--- /dev/null
+2012-03-08 Werner Lemberg <wl@gnu.org>
+
+ * Version 2.4.9 released.
+ =========================
+
+
+ Tag sources with `VER-2-4-9'.
+
+ * docs/CHANGES: Updated.
+
+ * docs/VERSION.DLL: Update documentation and bump version number to
+ 2.4.9.
+
+ * README, Jamfile (RefDoc),
+ builds/win32/vc2005/freetype.vcproj, builds/win32/vc2005/index.html,
+ builds/win32/vc2008/freetype.vcproj, builds/win32/vc2008/index.html,
+ builds/win32/vc2010/freetype.vcxproj, builds/win32/vc2010/index.html,
+ builds/win32/visualc/freetype.dsp,
+ builds/win32/visualc/freetype.vcproj,
+ builds/win32/visualc/index.html, builds/win32/visualce/freetype.dsp,
+ builds/win32/visualce/freetype.vcproj,
+ builds/win32/visualce/index.html,
+ builds/wince/vc2005-ce/freetype.vcproj,
+ builds/wince/vc2005-ce/index.html,
+ builds/wince/vc2008-ce/freetype.vcproj,
+ builds/wince/vc2008-ce/index.html: s/2.4.8/2.4.9/, s/248/249/.
+
+ * include/freetype/freetype.h (FREETYPE_PATCH): Set to 9.
+
+ * builds/unix/configure.raw (version_info): Set to 14:1:8.
+
+2012-03-08 Werner Lemberg <wl@gnu.org>
+
+ [bdf] Add missing overflow check.
+
+ * src/bdf/bdflib.c (_bdf_parse_glyphs) <BITMAP>: Add threshold for
+ `glyph->bpr'.
+
+2012-03-07 Vinnie Falco <vinnie.falco@gmail.com>
+
+ Prepare source code for amalgamation.
+
+ * src\autofit\aferrors.h, src\bdf\bdferror.h, src\bzip2\ftbzip2.c,
+ src\cache\ftcerror.h, src\cff\cfferrs.h, src\cid\ciderrs.h,
+ src\gxvalid\gxverror.h, src\gzip\ftgzip.c, src\lzw\ftlzw.c,
+ src\otvalid\otverror.h, src\pcf\pcferror.h, src\pfr\pfrerror.h,
+ src\psaux\psauxerr.h, src\pshinter\pshnterr.h,
+ src\psnames\psnamerr.h, src\raster\rasterrs.h, src\sfnt\sferrors.h,
+ src\smooth\ftsmerrs.h, src\truetype\tterrors.h,
+ src\type1\t1errors.h, src\type42\t42error.h, src\winfonts\fnterrs.h:
+ Add #undef FT_ERR_PREFIX before #define FT_ERR_PREFIX.
+
+2012-03-03 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #35660.
+
+ For some divisions, we use casts to 32bit entities. Always guard
+ against division by zero with these casts also.
+
+ * src/base/ftcalc.c (ft_div64by32): Remove redundant cast.
+ (FT_MulDiv, FT_MulDiv_No_Round): Add 32bit cast.
+ (FT_DivFix): Add 32bit cast (this omission triggered the bug).
+
+2012-03-03 Werner Lemberg <wl@gnu.org>
+
+ [psaux] Fix handling of track kerning.
+
+ * src/psaux/afmparse.c (afm_parse_track_kern): Don't inverse sign
+ for `min_kern'. It is indeed quite common that track kerning
+ *increases* spacing for very small sizes.
+
+2012-03-02 Werner Lemberg <wl@gnu.org>
+
+ [truetype] Fix Savannah bug #35689.
+
+ * src/truetype/ttgload.c (TT_Load_Simple_Glyph): Check first outline
+ point.
+
+2012-03-01 Werner Lemberg <wl@gnu.org>
+
+ [bdf] Fix Savannah bug #35656.
+
+ * src/bdf/bdflib.c (_bdf_parse_glyphs) <_BDF_BITMAP>: Check validity
+ of nibble characters instead of accessing `a2i' array.
+
+2012-03-01 Werner Lemberg <wl@gnu.org>
+
+ [winfonts] Fix Savannah bug #35659.
+
+ * src/winfonts/winfnt.c (FNT_Face_Init): Check number of glyphs.
+
+2012-03-01 Werner Lemberg <wl@gnu.org>
+
+ [bdf] Fix Savannah bug #35658.
+
+ * src/bdf/bdflib.c (_bdf_list_split): Initialize `field' elements
+ properly.
+
+2012-03-01 Werner Lemberg <wl@gnu.org>
+
+ [psaux] Fix Savannah bug #35657.
+
+ If in function `skip_spaces' the routine `skip_comment' comes to the
+ end of buffer, `cur' is still increased by one, so we need to check
+ for `p >= limit' and not `p == limit'.
+
+ * src/psaux/psconv.c (PS_Conv_Strtol, PS_Conv_ToFixed,
+ PS_Conv_ASCIIHexDecode, PS_Conv_EexecDecode): Fix boundary checking.
+
+2012-03-01 Werner Lemberg <wl@gnu.org>
+
+ [truetype] Fix Savannah bug #35646.
+
+ * src/truetype/ttinterp.c (Ins_MIRP): Typo, present since ages. The
+ code is now in sync with the other operators (e.g. MSIRP) which
+ modify twilight points.
+
+2012-03-01 Werner Lemberg <wl@gnu.org>
+
+ [bdf] Fix Savannah bug #35643.
+
+ * src/bdf/bdflib.c (_bdf_list_ensure): Bring code in sync with
+ comment before `_bdf_list_split', this is, really allocate at least
+ five `field' elements.
+
+2012-03-01 Werner Lemberg <wl@gnu.org>
+
+ [bdf] Fix Savannah bug #35641.
+
+ * src/bdf/bdflib.c (_bdf_parse_glyphs) <DWIDTH, BBX>: Abort if
+ _BDF_ENCODING isn't set. We need this because access to the `glyph'
+ variable might be undefined otherwise.
+
+2012-03-01 Werner Lemberg <wl@gnu.org>
+
+ [truetype] Fix Savannah bug #35640.
+
+ * src/truetype/ttinterp.c (SkipCode, TT_RunIns): Fix boundary check
+ for NPUSHB and NPUSHW instructions.
+
+2012-02-29 Werner Lemberg <wl@gnu.org>
+
+ [truetype] Fix Savannah bug #35601.
+
+ * src/truetype/ttinterp.c (Ins_SHZ): Use number of points instead of
+ last point for loop.
+ Also remove redundant boundary check.
+
+2012-02-29 Werner Lemberg <wl@gnu.org>
+
+ [truetype] Remove redundant check.
+
+ * src/truetype/ttgload.c (TT_Load_Simple_Glyph): Remove redundant
+ second check for ordered contour start points.
+
+2012-02-29 Werner Lemberg <wl@gnu.org>
+
+ [truetype] Make SHC instruction behave similar to MS rasterizer.
+
+ * src/truetype/ttinterp.c (Ins_SHC): Handle virtual contour in
+ twilight zone.
+
+2012-02-29 Alexei Podtelezhnikov <apodtele@gmail.com>
+
+ Avoid modulo operators against a power-of-two denominator.
+
+ * src/afcjk.c (af_hint_normal_stem), src/base/ftoutln.c
+ (ft_contour_has), src/cff/cffgload.c (cff_decoder_parse_charstrings)
+ <cff_op_vvcurveto, cff_op_hhcurveto, cff_op_hvcurveto>,
+ src/gxvalid/gxvcommn.c (GXV_32BIT_ALIGNMENT_VALIDATE),
+ src/gxvalid/gxvfeat.c (gxv_feat_setting_validate): Replace `%' with
+ `&' operator.
+
+2012-02-29 Werner Lemberg <wl@gnu.org>
+
+ [autofit] Don't synchronize digit widths for light rendering mode.
+
+ We don't hint horizontally in this mode.
+
+ * src/autofit/afloader.c (af_loader_load_g) <Hint_Metrics>:
+ Implement it.
+
+2012-02-26 Alexei Podtelezhnikov <apodtele@gmail.com>
+
+ [type42] Minor code optimization (again).
+
+ * src/type42/t42parse.c (t42_parse_sfnts): Simplify previous change.
+
+2012-02-26 Mateusz Jurczyk <mjurczyk@google.com>
+ Werner Lemberg <wl@gnu.org>
+
+ [smooth] Fix Savannah bug #35604.
+
+ * src/smooth/ftsmooth.c (ft_smooth_render_generic): Use `FT_Pos'
+ instead of `FT_UInt' for some variables and update comparisons
+ accordingly. A detailed analysis can be found in the bug report.
+
+2012-02-26 Alexei Podtelezhnikov <apodtele@gmail.com>
+
+ [type42] Minor code optimization.
+
+ * src/type42/t42parse.c (t42_parse_sfnts): Use bitmask instead of
+ modulo operator.
+
+2012-02-26 Werner Lemberg <wl@gnu.org>
+
+ * docs/CHANGES: Updated.
+
+2012-02-26 Werner Lemberg <wl@gnu.org>
+
+ [type1] Fix Savannah bug #35608.
+
+ * src/type1/t1parse.c (T1_Get_Private_Dict): Reject too short
+ dictionaries.
+
+2012-02-26 Werner Lemberg <wl@gnu.org>
+
+ [bdf] Support `ENCODING -1 <n>' format.
+
+ * src/bdf/bdflib.c (_bdf_parse_glyphs) <ENCODING>: Implement it.
+
+2012-02-26 Werner Lemberg <wl@gnu.org>
+
+ [bdf] Fix Savannah bug #35607.
+
+ * src/bdf/bdflib.c (_bdf_parse_glyphs) <ENCODING>: Normalize
+ negative encoding values.
+
+2012-02-26 Werner Lemberg <wl@gnu.org>
+
+ [type1] Fix Savannah bug #35606.
+
+ * src/type1/t1load.c (parse_subrs): Add proper guards for `strncmp'.
+
+ * src/psaux/psobjs.c (ps_parser_skip_PS_token): Emit error message
+ only if cur < limit.
+
+2012-02-25 Werner Lemberg <wl@gnu.org>
+
+ [pcf] Fix Savannah bug #35603.
+
+ * src/pcf/pcfread.c (pcf_get_properties): Assure final zero byte in
+ `strings' array.
+
+2012-02-25 Werner Lemberg <wl@gnu.org>
+
+ [type42] Fix Savannah bug #35602.
+
+ * src/type42/t42parse.c (t42_parse_sfnts): Check `string_size' more
+ thoroughly.
+
+2012-02-25 Werner Lemberg <wl@gnu.org>
+
+ [bdf] Fix Savannah bugs #35599 and #35600.
+
+ * src/bdf/bdflib.c (ACMSG16): New warning message.
+ (_bdf_parse_glyphs) <_BDF_BITMAP>: Check line length.
+
+2012-02-24 Werner Lemberg <wl@gnu.org>
+
+ [bdf] Fix Savannah bugs #35597 and #35598.
+
+ * src/bdf/bdflib.c (_bdf_is_atom): Fix handling of property value.
+
+2012-02-24 Vinnie Falco <vinnie.falco@gmail.com>
+
+ Prepare source code for amalgamation (6/6).
+
+ * src/cff/cffdrivr.c: s/Load_Glyph/cff_glyph_load/.
+
+ * src/cid/cidload.c: s/parse_font_matrix/cid_parse_font_matrix/.
+ s/t1_init_loader/cid_init_loader/.
+ s/t1_done_loader/cid_done_loader/.
+
+ * src/pxaux/t1cmap.c: s/t1_get_glyph_name/psaux_get_glyph_name/.
+
+ * src/truetype/ttdriver.c: s/Load_Glyph/tt_glyph_load/.
+
+ * src/type1/t1load.c: s/parse_font_matrix/t1_parse_font_matrix/.
+
+2012-02-24 Vinnie Falco <vinnie.falco@gmail.com>
+
+ Prepare source code for amalgamation (5/6).
+
+ * include/freetype/fterrors.h: Undefine FT_KEEP_ERR_PREFIX after
+ using it.
+
+2012-02-22 Vinnie Falco <vinnie.falco@gmail.com>
+
+ Prepare source code for amalgamation (4/6).
+
+ * src/smooth/ftgrays.c, src/raster/ftraster.c: Undefine RAS_ARG,
+ RAS_ARGS, RAS_VAR, and RAS_VARS before defining it.
+
+ * src/smooth/ftgrays.c: s/TRaster/black_TRaster/,
+ s/PRaster/black_PRaster/.
+ * src/raster/ftraster.c: s/TRaster/gray_TRaster/,
+ s/PRaster/gray_PRaster/.
+
+2012-02-20 Vinnie Falco <vinnie.falco@gmail.com>
+
+ Prepare source code for amalgamation (3/6).
+
+ * src/smooth/ftgrays.c: s/TWorker/black_TWorker/,
+ s/PWorker/black_PWorker/.
+ * src/raster/ftraster.c: s/TWorker/gray_TWorker/,
+ s/PWorker/gray_PWorker/.
+
+2012-02-20 Vinnie Falco <vinnie.falco@gmail.com>
+
+ Prepare source code for amalgamation (2/6).
+
+ * src/smooth/ftgrays.c, src/raster/ftraster.c: Undefine FLOOR,
+ CEILING, TRUNC, and SCALED before defining it.
+
+2012-02-20 Vinnie Falco <vinnie.falco@gmail.com>
+
+ Prepare source code for amalgamation (1/6).
+
+ See discussion starting at
+
+ http://lists.gnu.org/archive/html/freetype-devel/2012-01/msg00037.html
+
+ * src/smooth/ftgrays.c: s/TBand/gray_TBand/.
+ * src/raster/ftraster.c: s/TBand/black_TBand/.
+
+2012-02-17 Alexei Podtelezhnikov <apodtele@gmail.com>
+
+ [autofit] Fix outline flags.
+
+ * src/autofit/afloader.c (af_loader_load_g): Don't reassign
+ `outline.flags' so that this information is preserved. See
+ discussion starting at
+
+ http://lists.gnu.org/archive/html/freetype-devel/2012-02/msg00046.html
+
+2012-02-11 Werner Lemberg <wl@gnu.org>
+
+ [truetype] Fix Savannah bug #35466.
+
+ Jump instructions are now bound to the current function. The MS
+ Windows rasterizer behaves the same, as confirmed by Greg Hitchcock.
+
+ * src/truetype/ttinterp.h (TT_CallRec): Add `Cur_End' element.
+ * src/truetype/ttobjs.h (TT_DefRecord): Add `end' element.
+
+ * src/truetype/ttinterp.c (DO_JROT, DO_JMPR, DO_JROF): Check upper
+ bound of jump address.
+ (Ins_FDEF, Ins_CALL, Ins_LOOPCALL, Ins_UNKNOWN, TT_RunIns): Updated.
+
+2012-02-11 Werner Lemberg <wl@gnu.org>
+
+ We don't use `extensions'.
+
+ * include/freetype/internal/ftobjs.h (FT_DriverRec): Remove
+ `extensions' field.
+
+2012-02-11 Werner Lemberg <wl@gnu.org>
+
+ Clean up `generic' fields.
+
+ * include/freetype/internal/ftobjs.h (FT_ModuleRec, FT_LibraryRec):
+ Remove `generic' field since users can't access it.
+
+ * src/base/ftobjs.c (FT_Done_GlyphSlot): Call `generic.finalizer' as
+ advertised in the documentation of FT_Generic.
+ (Destroy_Module, FT_Done_Library): Updated to changes in `ftobjs.h'.
+
+2012-02-07 Werner Lemberg <wl@gnu.org>
+
+ [autofit] Harmonize function arguments.
+
+ * src/autofit/afloader.c, src/autofit/afloader.h: Use `FT_Int32' for
+ `load_flags'.
+
+2012-02-07 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cffobjs.c (cff_face_init): Remove unnecessary casts.
+
+2012-01-17 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [gxvalid] Fix Savannah bug #35286.
+
+ Patch submitted by anonymous reporter.
+
+ * src/gxvalid/gxvcommn.c (gxv_XStateTable_subtable_setup):
+ gxv_set_length_by_ulong_offset() must be called with 3, not 4,
+ the number of the subtables in the state tables; classTable,
+ stateArray, entryTable.
+
+2012-01-17 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [raccess] Modify for PIC build.
+
+ Based on the patch provided by Erik Dahlstrom <ed@opera.com>,
+ http://lists.gnu.org/archive/html/freetype-devel/2012-01/msg00010.html
+
+ Also `raccess_guess_table[]' and `raccess_rule_by_darwin_vfs()'
+ are renamed with `ft_' suffixes.
+
+ * src/base/ftbase.h: `raccess_rule_by_darwin_vfs()' is renamed
+ to `ft_raccess_rule_by_darwin_vfs()'.
+ * src/base/ftobjs.c: Ditto.
+
+ * src/base/ftrfork.c: Declarations of FT_RFork_Rule,
+ raccess_guess_rec, are moved to...
+ * include/freetype/internal/ftrfork.h: Here.
+
+ * include/freetype/internal/ftrfork.h:
+ FT_RFORK_RULE_ARRAY_{BEGIN,ENTRY,END} macros are defined
+ to replace raccess_guess_table[] in both of PIC and non-PIC
+ modes.
+ * src/base/ftrfork.c: raccess_guess_table[] array is rewritten
+ by FT_RFORK_RULE_ARRAY_{BEGIN,ENTRY,END}.
+
+ * src/base/basepic.h (BasePIC): Add `ft_raccess_guess_table'
+ storage. (FT_RACCESS_GUESS_TABLE_GET): New macro to retrieve
+ the function pointer from `ft_raccess_guess_table' storage in
+ `BasePIC' structure.
+ * src/base/ftrfork.c (FT_Raccess_Guess): Rewritten with
+ FT_RACCESS_GUESS_TABLE_GET.
+ (raccess_get_rule_type_from_rule_index): Add `library' as the
+ first argument to the function, to retrieve the storage of
+ `ft_raccess_guess_table' from it. Also `raccess_guess_table'
+ is replaced by FT_RACCESS_GUESS_TABLE_GET.
+ (ft_raccess_rule_by_darwin_vfs): Ditto.
+
+2012-01-16 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Remove trailing spaces.
+
+2012-01-16 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Formatting PIC related sources.
+
+ * src/autofit/afpic.c: Harmonize to FT2 coding conventions.
+ * src/base/basepic.c: Ditto.
+ * src/base/ftpic.c: Ditto.
+ * src/cff/cffpic.c: Ditto.
+ * src/pshinter/pshpic.c: Ditto.
+ * src/psnames/pspic.c: Ditto.
+ * src/raster/rastpic.c: Ditto.
+ * src/sfnt/sfntpic.c: Ditto.
+ * src/smooth/ftspic.c: Ditto.
+ * src/truetype/ttpic.c: Ditto.
+
+2012-01-16 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [autofit] Fix the inclusion of `aflatin2.h' in PIC file.
+
+ * src/autofit/afpic.c: Include `aflatin2.h' when
+ FT_OPTION_AUTOFIT2 is defined, as afglobal.c does so.
+ Unconditionally inclusion causes declared but unimplemented
+ warning by GCC 4.6.
+
+2012-01-16 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [cff] Remove redundant declarations of cff_cmap_XXX_class_rec.
+
+ * src/cff/cffpic.c: The declarations of
+ FT_Init_Class_cff_cmap_encoding_class_rec() and
+ FT_Init_Class_cff_cmap_unicode_class_rec() are removed.
+ They can be obtained by the inclusion of cffcmap.h.
+ cffcmap.h invokes FT_DECLARE_CMAP_CLASS() and it declares
+ FT_Init_Class_cff_cmap_encoding_class_rec() etc in PIC mode.
+
+2012-01-15 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Fix redundant declaration warning in PIC mode.
+
+ Originally FT_DEFINE_{DRIVER,MODULE,RENDERER}() macros were
+ designed to declare xxx_pic_{free,init} by themselves.
+ Because these macros are used at the end of the module
+ interface (e.g. ttdriver.c) and the wrapper source to build
+ a module as a single object (e.g. truetype.c) includes
+ the PIC file (e.g. ttpic.c) before the module interface,
+ these macros are expanded AFTER xxx_pic_{free,init} body
+ when the modules are built as single object.
+ The declaration after the implementation causes the redundant
+ declaration warnings, so the declarations are moved to module
+ PIC headers (e.g. ttpic.h). Separating to other header files
+ are needed for multi build.
+
+ * include/freetype/internal/ftdriver.h (FT_DEFINE_DRIVER):
+ Remove class_##_pic_free and class_##_pic_init declarations.
+ * include/freetype/internal/ftobjs.h (FT_DEFINE_RENDERER,
+ FT_DEFINE_MODULE): Ditto.
+
+ * src/base/basepic.h: Insert a comment and fix coding style.
+ * src/autofit/afpic.h: Declare autofit_module_class_pic_{free,
+ init}.
+ * src/cff/cffpic.h: Declare cff_driver_class_pic_{free,init}.
+ * src/pshinter/pshpic.h: Declare pshinter_module_class_pic_{free,
+ init}.
+ * src/psnames/pspic.h: Declare psnames_module_class_pic_{free,
+ init}.
+ * src/raster/rastpic.h: Declare
+ ft_raster{1,5}_renderer_class_pic_{free,init}
+ * src/sfnt/sfntpic.h: Declare sfnt_module_class_pic_{free,init}.
+ * src/smooth/ftspic.h: Declare
+ ft_smooth_{,lcd_,lcdv_}renderer_class_pic_{free,init}.
+ * src/truetype/ttpic.h: Declare tt_driver_class_pic_{free,init}.
+
+2012-01-15 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Make pspic.c to include module error header to fix multi build.
+
+ * src/psnames/pspic.c: Include `psnamerr.h'.
+
+2012-01-14 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [base] Fix a dereference of uninitialized variable in PIC mode.
+
+ * src/base/ftglyph.c (FT_Glyph_To_Bitmap): `glyph' must be
+ set before derefering to obtain `library'. The initialization
+ of `clazz', `glyph', `library' and NULL pointer check are
+ reordered to minimize PIC conditonals.
+
+2012-01-14 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [base] Insert explicit cast for GCC 4.6 in PIC mode.
+
+ * src/base/ftinit.c (FT_Add_Default_Modules): Under PIC
+ configuration, FT_DEFAULT_MODULES_GET returns
+ FT_Module_Class** pointer, GCC 4.6 warns that
+ const FT_Module_Class* const* variable is warned as
+ inappropriate to store it. To calm it, explicit cast is
+ inserted. Also `library' is checked to prevent the NULL
+ pointer dereference in FT_DEFAULT_MODULES_GET.
+
+2012-01-13 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Fix PIC build broken by d9145241fe378104ba4c12a42534549faacc92e6.
+
+ Under PIC configuration, FT_{CFF,PSCMAPS,SFNT,TT}_SERVICES_GET
+ take no arguments but derefer the variable named `library'
+ internally.
+
+ * src/cff/cffdrivr.c (cff_get_interface): Declare `library' and
+ set it if non-NULL driver is passed.
+ * src/truetype/ttdriver.c (tt_get_interface): Ditto.
+
+ * src/sfnt/sfdriver.c (sfnt_get_interface): Declare `library'
+ under PIC configuration, and set it if non-NULL module is given.
+ * src/psnames/psmodule.c (psnames_get_interface): Ditto.
+
+2012-01-13 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Make PIC files include module error headers, to use the error codes
+ with per-module prefix.
+
+ * src/autofit/afpic.c: Include `aferrors.h'.
+ * src/cff/cffpic.c: Include `cfferrs.h'.
+ * src/pshinter/pshpic.c: Include `pshnterr.h'.
+ * src/raster/rastpic.c: Include `rasterrs.h'.
+ * src/sfnt/sfntpic.c: Include `sferrors.h'.
+ * src/smooth/ftspic.c: Include `ftsmerrs.h'.
+ * src/truetype/ttpic.c: Include `tterrors.h'.
+
+2012-01-04 Tobias Ringström <tobias@ringis.se>
+
+ [truetype] Fix IP instruction if x_ppem != y_ppem.
+
+ * src/truetype/ttinterp.c (Ins_IP): Scale `orus' coordinates
+ properly.
+
+2012-01-02 Werner Lemberg <wl@gnu.org>
+
+ Fix tracing message for `loca' table.
+
+ * src/truetype/ttpload.c (tt_face_get_location): Don't emit a
+ warning message if the last `loca' entry references an empty glyph.
+
+2011-12-10 Werner Lemberg <wl@gnu.org>
+
+ Add some variable initializations.
+ Reported by Richard COOK <rscook@unicode.org>.
+
+ * src/type1/t1driver.c (t1_ps_get_font_value): Initialize `val'.
+ * src/smooth/ftgrays.c (gray_render_conic): Initialize `levels'
+ earlier.
+
+2011-12-08 Werner Lemberg <wl@gnu.org>
+
+ Fix serious scaling bug in `FT_Get_Advances'.
+
+ * src/base/ftadvanc.c (FT_Get_Advances): Advance values returned by
+ `FT_Load_Glyph' must be simply multiplied by 1024.
+
+2011-12-08 Werner Lemberg <wl@gnu.org>
+
+ * src/bdf/bdflib.c (_bdf_parse_start): Drop redundant error tracing.
+
+2011-12-02 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [mac] Unify DARWIN_NO_CARBON with FT_MACINTOSH.
+
+ Originally FT_MACINTOSH was a pure auto macro and DARWIN_NO_CARBON
+ was a configurable macro to disable Carbon-dependent code. Because
+ now configure script sets DARWIN_NO_CARBON by default and disables
+ Darwin & Carbon-dependent codes, these macros can be unified.
+ FT_MACINTOSH (undefined by default) is kept and DARWIN_NO_CARBON
+ (defined by default) is removed, because DARWIN_NO_CARBON violates
+ FT_XXX naming convention of public macros, and a macro configured by
+ default is not portable for the building without configure (e.g.
+ make devel).
+
+ * builds/unix/configure.raw: Define FT_MACINTOSH if Carbon-based
+ old Mac font support is requested and Carbon is available.
+ * builds/unix/ftconfig.in: Undefine FT_MACINTOSH when the support
+ for Mac OS X without Carbon (e.g. Mac OS X 10.4 for ppc64) is
+ requested.
+ * include/freetype/config/ftconfig.in: Ditto.
+ * builds/vms/ftconfig.h: Ditto.
+
+ * src/base/ftbase.h: Remove DARWIN_NO_CARBON.
+ * src/base/ftbase.c: Ditto.
+ * src/base/ftobjs.c: Ditto.
+ * src/base/ftrfork.c: Ditto.
+
+ * src/base/ftmac.c: Compile the body if FT_MACINTOSH is defined
+ (same with TT_USE_BYTECODE_INTERPRETER in ttinterp.c).
+ * builds/mac/ftmac.c: Ditto.
+
+ * builds/mac/FreeType.m68k_cfm.make.txt: Define FT_MACINTOSH.
+ * builds/mac/FreeType.m68k_far.make.txt: Ditto.
+ * builds/mac/FreeType.ppc_classic.make.txt: Ditto.
+ * builds/mac/FreeType.ppc_carbon.make.txt: Ditto.
+
+2011-11-30 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Fix Savannah bug #34728 (`make devel' on Mac OS X).
+
+ * builds/toplevel.mk: Check `/dev/null' to identify the Unix-
+ like systems without `init' nor `hurd' (e.g. Mac OS X >= 10.4).
+ * builds/unix/detect.mk: Ditto.
+
+2011-11-30 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [apinames] Fix the overflow of signed integer hash.
+
+ * src/tools/apinames.c (names_add): Change the type of `h' from
+ int to unsigned int, to prevent undefined behaviour in the
+ overflow of signed integers (overflow of unsigned int is defined
+ to be wrap around). Found by clang test suggested by Sean
+ McBride.
+
+2011-11-30 Werner Lemberg <wl@gnu.org>
+
+ [winfonts] Remove casts.
+
+ * src/winfonts/winfnt.c (winfnt_driver_class): Remove all casts and
+ update affected functions.
+ (FNT_Size_Select): Fix number of arguments.
+
+2011-11-30 Werner Lemberg <wl@gnu.org>
+
+ [type42] Remove casts.
+
+ * src/type42/t42driver.c (t42_driver_class): Remove all casts and
+ update affected functions.
+
+ * src/type42/t42objs.c, src/type42/t42objs.h: Updated for t42driver
+ changes.
+
+2011-11-30 Werner Lemberg <wl@gnu.org>
+
+ [type1] Remove casts.
+
+ * src/type1/t1driver.c (t1_driver_class): Remove all casts and
+ update affected functions.
+
+ * src/type1/t1gload.c, src/type1/t1gload.h, src/type1/t1objs.c:
+ Updated for t1driver changes.
+ src/type1/t1objs.h (T1_Driver): Remove unused typedef.
+ Updated for t1driver changes.
+
+2011-11-27 Werner Lemberg <wl@gnu.org>
+
+ [bdf] Fix Savannah bug #34896.
+
+ ENCODING now covers the whole Unicode range.
+
+ Note, however, that this change is quite expensive since it
+ increases the size of three arrays by almost 400kByte in total. The
+ right fix is to replace the logic with something smarter.
+ Additionally, there exist very old BDFs for three-byte CCCII
+ encoding which exceeds the range of Unicode (another reason to have
+ a smarter logic).
+
+ * src/bdf/bdf.h (bdf_font_t): Increase size of `nmod' and `umod'
+ arrays.
+ * src/bdf/bdflib.c (bdf_parse_t): Increase size of `have' array.
+
+2011-11-27 Werner Lemberg <wl@gnu.org>
+
+ [bdf] Improve tracing.
+
+ * src/bdf/bdflib.c (DBGMSG1, DBGMSG2): New macros.
+ (_bdf_parse_glyphs): Use them.
+
+2011-11-26 Werner Lemberg <wl@gnu.org>
+
+ Improve tracing.
+
+ * src/bdf/bdfdrivr.c (BDF_Face_Done), src/pcf/pcfdrivr.c
+ (PCF_Face_Done): Remove tracing message.
+
+ * src/bdf/bdfdrivr.c (BDF_Face_Init), src/cff/cffobjs.c
+ (cff_face_init), src/cid/cidobjs.c (cid_face_init),
+ src/pfr/pfrobjs.c (pfr_face_init), src/sfnt/sfobjs.c
+ (sfnt_init_face), src/truetype/ttobjs.c (tt_face_init),
+ src/type1/t1objs.c (T1_Face_Init), src/type42/t42objs.c
+ (T42_Face_Init), src/winfonts/winfnt.c (FNT_Face_Init): Add
+ `greeting' message.
+
+ * src/sfnt/sfobjs.c (sfnt_open_font), src/type42/t42objs.c
+ (T42_Open_Face): Improve tracing.
+
+2011-11-26 Werner Lemberg <wl@gnu.org>
+
+ [cid] Fix error code.
+
+ * src/cid/cidparse.c (cid_parser_new): Do it.
+
+2011-11-26 Werner Lemberg <wl@gnu.org>
+
+ [cff] Fix error code.
+
+ * src/cff/cffload.c (cff_font_load): Do it.
+
+2011-11-26 Werner Lemberg <wl@gnu.org>
+
+ Add new error code FT_Err_Missing_Module.
+
+ Previously, FreeType misleadingly returned
+ FT_Err_Unknown_File_Format if a module was missing (or a test was
+ missing completely).
+
+ * include/freetype/fterrdef.h (FT_Err_Missing_Module): Define.
+
+ * src/cff/cffobjs.c (cff_face_init), src/cff/cffdrivr.c
+ (cff_get_glyph_name), src/cid/cidobjs.c (cid_face_init),
+ src/sfnt/sfobjs.c (sfnt_init_face), src/truetype/ttobjs.c
+ (tt_face_init), src/type1/t1objs.c (T1_Face_Init),
+ src/type42/t42objs.c (T42_Face_Init, T42_Driver_Init): Updated.
+
+ * src/type1/t1afm.c (T1_Read_Metrics), src/type/t1objs.c
+ (T1_Face_Init), src/type42/t42objs.c (T42_Face_Init): Remove now
+ redundant test for `psaux'.
+
+2011-11-25 Werner Lemberg <wl@gnu.org>
+
+ [bdf] Add more error messages.
+
+ * src/bdf/bdflib.c (_bdf_set_default_spacing, _bdf_add_property):
+ Add line number argument.
+ Update all callers.
+ (ERRMSG5, ERRMSG6, ERRMSG7, ERRMSG8, ERRMSG9): New macros.
+ (_bdf_readstream, _bdf_set_default_spacing, _bdf_add_property,
+ _bdf_parse_glyphs, _bdf_parse_start): Add error messages.
+
+2011-11-24 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/fterrors.h: Remove dead code.
+
+2011-11-15 Werner Lemberg <wl@gnu.org>
+
+ * docs/releases: Updated.
+
+2011-11-15 Werner Lemberg <wl@gnu.org>
+
+ * Version 2.4.8 released.
+ =========================
+
+
+ Tag sources with `VER-2-4-8'.
+
+ * docs/CHANGES: Updated.
+
+ * docs/VERSION.DLL: Update documentation and bump version number to
+ 2.4.8.
+
+ * README, Jamfile (RefDoc),
+ builds/win32/vc2005/freetype.vcproj, builds/win32/vc2005/index.html,
+ builds/win32/vc2008/freetype.vcproj, builds/win32/vc2008/index.html,
+ builds/win32/vc2010/freetype.vcxproj, builds/win32/vc2010/index.html,
+ builds/win32/visualc/freetype.dsp,
+ builds/win32/visualc/freetype.vcproj,
+ builds/win32/visualc/index.html, builds/win32/visualce/freetype.dsp,
+ builds/win32/visualce/freetype.vcproj,
+ builds/win32/visualce/index.html,
+ builds/wince/vc2005-ce/freetype.vcproj,
+ builds/wince/vc2005-ce/index.html,
+ builds/wince/vc2008-ce/freetype.vcproj,
+ builds/wince/vc2008-ce/index.html: s/2.4.7/2.4.8/, s/247/248/.
+
+ * include/freetype/freetype.h (FREETYPE_PATCH): Set to 8.
+
+ * builds/unix/configure.raw (version_info): Set to 14:0:8.
+
+2011-11-13 Chris Liddell <chris.liddell@artifex.com>
+
+ Add FT_Get_PS_Font_Value() API.
+
+ This allows a Type 1 font face to be interrogated to retrieve most
+ of the dictionary keys (keys not relevant to FreeType's Type 1
+ interpreter are not available).
+
+ * include/freetype/internal/services/svpsinfo.h
+ (PS_GetFontValueFunc): New typedef.
+ (PSInfo): Add `ps_get_font_value'.
+ (FT_DEFINE_SERVICE_PSINFOREC): Updated.
+
+ * include/freetype/internal/t1types.h (T1_EncodingType): Moved to...
+ * include/freetype/t1tables.h: Here.
+ (PS_Dict_Keys): New enumeration.
+ (FT_Get_PS_Font_Value): New declaration.
+
+ * src/base/fttype1.c (FT_Get_PS_Font_Value): New function.
+
+ * src/type1/t1driver.c (t1_ps_get_font_value): This new function
+ does the real job.
+ (t1_service_ps_info): Add it.
+
+ * src/cff/cffdrivr.c (cff_service_ps_info), src/cid/cidriver.c
+ (cid_service_ps_info), src/type42/t42drivr.c (t42_service_ps_info):
+ Updated.
+
+2011-11-08 Braden Thomas <bthomas@apple.com>
+
+ [cid] Various loading fixes.
+
+ * src/cid/cidload.c (cid_load_keyword) <default>,
+ (parse_font_matrix, parse_expansion_factor): Correctly check number
+ of dictionaries.
+ (cid_read_subrs): Protect against invalid values of `num_subrs'.
+ Assure that the elements of the `offsets' array are ascending.
+
+2011-11-05 Werner Lemberg <wl@gnu.org>
+
+ * README: We use copyright ranges also.
+
+ According to
+
+ http://www.gnu.org/prep/maintain/html_node/Copyright-Notices.html
+
+ this should be mentioned explicitly.
+
+2011-10-30 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [raccess] Supplement for previous fix.
+
+ * src/base/ftbase.h (raccess_rule_by_darwin_vfs): Do not declare
+ it on native Mac OS X.
+ * src/base/ftrfork.c (raccess_get_rule_type_from_rule_index):
+ Hide raccess_get_rule_type_from_rule_index() on native Mac OS X
+ too.
+
+2011-10-30 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [raccess] Hide raccess_rule_by_darwin_vfs() on native Mac OS X.
+
+ * src/base/ftrfork.c (raccess_rule_by_darwin_vfs): Do not
+ compile on native Mac OS X because it is not used.
+
+2011-10-25 Werner Lemberg <wl@gnu.org>
+
+ [truetype] Fix MD instruction for twilight zone.
+
+ * src/truetype/ttinterp.c (Ins_MD): Without this fix, the MD
+ instruction applied to original coordinates of twilight points
+ always returns zero.
+
+2011-10-18 Werner Lemberg <wl@gnu.org>
+
+ * Version 2.4.7 released.
+ =========================
+
+
+ Tag sources with `VER-2-4-7'.
+
+ * docs/CHANGES: Updated.
+
+ * docs/VERSION.DLL: Update documentation and bump version number to
+ 2.4.7.
+
+ * README, Jamfile (RefDoc),
+ builds/win32/vc2005/freetype.vcproj, builds/win32/vc2005/index.html,
+ builds/win32/vc2008/freetype.vcproj, builds/win32/vc2008/index.html,
+ builds/win32/vc2010/freetype.vcxproj, builds/win32/vc2010/index.html,
+ builds/win32/visualc/freetype.dsp,
+ builds/win32/visualc/freetype.vcproj,
+ builds/win32/visualc/index.html, builds/win32/visualce/freetype.dsp,
+ builds/win32/visualce/freetype.vcproj,
+ builds/win32/visualce/index.html,
+ builds/wince/vc2005-ce/freetype.vcproj,
+ builds/wince/vc2005-ce/index.html,
+ builds/wince/vc2008-ce/freetype.vcproj,
+ builds/wince/vc2008-ce/index.html: s/2.4.6/2.4.7/, s/246/247/.
+
+ * include/freetype/freetype.h (FREETYPE_PATCH): Set to 7.
+
+ * builds/unix/configure.raw (version_info): Set to 13:2:7.
+
+2011-10-15 Kal Conley <kcconley@gmail.com>
+
+ Fix handling of transformations if no renderer is present.
+
+ * src/base/ftobjs.c (FT_Load_Glyph): Thinko.
+
+2011-10-15 Kal Conley <kcconley@gmail.com>
+
+ Fix conditions for autohinting.
+
+ * src/base/ftobjs.c (FT_Load_Glyph): Handle
+ FT_LOAD_IGNORE_TRANSFORM.
+
+2011-10-07 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [gxvalid] Fix a bug to detect too large offset in morx table.
+
+ * src/gxvalid/gxvmorx2.c
+ (gxv_morx_subtable_type2_ligActionIndex_validate): Fix a bug
+ that too large positive offset cannot be detected.
+
+2011-10-01 Braden Thomas <bthomas@apple.com>
+
+ Handle some border cases.
+
+ * include/freetype/config/ftstdlib.h (FT_USHORT_MAX): New macro.
+
+ * src/base/ftbitmap.c (FT_Bitmap_Convert): Protect against invalid
+ value of `target->rows'.
+
+ * src/psaux/t1decode.c (t1_decoder_parse_charstrings): Add check for
+ flex start.
+
+ * src/raster/ftrend1.c (ft_raster1_render): Check `width' and
+ `height'.
+
+ * src/truetype/ttgxvar.c (TT_Vary_Get_Glyph_Deltas): Protect against
+ invalid values in `localpoints' array.
+
+2011-10-01 Werner Lemberg <wl@gnu.org>
+
+ [psnames] Handle zapfdingbats.
+ Problem reported by Nicolas Rougier <Nicolas.Rougier@inria.fr>.
+
+ * src/tools/glnames.py (adobe_glyph_list): Add data from AGL's
+ `zapfdingbats.txt' file.
+
+ * src/psnames/pstables.h: Regenerated.
+
+2011-09-27 Simon Bünzli <zeniko@gmail.com>
+
+ Fix Savannah bug #34189.
+
+ * src/type1/t1load.c (T1_Open_Face): Initialize
+ `face->len_buildchar'.
+
+2011-09-26 Werner Lemberg <wl@gnu.org>
+
+ [cff] Dump SIDs while tracing.
+
+ * src/cff/cffobjs.c (cff_face_init): Do it.
+
+ * src/cff/cffparse.c (cff_parser_run) [FT_DEBUG_LEVEL_TRACE]
+ <cff_kind_string>: Identify as SID.
+
+2011-09-17 Werner Lemberg <wl@gnu.org>
+
+ Remove unused FT_ALIGNMENT macro.
+
+ * builds/unix/ftconfig.in, builds/vms/ftconfig.h,
+ include/freetype/config/ftconfig.h: Do it.
+
+2011-09-17 Alexei Podtelezhnikov <apodtele@gmail.com>
+
+ [smooth] Slightly optimize conic and cubic flatterners.
+
+ * src/smooth/ftgrays.c (gray_render_conic, gray_render_cubic): Move
+ out some code from the main loop to speed it up.
+
+2011-09-11 Tomas Hoger <thoger@redhat.com>
+
+ Slightly improve LZW_CLEAR handling.
+
+ * src/lzw/ftzopen.c (ft_lzwstate_io) <FT_LZW_PHASE_CODE>:
+ Ensure that subsequent (modulo garbage byte(s)) LZW_CLEAR codes are
+ handled as clear codes. This also re-sets old_code and old_char to
+ predictable values, which is a little better than using `random'
+ ones if the code following LZW_CLEAR is invalid.
+
+2011-09-11 Tomas Hoger <thoger@redhat.com>
+
+ Add explicit LZW decompression stack size limit.
+
+ Stack larger than 1<<LZW_MAX_BITS is never needed if prefix table is
+ constructed correctly. It's even less than that, see e.g.
+ libarchive code comment for a better size upper bound:
+
+ http://code.google.com/p/libarchive/source/browse/trunk/libarchive/archive_read_support_filter_compress.c?r=3635#121
+
+ This patch adds explicit stack size limit, enforced when stack is
+ realloced.
+
+ An alternative is to ensure that code < state->prefix[code - 256]
+ when traversing prefix table. Such check is less efficient and
+ should not be required if prefix table is constructed correctly in
+ the first place.
+
+ * src/lzw/ftzopen.c (ft_lzwstate_stack_grow): Implement it.
+
+2011-09-11 Tomas Hoger <thoger@redhat.com>
+
+ Protect against loops in the prefix table.
+
+ LZW decompressor did not sufficiently check codes read from the
+ input LZW stream. A specially-crafted or corrupted input could
+ create a loop in the prefix table, which leads to memory usage
+ spikes, as there's no decompression stack size limit.
+
+ * src/lzw/ftzopen.c (ft_lzwstate_io) <FT_LZW_PHASE_START>: First
+ code in valid LZW stream must be 0..255.
+ <FT_LZW_PHASE_CODE>: In the special KwKwK case, code == free_ent,
+ code > free_ent is invalid.
+
+2011-09-09 Werner Lemberg <wl@gnu.org>
+
+ Better tracing of metrics.
+
+ * src/base/ftobjs.c (FT_Request_Size, FT_Select_Size): Decorate with
+ FT_TRACE.
+
+2011-09-07 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #33816.
+
+ * src/cff/cfftypes.h (CFF_FontRecDictRec): New member
+ `has_font_matrix'.
+ * src/cff/cffparse.c (cff_parse_font_matrix): Set it.
+ Update tracing output.
+ * src/cff/cffobjs.c (cff_face_init): Use it so that the heuristics
+ can be removed.
+
+2011-08-30 Werner Lemberg <wl@gnu.org>
+
+ Better tracing of metrics.
+
+ * src/base/ftobjs.c (FT_Select_Metrics, FT_Request_Metrics):
+ Decorate with FT_TRACE.
+
+2011-08-25 Werner Lemberg <wl@gnu.org>
+
+ [cff] Better tracing of the parsing process.
+
+ * src/cff/cffload.c (cff_subfont_load, cff_font_load): Decorate with
+ FT_TRACE.
+
+ * src/cff/cffparse.c (cff_parse_font_matrix, cff_parse_font_bbox,
+ cff_parse_private_dict, cff_parse_cid_ros): Updated.
+ (CFF_FIELD_NUM, CFF_FIELD_FIXED, CFF_FIELD_FIXED_1000,
+ CFF_FIELD_STRING, CFF_FIELD_BOOL, CFF_FIELD_CALLBACK, CFF_FIELD,
+ CFF_FIELD_DELTA): Add argument for ID.
+ (cff_parser_run): Decorate with FT_TRACE.
+
+ * src/cff/cffparse.h (CFF_Field_Handler) [FT_DEBUG_LEVEL_TRACE]: Add
+ `id' member.
+
+ * src/cff/cfftoken.h: Add IDs to all fields.
+
+2011-08-16 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #34022.
+
+ * README, docs/INSTALL: Remove references to UPGRADE.UNIX.
+
+2011-08-15 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #34018.
+
+ * docs/UPGRADE.UNIX: Removed. Obsolete.
+
+2011-08-15 David Bevan <david.bevan@pb.com>
+
+ Fix Savannah bug #33992.
+
+ * src/base/ftstroke.c (FT_Stroker_ParseOutline): Fix border case.
+
+2011-08-12 Werner Lemberg <wl@gnu.org
+
+ [truetype] Fix degenerate case in S{P,F,DP}VTL opcodes.
+
+ * src/truetype/ttinterp.c (Ins_SxVTL): Handle p1 == p2 specially.
+ (Ins_SDPVTL): Handle v1 == v2 specially.
+
+2011-08-09 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #33975.
+
+ * src/cff/cffparse.c (cff_parse_font_matrix): Fix typo.
+
+2011-07-29 Werner Lemberg <wl@gnu.org>
+
+ * Version 2.4.6 released.
+ =========================
+
+
+ Tag sources with `VER-2-4-6'.
+
+ * docs/CHANGES: Updated.
+
+ * docs/VERSION.DLL: Update documentation and bump version number to
+ 2.4.6.
+
+ * README, Jamfile (RefDoc),
+ builds/win32/vc2005/freetype.vcproj, builds/win32/vc2005/index.html,
+ builds/win32/vc2008/freetype.vcproj, builds/win32/vc2008/index.html,
+ builds/win32/vc2010/freetype.vcxproj, builds/win32/vc2010/index.html,
+ builds/win32/visualc/freetype.dsp,
+ builds/win32/visualc/freetype.vcproj,
+ builds/win32/visualc/index.html, builds/win32/visualce/freetype.dsp,
+ builds/win32/visualce/freetype.vcproj,
+ builds/win32/visualce/index.html,
+ builds/wince/vc2005-ce/freetype.vcproj,
+ builds/wince/vc2005-ce/index.html,
+ builds/wince/vc2008-ce/freetype.vcproj,
+ builds/wince/vc2008-ce/index.html: s/2.4.5/2.4.6/, s/245/246/.
+
+ * include/freetype/freetype.h (FREETYPE_PATCH): Set to 6.
+
+ * builds/unix/configure.raw (version_info): Set to 13:1:7.
+
+2011-07-29 Werner Lemberg <wl@gnu.org>
+
+ [cff] Add some more tracing infos.
+
+ * src/cff/cffparse.c (cff_parse_font_matrix, cff_parse_font_bbox,
+ cff_parse_cid_ros): Add tracing.
+
+2011-07-22 Dirk Müller <dmueller@suse.de>
+
+ [psaux, type1] Fix null pointer dereferences.
+
+ Found with font fuzzying.
+
+ * src/psaux/t1decode.c (t1_decoder_parse_charstrings): Check
+ `decoder->buildchar'.
+
+ * src/type1/t1load.c (t1_load_keyword): Check `blend->num_designs'.
+
+2011-07-20 Chris Morgan <cmorgan@cybexintl.com>
+
+ Add FT_CONFIG_OPTION_DISABLE_STREAM_SUPPORT.
+
+ Useful for embedded systems which don't need file stream support.
+
+ * src/base/ftsystem.c, src/base/ftobjs.c (FT_Stream_New): Implement
+ it.
+
+2011-07-20 Elton Chung <elton328@gmail.com>
+
+ * src/base/ftpatent.c (FT_Face_SetUnpatentedHinting): Fix typo.
+
+2011-07-16 Steven Chu <steven.f.chu@gmail.com>
+
+ [truetype] Fix metrics on size request for scalable fonts.
+
+ * src/truetype/ttdriver.c (tt_size_request): Fix copying metrics
+ from TT_Size to FT_Size if scalable font.
+
+ See
+
+ http://lists.gnu.org/archive/html/freetype-devel/2011-07/msg00049.html
+
+ for some comparison images.
+
+2011-07-14 Matthias Drochner <M.Drochner@fz-juelich.de>.
+
+ [psaux] Fix potential sign extension problems.
+
+ When shifting right a signed value, it is not defined by the
+ C standard whether one gets a sign extension or not. Use a macro to
+ do an explicit cast from a signed short (assuming that this is
+ 16bit) to an int.
+
+ * src/psaux/t1decode.c (Fix2Int): New macro.
+ Use it where appropriate.
+
+2011-07-14 Werner Lemberg <wl@gnu.org>
+
+ * src/psaux/t1decode.c (t1_decoder_parse_charstrings)
+ <op_callothersubr>: Better handling of subroutine index 0.
+ From Matthias Drochner <M.Drochner@fz-juelich.de>.
+
+2011-07-10 Алексей Подтележников <apodtele@gmail.com>
+
+ [psaux] Optimize previous commit.
+
+ * src/psaux/t1decode.c (t1_decoder_parse_charstrings)
+ <op_callothersubr>: Move error check down to avoid testing twice for
+ good cases.
+
+2011-07-08 Werner Lemberg <wl@gnu.org>
+
+ [psaux] Add better argument check for `callothersubr'.
+
+ * src/psaux/t1decode.c (t1_decoder_parse_charstrings)
+ <op_callothersubr>: Reject negative arguments.
+
+2011-07-07 Werner Lemberg <wl@gnu.org>
+
+ [sfnt] Try harder to find non-zero values for ascender and descender.
+
+ * src/sfnt/sfobjs.c (sfnt_load_face): Consult `OS/2' table in case
+ the `hhea' table's values are zero.
+
+2011-07-03 Werner Lemberg <wl@gnu.org>
+
+ Fix previous commit.
+
+ We want to unset FT_FACE_FLAG_SCALABLE only if there are bitmap
+ strikes in the font.
+
+ * src/truetype/ttobjs.c (tt_face_init): Implement it.
+
+ * docs/CHANGES: Updated.
+
+2011-07-02 Just Fill Bugs <mozbugbox@yahoo.com.au>
+
+ Fix Savannah bug #33246.
+
+ * src/truetype/ttobjs.c (tt_check_single_notdef): New function.
+ (tt_face_init): Use it to test FT_FACE_FLAG_SCALABLE.
+
+2011-07-02 Werner Lemberg <wl@gnu.org>
+
+ * docs/CHANGES: Updated.
+
+2011-07-02 David Bevan <david.bevan@pb.com>
+
+ [ftstroke] Major revision.
+
+ The main problems
+ -----------------
+
+ o If FT_STROKER_LINEJOIN_BEVEL was specified, unlimited miter
+ joins (not bevel joins) were generated. Indeed, the meanings of
+ `miter' and `bevel' were incorrectly reversed (consistently) in
+ both the code and comments.
+
+ o The way bevel joins were constructed (whether specified
+ explicitly, or created as a result of exceeding the miter limit)
+ did not match what is required for stroked text in PostScript or
+ PDF.
+
+ The main fixes
+ --------------
+
+ o The behaviour of FT_STROKER_LINEJOIN_BEVEL has been corrected.
+
+ o A new line join style, FT_STROKER_LINEJOIN_MITER_FIXED, has been
+ introduced to support PostScript and PDF miter joins.
+
+ o FT_STROKER_LINEJOIN_MITER_VARIABLE has been introduced as an
+ alias for FT_STROKER_LINEJOIN_MITER.
+
+ Additionally, a variety of stroking errors have been fixed. These
+ would cause various artifacts (including points `at infinity'),
+ especially when stroking poor quality fonts.
+
+ See
+
+ http://lists.gnu.org/archive/html/freetype-devel/2011-07/msg00001.html
+
+ for example documents. The FreeType stroker now produces results
+ very similar to that produced by GhostScript and Distiller for these
+ fonts.
+
+ Other problems
+ --------------
+
+ The following problems have been resolved:
+
+ o Inside corners could be generated incorrectly. Intersecting the
+ inside corner could cause a missing triangular area and other
+ effects.
+
+ The intersection point can only be used if the join is between
+ two lines and both lines are long enough. The `optimization'
+ condition in `ft_stroker_inside' has been corrected; this
+ requires the line length to be passed into various functions and
+ stored in `FT_StrokerRec'.
+
+ o Incorrect cubic curves could be generated. The angle
+ calculations in `FT_Stroker_CubicTo' have been corrected to
+ handle the case of the curve crossing the +/-PI direction.
+
+ o If the border radius was greater than the radius of curvature of
+ a curve, then the negative sector would end up outside (not
+ inside) the border. This situation is now recognized and the
+ negative sector is circumnavigated in the opposite direction.
+ (If round line joins are being used, this code is disabled
+ because the line join will always cover the negative sector.)
+
+ o When a curve is split, the arcs may not join smoothly (especially
+ if the curve turns sharply back on itself). Changes in
+ direction between adjacent arcs were not handled. A round
+ corner is now added if the deviation from one arc to the next is
+ greater than a suitable threshold.
+
+ o The current direction wasn't retained if a the outline contained
+ a zero length lineto or a curve that was determined to be
+ `basically a point'. This could cause a spurious join to be
+ added.
+
+ o Cubics with close control points could be mishandled. All eight
+ cases are now distinguished correctly.
+
+ Other improvements
+ ------------------
+
+ o Borders for cubic curves could be too `flat'.
+ FT_SMALL_CUBIC_THRESHOLD has been reduced a little to prevent
+ this.
+
+ o The handling and use of movable points has been simplified a
+ little.
+
+ o Various values are now computed only if the results are actually
+ needed.
+
+ o The directions of the outer and inner borders have been swapped,
+ as recommended by Graham Asher.
+
+ * src/base/ftstroke.c: Revised.
+ * include/freetype/ftstroke.h: Updated.
+
+2011-06-30 İsmail Dönmez <ismail@namtrac.org>
+
+ * builds/toplevel.mk: We use git, not CVS, thus skip `.gitignore'.
+
+2011-06-29 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #33663.
+
+ * src/bdf/bdflib.c (_bdf_parse_glyphs): Handle negative values for
+ ENCODING correctly.
+
+ * docs/CHANGES: Document it.
+
+2011-06-24 Werner Lemberg <wl@gnu.org>
+
+ * Version 2.4.5 released.
+ =========================
+
+
+ Tag sources with `VER-2-4-5'.
+
+ * docs/CHANGES: Updated.
+
+ * docs/VERSION.DLL: Update documentation and bump version number to
+ 2.4.5
+
+ * README, Jamfile (RefDoc),
+ builds/win32/vc2005/freetype.vcproj, builds/win32/vc2005/index.html,
+ builds/win32/vc2008/freetype.vcproj, builds/win32/vc2008/index.html,
+ builds/win32/vc2010/freetype.vcxproj, builds/win32/vc2010/index.html,
+ builds/win32/visualc/freetype.dsp,
+ builds/win32/visualc/freetype.vcproj,
+ builds/win32/visualc/index.html, builds/win32/visualce/freetype.dsp,
+ builds/win32/visualce/freetype.vcproj,
+ builds/win32/visualce/index.html,
+ builds/wince/vc2005-ce/freetype.vcproj,
+ builds/wince/vc2005-ce/index.html,
+ builds/wince/vc2008-ce/freetype.vcproj,
+ builds/wince/vc2008-ce/index.html: s/2.4.4/2.4.5/, s/244/245/.
+
+ * include/freetype/freetype.h (FREETYPE_PATCH): Set to 5.
+
+ * builds/unix/configure.raw (version_info): Set to 13:0:7.
+
+2011-06-20 Werner Lemberg <wl@gnu.org>
+
+ * src/autofit/aflatin.c (af_latin_metrics_scale_dim): Fix change
+ from 2011-05-04.
+
+2011-06-19 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [gxvalid] make the `prop' validation tracing verbose.
+
+ * src/gxvalid/gxvprop.c: Add tracing messages for errors.
+
+2011-06-19 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [autogen.sh] Reflect environment variable LIBTOOLIZE.
+
+2011-06-18 Werner Lemberg <wl@gnu.org>
+
+ Update license documentation.
+
+ * docs/GPL.TXT: Renamed to...
+ * docs/GPLv2.TXT: This.
+
+ * docs/LICENSE.TXT: Updated.
+
+2011-06-14 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Fix g++4.6 compiler warnings in module drivers.
+
+ The background is same with previous commit.
+
+ * src/truetype/ttgxvar.c (ft_var_readpackedpoints):
+ Init `points'. (TT_Vary_Get_Glyph_Deltas): Init
+ `delta_xy'. (TT_Get_MM_Var): Init `mmvar'.
+ * src/type1/t1load.c (T1_Get_MM_Var): Ditto.
+ * src/cff/cffdrivr.c (cff_ps_get_font_info): Init
+ `font_info'.
+ * src/cff/cffload.c (cff_index_get_pointers): Init `t'.
+ (cff_font_load): Init `sub'.
+ * src/cff/cffobjs.c (cff_size_init): Init `internal'.
+ (cff_face_init): Init `cff'.
+ * src/pfr/pfrload.c (pfr_extra_item_load_stem_snaps):
+ Init `snaps'.
+ * src/pcf/pcfread.c (pcf_get_properties): Init `properties'.
+ (pcf_get_bitmaps): Init `offsets'. (pcf_get_encodings):
+ Init `tmpEncoding'.
+ * src/sfnt/ttload.c (tt_face_load_gasp): Init `gaspranges'.
+ * src/sfnt/ttsbit.c (Load_SBit_Image): Init `components'.
+ * src/cache/ftcmru.c (FTC_MruList_New): Init `node'.
+ * src/gzip/ftgzip.c (FT_Stream_OpenGzip): Init `zip' and
+ `zip_buff'.
+ * src/lzw/ftlzw.c (FT_Stream_OpenLZW): Init `zip'.
+ * src/bzip2/ftbzip2.c (FT_Stream_OpenBzip2): Init `zip'.
+
+2011-06-14 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [base] Fix g++4.6 compiler warnings in src/base/*.c.
+
+ Passing uninitialized pointer to FT_NEW() families is
+ not problematic theoretically (as far as the returned
+ pointer is checked before writing), but g++4.6 dislikes
+ it and warns by -Wuninitialized. Initialize them by NULL.
+
+ * src/base/ftobjs.c (FT_Stream_New): Init `stream'.
+ (new_memory_stream): Ditto.
+ (FT_New_GlyphSlot): Init `slot'.
+ (FT_CMap_New): Init `cmap'.
+ (open_face_PS_from_sfnt_stream): Init `sfnt_ps'.
+ (Mac_Read_POST_Resource): Init `pfb_data'.
+ (Mac_Read_sfnt_Resource): Init `sfnt_data'.
+ * src/base/ftrfork.c (FT_Raccess_Get_DataOffsets):
+ Init `offsets_internal' and `ref'.
+ (raccess_guess_darwin_hfsplus): Init `newpath'.
+ (raccess_guess_darwin_newvfs): Ditto.
+ * src/base/ftbitmap.c (ft_bitmap_assure_buffer):
+ Init `buffer'.
+ * src/base/ftstroke.c (FT_Stroker_New): Init `stroker'.
+
+2011-06-14 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [gxvalid] Cleanup.
+
+ Some invalid, overrunning, unrecommended non-zero values
+ are cared in paranoid validation mode only. There are
+ many lines looking like:
+
+ if ( valid->root->level >= FT_VALIDATE_PARANOID )
+ FT_INVALID_xxx;
+
+ To simplify them, GXV_SET_ERR_IF_PARANOID( err ) is
+ introduced for more paranoid validation in future.
+
+ * src/gxvalid/gxvcommn.h (IS_PARANOID_VALIDATION):
+ New macro to assure valid->root->level is more or
+ equal to FT_VALIDATE_PARANOID. (GXV_SET_ERR_IF_PARANOID):
+ New macro to raise an error if in paranoid validation.
+ * src/gxvalid/gxvcommn.c: Use GXV_SET_ERR_IF_PARANOID().
+ * src/gxvalid/gxvfeat.c: Ditto.
+ * src/gxvalid/gxvjust.c: Ditto.
+ * src/gxvalid/gxvkern.c: Ditto.
+ * src/gxvalid/gxvmort.c: Ditto.
+ * src/gxvalid/gxvmort0.c: Ditto.
+ * src/gxvalid/gxvmort1.c: Ditto.
+ * src/gxvalid/gxvmort2.c: Ditto.
+ * src/gxvalid/gxvmorx1.c: Ditto.
+ * src/gxvalid/gxvmorx2.c: Ditto.
+
+2011-06-14 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [gxvalid] Fix gcc4.6 compiler warnings in gxvtrak.c.
+
+ * src/gxvalid/gxvtrak.c (gxv_trak_trackTable_validate):
+ Check different entries pointing same traking value.
+ (gxv_trak_validate): Remove unused variable `table_size'.
+
+2011-06-14 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [gxvalid] Fix gcc4.6 compiler warnings in gxvmorx*.c.
+
+ * src/gxvalid/gxvmorx.c (gxv_morx_subtables_validate):
+ Conditionalize unvalidated variable `subFeatureFlags'.
+ (gxv_morx_chain_validate): Conditionalize unvalidated
+ variable `defaultFlags'.
+
+ * src/gxvalid/gxmorx0.c
+ (gxv_morx_subtable_type0_entry_validate):
+ Conditionalize unvalidated variables; `markFirst',
+ `dontAdvance', `markLast', `verb'.
+
+ * src/gxvalid/gxmorx1.c
+ (gxv_morx_subtable_type1_entry_validate): Conditionalize
+ unvalidated variables; `setMark', `dontAdvance'.
+
+ * src/gxvalid/gxvmorx2.c
+ (gxv_morx_subtable_type2_ligActionOffset_validate):
+ Conditionalize unvalidated variables; `last', `store'.
+ Checking for overrunning offset is added.
+ (gxv_morx_subtable_type2_entry_validate):
+ Conditionalize unvalidated variables; `setComponent',
+ `dontAdvance', `performAction'.
+ (gxv_morx_subtable_type2_ligatureTable_validate):
+ Check if the GID for ligature does not exceed the
+ max GID in `maxp' table.
+
+ * src/gxvalid/gxvmort5.c
+ (gxv_morx_subtable_type5_InsertList_validate):
+ Conditionalize unvalidated loading of `insert_glyphID'
+ array. (gxv_morx_subtable_type5_entry_validate):
+ Conditionalize unvalidated variables; `setMark',
+ `dontAdvance', `currentIsKashidaLike',
+ `markedIsKashidaLike', `currentInsertBefore',
+ `markedInsertBefore'.
+
+2011-06-14 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [gxvalid] Fix gcc4.6 compiler warnings in gxvmort*.c.
+
+ * src/gxvalid/gxvmort.c (gxv_mort_subtables_validate):
+ Conditionalize unvalidated variable `subFeatureFlags'.
+ (gxv_mort_chain_validate): Conditionalize unvalidated
+ variable `defaultFlags'.
+
+ * src/gxvalid/gxmort0.c
+ (gxv_mort_subtable_type0_entry_validate): Check the
+ conflict of the marks for the glyphs.
+
+ * src/gxvalid/gxmort1.c
+ (gxv_mort_subtable_type1_offset_to_subst_validate):
+ Local variables `min_gid', `max_gid' are replaced by
+ variables in the validator.
+ (gxv_mort_subtable_type1_entry_validate): Conditionalize
+ unvalidated variables; `setMark', `dontAdvance'.
+ (gxv_mort_subtable_type1_substTable_validate):
+ Validate the GID by the min/max GIDs in the validator.
+
+ * src/gxvalid/gxvmort2.c
+ (gxv_mort_subtable_type2_ligActionOffset_validate):
+ Conditionalize unvalidated variables; `last', `store'.
+ Checking for overrunning offset is added.
+ (gxv_mort_subtable_type2_entry_validate):
+ Conditionalize unvalidated variables; `setComponent',
+ `dontAdvance'.
+ (gxv_mort_subtable_type2_ligatureTable_validate):
+ Check if the GID for ligature does not exceed the
+ max GID in `maxp' table.
+
+ * src/gxvalid/gxvmort5.c
+ (gxv_mort_subtable_type5_InsertList_validate):
+ Conditionalize unvalidated loading of `insert_glyphID'
+ array. (gxv_mort_subtable_type5_entry_validate):
+ Conditionalize unvalidated variables; `setMark',
+ `dontAdvance', `currentIsKashidaLike',
+ `markedIsKashidaLike', `currentInsertBefore',
+ `markedInsertBefore'.
+
+2011-06-14 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [gxvalid] Fix gcc4.6 compiler warnings in gxvkern.c.
+
+ * src/gxvalid/gxvkern.c
+ (gxv_kern_subtable_fmt0_pairs_validate): Conditionalize
+ unvalidated variable `kernValue'.
+ (gxv_kern_subtable_fmt1_entry_validate): Conditionalize
+ unvalidated variables; `push', `dontAdvance', `kernAction',
+ `kernValue'.
+ (gxv_kern_coverage_new_apple_validate): Conditionalize
+ trace-only variables; `kernVertical', `kernCrossStream',
+ `kernVariation'.
+ (gxv_kern_coverage_classic_apple_validate): Conditionalize
+ trace-only variables; `horizontal', `cross_stream'.
+ (gxv_kern_coverage_classic_microsoft_validate):
+ Conditionalize trace-only variables; `horizontal',
+ `minimum', `cross_stream', `override'.
+ (gxv_kern_subtable_validate): Conditionalize trace-only
+ variables; `version', `tupleIndex'.
+
+2011-06-14 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [gxvalid] Fix gcc4.6 compiler warnings in gxvjust.c.
+
+ * src/gxvalid/gxvjust.c (gxv_just_check_max_gid):
+ New function to unify the checks of too large GID.
+ (gxv_just_wdp_entry_validate): Conditionalize unvalidated
+ variables; `beforeGrowLimit', `beforeShrinkGrowLimit',
+ `afterGrowLimit', `afterShrinkGrowLimit', `growFlags',
+ `shrinkFlags'. Additional check for non-zero values in
+ unused storage `justClass' is added.
+ (gxv_just_actSubrecord_type0_validate): Conditionalize
+ unvalidated variable `order'. GID is checked by
+ gxv_just_check_max_gid(). Additional check for upside-down
+ relationship between `lowerLimit' and `upperLimit' is added.
+ (gxv_just_actSubrecord_type1_validate): GID is checked by
+ gxv_just_check_max_gid().
+ (gxv_just_actSubrecord_type2_validate): Conditionalize
+ unvalidated variable `substThreshhold'. GID is checked by
+ gxv_just_check_max_gid().
+ (gxv_just_actSubrecord_type5_validate): GID is checked by
+ gxv_just_check_max_gid().
+ (gxv_just_classTable_entry_validate): Conditionalize
+ unvalidated variables; `setMark', `dontAdvance',
+ `markClass', `currentClass'.
+
+2011-06-14 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [gxvalid] Preparation to fix gcc4.6 compiler warnings.
+
+ * src/gxvalid/gxvcommn.h (GXV_LOAD_TRACE_VARS): New macro to
+ conditionalize the variable which is only used for trace messages.
+ Automatically set by FT_DEBUG_LEVEL_TRACE.
+ (GXV_LOAD_UNUSED_VARS): New macro to conditionalize the loading of
+ unvalidated variables. Undefined by default to calm gcc4.6 warning.
+ (GXV_ValidatorRec.{min_gid,max_gid}): New variables to hold defined
+ GID ranges, for the comparison of GID ranges in different subtables.
+
+2011-06-08 Werner Lemberg <wl@gnu.org>
+
+ [autofit] Remove unused structure member.
+
+ * src/autofit/afhints.h (AF_SegmentRec): Remove `contour'.
+ * src/autofit/aflatin.c (af_latin_hints_compute_segments),
+ src/autofit/aflatin2.c (af_latin2_hints_compute_segments): Updated.
+
+2011-05-30 Werner Lemberg <wl@gnu.org>
+
+ Fix g++ 4.6 compilation.
+
+ * src/autofit/afhints.c (af_glyph_hints_dump_segments,
+ af_glyph_hints_dump_edges): Use cast.
+
+2011-05-30 Werner Lemberg <wl@gnu.org>
+
+ Fix gcc 4.6 compiler warnings.
+
+ * src/autofit/afcjk.c (af_cjk_metrics_init_blues): Use casts and
+ remove unused variables.
+ * src/autofit/aflatin.c (af_latin_hints_compute_edges): Comment out
+ `up_dir'.
+ * src/smooth/ftsmooth.c (ft_smooth_render_generic): Use `height_org'
+ and `width_org' conditionalized.
+
+2011-05-28 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [mac] Conditionalize the inclusion of `AvailabilityMacros.h'.
+
+ The native SDK on earliest Mac OS X (10.0-10.1) did not have
+ `AvailabilityMacros.h'. To prevent the inclusion of missing
+ header file, ECANCELED (introduced in 10.2) in POSIX header
+ file <errno.h> is checked to detect the system version.
+
+ * include/freetype/config/ftconfig.h: Conditionalize the
+ inclusion of `AvailabilityMacros.h'.
+ * builds/unix/ftconfig.in: Ditto.
+ * builds/vms/ftconfig.h: Ditto.
+
+2011-05-27 Werner Lemberg <wl@gnu.org>
+
+ [autofit] Improve tracing of hinting process.
+
+ * src/autofit/aflatin.c (af_latin_hint_edges): Add tracing message
+ `ADJUST'.
+
+2011-05-26 Werner Lemberg <wl@gnu.org>
+
+ [autofit] Fix trace message.
+
+ * src/autofit/aflatin.c (af_latin_hint_edges): Show correct value in
+ tracing message.
+
+2011-05-24 Daniel Zimmermann <netzimme@googlemail.com>
+
+ Reduce warnings for MS Visual Studio 2010.
+
+ * src/autofit/afhints.c (af_glyph_hints_get_num_segments,
+ af_glyph_hints_get_segment_offset) [!FT_DEBUG_AUTOFIT]: Provide
+ return value.
+ * src/cff/cffgload.c (cff_slot_load): Add cast.
+ * src/truetype/ttobjs.c (tt_check_trickyness_sfnt_ids): Use proper
+ loop variable type.
+
+2011-05-16 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Automake component `builds/unix/install-sh' is removed.
+
+ * builds/unix/install-sh: Removed. It is not needed to
+ include repository, because autogen.sh installs it.
+ * builds/unix/.gitignore: Register install-sh.
+
+2011-05-12 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [autofit] Make trace message for CJK bluezone more verbose.
+
+2011-05-08 Just Fill Bugs <mozbugbox@yahoo.com.au>
+ suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [autofit] Add bluezones for CJK Ideographs.
+
+ To remove extremas of vertical strokes of CJK Ideographs at
+ low resolution and make the top and bottom horizontal stems
+ aligned, bluezones for CJK Ideographs are calculated from
+ sample glyphs. At present, vertical bluezones (bluezones
+ to align vertical stems) are disabled by default. For detail, see
+ http://lists.gnu.org/archive/html/freetype-devel/2011-04/msg00070.html
+ http://lists.gnu.org/archive/html/freetype-devel/2011-04/msg00092.html
+ http://lists.gnu.org/archive/html/freetype-devel/2011-05/msg00001.html
+
+ * include/freetype/internal/fttrace.h: New trace component `afcjk'.
+ * src/autofit/afcjk.h (AF_CJK{Blue,Axis,Metric}Rec): Add CJK version
+ for AF_Latin{Blue,Axis,Metric}Rec.
+ (af_cjk_metrics_check_digits): Ditto, shared with Indic module.
+ (af_cjk_metrics_init_widths): Ditto.
+ (af_cjk_metrics_init): Take AF_CJKMetric instead of AF_LatinMetric.
+ (af_cjk_metrics_scale): Ditto (declaration).
+ (af_cjk_hints_init): Ditto (declaration).
+ (af_cjk_hints_apply): Ditto (declaration).
+ * src/autofit/afcjk.c (af_cjk_metrics_scale): Ditto (body).
+ (af_cjk_hints_init): Ditto (body).
+ (af_cjk_hints_apply): Ditto (body).
+ (af_cjk_metrics_init_widths): Duplicate af_latin_metrics_init_widths.
+ (af_cjk_metrics_check_digits): Duplicate af_latin_metrics_check_digits.
+ (af_cjk_metrics_init): Call CJK bluezone initializer.
+ (af_cjk_metrics_scale_dim): Add code to scale bluezones.
+ (af_cjk_hints_compute_blue_edges): New function, CJK version of
+ af_latin_hints_compute_blue_edges.
+ (af_cjk_metrics_init_blues): New function, CJK version of
+ af_latin_metrics_init_blues.
+ (af_cjk_hints_edges): Add code to align the edge stems to blue zones.
+
+ * src/autofit/afindic.c (af_indic_metrics_init): Take AF_CJKMetric
+ instead of AF_LatinMetric, and initialize as af_cjk_metrics_init.
+ However bluezones are not initialized.
+ (af_indic_metrics_scale): Take AF_CJKMetric instead of AF_LatinMetric.
+ (af_indic_hints_init): Ditto.
+ (af_indic_hints_apply): Ditto.
+
+ * docs/CHANGES: Note about CJK bluezone support.
+
+2011-05-06 Werner Lemberg <wl@gnu.org>
+
+ [autofit] Remove unused struct member.
+
+ * src/autofit/aflatin.h (AF_LatinAxis): Remove `control_overshoot'.
+
+2011-05-04 Werner Lemberg <wl@gnu.org>
+
+ * src/autofit/aflatin.c (af_latin_metrics_scale_dim): Simplify.
+
+2011-05-01 Just Fill Bugs <mozbugbox@yahoo.com.au>
+ Werner Lemberg <wl@gnu.org>
+
+ [autofit] Add more debugging functions.
+
+ * src/autofit/afhints.c (af_glyph_hints_get_num_segments,
+ af_glyph_hints_get_segment_offset): New functions.
+
+2011-05-01 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Add new option `--disable-mmap' to configure script.
+
+ * builds/unix/configure.raw: New option `--disable-mmap'
+ is added. It is for the developers to simulate the systems
+ without mmap() (like 4.3BSD, minix etc) on POSIX systems.
+
+2011-04-30 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [truetype] Always recalculate the sfnt table checksum.
+
+ * src/truetype/ttobjs.c (tt_get_sfnt_checksum): Recalculate
+ the sfnt table checksum even if non-zero value is written in
+ the TrueType font header. Some bad PDF generators write
+ wrong values. For details see examples and benchmark tests
+ of the latency by recalculation:
+ http://lists.gnu.org/archive/html/freetype-devel/2011-04/msg00091.html
+ http://lists.gnu.org/archive/html/freetype-devel/2011-04/msg00096.html
+
+2011-04-30 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [truetype] Register a set of tricky fonts, NEC FA family.
+
+ * src/truetype/ttobjs.c (tt_check_trickyness_sfnt_ids):
+ Add 8 checksum sets for NEC FA family. For the tricky fonts
+ without some tables (e.g. NEC FA fonts lack cvt table),
+ extra check is added to assure that a zero-length table in the
+ registry is not included in the font.
+
+2011-04-29 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [truetype] Fix a bug in the sfnt table checksum getter.
+
+ * src/truetype/ttobjs.c (tt_get_sfnt_checksum): Check the
+ return value of face->goto_table() correctly.
+
+2011-04-28 Werner Lemberg <wl@gnu.org>
+
+ [autofit] Improve tracing messages.
+
+ * src/autofit/aflatin.c (af_latin_metrics_init_blues,
+ af_latin_align_linked_edge, af_latin_hint_edges): Do it.
+
+2011-04-25 Kan-Ru Chen <kanru@kanru.info>
+
+ [truetype] Always check the checksum to identify tricky fonts.
+
+ Because some PDF generators mangle the family name badly,
+ the trickyness check by the checksum should be invoked always.
+ For sample PDF, see
+ http://lists.gnu.org/archive/html/freetype-devel/2011-04/msg00073.html
+
+ * src/truetype/ttobjs.c (tt_check_trickyness): Even when
+ tt_check_trickyness_family() finds no trickyness,
+ tt_check_trickyness_sfnt_ids() is invoked.
+
+2011-04-22 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [autofit] Add more Indic scripts with hanging baseline.
+
+ * src/autofit/afindic.c (af_indic_uniranges): Tibetan, Limbu,
+ Sundanese, Meetei Mayak, Syloti Nagri and Sharada scripts are
+ added.
+
+2011-04-21 Behdad Esfahbod <behdad@behdad.org>
+
+ Always ignore global advance.
+
+ This makes FT_LOAD_IGNORE_GLOBAL_ADVANCE_WIDTH redundant,
+ deprecated, and ignored. The new behavior is what every major user
+ of FreeType has been requesting. Global advance is broken in many
+ CJK fonts. Just ignoring it by default makes most sense.
+
+ * src/truetype/ttdriver.c (tt_get_advances),
+ src/truetype/ttgload.c (TT_Get_HMetrics, TT_Get_VMetrics,
+ tt_get_metrics, compute_glyph_metrics, TT_Load_Glyph),
+ src/truetype/ttgload.h: Implement it.
+
+ * docs/CHANGES: Updated.
+
+2011-04-21 rainy6144 <rainy6144@gmail.com>
+
+ [autofit] Blur CJK stems if too many to preserve their gaps.
+
+ When there are too many stems to preserve their gaps in the
+ rasterization of CJK Ideographs at a low resolution, blur the
+ stems instead of showing clumped stems. See
+ http://lists.gnu.org/archive/html/freetype-devel/2011-02/msg00011.html
+ http://lists.gnu.org/archive/html/freetype-devel/2011-04/msg00046.html
+ for details.
+
+ * src/autofit/afcjk.c (af_cjk_hint_edges): Store the position of
+ the previous stem by `has_last_stem' and `last_stem_pos', and skip
+ a stem if the current and previous stem are too near to preserve
+ the gap.
+
+2011-04-18 Werner Lemberg <wl@gnu.org>
+
+ Integrate autofitter debugging stuff.
+
+ * devel/ftoption.h, include/freetype/config/ftoption.h
+ (FT_DEBUG_AUTOFIT): New macro.
+
+ * include/freetype/internal/fttrace.h: Add trace components for
+ autofitter.
+
+ * src/autofit/aftypes.h (AF_LOG): Removed.
+ (_af_debug): Removed.
+
+ * src/autofit/*: s/AF_DEBUG/FT_DEBUG_AUTOFIT/.
+ s/AF_LOG/FT_TRACE5/.
+ Define FT_COMPONENT where necessary.
+
+2011-04-18 Werner Lemberg <wl@gnu.org>
+
+ Synchronize config files.
+
+ * builds/unix/ftconfig.in: Copy missing assembler routines from
+ include/freetype/config/ftconfig.h.
+
+2011-04-13 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #33047.
+
+ Patch submitted by anonymous reporter.
+
+ * src/psaux/psobjs.c (ps_table_add): Use FT_PtrDist for pointer
+ difference.
+
+2011-04-11 Kan-Ru Chen <kanru@kanru.info>
+
+ Fix reading of signed integers from files on 64bit platforms.
+
+ Previously, signed integers were converted to unsigned integers, but
+ this can fail because of sign extension. For example, 0xa344a1eb
+ becomes 0xffffffffa344a1eb.
+
+ We now do the reverse which is always correct because the integer
+ size is the same during the cast from unsigned to signed.
+
+ * include/freetype/internal/ftstream.h, src/base/ftstream.c
+ (FT_Stream_Get*): Replace with...
+ (FT_Stream_GetU*): Functions which read unsigned integers.
+ Update all macros accordingly.
+
+ * src/gzip/ftgzip.c (ft_gzip_get_uncompressed_size): Updated.
+
+2011-04-07 Werner Lemberg <wl@gnu.org>
+
+ Update Unicode ranges for CJK autofitter; in particular, add Hangul.
+
+ * src/autofit/afcjk.c (af_cjk_uniranges): Update to Unicode 6.0.
+
+2011-04-04 Werner Lemberg <wl@gnu.org>
+
+ Fix formatting of autofit debug dumps.
+
+ * src/autofit/afhints.c (af_glyph_hints_dump_points,
+ af_glyph_hints_dump_segments, af_glyph_hints_dump_edges): Adjust
+ column widths.
+
+2011-03-30 Werner Lemberg <wl@gnu.org>
+
+ * src/autofit/aftypes.h (AF_OutlineRec): Removed, unused.
+
+2011-03-24 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cfftypes.h (CFF_MAX_CID_FONTS): Increase to 256.
+ This limit is given on p. 37 of Adobe Technical Note #5014.
+
+2011-03-23 Werner Lemberg <wl@gnu.org>
+
+ * src/truetype/ttpload.c (tt_face_load_loca): Fix mismatch warning.
+
+2011-03-20 Werner Lemberg <wl@gnu.org>
+
+ * src/sfnt/sfobjs.c (sfnt_open_font): Check number of TTC subfonts.
+
+2011-03-19 Werner Lemberg <wl@gnu.org>
+
+ More C++ compilation fixes.
+
+ * src/autofit/afhints.c (af_glyph_hints_dump_points,
+ af_glyph_hints_dump_segments, af_glyph_hints_dump_edges)
+ [__cplusplus]: Protect with `extern "C"'.
+
+2011-03-18 Werner Lemberg <wl@gnu.org>
+
+ C++ compilation fixes.
+
+ * src/autofit/aflatin.c (af_latin_hints_apply), src/autofit/afcjk.c
+ (af_cjk_hints_apply): Use cast for `dim'.
+
+2011-03-17 Alexei Podtelezhnikov <apodtele@gmail.com>
+
+ A better fix for Savannah bug #32671.
+
+ * src/smooth/ftgrays.c (gray_render_conic): Clean up code and
+ replace WHILE loop with a more natural DO-WHILE construct.
+
+2011-03-16 Werner Lemberg <wl@gnu.org>.
+
+ * src/base/ftstroke.c (FT_StrokerRec): Remove unused `valid' field.
+ Suggested by Graham Asher.
+
+2011-03-09 Werner Lemberg <wl@gnu.org>
+
+ Make FT_Sfnt_Table_Info return the number of SFNT tables.
+
+ * src/sfnt/sfdriver.c (sfnt_table_info): Implement it.
+ * include/freetype/tttables.h: Update documentation.
+ * docs/CHANGES: Updated.
+
+2011-03-07 Bram Tassyns <bramt@enfocus.be>
+
+ Fix Savannah bug #27988.
+
+ * src/cff/cffobjs.c (remove_style): New function.
+ (cff_face_init): Use it to strip off the style part of the family
+ name.
+
+2011-03-07 Werner Lemberg <wl@gnu.org>
+
+ * docs/CHANGES: Updated.
+
+2011-03-07 Alexei Podtelezhnikov <apodtele@gmail.com>
+
+ Quick fix for Savannah bug #32671.
+
+ This isn't the optimal solution yet, but it restores the previous
+ rendering quality (more or less).
+
+ * src/smooth/ftgrays.c (gray_render_conic): Do more splitting.
+
+2011-03-06 Werner Lemberg <wl@gnu.org>
+
+ Fix autohinting fallback.
+
+ * src/base/ftobjs.c (FT_Load_Glyph): Assure that we only check TTFs,
+ ignoring CFF-based OTFs.
+
+2011-02-27 Werner Lemberg <wl@gnu.org>
+
+ Add AF_CONFIG_OPTION_USE_WARPER to control the autofit warper.
+
+ * devel/ftoption.h, include/freetype/config/ftoption.h
+ (AF_CONFIG_OPTION_USE_WARPER): New macro.
+ * src/autofit/aftypes.h (AF_USE_WARPER): Remove.
+
+ * src/autofit/*: s/AF_USE_WARPER/AF_CONFIG_OPTION_USE_WARPER/.
+
+ * src/autofit/afwarp.c [!AF_CONFIG_OPTION_USE_WARPER]: Replace dummy
+ variable assignment with a typedef.
+
+2011-02-26 Werner Lemberg <wl@gnu.org>
+
+ [autofit] Slight simplifications.
+
+ * src/autofit/aflatin.c (af_latin_hints_link_segments): Remove
+ test which always returns false.
+ (af_latin_hints_compute_blue_edges): Remove redundant assignment.
+
+2011-02-24 Werner Lemberg <wl@gnu.org>
+
+ * docs/PROBLEMS: Mention rendering differences on different
+ platforms.
+ Suggested and worded by Jason Owen <jason.a.owen@gmail.com>.
+
+2011-02-24 Werner Lemberg <wl@gnu.org>
+
+ [autofit] Comment out unused code.
+
+ * src/autofit/aflatin.c, src/autofit/aflatin2.c
+ (af_latin_hints_compute_edges): Do it.
+
+2011-02-24 Werner Lemberg <wl@gnu.org>
+
+ * src/autofit/afhints.h (AF_GlyphHints): Remove unused field.
+
+2011-02-20 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [cache] Fix an off-by-one bug in `FTC_Manager_RemoveFaceID'.
+ Found by <ychen1392001@yahoo.com.cn>, see detail in
+
+ http://lists.gnu.org/archive/html/freetype/2011-01/msg00023.html
+
+ * src/cache/ftccache.c (FTC_Cache_RemoveFaceID): Check the node
+ buckets[cache->p + cache->mask] too.
+
+2011-02-19 Kevin Kofler <kevin.kofler@chello.at>
+
+ Fall back to autohinting if a TTF/OTF doesn't contain any bytecode.
+ This is Savannah patch #7471.
+
+ * src/base/ftobjs.c (FT_Load_Glyph): Implement it.
+
+2011-02-19 John Tytgat <John.Tytgat@esko.com>
+
+ [cff] Fix subset prefix removal.
+ This is Savannah patch #7465.
+
+ * src/cff/cffobjs.c (remove_subset_prefix): Update length after
+ subset prefix removal.
+
+2011-02-13 Bradley Grainger <bgrainger@logos.com>
+
+ Add inline assembly version of FT_MulFix for MSVC.
+
+ * include/freetype/config/ftconfig.h: Ported the FT_MulFix_i386
+ function from GNU inline assembly syntax (see #ifdef __GNUC__ block
+ above) to MASM syntax for Microsoft Visual C++.
+
+2011-02-13 Bradley Grainger <bgrainger@logos.com>
+
+ Add project and solution files in Visual Studio 2010 format.
+
+ * builds/win32/.gitignore: Ignore user-specific cache files.
+ * builds/win32/vc2010/: Add VS2010 project & solution files, created
+ by upgrading builds/win32/vc2008/freetype.vcproj.
+ * objs/.gitignore: Ignore Visual Studio output files.
+
+2011-02-01 Werner Lemberg <wl@gnu.org>
+
+ * src/autofit/afdummy.c: Include `aferrors.h'.
+ Problem reported by Chris Liddell <chris.liddell@artifex.com>.
+
+2011-02-01 Werner Lemberg <wl@gnu.org>
+
+ [cff] Ignore unknown operators in charstrings.
+ Patch suggested by Miles.Lau <sunliang_liu@foxitsoftware.com>.
+
+ * src/cff/cffgload.c (cff_decoder_parse_charstrings): Emit tracing
+ message for unknown operators and continue instead of exiting with a
+ syntax error.
+
+2011-02-01 Werner Lemberg <wl@gnu.org>
+
+ [truetype] FT_LOAD_PEDANTIC now affects `prep' and `fpgm' also.
+
+ * src/truetype/ttgload.c (tt_loader_init): Handle
+ `FT_LOAD_PEDANTIC'.
+ * src/truetype/ttobjs.c (tt_size_run_fpgm, tt_size_run_prep,
+ tt_size_init_bytecode, tt_size_ready_bytecode): New argument to
+ handle pedantic mode.
+ * src/truetype/ttobjs.h: Updated.
+
+2011-01-31 Werner Lemberg <wl@gnu.org>
+
+ [truetype] Protect jump instructions against endless loops.
+
+ * src/truetype/interp.c (DO_JROT, DO_JMPR, DO_JROF): Exit with error
+ if offset is zero.
+
+2011-01-31 Werner Lemberg <wl@gnu.org>
+
+ [truetype] Improve handling of invalid references.
+
+ * src/truetype/interp.c: Set even more TT_Err_Invalid_Reference
+ error codes only if pedantic hinting is active. At the same time,
+ try to provide sane values which hopefully allow useful
+ continuation. Exception to this is CALL and LOOPCALL – due to
+ possible stack corruption it is necessary to bail out.
+
+2011-01-31 Werner Lemberg <wl@gnu.org>
+
+ [truetype] Improve handling of stack underflow.
+
+ * src/truetype/ttinterp.c (TT_RunIns, Ins_FLIPPT, Ins_DELTAP,
+ Ins_DELTAC): Exit with error only if `pedantic_hinting' is set.
+ Otherwise, try to do something sane.
+
+2011-01-30 Werner Lemberg <wl@gnu.org>
+
+ * src/sfnt/ttmtx.c (tt_face_load_hmtx): Fix tracing message.
+
+2011-01-30 LIU Sun-Liang <sunliang_liu@foxitsoftware.com>
+
+ [truetype]: Fix behaviour of MIAP for invalid arguments.
+
+ * src/truetype/ttinterp.c (Ins_MIAP): Set reference points even in
+ case of error.
+
+2011-01-18 Werner Lemberg <wl@gnu.org>
+
+ [truetype] Fix handling of MIRP instruction.
+
+ Thanks to Greg Hitchcock who explained the issue.
+
+ * src/truetype/ttinterp.c (Ins_MIRP): Replace a `>=' operator with
+ `>' since the description in the specification is incorrect.
+ This fixes, for example, glyph `two' in font `Helvetica Neue LT Com
+ 65 medium' at 15ppem.
+
+2011-01-15 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Fix ARM assembly code in include/freetype/config/ftconfig.h.
+
+ * include/freetype/config/ftconfig.h (FT_MulFix_arm):
+ Copy the maintained code from builds/unix/ftconfig.in.
+ Old GNU binutils could not accept the reduced syntax
+ `orr %0, %2, lsl #16'. Un-omitted syntax like RVCT,
+ `orr %0, %0, %2, lsl #16' is better. Reported by
+ Johnson Y. Yan. The bug report by Qt developers is
+ considered too.
+
+ http://bugreports.qt.nokia.com/browse/QTBUG-6521
+
+2011-01-15 Werner Lemberg <wl@gnu.org>
+
+ [raster] Make bbox handling the same as with Microsoft's rasterizer.
+
+ Right before B/W rasterizing, the bbox gets simply rounded to
+ integers. This fixes, for example, glyph `three' in font `Helvetica
+ Neue LT Com 65 Medium' at 11ppem.
+
+ Thanks to Greg Hitchcock who explained this behaviour.
+
+ * src/raster/ftrend1.c (ft_raster1_render): Implement it.
+
+2011-01-15 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Copy -mcpu=* & -march=* options from CFLAGS to LDFLAGS.
+
+ * builds/unix/configure.raw: Consider recent gcc-standard
+ flags to specify architecture in CFLAGS & LDFLAGS
+ harmonization. Requested by Savannah bug #32114, to
+ support multilib feature of BuildRoot SDK correctly.
+
+2011-01-15 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Fix off-by-one bug in CFLAGS & LDFLAGS harmonizer.
+
+ * builds/unix/configure.raw: Some important options that
+ included in CFLAGS but not in LDFLAGS are copied to
+ LDFLAGS, but the last option in CFLAGS was not checked.
+
+2011-01-13 Werner Lemberg <wl@gnu.org>
+
+ [raster] Add undocumented drop-out rule to the other bbox side also.
+
+ * src/raster/ftraster.c (Vertical_Sweep_Drop,
+ Horizontal_Sweep_Drop): Implement it.
+
+2011-01-13 Werner Lemberg <wl@gnu.org>
+
+ [raster] Reduce jitter value.
+
+ This catches a rendering problem with glyph `x' from Tahoma at
+ 10ppem. It seems that the increase of the precision in the change
+ from 2009-06-11 makes a larger jitter value unnecessary.
+
+ * src/raster/ftraster.c (Set_High_Precision): Implement it.
+
+2011-01-13 Werner Lemberg <wl@gnu.org>
+
+ [raster] Handle drop-outs at glyph borders according to Microsoft.
+
+ If a drop-out rule would switch on a pixel outside of the glyph's
+ bounding box, use the right (or top) pixel instead. This is an
+ undocumented feature, but some fonts like `Helvetica Neue LT Com 65
+ Medium' heavily rely on it.
+
+ Thanks to Greg Hitchcock who explained this behaviour.
+
+ * src/raster/ftraster.c (Vertical_Sweep_Drop,
+ Horizontal_Sweep_Drop): Implement it.
+
+2011-01-09 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [cache] Fix Savannah bug #31923, patch drafted by Harsha.
+
+ When a node comparator changes the cached nodes during the
+ search of a node matching with queried properties, the
+ pointers obtained before the function should be updated to
+ prevent the dereference to freed or reallocated nodes.
+ To minimize the rescan of the linked list, the update is
+ executed when the comparator notifies the change of cached
+ nodes. This change depends previous change:
+ 38b272ffbbdaae276d636aec4ef84af407d16181
+
+ * src/cache/ftccache.h (FTC_CACHE_LOOKUP_CMP): Rescan the
+ top node if the cached nodes are changed.
+ * src/cache/ftccache.c (FTC_Cache_Lookup): Ditto.
+
+2011-01-09 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [cache] Notice if a cache query induced the node list change.
+
+ Some node comparators (comparing the cache node contents and the
+ properties specified by the query) can flush the cache node to
+ prevent the cache inflation. The change may invalidate the pointers
+ to the node obtained before the node comparison, so it should be
+ noticed to the caller. The problem caused by the cache node
+ changing is reported by Harsha, see Savannah bug #31923.
+
+ * src/cache/ftccache.h (FTC_Node_CompareFunc): Add new argument
+ `FT_Bool* list_changed' to indicate the change of the cached nodes
+ to the caller.
+ (FTC_CACHE_LOOKUP_CMP): Watch the change of the cached nodes by
+ `_list_changed'.
+ (FTC_CACHE_TRYLOOP_END): Take new macro argument `_list_changed'
+ and update it when `FTC_Manager_FlushN' flushes any nodes.
+
+ * src/cache/ftccback.h (ftc_snode_compare): Updated to fit with new
+ FTC_Node_CompareFunc type.
+ (ftc_gnode_compare): Ditto.
+
+ * src/cache/ftcbasic.c: Include FT_INTERNAL_OBJECTS_H to use
+ TRUE/FALSE macros.
+ (ftc_basic_gnode_compare_faceid): New argument `FT_Bool*
+ list_changed' to indicate the change of the cache nodes (anyway, it
+ is always FALSE).
+
+ * src/cache/ftccmap.c: Include FT_INTERNAL_OBJECTS_H to use
+ TRUE/FALSE macros.
+ (ftc_cmap_node_compare): New argument `FT_Bool* list_changed' to
+ indicate the change of the cache nodes (anyway, it is always FALSE).
+ (ftc_cmap_node_remove_faceid): Ditto.
+
+ * src/cache/ftccache.c (FTC_Cache_NewNode): Pass a NULL pointer to
+ `FTC_CACHE_TRYLOOP_END', because the result is not needed.
+ (FTC_Cache_Lookup): Watch the change of the cache nodes by
+ `list_changed'.
+ (FTC_Cache_RemoveFaceID): Ditto.
+
+ * src/cache/ftcglyph.c: Include FT_INTERNAL_OBJECTS_H to use
+ TRUE/FALSE macros.
+ (ftc_gnode_compare): New argument `FT_Bool* list_changed' to
+ indicate the change of the cache nodes (anyway, it is always FALSE).
+ (FTC_GNode_Compare): New argument `FT_Bool* list_changed' to be
+ passed to `ftc_gnode_compare'.
+ * src/cache/ftcglyph.h (FTC_GNode_Compare): Ditto.
+
+ * src/cache/ftcsbits.c (ftc_snode_compare): New argument `FT_Bool*
+ list_changed' to indicate the change of the cache nodes, anyway. It
+ is updated by `FTC_CACHE_TRYLOOP'.
+ (FTC_SNode_Compare): New argument `FT_Bool* list_changed' to be
+ passed to `ftc_snode_compare'.
+ * src/cache/ftcsbits.h (FTC_SNode_Compare): Ditto.
+
+2011-01-09 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [cache] Fit `FTC_GNode_Compare' to `FTC_Node_CompareFunc'.
+
+ * src/cache/ftcglyph.h (FTC_GNode_Compare): Add the 3rd
+ argument `FTC_Cache cache' to fit FTC_Node_CompareFunc
+ prototype.
+ * src/cache/ftcglyph.c (FTC_GNode_Compare): Ditto. Anyway,
+ `cache' is not used by its child `ftc_gnode_compare'.
+
+2011-01-09 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [cache] Deduplicate the code to get the top node by a hash.
+
+ There are several duplicated code fragments getting the top node
+ from a cache by a given hash, like:
+
+ idx = hash & cache->mask;
+ if ( idx < cache->p )
+ idx = hash & ( cache->mask * 2 + 1 );
+ pnode = cache->buckets + idx;
+
+ To remove duplication, a cpp-macro to do same work
+ `FTC_NODE__TOP_FOR_HASH' is introduced. For non-inlined
+ configuration, non-`ftc_get_top_node_for_hash' is also introduced.
+
+ * src/cache/ftccache.h (FTC_NODE__TOP_FOR_HASH): Declare
+ and implement inlined version.
+ (FTC_CACHE_LOOKUP_CMP): Use `FTC_NODE__TOP_FOR_HASH'.
+ * src/cache/ftccache.c (ftc_get_top_node_for_hash): Non-inlined
+ version.
+ (ftc_node_hash_unlink): Use `FTC_NODE__TOP_FOR_HASH'.
+ (ftc_node_hash_link): Ditto.
+ (FTC_Cache_Lookup): Ditto.
+
+2011-01-09 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [cache] inline-specific functions are conditionalized.
+
+ * src/cache/ftcglyph.c (FTC_GNode_Compare): Conditionalized for
+ inlined configuration. This function is a thin wrapper of
+ `ftc_gnode_compare' for inlined `FTC_CACHE_LOOKUP_CMP' (see
+ `nodecmp' argument). Under non-inlined configuration,
+ `ftc_gnode_compare' is invoked by `FTC_Cache_Lookup', via
+ `FTC_Cache->clazz.node_compare'.
+
+ * src/cache/ftcglyph.h (FTC_GNode_Compare): Ditto.
+ * src/cache/ftcsbits.c (FTC_SNode_Compare): Ditto, for
+ `ftc_snode_compare'.
+ * src/cache/ftcsbits.h (FTC_SNode_Compare): Ditto.
+
+2011-01-09 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [cache] Correct a type mismatch under non-inlined config.
+
+ * src/cache/ftcglyph.h (FTC_GCACHE_LOOKUP_CMP): `FTC_GCache_Lookup'
+ takes the node via a pointer `FTC_Node*', differently from cpp-macro
+ `FTC_CACHE_LOOKUP_CMP'.
+
+2011-01-06 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Update Jamfile to include Bzip2 support.
+
+ * Jamfile: Include src/bzip2 to project.
+ Comments for lzw, gzip, bzip2 are changed to clarify that
+ they are for compressed PCF fonts, not others.
+ (e.g. compressed BDF fonts are not supported yet)
+
+2011-01-05 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Update Symbian project files to include Bzip2 support.
+
+ Currently, it provides `FT_Stream_OpenBzip2' that returns
+ unimplemented error always, to prevent unresolved symbol
+ error for the applications designed for Unix systems.
+
+ * builds/symbian/bld.inf: Include ftbzip2.h.
+ * builds/symbian/freetype.mmp: Include ftbzip2.c.
+
+2011-01-05 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Update classic MacOS makefiles to include Bzip2 support.
+
+ Currently, it provides `FT_Stream_OpenBzip2' that returns
+ unimplemented error always, to prevent unresolved symbol
+ error for the applications designed for Unix systems.
+
+ * builds/mac/FreeType.m68k_cfm.make.txt: Include ftbzip2.c.o.
+ * builds/mac/FreeType.m68k_far.make.txt: Ditto.
+ * builds/mac/FreeType.ppc_carbon.make.txt: Include ftbzip2.c.x.
+ * builds/mac/FreeType.ppc_classic.make.txt: Ditto.
+
+2011-01-05 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Update Amiga makefiles to include Bzip2 support.
+
+ Currently, it provides `FT_Stream_OpenBzip2' that returns
+ unimplemented error always, to prevent unresolved symbol
+ error for the applications designed for Unix systems.
+
+ * builds/amiga/makefile: Include bzip2.ppc.o built from ftbzip2.c.
+ * builds/amiga/makefile.os4: Include bzip2.o built from ftbzip2.c.
+ * builds/amiga/smakefile: Ditto.
+
+2011-01-05 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Update pkg-config tools to reflect Bzip2 support.
+
+ * builds/unix/freetype-config.in: Include `-lbz2' to
+ --libs output, if built with Bzip2 support.
+ * builds/unix/freetype2.in: Ditto.
+
+2011-01-05 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * builds/unix/configure.raw: Remove `SYSTEM_BZ2LIB' macro.
+
+ SYSTEM_ZLIB is used to switch the builtin zlib source
+ or system zlib source out of FreeType2. But ftbzip2
+ module has no builtin bzip2 library and always requires
+ system bzip2 library. Thus SYSTEM_BZ2LIB is always yes,
+ it is not used.
+
+2011-01-03 Werner Lemberg <wl@gnu.org>
+
+ */rules.mk: Handle `*pic.c' files.
+
+2010-12-31 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cfftypes.h (CFF_MAX_CID_FONTS): Increase to 64.
+ Problem reported by Tom Bishop <wenlin@wenlin.com>.
+
+2010-12-31 Werner Lemberg <wl@gnu.org>
+
+ Improve bzip2 support.
+
+ * include/freetype/ftmoderr.h: Add bzip2.
+
+ * docs/INSTALL.ANY, docs/CHANGES: Updated.
+
+ * src/pcf/README: Updated.
+ * include/freetype/internal/pcftypes.h: Obsolete, removed.
+
+2010-12-31 Joel Klinghed <the_jk@yahoo.com>
+
+ Add bzip2 compression support to handle *.pcf.bz2 files.
+
+ * builds/unix/configure.raw: Test for libbz2 library.
+
+ * devel/ftoption.h, include/freetype/config/ftoption.h
+ (FT_CONFIG_OPTION_USE_BZIP2): Define.
+ * include/freetype/config/ftheader.h (FT_BZIP2_H): Define.
+
+ * include/freetype/ftbzip2.h: New file.
+
+ * src/bzip2/*: New files.
+
+ * src/pcf/pcf.h: s/gzip_/comp_/.
+ * src/pcf/pcfdrvr.c: Include FT_BZIP2_H.
+ s/gzip_/comp_/.
+ (PCF_Face_Init): Handle bzip2 compressed files.
+
+ * docs/formats.txt, modules.cfg: Updated.
+
+2010-12-25 Harsha <mm.harsha@gmail.com>
+
+ Apply Savannah patch #7422.
+
+ If we encounter a space in a string then the sbit buffer is NULL,
+ height and width are 0s. So the check in ftc_snode_compare will
+ always pass for spaces (comparision with 255). Here the comments
+ above the condition are proper but the implementation is not. When
+ we create an snode I think it is the proper way to initialize the
+ width to 255 and then put a check for being equal to 255 in snode
+ compare function.
+
+ * src/cache/ftcsbits.c (FTC_SNode_New): Initialize sbit widths with
+ value 255.
+ (ftc_snode_compare): Fix condition.
+
+2010-12-13 Werner Lemberg <wl@gnu.org>
+
+ Fix parameter handling of `FT_Set_Renderer'.
+ Reported by Kirill Tishin <siege@bk.ru>.
+
+ * src/base/ftobjs.c (FT_Set_Renderer): Increment `parameters'.
+
+2010-12-09 Werner Lemberg <wl@gnu.org>
+
+ [cff] Allow `hlineto' and `vlineto' without arguments.
+
+ We simply ignore such instructions. This is invalid, but it doesn't
+ harm; and indeed, there exist such subsetted fonts in PDFs.
+
+ Reported by Albert Astals Cid <aacid@kde.org>.
+
+ * src/cff/cffgload.c (cff_decoder_parse_charstrings)
+ [cff_op_hlineto]: Ignore instruction if there aren't any arguments
+ on the stack.
+
+2010-11-28 Werner Lemberg <wl@gnu.org>
+
+ * Version 2.4.4 released.
+ =========================
+
+
+ Tag sources with `VER-2-4-4'.
+
+ * docs/CHANGES: Updated.
+
+ * docs/VERSION.DLL: Update documentation and bump version number to
+ 2.4.4
+
+ * README, Jamfile (RefDoc),
+ builds/win32/vc2005/freetype.vcproj, builds/win32/vc2005/index.html,
+ builds/win32/vc2008/freetype.vcproj, builds/win32/vc2008/index.html,
+ builds/win32/visualc/freetype.dsp,
+ builds/win32/visualc/freetype.vcproj,
+ builds/win32/visualc/index.html, builds/win32/visualce/freetype.dsp,
+ builds/win32/visualce/freetype.vcproj,
+ builds/win32/visualce/index.html,
+ builds/wince/vc2005-ce/freetype.vcproj,
+ builds/wince/vc2005-ce/index.html,
+ builds/wince/vc2008-ce/freetype.vcproj,
+ builds/wince/vc2008-ce/index.html: s/2.4.3/2.4.4/, s/243/244/.
+
+ * include/freetype/freetype.h (FREETYPE_PATCH): Set to 4.
+
+ * builds/unix/configure.raw (version_info): Set to 12:2:6.
+
+2010-11-28 Alexei Podtelezhnikov <apodtele@gmail.com>
+
+ [ftsmooth]: Minor code simplification.
+
+ * src/smooth/ftgrays (gray_render_cubic): Do only one comparison
+ instead of two.
+
+2010-11-26 Johnson Y. Yan <yinsen_yan@foxitsoftware.com>
+
+ [truetype] Better multi-threading support.
+
+ * src/truetype/ttinterp.c (TT_Load_Context): Reset glyph zone
+ references.
+
+2010-11-23 John Tytgat <John.Tytgat@esko.com>
+
+ * src/psaux/t1decode.c (t1_decoder_parse_charstring): Expand
+ start_point, check_points, add_point, add_point1, close_contour
+ macros.
+ Remove add_contour macro.
+ Return error code from t1_builder_start_point and
+ t1_builder_check_points when there was one (instead of returning 0).
+
+2010-11-22 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [truetype] Identify the tricky fonts by cvt/fpgm/prep checksums.
+ Some Latin TrueType fonts are still expected to be unhinted.
+ Fix Savannah bug #31645.
+
+ * src/truetype/ttobjs.c (tt_check_trickyness): Divided to...
+ (tt_check_trickyness_family): this checking family name, and
+ (tt_check_trickyness_sfnt_ids): this checking cvt/fpgm/prep.
+ (tt_get_sfnt_checksum): Function to retrieve the sfnt checksum
+ for specified subtable even if cleared by lazy PDF generators.
+ (tt_synth_sfnt_checksum): Function to calculate the checksum.
+
+2010-11-18 Werner Lemberg <wl@gnu.org>
+
+ [truetype] Fix `loca' handling for inconsistent number of glyphs.
+ Reported by Johnson Y. Yan <yinsen_yan@foxitsoftware.com>.
+
+ * src/truetype/ttpload.c (tt_face_load_loca): While sanitizing,
+ handle case where `loca' is the last table in the font.
+
+2010-11-18 Werner Lemberg <wl@gnu.org>
+
+ [sfnt] Ignore all errors while loading `OS/2' table.
+ Suggested by Johnson Y. Yan <yinsen_yan@foxitsoftware.com>.
+
+ * src/sfnt/sfobjs.c (sfnt_load_face): Do it.
+
+2010-11-18 Johnson Y. Yan <yinsen_yan@foxitsoftware.com>
+
+ [type1] Fix matrix normalization.
+
+ * src/type1/t1load.c (parse_font_matrix): Handle sign of scaling
+ factor.
+
+2010-11-18 Werner Lemberg <wl@gnu.org>
+
+ [type1] Improve guard against malformed data.
+ Based on a patch submitted by Johnson Y. Yan
+ <yinsen_yan@foxitsoftware.com>
+
+ * src/type1/t1load.c (read_binary_data): Check `size'.
+
+2010-11-17 Werner Lemberg <wl@gnu.org>
+
+ [sfnt] While tracing, output table checksums also.
+
+ * src/sfnt/ttload.c (tt_face_load_font_dir): Do it.
+
+2010-11-04 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [UVS] Fix `find_variant_selector_charmap', Savannah bug #31545.
+
+ Since 2010-07-04, `find_variant_selector_charmap' returns
+ the first cmap subtable always under rogue-compatible
+ configuration, it causes NULL pointer dereference and
+ make UVS-related functions crashed.
+
+ * src/base/ftobjs.c (Fix find_variant_selector_charmap):
+ Returns UVS cmap correctly.
+
+2010-11-01 Alexei Podtelezhnikov <apodtele@gmail.com>
+
+ [ftsmooth] Improve rendering.
+
+ * src/smooth/ftsmooth.c (gray_render_conic): Since version 2.4.3,
+ cubic deviations have been estimated _after_ UPSCALE, whereas
+ conic ones have been evaluated _before_ UPSCALE, which produces
+ inferior rendering results. Fix this.
+ Partially undo change from 2010-10-15 by using ONE_PIXEL/4; this has
+ been tested with demo images sent to the mailing list. See
+
+ http://lists.gnu.org/archive/html/freetype-devel/2010-10/msg00055.html
+
+ and later mails in this thread.
+
+2010-10-28 Werner Lemberg <wl@gnu.org>
+
+ [ftraster] Minor fixes.
+
+ Reported by Tom Bishop <wenlin@wenlin.com>.
+
+ * src/raster/ftraster.c (ULong): Remove unused typedef.
+ (TWorker): Remove unused variable `precision_mask'.
+
+2010-10-28 Werner Lemberg <wl@gnu.org>
+
+ [ftraster] Fix rendering.
+
+ Problem reported by Tom Bishop <wenlin@wenlin.com>; see
+ thread starting with
+
+ http://lists.gnu.org/archive/html/freetype/2010-10/msg00049.html
+
+ * src/raster/ftraster.c (Line_Up): Replace FMulDiv with SMulDiv
+ since the involved multiplication exceeds 32 bits.
+
+2010-10-25 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Revert a change of `_idx' type in `FTC_CACHE_LOOKUP_CMP'.
+
+ * src/cache/ftccache.h (FTC_CACHE_LOOKUP_CMP): Revert
+ the type of `_idx' from FT_PtrDist (by previous change)
+ to original FT_UFast, to match with FT_CacheRec.
+
+2010-10-24 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [cache] Change the hash types to FT_PtrDist.
+
+ On LLP64 platforms (e.g. Win64), FT_ULong (32-bit)
+ variables are inappropriate to calculate hash values
+ from the memory address (64-bit). The hash variables
+ are extended from FT_ULong to FT_PtrDist and new
+ hashing macro functions are introduced. The hash
+ values on 16-bit memory platforms are changed, but
+ ILP32 and LP64 are not changed. The hash value in
+ the cache subsystem is not reverted to the memory
+ address, so using signed type FT_PtrDist is safe.
+
+ * src/cache/ftccache.h (_FTC_FACE_ID_HASH): New hash
+ function to replace `FTC_FACE_ID_HASH' for portability.
+ * src/cache/ftcmanag.h (FTC_SCALER_HASH): Replace
+ `FTC_FACE_ID_HASH' by `_FTC_FACE_ID_HASH'.
+ * src/cache/ftccmap.c (FTC_CMAP_HASH): Ditto.
+
+ * src/cache/ftccache.h (FTC_NodeRec): The type of the
+ member `hash' is changed from FT_UInt32 to FT_PtrDist.
+
+ * src/cache/ftccache.h (FTC_Cache_Lookup): The type of the
+ argument `hash' is changed from FT_UInt32 to FT_PtrDist.
+ (FTC_Cache_NewNode): Ditto.
+ * src/cache/ftccache.c (ftc_cache_add): Ditto.
+ (FTC_Cache_Lookup): Ditto. (FTC_Cache_NewNode): Ditto.
+ * src/cache/ftcglyph.h (FTC_GCache_Lookup): Ditto.
+ * src/cache/ftcglyph.c (FTC_GCache_Lookup): Ditto.
+
+ * src/cache/ftcbasic.c (FTC_ImageCache_Lookup): The type
+ of the internal variable `hash' is changed to FT_PtrDist
+ from FT_UInt32. (FTC_ImageCache_LookupScaler): Ditto.
+ (FTC_SBitCache_Lookup): Ditto.
+ (FTC_SBitCache_LookupScaler): Ditto.
+ * src/cache/ftccmap.c (FTC_CMapCache_Lookup): Ditto.
+ * src/cache/ftccache.h (FTC_CACHE_LOOKUP_CMP): Ditto.
+ Also the type of the internal variable `_idx' is changed to
+ FT_PtrDist from FT_UFast for better pointer calculation.
+
+2010-10-24 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [cache] Hide internal macros incompatible with LLP64.
+
+ `FT_POINTER_TO_ULONG', `FTC_FACE_ID_HASH', and
+ `FTC_IMAGE_TYPE_HASH' are enclosed by
+ FT_CONFIG_OPTION_OLD_INTERNALS and hidden from
+ normal clients.
+
+ For the history of these macros, see the investigation:
+ http://lists.gnu.org/archive/html/freetype/2010-10/msg00022.html
+
+2010-10-24 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Change the type of `FT_MEM_VAL' from FT_ULong to FT_PtrDist.
+
+ On LLP64 platforms (e.g. Win64), unsigned long (32-bit)
+ cannot cover the memory address (64-bit). `FT_MEM_VAL' is
+ used for hashing only and not dereferred, so using signed
+ type FT_PtrDist is safe.
+
+ * src/base/ftdbgmem.c (FT_MEM_VAL): Change the type of the
+ return value from FT_ULong to FT_PtrDist.
+ (ft_mem_table_resize): The type of hash is changed to
+ FT_PtrDist. (ft_mem_table_get_nodep): Ditto.
+
+2010-10-24 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Replace "%lx" for memory address by "%p", LLP64 platforms.
+
+ On LLP64 platforms (e.g. Win64), long (32-bit) cannot cover
+ the memory address (64-bit). Also the casts from the pointer
+ type to long int should be removed to preserve the address
+ correctly.
+
+ * src/raster/ftraster.c (New_Profile): Replace "%lx" by "%p".
+ (End_Profile) Ditto.
+ * src/truetype/ttinterp.c (Init_Context): Ditto.
+
+2010-10-15 Alexei Podtelezhnikov <apodtele@gmail.com>
+
+ Fix thinko in spline flattening.
+
+ FT_MAX_CURVE_DEVIATION is dependent on the value of ONE_PIXEL.
+
+ * src/smooth/ftgrays.c (FT_MAX_CURVE_DEVIATION): Remove it and
+ replace it everywhere with ONE_PIXEL/8.
+
+2010-10-13 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [raccess] Skip unrequired resource access rules by Darwin VFS.
+
+ When a resource fork access rule by Darwin VFS could open the
+ resource fork but no font is found in it, the rest of rules
+ by Darwin VFS are skipped. It reduces the warnings of the
+ deprecated resource fork access method by recent Darwin kernel.
+ Fix MacPorts ticket #18859:
+ http://trac.macports.org/ticket/18859
+
+ * src/base/ftobjs.c (load_face_in_embedded_rfork):
+ When `FT_Stream_New' returns FT_Err_Cannot_Open_Stream, it
+ means that the file is possible to be `fopen'-ed but zero-sized.
+ Also there is a case that the resource fork is not zero-sized,
+ but no supported font exists in it. If a rule by Darwin VFS
+ falls into such cases, there is no need to try other Darwin VFS
+ rules anymore. Such cases are marked by vfs_rfork_has_no_font.
+ If it is TRUE, the Darwin VFS rules are skipped.
+
+2010-10-13 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [raccess] Grouping resource access rules based on Darwin VFS.
+
+ MacOS X/Darwin kernel supports a few tricky methods to access
+ a resource fork via ANSI C or POSIX interface. Current resource
+ fork accessor tries all possible methods to support all kernels.
+ But if a method could open a resource fork but no font is found,
+ there is no need to try other methods older than tested method.
+ To determine whether the rule index is for Darwin VFS, a local
+ function `ftrfork.c::raccess_rule_by_darwin_vfs' is introduced.
+ To use this function in ftobjs.c etc but it should be inlined,
+ it is exposed by ftbase.h.
+
+ * src/base/ftrfork.c (FT_RFork_Rule): New enum type to identify
+ the rules to access the resource fork.
+ (raccess_guess_rec): New structure to bind the rule function and
+ rule enum type.
+ (FT_Raccess_Guess): The list of the rule functions is replaced by
+ (raccess_guess_table): This. This is exposed to be used by other
+ intra module functions.
+ (raccess_rule_by_darwin_vfs): A function to return a boolean
+ if the rule specified by the rule index is based on Darwin VFS.
+
+2010-10-13 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Prevent to open a FT_Stream for zero-sized file on non-Unix.
+
+ builds/unix/ftsystem.c prevents to open an useless stream from
+ zero-sized file and returns FT_Err_Cannot_Open_Stream, but the
+ stream drivers for ANSI C, Amiga and VMS return useless streams.
+ For cross-platform consistency, all stream drivers should act
+ same.
+
+ * src/base/ftsystem.c (FT_Stream_Open): If the size of the opened
+ file is zero, FT_Err_Cannot_Open_Stream is returned.
+ * builds/amiga/src/base/ftsystem.c (FT_Stream_Open): Ditto.
+ * src/vms/ftsystem.c (FT_Stream_Open): Ditto.
+
+2010-10-12 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #31310.
+
+ * src/truetype/ttgxvar.c (ft_var_readpackedpoints): Protect against
+ invalid `runcnt' values.
+
+2010-10-08 Chris Liddell <chris.liddell@artifex.com>
+
+ Fix Savannah bug #31275.
+
+ * src/sfnt/ttpost.c: Include FT_INTERNAL_DEBUG_H.
+
+2010-10-06 Werner Lemberg <wl@gnu.org>
+
+ [truetype] Improve error handling of `SHZ' bytecode instruction.
+ Problem reported by Chris Evans <scarybeasts@gmail.com>.
+
+ * src/truetype/ttinterp.c (Ins_SHZ): Check `last_point'.
+
+2010-10-05 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #31253.
+ Patch submitted by an anonymous reporter.
+
+ * configure: Use `awk' instead of `sed' to manipulate output of `ls
+ -id'.
+
+2010-10-03 Werner Lemberg <wl@gnu.org>
+
+ * Version 2.4.3 released.
+ =========================
+
+
+ Tag sources with `VER-2-4-3'.
+
+ * docs/CHANGES: Updated.
+
+ * docs/VERSION.DLL: Update documentation and bump version number to
+ 2.4.3
+
+ * README, Jamfile (RefDoc),
+ builds/win32/vc2005/freetype.vcproj, builds/win32/vc2005/index.html,
+ builds/win32/vc2008/freetype.vcproj, builds/win32/vc2008/index.html,
+ builds/win32/visualc/freetype.dsp,
+ builds/win32/visualc/freetype.vcproj,
+ builds/win32/visualc/index.html, builds/win32/visualce/freetype.dsp,
+ builds/win32/visualce/freetype.vcproj,
+ builds/win32/visualce/index.html,
+ builds/wince/vc2005-ce/freetype.vcproj,
+ builds/wince/vc2005-ce/index.html,
+ builds/wince/vc2008-ce/freetype.vcproj,
+ builds/wince/vc2008-ce/index.html: s/2.4.2/2.4.3/, s/242/243/.
+
+ * include/freetype/freetype.h (FREETYPE_PATCH): Set to 3.
+
+ * builds/unix/configure.raw (version_info): Set to 12:1:6.
+
+2010-10-03 Werner Lemberg <wl@gnu.org>
+
+ Avoid `configure' issues with symbolic links.
+ Based on a patch from Alexander Stohr <Alexander.Stohr@gmx.de>.
+
+ * configure: Compare directories using `ls -id'.
+ Check existence of `reference' subdirectory before creating it.
+
+2010-10-02 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #31088 (sort of).
+
+ * src/sfnt/ttload.c (tt_face_load_maxp): Always allocate at least 64
+ function entries.
+
+2010-10-02 Werner Lemberg <wl@gnu.org>
+
+ [smooth] Fix splitting of cubics for negative values.
+
+ Reported by Róbert Márki <gsmiko@gmail.com>; see
+ http://lists.gnu.org/archive/html/freetype/2010-09/msg00019.html.
+
+ * src/smooth/ftgrays.c (gray_render_cubic): Fix thinko.
+
+2010-10-01 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Fix Savannah bug #31040.
+
+ * src/truetype/ttinterp.c (free_buffer_in_size): Remove.
+ (TT_RunIns): Updated.
+
+2010-09-20 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [sfnt] Make error message filling NULL names less verbose.
+
+ * src/sfnt/ttpost.c (load_format_20): Showing 1 summary message
+ when we fill `post' names by NULL, instead of per-entry message.
+
+2010-09-20 Graham Asher <graham.asher@btinternet.com>
+ David Bevan <david.bevan@pb.com>
+
+ [smooth] Fix and improve spline flattening.
+
+ This fixes the flattening of cubic, S-shaped curves and speeds up
+ the handling of both the conic and cubic arcs.
+
+ See the discussions on the freetype-devel mailing list in late
+ August and September 2010 for details.
+
+ * src/smooth/ftgrays.c (FT_MAX_CURVE_DEVIATION): New macro.
+ (TWorker): Remove `conic_level' and `cubic_level' elements.
+ (gray_render_conic): Simplify algorithm.
+ (gray_render_cubic): New algorithm; details are given in the code
+ comments.
+ (gray_convert_glyph): Remove heuristics.
+
+2010-09-19 Werner Lemberg <wl@gnu.org>
+
+ Minor fixes.
+
+ * src/cff/cffload.c (cff_charset_compute_cids): `charset->sids[i]'
+ is `FT_UShort'.
+ (cff_index_access_element): Don't use additions in comparison.
+ * src/sfnt/ttpost.c (load_format_20): Make `post_limit' of type
+ `FT_Long'.
+ Don't use additions in comparison.
+ Improve tracing messages.
+ (load_format_25, load_post_names): Make `post_limit' of type
+ `FT_Long'.
+
+2010-09-19 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [cff] Truncate the element length at the end of the stream.
+ See Savannah bug #30975.
+
+ * src/cff/cffload.c (cff_index_access_element): `off2', the offset
+ to the next element is truncated at the end of the stream to prevent
+ invalid I/O. As `off1', the offset to the requested element has
+ been checked by `FT_STREAM_SEEK', `off2' should be checked
+ similarly.
+
+2010-09-19 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [cff] Ignore CID > 0xFFFFU.
+ See Savannah bug #30975.
+
+ * src/cff/cffload.c (cff_charset_compute_cids): Ignore CID if
+ greater than 0xFFFFU. CFF font spec does not mention maximum CID in
+ the font, but PostScript and PDF spec define that maximum CID is
+ 0xFFFFU.
+
+2010-09-19 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [cff] Make trace message in` cff_charset_load' verbose.
+ See Savannah bug #30975.
+
+ * src/cff/cffload.c (cff_charset_load): Report the original `nleft'
+ and truncated `nleft'.
+
+2010-09-19 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [cff] Correct `max_cid' from CID array length to max CID.
+ See Savannah bug #30975.
+
+ * src/cff/cffload.c (cff_charset_compute_cids): Don't increment
+ max_cid after detecting max CID. The array CFF_Charset->cids is
+ allocated by max_cid + 1.
+ (cff_charset_cid_to_gindex): Permit CID is less than or equal to
+ CFF_Charset->max_cid.
+ * src/cff/cffobjs.c (cff_face_init): FT_Face->num_glyphs is
+ calculated as CFF_Charset->max_cid + 1.
+
+2010-09-19 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [truetype] Sanitize the broken offsets in `loca'.
+ See Savannah bug #31040.
+
+ * src/truetype/ttpload.c (tt_face_get_location): If `pos1', the
+ offset to the requested entry in `glyf' exceeds the end of the
+ table, return offset=0, length=0. If `pos2', the offset to the next
+ entry in `glyf' exceeds the end of the table, truncate the entry
+ length at the end of `glyf' table.
+
+2010-09-19 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [sfnt] Prevent overrunning in `post' table parser.
+ See Savannah bug #31040.
+
+ * src/sfnt/ttpost.c (load_post_names): Get the length of `post'
+ table and pass the limit of `post' table to `load_format_20' and
+ `load_format_25'.
+ (load_format_20): Stop the parsing when we reached at the limit of
+ `post' table. If more glyph names are required, they are filled by
+ NULL names.
+
+2010-09-17 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [truetype] Don't duplicate size->twilight structure to be freed.
+ See Savannah bug #31040 for detail.
+
+ * src/truetype/ttinterp.c (free_buffer_in_size): Don't duplicate
+ FT_GlyphZoneRec size->twilight to be freed. If duplicated,
+ `FT_FREE' erases the duplicated pointers only and leave original
+ pointers. They can cause the double-free crash when the burst
+ errors occur in TrueType interpreter and `free_buffer_in_size' is
+ invoked repeatedly.
+
+2010-09-15 Werner Lemberg <wl@gnu.org>
+
+ Make bytecode debugging with FontForge work again.
+
+ * src/truetype/ttinterp.c (TT_RunIns): Don't call
+ `free_buffer_in_size' in case of error if a debugger is active.
+
+2010-09-14 Werner Lemberg <wl@gnu.org>
+
+ Improve tracing messages.
+
+ * src/truetype/ttinterp.c (TT_RunIns): Improve wording of tracing
+ message.
+ * src/truetype/ttobjs.c (tt_size_run_fpgm, tt_size_run_prep): Add
+ tracing message.
+ * src/truetype/ttgload.c (tt_loader_init): Add tracing message.
+ * src/cache/ftcsbits.c (ftc_snode_load): Emit tracing message if
+ glyph doesn't fit into a small bitmap container.
+
+2010-09-13 Werner Lemberg <wl@gnu.org>
+
+ Fix minor issues reported by <muktha.narayan@wipro.com>.
+
+ * src/autofit/aflatin.c (af_latin_compute_stem_width): Remove
+ redundant conditional check.
+ * src/base/ftsynth.c (FT_GlyphSlot_Embolden): Ditto.
+ * src/cff/cffload.c (cff_encoding_load): Remove conditional check
+ which always evaluates to `true'.
+ * src/pshinter/pshalgo.c (ps_glyph_interpolate_strong_points):
+ Ditto.
+ * src/truetype/ttinterp.c (Ins_IUP): Ditto.
+ * src/cid/cidgload.c (cid_slot_load_glyph): Don't check for NULL if
+ value is already dereferenced.
+ * src/winfonts/winfnt.c (FNT_Load_Glyph): Fix check of `face'.
+
+2010-08-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Ignore the environmental setting of LIBTOOL.
+ Patch is suggested by Adrian Bunk, to prevent unexpected
+ reflection of environmental LIBTOOL. See:
+ http://savannah.nongnu.org/patch/?7290
+
+ * builds/unix/unix-cc.in: LIBTOOL is unconditionally set to
+ $(FT_LIBTOOL_DIR)/libtool. FT_LIBTOOL_DIR is set to $(BUILD_DIR)
+ by default.
+ * configure: When configured for the building out of source tee,
+ FT_LIBTOOL_DIR is set to $(OBJ_DIR).
+
+2010-08-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [truetype] Decrease the trace level catching the interpreter error.
+
+ * src/truetype/ttinterp.c (TT_RunIns): Decrease the trace level
+ showing the error when the interpreter returns with an error,
+ from` FT_TRACE7' to `FT_TRACE1'.
+
+2010-08-30 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [truetype] Prevent bytecode reuse after the interpretation error.
+
+ * src/truetype/ttinterp.c (free_buffer_in_size): New function to
+ free the buffer allocated during the interpretation of this glyph.
+ (TT_RunIns): Unset FT_Face->size->{cvt_ready,bytecode_ready} if
+ an error occurs in the bytecode interpretation. The interpretation
+ of invalid bytecode may break the function definitions and referring
+ them in later interpretation is danger. By unsetting these flags,
+ `fpgm' and `prep' tables are executed again in next interpretation.
+
+ This fixes Savannah bug #30798, reported by Robert Święcki.
+
+2010-08-29 Werner Lemberg <wl@gnu.org>
+
+ [ftraster] Pacify compiler.
+
+ * src/raster/ftraster.c (ft_black_new) [_STANDALONE_]: `memory' is
+ not used.
+
+2010-08-29 Werner Lemberg <wl@gnu.org>
+
+ [cff] Allow SIDs >= 65000.
+
+ * src/cff/cffload.c (cff_charset_load): Fix change from 2009-03-20:
+ The threshold for SIDs is not applicable here. I misinterpreted the
+ `SID values 65000 and above are available for implementation use'
+ sentence in the CFF specification.
+
+ Problem reported by Ivan Ninčić <inincic@pdftron.com>.
+
+2010-08-28 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Force hinting when the font lacks its familyname.
+
+ In Type42 or Type11 font embedded in PostScript & PDF, TrueType sfnt
+ stream may lack `name' table because they are not required. Hinting
+ for nameless fonts is safer for PDFs including embedded Chinese
+ fonts. Written by David Bevan, see:
+
+ http://lists.gnu.org/archive/html/freetype-devel/2010-08/msg00021.html
+ http://lists.freedesktop.org/archives/poppler/2010-August/006310.html
+
+ * src/truetype/ttobjs.c (tt_check_trickyness): If a NULL pointer by
+ nameless font is given, TRUE is returned to enable hinting.
+
+2010-08-28 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Register yet another tricky TrueType font.
+
+ * src/truetype/ttobjs.c (tt_check_trickyness): Add `HuaTianKaiTi?',
+ a Kaishu typeface paired with `HuaTianSongTi?' by Huatian
+ Information Industry.
+
+2010-08-17 Teijo Kinnunen <Teijo.Kinnunen@nuance.com>
+
+ Fix Savannah bug #30788.
+
+ * src/cache/ftccache.c (FTC_Cache_Clear): Check `cache->buckets' for
+ NULL too.
+
+2010-08-10 Werner Lemberg <wl@gnu.org>
+
+ Try to fix Savannah bug #30717 (and probably #30719 too).
+
+ * src/smooth/ftsmooth.c (ft_smooth_render_generic): Add another
+ overflow test for `width' and `height'.
+
+2010-08-06 Werner Lemberg <wl@gnu.org>
+
+ * Version 2.4.2 released.
+ =========================
+
+
+ Tag sources with `VER-2-4-2'.
+
+ * docs/CHANGES: Updated.
+
+ * docs/VERSION.DLL: Update documentation and bump version number to
+ 2.4.2
+
+ * README, Jamfile (RefDoc),
+ builds/win32/vc2005/freetype.vcproj, builds/win32/vc2005/index.html,
+ builds/win32/vc2008/freetype.vcproj, builds/win32/vc2008/index.html,
+ builds/win32/visualc/freetype.dsp,
+ builds/win32/visualc/freetype.vcproj,
+ builds/win32/visualc/index.html, builds/win32/visualce/freetype.dsp,
+ builds/win32/visualce/freetype.vcproj,
+ builds/win32/visualce/index.html,
+ builds/wince/vc2005-ce/freetype.vcproj,
+ builds/wince/vc2005-ce/index.html,
+ builds/wince/vc2008-ce/freetype.vcproj,
+ builds/wince/vc2008-ce/index.html: s/2.4.1/2.4.2/, s/241/242/.
+
+ * include/freetype/freetype.h (FREETYPE_PATCH): Set to 2.
+
+ * builds/unix/configure.raw (version_info): Set to 12:0:6.
+
+2010-08-06 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Fix Savannah bug #30648.
+
+ * src/base/ftobjs.c (FT_Done_Library): Specify the order of font
+ drivers during the face closing process. Type42 faces should be
+ closed before TrueType faces, because a Type42 face refers to
+ another internal TrueType face which is created from sfnt[] array on
+ the memory.
+
+2010-08-06 Yuriy Kaminskiy <yumkam@mail.ru>
+
+ [raster] Fix valgrind warning.
+
+ * src/raster/ftraster.c (Decompose_Curve) <default>: Access point[0]
+ only if we don't hit `limit'.
+
+2010-08-06 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Fix Savannah bug #30658.
+
+ * src/base/ftobjs.c (Mac_Read_POST_Resource): Check that the total
+ length of collected POST segments does not overrun the allocated
+ buffer.
+
+2010-08-06 Yuriy Kaminskiy <yumkam@mail.ru>
+
+ Fix conditional usage of FT_MulFix_i386.
+ With -ansi flag, gcc does not define `i386', only `__i386__'.
+
+ * include/freetype/config/ftconfig.h, builds/unix/ftconfig.in:
+ s/i386/__i386__/.
+
+2010-08-05 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #30657.
+
+ * src/truetype/ttinterp.c (BOUNDSL): New macro.
+ Change `BOUNDS' to `BOUNDSL' where appropriate.
+
+ * src/truetype/ttinterp.h (TT_ExecContextRec): Fix type of
+ `cvtSize'.
+
+2010-08-05 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #30656.
+
+ * src/type42/t42parse.c (t42_parse_sfnts): Protect against negative
+ string_size.
+ Fix comparison.
+
+2010-08-05 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [cff] Don't use any values in decoder after parsing error.
+
+ * src/cff/cffgload.c (cff_slot_load): Skip the evaluations
+ of the values in decoder, if `cff_decoder_parse_charstrings'
+ returns any error.
+
+2010-08-04 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #30644.
+
+ * src/base/ftstream.c (FT_Stream_EnterFrame): Fix comparison.
+
+2010-08-04 Werner Lemberg <wl@gnu.org>
+
+ `make devel' fails if FT_CONFIG_OPTION_OLD_INTERNALS is set.
+
+ * devel/ftoption.h: Synchronize with
+ include/freetype/config/ftoption.h.
+
+2010-08-04 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [cff] Improve stack overflow test.
+
+ * src/cff/cffgload.c (cff_decoder_parse_charstrings): Check stack
+ after execution of operations too.
+
+2010-07-18 Werner Lemberg <wl@gnu.org>
+
+ Add reference counters and to FT_Library and FT_Face objects.
+
+ * include/freetype/freetype.h (FT_Reference_Face): New function.
+ * include/freetype/ftmodapi.h (FT_Rererence_Library): New function.
+
+ * include/freetype/internal/ftobjs.h (FT_Face_InternalRec,
+ FT_LibraryRec): New field `refcount'.
+
+ * src/base/ftobjs.c (FT_Open_Face, FT_New_Library): Handle
+ `refcount'.
+ (FT_Reference_Face, FT_Reference_Library): Implement new functions.
+ (FT_Done_Face, FT_Done_Library): Handle `refcount'.
+
+ * docs/CHANGES: Updated.
+
+2010-07-18 Werner Lemberg <wl@gnu.org>
+
+ * Version 2.4.1 released.
+ =========================
+
+
+ Tag sources with `VER-2-4-1'.
+
+ * docs/CHANGES: Updated.
+
+ * docs/VERSION.DLL: Update documentation and bump version number to
+ 2.4.1.
+
+ * README, Jamfile (RefDoc),
+ builds/win32/vc2005/freetype.vcproj, builds/win32/vc2005/index.html,
+ builds/win32/vc2008/freetype.vcproj, builds/win32/vc2008/index.html,
+ builds/win32/visualc/freetype.dsp,
+ builds/win32/visualc/freetype.vcproj,
+ builds/win32/visualc/index.html, builds/win32/visualce/freetype.dsp,
+ builds/win32/visualce/freetype.vcproj,
+ builds/win32/visualce/index.html,
+ builds/wince/vc2005-ce/freetype.vcproj,
+ builds/wince/vc2005-ce/index.html,
+ builds/wince/vc2008-ce/freetype.vcproj,
+ builds/wince/vc2008-ce/index.html: s/2.4.0/2.4.1/, s/240/241/.
+
+ * include/freetype/freetype.h (FREETYPE_PATCH): Set to 1.
+
+ * builds/unix/configure.raw (version_info): Set to 11:1:5.
+
+2010-07-17 Werner Lemberg <wl@gnu.org>
+
+ [cff] Final try to fix `hintmask' and `cntrmask' limit check.
+
+ Problem reported by Tobias Wolf <towolf@gmail.com>.
+
+ * src/cff/cffgload.c (cff_decoder_parse_charstrings)
+ <cff_op_hintmask>: Sigh. I'm apparently too silly to fix this
+ correctly in less than three tries.
+
+2010-07-12 Werner Lemberg <wl@gnu.org>
+
+ * Version 2.4.0 released.
+ =========================
+
+
+ Tag sources with `VER-2-4-0'.
+
+ * docs/CHANGES: Updated.
+
+ * docs/VERSION.DLL: Update documentation and bump version number to
+ 2.4.0.
+
+ * README, Jamfile (RefDoc),
+ builds/win32/vc2005/freetype.vcproj, builds/win32/vc2005/index.html,
+ builds/win32/vc2008/freetype.vcproj, builds/win32/vc2008/index.html,
+ builds/win32/visualc/freetype.dsp,
+ builds/win32/visualc/freetype.vcproj,
+ builds/win32/visualc/index.html, builds/win32/visualce/freetype.dsp,
+ builds/win32/visualce/freetype.vcproj,
+ builds/win32/visualce/index.html,
+ builds/wince/vc2005-ce/freetype.vcproj,
+ builds/wince/vc2005-ce/index.html,
+ builds/wince/vc2008-ce/freetype.vcproj,
+ builds/wince/vc2008-ce/index.html: s/2.3.12/2.4.0/, s/2312/240/.
+
+ * include/freetype/freetype.h (FREETYPE_MINOR): Set to 4.
+ (FREETYPE_PATCH): Set to 0.
+
+ * builds/unix/configure.raw (version_info): Set to 11:0:5.
+
+2010-07-12 Werner Lemberg <wl@gnu.org>
+
+ Remove C++ warnings.
+
+ */*: Initialize pointers where necessary to make g++ happy.
+
+2010-07-12 malc <av1474@comtv.ru>
+ Richard Henderson <rth@redhat.com>
+
+ Fix type-punning issues with C++.
+
+ * include/freetype/internal/ftmemory.h (FT_ASSIGNP) [__cplusplus]:
+ Emulate a `typeof' operator with an inline template which uses
+ `static_cast'.
+
+2010-07-11 Werner Lemberg <wl@gnu.org>
+
+ Fix C++ compilation issue.
+
+ * src/tools/apinames.c (names_dump) <OUTPUT_WATCOM_LBC>: Fix
+ type of `dot' variable.
+
+2010-07-10 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Fix another case reported in Savannah bug #30373.
+ Permit a face for Type1, Type42 and CFF without charmap,
+ patch by Tor Andersson.
+
+ * src/type1/t1objs.c (T1_Face_Init): Reset the error if it
+ is FT_Err_No_Unicode_Glyph_Name.
+ * src/type42/t42objs.c (T42_Face_Init): Ditto.
+ * src/cff/cffobjs.c (cff_face_init): Ditto.
+
+2010-07-09 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Use defined macros to set {platform,encoding}_id.
+
+ * src/bdf/bdfdrivr.c: Include ttnameid.h and use macros to
+ set charmap.{platfom,encoding}_id.
+ * src/pcf/pcfdrivr.c: Ditto.
+ * src/winfonts/winfnt.c: Ditto.
+ * src/type1/t1objs.c: Ditto.
+ * src/type42/t42objs.c: Ditto.
+ * src/cff/cffobjs.c: Ditto.
+ * src/pfr/pfrobjs.c: Ditto.
+
+2010-07-09 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Fix Savannah bug #30373.
+ Too serious check of errors by `FT_CMap_New' since 2010-07-04
+ is fixed. Reported by Tor Andersson.
+
+ * include/freetype/fterrdef.h
+ (PSnames_Err_No_Unicode_Glyph_Name): New error code to
+ indicate the Unicode charmap synthesis failed because
+ no Unicode glyph name is found.
+
+ * src/psnames/psmodule.c (ps_unicodes_init): Return
+ PSnames_Err_No_Unicode_Glyph_Name when no Unicode glyph name
+ is found in the font.
+ * src/cff/cffcmap.c (cff_cmap_unicode_init): Return
+ CFF_Err_No_Unicode_Glyph_Name when no SID is available.
+
+ * src/type1/t1objs.c (T1_Face_Init): Proceed if `FT_CMap_New'
+ is failed by the lack of Unicode glyph name.
+ * src/type42/t42objs.c (T42_Face_Init): Ditto.
+ * src/cff/cffobjs.c (cff_face_init): Ditto.
+
+2010-07-09 Ken Sharp <ken.sharp@artifex.com>
+
+ Make ftraster.c compile in stand-alone mode with MSVC compiler.
+
+ * src/raster/ftmisc.h (FT_Int64) [_WIN32, _WIN64]: Fix typedef
+ since there is no `inttypes.h' for MSVC.
+
+2010-07-08 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #30361.
+
+ * src/truetype/ttinterp.c (Ins_IUP): Fix bounds check.
+
+2010-07-06 Werner Lemberg <wl@gnu.org>
+
+ Pacify compiler.
+
+ * src/cff/cffload.c (cff_index_get_pointers): Initialize
+ `new_bytes'.
+
+2010-07-05 Eugene A. Shatokhin <spectre@ispras.ru>
+
+ Fix Savannah bug #27648.
+
+ * src/base/ftobjs.c (ft_remove_renderer, FT_Add_Module): Call
+ `raster_done' only if we have an outline glyph format.
+
+2010-07-05 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #30030.
+
+ * builds/win32/*/freetype.vcproj: Add ftxf86.c.
+
+2010-07-05 Werner Lemberg <wl@gnu.org>
+
+ [cff] Next try to fix `hintmask' and `cntrmask' limit check.
+
+ Problem reported by malc <av1474@comtv.ru>.
+
+ * src/cff/cffgload.c (cff_decoder_parse_charstrings)
+ <cff_op_hintmask>: It is possible that there is just a single byte
+ after the `hintmask' or `cntrmask', e.g., a `return' instruction.
+
+2010-07-04 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Restrict the number of the charmaps in a rogue-compatible mode.
+ Fix for Savannah bug #30059.
+
+ * src/cache/ftccmap.c (FTC_CMapCache_Lookup): Replace `16' the
+ minimum character code passed by a legacy rogue client by...
+ * include/freetype/config/ftoption.h (FT_MAX_CHARMAP_CACHEABLE):
+ This. It is undefined when FT_CONFIG_OPTION_OLD_INTERNALS is
+ undefined (thus the rogue client compatibility is not required).
+
+ * src/cff/cffobjs.c (cff_face_init): Abort the automatic
+ selection or synthesis of Unicode cmap subtable when the charmap
+ index exceeds FT_MAX_CHARMAP_CACHEABLE.
+ * src/sfnt/ttcmap.c (tt_face_build_cmaps): Issue error message
+ when the charmap index exceeds FT_MAX_CHARMAP_CACHEABLE.
+
+ * src/base/ftobjs.c (find_unicode_charmap): When Unicode charmap
+ is found after FT_MAX_CHARMAP_CACHEABLE, ignore it and search
+ earlier one.
+ (find_variant_selector_charmap): When UVS charmap is found after
+ FT_MAX_CHARMAP_CACHEABLE, ignore it and search earlier one.
+ (FT_Select_Charmap): When a charmap matching with requested
+ encoding but after FT_MAX_CHARMAP_CACHEABLE, ignore and search
+ earlier one.
+ (FT_Set_Charmap): When a charmap matching with requested
+ charmap but after FT_MAX_CHARMAP_CACHEABLE, ignore and search
+ earlier one.
+ (FT_Get_Charmap_Index): When a requested charmap is found
+ after FT_MAX_CHARMAP_CACHEABLE, return the inverted charmap
+ index.
+
+2010-07-04 Werner Lemberg <wl@gnu.org>
+
+ TrueType hinting is no longer patented.
+
+ * include/freetype/config/ftoption.h, devel/ftoption.h
+ (TT_CONFIG_OPTION_BYTECODE_INTERPRETER): Define.
+ (TT_CONFIG_OPTION_UNPATENTED_HINTING): Undefine.
+
+ * docs/CHANGES, docs/INSTALL, include/freetype/freetype.h: Updated.
+ * docs/TRUETYPE, docs/PATENTS: Removed.
+
+2010-07-04 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Check error value by `FT_CMap_New'.
+
+ * src/cff/cffobjs.c (cff_face_init): Check error value by
+ `FT_CMap_New'.
+ * src/pfr/pfrobjs.c (pfr_face_init): Ditto.
+ * src/type1/t1jobjs.c (T1_Face_Init): Ditto.
+ * src/type42/t42jobjs.c (T42_Face_Init): Ditto.
+
+2010-07-03 Werner Lemberg <wl@gnu.org>
+
+ Make ftgrays.c compile stand-alone again.
+
+ * src/smooth/ftgrays.c [_STANDALONE_]: Include `stddef.h'.
+ (FT_INT_MAX, FT_PtrDist)[_STANDALONE_]: Define.
+
+2010-07-02 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Additional fix for Savannah bug #30306.
+
+ * src/base/ftobjs.c (Mac_Read_POST_Resource): If the type of the
+ POST fragment is 0, the segment is completely ignored. The declared
+ length of the segment is not cared at all. According to Adobe
+ Technical Note 5040, type 0 segment is a comment only and should not
+ be loaded for the interpreter. Reported by Robert Święcki.
+
+2010-07-01 Werner Lemberg <wl@gnu.org>
+
+ [truetype] Protect against code range underflow.
+
+ * src/truetype/ttinterp.c (DO_JROT, DO_JMPR, DO_JROF): Don't allow
+ negative IP values.
+
+2010-07-01 Werner Lemberg <wl@gnu.org>
+
+ [truetype] Add rudimentary tracing for bytecode instructions.
+
+ * src/truetype/ttinterp.c (opcode_name) [FT_DEBUG_LEVEL_TRACE]: New
+ array.
+ (TT_RunIns): Trace opcodes.
+
+2010-06-30 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #30263.
+
+ * src/smooth/ftgrays.c (gray_render_span): Use cast to `unsigned
+ int' to avoid integer overflow.
+
+ * src/smooth/ftsmooth.c (ft_smooth_render_generic): Use smaller
+ threshold values for `width' and `height'. This is not directly
+ related to the bug fix but makes sense anyway.
+
+2010-07-01 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Initial fix for Savannah bug #30306.
+
+ * src/base/ftobjs.c (Mac_Read_POST_Resource): Check `rlen', the
+ length of fragment declared in the POST fragment header, and prevent
+ an underflow in length calculation. Some fonts set the length to
+ zero in spite of the existence of a following 16bit `type'.
+ Reported by Robert Święcki.
+
+2010-07-01 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Additional fix for Savannah bug #30248 and #30249.
+
+ * src/base/ftobjs.c (Mac_Read_POST_Resource): Check the buffer size
+ during gathering PFB fragments embedded in LaserWriter PS font for
+ Macintosh. Reported by Robert Święcki.
+
+2010-06-30 Alexei Podtelezhnikov <apodtele@gmail.com>
+
+ Minor optimizations by avoiding divisions.
+
+ * src/sfnt/ttkern.c (tt_face_load_kern, tt_face_get_kerning):
+ Replace divisions with multiplication in comparisons.
+
+2010-06-29 Werner Lemberg <wl@gnu.org>
+
+ Fix minor tracing issues.
+
+ * src/cff/cffgload.c, src/truetype/ttgload.c: Adjust tracing levels.
+
+2010-06-27 Werner Lemberg <wl@gnu.org>
+
+ [cff] Really fix `hintmask' and `cntrmask' limit check.
+
+ * src/cff/cffgload.c (cff_decoder_parse_charstrings)
+ <cff_op_hintmask>: Fix thinko and handle tracing also.
+
+2010-06-27 Werner Lemberg <wl@gnu.org>
+
+ Fix valgrind warning.
+
+ * src/base/ftoutln.c (FT_Outline_Get_Orientation): Initialize
+ `result' array.
+
+2010-06-27 Werner Lemberg <wl@gnu.org>
+
+ [cff] Fix memory leak.
+
+ * src/cff/cffgload.c (cff_operator_seac): Free charstrings even in
+ case of errors.
+
+2010-06-27 Werner Lemberg <wl@gnu.org>
+
+ [cff] Protect against invalid `hintmask' and `cntrmask' operators.
+
+ * src/cff/cffgload.c (cff_decoder_parse_charstrings)
+ <cff_op_hintmask>: Ensure that we don't exceed `limit' while parsing
+ the bit masks of the `hintmask' and `cntrmask' operators.
+
+2010-06-26 Werner Lemberg <wl@gnu.org>
+
+ Fix PFR change 2010-06-24.
+
+ * src/pfr/pfrgload.c (pfr_glyph_load_simple): Really protect against
+ invalid indices.
+
+2010-06-26 Werner Lemberg <wl@gnu.org>
+
+ Improve PFR tracing messages.
+
+ * src/pfr/pfrgload.c (pfr_glyph_load_rec): Emit tracing messages for
+ simple and compound glyph offsets.
+
+2010-06-26 Werner Lemberg <wl@gnu.org>
+
+ Fix last PFR change.
+
+ * src/pfr/pfrobjs.c (pfr_face_init): Fix rejection logic.
+
+2010-06-26 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #30262.
+
+ * src/sfnt/ttload.c (tt_face_load_maxp): Limit `maxComponentDepth'
+ arbitrarily to 100 to avoid stack exhaustion.
+
+2010-06-26 Werner Lemberg <wl@gnu.org>
+
+ Add some memory checks (mainly for debugging).
+
+ * src/base/ftstream.c (FT_Stream_EnterFrame): Exit with error
+ if the frame size is larger than the stream size.
+
+ * src/base/ftsystem.c (ft_ansi_stream_io): Exit with error if
+ seeking a position larger than the stream size.
+
+2010-06-25 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #30261.
+
+ * src/pfr/pfrobjs.c (pfr_face_init): Reject fonts which contain
+ neither outline nor bitmap glyphs.
+
+2010-06-25 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #30254.
+
+ * src/cff/cffload.c (cff_index_get_pointers): Do sanity check for
+ first offset also.
+
+2010-06-25 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Initial fix for Savannah bug #30248 and #30249.
+
+ * src/base/ftobjs.c (Mac_Read_POST_Resource): Check the error during
+ reading a PFB fragment embedded in LaserWriter PS font for Macintosh.
+ Reported by Robert Święcki.
+
+2010-06-24 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #30247.
+
+ * src/pcf/pcfread.c (pcf_get_metrics): Disallow (invalid) fonts with
+ zero metrics.
+
+2010-06-24 Graham Asher <graham.asher@btinternet.com>
+
+ * src/smooth/ftgrays.c (gray_render_cubic): Fix algorithm.
+ The previous version was too aggressive, as demonstrated in
+ http://lists.gnu.org/archive/html/freetype-devel/2010-06/msg00020.html.
+
+2010-06-24 Werner Lemberg <wl@gnu.org>
+
+ */*: Use module specific error names where appropriate.
+
+2010-06-24 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #30236.
+
+ * src/sfnt/ttcmap.c (tt_face_build_cmaps): Improve check for pointer
+ to `cmap_table'.
+
+2010-06-24 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #30235.
+
+ * src/pfr/pfrgload.c (pfr_glyph_load_simple): Protect against
+ invalid indices if there aren't any coordinates for indexing.
+
+2010-06-24 Werner Lemberg <wl@gnu.org>
+
+ [bdf]: Font properties are optional.
+
+ * src/bdf/bdflib.c (_bdf_readstream): Use special error code to
+ indicate a redo operation.
+ (_bdf_parse_start): Handle `CHARS' keyword here too and pass current
+ input line to `_bdf_parse_glyph'.
+
+2010-06-23 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #30220.
+
+ * include/freetype/fterrdef.h
+ (BDF_Err_Missing_Fontboundingbox_Field): New error code.
+
+ * src/bdf/bdflib.c (_bdf_parse_start): Check for missing
+ `FONTBOUNDINGBOX' field.
+ Avoid memory leak if there are multiple `FONT' lines (which is
+ invalid but doesn't hurt).
+
+2010-06-21 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #30168.
+
+ * src/pfr/pfrgload.c (pfr_glyph_load_compound): Limit the number of
+ subglyphs to avoid endless recursion.
+
+2010-06-20 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #30145.
+
+ * src/psaux/psobjs.c (t1_builder_add_contour): Protect against
+ `outline == NULL' which might happen in invalid fonts.
+
+2010-06-19 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #30135.
+
+ * src/bdf/bdflib.c (_bdf_list_join): Don't modify value in static
+ string `empty'.
+ (_bdf_parse_glyph): Avoid memory leak in case of error.
+
+2010-06-15 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #30108.
+
+ * src/autofit/afglobal.c (af_face_globals_compute_script_coverage):
+ Properly mask AF_DIGIT bit in comparison.
+
+2010-06-11 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #30106.
+
+ Point numbers for FreeType's implementation of hinting masks are
+ collected before the final number of points of a glyph has been
+ determined; in particular, the code for handling the `endchar'
+ opcode can reduce the number of points.
+
+ * src/pshinter/pshalgo.c (psh_glyph_find_strong_points): Assure that
+ `end_point' is not larger than `glyph->num_points'.
+
+2010-06-11 Werner Lemberg <wl@gnu.org>
+
+ [cff]: Improve debugging output.
+
+ * src/cff/cffgload.c (cff_decoder_parse_charstrings)
+ <cff_op_hintmask>: Implement it.
+
+2010-06-10 Graham Asher <graham.asher@btinternet.com>
+
+ ftgrays: Speed up rendering of small cubic splines.
+
+ * src/smooth/ftgrays.c (gray_render_cubic): Implement new,
+ simplified algorithm to find out whether the spline can be replaced
+ with two straight lines. See this thread for more:
+
+ http://lists.gnu.org/archive/html/freetype-devel/2010-06/msg00000.html
+
+2010-06-09 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #30082.
+
+ * src/cff/cffgload.c (cff_decoder_parse_charstrings)
+ <cff_op_callothersubr>: Protect against stack underflow.
+
+2010-06-08 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #30053.
+
+ * src/cff/cffparse.c (cff_parse_real): Handle border case where
+ `fraction_length' has value 10.
+
+2010-06-07 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #30052.
+ This bug has been introduced with commit 2415cbf3.
+
+ * src/base/ftobjs.c (FT_Get_First_Char, FT_Get_Next_Char): Protect
+ against endless loop in case of corrupted font header data.
+
+2010-05-26 Werner Lemberg <wl@gnu.org>
+
+ Remove unused variable.
+ Found by Graham.
+
+ * src/autofit/afhints.c (af_glyph_hints_reload): Remove unused
+ variable `first' in first block.
+
+2010-05-22 Werner Lemberg <wl@gnu.org>
+
+ Fix various memory problems found by linuxtesting.org.
+
+ * src/base/ftgxval.c (FT_TrueTypeGX_Free, FT_ClassicKern_Free),
+ src/base/ftotval.c (FT_OpenType_Free), src/base/ftpfr.c
+ (ft_pfr_check): Check `face'.
+
+ * src/base/ftobjs.c (FT_Get_Charmap_Index): Check `charmap' and
+ `charmap->face'.
+ (FT_Render_Glyph): Check `slot->face'.
+ (FT_Get_SubGlyph_Info): Check `glyph->subglyphs'.
+
+2010-05-22 Werner Lemberg <wl@gnu.org>
+
+ autofit: Remove dead code.
+ Suggested by Graham.
+
+ * src/autofit/afhints.c (af_glyph_hints_compute_inflections):
+ Removed.
+ (af_glyph_hints_reload): Remove third argument.
+ Update all callers.
+
+2010-05-21 Bram Tassyns <bramt@enfocus.be>
+
+ Fix Savannah bug #27987.
+
+ * src/cff/cffobjs.c (remove_subset_prefix): New function.
+ (cff_face_init): Use it to adjust `cffface->family_name'.
+
+2010-05-20 Werner Lemberg <wl@gnu.org>
+
+ TrueType: Make FreeType ignore maxSizeOfInstructions in `maxp'.
+
+ Acroread does the same.
+
+ * src/truetype/ttgload.c (TT_Process_Composite_Glyph): Call
+ `Update_Max' to adjust size of instructions array if necessary and
+ add a rough safety check.
+
+ (load_truetype_glyph): Save `loader->byte_len' before recursive
+ call.
+
+ * src/truetype/ttinterp.h, src/truetype/ttinterp.c (Update_Max):
+ Declare it as FT_LOCAL.
+
+2010-05-18 Hongbo Ni <hongbo@njstar.com>
+
+ Apply Savannah patch #7196.
+
+ * src/cff/cffgload.c (cff_slot_load): Prevent crash if CFF subfont
+ index is out of range.
+
+2010-05-11 Werner Lemberg <wl@gnu.org>
+
+ * docs/formats.txt: Give pointer to PCF documentation.
+ Information provided by Alan Coopersmith
+ <alan.coopersmith@oracle.com>.
+
+2010-05-10 Ken Sharp <ken.sharp@artifex.com>
+
+ Fix Savannah bug #29846.
+
+ Previously we discovered fonts which used `setcurrentpoint' to set
+ the initial point of a contour to 0,0. This caused FreeType to
+ raise an error, because the `setcurrentpoint' operator is only
+ supposed to be used with the results from an OtherSubr subroutine.
+
+ This was fixed by simply ignoring the error and carrying on.
+
+ Now we have found a font which uses setcurrentpoint to actually
+ establish a non-zero point for a contour during the course of a
+ glyph program. FWIW, these files may be produced by an application
+ called `Intaglio' on the Mac, when converting TrueType fonts to
+ Type 1.
+
+ The fix allows the new invalid behaviour, the old invalid behaviour
+ and real proper usage of the operator to work the same way as Adobe
+ interpreters apparently do.
+
+ (t1_decoder_parse_charstrings): Make `setcurrentpoint' use the top
+ two elements of the stack to establish unconditionally the current x
+ and y coordinates.
+
+ Make the `flex' subroutine handling (OtherSubr 0) put the current
+ x,y coordinates onto the stack, instead of two dummy uninitialised
+ values.
+
+2010-04-14 Ken Sharp <ken.sharp@artifex.com>
+
+ Fix Savannah bug #29444.
+
+ * src/psaux/psobjs.c (t1_builder_start_point): Accept (invalid)
+ `lineto' immediately after `hsbw', in accordance with Acrobat, GS,
+ and others.
+
+2010-04-14 Michał Cichoń <thedmd@artifexmundi.com>
+
+ Fix Savannah bug #27999.
+
+ * src/cache/ftcmanag.c (FTC_Manager_RemoveFaceID): Only remove
+ selected entry, not all.
+
+2010-04-06 Jonathan Kew <jfkthame@gmail.com>
+
+ Add overflow check to `fvar' table.
+
+ * src/truetype/ttgxvar.c (TT_Get_MM_Var): Check axis and instance
+ count.
+
+2010-04-05 Ken Sharp <ken.sharp@artifex.com>
+
+ Fix Savannah bug #29335.
+
+ * src/raster/ftraster.c (Line_Up): Use slow multiplication to
+ prevent overflow. This shouldn't have any serious impact on speed,
+ however.
+
+2010-04-05 Werner Lemberg <wl@gnu.org>
+
+ Add new function `FT_Library_SetLcdFilterWeights'.
+
+ This is based on code written by Lifter
+ <http://unixforum.org/index.php?showuser=11691>. It fixes
+ FreeDesktop bug #27386.
+
+ * src/base/ftlcdfil.c (FT_Library_SetLcdFilterWeights): New
+ function.
+
+ * include/freetype/ftlcdfil.h: Updated.
+
+ * docs/CHANGES: Updated.
+
+2010-04-01 John Tytgat <John.Tytgat@esko.com>
+
+ Fix Savannah bug #29404.
+
+ * src/truetype/ttgload.c: Revert change 2752bd1a (check on bit 1
+ of `head' table of TrueType fonts).
+
+2010-03-14 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Fix `multi build' for Tytgat's CFF driver improvement.
+
+ * src/base/cffload.h (cff_index_get_name): Added.
+
+2010-03-12 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Remove duplicated inclusion of `FT_OUTLINE_H' in ftobjs.c.
+
+ * src/base/ftobjs.c: Remove 2nd inclusion of `FT_OUTLINE_H'.
+
+2010-03-11 Chris Liddell <chris.liddell@artifex.com>
+
+ Fix Savannah bug #27442.
+
+ * src/raster/ftraster.c (ft_black_reset): Fix `buffer_size'.
+
+2010-03-09 Werner Lemberg <wl@gnu.org>
+
+ Remove unused variable.
+ Reported by Graham.
+
+ * src/cff/cffparse.c (cff_parse_real): Remove `rest'.
+
+2010-03-02 John Tytgat <John.Tytgat@esko.com>
+
+ Improve CFF string (especially glyphname) lookup performance.
+
+ We do this by avoiding memory allocation and file I/O. This is
+ Savannah patch #7104.
+
+ * src/cff/cfftypes.h: Include PS cmaps service and
+ FT_INTERNAL_POSTSCRIPT_HINTS_H.
+ (CFF_SubFontRec): Remove `num_local_subrs'.
+ (CFF_FontRec): Add `num_strings', `strings', and `string_pool'
+ fields.
+ Remove `string_index' and `num_global_subrs' fields.
+ Use real types instead of `void' for `pshinter' and `psnames' fields.
+
+ * src/cff/cffload.c: Don't include PS cmaps service.
+ (cff_index_get_pointers): Add `pool' parameter which allows to
+ insert an extra NUL character for each String INDEX entry.
+ (cff_index_get_name): Make it a local function.
+ (cff_index_get_string): New function.
+ (cff_subfont_load): Updated.
+ (cff_font_load): Initialize `num_strings', `strings', and
+ `string_pool' fields in the `CFF_FontRec' structure.
+ (cff_index_get_sid_string): Use `cff_index_get_string' instead of
+ `cff_index_get_name'.
+ (cff_font_done): Updated.
+
+ * src/cff/cffload.h: Don't include PS cmaps service.
+ (cff_index_get_string): Added.
+ (cff_index_get_sid_string): Updated.
+
+ * src/cff/cffobjs.c: Don't include PS cmaps service and
+ FT_INTERNAL_POSTSCRIPT_HINTS_H.
+ (cff_size_get_globals_funcs, cff_slot_init): Updated.
+ (cff_face_init): Follow `cff_index_get_name',
+ `cff_index_get_string', and `cff_index_get_sid_string' changes.
+
+ * src/cff/cffcmap.c (cff_sid_free_glyph_name): Removed.
+ (cff_sid_to_glyph_name): Use `cff_index_get_cid_string'.
+ (cff_cmap_unicode_init): Updated.
+
+ * src/cff/cffdrivr.c: Don't include PS cmap service.
+ (cff_get_glyph_name): Avoid unnecessary lookup for POSTSCRIPT_CMAPS
+ service.
+ (cff_get_glyph_name, cff_ps_get_font_info, cff_get_ros): Follow API
+ `cff_index_get_sid_string' change.
+ (cff_get_name_index): Use `cff_index_get_string' instead of
+ `cff_index_get_name'.
+
+ * src/cff/cffgload.c: Don't include FT_INTERNAL_POSTSCRIPT_HINTS_H.
+ (cff_decoder_init, cff_decoder_prepare): Updated.
+
+2010-02-27 Werner Lemberg <wl@gnu.org>
+
+ Simplify code.
+ Suggested by Behdad.
+
+ * src/base/ftobjs.c (FT_Get_First_Char): Don't use a loop since we
+ call FT_Get_Next_Char anyway if necessary.
+
+2010-02-26 Behdad Esfahbod <behdad@behdad.org>
+
+ Improve handling of invalid glyph indices in char->index functions.
+
+ * src/base/ftobjs.c (FT_Get_First_Char, FT_Get_Next_Char): Use a
+ loop.
+
+2010-02-18 Chris Liddell <chris.liddell@artifex.com>
+
+ Fix Savannah bug #28905.
+
+ Initialize phantom points before calling the incremental interface
+ to update glyph metrics.
+
+ * src/truetype/ttgload.c (tt_get_metrics_incr_overrides)
+ [FT_CONFIG_OPTION_INCREMENTAL]: New function, split off from...
+ (tt_get_metrics): This.
+ Updated.
+ (load_truetype_glyph): Use tt_get_metrics_incr_overrides.
+
+----------------------------------------------------------------------------
+
+Copyright 2010-2012 by
+David Turner, Robert Wilhelm, and Werner Lemberg.
+
+This file is part of the FreeType project, and may only be used, modified,
+and distributed under the terms of the FreeType project license,
+LICENSE.TXT. By continuing to use, modify, or distribute this file you
+indicate that you have read the license and understand and accept it
+fully.
+
+
+Local Variables:
+version-control: never
+coding: utf-8
+End:
--- /dev/null
+2002-02-09 Werner Lemberg <wl@gnu.org>
+
+ * README: Fix typo.
+ * docs/CHANGES: Minor fixes.
+
+
+ * Version 2.0.8 released.
+ =========================
+
+
+2002-02-08 David Turner <david@freetype.org>
+
+ * docs/CHANGES: Updating for 2.0.8.
+
+ * include/freetype/freetype.h: Setting `PATCH_LEVEL' to 8 and
+ removing `FT_Get_Next_Char' from the API (temporarily).
+
+ * include/freetype/freetype.h: Adding comments to FT_Get_Next_Char;
+ note that this function might temporarily be removed for the 2.0.8
+ release.
+
+2002-02-07 David Turner <david@freetype.org>
+
+ * src/pcf/pcfread.c (pcf_load_font): Removed immature support of
+ the AVERAGE_WIDTH property.
+
+2002-02-06 David Turner <david@freetype.org>
+
+ * src/sfnt/sfobjs.c (SFNT_Load_Face): Since many fonts embedded in
+ PDF documents do not include 'cmap', 'post' and 'name' tables, the
+ SFNT face loader has been changed to not immediately report an
+ error if these are not present.
+
+ Note that the specification _requires_ these tables, but Adobe
+ seems to ignore it completely.
+
+ * src/sfnt/ttcmap.c: Removing compiler warnings.
+
+ * src/pcf/pcfread.c (pcf_read_TOC): Use FT_UInt.
+ (pcf_parse_metric, pcf_parse_compressed_metric): Removed. Code
+ is now in ...
+ (pcf_get_metric): Here.
+ (pcfSeekToType): Renamed to ...
+ (pcf_seek_to_table_type): This.
+ Use FT_Int.
+ (pcfHasType): Renamed to ...
+ (pcf_has_table_type): This.
+ Use FT_Int.
+ (find_property): Renamed to ...
+ (pcf_find_property): This.
+ Use FT_Int.
+ (pcf_get_bitmaps, pcf_get_encodings): Handle invalid PCF fonts
+ better (delaying format checks out of FT_Access_Frame ..
+ FT_Forget_Frame blocks to avoid leaving the stream in an incorrect
+ state when encountering an invalid PCF font).
+
+ * src/pcf/pcfdriver.c (PCF_Done_Face): Renamed to ...
+ (PCF_Face_Done): This.
+ (PCF_Init_Face): Renamed to ...
+ (PCF_Face_Init): This.
+ (PCF_Get_Char_Index): Renamed to ...
+ (PCF_Char_Get_Index): This.
+ (PCF_Get_Next_Char): Renamed to ...
+ (PCF_Char_Get_Next): This.
+ (pcf_driver_class): Updated.
+
+ * src/pcf/pcf.h (PCF_Done_Face): Removed.
+
+2002-02-06 Detlef Würkner <TetiSoft@apg.lahn.de>
+
+ * src/pcf/pcfdriver.c (FT_Done_Face): Fixed small memory leak.
+
+ * src/pcf/pcfread.c (pcf_load_font): Now handles the `AVERAGE_WIDTH'
+ property to return correct character pixel (width/height) pairs for
+ embedded bitmaps.
+
+2002-02-04 Keith Packard <keithp@keithp.com>
+
+ Adding the function `FT_Get_Next_Char', doing the obvious thing
+ w.r.t. the selected charmap.
+
+ * include/freetype/freetype.h: Add prototype.
+ * include/freetype/internal/ftdriver.h: Add `FTDriver_getNextChar'
+ typedef.
+ (FT_Driver_Class): Use it.
+ * include/freetype/internal/psnames.h: Add `PS_Next_Unicode_Func'
+ typedef.
+ (PSNames_Interface): Use it.
+ * include/freetype/internal/tttypes.h: Add `TT_CharNext_Func'
+ typedef.
+ (TT_CMapTable): Use it.
+
+ * src/base/ftobjs.c (FT_Get_Next_Char): New function, implementing
+ high-level API.
+ * src/cff/cffdrivr.c (cff_get_next_char): New function.
+ (cff_driver_class): Add it.
+ * src/cid/cidriver.c (Cid_Get_Next_Char): New function.
+ (t1cid_driver_class): Add it.
+ * src/pcf/pcfdriver.c (PCF_Get_Next_Char): New function.
+ (pcf_driver_class): Add it.
+ * src/psnames/psmodule.c (PS_Next_Unicode): New function.
+ (psnames_interface): Add it.
+ * src/sfnt/ttcmap.c (code_to_next0, code_to_next2, code_to_next4,
+ code_to_next6, code_to_next_8_12, code_to_next_10): New auxiliary
+ functions.
+ (TT_CharMap_Load): Use them.
+ * src/truetype/ttdriver.c (Get_Next_Char): New function.
+ (tt_driver_class): Add it.
+ * src/type1/t1driver.c (Get_Next_Char): New function.
+ (t1_driver_class): Add it.
+ * src/winfonts/winfnt.c (FNT_Get_Next_Char): New function.
+ (winfnt_driver_class): Add it.
+
+ * src/pcf/pcfread.c (pcf_load_font): For now, report Unicode for
+ Unicode and Latin 1 encodings.
+
+2002-02-02 Keith Packard <keithp@keithp.com>
+
+ * builds/unix/freetype-config.in: Add missing `fi'.
+
+
+ * Version 2.0.7 released.
+ =========================
+
+
+2002-02-01 David Turner <david@freetype.org>
+
+ * include/freetype/freetype.h: Increasing FREETYPE_PATCH to 7
+ for the new release.
+
+2002-01-31 David Turner <david@freetype.org>
+
+ * README, README.UNX, docs/CHANGES: Updating documentation for the
+ 2.0.7 release.
+
+2002-01-30 David Turner <david@freetype.org>
+
+ * INSTALL: Moved to ...
+ * docs/INSTALL: Here to avoid conflicts with the `install' script on
+ Windows, where the filesystem doesn't preserve case.
+
+2002-01-29 David Turner <david@freetype.org>
+
+ * configure: Fixed the script. It previously didn't accept more
+ than one argument correctly. For example, when typing:
+
+ ./configure --disable-shared --disable-nls
+
+ the `--disable-nls' was incorrectly sent to the `make' program.
+
+2002-01-29 Werner Lemberg <wl@gnu.org>
+
+ * README.UNX: Fix typo.
+ * builds/unix/install.mk (uninstall): Fix library name for libtool.
+
+2002-01-28 Francesco Zappa Nardelli <Francesco.Zappa.Nardelli@ens.fr>
+
+ * src/pcf/pcfdriver.c (PCF_Done_Face): Fix incorrect destruction of
+ the face object (face->toc.tables, face->root.family_name,
+ face->root.available_size, face->charset_encoding,
+ face->charset_registry are now freed). Thanks to Niels Moseley.
+
+2002-01-28 Roberto Alameda <ojancano@geekmail.de>
+
+ * src/type1/t1load.c (parse_encoding): Set `loader->num_chars'.
+
+2002-01-28 Werner Lemberg <wl@gnu.org>
+
+ * src/type1/t1load.c (parse_subrs, parse_charstrings): Use copy
+ of `base' string for decrypting to not modify the original data.
+ Based on a patch by Jakub Bogusz <qboosh@pld.org.pl>.
+
+2002-01-27 Giuliano Pochini <pochini@shiny.it>
+
+ * src/smooth/ftgrays.c (gray_render_scanline): Fix bug which caused
+ bad rendering of thin lines (less than one pixel thick).
+
+2002-01-25 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cffdrivr.c (cff_get_name_index): Make last patch work
+ actually.
+
+2002-01-25 Martin Zinser <zinser@decus.de>
+
+ * src/cache/ftccache.c (ftc_node_done, ftc_node_destroy): Fix
+ compilation warnings.
+ * src/base/descrip.mms (OBJS): Add `ftmm.obj'.
+ * src/cache/descrip.mms (ftcache.obj): Dependencies added.
+
+2002-01-25 WANG Yi <wangyi@founder.com.cn>
+
+ * src/cff/cffdrivr.c (cff_get_name_index): Fix deallocation bug.
+
+2002-01-21 Antoine Leca <Antoine-Freetype@Leca-Marti.org>
+
+ * docs/PATENTS: Typo fixed (thanks to Detlef `Hawkeye' Würkner) in
+ the URL for the online resource.
+
+2002-01-18 Ian Brown <ian.brown@printsoft.de>
+
+ * builds/win32/ftdebug.c: New file.
+ * builds/win32/visualc/freetype.dsp: Updated.
+
+2002-01-18 Detlef Würkner <TetiSoft@apg.lahn.de>
+
+ * builds/amiga/src/base/ftsystem.c: Updated for AmigaOS 3.9.
+ * builds/amiga/README: Updated.
+
+2002-01-18 Ian Brown <ian.brown@printsoft.de>
+
+ * builds/win32/visualc/freetype.dsp: Updated.
+
+2002-01-13 Werner Lemberg <wl@gnu.org>
+
+ * builds/unix/freetype2.a4: The script was still buggy.
+ * builds/unix/freetype-config.in: Make it really work for any install
+ prefix.
+
+2002-01-10 Werner Lemberg <wl@gnu.org>
+
+ * builds/unix/freetype2.a4: Fix some serious bugs.
+
+2002-01-09 David Turner <david@freetype.org>
+
+ * builds/unix/configure.ac: Build top-level Jamfile.
+
+2002-01-09 Maxim Shemanarev <mcseemagg@yahoo.com>
+
+ * src/smooth/ftgrays.c (gray_render_line): Small optimization to
+ the smooth anti-aliased renderer that deals with vertical segments.
+ This results in a 5-7% speedup in rendering speed.
+
+2002-01-08 David Turner <david@freetype.org>
+
+ Added some wrapper scripts to make the installation more
+ Unix-friendly.
+
+ * configure, install: New files.
+
+ * INSTALL, README.UNX: Updated installation documentation to use the
+ new 'configure' and 'install' scripts.
+
+2002-01-07 David Turner <david@freetype.org>
+
+
+ * Version 2.0.6 released.
+ =========================
+
+
+ * docs/BUGS, docs/CHANGES: Updating documentation for 2.0.6 release.
+
+ * src/tools/docmaker.py: Fixed HTML quoting in sources.
+ (html_format): Replaced with ...
+ (html_quote): New function.
+ (html_quote0): New function.
+ (DocCode::dump_html): Small improvement.
+ (DocParagraph::dump, DocBlock::html): Use html_quote0 and html_quote.
+
+ * include/freetype/config/ftoption.h: Setting default options for
+ a release build (debugging off, bytecode interpreter off).
+
+ * src/base/ftobjs.c, src/base/ftoutln.c, src/cache/ftccmap.c,
+ src/cff/cffload.c, src/cff/cffobjs.c, src/pshinter/pshalgo2.c,
+ src/sfnt/ttload.c, src/sfnt/ttsbit.c: Removing small compiler
+ warnings (in pedantic compilation modes).
+
+2002-01-05 David Turner <david@freetype.org>
+
+ * src/autohint/ahhint.c (ah_align_linked_edge): Modified computation
+ of auto-hinted stem widths; this avoids color fringes in
+ `ClearType-like' rendering.
+
+ * src/truetype/ttgload.c (TT_Load_Glyph_Header,
+ TT_Load_Simple_Glyph, TT_Load_Composite_Glyph, load_truetype_glyph):
+ Modified the TrueType loader to make it more paranoid; this avoids
+ nasty buffer overflows in the case of invalid glyph data (as
+ encountered in the output of some buggy font converters).
+
+2002-01-04 David Turner <david@freetype.org>
+
+ * README.UNX: Added special README file for Unix users.
+
+ * builds/unix/ftsystem.c (FT_New_Stream): Fixed typo.
+
+ * src/base/ftobjs.c: Added #include FT_OUTLINE_H to get rid
+ of compiler warnings.
+
+ * src/base/ftoutln.c (FT_Outline_Check): Remove compiler warning.
+
+2002-01-03 Werner Lemberg <wl@gnu.org>
+
+ * src/type1/t1objs.c (T1_Face_Init): Add cast to avoid compiler
+ warning.
+
+2002-01-03 Keith Packard <keithp@keithp.com>
+
+ * builds/unix/ftsystem.c (FT_New_Stream): Added a fix to ensure that
+ all FreeType input streams are closed in child processes of a `fork'
+ on Unix systems. This is important to avoid (potential) access
+ control issues.
+
+2002-01-03 David Turner <david@freetype.org>
+
+ * src/type1/t1objs.c (T1_Face_Init): Fixed a bug that crashed the
+ library when dealing with certain weird fonts like `Stalingrad', in
+ `sadn.pfb' (this font has no full font name entry).
+
+ * src/base/ftoutln.c, include/freetype/ftoutln.h (FT_Outline_Check):
+ New function to check the consistency of outline data.
+
+ * src/base/ftobjs.c (FT_Load_Glyph): Use `FT_Outline_Check' to
+ ensure that loaded glyphs are valid. This allows certain fonts like
+ `tt1095m_.ttf' to be loaded even though it appears they contain
+ really funky glyphs.
+
+ There still is a bug there, though.
+
+ * src/truetype/ttgload.c (load_truetype_glyph): Fix error condition.
+
+2001-12-30 David Turner <david@freetype.org>
+
+ * src/autohint/ahhint.c (ah_hinter_load): Fix advance width
+ computation of auto-hinted glyphs. This noticeably improves the
+ spacing of letters in KDE and Gnome.
+
+2001-12-25 Antoine Leca <Antoine-Freetype@Leca-Marti.org>
+
+ * builds/dos/detect.mk: Correcting the order for Borland compilers:
+ 16-bit bcc was never selected, always overridden by 32-bit bcc32.
+
+2001-12-22 Francesco Zappa Nardelli <Francesco.Zappa.Nardelli@ens.fr>
+
+ * src/pfc/pcfread.c (pcf_load_font): Handle property `POINT_SIZE'
+ and fix incorrect computation of `available_sizes'.
+
+2001-12-22 David Turner <david@freetype.org>
+
+ * src/autohint/ahhint.c (ah_hinter_load): Auto-hinted glyphs had an
+ incorrect glyph advance in the case of mono-width fonts (like
+ Courier, Andale Mono, and others).
+
+2001-12-22 Detlef Würkner <TetiSoft@apg.lahn.de>
+
+ * builds/amiga/*: Adaptations to latest changes.
+ Support added for MorphOS.
+
+2001-12-22 Werner Lemberg <wl@gnu.org>
+
+ * src/pshinter/pshrec.c (FT_COMPONENT): Redefine to `trace_pshrec'.
+ (ps_mask_table_merge, ps_hints_open, ps_hints_stem,
+ ps_hints_t1stem3, ps_hints_t2mask, ps_hints_t2counter): Fix
+ FT_ERROR messages.
+ * src/pshinter/pshalgo1.c (FT_COMPONENT): Define as
+ `trace_pshalgo1'.
+ * src/pshinter/pshalgo2.c (FT_COMPONENT): Define as
+ `trace_pshalgo2'.
+ * include/freetype/internal/ftdebug.h (FT_Trace): Updated.
+
+ * docs/modules.txt: New file.
+
+2001-12-21 David Turner <david@freetype.org>
+
+ * src/pshinter/pshrec.c (ps_hints_t2mask, ps_hints_t2counter):
+ Ignore invalid `hintmask' and `cntrmask' operators (instead of
+ returning an error). Glyph 2028 of the CFF font `MSung-Light-Acro'
+ couldn't be rendered otherwise (it seems its charstring is buggy,
+ though this requires more analysis).
+ (FT_COMPONENT): Define.
+
+ * src/cff/cffgload.c (CFF_Parse_CharStrings), src/psaux/t1decode.c
+ (T1_Decoder_Parse_Charstrings), src/pshinter/pshalgo2.c (*), Fixed a
+ bug where the X and Y axis where inverted in the postscript hinter.
+ This caused problem when displaying on non-square surfaces.
+
+ * src/pshinter/pshalgo2.c: s/vertical/dimension/.
+
+ * src/pshinter/pshglob.c (psh_globals_new): Replaced a floating
+ point constant with a fixed-float equivalent. For some reasons not
+ all compilers are capable of directly computing a floating pointer
+ constant casted to FT_Fixed, and will link a math library instead.
+
+2001-12-20 Werner Lemberg <wl@gnu.org>
+
+ * src/cache/ftccache.c (ftc_node_destroy, ftc_cache_lookup): Fix
+ tracing strings.
+ * src/cache/ftccmap.c (ftc_cmap_family_init): Ditto.
+ * src/cache/ftcmanag.c (ftc_family_table_alloc,
+ ftc_family_table_free, FTC_Manager_Check): Ditto.
+ * src/cache/ftcsbits.c (ftc_sbit_node_load): Ditto.
+
+ * src/base/ftobjs.c (FT_Done_Library): Remove compiler warning.
+
+2001-12-20 David Turner <david@freetype.org>
+
+ Added PostScript hinter support to the CFF and CID drivers.
+
+ * include/freetype/internal/cfftypes.h (CFF_Font): New member
+ `pshinter'.
+ * src/cff/cffload.c (CFF_Get_Standard_Encoding): New function.
+ * src/cff/cffload.h: Updated.
+ * src/cff/cffgload.c (CFF_Init_Builder): Renamed to ...
+ (CFF_Builder_Init): This.
+ Added new argument `hinting'.
+ (CFF_Done_Builder): Renamed to ...
+ (CFF_Builder_Done): This.
+ (CFF_Init_Decoder): Added new argument `hinting'.
+ (CFF_Parse_CharStrings): Implement vstem support.
+ (CFF_Load_Glyph): Updated.
+ Add hinting support.
+ (cff_lookup_glyph_by_stdcharcode): Use CFF_Get_Standard_Encoding().
+ (cff_argument_counts): Updated.
+ * src/cff/cffgload.h: Updated.
+ * src/cff/cffobjs.c: Include FT_INTERNAL_POSTSCRIPT_HINTS_H.
+ (CFF_Size_Get_Globals_Funcs, CFF_Size_Done, CFF_Size_Init,
+ CFF_Size_Reset, CFF_GlyphSlot_Done, CFF_GLyphSlot_Init): New
+ functions.
+ (CFF_Init_Face): Renamed to ...
+ (CFF_Face_Init): This.
+ Add hinter support.
+ (CFF_Done_Face): Renamed to ...
+ (CFF_Face_Done): This.
+ (CFF_Init_Driver): Renamed to ...
+ (CFF_Driver_Init): This.
+ (CFF_Done_Driver): Renamed to ...
+ (CFF_Driver_Done): This.
+ * src/cff/cffobjs.h: Updated.
+ * src/cff/cffdrivr.c (cff_driver_class): Updated.
+
+ * include/freetype/internal/t1types.h (CID_FaceRec): New member
+ `pshinter'.
+ * src/cid/cidgload.c (CID_Load_Glyph): Add hinter support.
+ * src/cid/cidobjs.c: Include FT_INTERNAL_POSTSCRIPT_HINTS_H.
+ (CID_GlyphSlot_Done, CID_GlyphSlot_Init, CID_Size_Get_Globals_Funcs,
+ CID_Size_Done, CID_Size_Init, CID_Size_Reset): New functions.
+ (CID_Done_Face): Renamed to ...
+ (CID_Face_Done): This.
+ (CID_Init_Face): Renamed to ...
+ (CID_Face_Init): This.
+ Add hinting support.
+ (CID_Init_Driver): Renamed to ...
+ (CID_Driver_Init): This.
+ (CID_Done_Driver): Renamed to ...
+ (CID_Driver_Done): This.
+ * src/cid/cidobjs.h: Updated.
+ * src/cidriver.c: Updated.
+
+ * src/pshinter/pshrec.c (t2_hint_stems): Fixed.
+
+ * src/base/ftobjs.c (FT_Done_Library): Fixed a stupid bug that
+ crashed the library on exit.
+
+ * src/type1/t1gload.c (T1_Load_Glyph): Enable font matrix
+ transformation of hinted glyphs.
+
+ * src/cid/cidload.c (cid_read_subrs): Fix error condition.
+
+ * src/cid/cidobjs.c (CID_Face_Done): Fixed a memory leak; the subrs
+ routines were never released when CID faces were destroyed.
+
+ * src/cff/cffload.h, src/cff/cffload.c, src/cff/cffgload.c: Updated
+ to move the definition of encoding tables back within `cffload.c'
+ instead of making them part of a shared header (causing problems in
+ `multi' builds). This reverts change 2001-08-08.
+
+ * docs/CHANGES: Updated for 2.0.6 release.
+ * docs/TODO: Added `stem3 and counter hints support' to the TODO
+ list for the Postscript hinter.
+ * docs/BUGS: Closed the AUTOHINT-NO-SBITS bug.
+
+2001-12-19 David Turner <david@freetype.org>
+
+ * include/freetype/cache/ftcache.h: Added comments to indicate that
+ some of the exported functions should only be used by applications
+ that need to implement custom cache types.
+
+ * src/truetype/ttgload.c (cur_to_org, org_to_cur): Fixed a nasty bug
+ that prevented composites from loading correctly, due to missing
+ parentheses around macro parameters.
+
+ * src/sfnt/sfobjs.c (SFNT_Load_Face): Make the `post' and `name'
+ tables optional to load PCL fonts properly.
+
+ * src/truetype/ttgload.c (TT_Load_Glyph), src/base/ftobjs.c
+ (FT_Load_Glyph), include/freetype/freetype.h (FT_LOAD_SBITS_ONLY):
+ `Fixed' the bug that prevented embedded bitmaps to be loaded when
+ the auto-hinter is used. This actually is a hack but will be enough
+ until the internal re-design scheduled for FreeType 2.1.
+
+ * src/raster/ftrend1.c (ft_raster1_render): Fixed a nasty outline
+ shifting bug in the monochrome renderer.
+
+ * README: Updated version numbers to 2.0.6.
+
+2001-12-17 Werner Lemberg <wl@gnu.org>
+
+ * src/truetype/ttgload.c (load_truetype_glyph): Fix test for invalid
+ glyph header.
+
+2001-12-15 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftglyph.c (FT_Glyph_To_Bitmap): Remove compiler warning.
+ * include/freetype/ftcache.h (FTC_Node_Unref): Removed. It is
+ already in ftcmanag.h.
+ * src/cache/ftcsbits.c (ftc_sbit_node_load): Remove unused variable
+ `gfam'.
+ * src/cache/ftcmanag.c (ftc_family_table_alloc,
+ * ftc_family_table_free): Use FT_EXPORT_DEF.
+ * include/freetype/cache/ftcmanag.h: Updated.
+ * src/cache/ftccache.c (ftc_node_destroy): Use FT_EXPORT_DEF.
+ * src/cache/ftccmap.c (ftc_cmap_node_init): Remove unused variable
+ `cfam'.
+ Remove compiler warning.
+ (FTC_CMapCache_Lookup): Remove compiler warnings.
+ (ftc_cmap_family_init): Ditto.
+ (FTC_CMapCache_Lookup): Ditto.
+
+ * builds/unix/configure.ac: Increase `version_info' to 8:0:2.
+ * builds/unix/configure: Regenerated.
+
+2001-12-14 Werner Lemberg <wl@gnu.org>
+
+ * builds/mac/README: Updated.
+
+2001-12-14 Scott Long <scott@swiftview.com>
+
+ * src/truetype/ttgload.c (load_truetype_glyph): Fixing crash when
+ dealing with invalid fonts (i.e. glyph size < 10 bytes).
+
+2001-12-14 Sam Latinga <slouken@devolution.com>
+
+ * builds/mac/freetype.make: A new Makefile to build with MPW on
+ MacOS classic.
+
+2001-12-14 David Turner <david@freetype.org>
+
+ * src/truetype/ttgload.c (TT_Load_Glyph), src/type1/t1gload.c
+ (T1_Load_Glyph), src/cid/cidgload.c (CID_Load_Glyph),
+ src/cff/cffgload.c (CFF_Load_Glyph): Fixed a serious bug common to
+ all font drivers (the advance width was never hinted when it
+ should).
+
+ * include/freetype/freetype.h (FREETYPE_PATCH): New macro.
+ * src/base/ftdbgmem.c (debug_mem_dummy) [!FT_DEBUG_MEMORY]: Don't
+ use `extern' keyword.
+
+2001-12-12 David Turner <david@freetype.org>
+
+ * src/pshinter/pshglob.c (psh_blues_scale_zones, psh_blues_snap_stem
+ psh_globals_new): Adding correct BlueScale/BlueShift support, plus
+ family blues processing.
+ * src/pshinter/pshglob.h (PSH_BluesRec): Updated.
+
+ Started adding support for the Postscript hinter in the CFF module.
+
+ * src/cff/cffgload.c: Include FT_INTERNAL_POSTSCRIPT_HINTS_H.
+ (CFF_Parse_CharStrings): Implement it.
+ * src/cff/cffgload.h: Updated.
+
+2001-12-12 Werner Lemberg <wl@gnu.org>
+
+ * builds/unix/freetype2.m4: Some portability fixes.
+
+2001-12-11 Jouk Jansen <joukj@hrem.stm.tudelft.nl>
+
+ * src/base/descrip.mms (OBJS): Add ftdebug.obj.
+
+2001-12-11 Werner Lemberg <wl@gnu.org>
+
+ * src/sfnt/ttload.c (TT_Load_Generic_Header): Typos.
+
+2001-12-11 David Turner <david@freetype.org>
+
+ * builds/unix/freetype-config.in: Modified the script to prevent
+ passing `-L/usr/lib' to gcc.
+
+ * docs/FTL.TXT: Simple fix (change `LICENSE.TXT' to `FTL.TXT').
+
+ * builds/unix/freetype2.m4: New file for checking configure paths.
+ We need to install it in $(prefix)/share/aclocal/freetype2.m4 but I
+ didn't modify builds/unix/install.mk yet.
+
+ * INSTALL: Updated the instructions to build shared libraries with
+ Jam. They were simply wrong.
+
+ * src/base/fttrigon.c (FT_Cos): Fixed a small bug that caused
+ slightly improper results for `FT_Cos' and `FT_Sin' (example:
+ FT_Sin(0) == -1!).
+
+2001-12-11 Detlef Würkner <TetiSoft@apg.lahn.de>
+
+ * include/freetype/internal/ftstream.h (GET_LongLE, GET_ULongLE):
+ Fixed incorrect argument types.
+
+2001-12-10 Francesco Zappa Nardelli <Francesco.Zappa.Nardelli@ens.fr>
+
+ * src/pcf/pcfdriver.c (PCF_Init_Face): Allow Xft to use PCF fonts
+ by setting the `face->metrics.max_advance' correctly.
+
+2001-12-07 David Turner <david@freetype.org>
+
+ * include/freetype/cache/ftccmap.h, src/cache/ftccmap.c: Added new
+ charmap cache.
+ * src/cache/ftcache.c: Updated.
+
+ * src/autohint/ahhint.c (ah_hinter_hint_edges): s/UNUSED/FT_UNUSED/.
+
+2001-12-06 Leonard Rosenthol <leonardr@lazerware.com>
+
+ Added support for reading .dfont files on Mac OS X. Also added a
+ new routine which looks up a given font by name in the Mac OS and
+ returns the disk file where it resides.
+
+ * src/base/ftmac.c: Include <Files.h> and <TextUtils.h>.
+ (is_dfont): New auxiliary function.
+ (FT_New_Face_From_dfont): New function.
+ (FT_GetFile_From_Mac_Name): New exported function.
+ (FT_New_Face): Updated.
+ * include/freetype/ftmac.h: Updated.
+
+2001-12-06 David Turner <david@freetype.org>
+
+ * src/cache/Jamfile, src/cache/rules.mk: Updated.
+
+2001-12-06 Werner Lemberg <wl@gnu.org>
+
+ * INSTALL: Small update.
+
+2001-12-05 David Turner <david@freetype.org>
+
+ * src/base/ftglyph.c (FT_Glyph_To_Bitmap): Re-ordered code for
+ debugging purposes.
+ Comment out use of `origin'.
+
+ * src/smooth/ftsmooth.c (ft_smooth_render): Fixed a nasty hidden bug
+ where outline shifting wasn't correctly undone after bitmap
+ rasterization. This created problems with certain glyphs (like '"'
+ of certain fonts) and the cache system.
+
+ * src/pshinter/pshalgo1.c (psh1_hint_table_init): Fix typo.
+ * src/pshinter/pshalgo2.c (psh2_hint_table_init): Fix typo.
+ (ps2_hints_apply): Small fix.
+
+2001-12-05 David Turner <david@freetype.org>
+
+ * src/pshinter/pshalgo2.c (psh2_hint_table_init),
+ src/pshinter/pshalgo1.c (psh1_hint_table_init): Removed compiler
+ warnings.
+
+ * include/freetype/ftcache.h, include/freetype/cache/*, src/cache/*:
+ Yet another massive rewrite of the caching sub-system in order to
+ both increase performance and allow simpler cache sub-classing. As
+ an example, the code for the image and sbit caches is now much
+ simpler.
+
+ I still need to update the documentation in
+ www/freetype2/docs/cache.html to reflect the new design though.
+
+ * include/freetype/config/ftheader.h (FT_CACHE_CHARMAP_H): New
+ macro.
+ (FT_CACHE_INTERNAL_CACHE_H): Updated.
+
+2001-12-05 David Krause <freetype@davidkrause.com>
+
+ * docs/license.txt: s/X Windows/X Window System/.
+
+2001-12-04 Werner Lemberg <wl@gnu.org>
+
+ * src/raster/ftraster.c: Fix definition condition of MEM_Set().
+ * src/smooth/ftgrays.c (M_Y): Change value to 192.
+ * src/base/ftdbgmem.c (ft_mem_table_destroy): Fix printf() parameter.
+ Remove unused variable.
+ * src/cache/ftcimage.c (ftc_image_node_init,
+ ftc_image_node_compare): Remove unused variables.
+ * src/cache/ftcsbits.c (ftc_sbit_node_weight): Remove unused
+ variable.
+ * src/raster/ftraster.c (MEM_Set): Move definition down to avoid
+ compiler warning.
+ * src/autohint/ahhint.c (ah_hinter_hint_edges): Use UNUSED() to
+ avoid compiler warnings.
+ * src/pcf/pcfread.c (tableNames): Use `const'.
+ (pcf_read_TOC): Change counter name to avoid compiler warning.
+ Use `const'.
+ * src/pshinter/pshrec.c (ps_hints_close): Remove redundant
+ declaration.
+ * src/pshinter/pshalgo1.c (psh1_hint_table_init): Rename variables
+ to avoid shadowing.
+ * src/pshinter/pshalgo2.c (psh2_hint_table_activate_mask): Ditto.
+ * src/type1/t1objs.h: Remove double declarations of `T1_Size_Init()'
+ and `T1_Size_Done()'.
+
+2001-11-20 Antoine Leca <antoineleca@multimania.com>
+
+ * include/freetype/ttnameid.h: Added some new Microsoft language
+ codes and LCIDs as found in MSDN (Passport SDK). Also added
+ comments about the meaning of bit 57 of the `OS/2' table
+ (TT_UCR_SURROGATES) which (with OpenType v.1.3) now means `there is
+ a character beyond 0xFFFF in this font'. Thanks to Detlef Würkner
+ <TetiSoft@apg.lahn.de> for noticing this.
+
+2001-11-20 David Turner <david@freetype.org>
+
+ * src/pshinter/{pshalgo2.c, pshalgo1.c}: Fixed stupid bug in sorting
+ routine that created nasty alignment artefacts.
+
+ * src/pshinter/pshrec.c, tests/gview.c: Debugging updates.
+
+ * src/smooth/ftgrays.c: De-activated experimental gamma support.
+ Apparently, `optimal' gamma tables depend on the monitor type,
+ resolution and general karma, so it's better to compute them outside
+ of the rasterizer itself.
+ (gray_convert_glyph): Use `volatile' keyword.
+
+2001-10-29 David Turner <david@freetype.org>
+
+ Adding experimental `gamma' support. This produces smoother glyphs
+ at small sizes for very little cost.
+
+ * src/smooth/ftgrays.c (grays_init_gamma): New function.
+ (gray_raster_new): Use it.
+
+ Various fixes to the auto-hinter. They merely improve the output of
+ sans-serif fonts. Note that there are still problems with serifed
+ fonts and composites (accented characters).
+
+ * src/autohint/ahglyph.c (ah_outline_load,
+ ah_outline_link_segments): Implement it.
+ Fix typos.
+ (ah_outline_save, ah_outline_compute_segments): Fix typos.
+ * src/autohint/ahhint.c (ah_align_serif_edge): New argument
+ `vertical'. Implement improvement.
+ (ah_hint_edges_3, ah_hinter_hint_edges): Implement it.
+ Fix typos.
+ (ah_hinter_align_strong_points, ah_hinter_align_weak_points): Fix
+ typos.
+ (ah_hinter_load): Set `ah_debug_hinter' if DEBUG_HINTER is defined.
+ * src/autohint/ahmodule.c: Implement support for DEBUG_HINTER macro.
+ * src/autohint/ahtypes.h: Ditto.
+ (AH_Hinter): Remove `disable_horz_edges' and `disable_vert_edges'
+ (making them global as `ah_debug_disable_horz' and
+ `ah_debug_disable_vert').
+ Fix typos.
+
+ * tests/gview.c: Updated the debugging glyph viewer to show the
+ hints generated by the `autohint' module.
+
+2001-10-27 David Turner <david@freetype.org>
+
+ * src/cache/ftcchunk.c (ftc_chunk_cache_lookup): Fixed a bug that
+ considerably lowered the performance of the abstract chunk cache.
+
+2001-10-26 David Turner <david@freetype.org>
+
+ * include/freetype/ftcache.h, include/freetype/cache/*.h,
+ src/cache/*.c: Major re-design of the cache sub-system to provide
+ better performance as well as an `Acquire'/`Release' API. Seems to
+ work well here, but probably needs a bit more testing.
+
+2001-10-26 Leonard Rosenthol <leonardr@lazerware.com>
+
+ * builds/mac/README: Updated to reflect my taking over the project
+ and that is now being actively maintained.
+
+ * src/base/ftmac.c (parse_fond): Applied patches from Paul Miller
+ <paulm@profoundeffects.com> to support loading a face other than the
+ first from a FOND resource.
+ (FT_New_Face_From_FOND): Updated.
+
+2001-10-25 Leonard Rosenthol <leonardr@lazerware.com>
+
+ * builds/mac/ftlib.prj: Update of CodeWarrior project file for Mac
+ OS for latest version (7) of CWPro and for recent changes to the FT
+ source tree.
+
+2001-10-25 David Turner <david@freetype.org>
+
+ * include/freetype/config/ftoption.h: Updated comments to explain
+ precisely how to use project-specific macro definitions without
+ modifying this file manually.
+
+ (FT_CONFIG_FORCE_INT64): Define.
+
+ (FT_DEBUG_MEMORY): New macro.
+
+2001-10-24 Tom Kacvinsky <tkacvins@freetype.org>
+
+ * builds/unix/ftsystem.c (FT_New_Memory): Added a missing `{'.
+
+2001-10-23 David Turner <david@freetype.org>
+
+ * include/freetype/internal/ftmemory.h, src/base/ftdbgmem.c:
+ Improvements to the memory debugger to report more information in
+ case of errors. Also, some allocations that occurred through REALLOC
+ couldn't be previously caught correctly.
+
+ * src/autohint/ahglyph.c (ah_outline_compute_segments,
+ ah_outline_compute_edges), src/raster/ftraster.c (ft_black_new),
+ src/smooth/ftgrays.c (gray_render_span, gray_raster_new): Replaced
+ liberal uses of memset() by the MEM_Set() macro.
+
+2001-10-23 David Turner <david@freetype.org>
+
+ * src/raster/ftraster.c (Update): Removed to be inlined in ...
+ (Sort): Updated.
+
+2001-10-22 David Turner <david@freetype.org>
+
+ * builds/unix/ftsystem.c (FT_New_Memory, FT_Done_Memory),
+ builds/vms/ftsystem.c (FT_New_Memory, FT_Done_Memory),
+ builds/amiga/ftsystem.c (FT_New_Memory, FT_Done_Memory),
+ src/base/ftdbgmem.c: Updated the memory debugger and
+ platform-specific implementations of `ftsystem' in order to be able
+ to debug memory allocations on Unix, VMS and Amiga too!
+
+ * src/pshinter/pshalgo2.c (psh2_hint_table_record_mask): Removed
+ some bogus warnings.
+
+ * include/freetype/internal/ftmemory.h, src/base/ftdbgmem.c:
+ Modified the debugging memory manager to report the location (source
+ file name + line number) where leaked memory blocks are allocated in
+ the source file.
+
+ * src/base/ftdbgmem.c: New debugging memory manager. You must
+ define the FT_DEBUG_MEMORY macro in `ftoption.h' to enable it. It
+ will record every memory block allocated and report simple errors
+ like memory leaks and double deletes.
+
+ * src/base/Jamfile: Include ftdbgmem.
+ * src/base/rules.mk: Ditto.
+ * src/base/ftbase.c: Include ftdbgmem.c.
+
+ * include/freetype/config/ftoption.h: Added the FT_DEBUG_MEMORY
+ macro definition.
+
+ * src/base/ftsystem.c (FT_New_Memory, FT_Done_Memory): Modified the
+ base component to use the debugging memory manager when the macro
+ FT_DEBUG_MEMORY is defined.
+
+2001-10-21 Tom Kacvinsky <tkacvins@freetype.org>
+
+ * src/cff/cffload.c (CFF_Done_Font): Free subfonts array only if
+ we are working with a CID keyed CFF font. Otherwise, a variable
+ that was never allocated memory might freed. This is a correction
+ to the previous patch for freeing subfonts.
+
+2001-10-21 Tom Kacvinsky <tkacvins@freetype.org>
+
+ * src/cff/cffload.c (CFF_Done_Font): Free the subfonts array to
+ avoid a memory leak.
+
+2001-10-21 David Turner <david@freetype.org>
+
+ * src/pshinter/pshalgo2.c, src/pshinter/pshalgo1.c,
+ src/pshinter/pshglob.c: Removing compiler warnings in pedantic modes
+ (in multi-object compilation mode, mainly).
+
+2001-10-20 Tom Kacvinsky <tkacvins@freetype.org>
+
+ * src/type1/t1load.c (parse_encoding): Add a test to make sure
+ that custom encodings (i.e., neither StandardEncoding nor
+ ExpertEncoding) are not loaded twice when the Type 1 font is
+ synthetic.
+
+ * src/type1/t1load.c (parse_font_name, parse_subrs): Added a test
+ for when loading synthetic fonts to make sure that the font name
+ and subroutines are not loaded twice. This is to remove a memory
+ leak that occurred because the original memory blocks for these
+ objects were not deallocated when the objects were parsed the
+ second time.
+
+2001-10-19 David Turner <david@freetype.org>
+
+ * src/smooth/ftgrays.c, src/pshinter/pshglob.h,
+ src/pshinter/pshrec.c, src/pshinter/pshalgo2.c: Getting rid of
+ compiler warnings.
+
+ * src/pshinter/module.mk, src/pshinter/rules.mk: Adding control
+ files to build the PostScript hinter with the `old' build system.
+
+2001-10-19 Jacob Jansen <joukj@hrem.stm.tudelft.nl>
+
+ * descrip.mms, src/pshinter/descrip.mms: Updates to the VMS build
+ files.
+
+2001-10-18 David Turner <david@freetype.org>
+
+ * src/psnames/pstables.h, src/tools/glnames.py: Rewrote the
+ `glnames.py' script used to generate the `pstables.h' header file.
+ The old one contained a serious bug that made FreeType return
+ incorrect glyph names for certain glyphs.
+
+ * src/truetype/ttdriver.c (Set_Char_Sizes): Changing computation of
+ pixel size from character size to use rounding. This is an
+ experiment to see whether this gives values similar to Windows for
+ scaled ascent/descent/etc.
+
+ * src/base/ftcalc.c (FT_Div64by32): Changed the implementation
+ slightly since the original code was mis-compiled on Mac machines
+ using the MPW C compiler.
+
+ * src/base/ftobjs.c (FT_Realloc): When a memory block was grown
+ through FT_Realloc(), the new bytes were not set to 0, which created
+ some strange bugs in the PostScript hinter.
+ (destroy_face): Don't deallocate unconditionally.
+
+ * src/cid/cidgload.c (CID_Compute_Max_Advance, CID_Load_Glyph):
+ Adding support to new PostScript hinter.
+
+ * include/freetype/internal/psglobal.h,
+ include/freetype/internal/pshints.h,
+ include/freetype/config/ftmodule.h, src/pshinter/Jamfile,
+ src/pshinter/pshalgo.h, src/pshinter/pshalgo1.h,
+ src/pshinter/pshalgo1.c, src/pshinter/pshalgo2.h,
+ src/pshinter/pshalgo2.c, src/pshinter/pshglob.h,
+ src/pshinter/pshglob.c, src/pshinter/pshinter.c,
+ src/pshinter/pshmod.c, src/pshinter/pshmod.h, src/pshinter/pshrec.c,
+ src/pshinter/pshrec.h: Adding new PostScript hinter module.
+
+ * include/freetype/internal/ftobjs.h,
+ include/freetype/internal/internal.h,
+ include/freetype/internal/psaux.h,
+ include/freetype/internal/t1types.h, src/psaux/psobjs.c,
+ src/psaux/psobjs.h, src/psaux/t1decode.h, src/psaux/t1decode.c,
+ src/type1/t1driver.c, src/type1/t1gload.c, src/type1/t1objs.c,
+ src/type1/t1objs.h: Updates to use the new PostScript hinter.
+
+ * tests/Jamfile, tests/gview.c: Adding a new glyph hinting
+ viewer/debugger to the source tree. Note that you will _not_ be
+ able to compile it since it depends on an unavailable graphics
+ library named `Nirvana' to render vector images.
+
+2001-10-17 David Turner <david@freetype.org>
+
+
+ * Version 2.0.5 released.
+ =========================
+
+
+ * include/freetype/freetype.h, include/internal/ftobjs.h,
+ src/base/ftobjs.c, src/type1/t1driver.c: Adding a new function named
+ 'FT_Get_Postscript_Name' to retrieve the PostScript name of a given
+ font. Should work with all formats except pure CFF/CEF fonts (this
+ will be added soon).
+
+ * src/cid/cidriver (cid_get_postscript_name): New function.
+ (CID_Get_Interface): Handle `postscript_name' interface.
+
+ * src/sfnt/sfdriver.c (get_sfnt_postscript_name): New function.
+ (SFNT_Get_Interface): Handle `postscript_name' interface.
+
+ * src/type1/t1driver.c (t1_get_ps_name): New function.
+ (Get_Interface): Handle `postscript_name' interface.
+
+ * README, docs/CHANGES: Updated for 2.0.5 release.
+
+2001-10-08 David Turner <david@freetype.org>
+
+ Fixed a bug in `glnames.py' that prevented it from generating
+ correct glyph names tables. This resulted in the unavailability of
+ certain glyphs like `Cacute', `cacute' and `lslash' in Unicode
+ charmaps, even if these were present in the font (causing problems
+ for Polish users).
+
+ * src/tools/glnames.py (mac_standard_names): Fixed.
+ (t1_standard_strings): Some fixes and renamed to ...
+ (sid_standard_names): This.
+ (t1_expert_encoding): Fixed.
+ (the_adobe_glyph_list): Renamed to ...
+ (adobe_glyph_names): This.
+ (the_adobe_glyphs): Renamed to ...
+ (adobe_glyph_values): This.
+ (dump_mac_indices, dump_glyph_list, dump_unicode_values, main):
+ Updated.
+ * src/psnames/pstables.h: Regenerated.
+ * src/psnames/psmodule.c (PS_Unicode_Value): Fix offset.
+ Fix return value.
+ Use `sid_standard_table' and `ps_names_to_unicode' instead of
+ `t1_standard_glyphs' and `names_to_unicode'.
+ (PS_Macintosh_Name): Use `ps_glyph_names' instead of
+ `standard_glyph_names'.
+ (PS_Standard_Strings): Use `sid_standard_names' instead of
+ `t1_standard_glyphs'.
+
+ * doc/BUGS, doc/TODO: New documents.
+
+2001-10-07 Richard Barber <rich@solutionuk.com>
+
+ * src/cache/ftlru.c (FT_Lru_Lookup_Node): Fixed a bug that prevented
+ correct LRU behaviour.
+
+2001-10-07 David Turner <david@freetype.org>
+
+ setjmp() and longjmp() are now used for rollback (i.e. when memory
+ pool overflow occurs).
+
+ Function names are now all uniformly prefixed with `gray_'.
+
+ * src/smooth/ftgrays.c: Include <setjmp.h>.
+ (ErrRaster_MemoryOverflow): New macro.
+ (TArea): New type to store area values in each cell (using `int' was
+ too small on 16-bit systems). <limits.h> is included to properly
+ get the needed data type.
+ (TCell, TRaster): Use it.
+ (TRaster): New element `jump_buffer'.
+ (gray_compute_cbox): Use `RAS_ARG' as the only parameter and get
+ `outline' from it.
+ (gray_record_cell): Use longjmp().
+ (gray_set_cell): Use gray_record_cell() for error handling.
+ (gray_render_line, gray_render_conic, gray_render_cubic): Simplify.
+ (gray_convert_glyph_inner): New function, using setjmp().
+ (gray_convert_glyph): Use it.
+
+2001-10-07 David Turner <david@freetype.org>
+
+ Provide a public API to manage multiple size objects for a given
+ FT_Face in the new header file `ftsizes.h'.
+
+ * include/freetype/ftsizes.h: New header file,
+ * include/freetype/internal/ftobjs.h: Use it.
+ Remove declarations of FT_New_Size and FT_Done_Size (moved to
+ ftsizes.h).
+ * include/freetype/config/ftheader.h (FT_SIZES_H): New macro.
+ * src/base/ftobjs.c (FT_Activate_Size): New function.
+ * src/cache/ftcmanag.c: Include ftsizes.h.
+ (ftc_manager_init_size, ftc_manager_flush_size): Use
+ FT_Activate_Size.
+
+2001-09-20 Detlef Würkner <TetiSoft@apg.lahn.de>
+
+ * builds/amiga/*: Added port to Amiga with the SAS/C compiler.
+
+2001-09-15 Detlef Würkner <TetiSoft@apg.lahn.de>
+
+ * src/type1/t1afm.c (T1_Done_AFM): Free `afm'.
+
+2001-09-10 Yao Zhang <yzhang@sharemedia.com>
+
+ * src/sfnt/ttcmap.c (code_to_index2): Handle code values with
+ hi-byte == 0 correctly.
+
+2001-09-10 Werner Lemberg <wl@gnu.org>
+
+ * builds/link-std.mk ($(PROJECT_LIBRARY)): Fix typo.
+
+2001-08-30 Martin Muskens <mmuskens@aurelon.com>
+
+ * src/type1/t1load.c (parse_font_matrix): A new way to compute the
+ units per EM with greater accuracy (important for embedded T1 fonts
+ in PDF documents that were automatically generated from TrueType
+ ones).
+
+ * src/type1/t1load.c (is_alpha): Now supports `+' in font names;
+ this is used in embedded fonts.
+
+ * src/psaux/psobjs.c (PS_Table_Add): Fixed a reallocation bug that
+ generated a dangling pointer reference.
+
+2001-08-30 Anthony Feik <afeick@hotmail.com>
+
+ * src/type1/t1afm.c (T1_Read_Afm): Now correctly sets the flag
+ FT_FACE_FLAG_KERNING when appropriate for Type1 + AFM files.
+
+2001-08-25 Werner Lemberg <wl@gnu.org>
+
+ * src/sfnt/ttload.c (TT_Load_CMap): Fix frame length of
+ `cmap_rec_fields'.
+
+ * include/freetype/fterrors.h [!FT_CONFIG_OPTION_USE_MODULE_ERRORS]:
+ Undefine FT_ERR_BASE before defining again.
+
+2001-08-22 Werner Lemberg <wl@gnu.org>
+
+ * src/truetype/ttinterp.h: Fix prototype of TT_Move_Func.
+
+2001-08-21 Werner Lemberg <wl@gnu.org>
+
+ * builds/dos/dos-def.mk (NO_OUTPUT): Don't use `&>' but `>'.
+
+2001-08-21 David Turner <david@freetype.org>
+
+ * include/freetype/config/ftoption.h: Changed the default setting
+ for FT_CONFIG_OPTION_USE_MODULE_ERRORS to undefined, since it breaks
+ source compatibility in a few cases. Updated the comment to explain
+ that too.
+
+2001-08-17 Martin Muskens <mmuskens@aurelon.com>
+
+ * src/base/ftcalc.c (FT_MulDiv): Fixed serious typo.
+
+2001-08-12 Werner Lemberg <wl@gnu.org>
+
+ Updating to OpenType 1.3.
+
+ * include/freetype/internal/tttypes.h (TT_CMap0, TT_CMap2, TT_CMap4,
+ TT_CMap6): Adding field `language'.
+ (TT_CMapTable): Removing field `language'.
+ Type of `length' field changed to FT_ULong.
+ Adding fields for cmaps format 8, 10, and 12.
+ (TT_CMapGroup): New auxiliary structure.
+ (TT_CMap8_12, TT_CMap10): New structures.
+ * include/freetype/tttables.h (TT_HoriHeader, TT_VertHeader):
+ Removed last element of `Reserved' array.
+ * include/freetype/ttnameid.h (TT_PLATFORM_CUSTOM, TT_MS_ID_UCS_4,
+ TT_NAME_ID_CID_FINDFONT_NAME): New macros.
+
+ * src/sfnt/ttcmap.c (TT_CharMap_Load): Updated loading of `language'
+ field to the new structures.
+ Fixed freeing of arrays in case of unsuccessful loads.
+ Added support for loading format 8, 10, and 12 cmaps.
+ (TT_CharMap_Free): Added support for freeing format 8, 10, and 12
+ cmaps.
+ (code_to_index4): Small improvement.
+ (code_to_index6): Ditto.
+ (code_to_index8_12, code_to_index10): New functions.
+ * src/sfnt/ttload.c (TT_Load_Metrics_Header): Updated to new
+ structure.
+ (TT_Load_CMap): Ditto.
+
+ * src/sfnt/sfobjs.c (tt_encodings): Add MS UCS4 table (before MS
+ Unicode).
+
+2001-08-11 Werner Lemberg <wl@gnu.org>
+
+ * src/type1/t1driver.c (t1_get_name_index): Fix compiler warning.
+
+2001-08-09 Tom Kacvinsky <tkacvins@freetype.org>
+
+ * src/cff/cffdrivr.c (get_cff_glyph_name): Renamed to
+ cff_get_glyph_name for consistency.
+
+ (cff_get_glyph_index): Minor documentation change.
+
+ * src/type1/t1driver.c (t1_get_name_index): New function used in
+ Get_Interface as the function returned when the `name_index'
+ function is requested.
+
+ (get_t1_glyph_name): Renamed to t1_get_glyph_name for consistency.
+
+2001-08-08 Tom Kacvinsky <tkacvins@freetype.org>
+
+ * src/cff/cffload.c: Removed definitions of cff_isoadobe_charset,
+ cff_expert_charset, cff_expertsubset_charset, cff_standard_encoding,
+ and cff_expert_encoding arrays to cffload.h.
+
+ * src/cff/cffload.h: Added definitions of cff_isoadobe_charset,
+ cff_expert_charset, cff_expertsubset_charset, cff_standard_encoding,
+ and cff_expert_encoding arrays.
+
+ * src/cff/cffdrivr.c (cff_get_name_index): New function, returned
+ when `cff_get_interface' is called with a request for the
+ `name_index' function.
+
+ (cff_get_interface): Modified so that it returns the function
+ `cff_get_name_index' when the `name_index' function is requested.
+
+ * src/base/ftobjs.c (FT_Get_Name_Index): New function, used to
+ return a glyph index for a given glyph name only if the driver
+ supports glyph names.
+
+ * include/freetype/internal/ftobjs.h (FT_Name_Index_Requester):
+ New function pointer type definition used in the function
+ FT_Get_Name_Index.
+
+ * include/freetype/freetype.h (FT_Get_Name_Index): Added
+ documentation and prototype.
+
+2001-07-26 Werner Lemberg <wl@gnu.org>
+
+ * builds/cygwin/*: Removed. Use the unix stuff instead.
+
+2001-07-26 Jouk Jansen <joukj@hrem.stm.tudelft.nl>
+
+ * builds/vms/ftconfig.h (FT_CALLBACK_DEF): Updated to change dated
+ 2001-06-27.
+
+2001-07-17 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/internal/psaux.h (PS_Table): Use FT_Offset for
+ `cursor' and `capacity'.
+ * src/psaux/psobjc.c (reallocate_t1_table): Use FT_Long for second
+ parameter.
+ (PS_Table_Add): Use FT_Offset for `new_size'.
+
+ Add support for version 0.5 maxp tables.
+
+ * src/sfnt/ttload.c (TT_Load_MaxProfile): Implement it.
+ (TT_Load_OS2): Initialize some values.
+
+2001-07-13 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftsynth.c: Include ftcalc.h unconditionally.
+
+2001-07-07 David Turner <david@freetype.org>
+
+ * src/truetype/ttgload.c, src/truetype/ttinterp.c, src/pcf/pcfread:
+ Removed pedantic compiler warnings when the bytecode interpreter is
+ compiled in.
+
+2001-07-03 Werner Lemberg <wl@gnu.org>
+
+ * src/autohint/ahhint.c (ah_hinter_align_weak_points): Remove
+ unused variable `edges'.
+ (ah_hinter_load): Remove unused variables `old_width' and
+ `new_width'.
+ * src/cid/cidload.c (cid_decrypt): Use `U' for constant (again).
+ * src/psaux/psobjs.c (T1_Decrypt): Ditto.
+ * src/type1/t1parse.c (T1_Get_Private_Dict): Ditto.
+
+2001-06-28 David Turner <david@freetype.org>
+
+ * include/internal/ftstream.h: Modified the definitions
+ of the FT_GET_XXXX and NEXT_XXXX macros for 16-bit correctness.
+
+2001-06-26 Werner Lemberg <wl@gnu.org>
+
+ * src/cid/cidload.c, src/cid/cidload.h (cid_decrypt): Use FT_Offset
+ instead of FT_Int as type for `length' parameter.
+ * include/freetype/internal/psaux.h (PSAux_Interface): Updated.
+
+2001-06-27 Wolfgang Domröse <porthos.domroese@harz.de>
+
+ * src/psaux/psobjs.c, src/psaux/psobjs.h (T1_Decrypt): Use FT_Offset
+ instead of FT_Int as type for `length' parameter.
+
+
+ * Version 2.0.4 released.
+ =========================
+
+
+2001-06-27 David Turner <david@freetype.org>
+
+ * builds/unix/ftconfig.in: Changed the definition of the
+ FT_CALLBACK_DEF macro.
+
+ * include/freetype/ftconfig.h, src/*/*.c: Changed the definition and
+ use of the FT_CALLBACK_DEF macro in order to support 16-bit
+ compilers.
+
+ * builds/unix/ftconfig.in: Changed the definition of the
+ FT_CALLBACK_DEF macro.
+
+ * src/sfnt/ttload.c (TT_Load_Kern): The kern table loader now ensures
+ that the kerning table is correctly sorted (some problem fonts don't
+ have a correct kern table).
+
+2001-06-26 Wolfgang Domröse <porthos.domroese@harz.de>
+
+ * include/freetype/internal/ftstream.h (FT_GET_OFF3_LE): Fix typo.
+
+2001-06-24 David Turner <david@freetype.org>
+
+ * src/base/ftcalc.c (ft_div64by32): Fixed the source to work
+ correctly on 16-bit systems.
+
+2001-06-23 Anthony Fok <fok@debian.org>
+
+ * debian/*: Added Debian package build directory for 2.0.4.
+
+2001-06-22 David Turner <david@freetype.org>
+
+ * docs/PATENTS: Added patents disclaimer. This one was missing!
+
+ * docs/CHANGES, docs/todo: Updated for the upcoming 2.0.4 release.
+
+2001-06-20 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/config/ftconfig.h: Add two more `L's to
+ constants.
+ Add missing semicolons.
+
+ * builds/toplevel.mk: Do similar change as for
+ builds/unix/detect.mk.
+
+ * include/freetype/freetype.h (FT_ENC_TAG): New version to make it
+ easier to redefine.
+ * include/freetype/ftimage.h (FT_IMAGE_TAG): Ditto.
+
+ * src/pcf/pcfread.c (pcf_get_encodings): Add cast.
+
+2001-06-19 David Turner <david@freetype.org>
+
+ * builds/win32/visualc/freetype.dsp, builds/win32/visualc/index.html:
+ Updated the Visual C++ project (for the 2.0.4 release).
+
+ * builds/unix/detect.mk: Added rule for AIX detection (which uses
+ /usr/sbin/init instead of /sbin/init).
+
+ * include/freetype/fterrors.h, src/*/*err*.h: Updated some of the
+ error macros to simplify handling of new error scheme.
+
+2001-06-19 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/fttypes.h (FT_ERROR_MODULE): New macro.
+
+2001-06-19 David Turner <david@freetype.org>
+
+ Removing _lots_ of compiler warnings when the most pedantic warning
+ levels of Visual C++ and Borland C++ are used. Too many files to be
+ listed here, but FT2 now compiles without warnings with VC++ and the
+ `/W4' warning level (lint-style).
+
+ * include/freetype/freetype.h (FT_New_Memory_Face): Updated
+ documentation.
+ * include/freetype/fttypes.h (FT_BOOL): New macro.
+ * include/freetype/internal/ftdebug.h: Add #pragma for Visual C++
+ to suppress warning.
+ * include/freetype/internal/ftstream.h (FT_GET_SHORT_{BE,LE},
+ FT_GET_OFF3_{BE,LE}, FT_GET_LONG_{BE,LE}): New macros.
+ (NEXT_*): Use them.
+ * src/autohint/ahglobal.c: Include FT_INTERNAL_DEBUG_H.
+ (FT_New_Memory_Face): Add `const' to function declaration.
+
+2001-06-18 Werner Lemberg <wl@gnu.org>
+
+ Minor cleanups to remove compiler warnings.
+
+ * include/freetype/cache/ftcmanag.h (FTC_MAX_BYTES_DEFAULT): Use
+ `L' for constant.
+ * include/freetype/config/ftoption.h (FT_RENDER_POOL_SIZE): Ditto.
+ * src/base/ftcalc.c (FT_MulDiv): Use `L' for constant.
+ * src/base/ftglyph.c (FT_Glyph_Get_CBox): Remove `error' variable.
+ * src/base/fttrigon.c (ft_trig_arctan_table): Use `L' for constants.
+ * src/base/ftobjs.c (FT_Done_Size): Fix return value.
+ (FT_Set_Char_Size, FT_Set_Pixel_Sizes, FT_Get_Kerning): Remove
+ unused `memory' variable.
+ * src/autohint/ahglyph.c (ah_get_orientation): Use `L' for constant.
+ * src/autohint/ahhint.c (ah_hint_edges_3,
+ ah_hinter_align_edge_points): Remove unused `before' and `after'
+ variables.
+ (ah_hinter_align_weak_points): Remove unused `edge_limit' variable.
+ (ah_hinter_load): Remove unused `new_advance', `start_contour',
+ and `metrics' variables.
+ * src/cff/cffload.c (CFF_Load_Encoding): Remove dead code to avoid
+ compiler warning.
+ * src/cff/cffobjs.c (CFF_Init_Face): Remove unused `base_offset'
+ variable.
+ * src/cff/cffgload.c (CFF_Parse_CharStrings): Remove unused
+ `outline' variable.
+ (cff_compute_bias): Use `U' for constant.
+ * src/cid/cidload.c (cid_decrypt): Ditto.
+ * src/psaux/psobjs.c (T1_Decrypt): Ditto.
+ * src/psaux/t1decode.c (T1_Decoder_Parse_CharStrings): Ditto.
+ * src/sfnt/ttload.c (TT_Load_Kern): Remove unused `version'
+ variable.
+ * src/sfnt/ttsbit.c (TT_Load_SBit_Image): Remove unused `top'
+ variable.
+ * src/truetype/ttgload.c (load_truetype_glyph): Remove unused
+ `num_contours' and `ins_offset' variables.
+ (compute_glyph_metrics): Remove unused `Top' and `x_scale'
+ variables.
+ (TT_Load_Glyph): Remove unused `memory' variable.
+ * src/smooth/ftgrays.c (grays_raster_render): Use `L' for constants.
+
+2001-06-18 Werner Lemberg <wl@gnu.org>
+
+ Make the new error scheme source compatible with older FT versions
+ by introducing another layer.
+
+ * include/freetype/fterrors.h (FT_ERRORDEF_, FT_NOERRORDEF_): New
+ macros.
+ (FT_NOERRORDEF): Removed.
+ * include/*/*err*.h: Use FT_ERRORDEF_ and FT_NOERRORDEF_.
+
+2001-06-16 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/freetype.h (FT_ENC_TAG): New macro.
+ (FT_Encoding_): Use it.
+ * include/freetype/ftimage.h (FT_IMAGE_TAG): Define it
+ conditionally.
+
+2001-06-14 David Turner <david@freetype.org>
+
+ Modified the TrueType interpreter to let it use the new
+ trigonometric functions provided in `fttrigon.h'. This gets rid of
+ some old 64-bit computation routines, as well as many warnings when
+ compiling the library with the `long long' 64-bit integer type.
+
+ * include/freetype/config/ftoption.h: Undefine
+ FT_CONFIG_OPTION_OLD_CALCS.
+ * include/freetype/internal/ftcalc.h: Rearrange use of
+ FT_CONFIG_OPTION_OLD_CALCS.
+ * src/base/ftcalc.c: Add declaration of FT_Int64 if
+ FT_CONFIG_OPTION_OLD_CALCS isn't defined.
+ * src/truetype/ttinterp.c: Use FT_TRIGONOMETRY_H.
+ (Norm): Add a special version if FT_CONFIG_OPTION_OLD_CALCS isn't
+ defined.
+ (Current_Ratio, Normalize): Simplify code.
+
+2001-06-11 Mike Owens <MOwens@amtdatasouth.com>
+
+ * src/base/ftcalc.c (FT_MulDiv, FT_DivFix, FT_Sqrt64): Remove
+ compiler warnings.
+
+2001-06-08 Werner Lemberg <wl@gnu.org>
+
+ * builds/unix/configure.in: Renamed to ...
+ * builds/unix/configure.ac: This to make sure that autoconf 2.50 is
+ needed.
+ Run `autoupdate' on it.
+ Increase `version_info' to 7:0:1.
+ * builds/unix/configure: Regenerated.
+
+2001-06-08 David Turner <david@freetype.org>
+
+ * src/autohint/ahhint.c (ah_hinter_load_glyph): Fixed a bug that
+ corrupted transformed glyphs that were auto-hinted (the transform
+ was applied twice).
+
+ Fixed a bug that returned an invalid linear width for composite
+ TrueType glyphs.
+
+ * include/internal/tttypes.h (TT_Loader_): Two new elements `linear'
+ and `linear_def'.
+ * src/truetype/ttgload.c (load_truetype_glyph,
+ compute_glyph_metrics): Use it.
+
+ * include/fttypes.h (FT_ERROR_BASE): New macro.
+ * src/base/ftobjs.c (FT_Open_Face, FT_Render_Glyph_Internal): Use it
+ to make source code work with the new error scheme implemented by
+ Werner.
+ * src/base/ftoutln.c (FT_Outline_Render): Ditto.
+
+2001-06-07 Werner Lemberg <wl@gnu.org>
+
+ Updating to libtool 1.4.0 and autoconf 2.50.
+
+ * builds/unix/ltconfig: Removed.
+ * builds/unix/ltmain.sh, builds/unix/configure.in,
+ builds/unix/aclocal.m4: Updated.
+ * builds/unix/configure: Regenerated.
+
+2001-06-06 Werner Lemberg <wl@gnu.org>
+
+ Complete redesign of error codes. Please check ftmoderr.h for more
+ details.
+
+ * include/freetype/internal/cfferrs.h,
+ include/freetype/internal/tterrors.h,
+ include/freetype/internal/t1errors.h: Removed. Replaced with files
+ local to the module. All extra error codes have been moved to
+ `fterrors.h'.
+
+ * src/sfnt/ttpost.h: Move error codes to `fterrors.h'.
+
+ * src/autohint/aherrors.h, src/cache/ftcerror.h, src/cff/cfferrs.h,
+ src/cid/ciderrs.h, src/pcf/pcferror.h, src/psaux/psauxerr.h,
+ src/psnames/psnamerr.h, src/raster/rasterrs.h, src/sfnt/sferrors.h,
+ src/smooth/ftsmerrs.h, src/truetype/tterrors.h,
+ src/type1/t1errors.h, src/winfonts/fnterrs.h: New files defining the
+ error names for the module it belongs to.
+
+ * include/freetype/ftmoderr.h: New file, defining the module error
+ offsets. Its structure is similar to `fterrors.h'.
+
+ * include/freetype/fterrors.h (FT_NOERRORDEF): New macro.
+ (FT_ERRORDEF): Redefined to use module error offsets.
+ All internal error codes are now public; unused error codes have
+ been removed, some are new.
+
+ * include/freetype/config/ftheader.h (FT_MODULE_ERRORS_H): New
+ macro.
+ * include/freetype/config/ftoption.h
+ (FT_CONFIG_OPTION_USE_MODULE_ERRORS): New macro.
+
+ All other source files have been updated to use the new error codes;
+ some already existing (internal) error codes local to a module have
+ been renamed to give them the same name as in the base module.
+
+ All make files have been updated to include the local error files.
+
+2001-06-06 Werner Lemberg <wl@gnu.org>
+
+ * src/cid/cidtokens.h: Replaced with...
+ * src/cid/cidtoken.h: This file for 8+3 consistency.
+
+ * src/raster/ftraster.c: Use macros for header file names.
+
+ * src/include/freetype/tttables.h (TT_HoriHeader_, TT_VertHeader_):
+ Fix length of `Reserved' array. Note that this isn't the real fix
+ since recent OpenType specs have introduced a `CaretOffset' field
+ instead of the first reserved byte.
+
+2001-05-29 Werner Lemberg <wl@gnu.org>
+
+ * INSTALL: Minor fixes.
+
+
+ * Version 2.0.3 released.
+ =========================
+
+
+2001-05-29 David Turner <david@freetype.org>
+
+ * INSTALL, docs/CHANGES: Updated.
+
+2001-05-25 David Turner <david@freetype.org>
+
+ Moved several documents from the top-level to the `docs' directory.
+
+ * src/base/ftcalc.c (FT_DivFix): Small fix to return value.
+
+2001-05-16 David Turner <david@freetype.org>
+
+ * src/truetype/ttgload.c (load_truetype_glyph): Fixed a bug in the
+ composite loader. Spotted by Keith Packard.
+ * src/base/ftobjs.c (FT_GlyphLoader_Check_Points,
+ FT_GlyphLoader_Check_Subglyphs): Ditto.
+
+2001-05-14 David Turner <david@freetype.org>
+
+ Fixed the incorrect blue zone computations, and improved the
+ composite support. Note that these changes result in improved
+ rendering, while sometimes introducing their own artefacts. This is
+ probably the last big change to the autohinter before the
+ introduction of a complete replacement.
+
+ * src/autohint/ahglobal.c (sort_values): Fix loop.
+ * src/autohint/ahglyph.c: Removed some obsolete code.
+ (ah_outline_compute_edges): Modify code to set the ah_edge_round
+ flag.
+ (ah_outline_compute_blue_edges): Add code to compute active blue
+ zones.
+ * src/autohint/ahhint.c (ah_hinter_glyph_load): Change load_flags
+ value.
+
+ * src/base/ftcalc.c (FT_DivFix): Fixed a bug in the 64-bit code that
+ created incorrect scale factors!
+ (FT_Round_Fix, FT_CeilFix, FT_FloorFix): Minor improvements.
+
+2001-05-12 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/ftbbox.h: FTBBOX_H -> __FTBBOX_H__.
+ * include/freetype/fttrigon.h: __FT_TRIGONOMETRY_H__ ->
+ __FTTRIGON_H__.
+ Include FT_FREETYPE_H.
+ Beautified; added copyright.
+ * src/base/fttrigon.c: Beautified; added copyright.
+
+2001-05-11 David Turner <david@freetype.org>
+
+ * src/cff/cffparse.c (cff_parse_font_matrix), src/cid/cidload.c
+ (parse_font_matrix), src/type1/t1load.c (parse_font_matrix): Fixed
+ the incorrect EM size computation.
+
+ * include/freetype/fttrigon.h, src/base/fttrigon.c: New files,
+ adding trigonometric functions to the core API (using Cordic
+ algorithms).
+ * src/base/ftbase.c, src/base/Jamfile, src/base/rules.mk: Use them.
+
+ * builds/newline: New file.
+ * builds/top_level.mk, builds/detect.mk: Use it. This fixes
+ problems with Make on Windows 2000, as well as problems when `make
+ distclean' is invoked on a non-Unix platform when there is no
+ `config.mk' in the current directory.
+
+ * builds/freetype.mk: Fixed a problem with object deletions under
+ Dos/Windows/OS/2 systems.
+
+ Added new directory to hold tools and test programs.
+
+ * docs/docmaker.py, docs/glnames.py: Moved to...
+ * src/tools/docmaker.py, src/tools/glnames.py: This place.
+ * src/tools/cordic.py: New file used to compute arctangent table
+ needed by fttrigon.c.
+ * src/tools/test_bbox.c, src/tools/test_trig.c: New test files.
+
+ * src/tools/docmaker.py: Improved the script to add the current date
+ at the footer of each web page (useful to distinguish between
+ versions).
+
+ * Jamfile: Fixed incorrect HDRMACRO argument.
+
+ * TODO: Removed the cubic arc bbox computation note, since it has been
+ fixed recently.
+ * src/base/ftbbox.c (test_cubic_zero): Renamed to...
+ (test_cubic_extrema): This function. Use `UL' for unsigned long
+ constants.
+
+ * include/freetype/t1tables.h, include/freetype/config/ftoption.h:
+ Formatting.
+
+2001-05-10 David Turner <david@freetype.org>
+
+ * src/base/ftobjs.c (FT_Open_Face): Fixed a small memory leak
+ which happened when trying to open 0-size font files!
+
+2001-05-09 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/internal/ftcalc.h: Move declaration of
+ FT_SqrtFixed() out of `#ifdef FT_LONG64'.
+
+2001-05-08 Francesco Zappa Nardelli <Francesco.Zappa.Nardelli@ens.fr>
+
+ * src/pcfdriver.c (PCF_Load_Glyph): Fixed incorrect bitmap width
+ computation.
+
+2001-05-08 David Turner <david@freetype.org>
+
+ * docs/docmaker.py: Updated the DocMaker script in order to add
+ command line options (--output,--prefix,--title), fix the erroneous
+ line numbers reported during errors and warnings, and other
+ formatting issues.
+
+ * src/base/ftcalc.c (FT_MulDiv, FT_MulFix, FT_DivFix): Various tiny
+ fixes related to rounding in 64-bits routines and
+ pseudo-`optimizations'.
+
+2001-04-27 David Turner <david@freetype.org>
+
+ * src/base/ftbbox.c (BBox_Cubic_Check): Fixed the coefficient
+ normalization algorithm (invalid final bit position, and invalid
+ shift computation).
+
+2001-04-26 Werner Lemberg <wl@gnu.org>
+
+ * builds/unix/config.guess, builds/unix/config.sub: Updated to
+ latest versions from gnu.org.
+
+ * builds/compiler/gcc-dev.mk: Add `-Wno-long-long' flag.
+
+ * include/freetype/internal/ftcalc.h: Define FT_SqrtFixed()
+ unconditionally.
+ * src/base/ftbbox.c: Include FT_INTERNAL_CALC_H.
+ Fix compiler warnings.
+ * src/base/ftcalc.c: Fix (potential) compiler warnings.
+
+2001-04-26 David Turner <david@freetype.org>
+
+ * src/base/ftcalc.c (FT_SqrtFixed): Corrected/optimized the 32-bit
+ fixed-point square root computation. It is now used even with
+ 64-bits integers, as it is _much_ faster than calling FT_Sqrt64 :-)
+
+ * src/base/ftbbox.c: Removed invalid `#include FT_BEZIER_H' line.
+
+2001-04-25 David Turner <david@freetype.org>
+
+ * src/base/ftbbox.c (BBox_Cubic_Check): Rewrote function to use
+ direct computations with 16.16 values instead of sub-divisions. It
+ is now slower, but proves a point :-)
+
+ * src/raster/ftraster.c, src/smooth/ftgrays.c, src/base/ftbbox.c:
+ Fixed the Bézier stack depths.
+
+ * src/base/ftcalc.c (FT_MulFix): Minor rounding fix.
+
+ * builds/beos: Added BeOS-specific files to the old build system
+ (no changes were necessary to support BeOS in the Jamfile though).
+
+2001-04-20 David Turner <david@freetype.org>
+
+ * ftconfig.h, ftoption.h: Updated `ftconfig.h' to detect 64-bit int
+ types on platforms where Autoconf is not available). Also removed
+ FTCALC_USE_LONG_LONG and replaced it with
+ FT_CONFIG_OPTION_FORCE_INT64.
+
+ * builds/win32/freetype.dsp: Updated the Visual C++ project file.
+ Doesn't create a DLL yet.
+
+ * cffgload.c: Removed a compilation warning.
+
+2001-04-10 Tom Kacvinsky <tkacvins@freetype.org>
+
+ * t1load.c (parse_charstrings): Changed code for placing .notdef
+ glyph into slot 0 so that we no longer have a memory access
+ violation.
+
+ * t1load.h: In structure T1_Loader, added swap_table (of type
+ PS_Table) to facilitate placing the .notdef glyph into slot 0.
+
+2001-04-10 Francesco Zappa Nardelli <francesco.zappa.nardelli@ens.fr>
+
+ * src/pcf/pcfdriver.c (PCF_Get_Char_Index): Fix return value.
+
+2001-04-09 Laurence Withers <lwithers@lwithers.demon.co.uk>
+
+ * builds/dos/detect.mk: Add support for bash.
+
+2001-04-05 Werner Lemberg <wl@gnu.org>
+
+ * builds/os2/*.mk: These files have been forgotten to update to
+ the structure of similar makefiles.
+ * builds/dos/*.mk: Ditto.
+ * builds/ansi/*.mk: Ditto.
+
+ * builds/win32/win32-def.mk (BUILD): Fix typo.
+
+ * builds/compiler/*.mk (CLEAN_LIBRARY): Don't use NO_OUTPUT.
+ This is already used in the link_*.mk files.
+
+2001-04-03 Werner Lemberg <wl@gnu.org>
+
+ * src/*/Jamfile: Slight changes to make files more cryptic.
+
+2001-04-03 Werner Lemberg <wl@gnu.org>
+
+ * Jamfile, src/Jamfile, src/*/Jamfile: Formatted. Slight changes
+ to give files identical structure.
+
+2001-04-02 Werner Lemberg <wl@gnu.org>
+
+ * CHANGES: Reformatted, minor fixes.
+ * TODO: Updated.
+ * README: Formatting.
+ * include/freetype/freetype.h: Formatting.
+
+ * Jamfile: Fix typo.
+
+ * src/cff/cffparse.c: Move error code #defines to...
+ * include/freetype/internal/cfferrs.h: This file.
+ * src/cff/cffdrivr.c, src/cff/cffobjs.c, src/cff/cffload.c: Replaced
+ `FT_Err_*' with `CFF_Err_*'.
+ * src/cid/cidparse.c: Replaced `FT_Err_*' with `T1_Err_*'.
+ * src/psaux/psobjs.c, src/psaux/t1decode.c: Ditto.
+ * src/sfnt/sfobcs.c, src/sfnt/ttload.c: Replaced `FT_Err_*' with
+ `TT_Err_*'.
+ * src/truetype/ttgload.c, src/truetype/ttobjs.c: Ditto.
+ * src/type1/t1gload.c, src/type1/t1load.c, src/type1/t1objs.c,
+ src/type1/t1parse.c: Replaced `FT_Err_*' with `T1_Err_*'.
+
+ * include/freetype/internal/cfferrs.h: Add
+ `CFF_Err_Unknown_File_Format'.
+ * include/freetype/internal/t1errors.h: Add
+ `T1_Err_Unknown_File_Format'.
+ * include/freetype/internal/tterrors.h: Add
+ `TT_Err_Unknown_File_Format'.
+
+ * src/cff/cffload.h: Add `cff_*_encoding' and `cff_*_charset'
+ references.
+ * src/psaux/psobjs.c: Include `FT_INTERNAL_TYPE1_ERRORS_H'.
+
+ * src/cff/cffobjs.c (CFF_Init_Face, CFF_Done_Face): Use
+ FT_LOCAL_DEF.
+ * src/cid/cidobjs.c (CID_Done_Driver): Ditto.
+ * src/trutype/ttobjs.c (TT_Init_Face, TT_Done_Face, TT_Init_Size):
+ Ditto.
+ * src/type1/t1objs.c (T1_Done_Driver): Ditto.
+ * src/pcf/pcfdriver.c (PCF_Done_Face): Ditto.
+ * src/pcf/pcf.h: Use FT_LOCAL for `PCF_Done_Face'.
+
+2001-04-02 Tom Kacvinsky <tkacvins@freetype.org>
+
+ * src/sfnt/ttload.c (TT_Load_Metrics): Fix an improper pointer
+ dereference. Submitted by Herbert Duerr <duerr@sun.com>.
+
+2001-03-26 Tom Kacvinsky <tkacvins@freetype.org>
+
+ * include/freetype/config/ftconfig.h: Changed hexadecimal
+ constants to use suffix U to avoid problems with HP-UX's c89
+ compiler. Submitted by G.W. Lucas <glucas@sonalysts.com>.
+
+2001-03-24 David Turner <david.turner@freetype.org>
+
+ * Jamrules, Jamfile, src/Jamfile, src/*/Jamfile: Adding jamfiles to
+ the source tree. See www.freetype.org/jam/index.html for details.
+
+
+ * Version 2.0.2 released.
+ =========================
+
+
+2001-03-20 Werner Lemberg <wl@gnu.org>
+
+ * builds/win32/detekt.mk: Fix .PHONY target for Intel compiler.
+
+2001-03-20 David Turner <david.turner@freetype.org>
+
+ * include/freetype/config/ftheader.h, include/freetype/ftsnames.h:
+ Renamed `ftnames.h' to `ftsnames.h', and FT_NAMES_H to
+ FT_SFNT_NAMES_H.
+
+ * docs/docmaker.py: Added generation of INDEX link in table of
+ contents.
+
+ * INSTALL, docs/BUILD: Updated documentation to indicate that the
+ compilation process has changed slightly (no more `src' required in
+ the include path).
+
+ * builds/*/*-def.mk: Changed the objects directory from `obj' to
+ `objs'.
+
+ * include/freetype/config/ftheader.h: Removed obsolete macros like
+ FT_SOURCE_FILE, etc. and added cache-specific macro definitions that
+ were previously defined in <freetype/ftcache.h>. Added comments to
+ be included in a new API Reference section.
+
+ * src/*/*: Removed the use of FT_SOURCE_FILE, etc. Now, each
+ component needs to add its own directory to the include path at
+ compile time. Modified all `rules.mk' and `descrip.mms'
+ accordingly.
+
+2001-03-20 Werner Lemberg <wl@gnu.org>
+
+ * builds/unix/configure.in: Add $ft_version.
+ * builds/unix/freetype-config.in: Use it.
+ * builds/unix/configure: Updated.
+
+2001-03-19 Tom Kacvinsky <tkacvins@freetype.org>
+
+ * src/type1/t1load.c (parse_font_matrix): Assign the units per em
+ value an unsigned short value, first by shifting right 16 bits,
+ then by casting the results to FT_UShort.
+
+ * src/cff/cffparse.c (cff_parse_font_bbox): Assign the units per em
+ value an unsigned short value, first by shifting right 16 bits,
+ then by casting the results to FT_UShort.
+
+2001-03-17 David Turner <david.turner@freetype.org>
+
+ * src/cid/cidobjs.c, src/cid/cidload.c, src/pcf/pcfread.c,
+ src/type1/t1load.c, src/type1/t1objs.c: Added a few casts to remove
+ compiler warnings in pedantic modes.
+
+ * include/config/ft2build.h, include/config/ftheader.h: The file
+ `ft2build.h' was renamed to `ftheader.h' to avoid conflicts with the
+ top-level <ft2build.h>.
+
+ * include/config/ftheader.h: Added new section describing the #include
+ macros.
+
+2001-03-17 Tom Kacvinsky <tkacvins@freetype.org>
+
+ * src/cff/cffparse.c (cff_parse_font_bbox): Obtain rounded FT_Fixed
+ values for the bounding box numbers.
+
+ * src/cff/cffobjs.c (CFF_Init_Face): When processing a CFF/CEF font,
+ set `root->ascender' (`root->descender') to the integer part of
+ `root->bbox.yMax' (`root->bbox.yMin', respectively).
+
+2001-03-16 Tom Kacvinsky <tkacvins@freetype.org>
+
+ * src/cff/cffdrivr.c (get_cff_glyph_name): New function. Used in
+ cff_get_interface to facilitate getting a glyph name for glyph index
+ via FT_Get_Glyph_Name().
+
+ (cff_get_interface): Added support for getting a glyph name via the
+ `glyph_name' module interface. Uses the new function
+ get_cff_glyph_name().
+ Submitted by Sander van der Wal <svdwal@xs4all.nl>.
+
+ * src/cff/cffobjs.c (CFF_Init_Face): Logical or the face flags with
+ FT_FACE_FLAG_GLYPH_NAMES only if FT_CONFIG_OPTION_NO_GLYPH_NAMES is
+ not defined. This is to add support for getting a glyph name from a
+ glyph index via FT_Get_Glyph_Name().
+ Submitted by Sander van der Wal <svdwal@xs4all.nl>.
+
+ * src/cff/cffgload.c (CFF_Parse_CharStrings): Added support for
+ deprecated operator `dotsection'.
+ Submitted by Sander van der Wal <svdwal@xs4all.nl>.
+
+2001-03-12 Werner Lemberg <wl@gnu.org>
+
+ * src/psaux/t1decode.c (T1_Decoder_Parse_Charstrings): Fix error
+ messages.
+
+ * INSTALL, docs/BUILD: We need GNU make 3.78.1 or newer.
+
+2001-03-12 Tom Kacvinsky <tkacvins@freetype.org>
+
+ * include/freetype/internal/psaux.h: Changed the lenIV member of
+ the T1_Decoder_ struct to be an FT_Int instead of an FT_UInt.
+
+ * src/psaux/t1decode.c (T1_Decoder_Parse_Charstrings): Adjust
+ for lenIV seed bytes at the start of a decrypted subroutine.
+
+ * src/cid/cidload.c (cid_read_subrs): Decrypt subroutines only
+ if lenIV >= 0.
+
+ * src/cid/cidgload.c (cid_load_glyph): Decrypt charstrings only
+ if lenIV >= 0.
+
+2001-03-11 Werner Lemberg <wl@gnu.org>
+
+ * TODO: Updated.
+
+ * src/pcf/pcfread.c: Put READ_Fields() always in a conditional to
+ avoid compiler warnings.
+
+2001-03-10 Tom Kacvinsky <tkacvins@freetype.org>
+
+ * TODO: New file.
+
+ * include/freetype/freetype.h: Added prototypes and notes for
+ three new functions: FT_RoundFix, FT_CeilFix, and FT_FloorFix.
+ * src/base/ftcalc.c (FT_RoundFix, FT_CeilFix, FT_FloorFix): Added
+ implementation code.
+
+ * src/cid/cidobjs.c (CID_Init_Face): Use calculated units_per_EM,
+ and if that is not available, default to 1000 units per EM. Changed
+ assignment code for ascender and descender values.
+ * src/cid/cidload.c (parse_font_matrix): Added units_per_EM
+ processing.
+ (parse_font_bbox): Changed to use FT_Fixed number handling.
+
+ * src/type1/t1objs.c (T1_Init_Face): Changed the assignment code
+ for ascender, descender, and max_advance_width.
+ * src/type1/t1load.c (parse_font_bbox): Changed to use FT_Fixed
+ number handling.
+
+2001-03-10 Henrik Grubbström <grubba@roxen.com>
+
+ * src/*/*.c: Added many casts to make code more 64bit-safe.
+
+2001-03-07 Werner Lemberg <wl@gnu.org>
+
+ * INSTALL, docs/BUILD: We need GNU make 3.78 or newer.
+
+2001-03-07 Tom Kacvinsky <tkacvins@freetype.org>
+
+ * src/type1/t1objs.c (T1_Init_Face): Minor correction: We must wait
+ until parse_font_bbox is changed before we use logical shift rights
+ in the assignments of `root->ascender', `root->descender', and
+ `root->max_advance_width'.
+
+ (T1_Done_Face): Free `char_name' table to avoid a memory leak.
+ Submitted by Sander van der Wal <svdwal@xs4all.nl>.
+
+2001-03-05 Tom Kacvinsky <tkacvins@freetype.org>
+
+ * src/cff/cffgload.c (CFF_Load_Glyph): Set glyph control data to the
+ the Type 2 glyph charstring (used by conversion programs).
+ Submitted by Ha Shao <hashao@chinese.com>.
+
+2001-03-04 Antoine Leca <Antoine.Leca@renault.fr>
+
+ * include/freetype/ttnameid.h: Correct a stupid typo which prevented
+ correct compilation (TT_MS_LANGID_TIGRIGNA_ETHIOPIA appeared twice).
+
+2001-03-04 Werner Lemberg <wl@gnu.org>
+
+ * src/autohint/ahtypes.h (AH_Hinter): Add elements
+ `disable_horz_edges', `disable_vert_edges'.
+ * src/autohint/ahhint.c (ah_hint_edges_3, ah_hinter_hint_edges): Use
+ them (and remove static variables with the same names).
+ * src/pcf/pcfutil.c (BitOrderInvert): Add `const'.
+ * docs/glnames.py: Updated to latest pstables.h changes.
+
+ * builds/unix/detect.mk: Add test for Hurd.
+ * builds/hurd/detect.mk: Removed.
+
+2001-03-04 Sander van der Wal <svdwal@xs4all.nl>
+
+ * src/psnames/pstables.h: Add more `const'.
+ * src/pcf/pcfutil.c: Ditto.
+
+2001-03-04 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftglyph.c (FT_Glyph_To_Bitmap): Fixing typo
+ (FT_Glyph_Done -> FT_Done_Glyph).
+
+2001-03-01 Antoine Leca <Antoine.Leca@renault.fr>
+
+ * include/freetype/ttnameid.h: Added some new Microsoft language
+ codes and LCIDs as found in Office Xp.
+
+2001-02-28 David Turner <david.turner@freetype.org>
+
+ * builds/hurd/detect.mk: New file. Added support to detect the GNU
+ Hurd operating system as Unix-like. Fix submitted by Anthony Fok
+ <foka@debian.org>.
+
+ * src/type1/t1gload.c (T1_Load_Glyph): Set glyph control data to the
+ the Type 1 glyph charstring (used by conversion programs).
+ Submitted by Ha Shao <hashao@chinese.com>.
+
+2001-02-22 David Turner <david.turner@freetype.org>
+
+ * src/base/ftgrays.c (grays_sweep): The function didn't exit
+ immediately if `num_cells' was 0 as it should. Thanks to Boris for
+ finding this out.
+
+ * src/base/ftglyph.c (FT_Glyph_To_Bitmap): Fixed memory leak when
+ bitmap rendering fails (thanks to Graham Asher).
+
+2001-02-13 Werner Lemberg <wl@gnu.org>
+
+ * docs/docmaker.py (DocSection::add_element): Use
+ `self.print_error()'.
+
+ * builds/unix/config.{guess,sub}: Updated (from ftp.gnu.org).
+
+2001-02-13 David Turner <david.turner@freetype.org>
+
+ * docs/docmaker.py, include/freetype/*.h: Updated the DocMaker
+ script to support chapters and section block ordering. Updated the
+ public header files accordingly.
+
+ * src/base/ftglyph.c (FT_Glyph_Copy): Advance width and glyph format
+ were not correctly copied.
+
+2001-02-08 Tom Kacvinsky <tkacvins@freetype.org>
+
+ * src/cff/cffparse.c (cff_parse_font_matrix): Removed an
+ unnecessary fprintf( stderr, ... ).
+
+2001-02-07 Tom Kacvinsky <tkacvins@freetype.org>
+
+ * src/type1/t1objs.c (T1_Init_Face): Added code to get the
+ units_per_EM from the value assigned in parse_font_matrix, if
+ available. Default to 1000 if not available.
+
+ * src/cff/cffparse.c (cff_parse_font_matrix): Added logic to get
+ the units_per_EM from the FontMatrix.
+
+ (cff_parse_fixed_thousand): New function. Gets a real number from
+ the CFF font, but multiplies by 1000 (this is to avoid rounding
+ errors when placing this real number into a 16.16 fixed number).
+
+ (cff_parse_real): Added code so that the integer part is moved
+ into the high sixteen bits of the 16.16 fixed number.
+
+ * src/cff/cffobjs.c (CFF_Init_Face): Added logic to get the units
+ per EM from the CFF dictionary, if available.
+
+ * include/freetype/internal/cfftypes.h: In struct CFF_Font_Dict_,
+ added a units_per_em member to facilitate passing of units_per_em
+ from function cff_parse_font_matrix.
+
+ * src/type1/t1load.c (is_alpha): Make `-' a legal alphanumeric
+ character. This is so that font names with `-' are fully parsed,
+ etc...
+
+2001-02-02 Werner Lemberg <wl@gnu.org>
+
+ * src/psaux/psobjs.c (shift_elements): Remove if clause (which is
+ obsolete now).
+
+ (reallocate_t1_table, PS_Table_Done): Replace REALLOC() with ALLOC()
+ + MEM_Copy() to avoid a memory bug.
+
+2001-02-01 David Turner <david.turner@freetype.org>
+
+ * docs/docmaker.py: Improved the index sorting routine to place
+ capital letters before small ones. Added the `<order>' marker to
+ section blocks in order to give the order of blocks.
+
+2001-01-30 Antoine Leca <Antoine.Leca@renault.fr>
+
+ * include/freetype/ttnameid.h: Latest updates to Microsoft language
+ ID codes.
+
+2001-01-24 Tom Kacvinsky <tkacvins@freetype.org>
+
+ * src/cff/t1load.c (parse_font_matrix): Added heuristic to get
+ units_per_EM from the font matrix.
+
+ (parse_dict): Deleted test to see whether the FontInfo keyword has
+ been seen. Deletion of this test allows fonts without FontInfo
+ dictionaries to be parsed by the Type 1 driver.
+
+ (T1_Open_Face): Deleted empty subroutines array test to make sure
+ fonts with no subroutines still are parsed.
+
+2001-01-17 Francesco Zappa Nardelli <francesco.zappa.nardelli@ens.fr>
+
+ * src/pcfread.c (pcf_get_properties, pcf_get_metrics,
+ pcf_get_bitmaps): Fix compiler errors.
+
+2001-01-11 David Turner <david.turner@freetype.org>
+
+ * src/pcf/pcfread.c: Removed some compilation warnings related
+ to comparison of signed vs. unsigned integers.
+
+ * include/freetype/internal/ftdebug.h: Changed the debug trace
+ constants from trace_t2xxxx to trace_cffxxxx to be able to compile
+ the CFF driver in debug mode.
+
+2001-01-11 Matthew Crosby <mcrosby@marthon.org>
+
+ * builds/unix/freetype-config.in: Fix problems with separate
+ --prefix and --exec-prefix.
+
+2001-01-11 David Turner <david.turner@freetype.org>
+
+ * docs/docmaker.py: Added cross-references generation as well as
+ more robust handling of pathname wildcard matching.
+
+2001-01-10 Werner Lemberg <wl@gnu.org>
+
+ * docs/docmaker.py: Minor improvements to reduce unwanted spaces
+ and empty lines in output.
+
+2001-01-09 David Turner <david.turner@freetype.org>
+
+ * docs/docmaker.py: Improved script to generate table of contents
+ and index pages. It also supports wildcards on non Unix systems.
+
+ * include/freetype/*.h, include/freetype/cache/*.h: Updated comments
+ to include section definitions/delimitations for the API Reference
+ generator.
+
+ * include/freetype/freetype.h: Moved declaration of
+ `FT_Generic_Finalizer' and the `FT_Generic' structure to...
+ * include/freetype/fttypes.h: here.
+
+2001-01-04 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/ttnameid.h: Updated Unicode code range comments.
+
+2001-01-03 Tom Kacvinsky <tkacvins@freetype.org>
+
+ * src/cff/rules.mk: Use cffgload.{c,h} instead of t2gload.{c,h}.
+
+ * include/freetype/internal/internal.h: Changed to use cfftypes.h
+ (cfferrs.h) instead of t2types.h (t2errors.h, respectively).
+
+ * include/freetype/internal/cfftypes.h: Merged in changes from
+ t2types.h and made this the canonical `types' header for the CFF
+ driver.
+
+ * include/freetype/internal/t2types.h: This file was merged with
+ cfftypes.h and is no longer necessary.
+
+ * include/freetype/internal/t2errors.h: Renamed to cfferrs.h.
+
+ * src/cff/cffobjs.c, src/cff/cffobjs.h, src/cff/cffparse.c,
+ src/cff/cffdrivr.c, src/cff/cff.c, src/cff/cffload.c,
+ src/cff/cffgload.c, src/cff/cffgload.h: Changed to use
+ cffgload.{c,h} instead of t2gload.{c,h}. All occurrences of t2_
+ (T2_) were replaced with cff_ (CFF_, respectively).
+
+ * src/cff/t2gload.h: Renamed cffgload.h.
+
+ * src/cff/t2gload.c: Renamed cffgload.c
+
+2000-01-02 Jouk Jansen <joukj@hrem.stm.tudelft.nl>
+
+ * builds/vms: Support files for VMS architecture added.
+ * descrip.mms, src/*/descrip.mms: VMS makefiles added.
+ * README.VMS: New file.
+
+2000-01-01 Werner Lemberg <wl@gnu.org>
+
+ * LICENSE.TXT: Added info about PCF driver license.
+
+2001-01-01 Francesco Zappa Nardelli <francesco.zappa.nardelli@ens.fr>
+
+ * src/pcf/*: New driver module for PCF font format (used in
+ X Window System).
+ * include/freetype/internal/ftdebug.h (FT_Trace): Added values for
+ PCF driver.
+ * include/freetype/internal/pcftypes.h: New file.
+ * include/freetype/config/ftmodule.h: Added PCF driver module.
+
+2001-01-01 Werner Lemberg <wl@gnu.org>
+
+ * src/winfonts/winfnt.c (FNT_Get_Char_Index): Fix parameter type.
+
+2000-12-31 Werner Lemberg <wl@gnu.org>
+
+ * builds/modules.mk (clean_module_list): Fixed deletion of module
+ file in case `make make_module_list' is called before `make setup'.
+
+2000-12-30 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cffload.c (CFF_Load_Charset): Improved error messages.
+ (CFF_Load_Charset, CFF_Load_Encoding): Remove unnecessary variable
+ definition.
+
+2000-12-30 Tom Kacvinsky <tkacvins@freetype.org>
+
+ * include/freetype/internal/t2types.h,
+ include/freetype/internal/cfftypes.h: Changed the structures for
+ CFF_Encoding and CFF_Encoding for the new implementations of the
+ charset and encoding parsers in the CFF driver.
+
+ * src/cff/t2gload.c (t2_lookup_glyph_by_stdcharcode,
+ t2_operator_seac): Added these functions for use in implementing the
+ seac emulation provided by the Type 2 endchar operator.
+ (T2_Parse_CharStrings): Added seac emulation for the endchar
+ operator.
+
+ * src/cff/cffload.c (CFF_Load_Encoding, CFF_Load_Charset,
+ CFF_Done_Encoding, CFF_Done_Charset): Extended to load and parse the
+ charset/encoding tables, and free the memory used by them when the
+ CFF driver is finished with them. Added tables
+
+ cff_isoadobe_charset
+ cff_expert_charset
+ cff_expertsubset_charset
+ cff_standard_encoding
+ cff_expert_encoding
+
+ so that the encoding/charset parser can handle predefined encodings and
+ charsets.
+
+2000-12-24 Tom Kacvinsky <tkacvins@freetype.org>
+
+ * src/cff/t2gload.c (T2_Load_Glyph): Added code so that the font
+ transform is applied.
+
+ * src/cff/cffparse.c (cff_parse_font_matrix): Added code so that
+ the font matrix numbers are scaled by 1/(matrix->yy). Also, the
+ offset vector now contains integer values instead of 16.16 fixed
+ numbers.
+
+2000-12-22 Tom Kacvinsky <tkacvins@freetype.org>
+
+ * src/autohint/ahhint.c (ah_hinter_load_glyph):
+ Removed unnecessary comments and commented-out code.
+
+2000-12-21 David Turner <david.turner@freetype.org>
+
+ * src/cid/cidafm.c, src/cid/cidafm.h: removed un-needed files,
+ we'll work on supporting CID AFM files later I guess :-)
+
+2000-12-21 Tom Kacvinsky <tkacvins@freetype.org>
+
+ * src/autohint/ahhint.c (ah_hinter_load, ah_hinter_load_glyph):
+ Changed so that fonts with a non-standard FontMatrix render
+ correctly. Previously, the first glyph rendered from such a
+ font did not have the transformation matrix applied.
+
+2000-12-17 Werner Lemberg <wl@gnu.org>
+
+ * *.mk: Added lots of `.PHONY' targets.
+
+2000-12-17 Karsten Fleischer <kfleisc1@ford.com>
+
+ * *.mk: Implemented `platform' target to disable auto-detection.
+
+2000-12-14 Werner Lemberg <wl@gnu.org>
+
+ * docs/design/modules.html: Removed. Covered by design-*.html.
+
+ * INSTALL: Added info about makepp.
+
+2000-12-14 David Turner <david.turner@freetype.org>
+
+ Added support for clipped direct rendering in the smooth renderer.
+ This should not break binary compatibility of existing applications.
+
+ * include/freetype/fttypes.h, include/freetype/ftimage.h: Move
+ definition of the FT_BBox structure from the former to the latter.
+ * include/freetype/ftimage.h: Add `ft_raster_flag_clip' value to
+ FT_Raster_Flag enumeration.
+ Add `clip_box' element to FT_Raster_Params structure.
+ * src/smooth/ftgrays.c (grays_convert_glyph): Implement it.
+
+ * INSTALL: Updated installation instructions on Win32, listing the
+ new `make setup list' target used to list supported
+ compilers/targets.
+
+ * src/raster/ftraster.c (ft_black_render): Test for unsupported
+ direct rendering before testing arguments.
+
+2000-12-13 David Turner <david.turner@freetype.org>
+
+ * include/freetype/config/ft2build.h,
+ include/freetype/internal/internal.h: Fixed header inclusion macros
+ to use direct definitions. This is the only way to do these things
+ in a portable way :-( The rest of the code should follow shortly
+ though everything compiles now.
+
+ * builds/compiler/intelc.mk, builds/compiler/watcom.mk: New files.
+
+ * builds/win32/detect.mk: Added support for the Intel C/C++
+ compiler, as well as _preliminary_ (read: doesn't work!) support for
+ Watcom. Also added a new setup target. Type `make setup list' for
+ a list of supported command-line compilers on Win32.
+
+ * src/base/ftdebug.c: Added dummy symbol to avoid empty file if
+ conditionals are off.
+
+2000-12-13 Werner Lemberg <wl@gnu.org>
+
+ * builds/unix/ftsystem.c: Fixed typos. Fixed inclusion of wrong
+ ftconfig.h file.
+
+2000-12-12 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/config/ft2build.h (FT2_ROOT, FT2_CONFIG_ROOT):
+ Removed. ANSI C doesn't (explicitly) allow macro expansion in
+ arguments using `##'.
+ (FT2_PUBLIC_FILE, FT2_CONFIG_FILE, FT2_INTERNAL_FILE): Use directory
+ names directly. Make them configurable. Use `##' to strip leading
+ and trailing spaces from arguments.
+
+ * builds/unix/ft2unix.h: Adapted.
+
+ * src/base/ftsystem.c (ft_alloc, ft_realloc, ft_free, ft_io_stream,
+ ft_close_stream): Use FT_CALLBACK_DEF.
+
+ * builds/unix/ftsystem.c: Use new header scheme.
+ (FT_Done_Memory): Use free() from FT_Memory structure.
+
+ * src/base/ftinit.c, src/base/ftmac.c: Header scheme fixes.
+
+2000-12-11 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/config/ft2build.h (FT2_CONFIG_ROOT,
+ FT2_PUBLIC_FILE, FT2_CONFIG_FILE, FT2_INTERNAL_FILE,
+ FT_SOURCE_FILE): Use `##' operator to be really ANSI C compliant.
+
+2000-12-09 Werner Lemberg <wl@gnu.org>
+
+ * builds/unix/detect.mk: Remove unused USE_CFLAGS variable.
+
+2000-12-08 Werner Lemberg <wl@gnu.org>
+
+ * */*.h: Changed body inclusion macro names to start and end with
+ `__' (those which haven't converted yet). Fixed minor conversion
+ issues.
+
+ * src/winfonts/winfnt.c: Updated to new header inclusion scheme.
+
+ * src/truetype/ttinterp.c: Remove unused CALC_Length() macro.
+
+2000-12-07 David Turner <david.turner@freetype.org>
+
+ * */*.[ch]: Changed source files to adhere to the new
+ header inclusion scheme. Not completely tested but works for now
+ here.
+
+ * src/cff/t2driver.c: Renamed and updated to...
+ * src/cff/cffdrivr.c: New file.
+ * src/cff/t2driver.h: Renamed and updated to...
+ * src/cff/cffdrivr.h: New file.
+ * src/cff/t2load.c: Renamed and updated to...
+ * src/cff/cffload.c: New file.
+ * src/cff/t2load.h: Renamed and updated to...
+ * src/cff/cffload.h: New file.
+ * src/cff/t2objs.c: Renamed and updated to...
+ * src/cff/cffobjs.c: New file.
+ * src/cff/t2objs.h: Renamed and updated to...
+ * src/cff/cffobjs.h: New file.
+ * src/cff/t2parse.c: Renamed and updated to...
+ * src/cff/cffparse.c: New file.
+ * src/cff/t2parse.h: Renamed and updated to...
+ * src/cff/cffparse.h: New file.
+ * src/cff/t2tokens.h: Renamed and updated to...
+ * src/cff/cfftoken.h: New file.
+
+ * src/cff/cff.c, src/cff/rules.mk: Updated.
+
+2000-12-06 David Turner <david.turner@freetype.org>
+
+ * src/cache/ftlru.c (FT_Lru_Done): Fixed memory leak.
+
+2000-12-06 Werner Lemberg <wl@gnu.org>
+
+ * builds/module.mk: Replaced `xxx #' with `xxx$(space).
+ * builds/os2/detekt.mk, builds/win32/detekt.mk: Moved comment to
+ avoid trailing spaces in variable.
+ * builds/freetype.mk: Use $(D) instead of $D to make statement more
+ readable.
+
+ * docs/docmaker.py: Formatting.
+
+2000-12-05 David Turner <david.turner@freetype.org>
+
+ * src/psaux/psauxmod.c: Fixed a broken inclusion of component
+ header files (an FT_FLAT_COMPILE test was missing).
+
+ * src/cache/ftcmanag.c (FTC_Manager_Done): Fixed a bug that caused
+ an occasional crash when the function was called (due to a dangling
+ pointer).
+
+ * src/base/ftsystem.c (FT_Done_Memory): Fixed an obvious bug:
+ The ANSI `free()' function was called instead of `memory->free()'.
+
+ * docs/docmaker.py: Added section filtering, multi-page generation
+ (index page generation is still missing though).
+
+2000-12-04 David Turner <david.turner@freetype.org>
+
+ * builds/unix/install.mk, builds/unix/ft2unix.h: The file `ft2unix.h'
+ is now installed as <ft2build.h> for Unix systems. Note that we
+ still use the `freetype2/freetype' installation path for now.
+
+ * */*.[ch]: Now using <ft2build.h> as the default build and setup
+ configuration file in all public headers. Internal source files
+ still need some changes though.
+
+ * builds/devel/ft2build.h, builds/devel/ftoption.h: Created a new
+ directory to hold all development options for both the Unix and
+ Win32 developer builds.
+
+ * builds/win32/detect.mk, builds/win32/w32-bccd.mk,
+ builds/win32/w32-dev.mk: Changed the developer build targets to
+ `devel-gcc' and `devel-bcc' in order to be able to develop with the
+ Borland C++ compiler.
+
+2000-12-01 David Turner <david.turner@freetype.org>
+
+
+ * Version 2.0.1 released.
+ =========================
+
+
+ * builds/unix/configure.in, builds/unix/configure,
+ builds/cygwin/configure.in, builds/cygwin/configure: Setting
+ `version_info' to 6:1:0 for the 2.0.1 release.
+
+ * CHANGES: Added a summary of changes between 2.0.1 and 2.0.
+
+ * builds/unix/ftconfig.in, builds/cygwin/ftconfig.in: Changes
+ to allow compilation under Unix with the Unix-specific config
+ files.
+
+2000-12-01 Werner Lemberg <wl@gnu.org>
+
+ * INSTALL: Revised.
+ * builds/compiler/bcc-dev.mk, builds/compiler/visualage.mk,
+ builds/compiler/bcc.mk, builds/win32/w32-bcc.mk,
+ builds/win32/w32-bccd.mk: Revised.
+ * include/freetype/config/ftbuild.h,
+ include/freetype/internal/internal.h: Revised.
+ * include/freetype/ftimage.h: Updated to new header inclusion scheme.
+
+2000-11-30 Werner Lemberg <wl@gnu.org>
+
+ * builds/toplevel.mk (.PHONY): Adding `distclean'.
+ * builds/unix/detect.mk (.PHONY): Adding `devel', `unix', `lcc',
+ `setup'.
+
+2000-11-30 David Turner <david.turner@freetype.ogr>
+
+ * INSTALL: Slightly updated the quick starter documentation to
+ include IDE compilation, prevent against BSD Make, and specify `make
+ setup' instead of a single `make' for build configuration.
+
+ * include/config/ftbuild.h, include/internal/internal.h: Added new
+ configuration files used to determine the location of all public,
+ configuration, and internal header files for FreeType 2. Modified
+ all headers under `include/freetype' to reflect this change. Note
+ that we still need to change the library source files themselves
+ though.
+
+ * builds/compiler/bcc.mk, builds/compiler/bcc-dev.mk,
+ builds/win32/w32-bcc.mk, builds/win32/w32-bccd.mk,
+ builds/win32/detect.mk: Added new files to support compilation with
+ the free Borland C++ command-line compiler. Modified the detection
+ rules to recognize the new `bcc32' target in `make setup bcc32'.
+
+ * src/sfnt/ttcmap.c, src/sfnt/ttpost.c, src/sfnt/ttsbit.c,
+ src/truetype/ttobjs.c, src/truetype/ttgload.c,
+ src/truetype/ttinterp.c: Fixed a few comparisons that Borland C++
+ didn't really like. Basically, this compiler complains when FT_UInt
+ is compared to FT_UShort (apparently, it promotes `UShort' to `Int'
+ in these cases).
+
+2000-11-30 Tom Kacvinsky <tkacvins@freetype.org>
+
+ * t2objs.c (T2_Init_Face): Added calculation of `face->height' for
+ pure CFF fonts.
+
+ * t1objs.c (T1_Init_Face): Fixed computation of `face->height'.
+
+2000-11-29 David Turner <david.turner@freetype.org>
+
+ * src/base/ftbbox.c (BBox_Conic_Check): Fixed a really stupid
+ bug in the formula used to compute the conic Bézier extrema
+ of non-monotonous arcs.
+
+2000-11-29 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftcalc.c (FT_SqrtFixed), src/base/ftobjs.c
+ (FT_Set_Renderer): Use FT_EXPORT_DEF.
+ * src/cache/ftcimage.c (FTC_Image_Cache_Lookup),
+ src/cache/ftcmanag.c (FTC_Manager_Done, FTC_Manager_Reset,
+ FTC_Manager_Lookup_Face, FTC_Manager_Lookup_Size,
+ FTC_Manager_Register_Cache), src/cache/ftcsbits.c
+ (FTC_SBit_Cache_Lookup): Ditto.
+
+ * src/include/freetype/cache/ftcglyph.h (FTC_GlyphNode_Init),
+ src/include/freetype/ftmac.h (FT_New_Face_From_FOND): Use FT_EXPORT.
+
+2000-11-29 Werner Lemberg <wl@gnu.org>
+
+ * src/sfnt/sfdriver.c: Include ttsbit.h and ttpost.h only
+ conditionally.
+
+ * src/truetype/ttdriver.c (Set_Char_Sizes, Set_Pixel_Sizes): Set
+ `size->strike_index' only conditionally.
+
+ * src/type1/t1driver.c, src/type1/t1objs.c: Include t1afm.h only
+ conditionally.
+
+ * src/winfonts/winfnt.h: Move all type definitions to...
+ * src/include/freetype/internal/fnttypes.h: New file.
+ * src/winfonts/winfnt.c: Use it.
+
+2000-11-29 ??? ??? <darin@eazel.com>
+
+ * include/freetype/internal/ftdebug.h: Replaced FT_CAT and FT_XCAT
+ with a direct solution (which also satisfies picky compilers).
+
+2000-11-28 YAMANO-UCHI Hidetoshi <mer@din.or.jp>
+
+ * src/truetype/ttobjs.c (TT_Init_Size): Fix #ifdef's to work with
+ disabled interpreter also.
+
+ * src/base/ftnames.c (FT_Get_Sfnt_Name_Count): Fix incorrect
+ parentheses.
+
+2000-11-26 Tom Kacvinsky <tkacvins@freetype.org>
+
+ * src/cff/t2gload.c (T2_Parse_CharStrings): Added logic to glyph
+ width setting code to take into account even/odd argument counts
+ and glyph width operand before endchar/hmoveto/vmoveto.
+
+2000-11-26 Werner Lemberg <wl@gnu.org>
+
+ * builds/ansi/ansi.mk: Fix inclusion order of files.
+
+2000-11-26 Keith Packard <keithp@keithp.com>
+
+ * src/type1/t1objs.c (T1_Init_Face): Compute style flags.
+
+2000-11-26 Werner Lemberg <wl@gnu.org>
+
+ * builds/compiler/ansi-cc.mk (CLEAN_LIBRARY): Fix rule and
+ conditional.
+
+2000-11-23 Werner Lemberg <wl@gnu.org>
+
+ * src/type1/t1load.c (parse_subrs, parse_charstrings): Use decrypt
+ function from PSAux module.
+
+ * src/type1/t1parse.c (T1_Done_Parse): Renamed to...
+ (T1_Finalize_Parser): New function (to avoid name clash with a
+ function in the PSAux module).
+ (T1_Decrypt): Removed since it is duplicated in the PSAux module.
+ (T1_Get_Private_Dict): Added `psaux' as new parameter; use decrypt
+ function from PSAux module.
+
+ * src/type1/t1parse.h: Adapted.
+
+2000-11-22 Tom Kacvinsky <tkacvins@freetype.org>
+
+ * src/cff/t2objs.c (T2_Init_Face): For pure CFF fonts, set
+ `root->num_faces' to `cff->num_faces' and set `units_per_EM'
+ to 1000.
+
+ * src/cff/t2parse.c (parse_t2_real): Fixed real number parsing
+ loop.
+
+ * src/cff/t2load.c (T2_Get_String): Called T2_Get_Name with a
+ sid that was off by one.
+
+2000-11-16 David Turner <david@freetype.org>
+
+ * src/autohint/ahtypes.h (AH_Hinter): Added new fields to control
+ auto-hinting of synthetic Type 1 fonts.
+
+ * src/autohint/ahhint.c (ah_hinter_load, ah_hinter_load_glyph):
+ Added auto-hinting support of synthetic Type 1 fonts.
+
+2000-11-12 Tom Kacvinsky <tkacvins@freetype.org>
+
+ * src/sfnt/ttload.c (TT_LookUp_Table, TT_Load_Generic_Table): Change
+ tracing output.
+
+ * src/sfnt/sfobjs.c (SFNT_Load_Face): Set boolean variable
+ `has-outline' to true only if the font has a `glyf' or `CFF ' table.
+
+2000-11-11 Werner Lemberg <wl@gnu.org>
+
+ * builds/win32/visualc/freetype.dsp: Fix raster1->raster and
+ type1z->type1.
+
+2000-11-11 Tom Kacvinsky <tkacvins@freetype.org>
+
+ * builds/unix/freetype-config.in, builds/cygwin/freetype-config.in:
+ Added a --libtool option. When freetype-config --libtool is
+ invoked, the absolute path to the libtool convenience library
+ is returned.
+
+2000-11-11 Werner Lemberg <wl@gnu.org>
+
+ * builds/cygwin/cygwin-def.in: Same fix as previous.
+
+2000-11-10 Tom Kacvinsky <tkacvins@freetype.org>
+
+ * builds/unix/unix-def.in: Add
+
+ INSTALL_PROGRAM := @INSTALL_PROGRAM@
+ INSTALL_SCRIPT := @INSTALL_SCRIPT@
+
+ so that installation of freetype-config does not fail.
+
+2000-11-10 Werner Lemberg <wl@gnu.org>
+
+ * builds/cygwin/freetype-config.in, builds/unix/freetype-config.in:
+ Move test down for empty --exec-prefix.
+ Fix --version.
+
+ * builds/cygwin/install.mk, builds/unix/install.mk: Use
+ $(INSTALL_SCRIPT) for installation of freetype-config.
+
+ * builds/cygwin/install.mk: Fix clean target names.
+
+2000-11-09 David Turner <david@freetype.org>
+
+
+ * Version 2.0 released.
+ =======================
+
+----------------------------------------------------------------------------
+
+Copyright 2000, 2001, 2002, 2007 by
+David Turner, Robert Wilhelm, and Werner Lemberg.
+
+This file is part of the FreeType project, and may only be used, modified,
+and distributed under the terms of the FreeType project license,
+LICENSE.TXT. By continuing to use, modify, or distribute this file you
+indicate that you have read the license and understand and accept it
+fully.
+
+
+Local Variables:
+version-control: never
+coding: utf-8
+End:
--- /dev/null
+2005-06-08 Werner Lemberg <wl@gnu.org>
+
+
+ * Version 2.1.10 released.
+ ==========================
+
+
+ * src/pcf/readme: Renamed to...
+ * src/pcf/README: This.
+
+2005-06-07 Detlef Würkner <TetiSoft@apg.lahn.de>
+
+ * builds/amiga/*: Added copyright notes, reworked some comments.
+
+2005-06-05 Werner Lemberg <wl@gnu.org>
+
+ * Add copyright notices to all files which don't have one.
+
+ * docs/license.txt: Renamed to...
+ * docs/LICENSE.TXT: This.
+ * docs/FTL.txt: Renamed to...
+ * docs/FTL.TXT: This.
+ * docs/GPL.txt: Renamed to...
+ * docs/GPL.TXT: This.
+
+ * docs/PATENTS: Slightly reworded. Suggested by Sylvain Beucler
+ <beuc@gnu.org>.
+
+2005-06-04 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/ftimage.h (FT_Outline_MoveToFunc,
+ FT_Outline_LineToFunc, FT_Outline_ConicToFunc,
+ FT_Outline_CubicToFunc, FT_Raster_RenderFunc),
+ include/freetype/ftrender.h (FT_Glyph_TransformFunc,
+ FT_Renderer_RenderFunc, FT_Renderer_TransformFunc): Don't use
+ `const' to stay compatible with FreeType 2.1.9.
+
+2005-06-01 Adam D. Moss <adam@gimp.org>
+
+ * src/base/ftstroke.c (ft_stroker_inside): Revert `sigma' patch from
+ 2004-07-11; this gives much better results under normal
+ circumstances.
+
+2005-05-30 Chia I Wu <b90201047@ntu.edu.tw>
+
+ * include/freetype/ftbitmap.h (FT_Bitmap_Embolden): Minor
+ documentation improvements.
+
+ * include/freetype/ftoutln.h (FT_Outline_Embolden): Fix typos.
+
+ * src/base/ftbitmap.c (FT_Bitmap_Embolden): Add support for bitmap
+ of pixel_mode FT_PIXEL_MODE_GRAY2 or FT_PIXEL_MODE_GRAY4.
+ If xstr is larger than 8 and bitmap is of pixel_mode
+ FT_PIXEL_MODE_MONO, set xstr to 8 instead of returning error.
+
+2005-05-29 Chia I Wu <b90201047@ntu.edu.tw>
+
+ * src/base/ftbitmap.c (FT_Bitmap_Embolden): Fix emboldening bitmap
+ of mode FT_PIXEL_MODE_GRAY. Also add support for mode
+ FT_PIXEL_MODE_LCD and FT_PIXEL_MODE_LCD_V.
+ (ft_bitmap_assure_buffer): FT_PIXEL_MODE_LCD and FT_PIXEL_MODE_LCD_V
+ should have ppb (pixel per byte) 1.
+ Zero the padding when there's no need to allocate memory.
+
+ * src/base/ftsynth.c (FT_GlyphSlot_Embolden): Handle slot->advance
+ too.
+ More suited emboldening strength.
+
+2005-05-28 Chia I Wu <b90201047@ntu.edu.tw>
+
+ * src/base/ftbitmap.c (FT_Bitmap_Embolden): Handle negative pitch.
+ Handle FT_PIXEL_MODE_GRAY with num_gray != 256.
+ Improve speed for FT_PIXEL_MODE_GRAY.
+ (ft_bitmap_assure_buffer): Accept FT_PIXEL_MODE_LCD and
+ FT_PIXEL_MODE_LCD_V.
+
+2005-05-27 Chia I Wu <b90201047@ntu.edu.tw>
+
+ * src/base/ftsynth.c (FT_GlyphSlot_Embolden): Initialize `error'.
+
+ * src/base/ftobjs.c (ft_cmap_done_internal): New function.
+ (FT_CMap_Done): Remove cmap from cmap list.
+ (destroy_charmaps, FT_CMap_New): Don't call FT_CMap_Done but
+ ft_cmap_done_internal.
+
+2005-05-26 Werner Lemberg <wl@gnu.org>
+
+ * docs/GPL.txt: Update postal address of FSF.
+
+2005-05-26 Chia I Wu <b90201047@ntu.edu.tw>
+
+ * include/freetype/ftbitmap.h (FT_Bitmap_Embolden): Improve
+ documentation.
+
+ * src/base/ftsynth.c (FT_BOLD_THRESHOLD): Removed.
+ (FT_GlyphSlot_Embolden): Check whether slot is bitmap owner.
+ Always modify the metrics.
+
+2005-05-24 Werner Lemberg <wl@gnu.org>
+
+ * docs/CHANGES: Updated.
+
+2005-05-24 Chia I Wu <b90201047@ntu.edu.tw>
+
+ * include/freetype/ftbitmap.h (FT_Bitmap_Embolden): New declaration.
+
+ * include/freetype/ftoutln.h (FT_Outline_Embolden): New declaration.
+
+ * src/base/ftbitmap.c (ft_bitmap_assure_buffer): New auxiliary
+ function.
+ (FT_Bitmap_Embolden): New function.
+
+ * src/base/ftoutln.c (FT_Outline_Embolden): New function.
+
+ * src/base/ftsynth.c: Don't include FT_INTERNAL_CALC_H and
+ FT_TRIGONOMETRY_H but FT_BITMAP_H.
+ (FT_GlyphSlot_Embolden): Use FT_Outline_Embolden or
+ FT_Bitmap_Embolden.
+
+2005-05-24 Werner Lemberg <wl@gnu.org>
+
+ * configure: Always remove config.mk, builds/unix/unix-def.mk, and
+ builds/unix/unix-cc.mk. This fixes repeated calls of the script.
+ Reported by Nelson Beebe and Behdad Esfahbod.
+
+ * README.CVS: Mention file permissions.
+
+2005-05-23 Werner Lemberg <wl@gnu.org>
+
+ * builds/amiga/makefile.os4 (WARNINGS), builds/compiler/gcc-dev.mk
+ (CFLAGS), builds/compiler/gcc.mk (CFLAGS): Remove
+ -fno-strict-aliasing.
+
+ * src/sfnt/rules.mk (SFNT_DRV_SRC): Don't include ttsbit0.c --
+ it is currently loaded from ttsbit.c.
+
+2005-05-23 Behdad Esfahbod <behdad@cs.toronto.edu>
+
+ Say you have `(Foo*)x' and want to assign, pass, or return it as
+ `(Bar*)'. If you simply say `x' or `(Bar*)x', then the C compiler
+ would warn you that type casting incompatible pointer types breaks
+ strict-aliasing. The solution is to cast to `(void*)' instead which
+ is the generic pointer type, so the compiler knows that it should
+ make no strict-aliasing assumption on `x'. But the problem with
+ `(void*)x' is that seems like in C++, unlike C, `void*' is not a
+ generic pointer type and assigning `void*' to `Bar*' without a cast
+ causes an error. The solution is to cast to `Bar*' too, with
+ `(Bar*)(void*)x' as the result -- this is what the patch does.
+
+ * include/freetype/cache/ftccache.h (FTC_CACHE_LOOKUP_CMP),
+ include/freetype/cache/ftcmru.h (FTC_MRULIST_LOOKUP_CMP): Remove
+ cast on lvalue, use a temporary pointer instead.
+ Cast temporarily to (void*) to not break strict aliasing.
+
+ * include/freetype/internal/ftmemory.h (FT_MEM_ALLOC,
+ FT_MEM_REALLOC, FT_MEM_QALLOC, FT_MEM_QREALLOC, FT_MEM_FREE),
+ src/base/ftglyph.c (FT_Glyph_To_Bitmap): Cast temporarily to (void*)
+ to not break strict aliasing.
+
+ * src/base/ftinit.c (FT_USE_MODULE): Fix wrong type information.
+
+ * builds/unix/configure.ac (XX_CFLAGS): Remove -fno-strict-aliasing.
+
+2005-05-23 David Turner <dturner@freetype.org>
+
+ Fix Savannah bug #12213 (incorrect behaviour of the cache sub-system
+ in low-memory conditions).
+
+ * include/freetype/cache/ftccache.h (FTC_CACHE_TRYLOOP,
+ FTC_CACHE_TRYLOOP_END): New macros.
+
+ * src/cache/ftccache.c (FTC_Cache_NewNode), src/cache/ftcsbits.c
+ (ftc_snode_compare): Use FT_CACHE_TRYLOOP and FTC_CACE_TRYLOOP_END.
+
+2005-05-23 Werner Lemberg <wl@gnu.org>
+
+ * src/base/rules.mk (BASE_SRC): Don't add ftsynth.c here but...
+ (BASE_EXT_SRC): Here.
+
+2005-05-22 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftrfork.c (raccess_guess_apple_generic): Mark
+ `version_number' and `entry_length' as unused.
+ (raccess_guess_linux_double_from_file_name): Remove `memory'.
+ (raccess_make_file_name): Mark `error' as unused.
+
+ * src/bdf/bdflib.c (_bdf_parse_properties): Remove `memory'.
+
+ * src/cid/cidobjs.c (cid_face_init): Remove `psnames'.
+
+ * src/sfnt/sfobjs.c (sfnt_load_face): Remove `memory'.
+
+ * src/truetype/ttgxvar.c (ft_var_readpackedpoints,
+ ft_var_readpackeddeltas, ft_var_load_avar): Mark `error' as unused.
+
+ * src/base/rules.mk (BASE_SRC): Add ftsynth.c.
+
+2005-05-21 David Turner <david@freetype.org>
+
+ * src/base/ftsynth.c (FT_GlyphSlot_Embolden): Fix a bug that
+ produced unpleasant artefacts when trying to embolden very sharp
+ corners.
+
+2005-05-20 Werner Lemberg <wl@gnu.org>
+
+ * docs/CHANGES: Updated.
+
+2005-05-20 Chia I Wu <b90201047@ntu.edu.tw>
+
+ * src/base/ftbitmap.c: Don't include FT_FREETYPE_H and FT_IMAGE_H
+ but FT_BITMAP_H.
+ (FT_Bitmap_Copy): New function (from ftglyph.c).
+
+ * include/freetype/ftbitmap.h (FT_Bitmap_Copy): New public
+ definition.
+
+ * src/base/ftglyph.c: Include FT_BITMAP_H.
+ (ft_bitmap_copy): Move to ftbitmap.c.
+ (ft_bitmap_glyph_init): Remove `memory' variable.
+ Create new bitmap object if FT_GLYPH_OWN_BITMAP isn't set.
+ (ft_bitmap_glyph_copy): Use FT_Bitmap_Copy.
+ (ft_bitmap_glyph_done): Use FT_Bitmap_Done.
+ (ft_outline_glyph_init): Use FT_Outline_Copy.
+
+ * src/base/ftoutln.c (FT_Outline_Copy): Handle source == target.
+ (FT_Outline_Done_Internal): Check for valid `memory' pointer.
+ (FT_Outline_Translate, FT_Outline_Reverse, FT_Outline_Render,
+ FT_Outline_Transform): Check for valid `outline' pointer.
+
+ * src/base/ftobjs.c (FT_New_GlyphSlot): Prepend glyph slot to
+ face->glyph, otherwise a new second glyph slot cannot be created.
+ (FT_Done_GlyphSlot): Fix memory leak.
+ (FT_Open_Face): Updated -- face->glyph is already managed by
+ FT_New_GlyphSlot.
+
+ * src/type42/t42objs.c (T42_GlyphSlot_Done): Updated.
+
+2005-05-20 Kirill Smelkov <kirr@mns.spb.ru>
+
+ * include/freetype/ftimage.h (FT_Raster_Params),
+ include/freetype/ftoutln.h (FT_Outline_Translate,
+ FT_Outline_Transform), src/base/ftoutln.c (FT_Outline_Translate,
+ FT_Outline_Transform): Decorate parameters with `const' where
+ appropriate.
+ Update all callers.
+
+ * src/raster/ftraster.c (ft_black_reset), src/smooth/ftgrays.c
+ (gray_raster_reset): Remove `const' from `pool_base' argument.
+
+2005-05-18 Kirill Smelkov <kirr@mns.spb.ru>
+
+ * src/raster/ftmisc.h: New file. Only needed if ftraster.c is
+ compiled as stand-alone.
+
+ * src/raster/ftraster.c: Add comment how to compile as stand-alone.
+ s/FT_CONFIG_OPTION_STATIC_RASTER/FT_STATIC_RASTER/.
+ s/TT_STATIC_RASTER/FT_STATIC_RASTER/.
+ [_STANDALONE_]: Include ftimage.h and ftmisc.h.
+ (FT_TRACE1, FT_TRACE6, ft_memset, FT_MEM_ZERO): Define
+ conditionally.
+ (Render_Glyph, Render_Gray_Glyph): Return Raster_Err_None (or
+ Raster_Err_Unsupported).
+ (ft_black_new) [_STANDALONE_]: Fix type of `the_raster'.
+ (ft_black_init, ft_black_reset, ft_black_set_mode, ft_black_render):
+ Use `ras', not `raster'.
+ (ft_black_done): Use FT_UNUSED_RASTER.
+ (Horizontal_Sweep_Init, Horizontal_Sweep_Step,
+ Horizontal_Gray_Sweep_Span): Use FT_UNUSED_RASTER.
+
+2005-05-18 Werner Lemberg <wl@gnu.org>
+
+ * docs/announce: Start updating.
+
+ * docs/CHANGES: Updated.
+
+2005-05-16 Vitaliy Pasternak <v_a_pasternak@mail.ru>
+
+ * builds/win32/visualc/freetype.vcproj: Updated.
+ Exclude debug info for `Release' versions to reduce library size.
+
+2005-05-16 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftobjs.c (FT_Open_Face): Make it work as documented, this
+ is, ignore `aface' completely if face_index < 0. Reported by David
+ Osborn <spam@habitualhiatus.com>.
+
+2005-05-16 Kirill Smelkov <kirr@mns.spb.ru>
+
+ * include/freetype/ftimage.h (FT_Outline_MoveToFunc,
+ FT_Outline_LineTo_Func, FT_Outline_ConicToFunc,
+ FT_Outline_CubicToFunc), src/smooth/ftgrays.c (gray_render_conic,
+ gray_render_cubic, gray_move_to, gray_line_to, gray_conic_to,
+ gray_cubic_to, gray_render_span, gray_sweep): Decorate parameters
+ with `const' where appropriate.
+
+2005-05-11 Kirill Smelkov <kirr@mns.spb.ru>
+
+ * include/freetype/ftimage.h (FT_Raster_RenderFunc),
+ include/freetype/ftrender.h (FT_Glyph_TransformFunc,
+ FT_Renderer_Render_Func, FT_Renderer_TransformFunc),
+ src/base/ftglyph.c (ft_outline_glyph_transform),
+ src/raster/ftrend1.c (ft_raster1_transform, ft_raster1_render),
+ src/smooth/ftgrays.c (FT_Outline_Decompose, gray_raster_render),
+ src/smooth/ftsmooth.c (ft_smooth_transform,
+ ft_smooth_render_generic, ft_smooth_render, ft_smooth_render_lcd,
+ ft_smooth_render_lcd_v): Decorate parameters with `const' where
+ appropriate.
+
+ * src/raster/ftraster.c (RASTER_RENDER_POOL): Removed. Obsolete.
+ (ft_black_render): Decorate parameters with `const' where
+ appropriate.
+
+2005-05-11 Werner Lemberg <wl@gnu.org>
+
+ * src/sfnt/ttcmap.c (tt_cmap4_set_range): Fix typo (FT_PEEK_SHORT ->
+ FT_PEEK_USHORT) which caused crashes. Reported by Ismail Donmez
+ <ismail@kde.org.tr>.
+
+2005-05-08 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/internal/ftserv.h (FT_FACE_FIND_GLOBAL_SERVICE)
+ [__cplusplus]: Fix typo.
+
+2005-05-07 Werner Lemberg <wl@gnu.org>
+
+ Handle unsorted SFNT type 4 cmaps correctly (reported by Dirck
+ Blaskey <listtarget@danbala.com>).
+
+ * src/sfnt/ttcmap.h (TT_CMap): Add member `unsorted'.
+ * src/sfnt/ttcmac.c: Use SFNT_Err_Ok where appropriate.
+
+ (tt_cmap0_validate, tt_cmap2_validate, tt_cmap6_validate,
+ tt_cmap8_validate, tt_cmap10_validate, tt_cmap12_validate): Use
+ `FT_Error' as return type.
+ (tt_cmap4_validate): Use `FT_Error' as return type.
+ Return error code for unsorted cmap.
+ (tt_cmap4_char_index, tt_cmap4_char_next): Use old code for unsorted
+ cmaps.
+ (tt_face_build_cmaps): Set `unsorted' variable in cmap.
+
+2005-05-07 Werner Lemberg <wl@gnu.org>
+
+ * src/truetype/ttpload.c (tt_face_get_location): Fix typo.
+
+2005-05-06 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cffobjs.c (cff_face_init): Set ppem value in top
+ dictionary for SFNT-based CFF.
+
+2005-05-05 Werner Lemberg <wl@gnu.org>
+
+ Handle malformed `loca' table entries.
+
+ * docs/TODO: Add some bugs which should be fixed.
+
+ * include/freetype/internal/tttypes.h (TT_FaceRec): Add `glyf_len'
+ element.
+
+ * src/truetype/ttpload.c (tt_face_load_loca): Get length of `glyf'
+ table.
+ (tt_face_get_location): Fix computation of `asize' for malformed
+ `loca' entries.
+
+2005-05-01 David Turner <david@freetype.org>
+
+ * Jamfile: Remove `otvalid' from the list of compiled modules.
+
+ * include/freetype/internal/ftserv.h: Add compiler pragmas to get
+ rid of annoying warnings with Visual C++ compiler in maximum warning
+ mode.
+
+ * src/autofit/afhints.c, src/autofit/aflatin.c, src/base/ftstroke.c,
+ src/bdf/bdfdrivr.c, src/cache/ftcbasic.c, src/cache/ftccmap.c,
+ src/cache/ftcmanag.c, src/cff/cffload.c, src/cid/cidload.c,
+ src/lzw/zopen.c, src/otvalid/otvgdef.c, src/pcf/pcfread.c,
+ src/sfnt/sfobjs.c, src/truetype/ttgxvar.c: Remove compiler warnings.
+
+2005-04-28 Werner Lemberg <wl@gnu.org>
+
+ * docs/TODO: Updated.
+
+2005-04-24 Werner Lemberg <wl@gnu.org>
+
+ * src/otvalid/otvcommn.c
+ (otv_GSUBGPOS_have_MarkAttachmentType_flag): Handle table == 0.
+
+2005-04-16 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cffobjs.c (cff_face_init): Set default upem value in top
+ font dict also.
+ Handle font matrix settings in subfonts.
+
+ * src/cff/cffgload.c (cff_slot_load): Use the correct font matrix
+ for CID-keyed fonts with subfonts.
+
+ * docs/formats.txt: Updated.
+
+2005-04-14 Kirill Smelkov <kirr@mns.spb.ru>
+
+ * include/freetype/freetype.h (FT_Vector_Transform),
+ include/freetype/ftimage.h (FT_Raster_Params),
+ include/freetype/ftoutln.h, src/base/ftoutln.c (FT_Outline_Get_CBox,
+ FT_Outline_Copy, FT_Outline_Transform, FT_Vector_Transform,
+ FT_Outline_Get_Bitmap), src/raster/ftraster.c (ft_black_render),
+ src/smooth/ftgrays.c (gray_raster_render): Decorate parameters with
+ `const' where appropriate.
+
+2005-04-14 Werner Lemberg <wl@gnu.org>
+
+ * src/type1/t1load.c (parse_charstrings): Catch this non-standard
+ beginning of the /CharStrings dictionary:
+
+ /CharStrings 118 dict def
+ Private begin
+ CharStrings begin
+
+ * src/sfnt/ttsbit0.c (tt_sbit_decoder_load_image): Fix arguments
+ to call of tt_sbit_decoder_load_bitmap.
+
+2005-04-13 Werner Lemberg <wl@gnu.org>
+
+ * docs/TODO: Updated.
+
+ * autogen.sh: Use `--force' for all commands.
+
+2005-04-09 Werner Lemberg <wl@gnu.org>
+
+ * src/pshinter/pshalgo.c (ps_hints_apply): Change scaling values
+ only if `fitted' is not zero.
+
+2005-04-06 Werner Lemberg <wl@gnu.org>
+
+ * src/truetype/ttgload.c (tt_face_get_metrics) [FT_OPTIMIZE_MEMORY]:
+ Fix typo which sometimes causes wrong metrics for the last glyph.
+
+2005-04-04 David Turner <david@freetype.org>
+
+ * devel/ftoption.h, include/freetype/config/ftoption.h
+ (FT_OPTIMIZE_MEMORY): Comment out this macro for the upcoming 2.1.10
+ release.
+ (*_CHESTER_*): Removed. No longer used.
+
+ * src/autofit/afhints.c (af_axis_hints_new_segment,
+ af_axis_hints_new_edge): Small tweak to use less heap memory.
+
+2005-04-03 Werner Lemberg <wl@gnu.org>
+
+ * src/type1/t1parse.c (T1_New_Parser): Relax the check for a valid
+ first line in the font.
+
+2005-04-03 Werner Lemberg <wl@gnu.org>
+
+ * docs/CHANGES, include/freetype/freetype.h: Improve documentation
+ of FT_Set_Pixel_Sizes and FT_Set_Char_Size.
+
+2005-03-26 Detlef Würkner <TetiSoft@apg.lahn.de>
+
+ * builds/amiga/src/base/ftsystem.c (ft_amiga_stream_io): Fix buffer
+ offsets after a large read.
+
+2005-03-26 Werner Lemberg <wl@gnu.org>
+
+ * src/autofit/afglobal.c (af_face_globals_get_metrics):
+ s/index/gidx/.
+
+ * src/sfnt/ttsbit0.c (tt_sbit_decoder_load_image): Fix compiler
+ warnings.
+
+ * src/sfnt/rules.mk (SFNT_DRV_SRC): Add ttsbit0.c.
+
+ * src/sfnt/ttsbit0.h: Dummy file for build with `make'.
+
+2005-03-26 Detlef Würkner <TetiSoft@apg.lahn.de>
+
+ Update of the Amiga port.
+
+ * builds/amiga/makefile, builds/amiga/makefile.os4,
+ builds/amiga/smakefile: Included the base extension files
+ (ftbitmap.c, ftotval.c, ftpfr.c, ftstroke.c, ftxf86.c).
+
+2005-03-25 Detlef Würkner <TetiSoft@apg.lahn.de>
+
+ Update of the Amiga port.
+
+ * builds/amiga/makefile, builds/amiga/smakefile: Handle new modules.
+
+ * builds/amiga/makefile.os4: Makefile for AmigaOS4 SDK.
+
+ * builds/amiga/README: Updated.
+
+ * builds/amiga/include/freetype/config/ftconfig.h: Handle gcc for
+ AmigaOS4.
+
+ * builds/amiga/include/freetype/config/ftmodule.h: Handle new
+ modules.
+
+ * builds/amiga/src/base/ftdebug.c: Updated to current version of
+ default ftdebug.c.
+ Add various include files and macros to have proper support for
+ both AmigaOS4 and older AmigaOS versions.
+ Don't declare KVPrintF explicitly.
+ Replace getenv with GetVar.
+ Actually enable debugging code.
+
+ * builds/amiga/src/base/ftsystem.c: Major rewrite.
+
+2005-03-23 Werner Lemberg <wl@gnu.org>
+
+ * tests/*: Removed.
+
+2005-03-23 Werner Lemberg <wl@gnu.org>
+
+ * docs/CHANGES, docs/INSTALL.ANY: Updated.
+
+ * include/freetype/ftmoderr.h: Replace `Autohint' with `Autofit'.
+ Add `OTvalid'.
+
+ * src/autofit/aferrors.h: New file.
+
+ * src/autofit/afglobal.c, src/autofit/afhints.c,
+ src/autofit/aflatin.c, src/autofit/afloader.c: s/FT_Err_/AF_Err_/.
+ Include aferrors.h.
+
+ * src/autofit/rules.mk (AUTOF_DRV_H): Include aferrors.h.
+
+ * src/otvalid/otverror.h: s/FT_Mod_Err_OTV/FT_Mod_Err_OTvalid/.
+
+2005-03-22 David Turner <david@freetype.org>
+
+ * src/autohint/*: Removed.
+ * Jamfile: Updated.
+
+2005-03-15 David Turner <david@freetype.org>
+
+ * src/bdf/bdflib.c: Remove compiler warnings.
+ (hash_rehash, hash_init): Don't call FT_MEM_ZERO.
+ (_bdf_list_t): Add `memory' field.
+ (_bdf_list_init, _bdf_list_done, _bdf_list_ensure): New functions.
+ (_bdf_shift, _bdf_join): Rename to...
+ (_bdf_list_shift, _bdf_list_join): This.
+ (_bdf_split): Renamed to...
+ (_bdf_list_split): This. Use new functions.
+ (bdf_internal_readstream): Removed.
+ (NO_SKIP): New macro.
+ (_bdf_readstream): Rewritten.
+ (bdf_create_property, _bdf_add_comment): Improve allocation.
+ (_bdf_set_default_spacing, _bdf_parse_glyphs): Updated. Improve
+ allocation.
+ (_bdf_parse_properties, _bdf_parse_start): Updated.
+ (bdf_load_font): Updated to use new functions.
+
+ * src/type1/t1parse.c (check_type1_format): New function.
+ (T1_New_Parser): Use it to check font header before allocating
+ anything on the heap.
+
+ * src/type42/t42parse.c (t42_parser_init): Modify functions to check
+ the font header before allocating anything on the heap.
+
+ * include/freetype/internal/ftmemory.h (FT_ARRAY_MAX,
+ FT_ARRAY_CHECK): New macros.
+
+ * src/base/ftstream.c (FT_Stream_TryRead): New function.
+ * include/freetype/internal/ftstream.h: Updated.
+
+ * src/pcf/pcfread.c (pcf_read_TOC), src/pcf/pcfutil.c
+ (BitOrderInvert, TwoByteSwap, FourByteSwap): Minor fixes and
+ simplifications. Try to protect the PCF driver from doing stupid
+ things with broken fonts.
+
+ * src/lzw/ftlzw.c (FT_Stream_OpenLZW): Check the LZW header before
+ doing anything else. This avoids unnecessary heap allocations
+ (400KByte of heap memory for the LZW decoder).
+
+ * src/gzip/ftgzip.c (FT_Stream_OpenGZip): Ditto for the gzip
+ decoder, although the code savings are smaller.
+
+ * docs/CHANGES: Updated.
+
+2005-03-10 David Turner <david@freetype.org>
+
+ * src/tools/glnames.py: Add comment to explain the compression
+ being used for the Adobe Glyph List.
+
+2005-03-10 Werner Lemberg <wl@gnu.org>
+
+ * src/truetype/ttpload.c (tt_face_load_cvt, tt_face_load_fpgm):
+ Fix serious typo which prevented correct TT rendering.
+
+ * include/freetype/internal/ftmemory.h: Undo change from 2005-03-03.
+ To suppress warnings it is sufficient to use `-fno-strict-aliasing'.
+
+2005-03-10 Werner Lemberg <wl@gnu.org>
+
+ * src/tools/glnames.py: Formatted.
+ Format output to be in sync with other FreeType code.
+ Import `re' and `os.path'.
+ (StringTable) <__init__>: Add parameter to initialize master table
+ name.
+ (StringTable) <dump>: Don't pass master table name.
+ (StringTable) <dump_sublist>: Emit explanatory comment.
+ Simplify and make output more human readable.
+ (t1_bias, glyph_list, adobe_glyph_names): Removed. Unused.
+ (main): Use `basename' for file name in header.
+
+ * src/psnames/pstables.h: Regenerated.
+
+2005-03-09 David Turner <david@freetype.org>
+
+ * src/tools/glnames.py: Rewrite the generator for the `pstables.h'
+ header file which contains various constant tables related to glyph
+ names. It now uses a different, more compact storage scheme that
+ saves about 20KB. This also closes Savannah bug #12262.
+
+ * src/psnames/pstables.h: Regenerated.
+
+ * src/psnames/psmodule.c (ps_unicode_value): Use
+ `ft_get_adobe_glyph_index', a new function defined in `pstables.h'.
+ (ps_get_macintosh_name, ps_get_standard_strings): Updated.
+
+ * src/base/ftobjs.c (FT_Set_Char_Sizes): Handle fractional sizes
+ more carefully. This fixes Savannah bug #12263.
+
+2005-03-06 David Turner <david@freetype.org>
+
+ * src/otvalid/otvgsub.c, src/otvalid/otvgpos.c: Make static tables
+ constant.
+
+ * src/autofit/aflatin.c (af_latin_metrics_init): Fix Savannah bug
+ #12212 (auto-hinter refuses to work if no Unicode charmap in font).
+
+2005-03-05 Werner Lemberg <wl@gnu.org>
+
+ * autogen.sh: New script for bootstrapping.
+
+ * README.CVS: New file which documents bootstrapping.
+
+ * builds/unix/aclocal.m4, builds/unix/config.guess,
+ builds/unix/config.sub, builds/unix/configure,
+ builds/unix/ltmain.sh: Removed.
+
+2005-03-04 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftutil.c: Include FT_INTERNAL_OBJECTS_H.
+
+2005-03-03 Werner Lemberg <wl@gnu.org>
+
+ Various fixes for C and C++ compiling.
+
+ * src/autofit/*: Add copyright messages.
+
+ * src/autofit/afhints.c (af_glyph_hints_done): Don't use
+ `AF_Dimension' but `int' for loop counter.
+
+ * src/autofit/aflatin.c (af_latin_metrics_init_widths): Don't use
+ `AF_Dimension' but `int' for loop counter.
+ Use proper enumeration value for `render_mode'.
+ (af_latin_metrics_scale_dim): Don't shadow variables.
+ (af_latin_hints_compute_segments): Use proper cast for `major_dir'
+ and `segment_dir'.
+ (af_latin_align_linked_edge, af_latin_hint_edges): Fix arguments of call to
+ `af_latin_compute_stem_width'.
+ (af_latin_hints_apply): Don't use `AF_Dimension' but `int' for loop
+ counter.
+
+ * src/base/ftdbgmem.c (ft_mem_table_get_source, FT_DumpMemory): Use
+ proper cast for memory allocation.
+
+ * src/cff/cffdrivr.c (cff_get_kerning): Use proper cast for
+ initialization of `sfnt'.
+
+ * src/sfnt/sfdriver.c: Include `ttkern.h'.
+
+ * src/sfnt/ttkern.c (tt_face_get_kerning): Don't shadow variables.
+
+ * src/truetype/ttgload.c: Include `ttpload.h'.
+
+2005-03-03 David Turner <david@freetype.org>
+
+ * include/freetype/internal/ftmemory.h (FT_ALLOC, FT_REALLOC,
+ FT_QALLOC, FT_QREALLOC) [gcc >= 3.3]: Provide macro versions which
+ avoid compiler warnings.
+ (FT_NEW, FT_NEW_ARRAY, FT_RENEW_ARRAY, FT_QNEW, FT_QNEW_ARRAY,
+ FT_QRENEW_ARRAY, FT_ALLOC_ARRAY, FT_REALLOC_ARRAY): Updated.
+
+ * include/freetype/internal/ftserv.h (FT_FACE_FIND_SERVICE,
+ FT_FACE_FIND_GLOBAL_SERVICE, FT_FACE_LOOKUP_SERVICE) [__cplusplus]:
+ Provide macro versions which avoid compiler warnings.
+
+ * src/base/ftutil.c (ft_highpow2): New utility function.
+
+ * include/freetype/internal/ftobjs.h: Updated.
+
+ * src/pfr/pfrload.c (pfr_get_gindex, pfr_compare_kern_pairs,
+ pfr_sort_kerning_pairs): Don't define if FT_OPTIMIZE_MEMORY is set.
+ (pfr_phy_font_done): Don't handle `kern_pairs' if FT_OPTIMIZE_MEMORY
+ is set.
+ (pfr_phy_font_load): Don't call `pfr_sort_kerning_pairs' if
+ FT_OPTIMIZE_MEMORY is set.
+
+ * src/pfr/pfrobjs.c (pfr_slot_load): Comment out some code which
+ doesn't work with broken fonts.
+ (pfr_face_get_kerning) [FT_OPTIMIZE_MEMORY]: Implement.
+
+ * src/pfr/pfrtypes.h (PFR_KernItemRec): Optimize member types.
+ (PFR_NEXT_KPAIR): New macro.
+ (PFR_PhyFontRec): Don't define `kern_pairs' if FT_OPTIMIZE_MEMORY is
+ set.
+
+ * src/sfnt/ttsbit0.c (tt_sbit_decoder_load_image): Introduce
+ temporary variable to avoid gcc warning.
+ (tt_face_load_sbit_image): Mark unused variables with FT_UNUSED.
+
+ * src/truetype/ttpload.c (tt_face_load_loca) [FT_OPTIMIZE_MEMORY]:
+ Remove redundant variable.
+
+ * include/freetype/config/ftmodule.h: Moving the order of drivers to
+ speed up font loading. The PCF and BDF loaders are still slow and
+ consume far too much memory.
+
+2005-03-03 Werner Lemberg <wl@gnu.org>
+
+ * devel/ftoption.h: Updated to recent changes.
+
+2005-03-02 Werner Lemberg <wl@gnu.org>
+
+ * src/autofit/afdummy.c, src/autofit/afdummy.h
+ (af_dummy_script_class): Fix type.
+
+ * src/autofit/aflatin.c, src/autofit/aflatin.h
+ (af_latin_script_class): Fix type.
+
+ * src/autofit/rules.mk (AUTOF_DRV_SRC): Fix typo.
+
+2005-03-01 David Turner <david@freetype.org>
+
+ * src/sfnt/ttkern.c (tt_face_load_kern, tt_face_get_kerning),
+ src/sfnt/ttsbit0.c (tt_face_load_sbit_strikes,
+ tt_sbit_decoder_load_byte_aligned, tt_sbit_decoder_load_compound,
+ tt_sbit_decoder_load_image), src/sfnt/ttload.c
+ (tt_face_load_metrics): Remove compiler warnings
+ -- redundant variables, missing initializations, etc.
+
+ * src/sfnt/ttsbit.h: Handle FT_OPTIMIZE_MEMORY.
+
+ * src/autofit/rules.mk, src/autofit/module.mk,
+ src/autofit/afangles.h: New files.
+
+ * src/autofit/afhints.c (af_axis_hints_new_segment,
+ af_axis_hints_new_edge): New functions.
+ (af_glyph_hints_done): Do proper deallocation.
+ (af_glyph_hints_reload): Only reallocate points array. This
+ drastically reduces heap usage.
+
+ * src/autofit/afhints.h (AF_PointRec, AF_SegmentRec): Optimize
+ member types and positions.
+ (AF_AxisHintsRec): Add `max_segments' and `max_edges'.
+ (af_axis_hints_new_segment, af_axis_hints_new_edge): New prototypes.
+
+ * src/autofit/aflatin.c (af_latin_metricsc_scale): Don't call
+ AF_SCALER_EQUAL_SCALES.
+ (af_latin_hints_compute_segments): Change return type to FT_Error.
+ Update all callers.
+ Improve segment allocation.
+ (af_latin_hints_compute_edges): Change return type to FT_Error.
+ Update all callers.
+ Improve edge allocation and link handling.
+ (af_latin_hints_detect_features): Change return type to FT_Error.
+ Update all callers.
+
+ * src/autofit/aflatin.h: Updated.
+
+ * src/autofit/afloader.c (af_loader_load_g)
+ <FT_GLYPH_FORMAT_OUTLINE>: Assure axis->num_edges > 1. This fixes
+ a bug with certain fonts.
+
+ * include/freetype/config/ftmodule.h: The auto-fitter is now the
+ only supported auto-hinting module.
+
+ * include/freetype/config/ftstdlib.h (FT_INT_MAX): New macro.
+
+2005-02-28 Werner Lemberg <wl@gnu.org>
+
+ * src/truetype/ttpload.c (tt_face_load_loca): Fix typo.
+
+ * src/sfnt/ttkern.c: Include `ttkern.h'.
+ (FT_COMPONENT): Updated.
+
+ * include/freetype/internal/fttrace.h: Add entry for `ttkern'.
+
+ * src/sfnt/ttsbit0.c: s/FT_Err_/SFNT_Err_/.
+ Decorate constants with `U' and `L' where necessary.
+
+ * src/sfnt/ttcmap.c (tt_cmap4_next): Remove unused variable.
+
+2005-02-28 David Turner <david@freetype.org>
+
+ * src/base/ftdbgmem.c (FT_DumpMemory): Added sorting of memory
+ sources according to decreasing maximum cumulative allocations.
+ (ft_mem_source_compare): New auxiliary function.
+
+ * src/sfnt/ttsbit0.c: New file, implementing a heap-optimized
+ embedded bitmap loader.
+
+ * src/sfnt/ttsbit.c: Include `ft2build.h', FT_INTERNAL_DEBUG_H,
+ FT_INTERNAL_STREAM_H, FT_TRUETYPE_TAGS_H.
+ Load `ttsbit0.c' if FT_OPTIMIZE_MEMORY is set, otherwise use
+ file contents.
+ (tt_face_load_sbit_strikes): Set up root fields to indicate the
+ strikes. This fixes Savannah bug #12107.
+ Use `static' keyword for `sbit_line_metrics_field',
+ `strike_start_fields', `strike_end_fields'.
+
+ * include/freetype/internal/tttypes.h (TT_FaceRec): Define
+ `sbit_table', `sbit_table_size', `sbit_num_strikes' if
+ FT_OPTIMIZE_MEMORY is set.
+ Don't define `num_sbit_strikes' and `sbit_strikes' if
+ FT_OPTIMIZE_MEMORY is set.
+
+ * src/cff/cffobjs.c (sbit_size_reset): Handle FT_OPTIMIZE_MEMORY.
+
+ * src/sfnt/sfobjs.c (sfnt_load_face): Fixed bug that prevented
+ loading SFNT fonts without a `kern' table.
+ Properly pass root->face_flags.
+ Remove code for TT_CONFIG_OPTION_EMBEDDED_BITMAPS.
+
+ * src/sfnt/sfdriver.c (sfnt_interface)
+ [TT_CONFIG_OPTION_EMBEDDED_BITMAPS]: Don't use `tt_find_sbit_image'
+ and `tt_load_sbit_metrics'.
+
+ * src/sfnt/ttcmap.c: Optimize linear charmap scanning for Format 4.
+ (OPT_CMAP4): New macro.
+ (TT_CMap4Rec) [OPT_CMAP4]: New structure.
+ (tt_cmap4_init, tt_cmap4_set_range, tt_cmap4_next, tt_cmap4_reset)
+ [OPT_CMAP4]: New functions.
+ (tt_cmap4_char_next) [OPT_CMAP4]: Use `tt_cmap4_next' and
+ `tt_cmap4_reset'.
+ (tt_cmap4_class_rec) [OPT_CMAP4]: Use `TT_CMap4Rec' and
+ `tt_cmap4_init'.
+
+ * src/truetype/ttobjs.c (Reset_SBit_Size): Handle
+ FT_OPTIMIZE_MEMORY.
+
+ * src/autofit/afhints.h (AF_PointRec, AF_SegmentRec, AF_EdgeRec):
+ Optimize member types.
+
+ * src/autofit/afloader.c (af_loader_done): Call
+ `af_glyph_hints_done'.
+
+2005-02-27 David Turner <david@freetype.org>
+
+ * src/sfnt/ttkern.c (tt_face_load_kern): Fix a small bug which
+ caused invalid (random) return values for the horizontal kerning.
+
+2005-02-25 David Turner <david@freetype.org>
+
+ Implement several memory optimizations to drastically reduce the
+ heap usage of FreeType, especially in the case of memory-mapped
+ files. The idea is to avoid loading and decoding tables in the
+ heap, and instead access the raw data whenever possible (i.e., when
+ it doesn't compromise performance).
+
+ This has several benefits: For example, opening vera.ttf now uses
+ just a small amount of memory (even when the FT_Library footprint is
+ accounted for), until you start loading glyphs. Even then, you save
+ at least 20KB compared to the non-optimized case. Performance of
+ various operations, including open and close, has also been
+ dramatically improved.
+
+ More optimizations to come, especially for the auto-hinter.
+
+ * include/freetype/internal/sfnt.h (TT_Face_GetKerningFunc): New
+ function type.
+ (SFNT_Interface): Add it.
+
+ * include/freetype/internal/tttypes.h (TT_HdmxEntryRec, TT_HdmxRec,
+ TT_Kern0_PairRec): Don't define if FT_OPTIMIZE_MEMORY is set.
+ (TT_FaceRec): Define `horz_metrics', `horz_metrics_size',
+ `vert_metrics', `vert_metrics_size', `hdmx_table',
+ `hdmx_table_size', `hdmx_record_count', `hdmx_record_size',
+ `hdmx_record_sizes', `kern_table', `kern_table_size,
+ `num_kern_tables', `kern_avail_bits', `kern_order_bits' if
+ FT_OPTIMIZE_MEMORY is set.
+ Don't define `hdmx', `num_kern_pairs', `kern_table_index',
+ `kern_pairs' if FT_OPTIMIZE_MEMORY is set.
+
+ * src/base/ftdbgmem.c (ft_mem_table_set): Don't shadow variable.
+ Fix compiler warning.
+
+ * src/cff/cffdrivr.c (Get_Kerning): Renamed to...
+ (cff_get_kerning): This. Simplify.
+ (cff_driver_class): Updated.
+
+ * src/sfnt/Jamfile (_sources): Add `ttkern'.
+ * src/sfnt/rules.mk (SFNT_DRV_SRC): Add `ttkern.c'.
+
+ * src/sfnt/sfdriver.c (sfnt_interface): Add `tt_face_get_kerning'.
+
+ * src/sfnt/sfnt.c: Include `ttkern.c'.
+
+ * src/sfnt/sfobjs.c: Include `ttkern.h'.
+ (sfnt_load_face): Consider the `kern' and `gasp' table as optional.
+ (sfnt_done_face): Call `tt_face_done_kern'.
+ Handle horizontal metrics for FT_OPTIMIZE_MEMORY.
+
+ * src/sfnt/ttkern.c, src/sfnt/ttkern.h: New files. Code has been
+ taken from `ttload.c' and `ttload.h'.
+ Provide special versions of `tt_face_load_kern',
+ `tt_face_get_kerning', and `tt_face_done_kern' for
+ FT_OPTIMIZE_MEMORY.
+
+ * src/sfnt/ttload.c (tt_face_load_metrics, tt_face_load_hdmx,
+ tt_face_free_hdmx): Provide version for FT_OPTIMIZE_MEMORY.
+ (tt_face_load_kern, tt_kern_pair_compare, TT_KERN_INDEX): Moved to
+ `ttkern.c'.
+
+ * src/sfnt/ttload.h: Updated.
+
+ * src/sfnt/ttsbit.c (sbit_metrics_field): Add `static' keyword.
+
+ * src/truetype/ttdriver.c (Get_Kerning): Renamed to...
+ (tt_get_kerning): This. Simplify.
+ (tt_driver_class): Updated.
+
+ * src/truetype/ttgload.c (TT_Get_Metrics): Renamed to...
+ (tt_face_get_metrics): This. Provide version for FT_OPTIMIZE_MEMORY.
+ Update all callers.
+ (Get_Advance_Widths): Replaced with...
+ (Get_Advance_WidthPtr): This. Provide version for
+ FT_OPTIMIZE_MEMORY.
+ Update all callers.
+
+ * src/truetype/ttgload.h: Updated.
+
+2005-02-22 David Turner <david@freetype.org>
+
+ * src/base/ftdbgmem.c: Partly rewritten. Added the ability to list
+ all allocation sites in the memory debugger. Also a new function
+ FT_DumpMemory() was added. It is only available in builds with
+ FT_DEBUG_MEMORY defined, and you must declare it in your own code to
+ use it, i.e., with something like:
+
+ extern void FT_DumpMemory( FT_Memory );
+
+ ...
+
+ FT_DumpMemory( memory );
+
+ * include/freetype/config/ftoption.h
+ (TT_CONFIG_OPTION_BYTECODE_INTERPRETER): Comment out definition --
+ again.
+ (FT_OPTIMIZE_MEMORY): New configuration macro to control various
+ optimizations for reducing the heap footprint of memory-mapped
+ TrueType files.
+
+ * include/freetype/internal/ftmemory.h (FT_ARRAY_ZERO): New
+ convenience macro.
+
+ * include/freetype/internal/tttypes.h (TT_FaceRec)
+ [FT_OPTIMIZE_MEMORY]: Use optimized types for `num_locations' and
+ `glyph_locations'.
+
+ * src/truetype/ttgload.c (load_truetype_glyph): Call
+ `tt_face_get_location'.
+
+ * src/truetype/ttobjs.c (tt_face_init)
+ [FT_CONFIG_OPTION_INCREMENTAL]: Improve error handling.
+ (tt_face_done): Call `tt_face_done_loca'.
+
+ * src/truetype/ttpload.c (tt_face_get_location, tt_face_done_loca):
+ New functions. If FT_OPTIMIZE_MEMORY is set, the locations table is
+ read directly from memory-mapped streams, instead of being decoded
+ into the heap.
+ (tt_face_load_loca) [FT_OPTIMIZE_MEMORY]: New implementation.
+ (tt_face_load_cvt, tt_face_load_fpgm): Only load table if the
+ bytecode interpreter is compiled in.
+
+ * src/truetype/ttpload.h: Updated.
+
+ * src/autohint/ahglyph.c (ah_outline_load): Improve allocation
+ logic.
+
+2005-02-20 Werner Lemberg <wl@gnu.org>
+
+ * builds/unix/ltmain.sh: Regenerated with `libtoolize --force
+ --copy' from libtool 1.5.14.
+ * builds/unix/aclocal.m4: Regenerated with `aclocal -I .' from
+ automake 1.9.4.
+
+ * builds/unix/config.guess, builds/unix/config.sub: Updated from
+ `config' CVS module at subversions.gnu.org.
+
+ * builds/unix/install-sh, builds/unix/mkinstalldirs: Updated from
+ `texinfo' CVS module at subversions.gnu.org.
+
+2005-02-14 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cffcmap.c (cff_cmap_unicode_init): Don't try to build
+ a cmap for a CID-keyed font which doesn't have SIDs.
+
+2005-02-13 Werner Lemberg <wl@gnu.org>
+
+ * src/type1/t1load.c (read_binary_data): Return more meaningful
+ value.
+ (parse_encoding, parse_subrs, parse_charstrings, parse_dict): Check
+ parser error value after call to T1_Skip_PS_Token (where necessary).
+
+ * src/type1/t1parse.c (T1_Get_Private_Dict): Check parser error
+ value after call to T1_Skip_PS_Token.
+
+ * src/cid/cidparse.c (cid_parser_new): Check parser error value
+ after call to cid_parser_skip_PS_token.
+
+ * src/type42/t42parse.c (t42_parse_encoding, t42_parse_sfnts,
+ t42_parse_charstrings, t42_parse_dict): Check parser error value
+ after call to T1_Skip_PS_Token (where necessary).
+
+ * src/psaux/psobjc.c (skip_string, ps_parser_skip_PS_token,
+ ps_tobytes): Add error messages.
+
+2005-02-12 Werner Lemberg <wl@gnu.org>
+
+ * configure: Output more variables to the created Makefile so that
+ it can be used for ft2demos also (if the FT2DEMOS variable is
+ defined).
+
+2005-02-10 David Turner <david@freetype.org>
+
+ * src/pfr/pfrgload.c (pfr_glyph_load): Fix an unbounded growing
+ dynamic array when loading a glyph from a PFR font (Savannah bug
+ #11921).
+
+ * src/base/ftbitmap.c (FT_Bitmap_Convert): Small improvements to the
+ conversion function (mainly stupid optimization).
+
+ * src/base/Jamfile: Adding ftbitmap.c to the list of compiled files.
+
+2005-02-10 Werner Lemberg <wl@gnu.org>
+
+ * builds/unix/freetype-config.in: Add new flag `--ftversion' to
+ return the FreeType version. Suggested by George Williams
+ <gww@silcom.com>.
+
+ * docs/CHANGES: Updated.
+
+2005-02-09 Werner Lemberg <wl@gnu.org>
+
+ * src/otvalid/otvmod.c (otv_validate): Deallocate arrays in case
+ of error. Reported by YAMANO-UCHI Hidetoshi <mer@din.or.jp>.
+
+2005-02-08 Werner Lemberg <wl@gnu.org>
+
+ * src/psaux/t1decode.c (t1_decoder_parse_charstrings)
+ <op_closepath>: Accept `T1_Parse_Have_Moveto' state also which can
+ happen in empty glyphs. Reported by Ian Brown
+ <ian.brown@printsoft.de> (Savannah bug #11856).
+
+2005-02-04 Werner Lemberg <wl@gnu.org>
+
+ * src/otlayout/*: Removed. Obsolete.
+
+2004-12-28 Werner Lemberg <wl@gnu.org>
+
+ * builds/unix/ltmain.sh: Regenerated with `libtoolize --force
+ --copy' from libtool 1.5.10.
+ * builds/unix/aclocal.m4: Regenerated with `aclocal -I .' from
+ automake 1.9.4.
+ * builds/unix/configure: Regenerated with autoconf 2.59b.
+
+ * builds/unix/config.guess, builds/unix/config.sub: Updated from
+ `config' CVS module at subversions.gnu.org.
+
+ * builds/unix/install-sh: Updated from
+ `texinfo' CVS module at subversions.gnu.org.
+
+ * builds/unix/ftsystem.c (FT_Stream_Open): Add proper cast for
+ ft_alloc.
+ Fix compiler warning.
+
+2004-12-27 Dirck Blaskey <listtarget@danbala.com>
+
+ * src/cff/cffobjs.c (cff_face_init): Improve computation of
+ FT_STYLE_BOLD_FLAG.
+
+2004-12-27 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cffobjs.c (cff_face_init): A CFF within an SFNT can have
+ only a single font. This is undocumented but has been verified on
+ the opentype list.
+
+2004-12-26 Werner Lemberg <wl@gnu.org>
+
+ * Jamfile (FT2_COMPONENTS): Add `otvalid'.
+
+2004-12-25 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftbitmap.c (FT_Bitmap_Convert): Fix compiler warning.
+
+2004-12-15 Werner Lemberg <wl@gnu.org>
+
+ * vms_make.com: Add ftbitmap.obj.
+
+2004-12-14 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftbitmap.c, include/freetype/ftbitmap.h: New files for
+ handling various bitmap formats.
+
+ * include/freetype/config/ftheader.h (FT_BITMAP_H): New macro.
+
+ * src/base/rules.mk (BASE_EXT_SRC): Add ftbitmap.c.
+
+ * src/bdf/bdfdrivr.c (BDF_Glyph_Load): Don't convert bitmaps to 8bpp
+ but return them as-is.
+
+ * docs/CHANGES: Mention new bitmap API.
+ * include/freetype/ftchapter.s: Updated.
+
+2004-12-11 Robert Clark <freetype@ratty.org.uk>
+
+ * src/base/ftobjs.c (FT_Get_Kerning): Make kerning amount
+ dependent on ppem by scaling down for ppem < 25, then do normal
+ rounding. This gives slightly better results than rounding towards
+ zero.
+
+2004-12-09 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftobjs.c (FT_Get_Kerning): Always round towards zero
+ for FT_KERNING_DEFAULT. This greatly enhances the kerning for
+ small ppem values.
+
+2004-12-08 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftobjs.c (ft_glyphslot_clear): Reset `lsb_delta' and
+ `rsb_delta'.
+
+2004-12-05 Werner Lemberg <wl@gnu.org>
+
+ * builds/unix/install.mk (install): Use $(OBJ_BUILD) for ftconfig.h.
+
+2004-12-03 Antoine Leca <Antoine-Freetype@Leca-Marti.org>
+
+ * include/freetype/ttnameid.h: Updated to latest
+ specifications from Microsoft.
+
+2004-11-26 Jouk Jansen <joukj@hrem.stm.tudelft.nl>
+
+ * vms_make.com: Include ftbbox.c.
+ Fix `ccopt'.
+ Handle `otvalid' module.
+ Update `vmslib.dat' default values.
+ Fixes to `libs.opt'.
+
+2004-11-23 Anders Kaseorg <anders@kaseorg.com>
+
+ * src/base/ftoutln.c (FT_OrientationExtremumRec,
+ ft_orientation_extremum_compute): Removed.
+ (FT_Outline_Get_Orientation): Rewritten, simplified.
+
+ * src/autohint/ahglyph.c: Include FT_OUTLINE_H.
+ (ah_test_extremum, ah_get_orientation): Removed.
+ (ah_outline_load): Use FT_Outline_Get_Orientation.
+
+ * src/base/ftsynth.c (ft_test_extrama, ft_get_orientation): Removed.
+ (FT_GlyphSlot_Embolden): Use FT_Outline_Get_Orientation.
+
+2004-11-23 Fernando Papa <fpapa@netgate.com.uy>
+
+ * src/truetype/ttinterp.h: Fix typo.
+
+2004-11-22 Antoine Leca <Antoine-Freetype@Leca-Marti.org>
+
+ * builds/win32/detect.mk: Corrected logic that detects Windows NT to
+ use the previous change even if win32 is forced. Corrected
+ detection of win32 on Win9X.
+
+ * builds/dos/detect.mk: Added same correction as for win32 about
+ COPY on Windows NT. Detection of plain DOS 7.x.
+
+2004-11-22 Werner Lemberg <wl@gnu.org>
+
+ * builds/detect.mk: Undo change from 2004-11-20.
+ * builds/win32/detect.mk: If the `OS' environment variable contains
+ `Windows_NT', use `cmd.exe /c copy' for copying files.
+
+2004-11-20 Werner Lemberg <wl@gnu.org>
+
+ * builds/detect.mk (dos_setup): Use `cmd.exe' for copying
+ $(CONFIG_MK) to force lowercase file name under Windows.
+
+2004-11-19 Werner Lemberg <wl@gnu.org>
+
+ Fix a serious bug in the TT hinter.
+
+ * src/truetype/ttgload.c (TT_Process_Simple_Glyph): Don't shift
+ points vertically before hinting.
+
+ * docs/CHANGES: Updated.
+
+ * src/cache/ftcglyph.c (FTC_GNode_UnselectFamily,
+ FTC_GCache_Lookup): A new try to fix comparison with zero.
+
+2004-11-16 Werner Lemberg <wl@gnu.org>
+
+ * builds/unix/configure.ac: Add `-fno-strict-aliasing' if gcc is
+ used.
+ * builds/unix/configure: Regenerated.
+ * builds/unix/config.guess, builds/unix/config.sub: Updated from
+ `config' CVS module at subversions.gnu.org.
+
+2004-11-16 Dr. Martin P.J. Zinser <zinser@decus.de>
+
+ * src/cache/ftcglyph.c (FTC_GNode_UnselectFamily,
+ FTC_GCache_Lookup): Fix comparison with zero.
+
+ * docs/INSTALL.VMS: Updated.
+
+ * vms_make.com: Updated. All `descrip.mms' files are now created
+ automatically.
+
+ * src/*/descrip.mms: Removed.
+
+2004-11-16 Owen Taylor <otaylor@redhat.com>
+
+ * builds/unix/freetype-config.in: Suppress -L$libdir for
+ /usr/lib64 as well as /usr/lib. (Reported by Dan Winship -
+ https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=139199)
+
+2004-11-11 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cffdrivr.c (cff_service_ps_info): Updated.
+ * src/cid/cidriver.c (cid_service_ps_info): Updated.
+ * src/type42/t42drivr.c (t42_ps_get_font_private): New function.
+ (t42_service_ps_info): Updated.
+
+ * src/type42/t42parse.c (t42_parse_dict): Remove compiler warning.
+
+2004-11-11 David Bevan <dbevan@emtex.com>
+
+ Add new function FT_Get_PS_Font_Private().
+
+ * include/freetype/internal/services/svpsinfo.h
+ (PS_GetFontPrivateFunc): New service function.
+
+ * include/freetype/t1tables.h, src/base/fttype1.c
+ (FT_Get_PS_Font_Private): New function.
+
+ * src/type1/t1driver.c (t1_ps_get_font_private): New function.
+ (t1_service_ps_info): Updated.
+
+2004-10-13 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/config/ftstdlib.h: Include `stddef.h'.
+ (ft_ptrdiff_t): Define.
+
+ * include/freetype/fttypes.h (FT_PtrDist): Use `ft_ptrdiff_t'.
+
+ * src/cid/cidload.c (cid_parse_dict), src/type1/t1load.c
+ (parse_dict): Fix compiler warning.
+
+2004-10-11 Joshua Neal <jneal@csdaily.com>
+
+ * src/sfnt/ttcmap.c (tt_face_build_cmaps): Check for pointer
+ overflow.
+
+ * src/sfnt/ttload.c (tt_face_load_hdmx): Protect against bad input.
+ Don't use FT_QNEW_ARRAY but FT_NEW_ARRAY to make deallocation work
+ in case of failure.
+
+ * src/sfnt/ttsbit.c (Load_SBit_Range): Check range intervals.
+ (tt_face_load_sbit_strikes): Allocate `strike_sbit_ranges' after
+ frame test.
+
+ * src/truetype/ttgload.c (TTLoad_Simple_Glyph): Add assertion for
+ `flag'.
+
+2004-10-09 Werner Lemberg <wl@gnu.org>
+
+ * docs/CHANGES: Updated.
+
+2004-10-09 Boris Letocha <b.letocha@cz.gmc.net>
+
+ Fix handling of NPUSHW if skipped in data stream.
+
+ * src/truetype/ttinterp.c (opcode_length): Set value for NPUSHW
+ to -2.
+ (SkipCode, TT_RunIns): Use opcode_length value for computation of
+ bytes to be skipped.
+
+2004-09-10 Jouk Jansen <joukj@hrem.stm.tudelft.nl>
+
+ * vms_make.com: Updated.
+
+2004-09-09 Werner Lemberg <wl@gnu.org>
+
+ Adding OpenType validation module. The code is based on the
+ (unfinished) `otlayout' module but has been heavily modified to make
+ it much more compact.
+
+ * src/otvalid/*: New module.
+
+ * include/freetype/ftotval.h, src/base/ftotval.c,
+ include/freetype/internal/services/svotval.h: New files.
+
+ * include/freetype/config/ftmodule.h: Add otv_module_class.
+ * include/freetype/config/ftheader.h (FT_OPENTYPE_VALIDATE_H): New
+ macro.
+ * include/freetype/internal/ftserv.h
+ (FT_SERVICE_OPENTYPE_VALIDATE_H): New macro.
+ * include/freetype/internal/fttrace.h (otvmodule, otvcommon,
+ otvbase, otvgdef, otvgpos, otvgsub, otvjstf): New trace components.
+
+ * include/freetype/ftchapters.h: Updated.
+
+ * src/base/Jamfile (Library), src/base/descrip.mms (OBJS),
+ src/base/rules.mk (BASE_EXT_SRC): Updated.
+
+ * docs/CHANGES: Updated.
+
+2004-09-08 Werner Lemberg <wl@gnu.org>
+
+ * src/tools/docmaker/sources.py (re_source_block_format2) <column>:
+ Use lookahead assertion to not match `*/'. This removes spurious
+ insertions of `/' in the HTML output.
+
+2004-09-07 Werner Lemberg <wl@gnu.org>
+
+ * src/truetype/ttgxvar.c (TT_Vary_Get_Glyph_Deltas): Fix call to
+ FT_NEW_ARRAY.
+
+2004-09-04 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/internal/ftobjs.h: Don't include
+ FT_CONFIG_STANDARD_LIBRARY_H.
+ (FT_Validator, FT_ValidationLevel, FT_ValidatorRec, FT_VALIDATOR,
+ ft_validator_init, ft_validator_run, ft_validator_error, FT_INVALID,
+ FT_INVALID_TOO_SHORT, FT_INVALID_OFFSET, FT_INVALID_FORMAT,
+ FT_INVALID_GLYPH_ID, FT_INVALID_DATA): Move to...
+
+ * include/freetype/internal/ftvalid.h: New file.
+ Make FT_INVALID return module-specific error codes.
+
+ * include/freetype/internal/internal.h (FT_INTERNAL_VALIDATE_H): New
+ macro.
+
+ * include/freetype/fterrors.h: Undefine FT_ERR_PREFIX only if
+ FT_KEEP_ERR_PREFIX isn't defined.
+
+ * src/base/ftobjs.c: Include FT_INTERNAL_VALIDATE_H.
+
+ * src/sfnt/ttcmap.h: Don't include FT_INTERNAL_OBJECTS_H but
+ FT_INTERNAL_VALIDATE_H.
+
+ * src/sfnt/ttcmap.c: Don't include FT_INTERNAL_OBJECTS_H but
+ FT_INTERNAL_VALIDATE_H.
+ Include sferrors.h before FT_INTERNAL_VALIDATE_H.
+ s/FT_Err_Ok/SFNT_Err_Ok/.
+
+ * src/sfnt/sferrors.h: Define FT_KEEP_ERR_PREFIX.
+
+ * src/type1/t1afm.c: Include t1errors.h.
+
+2004-09-03 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftdebug.c (ft_debug_init): Highest debug level is 7,
+ not 6.
+ * docs/DEBUG: Updated.
+
+2004-08-30 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/tttags.h (TTAG_BASE, TTAG_GDEF, TTAG_GPOS,
+ TTAG_JSTF): New tags.
+
+ * include/freetype/fttypes.h (FT_Bytes, FT_Tag): New typedefs.
+ (FT_Int): Add `signed'.
+
+2004-08-29 Werner Lemberg <wl@gnu.org>
+
+ * src/otlayout/otlgpos.c (otl_gpos_subtable_validate): Add argument
+ to pass number of lookups.
+ Update all callers.
+ Don't call otl_lookup_list_validate but otl_lookup_validate.
+ (otl_gpos_validate): Call otl_lookup_list_validate instead of
+ otl_gpos_subtable_validate.
+
+ * src/otlayout/otlgpos.h: Updated.
+
+ * src/otlayout/otljstf.c (otl_jstf_max_validate): Add argument to
+ pass number of lookups.
+ Update all callers.
+
+
+ * src/cff/cffparse.c (cff_parse_real): s/exp/exponent/ to avoid
+ compiler warning.
+
+
+ * src/sfnt/ttcmap0.c, src/sfnt/ttcmap0.h: Renamed to...
+ * src/sfnt/ttcmap.c, src/sfnt/ttcmap.h: This.
+ * src/sfnt/Jamfile, src/sfnt/rules.mk, src/sfnt/sfdriver.c,
+ src/sfnt/sfnt.c, src/sfnt/sfobjs.c: Updated.
+
+
+ * builds/compiler/gcc-dev.mk (CFLAGS): Don't add `-Wnested-externs'
+ if compiler is g++ (v3.3.3 emits a warning otherwise).
+
+2004-08-28 Werner Lemberg <wl@gnu.org>
+
+ * src/otlayout/otlgpos.c (otl_value_length): Return number of bytes,
+ not number of 16bit entities.
+ (otl_gpos_lookup2_validate): Check class definition tables for
+ format 2.
+ Fix loop for format 2.
+ (otl_liga_mark2_validate): Fix offset for otl_anchor_validate.
+
+2004-08-27 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftmac.c: Don't include truetype/ttobjs.h.
+ Don't include type1/t1objs.h.
+ (FT_New_Face_From_FSSpec) [!__MWERKS__]: Remove compiler warnings.
+
+2004-08-27 Mathieu Malaterre <mathieu@malaterre.com>
+
+ * src/base/ftmac.c: Handle OS_INLINE for xlc compiler also.
+
+2004-08-27 Werner Lemberg <wl@gnu.org>
+
+ * src/otlayout/otlayout.h: Add copyright.
+ (OTL_INVALID_OFFSET): Removed.
+
+ * src/otlayout/otlgdef.h: Include otlayout.h.
+ Comment out inclusion of otltable.h.
+
+ * src/otlayout/otlgpos.c (otl_gpos_lookup4_validate): Fix call
+ to otl_base_array_validate.
+ (otl_liga_mark2_validate): Fix `for' loop.
+
+ * src/otlayout/otlgsub.c (otl_ligature_validate): Check `glyph_id',
+ not components array.
+
+ * src/otlcommn.c (otl_lookup_get_count, otl_feature_get_count):
+ Comment out.
+ (otl_lookup_list_get_count, otl_feature_list_get_count): Activate.
+ (otl_feature_list_validate, otl_gsubgpos_get_lookup_count):
+ s/otl_lookup_get_count/otl_lookup_list_get_count/.
+ (otl_script_list_validate):
+ s/otl_feature_get_count/otl_feature_list_get_count/.
+ (otl_script_validate): Call otl_lang_validate for default language.
+
+ * src/otlayout/otlcommn.h: Updated.
+
+2004-08-16 Werner Lemberg <wl@gnu.org>
+
+ * src/otlayout/otlgpos.c (otl_gpos_lookup1_validate,
+ otl_gpos_lookup2_validate, otl_gpos_lookup3_validate,
+ otl_gpos_lookup4_validate, otl_gpos_lookup5_validate,
+ otl_gpos_lookup6_validate, otl_gpos_lookup9_validate,
+ otl_gpos_validate): Update
+ function arguments.
+ (otl_gpos_lookup7_validate, otl_gpos_lookup8_validate): Update
+ function arguments.
+ Handle NULL offsets correctly.
+ Check sequence and lookup indices for format 3.
+ (otl_pos_rule_validate, otl_chain_pos_rule_validate): Add argument
+ to pass lookup count.
+ Check sequence and glyph indices.
+ (otl_gpos_subtable_validate): Update function arguments.
+ Update callers.
+
+ * src/otlayout/otlgpos.h: Updated.
+
+ * src/otlayout/otlgsub.c (otl_gsub_lookup1_validate,
+ otl_gsub_lookup3_validate, otl_gsub_lookup8_validate): Update
+ function arguments.
+ Add glyph index checks.
+ (otl_sequence_validate, otl_alternate_set_validate,
+ otl_ligature_validate): Add argument to pass glyph count.
+ Update callers.
+ Add glyph index check.
+ (otl_gsub_lookup2_validate, otl_gsub_lookup4_validate): Update
+ function arguments.
+ (otl_ligature_set_validate): Add argument to pass glyph count.
+ Update caller.
+ (otl_sub_class_rule_validate,
+ otl_sub_class_rule_set_validate): Removed.
+ (otl_sub_rule_validate, otl_chain_sub_rule_validate): Add argument
+ to pass lookup count.
+ Update callers.
+ Add lookup index check.
+ (otl_sub_rule_set_validate, otl_chain_sub_rule_set_validate): Add
+ argument to pass lookup count.
+ Update callers.
+ (otl_gsub_lookup5_validate): Update function arguments.
+ Handle NULL offsets correctly.
+ Don't call otl_sub_class_rule_set_validate but
+ otl_sub_rule_set_validate.
+ Check sequence and lookup indices for format 3.
+ (otl_gsub_lookup6_validate): Update function arguments.
+ Handle NULL offsets correctly.
+ Check sequence and lookup indices for format 3.
+ (otl_gsub_lookup7_validate, otl_gsub_validate): Update function
+ arguments.
+
+ * src/otlayout/otlgsub.h: Updated.
+
+ * src/otlayout/otlbase.c (otl_base_validate): Handle NULL offsets
+ correctly.
+
+ * src/otlayout/otlcommn.c (otl_class_definition_validate): Fix
+ compiler warning.
+ (otl_coverage_get_first, otl_coverage_get_last): New functions.
+ (otl_lookup_validate): Add arguments to pass lookup and glyph
+ counts.
+ Update callers.
+ (otl_lookup_list_validate): Add argument to pass glyph count.
+ Update callers.
+
+ * src/otlayout/otlcommn.h: Updated.
+
+ * src/otlayout/otljstf.c (otl_jstf_extender_validate,
+ otl_jstf_max_validate, otl_jstf_script_validate,
+ otl_jstf_priority_validate, otl_jstf_lang_validate): Add parameter
+ to validate glyph indices.
+ Update callers.
+ (otl_jstf_validate): Add parameter which specifies number of glyphs
+ in font.
+
+ * src/otlayout/otljstf.h: Updated.
+
+2004-08-15 Werner Lemberg <wl@gnu.org>
+
+ * src/otlayout/otlgpos.c (otl_liga_mark2_validate): Add parameter
+ to handle possible NULL values properly.
+ Update all callers.
+
+2004-08-15 Werner Lemberg <wl@gnu.org>
+
+ * src/otlayout/gpos.c: Rename counting variables to be more
+ meaningful.
+ Add copyright.
+ (otl_liga_attach_validate): Renamed to...
+ (otl_liga_mark2_validate): This.
+ Update all callers.
+ (otl_mark2_array_validate): Removed.
+ (otl_gpos_lookup6_validate): Call otl_liga_mark2_validate, not
+ otl_mark2_array_validate.
+ (otl_pos_class_set_validate, otl_pos_class_rule_validate): Removed.
+ (otl_gpos_lookup7_validate): Complete code for format 2.
+ (otl_chain_pos_class_rule_validate,
+ otl_chain_pos_class_set_validate): Removed.
+ (otl_gpos_lookup8_validate): Don't call
+ otl_chain_pos_class_set_validate but
+ otl_chain_pos_rule_set_validate.
+ Simplify some code.
+
+ * src/otlayout/otlgpos.h: Add copyright.
+
+2004-08-14 Werner Lemberg <wl@gnu.org>
+
+ * src/otlayout/otljstf.c (otl_jstf_gsub_mods_validate): Removed.
+ (otl_jstf_gpos_mods_validate): Renamed to...
+ (otl_jstf_gsubgpos_mods_validate): This.
+ Test whether lookup_count is zero.
+ (otl_jstf_priority_validate): Use otl_jstf_gsubgpos_mods_validate.
+ (otl_jstf_validate): Initialize gsub_lookup_count and
+ gpos_lookup_count if gsub or gpos is zero.
+
+ * src/otlayout/otlgsub.c: Rename counting variables to be more
+ meaningful.
+ Add copyright.
+ (otl_gsub_lookup1_validate): Simplify code.
+ (otl_gsub_lookup2_validate, otl_gsub_lookup3_validate,
+ otl_gsub_lookup4_validate, otl_gsub_lookup7_validate): Remove unused
+ variables.
+ (otl_gsub_lookup5_validate): Remove unused variable.
+ Fix call to otl_sub_rule_set_validate and
+ otl_sub_class_rule_set_validate.
+ (otl_chain_sub_class_rule_validate,
+ otl_chain_sub_class_set_validate): Removed.
+ (otl_gsub_lookup6_validate): Remove unused variable.
+ Fix call to otl_chain_sub_rule_set_validate.
+ (otl_gsub_lookup7_validate): Handle lookup type 8 also.
+ (otl_gsub_lookup8_validate: New function.
+ (otl_gsub_lookup1_apply, otl_gsub_lookup2_apply,
+ otl_gsub_lookup3_apply): Commented out.
+ (otl_gsub_validate_funcs): Add otl_gsub_lookup7_validate and
+ otl_gsub_lookup8_validate.
+ (otl_gsub_validate): Updated.
+
+ * src/otlayout/otlgsub.h: Add copyright.
+
+ * src/otlayout/otlcommn.c, src/otlayout/otlcommn.h
+ (otl_coverage_get_index): Comment out.
+
+2004-08-13 Werner Lemberg <wl@gnu.org>
+
+ * src/otlayout/otlcommn.c (otl_gsubgpos_get_lookup_count): New
+ function.
+ * src/otlayout/otlcommn.h: Updated.
+
+ * src/otlayout/otlbase.c: Rename counting variables to be more
+ meaningful.
+ Add copyright message.
+ * src/otlayout/otlbase.h: Add copyright message.
+
+ * src/otlayout/otlgdef.c: Rename counting variables to be more
+ meaningful.
+ Add copyright message.
+ Use OTL_CHECK everywhere.
+ (otl_caret_value_validate): Remove unused variable.
+ (otl_gdef_validate): All tables are optional.
+ * src/otlayout/otlgdef.h: Add copyright message.
+
+ * src/otlayout/otljstf.c: Rename counting variables to be more
+ meaningful.
+ Add copyright message.
+ (otl_jstf_gsub_mods_validate, otl_jstf_gpos_mods_validate): Add
+ parameter to pass lookup count.
+ Update all callers.
+ Check lookup array.
+ (otl_jstf_max_validate):
+ s/otl_gpos_subtable_check/otl_gpos_subtable_validate/.
+ (otl_jstf_priority_validate, otl_jstf_lang_validate,
+ otl_jstf_script_validate): Add two parameters to pass lookup counts.
+ Update all callers.
+ (otl_jstf_validate): Add two parameters to pass GPOS and GSUB
+ table offsets; use otl_gsubgpos_get_lookup_count to convert extract
+ lookup counts.
+ Fix typo.
+ * src/otlayout/otljstf.h: Updated.
+ Add copyright message.
+
+ * src/otlayout/otlgpos.c (otl_gpos_subtable_validate): New function.
+ (otl_gpos_validate): Use it.
+ * src/otlayout/otlgpos.h: Updated.
+
+2004-08-13 Werner Lemberg <wl@gnu.org>
+
+ * src/otlayout/otcommn.c: Use OTL_CHECK everywhere.
+ (otl_coverage_validate): Initialize `p',
+ s/count/num_glyphs/.
+ s/start_cover/start_coverage/.
+ (otl_coverage_get_index): Return OTL_Long, not OTL_Int.
+ Remove unused variables.
+ (otl_class_definition_validate): s/count/num_glyphs/.
+ Remove unused variables.
+ (otl_class_definition_get_value, otl_device_table_get_start,
+ otl_device_table_get_end, otl_device_table_get_delta,
+ otl_lookup_get_table, otl_lookup_list_get_count,
+ otl_lookup_list_get_lookup, otl_lookup_list_get_table,
+ otl_feature_get_lookups, otl_feature_list_get_count,
+ otl_feature_list_get_feature, otl_lang_get_count,
+ otl_lang_get_req_feature, otl_lang_get_features): Commented out
+ temporarily until we really need it.
+ (otl_lookup_validate): Removed.
+ (otl_lookup_table_validate): Renamed to ...
+ (otl_lookup_validate): This. Update callers.
+ (otl_lookup_list_validate): Remove already commented out definition
+ and move the other definition up.
+ (otl_feature_validate): Add parameter to pass number of lookups.
+ Update callers.
+ Check lookup indices.
+ (otl_feature_list_validate): Add parameter to pass lookup table.
+ Update callers.
+ (otl_lang_validate): Add parameter to pass number of features.
+ Update callers.
+ Handle req_feature and check feature indices.
+ (otl_script_validate): Add parameter to pass number of features.
+ Update callers.
+ (otl_script_list_validate): Add parameter to pass feature table.
+ Update callers.
+
+ * src/otlayout/otcommn.h: s/LOCALDEF/LOCAL/.
+ Comment out the same functions as in otcommn.c.
+ (otl_script_list_get_script): Removed.
+
+ * src/otlayout/otlgsub.c (otl_gsub_lookup1_apply): Change `index' to
+ type OTL_Long.
+ (otl_gsub_lookup2_apply, otl_gsub_lookup3_apply): Change `index' to
+ type OTL_Long.
+ Fix test.
+ (otl_gsub_validate): Fix order of validation.
+
+ * src/otlayout/otlgpos.c (otl_gpos_validate): Fix order of
+ validation.
+
+2004-08-12 Werner Lemberg <wl@gnu.org>
+
+ Make otlayout module compile (without actually working).
+
+ * src/otlayout/*: s/OTL_Valid/OTL_Validator/.
+ s/NULL/0/.
+
+ * src/otlayout/otlayout.h: Fix various typos.
+ (OTL_Bool): New typedef.
+ (OTL_Int, OTL_Long, OTL_Int16, OTL_Int32): Use `signed' keyword.
+ (OTL_Err_InvalidArgument): Removed.
+ (OTL_Err_InvalidData, OTL_Err_InvalidSize): New enum values.
+ (OTL_MAKE_TAG): Add missing parenthesis.
+ (OTL_INVALID_DATA): Use OTL_Err_InvalidData.
+ (OTL_INVALID_TOO_SHORT): Use OTL_Err_InvalidSize.
+ (OTL_INVALID_FORMAT, OTL_INVALID_OFFSET): New macros.
+
+ * src/otlayout/otlgpos.c: s/FT_/OTL_/.
+ s/OTL_Short/OTL_Int16/.
+ (otl_gpos_pairset_validate): Add return type.
+ (otl_base_array_validate): Fix call to otl_anchor_validate.
+ (otl_liga_array_validate): Fix call to otl_liga_attach_validate.
+ (otl_gpos_lookup5_validate): Fix typos.
+ (otl_gpos_lookup6_validate): Fix call to otl_mark2_array_validate.
+ (otl_gpos_lookup7_validate): Comment out unfinished code.
+ Fix typos.
+
+ * src/otlayout/otlgsub.c: Add forward declaration for
+ otl_gsub_validate_funcs.
+ (otl_gsub_lookup1_apply, otl_gsub_lookup2_apply,
+ otl_gsub_lookup3_apply): Fix call to otl_parser_check_property.
+ s/otl_coverage_lookup/otl_coverage_get_index/.
+ (otl_ligature_validate): Add missing variable declaration.
+ (otl_sub_rule_validate): Fix typo.
+ (otl_sub_class_rule_validate): Add missing variable declaration.
+ Fix typo.
+ (otl_gsub_lookup5_validate): Fix typo.
+ (otl_gsub_lookup6_validate): Fix call to
+ otl_chain_sub_class_set_validate.
+ (otl_gsub_validate_funcs): Don't use `const'.
+
+ * src/otlayout/otlcommn.c (otl_class_definition_get_value,
+ otl_device_table_validate, otl_device_table_get_delta,
+ otl_lookup_validate, otl_script_validate): Add missing
+ variable declarations.
+ (otl_lookup_list_validate): Comment out first definition.
+ (otl_lookup_list_foreach, otl_feature_list_foreach): Comment out.
+ (otl_feature_list_validate):
+ s/otl_feature_table_validate/otl_feature_validate/.
+ (otl_script_list_validate):
+ s/otl_script_table_validate/otl_script_validate/.
+
+ * src/otlayout/otlcommn.h: Comment out first declaration.
+ (otl_lookup_list_foreach, otl_feature_list_foreach): Comment out.
+
+ * src/otlayout/otlbase.c (otl_base_coord_validate): Fix call to
+ otl_device_table_validate.
+ (otl_base_script_validate): Add missing variable declarations.
+ (otl_base_script_list_validate): Fix call to
+ otl_base_script_validate.
+ (otl_axis_table_validate): Fix calls to otl_base_tag_list_validate
+ and otl_base_script_list_validate.
+ (otl_base_validate): Fix calls to otl_axis_table_validate.
+
+ * src/otlayout/otlgdef.c (otl_attach_list_validate): Fix call to
+ otl_attach_point_validate.
+ (otl_caret_value_validate): Add missing variable declaration.
+ Fix call to otl_device_table_validate.
+ (otl_ligature_glyph_validate): Fix call to otl_caret_value_validate.
+ (otl_ligature_caret_list_validate): Fix call to
+ otl_ligature_glyph_validate.
+ (otl_gdef_validate): Fix calls to otl_class_definition_validate,
+ otl_attach_list_validate, otl_ligature_caret_list_validate, and
+ otl_class_definition_validate.
+
+ * src/otlayout/otltable.h (otl_table_validate, otl_table_init,
+ otl_table_set_script): Comment out.
+
+ * src/otlayout/otlparse.h (OTL_ParserRec):
+ s/OTL_Alternate/OTL_GSUB_Alternate/.
+ (OTL_ParseError): Add OTL_Err_Parser_Memory and
+ OTL_Err_Parser_Internal.
+ (otl_parser_error): Fix typo.
+ (otl_parser_check_property): Remove third argument.
+
+ * src/otlayout/otlparse.c (otl_string_ensure):
+ s/OTL_Parse_Err_Memory/OTL_Err_Parser_Memory/.
+ (OTL_STRING_ENSURE, otl_parser_error, otl_parser_get_index,
+ otl_parser_replace_1, otl_parser_replace_n): Fix typos.
+ (OTL_PARSER_UNCOVERED): Removed.
+ (otl_parser_check_property): Remove third argument.
+
+ * src/otlayout/otljstf.c (otl_jstf_priority_validate): Add missing
+ variable declaration.
+
+ * src/otlayout/otlutils.h (OTL_MEM_REALLOC): Fix typo.
+
+2004-08-11 Danny <dannyboynow@yahoo.com>
+
+ * src/base/ftstream.c (FT_Stream_Close): Don't reset stream->close
+ to NULL. This allows custom close functions to delete the FT_STREAM
+ object.
+
+2004-08-11 Werner Lemberg <wl@gnu.org>
+
+ Add API to get information about SFNT tables.
+
+ * include/freetype/internal/services/svsfnt.h
+ (FT_SFNT_Table_Info_Func): New typedef.
+ (SFNT_Table): Add it.
+
+ * src/base/ftobjs (FT_Sfnt_Table_Info): New function.
+
+ * include/freetype/tttables.h: Updated.
+
+ * src/sfnt/sfdriver.c (sfnt_table_info): New function.
+ (sfnt_service_sfnt_table): Add it.
+
+ * docs/CHANGES: Updated.
+
+
+ * include/freetype/freetype.h (FREETYPE_PATCH): Set to 10.
+
+ * builds/unix/configure.ac (version_info): Set to 9:8:3.
+ * builds/unix/configure: Updated.
+
+ * builds/win32/visualc/index.html,
+ builds/win32/visualc/freetype.dsp,
+ builds/win32/visualc/freetype.vcproj: s/219/2110/, s/2.1.9/2.1.10/.
+
+ * builds/freetype.mk (refdoc), README, Jamfile (RefDoc):
+ s/2.1.9/2.1.10/.
+
+ * docs/CHANGES, docs/VERSION.DLL: Updated.
+
+2004-08-11 Detlef Würkner <TetiSoft@apg.lahn.de>
+
+ * src/base/ftrfork.c (FT_Raccess_Guess)
+ [!FT_CONFIG_OPTION_GUESSING_EMBEDDED_FORK]: Remove compiler
+ warnings.
+
+2004-08-06 Adam Piotrowski <st_intel@poczta.onet.pl>
+
+ * src/pfr/pfrload.c (pfr_sort_kerning_pairs): Single-byte
+ adjustments are unsigned, not signed.
+
+2004-08-05 David Turner <david@freetype.org>
+
+ `Activate' gray-scale specifing hinting within the TrueType
+ bytecode interpreter. This is an experimental feature which
+ should probably be made optional.
+
+ * src/truetype/ttgload.c (TT_Process_Simple_Glyph,
+ load_truetype_glyph): Move the code to set the pedantic_hinting flag
+ to...
+ (TT_Load_Glyph): Here.
+ Set `grayscale' flag except for `FT_LOAD_TARGET_MONO'.
+
+ * src/truetyep/ttinterp.c (Ins_GETINFO): Return MS rasterizer
+ version 1.7.
+ Return rotation and stretching info only if glyph is rotated or
+ stretched, respectively.
+ Handle grayscale info.
+
+ * src/truetype/ttinterp.h (TT_ExecContextRec): Add `grayscale'
+ member.
+
+2004-08-02 George Williams <gww@silcom.com>
+
+ * src/base/ftobjs.c (FT_Attach_File): Initialize `open.stream'.
+
+2004-08-01 Werner Lemberg <wl@gnu.org>
+
+ * docs/CHANGES: Updated.
+
+2004-08-01 George Williams <gww@silcom.com>
+
+ FreeType now can read kerning values from PFM files.
+
+ * src/type1/t1afm.c (T1_Done_AFM): Renamed to...
+ (T1_Done_Metrics): This.
+ Update all callers.
+ (T1_Read_AFM): Make it static.
+ Don't enter and leave a frame.
+ (LITTLE_ENDIAN_USHORT, LITTLE_ENDIAN_UINT): New macros.
+ (T1_Read_PFM): New function.
+ (T1_Read_Metrics): New higher-level function to be used instead of
+ T1\1fRead_AFM.
+ Update all callers.
+
+2004-07-31 Werner Lemberg <wl@gnu.org>
+
+ * src/pcf/pcfread (pcf_load_font), src/bdf/bdfdrivr.c
+ (BDF_Face_Init), src/truetype/ttgxvar (TT_Get_MM_Var,
+ tt_face_vary_cvt): Fix compiler warnings.
+
+2004-07-26 Søren Sandmann <sandmann@daimi.au.dk>
+
+ * src/pcf/pcfread.c (pcf_interpret_style): Always allocate memory for
+ face->style_name.
+ * src/pcf/pcfdrivr.c (PCF_Face_Done): Free `style_name'.
+
+2004-07-26 Darren J Longhorn <darren.longhorn@redcom.co.uk>
+
+ * include/freetype/config/ftconfig.h (FT_SIZEOF_LONG): Recognize
+ five-byte `long' (which is avoided then).
+
+2004-07-25 Detlef Würkner <TetiSoft@apg.lahn.de>
+
+ * src/pcf/pcfdrivr.c (PCF_Set_Pixel_Size): Compare heights, not
+ ppem values.
+ (PCF_Set_Point_Size): Don't call PCF_Set_Pixel_Size but provide own
+ code to compare ppem values.
+ * src/bdf/bdfdrivr.c (BDF_Set_Pixel_Size): Compare heights, not
+ ppem values.
+ (BDF_Set_Point_Size): Don't call BDF_Set_Pixel_Size but provide own
+ code to compare ppem values.
+
+2004-07-25 Kornfeld Eliyahu Peter <peter@e-kadmon.net>
+
+ * src/sfnt/sfobjs.c (sfnt_load_face): Handle
+ TT_NAME_ID_PREFERRED_FAMILY and TT_NAME_ID_PREFERRED_SUBFAMILY.
+
+2004-07-24 Derek B. Noonburg <derekn@foolabs.com>
+
+ * src/cff/cffload.c (cff_font_load): Always create inverse mapping.
+ Even if the charstring count is the same as the CID count, it is
+ still possible that the font uses a different CID -> GID mapping.
+
+2004-07-23 Werner Lemberg <wl@gnu.org>
+
+ * src/truetype/ttobjs.c (tt_face_init): Accept 0x00020000 format tag
+ found in some Arphic fonts made for Chinese version of Windows 3.1.
+
+2004-07-17 David Turner <david@freetype.org>
+
+ Fixed a dangling pointer bug in the cache code that happened in very
+ rare cases, i.e., when a new family object was destroyed by an
+ out-of-memory condition during a glyph node initialization. The
+ function FTC_Cache_Lookup would flush the cache and restart the
+ lookup with a bad pointer.
+
+ * include/freetype/cache/ftcglyph.h (FTC_FAMILY_TREE): New macro.
+ (FTC_GCACHE_LOOKUP_CMP): Use it.
+ Handle reference count in `num_nodes' correctly.
+
+ * src/cache/ftcglyph.c (FTC_GNode_UnselectFamily): Use
+ FTC_FAMILY_FREE.
+ (FTC_GCache_Lookup): Handle reference count in `num_nodes' correctly.
+
+ * src/cache/ftcmanag.c (FTC_Manager_FlushN): Fixed a cache flushing
+ bug.
+
+ * src/truetype/ttinterp.c (Normalize): Fixed a bug that caused
+ long and unnecessary delays while normalizing huge vectors.
+
+2004-07-15 Werner Lemberg <wl@gnu.org>
+
+ * docs/CHANGES: Updated.
+
+ * src/base/ftstroke.c (FT_Stroker_ParseOutline): Fix compiler
+ warning.
+
+2004-07-15 David Turner <david@freetype.org>
+
+ * src/base/ftstroke.c (FT_Stroker_ParseOutline): Single points
+ are not stroked, preventing a bug with pala.ttf and other
+ fonts.
+
+ * include/freetype/ftstroke.h: Updating documentation comments.
+
+2004-07-13 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftstroke.c (ft_stroke_border_reverse): Removed. Unused.
+
+2004-07-12 David Turner <david@freetype.org>
+
+ * src/base/ftstroke.c (ft_stroke_border_close): Add second parameter
+ to indicate reversion of points.
+ Update all callers.
+ (ft_stroke_border_reverse): Fix initialization of `point1' and
+ `tag1'.
+
+ * src/cache/ftcsbits.c (ftc_snode_load): Fixing advance computation
+ for transformed glyphs.
+
+2004-07-11 David Turner <david@freetype.org>
+
+ Fix bugs that prevented the stroker to correctly generate stroked
+ paths from closed paths, i.e., nearly all glyphs in vectorial fonts.
+
+ The code is still _very_ buggy though; treat with special care.
+
+ * src/base/ftstroke.c (FT_STROKE_TAG_BEGIN_END): New macro.
+ (ft_stroke_border_reverse): New function.
+ (ft_stroker_inside): Remove local variable `sigma'; use different
+ threshold.
+ (ft_stroker_add_reverse_left): Switch begin/end tags if necessary.
+ (FT_Stroker_EndSubPath): Call ft_stroker_inside and
+ ft_stroke_border_reverse.
+
+2004-06-26 Peter Kovar <peter.kovar@r3.roburnet.sk>
+
+ * src/truetype/ttgload.c (load_truetype_glyph): Fix typo.
+
+2004-06-25 Werner Lemberg <wl@gnu.org>
+
+ * src/type1/t1afm.c (afm_atoindex): Fix boundary test. Reported
+ by Dirck Blaskey.
+
+2004-06-24 David Turner <david@freetype.org>
+
+
+ * Version 2.1.9 released.
+ =========================
+
+
+ * src/truetype/ttgload.c, src/truetype/ttxgvar.c: Removing
+ compiler warnings.
+
+2004-06-23 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/internal/ftmemory.h [FT_DEBUG_MEMORY]: Declare
+ FT_QAlloc_Debug and FT_QRealloc_Debug.
+
+ * src/base/ftutil.c (FT_QAlloc): Fix error and debug messages.
+ (FT_QRealloc): Call FT_QAlloc if original pointer is NULL.
+ Fix error message.
+
+2004-06-23 David Turner <david@freetype.org>
+
+ * include/freetype/internal/ftmemory.h, src/base/ftutil.c
+ (FT_QAlloc, FT_QRealloc), src/base/ftdbgmem.c (FT_QAlloc_Debug,
+ FT_QRealloc_Debug): New functions that perform allocation without
+ zero-ing out the corresponding blocks.
+
+ * include/freetype/internal/ftmemory.h (FT_MEM_QALLOC,
+ FT_MEM_QREALLOC, FT_MEM_QNEW, FT_MEM_QNEW_ARRAY,
+ FT_MEM_QRENEW_ARRAY, FT_QALLOC, FT_QREALLOC, FT_QNEW, FT_QNEW_ARRAY,
+ FT_QRENEW_ARRAY): New macros.
+
+ * src/base/ftstream.c (FT_Stream_EnterFrame): Use FT_QALLOC.
+ * src/gzip/ftgzip.c (FT_Stream_OpenGzip): Use FT_QNEW_ARRAY.
+ * src/sfnt/sfobjs.c (tt_face_get_name): Use FT_QNEW_ARRAY.
+
+ * src/sfnt/ttload.c (tt_face_load_directory, tt_face_load_metrics,
+ tt_face_load_gasp): Use FT_QNEW_ARRAY.
+ (tt_face_load_kern): Use FT_QNEW_ARRAY.
+ Small optimization in the kerning table verifier; this speeds up
+ TrueType face opening by about 7%.
+ (tt_face_load_hdmx): Use FT_QNEW_ARRAY and FT_QALLOC.
+
+ * include/freetype/config/ftmodule.h: Changed the order of modules,
+ putting TrueType and Type 1 first. This dramatically improves the
+ performance of face open/close operations. For example, putting the
+ TrueType driver first in the list results in a 5x speedup when
+ opening `Vera.ttf'.
+
+ The very problem is that both the PCF and BDF drivers do a lot more
+ than necessary to detect that they cannot handle a font file.
+
+2004-06-22 Werner Lemberg <wl@gnu.org>
+
+ * src/pcf/pcfread.c (pcf_read_TOC, pcf_get_properties,
+ pcf_get_metrics, pcf_get_bitmaps, pcf_get_encodings): Improve
+ debugging messages.
+
+ * src/pcf/pcfdrivr.c (FT_COMPOMENT): Move up.
+ (PCF_Face_Init): Simplify code.
+
+ * src/bdf/bdfdrivr.h (BDF_FaceRec): New element `default_glyph'.
+
+ * src/bdf/bdflib.c (_bdf_add_property, _bdf_parse_start),
+ src/bdf/bdf.h (bdf_font_t): s/default_glyph/default_char/.
+
+ * src/bdf/bdfdrivr.c (BDF_Face_Init): Fix number of glyphs.
+ Set `default_glyph'.
+ (BDF_Glyph_Load): Use `default_glyph' for undefined glyph.
+
+ * docs/CHANGES: Updated.
+
+2004-06-21 Werner Lemberg <wl@gnu.org>
+
+ * docs/CHANGES: Updated.
+
+2004-06-21 David Turner <david@freetype.org>
+
+ * src/truetype/ttgload.c (TT_Process_Simple_Glyph,
+ load_truetype_glyph): Don't access (unrounded)
+ `TT_Size.root.metrics' but (rounded) `TT_Size.metrics'. This fixes
+ a scaling bug that caused incorrect rendering when the bytecode
+ interpreter was enabled.
+
+2004-06-14 Huw D M Davies <h.davies1@physics.ox.ac.uk>
+
+ * src/winfonts/winfnt.c (FNT_Face_Init): Set x_ppem and y_ppem
+ based on pixel_width and pixel_height.
+ (FNT_Size_Set_Pixels): Updated.
+
+2004-06-14 Werner Lemberg <wl@gnu.org>
+
+ * src/lzw/zopen.c: Comment out inclusion of signal.h and unistd.h.
+ Reported by Hyvärinen Jyrki Juhani.
+
+2004-06-11 Werner Lemberg <wl@gnu.org>
+
+ * docs/CHANGES: Updated.
+
+2004-06-10 David Turner <david@freetype.org>
+
+ * src/base/ftobject.c, src/base/fthash.c, src/base/ftexcept.c,
+ src/base/ftsysio.c, src/base/ftsysmem.c, src/base/ftlist.c: Removed.
+ Obsolete.
+
+ * src/raster/ftraster.c (Alignment, PAlignment): New union to fix
+ problems with 64bit systems.
+ (AlignProfileSize): Use it.
+
+2004-06-08 David Turner <david@freetype.org>
+
+ * include/freetype/freetype.h (FT_GlyphMetrics): Move `lsb_delta'
+ and `rsb_delta' elements to...
+ (FT_GlyphSlotRec): Here to retain binary compatibility with older
+ FreeType versions.
+ Update all users.
+
+ * src/sfnt/sfobjs.c (tt_face_get_name): Remove compiler warning.
+
+ * src/winfonts/winfnt.c (FNT_Load_Glyph): Add missing initialization
+ of slot->metrics.width and slot->metrics.height when loading a
+ Windows FNT glyph. Thanks to Huw Davies.
+
+ * include/freetype/cache/ftcmru.h (FTC_MruNode_CompareFunc): Change
+ return type to FT_Bool.
+
+ * src/cache/ftbasic.c (ftc_basic_family_compare): Change return
+ type to FT_Bool.
+
+ * src/cache/ftccache.c (FTC_Cache_Init, ftc_cache_init): Make
+ the former call the latter, not vice versa.
+ (FTC_Cache_Done, ftc_cache_done): Ditto.
+
+ * src/cache/ftcglyph.c (FTC_GNode_Compare, ftc_gnode_compare): Make
+ the former call the latter, not vice versa.
+ (FTC_GCache_Init, ftc_gcache_init): Ditto.
+ (FTC_GCache_Done, ftc_gcache_done): Ditto.
+
+ * src/cache/ftcimage.c (FTC_INode_Free, ftc_inode_free): Make the
+ former call the latter, not vice versa.
+ (FTC_INode_Weight, ftc_inode_weight): Ditto.
+
+ * src/cache/ftcmanag.c (ftc_size_node_compare,
+ ftc_size_node_compare_faceid, ftc_face_node_compare): Change return
+ type to FT_Bool.
+
+ * src/cache/ftcsbits.c (FTC_SNode_Free, ftc_snode_free): Make the
+ former call the latter, not vice versa.
+ (FTC_SNode_Weight, ftc_snode_weight): Ditto.
+ (FTC_SNode_Compare, ftc_snode_compare): Ditto.
+
+ * src/cache/ftcsbits.c: Fix some bugs and inefficiencies in the cache
+ sub-system.
+
+2004-06-05 Werner Lemberg <wl@gnu.org>
+
+ * src/autofit/afloader.c (af_loader_load_g): Set `lsb_delta' and
+ `rsb_delta' in slot->metrics and tune side bearings slightly.
+
+2004-06-04 Werner Lemberg <wl@gnu.org>
+
+ * docs/CHANGES: Updated.
+
+2004-06-04 David Chester <davidchester@gmx.net>
+
+ Improve inter-letter spacing for autohinted glyphs.
+
+ * include/freetype/freetype.h (FT_Glyph_Metrics): Add elements
+ `lsb_delta' and `rsb_delta'.
+
+ * src/autohint/ahhint.c (ah_hinter_load): Set `lsb_delta' and
+ `rsb_delta' in slot->metrics and tune side bearings slightly.
+
+2004-06-04 David Turner <david@freetype.org>
+
+ * src/autofit/*: Important fixes to the auto-fitter. The output
+ now seems to be 100% equivalent to the auto-hinter, while being
+ about 2% faster (which proves that script-specific algorithm
+ selection isn't a performance problem).
+
+ To test it, change `autohint' to `autofit' in
+ <freetype/config/ftmodule.h> and recompile.
+
+ A few more testing is needed before making this the official
+ auto-hinting module.
+
+2004-06-02 Werner Lemberg <wl@gnu.org>
+
+ * src/truetype/ttgload.c (compute_glyph_metrics): Fix compiler
+ warnings.
+
+2004-06-01 Werner Lemberg <wl@gnu.org>
+
+ * src/sfnt/sfobjs.c (tt_face_get_name): Make sure that an English
+ name record for the Apple platform is preferred to a non-English
+ entry for the Microsoft platform. Problem reported by HANDA
+ Ken'ichi.
+
+2004-05-19 George Williams <gww@silcom.com>
+
+ * src/type1/t1load.c (mm_axis_unmap, mm_weights_unmap): New
+ auxiliary functions.
+ (T1_Get_MM_Var): Provide axis tags.
+ Use mm_axis_unmap and mm_weights_unmap to provide default values
+ for design and normalized axis coordinates.
+
+ * include/freetype/t1tables.h (PS_DesignMapRec): Change type of
+ `design_points' to FT_Long.
+ Update all users.
+
+2004-05-17 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftbbox.c (BBox_Conic_Check): Fix boundary cases.
+ Reported by Mikey Anbary <manbary@vizrt.com>.
+
+2004-05-15 Werner Lemberg <wl@gnu.org>
+
+ * src/sfnt/sfobjs.c (sfnt_done_face): Free face->postscript_name.
+
+2004-05-15 George Williams <gww@silcom.com>
+
+ * src/sfnt/ttload.c (tt_face_load_max_profile): Always set
+ face->root.num_glyphs.
+
+2004-05-14 Masatake YAMATO <jet@gyve.org>
+ George Williams <gww@silcom.com>
+
+ * src/sfnt/ttload.c (sfnt_dir_check): Handle `bhed' properly.
+
+2004-05-14 Werner Lemberg <wl@gnu.org>
+
+ * src/cache/ftcbasic.c (ftc_basic_family_compare,
+ ftc_basic_family_init, ftc_basic_family_get_count,
+ ftc_basic_family_load_bitmap, ftc_basic_family_load_glyph,
+ ftc_basic_gnode_compare_faceid): Adjust parameters and return types
+ to prototypes given in header files from include/freetype/cache.
+ Use casts to proper types locally.
+ (ftc_basic_image_family_class, ftc_basic_image_cache_class,
+ ftc_basic_sbit_family_class, ftc_basic_sbit_cache_class): Remove
+ casts.
+
+ * src/cache/ftccback.h: Adjust parameters and return types to
+ prototypes given in header files from include/freetype/cache.
+
+ * src/cache/ftcimage.c (ftc_inode_free, ftc_inode_new,
+ ftc_inode_weight): Adjust parameters and return types to prototypes
+ given in header files from include/freetype/cache. Use casts to
+ proper types locally.
+
+ * src/cache/ftcsbits.c (ftc_snode_free, ftc_snode_new,
+ ftc_snode_weight, ftc_snode_compare): Adjust parameters and return
+ types to prototypes given in header files from
+ include/freetype/cache. Use casts to proper types locally.
+
+ * src/cache/ftccmap.c (ftc_cmap_node_free, ftc_cmap_node_new,
+ ftc_cmap_node_weight, ftc_cmap_node_compare,
+ ftc_cmap_node_remove_faceid): Adjust parameters and return types to
+ prototypes given in header files from include/freetype/cache. Use
+ casts to proper types locally.
+ (ftc_cmap_cache_class): Remove casts.
+
+ * src/cache/ftcglyph.c (ftc_gnode_compare, ftc_gcache_init,
+ ftc_gcache_done): Adjust parameters and return types to prototypes
+ given in header files from include/freetype/cache. Use casts to
+ proper types locally.
+
+ * src/cache/ftcmanag.c (ftc_size_node_done, ftc_size_node_compare,
+ ftc_size_node_init, ftc_size_node_reset,
+ ftc_size_node_compare_faceid, ftc_face_node_init,
+ ftc_face_node_done, ftc_face_node_compare: Adjust parameters and
+ return types to prototypes given in header files from
+ include/freetype/cache. Use casts to proper types locally.
+
+ (ftc_size_list_class, ftc_face_list_class): Remove casts.
+
+2004-05-13 Werner Lemberg <wl@gnu.org>
+
+ * src/autohint/ahmodule.c (ft_autohinter_init, ft_autohinter_done):
+ Use FT_Module as parameter and do a cast to FT_AutoHinter locally.
+ (autohint_module_class): Remove casts.
+
+ * src/base/ftglyph.c (ft_bitmap_glyph_init, ft_bitmap_glyph_copy,
+ ft_bitmap_glyph_done, ft_bitmap_glyph_bbox, ft_outline_glyph_init,
+ ft_outline_glyph_done, ft_outline_glyph_copy,
+ ft_outline_glyph_transform, ft_outline_glyph_bbox,
+ ft_outline_glyph_prepare): Use FT_Glyph as parameter and do a cast
+ to FT_XXXGlyph locally.
+ Use FT_CALLBACK_DEF throughout.
+ (ft_bitmap_glyph_class, ft_outline_glyph_class): Remove casts.
+
+ * src/bdf/bdfdrivr.c (bdf_cmap_init, bdf_cmap_done,
+ bdf_cmap_char_index, bdf_cmap_char_next): Use FT_CMap as parameter
+ and do a cast to BDF_CMap locally.
+ (bdf_cmap_class): Remove casts.
+
+2004-05-12 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cffgload.h (CFF_Builder): Remove `error'.
+ * src/cff/cffgload.c (cff_decoder_parse_charstrings): Replace
+ `Memory_Error' with `Fail' und update all users.
+
+2004-05-11 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/internal/psaux.h (T1_ParseState): New
+ enumeration.
+ (T1_BuilderRec): Replace `path_begun' with `parse_state'.
+ Remove `error'.
+ * src/psaux/t1decode.c (t1_decoder_parse_charstrings): Replace
+ `Memory_Error' with `Fail' and update all users.
+ Don't use `builder->error'.
+ Replace `path_begun' with `parse_state' and check parsing states.
+
+ * src/psaux/psobjs.c (t1_builder_init, t1_builder_start_point):
+ Replace `path_begun' with `parse_state' and check parsing states.
+
+2004-05-10 George Williams <gww@silcom.com>
+
+ * src/truetype/ttxgvar.c (ft_var_load_avar): Do free arrays in case
+ of error -- `avar' is optional so we can't rely on tt_done_blend
+ being called automatically.
+
+2004-05-09 George Williams <gww@silcom.com>
+
+ * src/truetype/ttxgvar.c (ft_var_load_avar, ft_var_load_gvar): Fix
+ error handling.
+
+2004-05-07 Werner Lemberg <wl@gnu.org>
+
+ * src/pfr/pfrobjs.c, src/pfr/pfrobjs.h (pfr_face_init,
+ pfr_face_done, pfr_face_get_kerning, pfr_slot_init, pfr_slot_done,
+ pfr_slot_load): Don't use PFR_XXX but FT_XXX arguments which are
+ typecast to the proper PFR_XXX types within the function.
+ Update code accordingly.
+
+ * src/pfr/pfrdrivr.c (pfr_get_kerning, pfr_get_advance,
+ pfr_get_metrics, pfr_get_service): Don't use PFR_XXX but FT_XXX
+ arguments which are typecast to the proper PFR_XXX types within the
+ function.
+ Update code accordingly.
+ Use FT_CALLBACK_DEF throughout.
+ (pfr_metrics_service_rec, pfr_driver_class): Remove casts.
+
+2004-05-06 Masatake YAMATO <jet@gyve.org>
+
+ * src/truetype/ttgxvar.c (ft_var_load_gvar): Use FT_FACE_STREAM.
+ (*): Rename local variable OffsetToData to offsetToData.
+
+2004-05-06 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cffobjs.c (cff_size_done, cff_size_init, cff_size_reset,
+ cff_slot_done, cff_slot_init, cff_face_init, cff_face_done): Access
+ root fields directly.
+ * src/cff/cffdrivr.c (Load_Glyph): Access root fields directly.
+
+ * src/truetype/ttgload.c (TT_Process_Simple_Glyph): Save current
+ frame before calling TT_Vary_Get_Glyph_Deltas.
+
+ * src/pcf/pcfdrivr.c (PCF_CMapRec): Rename `cmap' to `root' for
+ consistency.
+ (pcf_cmap_init, pcf_cmap_done, pcf_cmap_char_index,
+ pcf_cmap_char_next): Don't use PCF_XXX but FT_XXX arguments which
+ are typecast to the proper PCF_XXX types within the function.
+ Update code accordingly.
+ (pcf_cmap_class): Remove casts.
+ (PCF_Face_Done, PCF_Face_Init, PCF_Set_Pixel_Size): Don't use
+ PCF_XXX but FT_XXX arguments which are typecast to the proper
+ PCF_XXX types within the function.
+ Update code accordingly.
+ Use FT_CALLBACK_DEF throughout.
+ (PCF_Set_Point_Size): New wrapper function.
+ (PCF_Glyph_Load, pcf_driver_requester): Use FT_CALLBACK_DEF.
+ (pcf_driver_class): Remove casts.
+
+2004-05-04 Steve Hartwell <shspamsink@comcast.net>
+
+ * src/truetype/ttobjs.c (tt_driver_done): Fix typo.
+
+2004-05-04 Werner Lemberg <wl@gnu.org>
+
+ * src/bdf/bdfdrivr.c (BDF_Face_Done, BDF_Face_Init,
+ BDF_Set_Pixel_Size): Don't use BDF_XXX but FT_XXX arguments which
+ are typecast to the proper BDF_XXX types within the function.
+ Update code accordingly.
+ Use FT_CALLBACK_DEF throughout.
+ (BDF_Set_Point_Size): New wrapper function.
+ (bdf_driver_class): Remove casts.
+
+ * src/cff/cffdrivr.c (Get_Kerning, Load_Glyph, cff_get_interface):
+ Don't use CFF_XXX but FT_XXX arguments which are typecast to the
+ proper CFF_XXX types within the function.
+ Update code accordingly.
+ Use FT_CALLBACK_DEF throughout.
+ (cff_driver_class): Remove casts.
+
+ * src/cff/cffobjs.h, src/cff/cffobjs.c (cff_size_done,
+ cff_size_init, cff_size_reset, cff_slot_done, cff_slot_init,
+ cff_face_init, cff_face_done, cff_driver_init, cff_driver_done):
+ Don't use CFF_XXX but FT_XXX arguments which are typecast to the
+ proper CFF_XXX types within the function.
+ Update code accordingly.
+ (cff_point_size_reset): New wrapper function.
+
+ * src/cid/cidobjs.h, src/cid/cidobjs.c (cid_slot_done,
+ cid_slot_init, cid_size_done, cid_size_init, cid_size_reset,
+ cid_face_done, cid_face_init, cid_driver_init, cid_driver_done):
+ Don't use CID_XXX but FT_XXX arguments which are typecast to the
+ proper CID_XXX types within the function.
+ Update code accordingly.
+ (cid_point_size_reset): New wrapper function.
+
+ * src/cid/cidgload.c, src/cid/cidgload.h (cid_slot_load_glyph):
+ Don't use CID_XXX but FT_XXX arguments which are typecast to the
+ proper CID_XXX types within the function.
+ Update code accordingly.
+
+ * src/cid/cidriver.c (cid_get_interface):
+ Don't use CID_XXX but FT_XXX arguments which are typecast to the
+ proper CID_XXX types within the function.
+ Update code accordingly.
+ Use FT_CALLBACK_DEF.
+ (t1cid_driver_class): Remove casts.
+
+ * src/truetype/ttdriver.c (tt_get_interface): Use FT_CALLBACK_DEF.
+ * src/truetype/ttgxvar.c (ft_var_load_avar): Don't free non-local
+ variables (this is done later).
+ (ft_var_load_avar): Fix call to FT_FRAME_ENTER.
+ (TT_Get_MM_Var): Fix size for `fvar_fields'.
+ (TT_Vary_Get_Glyph_Deltas): Handle deallocation of local variables
+ correctly.
+
+ * src/base/ftdbgmem.c (ft_mem_debug_realloc): Don't abort if
+ current size is zero.
+
+2004-05-03 Steve Hartwell <shspamsink@comcast.net>
+
+ * src/truetype/ttobjs.h, src/truetype/ttobjs.c (tt_face_init,
+ tt_face_done, tt_size_init, tt_size_done, tt_driver_init,
+ tt_driver_done): Don't use TT_XXX but FT_XXX arguments which are
+ typecast to the proper TT_XXX types within the function.
+ Update code accordingly.
+
+ * src/truetype/ttdriver.c (Get_Kerning, Set_Char_Sizes,
+ Set_Pixel_Sizes, Load_Glyph, tt_get_interface): Don't use TT_XXX but
+ FT_XXX arguments which are typecast to the proper TT_XXX types
+ within the function.
+ Update code accordingly.
+ (tt_driver_class): Remove casts.
+
+2004-05-02 Werner Lemberg <wl@gnu.org>
+
+ * src/sfnt/ttload.c (tt_face_free_names): Check that `table->names'
+ is not NULL. Reported by Gordon Childs <gchilds@quickcut.com.au>.
+
+2004-04-29 Werner Lemberg <wl@gnu.org>
+
+ * docs/formats.txt: Add more information on PFR format.
+
+2004-04-28 Werner Lemberg <wl@gnu.org>
+
+ * docs/formats.txt: New file.
+ * docs/CHANGES: Updated.
+
+2004-04-28 Masatake YAMATO <jet@gyve.org>
+
+ * include/freetype/internal/tttypes.h (GX_BlendRec_)
+ [TT_CONFIG_OPTION_GX_VAR_SUPPORT]: Fix a typo.
+
+ * src/truetype/ttgxvar.h (GX_BlendRec_): Fix a typo.
+
+2004-04-27 Masatake YAMATO <jet@gyve.org>
+
+ * src/truetype/ttgxvar.h: Use FT_LOCAL instead of FT_LOCAL_DEF
+ for function declarations.
+
+2004-04-25 George Williams <gww@silcom.com>
+
+ * src/truetype/ttgxvar.c (ft_var_apply_tuple): Fix typo.
+
+2004-04-25 Werner Lemberg <wl@gnu.org>
+
+ * src/truetype/Jamfile, docs/CHANGES: Updated.
+
+2004-04-24 Werner Lemberg <wl@gnu.org>
+
+ * src/pcf/pcfdrivr.c: Revert change from 2004-04-17.
+ * src/pcf/pcfutil.c: Use FT_LOCAL_DEF.
+ * src/pcf/pcfutil.h: Include FT_CONFIG_CONFIG_H.
+ Use FT_BEGIN_HEADER and FT_END_HEADER.
+ Use FT_LOCAL.
+
+2004-04-24 George Williams <gww@silcom.com>
+
+ Add support for Apple's distortable font technology (in GX fonts).
+
+ * devel/ftoption.h, include/freetype/config/ftoption.h
+ (TT_CONFIG_OPTION_GX_VAR_SUPPORT): New macro.
+
+ * include/freetype/ftmm.h (FT_Var_Axis, FT_Var_Named_Style,
+ FT_MM_Var): New structures.
+ (FT_Get_MM_Var, FT_Set_Var_Design_Coordinates,
+ FT_Set_Var_Blend_Coordinates): New function declarations.
+
+ * include/freetype/internal/services/svmm.h (FT_Get_MM_Var_Func,
+ FT_Set_Var_Design_Func): New typedefs.
+ Update MultiMasters service.
+
+ * include/freetype/internal/tttypes.h
+ [TT_CONFIG_OPTION_GX_VAR_SUPPORT]: Include FT_MULTIPLE_MASTERS_H.
+ (GX_Blend) [TT_CONFIG_OPTION_GX_VAR_SUPPORT]: New typedef.
+ (TT_Face) [TT_CONFIG_OPTION_GX_VAR_SUPPORT]: New members `doblend'
+ and `blend'.
+
+ * include/freetype/tttags.h (TTAG_avar, TTAG_cvar, TTAG_gvar): New
+ macros.
+
+ * include/freetype/internal/fttrace.h: Add `ttgxvar'.
+
+ * src/base/ftmm.c (FT_Get_MM_Var, FT_Set_Var_Design_Coordinates,
+ FT_Set_Var_Blend_Coordinates): New functions.
+
+ * src/sfnt/sfobjs.c (sfnt_load_face)
+ [TT_CONFIG_OPTION_GX_VAR_SUPPORT]: Set FT_FACE_FLAG_MULTIPLE_MASTERS
+ flag for GX var fonts.
+
+ * src/truetype/ttgxvar.c, src/truetype/ttgxvar.h: New files.
+
+ * src/truetype/truetype.c [TT_CONFIG_OPTION_GX_VAR_SUPPORT]: Include
+ ttgxvar.c.
+
+ * src/truetype/ttdriver.c [TT_CONFIG_OPTION_GX_VAR_SUPPORT]: Include
+ FT_MULTIPLE_MASTERS_H, FT_SERVICE_MULTIPLE_MASTERS_H, and ttgxvar.h.
+ (tt_service_gx_multi_masters) [TT_CONFIG_OPTION_GX_VAR_SUPPORT]:
+ New service.
+ (tt_services) [TT_CONFIG_OPTION_GX_VAR_SUPPORT]: Updated.
+
+ * src/truetype/ttgload.c [TT_CONFIG_OPTION_GX_VAR_SUPPORT]: Include
+ ttgxvar.h.
+ (TT_Process_Simple_Glyph, load_truetype_glyph)
+ [TT_CONFIG_OPTION_GX_VAR_SUPPORT] :Support GX var fonts.
+
+ * src/truetype/ttobjs.c [TT_CONFIG_OPTION_GX_VAR_SUPPORT]: Include
+ ttgxvar.h.
+ (tt_done_face) [TT_CONFIG_OPTION_GX_VAR_SUPPORT]: Call
+ tt_done_blend.
+
+ * src/truetype/ttpload.c [TT_CONFIG_OPTION_GX_VAR_SUPPORT]: Include
+ ttgxvar.h.
+ (tt_face_load_cvt) [TT_CONFIG_OPTION_GX_VAR_SUPPORT]: Call
+ tt_face_vary_cvt.
+
+ * src/truetype/rules.mk (TT_DRV_SRC): Add ttgxvar.c.
+
+ * src/type1/t1driver.c (t1_service_multi_masters): Add T1_Get_MM_Var
+ and T1_Set_Var_Design.
+
+ * src/type1/t1load.c (FT_INT_TO_FIXED, FT_FIXED_TO_INT): New macros.
+ (T1_Get_MM_Var, T1_Set_Var_Design): New functions.
+
+ * src/type1/t1load.h (T1_Get_MM_Var, T1_Set_Var_Design): New
+ function declarations.
+
+2004-04-23 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/ftcache.h (FT_Get_CharMap_Index): Rename
+ declaration and move to...
+ * include/freetype/freetype.h (FT_Get_Charmap_Index): Here.
+ (FREETYPE_PATCH): Set to 9.
+
+ * src/base/ftobjs.c (FT_Get_Charmap_Index): New function.
+
+ * builds/unix/configure.ac (version_info): Set to 9:7:3.
+ * builds/unix/configure: Updated.
+
+ * builds/win32/visualc/index.html,
+ builds/win32/visualc/freetype.dsp,
+ builds/win32/visualc/freetype.vcproj: s/218/219/.
+
+ * builds/freetype.mk (refdoc), README, Jamfile (RefDoc):
+ s/2.1.8/2.1.9/.
+
+ * docs/CHANGES, docs/VERSION.DLL: Updated.
+
+2004-04-21 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cffparse.c (cff_parser_run), src/psaux/psobjs.c
+ (ps_parser_load_field): Use FT_CHAR_BIT.
+
+2004-04-21 David Turner <david@freetype.org>
+
+
+ * Version 2.1.8 released.
+ =========================
+
+
+ * src/cff/cffobjs.c (cff_face_init): Fix a small memory leak.
+
+ * src/autofit/afloader.c (af_loader_load_g), src/autofit/afmodule.c
+ (af_autofitter_load_glyph), src/base/ftdebug.c (FT_Trace_Get_Name):
+ Remove compiler warnings.
+
+ * src/autofit/aftypes.h: Undefine AF_DEBUG.
+
+ * src/lzw/zopen.c (rmask), src/pcf/pcfdrivr.c (pcf_service_bdf,
+ pcf_services), src/pcf/pcfread.c (tableNames), src/psaux/psobjs.c
+ (ft_char_table), src/type42/t42drivr.c (t42_service_glyph_dict,
+ t42_service_ps_font_name): Decorate data arrays with `const' to
+ avoid populating the `.data' segment.
+
+ * src/lzw/Jamfile: New file.
+
+2004-04-20 Werner Lemberg <wl@gnu.org>
+
+ * src/psaux/psobjs.c (T1Radix): Renamed to...
+ (ps_radix): This.
+ Update current cursor position.
+
+ * docs/CHANGES: Updated.
+
+2004-04-18 Werner Lemberg <wl@gnu.org>
+
+ * src/truetype/ttgload.c, src/truetype/ttgload.h (TT_Load_Glyph),
+ src/ttdriver.c (Load_Glyph): Change type of `glyph_index' to
+ FT_UInt. From Lex Warners.
+
+2004-04-17 Chisato Yamauchi <cyamauch@a.phys.nagoya-u.ac.jp>
+
+ * src/sfnt/ttload.c (tt_face_load_sfnt_header): Really fix change
+ from 2004-03-19.
+
+ * src/bdf/bdfdrivr.c (BDF_Face_Init): Use `ft_strlen'.
+
+ * src/pcf/pcfutil.c, src/pcf/pcfutil.h: Decorate functions with
+ `static'.
+ Remove unused function `RepadBitmap'.
+ * src/pcf/pcfdrivr.c: Don't include pcfutil.h.
+
+2004-04-16 Werner Lemberg <wl@gnu.org>
+
+ * builds/unix/freetype-config.in (usage): Fix and improve usage
+ information.
+
+2004-04-15 Werner Lemberg <wl@gnu.org>
+
+ * builds/unix/ftconfig.in, builds/vms/ftconfig.h: Define
+ FT_CHAR_BIT.
+
+ * src/base/ftobjs.c (FT_Load_Glyph): Don't apply autohinting if
+ glyph is vertically distorted or mirrored.
+
+ * src/cff/cffgload.c (cff_slot_load): Handle zero `size' properly
+ for embedded bitmaps.
+
+ * docs/CHANGES: Updated.
+
+2004-04-15 bytesoftware <bytesoftware@btinternet.com>
+
+ * include/freetype/config/ftconfig.h, src/base/ftstream.c
+ (FT_Stream_ReadFields): More fixes using FT_CHAR_BIT.
+
+2004-04-14 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/config/ftconfig.h (FT_CHAR_BIT): New macro.
+
+2004-04-14 Alex Strelnikov <ptktyrf@mail.ru>
+
+ * src/cache/ftcsbits.c (ftc_snode_load): Initialize `*asize' in case
+ of error.
+
+2004-04-14 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftmac.c [__GNUC__]: Define OS_INLINE.
+ * builds/unix/configure.ac: Don't try to remove `-ansi' compilation
+ switch on the Mac.
+
+ * builds/unix/ltmain.sh: Regenerated with `libtoolize --force
+ --copy' from libtool 1.5.6.
+ * builds/unix/aclocal.m4: Regenerated with `aclocal -I .' from
+ automake 1.8a.
+ * builds/unix/configure: Regenerated with autoconf 2.59a.
+
+2004-04-13 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/config/ftconfig.h: Use CHAR_BIT to define
+ size of FT_SIZEOF_xxx.
+
+2004-04-12 Chisato Yamauchi <cyamauch@a.phys.nagoya-u.ac.jp>
+
+ * include/freetype/internal/sfnt.h (TT_Find_SBit_Image_Func,
+ TT_Load_SBit_Metrics_Func): New typedefs.
+ (SFNT_Interface): Add find_sbit_image and load_sbit_metrics.
+
+ * src/sfnt/sfdriver.c (sfnt_interface): Updated.
+ * src/sfnt/ttsbit.h (tt_find_sbit_image, tt_load_sbit_metrics): New
+ declarations.
+ * src/sfnt/ttsbit.c (find_sbit_image): Renamed to...
+ (tt_find_sbit_image): This.
+ Updated all callers.
+ (load_sbit_metrics): Renamed to...
+ (tt_load_sbit_metrics): This.
+ Updated all callers.
+
+2004-04-12 Werner Lemberg <wl@gnu.org>
+
+ * configure: Accept makepp also.
+
+ * builds/unix/detect.mk: Use proper path to unix-def.mk.
+ * builds/unix/unix-def.in (BUILD_DIR, PLATFORM): Remove.
+ * builds/unix/unix.mk (BUILD_DIR, PLATFORM): Define.
+ Use BUILD_DIR.
+
+ * docs/INSTALL, docs/INSTALL.GNU, docs/INSTALL.UNX: Update
+ documentation on makepp.
+
+2004-04-11 Werner Lemberg <wl@gnu.org>
+
+ * src/lzw/zopen.c: Don't include sys/param.h and sys/stat.h.
+
+2004-04-10 Werner Lemberg <wl@gnu.org>
+
+ * src/lzw/ftlzw.c: Include zopen.h dependent on
+ FT_CONFIG_OPTION_USE_LZW.
+
+ * src/base/ftdebug.c: s/index/idx/ to avoid compiler warnings.
+
+2004-04-02 Werner Lemberg <wl@gnu.org>
+
+ * builds/unix/ltmain.sh: Regenerated with `libtoolize --force
+ --copy' from libtool 1.5.2.
+ * builds/unix/aclocal.m4: Regenerated with `aclocal -I .' from
+ automake 1.8a.
+ * builds/unix/configure: Regenerated with autoconf 2.59a.
+
+2004-04-01 Werner Lemberg <wl@gnu.org>
+
+ * builds/unix/ft-munmap.m4 (FT_MUNMAP_PARAM): Fix arguments of
+ AC_COMPILE_IFELSE.
+ * builds/unix/aclocal.m4: Regenerated with `aclocal -I .' from
+ automake 1.8a.
+ * builds/unix/configure: Regenerated with autoconf 2.59a.
+ * builds/unix/config.guess, builds/unix/config.sub: Updated from
+ `config' CVS module at subversions.gnu.org.
+ * builds/unix/install-sh, builds/unix/mkinstalldirs: Updated from
+ `texinfo' CVS module at subversions.gnu.org.
+ * builds/freetype.mk (refdoc): Updated.
+
+2004-03-31 Werner Lemberg <wl@gnu.org>
+
+ Handle broken FNT files which don't have a trailing NULL byte
+ in the face name string.
+
+ * src/winfonts/winfnt.h (FNT_FontRec): New member `family_name'.
+ * src/winfonts/winfnt.c (fnt_font_done): Free font->family_name.
+ (FNT_Face_Init): Append a final zero byte to the font face name.
+
+2004-03-30 Werner Lemberg <wl@gnu.org>
+
+ * src/sfnt/ttload.c (tt_face_load_sfnt_header): Fix change from
+ 2004-03-19.
+
+2004-03-27 Werner Lemberg <wl@gnu.org>
+
+ * src/base/descrip.mms (OBJS): Add ftbbox.obj.
+
+2004-03-26 George Williams <gww@silcom.com>
+
+ Add vertical phantom points.
+
+ * include/freetype/internal/tttypes.h (TT_LoaderRec): Add
+ `top_bearing', `vadvance', `pp3', and `pp4'.
+
+ * src/autofit/afloader.c (af_loader_load_g): Handle two more points.
+
+ * src/autohint/ahhint.c (ah_hinter_load): Handle two more points.
+ * src/truetype/ttgload.c (Get_VMetrics): New function.
+ (TT_Load_Simple_Glyph, TT_Process_Simple_Glyph): Handle two more
+ points.
+ (load_truetype_glyph): Use Get_VMetrics.
+ Handle two more points.
+ (compute_glyph_metrics): Thanks to vertical phantom points we now
+ can always compute `advance_height' and `top_bearing'.
+ * src/truetype/ttobjs.h (TT_SubglyphRec): Add vertical phantom
+ points.
+
+
+ * src/autohint/ahglyph.c (ah_outline_load): Fix allocation of
+ `news'.
+
+2004-03-21 Werner Lemberg <wl@gnu.org>
+
+ * src/bdf/bdfdrivr.c (BDF_Glyph_Load): Fix left side bearing.
+
+2004-03-20 Steve Hartwell <shspamsink@comcast.net>
+
+ * src/cache/ftcmru.c (FTC_MruList_RemoveSelection): Handle a NULL
+ value for `selection' as `select all'.
+
+2004-03-19 Steve Hartwell <shspamsink@comcast.net>
+
+ * src/sfnt/ttload.c (tt_face_load_sfnt_header): Reject face_index
+ values > 0 if loading non-TTC fonts.
+
+ * src/base/ftmac.c (open_face_from_buffer): Set positive face_index
+ to zero before calling FT_Open_Face.
+
+ * docs/CHANGES: Updated.
+
+2004-03-04 Werner Lemberg <wl@gnu.org>
+
+ * Jamfile, vms_make.com, builds/win32/visualc/freetype.dsp,
+ builds/win32/visualc/freetype/vcproj, include/freetype/ftmoderr.h:
+ Add LZW module.
+
+ * Jamfile.in: Removed.
+
+ * docs/CHANGES: Updated.
+
+ * include/freetype/internal/ftobjs.h: s/MIN/FT_MIN/, s/MAX/FT_MAX/,
+ s/ABS/FT_ABS/. Updated all callers.
+
+ * src/type1/t1load.c (parse_dict), src/pcf/pcfdrivr.c
+ (PCF_Face_Init): Use FT_ERROR_BASE.
+
+2004-03-04 Albert Chin <china@thewrittenword.com>
+
+ Add support for PCF fonts compressed with LZW (extension .pcf.Z,
+ created with `compress').
+
+ * include/freetype/config/ftoption.h, devel/ftoption.h
+ (FT_CONFIG_OPTION_USE_LZW): New macro.
+
+ * include/freetype/ftlzw.h: New file.
+ * include/freetype/config/ftheader.h (FT_LZW_H): New macro for
+ ftlzw.h.
+
+ * src/lzw/*: New files.
+
+ * src/pcf/pcfdrivr.c: Include FT_LZW_H.
+ (PCF_Face_Init): Try LZW also.
+
+ * src/gzip/ftgzip.c: s/0/Gzip_Err_Ok/ where appropriate.
+ Beautify.
+
+2004-03-03 Werner Lemberg <wl@gnu.org>
+
+ * src/pshinter/pshalgo.c (psh_hint_table_init): Simplify code.
+
+2004-03-02 Werner Lemberg <wl@gnu.org>
+
+ Add embedded bitmap support to CFF driver.
+
+ * src/cff/cffobjs.h (CFF_SizeRec): New structure.
+
+ * src/cff/cffgload.c (cff_builder_init): Updated.
+ (cff_slot_load): Updated.
+ [TT_CONFIG_OPTION_EMBEDDED_BITMAPS]: Load sbit.
+
+ * src/cff/cffobjs.c (sbit_size_reset)
+ [TT_CONFIG_OPTION_EMBEDDED_BITMAPS]: New function.
+ (cff_size_get_globals_funcs, cff_size_done, cff_size_init): Updated.
+ (cff_size_reset): Updated.
+ [TT_CONFIG_OPTION_EMBEDDED_BITMAPS]: Call sbit_size_reset.
+
+ * src/cff/cffdrivr.c (Load_Glyph): Updated.
+ (cff_driver_class): Use CFF_SizeRec.
+
+ * docs/CHANGES: Updated.
+
+2004-03-01 Werner Lemberg <wl@gnu.org>
+
+ * src/pshinter/pshglob.c (psh_globals_scale_widths): Don't use
+ FT_RoundFix but FT_PIX_ROUND.
+ (psh_blues_snap_stem): Don't use blue_shift but blue_threshold.
+
+ * src/pshinter/pshalgo.c (PSH_STRONG_THRESHOLD_MAXIMUM): New macro.
+ (psh_glyph_find_string_points): Use PSH_STRONG_THRESHOLD_MAXIMUM.
+ (psh_glyph_find_blue_points): New function. Needed for fonts like
+ p052003l.pfb (URW Palladio L Roman) which have flex curves at the
+ base line within blue zones, but the flex curves aren't covered by
+ hints.
+ (ps_hints_apply): Use psh_glyph_find_blue_points.
+
+2004-02-27 Garrick Meeker <garrick@digitalanarchy.com>
+
+ * builds/unix/configure.ac: Fix compiler flags for
+ `--with-old-mac-fonts'.
+ * builds/unix/configure: Regenerated.
+
+ * src/base/ftmac.c: s/TARGET_API_MAC_CARBON/!TARGET_API_MAC_OS8/.
+ (FT_New_Face_From_Resource): New function.
+ (FT_New_Face): Use FT_New_Face_From_Resource.
+ (FT_New_Face_From_FSSpec): Use FT_New_Face_From_Resource.
+ [__MWERKS__]: Don't include FSp_fopen.h.
+
+2004-02-26 Werner Lemberg <wl@gnu.org>
+
+ * src/pshinter/pshglob.c (psh_globals_new): Fix value of
+ `dim->stdw.count'.
+ Don't assign default values to blue scale and blue shift.
+
+2004-02-25 Werner Lemberg <wl@gnu.org>
+
+ * docs/CHANGES: Updated.
+
+2004-02-25 Garrick Meeker <garrick@digitalanarchy.com>
+ Steve Hartwell <shspamsink@comcast.net>
+
+ Improve MacOS fond support. Provide a new API
+ `FT_New_Face_From_FSSpec' similar to `FT_New_Face'.
+
+ * src/base/ftmac.c [__MWERKS__]: Include FSp_fpopen.h.
+ STREAM_FILE [__MWERKS__]: New macro.
+ (ft_FSp_stream_close, ft_FSp_stream_io) [__MWERKS__]: New functions.
+ (file_spec_from_path) [__MWERKS__]: Updated #if statement.
+ (get_file_type, make_lwfn_spec): Use `const' for argument.
+ (is_dfont) [TARGET_API_MAC_CARBON]: Removed.
+ (count_face_sfnt, count_faces): New functions.
+ (parse_fond): Do some range checking.
+ (read_lwfn): Change type of second argument.
+ No longer call FSpOpenResFile.
+ (OpenFileAsResource): New function.
+ (FT_New_Face_From_LWFN): Use `const' for second argument.
+ Use OpenFileAsResource.
+ (FT_New_Face_From_Suitcase): Change type of second argument.
+ No longer call FSpOpenResFile.
+ Loop over all resource indices.
+ (FT_New_Face_From_dfont) [TARGET_API_MAC_CARBON]: Removed.
+ (FT_GetFile_From_Mac_Name): Use `const' for first argument.
+ (ResourceForkSize): Removed.
+ (FT_New_Face): Updated to use new functions.
+ (FT_New_Face_From_FSSpec): New function.
+
+ * include/freetype/ftmac.h: Updated.
+
+2004-02-24 Malcolm Taylor <mtaylor@clear.net.nz>
+
+ * src/autohint/ahhint.c (ah_hinter_load) <FT_GLYPH_FORMAT_OUTLINE>:
+ Handle case where outline->num_vedges is zero while computing hinted
+ metrics.
+
+2004-02-24 Gordon Childs <gchilds@quickcut.com.au>
+
+ * src/cff/cffcmap.c (cff_cmap_unicode_init): Provide correct value
+ for `count'.
+
+2004-02-24 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/t1tables.h (PS_PrivateRec): Add
+ `expansion_factor'.
+
+ * src/pshinter/pshglob (psh_blues_scale_zones): Fix computation
+ of blues->no_overshoots -- `blues_scale' is stored with a
+ magnification of 1000, and `scale' returns fractional pixels.
+
+ * src/type1/t1load.c (T1_Open_Face): Initialize `blue_shift',
+ `blue_fuzz', `expansion_factor', and `blue_scale' according to the
+ Type 1 specification.
+
+ * src/type1/t1tokens.h: Handle `ExpansionFactor'.
+
+ * docs/CHANGES: Updated.
+
+2004-02-24 Masatake YAMATO <jet@gyve.org>
+
+ Provide generic access to MacOS resource forks.
+
+ * src/base/ftrfork.c, include/freetype/internal/ftrfork.h: New
+ files.
+
+ * src/base/ftobjs.c: Include FT_INTERNAL_RFORK_H.
+ (Mac_Read_POST_Resource, Mac_Read_sfnt_Resource): Remove arguments
+ `resource_listoffset' and `resource_data' and adapt code
+ accordingly. These values are calculated outside of the function
+ now.
+ Add new argument `offsets'.
+ (IsMacResource): Use `FT_Raccess_Get_HeaderInfo' and
+ `FT_Raccess_Get_DataOffsets'.
+ (load_face_in_embedded_rfork): New function.
+ (load_mac_face): Use load_face_in_embedded_rfork.
+ (ft_input_stream_new): Renamed to...
+ (FT_Stream_New): This. Use FT_BASE_DEF. Updated all callers.
+ (ft_input_stream_free): Renamed to...
+ (FT_Stream_Free): This. Use FT_BASE_DEF. Updated all callers.
+
+ * src/base/ftbase.c: Include ftrfork.c.
+
+ * src/base/rules.mk (BASE_SRC), src/base/Jamfile: Updated.
+
+ * include/freetype/internal/internal.h (FT_INTERNAL_RFORK_H):
+ New macro.
+
+ * include/freetype/internal/fttrace.h: Added `rfork' as a new
+ trace definition.
+
+ * include/freetype/internal/ftstream.h: Declare FT_Stream_New and
+ FT_Stream_Free.
+
+ * include/freetype/config/ftoption.h, devel/ftoption.h
+ (FT_CONFIG_OPTION_GUESSING_EMBEDDED_RFORK): New option.
+
+ * include/freetype/config/ftstdlib.h (ft_strrchr): New macro.
+
+2004-02-23 Werner Lemberg <wl@gnu.org>
+
+ * docs/CHANGES: Updated.
+
+ * include/freetype/internal/ftdebug.h: Include FT_FREETYPE_H.
+
+2004-02-23 Masatake YAMATO <jet@gyve.org>
+
+ Provide a simple API to control FreeType's tracing levels.
+
+ * include/freetype/internal/ftdebug.h (FT_Trace_Get_Count,
+ FT_Trace_Get_Name): New declarations.
+
+ * src/base/ftdebug.c (FT_Trace_Get_Count, FT_Trace_Get_Name): New
+ functions.
+
+2004-02-23 David Turner <david@freetype.org>
+
+ * src/autofit/afhints.c, src/autofit/afhints.h,
+ src/autofit/aflatin.c, src/autofit/afloader.c, src/types.h: Grave
+ bugs have been fixed. The auto-fitter works, doesn't crash, but
+ still produces unexpected results...
+
+2004-02-21 Werner Lemberg <wl@gnu.org>
+
+ * src/pshinter/pshalgo.c (PSH_STRONG_THRESHOLD): Changed to hold
+ the accepted shift for strong points in fractional pixels (which
+ is a heuristic value).
+ (psh_glyph_find_strong_points): Compute threshold for
+ psh_hint_table_find_strong_points.
+ (psh_hint_table_find_strong_point): Add parameter to pass threshold.
+
+2004-02-20 Werner Lemberg <wl@gnu.org>
+
+ * src/pshinter/pshrec.c (ps_mask_table_set_bits): Don't call
+ ps_mask_table_alloc but ps_mask_table_last.
+ (ps_hints_t2mask): Use correct position and number for vertical
+ and horizontal hinter mask bits.
+
+ * docs/CHANGES: Updated.
+
+2004-02-19 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftstroke.c (FT_Glyph_StrokeBorder): Fix enum handling.
+ * src/cff/cffdrivr.c (cff_get_cmap_info): Remove compiler warning.
+
+2004-02-18 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/freetype.h: Document FT_LOAD_TARGET_XXX properly.
+
+ * src/base/ftglyph.c (ft_bitmap_glyph_class,
+ ft_outline_glyph_class): Tag with FT_CALLBACK_TABLE_DEF.
+
+ * src/smooth/ftsmooth.c (ft_smooth_render): Handle
+ FT_RENDER_MODE_LIGHT.
+
+2004-02-17 Werner Lemberg <wl@gnu.org>
+
+ Fix callback functions in cache module.
+
+ * src/cache/ftccback.h: New file for callback declarations.
+
+ * src/cache/ftcbasic.c (ftc_basic_family_compare,
+ ftc_basic_family_init, ftc_basic_family_get_count,
+ ftc_basic_family_load_bitmap, ftc_basic_family_load_glyph,
+ ftc_basic_gnode_compare_faceid): Use FT_CALLBACK_DEF.
+ (ftc_basic_image_family_class, ftc_basic_image_cache_class,
+ ftc_basic_sbit_family_class, ftc_basic_sbit_cache_class):
+ Use FT_CALLBACK_TABLE_DEF and local wrapper functions.
+
+ * src/cache/ftccache.c: Include ftccback.h.
+ (ftc_cache_init, ftc_cache_done): New wrapper functions which use
+ FT_LOCAL_DEF.
+
+ * src/cache/ftccmap.c: Include ftccback.h.
+ (ftc_cmap_cache_class): Use local wrapper functions.
+
+ * src/cache/ftcglyph.c: Include ftccback.h.
+ (ftc_gnode_compare, ftc_gcache_init, ftc_gcache_done): New wrapper
+ functions which use FT_LOCAL_DEF.
+
+ * src/cache/ftcimage.c: Include ftccback.h.
+ (ftc_inode_free, ftc_inode_new, ftc_inode_weight): New wrapper
+ functions which use FT_LOCAL_DEF.
+
+ * src/cache/ftcmanag.c (ftc_size_list_class, ftc_face_list_class):
+ Use FT_CALLBACK_TABLE_DEF.
+
+ * src/cache;/ftcsbits.c: Include ftccback.h.
+ (ftc_snode_free, ftc_snode_new, ftc_snode_weight,
+ ftc_snode_compare): New wrapper functions which use FT_LOCAL_DEF.
+
+ * src/cache/rules.mk (CACHE_DRV_H): Add ftccback.h.
+
+2004-02-17 Masatake YAMATO <jet@gyve.org>
+
+ * include/freetype/ftmac.h (FT_GetFile_From_Mac_Name): Fix a typo
+ (FT_EXPORT_DEF -> FT_EXPORT).
+
+ * include/freetype/ftxf86.h (FT_Get_X11_Font_Format): Ditto.
+
+2004-02-15 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftobjs.c (FT_Set_Char_Size): Fix typo.
+
+2004-02-14 Masatake YAMATO <jet@gyve.org>
+
+ * builds/unix/ftsystem.c: Include errno.h.
+ (ft_close_stream): Renamed to...
+ (ft_close_stream_by_munmap): This.
+ (ft_close_stream_by_free): New function.
+ (FT_Stream_Open): Use fallback method if mmap fails.
+ Use proper function for closing the stream.
+
+2004-02-14 Werner Lemberg <wl@gnu.org>
+
+ * src/type1/t1load.c (parse_dict): Initialize `start_binary'.
+
+2004-02-13 Robert Etheridge <roberte@stcc.cc.tx.us>
+
+ * src/type42/t42objs.c (T42_Face_Init), src/type1/t1objs.c
+ (T1_Face_Init), src/cid/cidobjs.c (cid_face_init): Fix computation
+ of underline_position and underline_thickness.
+
+2004-02-12 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftobjs.c (FT_Set_Char_Size): Return immediately if
+ ppem values don't change. Suggested by Graham Asher.
+
+2004-02-11 Werner Lemberg <wl@gnu.org>
+
+ * src/cid/cidload.c (cid_face_open): Always allocate
+ face->cid_stream so that we can deallocate it safely.
+
+2004-02-10 Werner Lemberg <wl@gnu.org>
+
+ Make the PS parser more tolerant w.r.t. non-standard font data. In
+ general, an error is only reported in case of a syntax error; a
+ wrong type is now simply ignored (if possible). To be independent
+ of the order of various MM-specific keywords, the parse_shared_dict
+ routine has been removed -- the PS parser is now capable to skip
+ this data. It no longer fails on parsing e.g.
+
+ dup /WeightVector exch def
+
+ Since the token following /WeightVector isn't `[' (starting an
+ array) it is simply ignored.
+
+ * include/freetype/fterrdef.h: Define `FT_Err_Ignore' (0xA2) as a
+ new internal error value.
+
+ * src/type1/t1load.c (parse_blend_axis_types,
+ parse_blend_design_positions, parse_blend_design_map): Return
+ T1_Err_Ignore if no proper array is following the keyword.
+ (parse_weight_vector): Use T1_ToTokenArray, initializing `blend'
+ structure, if necessary.
+ Return T1_Err_Ignore if no proper array is following the keyword.
+ (parse_shared_dict): Removed.
+ (parse_encoding): Set parser->root.error to return T1_Err_Ignore
+ if no result can be obtained.
+ Check for errors before accessing `elements' array.
+ (t1_keywords): Remove /shareddict.
+ (parse_dict): Reset error if t1_load_keyword returns T1_Err_Ignore.
+ Set keyword_flag only in case of success.
+ Check error code if skipping an unrecognized token.
+ (T1_Open_Face) [!T1_CONFIG_OPTION_NO_MM_SUPPORT]: Call T1_Done_Blend
+ if blend commands haven't set up a proper MM font.
+
+ * src/psaux/psobjs.c (ps_parser_load_field_table): Remove special
+ code for synthetic fonts.
+ Return PSaux_Err_Ignore if no proper value has been found.
+
+2004-02-09 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cffgload.c (cff_decoder_parse_charstrings)
+ <cff_op_endchar>: Preserve glyph width before calling
+ cff_operator_seac.
+
+2004-02-09 Martin Muskens <mmuskens@aurelon.com>
+
+ * src/cff/cffgload.c (cff_decoder_parse_charstrings): Handle special
+ first argument for `hintmask' and `cntrmask' operators also.
+
+2004-02-08 Werner Lemberg <wl@gnu.org>
+
+ * builds/unix/configure.in: Call AC_SUBST for `enable_shared',
+ `hardcode_libdir_flag_spec', and `wl'.
+ * builds/unix/configure: Regenerated.
+
+ * builds/unix/freetype-config.in: Make --prefix and --exec-prefix
+ actually work.
+ Report a proper --rpath (or -R) value for --libs argument if a
+ shared library has been built.
+
+ * docs/CHANGES: Updated.
+
+2004-02-07 Keith Packard <keithp@keithp.com>
+
+ * src/bdf/bdfdrivr.c (BDF_Face_Init, BDF_Set_Pixel_Size): Fix
+ computation of various vertical and horizontal metric values.
+
+ * src/pcfdrivr.c (PCF_Set_Pixel_Size), src/pcfread (pcf_load_font):
+ Ditto.
+
+2004-02-07 Werner Lemberg <wl@gnu.org>
+
+ * builds/win32/visualc/index.html,
+ builds/win32/visualc/freetype.dsp,
+ builds/win32/visualc/freetype.dsw, docs/CHANGES: Updated.
+
+2004-02-07 Vitaliy Pasternak <v_a_pasternak@mail.ru>
+
+ * builds/win32/visualc/freetype.sln,
+ builds/win32/visualc/freetype.vcproj: New files for VS.NET 2003.
+
+2004-02-03 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/cache/ftccache.h (FTC_CACHE_LOOKUP_CMP):
+ Initialize `node'.
+ * src/type1/t1load.c (parse_dict): Initialize `have_integer'.
+
+2004-02-02 Werner Lemberg <wl@gnu.org>
+
+ * src/type1/t1load.c (parse_dict): Handle `RD' and `-|' commands
+ outside of /Subrs or /CharStrings. This can happen if there is
+ additional code manipulating those two arrays so that FreeType
+ doesn't recognize them properly.
+ (T1_Open_Face): Improve an error message.
+
+2004-02-01 Werner Lemberg <wl@gnu.org>
+
+ * src/type1/t1load.c (parse_charstrings): Exit immediately if
+ there are no elements in /CharStrings. This is needed for fonts
+ like Optima-Oblique which not only define /CharStrings but access it
+ also.
+
+2004-02-01 David Turner <david@freetype.org>
+
+ * src/sfnt/Jamfile: Removing `ttcmap' from the list of sources.
+
+ * include/freetype/cache/ftccache.h (FTC_CACHE_LOOKUP_CMP)
+ <FTC_INLINE>: Provide macro version which doesn't use inline code.
+ * include/freetype/cache/ftcglyph.h (FTC_GCACHE_LOOKUP_CMP)
+ <FTC_INLINE>: Ditto.
+ Use FTC_MRULIST_LOOKUP_CMP.
+ * include/freetype/cache/ftcmru.h (FTC_MRULIST_LOOKUP_CMP): New
+ macro.
+ (FTC_MRULIST_LOOKUP): Use it.
+
+ * src/cache/Jamfile (_sources), src/cache/descrip.mms: Updated.
+ * src/cache/ftcbasic.c: Fix compiler warnings.
+ * src/cache/ftcmanag.c (FTC_Manager_LookupSize,
+ FTC_Manager_LookupFace) <FTC_INLINE>: Use FTC_MRULIST_LOOKUP_CMP.
+ * src/cache/ftcmru.c (FTC_MruList_Find): Fix a bug (found after
+ heavy testing).
+
+ * Jamfile: Updating `refdoc' target, and adding `autohint' to the
+ list of modules to build. Both the autohinter and autofitter will
+ be built by default. But which one will be used is determined by
+ the content of `ftmodule.h'.
+
+ * src/autofit/*: Many updates, but the code is still buggy...
+
+2004-01-31 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cffgload.c (cff_operator_seac): Fix magnitude of
+ accent offset.
+ Update code similarly to the seac support for Type 1 fonts.
+ (cff_decoder_parse_charstrings) <cff_op_endchar>: Fix magnitude
+ of accent offset.
+ Don't hint glyphs twice if seac is emulated.
+ <cff_op_flex>: Assign correct point tags.
+ * docs/CHANGES: Updated.
+
+2004-01-30 Werner Lemberg <wl@gnu.org>
+
+ * src/type1/t1parse.c (T1_Get_Private_Dict): Use FT_MEM_MOVE, not
+ FT_MEM_COPY, for copying the private dict.
+
+ * src/type1/t1load.c (parse_subrs): Assign number of subrs only
+ in first run.
+ (parse_charstrings): Parse /CharStrings in second run without
+ assigning values.
+ (parse_dict): Skip all /CharStrings arrays but the first. We need
+ this for non-standard fonts like `Optima' which have different
+ outlines depending on the resolution. Note that there is no
+ guarantee that we get fitting /Subrs and /CharStrings arrays; this
+ can only be done by a real PS interpreter.
+
+2004-01-29 Antoine Leca <Antoine-Freetype@Leca-Marti.org>
+
+ * builds/win32/visualc/index.html: New file, giving detailed
+ explanations about forcing CR+LF line endings for the VC++ project
+ files.
+
+2004-01-22 Garrick Meeker <garrick@digitalanarchy.com>
+
+ * src/cff/cffload.c (cff_subfont_load): Initialize `dict'.
+
+2004-01-22 Werner Lemberg <wl@gnu.org>
+
+ Add support for the hexadecimal representation of binary data
+ started with `StartData' in CID-keyed Type 1 fonts.
+
+ * include/freetype/internal/t1types.h (CID_FaceRec): Add new
+ members `binary_data' and `cid_stream'.
+
+ * src/cid/cidload.c (cid_read_subrs): Use `face->cid_stream'.
+ (cid_hex_to_binary): New auxiliary function.
+ (cid_face_open): Add new argument `face_index' to return quickly
+ if less than zero. Updated all callers.
+ Call `cid_hex_to_binary', then open and assign memory stream to
+ `face->cid_stream' if `parser->binary_length' is non-zero.
+ * src/cid/cidload.h: Updated.
+
+ * src/cid/cidobjs.c (cid_face_done): Free `binary_data' and
+ `cid_stream'.
+
+ * src/cid/cidparse.c (cid_parser_new): Check arguments to
+ `StartData' and set parser->binary_length accordingly.
+ * src/cid/cidparse.h (CID_Parser): New member `binary_length'.
+
+ * src/cid/cidgload.c (cid_load_glyph): Use `face->cid_stream'.
+
+ * docs/CHANGES: Updated.
+
+2004-01-21 Werner Lemberg <wl@gnu.org>
+
+ include/freetype/config/ftstdlib.h (ft_atoi): Replaced with...
+ (ft_atol): This.
+ * src/base/ftdbgmem.c: s/atol/ft_atol/.
+ * src/type42/t42drivr.c: s/ft_atoi/ft_atol/.
+
+2004-01-20 Masatake YAMATO <jet@gyve.org>
+
+ * include/freetype/ftcache.h: Delete duplicated definition of
+ FTC_FaceID.
+
+ * src/cff/cffdrivr.c (cff_get_cmap_info): Call sfnt module's TT CMap
+ Info service function if the cmap comes from sfnt. Return 0 if the
+ cmap is sythesized in cff module.
+
+2004-01-20 David Turner <david@freetype.org>
+
+ * src/cache/ftcmanag.c (ftc_size_node_compare): Call
+ FT_Activate_Size.
+
+2004-01-20 Werner Lemberg <wl@gnu.org>
+
+ * src/type1/t1parse.c (T1_Get_Private_Dict): Skip exactly one
+ CR, LF, or CR/LF after `eexec'.
+
+2004-01-18 David Turner <david@freetype.org>
+
+ * src/sfnt/ttsbit.c (tt_face_set_sbit_strike): Remove compiler
+ warning.
+
+ * src/tools/docmaker/*: Updating beautifier tool.
+
+2004-01-15 David Turner <david@freetype.org>
+
+ * src/base/ftoutln.c (ft_orientation_extremum_compute): Fix
+ infinite loop bug.
+
+ * include/freetype/ftstroke.h: Include FT_GLYPH_H.
+ (FT_Stroker_Rewind, FT_Glyph_Stroke, FT_Glyph_StrokeBorder): New
+ declarations.
+
+ * src/base/ftstroke.c: Include FT_INTERNAL_OBJECTS_H.
+ (FT_Outline_GetOutsideBorder): Inverse result.
+ (FT_Stroker_Rewind, FT_Glyph_Stroke, FT_GlyphStrokeBorder): New
+ functions.
+ (FT_Stroker_EndSubPath): Close path if needed.
+ (FT_Stroker_Set, FT_Stroker_ParseOutline): Use FT_Stroker_Rewind.
+
+ * include/freetype/cache/ftcmanag.h (FTC_ScalerRec,
+ FTC_Manager_LookupSize): Moved to...
+ * include/freetype/ftcache.h (FTC_ScalerRec,
+ FTC_Manager_LookupSize): Here.
+
+ * src/tools/docmaker/docbeauty.py: New file to beautify the
+ documentation comments (e.g., to convert them to single block border
+ mode).
+ * src/tools/docmaker/docmaker.py (file_exists, make_file_list):
+ Moved to...
+ * src/tools/docmaker/utils.py (file_exists, make_file_list): Here.
+
+2004-01-14 David Turner <david@freetype.org>
+
+ * include/freetype/internal/ftmemory.h (FT_ARRAY_COPY,
+ FT_ARRAY_MOVE): New macros to make copying arrays easier.
+ Updated all relevant code to use them.
+
+2004-01-14 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cffload.c (cff_font_load): Load charstrings_index earlier.
+ Use number of charstrings as argument to CFF_Load_FD_Select (as
+ documented in the CFF specs).
+
+2004-01-13 Graham Asher <graham.asher@btinternet.com>
+
+ * src/pshinter/pshalgo.c (psh_glyph_init): Move assignment of
+ `glyph->memory' up to free arrays properly in case of failure.
+
+2004-01-10 Masatake YAMATO <jet@gyve.org>
+
+ Make `FT_Get_CMap_Language_ID' work with CFF. Bug reported by
+ Steve Hartwell <shspamsink@comcast.net>.
+
+ * src/cff/cffdrivr.c: Include FT_SERVICE_TT_CMAP_H.
+ (cff_services): Added an entry for FT_SERVICE_ID_TT_CMAP.
+ (cff_get_cmap_info): New function.
+ (cff_service_get_cmap_info) New entry for cff_services.
+
+ * src/sfnt/ttcmap0.c: Exit loop after a format match has been found.
+ Suggested by Steve Hartwell <shspamsink@comcast.net>.
+
+2004-01-03 Masatake YAMATO <jet@gyve.org>
+
+ * src/base/ftobjs.c (destroy_charmaps): New function.
+ (destroy_face, open_face): Use `destroy_charmaps'.
+
+2004-01-01 Werner Lemberg <wl@gnu.org>
+
+ * docs/CHANGES: Updated.
+
+2004-01-01 Michael Jansson <mjan@em2-solutions.com>
+
+ * src/winfonts/winfnt.c (FNT_Size_Set_Pixels): Fix sign of
+ size->metrics.descender.
+
+2003-12-31 Wolfgang Domröse <porthos.domroese@harz.de>
+
+ * src/cff/cffgload.c (cff_decoder_parse_charstrings)
+ [FT_DEBUG_LEVEL_TRACE]: Use `%ld' in FT_TRACE4.
+ <cff_op_flex1>: Change type of dx and dy to FT_Pos and remove
+ cast for accessing arguments.
+
+2003-12-31 Werner Lemberg <wl@gnu.org>
+
+ * src/truetype/ttgload.c (TT_Load_Simple_Glyph): Revert previous
+ change. It's not necessary.
+
+2003-12-29 Smith Charles <smith.charles@free.fr>
+
+ * src/truetype/ttgload.c (TT_Load_Simple_Glyph): Handle `repeated
+ flags set' correctly.
+
+2003-12-29 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cffobjs.c (cff_face_init): Fix memory leak by deallocating
+ `full' and `weight' properly.
+ * src/cff/cffgload.c (cff_decoder_parse_charstrings)
+ <cff_op_hintmask> [FT_DEBUG_LEVEL_TRACE]: Use `0x' as prefix for
+ tracing output.
+
+2003-12-26 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/internal/sfnt.h (TT_Set_SBit_Strike_Func):
+ Use FT_UInt for ppem values.
+ * src/sfnt/ttsbit.c (tt_face_set_sbit_strike): Use FT_UInt for
+ ppem values.
+ * src/sfnt/ttsbit.h: Updated.
+
+ * src/base/ftobjs.c (FT_Set_Pixel_Sizes): Don't allow ppem values
+ larger than -0FFFF.
+
+2003-12-25 Werner Lemberg <wl@gnu.org>
+
+ * src/base/fttrigon.c, src/base/ftgloadr.c: Inlude
+ FT_INTERNAL_OBJECTS_H.
+
+ * src/base/ftstroke.c (FT_Outline_GetInsideBorder,
+ FT_Outline_GetOutsideBorder): s/or/o/ to make it compile with
+ C++ compilers.
+
+ * src/cache/ftcmru.c, include/freetype/cache/ftcmru.h:
+ s/select/selection/ to avoid compiler warning.
+ * src/cff/cffload.h: s/select/ftselect/ to avoid potential
+ compiler warning.
+
+2003-12-24 Werner Lemberg <wl@gnu.org>
+
+ * src/cache/ftcsbits.c (FTC_SNode_Weight):
+ s/FTC_SBIT_ITEM_PER_NODE/FTC_SBIT_ITEMS_PER_NODE/.
+
+2003-12-24 David Turner <david@freetype.org>
+
+ * Fixed compilation problems in the cache sub-system.
+
+ * Partial updates to src/autofit.
+
+ * Jamfile (FT2_COMPONENTS): Add autofit module.
+
+2003-12-23 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cffgload.c (cff_lookup_glyph_by_stdcharcode): Handle
+ CID-keyed fonts.
+
+2003-12-23 David Turner <david@freetype.org>
+
+ * include/freetype/internal/ftobjs.h (FT_PAD_FLOOR, FT_PAD_ROUND,
+ FT_PAD_CEIL, FT_PIX_FLOOR, FT_PIX_ROUND, FT_CEIL): New macros. They
+ are used to avoid compiler warnings with very pedantic compilers.
+ Note that `(x) & -64' causes a warning if (x) is not signed. Use
+ `(x) & ~63' instead!
+ Updated all related code.
+
+ Add support for extraction of `inside' and `outside' borders.
+
+ * src/base/ftstroke.c (FT_StrokerBorder): New enumeration.
+ (FT_Outline_GetInsideBorder, FT_Outline_GetOutsideBorder,
+ FT_Stroker_GetBorderCounts, FT_Stroker_ExportBorder): New functions.
+ (FT_StrokeBorderRec): New boolean member `valid'.
+ (ft_stroke_border_get_counts): Updated.
+ * include/freetype/ftstroke.h: Updated.
+
+2003-12-22 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/ftwinfnt.h (FT_WinFNT_ID_*): New definitions
+ to describe the `charset' field in FT_WinFNT_HeaderRec.
+ * src/winfonts/winfnt.c (FNT_Face_Init): Set encoding to
+ FT_ENCODING_NONE except for FT_WinFNT_ID_MAC.
+
+ * include/freetype/freetype.h (FT_Encoding): Improve comment,
+ based on work by Detlef Würkner <TetiSoft@apg.lahn.de>.
+
+ * docs/CHANGES: Updated.
+
+2003-12-22 David Turner <david@freetype.org>
+
+ * include/freetype/ftcache.h,
+ include/freetype/cache/ftcmanag.h,
+ include/freetype/cache/ftccache.h,
+ include/freetype/cache/ftcmanag.h,
+ include/freetype/cache/ftcmru.h (added),
+ include/freetype/cache/ftlru.h (removed),
+ include/freetype/cache/ftcsbits.h,
+ include/freetype/cache/ftcimage.h,
+ include/freetype/cache/ftcglyph.h,
+ src/cache/ftcmru.c,
+ src/cache/ftcmanag.c,
+ src/cache/ftccache.c,
+ src/cache/ftcglyph.c,
+ src/cache/ftcimage.c,
+ src/cache/ftcsbits.c,
+ src/cache/ftccmap.c,
+ src/cache/ftcbasic.c (added),
+ src/cache/ftclru.c (removed):
+
+ *Complete* rewrite of the cache sub-system to `solve' the
+ following points:
+
+ - all public APIs have been moved to FT_CACHE_H, everything
+ under `include/freetype/cache' is only needed by client
+ applications that want to implement their own caches
+
+ - a new function named FTC_Manager_RemoveFaceID to deal
+ with the uninstallation of FaceIDs
+
+ - the image and sbit cache are now abstract classes, that
+ can be extended much more easily by client applications
+
+ - better performance in certain areas. Further optimizations
+ to come shortly anyway...
+
+ - the FTC_CMapCache_Lookup function has changed its signature,
+ charmaps can now only be retrieved by index
+
+ - FTC_Manager_Lookup_Face => FTC_Manager_LookupFace
+ FTC_Manager_Lookup_Size => FTC_Manager_LookupSize (still in
+ private header for the moment)
+
+2003-12-21 Werner Lemberg <wl@gnu.org>
+
+ * src/type1/t1load.c (parse_dict): Stop parsing if `eexec' keyword
+ is encountered.
+
+2003-12-19 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cfftypes.h (CFF_MAX_CID_FONTS): Increase to 32. For
+ example, the Japanese Hiragino font already contains 15 subfonts.
+
+ * src/cff/cffload.c (cff_font_load): Deallocate `sids' array for
+ CID-keyed fonts.
+
+ * devel/ftoption.h: Define FT_DEBUG_MEMORY.
+
+2003-12-18 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/ttnameid.h (TT_ADOBE_ID_LATIN_1): New macro.
+ * src/type1/t1objs.c (T1_Face_Init): Use TT_ADOBE_ID* values.
+
+2003-12-18 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cfftypes.h (CFF_FontRecDictRec): Change type of
+ `cid_count' to `FT_ULong'.
+
+ * src/cff/cffgload.c (cff_slot_load): Take care of empty `cids'
+ array.
+
+ * src/cff/cffload.c (cff_charset_done): Free `cids' array.
+ (cff_font_load): Create cids array only for CID-keyed fonts which
+ are subsetted.
+
+ * src/cff/cffobjs.c (cff_face_init): Check the availability of
+ the PSNames modules for non-pure CFFs also.
+ Set FT_FACE_FLAG_GLYPH_NAMES for a non-pure CFF also if it isn't
+ CID-keyed.
+
+ * src/cff/rules.mk (CFF_DRV_H): Add cfftypes.h.
+
+2003-12-17 Werner Lemberg <wl@gnu.org>
+
+ * src/sfnt/sfobjs.c (sfnt_init_face): Don't set
+ FT_FACE_FLAG_GLYPH_NAMES if the font contains a version 3.0 `post'
+ table.
+
+ * docs/CHANGES: Updated.
+
+2003-12-17 Masatake YAMATO <jet@gyve.org>
+
+ Add new function FT_Get_CMap_Language_ID to extract the language ID
+ for TrueType/sfnt fonts.
+
+ * include/freetype/internal/services/svttcmap.h: New file.
+ * include/freetype/internal/ftserv.h (FT_SERVICE_TT_CMAP_H): Add
+ svttcmap.h.
+
+ * src/sfnt/sfdriver.c: Include ttcmap0.h.
+ (tt_service_get_cmap_info): New service.
+ (sfnt_services): Updated.
+
+ * src/sfnt/ttcmap0.c (tt_cmap*_get_info): New functions.
+ (tt_cmap*_class_rec): Add tt_cmap*_get_info members.
+ (tt_get_cmap_info): New function.
+ * src/sfnt/ttcmap0.h: Include FT_SERVICE_TT_CMAP_H.
+ (TT_CMap_ClassRec): New field `get_cmap_info'.
+ (tt_get_cmap_info): New declaration.
+
+ * src/base/ftobjs.c: Include FT_SERVICE_TT_CMAP_H.
+ (FT_Get_CMap_Language_ID): New function implementation.
+ * include/freetype/tttables.h (FT_Get_CMap_Language_ID): New
+ function declaration.
+
+2003-12-16 Werner Lemberg <wl@gnu.org>
+
+ * src/sfnt/ttcmap.c, src/sfnt/ttcmap.h: Removed. Obsolete.
+
+ * include/freetype/internal/sfnt.h (SFNT_Interface): Remove
+ obsolete fields `load_charmap' and `free_charmap'.
+ (TT_CharMap_Load_Func, TT_CharMap_Free_Func): Removed.
+ * src/sfnt/sfnt.c: Don't include ttcmap.c.
+ * src/sfnt/rules.mk (SFNT_DRV_SRC): Don't include ttcmap.c.
+ * src/sfnt/ttload.c: Don't include ttcmap.h.
+ * src/sfnt/sfdriver.c: Don't include ttcmap.h.
+ (sfnt_interface): Updated.
+
+ * include/freetype/internal/tttypes.h (TT_TableDirRec,
+ TT_CMapDirRec, TT_CMapDirEntryRec, TT_CMap0, TT_CMap2SubHeaderRec,
+ TT_CMap2Rec, TT_CMap4Segment, TT_CMap4Rec, TT_CMap6,
+ TT_CMapGroupRec, TT_CMap8_12Rec, TT_CMap10Rec, TT_CharMap_Func,
+ TT_CharNext_Func, TT_CMapTableRec, TT_CharMapRec): Removed.
+ Obsolete.
+ * src/cff/cffobjs.h (CFF_CharMapRec): Removed. Obsolete.
+
+2003-12-15 Werner Lemberg <wl@gnu.org>
+
+ * docs/CHANGES: Updated.
+
+2003-12-15 Wolfgang Domröse <porthos.domroese@harz.de>
+
+ * builds/atari/*: New directory for building FreeType 2 on Atari
+ with the PureC compiler.
+
+2003-12-12 Wolfgang Domröse <porthos.domroese@harz.de>
+
+ * src/type1/t1gload.c (T1_Parse_Glyph_And_Get_Char_String): Add
+ cast.
+ * src/cff/cffdrivr.c (cff_ps_has_glyph_names): Assure that return
+ value is either 0 or 1.
+
+2003-12-12 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cffdrivr.c (cff_get_glyph_name): Improve error message.
+ (cff_get_name_index): Return if no PSNames service is available.
+ (cff_ps_has_glyph_names): Handle CID-keyed fonts correctly.
+ * src/cff/cfftypes.h (CFF_CharsetRec): New field `cids', used for
+ CID-keyed fonts. This is the inverse mapping of `sids'.
+ * src/cff/cffload.c (cff_charset_load): New argument `invert'.
+ Initialize charset->cids if `invert' is set.
+ (cff_font_load): In call to cff_charset_load, set `invert' to true
+ for CID-keyed fonts.
+ * src/cff/cffgload.c (cff_slot_load): Handle glyph index as CID
+ and map it to the real glyph index.
+
+ * docs/CHANGES: Updated.
+
+2003-12-11 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cffobjs.c (cff_face_init): Don't set
+ FT_FACE_FLAG_GLYPH_NAMES for CID-keyed fonts.
+ Don't construct a cmap for CID-keyed fonts.
+
+2003-12-10 Werner Lemberg <wl@gnu.org>
+
+ Use implementation specific SID value 0xFFFF to indicate that
+ a dictionary element is missing.
+
+ * src/cff/cffload.c (cff_subfont_load): Initialize all fields
+ which hold SIDs to 0xFFFF.
+ (cff_index_get_sid_string): Handle SID value 0xFFFF.
+ Handle case where `psnames' is zero.
+ (cff_font_load): Updated.
+ Don't load encoding for CID-keyed CFFs.
+
+ * src/cff/cffobjs.c (cff_face_init): Updated.
+ Don't check for PSNames module if font is CID-keyed.
+ Compute style name properly (using the same algorithm as in the
+ CID driver).
+ Fix computation of style flags.
+
+ * src/cff/cfftoken.h: Comment out handling of base_font_name.
+ Rename `postscript' field to `embedded_postscript'
+ * src/cff/cfftypes.h (CFF_FontRecDictRec): Remove `base_font_name'
+ and `postscript'.
+
+2003-12-10 Detlef Würkner <TetiSoft@apg.lahn.de>
+
+ * src/pcf/pcfdrivr.c (pcf_get_charset_id): New function (a clone
+ of the similar BDF function).
+ (pcf_service_bdf): Use it.
+
+2003-12-09 Werner Lemberg <wl@gnu.org>
+
+ * src/sfnt/sfobjs.c (sfnt_load_face): Set FT_FACE_FLAG_GLYPH_NAMES
+ only if a `post' table is present.
+
+2003-12-09 George Williams <gww@silcom.com>
+
+ * src/base/ftobjs.c (load_mac_face): Recent versions of Linux
+ support Mac's HFS+ file system, thus enable code to read /rsrc on
+ non-Macintosh platforms also.
+
+2003-12-08 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/internal/psaux.h (PS_TableRec): Change type
+ of `lengths' to FT_PtrDist.
+ (T1_DecoderRec): Change type of `subrs_len' to FT_PtrDist.
+ * include/freetype/internal/t1types.h (T1_FontRec): Change type
+ of `subrs_len' and `charstrings_len' to FT_PtrDist.
+
+ * src/base/ftobjs.c (Mac_Read_POST_Resource): Replace `junk'
+ variable with better solution.
+ (IsMacResource): Remove unused variable `map_len'.
+ Replace `junk' variable with better solution.
+ (FT_Open_Face) [!FT_MACINTOSH]: Add conditional
+ FT_CONFIG_OPTION_MAC_FONTS.
+
+2003-12-08 Wolfgang Domröse <porthos.domroese@harz.de>
+
+ * src/autohint/ahhint.c (ah_hinter_hint_edges,
+ ah_hinter_align_strong_points): Add some casts.
+
+ * src/base/ftoutln.c (FT_OrientationExtremumRec): Change type
+ of `pos' to FT_Long.
+
+ * src/base/ftobjs.c (Mac_Read_POST_Resource,
+ Mac_Read_sfnt_Resource): Change type of `len' to FT_Long.
+
+ * src/type42/t42parse.c (t42_parse_dict): Add cast for `n_keywords'.
+
+2003-12-07 Werner Lemberg <wl@gnu.org>
+
+ * docs/raster.txt: New file, taken from FreeType 1 and completely
+ revised.
+
+2003-12-04 Masatake YAMATO <jet@gyve.org>
+
+ * src/type1/t1driver.c (Get_Interface): Remove FT_UNUSED for
+ t1_interface. t1_interface is used.
+
+2003-11-27 David Turner <david@freetype.org>
+
+ * src/pfr/pfrdrivr.c (pfr_get_metrics): Revert incorrect change of
+ 2003-11-23: For PFR fonts, metrics->x_scale and metrics->y_scale are
+ the scaling values for outline units, not for metric units.
+
+2003-11-25 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftcalc.c, include/freetype/internal/ftcalc.h
+ (FT_MulDiv_No_Round): Surround code with `#ifdef
+ TT_CONFIG_OPTION_BYTECODE_INTERPRETER ... #endif'.
+
+2003-11-23 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftcalc.c (FT_MulDiv_No_Round): New function (32 and
+ 64 bit version).
+ * include/freetype/internal/ftcalc.h: Updated.
+
+ * src/truetype/ttinterp.c (TT_MULDIV_NO_ROUND): New macro.
+ (TT_INT64): Removed.
+ (DO_DIV): Use TT_MULDIV_NO_ROUND.
+
+ * src/pfr/pfrdrivr.c (pfr_get_metrics): Directly use
+ metrics->x_scale and metrics->y_scale.
+
+2003-11-22 Rogier van Dalen <R.C.van.Dalen@umail.leidenuniv.nl>
+
+ * src/truetype/ttinterp.c (CUR_Func_move_orig): New macro.
+ (Direct_Move_Orig, Direct_Move_Orig_X, Direct_Move_Orig_Y): New
+ functions. Similar to Direct_Move, Direct_Move_X, and
+ Direct_Move_Y but without touching.
+ (Compute_Funcs): Use new functions.
+
+ (Round_None, Round_To_Grid, Round_To_Half_Grid, Round_Down_To_Grid,
+ Round_Up_To_Grid, Round_To_Double_Grid, Round_Super,
+ Round_Super_45): Fix rounding of value zero.
+
+ (DO_DIV): Don't use TT_MULDIV.
+
+ (Ins_SHC): This instruction actually touches the points.
+ (Ins_MSIRP): Fix undocumented behaviour.
+
+ * src/truetype/ttinterp.h (TT_ExecContextRec): Updated.
+
+2003-11-22 Werner Lemberg <wl@gnu.org>
+
+ * docs/VERSION.DLL, docs/CHANGES: Updated.
+
+ * src/base/ftobjs.c (FT_Set_Char_Size): Make metrics->x_scale and
+ metrics->y_scale really precise.
+
+ (FT_Load_Glyph): Update computation of linearHoriAdvance and
+ linearVertAdvance.
+
+ * src/truetype/ttinterp.c (Update_Max): Use FT_REALLOC.
+
+2003-11-22 David Turner <david@freetype.org>
+
+ * src/autofit/*: More updates.
+
+ * include/freetype/freetype.h (FREETYPE_PATCH): Set to 8.
+ * builds/unix/configure.ac (version_info): Set to 9:6:3.
+ * README: Updated.
+
+2003-11-13 John A. Boyd Jr. <jaboydjr@netwalk.com>
+
+ * src/bdf/bdfdrivr.c (bdf_interpret_style), src/pcf/pcfread.c
+ (pcf_interpret_style): Replace spaces with dashes in properties
+ SETWIDTH_NAME and ADD_STYLE_NAME to simplify parsing.
+
+2003-11-11 Werner Lemberg <wl@gnu.org>
+
+ * docs/CHANGES: Updated.
+
+2003-11-11 John A. Boyd Jr. <jaboydjr@netwalk.com>
+
+ Handle SETWIDTH_NAME and ADD_STYLE_NAME properties for BDF and PCF
+ fonts.
+
+ * src/bdf/bdfdrivr.c (bdf_interpret_style): New auxiliary function.
+ (BDF_Face_Init): Don't handle style properties but call
+ bdf_interpret_style.
+
+ * src/pcf/pcfread.c (pcf_interpret_style): New auxiliary function.
+ (pcf_load_font): Don't handle style properties but call
+ pcf_interpret_style.
+
+2003-11-07 Werner Lemberg <wl@gnu.org>
+
+
+ * Version 2.1.7 released.
+ =========================
+
+
+ * include/freetype/freetype.h (FREETYPE_PATCH): Set to 7.
+
+ * builds/unix/ft2unix.h: Fix comments.
+
+ * builds/unix/ftconfig.in: Synchronized with ANSI version.
+ Use `#undef' in templates as recommended in the autoconf
+ documentation.
+ Since real `#undef' lines don't survive during configuration, use
+ `/undef' instead; the postprocessing facility of the
+ AC_CONFIG_HEADERS autoconf macro converts them to `#undef'.
+
+ * builds/unix/install.mk (install): Install Unix version of
+ `ftconfig.h'.
+
+ * builds/unix/unix-cc.in (CFLAGS): Set FT_CONFIG_CONFIG_H macro
+ to include the correct `ftconfig.h' file.
+
+ * builds/unix/ft-munmap.m4 (FT_MUNMAP_DECL): Removed.
+ (FT_MUNMAP_PARAM): Updated syntax to autoconf 2.59.
+
+ * builds/unix/freetype2.m4: Updated syntax to autoconf 2.59.
+
+ * builds/unix/configure.ac: Use AC_CONFIG_HEADERS instead of
+ AC_CONFIG_HEADER to create ftconfig.h, and use second argument
+ to replace `/undef' with `#undef'.
+ Don't use FT_MUNMAP_DECL but AC_CHECK_DECLS to check for munmap.
+ Use AS_HELP_STRING in AC_ARG_WITH.
+ Update syntax to autoconf 2.59.
+
+ * builds/unix/ltmain.sh: Regenerated with `libtoolize --force
+ --copy' from libtool 1.5.
+ * builds/unix/aclocal.m4: Regenerated with `aclocal -I .' from
+ automake 1.7.8.
+ * builds/unix/configure: Regenerated with autoconf 2.59.
+ * builds/unix/config.guess, builds/unix/config.sub: Updated from
+ `config' CVS module at subversions.gnu.org
+ * builds/unix/install-sh, builds/unix/mkinstalldirs: Updated from
+ `texinfo' CVS module at subversions.gnu.org.
+
+ * builds/vms/ftconfig.h: Synchronized with ANSI version.
+
+ * docs/CUSTOMIZE: Fix documentation error.
+ * docs/CHANGES, docs/VERSION.DLL, docs/release: Updated.
+
+ * builds/freetype.mk (refdoc): Updated --title.
+
+2003-11-07 David Turner <david@freetype.org>
+
+
+ * Version 2.1.6 released.
+ =========================
+
+
+ * install: Removed. Obsolete.
+
+2003-11-04 Werner Lemberg <wl@gnu.org>
+
+ * src/sfnt/sfdriver.c: Include FT_SERVICE_SFNT_H.
+ (sfnt_service_sfnt_table): New service.
+ (sfnt_services): Updated.
+
+ * docs/license.txt: Reworded.
+
+2003-11-03 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/*: Add a guard to all public header files which
+ load FT_FREETYPE_H to reject freetype.h from FreeType 1.
+
+2003-11-02 Patrick Welche <prlw1@newn.cam.ac.uk>
+
+ * builds/unix/freetype2.m4, builds/unix/ft-munmap.m4: Protect
+ first argument of AC_DEFUN with brackets to avoid possible
+ expansion.
+
+2003-11-02 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/cache/ftcglyph.h: Don't include stddef.h.
+
+ * include/freetype/freetype.h: Fix check for ft2build.h.
+
+2003-11-01 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/freetype.h: Check that ft2build.h has been
+ loaded first.
+
+ * src/base/fttype1.c (FT_Get_PS_Font_Info): Fix incorrectly applied
+ patch.
+
+2003-10-31 Detlef Würkner <TetiSoft@apg.lahn.de>
+
+ * src/base/fttype1.c (FT_Get_PS_Font_Info, FT_Has_PS_Glyph_Names):
+ Fix parameter order in calls to FT_FACE_FIND_SERVICE.
+
+2003-10-31 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/internal/ftserv.h
+ (FT_SERVICE_POSTSCRIPT_NAMES_H): Removed. Unused.
+
+ * src/type42/t42drivr.c (t42_services): Updated.
+
+2003-10-29 David Turner <david@freetype.org>
+
+ * include/freetype/internal/bdftypes.h: Removed. Obsolete.
+ * src/base/ftbdf.c: Updated.
+
+ * include/freetype/internal/cfftypes.h: Moved to...
+ * src/cff/cfftypes.h: This place since no other module needs to
+ know about those types.
+
+ * include/freetype/internal/t42types.h: Moved to...
+ * src/type42/t42types.h: This place since no other module needs to
+ know about those types.
+
+ * include/freetype/internal/services/svbdf.h: Include FT_BDF_H.
+
+ * include/freetype/internal/services/svpsname.h: Renamed to...
+ * include/freetype/internal/services/svpscmap.h: This.
+ Updated `FT_Service_PsNames' -> `FT_Service_PsCMaps' and
+ `POSTSCRIPT_NAMES' -> `POSTSCRIPT_CMAPS' everywhere.
+
+ * include/freetype/internal/services/svpsinfo.h: New file, providing
+ PostScript info service.
+
+ * include/freetype/internal/ftserv.h (FT_SERVICE_POSTSCRIPT_CMAPS_H,
+ FT_SERVICE_POSTSCRIPT_INFO_H): New macros for svpscmap.h and
+ svpsinfo.h.
+ * include/freetype/internal/internal.h (FT_INTERNAL_TYPE42_TYPES_H,
+ FT_INTERNAL_CFF_TYPES_H, FT_INTERNAL_BDF_TYPES_H): Removed.
+
+ * src/base/fttype1.c: Don't include FT_INTERNAL_TYPE1_TYPES_H and
+ FT_INTERNAL_TYPE42_TYPES_H but FT_INTERNAL_SERVICE_H and
+ FT_SERVICE_POSTSCRIPT_INFO_H.
+ (FT_Get_PS_Font_Info, FT_Has_PS_Glyph_Names): Use new
+ POSTSCRIPT_INFO service.
+
+ * src/cff/cffdrivr.c: Include FT_SERVICE_POSTSCRIPT_INFO_H.
+ (cff_ps_has_glyph_names): New function.
+ (cff_service_ps_info): New service.
+ (cff_services): Updated.
+
+ * src/cff/cffload.h, src/cff/cffobjs.h, src/cff/cffparse.h: Don't
+ include FT_INTERNAL_CFF_TYPES_H but cfftypes.h directly.
+
+ * src/cif/cidriver.c: Include FT_SERVICE_POSTSCRIPT_INFO_H.
+ (cid_ps_get_font_info): New function.
+ (cid_service_ps_info): New service.
+ (cid_services): Updated.
+
+ * src/type1/t1driver.c: Include FT_SERVICE_POSTSCRIPT_INFO_H.
+ (t1_ps_get_font_info, t1_ps_has_glyph_names): New functions.
+ (t1_service_ps_info): New service.
+ (t1_services): Updated.
+
+ * src/type42/t42drivr.c: Include FT_SERVICE_POSTSCRIPT_INFO_H.
+ (t42_ps_get_font_info, t42_ps_has_glyph_names): New functions.
+ (t42_service_ps_info): New service.
+
+ * src/type42/t42objs.h: Don't include FT_INTERNAL_TYPE42_TYPES_H
+ but t42types.h directly.
+
+ * src/psnames/psmodule.c (psnames_interface, psnames_services):
+ Renamed to...
+ (pscmaps_interface, pscmaps_services): This.
+ Updated all users.
+
+
+ * src/gzip/infblock.c (inflate_blocks): Remove compiler warning.
+
+2003-10-22 Werner Lemberg <wl@gnu.org>
+
+ * src/type1/t1load.c (parse_encoding): Handle `/Encoding [ ... ]'.
+
+ * src/type1/t1parse.c (T1_Get_Private_Dict): Test whether `eexec'
+ is real.
+
+ * src/type42/t42parse.c (t42_parse_encoding): Improve boundary
+ checking while parsing.
+
+ * docs/CHANGES: Updated.
+
+2003-10-21 Josselin Mouette <joss@debian.org>
+
+ * include/freetype/internal/t1types.h (T1_FontRec): `paint_type'
+ and `stroke_width' aren't pointers.
+
+ * src/type42/t42objs.c (T42_Face_Done), src/type1/t1objs.c
+ (T1_Face_Done): Don't free `paint_type' and `stroke_width'.
+
+2003-10-20 Graham Asher <graham.asher@btinternet.com>
+
+ * src/winfonts/winfnt.c (fnt_cmap_class): Fix position of `const'.
+
+2003-10-19 Werner Lemberg <wl@gnu.org>
+
+ * src/autohint/ahhint.c (ah_hinter_load_glyph): Patch from
+ 2003-08-18 introduced a severe bug (FT_Render_Glyph was called
+ twice under some circumstances, causing strange results). This
+ is fixed now by clearing the FT_LOAD_RENDER bit of `load_flags'.
+
+ * src/base/ftpfr.c (FT_Get_PFR_Metrics): Initialize `error'.
+ * src/psaux/psobjs.c (ps_tobytes): Initialize `n'.
+ * src/type42/t42parse.c (t42_parse_sfnts): Initialize `string_size'.
+
+2003-10-16 Werner Lemberg <wl@gnu.org>
+
+ Completely revised Type 42 parser. It now handles both fonts
+ produced with ttftot42 (tested version 0.3.1) and
+ TrueTypeToType42.ps (tested version May 2001; it is necessary to
+ fix the broken header comment to be `%!PS-TrueTypeFont...').
+
+ * src/type42/t42objs.c (T42_GlyphSlot_Load): Change fourth
+ parameter to `FT_UInt'.
+ * src/type42/t42objs.h: Updated.
+
+ * src/type42/t42parse.h (T42_ParserRec): Change type of `in_memory'
+ to FT_Bool.
+ (T42_Loader): Change type of `num_chars' and `num_glyphs' to
+ FT_UInt.
+ Add `swap_table' element.
+ * src/type42/t42parse.c (T42_KEYWORD_COUNT, T1_ToFixed,
+ T1_ToCoordArray, T1_ToTokenArray): Removed.
+ (T1_ToBytes): New macro.
+ (t42_is_alpha, t42_hexval): Removed.
+ (t42_is_space): Handle `\0'.
+ (t42_parse_encoding): Updated to use new PostScript parser routines
+ from psaux.
+ Handle `/Encoding [ ... ]' also.
+ (T42_Load_Status): New enumeration.
+ (t42_parse_sfnts): Updated to use new PostScript parser routines
+ from psaux.
+ (t42_parse_charstrings): Updated to use new PostScript parser
+ routines from psaux.
+ Handle `/CharStrings << ... >>' also.
+ Don't expect that /.notdef is the first element in dictionary. Copy
+ code from type1 module to handle this.
+ (t42_parse_dict): Updated to use new PostScript parser routines
+ from psaux.
+ Remove code for synthetic fonts (which can't occur in Type 42
+ fonts).
+ (t42_loader_done): Release `swap_table'.
+
+ * src/psaux/psobjs.c (skip_string): Increase `cur' properly.
+
+ * src/type1/t1load.c (parse_charstrings): Make test for `.notdef'
+ faster.
+
+2003-10-15 Graham Asher <graham.asher@btinternet.com>
+
+ * src/autohint/ahglobal.c (blue_chars), src/winfonts/winfnt.c
+ (fnt_cmap_class_rec, fnt_cmap_class), src/bdf/bdflib.c (empty,
+ _num_bdf_properties), src/gzip/infutil.c (inflate_mask),
+ src/gzip/inffixed.h (fixed_bl, fixed_bd, fixed_tl, fixed_td),
+ src/gzip/inftrees.h (inflate_trees_fixed), srf/gzip/inftrees.c
+ (inflate_trees_fixed): Decorate with more `const' to avoid
+ writable global variables which are disallowed on ARM.
+
+2003-10-08 Werner Lemberg <wl@gnu.org>
+
+ * src/type1/t1load.c (parse_font_matrix, parse_charstrings): Remove
+ code specially for synthetic fonts; this is handled elsewhere.
+ (parse_encoding): Remove code specially for synthetic fonts; this is
+ handled elsewhere.
+ Improve boundary checking while parsing.
+ (parse_dict): Improve boundary checking while parsing.
+ Use ft_memcmp to simplify code.
+
+2003-10-07 Werner Lemberg <wl@gnu.org>
+
+ * src/type1/t1load.c (parse_subrs, parse_dict): Handle synthetic
+ fonts properly.
+ (parse_charstrings): Copy correct number of characters into
+ `name_table'.
+
+2003-10-06 Werner Lemberg <wl@gnu.org>
+
+ Heavy modification of the PS parser to handle comments and strings
+ correctly. This doesn't slow down the loading of PS fonts
+ significantly since charstrings aren't affected.
+
+ * include/freetype/config/ftstdlib.h (ft_xdigit): Renamed to...
+ (ft_isxdigit): This. Updated all callers.
+ (ft_isdigit): New alias to `isdigit'.
+
+ * include/freetype/internal/psaux.h (PS_Parser_FuncsRec): Renamed
+ `skip_alpha' to `skip_PS_token'.
+ Add parameter to `to_bytes' and change some argument types.
+
+ * src/psaux/psauxmod.c (ps_parser_funcs): Updated.
+ * src/psaux/psobjs.c (ft_char_table): New array to map character
+ codes (ASCII and EBCDIC) of digits to numbers.
+ (OP): New auxiliary macro holding either `>=' or `<' depending on
+ the character encoding.
+ (skip_comment): New function.
+ (skip_spaces): Use it.
+ (skip_alpha): Removed.
+ (skip_literal_string, skip_string): New functions.
+ (ps_parser_skip_PS_token): New function. This is a better
+ replacement of...
+ (ps_parser_skip_alpha): Removed.
+ (ps_parser_to_token, ps_parser_to_token_array): Updated.
+ (T1Radix): Rewritten, using `ft_char_table'.
+ (t1_toint): Renamed to...
+ (ps_toint): This. Update all callers.
+ Use `ft_char_table'.
+ (ps_tobytes): Add parameter to handle delimiters and change some
+ argument types.
+ Use `ft_char_table'.
+ (t1_tofixed): Renamed to...
+ (ps_tofixed): This. Update all callers.
+ Use `ft_char_table'.
+ (t1_tocoordarray): Renamed and updated to...
+ (ps_tocoordarray): This. Update all callers.
+ (t1_tofixedarray): Renamed and updated to...
+ (ps_tofixedarray): This. Update all callers.
+ (t1_tobool): Renamed to...
+ (ps_tobool): This. Update all callers.
+ (ps_parser_load_field): Updated.
+ (ps_parser_load_field_table): Use `T1_MAX_TABLE_ELEMENTS'
+ everywhere.
+ (ps_parser_to_int, ps_parser_to_fixed, ps_parser_to_coord_array,
+ ps_parser_to_fixed_array): Skip spaces. Updated.
+ (ps_parser_to_bytes): Add parameter to handle delimiters and change
+ some argument types. Updated.
+ * src/psaux/psobjs.h: Updated.
+
+ * src/cid/cidload.c (cid_parse_dict): Updated.
+ * src/cid/cidparse.c (cid_parser_new): Check whether the `StartData'
+ token was really found.
+ * src/cid/cidparse.h (cid_parser_skip_alpha): Updated and renamed
+ to...
+ (cid_parser_skip_PS_token): This.
+
+ * src/type1/t1parse.h (T1_ParserRec): Use `FT_Bool' for boolean
+ fields.
+ (T1_Skip_Alpha): Replaced with...
+ (T1_Skip_PS_Token): This new macro.
+ * src/type1/t1parse.c (hexa_value): Removed.
+ (T1_Get_Private_Dict): Use `ft_isxdigit' and
+ `psaux->ps_parser_funcs_to_bytes' for handling ASCII hexadecimal
+ encoding.
+ After decrypting, replace the four random bytes at the beginning
+ with whitespace.
+ * src/type1/t1load.c (t1_allocate_blend): Use proper error values.
+ (parser_blend_design_positions, parse_blend_design_map,
+ parse_weight_vector): Updated.
+ (is_space): Handle `\f' also.
+ (is_name_char): Removed.
+ (read_binary_data): Updated.
+ (parse_encoding): Use `ft_isdigit'.
+ Updated.
+ (parse_subrs): Updated.
+ (TABLE_EXTEND): New macro.
+ (parse_charstrings): Updated.
+ Provide a workaround for buggy fonts which have more entries in the
+ /CharStrings dictionary then expected; the function now adds some
+ slots and skips entries which still exceed the new limit.
+ (parse_dict): Updated.
+ Terminate on the token `closefile'.
+
+ * src/type42/t42parse.c (T1_Skip_Alpha): Replaced with...
+ (T1_Skip_PS_Token): This new macro. Updated all callers.
+ (t42_parse_encoding): Use `ft_isdigit'.
+
+
+ * src/base/ftmm.c (ft_face_get_mm_service): Return FT_Err_OK if
+ success.
+
+2003-10-05 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/ftmodule.h: Renamed to...
+ * include/freetype/ftmodapi.h: This to avoid duplicate file names.
+ * include/freetype/config/ftheader.h (FT_MODULE_H): Updated.
+
+2003-10-04 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftoutln.c (FT_OrientationExtremumRec,
+ FT_Outline_Get_Orientation): Trivial typo fixes to make it compile.
+
+2003-10-02 Markus F.X.J. Oberhumer <markus@oberhumer.com>
+
+ * src/winfonts/winfnt.c (FT_WinFNT_HeaderRec): `color_table_offset'
+ has four bytes, not two.
+ Fix all users.
+ (fnt_font_load, FNT_Load_Glyph): Add more font validity tests.
+
+2003-10-01 David Turner <david@freetype.org>
+
+ * src/autofit/*: Adding first source files of the new multi-script
+ `auto-fitter'.
+
+ * include/freetype/ftoutln.h (FT_Orientation): New enumeration.
+ (FT_Outline_Get_Orientation): New declaration.
+
+ * src/base/ftoutln.c (FT_OrientationExtremumRec): New structure.
+ (ft_orientation_extremum_compute): New auxiliary function.
+ (FT_Outline_Get_Orientation): New function to compute the fill
+ orientation of a given glyph outline.
+
+ * include/freetype/internal/ftserv.h (FT_FACE_LOOKUP_SERVICE): Fixed
+ trivial bug which could crash the font engine when a cached service
+ pointer was retrieved.
+
+2003-09-30 Werner Lemberg <wl@gnu.org>
+
+ * src/cid/cidload.c (cid_parse_dict): Skip token if no keyword is
+ found.
+
+ * src/type1/t1parse.c (IS_T1_WHITESPACE, IS_T1_LINESPACE,
+ IS_T1_SPACE): Removed.
+ (PFB_Tag): Removed.
+ (read_pfb_tag): Don't use PFB_Tag.
+
+ * src/type42/t42parse.c (t42_is_space): Handle `\f' also.
+ (t42_parse_encoding): Handle synthetic fonts.
+
+2003-09-29 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/internal/t1types.h: Don't include
+ FT_INTERNAL_OBJECTS_H but FT_INTERNAL_SERVICE_H.
+ * src/truetype/ttobjs.c: Don't include
+ FT_SERVICE_POSTSCRIPT_NAMES_H.
+
+2003-09-29 David Turner <david@freetype.org>
+
+ Added new service to handle glyph name dictionaries, replacing the
+ old internal header named `psnames.h' by `services/svpsname.h'.
+ Note that this is different from `services/svpostnm.h' which only
+ handles the retrieval of PostScript font names for a given face.
+ (Should we merge these two services into a single header?)
+
+ * include/freetype/internal/psnames.h: Removed. Most of its
+ contents is moved to...
+ * include/freetype/internal/services/svpsname.h: New file.
+
+ * include/freetype/internal/services/svpostnm.h
+ (FT_SERVICE_ID_POSTSCRIPT_NAME): Replaced with...
+ (FT_SERVICE_ID_POSTSCRIPT_FONT_NAME): New macro.
+ (PsName): Service named changed to...
+ (PsFontName): This.
+ Updated `FT_Service_PsName' -> `FT_Service_PsFontName' and
+ `POSTSCRIPT_NAME' -> `POSTSCRIPT_FONT_NAME' everywhere.
+
+ * include/freetype/internal/internal.h
+ (FT_INTERNAL_POSTSCRIPT_NAMES_H): Removed.
+ * include/freetype/internal/psaux.h: Include
+ FT_SERVICE_POSTSCRIPT_NAMES_H.
+ (T1_DecoderRec): Updated type of `psnames'.
+ * include/freetype/internal/t1types.h: Don't include
+ FT_INTERNAL_POSTSCRIPT_NAMES_H but FT_SERVICE_POSTSCRIPT_NAMES_H.
+ Include FT_INTERNAL_OBJECTS_H.
+ * include/freetype/internal/t42types.h: Don't include
+ FT_INTERNAL_POSTSCRIPT_NAMES_H.
+ * include/freetype/internal/tttypes.h (TT_FaceRec): Updated.
+
+ * include/freetype/internal/ftserv.h (FT_FACE_FIND_SERVICE): Changed
+ order of parameters. All callers updated.
+ (FT_FACE_FIND_GLOBAL_SERVICE): New macro to look up a service
+ globally, checking all modules.
+ (FT_ServiceCacheRec): Updated.
+ (FT_SERVICE_POSTSCRIPT_NAMES_H): New macro for accessing
+ `svpsname.h'.
+
+ * include/freetype/internal/ftobjs.h, src/base/ftobjs.c
+ (ft_module_get_service): New function.
+
+ * src/cff/cffdrivr.c: Don't include FT_INTERNAL_POSTSCRIPT_NAMES_H
+ but FT_SERVICE_POSTSCRIPT_NAMES_H.
+ (cff_get_glyph_name, cff_get_name_index): Use new POSTSCRIPT_NAMES
+ service.
+ * src/cff/cffcmap.c (cff_cmap_unicode_init): Updated.
+ * src/cff/cffload.c, src/cff/cffload.h: Don't include
+ FT_INTERNAL_POSTSCRIPT_NAMES_H but FT_SERVICE_POSTSCRIPT_NAMES_H.
+ (cff_index_get_sid_string): Updated.
+ * src/cff/cffobjs.c: Don't include FT_INTERNAL_POSTSCRIPT_NAMES_H
+ but FT_SERVICE_POSTSCRIPT_NAMES_H.
+ (cff_face_init): Use new POSTSCRIPT_NAMES service.
+ * src/cff/cffobjs.h: Don't include FT_INTERNAL_POSTSCRIPT_NAMES_H
+ but FT_SERVICE_POSTSCRIPT_NAMES_H.
+
+ * src/cid/cidobjs.c: Don't include FT_INTERNAL_POSTSCRIPT_NAMES_H
+ but FT_SERVICE_POSTSCRIPT_NAMES_H.
+ (cid_face_init): Use new POSTSCRIPT_NAMES service.
+ * src/cid/cidriver.c: Don't include FT_INTERNAL_POSTSCRIPT_NAMES_H.
+
+ * src/psaux/t1cmap.c (t1_cmap_std_init, t1_cmap_unicode_init): Use
+ new POSTSCRIPT_NAMES service.
+ * src/psaux/t1decode.h (t1_lookup_glyph_by_stdcharcode,
+ t1_decode_init): Use new POSTSCRIPT_NAMES service.
+ * src/psaux/t1cmap.h, src/psaux/t1decode.h: Dont' include
+ FT_INTERNAL_POSTSCRIPT_NAMES_H.
+
+ * src/psnames/psmodule.c: Don't include
+ FT_INTERNAL_POSTSCRIPT_NAMES_H but FT_SERVICE_POSTSCRIPT_NAMES_H.
+ (ps_build_unicode_table): Renamed to...
+ (ps_unicodes_init): This.
+ (ps_lookup_unicode): Renamed to...
+ (ps_unicodes_char_index): This.
+ (ps_next_unicode): Renamed to...
+ (ps_unicodes_char_next): This.
+ (psnames_interface): Updated.
+ (psnames_services): New services list.
+ (psnames_get_service): New function.
+ (psnames_module_class): Updated.
+
+ * src/sfnt/sfobjs.c: Don't include FT_INTERNAL_POSTSCRIPT_NAMES_H
+ but FT_SERVICE_POSTSCRIPT_NAMES_H.
+ (sfnt_init_face): Use new POSTSCRIPT_NAMES service.
+ * src/sfnt/ttpost.c: Don't include FT_INTERNAL_POSTSCRIPT_NAMES_H
+ but FT_SERVICE_POSTSCRIPT_NAMES_H.
+ (tt_face_get_ps_name): Updated.
+
+ * src/truetype/ttobjs.c: Don't include
+ FT_INTERNAL_POSTSCRIPT_NAMES_H but FT_SERVICE_POSTSCRIPT_NAMES_H.
+
+ * src/type1/t1driver.c: Don't include
+ FT_INTERNAL_POSTSCRIPT_NAMES_H but FT_SERVICE_POSTSCRIPT_NAMES_H.
+ * src/type1/t1objs.c: Don't include
+ FT_INTERNAL_POSTSCRIPT_NAMES_H but FT_SERVICE_POSTSCRIPT_NAMES_H.
+ (T1_Face_Init): Use new POSTSCRIPT_NAMES service.
+
+ * src/type42/t42drivr.c (t42_get_ps_name): Renamed to...
+ (t42_get_ps_font_name): This.
+ (t42_service_ps_name): Renamed to...
+ (t42_service_ps_font_name): This.
+ (t42_services): Updated.
+ * src/type42/t42objs.c (T42_Face_Init): Use new POSTSCRIPT_NAMES
+ service.
+ * src/type42/t42objs.h: Don't include
+ FT_INTERNAL_POSTSCRIPT_NAMES_H but FT_SERVICE_POSTSCRIPT_NAMES_H.
+
+
+ * src/base/ftglyph.c (FT_Get_Glyph): Don't access `slot' before
+ testing its validity. Reported by Henry Maddocks
+ <maddocks@metservice.com>.
+
+2003-09-21 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/internal/ftserv.h (FT_FACE_FIND_SERVICE):
+ Fix compilation warning (s/pptr/Pptr/).
+
+ * include/freetype/internal/internal.h (FT_INTERNAL_PFR_H,
+ FT_INTERNAL_FNT_TYPES_H): Removed.
+
+2003-09-21 David Turner <david@freetype.org>
+
+ Migrating the PFR and WINFNT drivers to the new service-based
+ internal API.
+
+ * include/freetype/internal/fnttypes.h: Removed. Most of its data
+ are moved to winfnt.h and...
+ * include/freetype/internal/services/svwinfnt.h: New file.
+
+ * include/freetype/internal/pfr.h: Removed. Most of its data are
+ moved to...
+ * include/freetype/internal/services/svpfr.h: New file.
+
+ * include/freetype/internal/ftserv.h (FT_FACE_FIND_SERVICE,
+ FT_FACE_LOOKUP_SERVICE): Simplify fix of 2003-09-16 by removing
+ pointer type argument.
+ Updated all callers.
+ Update macro names of services header files.
+
+ * src/base/ftobjs.c (FT_Get_Name_Index): Simplified code.
+
+ * src/base/ftpfr.c: Include FT_SERVICE_PFR_H instead of
+ FT_INTERNAL_PFR_H.
+ (ft_pfr_check, FT_Get_PFR_Metrics, FT_Get_PFR_Kerning,
+ FT_Get_PFR_Advance): Use services provided in `PFR_METRICS'.
+
+ * src/base/ftwinfnt.c: Include FT_SERVICE_WINFNT_H instead of
+ FT_INTERNAL_FNT_TYPES_H.
+ (FT_Get_WinFNT_Header): Use service provided in `WINFNT'.
+
+ * src/pfr/pfrdrivr.c: Include FT_SERVICE_PFR_H and
+ FT_SERVICE_XFREE86_NAME_H instead of FT_INTERNAL_PFR_H.
+ (pfr_service_bdf): Updated.
+ (pfr_services): New services list.
+ (pfr_get_service): New function.
+ (pfr_driver_class): Updated.
+
+ * src/winfonts/winfnt.c: Include FT_SERVICE_WINFNT_H and
+ FT_SERVICE_XFREE86_NAME_H instead of FT_INTERNAL_FNT_TYPES_H.
+ (winfnt_get_header, winfnt_get_service): New functions.
+ (winfnt_service_rec): New structure providing WINFNT services.
+ (winfnt_services): New services list.
+ (winfnt_driver_class): Updated.
+ * src/winfonts/winfnt.h: Add most of the removed fnttypes.h data.
+
+ * src/sfnt/sfdriver.c (sfnt_service_ps_name): Fix typo.
+
+ * src/type1/t1driver.c (t1_service_ps_name): Fix typo.
+
+ * src/cff/cffobjs.c, src/cid/cidobjs.c, src/pfr/pfrsbit.c,
+ src/psaux/psobjs.c, src/sfnt/sfobjs.c, src/truetype/ttobjs.c,
+ src/type1/t1objs.c, src/type42/t42objs.c: Removing various compiler
+ warnings.
+
+2003-09-19 David Bevan <dbevan@emtex.com>
+
+ * src/type1/t1parse.c (pfb_tag_fields): Removed.
+ (read_pfb_tag): Fix code so that it doesn't fail on end-of-file
+ indicator (0x8003).
+ * docs/CHANGES: Updated.
+
+2003-09-16 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/internal/ftserv.h (FT_FACE_FIND_SERVICE,
+ FT_FACE_LOOKUP_SERVICE): Add parameter to pass pointer type.
+ Ugly, I know, but this is needed for compilation with C++ --
+ maybe someone knows a better solution?
+ Updated all callers.
+
+ * src/base/ftobjs.c (FT_Get_Name_Index, FT_Get_Glyph_Name): Remove
+ C++ compiler warnings.
+
+ * src/base/ftbdf.c (FT_Get_BDF_Charset_ID, FT_Get_BDF_Property):
+ Fix order of arguments passed to FT_FACE_FIND_SERVICE.
+
+2003-09-15 Werner Lemberg <wl@gnu.org>
+
+ Avoid header files with identical names.
+
+ * include/freetype/internal/services/bdf.h: Renamed to...
+ * include/freetype/internal/services/svbdf.h: This.
+ Add copyright notice.
+ * include/freetype/internal/services/glyfdict.h: Renamed to...
+ * include/freetype/internal/services/svgldict.h: This.
+ Add copyright notice.
+ * include/freetype/internal/services/multmast.h: Renamed to...
+ * include/freetype/internal/services/svmm.h: This.
+ Add copyright notice.
+ Add FT_BEGIN_HEADER and FT_END_HEADER.
+ * include/freetype/internal/services/sfnt.h: Renamed to...
+ * include/freetype/internal/services/svsfnt.h: This.
+ Add copyright notice.
+ * include/freetype/internal/services/postname.h: Renamed to...
+ * include/freetype/internal/services/svpostnm.h: This.
+ Add copyright notice.
+ * include/freetype/internal/services/xf86name.h: Renamed to...
+ * include/freetype/internal/services/svxf86nm.h: This.
+ Add copyright notice.
+
+ * include/freetype/internal/ftserv.h: Add FT_BEGIN_HEADER and
+ FT_END_HEADER.
+ Add copyright notice.
+ Update macro names of services header files.
+
+ * builds/freetype.mk (SERVICES_DIR): New variable.
+ (BASE_H): Add services header files.
+
+2003-09-11 Werner Lemberg <wl@gnu.org>
+
+ * builds/toplevel.mk (distclean): Remove `builds/unix/freetype2.pc'.
+
+ * src/cff/cffdrivr.c: Don't load headers twice.
+
+ * include/freetype/internal/ftserv.h (FT_SERVICE_SFNT_H): New macro.
+ * src/base/ftobjs.c: Include FT_SERVICE_SFNT_H.
+
+ * src/cff/cffcmap.c: Include `cfferrs.h'.
+ * src/pfr/pfrdrivr.c: Include `pfrerror.h'.
+ * src/sfnt/sfdriver.c: Include `sferrors.h'.
+ * src/psaux/psobjs.h: Add declaration for `ps_parser_to_bytes'.
+
+2003-09-11 David Turner <david@freetype.org>
+
+ Introducing the concept of `module services'. This is the first
+ step towards a massive simplification of the engine's internals, in
+ order to get rid of various numbers of hacks.
+
+ Note that these changes will break source & binary compatibility for
+ authors of external font drivers.
+
+ * include/freetype/config/ftconfig.h (FT_BEGIN_STMNT, FT_END_STMNT,
+ FT_DUMMY_STMNT): New macros.
+
+ * include/freetype/internal/ftserv.h: New file, containing the new
+ structures and macros to provide `services'.
+
+ * include/freetype/internal/internal.h (FT_INTERNAL_EXTENSION_H,
+ FT_INTERNAL_EXTEND_H, FT_INTERNAL_HASH_H, FT_INTERNAL_OBJECT_H):
+ Removed, obsolete.
+ (FT_INTERNAL_SERVICE_H): New macro for `ftserv.h'.
+
+ * include/freetype/internal/services/bdf.h,
+ include/freetype/internal/services/glyfdict.h,
+ include/freetype/internal/services/postname.h,
+ include/freetype/internal/services/xf86name.h: New files.
+
+ * include/freetype/ftmm.h (FT_Get_MM_Func, FT_Set_MM_Design_Func,
+ FT_Set_MM_Blend_Func): Function pointers moved (in modified form)
+ to...
+ * include/freetype/internal/services/multmast.h: New file.
+
+ * include/freetype/internal/sfnt.h (SFNT_Interface): `get_interface'
+ is now of type `FT_Module_Requester'.
+ (SFNT_Get_Interface_Func, SFNT_Load_Table_Func): Function pointers
+ moved (in modified form) to...
+ * include/freetype/internal/services/sfnt.h: New file.
+
+ * include/freetype/tttables.h (FT_Get_Sfnt_Table_Func): Function
+ pointer moved (in modified form) to `services/sfnt.h'.
+
+ * include/freetype/ftmodule.h (FT_Module_Interface): Make it a
+ a typedef to `FT_Pointer'.
+
+ * include/freetype/internal/tttypes.h (TT_FaceRec): Add
+ `postscript_name'.
+ * include/freetype/internal/ftobjs.h (FT_Face_InternalRec): Remove
+ `postscript_name'.
+ Add `services' element.
+ (FT_LibraryRec): Remove `meta_class'.
+
+ * src/base/ftbdf.c: Include FT_SERVICE_BDF_H.
+ (test_font_type): Removed.
+ (FT_Get_BDF_Charset_ID, FT_Get_BDF_Property): Use services
+ provided in `FT_SERVICE_ID_BDF'.
+
+ * src/base/ftmm.c: Include FT_SERVICE_MULTIPLE_MASTERS_H.
+ (ft_face_get_mm_service): New auxiliary function to get services
+ from `FT_SERVICE_ID_MULTI_MASTERS'.
+ (FT_Get_Multi_Master, FT_Set_MM_Design_Coordinates,
+ FT_Set_MM_Blend_Coordinates): Use `ft_face_get_mm_service'.
+
+ * src/base/ftobjs.c: Include FT_SERVICE_POSTSCRIPT_NAME_H and
+ FT_SERVICE_GLYPH_DICT_H.
+ (ft_service_list_lookup): New function to get a specific service.
+ (destroy_face): Updated.
+ (Mac_Read_POST_Resource): Simplify some code.
+ (IsMacResource): Fix warnings.
+ (FT_Get_Name_Index, FT_Get_Glyph_Name): Use services provided in
+ `FT_SERVICE_ID_GLYPH_DICT'.
+ (FT_Get_Postscript_Name): Use service provided in
+ `FT_SERVICE_ID_POSTSCRIPT_NAME'.
+ (FT_Get_Sfnt_Table, FT_Load_Sfnt_Table): Use services provided in
+ `FT_SERVICE_ID_SFNT_TABLE'.
+
+ * src/base/ftxf86.c: Include FT_SERVICE_XFREE86_NAME_H.
+ (FT_Get_X11_Font_Format): Use service provided in
+ `FT_SERVICE_ID_XF86_NAME'.
+
+ * src/bdf/bdfdrivr.c: Include FT_SERVICE_BDF_H and
+ FT_SERVICE_XFREE86_NAME_H.
+ (bdf_get_charset_id): New function.
+ (bdf_service_bdf): New structure providing BDF services.
+ (bdf_services): New services list.
+ (bdf_driver_requester): Use `ft_service_list_lookup'.
+
+ * src/cff/cffdrivr.c: Include FT_SERVICE_XFREE86_NAME_H and
+ FT_SERVICE_GLYPH_DICT_H.
+ (cff_service_glyph_dict): New structure providing CFF services.
+ (cff_services): New services list.
+ (cff_get_interface): Use `ft_service_list_lookup'.
+
+ * src/cid/cidriver.c: Include FT_SERVICE_POSTSCRIPT_NAME_H and
+ FT_SERVICE_XFREE86_NAME_H.
+ (cid_service_ps_name): New structure providing CID services.
+ (cid_services): New services list.
+ (cid_get_interface): Use `ft_service_list_lookup'.
+
+ * src/pcf/pcfdrivr.c: Include FT_SERVICE_BDF_H and
+ FT_SERVICE_XFREE86_NAME_H.
+ (pcf_service_bdf): New structure providing PCF services.
+ (pcf_services): New services list.
+ (pcf_driver_requester): Use `ft_service_list_lookup'.
+
+ * src/sfnt/sfdriver.c: Include FT_SERVICE_GLYPH_DICT_H and
+ FT_SERVICE_POSTSCRIPT_NAME_H.
+ (get_sfnt_glyph_name): Renamed to...
+ (sfnt_get_glyph_name): This.
+ (get_sfnt_postscript_name): Renamed to...
+ (sfnt_get_ps_name): This.
+ Updated.
+ (sfnt_service_glyph_dict, sfnt_service_ps_name): New structures
+ providing services.
+ (sfnt_services): New services list.
+ (sfnt_get_interface): Use `ft_service_list_lookup'.
+
+ * src/truetype/ttdriver.c: Include FT_SERVICE_XFREE86_NAME_H.
+ (tt_services): New services list.
+ (tt_get_interface): Use `ft_service_list_lookup'.
+
+ * src/type1/t1driver.c: Include FT_SERVICE_MULTIPLE_MASTERS_H,
+ FT_SERVICE_GLYPH_DICT_H, FT_SERVICE_XFREE86_NAME_H, and
+ FT_SERVICE_POSTSCRIPT_NAME_H.
+ (t1_service_glyph_dict, t1_service_ps_name,
+ t1_service_multi_masters): New structures providing Type 1 services.
+ (t1_services): New services list.
+ (Get_Interface): Use `ft_service_list_lookup'.
+
+ * src/type42/t42drivr.c: Include FT_SERVICE_XFREE86_NAME_H,
+ FT_SERVICE_GLYPH_DICT_H, and FT_SERVICE_POSTSCRIPT_NAME_H.
+ (t42_service_glyph_dict, t42_service_ps_name): New strucures
+ providing Type 42 services.
+ (t42_services): New services list.
+ (T42_Get_Interface): Use `ft_service_list_lookup'.
+
+
+ * README, docs/CHANGES: Updating version numbers for 2.1.6, and
+ removing obsolete warnings in the documentation.
+ * include/freetype/freetype.h (FREETYPE_PATCH): Set to 6.
+ * builds/unix/configure.ac (version_info): Set to 9:5:3.
+ * builds/unix/configure: Regenerated.
+
+ * include/freetype/internal/ftcore.h,
+ include/freetype/internal/ftexcept.h,
+ include/freetype/internal/fthash.h,
+ include/freetype/internal/ftobject.h: Removed. Obsolete.
+
+2003-09-09 David Turner <david@freetype.org>
+
+ Fixing PFR kerning support. The tables within the font file contain
+ (charcode,charcode) kerning pairs, we need to convert them to
+ (gindex,gindex).
+
+ * src/base/ftpfr.c (ft_pfr_check): Fix serious typo.
+ * src/pfr/prfload.c: Remove dead code.
+ (pfr_get_gindex, pfr_compare_kern_pairs, pfr_sort_kerning_pairs):
+ New functions.
+ (pfr_phy_font_done): Free `kern_pairs'.
+ (pfr_phy_font_load): Call `pfr_sort_kerning_pairs'.
+ * src/pfr/pfrobjs.c (pfr_face_get_kerning): Fix kerning extraction.
+ * src/pfr/pfrtypes.h (PFR_KERN_PAIR_INDEX): New macro.
+ (PFR_KernPairRec): Make `kerning' an FT_Int.
+ (PFR_PhyFontRec): New element `kern_pairs'.
+ (PFR_KernFlags): Values of PFR_KERN_2BYTE_CHAR and
+ PFR_KERN_2BYTE_ADJ were erroneously reversed.
+
+ * include/freetype/ftoption.h: Commenting out the macro
+ TT_CONFIG_OPTION_BYTECODE_INTERPRETER.
+
+2003-09-02 David Turner <david@freetype.org>
+
+
+ * Version 2.1.5 released.
+ =========================
+
+
+2003-08-31 Manish Singh <yosh@gimp.org>
+
+ * src/bdf/bdflib.c (_bdf_readstream): Don't use FT_MEM_COPY but
+ FT_MEM_MOVE.
+
+2003-08-30 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/freetype.h (FT_ENCODING_SJIS, FT_ENCODING_GB2312,
+ FT_ENCODING_BIG5, FT_ENCODING_WANSUNG, FT_ENCODING_JOHAB): New
+ enumerations of FT_Encoding. The FT_ENCODING_MS_* variants except
+ FT_ENCODING_MS_SYMBOL are now deprecated.
+ Updated all users.
+ * docs/CHANGES: Document it.
+
+2003-08-27 Werner Lemberg <wl@gnu.org>
+
+ * src/bdf/bdfdrivr.c (BDF_Face_Init): Accept lowercase characters
+ for spacing.
+
+2003-08-27 Mike FABIAN <mfabian@suse.de>
+
+ * src/pcf/pcfread.c (pcf_load_font), src/bdf/bdfdrivr.c
+ (BDF_Face_Init): Accept lowercase characters for slant and weight.
+
+2003-08-18 David Turner <david@freetype.org>
+
+ * include/freetype/config/ftoption.h: Disabling TrueType bytecode
+ interpreter until the UNPATENTED_HINTING works as advertised.
+
+ * src/autohint/ahhint.c (ah_hinter_load_glyph): Use `|' for
+ setting `load_flags'.
+
+ * Jamfile: Adding the `refdoc' target to the Jamfile in order to
+ build the API Reference in `docs/reference' automatically.
+
+ * include/freetype/t1tables.h (PS_FontInfoRec), src/cid/cidtoken.h,
+ src/type1/t1tokens.h, src/type42/t42parse.c: Resetting the types of
+ `italic_angle', `underline_position', and `underline_thickness' to
+ their previous values (i.e., long, short, and ushort) in order to
+ avoid breaking binary compatibility.
+
+ * include/freetype/ttunpat.h: Fixing documentation comment.
+
+ * include/freetype/config/ftoption.h, devel/ftoption.h
+ (TT_CONFIG_OPTION_OPTION_COMPILE_UNPATENTED_HINTING): Replaced
+ with...
+ (TT_CONFIG_OPTION_UNPATENTED_HINTING): This. Updated all users.
+ (TT_CONFIG_OPTION_FORCE_UNPATENTED_HINTING): Removed.
+
+ * include/freetype/internal/ftobjs.h (FT_DEBUG_HOOK_TYPE1): Removed.
+ (FT_DEBUG_HOOK_UNPATENTED_HINTING): New macro. Use this with
+ `FT_Set_Debug_Hook' to get the same effect as the removed
+ TT_CONFIG_OPTION_FORCE_UNPATENTED_HINTING.
+
+ * src/truetype/ttobjs.c (tt_face_init): Use
+ `FT_DEBUG_HOOK_UNPATENTED_HINTING'.
+
+2003-08-06 Werner Lemberg <wl@gnu.org>
+
+ * src/type1/t1gload.c (T1_Load_Glyph), src/cff/cffgload.c
+ (cff_slot_load), src/cid/cidgload.c (cid_slot_load_glyph): Fix
+ previous change.
+
+2003-08-05 Werner Lemberg <wl@gnu.org>
+
+ * src/type1/t1gload.c (T1_Load_Glyph), src/cff/cffgload.c
+ (cff_slot_load), src/cid/cidgload.c (cid_slot_load_glyph): Apply
+ font matrix to advance width also.
+ * docs/CHANGES: Updated.
+
+2003-07-26 Werner Lemberg <wl@gnu.org>
+
+ * builds/unix/configure.ac (version_info): Set to 9:4:3.
+ * builds/unix/configure: Updated.
+ * docs/CHANGES, docs/VERSION.DLL: Updated.
+
+ * include/freetype/freetype.h (FT_GlyphSlot): Change 2003-06-16
+ also breaks binary compatibility. Reintroduce an unsigned integer
+ at the old position of `flags' called `reserved'.
+
+2003-07-25 Werner Lemberg <wl@gnu.org>
+
+ Make API reference valid HTML 4.01 transitional.
+
+ * src/tools/docmaker/tohtml.py (html_header_1): Add doctype
+ and charset.
+ (html_header_2): Fix style elements and add some more.
+ Fix syntax.
+ (block_header, block_footer, description_header, description_footer,
+ marker_header, marker_footer, source_header, source_footer,
+ chapter_header): Don't use <center>...</center> but `align=center'
+ table attribute.
+ (chapter_inter, chapter_footer): Add <li> and use special <ul>
+ class.
+ Use double quotes around table widths given in percent.
+ (keyword_prefix, keyword_suffix): Don't change font colour directly
+ but use a new <span> class.
+ (section_synopsis_header, section_synopsis_footer): Don't change
+ colour.
+ (code_header, code_footer): Don't change font colour directly but
+ use a special <pre> class.
+ (print_html_field): <tr> gets the `valign' attribute, not <table>.
+ (print_html_field_list): Ditto.
+ (index_exit): Don't use <center>...</center> but `align=center'
+ table attribute.
+ (section_enter): Ditto.
+ (toc_exit): Don't emit </table>.
+ (block_enter): Use <h4><a>, not <a><h4>.
+ (__init__): Fix tag order in self.html_footer.
+
+2003-07-25 David Turner <david@freetype.org>
+
+ This change reimplements fix from 2003-05-30 without breaking
+ binary compatibility.
+
+ * include/freetype/t1tables.h (PS_FontInfoRec): `italic_angle',
+ `is_fixed_pitch', `underline_position', `underline_thickness' are
+ reverted to be normal values.
+
+ * include/freetype/internal/psaux.h (T1_FieldType): Remove
+ `T1_FIELD_TYPE_BOOL_P', `T1_FIELD_TYPE_INTEGER_P',
+ `T1_FIELD_TYPE_FIXED_P', `T1_FIELD_TYPE_FIXED_1000_P'.
+ (T1_FIELD_TYPE_BOOL_P, T1_FIELD_NUM_P, T1_FIELD_FIXED_P,
+ T1_FIELD_FIXED_1000_P): Removed.
+ (T1_FIELD_TYPE_BOOL): Renamed to...
+ (T1_FIELD_BOOL): New macro. Updated all callers.
+
+ * src/type42/t42parse.c: `italic_angle', `is_fixed_pitch',
+ `underline_position', `underline_thickness', `paint_type',
+ `stroke_width' are reverted to be normal values.
+ (T42_KEYWORD_COUNT): New macro.
+ (t42_parse_dict): New array `keyword_flags' to mark that a value has
+ already been assigned to a dictionary entry.
+ * src/type42/t42objs.c (T42_Face_Init, T42_Face_Done): Updated.
+
+ * src/cid/cidtoken.h: `italic_angle', `is_fixed_pitch',
+ `underline_position', `underline_thickness' are reverted to be
+ normal values.
+ * src/cid/cidobjs.c (cid_face_done, cid_face_init): Updated.
+
+ * src/psaux/psobjs.c (ps_parser_load_field): Updated.
+
+ * src/type1/t1tokens.h: `italic_angle', `is_fixed_pitch',
+ `underline_position', `underline_thickness', `paint_type',
+ `stroke_width' are reverted to be normal values.
+ * src/type1/t1objs.c (T1_Face_Done, T1_Face_Init): Updated.
+ * src/type1/t1load.c (T1_FIELD_COUNT): New macro.
+ (parse_dict): Add parameter for keyword flags.
+ Record only first instance of a field.
+ (T1_Open_Face): New array `keyword_flags'.
+
+2003-07-24 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/freetype.h (FREETYPE_PATCH): Set to 5.
+ * builds/unix/configure.ac (version_info): Set to 10:0:3.
+ * builds/unix/configure: Updated.
+ * builds/freetype.mk (refdoc): Fix --title.
+
+ * docs/CHANGES, docs/VERSION.DLL, README: Updated.
+
+ * src/tools/docmaker/sources.py (re_crossref): Fix regular
+ expression to handle trailing punctuation characters.
+ * src/tools/docmaker/tohtml.py (make_html_word): Updated.
+
+ * docs/release: New file.
+
+2003-07-23 YAMANO-UCHI Hidetoshi <mer@din.or.jp>
+
+ * include/freetype/internal/psaux.h (PS_Parser_FuncsRec): New
+ member function `to_bytes'.
+
+ * src/psaux/psauxmod.c (ps_parser_funcs): New member
+ `ps_parser_to_bytes'.
+ (psaux_module_class): Increase version to 0x20000L.
+
+ * src/psaux/psobjs.c (IS_T1_LINESPACE): Add \f.
+ (IS_T1_NULLSPACE): New macro.
+ (IS_T1_SPACE): Add it.
+ (skip_spaces, skip_alpha): New functions.
+ (ps_parser_skip_spaces, ps_parser_skip_alpha): Use them.
+ (ps_tobytes, ps_parser_to_bytes): New functions.
+
+2003-07-07 Werner Lemberg <wl@gnu.org>
+
+ * builds/freetype.mk (DOC_DIR): New variable.
+ (refdoc): Use *_DIR variables.
+ (distclean): Remove documentation files.
+
+ * builds/detect.mk (std_setup, dos_setup): Mention `make refdoc'.
+
+ * configure: Set DOC_DIR variable.
+
+2003-07-07 Patrik Hägglund <patrik.hagglund@bredband.net>
+
+ * builds/freetype.mk (refdoc): New target to build the
+ documentation.
+ (.PHONY): Updated.
+
+ * include/freetype/freetype.h: Improve documentation of FT_CharMap.
+ * include/freetype/ftimage,h: Fix documentation of FT_OUTLINE_FLAGS.
+ * include/freetype/tttables.h: Document FT_Sfnt_Tag.
+
+2003-07-06 Werner Lemberg <wl@gnu.org>
+
+ * src/bdf/bdfdrivr.c (BDF_Face_Init), src/pcf/pcfread.c
+ (pcf_load_font): Fix computation of height if PIXEL_SIZE property is
+ missing.
+
+2003-07-01 Werner Lemberg <wl@gnu.org>
+
+ * src/cache/ftcsbits.c (ftc_sbit_node_compare): Only add `size' if
+ there is no error. Reported by Knut St. Osmundsen
+ <bird-freetype@anduin.net>.
+
+2003-06-30 Werner Lemberg <wl@gnu.org>
+
+ A new try to synchronize bitmap font access.
+
+ * include/freetype/freetype.h (FT_Bitmap_Size): `height' is now
+ defined to return the baseline-to-baseline distance. This was
+ already the value returned by the BDF and PCF drivers.
+
+ The `width' field now gives the average width. I wasn't able to
+ find something better. It should be taken as informative only.
+
+ New fields `size', `x_ppem', and `y_ppem'.
+
+ * src/pcf/pcfread.c (pcf_load_font): Updated to properly fill
+ FT_Bitmap_Size.
+ Do proper rounding and conversion from 72.27 to 72 points.
+
+ * src/bdf/bdfdrivr.c (BDF_Face_Init): Updated to properly fill
+ FT_Bitmap_Size.
+ Do proper rounding and conversion from 72.27 to 72 points.
+
+ * src/sfnt/sfobjs.c (sfnt_load_face): Updated to properly fill
+ FT_Bitmap_Size.
+
+ * src/winfonts/winfnt.c (FNT_Face_Init): Updated to properly fill
+ FT_Bitmap_Size.
+
+2003-06-29 Werner Lemberg <wl@gnu.org>
+
+ Redesigning the FNT driver to return multiple faces, not multiple
+ strikes. At least one font (app850.fon from WinME) contains
+ different FNT charmaps for its subfonts. Consequently, the previous
+ design of having multiple bitmap strikes in a single font face fails
+ since we have only one charmap per face.
+
+ * include/freetype/internal/fnttypes.h (FNT_Size_Rec): Removed.
+ (FNT_FaceRec): Remove `num_fonts' field and replace `fonts' with
+ `font'.
+
+ * src/base/ftwinfnt.c (FT_Get_WinFNT_Header): Updated.
+
+ * src/winfonts/winfnt.c (fnt_font_load): Don't set pixel_width equal
+ to pixel_height.
+ (fnt_face_done_fonts): Removed.
+ (fnt_face_get_dll_fonts): Renamed to...
+ (fnt_face_get_dll_font): This. Add second function argument to
+ select face index.
+ Updated to load just one subfont.
+ (fnt_font_done, FNT_Face_Done): Updated.
+ (FNT_Face_Init): Handle `face_index'.
+ Updated.
+ (FNT_Size_Set_Pixels): Simplified; similar to BDF and PCF, the
+ bitmap width is now ignored.
+ (FNT_Load_Glyph): Updated.
+ Fix glyph index computation.
+ (winfnt_driver_class): Updated.
+
+2003-06-25 Owen Taylor <otaylor@redhat.com>
+
+ * src/sfnt/ttload.c (tt_face_load_hdmx): Don't assign
+ num_records until we actually decide to load the table,
+ otherwise, we'll segfault in tt_face_free_hdmx.
+
+2003-06-24 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cffdrivr.c (cff_get_glyph_name): Protect against zero
+ glyph name pointer. Reported by Mikey Anbary <manbary@vizrt.com>.
+
+2003-06-23 Werner Lemberg <wl@gnu.org>
+
+ * src/tools/glnames.py: Updated to AGL 2.0.
+ * src/psnames/pstables.h: Regenerated.
+
+2003-06-22 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/cache/ftcglyph.h, include/freetype/ttnameid.h,
+ src/base/ftcalc.c, src/base/fttrigon.c, src/cff/cffgload.c,
+ src/otlayout/otlgsub.c, src/pshinter/pshrec.c,
+ src/psnames/psmodule.c, src/sfnt/sfobjs.c, src/truetype/ttdriver.c:
+ Decorate constants with `U' and `L' if appropriate.
+
+ * include/freetype/ftmoderr.h: Updated to include recent module
+ additions.
+
+ * src/pshinter/pshnterr.h (FT_ERR_BASE): Define as
+ `FT_Mod_Err_PShinter'.
+ * src/type42/t42error.h (FT_ERR_BASE): Define as
+ `FT_Mod_Err_Type42'.
+
+ * src/pshinter/pshrec.h (PS_HINTS_MAGIC): Removed. Not used.
+
+ * include/freetype/config/ftconfig.h [__MWERKS__]: Define FT_LONG64
+ and FT_INT64.
+
+2003-06-21 Werner Lemberg <wl@gnu.org>
+
+ * src/winfonts/winfnt.c (FNT_Load_Glyph): Use first_char in
+ computation of glyph_index.
+ (FNT_Size_Set_Pixels): To find a strike, first check pixel_height
+ only, then try to find a better hit by comparing pixel_width also.
+ Without this fix it isn't possible to access all strikes.
+ Also compute metrics.max_advance to be in sync with other bitmap
+ drivers.
+
+ * src/base/ftobjs.c (FT_Set_Char_Size): Remove redundant code.
+ (FT_Set_Pixel_Size): Assign value to `metrics' after validation of
+ arguments.
+
+2003-06-20 Werner Lemberg <wl@gnu.org>
+
+ Synchronize computation of height and width for bitmap strikes. The
+ `width' field in the FT_Bitmap_Size structure is now only useful to
+ enumerate different strikes. The `max_advance' field of the
+ FT_Size_Metrics structure should be used to get the (maximum) width
+ of a strike.
+
+ * src/bdf/bdfdrivr.c (BDF_Face_Init): Don't use AVERAGE_WIDTH for
+ computing `available_sizes->width' but make it always equal to
+ `available_sizes->height'.
+
+ * src/pcf/pcfread.c (pcf_load_font): Don't use RESOLUTION_X for
+ computing `available_sizes->width' but make it always equal to
+ `available_sizes->height'.
+
+ * src/truetype/ttdriver.c (Set_Pixel_Sizes): Pass only single
+ argument to function.
+
+ * src/psnames/psmodule.c (ps_unicode_value): Handle `.' after
+ `uniXXXX' and `uXXXX[X[X]]'.
+
+2003-06-19 Werner Lemberg <wl@gnu.org>
+
+ * src/bdf/bdfdrivr.c: s/FT_Err_/BDF_Err/.
+ * src/cache/ftccache.c, src/cache/ftcsbits.c, src/cache/ftlru.c:
+ s/FT_Err_/FTC_Err_/.
+ * src/cff/cffcmap.c: s/FT_Err_/CFF_Err_/.
+ * src/pcf/pcfdrivr.c: s/FT_Err_/PCF_Err_/.
+ * src/psaux/t1cmap.c: Include psauxerr.h.
+ s/FT_Err_/PSaux_Err_/.
+ * src/pshinter/pshnterr.h: New file.
+ * src/pshinter/rules.mk: Updated.
+ * src/pshinter/pshalgo.c, src/pshinter/pshrec.c: Include pshnterr.h.
+ s/FT_Err_/PSH_Err_/.
+ * src/pfr/pfrdrivr.c, src/pfr/pfrobjs.c, src/pfr/pfrsbit.c:
+ s/FT_Err_/PFR_Err_/.
+ * src/sfnt/sfdriver.c, src/sfnt/sfobjs.c, src/sfnt/ttcmap0.c,
+ src/sfnt/ttload.c: s/FT_Err_/SFNT_Err_/.
+ * src/truetype/ttgload.c: s/FT_Err_/TT_Err_/.
+ * src/gzip/ftgzip.c: Load FT_MODULE_ERRORS_H and define
+ FT_ERR_PREFIX and FT_ERR_BASE.
+ s/FT_Err_/Gzip_Err_/.
+
+2003-06-19 Dirck Blaskey <listtarget@danbala.com>
+
+ * src/cff/cffload (cff_encoding_load): `nleft' must be FT_UInt,
+ otherwise adding 1 might wrap the result.
+
+2003-06-18 Werner Lemberg <wl@gnu.org>
+
+ * src/psnames/psmodule.c (ps_unicode_value): Add support to
+ recognize `uXXXX[X[X]]' glyph names.
+ Don't handle glyph names starting with `uni' which have more than
+ four digits.
+
+2003-06-16 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/freetype.h (FT_Open_Flags): Replaced with
+ #defines for the constants.
+ (FT_Open_Args): Change type of `flags' to FT_UInt.
+ (FT_GlyphSlot): Move `flags' to FT_Slot_Internal.
+
+ * include/freetype/ftimage.h (FT_Outline_Flags, FT_Raster_Flag):
+ Replaced with #defines for the constants.
+
+ * include/freetype/internal/ftobjs.h (FT_Slot_Internal): New
+ field `flags' (from FT_GlyphSlot).
+ Updated all affected source files.
+ (FT_GLYPH_OWN_BITMAP): New macro (from ftgloadr.h).
+
+ * include/freetype/internal/ftgloadr.h (FT_GLYPH_OWN_BITMAP): Moved
+ to ftobjs.h.
+
+ * src/base/ftglyph.c (FT_Glyph_To_Bitmap): Use dummy
+ FT_GlyphSlot_Internal object.
+
+2003-06-15 Werner Lemberg <wl@gnu.org>
+
+ * builds/compiler/gcc.mk, builds/compiler/gcc-dev.mk (CFLAGS):
+ Add -fno-strict-aliasing to get rid of zillion warnings from gcc
+ version 3.3.
+
+2003-06-14 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/ftglyph.h (ft_glyph_bbox_unscaled,
+ ft_glyph_bbox_subpixels, ft_glyph_bbox_gridfit,
+ ft_glyph_bbox_truncate, ft_glyph_bbox_pixels): Replaced with
+ FT_GLYPH_BBOX_UNSCALED, FT_GLYPH_BBOX_SUBPIXELS,
+ FT_GLYPH_BBIX_GRIDFIT, FT_GLYPH_BBOX_TRUNCATE, FT_GLYPH_BBOX_PIXELS.
+ The lowercase variants are now (deprecated aliases) to the uppercase
+ versions.
+ Updated all other files.
+
+ * include/freetype/ftmodule.h (ft_module_font_driver,
+ ft_module_renderer, ft_module_hinter, ft_module_styler,
+ ft_module_driver_scalable, ft_module_driver_no_outlines,
+ ft_module_driver_has_hinter): Replaced with FT_MODULE_FONT_DRIVER,
+ FT_MODULE_RENDERER, FT_MODULE_HINTER, FT_MODULE_STYLER,
+ FT_MODULE_DRIVER_SCALABLE, FT_MODULE_DRIVER_NO_OUTLINES,
+ FT_MODULE_DRIVER_HAS_HINTER.
+ The lowercase variants are now (deprecated aliases) to the uppercase
+ versions.
+ Updated all other files.
+
+ * src/base/ftglyph.c (FT_Glyph_Get_CBox): Handle bbox_mode better
+ as enumeration.
+
+ * src/pcf/pcfdrivr.c (pcf_driver_class), src/winfonts/winfnt.c
+ (winfnt_driver_class), src/bdf/bdfdrivr.c (bdf_driver_class): Add
+ the FT_MODULE_DRIVER_NO_OUTLINES flag.
+
+2003-06-13 Detlef Würkner <TetiSoft@apg.lahn.de>
+
+ * src/pfr/pfrobjs.c (pfr_slot_load): Apply font matrix.
+
+2003-06-13 Werner Lemberg <wl@gnu.org>
+
+ * builds/dos/detect.mk: Test not only for `Dos' but for `DOS' also.
+
+ * builds/dos/dos-emx.mk, builds/compiler/emx.mk: New files for
+ EMX gcc compiler.
+ * builds/dos/detect.mk: Add target `emx'.
+
+ * builds/compiler/watcom.mk (LINK_LIBRARY): GNU Make for DOS doesn't
+ like a trailing semicolon; add a dummy command.
+
+ * src/cid/cidload.c: Remove parse_font_bbox code (already enclosed
+ with #if 0 ... #endif).
+
+ * src/type1/t1tokens.h: Handle /FontName.
+ * src/type1/t1load.c (parse_font_name): Removed.
+ Remove parse_font_bbox code (already enclosed with #if 0 ...
+ #endif).
+
+ * src/type42/t42parse.c (t42_parse_font_name): Removed.
+ Remove t42_parse_font_bbox code (already enclosed with #if 0 ...
+ #endif).
+ (t42_keywords): Handle /FontName with T1_FIELD_KEY.
+
+2003-06-12 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/internal/psaux.h (T1_FieldType): Add
+ T1_FIELD_TYPE_KEY.
+ (T1_FIELD_KEY): New macro.
+ * src/psaux/psobjs.c (ps_parser_load_field): Handle
+ T1_FIELD_TYPE_KEY.
+
+ * src/cid/cidtoken.h: Use T1_FIELD_KEY for /CIDFontName.
+
+2003-06-11 Alexander Malmberg <alexander@malmberg.org>
+
+ * src/cache/ftlru.c (FT_LruList_Remove_Selection): Decrease
+ number of nodes.
+ (FT_LruList_Lookup): Fix assertion for out-of-memory case.
+
+2003-06-11 Werner Lemberg <wl@gnu.org>
+
+ * src/cid/cidload.c (cid_decrypt): Removed.
+ (cid_read_subrs): Use t1_decrypt from psaux module.
+ * src/cid/cidload.h: Updated.
+ * src/cid/cidgload.c (cid_load_glyph): Use t1_decrypt from psaux
+ module.
+
+2003-06-10 Werner Lemberg <wl@gnu.org>
+
+ * src/cid/cidobjs.c: Apply change 2003-05-31 from <Ron.Dev@gmx.de>.
+ Compute style flags.
+ Fix computation of root->height.
+ * src/cid/cidtoken.h: Handle FontBBox.
+ * src/cid/cidload.c (cid_load_keyword): Handle
+ T1_FIELD_LOCATION_BBOX.
+ (parse_font_bbox): Commented out.
+ (cid_field_record): Comment out element for parsing FontBBox.
+
+ * src/type42/t42parse.c (t42_parse_font_bbox): Commented out.
+ (t42_keywords): Handle FontBBox with T1_FIELD_BBOX, not with
+ T1_FIELD_CALLBACK.
+ (t42_parse_font_bbox): Commented out.
+ (t42_load_keyword): Handle T1_FIELD_LOCATION_BBOX.
+ * src/type42/t42objs.c (T42_Face_Init): Apply change 2003-05-31
+ from <Ron.Dev@gmx.de>.
+
+2003-06-09 George Williams <gww@silcom.com>
+
+ * src/truetype/ttinterp.c (SetSuperRound) <0x30>: Follow Apple's
+ TrueType specification.
+ (Ins_MDRP, Ins_MIRP): Fix single width cut-in test.
+
+2003-06-09 Detlef Würkner <TetiSoft@apg.lahn.de>
+
+ * src/gzip/ftgzip.c: (inflate_mask): Replaced with...
+ (NO_INFLATE_MASK): This.
+ * src/gzip/infutil.h: Declare `inflate_mask' conditionally by
+ NO_INFLATE_MASK.
+
+2003-06-09 Alexis S. L. Carvalho <alexis@cecm.usp.br>
+
+ * src/gzip/ftgzip.c (ft_gzip_file_fill_output): Handle Z_STREAM_END
+ correctly.
+
+2003-06-09 Wolfgang Domröse <porthos.domroese@harz.de>
+
+ * src/pshinter/pshglob.c (psh_globals_new): Change calculation of
+ dim->stdw.count to avoid compiler problem.
+
+ * src/truetype/ttgload.c (TT_Load_Simple_Glyph): Move the block
+ variables to the beginning of the function to avoid compiler
+ problems.
+ Add casts necessary for 16bit compilers.
+
+2003-06-09 Werner Lemberg <wl@gnu.org>
+
+ * src/pfr/rules.mk (PFR_DRV_SRC): Add pfrsbit.c.
+ (PFR_DRV_H): Add pfrtypes.h.
+
+ * include/freetype/config/ftconfig.h: s/__MWKS__/__MWERKS__/.
+
+2003-06-08 Karl Schultz <kschultz@rsinc.com>
+
+ * src/pfr/pfrsbit.c (pfr_bitwriter_init): Change type of third
+ argument to FT_Bool.
+ (pfr_lookup_bitmap_data): Change type of third and fourth argument
+ to FT_UInt. Updated caller.
+ (pfr_load_bitmap_bits): Change type of fourth argument to FT_Bool.
+
+2003-06-08 Werner Lemberg <wl@gnu.org>
+
+ Completely revised FreeType's make management.
+
+ . In all makefiles `/' is used as the path separator. The
+ conversion to the real path separators is done as late as
+ possible using $(subst ...).
+
+ . $(HOSTSEP) no longer exists. Now, $(SEP) gives the path separator
+ for the operating system, and the new $(COMPILER_SEP) the path
+ separator for the compiler tools.
+
+ . $(BUILD) has been renamed to $(BUILD_DIR). In general, all
+ directory variables end with `_DIR'. The variants ending in `_'
+ (like `BASE_' have been removed).
+
+ The following ChangeLog entries only describe changes which are
+ not related to the redesign.
+
+ * builds/beos/beos-def.mk (BUILD_DIR): Fix typo.
+ * builds/compiler/watcom.mk (LINK_LIBRARY): Fix linker call to avoid
+ overlong arguments as suggested by J. Ali Harlow
+ <ali@avrc.city.ac.uk>.
+ * builds/dos/dos-wat.mk: New file.
+ * builds/freetype.mk (FREETYPE_H): Include header files from the
+ `devel' subdirectory.
+
+ * builds/os2/os2-dev.mk, builds/unix/unixddef.mk,
+ builds/unix/unixddef.mk, builds/win32/w32-bccd.mk,
+ builds/win32/w32-dev.mk (BUILD_DIR): Fix path.
+
+ * builds/unix/configure.ac, builds/unix/configure: Updated.
+ * builds/unix/unix-def.in (DISTCLEAN): Add `freetype2.pc'.
+
+2003-06-07 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftmac.c (FT_New_Face_From_SFNT): s/rlen/sfnt_size/ to
+ make it compile.
+
+ * devel/ftoption.h: Updated.
+
+2003-06-07 Detlef Würkner <TetiSoft@apg.lahn.de>
+
+ * include/freetype/internal/psaux.h, src/truetype/ttgload.h:
+ s/index/idx/ to fix compiler warnings.
+
+ * src/sfnt/ttcmap0.c (tt_face_build_cmaps): Use more `volatile' to
+ fix compiler warning.
+
+ * src/gzip/ftgzip.c (BUILDFIXED): Removed.
+ * src/gzip/inftrees.c (inflate_trees_fixed) [!BUILDFIXED]: Use
+ FT_UNUSED to remove compiler warning.
+
+2003-06-06 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/ftstroker.h: Renamed to...
+ * include/freetype/ftstroke.h: This.
+
+ * src/base/ftstroker.c: Renamed to...
+ * src/base/ftstroke.c: This.
+
+ * include/freetype/config/ftheader.h (FT_STROKER_H): Updated.
+
+ * src/base/descrip.mms, src/base/Jamfile, src/base/rules.mk:
+ Updated.
+
+ * src/pcf/pcfdriver.c: Renamed to...
+ * src/pcf/pcfdrivr.c: This.
+ * src/pcf/pcfdriver.h: Renamed to...
+ * src/pcf/pcfdrivr.h: This.
+
+ * src/pcf/Jamfile, src/pcf/rules.mk: Updated.
+
+2003-06-05 Wenlin Institute (Tom Bishop) <wenlin@wenlin.com>
+
+ * src/base/ftmac.c (file_spec_from_path) [TARGET_API_MAC_CARBON]:
+ Add `#if !defined(__MWERKS__)'.
+
+2003-06-05 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/internal/psaux.h (T1_FieldType): Add
+ T1_FIELD_TYPE_FIXED_1000 and T1_FIELD_TYPE_FIXED_1000_P.
+ (T1_FIELD_FIXED_1000, T1_FIELD_FIXED_1000_P): New macros.
+ * src/psaux/psobjs.c (ps_parser_load_field): Handle
+ T1_FIELD_TYPE_FIXED_1000 and T1_FIELD_TYPE_FIXED_1000_P.
+
+ * src/cff/cffparse.c (cff_kind_fixed_thousand): New enumeration.
+ (CFF_FIELD_FIXED_1000): New macro.
+ (cff_parser_run): Handle cff_kind_fixed_thousand.
+ * src/cff/cfftoken.h: Use CFF_FIELD_FIXED_1000 for blue_scale.
+ * src/cff/cffload (cff_subfont_load): Fix default values of
+ expansion_factor and blue_scale.
+
+ * src/cif/cidtoken.h, src/type1/t1tokens.h: Use T1_FIELD_FIXED_1000
+ for blue_scale.
+
+ * src/pshinter/pshglob.c (psh_globals_new): Fix default value of
+ blue_scale.
+
+2003-06-04 Wolfgang Domröse <porthos.domroese@harz.de>
+
+ * include/freetype/internal/ftdriver.h,
+ include/freetype/internal/ftobjs.h,
+ include/freetype/internal/psaux.h, src/cid/cidgload.c,
+ src/psaux/psobjs.c, src/psaux/t1decode.c, src/psaux/psobjs.h,
+ src/pshinter/pshrec.c, src/pshinter/pshalgo.c,
+ src/psnames/psmodule.c, src/raster/ftraster.c, src/sfnt/sfobjs.c,
+ src/smooth/ftgrays.c, src/smooth/ftsmooth.c, src/truetype/ttobjs.c,
+ src/truetype/ttdriver.c, src/truetype/ttgload.c, src/type1/t1afm.c,
+ src/type1/t1gload.c, src/type1/t1gload.h, src/type1/t1load.c,
+ src/type1/t1objs.c, src/type42/t42parse.c, src/type42/t42parse.h:
+ Many casts and slight argument type changes to make it work with
+ a 16bit compiler.
+
+2003-06-04 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/config/ftoption.h: Defining
+ TT_CONFIG_OPTION_FORCE_UNPATENTED_HINTING by default is a bad idea
+ since some fonts (e.g. Arial) produce worse results than without
+ hinting. Reverted.
+
+2003-06-04 Werner Lemberg <wl@gnu.org>
+
+ * src/truetype/ttgload.c (load_truetype_glyph)
+ [TT_CONFIG_OPTION_BYTECODE_INTERPRETER]: Call
+ FT_GlyphLoader_CheckPoints before adding phantom points. This fixes
+ a segfault bug with fonts (e.g. htst3.ttf) which have nested
+ subglyphs more than one level deep. Reported by Anthony Fok.
+
+ * include/freetype/config/ftoption.h: Define
+ TT_CONFIG_OPTION_BYTECODE_INTERPRETER,
+ TT_CONFIG_OPTION_COMPILE_UNPATENTED_HINTING, and
+ TT_CONFIG_OPTION_FORCE_UNPATENTED_HINTING to make it the new
+ default.
+
+2003-06-03 Werner Lemberg <wl@gnu.org>
+
+ * src/autohint/ahhint.c (ah_hinter_hint_edges): Removed. Just a
+ wrapper for ah_hint_edges.
+ (ah_hint_edges): Renamed to...
+ (ah_hinter_hint_edges): This.
+
+ * src/base/ftobjs.c (FT_Set_Hint_Flags): Removed. Unused.
+
+ * include/freetype/internal/ftobjs.h (FT_Face_InternalRec),
+ include/freetype/internal/psaux.h (T1_DecoderRec),
+ src/cff/cffgload.h (CFF_Builder): Remove `hint_flags' field.
+ Unused.
+
+ * src/cff/cffgload.c (cff_builder_init): Updated.
+ (cff_decoder_parse_charstrings) <cff_op_endchar>: Call hinter->apply
+ with decoder->hint_mode instead of builder->hint_flags.
+ * src/psaux/t1decode.c (t1_decoder_init): Updated.
+
+ * src/base/ftstroker.c (ft_stroke_border_export): s/index/idx/.
+
+ * src/sfnt/sfobjs.c (sfnt_load_face): Commented out code which
+ increased root->height by 15% if the line gap was zero. There exist
+ fonts (containing e.g. form drawing characters) which intentionally
+ have a zero line gap value.
+
+ * src/truetype/ttinterp.c (Free_Project, CUR_Func_freeProj):
+ Removed. Unused.
+ Updated all callers.
+
+2003-06-02 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cffobjs.c (cff_face_init): Use symbolic names for
+ Adobe specific encoding IDs (there was a wrong EID value for custom
+ encoding).
+
+ * src/cff/cffcmap.h (CFF_CMapStdRec): Remove `count'.
+ * src/cff/cffcmap.c (cff_cmap_encoding_init,
+ cff_cmap_encoding_done): Updated.
+ (cff_cmap_encoding_char_index, cff_cmap_encoding_char_next): Use
+ 256 as limit for character code.
+
+2003-06-01 Werner Lemberg <wl@gnu.org>
+
+ * src/winfonts/winfnt.c (FNT_Load_Glyph): Revert change from
+ 2003-03-20.
+
+2003-05-31 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/fttrigon.h (FT_Vector_Normalize): Removed.
+
+2003-05-31 <Ron.Dev@gmx.de>
+
+ * src/type1/t1objs.c (T1_Face_Init): Improve algorithm for guessing
+ the font style by ignoring spaces and hyphens.
+
+ * builds/unix/freetype2.in: Fix `Version' field.
+
+2003-05-30 Werner Lemberg <wl@gnu.org>
+
+ Avoid overwriting of numeric font dictionary entries for synthetic
+ fonts. Additionally, some entries were handled as `integer' instead
+ of `number'.
+
+ * include/freetype/internal/psaux.h (T1_FieldType): Add
+ T1_FIELD_TYPE_BOOL_P, T1_FIELD_TYPE_INTEGER_P, and
+ T1_FIELD_TYPE_FIXED_P.
+ (T1_FIELD_BOOL_P, T1_FIELD_NUM_P, T1_FIELD_FIXED_P): New macros.
+ * src/psaux/psobjs.c (ps_parser_load_field): Handle new field types.
+
+ * include/freetype/internal/cfftypes.h (CFF_FontRecDict),
+ src/cff/cfftoken.h: Change type of underline_position and
+ underline_thickness to FT_Fixed.
+ * src/cff/cffload.c (cff_subfont_load): Fix default values of
+ underline_position and underline_thickness.
+ * src/cff/cffobjs.c (cff_face_init): Set underline_position
+ and underline_thickness in `root'.
+
+ * include/freetype/internal/t1types.h (T1_Font): Change point_type
+ and stroke_width to pointers.
+ * include/freetype/t1tables.h (PS_FontInfo): Change italic_angle,
+ is_fixed_pitch, underline_position, and underline_thickness to
+ pointers.
+ * src/type1/t1tokens.h: Change italic_angle, is_fixed_pitch,
+ underline_position, and underline_thickness to pointers. Change
+ the type of the latter two to `fixed'.
+ Change type of stroke_width to `fixed' and make it a pointer.
+ Change paint_type to pointer.
+ * src/type1/t1objs.c (T1_Face_Done): Updated.
+ (T1_Face_Init): Updated.
+ Fix assignment of underline_position and underline_thickness.
+
+ * src/cid/cidtoken.h: Change italic_angle, is_fixed_pitch,
+ underline_position, and underline_thickness to pointers. Change
+ the type of the latter two to `fixed'.
+ Change type of stroke_width to `fixed'.
+ * src/cid/cidobjs.c (cid_face_done): Updated.
+ (cid_face_init): Updated.
+ Fix assignment of underline_position and underline_thickness.
+
+ * src/type42/t42parse.c: Change italic_angle, is_fixed_pitch,
+ underline_position, and underline_thickness to pointers. Change the
+ type of the latter two to `fixed'.
+ Change type of stroke_width to `fixed' and make it a pointer.
+ Change paint_type to pointer.
+ * src/type42/t42objs.c (T42_Face_Init): Updated.
+ Fix assignment of underline_position and underline_thickness.
+ (T42_Face_Done): Updated.
+
+ * src/base/ftobjs.c (open_face_from_buffer): Fix compiler warning.
+ * src/pshinter/pshglob.c, src/pshinter/pshglob.h
+ (psh_globals_set_scale): Make it a local function.
+
+ * test/gview.c: Fix renaming ps3->ps typo.
+ Formatting.
+
+2003-05-29 Werner Lemberg <wl@gnu.org>
+
+ * src/pshinter/pshalgo1.[ch], src/pshinter/pshalgo2.[ch]: Removed.
+ * src/pshinter/pshalgo.h: Removed.
+
+ * src/pshinter/pshalgo3.[ch]: Renamed to...
+ * src/pshinter/pshalgo.[ch]: New files.
+ s/PSH3/PSH/.
+ s/psh3/psh/.
+ s/ps3/ps/.
+
+ * src/pshinter/pshrec.c, src/pshinter/pshinter.c: Updated.
+ * src/pshinter/rules.mk, src/pshinter/Jamfile: Updated.
+
+ * src/pshinter/pshglob.[ch] (psh_dimension_snap_width): Commented
+ out.
+
+ * tests/gview.c: Remove code for pshalgo1 and pshalgo2.
+ Updated.
+
+2003-05-28 Martin Zinser <zinser@decus.de>
+
+ * vms_make.com: Reworked support for shareable images on VMS. The
+ first version was kind of a hack; the current implementation of the
+ procedure to extract the required symbols is much cleaner.
+
+ Reworked creation of MMS files, avoiding a number of temporary files
+ which were created in the previous version.
+
+ Further work on creating descrip.mms files on the fly.
+
+ * builds/vms/descrip.mms, src/autohint/descrip.mms,
+ src/type1/descrip.mms: Removed.
+
+2003-05-28 Werner Lemberg <wl@gnu.org>
+
+ * src/pshinter/pshalgo3.c (psh3_glyph_compute_extrema): Skip
+ contours with only a single point to avoid segfault.
+
+ * src/base/ftglyph.c (FT_Glyph_To_Bitmap): Activate code for
+ handling `origin'.
+
+2003-05-24 Werner Lemberg <wl@gnu.org>
+
+ * src/autohint/ahtypes.h (AH_OPTION_NO_STRONG_INTERPOLATION):
+ Removed since unused.
+
+2003-05-21 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/config/ftstdlib.h (ft_strcat): New wrapper macro
+ for strcat.
+
+ * src/base/ftmac.c (create_lwfn_name): s/isupper/ft_isupper/.
+ (parse_font): s/memcpy/ft_memcpy/.
+ (is_dfont) [TARGET_API_MAC_CARBON]: s/memcmp/ft_memcmp/.
+ * src/base/ftobjs.c (load_mac_face) [FT_MACINTOSH]:
+ s/strlen/ft_strlen/.
+ s/strcat/ft_strcat/.
+ s/strcpy/ft_strcpy/.
+ * src/gzip/zutil.h: s/memset/ft_memset/.
+ s/memcmp/ft_memcmp/.
+
+ * src/bdf/bdfdrivr.c (BDF_Face_Init), src/pcf/pcfdriver.c
+ (PCF_Face_Init): Test for charset registry case-insensitively.
+
+ * src/gzip/ftgzip.c (ft_gzip_fil_io): Revert change from yesterday;
+ it has already been fixed differently.
+
+ * src/truetype/ttinterp.c (DO_SFVTL): Add missing braces around
+ if-clause.
+
+2003-05-21 Martin Zinser <zinser@decus.de>
+
+ * t1load.c (parse_blend_axis_types): Fix compiler warning.
+
+ * descrip.mms: Removed. Now created by...
+
+ * vms_make.com: New file.
+
+2003-05-21 Weiqi Gao <weiqigao@networkusa.net>
+
+ * src/gzip/ftgzip.c (ft_gzip_file_io): Avoid zero value of `delta'
+ to prevent infinite loop.
+
+2003-05-21 Lars Clausen <lrclause@cs.uiuc.edu>
+
+ * docs/VERSION.DLL: Provide better autoconf snippet to check
+ FreeType version.
+
+2003-05-21 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftobjs.c (open_face): Free `internal' not
+ `face->internal' in case of error to avoid possible segfault.
+
+ * src/pshinter/pshalgo3.c (ps3_hints_apply): Check whether we
+ actually have an outline.
+
+2003-05-20 David Chester <davidchester@qmx.net>
+
+ * src/pshinter/pshalgo3.c (ps3_hints_apply): Try to optimize
+ y_scale so that the top of non-capital letters is aligned on a pixel
+ boundary whenever possible.
+
+ * src/autohint/ahhint.c (ah_hint_edges): Make sure that lowercase
+ m's maintain their symmetry.
+
+2003-05-20 Werner Lemberg <wl@gnu.org>
+
+ * src/autohint/ahhint.c (ah_hinter_load_glyph): Oops! David's
+ patch from yesterday has been resolved already in a different
+ way. Reverted.
+
+2003-05-19 David Chester <davidchester@qmx.net>
+
+ * src/autohint/ahhint.c (ah_hinter_load_glyph): Don't scale
+ y_scale locally but face->size->metrics.y_scale.
+
+2003-05-19 David Turner <david@freetype.org>
+
+ * src/sfnt/ttcmap0.c (tt_cmap4_char_next): Select proper start
+ value for `hi' to avoid infinite loop.
+
+2003-05-18 Yong Sun <sunyong@njstar.com>
+
+ * src/raster/ftraster.c (Insert_Y_Turn): Fix overflow test.
+
+2003-05-18 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/config/ftoption.h [FT_CONFIG_OPTION_MAC_FONTS]:
+ New macro.
+ * src/base/ftobjs.c: Use it to control mac font support on non-mac
+ platforms.
+
+2003-05-17 George Williams <gww@silcom.com>
+
+ Implement partial support of Mac fonts on non-Mac platforms.
+
+ * src/base/ftobjs.c (memory_stream_close, new_memory_stream,
+ open_face_from_buffer, Mac_Read_POST_Resource,
+ Mac_Read_sfnt_Resource, IsMacResource, IsMacBinary, load_mac_face)
+ [!FT_MACINTOSH]: New functions.
+ (FT_Open_Face) [!FT_MACINTOSH]: Use load_mac_face.
+
+2003-05-17 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftobjs.c (FT_Load_Glyph): Scale linear advance width only
+ if FT_FACE_FLAG_SCALABLE is set (otherwise we have a division by
+ zero since FNT and friends don't define `face->units_per_EM').
+
+2003-05-15 David Turner <david@freetype.org>
+
+ * src/base/fttrigon.c (FT_Vector_Rotate): Avoid rounding errors
+ for small values.
+
+2003-05-15 Werner Lemberg <wl@gnu.org>
+
+ * src/autohint/ahtypes.h (AH_PointRec): Remove unused `in_angle'
+ and `out_angle' fields.
+
+2003-05-14 George Williams <gww@silcom.com>
+
+ * src/base/ftmac.c (FT_New_Face_From_SFNT): Handle CFF files also.
+
+2003-05-14 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/freetype.h: Fix typo in comment
+ (FT_HAS_FIXED_SIZES).
+
+2003-05-10 Dan Williams <dan@bigw.org>
+
+ * builds/unix/aclocal.m4: Comment out definition of
+ `allow_undefined_flag' for Darwin 1.3.
+ * builds/unix/configure.ac: Add option --with-old-mac-fonts.
+ * builds/unix/ltmain.sh: Fix version numbering for Darwin 1.3.
+ * builds/unix/configure: Regenerated.
+
+ * include/freetype/config/ftconfig.h: Fix conditions for defining
+ `FT_MACINTOSH'.
+ * src/base/ftbase.c: Include `ftmac.c' conditionally.
+ * src/base/ftmac.c: Handle __GNUC__.
+
+2003-05-07 YAMANO-UCHI Hidetoshi <mer@din.or.jp>
+
+ * src/cid/cidload.c (is_alpha): Removed.
+ (cid_parse_dict): Use `cid_parser_skip_alpha' instead of `is_alpha'.
+
+2003-05-07 Werner Lemberg <wl@gnu.org>
+
+ * src/autohint/ahoptim.c, src/autohint/ahoptim.h: Obsolete, removed.
+
+2003-05-07 David Turner <david@freetype.org>
+
+ * src/autohint/ahglyph.c (ah_setup_uv): Exchange `for' loop and
+ `switch' statement to make it run faster.
+ (ah_outline_compute_segments): Reset `segment->score' and
+ `segment->link'.
+ (ah_outline_link_segments): Provide alternative code which does
+ the same but runs much faster.
+ Handle major direction also.
+ (ah_outline_compute_edges): Scale `edge_distance_threshold' down
+ after rounding instead of scaling comparison value in loop.
+
+ * src/autohint/ahhint.c (ah_hinter_align_stong_points): Provide
+ alternative code which runs faster.
+ Handle `before->scale == 0'.
+
+ * src/autohint/ahtypes.h (AH_SegmentRec): Move some fields down.
+ (AH_EdgeRec): Move some fields in structure.
+ New field `scale'.
+
+ * src/sfnt/ttcmap0.c (tt_cmap4_char_next): Use binary search.
+
+2003-05-02 Werner Lemberg <wl@gnu.org>
+
+ * src/autohint/ahoptim.c (LOG): Renamed to...
+ (AH_OPTIM_LOG): This.
+ (AH_Dump_Springs): Fix log message format.
+
+ * src/autohint/ahhint.c (ah_hint_edges_3): Renamed to...
+ (ah_hint_edges): This.
+
+2002-05-02 Keith Packard <keithp@keithp.com>
+
+ * src/bdf/bdfdrivr.c (BDF_Set_Pixel_Size): Initialize `max_advance'.
+
+2003-05-01 Werner Lemberg <wl@gnu.org>
+
+ * src/autohint/ahglyph.c (ah_test_extrema): Renamed to...
+ (ah_test_extremum): This.
+
+2003-04-28 Werner Lemberg <wl@gnu.org>
+
+ * builds/unix/configure.ac: Generate `freetype.pc' from
+ `freetype.in'.
+ * builds/unix/configure: Regenerated.
+ * builds/unix/install.mk (install, uninstall): Handle `freetype.pc'.
+
+2003-04-28 Gustavo J. A. M. Carneiro <gjc@inescporto.pt>
+
+ * builds/unix/freetype2.in: New file. Contains building information
+ for the `pkg-config' package.
+
+2003-04-28 David Turner <david@freetype.org>
+
+ * src/base/ftobjs.c (FT_Load_Glyph): Fix boundary check for
+ `glyph_index'.
+
+2003-04-25: Graham Asher <graham.asher@btinternet.com>
+
+ Added the optional unpatented hinting system for TrueType. It
+ allows typefaces which need hinting to produce correct glyph forms
+ (e.g., Chinese typefaces from Dynalab) to work acceptably without
+ infringing Apple patents. This system is compiled only if
+ TT_CONFIG_OPTION_COMPILE_UNPATENTED_HINTING is defined in
+ ftoption.h.
+
+ * include/freetype/ttunpat.h: New file. Defines
+ FT_PARAM_TAG_UNPATENTED_HINTING.
+
+ * include/freetype/config/ftheader.h (FT_TRUETYPE_UNPATENTED_H): New
+ macro to use when including ttunpat.h.
+
+ * include/freetype/config/ftoption.h
+ (TT_CONFIG_OPTION_COMPILE_UNPATENTED_HINTING,
+ TT_CONFIG_OPTION_FORCE_UNPATENTED_HINTING): New configuration macros
+ (not defined, but in comments) for the unpatented hinting system.
+
+ * include/freetype/internal/tttypes.h (TT_FaceRec)
+ [TT_CONFIG_OPTION_COMPILE_UNPATENTED_HINTING]: New element `FT_Bool
+ unpatented_hinting'.
+
+ * src/truetype/ttinterp.c (NO_APPLE_PATENT, APPLE_THRESHOLD):
+ Removed.
+ (GUESS_VECTOR): New macro.
+ (TT_Run_Context) [TT_CONFIG_OPTION_COMPILE_UNPATENTED_HINTING]:
+ Set `both_x_axis'.
+ (tt_default_graphics_state)
+ [TT_CONFIG_OPTION_COMPILE_UNPATENTED_HINTING]: Updated.
+ (Current_Ratio) [TT_CONFIG_OPTION_COMPILE_UNPATENTED_HINTING]:
+ Handle `unpatented_hinting'.
+ (Direct_Move) [NO_APPLE_PATENT]: Removed.
+ [TT_CONFIG_OPTION_COMPILE_UNPATENTED_HINTING]: Insert assertion.
+ (Project, FreeProject)
+ [TT_CONFIG_OPTION_COMPILE_UNPATENTED_HINTING]: Insert assertion.
+ (Compute_Funcs) [TT_CONFIG_OPTION_COMPILE_UNPATENTED_HINTING]:
+ Implement unpatented hinting.
+ (DO_SPVTCA, DO_SFVTCA, DO_SPVTL, DO_SFVTL, DO_SPVFS, DO_SFVFS,
+ Ins_SDPVTL): Call `GUESS_VECTOR'.
+ (DO_GPV, DO_GFV) [TT_CONFIG_OPTION_COMPILE_UNPATENTED_HINTING]:
+ Handle `unpatented_hinting'.
+ (Compute_Point_Displacement) [NO_APPLE_PATENT]: Removed.
+ [TT_CONFIG_OPTION_COMPILE_UNPATENTED_HINTING]: Implement unpatented
+ hinting.
+ (Move_Zp2_Point, Ins_SHPIX, Ins_DELTAP, Ins_DELTAC)
+ [TT_CONFIG_OPTION_COMPILE_UNPATENTED_HINTING]: Implement unpatented
+ hinting.
+ (TT_RunIns): Updated.
+
+ * src/truetype/ttobjs.c
+ [TT_CONFIG_OPTION_COMPILE_UNPATENTED_HINTING]: Include
+ FT_TRUETYPE_UNPATENTED_H.
+ (tt_face_init) [TT_CONFIG_OPTION_COMPILE_UNPATENTED_HINTING,
+ TT_CONFIG_OPTION_FORCE_UNPATENTED_HINTING]: Check
+ FT_PARAM_TAG_UNPATENTED_HINTING.
+
+ * src/truetype/ttobjs.h (TT_GraphicsState)
+ [TT_CONFIG_OPTION_COMPILE_UNPATENTED_HINTING]: Add `both_x_axis'.
+
+2003-04-25 Werner Lemberg <wl@gnu.org>
+
+ * src/bdf/bdflib.c (hash_bucket, hash_lookup): Use `const' for first
+ argument.
+ (bdf_get_font_property): Use `const' for third argument.
+ Updated all callers.
+ * src/bdf/bdfdrivr.c (BDF_Face_Init): Set pixel width and height
+ similar to the PCF driver.
+ * src/bdf/bdf.h (_hashnode): Use `const' for `key'.
+ Updated.
+
+ * src/gzip/ftgzip.c: C++ doesn't like that the array `inflate_mask'
+ is declared twice. It is perhaps better to modify the zlib source
+ files directly instead of this hack.
+ (zcalloc, zfree, ft_gzip_stream_close, ft_gzip_stream_io): Add casts
+ to make build with g++ successful.
+
+2003-04-24 Manish Singh <yosh@gimp.org>
+
+ * src/cid/cidobjs.c (cid_face_init), src/type1/t1objs.c
+ (T1_Face_Init), src/type42/t42objs.c (T42_Face_Init): Split on `-'
+ also for searching the style name.
+
+2003-04-24 David Turner <david@freetype.org>
+
+ * src/pcf/pcfread.c (pcf_load_font): Fixed the computation of
+ face->num_glyphs. We must increase the value by 1 to respect the
+ convention that glyph index 0 always corresponds to the `missing
+ glyph'.
+
+2003-04-24 Werner Lemberg <wl@gnu.org>
+
+ * builds/unix/unix-cc.in (CFLAGS): Add @CPPFLAGS@.
+
+2003-04-24 Dieter Baron <dillo@netbsd.org>
+
+ * builds/unix/freetype-config.in (cflags): Emit FreeType 2's include
+ files first. Otherwise there are conflicts with FreeType 1
+ installed simultaneously.
+
+2003-04-23 Werner Lemberg <wl@gnu.org>
+
+ Fixing bugs reported by Nelson Beebe.
+
+ * src/base/ftstroker.c (FT_Stroker_ParseOutline): Remove unused
+ variable `in_path'.
+
+ * src/base/ftobjs (ft_glyphslot_set_bitmap): Change type of
+ second argument to `FT_Byte*'.
+ * include/freetype/internal/ftobjs.h: Updated.
+
+ * src/bdf/bdflib.c (_bdf_readstream): Remove unused variable `res'.
+ (_bdf_parse_glyphs): Remove unused variable `next'.
+ Mark `call_data' as unused.
+
+ * src/cache/ftlru.c (FT_LruList_Lookup): Remove unused variable
+ `plast'.
+
+ * src/pcf/pcfread.c (pcf_seek_to_table_type): Slight recoding to
+ actually use `error'.
+ (pcf_load_font): Remove unused variable `avgw'.
+
+ * src/pfr/pfrobjs.c (pfr_face_get_kerning): Change return type
+ to `void'.
+ Mark `error' as unused.
+ * src/pfr/pfrobjs.h: Updated.
+ * src/pfr/pfrdrivr.c (pfr_get_kerning): Updated.
+
+ * src/sfnt/ttload.c (sfnt_dir_check): Remove unused variable
+ `format_tag'.
+
+ * src/sfnt/ttcmap0.c (tt_cmap6_validate, tt_cmap10_validate): Remove
+ unused variable `start'.
+ (tt_cmap10_char_next): Remove unused variable `result'
+
+ * src/sfnt/sfobjs.c (tt_face_get_name): Mark `error' as unused.
+
+ * src/sfnt/sfdriver.c (get_sfnt_postscript_name): Mark `error' as
+ unused.
+
+ * src/type1/t1objs.c (T1_Face_Init): Remove unused variable
+ `pshinter'.
+
+ * src/type1/t1gload.c (T1_Load_Glyph): Use `glyph_data_loaded'
+ only for FT_CONFIG_OPTION_INCREMENTAL.
+
+2003-04-23 Akito Hirai <akito@kde.gr.jp>
+
+ * src/sfnt/ttcmap0.c (tt_cmap4_validate): Provide a weak variant
+ of the glyph ID bounding check if FT_VALIDATE_TIGHT is not active.
+ Without this change, many CJK fonts from Dynalab are rejected.
+
+2003-04-23 Joe Marcus Clarke <marcus@FreeBSD.org>
+
+ * src/base/ftbdf.c (FT_Get_BDF_Property): Check for valid
+ `get_interface'.
+
+2003-04-23 Paul Miller <paulm@profoundeffects.com>
+
+ * src/base/ftmac.c (parse_fond): Fix handling of style names.
+
+2003-04-23 Werner Lemberg <wl@gnu.org>
+
+ * src/pfr/pfrload.c (pfr_extra_item_load_font_id): Use FT_PtrDist
+ instead of FT_Uint for `len'.
+
+2003-04-22 Werner Lemberg <wl@gnu.org>
+
+ * src/gzip/ftgzip.c (zcalloc) [!FT_CONFIG_OPTION_SYSTEM_ZLIB]:
+ Convert K&R format to modern C usage.
+ (FT_Stream_OpenGzip): Use long constant.
+
+2003-04-21 Werner Lemberg <wl@gnu.org>
+
+ * src/cache/ftccache.c (ftc_cache_lookup): Remove shadow declaration
+ of `manager'.
+
+2003-04-20 Werner Lemberg <wl@gnu.org>
+
+ * doc/INSTALL.UNX: Cleaned up.
+
+2003-04-09 Torrey Lyons <torrey@mrcla.com>
+
+ * src/base/ftmac.c (open_face_from_buffer): Removed a double-free
+ bug that had nasty consequences when trying to open an `invalid'
+ font on a Mac.
+
+2003-04-09 Mike Fabian <mfabian@suse.de>
+
+ * src/bdf/bdfdrivr.h (BDF_encoding_el), src/pcf/pcf.h
+ (PCF_EncodingRec): Changed FT_Short to FT_UShort in order to be able
+ to access more than 32768 glyphs in fonts.
+
+2003-04-08 David Turner <david@freetype.org>
+
+
+ * Version 2.1.4 released.
+ =========================
+
+
+2003-04-03 Martin Muskens <mmuskens@aurelon.com>
+
+ * src/type1/t1load.c (T1_Open_Face): Fixed the code to make it
+ handle special cases where a font only contains a `.notdef' glyph
+ (happens in PDF-embedded fonts). Otherwise, FT_Panic was called.
+
+2003-03-27 David Turner <david@freetype.org>
+
+ * README: Udpated.
+
+ * README.UNX: Removed (now replaced by docs/INSTALL.UNX).
+
+ * src/pshinter/pshalgo3.c: The hinter now performs as in 2.1.3 and
+ will ignore stem quantization only when FT_LOAD_TARGET_SMOOTH is
+ used.
+ (psh3_dimension_quantize_len): Enabled.
+ (psh3_hint_align): Enable commented code.
+ (psh3_hint_align_light): Commented out.
+
+ * src/base/ftobjs.c (FT_Set_Char_Size): Changed the default
+ computations to include rounding in all cases; this is required to
+ provide accurate kerning data when native TrueType hinting is
+ enabled.
+
+ * src/type1/t1load.c (is_name_char): The Type 1 loader now accepts
+ more general names according to the PostScript specification (the
+ previous one was too restrictive).
+ (parse_font_name, parse_encoding, parse_charstrings, parse_dict):
+ Use `is_name_char'.
+ (parse_subrs): Handle empty arrays.
+
+2003-03-20 David Turner <david@freetype.org>
+
+ Serious rewriting of the documentation.
+
+ * docs/BUGS, docs/BUILD: Removed.
+ * docs/DEBUG.TXT: Renamed to...
+ * docs/DEBUG: This.
+ * docs/CUSTOMIZE, docs/TRUETYPE, docs/UPGRADE.UNX: New files.
+ * docs/INSTALL.ANY, docs/INSTALL.UNX, docs/INSTALL.GNU New files,
+ containing platform specific information previously in INSTALL.
+ * docs/readme.vms: Renamed to...
+ * docs/INSTALL.VMS: This.
+
+ * docs/*: Updated.
+
+ Introduced three new functions to deal with glyph bitmaps within
+ FT_GlyphSlot objects:
+
+ ft_glyphslot_free_bitmap
+ ft_glyphslot_alloc_bitmap
+ ft_glyphslot_set_bitmap
+
+ These functions are much more convenient to use than managing the
+ FT_GLYPH_OWN_BITMAP flag manually.
+
+ * include/freetype/internal/ftobjs.h (ft_glyphslot_free_bitmap,
+ ft_glyphslot_alloc_bitmap, ft_glyphslot_set_bitmap): New functions.
+ * src/base/ftobjs.c: Implement them.
+ (ft_glyphslot_done): Use ft_glyphslot_free_bitmap.
+
+ * src/bdf/bdfdrivr.c (BDF_Glyph_Load), src/pcf/pcfdriver.c
+ (PCF_Glyph_Load): Remove unused variable `memory'.
+ Use `ft_glyphslot_*' functions.
+ Don't set `FT_GLYPH_OWN_BITMAP'.
+
+ * src/pfr/pfrsbit.c (pfr_slot_load_bitmap): Use
+ `ft_glyphslot_alloc_bitmap'.
+
+ * src/sfnt/ttsbit.c (Load_SBit_Image): Change 5th argument to type
+ `FT_GlyphSlot'.
+ Adding argument `depth' to handle recursive calls.
+ Use `ft_glyphslot_alloc_bitmap'.
+ (tt_face_load_sbit_image): Remove unused variable `memory'.
+ Don't handle `FT_GLYPH_OWN_BITMAP'.
+ Update call to Load_SBit_Image.
+
+ * src/type42/t42objs.c (ft_glyphslot_clear): Renamed to...
+ (t42_glyphslot_clear): This. Updated caller.
+ Call `ft_glyphslot_free_bitmap'.
+
+ * src/winfonts/winfnt.c (FNT_Load_Glyph): Use
+ `ft_glyphslot_set_bitmap'.
+ Don't handle `FT_GLYPH_OWN_BITMAP'.
+
+ * src/cache/ftlru.c (FT_LruList_Lookup): Fixed an invalid assertion
+ check.
+
+ * src/autohint/ahglyph.c (ah_outline_load): Add two scaling
+ arguments.
+ * src/autohint/ahglyph.h: Updated.
+ * src/autohint/ahhint.c (ah_hinter_load): Updated.
+ * src/autohint/ahglobal.c (ah_hinter_compute_widths): Updated.
+
+ * src/cache/ftccache.c (ftc_family_done): Fixed small bug that could
+ crash the cache in rare circumstances (mostly with broken fonts).
+
+2003-03-15 David Turner <david@freetype.org>
+
+ * src/truetype/ttdriver.c (Set_Char_Sizes): Fixed a small rounding
+ bug. Actually, it seems that previous versions of FreeType didn't
+ perform TrueType rounding exactly as appropriate.
+
+2003-03-14 David Turner <david@freetype.org>
+
+ * src/truetype/ttdriver.c (Set_Char_Sizes): Fixing the small
+ TrueType native rendering glitches; they came from a small rounding
+ error.
+
+2003-03-13 David Turner <david@freetype.org>
+
+ Added new environment variables to control memory debugging with
+ FreeType. See the description of `FT2_DEBUG_MEMORY',
+ `FT2_ALLOC_TOTAL_MAX' and `FT2_ALLOC_COUNT_MAX' in DEBUG.TXT.
+
+ * src/base/ftdbgmem.c (FT_MemTableRec): Add `alloc_count',
+ `bound_total', `alloc_total_max', `bound_count', `alloc_count_max'.
+ (ft_mem_debug_alloc): Handle new variables.
+ (ft_mem_debug_init): s/FT_DEBUG_MEMORY/FT2_DEBUG_MEMORY/.
+ Handle new environment variables.
+ * docs/DEBUG.TXT: Updated.
+
+ Fixed the cache sub-system to correctly deal with out-of-memory
+ conditions.
+
+ * src/cache/ftccache.c (ftc_node_destroy): Comment out generic
+ check.
+ (ftc_cache_lookup): Implement loop.
+ * src/cache/ftccmap.c: Define FT_COMPONENT.
+ * src/cache/ftcsbits.c (ftc_sbit_node_load): Handle
+ FT_Err_Out_Of_Memory.
+ * src/cache/ftlru.c: Include FT_INTERNAL_DEBUG_H.
+ (FT_LruList_Lookup): Implement loop.
+
+ * src/pfr/pfrobjs.c (pfr_face_done): Fix memory leak.
+ (pfr_face_init): Fixing compiler warnings.
+
+ * src/psaux/psobjs.c (reallocate_t1_table): Fixed a bug (memory
+ leak) that only happened when a try to resize an array would end in
+ an out-of-memory condition.
+
+ * src/smooth/ftgrays.c (gray_convert_glyph): Removed compiler
+ warnings / volatile bug.
+
+ * src/truetype/ttobjs.c (tt_glyphzone_done): Removed segmentation
+ fault that happened in tight memory environments.
+
+2003-02-28 Pixel <pixel@mandrakesoft.com>
+
+ * src/gzip/ftgzip.c (ft_gzip_file_done): Fixed memory leak: The ZLib
+ stream was not properly finalized.
+
+2003-02-25 Anthony Fok <anthony@thizlinux.com>
+
+ * src/cache/ftccmap.c: Include FT_TRUETYPE_IDS_H.
+ (ftc_cmap_family_init): The cmap cache now
+ supports UCS-4 charmaps when available in Asian fonts.
+
+ * src/sfnt/ttload.c, src/base/ftobjs.c: Changed `asian' to `Asian'
+ in comments.
+
+2003-02-25 David Turner <david@freetype.org>
+
+ * src/gzip/ftgzip.c (ft_gzip_file_fill_output): Fixed a bug that
+ caused FreeType to loop endlessly when trying to read certain
+ compressed gzip files. The following test reveals the bug:
+
+ touch 0123456789 ; gzip 0123456789 ; ftdump 0123456789.gz
+
+ Several fixes to the PFR font driver:
+
+ - The list of available embedded bitmaps was not correctly set in
+ the root FT_FaceRec structure describing the face.
+
+ - The glyph loader always tried to load the outlines when
+ FT_LOAD_SBITS_ONLY was specified.
+
+ - The table loaded now scans for *undocumented* elements of a
+ physical font's auxiliary data record. This is necessary to
+ retrieve the `real' family and style names.
+
+ NOTE THAT THESE CHANGES THE FAMILY NAME OF MANY PFR FONTS!
+
+ * src/pfr/pfrload.c (pfr_aux_name_load): New function.
+ (pfr_phy_font_done): Free `family_name' and `style_name' also.
+ Remove unused variables.
+ (pfr_phy_font_load): Extract useful information from the auxiliary
+ bytes.
+
+ * src/pfr/pfrobjs.c (pfr_face_done): Set pointers to NULL.
+ (pfr_face_init): Provide fallback values for `family_name' and
+ `style_name'.
+ Handle strikes.
+ (pfr_slot_load): Handle FT_LOAD_SBITS_ONLY.
+ * src/pfr/pfrtypes.h (PFR_PhyFontRec): Add fields `ascent',
+ `descent', `leading', `family_name', and `style_name'.
+
+ * src/truetype/ttdriver.c (Set_Char_Sizes): Fixed a rounding bug
+ when computing the scale factors for a given character size in
+ points with resolution.
+
+ * devel/ft2build.h, devel/ftoption.h: New files (in a new directory)
+ which are special development versions of include/ft2build.h and
+ include/freetype/config/ftoption.h, respectively.
+
+2003-02-18 David Turner <david@freetype.org>
+
+ Fixing the slight distortion problem that occurred due to the latest
+ auto-hinter changes.
+
+ * src/base/ftobjs.c (ft_recompute_scaled_metrics): Fix rounding.
+
+ * src/truetype/ttdriver.c (Set_Char_Sizes): New variable `metrics2'.
+ [!TT_CONFIG_OPTION_BYTECODE_INTERPRETER]: Removed.
+
+ * src/truetype/ttobjs.h (TT_SizeRec): New field `metrics'.
+ * src/truetype/ttobjs.c (Reset_Outline_Size): Fix initialization of
+ `metrics'.
+ [FT_CONFIG_CHESTER_ASCENDER]: Code removed.
+ (Reset_SBit_Size): Fix initialization of `metrics'.
+
+ * src/truetype/ttinterp.c (TT_Load_Context): Fix initialization of
+ `exec->metrics'.
+
+ * src/autohint/ahhint.c (ah_hinter_load): Disabled the advance width
+ `correction' which seemed to provide more trouble than benefits.
+
+2003-02-13 Graham Asher <graham.asher@btinternet.com>
+
+ Changed the incremental loading interface in a way that makes it
+ simpler and allows glyph metrics to be changed (e.g., by adding a
+ constant, as required by CFF fonts) rather than just overridden.
+ This was required to make the GhostScript-to-FreeType bridge work.
+
+ * src/cff/cffgload.c (cff_slot_load) [FT_CONFIG_OPTION_INCREMENTAL]:
+ Allow metrics to be overridden.
+ * src/cid/cidgload.c (cid_load_glyph) [FT_CONFIG_OPTION_INCREMENTAL]:
+ Ditto.
+
+ * src/truetype/ttgload.c (load_truetype_glyph)
+ [FT_CONFIG_OPTION_INCREMENTAL]: Simplify.
+ (compute_glyph_metrics) [FT_CONFIG_OPTION_INCREMENTAL]: Code block
+ moved down.
+
+ * src/type1/t1gload.c (T1_Parse_Glyph_And_Get_Char_String)
+ [FT_CONFIG_OPTION_INCREMENTAL]: Updated.
+
+ * include/freetype/ftincrem.h: Updated.
+
+2003-01-31 David Turner <david@freetype.org>
+
+ * docs/CHANGES, docs/VERSION.DLL, docs/TODO: Updating documentation
+ for the 2.1.4 release.
+
+ * builds/win32/visualc/freetype.dsp,
+ builds/win32/visualc/index.html: Updating the project file for
+ 2.1.4.
+
+ * src/gzip/adler32.c, src/gzip/ftgzip.c, src/gzip/infblock.c,
+ src/gzip/infcodes.c, src/gzip/inflate.c, src/gzip/inftrees.c,
+ src/gzip/infutil.c: Removed old-style (K&R)function definitions.
+ This avoids warnings with Visual C++ at its most pedantic mode.
+
+ * src/pfr/pfrsbit.c: Removed compiler warnings.
+
+ * src/cache/ftccmap.c (ftc_cmap_family_init): Changed an FT_ERROR
+ into an FT_TRACE1 since it caused `ftview' and others to dump too
+ much junk when trying to display a waterfall with a font without a
+ Unicode charmap (e.g. SYMBOL.TTF).
+
+ Implemented FT_CONFIG_CHESTER_BLUE_SCALE, corresponding to the last
+ patch from David Chester, but with a much simpler (and saner)
+ implementation.
+
+ * src/autohint/ahhint.c (ah_hinter_load_glyph)
+ [FT_CONFIG_CHESTER_BLUE_SCALE]: Try to optimize the y_scale so that
+ the top of non-capital letters is aligned on a pixel boundary
+ whenever possible.
+
+ * src/base/ftobjs.c (FT_Set_Char_Size)
+ [FT_CONFIG_CHESTER_BLUE_SCALE]: Round differently.
+ * src/truetype/ttdriver.c (Set_Char_Sizes)
+ [TT_CONFIG_OPTION_BYTECODE_INTERPRETER]: Do some rounding only
+ if this macro is defined.
+
+ * src/truetype/ttobjs.c (Reset_Outline_Size)
+ [FT_CONFIG_CHESTER_ASCENDER]: Round differently.
+
+ * src/pshinter/pshalgo3.c: Improved the Postscript hinter. Getting
+ rid of stem snapping seems to work well here (though the stems are
+ still slightly moved to increase contrast).
+ (psh3_dimension_quantize_len): Commented out.
+ (psh3_hint_align_light): New function.
+ (psh3_hint_align): Comment out some code.
+
+ THIS IMPROVES ANTI-ALIASED RENDERING, BUT MONOCHROME AND LCD MODES
+ STILL SUCK.
+
+2003-01-22 David Chester <davidchester@qmx.net>
+
+ * src/autohint/ahhint.c (ah_compute_stem_width): Small fix to the
+ stem width optimization.
+
+2003-01-22 David Turner <david@freetype.org>
+
+ Adding a new API `FT_Get_BDF_Property' to retrieve the BDF
+ properties of a given PCF or BDF font.
+
+ * include/freetype/ftbdf.h (FT_PropertyType): New enumeration.
+ (BDF_Property, BDF_PropertyRec): New structure.
+ FT_Get_BDF_Property): New function.
+ * include/freetype/internal/bdftypes.h: Include FT_BDF_H.
+ (BDF_GetPropertyFunc): New function pointer.
+
+ * src/base/ftbdf.c (test_font_type): New helper function.
+ (FT_Get_BDF_Charset_ID): Use `test_font_type'.
+ (FT_Get_BDF_Property): New function.
+
+ * src/bdf/bdfdrivr.c: Include FT_BDF_H.
+ (bdf_get_bdf_property, bdf_driver_requester): New functions.
+ (bdf_driver_class): Use `bdf_driver_requester'.
+
+ * src/pcf/pcfdrivr.c: Include FT_BDF_H.
+ (pcf_get_bdf_property, pdc_driver_requester): New functions
+ (pcf_driver_class): Use `pcf_driver_requester'.
+
+ * src/pcf/pcfread.c: Include `pcfread.h'.
+ (pcf_find_property): Decorate it with FT_LOCAL_DEF.
+ * src/pcf/pcfread.h: New file, providing `pcf_find_property'.
+
+ * src/sfnt/ttload.c (sfnt_dir_check): Relaxed the `head' table size
+ verification to accept a few broken fonts who pad the size
+ incorrectly (the table should be padded, but its `size' field
+ shouldn't according to the specification).
+
+2003-01-18 Werner Lemberg <wl@gnu.org>
+
+ * builds/unix/ltmain.sh: Regenerated with `libtoolize --force
+ --copy' from libtool 1.4.3.
+ * builds/unix/aclocal.m4: Regenerated with `aclocal -I .' from
+ automake 1.7.1.
+ * builds/unix/configure: Regenerated with autoconf 2.54.
+ * builds/unix/config.guess, builds/unix/config.sub: Updated from
+ `config' CVS module at subversions.gnu.org.
+ * builds/unix/install-sh, builds/unix/mkinstalldirs: Updated from
+ `automake' CVS module at subversions.gnu.org.
+
+2003-01-15 David Turner <david@freetype.org>
+
+ * include/freetype/freetype.h: Fixed documentation for
+ FT_Size_Metrics.
+
+2003-01-15 James Su <suzhe@turbolinux.com.cn>
+
+ * src/gzip/ftgzip.c (ft_gzip_check_header): Bugfix: couldn't read
+ certain gzip-ed font files (typo: `&&' -> `&').
+
+2003-01-15 Huw D M Davies <h.davies1@physics.ox.ac.uk>
+
+ Added a Windows .FNT specific API (mostly for Wine). Also fixed a
+ nasty bug in the header loader which would cause invalid memory
+ overwrites.
+
+ * include/freetype/config/ftheader.h (FT_WINFONTS_H): New macro
+ for ftwinfnt.h.
+ * include/freetype/internal/fnttypes.h: Include FT_WINFONTS_H.
+ (FNT_FontRec): Updated.
+ Move Windows FNT definition to...
+ * include/freetype/ftwinfnt.h: This new file.
+ (FT_WinFNT_HeaderRec): Rename `reserved2' to `reserved1'.
+ * src/base/ftwinfnt.c: New file, providing `FT_Get_WinFNT_Header'.
+ * src/winfonts/winfnt.c (winfnt_header_fields): Updated.
+ Rename `reserved2' to `reserved1'.
+ (fnt_font_load): Updated.
+
+ * src/base/Jamfile, src/base/descrip.mms, src/base/rules.mk:
+ Updated.
+
+2003-01-14 Graham Asher <graham.asher@btinternet.com>
+
+ * include/freetype/ftglyph.h, src/base/ftglyph.c: Added `const' to
+ the type of the first argument to FT_Matrix_Multiply, which isn't
+ changed -- this adds documentation and convenience.
+
+2003-01-13 Graham Asher <graham.asher@btinternet.com>
+
+ * src/sfnt/ttload.c (tt_face_load_metrics)
+ [FT_CONFIG_OPTION_INCREMENTAL]: TrueType typefaces without
+ horizontal metrics (without the `hmtx' table) are now tolerated if
+ an incremental interface has been specified that has a
+ get_glyph_metrics function, implying that metrics will be supplied
+ from outside. This happens for certain Type 42 fonts passed from
+ GhostScript.
+
+2003-01-11 David Chester <davidchester@qmx.net>
+
+ Patches to the auto-hinter in order to slightly improve the output.
+ Note that everything is controlled through the new
+ FT_CONFIG_OPTION_CHESTER_HINTS defined in `ftoption.h'. There are
+ also individual FT_CONFIG_CHESTER_XXX macros to control individual
+ `features'.
+
+ Note that all improvements are enabled by default, but can be
+ tweaked for optimization and testing purposes. The configuration
+ macros will most likely disappear in the short future.
+
+ * include/freetype/config/ftoption.h
+ (FT_CONFIG_OPTION_CHESTER_HINTS): New macro.
+ (FT_CONFIG_CHESTER_{SMALL_F,ASCENDER,SERIF,STEM,BLUE_SCALE})
+ [FT_CONFIG_OPTION_CHESTER_HINTS]: New macros to control individual
+ features.
+
+ * src/autohint/ahglobal.c (blue_chars) [FT_CONFIG_CHESTER_SMALL_F]:
+ Add blue zone for `fijkdbh'.
+ * src/autohint/ahglobal.h (AH_IS_TOP_BLUE)
+ [FT_CONFIG_CHESTER_SMALL_F]: Use `AH_BLUE_SMALL_F_TOP'.
+ * src/autohint/ahglyph.c (ah_outline_compute_edges)
+ [FT_CONFIG_CHESTER_SERIF]: Use `AH_EDGE_SERIF'.
+ (ah_outline_compute_blue_edges) [FT_CONFIG_CHESTER_SMALL_F]:
+ Increase threshold for `best_dist'.
+ * src/autohint/ahhint.c (ah_compute_stem_width)
+ [FT_CONFIG_CHESTER_SERIF]: Provide new version for improved serif
+ handling.
+ (ah_align_linked_edge) [FT_CONFIG_CHESTER_SERIF]: Use special
+ version of `ah_compute_stem_width'.
+ (ah_hint_edges_3) [FT_CONFIG_CHESTER_STEM]: A new algorithm for stem
+ alignment when stem widths are less than 1.5 pixels wide centers the
+ stem slightly off-center of the center of a pixel (this increases
+ sharpness and consistency).
+ [FT_CONFIG_CHESTER_SERIF]: Use special version of
+ `ah_compute_stem_width'.
+ * src/autohint/ahtypes.h [FT_CONFIG_CHESTER_SMALL_F]: Add
+ `AH_BLUE_SMALL_F_TOP'.
+
+2003-01-11 David Turner <david@freetype.org>
+
+ * include/freetype/internal/fnttypes.h (WinFNT_HeaderRec): Increase
+ size of `reserved2' to avoid memory overwrites.
+
+2003-01-08 Huw Davies <huw@codeweavers.com>
+
+ * src/winfonts/winfnt.c (winfnt_header_fields): Read 16 bytes into
+ `reserved2', not `reserved'.
+
+ * src/base/ftobjs.c (find_unicode_charmap): Fixed the error code
+ returned when the font doesn't contain a Unicode charmap. This
+ allows FT2 to load `symbol.ttf' and a few others correctly since the
+ last release.
+ (open_face): Fix return value.
+
+2003-01-08 Owen Taylor <owen@redhat.com>
+
+ Implemented the FT_RENDER_MODE_LIGHT hinting mode in the auto and
+ postscript hinters.
+
+ * src/autohint/ahtypes.h (AH_HinterRec): Add `do_stem_adjust'.
+ * src/autohint/ahhint.c (ah_compute_stem_width): Handle
+ hinter->do_stem_adjust.
+ (ah_hinter_load_glyph): Set hinter->do_stem_adjust.
+
+ * src/pshinter/pshalgo3.h (PSH3_GlyphRec): Add `do_stem_adjust'.
+ * src/pshinter/pshalgo3.c (psh3_hint_align): Use `do_stem_adjust'.
+ (ps3_hints_apply): Handle FT_RENDER_MODE_LIGHT.
+
+ * include/freetype/freetype.h (FT_Render_Mode): Add
+ FT_RENDER_MODE_LIGHT.
+
+ * src/truetype/ttgload.c: Fixing the TrueType loader to handle
+ invalid composites correctly by limiting the recursion depth.
+ (TT_MAX_COMPOSITE_RECURSE): New macro.
+ (load_truetype_glyph): Add argument `recurse_count'.
+ Load a composite only if the numbers of contours is -1, emit error
+ otherwise.
+ (TT_Load_Glyph): Updated.
+
+2003-01-08 David Turner <david@freetype.org>
+
+ * Jamrules, Jamfile, Jamfile.in, src/*/Jamfile: Small changes to
+ support the compilation of FreeType 2 as part of larger projects
+ with their own configuration options (only with Jam).
+
+2003-01-07 David Turner <david@freetype.org>
+
+ * src/base/ftstroker.c: Probably the last bug-fixes to the stroker;
+ the API is likely to change, however.
+ (ft_stroke_border_close): Don't record empty paths.
+ (ft_stroke_border_get_counts): Increase `num_points' also in for loop.
+ (ft_stroke_border_export): Don't increase `write' twice in for loops.
+ (ft_stroker_outside): Handle `phi' together with `theta'.
+ (FT_Stroker_ParseOutline): New function.
+
+ * src/base/fttrigon.c (FT_Angle_Diff): Fixing function: It returned
+ invalid values for large negative angle differences (resulting in
+ incorrect stroker computations, among other things).
+
+ * src/cache/ftccache.c (ftc_node_hash_unlink): Removing incorrect
+ assertion, and changing code to avoid hash table size contraction.
+
+ * src/base/Jamfile, src/base/rules.mk, src/base/descrip.mms: Adding
+ `ftstroker' to default build, as optional component.
+
+2002-12-26 David Turner <david@freetype.org>
+
+ * src/gzip/adler32.c, src/gzip/infblock.c, src/gzip/inflate.c,
+ src/gzip/inftrees.c, src/gzip/zconf.h, src/gzip/zlib.h,
+ src/gzip/zutil.h: Updates to allow compilation without compiler
+ warnings with LCC-Win32.
+
+ * include/freetype/freetype.h (FREETYPE_PATCH): Set to 4.
+ * builds/unix/configure.ac (version_info): Increased to 9:3:3.
+ * builds/unix/configure: Regenerated.
+ * docs/VERSION.DLL: Updated.
+
+2002-12-23 Anthony Fok <anthony@thizlinux.com>
+
+ * builds/unix/configure.ac, builds/unix/unix-cc.in (LINK_LIBRARY),
+ builds/unix/unix-def.in (SYSTEM_ZLIB): Small fix to configure
+ sub-system on Unix to allow other programs to correctly link with
+ zlib when needed.
+
+2002-12-19 David Turner <david@freetype.org>
+
+ * include/freetype/internal/sfnt.h (SFNT_Load_Table_Func): New
+ function pointer.
+
+ * include/freetype/tttables.h (FT_Load_Sfnt_Table): New function.
+ * src/base/ftobjs.c: Implement it.
+
+ * src/sfnt/sfdriver.c (sfnt_get_interface): Handle `load_sfnt'
+ module request.
+
+2002-12-17 David Turner <david@freetype.org>
+
+ * src/base/ftobjs.c (find_unicode_charmap): Added some comments to
+ better explain what's happening there.
+ (open_face): Included Graham Asher's fix to prevent faces without
+ Unicode charmaps from loading.
+
+ * src/winfonts/winfnt.c: Included George Williams's fix to support
+ version 2 fonts correctly.
+ (winfnt_header_fields): Updated.
+ (fnt_font_load): Handle version 2 fonts.
+ (FNT_Load_Glyph): Updated.
+
+2002-12-16 David Turner <david@freetype.org>
+
+ * docs/VERSION.DLL: Updating document to better explain the
+ differences between the three version numbers being used on Unix, as
+ well as providing an autoconf fragment provided by Lars Clausen.
+
+ * src/smooth/ftgrays.c (gray_render_conic): Fixed small bug that
+ prevented Bézier arcs with negative vertical coordinates to be
+ rendered appropriately.
+
+2002-12-02 Antoine Leca <Antoine-Freetype@Leca-Marti.org>
+
+ * src/base/ftobjs.c: Modified the logic to get Unicode charmaps.
+ Now it loads UCS-4 charmaps when there is one.
+ (find_unicode_charmap): New function.
+ (open_face): Refer to the above one.
+ (FT_Select_Charmap): Idem.
+
+2002-11-29 Antoine Leca <Antoine-Freetype@Leca-Marti.org>
+
+ * include/freetype/ftgzip.h: Correct the name of the controlling
+ macro (was __FTXF86_H__ ...).
+
+2002-11-27 Vincent Caron <v.caron@zerodeux.net>
+
+ * builds/unix/unix-def.in, builds/unix/freetype-config.in,
+ builds/unix/configure.ac, src/gzip/rules.mk, src/gzip/ftgzip.c
+ [FT_CONFIG_OPTION_SYSTEM_ZLIB]: Adding support for system zlib
+ installations if available on the target platform (Unix only).
+
+2002-11-23 David Turner <david@freetype.org>
+
+ * src/cff/cffload.c (cff_charset_load, cff_encoding_load): Modified
+ charset loader to accept pre-defined charsets, even when the font
+ contains fewer glyphs. Also enforced more checks to ensure that we
+ never overflow the character codes array in the encoding.
+
+2002-11-22 Antoine Leca <Antoine-Freetype@Leca-Marti.org>
+
+ * include/freetype/ttnameid.h: Updated to latest OpenType
+ specification.
+
+2002-11-18 David Turner <david@freetype.org>
+
+
+ * Version 2.1.3 released.
+ =========================
+
+
+2002-11-07 David Turner <david@freetype.org>
+
+ * src/cache/ftcsbit.c (ftc_sbit_node_load): Fixed a small bug that
+ caused problems with embedded bitmaps.
+
+ * src/otlayout/otlayout.h, src/otlyaout/otlconf.h,
+ src/otlayout/otlgsub.c, src/otlayout/otlgsub.h,
+ src/otlayout/otlparse.c, src/otlayout/otlparse.h,
+ src/otlayout/otlutils.h: Updating the OpenType Layout code, adding
+ support for the first GSUB lookups. Nothing that really compiles
+ for now though.
+
+ * src/autohint/ahhint.c (ah_align_serif_edge): Disabled serif stem
+ width quantization. It produces slightly better shapes though this
+ is not distinguishable with many fonts.
+ Remove other dead code.
+
+ * src/Jamfile, src/*/Jamfile: Simplified.
+ Use $(FT2_SRC_DIR).
+
+2002-11-06 David Turner <david@freetype.org>
+
+ * include/freetype/freetype.h (FT_LOAD_TARGET_LIGHT): New macro.
+ (FT_LOAD_TARGET, FT_LOAD_TARGET_MODE): Use `& 15' instead of `& 7'.
+
+2002-11-05 David Turner <david@freetype.org>
+
+ * include/freetype/config/ftoption.h, src/gzip/ftgzip.c: Added
+ support for the FT_CONFIG_OPTION_SYSTEM_ZLIB option, used to specify
+ the use of system-wide zlib.
+
+ Note that this macro, as well as
+ TT_CONFIG_OPTION_BYTECODE_INTERPRETER, is not #undef-ed anymore.
+ This allows the build system to define them depending on the
+ configuration (typically by adding -D flags at compile time).
+
+ * src/sfnt/ttcmap0.c (tt_face_build_cmaps): Removed compiler
+ warnings in optimized mode relative to the `volatile' local
+ variables. This was not a compiler bug after all, but the fact that
+ a pointer to a volatile variable is not the same as a volatile
+ pointer to a variable :-)
+
+ The fix was to change
+ `volatile FT_Byte* p'
+ into
+ `FT_Byte* volatile p'.
+
+ * src/pfr/pfrload.c (pfr_phy_font_load), src/pfr/pfrdrivr.c
+ (pfr_get_metrics), src/gzip/inftrees.c: Removed compiler warnings in
+ optimized modes.
+
+ * src/gzip/*.[hc]: Modified our zlib copy in order to prevent
+ exporting any zlib function names outside of the component. This
+ prevents linking problems on some platforms, when applications want
+ to link FreeType _and_ zlib together.
+
+2002-11-05 Juliusz <jch@pps.jussieu.fr>
+
+ * src/psaux/psobjs.c (ps_table_add): Modified increment loop in
+ order to implement exponential behaviour.
+
+2002-11-01 David Turner <david@freetype.org>
+
+ Added PFR-specific public API. Fixed the kerning retrievel routine
+ (it returned invalid values when the outline and metrics resolution
+ differ).
+
+ * include/freetype/ftpfr.h, include/freetype/internal/pfr.h: New
+ files.
+
+ * include/freetype/internal/internal.h (FT_INTERNAL_PFR_H): New
+ macro for pfr.h.
+
+ * src/base/ftpfr.c: New file.
+ * src/base/Jamfile, src/base/descrip.mms: Updated.
+
+ * src/pfr/pfrdrivr.c: Include FT_INTERNAL_PFR_H.
+ (pfr_get_kerning, pfr_get_advance, pfr_get_metrics): New functions.
+ (pfr_service_rec): New format interface.
+ (pfr_driver_class): Use `pfr_service_rec'.
+ Replace `pfr_face_get_kerning' with `pfr_get_kerning'.
+ * src/pfr/pfrobjs.c: Remove dead code.
+
+ * src/base/ftobjs.c (ft_glyphslot_clear): Small internal fix to
+ better support bitmap-based font formats.
+
+ * src/base/ftsynth.c (FT_GlyphSlot_Embolden): Fix handling of
+ `scale'.
+ Fix arguments to `FT_Vector_From_Polar'.
+
+2002-10-31 David Turner <david@freetype.org>
+
+ Add support for automatic handling of gzip-compressed PCF files.
+
+ * src/gzip/*: New files, taken from the zlib package (except
+ ftgzip.c).
+
+ * include/freetype/ftgzip.h, src/gzip/ftgzip.c: New files.
+ * include/freetype/config/ftheader.h (FT_GZIP_H): New macro for
+ `ftgzip.h'.
+
+ * src/pcf/pcfdriver.c: Include FT_GZIP_H and FT_ERRORS_H.
+ (PCF_Face_Init): If normal open fails, try to open gzip stream.
+ (PCF_Face_Done): Close gzip stream.
+
+ * include/freetype/internal/pcftypes.h (PCF_Public_FaceRec),
+ src/pcf/pcf.h (PCF_FaceRec): Add `gzip_stream' and `gzip_source'.
+
+ * include/freetype/config/ftoption.h (FT_CONFIG_OPTION_USE_ZLIB):
+ New macro.
+ (T1_CONFIG_OPTION_DISABLE_HINTER, FT_CONFIG_OPTION_USE_CMAPS
+ FT_CONFIG_OPTION_NO_CONVENIENCE_FUNCS,
+ FT_CONFIG_OPTION_ALTERNATE_GLYPH_FORMATS): Removed.
+
+ (FT_EXPORT, FT_EXPORT_DEF, FT_DEBUG_LEVEL_ERROR,
+ FT_DEBUG_LEVEL_TRACE, FT_DEBUG_MEMORY): Comment out definitions so
+ that platform specific configuration file can override.
+
+ * include/freetype/internal/ftstream.h: Include FT_SYSTEM_H.
+
+2002-10-30 David Turner <david@freetype.org>
+
+ * FreeType 2.1.3rc3 released.
+
+2002-10-25 David Turner <david@freetype.org>
+
+ * include/freetype/ftcache.h (FT_POINTER_TO_ULONG): New macro.
+ (FTC_FACE_ID_HASH): Rewritten, using FT_POINTER_TO_ULONG.
+
+2002-10-22 Giuseppe Ghibò <ghibo@mandrakesoft.com>
+
+ * include/freetype/freetype.h (FT_Encoding): Fix entry for latin-2.
+
+2002-10-07 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/freetype.h (FT_Open_Face): Use `const' for `args'
+ (suggested by Graham).
+ * src/base/ftobjs.c (FT_Open_Face): Updated.
+ (ft_input_stream_new): Ditto.
+
+2002-10-05 David Turner <david@freetype.org>
+
+ Adding support for embedded bitmaps to the PFR driver, and rewriting
+ its kerning loader/handler to use all kerning pairs in a physical
+ font (and not just the first item).
+
+ * src/pfr/pfr.c: Include `pfrsbit.c'.
+ * src/pfr/pfrgload.c: Include `pfrsbit.h'.
+ * src/pfr/pfrload.c (pfr_extra_item_load_kerning_pairs): Rewritten.
+ (pfr_phy_font_done, pfr_phy_font_load): Updated.
+ * src/pfr/pfrobks.c: Include `pfrsbit.h'.
+ (pfr_face_init): Handle kerning and embedded bitmaps.
+ (pfr_slot_load): Load embedded bitmaps.
+ (PFR_KERN_INDEX): Removed.
+ (pfr_face_get_kerning): Rewritten.
+ * src/pfr/pfrsbit.c, src/pfr/pfrsbit.h: New files.
+ * src/pfr/pfrtypes.h (PFR_KernItemRec): New structure.
+ (PFR_KERN_INDEX): New macro.
+ (PFR_PhyFontRec): Add items for kerning and embedded bitmaps.
+ * src/pfr/Jamfile (_sources) [FT2_MULTI]: Add `pfrsbit'.
+
+ * src/base/ftobjs.c (FT_Load_Glyph): Don't load bitmap fonts if
+ FT_LOAD_NO_RECURSE is set.
+ Load embedded bitmaps only if FT_LOAD_NO_BITMAP isn't set.
+
+ * src/tools/docmaker/content.py, src/tools/docmaker/sources.py,
+ src/tools/docmaker/tohtml.py: Fixing a few nasty bugs.
+
+ * src/sfnt/ttcmap0.c (tt_cmap4_validate): The validator for format 4
+ sub-tables is now capable of dealing with invalid `length' fields at
+ the start of the sub-table. This allows fonts like `mg______.ttf'
+ (i.e. Marriage) to return accurate charmaps.
+
+ * docs/CHANGES: Updated.
+
+2002-10-05 Werner Lemberg <wl@gnu.org>
+
+ * src/smooth/ftgrays.c (SUBPIXELS): Add cast to `TPos'.
+ Update all callers.
+ (TRUNC): Add cast to `TCoord'.
+ Update all callers.
+ (TRaster): Use `TPos' for min_ex, max_ex, min_ey, max_ey, and
+ last_ey.
+ Update all casts.
+ (gray_render_line): Fix casts for `p' and `first'.
+
+2002-10-02 Detlef Würkner <TetiSoft@apg.lahn.de>
+
+ * src/bdf/bdflib.c (bdf_load_font): Allocate the _bdf_parse_t
+ structure with FT_ALLOC instead of using the stack.
+
+2002-09-27 Werner Lemberg <wl@gnu.org>
+
+ * src/include/freetype/internal/tttypes.h (num_sbit_strikes,
+ num_sbit_scales): Use `FT_ULong'.
+ * src/sfnt/sfobjs.c (sfnt_load_face): Updated accordingly.
+ * src/sfnt/ttsbit.c (tt_face_set_sbit_strike): Ditto.
+ (find_sbit_image): Remove cast.
+ * src/raster/ftrend1.c (ft_raster1_render): Fix cast.
+
+2002-09-27 Wolfgang Domröse <porthos.domroese@harz.de>
+
+ * src/sfnt/ttload.c (tt_face_load_names): Use cast.
+ * src/sfnt/ttcmap.c (code_to_next2): Use long constant.
+ (code_to_index4): Use cast.
+ (code_to_index8_12): Fix cast.
+ * src/sfnt/ttcmap0.c (tt_cmap4_char_next, tt_cmap8_char_index,
+ tt_cmap12_char_index): Use cast for `result'.
+ (tt_face_build_cmaps): Use cast.
+ * src/sfnt/sfobjs.c (tt_name_entry_ascii_from_ucs4): Use cast for
+ `code'.
+ (sfnt_load_face): Use FT_Int32 for `flags'.
+
+ * src/smooth/ftgrays.c (gray_render_scanline, gray_render_line,
+ gray_compute_cbox, gray_convert_glyph, gray_raster_reset): Add casts
+ to `TCoord' and `int'.
+ More 16bit fixes.
+ s/FT_Pos/TPos/.
+ * src/smooth/ftsmooth.c (ft_smooth_render_generic): Add casts.
+
+2002-09-26 Werner Lemberg <wl@gnu.org>
+
+ * src/sfnt/ttpost.c (load_post_names, tt_face_free_ps_names,
+ tt_face_get_ps_name): Replace switch statement with if clauses to
+ make it more portable.
+
+ * src/cff/cffobjs.c (cff_face_init): Ditto.
+
+ * include/freetype/ftmodule.h (FT_Module_Class): Use `FT_Long' for
+ `module_size'.
+ * include/freetype/ftrender.h (FT_Glyph_Class_): Use `FT_Long' for
+ `glyph_size'.
+
+ * src/base/ftobjs.c (FT_Render_Glyph): Change second parameter to
+ `FT_Render_Mode'.
+ (FT_Render_Glyph_Internal): Change third parameter to
+ `FT_Render_Mode'.
+ * src/base/ftglyph.c (FT_Glyph_To_Bitmap): Change second parameter
+ to `FT_Render_Mode'.
+
+ * src/raster/ftrend1.c (ft_raster1_render): Change third parameter
+ to `FT_Render_Mode'.
+ * src/smooth/ftsmooth.c (ft_smooth_render, ft_smooth_render_lcd,
+ ft_smooth_render_lcd_v): Ditto.
+ (ft_smooth_render_generic): Change third and fifth parameter to
+ `FT_Render_Mode'.
+
+ * include/freetype/freetype.h, include/freetype/internal/ftobjs.h,
+ include/freetype/ftglyph.h: Updated.
+
+ * src/cff/cffdrivr.c (Load_Glyph), src/pcf/pcfdriver.c
+ (PCF_Glyph_Load), src/pfr/pfrobjs.c (pfr_slot_load),
+ src/winfonts/winfnt.c (FNT_Load_Glyph), src/t42/t42objs.c
+ (T42_GlyphSlot_Load), src/bdf/bdfdrivr.c (BDF_Glyph_Load): Change
+ fourth parameter to `FT_Int32'.
+
+ * src/pfr/pfrobjs.c (pfr_face_init): Add two missing parameters
+ and declare them as unused.
+
+ * src/cid/cidparse.h (CID_Parser): Use FT_Long for `postscript_len'.
+
+ * src/psnames/psnames.h (PS_Unicode_Value_Func): Change return
+ value to FT_UInt32.
+ * src/psnames/psmodule.c (ps_unicode_value, ps_build_unicode_table):
+ Updated accordingly.
+
+2002-09-26 Wolfgang Domröse <porthos.domroese@harz.de>
+
+ * src/cff/cffdrivr.c (Get_Kerning): Use FT_Long for `middle'.
+ (cff_get_glyph_name): Use cast for result of ft_strlen.
+ * src/cff/cffparse.c (cff_parse_real): User cast for assigning
+ `exp'.
+ * src/cff/cffload.c (cff_index_get_pointers): Use FT_ULong for
+ some local variables.
+ (cff_charset_load, cff_encoding_load): Use casts to FT_UInt for some
+ switch statements.
+ (cff_font_load): Use cast in call to CFF_Load_FD_Select.
+ * src/cff/cffobjs.c (cff_size_init): Use more casts.
+ (cff_face_init): Use FT_Int32 for `flags'.
+ * src/cff/cffgload.c (cff_operator_seac): Use cast for assigning
+ `adx' and `ady'.
+ (cff_decoder_parse_charstrings): Use FT_ULong for third parameter.
+ Use more casts.
+ * src/cff/cffcmap.c (cff_cmap_unicode_init): Use cast for `count'.
+
+ * src/cid/cidload.c (cid_read_subrs): Use FT_ULong for `len'.
+ * src/cid/cidgload.c (cid_load_glyph): Add missing cast for
+ `cid_get_offset'.
+
+ * src/psaux/t1decode.c (t1_decoder_parse_charstrings) <18>: Use
+ cast for `num_points'.
+ (t1_decoder_init): Use cast for assigning `decoder->num_glyphs'.
+
+ * src/base/ftdebug.c (ft_debug_init): Use FT_Int.
+ * include/freetype/internal/ftdriver.h (FT_Slot_LoadFunc): Use
+ `FT_Int32' for fourth parameter.
+ * src/base/ftobjs.c (open_face): Use cast for calling
+ clazz->init_face.
+
+ * src/raster/ftraster.c (Set_High_Precision): Use `1' instead of
+ `1L'.
+ (Finalize_Profile_Table, Line_Up, ft_black_init): Use casts.
+ * src/raster/ftrend1.c (ft_raster1_render): Ditto.
+
+ * src/sfnt/sfnt_dir_check: Compare `magic' with unsigned long
+ constant.
+
+2002-09-26 Detlef Würkner <TetiSoft@apg.lahn.de>
+
+ * builds/amiga/include/freetype/config/ftmodule.h: Updated.
+
+2002-09-25 David Turner <david@freetype.org>
+
+ * src/autohint/ahtypes.h (AH_HINT_METRICS): Disabling metrics
+ hinting in the auto-hinter. This produces much better anti-aliased
+ text.
+
+ * docs/CHANGES: Updating the changes documentation.
+
+2002-09-25 Anthony Fok <anthony@thizlinux.com>
+
+ * src/sfnt/ttcmap0.c (tt_cmap4_validate, tt_cmap4_char_index,
+ tt_cmap4_char_next): Added support for opens___.ttf (it contains a
+ charmap that uses offset=0xFFFFU instead of 0x0000 to indicate a
+ missing glyph).
+
+2002-09-21 Wolfgang Domröse <porthos.domroese@harz.de>
+
+ * src/truetype/ttdriver.c (Load_Glyph): Fourth parameter must be
+ FT_Int32.
+ * src/truetype/ttgload.c, src/truetype/ttgload.h (TT_Load_Glyph):
+ Ditto.
+
+2002-09-19 Wolfgang Domröse <porthos.domroese@harz.de>
+
+ More 16bit fixes.
+
+ * src/autohint/ahglobal.c (sort_values): Use FT_Pos for `swap'.
+ (ah_hinter_compute_widths): Use FT_Pos for `dist'.
+ Use AH_MAX_WIDTHS.
+ * src/autohint/ahglyph.c (ah_outline_scale_blue_edges): Use FT_Pos
+ for `delta'.
+ (ah_outline_compute_edges): Replace some ints with FT_Int and
+ FT_Pos.
+ (ah_test_extrema): Clean up code.
+ (ah_get_orientation): Use 4 FT_Int variables instead of FT_BBox to
+ hold indices.
+ * src/autohint/ahtypes.h (AH_SegmentRec): Change type of `score'
+ to FT_Pos.
+
+2002-09-19 Werner Lemberg <wl@gnu.org>
+
+ * builds/unix/config.guess, builds/unix/config.sub: Updated to
+ recent versions.
+
+2002-09-18 David Turner <david@freetype.org>
+
+ * src/base/ftobjs.c (FT_Library_Version): Bugfix.
+
+ * FreeType 2.1.3rc2 (release candidate 2) is released!
+
+2002-09-17 David Turner <david@freetype.org>
+
+ * include/freetype/freetype.h, include/freetype/ftimage.h,
+ include/freetype/ftstroker.h, include/freetype/ftsysio.h,
+ include/freetype/ftsysmem.h, include/freetype/ttnameid.h: Updating
+ the in-source documentation.
+
+ * src/tools/docmaker/tohtml.py: Updating the HTML formatter in the
+ DocMaker tool.
+
+ * src/tools/docmaker.py: Removed.
+
+2002-09-17 Werner Lemberg <wl@gnu.org>
+
+ More 16bit fixes.
+
+ * src/psaux/psobjs.c (reallocate_t1_table): Use FT_Long for
+ second parameter.
+
+2002-09-16 Werner Lemberg <wl@gnu.org>
+
+ 16bit fixes from Wolfgang Domröse.
+
+ * src/type1/t1parse.h (T1_ParserRec): Change type of `base_len'
+ and `private_len' to FT_Long.
+ * src/type1/t1parse.c (T1_Get_Private_Dict): Remove cast for
+ `private_len'.
+ * src/type1/t1load.c: Use FT_Int cast for most calls of T1_ToInt.
+ Use FT_PtrDist where appropriate.
+ (parse_encoding): Use FT_Long for `count' and `n'.
+ (read_binary_data): Use FT_Long* for second parameter.
+ * src/type1/t1afm.c (afm_atoindex): Use FT_PtrDist.
+
+ * src/cache/ftcsbits.c (ftc_sbit_node_load): Remove unused label.
+ * src/pshinter/pshalgo3.c (psh3_hint_align): Remove unused variable.
+
+2002-09-14 Werner Lemberg <wl@gnu.org>
+
+ Making ftgrays.c compile stand-alone again.
+
+ * include/freetype/ftimage.h: Include ft2build.h only if _STANDALONE_
+ isn't defined.
+ * src/smooth/ftgrays.c [_STANDALONE_]: Define ft_memset,
+ FT_BEGIN_HEADER, FT_END_HEADER.
+ (FT_MEM_ZERO): Define.
+ (TRaster) [GRAYS_USE_GAMMA]: Use `unsigned char' instead of FT_Byte.
+ (gray_render_span, gray_init_gamma): Don't use `FT_UInt'.
+ Don't cast with `FT_Byte'.
+ (grays_init_gamma): Don't use `FT_UInt'.
+
+2002-09-14 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftinit.c (FT_Add_Default_Modules): Improve error message.
+ * src/pcf/pcfdriver.c (PCF_Face_Done): Improve tracing message.
+ * include/freetype/config/ftoption.h (FT_MAX_MODULES): Increased
+ to 32.
+
+2002-09-10 Werner Lemberg <wl@gnu.org>
+
+ * builds/unix/configure.ac (version_info): Set to 9:2:3.
+ * builds/unix/configure: Regenerated.
+ * docs/VERSION.DLL: Updated.
+
+2002-09-09 David Turner <david@freetype.org>
+
+ * src/pshinter/pshalgo2.c (psh2_glyph_find_strong_points),
+ src/pshinter/pshalgo3.c (psh3_glyph_find_strong_points): Adding fix
+ to prevent seg fault when hints are provided in an empty glyph.
+
+ * src/cache/ftccache.i (GEN_CACHE_LOOKUP) [FT_DEBUG_LEVEL_ERROR]:
+ Removed conditional code. This fixes a bug that prevented
+ compilation in debug mode of template instantiation.
+
+ * include/freetype/ftimage.h: Removed incorrect `zft_' definitions
+ and updated constants documentation comments.
+
+ * src/cff/cffparse.c (cff_parser_run): Fixed the CFF table loader.
+ It didn't accept empty arrays, and this prevented the loading of
+ certain fonts.
+
+ * include/freetype/freetype.h (FT_FaceRec): Updating documentation
+ comment. The `descender' value is always *negative*, not positive.
+
+2002-09-09 Owen Taylor <owen@redhat.com>
+
+ * src/pcf/pcfdriver.c (PCF_Glyph_Load): Fixing incorrect computation
+ of bitmap metrics.
+
+2002-09-08 David Turner <david@freetype.org>
+
+ Various updates to correctly support sub-pixel rendering.
+
+ * include/freetype/config/ftmodule.h: Add two renderers for LCD.
+
+ * src/base/ftobjs.c (FT_Load_Glyph): Updated.
+
+ * src/smooth/ftsmooth.c (ft_smooth_render_lcd,
+ ft_smooth_render_lcd_v): Set FT_PIXEL_MODE_LCD and
+ FT_PIXEL_MODE_LCD_V, respectively.
+
+ * include/freetype/cache/ftcimage.h (FTC_ImageTypeRec): New
+ structure.
+ Updated all users.
+ (FTC_ImageDesc): Removed.
+ (FTC_ImageCache_Lookup): Second parameter is now of type
+ `FTC_ImageType'.
+ Updated all users.
+ (FTC_IMAGE_DESC_COMPARE): Updated and renamed to...
+ (FTC_IMAGE_TYPE_COMPARE): This.
+ (FTC_IMAGE_DESC_HASH): Updated and renamed to...
+ (FTC_IMAGE_TYPE_HASH): This.
+
+ * include/freetype/cache/ftcsbits.h (FTC_SBitRec): Field `num_grays'
+ replaced with `max_grays'.
+ `pitch' is now FT_Short.
+ (FTC_SBitCache_Lookup): Second parameter is now of type
+ `FTC_ImageType'.
+ Updated all users.
+
+ * src/cache/ftcimage.c (FTC_ImageQueryRec, FTC_ImageFamilyRec):
+ Updated.
+ (ftc_image_node_init): Updated.
+ Moved code to convert type flags to load flags to...
+ (FTC_Image_Cache_Lookup): This function.
+ (ftc_image_family_init): Updated.
+
+ * src/cache/ftcsbit.c (FTC_SBitQueryRec, FTC_SBitFamilyRec):
+ Updated.
+ (ftc_sbit_node_load): Updated.
+ Moved code to convert type flags to load flags to...
+ (FTC_SBitCache_Lookup): This function.
+
+ * src/autohint/ahtypes.h (AH_HinterRec): Replace `no_*_hints' with
+ `do_*_snapping'.
+ Update all users (with negation).
+ * src/autohint/ahhint.c (ah_compute_stem_width): Fix threshold for
+ `dist' for `delta' < 40.
+
+ * src/pshinter/pshalgo3.h (PSH3_GlyphRec): Replace `no_*_hints' with
+ `do_*_snapping'.
+ Update all users (with negation).
+ * src/pshinter/pshalgo3.c (psh3_dimension_quantize_len): New
+ function.
+ (psh3_hint_align): Use it.
+ Improve hinting code.
+ [STRONGER]: Removed.
+ (STRONGER): Removed.
+
+ * include/freetype/freetype.h (FT_Set_Hint_Flags, FT_HINT_*):
+ Removed.
+
+2002-09-05 Werner Lemberg <wl@gnu.org>
+
+ * src/cid/cidobjs.c (CID_Size_Init): Renamed to...
+ (cid_size_init): This.
+ * src/psaux/psobjs.c (T1_Builder_Add_Point1): Renamed to...
+ (t1_builder_add_point1): This.
+
+ Updated all affected code.
+
+ * src/pshinter/pshalgo3.c (psh3_hint_align): Fix compiler warnings.
+ * src/type1/t1gload.c (T1_Compute_Max_Advance): Ditto.
+
+2002-09-04 David Turner <david@freetype.org>
+
+ * include/freetype/freetype.h: Corrected the definition of
+ ft_encoding_symbol to be FT_ENCODING_MS_SYMBOL (instead of
+ the erroneous FT_ENCODING_SYMBOL).
+
+ * builds/unix/unix-def.in (datadir): Initialize it (thanks to
+ Anthony Fok).
+
+2002-08-29 David Turner <david@freetype.org>
+
+ Slight modification to the Postscript hinter to slightly increase
+ the contrast of smooth hinting. This is very similar to what the
+ auto-hinter does when it comes to stem width computations. However,
+ it produces better results with well-hinted fonts.
+
+ * include/freetype/internal/psaux.h (T1_Decoder_FuncsRec): Add hint
+ mode to `init' member function.
+ (T1_DecoderRec): Add hint mode.
+ * include/freetype/internal/pshints (T1_Hints_ApplyFunc,
+ T2_Hints_ApplyFunc): Pass `hint_mode', not `hint_flags'.
+ * src/psaux/t1decode.c (t1_decoder_init): Add hint mode argument.
+ * src/pshinter/pshalgo1.c (ps1_hints_apply): Pass hint mode, not
+ hint flags.
+ * src/pshinter/pshalgo2.c (ps2_hints_apply): Ditto.
+ * src/pshinter/pshalgo3.c (ps3_hints_apply): Ditto.
+ (STRONGER): New macro.
+ (psh3_hint_align, psh3_hint_table_align_hints): Pass `glyph' instead
+ of `hint_flags'.
+ Implement announced changes.
+ * src/pshinter/pshalgo3.h (PSH3_GlyphRec): Add flags to control
+ vertical and horizontal hints and snapping.
+
+ * README, docs/CHANGES: Updating for the 2.1.3 release.
+
+2002-08-27 David Turner <david@freetype.org>
+
+ * Massive re-formatting changes to many, many source files. I don't
+ want to list them all here. The operations performed were all
+ logical transformations of the sources:
+
+ - trying to convert all enums and constants to CAPITALIZED_STYLE,
+ #with define definitions like
+
+ #define my_old_constants MY_NEW_CONSTANT
+
+ - big, big update of the documentation comments
+
+ * include/freetype/freetype.h, src/base/ftobjs.c,
+ src/smooth/ftsmooth.c, include/freetype/ftimage.h: Adding support
+ for LCD-optimized rendering though the new constants/enums:
+
+ FT_RENDER_MODE_LCD, FT_RENDER_MODE_LCD_V
+ FT_PIXEL_MODE_LCD, FT_PIXEL_MODE_LCD_V
+
+ This is still work in progress, don't expect everything to work
+ correctly though most of the features have been implemented.
+
+ * Adding new FT_LOAD_XXX flags, used to specify both hinting and
+ rendering targets:
+
+ FT_LOAD_TARGET_NORMAL :: anti-aliased hinting & rendering
+ FT_LOAD_TARGET_MONO :: monochrome bitmaps
+ FT_LOAD_TARGET_LCD :: horizontal RGB/BGR decimated
+ hinting & rendering
+ FT_LOAD_TARGET_LCD_V :: vertical RGB/BGR decimated
+ hinting & rendering
+
+ Note that FT_LOAD_TARGET_NORMAL is 0, which means that the default
+ behaviour of the font engine is _unchanged_.
+
+ * include/freetype/ftimage.h
+ (FT_Outline_{Move,Line,Conic,Cubic}To_Func): Renamed to...
+ (FT_Outline_{Move,Line,Conic,Cubic}ToFunc): This.
+ (FT_Raster_Span_Func): Renamed to ...
+ (FT_SpanFunc): This.
+ (FT_Raster_{New,Done,Reset,Set_Mode,Render}_Func): Renamed to ...
+ (FT_Raster_{New,Done,Reset,SetMode,Render}Func}: This.
+
+ Updated all affected code.
+
+ * include/freetype/ftrender.h
+ (FT_Glyph_{Init,Done,Transform,BBox,Copy,Prepare}_Func): Renamed
+ to ...
+ (FT_Glyph_{Init,Done,Transform,GetBBox,Copy,Prepare}Func): This.
+ (FTRenderer_{render,transform,getCBox,setMode}): Renamed to ...
+ (FT_Renderer_{RenderFunc,TransformFunc,GetCBoxFunc,SeteModeFunc}):
+ This.
+
+ Updated all affected code.
+
+ * src/autohint/ahtypes.h (AH_Point, AH_Segment, AH_Edge, AH_Globals,
+ AH_Face_Globals, AH_Outline, AH_Hinter): These typedefs are now
+ pointers to the corresponding `*Rec' structures. All source files
+ have been updated accordingly.
+
+ * src/cff/cffgload.c (cff_decoder_init): Add hint mode as parameter.
+ * src/cff/cffgload.h (CFF_Decoder): Add `hint_mode' element.
+
+ * src/cid/cidgload.c (CID_Compute_Max_Advance): Renamed to...
+ (cid_face_compute_max_advance): This.
+ (CID_Load_Glyph): Renamed to...
+ (cid_slot_load_glyph): This.
+ * src/cid/cidload.c (CID_Open_Face): Renamed to...
+ (cid_face_open): This.
+ * src/cid/cidobjs.c (CID_GlyphSlot_{Done,Init}): Renamed to...
+ (cid_slot_{done,init}): This.
+ (CID_Size_{Get_Globals_Funcs,Done,Reset): Renamed to...
+ (cid_size_{get_globals_funcs,done,reset): This.
+ (CID_Face_{Done,Init}): Renamed to...
+ (cid_face_{done,init}): This.
+ (CID_Driver_{Done,Init}: Renamed to...
+ (cid_driver_{done,init}: This.
+ * src/cid/cidparse.c (CID_{New,Done}_Parser): Renamed to...
+ (cid_parser_{new,done}): This.
+ * src/cid/cidparse.h (CID_Skip_{Spaces,Alpha}): Renamed to...
+ (cid_parser_skip_{spaces,alpha}): This.
+ (CID_To{Int,Fixed,CoordArray,FixedArray,Token,TokenArray}): Renamed
+ to...
+ (cid_parser_to_{int,fixed,coord_array,fixed_array,token,token_array}):
+ This.
+ (CID_Load_{Field,Field_Table): Renamed to...
+ (cid_parser_load_{field,field_table}): This.
+ * src/cid/cidriver.c (CID_Get_Interface): Renamed to...
+ (cid_get_interface): This.
+
+ Updated all affected code.
+
+ * src/psaux/psobjs.c (PS_Table_*): Renamed to...
+ (ps_table_*): This.
+ (T1_Builder_*): Renamed to...
+ (t1_builder_*): This.
+ * src/psaux/t1decode.c (T1_Decoder_*): Renamed to...
+ (t1_decoder_*): This.
+
+ * src/psnames/psmodule.c (PS_*): Renamed to...
+ (ps_*): This.
+
+ Updated all affected code.
+
+ * src/sfnt/sfdriver (SFNT_Get_Interface): Renamed to...
+ (sfnt_get_interface): This.
+ * src/sfnt/sfobjs.c (SFNT_*): Renamed to...
+ (sfnt_*): This.
+ * src/sfnt/ttcmap.c (TT_CharMap_{Load,Free}): Renamed to...
+ (tt_face_{load,free}_charmap): This.
+ * src/sfnt/ttcmap0.c (TT_Build_CMaps): Renamed to...
+ (tt_face_build_cmaps): This.
+ * src/sfnt/ttload.c (TT_*): Renamed to...
+ (tt_face_*): This.
+ * src/sfnt/ttpost.c (TT_Post_Default_Names): Renamed to...
+ (tt_post_default_names): This.
+ (Load_*): Renamed to...
+ (load_*): This.
+ (TT_*): Renamed to...
+ (tt_face_*): This.
+ * src/sfnt/ttsbit.c (TT_*): Renamed to...
+ (tt_face_*): This.
+ ({Find,Load,Crop}_*): Renamed to...
+ ({find,load,crop}_*): This.
+
+ Updated all affected code.
+
+ * src/smooth/ftsmooth.c (ft_smooth_render): Renamed to...
+ (ft_smooth_render_generic): This.
+ Make function more generic by adding vertical and horizontal scaling
+ factors.
+ (ft_smooth_render, ft_smooth_render_lcd, ft_smooth_render_lcd_v):
+ New functions.
+
+ (ft_smooth_locd_renderer_class, ft_smooth_lcdv_renderer_class): New
+ classes.
+
+ * src/truetype/ttobjs.c (TT_{Done,New}_GlyphZone): Renamed to...
+ (tt_glyphzone_{done,new}): This.
+ (TT_{Face,Size,Driver}_*): Renamed to...
+ (tt_{face,size,driver}_*): This.
+ * src/truetype/ttpload.c (TT_Load_Locations): Renamed to...
+ (tt_face_load_loca): This.
+ (TT_Load_Programs): Renamed to...
+ (tt_face_load_fpgm): This.
+ (TT_*): Renamed to...
+ (tt_face_*): This.
+
+2002-08-27 Werner Lemberg <wl@gnu.org>
+
+ * docs/VERSION.DLL: New file.
+
+2002-08-23 Graham Asher <graham.asher@btinternet.com>
+
+ * src/cff/cffgload.c (cff_operator_seac)
+ [FT_CONFIG_OPTION_INCREMENTAL]: Incremental fonts (actually not
+ incremental in the case of CFF but just using callbacks to get glyph
+ recipes) pass the character code, not the glyph index, to the
+ get_glyph_data function; they have no valid charset table.
+
+ * src/cff/cffload.c (cff_font_load): Removed special cases for
+ FT_CONFIG_OPTION_INCREMENTAL, which are no longer necessary; CFF
+ fonts provided via the incremental interface now have to conform
+ more closely to the CFF font format.
+
+ * src/cff/cffload.h (cff_font_load): Removed argument now unneeded.
+
+ * src/cff/cffobjs.c (cff_face_init): Changed call to cff_font_load
+ to conform with new signature.
+
+2002-08-22 David Turner <david@freetype.org>
+
+ * src/base/ftobject.c, src/base/ftsynth.c, src/base/ftstroker.c,
+ src/bdf/bdfdrivr.c: Removed compiler warnings.
+
+2002-08-21 Werner Lemberg <wl@gnu.org>
+
+ * src/pshinter/pshalgo3.c (psh3_glyph_compute_inflections,
+ psh3_glyph_compute_extrema, psh3_hint_table_find_strong_point): Fix
+ compiler warnings and resolve shadowing of local variables.
+
+2002-08-21 David Turner <david@freetype.org>
+
+ The automatic and Postscript hinter now automatically detect
+ inflection points in glyph outlines and treats them specially. This
+ is very useful to prevent nasty effect like the disappearing
+ diagonals of `S' and `s' in many, many fonts.
+
+ * src/autohint/ahtypes.h (ah_flag_inflection): New macro.
+ * src/autohint/ahangles.c (ah_angle_diff): New function.
+ * src/autohint/ahangles.h: Updated.
+ * src/autohint/ahglyph.c (ah_outline_compute_inflections): New
+ function.
+ (ah_outline_detect_features): Use it.
+ * src/autohint/ahhint.c (ah_hinter_align_strong_points)
+ [!AH_OPTION_NO_WEAK_INTERPOLATION]: Handle inflection.
+
+ * src/tools/docmaker/docmaker.py, src/tools/docmaker/utils.py,
+ src/tools/docmaker/tohtml.py: Updating the DocMaker tool.
+
+ * include/freetype/freetype.h: Changing the type of the `load_flags'
+ parameter from `FT_Int' to `FT_Int32', this in order to support more
+ options. This should only break binary and/or source compatibility
+ on 16-bit platforms (Atari?).
+ (FT_LOAD_NO_AUTOHINT): New macro.
+
+ * src/base/ftobjs.c (FT_Load_Glyph): Updated.
+ Handle FT_LOAD_NO_AUTOHINT.
+ (FT_Load_Char): Updated.
+
+ * src/pshinter/pshalgo3.c, src/base/ftobjs.c, src/base/ftobject.c,
+ src/autohint/ahglyph.c, include/freetype/freetype.h: Fixing typos
+ and removing compiler warnings.
+
+2002-08-20 Werner Lemberg <wl@gnu.org>
+
+ * src/truetype/ttgload.c (TT_Get_Metrics): Add guard for k = 0.
+
+2002-08-20 David Turner <david@freetype.org>
+
+ * src/pshinter/pshalgo1.c, src/pshinter/pshalgo2.c,
+ src/pshinter/pshglob.c, src/pshinter/pshrec.c,
+ src/autohint/ahmodule.c [DEBUG_HINTER]: Removing compiler warnings
+ (only used in development builds anyway).
+
+ Improve support of local extrema and stem edge points.
+
+ * src/pshinter/pshalgo3.h (PSH3_Hint_TableRec): Use PSH3_ZoneRec
+ for `zones'.
+ (PSH3_DIR_UP, PSH3_DIR_DOWN): Exchange values.
+ (PSH3_DIR_HORIZONTAL, PSH3_DIR_VERTICAL): New macros.
+ (PSH3_DIR_COMPARE, PSH3_DIR_IS_HORIZONTAL, PSH3_IS_VERTICAL): New
+ macros.
+ (PSH3_POINT_INFLEX): New enum.
+ (psh3_point_{is,set}_{off,inflex}): New macros.
+ (PSH3_POINT_{EXTREMUM,POSITIVE,NEGATIVE,EDGE_MIN,EDGE_MAX): New
+ enum values.
+ (psh3_point_{is,set}_{extremum,positive,negative,edge_min,edge_max}):
+ New macros.
+ (PSH3_PointRec): New members `flags2' and `org_v'.
+ (PSH3_POINT_EQUAL_ARG, PSH3_POINT_ANGLE): New macros.
+
+ * src/pshinter/pshalgo3.c [DEBUG_HINTER]: Removing compiler
+ warnings.
+ (COMPUTE_INFLEXS): New macro.
+ (psh3_hint_align): Simplify some basic arithmetic computations.
+ (psh3_point_is_extremum): Removed.
+ (psh3_glyph_compute_inflections) [COMPUTE_INFLEXS]: New function.
+ (psh3_glyph_init) [COMPUTE_INFLEXS]: Use it.
+ (psh3_glyph_compute_extrema): New function.
+ (PSH3_STRONG_THRESHOLD): Increased to 30.
+ (psh3_hint_table_find_strong_point): Improved.
+ (psh3_glyph_find_strong_points,
+ psh3_glyph_interpolate_strong_points): Updated.
+ (psh3_hints_apply): Use psh3_glyph_compute_extrema.
+
+ * test/gview.c (draw_ps3_hint, ps3_draw_control_points): New
+ functions.
+ Other small updates.
+
+ * Jamfile: Small updates.
+
+2002-08-18 Arkadiusz Miskiewicz <misiek@pld.ORG.PL>
+
+ * builds/unix/install.mk (install, uninstall): Add $(DESTDIR) to
+ make life easier for package maintainers.
+
+2002-08-18 Werner Lemberg <wl@gnu.org>
+
+ * src/pcf/pcfdriver.c (PCF_Glyph_Load): Fix computation of
+ horiBearingX.
+ * src/bdf/bdfdrivr.c (BDF_GlyphLoad): Fix computation of
+ horiBearingY.
+
+2002-08-16 George Williams <gww@silcom.com>
+
+ Add support for Apple composite glyphs.
+
+ * include/freetype/config/ftoption.h
+ (TT_CONFIG_OPTION_COMPONENT_OFFSET_SCALED): New macro.
+
+ * src/truetype/ttgload.c (OVERLAP_COMPOUND, SCALED_COMPONENT_OFFSET,
+ UNSCALED_COMPONENT_OFFSET): New macros for additional OpenType
+ glyph loading flags.
+ (load_truetype_glyph): Implement it.
+
+2002-08-16 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cffgload.c (cff_free_glyph_data),
+ src/cff/cffload.c (cff_font_load): Use FT_UNUSED.
+
+2002-08-15 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftglyph.c (FT_Glyph_To_Bitmap): Initialize `error'.
+ * src/sfnt/sfobjs.c (SFNT_Load_Face): Fix compiler warning.
+
+2002-08-15 Graham Asher <graham.asher@btinternet.com>
+
+ Implemented the incremental font loading system for the CFF driver.
+ Tested using the GhostScript-to-FreeType bridge (under development).
+
+ * src/cff/cffgload.c (cff_get_glyph_data, cff_free_glyph_data): New
+ functions.
+ (cff_operator_seac, cff_compute_max_advance, cff_slot_load): Use
+ them.
+ * src/cff/cffload.c (cff_font_load): Add `face' parameter.
+ Load charset and encoding only if there are glyphs.
+ [FT_CONFIG_OPTION_INCREMENTAL]: Incremental fonts don't need
+ character recipes.
+ * src/cff/cffload.h, src/cff/cffobjs.c: Updated.
+
+ * src/cid/cidgload.c (cid_load_glyph)
+ [FT_CONFIG_OPTION_INCREMENTAL]: Corrected the incremental font
+ loading implementation to use the new system introduced on
+ 2002-08-01.
+
+2002-08-06 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cffcmap.c: Remove compiler warnings.
+ * src/cache/ftccache.c, src/cache/ftccache.i,
+ src/pfr/pfrload.c, src/pfr/pfrgload.c: s/index/idx/.
+ * src/cff/cffload.c: s/select/fdselect/.
+ * src/raster/ftraster.c: s/wait/waiting/.
+
+2002-08-01 Graham Asher <graham.asher@btinternet.com>
+
+ * src/type1/t1load.c (T1_Open_Face): Tolerate a face with no
+ charstrings if there is an incremental loading interface. Type 1
+ faces supplied by PostScript interpreters like GhostScript will
+ typically not provide any charstrings at load time, so this is
+ essential if they are to work.
+
+2002-08-01 Graham Asher <graham.asher@btinternet.com>
+
+ Modified incremental loading interface to be closer to David's
+ preferences. The header freetype.h is not now affected, the
+ interface is specified via an FT_Parameter, the pointer to the
+ interface is hidden in an internal part of the face record, and all
+ the definitions are in ftincrem.h.
+
+ * include/freetype/freetype.h [FT_CONFIG_OPTION_INCREMENTAL]:
+ Removed.
+ * include/freetype/internal/ftobjs.h [FT_CONFIG_OPTION_INCREMENTAL]:
+ Include FT_INCREMENTAL_H.
+ (FT_Face_InternalRec) [FT_CONFIG_OPTION_INCREMENTAL]: Add
+ `incremental_interface'.
+
+ * src/base/ftobjs.c (open_face, FT_Open_Face)
+ [FT_CONFIG_OPTION_INCREMENTAL]: Updated.
+ * src/sfnt/sfobjs.c (SFNT_Load_Face) [FT_CONFIG_OPTION_INCREMENTAL]:
+ Updated.
+
+ * src/truetype/ttgload.c (load_truetype_glyph)
+ [FT_CONFIG_OPTION_INCREMENTAL]: Updated.
+ Free loaded glyph data properly.
+ (compute_glyph_metrics, TT_Load_Glyph)
+ [FT_CONFIG_OPTION_INCREMENTAL]: Updated.
+ * src/truetype/ttobjs.c (TT_Face_Init)
+ [FT_CONFIG_OPTION_INCREMENTAL]: Updated.
+
+ * src/type1/t1gload.c (T1_Parse_Glyph_And_Get_Char_String)
+ [FT_CONFIG_OPTION_INCREMENTAL]: Updated.
+ (T1_Parse_Glyph) [FT_CONFIG_OPTION_INCREMENTAL]: Updated.
+ Free loaded glyph data properly.
+ (T1_Load_Glyph): Updated.
+ [FT_CONFIG_OPTION_INCREMENTAL]: Free loaded glyph data properly.
+
+2002-07-30 David Turner <david@freetype.org>
+
+ * include/freetype/ftincrem.h: Adding new experimental header file
+ to demonstrate a `cleaner' API to support incremental font loading.
+
+ * include/freetype/config/ftheader.h (FT_INCREMENTAL_H): New macro.
+
+ * src/tools/docmaker/*: Adding new (more advanced) version of
+ the DocMaker tool, using Python's sophisticated regexps.
+
+2002-07-28 Werner Lemberg <wl@gnu.org>
+
+ s/ft_memset/FT_MEM_SET/.
+ s/FT_MEM_SET/FT_MEM_ZERO/ where appropriate.
+
+2002-07-27 Werner Lemberg <wl@gnu.org>
+
+ * src/sfnt/ttload.c (sfnt_dir_check): Make it work with TTCs.
+
+2002-07-26 Werner Lemberg <wl@gnu.org>
+
+ * src/truetype/ttgload.c (load_truetype_glyph)
+ [FT_CONFIG_OPTION_INCREMENTAL]: s/memset/ft_memset/.
+
+ * src/autohint/ahhint.c (ah_hint_edges_3): Fix compiler warning.
+ * src/cff/cffload.c (cff_encoding_load): Remove `memory' variable.
+ * src/cff/cffcmap.c (cff_cmap_encoding_init): Remove `psnames'
+ variable.
+ * src/truetype/ttgload.c (load_truetype_glyph): Remove statement
+ without effect.
+ * src/truetype/ttdriver (Get_Char_Index, Get_Next_Char): Removed.
+
+ * src/pshinter/pshalgo3.c (psh3_hint_table_record,
+ psh3_hint_table_init, psh3_hint_table_activate_mask): Fix error
+ message.
+
+2002-07-24 Graham Asher <graham.asher@btinternet.com>
+
+ * src/truetype/ttobjs.c: Fix for bug reported by Sven Neumann
+ [sven@gimp.org] on the FreeType development forum: `If
+ FT_CONFIG_OPTION_INCREMENTAL is undefined (this is the default), the
+ TrueType loader crashes in line 852 of src/truetype/ttgload.c when
+ it tries to access face->glyph_locations.'
+
+2002-07-18 Graham Asher <graham.asher@btinternet.com>
+
+ Added types and structures to support incremental typeface loading.
+ The FT_Incremental_Interface structure, defined in freetype.h, is
+ designed to be passed to FT_Open_Face to provide callback functions
+ to obtain glyph recipes and metrics, for fonts like those passed
+ from PostScript that do not necessarily provide all, or any, glyph
+ information, when first opened.
+
+ * include/freetype/config/ftoption.h (FT_CONFIG_OPTION_INCREMENTAL):
+ New configuration macro to enable incremental face loading. By
+ default it is not defined.
+
+ * include/freetype/freetype.h (FT_Basic_Glyph_Metrics,
+ FT_Get_Glyph_Data_Func, FT_Get_Glyph_Metrics_Func,
+ FT_Incremental_Interface_Funcs, FT_Incremental_Interface)
+ [FT_CONFIG_OPTION_INCREMENTAL]: New.
+ (FT_Open_Args, FT_FaceRec) [FT_CONFIG_OPTION_INCREMENTAL]: New field
+ `incremental_interface'.
+ (FT_Open_Flags) [FT_CONFIG_OPTION_INCREMENTAL]: New enum
+ `ft_open_incremental'.
+
+ * include/freetype/fttypes.h: Include FT_CONFIG_CONFIG_H.
+ (FT_Data): New structure to represent binary data.
+
+ * src/base/ftobjs.c (open_face) [FT_CONFIG_OPTION_INCREMENTAL]:
+ Add parameter for incremental loading.
+ (FT_Open_Face) [FT_CONFIG_OPTION_INCREMENTAL]: Use incremental
+ interface.
+
+ * src/truetype/ttgload.c (load_truetype_glyph)
+ [FT_CONFIG_OPTION_INCREMENTAL]: Added the incremental loading system
+ for the TrueType driver.
+ (compute_glyph_metrics): Return FT_Error.
+ [FT_CONFIG_OPTION_INCREMENTAL]: Check for overriding metrics.
+ (TT_Load_Glyph) [FT_CONFIG_OPTION_INCREMENTAL]: Don't look for
+ the glyph table while handling an incremental font.
+ Get glyph offset.
+
+ * src/truetype/ttobjs.c (TT_Face_Init)
+ [FT_CONFIG_OPTION_INCOREMENTAL]: Added the incremental loading
+ system for the TrueType driver.
+
+ * src/cid/cidgload.c (cid_load_glyph)
+ [FT_CONFIG_OPTION_INCREMENTAL]: Added the incremental loading system
+ for the CID driver.
+
+ * src/sfnt/sfobjs.c (SFNT_Load_Face) [FT_CONFIG_OPTION_INCREMENTAL]:
+ Changes to support incremental Type 42 fonts: Assume a font has
+ glyphs if it has an incremental interface object.
+
+ * src/type1/t1gload.c (T1_Parse_Glyph): Renamed to...
+ (T1_Parse_Glyph_And_Get_Char_String): This.
+ [FT_CONFIG_OPTION_INCREMENTAL]: Added support for incrementally
+ loaded Type 1 faces.
+ (T1_Parse_Glyph): New function.
+ (T1_Load_Glyph): Updated.
+
+2002-07-17 David Turner <david@freetype.org>
+
+ Cleaning up the cache sub-system code; linear hashing is now the
+ default.
+
+ * include/freetype/cache/ftccache.h, src/cache/ftccache.i,
+ src/cache/ftccache.c [!FTC_CACHE_USE_LINEAR_HASHING]: Removed.
+ (FTC_CACHE_USE_LINEAR_HASHING: Removed also.
+
+ FT_CONFIG_OPTION_USE_CMAPS is now the default.
+
+ * include/freetype/internal/ftdriver.h (FT_Driver_ClassRec): Remove
+ `get_char_index' and `get_next_char'.
+
+ * include/freetype/config/ftoption.h,
+ include/freetype/internal/tttypes.h, src/base/ftobjs.c,
+ src/bdf/bdfdrivr.c, src/cff/cffobjs.c, src/pcf/pcfdrivr.c,
+ src/pfr/pfrdrivr.c, src/sfnt/sfobjs.c, src/sfnt/ttcmap0.c,
+ src/sfnt/ttcmap0.h, src/sfnt/ttload.c, src/type1/t1objs.c,
+ src/type42/t42objs.c, src/winfonts/winfnt.c
+ [!FT_CONFIG_OPTION_USE_CMAPS]: Removed. The new cmap code is now
+ the default.
+
+ * src/type42/t42objs.c (T42_CMap_CharIndex, T42_CMap_CharNext):
+ Removed.
+ * src/type42/t42objs.h: Updated.
+
+ * src/cid/cidriver.c (Cid_Get_Char_Index, Cid_Get_Next_Char):
+ Removed.
+ (t1_cid_driver_class): Updated.
+ * src/truetype/ttdriver.c (tt_driver_class): Updated.
+ * src/type1/t1driver.c (Get_Char_Index, Get_Next_Char): Removed
+ (t1_driver_class): Updated.
+ * src/type42/t42drivr.c (t42_driver_class): Updated.
+
+ * src/base/ftobjs.c (open_face): Select Unicode cmap by default.
+
+ * src/sfnt/ttload.c (TT_Load_SFNT_Header): Fixed a recent bug that
+ prevented OpenType fonts to be recognized by FreeType.
+
+2002-07-11 David Turner <david@freetype.org>
+
+ Changing the SFNT loader to check for SFNT-based font files
+ differently. We now ignore the range `helper' fields and check the
+ `head' table's magic number instead.
+
+ * include/freetype/internal/tttypes.h (SFNT_HeaderRec): Add `offset'
+ field.
+
+ * src/sfnt/ttload.c (sfnt_dir_check): New function.
+ (TT_Load_SFNT_HeaderRec): Renamed to...
+ (TT_Load_SFNT_Header): This.
+ Implement new functionality.
+ * src/sfnt/ttload.h: Updated.
+ * src/sfnt/sfdriver.c (sfnt_interface): Updated.
+
+ * src/base/ftobject.c, src/base/fthash.c: Updated object sub-system
+ and dynamic hash table implementation (still experimental, don't
+ use).
+ * include/freetype/internal/fthash.h: Updated.
+ * include/freetype/internal/ftobjs.h (FT_LibraryRec): New member
+ `meta_class'.
+
+ Fixing a bug in the Type 1 loader that prevented valid font bounding
+ boxes to be loaded from multiple master fonts.
+
+ * include/freetype/t1tables.h (PS_BlendRec): Add `bboxes' field.
+
+ * include/freetype/internal/psaux.h (T1_FieldType): Add
+ `T1_FIELD_TYPE_BBOX'.
+ (T1_FieldLocation): Add `T1_FIELD_LOCATION_BBOX'.
+ (T1_FIELD_BBOX): New macro.
+
+ * src/psaux/psobjs.c (PS_Parser_LoadField): Handle T1_FIELD_TYPE_BBOX.
+ * src/type1/t1load.c (t1_allocate_blend): Create blend->bboxes.
+ (T1_Done_Blend): Free blend->bboxes.
+ (t1_load_keyword): Handle T1_FIELD_LOCATION_BBOX.
+ (parse_font_bbox): Commented out.
+ (t1_keywords): Comment out `parse_font_bbox'.
+ * src/type1/t1tokens.h: Define `FontBBox' field.
+
+2002-07-10 David Turner <david@freetype.org>
+
+ * src/cff/cffobjs.c: Small fix to select the Unicode charmap by
+ default when needed.
+ Small fix to allow OpenType fonts to support Adobe charmaps when
+ needed.
+
+ * src/cff/cffcmap.c, src/cff/cffcmap.h: New files to support
+ charmaps for CFF fonts.
+
+ * src/cff/cff.c, src/cff/Jamfile, src/cff/rules.mk: Updated.
+
+ * include/freetype/internal/cfftypes.h (CFF_EncodingRec): Use
+ fixed-length arrays for `sids' and `codes'. Add `count' member.
+ (CFF_FontRec): Add `psnames' member.
+
+ * src/cff/cffdrivr.c, src/cff/cffload.c, src/cff/cffload.h,
+ src/cff/cffobjs.c, src/cff/cffobjs.h, src/cff/cffparse.c,
+ src/cffparse.h, src/cff/cffgload.c, src/cff/cffgload.h: Adding
+ support for CFF charmaps, reformatting the sources, and removing
+ some bugs in the Encoding and Charset loaders.
+ Many fonts renamed to use lowercase only:
+
+ CFF_Builder_Init -> cff_builder_init
+ CFF_Builder_Done -> cff_builder_done
+ CFF_Init_Decoder -> cff_decoder_init
+ CFF_Parse_CharStrings -> cff_decoder_parse_charstrings
+ CFF_Load_Glyph -> cff_slot_load
+ CFF_Init_Decoder -> cff_decoder_init
+ CFF_Prepare_Decoder -> cff_decoder_prepare
+ CFF_Get_Standard_Encoding -> cff_get_standard_encoding
+ CFF_Access_Element -> cff_index_access_element
+ CFF_Forget_Element -> cff_index_forget_element
+ CFF_Get_Name -> cff_index_get_name
+ CFF_Get_String -> cff_index_get_sid_string
+ CFF_Get_FD -> cff_fd_select_get
+ CFF_Done_Charset -> cff_charset_done
+ CFF_Load_Charset -> cff_charset_load
+ CFF_Done_Encoding -> cff_encoding_done
+ CFF_Load_Encoding -> cff_encoding_load
+ CFF_Done_SubFont -> cff_subfont_done
+ CFF_Load_Font -> cff_font_load
+ CFF_Done_Font -> cff_font_done
+ CFF_Size_Get_Global_Funcs -> cff_size_get_global_funcs
+ CFF_Size_Done -> cff_size_done
+ CFF_Size_Init -> cff_size_init
+ CFF_Size_Reset -> cff_size_reset
+ CFF_GlyphSlot_Done -> cff_slot_done
+ CFF_GlyphSlot_Init -> cff_slot_init
+ CFF_StrCopy -> cff_strcpy
+ CFF_Face_Init -> cff_face_init
+ CFF_Face_Done -> cff_face_done
+ CFF_Driver_Init -> cff_driver_init
+ CFF_Driver_Done -> cff_driver_done
+ CFF_Parser_Init -> cff_parser_init
+ CFF_Parser_Run -> cff_parser_run
+
+ add_point -> cff_builder_add_point
+ add_point1 -> cff_builder_add_point1
+ add_contour -> cff_builder_add_contour
+ close_contour -> cff_builder_close_contour
+ cff_explicit_index -> cff_index_get_pointers
+
+2002-07-09 Owen Taylor <owen@redhat.com>
+
+ * src/pshinter/pshglob.c (psh_globals_new): Fixed a bug that
+ prevented the hinter from using correct standard width and height
+ values, resulting in hinting bugs with certain fonts (e.g. Utopia).
+
+2002-07-07 David Turner <david@freetype.org>
+
+ * src/base/ftglyph.c (FT_Glyph_To_Bitmap): Added code to return
+ successfully when the function is called with a bitmap glyph (the
+ previous code simply returned with an error).
+
+ * docs/DEBUG.TXT: Adding debugging support documentation.
+
+ * src/base/ftdebug.c (ft_debug_init), builds/win32/ftdebug.c
+ (ft_debug_init), builds/amiga/src/ftdebug.c (ft_debug_init): Changed
+ the syntax of the FT2_DEBUG environment variable used to control
+ debugging output (i.e. logging and error messages). It must now
+ look like:
+
+ any:6 memory:4 io:3 or
+ any:6,memory:4,io:3 or
+ any:6;memory:4;io:3
+
+2002-07-07 Owen Taylor <owen@redhat.com>
+
+ * src/pshinter/pshglob.c (psh_blues_snap_stem): Adding support for
+ blue fuzz.
+ * src/pshinter/pshglob.h (PSH_BluesRec): Add `blue_fuzz' field.
+ * src/type1/t1load.c (T1_Open_Face): Initialize `blue_fuzz'.
+
+ Adding support for hinter-specific bit flags, and the new
+ FT_Set_Hint_Flags high-level API.
+
+ * include/freetype/freetype.h (FT_Set_Hint_Flags): New function.
+ (FT_HINT_NO_INTEGER_STEM, FT_HINT_NO_HSTEM_ALIGN,
+ FT_HINT_NO_VSTEM_ALIGN): New macros.
+
+ * include/freetype/internal/ftobjs.h (FT_Face_InternalRec): Add
+ `hint_flags' member.
+
+ * src/base/ftobjs.c (FT_Set_Hint_Flags): New function.
+
+ * include/freetype/internal/psaux.h (T1_DecoderRec): Add `hint_flags'
+ member.
+
+ * include/freetype/internal/pshints.h (T1_Hints_ApplyFunc,
+ T2_Hints_ApplyFunc): Add parameter to pass hint flags.
+
+ * src/psaux/t1decode.c (T1_Decoder_Parse_Charstrings,
+ T1_Decoder_Init): Use decoder->hint_flags.
+ * src/cff/cffgload.h (CFF_Builder): Add `hint_flags' field.
+ * src/cff/cffgload.c (CFF_Builder_Init): Set builder->hint_flags.
+ (CFF_Parse_CharStrings): Updated.
+ * src/pshinter/pshalgo1.c (ps1_hints_apply): Add parameter to handle
+ hint flags (unused).
+ * src/pshinter/pshalgo1.h: Updated.
+ * src/pshinter/pshalgo2.c (ps2_hints_apply): Add parameter to handle
+ hint flags (unused).
+ * src/pshinter/pshalgo2.h: Updated.
+ * src/pshinter/pshalgo3.c (ps3_hints_apply): Add parameter to handle
+ hint flags.
+ * src/pshinter/pshalgo3.h: Updated.
+
+2002-07-04 David Turner <david@freetype.org>
+
+ * src/pfr/pfrobjs.c (pfr_slot_load): Fixed a small bug that returned
+ incorrect advances when the outline resolution was different from
+ the metrics resolution.
+
+ * src/autohint/ahhint.c: Removing compiler warnings.
+
+ * src/autohint/ahglyph.c: s/FT_MEM_SET/FT_ZERO/ where appropriate.
+ (ah_outline_link_segments): Slight improvements to the serif
+ detection code. More work is needed though.
+
+2002-07-03 David Turner <david@freetype.org>
+
+ Small improvements to the automatic hinter. Uneven stem-widths have
+ now disappeared and everything looks much better, even if there are
+ still issues with serifed fonts.
+
+ * src/autohint/ahtypes.h (AH_Globals): Added `stds' array.
+ * src/autohint/ahhint.c (OPTIM_STEM_SNAP): New #define.
+ (ah_snap_width): Commented out.
+ (ah_align_linked_edge): Renamed to...
+ (ah_compute_stem_width): This.
+ Don't allow uneven stem-widths.
+ (ah_align_linked_edge): New function.
+ (ah_align_serifed_edge): Don't strengthen serifs.
+ (ah_hint_edges_3, ah_hinter_scale_globals): Updated.
+
+2002-07-03 Owen Taylor <owen@redhat.com>
+
+ Adding new algorithm based on Owen Taylor's recent work.
+
+ * src/pshinter/pshalgo3.c, src/pshinter/pshalgo3.h: New files.
+ * src/pshinter/pshalgo.h: Updated.
+ Use pshalgo3 by default.
+ * src/pshinter/pshinter.c: Include pshalgo3.c.
+
+ * src/pshinter/Jamfile, src/pshinter/rules.mk: Updated.
+
+2002-07-01 Owen Taylor <owen@redhat.com>
+
+ * src/pshinter/pshalgo2.c (psh2_glyph_find_strong_points): Fix a bug
+ where, if a glyph has more than hint mask, the second mask gets
+ applied to points that should have been covered by the first mask.
+
+2002-07-01 Keith Packard <keithp@keithp.com>
+
+ * src/sfnt/ttcmap0.c (tt_cmap8_char_next, tt_cmap12_char_next):
+ Fixing the cmap 8 and 12 parsing routines.
+
+2002-07-01 David Turner <david@freetype.org>
+
+ * src/base/ftsynth.c: Include FT_TRIGONOMETRY_H.
+ (FT_Outline_Embolden): Renamed to...
+ (FT_GlyphSlot_Embolden): This.
+ Updated to new trigonometric functions.
+ (FT_Outline_Oblique): Renamed to...
+ (FT_GlyphSlot_Oblique): This.
+ (ft_norm): Removed.
+ * include/freetype/ftsynth.h: Updated.
+
+2002-06-26 David Turner <david@freetype.org>
+
+ * include/freetype/internal/ftobject.h: Updating the object
+ sub-system definitions (still experimental).
+
+ * src/base/fthash.c (ft_hash_remove): Fixing a small reallocation
+ bug.
+
+ * src/base/fttrigon.c (FT_Vector_From_Polar, FT_Angle_Diff): New
+ functions.
+ * include/freetype/fttrigon.h: Updated.
+
+
+ Adding path stroker component (work in progress).
+
+ * include/freetype/ftstroker.h, src/base/ftstroker.c: New files.
+ * src/base/Jamfile: Updated.
+
+ * include/freetype/config/ftheader.h (FT_STROKER_H): New macro.
+
+
+ * src/truetype/ttgload.c (TT_Load_Composite_Glyph),
+ src/base/ftoutln.c (FT_Vector_Transform): Fixed Werner's latest fix.
+ FT_Vector_Transform wasn't buggy, the TrueType composite loader was.
+
+2002-06-24 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/freetype.h (FREETYPE_PATCH): Set to 3.
+
+2002-06-21 David Turner <david@freetype.org>
+
+
+ * Version 2.1.2 released.
+ =========================
+
+
+2002-06-21 Roberto Alameda <ojancano@geekmail.de>.
+
+ * include/freetype/internal/t42types.h (T42_Font): Removed since
+ it is already in t42objs.h.
+ (T42_Face): Use T1_FontRec.
+
+ * src/base/fttype1.c (FT_Get_PS_Font_Info): Updated.
+ (FT_Has_PS_Glyph_Names): Check for type42 driver name also.
+ * src/type42/t42objs.h: Include FT_INTERNAL_TYPE42_TYPES_H.
+ (T42_Face): Removed since it is already in t42types.h.
+
+2002-06-21 Detlef Würkner <TetiSoft@apg.lahn.de>
+
+ * src/pfrgload.c (pfr_glyph_load_compound): Fix loading of composite
+ glyphs.
+
+2002-06-21 Sven Neumann <sven@convergence.de>
+
+ * src/prf/pfrtypes.h (PFR_KernPair): New structure.
+ (PFR_PhyFont): Use it.
+ (PFR_KernFlags): New enumeration.
+ * src/pfr/pfrload.c (pfr_extra_item_load_kerning_pairs): New
+ function.
+ (pfr_phy_font_extra_items): Use it.
+ (pfr_phy_font_done): Updated.
+ * src/pfr/pfrobjs.c (pfr_face_init): Set kerning flag conditionally.
+ (pfr_face_get_kerning): New function.
+ * src/pfr/pfrobjs.h: Updated.
+ * src/pfr/pfrdrivr.c (pfr_driver_class): Updated.
+
+2002-06-21 David Turner <david@freetype.org>
+
+ * README, docs/CHANGES: Preparing the 2.1.2 release.
+
+2002-06-19 Detlef Würkner <TetiSoft@apg.lahn.de>
+
+ * src/base/fttype1.c: Include FT_INTERNAL_TYPE42_TYPES_H.
+ (t1_face_check_cast): Removed.
+ (FT_Get_PS_Font_Info): Make it work with CID and Type 42 drivers
+ also.
+
+2002-06-19 Sebastien BARRE <http://barre.nom.fr/contact.html#email>
+
+ * src/type42/t42parse.c (t42_parse_sfnts): Fix compiler warning.
+
+2002-06-19 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftoutln.c (FT_Vector_Transform): Fix serious typo
+ (xy <-> yx).
+ * src/truetype/ttgload.c (load_truetype_glyph): Replace `|' with
+ `||' to make code easier to read.
+
+2002-06-18 Roberto Alameda <ojancano@geekmail.de>.
+
+ * src/type42/t42objs.c (t42_check_size_change): Removed.
+ (T42_Size_SetChars, T42_Size_SetPixels): Use FT_Activate_Size
+ instead.
+ (T42_GlyphSlot_Load): Remove call to t42_check_size_change.
+
+2002-06-18 Detlef Würkner <TetiSoft@apg.lahn.de>
+
+ * src/psaux/t1cmap.c (t1_cmap_custom_char_index,
+ t1_cmap_custom_char_next): Fix index computation -- indices start
+ with 0 and not with cmap->first.
+
+ Provide default charmaps.
+
+ * src/bdf/bdfdrivr.c (BDF_Face_Init), src/pcf/pcfdriver.c
+ (PCF_Face_Init), src/pfr/pfrobjs.c (pfr_face_init),
+ src/type1/t1objs (T1_Face_Init), src/winfonts/winfnt.c
+ (FNT_Face_Init): Implement it.
+
+2002-06-17 Sven Neumann <sven@gimp.org>
+
+ * src/pfr/pfrobjs.c (pfr_face_init): Fix typo.
+
+2002-06-16 Leonard Rosenthol <leonardr@lazerware.com>
+
+ Updated Win32/VC++ projects to include the new PFR driver.
+
+ * builds/win32/visualc/freetype.dsp: Updated.
+
+2002-06-16 Anthony Fok <fok@debian.org>
+
+ Install freetype2.m4.
+
+ * builds/unix/install.mk (install, uninstall): Handle it.
+
+2002-06-16 Detlef Würkner <TetiSoft@apg.lahn.de>
+
+ Same fix for PFR driver.
+
+ * src/pfr/pfrcmap.c (pfr_cmap_char_index, pfr_cmap_char_next):
+ Increase return value by 1.
+ * src/pfr/pfrobjs.c (pfr_slot_load): Decrease index by 1.
+
+2002-06-15 Detlef Würkner <TetiSoft@apg.lahn.de>
+
+ Fix glyph indices to make index zero always the undefined glyph.
+
+ * src/bdf/bdfdrivr.c (bdf_cmap_init): Don't decrease
+ cmap->num_encodings.
+ (bdf_cmap_char_index, bdf_cmap_char_next, BDF_Get_Char_Index):
+ Increase result by 1 for normal cases.
+ (BDF_Glyph_Load): Decrease index by 1.
+
+ * src/pcf/pcfdriver.c (pcf_cmap_char_index, pcf_cmap_char_next,
+ PCF_Char_Get_Index): Increase result by 1 for normal cases.
+ (PCF_Glyph_Load): Decrease index by 1.
+ * src/pcf/pcfread.c (pcf_get_encodings): Don't decrease j for
+ allocating `encoding'.
+
+ * src/base/ftobjs.c (FT_Load_Glyph, FT_Get_Glyph_Name): Fix
+ bounding tests.
+
+2002-06-14 Detlef Würkner <TetiSoft@apg.lahn.de>
+
+ Add new cmap support to BDF driver.
+
+ * src/bdf/bdfdrivr.c (BDF_CMapRec) [FT_CONFIG_OPTION_USE_CMAPS]:
+ New structure.
+ (bdf_cmap_init, bdf_cmap_done, bdf_cmap_char_index,
+ bdf_cmap_char_next) [FT_CONFIG_OPTION_USE_CMAPS]: New functions.
+ (BDF_Get_Char_Index) [!FT_CONFIG_OPTION_USE_CMAPS]: Use only
+ conditionally.
+ (BDF_Face_Init): Handle `AVERAGE_WIDTH' and `POINT_SIZE' keywords.
+ Implement new cmap handling.
+ (bdf_driver_class): Updated.
+
+2002-06-14 Werner Lemberg <wl@gnu.org>
+
+ * Makefile, configure, */*.mk, builds/unix/unix-def.in,
+ docs/CHANGES, docs/INSTALL: s/TOP/TOP_DIR/.
+
+2002-06-12 Werner Lemberg <wl@gnu.org>
+
+ * src/bdf/bdflib.c: s/FT_Short/short/ for consistency.
+
+2002-06-11 David Turner <david@freetype.org>
+
+ * builds/win32/ftdebug.c: Added a missing #endif.
+
+ * src/sfnt/ttload.c, src/bdf/bdflib.c: Removing compiler warnings.
+
+ Removed the bug in Type 42 driver that prevented un-hinted outlines
+ to be loaded.
+
+ * src/type42/t42objs.c (T42_Face_Init): Call FT_Done_Size.
+ (T42_Size_Init): Call FT_Activate_Size.
+ (t42_check_size_change): New function.
+ (T42_Size_SetChars, T42_Size_SetPixels): Use it.
+ (ft_glyphslot_clear): Replace FT_MEM_SET with FT_ZERO.
+ (T42_GlyphSlot_Load): Use t42_check_size_change.
+ Initialize more fields of `glyph'.
+
+ * builds/win32/visualc/freetype.dsp: Updated.
+
+2002-06-09 David Turner <david@freetype.org>
+
+
+ * Version 2.1.1 released.
+ =========================
+
+
+2002-06-08 Juliusz Chroboczek <jch@pps.jussieu.fr>
+
+ * include/freetype/internal/ftobjs.h, src/autohint/ahglyph.c,
+ src/base/ftobjs.c, src/sfnt/ttcmap0.c, src/smooth/ftgrays.c: Don't
+ use `setjmp', `longjmp', and `jmp_buf' but `ft_setjmp', `ft_longjmp',
+ and `ft_jmp_buf'.
+ Removed direct references to <stdio.h> and <setjmp.h> when
+ appropriate, to eventually replace them with a
+ FT_CONFIG_STANDARD_LIBRARY_H. Useful for the XFree86 Font Server
+ backend based on FT2.
+
+ * src/base/fttype1.c (FT_Has_PS_Glyph_Names): Fix return value.
+
+2002-06-08 David Turner <david@freetype.org>
+
+ * src/pcf/pcfdriver.c (pcf_cmap_char_next): Fixed a bug that caused
+ the function to return invalid values.
+
+ * src/cache/ftccache.i: Removing a typo that prevented
+ the source's compilation.
+
+ * src/cache/ftccache.c (ftc_node_hash_unlink): Fixed a
+ bug that caused nasty memory overwrites. The hash table's
+ buckets array wasn't correctly resized when shrunk.
+
+2002-06-08 Detlef Würkner <TetiSoft@apg.lahn.de>
+
+ * builds/amiga/smakefile, builds/amiga/makefile: Updated.
+
+2002-06-08 Werner Lemberg <wl@gnu.org>
+
+ * src/cache/ftccache.c (ftc_node_hash_unlink, ftc_node_hash_link)
+ [FTC_CACHE_USE_LINEAR_HASHING]: Fix returned error code.
+ Fix debugging messages.
+ * src/cache/ftccache.i (GEN_CACHE_LOOKUP): Move declaration of
+ `family' and `hash' up to make it compilable with g++.
+
+ * src/type42/t42error.h: New file.
+ * src/type42/t42drivr.c, src/type42/t42objs.c,
+ src/type42/t42parse.c: Use t42 error codes.
+ * src/type42/rules.mk: Updated.
+
+ * src/base/ftnames.c: Include FT_INTERNAL_STREAM_H.
+
+2002-06-08 David Turner <david@freetype.org>
+
+ * src/cache/ftccmap.c: GEN_CACHE_FAMILY_COMPARE,
+ GEN_CACHE_NODE_COMPARE, GEN_CACHE_LOOKUP) [FTC_CACHE_USE_INLINE]:
+ New macros.
+ (ftc_cmap_cache_lookup) [!FTC_CACHE_USE_INLINE]: Typedef to
+ ftc_cache_lookup.
+ (FTC_CMapCache_Lookup): Updated.
+
+ Adding various experimental optimizations to the cache manager.
+
+ * include/freetype/cache/ftccache.h (FTC_CACHE_USE_INLINE,
+ FTC_CACHE_USE_LINEAR_HASHING): New options.
+ (FTC_CacheRec) [FTC_CACHE_USE_LINEAR_HASHING]: New elements `p',
+ `mask', and `slack'.
+
+ * src/cache/ftccache.c (FTC_HASH_MAX_LOAD, FTC_HASH_MIN_LOAD,
+ FTC_HASH_SUB_LOAD) [FTC_CACHE_USE_LINEAR_HASHING,
+ FTC_HASH_INITIAL_SIZE]: New macros.
+ (ftc_node_mru_link, ftc_node_mru_up): Optimized.
+ (ftc_node_hash_unlink, ftc_node_hash_link)
+ [FTC_CACHE_USE_LINEAR_HASHING]: New variants.
+ (FTC_PRIMES_MIN, FTC_PRIMES_MAX, ftc_primes, ftc_prime_closest,
+ FTC_CACHE_RESIZE_TEST, ftc_cache_resize)
+ [!FTC_CACHE_USE_LINEAR_HASHING]: Define it conditionally.
+ (ftc_cache_init, ftc_cache_clear) [FTC_CACHE_USE_LINEAR_HASHING]:
+ Updated.
+ (ftc_cache_lookup) [FTC_CACHE_USE_LINEAR_HASHING]: Implement it.
+
+ * src/cache/ftccache.i: New file.
+
+ * src/cache/ftcsbits.c (GEN_CACHE_FAMILY_COMPARE,
+ GEN_CACHE_NODE_COMPARE, GEN_CACHE_LOOKUP) [FTC_CACHE_USE_INLINE]:
+ New macros.
+ (ftc_sbit_cache_lookup) [!FTC_CACHE_USE_INLINE]: Typedef to
+ ftc_cache_lookup.
+ (FTC_SBitCache_Lookup): Updated.
+
+ * src/type42/t42parse.c: Removing duplicate function.
+
+2002-06-07 Graham Asher <graham.asher@btinternet.com>
+
+ * src/base/ftobjs.c (FT_Render_Glyph_Internal): Changed definition
+ from FT_EXPORT_DEF to FT_BASE_DEF.
+
+2002-06-07 David Turner <david@freetype.org>
+
+ Fixed the bug that prevented the correct display of fonts with
+ `ftview'.
+
+ * src/type42/t42drivr.c: Split into...
+ * src/type42/t42drivr.h, src/type42/t42parse.c,
+ src/type42/t42parse.h, src/type42/t42objs.h, src/type42/t42objs.c,
+ src/type42/type42.c: New files.
+
+ (t42_get_glyph_name, t42_get_ps_name, t42_get_name_index): Use
+ `face->type1'.
+
+ (Get_Interface): Renamed to...
+ (T42_Get_Interface): This.
+ Updated.
+ (T42_Open_Face, T42_Face_Done): Updated.
+ (T42_Face_Init): Add new cmap support.
+ Updated.
+ (T42_Driver_Init, T42_Driver_Done, T42_Size_Init, T42_Size_Done,
+ T42_GlyphSlot_Init, T42_GlyphSlot_Done): Updated.
+ (Get_Char_Index, Get_Next_Char): Renamed to...
+ (T42_CMap_CharIndex, T42_CMap_CharNext): This.
+ Updated.
+ (T42_Char_Size, T42_Pixel_Size): Renamed to...
+ (T42_Size_SetChars, T42_Size_SetPixels): This.
+ (T42_Load_Glyph): Renamed to...
+ (T42_GlyphSlot_Load): This.
+
+ (t42_init_loader, t42_done_loader): Renamed to...
+ (t42_loader_init, t42_loader_done): This.
+ (T42_New_Parser, T42_Finalize_Parser): Renamed to...
+ (t42_parser_init, t42_parser_done): This.
+ (parse_dict): Renamed to...
+ (t42_parse_dict): This.
+ (is_alpha, is_space, hexval): Renamed to...
+ (t42_is_alpha, t42_is_space, t42_hexval): This.
+ (parse_font_name, parse_font_bbox, parse_font_matrix,
+ parse_encoding, parse_sfnts, parse_charstrings, parse_dict):
+ Renamed to...
+ (t42_parse_font_name, t42_parse_font_bbox, t42_parse_font_matrix,
+ t42_parse_encoding, t42_parse_sfnts, t42_parse_charstrings,
+ t42_parse_dict): This.
+ Updated.
+
+ (t42_keywords): Updated.
+
+ * src/type42/Jamfile, src/type42/descrip.mms: Updated.
+
+2002-06-03 Werner Lemberg <wl@gnu.org>
+
+ Add 8bpp support to BDF driver.
+
+ * src/bdf/bdflib.c (_bdf_parse_start): Handle 8bpp.
+ * src/bdf/bdfdrivr.c (BDF_Glyph_Load): Ditto.
+ * src/bdf/README: Updated.
+
+2002-06-02 Detlef Würkner <TetiSoft@apg.lahn.de>
+
+ * src/pfr/pfrload.c (pfr_phy_font_done): Free `blue_values' array.
+
+2002-05-29 Detlef Würkner <TetiSoft@apg.lahn.de>
+
+ * src/bdf/bdflib.c (_bdf_readstream): Allocate `buf' dynamically.
+ (_bdf_parse_glyphs): Use correct size for allocating
+ `font->unencoded'.
+ (bdf_load_font): Free array conditionally.
+ Return proper error code in case of failure.
+ * src/bdf/bdfdrivr.c (BDF_Face_Init): Make it more robust against
+ unusual fonts.
+
+2002-05-29 Werner Lemberg <wl@gnu.org>
+
+ * src/bdf/descrip.mms, src/type42/descrip.mms: New files.
+ * descrip.mms (all): Updated.
+
+ * src/bdf/bdflib.c (_bdf_parse_glyphs): Fix typo which prevented
+ compilation.
+ * src/pshglob.c (psh_blues_scale_zones): Fix compiler warning.
+
+2002-05-28 Detlef Würkner <TetiSoft@apg.lahn.de>
+
+ * builds/amiga/makefile, builds/amiga/smakefile,
+ amiga/include/freetype/config/ftmodule.h: Updated to include
+ support for BDF and Type42 drivers.
+
+ * docs/modules.txt: Updated.
+
+2005-05-28 David Turner <david@freetype.org>
+
+ * docs/CHANGES: Updating file for next release (2.1.1).
+
+ * src/bdf/bdflib.c: Removing compiler warnings.
+
+ * include/freetype/ftxf86.h, src/base/ftxf86.c: New files.
+ They provide a new API (FT_Get_X11_Font_Format) to retrieve an
+ X11-compatible string describing the font format of a given face.
+ This was put in a new optional base source file, corresponding to a
+ new public header (named FT_XFREE86_H since this function should
+ only be used within the XFree86 font server IMO).
+
+ * include/freetype/config/ftheader.h (FT_XFREE86_H): New macro (not
+ documented yet).
+
+ * src/base/fttype1.c: New file, providing two new API functions
+ (FT_Get_PS_Font_Info and FT_Has_PS_Glyph_Names).
+ * include/freetype/t1tables.h: Updated.
+
+ * src/base/Jamfile, src/base/rules.mk, src/base/descrip.mms:
+ Updating build control files for the new files `ftxf86.c' and
+ `fttype1.c' in src/base.
+
+ * src/pshinter/pshglob.c (psh_blues_scale_zones): Fixed a bug that
+ prevented family blue zones substitution from hapenning correctly.
+
+ * include/freetype/ftbdf.h FT_Get_BDF_Charset_ID): Adding
+ documentation comment.
+
+2002-05-28 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftnames.c (FT_Get_Sfnt_Name): Don't use FT_STREAM_READ_AT
+ but FT_STREAM_READ.
+ Declare `stream' variable.
+
+ * src/bdf/bdflib.c (_bdf_parse_glyphs): Replace floating point math
+ with calls to `FT_MulDiv'.
+
+2002-05-28 David Turner <david@freetype.org>
+
+ Fixing the SFNT name table loader to support various buggy fonts.
+ It now ignores empty name entries, entries with invalid pointer
+ Offsets and certain fonts containing tables with broken
+ `storageOffset' fields.
+
+ Name strings are now loaded on demand, which reduces the memory
+ requirements for a given FT_Face tremendously (for example, the name
+ table of Arial.ttf is about 10Kb and contains 70 names).
+
+ This is a temporary fix. The whole name table loader and interface
+ will be rewritten in a much more cleanly way shortly, once CSEH have
+ been introduced in the sources.
+
+ * include/freetype/internal/tttypes.h (TT_NameEntryRec): Change
+ type of `stringOffset' to FT_ULong.
+ (TT_NameTableRec): Change type of `numNameRecords' and
+ `storageOffset' to FT_UInt.
+ Replace `storage' with `stream'.
+ * src/base/ftnames.c (FT_Get_Sfnt_Name): Load name on demand.
+ * src/sfnt/sfdriver.c (get_sfnt_postscript_name): Ditto.
+ Make code more robust.
+ * src/sfnt/sfobjs.c (TT_NameEntry_ConvertFunc): New typedef.
+ (tt_face_get_name): Use it.
+ Make code more robust.
+ * src/sfnt/ttload.c (TT_Load_Names): Use `static' for arrays.
+ Handle invalid `storageOffset' data better.
+ Set length fields to zero for invalid or ignored data.
+ Remove code within FT_DEBUG_LEVEL_TRACE.
+ (TT_Free_Names): Updated.
+
+2002-05-24 Tim Mooney <enchanter@users.sourceforge.net>
+
+ * builds/unix/ft-munmap.m4: New file, extracted FT_MUNMAP_DECL and
+ FT_MUNMAP_PARAM from aclocal.m4 into here, so aclocal.m4 can be
+ rebuilt from sources. Set macro serial to 1, and use third argument
+ to AC_DEFINE for our two custom symbols, so ftconfig.in could one day
+ be rebuilt with autoheader (not recommended now, ftconfig.in is a
+ custom source file)
+
+2002-05-22 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/config/ftheader.h (FT_BEZIER_H): Removed.
+ (FT_BDF_H): New macro for accessing `ftbdf.h'.
+
+ * src/type42/t42drivr.c (hexval): Fix typo.
+
+2002-05-21 Martin Muskens <mmuskens@aurelon.com>
+
+ * src/psaux/psobjs.c (T1Radix): New function.
+ (t1_toint): Use it to handle numbers in radix format.
+
+ * src/psaux/t1decode.c (T1_Decoder_Parse_Charstrings): Add dummy
+ for undocumented, obsolete opcode 15.
+
+2002-05-21 David Turner <david@freetype.org>
+
+ * src/bdf/bdflib.c: Removed compiler warning, and changed all tables
+ to the `static const' storage specifier (instead of simply
+ `static').
+
+ * src/type42/t42drivr.c (hexval): Use more efficient code.
+ Removing compiler warnings.
+ * src/bdf/bdfdrivr.c: Removing compiler warnings.
+
+ * include/freetype/internal/ftbdf.h, src/base/ftbdf.c,
+ src/base/descrip.mms, src/base/Jamfile, src/base/rules.mk
+ (FT_Get_BDF_Charset_ID): New API to retrieve BDF-specific strings
+ from a face. This is much cleaner than accessing the internal types
+ `BDF_Public_Face' defined in FT_INTERNAL_BDF_TYPES_H.
+
+2002-05-21 Werner Lemberg <wl@gnu.org>
+
+ * src/bdf/README: Mention Microsoft's SBIT tool.
+
+ * src/cff/cffdrivr.c, src/cid/cidriver.c, src/pcf/pcfdriver.c,
+ src/truetype/ttdriver.c, src/type1/t1driver.c,
+ src/winfonts/winfnt.c, src/type42/t42drivr.c, src/bdf/bdfdrivr.c
+ [FT_CONFIG_OPTION_DYNAMIC_DRIVERS]: Completely removed. It has
+ been never used.
+
+2002-05-21 Roberto Alameda <ojancano@geekmail.de>.
+
+ * src/type42/t42drivr.c: s/T42_ENCODING_TYPE_/T1_ENCODING_TYPE_/.
+ (parse_font_matrix): Remove unnecessary code.
+ (parse_sfnts): Initialize some variables.
+ (t42_driver_class) [TT_CONFIG_OPTION_BYTECODE_INTERPRETER]: Use
+ ft_module_driver_has_hinter conditionally.
+ Moved some type 42 specific structure definitions to...
+ * include/freetype/internal/t42types.h: New file.
+ * include/freetype/internal/internal.h (FT_INTERNAL_T42_TYPES_H):
+ New macro.
+
+2002-05-20 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/cache/ftcsbits.h (FTC_SBit): Added a new field
+ `num_grays' for specifying the number of used gray levels.
+ * src/cache/ftcsbits.c (ftc_sbit_node_load): Initialize it.
+
+2002-05-19 Werner Lemberg <wl@gnu.org>
+
+ Adding a driver for BDF fonts written by Francesco Zappa Nardelli
+ <Francesco.Zappa.Nardelli@ens.fr>. Heavily modified by me to
+ better adapt it to FreeType, removing unneeded stuff. Additionally,
+ it now supports Mark Leisher's BDF extension for anti-aliased
+ bitmap glyphs with 2 and 4 bpp.
+
+ * src/bdf/*: New driver.
+ * include/freetype/internal/bdftypes.h: New file.
+ * include/freetype/internal/fttrace.h: Added BDF driver components.
+ * include/freetype/fterrdef.h: Added error codes for BDF driver.
+ * include/freetype/config/ftmodule.h, src/Jamfile: Updated.
+ * include/freetype/internal/internal.h (FT_INTERNAL_BDF_TYPES_H):
+ New macro.
+
+ * include/freetype/config/ftstdlib.h (ft_sprintf): New alias for
+ sprintf.
+
+2002-05-18 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/internal/fttrace.h: Added Type 42 driver
+ component.
+ * src/type42/t42drivr.c: Use it.
+
+ * include/freetype/internal/internal.h (FT_INTERNAL_PCF_TYPES_H):
+ New macro.
+
+2002-05-17 Werner Lemberg <wl@gnu.org>
+
+ * src/type42/Jamfile: New file.
+
+2002-05-14 Werner Lemberg <wl@gnu.org>
+
+ Adding a driver for Type42 fonts written by Roberto Alameda
+ <ojancano@geekmail.de>.
+
+ * src/type42/*: New driver.
+ * include/freetype/config/ftmodule.h, src/Jamfile: Updated.
+ * include/freetype/config/ftstdlib.h (ft_xdigit, ft_memcmp,
+ ft_atoi): New aliases for xdigit, memcmp, and atoi, respectively.
+
+2002-05-12 Owen Taylor <otaylor@redhat.com>
+
+ * src/sfnt/ttload.c (TT_LookUp_Table): Protect against tables
+ with a zero length value.
+
+2002-05-12 Michael Pfeiffer <michael.pfeiffer@utanet.at>
+
+ * builds/beos/beos.mk: Include `link-std.mk'.
+
+2002-05-12 Werner Lemberg <wl@gnu.org>
+
+ * src/type1/t1load.h (T1_Loader): Renamed to...
+ (T1_LoaderRec): This.
+ (T1_Loader): Now pointer to T1_LoaderRec.
+ * src/type1/t1load.c: Updated.
+
+ * include/freetype/internal/t1types.h, src/type1/t1load.c,
+ src/type1/t1objs.c:
+ s/T1_ENCODING_TYPE_EXPORT/T1_ENCODING_TYPE_EXPERT/.
+
+2002-05-06 Werner Lemberg <wl@gnu.org>
+
+ * README: Add a note regarding libttf vs. libfreetype.
+
+2002-05-05 Werner Lemberg <wl@gnu.org>
+
+ FreeType 2 can now be built in an external directory with the
+ configure script also.
+
+ * builds/freetype.mk (INCLUDES): Add `OBJ_DIR'.
+
+ * builds/unix/detect.mk (have_mk): New variable to test for
+ external build.
+ (unix-def.mk): Defined according to value of `have_mk'.
+ * builds/unix/unix.mk (have_mk): New variable to test for
+ external build.
+ Select include paths for unix-def.mk and unix-cc.mk according
+ to value of `have_mk'.
+ * builds/unix/unix-def.in (OBJ_BUILD): New variable.
+ (DISTCLEAN): Use it.
+ * builds/unix/unix-cc.in (LIBTOOL): Define default value only
+ if not yet defined.
+ * builds/unix/install.mk (install): Use `OBJ_BUILD' for installing
+ freetype-config.
+
+ * configure: Don't depend on bash features.
+ (ft2_dir, abs_curr_dir, abs_ft2_dir): New variables (code
+ partially taken from Autoconf).
+ Build a dummy Makefile if not building in source tree.
+
+ * docs/INSTALL: Document it.
+
+2002-05-04 David Turner <david@freetype.org>
+
+ * src/truetype/ttgload.c (TT_Load_Glyph): Finally fixing the last
+ bug that prevented FreeType 2.x and FreeType 1.x to produce
+ bit-by-bit identical monochrome glyph bitmaps with native TrueType
+ hinting. The culprit was a single-bit flag that wasn't set
+ correctly by the TrueType glyph loader.
+
+ * src/otlayout/otlayout.h, src/otlayout/otlbase.c,
+ src/otlayout/otlbase.h, src/otlayout/otlconf.h,
+ src/otlayout/otlgdef.c, src/otlayout/otlgdef.h,
+ src/otlayout/otlgpos.c, src/otlayout/otlgpos.h,
+ src/otlayout/otlgsub.c, src/otlayout/otlgsub.h,
+ src/otlayout/otljstf.c, src/otlayout/otljstf.h,
+ src/otlayout/otltable.c, src/otlayout/otltable.h,
+ src/otlayout/otltags.h: New OpenType Layout source files. The
+ module is still incomplete.
+
+2002-05-02 Werner Lemberg <wl@gnu.org>
+
+ * src/sfnt/ttcmap0.c (tt_cmap4_char_index): Fix serious typo
+ (0xFFFU -> 0xFFFFU).
+
+2002-05-01 Werner Lemberg <wl@gnu.org>
+
+ * docs/INSTALL: Fix URL of makepp.
+
+2002-05-01 David Turner <david@freetype.org>
+
+ * src/sfnt/sfobjs.c (tt_face_get_name): Fixing a bug that caused
+ FreeType to crash when certain broken fonts (e.g. `hya6gb.ttf')
+ were opened.
+
+ * src/sfnt/ttload.c (TT_Load_Names): Applied a small work-around to
+ manage fonts containing a broken name table (e.g. `hya6gb.ttf').
+
+ * src/sfnt/ttcmap0.c (tt_cmap4_validate): Fixed over-restrictive
+ validation test. The charmap validator now accepts overlapping
+ ranges in format 4 charmaps.
+
+ * src/sfnt/ttcmap0.c (tt_cmap4_char_index): Switched to a binary
+ search algorithm. Certain fonts contain more than 170 distinct
+ segments!
+
+ * include/freetype/config/ftstdlib.h: Adding an alias for the `exit'
+ function. This will be used in the near future to panic in case of
+ unexpected exception (which shouldn't happen in theory).
+
+ * include/freetype/internal/fthash.h, src/base/fthash.c: New files.
+ This is generic implementation of dynamic hash tables using a linear
+ algorithm (to get rid of `stalls' during resizes). In the future
+ this will be used in at least three parts of the library: the cache
+ sub-system, the object sub-system, and the memory debugger.
+
+ * src/base/Jamfile: Updated.
+
+ * include/freetype/internal/internal.h (FT_INTERNAL_HASH_H,
+ FT_INTERNAL_OBJECT_H): New macros.
+
+ * include/freetype/internal/ftcore.h: New file to group all new
+ definitions related to exception handling and memory management. It
+ is very likely that this file will disappear or be renamed in the
+ future.
+
+ * include/freetype/internal/ftobject.h, include/freetype/ftsysmem.h:
+ Adding comments to better explain the object sub-system as well as
+ the new memory manager interface.
+
+2002-04-30 Wenlin Institute (Tom Bishop) <wenlin@wenlin.com>
+
+ * src/base/ftmac.c (p2c_str): Removed.
+ (file_spec_from_path) [TARGET_API_MAC_CARBON]: Added support for
+ OS X.
+ (is_dfont) [TARGET_API_MAC_CARBON]: Define only for OS X.
+ Handle `nameLen' <= 6 also.
+ (parse_fond): Remove unused variable `name_table'.
+ Use functionality of old p2c_str directly.
+ Add safety checks.
+ (read_lwfn): Initialize `size_p'.
+ Check for size_p == NULL.
+ (new_memory_stream, open_face_from_buffer): Updated to FreeType 2.1.
+ (FT_New_Face_From_LWFN): Remove unused variable `memory'.
+ Remove some dead code.
+ (FT_New_Face_From_SFNT): Remove unused variable `stream'.
+ (FT_New_Face_From_dfont) [TARGET_API_MAC_CARBON]: Define only for
+ OS X.
+ (FT_New_Face_From_FOND): Remove unused variable `error'.
+ (ResourceForkSize): New function.
+ (FT_New_Face): Use it.
+ Handle empty resource forks.
+ Conditionalize some code for OS X.
+ Add code to call normal loader as a fallback.
+
+2002-04-30 Werner Lemberg <wl@gnu.org>
+
+ `interface' is reserved on the Mac.
+
+ * include/freetype/ftoutln.h, include/freetype/internal/sfnt.h,
+ src/base/ftoutln.c: s/interface/func_interface/.
+ * src/base/ftbbox.c (FT_Outline_Get_BBox):
+ s/interface/bbox_interface/.
+ * src/cff/cffdrivr.c: s/interface/module_interface/.
+ * src/cff/cffload.c, src/cff/cffload.h:
+ s/interface/psnames_interface/.
+ * src/cid/cidriver.c: s/interface/cid_interface/.
+ * src/sfnt/sfdriver.c: s/interface/module_interface/.
+ * src/smooth/ftgrays.c: s/interface/func_interface/.
+ * src/truetype/ttdriver.c: s/interface/tt_interface/.
+ * src/type1/t1driver.c: s/interface/t1_interface/.
+
+ Some more variable renames to avoid troubles on the Mac.
+
+ * src/raster/ftraster.c:
+ s/Unknown|Ascending|Descending|Flat/\1_State/.
+ * src/smooth/ftgrays.c: s/TScan/TCoord/.
+
+ Other changes for the Mac.
+
+ * include/freetype/config/ftconfig.h: Define FT_MACINTOSH for
+ Mac platforms.
+ * src/base/ftobjs.c: s/macintosh/FT_MACINTOSH/.
+
+ * src/raster/ftrend1.c (ft_raster1_render): Make `pitch' always
+ an even number.
+
+2002-04-29 Jouk Jansen <joukj@hrem.stm.tudelft.nl>
+
+ * descrip.mms (all): Add pfr driver.
+
+2002-04-28 Werner Lemberg <wl@gnu.org>
+
+ * src/pfr/pfrerror.h: New file.
+ * include/freetype/ftmoderr.h: Add PFR error codes.
+ * src/pfr/pfrgload.c: Include pfrerror.h.
+ Use PCF error codes.
+ (pfr_extra_item_load_stem_snaps): Fix debug message.
+ * src/pfr/pfrgload.c: Include pfrerror.h.
+ Use PCF error codes.
+ (pfr_extra_item_load_bitmap_info, pfr_glyph_load_simple,
+ pfr_glyph_load_compound): Fix debug message.
+ * src/pfr/pfrobjs.c: Include pfrerror.h.
+ Use PCF error codes.
+ (pfr_face_init): Return PFR_Err_Unknown_File_Format.
+ * src/pfr/rules.mk (PFR_DRV_H): Include pfrerror.h.
+
+ * src/pcf/pcfdriver.c (PCF_Face_Init) [!FT_CONFIG_OPTION_USE_CMAPS]:
+ `root' -> `face->root'.
+ * src/sfnt/ttcmap0.c (TT_Build_CMaps) [!FT_CONFIG_OPTION_USE_CMAPS]:
+ Removed.
+ * src/sfnt/ttcmap0.c: Declare TT_Build_CMaps only for
+ FT_CONFIG_OPTION_USE_CMAPS.
+
+2002-04-27 Werner Lemberg <wl@gnu.org>
+
+ * src/cache/ftccache.c (ftc_cache_lookup),
+ src/cache/ftccmap.c (ftc_cmap_family_init),
+ src/cache/ftcmanag.c (ftc_family_table_alloc),
+ src/cache/ftcsbits.c (FTC_SBit_Cache_Lookup): Use FTC_Err_*.
+ src/cache/ftcimage.c (FTC_Image_Cache_Lookup): Use FTC_Err_*.
+ (FTC_ImageCache_Lookup): Fix handling of invalid arguments.
+
+2002-04-22 Werner Lemberg <wl@gnu.org>
+
+ * builds/unix/configure.ac: Set `version_info' to 9:1:3 (FT2
+ version 2.0.9 has 9:0:3).
+ * builds/unix/configure: Regenerated (using autoconf 2.53).
+
+2002-04-19 Werner Lemberg <wl@gnu.org>
+
+ * src/pfr/pfrload.c (pfr_extra_items_farse): Fix debug message.
+ (pfr_phy_font_load): s/size/Size/ for local variable to avoid
+ compiler warning.
+ * src/pfr/pfrobjs.c (pfr_face_init): Fix debug message.
+ (pfr_slot_load): Remove redundant local variable.
+
+2002-04-19 David Turner <david@freetype.org>
+
+ Adding a PFR font driver to the FreeType sources. Note that it
+ doesn't support embedded bitmaps or kerning tables yet.
+
+ src/pfr/*: New files.
+
+ * include/freetype/config/ftmodule.h,
+ include/freetype/internal/fttrace.h, src/Jamefile: Updated.
+
+ * src/type1/t1gload.h (T1_Load_Glyph), src/type1/t1gload.c
+ (T1_Load_Glyph): Fixed incorrect parameter sign-ness in callback
+ function.
+
+ * include/freetype/internal/ftmemory.h (FT_MEM_ZERO, FT_ZERO): New
+ macros.
+
+ * include/freetype/internal/ftstream.h (FT_NEXT_OFF3, FT_NEXT_UOFF3,
+ FT_NEXT_OFF3_LE, FT_NEXT_UOFF3_LE): New macros to parse in-memory
+ 24-bit integers.
+
+2002-04-18 David Turner <david@freetype.org>
+
+ * src/base/ftobjs.c, builds/win32/ftdebug.c,
+ builds/amiga/src/base/ftdebug.c: Version 2.1.0 couldn't be linked
+ against applications in Win32 and Amiga builds due to changes to
+ `src/base/ftdebug.c' that were not properly propagated to
+ `builds/win32' and `builds/amiga'. This has been fixed.
+
+ * include/freetype/internal/ftobject.h,
+ include/freetype/internal/ftexcept.h, include/freetype/ftsysmem.h,
+ include/freetype/ftsysio.h, src/base/ftsysmem.c, src/base/ftsysio.c:
+ New experimental files.
+
+2002-04-17 David Turner <david@freetype.org>
+
+
+ * Version 2.1.0 released.
+ =========================
+
+
+2002-04-17 Michael Jansson <mjan@em2-solutions.com>
+
+ * src/type1/t1gload.c (T1_Compute_Max_Advance): Fixed a small bug
+ that prevented the function to return the correct value.
+
+2002-04-16 Francesco Zappa Nardelli <Francesco.Zappa.Nardelli@ens.fr>
+
+ * src/pcf/pcfread (pcf_get_accell): Fix parsing of accelerator
+ tables.
+
+2002-04-15 David Turner <david@freetype.org>
+
+ * docs/FTL.txt: Formatting.
+
+ * include/freetype/config/ftoption.h: Reduce the size of the
+ render pool from 32kByte to 16kByte.
+
+ * src/pcf/pcfread.c (pcf_seek_to_table_type): Remove compiler
+ warning.
+
+ * include/freetype/config/ftoption.h (FT_MAX_EXTENSIONS): Removed.
+
+ * docs/CHANGES: Preparing 2.1.0 release.
+
+2002-04-13 Werner LEMBERG <wl@gnu.org>
+
+ * src/cff/cffgload.c (CFF_Parse_CharStrings): s/rand/Rand/ to avoid
+ compiler warning.
+
+2002-04-12 David Turner <david@freetype.org>
+
+ * README.UNX: Updated the Unix-specific quick-compilation guide to
+ warn about the GNU Make requirement at compile time.
+
+ * include/freetype/config/ftstdlib.h,
+ include/freetype/config/ftconfig.h,
+ include/freetype/config/ftheader.h,
+ include/freetype/internal/ftmemory.h,
+ include/freetype/internal/ftobjs.h,
+
+ src/autohint/ahoptim.c,
+
+ src/base/ftdbgmem.c, src/base/ftdebug.c, src/base/ftmac.c,
+ src/base/ftobjs.c, src/base/ftsystem.c,
+
+ src/cache/ftcimage.c, src/cache/ftcsbits.c,
+
+ src/cff/cffdriver.c, src/cff/cffload.c, src/cff/cffobjs.c,
+
+ src/cid/cidload.c, src/cid/cidparse.c, src/cid/cidriver.c,
+
+ src/pcf/pcfdriver.c, src/pcf/pcfread.c,
+
+ src/psaux/t1cmap.c, src/psaux/t1decode.c,
+
+ src/pshinter/pshalgo1.c, src/pshinter/pshalgo2.c,
+ src/pshinter/pshrec.c,
+
+ src/psnames/psmodule.c,
+
+ src/raster/ftraster.c,
+
+ src/sfnt/sfdriver.c, src/sfnt/ttload.c,
+
+ src/smooth/ftgrays.c,
+
+ src/type1/t1afm.c, src/type1/t1driver.c, src/type1/t1gload.c,
+ src/type1/t1load.c, src/type1/t1objs.c, src/type1/t1parse.c,
+
+ builds/unix/ftconfig.in, builds/vms/ftconfig.h,
+
+ builds/amiga/src/base/ftdebug.c:
+
+ Added the new configuration file `ftstdlib.h' used to define
+ aliases for all ISO C library functions used by the engine
+ (e.g. strlen, qsort, setjmp, etc.).
+
+ This eases the porting of FreeType 2 to environments like
+ XFree86 modules/extensions.
+
+ Also removed many #include <string.h>, #include <stdlib.h>, etc.
+ from the engine's sources where they are not needed.
+
+ * src/sfnt/ttpost.c: Use macro name for psnames.h.
+
+2002-04-12 Vincent Caron <v.caron@zerodeux.net>
+
+ * configure, builds/detect.mk: Updated the build system to print
+ a warning message in case GNU Make isn't used to build the library.
+
+2002-04-11 David Turner <david@freetype.org>
+
+ * README, docs/CHANGES, Jamfile.in: Updates for the 2.1.0 release.
+
+ * docs/FTL.txt: Updated license text to provide a preferred
+ disclaimer and adjust copyright dates/extents.
+
+ * include/freetype/cache/ftcglyph.h: Removing obsolete (and
+ confusing) comment.
+
+ * Jamfile.in: New file.
+
+2002-04-11 Maxim Shemanarev <mcseemagg@yahoo.com>
+
+ * src/smooth/ftgrays.c (gray_hline): Minor optimization.
+
+2002-04-02 Werner Lemberg <wl@gnu.org>
+
+ Fixes from the stable branch:
+
+ * include/freetype/config/ftoption.h (FT_CONFIG_OPTION_OLD_CALCS):
+ Removed.
+ [FT_CONFIG_OPTION_OLD_CALCS]: Removed.
+ * include/freetype/internal/ftcalc.h, src/base/ftcalc.c
+ [FT_CONFIG_OPTION_OLD_CALCS]: Removed.
+
+ * src/base/fttrigon.c (FT_Vector_Length): Change algorithm to match
+ output of FreeType 1.
+
+ * src/pshinter/pshglob.c (psh_globals_scale_widths): Fixed a small
+ bug that created un-even stem widths when hinting Postscript fonts.
+
+ * src/type1/t1driver.c, src/type1/t1parse.c: 16bit fixes.
+
+2002-04-01 Werner Lemberg <wl@gnu.org>
+
+ * src/truetype/ttgload.c: 16bit fixes.
+ (TT_Load_Simple_Glyph): Improve debug messages.
+ (load_truetype_glyph): Remove dead code.
+ * src/truetype/ttinterp.c: 16bit fixes.
+ * src/truetype/ttobjs.c: Ditto.
+
+ * include/freetype/ftsnames.h, include/freetype/internal/sfnt.h,
+ src/cff/cffload.h, src/psaux/psobjs.h, src/truetype/ttinterp.[ch],
+ src/sfnt/ttpost.h: s/index/idx/.
+
+2002-03-31 Yao Zhang <yaoz@vidar.niaaa.nih.gov>
+
+ * src/truetype/ttobjs.c (TT_Size_Init): Fix typo.
+
+2002-03-31 Werner Lemberg <wl@gnu.org>
+
+ * src/otlayout/otlcommn.c, src/otlayout/otlcommn.h: s/index/idx/.
+ * src/psaux/t1cmap.c: Ditto.
+ * src/sfnt/ttcmap0.c: Ditto.
+
+ * include/freetype/internal/tttypes.h,
+ include/freetype/internal/sfnt.h (TT_Goto_Table_Func): Renamed to ...
+ (TT_Loader_GotoTableFunc): This.
+ * src/psaux/t1decode.c (T1_Decoder_Parse_Charstrings): Fix debug
+ messages.
+ * src/psnames/psmodule.c (psnames_interface)
+ [!FT_CONFIG_OPTION_ADOBE_GLYPH_LIST]: Fix typo.
+ * src/sfnt/sfdriver.c (get_sfnt_table): 16bit fix.
+ * src/sfnt/ttcmap.c: 16bit fixes (0xFFFF -> 0xFFFFU).
+ * src/sfnt/ttcmap0.c: 16bit fixes.
+ (TT_Build_CMaps): Simplify debug messages.
+ (tt_cmap12_char_next): Fix offset.
+ * src/sfnt/ttload.c (TT_Load_Names, TT_Load_CMap): Fix debug
+ messages.
+ (TT_Load_OS2): 16bit fix.
+
+2002-03-30 David Turner <david@freetype.org>
+
+ * include/freetype/internal/tttypes.h: Adding comments to some of
+ the TT_FaceRec fields.
+
+ * src/sfnt/ttcmap0.c (TT_Build_CMaps): Removed compiler warnings.
+
+ * src/sfnt/sfobjs.c (tt_name_entry_ascii_from_{utf16,ucs4,other}:
+ New functions.
+ (tt_face_get_name): Use them to properly extract an ascii font name.
+
+2002-03-30 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/t1tables.h (t1_blend_max): Fix typo.
+ * src/base/ftstream.c: Simplify FT_ERROR calls.
+ * src/cff/cffdrivr.c (cff_get_glyph_name): Fix debug message.
+
+ * src/cff/cffobjs.c (CFF_Driver_Init, CFF_Driver_Done)
+ [TT_CONFIG_OPTION_EXTEND_ENGINE]: Removed.
+ * src/cff/sfobjs.c (SFNT_Load_Face)
+ [TT_CONFIG_OPTION_EXTEND_ENGINE]: Ditto.
+ * src/truetype/ttobjs.c (TT_Init_Driver, TT_Done_Driver)
+ [TT_CONFIG_OPTION_EXTEND_ENGINE]: Ditto.
+
+ * src/truetype/ttdriver.c, src/truetype/ttobjs.c,
+ src/truetype/ttobjs.h: Renaming driver functions to the
+ FT_<Subject>_<Action> scheme:
+
+ TT_Init_Driver => TT_Driver_Init
+ TT_Done_Driver => TT_Driver_Done
+ TT_Init_Face => TT_Face_Init
+ TT_Done_Face => TT_Face_Done
+ TT_Init_Size => TT_Size_Init
+ TT_Done_Size => TT_Size_Done
+ TT_Reset_Size => TT_Size_Reset
+
+2002-03-29 Werner Lemberg <wl@gnu.org>
+
+ * builds/vms/ftconfig.h: Rename LOCAL_DEF and LOCAL_FUNC to
+ FT_LOCAL and FT_LOCAL_DEF, respectively, as with other ftconfig.h
+ files.
+ * builds/unix/ftconfig.in: Add argument to FT_LOCAL and
+ FT_LOCAL_DEF.
+ * src/truetype/ttinterp.c: s/FT_Assert/FT_ASSERT/.
+ * builds/unix/configure.ac: Temporarily deactivate creation of
+ ../../Jamfile.
+ * builds/unix/configure: Updated.
+
+2002-03-28 KUSANO Takayuki <AE5T-KSN@asahi-net.or.jp>
+
+ * src/sfnt/sfdriver.c (get_sfnt_postscript_name): Fix serious typos.
+
+2002-03-28 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/internal/psaux.h (PSAux_ServiceRec): Fix
+ compiler warnings.
+ * include/freetype/internal/t1types.h (T1_FaceRec): Use `const' for
+ some members.
+ * src/base/ftapi.c (FT_New_Memory_Stream): Fix typos.
+ * src/psaux/t1cmap.c (t1_cmap_std_init, t1_cmap_unicode_init): Add
+ cast.
+ (t1_cmap_{standard,expert,custom,unicode}_class_rec): Use
+ `FT_CALLBACK_TABLE_DEF'.
+ * src/psaux/t1cmap.h: Updated.
+ * src/sfnt/ttcmap0.c (TT_Build_CMaps): Use `ft_encoding_none'
+ instead of zero.
+ * src/type1/t1objs.c (T1_Face_Init): Use casts.
+
+2002-03-26 David Turner <david@freetype.org>
+
+ * src/sfnt/sfdriver.c, src/sfnt/sfobjs.c, src/sfnt/ttcmap0.c:
+ Fixed a small bug in the FT_CMaps support code.
+
+2002-03-25 David Turner <david@freetype.org>
+
+ * src/truetype/ttinterp.c (Norm): Replaced with...
+ (TT_VecLen): This.
+ (TT_MulFix14, TT_DotFix14): New functions.
+ (Project, Dual_Project, Free_Project, Compute_Point_Displacement,
+ Ins_SHPIX, Ins_MIAP, Ins_MIRP): Use them.
+ [FT_CONFIG_OPTION_OLD_CALCS]: Removed all code.
+
+2002-03-22 David Turner <david@freetype.org>
+
+ * src/base/ftobjs.c, src/sfnt/ttcmap0.c, src/type1/t1objs.c:
+ Various fixes to make the FT_CMaps support work correctly (more
+ tests are still needed).
+
+ * include/freetype/internal/ftobjs.h, src/sfnt/Jamfile,
+ src/sfnt/rules.mk, src/sfnt/sfnt.c, src/sfnt/sfobjs.c,
+ src/sfnt/ttload.c, src/sfnt/ttcmap0.c, src/sfnt/ttcmap0.h: Updated
+ the SFNT charmap support to use FT_CMaps.
+
+ * include/freetype/fterrdef.h: New file.
+ * include/freetype/fterrors.h: Include it. It contains all error
+ codes.
+ * include/freetype/config/ftheader.h (FT_ERROR_DEFINITIONS_H): New
+ macro.
+
+ * include/freetype/internal/ftmemory.h, and a lot of other files:
+ Changed the names of memory macros. Examples:
+
+ MEM_Set => FT_MEM_SET
+ MEM_Copy => FT_MEM_COPY
+ MEM_Move => FT_MEM_MOVE
+
+ ALLOC => FT_ALLOC
+ FREE => FT_FREE
+ REALLOC = >FT_REALLOC
+
+ FT_NEW was introduced to allocate a new object from a _typed_
+ pointer.
+
+ Note that ALLOC_ARRAY and REALLOC_ARRAY have been replaced by
+ FT_NEW_ARRAY and FT_RENEW_ARRAY which take _typed_ pointer
+ arguments.
+
+ This results in _lots_ of sources being changed, but makes the code
+ more generic and less error-prone.
+
+ * include/freetype/internal/ftstream.h, src/base/ftstream.c,
+ src/cff/cffload.c, src/pcf/pcfread.c, src/sfnt/ttcmap.c,
+ src/sfnt/ttcmap0.c, src/sfnt/ttload.c, src/sfnt/ttpost.c,
+ src/sfnt/ttsbit.c, src/truetype/ttgload.c, src/truetype/ttpload.c,
+ src/winfonts/winfnt.c: Changed the definitions of stream macros.
+ Examples:
+
+ NEXT_Byte => FT_NEXT_BYTE
+ NEXT_Short => FT_NEXT_SHORT
+ NEXT_UShortLE => FT_NEXT_USHORT_LE
+ READ_Short => FT_READ_SHORT
+ GET_Long => FT_GET_LONG
+ etc.
+
+ Also introduced the FT_PEEK_XXXX functions.
+
+ * src/cff/cffobjs.c (CFF_Build_Unicode_Charmap): Removed commented
+ out function.
+ (find_encoding): Removed.
+ (CFF_Face_Init): Remove charmap support.
+
+ * include/freetype/config/ftoption.h (FT_CONFIG_OPTION_USE_CMAPS,
+ TT_CONFIG_CMAP_FORMAT{0,2,4,6,8,10,12}): New macros to fine-tune
+ support of cmaps.
+
+2002-03-21 David Turner <david@freetype.org>
+
+ * src/base/ftobjs.c, src/pcf/pcfdriver.c, src/pcf/pcfread.c: Updated
+ to new FT_CMap definitions.
+
+ * src/psaux/t1cmap.h, src/psaux/t1cmap.c, src/type1/t1cmap.h,
+ src/type1/t1cmap.c: Updating and moving the Type 1 FT_CMap support
+ from `src/type1' to `src/psaux' since it is going to be shared by
+ the Type 1 and CID font drivers.
+
+ * src/psaux/Jamfile, src/psaux/psaux.c, src/psaux/psauxmod.c,
+ src/psaux/rules.mk, include/freetype/internal/psaux.h: Added support
+ for Type 1 FT_CMaps.
+
+2002-03-20 David Turner <david@freetype.org>
+
+ * src/base/ftgloadr.c (FT_GlyphLoader_CheckSubGlyphs): Fixed a
+ memory allocation bug that was due to un-careful renaming of the
+ FT_SubGlyph type.
+
+ * src/base/ftdbgmem.c (ft_mem_table_destroy): Fixed a small bug that
+ caused the library to crash with Electric Fence when memory
+ debugging is used.
+
+ * Renaming stream macros. Examples:
+
+ FILE_Skip => FT_STREAM_SKIP
+ FILE_Read => FT_STREAM_READ
+ ACCESS_Frame => FT_FRAME_ENTER
+ FORGET_Frame => FT_FRAME_EXIT
+ etc.
+
+ * src/sfnt/sfdriver.c (get_sfnt_postscript_name): Fixed memory leak.
+
+ * include/freetype/internal/ftobjs.h: Changing the definition of
+ FT_CMap_CharNextFunc slightly.
+
+ * src/cff/*.c: Updating CFF type definitions.
+
+2002-03-14 David Turner <david@freetype.org>
+
+ * include/freetype/internal/autohint.h, src/autohint/ahmodule.c,
+ src/base/ftapi.c, src/base/ftobjs.c: Updating the type definitions
+ for the auto-hinter module.
+
+ FT_AutoHinter_Interface => FT_AutoHinter_ServiceRec
+ FT_AutoHinter_Interface* => FT_AutoHinter_Service
+ etc.
+
+ FT_AutoHinter_Get_Global_Func => FT_AutoHinter_GlobalGetFunc
+ FT_AutoHinter_Done_Global_Func => FT_AutoHinter_GlobalDoneFunc
+ etc.
+
+ * ahloader.h [_STANDALONE_]: Removed all conditional code.
+
+ * include/freetype/internal/cfftypes.h, src/cff/*.c: Updating the
+ type definitions of the CFF font driver.
+
+ CFF_Font => CFF_FontRec
+ CFF_Font* => CFF_Font
+ etc.
+
+ * include/freetype/internal/fnttypes.h, src/winfonts/*.c: Updating
+ type definitions of the Windows FNT font driver.
+
+ * include/freetype/internal/ftdriver.h,
+ include/freetype/internal/ftobjs.h, src/base/ftapi.c,
+ src/base/ftobjs.c, src/cff/cffdrivr.c, src/cff/cffdrivr.h,
+ src/cid/cidriver.c, src/cid/cidriver.h, src/pcf/pcfdriver.c,
+ src/pcf/pcfdriver.h, src/truetype/ttdriver.c,
+ src/truetype/ttdriver.h, src/type1/t1driver.c, src/type1/t1driver.h,
+ src/winfonts/winfnt.c, src/winfonts/winfnt.h: Updating type
+ definitions for font drivers.
+
+ FTDriver_initFace => FT_Face_InitFunc
+ FTDriver_initGlyphSlot => FT_Slot_InitFunc
+ etc.
+
+ * src/cid/cidobjs.c (CID_Face_Init): Remove dead code.
+
+ * include/freetype/internal/ftobjs.h, src/base/ftobjs.c: Updated a
+ few face method definitions:
+
+ FT_PSName_Requester => FT_Face_GetPostscriptNameFunc
+ FT_Glyph_Name_Requester => FT_Face_GetGlyphNameFunc
+ FT_Name_Index_Requester => FT_Face_GetGlyphNameIndexFunc
+
+ * src/base/ftapi.c: New file. It contains backwards compatibility
+ functions.
+
+ * include/freetype/internal/psaux.h, src/cid/cidload.c,
+ src/cidtoken.h, src/psaux/psobjs.c, src/psaux/psobjs.h,
+ src/psaux/t1decode.c, stc/type1/t1load.c, src/type1/t1tokens.h:
+ Updated common PostScript type definitions.
+ Renamed all enumeration values like to uppercase variants:
+
+ t1_token_any => T1_TOKEN_TYPE_ANY
+ t1_field_cid_info => T1_FIELD_LOCATION_CID_INFO
+ etc.
+
+ * include/freetype/internal/psglobals.h: Removed.
+ * include/freetype/internal/pshints.h, src/pshinter/pshglob.h:
+ Updated.
+
+ * include/freetype/internal/tttypes.h,
+ include/freetype/internal/sfnt.h, src/base/ftnames.c,
+ src/cff/cffdrivr.c, src/sfnt/*.c, src/truetype/*.c: Updated
+ SFNT/TrueType type definitions.
+
+ * include/freetype/freetype.h, include/freetype/internal/ftgloadr.h:
+ Updating type definitions for the glyph loader.
+
+2002-03-13 Antoine Leca <antoine@oriolnet.com>
+
+ * include/freetype/config/ftoption.h: Changed the automatic
+ detection of Microsoft C compilers to automatically support 64-bit
+ integers only since revision 9.00 (i.e. >= Visual C++ 2.0).
+
+2002-03-08 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftutil.c (FT_Realloc): Use MEM_Set instead of memset.
+
+2002-03-07 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftdbgmem.c (ft_mem_table_resize, ft_mem_table_new,
+ ft_mem_table_set, ft_mem_debug_alloc, ft_mem_debug_free,
+ ft_mem_debug_realloc, ft_mem_debug_done, FT_Alloc_Debug,
+ FT_Realloc_Debug, FT_Free_Debug): Fix compiler warnings.
+ * src/base/ftcalc.c (FT_MulFix): Ditto.
+ * src/cff/cffdrivr.c (cff_get_name_index): Ditto.
+ * src/cff/cffobjs.c (CFF_Size_Get_Global_Funcs, CFF_Size_Init,
+ CFF_GlyphSlot_Init): Ditto.
+ * src/cid/cidobjs.c (CID_GlyphSlot_Init,
+ CID_Size_Get_Globals_Funcs): Ditto.
+ * src/type1/t1objs.c (T1_Size_Get_Globals_Funcs, T1_GlyphSlot_Init):
+ Ditto.
+ * src/pshinter/pshmod.c (pshinter_interface): Use `static const'.
+ * src/winfonts/winfnt.c (FNT_Get_Next_Char): Remove unused
+ variables.
+
+ * include/freetype/internal/psaux.h (T1_Builder_Funcs): Renamed
+ to...
+ (T1_Builder_FuncsRec): This.
+ (T1_Builder_Funcs): New typedef.
+ (PSAux_Interface): Remove compiler warnings.
+ * src/psaux/psauxmod.c (t1_builder_funcs), src/psaux/psobjs.h
+ (t1_builder_funcs): Updated.
+
+ * src/pshinter/pshglob.h (PSH_Blue_Align): Replaced with ...
+ (PSH_BLUE_ALIGN_{NONE,TOP,BOT}): New defines.
+ (PSH_AlignmentRec): Updated.
+
+ * include/freetype/internal/ftstream.h (GET_Char, GET_Byte): Fix
+ typo.
+ * include/freetype/internal/ftgloadr.h (FT_SubGlyph): Ditto.
+ * src/base/ftstream (FT_Get_Char): Rename to...
+ (FT_Stream_Get_Char): This.
+
+ * src/base/ftnames.c (FT_Get_Sfnt_Name): s/index/idx/ -- `index' is
+ a built-in function in gcc, causing warning messages with gcc 3.0.
+ * src/autohint/ahglyph.c (ah_outline_load): Ditto.
+ * src/autohint/ahglobal.c (ah_hinter_compute_blues): Ditto.
+ * src/cache/ftcmanag.c (ftc_family_table_alloc,
+ ftc_family_table_free, FTC_Manager_Done, FTC_Manager_Register_Cache):
+ Ditto.
+ * src/cff/cffload.c (cff_new_index, cff_done_index,
+ cff_explicit_index, CFF_Access_Element, CFF_Forget_Element,
+ CFF_Get_Name, CFF_Get_String, CFF_Load_SubFont, CFF_Load_Font,
+ CFF_Done_Font): Ditto.
+ * src/psaux/psobjs.c (PS_Table_Add, PS_Parser_LoadField): Ditto.
+ * src/psaux/t1decode.c (T1_Decoder_Parse_Charstrings): Ditto.
+ * src/pshinter/pshrec.c (ps_mask_test_bit, ps_mask_clear_bit,
+ ps_mask_set_bit, ps_dimension_add_t1stem, ps_hints_t1stem3,
+ * src/pshinter/pshalgo1.c (psh1_hint_table_record,
+ psh1_hint_table_record_mask, psh1_hint_table_activate_mask): Ditto.
+ * src/pshinter/pshalgo2.c (psh2_hint_table_record,
+ psh2_hint_table_record_mask, psh2_hint_table_activate_mask): Ditto.
+ * src/sfnt/ttpost.c (Load_Format_20, Load_Format_25,
+ TT_Get_PS_Name): Ditto.
+ * src/truetype/ttgload.c (TT_Get_Metrics, Get_HMetrics,
+ load_truetype_glyph): Ditto.
+ * src/type1/t1load.c (parse_subrs, T1_Open_Face): Ditto.
+ * src/type1/t1afm.c (T1_Get_Kerning): Ditto.
+ * include/freetype/cache/ftcmanag.h (ftc_family_table_free): Ditto.
+
+2002-03-06 David Turner <david@freetype.org>
+
+ * src/type1/t1objs.c (T1_Face_Init), src/cid/cidobjs.c
+ (CID_Face_Init): Fixed another bug related to the
+ ascender/descender/text height of Postscript fonts.
+
+ * src/pshinter/pshalgo2.c (print_zone): Renamed to ...
+ (psh2_print_zone): This.
+ * src/pshinter/pshalgo1.c (print_zone): Renamed to ...
+ (psh1_print_zone): This.
+
+ * include/freetype/freetype.h, include/freetype/internal/ftobjs.h,
+ src/base/ftobjs.c: Adding the new FT_Library_Version API to return
+ the library's current version in dynamic links.
+ * src/base/ftinit.c (FT_Init_FreeType): Updated.
+
+2002-03-06 Werner Lemberg <wl@gnu.org>
+
+ * src/pshinter/pshglob.h (PSH_DimensionRec): s/std/stdw/.
+ * src/pshinter/pshglob.c (psh_global_scale_widths,
+ psh_dimension_snap_width, psh_globals_destroy, psh_globals_new):
+ Ditto.
+
+2002-03-05 David Turner <david@freetype.org>
+
+ * src/type1/t1objs.c (T1_Face_Init), src/cff/cffobjs.c
+ (CFF_Face_Init), src/cid/cidobjs.c (CID_Face_Init): Removing the bug
+ that returned global BBox values in 16.16 fixed format (instead of
+ integer font units).
+
+ * src/cid/cidriver.c (cid_get_postscript_name): Fixed a bug that
+ caused the CID driver to return Postscript font names with a leading
+ slash (`/') as in `/MOEKai-Regular'.
+
+ * src/sfnt/ttload.c (TT_Load_Names), src/sfnt/sfobjs.c (Get_Name),
+ src/sfnt/sfdriver.c (get_sfnt_postscript_name): Fixed the loader so
+ that it accepts broken fonts like `foxjump.ttf', which made FreeType
+ crash when trying to load them.
+
+ Also improved the name table parser to be able to load
+ Windows-encoded entries before Macintosh or Unicode ones, since it
+ seems some fonts don't have reliable values here anyway.
+
+ * include/freetype/internal/psnames.h: Add typedef for
+ `PSNames_Service'.
+
+2002-03-05 Werner Lemberg <wl@gnu.org>
+
+ * builds/unix/aclocal.m4, builds/unix/ltmain.sh: Update to libtool
+ 1.4.2.
+ Apply a small patch for AIX to make shared libraries work (this
+ patch is already in the CVS version of libtool).
+
+ * builds/unix/config.sub, builds/unix/config.guess: Updated to
+ recent versions.
+
+ * builds/unix/configure.ac: Fix typo
+ (AC_CONFIG_FILE->AC_CONFIG_FILES).
+
+ * builds/unix/configure: Regenerated.
+
+2002-02-28 David Turner <david@freetype.org>
+
+ * include/freetype/ftconfig.h: Changed `FT_LOCAL xxxx' to
+ `FT_LOCAL( xxxx )' everywhere in the source. The same goes for
+ `FT_LOCAL_DEF xxxx' which is translated to `FT_LOCAL_DEF( xxxxx )'.
+
+ * include/freetype/freetype.h (FREETYPE_MINOR, FREETYPE_PATCH):
+ Changing version to 2.1.0 to indicate an unstable branch.
+ Added the declarations of FT_Get_First_Char and FT_Get_Next_Char.
+
+ * src/base/ftobjs.c: Implement FT_Get_First_Char and
+ FT_Get_Next_Char.
+
+ * include/freetype/t1tables.h: Renaming structure types. This
+
+ typedef T1_Struct_
+ {
+ } T1_Struct;
+
+ becomes
+
+ typedef PS_StructRec_
+ {
+ } PS_StructRec, *PS_Struct;
+
+ typedef PS_StructRec T1_Struct; /* backwards-compatibility */
+
+ Hence, we increase the coherency of the source code by effectively
+ using the `Rec' prefix for structure types.
+
+2002-02-27 David Turner <david@freetype.org>
+
+ * src/sfnt/ttload.c (TT_Load_Names): Simplifying and securing the
+ names table loader. Invalid individual name entries are now handled
+ correctly. This allows the loading of very buggy fonts like
+ `foxjump.ttf' without allocating tons of memory and causing crashes.
+
+ * src/otlayout/otlcommon.h, src/otlayout/otlcommon.c: Adding (still
+ experimental) code for OpenType Layout tables validation and
+ parsing.
+
+ * src/type1/t1cmap.h, src/type1/t1cmap.c: Adding (still
+ experimental) code for Type 1 charmap processing.
+
+ * src/sfnt/ttcmap0.c: New file. It contains a new, still
+ experimental SFNT charmap processing support.
+
+ * include/freetype/internal/ftobjs.h: Adding validation support as
+ well as internal charmap object definitions (FT_CMap != FT_CharMap).
+
+2002-02-24 David Turner <david@freetype.org>
+
+ * Renaming stream functions to the FT_<Subject>_<Action> scheme:
+
+ FT_Seek_Stream => FT_Stream_Seek
+ FT_Skip_Stream => FT_Stream_Skip
+ FT_Read_Stream => FT_Stream_Read
+ FT_Read_Stream_At => FT_Stream_Read_At
+ FT_Access_Frame => FT_Stream_Enter_Frame
+ FT_Forget_Frame => FT_Stream_Exit_Frame
+ FT_Extract_Frame => FT_Stream_Extract_Frame
+ FT_Release_Frame => FT_Stream_Release_Frame
+ FT_Get_XXXX => FT_Stream_Get_XXXX
+ FT_Read_XXXX => FT_Stream_Read_XXXX
+
+ FT_New_Stream( filename, stream ) =>
+ FT_Stream_Open( stream, filename )
+
+ (The function doesn't create the FT_Stream structure, it simply
+ initializes it for reading.)
+
+ FT_New_Memory_Stream( library, FT_Byte* base, size, stream ) =>
+ FT_Stream_Open_Memory( stream, const FT_Byte* base, size )
+
+ FT_Done_Stream => FT_Stream_Close
+ FT_Stream_IO => FT_Stream_IOFunc
+ FT_Stream_Close => FT_Stream_CloseFunc
+
+ ft_close_stream => ft_ansi_stream_close (in base/ftsystem.c only)
+ ft_io_stream => ft_ansi_stream_io (in base/ftsystem.c only)
+
+ * src/base/ftutil.c: New file. Contains all memory and list
+ management code (previously in `ftobjs.c' and `ftlist.c',
+ respectively).
+
+ * include/freetype/internal/ftobjs.h: Moving all code related to
+ glyph loaders to ...
+ * include/freetype/internal/ftgloadr.h: This new file.
+ `FT_GlyphLoader' is now a pointer to the structure
+ `FT_GlyphLoaderRec'.
+ (ft_glyph_own_bitmap): Renamed to ...
+ (FT_GLYPH_OWN_BITMAP): This.
+ * src/base/ftobjs.c: Moving all code related to glyph loaders
+ to ...
+ * src/base/ftgloadr.c: This new file.
+
+2002-02-22 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/internal/ftdebug.h (FT_Trace): Remove comma in
+ enum to avoid compiler warnings.
+
+2002-02-21 David Turner <david@freetype.org>
+
+ Modified the debug sub-system initialization. Trace levels can now
+ be specified within the `FT2_DEBUG' environment variable. See the
+ comments within `ftdebug.c' for more details.
+
+ * src/base/ftdebug.c: (FT_SetTraceLevel): Removed.
+ (ft_debug_init): New function.
+ (ft_debug_dummy): Removed.
+ Updated to changes in ftdebug.h
+
+ * include/freetype/internal/ftdebug.h: Always define
+ FT_DEBUG_LEVEL_ERROR if FT_DEBUG_LEVEL_TRACE is defined.
+ (FT_Assert): Renamed to ...
+ (FT_ASSERT): This.
+ Some stuff from ftdebug.h has been moved to ...
+
+ * include/freetype/internal/fttrace.h: New file, to define the trace
+ levels used for debugging. It is used both to define enums and
+ toggle names for FT2_DEBUG.
+
+ * include/freetype/internal/internal.h: Updated.
+
+ * src/base/ftobjs.c, src/base/ftstream.c: Updated.
+
+ * include/freetype/internal/ftextend.h, src/base/ftextend.c:
+ Removed. Both files are now completely obsolete.
+ * src/base/Jamfile, src/base/rules.mk: Updated.
+
+ * include/freetype/fterrors.h: Adding `#undef FT_ERR_CAT' and
+ `#undef FT_ERR_XCAT' to avoid warnings with certain compilers (like
+ LCC).
+
+ * src/pshinter/pshalgo2.c (print_zone): Renamed to ...
+ (psh2_print_zone): This to avoid errors during compilation of debug
+ library.
+
+ * src/smooth/ftgrays.c (FT_COMPONENT): Change definition to as
+ `trace_smooth'.
+
+2002-02-20 David Turner <david@freetype.org>
+
+ * README: Adding `devel@freetype.org' address for bug reports.
+
+2002-02-20 Werner Lemberg <wl@gnu.org>
+
+ * builds/unix/install.mk (check): New dummy target.
+ (.PHONY): Add it.
+
+2002-02-19 Werner Lemberg <wl@gnu.org>
+
+ * builds/freetype.mk (FT_CFLAGS): Use $(INCLUDE_FLAGS) first.
+
+ * src/cache/ftccache.c (ftc_cache_resize): Mark `error' as unused
+ to avoid compiler warning.
+ * src/cff/cffload.c (CFF_Get_String): Ditto.
+ * src/cff/cffobjs.c (CFF_StrCopy): Ditto.
+ * src/psaux/psobjs.c (PS_Table_Done): Ditto.
+ * src/pcf/pcfread.c (pcf_seek_to_table_type): Ditto.
+ * src/sfnt/sfdriver.c (get_sfnt_postscript_name): Ditto.
+ (pcf_get_bitmaps): The same for `sizebitmaps'.
+ * src/psaux/t1decode.c (T1_Decode_Parse_Charstrings): The same for
+ `orig_y'.
+ (t1operator_seac): Comment out more dead code.
+ * src/pshinter/pshalgo2.c (ps2_hints_apply): Add `DEBUG_HINTER'
+ conditional.
+ * src/truetype/ttgload.c (TT_Process_Simple_Glyph,
+ load_truetype_glyph): Add `TT_CONFIG_OPTION_BYTECODE_INTERPRETER'
+ conditional.
+
+2002-02-18 Werner Lemberg <wl@gnu.org>
+
+ * src/autohint/ahglyph.c (ah_outline_link_segments): Remove unused
+ variables.
+ * src/autohint/ahhint.c (ah_align_serif_edge): Use FT_UNUSED instead
+ of UNUSED.
+ * src/autohint/ahmodule.c (ft_autohinter_reset): Ditto.
+ * src/pshinter/pshrec.c (ps_mask_table_merge): Fix typo in variable
+ swapping code.
+ * src/pshinter/pshglob.h (PSH_Blue_Align): Add PSH_BLUE_ALIGN_NONE.
+ * src/pshinter/pshglob.c (psh_blues_snap_stem): Use it.
+ * src/pshinter/pshalgo1.c (psh1_hint_table_optimize): Ditto.
+ * src/pshinter/pshalgo2.c (psh2_hint_align): Ditto.
+ * include/freetype/internal/ftobjs.h (UNUSED): Removed.
+
+2002-02-10 Roberto Alameda <ojancano@geekmail.de>
+
+ Add support for ISOLatin1 PS encoding.
+
+ * include/freetype/freetype.h (ft_encoding_latin_1): New tag
+ (`lat1').
+ * include/freetype/internal/t1types.h (T1_Encoding_Type): Add
+ `t1_encoding_isolatin1'.
+ * src/type1/t1driver.c (Get_Char_Index, Get_Next_Char): Handle
+ ft_encoding_latin_1.
+ * src/type1/t1load.c (parse_encoding): Handle `ISOLatin1Encoding'.
+ * src/type1/t1objs.c (T1_Face_Init): Handle `t1_encoding_isolatin1'.
+
+----------------------------------------------------------------------------
+
+Copyright 2002, 2003, 2004, 2005, 2007, 2008 by
+David Turner, Robert Wilhelm, and Werner Lemberg.
+
+This file is part of the FreeType project, and may only be used, modified,
+and distributed under the terms of the FreeType project license,
+LICENSE.TXT. By continuing to use, modify, or distribute this file you
+indicate that you have read the license and understand and accept it
+fully.
+
+
+Local Variables:
+version-control: never
+coding: utf-8
+End:
--- /dev/null
+2006-05-12 Werner Lemberg <wl@gnu.org>
+
+
+ * Version 2.2.1 released.
+ =========================
+
+
+ Tag sources with `VER-2-2-1'.
+
+2006-05-12 Werner Lemberg <wl@gnu.org>
+
+ * src/tools/docmaker/sources.py (re_source_keywords): Add word
+ boundary markers.
+ * src/tools/docmaker/content.py (re_field): Allow `.' in field names
+ (but not at the beginning or end).
+ * src/tools/docmaker/tohtml.py (html_header_1): Use `utf-8' charset.
+ (block_footer): Split into...
+ (block_footer_start, block_footer_middle, block_footer_end): This to
+ add navigation buttons.
+ (HtmlFormatter::block_exit): Updated.
+
+ * include/freetype/*: Many minor documentation improvements (adding
+ links, spelling errors, etc.).
+
+2006-05-11 Werner Lemberg <wl@gnu.org>
+
+ * README: Minor updates.
+
+ * include/freetype/*: s/scale/scaling value/ where appropriate.
+ Many other minor documentation improvements.
+
+ * src/tools/docmaker/sources.py (re_italic, re_bold): Handle
+ trailing punctuation.
+ * src/tools/docmaker/tohtml.py (HtmlFormatter::make_html_word): Add
+ warning message for undefined cross references.
+ Update handling of re_italic and re_bold.
+
+2006-05-11 Masatake YAMATO <jet@gyve.org>
+
+ * builds/unix/ftsystem.c (FT_Stream_Open): Check errno only if
+ read system call returns -1.
+ Remove a redundant parenthesis.
+
+2006-05-10 Werner Lemberg <wl@gnu.org>
+
+ * builds/unix/ftsystem.c (FT_Stream_Open): Avoid infinite loop if
+ given an empty, un-mmap()able file. Reported and suggested fix in
+ Savannah bug #16555.
+
+ * builds/freetype.mk (refdoc): Write-protect the `docmaker'
+ directory to suppress generation of .pyc files. According to the
+ Python docs there isn't a more elegant solution (currently).
+
+ * builds/toplevel.mk (dist): New target which builds .tar.gz,
+ .tar.bz2, and .zip files. Note that the version number is still
+ hard-coded.
+ (do-dist): Sub-target of `dist'.
+ (CONFIG_GUESS, CONFIG_SUB): New variables.
+ (.PHONY): Updated.
+
+2006-05-09 Rajeev Pahuja <rpahuja@esri.com>
+
+ * builds/win32/visualc/freetype.sln,
+ builds/win32/visualc/freetype.vcproj: Upgraded to VS.NET 2005 from
+ VS.NET 2003
+ Added files ftbbox.c, fttype1.c, ftwinfnt.c, ftsynth.c.
+
+ * builds/win32/visualc/index.html: Updated.
+
+2006-05-07 Werner Lemberg <wl@gnu.org>
+
+ Put version information into the configure script. Reported by Paul
+ Watson <pwatson@redlinepy.com>.
+
+ * builds/unix/configure.ac: Renamed to...
+ * builds/unix/configure.raw: This which now serves (with appropriate
+ modifications) as a template for configure.ac.
+
+ * version.sed: New script.
+
+ * autogen.sh: Generate configure.ac from configure.raw, using
+ FREETYPE_MAJOR, FREETYPE_MINOR, and FREETYPE_PATCH from freetype.h.
+
+2006-05-06 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/freetype.h (FREETYPE_PATCH): Set to 1.
+
+ * builds/unix/configure.ac (version_info): Set to 9:10:3.
+
+ * builds/win32/visualc/index.html,
+ builds/win32/visualc/freetype.dsp,
+ builds/win32/visualc/freetype.vcproj, builds/freetype.mk (refdoc),
+ Jamfile (RefDoc), README: s/220/221/, s/2.2.0/2.2.1/.
+ Minor updates.
+
+ * docs/CHANGES, docs/VERSION.DLL, docs/PROBLEMS, README.CVS:
+ Updated.
+
+ * builds/unix/install-sh: Updated from `texinfo' CVS module at
+ savannah.gnu.org.
+
+ * devel/ftoption.h: Synchronize with
+ include/freetype/config/ftoption.h.
+
+2006-05-04 Werner Lemberg <wl@gnu.org>
+
+ * src/lzw/ftlzw2.c: Renamed to...
+ * src/lzw/ftlzw.c: This.
+
+ * src/lzw/Jamfile, src/lzw/rules.mk: Updated.
+
+ * builds/mac/FreeType.m68k_cfm.make.txt,
+ builds/mac/FreeType.m68k_far.make.txt,
+ builds/mac/FreeType.ppc_carbon.make.txt,
+ builds/mac/FreeType.ppc_classic.make.txt: Updated.
+
+2006-05-03 David Turner <david@freetype.org>
+
+ Allow compilation again with C++ compilers.
+
+ * include/freetype/internal/ftmemory.h (FT_ASSIGNP,
+ FT_ASSIGNP_INNER): New macros which do the actual assignment, and
+ which exist in two variants (for C and C++).
+ Update callers accordingly.
+
+2006-05-03 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/config/ftoption.h (FT_STRICT_ALIASING): Removed.
+
+2006-05-02 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/internal/ftmemory.h: s/new/newsz/ (for C++).
+ (FT_ALLOC): Remove redundant redefinition.
+
+ * builds/compiler/gcc-dev.mk (CFLAGS) [g++]: Don't use
+ `-Wstrict-prototypes'.
+
+ * src/base/ftstream.c (FT_Stream_EnterFrame): Add cast.
+
+ * include/freetype/config/ftconfig.h (FT_BASE_DEF) [__cplusplus]:
+ Remove `extern'.
+
+2006-05-02 David Turner <david@freetype.org>
+
+ Update the memory management functions and macros to safely deal
+ with array size buffer overflows. This corresponds to attempts to
+ allocate arrays that are too large. For an example, consider the
+ following code:
+
+ count = read_uint32_from_file(); array = malloc( sizeof ( Item ) *
+ count ); for ( nn = 0; nn < count; nn++ )
+ array[nn] = read_item_from_file();
+
+ If `count' is larger than `FT_UINT_MAX/sizeof(Item)', the
+ multiplication overflows, and the array allocated os smaller than
+ the data read from the file. In this case, the heap will be
+ trashed, and this can be used as a denial-of-service attack, or make
+ the engine crash later.
+
+ The FT_ARRAY_NEW and FT_ARRAY_RENEW macros now ensure that the new
+ count is no larger than `FT_INT_MAX/item_size', otherwise a new
+ error code `FT_Err_Array_Too_Large' will be returned.
+
+ Note that the memory debugger now works again when FT_DEBUG_MEMORY
+ is defined. FT_STRICT_ALIASING has disappeared; the corresponding
+ code is now the default.
+
+
+ * include/freetype/config/ftconfig.h (FT_BASE_DEF) [!__cplusplus]:
+ Don't use `extern'.
+
+ * include/freetype/fterrdef.h (FT_Err_Array_Too_Large): New error
+ code.
+
+ * include/freetype/internal/ftmemory.h (FT_DEBUG_INNER)
+ [FT_DEBUG_MEMORY]: New macro.
+ (ft_mem_realloc, ft_mem_qrealloc): Pass new object size count also.
+ (ft_mem_alloc_debug, ft_mem_qalloc_debug, ft_mem_realloc_debug,
+ ft_mem_qrealloc_debug, ft_mem_free_debug): Removed.
+ (FT_MEM_ALLOC, FT_MEM_REALLOC, FT_MEM_QALLOC, FT_MEM_QREALLOC,
+ FT_MEM_FREE): Redefine.
+ (FT_MEM_NEW_ARRAY, FT_MEM_RENEW_ARRAY, FT_MEM_QNEW_ARRAY,
+ FT_MEM_QRENEW_ARRAY): Redefine.
+ (FT_ALLOC_MULT, FT_REALLOC_MULT, FT_MEM_QALLOC_MULT,
+ FT_MEM_QREALLOC_MULT): New macros. Update callers where
+ appropriate.
+ (FT_MEM_SET_ERROR): Slightly redefine.
+
+
+ * src/base/ftdbgmem.c (_ft_debug_file, _ft_debug_lineno)
+ [FT_DEBUG_MEMORY]: New global variables, replacing...
+ (FT_MemTable_Rec) [FT_DEBUG_MEMORY]: Remove `filename' and
+ `line_no'. Update all callers.
+ (ft_mem_debug_alloc) [FT_DEBUG_MEMORY]: Avoid possible integer
+ overflow.
+ (ft_mem_alloc_debug, ft_mem_realloc_debug, ft_mem_qalloc_debug,
+ ft_mem_qrealloc_debug, ft_mem_free_debug): Removed.
+
+ * src/base/ftmac.c (read_lwfn): Catch integer overflow.
+ * src/base/ftrfork.c (raccess_guess_darwin_hfsplus): Ditto.
+ * src/base/ftutil.c: Remove special code for FT_STRICT_ALIASING.
+ (ft_mem_alloc, ft_mem_realloc, ft_mem_qrealloc): Rewrite.
+
+
+ * include/freetype/ftstream.h (FT_FRAME_ENTER, FT_FRAME_EXIT,
+ FT_FRAME_EXTRACT, FT_FRAME_RELEASE): Use FT_DEBUG_INNER to report the
+ place where the frames were entered, extracted, exited or released
+ in the memory debugger.
+
+ * src/base/ftstream.c (FT_Stream_ReleaseFrame) [FT_DEBUG_MEMORY]:
+ Call ft_mem_free.
+ (FT_Stream_EnterFrame) [FT_DEBUG_MEMORY]: Use ft_mem_qalloc.
+ (FT_Stream_ExitFrame) [FT_DEBUG_MEMORY]: Use ft_mem_free.
+
+2006-04-30 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/base/ftobjs.c (Mac_Read_POST_Resource): Correct pfb_pos
+ initialization, remove extra cast to copy to pfb_lenpos. This fixes
+ parsing of PFB fonts with MacOS resource fork (bug introduced
+ 2003-09-11). Patch provided by Huib-Jan Imbens <ft@imbens.nl>.
+
+2006-04-29 Werner Lemberg <wl@gnu.org>
+
+ Further C library abstraction. Based on a patch from
+ msn2@bidyut.com.
+
+ * include/freetype/config/ftstdlib.h (FT_CHAR_BIT, FT_FILE,
+ ft_fopen, ft_fclose, ft_fseek, ft_ftell, ft_fread, ft_smalloc,
+ ft_scalloc, ft_srealloc, ft_sfree, ft_labs): New wrapper macros for
+ C library functions. Update all users accordingly (and catch some
+ other places where the C library function was used instead of the
+ wrapper functions).
+
+ * src/base/ftsystem.c: Don't include stdio.h and stdlib.h.
+ * src/gzip/zutil.h [MSDOS && !(__TURBOC__ || __BORLANDC__)]: Don't
+ include malloc.h.
+
+
+ * builds/unix/unix-def.in (datarootdir): Define, for autoconf 2.59c
+ and forthcoming versions.
+
+2006-04-28 Werner Lemberg <wl@gnu.org>
+
+ * src/lzw/ftlzw.c, src/lzw/zopen.c, src/lzw/zopen.h: Removed,
+ obsolete.
+
+2006-04-27 yi luo <luoyi.ly@gmail.com>
+
+ * builds/win32/visualc/freetype.vcproj: Updated.
+
+2006-04-26 David Turner <david@freetype.org>
+
+
+ * Version 2.2 released.
+ =======================
+
+
+ Tag sources with `VER-2-2-0'.
+
+2006-04-26 Werner Lemberg <wl@gnu.org>
+
+ * src/psaux/psobjs.c (shift_elements): Don't use FT_Long but
+ FT_PtrDiff for `delta'. Reported by Céline PILLET
+ <Celine.Pillet@Tagginfo.com>.
+
+2006-04-21 David Turner <david@freetype.org>
+
+ * include/freetype/ftincrem.h: Documentation updates.
+ (FT_Incremental_Interface): New typedef.
+
+ * include/freetype/ftmodapi.h, include/freetype/ftglyph.h:
+ Documentation updates.
+
+ * include/freetype/freetype.h: Documentation update.
+ (FT_HAS_FAST_GLYPHS): Always set to 0.
+
+ * include/freetype/ftstroke.h, src/base/ftstroke.c (FT_Stroker_New):
+ Take an FT_Library argument instead of FT_Memory.
+
+ * src/sfnt/ttcmap.c: Remove compiler warnings (gcc-4.0.2).
+
+2006-04-13 David Turner <david@freetype.org>
+
+ * src/autofit/afloader.c (af_loader_init, af_loader_load_g): Remove
+ superfluous code in the auto-fitter's loader.
+
+2006-04-05 Detlef Würkner <TetiSoft@apg.lahn.de>
+
+ * builds/amiga/makefile, builds/amiga/makefile.os4,
+ builds/amiga/smakefile: Added FT2_BUILD_LIBRARY define.
+
+2006-04-03 luoyi <luoyi.ly@gmail.com>
+
+ * builds/compiler/intelc.mk (TE): New variable.
+ (ANSIFLAGS): Updated.
+
+2006-04-03 Werner Lemberg <wl@gnu.org>
+
+ * builds/exports.mk (clean_symbols_list, clean_apinames): Removed.
+ (CLEAN): Add $(EXPORTS_LIST) and $(APINAMES_EXE).
+ (.PHONY): Updated.
+
+ * configure.ac: Minor fixes to improve --help output.
+
+
+ * docs/PROBLEMS: New file.
+
+2006-04-01 David Turner <david@freetype.org>
+
+ * docs/CHANGES: Updated.
+
+ * include/freetype/ftcache.h, include/freetype/config/ftheader.h:
+ Update documentation comments.
+
+2006-04-01 Werner Lemberg <wl@gnu.org>
+
+ * builds/unix/install.mk (uninstall): Don't handle `cache'
+ directory which no longer exists.
+
+2006-03-29 Detlef Würkner <TetiSoft@apg.lahn.de>
+
+ * src/psaux/psconv.c: Changed some variables which are expected to
+ hold negative values from `char' to `FT_Char' to allow building with
+ a compiler where `char' is unsigned by default.
+
+2006-03-27 David Turner <david@freetype.org>
+
+ * src/sfnt/ttkern.c (tt_face_get_kerning): Fix a serious bug that
+ causes some programs to go into an infinite loop when dealing with
+ fonts that don't have a properly sorted kerning sub-table.
+
+2006-03-26 Werner Lemberg <wl@gnu.org>
+
+ * src/bdf/bdflib.c (ERRMSG4): New macro.
+ (_bdf_parse_glyphs): Handle invalid BBX values.
+
+ * include/freetype/fterrdef.h (FT_Err_Bbx_Too_Big): New error
+ macro.
+
+2006-03-23 Werner Lemberg <wl@gnu.org>
+
+ * docs/CHANGES: Updated.
+
+
+ * src/tools/docmaker/tohtml.py (html_header_2): Add horizontal
+ padding between table elements.
+ (html_header_1): The `DOCTYPE' comment must be in uppercase.
+ (make_html_para): Convert `...' quotations into real left and
+ right single quotes.
+ Use `para_header' and `para_footer'.
+
+ * src/tools/docmaker/sources.py (re_bold, re_italic): Accept "'"
+ also.
+
+2006-03-23 David Turner <david@freetype.org>
+
+ Add FT_Get_SubGlyph_Info API to retrieve subglyph data. Note that
+ we do not expose the FT_SubGlyphRec structure.
+
+ * include/freetype/internal/ftgloadr.h (FT_SUBGLYPH_FLAGS_*): Moved
+ to...
+ * include/freetype/freetype.h (FT_SUBGLYPH_FLAGS_*): Here.
+ (FT_Get_SybGlyph_Info): New declaration.
+
+ * src/base/ftobjs.c (FT_Get_SubGlyph_Info): New function.
+
+
+ * src/autofit/afloader.c (af_loader_load_g): Compute lsb_delta and
+ rsb_delta correctly in edge cases.
+
+2006-03-22 Werner Lemberg <wl@gnu.org>
+
+ * src/cache/ftccache.c, (ftc_node_mru_up, FTC_Cache_Lookup)
+ [!FTC_INLINE]: Compile conditionally.
+ * src/cache/ftccache.h: Updated.
+
+ * src/cache/ftcglyph.c (FTC_GNode_Init, FTC_GNode_UnselectFamily,
+ FTC_GNode_Done, FTC_GNode_Compare, FTC_Family_Init, FTC_GCache_New):
+ s/FT_EXPORT/FT_LOCAL/.
+ (FTC_GCache_Init, FTC_GCache_Done): Commented out.
+ (FTC_GCache_Lookup) [!FTC_INLINE]: Compile conditionally.
+ s/FT_EXPORT/FT_LOCAL/.
+ * src/cache/ftcglyph.h: Updated.
+
+ * src/cache/ftcimage.c (FTC_INode_Free, FTC_INode_New):
+ s/FT_EXPORT/FT_LOCAL/.
+ (FTC_INode_Weight): Commented out.
+ * src/cache/ftcimage.h: Updated.
+
+ * src/cache/ftmanag.c (FTC_Manager_Compress,
+ FTC_Manager_RegisterCache, FTC_Manager_FlushN):
+ s/FT_EXPORT/FT_LOCAL/.
+ * src/cache/ftmanag.h: Updated.
+
+ * src/cache/ftcsbits.c (FTC_SNode_Free, FTC_SNode_New,
+ FTC_SNode_Compare): s/FT_EXPORT/FT_LOCAL/.
+ (FTC_SNode_Weight): Commented out.
+ * src/cache/ftcsbits.h: Updated.
+
+2006-03-22 Werner Lemberg <wl@gnu.org>
+
+ * src/cache/ftccache.c, src/cache/ftccache.h (FTC_Node_Destroy):
+ Remove, unused.
+
+ * src/cache/ftccmap.h: Remove, unused.
+
+ * src/cache/rules.mk (CACHE_DRV_H): Remove ftccmap.h.
+
+2006-03-21 Zhe Su <james.su@gmail.com>
+
+ * src/base/ftoutln.c (FT_Outline_Get_Orientation): Improve
+ algorithm.
+
+2006-03-21 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cfftypes.h (CFF_CharsetRec): Add `max_cid' member.
+
+ * src/cff/cffload.c (cff_charset_load): Set `charset->max_cid'.
+
+ * src/cff/cffgload.c (cff_slot_load): Change type of third parameter
+ to `FT_UInt'.
+ Check range of `glyph_index'.
+ * src/cff/cffgload.h: Updated.
+
+
+ * src/sfnt/ttcmap.c (tt_face_build_cmaps): Handle invalid offset
+ correctly.
+
+
+ * builds/freetype.mk (refdoc), docs/CHANGES, Jamfile (RefDoc),
+ README: s/2.1.10/2.2/.
+
+2006-03-21 David Turner <david@freetype.org>
+
+ * src/autofit/aflatin.c (af_latin_metrics_scale): Fix small bug
+ that crashes the auto-hinter (introduced by previous patch).
+
+2006-03-20 Werner Lemberg <wl@gnu.org>
+
+ * builds/freetype.mk (CACHE_DIR, CACHE_H): Remove.
+ (FREETYPE_H): Updated.
+
+ * src/cache/rules.mk (CACHE_H_DIR): Remove.
+ (CACHE_DRV_H): Updated.
+
+2006-03-20 David Turner <david@freetype.org>
+
+ * include/freetype/cache/ftccache.h,
+ include/freetype/cache/ftccmap.h, include/freetype/cache/ftcglyph.h
+ include/freetype/cache/ftcimage.h include/freetype/cache/ftcmanag.h
+ include/freetype/cache/ftcmru.h include/freetype/cache/ftcsbits.h:
+ Move to...
+
+ * src/cache/ftccache.h, src/cache/ftcglyph.h, src/cache/ftcimage.h,
+ src/cache/ftcsbits.h, src/cache/ftcmanag.h, src/cache/ftccmap.h,
+ src/cache/ftcmru.h: This new location.
+ Update declarations according to the changes in the corresponding
+ source files.
+
+ Note that these files are not used by FreeType clients; all public
+ APIs of the cache module have been already moved to
+ `include/freetype/ftcache.h', and all FT_CACHE_INTERNAL_XXXX_H
+ macros resolve to it.
+
+ Reason for the move is to allow modifications of the internals
+ without interferences with rogue clients. Note that there are no
+ known clients that access the cache internals at the moment.
+
+ * builds/unix/install.mk (install): Don't install headers from
+ $(CACHE_H).
+ Remove `freetype/cache' from the target directory.
+
+ * include/freetype/config/ftheader.h (FT_CACHE_MANAGER_H,
+ FT_CACHE_INTERNAL_MRU_H, FT_CACHE_INTERNAL_MANAGER_H,
+ FT_CACHE_INTERNAL_CACHE_H, FT_CACHE_INTERNAL_GLYPH_H,
+ FT_CACHE_INTERNAL_IMAGE_H, FT_CACHE_INTERNAL_SBITS_H): Point to
+ FT_CACHE_H.
+
+ * src/cache/ftcbasic.c, src/cache/ftccache.h, src/cache/ftccback.h,
+ src/cache/ftccmap.c, src/cache/ftcglyph.c, src/cache/ftcglyph.h,
+ src/cache/ftcimage.c, src/cache/ftcimage.h, src/cache/ftcmanag.c,
+ src/cache/ftcmanag.h, src/cache/ftcmru.h, src/cache/ftcsbits.c,
+ src/cache/ftcsbits.h: Don't use the FT_CACHE_INTERNAL_XXX_H macros
+ but include the headers directly (which are now in `src/cache').
+
+ * src/cache/ftccache.c: Don't use the FT_CACHE_INTERNAL_XXX_H
+ macros but include the headers directly.
+ (FTC_Cache_Init, FTC_Cache_Done, FTC_Cache_NewNode,
+ FTC_Cache_Lookup, FTC_Cache_RemoveFaceID): Declare as FT_LOCAL_DEF.
+
+ * src/cache/ftccache.c: Don't use the FT_CACHE_INTERNAL_XXX_H
+ macros but include the headers directly.
+ (FTC_MruNode_Prepend, FTC_MruNode_Up, FTC_MruNode_Remove,
+ FTC_MruList_Init, FTC_MruList_Reset, FTC_MruList_Done,
+ FTC_MruList_New, FTC_MruList_Remove, FTC_MruList_RemoveSelection):
+ Declare as FT_LOCAL_DEF.
+ (FTC_MruListFind, FTC_MruList_Lookup) [!FTC_INLINE]: Compile
+ conditionally.
+ Declare as FT_LOCAL_DEF.
+
+
+ * builds/win32/visualc/freetype.dsp: Update project file, add
+ missing base source files (ftstroke.c, ftxf86.c, etc.).
+
+
+ * src/autofit/afcjk.c, src/autofit/aflatin.c, src/base/ftobjs.c,
+ src/cff/cffobjs.c, src/cid/cidobjs.c, src/pfr/pfrobjs.c,
+ src/sfnt/sfobjs.c, src/sfnt/ttmtx.c, src/type1/t1afm.c,
+ src/type1/t1objs.c: Remove compiler warnings when building with
+ Visual C++ 6 and /W4.
+
+ * src/autofit/aflatin.c (af_latin_hints_init): Disable horizontal
+ hinting for italic/oblique fonts.
+
+
+
+ * src/truetype/ttpload.c, src/truetype/ttpload.h
+ (tt_face_get_device_metrics): Change second argument to `FT_UInt'.
+
+2006-03-06 David Turner <david@freetype.org>
+
+ * src/cache/ftcmanag.c (FTC_Manager_Lookup_Size): Prevent crashes in
+ Mozilla/FireFox print preview in Ubuntu Hoary.
+
+2006-02-28 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ * src/base/ftutil.c (ft_mem_qalloc) [FT_STRICT_ALIASING]: Do not
+ return error when size == 0.
+
+2006-02-28 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ * src/base/ftobjs.c (FT_Done_Library): Remove modules in reverse
+ order so that type42 module is removed before truetype module. This
+ avoids double free in some occasions.
+
+2006-02-28 David Turner <david@freetype.org>
+
+ * Release candidate VER-2-2-0-RC4.
+ ----------------------------------
+
+ * docs/CHANGES: Documentation updates.
+
+2006-02-28 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * modules.cfg (BASE_EXTENSIONS): Compile in ftgxval.c by default to
+ build ftvalid in ft2demos. It works as dummy ABI if gxvalid is not
+ built.
+
+2006-02-27 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/cache/ftccache.h
+ [FT_CONFIG_OPTION_OLD_INTERNALS]: Remove declaration of
+ ftc_node_done.
+
+ * src/cache/ftccache.c (ftc_node_destroy)
+ [!FT_CONFIG_OPTION_OLD_INTERNALS]: Mark as FT_LOCAL_DEF. This
+ should now fix all possible compilation options.
+
+2006-02-27 David Turner <david@freetype.org>
+
+ * src/base/ftutil.c (ft_mem_alloc, ft_mem_qalloc, ft_mem_realloc,
+ ft_mem_qrealloc): Return an error if a negative size is passed in
+ parameters.
+
+ * src/cache/ftccache.c (ftc_node_destroy): Mark as FT_BASE_DEF since
+ it needs to be exported for rogue clients.
+
+ * src/pshinter/pshglob.c (psh_blues_set_zones_0): Prevent problems
+ with malformed fonts which have an odd number of blue values (these
+ are broken according to the specs).
+
+ * src/cff/cffload.c (cff_subfont_load), src/type1/t1load.c
+ (T1_Open_Face): Modify the loaders to force even-ness of
+ `num_blue_values'.
+
+ (cff_index_access_element): Ignore invalid entries in index files.
+
+2006-02-27 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ * src/base/ftobjs.c (FT_Set_Char_Size): Check the case where width
+ or height is 0.
+
+2006-02-27 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * builds/mac/FreeType.m68k_cfm.make.txt,
+ builds/mac/FreeType.m68k_far.make.txt,
+ builds/mac/FreeType.ppc_carbon.make.txt,
+ builds/mac/FreeType.ppc_classic.make.txt: Update to new header
+ inclusion introduced on 2006-02-16.
+
+2006-02-27 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ * src/base/ftobjs.c (GRID_FIT_METRICS): New macro.
+ (ft_glyphslot_grid_fit_metrics, FT_Load_Glyph) [GRID_FIT_METRICS]:
+ Re-enable glyph metrics grid-fitting. It is now done in the base
+ layer.
+ (FT_Set_Char_Size, FT_Set_Pixel_Sizes): Make sure the width and
+ height are not too small or too large, just like we were doing in
+ 2.1.10.
+
+ * src/autofit/afloader.c (af_loader_load_g): The vertical metrics
+ are not scaled.
+
+2006-02-26 Werner Lemberg <wl@gnu.org>
+
+ * docs/release: Minor additions and clarifications.
+
+ * docs/CHANGES: Updated to reflect many fixes for backwards
+ compatibility. Still incomplete.
+
+2006-02-26 David Turner <david@freetype.org>
+
+ * src/base/ftobjs.c (ft_recompute_scaled_metrics): Re-enable
+ conservative rounding of metrics to avoid breaking clients like
+ Pango (see http://bugzilla.gnome.org/show_bug.cgi?id=327852).
+
+2006-02-25 Werner Lemberg <wl@gnu.org>
+
+ * devel/ftoption.h: Synchronize with
+ include/freetype/config/ftoption.h.
+
+ * src/cache/ftccache.c (ftc_node_destroy): Use FT_LOCAL_DEF (again).
+
+2006-02-25 David Turner <david@freetype.org>
+
+ Fix compiler warnings as well as C++ compilation problems.
+ Add missing prototypes.
+
+ * src/autofit/afcjk.c, src/base/ftobjs.c, src/base/ftutil.c,
+ src/bdf/bdfdrivr.c, src/cff/cffcmap.c, src/cff/cffobjs.c,
+ src/psaux/afmparse.c,, src/psaux/t1cmap.c, src/smooth/ftgrays.c
+ src/tools/apinames.c, src/truetype/ttdriver.c: Add various casts,
+ initialize variables, and decorate functions with FT_CALLBACK_DEF,
+ etc., to fix compiler warnings (and C++ compiling errors).
+
+ * src/cache/ftcbasic.c: Fix `-Wmissing-prototypes' warnings with
+ gcc.
+
+ * builds/unix/ftsystem.c: Don't include FT_INTERNAL_OBJECTS_H but
+ FT_INTERNAL_STREAM_H.
+
+ * src/base/ftsystem.c: Include FT_INTERNAL_STREAM_H.
+
+ * include/freetype/config/ftheader.h (FT_PFR_H): New macro.
+
+ * include/freetype/config/ftoption.h (FT_STRICT_ALIASING): Don't
+ define for C++.
+
+ * include/freetype/internal/services/svotval.h: Don't include
+ FT_OPENTYPE_VALIDATE_H but FT_INTERNAL_VALIDATE_H.
+
+ * include/freetype/internal/services/svpfr.h: Include FT_PFR_H.
+
+ * src/gzip/ftgzip.c: Include FT_GZIP_H.
+
+ * src/lzw/ftlzw.c, src/lzw/ftlzw2.c: Include FT_LZW_H.
+
+ * src/sfnt/ttbdf.c (tt_face_load_bdf_props): Rearrange code.
+
+2006-02-24 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ * src/base/ftoutln.c (FT_OUTLINE_GET_CONTOUR, ft_contour_has,
+ ft_contour_enclosed, ft_outline_get_orientation): Commented out. We
+ have to wait until `FT_GlyphSlot_Own_Bitmap' is stabilized.
+ (FT_Outline_Embolden): Use `FT_Outline_Get_Orientation'.
+
+2006-02-24 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ * include/freetype/ftbitmap.h (FT_Bitmap_Embolden): Update
+ documentation.
+
+ * include/freetype/ftsynth.h (FT_GlyphSlot_Own_Bitmap),
+ src/base/ftsynth.c (FT_GlyphSlot_Own_Bitmap): New function to make
+ sure a glyph slot owns its bitmap. It is also marked experimental
+ and due to change.
+ (FT_GlyphSlot_Embolden): Undo the last change. It turns out that
+ rendering the outline confuses some applications.
+
+2006-02-24 David Turner <david@freetype.org>
+
+ * Release candidate VER-2-2-0-RC3.
+ ----------------------------------
+
+ * src/cache/ftcbasic.c: Correct compatibility hack bug.
+
+2006-02-24 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ * include/freetype/freetype.h (FT_Size_RequestRec): Change the type
+ of `width' and `height' to `FT_Long'.
+ (enum FT_Size_Request_Type), src/base/ftobjs.c (FT_Request_Metrics):
+ New request type `FT_SIZE_REQUEST_TYPE_SCALES' to specify the scales
+ directly.
+
+2006-02-23 David Turner <david@freetype.org>
+
+ Two BDF patches from Debian libfreetype6 for 2.1.10.
+
+ * src/bdf/bdflib.c (_bdf_parse_glyphs): Fix a bug with zero-width
+ glyphs.
+ Fix a problem with large encodings.
+
+
+ Fix binary compatibility issues for gnustep-back (GNUstep backend
+ module) which still crashes under Sarge.
+
+ * src/cache/ftccmap.c (FTC_OldCMapType, FTC_OldCMapIdRec,
+ FTC_OldCMapDesc) [FT_CONFIG_OPTION_OLD_INTERNALS]: New data
+ structures and enumerations.
+ (FTC_CMapCache_Lookup) [FT_CONFIG_OPTION_OLD_INTERNALS]: New
+ compatibility code.
+
+ * src/cache/ftcbasic.c: Fix a silly bug that prevented our `hack' to
+ support rogue clients compiled against 2.1.7 to work correctly.
+ This probably explains the GNUstep crashes with the second release
+ candidate.
+
+2006-02-23 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ * include/freetype/ftoutln.h (enum FT_Orientation): New value
+ `FT_ORIENTATION_NONE'.
+
+ * src/base/ftoutln.c (FT_OUTLINE_GET_CONTOUR, ft_contour_has,
+ ft_contour_enclosed, ft_outline_get_orientation): Another version of
+ `FT_Outline_Get_Orientation'. This version differs from the public
+ one in that each part (contour not enclosed in another contour) of the
+ outline is checked for orientation.
+ (FT_Outline_Embolden): Use `ft_outline_get_orientation'.
+
+ * src/base/ftsynth.c (FT_GlyphSlot_Embolden): Render the outline and
+ use bitmap's embolden routine when the outline one failed.
+
+2006-02-22 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ * modules.cfg: Compile in ftotval.c and ftxf86.c by default for ABI
+ compatibility.
+
+ * src/sfnt/sfobjs.c (sfnt_done_face): Fix a memory leak.
+
+ * src/sfnt/ttsbit0.c (tt_sbit_decoder_load_bit_aligned,
+ tt_sbit_decoder_load_byte_aligned) [FT_OPTIMIZE_MEMORY]: Fix sbit
+ loading. (Only tested with bit aligned sbit with x_pos == 0.)
+
+ * src/truetype/ttpload.c (tt_face_load_hdmx,
+ tt_face_get_device_metrics) [FT_OPTIMIZE_MEMORY]: `hdmx' is not
+ actually used.
+
+2006-02-21 David Turner <david@freetype.org>
+
+ Add a new API named FT_Get_TrueType_Engine_Type to determine whether
+ we have a patented, unpatented, or unimplemented TrueType bytecode
+ interpreter.
+
+ The FT_Get_Module_Flags API was removed consequently.
+
+ * include/freetype/ftmodapi.h (FT_Module_Get_Flags): Removed.
+ Replaced with...
+ (FT_Get_TrueType_Engine_Type): This.
+ (FT_TrueTypeEngineType): New enumeration.
+
+ * include/freetype/internal/ftserv.h (FT_SERVICE_TRUETYPE_ENGINE_H):
+ New macro.
+
+ * src/base/ftobjs.c: Include FT_SERVICE_TRUETYPE_ENGINE_H.
+ (FT_Module_Get_Flags): Removed. Replaced with...
+ (FT_Get_TrueType_Engine_Type): This.
+
+ * src/truetype/ttdriver.c: Include FT_SERVICE_TRUETYPE_ENGINE_H.
+ (tt_service_truetype_engine): New service structure.
+ (tt_services): Register it.
+
+ * include/freetype/internal/services/svtteng.h: New file.
+
+
+ * src/sfnt/sfobjs.c (sfnt_load_face): Fix silly bug that prevented
+ embedded bitmaps from being correctly listed and used.
+
+
+ * src/sfnt/ttmtx.c (tt_face_load_hmtx): Disable memory optimization
+ if FT_CONFIG_OPTION_OLD_INTERNALS is used. The is necessary because
+ libXfont is directly accessing the HMTX data, unfortunately.
+ Fix some compiler warnings.
+ (tt_face_get_metrics): Ditto.
+
+
+ * src/pfr/pfrsbit.c (pfr_slot_load_bitmap): Fix handling of
+ character advances.
+
+2006-02-20 David Turner <david@freetype.org>
+
+ Support binary compatibility with the X.Org server's Xfont library.
+ Note that this change unfortunately prevents memory optimizations
+ for the embedded bitmap loader.
+
+ * include/freetype/internal/sfnt.h (SFNT_Interface): Move
+ `set_sbit_strike' and `load_sbit_metrics' fields to the location of
+ version 2.1.8.
+
+ * src/sfnt/sfdriver.c (tt_face_set_sbit_strike_stub): Call
+ FT_Size_Request.
+ (sfnt_interface): Updated.
+
+ * src/sfnt/ttsbit.c [FT_CONFIG_OPTION_OLD_INTERNALS]: Don't load
+ ttsbit0.c.
+ (tt_load_sbit_metrics): Make `sbit_small_metrics_fields' static.
+
+ * src/sfnt/ttsbit.h: Updated.
+
+2006-02-17 David Turner <david@freetype.org>
+
+ * builds/unix/unix-cc.in (LINK_LIBRARY): Don't filter out exported
+ functions anymore. This ensures that all FT_BASE internal functions
+ are available for dynamic linking.
+
+ * include/freetype/ftcache.h (FTC_IMAGE_TYPE_COMPARE,
+ FTC_IMAGE_TYPE_HASH), src/cache/ftcbasic.c (FTC_OldFontRec,
+ FTC_OldImageDescRec, FTC_ImageCache_Lookup, FTC_Image_Cache_New,
+ FTC_OldImage_Desc, FTC_OLD_IMAGE_FORMAT, ftc_old_image_xxx,
+ ftc_image_type_from_old_desc, FTC_Image_Cache_Lookup,
+ FTC_SBitCache_Lookup, FTC_SBit_Cache_New, FTC_SBit_Cache_Lookup)
+ [FT_CONFIG_OPTION_OLD_INTERNALS]: Try to revive old functions of the
+ cache sub-system. We try to recognize old legacy signatures with a
+ gross hack (hope it works).
+
+2006-02-17 Werner Lemberg <wl@gnu.org>
+
+ * devel/ftoption.h: Synchronize with
+ include/freetype/config/ftoption.h.
+
+2006-02-16 David Turner <david@freetype.org>
+
+ Massive changes to the internals to respect the internal object
+ layouts and exported functions of FreeType 2.1.7. Note that the
+ cache sub-system cannot be fully retrofitted, unfortunately.
+
+ * include/freetype/config/ftoption.h
+ (FT_CONFIG_OPTION_OLD_INTERNALS): New macro.
+
+ * include/freetype/ftcache.h, include/freetype/cache/ftccache.h,
+ include/freetype/cache/ftccmap.h,
+ include/freetype/internal/ftcalc.h,
+ include/freetype/internal/ftdriver.h,
+ include/freetype/internal/ftmemory.h,
+ include/freetype/internal/ftobjs.h,
+ include/freetype/internal/psaux.h, include/freetype/internal/sfnt.h,
+ include/freetype/internal/t1types.h,
+ include/freetype/internal/tttypes.h, src/base/ftcalc.c,
+ src/base/ftdbgmem.c, src/base/ftobjs.c, src/base/ftutil.c,
+ src/bdf/bdfdrivr.c, src/cache/ftccache.c, src/cache/ftccback.h,
+ src/cache/ftcmanag.c, src/cff/cffdrivr.c, src/cid/cidriver.c,
+ src/pcf/pcfdrivr.c, src/pfr/pfrdrivr.c, src/psaux/psauxmod.c,
+ src/sfnt/sfdriver.c, src/truetype/ttdriver.c, src/type1/t1driver.c,
+ src/type1/t1objs.c, src/type42/t42drivr.c, src/winfonts/winfnt.c:
+ Use FT_CONFIG_OPTION_OLD_INTERNALS to revive old functions and data
+ structures.
+
+ Move newly added structure elements to the end of the affected
+ structure and add stub fields (if FT_CONFIG_OPTION_OLD_INTERNALS is
+ defined) to assure binary compatibility with older FreeType
+ versions.
+ Use FT_CONFIG_OPTION_OLD_INTERNALS to add function stubs for old
+ functions:
+
+ ft_stub_set_char_sizes
+ ft_stub_set_pixel_sizes
+
+ Rename the following internal functions to provide the old function
+ names as stubs:
+
+ FT_Alloc -> ft_mem_alloc
+ FT_QAlloc -> ft_mem_qalloc
+ FT_Realloc -> ft_mem_realloc
+ FT_QRealloc -> ft_mem_qrealloc
+ FT_Free -> ft_mem_free
+ FT_Alloc_Debug -> ft_mem_alloc_debug
+ FT_QAlloc_Debug -> ft_mem_qalloc_debug
+ FT_Realloc_Debug -> ft_mem_realloc_debug
+ FT_QRealloc_Debug -> ft_mem_qrealloc_debug
+ FT_Free_Debug -> ft_mem_free_debug
+
+2006-02-15 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ * include/freetype/internal/ftobjs.h (FT_Face_InternalRec): Remove
+ unused `max_points' and `max_contours'.
+
+ * src/cid/cidobjs.c (cid_face_init), src/type1/t1objs.c
+ (T1_Face_Init), src/type42/t42objs.c (T42_Face_Init): Update.
+
+ * include/freetype/internal/tttypes.h (TT_FaceRec): Remove unused
+ `max_components'.
+
+ * src/truetype/ttinterp.h (TT_ExecContextRec): Remove unused
+ `loadSize' and `loadStack'.
+
+ * src/truetype/ttinterp.c (TT_Done_Context, TT_Load_Context),
+ src/sfnt/ttload.c (tt_face_load_maxp): Update.
+
+ * src/cff/cffobjs.h (cff_size_select), src/sfnt/sfdriver.c
+ (sfnt_interface), src/truetype/ttdriver.c (tt_size_request): Fix
+ compiler errors/warnings when TT_CONFIG_OPTION_EMBEDDED_BITMAPS is not
+ defined.
+
+ * src/sfnt/ttmtx.c (tt_face_load_hmtx, tt_face_get_metrics): Fix
+ possible segment faults for the non-FT_OPTIMIZE_MEMORY'ed versions.
+ (finally!)
+
+
+ For most OpenType tables, `tt_face_load_xxxx' simply loads the table
+ and `face->root' is set later in `sfnt_load_face'. Here, we try to
+ make this work for _all_ tables. Also improve tracing messages.
+
+ * src/sfnt/ttsbit.c, src/sfnt/ttsbit0.c, src/sfnt/ttload.c,
+ src/sfnt/ttmtx.c: all `tt_face_load_xxxx' should load the table and
+ then exit. Error handling or setting face->root is done later in
+ `sfnt_load_face'.
+
+ * src/sfnt/sfobjs.c (sfnt_load_face): Work harder.
+ Mac bitmap-only fonts are not scalable.
+ Check that `face->header.Units_Per_EM' is not zero.
+ (LOAD_, LOADM_): Emit pretty trace messages.
+
+ * src/sfnt/ttsbit0.c (tt_face_load_strike_metrics): Read metrics
+ from `eblc'.
+
+ * src/sfnt/ttcmap.c (tt_face_build_cmaps), src/sfnt/ttpost.c
+ (load_format_20, load_format_25, tt_face_get_ps_name): Use
+ face->max_profile.numGlyphs, instead of face->root.num_glyphs.
+
+2006-02-14 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/ftoutln.h (FT_Outline_Embolden): Mention in
+ documentation that negative strength values are possible.
+ Give an example call.
+
+ * include/freetype/freetype.h (FT_GlyphSlotRec): Improve
+ documentation of `outline' field.
+
+ * src/sfnt/sfobjc.s: Inckude FT_INTERNAL_DEBUG_H.
+ * src/sfnt/sfdriver.c: Include ttmtx.h.
+
+ * src/autofit/afcjk.c: Include aftypes.h and aflatin.h.
+
+2006-02-14 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ * src/sfnt/ttmtx.c (tt_face_get_metrics): Typo.
+
+2006-02-14 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ * src/sfnt/ttmtx.c (tt_face_load_hhea, tt_face_load_hmtx): Simply
+ return error if table is missing.
+ Check table length in non-FT_OPTIMIZE_MEMORY'ed `tt_face_load_hmtx'.
+
+ * src/sfnt/sfobjs.c (sfnt_load_face): Take care of missing metrics
+ tables. The last change makes Mac bitmap-only font not load and
+ this fixes it.
+
+ * src/truetype/ttgload.c (load_truetype_glyph): Fix compilation
+ error when FT_CONFIG_OPTION_INCREMENTAL is defined.
+
+2006-02-13 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ Clean up the SFNT_Interface. In this final pass, `load_hmtx' is
+ split from `load_hhea'.
+
+ * include/freetype/internal/sfnt.h, src/sfnt/sfdriver.c,
+ src/sfnt/ttmtx.c, src/sfnt/ttmtx.h: Split `hmtx' from `hhea'.
+
+ * src/sfnt/sfobjs.c (sfnt_load_face): Update.
+
+2006-02-13 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ * src/sfnt/ttmtx.h, src/sfnt/ttmtx.c: Why are there two copies of
+ code...
+
+2006-02-13 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ Clean up the SFNT_Interface. In this pass, we want to treat the
+ font directory (offset table and table directory) as a normal table
+ like the others. This also means that TTCs are no longer recognized
+ there but in `init_face'.
+
+ * include/freetype/internal/sfnt.h (SFNT_Interface),
+ src/sfnt/sfdriver.c: `load_sfnt_header' and `load_directory' are
+ combined and renamed to `load_font_dir'.
+
+ * src/sfnt/ttload.h, src/sfnt/ttload.c:
+ s/sfnt_dir_check/check_table_dir/.
+ `sfnt_init' is moved to sfobjs.c and renamed to `sfnt_open_font'.
+ `tt_face_load_sfnt_header' and `tt_face_load_directory' are combined
+ and renamed to `tt_face_load_font_dir'.
+
+ * src/sfnt/sfobjs.c (sfnt_init_face): Recognize TTC here.
+
+2006-02-13 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ Clean up the SFNT_Interface. Table loading functions are now named
+ after the tables' tags; `hdmx' is TrueType-specific and thus the
+ code is moved to the truetype module; `get_metrics' is moved here
+ from the truetype module so that the code can be shared with the cff
+ module.
+
+ This pass involves no real changes. That is, the code is moved
+ verbatim mostly. The only exception is the return value of
+ `tt_face_get_metrics'.
+
+ * include/freetype/internal/sfnt.h, src/sfnt/rules.mk,
+ src/sfnt/sfdriver.c, src/sfnt/sfnt.c, src/sfnt/sfobjs.c,
+ src/sfnt/ttload.c, src/sfnt/ttload.h, src/sfnt/ttsbit.c,
+ src/sfnt/ttsbit.h, src/sfnt/ttsbit0.c: Clean up the SFNT_Interface.
+
+ * src/sfnt/ttmtx.c, src/sfnt/ttmtx.h: New files. Metrics-related
+ tables' loading and parsing code is moved to here.
+ Move `tt_face_get_metrics' here from the truetype module. The
+ return value is changed from `void' to `FT_Error'.
+
+ * include/freetype/internal/fttrace.h: New trace: ttmtx.
+
+ * src/truetype/ttpload.c, src/truetype/ttpload.h: `hdmx' loading and
+ parsing code is moved here.
+ New function `tt_face_load_prep' split from `tt_face_load_fpgm'.
+ `tt_face_load_fpgm' returns `FT_Err_Ok' if `fpgm' doesn't exist.
+
+ * src/cff/cffgload.c, src/cff/cffobjs.c: Update.
+
+ * src/truetype/ttgload.c, src/truetype/ttobjs.c: Update.
+
+2006-02-11 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ * src/autofit/afcjk.c (af_cjk_metrics_init): Fix a stupid bug...
+
+ * src/autofit/aflatin.c (af_latin_metrics_init_widths): Use
+ AF_LatinMetricsRec as the dummy metrics because we cast the metrics
+ to it later in `af_latin_hints_link_segments'.
+
+2006-02-11 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ * include/freetype/config/ftoption.h (AF_CONFIG_OPTION_CJK): #define
+ to enable autofit CJK script support. (#define'd by default.)
+
+ * src/autofit/aflatin.h (AF_LATIN_CONSTANT): New macro.
+
+ * src/autofit/aflatin.c (af_latin_metrics_init_widths): Make sure
+ that `edge_distance_threshold' is always set.
+ (af_latin_hints_link_segments): Potential divide-by-zero bug.
+ Use latin constant in the scoring formula.
+
+ * src/autofit/afcjk.c: Minor updates due to the above three changes.
+
+ * docs/TODO, docs/CHANGES: Updated.
+
+2006-02-09 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ Introduce experimental autofit CJK module based on akito's autohint
+ patch. You need to #define AF_MOD_CJK in afcjk.c to enable it.
+
+ * src/autofit/afglobal.c, src/autofit/afcjk.h, src/autofit/afcjk.c,
+ src/autofit/rules.mk, src/autofit/autofit.c, src/autofit/aftypes.h:
+ Add CJK module based on akito's autohint patch.
+
+ * src/autofit/afhints.h (AF_SegmentRec): New field `len' for the
+ overlap length of the segments.
+ (AF_SEGMENT_LEN, AF_SEGMENT_DIST): New macros.
+
+ * src/autofit/aflatin.h (af_latin_metrics_init_widths),
+ src/autofit/aflatin.c (af_latin_metrics_init_widths): Made
+ `FT_LOCAL'.
+ Use the character given by the caller.
+ (af_latin_metrics_init_widths, af_latin_hints_link_segments): Scale
+ the thresholds.
+
+ * src/autofit/afloader.c (af_loader_load_g): Respect
+ AF_SCALER_FLAG_NO_ADVANCE.
+
+2006-02-09 Werner Lemberg <wl@gnu.org>
+
+ * src/cid/cidparse.c (cid_parse_new): Remove shadowing variable.
+
+2006-02-09 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/cid/cidparse.c (cid_parse_new): Fix for abnormally short or
+ broken CIDFont. Reported by Taek Kwan(TK) Lee (see ft-devel
+ 2005-11-02).
+
+2006-02-08 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * builds/unix/configure.ac: Fix bug for `--with-old-mac-fonts'
+ option on UNIX platform. It has been broken since 2006-01-11.
+
+2006-02-01 Werner Lemberg <wl@gnu.org>
+
+ * src/otvalid/module.mk: s/otvalid_module_class/otv_module_class/.
+ * src/gxvalid/module.mk: s/gxvalid_module_class/gxv_module_class/.
+
+ * builds/unix/unixddef.mk: Actually do define PLATFORM (fixing
+ change from 2006-01-31).
+ (TOP_DIR, OBJ_DIR): Update.
+
+ * builds/unix/install.mk (install): Fix path for ftmodule.h.
+
+ * Makefile, *.mk, builds/unix/unix-cc.in, builds/unix-def.in: Use
+ `?=' where appropriate.
+
+ * builds/detect.mk (TOP_DIR), builds/os2/os2-dev.mk (TOP_DIR),
+ builds/win32/w32-dev.mk (TOP_DIR): Removed. Defined elsewhere.
+
+2006-01-31 Werner Lemberg <wl@gnu.org>
+
+ Implement new, simplified module selection. With GNU make it is now
+ sufficient to modify a single file, `modules.cfg', to control the
+ inclusion of modules and base extension files.
+
+ This change also fixes the creation of ftmodule.h; it now depends on
+ `modules.cfg' and thus is rebuilt only if necessary.
+
+ Finally, a version of `ftoption.h' in OBJ_DIR is preferred over the
+ default location.
+
+ * modules.cfg: New file.
+
+ * builds/freetype.mk: Don't include `modules.mk'.
+ Include all `rules.mk' files as specified in `modules.cfg'.
+ (FTOPTION_FLAG, FTOPTION_H): New variables.
+ (FT_CFLAGS): Add macro definition for FT_CONFIG_MODULES_H.
+ Add FTOPTION_FLAG.
+ ($(FT_INIT_OBJ)): Don't use FT_MODULE_LIST.
+ (CONFIG_H): Add FTMODULE_H and FTOPTION_H.
+ (INCLUDES): Add DEVEL_DIR.
+ (INCLUDE_FLAGS, FTSYS_SRC, FTSYS_OBJ, FTDEBUG_SRC, FTDEBUG_OBJ,
+ OBJ_M, OBJ_S): Use `:=', not `='.
+ (remove_ftmodule_h): New phony target to delete `ftmodule.h'.
+ (distclean): Add remove_ftmodule_h.
+
+ * builds/modules.mk: (MODULE_LIST): Removed.
+ (make_module_list, clean_module_list): Replace targets
+ with...
+ (FTMODULE_H_INIT, FTMODULE_H_CREATE, FTMODULE_H_DONE): New
+ variables. Reason for the change is that it is not possible to have
+ a phony prerequisite which is run only if the target file must be
+ rebuilt (phony prerequisites act like subroutines and are *always*
+ executed). We only want to rebuild `ftmodule.h' if `module.cfg' is
+ changed.
+ Update all callers.
+ ($FTMODULE_H)): Rule to create `ftmodule.h', depending on
+ `modules.cfg'.
+
+ * builds/toplevel.mk: Rewrite and simplify module handling.
+ (MODULES_CFG, FTMODULE_H): New variables.
+ Include MODULES_CFG.
+ (MODULES): New variable to include all `module.mk' and `rules.mk'
+ files. We no longer use make's `wildcard' function for this.
+
+ * Makefile (USE_MODULES): Remove. Update all users.
+ (OBJ_DIR): Define it here.
+
+ * src/*/module.mk: Change
+
+ make_module_list: foo
+ foo: ...
+
+ to
+
+ FTMODULE_H_COMMANDS += FOO
+ define FOO
+ ...
+ endef
+
+ in all files. `FTMODULE_H_COMMANDS' is used in `FTMODULE_H_CREATE'.
+
+ * src/base/rules.mk (BASE_EXT_SRC): Use BASE_EXTENSIONS.
+
+ * builds/unix/detect.mk (setup): Always execute `configure' script.
+ (have_mk): Rename to...
+ (have_Makefile): This.
+ Don't use `strip' function.
+
+ * builds/unix/unix.mk: Include `install.mk' only if BUILD_PROJECT is
+ defined.
+ (have_mk): Don't use `strip' function.
+ Test for unix-def.mk in OBJ_DIR, not BUILD_DIR (and invert the test
+ accordingly).
+
+ * builds/unix/install.mk (install, uninstall): Handle `ftmodule.h'.
+
+ * builds/os2/os2-dev.mk, builds/unix/unix-dev.mk,
+ builds/win32/w32-bccd.mk, builds/win32/w32-dev.mk: Don't define
+ BUILD_DIR but DEVEL_DIR for development header files.
+
+ * builds/ansi/ansi-def.mk (TOP_DIR, OBJ_DIR),
+ builds/beos/beos-def.mk (TOP_DIR, OBJ_DIR), builds/unix/unix-def.in
+ (TOP_DIR, OBJ_DIR): Removed. Defined elsewhere.
+
+ * builds/dos/dos-def.mk (OBJ_DIR), builds/os2/os2-def.mk (OBJ_DIR),
+ builds/win32/win32-def.mk (OBJ_DIR): Removed. Defined elsewhere.
+
+ * builds/unix/unixddef.mk: Don't define BUILD_DIR but DEVEL_DIR for
+ development header files.
+ Don't define PLATFORM.
+
+ * configure: Copy `modules.cfg' to builddir if builddir != srcdir.
+ Update snippet taken from autoconf's m4sh.m4 to current CVS version.
+ Be more verbose.
+
+ * include/freetype/config/ftmodule.h: Add comments -- this file is
+ no longer used if FreeType is built with GNU make.
+
+ * docs/CHANGES, docs/CUSTOMIZE, docs/INSTALL, docs/INSTALL.ANY,
+ docs/INSTALL.GNU, docs/INSTALL.UNX: Document new build mechanism.
+ Other minor updates.
+
+ * modules.txt: Removed. Contents included in `modules.cfg'.
+
+
+ * include/freetype/internal/ftmemory.h (FT_QAlloc_Debug,
+ FT_Free_Debug) [FT_STRICT_ALIASING]: Fix typos.
+
+ * src/base/ftdbgmem.c (FT_Alloc_Debug, FT_Realloc_Debug,
+ FT_QAlloc_Debug, FT_QRealloc_Debug, FT_Free_Debug)
+ [FT_STRICT_ALIASING]: Implement.
+
+2006-01-31 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ * src/cff/cffobjs.c (cff_face_init), src/cid/cidobjs.c
+ (cid_face_init), src/pfr/pfrobjs.c (pfr_face_init),
+ src/type1/t1objs.c (T1_Face_Init): Set face->height to MAX(1.2 *
+ units_per_EM, ascender - descender).
+
+2006-01-31 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ * include/freetype/internal/t1types.h (AFM_FontInfo),
+ src/psaux/afmparse.c, src/tools/test_afm.c: Read `FontBBox',
+ `Ascender', and `Descender' from an AFM.
+
+ * src/type1/t1afm.c (T1_Read_Metrics): Use the metrics from the AFM.
+
+ * include/freetype/freetype.h (FT_FaceRec): Mention that fields may
+ be changed after file attachment.
+
+2006-01-28 Werner Lemberg <wl@gnu.org>
+
+ * src/*/module.mk (.PHONY): Add.
+
+2006-01-27 Werner Lemberg <wl@gnu.org>
+
+ * README, docs/FTL.TXT: Fix email address for bug reports.
+ Other minor formatting.
+
+ * devel/ftoption.h: Synchronize with
+ include/freetype/config/ftoption.h.
+
+ * src/autofit/module.mk (add_autofit_module), src/bdf/module.mk
+ (add_bdf_module), src/type42/module.mk (add_type42_driver): Fix
+ whitespace.
+
+ * src/smooth/module.mk (add_smooth_renderer): Add lcd and lcdv
+ renderer classes.
+
+2006-01-27 David Turner <david@freetype.org>
+
+ * builds/unix/configure.ac: Fix build problem on Cygwin.
+
+ * builds/unix/install.mk (install): Don't install the internal
+ headers, and remove existing ones if found in the target install
+ directory.
+
+ * src/autofit/afwarp.c: Add simple #ifdef to prevent compilation
+ if the warp hinter isn't active (it shouldn't, still experimental).
+
+ * Jamfile, include/freetype/config/ftmodule.h: Remove `gxvalid'
+ and `otvalid' from the list of modules that are linked statically
+ to a given FreeType library. Functionality has been moved to the
+ `ftvalid' CVS module.
+
+ Note also that current Make-based build system still compiles the
+ modules though.
+
+ * include/freetype/config/ftoption.h (FT_STRICT_ALIASING): New macro
+ which controls the definitions of the memory management functions to
+ avoid warnings with recent versions of GCC. This macro is only here
+ to be disabled, in case we detect problems with the new scheme.
+
+ NOTE: Disable macro to use the memory debugger -- this will be fixed
+ later!
+
+ * include/freetype/internal/ftmemory.h, src/base/ftutil.c (FT_Alloc,
+ FT_QAlloc, FT_Realloc, FT_QRealloc, FT_Free) [FT_STRICT_ALIASING]:
+ New versions.
+
+
+ * builds/win32/visualc/freetype.dsp: Updating project file to
+ define FT2_BUILD_LIBRARY, and remove gxvalid + otvalid modules from
+ compilation.
+
+
+ * builds/freetype.mk (FT_CFLAGS), Jamfile (DEFINES): Define the
+ macro FT2_BUILD_LIBRARY when compiling the library.
+
+ * include/freetype/config/ftheader.h: Remove inclusions of internal
+ headers except if the macro FT2_BUILD_LIBRARY is defined.
+
+
+ * include/freetype/internal/psaux.h (AFM_KernPair, AFM_TrackKern,
+ AFM_FontInfo): Move structure declarations to...
+ * include/freetype/internal/t1types.h: This file.
+
+
+ * (many files): Fix compiler warnings.
+ Various minor reorganizations.
+
+
+ * src/cff/cffload.c (cff_font_done): Don't free static array
+ `subfonts'.
+
+ * src/otvalid/otvcommn.c (otv_ClassDef_validate),
+ src/otvalid/otvgpos.c (otv_x_sxy): Fix debugging information.
+
+
+ Get rid of writable static variables (i.e., the string table) in
+ afmparse, and fix compilation in FT2_MULTI mode.
+
+ * src/psaux/afmparse.c: Include ft2build.h and FT_FREETYPE_H.
+ (AFM_MAX_ARGUMENTS): Define...
+ * src/psaux/afmparse.h: Here.
+ * src/psaux/Jamfile (_sources): Add afmparse.
+
+ * src/psaux/psconv.c: Include psconv.h.
+
+ * src/type1/t1afm.c: Don't include FT_INTERNAL_TYPE1_TYPES_H but
+ FT_INTERNAL_POSTSCRIPT_AUX_H.
+ * src/type1/t1afm.h: Include FT_INTERNAL_TYPE1_TYPES_H.
+
+2006-01-23 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ * include/freetype/freetype.h (FT_Select_Size): Rename the second
+ argument from `idx' to `strike_index'.
+ (FT_Size_Request_Type): Add FT_SIZE_REQUEST_TYPE_MAX to the end of
+ this enum.
+
+ * include/freetype/internal/ftobjs.h (FT_REQUEST_WIDTH,
+ FT_REQUEST_HEIGHT): New macros to get the width and height of a
+ request, in fractional pixels.
+
+ * include/freetype/internal/ftobjs.h (FT_Select_Metrics,
+ FT_Request_Metrics), src/base/ftobjs.c (FT_Select_Metrics,
+ FT_Request_Metrics): New base functions to set the font metrics. They
+ were part of FT_Select_Size/FT_Request_Size and are made independent
+ functions so that metrics are not set again and again.
+
+ * src/base/ftobjs.c (FT_Select_Size, FT_Request_Size): Metrics are set
+ only when driver's size_select/size_request is NULL. That is, drivers
+ should set the metrics themselves.
+ (FT_Match_Size): Round before matching. This was what we did and it
+ does cause some problems without rounding.
+
+ * src/cff/cffobjs.c (cff_size_select), src/truetype/ttdriver.c
+ (tt_size_select): Set the font metrics.
+ s/index/strike_index/.
+ The scaled metrics are always preferred over strikes' metrics, even
+ when some strike is selected. This is done because the strikes'
+ metrics are not reliable, e.g., the sign of the descender is wrong for
+ some fonts.
+
+ * src/cff/cffobjs.c (cff_size_request), src/truetype/ttdriver.c
+ (tt_size_request): Set the font metrics.
+ Call cff_size_select/tt_size_select when some strike is matched.
+
+ * src/bdf/bdfdrivr.c, src/cff/cffobjs.c, src/cid/cidobjs.c,
+ src/pcf/pcfdrivr.c, src/truetype/ttdriver.c, src/type1/t1objs.c,
+ src/type1/t1objs.h, src/type42/t42objs.c, src/winfonts/winfnt.c:
+ Set the font metrics.
+ s/index/strike_index/.
+
+ * src/tools/test_afm.c, src/psaux/psconv.c: Older versions of these
+ files were committed. Just a catch-up.
+ (PS_Conv_ToFixed): Remove the `goto'.
+ (PS_Conv_ASCIIHexDecode, PS_Conv_EexecDecode): Speed up a little.
+
+ * src/sfnt/ttsbit.c (tt_face_load_sbit_strikes,
+ tt_face_load_strike_metrics), src/sfnt/ttsbit0.c
+ (tt_face_load_sbit_strikes, tt_face_load_strike_metrics): The
+ advertised metrics in `available_sizes' are different from those
+ actually used.
+
+2006-01-23 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ * src/psaux/psaux.c src/psaux/psauxmod.c src/type1/t1driver.c: Make
+ AFM parser optional, controlled by `T1_CONFIG_OPTION_NO_AFM'.
+
+2006-01-22 Werner Lemberg <wl@gnu.org>
+
+ * builds/unix/install-sh, builds/unix/mkinstalldirs: Updated from
+ `texinfo' CVS module at savannah.gnu.org.
+
+2006-01-21 Werner Lemberg <wl@gnu.org>
+
+ * src/autofit/rules.mk (AUTOF_DRV_SRC): Add afwarp.c.
+
+ * src/autofit/afloader.c (af_loader_load_g): Move AF_USE_WARPER up
+ to avoid compiler warnings.
+
+ * src/autofit/afwarp.c (af_warper_compute_line_best): Remove
+ shadowing variable declarations.
+ Fix warning parameters and replace printf with AF_LOG.
+ (af_warper_compute): Remove unused variable.
+
+2006-01-20 David Turner <david@freetype.org>
+
+ Adding experimental implementation of `warp hinting' (new hinting
+ algorithm for gray-level and LCD rendering). It is disabled by
+ default, you need to #define AF_USE_WARPER in aftypes.h.
+
+ * src/autofit/afhints.c (af_glyph_hints_scale_dim) [AF_USE_WARPER]:
+ New function.
+ * src/autofit/afhints.h: Updated.
+
+ * src/autofit/aflatin.c [AF_USE_WARPER]: Include afwarp.h.
+ (af_latin_hints_init) [AF_USE_WARPER]: Reset mode to
+ FT_RENDER_MODE_NORMAL if an LCD mode is selected.
+ (af_latin_hints_apply) [AF_USE_WARPER]: Call af_warper_compute
+ appropriately.
+
+ * src/autofit/afloader.c (af_loader_load_g) [!AF_USER_WARPER]:
+ Isolate code for adjusting metrics.
+
+ * src/autofit/aftypes.h (AF_USE_WARPER): New macro (commented out by
+ default).
+
+ * src/autofit/afwarp.c, src/autofit/afwarp.h: New files.
+
+ * src/autofit/autofit.c [AF_USE_WARPER]: Include afwarp.c.
+
+ * src/autofit/Jamfile (_sources): Add afwarp.
+
+2006-01-19 David Turner <david@freetype.org>
+
+ * src/sfnt/ttsbit0.c (tt_face_load_strike_metrics): Fix small bug
+ that prevented compilation when FT_OPTIMIZE_MEMORY is defined.
+
+2006-01-19 Brian Weed <bw@imaginengine.com>
+
+ * builds/win32/visualc/freetype.dsp: Updated.
+
+2006-01-17 Werner Lemberg <wl@gnu.org>
+
+ Use pscmap service in CFF module.
+
+ * src/cff/cffcmap.c (cff_cmap_uni_pair_compare): Removed.
+ (cff_sid_to_glyph_name): New function.
+ (cff_cmap_unicode_init, cff_cmap_unicode_done,
+ cff_cmap_unicode_char_index, cff_cmap_unicode_char next): Use pscmap
+ service.
+ (cff_cmap_unicode_class_rec): Updated.
+ * src/cff/cffcmap.h (CFF_CMapUnicode, CFF_CMap_UniPair): Removed.
+
+
+ * src/psnames/psmodule.c (ps_unicodes_char_next): Fix `unicode'
+ return value.
+
+
+ * src/psaux/afmparse.c (afm_parser_read_vals): Use double casting
+ to avoid compiler warnings regarding type-punning.
+
+2006-01-16 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ * src/psaux/afmparse.c, src/psaux/afmparse.h: New files which
+ implement an AFM parser.
+
+ * src/psaux/psconv.c, src/psaux/psconv.h: New files to provide
+ conversion functions (e.g., PS real number => FT_Fixed) for the
+ PS_Parser and AFM_Parser. Some of the functions are taken, with
+ some modifications, from the file psobjs.c.
+
+ * src/psaux/psobjs.c: Use functions from psconv.c.
+
+ * include/freetype/internal/psaux.h, src/psaux/psauxmod.c: Add
+ `AFM_Parser' to the `psaux' service.
+
+ * src/psaux/psaux.c, src/psaux/rules.mk (PSAUX_DRV_SRC): Include
+ those new files.
+
+ * src/tools/test_afm.c: A test program for AFM parser.
+
+ * include/freetype/internal/services/svkern.h: New file providing a
+ `Kerning' service. It is currently only used to get the track
+ kerning information.
+
+ * include/freetype/internal/ftserv.h (FT_SERVICE_KERNING_H): New
+ macro.
+
+ * src/type1/t1driver.c, src/type1/t1objs.c, src/type1/t1afm.c,
+ src/type1/t1afm.h: Update to use the AFM parser.
+ Provide the `Kerning' service.
+
+ * include/freetype/freetype.h, src/base/ftobjs.c: New API
+ `FT_Get_Track_Kerning'.
+
+2006-01-15 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ * include/freetype/internal/ftobjs.h, src/base/ftobjs.c,
+ src/bdf/bdfdrivr.c, src/cff/cffgload.c, src/cid/cidgload.c,
+ src/pcf/pcfdrivr.c, src/type1/t1gload.c, src/winfonts/winfnt.c:
+ s/ft_fake_vertical_metrics/ft_synthesize_vertical_metrics/.
+
+ * docs/CHANGES: Mention that vertical metrics are synthesized for
+ fonts not having this info.
+
+2006-01-15 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ * include/freetype/internal/ftobjs.h (ft_fake_vertical_metrics),
+ src/base/ftobjs.c (ft_fake_vertical_metrics): New function to fake
+ vertical metrics.
+
+ * src/cff/cffgload.c, src/cid/cidgload.c, src/pcf/pcfdrivr.c,
+ src/type1/t1gload.c, src/winfonts/winfnt.c: Fake vertical metrics,
+ which are monotone.
+
+ * src/truetype/ttgload.c (compute_glyph_metrics): Some fixes and
+ formattings in vertical metrics faking. There is still room for
+ improvements (and so does the CFF module).
+
+2006-01-15 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ * src/bdf/bdfdrivr.c (BDF_Glyph_Load), src/pcf/pcfdrivr.c
+ (PCF_Glyph_Load), src/winfonts/winfnt.c (FNT_Load_Glyph): Don't set
+ the linear advance fields as they are only used by the outline
+ glyphs.
+
+ * include/freetype/freetype.h: Documentation updates and
+ clarifications.
+ The meaning of FT_LOAD_FORCE_AUTOHINT is changed so that no real
+ change need be made to the code.
+
+ * src/base/ftobjs.c (FT_Load_Glyph): Resolve flag dependencies and
+ decide whether to use the auto-hinter according to documentation.
+ There should to be no real difference.
+ Some checks (e.g., is text height positive?) after the glyph is
+ loaded.
+ (FT_Select_Size, FT_Request_Size): Scales are set to wrong values.
+ Be careful that scales won't be negative.
+
+2006-01-14 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ * docs/CHANGES: Mention the size selection change.
+
+ * src/bdf/bdfdrivr.c (BDF_Size_Request, BDF_Size_Select),
+ src/pcf/pcfdrivr.c (PCF_Size_Request, PCF_Size_Select),
+ src/winfonts/winfnt.c (FNT_Size_Request, FNT_Size_Select): Do size
+ matching for requests of type NOMINAL and REAL_DIM.
+
+ * src/winfonts/winfnt.c (FNT_Face_Init): Print trace message when
+ `pixel_height' is used for nominal height.
+
+ * src/base/ftobjs.c (FT_Request_Size): Call `FT_Match_Size' if the
+ face is bitmap only and driver doesn't provide `request_size'. This
+ is added merely for completion as no driver satisfies the conditions.
+
+2006-01-13 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ Introduce new size selection interface.
+
+ * include/freetype/internal/ftdriver.h (struct FT_Driver_ClassRec):
+ Replace `set_char_sizes' and `set_pixel_sizes' by `request_size' and
+ `select_size'.
+
+ * include/freetype/freetype.h (FT_Select_Size, FT_Size_Request_Type,
+ FT_Size_Request, FT_Request_Size, FT_Select_Size), src/base/ftobjs.c
+ (FT_Select_Size, FT_Request_Size): API additions to export the new
+ size selection interface.
+
+ * src/base/ftobjs.c (FT_Set_Char_Size, FT_Set_Pixel_Sizes): Use
+ `FT_Request_Size'.
+
+ * include/freetype/internal/ftobjs.h (FT_Match_Size),
+ src/base/ftobjs.c (FT_Match_Size): New function to match a size
+ request against `available_sizes'. Drivers supporting bitmap strikes
+ can use this function to implement `request_size'.
+
+ * src/bdf/bdfdrivr.c, src/cid/cidobjs.c, src/cid/cidobjs.h,
+ src/cid/cidriver.c, src/pcf/pcfdrivr.c, src/type1/t1driver.c,
+ src/type1/t1objs.c, src/type1/t1objs.h, src/type42/t42drivr.c,
+ src/type42/t42objs.c, src/type42/t42objs.h, src/winfonts/winfnt.c:
+ Update to new size selection interface.
+
+ * src/cff/cffdrivr.c, src/cff/cffgload.c, src/cff/cffobjs.c,
+ src/cff/cffobjs.h, src/truetype/ttdriver.c, src/truetype/ttgload.c,
+ src/truetype/ttobjs.c, src/truetype/ttobjs.h: Update to new size
+ selection interface.
+ Make `strike_index' FT_ULong and always defined.
+ Use `load_strike_metrics' provided by SFNT interface.
+
+2006-01-13 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ * include/freetype/internal/sfnt.h (SFNT_Interface): New method
+ `load_strike_metrics' used to load the strike's metrics.
+
+ * src/sfnt/sfdriver.c, src/sfnt/ttsbit.c, src/sfnt/ttsbit.h,
+ src/sfnt/ttsbit0.c: New function `tt_face_load_strike_metrics'.
+
+ * src/pfr/pfrobjs.c (pfr_face_init): Set FT_Bitmap_Size correctly.
+
+ * src/winfonts/winfnt.c (FNT_Face_Init): Use `nominal_point_size' for
+ nominal size unless it is obviously incorrect.
+
+ * include/freetype/freetype.h (FT_Bitmap_Size): Update the comments on
+ FNT driver.
+
+2006-01-12 Werner Lemberg <wl@gnu.org>
+
+ Prepare use of pscmap service within CFF module.
+
+ * include/freetype/internal/services/svpscmap.h: Include
+ FT_INTERNAL_OBJECTS_H.
+ (PS_Unicode_Index_Func): Removed. Unused.
+ (PS_Macintosh_Name_Func): Renamed to...
+ (PS_Macintosh_NameFunc): This.
+ Update all callers.
+ (PS_Adobe_Std_Strings_Func): Renamed to...
+ (PS_Adobe_Std_StringsFunc): This.
+ Update all callers.
+ (PS_UnicodesRec): This is the former `PS_Unicodes' structure.
+ Add `cmap' member.
+ Update all callers.
+ (PS_Unicodes): This is now a typedef'd pointer to PS_UnicodesRec.
+ Update all callers.
+ (PS_Glyph_NameFunc): New typedef.
+ (PS_Unicodes_InitFunc): Change arguments to expect a function
+ and generic data pointer which returns a glyph name from a given
+ index.
+
+ * src/psnames/psmodule.c (ps_unicodes_init, ps_unicodes_char_index,
+ ps_unicodes_char_next, pscmaps_interface): Updated.
+
+ * include/freetype/internal/t1types.h (T1_FaceRec): Updated.
+
+ * src/psaux/t1cmap.h (T1_CmapStdRec): Updated.
+ (T1_CmapUnicode, T1_CmapUnicodeRec): Removed.
+
+ * src/psaux/t1cmap.c (t1_get_glyph_name): New callback function.
+ (t1_cmap_unicode_init, t1_cmap_unicode_done,
+ t1_cmap_unicode_char_index, t1_cmap_unicode_char_next,
+ t1_cmap_unicode_class_rec): Updated.
+
+ * src/type42/t42types.h (T42_FaceRec): Updated.
+
+2006-01-11 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * include/freetype/ftmac.h: Add declaration of new functions
+ FT_New_Face_From_FSRef and FT_GetFile_From_Mac_ATS_Name that
+ were introduced by the jumbo patch on 2006-01-11.
+
+2006-01-11 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #15056 and use pscmap service in psaux module.
+
+ * include/freetype/internal/services/svpscmap.h (PS_UniMap): Use
+ FT_UInt32 for `glyph_index'.
+ (PS_Unicodes_InitFunc): Use FT_String for `glyph_names'.
+ (PS_Unicodes_CharIndexFunc): Use FT_UInt32 for `unicode'.
+ (PS_Unicodes_CharNextFunc): Make second argument a pointer to
+ FT_UInt32.
+
+ * src/psnames/psmodule.c (VARIANT_BIT, BASE_GLYPH): New macros.
+ (ps_unicode_value): Set VARIANT_BIT in return value if glyph is a
+ variant glyph (this is, it has non-leading `.' in its name).
+ (compare_uni_maps): Sort base glyphs before variant glyphs.
+ (ps_unicodes_init): Use FT_String for `glyph_names' argument.
+ Reallocate only if number of used entries is much smaller.
+ Updated to handle variant glyphs.
+ (ps_unicodes_char_index, ps_unicodes_char_next): Prefer base glyphs
+ over variant glyphs.
+ Simplify code.
+
+ * src/psaux/t1cmap.c (t1_cmap_uni_pair_compare): Removed.
+ (t1_cmap_unicode_init, t1_cmap_unicode_char_index,
+ t1_cmap_unicode_char_next): Use pscmap service.
+ (t1_cmap_unicode_done): Updated.
+
+ * src/psaux/t1cmap.h (T1_CMapUniPair): Removed.
+ (T1_CMapUnicode): Use PS_Unicodes structure.
+
+2006-01-11 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Jumbo patch to fix `deprecated' warning of cross-build for Tiger on
+ Intel, as reported by Sean McBride <sean@rogue-research.com> on
+ 2005-08-24.
+
+ * src/base/ftmac.c: Heavy change to build without deprecated Carbon
+ functions on Tiger.
+
+ * builds/unix/configure.ac: Add options and autochecks for Carbon
+ functions availabilities, for MacOS X.
+
+ * builds/mac/ascii2mpw.py: Add converter for character `\305'.
+ * builds/mac/FreeType.m68k_{far|cfm}.make.txt: Add conditional
+ macros to avoid unavailable functions.
+ ftmac.c must be compiled without `-strict ansi', because it disables
+ cpp macro to use ToolBox system call.
+
+ * builds/mac/FreeType.ppc_{classic|carbon}.make.txt: Add conditional
+ macros to avoid unavailable functions.
+
+ * builds/mac/README: Detailed notes on function availabilities.
+
+ * docs/CHANGES: Notes about (possible) incompatibilities.
+
+2006-01-08 Werner Lemberg <wl@gnu.org>
+
+ * docs/CHANGES: Updated.
+
+2006-01-08 Huw D M Davies <h.davies1@physics.ox.ac.uk>
+
+ * include/freetype/ftmodapi.h (FT_Module_Get_Flags): New
+ declaration.
+
+ * src/base/ftobjs.c (FT_Module_Get_Flags): New function.
+
+2006-01-07 Werner Lemberg <wl@gnu.org>
+
+ * src/pcf/pcfread.c (pcf_get_bitmaps): Remove unused variable
+ `bitmaps'. Reported by Yu Lei <yulei0@gmail.com>.
+
+ * src/base/ftutil.c (ft_highpow2): s/FT_BASE/FT_BASE_DEF/.
+ Reported by Niels Boldt <nielsboldt@gmail.com>.
+
+2005-12-28 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/sfnt/sfnt/ttbdf.c: Add newline '\n' to the end of file, for
+ MPW compiler.
+
+2005-12-23 David Turner <david@freetype.org>
+
+ * Jamfile (RefDoc), docs/reference/README: Fix it so that `jam
+ refdoc' works correctly to generate the API reference in
+ `docs/reference'.
+
+ * src/tools/docmaker/tohtml.py (print_html_field,
+ print_html_field_list): Update to output nicer fields lists in the
+ API reference.
+
+ * src/base/ftobjs.c (FT_Load_Glyph): FT_LOAD_TARGET_LIGHT now
+ forces auto-hinting.
+
+ * freetype/freetype.h: Updating the documentation for
+ FT_LOAD_TARGET_XXX and FT_Render_Mode values.
+
+2005-12-23 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/base/ftmac.c (FT_New_Face_From_Suitcase): Count scalable faces
+ in supported formats (sfnt, LWFN) only, and ignore bitmap faces in
+ unsupported formats (fbit, NFNT). The number of available faces are
+ passed via face->num_faces. If bitmap faces are embedded in sfnt
+ resource, face->num_fixed_size is correctly set. In public API,
+ FT_New_Face() and FT_New_Face_From_FSSpec() count the faces as
+ FT_GetFile_From_Mac_Name(), which ignores NFNT resources.
+
+ * doc/CHANGES: Mention the changes.
+
+2005-12-17 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ * src/truetype/ttinterp.c (Update_Max): Set current size of buffer
+ correctly (so that memory debug system won't panic).
+
+2005-12-16 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ * include/freetype/internal/ftobjs.h (ft_glyphslot_grid_fit_metrics),
+ src/base/ftobjs.c (ft_glyphslot_grid_fit_metrics): Removed.
+
+ * src/base/ftobjs.c (ft_recompute_scaled_metrics): Do not round.
+
+ * src/cff/cffgload.c (cff_slot_load), src/cid/cidgload.c
+ (cid_slot_load_glyph), src/truetype/ttgload.c (compute_glyph_metrics),
+ src/type1/t1gload.c (T1_Load_Glyph): Do not round glyph metrics.
+
+ * doc/CHANGES: Mention the changes.
+
+2005-12-13 David Turner <david@freetype.org>
+
+ Change the implementation of the LIGHT hinting mode to completely
+ disable horizontal hinting. This is an experimental effort to
+ integrate David Chester's latest patch without affecting the other
+ hinting modes as well.
+
+ Note that this doesn't force auto-hinting for all fonts, however.
+
+ * src/autofit/afhints.c (af_glyph_hints_reload): Don't set
+ scaler_fiags here but...
+ (af_glyph_hints_rescale): Here.
+
+ * src/autofit/aflatin.c (af_latin_hints_init): Disable horizontal
+ hinting for `light' hinting mode.
+
+
+ * Jamfile: Small fix to ensure that ftexport.sym is placed into the
+ same location as other generated objects (i.e., within the `objs'
+ directory of the current directory).
+
+
+ Add support for an embedded `BDF ' table within SFNT-based bitmap
+ font files. This is used to store atoms & properties from the
+ original BDF fonts that were used to generate the font file.
+
+ The feature is controlled by TT_CONFIG_OPTION_BDF within
+ `ftoption.h' and is used to implement FT_Get_BDF_Property for these
+ font files.
+
+ At the moment, this is still experimental, the BDF table format
+ isn't cast into stone yet.
+
+ * include/freetype/config/ftoption.h (TT_CONFIG_OPTION_BDF): New
+ macro.
+
+ * include/freetype/config/ftstdlib.h (ft_memchr): New macro.
+
+ * include/freetype/internal/tttypes.h (TT_BDFRec, TT_BDF)
+ [TT_CONFIG_OPTION_BDF]: New structure.
+ (TT_FaceRec) [TT_CONFIG_OPTION_BDF]: New member `bdf'.
+
+ * include/freetype/ttags.h (TTAG_BDF): New macro.
+
+ * src/sfnt/Jamfile (_sources): Add ttbdf.
+
+ * src/sfnt/rules.mk (SFNT_DRV_SRC): Add ttbdf.c.
+
+ * src/sfnt/sfdriver.c [TT_CONFIG_OPTION_BDF]: Include ttbdf.h and
+ FT_SERVICE_BDF_H.
+ (sfnt_get_charset_it) [TT_CONFIG_OPTION_BDF]: New function.
+ (sfnt_service_bdf) [TT_CONFIG_OPTION_BDF]: New service.
+ (sfnt_services) [TT_CONFIG_OPTION_BDF]: Add sfnt_service_bdf.
+
+ * src/sfnt/sfnt.c [TT_CONFIG_OPTION_BDF]: Include ttbdf.c.
+
+ * src/sfnt/sfobjs.c [TT_CONFIG_OPTION_BDF]: Include ttbdf.h.
+ (sfnt_done_face) [TT_CONFIG_OPTION_BDF]: Call
+ tt_face_free_bdf_props.
+
+ * src/sfnt/ttbdf.h, src/sfnt/ttbdf.c: New files.
+
+2005-12-07 Werner Lemberg <wl@gnu.org>
+
+ * src/sfnt/sfobjc.c (sfnt_init_face): Move tag check to...
+ * src/sfnt/ttload.c (sfnt_init): Here, before handling TTCs.
+
+2005-12-06 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ * src/truetype/ttobjs.c (tt_size_init): size->ttmetrics.valid is
+ initialized twice.
+ size->strike_index is not initialized.
+
+2005-12-02 Taek Kwan(TK) Lee <taeklee@gmail.com>
+
+ * src/type42/t42objs.c (T42_Face_Init): Replace call to
+ FT_New_Memory_Face with call to FT_Open_Face to pass `params'.
+
+2005-11-30 Werner Lemberg <wl@gnu.org>
+
+ * docs/CHANGES: Document ftdump's `-v' option.
+ Document latest charmap code changes.
+
+ * src/sfnt/ttcmap.c, src/sfnt/ttcmap.h:
+ s/TT_CMAP_FLAG_OVERLAPPED/TT_CMAP_FLAG_OVERLAPPING/.
+
+2005-11-30 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ * src/sfnt/ttcmap.c (tt_cmap4_char_map_binary,
+ tt_cmap12_char_map_binary): Fix compiler warnings.
+
+2005-11-29 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ Major update to distinguish between unsorted and overlapping
+ segments for cmap format 4. For overlapping but sorted segments,
+ which is previously considered unsorted, we still use binary search.
+
+ * src/sfnt/ttcmap.h (TT_CMapRec_): Replace `unsorted' by `flags'.
+ (TT_CMAP_FLAG_UNSORTED, TT_CMAP_FLAG_OVERLAPPED): New macros.
+
+ * src/sfnt/ttcmap.c (OPT_CMAP4): Removed as it is always defined.
+ (TT_CMap4Rec_): Remove `old_charcode' and `table_length'.
+ (tt_cmap4_reset): Removed.
+ (tt_cmap4_init): Updated accordingly.
+ (tt_cmap4_next): Updated accordingly.
+ Take care of overlapping segments.
+ (tt_cmap4_validate): Make sure the subtable is large enough.
+ Do not check glyph_ids because some fonts set the length wrongly.
+ Also, if all segments have offset 0, glyph_ids is always invalid.
+ It does not cause any problem so far only because the check misses
+ equality.
+ Distinguish between unsorted and overlapping segments.
+ (tt_cmap4_char_map_linear, tt_cmap4_char_map_binary): New functions
+ to do `charcode => glyph index' by linear/binary search.
+ (tt_cmap4_char_index, tt_cmap4_char_next): Use
+ tt_cmap4_char_map_linear and tt_cmap4_char_map_binary.
+ (tt_face_build_cmaps): Treat the return value of validator as flags
+ for cmap.
+
+2005-11-29 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ * src/sfnt/ttcmap.c (TT_CMap12Rec_, tt_cmap12_init, tt_cmap12_next):
+ New structures and functions for fast `next char'.
+ (tt_cmap12_char_map_binary): New function to do `charcode => glyph
+ index' by binary search.
+ (tt_cmap12_char_index, tt_cmap12_char_next): Use
+ tt_cmap12_char_map_binary.
+ (tt_face_build_cmaps): Check table and offset correctly (equality is
+ missing).
+
+2005-11-15 Detlef Würkner <TetiSoft@apg.lahn.de>
+
+ * builds/amiga/smakefile: Adjusted the compiler options
+ to the current sources, now really builds the gxvalid, gzip
+ and psnames modules.
+
+ * builds/amiga/src/base/ftsystem.c: The assumed Seek() position
+ in the file cache was off by one byte which could cause false
+ errors in font files.
+
+2005-11-24 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * builds/mac/FreeType.m68k_far.make.txt,
+ builds/mac/FreeType.m68k_cfm.make.txt,
+ builds/mac/FreeType.ppc_classic.make.txt,
+ builds/mac/FreeType.ppc_carbon.make.txt:
+ Updated for MPW to build all available modules.
+
+2005-11-21 Håvard Wall <haavardw@ifi.uio.no>
+
+ * src/bdf/bdfdrivr.c (bdf_interpret_style, BDF_Face_Done): Fix small
+ memory leak.
+
+2005-11-21 Werner Lemberg <wl@gnu.org>
+
+ * src/sfnt/ttload.c (sfnt_init): Add tracing message.
+
+2005-11-21 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ * src/sfnt/ttsbit0.c (tt_sbit_decoder_load_image): Image_offset was
+ added twice to image_start if image_format was 2 or 5.
+
+2005-11-21 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ * src/sfnt/sfobjs.c (sfnt_init_face): Check that format_tag is known
+ before loading the table directory.
+
+ * src/sfnt/ttload.c (tt_face_load_sfnt_header,
+ tt_face_load_directory): Delay sfnt_dir_check from
+ tt_face_load_sfnt_header to tt_face_load_directory.
+
+2005-11-20 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ * src/sfnt/ttload.c (sfnt_dir_check): Clean up and return correct
+ error code.
+ (sfnt_init): New function to fill in face->ttc_header. A non-TTC font
+ is synthesized into a TTC font with one offset table.
+ (tt_face_load_sfnt_header): Use sfnt_init.
+ Fix an invalid access if the font is TTC and face_index is -1.
+
+2005-11-18 Werner Lemberg <wl@gnu.org>
+
+ * src/sfnt/ttload.c (tt_face_load_metrics): Ignore excess number
+ of metrics instead of aborting. Patch suggested by Derek Noonburg.
+
+ * src/cff/cffgload.c (cff_slot_load), src/cid/cidgload.c
+ (cid_slot_load_glyph), src/type1/t1gload.c (T1_Load_Glyph): Scale
+ the glyph properly if no hinter is available.
+
+ * docs/CHANGES: Mention scaling bug.
+
+2005-11-18 susuzki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * include/freetype/ftgxval.h, src/base/ftgxval.c
+ (FT_TrueTypeGX_Free, FT_ClassicKern_Free): New functions to free
+ buffers allocated by gxvalid module.
+ * include/freetype/ftotval.h, src/base/ftotval.c
+ (FT_OpenType_Free): New function to free buffer allocated by
+ otvalid module.
+
+2005-11-18 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ * builds/unix/ftsystem.c (FT_Stream_Open, FT_New_Memory,
+ FT_Done_Memory), builds/vms/ftsystem.c (FT_Stream_Open, FT_New_Memory,
+ FT_Done_Memory), builds/win32/ftdebug.c (FT_Message, FT_Panic):
+ s/FT_EXPORT/FT_BASE/.
+
+2005-11-17 Detlef Würkner <TetiSoft@apg.lahn.de>
+
+ * builds/amiga/src/base/ftdebug.c (FT_Trace_Get_Count,
+ FT_Trace_Get_Name, FT_Message, FT_Panic),
+ builds/amiga/src/base/ftsystem.c (FT_New_Memory, FT_Done_Memory,
+ FT_Stream_Open): s/FT_EXPORT/FT_BASE/.
+
+2005-11-17 Detlef Würkner <TetiSoft@apg.lahn.de>
+
+ * builds/amiga/makefile, builds/amiga/makefile.os4,
+ builds/amiga/smakefile,
+ builds/amiga/include/freetype/config/ftmodule.h: Updated the Amiga
+ build files (added support for the gxvalid module).
+
+2005-11-17 Werner Lemberg <wl@gnu.org>
+
+ Add vertical metrics support to OpenType CFF outlines. Based on a
+ patch from Mike Moening <MikeM@RetekSolutions.com>.
+
+ * src/cff/cffgload.c (cff_face_get_vertical_metrics): New function.
+ (cff_slot_load): Use cff_face_get_vertical_metrics.
+
+ * docs/CHANGES: Updated.
+
+2005-11-17 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ * src/base/ftcalc.c (FT_MulTo64): Commented out.
+
+ * include/freetype/internal/ftcalc.h (FT_SqrtFixed),
+ src/base/ftcalc.c (FT_SqrtFixed),
+ include/freetype/internal/ftdebug.h (FT_Trace_Get_Count,
+ FT_Trace_Get_Name, FT_Message, FT_Panic), src/base/ftdebug.c
+ (FT_Trace_Get_Count, FT_Trace_Get_Name, FT_Message, FT_Panic),
+ include/freetype/internal/ftobjs.h (FT_New_Memory, FT_Done_Memory),
+ include/freetype/internal/ftstream.h (FT_Stream_Open),
+ src/base/ftsystem.c (FT_New_Memory, FT_Done_Memory, FT_Stream_Open):
+ s/FT_EXPORT/FT_BASE/.
+
+ * builds/exports.mk: Manually add TT_New_Context to EXPORTS_LIST
+ too.
+
+2005-11-15 David Turner <david@freetype.org>
+
+ * src/base/fttrigon.c (ft_trig_prenorm): Fix a bug that created
+ invalid computations, resulting in very weird bugs in TrueType
+ bytecode hinted fonts.
+
+ * src/truetype/ttinterp.c (FT_UNUSED_EXEC): Don't perform a
+ structure copy each time.
+
+2005-11-11 Werner Lemberg <wl@gnu.org>
+
+ * src/cache/ftccache.c (FTC_Cache_Clear), src/cache/ftcmanag.c
+ (FTC_Manager_Check): Remove FT_EXPORT_DEF tag.
+
+ * src/base/ftcalc.c (FT_Add64): Remove FT_EXPORT_DEF tag.
+ (FT_Div64by32, FT_Sqrt32): Commented out. Unused.
+
+ * include/freetype/internal/ftcalc.h (SQRT_32): Removed. Unused.
+ (FT_Sqrt32): Commented out. Unused.
+
+ * include/freetype/cache/ftccache.h:
+ s/ftc_node_destroy/FTC_Node_Destroy/.
+
+ * src/cache/ftccback.h (ftc_node_destroy): New declaration.
+
+ * src/cache/ftccache.c (ftc_node_destroy): Use FT_LOCAL_DEF tag.
+ (FTC_Node_Destroy): New exported wrapper function for
+ ftc_node_destroy.
+
+ * src/cache/ftcmanag.c: Include ftccback.c.
+
+2005-11-10 Werner Lemberg <wl@gnu.org>
+
+ * src/autofit/afangles.c, src/autofit/aftypes.h (af_angle_diff):
+ Comment out. Unused.
+
+ * builds/exports.mk ($(EXPORTS_LIST)): Add TT_RunIns.
+
+2005-11-10 Christian Biesinger <cbiesinger@web.de>
+
+ * builds/beos/beos.mk: Call beos-def.mk before anything else to
+ define the separator.
+
+ * builds/unix/unix-cc.in (LINK_LIBRARY): Add `-no-undefined' flag.
+
+2005-11-07 Werner Lemberg <wl@gnu.org>
+
+ * src/type1/t1afm.c (T1_Read_PFM): Zero offset means `no kerning
+ table available'. From Sergey Tolstov <stolstov@esri.com>.
+
+2005-11-03 Ville Syrjälä <syrjala@sci.fi>
+
+ * src/base/ftobjs.c (FT_Open_Face): Avoid possible memory leak.
+
+2005-11-02 Werner Lemberg <wl@gnu.org>
+
+ Make compiling instructions in docs/CUSTOMIZE work again.
+
+ * builds/unix/unix-cc.in (CPPFLAGS): New variable.
+ (CFLAGS): Don't include @CPPFLAGS@.
+ * builds/freetype.mk (FT_CFLAGS): Add CPPFLAGS.
+
+2005-10-28 David Turner <david@freetype.org>
+
+ Update build system to support the generation of a list of exported
+ symbols or Windows .DEF files by parsing the public headers with the
+ `apinames' tool located in src/tools/apinames.c.
+
+ Only tested on Unix at the moment. On Windows, the .DEF file is
+ generated but isn't used yet to generate a DLL.
+
+ * builds/exports.mk: New file.
+
+ * builds/freetype.mk: Include exports.mk.
+ (dll): New target.
+ (clean_project_dos): Fix rule.
+
+ * builds/compiler/visualc.mk (TE), builds/dos/dos-def.mk (E),
+ builds/os2/os2-def.mk (E), builds/win32/win32-def.mk (E): New
+ variables for controlling executable extensions.
+
+ * builds/unix/unix-cc.in (EXPORTS_LIST, CCexe),
+ builds/win32/w32-bcc.mk, builds/win32/w32-gcc.mk,
+ builds/win32/w32-icc.mk, builds/win32/w32-icc.mk,
+ builds/win32/w32-mingw32.mk, builds/win32/w32-vcc,
+ builds/win32/w32-wat.mk (EXPORTS_LIST, EXPORT_OPTIONS,
+ APINAMES_OPTIONS): New targets for controlling the `apinames' tool.
+
+ * Jamfile (GenExportSymbols): Updated.
+
+
+ * src/pfr/pfrtypes.h, src/pfr/pfrload.c, src/pfr/pfrobjs.c
+ [!FT_OPTIMIZE_MEMORY]: Fold memory optimization code into
+ FT_OPTIMIZE_MEMORY chunks for better maintainability and simplicity.
+
+
+ * src/base/fttrigon.c (ft_trig_prenorm), src/base/ftcalc.c
+ (FT_MulFix): Performance optimizations.
+
+
+ * include/freetype/internal/ftgloadr.h (FT_GLYPHLOADER_CHECK_P,
+ FT_GLYPHLOADER_CHECK_C, FT_GLYPHLOADER_CHECK_POINTS): New macros for
+ checking points and contours. Update callers to use
+ FT_GLYPHLOADER_CHECK_POINTS instead of FT_GlyphLoader_CheckPoints
+ at profile-detected hot-spots.
+
+ * src/base/ftgloadr.c (FT_GlyphLoader_CheckPoints): Set `adjust'
+ to 0 to not call `AdjustPoints' every time.
+
+
+ * src/autofit/aftypes.h (AF_ANGLE_DIFF): New macro to inline
+ FT_Angle_Diff.
+
+ * src/autofit/afhints.c (af_direction_compute): Re-implement.
+ (af_glyph_hints_compute_inflections, af_glyph_hints_reload): Use
+ AF_ANGLE_DIFF to speed up the detection of inflexions.
+
+
+ * src/tools/apinames.c: Include <string.h>.
+ (OutputFormat): New enumeration.
+ (names_dump): Add two parameters to control output format and DLL
+ name.
+ (names_dump_windef): Removed. Code folded into `names_dump'.
+ (read_header_file): Use isalnum, not isalpha. Otherwise function
+ names with digits aren't read correctly.
+ (usage): Updated.
+ (main): New option `-o' to control output file name.
+ New option `-d' to indicate DLL file name.
+ Extend `-w' flag to handle Borland and Watcom compilers and linkers.
+
+2005-10-28 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * builds/mac/ftlib.prj, builds/mac/freetype.mak: Removed.
+ ftlib.prj is unmaintained and incompatible with current tree.
+ freetype.mak is unrecoverably broken.
+
+ * builds/mac/ftlib.prj.xml: Added.
+ Generated by Metrowerks CodeWarrior 9.0.
+
+ * builds/mac/FreeType.m68k_far.make.txt,
+ builds/mac/FreeType.m68k_cfm.make.txt,
+ builds/mac/FreeType.ppc_classic.make.txt,
+ builds/mac/FreeType.ppc_carbon.make.txt: Added.
+ Skeleton files of MPW makefiles.
+
+ * builds/mac/ascii2mpw.py: Added.
+ Python script to make MPW makefile from skeleton.
+
+ * builds/mac/README: Updated.
+ Almost rewritten to use new files.
+
+2005-10-28 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/base/ftmac.c: Fix invalid casts from NULL to integer typed
+ variables. Advised by David Turner, Masatake YAMATO, Sean McBride,
+ and George Williams.
+
+2005-10-27 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/ftsysmem.h, include/freetype/ftsysio.h: Removed.
+ Obsolete.
+
+2005-10-25 Werner Lemberg <wl@gnu.org>
+
+ * src/sfnt/sfdriver.c (sfnt_interface): Move out
+ `tt_face_get_kerning' from a #ifdef clause. Reported by Tony J.
+ Ibbs <tibs@sj.co.uk>.
+
+2005-10-23 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftdbgmem.c (ft_mem_debug_realloc): Make it compile with
+ C++.
+
+2005-10-21 David Turner <david@freetype.org>
+
+ * src/base/ftdbgmem.c (ft_mem_table_set, ft_mem_debug_realloc):
+ Another realloc memory counting bug fix.
+
+ * src/tools/Jamfile: Add missing file.
+
+ * src/lzw/Jamfile: Fix incorrect source file reference.
+
+2005-10-20 David Turner <david@freetype.org>
+
+ * src/base/ftdbgmem.c (ft_mem_table_set, ft_mem_table_remove,
+ ft_mem_debug_alloc, ft_mem_debug_free, ft_mem_debug_realloc): Fixes
+ to better account for memory reallocations.
+
+ * src/lzw/ftlzw2.c, src/lzw/ftzopen.h, src/lzw/ftzopen.c,
+ src/lzw/rules.mk: First version of LZW loader re-implementation.
+ Apparently, this saves about 330 KB of heap memory when loading
+ timR24.pcf.Z.
+
+2005-10-20 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ * include/freetype/ftbitmap.h (FT_Bitmap_Copy, FT_Bitmap_Embolden),
+ src/base/ftbdf.c (FT_Get_BDF_Property), src/cache/ftcmru.c
+ (FTC_MruList_Reset, FTC_MruList_Done, FTC_MruList_Lookup): Fix
+ FT_EXPORT/FT_EXPORT_DEF tagging.
+
+2005-10-19 Chia-I Wu <b90201047@ntu.edu.tw>
+
+ * src/truetype/ttgload.c (TT_Load_Glyph): Allow size->ttmetrics to
+ be invalid when FT_LOAD_NO_SCALE is set.
+
+2005-10-17 David Turner <david@freetype.org>
+
+ * src/base/ftobjs.c (FT_Open_Face): Don't call FT_New_GlyphSlot and
+ FT_New_Size if we are opening a face with face_index < 0 (which is
+ only used for testing the format).
+
+ * src/gxvalid/gxvmort0.c (gxv_mort_subtable_type0_entry_validate):
+ Remove compiler warning.
+
+2005-10-16 David Turner <david@freetype.org>
+
+ * src/tools/apinames.c: Add new tool to extract public API function
+ names from header files.
+
+2005-10-05 Werner Lemberg <wl@gnu.org>
+
+ Add FT_FACE_FLAG_HINTER to indicate that a specific font driver has
+ a hinting engine of its own.
+
+ * include/freetype/freetype.h (FT_FACE_FLAG_HINTER): New macro.
+
+ * src/cff/cffobjs.c (cff_face_init), src/cid/cidobjs.c
+ (cid_face_init), src/truetype/ttobjs.c (tt_face_init)
+ [TT_CONFIG_OPTION_BYTECODE_INTERPRETER], src/type1/t1objs.c
+ (T1_Face_Init), src/type42/t42objs.c (T42_Face_Init)
+ [TT_CONFIG_OPTION_BYTECODE_INTERPRETER]: Update face flags.
+
+ * docs/CHANGES: Document it.
+
+2005-09-27 Werner Lemberg <wl@gnu.org>
+
+ * builds/unix/freetype2.m4: Add license exception so that the file
+ can be used in any other autoconf script.
+
+2005-09-26 David Turner <david@freetype.org>
+
+ * src/autofit/aflatin.c (af_latin_compute_stem_width): Fix bad
+ computation of the `vertical' flag, causing ugly things in LCD mode
+ and others.
+
+2005-09-23 David Turner <david@freetype.org>
+
+ * src/autofit/aflatin.c (af_latin_hints_init): Fix a bug that
+ prevented internal hint mode bitflags from being computed correctly.
+
+ * src/base/Jamfile: Adding src/base/ftgxval.c.
+
+ * src/gxvalid/gxvbsln.c, src/gxvalid/gxvcommn.c,
+ src/gxvalid/gxvfeat.c, src/gxvalid/gxvjust.c, src/gxvalid/gxvkern.c,
+ src/gxvalid/gxvlcar.c, src/gxvalid/gxvmort.c,
+ src/gxvalid/gxvmort0.c, src/gxvalid/gxvmort1.c,
+ src/gxvalid/gxvmort2.c, src/gxvalid/gxvmort4.c,
+ src/gxvalid/gxvmort5.c, src/gxvalid/gxvmorx.c,
+ src/gxvalid/gxvmorx0.c, src/gxvalid/gxvmorx1.c,
+ src/gxvalid/gxvmorx2.c, src/gxvalid/gxvmorx5.c,
+ src/gxvalid/gxvopbd.c, src/gxvalid/gxvprop.c,
+ src/truetype/ttgload.c: Remove _many_ compiler warnings when
+ compiling with Visual C++ at maximum level (/W4).
+
+ * src/autofit/afangles.c (af_angle_atan): Replaced CORDIC-based
+ implementation with one using lookup tables. This simple thing
+ speeds up glyph loading by 18%, according to ftbench!
+
+ * src/sfnt/sfdriver.c (sfnt_get_interface): Don't check for
+ `get_sfnt' and `load_sfnt' module interfaces.
+
+2005-09-22 Werner Lemberg <wl@gnu.org>
+
+ * docs/CHANGES: Mention SING Glyphlet support.
+
+2005-09-22 David Turner <david@freetype.org>
+
+ * src/base/Jamfile: Disable compilation of ftgxval module
+ temporarily.
+
+2005-09-19 David Somers <dsomers@omz13.com>
+
+ * src/sfnt/ttload.c (sfnt_dir_check): Modified to allow a
+ font to have no `head' table if tables `SING' and `META' are
+ present; this is to support `SING Glyphlet'.
+
+ `SING Glyphlet' is an extension to OpenType developed by Adobe
+ primarily to facilitate adding supplemental glyphs to an OpenType
+ font (with emphasis on, but not necessarily limited to, gaiji to a
+ CJK font). A SING Glyphlet Font is an OpenType font that contains
+ the outline(s), either in a `glyf' or `CFF' table, for a glyph;
+ `cmap', `BASE', and `GSUB' tables are present with the same format
+ and functionaliy as a regular OpenType font; there are no `name',
+ `head', `OS/2', and `post' tables; there are two new tables, `SING'
+ which contains details about the glyphlet, and `META' which contains
+ metadata.
+
+ Further information on the SING Glyphlet format can be found at:
+
+ http://www.adobe.com/products/indesign/sing_gaiji.html
+
+ * include/freetype/ttags.h (TTAG_SING, TTAG_META): New macros for
+ the OpenType tables `SING' and `META'. These two tables are used in
+ SING Glyphlet Format fonts.
+
+2005-09-09 Werner Lemberg <wl@gnu.org>
+
+ * src/sfnt/sfobjs.c (sfnt_load_face): Reactivate code to set
+ FT_FACE_FLAG_KERNING which has been commented out erroneously.
+
+ * docs/CHANGES: Document it.
+
+2005-09-05 Werner Lemberg <wl@gnu.org>
+
+ Fixes for `make multi' and using C++ compiler.
+
+ * src/gxvalid/gxvcommn.c (gxv_set_length_by_ushort_offset,
+ gxv_set_length_by_ulong_offset, gxv_array_getlimits_byte,
+ gxv_array_getlimits_ushort): Declare with FT_LOCAL_DEF.
+ (gxv_compare_ranges): Make it static.
+ (gxv_LookupTable_fmt0_validate, gxv_LookupTable_fmt2_validate,
+ gxv_LookupTable_fmt4_validate, gxv_LookupTable_fmt6_validate,
+ gxv_LookupTable_fmt8_validate, gxv_LookupTable_validate): Improve
+ trace messages.
+ (gxv_StateArray_validate, gxv_XStateArray_validate): s/class/clazz/.
+ (GXV_STATETABLE_HEADER_SIZE, GXV_STATEHEADER_SIZE,
+ GXV_XSTATETABLE_HEADER_SIZE, GXV_XSTATEHEADER_SIZE): Move to
+ gxvcommn.h.
+
+ * src/gxvalid/gxvcommn.h: Add prototypes for
+ gxv_StateTable_subtable_setup, gxv_XStateTable_subtable_setup,
+ gxv_XStateTable_validate, gxv_array_getlimits_byte,
+ gxv_array_getlimits_ushort, gxv_set_length_by_ushort_offset,
+ gxv_set_length_by_ulong_offset, gxv_odtect_add_range,
+ gxv_odtect_validate.
+ (GXV_STATETABLE_HEADER_SIZE, GXV_STATEHEADER_SIZE,
+ GXV_XSTATETABLE_HEADER_SIZE, GXV_XSTATEHEADER_SIZE): Moved from
+ gxvcommn.c.
+
+ * src/gxvalid/gxvbsln.c (gxv_bsln_LookupValue_validate,
+ gxv_bsln_parts_fmt1_validate): Improve trace messages.
+
+ * src/gxvalid/gxvfeat.c: Split off predefined registry stuff to...
+ * src/gxvalid/gxvfeat.h: New file.
+
+ * src/gxvalid/gxvjust.c (gxv_just_wdc_entry_validate): Improve trace
+ message.
+
+ * src/gxvalid/gxvkern.c (GXV_kern_Dialect): Add KERN_DIALECT_UNKNOWN.
+ (gxv_kern_subtable_fmt1_valueTable_load,
+ gxv_kern_subtable_fmt1_subtable_setup,
+ gxv_kern_subtable_fmt1_entry_validate): Fix C++ compiler errors.
+ (gxv_kern_coverage_validate): Use KERN_DIALECT_UNKWOWN.
+ Improve trace message.
+ (gxv_kern_validate_generic): Fix C++ compiler error.
+ Improve trace message.
+ (gxv_kern_validate_classic): Fix C++ compiler error.
+
+ * src/gxvalid/gxvmort0.c (gxv_mort_subtable_type0_validate): Declare
+ with FT_LOCAL_DEF.
+
+ * src/gxvalid/gxvmort1.c
+ (gxv_mort_subtable_type1_substitutionTable_load,
+ gxv_mort_subtable_type1_subtable_setup): Fix C++ compiler errors.
+ (gxv_mort_subtable_type1_substTable_validate): Improve trace
+ message.
+ (gxv_mort_subtable_type1_validate): Declare with FT_LOCAL_DEF.
+
+ * src/gxvalid/gxvmort2.c (gxv_mort_subtable_type2_opttable_load,
+ gxv_mort_subtable_type2_subtable_setup,
+ gxv_mort_subtable_type2_ligActionOffset_validate,
+ gxv_mort_subtable_type2_ligatureTable_validate): Fix C++ compiler
+ errors.
+ (gxv_mort_subtable_type2_validate): Declare with FT_LOCAL_DEF.
+
+ * src/gxvalid/gxvmort4.c (gxv_mort_subtable_type4_validate): Declare
+ with FT_LOCAL_DEF.
+
+ * src/gxvalid/gxvmort5.c (gxv_mort_subtable_type5_subtable_setup,
+ gxv_mort_subtable_type5_InsertList_validate): Fix C++ compiler
+ errors.
+ (gxv_mort_subtable_type5_validate): Declare with FT_LOCAL_DEF.
+
+ * src/gxvalid/gxvmort.c: Include gxvfeat.h.
+ (gxv_mort_featurearray_validate, gxv_mort_coverage_validate):
+ Declare with FT_LOCAL_DEF.
+ (gxv_mort_subtables_validate, gxv_mort_validate): Improve trace
+ messages.
+
+ * src/gxvalid/gxvmort.h (gxv_mort_feature_validate): Remove.
+
+ * src/gxvalid/gxvmorx0.c (gxv_morx_subtable_type0_validate): Declare
+ with FT_LOCAL_DEF.
+
+ * src/gxvalid/gxvmorx1.c
+ (gxv_morx_subtable_type1_substitutionTable_load,
+ gxv_morx_subtable_type1_subtable_setup,
+ gxv_morx_subtable_type1_entry_validate,
+ gxv_morx_subtable_type1_substitutionTable_validate): Fix C++
+ compiler errors.
+ (gxv_morx_subtable_type1_validate): Declare with FT_LOCAL_DEF.
+
+ * src/gxvalid/gxvmorx2.c (gxv_morx_subtable_type2_opttable_load,
+ gxv_morx_subtable_type2_subtable_setup,
+ gxv_morx_subtable_type2_ligActionIndex_validate,
+ gxv_morx_subtable_type2_ligatureTable_validate): Fix C++ compiler
+ errors.
+ (gxv_morx_subtable_type2_validate): Declare with FT_LOCAL_DEF.
+ Fix typo.
+
+ * src/gxvalid/gxvmorx4.c (gxv_morx_subtable_type4_validate): Declare
+ with FT_LOCAL_DEF.
+
+ * src/gxvalid/gxvmorx5.c (gxv_morx_subtable_type5_insertionGlyph_load,
+ gxv_morx_subtable_type5_subtable_setup): Fix C++ compiler error.
+ (gxv_morx_subtable_type5_validate): Declare with FT_LOCAL_DEF.
+
+ * src/gxvalid/gxvmorx.c (gxv_morx_subtables_validate,
+ gxv_morx_validate): Improve trace message.
+
+ * src/gxvalid/gxvopbd.c (gxv_opbd_LookupFmt4_transit): Fix compiler
+ warnings.
+ (gxv_opbd_validate): Improve trace message.
+
+ * src/gxvalid/gxvprop.c: Decorate constants with `U' and `L' where
+ appropriate.
+ (gxv_prop_zero_advance_validate, gxv_prop_validate): Improve trace
+ message.
+
+ * src/gxvalid/gxvtrak.c (gxv_trak_trackTable_validate): Remove unused
+ parameter. Update all callers.
+ (gxv_trak_validate): Improve trace message.
+
+ * rules.mk (GXV_DRV_H): Add gxvfeat.h.
+
+2005-09-01 Werner Lemberg <wl@gnu.org>
+
+ * src/gxvalid/gxvbsln.c (GXV_BSLN_VALUE_EMPTY): Add `U'.
+
+ * src/gxvalid/gxmort1.c (GXV_MORT_SUBTABLE_TYPE1_HEADER_SIZE),
+ src/gxvalid/gxmort2.c (GXV_MORT_SUBTABLE_TYPE2_HEADER_SIZE): Fix
+ typo.
+
+ * src/gxvalid/gxvmorx0.c, src/gxvalid/gxvmorx1.c,
+ src/gxvalid/gxvmorx2.c, src/gxvalid/gxvmorx4.c,
+ src/gxvalid/gxvmorx5.c, src/gxvalid/gxvmort.c: Improve trace
+ messages.
+ Decorate constants with `U' and `L' where appropriate.
+ Fix compiler warnings.
+
+2005-08-31 Werner Lemberg <wl@gnu.org>
+
+ * src/truetype/ttgload.c (load_truetype_glyph): Fix typo.
+
+ * src/gxvalid/gxvbsln.c (gxv_bsln_validate): Fix trace message.
+
+ * src/gxvalid/gxvcommn.c (gxv_odtect_add_range): Use `const'.
+
+ * src/gxvalid/gxvfeat.c, src/gxvalid/gxvjust.c,
+ src/gxvalid/gxvkern.c, src/gxvalid/gxvlcar.c, src/gxvalid/gxvmod.c,
+ src/gxvalid/gxvmort0.c, src/gxvalid/gxvmort1.c,
+ src/gxvalid/gxvmort2.c, src/gxvalid/gxvmort4.c,
+ src/gxvalid/gxvmort5.c, src/gxvalid/gxvmort.c: Improve trace
+ messages.
+ Decorate constants with `U' and `L' where appropriate.
+ Fix compiler warnings.
+
+2005-08-30 Werner Lemberg <wl@gnu.org>
+
+ * src/gxvalid/README: Revised.
+ * src/gxvalid/gxvbsln.c: Fix compiler warnings.
+ * src/gxvalid/gxvcommn.c: Fix compiler warnings.
+ (gxv_XEntryTable_validate, gxv_compare_ranges): Remove unused
+ parameter. Update all callers.
+ Improve trace messages.
+ Some formatting.
+
+2005-08-29 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/freetype.h, include/freetype/ftchapters.h: Add
+ a preliminary section with some explanations about user allocation.
+
+ * src/tools/docmaker/tohtml.py (HtmlFormatter.section_enter):
+ Don't abort if there are no data types, functions, etc., in a
+ section.
+ Print synopsis only if we have a data type, function, etc.
+
+ * docs/INSTALL.ANY, docs/INSTALL, docs/INSTALL.UNX, docs/CUSTOMIZE,
+ docs/INSTALL.GNU, docs/TRUETYPE, docs/DEBUG, docs/UPGRADE.UNX,
+ docs/VERSION.DLL, docs/formats.txt: Revised, formatted.
+
+2005-08-28 George Williams <gww@silcom.com>
+
+ * src/truetype/ttgload.c [TT_MAX_COMPOSITE_RECURSE]: Removed.
+ (load_truetype_glyph): Limit recursion depth by `maxComponentDepth'.
+
+2005-08-25 J. Ali Harlow <ali@avrc.city.ac.uk>
+
+ * builds/unix/freetype2.in (CFlags): Add missing directory.
+
+2005-08-24 Werner Lemberg <wl@gnu.org>
+
+ * docs/CHANGES: Mention gxvalid module.
+
+2005-08-23 Werner Lemberg <wl@gnu.org>
+
+ * src/autofit/aflatin.c (af_latin_metrics_scale): Initialize
+ render mode properly. Reported by chris@dokein.co.uk.
+
+2005-08-23 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Add gxvalid module to validate TrueType GX/AAT tables.
+
+ Modifications on existing files:
+
+ * Jamfile: Register gxvalid module.
+ * src/base/Jamfile: Register ftgxval.c.
+ * src/base/rule.mk: Register ftgxval.c.
+ * docs/INSTALL.ANY: Register gxvalid/gxvalid.c.
+
+ * include/freetype/config/ftheader.h (FT_GX_VALIDATE_H): New macro
+ to include gxvalid header file.
+ * include/freetype/config/ftmodule.h: Register gxv_module_class.
+
+ * include/freetype/ftchapters.h: Add comment about gx_validation.
+ * include/freetype/ftotval.h: Change keyword FT_VALIDATE_XXX
+ to FT_VALIDATE_OTXXX to co-exist with gxvalid.
+ * include/freetype/tttags.h: Add tags for TrueType GX/AAT tables.
+
+ * include/freetype/internal/ftserv.h (FT_SERVICE_GX_VALIDATE_H): New
+ macro for gxvalid service.
+ * include/freetype/internal/fttrace.h: Add trace facilities for
+ gxvalid.
+
+ New files on existing directories:
+
+ * include/freetype/internal/services/svgxval.h: Registration of
+ validation service for TrueType GX/AAT and classic kern table.
+ * include/freetype/ftgxval.h: Public API definition to use gxvalid.
+ * src/base/ftgxval.c: Public API of gxvalid.
+
+ New files under src/gxvalid/:
+
+ * src/gxvalid/Jamfile src/gxvalid/README src/gxvalid/module.mk
+ src/gxvalid/rules.mk src/gxvalid/gxvalid.c src/gxvalid/gxvalid.h
+ src/gxvalid/gxvbsln.c src/gxvalid/gxvcommn.c src/gxvalid/gxvcommn.h
+ src/gxvalid/gxverror.h src/gxvalid/gxvfeat.c src/gxvalid/gxvfgen.c
+ src/gxvalid/gxvjust.c src/gxvalid/gxvkern.c src/gxvalid/gxvlcar.c
+ src/gxvalid/gxvmod.c src/gxvalid/gxvmod.h src/gxvalid/gxvmort.c
+ src/gxvalid/gxvmort.h src/gxvalid/gxvmort0.c src/gxvalid/gxvmort1.c
+ src/gxvalid/gxvmort2.c src/gxvalid/gxvmort4.c src/gxvalid/gxvmort5.c
+ src/gxvalid/gxvmorx.c src/gxvalid/gxvmorx.h src/gxvalid/gxvmorx0.c
+ src/gxvalid/gxvmorx1.c src/gxvalid/gxvmorx2.c src/gxvalid/gxvmorx4.c
+ src/gxvalid/gxvmorx5.c src/gxvalid/gxvopbd.c src/gxvalid/gxvprop.c
+ src/gxvalid/gxvtrak.c: New files, gxvalid body.
+
+2005-08-21 Werner Lemberg <wl@gnu.org>
+
+ * src/truetype/ttgload.c (TT_Load_Glyph): Only translate outline
+ to (0,0) if bit 1 of the `head' table isn't set. This improves
+ rendering of buggy fonts.
+
+2005-08-20 Chia I Wu <b90201047@ntu.edu.tw>
+
+ * src/truetype/ttdriver.c (Load_Glyph): Don't check the validity of
+ ttmetrics here. TrueType fonts with only sbits always have
+ ttmetrics.valid set to false.
+
+ * src/truetype/ttgload.c (TT_Load_Glyph): Check that ttmetrics is
+ valid before loading outline glyph.
+
+ * src/cache/ftcimage.c (FTC_INode_New): Fix a memory leak.
+
+2005-08-20 Werner Lemberg <wl@gnu.org>
+
+ * src/sfnt/ttload.c (tt_face_load_metrics_header): Ignore missing
+ `hhea' table for SFNT Mac fonts. Change based on a patch by
+ mpsuzuki@hiroshima-u.ac.jp.
+
+2005-08-20 Masatake YAMATO <jet@gyve.org>
+
+ * src/otvalid/otvmod.c (otv_validate): Use ft_validator_run instead
+ of ft_setjmp.
+
+2005-08-19 Werner Lemberg <wl@gnu.org>
+
+ * src/truetype/ttgload.c (load_truetype_glyph): Fix compiler
+ warnings.
+
+2005-08-16 Chia I Wu <b90201047@ntu.edu.tw>
+
+ * src/truetype/ttinterp.c, src/truetype/ttinterp.h: Update copyright
+ messages.
+
+2005-08-16 Chia I Wu <b90201047@ntu.edu.tw>
+
+ * src/truetype/ttinterp.c, src/truetype/ttinterp.h: Remove original
+ TT_Done_Context and rename TT_Destroy_Context to TT_Done_Context
+ with slight changes.
+ Update all callers.
+ (TT_New_Context): Now takes TT_Driver argument directly.
+ Update all callers.
+
+ * src/truetype/ttobjs.h (tt_slot_init): New function.
+ * src/truetype/ttobjs.c (tt_driver_init): Initialize execution
+ context here.
+ (tt_slot_init): New function to create extra points for the internal
+ glyph loader. We then use it directly, instead of face's glyph
+ loader, when loading glyph.
+
+ * src/truetype/ttdriver.c (tt_driver_class): Use tt_slot_init for
+ glyph slot initialization.
+ (Load_Glyph): Load flag dependencies are handled here. Return error
+ if size is NULL.
+
+ * src/truetype/ttgload.c: Heavy cleanup and refactoring.
+ (org_to_cur): Removed.
+ (TT_Load_Simple_Glyph): Call FT_GlyphLoader_CheckPoints.
+ (TT_Hint_Glyph): New function to hint a zone, prepared by caller.
+ (TT_Process_Simple_Glyph): s/load/loader/.
+ Use loader->pp values instead of recalculation.
+ Use TT_Hint_Glyph.
+ No need to save/restore loader->stream before and after
+ TT_Vary_Get_Glyph_Deltas now.
+ (TT_LOADER_SET_PP): New macro to calculate and set the four phantom
+ points.
+ (load_truetype_glyph): Never set exec->glyphSize to 0. This closes
+ Savannah bug #13107.
+ Forget glyph frame before calling TT_Process_Simple_Glyph.
+ Use TT_LOADER_SET_PP.
+ Scale all four phantom points.
+ Split off some functionality to ...
+ (TT_Process_Composite_Component, TT_Process_Composite_Glyph): These
+ new functions.
+ (TT_Load_Glyph): Set various fields of `glyph' here, not in
+ load_truetype_glyph and compute_glyph_metrics.
+ Split off some functionality to ...
+ (load_sbit_image, tt_loader_init): These new functions.
+ (compute_glyph_metrics): Call FT_Outline_Get_CBox.
+
+2005-08-08 Werner Lemberg <wl@gnu.org>
+
+ * docs/INSTALL.ANY: Updated.
+
+2005-08-05 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cffgload.c (cff_builder_close_contour),
+ src/psaux/psobjs.c (t1_builder_close_contour): Protect against
+ zero `outline' pointer.
+
+ * src/base/ftgloadr.c (FT_GlyphLoader_Add): Protect against zero
+ `loader' address.
+
+2005-08-03 Werner Lemberg <wl@gnu.org>
+
+ * src/sfnt/sfdriver.c (sfnt_interface) [FT_OPTIMIZE_MEMORY]:
+ Reactivate pointers to tt_find_sbit_image and tt_load_sbit_metrics
+ to make X work again.
+
+2005-08-02 Werner Lemberg <wl@gnu.org>
+
+ * src/otvalid/otvcommn.h: Remove dead code.
+
+2005-07-31 Chia I Wu <b90201047@ntu.edu.tw>
+
+ * src/truetype/ttobjs.h (tt_size_run_fpgm, tt_size_run_prep): New
+ functions.
+
+ * src/truetype/ttobjs.c (tt_size_run_fpgm, tt_size_run_prep): New
+ functions.
+ (tt_size_init): Add 4, instead of 2, (phantom) points to twilight
+ zone.
+ Move code that runs fpgm to tt_size_run_fpgm.
+ (Reset_Outline_Size): Move code that runs prep to tt_size_run_prep.
+ (tt_glyphzone_new): Allocate right size of arrays.
+ Set max_points and max_contours properly.
+
+2005-07-26 Chia I Wu <b90201047@ntu.edu.tw>
+
+ * src/truetype/ttdriver.c (Set_Char_Sizes): Avoid unnecessary
+ computations and clean up.
+
+ * src/truetype/ttobjs.h (struct TT_SizeRec_): Comment on the
+ internal copy of metrics.
+
+2005-07-12 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/ftoutln.h (FT_Outline_Embolden): Fix prototype.
+ Reported by Xerxes.
+
+2005-07-04 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/internal/ftmemory.h (FT_REALLOC_ARRAY): Fix typo.
+ Reported by Brett Hutley.
+
+2005-06-30 David Turner <david@freetype.org>
+
+ * src/sfnt/ftbitmap.c, src/truetype/ttgload.c, src/sfnt/ttcmap.c:
+ Removing compiler warnings (Visual C++ /W4).
+
+
+ Implement a work-around for broken C preprocessor in Visual C++ (it
+ has been confirmed by the MS developers that it is indeed a bug
+ which won't be fixed in the very near future).
+
+ * Jamfile (FT2_COMPONENTS): Include otvalid (again).
+
+ * src/otvalid/otvcommn.h (OTV_NAME, OTV_FUNC): New macros.
+ (OTV_NEST1, OTV_NEST2, OTV_NEST3): Use OTV_NAME and OTV_FUNC to
+ avoid argument expansion by argument prescan.
+ Append `Func' to all affected macros and change them to take just a
+ single argument. Example: `AttachList' is renamed to
+ `AttachListFunc'.
+
+ * src/otvalid/otvgdef.c, src/otvalid/otvgpos.c,
+ src/otvalid/otvgsub.c, src/otvjstf.c: Append `Func' to macros
+ affected by the changes to OTV_NESTx and modify them to take just a
+ single argument.
+
+2005-06-20 Chia I Wu <b90201047@ntu.edu.tw>
+
+ * include/freetype/internal/ftobjs.h, src/base/ftobjs.c: New function
+ ft_glyphslot_grid_fit_metrics.
+
+ * src/truetype/ttgload.c (compute_glyph_metrics): Use
+ ft_glyphslot_grid_fit_metrics.
+
+ * src/cff/cffgload.c (cff_slot_load), src/cid/cidgload.c
+ (cid_slot_load_glyph), src/type1/t1gload.c (T1_Load_Glyph): Use
+ ft_glyphslot_grid_fit_metrics.
+ FT_Outline_Get_CBox is called twice.
+
+ * src/base/ftsynth.c (FT_GlyphSlot_Embolden): Modify metrics to more
+ reasonable values when emboldening outline glyphs. The theoretic
+ ones are unrealistic.
+
+2005-06-16 Chia I Wu <b90201047@ntu.edu.tw>
+
+ * src/base/ftoutln.c (FT_Outline_Embolden): Strength should be
+ halved.
+
+ * src/base/ftsynth.c (FT_GlyphSlot_Embolden): Change the default
+ strength.
+ Don't increase slot->advance.y.
+
+2005-06-16 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/freetype.h (FREETYPE_MINOR): Set to 2.
+ (FREETYPE_PATCH): Set to 0.
+
+ * builds/unix/configure.ac (version_info): Set to 9:9:3.
+ Currently, we are still binary compatible.
+
+ * builds/win32/visualc/index.html,
+ builds/win32/visualc/freetype.dsp,
+ builds/win32/visualc/freetype.vcproj: s/219/2110/, s/2.1.9/2.1.10/.
+
+ * builds/freetype.mk (refdoc), README, Jamfile (RefDoc):
+ s/2.1.9/2.1.10/.
+
+ * docs/CHANGES, docs/VERSION.DLL: Updated.
+
+ * ChangeLog: Split off older entries into...
+ * ChangeLog.20, ChangeLog.21: These new files.
+
+2005-06-15 Kirill Smelkov <kirr@mns.spb.ru>
+
+ The next release will be 2.2.0, so don't worry about source code
+ backwards compatibility.
+
+ * include/freetype/ftimage.h (FT_Outline_MoveToFunc,
+ FT_Outline_LineToFunc, FT_Outline_ConicToFunc,
+ FT_Outline_CubicToFunc, FT_SpanFunc, FT_Raster_RenderFunc),
+ include/freetype/ftrender.h (FT_Glyph_TransformFunc,
+ FT_Renderer_RenderFunc, FT_Renderer_TransformFunc): Decorate
+ parameters with `const' where appropriate.
+
+2005-06-15 Chia I Wu <b90201047@ntu.edu.tw>
+
+ * src/sfnt/ttsbit.c (tt_face_load_sbit_image): Compute vertBearingY
+ to make glyphs centered vertically.
+
+ * src/truetype/ttgload.c (compute_glyph_metrics): Compute
+ vertBearingY to make glyphs centered vertically.
+ Fix some bugs in vertical metrics:
+
+ . loader->pp3.y and loader->pp4.y are in 26.6 format, not in font
+ units.
+ . As we use the glyph's cbox to calculate the top bearing now
+ there is no need to adjust `top'.
+
+2005-06-15 Werner Lemberg <wl@gnu.org>
+
+ * src/otvalid/otvcommn.h (OTV_OPTIONAL_TABLE): Use FT_UShort to be
+ in sync with OTV_OPTIONAL_OFFSET. Reported by YAMATO Masatake.
+
+2005-06-13 Werner Lemberg <wl@gnu.org>
+
+ * docs/release: Update.
+
+----------------------------------------------------------------------------
+
+Copyright 2005, 2006, 2007, 2008 by
+David Turner, Robert Wilhelm, and Werner Lemberg.
+
+This file is part of the FreeType project, and may only be used, modified,
+and distributed under the terms of the FreeType project license,
+LICENSE.TXT. By continuing to use, modify, or distribute this file you
+indicate that you have read the license and understand and accept it
+fully.
+
+
+Local Variables:
+version-control: never
+coding: utf-8
+End:
--- /dev/null
+2010-02-13 Werner Lemberg <wl@gnu.org>
+
+ * Version 2.3.12 released.
+ ==========================
+
+
+ Tag sources with `VER-2-3-12'.
+
+ * docs/CHANGES: Updated.
+
+ * docs/VERSION.DLL: Update documentation and bump version number to
+ 2.3.12.
+
+ * README, Jamfile (RefDoc),
+ builds/win32/vc2005/freetype.vcproj, builds/win32/vc2005/index.html,
+ builds/win32/vc2008/freetype.vcproj, builds/win32/vc2008/index.html,
+ builds/win32/visualc/freetype.dsp,
+ builds/win32/visualc/freetype.vcproj,
+ builds/win32/visualc/index.html, builds/win32/visualce/freetype.dsp,
+ builds/win32/visualce/freetype.vcproj,
+ builds/win32/visualce/index.html,
+ builds/wince/vc2005-ce/freetype.vcproj,
+ builds/wince/vc2005-ce/index.html,
+ builds/wince/vc2008-ce/freetype.vcproj,
+ builds/wince/vc2008-ce/index.html: s/2.3.11/2.3.12/, s/2311/2312/.
+
+ * include/freetype/freetype.h (FREETYPE_PATCH): Set to 12.
+
+ * builds/unix/configure.raw (version_info): Set to 10:0:4.
+
+2010-02-12 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Improve autotool version checking to work with beta releases.
+
+ * autogen.sh (check_tool_version): Improve the extraction of version
+ number from "tool --version" output. Some beta releases of
+ autotools have extra strings before version number.
+
+2010-02-12 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Fix overallocating bug in FT_Outline_New_Internal().
+
+ * src/base/ftoutln.c (FT_Outline_New_Internal): The length of
+ FT_Outline->points[] should be numPoints, not 2 * numPoints.
+ Found by Paul Messmer, see
+ http://lists.gnu.org/archive/html/freetype-devel/2010-02/msg00003.html
+
+2010-02-10 Ken Sharp <ken.sharp@artifex.com>
+
+ Really fix Savannah bug #28678 (part 2).
+
+ Since we consider `sbw' for the horizontal direction only, we still have
+ to synthesize vertical metrics if the user wants to use the vertical
+ writing direction.
+
+ * src/cff/cffgload.c (cff_slot_load), src/cid/cidgload.c
+ (cid_slot_load_glyph), src/type1/t1gload.c (T1_Load_Glyph):
+ Synthesize vertical metrics (only) if FT_LOAD_VERTICAL_LAYOUT is
+ set.
+
+2010-02-10 Ken Sharp <ken.sharp@artifex.com>
+
+ Really fix Savannah bug #28678 (part 1).
+
+ After long discussion, we now consider the character width vector
+ (wx,wy) returned by the `sbw' Type 1 operator as being part of *one*
+ direction only. For example, if you are using the horizontal
+ writing direction, you get the horizontal and vertical components of
+ the advance width for this direction. Note that OpenType and CFF fonts
+ don't have such a vertical component; instead, the GPOS table can be
+ used to generate two-dimensional advance widths (but this isn't
+ handled by FreeType).
+
+ * include/freetype/ftincrem.h (FT_Incremental_MetricsRec): Add
+ `advance_v' field to hold the vertical component of the advance
+ value.
+
+ * src/truetype/ttgload.c (tt_get_metrics), src/cff/cffgload.c
+ (cff_slot_load), src/type1/t1gload.c
+ (T1_Parse_Glyph_And_Get_Char_String), src/cid/cidgload.c
+ (cid_load_glyph): Use it.
+
+2010-02-08 Werner Lemberg <wl@gnu.org>
+
+ * devel/ftoption.h [FT_CONFIG_OPTION_PIC]: Define.
+
+2010-02-04 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Prevent NULL pointer dereference passed to FT_Module_Requester.
+
+ * src/sfnt/sfdriver.c (sfnt_get_interface): Don't use `module'.
+ * src/psnames/psmodule.c (psnames_get_interface): Ditto.
+
+ * src/cff/cffdrivr.c (cff_get_interface): Check NULL `driver'.
+ * src/truetype/ttdriver.c (tt_get_interface): Ditto.
+
+2010-01-29 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Fix memory leaks in previous patch.
+
+ * src/sfnt/sfobjs.c (sfnt_load_face): Don't overwrite the strings
+ allocated for face->root.family_name and style_name.
+
+2010-01-29 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ New parameters for FT_Open_Face() to ignore preferred family names.
+
+ Preferred family names should be used for legacy systems that
+ can hold only a few faces (<= 4) for a family name. Suggested by
+ Andreas Heinrich.
+ http://lists.gnu.org/archive/html/freetype/2010-01/msg00001.html
+
+ * include/freetype/ftsnames.h (FT_PARAM_TAG_IGNORE_PREFERRED_FAMILY,
+ FT_PARAM_TAG_IGNORE_PREFERRED_SUBFAMILY): Define.
+
+ * src/sfnt/sfobjs.c (sfnt_load_face): Check the arguments and
+ ignore preferred family and subfamily names if requested.
+
+2010-01-27 Ken Sharp <ken.sharp@artifex.com>
+
+ Fix Savannah bug #28678.
+
+ * src/cff/cffgload.c (cff_slot_load), src/cid/cidgload.c
+ (cid_load_glyph): Handle vertical metrics correctly.
+
+ * src/type1/t1gload.c (T1_Parse_Glyph_And_Get_Char_String): Handle
+ vertical metrics correctly.
+ (T1_Load_Glyph): Don't synthesize vertical metrics.
+
+2010-01-14 Werner Lemberg <wl@gnu.org>
+
+ Make FT_Set_Transform work if no renderer is available.
+
+ * src/base/ftobjs.c (FT_Load_Glyph): Apply `standard' transformation
+ if no renderer is compiled into the library.
+
+2010-01-14 Werner Lemberg <wl@gnu.org>
+
+ Fix compilation warning.
+
+ * src/base/ftbase.h: s/LOCAL_DEF/LOCAL/.
+ * src/base/ftobjc.s: Include ftbase.h conditionally.
+
+2010-01-11 Kwang Yul Seo <skyul@company100.net>
+
+ Provide inline assembly code for RVCT compiler.
+ This is Savannah patch #7059.
+
+ * include/freetype/config/ftconfig.h (FT_MULFIX_ASSEMBLER,
+ FT_MulFix_arm) [__CC_ARM || __ARM_CC]: Define.
+
+2010-01-08 Ken Sharp <ken.sharp@artifex.com>
+
+ Fix Savannah bug #28521.
+
+ Issue #28226 involved a work-around for a font which used the
+ `setcurrentpoint' operator in an invalid way; this operator is only
+ supposed to be used with the result of OtherSubrs, and the font used
+ it directly. The supplied patch removed the block of code which
+ checked this usage entirely.
+
+ This turns out to be a Bad Thing. If `setcurrentpoint' is being
+ used correctly it should reset the flex flag in the decoder. If we
+ don't do this then the flag never gets reset and we omit any further
+ contours from the glyph (at least until we close the path or
+ similar).
+
+ * src/psaux/t1decode.c (t1_decoder_parse_charstrings)
+ <op_setcurrentpoint>: Handle `flex_state' correctly.
+
+2010-01-05 Werner Lemberg <wl@gnu.org>
+
+ Apply reports from clang static analyzer.
+
+ * src/lzw/ftlzw.c (ft_lzw_file_init), src/base/ftstroke.c
+ (FT_Stroker_ParseOutline), src/base/ftsynth.c
+ (FT_GlyphSlot_Embolden): Remove dead code.
+
+ * src/base/ftpatent.c (_tt_check_patents_in_table): Initialize
+ `offset_i' and `length_i'.
+
+2010-01-05 Ralph Giles <giles@ghostscript.com>
+
+ Enable the incremental font interface by default.
+
+ Ghostscript requires the incremental font interface for handling
+ some Postscript documents. It is moving to using FreeType as its
+ primary renderer; supporting this in the default build makes it
+ Ghostscript to be linked against the system FreeType when one is
+ available.
+
+ * include/freetype/config/ftoption.h (FT_CONFIG_OPTION_INCREMENTAL):
+ Uncomment.
+
+2010-01-05 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #28395.
+
+ * src/truetype/ttdriver.c (Load_Glyph), src/type1/t1gload.c
+ (T1_Loada_Glyph): Don't check `num_glyphs' if incremental interface
+ is used.
+
+2010-01-05 Ken Sharp <ken.sharp@artifex.com>
+
+ Make Type 1 `seac' operator work with incremental interface.
+ This fixes Savannah bug #28480.
+
+ * src/psaux/t1decode.c (t1operator_seac): Don't check `glyph_names'
+ if incremental interface is used.
+
+2010-01-04 Ken Sharp <ken.sharp@artifex.com>
+
+ Make incremental interface work with TrueType fonts.
+ This fixes Savannah bug #28478.
+
+ * src/truetype/ttgload.c (load_truetype_glyph): Don't check
+ `glyf_offset' if incremental interface is used.
+
+2009-12-31 Lars Abrahamsson <wonko@opera.com>
+
+ Make compilation with FT_CONFIG_OPTION_PIC work again.
+
+ * src/base/ftglyph.c (FT_Glyph_To_Bitmap) [FT_CONFIG_OPTION_PIC]:
+ Declare `library' for FT_BITMAP_GLYPH_CLASS_GET.
+
+ * src/base/ftinit.c (ft_destroy_default_module_classes,
+ ft_create_default_module_classes): Use proper casts (needed for C++
+ compilation).
+
+ * src/sfnt/ttcmap.c (tt_cmap13_class_rec): Use FT_DEFINE_TT_CMAP.
+
+2009-12-22 Marc Kleine-Budde <mkl@pengutronix.de>
+
+ Make freetype-config aware of $SYSROOT.
+ This is Savannah patch #7040.
+
+ * builds/unix/freetype-config.in: Decorate with ${SYSROOT} where
+ appropriate.
+
+2009-12-20 Werner Lemberg <wl@gnu.org>
+
+ Fix compiler warning.
+ Reported by Sean.
+
+ * src/base/ftdbgmem.c [!FT_DEBUG_MEMORY]: ANSI C doesn't like empty
+ source files; however, some compilers warn about an unused variable
+ declaration. This is now replaced with a typedef.
+
+2009-12-18 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #28320.
+
+ There exist corrupt, subsetted fonts (embedded in PDF files) which
+ contain a private dict that ends with an unterminated floating point
+ number (no operator following). We now ignore this error (as
+ acrobat does).
+
+ * src/cff/cffparse.c (cff_parser_run): Don't emit a syntax error for
+ unterminated floating point numbers.
+
+2009-12-16 Werner Lemberg <wl@gnu.org>
+
+ Really fix compiler warnings.
+ Reported by Sean.
+
+ * src/truetype/ttgxvar.c (GX_PT_POINTS_ARE_WORDS,
+ GX_PT_POINT_RUN_COUNT_MASK): Convert enum values to macros.
+
+2009-12-16 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Improve configure.raw to copy some options from CFLAGS to LDFLAGS.
+ The linker of Mac OS X 10.6 is sensitive to the architecture. If
+ the architectures are specified explicitly for the C compiler, the
+ linker requires the architecture specifications too.
+
+ * builds/unix/configure.raw: Replace `-isysroot' option parser by
+ more generic argument parser.
+
+2009-12-15 Werner Lemberg <wl@gnu.org>
+
+ Fix compiler warnings.
+ Reported by Sean.
+
+ * src/truetype/ttgxvar.c (ft_var_readpackeddeltas): Fix counter data
+ type.
+
+2009-12-14 Ken Sharp <ken.sharp@artifex.com>
+
+ Ignore invalid `setcurrentpoint' operations in Type 1 fonts.
+ This fixes Savannah bug #28226.
+
+ At least two wild PostScript files of unknown provenance contain
+ Type 1 fonts, apparently converted from TrueType fonts in earlier
+ PDF versions of the files, which use the `setcurrentpoint' operator
+ inappropriately.
+
+ FreeType currently throws an error in this case, but Ghostscript and
+ Adobe Distiller both accept the fonts and ignore the problem. This
+ commit #ifdefs out the check so PostScript interpreters using
+ FreeType can render these files.
+
+ The specification says `setcurrentpoint' should only be used to set
+ the point after a `Subr' call, but these fonts use it to set the
+ initial point to (0,0). Unnecessarily so, as they correctly use an
+ `hsbw' operation which implicitly sets the initial point.
+
+ * src/psaux/t1decode.c (t1_decoder_parse_charstrings)
+ <op_setcurrentpoint>: Comment out code.
+
+2009-12-14 Bram Tassyns <bramt@enfocus.be>
+
+ Fix parsing of /CIDFontVersion.
+ This fixes Savannah bug #28287.
+
+ * src/cid/cidtoken.h: `cid_version' in CID_FaceInfoRec (in
+ t1tables.h) is of type FT_Fixed.
+
+2009-12-14 Werner Lemberg <wl@gnu.org>
+
+ Trace glyph index in CID module.
+ Suggested in Savannah patch #7023.
+
+ * src/cid/cidgload.c (cid_load_glyph): Add tracing message.
+
+2009-12-03 Werner Lemberg <wl@gnu.org>
+
+ Fix compiler warnings.
+
+ * src/truetype/ttgload.c (tt_get_metrics): Put `Exit' label into the
+ proper preprocessor conditional.
+ * src/pfr/pfrobjs.c (pfr_slot_load): Pacify gcc.
+
+2009-11-25 John Tytgat <John.Tytgat@esko.com>
+
+ Better handling of start of `eexec' section.
+ This fixes Savannah bug #28090.
+
+ * src/type1/t1parse.c (T1_Get_Private_Dict): Skip all whitespace
+ characters before start of `eexec' section.
+
+2009-11-20 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #27742.
+
+ * src/base/ftstroke.c (ft_stroker_outside): Avoid silent division by
+ zero, using a threshold for `theta'.
+
+2009-11-20 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #28036.
+
+ * src/type1/t1afm.c (t1_get_index): Fix comparison.
+
+2009-11-16 Werner Lemberg <wl@gnu.org>
+
+ Fix compiler warnings.
+ Reported by Kevin Blenkinsopp <arqon@promode.org>.
+
+ * src/sfnt/ttload.c (check_table_dir): Use proper data type.
+
+2009-11-15 Werner Lemberg <wl@gnu.org>
+
+ Really fix FreeDesktop bug #21197.
+ This also fixes Savannah bug #28021.
+
+ * src/autofit/aflatin.c (af_latin_metrics_check_digits),
+ src/autofit/aflatin2.c (af_latin2_metrics_check_digits): Fix loop.
+
+2009-11-15 Werner Lemberg <wl@gnu.org>
+
+ Add tracing messages for advance values.
+
+ * src/base/ftobjs.c (FT_Load_Glyph), src/truetype/ttgload.c
+ (TT_Get_HMetrics, TT_Get_VMetrics): Do it.
+
+2009-11-08 Werner Lemberg <wl@gnu.org>
+
+ Fix compiler warning.
+ Reported by Jeremy Manson <jeremy.manson@gmail.com>.
+
+ * src/truetype/ttgload.c (load_truetype_glyph): Initialize `error'.
+
+2009-11-04 Werner Lemberg <wl@gnu.org>
+
+ Remove compiler warning.
+ Reported by Sean McBride <sean@rogue-research.com>.
+
+ * src/tools/apinames.c (read_header_file)<STATE_TYPE>: Use a cast to
+ `int', as specified in the printf(3) man page.
+
+2009-11-04 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #27921.
+
+ * src/cff/cffobjs.c (cff_face_init), src/cid/cidobjs.c
+ (cid_face_init), src/type1/t1afm.c (T1_Read_Metrics),
+ src/type1/t1objs.c (T1_Face_Init): Don't use unsigned constant
+ values for rounding if the argument can be negative.
+
+2009-11-03 Bram Tassyns <bramt@enfocus.be>
+
+ Add basic support for Type1 charstrings in CFF.
+ This fixes Savannah bug #27922.
+
+ * src/cff/cffgload.c (CFF_Operator, cff_argument_counts): Handle
+ `seac', `sbw', and `setcurrentpoint' opcodes.
+ (cff_compute_bias): Add parameter to indicate the charstring type.
+ Update all callers.
+ (cff_operator_seac): Add parameter for side bearing.
+ (cff_decoder_parse_charstrings): Updated for more Type1 support.
+
+2009-11-03 Werner Lemberg <wl@gnu.org>
+
+ Return correct `linearHoriAdvance' value for embedded TT bitmaps too.
+ Reported by Jeremy Manson <jeremy.manson@gmail.com>.
+
+ src/truetype/ttgload.c (load_truetype_glyph): Add parameter to
+ quickly load the glyph header only.
+ Update all callers.
+ (tt_loader_init): Add parameter to quickly load the `glyf' table
+ only.
+ Update all callers.
+ (TT_Load_Glyph): Compute linear advance values for embedded bitmap
+ glyphs too.
+
+2009-11-03 Werner Lemberg <wl@gnu.org>
+
+ Improve code readability.
+
+ * src/ttgload.c (load_truetype_glyph): Move metrics calculation
+ to...
+ (tt_get_metrics): This new function.
+
+2009-10-26 Bram Tassyns <bramt@enfocus.be>
+
+ Fix Savannah bug #27811.
+
+ * src/truetype/ttxgvar.c (ft_var_readpackeddeltas): Fix
+ signed/unsigned mismatch.
+
+2009-10-19 Ning Dong <flintning@163.com>
+
+ Fix handling of `get' and `put' CFF instructions.
+
+ * src/cff/cffgload.c (cff_decoder_parse_charstrings) <cff_op_get,
+ cff_op_put>: Appendix B of Adobe Technote #5177 limits the number of
+ elements for the `get' and `put' operators to 32.
+ * src/cff/cffgload.h (CFF_MAX_TRANS_ELEMENTS): Define.
+ (CFF_Decoder): Use it for `buildchar' and remove `len_buildchar'.
+
+2009-10-18 Werner Lemberg <wl@gnu.org>
+
+ Fix handling of `dup' CFF instruction.
+ Problem and solution reported by Ning Dong <flintning@163.com>.
+
+ * src/cff/cffgload.c (cff_decoder_parse_charstrings) <cff_op_dup>:
+ Increase `args' by 2, not 1.
+
+2009-10-10 Werner Lemberg <wl@gnu.org>
+
+ * Version 2.3.11 released.
+ ==========================
+
+
+ Tag sources with `VER-2-3-11'.
+
+ * docs/VERSION.DLL: Update documentation and bump version number to
+ 2.3.11.
+
+ * README, Jamfile (RefDoc), builds/win32/visualc/index.html,
+ builds/win32/visualc/freetype.dsp,
+ builds/win32/visualc/freetype.vcproj,
+ builds/win32/visualce/index.html,
+ builds/win32/visualce/freetype.dsp,
+ builds/win32/visualce/freetype.vcproj: s/2.3.10/2.3.11/, s/2310/2311/.
+
+ * include/freetype/freetype.h (FREETYPE_PATCH): Set to 11.
+
+ * builds/unix/configure.raw (version_info): Set to 9:22:3.
+
+2009-10-10 Werner Lemberg <wl@gnu.org>
+
+ * docs/CHANGES, docs/release: Updated.
+
+2009-10-10 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/pcf/pcfread.c (pcf_get_properties): Fix a bug in the nprops
+ truncation. Reported by Martin von Gagern and Peter Volkov.
+ https://bugs.gentoo.org/288357 and https://bugs.gentoo.org/288256
+
+2009-10-06 Werner Lemberg <wl@gnu.org>
+
+ * Version 2.3.10 released.
+ ==========================
+
+
+ Tag sources with `VER-2-3-10'.
+
+ * builds/toplevel.mk (major, minor, patch): Fix regexp to allow more
+ than a single digit.
+ (dist): We now use git.
+
+ * docs/VERSION.DLL: Update documentation and bump version number to
+ 2.3.10.
+
+ * README, Jamfile (RefDoc), builds/win32/visualc/index.html,
+ builds/win32/visualc/freetype.dsp,
+ builds/win32/visualc/freetype.vcproj,
+ builds/win32/visualce/index.html,
+ builds/win32/visualce/freetype.dsp,
+ builds/win32/visualce/freetype.vcproj: s/2.3.9/2.3.10/, s/239/2310/.
+
+ * include/freetype/freetype.h (FREETYPE_PATCH): Set to 10.
+
+ * builds/unix/configure.raw (version_info): Set to 9:21:3.
+
+2009-10-06 Werner Lemberg <wl@gnu.org>
+
+ Fix `make multi'.
+
+ * src/cache/ftccache.c, src/cache/ftcsbits.c (FT_COMPONENT): Define.
+
+ * src/sfnt/sfdriver.c: Include FT_INTERNAL_DEBUG_H.
+
+2009-09-27 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [cache] Fix Savannah bug #27441, clean up Redhat bugzilla #513582.
+ Tricky casts in FTC_{CACHE,GCACHE,MRULIST}_LOOKUP_CMP() are removed.
+ Now these functions should be called with FTC_Node or FTC_MruNode
+ variable, and the caller should cast them to appropriate pointers to
+ concrete data. These tricky casts can GCC-4.4 optimizer (-O2)
+ confused and the crashing binaries are generated.
+
+ * src/cache/ftcmru.h (FTC_MRULIST_LOOKUP_CMP): Drop tricky cast.
+ Now the 4th argument `node' of this function should be typed as
+ FTC_MruNode.
+
+ * src/cache/ftcglyph.h (FTC_GCACHE_LOOKUP_CMP): For inline
+ implementation, new temporal variable FTC_MruNode `_mrunode' to take
+ the pointer from FTC_MRULIST_LOOKUP_CMP(). For non-inline
+ implementation, tricky cast is dropped.
+
+ * src/cache/ftcmanag.c (FTC_SIZE_NODE): New macro casting
+ to FTC_SizeNode.
+ (FTC_Manager_LookupSize): Replace FTC_SizeNode `node' by FTC_MruNode
+ `mrunode', and FTC_SIZE_NODE() is inserted.
+ (FTC_FACE_NODE): New macro casting to FTC_FaceNode.
+ (FTC_Manager_LookupFace) Replace FTC_FaceNode `node' by FTC_MruNode
+ `mrunode', and FTC_FACE_NODE() is inserted.
+
+ * src/cache/ftcbasic.c (FTC_ImageCache_Lookup): Change the type of
+ `node' from FTC_INode to FTC_Node. Extra casting macro FTC_NODE()
+ is dropped.
+ (FTC_ImageCache_LookupScaler): Ditto.
+ (FTC_SBitCache_Lookup): Change the type of `node' from FTC_SNode to
+ FTC_Node. Extra casting macro FTC_NODE() is dropped. FTC_SNODE()
+ is inserted.
+ (FTC_SBitCache_LookupScaler): Ditto.
+
+ * src/cache/ftccmap.c (FTC_CMapCache_Lookup): Change the type of
+ `node' from FTC_CMapNode to FTC_Node. Extra casting macro
+ FTC_NODE() is dropped, FTC_CMAP_NODE() is inserted.
+
+2009-09-25 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [cache, psaux, type1] Fix for multi build.
+ In multi build, some cpp functions are left as unresolved symbols.
+
+ * src/cache/ftcbasic.c: Include FT_INTERNAL_DEBUG_H for FT_TRACE1().
+
+ * src/psaux/t1decode.c: Include FT_INTERNAL_CALC_H for
+ FIXED_TO_INT().
+ * src/type1/t1gload.c: Ditto.
+ * src/type1/t1objs.c: Ditto.
+
+2009-09-25 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [autofit] Fix for multi build.
+
+ * src/autofit/afmodule.h: Include FT_INTERNAL_OBJECTS_H to use
+ FT_DECLARE_MODULE() macro in multi build.
+
+ * src/autofit/aflatin.c: Include <ft2build.h> to handle
+ FT_ADVANCES_H correctly in multi build.
+
+2009-09-24 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [cache] Check the face filled by FTC_Manager_LookupFace().
+
+ * src/cache/ftcbasic.c (ftc_basic_family_get_count): Return
+ immediately if FTC_Manager_LookupFace() fills face by NULL. Such
+ case can occur when the code is optimized by GCC-4.2.x.
+
+2009-09-23 Werner Lemberg <wl@gnu.org>
+
+ * docs/CHANGES: Updated.
+
+2009-09-12 Werner Lemberg <wl@gnu.org>
+
+ [raster] Fix 5-levels grayscale output.
+ This was broken since version 2.3.0.
+
+ * src/raster/ftraster.c (count_table): Use pre-2.3.0 values (which
+ were then computed dynamically).
+ (Vertical_Gray_Sweep_Step): Updated.
+
+ (ft_black_render): Initialize `worker->gray_lines' (problem found by
+ valgrind).
+
+ (FT_RASTER_OPTION_ANTI_ALIASING, DEBUG_RASTER): Dont' #undef, just
+ comment out.
+
+2009-09-12 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Improve configure.raw for cross build.
+
+ * builds/unix/configure.raw: Remove temporal files created by the
+ suffix checking for CC_BUILD. Set XX_ANSIFLAGS and XX_CFLAGS when
+ cross compiler is GCC. AC_PROG_CC checks whether the cross compiler
+ is GCC, its result is stored in GCC.
+
+2009-09-12 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [BDF] Modify hash API to take size_t value instead of void *.
+
+ The hash API in BDF driver is designed to be generic, it takes
+ void * typed data. But BDF driver always gives an unsigned long
+ integer (the index to a property). To reduce non-essential
+ casts from unsigned long to void* and from void* to unsigned
+ long, the hash API is changed to take size_t integer.
+ The issue of incompatible cast between unsigned long and void*
+ on LLP64 platform is reported by NightStrike from MinGW-Win64
+ project. See
+ http://lists.gnu.org/archive/html/freetype/2009-09/msg00000.html
+
+ * src/bdf/bdf.h: The type of hashnode->data is changed from
+ void* to size_t.
+
+ * src/bdf/bdflib.c (hash_insert): Get size_t data, instead of
+ void* data.
+ (bdf_create_property): Get the name length of new property by
+ size_t variable, with a cut-off at FT_ULONG_MAX.
+ (_bdf_set_default_spacing): Get the name length of the face by
+ size_t variable, with a cut-off at 256.
+ (bdf_get_property): Get the property id by size_t variable to
+ reduce the casts between 32-bit prop ID & hashnode->data during
+ simple copying.
+ (_bdf_add_property): Ditto.
+ (_bdf_parse_start): Calculate the index to the property array
+ by size_t variable.
+ (bdf_get_font_property): Drop a cast to unsigned long.
+
+2009-09-10 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ [Win64] Improve the computation of random seed from stack address.
+
+ On LLP64 platform, the conversion from pointer to FT_Fixed need
+ to drop higher 32-bit. Explict casts are required. Reported by
+ NightStrike from MinGW-w64 project. See
+ http://lists.gnu.org/archive/html/freetype/2009-09/msg00000.html
+
+ * src/cff/cffgload.c: Convert the pointers to FT_Fixed explicitly.
+
+ * src/psaux/t1decode.c: Ditto.
+
+
+2009-09-03 Werner Lemberg <wl@gnu.org>
+
+ [raster] Improvements for stand-alone mode.
+
+ * src/raster/rules.mk: Don't handle ftmisc.h. It is needed for
+ stand-alone mode only.
+
+ * src/raster/ftmisc.h (FT_MemoryRec , FT_Alloc_Func, FT_Free_Func,
+ FT_Realloc_Func): Copy declarations from ftsystem.h.
+
+2009-09-02 Bram Tassyns <bramt@enfocus.be>
+
+ Improve vertical metrics calculation (Savannah bug #27364).
+
+ The calculation of `vertBearingX' is not defined in the OTF font
+ spec so FreeType does a `best effort' attempt. However, this value
+ is defined in the PDF and PostScript specs, and that algorithm is
+ better than the one FreeType currently uses:
+
+ FreeType: Use the middle of the bounding box as the X coordinate
+ of the vertical origin.
+
+ Adobe PDF spec: Use the middle of the horizontal advance vector as
+ the X coordinate of the vertical origin.
+
+ FreeType's algorithm goes wrong if you have a really small glyph
+ (like the full-width, circle-like dot at the end of the sentence, as
+ used in CJK scripts) with large bearings. With the FreeType
+ algorithm this dot gets centered on the baseline; with the PDF
+ algorithm it gets the correct location (in the top right). Note
+ that this is a serious issue, it's like printing the dot at the end
+ of a Roman sentence at the center of the textline instead of on the
+ baseline like it should. So i believe the PDF spec's algorithm
+ should be used in FreeType as well.
+
+ The `vertBearingY' value for such small glyphs is also very strange
+ if no `vmtx' information is present, since the height of the bbox is
+ not representable for the height of the glyph visually (the
+ whitespace up to the baseline is part of the glyph). The fix also
+ includes some code for a better estimate of `vertBearingY'.
+
+ * src/base/ftobjs.c (ft_synthesize_vertical_metrics): `vertBearingX'
+ is now calculated as described by the Adobe PDF Spec. Estimate for
+ `vertBearingY' now works better for small glyphs completely above or
+ below the baseline into account.
+
+ * src/cff/cffgload.c (cff_slot_load): `vertBearingX' is now
+ calculated as described by the Adobe PDF Spec. Vertical metrics
+ information was always ignored when FT_CONFIG_OPTION_OLD_INTERNALS
+ was not defined.
+
+ * src/truetype/ttgload.c (compute_glyph_metrics): `vertBearingX' is
+ now calculated as described by the Adobe PDF Spec.
+
+2009-09-01 John Tytgat <John.Tytgat@esko.com>
+
+ Fix custom cmap for empty Type 1 font (Savannah bug #27294).
+
+ * include/freetype/internal/t1types.h (T1_EncodingRecRec_): Update
+ comment to reflect revised code_last meaning.
+ * src/type1/t1load.c (T1_Open_Face), src/type42/t42objs.c
+ (T42_Open_Face): Assign max_char as highest character code + 1 and
+ use this for T1_EncodingRecRec_::code_last.
+ * src/psaux/t1cmap.c (t1_cmap_custom_init): Follow revised
+ T1_EncodingRecRec_::code_last meaning.
+
+2009-08-25 Werner Lemberg <wl@gnu.org>
+
+ Fix rendering of horizontally compressed CFFs.
+ Bug reported by Ivan Nincic <inincic@pdftron.com>.
+
+ * src/cff/cffgload.c (cff_slot_load): Thinko: Check `xx' element of
+ `font_matrix' also.
+
+ * docs/CHANGES: Updated.
+
+2009-08-03 suyu0925@gmail.com
+
+ Don't call `ft_fseek' every time when executing `ft_fread'.
+
+ * src/base/ftstream.c (FT_Stream_Seek), src/base/ftsystem.c
+ (ft_ansi_stream_io): Implement it.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ sfnt: Cast a charcode to 32-bit in cmap format 14 parser.
+
+ * src/sfnt/ttcmap.c (tt_cmap14_char_var_index,
+ tt_cmap14_char_var_isdefault, tt_cmap14_char_variants,
+ tt_cmap14_variant_chars): Correct mismatches from
+ FT_CMap_CharVarIndexFunc prototype, FT_ULong arguments
+ are replaced by FT_UInt32 arguments.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ sfnt: Cast a charcode to 32-bit in cmap format 12 parser.
+
+ * src/sfnt/ttcmap.c (tt_cmap12_char_next):
+ Insert explicit cast from FT_UFast to FT_UInt32
+ for return value.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ psaux: Fix a few casts to FT_Int32 value.
+
+ * src/psaux/t1decode.c (t1_decoder_parse_charstrings):
+ Fix a few casts setting `value' from FT_Long to FT_Int32,
+ because `value' is typed as FT_Int32 since 2009-06-22.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ sfnt: Fix a data type mismatching with its source.
+
+ * src/sfnt/ttcmap.c (tt_cmap13_char_next): Fix the
+ type of `gindex' from FT_ULong to FT_UInt because
+ it is set by FT_UInt tt_cmap13_char_map_binary() or
+ TT_CMap13->cur_gindex.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ sfnt: Extend a few local variables to load 32-bit values.
+
+ * src/sfnt/ttkern.c (tt_face_load_kern): Extend `count'
+ and `kern' to load 32-bit values.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ pfr: Extend `num_aux' to take 32-bit value.
+
+ * src/pfr/pfrload.c (pfr_phy_font_load): Extend
+ `num_aux' to load 32-bit value.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ pcf: Truncate FT_ULong `nprops' to fit to int PCF_Face->nprops.
+
+ * src/pcf/pcfread.c (pcf_get_properties): Load `nprops'
+ as FT_ULong value from PCF file, but truncate it as
+ int to fit PCF_Face->nprops. The number of truncated
+ properties is shown in the trace message.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ gxvalid: Extend a few local variables to reduce the casts.
+
+ * src/gxvalid/gxvmorx.c (gxv_morx_subtables_validate):
+ Extend `type' and `rest' to take FT_ULong values.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ gxvalid: Extend `settingTable' to take 32-bit offset.
+
+ * src/gxvalid/gxvfeat.c (gxv_feat_name_validate):
+ Extend `settingTable' to take 32-bit offset.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ autofit: Cast FT_Long glyph_count to compare with FT_UInt GID.
+
+ * src/autofit/afglobal.c (af_face_globals_is_digit,
+ af_face_globals_compute_script_coverage): Cast FT_Long
+ globals->glyph_count to FT_ULong, to compare with FT_UInt
+ gindex.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ smooth: Exclude 16-bit system in invalid pitch/height check.
+
+ * src/smooth/ftsmooth.c (ft_smooth_render_generic):
+ pitch and height are typed as FT_UInt but checked to fit
+ 16-bit range, to avoid the overflows. On 16-bit system,
+ this checking inserts a conditional that never occurs.
+
+2009-07-03 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ cff: Type large constants > 0x7FFF as long for 16-bit systems.
+
+ * src/cff/cffload.c (cff_charset_load): Type large
+ constants > 0x7FFF as long, because normal constants
+ are typed signed integer that is less than 0x8000 on
+ 16-bit systems.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ base: Remove an unused variable.
+
+ * src/base/ftglyph.c (FT_Glyph_To_Bitmap): Remove an
+ unused variable `library'. glyph->library is used.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ cache: Check higher bits in flags for non ILP32 systems.
+
+ 4 public functions ought to take FT_ULong flags, but take
+ FT_UInt flags. To keep binary compatibility, we drop higher
+ bits on non ILP32 platforms,
+ ILP64 systems: No drop occurs.
+ LP64 systems: Higher bits are not used.
+ 16-bit systems: Drop can occur.
+ See
+ http://lists.gnu.org/archive/html/freetype-devel/2008-12/msg00065.html
+ These functions will be refined to take FT_ULong flags in
+ next bump with incompatible API change.
+
+ * src/cache/ftcbasic.c (FTC_ImageCache_Lookup):
+ Check `flags' in `type', the 2nd argument.
+ (FTC_SBitCache_Lookup): Ditto.
+ (FTC_ImageCache_LookupScaler): Check `load_flags',
+ the 3rd argument.
+ (FTC_SBitCache_LookupScaler): Ditto.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ sfnt: Ignore invalid GIDs in glyph name lookup.
+
+ * include/freetype/internal/fttrace.h:
+ New trace module for sfdriver.c is added.
+
+ * src/sfnt/sfdriver.c (sfnt_get_name_index):
+ Restrict glyph name lookup to FT_UInt GID.
+ Genuine TrueType can hold 16-bit glyphs.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ pcf: Fix a comparison between FT_Long and FT_ULong.
+
+ * src/pcf/pcfread.c (pcf_get_bitmaps): Return an error
+ if PCF_Face->nemetrics is negative.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ gxvalid: Guarantee `nFeatureFlags' size up to 32-bit.
+
+ * src/gxvalid/gxvmort.c (gxv_mort_featurearray_validate):
+ Extend the 3rd argument `nFeatureFlags' to FT_ULong.
+ * src/gxvalid/gxvmort.h: Ditto.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ sfnt: Insert explicit cast for LP64 system.
+
+ * src/sfnt/ttkern.c (tt_face_load_kern): Insert
+ cast from unsigned long to FT_UInt32.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ gxvalid: Guarantee `just' table size upto 32-bit.
+
+ * src/gxvalid/gxvjust.c (gxv_just_validate):
+ The type of `offset' is changed from FT_UInt to
+ FT_Offset, for 16-bit platforms.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ gxvalid: Guarantee `trak' table size upto 32-bit.
+
+ * src/gxvalid/gxvtrak.c (gxv_trak_validate):
+ The type of `offset' is changed from FT_UInt to
+ FT_Offset, for 16-bit platforms.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ type1: Fix a data type mismatching with its source.
+
+ * include/freetype/internal/t1types.h: The type of
+ T1_Face->buildchar is matched with T1_Decorder->top.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ pfr: Fix a data type mismatching with its source.
+
+ * src/pfr/pfrtypes.h: The type of PFR_KernItem->offset
+ is extended from FT_UInt32 to FT_Offset, because it is
+ calculated with the pointer difference, in
+ pfr_extra_item_load_kerning_pairs().
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ pfr: Fix a data type mismatching with its source.
+
+ * src/pfr/pfrtypes.h: The type of PFR_PhysFont->chars_offset
+ is extended from FT_UInt32 to FT_Offset, because it is
+ calculated with the pointer difference in pfr_phy_font_load().
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ pfr: Fix a data type mismatching with its source.
+
+ * src/pfr/pfrtypes.h: The type of PFR_PhyFont->bct_offset
+ is extended from FT_UInt32 to FT_Long, because it is
+ loaded by FT_STREAM_POS() in pfr_phy_font_load().
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ smooth: Improve the format in debug message.
+
+ * src/smooth/ftgrays.c (gray_dump_cells): Improve the
+ format specifications to dump variables.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ sfnt: Fix a data type mismatching with its source.
+
+ * src/sfnt/sfobjs.c (sfnt_load_face): The type of
+ local `flags' is matched with FT_Face->face_flags.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ psaux: Fix a data type mismatching with its source.
+
+ * include/freetype/internal/psaux.h: The type of
+ T1_DecorderRec.buildchar is matched with
+ T1_DecorderRec.top.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ truetype: Extend TrueType GX packed deltas to FT_Offset.
+
+ * src/truetype/ttgxvar.c (ft_var_readpackeddeltas):
+ The type of 2nd argument `delta_cnt' is changed from
+ FT_Int to FT_Offset, because its source can be cvt
+ table size calculated from stream position.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ truetype: Extend mmvar_len to hold size_t values.
+
+ * src/truetype/ttgxvar.h: The type of
+ GX_BlendRec.mmvar_len is changed from FT_Int to
+ FT_Offset, because TT_Get_MM_Var() calculates it
+ by sizeof() results.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ truetype: Check invalid function number in IDEF instruction.
+
+ * src/truetype/ttinterp.c (Ins_IDEF): Check
+ if the operand fits to 8-bit opcode limitation.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ truetype: Check invalid function number in FDEF instruction.
+
+ * src/truetype/ttinterp.c (Ins_FDEF): Check
+ if the operand fits 16-bit function number.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ truetype: Truncate the deltas of composite glyph at 16-bit values.
+
+ * src/truetype/ttgload.c (load_truetype_glyph):
+ Insert cast from FT_Long (deltas[i].{x,y}) to
+ FT_Int16 in the summation of deltas[] for composite
+ glyphs. Because deltas[i] is typed as FT_Pos,
+ its component x, y are typed as FT_Long, but
+ their sources are always FT_Int16 when they are
+ loaded by ft_var_readpackeddeltas(). However,
+ the limitation about the summed deltas is unclear.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ truetype: Truncate the instructions upto 16-bit per a glyph.
+
+ * src/truetype/ttgload.c (TT_Hint_Glyph): Truncate
+ the instructions upto 16-bit length per a glyph.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ truetype: Cast the numerical operands to 32-bit for LP64 systems.
+
+ * src/truetype/ttinterp.c (Ins_SPHIX, INS_MIAP,
+ Ins_MIRP): Insert cast from long (args[], the
+ operands passed to TrueType operator) to FT_Int32
+ (the argument of TT_MulFix14()).
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ truetype: Cast the project vector to 32-bit for LP64 system.
+
+ * src/truetype/ttinterp.c (Project, DualProject):
+ Insert casts from FT_Pos (the arguments `dx', `dy')
+ to FT_UInt32 (the argument to TT_DotFix14()).
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ truetype: Cast the scaling params to 32-bit for LP64 system.
+
+ * src/truetype/ttgload.c (TT_Process_Composite_Component):
+ Insert casts from long (return value of FT_MulFix()) to
+ FT_Int32 (the argument to FT_SqrtFixed()).
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ sfnt: Cast a character code to FT_UInt32 for LP64 system.
+
+ * src/sfnt/ttcmap.c (tt_cmap14_char_map_nondef_binary,
+ tt_cmap14_variants, tt_cmap14_char_variants,
+ tt_cmap14_def_char_count, tt_cmap14_get_def_chars,
+ tt_cmap14_get_nondef_chars, tt_cmap14_variant_chars)
+ Insert casts when FT_UInt32 variable is loaded by
+ TT_NEXT_{UINT24|ULONG}. Because most of them are
+ compared with FT_UInt32 values in public API, replacing
+ FT_UFast is not recommended.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ sfnt: Cast a character code to FT_UInt32 for LP64 system.
+
+ * src/sfnt/ttcmap.c (tt_cmap4_init, tt_cmap4_next):
+ Insert the casts from unsigned long constant to
+ FT_UInt32.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ sfnt: Extend TT_BDF->strings_size to FT_ULong for huge BDF.
+
+ * include/freetype/internal/tttypes.h: The type
+ of TT_BDF->string_size is extended from FT_UInt32
+ to FT_ULong, because BDF specification does not
+ restrict the length of string.
+ * src/sfnt/ttbdf.c: The scratch variable `strings'
+ to load TT_BDF->string_size is matched with
+ TT_BDF->string_size.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ psaux: Handle the string length by FT_Offset variables.
+
+ * src/psaux/afmparse.c (afm_parser_next_key,
+ afm_tokenize, afm_parse_track_kern,
+ afm_parse_kern_pairs, afm_parse_kern_data,
+ afm_parser_skip_section, afm_parser_parse):
+ The length of key is handled by FT_Offset,
+ instead of FT_UInt. Although the length of
+ PostScript strings or name object is 16-bit,
+ AFM_STREAM_KEY_LEN() calculates the length
+ from the pointer difference.
+
+ * src/psaux/afmparse.h (afm_parser_next_key):
+ Ditto.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ pcf: Fix some data types mismatching with their sources.
+
+ * src/pcf/pcfread.c (pcf_get_bitmaps): The types
+ of `nbitmaps', `i', `sizebitmaps' are matched with
+ the type of area FT_Bitmap.pitch * FT_Bitmap.rows.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ pcf: Handle the string length by size_t variables.
+
+ * src/pcf/pcfread.c (pcf_interpret_style): The types
+ of nn, len, lengths[4] are changed to size_t, because
+ they are loaded by (or compared with) ft_strlen().
+
+ * src/pcf/pcfutil.c (BitOrderInvert, TwoByteSwap,
+ FourByteSwap): The type of the 2nd argument `nbytes'
+ is changed to size_t, for similarity with ANSI C
+ string functions.
+
+ * src/pcf/pcfdrivr.c (PCF_Glyph_Load): The type of
+ `bytes' is changed to FT_Offset, because it is passed
+ to FT_ALLOC(), via ft_glyphslot_alloc_bitmap(). At
+ least, using unsigned type is better.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ pcf: Fix some data types mismatching with their sources.
+
+ * src/pcf/pcfread.c (pcf_seek_to_table_type,
+ pcf_has_table_type): The type of 3rd argument
+ `ntables' is matched with PCF_Toc->count.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ otvalid: Truncate the glyph index to 16-bit.
+
+ * src/otvalid/otvalid.c (otv_validate): Checks
+ face->num_glyphs does not exceed 16-bit limit,
+ pass FT_UInt num_glyphs to backend functions
+ otv_{GPOS|GSUB|GDEF|JSTF|MATH}_validate().
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ cache: Insert explict casts for LP64 systems.
+
+ * src/cache/ftcbasic.c (FTC_ImageCache_Lookup,
+ FTC_SBitCache_Lookup): The type of FTC_ImageType->width
+ is FT_Int, so the cast to unsigned larger type FT_ULong
+ is introduced for the comparisons with 0x10000L for
+ LP64 platform.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ cache: Fix some data types mismatching with their sources.
+
+ * src/cache/ftccache.h: The type of return value
+ by FTC_Node_WeightFunc function is changed to
+ FT_Offset. The type of FTC_CacheClass->cache_size
+ is changed to FT_Offset, too.
+
+ * src/cache/ftccback.h (ft_inode_weight,
+ ftc_snode_weight): Ditto.
+
+ * src/cache/ftccmap.c (ftc_cmap_node_weight): Ditto.
+
+ * src/cache/ftcimage.c (ftc_inode_weight,
+ FTC_INode_Weight): Ditto.
+
+ * src/cache/ftcsbits.c (ftc_snode_weight,
+ FTC_SNode_Weight): Ditto.
+
+ * src/cache/ftcmru.h: The type of
+ FTC_MruListClass->node_size is changed to FT_Offset,
+ because it is passed to FT_ALLOC() to specify the
+ size of buffer.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ XXX_cmap_encoding_char_next() return FT_UInt32 values.
+
+ * include/freetype/internal/services/svpscmap.h:
+ The size of the charcode value returned by
+ the function typed PS_Unicodes_CharNextFunc is
+ matched with its input charcode value.
+
+ * src/cff/cffmap.c (cff_cmap_encoding_char_next,
+ cff_cmap_unicode_char_next): Ditto.
+
+ * src/pfr/pfrmap.c (pfr_cmap_encoding_char_next):
+ Ditto.
+
+ * src/psaux/t1cmap.c (t1_cmap_std_char_next,
+ t1_cmap_custom_char_next, t1_cmap_unicode_char_next):
+ Ditto.
+
+ * src/psnames/psmodule.c (ps_unicodes_char_next):
+ Ditto.
+
+ * src/winfonts/winfnt.c (fnt_cmap_char_next):
+ Ditto.
+
+ * src/sfnt/ttcmap.c (tt_cmap0_char_next,
+ tt_cmap2_char_next, tt_cmap4_char_next,
+ tt_cmap6_char_next, tt_cmap10_char_next,
+ tt_cmap12_char_next, tt_cmap13_char_next): Ditto.
+ (tt_cmap14_char_variants): Handle base unicode
+ codepoint by FT_UInt32 variable to avoid overflow
+ on 16-bit platforms.
+ (tt_cmap14_ensure): The type of `num_results' is
+ extend to FT_UInt32, to cover unsigned 32-bit
+ `numVarSelectorRecords' in cmap14 table header.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ truetype: Extend TT_Face->num_locations for broken TTFs.
+
+ * include/freetype/internal/tttypes.h:
+ TT_Face->num_locations are extended from FT_UInt
+ to FT_ULong, to stand with broken huge loca table.
+ Some people insists there are broken TTF including
+ the glyphs over 16-bit limitation, in PRC market.
+ * src/truetype/ttpload.c (tt_face_load_loca):
+ Remove unrequired 16-bit truncation for FT_UInt
+ TT_Face->num_locations.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ smooth: Fix some data types mismatching with their sources.
+
+ * src/smooth/ftgrays.c: The type of `TCoord' is
+ matched to `TPos', because they are mixed in
+ gray_set_cell(). The type of TCell->x is extended
+ to `TPos', because gray_find_cell() sets it by
+ TWorker.ex. The type of TCell->cover is extended
+ to `TCoord', because gray_render_scanline() adds
+ TCoord value to it. The type of TWork.cover is matched
+ with TCell->cover. The types of
+ TWork.{max_cells,num_cells} are changed to FT_PtrDist,
+ because they are calculated from the memory addresses.
+ The type of TWork.ycount is changed to TPos, because
+ it is calculated from TPos variables.
+ (gray_find_cell): The type of `x' is matched with
+ its initial value ras.ex.
+ (gray_render_scanline): The types of `mod', `lift'
+ and `rem' are changed to TCoord, because their values
+ are set with explicit casts to TCoord. When ras.area
+ is updated by the differential values including
+ `delta', they are explicitly cast to TArea, because
+ the type of `delta' is not TArea but TCoord.
+ (gray_render_line): The type of `mod' is extended
+ from int to TCoord, because (TCoord)dy is added to mod.
+ (gray_hline): The argument `acount' is extended to
+ TCoord, to match with the parameters in the callers.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ cff: Fix some data types mismatching with their sources.
+
+ * src/cff/cffobjs.c (cff_face_init): The type of
+ `scaling' is matched with the scaling parameter
+ in FT_Matrix_Multiply_Scaled() and
+ FT_Vector_Transform_Scaled().
+
+ * src/cff/cffparse.c (cff_parse_real): The type of
+ `power_ten', `scaling', `exponent_add',
+ `integer_length', `fraction_length',
+ `new_fraction_length' and `shift' are matched with
+ the type of `exponent' to avoid unexpected truncation.
+ (cff_parse_fixed_scaled): The type of `scaling' is
+ matched with the `scaling' argument to
+ cff_parse_real().
+ (cff_parse_fixed_dynamic): Ditto.
+ (cff_parse_font_matrix): The type of `scaling' is
+ matched with the `scaling' argument to
+ cff_parse_dynamic().
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ autofit: Fix some data types mismatching with their sources.
+
+ * src/autofit/afglobal.c: Correct the type of
+ AF_FaceGlobalsRec.glyph_count to match with
+ FT_Face->num_glyphs.
+ (af_face_globals_compute_script_coverage):
+ Insert explicit cast to compare
+ FT_Long AF_FaceGlobalsRec.glyph_count versus
+ FT_UInt gindex. The type of `nn' is changed
+ to scan glyph index upto AF_FaceGlobalsRec.glyph_count.
+ (af_face_globals_get_metrics): The type of `script_max'
+ is changed to cover size_t value. Insert explicit cast
+ to compare FT_Long AF_FaceGlobalsRec.glyph_count versus
+ FT_UInt gindex.
+
+ * src/autofit/afhints.c (af_axis_hints_new_segment):
+ Insert explicit cast to calculate `big_max' from
+ integer and size_t values.
+ (af_axis_hints_new_edge): Ditto.
+
+ * src/autofit/aflatin.c (af_latin_metrics_init_blues):
+ The type of `best_y' is matched to FT_Vector.y.
+ (af_latin_compute_stem_width): The type of `delta' is
+ matched to `dist' and `org_dist'.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ autofit: Count the size of the memory object by ptrdiff_t.
+
+ * src/autofit/afcjk.c (af_cjk_hint_edges): The
+ number of edges `n_edges' should be counted by
+ FT_PtrDist variable instead of FT_Int.
+
+ * src/autofit/aflatin.c (af_latin_hint_edges):
+ Ditto.
+
+ * src/autofit/aftypes.h: In AF_ScriptClassRec,
+ the size of metric `script_metrics_size' should
+ be counted by FT_Offset variable instead of FT_UInt.
+
+ * src/autofit/afhints.c
+ (af_glyph_hints_align_strong_points): The cursors
+ for the edges `min', `max', `mid' in the memory
+ buffer should be typed FT_PtrDist.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ autofit: Fix for unused variable `first'.
+
+ * src/autofit/afhints.c (af_glyph_hints_reload): Insert
+ FT_UNUSED() to hide the unused variable warning.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Improve bitmap size or pixel variables for 16-bit systems.
+
+ * include/freetype/config/ftstdlib.h: Introduce
+ FT_INT_MIN, to use in signed integer overflow in
+ 16-bit and 64-bit platforms.
+
+ * include/freetype/internal/fttrace.h: Add a tracer
+ to ftsynth.c.
+
+ * src/base/ftbitmap.c (FT_Bitmap_Embolden): Check
+ invalid strength causing integer overflow on 16-bit
+ platform.
+
+ * src/base/ftcalc.c (ft_corner_orientation): Change
+ the internal calculation from FT_Int to FT_Long, to
+ avoid an overflow on 16-bit platforms. The caller of
+ this function should use only the sign of result,
+ so the cast to FT_Int is acceptable.
+
+ * src/base/ftsynth.c: Introduce a tracer for synth module.
+ (FT_GlyphSlot_Embolden): Check invalid strength causing
+ integer overflow on 16-bit platform.
+
+ * src/bdf/bdfdrivr.c (BDF_Face_Init): The glyph index
+ in FT2 API is typed as FT_UInt, although BDF driver
+ can handle unsigned long glyph index internally. To
+ avoid integer overflow on 16-bit platform, too large
+ glyph index should be excluded.
+ (BDF_Glyph_Load): The glyph pitch in FT2 is typed as
+ FT_UInt, although BDF driver can handle unsigned long
+ glyph pitch internally. To avoid integer overflow on
+ 16-bit platform, too large glyph pitch should not be
+ returned.
+
+ * src/pfr/pfrsbit.c (pfr_slot_load_bitmap): The glyph
+ pitch in FT2 is typed as FT_UInt, although PFR font
+ format can include huge bitmap glyph with 24-bit pitch
+ (however, a glyph spends 16.7 pixel, it's not realistic).
+ To avoid integer overflow on 16-bit platform, huge
+ bitmap glyph should be excluded.
+
+ * src/smooth/ftgrays.c (gray_hline): As FT_Span.x is
+ truncated to fit its type (16-bit short), FT_Span.y
+ should be truncated to fit its type (FT_Int).
+
+ * src/cff/cffdrivr.c (cff_get_ros): CFF specification
+ defines the supplement in ROS as a real number.
+ Truncate it to fit public FT2 API.
+
+ * src/cff/cffparse.c (cff_parse_cid_ros): Warn the
+ supplement if it is truncated or rounded in cff_get_ros().
+
+ * src/cff/cfftypes.h: Change the type of internal variable
+ `supplement' from FT_Long to FT_ULong to fit the signedness
+ to the type in public API.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ psaux: Prevent invalid arguments to afm_parser_read_vals().
+
+ * src/psaux/afmparse.c (afm_parser_read_vals): Change
+ the type of `n' to prevent negative number how many
+ arguments should be parsed.
+
+ * src/psaux/afmparse.h (afm_parser_read_vals): Ditto.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ base: Prevent some overflows on LP64 systems.
+
+ * src/base/ftadvance.c (FT_Get_Advances): Cast the
+ unsigned long constant FT_LOAD_ADVANCE_ONLY to FT_UInt32
+ for LP64 platforms.
+
+ * src/base/ftcalc.c (FT_Sqrt32): All internal variables
+ are changed to FT_UInt32 from FT_ULong.
+ (FT_MulDiv): Insert casts to FT_Int32 for LP64 platforms.
+ This function is designed for 32-bit integer, although
+ their arguments and return value are FT_Long.
+
+ * src/base/ftobjs.c (FT_Get_Char_Index): Check `charcode'
+ is within unsigned 32-bit integer for LP64 platforms.
+ (FT_Face_GetCharVariantIndex): Check `charcode' and
+ `variantSelector' are within 32-bit integer for LP64
+ platforms.
+ (FT_Face_GetCharsOfVariant): Check `variantSelector' is
+ within unsigned 32-bit integer for LP64 platforms.
+
+ * src/base/fttrigon.c (ft_trig_downscale): The FT_Fixed
+ variable `val' and unsigned long constant FT_TRIG_SCALE
+ are cast to FT_UInt32, when calculates FT_UInt32.
+ (FT_Vector_Rotate): The long constant 1L is cast to
+ FT_Int32 to calculate FT_Int32 `half'.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ cff: Cast the long variables to 32-bit for LP64 systems.
+
+ * src/cff/cffdrivr.c (cff_get_advances): Insert
+ explicit cast to modify a 32-bit flag by unsigned
+ long constant.
+
+ * src/cff/cffobjs.c (cff_face_init): Ditto.
+
+ * src/cff/cffgload.c (cff_decoder_parse_charstrings):
+ Replace the casts to FT_Long by the casts to FT_Int32
+ for LP64 platforms.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ pcf: Improve PCF_PropertyRec.value names on LP64 platforms.
+
+ * src/pcf/pcf.h: In PCF_PropertyRec.value, the member
+ `integer' is replaced by `l', `cardinal' is replaced
+ by `ul', to fix the difference between the name and
+ the types on LP64 platforms.
+
+ * src/pcf/pcfdrivr.c (pcf_get_bdf_property): Reflect
+ PCF_PropertyRec.value change, with appropriate casts
+ to FT_Int32/FT_UInt32. Their destinations
+ BDF_PropertyRec.{integer|cardinal} are public and
+ explicitly defined as FT_Int32/FT_UInt32.
+
+ * src/pcf/pcfread.c (pcf_get_properties, pcf_load_font):
+ Reflect PCF_PropertyRec.value change.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ pcf: Fix some data types mismatching with their sources.
+
+ * src/pcf/pcfdrivr.c (pcf_cmap_char_index): The type of
+ `code' is matched to PCF_Encoding->enc.
+ (pcf_cmap_char_next): The type of `charcode' is matched
+ to PCF_Encoding->enc. When *acharcode is set by charcode,
+ an overflow is checked and cast to unsigned 32-bit
+ integer.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ bdf: Improve bdf_property_t.value names for LP64 platforms.
+
+ * src/bdf/bdf.h: In bdf_property_t.value, the member
+ `int32' is replaced by `l', `card32' is replaced by
+ `ul', to fix the difference between the name and the
+ types on LP64 platforms.
+
+ * src/bdf/bdfdrivr.c (BDF_Face_Init): Reflect
+ bdf_property_t.value change.
+ (bdf_get_bdf_property): Reflect bdf_property_t.value
+ change, with appropriate casts to FT_Int32/FT_UInt32.
+ Their destinations BDF_PropertyRec.{integer|cardinal}
+ are public and explicitly defined as FT_Int32/FT_UInt32.
+
+ * src/bdf/bdflib.c (_bdf_add_property): Reflect
+ bdf_property_t.value change.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ bdf: Fix some data types mismatching with their sources.
+
+ * src/bdf/bdrdrivr.c (bdf_cmap_char_index): The type
+ of `code' is matched with BDF_encoding_el->enc.
+ (bdf_cmap_char_next): The type of `charcode' is
+ matched with BDF_encoding_el->enc. When *acharcode
+ is set by charcode, an overflow is checked and
+ cast to unsigned 32-bit integer.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ autofit: Improve Unicode range definitions.
+
+ * src/autofit/aftypes.h (AF_UNIRANGE_REC): New macro
+ to declare a range by two unsigned 32-bit integer,
+ to avoid 64-bit range definition on LP64 platforms.
+
+ * src/autofit/aflatin.c (af_latin_uniranges): Ditto.
+
+ * src/autofit/aflatin2.c (af_latin2_uniranges): Ditto.
+
+ * src/autofit/afindic.c (af_indic_uniranges): Ditto.
+
+ * src/autofit/afcjk.c (af_cjk_uniranges): Declare
+ the ranges by AF_UNIRANGE_REC.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ smooth: Fix a data type mismatching with its source.
+
+ * src/smooth/ftgrays.c (gray_sweep): The type of
+ `area' is matched with the 3rd argument `area'
+ of gray_hline().
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ smooth: Fix a data type mismatching with its source.
+
+ * src/smooth/ftgrays.c (gray_render_line): The type
+ of `area' is matched with TWorker.area.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ cache: Disable the legacy compatibility if 16-bit system.
+
+ * src/cache/ftcbasic.c (FTC_ImageCache_Lookup): Exclude
+ the legacy behaviour from 16-bit platform, because the
+ current hack cannot detect the caller uses this function
+ via legacy convension.
+ (FTC_SBitCache_Lookup): Ditto.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ cache: Check 32-bit glyph index on 16-bit systems.
+
+ * src/cache/ftcbasic.c (ftc_basic_family_get_count):
+ Check overflow caused by the face including large
+ number of glyphs > 64k.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ cache: Fix some data types mismatching with their sources.
+
+ * src/cache/ftccache.c (ftc_cache_resize): The types of
+ `p', `mask', `count' are matched with FTC_Cache->{p,mask}.
+ (FTC_Cache_Clear): The type of `old_index' is matched to
+ FTC_Cache->{p,mask}.
+
+ * src/cache/ftccache.h (FTC_CACHE_LOOKUP_CMP): The type
+ of `_idx' is matched with FTC_Cache->{p,mask}.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ cache: Fix some data types mismatching with their sources.
+
+ * src/cache/ftcsbits.c (ftc_snode_load): The types
+ of `xadvance' and `yadvance' are matched with
+ FT_GlyphSlot->advance.{x|y}.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ cache: Cast NULL to a required function type explicitly.
+
+ * src/cache/ftcmanag.c (FTC_Manager_RemoveFaceID):
+ Insert explicit cast from NULL to function type.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ fttypes.h: Cast FT_MAKE_TAG output to FT_Tag exlicitly.
+
+ * include/freetype/fttypes.h (FT_MAKE_TAG):
+ Cast the result to FT_Tag.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ psnames: Handle Unicode codepoints by FT_UInt32 variables.
+
+ * src/psnames/psmodule.c (BASE_GLYPH): Cast the result
+ to unsigned 32-bit integer for LP64 platform.
+ (ps_unicode_value): Return the value by unsigned 32-bit
+ integer instead of unsigned long.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ psaux: Use size_t variable to pass the buffer size.
+
+ * src/psaux/psaux.h (to_bytes): The type of `max_bytes'
+ (the argument to pass the buffer size) is changed to
+ size_t, to match with ANSI C string functions.
+
+ * src/psaux/psconv.h (PS_Conv_StringDecode,
+ PS_Conv_ASCIIHexDecode, PS_Conv_EexecDecode): Ditto.
+
+ * src/psaux/psconv.c (PS_Conv_StringDecode,
+ PS_Conv_ASCIIHexDecode, PS_Conv_EexecDecode): Ditto.
+
+ * src/psaux/psobjs.h (ps_parser_to_bytes): Ditto.
+
+ * src/psaux/psobjs.c (ps_parser_to_bytes): Ditto.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ type1: Use size_t variable to pass the string length.
+
+ * psaux.h: The type of `len' (the argument to pass
+ the buffer size to the function in AFM_ParserRec)
+ is changed to size_t, to match with ANSI C string
+ functions.
+
+ * t1afm.c (t1_get_index): Ditto.
+
+ * test_afm.c (dummy_get_index): Ditto.
+
+ * afmparse.c (afm_parser_read_vals): To call
+ AFM_ParserRec.get_index, the length of token
+ `len' is cast to size_t.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ cid: Fix some data types mismatching with their sources.
+
+ * src/cid/cidparse.c (cid_parser_new): The types of
+ `read_len' and `stream_len' are matched to
+ FT_Stream->size. Unrequired cast is removed.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ cff: Fix for unused variable `rest'.
+
+ * src/cff/cffparse.c (cff_parse_real): Insert
+ FT_UNUSED() to hide the unused variable warning.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ cff: Fix some data types mismatching with their sources.
+
+ * src/cff/cffgload.c (cff_slot_load): The types of
+ `top_upm' and `sub_upm' are matched with
+ CFF_FontRecDict->units_per_em.
+
+ * src/cff/cffobjs.c (cff_size_select): Ditto.
+ (cff_size_request): Ditto.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ bdf: Fix some data types mismatching with their sources.
+
+ * bdflib.c (_bdf_list_ensure): The type of `num_items'
+ is matched with _bdf_list_t.used. Also the types of
+ `oldsize', `newsize', `bigsize' are matched too.
+ (_bdf_readstream): `cursor' is used as an offset to
+ the pointer, it should be typed as FT_Offset. Also
+ the types of `bytes', `start', `end', `avail' are matched.
+
+ * bdfdrivr.c: The type of BDF_CMap->num_encodings is
+ matched with FT_CMap->clazz->size.
+ (bdf_cmap_char_index): The types of `min', `max', `mid'
+ are matched with BDF_CMap->num_encodings. The type of
+ `result' is matched with encoding->glyph.
+ (bdf_cmap_char_next): Ditto, the type of `code' is
+ matched with BDF_encoding_el.enc.
+ (bdf_interpret_style): The type of `lengths' is changed
+ to size_t, to take the value by ft_strlen(). Also the
+ types of `len', `nn', `mm' are matched.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ sfnt: Count the size of the memory object by ptrdiff_t.
+
+ * src/sfnt/ttbdf.c (tt_face_find_bdf_prop): The type of
+ `peroperty_len' is changed from FT_UInt to FT_Offset,
+ to match with size_t, which is appropriate type for the
+ object in the memory buffer.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ lzw: Count the size of the memory object by ptrdiff_t.
+
+ * src/lzw/ftzopen.h: The types of FT_LzwState->{buf_total,
+ stack_size} are changed from FT_UInt to FT_Offset, to match
+ with size_t, which is appropriate type for the object in
+ the memory buffer.
+
+ * src/lzw/ftzopen.c (ft_lzwstate_stack_grow): The types of
+ `old_size' and `new_size' are changed from FT_UInt to
+ FT_Offset, to match with size_t, which is appropriate type
+ for the object in the memory buffer.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ otvalid: Count the table size on memory by ptrdiff_t.
+
+ * src/otvalid/otvgpos.c (otv_ValueRecord_validate):
+ Change the type of table size from FT_UInt to
+ FT_PtrDist because it is calculated by the memory
+ addresses.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ otvalid: Prevent an overflow by GPOS/GSUB 32b-bit offset.
+
+ * src/otvalid/otvgpos.c (otv_ExtensionPos_validate):
+ Extend ExtensionOffset from FT_UInt to FT_ULong, to
+ cover 32-bit offset on 16-bit platform.
+
+ * src/otvalid/otvgsub.c (otv_ExtensionSubst_validate):
+ Ditto.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ ftobjs.c: Prevent an overflow in glyph index handling.
+
+ * src/base/ftobjs.c (FT_Face_GetCharsOfVariant):
+ Improve the cast in comparison to avoid the truncation.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Improve the variable types in raccess_make_file_name().
+
+ * src/base/ftrfork.c (raccess_make_file_name):
+ Change the type of cursor variable `tmp' to const char*,
+ to prevent the unexpected modification of original pathname.
+ (raccess_make_file_name): Change the type of new_length
+ to size_t.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ ftpatent.c: Fix for unused variable `error'.
+
+ * src/base/ftpatent.c (_tt_check_patents_in_range):
+ Fix warning for unused variable `error'.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ type1: Check invalid string longer than PostScript limit.
+
+ * src/type1/t1afm.c (t1_get_index): Check invalid string
+ which exceeds the limit of PostScript string/name objects.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ gzip: Use FT2 zcalloc() & zfree() in ftgzip.c by default.
+
+ * src/gzip/ftgzip.c (zcalloc, zcfree): Disable all
+ zcalloc() & zfree() by zlib in zutil.c, those in
+ ftgzip.c by FT2 are enabled by default. To use
+ zlib zcalloc() & zfree(), define USE_ZLIB_ZCALLOC.
+ See discussion:
+ http://lists.gnu.org/archive/html/freetype-devel/2009-02/msg00000.html
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ gzip: Distinguish PureC from TurboC on MSDOS.
+
+ * src/gzip/zutil.c (zcalloc, zcfree): Enable only for
+ MSDOS platform.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ gxvalid: Insert PureC pragma to allow unevaluated variables.
+
+ * builds/atari/ATARI.H: Insert PureC pragma not to
+ warn against set-but-unevaluated variable in gxvalid
+ module.
+
+2009-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ gxvalid: Pass the union by the pointer instead of the value.
+
+ * src/gxvalid/gxvcommn.h:
+ - Declare new type `GXV_LookupValueCPtr'.
+ - Update the type of the 2nd argument to pass GXV_LookupValueDesc
+ data to the function prototyped as GXV_Lookup_Value_Validate_Func,
+ from GXV_LookupValueDesc to GXV_LookupValueCPtr.
+ - Likewise for the function prototyped as
+ GXV_Lookup_Fmt4_Transit_Func.
+
+ - Declare new type `GXV_StateTable_GlyphOffsetCPtr'.
+ - Update the type of the 3rd argument to pass
+ GXV_StateTable_GlyphOffsetDesc data to the function prototyped
+ as GXV_StateTable_Entry_Validate_Func, from
+ GXV_StateTable_GlyphOffsetDesc to GXV_StateTable_GlyphOffsetCPtr.
+
+ - Declare new type `GXV_XStateTable_GlyphOffsetCPtr'.
+ - Update the type of the 3rd argument to pass
+ GXV_XStateTable_GlyphOffsetDesc data to the function prototyped
+ as GXV_XStateTable_Entry_Validate_Func,
+ from GXV_XStateTable_GlyphOffsetDesc
+ to GXV_XStateTable_GlyphOffsetCPtr.
+
+ * src/gxvalid/gxvcommn.c (gxv_LookupTable_fmt0_validate,
+ gxv_XClassTable_lookupval_validate,
+ gxv_XClassTable_lookupfmt4_transit):
+ Update from GXV_LookupValueDesc to GXV_LookupValueCPtr.
+
+ * src/gxvalid/gxvbsln.c (gxv_bsln_LookupValue_validate,
+ gxv_bsln_LookupFmt4_transit): Ditto.
+
+ * src/gxvalid/gxvjust.c
+ (gxv_just_pcTable_LookupValue_entry_validate,
+ gxv_just_classTable_entry_validate,
+ gxv_just_wdcTable_LookupValue_validate): Ditto.
+
+ * src/gxvalid/gxvkern.c
+ (gxv_kern_subtable_fmt1_entry_validate): Ditto.
+
+ * src/gxvalid/gxvlcar.c (gxv_lcar_LookupValue_validate,
+ gxv_lcar_LookupFmt4_transit): Ditto.
+
+ * src/gxvalid/gxvopbd.c (gxv_opbd_LookupValue_validate,
+ gxv_opbd_LookupFmt4_transit): Ditto.
+
+ * src/gxvalid/gxvprop.c (gxv_prop_LookupValue_validate,
+ gxv_prop_LookupFmt4_transit): Ditto.
+
+ * src/gxvalid/gxvmort4.c
+ (gxv_mort_subtable_type4_lookupval_validate): Ditto.
+
+ * src/gxvalid/gxvmort0.c
+ (gxv_mort_subtable_type0_entry_validate): Update
+ from GXV_StateTable_GlyphOffsetDesc
+ to GXV_StateTable_GlyphOffsetCPtr.
+
+ * src/gxvalid/gxvmort1.c
+ (gxv_mort_subtable_type1_entry_validate): Ditto.
+
+ * src/gxvalid/gxvmort2.c
+ (gxv_mort_subtable_type2_entry_validate): Ditto.
+
+ * src/gxvalid/gxvmort5.c
+ (gxv_mort_subtable_type5_entry_validate): Ditto.
+
+ * src/gxvalid/gxvmorx2.c
+ (gxv_morx_subtable_type2_entry_validate): Ditto.
+
+ * src/gxvalid/gxvmorx5.c
+ (gxv_morx_subtable_type5_entry_validate): Ditto.
+
+ * src/gxvalid/gxvmorx1.c
+ (gxv_morx_subtable_type1_entry_validate): Ditto.
+ (gxv_morx_subtable_type1_LookupValue_validate,
+ gxv_morx_subtable_type1_LookupFmt4_transit):
+ Update from GXV_LookupValueDesc to GXV_LookupValueCPtr.
+
+ * src/gxvalid/gxvmorx0.c
+ (gxv_morx_subtable_type0_entry_validate): Update
+ from GXV_XStateTable_GlyphOffsetDesc
+ to GXV_XStateTable_GlyphOffsetCPtr.
+
+2009-07-29 Fabrice Bellet <fabrice@bellet.info>
+
+ Fix Redhat bugzilla #513582 and Savannah bug #26849.
+
+ * src/cache/ftccache.h (FTC_CACHE_LOOKUP_CMP) <FTC_INLINE>: Fix
+ aliasing bug.
+
+2009-07-19 Werner Lemberg <wl@gnu.org>
+
+ Document recent library changes.
+
+ * docs/CHANGES: Do it.
+
+2009-07-17 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #23786.
+
+ * src/truetype/ttobjs.c (tt_size_init_bytecode): Don't reset x_ppem
+ and y_ppem. Otherwise the `*_CVT_Stretched' functions in ttinterp.c
+ get never called.
+ An anonymous guy suggested this change on Savannah, and it seems to
+ be the right solution.
+
+2009-07-15 Werner Lemberg <wl@gnu.org>
+
+ * docs/release: Updated.
+
+2009-07-15 Werner Lemberg <wl@gnu.org>
+
+ README.CVS -> README.git
+
+ * README.CVS: Renamed to...
+ * README.git: This.
+ Updated.
+
+2009-07-15 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Borland C++ compiler patch proposed by Mirco Babin.
+ http://lists.gnu.org/archive/html/freetype/2009-07/msg00016.html.
+
+ * builds/exports.mk: Delete unused flags, CCexe_{CFLAGS,LDFLAGS}.
+ Fix APINAMES_C and APINAMES_EXE pathnames to reflect the platform
+ specific pathname syntax.
+ * builds/compiler/bcc.mk: Remove unused flag, CCexe_LDFLAGS.
+ Define TE = `-e' separately (bcc32 cannot specify the pathname of
+ binary executable by T = `-o').
+ Extend the large page size in linking freetype.lib.
+ Add extra CLEAN target to delete bcc specific temporary files.
+ * builds/compiler/bcc-dev.mk: Ditto.
+
+2009-07-14 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #27026.
+
+ * builds/win32/vc2005/freetype.sln: Use correct version number.
+
+2009-07-12 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Add a script to check the undefined and unused trace macros.
+
+ * src/tools/chktrcmp.py: A script to check trace_XXXX macros
+ that are used in C source but undefined in fttrace.h, or
+ defined in fttrace.h but unused in C sources. See
+ http://lists.gnu.org/archive/html/freetype-devel/2009-07/msg00013.html.
+ * docs/DEBUG: Mention on chktrcmp.py.
+ * docs/release: Ditto.
+
+2009-07-09 Werner Lemberg <wl@gnu.org>
+
+ [ftraster] Make it compile again with -D_STANDALONE_.
+
+ * src/raster/ftraster.c [_STANDALONE_]: Define
+ FT_CONFIG_STANDARD_LIBRARY_H.
+ Include `string.h'.
+ Don't include `rastpic.h'.
+ Define FT_DEFINE_RASTER_FUNCS.
+
+2009-07-09 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ smooth: Check glyph size by width/height, instead of pitch/height.
+ Suggested by der Mouse <mouse@Rodents-Montreal.ORG>.
+
+ * src/smooth/ftsmooth.c (ft_smooth_render_generic): Improve
+ the check for too large glyph. Replace the pair of `pitch' and
+ `height' by the pair of `width' and `height'. `pitch' cannot
+ be greater than `height'. The required is checking the product
+ `pitch' * `height' <= FT_ULONG_MAX, but we use cheap checks for
+ the realistic case only.
+
+2009-07-09 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Register 2 missing trace components, t1afm and ttbdf.
+
+ * include/freetype/internal/fttrace.h: Add FT_TRACE_DEF( t1afm )
+ and FT_TRACE_DEF( ttbdf ). See
+ http://lists.gnu.org/archive/html/freetype-devel/2009-07/msg00013.html
+
+2009-07-09 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Register a trace component for ftgloadr.c.
+
+ * include/freetype/internal/fttrace.h: Add FT_TRACE_DEF( gloader ).
+ The macro `trace_gloader' was already used in the initial version
+ on 2002-02-24.
+
+2009-07-08 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Prevent the overflows by a glyph with too many points or contours.
+ The bug is reported by Boris Letocha <b.letocha@gmc.net>. See
+ http://lists.gnu.org/archive/html/freetype-devel/2009-06/msg00031.html
+ http://lists.gnu.org/archive/html/freetype-devel/2009-07/msg00002.html
+
+ * include/freetype/ftimage.h (FT_OUTLINE_CONTOURS_MAX,
+ FT_OUTLINE_POINTS_MAX): New macros to declare the maximum
+ values of FT_Outline.{n_contours,n_points}.
+ * src/base/ftgloadr.c (FT_GlyphLoader_CheckPoints): Check the
+ total numbers of points and contours cause no overflows in
+ FT_Outline.{n_contours,n_points}.
+
+ * include/freetype/internal/ftgloadr.h (FT_GLYPHLOADER_CHECK_P,
+ FT_GLYPHLOADER_CHECK_C): Compare the numbers of points and
+ contours as unsigned long number, instead of signed int, to
+ prevent the overflows on 16-bit systems.
+
+2009-07-05 Bram Tassyns <bramt@enfocus.be>
+
+ Improve compatibility to Acroread.
+ This fixes Savannah bug #26944.
+
+ * src/cff/cffload.c (cff_charset_compute_cids): For multiple GID to
+ single CID mappings, make the lowest value win.
+
+2009-06-28 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ ftpatent: Fix a bug by wrong usage of service->table_info().
+ http://lists.gnu.org/archive/html/freetype-devel/2008-12/msg00039.html
+
+ * include/freetype/internal/services/svsfnt.h: Extend
+ FT_SFNT_TableInfoFunc() to take new argument to obtain the offset
+ to the specified table.
+ * src/sfnt/sfdriver.c (sfnt_table_info): Extend to return the
+ table-offset to the caller function.
+ * src/base/ftpatent.c (_tt_check_patents_in_table): Use new
+ service->table_info().
+ * src/base/ftobjs.c (FT_Sfnt_Table_Info): Synchronize to new
+ service->table_info().
+
+2009-06-28 Werner Lemberg <wl@gnu.org>
+
+ [psaux, cff] Protect against nested `seac' calls.
+
+ * include/freetype/internal/psaux.h (T1_Decoder), src/cff/cffgload.h
+ (CFF_Decoder): Add `seac' boolean variable.
+
+ * src/cff/cffgload.c (cff_operator_seac), src/psaux/t1decode.c
+ (t1operator_seac): Use it.
+
+2009-06-28 Werner Lemberg <wl@gnu.org>
+
+ Thinko.
+
+ * src/psaux/t1decode.c (t1operator_seac)
+ [FT_CONFIG_OPTION_INCREMENTAL]: Test for existence of incremental
+ interface.
+
+2009-06-28 Werner Lemberg <wl@gnu.org>
+
+ * devel/ftoption.h [FT_CONFIG_OPTION_INCREMENTAL]: Define.
+
+2009-06-27 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Add tools to preprocess the source files for AtariST PureC.
+
+ * builds/atari/deflinejoiner.awk: New file to filter C source files
+ for broken C preprocessor of PureC compiler.
+
+ * builds/atari/gen-purec-patch.sh: New file to generate a patch set
+ for PureC, by using deflinejoiner.awk.
+
+2009-06-27 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Keep existing modules.cfg in the building tree.
+
+ * configure: If `configure' is executed outside of the source tree,
+ an existing `modules.cfg' file in the build directory should be
+ kept, not overwritten by the version in the source tree.
+
+2009-06-27 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Filter --srcdir= option before invoking builds/unix/configure.
+
+ * configure: If builds/unix/configure is invoked with --srcdir
+ option, the option should take `builds/unix' directory instead of
+ the top source directory. Thus the configure script in the top
+ directory should modify the --srcdir= option if
+ `builds/unix/configure' is invoked.
+
+2009-06-27 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Improve configure.raw for cross-building on exe-suffixed systems.
+
+ * builds/unix/configure.raw: Fix a bug in sed script to extract
+ native suffix for binary executables, patch by Peter Breitenlohner.
+ http://lists.gnu.org/archive/html/freetype-devel/2009-04/msg00036.html
+
+2009-06-26 Werner Lemberg <wl@gnu.org>
+
+ [truetype] Remove TT_SubGlyphRec.
+
+ * src/truetype/ttobjs.h (TT_SubGlyphRec): Removed, unused.
+
+2009-06-26 Werner Lemberg <wl@gnu.org>
+
+ * */*: For warning messages, replace FT_ERROR with FT_TRACE0.
+
+ FT_ERROR is now used only if a function produces a non-zero `error'
+ value.
+
+ Formatting, improving and harmonizing debug strings.
+
+2009-06-25 Werner Lemberg <wl@gnu.org>
+
+ Provide version information better.
+
+ * src/base/ftinit.c (FT_Init_FreeType): Don't set version here
+ but...
+ * src/base/ftobjs.c (FT_New_Library): Here.
+
+2009-06-22 Werner Lemberg <wl@gnu.org>
+
+ Use 16.16 format while parsing Type 1 charstrings.
+ This fixes Savannah bug #26867.
+
+ Previously, only integers have been used which can lead to serious
+ rounding errors.
+
+ However, fractional values are only used internally; after the
+ charstrings (of either Type 1 or 2) have been processed, the
+ resulting coordinates get rounded to integers currently -- before
+ applying scaling. This should be fixed; at the same time a new load
+ flag should be introduced, to be used in combination with
+ FT_LOAD_NO_SCALE, which indicates that font units are returned in
+ 16.16 format. Similarly, the incremental interface should be
+ extended to allow fractional values for metrics.
+
+ * include/freetype/internal/psaux.h (T1_BuilderRec): Remove `shift'
+ field.
+ * include/freetype/internal/pshints.h (T1_Hints_SetStemFunc,
+ T1_Hints_SetStem3Func): Use FT_Fixed for coordinates.
+
+ * src/psaux/psobjs.c: Include FT_INTERNAL_CALC_H.
+ (t1_build_add_point): Always convert fixed to integer.
+ * src/psaux/t1decode.c (t1_decoder_parse_charstrings):
+ Use 16.16 format everywhere (except for large integers followed by a
+ `div').
+ [CAN_HANDLE_NON_INTEGRAL_T1_OPERANDS]: Remove #ifdef and activate
+ code uncoditionally.
+ Add support for random numbers and update remaining code
+ accordingly; this should work now.
+ (t1_operator_seac): Updated.
+ * src/psaux/pshrec.c: Include FT_INTERNAL_CALC_H.
+ (ps_hints_t1stem3, t1_hints_stem): Updated.
+
+ * src/cid/cidgload.c: Include FT_INTERNAL_CALC_H.
+ (cid_load_glyph) [FT_CONFIG_OPTION_INCREMENTAL],
+ (cid_face_compute_max_advance, cid_slot_load_glyph): Updated.
+
+ * src/type1/t1gload.c (T1_Parse_Glyph_And_Get_Char_String)
+ [FT_CONFIG_OPTION_INCREMENTAL], (T1_Get_Advances, T1_Load_Glyph):
+ Updated.
+ * src/type1/t1load.c: Include FT_INTERNAL_CALC_H.
+ * src/type1/t1objs.c (T1_Face_Init): Updated.
+
+2009-06-21 Werner Lemberg <wl@gnu.org>
+
+ * src/pshinter/pshrec.c: Use PSH_Err_Ok.
+
+2009-06-21 Werner Lemberg <wl@gnu.org>
+
+ Code beautification.
+
+ * src/type1/t1load.c (FT_INT_TO_FIXED): Removed.
+ Replace everywhere with INT_TO_FIXED.
+ (FT_FIXED_TO_INT): Move to ...
+ * include/freetype/internal/ftcalc.h (FIXED_TO_INT): Here.
+ Update all users.
+
+2009-06-20 Werner Lemberg <wl@gnu.org>
+
+ Remove unused variables.
+
+ * include/freetype/internal/psaux.h (T1_BuilderRec),
+ src/cff/cffgload.h (CFF_Builder): Remove `last'.
+ Update all users.
+
+2009-06-20 Werner Lemberg <wl@gnu.org>
+
+ [psaux] Check large integers while parsing charstrings.
+
+ * src/psaux/t1decode.c (t1_decoder_parse_charstrings): Large
+ integers must be followed by a `div' operator.
+
+2009-06-20 Werner Lemberg <wl@gnu.org>
+
+ [cff] Revert last change.
+
+ * src/cff/cffgload.c (cff_decoder_parse_charstrings): Do it.
+ Next time, don't confuse Type 2 charstring opcodes with TOP DICT
+ values...
+
+2009-06-20 Werner Lemberg <wl@gnu.org>
+
+ * src/autofit/aflatin.c (af_latin_metrics_check_digits): Fix
+ compiler warning.
+
+2009-06-20 Werner Lemberg <wl@gnu.org>
+
+ * builds/compiler/gcc.mk (CFLAGS): Use -O3, not -O6.
+
+2009-06-19 Werner Lemberg <wl@gnu.org>
+
+ [cff] Fix handling of reserved byte 0xFF.
+
+ * src/cff/cffgload.c (cff_decoder_parse_charstrings): Abort if byte
+ 0xFF is encountered.
+
+2009-06-19 Werner Lemberg <wl@gnu.org>
+
+ Improve debug messages for Type1 charstrings.
+
+ * src/psaux/t1decode.c (t1_decoder_parse_charstrings): Emit newlines
+ after instructions.
+ Prettify output.
+
+2009-06-19 Werner Lemberg <wl@gnu.org>
+
+ More ftgray fixes for FT_STATIC_RASTER.
+ Problems reported by suyu@cooee.cn.
+
+ * src/smooth/ftgrays.c (gray_move_to, gray_raster_render): Use
+ RAS_VAR.
+
+2009-06-18 Werner Lemberg <wl@gnu.org>
+
+ * docs/CHANGES: Updated.
+
+2009-06-18 Werner Lemberg <wl@gnu.org>
+
+ Fix B/W rasterization of subglyphs with different drop-out modes.
+
+ Normally, the SCANMODE instruction (if present) to set the drop-out
+ mode in a TrueType font is located in the `prep' table only and thus
+ valid for all glyphs. However, there are fonts like `pala.ttf'
+ which additionally contain this instruction in the hinting code of
+ some glyphs (but not all). As a result it can happen that a
+ composite glyph needs multiple drop-out modes for its subglyphs
+ since the rendering state gets reset for each subglyph.
+
+ FreeType collects the hinted outlines from all subglyphs, then it
+ sends the data to the rasterizer. It also sends the drop-out mode
+ -- after hinting has been applied -- and here is the error: It sends
+ the drop-out mode of the last subglyph only; drop-out modes of all
+ other subglyphs are lost.
+
+ This patch fixes the problem; it adds a second, alternative
+ mechanism to pass the drop-out mode: For each contour, the
+ rasterizer now checks the first `tags' array element. If bit 2 is
+ set, bits 5-7 contain the contour's drop-out mode, overriding the
+ global drop-out mode.
+
+ * include/freetype/ftimage.h (FT_CURVE_TAG_HAS_SCANMODE): New macro.
+
+ * src/truetype/ttgload.c (TT_Hint_Glyph): Store drop-out mode in
+ `tags[0]'.
+
+ * src/raster/ftraster.c (Flow_Up, Overshoot_Top, Overshoot_Bottom):
+ Use bits 3-5 instead of 0-2.
+ (New_Profile): Set the drop-out mode in the profile's `flags' field.
+ (Decompose_Curve): Check `tags[0]' and set `dropOutControl' if
+ necessary.
+ (Vertical_Sweep_Drop, Horizontal_Sweep_Drop,
+ Horizontal_Gray_Sweep_Drop, Draw_Sweep): Use the profile's drop-out
+ mode.
+
+2009-06-16 Werner Lemberg <wl@gnu.org>
+
+ Improve scan conversion rules 4 and 6.
+
+ Two new constraints are introduced to better identify a `stub' -- a
+ concept which is only vaguely described in the OpenType
+ specification. The old code was too rigorous and suppressed more
+ pixel than it should.
+
+ . The intersection of the two profiles with the scanline is less
+ than a half pixel. Code related to this was already present in
+ the sources but has been commented out.
+
+ . The endpoint of the original contour forming a profile has a
+ distance (`overshoot') less than half a pixel to the scanline.
+
+ Note that the two additional conditions fix almost all differences
+ to the Windows rasterizer, but some problematic cases remain.
+
+ * src/raster/ftraster.c (Overshoot_Top, Overshoot_Bottom): New
+ macros for the `flags' field in the `TProfile' structure.
+ (IS_BOTTOM_OVERSHOOT, IS_TOP_OVERSHOOT): New macros.
+ (New_Profile, End_Profile): Pass overshoot flag as an argument and
+ set it accordingly.
+ Update callers.
+ (Vertical_Sweep_Drop, Horizontal_Sweep_Drop): Implement the two new
+ constraints.
+
+2009-06-11 Werner Lemberg <wl@gnu.org>
+
+ Increase precision for B/W rasterizer.
+
+ * src/raster/ftraster.c (Set_High_Precision): Add two more bits to
+ the precision. This corrects rendering of some small glyphs, for
+ example, glyph `xi' in verdana.ttf at 13 ppem. Testing with ftbench
+ on my GNU/Linux box I don't see a performance degradation.
+
+2009-06-08 Michael Zucchi <notzed@gmail.com>
+
+ Handle FT_STROKER_LINECAP_BUTT.
+ This fixes Savannah bug #26757.
+
+ * src/base/ftstroke.c (ft_stroker_cap): Implement it.
+
+2009-06-07 Harald Fernengel <harry@kdevelop.org>
+
+ Fix some potential out-of-memory crashes.
+
+ * src/base/ftobjs.c (ft_glyphslot_done): Check `slot->internal'.
+ * src/base/ftstream.c (FT_Stream_ReleaseFrame): Check `stream'.
+ * src/truetype/ttinterp.c (TT_New_Context): Avoid double-free of
+ `exec' in case of failure.
+
+2009-06-07 Werner Lemberg <wl@gnu.org>
+
+ Simplify math.
+ Suggested by Alexei Podtelezhnikov <apodtele@gmail.com>.
+
+ * src/raster/ftraster.c (Vertical_Sweep_Drop, Horizontal_Sweep_Drop,
+ Horizontal_Gray_Sweep_Drop): Do it.
+
+2009-06-04 Werner Lemberg <wl@gnu.org>
+
+ Preparation for fixing scan conversion rules 4 and 6.
+
+ * src/raster/ftraster.c (TFlow): Replace enumeration with...
+ (Flow_Up): This macro.
+ (TProfile): Replace `flow' member with `flags' bit field.
+ Update all affected code.
+
+2009-05-29 James Cloos <cloos@jhcloos.com>
+
+ Enable autohinting for glyphs rotated by multiples of 90°.
+
+ * src/base/ftobjs.c (FT_Load_Glyph): Alter check for permitted
+ matrices to allow rotations by multiples of 90°, not only unrotated,
+ possibly slanted matrices.
+
+2009-05-28 Werner Lemberg <wl@gnu.org>
+
+ Remove compiler warning.
+ Reported by Krzysztof Kowalczyk <kkowalczyk@gmail.com>.
+
+ * src/autofit/aflatin2.c (af_latin2_hint_edges): Move declaration of
+ `n_edges' into `#if' block.
+
+2009-05-28 Werner Lemberg <wl@gnu.org>
+
+ Make compilation work with FT_CONFIG_OPTION_USE_ZLIB not defined.
+ Reported by Krzysztof Kowalczyk <kkowalczyk@gmail.com>.
+
+ * src/pcf/pcfdrivr.c (PCF_Face_Init) [!FT_CONFIG_OPTION_USE_ZLIB]:
+ Make it work.
+ Simplify #ifdef logic.
+
+2009-05-22 Werner Lemberg <wl@gnu.org>
+
+ Improve b/w rasterizer.
+ Problem reported by Krzysztof Kotlenga <pocek@users.sf.net>.
+
+ * src/raster/raster.c (Vertical_Sweep_Drop, Horizontal_Sweep_Drop,
+ Horizontal_Gray_Sweep_Drop): For smart drop-out mode, if
+ intersections are equally distant relative to next pixel center,
+ select the left pixel, not the right one.
+
+2009-05-19 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #26600.
+
+ * src/type42/t42parse.c (t42_load_keyword): Handle
+ T1_FIELD_LOCATION_FONT_EXTRA.
+
+2009-04-30 Werner Lemberg <wl@gnu.org>
+
+ Document recent changes to ftview.
+
+ * docs/CHANGES: Do it.
+
+2009-04-27 Werner Lemberg <wl@gnu.org>
+
+ autohinter: Don't change digit widths if all widths are the same.
+ This fixes FreeDesktop bug #21197.
+
+ * src/autofit/afglobal.c (AF_DIGIT): New macro.
+ (af_face_globals_compute_script_coverage): Mark ASCII digits in
+ `glyph_scripts' array.
+ (af_face_globals_get_metrics): Updated.
+ (af_face_globals_is_digit): New function.
+ * src/autofit/afglobal.h: Updated.
+ (AF_ScriptMetricsRec): Add `digits_have_same_width' flag.
+
+ * src/autofit/aflatin.c: Include FT_ADVANCES_H.
+ (af_latin_metrics_check_digits): New function.
+ (af_latin_metrics_init): Use it.
+ * src/autofit/aflatin.h: Updated.
+ * src/autofit/afcjk.c (af_cjk_metrics_init): Updated.
+
+ * src/autofit/aflatin2.c: Similar changes as with aflatin.c.
+
+ * src/autofit/afloader.c (af_loader_load_g): Test digit width.
+
+ * docs/CHANGES: Document it.
+
+2009-04-26 Werner Lemberg <wl@gnu.org>
+
+ Make ftgrays compile with _STANDALONE_ and FT_STATIC_RASTER again.
+ Problems reported by suyu@cooee.cn.
+
+ * src/smooth/ftgrays.c (FT_DEFINE_OUTLINE_FUNCS,
+ FT_DEFINE_RASTER_FUNCS) [_STANDALONE_]: Define.
+ [!_STANDALONE_]: Include ftspic.h only here.
+ (ras): Define/declare after definition of `TWorker'.
+ Use `RAS_VAR_' where necessary.
+
+2009-04-21 Karl Berry <karl@gnu.org>
+
+ Fix AC_CHECK_FT2.
+
+ * builds/unix/freetype2.m4: Only check PATH for freetype-config if
+ we did not already find it from a prefix option.
+
+2009-04-05 Oran Agra <oran@monfort.co.il>
+
+ Add #error to modules and files that do not support PIC yet.
+
+ When FT_CONFIG_OPTION_PIC is defined the following files will
+ create #error:
+ * src/bdf/bdfdrivr.h
+ * src/cache/ftcmanag.c
+ * src/cid/cidriver.h
+ * src/gxvalid/gxvmod.h
+ * src/gzip/ftgzip.c
+ * src/lzw/ftlzw.c
+ * src/otvalid/otvmod.h
+ * src/pcf/pcfdrivr.h
+ * src/pfr/pfrdrivr.h
+ * src/psaux/psauxmod.h
+ * src/type1/t1driver.h
+ * src/type42/t42drivr.h
+ * src/winfonts/winfnt.h
+
+2009-04-05 Oran Agra <oran@monfort.co.il>
+
+ Position Independent Code (PIC) support in autofit module.
+
+ * include/freetype/internal/autohint.h add macros to init
+ instances of FT_AutoHinter_ServiceRec.
+
+ * src/autofit/afmodule.h declare autofit_module_class
+ using macros from ftmodapi.h,
+ when FT_CONFIG_OPTION_PIC is defined create and destroy
+ functions will be declared.
+ * src/autofit/afmodule.c when FT_CONFIG_OPTION_PIC is defined
+ af_autofitter_service and autofit_module_class structs
+ will have functions to init or create and destroy them
+ instead of being allocated in the global scope.
+ And macros will be used from afpic.h in order to access them.
+
+ * src/autofit/aftypes.h add macros to init and declare
+ instances of AF_ScriptClassRec.
+
+ * src/autofit/afcjk.h declare af_cjk_script_class
+ using macros from aftypes.h,
+ when FT_CONFIG_OPTION_PIC is defined init function will be declared.
+ * src/autofit/afcjk.c when FT_CONFIG_OPTION_PIC is defined
+ af_cjk_script_class struct will have function to init it instead of
+ being allocated in the global scope.
+
+ * src/autofit/afdummy.h declare af_dummy_script_class
+ using macros from aftypes.h,
+ when FT_CONFIG_OPTION_PIC is defined init function will be declared.
+ * src/autofit/afdummy.c when FT_CONFIG_OPTION_PIC is defined
+ af_dummy_script_class struct will have function to init it instead of
+ being allocated in the global scope.
+
+ * src/autofit/afindic.h declare af_indic_script_class
+ using macros from aftypes.h,
+ when FT_CONFIG_OPTION_PIC is defined init function will be declared.
+ * src/autofit/afindic.c when FT_CONFIG_OPTION_PIC is defined
+ af_indic_script_class struct will have function to init it instead of
+ being allocated in the global scope.
+
+ * src/autofit/aflatin.h declare af_latin_script_class
+ using macros from aftypes.h,
+ when FT_CONFIG_OPTION_PIC is defined init function will be declared.
+ * src/autofit/aflatin.c when FT_CONFIG_OPTION_PIC is defined
+ af_latin_script_class struct will have function to init it instead of
+ being allocated in the global scope.
+ Change af_latin_blue_chars to be PIC-compatible by being a two
+ dimentional array rather than array of pointers.
+
+
+ * src/autofit/aflatin2.h declare af_latin2_script_class
+ using macros from aftypes.h,
+ when FT_CONFIG_OPTION_PIC is defined init function will be declared.
+ * src/autofit/aflatin2.c when FT_CONFIG_OPTION_PIC is defined
+ af_latin2_script_class struct will have function to init it instead of
+ being allocated in the global scope.
+ Change af_latin2_blue_chars to be PIC-compatible by being a two
+ dimentional array rather than array of pointers.
+
+ * src/autofit/afglobal.c when FT_CONFIG_OPTION_PIC is defined
+ af_script_classes array initialization was moved to afpic.c and
+ is later refered using macros defeined in afpic.h.
+
+ New Files:
+ * src/autofit/afpic.h declare struct to hold PIC globals for autofit
+ module and macros to access them.
+ * src/autofit/afpic.c implement functions to allocate, destroy and
+ initialize PIC globals for autofit module.
+
+ * src/autofit/autofit.c add new file to build: afpic.c.
+ * src/autofit/jamfile add new files to FT2_MULTI build: afpic.c.
+
+2009-04-05 Oran Agra <oran@monfort.co.il>
+
+ Position Independent Code (PIC) support in pshinter module.
+
+ * include/freetype/internal/pshints.h add macros to init
+ instances of PSHinter_Interface.
+
+ * src/pshinter/pshmod.h declare pshinter_module_class
+ using macros from ftmodapi.h,
+ when FT_CONFIG_OPTION_PIC is defined create and destroy
+ functions will be declared.
+ * src/pshinter/pshmod.c when FT_CONFIG_OPTION_PIC is defined
+ pshinter_interface and pshinter_module_class structs
+ will have functions to init or create and destroy them
+ instead of being allocated in the global scope.
+ And macros will be used from pshpic.h in order to access them.
+
+ New Files:
+ * src/pshinter/pshpic.h declare struct to hold PIC globals for pshinter
+ module and macros to access them.
+ * src/pshinter/pshpic.c implement functions to allocate, destroy and
+ initialize PIC globals for pshinter module.
+
+ * src/pshinter/pshinter.c add new file to build: pshpic.c.
+ * src/pshinter/jamfile add new files to FT2_MULTI build: pshpic.c.
+
+2009-04-05 Oran Agra <oran@monfort.co.il>
+
+ Position Independent Code (PIC) support in psnames module.
+
+ * include/freetype/internal/services/svpscmap.h add macros to init
+ instances of FT_Service_PsCMapsRec.
+
+ * src/psnames/psmodule.h declare psnames_module_class
+ using macros from ftmodapi.h,
+ when FT_CONFIG_OPTION_PIC is defined create and destroy
+ functions will be declared.
+ * src/psnames/psmodule.c when FT_CONFIG_OPTION_PIC is defined
+ pscmaps_interface and pscmaps_services structs
+ and psnames_module_class array
+ will have functions to init or create and destroy them
+ instead of being allocated in the global scope.
+ And macros will be used from pspic.h in order to access them.
+
+ New Files:
+ * src/psnames/pspic.h declare struct to hold PIC globals for psnames
+ module and macros to access them.
+ * src/psnames/pspic.c implement functions to allocate, destroy and
+ initialize PIC globals for psnames module.
+
+ * src/psnames/psnames.c add new file to build: pspic.c.
+ * src/psnames/jamfile add new files to FT2_MULTI build: pspic.c.
+
+2009-04-05 Oran Agra <oran@monfort.co.il>
+
+ Position Independent Code (PIC) support in raster renderer.
+
+ * src/raster/ftrend1.h declare ft_raster1_renderer_class
+ and ft_raster5_renderer_class
+ using macros from ftrender.h,
+ when FT_CONFIG_OPTION_PIC is defined create and destroy
+ functions will be declared.
+ * src/smooth/ftrend1.c when FT_CONFIG_OPTION_PIC is defined
+ ft_raster1_renderer_class and ft_raster5_renderer_class structs
+ will have functions to init or create and destroy them
+ instead of being allocated in the global scope.
+ Macros will be used from rastpic.h in order to access
+ ft_standard_raster from the pic_container (allocated in ftraster.c).
+ In ft_raster1_render when PIC is enabled, the last letter of
+ module_name is used to verfy the renderer class rather than the
+ class pointer.
+
+ * src/raster/ftraster.c when FT_CONFIG_OPTION_PIC is defined
+ ft_standard_raster struct will have function to init it
+ instead of being allocated in the global scope.
+
+ New Files:
+ * src/raster/rastpic.h declare struct to hold PIC globals for raster
+ renderer and macros to access them.
+ * src/raster/rastpic.c implement functions to allocate, destroy and
+ initialize PIC globals for raster renderer.
+
+ * src/raster/raster.c add new file to build: rastpic.c.
+ * src/raster/jamfile add new files to FT2_MULTI build: rastpic.c.
+
+2009-04-05 Oran Agra <oran@monfort.co.il>
+
+ Position Independent Code (PIC) support in smooth renderer.
+
+ * src/smooth/ftsmooth.h declare ft_smooth_renderer_class,
+ ft_smooth_lcd_renderer_class and ft_smooth_lcd_v_renderer_class
+ using macros from ftrender.h,
+ when FT_CONFIG_OPTION_PIC is defined create and destroy
+ functions will be declared.
+ * src/smooth/ftsmooth.c when FT_CONFIG_OPTION_PIC is defined
+ the following structs:
+ ft_smooth_renderer_class, ft_smooth_lcd_renderer_class
+ and ft_smooth_lcd_v_renderer_class
+ will have functions to init or create and destroy them
+ instead of being allocated in the global scope.
+ And macros will be used from ftspic.h in order to access
+ ft_grays_raster from the pic_container (allocated in ftgrays.c).
+
+ * src/smooth/ftgrays.h include FT_CONFIG_CONFIG_H
+ * src/smooth/ftgrays.c when FT_CONFIG_OPTION_PIC is NOT defined
+ func_interface was moved from gray_convert_glyph_inner function
+ to the global scope.
+ When FT_CONFIG_OPTION_PIC is defined
+ func_interface and ft_grays_raster structs
+ will have functions to init them
+ instead of being allocated in the global scope.
+ And func_interface will be allocated on the stack of
+ gray_convert_glyph_inner.
+
+ New Files:
+ * src/smooth/ftspic.h declare struct to hold PIC globals for smooth
+ renderer and macros to access them.
+ * src/smooth/ftspic.c implement functions to allocate, destroy and
+ initialize PIC globals for smooth renderer.
+
+ * src/smooth/smooth.c add new file to build: ftspic.c.
+ * src/smooth/jamfile add new files to FT2_MULTI build: ftspic.c.
+
+2009-04-05 Oran Agra <oran@monfort.co.il>
+
+ Position Independent Code (PIC) support in cff driver.
+
+ * include/freetype/internal/services/svcid.h add macros to init
+ instances of FT_Service_CIDRec.
+ * include/freetype/internal/services/svpsinfo.h add macros to init
+ instances of FT_Service_PsInfoRec.
+
+ * src/cff/cffcmap.h declare cff_cmap_encoding_class_rec
+ and cff_cmap_unicode_class_rec using macros from
+ ftobjs.h, when FT_CONFIG_OPTION_PIC is defined create and destroy
+ functions will be declared.
+ * src/cff/cffcmap.c when FT_CONFIG_OPTION_PIC is defined
+ the following structs:
+ cff_cmap_encoding_class_rec and cff_cmap_unicode_class_rec
+ will have functions to init or create and destroy them
+ instead of being allocated in the global scope.
+
+ * src/cff/cffdrivr.h declare cff_driver_class using macros from
+ ftdriver.h, when FT_CONFIG_OPTION_PIC is defined create and destroy
+ functions will be declared.
+ * src/cff/cffdrivr.c when FT_CONFIG_OPTION_PIC is defined
+ the following structs:
+ cff_service_glyph_dict, cff_service_ps_info, cff_service_ps_name
+ cff_service_get_cmap_info, cff_service_cid_info, cff_driver_class,
+ and cff_services array
+ will have functions to init or create and destroy them
+ instead of being allocated in the global scope.
+ And macros will be used from cffpic.h in order to access them
+ from the pic_container.
+ Use macros from cffpic.h in order to access the
+ structs allocated in cffcmap.c
+
+ * src/cff/cffobjs.c Use macros from cffpic.h in order to access the
+ structs allocated in cffcmap.c
+
+ * src/cff/parser.c when FT_CONFIG_OPTION_PIC is defined
+ implement functions to create and destroy cff_field_handlers array
+ instead of being allocated in the global scope.
+ And macros will be used from cffpic.h in order to access it
+ from the pic_container.
+
+ New Files:
+ * src/cff/cffpic.h declare struct to hold PIC globals for cff
+ driver and macros to access them.
+ * src/cff/cffpic.c implement functions to allocate, destroy and
+ initialize PIC globals for cff driver.
+
+ * src/cff/cff.c add new file to build: cffpic.c.
+ * src/cff/jamfile add new files to FT2_MULTI build: cffpic.c.
+
+2009-04-05 Oran Agra <oran@monfort.co.il>
+
+ Position Independent Code (PIC) support in sfnt driver.
+
+ * include/freetype/internal/services/svbdf.h add macros to init
+ instances of FT_Service_BDFRec.
+ * include/freetype/internal/services/svgldict.h add macros to init
+ instances of FT_Service_GlyphDictRec.
+ * include/freetype/internal/services/svpostnm.h add macros to init
+ instances of FT_Service_PsFontNameRec.
+ * include/freetype/internal/services/svsfnt.h add macros to init
+ instances of FT_Service_SFNT_TableRec.
+ * include/freetype/internal/services/svttcmap.h add macros to init
+ instances of FT_Service_TTCMapsRec.
+ * include/freetype/internal/sfnt.h add macros to init
+ instances of SFNT_Interface.
+
+ * src/sfnt/sfdriver.h declare sfnt_module_class using macros from
+ ftmodapi.h, when FT_CONFIG_OPTION_PIC is defined create and destroy
+ functions will be declared.
+ * src/sfnt/sfdriver.c when FT_CONFIG_OPTION_PIC is defined
+ the following structs:
+ sfnt_service_sfnt_table, sfnt_service_glyph_dict, sfnt_service_ps_name
+ tt_service_get_cmap_info, sfnt_service_bdf, sfnt_interface,
+ sfnt_module_class, and sfnt_services array
+ will have functions to init or create and destroy them
+ instead of being allocated in the global scope.
+ And macros will be used from sfntpic.h in order to access them
+ from the pic_container.
+
+ * src/sfnt/ttcmap.h add macros to init
+ instances of TT_CMap_ClassRec.
+ * src/sfnt/ttcmap.c when FT_CONFIG_OPTION_PIC is defined
+ the following structs:
+ tt_cmap0_class_rec, tt_cmap2_class_rec, tt_cmap4_class_rec
+ tt_cmap6_class_rec, tt_cmap8_class_rec, tt_cmap10_class_rec,
+ tt_cmap12_class_rec, tt_cmap14_class_rec and tt_cmap_classes array
+ will have functions to init or create and destroy them
+ instead of being allocated in the global scope.
+ And macros will be used from sfntpic.h in order to access them
+ from the pic_container.
+ The content of tt_cmap_classes is now described in the
+ new file 'ttcmapc.h'.
+
+ New Files:
+ * src/sfnt/sfntpic.h declare struct to hold PIC globals for sfnt
+ driver and macros to access them.
+ * src/sfnt/sfntpic.c implement functions to allocate, destroy and
+ initialize PIC globals for sfnt driver.
+ * src/sfnt/ttcmapc.h describing the content of
+ tt_cmap_classes allocated in ttcmap.c
+
+ * src/sfnt/sfnt.c add new file to build: sfntpic.c.
+ * src/sfnt/jamfile add new files to FT2_MULTI build: sfntpic.c.
+
+2009-04-05 Oran Agra <oran@monfort.co.il>
+
+ Position Independent Code (PIC) support in truetype driver.
+
+ * include/freetype/internal/services/svmm.h add macros to init
+ instances of FT_Service_MultiMastersRec.
+ * include/freetype/internal/services/svttglyf.h add macros to init
+ instances of FT_Service_TTGlyfRec.
+
+ * src/truetype/ttdriver.h declare tt_driver_class using macros from
+ ftdriver.h, when FT_CONFIG_OPTION_PIC is defined create and destroy
+ functions will be declared.
+ * src/truetype/ttdriver.c when FT_CONFIG_OPTION_PIC is defined
+ the following structs:
+ tt_service_gx_multi_masters, tt_service_truetype_glyf, tt_driver_class
+ and tt_services array,
+ will have functions to init or create and destroy them
+ instead of being allocated in the global scope.
+ And macros will be used from ttpic.h in order to access them
+ from the pic_container.
+ * src/truetype/ttobjs.c change trick_names array to be
+ PIC-compatible by being a two dimentional array rather than array
+ of pointers.
+
+ New Files:
+ * src/truetype/ttpic.h declare struct to hold PIC globals for truetype
+ driver and macros to access them.
+ * src/truetype/ttpic.c implement functions to allocate, destroy and
+ initialize PIC globals for truetype driver.
+
+ * src/truetype/truetype.c add new file to build: ttpic.c.
+ * src/truetype/jamfile add new files to FT2_MULTI build: ttpic.c.
+
+2009-04-05 Oran Agra <oran@monfort.co.il>
+
+ Position Independent Code (PIC) support and infrastructure in base.
+
+ * include/freetype/config/ftoption.h add FT_CONFIG_OPTION_PIC
+ * include/freetype/internal/ftobjs.h Add pic_container member to
+ FT_LibraryRec.
+ Add macros to declare and init instances of FT_CMap_ClassRec.
+ Add macros to init instances of FT_Outline_Funcs and FT_Raster_Funcs.
+ Add macros to declare, allocate and initialize modules
+ (FT_Module_Class).
+ Add macros to declare, allocate and initialize renderers
+ (FT_Renderer_Class).
+ Add macro to init instances of FT_Glyph_Class.
+ Add macros to declare, allocate and initialize drivers
+ (FT_Driver_ClassRec).
+ * include/freetype/internal/ftpic.h new file to declare the
+ FT_PIC_Container struct and the functions to allocate and detroy it.
+ * include/freetype/internal/ftserv.h add macros to allocate and
+ destory arrays of FT_ServiceDescRec.
+ * include/freetype/internal/internal.h define macro to include
+ ftpic.h.
+
+ New Files:
+ * src/base/ftpic.c implement functions to allocate and destory the
+ global pic_container.
+ * src/base/basepic.h declare struct to hold PIC globals for base and
+ macros to access them.
+ * src/base/basepic.c implement functions to allocate, destroy and
+ initialize PIC globals for base.
+
+ * src/base/ftinit.c when FT_CONFIG_OPTION_PIC is defined implement
+ functions that allocate and destroy ft_default_modules according to
+ FT_CONFIG_MODULES_H in the pic_container instead of the global scope
+ and use macro from basepic.h to access it.
+ * src/base/ftobjs.c add calls to the functions that allocate and
+ destroy the global pic_container when the library is created and
+ destroyed.
+
+ * src/base/jamfile add new files to FT2_MULTI build:
+ ftpic.c and basepic.c.
+ * src/base/ftbase.c add new files to build:
+ ftpic.c and basepic.c.
+
+ * src/base/ftglyph.c when FT_CONFIG_OPTION_PIC is defined
+ ft_bitmap_glyph_class and ft_outline_glyph_class will be allocated
+ in the pic_container instead of the global scope and use macros from
+ basepic.h to access them.
+ * src/base/ftbbox.c allocate bbox_interface stract on the stack
+ instead of the global scope when FT_CONFIG_OPTION_PIC is defined.
+ * src/base/ftstroke.c access ft_outline_glyph_class allocated in
+ ftglyph.c via macros from basepic.h
+
+2009-04-05 Oran Agra <oran@monfort.co.il>
+
+ Preparing changes in cff parser later needed for PIC version.
+
+ * src/cff/cffload.c, src/cff/cffload.h, src/cff/cffobjs.c,
+ src/cff/cffparse.c, src/cff/cffparse.h: Add library pointer to
+ 'CFF_ParserRec' set by `cff_parser_init'.
+ Route library pointer from 'cff_face_init' to 'cff_subfont_load'
+ for `cff_parser_init'.
+
+ * src/cff/cffparse.c (CFF_Field_Handler): Move it to...
+ * src/cff/cffparse.h: This file, to be used by other C files.
+
+2009-04-05 Oran Agra <oran@monfort.co.il>
+
+ Minor change in ftstroke.c.
+
+ * src/base/ftstroke.c (FT_StrokerRec): Replace `memory' member with
+ `library' needed for PIC version.
+ Update all callers.
+
+2009-04-04 Werner Lemberg <wl@gnu.org>
+
+ ftnames.c -> ftsnames.c
+
+ * src/base/ftnames.c: Rename to...
+ * src/base/ftsnames.c: This.
+ * src/base/Jamfile, src/base/rules.mk, src/base/ftbase.c: Updated.
+
+2009-04-04 Werner Lemberg <wl@gnu.org>
+
+ Add support for cmap type 13.
+
+ * devel/ftoption.h, include/freetype/config/ftoption.h
+ (TT_CONFIG_CMAP_FORMAT_13): New macro.
+
+ * src/sfnt/ttcmap.c (TT_CMap13Rec, tt_cmap13_init,
+ tt_cmap13_validate, tt_cmap13_char_index, tt_cmap13_char_next,
+ tt_cmap13_get_info, tt_cmap13_char_map_def_binary,
+ tt_cmap14_class_rec): New functions and structures for cmap 13
+ support.
+ (tt_cmap_classes): Register tt_cmap13_class_rec.
+
+ * docs/CHANGES: Mention cmap 13 support.
+
+2009-04-01 Werner Lemberg <wl@gnu.org>
+
+ Ignore empty contours in CFF glyphs.
+
+ Problem reported by Albert Astals Cid <aacid@kde.org>.
+
+ * src/cff/cffgload.c (cff_builder_close_contour): Synchronize with
+ t1_builder_close_contour.
+
+2009-03-21 Werner Lemberg <wl@gnu.org>
+
+ Another redundant header inclusion.
+
+ * src/truetype/ttgxvar.c: Fix Ghostscript Coverity issue #4041.
+
+2009-03-21 Werner Lemberg <wl@gnu.org>
+
+ Remove redundant header inclusions.
+
+ This covers many Ghostscript Coverity issues.
+
+ * src/*: Do it.
+
+2009-03-21 Werner Lemberg <wl@gnu.org>
+
+ Fix Ghostscript Coverity issue #3904.
+
+ * src/truetype/ttgxvar.c (ft_var_readpackedpoints): Protect against
+ invalid values of `runcnt'.
+
+2009-03-20 Werner Lemberg <wl@gnu.org>
+
+ Fix `make multi' run.
+
+ * src/smooth/ftsmooth.h: Include FT_INTERNAL_DEBUG_H.
+
+2009-03-20 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #25923.
+
+ * src/cache/ftccmap.c (FTC_CMAP_HASH): Fix typo.
+
+2009-03-20 Werner Lemberg <wl@gnu.org>
+
+ Protect against too large glyphs.
+
+ Problem reported by Tavis Ormandy <taviso@google.com>.
+
+ * src/smooth/ftsmooth.c (ft_smooth_render_generic): Don't allow
+ `pitch' or `height' to be larger than 0xFFFF.
+
+2009-03-20 Werner Lemberg <wl@gnu.org>
+ Tavis Ormandy <taviso@google.com>
+
+ Fix validation for various cmap table formats.
+
+ * src/sfnt/ttcmap.c (tt_cmap8_validate, tt_cmap10_validate,
+ tt_cmap12_validate): Check `length' correctly.
+ (tt_cmap_14_validate): Check `length' and `numMappings' correctly.
+
+2009-03-20 Werner Lemberg <wl@gnu.org>
+
+ Protect against malformed compressed data.
+
+ * src/lzw/ftzopen.c (ft_lzwstate_io): Test whether `state->prefix' is
+ zero.
+
+2009-03-20 Werner Lemberg <wl@gnu.org>
+
+ Protect against invalid SID values in CFFs.
+
+ Problem reported by Tavis Ormandy <taviso@google.com>.
+
+ * src/cff/cffload.c (cff_charset_load): Reject SID values larger
+ than 64999.
+
+2009-03-19 Vincent Richomme <richom.v@free.fr>
+
+ Update WinCE Visual C project files.
+
+ * builds/wince/vc2005-ce/freetype.vcproj,
+ builds/wince/vc2008-ce/freetype.vcproj: Add missing base extension
+ files.
+
+2009-03-19 Werner Lemberg <wl@gnu.org>
+
+ Remove unused Win32 code.
+
+ * builds/wince/ftdebug.c: Remove code guarded with `!_WIN32_WCE'.
+ Since Win32 is handled separately this is no longer needed.
+
+2009-03-19 Vincent Richomme <richom.v@free.fr>
+
+ Make `gzip' module compile on WinCE.
+
+ * src/gzip/zconf.h [_WIN32_WCE]: Define NO_ERRNO_H.
+
+2009-03-19 Werner Lemberg <wl@gnu.org>
+
+ Remove unused WinCE code.
+
+ * builds/win32/ftdebug.c: Remove code guarded with `_WIN32_WCE'.
+ Since WinCE is handled separately this is no longer needed.
+
+2009-03-16 Werner Lemberg <wl@gnu.org>
+
+ docmaker: Don't ignore single-line code blocks.
+
+ * src/tools/docmaker/content.py (DocBlock::_init__): Fix change from
+ 2009-01-31.
+
+2009-03-15 Steve Langasek <steve.langasek@canonical.com>
+
+ Use __asm__ for declaring assembly instead of asm.
+
+ * builds/unix/ftconfig.in (FT_MulFix_arm): Use __asm__ instead of
+ asm on arm, fixing a build failure on armel with -pedantic.
+
+2009-03-14 Werner Lemberg <wl@gnu.org>
+
+ Fix valgrind warning.
+
+ * src/sfnt/ttsbit0.c (tt_sbit_decoder_load_bit_aligned): Don't read
+ past the end of the frame.
+
+2009-03-12 Werner Lemberg <wl@gnu.org>
+
+ * Version 2.3.9 released.
+ =========================
+
+
+ Tag sources with `VER-2-3-9'.
+
+2009-03-12 Werner Lemberg <wl@gnu.org>
+
+ * builds/unix/freetype2.in: Move @FT2_EXTRA_LIBS@ to `Libs.private'.
+
+2009-03-12 Werner Lemberg <wl@gnu.org>
+
+ Fix some FreeType Coverity issues as reported for Ghostscript.
+
+ * src/base/ftobjs.c (FT_New_Face, FT_New_Memory_Face): Initialize
+ `args.stream' (#3874, #3875).
+ (open_face_PS_from_sfnt_stream): Improve error management (#3786).
+ * src/base/ftmm.c (ft_face_get_mm_service): Fix check of `aservice'
+ (#3870).
+ * src/base/ftstroke.c (ft_stroke_border_get_counts): Remove dead
+ code (#3790).
+ * src/base/ftrfork.c (raccess_guess_apple_generic): Check error
+ value of `FT_Stream_Skip' (#3784).
+
+ * src/type1/t1gload.c (T1_Load_Glyph): Check `size' before accessing
+ it (#3872)
+
+ * src/pcf/pcfdrivr.c (PCF_Glyph_Load): Check `face' before accessing
+ it (#3871).
+ * src/pcf/pcfread.c (pcf_get_metrics): Handle return value of
+ `pcf_get_metric' (#3789, #3782).
+ (pcf_get_properties): Use FT_STREAM_SKIP (#3783).
+
+ * src/cache/ftcmanag.c (FTC_Manager_RegisterCache): Fix check of
+ `acache' (#3797)
+
+ * src/cff/cffdrivr.c (cff_ps_get_font_info): Fix check of `cff'
+ (#3796).
+ * src/cff/cffgload.c (cff_decoder_prepare): Check `size' (#3795).
+ * src/cff/cffload.c (cff_index_get_pointers): Add comment (#3794).
+
+ * src/bdf/bdflib.c (_bdf_add_property): Check `fp->value.atom'
+ (#3793).
+ (_bdf_parse_start): Add comment (#3792).
+
+ * src/raster/ftraster.c (Finalize_Profile_Table): Check
+ `ras.fProfile' (#3791).
+
+ * src/sfnt/ttsbit.c (Load_SBit_Image): Use FT_STREAM_SKIP (#3785).
+
+ * src/gzip/ftgzip.c (ft_gzip_get_uncompressed_size): Properly ignore
+ seek error (#3781).
+
+2009-03-11 Michael Toftdal <toftdal@gmail.com>
+
+ Extend CID service functions to handle CID-keyed CFFs as CID fonts.
+
+ * include/freetype/ftcid.h (FT_Get_CID_Is_Internally_CID_keyed,
+ FT_Get_CID_From_Glyph_Index): New functions.
+
+ * include/freetype/internal/services/svcid.h
+ (FT_CID_GetIsInternallyCIDKeyedFunc,
+ FT_CID_GetCIDFromGlyphIndexFunc): New function typedefs.
+ (CID Service): Use them.
+
+ * src/base/ftcid.c: Include FT_CID_H.
+ (FT_Get_CID_Is_Internally_CID_keyed, FT_Get_CID_From_Glyph_Index):
+ New functions.
+
+ * src/cff/cffdrivr.c (cff_get_is_cid, cff_get_cid_from_glyph_index):
+ New functions.
+ (cff_service_cid_info): Add them.
+ * src/cff/cffload.c (cff_font_load): Don't free `font->charset.sids'
+ -- it is needed for access as a CID-keyed font. It gets deleted
+ later on.
+
+ * src/cid/cidriver.c (cid_get_is_cid, cid_get_cid_from_glyph_index):
+ New functions.
+ (cid_service_cid_info): Add them.
+
+ * docs/CHANGES: Updated.
+
+2009-03-11 Bram Tassyns <bramt@enfocus.be>
+
+ Fix Savannah bug #25597.
+
+ * src/cff/cffparse.c (cff_parse_real): Don't allow fraction_length
+ to become larger than 9.
+
+2009-03-11 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #25814.
+
+ * builds/unix/freetype2.in: As suggested in the bug report, move
+ @LIBZ@ to `Libs.private'.
+
+2009-03-11 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #25781.
+ We now simply check for a valid `offset', no longer handling `delta
+ = 1' specially.
+
+ * src/sfnt/ttcmap.c (tt_cmap4_validate): Don't check `delta' for
+ last segment.
+ (tt_cmap4_set_range, tt_cmap4_char_map_linear,
+ tt_cmap4_char_map_binary): Check offset.
+
+2009-03-11 Werner Lemberg <wl@gnu.org>
+
+ * src/base/Jamfile: Fix handling of ftadvanc.c.
+ Reported by Oran Agra <oran@monfort.co.il>.
+
+2009-03-10 Vincent Richomme <richom.v@free.fr>
+
+ Restructure Win32 and Wince compiler support.
+
+ * src/builds/win32: Remove files for WinCE.
+ Move VC 2005 support to a separate directory.
+ Add directory for VC 2008 support.
+
+ * src/builds/wince: New directory hierarchy for WinCE compilers
+ (VC 2005 and VC 2008).
+
+2009-03-09 Werner Lemberg <wl@gnu.org>
+
+ More preparations for 2.3.9 release.
+
+ * docs/CHANGES: Updated.
+
+ * Jamfile, README: s/2.3.8/2.3.9/, s/238/239/.
+
+2009-03-09 Werner Lemberg <wl@gnu.org>
+
+ * src/sfnt/rules.mk (SFNT_DRV_H): Add ttsbit0.c.
+
+2009-03-09 Alexey Kryukov <anagnost@yandex.ru>
+
+ Fix handling of EBDT formats 8 and 9 (part 2).
+
+ This patch fixes the following problems in ttsbit0.c:
+
+ . Bitmaps for compound glyphs were never allocated.
+
+ . `SBitDecoder' refused to load metrics if some other metrics have
+ already been loaded. This condition certainly makes no sense for
+ recursive calls, so I've just disabled it. Another possibility
+ would be resetting `decoder->metrics_loaded' to false before
+ loading each composite component. However, we must restore the
+ original metrics after finishing the recursion; otherwise we can
+ get a misaligned glyph.
+
+ . `tt_sbit_decoder_load_bit_aligned' incorrectly handled `x_pos',
+ causing some glyph components to be shifted too far to the right
+ (especially noticeable for small sizes).
+
+ Note that support for grayscale bitmaps (not necessarily compound) is
+ completely broken in ttsbit0.c.
+
+ * src/sfnt/tt_sbit_decoder_load_metrics: Always load metrics.
+ (tt_sbit_decoder_load_bit_aligned): Handle `x_pos' correctly in case
+ of `h == height'.
+ (tt_sbit_decoder_load_compound): Reset metrics after loading
+ components.
+ Allocate bitmap.
+
+2009-03-09 Werner Lemberg <wl@gnu.org>
+
+ * builds/unix/configure.raw (version_info): Set to 9:20:3.
+
+2009-03-03 David Turner <david@freetype.org>
+
+ Protect SFNT kerning table parser against malformed tables.
+
+ This closes Savannah BUG #25750.
+
+ * src/sfnt/ttkern.c (tt_face_load_kern, tt_face_get_kerning): Fix a
+ bug where a malformed table would be successfully loaded but later
+ crash the engine during parsing.
+
+2009-03-03 David Turner <david@freetype.org>
+
+ Update documentation and bump version number to 2.3.9.
+
+ * include/freetype/freetype.h: Bump patch version to 9.
+ * docs/CHANGES: Document the ABI break in 2.3.8.
+ * docs/VERSION.DLL: Update version numbers table for 2.3.9.
+
+2009-03-03 David Turner <david@freetype.org>
+
+ Remove ABI-breaking field in public PS_InfoFontRec definition.
+
+ Instead, we define a new internal PS_FontExtraRec structure to
+ hold the additional field, then place it in various internal
+ positions of the corresponding FT_Face derived objects.
+
+ * include/freetype/t1tables.h (PS_FontInfoRec): Remove the
+ `fs_type' field from the public structure.
+ * include/freetype/internal/psaux.h (T1_FieldLocation): New
+ enumeration `T1_FIELD_LOCATION_FONT_EXTRA'.
+ * include/freetype/internal/t1types.h (PS_FontExtraRec): New
+ structure.
+ (T1_FontRec, CID_FaceRec): Add it.
+
+ * src/cid/cidload.c (cid_load_keyword): Handle
+ T1_FIELD_LOCATION_FONT_EXTRA.
+ * src/cid/cidtoken.h, src/type1/t1tokens.h, src/type42/t42parse.c:
+ Adjust FT_STRUCTURE and T1CODE properly to handle `FSType'.
+ * src/type1/t1load.c (t1_load_keyword): Handle
+ T1_FIELD_LOCATION_FONT_EXTRA.
+
+ * include/freetype/internal/services/svpsinfo.h (PsInfo service):
+ Add `PS_GetFontExtraFunc' function typedef.
+
+ * src/base/ftfstype.c: Include FT_INTERNAL_SERVICE_H and
+ FT_SERVICE_POSTSCRIPT_INFO_H.
+ (FT_Get_FSType_Flags): Use POSTSCRIPT_INFO service.
+
+ * src/cff/cffdrivr.c (cff_service_ps_info): Updated.
+ * src/cid/cidriver.c (cid_ps_get_font_extra): New function.
+ (cid_service_ps_info): Updated.
+ * src/type1/t1driver.c (t1_ps_get_font_extra): New function.
+ (t1_service_ps_info): Updated.
+ * src/type42/t42drivr.c (t42_ps_get_font_extra): New function.
+ (t42_service_ps_info): Updated.
+
+2009-03-02 Alexey Kryukov <anagnost@yandex.ru>
+
+ Fix handling of EBDT formats 8 and 9.
+
+ The main cycle in `blit_sbit' makes too many iterations: it actually
+ needs the count of lines in the source bitmap rather than in the
+ target image.
+
+ * src/sfnt/ttsbit.c (blit_sbit) [FT_CONFIG_OPTION_OLD_INTERNALS]:
+ Add parameter `source_height' and use it for main loop.
+ (Load_SBit_Single) [FT_CONFIG_OPTION_OLD_INTERNALS]: Updated.
+
+2009-02-23 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #25669.
+
+ * src/base/ftadvanc.h (FT_Get_Advances): Fix serious typo.
+
+ * src/base/ftobjs.c (FT_Select_Metrics, FT_Request_Metrics): Fix
+ scaling factor for non-scalable fonts.
+
+ * src/cff/cffdrivr.c (cff_get_advances): Use correct advance width
+ value to prevent incorrect scaling.
+
+ * docs/CHANGES: Document it.
+
+2009-02-15 Matt Godbolt <matt@godbolt.org>
+
+ Fix Savannah bug #25588.
+
+ * builds/unix/ftconfig.in (FT_MulFix_arm): Use correct syntax for
+ `orr' instruction.
+
+2009-02-11 Werner Lemberg <wl@gnu.org>
+
+ * src/truetype/ttobjs.c (tt_check_trickyness): Add `DFKaiShu'.
+ Reported by David Bevan <dbevan@emtex.com>.
+
+2009-02-09 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #25495.
+
+ * src/sfnt/sfobjs.c (sfnt_load_face): Test for bitmap strikes before
+ setting metrics and bbox values. This ensures that the check for a
+ font with neither a `glyf' table nor bitmap strikes can be performed
+ early enough to set metrics and bbox values too.
+
+2009-02-04 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #25480.
+
+ * builds/unix/freetype-config.in: For --ftversion, don't use $prefix
+ but $includedir.
+
+2009-01-31 Werner Lemberg <wl@gnu.org>
+
+ Minor docmaker improvements.
+
+ * src/tools/docmaker/content.py (DocBlock::__init__): Ignore empty
+ code blocks.
+
+2009-01-25 Werner Lemberg <wl@gnu.org>
+
+ Fix SCANCTRL handling in TTFs.
+ Problem reported by Alexey Kryukov <anagnost@yandex.ru>.
+
+ * src/truetype/ttinterp.c (Ins_SCANCTRL): Fix threshold handling.
+
+2009-01-23 Werner Lemberg <wl@gnu.org>
+
+ Move FT_Get_FSType_Flags to a separate file.
+ Problem reported by Mickey Gabel <mickey@monfort.co.il>.
+
+ * src/base/ftobjs.c (FT_Get_FSType_Flags): Move to...
+ * src/base/ftfstype.c: This new file.
+
+ * modules.cfg (BASE_EXTENSION): Add ftfstype.c.
+
+ * docs/INSTALL.ANY: Updated.
+
+ * builds/mac/*.txt, builds/amiga/*makefile*,
+ builds/win32/{visualc,visualce}/freetype.*, builds/symbian/*:
+ Updated.
+
+2009-01-22 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * builds/unix/ftsystem.c (FT_Stream_Open): Fix 2 error
+ messages ending without "\n".
+
+2009-01-22 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Fix Savannah bug #25347.
+
+ * src/base/ftobjs.c (open_face_PS_from_sfnt_stream): Rewind
+ the stream to the original position passed to this function,
+ when ft_lookup_PS_in_sfnt_stream() failed.
+ (Mac_Read_sfnt_Resource): Rewind the stream to the head of
+ sfnt resource body, when open_face_PS_from_sfnt_stream()
+ failed.
+
+2009-01-19 Michael Lotz <mmlr@mlotz.ch>
+
+ Fix Savannah bug #25355.
+
+ * include/freetype/config/ftconfig.h (FT_MulFix_i386): Make
+ assembler code work with gcc 2.95.3 (as used by the Haiku project).
+ Add `cc' register to the clobber list.
+
+2009-01-18 Werner Lemberg <wl@gnu.org>
+
+ Protect FT_Get_Next_Char.
+
+ * src/sfnt/ttcmap.c (tt_cmap4_set_range): Apply fix similar to
+ change from 2008-07-22.
+
+ Patch from Ronen Ghoshal <rghoshal@emtex.com>.
+
+2009-01-18 Werner Lemberg <wl@gnu.org>
+
+ Implement FT_Get_Name_Index for SFNT driver.
+
+ * src/sfnt/sfdriver.c (sfnt_get_name_index): New function.
+ (sfnt_service_glyph_dict): Use it.
+
+ Problem reported by Truc Truong <tructv@necsv.com>.
+
+2009-01-18 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/ftstroke.h (FT_Outline_GetInsideBorder): Fix
+ documentation. Problem reported by Truc Truong <tructv@necsv.com>.
+
+ * docs/CHANGES: Updated.
+
+2009-01-14 Werner Lemberg <wl@gnu.org>
+
+ * Version 2.3.8 released.
+ =========================
+
+
+ Tag sources with `VER-2-3-8'.
+
+ * docs/VERSION.DLL: Update documentation and bump version number to
+ 2.3.8.
+
+ * README, Jamfile (RefDoc), builds/win32/visualc/index.html,
+ builds/win32/visualc/freetype.dsp,
+ builds/win32/visualc/freetype.vcproj,
+ builds/win32/visualce/index.html,
+ builds/win32/visualce/freetype.dsp,
+ builds/win32/visualce/freetype.vcproj: s/2.3.7/2.3.8/, s/237/238/.
+
+ * include/freetype/freetype.h (FREETYPE_PATCH): Set to 8.
+
+ * builds/unix/configure.raw (version_info): Set to 9:19:3.
+
+ * docs/release: Updated.
+
+2009-01-14 Werner Lemberg <wl@gnu.org>
+
+ * builds/toplevel.mk (dist): Compress better.
+
+2009-01-13 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftobjs.c (FT_Get_FSType_Flags): Cast for compilation
+ with C++.
+
+2009-01-13 Werner Lemberg <wl@gnu.org>
+
+ Don't use stdlib.h and friends directly.
+ Reported by Mickey Gabel <mickey@monfort.co.il>.
+
+ * src/base/ftdbgmem.c: s/<stdlib.h>/FT_CONFIG_STANDARD_LIBRARY_H/.
+
+ * src/gzip/ftgzip.c, src/lzw/ftlzw.c, src/raster/ftmisc.h:
+ s/<string.h>/FT_CONFIG_STANDARD_LIBRARY_H/.
+
+ * src/autofit/aftypes.h, src/autofit/afhints.c,
+ src/pshinter/pshalgo.c: s/<stdio.h>/FT_CONFIG_STANDARD_LIBRARY_H/
+
+ * src/lzw/ftlzw.c, src/base/ftdbgmem.c: Don't include stdio.h.
+
+2009-01-12 Werner Lemberg <wl@gnu.org>
+
+ Avoid compiler warnings.
+
+ * */*: s/do ; while ( 0 )/do { } while ( 0 )/.
+ Reported by Sean McBride <sean@rogue-research.com>.
+
+2009-01-12 Werner Lemberg <wl@gnu.org>
+
+ Fix stdlib dependencies.
+
+ Problem reported by Mickey Gabel <mickey@monfort.co.il>.
+
+ * include/freetype/config/ftstdlib.h (ft_exit): Removed. Unused.
+
+ * src/autofit/afhints.c, src/base/ftlcdfil.c, src/smooth/ftsmooth.c:
+ s/memcpy/ft_memcpy/.
+ * src/psaux/t1decode.c: s/memset/ft_memset/, s/memcpy/ft_memcpy/.
+
+2009-01-11 Werner Lemberg <wl@gnu.org>
+
+ * docs/formats.txt: Add link to PCF specification.
+
+ * include/freetype/ftbdf.h (FT_Get_BDF_Property): Improve
+ documentation.
+
+2009-01-09 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/base/ftadvanc.c (_ft_face_scale_advances, FT_Get_Advance,
+ FT_Get_Advances): Change the type of load_flags from FT_UInt32 to
+ FT_Int32, to match with the flags for FT_Load_Glyph().
+ * src/cff/cffdrivr.c (cff_get_advances): Ditto.
+ * src/truetype/ttdriver.c (tt_get_advances): Ditto.
+ * include/freetype/ftadvanc.h (FT_Get_Advance, FT_Get_Advances):
+ Ditto.
+ * include/freetype/internal/ftdriver.h (FT_Face_GetAdvancesFunc):
+ Ditto.
+
+2009-01-09 Daniel Zimmermann <netzimme@aol.com>
+
+ * src/gxvalid/gxvmort.c (gxv_mort_feature_validate): Fix wrong
+ length check. From Savannah patch #6682.
+
+2009-01-09 Werner Lemberg <wl@gnu.org>
+
+ Fix problem with T1_FIELD_{NUM,FIXED}_TABLE2.
+
+ * src/psaux/psobjs.c (ps_parser_load_field_table): Don't handle
+ `count_offset' if it is zero (i.e., unused). Otherwise, the first
+ element of the structure which holds the data is erroneously
+ modified. Problem reported by Chi Nguyen <chint@necsv.com>.
+
+2009-01-09 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/base/ftadvanc.c (_ft_face_scale_advances, FT_Get_Advance,
+ FT_Get_Advances): Extend the type of load_flags from FT_UInt to
+ FT_UInt32, to pass 32-bit flags on 16bit platforms.
+ * src/cff/cffdrivr.c (cff_get_advances): Ditto.
+ * src/truetype/ttdriver.c (tt_get_advances): Ditto.
+ * include/freetype/ftadvanc.h (FT_Get_Advance, FT_Get_Advances):
+ Ditto.
+ * include/freetype/internal/ftdriver.h (FT_Face_GetAdvancesFunc):
+ Ditto.
+
+2009-01-09 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/base/ftobjs.c (FT_Done_Library): Issue an error message when
+ FT_Done_Face() cannot free all faces. If the list of the opened
+ faces includes broken face which FT_Done_Face() cannot free,
+ FT_Done_Library() retries FT_Done_Face() and it can fall into
+ an endless loop. See the discussion:
+ http://lists.gnu.org/archive/html/freetype-devel/2008-09/msg00047.html
+ http://lists.gnu.org/archive/html/freetype-devel/2008-10/msg00000.html
+
+2009-01-07 Werner Lemberg <wl@gnu.org>
+
+ * docs/CHANGES: Document new key `a' in ftdiff.
+
+2009-01-06 Werner Lemberg <wl@gnu.org>
+
+ * autogen.sh: Don't use GNUisms while calling sed. Problem reported
+ by Sean McBride.
+
+2009-01-06 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftbitmap.c (FT_Bitmap_Convert): Handle FT_PIXEL_MODE_LCD
+ and FT_PIXEL_MODE_LCD_V. Problem reported by Chi Nguyen
+ <chint@necsv.com>.
+
+2009-01-06 Diego Pettenò <flameeyes@gmail.com>
+
+ * builds/unix/configure.raw: Don't call AC_CANONICAL_BUILD and
+ AC_CANONICAL_TARGET and use $host_os only. A nice explanation for
+ this change can be found at
+ http://blog.flameeyes.eu/s/canonical-target.
+
+ From Savannah patch #6712.
+
+2009-01-06 Sean McBride <sean@rogue-research.com>
+
+ * src/base/ftdbgmem.c (_debug_mem_dummy): Make it static.
+
+ * src/base/ftmac.c: Remove some #undefs.
+
+2008-12-26 Werner Lemberg <wl@gnu.org>
+
+ Set `face_index' field in FT_Face for all font formats.
+
+ * cff/cffobjs.c (cff_face_init), winfonts/winfnt.c (FNT_Face_Init),
+ sfnt/sfobjs.c (sfnt_init_face): Do it.
+
+ * docs/CHANGES: Document it.
+
+2008-12-22 Steve Grubb
+
+ * builds/unix/ftsystem.c (FT_Stream_Open): Reject zero-length files.
+ Patch from Savannah bug #25151.
+
+2008-12-21 Werner Lemberg <wl@gnu.org>
+
+ * src/pfr/pfrdrivr.c, src/winfonts/winfnt.c, src/cache/ftcmanag.c,
+ src/smooth/ftgrays.c, src/base/ftobjc.s, src/sfobjs.c:
+ s/_Err_Bad_Argument/_Err_Invalid_Argument/. The former is for
+ errors in the bytecode interpreter only.
+
+2008-12-21 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftpfr.c (FT_Get_PFR_Metrics): Protect against NULL
+ arguments.
+ Fix return value for non-PFR fonts. Both problems reported by Chi
+ Nguyen <chint@necsv.com>.
+
+2008-12-21 anonymous
+
+ FT_USE_MODULE declares things as:
+
+ extern const FT_Module_Class
+
+ (or similar for C++). However, the actual types of the variables
+ being declared are often different, e.g., FT_Driver_ClassRec or
+ FT_Renderer_Class. (Some are, indeed, FT_Module_Class.)
+
+ This works with most C compilers (since those structs begin with an
+ FT_Module_Class struct), but technically it's undefined behavior.
+
+ To quote the ISO/IEC 9899:TC2 final committee draft, section 6.2.7
+ paragraph 2:
+
+ All declarations that refer to the same object or function shall
+ have compatible type; otherwise, the behavior is undefined.
+
+ (And they are not compatible types.)
+
+ Most C compilers don't reject (or even detect!) code which has this
+ issue, but the GCC LTO development branch compiler does. (It
+ outputs the types of the objects while generating .o files, along
+ with a bunch of other information, then compares them when doing the
+ final link-time code generation pass.)
+
+ Patch from Savannah bug #25133.
+
+ * src/base/ftinit.c (FT_USE_MODULE): Include variable type.
+
+ * builds/amiga/include/freetype/config/ftmodule.h,
+ include/freetype/config/ftmodule.h, */module.mk: Updated to declare
+ pass correct types to FT_USE_MODULE.
+
+2008-12-21 Hongbo Ni <hongbo@njstar.com>
+
+ * src/autofit/aflatin.c (af_latin_hint_edges),
+ src/autofit/aflatin2.c (af_latin2_hint_edges), src/autofit/afcjk.c
+ (af_cjk_hint_edges): Protect against division by zero. This fixes
+ Savannah bug #25124.
+
+2008-12-18 Werner Lemberg <wl@gnu.org>
+
+ * docs/CHANGES: Updated.
+
+2008-12-18 Bevan, David <dbevan@emtex.com>
+
+ Provide API for accessing embedding and subsetting restriction
+ information.
+
+ * include/freetype.h (FT_FSTYPE_INSTALLABLE_EMBEDDING,
+ FT_FSTYPE_RESTRICTED_LICENSE_EMBEDDING,
+ FT_FSTYPE_PREVIEW_AND_PRINT_EMBEDDING, FT_FSTYPE_EDITABLE_EMBEDDING,
+ FT_FSTYPE_NO_SUBSETTING, FT_FSTYPE_BITMAP_EMBEDDING_ONLY): New
+ macros.
+ (FT_Get_FSType_Flags): New function declaration.
+
+ * src/base/ftobjs.c (FT_Get_FSType_Flags): New function.
+
+ * src/cid/cidtoken.h, src/type1/t1tokens.h, src/type42/t42parse.c
+ (t42_keywords): Handle `FSType'.
+
+ * include/freetype/t1tables.h (PS_FontInfoRec): Add `fs_type' field.
+
+2008-12-17 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftsynth.c (FT_GlyphSlot_Embolden): Don't use internal
+ macros so that copying the source code into an application works
+ out of the box.
+
+2008-12-17 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/ftsynth.h, src/base/ftsynth.c: Move
+ FT_GlyphSlot_Own_Bitmap to...
+ * include/freetype/ftbitmap.h, src/base/ftbitmap.c: These files.
+
+ * docs/CHANGES: Document it.
+
+2008-12-10 Werner Lemberg <wl@gnu.org>
+
+ Generalize the concept of `tricky' fonts by introducing
+ FT_FACE_FLAG_TRICKY to indicate that the font format's hinting
+ engine is necessary for correct rendering.
+
+ At the same time, slightly modify the behaviour of tricky fonts:
+ FT_LOAD_NO_HINTING is now ignored. To really force raw loading
+ of tricky fonts (without hinting), both FT_LOAD_NO_HINTING and
+ FT_LOAD_NO_AUTOHINT must be used.
+
+ Finally, tricky TrueType fonts always use the bytecode interpreter
+ even if the patented code is used.
+
+ * include/freetype/freetype.h (FT_FACE_FLAG_TRICKY, FT_IS_TRICKY):
+ New macros.
+
+ * src/truetype/ttdriver.c (Load_Glyph): Handle new load flags
+ semantics as described above.
+
+ * src/truetype/ttobjs.c (tt_check_trickyness): New function, using
+ code of ...
+ (tt_face_init): This function, now simplified and updated to new
+ semantics.
+
+ * src/base/ftobjs.c (FT_Load_Glyph): Don't use autohinter for tricky
+ fonts.
+
+ * docs/CHANGES: Document it.
+
+2008-12-09 Werner Lemberg <wl@gnu.org>
+
+ Really fix Savannah bug #25010: An SFNT font with neither outlines
+ nor bitmaps can be considered as containing space `glyphs' only.
+
+ * src/truetype/ttpload.c (tt_face_load_loca): Handle the case where
+ a `glyf' table is missing.
+
+ * src/truetype/ttgload.c (load_truetype_glyph): Abort if we have no
+ `glyf' table but a non-zero `loca' entry.
+ (tt_loader_init): Handle missing `glyf' table.
+
+ * src/base/ftobjs.c (FT_Load_Glyph): Undo change 2008-12-05.
+
+ * src/sfnt/sfobjs.c (sfnt_load_face): A font with neither outlines
+ nor bitmaps is scalable.
+
+2008-12-05 Werner Lemberg <wl@nu.org>
+
+ * src/autofit/aflatin.c (af_latin_uniranges): Add more ranges. This
+ fixes Savannah bug #21190 which also provides a basic patch.
+
+2008-12-05 Werner Lemberg <wl@nu.org>
+
+ * include/freetype/freetype.h (FT_LOAD_ADVANCE_ONLY): Use value
+ 0x100 instead of 0x10000; the latter value is already occupied by
+ FT_LOAD_TARGET_LIGHT. Bug reported by James Cloos.
+
+
+ Handle SFNT with neither outlines nor bitmaps. This fixes Savannah
+ bug #25010.
+
+ * src/base/ftobjs.c (FT_Load_Glyph): Reject fonts with neither
+ outlines nor bitmaps.
+
+ * src/sfnt/sfobjs.c (sfnt_load_face): Don't return an error if there
+ is no table with glyphs.
+
+
+ * src/sfnt/ttload.c (tt_face_lookup_table): Improve debugging
+ message.
+
+2008-12-01 Werner Lemberg <wl@gnu.org>
+
+ GDEF tables need `glyph_count' too for validation. Problem reported
+ by Chi Nguyen <chint@necsv.com>.
+
+ * src/otvalid/otvgdef.c (otv_GDEF_validate), src/otvalid/otvalid.h
+ (otv_GDEF_validate), src/otvalid/otvmod.c (otv_validate): Pass
+ `glyph_count'.
+
+2008-11-29 Werner Lemberg <wl@gnu.org>
+
+ * src/autofit/afcjk.c, src/base/ftoutln.c, src/base/ftrfork.c,
+ src/bdf/bdfdrivr.c, src/gxvalid/gxvmorx.c, src/otvalid/otvmath.c,
+ src/pcf/pcfdrivr.c, src/psnames/pstables.h, src/smooth/ftgrays.c,
+ src/tools/glnames.py, src/truetype/ttinterp.c, src/type1/t1load.c,
+ src/type42/t42objs.c, src/winfonts/winfnt.c: Fix compiler warnings
+ (Atari PureC).
+
+2008-11-29 James Cloos <cloos@jhcloos.com>
+
+ * src/type/t1load.c (mm_axis_unmap): Revert previous patch and fix
+ it correctly by using FT_INT_TO_FIXED (FreeType expects 16.16 values
+ in the /BlendDesignMap space).
+
+2008-11-29 James Cloos <cloos@jhcloos.com>
+
+ * src/type1/t1load.c (mm_axis_unmap): `blend_points' is FT_Fixed*,
+ whereas `design_points' is FT_Long*. Therefore, return blend rather
+ than design points.
+
+2008-11-27 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cffparse.c (cff_parse_real): Handle more than nine
+ significant digits correctly. This fixes Savannah bug #24953.
+
+2008-11-25 Daniel Zimmermann <netzimme@aol.com>
+
+ * src/base/ftstream.c (FT_Stream_ReadFields): Don't access stream
+ before the NULL check. From Savannah patch #6681.
+
+2008-11-24 Werner Lemberg <wl@gnu.org>
+
+ Fixes from the gnuwin32 port.
+
+ * src/base/ftlcdfil.c: s/EXPORT/EXPORT_DEF/.
+
+ * src/base/ftotval.c: Include FT_OPENTYPE_VALIDATE_H.
+
+ * src/psaux/psobjs.c (ps_table_add): Check `length'.
+
+2008-11-15 Werner Lemberg <wl@gnu.org>
+
+ * src/truetype/ttinterp.c (tt_default_graphics_state): The default
+ value for `scan_type' is zero, as confirmed by Greg Hitchcock from
+ Microsoft. Problem reported by Michal Nowakowski
+ <miszka@limes.com.pl>.
+
+2008-11-12 Tor Andersson <tor.andersson@gmail.com>
+
+ * src/cff/cffdrivr.c (cff_get_cmap_info): Initialize `format' field.
+ This fixes Savannah bug #24819.
+
+2008-11-08 Werner Lemberg <wl@gnu.org>
+
+ * src/sfnt/sfobjs.c (sfnt_load_face): Remove #if 0/#endif guards
+ since OpenType version 1.5 has been released.
+
+ * include/ttnameid.h (TT_NAME_ID_WWS_FAMILY,
+ TT_NAME_ID_WWS_SUBFAMILY): New macros for OpenType 1.5.
+ (TT_URC_COPTIC, TT_URC_VAI, TT_URC_NKO, TT_URC_BALINESE,
+ TT_URC_PHAGSPA, TT_URC_NON_PLANE_0, TT_URC_PHOENICIAN,
+ TT_URC_TAI_LE, TT_URC_NEW_TAI_LUE, TT_URC_BUGINESE,
+ TT_URC_GLAGOLITIC, TT_URC_YIJING, TT_URC_SYLOTI_NAGRI,
+ TT_URC_LINEAR_B, TT_URC_ANCIENT_GREEK_NUMBERS, TT_URC_UGARITIC,
+ TT_URC_OLD_PERSIAN, TT_URC_SHAVIAN, TT_URC_OSMANYA,
+ TT_URC_CYPRIOT_SYLLABARY, TT_URC_KHAROSHTHI, TT_URC_TAI_XUAN_JING,
+ TT_URC_CUNEIFORM, TT_URC_COUNTING_ROD_NUMERALS, TT_URC_SUNDANESE,
+ TT_URC_LEPCHA, TT_URC_OL_CHIKI, TT_URC_SAURASHTRA, TT_URC_KAYAH_LI,
+ TT_URC_REJANG, TT_URC_CHAM, TT_URC_ANCIENT_SYMBOLS,
+ TT_URC_PHAISTOS_DISC, TT_URC_OLD_ANATOLIAN, TT_URC_GAME_TILES): New
+ macros for OpenType 1.5.
+
+2008-11-08 Wenlin Institute <wenlin@wenlin.com>
+
+ * src/base/ftobjs.c (ft_glyphslot_free_bitmap): Protect against
+ slot->internal == NULL. Reported by Graham Asher.
+
+2008-11-08 Werner Lemberg <wl@gnu.org>
+
+ * src/sfnt/sfobjs.c (tt_face_get_name): Modified to return an error
+ code so that memory allocation problems can be distinguished from
+ missing table entries. Reported by Graham Asher.
+ (GET_NAME): New macro.
+ (sfnt_load_face): Use it.
+
+2008-11-05 Werner Lemberg <wl@gnu.org>
+
+ * devel/ftoption.h, include/freetype/config/ftoption.h
+ [TT_CONFIG_OPTION_BYTECODE_INTERPRETER]: Undefine
+ TT_CONFIG_OPTION_UNPATENTED_HINTING. This fixes the return value of
+ `FT_Get_TrueType_Engine_Type' (and makes it work as documented).
+ Reported in bug #441638 of bugzilla.novell.com.
+
+ * docs/CHANGES: Document it.
+
+2008-11-03 Werner Lemberg <wl@gnu.org>
+
+ * src/type1/t1load.c (parse_subrs): Use an endless loop. There are
+ fonts (like HELVI.PFB version 003.001, used on OS/2) which define
+ some `subrs' elements more than once. Problem reported by Peter
+ Weilbacher <mozilla@weilbacher.org>.
+
+2008-10-15 Graham Asher <graham.asher@btinternet.com>
+
+ * src/sfnt/ttpost.c (tt_post_default_names): Add `const'.
+
+2008-10-15 David Turner <david@freetype.org>
+
+ * src/truetype/ttgxvar.c (TT_Set_MM_Blend): Disambiguate for
+ meddlesome compilers' warning against `for ( ...; ...; ...) ;'.
+
+2008-10-14 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cffobjs.c (cff_face_init): Remove compiler warning.
+ Suggested by Bram Tassyns in Savannah patch #6651.
+
+2008-10-12 Graham Asher <graham.asher@btinternet.com>
+
+ * src/sfnt/sfobjs.c (sfnt_load_face): Fix computation of
+ `underline_position'.
+
+2008-10-12 Werner Lemberg <wl@gnu.org>
+
+ * docs/CHANGES: Updated.
+
+2008-10-09 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Fix Savannah bug #24468.
+
+ According to include/freetype/internal/ftobjs.h, the appropriate
+ type to interchange single character codepoint is FT_UInt32. It
+ should be distinguished from FT_UInt which can be 16bit integer.
+
+ * src/sfnt/ttcmap.c (tt_cmap4_char_map_linear): Change the type
+ of the second argument `pcharcode' from FT_UInt* to FT_UInt32*.
+ (tt_cmap4_char_map_binary): Ditto.
+ (tt_cmap14_get_nondef_chars): Change the type of return value
+ from FT_UInt* to FT_UInt32*.
+
+2008-10-08 John Tytgat <John.Tytgat@esko.com>
+
+ Fix Savannah bug #24485.
+
+ * src/type1/t1load.c (parse_charstrings): Assure that we always have
+ a .notdef glyph.
+
+2008-10-05 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/base/ftmac.c: Include FT_TRUETYPE_TAGS_H for multi build.
+ * builds/mac/ftmac.c: Ditto.
+
+2008-10-05 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * include/freetype/tttags.h (TTAG_TYP1, TTAG_typ1): Fix definitions.
+ * src/base/ftobjs.c: Include FT_TRUETYPE_TAGS_H.
+
+2008-10-05 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/sfnt/sfobjs.c (sfnt_open_font): Allow `typ1' version tag in
+ the beginning of sfnt container.
+ * src/sfnt/ttload.c (check_table_dir): Return
+ `SFNT_Err_Table_Missing' when sfnt table directory structure is
+ correct but essential tables for TrueType fonts (`head', `bhed' or
+ `SING') are missing. Other errors are returned by
+ SFNT_Err_Unknown_File_Format.
+
+ * src/base/ftobjs.c (FT_Open_Face): When TrueType driver returns
+ `FT_Err_Table_Missing', try `open_face_PS_from_sfnt_stream'. It is
+ enabled only when old mac font support is configured.
+
+2008-10-04 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * include/freetype/tttags.h (TTAG_CID, TTAG_FOND, TTAG_LWFN,
+ TTAG_POST, TTAG_sfnt, TTAG_TYP1, TTAG_typ1): New tags to simplify
+ the repeated calculations of these values in ftobjs.c and ftmac.c.
+ * src/base/ftobjs.c: Replace all FT_MAKE_TAG by new tags.
+ * src/base/ftmac.c: Ditto.
+ * builds/mac/ftmac.c: Ditto.
+
+2008-10-04 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/base/ftobjs.c (ft_lookup_PS_in_sfnt_stream): Remove wrong
+ initialization of *is_sfnt_cid.
+
+2008-10-04 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftobjs.c (open_face_PS_from_sfnt_stream): Remove compiler
+ warnings.
+
+2008-10-04 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/base/ftobjs.c (ft_lookup_PS_in_sfnt): Replaced by...
+ (ft_lookup_PS_in_sfnt_stream): This.
+ (open_face_PS_from_sfnt_stream): New function. It checks whether
+ the stream is sfnt-wrapped Type1 PS font or sfnt-wrapped CID-keyed
+ font, then try to open a face for given face_index.
+ (Mac_Read_sfnt_Resource): Replace the combination of
+ `ft_lookup_PS_in_sfnt' and `open_face_from_buffer' by
+ `open_face_PS_from_sfnt_stream'.
+ * src/base/ftmac.c (FT_New_Face_From_SFNT): Ditto.
+ * builds/mac/ftmac.c (FT_New_Face_From_SFNT): Ditto.
+ * src/base/ftbase.h: Remove `ft_lookup_PS_in_sfnt' and add
+ `open_face_PS_from_sfnt_stream'.
+
+2008-10-03 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/base/ftobjs.c (ft_lookup_PS_in_sfnt): Set *is_sfnt_cid to
+ FALSE if neither `CID ' nor `TYP1' is found in the sfnt container.
+
+2008-10-03 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * include/freetype/config/ftconfig.h: Define FT_MACINTOSH when SC or
+ MrC compiler of MPW is used. These compilers do not define the
+ macro __APPLE__ by themselves.
+ * builds/unix/ftconfig.in: Ditto.
+ * builds/vms/ftconfig.h: Ditto.
+ * src/base/ftbase.c: Use FT_MACINTOSH instead of __APPLE__, to
+ include ftmac.c if FreeType 2 is built by MPW.
+ * src/base/ftobjs.c: Use FT_MACINTOSH instead of __APPLE__, to
+ enable shared functions for ftmac.c if FreeType 2 is built by MPW.
+
+ * builds/mac/ftmac.c: Include ftbase.h.
+ (memory_stream_close): Removed.
+ (new_memory_stream): Ditto.
+ (open_face_from_buffer): Removed. Use the implementation in
+ ftobjs.c.
+ (ft_lookup_PS_in_sfnt): Ditto.
+
+ * builds/mac/FreeType.m68k_far.make.txt: Build ftmac.c as an
+ included part of ftbase.c, to share the functions in ftobjs.c. The
+ rule compiling ftmac.c separately is removed and the rule copying
+ ftbase.c from src/base/ftbase.c to builds/mac/ftbase.c is added.
+ * builds/mac/FreeType.m68k_cfm.make.txt: Ditto.
+ * builds/mac/FreeType.ppc_classic.make.txt: Ditto.
+ * builds/mac/FreeType.ppc_carbon.make.txt: Ditto.
+
+2008-10-02 Bram Tassyns <bramt@enfocus.be>
+
+ * src/cff/cffgload.c (cff_slot_load): Map CID 0 to GID 0. This
+ fixes Savannah bug #24430.
+
+2008-10-02 Werner Lemberg <wl@gnu.org>
+
+ * builds/freetype.mk (BASE_H): Rename to...
+ (INTERNAL_H): This.
+ (FREETYPE_H): Updated.
+ * src/base/rules.mk: (BASE_OBJ_S, OBJ_DIR/%.$O): Add BASE_H.
+ * src/bdf/rules.mk (BDF_DRV_H): Add bdferror.h.
+ * src/cache/rules.mk (CACHE_DRV_H): Add ftccache.h and ftcsbits.h.
+ * src/pcf/rules.mk (PCF_DRV_H): Add pcfread.h.
+ * src/raster/rules.mk (RASTER_DRV_H): Add ftmisc.h.
+ * src/type42/rules.mk (T42_DRV_H): Add t42types.h.
+
+2008-10-02 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/base/ftbase.h: New file to declare the private utility
+ functions shared by the sources of base modules. Currently,
+ `ft_lookup_PS_in_sfnt' and `open_face_from_buffer' are declared to
+ share between ftobjs.c and ftmac.c.
+
+ * src/base/rule.mk: Add ftbase.h.
+
+ * src/base/ftobjs.c: Include ftbase.h.
+ (memory_stream_close): Build on any platform when old MacOS font
+ support is enabled.
+ (new_memory_stream): Ditto.
+ (open_face_from_buffer): Build on any platform when old MacOS font
+ support is enabled. The counting of the face in a font file is
+ slightly different between Carbon-dependent parser and Carbon-free
+ parser. They are merged with the platform-specific conditional.
+ (ft_lookup_PS_in_sfnt): Ditto.
+
+ * src/base/ftmac.c: Include ftbase.h.
+ (memory_stream_close): Removed.
+ (new_memory_stream): Ditto.
+ (open_face_from_buffer): Removed. Use the implementation in
+ ftobjs.c.
+ (ft_lookup_PS_in_sfnt): Ditto.
+
+2008-10-02 Werner Lemberg <wl@gnu.org>
+
+ * src/sfnt/sfobjs.c (sfnt_load_face): `psnames_error' is only needed
+ if TT_CONFIG_OPTION_POSTSCRIPT_NAMES is defined.
+
+2008-10-01 Werner Lemberg <wl@gnu.org>
+
+ * src/truetype/ttobjs.c (tt_face_done), src/cff/cffobjs.c
+ (cff_face_done), src/pfr/pfrobjs.c (pfr_face_done),
+ src/pcf/pcfdrivr.c (PCF_Face_Done), src/cid/cidobjs.c
+ (cid_face_done), src/bdf/bdfdrivr. (BDF_Face_Done),
+ src/sfnt/sfobjs.c (sfnt_face_done): Protect against face == 0.
+ Reported by Graham Asher.
+
+2008-09-30 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/base/rules.mk: Add conditional source to BASE_SRC, for `make
+ multi' on Mac OS X. If the macro $(ftmac_c) is defined,
+ $(BASE_DIR)/$(ftmac_c) is added to BASE_SRC. In a normal build, the
+ lack of ftmac.c in BASE_SRC is not serious because ftbase.c includes
+ ftmac.c.
+ * builds/unix/unix-def.in: Add a macro definition of $(ftmac_c).
+ * builds/unix/configure.raw: Add procedure to set up appropriate
+ value of $(ftmac_c) with the consideration of the availability of
+ Carbon framework.
+
+2008-09-30 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/base/Jamfile: Add target for multi build by jam on Mac OS X.
+ * src/base/ftobjs.c (FT_New_Face): Fix the condition to include this
+ function for MPW building. It is synchronized the condition to
+ include ftmac.c source into ftbase.c.
+
+2008-09-22 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cffgload.c (CFF_Operator, cff_argument_counts,
+ cff_decoder_parse_charstrings): Handle (invalid)
+ `callothersubr' and `pop' instructions.
+
+2008-09-22 John Tytgat <John.Tytgat@esko.com>
+
+ Fix Savannah bug #24307.
+
+ * include/freetype/internal/t1types.h (CID_FaceRec),
+ src/type42/t42types.h (T42_FaceRec): Comment out `afm_data'.
+
+2008-09-21 Werner Lemberg <wl@gnu.org>
+
+ * src/smooth/ftgrays.c (gray_raster_render): Don't dereference
+ `target_map' if FT_RASTER_FLAG_DIRECT is set. Problem reported by
+ Stephan T. Lavavej <stl@nuwen.net>.
+
+2008-09-21 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/otvalid/Jamfile: Add missing target `otvmath' for multi build
+ by jam.
+ * src/sfnt/Jamfile: Add missing target `ttmtx' for multi build by
+ jam.
+
+2008-09-20 Werner Lemberg <wl@gnu.org>
+
+ * src/smooth/ftgrays.c (gray_find_cell): Fix threshold. The values
+ passed to this function are already `normalized'. Problem reported
+ by Stephan T. Lavavej <stl@nuwen.net>.
+
+ * docs/CHANGES: Document it.
+
+2008-09-20 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftoutln.c: Include FT_INTERNAL_DEBUG_H.
+ (FT_Outline_Decompose): Decorate with tracing messages.
+
+ * src/smooth/ftgrays.c [DEBUG_GRAYS]: Replace with
+ FT_DEBUG_LEVEL_TRACE.
+ [_STANDALONE_ && FT_DEBUG_LEVEL_TRACE]: Include stdio.h and
+ stdarg.h.
+
+ (FT_TRACE) [_STANDALONE_]: Remove.
+ (FT_Message) [_STANDALONE_ && FT_DEBUG_LEVEL_TRACE]: New function.
+ (FT_TRACE5, FT_TRACE7) [_STANDALONE_]: New macros.
+ (FT_ERROR) [_STANDALONE_]: Updated.
+
+ (gray_hline) [FT_DEBUG_LEVEL_TRACE]: Fix condition.
+ Use FT_TRACE7.
+ (gray_dump_cells): Make it `static void'.
+ (gray_convert_glyph): Use FT_TRACE7.
+
+ (FT_Outline_Decompose) [_STANDALONE_]: Synchronize with version in
+ ftoutln.c.
+
+ * src/base/ftadvanc.c (FT_Get_Advance, FT_Get_Advances): Use
+ FT_ERROR_BASE.
+
+ * docs/formats.txt: Updated.
+
+2008-09-19 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/base/ftmac.c: Import sfnt-wrapped Type1 and sfnt-wrapped
+ CID-keyed font support.
+ * builds/mac/ftmac.c: Ditto.
+
+2008-09-19 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/base/ftobjs.c (Mac_Read_sfnt_Resource): Fix double free bug in
+ sfnt-wrapped Type1 and sfnt-wrapped CID-keyed font support code.
+ `open_face_from_buffer' frees the passed buffer if it cannot open a
+ face from the buffer, so the caller must not free it.
+
+2008-09-19 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/base/ftobjs.c (Mac_Read_sfnt_Resource): Add initial support
+ for sfnt-wrapped Type1 and sfnt-wrapped CID-keyed font.
+ (ft_lookup_PS_in_sfnt): New function to look up `TYP1' or `CID '
+ table in sfnt table directory. It is used before loading TrueType
+ font driver.
+
+ * docs/CHANGES: Add note about the current status of sfnt-wrapped
+ Type1 and sfnt-wrapped CID-keyed font support.
+
+2008-09-18 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftsystem.c (FT_Done_Memory): Use ft_sfree directly for
+ orthogonality (ft_free and ft_sfree could belong to different memory
+ pools). This fixes Savannah bug #24297.
+
+2008-09-18 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/cff/cffobjs.c (cff_face_init): Use TTAG_OTTO defined
+ in ttags.h instead of numerical value 0x4F54544FL.
+
+2008-09-16 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cffgload.h, src/cff/cffgload.c
+ (cff_decoder_set_width_only): Eliminate function call.
+
+2008-09-15 George Williams <gww@silcom.com>
+
+ Fix Savannah bug #24179, reported by Bram Tassyns.
+
+ * src/type1/t1load.c (mm_axis_unmap, T1_Get_MM_Var): Fix computation
+ of default values.
+
+2008-09-15 Werner Lemberg <wl@gnu.org>
+
+ * src/tools/glnames.py (main): Surround `ft_get_adobe_glyph_index'
+ and `ft_adobe_glyph_list' with FT_CONFIG_OPTION_ADOBE_GLYPH_LIST to
+ prevent unconditional definition. This fixes Savannah bug #24241.
+
+ * src/psnames/pstables.h: Regenerated.
+
+2008-09-13 Werner Lemberg <wl@gnu.org>
+
+ * autogen.sh, builds/unix/configure.raw,
+ include/freetype/config/ftconfig.h, builds/unix/ftconfig.in: Minor
+ beautifying.
+
+ * include/freetype/ftadvanc.h, include/freetype/ftgasp.h,
+ include/freetype/ftlcdfil.h: Protect against FreeType 1.
+ Some other minor fixes.
+
+ * devel/ftoption.h: Synchronize with
+ include/freetype/config/ftoption.h.
+
+2008-09-11 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftbase.c: Include ftadvanc.c.
+
+2008-09-11 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * builds/unix/ftconfig.in: Duplicate the cpp computation of
+ FT_SIZEOF_{INT|LONG} from include/freetype/config/ftconfig.h.
+ (FT_USE_AUTOCONF_SIZEOF_TYPES): New macro. If defined, the cpp
+ computation is disabled and the statically configured sizes are
+ used. This fixes Savannah bug #21250.
+
+ * builds/unix/configure.raw: Add the checks to compare the cpp
+ computation results of the bit length of int and long versus the
+ sizes detected by running `configure'. If the results are
+ different, FT_USE_AUTOCONF_SIZEOF_TYPES is defined to prioritize the
+ results.
+ New option --{enable|disable}-biarch-config is added to define or
+ undefine FT_USE_AUTOCONF_SIZEOF_TYPES manually.
+
+2008-09-05 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * builds/unix/configure.raw: Clear FT2_EXTRA_LIBS when Carbon or
+ ApplicationService framework is missing. Although this value is not
+ used in building of FreeType2, it is written in `freetype2.pc' and
+ `freetype-config'.
+
+2008-09-01 david turner <david@freetype.org>
+
+ * src/cache/ftccmap.c (FTC_CMapCache_Lookup): Accept a negative cmap
+ index to mean `use default cached FT_Face's charmap'. This fixes
+ Savannah bug #22625.
+ * include/freetype/ftcache.h: Document it.
+
+
+ Make FT_MulFix an inlined function. This is done to speed up
+ FreeType a little (on x86 3% when loading+hinting, 10% when
+ rendering, ARM savings are more important though). Disable this by
+ undefining FT_CONFIG_OPTION_INLINE_MULFIX.
+
+ Use of assembler code can now be controlled with
+ FT_CONFIG_OPTION_NO_ASSEMBLER.
+
+ * include/freetype/config/ftconfig.h, builds/unix/ftconfig.in
+ [!FT_CONFIG_OPTION_NO_ASSEMBLER] (FT_MulFix_arm): New assembler
+ implementation.
+ [!FT_CONFIG_OPTION_NO_ASSEMBLER] (FT_MulFix_i386): Assembler
+ implementation taken from `ftcalc.c'.
+ [!FT_CONFIG_OPTION_NO_ASSEMBLER] (FT_MULFIX_ASSEMBLER): New macro
+ which is defined to the platform-specific assembler implementation
+ of FT_MulFix.
+ [FT_CONFIG_OPTION_INLINE_MULFIX && FT_MULFIX_ASSEMBLER]
+ (FT_MULFIX_INLINED): New macro.
+
+ * include/freetype/config/ftoption.h (FT_CONFIG_OPTION_NO_ASSEMBLER,
+ FT_CONFIG_OPTION_INLINE_MULFIX): New macros.
+
+ * include/freetype/freetype.h: Updated to handle FT_MULFIX_INLINED.
+
+ * src/base/ftcalc.c: Updated to use FT_MULFIX_ASSEMBLER and
+ FT_MULFIX_INLINED.
+
+
+ Add a new header named FT_ADVANCES_H declaring some new APIs to
+ extract the advances of one or more glyphs without necessarily
+ loading their outlines. Also provide `fast loaders' for the
+ TrueType, Type1, and CFF font drivers (more to come later).
+
+ * src/base/ftadvanc.c, include/freetype/ftadvanc.h: New files.
+
+ * include/freetype/config/ftheader.h (FT_ADVANCES_H): New macro.
+ * include/freetype/freetype.h (FT_LOAD_ADVANCE_ONLY): New macro.
+
+ * include/freetype/internal/ftdriver.h (FT_Face_GetAdvancesFunc):
+ `flags' and `advances' are now of type `FT_UInt' and `FT_Fixed',
+ respectively.
+
+ * src/base/Jamfile (_sources), src/base/rules.mk (BASE_SRC): Add
+ ftadvanc.c.
+
+ * src/cff/cffdrivr.c (cff_get_advances): New function.
+ (cff_driver_class): Register it.
+
+ * src/cff/cffgload.c (cff_decoder_set_width_only): New function.
+ (cff_decoder_parse_charstrings): Handle `width_only'.
+ (cff_slot_load): Handle FT_LOAD_ADVANCE_ONLY.
+
+ * src/cff/cffgload.h (cff_decoder): New element `width_only'.
+ (cff_decoder_set_width_only): New declaration.
+
+ * src/truetype/ttdriver.c (tt_get_advances): New function.
+ (tt_driver_class): Register it.
+
+ * src/truetype/ttgload.c (Get_HMetrics, Get_VMetrics): Renamed to...
+ (TT_Get_HMetrics, TT_Get_VMetrics): This.
+ Update callers.
+ * src/truetype/ttgload.h: Declare them.
+
+ * src/type1/t1gload.h, src/type1/t1gload.c (T1_Get_Advances): New
+ function.
+ * src/type1/t1driver.c (t1_driver_class): Register T1_Get_Advances.
+
+
+ Add checks for minimum version of the `autotools' stuff.
+
+ * autogen.sh: Implement it.
+ (get_major_version, get_minor_version, get_patch_version,
+ compare_to_minimum_version, check_tool_version): New auxiliary
+ functions.
+
+ * README.CVS: Document it.
+
+2008-08-29 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/sfnt/sfobjs.c (sfnt_open_font): Use TTAG_OTTO defined in
+ ttags.h instead of FT_MAKE_TAG( 'O', 'T', 'T', 'O' ).
+
+2008-08-28 Werner Lemberg <wl@gnu.org>
+
+ * src/type1/t1load.c (parse_encoding): Protect against infinite
+ loop. This fixes Savannah bug #24150 (where a patch has been posted
+ too).
+
+2008-08-23 Werner Lemberg <wl@gnu.org>
+
+ * src/type/t1afm.c (compare_kern_pairs), src/pxaux/afmparse.c
+ (afm_compare_kern_pairs): Fix comparison. This fixes Savannah bug
+ #24119.
+
+2008-08-19 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/base/ftobjs.c (FT_Stream_New): Initialize *astream always,
+ even if passed library or arguments are invalid. This fixes a bug
+ that an uninitialized stream is freed when an invalid library handle
+ is passed. Originally proposed by Mike Fabian, 2008/08/18 on
+ freetype-devel.
+ (FT_Open_Face): Ditto (stream).
+ (load_face_in_embedded_rfork): Ditto (stream2).
+
+2008-08-18 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/base/ftmac.c: Add a fallback to guess the availability of the
+ `ResourceIndex' type. It is used when built without configure
+ (e.g., a build with Jam).
+ * builds/mac/ftmac.c: Ditto.
+ * builds/unix/configure.raw: Set HAVE_TYPE_RESOURCE_INDEX to 1 or 0
+ explicitly, even if `ResourceIndex' is unavailable.
+
+2008-08-18 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * builds/unix/configure.raw: In checking of Mac OS X features,
+ all-in-one header file `Carbon.h' is replaced by the minimum
+ header file `CoreServices.h', similar to current src/base/ftmac.c.
+
+2008-08-18 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/sfnt/ttcmap.c (tt_cmap2_validate): Skip the validation of
+ sub-header when its code_count is 0. Many Japanese Dynalab fonts
+ include such an empty sub-header (code_count == 0, first_code == 0
+ delta == 0, but offset != 0) as the second sub-header in SJIS cmap.
+
+2008-08-04 Werner Lemberg <wl@gnu.org>
+
+ * src/type1/t1tokens.h: Handle `ForceBold' keyword. This fixes
+ Savannah bug #23995.
+
+ * src/cid/cidload.c (parse_expansion_factor): New callback function.
+ (cid_field_records): Use it for `ExpansionFactor'.
+ * src/cod/cidtoken.h: Handle `ForceBold' keyword.
+ Don't handle `ExpansionFactor'.
+
+2008-08-04 Bram Tassyns <bramt@enfocus.be>
+
+ * src/cff/cffparse.c (cff_parse_fixed_scaled): Fix thinko which
+ resulted in incorrect scaling. This fixes Savannah bug #23973.
+
+2008-08-04 Werner Lemberg <wl@gnu.org>
+
+ Be more tolerant w.r.t. invalid entries in SFNT table directory.
+
+ * src/sfnt/ttload.c (check_table_dir): Ignore invalid entries and
+ adjust table count.
+ Add more trace messages.
+ (tt_face_load_font_dir): Updated.
+
+2008-07-30 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cffgload.c (cff_decoder_parse_charstrings): No longer
+ assume that the first argument on the stack is the bottom-most
+ element. Two reasons:
+
+ o According to people from Adobe it is missing in the Type 2
+ specification that pushing of additional, superfluous arguments
+ on the stack is prohibited.
+
+ o Acroread in general handles fonts differently, namely by popping
+ the number of arguments needed for a particular operand (as a PS
+ interpreter would do). In case of buggy fonts this causes a
+ different interpretation which of the elements on the stack are
+ superfluous and which not.
+
+ Since there are CFF subfonts (embedded in PDFs) which rely on
+ Acroread's behaviour, FreeType now does the same.
+
+2008-07-27 Werner Lemberg <wl@gnu.org>
+
+ Add extra mappings for `Tcommaaccent' and `tcommaaccent'. This
+ fixes Savannah bug #23940.
+
+ * src/psnames/psmodule.c (WGL_EXTRA_LIST_SIZE): Rename to...
+ (EXTRA_GLYPH_LIST_SIZE): This.
+ Increase by 2.
+ (ft_wgl_extra_unicodes): Rename to...
+ (ft_extra_glyph_unicodes): This.
+ Add two code values.
+ (ft_wgl_extra_glyph_names): Rename to...
+ (ft_extra_glyph_names): This.
+ Add two glyphs.
+ (ft_wgl_extra_glyph_name_offsets): Rename to...
+ (ft_extra_glyph_name_offsets): This.
+ Add two offsets.
+
+ (ps_check_wgl_name, ps_check_wgl_unicode): Rename to...
+ (ps_check_extra_glyph_name, ps_check_extra_glyph_unicode): This.
+ Updated.
+ (ps_unicodes_init): Updated.
+
+2008-07-26 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cffgload.c (cff_decoder_prepare,
+ cff_decoder_parse_charstrings): Improve debug output.
+
+2008-07-22 Martin McBride <mmcbride@emtex.com>
+
+ * src/sfnt/ttcmap.c (tt_cmap4_validate, tt_cmap4_char_map_linear,
+ tt_cmap4_char_map_binary): Handle fonts which treat the last segment
+ specially. According to the specification, such fonts would be
+ invalid but acroread accepts them.
+
+2008-07-16 Jon Foster <Jon.Foster@cabot.co.uk>
+
+ * src/pfr/pfrdrivr.c (pfr_get_advance): Fix off-by-one error.
+
+ * src/base/ftcalc.c (FT_MulFix): Fix portability issue.
+
+ * src/sfnt/ttpost.c (MAC_NAME) [!FT_CONFIG_OPTION_POSTSCRIPT_NAMES]:
+ Fix compiler warning.
+
+2008-07-16 Werner Lemberg <wl@gnu.org>
+
+ Handle CID-keyed fonts wrapped in an SFNT (with cmaps) correctly.
+
+ * src/cff/cffload.c (cff_font_load): Pass `pure_cff'.
+ Invert sids table only if `pure_cff' is set.
+ * src/cff/cffload.h: Udpated.
+
+ * src/cff/cffobjs.c (cff_face_init): Updated.
+ Set FT_FACE_FLAG_CID_KEYED only if pure_cff is set.
+
+ * docs/CHANGES: Updated.
+
+2008-07-09 Werner Lemberg <wl@gnu.org>
+
+ * src/truetype/ttpload.c (tt_face_load_loca): Handle buggy fonts
+ where num_locations < num_glyphs. Problem reported by Ding Li.
+
+2008-07-05 Werner Lemberg <wl@gnu.org>
+
+ Since FreeType uses `$(value ...)', we now need GNU make 3.80 or
+ newer. This fixes Savannah bug #23648.
+
+ * configure: zsh doesn't like ${1+"$@"}.
+ Update needed GNU make version.
+ * builds/toplevel.mk: Check for `$(eval ...)'.
+ * docs/INSTALL.GNU, docs/INSTALL.CROSS, docs/INSTALL.UNIX: Document
+ it.
+
+2008-07-04 Werner Lemberg <wl@gnu.org>
+
+ * src/raster/ftraster.c (Draw_Sweep): If span is smaller than one
+ pixel, only check for dropouts if neither start nor end point lies
+ on a pixel center. This fixes Savannah bug #23762.
+
+2008-06-29 Werner Lemberg <wl@gnu.org>
+
+ * Version 2.3.7 released.
+ =========================
+
+
+ Tag sources with `VER-2-3-7'.
+
+ * docs/CHANGES, docs/VERSION.DLL: Update documentation and bump
+ version number to 2.3.7.
+
+ * README, Jamfile (RefDoc), builds/win32/visualc/index.html,
+ builds/win32/visualc/freetype.dsp,
+ builds/win32/visualc/freetype.vcproj,
+ builds/win32/visualce/index.html,
+ builds/win32/visualce/freetype.dsp,
+ builds/win32/visualce/freetype.vcproj: s/2.3.6/2.3.7/, s/236/237/.
+
+ * include/freetype/freetype.h (FREETYPE_PATCH): Set to 7.
+
+ * builds/unix/configure.raw (version_info): Set to 9:18:3.
+
+ * docs/release: Updated.
+
+2008-06-28 Werner Lemberg <wl@gnu.org>
+
+ * src/ftglyph.c (FT_Matrix_Multiply, FT_Matrix_Invert): Move to...
+ * src/ftcalc.c: Here. This fixes Savannah bug #23729.
+
+2008-06-27 Werner Lemberg <wl@gnu.org>
+
+ * src/raster/ftraster.c (Vertical_Sweep_Drop, Horizontal_Sweep_Drop,
+ Horizontal_Gray_Sweep_Drop): Test for intersections which
+ degenerate to a single point can be ignored; this has been confirmed
+ by Greg Hitchcock from Microsoft. (This was commented out code.)
+
+2008-06-26 Werner Lemberg <wl@gnu.org>
+
+ Improve navigation in API reference.
+
+ * src/tools/docmaker/tohtml.py (html_header_3): Renamed to...
+ (html_header_6): This.
+ (html_header_3, html_header_3i, html_header_4, html_header_5,
+ html_header_5t): New strings.
+ (toc_footer_start, toc_footer_end): New strings.
+ (HtmlFormatter::html_header): Updated.
+ (HtmlFormatter::html_index_header, HtmlFormatter::html_toc_header):
+ New strings.
+ (HtmlFormatter::index_enter): Use `html_index_header'.
+ (HtmlFormatter::index_exit): Print `html_footer'.
+ (HtmlFormatter::toc_enter): Use `html_toc_header'.
+ (HtmlFormatter::toc_exit): Print proper footer.
+
+ Convert ~ to non-breakable space.
+
+ * src/tools/docmaker/tohtml.py (make_html_para): Implement it.
+ Update header files accordingly.
+
+2008-06-24 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * builds/unix/configure.raw: Check type `ResourceIndex' explicitly
+ and define HAVE_TYPE_RESOURCE_INDEX if it is defined. Mac OS X 10.5
+ bundles 10.4u SDK with MAC_OS_X_VERSION_10_5 macro but without
+ ResourceIndex type definition. The macro does not inform the type
+ availability.
+ * src/base/ftmac.c: More parentheses are inserted to clarify the
+ conditionals to disable legacy APIs in `10.5 and later' cases. If
+ HAVE_TYPE_RESOURCE_INDEX is not defined, ResourceIndex is defined.
+
+2008-06-24 Werner Lemberg <wl@gnu.org>
+
+ * src/truetype/ttinterp.c (Ins_SCANTYPE): Don't check rendering
+ mode.
+
+ * src/raster/ftraster.c (Render_Glyph, Render_Gray_Glyph,
+ Draw_Sweep): No-dropout mode is value 2, not value 0.
+ (Draw_Sweep): Really skip dropout handling for no-dropout mode.
+
+2008-06-24 Werner Lemberg <wl@gnu.org>
+
+ * src/psaux/psobjs.c (t1_builder_close_contour): Don't add contour
+ if it consists of one point only. Based on a patch from Savannah
+ bug #23683 (from John Tytgat).
+
+2008-06-22 Werner Lemberg <wl@gnu.org>
+
+ * src/truetype/ttgload.c (TT_Load_Glyph): Protect bytecode stuff
+ with IS_HINTED.
+
+ * docs/CHANGES: Updated.
+
+2008-06-22 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * builds/unix/configure.raw: If CFLAGS has `-isysroot XXX' option
+ but LDFLAGS does not, import it to LDFLAGS. The option is used to
+ specify non-default SDK on Mac OS X (e.g., universal binary SDK for
+ Mac OS X 10.4 on PowerPC platform). Although Apple TechNote 2137
+ recommends to add the option only to CFLAGS, LDFLAGS should include
+ it because libfreetype.la is built with -no-undefined. This fixes a
+ bug reported by Ryan Schmidt in MacPorts,
+ http://trac.macports.org/ticket/15331.
+
+2008-06-21 Werner Lemberg <wl@gnu.org>
+
+ Enable access to the various dropout rules of the B&W rasterizer.
+ Pass dropout rules from the TT bytecode interpreter to the
+ rasterizer.
+
+ * include/freetype/ftimage.h (FT_OUTLINE_SMART_DROPOUTS,
+ FT_OUTLINE_EXCLUDE_STUBS): New flags for FT_Outline.
+
+ * src/raster/ftraster.c (Vertical_Sweep_Drop, Horizontal_Sweep_Drop,
+ Horizontal_Gray_Sweep_Drop): Use same mode numbers as given in the
+ OpenType specification.
+ Fix mode 4 computation.
+ (Render_Glyph, Render_Gray_Glyph): Handle new outline flags.
+
+ * src/truetype/ttgload.c (TT_Load_Glyph) Convert scan conversion
+ mode to FT_OUTLINE_XXX flags.
+
+ * src/truetype/ttinterp.c (Ins_SCANCTRL): Enable ppem check.
+
+2008-06-19 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cffobjs.c (cff_face_init): Compute final
+ `dict->units_per_em' value before assigning it to
+ `cffface->units_per_EM'. Otherwise, CFFs without subfonts are
+ scaled incorrectly if the font matrix is non-standard. This fixes
+ Savannah bug #23630.
+
+ * docs/CHANGES: Updated.
+
+2008-06-19 Werner Lemberg <wl@gnu.org>
+
+ * src/type/t1objs.c (T1_Face_Init): Slightly improve algorithm fix
+ from 2008-06-19.
+
+2008-06-18 Werner Lemberg <wl@gnu.org>
+
+ * src/type/t1objs.c (T1_Face_Init): Fix change from 2008-03-21.
+ Reported by Peter Weilbacher <mozilla@weilbacher.org>.
+
+ * docs/CHANGES: Updated.
+
+2008-06-15 George Williams <gww@silcom.com>
+
+ * src/otvalid/otvgpos.c (otv_MarkBasePos_validate): Set
+ `valid->extra2' to 1. This is undocumented in the OpenType 1.5
+ specification.
+
+2008-06-15 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftcalc.c (FT_MulFix) <asm>: Protect registers correctly
+ from clobbering. Patch from Savannah bug report #23556.
+
+ * docs/CHANGES: Document it.
+
+2008-06-10 Werner Lemberg <wl@gnu.org>
+
+ * autogen.sh: Add option `--install' to libtoolize.
+
+2008-06-10 Werner Lemberg <wl@gnu.org>
+
+ * Version 2.3.6 released.
+ =========================
+
+
+ Tag sources with `VER-2-3-6'.
+
+ * docs/CHANGES, docs/VERSION.DLL: Update documentation and bump
+ version number to 2.3.6.
+
+ * README, Jamfile (RefDoc), builds/win32/visualc/index.html,
+ builds/win32/visualc/freetype.dsp,
+ builds/win32/visualc/freetype.vcproj,
+ builds/win32/visualce/index.html,
+ builds/win32/visualce/freetype.dsp,
+ builds/win32/visualce/freetype.vcproj: s/2.3.5/2.3.6/, s/235/236/.
+
+ * include/freetype/freetype.h (FREETYPE_PATCH): Set to 6.
+
+ * builds/unix/configure.raw (version_info): Set to 9:17:3.
+
+
+ * include/freetype/internal/psaux.h (T1_BuilderRec): Remove `scale_x'
+ and `scale_y'.
+ * src/cff/cffgload.h (CFF_Builder): Remove `scale_x' and `scale_y'.
+
+
+ * src/cff/cffparse.c: Include FT_INTERNAL_DEBUG_H.
+ * src/cff/cffobjs.h: Include FT_INTERNAL_POSTSCRIPT_HINTS_H.
+
+2008-06-10 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftobjs.c (open_face): Check `clazz->init_face' and
+ `clazz->done_face'.
+
+2008-06-09 VaDiM <s_sliva@rambler.ru>
+
+ Support debugging on WinCE. From Savannah patch #6536; this fixes
+ bug #23497.
+
+ * builds/win32/ftdebug.c (OutputDebugStringEx): New function/macro
+ as a replacement for OutputDebugStringA (which WinCE doesn't have).
+ Update all callers.
+ (ft_debug_init) [_WIN32_CE]: WinCE apparently doesn't have
+ environment variables.
+
+2008-06-09 Werner Lemberg <wl@gnu.org>
+
+ * README.CVS: Updated.
+
+ * builds/unix/configure.raw, builds/unix/freetype-config.in: Updated
+ for newer versions of autoconf and friends.
+
+2008-06-08 Werner Lemberg <wl@gnu.org>
+
+ * src/type1/t1parse.h (T1_ParserRec): Make `base_len' and
+ `private_len' unsigned.
+
+ * src/type1/t1parse.c (read_pfb_tag): Make `asize' unsigned and read
+ it as such.
+ (T1_New_Parser, T1_Get_Private_Dict): Make `size' unsigned.
+
+
+ * src/base/ftstream.c (FT_Stream_Skip): Reject negative values.
+
+
+ * src/type1/t1load.c (parse_blend_design_positions): Check `n_axis'
+ for sane value.
+ Fix typo.
+
+
+ * src/psaux/psobjs.c (ps_table_add): Check `idx' correctly.
+
+
+ * src/truetype/ttinterp (Ins_SHC): Use BOUNDS() to check
+ `last_point'.
+
+
+ * src/sfnt/ttload.c (tt_face_load_max_profile): Limit
+ `maxTwilightPoints'.
+
+2008-06-06 Werner Lemberg <wl@gnu.org>
+
+ * src/truetype/ttinterp.c (Ins_IP): Handle case `org_dist == 0'
+ correctly. This fixes glyphs `t' and `h' of Arial Narrow at 12ppem.
+
+2008-06-03 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/ftcache.h (FTC_FaceID): Change type back to
+ FT_Pointer. Reported by Ian Britten <britten@caris.com>.
+
+2008-06-02 Werner Lemberg <wl@gnu.org>
+
+ Emit header info for defined FreeType objects in reference.
+
+ * src/tools/docmaker/content.py (re_header_macro): New regexp.
+ (ContentProcessor::__init__): Initialize new dictionary `headers'.
+ (DocBlock::__init__): Collect macro header definitions.
+
+ * src/tools/docmaker/tohtml.py (header_location_header,
+ header_location_footer): New strings.
+ (HtmlFormatter::__init__): Pass `headers' dictionary.
+ (HtmlFormatter::print_html_field): Don't emit paragraph tags.
+ (HtmlFormatter::print_html_field_list): Emit empty paragraph.
+ (HtmlFormatter::block_enter): Emit header info.
+
+2008-06-01 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/config/ftheader.h (FT_UNPATENTED_HINTING_H,
+ FT_INCREMENTAL_H): Added.
+
+2008-05-28 Werner Lemberg <wl@gnu.org>
+
+ * src/tools/docmaker/sources.py (SourceBlock::__init__): While
+ looking for markup tags, return immediately as soon a single one is
+ found.
+
+2008-05-28 Werner Lemberg <wl@gnu.org>
+
+ * src/truetype/ttinterp.c (Ins_MD): The MD instruction also uses
+ original, unscaled input values. Confirmed by Greg Hitchcock from
+ Microsoft.
+
+2008-05-27 Werner Lemberg <wl@gnu.org>
+
+ * src/tools/docmaker/tohtml.py (block_footer_start,
+ block_footer_middle): Beautify output.
+
+2008-05-25 Werner Lemberg <wl@gnu.org>
+
+ * src/raster/ftraster.c (fc_black_render): Return 0 when we are
+ trying to render into a zero-width/height bitmap, not an error code.
+
+ * src/truetype/ttgload.c (load_truetype_glyph): Move initialization
+ of the graphics state for subglyphs to...
+ (TT_Hint_Glyph): This function.
+ Hinting instructions for a composite glyph apparently refer to the
+ just hinted subglyphs, not the unhinted, unscaled outline. This
+ seems to fix Savannah bugs #20973 and (at least partially) #23310.
+
+2008-05-20 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/base/ftmac.c (FT_New_Face_From_Suitcase): Check if valid
+ `aface' is returned by FT_New_Face_From_FOND(). The patch was
+ proposed by an anonymous reporter of Savannah bug #23204.
+
+2008-05-18 Werner Lemberg <wl@gnu.org>
+
+ * src/pshinter/pshalgo.c (ps_hints_apply): Reset scale values after
+ correction for pixel boundary. Without this patch, the effect can
+ be cumulative under certain circumstances, making glyphs taller and
+ taller after each call. This fixes Savannah bug #19976.
+
+2008-05-18 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftdebug.c (FT_Message, FT_Panic): Send output to stderr.
+ This fixes Savannah bug #23280.
+
+ * docs/CHANGES: Updated.
+
+2008-05-18 David Turner <david@freetype.org>
+
+ * src/psnames/psmodule.c (ft_wgl_extra_unicodes,
+ ft_wgl_extra_glyph_names, ft_wgl_extra_glyph_name_offsets,
+ ps_check_wgl_name, ps_check_wgl_unicode): Use `static' to make
+ declarations non-global.
+
+ * src/type1/t1load.c: Add missing comment.
+
+2008-05-17 Sam Hocevar <samh>
+
+ * src/truetype/ttgload.c (TT_Load_Simple_Glyph): Handle zero-contour
+ glyphs correctly. Patch from Savannah bug #23277.
+
+2008-05-16 Werner Lemberg <wl@gnu.org>
+
+ * docs/CHANGES: Updated.
+
+2008-05-16 Sergey Tolstov <stolstov@esri.com>
+
+ Improve support for WGL4 encoded fonts.
+
+ * src/psnames/psmodule.c (WGL_EXTRA_LIST_SIZE): New macro.
+ (ft_wgl_extra_unicodes, ft_wgl_extra_glyph_names,
+ ft_wgl_extra_glyph_name_offsets): New arrays.
+ (ps_check_wgl_name, ps_check_wgl_unicode): New functions.
+ (ps_unicodes_init): Use them to add additional Unicode mappings.
+
+2008-05-15 Werner Lemberg <wl@gnu.org>
+
+ * src/psaux/t1decode.c (t1_decoder_parse_charstrings)
+ <op_closepath>: `closepath' without a path is a no-op, not an error
+ (cf. the PS reference manual).
+
+ Reported by Martin McBride.
+
+2008-05-15 Werner Lemberg <wl@gnu.org>
+
+ * builds/toplevel.mk (CONFIG_GUESS, CONFIG_SUB): Updated.
+
+2008-05-15 Werner Lemberg <wl@gnu.org>
+
+ * src/type1/t1load.c (parse_subrs): Accept fonts with a subrs array
+ which contains a single but empty entry. This is technically
+ invalid (since it must end with `return'), but...
+
+ Reported by Martin McBride.
+
+2008-05-14 Werner Lemberg <wl@gnu.org>
+
+ Finish fix of scaling bug of CID-keyed CFF subfonts.
+
+ * include/freetype/internal/ftcalc.h, src/base/ftcalc.c
+ (FT_Matrix_Multiply_Scaled, FT_Vector_Transform_Scaled): New
+ functions.
+
+ * src/cff/cffobjs.h (CFF_Internal): New struct. It is used to
+ provide global hinting data for both the top-font and all subfonts
+ (with proper scaling).
+
+ * src/cff/cffobjs.c (cff_make_private_dict): New function, using
+ code from `cff_size_init'.
+ (cff_size_init, cff_size_done, cff_size_select, cff_size_request):
+ Use CFF_Internal and handle subfonts.
+ (cff_face_init): Handle top-dict and subfont matrices correctly;
+ apply some heuristic in case of unlikely matrix concatenation
+ results. This has been discussed with people from Adobe (thanks
+ goes mainly to David Lemon) who confirm that the CFF specs are fuzzy
+ and not correct.
+
+ * src/cff/cffgload.h (cff_decoder_prepare): Add `size' argument.
+
+ * src/cff/cffgload.c (cff_builder_init): Updated.
+ (cff_decoder_prepare): Handle hints globals for subfonts.
+ Update all callers.
+ (cff_slot_load): Handling scaling of subfonts properly.
+
+ * src/cff/cffparse.c (cff_parse_fixed_dynamic): New function.
+ (cff_parse_font_matrix): Use it.
+
+ * src/cff/cfftypes.h (CFF_FontDictRec): Make `units_per_em'
+ FT_ULong.
+
+ * docs/CHANGES: Document it.
+
+2008-05-13 Werner Lemberg <wl@gnu.org>
+
+ * src/winfonts/winfnt.c (fnt_face_get_dll_font, FNT_Face_Init):
+ Handle case `face_index < 0'.
+ * docs/CHANGES: Document it.
+
+2008-05-04 Werner Lemberg <wl@gnu.org>
+
+ First steps to fix the scaling bug of CID-keyed CFF subfonts,
+ reported by Ding Li on 2008/03/28 on freetype-devel.
+
+ * src/base/cff/cffparse.c (power_tens): New array.
+ (cff_parse_real): Rewritten to introduce a fourth parameter which
+ returns the `scaling' of the real number so that we have no
+ precision loss. This is not used yet.
+ Update all callers.
+ (cff_parse_fixed_thousand): Replace with...
+ (cff_parse_fixed_scaled): This function. Update all callers.
+
+2008-05-03 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftobjs.c (FT_Load_Glyph): Call the auto-hinter without
+ transformation since it recursively calls FT_Load_Glyph. This fixes
+ Savannah bug #23143.
+
+2008-04-26 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/internal/psaux.h (T1_BuilderRec): Mark `scale_x'
+ and `scale_y' as obsolete since they aren't used.
+ * src/psaux/psobjs.c (t1_builder_init): Updated.
+
+ * src/cff/cffgload.h (CFF_Builder): Mark `scale_x' and `scale_y' as
+ obsolete since they aren't used.
+ * src/cff/cffgload.c (cff_builder_init): Updated.
+
+2008-04-14 Werner Lemberg <wl@gnu.org>
+
+ * src/pcf/pcfdrivr.c (PCF_Face_Init): Protect call to
+ `FT_Stream_OpenLZW' with `FT_CONFIG_OPTION_USE_LZ'. From Savannah
+ bug #22909.
+
+2008-04-13 Werner Lemberg <wl@gnu.org>
+
+ * src/psaux/psconv.c (PS_Conv_ToFixed): Increase precision if
+ integer part is zero.
+
+2008-04-01 Werner Lemberg <wl@gnu.org>
+
+ Fix compilation with g++ 4.1 (with both `single' and `multi'
+ targets).
+
+ * src/base/ftobjs.c (FT_Open_Face): Don't define a variable in block
+ which is crossed by a `goto'.
+
+ * src/otvalid/otvalid.h (otv_MATH_validate): Add prototype.
+
+2008-03-31 Werner Lemberg <wl@gnu.org>
+
+ Fix support for subsetted CID-keyed CFFs.
+
+ * include/freetype/freetype.h (FT_FACE_FLAG_CID_KEYED,
+ FT_IS_CID_KEYED): New macros.
+
+ * src/cff/cffobjs.c (cff_face_init): Set number of glyphs to the
+ maximum CID value in CID-keyed CFFs.
+ Handle FT_FACE_FLAG_CID_KEYED flag.
+
+ * docs/CHANGES: Document it.
+
+
+ Fix CFF font matrix calculation and improve precision.
+
+ * src/cff/cffparse.c (cff_parse_real): Increase precision if integer
+ part is zero.
+ (cff_parse_font_matrix): Simplify computation of `units_per_em';
+ this prevents overflow also.
+
+
+ Support FT_Get_CID_Registry_Ordering_Supplement for PS CID fonts.
+
+ * src/cid/cidriver.c: Include FT_SERVICE_CID_H.
+ (cid_get_ros): New function.
+ (cid_service_cid_info): New service structure.
+ (cid_services): Register it.
+
+2008-03-23 Werner Lemberg <wl@gnu.org>
+
+ Adjustments for Visual C++ 8.0, as reported by Rainer Deyke.
+
+ * builds/compiler/visualc.mk (CFLAGS): Remove /W5.
+ (ANSIFLAGS): Add _CRT_SECURE_NO_DEPRECATE.
+
+2008-03-21 Laurence Darby <ldarby>
+
+ * src/type1/t1objs.c (T1_Face_Init): Use `/Weight'. Patch from
+ Savannah bug #22675.
+
+2008-03-13 Derek Clegg <dclegg@apple.com>
+
+ * src/truetype/ttgxvar.c (TT_Get_MM_Var): Fix named style loop.
+ Patch from Savannah bug #22541.
+
+2008-03-03 Masatoshi Kimura <VYV03354@nifty.ne.jp>
+
+ * src/sfnt/ttcmap.c (tt_cmap14_char_map_nondef_binary,
+ tt_cmap14_find_variant): Return correct value.
+ (tt_cmap14_variant_chars): Fix check for `di'.
+
+2008-02-29 Wermer Lemberg <wl@gnu.org>
+
+ * docs/CHANGES: Updated.
+
+2008-02-29 Wolf
+
+ Add build support for symbian platform. From Savannah bug #22440.
+
+ * builds/symbian/*: New files.
+
+2008-02-21 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/base/ftmac.c (parse_fond): Fix a bug of PostScript font name
+ synthesis. For any face of a specified FOND, always the name for
+ the first face was used. Except of a FOND that refers multiple
+ Type1 font files, wrong synthesized font names are not used at all,
+ so this is an invisible bug. A few limit checks are added too.
+
+ * builds/mac/ftmac.c: Ditto.
+
+2008-02-21 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * builds/unix/configure.raw: Split compiler option to link Carbon
+ frameworks to one option for CoreServices framework and another
+ option for ApplicationServices framework. The split options can be
+ managed by GNU libtool to avoid unrequired duplication when FreeType
+ is linked with other applications. Suggested by Daniel Macks,
+ Savannah bug #22366.
+
+2008-02-18 Victor Stinner <victor.stinner@haypocalc.com>
+
+ * src/truetype/ttinterp.c (Ins_IUP): Check number of points. Fix
+ from Savannah bug #22356.
+
+2008-02-17 Jonathan Blow <jon@number-none.com>
+
+ * src/autofit/afloader.c (af_loader_load_g, af_loader_load_glyph):
+ Check for valid callback pointers.
+
+2008-02-15 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/base/ftmac.c (FT_New_Face_From_SFNT): Check the sfnt resource
+ handle by its value instead of ResError(), fix provided by Deron
+ Kazmaier. According to the Resource Manager Reference,
+ GetResource(), Get1Resource(), GetNamedResource(),
+ Get1NamedResource() and RGetResource() set noErr but return NULL
+ handle when they can not find the requested resource. These
+ functions never return undefined values, so it is sufficient to
+ check if the handle is not NULL.
+
+ * builds/mac/ftmac.c (FT_New_Face_From_SFNT): Ditto.
+
+2008-02-14 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/base/ftbase.c: <ftmac.c> is replaced by "ftmac.c" as other
+ inclusion styles. Now it always includes src/base/ftmac.c;
+ builds/mac/ftmac.c is never included in any configuration.
+
+ * builds/unix/configure.raw: Print warning if configure is executed
+ with options to specify Carbon functionalities explicitly.
+
+ * docs/INSTALL.MAC: Note that legacy builds/mac/ftmac.c is not
+ included automatically and manual replacement is required.
+
+2008-02-11 Werner Lemberg <wl@gnu.org>
+
+ * builds/modules.mk (CLOSE_MODULE, REMOVE_MODULE), builds/detect.mk
+ (dos_setup), builds/freetype.mk (clean_project_dos,
+ distclean_project_dos): Don't use \ but $(SEP). Reported by Duncan
+ Murdoch.
+
+2008-01-18 Sylvain Pasche <sylvain.pasche@gmail.com>
+
+ * src/base/ftlcdfil.c (_ft_lcd_filter_legacy): Updated comment to
+ mention intra-pixel algorithm.
+
+ * include/freetype/freetype.h (FT_Render_Mode): Mention that
+ FT_Library_SetLcdFilter can be used to reduce fringes.
+
+2008-01-16 Werner Lemberg <wl@gnu.org>
+
+ * src/raster/ftraster.c (ft_black_render): Check `outline' before
+ using it. Reported by Allan Yang.
+
+2008-01-12 Werner Lemberg <wl@gnu.org>
+
+ * src/raster/ftraster.c (FT_CONFIG_OPTION_5_GRAY_LEVELS): Remove.
+
+2008-01-12 Allan Yang, Jian Hua - SH <Allan.Yang@fmc.fujitsu.com>
+
+ * src/raster/ftraster.c (ft_black_init)
+ [FT_RASTER_OPTION_ANTI_ALIASING]: Fix compilation.
+
+2008-01-10 Werner Lemberg <wl@gnu.org>
+
+ * src/truetype/ttgload.c (load_truetype_glyph): Handle the case
+ where the number of contours in a simple glyph is zero (and which
+ does contain an entry in the `glyf' table). This fixes Savannah bug
+ #21990.
+
+2008-01-04 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Formatting suggested by Sean McBride.
+
+ * builds/mac/ftmac.c: Formatting (tab expanded).
+ * src/autofit/afindic.c: Ditto.
+ * src/base/ftcid.c: Ditto.
+ * src/base/ftmac.c: Ditto.
+
+2007-12-30 Werner Lemberg <wl@gnu.org>
+
+ * src/smooth/ftgrays.c (gray_raster_render): Check `outline'
+ correctly.
+
+2007-12-21 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Improvement of POSIX resource-fork accessor to load unsorted
+ references in a resource. In HelveLTMM (resource-fork PostScript
+ Type1 font bundled with Mac OS X since 10.3.x), the appearance order
+ of PFB chunks is not sorted; sorting the chunks by reference IDs is
+ required.
+
+ * include/freetype/internal/ftrfork.h (FT_RFork_Ref): New structure
+ type to store a pair of reference ID and offset to the chunk.
+
+ * src/base/ftrfork.c (ft_raccess_sort_ref_by_id): New function to
+ sort FT_RFork_Ref by their reference IDs.
+
+ (FT_Raccess_Get_DataOffsets): Returns an array of offsets that is
+ sorted by reference ID.
+
+2007-12-14 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cffparse.c (cff_parse_real): Don't apply `power_ten'
+ division too early; otherwise the most significant digit(s) of the
+ final result are lost as the value is truncated to an integer. This
+ fixes Savannah bug #21794 (where the patch has been posted too).
+
+2007-12-06 Fix <4d876b82@gmail.com>
+
+ Pass options from one configure script to another as-is (not
+ expanded). This is needed for options like
+ --includedir='${prefix}/include'.
+
+ * builds/unix/detect.mk, configure: Prevent argument expansion in
+ call to the (real) `configure' script.
+
+2007-12-06 Werner Lemberg <wl@gnu.org>
+
+ * src/truetype/ttgload.c (load_truetype_glyph): Fix compilation if
+ TT_USE_BYTECODE_INTERPRETER isn't defined.
+
+2007-12-06 Werner Lemberg <wl@gnu.org>
+
+ There exist CFFs which contain opcodes for the Type 1 operators
+ `hsbw' and `closepath' which are both invalid in Type 2 charstrings.
+ However, it doesn't harm to support them.
+
+ * src/cff/cffgload.c (CFF_Operator): Add `cff_op_hsbw' and
+ `cff_op_closepath.'
+ (cff_argument_counts): Ditto.
+
+ (cff_decoder_parse_charstrings): Handle Type 1 opcodes 9 (closepath)
+ and 13 (hsbw) which are invalid in Type 2 charstrings.
+
+2007-12-06 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/base/ftrfork.c (raccess_guess_darwin_newvfs): New function to
+ support new pathname syntax `..namedfork/rsrc' to access a resource
+ fork on Mac OS X. The legacy syntax `/rsrc' does not work on
+ case-sensitive HFS+.
+ (raccess_guess_darwin_hfsplus): Fix a bug in the calculation of
+ buffer size to store a pathname.
+ * include/freetype/internal/ftrfork.h: Increment the number of
+ resource fork guessing rule.
+
+2007-12-06 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * builds/unix/configure.raw: Improve the compile tests to search
+ Carbon functions.
+ * builds/mac/ftmac.c: Import fixes for Carbon incompatibilities
+ proposed by Sean McBride from src/base/ftmac.c (see 2007-11-16).
+
+2007-12-06 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ The documents and comments for Mac OS X are improved by Sean
+ McBride.
+
+ * src/base/ftmac.c: Fix a comment.
+ * include/freetype/ftmac.h: Ditto.
+ * docs/INSTALL.MAC: Improve English and add comment on lowest
+ system version specified by MACOSX_DEPLOYMENT_TARGET.
+
+2007-12-04 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cffload.c (cff_subfont_load): Don't use logical OR to
+ concatenate error codes.
+ * src/sfnt/ttsbit.c (Load_SBit_Range): Ditto.
+
+2007-12-04 Graham Asher <graham.asher@btinternet.com>
+
+ * src/truetype/ttobjs.c (tt_face_init): Don't use logical OR to
+ concatenate error codes.
+
+2007-12-04 Sean McBride <sean@rogue-research.com>
+
+ * src/pfr/pfrgload.c (pfr_glyph_load_compound): Remove compiler
+ warning.
+
+2007-11-20 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Fix MacOS legacy font support by Masatake Yamato on Mac OS X. It is
+ not working since 2.3.5. In FT_Open_New(), if FT_New_Stream()
+ cannot mmap() the specified file and cannot seek to head of the
+ specified file, it returns NULL stream and FT_Open_New() returns the
+ error immediately. On MacOS, most legacy MacOS fonts fall into such
+ a scenario because their data forks are zero-sized and cannot be
+ sought. To proceed to guessing of resource fork fonts, the
+ functions for legacy MacOS font must properly handle the NULL stream
+ returned by FT_New_Stream().
+
+ * src/base/ftobjs.c (IsMacBinary): Return error
+ FT_Err_Invalid_Stream_Operation immediately when NULL stream is
+ passed.
+ (FT_Open_Face): Even when FT_New_Stream() returns an error, proceed
+ to fallback. Originally, legacy MacOS font is tested in the cases
+ of FT_Err_Invalid_Stream_Operation (occurs when data fork is empty)
+ or FT_Err_Unknown_File_Format (occurs when AppleSingle header or
+ .dfont header is combined). Now the case of
+ FT_Err_Cannot_Open_Stream is included.
+
+ * src/base/ftrfork.c (FT_Raccess_Guess): When passed stream is NULL,
+ skip FT_Stream_Seek(), which seeks to the head of stream, and
+ proceed to unit testing of raccess_guess_XXX(). FT_Stream_Seek()
+ for a NULL stream causes a Bus error on Mac OS X.
+ (raccess_guess_apple_double): Return FT_Err_Cannot_Open_Stream
+ immediately if passed stream is NULL.
+ (raccess_guess_apple_single): Ditto.
+
+2007-11-16 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Fix for Carbon incompatibilities since Mac OS X 10.5,
+ proposed by Sean McBride.
+
+ * doc/INSTALL.MAC: Comment on MACOSX_DEPLOYMENT_TARGET.
+
+ * include/freetype/ftmac.h: Deprecate FT_New_Face_From_FOND and
+ FT_GetFilePath_From_Mac_ATS_Name. Since Mac OS X 10.5, calling
+ Carbon functions from a forked process is classified as unsafe
+ by Apple. All Carbon-dependent functions should be deprecated.
+
+ * src/base/ftmac.c: Use essential header files
+ <CoreServices/CoreServices.h> and
+ <ApplicationServices/ApplicationServices.h> instead of
+ all-in-one header file <Carbon/Carbon.h>.
+
+ Include <sys/syslimits.h> and replace HFS_MAXPATHLEN by Apple
+ genuine macro PATH_MAX.
+
+ Add fallback macro for kATSOptionFlagsUnRestrictedScope which
+ is not found in Mac OS X 10.0.
+
+ Multi-character constants ('POST', 'sfnt' etc) are replaced by
+ 64bit constants calculated by FT_MAKE_TAG() macro.
+
+ For the index in the segment of resource fork, new portable
+ type ResourceIndex is introduced for better compatibility.
+ This type is since Mac OS X 10.5, so it is defined as short
+ when built on older platforms.
+
+ (FT_ATSFontGetFileReference): If build target is only the systems
+ 10.5 and newer, it calls Apple genuine ATSFontGetFileReference().
+
+ (FT_GetFile_From_Mac_ATS_Name): Return an error if system is 10.5
+ and newer or 64bit platform, because legacy type FSSpec type is
+ removed completely.
+
+ (FT_New_Face_From_FSSpec): Ditto.
+
+2007-11-01 Werner Lemberg <wl@gnu.org>
+
+ * src/sfnt/sfobjs.c (sfnt_done_face): Check `sfnt' everywhere. This
+ fixes Savannah bug #21485.
+
+2007-10-29 Daniel Svoboda <dasvo@planeta@cz>
+
+ * src/winfonts/winfnt.c (FNT_Face_Init): Check first that the driver
+ can handle the font at all, then check `face_index'. Otherwise, the
+ driver might return the wrong error code. This fixes Savannah bug
+ #21468.
+
+2007-10-21 Werner Lemberg <wl@gnu.org>
+
+ * src/sfnt/sfobjs.c (sfnt_load_face): Support bit 9 and prepare
+ support for bit 8 of the `fsSelection' field in the `OS/2' table.
+ MS is already using this; hopefully, this becomes part of OpenType
+ 1.5.
+ Prepare also support for `name' IDs 21 (WWS_FAMILY) and 22
+ (WWS_SUBFAMILY).
+
+2007-10-20 Werner Lemberg <wl@gnu.org>
+
+ * src/tools/docmaker/tohtml.py (html_header_2): Fix typo.
+ Add `td.left' element to CSS.
+ (toc_section_enter): Use it.
+
+2007-10-18 David Turner <david@freetype.org>
+
+ * include/freetype/freetype.h, src/base/ftobjs.c: Rename API
+ functions related to cmap type 14 support to the
+ `FT_Object_ActionName' scheme:
+
+ FT_Get_Char_Variant_index -> FT_Face_GetCharVariantIndex
+ FT_Get_Char_Variant_IsDefault -> FT_Face_GetCharVariantIsDefault
+ FT_Get_Variant_Selectors -> FT_Face_GetVariantSelectors
+ FT_Get_Variants_Of_Char -> FT_Face_GetVariantsOfChar
+ FT_Get_Chars_Of_Variant -> FT_Face_GetCharsOfVariant
+
+ Update documentation accordingly.
+
+ * src/sfnt/ttcmap.c: Stronger cmap 14 validation.
+ Make the code a little more consistent with FreeType coding
+ conventions and modify the cmap14 functions that returned a newly
+ allocated array to use a persistent vector from the TT_CMap14 object
+ instead.
+
+ (TT_CMap14Rec): Provide array and auxiliary data for result.
+ (tt_cmap14_done, tt_cmap14_ensure): New functions.
+
+ (tt_cmap14_init, tt_cmap14_validate, tt_cmap14_char_map_def_binary,
+ tt_cmap14_char_map_nondef_binary, tt_cmap14_find_variant,
+ tt_cmap14_char_var_index, tt_cmap14_variants,
+ tt_cmap14_char_variants, tt_cmap14_def_char_count,
+ tt_cmap14_get_def_chars, tt_cmap14_get_nondef_chars,
+ tt_cmap14_variant_chars, tt_cmap14_class_rec): Updated and improved.
+
+2007-10-15 George Williams <gww@silcom.com>
+
+ Add support for cmap type 14.
+
+ * devel/ftoption.h, include/freetype/config/ftoption.h
+ (TT_CONFIG_CMAP_FORMAT_14): New macro.
+
+ * include/freetype/internal/ftobjs.h (FT_CMap_CharVarIndexFunc,
+ FT_CMap_CharVarIsDefaultFunc, FT_CMap_VariantListFunc,
+ FT_CMap_CharVariantListFunc, FT_CMap_VariantCharListFunc): New
+ support function prototypes.
+ (FT_CMap_ClassRec): Add them.
+ Update all users.
+
+ * include/freetype/ttnameid.h (TT_APPLE_ID_VARIANT_SELECTOR): New
+ macro.
+
+ * include/freetype/freetype.h (FT_Get_Char_Variant_Index,
+ FT_Get_Char_Variant_IsDefault, FT_Get_Variant_Selectors,
+ FT_Get_Variants_Of_Char, FT_Get_Chars_Of_Variant): New API
+ functions.
+
+ * src/base/ftobjs.c (find_variant_selector_charmap): New auxiliary
+ function.
+ (FT_Set_Charmap): Disallow cmaps of type 14.
+ (FT_Get_Char_Variant_Index, FT_Get_Char_Variant_IsDefault,
+ FT_Get_Variant_Selectors, FT_Get_Variants_Of_Char,
+ FT_Get_Chars_Of_Variant): New API functions.
+
+ * src/sfnt/ttcmap.c (TT_PEEK_UINT24, TT_NEXT_UINT24): New macros.
+
+ (TT_CMap14Rec, tt_cmap14_init, tt_cmap14_validate,
+ tt_cmap14_char_index, tt_cmap14_char_next, tt_cmap14_get_info,
+ tt_cmap14_char_map_def_binary, tt_cmap14_char_map_nondef_binary,
+ tt_cmap14_find_variant, tt_cmap14_char_var_index,
+ tt_cmap14_char_var_isdefault, tt_cmap14_variants,
+ tt_cmap14_char_variants, tt_cmap14_def_char_count,
+ tt_cmap14_get_def_chars, tt_cmap14_get_nondef_chars,
+ tt_cmap14_variant_chars, tt_cmap14_class_rec): New functions and
+ structures for cmap 14 support.
+ (tt_cmap_classes): Register tt_cmap14_class_rec.
+ (tt_face_build_cmaps): One more error message.
+
+ * docs/CHANGES: Mention cmap 14 support.
+
+2007-10-01 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftobjs.c (find_unicode_charmap): If search for a UCS-4
+ charmap fails, do the loop again while searching a UCS-2 charmap.
+ This favours MS charmaps over Apple ones.
+
+2007-08-29 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/base/ftmac.c: Introduction of abstract `short' data types,
+ ResFileRefNum and ResID. These types were introduced for Copland,
+ then backported to MPW. The variables exchanged with FileManager
+ QuickDraw frameworks are redefined by these data types. Patch was
+ proposed by Sean McBride.
+ * builds/mac/ftmac.c: Ditto.
+
+2007-08-18 Werner Lemberg <wl@gnu.org>
+
+ * src/otvalid/otvcmmn.c (otv_x_y_ux_sy): Skip context glyphs. Found
+ by Imran Yousaf. Fixes Savannah bug #20773.
+
+ (otv_Lookup_validate): Correct handling of LookupType. Found by
+ Imran Yousaf. Fixes Savannah bug #20782.
+
+2007-08-17 George Williams <gww@silcom.com>
+
+ * src/otvalid/otvgsub.c (otv_SingleSubst_validate): Fix handling of
+ SingleSubstFormat1.
+
+2007-08-11 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * builds/unix/configure.raw: Fix a bug which sets CC_BUILD by
+ ${build-gcc} (unchecked) instead of by ${build}-gcc (checked).
+ Found by Ryan Hill.
+
+2007-08-11 George Williams <gww@silcom.com>
+
+ * src/otvalid/otvcommn.c, src/otvalid/otvcommn.h
+ (otv_Coverage_validate): Add fourth argument to pass an expected
+ count value. Update all users.
+ Check glyph IDs.
+ (otv_ClassDef_validate): Check `StartGlyph'.
+
+ * src/otvalid/otvgsub.c (otv_SingleSubst_validate): More glyph ID
+ checks.
+
+ * src/otvalid/otvmath.c (otv_MathConstants_validate): There are only
+ 56 constants.
+ (otv_GlyphAssembly_validate, otv_MathGlyphConstruction_validate):
+ Check glyph IDs.
+
+2007-08-08 Werner Lemberg <wl@gnu.org>
+
+ * src/otvalid/otvbase.c, src/otvalid/otvcommn.c,
+ src/otvalid/otvgdef.c, src/otvalid/otvgpos.c, src/otvalid/otvgsub.c,
+ src/otvalid/otvjstf.c: s/FT_INVALID_DATA/FT_INVALID_FORMAT/ where
+ appropriate. Reported by George.
+
+ * include/freetype/internal/fttrace.h: Define `trace_otvmath'.
+
+ * src/otvalid/rules.mk (OTV_DRV_SRC): Add otvmath.c.
+
+ * docs/CHANGES: Updated.
+
+2007-08-08 George Williams <gww@silcom.com>
+
+ Add `MATH' validating support to otvalid module.
+
+ * include/freetype/tttags.h (TTAG_MATH): New macro.
+ * include/freetype/ftotval.h (FT_VALIDATE_MATH): New macro.
+ (FT_VALIDATE_OT): Updated.
+
+ * src/otvalid/otmath.c: New file.
+
+ * src/otvalid/otvalid.c: Include otvmath.c.
+ * src/otvalid/otvmod.c (otv_validate): Handle `MATH' table.
+
+2007-08-04 Werner Lemberg <wl@gnu.org>
+
+ * builds/unix/configure.raw: Add call to AC_LIBTOOL_WIN32_DLL.
+ Fixes Savannah bug #20686.
+
+2007-08-03 Werner Lemberg <wl@gnu.org>
+
+ * src/psnames/psmodule.c: Fix usage of
+ FT_CONFIG_OPTION_POSTSCRIPT_NAMES macro. Reported by Graham Asher.
+
+2007-07-31 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/base/ftmac.c (open_face_from_buffer): The argument
+ `driver_name' is typed as `const char*' to match with the
+ callers in FT_New_Face_From_LWFN and FT_New_Face_From_SFNT.
+ This is same with open_face_from_buffer in src/base/ftobjs.c.
+ Found and fixed by Sean McBride.
+
+2007-07-28 Werner Lemberg <wl@gnu.org>
+
+ * src/raster/ftraster.c (count_table): Make it conditional.
+ * src/base/ftobjs.c (FT_New_Library): Check FT_RENDER_POOL_SIZE with
+ a preprocessor statement.
+
+2007-07-27 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftoutln.c (FT_Outline_Translate): Check `outline' before
+ first usage. From Savannah patch #6115.
+
+2007-07-16 Werner Lemberg <wl@gnu.org>
+
+ * docs/CHANGES: Updated.
+
+2007-07-16 Derek Clegg <dclegg@apple.com>
+
+ Add new service for getting the ROS from a CID font.
+
+ * include/freetype/config/ftheader.h (FT_CID_H): New macro.
+ * include/freetype/ftcid.h: New file.
+
+ * include/freetype/internal/ftserv.h (FT_SERVIVE_CID_H): New macro.
+ * include/freetype/internal/services/svcid.h: New file.
+
+ * src/base/ftcid.c: New file.
+
+ * src/cff/cffdrivr.c: Include FT_SERVICE_CID_H.
+ (cff_get_ros): New function.
+ (cff_service_cid_info): New service structure.
+ (cff_services): Register it.
+
+ * src/cff/cffload.c (cff_font_done): Free registry and ordering.
+
+ * src/cff/cfftypes.h (CFF_FontRec): Add `registry' and `ordering'.
+
+ * modules.cfg (BASE_EXTENSIONS): Add ftcid.c.
+
+2007-07-11 Derek Clegg <dclegg@apple.com>
+
+ Add support for postscript name service to CFF driver.
+
+ * src/cff/cffdrivr.c: Include FT_SERVICE_POSTSCRIPT_NAME_H.
+ (cff_get_ps_name): New function.
+ (cff_service_ps_name): New service structure.
+ (cff_services): Register it.
+
+2007-07-07 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftglyph.c (FT_Glyph_Copy): Fix initialization of
+ `target'. Reported by Sean McBride.
+
+2007-07-06 Werner Lemberg <wl@gnu.org>
+
+ * src/pfr/pfrcmap.c: Include pfrerror.h.
+
+ * src/autofit/afindic.c: Add some external declarations to pacify
+ `make multi' compilation.
+
+ * src/cid/cidgload.c (cid_load_glyph): Pacify compiler.
+
+ * src/cff/cffdrivr.c (cff_ps_get_font_info), src/cff/cffobjs.c
+ (cff_strcpy), include/freetype/internal/ftmemory.h (FT_MEM_STRDUP),
+ src/autofit/aflatin.c (af_latin_hints_compute_edges),
+ src/autofit/afcjk.c (af_cjk_hints_compute_edges), src/sfnt/ttmtx.c
+ (tt_face_get_metrics), src/base/ftobjs.c (open_face)
+ [FT_CONFIG_OPTION_INCREMENTAL]: Fix compilation with C++ compiler.
+
+ * docs/release: Mention test compilation targets.
+
+2007-07-04 Werner Lemberg <wl@gnu.org>
+
+ * docs/PROBLEMS: Mention that some PS based fonts can't be
+ handled correctly by FreeType.
+
+ * src/truetype/ttgload.c (load_truetype_glyph): Always allow a
+ recursion depth of 1. This was the maximum value in TrueType 1.0,
+ and some older fonts don't set this field correctly.
+
+ * src/gxvalid/gxvmort1.c
+ (gxv_mort_subtable_type1_substTable_validate): Fix tracing message.
+
+2007-07-03 Werner Lemberg <wl@gnu.org>
+
+ * src/autofit/aflatin.c (af_latin_metrics_init_blues): Initialize
+ `round' to pacify compiler.
+
+2007-07-02 Werner Lemberg <wl@gnu.org>
+
+
+ * Version 2.3.5 released.
+ =========================
+
+
+ Tag sources with `VER-2-3-5'.
+
+ * docs/CHANGES, docs/VERSION.DLL: Update documentation and bump
+ version number to 2.3.5.
+
+ * README, Jamfile (RefDoc), builds/win32/visualc/index.html,
+ builds/win32/visualc/freetype.dsp,
+ builds/win32/visualc/freetype.vcproj,
+ builds/win32/visualce/index.html,
+ builds/win32/visualce/freetype.dsp,
+ builds/win32/visualce/freetype.vcproj: s/2.3.4/2.3.5/, s/234/235/.
+
+ * include/freetype/freetype.h (FREETYPE_PATCH): Set to 5.
+
+ * builds/unix/configure.raw (version_info): Set to 9:16:3.
+
+2007-07-01 David Turner <david@freetype.org>
+
+ * include/freetype/freetype.h, src/base/ftpatent.c
+ (FT_Face_SetUnpatentedHinting): New function to dynamically change
+ the setting after a face is created.
+
+ * src/truetype/ttgload.c (TT_Load_Simple_Glyph): Fix a small bug
+ that created distortions in the bytecode interpreter results.
+
+2007-06-30 David Turner <david@freetype.org>
+
+ * src/truetype/ttinterp.c (Ins_IUP): Add missing variable
+ initialization.
+
+ * src/autofit/aflatin.c (af_latin_metric_init_blues): Get rid of an
+ infinite loop in the case of degenerate fonts.
+
+2007-06-26 Rahul Bhalerao <b.rahul.pm@gmail.com>
+
+ Add autofit module for Indic scripts. This currently just reuses
+ the CJK-specific functions.
+
+ * include/freetype/config/ftoption.h (AF_CONFIG_OPTION_INDIC): New
+ macro.
+ * devel/ftoption.h: Synchronize with
+ include/freetype/config/ftoption.h.
+
+ * src/autofit/afindic.c, src/autofit/afindic.h: New files.
+
+ * src/autofit/afglobal.c, src/autofit/aftypes.h,
+ src/autofit/autofit.c: Updated.
+
+ * src/autofit/Jamfile (_sources), * src/autofit/rules.mk
+ (AUTOF_DRV_SRC): Updated.
+
+2007-06-23 David Turner <david@freetype.org>
+
+ * src/truetype/ttgload.c (TT_Load_Simple): Fix change from
+ 2007-06-16 that prevented the TrueType module from loading most
+ glyphs.
+
+2007-06-20 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cffgload.c (cff_slot_load): Fix logic of 2007-05-28
+ change.
+
+2007-06-19 Werner Lemberg <wl@gnu.org>
+
+ * src/type1/t1load.c (parse_encoding): Handle one more error.
+
+2007-06-19 Dmitry Timoshkov <dmitry@codeweavers.com>
+
+ * src/winfonts/winfnt.c (fnt_face_get_dll_font): Return error
+ FNT_Err_Invalid_File_Format if file format was recognized but
+ the file doesn't contain any FNT(NE) or RT_FONT(PE) resources.
+ Add verbose debug logs to make it easier to debug failing load
+ attempts.
+ (FNT_Face_Init): A single FNT font can't contain more than 1 face,
+ so return an error if requested face index is > 0.
+ Do not do further attempt to load fonts if a previous attempt has
+ failed but returned error FNT_Err_Invalid_File_Format, i.e., the
+ file format has been recognized but no fonts found in the file.
+
+2007-07-19 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/base/ftmac.c: Apply patches proposed by Sean McBride.
+ (FT_GetFile_From_Mac_Name): Insert FT_UNUSED macros to fix
+ the compiler warnings against unused arguments.
+ (FT_ATSFontGetFileReference): Ditto.
+ (FT_GetFile_From_Mac_ATS_Name): Ditto.
+ (FT_New_Face_From_FSSpec): Ditto.
+ (lookup_lwfn_by_fond): Fix wrong comment.
+ Replace `const StringPtr' by more appropriate type
+ `ConstStr255Param'.
+ FSRefMakePathPath always returns UTF8 POSIX pathname in
+ Mach-O, thus HFS pathname support is dropped.
+ (count_faces): Remove HLock and HUnlock which is not
+ required on Mac OS X anymore.
+ (FT_New_Face_From_SFNT): Ditto.
+ (FT_New_Face_From_FOND): Ditto.
+ * builds/mac/ftmac.c: Synchronize to src/base/ftmac.c,
+ except of HFS pathname support and HLock/HUnlock.
+ They are required on classic CFM environment.
+
+2007-06-18 Werner Lemberg <wl@gnu.org>
+
+ * src/psaux/psobjs.c (ps_parser_skip_PS_token): Remove incorrect
+ assertion.
+ (ps_parser_to_bytes): Fix error message.
+
+ * src/type42/t42objs.c (T42_Open_Face): Handle one more error.
+ * src/type42/t42parse.c (t42_parse_sfnts): s/alloc/allocated/.
+ Don't allow mixed binary and hex strings.
+ Handle string_size == 0 and string_buf == 0.
+ (t42_parse_encoding): Handle one more error.
+
+2007-06-18 Werner Lemberg <wl@gnu.org>
+
+ * src/psaux/psobjs.c (ps_tofixedarray, ps_tocoordarray): Fix exit
+ logic.
+ (ps_parser_load_field) <T1_FIELD_TYPE_BBOX>: Skip delimiters
+ correctly.
+ (ps_parser_load_field_table): Use `fields->array_max' instead of
+ T1_MAX_TABLE_ELEMENTS to limit the number of arguments.
+
+ * src/cff/cffgload.c (cff_decoder_prepare): Fix change from
+ 2007-06-06.
+
+2007-06-17 Werner Lemberg <wl@gnu.org>
+
+ * src/tools/ftrandom.c (font_size): New global variable.
+ (TestFace): Use it.
+ (main): Handle new option `--size' to set `font_size'.
+ (Usage): Updated.
+
+ * src/winfonts/winfnt.c (fnt_face_get_dll_font): Exit in case of
+ invalid font.
+ (FNT_Load_Glyph): Protect against invalid bitmap width.
+
+2007-06-16 David Turner <david@freetype.org>
+
+ * src/smooth/ftgrays.c (gray_find_cell, gray_set_cell, gray_hline):
+ Prevent integer overflows when rendering very large outlines.
+
+ * src/truetype/ttgload.c (TT_Load_Simple_Glyph): Check the
+ well-formedness of the contours array when loading a glyph.
+
+ * src/truetype/ttinterp.c (TT_Load_Context): Initialize `zp0', `zp1',
+ and `zp2'.
+ (Ins_IP): Check argument ranges to reject bogus operations properly.
+ (IUP_WorkerRec): Add `max_points' member.
+ (_iup_worker_interpolate): Check argument ranges.
+ (Ins_IUP): Ignore empty outlines.
+
+2007-06-16 Dmitry Timoshkov <dmitry@codeweavers.com>
+
+ * src/winfonts/winfnt.h: Add necessary structures for PE resource
+ parsing.
+ (WinPE32_HeaderRec): New structure.
+ (WinPE32_SectionRec): New structure.
+ (WinPE_RsrcDirRec): New structure.
+ (WinPE_RsrcDirEntryRec): New structure.
+ (WinPE_RsrcDataEntryRec): New structure.
+ (FNT_FontRec): Remove unused `size_shift' field.
+
+ * src/winfonts/winfnt.c (fnt_face_get_dll_font): Add support for
+ loading bitmap .fon files in PE format.
+
+2007-06-15 Dmitry Timoshkov <dmitry@codeweavers.com>
+
+ * builds/win32/ftdebug.c: Unify debug level handling with other
+ platforms.
+
+2007-06-14 Dmitry Timoshkov <dmitry@codeweavers.com>
+
+ * builds/win32/ftdebug.c (FT_Message): Send debug output to the
+ console as well as to the debugger.
+
+2007-06-14 Werner Lemberg <wl@gnu.org>
+
+ * src/autofit/aflatin.c (af_latin_uniranges): Expand structure to
+ cover all ranges which could possibly be handled by the aflatin
+ module (since the default fallback for unknown ranges is now the
+ afcjk module). It might be necessary to fine-tune this further by
+ splitting off modules for Greek, Cyrillic, or other blocks.
+
+2007-06-11 David Turner <david@freetype.org>
+
+ * src/autofit/aflatin.c (af_latin_hints_link_segments): Fix
+ incorrect segment linking computation. This was the root cause of
+ Savannah bug #19565.
+
+
+ * src/autofit/* [FT_OPTION_AUTOFIT2]: Some very experimental changes
+ to improve the Latin auto-hinter. Note that the new code is
+ disabled by default since it is not stabilized yet.
+
+ * src/autofit/aflatin2.c, src/autofit/aflatin2.h: New files
+ (disabled currently).
+
+ * src/autofit/afhints.c: Remove dead code.
+ (af_axis_hints_new_edge): Add argument to handle segment directions.
+ (af_edge_flags_to_string): New function.
+ (af_glyph_hints_dump_segments, af_glyph_hints_dump_edges): Handle
+ option flags.
+ (af_glyph_hints_reload): Add argument to handle inflections.
+ Simplify.
+ (af_direction_compute): Fine tuning.
+ (af_glyph_hints_align_edge_points): Fix logic.
+ (af_glyph_hints_align_strong_points): Do linear search for small
+ edge counts.
+ (af_glyph_hints_align_weak_points): Skip any touched neighbors.
+ (af_iup_shift): Handle zero `delta'.
+
+ * src/autofit/afhints.h: Updated.
+ (AF_SORT_SEGMENTS): New macro (disabled).
+ (AF_AxisHintsRec) [AF_SORT_SEGMENTS]: New member `mid_segments'.
+
+ * src/autofit/afglobal.c (af_face_globals_get_metrics): Add
+ argument to pass option flags for handling scripts.
+ * src/autofit/afglobal.h: Updated.
+
+ * src/autofit/afcjk.c: Updated.
+ * src/autofit/aflatin.c: Updated.
+ (af_latin_metrics_scale_dim): Don't reduce scale by 2%.
+
+ (af_latin_hints_compute_segments) [AF_HINT_METRICS]: Remove dead code.
+ (af_latin_hints_compute_edges) [AF_HINT_METRICS]: Remove dead code.
+ Don't set `edge->dir'
+ (af_latin_hint_edges): Add more logging.
+
+ * src/autofit/afloader.c: Updated.
+
+2007-06-11 Werner Lemberg <wl@gnu.org>
+
+ * docs/CHANGES: Document FT_Face_CheckTrueTypePatents.
+
+2007-06-10 David Turner <david@freetype.org>
+
+ * src/truetype/ttgload.c (TT_Load_Simple_Glyph): Slight speed-up to
+ the TrueType glyph loader.
+
+ * include/freetype/config/ftoption.h: Clarify documentation
+ regarding unpatented hinting.
+
+
+ Add new `FT_Face_CheckTrueTypePatents' API.
+
+ * include/freetype/freetype.h (FT_Face_CheckTrueTypePatents): New
+ declaration.
+
+ * include/freetype/internal/services/svttglyf.h,
+ src/base/ftpatent.c: New files.
+
+ * include/freetype/internal/ftserv.h (FT_SERVICE_TRUETYPE_GLYF_H):
+ New macro.
+
+ * src/truetype/ttdriver.c: Include FT_SERVICE_TRUETYPE_GLYF_H and
+ `ttpload.h'.
+ (tt_service_truetype_glyf): New service structure.
+ (tt_services): Register it.
+
+ * modules.cfg (BASE_EXTENSIONS), src/base/Jamfile (_sources): Add
+ `ftpatent.c'.
+
+2007-06-08 Werner Lemberg <wl@gnu.org>
+
+ * src/sfnt/sfobjs.c (sfnt_load_face): Undo change from 2007-04-28.
+ Fonts without a cmap must be handled correctly by FreeType (anything
+ else would be a bug).
+
+
+ * src/psaux/t1decode.c (t1_decoder_parse_charstrings)
+ [FT_DEBUG_LEVEL_TRACE]: Improve tracing message.
+
+2007-06-07 Werner Lemberg <wl@gnu.org>
+
+ * src/sfnt/ttsbit0.c (tt_sbit_decoder_init,
+ tt_sbit_decoder_load_image): Protect against integer overflows.
+
+
+ * src/pfr/pfrgload.c (pfr_glyph_load_simple): More bounding checks
+ for `x_control' and `y_control'.
+
+2007-06-06 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftoutln.c (FT_Outline_Decompose): Check `last'.
+
+
+ * src/pfr/pfrcmap.c (pfr_cmap_init): Convert assertion into normal
+ FreeType error.
+
+
+ * src/winfonts/winfnt.c (fnt_face_get_dll_font): Do a rough check of
+ `font_count'.
+
+
+ * src/type1/t1load.c (parse_font_matrix): Check `temp_scale'.
+
+
+ * src/cff/cffgload.c (cff_decoder_prepare): Change return type to
+ `FT_Error'.
+ Check `fd_index'.
+ (cff_slot_load): Updated.
+ * src/cff/cffgload.h: Updated.
+
+2007-06-05 Werner Lemberg <wl@gnu.org>
+
+ * src/pfr/pfrgload.c (pfr_glyph_done): Comment out unused code.
+ (pfr_glyph_load_simple): Convert assertion into normal FreeType
+ error.
+ Check `idx'.
+ (pfr_glyph_load_compound, pfr_glyph_curve_to, pfr_glyph_line_to):
+ Convert assertion into normal FreeType error.
+
+ * src/pfr/pfrtypes.h (PFR_GlyphRec): Comment out unused code.
+
+
+ * src/winfonts/winfnt.c (FNT_Face_Init): Check `family_size'.
+
+
+ * src/psaux/psobjs.c (ps_tocoordarray, ps_tofixedarray): Return -1
+ in case of parsing error.
+ (ps_parser_load_field): Updated.
+
+ * src/type1/t1load.c (parse_font_matrix): Updated.
+
+2007-06-04 Werner Lemberg <wl@gnu.org>
+
+ * src/cid/cidgload.c (cid_load_glyph): Check `fd_select'.
+
+ * src/tools/ftrandom/Makefile: Depend on `libfreetype.a'.
+
+2007-06-03 Werner Lemberg <wl@gnu.org>
+
+ * src/tools/ftrandom/*: Add the `ftrandom' test program written by
+ George Williams (with some modifications).
+
+2007-06-03 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftobjs.c (destroy_charmaps), src/type1/t1objs.c
+ (T1_Face_Done), src/winfonts/winfnt.c (FNT_Face_Done): Check for
+ face == NULL. Suggested by Graham Asher.
+
+2007-06-03 Ismail Dönmez <ismail@pardus.org.tr>
+
+ * src/base/ftobjs.c (FT_Request_Metrics): Fix compiler warning.
+
+2007-06-02 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/fterrdef.h (FT_Err_Corrupted_Font_Header,
+ FT_Err_Corrupted_Font_Glyphs): New error codes for BDF files.
+
+ * src/bdf/bdflib.c (bdf_load_font): Use them.
+
+ * src/bdf/bdflib.c (_bdf_parse_start): Check `FONT' better.
+
+2007-06-01 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftobjs.c (FT_Request_Metrics), src/cache/ftccmap.c
+ (FTC_CMapCache_Lookup): Remove unused code.
+
+2007-06-01 Sean McBride <sean@rogue-research.com>
+
+ * src/truetype/ttinterp.c (Null_Vector, NULL_Vector): Removed,
+ unused.
+
+2007-06-01 Werner Lemberg <wl@gnu.org>
+
+ * src/cid/cidparse.c (cid_parser_new): Don't continue second search
+ pass for `StartData' if an error has occurred.
+ Exit properly if no `StartData' has been seen at all.
+
+ * builds/unix/ftsystem.c (FT_Stream_Open): Don't use ULONG_MAX but
+ LONG_MAX to avoid compiler warning. Suggested by Sean McBride.
+
+2007-05-30 Werner Lemberg <wl@gnu.org>
+
+ * src/type1/t1load.c (parse_subrs, parse_charstrings): Protect
+ against too small binary data strings.
+
+ * src/bdf/bdflib.c (_bdf_parse_glyphs): Check `STARTCHAR' better.
+
+2007-05-28 David Turner <david@freetype.org>
+
+ * src/cff/cffgload.c (cff_slot_load): Do not apply the identity
+ transformation. This significantly reduces the loading time of CFF
+ glyphs.
+
+ * docs/CHANGES: Updated.
+
+ * src/autofit/afglobal.c (AF_SCRIPT_LIST_DEFAULT): Change default
+ hinting script to CJK, since it works well with more scripts than
+ latin. Thanks to Rahul Bhalerao <b.rahul.pm@gmail.com> for pointing
+ this out!
+
+2007-05-25 Werner Lemberg <wl@gnu.org>
+
+ * docs/CHANGES: Updated.
+
+2007-05-24 Werner Lemberg <wl@gnu.org>
+
+ * src/truetype/ttobjs.h (tt_size_ready_bytecode): Move declaration
+ into TT_USE_BYTECODE_INTERPRETER preprocessor block.
+
+2007-05-24 Graham Asher <graham.asher@btinternet.com>
+
+ * src/truetype/ttobjs.c (tt_size_ready_bytecode)
+ [!TT_USE_BYTECODE_INTERPRETER]: Removed. Unused.
+
+2007-05-22 David Turner <david@freetype.org>
+
+ * src/truetype/ttgload.c (load_truetype_glyph): Fix last change to
+ avoid crashes in case the bytecode interpreter is not used.
+
+
+ Avoid heap blowup with very large .Z font files. This fixes
+ Savannah bug #19910.
+
+ * src/lzw/ftzopen.h (FT_LzwStateRec): Remove `in_cursor',
+ `in_limit', `pad', `pad_bits', and `in_buff' members.
+ Add `buf_tab', `buf_offset', `buf_size', `buf_clear', and
+ `buf_total' members.
+
+ * src/lzw/ftzopen.c (ft_lzwstate_get_code): Rewritten. It now takes
+ only one argument.
+ (ft_lzwstate_refill, ft_lzwstate_reset, ft_lzwstate_io): Updated.
+
+2007-05-20 Ismail Dönmez <ismail@pardus.org.tr>
+
+ * src/pshinter/pshrec.c (ps_mask_table_set_bits): Add `const'.
+ (ps_dimension_set_mask_bits): Remove `const'.
+
+2007-05-19 Werner Lemberg <wl@gnu.org>
+
+ * src/sfnt/ttmtx.c (tt_face_get_metrics)
+ [!FT_CONFIG_OPTION_OLD_INTERNALS]: Another type-punning fix.
+
+2007-05-19 Derek Clegg <dclegg@apple.com>
+
+ Savannah patch #5929.
+
+ * include/freetype/tttables.h, src/base/ftobjcs.c
+ (FT_Get_CMap_Format): New function.
+
+ * include/freetype/internal/services/svttcmap.c (TT_CMapInfo): Add
+ `format' member.
+ * src/sfnt/ttcmap.c (tt_cmap{0,2,4,6,8,10,12}_get_info): Set
+ cmap_info->format.
+
+2007-05-19 Werner Lemberg <wl@gnu.org>
+
+ * src/truetype/ttgload.c (load_truetype_glyph): Save graphics state
+ before handling subglyphs so that it can be reinitialized each time.
+ This fixes Savannah bug #19859.
+
+2007-05-16 Werner Lemberg <wl@gnu.org>
+
+ * src/cache/ftccache.c (ftc_node_mru_link, ftc_node_mru_unlink),
+ src/cache/ftccache.h (FTC_CACHE_LOOKUP_CMP), src/cache/ftcglyph.h
+ (FTC_GCACHE_LOOKUP_CMP), src/pshinter/pshmod.c (ps_hinter_init),
+ src/sfnt/ttmtx.c (tt_face_load_hmtx, tt_face_load_hhea,
+ tt_face_get_metrics): Fix type-punning issues.
+
+2007-05-15 David Turner <david@freetype.org>
+
+ * include/freetype/config/ftstdlib.h,
+ include/freetype/internal/ftobjs.h: As suggested by Graham Asher,
+ ensure that ft_isalnum, ft_isdigit, etc., use hard-coded values
+ instead on relying on the locale-dependent functions provided by
+ <ctypes.h>.
+
+2007-05-15 Graham Asher <graham.asher@btinternet.com>
+
+ * src/autofit/afcjk.c (af_cjk_hints_compute_edges): Remove unused
+ variable.
+ * src/autofit/afloader.c (af_loader_load_g): Ditto.
+
+ * src/base/ftobjs.c (ft_validator_error): Use `ft_jmp_buf'.
+ (open_face_from_buffer): Initialize `stream'.
+ (FT_Request_Metrics): Remove unused variable.
+ Remove redundant `break' statements.
+ (FT_Get_Track_Kerning): Remove unused variable.
+
+ * src/psaux/afmparse.c (afm_parse_track_kern, afm_parse_kern_pairs,
+ afm_parse_kern_data): Remove redundant
+ `break' statements.
+ (afm_parser_parse): Ditto.
+ Don't use uninitialized variables.
+
+ * src/psnames/psmodule.c (VARIANT_BIT): Define as unsigned long.
+ Use `|' operator instead of `^' to set it.
+ Update all users.
+
+ * src/sfnt/ttcmap.c (tt_face_build_cmaps): Use `ft_jmp_buf'.
+ * src/sfnt/ttkern.c (tt_face_load_kern): Remove unused variable.
+
+ * src/truetype/ttgload.c (TT_Load_Simple_Glyph): Remove redundant
+ comparison.
+ (TT_Process_Simple_Glyph): Use FT_UInt for `n_points' and `i'.
+ (TT_Load_Glyph): Remove unused variable.
+
+2007-05-13 Derek Clegg <dclegg@apple.com>
+
+ * src/base/ftobjs.c (FT_New_Library): Only allocate rendering pool
+ if FT_RENDER_POOL_SIZE is > 0. From Savannah patch #5928.
+
+2007-05-11 David Turner <david@freetype.org>
+
+ * src/cache/ftbasic.c, include/freetype/ftcache.h
+ (FTC_ImageCache_LookupScaler, FTC_SBit_Cache_LookupScaler): Two new
+ functions that allow us to look up glyphs using an FTC_Scaler object
+ to specify the size, making it possible to use fractional pixel
+ sizes.
+
+ * src/truetype/ttobjs.c (tt_size_ready_bytecode): Set
+ `size->cvt_ready'. Reported by Boris Letocha.
+
+2007-05-09 Graham Asher <graham.asher@btinternet.com>
+
+ * src/truetype/ttinterp.c (Ins_IP), src/autofit/aflatin.c
+ (af_latin_metrics_scale_dim): Fix compiler warnings.
+
+2007-05-06 Werner Lemberg <wl@gnu.org>
+
+ * builds/win32/visualce/freetype.sln: Removed, as requested by
+ Vincent.
+
+2007-05-04 Vincent RICHOMME <richom.v@free.fr>
+
+ * builds/win32/visualce/*: Add Visual C++ project files for Pocket
+ PC targets.
+
+ * docs/CHANGES: Document them.
+
+2007-05-04 <harry@kdevelop.org>
+
+ * builds/unix/ftsystem.c (FT_Stream_Open): Handle return value 0 of
+ mmap (which might happen on some RTOS). From Savannah patch #5909.
+
+2007-05-03 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftobjs.c (FT_Set_Char_Size): Simplify code.
+ * include/freetype/freetype.h (FT_Set_Char_Size): Update
+ documentation.
+
+2007-04-28 Victor Stinner <victor.stinner@inl.fr>
+
+ * src/sfnt/sfobjs.c (sfnt_load_face): Check error code after loading
+ `cmap'.
+
+2007-04-27 Werner Lemberg <wl@gnu.org>
+
+ * src/truetype/ttgload.c (TT_Load_Simple_Glyph): Check for negative
+ number of points in contours. Problem reported by Victor Stinner
+ <victor.stinner@haypocalc.com>.
+ (TT_Process_Simple_Glyph): Synchronize variable types.
+
+2007-04-26 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftglyph.c (FT_Glyph_Copy): Always set second argument to
+ zero in case of error. This fixes Savannah bug #19689.
+
+2007-04-25 Boris Letocha <b.letocha@cz.gmc.net>
+
+ * src/truetype/ttobjs.c: Fix a typo that created a speed regression
+ in the TrueType bytecode loader.
+
+2007-04-10 Martin Horak <horakm@centrum.cz>
+
+ * src/sfnt/sfobjs.c (sfnt_load_face) [FT_CONFIG_OPTION_INCREMENTAL]:
+ Ignore `hhea' table. This fixes Savannah bug #19261.
+
+2007-04-09 Werner Lemberg <wl@gnu.org>
+
+
+ * Version 2.3.4 released.
+ =========================
+
+
+ Tag sources with `VER-2-3-4'.
+
+ * docs/CHANGES, docs/VERSION.DLL: Update documentation and bump
+ version number to 2.3.4.
+
+ * README, Jamfile (RefDoc), builds/win32/visualc/index.html,
+ builds/win32/visualc/freetype.dsp,
+ builds/win32/visualc/freetype.vcproj: s/2.3.3/2.3.4/, s/233/234/.
+
+ * include/freetype/freetype.h (FREETYPE_PATCH): Set to 4.
+
+ * builds/unix/configure.raw (version_info): Set to 9:15:3.
+
+2007-04-09 Martin Horak <horakm@centrum.cz>
+
+ * src/truetype/ttgload.c (load_truetype_glyph): Save and restore
+ memory stream to avoid a crash with the incremental memory
+ interface (Savannah bug #19260).
+
+2007-04-06 David Turner <david@freetype.org>
+
+ * src/base/ftbimap.c (ft_bitmap_assure_buffer): Fix buffer-overwrite bug
+ (Savannah bug #19536).
+
+2007-04-04 Werner Lemberg <wl@gnu.org>
+
+
+ * Version 2.3.3 released.
+ =========================
+
+
+ Tag sources with `VER-2-3-3'.
+
+ * docs/CHANGES: Mention CVE-2007-1351.
+
+2007-04-03 David Turner <david@freetype.org>
+
+ * src/base/ftobjs.c (FT_Set_Char_Size): As suggested by James Cloos,
+ if one of the resolution values is 0, treat it as if it were the
+ same as the other value.
+
+2007-04-02 David Turner <david@freetype.org>
+
+ Add special code to detect `extra-light' fonts and do not snap their
+ stem widths too much to avoid bizarre hinting effects.
+
+ * src/autofit/aflatin.h (AF_LatinAxisRec): Add `standard_width' and
+ `extra_light' members.
+
+ * src/autofit/aflatin.c (af_latin_metrics_init_widths): Initialize
+ them.
+ (af_latin_metrics_scale_dim): Set `extra_light'.
+ (af_latin_compute_stem_width): Use `extra_light'.
+
+2007-03-28 David Turner <david@freetype.org>
+
+ * src/base/ftbitmap.c (ft_bitmap_assure_buffer): Fix zero-ing of the
+ padding.
+
+2007-03-28 Werner Lemberg <wl@gnu.org>
+
+ * src/bdf/bdflib.c (setsbit, sbitset): Handle values >= 128
+ gracefully.
+ (_bdf_set_default_spacing): Increase `name' buffer size to 256 and
+ issue an error for longer names. This fixes CVE-2007-1351.
+ (_bdf_parse_glyphs): Limit allowed number of glyphs in font to the
+ number of code points in Unicode.
+
+ * builds/win32/visualc/index.html,
+ builds/win32/visualc/freetype.dsp,
+ builds/win32/visualc/freetype.vcproj, README: s/2.3.2/2.3.3/,
+ s/232/233/.
+
+ * docs/CHANGES: Mention ftdiff.
+
+2007-03-26 David Turner <david@freetype.org>
+
+ * src/truetype/ttinterp.c [FIX_BYTECODE]: Remove it and
+ corresponding code.
+ (Ins_MD): Last regression fix.
+
+ * src/autofit/aflatin.c (af_latin_metrics_init_blues): Fix blues
+ computations in order to ignore single-point contours. These are
+ never rasterized and correspond in certain fonts to mark-attach
+ points that are very far from the glyph's real outline, ruining the
+ computation.
+
+ * src/autofit/afloader.c (af_loader_load_g): In the case of
+ monospaced fonts, always set `rsb_delta' and `lsb_delta' to 0.
+ Otherwise code that uses them will most certainly ruin the fixed
+ advance property.
+
+ * docs/CHANGES, docs/VERSION.DLL, README, Jamfile (RefDoc): Update
+ documentation and bump version number to 2.3.3.
+
+ * include/freetype/freetype.h (FREETYPE_PATCH): Set to 3.
+
+ * builds/unix/configure.raw (version_info): Set to 9:14:3.
+
+2007-03-26 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * builds/unix/ftconfig.in: Disable Carbon framework dependency on
+ 64bit ABI on Mac OS X 10.4.x (ppc & i386). Found by Sean McBride.
+ * builds/vms/ftconfig.h: Ditto.
+ * include/freetype/config/ftconfig.h: Ditto.
+
+2007-03-22 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * builds/unix/ftsystem.c (FT_Stream_Open): Temporary fix to prevent
+ 32bit unsigned long overflow by 64bit filesize on LP64 platform, as
+ proposed by Sean McBride:
+ http://lists.gnu.org/archive/html/freetype-devel/2007-03/msg00032.html
+
+2007-03-22 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * builds/unix/ftconfig.in: Suppress SGI compiler's warning against
+ setjmp, proposed by Sean McBride:
+ http://lists.gnu.org/archive/html/freetype-devel/2007-03/msg00032.html
+
+2007-03-19 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * builds/unix/configure.raw: Dequote `OS_INLINE' in comment of
+ conftest.c, to avoid unexpected shell evaluation. Possibly it is a
+ bug or undocumented behaviour of autoconf.
+
+2007-03-18 David Turner <david@freetype.org>
+
+ * src/truetype/ttinterp.c (Ins_MDRP): Another bytecode regression
+ fix; testing still needed.
+
+ * src/truetype/ttinterp.c (Ins_MD): Another bytecode regression fix.
+
+2007-03-17 David Turner <david@freetype.org>
+
+ * src/truetype/ttinterp.c (Ins_IP): Fix wrong handling of the
+ (undocumented) twilight zone special case.
+
+2007-03-09 Werner Lemberg <wl@gnu.org>
+
+
+ * Version 2.3.2 released.
+ =========================
+
+
+ Tag sources with `VER-2-3-2'.
+
+ * builds/win32/visualc/index.html,
+ builds/win32/visualc/freetype.dsp,
+ builds/win32/visualc/freetype.vcproj, README: s/2.3.1/2.3.2/,
+ s/231/232/.
+
+2007-03-08 David Turner <david@freetype.org>
+
+ * docs/CHANGES, docs/VERSION.DLL: Updated for upcoming release.
+
+ * builds/unix/configure.raw (version_info): Set to 9:13:3.
+
+ * include/freetype/freetype.h (FREETYPE_PATCH): Set to 2.
+
+ * README, Jamfile (RefDoc): s/2.3.1/2.3.2/.
+
+ * src/base/ftutil.c (ft_mem_strcpyn): Fix a bug that prevented the
+ function to work properly, over-writing user-provided buffers in
+ some cases. Reported by James Cloos <cloos@jhcloos.com>.
+
+
+2007-03-05 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/config/ftstdlib.h (ft_strstr): New wrapper
+ macro for `strstr'.
+
+ * src/truetype/ttobjs.c (tt_face_init): Use ft_strstr for scanning
+ `trick_names', as suggested by Ivan Nincic.
+
+2007-03-05 David Turner <david@freetype.org>
+
+ * src/base/ftinit.c (FT_Init_FreeType): Fix a small memory leak in
+ case FT_Init_FreeType fails for some reason. Problem reported by
+ Maximilian Schwerin <maximilian.schwerin@buelowssiege.de>.
+
+ * src/truetype/ttobs.c (tt_size_init_bytecode): Clear the `x_ppem'
+ and `y_ppem' fields of the `TT_Size.metrics' structure, not those of
+ `TT_Size.root.metrics'. Problem reported by Daniel Glöckner
+ <daniel-gl@gmx.net>.
+
+ * src/type1/t1afm.c (T1_Read_PFM): Read kerning values as 16-bit
+ signed values, not unsigned ones. Problem reported by Johannes
+ Walther <joh_walt@yahoo.de>.
+
+2007-02-21 David Turner <david@freetype.org>
+
+ * src/pshinter/pshalgo.c (psh_hint_align): Fix a bug in the hinting
+ of small and ghost stems in the Postscript interpreter.
+
+2007-02-20 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/base/ftmac.c (FT_GetFileRef_From_Mac_ATS_Name): Fix memory
+ leak, patch by "Jjgod Jiang" <gzjjgod@gmail.com>.
+ * builds/mac/ftmac.c (FT_GetFileRef_From_Mac_ATS_Name): Ditto.
+
+2007-02-16 Werner Lemberg <wl@gnu.org>
+
+ * src/truetype/ttinterp.c (Ins_MD): Remove unused variable.
+ * src/autofit/aflatin.c (af_latin_hints_link_segments): Ditto.
+
+2007-02-14 David Turner <david@freetype.org>
+
+ It seems that the following changes fix most of the known
+ interpreter problems with my fonts, but more testing is needed,
+ though.
+
+ * src/truetype/ttinterp.c (FIX_BYTECODE): Activate.
+ (TT_MulFix14): Rewrite.
+ (Ins_MD, Ins_MDRP, Ins_IP) [FIX_BYTECODE]: Improved and updated.
+ (Ins_MIRP): Ditto.
+
+2007-02-12 Werner Lemberg <wl@gnu.org>
+
+ * src/truetype/ttinterp.c (Project_x, Project_y): Remove compiler
+ warnings.
+
+ * src/pcf/pcfread.c (pcf_interpret_style), src/bdf/bdfdrivr.c
+ (bdf_interpret_style): Ditto.
+
+2007-02-12 David Turner <david@freetype.org>
+
+ Simplify projection and dual-projection code interface.
+
+ * src/truetype/ttinterp.h (TT_Project_Func): Use `FT_Pos', not
+ FT_Vector' as argument type.
+ * src/truetype/ttinterp.c (CUR_Func_project, CUR_Func_dualproj):
+ Updated.
+ (CUR_fast_project, CUR_fast_dualproj): New macros.
+ (Project, Dual_Project, Project_x, Project_y): Updated.
+ (Ins_GC, Ins_SCFS, Ins_MDAP, Ins_MIAP, Ins_IP): Use new `fast'
+ macros.
+
+
+ * src/autofit/afloader.c (af_loader_load_g): Improve spacing
+ adjustments for the non-light auto-hinted modes. Gets rid of
+ `inter-letter spacing is too wide' problems.
+
+ * src/autofit/aflatin.c (af_latin_hints_link_segments,
+ af_latin_hints_compute_edges): Slight optimization of the segment
+ linker and better handling of serif segments to get rid of broken
+ `9' in Arial at 9pt (96dpi).
+
+
+ Introduce new string functions and the corresponding macros to get
+ rid of various uses of strcpy and other `evil' functions, as well as
+ to simplify a few things.
+
+ * include/freetype/internal/ftmemory.h (ft_mem_strdup, ft_mem_dup,
+ ft_mem_strcpyn): New declarations.
+ (FT_MEM_STRDUP, FT_STRDUP, FT_MEM_DUP, FT_DUP, FT_STRCPYN): New
+ macros.
+ * src/base/ftutil.c (ft_mem_dup, ft_mem_strdup, ft_mem_strcpyn): New
+ functions.
+
+ * src/bfd/bfddrivr.c (bdf_interpret_style, BDF_Face_Init),
+ src/bdf/bdflib.c (_bdf_add_property), src/pcf/pcfread.c
+ (pcf_get_properties, pcf_interpret_style, pcf_load_font),
+ src/cff/cffdrivr.c (cff_get_glyph_name), src/cff/cffload.c
+ (cff_index_get_sid_string), src/cff/cffobjs.c (cff_strcpy),
+ src/sfnt/sfdriver.c (sfnt_get_glyph_name), src/type1/t1driver.c
+ (t1_get_glyph_name), src/type42/t42drivr.c (t42_get_glyph_name,
+ t42_get_name_index): Use new functions and simplify code.
+
+ * builds/mac/ftmac.c (FT_FSPathMakeSpec): Don't use FT_MIN.
+
+2007-02-11 Werner Lemberg <wl@gnu.org>
+
+ * src/autofit/afloader.c (af_loader_load_g): Don't change width for
+ non-spacing glyphs.
+
+2007-02-07 Tom Parker <palfrey@tevp.net>
+
+ * src/cff/cffdrivr.c (cff_get_name_index): Protect against NULL
+ pointer.
+
+2007-02-05 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * include/freetype/ftmac.h (FT_DEPRECATED_ATTRIBUTE):
+ Introduce __attribute((deprecated))__ to warn functions
+ which use non-ANSI data types in its interfaces.
+ (FT_GetFile_From_Mac_Name): Deprecated, using FSSpec.
+ (FT_GetFile_From_Mac_ATS_Name): Deprecated, using FSSpec.
+ (FT_New_Face_From_FSSpec): Deprecated, using FSSpec.
+ (FT_New_Face_From_FSRef): Deprecated, using FSRef.
+
+ * src/base/ftmac.c: Predefine FT_DEPRECATED_ATTRIBUTE as void
+ to avoid warning in building FreeType.
+ * builds/mac/ftmac.c: Ditto.
+
+2007-02-05 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/base/ftbase.c: Fix to use builds/mac/ftmac.c, if configured
+ `--with-fsspec' etc. Replace #include "ftmac.c" with
+ #include <ftmac.c>.
+
+2007-02-05 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * include/freetype/ftmac.h (FT_GetFilePath_From_Mac_ATS_Name):
+ Introduced as replacement of FT_GetFile_From_Mac_ATS_Name.
+ * src/base/ftmac.c (FT_GetFilePath_From_Mac_ATS_Name): Ditto.
+ (FT_GetFile_From_Mac_ATS_Name): Rewritten as wrapper of
+ FT_GetFilePath_From_Mac_ATS_Name.
+ * builds/mac/ftmac.c: Ditto.
+
+2007-02-05 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * include/freetype/ftmac.h: Fixed wrong comment: FSSpec of
+ FT_GetFile_From_Mac_Name, FT_GetFile_From_Mac_ATS_Name are
+ for passing to FT_New_Face_From_FSSpec.
+
+2007-02-05 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * builds/unix/configure.raw: Check whether Mac OS X system headers
+ can be built under ANSI C mode.
+
+ * src/base/ftmac.c (OS_INLINE): Redefine OS_INLINE by a version
+ compatible to ANSI C in case system headers are ANSI C incompatible.
+ * builds/mac/ftmac.c (OS_INLINE): Ditto.
+
+2007-02-01 Werner Lemberg <wl@gnu.org>
+
+ * include/freetype/ttnameid.h (TT_MS_LANGID_DZONGHKA_BHUTAN):
+ Explain why applications shouldn't use it. Found by Alexei.
+
+2007-02-01 Alexei Podtelezhnikov <apodtele@gmail.com>
+
+ * builds/unix/freetype2.m4 (AC_CHECK_FT2): Fix spelling of warning
+ message.
+
+ * src/gxvalid/gxvmort1.c
+ (gxv_mort_subtable_type1_substTable_validate): Fix debugging
+ message.
+
+2007-01-31 Werner Lemberg <wl@gnu.org>
+
+
+ * Version 2.3.1 released.
+ =========================
+
+
+ Tag sources with `VER-2-3-1-FINAL'.
+
+ * builds/win32/visualc/freetype.dsp,
+ builds/win32/visualc/freetype.vcproj: s/230/231/.
+ * builds/win32/visualc/index.html: s/221/231/.
+
+ * vms_make.com: Add `ftgasp'.
+
+2007-01-30 David Turner <david@freetype.org>
+
+ Tag sources with VER-2-3-1 to prepare release.
+
+ * include/freetype/freetype.h (FREETYPE_PATCH): Set to 1.
+
+ * docs/VERSION.DLL, docs/release, README, Jamfile (RefDoc):
+ s/2.3.0/2.3.1/.
+
+ * builds/unix/configure.raw (version_info): Set to 9:12:3.
+
+
+ * src/autofit/aftypes.h (AF_USE_WARPER), src/autofit/afloader.c
+ (af_loader_load_g): Disable the warper (i.e., the light hinting
+ improvements) to make a 2.3.1 bugfix release before introducing a
+ new feature. This should give us more time to tune and improve the
+ warper for the next release.
+
+ * docs/CHANGES: Update accordingly.
+
+2007-01-25 David Turner <david@freetype.org>
+
+ For light auto-hinting, improve glyph advance widths and resurrect
+ normal/full hinting to its normal quality.
+
+ * src/autofit/afhints.h (AF_GlyphHintsRec): New members `xmin_delta'
+ and `xmax_delta'.
+ * src/autofit/afhints.c (af_glyph_hints_reload): Reset `xmin_delta'
+ and `xmax_delta'.
+
+ * src/autofit/afloader.c (af_loader_load_g) <AF_USE_WARPER>: Replace
+ preprocessor conditional with if-clause, handling both light and
+ normal mode.
+
+ * src/autofit/afwarp.c (AF_WarpScore): Fine-tune again.
+ (af_warper_compute): Handle `xmin_delta' and `xmax_delta'.
+
+2007-01-25 Werner Lemberg <wl@gnu.org>
+
+ * docs/release: Updated -- Savannah uses a new uploading scheme.
+
+2007-01-25 David Turner <david@freetype.org>
+
+ * src/cff/cffload.c (cff_index_get_pointers): Improve previous fix.
+
+ * src/cff/cffgload.c (cff_decoder_parse_charstrings)
+ <cff_op_callsubr, cff_op_callgsubr>: Fix sanity check for empty
+ functions.
+
+ * docs/CHANGES: Document light auto-hinting improvement.
+
+2007-01-25 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cffload.c (cff_index_get_pointers): Handle last entry
+ correctly in a sanity check. Since this function is only used to
+ load local and global functions, any charstring that called the last
+ local/global function would fail otherwise. This fixes Savannah bug
+ #18867.
+
+ * docs/CHANGES: Document it.
+
+2007-01-23 David Turner <david@freetype.org>
+
+ * src/truetype/ttobjs.c (tt_size_ready_bytecode): Fix typo that
+ prevented compilation when disabling both the unpatented and the
+ bytecode interpreter in the TrueType font driver.
+
+
+ Fix and enable the warper to improve `light' hinting mode. This is
+ not necessarily a final version, but it seems to work well.
+
+ * src/autofit/aflatin.c (af_latin_hints_init) [AF_USE_WARPER]:
+ Disable code.
+ (af_latin_hints_apply) [AF_USE_WARPER]: Handle FT_RENDER_MODE_LIGHT.
+ * src/autofit/aftypes.h: Activate AF_USE_WARPER.
+
+ * src/autofit/afwarp.c (AF_WarpScore): Tune table.
+ (af_warper_compute_line_best): Fix array size of `scores'.
+ (af_warper_compute): Better handling of border cases.
+ * src/autofit/afwarp.h (AF_WarperRec): Remove unused members `X1'
+ and `X2'.
+
+2007-01-21 Werner Lemberg <wl@gnu.org>
+
+ * ChangeLog: Split off older entries into...
+ * ChangeLog.22: This new file.
+
+2007-01-21 Werner Lemberg <wl@gnu.org>
+
+ * docs/CHANGES: Document SHZ fix.
+
+2007-01-21 George Williams <gww@silcom.com>
+
+ * src/truetype/ttinterp.c (Ins_SHZ): SHZ doesn't move phantom
+ points.
+
+2007-01-21 Werner Lemberg <wl@gnu.org>
+
+ * src/sfnt/ttmtx.c (tt_face_get_metrics)
+ [!FT_CONFIG_OPTION_OLD_INTERNALS]: Fix limit check.
+
+2007-01-17 Werner Lemberg <wl@gnu.org>
+
+
+ * Version 2.3.0 released.
+ =========================
+
+
+ Tag sources with `VER-2-3-0-FINAL'.
+
+2007-01-17 Werner Lemberg <wl@gnu.org>
+
+ * docs/release: Updated.
+
+2007-01-16 David Turner <david@freetype.org>
+
+ * src/autofit/aflatin.c (af_latin_hints_compute_segments),
+ src/cff/cffdriver.c (cff_ps_get_font_info), src/truetype/ttobjs.c
+ (tt_face_init), src/truetype/ttinterp.c (Ins_SHC): Fix compiler
+ warnings.
+
+2007-01-15 Detlef Würkner <TetiSoft@apg.lahn.de>
+
+ * builds/amiga/makefile, builds/amiga/makefile.os4,
+ builds/amiga/smakefile: Add `ftgasp.c' and `ftlcdfil.c'.
+
+ * builds/amiga/include/freetype/config/ftconfig.h: Synchronize.
+
+2007-01-14 Detlef Würkner <TetiSoft@apg.lahn.de>
+
+ Fix various compiler warnings.
+
+ * src/truetype/ttdriver.c (tt_size_select), src/cff/cffobjs.h,
+ src/cff/cffobjs.c (cff_size_request), src/type42/t42objs.h:
+ s/index/strike_index/.
+ * src/base/ftobjs.c (FT_Match_Size): s/index/size_index/.
+
+ * src/gxvalid/gxvmorx5.c
+ (gxv_morx_subtable_type5_InsertList_validate): s/index/table_index/.
+
+ * src/truetype/ttinterp.c (Compute_Point_Displacement),
+ src/pcf/pcfread.c (pcf_seek_to_table_type): Avoid possibly
+ uninitialized variables.
+
+2007-01-13 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * docs/CHANGES, docs/INSTALL.MAC: Improvements.
+
+2007-01-13 Werner Lemberg <wl@gnu.org>
+
+ * src/type1/t1afm.c (T1_Read_Metrics): MS Windows allows PFM
+ versions up to 0x3FF without complaining.
+
+2007-01-13 Derek Clegg <dclegg@apple.com>
+
+ Add FT_Get_PS_Font_Info interface to CFF driver.
+
+ * src/cff/cfftypes.h: Include FT_TYPE1_TABLES_H.
+ (CFF_FontRec): Add `font_info' field.
+
+ * src/cff/cffload.c: Include FT_TYPE1_TABLES_H.
+ (cff_font_done): Free font->font_info if necessary.
+
+ * src/cff/cffdrvr.c (cff_ps_get_font_info): New function.
+ (cff_service_ps_info): Register cff_ps_get_font_info.
+
+2007-01-13 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftoutln.c (FT_Outline_Get_Orientation): Fix compilation
+ with C++ compiler.
+
+ * src/autofit/afhints.c (af_glyph_hints_dump_segments,
+ af_glyph_hints_dump_edges): Ditto.
+
+ * src/base/rules.mk (BASE_SRC): Remove ftgasp.c (it's already in
+ `modules.cfg').
+
+ * src/sfnt/ttsbit0.h: Remove.
+
+ * src/sfnt/rules.mk (SFNT_DRV_SRC): Don't include ttsbit0.c.
+
+2007-01-12 David Turner <david@freetype.org>
+
+ * src/base/ftbitmap.c (ft_bitmap_assure_buffer): Fix memory stomping
+ bug in the bitmap emboldener if the pitch of the source bitmap is
+ much larger than its width.
+
+ * src/truetype/ttinterp.c (Update_Max): Fix aliasing-related
+ compilation warning.
+
+2007-01-12 Werner Lemberg <wl@gnu.org>
+
+ * builds/unix/install-sh, builds/unix/mkinstalldirs: Updated from
+ `automake' CVS module from sources.redhat.com.
+
+2007-01-11 Werner Lemberg <wl@gnu.org>
+
+ * src/type1/t1load.c (is_space): Removed.
+ (parse_encoding, parse_charstrings): Use IS_PS_DELIM.
+ (parse_charstrings): Use IS_PS_TOKEN.
+
+
+ * autogen.sh: Avoid bash specific syntax.
+
+2007-01-11 David Turner <david@freetype.org>
+
+ * docs/CHANGES: Small update.
+
+ * builds/unix/configure.raw (version_info): Set to 9:11:3.
+
+ * src/base/ftobjs.c (IsMacResource): Fix a small bug that caused a
+ crash with some Mac OS X .dfont files. Submitted by Masatake
+ Yamato.
+
+ * autogen.sh: Small fix to get it working on Mac OS X properly:
+ The issue is that GNU libtool is called `glibtool' on this platform,
+ and we must call `glibtoolize', since `libtoolize' doesn't exist.
+
+2007-01-10 David Turner <david@freetype.org>
+
+ * all-sources: Tag all sources with VER-2-3-0-RC1 and
+ VER-2-3-0.
+
+ * Jamfile (RefDoc), README, builds/win32/visualc/freetype.dsp,
+ builds/win32/visualc/freetype.vcproj, docs/VERSION.DLL: Update
+ version number to 2.3.0.
+
+ * include/freetype/freetype.h (FREETYPE_MINOR): Set to 3.
+ (FREETYPE_PATCH): Set to 0.
+
+ * include/freetype/ftchapters.h, include/freetype/ftgasp.h,
+ include/freetype/ftlcdfil.h: Update reference documentation with
+ GASP support and LCD filtering sections.
+
+ * src/pshinter/pshalgo.c (psh_glyph_compute_inflections): Fix a typo
+ which created an endless loop with some malformed font files.
+
+2007-01-10 Derek Clegg <dclegg@apple.com>
+
+ * src/type1/t1load.c (T1_Get_MM_Var): Always return fixed point
+ values.
+
+2007-01-08 David Turner <david@freetype.org>
+
+ * docs/CHANGES: Updated.
+
+ * include/freetype/ftgasp.h, src/base/ftgasp.c: New files which add
+ a new API `FT_Get_Gasp' to return entries of the `gasp' table
+ corresponding to a given character pixel size.
+
+ * src/sfnt/ttload.c (tt_face_load_gasp): Add version check for the
+ `gasp' table, in order to avoid potential problems with later
+ versions.
+
+ * include/freetype/config/ftheader.h (FT_GASP_H): New macro for
+ <freetype/ftgasp.h>.
+
+ * src/base/rules.mk (BASE_SRC), src/base/Jamfile (_sources),
+ modules.cfg (BASE_EXTENSIONS), builds/win32/visualc/freetype.dsp,
+ builds/win32/visualc/freetype.vcproj: Add src/base/ftgasp.c to the
+ default build.
+
+2007-01-07 Werner Lemberg <wl@gnu.org>
+
+ * src/cid/cidparse.c (cid_parser_new): Improve error message for
+ Type 11 fonts.
+ Scan for `/sfnts' token.
+
+2007-01-07 Werner Lemberg <wl@gnu.org>
+
+ * src/cid/cidparse.c (cid_parser_new): Reject Type 11 fonts.
+
+2007-01-06 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cffload.c (cff_index_init): Remove unused variable.
+ (cff_index_read_offset): s/perror/errorp/ to avoid global shadowing.
+
+2007-01-04 David Turner <david@freetype.org>
+
+ * src/pfr/pfrobjs.c (pfr_face_init): Detect non-scalable fonts
+ correctly. This fixes Savannah bug #17876.
+
+
+ Do not allocate interpreter-specific tables in memory if we are not
+ going to load glyphs with the bytecode interpreter anyway.
+
+ * src/truetype/ttgload.c (tt_loader_init): Load execution context
+ only if glyph is hinted.
+ Updated.
+ * src/truetype/ttobjs.h (TT_SizeRec): Add members `bytecode_ready'
+ and `cvs_ready'.
+ Add `tt_size_ready_bytecode' declaration.
+ * src/truetype/ttobjs.c (tt_size_done_bytecode,
+ tt_size_init_bytecode, tt_size_ready_bytecode): New functions.
+ (tt_size_init): Move most code into `tt_size_init_bytecode'.
+ (tt_size_done): Move most code into `tt_size_done_bytecode'.
+ (tt_size_reset): Move some code to `tt_size_ready_bytecode'.
+
+
+ Don't extract the metrics table from the SFNT font file. Instead,
+ reparse it on each glyph load. The runtime difference is not
+ noticeable, and it can save a lot of heap memory when memory-mapped
+ files are not used.
+
+ * include/freetype/internal/tttypes.h (TT_FaceRec): Add members
+ `horz_metrics_offset' and `vert_metrics_ofset'.
+ * src/sfnt/ttmtx.c (tt_face_load_hmtx, tt_face_get_metrics):
+ Updated.
+
+
+ * src/sfnt/ttcmap.c (tt_cmap4_validate): Slight optimization.
+
+
+ Do not load the CFF index offsets into memory, since this wastes a
+ *lot* of heap memory with large Asian CFF fonts. There is no
+ significant performance loss.
+
+ * src/cff/cffload.h: Add `cff_charset_cid_to_gindex' declaration.
+ * src/cff/cfftypes.h (CFF_IndexRec): Add fields `start' and
+ `data_size'.
+ (CFF_CharsetRec): Add field `num_glyphs'.
+
+ * src/cff/cffload.c (cff_index_read_offset, cff_index_load_offsets,
+ cff_charset_cid_to_gindex): New functions.
+ (cff_new_index): Renamed to...
+ (cff_index_init): This. Update all callers.
+ Updated -- some code has been moved to `cff_index_load_offsets'.
+ (cff_done_index): Renamed to...
+ (cff_index_done): This. Update all callers.
+ (cff_index_get_pointers, cff_index_access_element): Updated to use
+ stream offsets.
+ (cff_charset_compute_cids): Set `num_glyphs' field.
+ (cff_encoding_load): Updated.
+
+ * src/cff/cffgload.c (cff_slot_load): Updated.
+
+2007-01-04 David Turner <david@freetype.org>
+
+ * docs/INSTALL.UNIX: Simplify some parts, add reference to
+ autogen.sh and pointer to README.CVS.
+
+ * README.CVS: Add common problem description and solution
+ when running autogen.sh.
+
+ * docs/INSTALL: Add reference to MacOS X.
+
+ * docs/MAKEPP, docs/INSTALL.MAC: New documentation files.
+
+ * docs/TODO: Remove obsolete items.
+
+ * src/raster/ftraster.c: (TRaster_Instance): Replace it with...
+ (TWorker): This.
+ Remove `count_table' and `memory'.
+ Make `grays' a pointer.
+ (TRaster): New structure.
+ (count_table): New static array.
+ (RAS_ARGS, RAS_ARG, RAS_VARS, RAS_VAR, FT_UNUSED_RASTER, cur_ras,
+ Vertical_Gray_Sweep_Step, ft_black_new, ft_black_done,
+ ft_black_set_mode, ft_black_render): Updated.
+ (ft_black_init): Don't initialize `count_table'.
+ (ft_black_reset): Use the render pool. This saves about 6KB of
+ heap space for each FT_Library instance.
+
+ * src/smooth/ftgrays.c (TRaster): Replaced with...
+ (TWorker): This.
+ Remove `memory'.
+ (TRaster): New structure.
+
+ (RAS_ARG_, RAS_ARG, RAS_VAR_, RAS_VAR, ras, gray_render_line,
+ gray_move_to, gray_line_to, gray_conic_to, gray_cubic_to,
+ gray_render_span, gray_raster_render): Updated.
+ (gray_raster_reset): Use the render pool. This saves about 6KB of
+ heap space for each FT_Library instance.
+
+ * src/sfnt/sfobjs.c, src/sfnt/ttkern.c, src/sfnt/ttkern.h,
+ src/sfnt/ttmtx.c, src/sfnt/ttsbit.c, src/sfnt/ttsbit.h,
+ src/truetype/ttpload.c, include/freetype/config/ftoption.h: Remove
+ FT_OPTIMIZE_MEMORY macro (and code for !FT_OPTIMIZE_MEMORY) since
+ the optimization is no longer experimental.
+
+ * src/pshinter/pshalgo.c (psh_glyph_interpolate_normal_points):
+ Remove a typo that results in no hinting and a memory leak with some
+ large Asian CFF fonts.
+
+ * src/base/ftobjs.c (FT_Done_Library): Remove a subtle memory leak
+ which happens when FT_Done_Library is called with still opened
+ CFF_Faces in it. We need to close all faces before destroying the
+ modules, or else some bad things (memory leaks) may happen.
+
+2007-01-02 Werner Lemberg <wl@gnu.org>
+
+ * src/gxvalid/gxvkern.c (gxv_kern_subtable_fmt0_pairs_validate):
+ Remove compiler warning.
+
+2007-01-02 David Turner <david@freetype.org>
+
+ * src/sfnt/sfobjs.c: Add documentation comment.
+
+2006-12-31 Masatake YAMATO <jet@gyve.org>
+
+ * src/gxvalid/gxvkern.c (gxv_kern_subtable_fmt0_pairs_validate): New
+ function.
+ Check uniqueness of the gid pairs.
+ (gxv_kern_subtable_fmt0_validate): Move some code to
+ `gxv_kern_subtable_fmt0_pairs_validate'.
+
+2006-12-22 David Turner <david@freetype.org>
+
+ * src/autofit/aflatin.c, src/truetype/ttgload.c: Remove compiler
+ warnings.
+
+ * builds/win32/visualc/freetype.vcproj: Add _CRT_SECURE_NO_DEPRECATE
+ to avoid deprecation warnings with Visual C++ 8.
+
+2006-12-16 Anders Kaseorg <anders@kaseorg.com>
+
+ * src/base/ftlcdfil.c (FT_Library_SetLcdFilter)
+ [FT_FORCE_LIGHT_LCD_FILTER]: Fix typo.
+
+2006-12-15 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * include/freetype/internal/services/svotval.h: Add `volatile' to
+ sync with the modification by Jens Claudius on 2006-08-22; cf.
+ http://cvs.savannah.gnu.org/viewcvs/freetype/freetype2/src/otvalid/otvmod.c?r1=1.4&r2=1.5
+
+2006-12-15 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/base/ftmac.c: Specialized for Mac OS X only.
+ * builds/unix/ftconfig.in: Fixed for ppc64 missing Carbon framework.
+ * builds/unix/configure.raw: Ditto. When explicit switches for
+ FSSpec/FSRef/QuickDraw/ATS availability are given to configure,
+ builds/mac/ftmac.c is used instead of default src/base/ftmac.c.
+
+2006-12-15 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * builds/mac/ftmac.c: Copied src/base/ftmac.c for legacy system.
+ * builds/mac/FreeType.m68k_cfm.make.txt: Fix to use builds/mac/ftmac.c
+ instead of src/base/ftmac.c
+ * builds/mac/FreeType.ppc_carbon.make.txt: Ditto.
+ * builds/mac/FreeType.ppc_classic.make.txt: Ditto.
+ * builds/mac/FreeType.m68k_far.make.txt: Ditto, and exclude gxvalid.c
+ that cannot be built at present.
+
+2006-12-15 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/base/ftobjs.c: Improvement of resource fork handler for
+ POSIX, cf.
+ http://lists.gnu.org/archive/html/freetype-devel/2006-10/msg00025.html
+ (Mac_Read_sfnt_Resource): Count only `sfnt' resource of suitcase font
+ format or .dfont, to simulate the face index number counted by ftmac.c.
+ (IsMacResource): Return the number of scalable faces correctly.
+
+2006-12-10 Werner Lemberg <wl@gnu.org>
+
+ * builds/toplevel.mk (version): Protect against `distclean' target.
+
+2006-12-09 Werner Lemberg <wl@gnu.org>
+
+ * builds/*/*def.mk, builds/*/detect.mk (CAT): Define to either `cat'
+ or `type'.
+
+ * builds/freetype.mk (version): Extracted from freetype.h, using
+ GNU make's built-in string functions.
+ (refdoc): Use $(version) instead of static version number.
+
+2006-12-08 Werner Lemberg <wl@gnu.org>
+
+ * builds/toplevel.mk (dist): Extract version number from freetype.h.
+
+2006-12-08 Vladimir Volovich <vvv@vsu.ru>
+
+ * src/tools/apinames.c (State): Remove final comma in structure --
+ xlc v5 under AIX 4.3 doesn't like this.
+
+2006-12-07 David Turner <david@freetype.org>
+
+ * src/autofit/afloader.c (af_loader_load_g): Small adjustment
+ to the spacing of auto-fitted glyphs. This only impacts rare
+ cases (e.g., Arial Bold at rather small character sizes).
+
+2006-12-03 Werner Lemberg <wl@gnu.org>
+
+ * src/sfnt/rules.mk (SFNT_DRV_SRC): Add ttsbit0.c.
+
+2006-12-01 Werner Lemberg <wl@gnu.org>
+
+ * src/sfnt/sfobjs.c (tt_face_get_name): All Unicode strings are
+ encoded in UTF-16BE. Patch from Rajeev Pahuja <rpahuja@esri.com>.
+ (tt_name_entry_ascii_from_ucs4): Removed.
+
+
+ * include/freetype/ftxf86.h: Fix and extend comment so that it
+ appears in the documentation.
+
+ * include/freetype/ftchapters.h: Add `font_format' section.
+
+
+ * src/tools/docmaker/tohtml.py (HtmlFormatter::index_exit): Add link
+ to TOC in index page.
+
+2006-11-28 David Turner <david@freetype.org>
+
+ * src/smooth/ftgrays.c (gray_raster_render): Return 0 when we are
+ trying to render into a zero-width/height bitmap, not an error code.
+
+ * src/truetype/ttobjs.c (tt_face_init): Fix typo in previous patch.
+
+ * src/smooth/ftgrays.c: Remove hard-coded error values; use FreeType
+ ones instead.
+
+ * src/autofit/afhints.c (af_glyph_hints_dump_segments): Remove unused
+ variable.
+
+2006-11-26 Pierre Hanser <hanser@club-internet.fr>
+
+ * src/truetype/ttobjs.c (tt_face_init): Protect against NULL pointer.
+
+2006-11-25 David Turner <david@freetype.org>
+
+ * src/autofit/afhints.c (af_glyph_hints_dump_points,
+ af_glyph_hints_dump_segments, af_glyph_hints_dumpedges) [!AF_DEBUG]:
+ Add stubs to link the `ftgrid' test program when debugging is
+ disabled in the auto-hinter.
+
+2006-11-23 David Turner <david@freetype.org>
+
+ * src/autofit/afhints.c, src/autofit/afhints.h, src/autofit/aflatin.c,
+ src/autofit/aftypes.h: Miscellaneous auto-hinter improvements.
+
+ * src/autofit/afhints.c (af_glyph_hints_dump_segments) [AF_DEBUG]:
+ Emit more sensible information.
+
+ * src/autofit/afhints.h (AF_SegmentRec): Add `height' member.
+
+ * src/autofit/aflatin.c (af_latin_metrics_scale_dim): Improve
+ rounding of blue values.
+ (af_latin_hints_compute_segments): Hint segment heights.
+ (af_latin_hints_link_segments): Reduce `len_score' value.
+ (af_latin_hints_compute_edges): Increase `segment_length_threshold'
+ value and use `height' member for comparisons.
+ (af_latin_hint_edges): Extend logging message.
+ Improve handling of remaining edges.
+
+2006-11-22 Werner Lemberg <wl@gnu.org>
+
+ Fix Savannah bug #15553.
+
+ * src/truetype/ttgload.c (tt_loader_init): Re-execute the CVT
+ program after a change from mono to grayscaling (and vice versa).
+ Use correct constant for comparison to get `exec->grayscale'.
+
+2006-11-18 Werner Lemberg <wl@gnu.org>
+
+ Because FT_Load_Glyph expects CID values for CID-keyed fonts, the
+ test for a valid glyph index must be deferred to the font drivers.
+ This patch fixes Savannah bug #18301.
+
+ * src/base/ftobjs.c (FT_Load_Glyph): Don't check `glyph_index'.
+ * src/bdf/bdfdrivr.c (BDF_Glyph_Load), src/cff/cffgload.c
+ (cff_slot_load), src/cid/cidgload.c (cid_slot_load_glyph),
+ src/pcf/pcfdrivr.c (PCF_Glyph_Load), src/pfr/pfrobjs.c
+ (pfr_slot_load), src/truetype/ttdriver.c (Load_Glyph),
+ src/type1/t1gload.c (T1_Load_Glyph), src/winfonts/winfnt.c
+ (FNT_Load_Glyph): Check validity of `glyph_index'.
+
+2006-11-13 David Turner <david@freetype.org>
+
+ * src/truetype/ttinterp.c (FIX_BYTECODE): Undefine. The interpreter
+ `enhancements' are still too buggy for general use.
+
+ * src/base/ftlcdfil.c: Add support for FT_FORCE_LIGHT_LCD_FILTER and
+ FT_FORCE_LEGACY_LCD_FILTER at compile time. Define these macros
+ when building the library to change the default LCD filter to be
+ used. This is only useful for experimentation.
+
+ * include/freetype/ftlcdfil.h: Update documentation.
+
+2006-11-10 David Turner <david@freetype.org>
+
+ * src/smooth/ftsmooth.c: API change for the LCD
+ filter. The FT_LcdFilter value is an enumeration describing which
+ filter to apply, with new values FT_LCD_FILTER_LIGHT and
+ FT_LCD_FILTER_LEGACY (the latter implements the LibXft original
+ algorithm which produces strong color fringes for everything
+ except very-well hinted text).
+
+ * include/freetype/ftlcdfil.h (FT_Library_SetLcdFilter): Change
+ second parameter to an enum type.
+
+ * src/base/ftlcdfil.c (USE_LEGACY): Define.
+ (_ft_lcd_filter): Rename to...
+ (_ft_lcd_filter_fir): This.
+ Update parameters.
+ (_ft_lcd_filter_legacy) [USE_LEGACY]: New filter function.
+ (FT_Library_Set_LcdFilter): Update parameters.
+ Handle new filter modes.
+
+ * include/internal/ftobjs.h: Include FT_LCD_FILTER_H.
+ (FT_Bitmap_LcdFilterFunc): Change third argument to `FT_Library'.
+ (FT_LibraryRec) [FT_CONFIG_OPTION_SUBPIXEL_RENDERING]: Add filtering
+ callback and update other fields.
+
+ * src/smooth/ftsmooth.c (ft_smooth_render_generic)
+ [FT_CONFIG_OPTION_SUBPIXEL_RENDERING]: Update.
+ Other minor improvements.
+
+ * src/autofit/aflatin.c: Various tiny improvements that drastically
+ improve the handling of serif fonts and of LCD/LCD_V hinting modes.
+ (af_latin_hints_compute_edges): Fix typo.
+ (af_latin_compute_stem_width): Take better care of diagonal stems.
+
+2006-11-09 David Turner <david@freetype.org>
+
+ * src/pshinter/pshalgo.c (psh_glyph_compute_inflections): Fix
+ typo which created a variable-used-before-initialized bug.
+
+2006-11-07 Zhe Su <james.su@gmail.com>
+
+ * src/base/ftsynth.c (FT_GlyphSlot_Embolden): Handle vertical layout
+ also.
+
+2006-11-03 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftcalc.c: Don't use `long long' but `FT_Int64'.
+
+2006-11-02 David Turner <david@freetype.org>
+
+ Add a few tweaks to better handle serif fonts.
+ Add more debugging messages.
+
+ * src/autofit/aflatin.c (af_latin_hints_compute_edges): Ignore
+ segments that are less than 1.5 pixels high. This gets rid of
+ *many* corner cases with serifs.
+ (af_latin_align_linked_edge): Add logging message.
+ (af_latin_hint_edges): Use AF_HINTS_DO_BLUES.
+ Add logging messages.
+ Handle AF_EDGE_FLAG flag specially.
+
+ * src/autofit/afmodule.c [AF_DEBUG]: Add _af_debug,
+ _af_debug_disable_blue_hints, and _af_debug_hints variables.
+
+ * src/autofit/aftypes.h (AF_LOG) [AF_DEBUG]: Use _af_debug.
+ Update external declarations.
+ (af_corner_orientation, af_corner_is_flat): Replaced by...
+
+ * include/freetype/internal/ftcalc.h (ft_corner_orientation,
+ ft_corner_is_flat): These declarations.
+
+ * src/autofit/afangles.c (af_corner_orientation, af_corner_is_flat):
+ Comment out. Replaced by...
+
+ * src/base/ftcalc.h (ft_corner_orientation, ft_corner_is_flat):
+ These functions. Update all callers.
+ (FT_Add64) [!FT_LONG64]: Simplify.
+
+ * src/autofit/afhints.c: Include FT_INTERNAL_CALC_H.
+ (af_direction_compute): Add a missing FT_ABS call. This bug caused
+ production of garbage by missing lots of segments.
+
+ * src/autofit/afhints.h (AF_HINTS_DO_BLUES): New macro.
+
+ * src/autofit/afloader.c (af_loader_init, af_loader_done)
+ [AF_DEBUG]: Set _af_debug_hints.
+
+
+ * src/pshinter/pshalgo.c: Include FT_INTERNAL_CALC_H.
+ (psh_corner_is_flat, psh_corner_orientation): Use ft_corner_is_flat
+ and ft_corner_orientation.
+
+
+ * src/gzip/inftrees.c (huft_build): Remove compiler warning.
+
+2006-10-24 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cffload.c (cff_encoding_load): Remove unused variable.
+
+ * src/base/ftobjs.c (FT_Select_Charmap): Disallow FT_ENCODING_NONE
+ as argument.
+
+2006-10-23 Zhe Su <zsu@novell.com>
+
+ * src/base/ftoutln.c (FT_Outline_Get_Orientation): Re-implement to
+ better deal with broken Asian fonts with strange glyphs, having
+ self-intersections and other peculiarities. The used algorithm is
+ based on the nonzero winding rule.
+
+2006-10-23 David Turner <david@freetype.org>
+
+ Speed up the CFF font loader. With some large CFF fonts,
+ FT_Open_Face is now more than three times faster.
+
+ * src/cff/cffload.c (cff_get_offset): Removed.
+ (cff_new_index): Inline functionality of `cff_get_offset'.
+ (cff_charset_compute_cids, cff_charset_free_cids): New functions.
+ (cff_charset_done): Call `cff_charset_free_cids'.
+ (cff_charset_load): Call `cff_charset_compute_cids'.
+ (cff_encoding_load) <Populate>: Ditto, to replace inefficient loop.
+
+ * src/sfnt/ttmtx.c (tt_face_load_hmtx): Replace calls to FT_GET_XXX
+ with FT_NEXT_XXX.
+
+
+ Speed up the Postscript hinter, with more than 100% speed increase
+ on my machine.
+
+ * src/pshinter/pshalgo.c (psh_corner_is_flat,
+ psh_corner_orientation): New functions.
+ (psh_glyph_compute_inflections): Merge loops for efficiency.
+ Use `psh_corner_orientation'.
+ (psh_glyph_init): Use `psh_corner_is_flat'.
+ (psh_hint_table_find_strong_point): Renamed to...
+ (psh_hint_table_find_strong_points): This.
+ Rewrite, adding argument to handle all points at once.
+ Update all callers.
+ (PSH_MAX_STRONG_INTERNAL): New macro.
+ (psh_glyph_interpolate_normal_points): Rewrite for efficiency.
+
+2006-10-15 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/base/ftmac.c (FT_New_Face_From_FOND): Initialize variable
+ `error' with FT_Err_Ok.
+
+2006-10-14 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * docs/INSTALL.CROSS: New document file for cross-building.
+
+ * builds/unix/configure.raw: Preliminary cross-building support.
+ Find native C compiler and pass it by CC_BUILD, and
+ find suffix for native executable and pass it by EXEEXT_BUILD.
+ Also suffix for target executable is passed by EXEEXT.
+
+ * builds/unix/unix-cc.in (CCraw_build, E_BUILD): New variables to
+ build `apinames' which runs on building system. They are set by
+ CC_BUILD and EXEEXT_BUILD.
+
+ * builds/exports.mk (APINAMES_EXE): Change the extension for
+ apinames from the suffix for target (E) to that for building host
+ (E_BUILD).
+
+2006-10-12 Werner Lemberg <wl@gnu.org>
+
+ * docs/INSTALL.UNX, docs/UPGRADE.UNX: Renamed to...
+ * docs/INSTALL.UNIX, docs/UPGRADE.UNIX: This. Update all documents
+ which reference those files.
+
+2006-10-12 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * builds/unix/configure.raw (FT2_EXTRA_LIBS): New variable. It is
+ embedded in freetype2.pc and freetype-config. Use it to record
+ Carbon dependency of MacOSX.
+
+ * builds/unix/freetype2.in: Embed FT2_EXTRA_LIBS.
+
+ * builds/unix/freetype-config.in: Ditto.
+
+2006-10-11 Werner Lemberg <wl@gnu.org>
+
+ * devel/ftoption.h (FT_CONFIG_OPTION_SUBPIXEL_RENDERING): Define for
+ development.
+
+2006-10-03 Jens Claudius <jens.claudius@yahoo.com>
+
+ * include/freetype/config/ftstdlib.h: Cast away volatileness from
+ argument to ft_setjmp.
+
+ * include/freetype/internal/ftvalid.h: Add comment that
+ ft_validator_run must not be used.
+
+2006-10-01 Werner Lemberg <wl@gnu.org>
+
+ * src/base/ftbase.c: Undo change from 2006-09-30.
+
+ * src/base/rules.mk (BASE_SRC): Remove `ftlcdfil.c'.
+
+2006-09-30 David Turner <david@freetype.org>
+
+ * include/freetype/internal/ftobjs.h (FT_Face_InternalRec):
+ s/unpatented_hinting/ignore_unpatented_hinter/.
+ Update all callers.
+
+ * src/base/ftobjs.c (FT_Load_Glyph): Refine the algorithm whether
+ auto-hinting shall be used or not.
+
+ * src/truetype/ttobjs.c (tt_face_init): Ditto.
+
+2006-09-30 Werner Lemberg <wl@gnu.org>
+
+ * src/base/rules.mk (BASE_SRC): Remove `ftapi.c' (which is no longer
+ in use).
+
+ * src/base/ftbase.c: Include `ftlcdfil.c'.
+
+2006-09-29 Werner Lemberg <wl@gnu.org>
+
+ * src/sfnt/ttcmap.c (tt_cmap4_char_map_binary): Fix algorithm for
+ overlapping segments. Bug reported by Stefan Koch.
+
+2006-09-28 David Turner <david@freetype.org>
+
+ Fix a bug in the automatic unpatented hinting support which prevents
+ normal bytecode hinting to work properly.
+
+ * include/freetype/internal/ftobjs.h (FT_Face_InternalRec):
+ s/force_autohint/unpatented_hinting/. Update all callers.
+
+ * src/base/ftobjs.c (FT_Load_Glyph): Updated code.
+
+ * src/autofit/aftypes.h (AF_DEBUG): Undefine to get rid of traces.
+
+2006-09-27 David Turner <david@freetype.org>
+
+ * include/freetype/freetype.h (FT_FREETYPE_PATCH): Set to 2.
+
+
+ Add a new API to support color filtering of subpixel glyph bitmaps.
+ In a default build, the function `FT_Library_SetLcdFilter' returns
+ `FT_Err_Unimplemented_Feature'; you need to #define
+ FT_CONFIG_OPTION_SUBPIXEL_RENDERING in ftoption.h to compile the
+ real implementation.
+
+ * include/freetype/ftlcdfil.h, src/base/ftlcdfil.c: New files.
+
+ * include/freetype/internal/ftobjs.h (FT_Bitmap_LcdFilterFunc): New
+ typedef.
+ (FT_LibraryRec) [FT_CONFIG_OPTION_SUBPIXEL_RENDERING]: New members
+ `lcd_filter_weights' and `lcd_filter'.
+
+ * src/smooth/ftsmooth.c (ft_smooth_render_generic): Remove arguments
+ `hmul' and `vmul'.
+
+ Handle subpixel rendering.
+ Simplify function.
+ (ft_smooth_render_lcd): Use `FT_RENDER_MODE_LCD'.
+ (ft_smooth_render_lcd_v): Use `FT_RENDER_MODE_LCD_V'.
+
+ * include/freetype/config/ftheader.h (FT_LCD_FILTER_H): New macro,
+ pointing to <freetype/ftlcdfil.h>.
+
+ * src/base/Jamfile (_sources), src/base/rules.mk (BASE_SRC),
+ vms_make.com: Add `ftlcdfil.c' to the list of compiled source files.
+
+ * modules.cfg (BASE_EXTENSIONS): Add ftlcdfil.c.
+
+2006-09-26 David Bustin
+
+ * src/pfr/pfrobjs.c (pfr_face_get_kerning): Skip adjustment bytes
+ correctly. Reported as Savannah bug #17843.
+
+2006-09-26 David Turner <david@freetype.org>
+
+ * src/autofit/afhints.h (AF_HINTS_DO_HORIZONTAL,
+ AF_HINTS_DO_VERTICAL, AF_HINTS_DO_ADVANCE): New macros to disable
+ horizontal and vertical hinting for the purpose of debugging the
+ auto-fitter.
+
+ * src/autofit/afmodule.c (_af_debug_disable_horz_hints,
+ _af_debug_disable_vert_hints) [AF_DEBUG]: New global variables.
+
+ * src/autofit/aftypes.h [AF_DEBUG]: Declare above variables.
+
+ * include/freetype/config/ftoption.h, devel/ftoption.h
+ (FT_CONFIG_OPTION_SUBPIXEL_RENDERING): New macro to control whether
+ we want to compile LCD-optimized rendering code (à la ClearType) or
+ not. The macro *must* be disabled in default builds of the library
+ for patent reasons.
+
+ * src/smooth/ftsmooth.c (ft_smooth_render_generic): Disable
+ LCD-specific rendering when FT_CONFIG_OPTION_SUBPIXEL_RENDERING
+ isn't defined at compile time. This only changes the content of the
+ rendered glyph to match the one of normal gray-level rendering,
+ hence clients should not need to be modified.
+
+ * docs/CHANGES: Updated.
+
+2006-09-18 Garrick Meeker <garrick@digitalanarchy.com>
+
+ * src/base/ftmac.c (FT_New_Face_From_FOND): Fall back to SFNT if
+ LWFN fails and both are available.
+
+2006-09-11 David Turner <david@freetype.org>
+
+ * src/sfnt/sfobjs.c (tt_face_get_name): Support some fonts which
+ report their English names through an Apple Roman
+ (platform,encoding) pair, with language_id != English.
+
+ If the font uses another name entry with language_id == English, it
+ will be selected correctly, though.
+
+ * src/truetype/ttobjs.c (tt_face_init): Add unpatented hinting
+ selection for `mingli.ttf'.
+
+2006-09-05 Werner Lemberg <wl@gnu.org>
+
+ * src/truetype/ttpload.c (tt_face_load_hdmx): Handle `record_size'
+ values which have the upper two bytes set to 0xFF instead of 0x00
+ (as it happens in at least two CJKV fonts, `HAN NOM A.ttf' and
+ `HAN NOM B.ttf').
+
+ * src/smooth/ftgrays.c [GRAYS_USE_GAMMA]: Really remove all code.
+
+2006-09-05 David Turner <david@freetype.org>
+
+ Minor source cleanups and optimizations.
+
+ * src/smooth/ftgrays.c (GRAYS_COMPACT): Removed.
+ (TRaster): Remove `count_ex' and `count_ey'.
+ (gray_find_cell): Remove 2nd and 3rd argument.
+ (gray_alloc_cell): Merged with `gray_find_cell'.
+ (gray_record_cell): Simplify.
+ (gray_set_cell): Rewrite.
+ (gray_start_cell): Apply offsets to `ras.ex' and `ras.ey'.
+ (gray_render_span): Don't use FT_MEM_SET for small values.
+ (gray_dump_cells) [DEBUG_GRAYS]: New function.
+ (gray_sweep): Avoid buffer overwrites when to drawing the end of a
+ bitmap scanline.
+ (gray_convert_glyph): Fix speed-up.
+
+2006-09-04 David Turner <david@freetype.org>
+
+ * src/smooth/ftgrays.c (gray_convert_glyphs): Make it work with
+ 64bit processors.
+
+2006-09-03 Werner Lemberg <wl@gnu.org>
+
+ * devel/ftoption.h: Synchronize with
+ include/freetype/config/ftoption.h.
+
+ * src/smooth/ftgrays.c (gray_record_cell): Remove shadowing
+ variable declaration.
+ (gray_convert_glyph): Fix compiler warnings.
+
+2006-09-01 David Turner <david@freetype.org>
+
+ * src/truetype/ttobjs.c (tt_face_init): Update the TrueType loader
+ to recognize a few fonts that require the automatic unpatented
+ loader.
+
+ * src/smooth/ftgrays.c: Optmize the performance of the anti-aliased
+ rasterizer. The speed improvement is between 15% and 25%, depending
+ on the font data.
+
+ (GRAYS_USE_GAMMA, GRAYS_COMPACT): Removed, and all associated code.
+ (TCell): Redefine.
+ (TRaster): New members `buffer', `buffer_size', `ycells', `ycount'.
+ (gray_init_cells): Updated.
+ (gray_find_cell, gray_alloc_cell): New functions.
+ (gray_record_cell): Rewritten to use `gray_find_cell' and
+ `gray_alloc_cell'.
+ (PACK, LESS_THAN, SWAP_CELLS, DEBUG_SORT, QUICK_SORT, SHELL_SORT,
+ QSORT_THRESHOLD):
+ Removed.
+ (gray_shell_sort, gray_quick_sort, gray_check_sort,
+ gray_dump_cells): Removed.
+ (gray_sweep): Rewritten.
+ (gray_convert_glyph): Rewrite code which used one of the sorting
+ functions.
+ (gray_raster_render): Updated.
+
+2006-08-29 Dr. Werner Fink <werner@suse.de>
+
+ * configure: Make it possible to handle configure options which
+ have strings containing spaces.
+
+2006-08-27 David Turner <david@freetype.org>
+
+ * include/freetype/config/ftoption.h (TT_USE_BYTECODE_INTERPRETER):
+ New macro, defined if either TT_CONFIG_OPTION_BYTECODE_INTERPRETER
+ or TT_CONFIG_OPTION_UNPATENTED_HINTING is defined.
+
+ * include/freetype/internal/ftcalc.h, src/base/ftcalc.c,
+ src/truetype/truetype.c, src/truetype/ttdriver.c,
+ src/truetype/ttgload.c, src/truetype/ttgload.h,
+ src/truetype/ttinterp.c, src/truetype/ttobjs.c,
+ src/truetype/ttobjs.h, src/truetype/ttpload.c, src/type42/t42drivr.c:
+ s/TT_CONFIG_OPTION_BYTECODE_INTERPRETER/TT_USE_BYTECODE_INTERPRETER/.
+
+ * include/freetype/internal/ftobjs.h (FT_Face_InternalRec): New
+ member `force_autohint'.
+
+ * src/base/ftobjs.c (FT_Load_Glyph): Use `force_autohint'.
+
+ * src/truetype/ttobjs.c (tt_face_init): Prepare code for testing
+ against a list of font names which need the bytecode interpreter.
+
+2006-08-27 Jens Claudius <jens.claudius@yahoo.com>
+
+ Fix miscellaneous compiler warnings.
+
+ * include/freetype/internal/ftobjs.h: Close comment with `*/' to
+ avoid `/* in comment' compiler warning.
+
+ * src/base/ftdbgmem.c (ft_mem_table_get_source): Turn cast
+ `(FT_UInt32)(void*)' into `(FT_UInt32)(FT_PtrDist)(void*)' since on
+ 64-bit platforms void* is larger than FT_UInt32.
+
+ * src/base/ftobjs.c (t_validator_error): Cast away
+ volatileness of argument to ft_longjmp. Spotted by Werner
+ `Putzfrau' Lemberg.
+
+ * src/bdf/bdflib.c (bdf_load_font): Initialize local
+ variable `lineno'.
+
+ * src/gxvalid/gxvmod.c (classic_kern_validate): Mark local variable
+ `error' as volatile.
+
+2006-08-27 Werner Lemberg <wl@gnu.org>
+
+ * builds/unix/ftconfig.in: Synchronize with main ftconfig.h.
+ Reported by Jens.
+
+2006-08-22 Jens Claudius <jens.claudius@yahoo.com>
+
+ Fix for previous commit, which caused many compiler warnings/errors
+ about addresses of volatile objects passed as function arguments as
+ non-volatile pointers.
+
+ * include/freetype/internal/ftvalid.h: Make FT_Validator typedef a
+ pointer to a volatile object.
+
+ * src/gxvalid/gxvmod.c (gxv_load_table): Make function argument
+ `table' a pointer to a volatile object.
+
+ * src/otvalid/otvmod.c (otv_load_table): Make function argument
+ `table' a pointer to a volatile object.
+
+2006-08-18 Jens Claudius <jens.claudius@yahoo.com>
+
+ * src/gxvalid/gxvmod.c (GXV_TABLE_DECL): Mark local variable `_sfnt'
+ as volatile since it must keep its value across a call to ft_setjmp.
+ (gxv_validate): Same for local variables `memory' and `valid'.
+ (classic_kern_validate): Same for local variables `memory',
+ `ckern', and `valid'.
+
+ * src/otvalid/otvmod.c (otv_validate): Same for function parameter
+ `face' and local variables `base', `gdef', `gpos', `gsub', `jstf',
+ and 'valid'.
+
+ * src/sfnt/ttcmap.c (tt_face_build_cmaps): Same for local variable
+ `cmap'.
+
+2006-08-16 David Turner <david@freetype.org>
+
+ * src/cid/cidgload.c (cid_slot_load_glyph): Remove compiler
+ warnings.
+
+ * src/base/ftobjs.c (ft_validator_run): Disable function; it is
+ buggy by design. Always return -1.
+
+
+ Improvements to native TrueType hinting. This is a first try,
+ controlled by the FIX_BYTECODE macro in src/truetype/ttinterp.c.
+
+ * include/freetype/internal/ftgloadr.h (FT_GlyphLoadRec): Add member
+ `extra_points2'.
+
+ * include/freetype/internal/tttypes.h (TT_GlyphZoneRec): Add member
+ `orus'.
+
+ * src/base/ftgloadr.c (FT_GlyphLoader_Reset,
+ FT_GlyphLoader_Adjust_Points, FT_GlyphLoader_CreateExtra,
+ FT_GlyphLoader_CheckPoints, FT_GlyphLoader_CopyPoints): Updated to
+ handle `extra_points2'.
+
+ * src/truetype/ttgload.c (tt_prepare_zone): Handle `orus'.
+ Remove compiler warning.
+ (cur_to_arg): Remove macro.
+ (TT_Hint_Glyph): Updated.
+ (TT_Process_Simple_Glyph): Handle `orus'.
+
+ * src/truetype/ttinterp.c (FIX_BYTECODE): New macro.
+ (Ins_MD, Ins_MDRP, Ins_IP) [FIX_BYTECODE]: Handle `orus'.
+ (LOC_Ins_IUP): Renamed to...
+ (IUP_WorkerRec): This.
+ Add `orus' member.
+ (Shift): Renamed to...
+ (_iup_worker_shift): This.
+ Updated.
+ (Interp): Renamed to...
+ (_iup_worker_interpolate): This.
+ Updated to handle `orus'.
+ (Ins_IUP): Updated.
+
+ * src/truetype/ttobjs.c (tt_glyphzone_done, tt_glyphzone_new):
+ Handle `orus'.
+
+2006-08-15 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * modules.cfg (BASE_EXTENSIONS): Compile in ftgxval.c by default to
+ build ftvalid in ft2demos. This has been inadvertedly changed
+ 2006-08-13.
+
+2006-08-15 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ `ft_validator_run' wrapping `setjmp' can cause a crash, as found by
+ Jens:
+ http://lists.gnu.org/archive/html/freetype-devel/2006-08/msg00004.htm.
+
+ * src/otvalid/otvmod.c: Replace `ft_validator_run' by `ft_setjmp'.
+ It reverts the change introduced on 2005-08-20.
+
+ * src/gxvalid/gxvmod.c: Ditto.
+
+2006-08-13 Jens Claudius <jens.claudius@yahoo.com>
+
+ * finclude/freetype/internal/psaux.h: (T1_TokenType): Add
+ T1_TOKEN_TYPE_KEY.
+ (T1_FieldRec): Add `dict'.
+ (T1_FIELD_DICT_FONTDICT, T1_FIELD_DICT_PRIVATE): New macros.
+ (T1_NEW_XXX, T1_FIELD_XXX): Update to take the dictionary where a PS
+ keyword is expected as an additional argument.
+
+ * src/cid/cidload.c: (cid_field_records): Adjust invocations of
+ T1_FIELD_XXX.
+
+ * src/cid/cidtoken.h: Adjust invocations of T1_FIELD_XXX.
+
+ * src/psaux/psobjs.c: Add macro FT_COMPONENT for tracing.
+ (ps_parser_to_token): Report a PostScript key as T1_TOKEN_TYPE_KEY,
+ not T1_TOKEN_TYPE_ANY.
+ (ps_parser_load_field): Make sure a token that should be a string or
+ name is really a string or name.
+ Avoid memory leak if a keyword has been already encountered and its
+ value is overwritten.
+ * src/type1/t1load.c: (t1_keywords): Adjust invocations of
+ T1_FIELD_XXX.
+ (parse_dict): Ignore keywords that occur in the wrong dictionary
+ (e.g., in `Private' instead of `FontDict').
+
+ * src/type1/t1tokens.h: Adjust invocations of T1_FIELD_XXX.
+
+ * src/type42/t42parse.c: (t42_keywords): Adjust invocations of
+ T1_FIELD_XXX.
+
+2006-07-18 Jens Claudius <jens.claudius@yahoo.com>
+
+ Move creation of field `buildchar' of T1_DecoderRec out of
+ `t1_decoder_init' and let the caller of `t1_decoder_init' take care
+ of it.
+
+ Call the finisher for T1_Decoder in `cid_face_compute_max_advance'
+ and `T1_Compute_Max_Advance'.
+
+ * include/freetype/internal/psaux.h (T1_DecoderRec): Remove field
+ `face', add `len_buildchar'.
+
+ * include/freetype/internal/t1types.h (T1_FaceRec): Add field
+ `buildchar'.
+
+ * src/cid/cidgload.c (cid_face_compute_max_advance): Call finisher
+ for T1_Decoder.
+ (cid_slot_load_glyph): Do not ignore failure when initializing the
+ T1_Decoder.
+
+ * src/psaux/t1decode.c (t1_decoder_parse_charstrings): Updated.
+ (t1_decoder_init): Remove initialization of fields `buildchar' and
+ `len_buildchar'.
+ (t1_decoder_done): Remove deallocation of field `buildchar'.
+
+ * freetype/src/type1/t1gload.c (T1_Compute_Max_Advance): Initialize
+ T1_Decoder's `buildchar' and `len_buildchar'; call finisher for
+ T1_Decoder.
+ (T1_Load_Glyph): Initialize T1_Decoder's `buildchar' and
+ `len_buildchar'; make sure to call finisher for T1_Decoder even in
+ case of error.
+
+ * src/type1/t1load.c (T1_Open_Face): Allocate new field `buildchar'
+ of T1_FaceRec.
+
+ * src/type1/t1objs.c (T1_Face_Done): Free new field `buildchar' of
+ T1_FaceRec.
+
+2006-07-14 Jens Claudius <jens.claudius@yahoo.com>
+
+ * include/freetype/internal/psaux.h: New macros IS_PS_NEWLINE,
+ IS_PS_SPACE, IS_PS_SPECIAL, IS_PS_DELIM, IS_PS_DIGIT, IS_PS_XDIGIT,
+ and IS_PS_BASE85 (from src/psaux/psconv.h).
+ (T1_FieldLocation): Add T1_FIELD_LOCATION_LOADER,
+ T1_FIELD_LOCATION_FACE, and T1_FIELD_LOCATION_BLEND.
+ (T1_DecoderRec): New fields `buildchar' and `face'.
+ (IS_PS_TOKEN): New macro.
+
+ * include/freetype/internal/t1types.h (T1_FaceRec): New fields
+ `ndv_idx', `cdv_idx', and `len_buildchar'.
+
+ * include/freetype/t1tables.h (PS_BlendRec): New fields
+ `default_design_vector' and `num_default_design_vector'.
+
+ * src/psaux/psconv.h: Move macros IS_PS_NEWLINE, IS_PS_SPACE,
+ IS_PS_SPECIAL, IS_PS_DELIM, IS_PS_DIGIT, IS_PS_XDIGIT, and
+ IS_PS_BASE85 to include/freetype/internal/psaux.h.
+
+ * src/psaux/psobjs.c (ps_parser_to_token_array): Allow `token'
+ argument to be NULL if we want only to count the number of tokens.
+ (ps_tocoordarray): Allow `coords' argument to be NULL if we just
+ want to skip the array.
+ (ps_tofixedarray): Allow `values' argument to be NULL if we just
+ want to skip the array.
+
+ * src/psaux/t1decode.c (t1_decoder_parse_charstrings): Add support
+ for (partially commented out) othersubrs 19-25, 27, and 28.
+ (t1_decoder_init): Initialize new fields `face' and `buildchar'.
+ (t1_decoder_done): Release new field `buildchar'.
+
+ * src/type1/t1load.c (parse_buildchar, parse_private): New
+ functions.
+ (t1_keywords): Register them.
+ (t1_allocate_blend): Updated.
+ (t1_load_keyword): Handle field types T1_FIELD_LOCATION_LOADER,
+ T1_FIELD_LOCATION_FACE and T1_FIELD_LOCATION_BLEND.
+ (parse_dict): Remove `keyword_flags' argument.
+ Use new macro IS_PS_TOKEN.
+ Changed function so that later PostScript definitions override
+ earlier ones.
+ (t1_init_loader): Initialize new field `keywords_encountered'.
+ (T1_Open_Face): Initialize new fields `ndv_idx', `cdv_idx', and
+ `len_buildchar'.
+ Remove `keywords_flags'.
+
+ * src/type1/t1load.h (T1_LoaderRect): New field
+ `keywords_encountered'.
+ (T1_PRIVATE, T1_FONTDIR_AFTER_PRIVATE): New macros.
+
+ * src/type1/t1tokens.h [!T1_CONFIG_OPTION_NO_MM_SUPPORT]: New
+ entries for parsing /NDV, /CDV, and /DesignVector.
+
+2006-07-07 Werner Lemberg <wl@gnu.org>
+
+ Add many checks to protect against malformed PCF files.
+
+ * src/pcf/pcfdrivr.c (PCF_Face_Done): Protect against NULL pointers.
+ (PCF_Face_Init): Add calls to PCF_Face_Done in case of errors.
+
+ * src/pcf/pcfread.c (pcf_read_TOC): Protect against malformed table
+ data and check that tables don't overlap (using a simple
+ bubblesort).
+ (PCF_METRIC_SIZE, PCF_COMPRESSED_METRIC_SIZE, PCF_PROPERTY_SIZE):
+ New macros which give the size of data structures in the data
+ stream.
+ (pcf_get_properties): Use rough estimates to get array size limits.
+ Assign `face->nprops' and `face->properties' earlier so that a call
+ to PCF_Face_Done can do the clean-up in case of error.
+ Protect against invalid string offsets.
+ (pcf_get_metrics): Clean up code.
+ Adjust tracing message levels.
+ Use rough estimate to get array size limit.
+ (pcf_get_bitmaps): Clean up code.
+ Adjust tracing message levels.
+ Use rough estimates to get offset limits.
+ (pcf_get_encodings): Adjust tracing message level.
+ (pcf_get_accel): Clean up code.
+
+2006-06-26 Werner Lemberg <wl@gnu.org>
+
+ * src/bdf/bdfdrivr.c (BDF_Face_Init): Handle fonts correctly which
+ don't have a POINT_SIZE property. This fixes Savannah bug #16914.
+
+2006-06-26 Jens Claudius <jens.claudius@yahoo.com>
+
+ * src/psaux/t1decode.c (T1_Operator, t1_args_count): Add opcode 15.
+ (t1_decoder_parse_charstrings): Operator with
+ opcode 15 pops its two arguments.
+ Handle the case where the pops of an othersubr may be part of a
+ subroutine.
+ Handle unknown othersubrs gracefully: count their operands and let
+ the following pop operators push the operands as the results onto
+ the Type1 stack.
+ Improve handling of setcurrentpoint opcode.
+
+2006-06-25 Jens Claudius <jens.claudius@yahoo.com>
+
+ The Type 1 parser now skips over top-level procedures as required
+ for a `Simplified Parser'. This makes the parser more robust as it
+ doesn't poke around in PostScript code. Additionally, it makes the
+ FontDirectory hackery in src/type1/t1load.c unnecessary.
+
+ * src/psaux/psobjs.c (IS_OCTAL_DIGIT): New macro.
+ (skip_literal_string): Add FT_Error as return value.
+ Handle escapes better.
+ (skip_string): Add FT_Error as return value.
+ Don't set `parser->error' but return error code directly.
+ (skip_procedure): New function.
+ (ps_parser_skip_PS_token): Handle procedures.
+ Update code.
+ (ps_parser_to_token): Update code.
+ (ps_parser_load_field_table): Handle bbox entries also.
+
+ * src/type1/t1load.c (parse_dict): Remove FontDirectory hackery.
+ Add commented-out code for synthetic fonts.
+
+2006-06-24 Eugeniy Meshcheryakov <eugen@univ.kiev.ua>
+
+ Fix two hinting bugs as reported in
+ http://lists.gnu.org/archive/html/freetype-devel/2006-06/msg00057.html.
+
+ * include/freetype/internal/tttypes.h (TT_GlyphZoneRec): Add
+ `first_point' member.
+
+ * src/truetype/ttgload.c (tt_prepare_zone): Initialize
+ `first_point'.
+ (TT_Process_Composite_Glyph): Always untouch points.
+
+ * src/truetype/ttinterp.c (Ins_SHC): Fix computation of
+ `first_point' and `last_point' in case of composite glyphs.
+ (Ins_IUP): Fix computation of `end_point'.
+
+2006-06-22 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Insert EndianS16_BtoN and EndianS32_BtoN as workaround for Intel
+ Mac. The original patch was written by David Sachitano and Lawrence
+ Coopet, and modified by Sean McBride for MPW compatibility. Only
+ required data are converted; unused data are left in big endian.
+
+ * src/base/ftmac.c: Include <Endian.h> for byteorder macros for non
+ Mac OS X platforms.
+ (OS_INLINE): Undefine before definition.
+ (count_faces_sfnt): Insert EndianS16_BtoN to parse the header of
+ FontAssociation table in FOND resource.
+ (count_faces_scalable): Insert EndianS16_BtoN to parse the header
+ and fontSize at each entry of FontAssociation table in FOND
+ resource.
+ (parse_fond): Insert EndianS16_BtoN and EndianS32_BtoN to parse
+ ffStylOff of FamilyRecord header of FOND resource, the header,
+ fontSize, fontID at each entry of FontAssociation table, and
+ StyleMapping table.
+ (count_faces): Call `HUnlock' after all FOND utilization.
+
+2006-06-08 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Public API of TrueTypeGX, OpenType, and classic kern table validator
+ should return `FT_Err_Unimplemented_Feature' if validation service
+ is unavailable (disabled in `modules.cfg'). It is originally
+ suggested by David Turner, cf.
+ http://lists.gnu.org/archive/html/freetype-devel/2005-11/msg00078.html
+
+ * src/base/ftgxval.c (FT_TrueTypeGX_Validate): Return
+ FT_Err_Unimplemented_Feature if TrueTypeGX validation service is
+ unavailable.
+ (FT_ClassicKern_Validate): Return FT_Err_Unimplemented_Feature if
+ classic kern table validation service is unavailable.
+
+ * src/base/ftotval.c (FT_OpenType_Validate): Return
+ FT_Err_Unimplemented_Feature if OpenType validation service is
+ unavailable.
+
+2006-06-08 Werner Lemberg <wl@gnu.org>
+
+ * src/bdf/bdflib.c (bdf_load_font): Fix memory leaks in case of
+ errors.
+
+2006-06-07 David Turner <david@freetype.org>
+
+ * src/type1/t1afm.c (KERN_INDEX): Make it more robust.
+ (T1_Read_Metrics): Fix memory leak which happened when the metrics
+ file doesn't have kerning pairs. This fixes Savannah bug #16768.
+
+2006-06-06 David Turner <david@freetype.org>
+
+ Fix memory leak described in Savannah bug #16759.
+
+ We change `ps_unicodes_init' so that it also takes a
+ `free_glyph_name' callback to release the glyph names returned by
+ `get_glyph_name'
+
+ * include/freetype/internal/services/svpscmap.h (PS_Glyph_NameFunc):
+ Renamed to ...
+ (PS_GetGlyphNameFunc): This.
+ (PS_FreeGlyphNameFunc): New typedef.
+ (PS_Unicodes_InitFunc): Add variable for PS_FreeGlyphNameFunc.
+
+ * src/cff/cffcmap.c (cff_sid_to_glyph_name): Use `TT_Face' for first
+ argument.
+ (cff_sid_free_glyph_name): New function.
+ (cff_cmap_unicode_init): Updated.
+
+ * src/psaux/t1cmap.c (t1_cmap_unicode_init): Updated.
+
+ * src/psnames/psmodule.c (ps_unicodes_init): Add variable for
+ PS_FreeGlyphNameFunc and use it.
+
+
+2006-06-04 David Turner <david@freetype.org>
+
+ * src/base/ftutil.c (ft_mem_qrealloc): Fix the function to accept
+ `item_size == 0' as well -- though this sounds weird, it can
+ theoretically happen. This fixes Savannah bug #16669.
+
+ * src/pfr/pfrobjs.c (pfr_face_init): Fix the computation
+ of `face->num_glyphs' which missed the last glyph, due to
+ the offset-by-1 computation, since the PFR format doesn't
+ guarantee that glyph index 0 corresponds to the `missing
+ glyph. This fixes Savannah bug #16668.
+
+2006-05-25 Werner Lemberg <wl@gnu.org>
+
+ * builds/unix/unix-cc.in (LINK_LIBRARY): Don't comment out
+ `-no-undefined'. Reported by Christian Biesinger.
+
+2006-05-19 Brian Weed <bw@imaginengine.com>
+
+ * builds/win32/visualc/freetype.dsp: Release libraries no longer
+ have debug information, and debug libraries use `C7 compatible'
+ debug info.
+
+2006-05-19 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ Apply patch by Derek Clegg to fix two memory leaks in the MacOS
+ resource fork handler. This fixes Savannah bug #16631.
+
+ * src/base/ftobjs.c (load_face_in_embedded_rfork): Replace
+ `FT_Stream_Close' by `FT_Stream_Free' to fix memory leak.
+
+ * src/base/ftrfrk.c (raccess_guess_linux_double_from_file_name):
+ Replace `FT_Stream_Close' by `FT_Stream_Free' to fix memory leak.
+
+2006-05-19 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * build/unix/configure.raw: Add a fallback to disable Carbon
+ dependency, if configured with no options on Mac OS X.
+
+2006-05-19 suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+
+ * src/base/ftmac.c (open_face_from_buffer): Deallocate stream when
+ its content cannot be parsed as supported font. This fixes
+ the second part of Savannah bug #16590.
+
+2006-05-18 Werner Lemberg <wl@gnu.org>
+
+ * src/truetype/ttgload.c (TT_Load_Composite_Glyph)
+ [FT_CONFIG_OPTION_BYTECODE_INTERPRETER]: Make it compilable again.
+
+2006-05-17 David Turner <david@freetype.org>
+
+ This is a major patch used to drastically improve the performance of
+ loading glyphs. This both speeds up loading the glyph vectors
+ themselves and the auto-fitter module.
+
+ We now use inline assembler code with GCC to implement `FT_MulFix',
+ which is probably the most important function related to the
+ engine's performance.
+
+ The resulting speed-up is about 25%.
+
+
+ * include/freetype/internal/tttypes.h (TT_LoaderRec): Add fields
+ `cursor' and `limit'.
+
+ * src/autofit/afangles.c (af_corner_is_flat, af_corner_orientation):
+ New functions.
+ (AF_ATAN_BITS, af_arctan, af_angle_atan): Comment out.
+ [TEST]: Remove.
+
+ * src/autofit/afcjk.c (AF_Script_UniRangeRec): Comment out test
+ code.
+
+ * src/autofit/afhints.c (af_axis_hints_new_segment): Don't call
+ `FT_ZERO'
+ (af_direction_compute, af_glyph_hints_compute_inflections): Rewritten.
+ (af_glyph_hints_reload: Rewrite recognition of weak points.
+
+ * src/autofit/aflatin.c (af_latin_hints_compute_segments): Move
+ constant values out of the loops.
+
+ * src/autofit/aftypes.h: Updated.
+
+ * src/base/ftcalc.c (FT_MulFix): Use inline assembler code.
+
+ * src/base/ftoutln.c (FT_Outline_Get_Orientation): Use vector
+ product to get orientation.
+
+ * src/gzip/ftgzip.c (ft_get_uncompressed_size): New function.
+ (FT_Stream_OpenGzip): Use it to handle small files directly in
+ memory.
+
+ * src/psaux/psconv.c (PS_Conv_ASCIIHexDecode, PS_ConvEexecDecode):
+ Improve performance.
+
+ * src/truetype/ttgload.c (TT_Access_Glyph_Frame): Set `cursor' and
+ `limit'.
+
+ (TT_Load_Glyph_Header, TT_Load_Simple_Glyph,
+ TT_Load_Composite_Glyph): Updated. Add threshold to protect against
+ exceedingly large values of number of contours. Speed up by
+ reducing the number of loops.
+
+ * src/type1/t1gload.c (T1_Load_Glyph): Don't apply unit matrix.
+
+
+ * src/cache/ftccmap.c (FTC_CMapCache_Lookup): Change the threshold
+ used to detect rogue clients from 4 to 16. This is to prevent some
+ segmentation faults with fonts like `KozMinProVI-Regular.otf' which
+ comes from the Japanese Adobe Reader Asian Font pack.
+
+2007-05-17 Werner Lemberg <wl@gnu.org>
+
+ * src/cff/cffload.c (cff_font_done): Deallocate subfont array. This
+ fixes the first part of Savannah bug #16590.
+
+2006-05-16 Werner Lemberg <wl@gnu.org>
+
+ * docs/PROBLEMS: Updated icl issues.
+
+----------------------------------------------------------------------------
+
+Copyright 2006, 2007, 2008, 2009, 2010 by
+David Turner, Robert Wilhelm, and Werner Lemberg.
+
+This file is part of the FreeType project, and may only be used, modified,
+and distributed under the terms of the FreeType project license,
+LICENSE.TXT. By continuing to use, modify, or distribute this file you
+indicate that you have read the license and understand and accept it
+fully.
+
+
+Local Variables:
+version-control: never
+coding: utf-8
+End:
--- /dev/null
+# FreeType 2 top Jamfile.
+#
+# Copyright 2001-2011 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# The HDRMACRO is already defined in FTJam and is used to add
+# the content of certain macros to the list of included header
+# files.
+#
+# We can compile FreeType 2 with classic Jam however thanks to
+# the following code
+#
+if ! $(JAM_TOOLSET)
+{
+ rule HDRMACRO
+ {
+ # nothing
+ }
+}
+
+
+# We need to invoke a SubDir rule if the FT2 source directory top is not the
+# current directory. This allows us to build FreeType 2 as part of a larger
+# project easily.
+#
+if $(FT2_TOP) != $(DOT)
+{
+ SubDir FT2_TOP ;
+}
+
+
+# The following macros define the include directory, the source directory,
+# and the final library name (without library extensions). They can be
+# replaced by other definitions when the library is compiled as part of
+# a larger project.
+#
+
+# Name of FreeType include directory during compilation.
+# This is relative to FT2_TOP.
+#
+FT2_INCLUDE_DIR ?= include ;
+
+# Name of FreeType source directory during compilation.
+# This is relative to FT2_TOP.
+#
+FT2_SRC_DIR ?= src ;
+
+# Name of final library, without extension.
+#
+FT2_LIB ?= $(LIBPREFIX)freetype ;
+
+
+# Define FT2_BUILD_INCLUDE to point to your build-specific directory.
+# This is prepended to FT2_INCLUDE_DIR. It can be used to specify
+# the location of a custom <ft2build.h> which will point to custom
+# versions of `ftmodule.h' and `ftoption.h', for example.
+#
+FT2_BUILD_INCLUDE ?= ;
+
+# The list of modules to compile on any given build of the library.
+# By default, this will contain _all_ modules defined in FT2_SRC_DIR.
+#
+# IMPORTANT: You'll need to change the content of `ftmodule.h' as well
+# if you modify this list or provide your own.
+#
+FT2_COMPONENTS ?= autofit # auto-fitter
+ base # base component (public APIs)
+ bdf # BDF font driver
+ cache # cache sub-system
+ cff # CFF/CEF font driver
+ cid # PostScript CID-keyed font driver
+ pcf # PCF font driver
+ bzip2 # support for bzip2-compressed PCF font
+ gzip # support for gzip-compressed PCF font
+ lzw # support for LZW-compressed PCF font
+ pfr # PFR/TrueDoc font driver
+ psaux # common PostScript routines module
+ pshinter # PostScript hinter module
+ psnames # PostScript names handling
+ raster # monochrome rasterizer
+ smooth # anti-aliased rasterizer
+ sfnt # SFNT-based format support routines
+ truetype # TrueType font driver
+ type1 # PostScript Type 1 font driver
+ type42 # PostScript Type 42 (embedded TrueType) driver
+ winfonts # Windows FON/FNT font driver
+ ;
+
+
+# Don't touch.
+#
+FT2_INCLUDE = $(FT2_BUILD_INCLUDE)
+ [ FT2_SubDir $(FT2_INCLUDE_DIR) ] ;
+
+FT2_SRC = [ FT2_SubDir $(FT2_SRC_DIR) ] ;
+
+# Location of API Reference Documentation
+#
+if $(DOC_DIR)
+{
+ DOC_DIR = $(DOCDIR:T) ;
+}
+else
+{
+ DOC_DIR = docs/reference ;
+}
+
+
+# Only used by FreeType developers.
+#
+if $(DEBUG_HINTER)
+{
+ CCFLAGS += -DDEBUG_HINTER ;
+}
+
+
+# We need `freetype2/include' in the current include path in order to
+# compile any part of FreeType 2.
+#: updating documentation for upcoming release
+
+HDRS += $(FT2_INCLUDE) ;
+
+
+# We need to #define FT2_BUILD_LIBRARY so that our sources find the
+# internal headers
+#
+DEFINES += FT2_BUILD_LIBRARY ;
+
+# Uncomment the following line if you want to build individual source files
+# for each FreeType 2 module. This is only useful during development, and
+# is better defined as an environment variable anyway!
+#
+# FT2_MULTI = true ;
+
+
+# The file <freetype/config/ftheader.h> is used to define macros that are
+# later used in #include statements. It needs to be parsed in order to
+# record these definitions.
+#
+HDRMACRO [ FT2_SubDir include freetype config ftheader.h ] ;
+HDRMACRO [ FT2_SubDir include freetype internal internal.h ] ;
+
+
+# Now include the Jamfile in `freetype2/src', used to drive the compilation
+# of each FreeType 2 component and/or module.
+#
+SubInclude FT2_TOP $(FT2_SRC_DIR) ;
+
+# Handle the generation of the `ftexport.sym' file which contain the list
+# of exported symbols. This can be used on Unix by libtool.
+#
+SubInclude FT2_TOP $(FT2_SRC_DIR) tools ;
+
+rule GenExportSymbols
+{
+ local apinames = apinames$(SUFEXE) ;
+ local headers = [ Glob $(2) : *.h ] ;
+
+ LOCATE on $(1) = $(ALL_LOCATE_TARGET) ;
+
+ APINAMES on $(1) = apinames$(SUFEXE) ;
+
+ Depends $(1) : $(apinames) $(headers) ;
+ GenExportSymbols1 $(1) : $(headers) ;
+ Clean clean : $(1) ;
+}
+
+actions GenExportSymbols1 bind APINAMES
+{
+ $(APINAMES) $(2) > $(1)
+}
+
+GenExportSymbols ftexport.sym : include/freetype include/freetype/cache ;
+
+# Test files (hinter debugging). Only used by FreeType developers.
+#
+if $(DEBUG_HINTER)
+{
+ SubInclude FT2_TOP tests ;
+}
+
+rule RefDoc
+{
+ Depends $1 : all ;
+ NotFile $1 ;
+ Always $1 ;
+}
+
+actions RefDoc
+{
+ python $(FT2_SRC)/tools/docmaker/docmaker.py --prefix=ft2 --title=FreeType-2.4.9 --output=$(DOC_DIR) $(FT2_INCLUDE)/freetype/*.h $(FT2_INCLUDE)/freetype/config/*.h
+}
+
+RefDoc refdoc ;
+
+
+# end of top Jamfile
--- /dev/null
+# FreeType 2 JamRules.
+#
+# Copyright 2001, 2002, 2003 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# This file contains the Jam rules needed to build the FreeType 2 library.
+# It is shared by all Jamfiles and is included only once in the build
+# process.
+#
+
+
+# Call SubDirHdrs on a list of directories.
+#
+rule AddSubDirHdrs
+{
+ local x ;
+
+ for x in $(<)
+ {
+ SubDirHdrs $(x) ;
+ }
+}
+
+
+# Determine prefix of library file. We must use "libxxxxx" on Unix systems,
+# while all other simply use the real name.
+#
+if $(UNIX)
+{
+ LIBPREFIX ?= lib ;
+}
+else
+{
+ LIBPREFIX ?= "" ;
+}
+
+# FT2_TOP contains the location of the FreeType source directory. You can
+# set it to a specific value if you want to compile the library as part of a
+# larger project.
+#
+FT2_TOP ?= $(DOT) ;
+
+# Define a new rule used to declare a sub directory of the Nirvana source
+# tree.
+#
+rule FT2_SubDir
+{
+ if $(FT2_TOP) = $(DOT)
+ {
+ return [ FDirName $(<) ] ;
+ }
+ else
+ {
+ return [ FDirName $(FT2_TOP) $(<) ] ;
+ }
+}
+
+# We also set ALL_LOCATE_TARGET in order to place all object and library
+# files in "objs".
+#
+ALL_LOCATE_TARGET ?= [ FT2_SubDir objs ] ;
+
+
+# end of Jamrules
--- /dev/null
+#
+# FreeType 2 build system -- top-level Makefile
+#
+
+
+# Copyright 1996-2000, 2002, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# Project names
+#
+PROJECT := freetype
+PROJECT_TITLE := FreeType
+
+# The variable TOP_DIR holds the path to the topmost directory in the project
+# engine source hierarchy. If it is not defined, default it to `.'.
+#
+TOP_DIR ?= .
+
+# The variable OBJ_DIR gives the location where object files and the
+# FreeType library are built.
+#
+OBJ_DIR ?= $(TOP_DIR)/objs
+
+
+include $(TOP_DIR)/builds/toplevel.mk
+
+# EOF
--- /dev/null
+ FreeType 2.4.9
+ ==============
+
+ Please read the docs/CHANGES file, it contains IMPORTANT
+ INFORMATION.
+
+ Read the files `docs/INSTALL' for installation instructions.
+
+ See the file `docs/LICENSE.TXT' for the available licenses. Note
+ that we use ranges (`2008-2010') for copyright years also instead of
+ listing individual years (`2008, 2009, 2010').
+
+ The FreeType 2 API reference is located in `docs/reference'; use the
+ file `ft2-doc.html' as the top entry point. Additional
+ documentation is available as a separate package from our sites. Go
+ to
+
+ http://download.savannah.gnu.org/releases/freetype/
+
+ and download one of the following files.
+
+ freetype-doc-2.4.9.tar.bz2
+ freetype-doc-2.4.9.tar.gz
+ ftdoc249.zip
+
+
+ Bugs
+ ====
+
+ Please report bugs by e-mail to `freetype-devel@nongnu.org'. Don't
+ forget to send a detailed explanation of the problem -- there is
+ nothing worse than receiving a terse message that only says `it
+ doesn't work'.
+
+ Alternatively, you may submit a bug report at
+
+ https://savannah.nongnu.org/bugs/?group=freetype
+
+
+ Enjoy!
+
+
+ The FreeType Team
+
+----------------------------------------------------------------------
+
+Copyright 2006-2011 by
+David Turner, Robert Wilhelm, and Werner Lemberg.
+
+This file is part of the FreeType project, and may only be used,
+modified, and distributed under the terms of the FreeType project
+license, LICENSE.TXT. By continuing to use, modify, or distribute
+this file you indicate that you have read the license and understand
+and accept it fully.
+
+
+--- end of README ---
--- /dev/null
+The git archive doesn't contain pre-built configuration scripts for
+UNIXish platforms. To generate them say
+
+ sh autogen.sh
+
+which in turn depends on the following packages:
+
+ automake (1.10.1)
+ libtool (2.2.4)
+ autoconf (2.62)
+
+The versions given in parentheses are known to work. Newer versions
+should work too, of course. Note that autogen.sh also sets up proper
+file permissions for the `configure' and auxiliary scripts.
+
+The autogen.sh script now checks the version of above three packages
+whether they match the numbers above. Otherwise it will complain and
+suggest either upgrading or using an environment variable to point to
+a more recent version of the required tool(s).
+
+Note that `aclocal' is provided by the `automake' package on Linux,
+and that `libtoolize' is called `glibtoolize' on Darwin (OS X).
+
+
+For static builds which don't use platform specific optimizations, no
+configure script is necessary at all; saying
+
+ make setup ansi
+ make
+
+should work on all platforms which have GNU make (or makepp).
+
+
+----------------------------------------------------------------------
+
+Copyright 2005, 2006, 2007, 2008, 2009, 2010 by
+David Turner, Robert Wilhelm, and Werner Lemberg.
+
+This file is part of the FreeType project, and may only be used,
+modified, and distributed under the terms of the FreeType project
+license, LICENSE.TXT. By continuing to use, modify, or distribute
+this file you indicate that you have read the license and understand
+and accept it fully.
+
+
+--- end of README.git ---
--- /dev/null
+#!/bin/sh
+
+. ./config
+export TET_INSTALL_PATH=$TET_INSTALL_HOST_PATH # tetware root path
+export TET_TARGET_PATH=$TET_INSTALL_PATH/tetware-target # tetware target path
+export PATH=$TET_TARGET_PATH/bin:$PATH
+export LD_LIBRARY_PATH=$TET_TARGET_PATH/lib/tet3:$LD_LIBRARY_PATH
+export TET_ROOT=$TET_TARGET_PATH
+export FT2_TC_ROOT_PATH=/mnt/nfs/DTS/freetype/ft2demos
--- /dev/null
+#!/bin/sh
+. ./config
+export TET_INSTALL_PATH=$TET_INSTALL_TARGET_PATH # path to path
+export TET_TARGET_PATH=$TET_INSTALL_PATH/tetware-target
+export PATH=$TET_TARGET_PATH/bin:$PATH
+export LD_LIBRARY_PATH=$TET_TARGET_PATH/lib/tet3:$LD_LIBRARY_PATH
+export TET_ROOT=$TET_TARGET_PATH
--- /dev/null
+#!/bin/sh
+
+. ./_export_env.sh # setting environment variables
+
+export TET_SUITE_ROOT=`pwd`
+FILE_NAME_EXTENSION=`date +%s`
+
+RESULT_DIR=results
+HTML_RESULT=$RESULT_DIR/build-tar-result-$FILE_NAME_EXTENSION.html
+JOURNAL_RESULT=$RESULT_DIR/build-tar-result-$FILE_NAME_EXTENSION.journal
+
+mkdir -p $RESULT_DIR
+
+tcc -c -p ./
+tcc -b -j $JOURNAL_RESULT -p ./
+grw -c 7 -f chtml -o $HTML_RESULT $JOURNAL_RESULT
--- /dev/null
+#!/bin/sh
+
+. ./_export_env.sh # setting environment variables
+
+export TET_SUITE_ROOT=`pwd`
+RESULT_DIR=results
+
+tcc -c -p ./ # executing tcc, with clean option (-c)
+rm -r $RESULT_DIR
+rm -r tet_tmp_dir
+rm testcase/tet_captured
--- /dev/null
+TET_INSTALL_HOST_PATH=/view/DTS/TETware
+TET_INSTALL_TARGET_PATH=/mnt/nfs/DTS/TETware
--- /dev/null
+#!/bin/sh
+
+. ./_export_target_env.sh # setting environment variables
+
+export TET_SUITE_ROOT=`pwd`
+FILE_NAME_EXTENSION=`date +%s`
+
+RESULT_DIR=results
+HTML_RESULT=$RESULT_DIR/exec-tar-result-$FILE_NAME_EXTENSION.html
+JOURNAL_RESULT=$RESULT_DIR/exec-tar-result-$FILE_NAME_EXTENSION.journal
+
+mkdir -p $RESULT_DIR
+
+tcc -e -j $JOURNAL_RESULT -p ./
+grw -c 3 -f chtml -o $HTML_RESULT $JOURNAL_RESULT
--- /dev/null
+CC ?= gcc
+
+C_FILES = $(shell ls *.c)
+
+PKGS = freetype2 capi-base-common dlog gthread-2.0
+
+LDFLAGS = `pkg-config --libs $(PKGS)`
+LDFLAGS += $(TET_ROOT)/lib/tet3/tcm_s.o
+LDFLAGS += -L$(TET_ROOT)/lib/tet3 -ltcm_s
+LDFLAGS += -L$(TET_ROOT)/lib/tet3 -lapi_s
+
+CFLAGS = -I. `pkg-config --cflags $(PKGS)`
+CFLAGS += -I$(TET_ROOT)/inc/tet3
+CFLAGS += -Wall
+
+TCS := $(shell ls -1 *.c | cut -d. -f1)
+
+all: $(TCS)
+
+%: %.c
+ $(CC) -o $@ $< $(CFLAGS) $(LDFLAGS)
+
+clean:
+ rm -f $(TCS)
--- /dev/null
+/testcase/utc_ft_bench
+/testcase/utc_ft_diff
+/testcase/utc_ft_dump
+/testcase/utc_ft_gamma
+/testcase/utc_ft_grid
+/testcase/utc_ft_lint
+/testcase/utc_ft_multi
+/testcase/utc_ft_string
+/testcase/utc_ft_view
--- /dev/null
+#include <tet_api.h>
+
+static void startup(void);
+static void cleanup(void);
+
+void (*tet_startup)(void) = startup;
+void (*tet_cleanup)(void) = cleanup;
+
+static void utc_ft_bench(void);
+
+struct tet_testlist tet_testlist[] = {
+ { utc_ft_bench, 1 },
+ { NULL, 0 },
+};
+
+static void startup(void)
+{
+ /* start of TC */
+}
+
+static void cleanup(void)
+{
+ /* end of TC */
+}
+
+static void utc_ft_bench(void)
+{
+ char buf[128];
+ int ret;
+ sprintf(buf, "cd %s && ./ftbench /usr/share/fonts/HelveticaNeueRegular.ttf ", getenv("FT2_TC_ROOT_PATH"));
+ ret = system(buf);
+ if(WEXITSTATUS(ret) == 0)
+ dts_pass("utc_ft_bench");
+ else
+ dts_fail("utc_ft_bench");
+}
--- /dev/null
+#include <tet_api.h>
+
+static void startup(void);
+static void cleanup(void);
+
+void (*tet_startup)(void) = startup;
+void (*tet_cleanup)(void) = cleanup;
+
+static void utc_ft_diff(void);
+
+struct tet_testlist tet_testlist[] = {
+ { utc_ft_diff, 1 },
+ { NULL, 0 },
+};
+
+static void startup(void)
+{
+ /* start of TC */
+}
+
+static void cleanup(void)
+{
+ /* end of TC */
+}
+
+static void utc_ft_diff(void)
+{
+ char buf[128];
+ int ret;
+ sprintf(buf, "cd %s && ./ftdiff /usr/share/fonts/HelveticaNeueRegular.ttf ", getenv("FT2_TC_ROOT_PATH"));
+ ret = system(buf);
+ if(WEXITSTATUS(ret) == 0)
+ dts_pass("utc_ft_diff");
+ else
+ dts_fail("utc_ft_diff");
+}
--- /dev/null
+#include <tet_api.h>
+
+static void startup(void);
+static void cleanup(void);
+
+void (*tet_startup)(void) = startup;
+void (*tet_cleanup)(void) = cleanup;
+
+static void utc_ft_dump(void);
+
+struct tet_testlist tet_testlist[] = {
+ { utc_ft_dump, 1 },
+ { NULL, 0 },
+};
+
+static void startup(void)
+{
+ /* start of TC */
+}
+
+static void cleanup(void)
+{
+ /* end of TC */
+}
+
+static void utc_ft_dump(void)
+{
+ char buf[128];
+ int ret;
+ sprintf(buf, "cd %s && ./ftdump /usr/share/fonts/HelveticaNeueRegular.ttf ", getenv("FT2_TC_ROOT_PATH"));
+ ret = system(buf);
+ if(WEXITSTATUS(ret) == 0)
+ dts_pass("utc_ft_dump");
+ else
+ dts_fail("utc_ft_dump");
+}
--- /dev/null
+#include <tet_api.h>
+
+static void startup(void);
+static void cleanup(void);
+
+void (*tet_startup)(void) = startup;
+void (*tet_cleanup)(void) = cleanup;
+
+static void utc_ft_gamma(void);
+
+struct tet_testlist tet_testlist[] = {
+ { utc_ft_gamma, 1 },
+ { NULL, 0 },
+};
+
+static void startup(void)
+{
+ /* start of TC */
+}
+
+static void cleanup(void)
+{
+ /* end of TC */
+}
+
+static void utc_ft_gamma(void)
+{
+ char buf[128];
+ int ret;
+ sprintf(buf, "cd %s && ./ftgamma", getenv("FT2_TC_ROOT_PATH"));
+ ret = system(buf);
+ if(WEXITSTATUS(ret) == 0)
+ dts_pass("utc_ft_gamma");
+ else
+ dts_fail("utc_ft_gamma");
+}
--- /dev/null
+#include <tet_api.h>
+
+static void startup(void);
+static void cleanup(void);
+
+void (*tet_startup)(void) = startup;
+void (*tet_cleanup)(void) = cleanup;
+
+static void utc_ft_grid(void);
+
+struct tet_testlist tet_testlist[] = {
+ { utc_ft_grid, 1 },
+ { NULL, 0 },
+};
+
+static void startup(void)
+{
+ /* start of TC */
+}
+
+static void cleanup(void)
+{
+ /* end of TC */
+}
+
+static void utc_ft_grid(void)
+{
+ char buf[128];
+ int ret;
+ sprintf(buf, "cd %s && ./ftgrid 10pt /usr/share/fonts/HelveticaNeueRegular.ttf ", getenv("FT2_TC_ROOT_PATH"));
+ ret = system(buf);
+ if(WEXITSTATUS(ret) == 0)
+ dts_pass("utc_ft_grid");
+ else
+ dts_fail("utc_ft_grid");
+}
--- /dev/null
+#include <tet_api.h>
+
+static void startup(void);
+static void cleanup(void);
+
+void (*tet_startup)(void) = startup;
+void (*tet_cleanup)(void) = cleanup;
+
+static void utc_ft_lint(void);
+
+struct tet_testlist tet_testlist[] = {
+ { utc_ft_lint, 1 },
+ { NULL, 0 },
+};
+
+static void startup(void)
+{
+ /* start of TC */
+}
+
+static void cleanup(void)
+{
+ /* end of TC */
+}
+
+static void utc_ft_lint(void)
+{
+ char buf[128];
+ int ret;
+ sprintf(buf, "cd %s && ./ftlint 10ppem /usr/share/fonts/HelveticaNeueRegular.ttf ", getenv("FT2_TC_ROOT_PATH"));
+ ret = system(buf);
+ if(WEXITSTATUS(ret) == 0)
+ dts_pass("utc_ft_lint");
+ else
+ dts_fail("utc_ft_lint");
+}
--- /dev/null
+#include <tet_api.h>
+
+static void startup(void);
+static void cleanup(void);
+
+void (*tet_startup)(void) = startup;
+void (*tet_cleanup)(void) = cleanup;
+
+static void utc_ft_multi(void);
+
+struct tet_testlist tet_testlist[] = {
+ { utc_ft_multi, 1 },
+ { NULL, 0 },
+};
+
+static void startup(void)
+{
+ /* start of TC */
+}
+
+static void cleanup(void)
+{
+ /* end of TC */
+}
+
+static void utc_ft_multi(void)
+{
+ char buf[128];
+ int ret;
+ sprintf(buf, "cd %s && ./ftmulti 10ppem /usr/share/fonts/HelveticaNeueRegular.ttf ", getenv("FT2_TC_ROOT_PATH"));
+ ret = system(buf);
+ if(WEXITSTATUS(ret) == 0)
+ dts_pass("utc_ft_multi");
+ else
+ dts_fail("utc_ft_multi");
+}
--- /dev/null
+#include <tet_api.h>
+
+static void startup(void);
+static void cleanup(void);
+
+void (*tet_startup)(void) = startup;
+void (*tet_cleanup)(void) = cleanup;
+
+static void utc_ft_string(void);
+
+struct tet_testlist tet_testlist[] = {
+ { utc_ft_string, 1 },
+ { NULL, 0 },
+};
+
+static void startup(void)
+{
+ /* start of TC */
+}
+
+static void cleanup(void)
+{
+ /* end of TC */
+}
+
+static void utc_ft_string(void)
+{
+ char buf[128];
+ int ret;
+ sprintf(buf, "cd %s && ./ftstring 10pt /usr/share/fonts/HelveticaNeueRegular.ttf ", getenv("FT2_TC_ROOT_PATH"));
+ ret = system(buf);
+ if(WEXITSTATUS(ret) == 0)
+ dts_pass("utc_ft_string");
+ else
+ dts_fail("utc_ft_string");
+}
--- /dev/null
+#include <tet_api.h>
+
+static void startup(void);
+static void cleanup(void);
+
+void (*tet_startup)(void) = startup;
+void (*tet_cleanup)(void) = cleanup;
+
+static void utc_ft_view(void);
+
+struct tet_testlist tet_testlist[] = {
+ { utc_ft_view, 1 },
+ { NULL, 0 },
+};
+
+static void startup(void)
+{
+ /* start of TC */
+}
+
+static void cleanup(void)
+{
+ /* end of TC */
+}
+
+static void utc_ft_view(void)
+{
+ char buf[128];
+ int ret;
+ sprintf(buf, "cd %s && ./ftview 10pt /usr/share/fonts/HelveticaNeueRegular.ttf ", getenv("FT2_TC_ROOT_PATH"));
+ ret = system(buf);
+ if(WEXITSTATUS(ret) == 0)
+ dts_pass("utc_ft_view");
+ else
+ dts_fail("utc_ft_view");
+}
--- /dev/null
+all
+ ^TEST
+##### Scenarios for TEST #####
+
+# Test scenario
+TEST
+ :include:/testcase/tslist
--- /dev/null
+TET_OUTPUT_CAPTURE=True # capture option for build operation checking
+TET_BUILD_TOOL=make # build with using make command
+TET_BUILD_FILE=-f Makefile # execution file (Makefile) for build
+TET_API_COMPLIANT=True # use TET API in Test Case ?
+TET_PASS_TC_NAME=True # report passed TC name in Journal file?
--- /dev/null
+TET_OUTPUT_CAPTURE=True # capture option
+TET_CLEAN_TOOL= make clean # clean tool
+TET_CLEAN_FILE= Makefile # file for clean
+TET_API_COMPLIANT=True # TET API useage
+TET_PASS_TC_NAME=True # showing name , passed TC
--- /dev/null
+TET_OUTPUT_CAPTURE=True # capturing execution or not
+TET_EXEC_TOOL= # ex) exec : execution tool set up/ Optional
+TET_EXEC_FILE= # ex) exectool : execution file/ Optional
+TET_API_COMPLIANT=True # Test case or Tool usesTET API?
+TET_PASS_TC_NAME=True # showing Passed TC name ?
--- /dev/null
+#!/bin/sh
+
+# Copyright 2005, 2006, 2007, 2008, 2009, 2010 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+run ()
+{
+ echo "running \`$*'"
+ eval $*
+
+ if test $? != 0 ; then
+ echo "error while running \`$*'"
+ exit 1
+ fi
+}
+
+get_major_version ()
+{
+ echo $1 | sed -e 's/\([0-9][0-9]*\)\..*/\1/g'
+}
+
+get_minor_version ()
+{
+ echo $1 | sed -e 's/[0-9][0-9]*\.\([0-9][0-9]*\).*/\1/g'
+}
+
+get_patch_version ()
+{
+ # tricky: some version numbers don't include a patch
+ # separated with a point, but something like 1.4-p6
+ patch=`echo $1 | sed -e 's/[0-9][0-9]*\.[0-9][0-9]*\.\([0-9][0-9]*\).*/\1/g'`
+ if test "$patch" = "$1"; then
+ patch=`echo $1 | sed -e 's/[0-9][0-9]*\.[0-9][0-9]*\-p\([0-9][0-9]*\).*/\1/g'`
+ # if there isn't any patch number, default to 0
+ if test "$patch" = "$1"; then
+ patch=0
+ fi
+ fi
+ echo $patch
+}
+
+# $1: version to check
+# $2: minimum version
+
+compare_to_minimum_version ()
+{
+ MAJOR1=`get_major_version $1`
+ MAJOR2=`get_major_version $2`
+ if test $MAJOR1 -lt $MAJOR2; then
+ echo 0
+ return
+ else
+ if test $MAJOR1 -gt $MAJOR2; then
+ echo 1
+ return
+ fi
+ fi
+
+ MINOR1=`get_minor_version $1`
+ MINOR2=`get_minor_version $2`
+ if test $MINOR1 -lt $MINOR2; then
+ echo 0
+ return
+ else
+ if test $MINOR1 -gt $MINOR2; then
+ echo 1
+ return
+ fi
+ fi
+
+ PATCH1=`get_patch_version $1`
+ PATCH2=`get_patch_version $2`
+ if test $PATCH1 -lt $PATCH2; then
+ echo 0
+ else
+ echo 1
+ fi
+}
+
+# check the version of a given tool against a minimum version number
+#
+# $1: tool path
+# $2: tool usual name (e.g. `aclocal')
+# $3: tool variable (e.g. `ACLOCAL')
+# $4: minimum version to check against
+# $5: option field index used to extract the tool version from the
+# output of --version
+
+check_tool_version ()
+{
+ field=$5
+ # assume the output of "[TOOL] --version" is "toolname (GNU toolname foo bar) version"
+ if test "$field"x = x; then
+ field=3 # default to 3 for all GNU autotools, after filtering enclosed string
+ fi
+ version=`$1 --version | head -1 | sed 's/([^)]*)/()/g' | cut -d ' ' -f $field`
+ version_check=`compare_to_minimum_version $version $4`
+ if test "$version_check"x = 0x; then
+ echo "ERROR: Your version of the \`$2' tool is too old."
+ echo " Minimum version $4 is required (yours is version $version)."
+ echo " Please upgrade or use the $3 variable to point to a more recent one."
+ echo ""
+ exit 1
+ fi
+}
+
+if test ! -f ./builds/unix/configure.raw; then
+ echo "You must be in the same directory as \`autogen.sh'."
+ echo "Bootstrapping doesn't work if srcdir != builddir."
+ exit 1
+fi
+
+# On MacOS X, the GNU libtool is named `glibtool'.
+HOSTOS=`uname`
+if test "$LIBTOOLIZE"x != x; then
+ :
+elif test "$HOSTOS"x = Darwinx; then
+ LIBTOOLIZE=glibtoolize
+else
+ LIBTOOLIZE=libtoolize
+fi
+
+if test "$ACLOCAL"x = x; then
+ ACLOCAL=aclocal
+fi
+
+if test "$AUTOCONF"x = x; then
+ AUTOCONF=autoconf
+fi
+
+check_tool_version $ACLOCAL aclocal ACLOCAL 1.10.1
+check_tool_version $LIBTOOLIZE libtoolize LIBTOOLIZE 2.2.4
+check_tool_version $AUTOCONF autoconf AUTOCONF 2.62
+
+# This sets freetype_major, freetype_minor, and freetype_patch.
+eval `sed -nf version.sed include/freetype/freetype.h`
+
+# We set freetype-patch to an empty value if it is zero.
+if test "$freetype_patch" = ".0"; then
+ freetype_patch=
+fi
+
+cd builds/unix
+
+echo "generating \`configure.ac'"
+sed -e "s;@VERSION@;$freetype_major$freetype_minor$freetype_patch;" \
+ < configure.raw > configure.ac
+
+run aclocal -I . --force
+run $LIBTOOLIZE --force --copy --install
+run autoconf --force
+
+chmod +x mkinstalldirs
+chmod +x install-sh
+
+cd ../..
+
+chmod +x ./configure
+
+# EOF
--- /dev/null
+
+README for the builds/amiga subdirectory.
+
+Copyright 2005 by
+Werner Lemberg and Detlef Würkner.
+
+This file is part of the FreeType project, and may only be used, modified,
+and distributed under the terms of the FreeType project license,
+LICENSE.TXT. By continuing to use, modify, or distribute this file you
+indicate that you have read the license and understand and accept it
+fully.
+
+
+The makefile.os4 is for the AmigaOS4 SDK. To use it, type
+"make -f makefile.os4", it produces a link library libft2_ppc.a.
+
+The makefile is for ppc-morphos-gcc-2.95.3-bin.tgz (gcc 2.95.3 hosted on
+68k-Amiga producing MorphOS-PPC-binaries from http://www.morphos.de).
+To use it, type "make assign", then "make"; it produces a link library
+libft2_ppc.a.
+
+The smakefile is a makefile for Amiga SAS/C 6.58 (no longer available,
+latest sold version was 6.50, updates can be found in Aminet). It is
+based on the version found in the sourcecode of ttf.library 0.83b for
+FreeType 1.3.1 from Richard Griffith (ragriffi@sprynet.com,
+http://ragriffi.home.sprynet.com).
+
+You will also need the latest include files and amiga.lib from the
+Amiga web site (http://www.amiga.com/3.9/download/NDK3.9.lha) for
+AmigaOS 3.9; the generated code should work under AmigaOS 2.04 and up.
+
+To use it, call "smake assign" and then "smake" from the builds/amiga
+directory. The results are:
+
+- A link library "ft2_680x0.lib" (where x depends on the setting of
+ the CPU entry in the smakefile) containing all FreeType2 parts
+ except of the init code, debugging code, and the system interface
+ code.
+
+- ftsystem.o, an object module containing the standard version of the
+ system interface code which uses fopen() fclose() fread() fseek()
+ ftell() malloc() realloc() and free() from lib:sc.lib (not pure).
+
+- ftsystempure.o, an object module containing the pure version of the
+ system interface code which uses Open() Close() Read() Seek()
+ ExamineFH() AsmAllocPooled() AsmFreePooled() etc. This version can
+ be used in both normal programs and in Amiga run-time shared system
+ librarys (can be linked with lib:libinit.o, no copying of DATA and
+ BSS hunks for each OpenLibrary() necessary). Source code is in
+ src/base/ftsystem.c.
+
+- ftdebug.o, an object module containing the standard version of the
+ debugging code which uses vprintf() and exit() (not pure).
+ Debugging can be turned on in FT:include/freetype/config/ftoption.h
+ and with FT_SetTraceLevel().
+
+- ftdebugpure.o, an object module containing the pure version of the
+ debugging code which uses KVPrintf() from lib:debug.lib and no
+ exit(). For debugging of Amiga run-time shared system libraries.
+ Source code is in src/base/ftdebug.c.
+
+- NO ftinit.o. Because linking with a link library should result in
+ linking only the needed object modules in it, but standard
+ ftsystem.o would force ALL FreeType2 modules to be linked to your
+ program, I decided to use a different scheme: You must #include
+ FT:src/base/ftinit.c in your sourcecode and specify with #define
+ statements which modules you need. See
+ include/freetype/config/ftmodule.h.
+
+
+To use in your own programs:
+
+- Insert the #define and #include statements from top of
+ include/freetype/config/ftmodule.h in your source code and uncomment
+ the #define statements for the FreeType2 modules you need.
+
+- You can use either PARAMETERS=REGISTER or PARAMETERS=STACK for
+ calling the FreeType2 functions, because the link library and the
+ object files are compiled with PARAMETERS=BOTH.
+
+- "smake assign" (assign "FT:" to the FreeType2 main directory).
+
+- Compile your program.
+
+- Link with either ftsystem.o or ftsystempure.o, if debugging enabled
+ with either ftdebug.o or (ftdebugpure.o and lib:debug.lib), and with
+ ft2_680x0.lib as link library.
+
+
+To adapt to other compilers:
+
+- The standard ANSI C maximum length of 31 significant characters in
+ identifiers is not enough for FreeType2. Check if your compiler has
+ a minimum length of 40 significant characters or can be switched to
+ it. "idlen=40" is the option for SAS/C. Setting #define
+ HAVE_LIMIT_ON_IDENTS in an include file may also work (not tested).
+
+- Make sure that the include directory in builds/amiga is searched
+ before the normal FreeType2 include directory, so you are able to
+ replace problematic include files with your own version (same may be
+ useful for the src directory).
+
+- An example of how to replace/workaround a problematic include file
+ is include/config/ftconfig.h; it changes a #define that would
+ prevent SAS/C from generating XDEF's where it should do that and
+ then includes the standard FreeType2 include file.
+
+Local Variables:
+coding: latin-1
+End:
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftconfig.h */
+/* */
+/* Amiga-specific configuration file (specification only). */
+/* */
+/* Copyright 2005, 2006, 2007 by */
+/* Werner Lemberg and Detlef Würkner. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/*
+ * This is an example how to override the default FreeType2 header files
+ * with Amiga-specific changes. When the compiler searches this directory
+ * before the default directory, we can do some modifications.
+ *
+ * Here we must change FT_EXPORT_DEF so that SAS/C does
+ * generate the needed XDEFs.
+ */
+
+#if 0
+#define FT_EXPORT_DEF( x ) extern x
+#endif
+
+#undef FT_EXPORT_DEF
+#define FT_EXPORT_DEF( x ) x
+
+/* Now include the original file */
+#ifndef __MORPHOS__
+#ifdef __SASC
+#include "FT:include/freetype/config/ftconfig.h"
+#else
+#include "/FT/include/freetype/config/ftconfig.h"
+#endif
+#else
+/* We must define that, it seems that
+ * lib/gcc-lib/ppc-morphos/2.95.3/include/syslimits.h is missing in
+ * ppc-morphos-gcc-2.95.3-bin.tgz (gcc for 68k producing MorphOS PPC elf
+ * binaries from http://www.morphos.de)
+ */
+#define _LIBC_LIMITS_H_
+#include "/FT/include/freetype/config/ftconfig.h"
+#endif
+
+/*
+Local Variables:
+coding: latin-1
+End:
+*/
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftmodule.h */
+/* */
+/* Amiga-specific FreeType module selection. */
+/* */
+/* Copyright 2005 by */
+/* Werner Lemberg and Detlef Würkner. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/*
+ * To avoid that all your programs include all FreeType modules,
+ * you copy the following piece of source code into your own
+ * source file and specify which modules you really need in your
+ * application by uncommenting the appropriate lines.
+ */
+/*
+//#define FT_USE_AUTOFIT // autofitter
+//#define FT_USE_RASTER // monochrome rasterizer
+//#define FT_USE_SMOOTH // anti-aliasing rasterizer
+//#define FT_USE_TT // truetype font driver
+//#define FT_USE_T1 // type1 font driver
+//#define FT_USE_T42 // type42 font driver
+//#define FT_USE_T1CID // cid-keyed type1 font driver // no cmap support
+//#define FT_USE_CFF // opentype font driver
+//#define FT_USE_BDF // bdf bitmap font driver
+//#define FT_USE_PCF // pcf bitmap font driver
+//#define FT_USE_PFR // pfr font driver
+//#define FT_USE_WINFNT // windows .fnt|.fon bitmap font driver
+//#define FT_USE_OTV // opentype validator
+//#define FT_USE_GXV // truetype gx validator
+#include "FT:src/base/ftinit.c"
+*/
+
+/* Make sure that the needed support modules are built in.
+ * Dependencies can be found by searching for FT_Get_Module.
+ */
+
+#ifdef FT_USE_T42
+#define FT_USE_TT
+#endif
+
+#ifdef FT_USE_TT
+#define FT_USE_SFNT
+#endif
+
+#ifdef FT_USE_CFF
+#define FT_USE_SFNT
+#define FT_USE_PSHINT
+#define FT_USE_PSNAMES
+#endif
+
+#ifdef FT_USE_T1
+#define FT_USE_PSAUX
+#define FT_USE_PSHINT
+#define FT_USE_PSNAMES
+#endif
+
+#ifdef FT_USE_T1CID
+#define FT_USE_PSAUX
+#define FT_USE_PSHINT
+#define FT_USE_PSNAMES
+#endif
+
+#ifdef FT_USE_PSAUX
+#define FT_USE_PSNAMES
+#endif
+
+#ifdef FT_USE_SFNT
+#define FT_USE_PSNAMES
+#endif
+
+/* Now include the modules */
+
+#ifdef FT_USE_AUTOFIT
+FT_USE_MODULE( FT_Module_Class, autofit_module_class )
+#endif
+
+#ifdef FT_USE_TT
+FT_USE_MODULE( FT_Driver_ClassRec, tt_driver_class )
+#endif
+
+#ifdef FT_USE_T1
+FT_USE_MODULE( FT_Driver_ClassRec, t1_driver_class )
+#endif
+
+#ifdef FT_USE_CFF
+FT_USE_MODULE( FT_Driver_ClassRec, cff_driver_class )
+#endif
+
+#ifdef FT_USE_T1CID
+FT_USE_MODULE( FT_Driver_ClassRec, t1cid_driver_class )
+#endif
+
+#ifdef FT_USE_PFR
+FT_USE_MODULE( FT_Driver_ClassRec, pfr_driver_class )
+#endif
+
+#ifdef FT_USE_T42
+FT_USE_MODULE( FT_Driver_ClassRec, t42_driver_class )
+#endif
+
+#ifdef FT_USE_WINFNT
+FT_USE_MODULE( FT_Driver_ClassRec, winfnt_driver_class )
+#endif
+
+#ifdef FT_USE_PCF
+FT_USE_MODULE( FT_Driver_ClassRec, pcf_driver_class )
+#endif
+
+#ifdef FT_USE_PSAUX
+FT_USE_MODULE( FT_Module_Class, psaux_module_class )
+#endif
+
+#ifdef FT_USE_PSNAMES
+FT_USE_MODULE( FT_Module_Class, psnames_module_class )
+#endif
+
+#ifdef FT_USE_PSHINT
+FT_USE_MODULE( FT_Module_Class, pshinter_module_class )
+#endif
+
+#ifdef FT_USE_RASTER
+FT_USE_MODULE( FT_Renderer_Class, ft_raster1_renderer_class )
+#endif
+
+#ifdef FT_USE_SFNT
+FT_USE_MODULE( FT_Module_Class, sfnt_module_class )
+#endif
+
+#ifdef FT_USE_SMOOTH
+FT_USE_MODULE( FT_Renderer_Class, ft_smooth_renderer_class )
+FT_USE_MODULE( FT_Renderer_Class, ft_smooth_lcd_renderer_class )
+FT_USE_MODULE( FT_Renderer_Class, ft_smooth_lcdv_renderer_class )
+#endif
+
+#ifdef FT_USE_OTV
+FT_USE_MODULE( FT_Module_Class, otv_module_class )
+#endif
+
+#ifdef FT_USE_BDF
+FT_USE_MODULE( FT_Driver_ClassRec, bdf_driver_class )
+#endif
+
+#ifdef FT_USE_GXV
+FT_USE_MODULE( FT_Module_Class, gxv_module_class )
+#endif
+
+/*
+Local Variables:
+coding: latin-1
+End:
+*/
--- /dev/null
+#
+# Makefile for FreeType2 link library using ppc-morphos-gcc-2.95.3-bin.tgz
+# (gcc 2.95.3 hosted on 68k-Amiga producing MorphOS-PPC-binaries from
+# http://www.morphos.de)
+#
+
+
+# Copyright 2005, 2006, 2007, 2009 by
+# Werner Lemberg and Detlef Würkner.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+#
+# to build from the builds/amiga directory call
+#
+# make assign
+# make
+#
+# Your programs source code should start with this
+# (uncomment the parts you do not need to keep the program small):
+# ---8<---
+#define FT_USE_AUTOFIT // autofitter
+#define FT_USE_RASTER // monochrome rasterizer
+#define FT_USE_SMOOTH // anti-aliasing rasterizer
+#define FT_USE_TT // truetype font driver
+#define FT_USE_T1 // type1 font driver
+#define FT_USE_T42 // type42 font driver
+#define FT_USE_T1CID // cid-keyed type1 font driver
+#define FT_USE_CFF // opentype font driver
+#define FT_USE_BDF // bdf bitmap font driver
+#define FT_USE_PCF // pcf bitmap font driver
+#define FT_USE_PFR // pfr font driver
+#define FT_USE_WINFNT // windows .fnt|.fon bitmap font driver
+#define FT_USE_OTV // opentype validator
+#define FT_USE_GXV // truetype gx validator
+#include "FT:src/base/ftinit.c"
+# ---8<---
+#
+# link your programs with libft2_ppc.a and either ftsystem.ppc.o or ftsystempure.ppc.o
+# (and either ftdebug.ppc.o or ftdebugpure.ppc.o if you enabled FT_DEBUG_LEVEL_ERROR or
+# FT_DEBUG_LEVEL_TRACE in include/freetype/config/ftoption.h).
+
+all: libft2_ppc.a ftsystem.ppc.o ftsystempure.ppc.o
+
+assign:
+ assign FT: //
+
+FTSRC = /FT/src
+
+CC = ppc-morphos-gcc
+AR = ppc-morphos-ar rc
+RANLIB = ppc-morphos-ranlib
+LD = ppc-morphos-ld
+CFLAGS = -DFT2_BUILD_LIBRARY -O2 -I/emu/emulinclude/includegcc -I/emu/include -Iinclude -I$(FTSRC) -I/FT/include
+
+#
+# FreeType2 library base
+#
+ftbase.ppc.o: $(FTSRC)/base/ftbase.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+ftinit.ppc.o: $(FTSRC)/base/ftinit.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+ftsystem.ppc.o: $(FTSRC)/base/ftsystem.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+# pure version for use in run-time library etc
+ftsystempure.ppc.o: src/base/ftsystem.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+ftdebug.ppc.o: $(FTSRC)/base/ftdebug.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+# pure version for use in run-time library etc
+ftdebugpure.ppc.o: src/base/ftdebug.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+#
+# FreeType2 library base extensions
+#
+ftbbox.ppc.o: $(FTSRC)/base/ftbbox.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+ftbdf.ppc.o: $(FTSRC)/base/ftbdf.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+ftbitmap.ppc.o: $(FTSRC)/base/ftbitmap.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+ftcid.ppc.o: $(FTSRC)/base/ftcid.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+ftfstype.ppc.o: $(FTSRC)/base/ftfstype.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+ftgasp.ppc.o: $(FTSRC)/base/ftgasp.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+ftglyph.ppc.o: $(FTSRC)/base/ftglyph.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+ftgxval.ppc.o: $(FTSRC)/base/ftgxval.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+ftlcdfil.ppc.o: $(FTSRC)/base/ftlcdfil.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+ftmm.ppc.o: $(FTSRC)/base/ftmm.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+ftotval.ppc.o: $(FTSRC)/base/ftotval.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+ftpatent.ppc.o: $(FTSRC)/base/ftpatent.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+ftpfr.ppc.o: $(FTSRC)/base/ftpfr.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+ftstroke.ppc.o: $(FTSRC)/base/ftstroke.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+ftsynth.ppc.o: $(FTSRC)/base/ftsynth.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+fttype1.ppc.o: $(FTSRC)/base/fttype1.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+ftwinfnt.ppc.o: $(FTSRC)/base/ftwinfnt.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+ftxf86.ppc.o: $(FTSRC)/base/ftxf86.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+#
+# FreeType2 library autofitting module
+#
+autofit.ppc.o: $(FTSRC)/autofit/autofit.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+#
+# FreeType2 library postscript hinting module
+#
+pshinter.ppc.o: $(FTSRC)/pshinter/pshinter.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+#
+# FreeType2 library PS support module
+#
+psaux.ppc.o: $(FTSRC)/psaux/psaux.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+#
+# FreeType2 library PS glyph names module
+#
+psnames.ppc.o: $(FTSRC)/psnames/psnames.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+#
+# FreeType2 library monochrome raster module
+#
+raster.ppc.o: $(FTSRC)/raster/raster.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+#
+# FreeType2 library anti-aliasing raster module
+#
+smooth.ppc.o: $(FTSRC)/smooth/smooth.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+#
+# FreeType2 library 'sfnt' module
+#
+sfnt.ppc.o: $(FTSRC)/sfnt/sfnt.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+#
+# FreeType2 library glyph and image caching system
+#
+ftcache.ppc.o: $(FTSRC)/cache/ftcache.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+#
+# FreeType2 library OpenType font driver
+#
+cff.ppc.o: $(FTSRC)/cff/cff.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+#
+# FreeType2 library TrueType font driver
+#
+truetype.ppc.o: $(FTSRC)/truetype/truetype.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+#
+# FreeType2 library Type1 font driver
+#
+type1.ppc.o: $(FTSRC)/type1/type1.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+#
+# FreeType2 library Type42 font driver
+#
+type42.ppc.o: $(FTSRC)/type42/type42.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+#
+# FreeType2 library CID-keyed Type1 font driver
+#
+type1cid.ppc.o: $(FTSRC)/cid/type1cid.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+#
+# FreeType2 library BDF bitmap font driver
+#
+bdf.ppc.o: $(FTSRC)/bdf/bdf.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+#
+# FreeType2 library PCF bitmap font driver
+#
+pcf.ppc.o: $(FTSRC)/pcf/pcf.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+#
+# FreeType2 library gzip support for compressed PCF bitmap fonts
+#
+gzip.ppc.o: $(FTSRC)/gzip/ftgzip.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+# FreeType2 library bzip2 support for compressed PCF bitmap fonts
+#
+bzip2.ppc.o: $(FTSRC)/bzip2/ftbzip2.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+#
+# FreeType2 library compress support for compressed PCF bitmap fonts
+#
+lzw.ppc.o: $(FTSRC)/lzw/ftlzw.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+#
+# FreeType2 library PFR font driver
+#
+pfr.ppc.o: $(FTSRC)/pfr/pfr.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+#
+# FreeType2 library Windows FNT/FON bitmap font driver
+#
+winfnt.ppc.o: $(FTSRC)/winfonts/winfnt.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+#
+# FreeType2 library TrueTypeGX Validator
+#
+gxvalid.ppc.o: $(FTSRC)/gxvalid/gxvalid.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+#
+# FreeType2 library OpenType validator
+#
+otvalid.ppc.o: $(FTSRC)/otvalid/otvalid.c
+ $(CC) -c $(CFLAGS) -o $@ $<
+
+BASEPPC = ftbase.ppc.o ftbbox.ppc.o ftbdf.ppc.o ftbitmap.ppc.o ftcid.ppc.o \
+ ftfstype.ppc.o ftgasp.ppc.o ftglyph.ppc.o ftgxval.ppc.o \
+ ftlcdfil.ppc.o ftmm.ppc.o ftotval.ppc.o ftpatent.ppc.o ftpfr.ppc.o \
+ ftstroke.ppc.o ftsynth.ppc.o fttype1.ppc.o ftwinfnt.ppc.o \
+ ftxf86.ppc.o
+
+DEBUGPPC = ftdebug.ppc.o ftdebugpure.ppc.o
+
+AFITPPC = autofit.ppc.o
+
+GXVPPC = gxvalid.ppc.o
+
+OTVPPC = otvalid.ppc.o
+
+PSPPC = psaux.ppc.o psnames.ppc.o pshinter.ppc.o
+
+RASTERPPC = raster.ppc.o smooth.ppc.o
+
+FONTDPPC = cff.ppc.o type1.ppc.o type42.ppc.o type1cid.ppc.o truetype.ppc.o\
+ bdf.ppc.o pcf.ppc.o pfr.ppc.o winfnt.ppc.o
+
+libft2_ppc.a: $(BASEPPC) $(AFITPPC) $(GXVPPC) $(OTVPPC) $(PSPPC) $(RASTERPPC) sfnt.ppc.o ftcache.ppc.o $(FONTDPPC) gzip.ppc.o bzip2.ppc.o lzw.ppc.o
+ $(AR) $@ $(BASEPPC) $(AFITPPC) $(GXVPPC) $(OTVPPC) $(PSPPC) $(RASTERPPC) sfnt.ppc.o ftcache.ppc.o $(FONTDPPC) gzip.ppc.o bzip2.ppc.o lzw.ppc.o
+ -@ ($(RANLIB) $@ || true) >/dev/null 2>&1
+
+#Local Variables:
+#coding: latin-1
+#End:
--- /dev/null
+#
+# Makefile for FreeType2 link library using gcc 4.0.3 from the
+# AmigaOS4 SDK
+#
+
+
+# Copyright 2005, 2006, 2007, 2009 by
+# Werner Lemberg and Detlef Würkner.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# to build from the builds/amiga directory call
+#
+# make -f makefile.os4
+#
+# Your programs source code should start with this
+# (uncomment the parts you do not need to keep the program small):
+# ---8<---
+#define FT_USE_AUTOFIT // autofitter
+#define FT_USE_RASTER // monochrome rasterizer
+#define FT_USE_SMOOTH // anti-aliasing rasterizer
+#define FT_USE_TT // truetype font driver
+#define FT_USE_T1 // type1 font driver
+#define FT_USE_T42 // type42 font driver
+#define FT_USE_T1CID // cid-keyed type1 font driver
+#define FT_USE_CFF // opentype font driver
+#define FT_USE_BDF // bdf bitmap font driver
+#define FT_USE_PCF // pcf bitmap font driver
+#define FT_USE_PFR // pfr font driver
+#define FT_USE_WINFNT // windows .fnt|.fon bitmap font driver
+#define FT_USE_OTV // opentype validator
+#define FT_USE_GXV // truetype gx validator
+#include "FT:src/base/ftinit.c"
+# ---8<---
+#
+# link your programs with libft2_ppc.a and either ftsystem.ppc.o or ftsystempure.ppc.o
+# (and either ftdebug.ppc.o or ftdebugpure.ppc.o if you enabled FT_DEBUG_LEVEL_ERROR or
+# FT_DEBUG_LEVEL_TRACE in include/freetype/config/ftoption.h).
+
+all: assign libft2_ppc.a ftsystem.ppc.o ftsystempure.ppc.o
+
+assign:
+ assign FT: //
+
+CC = ppc-amigaos-gcc
+AR = ppc-amigaos-ar
+RANLIB = ppc-amigaos-ranlib
+
+DIRFLAGS = -Iinclude -I/FT/src -I/FT/include -I/SDK/include
+
+WARNINGS = -Wall -W -Wundef -Wpointer-arith -Wbad-function-cast \
+ -Waggregate-return -Wwrite-strings -Wshadow
+
+OPTIONS = -DFT2_BUILD_LIBRARY -DNDEBUG -fno-builtin
+OPTIMIZE = -O2 -fomit-frame-pointer -fstrength-reduce -finline-functions
+
+CFLAGS = -mcrt=clib2 $(DIRFLAGS) $(WARNINGS) $(FT2FLAGS) $(OPTIONS) $(OPTIMIZE)
+
+#
+# FreeType2 library base
+#
+ftbase.ppc.o: FT:src/base/ftbase.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/base/ftbase.c
+
+ftinit.ppc.o: FT:src/base/ftinit.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/base/ftinit.c
+
+ftsystem.ppc.o: FT:src/base/ftsystem.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/base/ftsystem.c
+
+# pure version for use in run-time library etc
+ftsystempure.ppc.o: src/base/ftsystem.c
+ $(CC) -c $(CFLAGS) -o $@ src/base/ftsystem.c
+
+#
+# FreeType2 library base extensions
+#
+ftbbox.ppc.o: FT:src/base/ftbbox.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/base/ftbbox.c
+
+ftbdf.ppc.o: FT:src/base/ftbdf.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/base/ftbdf.c
+
+ftbitmap.ppc.o: FT:src/base/ftbitmap.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/base/ftbitmap.c
+
+ftcid.ppc.o: FT:src/base/ftcid.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/base/ftcid.c
+
+ftdebug.ppc.o: FT:src/base/ftdebug.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/base/ftdebug.c
+
+# pure version for use in run-time library etc
+ftdebugpure.ppc.o: src/base/ftdebug.c
+ $(CC) -c $(CFLAGS) -o $@ src/base/ftdebug.c
+
+ftfstype.ppc.o: FT:src/base/ftfstype.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/base/ftfstype.c
+
+ftgasp.ppc.o: FT:src/base/ftgasp.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/base/ftgasp.c
+
+ftglyph.ppc.o: FT:src/base/ftglyph.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/base/ftglyph.c
+
+ftgxval.ppc.o: FT:src/base/ftgxval.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/base/ftgxval.c
+
+ftlcdfil.ppc.o: FT:src/base/ftlcdfil.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/base/ftlcdfil.c
+
+ftmm.ppc.o: FT:src/base/ftmm.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/base/ftmm.c
+
+ftotval.ppc.o: FT:src/base/ftotval.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/base/ftotval.c
+
+ftpatent.ppc.o: FT:src/base/ftpatent.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/base/ftpatent.c
+
+ftpfr.ppc.o: FT:src/base/ftpfr.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/base/ftpfr.c
+
+ftstroke.ppc.o: FT:src/base/ftstroke.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/base/ftstroke.c
+
+ftsynth.ppc.o: FT:src/base/ftsynth.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/base/ftsynth.c
+
+fttype1.ppc.o: FT:src/base/fttype1.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/base/fttype1.c
+
+ftwinfnt.ppc.o: FT:src/base/ftwinfnt.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/base/ftwinfnt.c
+
+ftxf86.ppc.o: FT:src/base/ftxf86.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/base/ftxf86.c
+
+#
+# FreeType2 library autofitting module
+#
+autofit.ppc.o: FT:src/autofit/autofit.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/autofit/autofit.c
+
+#
+# FreeType2 library postscript hinting module
+#
+pshinter.ppc.o: FT:src/pshinter/pshinter.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/pshinter/pshinter.c
+
+#
+# FreeType2 library PS support module
+#
+psaux.ppc.o: FT:src/psaux/psaux.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/psaux/psaux.c
+
+#
+# FreeType2 library PS glyph names module
+#
+psnames.ppc.o: FT:src/psnames/psnames.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/psnames/psnames.c
+
+#
+# FreeType2 library monochrome raster module
+#
+raster.ppc.o: FT:src/raster/raster.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/raster/raster.c
+
+#
+# FreeType2 library anti-aliasing raster module
+#
+smooth.ppc.o: FT:src/smooth/smooth.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/smooth/smooth.c
+
+#
+# FreeType2 library 'sfnt' module
+#
+sfnt.ppc.o: FT:src/sfnt/sfnt.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/sfnt/sfnt.c
+
+#
+# FreeType2 library glyph and image caching system
+#
+ftcache.ppc.o: FT:src/cache/ftcache.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/cache/ftcache.c
+
+#
+# FreeType2 library OpenType font driver
+#
+cff.ppc.o: FT:src/cff/cff.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/cff/cff.c
+
+#
+# FreeType2 library TrueType font driver
+#
+truetype.ppc.o: FT:src/truetype/truetype.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/truetype/truetype.c
+
+#
+# FreeType2 library Type1 font driver
+#
+type1.ppc.o: FT:src/type1/type1.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/type1/type1.c
+
+#
+# FreeType2 library Type42 font driver
+#
+type42.ppc.o: FT:src/type42/type42.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/type42/type42.c
+
+#
+# FreeType2 library CID-keyed Type1 font driver
+#
+type1cid.ppc.o: FT:src/cid/type1cid.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/cid/type1cid.c
+
+#
+# FreeType2 library BDF bitmap font driver
+#
+bdf.ppc.o: FT:src/bdf/bdf.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/bdf/bdf.c
+
+#
+# FreeType2 library PCF bitmap font driver
+#
+pcf.ppc.o: FT:src/pcf/pcf.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/pcf/pcf.c
+
+#
+# FreeType2 library gzip support for compressed PCF bitmap fonts
+#
+gzip.ppc.o: FT:src/gzip/ftgzip.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/gzip/ftgzip.c
+
+#
+# FreeType2 library bzip2 support for compressed PCF bitmap fonts
+#
+bzip2.ppc.o: FT:src/bzip2/ftbzip2.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/bzip2/ftbzip2.c
+
+#
+# FreeType2 library compress support for compressed PCF bitmap fonts
+#
+lzw.ppc.o: FT:src/lzw/ftlzw.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/lzw/ftlzw.c
+
+#
+# FreeType2 library PFR font driver
+#
+pfr.ppc.o: FT:src/pfr/pfr.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/pfr/pfr.c
+
+#
+# FreeType2 library Windows FNT/FON bitmap font driver
+#
+winfnt.ppc.o: FT:src/winfonts/winfnt.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/winfonts/winfnt.c
+
+#
+# FreeType2 library TrueTypeGX Validator
+#
+gxvalid.ppc.o: FT:src/gxvalid/gxvalid.c
+ $(CC) -c $(CFLAGS) -Wno-aggregate-return -o $@ /FT/src/gxvalid/gxvalid.c
+
+#
+# FreeType2 library OpenType validator
+#
+otvalid.ppc.o: FT:src/otvalid/otvalid.c
+ $(CC) -c $(CFLAGS) -o $@ /FT/src/otvalid/otvalid.c
+
+BASE = ftbase.ppc.o ftbbox.ppc.o ftbdf.ppc.o ftbitmap.ppc.o ftcid.ppc.o \
+ ftfstype.ppc.o ftgasp.ppc.o ftglyph.ppc.o ftgxval.ppc.o \
+ ftlcdfil.ppc.o ftmm.ppc.o ftotval.ppc.o ftpatent.ppc.o ftpfr.ppc.o \
+ ftstroke.ppc.o ftsynth.ppc.o fttype1.ppc.o ftwinfnt.ppc.o \
+ ftxf86.ppc.o
+
+DEBUG = ftdebug.ppc.o ftdebugpure.ppc.o
+
+AFIT = autofit.ppc.o
+
+GXV = gxvalid.ppc.o
+
+OTV = otvalid.ppc.o
+
+PS = psaux.ppc.o psnames.ppc.o pshinter.ppc.o
+
+RASTER = raster.ppc.o smooth.ppc.o
+
+FONTD = cff.ppc.o type1.ppc.o type42.ppc.o type1cid.ppc.o truetype.ppc.o\
+ bdf.ppc.o pcf.ppc.o pfr.ppc.o winfnt.ppc.o
+
+libft2_ppc.a: $(BASE) $(AFIT) $(GXV) $(OTV) $(PS) $(RASTER) sfnt.ppc.o ftcache.ppc.o $(FONTD) gzip.ppc.o lzw.ppc.o
+ $(AR) r $@ $(BASE) $(AFIT) $(GXV) $(OTV) $(PS) $(RASTER) sfnt.ppc.o ftcache.ppc.o $(FONTD) gzip.ppc.o lzw.ppc.o
+ $(RANLIB) $@
+
+#Local Variables:
+#coding: latin-1
+#End:
--- /dev/null
+#
+# Makefile for FreeType2 link library using Amiga SAS/C 6.58
+#
+
+
+# Copyright 2005,2006, 2007, 2009 by
+# Werner Lemberg and Detlef Würkner.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# to build from the builds/amiga directory call
+#
+# smake assign
+# smake
+#
+# Your programs source code should start with this
+# (uncomment the parts you do not need to keep the program small):
+# ---8<---
+#define FT_USE_AUTOFIT // autofitter
+#define FT_USE_RASTER // monochrome rasterizer
+#define FT_USE_SMOOTH // anti-aliasing rasterizer
+#define FT_USE_TT // truetype font driver
+#define FT_USE_T1 // type1 font driver
+#define FT_USE_T42 // type42 font driver
+#define FT_USE_T1CID // cid-keyed type1 font driver
+#define FT_USE_CFF // opentype font driver
+#define FT_USE_BDF // bdf bitmap font driver
+#define FT_USE_PCF // pcf bitmap font driver
+#define FT_USE_PFR // pfr font driver
+#define FT_USE_WINFNT // windows .fnt|.fon bitmap font driver
+#define FT_USE_OTV // opentype validator
+#define FT_USE_GXV // truetype gx validator
+#include "FT:src/base/ftinit.c"
+# ---8<---
+#
+# link your programs with ft2_680x0.lib and either ftsystem.o or ftsystempure.o
+# (and either ftdebug.o or ftdebugpure.o if you enabled FT_DEBUG_LEVEL_ERROR or
+# FT_DEBUG_LEVEL_TRACE in include/freetype/config/ftoption.h).
+
+OBJBASE = ftbase.o ftbbox.o ftbdf.o ftbitmap.o ftcid.o ftfstype.o ftgasp.o \
+ ftglyph.o ftgxval.o ftlcdfil.o ftmm.o ftotval.o ftpatent.o ftpfr.o \
+ ftstroke.o ftsynth.o fttype1.o ftwinfnt.o ftxf86.o
+
+OBJSYSTEM = ftsystem.o ftsystempure.o
+
+OBJDEBUG = ftdebug.o ftdebugpure.o
+
+OBJAFIT = autofit.o
+
+OBJGXV = gxvalid.o
+
+OBJOTV = otvalid.o
+
+OBJPS = psaux.o psnames.o pshinter.o
+
+OBJRASTER = raster.o smooth.o
+
+OBJSFNT = sfnt.o
+
+OBJCACHE = ftcache.o
+
+OBJFONTD = cff.o type1.o type42.o type1cid.o\
+ truetype.o winfnt.o bdf.o pcf.o pfr.o
+
+CORE = FT:src/
+
+CPU = 68000
+#CPU = 68020
+#CPU = 68030
+#CPU = 68040
+#CPU = 68060
+
+OPTIMIZER = optinlocal
+
+SCFLAGS = optimize opttime optsched strmerge data=faronly idlen=50 cpu=$(CPU)\
+ idir=include/ idir=$(CORE) idir=FT:include/ nostackcheck nochkabort\
+ noicons ignore=79,85,110,306 parameters=both define=FT2_BUILD_LIBRARY
+
+LIB = ft2_$(CPU).lib
+
+# sample linker options
+OPTS = link lib=$(LIB),lib:sc.lib,lib:amiga.lib,lib:debug.lib\
+ smallcode smalldata noicons utillib
+
+# sample program entry
+#myprog: myprog.c ftsystem.o $(LIB)
+# sc $< programname=$@ ftsystem.o $(SCFLAGS) $(OPTS)
+
+all: $(LIB) $(OBJSYSTEM) $(OBJDEBUG)
+
+assign:
+ assign FT: //
+
+# uses separate object modules in lib to make for easier debugging
+# also, can make smaller programs if entire engine is not used
+ft2_$(CPU).lib: $(OBJBASE) $(OBJAFIT) $(OBJOTV) $(OBJPS) $(OBJRASTER) $(OBJSFNT) $(OBJCACHE) $(OBJFONTD) lzw.o gzip.o bzip2.o
+ oml $@ r $(OBJBASE) $(OBJAFIT) $(OBJOTV) $(OBJPS) $(OBJRASTER) $(OBJSFNT) $(OBJCACHE) $(OBJFONTD) lzw.o gzip.o bzip2.o
+
+clean:
+ -delete \#?.o
+
+realclean: clean
+ -delete ft2$(CPU).lib
+
+#
+# freetype library base
+#
+ftbase.o: $(CORE)base/ftbase.c
+ sc $(SCFLAGS) objname=$@ $<
+ftinit.o: $(CORE)base/ftinit.c
+ sc $(SCFLAGS) objname=$@ $<
+ftsystem.o: $(CORE)base/ftsystem.c
+ sc $(SCFLAGS) objname=$@ $<
+ftsystempure.o: src/base/ftsystem.c ## pure version for use in run-time library etc
+ sc $(SCFLAGS) objname=$@ $<
+ftdebug.o: $(CORE)base/ftdebug.c
+ sc $(SCFLAGS) objname=$@ $<
+ftdebugpure.o: src/base/ftdebug.c ## pure version for use in run-time library etc
+ sc $(SCFLAGS) objname=$@ $<
+#
+# freetype library base extensions
+#
+ftbbox.o: $(CORE)base/ftbbox.c
+ sc $(SCFLAGS) objname=$@ $<
+ftbdf.o: $(CORE)base/ftbdf.c
+ sc $(SCFLAGS) objname=$@ $<
+ftbitmap.o: $(CORE)base/ftbitmap.c
+ sc $(SCFLAGS) objname=$@ $<
+ftcid.o: $(CORE)base/ftcid.c
+ sc $(SCFLAGS) objname=$@ $<
+ftfstype.o: $(CORE)base/ftfstype.c
+ sc $(SCFLAGS) objname=$@ $<
+ftgasp.o: $(CORE)base/ftgasp.c
+ sc $(SCFLAGS) objname=$@ $<
+ftglyph.o: $(CORE)base/ftglyph.c
+ sc $(SCFLAGS) objname=$@ $<
+ftgxval.o: $(CORE)base/ftgxval.c
+ sc $(SCFLAGS) objname=$@ $<
+ftlcdfil.o: $(CORE)base/ftlcdfil.c
+ sc $(SCFLAGS) objname=$@ $<
+ftmm.o: $(CORE)base/ftmm.c
+ sc $(SCFLAGS) objname=$@ $<
+ftotval.o: $(CORE)base/ftotval.c
+ sc $(SCFLAGS) objname=$@ $<
+ftpatent.o: $(CORE)base/ftpatent.c
+ sc $(SCFLAGS) objname=$@ $<
+ftpfr.o: $(CORE)base/ftpfr.c
+ sc $(SCFLAGS) objname=$@ $<
+ftstroke.o: $(CORE)base/ftstroke.c
+ sc $(SCFLAGS) objname=$@ $<
+ftsynth.o: $(CORE)base/ftsynth.c
+ sc $(SCFLAGS) objname=$@ $<
+fttype1.o: $(CORE)base/fttype1.c
+ sc $(SCFLAGS) objname=$@ $<
+ftwinfnt.o: $(CORE)base/ftwinfnt.c
+ sc $(SCFLAGS) objname=$@ $<
+ftxf86.o: $(CORE)base/ftxf86.c
+ sc $(SCFLAGS) objname=$@ $<
+
+#
+# freetype library autofitter module
+#
+autofit.o: $(CORE)autofit/autofit.c
+ sc $(SCFLAGS) objname=$@ $<
+
+#
+# freetype library PS hinting module
+#
+pshinter.o: $(CORE)pshinter/pshinter.c
+ sc $(SCFLAGS) objname=$@ $<
+#
+# freetype library PS support module
+#
+psaux.o: $(CORE)psaux/psaux.c
+ sc $(SCFLAGS) objname=$@ $<
+
+#
+# freetype library PS glyph names module
+#
+psnames.o: $(CORE)psnames/psnames.c
+ sc $(SCFLAGS) code=far objname=$@ $<
+
+#
+# freetype library monochrome raster module
+#
+raster.o: $(CORE)raster/raster.c
+ sc $(SCFLAGS) objname=$@ $<
+
+#
+# freetype library anti-aliasing raster module
+#
+smooth.o: $(CORE)smooth/smooth.c
+ sc $(SCFLAGS) objname=$@ $<
+
+#
+# freetype library 'sfnt' module
+#
+sfnt.o: $(CORE)sfnt/sfnt.c
+ sc $(SCFLAGS) objname=$@ $<
+
+#
+# freetype library glyph and image caching system (still experimental)
+#
+ftcache.o: $(CORE)cache/ftcache.c
+ sc $(SCFLAGS) objname=$@ $<
+
+#
+# freetype library OpenType font driver
+#
+cff.o: $(CORE)cff/cff.c
+ sc $(SCFLAGS) objname=$@ $<
+
+#
+# freetype library TrueType font driver
+#
+truetype.o: $(CORE)truetype/truetype.c
+ sc $(SCFLAGS) objname=$@ $<
+
+#
+# freetype library Type1 font driver
+#
+type1.o: $(CORE)type1/type1.c
+ sc $(SCFLAGS) objname=$@ $<
+
+#
+# FreeType2 library Type42 font driver
+#
+type42.o: $(CORE)type42/type42.c
+ sc $(SCFLAGS) objname=$@ $<
+
+#
+# freetype library CID-keyed Type1 font driver
+#
+type1cid.o: $(CORE)cid/type1cid.c
+ sc $(SCFLAGS) objname=$@ $<
+#
+# freetype library CID-keyed Type1 font driver extensions
+#
+#cidafm.o: $(CORE)cid/cidafm.c
+# sc $(SCFLAGS) objname=$@ $<
+
+#
+# freetype library BDF bitmap font driver
+#
+bdf.o: $(CORE)bdf/bdf.c
+ sc $(SCFLAGS) objname=$@ $<
+
+#
+# freetype library PCF bitmap font driver
+#
+pcf.o: $(CORE)pcf/pcf.c
+ sc $(SCFLAGS) objname=$@ $<
+
+#
+# freetype library gzip support for compressed PCF bitmap fonts
+#
+gzip.o: $(CORE)gzip/ftgzip.c
+ sc $(SCFLAGS) define FAR objname=$@ $<
+
+#
+# freetype library bzip2 support for compressed PCF bitmap fonts
+#
+bzip2.o: $(CORE)bzip2/ftbzip2.c
+ sc $(SCFLAGS) define FAR objname=$@ $<
+
+#
+# freetype library compress support for compressed PCF bitmap fonts
+#
+lzw.o: $(CORE)lzw/ftlzw.c
+ sc $(SCFLAGS) objname=$@ $<
+
+#
+# freetype library PFR font driver
+#
+pfr.o: $(CORE)pfr/pfr.c
+ sc $(SCFLAGS) objname=$@ $<
+
+#
+# freetype library Windows FNT/FON bitmap font driver
+#
+winfnt.o: $(CORE)winfonts/winfnt.c
+ sc $(SCFLAGS) objname=$@ $<
+
+#
+# freetype library TrueTypeGX validator
+#
+gxvalid.o: $(CORE)gxvalid/gxvalid.c
+ sc $(SCFLAGS) objname=$@ $<
+
+#
+# freetype library OpenType validator
+#
+otvalid.o: $(CORE)otvalid/otvalid.c
+ sc $(SCFLAGS) objname=$@ $<
+
+#Local Variables:
+#coding: latin-1
+#End:
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftdebug.c */
+/* */
+/* Debugging and logging component (body). */
+/* */
+/* Copyright 1996-2001, 2002, 2004, 2005 by */
+/* David Turner, Robert Wilhelm, Werner Lemberg and Detlef Würkner. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This component contains various macros and functions used to ease the */
+ /* debugging of the FreeType engine. Its main purpose is in assertion */
+ /* checking, tracing, and error detection. */
+ /* */
+ /* There are now three debugging modes: */
+ /* */
+ /* - trace mode */
+ /* */
+ /* Error and trace messages are sent to the log file (which can be the */
+ /* standard error output). */
+ /* */
+ /* - error mode */
+ /* */
+ /* Only error messages are generated. */
+ /* */
+ /* - release mode: */
+ /* */
+ /* No error message is sent or generated. The code is free from any */
+ /* debugging parts. */
+ /* */
+ /*************************************************************************/
+
+
+/*
+ * Based on the default ftdebug.c,
+ * replaced vprintf() with KVPrintF(),
+ * commented out exit(),
+ * replaced getenv() with GetVar().
+ */
+
+#include <exec/types.h>
+#include <utility/tagitem.h>
+#include <dos/exall.h>
+#include <dos/var.h>
+#define __NOLIBBASE__
+#define __NOLOBALIFACE__
+#define __USE_INLINE__
+#include <proto/dos.h>
+#include <clib/debug_protos.h>
+
+#ifndef __amigaos4__
+extern struct Library *DOSBase;
+#else
+extern struct DOSIFace *IDOS;
+#endif
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+#include FT_INTERNAL_DEBUG_H
+
+
+#if defined( FT_DEBUG_LEVEL_ERROR )
+
+ /* documentation is in ftdebug.h */
+
+ FT_BASE_DEF( void )
+ FT_Message( const char* fmt, ... )
+ {
+ va_list ap;
+
+
+ va_start( ap, fmt );
+/* vprintf( fmt, ap ); */
+ KVPrintF( fmt, ap );
+ va_end( ap );
+ }
+
+
+ /* documentation is in ftdebug.h */
+
+ FT_BASE_DEF( void )
+ FT_Panic( const char* fmt, ... )
+ {
+ va_list ap;
+
+
+ va_start( ap, fmt );
+/* vprintf( fmt, ap ); */
+ KVPrintF( fmt, ap );
+ va_end( ap );
+
+/* exit( EXIT_FAILURE ); */
+ }
+
+#endif /* FT_DEBUG_LEVEL_ERROR */
+
+
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+
+ /* array of trace levels, initialized to 0 */
+ int ft_trace_levels[trace_count];
+
+
+ /* define array of trace toggle names */
+#define FT_TRACE_DEF( x ) #x ,
+
+ static const char* ft_trace_toggles[trace_count + 1] =
+ {
+#include FT_INTERNAL_TRACE_H
+ NULL
+ };
+
+#undef FT_TRACE_DEF
+
+
+ /* documentation is in ftdebug.h */
+
+ FT_BASE_DEF( FT_Int )
+ FT_Trace_Get_Count( void )
+ {
+ return trace_count;
+ }
+
+
+ /* documentation is in ftdebug.h */
+
+ FT_BASE_DEF( const char * )
+ FT_Trace_Get_Name( FT_Int idx )
+ {
+ int max = FT_Trace_Get_Count();
+
+
+ if ( idx < max )
+ return ft_trace_toggles[idx];
+ else
+ return NULL;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* Initialize the tracing sub-system. This is done by retrieving the */
+ /* value of the `FT2_DEBUG' environment variable. It must be a list of */
+ /* toggles, separated by spaces, `;', or `,'. Example: */
+ /* */
+ /* export FT2_DEBUG="any:3 memory:7 stream:5" */
+ /* */
+ /* This requests that all levels be set to 3, except the trace level for */
+ /* the memory and stream components which are set to 7 and 5, */
+ /* respectively. */
+ /* */
+ /* See the file <include/freetype/internal/fttrace.h> for details of the */
+ /* available toggle names. */
+ /* */
+ /* The level must be between 0 and 7; 0 means quiet (except for serious */
+ /* runtime errors), and 7 means _very_ verbose. */
+ /* */
+ FT_BASE_DEF( void )
+ ft_debug_init( void )
+ {
+/* const char* ft2_debug = getenv( "FT2_DEBUG" ); */
+ char buf[256];
+ const char* ft2_debug = &buf[0];
+
+
+/* if ( ft2_debug ) */
+ if ( GetVar( "FT2_DEBUG", (STRPTR)ft2_debug, 256, LV_VAR ) > 0 )
+ {
+ const char* p = ft2_debug;
+ const char* q;
+
+
+ for ( ; *p; p++ )
+ {
+ /* skip leading whitespace and separators */
+ if ( *p == ' ' || *p == '\t' || *p == ',' || *p == ';' || *p == '=' )
+ continue;
+
+ /* read toggle name, followed by ':' */
+ q = p;
+ while ( *p && *p != ':' )
+ p++;
+
+ if ( *p == ':' && p > q )
+ {
+ FT_Int n, i, len = (FT_Int)( p - q );
+ FT_Int level = -1, found = -1;
+
+
+ for ( n = 0; n < trace_count; n++ )
+ {
+ const char* toggle = ft_trace_toggles[n];
+
+
+ for ( i = 0; i < len; i++ )
+ {
+ if ( toggle[i] != q[i] )
+ break;
+ }
+
+ if ( i == len && toggle[i] == 0 )
+ {
+ found = n;
+ break;
+ }
+ }
+
+ /* read level */
+ p++;
+ if ( *p )
+ {
+ level = *p++ - '0';
+ if ( level < 0 || level > 7 )
+ level = -1;
+ }
+
+ if ( found >= 0 && level >= 0 )
+ {
+ if ( found == trace_any )
+ {
+ /* special case for `any' */
+ for ( n = 0; n < trace_count; n++ )
+ ft_trace_levels[n] = level;
+ }
+ else
+ ft_trace_levels[found] = level;
+ }
+ }
+ }
+ }
+ }
+
+
+#else /* !FT_DEBUG_LEVEL_TRACE */
+
+
+ FT_BASE_DEF( void )
+ ft_debug_init( void )
+ {
+ /* nothing */
+ }
+
+
+ FT_BASE_DEF( FT_Int )
+ FT_Trace_Get_Count( void )
+ {
+ return 0;
+ }
+
+
+ FT_BASE_DEF( const char * )
+ FT_Trace_Get_Name( FT_Int idx )
+ {
+ FT_UNUSED( idx );
+
+ return NULL;
+ }
+
+
+#endif /* !FT_DEBUG_LEVEL_TRACE */
+
+/*
+Local Variables:
+coding: latin-1
+End:
+*/
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftsystem.c */
+/* */
+/* Amiga-specific FreeType low-level system interface (body). */
+/* */
+/* Copyright 1996-2001, 2002, 2005, 2006, 2007, 2010 by */
+/* David Turner, Robert Wilhelm, Werner Lemberg and Detlef Würkner. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+ /*************************************************************************/
+ /* */
+ /* This file contains the Amiga interface used by FreeType to access */
+ /* low-level, i.e. memory management, i/o access as well as thread */
+ /* synchronisation. */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* Maintained by Detlef Würkner <TetiSoft@apg.lahn.de> */
+ /* */
+ /* Based on the original ftsystem.c, */
+ /* modified to avoid fopen(), fclose(), fread(), fseek(), ftell(), */
+ /* malloc(), realloc(), and free(). */
+ /* */
+ /* Those C library functions are often not thread-safe or cant be */
+ /* used in a shared Amiga library. If that's not a problem for you, */
+ /* you can of course use the default ftsystem.c with C library calls */
+ /* instead. */
+ /* */
+ /* This implementation needs exec V39+ because it uses AllocPooled() etc */
+ /* */
+ /*************************************************************************/
+
+#define __NOLIBBASE__
+#define __NOGLOBALIFACE__
+#define __USE_INLINE__
+#include <proto/exec.h>
+#include <dos/stdio.h>
+#include <proto/dos.h>
+#ifdef __amigaos4__
+extern struct ExecIFace *IExec;
+extern struct DOSIFace *IDOS;
+#else
+extern struct Library *SysBase;
+extern struct Library *DOSBase;
+#endif
+
+#define IOBUF_SIZE 512
+
+/* structure that helps us to avoid
+ * useless calls of Seek() and Read()
+ */
+struct SysFile
+{
+ BPTR file;
+ ULONG iobuf_start;
+ ULONG iobuf_end;
+ UBYTE iobuf[IOBUF_SIZE];
+};
+
+#ifndef __amigaos4__
+/* C implementation of AllocVecPooled (see autodoc exec/AllocPooled) */
+APTR
+Alloc_VecPooled( APTR poolHeader,
+ ULONG memSize )
+{
+ ULONG newSize = memSize + sizeof ( ULONG );
+ ULONG *mem = AllocPooled( poolHeader, newSize );
+
+ if ( !mem )
+ return NULL;
+ *mem = newSize;
+ return mem + 1;
+}
+
+/* C implementation of FreeVecPooled (see autodoc exec/AllocPooled) */
+void
+Free_VecPooled( APTR poolHeader,
+ APTR memory )
+{
+ ULONG *realmem = (ULONG *)memory - 1;
+
+ FreePooled( poolHeader, realmem, *realmem );
+}
+#endif
+
+#include <ft2build.h>
+#include FT_CONFIG_CONFIG_H
+#include FT_INTERNAL_DEBUG_H
+#include FT_SYSTEM_H
+#include FT_ERRORS_H
+#include FT_TYPES_H
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+
+ /*************************************************************************/
+ /* */
+ /* MEMORY MANAGEMENT INTERFACE */
+ /* */
+ /*************************************************************************/
+
+ /*************************************************************************/
+ /* */
+ /* It is not necessary to do any error checking for the */
+ /* allocation-related functions. This is done by the higher level */
+ /* routines like ft_mem_alloc() or ft_mem_realloc(). */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* ft_alloc */
+ /* */
+ /* <Description> */
+ /* The memory allocation function. */
+ /* */
+ /* <Input> */
+ /* memory :: A pointer to the memory object. */
+ /* */
+ /* size :: The requested size in bytes. */
+ /* */
+ /* <Return> */
+ /* The address of newly allocated block. */
+ /* */
+ FT_CALLBACK_DEF( void* )
+ ft_alloc( FT_Memory memory,
+ long size )
+ {
+#ifdef __amigaos4__
+ return AllocVecPooled( memory->user, size );
+#else
+ return Alloc_VecPooled( memory->user, size );
+#endif
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* ft_realloc */
+ /* */
+ /* <Description> */
+ /* The memory reallocation function. */
+ /* */
+ /* <Input> */
+ /* memory :: A pointer to the memory object. */
+ /* */
+ /* cur_size :: The current size of the allocated memory block. */
+ /* */
+ /* new_size :: The newly requested size in bytes. */
+ /* */
+ /* block :: The current address of the block in memory. */
+ /* */
+ /* <Return> */
+ /* The address of the reallocated memory block. */
+ /* */
+ FT_CALLBACK_DEF( void* )
+ ft_realloc( FT_Memory memory,
+ long cur_size,
+ long new_size,
+ void* block )
+ {
+ void* new_block;
+
+#ifdef __amigaos4__
+ new_block = AllocVecPooled ( memory->user, new_size );
+#else
+ new_block = Alloc_VecPooled ( memory->user, new_size );
+#endif
+ if ( new_block != NULL )
+ {
+ CopyMem ( block, new_block,
+ ( new_size > cur_size ) ? cur_size : new_size );
+#ifdef __amigaos4__
+ FreeVecPooled ( memory->user, block );
+#else
+ Free_VecPooled ( memory->user, block );
+#endif
+ }
+ return new_block;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* ft_free */
+ /* */
+ /* <Description> */
+ /* The memory release function. */
+ /* */
+ /* <Input> */
+ /* memory :: A pointer to the memory object. */
+ /* */
+ /* block :: The address of block in memory to be freed. */
+ /* */
+ FT_CALLBACK_DEF( void )
+ ft_free( FT_Memory memory,
+ void* block )
+ {
+#ifdef __amigaos4__
+ FreeVecPooled( memory->user, block );
+#else
+ Free_VecPooled( memory->user, block );
+#endif
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* RESOURCE MANAGEMENT INTERFACE */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_io
+
+ /* We use the macro STREAM_FILE for convenience to extract the */
+ /* system-specific stream handle from a given FreeType stream object */
+#define STREAM_FILE( stream ) ( (struct SysFile *)stream->descriptor.pointer )
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* ft_amiga_stream_close */
+ /* */
+ /* <Description> */
+ /* The function to close a stream. */
+ /* */
+ /* <Input> */
+ /* stream :: A pointer to the stream object. */
+ /* */
+ FT_CALLBACK_DEF( void )
+ ft_amiga_stream_close( FT_Stream stream )
+ {
+ struct SysFile* sysfile;
+
+ sysfile = STREAM_FILE( stream );
+ Close ( sysfile->file );
+ FreeMem ( sysfile, sizeof ( struct SysFile ));
+
+ stream->descriptor.pointer = NULL;
+ stream->size = 0;
+ stream->base = 0;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* ft_amiga_stream_io */
+ /* */
+ /* <Description> */
+ /* The function to open a stream. */
+ /* */
+ /* <Input> */
+ /* stream :: A pointer to the stream object. */
+ /* */
+ /* offset :: The position in the data stream to start reading. */
+ /* */
+ /* buffer :: The address of buffer to store the read data. */
+ /* */
+ /* count :: The number of bytes to read from the stream. */
+ /* */
+ /* <Return> */
+ /* The number of bytes actually read. */
+ /* */
+ FT_CALLBACK_DEF( unsigned long )
+ ft_amiga_stream_io( FT_Stream stream,
+ unsigned long offset,
+ unsigned char* buffer,
+ unsigned long count )
+ {
+ struct SysFile* sysfile;
+ unsigned long read_bytes;
+
+ if ( count != 0 )
+ {
+ sysfile = STREAM_FILE( stream );
+
+ /* handle the seek */
+ if ( (offset < sysfile->iobuf_start) || (offset + count > sysfile->iobuf_end) )
+ {
+ /* requested offset implies we need a buffer refill */
+ if ( !sysfile->iobuf_end || offset != sysfile->iobuf_end )
+ {
+ /* a physical seek is necessary */
+ Seek( sysfile->file, offset, OFFSET_BEGINNING );
+ }
+ sysfile->iobuf_start = offset;
+ sysfile->iobuf_end = 0; /* trigger a buffer refill */
+ }
+
+ /* handle the read */
+ if ( offset + count <= sysfile->iobuf_end )
+ {
+ /* we have buffer and requested bytes are all inside our buffer */
+ CopyMem( &sysfile->iobuf[offset - sysfile->iobuf_start], buffer, count );
+ read_bytes = count;
+ }
+ else
+ {
+ /* (re)fill buffer */
+ if ( count <= IOBUF_SIZE )
+ {
+ /* requested bytes is a subset of the buffer */
+ read_bytes = Read( sysfile->file, sysfile->iobuf, IOBUF_SIZE );
+ if ( read_bytes == -1UL )
+ {
+ /* error */
+ read_bytes = 0;
+ }
+ else
+ {
+ sysfile->iobuf_end = offset + read_bytes;
+ CopyMem( sysfile->iobuf, buffer, count );
+ if ( read_bytes > count )
+ {
+ read_bytes = count;
+ }
+ }
+ }
+ else
+ {
+ /* we actually need more than our buffer can hold, so we decide
+ ** to do a single big read, and then copy the last IOBUF_SIZE
+ ** bytes of that to our internal buffer for later use */
+ read_bytes = Read( sysfile->file, buffer, count );
+ if ( read_bytes == -1UL )
+ {
+ /* error */
+ read_bytes = 0;
+ }
+ else
+ {
+ ULONG bufsize;
+
+ bufsize = ( read_bytes > IOBUF_SIZE ) ? IOBUF_SIZE : read_bytes;
+ sysfile->iobuf_end = offset + read_bytes;
+ sysfile->iobuf_start = sysfile->iobuf_end - bufsize;
+ CopyMem( &buffer[read_bytes - bufsize] , sysfile->iobuf, bufsize );
+ }
+ }
+ }
+ }
+ else
+ {
+ read_bytes = 0;
+ }
+
+ return read_bytes;
+ }
+
+
+ /* documentation is in ftobjs.h */
+
+ FT_BASE_DEF( FT_Error )
+ FT_Stream_Open( FT_Stream stream,
+ const char* filepathname )
+ {
+ struct FileInfoBlock* fib;
+ struct SysFile* sysfile;
+
+
+ if ( !stream )
+ return FT_Err_Invalid_Stream_Handle;
+
+#ifdef __amigaos4__
+ sysfile = AllocMem ( sizeof (struct SysFile ), MEMF_SHARED );
+#else
+ sysfile = AllocMem ( sizeof (struct SysFile ), MEMF_PUBLIC );
+#endif
+ if ( !sysfile )
+ {
+ FT_ERROR(( "FT_Stream_Open:" ));
+ FT_ERROR(( " could not open `%s'\n", filepathname ));
+
+ return FT_Err_Cannot_Open_Resource;
+ }
+ sysfile->file = Open( (STRPTR)filepathname, MODE_OLDFILE );
+ if ( !sysfile->file )
+ {
+ FreeMem ( sysfile, sizeof ( struct SysFile ));
+ FT_ERROR(( "FT_Stream_Open:" ));
+ FT_ERROR(( " could not open `%s'\n", filepathname ));
+
+ return FT_Err_Cannot_Open_Resource;
+ }
+
+ fib = AllocDosObject( DOS_FIB, NULL );
+ if ( !fib )
+ {
+ Close ( sysfile->file );
+ FreeMem ( sysfile, sizeof ( struct SysFile ));
+ FT_ERROR(( "FT_Stream_Open:" ));
+ FT_ERROR(( " could not open `%s'\n", filepathname ));
+
+ return FT_Err_Cannot_Open_Resource;
+ }
+ if ( !( ExamineFH( sysfile->file, fib ) ) )
+ {
+ FreeDosObject( DOS_FIB, fib );
+ Close ( sysfile->file );
+ FreeMem ( sysfile, sizeof ( struct SysFile ));
+ FT_ERROR(( "FT_Stream_Open:" ));
+ FT_ERROR(( " could not open `%s'\n", filepathname ));
+
+ return FT_Err_Cannot_Open_Resource;
+ }
+ stream->size = fib->fib_Size;
+ FreeDosObject( DOS_FIB, fib );
+
+ stream->descriptor.pointer = (void *)sysfile;
+ stream->pathname.pointer = (char*)filepathname;
+ sysfile->iobuf_start = 0;
+ sysfile->iobuf_end = 0;
+ stream->pos = 0;
+
+ stream->read = ft_amiga_stream_io;
+ stream->close = ft_amiga_stream_close;
+
+ if ( !stream->size )
+ {
+ ft_amiga_stream_close( stream );
+ FT_ERROR(( "FT_Stream_Open:" ));
+ FT_ERROR(( " opened `%s' but zero-sized\n", filepathname ));
+ return FT_Err_Cannot_Open_Stream;;
+ }
+
+ FT_TRACE1(( "FT_Stream_Open:" ));
+ FT_TRACE1(( " opened `%s' (%ld bytes) successfully\n",
+ filepathname, stream->size ));
+
+ return FT_Err_Ok;
+ }
+
+
+#ifdef FT_DEBUG_MEMORY
+
+ extern FT_Int
+ ft_mem_debug_init( FT_Memory memory );
+
+ extern void
+ ft_mem_debug_done( FT_Memory memory );
+
+#endif
+
+
+ /* documentation is in ftobjs.h */
+
+ FT_BASE_DEF( FT_Memory )
+ FT_New_Memory( void )
+ {
+ FT_Memory memory;
+
+
+#ifdef __amigaos4__
+ memory = (FT_Memory)AllocVec( sizeof ( *memory ), MEMF_SHARED );
+#else
+ memory = (FT_Memory)AllocVec( sizeof ( *memory ), MEMF_PUBLIC );
+#endif
+ if ( memory )
+ {
+#ifdef __amigaos4__
+ memory->user = CreatePool( MEMF_SHARED, 16384, 16384 );
+#else
+ memory->user = CreatePool( MEMF_PUBLIC, 16384, 16384 );
+#endif
+ if ( memory->user == NULL )
+ {
+ FreeVec( memory );
+ memory = NULL;
+ }
+ else
+ {
+ memory->alloc = ft_alloc;
+ memory->realloc = ft_realloc;
+ memory->free = ft_free;
+#ifdef FT_DEBUG_MEMORY
+ ft_mem_debug_init( memory );
+#endif
+ }
+ }
+
+ return memory;
+ }
+
+
+ /* documentation is in ftobjs.h */
+
+ FT_BASE_DEF( void )
+ FT_Done_Memory( FT_Memory memory )
+ {
+#ifdef FT_DEBUG_MEMORY
+ ft_mem_debug_done( memory );
+#endif
+
+ DeletePool( memory->user );
+ FreeVec( memory );
+ }
+
+/*
+Local Variables:
+coding: latin-1
+End:
+*/
+/* END */
--- /dev/null
+#
+# FreeType 2 configuration rules for a `normal' ANSI system
+#
+
+
+# Copyright 1996-2000, 2003, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+DELETE := rm -f
+CAT := cat
+SEP := /
+BUILD_DIR := $(TOP_DIR)/builds/ansi
+PLATFORM := ansi
+
+
+# The directory where all library files are placed.
+#
+# By default, this is the same as $(OBJ_DIR); however, this can be changed
+# to suit particular needs.
+#
+LIB_DIR := $(OBJ_DIR)
+
+
+# The name of the final library file. Note that the DOS-specific Makefile
+# uses a shorter (8.3) name.
+#
+LIBRARY := lib$(PROJECT)
+
+
+# Path inclusion flag. Some compilers use a different flag than `-I' to
+# specify an additional include path. Examples are `/i=' or `-J'.
+#
+I := -I
+
+
+# C flag used to define a macro before the compilation of a given source
+# object. Usually it is `-D' like in `-DDEBUG'.
+#
+D := -D
+
+
+# The link flag used to specify a given library file on link. Note that
+# this is only used to compile the demo programs, not the library itself.
+#
+L := -l
+
+
+# Target flag.
+#
+T := -o$(space)
+
+
+# C flags
+#
+# These should concern: debug output, optimization & warnings.
+#
+# Use the ANSIFLAGS variable to define the compiler flags used to enfore
+# ANSI compliance.
+#
+CFLAGS ?= -c
+
+# ANSIFLAGS: Put there the flags used to make your compiler ANSI-compliant.
+#
+ANSIFLAGS :=
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 configuration rules for a `normal' pseudo ANSI compiler/system
+#
+
+
+# Copyright 1996-2000 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+include $(TOP_DIR)/builds/ansi/ansi-def.mk
+include $(TOP_DIR)/builds/compiler/ansi-cc.mk
+include $(TOP_DIR)/builds/link_std.mk
+
+
+# EOF
--- /dev/null
+#if defined( __GXVALID_H__ )
+#pragma warn -aus /* too many unevaluated variables in gxvalid */
+#endif
+
+#ifndef ATARI_H
+#define ATARI_H
+
+#pragma warn -stu
+
+/* PureC doesn't like 32bit enumerations */
+
+#ifndef FT_IMAGE_TAG
+#define FT_IMAGE_TAG( value, _x1, _x2, _x3, _x4 ) value
+#endif /* FT_IMAGE_TAG */
+
+#ifndef FT_ENC_TAG
+#define FT_ENC_TAG( value, a, b, c, d ) value
+#endif /* FT_ENC_TAG */
+
+#endif /* ATARI_H */
--- /dev/null
+/* the following changes file names for PureC projects */
+
+if (argc > 0)
+{
+ ordner = argv[0];
+ if (basename(ordner) == "") /* ist Ordner */
+ {
+ ChangeFilenames(ordner);
+ }
+}
+
+proc ChangeFilenames(folder)
+local i,entries,directory,file;
+{
+ entries = filelist(directory,folder);
+ for (i = 0; i < entries; ++i)
+ {
+ file = directory[i,0];
+ if ((directory[i,3]&16) > 0) /* subdirectory */
+ {
+ ChangeFilenames(folder+file+"\\");
+ }
+ else
+ {
+ if ((stricmp(suffix(file),".h")==0)|(stricmp(suffix(file),".c")==0))
+ ChangeFilename(folder,file);
+ }
+ }
+}
+
+proc ChangeFilename(path,datei)
+local newfile,err;
+{
+ newfile=datei;
+ newfile[0]=(newfile[0] | 32) ^ 32;
+ err=files.rename("-q",path+datei,newfile);
+}
--- /dev/null
+;FreeType project file
+
+FREETYPE.LIB
+
+.C [-K -P -R -A]
+.L [-J -V]
+.S
+
+=
+
+..\..\src\base\ftsystem.c
+..\..\src\base\ftdebug.c
+
+..\..\src\base\ftinit.c
+..\..\src\base\ftglyph.c
+..\..\src\base\ftmm
+..\..\src\base\ftbbox
+
+..\..\src\base\ftbase.c
+..\..\src\autohint\autohint.c
+;..\..\src\cache\ftcache.c
+..\..\src\cff\cff.c
+..\..\src\cid\type1cid.c
+..\..\src\psaux\psaux.c
+..\..\src\pshinter\pshinter.c
+..\..\src\psnames\psnames.c
+..\..\src\raster\raster.c
+..\..\src\sfnt\sfnt.c
+..\..\src\smooth\smooth.c
+..\..\src\truetype\truetype.c
+..\..\src\type1\type1.c
+..\..\src\type42\type42.c
--- /dev/null
+Compiling FreeType 2 with PureC compiler
+========================================
+
+[See below for a German version.]
+
+To compile FreeType 2 as a library the following changes must be applied:
+
+- All *.c files must start with an uppercase letter.
+ (In case GEMSCRIPT is available:
+ Simply drag the whole FreeType 2 directory to the file `FNames.SIC'.)
+
+- You have to change the INCLUDE directory in PureC's compiler options
+ to contain both the `INCLUDE' and `freetype2\include' directory.
+ Example:
+
+ INCLUDE;E:\freetype2\include
+
+- The file `freetype2/include/Ft2build.h' must be patched as follows to
+ include ATARI.H:
+
+ #ifndef __FT2_BUILD_GENERIC_H__
+ #define __FT2_BUILD_GENERIC_H__
+
+ #include "ATARI.H"
+
+
+
+Compilieren von FreeType 2 mit PureC
+====================================
+
+Um FreeType 2 als eine Bibliothek (library) zu compilieren, muss folgendes
+ge\84ndert werden:
+
+- Alle *.c-files m\81ssen mit einem GROSSBUCHSTABEN beginnen.
+ (Falls GEMSCRIPT zur Verf\81gung steht:
+ Den kompletten Ordner freetype2 auf die Datei `FNames.SIC' draggen.)
+
+- In den Compiler-Optionen von PureC muss das INCLUDE directory auf INCLUDE
+ und freetype2\include verweisen. Z.B.:
+
+ INCLUDE;E:\freetype2\include
+
+- In der Datei freetype2/include/Ft2build.h muss zu Beginn
+ ein #include "ATARI.H" wie folgt eingef\81gt werden:
+
+ #ifndef __FT2_BUILD_GENERIC_H__
+ #define __FT2_BUILD_GENERIC_H__
+
+ #include "ATARI.H"
+
+--- end of README.TXT ---
--- /dev/null
+#!/usr/bin/env awk
+
+
+function shift( array, \
+ junk, elm0, l )
+{
+ elm0 = array[0]
+ for ( l = 0; l < asorti( array, junk ) - 1; l++ )
+ array[l] = array[l+1];
+ delete array[l]
+ return elm0
+}
+
+
+function init_cpp_src_line()
+{
+ logical_line = ""
+ delete break_pos
+}
+
+
+function shift_valid_bp( array, \
+ junk, elm )
+{
+ elm = -1
+
+ if ( 0 < asorti( array, junk ) )
+ do {
+ elm = shift( array )
+ } while ( 0 > elm );
+
+ return elm
+}
+
+
+function check_cpp_src_line_break_pos( \
+ i, junk )
+{
+ printf( "break_pos:" )
+ for ( i = 0; i < asorti( break_pos, junk ); i++ )
+ printf( " %d", break_pos[i] );
+ printf( "\n" )
+}
+
+
+function check_cpp_src_line()
+{
+ printf( "logical_line[%s]\n", logical_line )
+ check_cpp_src_line_break_pos()
+}
+
+
+function append_line( phys_line, \
+ filt_line, bp_len )
+{
+ filt_line = phys_line
+ sub( /\\$/, " ", filt_line )
+ logical_line = logical_line filt_line
+ bp_len = asorti( break_pos, junk )
+ break_pos[bp_len] = length( logical_line ) - 1
+}
+
+
+function print_line( \
+ c0, c1, i, junk, part_str )
+{
+ c0 = 0
+
+ while( asorti( break_pos, junk ) > 1 )
+ {
+ if ( ( c1 = shift_valid_bp( break_pos ) ) < 1 )
+ {
+ part_str = substr( logical_line, c0 + 1 )
+ printf( "%s\n", part_str )
+ return
+ }
+
+ part_str = substr( logical_line, c0 + 1, c1 - c0 + 1 )
+ gsub( / $/, "\\", part_str )
+ printf( "%s\n", part_str )
+ c0 = c1 + 1
+ }
+
+ part_str = substr( logical_line, c0 + 1 )
+ printf( "%s\n", part_str )
+}
+
+
+function shrink_spaces( pos, \
+ tail, removed_length, k )
+{
+ tail = substr( logical_line, pos )
+ sub( /^[ \t]+/, " ", tail )
+ removed_length = length( logical_line ) - pos - length( tail ) + 1
+ logical_line = substr( logical_line, 0, pos - 1 ) tail
+
+
+ for ( k = 0; k < asorti( break_pos, junk ); k++ )
+ if ( ( pos + removed_length ) <= break_pos[k] )
+ break_pos[k] = break_pos[k] - removed_length;
+ else if ( pos <= break_pos[k] )
+ break_pos[k] = -1;
+
+ return removed_length
+}
+
+
+function shrink_spaces_to_linebreak( pos, \
+ junk, part_str, removed_length, i )
+{
+ for ( i = 0; i < asorti( break_pos, junk ) && break_pos[i] < pos ; i++ )
+ ;
+
+ if ( break_pos[i] < 1 )
+ return;
+
+ part_str = substr( logical_line, pos, break_pos[i] - pos + 1 )
+ sub( /^[ \t]+/, " ", part_str )
+ removed_length = ( break_pos[i] - pos + 1 ) - length( part_str )
+
+ tail = substr( logical_line, pos + removed_length )
+ logical_line = substr( logical_line, 0, pos - 1 ) tail
+
+ for ( ; i < asorti( break_pos, junk ); i++ )
+ break_pos[i] -= removed_length;
+
+ return removed_length
+}
+
+
+function delete_linebreaks_in_2nd_token( \
+ tail, paren_depth, junk, i, j, k, l )
+{
+ if ( logical_line ~ /^[ \t]*#[ \t]*define[ \t]+[0-9A-Za-z_]+\(/ )
+ {
+ tail = logical_line
+ sub( /^[ \t]*#[ \t]*define[ \t]+[0-9A-Za-z_]+/, "", tail )
+
+ paren_depth = 0
+ l = 0
+ i = length( logical_line ) - length( tail ) + 1 # seek to the 1st op paren
+ j = i
+ do {
+ if ( substr( logical_line, j, 2 ) ~ /[ \t][ \t]/ )
+ l = shrink_spaces( j );
+ else if ( substr( logical_line, j, 1 ) == "(" )
+ paren_depth += 1;
+ else if ( substr( logical_line, j, 1 ) == ")" )
+ paren_depth -= 1;
+ j += 1
+ } while ( j < length( logical_line ) && paren_depth != 0 )
+
+ for ( k = 0; k < asorti( break_pos, junk ); k++ )
+ if ( i <= break_pos[k] && break_pos[k] < j )
+ break_pos[k] = -1;
+
+ if ( l > 0 )
+ shrink_spaces_to_linebreak( j );
+ }
+}
+
+
+BEGIN{
+ init_cpp_src_line()
+}
+{
+ append_line( $0 )
+ if ( $0 !~ /\\$/ )
+ {
+ delete_linebreaks_in_2nd_token()
+ print_line()
+ init_cpp_src_line()
+ }
+}
+END{
+ if ( 0 < length( logical_line ) )
+ {
+ delete_linebreaks_in_2nd_token()
+ print_line()
+ }
+}
--- /dev/null
+#!/bin/sh
+
+TOP_DIR=.
+OBJ_DIR=.
+
+for x in "$@"
+do
+ case x"$x" in
+ x--srcdir=* | x--topdir=* )
+ TOP_DIR=`echo $x | sed 's/^--[a-z]*dir=//'`
+ ;;
+ x--builddir=* | x--objdir=* )
+ OBJ_DIR=`echo $x | sed 's/^--[a-z]*dir=//'`
+ ;;
+ esac
+done
+
+mkdir -p ${OBJ_DIR}/builds/atari/tmp/orig
+
+( cd ${TOP_DIR} && find . -name '*.[CHch]' -type f | fgrep -v builds/atari/tmp | cpio -o ) | \
+( cd ${OBJ_DIR}/builds/atari/tmp/orig && cpio -idum )
+cp ${TOP_DIR}/builds/atari/deflinejoiner.awk ${OBJ_DIR}/builds/atari/tmp
+
+pushd ${OBJ_DIR}/builds/atari/tmp
+
+ cp -pr orig purec
+ for f in `cd orig && find . -type f`
+ do
+ echo filter $f
+ env LANG=C awk -f deflinejoiner.awk < orig/$f > purec/$f
+ done
+
+ echo '#define FT2_BUILD_LIBRARY' > purec/include/ft2build.h
+ echo '#include "ATARI.H"' >> purec/include/ft2build.h
+ env LANG=C awk -f deflinejoiner.awk < orig/include/ft2build.h >> purec/include/ft2build.h
+
+ env LANG=C diff -ur orig purec > ../purec.diff
+
+popd
+rm -rf ${OBJ_DIR}/builds/atari/tmp
--- /dev/null
+#
+# FreeType 2 configuration rules for a BeOS system
+#
+# this is similar to the "ansi-def.mk" file, except for BUILD and PLATFORM
+#
+
+
+# Copyright 1996-2000, 2003, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+DELETE := rm -f
+CAT := cat
+SEP := /
+BUILD_DIR := $(TOP_DIR)/builds/beos
+PLATFORM := beos
+
+
+# The directory where all library files are placed.
+#
+# By default, this is the same as $(OBJ_DIR); however, this can be changed
+# to suit particular needs.
+#
+LIB_DIR := $(OBJ_DIR)
+
+
+# The name of the final library file. Note that the DOS-specific Makefile
+# uses a shorter (8.3) name.
+#
+LIBRARY := lib$(PROJECT)
+
+
+# Path inclusion flag. Some compilers use a different flag than `-I' to
+# specify an additional include path. Examples are `/i=' or `-J'.
+#
+I := -I
+
+
+# C flag used to define a macro before the compilation of a given source
+# object. Usually it is `-D' like in `-DDEBUG'.
+#
+D := -D
+
+
+# The link flag used to specify a given library file on link. Note that
+# this is only used to compile the demo programs, not the library itself.
+#
+L := -l
+
+
+# Target flag.
+#
+T := -o$(space)
+
+
+# C flags
+#
+# These should concern: debug output, optimization & warnings.
+#
+# Use the ANSIFLAGS variable to define the compiler flags used to enfore
+# ANSI compliance.
+#
+CFLAGS ?= -c
+
+# ANSIFLAGS: Put there the flags used to make your compiler ANSI-compliant.
+#
+ANSIFLAGS :=
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 configuration rules for a BeOS system
+#
+
+# Copyright 1996-2000, 2002, 2005 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+include $(TOP_DIR)/builds/beos/beos-def.mk
+include $(TOP_DIR)/builds/compiler/ansi-cc.mk
+include $(TOP_DIR)/builds/link_std.mk
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 configuration file to detect an BeOS host platform.
+#
+
+
+# Copyright 1996-2000, 2003, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+.PHONY: setup
+
+
+ifeq ($(PLATFORM),ansi)
+
+ ifdef BE_HOST_CPU
+
+ PLATFORM := beos
+
+ endif # test MACHTYPE beos
+endif
+
+ifeq ($(PLATFORM),beos)
+
+ DELETE := rm -f
+ CAT := cat
+ SEP := /
+ BUILD_DIR := $(TOP_DIR)/builds/beos
+ CONFIG_FILE := beos.mk
+
+ setup: std_setup
+
+endif # test PLATFORM beos
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 generic pseudo ANSI compiler
+#
+
+
+# Copyright 1996-2000, 2003, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# Compiler command line name
+#
+CC := cc
+COMPILER_SEP := $(SEP)
+
+
+# The object file extension (for standard and static libraries). This can be
+# .o, .tco, .obj, etc., depending on the platform.
+#
+O := o
+SO := o
+
+# The library file extension (for standard and static libraries). This can
+# be .a, .lib, etc., depending on the platform.
+#
+A := a
+SA := a
+
+
+# Path inclusion flag. Some compilers use a different flag than `-I' to
+# specify an additional include path. Examples are `/i=' or `-J'.
+#
+I := -I
+
+
+# C flag used to define a macro before the compilation of a given source
+# object. Usually it is `-D' like in `-DDEBUG'.
+#
+D := -D
+
+
+# The link flag used to specify a given library file on link. Note that
+# this is only used to compile the demo programs, not the library itself.
+#
+L := -l
+
+
+# Target flag.
+#
+T := -o$(space)
+
+
+# C flags
+#
+# These should concern: debug output, optimization & warnings.
+#
+# Use the ANSIFLAGS variable to define the compiler flags used to enfore
+# ANSI compliance.
+#
+CFLAGS ?= -c
+
+# ANSIFLAGS: Put there the flags used to make your compiler ANSI-compliant.
+#
+# we assume the compiler is already strictly ANSI
+#
+ANSIFLAGS :=
+
+
+# Library linking
+#
+CLEAN_LIBRARY ?= $(DELETE) $(subst /,$(SEP),$(PROJECT_LIBRARY))
+LINK_LIBRARY = $(AR) -r $@ $(subst /,$(COMPILER_SEP),$(OBJECTS_LIST))
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 Borland C++-specific with NO OPTIMIZATIONS + DEBUGGING
+#
+
+
+# Copyright 1996-2000, 2003, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# Compiler command line name
+#
+CC := bcc32
+COMPILER_SEP := $(SEP)
+
+
+# The object file extension (for standard and static libraries). This can be
+# .o, .tco, .obj, etc., depending on the platform.
+#
+O := obj
+SO := obj
+
+# The library file extension (for standard and static libraries). This can
+# be .a, .lib, etc., depending on the platform.
+#
+A := lib
+SA := lib
+
+
+# Path inclusion flag. Some compilers use a different flag than `-I' to
+# specify an additional include path. Examples are `/i=' or `-J'.
+#
+I := -I
+
+
+# C flag used to define a macro before the compilation of a given source
+# object. Usually it is `-D' like in `-DDEBUG'.
+#
+D := -D
+
+
+# The link flag used to specify a given library file on link. Note that
+# this is only used to compile the demo programs, not the library itself.
+#
+L :=
+
+
+# Target flag -- no trailing space.
+#
+T := -o
+TE := -e
+
+
+# C flags
+#
+# These should concern: debug output, optimization & warnings.
+#
+# Use the ANSIFLAGS variable to define the compiler flags used to enfore
+# ANSI compliance.
+#
+CFLAGS ?= -q -c -y -d -v -Od -w-par -w-ccc -w-rch -w-pro -w-aus
+
+# ANSIFLAGS: Put there the flags used to make your compiler ANSI-compliant.
+#
+ANSIFLAGS := -A
+
+
+# Library linking
+#
+CLEAN_LIBRARY ?= $(DELETE) $(subst /,$(SEP),$(PROJECT_LIBRARY))
+LINK_LIBRARY = tlib /u /P128 $(subst /,$(COMPILER_SEP),$@ $(OBJECTS_LIST:%=+%))
+
+
+# Borland C++ specific temporary files
+#
+CLEAN += \
+ $(subst /,$(SEP),$(TOP_DIR)/apinames.$(O)) \
+ $(subst /,$(SEP),$(OBJ_DIR)/apinames.tds)
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 Borland C++-specific rules
+#
+
+
+# Copyright 1996-2000, 2003, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# Compiler command line name
+#
+CC := bcc32
+COMPILER_SEP := $(SEP)
+
+
+# The object file extension (for standard and static libraries). This can be
+# .o, .tco, .obj, etc., depending on the platform.
+#
+O := obj
+SO := obj
+
+# The library file extension (for standard and static libraries). This can
+# be .a, .lib, etc., depending on the platform.
+#
+A := lib
+SA := lib
+
+
+# Path inclusion flag. Some compilers use a different flag than `-I' to
+# specify an additional include path. Examples are `/i=' or `-J'.
+#
+I := -I
+
+
+# C flag used to define a macro before the compilation of a given source
+# object. Usually it is `-D' like in `-DDEBUG'.
+#
+D := -D
+
+
+# The link flag used to specify a given library file on link. Note that
+# this is only used to compile the demo programs, not the library itself.
+#
+L :=
+
+
+# Target flag -- no trailing space.
+#
+T := -o
+TE := -e
+
+
+# C flags
+#
+# These should concern: debug output, optimization & warnings.
+#
+# Use the ANSIFLAGS variable to define the compiler flags used to enfore
+# ANSI compliance.
+#
+CFLAGS ?= -c -q -y -d -v -Od -w-par -w-ccc -w-rch -w-pro -w-aus
+
+# ANSIFLAGS: Put there the flags used to make your compiler ANSI-compliant.
+#
+ANSIFLAGS := -A
+
+
+# Library linking
+#
+CLEAN_LIBRARY ?= $(DELETE) $(subst /,$(SEP),$(PROJECT_LIBRARY))
+LINK_LIBRARY = tlib /u /P128 $(subst /,$(COMPILER_SEP),$@ $(OBJECTS_LIST:%=+%))
+
+
+# Borland C++ specific temporary files
+#
+CLEAN += \
+ $(subst /,$(SEP),$(TOP_DIR)/apinames.$(O)) \
+ $(subst /,$(SEP),$(OBJ_DIR)/apinames.tds)
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 emx-specific definitions
+#
+
+
+# Copyright 2003, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# Compiler command line name
+#
+CC := set GCCOPT="-ansi -pedantic"; gcc
+COMPILER_SEP := /
+
+
+# The object file extension (for standard and static libraries). This can be
+# .o, .tco, .obj, etc., depending on the platform.
+#
+O := o
+SO := o
+
+# The library file extension (for standard and static libraries). This can
+# be .a, .lib, etc., depending on the platform.
+#
+A := a
+SA := a
+
+
+# Path inclusion flag. Some compilers use a different flag than `-I' to
+# specify an additional include path. Examples are `/i=' or `-J'.
+#
+I := -I
+
+
+# C flag used to define a macro before the compilation of a given source
+# object. Usually it is `-D' like in `-DDEBUG'.
+#
+D := -D
+
+
+# The link flag used to specify a given library file on link. Note that
+# this is only used to compile the demo programs, not the library itself.
+#
+L := -l
+
+
+# Target flag.
+#
+T := -o$(space)
+
+# C flags
+#
+# These should concern: debug output, optimization & warnings.
+#
+# Use the ANSIFLAGS variable to define the compiler flags used to enfore
+# ANSI compliance.
+#
+CFLAGS ?= -c -g -O6 -Wall
+
+# ANSIFLAGS: Put there the flags used to make your compiler ANSI-compliant.
+#
+ANSIFLAGS :=
+
+
+# Library linking
+#
+CLEAN_LIBRARY ?= $(DELETE) $(subst /,$(SEP),$(PROJECT_LIBRARY))
+LINK_LIBRARY = $(foreach m,$(OBJECTS_LIST),$(AR) -r $@ $(m);) echo > nul
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 gcc-specific with NO OPTIMIZATIONS + DEBUGGING
+#
+
+
+# Copyright 1996-2000, 2003, 2004, 2005, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# Compiler command line name
+#
+CC := gcc
+COMPILER_SEP := /
+
+
+# The object file extension (for standard and static libraries). This can be
+# .o, .tco, .obj, etc., depending on the platform.
+#
+O := o
+SO := o
+
+# The library file extension (for standard and static libraries). This can
+# be .a, .lib, etc., depending on the platform.
+#
+A := a
+SA := a
+
+
+# Path inclusion flag. Some compilers use a different flag than `-I' to
+# specify an additional include path. Examples are `/i=' or `-J'.
+#
+I := -I
+
+
+# C flag used to define a macro before the compilation of a given source
+# object. Usually it is `-D' like in `-DDEBUG'.
+#
+D := -D
+
+
+# The link flag used to specify a given library file on link. Note that
+# this is only used to compile the demo programs, not the library itself.
+#
+L := -l
+
+
+# Target flag.
+#
+T := -o$(space)
+
+
+# C flags
+#
+# These should concern: debug output, optimization & warnings.
+#
+# Use the ANSIFLAGS variable to define the compiler flags used to enfore
+# ANSI compliance.
+#
+ifndef CFLAGS
+ ifeq ($(findstring g++,$(CC)),)
+ nested_externs := -Wnested-externs
+ strict_prototypes := -Wstrict-prototypes
+ endif
+
+ CFLAGS := -c -g -O0 \
+ -Wall \
+ -W \
+ -Wundef \
+ -Wshadow \
+ -Wpointer-arith \
+ -Wwrite-strings \
+ -Wredundant-decls \
+ -Wno-long-long \
+ $(nested_externs) \
+ $(strict_prototypes)
+endif
+
+# ANSIFLAGS: Put there the flags used to make your compiler ANSI-compliant.
+#
+ANSIFLAGS := -ansi -pedantic
+
+
+# Library linking
+#
+CLEAN_LIBRARY ?= $(DELETE) $(subst /,$(SEP),$(PROJECT_LIBRARY))
+LINK_LIBRARY = $(AR) -r $@ $(OBJECTS_LIST)
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 gcc-specific definitions
+#
+
+
+# Copyright 1996-2000, 2003, 2005, 2006, 2009 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# Compiler command line name
+#
+CC := gcc
+COMPILER_SEP := /
+
+
+# The object file extension (for standard and static libraries). This can be
+# .o, .tco, .obj, etc., depending on the platform.
+#
+O := o
+SO := o
+
+# The library file extension (for standard and static libraries). This can
+# be .a, .lib, etc., depending on the platform.
+#
+A := a
+SA := a
+
+
+# Path inclusion flag. Some compilers use a different flag than `-I' to
+# specify an additional include path. Examples are `/i=' or `-J'.
+#
+I := -I
+
+
+# C flag used to define a macro before the compilation of a given source
+# object. Usually it is `-D' like in `-DDEBUG'.
+#
+D := -D
+
+
+# The link flag used to specify a given library file on link. Note that
+# this is only used to compile the demo programs, not the library itself.
+#
+L := -l
+
+
+# Target flag.
+#
+T := -o$(space)
+
+# C flags
+#
+# These should concern: debug output, optimization & warnings.
+#
+# Use the ANSIFLAGS variable to define the compiler flags used to enfore
+# ANSI compliance.
+#
+CFLAGS ?= -c -g -O3 -Wall
+
+# ANSIFLAGS: Put there the flags used to make your compiler ANSI-compliant.
+#
+ANSIFLAGS := -ansi -pedantic
+
+
+# Library linking
+#
+CLEAN_LIBRARY ?= $(DELETE) $(subst /,$(SEP),$(PROJECT_LIBRARY))
+LINK_LIBRARY = $(AR) -r $@ $(OBJECTS_LIST)
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 Intel C/C++ definitions (VC++ compatibility mode)
+#
+
+
+# Copyright 1996-2000, 2003, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# compiler command line name
+#
+CC := icl
+COMPILER_SEP := $(SEP)
+
+
+# The object file extension (for standard and static libraries). This can be
+# .o, .tco, .obj, etc., depending on the platform.
+#
+O := obj
+SO := obj
+
+
+# The library file extension (for standard and static libraries). This can
+# be .a, .lib, etc., depending on the platform.
+#
+A := lib
+SA := lib
+
+
+# Path inclusion flag. Some compilers use a different flag than `-I' to
+# specify an additional include path. Examples are `/i=' or `-J'.
+#
+I := /I
+
+
+# C flag used to define a macro before the compilation of a given source
+# object. Usually it is `-D' like in `-DDEBUG'.
+#
+D := /D
+
+
+# The link flag used to specify a given library file on link. Note that
+# this is only used to compile the demo programs, not the library itself.
+#
+L := /Fl
+
+
+# Target flag.
+#
+T := /Fo
+TE := /Fe
+
+
+# C flags
+#
+# These should concern: debug output, optimization & warnings.
+#
+# Use the ANSIFLAGS variable to define the compiler flags used to enfore
+# ANSI compliance.
+#
+# Note that the Intel C/C++ compiler version 4.5 complains about
+# the use of FT_FIELD_OFFSET with "value must be arithmetic type"!
+# This really looks like a bug in the compiler because the macro
+# _does_ compute an arithmetic value, so we disable this warning
+# with "/Qwd32".
+#
+CFLAGS ?= /nologo /c /Ox /G5 /W3 /Qwd32
+
+# ANSIFLAGS: Put there the flags used to make your compiler ANSI-compliant.
+#
+ANSIFLAGS := /Qansi_alias /Za
+
+# Library linking
+#
+#CLEAN_LIBRARY =
+LINK_LIBRARY = lib /nologo /out:$(subst /,$(COMPILER_SEP),$@ $(OBJECTS_LIST))
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 Unix LCC specific definitions
+#
+
+
+# Copyright 1996-2000, 2003, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# Command line name
+#
+CC := lcc
+COMPILER_SEP := $(SEP)
+
+
+# The object file extension (for standard and static libraries). This can be
+# .o, .tco, .obj, etc., depending on the platform.
+#
+O := o
+SO := o
+
+
+# The library file extension (for standard and static libraries). This can
+# be .a, .lib, etc., depending on the platform.
+#
+A := a
+SA := a
+
+
+# Path inclusion flag. Some compilers use a different flag than `-I' to
+# specify an additional include path. Examples are `/i=' or `-J'.
+#
+I := -I
+
+
+# C flag used to define a macro before the compilation of a given source
+# object. Usually it is `-D' like in `-DDEBUG'.
+#
+D := -D
+
+
+# The link flag used to specify a given library file on link. Note that
+# this is only used to compile the demo programs, not the library itself.
+#
+L := -l
+
+
+# Target flag.
+#
+T := -o$(space)
+
+
+# C flags
+#
+# These should concern: debug output, optimization & warnings.
+#
+# Use the ANSIFLAGS variable to define the compiler flags used to enfore
+# ANSI compliance.
+#
+CFLAGS ?= -c -g
+
+# ANSIFLAGS: Put there the flags used to make your compiler ANSI-compliant.
+#
+# LCC is pure ANSI anyway!
+#
+# the "-A" flag simply increments verbosity about non ANSI code
+#
+ANSIFLAGS := -A
+
+
+# library linking
+#
+CLEAN_LIBRARY ?= $(DELETE) $(PROJECT_LIBRARY)
+LINK_LIBRARY = $(AR) -r $@ $(OBJECTS_LIST)
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 Visual Age C++ specific definitions
+#
+
+
+# Copyright 1996-2000, 2003, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# command line compiler name
+#
+CC := icc
+COMPILER_SEP := $(SEP)
+
+
+# The object file extension (for standard and static libraries). This can be
+# .o, .tco, .obj, etc., depending on the platform.
+#
+O := obj
+SO := obj
+
+
+# The library file extension (for standard and static libraries). This can
+# be .a, .lib, etc., depending on the platform.
+#
+A := lib
+SA := lib
+
+
+# Path inclusion flag. Some compilers use a different flag than `-I' to
+# specify an additional include path. Examples are `/i=' or `-J'.
+#
+I := /I
+
+
+# C flag used to define a macro before the compilation of a given source
+# object. Usually it is `-D' like in `-DDEBUG'.
+#
+D := /D
+
+
+# The link flag used to specify a given library file on link. Note that
+# this is only used to compile the demo programs, not the library itself.
+#
+L := /Fl
+
+
+# Target flag.
+#
+T := /Fo
+
+
+# C flags
+#
+# These should concern: debug output, optimization & warnings.
+#
+CFLAGS ?= /Q- /Gd+ /O2 /G5 /W3 /C
+
+# ANSIFLAGS: Put there the flags used to make your compiler ANSI-compliant.
+#
+ANSI_FLAGS := /Sa
+
+
+# Library linking
+#
+#CLEAN_LIBRARY :=
+LINK_LIBRARY = lib /nologo /out:$(subst /,$(COMPILER_SEP),$@ $(OBJECTS_LIST))
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 Visual C++ definitions
+#
+
+
+# Copyright 1996-2000, 2003, 2005, 2006, 2008 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# compiler command line name
+#
+CC := cl
+COMPILER_SEP := $(SEP)
+
+
+# The object file extension (for standard and static libraries). This can be
+# .o, .tco, .obj, etc., depending on the platform.
+#
+O := obj
+SO := obj
+
+
+# The library file extension (for standard and static libraries). This can
+# be .a, .lib, etc., depending on the platform.
+#
+A := lib
+SA := lib
+
+
+# Path inclusion flag. Some compilers use a different flag than `-I' to
+# specify an additional include path. Examples are `/i=' or `-J'.
+#
+I := /I
+
+
+# C flag used to define a macro before the compilation of a given source
+# object. Usually it is `-D' like in `-DDEBUG'.
+#
+D := /D
+
+
+# The link flag used to specify a given library file on link. Note that
+# this is only used to compile the demo programs, not the library itself.
+#
+L := /Fl
+
+
+# Target flag.
+#
+T := /Fo
+
+# Target executable flag
+#
+TE := /Fe
+
+# C flags
+#
+# These should concern: debug output, optimization & warnings.
+#
+# Use the ANSIFLAGS variable to define the compiler flags used to enfore
+# ANSI compliance.
+#
+CFLAGS ?= /nologo /c /Ox /W3 /WX
+
+# ANSIFLAGS: Put there the flags used to make your compiler ANSI-compliant.
+#
+ANSIFLAGS := /Za /D_CRT_SECURE_NO_DEPRECATE
+
+
+# Library linking
+#
+#CLEAN_LIBRARY =
+LINK_LIBRARY = lib /nologo /out:$(subst /,$(COMPILER_SEP),$@ $(OBJECTS_LIST))
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 Watcom-specific definitions
+#
+
+
+# Copyright 1996-2000, 2003, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# Compiler command line name
+#
+CC := wcc386
+COMPILER_SEP := $(SEP)
+
+
+# The object file extension (for standard and static libraries). This can be
+# .o, .tco, .obj, etc., depending on the platform.
+#
+O := obj
+SO := obj
+
+
+# The library file extension (for standard and static libraries). This can
+# be .a, .lib, etc., depending on the platform.
+#
+A := lib
+SA := lib
+
+
+# Path inclusion flag. Some compilers use a different flag than `-I' to
+# specify an additional include path. Examples are `/i=' or `-J'.
+#
+I := -I=
+
+
+# C flag used to define a macro before the compilation of a given source
+# object. Usually it is `-D' like in `-DDEBUG'.
+#
+D := -D
+
+
+# The link flag used to specify a given library file on link. Note that
+# this is only used to compile the demo programs, not the library itself.
+#
+L := -l
+
+
+# Target flag.
+#
+T := -FO=
+
+
+# C flags
+#
+# These should concern: debug output, optimization & warnings.
+#
+# Use the ANSIFLAGS variable to define the compiler flags used to enfore
+# ANSI compliance.
+#
+CFLAGS ?= -zq
+
+# ANSIFLAGS: Put there the flags used to make your compiler ANSI-compliant.
+#
+ANSIFLAGS := -za
+
+
+# Library linking
+#
+CLEAN_LIBRARY ?= $(DELETE) $(subst /,$(SEP),$(PROJECT_LIBRARY))
+LINK_LIBRARY = $(subst /,$(COMPILER_SEP), \
+ wlib -q -n $@; \
+ $(foreach m, $(OBJECTS_LIST), wlib -q $@ +$(m);) \
+ echo > nul)
+
+# EOF
--- /dev/null
+#
+# FreeType 2 Win32-LCC specific definitions
+#
+
+
+# Copyright 1996-2000, 2003, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# Command line name
+#
+CC := lcc
+COMPILER_SEP := $(SEP)
+
+
+# The object file extension (for standard and static libraries). This can be
+# .o, .tco, .obj, etc., depending on the platform.
+#
+O := obj
+SO := obj
+
+
+# The library file extension (for standard and static libraries). This can
+# be .a, .lib, etc., depending on the platform.
+#
+A := lib
+SA := lib
+
+
+# Path inclusion flag. Some compilers use a different flag than `-I' to
+# specify an additional include path. Examples are `/i=' or `-J'.
+#
+I := -I
+
+
+# C flag used to define a macro before the compilation of a given source
+# object. Usually it is `-D' like in `-DDEBUG'.
+#
+D := -D
+
+
+# The link flag used to specify a given library file on link. Note that
+# this is only used to compile the demo programs, not the library itself.
+#
+L := -Fl
+
+
+# Target flag.
+#
+T := -Fo
+
+
+# C flags
+#
+# These should concern: debug output, optimization & warnings.
+#
+# Use the ANSIFLAGS variable to define the compiler flags used to enfore
+# ANSI compliance.
+#
+CFLAGS ?= -c -g2 -O
+
+# ANSIFLAGS: Put there the flags used to make your compiler ANSI-compliant.
+#
+# LCC is pure ANSI anyway!
+#
+ANSIFLAGS :=
+
+
+# library linking
+#
+#CLEAN_LIBRARY :=
+LINK_LIBRARY = lcclib /out:$(subst /,$(COMPILER_SEP),$@ $(OBJECTS_LIST))
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 host platform detection rules
+#
+
+
+# Copyright 1996-2000, 2001, 2002, 2003, 2006, 2008 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# This sub-Makefile is in charge of detecting the current platform. It sets
+# the following variables:
+#
+# BUILD_DIR The configuration and system-specific directory. Usually
+# `freetype/builds/$(PLATFORM)' but can be different for
+# custom builds of the library.
+#
+# The following variables must be defined in system specific `detect.mk'
+# files:
+#
+# PLATFORM The detected platform. This will default to `ansi' if
+# auto-detection fails.
+# CONFIG_FILE The configuration sub-makefile to use. This usually depends
+# on the compiler defined in the `CC' environment variable.
+# DELETE The shell command used to remove a given file.
+# COPY The shell command used to copy one file.
+# SEP The platform-specific directory separator.
+# COMPILER_SEP The separator used in arguments of the compilation tools.
+# CC The compiler to use.
+#
+# You need to set the following variable(s) before calling it:
+#
+# TOP_DIR The top-most directory in the FreeType library source
+# hierarchy. If not defined, it will default to `.'.
+
+# Set auto-detection default to `ansi' resp. UNIX-like operating systems.
+#
+PLATFORM := ansi
+DELETE := $(RM)
+COPY := cp
+CAT := cat
+SEP := /
+
+BUILD_CONFIG := $(TOP_DIR)/builds
+
+# These two assignments must be delayed.
+BUILD_DIR = $(BUILD_CONFIG)/$(PLATFORM)
+CONFIG_RULES = $(BUILD_DIR)/$(CONFIG_FILE)
+
+# We define the BACKSLASH variable to hold a single back-slash character.
+# This is needed because a line like
+#
+# SEP := \
+#
+# does not work with GNU Make (the backslash is interpreted as a line
+# continuation). While a line like
+#
+# SEP := \\
+#
+# really defines $(SEP) as `\' on Unix, and `\\' on Dos and Windows!
+#
+BACKSLASH := $(strip \ )
+
+# Find all auto-detectable platforms.
+#
+PLATFORMS := $(notdir $(subst /detect.mk,,$(wildcard $(BUILD_CONFIG)/*/detect.mk)))
+.PHONY: $(PLATFORMS) ansi
+
+# Filter out platform specified as setup target.
+#
+PLATFORM := $(firstword $(filter $(MAKECMDGOALS),$(PLATFORMS)))
+
+# If no setup target platform was specified, enable auto-detection/
+# default platform.
+#
+ifeq ($(PLATFORM),)
+ PLATFORM := ansi
+endif
+
+# If the user has explicitly asked for `ansi' on the command line,
+# disable auto-detection.
+#
+ifeq ($(findstring ansi,$(MAKECMDGOALS)),)
+ # Now, include all detection rule files found in the `builds/<system>'
+ # directories. Note that the calling order of the various `detect.mk'
+ # files isn't predictable.
+ #
+ include $(wildcard $(BUILD_CONFIG)/*/detect.mk)
+endif
+
+# In case no detection rule file was successful, use the default.
+#
+ifndef CONFIG_FILE
+ CONFIG_FILE := ansi.mk
+ setup: std_setup
+ .PHONY: setup
+endif
+
+# The following targets are equivalent, with the exception that they use
+# a slightly different syntax for the `echo' command.
+#
+# std_setup: defined for most (i.e. Unix-like) platforms
+# dos_setup: defined for Dos-ish platforms like Dos, Windows & OS/2
+#
+.PHONY: std_setup dos_setup
+
+std_setup:
+ @echo ""
+ @echo "$(PROJECT_TITLE) build system -- automatic system detection"
+ @echo ""
+ @echo "The following settings are used:"
+ @echo ""
+ @echo " platform $(PLATFORM)"
+ @echo " compiler $(CC)"
+ @echo " configuration directory $(BUILD_DIR)"
+ @echo " configuration rules $(CONFIG_RULES)"
+ @echo ""
+ @echo "If this does not correspond to your system or settings please remove the file"
+ @echo "\`$(CONFIG_MK)' from this directory then read the INSTALL file for help."
+ @echo ""
+ @echo "Otherwise, simply type \`$(MAKE)' again to build the library,"
+ @echo "or \`$(MAKE) refdoc' to build the API reference (the latter needs python)."
+ @echo ""
+ @$(COPY) $(CONFIG_RULES) $(CONFIG_MK)
+
+
+# Special case for Dos, Windows, OS/2, where echo "" doesn't work correctly!
+#
+dos_setup:
+ @type builds$(SEP)newline
+ @echo $(PROJECT_TITLE) build system -- automatic system detection
+ @type builds$(SEP)newline
+ @echo The following settings are used:
+ @type builds$(SEP)newline
+ @echo platformÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿ$(PLATFORM)
+ @echo compilerÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿ$(CC)
+ @echo configuration directoryÿÿÿÿÿÿ$(subst /,$(SEP),$(BUILD_DIR))
+ @echo configuration rulesÿÿÿÿÿÿÿÿÿÿ$(subst /,$(SEP),$(CONFIG_RULES))
+ @type builds$(SEP)newline
+ @echo If this does not correspond to your system or settings please remove the file
+ @echo '$(CONFIG_MK)' from this directory then read the INSTALL file for help.
+ @type builds$(SEP)newline
+ @echo Otherwise, simply type 'make' again to build the library.
+ @echo or 'make refdoc' to build the API reference (the latter needs python).
+ @type builds$(SEP)newline
+ @$(COPY) $(subst /,$(SEP),$(CONFIG_RULES) $(CONFIG_MK)) > nul
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 configuration file to detect a DOS host platform.
+#
+
+
+# Copyright 1996-2000, 2003, 2004, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+.PHONY: setup
+
+
+ifeq ($(PLATFORM),ansi)
+
+ # Test for DJGPP by checking the DJGPP environment variable, which must be
+ # set in order to use the system (ie. it will always be present when the
+ # `make' utility is run).
+ #
+ # We test for the COMSPEC environment variable, then run the `ver'
+ # command-line program to see if its output contains the word `Dos' or
+ # `DOS'.
+ #
+ # If this is true, we are running a Dos-ish platform (or an emulation).
+ #
+ ifdef DJGPP
+ PLATFORM := dos
+ else
+ ifdef COMSPEC
+ is_dos := $(findstring DOS,$(subst Dos,DOS,$(shell ver)))
+
+ # We try to recognize a Dos session under OS/2. The `ver' command
+ # returns `Operating System/2 ...' there, so `is_dos' should be empty.
+ #
+ # To recognize a Dos session under OS/2, we check COMSPEC for the
+ # substring `MDOS\COMMAND'
+ #
+ ifeq ($(is_dos),)
+ is_dos := $(findstring MDOS\COMMAND,$(COMSPEC))
+ endif
+
+ # We also try to recognize Dos 7.x without Windows 9X launched.
+ # See builds/win32/detect.mk for explanations about the logic.
+ #
+ ifeq ($(is_dos),)
+ ifdef winbootdir
+#ifneq ($(OS),Windows_NT)
+ # If win32 is available, do not trigger this test.
+ ifndef windir
+ is_dos := $(findstring Windows,$(strip $(shell ver)))
+ endif
+#endif
+ endif
+ endif
+
+ endif # test COMSPEC
+
+ ifneq ($(is_dos),)
+
+ PLATFORM := dos
+
+ endif # test Dos
+ endif # test DJGPP
+endif # test PLATFORM ansi
+
+ifeq ($(PLATFORM),dos)
+
+ # Use DJGPP (i.e. gcc) by default.
+ #
+ CONFIG_FILE := dos-gcc.mk
+ CC ?= gcc
+
+ # additionally, we provide hooks for various other compilers
+ #
+ ifneq ($(findstring emx,$(MAKECMDGOALS)),) # EMX gcc
+ CONFIG_FILE := dos-emx.mk
+ CC := gcc
+ emx: setup
+ .PHONY: emx
+ endif
+
+ ifneq ($(findstring turboc,$(MAKECMDGOALS)),) # Turbo C
+ CONFIG_FILE := dos-tcc.mk
+ CC := tcc
+ turboc: setup
+ .PHONY: turboc
+ endif
+
+ ifneq ($(findstring watcom,$(MAKECMDGOALS)),) # Watcom C/C++
+ CONFIG_FILE := dos-wat.mk
+ CC := wcc386
+ watcom: setup
+ .PHONY: watcom
+ endif
+
+ ifneq ($(findstring borlandc,$(MAKECMDGOALS)),) # Borland C/C++ 32-bit
+ CONFIG_FILE := dos-bcc.mk
+ CC := bcc32
+ borlandc: setup
+ .PHONY: borlandc
+ endif
+
+ ifneq ($(findstring borlandc16,$(MAKECMDGOALS)),) # Borland C/C++ 16-bit
+ CONFIG_FILE := dos-bcc.mk
+ CC := bcc
+ borlandc16: setup
+ .PHONY: borlandc16
+ endif
+
+ ifneq ($(findstring bash,$(SHELL)),) # check for bash
+ SEP := /
+ DELETE := rm
+ COPY := cp
+ CAT := cat
+ setup: std_setup
+ else
+ SEP := $(BACKSLASH)
+ DELETE := del
+ CAT := type
+
+ # Setting COPY is a bit trickier. We can be running DJGPP on some
+ # Windows NT derivatives, like XP. See builds/win32/detect.mk for
+ # explanations why we need hacking here.
+ #
+ ifeq ($(OS),Windows_NT)
+ COPY := cmd.exe /c copy
+ else
+ COPY := copy
+ endif # test NT
+
+ setup: dos_setup
+ endif
+
+endif # test PLATFORM dos
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 DOS specific definitions
+#
+
+
+# Copyright 1996-2000, 2003, 2005, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+DELETE := del
+CAT := type
+SEP := $(strip \ )
+BUILD_DIR := $(TOP_DIR)/builds/dos
+PLATFORM := dos
+
+
+# The executable file extension (for tools), *with* leading dot.
+#
+E := .exe
+
+# The directory where all library files are placed.
+#
+# By default, this is the same as $(OBJ_DIR); however, this can be changed
+# to suit particular needs.
+#
+LIB_DIR := $(OBJ_DIR)
+
+# The name of the final library file. Note that the DOS-specific Makefile
+# uses a shorter (8.3) name.
+#
+LIBRARY := $(PROJECT)
+
+
+# The NO_OUTPUT macro is used to ignore the output of commands.
+#
+NO_OUTPUT = > nul
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 configuration rules for the EMX gcc compiler
+#
+
+
+# Copyright 2003 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+include $(TOP_DIR)/builds/dos/dos-def.mk
+include $(TOP_DIR)/builds/compiler/emx.mk
+include $(TOP_DIR)/builds/link_dos.mk
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 configuration rules for the DJGPP compiler
+#
+
+
+# Copyright 1996-2000, 2003 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+include $(TOP_DIR)/builds/dos/dos-def.mk
+include $(TOP_DIR)/builds/compiler/gcc.mk
+include $(TOP_DIR)/builds/link_dos.mk
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 configuration rules for the Watcom C/C++ compiler
+#
+
+
+# Copyright 2003 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+include $(TOP_DIR)/builds/dos/dos-def.mk
+include $(TOP_DIR)/builds/compiler/watcom.mk
+include $(TOP_DIR)/builds/link_dos.mk
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 exports sub-Makefile
+#
+
+
+# Copyright 2005, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# DO NOT INVOKE THIS MAKEFILE DIRECTLY! IT IS MEANT TO BE INCLUDED BY
+# OTHER MAKEFILES.
+
+
+# This sub-Makefile is used to compute the list of exported symbols whenever
+# the EXPORTS_LIST variable is defined by one of the platform or compiler
+# specific build files.
+#
+# EXPORTS_LIST contains the name of the `list' file, for example a Windows
+# .DEF file.
+#
+ifneq ($(EXPORTS_LIST),)
+
+ # CCexe is the compiler used to compile the `apinames' tool program
+ # on the host machine. This isn't necessarily the same as the compiler
+ # which can be a cross-compiler for a different architecture, for example.
+ #
+ ifeq ($(CCexe),)
+ CCexe := $(CC)
+ endif
+
+ # TE acts like T, but for executables instead of object files.
+ ifeq ($(TE),)
+ TE := $T
+ endif
+
+ # The list of public headers we're going to parse.
+ PUBLIC_HEADERS := $(wildcard $(PUBLIC_DIR)/*.h)
+
+ # The `apinames' source and executable. We use $E_BUILD as the host
+ # executable suffix, which *includes* the final dot.
+ #
+ # Note that $(APINAMES_OPTIONS) is empty, except for Windows compilers.
+ #
+ APINAMES_SRC := $(subst /,$(SEP),$(TOP_DIR)/src/tools/apinames.c)
+ APINAMES_EXE := $(subst /,$(SEP),$(OBJ_DIR)/apinames$(E_BUILD))
+
+ $(APINAMES_EXE): $(APINAMES_SRC)
+ $(CCexe) $(TE)$@ $<
+
+ .PHONY: symbols_list
+
+ symbols_list: $(EXPORTS_LIST)
+
+ # We manually add TT_New_Context and TT_RunIns, which are needed by TT
+ # debuggers, to the EXPORTS_LIST.
+ #
+ $(EXPORTS_LIST): $(APINAMES_EXE) $(PUBLIC_HEADERS)
+ $(subst /,$(SEP),$(APINAMES_EXE)) -o$@ $(APINAMES_OPTIONS) $(PUBLIC_HEADERS)
+ @echo TT_New_Context >> $(EXPORTS_LIST)
+ @echo TT_RunIns >> $(EXPORTS_LIST)
+
+ $(PROJECT_LIBRARY): $(EXPORTS_LIST)
+
+ CLEAN += $(EXPORTS_LIST) \
+ $(APINAMES_EXE)
+
+endif
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 library sub-Makefile
+#
+
+
+# Copyright 1996-2000, 2001, 2002, 2003, 2004, 2005, 2006, 2008 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# DO NOT INVOKE THIS MAKEFILE DIRECTLY! IT IS MEANT TO BE INCLUDED BY
+# OTHER MAKEFILES.
+
+
+# The following variables (set by other Makefile components, in the
+# environment, or on the command line) are used:
+#
+# BUILD_DIR The architecture dependent directory,
+# e.g. `$(TOP_DIR)/builds/unix'. Added to INCLUDES also.
+#
+# OBJ_DIR The directory in which object files are created.
+#
+# LIB_DIR The directory in which the library is created.
+#
+# DOC_DIR The directory in which the API reference is created.
+#
+# INCLUDES A list of directories to be included additionally.
+#
+# DEVEL_DIR Development directory which is added to the INCLUDES
+# variable before the standard include directories.
+#
+# CFLAGS Compilation flags. This overrides the default settings
+# in the platform-specific configuration files.
+#
+# FTSYS_SRC If set, its value is used as the name of a replacement
+# file for `src/base/ftsystem.c'.
+#
+# FTDEBUG_SRC If set, its value is used as the name of a replacement
+# file for `src/base/ftdebug.c'. [For a normal build, this
+# file does nothing.]
+#
+# FTMODULE_H The file which contains the list of module classes for
+# the current build. Usually, this is automatically
+# created by `modules.mk'.
+#
+# BASE_OBJ_S
+# BASE_OBJ_M A list of base objects (for single object and multiple
+# object builds, respectively). Set up in
+# `src/base/rules.mk'.
+#
+# BASE_EXT_OBJ A list of base extension objects. Set up in
+# `src/base/rules.mk'.
+#
+# DRV_OBJ_S
+# DRV_OBJ_M A list of driver objects (for single object and multiple
+# object builds, respectively). Set up cumulatively in
+# `src/<driver>/rules.mk'.
+#
+# CLEAN
+# DISTCLEAN The sub-makefiles can append additional stuff to these two
+# variables which is to be removed for the `clean' resp.
+# `distclean' target.
+#
+# TOP_DIR, SEP,
+# COMPILER_SEP,
+# LIBRARY, CC,
+# A, I, O, T Check `config.mk' for details.
+
+
+# The targets `objects' and `library' are defined at the end of this
+# Makefile after all other rules have been included.
+#
+.PHONY: single multi objects library refdoc
+
+# default target -- build single objects and library
+#
+single: objects library
+
+# `multi' target -- build multiple objects and library
+#
+multi: objects library
+
+
+# The FreeType source directory, usually `./src'.
+#
+SRC_DIR := $(TOP_DIR)/src
+
+# The directory where the base layer components are placed, usually
+# `./src/base'.
+#
+BASE_DIR := $(SRC_DIR)/base
+
+# Other derived directories.
+#
+PUBLIC_DIR := $(TOP_DIR)/include/freetype
+INTERNAL_DIR := $(PUBLIC_DIR)/internal
+SERVICES_DIR := $(INTERNAL_DIR)/services
+CONFIG_DIR := $(PUBLIC_DIR)/config
+
+# The documentation directory.
+#
+DOC_DIR ?= $(TOP_DIR)/docs/reference
+
+# The final name of the library file.
+#
+PROJECT_LIBRARY := $(LIB_DIR)/$(LIBRARY).$A
+
+
+# include paths
+#
+# IMPORTANT NOTE: The architecture-dependent directory must ALWAYS be placed
+# before the standard include list. Porters are then able to
+# put their own version of some of the FreeType components
+# in the `freetype/builds/<system>' directory, as these
+# files will override the default sources.
+#
+INCLUDES := $(subst /,$(COMPILER_SEP),$(OBJ_DIR) \
+ $(DEVEL_DIR) \
+ $(BUILD_DIR) \
+ $(TOP_DIR)/include)
+
+INCLUDE_FLAGS := $(INCLUDES:%=$I%)
+
+
+# C flags used for the compilation of an object file. This must include at
+# least the paths for the `base' and `builds/<system>' directories;
+# debug/optimization/warning flags + ansi compliance if needed.
+#
+# $(INCLUDE_FLAGS) should come before $(CFLAGS) to avoid problems with
+# old FreeType versions.
+#
+# Note what we also define the macro FT2_BUILD_LIBRARY when building
+# FreeType. This is required to let our sources include the internal
+# headers (something forbidden by clients).
+#
+# Finally, we define FT_CONFIG_MODULES_H so that the compiler uses the
+# generated version of `ftmodule.h' in $(OBJ_DIR). If there is an
+# `ftoption.h' files in $(OBJ_DIR), define FT_CONFIG_OPTIONS_H too.
+#
+ifneq ($(wildcard $(OBJ_DIR)/ftoption.h),)
+ FTOPTION_H := $(OBJ_DIR)/ftoption.h
+ FTOPTION_FLAG := $DFT_CONFIG_OPTIONS_H="<ftoption.h>"
+endif
+
+FT_CFLAGS = $(CPPFLAGS) \
+ $(INCLUDE_FLAGS) \
+ $(CFLAGS) \
+ $DFT2_BUILD_LIBRARY \
+ $DFT_CONFIG_MODULES_H="<ftmodule.h>" \
+ $(FTOPTION_FLAG)
+FT_CC = $(CC) $(FT_CFLAGS)
+FT_COMPILE = $(CC) $(ANSIFLAGS) $(FT_CFLAGS)
+
+
+# Include the `exports' rules file.
+#
+include $(TOP_DIR)/builds/exports.mk
+
+
+# Initialize the list of objects.
+#
+OBJECTS_LIST :=
+
+
+# Define $(PUBLIC_H) as the list of all public header files located in
+# `$(TOP_DIR)/include/freetype'. $(INTERNAL_H), and $(CONFIG_H) are defined
+# similarly.
+#
+# This is used to simplify the dependency rules -- if one of these files
+# changes, the whole library is recompiled.
+#
+PUBLIC_H := $(wildcard $(PUBLIC_DIR)/*.h)
+INTERNAL_H := $(wildcard $(INTERNAL_DIR)/*.h) \
+ $(wildcard $(SERVICES_DIR)/*.h)
+CONFIG_H := $(wildcard $(CONFIG_DIR)/*.h) \
+ $(wildcard $(BUILD_DIR)/freetype/config/*.h) \
+ $(FTMODULE_H) \
+ $(FTOPTION_H)
+DEVEL_H := $(wildcard $(TOP_DIR)/devel/*.h)
+
+FREETYPE_H := $(PUBLIC_H) $(INTERNAL_H) $(CONFIG_H) $(DEVEL_H)
+
+
+# ftsystem component
+#
+FTSYS_SRC ?= $(BASE_DIR)/ftsystem.c
+
+FTSYS_OBJ := $(OBJ_DIR)/ftsystem.$O
+
+OBJECTS_LIST += $(FTSYS_OBJ)
+
+$(FTSYS_OBJ): $(FTSYS_SRC) $(FREETYPE_H)
+ $(FT_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $<)
+
+
+# ftdebug component
+#
+FTDEBUG_SRC ?= $(BASE_DIR)/ftdebug.c
+
+FTDEBUG_OBJ := $(OBJ_DIR)/ftdebug.$O
+
+OBJECTS_LIST += $(FTDEBUG_OBJ)
+
+$(FTDEBUG_OBJ): $(FTDEBUG_SRC) $(FREETYPE_H)
+ $(FT_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $<)
+
+
+# Include all rule files from FreeType components.
+#
+include $(SRC_DIR)/base/rules.mk
+include $(patsubst %,$(SRC_DIR)/%/rules.mk,$(MODULES))
+
+
+# ftinit component
+#
+# The C source `ftinit.c' contains the FreeType initialization routines.
+# It is able to automatically register one or more drivers when the API
+# function FT_Init_FreeType() is called.
+#
+# The set of initial drivers is determined by the driver Makefiles
+# includes above. Each driver Makefile updates the FTINIT_xxx lists
+# which contain additional include paths and macros used to compile the
+# single `ftinit.c' source.
+#
+FTINIT_SRC := $(BASE_DIR)/ftinit.c
+FTINIT_OBJ := $(OBJ_DIR)/ftinit.$O
+
+OBJECTS_LIST += $(FTINIT_OBJ)
+
+$(FTINIT_OBJ): $(FTINIT_SRC) $(FREETYPE_H)
+ $(FT_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $<)
+
+
+# All FreeType library objects.
+#
+OBJ_M := $(BASE_OBJ_M) $(BASE_EXT_OBJ) $(DRV_OBJS_M)
+OBJ_S := $(BASE_OBJ_S) $(BASE_EXT_OBJ) $(DRV_OBJS_S)
+
+
+# The target `multi' on the Make command line indicates that we want to
+# compile each source file independently.
+#
+# Otherwise, each module/driver is compiled in a single object file through
+# source file inclusion (see `src/base/ftbase.c' or
+# `src/truetype/truetype.c' for examples).
+#
+BASE_OBJECTS := $(OBJECTS_LIST)
+
+ifneq ($(findstring multi,$(MAKECMDGOALS)),)
+ OBJECTS_LIST += $(OBJ_M)
+else
+ OBJECTS_LIST += $(OBJ_S)
+endif
+
+objects: $(OBJECTS_LIST)
+
+library: $(PROJECT_LIBRARY)
+
+dll: $(PROJECT_LIBRARY) exported_symbols
+
+.c.$O:
+ $(FT_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $<)
+
+
+ifneq ($(findstring refdoc,$(MAKECMDGOALS)),)
+ # poor man's `sed' emulation with make's built-in string functions
+ work := $(strip $(shell $(CAT) $(PUBLIC_DIR)/freetype.h))
+ work := $(subst |,x,$(work))
+ work := $(subst $(space),|,$(work))
+ work := $(subst \#define|FREETYPE_MAJOR|,$(space),$(work))
+ work := $(word 2,$(work))
+ major := $(subst |,$(space),$(work))
+ major := $(firstword $(major))
+
+ work := $(subst \#define|FREETYPE_MINOR|,$(space),$(work))
+ work := $(word 2,$(work))
+ minor := $(subst |,$(space),$(work))
+ minor := $(firstword $(minor))
+
+ work := $(subst \#define|FREETYPE_PATCH|,$(space),$(work))
+ work := $(word 2,$(work))
+ patch := $(subst |,$(space),$(work))
+ patch := $(firstword $(patch))
+
+ version := $(major).$(minor).$(patch)
+endif
+
+# We write-protect the docmaker directory to suppress generation
+# of .pyc files.
+#
+refdoc:
+ -chmod -w $(SRC_DIR)/tools/docmaker
+ python $(SRC_DIR)/tools/docmaker/docmaker.py \
+ --prefix=ft2 \
+ --title=FreeType-$(version) \
+ --output=$(DOC_DIR) \
+ $(PUBLIC_DIR)/*.h \
+ $(PUBLIC_DIR)/config/*.h \
+ $(PUBLIC_DIR)/cache/*.h
+ -chmod +w $(SRC_DIR)/tools/docmaker
+
+
+.PHONY: clean_project_std distclean_project_std
+
+# Standard cleaning and distclean rules. These are not accepted
+# on all systems though.
+#
+clean_project_std:
+ -$(DELETE) $(BASE_OBJECTS) $(OBJ_M) $(OBJ_S) $(CLEAN)
+
+distclean_project_std: clean_project_std
+ -$(DELETE) $(PROJECT_LIBRARY)
+ -$(DELETE) *.orig *~ core *.core $(DISTCLEAN)
+
+
+.PHONY: clean_project_dos distclean_project_dos
+
+# The Dos command shell does not support very long list of arguments, so
+# we are stuck with wildcards.
+#
+# Don't break the command lines with \; this prevents the "del" command from
+# working correctly on Win9x.
+#
+clean_project_dos:
+ -$(DELETE) $(subst /,$(SEP),$(OBJ_DIR)/*.$O $(CLEAN) $(NO_OUTPUT))
+
+distclean_project_dos: clean_project_dos
+ -$(DELETE) $(subst /,$(SEP),$(PROJECT_LIBRARY) $(DISTCLEAN) $(NO_OUTPUT))
+
+
+.PHONY: remove_config_mk remove_ftmodule_h
+
+# Remove configuration file (used for distclean).
+#
+remove_config_mk:
+ -$(DELETE) $(subst /,$(SEP),$(CONFIG_MK) $(NO_OUTPUT))
+
+# Remove module list (used for distclean).
+#
+remove_ftmodule_h:
+ -$(DELETE) $(subst /,$(SEP),$(FTMODULE_H) $(NO_OUTPUT))
+
+
+.PHONY: clean distclean
+
+# The `config.mk' file must define `clean_freetype' and
+# `distclean_freetype'. Implementations may use to relay these to either
+# the `std' or `dos' versions from above, or simply provide their own
+# implementation.
+#
+clean: clean_project
+distclean: distclean_project remove_config_mk remove_ftmodule_h
+ -$(DELETE) $(subst /,$(SEP),$(DOC_DIR)/*.html $(NO_OUTPUT))
+
+
+# EOF
--- /dev/null
+#
+# Link instructions for Dos-like systems (Dos, Win32, OS/2)
+#
+
+
+# Copyright 1996-2000 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+ifdef BUILD_PROJECT
+
+ .PHONY: clean_project distclean_project
+
+ # Now include the main sub-makefile. It contains all the rules used to
+ # build the library with the previous variables defined.
+ #
+ include $(TOP_DIR)/builds/$(PROJECT).mk
+
+ # The cleanup targets.
+ #
+ clean_project: clean_project_dos
+ distclean_project: distclean_project_dos
+
+ # This final rule is used to link all object files into a single library.
+ # this is compiler-specific
+ #
+ $(PROJECT_LIBRARY): $(OBJECTS_LIST)
+ ifdef CLEAN_LIBRARY
+ -$(CLEAN_LIBRARY) $(NO_OUTPUT)
+ endif
+ $(LINK_LIBRARY)
+
+endif
+
+
+# EOF
--- /dev/null
+#
+# Link instructions for standard systems
+#
+
+
+# Copyright 1996-2000 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+ifdef BUILD_PROJECT
+
+ .PHONY: clean_project distclean_project
+
+ # Now include the main sub-makefile. It contains all the rules used to
+ # build the library with the previous variables defined.
+ #
+ include $(TOP_DIR)/builds/$(PROJECT).mk
+
+ # The cleanup targets.
+ #
+ clean_project: clean_project_std
+ distclean_project: distclean_project_std
+
+ # This final rule is used to link all object files into a single library.
+ # this is compiler-specific
+ #
+ $(PROJECT_LIBRARY): $(OBJECTS_LIST)
+ ifdef CLEAN_LIBRARY
+ -$(CLEAN_LIBRARY) $(NO_OUTPUT)
+ endif
+ $(LINK_LIBRARY)
+
+endif
+
+
+# EOF
--- /dev/null
+# File: FreeType.m68k_cfm.make
+# Target: FreeType.m68k_cfm
+# Created: Thursday, October 27, 2005 09:23:25 PM
+
+
+MAKEFILE = FreeType.m68k_cfm.make
+\xA5MondoBuild\xA5 = {MAKEFILE} # Make blank to avoid rebuilds when makefile is modified
+
+ObjDir = :objs:
+Includes = \xB6
+ -ansi strict \xB6
+ -includes unix \xB6
+ -i :include: \xB6
+ -i :src: \xB6
+ -i :include:freetype:config:
+
+Sym-68K = -sym off
+
+COptions = \xB6
+ -d FT_MACINTOSH=1 \xB6
+ -d HAVE_FSSPEC=1 \xB6
+ -d HAVE_FSREF=0 \xB6
+ -d HAVE_QUICKDRAW_TOOLBOX=1 \xB6
+ -d HAVE_QUICKDRAW_CARBON=0 \xB6
+ -d HAVE_ATS=0 \xB6
+ -d FT2_BUILD_LIBRARY \xB6
+ -d FT_CONFIG_CONFIG_H="<ftconfig.h>" \xB6
+ -d FT_CONFIG_MODULES_H="<ftmodule.h>" \xB6
+ {Includes} {Sym-68K} -model cfmseg
+
+
+### Source Files ###
+
+SrcFiles = \xB6
+ :src:autofit:autofit.c \xB6
+ :builds:mac:ftbase.c \xB6
+ :src:base:ftbbox.c \xB6
+ :src:base:ftbdf.c \xB6
+ :src:base:ftbitmap.c \xB6
+ :src:base:ftdebug.c \xB6
+ :src:base:ftfstype.c \xB6
+ :src:base:ftglyph.c \xB6
+ :src:base:ftgxval.c \xB6
+ :src:base:ftinit.c \xB6
+ :src:base:ftmm.c \xB6
+ :src:base:ftotval.c \xB6
+ :src:base:ftpfr.c \xB6
+ :src:base:ftstroke.c \xB6
+ :src:base:ftsynth.c \xB6
+ :src:base:ftsystem.c \xB6
+ :src:base:fttype1.c \xB6
+ :src:base:ftwinfnt.c \xB6
+ :src:base:ftxf86.c \xB6
+ :src:cache:ftcache.c \xB6
+ :src:bdf:bdf.c \xB6
+ :src:cff:cff.c \xB6
+ :src:cid:type1cid.c \xB6
+# :src:gxvalid:gxvalid.c \xB6
+ :src:gzip:ftgzip.c \xB6
+ :src:bzip2:ftbzip2.c \xB6
+ :src:lzw:ftlzw.c \xB6
+ :src:otvalid:otvalid.c \xB6
+ :src:pcf:pcf.c \xB6
+ :src:pfr:pfr.c \xB6
+ :src:psaux:psaux.c \xB6
+ :src:pshinter:pshinter.c \xB6
+ :src:psnames:psmodule.c \xB6
+ :src:raster:raster.c \xB6
+ :src:sfnt:sfnt.c \xB6
+ :src:smooth:smooth.c \xB6
+ :src:truetype:truetype.c \xB6
+ :src:type1:type1.c \xB6
+ :src:type42:type42.c \xB6
+ :src:winfonts:winfnt.c
+
+
+### Object Files ###
+
+ObjFiles-68K = \xB6
+ "{ObjDir}autofit.c.o" \xB6
+ "{ObjDir}ftbase.c.o" \xB6
+ "{ObjDir}ftbbox.c.o" \xB6
+ "{ObjDir}ftbdf.c.o" \xB6
+ "{ObjDir}ftbitmap.c.o" \xB6
+ "{ObjDir}ftdebug.c.o" \xB6
+ "{ObjDir}ftfstype.c.o" \xB6
+ "{ObjDir}ftglyph.c.o" \xB6
+ "{ObjDir}ftgxval.c.o" \xB6
+ "{ObjDir}ftinit.c.o" \xB6
+ "{ObjDir}ftmm.c.o" \xB6
+ "{ObjDir}ftotval.c.o" \xB6
+ "{ObjDir}ftpfr.c.o" \xB6
+ "{ObjDir}ftstroke.c.o" \xB6
+ "{ObjDir}ftsynth.c.o" \xB6
+ "{ObjDir}ftsystem.c.o" \xB6
+ "{ObjDir}fttype1.c.o" \xB6
+ "{ObjDir}ftwinfnt.c.o" \xB6
+ "{ObjDir}ftxf86.c.o" \xB6
+ "{ObjDir}ftcache.c.o" \xB6
+ "{ObjDir}bdf.c.o" \xB6
+ "{ObjDir}cff.c.o" \xB6
+ "{ObjDir}type1cid.c.o" \xB6
+# "{ObjDir}gxvalid.c.o" \xB6
+ "{ObjDir}ftgzip.c.o" \xB6
+ "{ObjDir}ftbzip2.c.o" \xB6
+ "{ObjDir}ftlzw.c.o" \xB6
+ "{ObjDir}otvalid.c.o" \xB6
+ "{ObjDir}pcf.c.o" \xB6
+ "{ObjDir}pfr.c.o" \xB6
+ "{ObjDir}psaux.c.o" \xB6
+ "{ObjDir}pshinter.c.o" \xB6
+ "{ObjDir}psmodule.c.o" \xB6
+ "{ObjDir}raster.c.o" \xB6
+ "{ObjDir}sfnt.c.o" \xB6
+ "{ObjDir}smooth.c.o" \xB6
+ "{ObjDir}truetype.c.o" \xB6
+ "{ObjDir}type1.c.o" \xB6
+ "{ObjDir}type42.c.o" \xB6
+ "{ObjDir}winfnt.c.o"
+
+
+### Libraries ###
+
+LibFiles-68K =
+
+
+### Default Rules ###
+
+.c.o \xC4 .c {\xA5MondoBuild\xA5}
+ {C} {depDir}{default}.c -o {targDir}{default}.c.o {COptions}
+
+
+### Build Rules ###
+
+:builds:mac:ftbase.c \xC4\xC4 :src:base:ftbase.c
+ Duplicate :src:base:ftbase.c :builds:mac:ftbase.c
+
+"{ObjDir}ftbase.c.o" \xC4\xC4 :builds:mac:ftbase.c
+ {C} :builds:mac:ftbase.c -o "{ObjDir}ftbase.c.o" \xB6
+ -i :builds:mac: \xB6
+ -i :src:base: \xB6
+ {COptions}
+
+FreeType.m68k_cfm \xC4\xC4 FreeType.m68k_cfm.o
+
+FreeType.m68k_cfm.o \xC4\xC4 {ObjFiles-68K} {LibFiles-68K} {\xA5MondoBuild\xA5}
+ Lib \xB6
+ -o {Targ} \xB6
+ {ObjFiles-68K} \xB6
+ {LibFiles-68K} \xB6
+ {Sym-68K} \xB6
+ -mf -d
+
+
+
+### Required Dependencies ###
+
+"{ObjDir}autofit.c.o" \xC4 :src:autofit:autofit.c
+# "{ObjDir}ftbase.c.o" \xC4 :src:base:ftbase.c
+"{ObjDir}ftbbox.c.o" \xC4 :src:base:ftbbox.c
+"{ObjDir}ftbdf.c.o" \xC4 :src:base:ftbdf.c
+"{ObjDir}ftbitmap.c.o" \xC4 :src:base:ftbitmap.c
+"{ObjDir}ftdebug.c.o" \xC4 :src:base:ftdebug.c
+"{ObjDir}ftfstype.c.o" \xC4 :src:base:ftfstype.c
+"{ObjDir}ftglyph.c.o" \xC4 :src:base:ftglyph.c
+"{ObjDir}ftgxval.c.o" \xC4 :src:base:ftgxval.c
+"{ObjDir}ftinit.c.o" \xC4 :src:base:ftinit.c
+"{ObjDir}ftmm.c.o" \xC4 :src:base:ftmm.c
+"{ObjDir}ftotval.c.o" \xC4 :src:base:ftotval.c
+"{ObjDir}ftpfr.c.o" \xC4 :src:base:ftpfr.c
+"{ObjDir}ftstroke.c.o" \xC4 :src:base:ftstroke.c
+"{ObjDir}ftsynth.c.o" \xC4 :src:base:ftsynth.c
+"{ObjDir}ftsystem.c.o" \xC4 :src:base:ftsystem.c
+"{ObjDir}fttype1.c.o" \xC4 :src:base:fttype1.c
+"{ObjDir}ftwinfnt.c.o" \xC4 :src:base:ftwinfnt.c
+"{ObjDir}ftxf86.c.o" \xC4 :src:base:ftxf86.c
+"{ObjDir}ftcache.c.o" \xC4 :src:cache:ftcache.c
+"{ObjDir}bdf.c.o" \xC4 :src:bdf:bdf.c
+"{ObjDir}cff.c.o" \xC4 :src:cff:cff.c
+"{ObjDir}type1cid.c.o" \xC4 :src:cid:type1cid.c
+# "{ObjDir}gxvalid.c.o" \xC4 :src:gxvalid:gxvalid.c
+"{ObjDir}ftgzip.c.o" \xC4 :src:gzip:ftgzip.c
+"{ObjDir}ftbzip2.c.o" \xC4 :src:bzip2:ftbzip2.c
+"{ObjDir}ftlzw.c.o" \xC4 :src:lzw:ftlzw.c
+"{ObjDir}otvalid.c.o" \xC4 :src:otvalid:otvalid.c
+"{ObjDir}pcf.c.o" \xC4 :src:pcf:pcf.c
+"{ObjDir}pfr.c.o" \xC4 :src:pfr:pfr.c
+"{ObjDir}psaux.c.o" \xC4 :src:psaux:psaux.c
+"{ObjDir}pshinter.c.o" \xC4 :src:pshinter:pshinter.c
+"{ObjDir}psmodule.c.o" \xC4 :src:psnames:psmodule.c
+"{ObjDir}raster.c.o" \xC4 :src:raster:raster.c
+"{ObjDir}sfnt.c.o" \xC4 :src:sfnt:sfnt.c
+"{ObjDir}smooth.c.o" \xC4 :src:smooth:smooth.c
+"{ObjDir}truetype.c.o" \xC4 :src:truetype:truetype.c
+"{ObjDir}type1.c.o" \xC4 :src:type1:type1.c
+"{ObjDir}type42.c.o" \xC4 :src:type42:type42.c
+"{ObjDir}winfnt.c.o" \xC4 :src:winfonts:winfnt.c
+
+
+### Optional Dependencies ###
+### Build this target to generate "include file" dependencies. ###
+
+Dependencies \xC4 $OutOfDate
+ MakeDepend \xB6
+ -append {MAKEFILE} \xB6
+ -ignore "{CIncludes}" \xB6
+ -objdir "{ObjDir}" \xB6
+ -objext .o \xB6
+ {Includes} \xB6
+ {SrcFiles}
+
+
--- /dev/null
+# File: FreeType.m68k_far.make
+# Target: FreeType.m68k_far
+# Created: Tuesday, October 25, 2005 03:34:05 PM
+
+
+MAKEFILE = FreeType.m68k_far.make
+\xA5MondoBuild\xA5 = {MAKEFILE} # Make blank to avoid rebuilds when makefile is modified
+
+ObjDir = :objs:
+Includes = \xB6
+ -includes unix \xB6
+ -i :include: \xB6
+ -i :src: \xB6
+ -i :include:freetype:config:
+
+Sym-68K = -sym off
+
+COptions = \xB6
+ -d FT_MACINTOSH=1 \xB6
+ -d HAVE_FSSPEC=1 \xB6
+ -d HAVE_FSREF=0 \xB6
+ -d HAVE_QUICKDRAW_TOOLBOX=1 \xB6
+ -d HAVE_QUICKDRAW_CARBON=0 \xB6
+ -d HAVE_ATS=0 \xB6
+ -d FT2_BUILD_LIBRARY \xB6
+ -d FT_CONFIG_CONFIG_H="<ftconfig.h>" \xB6
+ -d FT_CONFIG_MODULES_H="<ftmodule.h>" \xB6
+ {Includes} {Sym-68K} -model far
+
+
+### Source Files ###
+
+SrcFiles = \xB6
+ :src:autofit:autofit.c \xB6
+ :builds:mac:ftbase.c \xB6
+ :src:base:ftbbox.c \xB6
+ :src:base:ftbdf.c \xB6
+ :src:base:ftbitmap.c \xB6
+ :src:base:ftdebug.c \xB6
+ :src:base:ftfstype.c \xB6
+ :src:base:ftglyph.c \xB6
+ :src:base:ftgxval.c \xB6
+ :src:base:ftinit.c \xB6
+ :src:base:ftmm.c \xB6
+ :src:base:ftotval.c \xB6
+ :src:base:ftpfr.c \xB6
+ :src:base:ftstroke.c \xB6
+ :src:base:ftsynth.c \xB6
+ :src:base:ftsystem.c \xB6
+ :src:base:fttype1.c \xB6
+ :src:base:ftwinfnt.c \xB6
+ :src:base:ftxf86.c \xB6
+ :src:cache:ftcache.c \xB6
+ :src:bdf:bdf.c \xB6
+ :src:cff:cff.c \xB6
+ :src:cid:type1cid.c \xB6
+ :src:gxvalid:gxvalid.c \xB6
+ :src:gzip:ftgzip.c \xB6
+ :src:bzip2:ftbzip2.c \xB6
+ :src:lzw:ftlzw.c \xB6
+ :src:otvalid:otvalid.c \xB6
+ :src:pcf:pcf.c \xB6
+ :src:pfr:pfr.c \xB6
+ :src:psaux:psaux.c \xB6
+ :src:pshinter:pshinter.c \xB6
+ :src:psnames:psmodule.c \xB6
+ :src:raster:raster.c \xB6
+ :src:sfnt:sfnt.c \xB6
+ :src:smooth:smooth.c \xB6
+ :src:truetype:truetype.c \xB6
+ :src:type1:type1.c \xB6
+ :src:type42:type42.c \xB6
+ :src:winfonts:winfnt.c
+
+
+### Object Files ###
+
+ObjFiles-68K = \xB6
+ "{ObjDir}autofit.c.o" \xB6
+ "{ObjDir}ftbase.c.o" \xB6
+ "{ObjDir}ftbbox.c.o" \xB6
+ "{ObjDir}ftbdf.c.o" \xB6
+ "{ObjDir}ftbitmap.c.o" \xB6
+ "{ObjDir}ftdebug.c.o" \xB6
+ "{ObjDir}ftfstype.c.o" \xB6
+ "{ObjDir}ftglyph.c.o" \xB6
+ "{ObjDir}ftgxval.c.o" \xB6
+ "{ObjDir}ftinit.c.o" \xB6
+ "{ObjDir}ftmm.c.o" \xB6
+ "{ObjDir}ftotval.c.o" \xB6
+ "{ObjDir}ftpfr.c.o" \xB6
+ "{ObjDir}ftstroke.c.o" \xB6
+ "{ObjDir}ftsynth.c.o" \xB6
+ "{ObjDir}ftsystem.c.o" \xB6
+ "{ObjDir}fttype1.c.o" \xB6
+ "{ObjDir}ftwinfnt.c.o" \xB6
+ "{ObjDir}ftxf86.c.o" \xB6
+ "{ObjDir}ftcache.c.o" \xB6
+ "{ObjDir}bdf.c.o" \xB6
+ "{ObjDir}cff.c.o" \xB6
+ "{ObjDir}type1cid.c.o" \xB6
+ "{ObjDir}gxvalid.c.o" \xB6
+ "{ObjDir}ftgzip.c.o" \xB6
+ "{ObjDir}ftbzip2.c.o" \xB6
+ "{ObjDir}ftlzw.c.o" \xB6
+ "{ObjDir}otvalid.c.o" \xB6
+ "{ObjDir}pcf.c.o" \xB6
+ "{ObjDir}pfr.c.o" \xB6
+ "{ObjDir}psaux.c.o" \xB6
+ "{ObjDir}pshinter.c.o" \xB6
+ "{ObjDir}psmodule.c.o" \xB6
+ "{ObjDir}raster.c.o" \xB6
+ "{ObjDir}sfnt.c.o" \xB6
+ "{ObjDir}smooth.c.o" \xB6
+ "{ObjDir}truetype.c.o" \xB6
+ "{ObjDir}type1.c.o" \xB6
+ "{ObjDir}type42.c.o" \xB6
+ "{ObjDir}winfnt.c.o"
+
+
+### Libraries ###
+
+LibFiles-68K =
+
+
+### Default Rules ###
+
+.c.o \xC4 .c {\xA5MondoBuild\xA5}
+ {C} {depDir}{default}.c -o {targDir}{default}.c.o {COptions} \xB6
+ -ansi strict
+
+### Build Rules ###
+
+:builds:mac:ftbase.c \xC4\xC4 :src:base:ftbase.c
+ Duplicate :src:base:ftbase.c :builds:mac:ftbase.c
+
+"{ObjDir}ftbase.c.o" \xC4\xC4 :builds:mac:ftbase.c
+ {C} :builds:mac:ftbase.c -o "{ObjDir}ftbase.c.o" \xB6
+ -i :builds:mac: \xB6
+ -i :src:base: \xB6
+ {COptions}
+
+FreeType.m68k_far \xC4\xC4 FreeType.m68k_far.o
+
+FreeType.m68k_far.o \xC4\xC4 {ObjFiles-68K} {LibFiles-68K} {\xA5MondoBuild\xA5}
+ Lib \xB6
+ -o {Targ} \xB6
+ {ObjFiles-68K} \xB6
+ {LibFiles-68K} \xB6
+ {Sym-68K} \xB6
+ -mf -d
+
+
+
+### Required Dependencies ###
+
+"{ObjDir}autofit.c.o" \xC4 :src:autofit:autofit.c
+# "{ObjDir}ftbase.c.o" \xC4 :src:base:ftbase.c
+"{ObjDir}ftbbox.c.o" \xC4 :src:base:ftbbox.c
+"{ObjDir}ftbdf.c.o" \xC4 :src:base:ftbdf.c
+"{ObjDir}ftbitmap.c.o" \xC4 :src:base:ftbitmap.c
+"{ObjDir}ftdebug.c.o" \xC4 :src:base:ftdebug.c
+"{ObjDir}ftfstype.c.o" \xC4 :src:base:ftfstype.c
+"{ObjDir}ftglyph.c.o" \xC4 :src:base:ftglyph.c
+"{ObjDir}ftgxval.c.o" \xC4 :src:base:ftgxval.c
+"{ObjDir}ftinit.c.o" \xC4 :src:base:ftinit.c
+"{ObjDir}ftmm.c.o" \xC4 :src:base:ftmm.c
+"{ObjDir}ftotval.c.o" \xC4 :src:base:ftotval.c
+"{ObjDir}ftpfr.c.o" \xC4 :src:base:ftpfr.c
+"{ObjDir}ftstroke.c.o" \xC4 :src:base:ftstroke.c
+"{ObjDir}ftsynth.c.o" \xC4 :src:base:ftsynth.c
+"{ObjDir}ftsystem.c.o" \xC4 :src:base:ftsystem.c
+"{ObjDir}fttype1.c.o" \xC4 :src:base:fttype1.c
+"{ObjDir}ftwinfnt.c.o" \xC4 :src:base:ftwinfnt.c
+"{ObjDir}ftxf86.c.o" \xC4 :src:base:ftxf86.c
+"{ObjDir}ftcache.c.o" \xC4 :src:cache:ftcache.c
+"{ObjDir}bdf.c.o" \xC4 :src:bdf:bdf.c
+"{ObjDir}cff.c.o" \xC4 :src:cff:cff.c
+"{ObjDir}type1cid.c.o" \xC4 :src:cid:type1cid.c
+"{ObjDir}gxvalid.c.o" \xC4 :src:gxvalid:gxvalid.c
+"{ObjDir}ftgzip.c.o" \xC4 :src:gzip:ftgzip.c
+"{ObjDir}ftbzip2.c.o" \xC4 :src:bzip2:ftbzip2.c
+"{ObjDir}ftlzw.c.o" \xC4 :src:lzw:ftlzw.c
+"{ObjDir}otvalid.c.o" \xC4 :src:otvalid:otvalid.c
+"{ObjDir}pcf.c.o" \xC4 :src:pcf:pcf.c
+"{ObjDir}pfr.c.o" \xC4 :src:pfr:pfr.c
+"{ObjDir}psaux.c.o" \xC4 :src:psaux:psaux.c
+"{ObjDir}pshinter.c.o" \xC4 :src:pshinter:pshinter.c
+"{ObjDir}psmodule.c.o" \xC4 :src:psnames:psmodule.c
+"{ObjDir}raster.c.o" \xC4 :src:raster:raster.c
+"{ObjDir}sfnt.c.o" \xC4 :src:sfnt:sfnt.c
+"{ObjDir}smooth.c.o" \xC4 :src:smooth:smooth.c
+"{ObjDir}truetype.c.o" \xC4 :src:truetype:truetype.c
+"{ObjDir}type1.c.o" \xC4 :src:type1:type1.c
+"{ObjDir}type42.c.o" \xC4 :src:type42:type42.c
+"{ObjDir}winfnt.c.o" \xC4 :src:winfonts:winfnt.c
+
+
+### Optional Dependencies ###
+### Build this target to generate "include file" dependencies. ###
+
+Dependencies \xC4 $OutOfDate
+ MakeDepend \xB6
+ -append {MAKEFILE} \xB6
+ -ignore "{CIncludes}" \xB6
+ -objdir "{ObjDir}" \xB6
+ -objext .o \xB6
+ {Includes} \xB6
+ {SrcFiles}
+
+
--- /dev/null
+# File: FreeType.ppc_carbon.make
+# Target: FreeType.ppc_carbon
+# Created: Friday, October 28, 2005 03:40:06 PM
+
+
+MAKEFILE = FreeType.ppc_carbon.make
+\xA5MondoBuild\xA5 = {MAKEFILE} # Make blank to avoid rebuilds when makefile is modified
+
+ObjDir = :objs:
+Includes = \xB6
+ -ansi strict \xB6
+ -includes unix \xB6
+ -i :include: \xB6
+ -i :src: \xB6
+ -i :include:freetype:config:
+
+Sym-PPC = -sym off
+
+PPCCOptions = \xB6
+ -d FT_MACINTOSH=1 \xB6
+ -d HAVE_FSSPEC=1 \xB6
+ -d HAVE_FSREF=1 \xB6
+ -d HAVE_QUICKDRAW_TOOLBOX=1 \xB6
+ -d HAVE_QUICKDRAW_CARBON=1 \xB6
+ -d HAVE_ATS=0 \xB6
+ -d FT2_BUILD_LIBRARY \xB6
+ -d FT_CONFIG_CONFIG_H="<ftconfig.h>" \xB6
+ -d FT_CONFIG_MODULES_H="<ftmodule.h>" \xB6
+ {Includes} {Sym-PPC} -d TARGET_API_MAC_CARBON=1
+
+
+### Source Files ###
+
+SrcFiles = \xB6
+ :src:autofit:autofit.c \xB6
+ :builds:mac:ftbase.c \xB6
+ :src:base:ftbbox.c \xB6
+ :src:base:ftbdf.c \xB6
+ :src:base:ftbitmap.c \xB6
+ :src:base:ftdebug.c \xB6
+ :src:base:ftfstype.c \xB6
+ :src:base:ftglyph.c \xB6
+ :src:base:ftgxval.c \xB6
+ :src:base:ftinit.c \xB6
+ :src:base:ftmm.c \xB6
+ :src:base:ftotval.c \xB6
+ :src:base:ftpfr.c \xB6
+ :src:base:ftstroke.c \xB6
+ :src:base:ftsynth.c \xB6
+ :src:base:ftsystem.c \xB6
+ :src:base:fttype1.c \xB6
+ :src:base:ftwinfnt.c \xB6
+ :src:base:ftxf86.c \xB6
+ :src:cache:ftcache.c \xB6
+ :src:bdf:bdf.c \xB6
+ :src:cff:cff.c \xB6
+ :src:cid:type1cid.c \xB6
+ :src:gxvalid:gxvalid.c \xB6
+ :src:gzip:ftgzip.c \xB6
+ :src:bzip2:ftbzip2.c \xB6
+ :src:lzw:ftlzw.c \xB6
+ :src:otvalid:otvalid.c \xB6
+ :src:pcf:pcf.c \xB6
+ :src:pfr:pfr.c \xB6
+ :src:psaux:psaux.c \xB6
+ :src:pshinter:pshinter.c \xB6
+ :src:psnames:psmodule.c \xB6
+ :src:raster:raster.c \xB6
+ :src:sfnt:sfnt.c \xB6
+ :src:smooth:smooth.c \xB6
+ :src:truetype:truetype.c \xB6
+ :src:type1:type1.c \xB6
+ :src:type42:type42.c \xB6
+ :src:winfonts:winfnt.c
+
+
+### Object Files ###
+
+ObjFiles-PPC = \xB6
+ "{ObjDir}autofit.c.x" \xB6
+ "{ObjDir}ftbase.c.x" \xB6
+ "{ObjDir}ftbbox.c.x" \xB6
+ "{ObjDir}ftbdf.c.x" \xB6
+ "{ObjDir}ftbitmap.c.x" \xB6
+ "{ObjDir}ftdebug.c.x" \xB6
+ "{ObjDir}ftfstype.c.x" \xB6
+ "{ObjDir}ftglyph.c.x" \xB6
+ "{ObjDir}ftgxval.c.x" \xB6
+ "{ObjDir}ftinit.c.x" \xB6
+ "{ObjDir}ftmm.c.x" \xB6
+ "{ObjDir}ftotval.c.x" \xB6
+ "{ObjDir}ftpfr.c.x" \xB6
+ "{ObjDir}ftstroke.c.x" \xB6
+ "{ObjDir}ftsynth.c.x" \xB6
+ "{ObjDir}ftsystem.c.x" \xB6
+ "{ObjDir}fttype1.c.x" \xB6
+ "{ObjDir}ftwinfnt.c.x" \xB6
+ "{ObjDir}ftxf86.c.x" \xB6
+ "{ObjDir}ftcache.c.x" \xB6
+ "{ObjDir}bdf.c.x" \xB6
+ "{ObjDir}cff.c.x" \xB6
+ "{ObjDir}type1cid.c.x" \xB6
+ "{ObjDir}gxvalid.c.x" \xB6
+ "{ObjDir}ftgzip.c.x" \xB6
+ "{ObjDir}ftbzip2.c.x" \xB6
+ "{ObjDir}ftlzw.c.x" \xB6
+ "{ObjDir}otvalid.c.x" \xB6
+ "{ObjDir}pcf.c.x" \xB6
+ "{ObjDir}pfr.c.x" \xB6
+ "{ObjDir}psaux.c.x" \xB6
+ "{ObjDir}pshinter.c.x" \xB6
+ "{ObjDir}psmodule.c.x" \xB6
+ "{ObjDir}raster.c.x" \xB6
+ "{ObjDir}sfnt.c.x" \xB6
+ "{ObjDir}smooth.c.x" \xB6
+ "{ObjDir}truetype.c.x" \xB6
+ "{ObjDir}type1.c.x" \xB6
+ "{ObjDir}type42.c.x" \xB6
+ "{ObjDir}winfnt.c.x"
+
+
+### Libraries ###
+
+LibFiles-PPC =
+
+
+### Default Rules ###
+
+.c.x \xC4 .c {\xA5MondoBuild\xA5}
+ {PPCC} {depDir}{default}.c -o {targDir}{default}.c.x {PPCCOptions}
+
+
+### Build Rules ###
+
+:builds:mac:ftbase.c \xC4\xC4 :src:base:ftbase.c
+ Duplicate :src:base:ftbase.c :builds:mac:ftbase.c
+
+"{ObjDir}ftbase.c.x" \xC4\xC4 :builds:mac:ftbase.c
+ {PPCC} :builds:mac:ftbase.c -o {ObjDir}ftbase.c.x \xB6
+ -i :builds:mac: \xB6
+ -i :src:base: \xB6
+ {PPCCOptions}
+
+FreeType.ppc_carbon \xC4\xC4 FreeType.ppc_carbon.o
+
+FreeType.ppc_carbon.o \xC4\xC4 {ObjFiles-PPC} {LibFiles-PPC} {\xA5MondoBuild\xA5}
+ PPCLink \xB6
+ -o {Targ} \xB6
+ {ObjFiles-PPC} \xB6
+ {LibFiles-PPC} \xB6
+ {Sym-PPC} \xB6
+ -mf -d \xB6
+ -t 'XCOF' \xB6
+ -c 'MPS ' \xB6
+ -xm l
+
+
+
+### Required Dependencies ###
+
+"{ObjDir}autofit.c.x" \xC4 :src:autofit:autofit.c
+# "{ObjDir}ftbase.c.x" \xC4 :builds:mac:ftbase.c
+"{ObjDir}ftbbox.c.x" \xC4 :src:base:ftbbox.c
+"{ObjDir}ftbdf.c.x" \xC4 :src:base:ftbdf.c
+"{ObjDir}ftbitmap.c.x" \xC4 :src:base:ftbitmap.c
+"{ObjDir}ftdebug.c.x" \xC4 :src:base:ftdebug.c
+"{ObjDir}ftfstype.c.x" \xC4 :src:base:ftfstype.c
+"{ObjDir}ftglyph.c.x" \xC4 :src:base:ftglyph.c
+"{ObjDir}ftgxval.c.x" \xC4 :src:base:ftgxval.c
+"{ObjDir}ftinit.c.x" \xC4 :src:base:ftinit.c
+"{ObjDir}ftmm.c.x" \xC4 :src:base:ftmm.c
+"{ObjDir}ftotval.c.x" \xC4 :src:base:ftotval.c
+"{ObjDir}ftpfr.c.x" \xC4 :src:base:ftpfr.c
+"{ObjDir}ftstroke.c.x" \xC4 :src:base:ftstroke.c
+"{ObjDir}ftsynth.c.x" \xC4 :src:base:ftsynth.c
+"{ObjDir}ftsystem.c.x" \xC4 :src:base:ftsystem.c
+"{ObjDir}fttype1.c.x" \xC4 :src:base:fttype1.c
+"{ObjDir}ftwinfnt.c.x" \xC4 :src:base:ftwinfnt.c
+"{ObjDir}ftxf86.c.x" \xC4 :src:base:ftxf86.c
+"{ObjDir}ftcache.c.x" \xC4 :src:cache:ftcache.c
+"{ObjDir}bdf.c.x" \xC4 :src:bdf:bdf.c
+"{ObjDir}cff.c.x" \xC4 :src:cff:cff.c
+"{ObjDir}type1cid.c.x" \xC4 :src:cid:type1cid.c
+"{ObjDir}gxvalid.c.x" \xC4 :src:gxvalid:gxvalid.c
+"{ObjDir}ftgzip.c.x" \xC4 :src:gzip:ftgzip.c
+"{ObjDir}ftbzip2.c.x" \xC4 :src:bzip2:ftbzip2.c
+"{ObjDir}ftlzw.c.x" \xC4 :src:lzw:ftlzw.c
+"{ObjDir}otvalid.c.x" \xC4 :src:otvalid:otvalid.c
+"{ObjDir}pcf.c.x" \xC4 :src:pcf:pcf.c
+"{ObjDir}pfr.c.x" \xC4 :src:pfr:pfr.c
+"{ObjDir}psaux.c.x" \xC4 :src:psaux:psaux.c
+"{ObjDir}pshinter.c.x" \xC4 :src:pshinter:pshinter.c
+"{ObjDir}psmodule.c.x" \xC4 :src:psnames:psmodule.c
+"{ObjDir}raster.c.x" \xC4 :src:raster:raster.c
+"{ObjDir}sfnt.c.x" \xC4 :src:sfnt:sfnt.c
+"{ObjDir}smooth.c.x" \xC4 :src:smooth:smooth.c
+"{ObjDir}truetype.c.x" \xC4 :src:truetype:truetype.c
+"{ObjDir}type1.c.x" \xC4 :src:type1:type1.c
+"{ObjDir}type42.c.x" \xC4 :src:type42:type42.c
+"{ObjDir}winfnt.c.x" \xC4 :src:winfonts:winfnt.c
+
+
+### Optional Dependencies ###
+### Build this target to generate "include file" dependencies. ###
+
+Dependencies \xC4 $OutOfDate
+ MakeDepend \xB6
+ -append {MAKEFILE} \xB6
+ -ignore "{CIncludes}" \xB6
+ -objdir "{ObjDir}" \xB6
+ -objext .x \xB6
+ {Includes} \xB6
+ {SrcFiles}
+
+
--- /dev/null
+# File: FreeType.ppc_classic.make
+# Target: FreeType.ppc_classic
+# Created: Thursday, October 27, 2005 07:42:43 PM
+
+
+MAKEFILE = FreeType.ppc_classic.make
+\xA5MondoBuild\xA5 = {MAKEFILE} # Make blank to avoid rebuilds when makefile is modified
+
+ObjDir = :objs:
+Includes = \xB6
+ -ansi strict \xB6
+ -includes unix \xB6
+ -i :include: \xB6
+ -i :src: \xB6
+ -i :include:freetype:config:
+
+Sym-PPC = -sym off
+
+PPCCOptions = \xB6
+ -d FT_MACINTOSH=1 \xB6
+ -d HAVE_FSSPEC=1 \xB6
+ -d HAVE_FSREF=0 \xB6
+ -d HAVE_QUICKDRAW_TOOLBOX=1 \xB6
+ -d HAVE_QUICKDRAW_CARBON=0 \xB6
+ -d HAVE_ATS=0 \xB6
+ -d FT2_BUILD_LIBRARY \xB6
+ -d FT_CONFIG_CONFIG_H="<ftconfig.h>" \xB6
+ -d FT_CONFIG_MODULES_H="<ftmodule.h>" \xB6
+ {Includes} {Sym-PPC}
+
+
+### Source Files ###
+
+SrcFiles = \xB6
+ :src:autofit:autofit.c \xB6
+ :builds:mac:ftbase.c \xB6
+ :src:base:ftbbox.c \xB6
+ :src:base:ftbdf.c \xB6
+ :src:base:ftbitmap.c \xB6
+ :src:base:ftdebug.c \xB6
+ :src:base:ftfstype.c \xB6
+ :src:base:ftglyph.c \xB6
+ :src:base:ftgxval.c \xB6
+ :src:base:ftinit.c \xB6
+ :src:base:ftmm.c \xB6
+ :src:base:ftotval.c \xB6
+ :src:base:ftpfr.c \xB6
+ :src:base:ftstroke.c \xB6
+ :src:base:ftsynth.c \xB6
+ :src:base:ftsystem.c \xB6
+ :src:base:fttype1.c \xB6
+ :src:base:ftwinfnt.c \xB6
+ :src:base:ftxf86.c \xB6
+ :src:cache:ftcache.c \xB6
+ :src:bdf:bdf.c \xB6
+ :src:cff:cff.c \xB6
+ :src:cid:type1cid.c \xB6
+ :src:gxvalid:gxvalid.c \xB6
+ :src:gzip:ftgzip.c \xB6
+ :src:bzip2:ftbzip2.c \xB6
+ :src:lzw:ftlzw.c \xB6
+ :src:otvalid:otvalid.c \xB6
+ :src:pcf:pcf.c \xB6
+ :src:pfr:pfr.c \xB6
+ :src:psaux:psaux.c \xB6
+ :src:pshinter:pshinter.c \xB6
+ :src:psnames:psmodule.c \xB6
+ :src:raster:raster.c \xB6
+ :src:sfnt:sfnt.c \xB6
+ :src:smooth:smooth.c \xB6
+ :src:truetype:truetype.c \xB6
+ :src:type1:type1.c \xB6
+ :src:type42:type42.c \xB6
+ :src:winfonts:winfnt.c
+
+
+### Object Files ###
+
+ObjFiles-PPC = \xB6
+ "{ObjDir}autofit.c.x" \xB6
+ "{ObjDir}ftbase.c.x" \xB6
+ "{ObjDir}ftbbox.c.x" \xB6
+ "{ObjDir}ftbdf.c.x" \xB6
+ "{ObjDir}ftbitmap.c.x" \xB6
+ "{ObjDir}ftdebug.c.x" \xB6
+ "{ObjDir}ftfstype.c.x" \xB6
+ "{ObjDir}ftglyph.c.x" \xB6
+ "{ObjDir}ftgxval.c.x" \xB6
+ "{ObjDir}ftinit.c.x" \xB6
+ "{ObjDir}ftmm.c.x" \xB6
+ "{ObjDir}ftotval.c.x" \xB6
+ "{ObjDir}ftpfr.c.x" \xB6
+ "{ObjDir}ftstroke.c.x" \xB6
+ "{ObjDir}ftsynth.c.x" \xB6
+ "{ObjDir}ftsystem.c.x" \xB6
+ "{ObjDir}fttype1.c.x" \xB6
+ "{ObjDir}ftwinfnt.c.x" \xB6
+ "{ObjDir}ftxf86.c.x" \xB6
+ "{ObjDir}ftcache.c.x" \xB6
+ "{ObjDir}bdf.c.x" \xB6
+ "{ObjDir}cff.c.x" \xB6
+ "{ObjDir}type1cid.c.x" \xB6
+ "{ObjDir}gxvalid.c.x" \xB6
+ "{ObjDir}ftgzip.c.x" \xB6
+ "{ObjDir}ftbzip2.c.x" \xB6
+ "{ObjDir}ftlzw.c.x" \xB6
+ "{ObjDir}otvalid.c.x" \xB6
+ "{ObjDir}pcf.c.x" \xB6
+ "{ObjDir}pfr.c.x" \xB6
+ "{ObjDir}psaux.c.x" \xB6
+ "{ObjDir}pshinter.c.x" \xB6
+ "{ObjDir}psmodule.c.x" \xB6
+ "{ObjDir}raster.c.x" \xB6
+ "{ObjDir}sfnt.c.x" \xB6
+ "{ObjDir}smooth.c.x" \xB6
+ "{ObjDir}truetype.c.x" \xB6
+ "{ObjDir}type1.c.x" \xB6
+ "{ObjDir}type42.c.x" \xB6
+ "{ObjDir}winfnt.c.x"
+
+
+### Libraries ###
+
+LibFiles-PPC =
+
+
+### Default Rules ###
+
+.c.x \xC4 .c {\xA5MondoBuild\xA5}
+ {PPCC} {depDir}{default}.c -o {targDir}{default}.c.x {PPCCOptions}
+
+
+### Build Rules ###
+
+:builds:mac:ftbase.c \xC4\xC4 :src:base:ftbase.c
+ Duplicate :src:base:ftbase.c :builds:mac:ftbase.c
+
+"{ObjDir}ftbase.c.x" \xC4\xC4 :builds:mac:ftbase.c
+ {PPCC} :builds:mac:ftbase.c -o "{ObjDir}ftbase.c.x" \xB6
+ -i :builds:mac: \xB6
+ -i :src:base: \xB6
+ {PPCCOptions}
+
+FreeType.ppc_classic \xC4\xC4 FreeType.ppc_classic.o
+
+FreeType.ppc_classic.o \xC4\xC4 {ObjFiles-PPC} {LibFiles-PPC} {\xA5MondoBuild\xA5}
+ PPCLink \xB6
+ -o {Targ} \xB6
+ {ObjFiles-PPC} \xB6
+ {LibFiles-PPC} \xB6
+ {Sym-PPC} \xB6
+ -mf -d \xB6
+ -t 'XCOF' \xB6
+ -c 'MPS ' \xB6
+ -xm l
+
+
+
+### Required Dependencies ###
+
+"{ObjDir}autofit.c.x" \xC4 :src:autofit:autofit.c
+# "{ObjDir}ftbase.c.x" \xC4 :builds:mac:ftbase.c
+"{ObjDir}ftbbox.c.x" \xC4 :src:base:ftbbox.c
+"{ObjDir}ftbdf.c.x" \xC4 :src:base:ftbdf.c
+"{ObjDir}ftbitmap.c.x" \xC4 :src:base:ftbitmap.c
+"{ObjDir}ftdebug.c.x" \xC4 :src:base:ftdebug.c
+"{ObjDir}ftfstype.c.x" \xC4 :src:base:ftfstype.c
+"{ObjDir}ftglyph.c.x" \xC4 :src:base:ftglyph.c
+"{ObjDir}ftgxval.c.x" \xC4 :src:base:ftgxval.c
+"{ObjDir}ftinit.c.x" \xC4 :src:base:ftinit.c
+"{ObjDir}ftmm.c.x" \xC4 :src:base:ftmm.c
+"{ObjDir}ftotval.c.x" \xC4 :src:base:ftotval.c
+"{ObjDir}ftpfr.c.x" \xC4 :src:base:ftpfr.c
+"{ObjDir}ftstroke.c.x" \xC4 :src:base:ftstroke.c
+"{ObjDir}ftsynth.c.x" \xC4 :src:base:ftsynth.c
+"{ObjDir}ftsystem.c.x" \xC4 :src:base:ftsystem.c
+"{ObjDir}fttype1.c.x" \xC4 :src:base:fttype1.c
+"{ObjDir}ftwinfnt.c.x" \xC4 :src:base:ftwinfnt.c
+"{ObjDir}ftxf86.c.x" \xC4 :src:base:ftxf86.c
+"{ObjDir}ftcache.c.x" \xC4 :src:cache:ftcache.c
+"{ObjDir}bdf.c.x" \xC4 :src:bdf:bdf.c
+"{ObjDir}cff.c.x" \xC4 :src:cff:cff.c
+"{ObjDir}type1cid.c.x" \xC4 :src:cid:type1cid.c
+"{ObjDir}gxvalid.c.x" \xC4 :src:gxvalid:gxvalid.c
+"{ObjDir}ftgzip.c.x" \xC4 :src:gzip:ftgzip.c
+"{ObjDir}ftbzip2.c.x" \xC4 :src:bzip2:ftbzip2.c
+"{ObjDir}ftlzw.c.x" \xC4 :src:lzw:ftlzw.c
+"{ObjDir}otvalid.c.x" \xC4 :src:otvalid:otvalid.c
+"{ObjDir}pcf.c.x" \xC4 :src:pcf:pcf.c
+"{ObjDir}pfr.c.x" \xC4 :src:pfr:pfr.c
+"{ObjDir}psaux.c.x" \xC4 :src:psaux:psaux.c
+"{ObjDir}pshinter.c.x" \xC4 :src:pshinter:pshinter.c
+"{ObjDir}psmodule.c.x" \xC4 :src:psnames:psmodule.c
+"{ObjDir}raster.c.x" \xC4 :src:raster:raster.c
+"{ObjDir}sfnt.c.x" \xC4 :src:sfnt:sfnt.c
+"{ObjDir}smooth.c.x" \xC4 :src:smooth:smooth.c
+"{ObjDir}truetype.c.x" \xC4 :src:truetype:truetype.c
+"{ObjDir}type1.c.x" \xC4 :src:type1:type1.c
+"{ObjDir}type42.c.x" \xC4 :src:type42:type42.c
+"{ObjDir}winfnt.c.x" \xC4 :src:winfonts:winfnt.c
+
+
+
+### Optional Dependencies ###
+### Build this target to generate "include file" dependencies. ###
+
+Dependencies \xC4 $OutOfDate
+ MakeDepend \xB6
+ -append {MAKEFILE} \xB6
+ -ignore "{CIncludes}" \xB6
+ -objdir "{ObjDir}" \xB6
+ -objext .x \xB6
+ {Includes} \xB6
+ {SrcFiles}
+
+
--- /dev/null
+This folder contains
+
+ * Makefile skeltons for Apple MPW (Macintosh's Programmers Workshop)
+
+ * Python script to generate MPW makefile from skelton
+
+ * Metrowerks CodeWarrior 9.0 project file in XML format
+
+------------------------------------------------------------
+
+1. What is this
+---------------
+
+Files in this directory are designed to build FreeType
+running on classic MacOS. To build FreeType running on
+Mac OS X, build as the system is UNIX.
+
+However, Mac OS X is most useful to manipulate files in
+vanilla FreeType to fit classic MacOS.
+
+The information about MacOS specific API is written in
+appendix of this document.
+
+2. Requirement
+--------------
+
+You can use MPW: a free-charged developer environment
+by Apple, or CodeWarrior: a commercial developer
+environment by Metrowerks. GCC for MPW and Symantec
+"Think C" are not tested at present.
+
+
+ 2-1. Apple MPW
+ --------------
+
+ Following C compilers are tested:
+
+ m68k target: Apple SC 8.9.0d3e1
+ ppc target: Apple MrC 5.0.0d3c1
+
+ The final MPW-GM (official release on 1999/Dec) is too
+ old and cannot compile FreeType, because bundled C
+ compilers cannot search header files in sub directories.
+ Updating by the final MPW-PR (pre-release on 2001/Feb)
+ is required.
+
+ Required files are downloadable from:
+
+ http://developer.apple.com/tools/mpw-tools/index.html
+
+ Also you can find documents how to update by MPW-PR.
+
+ Python is required to restore MPW makefiles from the
+ skeltons. Python bundled to Mac OS X is enough. For
+ classic MacOS, MacPython is available:
+
+ http://homepages.cwi.nl/~jack/macpython/
+
+ MPW requires all files are typed by resource fork.
+ ResEdit bundled to MPW is enough. In Mac OS X,
+ /Developer/Tools/SetFile of DevTool is useful to
+ manipulate from commandline.
+
+ 2-2. Metrowerks CodeWarrior
+ ---------------------------
+
+ XML project file is generated and tested by
+ CodeWarrior 9.0. Older versions are not tested
+ at all. At present, static library for ppc target
+ is available in the project file.
+
+
+3. How to build
+---------------
+
+ 3-1. Apple MPW
+ --------------
+ Detailed building procedure by Apple MPW is
+ described in following.
+
+ 3-1-1. Generate MPW makefiles from the skeltons
+ ------------------------------------------------
+
+ Here are 4 skeltons for following targets are
+ included.
+
+ - FreeType.m68k_far.make.txt
+ Ancient 32bit binary executable format for
+ m68k MacOS: System 6, with 32bit addressing
+ mode (far-pointer-model) So-called "Toolbox"
+ API is used.
+
+ - FreeType.m68k_cfm.make.txt
+ CFM binary executable format for m68k MacOS:
+ System 7. So-called "Toolbox" API is used.
+
+ - FreeType.ppc_classic.make.txt
+ CFM binary executable format for ppc MacOS:
+ System 7, MacOS 8, MacOS 9. So-called "Toolbox"
+ API is used.
+
+ - FreeType.ppc_carbon.make.txt
+ CFM binary executable format for ppc MacOS:
+ MacOS 9. Carbon API is used.
+
+ At present, static library is only supported,
+ although targets except of m68k_far are capable
+ to use shared library.
+
+ MPW makefile syntax uses 8bit characters. To keep
+ from violating them during version control, here
+ we store skeltons in pure ASCII format. You must
+ generate MPW makefile by Python script ascii2mpw.py.
+
+ In Mac OS X terminal, you can convert as:
+
+ python builds/mac/ascii2mpw.py \
+ < builds/mac/FreeType.m68k_far.make.txt \
+ > FreeType.m68k_far.make
+
+ The skeltons are designed to use in the top
+ directory where there are builds, include, src etc.
+ You must name the generated MPW makefile by removing
+ ".txt" from source skelton name.
+
+ 3-1-2. Add resource forks to related files
+ ------------------------------------------
+
+ MPW's Make and C compilers cannot recognize files
+ without resource fork. You have to add resource
+ fork to the files that MPW uses. In Mac OS X
+ terminal of the system, you can do as:
+
+ find . -name '*.[ch]' -exec \
+ /Developer/Tools/SetFile -a l -c "MPS " -t TEXT \{\} \;
+
+ find . -name '*.make' -exec \
+ /Developer/Tools/SetFile -a l -c "MPS " -t TEXT \{\} \;
+
+
+ 3-1-3. Open MPW shell and build
+ -------------------------------
+
+ Open MPW shell and go to the top directory that
+ FreeType sources are extracted (MPW makefile must
+ be located in there), from "Set Directory" in
+ "Directory" menu.
+
+ Choose "Build" from "Build" menu, and type the
+ name of project by removing ".make" from MPW
+ makefile, as: FreeType.m68k_far
+
+ If building is successfully finished, you can find
+ built library in objs/ directory.
+
+
+ 3-2. Metrowerks CodeWarrior
+ ---------------------------
+
+ Detailed building procedure by Metrowerks
+ CodeWarrior (CW) 9.0 is described in following.
+
+ 3-2-1. Import XML project file
+ ------------------------------
+
+ CW XML project file is not ready for double-
+ click. Start CodeWarrior IDE, and choose
+ "Import project" in "File" menu. Choose XML
+ project file: builds/mac/ftlib.prj.xml.
+ In next, you will be asked where to save CW
+ native project file: you must choose
+ "builds/mac/ftlib.prj". The project file is
+ designed with relative path from there. After
+ CW native project file is generated, it is
+ automatically loaded, small project window
+ titled "ftlib.prj" is displayed.
+
+ 3-2-2. Building
+ ---------------
+ Choose "Make" from "Project" menu. If building
+ is successfully finished, you can find built
+ library at objs/FreeTypeLib.
+
+4. TODO
+-------
+
+ 4-1. All modules should be included
+ -----------------------------------
+
+ At present, MPW makefiles and CW project file are
+ just updated versions of these by Leonard. Some
+ modules are added after the last maintenance, they
+ are not included.
+
+ 4-2. Working test with ftdemos
+ ------------------------------
+
+ At present, MPW makefiles and CW project file can
+ build FreeType for classic MacOS. But their working
+ behaviours are not tested at all. Building ftdemos
+ for classic MacOS and working test is required.
+
+ 4-3. Porting Jam onto MPW
+ -------------------------
+
+ FreeType uses Jam (and FT-Jam) for unified cross-
+ platform building tool. At present, Jam is not ported
+ to MPW. To update classic MacOS support easily,
+ building by Jam is expected on MPW.
+
+
+APPENDIX I
+----------
+
+ A-1. Framework dependencies
+ ---------------------------
+
+ src/base/ftmac.c adds two Mac-specific features to
+ FreeType. These features are based on MacOS libraries.
+
+ * accessing resource-fork font
+ The fonts for classic MacOS store their graphical data
+ in resource forks which cannot be accessed via ANSI C
+ functions. FreeType2 provides functions to handle such
+ resource fork fonts, they are based on File Manager
+ framework of MacOS. In addition, HFS and HFS+ file
+ system driver of Linux is supported. Following
+ functions are for this purpose.
+
+ FT_New_Face_From_Resource()
+ FT_New_Face_From_FSSpec()
+ FT_New_Face_From_FSRef()
+
+ * resolving font name to font file
+ The font menu of MacOS application prefers font name
+ written in FOND resource than sfnt resource. FreeType2
+ provides functions to find font file by name in MacOS
+ application, they are based on QuickDraw Font Manager
+ and Apple Type Service framework of MacOS.
+
+ FT_GetFile_From_Mac_Name()
+ FT_GetFile_From_Mac_ATS_Name()
+
+ Working functions for each MacOS are summarized as
+ following.
+
+ upto MacOS 6:
+ not tested (you have to obtain MPW 2.x)
+
+ MacOS 7.x, 8.x, 9.x (without CarbonLib):
+ FT_GetFile_From_Mac_Name()
+ FT_New_Face_From_Resource()
+ FT_New_Face_From_FSSpec()
+
+ MacOS 9.x (with CarbonLib):
+ FT_GetFile_From_Mac_Name()
+ FT_New_Face_From_Resource()
+ FT_New_Face_From_FSSpec()
+ FT_New_Face_From_FSRef()
+
+ Mac OS X upto 10.4.x:
+ FT_GetFile_From_Mac_Name() deprecated
+ FT_New_Face_From_FSSpec() deprecated
+ FT_GetFile_From_Mac_ATS_Name() deprecated?
+ FT_New_Face_From_FSRef()
+
+ A-2. Deprecated Functions
+ -------------------------
+
+ A-2-1. FileManager
+ ------------------
+
+ For convenience to write MacOS application, ftmac.c
+ provides functions to specify a file by FSSpec and FSRef,
+ because the file identification pathname had ever been
+ unrecommended method in MacOS programming.
+
+ Toward to MacOS X 10.4 & 5, Carbon functions using FSSpec
+ datatype is noticed as deprecated, and recommended to
+ migrate to FSRef datatype. The big differences of FSRef
+ against FSSpec are explained in Apple TechNotes 2078.
+
+ http://developer.apple.com/technotes/tn2002/tn2078.html
+
+ - filename length: the max length of file
+ name of FSRef is 255 chars (it is limit of HFS+),
+ that of FSSpec is 31 chars (it is limit of HFS).
+
+ - filename encoding: FSSpec is localized by
+ legacy encoding for each language system,
+ FSRef is Unicode enabled.
+
+ A-2-2. FontManager
+ ------------------
+
+ Following functions receive QuickDraw fontname:
+
+ FT_GetFile_From_Mac_Name()
+
+ QuickDraw is deprecated and replaced by Quartz
+ since Mac OS X 10.4. They are still kept for
+ backward compatibility. By undefinition of
+ HAVE_QUICKDRAW in building, you can change these
+ functions to return FT_Err_Unimplemented always.
+
+ Replacement functions are added for migration.
+
+ FT_GetFile_From_Mac_ATS_Name()
+
+ They are usable on Mac OS X only. On older systems,
+ these functions return FT_Err_Unimplemented always.
+
+ The detailed incompatibilities and possibility
+ of FontManager emulation without QuickDraw is
+ explained in
+
+ http://www.gyve.org/~mpsuzuki/ats_benchmark.html
+
+ A-3. Framework Availabilities
+ -----------------------------
+
+ The framework of MacOS are often revised, especially
+ when new format of binary executable is introduced.
+ Following table is the minimum version of frameworks
+ to use functions used in FreeType2. The table is
+ extracted from MPW header files for assembly language.
+
+ *** NOTE ***
+ The conditional definition of available data type
+ in MPW compiler is insufficient. You can compile
+ program using FSRef data type for older systems
+ (MacOS 7, 8) that don't know FSRef data type.
+
+
+ +-------------------+-----------------------------+
+ CPU | mc680x0 | PowerPC |
+ +---------+---------+---------+---------+---------+
+ Binary Executable Format | Classic | 68K-CFM | CFM | CFM | Mach-O |
+ +---------+---------+---------+---------+---------+
+ Framework API | Toolbox | Toolbox | Toolbox | Carbon | Carbon |
+ +---------+---------+---------+---------+---------+
+
+ +---------+---------+---------+---------+---------+
+ | ?(*) |Interface|Interface|CarbonLib|Mac OS X |
+ | |Lib |Lib | | |
+* Files.h +---------+---------+---------+---------+---------+
+PBGetFCBInfoSync() | o | 7.1- | 7.1- | 1.0- | o |
+FSMakeFSSpec() | o | 7.1- | 7.1- | 1.0- | o |
+FSGetForkCBInfo() | o | (**) | 9.0- | 1.0- | o |
+FSpMakeFSRef() | o | (**) | 9.0- | 1.0- | o |
+FSGetCatalogInfo() | o | (**) | 9.0- | 1.0- | -10.3 |
+FSPathMakeRef() | x | x | x | 1.1- | -10.3 |
+ +---------+---------+---------+---------+---------+
+
+ +---------+---------+---------+---------+---------+
+ | ?(*) |Font |Font |CarbonLib|Mac OS X |
+ | |Manager |Manager | | |
+* Fonts.h +---------+---------+---------+---------+---------+
+FMCreateFontFamilyIterator() | x | x | 9.0- | 1.0- | -10.3 |
+FMDisposeFontFamilyIterator() | x | x | 9.0- | 1.0- | -10.3 |
+FMGetNextFontFamily() | x | x | 9.0- | 1.0- | -10.3 |
+FMGetFontFamilyName() | x | x | 9.0- | 1.0- | -10.3 |
+FMCreateFontFamilyInstanceIterator() | x | x | 9.0- | 1.0- | -10.3 |
+FMDisposeFontFamilyInstanceIterator() | x | x | 9.0- | 1.0- | -10.3 |
+FMGetNextFontFamilyInstance() | x | x | 9.0- | 1.0- | -10.3 |
+ +---------+---------+---------+---------+---------+
+
+ +---------+---------+---------+---------+---------+
+ | - | - | - |CarbonLib|Mac OS X |
+* ATSFont.h (***) +---------+---------+---------+---------+---------+
+ATSFontFindFromName() | x | x | x | x | o |
+ATSFontGetFileSpecification() | x | x | x | x | o |
+ +---------+---------+---------+---------+---------+
+
+ (*)
+ In the "Classic": the original binary executable
+ format, these framework functions are directly
+ transformed to MacOS system call. Therefore, the
+ exact availability should be checked by running
+ system.
+
+ (**)
+ InterfaceLib is bundled to MacOS and its version
+ is usually equal to MacOS. There's no separate
+ update for InterfaceLib. It is supposed that
+ there's no InterfaceLib 9.x for m68k platforms.
+ In fact, these functions are FSRef dependent.
+
+ (***)
+ ATSUI framework is available on ATSUnicode 8.5 on
+ ppc Toolbox CFM, CarbonLib 1.0 too. But its base:
+ ATS font manager is not published in these versions.
+
+------------------------------------------------------------
+Last update: 2009-Jul-25.
+
+Currently maintained by
+ suzuki toshiya, <mpsuzuki@hiroshima-u.ac.jp>
+Originally prepared by
+ Leonard Rosenthol, <leonardr@lazerware.com>
+ Just van Rossum, <just@letterror.com>
+
+This directory is now actively maintained as part of the FreeType Project.
--- /dev/null
+#!/usr/bin/env python
+import sys
+import string
+
+if len( sys.argv ) == 1 :
+ for asc_line in sys.stdin.readlines():
+ mpw_line = string.replace(asc_line, "\\xA5", "\245")
+ mpw_line = string.replace(mpw_line, "\\xB6", "\266")
+ mpw_line = string.replace(mpw_line, "\\xC4", "\304")
+ mpw_line = string.replace(mpw_line, "\\xC5", "\305")
+ mpw_line = string.replace(mpw_line, "\\xFF", "\377")
+ mpw_line = string.replace(mpw_line, "\n", "\r")
+ mpw_line = string.replace(mpw_line, "\\n", "\n")
+ sys.stdout.write(mpw_line)
+elif sys.argv[1] == "-r" :
+ for mpw_line in sys.stdin.readlines():
+ asc_line = string.replace(mpw_line, "\n", "\\n")
+ asc_line = string.replace(asc_line, "\r", "\n")
+ asc_line = string.replace(asc_line, "\245", "\\xA5")
+ asc_line = string.replace(asc_line, "\266", "\\xB6")
+ asc_line = string.replace(asc_line, "\304", "\\xC4")
+ asc_line = string.replace(asc_line, "\305", "\\xC5")
+ asc_line = string.replace(asc_line, "\377", "\\xFF")
+ sys.stdout.write(asc_line)
--- /dev/null
+<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
+<?codewarrior exportversion="1.0.1" ideversion="5.0" ?>
+
+<!DOCTYPE PROJECT [
+<!ELEMENT PROJECT (TARGETLIST, TARGETORDER, GROUPLIST, DESIGNLIST?)>
+<!ELEMENT TARGETLIST (TARGET+)>
+<!ELEMENT TARGET (NAME, SETTINGLIST, FILELIST?, LINKORDER?, SEGMENTLIST?, OVERLAYGROUPLIST?, SUBTARGETLIST?, SUBPROJECTLIST?, FRAMEWORKLIST?, PACKAGEACTIONSLIST?)>
+<!ELEMENT NAME (#PCDATA)>
+<!ELEMENT USERSOURCETREETYPE (#PCDATA)>
+<!ELEMENT PATH (#PCDATA)>
+<!ELEMENT FILELIST (FILE*)>
+<!ELEMENT FILE (PATHTYPE, PATHROOT?, ACCESSPATH?, PATH, PATHFORMAT?, ROOTFILEREF?, FILEKIND?, FILEFLAGS?)>
+<!ELEMENT PATHTYPE (#PCDATA)>
+<!ELEMENT PATHROOT (#PCDATA)>
+<!ELEMENT ACCESSPATH (#PCDATA)>
+<!ELEMENT PATHFORMAT (#PCDATA)>
+<!ELEMENT ROOTFILEREF (PATHTYPE, PATHROOT?, ACCESSPATH?, PATH, PATHFORMAT?)>
+<!ELEMENT FILEKIND (#PCDATA)>
+<!ELEMENT FILEFLAGS (#PCDATA)>
+<!ELEMENT FILEREF (TARGETNAME?, PATHTYPE, PATHROOT?, ACCESSPATH?, PATH, PATHFORMAT?)>
+<!ELEMENT TARGETNAME (#PCDATA)>
+<!ELEMENT SETTINGLIST ((SETTING|PANELDATA)+)>
+<!ELEMENT SETTING (NAME?, (VALUE|(SETTING+)))>
+<!ELEMENT PANELDATA (NAME, VALUE)>
+<!ELEMENT VALUE (#PCDATA)>
+<!ELEMENT LINKORDER (FILEREF*)>
+<!ELEMENT SEGMENTLIST (SEGMENT+)>
+<!ELEMENT SEGMENT (NAME, ATTRIBUTES?, FILEREF*)>
+<!ELEMENT ATTRIBUTES (#PCDATA)>
+<!ELEMENT OVERLAYGROUPLIST (OVERLAYGROUP+)>
+<!ELEMENT OVERLAYGROUP (NAME, BASEADDRESS, OVERLAY*)>
+<!ELEMENT BASEADDRESS (#PCDATA)>
+<!ELEMENT OVERLAY (NAME, FILEREF*)>
+<!ELEMENT SUBTARGETLIST (SUBTARGET+)>
+<!ELEMENT SUBTARGET (TARGETNAME, ATTRIBUTES?, FILEREF?)>
+<!ELEMENT SUBPROJECTLIST (SUBPROJECT+)>
+<!ELEMENT SUBPROJECT (FILEREF, SUBPROJECTTARGETLIST)>
+<!ELEMENT SUBPROJECTTARGETLIST (SUBPROJECTTARGET*)>
+<!ELEMENT SUBPROJECTTARGET (TARGETNAME, ATTRIBUTES?, FILEREF?)>
+<!ELEMENT FRAMEWORKLIST (FRAMEWORK+)>
+<!ELEMENT FRAMEWORK (FILEREF, LIBRARYFILE?, VERSION?)>
+<!ELEMENT PACKAGEACTIONSLIST (PACKAGEACTION+)>
+<!ELEMENT PACKAGEACTION (#PCDATA)>
+<!ELEMENT LIBRARYFILE (FILEREF)>
+<!ELEMENT VERSION (#PCDATA)>
+<!ELEMENT TARGETORDER (ORDEREDTARGET|ORDEREDDESIGN)*>
+<!ELEMENT ORDEREDTARGET (NAME)>
+<!ELEMENT ORDEREDDESIGN (NAME, ORDEREDTARGET+)>
+<!ELEMENT GROUPLIST (GROUP|FILEREF)*>
+<!ELEMENT GROUP (NAME, (GROUP|FILEREF)*)>
+<!ELEMENT DESIGNLIST (DESIGN+)>
+<!ELEMENT DESIGN (NAME, DESIGNDATA)>
+<!ELEMENT DESIGNDATA (#PCDATA)>
+]>
+
+<PROJECT>
+ <TARGETLIST>
+ <TARGET>
+ <NAME>FreeTypeLib</NAME>
+ <SETTINGLIST>
+
+ <!-- Settings for "Source Trees" panel -->
+ <SETTING><NAME>UserSourceTrees</NAME><VALUE></VALUE></SETTING>
+
+ <!-- Settings for "Access Paths" panel -->
+ <SETTING><NAME>AlwaysSearchUserPaths</NAME><VALUE>true</VALUE></SETTING>
+ <SETTING><NAME>InterpretDOSAndUnixPaths</NAME><VALUE>true</VALUE></SETTING>
+ <SETTING><NAME>RequireFrameworkStyleIncludes</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>SourceRelativeIncludes</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>UserSearchPaths</NAME>
+ <SETTING>
+ <SETTING><NAME>SearchPath</NAME>
+ <SETTING><NAME>Path</NAME><VALUE>:</VALUE></SETTING>
+ <SETTING><NAME>PathFormat</NAME><VALUE>MacOS</VALUE></SETTING>
+ <SETTING><NAME>PathRoot</NAME><VALUE>Project</VALUE></SETTING>
+ </SETTING>
+ <SETTING><NAME>Recursive</NAME><VALUE>true</VALUE></SETTING>
+ <SETTING><NAME>FrameworkPath</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>HostFlags</NAME><VALUE>All</VALUE></SETTING>
+ </SETTING>
+ <SETTING>
+ <SETTING><NAME>SearchPath</NAME>
+ <SETTING><NAME>Path</NAME><VALUE>:::include:</VALUE></SETTING>
+ <SETTING><NAME>PathFormat</NAME><VALUE>MacOS</VALUE></SETTING>
+ <SETTING><NAME>PathRoot</NAME><VALUE>Project</VALUE></SETTING>
+ </SETTING>
+ <SETTING><NAME>Recursive</NAME><VALUE>true</VALUE></SETTING>
+ <SETTING><NAME>FrameworkPath</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>HostFlags</NAME><VALUE>All</VALUE></SETTING>
+ </SETTING>
+ <SETTING>
+ <SETTING><NAME>SearchPath</NAME>
+ <SETTING><NAME>Path</NAME><VALUE>:::src:</VALUE></SETTING>
+ <SETTING><NAME>PathFormat</NAME><VALUE>MacOS</VALUE></SETTING>
+ <SETTING><NAME>PathRoot</NAME><VALUE>Project</VALUE></SETTING>
+ </SETTING>
+ <SETTING><NAME>Recursive</NAME><VALUE>true</VALUE></SETTING>
+ <SETTING><NAME>FrameworkPath</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>HostFlags</NAME><VALUE>All</VALUE></SETTING>
+ </SETTING>
+ <SETTING>
+ <SETTING><NAME>SearchPath</NAME>
+ <SETTING><NAME>Path</NAME><VALUE>::</VALUE></SETTING>
+ <SETTING><NAME>PathFormat</NAME><VALUE>MacOS</VALUE></SETTING>
+ <SETTING><NAME>PathRoot</NAME><VALUE>Project</VALUE></SETTING>
+ </SETTING>
+ <SETTING><NAME>Recursive</NAME><VALUE>true</VALUE></SETTING>
+ <SETTING><NAME>FrameworkPath</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>HostFlags</NAME><VALUE>All</VALUE></SETTING>
+ </SETTING>
+ </SETTING>
+ <SETTING><NAME>SystemSearchPaths</NAME>
+ <SETTING>
+ <SETTING><NAME>SearchPath</NAME>
+ <SETTING><NAME>Path</NAME><VALUE>:</VALUE></SETTING>
+ <SETTING><NAME>PathFormat</NAME><VALUE>MacOS</VALUE></SETTING>
+ <SETTING><NAME>PathRoot</NAME><VALUE>CodeWarrior</VALUE></SETTING>
+ </SETTING>
+ <SETTING><NAME>Recursive</NAME><VALUE>true</VALUE></SETTING>
+ <SETTING><NAME>FrameworkPath</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>HostFlags</NAME><VALUE>All</VALUE></SETTING>
+ </SETTING>
+ </SETTING>
+
+ <!-- Settings for "Debugger Runtime" panel -->
+ <SETTING><NAME>MWRuntimeSettings_WorkingDirectory</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>MWRuntimeSettings_CommandLine</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>MWRuntimeSettings_HostApplication</NAME>
+ <SETTING><NAME>Path</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>PathFormat</NAME><VALUE>Generic</VALUE></SETTING>
+ <SETTING><NAME>PathRoot</NAME><VALUE>Absolute</VALUE></SETTING>
+ </SETTING>
+ <SETTING><NAME>MWRuntimeSettings_EnvVars</NAME><VALUE></VALUE></SETTING>
+
+ <!-- Settings for "Target Settings" panel -->
+ <SETTING><NAME>Linker</NAME><VALUE>MacOS PPC Linker</VALUE></SETTING>
+ <SETTING><NAME>PreLinker</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>PostLinker</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>Targetname</NAME><VALUE>FreeTypeLib</VALUE></SETTING>
+ <SETTING><NAME>OutputDirectory</NAME>
+ <SETTING><NAME>Path</NAME><VALUE>:::objs:</VALUE></SETTING>
+ <SETTING><NAME>PathFormat</NAME><VALUE>MacOS</VALUE></SETTING>
+ <SETTING><NAME>PathRoot</NAME><VALUE>Project</VALUE></SETTING>
+ </SETTING>
+ <SETTING><NAME>SaveEntriesUsingRelativePaths</NAME><VALUE>false</VALUE></SETTING>
+
+ <!-- Settings for "File Mappings" panel -->
+ <SETTING><NAME>FileMappings</NAME>
+ <SETTING>
+ <SETTING><NAME>FileType</NAME><VALUE>APPL</VALUE></SETTING>
+ <SETTING><NAME>FileExtension</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>Compiler</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>EditLanguage</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>Precompile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>Launchable</NAME><VALUE>true</VALUE></SETTING>
+ <SETTING><NAME>ResourceFile</NAME><VALUE>true</VALUE></SETTING>
+ <SETTING><NAME>IgnoredByMake</NAME><VALUE>false</VALUE></SETTING>
+ </SETTING>
+ <SETTING>
+ <SETTING><NAME>FileType</NAME><VALUE>Appl</VALUE></SETTING>
+ <SETTING><NAME>FileExtension</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>Compiler</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>EditLanguage</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>Precompile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>Launchable</NAME><VALUE>true</VALUE></SETTING>
+ <SETTING><NAME>ResourceFile</NAME><VALUE>true</VALUE></SETTING>
+ <SETTING><NAME>IgnoredByMake</NAME><VALUE>false</VALUE></SETTING>
+ </SETTING>
+ <SETTING>
+ <SETTING><NAME>FileType</NAME><VALUE>MMLB</VALUE></SETTING>
+ <SETTING><NAME>FileExtension</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>Compiler</NAME><VALUE>Lib Import PPC</VALUE></SETTING>
+ <SETTING><NAME>EditLanguage</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>Precompile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>Launchable</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>ResourceFile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>IgnoredByMake</NAME><VALUE>false</VALUE></SETTING>
+ </SETTING>
+ <SETTING>
+ <SETTING><NAME>FileType</NAME><VALUE>MPLF</VALUE></SETTING>
+ <SETTING><NAME>FileExtension</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>Compiler</NAME><VALUE>Lib Import PPC</VALUE></SETTING>
+ <SETTING><NAME>EditLanguage</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>Precompile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>Launchable</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>ResourceFile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>IgnoredByMake</NAME><VALUE>false</VALUE></SETTING>
+ </SETTING>
+ <SETTING>
+ <SETTING><NAME>FileType</NAME><VALUE>MWCD</VALUE></SETTING>
+ <SETTING><NAME>FileExtension</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>Compiler</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>EditLanguage</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>Precompile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>Launchable</NAME><VALUE>true</VALUE></SETTING>
+ <SETTING><NAME>ResourceFile</NAME><VALUE>true</VALUE></SETTING>
+ <SETTING><NAME>IgnoredByMake</NAME><VALUE>false</VALUE></SETTING>
+ </SETTING>
+ <SETTING>
+ <SETTING><NAME>FileType</NAME><VALUE>RSRC</VALUE></SETTING>
+ <SETTING><NAME>FileExtension</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>Compiler</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>EditLanguage</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>Precompile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>Launchable</NAME><VALUE>true</VALUE></SETTING>
+ <SETTING><NAME>ResourceFile</NAME><VALUE>true</VALUE></SETTING>
+ <SETTING><NAME>IgnoredByMake</NAME><VALUE>false</VALUE></SETTING>
+ </SETTING>
+ <SETTING>
+ <SETTING><NAME>FileType</NAME><VALUE>TEXT</VALUE></SETTING>
+ <SETTING><NAME>FileExtension</NAME><VALUE>.bh</VALUE></SETTING>
+ <SETTING><NAME>Compiler</NAME><VALUE>Balloon Help</VALUE></SETTING>
+ <SETTING><NAME>EditLanguage</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>Precompile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>Launchable</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>ResourceFile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>IgnoredByMake</NAME><VALUE>false</VALUE></SETTING>
+ </SETTING>
+ <SETTING>
+ <SETTING><NAME>FileType</NAME><VALUE>TEXT</VALUE></SETTING>
+ <SETTING><NAME>FileExtension</NAME><VALUE>.c</VALUE></SETTING>
+ <SETTING><NAME>Compiler</NAME><VALUE>MW C/C++ PPC</VALUE></SETTING>
+ <SETTING><NAME>EditLanguage</NAME><VALUE>C/C++</VALUE></SETTING>
+ <SETTING><NAME>Precompile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>Launchable</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>ResourceFile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>IgnoredByMake</NAME><VALUE>false</VALUE></SETTING>
+ </SETTING>
+ <SETTING>
+ <SETTING><NAME>FileType</NAME><VALUE>TEXT</VALUE></SETTING>
+ <SETTING><NAME>FileExtension</NAME><VALUE>.c++</VALUE></SETTING>
+ <SETTING><NAME>Compiler</NAME><VALUE>MW C/C++ PPC</VALUE></SETTING>
+ <SETTING><NAME>EditLanguage</NAME><VALUE>C/C++</VALUE></SETTING>
+ <SETTING><NAME>Precompile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>Launchable</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>ResourceFile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>IgnoredByMake</NAME><VALUE>false</VALUE></SETTING>
+ </SETTING>
+ <SETTING>
+ <SETTING><NAME>FileType</NAME><VALUE>TEXT</VALUE></SETTING>
+ <SETTING><NAME>FileExtension</NAME><VALUE>.cc</VALUE></SETTING>
+ <SETTING><NAME>Compiler</NAME><VALUE>MW C/C++ PPC</VALUE></SETTING>
+ <SETTING><NAME>EditLanguage</NAME><VALUE>C/C++</VALUE></SETTING>
+ <SETTING><NAME>Precompile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>Launchable</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>ResourceFile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>IgnoredByMake</NAME><VALUE>false</VALUE></SETTING>
+ </SETTING>
+ <SETTING>
+ <SETTING><NAME>FileType</NAME><VALUE>TEXT</VALUE></SETTING>
+ <SETTING><NAME>FileExtension</NAME><VALUE>.cp</VALUE></SETTING>
+ <SETTING><NAME>Compiler</NAME><VALUE>MW C/C++ PPC</VALUE></SETTING>
+ <SETTING><NAME>EditLanguage</NAME><VALUE>C/C++</VALUE></SETTING>
+ <SETTING><NAME>Precompile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>Launchable</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>ResourceFile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>IgnoredByMake</NAME><VALUE>false</VALUE></SETTING>
+ </SETTING>
+ <SETTING>
+ <SETTING><NAME>FileType</NAME><VALUE>TEXT</VALUE></SETTING>
+ <SETTING><NAME>FileExtension</NAME><VALUE>.cpp</VALUE></SETTING>
+ <SETTING><NAME>Compiler</NAME><VALUE>MW C/C++ PPC</VALUE></SETTING>
+ <SETTING><NAME>EditLanguage</NAME><VALUE>C/C++</VALUE></SETTING>
+ <SETTING><NAME>Precompile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>Launchable</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>ResourceFile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>IgnoredByMake</NAME><VALUE>false</VALUE></SETTING>
+ </SETTING>
+ <SETTING>
+ <SETTING><NAME>FileType</NAME><VALUE>TEXT</VALUE></SETTING>
+ <SETTING><NAME>FileExtension</NAME><VALUE>.exp</VALUE></SETTING>
+ <SETTING><NAME>Compiler</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>EditLanguage</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>Precompile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>Launchable</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>ResourceFile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>IgnoredByMake</NAME><VALUE>false</VALUE></SETTING>
+ </SETTING>
+ <SETTING>
+ <SETTING><NAME>FileType</NAME><VALUE>TEXT</VALUE></SETTING>
+ <SETTING><NAME>FileExtension</NAME><VALUE>.h</VALUE></SETTING>
+ <SETTING><NAME>Compiler</NAME><VALUE>MW C/C++ PPC</VALUE></SETTING>
+ <SETTING><NAME>EditLanguage</NAME><VALUE>C/C++</VALUE></SETTING>
+ <SETTING><NAME>Precompile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>Launchable</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>ResourceFile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>IgnoredByMake</NAME><VALUE>true</VALUE></SETTING>
+ </SETTING>
+ <SETTING>
+ <SETTING><NAME>FileType</NAME><VALUE>TEXT</VALUE></SETTING>
+ <SETTING><NAME>FileExtension</NAME><VALUE>.p</VALUE></SETTING>
+ <SETTING><NAME>Compiler</NAME><VALUE>MW Pascal PPC</VALUE></SETTING>
+ <SETTING><NAME>EditLanguage</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>Precompile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>Launchable</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>ResourceFile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>IgnoredByMake</NAME><VALUE>false</VALUE></SETTING>
+ </SETTING>
+ <SETTING>
+ <SETTING><NAME>FileType</NAME><VALUE>TEXT</VALUE></SETTING>
+ <SETTING><NAME>FileExtension</NAME><VALUE>.pas</VALUE></SETTING>
+ <SETTING><NAME>Compiler</NAME><VALUE>MW Pascal PPC</VALUE></SETTING>
+ <SETTING><NAME>EditLanguage</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>Precompile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>Launchable</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>ResourceFile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>IgnoredByMake</NAME><VALUE>false</VALUE></SETTING>
+ </SETTING>
+ <SETTING>
+ <SETTING><NAME>FileType</NAME><VALUE>TEXT</VALUE></SETTING>
+ <SETTING><NAME>FileExtension</NAME><VALUE>.pch</VALUE></SETTING>
+ <SETTING><NAME>Compiler</NAME><VALUE>MW C/C++ PPC</VALUE></SETTING>
+ <SETTING><NAME>EditLanguage</NAME><VALUE>C/C++</VALUE></SETTING>
+ <SETTING><NAME>Precompile</NAME><VALUE>true</VALUE></SETTING>
+ <SETTING><NAME>Launchable</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>ResourceFile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>IgnoredByMake</NAME><VALUE>false</VALUE></SETTING>
+ </SETTING>
+ <SETTING>
+ <SETTING><NAME>FileType</NAME><VALUE>TEXT</VALUE></SETTING>
+ <SETTING><NAME>FileExtension</NAME><VALUE>.pch++</VALUE></SETTING>
+ <SETTING><NAME>Compiler</NAME><VALUE>MW C/C++ PPC</VALUE></SETTING>
+ <SETTING><NAME>EditLanguage</NAME><VALUE>C/C++</VALUE></SETTING>
+ <SETTING><NAME>Precompile</NAME><VALUE>true</VALUE></SETTING>
+ <SETTING><NAME>Launchable</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>ResourceFile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>IgnoredByMake</NAME><VALUE>false</VALUE></SETTING>
+ </SETTING>
+ <SETTING>
+ <SETTING><NAME>FileType</NAME><VALUE>TEXT</VALUE></SETTING>
+ <SETTING><NAME>FileExtension</NAME><VALUE>.ppu</VALUE></SETTING>
+ <SETTING><NAME>Compiler</NAME><VALUE>MW Pascal PPC</VALUE></SETTING>
+ <SETTING><NAME>EditLanguage</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>Precompile</NAME><VALUE>true</VALUE></SETTING>
+ <SETTING><NAME>Launchable</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>ResourceFile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>IgnoredByMake</NAME><VALUE>false</VALUE></SETTING>
+ </SETTING>
+ <SETTING>
+ <SETTING><NAME>FileType</NAME><VALUE>TEXT</VALUE></SETTING>
+ <SETTING><NAME>FileExtension</NAME><VALUE>.r</VALUE></SETTING>
+ <SETTING><NAME>Compiler</NAME><VALUE>Rez</VALUE></SETTING>
+ <SETTING><NAME>EditLanguage</NAME><VALUE>Rez</VALUE></SETTING>
+ <SETTING><NAME>Precompile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>Launchable</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>ResourceFile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>IgnoredByMake</NAME><VALUE>false</VALUE></SETTING>
+ </SETTING>
+ <SETTING>
+ <SETTING><NAME>FileType</NAME><VALUE>TEXT</VALUE></SETTING>
+ <SETTING><NAME>FileExtension</NAME><VALUE>.s</VALUE></SETTING>
+ <SETTING><NAME>Compiler</NAME><VALUE>PPCAsm</VALUE></SETTING>
+ <SETTING><NAME>EditLanguage</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>Precompile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>Launchable</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>ResourceFile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>IgnoredByMake</NAME><VALUE>false</VALUE></SETTING>
+ </SETTING>
+ <SETTING>
+ <SETTING><NAME>FileType</NAME><VALUE>XCOF</VALUE></SETTING>
+ <SETTING><NAME>FileExtension</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>Compiler</NAME><VALUE>XCOFF Import PPC</VALUE></SETTING>
+ <SETTING><NAME>EditLanguage</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>Precompile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>Launchable</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>ResourceFile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>IgnoredByMake</NAME><VALUE>false</VALUE></SETTING>
+ </SETTING>
+ <SETTING>
+ <SETTING><NAME>FileType</NAME><VALUE>docu</VALUE></SETTING>
+ <SETTING><NAME>FileExtension</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>Compiler</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>EditLanguage</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>Precompile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>Launchable</NAME><VALUE>true</VALUE></SETTING>
+ <SETTING><NAME>ResourceFile</NAME><VALUE>true</VALUE></SETTING>
+ <SETTING><NAME>IgnoredByMake</NAME><VALUE>false</VALUE></SETTING>
+ </SETTING>
+ <SETTING>
+ <SETTING><NAME>FileType</NAME><VALUE>rsrc</VALUE></SETTING>
+ <SETTING><NAME>FileExtension</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>Compiler</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>EditLanguage</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>Precompile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>Launchable</NAME><VALUE>true</VALUE></SETTING>
+ <SETTING><NAME>ResourceFile</NAME><VALUE>true</VALUE></SETTING>
+ <SETTING><NAME>IgnoredByMake</NAME><VALUE>false</VALUE></SETTING>
+ </SETTING>
+ <SETTING>
+ <SETTING><NAME>FileType</NAME><VALUE>shlb</VALUE></SETTING>
+ <SETTING><NAME>FileExtension</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>Compiler</NAME><VALUE>PEF Import PPC</VALUE></SETTING>
+ <SETTING><NAME>EditLanguage</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>Precompile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>Launchable</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>ResourceFile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>IgnoredByMake</NAME><VALUE>false</VALUE></SETTING>
+ </SETTING>
+ <SETTING>
+ <SETTING><NAME>FileType</NAME><VALUE>stub</VALUE></SETTING>
+ <SETTING><NAME>FileExtension</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>Compiler</NAME><VALUE>PEF Import PPC</VALUE></SETTING>
+ <SETTING><NAME>EditLanguage</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>Precompile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>Launchable</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>ResourceFile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>IgnoredByMake</NAME><VALUE>false</VALUE></SETTING>
+ </SETTING>
+ <SETTING>
+ <SETTING><NAME>FileExtension</NAME><VALUE>.doc</VALUE></SETTING>
+ <SETTING><NAME>Compiler</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>EditLanguage</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>Precompile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>Launchable</NAME><VALUE>true</VALUE></SETTING>
+ <SETTING><NAME>ResourceFile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>IgnoredByMake</NAME><VALUE>true</VALUE></SETTING>
+ </SETTING>
+ <SETTING>
+ <SETTING><NAME>FileExtension</NAME><VALUE>.o</VALUE></SETTING>
+ <SETTING><NAME>Compiler</NAME><VALUE>XCOFF Import PPC</VALUE></SETTING>
+ <SETTING><NAME>EditLanguage</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>Precompile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>Launchable</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>ResourceFile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>IgnoredByMake</NAME><VALUE>false</VALUE></SETTING>
+ </SETTING>
+ <SETTING>
+ <SETTING><NAME>FileExtension</NAME><VALUE>.ppob</VALUE></SETTING>
+ <SETTING><NAME>Compiler</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>EditLanguage</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>Precompile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>Launchable</NAME><VALUE>true</VALUE></SETTING>
+ <SETTING><NAME>ResourceFile</NAME><VALUE>true</VALUE></SETTING>
+ <SETTING><NAME>IgnoredByMake</NAME><VALUE>false</VALUE></SETTING>
+ </SETTING>
+ <SETTING>
+ <SETTING><NAME>FileExtension</NAME><VALUE>.rsrc</VALUE></SETTING>
+ <SETTING><NAME>Compiler</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>EditLanguage</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>Precompile</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>Launchable</NAME><VALUE>true</VALUE></SETTING>
+ <SETTING><NAME>ResourceFile</NAME><VALUE>true</VALUE></SETTING>
+ <SETTING><NAME>IgnoredByMake</NAME><VALUE>false</VALUE></SETTING>
+ </SETTING>
+ </SETTING>
+
+ <!-- Settings for "Build Extras" panel -->
+ <SETTING><NAME>CacheModDates</NAME><VALUE>true</VALUE></SETTING>
+ <SETTING><NAME>DumpBrowserInfo</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>CacheSubprojects</NAME><VALUE>true</VALUE></SETTING>
+ <SETTING><NAME>UseThirdPartyDebugger</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>BrowserGenerator</NAME><VALUE>1</VALUE></SETTING>
+ <SETTING><NAME>DebuggerAppPath</NAME>
+ <SETTING><NAME>Path</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>PathFormat</NAME><VALUE>Generic</VALUE></SETTING>
+ <SETTING><NAME>PathRoot</NAME><VALUE>Absolute</VALUE></SETTING>
+ </SETTING>
+ <SETTING><NAME>DebuggerCmdLineArgs</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>DebuggerWorkingDir</NAME>
+ <SETTING><NAME>Path</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>PathFormat</NAME><VALUE>Generic</VALUE></SETTING>
+ <SETTING><NAME>PathRoot</NAME><VALUE>Absolute</VALUE></SETTING>
+ </SETTING>
+ <SETTING><NAME>CodeCompletionPrefixFileName</NAME><VALUE>MacHeaders.c</VALUE></SETTING>
+ <SETTING><NAME>CodeCompletionMacroFileName</NAME><VALUE>MacOS_Carbon_C++_Macros.h</VALUE></SETTING>
+
+ <!-- Settings for "Debugger Target" panel -->
+ <SETTING><NAME>ConsoleEncoding</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>LogSystemMessages</NAME><VALUE>true</VALUE></SETTING>
+ <SETTING><NAME>AutoTargetDLLs</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>StopAtWatchpoints</NAME><VALUE>true</VALUE></SETTING>
+ <SETTING><NAME>PauseWhileRunning</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>PauseInterval</NAME><VALUE>5</VALUE></SETTING>
+ <SETTING><NAME>PauseUIFlags</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>AltExePath</NAME>
+ <SETTING><NAME>Path</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>PathFormat</NAME><VALUE>Generic</VALUE></SETTING>
+ <SETTING><NAME>PathRoot</NAME><VALUE>Absolute</VALUE></SETTING>
+ </SETTING>
+ <SETTING><NAME>StopAtTempBPOnLaunch</NAME><VALUE>true</VALUE></SETTING>
+ <SETTING><NAME>CacheSymbolics</NAME><VALUE>true</VALUE></SETTING>
+ <SETTING><NAME>TempBPFunctionName</NAME><VALUE>main</VALUE></SETTING>
+ <SETTING><NAME>TempBPType</NAME><VALUE>0</VALUE></SETTING>
+
+ <!-- Settings for "Remote Debug" panel -->
+ <SETTING><NAME>Enabled</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>ConnectionName</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>DownloadPath</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>LaunchRemoteApp</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>RemoteAppPath</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>CoreID</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>JTAGClockSpeed</NAME><VALUE>8000</VALUE></SETTING>
+ <SETTING><NAME>IsMultiCore</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>OSDownload</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>UseGlobalOSDownload</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>OSDownloadConnectionName</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>OSDownloadPath</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>AltDownload</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>AltDownloadConnectionName</NAME><VALUE></VALUE></SETTING>
+
+ <!-- Settings for "Auto-target" panel -->
+ <SETTING><NAME>OtherExecutables</NAME><VALUE></VALUE></SETTING>
+
+ <!-- Settings for "Analyzer Connections" panel -->
+ <SETTING><NAME>AnalyzerConnectionName</NAME><VALUE></VALUE></SETTING>
+
+ <!-- Settings for "Custom Keywords" panel -->
+ <SETTING><NAME>CustomColor1</NAME>
+ <SETTING><NAME>Red</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>Green</NAME><VALUE>32767</VALUE></SETTING>
+ <SETTING><NAME>Blue</NAME><VALUE>0</VALUE></SETTING>
+ </SETTING>
+ <SETTING><NAME>CustomColor2</NAME>
+ <SETTING><NAME>Red</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>Green</NAME><VALUE>32767</VALUE></SETTING>
+ <SETTING><NAME>Blue</NAME><VALUE>0</VALUE></SETTING>
+ </SETTING>
+ <SETTING><NAME>CustomColor3</NAME>
+ <SETTING><NAME>Red</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>Green</NAME><VALUE>32767</VALUE></SETTING>
+ <SETTING><NAME>Blue</NAME><VALUE>0</VALUE></SETTING>
+ </SETTING>
+ <SETTING><NAME>CustomColor4</NAME>
+ <SETTING><NAME>Red</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>Green</NAME><VALUE>32767</VALUE></SETTING>
+ <SETTING><NAME>Blue</NAME><VALUE>0</VALUE></SETTING>
+ </SETTING>
+
+ <!-- Settings for "C/C++ Compiler" panel -->
+ <SETTING><NAME>MWFrontEnd_C_cplusplus</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWFrontEnd_C_checkprotos</NAME><VALUE>1</VALUE></SETTING>
+ <SETTING><NAME>MWFrontEnd_C_arm</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWFrontEnd_C_trigraphs</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWFrontEnd_C_onlystdkeywords</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWFrontEnd_C_enumsalwaysint</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWFrontEnd_C_ansistrict</NAME><VALUE>1</VALUE></SETTING>
+ <SETTING><NAME>MWFrontEnd_C_wchar_type</NAME><VALUE>1</VALUE></SETTING>
+ <SETTING><NAME>MWFrontEnd_C_enableexceptions</NAME><VALUE>1</VALUE></SETTING>
+ <SETTING><NAME>MWFrontEnd_C_dontreusestrings</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWFrontEnd_C_poolstrings</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWFrontEnd_C_dontinline</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWFrontEnd_C_useRTTI</NAME><VALUE>1</VALUE></SETTING>
+ <SETTING><NAME>MWFrontEnd_C_unsignedchars</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWFrontEnd_C_autoinline</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWFrontEnd_C_booltruefalse</NAME><VALUE>1</VALUE></SETTING>
+ <SETTING><NAME>MWFrontEnd_C_inlinelevel</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWFrontEnd_C_ecplusplus</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWFrontEnd_C_defer_codegen</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWFrontEnd_C_templateparser</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWFrontEnd_C_c99</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWFrontEnd_C_bottomupinline</NAME><VALUE>1</VALUE></SETTING>
+ <SETTING><NAME>MWFrontEnd_C_gcc_extensions</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWFrontEnd_C_instance_manager</NAME><VALUE>0</VALUE></SETTING>
+
+ <!-- Settings for "C/C++ Preprocessor" panel -->
+ <SETTING><NAME>C_CPP_Preprocessor_EmitFile</NAME><VALUE>true</VALUE></SETTING>
+ <SETTING><NAME>C_CPP_Preprocessor_EmitLine</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>C_CPP_Preprocessor_EmitFullPath</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>C_CPP_Preprocessor_KeepComments</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>C_CPP_Preprocessor_PCHUsesPrefixText</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>C_CPP_Preprocessor_EmitPragmas</NAME><VALUE>true</VALUE></SETTING>
+ <SETTING><NAME>C_CPP_Preprocessor_KeepWhiteSpace</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>C_CPP_Preprocessor_MultiByteEncoding</NAME><VALUE>encASCII_Unicode</VALUE></SETTING>
+ <SETTING><NAME>C_CPP_Preprocessor_PrefixText</NAME><VALUE>/* settings imported from old "C/C++ Language" panel */
+
+#if !__option(precompile)
+#include "ftoption.h" /* was "Prefix file" */
+#endif
+</VALUE></SETTING>
+
+ <!-- Settings for "C/C++ Warnings" panel -->
+ <SETTING><NAME>MWWarning_C_warn_illpragma</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWWarning_C_warn_emptydecl</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWWarning_C_warn_possunwant</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWWarning_C_warn_unusedvar</NAME><VALUE>1</VALUE></SETTING>
+ <SETTING><NAME>MWWarning_C_warn_unusedarg</NAME><VALUE>1</VALUE></SETTING>
+ <SETTING><NAME>MWWarning_C_warn_extracomma</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWWarning_C_pedantic</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWWarning_C_warningerrors</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWWarning_C_warn_hidevirtual</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWWarning_C_warn_implicitconv</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWWarning_C_warn_notinlined</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWWarning_C_warn_structclass</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWWarning_C_warn_missingreturn</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWWarning_C_warn_no_side_effect</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWWarning_C_warn_resultnotused</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWWarning_C_warn_padding</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWWarning_C_warn_impl_i2f_conv</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWWarning_C_warn_impl_f2i_conv</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWWarning_C_warn_impl_s2u_conv</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWWarning_C_warn_illtokenpasting</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWWarning_C_warn_filenamecaps</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWWarning_C_warn_filenamecapssystem</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWWarning_C_warn_undefmacro</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWWarning_C_warn_ptrintconv</NAME><VALUE>0</VALUE></SETTING>
+
+ <!-- Settings for "MacOS Merge Panel" panel -->
+ <SETTING><NAME>MWMerge_MacOS_projectType</NAME><VALUE>Application</VALUE></SETTING>
+ <SETTING><NAME>MWMerge_MacOS_outputName</NAME><VALUE>Merge Out</VALUE></SETTING>
+ <SETTING><NAME>MWMerge_MacOS_outputCreator</NAME><VALUE>????</VALUE></SETTING>
+ <SETTING><NAME>MWMerge_MacOS_outputType</NAME><VALUE>APPL</VALUE></SETTING>
+ <SETTING><NAME>MWMerge_MacOS_suppressWarning</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWMerge_MacOS_copyFragments</NAME><VALUE>1</VALUE></SETTING>
+ <SETTING><NAME>MWMerge_MacOS_copyResources</NAME><VALUE>1</VALUE></SETTING>
+ <SETTING><NAME>MWMerge_MacOS_flattenResource</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWMerge_MacOS_flatFileName</NAME><VALUE>a.rsrc</VALUE></SETTING>
+ <SETTING><NAME>MWMerge_MacOS_flatFileOutputPath</NAME>
+ <SETTING><NAME>Path</NAME><VALUE>:</VALUE></SETTING>
+ <SETTING><NAME>PathFormat</NAME><VALUE>MacOS</VALUE></SETTING>
+ <SETTING><NAME>PathRoot</NAME><VALUE>Project</VALUE></SETTING>
+ </SETTING>
+ <SETTING><NAME>MWMerge_MacOS_skipResources</NAME>
+ <SETTING><VALUE>DLGX</VALUE></SETTING>
+ <SETTING><VALUE>ckid</VALUE></SETTING>
+ <SETTING><VALUE>Proj</VALUE></SETTING>
+ <SETTING><VALUE>WSPC</VALUE></SETTING>
+ </SETTING>
+
+ <!-- Settings for "Output Flags" panel -->
+ <SETTING><NAME>FileLocked</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>ResourcesMapIsReadOnly</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>PrinterDriverIsMultiFinderCompatible</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>Invisible</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>HasBundle</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>NameLocked</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>Stationery</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>HasCustomIcon</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>Shared</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>HasBeenInited</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>Label</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>Comments</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>HasCustomBadge</NAME><VALUE>false</VALUE></SETTING>
+ <SETTING><NAME>HasRoutingInfo</NAME><VALUE>false</VALUE></SETTING>
+
+ <!-- Settings for "PPC CodeGen" panel -->
+ <SETTING><NAME>MWCodeGen_PPC_structalignment</NAME><VALUE>PPC_mw</VALUE></SETTING>
+ <SETTING><NAME>MWCodeGen_PPC_tracebacktables</NAME><VALUE>None</VALUE></SETTING>
+ <SETTING><NAME>MWCodeGen_PPC_processor</NAME><VALUE>Generic</VALUE></SETTING>
+ <SETTING><NAME>MWCodeGen_PPC_function_align</NAME><VALUE>4</VALUE></SETTING>
+ <SETTING><NAME>MWCodeGen_PPC_tocdata</NAME><VALUE>1</VALUE></SETTING>
+ <SETTING><NAME>MWCodeGen_PPC_largetoc</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWCodeGen_PPC_profiler</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWCodeGen_PPC_vectortocdata</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWCodeGen_PPC_poolconst</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWCodeGen_PPC_peephole</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWCodeGen_PPC_readonlystrings</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWCodeGen_PPC_linkerpoolsstrings</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWCodeGen_PPC_volatileasm</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWCodeGen_PPC_schedule</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWCodeGen_PPC_altivec</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWCodeGen_PPC_altivec_move_block</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWCodeGen_PPC_strictIEEEfp</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWCodeGen_PPC_fpcontract</NAME><VALUE>1</VALUE></SETTING>
+ <SETTING><NAME>MWCodeGen_PPC_genfsel</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWCodeGen_PPC_orderedfpcmp</NAME><VALUE>0</VALUE></SETTING>
+
+ <!-- Settings for "PPC CodeGen Mach-O" panel -->
+ <SETTING><NAME>MWCodeGen_MachO_structalignment</NAME><VALUE>PPC_mw</VALUE></SETTING>
+ <SETTING><NAME>MWCodeGen_MachO_profiler_enum</NAME><VALUE>Off</VALUE></SETTING>
+ <SETTING><NAME>MWCodeGen_MachO_processor</NAME><VALUE>Generic</VALUE></SETTING>
+ <SETTING><NAME>MWCodeGen_MachO_function_align</NAME><VALUE>4</VALUE></SETTING>
+ <SETTING><NAME>MWCodeGen_MachO_common</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWCodeGen_MachO_boolisint</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWCodeGen_MachO_peephole</NAME><VALUE>1</VALUE></SETTING>
+ <SETTING><NAME>MWCodeGen_MachO_readonlystrings</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWCodeGen_MachO_linkerpoolsstrings</NAME><VALUE>1</VALUE></SETTING>
+ <SETTING><NAME>MWCodeGen_MachO_volatileasm</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWCodeGen_MachO_schedule</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWCodeGen_MachO_altivec</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWCodeGen_MachO_vecmove</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWCodeGen_MachO_fp_ieee_strict</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWCodeGen_MachO_fpcontract</NAME><VALUE>1</VALUE></SETTING>
+ <SETTING><NAME>MWCodeGen_MachO_genfsel</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWCodeGen_MachO_fp_cmps_ordered</NAME><VALUE>0</VALUE></SETTING>
+
+ <!-- Settings for "PPC Disassembler" panel -->
+ <SETTING><NAME>MWDisassembler_PPC_showcode</NAME><VALUE>1</VALUE></SETTING>
+ <SETTING><NAME>MWDisassembler_PPC_extended</NAME><VALUE>1</VALUE></SETTING>
+ <SETTING><NAME>MWDisassembler_PPC_mix</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWDisassembler_PPC_nohex</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWDisassembler_PPC_showdata</NAME><VALUE>1</VALUE></SETTING>
+ <SETTING><NAME>MWDisassembler_PPC_showexceptions</NAME><VALUE>1</VALUE></SETTING>
+ <SETTING><NAME>MWDisassembler_PPC_showsym</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWDisassembler_PPC_shownames</NAME><VALUE>1</VALUE></SETTING>
+
+ <!-- Settings for "PPC Global Optimizer" panel -->
+ <SETTING><NAME>GlobalOptimizer_PPC_optimizationlevel</NAME><VALUE>Level0</VALUE></SETTING>
+ <SETTING><NAME>GlobalOptimizer_PPC_optfor</NAME><VALUE>Speed</VALUE></SETTING>
+
+ <!-- Settings for "PPC Linker" panel -->
+ <SETTING><NAME>MWLinker_PPC_linksym</NAME><VALUE>1</VALUE></SETTING>
+ <SETTING><NAME>MWLinker_PPC_symfullpath</NAME><VALUE>1</VALUE></SETTING>
+ <SETTING><NAME>MWLinker_PPC_linkmap</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWLinker_PPC_nolinkwarnings</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWLinker_PPC_dontdeadstripinitcode</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWLinker_PPC_permitmultdefs</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWLinker_PPC_linkmode</NAME><VALUE>Fast</VALUE></SETTING>
+ <SETTING><NAME>MWLinker_PPC_code_folding</NAME><VALUE>None</VALUE></SETTING>
+ <SETTING><NAME>MWLinker_PPC_initname</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>MWLinker_PPC_mainname</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>MWLinker_PPC_termname</NAME><VALUE></VALUE></SETTING>
+
+ <!-- Settings for "PPC Mac OS X Linker" panel -->
+ <SETTING><NAME>MWLinker_MacOSX_linksym</NAME><VALUE>1</VALUE></SETTING>
+ <SETTING><NAME>MWLinker_MacOSX_symfullpath</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWLinker_MacOSX_nolinkwarnings</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWLinker_MacOSX_linkmap</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWLinker_MacOSX_dontdeadstripinitcode</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWLinker_MacOSX_permitmultdefs</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWLinker_MacOSX_use_objectivec_semantics</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWLinker_MacOSX_strip_debug_symbols</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWLinker_MacOSX_split_segs</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWLinker_MacOSX_report_msl_overloads</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWLinker_MacOSX_objects_follow_linkorder</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWLinker_MacOSX_linkmode</NAME><VALUE>Normal</VALUE></SETTING>
+ <SETTING><NAME>MWLinker_MacOSX_exports</NAME><VALUE>ReferencedGlobals</VALUE></SETTING>
+ <SETTING><NAME>MWLinker_MacOSX_sortcode</NAME><VALUE>None</VALUE></SETTING>
+ <SETTING><NAME>MWLinker_MacOSX_mainname</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>MWLinker_MacOSX_initname</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>MWLinker_MacOSX_code_folding</NAME><VALUE>None</VALUE></SETTING>
+ <SETTING><NAME>MWLinker_MacOSX_stabsgen</NAME><VALUE>None</VALUE></SETTING>
+
+ <!-- Settings for "PPC Mac OS X Project" panel -->
+ <SETTING><NAME>MWProject_MacOSX_type</NAME><VALUE>Executable</VALUE></SETTING>
+ <SETTING><NAME>MWProject_MacOSX_outfile</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>MWProject_MacOSX_filecreator</NAME><VALUE>????</VALUE></SETTING>
+ <SETTING><NAME>MWProject_MacOSX_filetype</NAME><VALUE>MEXE</VALUE></SETTING>
+ <SETTING><NAME>MWProject_MacOSX_vmaddress</NAME><VALUE>4096</VALUE></SETTING>
+ <SETTING><NAME>MWProject_MacOSX_usedefaultvmaddr</NAME><VALUE>1</VALUE></SETTING>
+ <SETTING><NAME>MWProject_MacOSX_flatrsrc</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWProject_MacOSX_flatrsrcfilename</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>MWProject_MacOSX_flatrsrcoutputdir</NAME>
+ <SETTING><NAME>Path</NAME><VALUE>:</VALUE></SETTING>
+ <SETTING><NAME>PathFormat</NAME><VALUE>MacOS</VALUE></SETTING>
+ <SETTING><NAME>PathRoot</NAME><VALUE>Project</VALUE></SETTING>
+ </SETTING>
+ <SETTING><NAME>MWProject_MacOSX_installpath</NAME><VALUE>./</VALUE></SETTING>
+ <SETTING><NAME>MWProject_MacOSX_dont_prebind</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWProject_MacOSX_flat_namespace</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWProject_MacOSX_frameworkversion</NAME><VALUE>A</VALUE></SETTING>
+ <SETTING><NAME>MWProject_MacOSX_currentversion</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWProject_MacOSX_flat_oldimpversion</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWProject_MacOSX_AddrMode</NAME><VALUE>1</VALUE></SETTING>
+
+ <!-- Settings for "PPC PEF" panel -->
+ <SETTING><NAME>MWPEF_exports</NAME><VALUE>None</VALUE></SETTING>
+ <SETTING><NAME>MWPEF_libfolder</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWPEF_sortcode</NAME><VALUE>None</VALUE></SETTING>
+ <SETTING><NAME>MWPEF_expandbss</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWPEF_sharedata</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWPEF_olddefversion</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWPEF_oldimpversion</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWPEF_currentversion</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWPEF_fragmentname</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>MWPEF_collapsereloads</NAME><VALUE>0</VALUE></SETTING>
+
+ <!-- Settings for "PPC Project" panel -->
+ <SETTING><NAME>MWProject_PPC_type</NAME><VALUE>Library</VALUE></SETTING>
+ <SETTING><NAME>MWProject_PPC_outfile</NAME><VALUE>FreeTypeLib</VALUE></SETTING>
+ <SETTING><NAME>MWProject_PPC_filecreator</NAME><VALUE>????</VALUE></SETTING>
+ <SETTING><NAME>MWProject_PPC_filetype</NAME><VALUE>????</VALUE></SETTING>
+ <SETTING><NAME>MWProject_PPC_size</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWProject_PPC_minsize</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWProject_PPC_stacksize</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWProject_PPC_flags</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWProject_PPC_symfilename</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>MWProject_PPC_rsrcname</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>MWProject_PPC_rsrcheader</NAME><VALUE>Native</VALUE></SETTING>
+ <SETTING><NAME>MWProject_PPC_rsrctype</NAME><VALUE>????</VALUE></SETTING>
+ <SETTING><NAME>MWProject_PPC_rsrcid</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWProject_PPC_rsrcflags</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWProject_PPC_rsrcstore</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWProject_PPC_rsrcmerge</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWProject_PPC_flatrsrc</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWProject_PPC_flatrsrcoutputdir</NAME>
+ <SETTING><NAME>Path</NAME><VALUE>:</VALUE></SETTING>
+ <SETTING><NAME>PathFormat</NAME><VALUE>MacOS</VALUE></SETTING>
+ <SETTING><NAME>PathRoot</NAME><VALUE>Project</VALUE></SETTING>
+ </SETTING>
+ <SETTING><NAME>MWProject_PPC_flatrsrcfilename</NAME><VALUE></VALUE></SETTING>
+
+ <!-- Settings for "PPCAsm Panel" panel -->
+ <SETTING><NAME>MWAssembler_PPC_auxheader</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWAssembler_PPC_symmode</NAME><VALUE>Mac</VALUE></SETTING>
+ <SETTING><NAME>MWAssembler_PPC_dialect</NAME><VALUE>PPC</VALUE></SETTING>
+ <SETTING><NAME>MWAssembler_PPC_prefixfile</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>MWAssembler_PPC_typecheck</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWAssembler_PPC_warnings</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWAssembler_PPC_casesensitive</NAME><VALUE>0</VALUE></SETTING>
+
+ <!-- Settings for "Property List" panel -->
+ <SETTING><NAME>PList_OutputType</NAME><VALUE>File</VALUE></SETTING>
+ <SETTING><NAME>PList_OutputEncoding</NAME><VALUE>UTF-8</VALUE></SETTING>
+ <SETTING><NAME>PList_PListVersion</NAME><VALUE>1.0</VALUE></SETTING>
+ <SETTING><NAME>PList_Prefix</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>PList_FileFilename</NAME><VALUE>Info.plist</VALUE></SETTING>
+ <SETTING><NAME>PList_FileDirectory</NAME>
+ <SETTING><NAME>Path</NAME><VALUE>:</VALUE></SETTING>
+ <SETTING><NAME>PathFormat</NAME><VALUE>MacOS</VALUE></SETTING>
+ <SETTING><NAME>PathRoot</NAME><VALUE>Project</VALUE></SETTING>
+ </SETTING>
+ <SETTING><NAME>PList_ResourceType</NAME><VALUE>plst</VALUE></SETTING>
+ <SETTING><NAME>PList_ResourceID</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>PList_ResourceName</NAME><VALUE></VALUE></SETTING>
+
+ <!-- Settings for "Rez Compiler" panel -->
+ <SETTING><NAME>MWRez_Language_maxwidth</NAME><VALUE>80</VALUE></SETTING>
+ <SETTING><NAME>MWRez_Language_script</NAME><VALUE>Roman</VALUE></SETTING>
+ <SETTING><NAME>MWRez_Language_alignment</NAME><VALUE>Align1</VALUE></SETTING>
+ <SETTING><NAME>MWRez_Language_filtermode</NAME><VALUE>FilterSkip</VALUE></SETTING>
+ <SETTING><NAME>MWRez_Language_suppresswarnings</NAME><VALUE>0</VALUE></SETTING>
+ <SETTING><NAME>MWRez_Language_escapecontrolchars</NAME><VALUE>1</VALUE></SETTING>
+ <SETTING><NAME>MWRez_Language_prefixname</NAME><VALUE></VALUE></SETTING>
+ <SETTING><NAME>MWRez_Language_filteredtypes</NAME><VALUE>'CODE' 'DATA' 'PICT'</VALUE></SETTING>
+ </SETTINGLIST>
+ <FILELIST>
+ <FILE>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>ftsystem.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ <FILEKIND>Text</FILEKIND>
+ <FILEFLAGS>Debug</FILEFLAGS>
+ </FILE>
+ <FILE>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>ftbase.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ <FILEKIND>Text</FILEKIND>
+ <FILEFLAGS>Debug</FILEFLAGS>
+ </FILE>
+ <FILE>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>ftinit.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ <FILEKIND>Text</FILEKIND>
+ <FILEFLAGS>Debug</FILEFLAGS>
+ </FILE>
+ <FILE>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>sfnt.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ <FILEKIND>Text</FILEKIND>
+ <FILEFLAGS>Debug</FILEFLAGS>
+ </FILE>
+ <FILE>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>psnames.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ <FILEKIND>Text</FILEKIND>
+ <FILEFLAGS>Debug</FILEFLAGS>
+ </FILE>
+ <FILE>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>ftdebug.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ <FILEKIND>Text</FILEKIND>
+ <FILEFLAGS>Debug</FILEFLAGS>
+ </FILE>
+ <FILE>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>type1cid.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ <FILEKIND>Text</FILEKIND>
+ <FILEFLAGS>Debug</FILEFLAGS>
+ </FILE>
+ <FILE>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>cff.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ <FILEKIND>Text</FILEKIND>
+ <FILEFLAGS>Debug</FILEFLAGS>
+ </FILE>
+ <FILE>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>smooth.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ <FILEKIND>Text</FILEKIND>
+ <FILEFLAGS>Debug</FILEFLAGS>
+ </FILE>
+ <FILE>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>winfnt.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ <FILEKIND>Text</FILEKIND>
+ <FILEFLAGS>Debug</FILEFLAGS>
+ </FILE>
+ <FILE>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>truetype.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ <FILEKIND>Text</FILEKIND>
+ <FILEFLAGS>Debug</FILEFLAGS>
+ </FILE>
+ <FILE>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>ftmac.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ <FILEKIND>Text</FILEKIND>
+ <FILEFLAGS>Debug</FILEFLAGS>
+ </FILE>
+ <FILE>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>psaux.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ <FILEKIND>Text</FILEKIND>
+ <FILEFLAGS></FILEFLAGS>
+ </FILE>
+ <FILE>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>ftcache.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ <FILEKIND>Text</FILEKIND>
+ <FILEFLAGS></FILEFLAGS>
+ </FILE>
+ <FILE>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>ftglyph.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ <FILEKIND>Text</FILEKIND>
+ <FILEFLAGS></FILEFLAGS>
+ </FILE>
+ <FILE>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>type1.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ <FILEKIND>Text</FILEKIND>
+ <FILEFLAGS>Debug</FILEFLAGS>
+ </FILE>
+ <FILE>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>pshinter.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ <FILEKIND>Text</FILEKIND>
+ <FILEFLAGS>Debug</FILEFLAGS>
+ </FILE>
+ <FILE>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>pcf.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ <FILEKIND>Text</FILEKIND>
+ <FILEFLAGS>Debug</FILEFLAGS>
+ </FILE>
+ <FILE>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>ftraster.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ <FILEKIND>Text</FILEKIND>
+ <FILEFLAGS>Debug</FILEFLAGS>
+ </FILE>
+ <FILE>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>ftrend1.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ <FILEKIND>Text</FILEKIND>
+ <FILEFLAGS>Debug</FILEFLAGS>
+ </FILE>
+ </FILELIST>
+ <LINKORDER>
+ <FILEREF>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>ftsystem.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ <FILEREF>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>ftbase.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ <FILEREF>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>ftinit.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ <FILEREF>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>sfnt.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ <FILEREF>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>psnames.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ <FILEREF>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>ftdebug.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ <FILEREF>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>type1cid.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ <FILEREF>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>cff.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ <FILEREF>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>smooth.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ <FILEREF>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>winfnt.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ <FILEREF>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>truetype.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ <FILEREF>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>ftmac.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ <FILEREF>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>psaux.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ <FILEREF>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>ftcache.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ <FILEREF>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>ftglyph.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ <FILEREF>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>type1.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ <FILEREF>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>pshinter.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ <FILEREF>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>pcf.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ <FILEREF>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>ftraster.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ <FILEREF>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>ftrend1.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ </LINKORDER>
+ </TARGET>
+ </TARGETLIST>
+
+ <TARGETORDER>
+ <ORDEREDTARGET><NAME>FreeTypeLib</NAME></ORDEREDTARGET>
+ </TARGETORDER>
+
+ <GROUPLIST>
+ <GROUP><NAME>base</NAME>
+ <FILEREF>
+ <TARGETNAME>FreeTypeLib</TARGETNAME>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>ftbase.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ <FILEREF>
+ <TARGETNAME>FreeTypeLib</TARGETNAME>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>ftdebug.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ <FILEREF>
+ <TARGETNAME>FreeTypeLib</TARGETNAME>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>ftglyph.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ <FILEREF>
+ <TARGETNAME>FreeTypeLib</TARGETNAME>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>ftinit.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ <FILEREF>
+ <TARGETNAME>FreeTypeLib</TARGETNAME>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>ftsystem.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ <FILEREF>
+ <TARGETNAME>FreeTypeLib</TARGETNAME>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>ftmac.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ </GROUP>
+ <GROUP><NAME>ftmodules</NAME>
+ <FILEREF>
+ <TARGETNAME>FreeTypeLib</TARGETNAME>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>cff.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ <FILEREF>
+ <TARGETNAME>FreeTypeLib</TARGETNAME>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>ftcache.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ <FILEREF>
+ <TARGETNAME>FreeTypeLib</TARGETNAME>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>psaux.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ <FILEREF>
+ <TARGETNAME>FreeTypeLib</TARGETNAME>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>psnames.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ <FILEREF>
+ <TARGETNAME>FreeTypeLib</TARGETNAME>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>sfnt.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ <FILEREF>
+ <TARGETNAME>FreeTypeLib</TARGETNAME>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>smooth.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ <FILEREF>
+ <TARGETNAME>FreeTypeLib</TARGETNAME>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>truetype.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ <FILEREF>
+ <TARGETNAME>FreeTypeLib</TARGETNAME>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>type1cid.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ <FILEREF>
+ <TARGETNAME>FreeTypeLib</TARGETNAME>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>winfnt.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ <FILEREF>
+ <TARGETNAME>FreeTypeLib</TARGETNAME>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>type1.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ <FILEREF>
+ <TARGETNAME>FreeTypeLib</TARGETNAME>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>pshinter.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ <FILEREF>
+ <TARGETNAME>FreeTypeLib</TARGETNAME>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>pcf.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ <FILEREF>
+ <TARGETNAME>FreeTypeLib</TARGETNAME>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>ftraster.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ <FILEREF>
+ <TARGETNAME>FreeTypeLib</TARGETNAME>
+ <PATHTYPE>Name</PATHTYPE>
+ <PATH>ftrend1.c</PATH>
+ <PATHFORMAT>MacOS</PATHFORMAT>
+ </FILEREF>
+ </GROUP>
+ </GROUPLIST>
+
+</PROJECT>
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftmac.c */
+/* */
+/* Mac FOND support. Written by just@letterror.com. */
+/* Heavily Fixed by mpsuzuki, George Williams and Sean McBride */
+/* */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 by */
+/* Just van Rossum, David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*
+ Notes
+
+ Mac suitcase files can (and often do!) contain multiple fonts. To
+ support this I use the face_index argument of FT_(Open|New)_Face()
+ functions, and pretend the suitcase file is a collection.
+
+ Warning: fbit and NFNT bitmap resources are not supported yet. In old
+ sfnt fonts, bitmap glyph data for each size is stored in each `NFNT'
+ resources instead of the `bdat' table in the sfnt resource. Therefore,
+ face->num_fixed_sizes is set to 0, because bitmap data in `NFNT'
+ resource is unavailable at present.
+
+ The Mac FOND support works roughly like this:
+
+ - Check whether the offered stream points to a Mac suitcase file. This
+ is done by checking the file type: it has to be 'FFIL' or 'tfil'. The
+ stream that gets passed to our init_face() routine is a stdio stream,
+ which isn't usable for us, since the FOND resources live in the
+ resource fork. So we just grab the stream->pathname field.
+
+ - Read the FOND resource into memory, then check whether there is a
+ TrueType font and/or(!) a Type 1 font available.
+
+ - If there is a Type 1 font available (as a separate `LWFN' file), read
+ its data into memory, massage it slightly so it becomes PFB data, wrap
+ it into a memory stream, load the Type 1 driver and delegate the rest
+ of the work to it by calling FT_Open_Face(). (XXX TODO: after this
+ has been done, the kerning data from the FOND resource should be
+ appended to the face: On the Mac there are usually no AFM files
+ available. However, this is tricky since we need to map Mac char
+ codes to ps glyph names to glyph ID's...)
+
+ - If there is a TrueType font (an `sfnt' resource), read it into memory,
+ wrap it into a memory stream, load the TrueType driver and delegate
+ the rest of the work to it, by calling FT_Open_Face().
+
+ - Some suitcase fonts (notably Onyx) might point the `LWFN' file to
+ itself, even though it doesn't contains `POST' resources. To handle
+ this special case without opening the file an extra time, we just
+ ignore errors from the `LWFN' and fallback to the `sfnt' if both are
+ available.
+ */
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+#include FT_TRUETYPE_TAGS_H
+#include FT_INTERNAL_STREAM_H
+#include "ftbase.h"
+
+#if defined( __GNUC__ ) || defined( __IBMC__ )
+ /* This is for Mac OS X. Without redefinition, OS_INLINE */
+ /* expands to `static inline' which doesn't survive the */
+ /* -ansi compilation flag of GCC. */
+#if !HAVE_ANSI_OS_INLINE
+#undef OS_INLINE
+#define OS_INLINE static __inline__
+#endif
+#include <CoreServices/CoreServices.h>
+#include <ApplicationServices/ApplicationServices.h>
+#include <sys/syslimits.h> /* PATH_MAX */
+#else
+#include <Resources.h>
+#include <Fonts.h>
+#include <Endian.h>
+#include <Errors.h>
+#include <Files.h>
+#include <TextUtils.h>
+#endif
+
+#ifndef PATH_MAX
+#define PATH_MAX 1024 /* same with Mac OS X's syslimits.h */
+#endif
+
+#if defined( __MWERKS__ ) && !TARGET_RT_MAC_MACHO
+#include <FSp_fopen.h>
+#endif
+
+#define FT_DEPRECATED_ATTRIBUTE
+
+#include FT_MAC_H
+
+ /* undefine blocking-macros in ftmac.h */
+#undef FT_GetFile_From_Mac_Name
+#undef FT_GetFile_From_Mac_ATS_Name
+#undef FT_New_Face_From_FOND
+#undef FT_New_Face_From_FSSpec
+#undef FT_New_Face_From_FSRef
+
+
+ /* FSSpec functions are deprecated since Mac OS X 10.4 */
+#ifndef HAVE_FSSPEC
+#if TARGET_API_MAC_OS8 || TARGET_API_MAC_CARBON
+#define HAVE_FSSPEC 1
+#else
+#define HAVE_FSSPEC 0
+#endif
+#endif
+
+ /* most FSRef functions were introduced since Mac OS 9 */
+#ifndef HAVE_FSREF
+#if TARGET_API_MAC_OSX
+#define HAVE_FSREF 1
+#else
+#define HAVE_FSREF 0
+#endif
+#endif
+
+ /* QuickDraw is deprecated since Mac OS X 10.4 */
+#ifndef HAVE_QUICKDRAW_CARBON
+#if TARGET_API_MAC_OS8 || TARGET_API_MAC_CARBON
+#define HAVE_QUICKDRAW_CARBON 1
+#else
+#define HAVE_QUICKDRAW_CARBON 0
+#endif
+#endif
+
+ /* AppleTypeService is available since Mac OS X */
+#ifndef HAVE_ATS
+#if TARGET_API_MAC_OSX
+#define HAVE_ATS 1
+#ifndef kATSOptionFlagsUnRestrictedScope /* since Mac OS X 10.1 */
+#define kATSOptionFlagsUnRestrictedScope kATSOptionFlagsDefault
+#endif
+#else
+#define HAVE_ATS 0
+#endif
+#endif
+
+ /* `configure' checks the availability of `ResourceIndex' strictly */
+ /* and sets HAVE_TYPE_RESOURCE_INDEX to 1 or 0 always. If it is */
+ /* not set (e.g., a build without `configure'), the availability */
+ /* is guessed from the SDK version. */
+#ifndef HAVE_TYPE_RESOURCE_INDEX
+#if !defined( MAC_OS_X_VERSION_10_5 ) || \
+ ( MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_5 )
+#define HAVE_TYPE_RESOURCE_INDEX 0
+#else
+#define HAVE_TYPE_RESOURCE_INDEX 1
+#endif
+#endif /* !HAVE_TYPE_RESOURCE_INDEX */
+
+#if ( HAVE_TYPE_RESOURCE_INDEX == 0 )
+typedef short ResourceIndex;
+#endif
+
+ /* Set PREFER_LWFN to 1 if LWFN (Type 1) is preferred over
+ TrueType in case *both* are available (this is not common,
+ but it *is* possible). */
+#ifndef PREFER_LWFN
+#define PREFER_LWFN 1
+#endif
+
+#ifdef FT_MACINTOSH
+
+#if !HAVE_QUICKDRAW_CARBON /* QuickDraw is deprecated since Mac OS X 10.4 */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_GetFile_From_Mac_Name( const char* fontName,
+ FSSpec* pathSpec,
+ FT_Long* face_index )
+ {
+ FT_UNUSED( fontName );
+ FT_UNUSED( pathSpec );
+ FT_UNUSED( face_index );
+
+ return FT_Err_Unimplemented_Feature;
+ }
+
+#else
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_GetFile_From_Mac_Name( const char* fontName,
+ FSSpec* pathSpec,
+ FT_Long* face_index )
+ {
+ OptionBits options = kFMUseGlobalScopeOption;
+
+ FMFontFamilyIterator famIter;
+ OSStatus status = FMCreateFontFamilyIterator( NULL, NULL,
+ options,
+ &famIter );
+ FMFont the_font = 0;
+ FMFontFamily family = 0;
+
+
+ *face_index = 0;
+ while ( status == 0 && !the_font )
+ {
+ status = FMGetNextFontFamily( &famIter, &family );
+ if ( status == 0 )
+ {
+ int stat2;
+ FMFontFamilyInstanceIterator instIter;
+ Str255 famNameStr;
+ char famName[256];
+
+
+ /* get the family name */
+ FMGetFontFamilyName( family, famNameStr );
+ CopyPascalStringToC( famNameStr, famName );
+
+ /* iterate through the styles */
+ FMCreateFontFamilyInstanceIterator( family, &instIter );
+
+ *face_index = 0;
+ stat2 = 0;
+
+ while ( stat2 == 0 && !the_font )
+ {
+ FMFontStyle style;
+ FMFontSize size;
+ FMFont font;
+
+
+ stat2 = FMGetNextFontFamilyInstance( &instIter, &font,
+ &style, &size );
+ if ( stat2 == 0 && size == 0 )
+ {
+ char fullName[256];
+
+
+ /* build up a complete face name */
+ ft_strcpy( fullName, famName );
+ if ( style & bold )
+ ft_strcat( fullName, " Bold" );
+ if ( style & italic )
+ ft_strcat( fullName, " Italic" );
+
+ /* compare with the name we are looking for */
+ if ( ft_strcmp( fullName, fontName ) == 0 )
+ {
+ /* found it! */
+ the_font = font;
+ }
+ else
+ ++(*face_index);
+ }
+ }
+
+ FMDisposeFontFamilyInstanceIterator( &instIter );
+ }
+ }
+
+ FMDisposeFontFamilyIterator( &famIter );
+
+ if ( the_font )
+ {
+ FMGetFontContainer( the_font, pathSpec );
+ return FT_Err_Ok;
+ }
+ else
+ return FT_Err_Unknown_File_Format;
+ }
+
+#endif /* HAVE_QUICKDRAW_CARBON */
+
+
+#if HAVE_ATS
+
+ /* Private function. */
+ /* The FSSpec type has been discouraged for a long time, */
+ /* unfortunately an FSRef replacement API for */
+ /* ATSFontGetFileSpecification() is only available in */
+ /* Mac OS X 10.5 and later. */
+ static OSStatus
+ FT_ATSFontGetFileReference( ATSFontRef ats_font_id,
+ FSRef* ats_font_ref )
+ {
+ OSStatus err;
+
+#if !defined( MAC_OS_X_VERSION_10_5 ) || \
+ MAC_OS_X_VERSION_MIN_REQUIRED < MAC_OS_X_VERSION_10_5
+ FSSpec spec;
+
+
+ err = ATSFontGetFileSpecification( ats_font_id, &spec );
+ if ( noErr == err )
+ err = FSpMakeFSRef( &spec, ats_font_ref );
+#else
+ err = ATSFontGetFileReference( ats_font_id, ats_font_ref );
+#endif
+
+ return err;
+ }
+
+
+ static FT_Error
+ FT_GetFileRef_From_Mac_ATS_Name( const char* fontName,
+ FSRef* ats_font_ref,
+ FT_Long* face_index )
+ {
+ CFStringRef cf_fontName;
+ ATSFontRef ats_font_id;
+
+
+ *face_index = 0;
+
+ cf_fontName = CFStringCreateWithCString( NULL, fontName,
+ kCFStringEncodingMacRoman );
+ ats_font_id = ATSFontFindFromName( cf_fontName,
+ kATSOptionFlagsUnRestrictedScope );
+ CFRelease( cf_fontName );
+
+ if ( ats_font_id == 0 || ats_font_id == 0xFFFFFFFFUL )
+ return FT_Err_Unknown_File_Format;
+
+ if ( noErr != FT_ATSFontGetFileReference( ats_font_id, ats_font_ref ) )
+ return FT_Err_Unknown_File_Format;
+
+ /* face_index calculation by searching preceding fontIDs */
+ /* with same FSRef */
+ {
+ ATSFontRef id2 = ats_font_id - 1;
+ FSRef ref2;
+
+
+ while ( id2 > 0 )
+ {
+ if ( noErr != FT_ATSFontGetFileReference( id2, &ref2 ) )
+ break;
+ if ( noErr != FSCompareFSRefs( ats_font_ref, &ref2 ) )
+ break;
+
+ id2--;
+ }
+ *face_index = ats_font_id - ( id2 + 1 );
+ }
+
+ return FT_Err_Ok;
+ }
+
+#endif
+
+#if !HAVE_ATS
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_GetFilePath_From_Mac_ATS_Name( const char* fontName,
+ UInt8* path,
+ UInt32 maxPathSize,
+ FT_Long* face_index )
+ {
+ FT_UNUSED( fontName );
+ FT_UNUSED( path );
+ FT_UNUSED( maxPathSize );
+ FT_UNUSED( face_index );
+
+ return FT_Err_Unimplemented_Feature;
+ }
+
+#else
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_GetFilePath_From_Mac_ATS_Name( const char* fontName,
+ UInt8* path,
+ UInt32 maxPathSize,
+ FT_Long* face_index )
+ {
+ FSRef ref;
+ FT_Error err;
+
+
+ err = FT_GetFileRef_From_Mac_ATS_Name( fontName, &ref, face_index );
+ if ( FT_Err_Ok != err )
+ return err;
+
+ if ( noErr != FSRefMakePath( &ref, path, maxPathSize ) )
+ return FT_Err_Unknown_File_Format;
+
+ return FT_Err_Ok;
+ }
+
+#endif /* HAVE_ATS */
+
+
+#if !HAVE_FSSPEC || !HAVE_ATS
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_GetFile_From_Mac_ATS_Name( const char* fontName,
+ FSSpec* pathSpec,
+ FT_Long* face_index )
+ {
+ FT_UNUSED( fontName );
+ FT_UNUSED( pathSpec );
+ FT_UNUSED( face_index );
+
+ return FT_Err_Unimplemented_Feature;
+ }
+
+#else
+
+ /* This function is deprecated because FSSpec is deprecated in Mac OS X. */
+ FT_EXPORT_DEF( FT_Error )
+ FT_GetFile_From_Mac_ATS_Name( const char* fontName,
+ FSSpec* pathSpec,
+ FT_Long* face_index )
+ {
+ FSRef ref;
+ FT_Error err;
+
+
+ err = FT_GetFileRef_From_Mac_ATS_Name( fontName, &ref, face_index );
+ if ( FT_Err_Ok != err )
+ return err;
+
+ if ( noErr != FSGetCatalogInfo( &ref, kFSCatInfoNone, NULL, NULL,
+ pathSpec, NULL ) )
+ return FT_Err_Unknown_File_Format;
+
+ return FT_Err_Ok;
+ }
+
+#endif
+
+
+#if defined( __MWERKS__ ) && !TARGET_RT_MAC_MACHO
+
+#define STREAM_FILE( stream ) ( (FT_FILE*)stream->descriptor.pointer )
+
+
+ FT_CALLBACK_DEF( void )
+ ft_FSp_stream_close( FT_Stream stream )
+ {
+ ft_fclose( STREAM_FILE( stream ) );
+
+ stream->descriptor.pointer = NULL;
+ stream->size = 0;
+ stream->base = 0;
+ }
+
+
+ FT_CALLBACK_DEF( unsigned long )
+ ft_FSp_stream_io( FT_Stream stream,
+ unsigned long offset,
+ unsigned char* buffer,
+ unsigned long count )
+ {
+ FT_FILE* file;
+
+
+ file = STREAM_FILE( stream );
+
+ ft_fseek( file, offset, SEEK_SET );
+
+ return (unsigned long)ft_fread( buffer, 1, count, file );
+ }
+
+#endif /* __MWERKS__ && !TARGET_RT_MAC_MACHO */
+
+
+#if HAVE_FSSPEC && !HAVE_FSREF
+
+ /* isDirectory is a dummy to synchronize API with FSPathMakeRef() */
+ static OSErr
+ FT_FSPathMakeSpec( const UInt8* pathname,
+ FSSpec* spec_p,
+ Boolean isDirectory )
+ {
+ const char *p, *q;
+ short vRefNum;
+ long dirID;
+ Str255 nodeName;
+ OSErr err;
+ FT_UNUSED( isDirectory );
+
+
+ p = q = (const char *)pathname;
+ dirID = 0;
+ vRefNum = 0;
+
+ while ( 1 )
+ {
+ int len = ft_strlen( p );
+
+
+ if ( len > 255 )
+ len = 255;
+
+ q = p + len;
+
+ if ( q == p )
+ return 0;
+
+ if ( 255 < ft_strlen( (char *)pathname ) )
+ {
+ while ( p < q && *q != ':' )
+ q--;
+ }
+
+ if ( p < q )
+ *(char *)nodeName = q - p;
+ else if ( ft_strlen( p ) < 256 )
+ *(char *)nodeName = ft_strlen( p );
+ else
+ return errFSNameTooLong;
+
+ ft_strncpy( (char *)nodeName + 1, (char *)p, *(char *)nodeName );
+ err = FSMakeFSSpec( vRefNum, dirID, nodeName, spec_p );
+ if ( err || '\0' == *q )
+ return err;
+
+ vRefNum = spec_p->vRefNum;
+ dirID = spec_p->parID;
+
+ p = q;
+ }
+ }
+
+
+ static OSErr
+ FT_FSpMakePath( const FSSpec* spec_p,
+ UInt8* path,
+ UInt32 maxPathSize )
+ {
+ OSErr err;
+ FSSpec spec = *spec_p;
+ short vRefNum;
+ long dirID;
+ Str255 parDir_name;
+
+
+ FT_MEM_SET( path, 0, maxPathSize );
+ while ( 1 )
+ {
+ int child_namelen = ft_strlen( (char *)path );
+ unsigned char node_namelen = spec.name[0];
+ unsigned char* node_name = spec.name + 1;
+
+
+ if ( node_namelen + child_namelen > maxPathSize )
+ return errFSNameTooLong;
+
+ FT_MEM_MOVE( path + node_namelen + 1, path, child_namelen );
+ FT_MEM_COPY( path, node_name, node_namelen );
+ if ( child_namelen > 0 )
+ path[node_namelen] = ':';
+
+ vRefNum = spec.vRefNum;
+ dirID = spec.parID;
+ parDir_name[0] = '\0';
+ err = FSMakeFSSpec( vRefNum, dirID, parDir_name, &spec );
+ if ( noErr != err || dirID == spec.parID )
+ break;
+ }
+ return noErr;
+ }
+
+#endif /* HAVE_FSSPEC && !HAVE_FSREF */
+
+
+ static OSErr
+ FT_FSPathMakeRes( const UInt8* pathname,
+ ResFileRefNum* res )
+ {
+
+#if HAVE_FSREF
+
+ OSErr err;
+ FSRef ref;
+
+
+ if ( noErr != FSPathMakeRef( pathname, &ref, FALSE ) )
+ return FT_Err_Cannot_Open_Resource;
+
+ /* at present, no support for dfont format */
+ err = FSOpenResourceFile( &ref, 0, NULL, fsRdPerm, res );
+ if ( noErr == err )
+ return err;
+
+ /* fallback to original resource-fork font */
+ *res = FSOpenResFile( &ref, fsRdPerm );
+ err = ResError();
+
+#else
+
+ OSErr err;
+ FSSpec spec;
+
+
+ if ( noErr != FT_FSPathMakeSpec( pathname, &spec, FALSE ) )
+ return FT_Err_Cannot_Open_Resource;
+
+ /* at present, no support for dfont format without FSRef */
+ /* (see above), try original resource-fork font */
+ *res = FSpOpenResFile( &spec, fsRdPerm );
+ err = ResError();
+
+#endif /* HAVE_FSREF */
+
+ return err;
+ }
+
+
+ /* Return the file type for given pathname */
+ static OSType
+ get_file_type_from_path( const UInt8* pathname )
+ {
+
+#if HAVE_FSREF
+
+ FSRef ref;
+ FSCatalogInfo info;
+
+
+ if ( noErr != FSPathMakeRef( pathname, &ref, FALSE ) )
+ return ( OSType ) 0;
+
+ if ( noErr != FSGetCatalogInfo( &ref, kFSCatInfoFinderInfo, &info,
+ NULL, NULL, NULL ) )
+ return ( OSType ) 0;
+
+ return ((FInfo *)(info.finderInfo))->fdType;
+
+#else
+
+ FSSpec spec;
+ FInfo finfo;
+
+
+ if ( noErr != FT_FSPathMakeSpec( pathname, &spec, FALSE ) )
+ return ( OSType ) 0;
+
+ if ( noErr != FSpGetFInfo( &spec, &finfo ) )
+ return ( OSType ) 0;
+
+ return finfo.fdType;
+
+#endif /* HAVE_FSREF */
+
+ }
+
+
+ /* Given a PostScript font name, create the Macintosh LWFN file name. */
+ static void
+ create_lwfn_name( char* ps_name,
+ Str255 lwfn_file_name )
+ {
+ int max = 5, count = 0;
+ FT_Byte* p = lwfn_file_name;
+ FT_Byte* q = (FT_Byte*)ps_name;
+
+
+ lwfn_file_name[0] = 0;
+
+ while ( *q )
+ {
+ if ( ft_isupper( *q ) )
+ {
+ if ( count )
+ max = 3;
+ count = 0;
+ }
+ if ( count < max && ( ft_isalnum( *q ) || *q == '_' ) )
+ {
+ *++p = *q;
+ lwfn_file_name[0]++;
+ count++;
+ }
+ q++;
+ }
+ }
+
+
+ static short
+ count_faces_sfnt( char* fond_data )
+ {
+ /* The count is 1 greater than the value in the FOND. */
+ /* Isn't that cute? :-) */
+
+ return EndianS16_BtoN( *( (short*)( fond_data +
+ sizeof ( FamRec ) ) ) ) + 1;
+ }
+
+
+ static short
+ count_faces_scalable( char* fond_data )
+ {
+ AsscEntry* assoc;
+ FamRec* fond;
+ short i, face, face_all;
+
+
+ fond = (FamRec*)fond_data;
+ face_all = EndianS16_BtoN( *( (short *)( fond_data +
+ sizeof ( FamRec ) ) ) ) + 1;
+ assoc = (AsscEntry*)( fond_data + sizeof ( FamRec ) + 2 );
+ face = 0;
+
+ for ( i = 0; i < face_all; i++ )
+ {
+ if ( 0 == EndianS16_BtoN( assoc[i].fontSize ) )
+ face++;
+ }
+ return face;
+ }
+
+
+ /* Look inside the FOND data, answer whether there should be an SFNT
+ resource, and answer the name of a possible LWFN Type 1 file.
+
+ Thanks to Paul Miller (paulm@profoundeffects.com) for the fix
+ to load a face OTHER than the first one in the FOND!
+ */
+
+ static void
+ parse_fond( char* fond_data,
+ short* have_sfnt,
+ ResID* sfnt_id,
+ Str255 lwfn_file_name,
+ short face_index )
+ {
+ AsscEntry* assoc;
+ AsscEntry* base_assoc;
+ FamRec* fond;
+
+
+ *sfnt_id = 0;
+ *have_sfnt = 0;
+ lwfn_file_name[0] = 0;
+
+ fond = (FamRec*)fond_data;
+ assoc = (AsscEntry*)( fond_data + sizeof ( FamRec ) + 2 );
+ base_assoc = assoc;
+
+ /* the maximum faces in a FOND is 48, size of StyleTable.indexes[] */
+ if ( 47 < face_index )
+ return;
+
+ /* Let's do a little range checking before we get too excited here */
+ if ( face_index < count_faces_sfnt( fond_data ) )
+ {
+ assoc += face_index; /* add on the face_index! */
+
+ /* if the face at this index is not scalable,
+ fall back to the first one (old behavior) */
+ if ( EndianS16_BtoN( assoc->fontSize ) == 0 )
+ {
+ *have_sfnt = 1;
+ *sfnt_id = EndianS16_BtoN( assoc->fontID );
+ }
+ else if ( base_assoc->fontSize == 0 )
+ {
+ *have_sfnt = 1;
+ *sfnt_id = EndianS16_BtoN( base_assoc->fontID );
+ }
+ }
+
+ if ( EndianS32_BtoN( fond->ffStylOff ) )
+ {
+ unsigned char* p = (unsigned char*)fond_data;
+ StyleTable* style;
+ unsigned short string_count;
+ char ps_name[256];
+ unsigned char* names[64];
+ int i;
+
+
+ p += EndianS32_BtoN( fond->ffStylOff );
+ style = (StyleTable*)p;
+ p += sizeof ( StyleTable );
+ string_count = EndianS16_BtoN( *(short*)(p) );
+ p += sizeof ( short );
+
+ for ( i = 0; i < string_count && i < 64; i++ )
+ {
+ names[i] = p;
+ p += names[i][0];
+ p++;
+ }
+
+ {
+ size_t ps_name_len = (size_t)names[0][0];
+
+
+ if ( ps_name_len != 0 )
+ {
+ ft_memcpy(ps_name, names[0] + 1, ps_name_len);
+ ps_name[ps_name_len] = 0;
+ }
+ if ( style->indexes[face_index] > 1 &&
+ style->indexes[face_index] <= FT_MIN( string_count, 64 ) )
+ {
+ unsigned char* suffixes = names[style->indexes[face_index] - 1];
+
+
+ for ( i = 1; i <= suffixes[0]; i++ )
+ {
+ unsigned char* s;
+ size_t j = suffixes[i] - 1;
+
+
+ if ( j < string_count && ( s = names[j] ) != NULL )
+ {
+ size_t s_len = (size_t)s[0];
+
+
+ if ( s_len != 0 && ps_name_len + s_len < sizeof ( ps_name ) )
+ {
+ ft_memcpy( ps_name + ps_name_len, s + 1, s_len );
+ ps_name_len += s_len;
+ ps_name[ps_name_len] = 0;
+ }
+ }
+ }
+ }
+ }
+
+ create_lwfn_name( ps_name, lwfn_file_name );
+ }
+ }
+
+
+ static FT_Error
+ lookup_lwfn_by_fond( const UInt8* path_fond,
+ ConstStr255Param base_lwfn,
+ UInt8* path_lwfn,
+ int path_size )
+ {
+
+#if HAVE_FSREF
+
+ FSRef ref, par_ref;
+ int dirname_len;
+
+
+ /* Pathname for FSRef can be in various formats: HFS, HFS+, and POSIX. */
+ /* We should not extract parent directory by string manipulation. */
+
+ if ( noErr != FSPathMakeRef( path_fond, &ref, FALSE ) )
+ return FT_Err_Invalid_Argument;
+
+ if ( noErr != FSGetCatalogInfo( &ref, kFSCatInfoNone,
+ NULL, NULL, NULL, &par_ref ) )
+ return FT_Err_Invalid_Argument;
+
+ if ( noErr != FSRefMakePath( &par_ref, path_lwfn, path_size ) )
+ return FT_Err_Invalid_Argument;
+
+ if ( ft_strlen( (char *)path_lwfn ) + 1 + base_lwfn[0] > path_size )
+ return FT_Err_Invalid_Argument;
+
+ /* now we have absolute dirname in path_lwfn */
+ if ( path_lwfn[0] == '/' )
+ ft_strcat( (char *)path_lwfn, "/" );
+ else
+ ft_strcat( (char *)path_lwfn, ":" );
+
+ dirname_len = ft_strlen( (char *)path_lwfn );
+ ft_strcat( (char *)path_lwfn, (char *)base_lwfn + 1 );
+ path_lwfn[dirname_len + base_lwfn[0]] = '\0';
+
+ if ( noErr != FSPathMakeRef( path_lwfn, &ref, FALSE ) )
+ return FT_Err_Cannot_Open_Resource;
+
+ if ( noErr != FSGetCatalogInfo( &ref, kFSCatInfoNone,
+ NULL, NULL, NULL, NULL ) )
+ return FT_Err_Cannot_Open_Resource;
+
+ return FT_Err_Ok;
+
+#else
+
+ int i;
+ FSSpec spec;
+
+
+ /* pathname for FSSpec is always HFS format */
+ if ( ft_strlen( (char *)path_fond ) > path_size )
+ return FT_Err_Invalid_Argument;
+
+ ft_strcpy( (char *)path_lwfn, (char *)path_fond );
+
+ i = ft_strlen( (char *)path_lwfn ) - 1;
+ while ( i > 0 && ':' != path_lwfn[i] )
+ i--;
+
+ if ( i + 1 + base_lwfn[0] > path_size )
+ return FT_Err_Invalid_Argument;
+
+ if ( ':' == path_lwfn[i] )
+ {
+ ft_strcpy( (char *)path_lwfn + i + 1, (char *)base_lwfn + 1 );
+ path_lwfn[i + 1 + base_lwfn[0]] = '\0';
+ }
+ else
+ {
+ ft_strcpy( (char *)path_lwfn, (char *)base_lwfn + 1 );
+ path_lwfn[base_lwfn[0]] = '\0';
+ }
+
+ if ( noErr != FT_FSPathMakeSpec( path_lwfn, &spec, FALSE ) )
+ return FT_Err_Cannot_Open_Resource;
+
+ return FT_Err_Ok;
+
+#endif /* HAVE_FSREF */
+
+ }
+
+
+ static short
+ count_faces( Handle fond,
+ const UInt8* pathname )
+ {
+ ResID sfnt_id;
+ short have_sfnt, have_lwfn;
+ Str255 lwfn_file_name;
+ UInt8 buff[PATH_MAX];
+ FT_Error err;
+ short num_faces;
+
+
+ have_sfnt = have_lwfn = 0;
+
+ HLock( fond );
+ parse_fond( *fond, &have_sfnt, &sfnt_id, lwfn_file_name, 0 );
+
+ if ( lwfn_file_name[0] )
+ {
+ err = lookup_lwfn_by_fond( pathname, lwfn_file_name,
+ buff, sizeof ( buff ) );
+ if ( FT_Err_Ok == err )
+ have_lwfn = 1;
+ }
+
+ if ( have_lwfn && ( !have_sfnt || PREFER_LWFN ) )
+ num_faces = 1;
+ else
+ num_faces = count_faces_scalable( *fond );
+
+ HUnlock( fond );
+ return num_faces;
+ }
+
+
+ /* Read Type 1 data from the POST resources inside the LWFN file,
+ return a PFB buffer. This is somewhat convoluted because the FT2
+ PFB parser wants the ASCII header as one chunk, and the LWFN
+ chunks are often not organized that way, so we glue chunks
+ of the same type together. */
+ static FT_Error
+ read_lwfn( FT_Memory memory,
+ ResFileRefNum res,
+ FT_Byte** pfb_data,
+ FT_ULong* size )
+ {
+ FT_Error error = FT_Err_Ok;
+ ResID res_id;
+ unsigned char *buffer, *p, *size_p = NULL;
+ FT_ULong total_size = 0;
+ FT_ULong old_total_size = 0;
+ FT_ULong post_size, pfb_chunk_size;
+ Handle post_data;
+ char code, last_code;
+
+
+ UseResFile( res );
+
+ /* First pass: load all POST resources, and determine the size of */
+ /* the output buffer. */
+ res_id = 501;
+ last_code = -1;
+
+ for (;;)
+ {
+ post_data = Get1Resource( TTAG_POST, res_id++ );
+ if ( post_data == NULL )
+ break; /* we are done */
+
+ code = (*post_data)[0];
+
+ if ( code != last_code )
+ {
+ if ( code == 5 )
+ total_size += 2; /* just the end code */
+ else
+ total_size += 6; /* code + 4 bytes chunk length */
+ }
+
+ total_size += GetHandleSize( post_data ) - 2;
+ last_code = code;
+
+ /* detect integer overflows */
+ if ( total_size < old_total_size )
+ {
+ error = FT_Err_Array_Too_Large;
+ goto Error;
+ }
+
+ old_total_size = total_size;
+ }
+
+ if ( FT_ALLOC( buffer, (FT_Long)total_size ) )
+ goto Error;
+
+ /* Second pass: append all POST data to the buffer, add PFB fields. */
+ /* Glue all consecutive chunks of the same type together. */
+ p = buffer;
+ res_id = 501;
+ last_code = -1;
+ pfb_chunk_size = 0;
+
+ for (;;)
+ {
+ post_data = Get1Resource( TTAG_POST, res_id++ );
+ if ( post_data == NULL )
+ break; /* we are done */
+
+ post_size = (FT_ULong)GetHandleSize( post_data ) - 2;
+ code = (*post_data)[0];
+
+ if ( code != last_code )
+ {
+ if ( last_code != -1 )
+ {
+ /* we are done adding a chunk, fill in the size field */
+ if ( size_p != NULL )
+ {
+ *size_p++ = (FT_Byte)( pfb_chunk_size & 0xFF );
+ *size_p++ = (FT_Byte)( ( pfb_chunk_size >> 8 ) & 0xFF );
+ *size_p++ = (FT_Byte)( ( pfb_chunk_size >> 16 ) & 0xFF );
+ *size_p++ = (FT_Byte)( ( pfb_chunk_size >> 24 ) & 0xFF );
+ }
+ pfb_chunk_size = 0;
+ }
+
+ *p++ = 0x80;
+ if ( code == 5 )
+ *p++ = 0x03; /* the end */
+ else if ( code == 2 )
+ *p++ = 0x02; /* binary segment */
+ else
+ *p++ = 0x01; /* ASCII segment */
+
+ if ( code != 5 )
+ {
+ size_p = p; /* save for later */
+ p += 4; /* make space for size field */
+ }
+ }
+
+ ft_memcpy( p, *post_data + 2, post_size );
+ pfb_chunk_size += post_size;
+ p += post_size;
+ last_code = code;
+ }
+
+ *pfb_data = buffer;
+ *size = total_size;
+
+ Error:
+ CloseResFile( res );
+ return error;
+ }
+
+
+ /* Create a new FT_Face from a file spec to an LWFN file. */
+ static FT_Error
+ FT_New_Face_From_LWFN( FT_Library library,
+ const UInt8* pathname,
+ FT_Long face_index,
+ FT_Face* aface )
+ {
+ FT_Byte* pfb_data;
+ FT_ULong pfb_size;
+ FT_Error error;
+ ResFileRefNum res;
+
+
+ if ( noErr != FT_FSPathMakeRes( pathname, &res ) )
+ return FT_Err_Cannot_Open_Resource;
+
+ pfb_data = NULL;
+ pfb_size = 0;
+ error = read_lwfn( library->memory, res, &pfb_data, &pfb_size );
+ CloseResFile( res ); /* PFB is already loaded, useless anymore */
+ if ( error )
+ return error;
+
+ return open_face_from_buffer( library,
+ pfb_data,
+ pfb_size,
+ face_index,
+ "type1",
+ aface );
+ }
+
+
+ /* Create a new FT_Face from an SFNT resource, specified by res ID. */
+ static FT_Error
+ FT_New_Face_From_SFNT( FT_Library library,
+ ResID sfnt_id,
+ FT_Long face_index,
+ FT_Face* aface )
+ {
+ Handle sfnt = NULL;
+ FT_Byte* sfnt_data;
+ size_t sfnt_size;
+ FT_Error error = FT_Err_Ok;
+ FT_Memory memory = library->memory;
+ int is_cff, is_sfnt_ps;
+
+
+ sfnt = GetResource( TTAG_sfnt, sfnt_id );
+ if ( sfnt == NULL )
+ return FT_Err_Invalid_Handle;
+
+ sfnt_size = (FT_ULong)GetHandleSize( sfnt );
+ if ( FT_ALLOC( sfnt_data, (FT_Long)sfnt_size ) )
+ {
+ ReleaseResource( sfnt );
+ return error;
+ }
+
+ HLock( sfnt );
+ ft_memcpy( sfnt_data, *sfnt, sfnt_size );
+ HUnlock( sfnt );
+ ReleaseResource( sfnt );
+
+ is_cff = sfnt_size > 4 && !ft_memcmp( sfnt_data, "OTTO", 4 );
+ is_sfnt_ps = sfnt_size > 4 && !ft_memcmp( sfnt_data, "typ1", 4 );
+
+ if ( is_sfnt_ps )
+ {
+ FT_Stream stream;
+
+
+ if ( FT_NEW( stream ) )
+ goto Try_OpenType;
+
+ FT_Stream_OpenMemory( stream, sfnt_data, sfnt_size );
+ if ( !open_face_PS_from_sfnt_stream( library,
+ stream,
+ face_index,
+ 0, NULL,
+ aface ) )
+ {
+ FT_Stream_Close( stream );
+ FT_FREE( stream );
+ FT_FREE( sfnt_data );
+ goto Exit;
+ }
+
+ FT_FREE( stream );
+ }
+ Try_OpenType:
+ error = open_face_from_buffer( library,
+ sfnt_data,
+ sfnt_size,
+ face_index,
+ is_cff ? "cff" : "truetype",
+ aface );
+ Exit:
+ return error;
+ }
+
+
+ /* Create a new FT_Face from a file spec to a suitcase file. */
+ static FT_Error
+ FT_New_Face_From_Suitcase( FT_Library library,
+ const UInt8* pathname,
+ FT_Long face_index,
+ FT_Face* aface )
+ {
+ FT_Error error = FT_Err_Cannot_Open_Resource;
+ ResFileRefNum res_ref;
+ ResourceIndex res_index;
+ Handle fond;
+ short num_faces_in_res, num_faces_in_fond;
+
+
+ if ( noErr != FT_FSPathMakeRes( pathname, &res_ref ) )
+ return FT_Err_Cannot_Open_Resource;
+
+ UseResFile( res_ref );
+ if ( ResError() )
+ return FT_Err_Cannot_Open_Resource;
+
+ num_faces_in_res = 0;
+ for ( res_index = 1; ; ++res_index )
+ {
+ fond = Get1IndResource( TTAG_FOND, res_index );
+ if ( ResError() )
+ break;
+
+ num_faces_in_fond = count_faces( fond, pathname );
+ num_faces_in_res += num_faces_in_fond;
+
+ if ( 0 <= face_index && face_index < num_faces_in_fond && error )
+ error = FT_New_Face_From_FOND( library, fond, face_index, aface );
+
+ face_index -= num_faces_in_fond;
+ }
+
+ CloseResFile( res_ref );
+ if ( FT_Err_Ok == error && NULL != aface )
+ (*aface)->num_faces = num_faces_in_res;
+ return error;
+ }
+
+
+ /* documentation is in ftmac.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_New_Face_From_FOND( FT_Library library,
+ Handle fond,
+ FT_Long face_index,
+ FT_Face* aface )
+ {
+ short have_sfnt, have_lwfn = 0;
+ ResID sfnt_id, fond_id;
+ OSType fond_type;
+ Str255 fond_name;
+ Str255 lwfn_file_name;
+ UInt8 path_lwfn[PATH_MAX];
+ OSErr err;
+ FT_Error error = FT_Err_Ok;
+
+
+ GetResInfo( fond, &fond_id, &fond_type, fond_name );
+ if ( ResError() != noErr || fond_type != TTAG_FOND )
+ return FT_Err_Invalid_File_Format;
+
+ HLock( fond );
+ parse_fond( *fond, &have_sfnt, &sfnt_id, lwfn_file_name, face_index );
+ HUnlock( fond );
+
+ if ( lwfn_file_name[0] )
+ {
+ ResFileRefNum res;
+
+
+ res = HomeResFile( fond );
+ if ( noErr != ResError() )
+ goto found_no_lwfn_file;
+
+#if HAVE_FSREF
+
+ {
+ UInt8 path_fond[PATH_MAX];
+ FSRef ref;
+
+
+ err = FSGetForkCBInfo( res, kFSInvalidVolumeRefNum,
+ NULL, NULL, NULL, &ref, NULL );
+ if ( noErr != err )
+ goto found_no_lwfn_file;
+
+ err = FSRefMakePath( &ref, path_fond, sizeof ( path_fond ) );
+ if ( noErr != err )
+ goto found_no_lwfn_file;
+
+ error = lookup_lwfn_by_fond( path_fond, lwfn_file_name,
+ path_lwfn, sizeof ( path_lwfn ) );
+ if ( FT_Err_Ok == error )
+ have_lwfn = 1;
+ }
+
+#elif HAVE_FSSPEC
+
+ {
+ UInt8 path_fond[PATH_MAX];
+ FCBPBRec pb;
+ Str255 fond_file_name;
+ FSSpec spec;
+
+
+ FT_MEM_SET( &spec, 0, sizeof ( FSSpec ) );
+ FT_MEM_SET( &pb, 0, sizeof ( FCBPBRec ) );
+
+ pb.ioNamePtr = fond_file_name;
+ pb.ioVRefNum = 0;
+ pb.ioRefNum = res;
+ pb.ioFCBIndx = 0;
+
+ err = PBGetFCBInfoSync( &pb );
+ if ( noErr != err )
+ goto found_no_lwfn_file;
+
+ err = FSMakeFSSpec( pb.ioFCBVRefNum, pb.ioFCBParID,
+ fond_file_name, &spec );
+ if ( noErr != err )
+ goto found_no_lwfn_file;
+
+ err = FT_FSpMakePath( &spec, path_fond, sizeof ( path_fond ) );
+ if ( noErr != err )
+ goto found_no_lwfn_file;
+
+ error = lookup_lwfn_by_fond( path_fond, lwfn_file_name,
+ path_lwfn, sizeof ( path_lwfn ) );
+ if ( FT_Err_Ok == error )
+ have_lwfn = 1;
+ }
+
+#endif /* HAVE_FSREF, HAVE_FSSPEC */
+
+ }
+
+ if ( have_lwfn && ( !have_sfnt || PREFER_LWFN ) )
+ error = FT_New_Face_From_LWFN( library,
+ path_lwfn,
+ face_index,
+ aface );
+ else
+ error = FT_Err_Unknown_File_Format;
+
+ found_no_lwfn_file:
+ if ( have_sfnt && FT_Err_Ok != error )
+ error = FT_New_Face_From_SFNT( library,
+ sfnt_id,
+ face_index,
+ aface );
+
+ return error;
+ }
+
+
+ /* Common function to load a new FT_Face from a resource file. */
+ static FT_Error
+ FT_New_Face_From_Resource( FT_Library library,
+ const UInt8* pathname,
+ FT_Long face_index,
+ FT_Face* aface )
+ {
+ OSType file_type;
+ FT_Error error;
+
+
+ /* LWFN is a (very) specific file format, check for it explicitly */
+ file_type = get_file_type_from_path( pathname );
+ if ( file_type == TTAG_LWFN )
+ return FT_New_Face_From_LWFN( library, pathname, face_index, aface );
+
+ /* Otherwise the file type doesn't matter (there are more than */
+ /* `FFIL' and `tfil'). Just try opening it as a font suitcase; */
+ /* if it works, fine. */
+
+ error = FT_New_Face_From_Suitcase( library, pathname, face_index, aface );
+ if ( error == 0 )
+ return error;
+
+ /* let it fall through to normal loader (.ttf, .otf, etc.); */
+ /* we signal this by returning no error and no FT_Face */
+ *aface = NULL;
+ return 0;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_New_Face */
+ /* */
+ /* <Description> */
+ /* This is the Mac-specific implementation of FT_New_Face. In */
+ /* addition to the standard FT_New_Face() functionality, it also */
+ /* accepts pathnames to Mac suitcase files. For further */
+ /* documentation see the original FT_New_Face() in freetype.h. */
+ /* */
+ FT_EXPORT_DEF( FT_Error )
+ FT_New_Face( FT_Library library,
+ const char* pathname,
+ FT_Long face_index,
+ FT_Face* aface )
+ {
+ FT_Open_Args args;
+ FT_Error error;
+
+
+ /* test for valid `library' and `aface' delayed to FT_Open_Face() */
+ if ( !pathname )
+ return FT_Err_Invalid_Argument;
+
+ error = FT_Err_Ok;
+ *aface = NULL;
+
+ /* try resourcefork based font: LWFN, FFIL */
+ error = FT_New_Face_From_Resource( library, (UInt8 *)pathname,
+ face_index, aface );
+ if ( error != 0 || *aface != NULL )
+ return error;
+
+ /* let it fall through to normal loader (.ttf, .otf, etc.) */
+ args.flags = FT_OPEN_PATHNAME;
+ args.pathname = (char*)pathname;
+ return FT_Open_Face( library, &args, face_index, aface );
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_New_Face_From_FSRef */
+ /* */
+ /* <Description> */
+ /* FT_New_Face_From_FSRef is identical to FT_New_Face except it */
+ /* accepts an FSRef instead of a path. */
+ /* */
+ /* This function is deprecated because Carbon data types (FSRef) */
+ /* are not cross-platform, and thus not suitable for the freetype API. */
+ FT_EXPORT_DEF( FT_Error )
+ FT_New_Face_From_FSRef( FT_Library library,
+ const FSRef* ref,
+ FT_Long face_index,
+ FT_Face* aface )
+ {
+
+#if !HAVE_FSREF
+
+ FT_UNUSED( library );
+ FT_UNUSED( ref );
+ FT_UNUSED( face_index );
+ FT_UNUSED( aface );
+
+ return FT_Err_Unimplemented_Feature;
+
+#else
+
+ FT_Error error;
+ FT_Open_Args args;
+ OSErr err;
+ UInt8 pathname[PATH_MAX];
+
+
+ if ( !ref )
+ return FT_Err_Invalid_Argument;
+
+ err = FSRefMakePath( ref, pathname, sizeof ( pathname ) );
+ if ( err )
+ error = FT_Err_Cannot_Open_Resource;
+
+ error = FT_New_Face_From_Resource( library, pathname, face_index, aface );
+ if ( error != 0 || *aface != NULL )
+ return error;
+
+ /* fallback to datafork font */
+ args.flags = FT_OPEN_PATHNAME;
+ args.pathname = (char*)pathname;
+ return FT_Open_Face( library, &args, face_index, aface );
+
+#endif /* HAVE_FSREF */
+
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_New_Face_From_FSSpec */
+ /* */
+ /* <Description> */
+ /* FT_New_Face_From_FSSpec is identical to FT_New_Face except it */
+ /* accepts an FSSpec instead of a path. */
+ /* */
+ /* This function is deprecated because Carbon data types (FSSpec) */
+ /* are not cross-platform, and thus not suitable for the freetype API. */
+ FT_EXPORT_DEF( FT_Error )
+ FT_New_Face_From_FSSpec( FT_Library library,
+ const FSSpec* spec,
+ FT_Long face_index,
+ FT_Face* aface )
+ {
+
+#if HAVE_FSREF
+
+ FSRef ref;
+
+
+ if ( !spec || FSpMakeFSRef( spec, &ref ) != noErr )
+ return FT_Err_Invalid_Argument;
+ else
+ return FT_New_Face_From_FSRef( library, &ref, face_index, aface );
+
+#elif HAVE_FSSPEC
+
+ FT_Error error;
+ FT_Open_Args args;
+ OSErr err;
+ UInt8 pathname[PATH_MAX];
+
+
+ if ( !spec )
+ return FT_Err_Invalid_Argument;
+
+ err = FT_FSpMakePath( spec, pathname, sizeof ( pathname ) );
+ if ( err )
+ error = FT_Err_Cannot_Open_Resource;
+
+ error = FT_New_Face_From_Resource( library, pathname, face_index, aface );
+ if ( error != 0 || *aface != NULL )
+ return error;
+
+ /* fallback to datafork font */
+ args.flags = FT_OPEN_PATHNAME;
+ args.pathname = (char*)pathname;
+ return FT_Open_Face( library, &args, face_index, aface );
+
+#else
+
+ FT_UNUSED( library );
+ FT_UNUSED( spec );
+ FT_UNUSED( face_index );
+ FT_UNUSED( aface );
+
+ return FT_Err_Unimplemented_Feature;
+
+#endif /* HAVE_FSREF, HAVE_FSSPEC */
+
+ }
+
+#endif /* FT_MACINTOSH */
+
+
+/* END */
--- /dev/null
+#
+# FreeType 2 modules sub-Makefile
+#
+
+
+# Copyright 1996-2000, 2003, 2006, 2008 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# DO NOT INVOKE THIS MAKEFILE DIRECTLY! IT IS MEANT TO BE INCLUDED BY
+# OTHER MAKEFILES.
+
+
+# This file is in charge of handling the generation of the modules list
+# file.
+
+
+# Build the modules list.
+#
+$(FTMODULE_H): $(MODULES_CFG)
+ $(FTMODULE_H_INIT)
+ $(FTMODULE_H_CREATE)
+ $(FTMODULE_H_DONE)
+
+ifneq ($(findstring $(PLATFORM),dos win32 win16 os2),)
+ OPEN_MODULE := @echo$(space)
+ CLOSE_MODULE := >> $(subst /,$(SEP),$(FTMODULE_H))
+ REMOVE_MODULE := @-$(DELETE) $(subst /,$(SEP),$(FTMODULE_H))
+else
+ OPEN_MODULE := @echo "
+ CLOSE_MODULE := " >> $(FTMODULE_H)
+ REMOVE_MODULE := @-$(DELETE) $(FTMODULE_H)
+endif
+
+
+define FTMODULE_H_INIT
+$(REMOVE_MODULE)
+@-echo Generating modules list in $(FTMODULE_H)...
+$(OPEN_MODULE)/* This is a generated file. */$(CLOSE_MODULE)
+endef
+
+# It is no mistake that the final closing parenthesis is on the
+# next line -- it produces proper newlines during the expansion
+# of `foreach'.
+#
+define FTMODULE_H_CREATE
+$(foreach COMMAND,$(FTMODULE_H_COMMANDS),$($(COMMAND))
+)
+endef
+
+define FTMODULE_H_DONE
+$(OPEN_MODULE)/* EOF */$(CLOSE_MODULE)
+@echo done.
+endef
+
+
+# $(OPEN_DRIVER) & $(CLOSE_DRIVER) are used to specify a given font driver
+# in the `module.mk' rules file.
+#
+OPEN_DRIVER := $(OPEN_MODULE)FT_USE_MODULE(
+CLOSE_DRIVER := )$(CLOSE_MODULE)
+
+ECHO_DRIVER := @echo "* module:$(space)
+ECHO_DRIVER_DESC := (
+ECHO_DRIVER_DONE := )"
+
+# Each `module.mk' in the `src/*' subdirectories adds a variable with
+# commands to $(FTMODULE_H_COMMANDS). Note that we can't use SRC_DIR here.
+#
+-include $(patsubst %,$(TOP_DIR)/src/%/module.mk,$(MODULES))
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 configuration file to detect an OS/2 host platform.
+#
+
+
+# Copyright 1996-2000, 2003, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+.PHONY: setup
+
+
+ifeq ($(PLATFORM),ansi)
+
+ ifdef OS2_SHELL
+
+ PLATFORM := os2
+
+ endif # test OS2_SHELL
+endif
+
+ifeq ($(PLATFORM),os2)
+
+ COPY := copy
+ DELETE := del
+ CAT := type
+ SEP := $(BACKSLASH)
+
+ # gcc-emx by default
+ CONFIG_FILE := os2-gcc.mk
+
+ # additionally, we provide hooks for various other compilers
+ #
+ ifneq ($(findstring visualage,$(MAKECMDGOALS)),) # Visual Age C++
+ CONFIG_FILE := os2-icc.mk
+ CC := icc
+ visualage: setup
+ .PHONY: visualage
+ endif
+
+ ifneq ($(findstring watcom,$(MAKECMDGOALS)),) # Watcom C/C++
+ CONFIG_FILE := os2-wat.mk
+ CC := wcc386
+ watcom: setup
+ .PHONY: watcom
+ endif
+
+ ifneq ($(findstring borlandc,$(MAKECMDGOALS)),) # Borland C++ 32-bit
+ CONFIG_FILE := os2-bcc.mk
+ CC := bcc32
+ borlandc: setup
+ .PHONY: borlandc
+ endif
+
+ ifneq ($(findstring devel,$(MAKECMDGOALS)),) # development target
+ CONFIG_FILE := os2-dev.mk
+ CC := gcc
+ devel: setup
+ .PHONY: devel
+ endif
+
+ setup: dos_setup
+
+endif # test PLATFORM os2
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 OS/2 specific definitions
+#
+
+
+# Copyright 1996-2000, 2003, 2005, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+DELETE := del
+CAT := type
+SEP := $(strip \ )
+BUILD_DIR := $(TOP_DIR)/builds/os2
+PLATFORM := os2
+
+# The executable file extension (for tools), *with* leading dot.
+#
+E := .exe
+
+# The directory where all library files are placed.
+#
+# By default, this is the same as $(OBJ_DIR); however, this can be changed
+# to suit particular needs.
+#
+LIB_DIR := $(OBJ_DIR)
+
+# The name of the final library file. Note that the DOS-specific Makefile
+# uses a shorter (8.3) name.
+#
+LIBRARY := $(PROJECT)
+
+
+# The NO_OUTPUT macro is used to ignore the output of commands.
+#
+NO_OUTPUT = 2> nul
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 configuration rules for OS/2 + GCC
+#
+# Development version without optimizations.
+#
+
+
+# Copyright 1996-2000, 2003, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+DEVEL_DIR := $(TOP_DIR)/devel
+
+# include OS/2-specific definitions
+include $(TOP_DIR)/builds/os2/os2-def.mk
+
+# include gcc-specific definitions
+include $(TOP_DIR)/builds/compiler/gcc-dev.mk
+
+# include linking instructions
+include $(TOP_DIR)/builds/link_dos.mk
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 configuration rules for the OS/2 + gcc
+#
+
+
+# Copyright 1996-2000 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# include OS/2-specific definitions
+include $(TOP_DIR)/builds/os2/os2-def.mk
+
+# include gcc-specific definitions
+include $(TOP_DIR)/builds/compiler/gcc.mk
+
+# include linking instructions
+include $(TOP_DIR)/builds/link_dos.mk
+
+
+# EOF
--- /dev/null
+//
+// FreeType 2 project for the symbian platform
+//
+
+// Copyright 2008, 2009 by
+// David Turner, Robert Wilhelm, and Werner Lemberg.
+//
+// This file is part of the FreeType project, and may only be used, modified,
+// and distributed under the terms of the FreeType project license,
+// LICENSE.TXT. By continuing to use, modify, or distribute this file you
+// indicate that you have read the license and understand and accept it
+// fully.
+
+PRJ_PLATFORMS
+DEFAULT
+
+PRJ_MMPFILES
+freetype.mmp
+
+PRJ_EXPORTS
+../../include/ft2build.h
+../../include/freetype/config/ftconfig.h freetype/config/ftconfig.h
+../../include/freetype/config/ftheader.h freetype/config/ftheader.h
+../../include/freetype/config/ftmodule.h freetype/config/ftmodule.h
+../../include/freetype/config/ftoption.h freetype/config/ftoption.h
+../../include/freetype/config/ftstdlib.h freetype/config/ftstdlib.h
+../../include/freetype/freetype.h freetype/freetype.h
+../../include/freetype/ftbbox.h freetype/ftbbox.h
+../../include/freetype/ftbdf.h freetype/ftbdf.h
+../../include/freetype/ftbitmap.h freetype/ftbitmap.h
+../../include/freetype/ftcache.h freetype/ftcache.h
+../../include/freetype/ftcid.h freetype/ftcid.h
+../../include/freetype/fterrdef.h freetype/fterrdef.h
+../../include/freetype/fterrors.h freetype/fterrors.h
+../../include/freetype/ftgasp.h freetype/ftgasp.h
+../../include/freetype/ftglyph.h freetype/ftglyph.h
+../../include/freetype/ftgxval.h freetype/ftgxval.h
+../../include/freetype/ftgzip.h freetype/ftgzip.h
+../../include/freetype/ftbzip2.h freetype/ftbzip2.h
+../../include/freetype/ftimage.h freetype/ftimage.h
+../../include/freetype/ftincrem.h freetype/ftincrem.h
+../../include/freetype/ftlcdfil.h freetype/ftlcdfil.h
+../../include/freetype/ftlist.h freetype/ftlist.h
+../../include/freetype/ftlzw.h freetype/ftlzw.h
+../../include/freetype/ftmac.h freetype/ftmac.h
+../../include/freetype/ftmm.h freetype/ftmm.h
+../../include/freetype/ftmodapi.h freetype/ftmodapi.h
+../../include/freetype/ftmoderr.h freetype/ftmoderr.h
+../../include/freetype/ftotval.h freetype/ftotval.h
+../../include/freetype/ftoutln.h freetype/ftoutln.h
+../../include/freetype/ftpfr.h freetype/ftpfr.h
+../../include/freetype/ftrender.h freetype/ftrender.h
+../../include/freetype/ftsizes.h freetype/ftsizes.h
+../../include/freetype/ftsnames.h freetype/ftsnames.h
+../../include/freetype/ftstroke.h freetype/ftstroke.h
+../../include/freetype/ftsynth.h freetype/ftsynth.h
+../../include/freetype/ftsystem.h freetype/ftsystem.h
+../../include/freetype/fttrigon.h freetype/fttrigon.h
+../../include/freetype/fttypes.h freetype/fttypes.h
+../../include/freetype/ftwinfnt.h freetype/ftwinfnt.h
+../../include/freetype/ftxf86.h freetype/ftxf86.h
+../../include/freetype/t1tables.h freetype/t1tables.h
+../../include/freetype/ttnameid.h freetype/ttnameid.h
+../../include/freetype/tttables.h freetype/tttables.h
+../../include/freetype/tttags.h freetype/tttags.h
+../../include/freetype/ttunpat.h freetype/ttunpat.h
--- /dev/null
+//
+// FreeType 2 makefile for the symbian platform
+//
+
+// Copyright 2008, 2009 by
+// David Turner, Robert Wilhelm, and Werner Lemberg.
+//
+// This file is part of the FreeType project, and may only be used, modified,
+// and distributed under the terms of the FreeType project license,
+// LICENSE.TXT. By continuing to use, modify, or distribute this file you
+// indicate that you have read the license and understand and accept it
+// fully.
+
+target freetype.lib
+targettype lib
+
+macro NDEBUG
+macro FT2_BUILD_LIBRARY
+
+sourcepath ..\..\src\autofit
+
+source autofit.c
+
+sourcepath ..\..\src\base
+
+source ftbase.c
+source ftbbox.c
+source ftbdf.c
+source ftbitmap.c
+source ftcid.c
+source ftfstype.c
+source ftgasp.c
+source ftglyph.c
+source ftgxval.c
+source ftinit.c
+source ftlcdfil.c
+source ftmm.c
+source ftotval.c
+source ftpatent.c
+source ftpfr.c
+source ftstroke.c
+source ftsynth.c
+source ftsystem.c
+source fttype1.c
+source ftwinfnt.c
+
+sourcepath ..\..\src\bdf
+
+source bdf.c
+
+sourcepath ..\..\src\cache
+
+source ftcache.c
+
+sourcepath ..\..\src\cff
+
+source cff.c
+
+sourcepath ..\..\src\cid
+
+source type1cid.c
+
+sourcepath ..\..\src\gzip
+
+source ftgzip.c
+
+sourcepath ..\..\src\bzip2
+
+source ftbzip2.c
+
+sourcepath ..\..\src\lzw
+
+source ftlzw.c
+
+sourcepath ..\..\src\pcf
+
+source pcf.c
+
+sourcepath ..\..\src\pfr
+
+source pfr.c
+
+sourcepath ..\..\src\psaux
+
+source psaux.c
+
+sourcepath ..\..\src\pshinter
+
+source pshinter.c
+
+sourcepath ..\..\src\psnames
+
+source psmodule.c
+
+sourcepath ..\..\src\raster
+
+source raster.c
+
+sourcepath ..\..\src\sfnt
+
+source sfnt.c
+
+sourcepath ..\..\src\smooth
+
+source smooth.c
+
+sourcepath ..\..\src\truetype
+
+source truetype.c
+
+sourcepath ..\..\src\type1
+
+source type1.c
+
+sourcepath ..\..\src\type42
+
+source type42.c
+
+sourcepath ..\..\src\winfonts
+
+source winfnt.c
+
+
+systeminclude ..\..\include
+systeminclude \epoc32\include\stdapis
+userinclude ..\..\src\autofit
+userinclude ..\..\src\bdf
+userinclude ..\..\src\cache
+userinclude ..\..\src\cff
+userinclude ..\..\src\cid
+userinclude ..\..\src\gxvalid
+userinclude ..\..\src\gzip
+userinclude ..\..\src\bzip2
+userinclude ..\..\src\lzw
+userinclude ..\..\src\otvalid
+userinclude ..\..\src\pcf
+userinclude ..\..\src\pfr
+userinclude ..\..\src\psaux
+userinclude ..\..\src\pshinter
+userinclude ..\..\src\psnames
+userinclude ..\..\src\raster
+userinclude ..\..\src\sfnt
+userinclude ..\..\src\smooth
+userinclude ..\..\src\truetype
+userinclude ..\..\src\type1
+userinclude ..\..\src\type42
+userinclude ..\..\src\winfonts
--- /dev/null
+#
+# FreeType build system -- top-level sub-Makefile
+#
+
+
+# Copyright 1996-2000, 2001, 2003, 2006, 2008, 2009, 2010 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# This file is designed for GNU Make, do not use it with another Make tool!
+#
+# It works as follows:
+#
+# - When invoked for the first time, this Makefile includes the rules found
+# in `PROJECT/builds/detect.mk'. They are in charge of detecting the
+# current platform.
+#
+# A summary of the detection is displayed, and the file `config.mk' is
+# created in the current directory.
+#
+# - When invoked later, this Makefile includes the rules found in
+# `config.mk'. This sub-Makefile defines some system-specific variables
+# (like compiler, compilation flags, object suffix, etc.), then includes
+# the rules found in `PROJECT/builds/PROJECT.mk', used to build the
+# library.
+#
+# See the comments in `builds/detect.mk' and `builds/PROJECT.mk' for more
+# details on host platform detection and library builds.
+
+
+# First of all, check whether we have `$(value ...)'. We do this by testing
+# for `$(eval ...)' which has been introduced in the same GNU make version.
+
+eval_available :=
+$(eval eval_available := T)
+ifneq ($(eval_available),T)
+ $(error FreeType's build system needs a Make program which supports $$(value))
+endif
+
+
+.PHONY: all dist distclean modules setup
+
+
+# The `space' variable is used to avoid trailing spaces in defining the
+# `T' variable later.
+#
+empty :=
+space := $(empty) $(empty)
+
+
+# The main configuration file, defining the `XXX_MODULES' variables. We
+# prefer a `modules.cfg' file in OBJ_DIR over TOP_DIR.
+#
+ifndef MODULES_CFG
+ MODULES_CFG := $(TOP_DIR)/modules.cfg
+ ifneq ($(wildcard $(OBJ_DIR)/modules.cfg),)
+ MODULES_CFG := $(OBJ_DIR)/modules.cfg
+ endif
+endif
+
+
+# FTMODULE_H, as its name suggests, indicates where the FreeType module
+# class file resides.
+#
+FTMODULE_H ?= $(OBJ_DIR)/ftmodule.h
+
+
+include $(MODULES_CFG)
+
+
+# The list of modules we are using.
+#
+MODULES := $(FONT_MODULES) \
+ $(HINTING_MODULES) \
+ $(RASTER_MODULES) \
+ $(AUX_MODULES)
+
+
+CONFIG_MK ?= config.mk
+
+# If no configuration sub-makefile is present, or if `setup' is the target
+# to be built, run the auto-detection rules to figure out which
+# configuration rules file to use.
+#
+# Note that the configuration file is put in the current directory, which is
+# not necessarily $(TOP_DIR).
+
+# If `config.mk' is not present, set `check_platform'.
+#
+ifeq ($(wildcard $(CONFIG_MK)),)
+ check_platform := 1
+endif
+
+# If `setup' is one of the targets requested, set `check_platform'.
+#
+ifneq ($(findstring setup,$(MAKECMDGOALS)),)
+ check_platform := 1
+endif
+
+# Include the automatic host platform detection rules when we need to
+# check the platform.
+#
+ifdef check_platform
+
+ all modules: setup
+
+ include $(TOP_DIR)/builds/detect.mk
+
+ # This rule makes sense for Unix only to remove files created by a run
+ # of the configure script which hasn't been successful (so that no
+ # `config.mk' has been created). It uses the built-in $(RM) command of
+ # GNU make. Similarly, `nul' is created if e.g. `make setup win32' has
+ # been erroneously used.
+ #
+ # Note: This test is duplicated in `builds/unix/detect.mk'.
+ #
+ is_unix := $(strip $(wildcard /sbin/init) \
+ $(wildcard /usr/sbin/init) \
+ $(wildcard /dev/null) \
+ $(wildcard /hurd/auth))
+ ifneq ($(is_unix),)
+
+ distclean:
+ $(RM) builds/unix/config.cache
+ $(RM) builds/unix/config.log
+ $(RM) builds/unix/config.status
+ $(RM) builds/unix/unix-def.mk
+ $(RM) builds/unix/unix-cc.mk
+ $(RM) builds/unix/freetype2.pc
+ $(RM) nul
+
+ endif # test is_unix
+
+ # IMPORTANT:
+ #
+ # `setup' must be defined by the host platform detection rules to create
+ # the `config.mk' file in the current directory.
+
+else
+
+ # A configuration sub-Makefile is present -- simply run it.
+ #
+ all: single
+
+ BUILD_PROJECT := yes
+ include $(CONFIG_MK)
+
+endif # test check_platform
+
+
+# We always need the list of modules in ftmodule.h.
+#
+all setup: $(FTMODULE_H)
+
+
+# The `modules' target unconditionally rebuilds the module list.
+#
+modules:
+ $(FTMODULE_H_INIT)
+ $(FTMODULE_H_CREATE)
+ $(FTMODULE_H_DONE)
+
+include $(TOP_DIR)/builds/modules.mk
+
+
+# This target builds the tarballs.
+#
+# Not to be run by a normal user -- there are no attempts to make it
+# generic.
+
+# we check for `dist', not `distclean'
+ifneq ($(findstring distx,$(MAKECMDGOALS)x),)
+ FT_H := include/freetype/freetype.h
+
+ major := $(shell sed -n 's/.*FREETYPE_MAJOR[^0-9]*\([0-9]\+\)/\1/p' < $(FT_H))
+ minor := $(shell sed -n 's/.*FREETYPE_MINOR[^0-9]*\([0-9]\+\)/\1/p' < $(FT_H))
+ patch := $(shell sed -n 's/.*FREETYPE_PATCH[^0-9]*\([0-9]\+\)/\1/p' < $(FT_H))
+
+ version := $(major).$(minor).$(patch)
+ winversion := $(major)$(minor)$(patch)
+endif
+
+dist:
+ -rm -rf tmp
+ rm -f freetype-$(version).tar.gz
+ rm -f freetype-$(version).tar.bz2
+ rm -f ft$(winversion).zip
+
+ for d in `find . -wholename '*/.git' -prune \
+ -o -type f \
+ -o -print` ; do \
+ mkdir -p tmp/$$d ; \
+ done ;
+
+ currdir=`pwd` ; \
+ for f in `find . -wholename '*/.git' -prune \
+ -o -name .gitignore \
+ -o -type d \
+ -o -print` ; do \
+ ln -s $$currdir/$$f tmp/$$f ; \
+ done
+
+ @# Prevent generation of .pyc files. Python follows (soft) links if
+ @# the link's directory is write protected, so we have temporarily
+ @# disable write access here too.
+ chmod -w src/tools/docmaker
+
+ cd tmp ; \
+ $(MAKE) devel ; \
+ $(MAKE) do-dist
+
+ chmod +w src/tools/docmaker
+
+ mv tmp freetype-$(version)
+
+ tar cfh - freetype-$(version) \
+ | gzip -9 -c > freetype-$(version).tar.gz
+ tar cfh - freetype-$(version) \
+ | bzip2 -c > freetype-$(version).tar.bz2
+
+ @# Use CR/LF for zip files.
+ zip -lr9 ft$(winversion).zip freetype-$(version)
+
+ rm -fr freetype-$(version)
+
+
+# The locations of the latest `config.guess' and `config.sub' versions (from
+# GNU `config' git repository), relative to the `tmp' directory used during
+# `make dist'.
+#
+CONFIG_GUESS = ~/git/config/config.guess
+CONFIG_SUB = ~/git/config/config.sub
+
+
+# Don't say `make do-dist'. Always use `make dist' instead.
+#
+.PHONY: do-dist
+
+do-dist: distclean refdoc
+ @# Without removing the files, `autoconf' and friends follow links.
+ rm -f builds/unix/aclocal.m4
+ rm -f builds/unix/configure.ac
+ rm -f builds/unix/configure
+
+ sh autogen.sh
+ rm -rf builds/unix/autom4te.cache
+
+ cp $(CONFIG_GUESS) builds/unix
+ cp $(CONFIG_SUB) builds/unix
+
+# EOF
--- /dev/null
+aclocal.m4
+autom4te.cache
+config.cache
+config.guess
+config.log
+config.status
+config.sub
+configure
+configure.ac
+freetype2.pc
+freetype-config
+ftconfig.h
+libtool
+ltmain.sh
+unix-cc.mk
+unix-def.mk
--- /dev/null
+# This file is part of the FreeType project.
+#
+# Process this file with autoconf to produce a configure script.
+#
+# Copyright 2001-2012 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+AC_INIT([FreeType], [@VERSION@], [freetype@nongnu.org], [freetype])
+AC_CONFIG_SRCDIR([ftconfig.in])
+
+
+# Don't forget to update docs/VERSION.DLL!
+
+version_info='14:1:8'
+AC_SUBST([version_info])
+ft_version=`echo $version_info | tr : .`
+AC_SUBST([ft_version])
+
+
+# checks for system type
+
+AC_CANONICAL_HOST
+
+
+# checks for programs
+
+AC_PROG_CC
+AC_PROG_CPP
+AC_SUBST(EXEEXT)
+
+
+# checks for native programs to generate building tool
+
+if test ${cross_compiling} = yes; then
+ AC_CHECK_PROG(CC_BUILD, ${build}-gcc, ${build}-gcc)
+ test -z "${CC_BUILD}" && AC_CHECK_PROG(CC_BUILD, gcc, gcc)
+ test -z "${CC_BUILD}" && AC_CHECK_PROG(CC_BUILD, cc, cc, , , /usr/ucb/cc)
+ test -z "${CC_BUILD}" && AC_MSG_ERROR([cannot find native C compiler])
+
+ AC_MSG_CHECKING([for suffix of native executables])
+ rm -f a.* b.* a_out.exe conftest.*
+ echo > conftest.c "int main() { return 0;}"
+ ${CC_BUILD} conftest.c || AC_MSG_ERROR([native C compiler is not working])
+ rm -f conftest.c
+ if test -x a.out -o -x b.out -o -x conftest; then
+ EXEEXT_BUILD=""
+ elif test -x a_out.exe -o -x conftest.exe; then
+ EXEEXT_BUILD=".exe"
+ elif test -x conftest.*; then
+ EXEEXT_BUILD=`echo conftest.* | sed -n '1s/^.*\././'`
+ fi
+ rm -f a.* b.* a_out.exe conftest.*
+ AC_MSG_RESULT($EXEEXT_BUILD)
+else
+ CC_BUILD=${CC}
+ EXEEXT_BUILD=${EXEEXT}
+fi
+
+AC_SUBST(CC_BUILD)
+AC_SUBST(EXEEXT_BUILD)
+
+
+
+# get compiler flags right
+
+if test "x$GCC" = xyes; then
+ XX_CFLAGS="-Wall"
+ XX_ANSIFLAGS="-pedantic -ansi"
+else
+ case "$host" in
+ *-dec-osf*)
+ CFLAGS=
+ XX_CFLAGS="-std1 -g3"
+ XX_ANSIFLAGS=
+ ;;
+ *)
+ XX_CFLAGS=
+ XX_ANSIFLAGS=
+ ;;
+ esac
+fi
+AC_SUBST([XX_CFLAGS])
+AC_SUBST([XX_ANSIFLAGS])
+
+
+# auxiliary programs
+
+AC_CHECK_PROG([RMF], [rm], [rm -f])
+AC_CHECK_PROG([RMDIR], [rmdir], [rmdir])
+
+
+# Since this file will be finally moved to another directory we make
+# the path of the install script absolute. This small code snippet has
+# been taken from automake's `ylwrap' script.
+
+AC_PROG_INSTALL
+case "$INSTALL" in
+/*)
+ ;;
+*/*)
+ INSTALL="`pwd`/$INSTALL"
+ ;;
+esac
+
+
+# checks for header files
+
+AC_HEADER_STDC
+AC_CHECK_HEADERS([fcntl.h unistd.h])
+
+
+# checks for typedefs, structures, and compiler characteristics
+
+AC_C_CONST
+AC_CHECK_SIZEOF([int])
+AC_CHECK_SIZEOF([long])
+
+
+# check whether cpp computation of size of int and long in ftconfig.in works
+
+AC_MSG_CHECKING([whether cpp computation of bit length in ftconfig.in works])
+orig_CPPFLAGS="${CPPFLAGS}"
+CPPFLAGS="-I${srcdir} -I. ${CPPFLAGS}"
+ac_clean_files="ft2build.h ftoption.h ftstdlib.h"
+touch ft2build.h ftoption.h ftstdlib.h
+
+cat > conftest.c <<\_ACEOF
+#include <limits.h>
+#define FT_CONFIG_OPTIONS_H "ftoption.h"
+#define FT_CONFIG_STANDARD_LIBRARY_H "ftstdlib.h"
+#define FT_UINT_MAX UINT_MAX
+#define FT_ULONG_MAX ULONG_MAX
+#include "ftconfig.in"
+_ACEOF
+echo >> conftest.c "#if FT_SIZEOF_INT == "${ac_cv_sizeof_int}
+echo >> conftest.c "ac_cpp_ft_sizeof_int="${ac_cv_sizeof_int}
+echo >> conftest.c "#endif"
+echo >> conftest.c "#if FT_SIZEOF_LONG == "${ac_cv_sizeof_long}
+echo >> conftest.c "ac_cpp_ft_sizeof_long="${ac_cv_sizeof_long}
+echo >> conftest.c "#endif"
+
+${CPP} ${CPPFLAGS} conftest.c | ${GREP} ac_cpp_ft > conftest.sh
+eval `cat conftest.sh`
+${RMF} conftest.c conftest.sh confft2build.h ftoption.h ftstdlib.h
+
+if test x != "x${ac_cpp_ft_sizeof_int}" \
+ -a x != x"${ac_cpp_ft_sizeof_long}"; then
+ unset ft_use_autoconf_sizeof_types
+else
+ ft_use_autoconf_sizeof_types=yes
+fi
+
+AC_ARG_ENABLE(biarch-config,
+[ --enable-biarch-config install biarch ftconfig.h to support multiple
+ architectures by single file], [], [])
+
+case :${ft_use_autoconf_sizeof_types}:${enable_biarch_config}: in
+ :yes:yes:)
+ AC_MSG_RESULT([broken but use it])
+ unset ft_use_autoconf_sizeof_types
+ ;;
+ ::no:)
+ AC_MSG_RESULT([works but ignore it])
+ ft_use_autoconf_sizeof_types=yes
+ ;;
+ ::yes: | :::)
+ AC_MSG_RESULT([yes])
+ unset ft_use_autoconf_sizeof_types
+ ;;
+ *)
+ AC_MSG_RESULT([no])
+ ft_use_autoconf_sizeof_types=yes
+ ;;
+esac
+
+if test x"${ft_use_autoconf_sizeof_types}" = xyes; then
+ AC_DEFINE([FT_USE_AUTOCONF_SIZEOF_TYPES])
+fi
+
+CPPFLAGS="${orig_CPPFLAGS}"
+
+
+# checks for library functions
+
+# Here we check whether we can use our mmap file component.
+
+AC_ARG_ENABLE([mmap],
+ AS_HELP_STRING([--disable-mmap],
+ [do not check mmap() and do not use]),
+ [enable_mmap="no"],[enable_mmap="yes"])
+if test "x${enable_mmap}" != "xno"; then
+ AC_FUNC_MMAP
+fi
+if test "x${enable_mmap}" = "xno" \
+ -o "$ac_cv_func_mmap_fixed_mapped" != "yes"; then
+ FTSYS_SRC='$(BASE_DIR)/ftsystem.c'
+else
+ FTSYS_SRC='$(BUILD_DIR)/ftsystem.c'
+
+ AC_CHECK_DECLS([munmap],
+ [],
+ [],
+ [
+
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+#include <sys/mman.h>
+
+ ])
+
+ FT_MUNMAP_PARAM
+fi
+AC_SUBST([FTSYS_SRC])
+
+AC_CHECK_FUNCS([memcpy memmove])
+
+
+# check for system zlib
+
+# don't quote AS_HELP_STRING!
+AC_ARG_WITH([zlib],
+ AS_HELP_STRING([--without-zlib],
+ [use internal zlib instead of system-wide]))
+if test x$with_zlib != xno && test -z "$LIBZ"; then
+ AC_CHECK_LIB([z], [gzsetparams], [AC_CHECK_HEADER([zlib.h], [LIBZ='-lz'])])
+fi
+if test x$with_zlib != xno && test -n "$LIBZ"; then
+ CFLAGS="$CFLAGS -DFT_CONFIG_OPTION_SYSTEM_ZLIB"
+ LDFLAGS="$LDFLAGS $LIBZ"
+ SYSTEM_ZLIB=yes
+fi
+
+# check for system libbz2
+
+# don't quote AS_HELP_STRING!
+AC_ARG_WITH([bzip2],
+ AS_HELP_STRING([--without-bzip2],
+ [do not support bzip2 compressed fonts]))
+if test x$with_bzip2 != xno && test -z "$LIBBZ2"; then
+ AC_CHECK_LIB([bz2], [BZ2_bzDecompress], [AC_CHECK_HEADER([bzlib.h], [LIBBZ2='-lbz2'])])
+fi
+if test x$with_bzip2 != xno && test -n "$LIBBZ2"; then
+ CFLAGS="$CFLAGS -DFT_CONFIG_OPTION_USE_BZIP2"
+ LDFLAGS="$LDFLAGS $LIBBZ2"
+fi
+
+# Some options handling SDKs/archs in CFLAGS should be copied
+# to LDFLAGS. Apple TechNote 2137 recommends to include these
+# options in CFLAGS but not in LDFLAGS.
+
+save_config_args=$*
+set dummy ${CFLAGS}
+i=1
+while test $i -le $#
+do
+ c=$1
+
+ case "${c}" in
+ -isysroot|-arch) # options taking 1 argument
+ a=$2
+ AC_MSG_CHECKING([whether CFLAGS and LDFLAGS share ${c} ${a}])
+ if expr " ${LDFLAGS} " : ".* ${c} *${a}.*" > /dev/null
+ then
+ AC_MSG_RESULT([yes])
+ else
+ AC_MSG_RESULT([no, copy to LDFLAGS])
+ LDFLAGS="${LDFLAGS} ${c} ${a}"
+ fi
+ shift 1
+ ;;
+ -m32|-m64|-march=*|-mcpu=*) # options taking no argument
+ AC_MSG_RESULT([whether CFLAGS and LDFLAGS share ${c}])
+ if expr " ${LDFLAGS} " : ".* ${c} *${a}.*" > /dev/null
+ then
+ AC_MSG_RESULT([yes])
+ else
+ AC_MSG_RESULT([no, copy to LDFLAGS])
+ LDFLAGS="${LDFLAGS} ${c}"
+ fi
+ ;;
+ # *)
+ # AC_MSG_RESULT([${c} is not copied to LDFLAGS])
+ # ;;
+ esac
+
+ shift 1
+done
+set ${save_config_args}
+
+
+# Whether to use Mac OS resource-based fonts.
+
+ftmac_c="" # src/base/ftmac.c should not be included in makefiles by default
+
+# don't quote AS_HELP_STRING!
+AC_ARG_WITH([old-mac-fonts],
+ AS_HELP_STRING([--with-old-mac-fonts],
+ [allow Mac resource-based fonts to be used]))
+if test x$with_old_mac_fonts = xyes; then
+ orig_LDFLAGS="${LDFLAGS}"
+ AC_MSG_CHECKING([CoreServices & ApplicationServices of Mac OS X])
+ FT2_EXTRA_LIBS="-Wl,-framework,CoreServices -Wl,-framework,ApplicationServices"
+ LDFLAGS="$LDFLAGS $FT2_EXTRA_LIBS"
+ AC_LINK_IFELSE([
+ AC_LANG_PROGRAM([
+
+#if defined(__GNUC__) && defined(__APPLE_CC__)
+# include <CoreServices/CoreServices.h>
+# include <ApplicationServices/ApplicationServices.h>
+#else
+# include <ConditionalMacros.h>
+# include <Files.h>
+#endif
+
+ ],
+ [
+
+ short res = 0;
+
+
+ UseResFile( res );
+
+ ])],
+ [AC_MSG_RESULT([ok])
+ ftmac_c='ftmac.c'
+ AC_MSG_CHECKING([whether OS_INLINE macro is ANSI compatible])
+ orig_CFLAGS="$CFLAGS -DFT_MACINTOSH"
+ CFLAGS="$CFLAGS $XX_CFLAGS $XX_ANSIFLAGS"
+ AC_COMPILE_IFELSE([
+ AC_LANG_PROGRAM([
+
+#if defined(__GNUC__) && defined(__APPLE_CC__)
+# include <CoreServices/CoreServices.h>
+# include <ApplicationServices/ApplicationServices.h>
+#else
+# include <ConditionalMacros.h>
+# include <Files.h>
+#endif
+
+ ],
+ [
+
+ /* OSHostByteOrder() is typed as OS_INLINE */
+ int32_t os_byte_order = OSHostByteOrder();
+
+
+ if ( OSBigEndian != os_byte_order )
+ return 1;
+
+ ])],
+ [AC_MSG_RESULT([ok])
+ CFLAGS="$orig_CFLAGS"
+ CFLAGS="$CFLAGS -DHAVE_ANSI_OS_INLINE=1"
+ ],
+ [AC_MSG_RESULT([no, ANSI incompatible])
+ CFLAGS="$orig_CFLAGS"
+ ])
+ AC_MSG_CHECKING([type ResourceIndex])
+ orig_CFLAGS="$CFLAGS"
+ CFLAGS="$CFLAGS $XX_CFLAGS $XX_ANSIFLAGS"
+ AC_COMPILE_IFELSE([
+ AC_LANG_PROGRAM([
+
+#if defined(__GNUC__) && defined(__APPLE_CC__)
+# include <CoreServices/CoreServices.h>
+# include <ApplicationServices/ApplicationServices.h>
+#else
+# include <ConditionalMacros.h>
+# include <Files.h>
+# include <Resources.h>
+#endif
+
+ ],
+ [
+
+ ResourceIndex i = 0;
+ return i;
+
+ ])],
+ [AC_MSG_RESULT([ok])
+ CFLAGS="$orig_CFLAGS"
+ CFLAGS="$CFLAGS -DHAVE_TYPE_RESOURCE_INDEX=1"
+ ],
+ [AC_MSG_RESULT([no])
+ CFLAGS="$orig_CFLAGS"
+ CFLAGS="$CFLAGS -DHAVE_TYPE_RESOURCE_INDEX=0"
+ ])],
+ [AC_MSG_RESULT([not found])
+ FT2_EXTRA_LIBS=""
+ LDFLAGS="${orig_LDFLAGS}"
+ CFLAGS="$CFLAGS -DDARWIN_NO_CARBON"])
+else
+ case x$host_os in
+ xdarwin*)
+ dnl AC_MSG_WARN([host system is MacOS but configured to build without Carbon])
+ CFLAGS="$CFLAGS -DDARWIN_NO_CARBON"
+ ;;
+ *)
+ ;;
+ esac
+fi
+
+
+# Whether to use FileManager which is deprecated since Mac OS X 10.4.
+
+AC_ARG_WITH([fsspec],
+ AS_HELP_STRING([--with-fsspec],
+ [use obsolete FSSpec API of MacOS, if available (default=yes)]))
+if test x$with_fsspec = xno; then
+ CFLAGS="$CFLAGS -DHAVE_FSSPEC=0"
+elif test x$with_old_mac_fonts = xyes -a x$with_fsspec != x; then
+ AC_MSG_CHECKING([FSSpec-based FileManager])
+ AC_LINK_IFELSE([
+ AC_LANG_PROGRAM([
+
+#if defined(__GNUC__) && defined(__APPLE_CC__)
+# include <CoreServices/CoreServices.h>
+# include <ApplicationServices/ApplicationServices.h>
+#else
+# include <ConditionalMacros.h>
+# include <Files.h>
+#endif
+
+ ],
+ [
+
+ FCBPBPtr paramBlock;
+ short vRefNum;
+ long dirID;
+ ConstStr255Param fileName;
+ FSSpec* spec;
+
+
+ /* FSSpec functions: deprecated since Mac OS X 10.4 */
+ PBGetFCBInfoSync( paramBlock );
+ FSMakeFSSpec( vRefNum, dirID, fileName, spec );
+
+ ])],
+ [AC_MSG_RESULT([ok])
+ CFLAGS="$CFLAGS -DHAVE_FSSPEC=1"],
+ [AC_MSG_RESULT([not found])
+ CFLAGS="$CFLAGS -DHAVE_FSSPEC=0"])
+fi
+
+
+# Whether to use FileManager in Carbon since MacOS 9.x.
+
+AC_ARG_WITH([fsref],
+ AS_HELP_STRING([--with-fsref],
+ [use Carbon FSRef API of MacOS, if available (default=yes)]))
+if test x$with_fsref = xno; then
+ AC_MSG_WARN([
+*** WARNING
+ FreeType2 built without FSRef API cannot load
+ data-fork fonts on MacOS, except of XXX.dfont.
+ ])
+ CFLAGS="$CFLAGS -DHAVE_FSREF=0"
+elif test x$with_old_mac_fonts = xyes -a x$with_fsref != x; then
+ AC_MSG_CHECKING([FSRef-based FileManager])
+ AC_LINK_IFELSE([
+ AC_LANG_PROGRAM([
+
+#if defined(__GNUC__) && defined(__APPLE_CC__)
+# include <CoreServices/CoreServices.h>
+# include <ApplicationServices/ApplicationServices.h>
+#else
+# include <ConditionalMacros.h>
+# include <Files.h>
+#endif
+
+ ],
+ [
+
+ short vRefNum;
+ long dirID;
+ ConstStr255Param fileName;
+
+ Boolean* isDirectory;
+ UInt8* path;
+ SInt16 desiredRefNum;
+ SInt16* iterator;
+ SInt16* actualRefNum;
+ HFSUniStr255* outForkName;
+ FSVolumeRefNum volume;
+ FSCatalogInfoBitmap whichInfo;
+ FSCatalogInfo* catalogInfo;
+ FSForkInfo* forkInfo;
+ FSRef* ref;
+
+#if HAVE_FSSPEC
+ FSSpec* spec;
+#endif
+
+ /* FSRef functions: no need to check? */
+ FSGetForkCBInfo( desiredRefNum, volume, iterator,
+ actualRefNum, forkInfo, ref,
+ outForkName );
+ FSPathMakeRef( path, ref, isDirectory );
+
+#if HAVE_FSSPEC
+ FSpMakeFSRef ( spec, ref );
+ FSGetCatalogInfo( ref, whichInfo, catalogInfo,
+ outForkName, spec, ref );
+#endif
+ ])],
+ [AC_MSG_RESULT([ok])
+ CFLAGS="$CFLAGS -DHAVE_FSREF=1"],
+ [AC_MSG_RESULT([not found])
+ CFLAGS="$CFLAGS -DHAVE_FSREF=0"])
+fi
+
+
+# Whether to use QuickDraw API in ToolBox which is deprecated since
+# Mac OS X 10.4.
+
+AC_ARG_WITH([quickdraw-toolbox],
+ AS_HELP_STRING([--with-quickdraw-toolbox],
+ [use MacOS QuickDraw in ToolBox, if available (default=yes)]))
+if test x$with_quickdraw_toolbox = xno; then
+ CFLAGS="$CFLAGS -DHAVE_QUICKDRAW_TOOLBOX=0"
+elif test x$with_old_mac_fonts = xyes -a x$with_quickdraw_toolbox != x; then
+ AC_MSG_CHECKING([QuickDraw FontManager functions in ToolBox])
+ AC_LINK_IFELSE([
+ AC_LANG_PROGRAM([
+
+#if defined(__GNUC__) && defined(__APPLE_CC__)
+# include <CoreServices/CoreServices.h>
+# include <ApplicationServices/ApplicationServices.h>
+#else
+# include <ConditionalMacros.h>
+# include <Fonts.h>
+#endif
+
+ ],
+ [
+
+ Str255 familyName;
+ SInt16 familyID = 0;
+ FMInput* fmIn = NULL;
+ FMOutput* fmOut = NULL;
+
+
+ GetFontName( familyID, familyName );
+ GetFNum( familyName, &familyID );
+ fmOut = FMSwapFont( fmIn );
+
+ ])],
+ [AC_MSG_RESULT([ok])
+ CFLAGS="$CFLAGS -DHAVE_QUICKDRAW_TOOLBOX=1"],
+ [AC_MSG_RESULT([not found])
+ CFLAGS="$CFLAGS -DHAVE_QUICKDRAW_TOOLBOX=0"])
+fi
+
+
+# Whether to use QuickDraw API in Carbon which is deprecated since
+# Mac OS X 10.4.
+
+AC_ARG_WITH([quickdraw-carbon],
+ AS_HELP_STRING([--with-quickdraw-carbon],
+ [use MacOS QuickDraw in Carbon, if available (default=yes)]))
+if test x$with_quickdraw_carbon = xno; then
+ CFLAGS="$CFLAGS -DHAVE_QUICKDRAW_CARBON=0"
+elif test x$with_old_mac_fonts = xyes -a x$with_quickdraw_carbon != x; then
+ AC_MSG_CHECKING([QuickDraw FontManager functions in Carbon])
+ AC_LINK_IFELSE([
+ AC_LANG_PROGRAM([
+
+#if defined(__GNUC__) && defined(__APPLE_CC__)
+# include <CoreServices/CoreServices.h>
+# include <ApplicationServices/ApplicationServices.h>
+#else
+# include <ConditionalMacros.h>
+# include <Fonts.h>
+#endif
+
+ ],
+ [
+
+ FMFontFamilyIterator famIter;
+ FMFontFamily family;
+ Str255 famNameStr;
+ FMFontFamilyInstanceIterator instIter;
+ FMFontStyle style;
+ FMFontSize size;
+ FMFont font;
+ FSSpec* pathSpec;
+
+
+ FMCreateFontFamilyIterator( NULL, NULL, kFMUseGlobalScopeOption,
+ &famIter );
+ FMGetNextFontFamily( &famIter, &family );
+ FMGetFontFamilyName( family, famNameStr );
+ FMCreateFontFamilyInstanceIterator( family, &instIter );
+ FMGetNextFontFamilyInstance( &instIter, &font, &style, &size );
+ FMDisposeFontFamilyInstanceIterator( &instIter );
+ FMDisposeFontFamilyIterator( &famIter );
+ FMGetFontContainer( font, pathSpec );
+
+ ])],
+ [AC_MSG_RESULT([ok])
+ CFLAGS="$CFLAGS -DHAVE_QUICKDRAW_CARBON=1"],
+ [AC_MSG_RESULT([not found])
+ CFLAGS="$CFLAGS -DHAVE_QUICKDRAW_CARBON=0"])
+fi
+
+
+# Whether to use AppleTypeService since Mac OS X.
+
+# don't quote AS_HELP_STRING!
+AC_ARG_WITH([ats],
+ AS_HELP_STRING([--with-ats],
+ [use AppleTypeService, if available (default=yes)]))
+if test x$with_ats = xno; then
+ CFLAGS="$CFLAGS -DHAVE_ATS=0"
+elif test x$with_old_mac_fonts = xyes -a x$with_ats != x; then
+ AC_MSG_CHECKING([AppleTypeService functions])
+ AC_LINK_IFELSE([
+ AC_LANG_PROGRAM([
+
+#if defined(__GNUC__) && defined(__APPLE_CC__)
+# include <CoreServices/CoreServices.h>
+# include <ApplicationServices/ApplicationServices.h>
+#else
+# include <ConditionalMacros.h>
+# include <Files.h>
+#endif
+
+ ],
+ [
+
+ FSSpec* pathSpec;
+
+
+ ATSFontFindFromName( NULL, kATSOptionFlagsUnRestrictedScope );
+#if HAVE_FSSPEC
+ ATSFontGetFileSpecification( 0, pathSpec );
+#endif
+
+ ])],
+ [AC_MSG_RESULT([ok])
+ CFLAGS="$CFLAGS -DHAVE_ATS=1"],
+ [AC_MSG_RESULT([not found])
+ CFLAGS="$CFLAGS -DHAVE_ATS=0"])
+fi
+
+case "$CFLAGS" in
+ *HAVE_FSSPEC* | *HAVE_FSREF* | *HAVE_QUICKDRAW* | *HAVE_ATS* )
+ AC_MSG_WARN([
+*** WARNING
+ FSSpec/FSRef/QuickDraw/ATS options are explicitly given,
+ thus it is recommended to replace src/base/ftmac.c by builds/mac/ftmac.c.
+ ])
+ CFLAGS="$CFLAGS "'-I$(TOP_DIR)/builds/mac/'
+ ;;
+ *)
+ ;;
+esac
+
+
+AC_SUBST([ftmac_c])
+AC_SUBST([LIBZ])
+AC_SUBST([LIBBZ2])
+AC_SUBST([CFLAGS])
+AC_SUBST([LDFLAGS])
+AC_SUBST([FT2_EXTRA_LIBS])
+AC_SUBST([SYSTEM_ZLIB])
+
+
+LT_INIT(win32-dll)
+
+AC_SUBST([hardcode_libdir_flag_spec])
+AC_SUBST([wl])
+AC_SUBST([build_libtool_libs])
+
+
+# configuration file -- stay in 8.3 limit
+#
+# since #undef doesn't survive in configuration header files we replace
+# `/undef' with `#undef' after creating the output file
+
+AC_CONFIG_HEADERS([ftconfig.h:ftconfig.in],
+ [mv ftconfig.h ftconfig.tmp
+ sed 's|/undef|#undef|' < ftconfig.tmp > ftconfig.h
+ rm ftconfig.tmp])
+
+# create the Unix-specific sub-Makefiles `builds/unix/unix-def.mk'
+# and `builds/unix/unix-cc.mk' that will be used by the build system
+#
+AC_CONFIG_FILES([unix-cc.mk:unix-cc.in
+ unix-def.mk:unix-def.in
+ freetype-config
+ freetype2.pc:freetype2.in])
+
+# re-generate the Jamfile to use libtool now
+#
+# AC_CONFIG_FILES([../../Jamfile:../../Jamfile.in])
+
+AC_OUTPUT
+
+# end of configure.raw
--- /dev/null
+#
+# FreeType 2 configuration file to detect a UNIX host platform.
+#
+
+
+# Copyright 1996-2000, 2002, 2003, 2004, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+.PHONY: setup
+
+ifeq ($(PLATFORM),ansi)
+
+ # Note: this test is duplicated in "builds/toplevel.mk".
+ #
+ is_unix := $(strip $(wildcard /sbin/init) \
+ $(wildcard /usr/sbin/init) \
+ $(wildcard /dev/null) \
+ $(wildcard /hurd/auth))
+ ifneq ($(is_unix),)
+
+ PLATFORM := unix
+
+ endif # test is_unix
+endif # test PLATFORM ansi
+
+ifeq ($(PLATFORM),unix)
+ COPY := cp
+ DELETE := rm -f
+ CAT := cat
+
+ # If `devel' is the requested target, we use a special configuration
+ # file named `unix-dev.mk'. It disables optimization and libtool.
+ #
+ ifneq ($(findstring devel,$(MAKECMDGOALS)),)
+ CONFIG_FILE := unix-dev.mk
+ CC := gcc
+ devel: setup
+ .PHONY: devel
+ else
+
+ # If `lcc' is the requested target, we use a special configuration
+ # file named `unix-lcc.mk'. It disables libtool for LCC.
+ #
+ ifneq ($(findstring lcc,$(MAKECMDGOALS)),)
+ CONFIG_FILE := unix-lcc.mk
+ CC := lcc
+ lcc: setup
+ .PHONY: lcc
+ else
+
+ # If a Unix platform is detected, the configure script is called and
+ # `unix-def.mk' together with `unix-cc.mk' is created.
+ #
+ # Arguments to `configure' should be in the CFG variable. Example:
+ #
+ # make CFG="--prefix=/usr --disable-static"
+ #
+ # If you need to set CFLAGS or LDFLAGS, do it here also.
+ #
+ # Feel free to add support for other platform specific compilers in
+ # this directory (e.g. solaris.mk + changes here to detect the
+ # platform).
+ #
+ CONFIG_FILE := unix.mk
+ unix: setup
+ must_configure := 1
+ .PHONY: unix
+ endif
+ endif
+
+ have_Makefile := $(wildcard $(OBJ_DIR)/Makefile)
+
+ setup: std_setup
+ ifdef must_configure
+ ifneq ($(have_Makefile),)
+ # we are building FT2 not in the src tree
+ $(TOP_DIR)/builds/unix/configure $(value CFG)
+ else
+ cd builds/unix; ./configure $(value CFG)
+ endif
+ endif
+
+endif # test PLATFORM unix
+
+
+# EOF
--- /dev/null
+#! /bin/sh
+#
+# Copyright 2000, 2001, 2002, 2003, 2004, 2005, 2008, 2009 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+prefix=@prefix@
+exec_prefix=@exec_prefix@
+exec_prefix_set=no
+includedir=@includedir@
+libdir=@libdir@
+enable_shared=@build_libtool_libs@
+wl=@wl@
+hardcode_libdir_flag_spec='@hardcode_libdir_flag_spec@'
+
+usage()
+{
+ cat <<EOF
+Usage: freetype-config [OPTION]...
+Get FreeType compilation and linking information.
+
+Options:
+ --prefix display \`--prefix' value used for building the
+ FreeType library
+ --prefix=PREFIX override \`--prefix' value with PREFIX
+ --exec-prefix display \`--exec-prefix' value used for building
+ the FreeType library
+ --exec-prefix=EPREFIX override \`--exec-prefix' value with EPREFIX
+ --version display libtool version of the FreeType library
+ --ftversion display FreeType version number
+ --libs display flags for linking with the FreeType library
+ --libtool display library name for linking with libtool
+ --cflags display flags for compiling with the FreeType
+ library
+EOF
+ exit $1
+}
+
+if test $# -eq 0 ; then
+ usage 1 1>&2
+fi
+
+while test $# -gt 0 ; do
+ case "$1" in
+ -*=*)
+ optarg=`echo "$1" | sed 's/[-_a-zA-Z0-9]*=//'`
+ ;;
+ *)
+ optarg=
+ ;;
+ esac
+
+ case $1 in
+ --prefix=*)
+ prefix=$optarg
+ local_prefix=yes
+ ;;
+ --prefix)
+ echo_prefix=yes
+ ;;
+ --exec-prefix=*)
+ exec_prefix=$optarg
+ exec_prefix_set=yes
+ local_prefix=yes
+ ;;
+ --exec-prefix)
+ echo_exec_prefix=yes
+ ;;
+ --version)
+ echo @ft_version@
+ exit 0
+ ;;
+ --ftversion)
+ echo_ft_version=yes
+ ;;
+ --cflags)
+ echo_cflags=yes
+ ;;
+ --libs)
+ echo_libs=yes
+ ;;
+ --libtool)
+ echo_libtool=yes
+ ;;
+ *)
+ usage 1 1>&2
+ ;;
+ esac
+ shift
+done
+
+if test "$local_prefix" = "yes" ; then
+ if test "$exec_prefix_set" != "yes" ; then
+ exec_prefix=$prefix
+ fi
+fi
+
+if test "$echo_prefix" = "yes" ; then
+ echo ${SYSROOT}$prefix
+fi
+
+if test "$echo_exec_prefix" = "yes" ; then
+ echo ${SYSROOT}$exec_prefix
+fi
+
+if test "$exec_prefix_set" = "yes" ; then
+ libdir=$exec_prefix/lib
+else
+ if test "$local_prefix" = "yes" ; then
+ includedir=$prefix/include
+ libdir=$prefix/lib
+ fi
+fi
+
+if test "$echo_ft_version" = "yes" ; then
+ major=`grep define ${SYSROOT}$includedir/freetype2/freetype/freetype.h \
+ | grep FREETYPE_MAJOR \
+ | sed 's/.*[ ]\([0-9][0-9]*\).*/\1/'`
+ minor=`grep define ${SYSROOT}$includedir/freetype2/freetype/freetype.h \
+ | grep FREETYPE_MINOR \
+ | sed 's/.*[ ]\([0-9][0-9]*\).*/\1/'`
+ patch=`grep define ${SYSROOT}$includedir/freetype2/freetype/freetype.h \
+ | grep FREETYPE_PATCH \
+ | sed 's/.*[ ]\([0-9][0-9]*\).*/\1/'`
+ echo $major.$minor.$patch
+fi
+
+if test "$echo_cflags" = "yes" ; then
+ cflags="-I${SYSROOT}$includedir/freetype2"
+ if test "${SYSROOT}$includedir" != "/usr/include" ; then
+ echo $cflags -I${SYSROOT}$includedir
+ else
+ echo $cflags
+ fi
+fi
+
+if test "$echo_libs" = "yes" ; then
+ rpath=
+ if test "$enable_shared" = "yes" ; then
+ eval "rpath=\"$hardcode_libdir_flag_spec\""
+ fi
+ libs="-lfreetype @LIBZ@ @LIBBZ2@ @FT2_EXTRA_LIBS@"
+ if test "${SYSROOT}$libdir" != "/usr/lib" && test "${SYSROOT}$libdir" != "/usr/lib64"; then
+ echo -L${SYSROOT}$libdir $libs
+ else
+ echo $libs
+ fi
+fi
+
+if test "$echo_libtool" = "yes" ; then
+ convlib="libfreetype.la"
+ echo ${SYSROOT}$libdir/$convlib
+fi
+
+# EOF
--- /dev/null
+prefix=@prefix@
+exec_prefix=@exec_prefix@
+libdir=@libdir@
+includedir=@includedir@
+
+Name: FreeType 2
+Description: A free, high-quality, and portable font engine.
+Version: @ft_version@
+Requires:
+Libs: -L${libdir} -lfreetype
+Libs.private: @LIBZ@ @LIBBZ2@ @FT2_EXTRA_LIBS@
+Cflags: -I${includedir}/freetype2 -I${includedir}
--- /dev/null
+# Configure paths for FreeType2
+# Marcelo Magallon 2001-10-26, based on gtk.m4 by Owen Taylor
+#
+# Copyright 2001, 2003, 2007, 2009 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+#
+# As a special exception to the FreeType project license, this file may be
+# distributed as part of a program that contains a configuration script
+# generated by Autoconf, under the same distribution terms as the rest of
+# that program.
+#
+# serial 3
+
+# AC_CHECK_FT2([MINIMUM-VERSION [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
+# Test for FreeType 2, and define FT2_CFLAGS and FT2_LIBS.
+# MINIMUM-VERSION is what libtool reports; the default is `7.0.1' (this is
+# FreeType 2.0.4).
+#
+AC_DEFUN([AC_CHECK_FT2],
+ [# Get the cflags and libraries from the freetype-config script
+ #
+ AC_ARG_WITH([ft-prefix],
+ dnl don't quote AS_HELP_STRING!
+ AS_HELP_STRING([--with-ft-prefix=PREFIX],
+ [Prefix where FreeType is installed (optional)]),
+ [ft_config_prefix="$withval"],
+ [ft_config_prefix=""])
+
+ AC_ARG_WITH([ft-exec-prefix],
+ dnl don't quote AS_HELP_STRING!
+ AS_HELP_STRING([--with-ft-exec-prefix=PREFIX],
+ [Exec prefix where FreeType is installed (optional)]),
+ [ft_config_exec_prefix="$withval"],
+ [ft_config_exec_prefix=""])
+
+ AC_ARG_ENABLE([freetypetest],
+ dnl don't quote AS_HELP_STRING!
+ AS_HELP_STRING([--disable-freetypetest],
+ [Do not try to compile and run a test FreeType program]),
+ [],
+ [enable_fttest=yes])
+
+ if test x$ft_config_exec_prefix != x ; then
+ ft_config_args="$ft_config_args --exec-prefix=$ft_config_exec_prefix"
+ if test x${FT2_CONFIG+set} != xset ; then
+ FT2_CONFIG=$ft_config_exec_prefix/bin/freetype-config
+ fi
+ fi
+
+ if test x$ft_config_prefix != x ; then
+ ft_config_args="$ft_config_args --prefix=$ft_config_prefix"
+ if test x${FT2_CONFIG+set} != xset ; then
+ FT2_CONFIG=$ft_config_prefix/bin/freetype-config
+ fi
+ fi
+
+ if test "x$FT2_CONFIG" = x ; then
+ AC_PATH_PROG([FT2_CONFIG], [freetype-config], [no])
+ fi
+
+ min_ft_version=m4_if([$1], [], [7.0.1], [$1])
+ AC_MSG_CHECKING([for FreeType -- version >= $min_ft_version])
+ no_ft=""
+ if test "$FT2_CONFIG" = "no" ; then
+ no_ft=yes
+ else
+ FT2_CFLAGS=`$FT2_CONFIG $ft_config_args --cflags`
+ FT2_LIBS=`$FT2_CONFIG $ft_config_args --libs`
+ ft_config_major_version=`$FT2_CONFIG $ft_config_args --version | \
+ sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
+ ft_config_minor_version=`$FT2_CONFIG $ft_config_args --version | \
+ sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
+ ft_config_micro_version=`$FT2_CONFIG $ft_config_args --version | \
+ sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
+ ft_min_major_version=`echo $min_ft_version | \
+ sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
+ ft_min_minor_version=`echo $min_ft_version | \
+ sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
+ ft_min_micro_version=`echo $min_ft_version | \
+ sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
+ if test x$enable_fttest = xyes ; then
+ ft_config_is_lt=""
+ if test $ft_config_major_version -lt $ft_min_major_version ; then
+ ft_config_is_lt=yes
+ else
+ if test $ft_config_major_version -eq $ft_min_major_version ; then
+ if test $ft_config_minor_version -lt $ft_min_minor_version ; then
+ ft_config_is_lt=yes
+ else
+ if test $ft_config_minor_version -eq $ft_min_minor_version ; then
+ if test $ft_config_micro_version -lt $ft_min_micro_version ; then
+ ft_config_is_lt=yes
+ fi
+ fi
+ fi
+ fi
+ fi
+ if test x$ft_config_is_lt = xyes ; then
+ no_ft=yes
+ else
+ ac_save_CFLAGS="$CFLAGS"
+ ac_save_LIBS="$LIBS"
+ CFLAGS="$CFLAGS $FT2_CFLAGS"
+ LIBS="$FT2_LIBS $LIBS"
+
+ #
+ # Sanity checks for the results of freetype-config to some extent.
+ #
+ AC_RUN_IFELSE([
+ AC_LANG_SOURCE([[
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+#include <stdio.h>
+#include <stdlib.h>
+
+int
+main()
+{
+ FT_Library library;
+ FT_Error error;
+
+ error = FT_Init_FreeType(&library);
+
+ if (error)
+ return 1;
+ else
+ {
+ FT_Done_FreeType(library);
+ return 0;
+ }
+}
+
+ ]])
+ ],
+ [],
+ [no_ft=yes],
+ [echo $ECHO_N "cross compiling; assuming OK... $ECHO_C"])
+
+ CFLAGS="$ac_save_CFLAGS"
+ LIBS="$ac_save_LIBS"
+ fi # test $ft_config_version -lt $ft_min_version
+ fi # test x$enable_fttest = xyes
+ fi # test "$FT2_CONFIG" = "no"
+
+ if test x$no_ft = x ; then
+ AC_MSG_RESULT([yes])
+ m4_if([$2], [], [:], [$2])
+ else
+ AC_MSG_RESULT([no])
+ if test "$FT2_CONFIG" = "no" ; then
+ AC_MSG_WARN([
+
+ The freetype-config script installed by FreeType 2 could not be found.
+ If FreeType 2 was installed in PREFIX, make sure PREFIX/bin is in
+ your path, or set the FT2_CONFIG environment variable to the
+ full path to freetype-config.
+ ])
+ else
+ if test x$ft_config_is_lt = xyes ; then
+ AC_MSG_WARN([
+
+ Your installed version of the FreeType 2 library is too old.
+ If you have different versions of FreeType 2, make sure that
+ correct values for --with-ft-prefix or --with-ft-exec-prefix
+ are used, or set the FT2_CONFIG environment variable to the
+ full path to freetype-config.
+ ])
+ else
+ AC_MSG_WARN([
+
+ The FreeType test program failed to run. If your system uses
+ shared libraries and they are installed outside the normal
+ system library path, make sure the variable LD_LIBRARY_PATH
+ (or whatever is appropriate for your system) is correctly set.
+ ])
+ fi
+ fi
+
+ FT2_CFLAGS=""
+ FT2_LIBS=""
+ m4_if([$3], [], [:], [$3])
+ fi
+
+ AC_SUBST([FT2_CFLAGS])
+ AC_SUBST([FT2_LIBS])])
+
+# end of freetype2.m4
--- /dev/null
+## FreeType specific autoconf tests
+#
+# Copyright 2002, 2003, 2004 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+# serial 2
+
+AC_DEFUN([FT_MUNMAP_PARAM],
+ [AC_MSG_CHECKING([for munmap's first parameter type])
+ AC_COMPILE_IFELSE([
+ AC_LANG_SOURCE([[
+
+#include <unistd.h>
+#include <sys/mman.h>
+int munmap(void *, size_t);
+
+ ]])
+ ],
+ [AC_MSG_RESULT([void *])
+ AC_DEFINE([MUNMAP_USES_VOIDP],
+ [],
+ [Define to 1 if the first argument of munmap is of type void *])],
+ [AC_MSG_RESULT([char *])])
+ ])
+
+# end of ft-munmap.m4
--- /dev/null
+/***************************************************************************/
+/* */
+/* ft2build.h */
+/* */
+/* Build macros of the FreeType 2 library. */
+/* */
+/* Copyright 1996-2001, 2003, 2006 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This is a Unix-specific version of <ft2build.h> that should be used */
+ /* exclusively *after* installation of the library. */
+ /* */
+ /* It assumes that `/usr/local/include/freetype2' (or whatever is */
+ /* returned by the `freetype-config --cflags' or `pkg-config --cflags' */
+ /* command) is in your compilation include path. */
+ /* */
+ /* We don't need to do anything special in this release. However, for */
+ /* a future FreeType 2 release, the following installation changes will */
+ /* be performed: */
+ /* */
+ /* - The contents of `freetype-2.x/include/freetype' will be installed */
+ /* to `/usr/local/include/freetype2' instead of */
+ /* `/usr/local/include/freetype2/freetype'. */
+ /* */
+ /* - This file will #include <freetype2/config/ftheader.h>, instead */
+ /* of <freetype/config/ftheader.h>. */
+ /* */
+ /* - The contents of `ftheader.h' will be processed with `sed' to */
+ /* replace all `<freetype/xxx>' with `<freetype2/xxx>'. */
+ /* */
+ /* - Adding `/usr/local/include/freetype2' to your compilation include */
+ /* path will not be necessary anymore. */
+ /* */
+ /* These changes will be transparent to client applications which use */
+ /* freetype-config (or pkg-config). No modifications will be necessary */
+ /* to compile with the new scheme. */
+ /* */
+ /*************************************************************************/
+
+
+#ifndef __FT2_BUILD_UNIX_H__
+#define __FT2_BUILD_UNIX_H__
+
+ /* `<prefix>/include/freetype2' must be in your current inclusion path */
+#include <freetype/config/ftheader.h>
+
+#endif /* __FT2_BUILD_UNIX_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftconfig.in */
+/* */
+/* UNIX-specific configuration file (specification only). */
+/* */
+/* Copyright 1996-2004, 2006-2009, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This header file contains a number of macro definitions that are used */
+ /* by the rest of the engine. Most of the macros here are automatically */
+ /* determined at compile time, and you should not need to change it to */
+ /* port FreeType, except to compile the library with a non-ANSI */
+ /* compiler. */
+ /* */
+ /* Note however that if some specific modifications are needed, we */
+ /* advise you to place a modified copy in your build directory. */
+ /* */
+ /* The build directory is usually `freetype/builds/<system>', and */
+ /* contains system-specific files that are always included first when */
+ /* building the library. */
+ /* */
+ /*************************************************************************/
+
+
+#ifndef __FTCONFIG_H__
+#define __FTCONFIG_H__
+
+#include <ft2build.h>
+#include FT_CONFIG_OPTIONS_H
+#include FT_CONFIG_STANDARD_LIBRARY_H
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* PLATFORM-SPECIFIC CONFIGURATION MACROS */
+ /* */
+ /* These macros can be toggled to suit a specific system. The current */
+ /* ones are defaults used to compile FreeType in an ANSI C environment */
+ /* (16bit compilers are also supported). Copy this file to your own */
+ /* `freetype/builds/<system>' directory, and edit it to port the engine. */
+ /* */
+ /*************************************************************************/
+
+
+#undef HAVE_UNISTD_H
+#undef HAVE_FCNTL_H
+#undef HAVE_STDINT_H
+
+
+ /* There are systems (like the Texas Instruments 'C54x) where a `char' */
+ /* has 16 bits. ANSI C says that sizeof(char) is always 1. Since an */
+ /* `int' has 16 bits also for this system, sizeof(int) gives 1 which */
+ /* is probably unexpected. */
+ /* */
+ /* `CHAR_BIT' (defined in limits.h) gives the number of bits in a */
+ /* `char' type. */
+
+#ifndef FT_CHAR_BIT
+#define FT_CHAR_BIT CHAR_BIT
+#endif
+
+
+#undef FT_USE_AUTOCONF_SIZEOF_TYPES
+#ifdef FT_USE_AUTOCONF_SIZEOF_TYPES
+
+#undef SIZEOF_INT
+#undef SIZEOF_LONG
+#define FT_SIZEOF_INT SIZEOF_INT
+#define FT_SIZEOF_LONG SIZEOF_LONG
+
+#else /* !FT_USE_AUTOCONF_SIZEOF_TYPES */
+
+ /* Following cpp computation of the bit length of int and long */
+ /* is copied from default include/freetype/config/ftconfig.h. */
+ /* If any improvement is required for this file, it should be */
+ /* applied to the original header file for the builders that */
+ /* does not use configure script. */
+
+ /* The size of an `int' type. */
+#if FT_UINT_MAX == 0xFFFFUL
+#define FT_SIZEOF_INT (16 / FT_CHAR_BIT)
+#elif FT_UINT_MAX == 0xFFFFFFFFUL
+#define FT_SIZEOF_INT (32 / FT_CHAR_BIT)
+#elif FT_UINT_MAX > 0xFFFFFFFFUL && FT_UINT_MAX == 0xFFFFFFFFFFFFFFFFUL
+#define FT_SIZEOF_INT (64 / FT_CHAR_BIT)
+#else
+#error "Unsupported size of `int' type!"
+#endif
+
+ /* The size of a `long' type. A five-byte `long' (as used e.g. on the */
+ /* DM642) is recognized but avoided. */
+#if FT_ULONG_MAX == 0xFFFFFFFFUL
+#define FT_SIZEOF_LONG (32 / FT_CHAR_BIT)
+#elif FT_ULONG_MAX > 0xFFFFFFFFUL && FT_ULONG_MAX == 0xFFFFFFFFFFUL
+#define FT_SIZEOF_LONG (32 / FT_CHAR_BIT)
+#elif FT_ULONG_MAX > 0xFFFFFFFFUL && FT_ULONG_MAX == 0xFFFFFFFFFFFFFFFFUL
+#define FT_SIZEOF_LONG (64 / FT_CHAR_BIT)
+#else
+#error "Unsupported size of `long' type!"
+#endif
+
+#endif /* !FT_USE_AUTOCONF_SIZEOF_TYPES */
+
+
+ /* FT_UNUSED is a macro used to indicate that a given parameter is not */
+ /* used -- this is only used to get rid of unpleasant compiler warnings */
+#ifndef FT_UNUSED
+#define FT_UNUSED( arg ) ( (arg) = (arg) )
+#endif
+
+
+ /*************************************************************************/
+ /* */
+ /* AUTOMATIC CONFIGURATION MACROS */
+ /* */
+ /* These macros are computed from the ones defined above. Don't touch */
+ /* their definition, unless you know precisely what you are doing. No */
+ /* porter should need to mess with them. */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* Mac support */
+ /* */
+ /* This is the only necessary change, so it is defined here instead */
+ /* providing a new configuration file. */
+ /* */
+#if defined( __APPLE__ ) || ( defined( __MWERKS__ ) && defined( macintosh ) )
+ /* no Carbon frameworks for 64bit 10.4.x */
+ /* AvailabilityMacros.h is available since Mac OS X 10.2, */
+ /* so guess the system version by maximum errno before inclusion */
+#include <errno.h>
+#ifdef ECANCELED /* defined since 10.2 */
+#include "AvailabilityMacros.h"
+#endif
+#if defined( __LP64__ ) && \
+ ( MAC_OS_X_VERSION_MIN_REQUIRED <= MAC_OS_X_VERSION_10_4 )
+/undef FT_MACINTOSH
+#endif
+
+#elif defined( __SC__ ) || defined( __MRC__ )
+ /* Classic MacOS compilers */
+#include "ConditionalMacros.h"
+#if TARGET_OS_MAC
+#define FT_MACINTOSH 1
+#endif
+
+#endif
+
+
+ /* Fix compiler warning with sgi compiler */
+#if defined( __sgi ) && !defined( __GNUC__ )
+#if defined( _COMPILER_VERSION ) && ( _COMPILER_VERSION >= 730 )
+#pragma set woff 3505
+#endif
+#endif
+
+
+ /*************************************************************************/
+ /* */
+ /* IntN types */
+ /* */
+ /* Used to guarantee the size of some specific integers. */
+ /* */
+ typedef signed short FT_Int16;
+ typedef unsigned short FT_UInt16;
+
+#if FT_SIZEOF_INT == 4
+
+ typedef signed int FT_Int32;
+ typedef unsigned int FT_UInt32;
+
+#elif FT_SIZEOF_LONG == 4
+
+ typedef signed long FT_Int32;
+ typedef unsigned long FT_UInt32;
+
+#else
+#error "no 32bit type found -- please check your configuration files"
+#endif
+
+
+ /* look up an integer type that is at least 32 bits */
+#if FT_SIZEOF_INT >= 4
+
+ typedef int FT_Fast;
+ typedef unsigned int FT_UFast;
+
+#elif FT_SIZEOF_LONG >= 4
+
+ typedef long FT_Fast;
+ typedef unsigned long FT_UFast;
+
+#endif
+
+
+ /* determine whether we have a 64-bit int type for platforms without */
+ /* Autoconf */
+#if FT_SIZEOF_LONG == 8
+
+ /* FT_LONG64 must be defined if a 64-bit type is available */
+#define FT_LONG64
+#define FT_INT64 long
+
+#elif defined( _MSC_VER ) && _MSC_VER >= 900 /* Visual C++ (and Intel C++) */
+
+ /* this compiler provides the __int64 type */
+#define FT_LONG64
+#define FT_INT64 __int64
+
+#elif defined( __BORLANDC__ ) /* Borland C++ */
+
+ /* XXXX: We should probably check the value of __BORLANDC__ in order */
+ /* to test the compiler version. */
+
+ /* this compiler provides the __int64 type */
+#define FT_LONG64
+#define FT_INT64 __int64
+
+#elif defined( __WATCOMC__ ) /* Watcom C++ */
+
+ /* Watcom doesn't provide 64-bit data types */
+
+#elif defined( __MWERKS__ ) /* Metrowerks CodeWarrior */
+
+#define FT_LONG64
+#define FT_INT64 long long int
+
+#elif defined( __GNUC__ )
+
+ /* GCC provides the `long long' type */
+#define FT_LONG64
+#define FT_INT64 long long int
+
+#endif /* FT_SIZEOF_LONG == 8 */
+
+
+ /*************************************************************************/
+ /* */
+ /* A 64-bit data type will create compilation problems if you compile */
+ /* in strict ANSI mode. To avoid them, we disable its use if __STDC__ */
+ /* is defined. You can however ignore this rule by defining the */
+ /* FT_CONFIG_OPTION_FORCE_INT64 configuration macro. */
+ /* */
+#if defined( FT_LONG64 ) && !defined( FT_CONFIG_OPTION_FORCE_INT64 )
+
+#ifdef __STDC__
+
+ /* Undefine the 64-bit macros in strict ANSI compilation mode. */
+ /* Since `#undef' doesn't survive in configuration header files */
+ /* we use the postprocessing facility of AC_CONFIG_HEADERS to */
+ /* replace the leading `/' with `#'. */
+/undef FT_LONG64
+/undef FT_INT64
+
+#endif /* __STDC__ */
+
+#endif /* FT_LONG64 && !FT_CONFIG_OPTION_FORCE_INT64 */
+
+
+#define FT_BEGIN_STMNT do {
+#define FT_END_STMNT } while ( 0 )
+#define FT_DUMMY_STMNT FT_BEGIN_STMNT FT_END_STMNT
+
+
+#ifndef FT_CONFIG_OPTION_NO_ASSEMBLER
+ /* Provide assembler fragments for performance-critical functions. */
+ /* These must be defined `static __inline__' with GCC. */
+
+#if defined( __CC_ARM ) || defined( __ARMCC__ ) /* RVCT */
+#define FT_MULFIX_ASSEMBLER FT_MulFix_arm
+
+ /* documentation is in freetype.h */
+
+ static __inline FT_Int32
+ FT_MulFix_arm( FT_Int32 a,
+ FT_Int32 b )
+ {
+ register FT_Int32 t, t2;
+
+
+ __asm
+ {
+ smull t2, t, b, a /* (lo=t2,hi=t) = a*b */
+ mov a, t, asr #31 /* a = (hi >> 31) */
+ add a, a, #0x8000 /* a += 0x8000 */
+ adds t2, t2, a /* t2 += a */
+ adc t, t, #0 /* t += carry */
+ mov a, t2, lsr #16 /* a = t2 >> 16 */
+ orr a, a, t, lsl #16 /* a |= t << 16 */
+ }
+ return a;
+ }
+
+#endif /* __CC_ARM || __ARMCC__ */
+
+
+#ifdef __GNUC__
+
+#if defined( __arm__ ) && !defined( __thumb__ ) && \
+ !( defined( __CC_ARM ) || defined( __ARMCC__ ) )
+#define FT_MULFIX_ASSEMBLER FT_MulFix_arm
+
+ /* documentation is in freetype.h */
+
+ static __inline__ FT_Int32
+ FT_MulFix_arm( FT_Int32 a,
+ FT_Int32 b )
+ {
+ register FT_Int32 t, t2;
+
+
+ __asm__ __volatile__ (
+ "smull %1, %2, %4, %3\n\t" /* (lo=%1,hi=%2) = a*b */
+ "mov %0, %2, asr #31\n\t" /* %0 = (hi >> 31) */
+ "add %0, %0, #0x8000\n\t" /* %0 += 0x8000 */
+ "adds %1, %1, %0\n\t" /* %1 += %0 */
+ "adc %2, %2, #0\n\t" /* %2 += carry */
+ "mov %0, %1, lsr #16\n\t" /* %0 = %1 >> 16 */
+ "orr %0, %0, %2, lsl #16\n\t" /* %0 |= %2 << 16 */
+ : "=r"(a), "=&r"(t2), "=&r"(t)
+ : "r"(a), "r"(b) );
+ return a;
+ }
+
+#endif /* __arm__ && !__thumb__ && !( __CC_ARM || __ARMCC__ ) */
+
+#if defined( __i386__ )
+#define FT_MULFIX_ASSEMBLER FT_MulFix_i386
+
+ /* documentation is in freetype.h */
+
+ static __inline__ FT_Int32
+ FT_MulFix_i386( FT_Int32 a,
+ FT_Int32 b )
+ {
+ register FT_Int32 result;
+
+
+ __asm__ __volatile__ (
+ "imul %%edx\n"
+ "movl %%edx, %%ecx\n"
+ "sarl $31, %%ecx\n"
+ "addl $0x8000, %%ecx\n"
+ "addl %%ecx, %%eax\n"
+ "adcl $0, %%edx\n"
+ "shrl $16, %%eax\n"
+ "shll $16, %%edx\n"
+ "addl %%edx, %%eax\n"
+ : "=a"(result), "=d"(b)
+ : "a"(a), "d"(b)
+ : "%ecx", "cc" );
+ return result;
+ }
+
+#endif /* i386 */
+
+#endif /* __GNUC__ */
+
+
+#ifdef _MSC_VER /* Visual C++ */
+
+#ifdef _M_IX86
+
+#define FT_MULFIX_ASSEMBLER FT_MulFix_i386
+
+ /* documentation is in freetype.h */
+
+ static __inline FT_Int32
+ FT_MulFix_i386( FT_Int32 a,
+ FT_Int32 b )
+ {
+ register FT_Int32 result;
+
+ __asm
+ {
+ mov eax, a
+ mov edx, b
+ imul edx
+ mov ecx, edx
+ sar ecx, 31
+ add ecx, 8000h
+ add eax, ecx
+ adc edx, 0
+ shr eax, 16
+ shl edx, 16
+ add eax, edx
+ mov result, eax
+ }
+ return result;
+ }
+
+#endif /* _M_IX86 */
+
+#endif /* _MSC_VER */
+
+#endif /* !FT_CONFIG_OPTION_NO_ASSEMBLER */
+
+
+#ifdef FT_CONFIG_OPTION_INLINE_MULFIX
+#ifdef FT_MULFIX_ASSEMBLER
+#define FT_MULFIX_INLINED FT_MULFIX_ASSEMBLER
+#endif
+#endif
+
+
+#ifdef FT_MAKE_OPTION_SINGLE_OBJECT
+
+#define FT_LOCAL( x ) static x
+#define FT_LOCAL_DEF( x ) static x
+
+#else
+
+#ifdef __cplusplus
+#define FT_LOCAL( x ) extern "C" x
+#define FT_LOCAL_DEF( x ) extern "C" x
+#else
+#define FT_LOCAL( x ) extern x
+#define FT_LOCAL_DEF( x ) x
+#endif
+
+#endif /* FT_MAKE_OPTION_SINGLE_OBJECT */
+
+
+#ifndef FT_BASE
+
+#ifdef __cplusplus
+#define FT_BASE( x ) extern "C" x
+#else
+#define FT_BASE( x ) extern x
+#endif
+
+#endif /* !FT_BASE */
+
+
+#ifndef FT_BASE_DEF
+
+#ifdef __cplusplus
+#define FT_BASE_DEF( x ) x
+#else
+#define FT_BASE_DEF( x ) x
+#endif
+
+#endif /* !FT_BASE_DEF */
+
+
+#ifndef FT_EXPORT
+
+#ifdef __cplusplus
+#define FT_EXPORT( x ) extern "C" x
+#else
+#define FT_EXPORT( x ) extern x
+#endif
+
+#endif /* !FT_EXPORT */
+
+
+#ifndef FT_EXPORT_DEF
+
+#ifdef __cplusplus
+#define FT_EXPORT_DEF( x ) extern "C" x
+#else
+#define FT_EXPORT_DEF( x ) extern x
+#endif
+
+#endif /* !FT_EXPORT_DEF */
+
+
+#ifndef FT_EXPORT_VAR
+
+#ifdef __cplusplus
+#define FT_EXPORT_VAR( x ) extern "C" x
+#else
+#define FT_EXPORT_VAR( x ) extern x
+#endif
+
+#endif /* !FT_EXPORT_VAR */
+
+ /* The following macros are needed to compile the library with a */
+ /* C++ compiler and with 16bit compilers. */
+ /* */
+
+ /* This is special. Within C++, you must specify `extern "C"' for */
+ /* functions which are used via function pointers, and you also */
+ /* must do that for structures which contain function pointers to */
+ /* assure C linkage -- it's not possible to have (local) anonymous */
+ /* functions which are accessed by (global) function pointers. */
+ /* */
+ /* */
+ /* FT_CALLBACK_DEF is used to _define_ a callback function. */
+ /* */
+ /* FT_CALLBACK_TABLE is used to _declare_ a constant variable that */
+ /* contains pointers to callback functions. */
+ /* */
+ /* FT_CALLBACK_TABLE_DEF is used to _define_ a constant variable */
+ /* that contains pointers to callback functions. */
+ /* */
+ /* */
+ /* Some 16bit compilers have to redefine these macros to insert */
+ /* the infamous `_cdecl' or `__fastcall' declarations. */
+ /* */
+#ifndef FT_CALLBACK_DEF
+#ifdef __cplusplus
+#define FT_CALLBACK_DEF( x ) extern "C" x
+#else
+#define FT_CALLBACK_DEF( x ) static x
+#endif
+#endif /* FT_CALLBACK_DEF */
+
+#ifndef FT_CALLBACK_TABLE
+#ifdef __cplusplus
+#define FT_CALLBACK_TABLE extern "C"
+#define FT_CALLBACK_TABLE_DEF extern "C"
+#else
+#define FT_CALLBACK_TABLE extern
+#define FT_CALLBACK_TABLE_DEF /* nothing */
+#endif
+#endif /* FT_CALLBACK_TABLE */
+
+
+FT_END_HEADER
+
+
+#endif /* __FTCONFIG_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftsystem.c */
+/* */
+/* Unix-specific FreeType low-level system interface (body). */
+/* */
+/* Copyright 1996-2001, 2002, 2004, 2005, 2006, 2007, 2008 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+ /* we use our special ftconfig.h file, not the standard one */
+#include <ftconfig.h>
+#include FT_INTERNAL_DEBUG_H
+#include FT_SYSTEM_H
+#include FT_ERRORS_H
+#include FT_TYPES_H
+#include FT_INTERNAL_STREAM_H
+
+ /* memory-mapping includes and definitions */
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+
+#include <sys/mman.h>
+#ifndef MAP_FILE
+#define MAP_FILE 0x00
+#endif
+
+#ifdef MUNMAP_USES_VOIDP
+#define MUNMAP_ARG_CAST void *
+#else
+#define MUNMAP_ARG_CAST char *
+#endif
+
+#ifdef NEED_MUNMAP_DECL
+
+#ifdef __cplusplus
+ extern "C"
+#else
+ extern
+#endif
+ int
+ munmap( char* addr,
+ int len );
+
+#define MUNMAP_ARG_CAST char *
+
+#endif /* NEED_DECLARATION_MUNMAP */
+
+
+#include <sys/types.h>
+#include <sys/stat.h>
+
+#ifdef HAVE_FCNTL_H
+#include <fcntl.h>
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <errno.h>
+
+
+ /*************************************************************************/
+ /* */
+ /* MEMORY MANAGEMENT INTERFACE */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* ft_alloc */
+ /* */
+ /* <Description> */
+ /* The memory allocation function. */
+ /* */
+ /* <Input> */
+ /* memory :: A pointer to the memory object. */
+ /* */
+ /* size :: The requested size in bytes. */
+ /* */
+ /* <Return> */
+ /* The address of newly allocated block. */
+ /* */
+ FT_CALLBACK_DEF( void* )
+ ft_alloc( FT_Memory memory,
+ long size )
+ {
+ FT_UNUSED( memory );
+
+ return malloc( size );
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* ft_realloc */
+ /* */
+ /* <Description> */
+ /* The memory reallocation function. */
+ /* */
+ /* <Input> */
+ /* memory :: A pointer to the memory object. */
+ /* */
+ /* cur_size :: The current size of the allocated memory block. */
+ /* */
+ /* new_size :: The newly requested size in bytes. */
+ /* */
+ /* block :: The current address of the block in memory. */
+ /* */
+ /* <Return> */
+ /* The address of the reallocated memory block. */
+ /* */
+ FT_CALLBACK_DEF( void* )
+ ft_realloc( FT_Memory memory,
+ long cur_size,
+ long new_size,
+ void* block )
+ {
+ FT_UNUSED( memory );
+ FT_UNUSED( cur_size );
+
+ return realloc( block, new_size );
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* ft_free */
+ /* */
+ /* <Description> */
+ /* The memory release function. */
+ /* */
+ /* <Input> */
+ /* memory :: A pointer to the memory object. */
+ /* */
+ /* block :: The address of block in memory to be freed. */
+ /* */
+ FT_CALLBACK_DEF( void )
+ ft_free( FT_Memory memory,
+ void* block )
+ {
+ FT_UNUSED( memory );
+
+ free( block );
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* RESOURCE MANAGEMENT INTERFACE */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_io
+
+ /* We use the macro STREAM_FILE for convenience to extract the */
+ /* system-specific stream handle from a given FreeType stream object */
+#define STREAM_FILE( stream ) ( (FILE*)stream->descriptor.pointer )
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* ft_close_stream_by_munmap */
+ /* */
+ /* <Description> */
+ /* The function to close a stream which is opened by mmap. */
+ /* */
+ /* <Input> */
+ /* stream :: A pointer to the stream object. */
+ /* */
+ FT_CALLBACK_DEF( void )
+ ft_close_stream_by_munmap( FT_Stream stream )
+ {
+ munmap( (MUNMAP_ARG_CAST)stream->descriptor.pointer, stream->size );
+
+ stream->descriptor.pointer = NULL;
+ stream->size = 0;
+ stream->base = 0;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* ft_close_stream_by_free */
+ /* */
+ /* <Description> */
+ /* The function to close a stream which is created by ft_alloc. */
+ /* */
+ /* <Input> */
+ /* stream :: A pointer to the stream object. */
+ /* */
+ FT_CALLBACK_DEF( void )
+ ft_close_stream_by_free( FT_Stream stream )
+ {
+ ft_free( NULL, stream->descriptor.pointer );
+
+ stream->descriptor.pointer = NULL;
+ stream->size = 0;
+ stream->base = 0;
+ }
+
+
+ /* documentation is in ftobjs.h */
+
+ FT_BASE_DEF( FT_Error )
+ FT_Stream_Open( FT_Stream stream,
+ const char* filepathname )
+ {
+ int file;
+ struct stat stat_buf;
+
+
+ if ( !stream )
+ return FT_Err_Invalid_Stream_Handle;
+
+ /* open the file */
+ file = open( filepathname, O_RDONLY );
+ if ( file < 0 )
+ {
+ FT_ERROR(( "FT_Stream_Open:" ));
+ FT_ERROR(( " could not open `%s'\n", filepathname ));
+ return FT_Err_Cannot_Open_Resource;
+ }
+
+ /* Here we ensure that a "fork" will _not_ duplicate */
+ /* our opened input streams on Unix. This is critical */
+ /* since it avoids some (possible) access control */
+ /* issues and cleans up the kernel file table a bit. */
+ /* */
+#ifdef F_SETFD
+#ifdef FD_CLOEXEC
+ (void)fcntl( file, F_SETFD, FD_CLOEXEC );
+#else
+ (void)fcntl( file, F_SETFD, 1 );
+#endif /* FD_CLOEXEC */
+#endif /* F_SETFD */
+
+ if ( fstat( file, &stat_buf ) < 0 )
+ {
+ FT_ERROR(( "FT_Stream_Open:" ));
+ FT_ERROR(( " could not `fstat' file `%s'\n", filepathname ));
+ goto Fail_Map;
+ }
+
+ /* XXX: TODO -- real 64bit platform support */
+ /* */
+ /* `stream->size' is typedef'd to unsigned long (in */
+ /* freetype/ftsystem.h); `stat_buf.st_size', however, is usually */
+ /* typedef'd to off_t (in sys/stat.h). */
+ /* On some platforms, the former is 32bit and the latter is 64bit. */
+ /* To avoid overflow caused by fonts in huge files larger than */
+ /* 2GB, do a test. Temporary fix proposed by Sean McBride. */
+ /* */
+ if ( stat_buf.st_size > LONG_MAX )
+ {
+ FT_ERROR(( "FT_Stream_Open: file is too big\n" ));
+ goto Fail_Map;
+ }
+ else if ( stat_buf.st_size == 0 )
+ {
+ FT_ERROR(( "FT_Stream_Open: zero-length file\n" ));
+ goto Fail_Map;
+ }
+
+ /* This cast potentially truncates a 64bit to 32bit! */
+ stream->size = (unsigned long)stat_buf.st_size;
+ stream->pos = 0;
+ stream->base = (unsigned char *)mmap( NULL,
+ stream->size,
+ PROT_READ,
+ MAP_FILE | MAP_PRIVATE,
+ file,
+ 0 );
+
+ /* on some RTOS, mmap might return 0 */
+ if ( (long)stream->base != -1 && stream->base != NULL )
+ stream->close = ft_close_stream_by_munmap;
+ else
+ {
+ ssize_t total_read_count;
+
+
+ FT_ERROR(( "FT_Stream_Open:" ));
+ FT_ERROR(( " could not `mmap' file `%s'\n", filepathname ));
+
+ stream->base = (unsigned char*)ft_alloc( NULL, stream->size );
+
+ if ( !stream->base )
+ {
+ FT_ERROR(( "FT_Stream_Open:" ));
+ FT_ERROR(( " could not `alloc' memory\n" ));
+ goto Fail_Map;
+ }
+
+ total_read_count = 0;
+ do {
+ ssize_t read_count;
+
+
+ read_count = read( file,
+ stream->base + total_read_count,
+ stream->size - total_read_count );
+
+ if ( read_count <= 0 )
+ {
+ if ( read_count == -1 && errno == EINTR )
+ continue;
+
+ FT_ERROR(( "FT_Stream_Open:" ));
+ FT_ERROR(( " error while `read'ing file `%s'\n", filepathname ));
+ goto Fail_Read;
+ }
+
+ total_read_count += read_count;
+
+ } while ( (unsigned long)total_read_count != stream->size );
+
+ stream->close = ft_close_stream_by_free;
+ }
+
+ close( file );
+
+ stream->descriptor.pointer = stream->base;
+ stream->pathname.pointer = (char*)filepathname;
+
+ stream->read = 0;
+
+ FT_TRACE1(( "FT_Stream_Open:" ));
+ FT_TRACE1(( " opened `%s' (%d bytes) successfully\n",
+ filepathname, stream->size ));
+
+ return FT_Err_Ok;
+
+ Fail_Read:
+ ft_free( NULL, stream->base );
+
+ Fail_Map:
+ close( file );
+
+ stream->base = NULL;
+ stream->size = 0;
+ stream->pos = 0;
+
+ return FT_Err_Cannot_Open_Stream;
+ }
+
+
+#ifdef FT_DEBUG_MEMORY
+
+ extern FT_Int
+ ft_mem_debug_init( FT_Memory memory );
+
+ extern void
+ ft_mem_debug_done( FT_Memory memory );
+
+#endif
+
+
+ /* documentation is in ftobjs.h */
+
+ FT_BASE_DEF( FT_Memory )
+ FT_New_Memory( void )
+ {
+ FT_Memory memory;
+
+
+ memory = (FT_Memory)malloc( sizeof ( *memory ) );
+ if ( memory )
+ {
+ memory->user = 0;
+ memory->alloc = ft_alloc;
+ memory->realloc = ft_realloc;
+ memory->free = ft_free;
+#ifdef FT_DEBUG_MEMORY
+ ft_mem_debug_init( memory );
+#endif
+ }
+
+ return memory;
+ }
+
+
+ /* documentation is in ftobjs.h */
+
+ FT_BASE_DEF( void )
+ FT_Done_Memory( FT_Memory memory )
+ {
+#ifdef FT_DEBUG_MEMORY
+ ft_mem_debug_done( memory );
+#endif
+ memory->free( memory, memory );
+ }
+
+
+/* END */
--- /dev/null
+#!/bin/sh
+# install - install a program, script, or datafile
+
+scriptversion=2011-01-19.21; # UTC
+
+# This originates from X11R5 (mit/util/scripts/install.sh), which was
+# later released in X11R6 (xc/config/util/install.sh) with the
+# following copyright and license.
+#
+# Copyright (C) 1994 X Consortium
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to
+# deal in the Software without restriction, including without limitation the
+# rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+# sell copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+# AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNEC-
+# TION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+#
+# Except as contained in this notice, the name of the X Consortium shall not
+# be used in advertising or otherwise to promote the sale, use or other deal-
+# ings in this Software without prior written authorization from the X Consor-
+# tium.
+#
+#
+# FSF changes to this file are in the public domain.
+#
+# Calling this script install-sh is preferred over install.sh, to prevent
+# `make' implicit rules from creating a file called install from it
+# when there is no Makefile.
+#
+# This script is compatible with the BSD install script, but was written
+# from scratch.
+
+nl='
+'
+IFS=" "" $nl"
+
+# set DOITPROG to echo to test this script
+
+# Don't use :- since 4.3BSD and earlier shells don't like it.
+doit=${DOITPROG-}
+if test -z "$doit"; then
+ doit_exec=exec
+else
+ doit_exec=$doit
+fi
+
+# Put in absolute file names if you don't have them in your path;
+# or use environment vars.
+
+chgrpprog=${CHGRPPROG-chgrp}
+chmodprog=${CHMODPROG-chmod}
+chownprog=${CHOWNPROG-chown}
+cmpprog=${CMPPROG-cmp}
+cpprog=${CPPROG-cp}
+mkdirprog=${MKDIRPROG-mkdir}
+mvprog=${MVPROG-mv}
+rmprog=${RMPROG-rm}
+stripprog=${STRIPPROG-strip}
+
+posix_glob='?'
+initialize_posix_glob='
+ test "$posix_glob" != "?" || {
+ if (set -f) 2>/dev/null; then
+ posix_glob=
+ else
+ posix_glob=:
+ fi
+ }
+'
+
+posix_mkdir=
+
+# Desired mode of installed file.
+mode=0755
+
+chgrpcmd=
+chmodcmd=$chmodprog
+chowncmd=
+mvcmd=$mvprog
+rmcmd="$rmprog -f"
+stripcmd=
+
+src=
+dst=
+dir_arg=
+dst_arg=
+
+copy_on_change=false
+no_target_directory=
+
+usage="\
+Usage: $0 [OPTION]... [-T] SRCFILE DSTFILE
+ or: $0 [OPTION]... SRCFILES... DIRECTORY
+ or: $0 [OPTION]... -t DIRECTORY SRCFILES...
+ or: $0 [OPTION]... -d DIRECTORIES...
+
+In the 1st form, copy SRCFILE to DSTFILE.
+In the 2nd and 3rd, copy all SRCFILES to DIRECTORY.
+In the 4th, create DIRECTORIES.
+
+Options:
+ --help display this help and exit.
+ --version display version info and exit.
+
+ -c (ignored)
+ -C install only if different (preserve the last data modification time)
+ -d create directories instead of installing files.
+ -g GROUP $chgrpprog installed files to GROUP.
+ -m MODE $chmodprog installed files to MODE.
+ -o USER $chownprog installed files to USER.
+ -s $stripprog installed files.
+ -t DIRECTORY install into DIRECTORY.
+ -T report an error if DSTFILE is a directory.
+
+Environment variables override the default commands:
+ CHGRPPROG CHMODPROG CHOWNPROG CMPPROG CPPROG MKDIRPROG MVPROG
+ RMPROG STRIPPROG
+"
+
+while test $# -ne 0; do
+ case $1 in
+ -c) ;;
+
+ -C) copy_on_change=true;;
+
+ -d) dir_arg=true;;
+
+ -g) chgrpcmd="$chgrpprog $2"
+ shift;;
+
+ --help) echo "$usage"; exit $?;;
+
+ -m) mode=$2
+ case $mode in
+ *' '* | *' '* | *'
+'* | *'*'* | *'?'* | *'['*)
+ echo "$0: invalid mode: $mode" >&2
+ exit 1;;
+ esac
+ shift;;
+
+ -o) chowncmd="$chownprog $2"
+ shift;;
+
+ -s) stripcmd=$stripprog;;
+
+ -t) dst_arg=$2
+ # Protect names problematic for `test' and other utilities.
+ case $dst_arg in
+ -* | [=\(\)!]) dst_arg=./$dst_arg;;
+ esac
+ shift;;
+
+ -T) no_target_directory=true;;
+
+ --version) echo "$0 $scriptversion"; exit $?;;
+
+ --) shift
+ break;;
+
+ -*) echo "$0: invalid option: $1" >&2
+ exit 1;;
+
+ *) break;;
+ esac
+ shift
+done
+
+if test $# -ne 0 && test -z "$dir_arg$dst_arg"; then
+ # When -d is used, all remaining arguments are directories to create.
+ # When -t is used, the destination is already specified.
+ # Otherwise, the last argument is the destination. Remove it from $@.
+ for arg
+ do
+ if test -n "$dst_arg"; then
+ # $@ is not empty: it contains at least $arg.
+ set fnord "$@" "$dst_arg"
+ shift # fnord
+ fi
+ shift # arg
+ dst_arg=$arg
+ # Protect names problematic for `test' and other utilities.
+ case $dst_arg in
+ -* | [=\(\)!]) dst_arg=./$dst_arg;;
+ esac
+ done
+fi
+
+if test $# -eq 0; then
+ if test -z "$dir_arg"; then
+ echo "$0: no input file specified." >&2
+ exit 1
+ fi
+ # It's OK to call `install-sh -d' without argument.
+ # This can happen when creating conditional directories.
+ exit 0
+fi
+
+if test -z "$dir_arg"; then
+ do_exit='(exit $ret); exit $ret'
+ trap "ret=129; $do_exit" 1
+ trap "ret=130; $do_exit" 2
+ trap "ret=141; $do_exit" 13
+ trap "ret=143; $do_exit" 15
+
+ # Set umask so as not to create temps with too-generous modes.
+ # However, 'strip' requires both read and write access to temps.
+ case $mode in
+ # Optimize common cases.
+ *644) cp_umask=133;;
+ *755) cp_umask=22;;
+
+ *[0-7])
+ if test -z "$stripcmd"; then
+ u_plus_rw=
+ else
+ u_plus_rw='% 200'
+ fi
+ cp_umask=`expr '(' 777 - $mode % 1000 ')' $u_plus_rw`;;
+ *)
+ if test -z "$stripcmd"; then
+ u_plus_rw=
+ else
+ u_plus_rw=,u+rw
+ fi
+ cp_umask=$mode$u_plus_rw;;
+ esac
+fi
+
+for src
+do
+ # Protect names problematic for `test' and other utilities.
+ case $src in
+ -* | [=\(\)!]) src=./$src;;
+ esac
+
+ if test -n "$dir_arg"; then
+ dst=$src
+ dstdir=$dst
+ test -d "$dstdir"
+ dstdir_status=$?
+ else
+
+ # Waiting for this to be detected by the "$cpprog $src $dsttmp" command
+ # might cause directories to be created, which would be especially bad
+ # if $src (and thus $dsttmp) contains '*'.
+ if test ! -f "$src" && test ! -d "$src"; then
+ echo "$0: $src does not exist." >&2
+ exit 1
+ fi
+
+ if test -z "$dst_arg"; then
+ echo "$0: no destination specified." >&2
+ exit 1
+ fi
+ dst=$dst_arg
+
+ # If destination is a directory, append the input filename; won't work
+ # if double slashes aren't ignored.
+ if test -d "$dst"; then
+ if test -n "$no_target_directory"; then
+ echo "$0: $dst_arg: Is a directory" >&2
+ exit 1
+ fi
+ dstdir=$dst
+ dst=$dstdir/`basename "$src"`
+ dstdir_status=0
+ else
+ # Prefer dirname, but fall back on a substitute if dirname fails.
+ dstdir=`
+ (dirname "$dst") 2>/dev/null ||
+ expr X"$dst" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+ X"$dst" : 'X\(//\)[^/]' \| \
+ X"$dst" : 'X\(//\)$' \| \
+ X"$dst" : 'X\(/\)' \| . 2>/dev/null ||
+ echo X"$dst" |
+ sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
+ s//\1/
+ q
+ }
+ /^X\(\/\/\)[^/].*/{
+ s//\1/
+ q
+ }
+ /^X\(\/\/\)$/{
+ s//\1/
+ q
+ }
+ /^X\(\/\).*/{
+ s//\1/
+ q
+ }
+ s/.*/./; q'
+ `
+
+ test -d "$dstdir"
+ dstdir_status=$?
+ fi
+ fi
+
+ obsolete_mkdir_used=false
+
+ if test $dstdir_status != 0; then
+ case $posix_mkdir in
+ '')
+ # Create intermediate dirs using mode 755 as modified by the umask.
+ # This is like FreeBSD 'install' as of 1997-10-28.
+ umask=`umask`
+ case $stripcmd.$umask in
+ # Optimize common cases.
+ *[2367][2367]) mkdir_umask=$umask;;
+ .*0[02][02] | .[02][02] | .[02]) mkdir_umask=22;;
+
+ *[0-7])
+ mkdir_umask=`expr $umask + 22 \
+ - $umask % 100 % 40 + $umask % 20 \
+ - $umask % 10 % 4 + $umask % 2
+ `;;
+ *) mkdir_umask=$umask,go-w;;
+ esac
+
+ # With -d, create the new directory with the user-specified mode.
+ # Otherwise, rely on $mkdir_umask.
+ if test -n "$dir_arg"; then
+ mkdir_mode=-m$mode
+ else
+ mkdir_mode=
+ fi
+
+ posix_mkdir=false
+ case $umask in
+ *[123567][0-7][0-7])
+ # POSIX mkdir -p sets u+wx bits regardless of umask, which
+ # is incompatible with FreeBSD 'install' when (umask & 300) != 0.
+ ;;
+ *)
+ tmpdir=${TMPDIR-/tmp}/ins$RANDOM-$$
+ trap 'ret=$?; rmdir "$tmpdir/d" "$tmpdir" 2>/dev/null; exit $ret' 0
+
+ if (umask $mkdir_umask &&
+ exec $mkdirprog $mkdir_mode -p -- "$tmpdir/d") >/dev/null 2>&1
+ then
+ if test -z "$dir_arg" || {
+ # Check for POSIX incompatibilities with -m.
+ # HP-UX 11.23 and IRIX 6.5 mkdir -m -p sets group- or
+ # other-writeable bit of parent directory when it shouldn't.
+ # FreeBSD 6.1 mkdir -m -p sets mode of existing directory.
+ ls_ld_tmpdir=`ls -ld "$tmpdir"`
+ case $ls_ld_tmpdir in
+ d????-?r-*) different_mode=700;;
+ d????-?--*) different_mode=755;;
+ *) false;;
+ esac &&
+ $mkdirprog -m$different_mode -p -- "$tmpdir" && {
+ ls_ld_tmpdir_1=`ls -ld "$tmpdir"`
+ test "$ls_ld_tmpdir" = "$ls_ld_tmpdir_1"
+ }
+ }
+ then posix_mkdir=:
+ fi
+ rmdir "$tmpdir/d" "$tmpdir"
+ else
+ # Remove any dirs left behind by ancient mkdir implementations.
+ rmdir ./$mkdir_mode ./-p ./-- 2>/dev/null
+ fi
+ trap '' 0;;
+ esac;;
+ esac
+
+ if
+ $posix_mkdir && (
+ umask $mkdir_umask &&
+ $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir"
+ )
+ then :
+ else
+
+ # The umask is ridiculous, or mkdir does not conform to POSIX,
+ # or it failed possibly due to a race condition. Create the
+ # directory the slow way, step by step, checking for races as we go.
+
+ case $dstdir in
+ /*) prefix='/';;
+ [-=\(\)!]*) prefix='./';;
+ *) prefix='';;
+ esac
+
+ eval "$initialize_posix_glob"
+
+ oIFS=$IFS
+ IFS=/
+ $posix_glob set -f
+ set fnord $dstdir
+ shift
+ $posix_glob set +f
+ IFS=$oIFS
+
+ prefixes=
+
+ for d
+ do
+ test X"$d" = X && continue
+
+ prefix=$prefix$d
+ if test -d "$prefix"; then
+ prefixes=
+ else
+ if $posix_mkdir; then
+ (umask=$mkdir_umask &&
+ $doit_exec $mkdirprog $mkdir_mode -p -- "$dstdir") && break
+ # Don't fail if two instances are running concurrently.
+ test -d "$prefix" || exit 1
+ else
+ case $prefix in
+ *\'*) qprefix=`echo "$prefix" | sed "s/'/'\\\\\\\\''/g"`;;
+ *) qprefix=$prefix;;
+ esac
+ prefixes="$prefixes '$qprefix'"
+ fi
+ fi
+ prefix=$prefix/
+ done
+
+ if test -n "$prefixes"; then
+ # Don't fail if two instances are running concurrently.
+ (umask $mkdir_umask &&
+ eval "\$doit_exec \$mkdirprog $prefixes") ||
+ test -d "$dstdir" || exit 1
+ obsolete_mkdir_used=true
+ fi
+ fi
+ fi
+
+ if test -n "$dir_arg"; then
+ { test -z "$chowncmd" || $doit $chowncmd "$dst"; } &&
+ { test -z "$chgrpcmd" || $doit $chgrpcmd "$dst"; } &&
+ { test "$obsolete_mkdir_used$chowncmd$chgrpcmd" = false ||
+ test -z "$chmodcmd" || $doit $chmodcmd $mode "$dst"; } || exit 1
+ else
+
+ # Make a couple of temp file names in the proper directory.
+ dsttmp=$dstdir/_inst.$$_
+ rmtmp=$dstdir/_rm.$$_
+
+ # Trap to clean up those temp files at exit.
+ trap 'ret=$?; rm -f "$dsttmp" "$rmtmp" && exit $ret' 0
+
+ # Copy the file name to the temp name.
+ (umask $cp_umask && $doit_exec $cpprog "$src" "$dsttmp") &&
+
+ # and set any options; do chmod last to preserve setuid bits.
+ #
+ # If any of these fail, we abort the whole thing. If we want to
+ # ignore errors from any of these, just make sure not to ignore
+ # errors from the above "$doit $cpprog $src $dsttmp" command.
+ #
+ { test -z "$chowncmd" || $doit $chowncmd "$dsttmp"; } &&
+ { test -z "$chgrpcmd" || $doit $chgrpcmd "$dsttmp"; } &&
+ { test -z "$stripcmd" || $doit $stripcmd "$dsttmp"; } &&
+ { test -z "$chmodcmd" || $doit $chmodcmd $mode "$dsttmp"; } &&
+
+ # If -C, don't bother to copy if it wouldn't change the file.
+ if $copy_on_change &&
+ old=`LC_ALL=C ls -dlL "$dst" 2>/dev/null` &&
+ new=`LC_ALL=C ls -dlL "$dsttmp" 2>/dev/null` &&
+
+ eval "$initialize_posix_glob" &&
+ $posix_glob set -f &&
+ set X $old && old=:$2:$4:$5:$6 &&
+ set X $new && new=:$2:$4:$5:$6 &&
+ $posix_glob set +f &&
+
+ test "$old" = "$new" &&
+ $cmpprog "$dst" "$dsttmp" >/dev/null 2>&1
+ then
+ rm -f "$dsttmp"
+ else
+ # Rename the file to the real destination.
+ $doit $mvcmd -f "$dsttmp" "$dst" 2>/dev/null ||
+
+ # The rename failed, perhaps because mv can't rename something else
+ # to itself, or perhaps because mv is so ancient that it does not
+ # support -f.
+ {
+ # Now remove or move aside any old file at destination location.
+ # We try this two ways since rm can't unlink itself on some
+ # systems and the destination file might be busy for other
+ # reasons. In this case, the final cleanup might fail but the new
+ # file should still install successfully.
+ {
+ test ! -f "$dst" ||
+ $doit $rmcmd -f "$dst" 2>/dev/null ||
+ { $doit $mvcmd -f "$dst" "$rmtmp" 2>/dev/null &&
+ { $doit $rmcmd -f "$rmtmp" 2>/dev/null; :; }
+ } ||
+ { echo "$0: cannot unlink or rename $dst" >&2
+ (exit 1); exit 1
+ }
+ } &&
+
+ # Now rename the file to the real destination.
+ $doit $mvcmd "$dsttmp" "$dst"
+ }
+ fi || exit 1
+
+ trap '' 0
+ fi
+done
+
+# Local variables:
+# eval: (add-hook 'write-file-hooks 'time-stamp)
+# time-stamp-start: "scriptversion="
+# time-stamp-format: "%:y-%02m-%02d.%02H"
+# time-stamp-time-zone: "UTC"
+# time-stamp-end: "; # UTC"
+# End:
--- /dev/null
+#
+# FreeType 2 installation instructions for Unix systems
+#
+
+
+# Copyright 1996-2000, 2002, 2003, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+# If you say
+#
+# make install DESTDIR=/tmp/somewhere/
+#
+# don't forget the final backslash (this command is mainly for package
+# maintainers).
+
+
+.PHONY: install uninstall check
+
+# Unix installation and deinstallation targets.
+#
+# Note that we no longer install internal headers, and we remove any
+# `internal' subdirectory found in `$(includedir)/freetype2/freetype'.
+#
+install: $(PROJECT_LIBRARY)
+ $(MKINSTALLDIRS) $(DESTDIR)$(libdir) \
+ $(DESTDIR)$(libdir)/pkgconfig \
+ $(DESTDIR)$(includedir)/freetype2/freetype/config \
+ $(DESTDIR)$(includedir)/freetype2/freetype/cache \
+ $(DESTDIR)$(bindir) \
+ $(DESTDIR)$(datadir)/aclocal
+ $(LIBTOOL) --mode=install $(INSTALL) \
+ $(PROJECT_LIBRARY) $(DESTDIR)$(libdir)
+ -for P in $(PUBLIC_H) ; do \
+ $(INSTALL_DATA) \
+ $$P $(DESTDIR)$(includedir)/freetype2/freetype ; \
+ done
+ -for P in $(CONFIG_H) ; do \
+ $(INSTALL_DATA) \
+ $$P $(DESTDIR)$(includedir)/freetype2/freetype/config ; \
+ done
+ -$(DELETE) $(DESTDIR)$(includedir)/freetype2/freetype/cache/*
+ -$(DELDIR) $(DESTDIR)$(includedir)/freetype2/freetype/cache
+ -$(DELETE) $(DESTDIR)$(includedir)/freetype2/freetype/internal/*
+ -$(DELDIR) $(DESTDIR)$(includedir)/freetype2/freetype/internal
+ $(INSTALL_DATA) $(BUILD_DIR)/ft2unix.h \
+ $(DESTDIR)$(includedir)/ft2build.h
+ $(INSTALL_DATA) $(OBJ_BUILD)/ftconfig.h \
+ $(DESTDIR)$(includedir)/freetype2/freetype/config/ftconfig.h
+ $(INSTALL_DATA) $(OBJ_DIR)/ftmodule.h \
+ $(DESTDIR)$(includedir)/freetype2/freetype/config/ftmodule.h
+ $(INSTALL_SCRIPT) -m 755 $(OBJ_BUILD)/freetype-config \
+ $(DESTDIR)$(bindir)/freetype-config
+ $(INSTALL_SCRIPT) -m 644 $(BUILD_DIR)/freetype2.m4 \
+ $(DESTDIR)$(datadir)/aclocal/freetype2.m4
+ $(INSTALL_SCRIPT) -m 644 $(OBJ_BUILD)/freetype2.pc \
+ $(DESTDIR)$(libdir)/pkgconfig/freetype2.pc
+
+
+uninstall:
+ -$(LIBTOOL) --mode=uninstall $(RM) $(DESTDIR)$(libdir)/$(LIBRARY).$A
+ -$(DELETE) $(DESTDIR)$(includedir)/freetype2/freetype/config/*
+ -$(DELDIR) $(DESTDIR)$(includedir)/freetype2/freetype/config
+ -$(DELETE) $(DESTDIR)$(includedir)/freetype2/freetype/*
+ -$(DELDIR) $(DESTDIR)$(includedir)/freetype2/freetype
+ -$(DELDIR) $(DESTDIR)$(includedir)/freetype2
+ -$(DELETE) $(DESTDIR)$(includedir)/ft2build.h
+ -$(DELETE) $(DESTDIR)$(bindir)/freetype-config
+ -$(DELETE) $(DESTDIR)$(datadir)/aclocal/freetype2.m4
+ -$(DELETE) $(DESTDIR)$(libdir)/pkgconfig/freetype2.pc
+
+
+check:
+ @echo There is no validation suite for this package.
+
+
+.PHONY: clean_project_unix distclean_project_unix
+
+# Unix cleaning and distclean rules.
+#
+clean_project_unix:
+ -$(DELETE) $(BASE_OBJECTS) $(OBJ_M) $(OBJ_S)
+ -$(DELETE) $(patsubst %.$O,%.$(SO),$(BASE_OBJECTS) $(OBJ_M) $(OBJ_S)) \
+ $(CLEAN)
+
+distclean_project_unix: clean_project_unix
+ -$(DELETE) $(PROJECT_LIBRARY)
+ -$(DELETE) $(OBJ_DIR)/.libs/*
+ -$(DELDIR) $(OBJ_DIR)/.libs
+ -$(DELETE) *.orig *~ core *.core $(DISTCLEAN)
+
+# EOF
--- /dev/null
+#! /bin/sh
+# mkinstalldirs --- make directory hierarchy
+
+scriptversion=2006-05-11.19
+
+# Original author: Noah Friedman <friedman@prep.ai.mit.edu>
+# Created: 1993-05-16
+# Public domain.
+#
+# This file is maintained in Automake, please report
+# bugs to <bug-automake@gnu.org> or send patches to
+# <automake-patches@gnu.org>.
+
+nl='
+'
+IFS=" "" $nl"
+errstatus=0
+dirmode=
+
+usage="\
+Usage: mkinstalldirs [-h] [--help] [--version] [-m MODE] DIR ...
+
+Create each directory DIR (with mode MODE, if specified), including all
+leading file name components.
+
+Report bugs to <bug-automake@gnu.org>."
+
+# process command line arguments
+while test $# -gt 0 ; do
+ case $1 in
+ -h | --help | --h*) # -h for help
+ echo "$usage"
+ exit $?
+ ;;
+ -m) # -m PERM arg
+ shift
+ test $# -eq 0 && { echo "$usage" 1>&2; exit 1; }
+ dirmode=$1
+ shift
+ ;;
+ --version)
+ echo "$0 $scriptversion"
+ exit $?
+ ;;
+ --) # stop option processing
+ shift
+ break
+ ;;
+ -*) # unknown option
+ echo "$usage" 1>&2
+ exit 1
+ ;;
+ *) # first non-opt arg
+ break
+ ;;
+ esac
+done
+
+for file
+do
+ if test -d "$file"; then
+ shift
+ else
+ break
+ fi
+done
+
+case $# in
+ 0) exit 0 ;;
+esac
+
+# Solaris 8's mkdir -p isn't thread-safe. If you mkdir -p a/b and
+# mkdir -p a/c at the same time, both will detect that a is missing,
+# one will create a, then the other will try to create a and die with
+# a "File exists" error. This is a problem when calling mkinstalldirs
+# from a parallel make. We use --version in the probe to restrict
+# ourselves to GNU mkdir, which is thread-safe.
+case $dirmode in
+ '')
+ if mkdir -p --version . >/dev/null 2>&1 && test ! -d ./--version; then
+ echo "mkdir -p -- $*"
+ exec mkdir -p -- "$@"
+ else
+ # On NextStep and OpenStep, the `mkdir' command does not
+ # recognize any option. It will interpret all options as
+ # directories to create, and then abort because `.' already
+ # exists.
+ test -d ./-p && rmdir ./-p
+ test -d ./--version && rmdir ./--version
+ fi
+ ;;
+ *)
+ if mkdir -m "$dirmode" -p --version . >/dev/null 2>&1 &&
+ test ! -d ./--version; then
+ echo "mkdir -m $dirmode -p -- $*"
+ exec mkdir -m "$dirmode" -p -- "$@"
+ else
+ # Clean up after NextStep and OpenStep mkdir.
+ for d in ./-m ./-p ./--version "./$dirmode";
+ do
+ test -d $d && rmdir $d
+ done
+ fi
+ ;;
+esac
+
+for file
+do
+ case $file in
+ /*) pathcomp=/ ;;
+ *) pathcomp= ;;
+ esac
+ oIFS=$IFS
+ IFS=/
+ set fnord $file
+ shift
+ IFS=$oIFS
+
+ for d
+ do
+ test "x$d" = x && continue
+
+ pathcomp=$pathcomp$d
+ case $pathcomp in
+ -*) pathcomp=./$pathcomp ;;
+ esac
+
+ if test ! -d "$pathcomp"; then
+ echo "mkdir $pathcomp"
+
+ mkdir "$pathcomp" || lasterr=$?
+
+ if test ! -d "$pathcomp"; then
+ errstatus=$lasterr
+ else
+ if test ! -z "$dirmode"; then
+ echo "chmod $dirmode $pathcomp"
+ lasterr=
+ chmod "$dirmode" "$pathcomp" || lasterr=$?
+
+ if test ! -z "$lasterr"; then
+ errstatus=$lasterr
+ fi
+ fi
+ fi
+ fi
+
+ pathcomp=$pathcomp/
+ done
+done
+
+exit $errstatus
+
+# Local Variables:
+# mode: shell-script
+# sh-indentation: 2
+# eval: (add-hook 'write-file-hooks 'time-stamp)
+# time-stamp-start: "scriptversion="
+# time-stamp-format: "%:y-%02m-%02d.%02H"
+# time-stamp-end: "$"
+# End:
--- /dev/null
+#
+# FreeType 2 template for Unix-specific compiler definitions
+#
+
+# Copyright 1996-2000, 2002, 2003, 2005, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+CC := @CC@
+COMPILER_SEP := $(SEP)
+FT_LIBTOOL_DIR ?= $(BUILD_DIR)
+
+LIBTOOL := $(FT_LIBTOOL_DIR)/libtool
+
+
+# The object file extension (for standard and static libraries). This can be
+# .o, .tco, .obj, etc., depending on the platform.
+#
+O := lo
+SO := o
+
+
+# The executable file extension. Although most Unix platforms use no
+# extension, we copy the extension detected by autoconf. Useful for cross
+# building on Unix systems for non-Unix systems.
+#
+E := @EXEEXT@
+
+
+# The library file extension (for standard and static libraries). This can
+# be .a, .lib, etc., depending on the platform.
+#
+A := la
+SA := a
+
+
+# The name of the final library file. Note that the DOS-specific Makefile
+# uses a shorter (8.3) name.
+#
+LIBRARY := lib$(PROJECT)
+
+
+# Path inclusion flag. Some compilers use a different flag than `-I' to
+# specify an additional include path. Examples are `/i=' or `-J'.
+#
+I := -I
+
+
+# C flag used to define a macro before the compilation of a given source
+# object. Usually it is `-D' like in `-DDEBUG'.
+#
+D := -D
+
+
+# The link flag used to specify a given library file on link. Note that
+# this is only used to compile the demo programs, not the library itself.
+#
+L := -l
+
+
+# Target flag.
+#
+T := -o$(space)
+
+
+# C flags
+#
+# These should concern: debug output, optimization & warnings.
+#
+# Use the ANSIFLAGS variable to define the compiler flags used to enfore
+# ANSI compliance.
+#
+# We use our own FreeType configuration file.
+#
+CPPFLAGS := @CPPFLAGS@
+CFLAGS := -c @XX_CFLAGS@ @CFLAGS@ -DFT_CONFIG_CONFIG_H="<ftconfig.h>"
+
+# ANSIFLAGS: Put there the flags used to make your compiler ANSI-compliant.
+#
+ANSIFLAGS := @XX_ANSIFLAGS@
+
+# C compiler to use -- we use libtool!
+#
+#
+CCraw := $(CC)
+CC := $(LIBTOOL) --mode=compile $(CCraw)
+
+# Linker flags.
+#
+LDFLAGS := @LDFLAGS@
+
+
+# export symbols
+#
+CCraw_build := @CC_BUILD@ # native CC of building system
+E_BUILD := @EXEEXT_BUILD@ # extension for exexutable on building system
+EXPORTS_LIST := $(OBJ_DIR)/ftexport.sym
+CCexe := $(CCraw_build) # used to compile `apinames' only
+
+
+# Library linking
+#
+LINK_LIBRARY = $(LIBTOOL) --mode=link $(CCraw) -o $@ $(OBJECTS_LIST) \
+ -rpath $(libdir) -version-info $(version_info) \
+ $(LDFLAGS) -no-undefined \
+ # -export-symbols $(EXPORTS_LIST)
+
+# EOF
--- /dev/null
+#
+# FreeType 2 configuration rules templates for Unix + configure
+#
+
+
+# Copyright 1996-2000, 2002, 2004, 2006, 2008 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+TOP_DIR := $(shell cd $(TOP_DIR); pwd)
+
+DELETE := @RMF@
+DELDIR := @RMDIR@
+CAT := cat
+SEP := /
+
+# this is used for `make distclean' and `make install'
+OBJ_BUILD ?= $(BUILD_DIR)
+
+# don't use `:=' here since the path stuff will be included after this file
+#
+FTSYS_SRC = @FTSYS_SRC@
+
+INSTALL := @INSTALL@
+INSTALL_DATA := @INSTALL_DATA@
+INSTALL_PROGRAM := @INSTALL_PROGRAM@
+INSTALL_SCRIPT := @INSTALL_SCRIPT@
+MKINSTALLDIRS := $(BUILD_DIR)/mkinstalldirs
+
+DISTCLEAN += $(OBJ_BUILD)/config.cache \
+ $(OBJ_BUILD)/config.log \
+ $(OBJ_BUILD)/config.status \
+ $(OBJ_BUILD)/unix-def.mk \
+ $(OBJ_BUILD)/unix-cc.mk \
+ $(OBJ_BUILD)/ftconfig.h \
+ $(OBJ_BUILD)/freetype-config \
+ $(OBJ_BUILD)/freetype2.pc \
+ $(LIBTOOL) \
+ $(OBJ_BUILD)/Makefile
+
+
+# Standard installation variables.
+#
+prefix := @prefix@
+exec_prefix := @exec_prefix@
+libdir := @libdir@
+bindir := @bindir@
+includedir := @includedir@
+datarootdir := @datarootdir@
+datadir := @datadir@
+
+version_info := @version_info@
+
+
+# The directory where all library files are placed.
+#
+# By default, this is the same as $(OBJ_DIR); however, this can be changed
+# to suit particular needs.
+#
+LIB_DIR := $(OBJ_DIR)
+
+# The BASE_SRC macro lists all source files that should be included in
+# src/base/ftbase.c. When configure sets up CFLAGS to build ftmac.c,
+# ftmac.c should be added to BASE_SRC.
+ftmac_c := @ftmac_c@
+
+# The SYSTEM_ZLIB macro is defined if the user wishes to link dynamically
+# with its system wide zlib. If SYSTEM_ZLIB is 'yes', the zlib part of the
+# ftgzip module is not compiled in.
+SYSTEM_ZLIB := @SYSTEM_ZLIB@
+
+
+# The NO_OUTPUT macro is appended to command lines in order to ignore
+# the output of some programs.
+#
+NO_OUTPUT := 2> /dev/null
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 Configuration rules for Unix + GCC
+#
+# Development version without optimizations & libtool
+# and no installation.
+#
+
+
+# Copyright 1996-2000, 2003, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+DEVEL_DIR := $(TOP_DIR)/devel
+
+include $(TOP_DIR)/builds/unix/unixddef.mk
+include $(TOP_DIR)/builds/compiler/gcc-dev.mk
+include $(TOP_DIR)/builds/link_std.mk
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 Configuration rules for Unix + LCC
+#
+# Development version without optimizations & libtool
+# and no installation.
+#
+
+
+# Copyright 1996-2000 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+include $(TOP_DIR)/builds/unix/unixddef.mk
+include $(TOP_DIR)/builds/compiler/unix-lcc.mk
+include $(TOP_DIR)/builds/link_std.mk
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 configuration rules for UNIX platforms
+#
+
+
+# Copyright 1996-2000, 2002, 2004, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+# We need these declarations here since unix-def.mk is a generated file.
+BUILD_DIR := $(TOP_DIR)/builds/unix
+PLATFORM := unix
+
+have_mk := $(wildcard $(OBJ_DIR)/unix-def.mk)
+ifneq ($(have_mk),)
+ # We are building FreeType 2 not in the src tree.
+ include $(OBJ_DIR)/unix-def.mk
+ include $(OBJ_DIR)/unix-cc.mk
+else
+ include $(BUILD_DIR)/unix-def.mk
+ include $(BUILD_DIR)/unix-cc.mk
+endif
+
+ifdef BUILD_PROJECT
+
+ .PHONY: clean_project distclean_project
+
+ # Now include the main sub-makefile. It contains all the rules used to
+ # build the library with the previous variables defined.
+ #
+ include $(TOP_DIR)/builds/$(PROJECT).mk
+
+
+ # The cleanup targets.
+ #
+ clean_project: clean_project_unix
+ distclean_project: distclean_project_unix
+
+
+ # This final rule is used to link all object files into a single library.
+ # It is part of the system-specific sub-Makefile because not all
+ # librarians accept a simple syntax like
+ #
+ # librarian library_file {list of object files}
+ #
+ $(PROJECT_LIBRARY): $(OBJECTS_LIST)
+ ifdef CLEAN_LIBRARY
+ -$(CLEAN_LIBRARY) $(NO_OUTPUT)
+ endif
+ $(LINK_LIBRARY)
+
+ include $(TOP_DIR)/builds/unix/install.mk
+
+endif
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 configuration rules templates for
+# development under Unix with no configure script (gcc only)
+#
+
+
+# Copyright 1996-2000, 2003, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+TOP_DIR := $(shell cd $(TOP_DIR); pwd)
+OBJ_DIR := $(shell cd $(OBJ_DIR); pwd)
+
+PLATFORM := unix
+
+DELETE := rm -f
+CAT := cat
+SEP := /
+
+# we use a special devel ftoption.h
+DEVEL_DIR := $(TOP_DIR)/devel
+
+
+# library file name
+#
+LIBRARY := lib$(PROJECT)
+
+
+# The directory where all library files are placed.
+#
+# By default, this is the same as $(OBJ_DIR); however, this can be changed
+# to suit particular needs.
+#
+LIB_DIR := $(OBJ_DIR)
+
+
+NO_OUTPUT := 2> /dev/null
+
+# EOF
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftconfig.h */
+/* */
+/* VMS-specific configuration file (specification only). */
+/* */
+/* Copyright 1996-2004, 2006-2008, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This header file contains a number of macro definitions that are used */
+ /* by the rest of the engine. Most of the macros here are automatically */
+ /* determined at compile time, and you should not need to change it to */
+ /* port FreeType, except to compile the library with a non-ANSI */
+ /* compiler. */
+ /* */
+ /* Note however that if some specific modifications are needed, we */
+ /* advise you to place a modified copy in your build directory. */
+ /* */
+ /* The build directory is usually `freetype/builds/<system>', and */
+ /* contains system-specific files that are always included first when */
+ /* building the library. */
+ /* */
+ /*************************************************************************/
+
+
+#ifndef __FTCONFIG_H__
+#define __FTCONFIG_H__
+
+
+ /* Include the header file containing all developer build options */
+#include <ft2build.h>
+#include FT_CONFIG_OPTIONS_H
+#include FT_CONFIG_STANDARD_LIBRARY_H
+
+
+FT_BEGIN_HEADER
+
+ /*************************************************************************/
+ /* */
+ /* PLATFORM-SPECIFIC CONFIGURATION MACROS */
+ /* */
+ /* These macros can be toggled to suit a specific system. The current */
+ /* ones are defaults used to compile FreeType in an ANSI C environment */
+ /* (16bit compilers are also supported). Copy this file to your own */
+ /* `freetype/builds/<system>' directory, and edit it to port the engine. */
+ /* */
+ /*************************************************************************/
+
+
+#define HAVE_UNISTD_H 1
+#define HAVE_FCNTL_H 1
+
+#define SIZEOF_INT 4
+#define SIZEOF_LONG 4
+
+#define FT_SIZEOF_INT 4
+#define FT_SIZEOF_LONG 4
+
+#define FT_CHAR_BIT 8
+
+
+ /* FT_UNUSED is a macro used to indicate that a given parameter is not */
+ /* used -- this is only used to get rid of unpleasant compiler warnings */
+#ifndef FT_UNUSED
+#define FT_UNUSED( arg ) ( (arg) = (arg) )
+#endif
+
+
+ /*************************************************************************/
+ /* */
+ /* AUTOMATIC CONFIGURATION MACROS */
+ /* */
+ /* These macros are computed from the ones defined above. Don't touch */
+ /* their definition, unless you know precisely what you are doing. No */
+ /* porter should need to mess with them. */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* Mac support */
+ /* */
+ /* This is the only necessary change, so it is defined here instead */
+ /* providing a new configuration file. */
+ /* */
+#if defined( __APPLE__ ) || ( defined( __MWERKS__ ) && defined( macintosh ) )
+ /* no Carbon frameworks for 64bit 10.4.x */
+ /* AvailabilityMacros.h is available since Mac OS X 10.2, */
+ /* so guess the system version by maximum errno before inclusion */
+#include <errno.h>
+#ifdef ECANCELED /* defined since 10.2 */
+#include "AvailabilityMacros.h"
+#endif
+#if defined( __LP64__ ) && \
+ ( MAC_OS_X_VERSION_MIN_REQUIRED <= MAC_OS_X_VERSION_10_4 )
+#undef FT_MACINTOSH
+#endif
+
+#elif defined( __SC__ ) || defined( __MRC__ )
+ /* Classic MacOS compilers */
+#include "ConditionalMacros.h"
+#if TARGET_OS_MAC
+#define FT_MACINTOSH 1
+#endif
+
+#endif
+
+
+ /*************************************************************************/
+ /* */
+ /* IntN types */
+ /* */
+ /* Used to guarantee the size of some specific integers. */
+ /* */
+ typedef signed short FT_Int16;
+ typedef unsigned short FT_UInt16;
+
+#if FT_SIZEOF_INT == 4
+
+ typedef signed int FT_Int32;
+ typedef unsigned int FT_UInt32;
+
+#elif FT_SIZEOF_LONG == 4
+
+ typedef signed long FT_Int32;
+ typedef unsigned long FT_UInt32;
+
+#else
+#error "no 32bit type found -- please check your configuration files"
+#endif
+
+ /* look up an integer type that is at least 32 bits */
+#if FT_SIZEOF_INT >= 4
+
+ typedef int FT_Fast;
+ typedef unsigned int FT_UFast;
+
+#elif FT_SIZEOF_LONG >= 4
+
+ typedef long FT_Fast;
+ typedef unsigned long FT_UFast;
+
+#endif
+
+
+ /* determine whether we have a 64-bit int type for platforms without */
+ /* Autoconf */
+#if FT_SIZEOF_LONG == 8
+
+ /* FT_LONG64 must be defined if a 64-bit type is available */
+#define FT_LONG64
+#define FT_INT64 long
+
+#elif defined( _MSC_VER ) && _MSC_VER >= 900 /* Visual C++ (and Intel C++) */
+
+ /* this compiler provides the __int64 type */
+#define FT_LONG64
+#define FT_INT64 __int64
+
+#elif defined( __BORLANDC__ ) /* Borland C++ */
+
+ /* XXXX: We should probably check the value of __BORLANDC__ in order */
+ /* to test the compiler version. */
+
+ /* this compiler provides the __int64 type */
+#define FT_LONG64
+#define FT_INT64 __int64
+
+#elif defined( __WATCOMC__ ) /* Watcom C++ */
+
+ /* Watcom doesn't provide 64-bit data types */
+
+#elif defined( __MWERKS__ ) /* Metrowerks CodeWarrior */
+
+#define FT_LONG64
+#define FT_INT64 long long int
+
+#elif defined( __GNUC__ )
+
+ /* GCC provides the `long long' type */
+#define FT_LONG64
+#define FT_INT64 long long int
+
+#endif /* FT_SIZEOF_LONG == 8 */
+
+
+#define FT_BEGIN_STMNT do {
+#define FT_END_STMNT } while ( 0 )
+#define FT_DUMMY_STMNT FT_BEGIN_STMNT FT_END_STMNT
+
+
+ /*************************************************************************/
+ /* */
+ /* A 64-bit data type will create compilation problems if you compile */
+ /* in strict ANSI mode. To avoid them, we disable their use if */
+ /* __STDC__ is defined. You can however ignore this rule by */
+ /* defining the FT_CONFIG_OPTION_FORCE_INT64 configuration macro. */
+ /* */
+#if defined( FT_LONG64 ) && !defined( FT_CONFIG_OPTION_FORCE_INT64 )
+
+#ifdef __STDC__
+
+ /* undefine the 64-bit macros in strict ANSI compilation mode */
+#undef FT_LONG64
+#undef FT_INT64
+
+#endif /* __STDC__ */
+
+#endif /* FT_LONG64 && !FT_CONFIG_OPTION_FORCE_INT64 */
+
+
+#ifdef FT_MAKE_OPTION_SINGLE_OBJECT
+
+#define FT_LOCAL( x ) static x
+#define FT_LOCAL_DEF( x ) static x
+
+#else
+
+#ifdef __cplusplus
+#define FT_LOCAL( x ) extern "C" x
+#define FT_LOCAL_DEF( x ) extern "C" x
+#else
+#define FT_LOCAL( x ) extern x
+#define FT_LOCAL_DEF( x ) x
+#endif
+
+#endif /* FT_MAKE_OPTION_SINGLE_OBJECT */
+
+
+#ifndef FT_BASE
+
+#ifdef __cplusplus
+#define FT_BASE( x ) extern "C" x
+#else
+#define FT_BASE( x ) extern x
+#endif
+
+#endif /* !FT_BASE */
+
+
+#ifndef FT_BASE_DEF
+
+#ifdef __cplusplus
+#define FT_BASE_DEF( x ) extern "C" x
+#else
+#define FT_BASE_DEF( x ) extern x
+#endif
+
+#endif /* !FT_BASE_DEF */
+
+
+#ifndef FT_EXPORT
+
+#ifdef __cplusplus
+#define FT_EXPORT( x ) extern "C" x
+#else
+#define FT_EXPORT( x ) extern x
+#endif
+
+#endif /* !FT_EXPORT */
+
+
+#ifndef FT_EXPORT_DEF
+
+#ifdef __cplusplus
+#define FT_EXPORT_DEF( x ) extern "C" x
+#else
+#define FT_EXPORT_DEF( x ) extern x
+#endif
+
+#endif /* !FT_EXPORT_DEF */
+
+
+#ifndef FT_EXPORT_VAR
+
+#ifdef __cplusplus
+#define FT_EXPORT_VAR( x ) extern "C" x
+#else
+#define FT_EXPORT_VAR( x ) extern x
+#endif
+
+#endif /* !FT_EXPORT_VAR */
+
+ /* The following macros are needed to compile the library with a */
+ /* C++ compiler and with 16bit compilers. */
+ /* */
+
+ /* This is special. Within C++, you must specify `extern "C"' for */
+ /* functions which are used via function pointers, and you also */
+ /* must do that for structures which contain function pointers to */
+ /* assure C linkage -- it's not possible to have (local) anonymous */
+ /* functions which are accessed by (global) function pointers. */
+ /* */
+ /* */
+ /* FT_CALLBACK_DEF is used to _define_ a callback function. */
+ /* */
+ /* FT_CALLBACK_TABLE is used to _declare_ a constant variable that */
+ /* contains pointers to callback functions. */
+ /* */
+ /* FT_CALLBACK_TABLE_DEF is used to _define_ a constant variable */
+ /* that contains pointers to callback functions. */
+ /* */
+ /* */
+ /* Some 16bit compilers have to redefine these macros to insert */
+ /* the infamous `_cdecl' or `__fastcall' declarations. */
+ /* */
+#ifndef FT_CALLBACK_DEF
+#ifdef __cplusplus
+#define FT_CALLBACK_DEF( x ) extern "C" x
+#else
+#define FT_CALLBACK_DEF( x ) static x
+#endif
+#endif /* FT_CALLBACK_DEF */
+
+#ifndef FT_CALLBACK_TABLE
+#ifdef __cplusplus
+#define FT_CALLBACK_TABLE extern "C"
+#define FT_CALLBACK_TABLE_DEF extern "C"
+#else
+#define FT_CALLBACK_TABLE extern
+#define FT_CALLBACK_TABLE_DEF /* nothing */
+#endif
+#endif /* FT_CALLBACK_TABLE */
+
+
+FT_END_HEADER
+
+
+#endif /* __FTCONFIG_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftsystem.c */
+/* */
+/* VMS-specific FreeType low-level system interface (body). */
+/* */
+/* Copyright 1996-2001, 2002, 2005, 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+ /* we use our special ftconfig.h file, not the standard one */
+#include <ftconfig.h>
+#include FT_INTERNAL_DEBUG_H
+#include FT_SYSTEM_H
+#include FT_ERRORS_H
+#include FT_TYPES_H
+#include FT_INTERNAL_OBJECTS_H
+
+ /* memory-mapping includes and definitions */
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+
+#include <sys/mman.h>
+#ifndef MAP_FILE
+#define MAP_FILE 0x00
+#endif
+
+#ifdef MUNMAP_USES_VOIDP
+#define MUNMAP_ARG_CAST void *
+#else
+#define MUNMAP_ARG_CAST char *
+#endif
+
+#ifdef NEED_MUNMAP_DECL
+
+#ifdef __cplusplus
+ extern "C"
+#else
+ extern
+#endif
+ int
+ munmap( char* addr,
+ int len );
+
+#define MUNMAP_ARG_CAST char *
+
+#endif /* NEED_DECLARATION_MUNMAP */
+
+
+#include <sys/types.h>
+#include <sys/stat.h>
+
+#ifdef HAVE_FCNTL_H
+#include <fcntl.h>
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+
+ /*************************************************************************/
+ /* */
+ /* MEMORY MANAGEMENT INTERFACE */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* ft_alloc */
+ /* */
+ /* <Description> */
+ /* The memory allocation function. */
+ /* */
+ /* <Input> */
+ /* memory :: A pointer to the memory object. */
+ /* */
+ /* size :: The requested size in bytes. */
+ /* */
+ /* <Return> */
+ /* The address of newly allocated block. */
+ /* */
+ FT_CALLBACK_DEF( void* )
+ ft_alloc( FT_Memory memory,
+ long size )
+ {
+ FT_UNUSED( memory );
+
+ return malloc( size );
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* ft_realloc */
+ /* */
+ /* <Description> */
+ /* The memory reallocation function. */
+ /* */
+ /* <Input> */
+ /* memory :: A pointer to the memory object. */
+ /* */
+ /* cur_size :: The current size of the allocated memory block. */
+ /* */
+ /* new_size :: The newly requested size in bytes. */
+ /* */
+ /* block :: The current address of the block in memory. */
+ /* */
+ /* <Return> */
+ /* The address of the reallocated memory block. */
+ /* */
+ FT_CALLBACK_DEF( void* )
+ ft_realloc( FT_Memory memory,
+ long cur_size,
+ long new_size,
+ void* block )
+ {
+ FT_UNUSED( memory );
+ FT_UNUSED( cur_size );
+
+ return realloc( block, new_size );
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* ft_free */
+ /* */
+ /* <Description> */
+ /* The memory release function. */
+ /* */
+ /* <Input> */
+ /* memory :: A pointer to the memory object. */
+ /* */
+ /* block :: The address of block in memory to be freed. */
+ /* */
+ FT_CALLBACK_DEF( void )
+ ft_free( FT_Memory memory,
+ void* block )
+ {
+ FT_UNUSED( memory );
+
+ free( block );
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* RESOURCE MANAGEMENT INTERFACE */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_io
+
+ /* We use the macro STREAM_FILE for convenience to extract the */
+ /* system-specific stream handle from a given FreeType stream object */
+#define STREAM_FILE( stream ) ( (FILE*)stream->descriptor.pointer )
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* ft_close_stream */
+ /* */
+ /* <Description> */
+ /* The function to close a stream. */
+ /* */
+ /* <Input> */
+ /* stream :: A pointer to the stream object. */
+ /* */
+ FT_CALLBACK_DEF( void )
+ ft_close_stream( FT_Stream stream )
+ {
+ munmap( (MUNMAP_ARG_CAST)stream->descriptor.pointer, stream->size );
+
+ stream->descriptor.pointer = NULL;
+ stream->size = 0;
+ stream->base = 0;
+ }
+
+
+ /* documentation is in ftobjs.h */
+
+ FT_BASE_DEF( FT_Error )
+ FT_Stream_Open( FT_Stream stream,
+ const char* filepathname )
+ {
+ int file;
+ struct stat stat_buf;
+
+
+ if ( !stream )
+ return FT_Err_Invalid_Stream_Handle;
+
+ /* open the file */
+ file = open( filepathname, O_RDONLY );
+ if ( file < 0 )
+ {
+ FT_ERROR(( "FT_Stream_Open:" ));
+ FT_ERROR(( " could not open `%s'\n", filepathname ));
+ return FT_Err_Cannot_Open_Resource;
+ }
+
+ if ( fstat( file, &stat_buf ) < 0 )
+ {
+ FT_ERROR(( "FT_Stream_Open:" ));
+ FT_ERROR(( " could not `fstat' file `%s'\n", filepathname ));
+ goto Fail_Map;
+ }
+
+ stream->size = stat_buf.st_size;
+ if ( !stream->size )
+ {
+ FT_ERROR(( "FT_Stream_Open:" ));
+ FT_ERROR(( " opened `%s' but zero-sized\n", filepathname ));
+ goto Fail_Map;
+ }
+
+ stream->pos = 0;
+ stream->base = (unsigned char *)mmap( NULL,
+ stream->size,
+ PROT_READ,
+ MAP_FILE | MAP_PRIVATE,
+ file,
+ 0 );
+
+ if ( (long)stream->base == -1 )
+ {
+ FT_ERROR(( "FT_Stream_Open:" ));
+ FT_ERROR(( " could not `mmap' file `%s'\n", filepathname ));
+ goto Fail_Map;
+ }
+
+ close( file );
+
+ stream->descriptor.pointer = stream->base;
+ stream->pathname.pointer = (char*)filepathname;
+
+ stream->close = ft_close_stream;
+ stream->read = 0;
+
+ FT_TRACE1(( "FT_Stream_Open:" ));
+ FT_TRACE1(( " opened `%s' (%d bytes) successfully\n",
+ filepathname, stream->size ));
+
+ return FT_Err_Ok;
+
+ Fail_Map:
+ close( file );
+
+ stream->base = NULL;
+ stream->size = 0;
+ stream->pos = 0;
+
+ return FT_Err_Cannot_Open_Stream;
+ }
+
+
+#ifdef FT_DEBUG_MEMORY
+
+ extern FT_Int
+ ft_mem_debug_init( FT_Memory memory );
+
+ extern void
+ ft_mem_debug_done( FT_Memory memory );
+
+#endif
+
+
+ /* documentation is in ftobjs.h */
+
+ FT_BASE_DEF( FT_Memory )
+ FT_New_Memory( void )
+ {
+ FT_Memory memory;
+
+
+ memory = (FT_Memory)malloc( sizeof ( *memory ) );
+ if ( memory )
+ {
+ memory->user = 0;
+ memory->alloc = ft_alloc;
+ memory->realloc = ft_realloc;
+ memory->free = ft_free;
+#ifdef FT_DEBUG_MEMORY
+ ft_mem_debug_init( memory );
+#endif
+ }
+
+ return memory;
+ }
+
+
+ /* documentation is in ftobjs.h */
+
+ FT_BASE_DEF( void )
+ FT_Done_Memory( FT_Memory memory )
+ {
+#ifdef FT_DEBUG_MEMORY
+ ft_mem_debug_done( memory );
+#endif
+ memory->free( memory, memory );
+ }
+
+
+/* END */
--- /dev/null
+#
+# FreeType 2 configuration file to detect a Win32 host platform.
+#
+
+
+# Copyright 1996-2000, 2003, 2004, 2006, 2007 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+.PHONY: setup
+
+
+ifeq ($(PLATFORM),ansi)
+
+ # Detecting Windows NT is easy, as the OS variable must be defined and
+ # contains `Windows_NT'. This also works with Windows 2000 and XP.
+ #
+ ifeq ($(OS),Windows_NT)
+
+ PLATFORM := win32
+
+ else
+
+ # Detecting Windows 9X
+
+ # We used to run the `ver' command to see if its output contains the
+ # word `Windows'. If this is true, we are running Windows 95 or later:
+ #
+ # ifdef COMSPEC
+ # # First, check if we have the COMSPEC environment variable, which
+ # # indicates we can use COMMAND.COM's internal commands
+ # is_windows := $(findstring Windows,$(strip $(shell ver)))
+ # endif
+ #
+ # Unfortunately, this also detects the case when one is running
+ # DOS 7.x (the MS-DOS version that lies below Windows) without actually
+ # launching the GUI.
+ #
+ # A better test is to check whether there are both the environment
+ # variables `winbootdir' and `windir'. The first indicates an
+ # underlying DOS 7.x, while the second is set only if win32 is available.
+ #
+ # Note that on Windows NT, such an environment variable will not be seen
+ # from DOS-based tools like DJGPP's make; this is not actually a problem
+ # since NT is detected independently above. But do not try to be clever!
+ #
+ ifdef winbootdir
+ ifdef windir
+
+ PLATFORM := win32
+
+ endif
+ endif
+
+ endif # test NT
+
+endif # test PLATFORM ansi
+
+ifeq ($(PLATFORM),win32)
+
+ DELETE := del
+ CAT := type
+ SEP := $(BACKSLASH)
+
+ # Setting COPY is a bit trickier. Plain COPY on NT will not work
+ # correctly, because it will uppercase 8.3 filenames, creating a
+ # `CONFIG.MK' file which isn't found later on by `make'.
+ # Since we do not want that, we need to force execution of CMD.EXE.
+ # Unfortunately, CMD.EXE is not available on Windows 9X.
+ # So we need to hack.
+ #
+ # Kudos to Eli Zaretskii (DJGPP guru) that helped debug it.
+ # Details are available in threads of the freetype mailing list
+ # (2004-11-11), and then in the devel mailing list (2004-11-20 to -23).
+ #
+ ifeq ($(OS),Windows_NT)
+ COPY := cmd.exe /c copy
+ else
+ COPY := copy
+ endif # test NT
+
+
+ # gcc Makefile by default
+ CONFIG_FILE := w32-gcc.mk
+ ifeq ($(firstword $(CC)),cc)
+ CC := gcc
+ endif
+
+ ifneq ($(findstring list,$(MAKECMDGOALS)),) # test for the "list" target
+ dump_target_list:
+ @echo ÿ
+ @echo $(PROJECT_TITLE) build system -- supported compilers
+ @echo ÿ
+ @echo Several command-line compilers are supported on Win32:
+ @echo ÿ
+ @echo ÿÿmake setupÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿgcc (with Mingw)
+ @echo ÿÿmake setup visualcÿÿÿÿÿÿÿÿÿÿÿÿÿMicrosoft Visual C++
+ @echo ÿÿmake setup bcc32ÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿBorland C/C++
+ @echo ÿÿmake setup lccÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿWin32-LCC
+ @echo ÿÿmake setup intelcÿÿÿÿÿÿÿÿÿÿÿÿÿÿIntel C/C++
+ @echo ÿ
+
+ setup: dump_target_list
+ .PHONY: dump_target_list list
+ else
+ setup: dos_setup
+ endif
+
+ # additionally, we provide hooks for various other compilers
+ #
+ ifneq ($(findstring visualc,$(MAKECMDGOALS)),) # Visual C/C++
+ CONFIG_FILE := w32-vcc.mk
+ CC := cl
+ visualc: setup
+ .PHONY: visualc
+ endif
+
+ ifneq ($(findstring intelc,$(MAKECMDGOALS)),) # Intel C/C++
+ CONFIG_FILE := w32-intl.mk
+ CC := cl
+ visualc: setup
+ .PHONY: intelc
+ endif
+
+ ifneq ($(findstring watcom,$(MAKECMDGOALS)),) # Watcom C/C++
+ CONFIG_FILE := w32-wat.mk
+ CC := wcc386
+ watcom: setup
+ .PHONY: watcom
+ endif
+
+ ifneq ($(findstring visualage,$(MAKECMDGOALS)),) # Visual Age C++
+ CONFIG_FILE := w32-icc.mk
+ CC := icc
+ visualage: setup
+ .PHONY: visualage
+ endif
+
+ ifneq ($(findstring lcc,$(MAKECMDGOALS)),) # LCC-Win32
+ CONFIG_FILE := w32-lcc.mk
+ CC := lcc
+ lcc: setup
+ .PHONY: lcc
+ endif
+
+ ifneq ($(findstring mingw32,$(MAKECMDGOALS)),) # mingw32
+ CONFIG_FILE := w32-mingw32.mk
+ CC := gcc
+ mingw32: setup
+ .PHONY: mingw32
+ endif
+
+ ifneq ($(findstring bcc32,$(MAKECMDGOALS)),) # Borland C++
+ CONFIG_FILE := w32-bcc.mk
+ CC := bcc32
+ bcc32: setup
+ .PHONY: bcc32
+ endif
+
+ ifneq ($(findstring devel-bcc,$(MAKECMDGOALS)),) # development target
+ CONFIG_FILE := w32-bccd.mk
+ CC := bcc32
+ devel-bcc: setup
+ .PHONY: devel-bcc
+ endif
+
+ ifneq ($(findstring devel-gcc,$(MAKECMDGOALS)),) # development target
+ CONFIG_FILE := w32-dev.mk
+ CC := gcc
+ devel-gcc: setup
+ .PHONY: devel-gcc
+ endif
+
+endif # test PLATFORM win32
+
+
+# EOF
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftdebug.c */
+/* */
+/* Debugging and logging component for Win32 (body). */
+/* */
+/* Copyright 1996-2001, 2002, 2005, 2008, 2009 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This component contains various macros and functions used to ease the */
+ /* debugging of the FreeType engine. Its main purpose is in assertion */
+ /* checking, tracing, and error detection. */
+ /* */
+ /* There are now three debugging modes: */
+ /* */
+ /* - trace mode */
+ /* */
+ /* Error and trace messages are sent to the log file (which can be the */
+ /* standard error output). */
+ /* */
+ /* - error mode */
+ /* */
+ /* Only error messages are generated. */
+ /* */
+ /* - release mode: */
+ /* */
+ /* No error message is sent or generated. The code is free from any */
+ /* debugging parts. */
+ /* */
+ /*************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_DEBUG_H
+
+
+#ifdef FT_DEBUG_LEVEL_ERROR
+
+
+#include <stdarg.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include <windows.h>
+
+
+ FT_BASE_DEF( void )
+ FT_Message( const char* fmt, ... )
+ {
+ static char buf[8192];
+ va_list ap;
+
+
+ va_start( ap, fmt );
+ vprintf( fmt, ap );
+ /* send the string to the debugger as well */
+ vsprintf( buf, fmt, ap );
+ OutputDebugStringA( buf );
+ va_end( ap );
+ }
+
+
+ FT_BASE_DEF( void )
+ FT_Panic( const char* fmt, ... )
+ {
+ static char buf[8192];
+ va_list ap;
+
+
+ va_start( ap, fmt );
+ vsprintf( buf, fmt, ap );
+ OutputDebugStringA( buf );
+ va_end( ap );
+
+ exit( EXIT_FAILURE );
+ }
+
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+
+
+ /* array of trace levels, initialized to 0 */
+ int ft_trace_levels[trace_count];
+
+ /* define array of trace toggle names */
+#define FT_TRACE_DEF( x ) #x ,
+
+ static const char* ft_trace_toggles[trace_count + 1] =
+ {
+#include FT_INTERNAL_TRACE_H
+ NULL
+ };
+
+#undef FT_TRACE_DEF
+
+
+ /*************************************************************************/
+ /* */
+ /* Initialize the tracing sub-system. This is done by retrieving the */
+ /* value of the "FT2_DEBUG" environment variable. It must be a list of */
+ /* toggles, separated by spaces, `;' or `,'. Example: */
+ /* */
+ /* "any:3 memory:6 stream:5" */
+ /* */
+ /* This will request that all levels be set to 3, except the trace level */
+ /* for the memory and stream components which are set to 6 and 5, */
+ /* respectively. */
+ /* */
+ /* See the file <freetype/internal/fttrace.h> for details of the */
+ /* available toggle names. */
+ /* */
+ /* The level must be between 0 and 6; 0 means quiet (except for serious */
+ /* runtime errors), and 6 means _very_ verbose. */
+ /* */
+ FT_BASE_DEF( void )
+ ft_debug_init( void )
+ {
+ const char* ft2_debug = getenv( "FT2_DEBUG" );
+
+
+ if ( ft2_debug )
+ {
+ const char* p = ft2_debug;
+ const char* q;
+
+
+ for ( ; *p; p++ )
+ {
+ /* skip leading whitespace and separators */
+ if ( *p == ' ' || *p == '\t' || *p == ',' || *p == ';' || *p == '=' )
+ continue;
+
+ /* read toggle name, followed by ':' */
+ q = p;
+ while ( *p && *p != ':' )
+ p++;
+
+ if ( *p == ':' && p > q )
+ {
+ int n, i, len = p - q;
+ int level = -1, found = -1;
+
+
+ for ( n = 0; n < trace_count; n++ )
+ {
+ const char* toggle = ft_trace_toggles[n];
+
+
+ for ( i = 0; i < len; i++ )
+ {
+ if ( toggle[i] != q[i] )
+ break;
+ }
+
+ if ( i == len && toggle[i] == 0 )
+ {
+ found = n;
+ break;
+ }
+ }
+
+ /* read level */
+ p++;
+ if ( *p )
+ {
+ level = *p++ - '0';
+ if ( level < 0 || level > 7 )
+ level = -1;
+ }
+
+ if ( found >= 0 && level >= 0 )
+ {
+ if ( found == trace_any )
+ {
+ /* special case for "any" */
+ for ( n = 0; n < trace_count; n++ )
+ ft_trace_levels[n] = level;
+ }
+ else
+ ft_trace_levels[found] = level;
+ }
+ }
+ }
+ }
+ }
+
+
+#else /* !FT_DEBUG_LEVEL_TRACE */
+
+
+ FT_BASE_DEF( void )
+ ft_debug_init( void )
+ {
+ /* nothing */
+ }
+
+
+#endif /* !FT_DEBUG_LEVEL_TRACE */
+
+#endif /* FT_DEBUG_LEVEL_ERROR */
+
+
+/* END */
--- /dev/null
+Microsoft Visual Studio Solution File, Format Version 9.00\r
+# Visual Studio 2005\r
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "freetype", "freetype.vcproj", "{78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}"\r
+EndProject\r
+Global\r
+ GlobalSection(SolutionConfigurationPlatforms) = preSolution\r
+ LIB Debug Multithreaded|Win32 = LIB Debug Multithreaded|Win32\r
+ LIB Debug Singlethreaded|Win32 = LIB Debug Singlethreaded|Win32\r
+ LIB Debug|Win32 = LIB Debug|Win32\r
+ LIB Release Multithreaded|Win32 = LIB Release Multithreaded|Win32\r
+ LIB Release Singlethreaded|Win32 = LIB Release Singlethreaded|Win32\r
+ LIB Release|Win32 = LIB Release|Win32\r
+ EndGlobalSection\r
+ GlobalSection(ProjectConfigurationPlatforms) = postSolution\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Multithreaded|Win32.ActiveCfg = Debug Multithreaded|Win32\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Multithreaded|Win32.Build.0 = Debug Multithreaded|Win32\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Singlethreaded|Win32.ActiveCfg = Debug Singlethreaded|Win32\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Singlethreaded|Win32.Build.0 = Debug Singlethreaded|Win32\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug|Win32.ActiveCfg = Debug|Win32\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug|Win32.Build.0 = Debug|Win32\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Release Multithreaded|Win32.ActiveCfg = Release Multithreaded|Win32\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Release Multithreaded|Win32.Build.0 = Release Multithreaded|Win32\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Release Singlethreaded|Win32.ActiveCfg = Release Singlethreaded|Win32\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Release Singlethreaded|Win32.Build.0 = Release Singlethreaded|Win32\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Release|Win32.ActiveCfg = Release|Win32\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Release|Win32.Build.0 = Release|Win32\r
+ EndGlobalSection\r
+ GlobalSection(SolutionProperties) = preSolution\r
+ HideSolutionNode = FALSE\r
+ EndGlobalSection\r
+EndGlobal\r
--- /dev/null
+<?xml version="1.0" encoding="Windows-1252"?>\r
+<VisualStudioProject ProjectType="Visual C++" Version="8.00" Name="freetype" ProjectGUID="{78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}" TargetFrameworkVersion="131072">\r
+ <Platforms>\r
+ <Platform Name="Win32" />\r
+ </Platforms>\r
+ <ToolFiles>\r
+ </ToolFiles>\r
+ <Configurations>\r
+ <Configuration Name="Release|Win32" OutputDirectory=".\..\..\..\objs\release" IntermediateDirectory=".\..\..\..\objs\release" ConfigurationType="4" InheritedPropertySheets="$(VCInstallDir)VCProjectDefaults\UpgradeFromVC71.vsprops" UseOfMFC="0" ATLMinimizesCRunTimeLibraryUsage="false" CharacterSet="2">\r
+ <Tool Name="VCPreBuildEventTool" />\r
+ <Tool Name="VCCustomBuildTool" />\r
+ <Tool Name="VCXMLDataGeneratorTool" />\r
+ <Tool Name="VCWebServiceProxyGeneratorTool" />\r
+ <Tool Name="VCMIDLTool" />\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" InlineFunctionExpansion="1" AdditionalIncludeDirectories="..\..\..\include" PreprocessorDefinitions="NDEBUG;WIN32;_LIB;_CRT_SECURE_NO_WARNINGS;FT2_BUILD_LIBRARY" StringPooling="true" RuntimeLibrary="2" EnableFunctionLevelLinking="true" DisableLanguageExtensions="true" PrecompiledHeaderFile=".\..\..\..\objs\release/freetype.pch" AssemblerListingLocation=".\..\..\..\objs\release/" ObjectFile=".\..\..\..\objs\release/" ProgramDataBaseFileName=".\..\..\..\objs\release/" WarningLevel="4" DebugInformationFormat="0" CompileAs="0" />\r
+ <Tool Name="VCManagedResourceCompilerTool" />\r
+ <Tool Name="VCResourceCompilerTool" PreprocessorDefinitions="NDEBUG" Culture="1033" />\r
+ <Tool Name="VCPreLinkEventTool" />\r
+ <Tool Name="VCLibrarianTool" OutputFile="..\..\..\objs\win32\vc2005\freetype249.lib" SuppressStartupBanner="true" />\r
+ <Tool Name="VCALinkTool" />\r
+ <Tool Name="VCXDCMakeTool" />\r
+ <Tool Name="VCBscMakeTool" />\r
+ <Tool Name="VCFxCopTool" />\r
+ <Tool Name="VCPostBuildEventTool" />\r
+ </Configuration>\r
+ <Configuration Name="Release Multithreaded|Win32" OutputDirectory=".\..\..\..\objs\release_mt" IntermediateDirectory=".\..\..\..\objs\release_mt" ConfigurationType="4" InheritedPropertySheets="$(VCInstallDir)VCProjectDefaults\UpgradeFromVC71.vsprops" UseOfMFC="0" ATLMinimizesCRunTimeLibraryUsage="false" CharacterSet="2">\r
+ <Tool Name="VCPreBuildEventTool" />\r
+ <Tool Name="VCCustomBuildTool" />\r
+ <Tool Name="VCXMLDataGeneratorTool" />\r
+ <Tool Name="VCWebServiceProxyGeneratorTool" />\r
+ <Tool Name="VCMIDLTool" />\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" InlineFunctionExpansion="1" AdditionalIncludeDirectories="..\..\..\include" PreprocessorDefinitions="NDEBUG;WIN32;_LIB;_CRT_SECURE_NO_WARNINGS;FT2_BUILD_LIBRARY" StringPooling="true" RuntimeLibrary="0" EnableFunctionLevelLinking="true" DisableLanguageExtensions="true" PrecompiledHeaderFile=".\..\..\..\objs\release_mt/freetype.pch" AssemblerListingLocation=".\..\..\..\objs\release_mt/" ObjectFile=".\..\..\..\objs\release_mt/" ProgramDataBaseFileName=".\..\..\..\objs\release_mt/" WarningLevel="4" DebugInformationFormat="0" CompileAs="0" />\r
+ <Tool Name="VCManagedResourceCompilerTool" />\r
+ <Tool Name="VCResourceCompilerTool" PreprocessorDefinitions="NDEBUG" Culture="1033" />\r
+ <Tool Name="VCPreLinkEventTool" />\r
+ <Tool Name="VCLibrarianTool" OutputFile="..\..\..\objs\win32\vc2005\freetype249MT.lib" SuppressStartupBanner="true" />\r
+ <Tool Name="VCALinkTool" />\r
+ <Tool Name="VCXDCMakeTool" />\r
+ <Tool Name="VCBscMakeTool" />\r
+ <Tool Name="VCFxCopTool" />\r
+ <Tool Name="VCPostBuildEventTool" />\r
+ </Configuration>\r
+ <Configuration Name="Release Singlethreaded|Win32" OutputDirectory=".\..\..\..\objs\release_st" IntermediateDirectory=".\..\..\..\objs\release_st" ConfigurationType="4" InheritedPropertySheets="$(VCInstallDir)VCProjectDefaults\UpgradeFromVC71.vsprops" UseOfMFC="0" ATLMinimizesCRunTimeLibraryUsage="false" CharacterSet="2">\r
+ <Tool Name="VCPreBuildEventTool" />\r
+ <Tool Name="VCCustomBuildTool" />\r
+ <Tool Name="VCXMLDataGeneratorTool" />\r
+ <Tool Name="VCWebServiceProxyGeneratorTool" />\r
+ <Tool Name="VCMIDLTool" />\r
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+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" BasicRuntimeChecks="3" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug Singlethreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" BasicRuntimeChecks="3" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug Multithreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" BasicRuntimeChecks="3" />\r
+ </FileConfiguration>\r
+ </File>\r
+ <File RelativePath="..\..\..\src\pshinter\pshinter.c">\r
+ <FileConfiguration Name="Release|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release Multithreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release Singlethreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" BasicRuntimeChecks="3" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug Singlethreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" BasicRuntimeChecks="3" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug Multithreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" BasicRuntimeChecks="3" />\r
+ </FileConfiguration>\r
+ </File>\r
+ <File RelativePath="..\..\..\src\psnames\psmodule.c">\r
+ <FileConfiguration Name="Release|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release Multithreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release Singlethreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" BasicRuntimeChecks="3" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug Singlethreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" BasicRuntimeChecks="3" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug Multithreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" BasicRuntimeChecks="3" />\r
+ </FileConfiguration>\r
+ </File>\r
+ <File RelativePath="..\..\..\src\raster\raster.c">\r
+ <FileConfiguration Name="Release|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release Multithreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release Singlethreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" BasicRuntimeChecks="3" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug Singlethreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" BasicRuntimeChecks="3" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug Multithreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" BasicRuntimeChecks="3" />\r
+ </FileConfiguration>\r
+ </File>\r
+ <File RelativePath="..\..\..\src\sfnt\sfnt.c">\r
+ <FileConfiguration Name="Release|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release Multithreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release Singlethreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" BasicRuntimeChecks="3" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug Singlethreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" BasicRuntimeChecks="3" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug Multithreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" BasicRuntimeChecks="3" />\r
+ </FileConfiguration>\r
+ </File>\r
+ <File RelativePath="..\..\..\src\truetype\truetype.c">\r
+ <FileConfiguration Name="Release|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release Multithreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release Singlethreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" BasicRuntimeChecks="3" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug Singlethreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" BasicRuntimeChecks="3" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug Multithreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" BasicRuntimeChecks="3" />\r
+ </FileConfiguration>\r
+ </File>\r
+ <File RelativePath="..\..\..\src\type1\type1.c">\r
+ <FileConfiguration Name="Release|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release Multithreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release Singlethreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" BasicRuntimeChecks="3" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug Singlethreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" BasicRuntimeChecks="3" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug Multithreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" BasicRuntimeChecks="3" />\r
+ </FileConfiguration>\r
+ </File>\r
+ <File RelativePath="..\..\..\src\cid\type1cid.c">\r
+ <FileConfiguration Name="Release|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release Multithreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release Singlethreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" BasicRuntimeChecks="3" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug Singlethreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" BasicRuntimeChecks="3" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug Multithreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" BasicRuntimeChecks="3" />\r
+ </FileConfiguration>\r
+ </File>\r
+ <File RelativePath="..\..\..\src\type42\type42.c">\r
+ <FileConfiguration Name="Release|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release Multithreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release Singlethreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" BasicRuntimeChecks="3" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug Singlethreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" BasicRuntimeChecks="3" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug Multithreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" BasicRuntimeChecks="3" />\r
+ </FileConfiguration>\r
+ </File>\r
+ <File RelativePath="..\..\..\src\winfonts\winfnt.c">\r
+ <FileConfiguration Name="Release|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release Multithreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release Singlethreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" BasicRuntimeChecks="3" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug Singlethreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" BasicRuntimeChecks="3" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug Multithreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" BasicRuntimeChecks="3" />\r
+ </FileConfiguration>\r
+ </File>\r
+ </Filter>\r
+ </Filter>\r
+ <Filter Name="Header Files" Filter="h;hpp;hxx;hm;inl">\r
+ <File RelativePath="..\..\..\include\ft2build.h">\r
+ </File>\r
+ <File RelativePath="..\..\..\include\freetype\config\ftconfig.h">\r
+ </File>\r
+ <File RelativePath="..\..\..\include\freetype\config\ftheader.h">\r
+ </File>\r
+ <File RelativePath="..\..\..\include\freetype\config\ftmodule.h">\r
+ </File>\r
+ <File RelativePath="..\..\..\include\freetype\config\ftoption.h">\r
+ </File>\r
+ <File RelativePath="..\..\..\include\freetype\config\ftstdlib.h">\r
+ </File>\r
+ </Filter>\r
+ </Files>\r
+ <Globals>\r
+ </Globals>\r
+</VisualStudioProject>
\ No newline at end of file
--- /dev/null
+<html>
+<header>
+<title>
+ FreeType 2 Project Files for VS.NET 2005
+</title>
+
+<body>
+<h1>
+ FreeType 2 Project Files for VS.NET 2005
+</h1>
+
+<p>This directory contains project files for Visual C++, named
+<tt>freetype.vcproj</tt>, and Visual Studio, called <tt>freetype.sln</tt>. It
+compiles the following libraries from the FreeType 2.4.9 sources:</p>
+
+<ul>
+ <pre>
+ freetype249.lib - release build; single threaded
+ freetype249_D.lib - debug build; single threaded
+ freetype249MT.lib - release build; multi-threaded
+ freetype249MT_D.lib - debug build; multi-threaded</pre>
+</ul>
+
+<p>Be sure to extract the files with the Windows (CR+LF) line endings. ZIP
+archives are already stored this way, so no further action is required. If
+you use some <tt>.tar.*z</tt> archives, be sure to configure your extracting
+tool to convert the line endings. For example, with <a
+href="http://www.winzip.com">WinZip</a>, you should activate the <it>TAR
+file smart CR/LF Conversion</it> option. Alternatively, you may consider
+using the <tt>unix2dos</tt> or <tt>u2d</tt> utilities that are floating
+around, which specifically deal with this particular problem.
+
+<p>Build directories are placed in the top-level <tt>objs</tt>
+directory.</p>
+
+</body>
+</html>
--- /dev/null
+Microsoft Visual Studio Solution File, Format Version 10.00\r
+# Visual Studio 2008\r
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "freetype", "freetype.vcproj", "{78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}"\r
+EndProject\r
+Global\r
+ GlobalSection(SolutionConfigurationPlatforms) = preSolution\r
+ LIB Debug Multithreaded|Win32 = LIB Debug Multithreaded|Win32\r
+ LIB Debug Singlethreaded|Win32 = LIB Debug Singlethreaded|Win32\r
+ LIB Debug|Win32 = LIB Debug|Win32\r
+ LIB Release Multithreaded|Win32 = LIB Release Multithreaded|Win32\r
+ LIB Release Singlethreaded|Win32 = LIB Release Singlethreaded|Win32\r
+ LIB Release|Win32 = LIB Release|Win32\r
+ EndGlobalSection\r
+ GlobalSection(ProjectConfigurationPlatforms) = postSolution\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Multithreaded|Win32.ActiveCfg = Debug Multithreaded|Win32\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Multithreaded|Win32.Build.0 = Debug Multithreaded|Win32\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Singlethreaded|Win32.ActiveCfg = Debug Singlethreaded|Win32\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Singlethreaded|Win32.Build.0 = Debug Singlethreaded|Win32\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug|Win32.ActiveCfg = Debug|Win32\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug|Win32.Build.0 = Debug|Win32\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Release Multithreaded|Win32.ActiveCfg = Release Multithreaded|Win32\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Release Multithreaded|Win32.Build.0 = Release Multithreaded|Win32\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Release Singlethreaded|Win32.ActiveCfg = Release Singlethreaded|Win32\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Release Singlethreaded|Win32.Build.0 = Release Singlethreaded|Win32\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Release|Win32.ActiveCfg = Release|Win32\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Release|Win32.Build.0 = Release|Win32\r
+ EndGlobalSection\r
+ GlobalSection(SolutionProperties) = preSolution\r
+ HideSolutionNode = FALSE\r
+ EndGlobalSection\r
+EndGlobal\r
--- /dev/null
+<?xml version="1.0" encoding="Windows-1252"?>\r
+<VisualStudioProject\r
+ ProjectType="Visual C++"\r
+ Version="9,00"\r
+ Name="freetype"\r
+ ProjectGUID="{78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}"\r
+ TargetFrameworkVersion="131072"\r
+ >\r
+ <Platforms>\r
+ <Platform\r
+ Name="Win32"\r
+ />\r
+ </Platforms>\r
+ <ToolFiles>\r
+ </ToolFiles>\r
+ <Configurations>\r
+ <Configuration\r
+ Name="Release|Win32"\r
+ OutputDirectory=".\..\..\..\objs\release"\r
+ IntermediateDirectory=".\..\..\..\objs\release"\r
+ ConfigurationType="4"\r
+ InheritedPropertySheets="$(VCInstallDir)VCProjectDefaults\UpgradeFromVC71.vsprops"\r
+ UseOfMFC="0"\r
+ ATLMinimizesCRunTimeLibraryUsage="false"\r
+ CharacterSet="2"\r
+ >\r
+ <Tool\r
+ Name="VCPreBuildEventTool"\r
+ />\r
+ <Tool\r
+ Name="VCCustomBuildTool"\r
+ />\r
+ <Tool\r
+ Name="VCXMLDataGeneratorTool"\r
+ />\r
+ <Tool\r
+ Name="VCWebServiceProxyGeneratorTool"\r
+ />\r
+ <Tool\r
+ Name="VCMIDLTool"\r
+ />\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="2"\r
+ InlineFunctionExpansion="1"\r
+ AdditionalIncludeDirectories="..\..\..\include"\r
+ PreprocessorDefinitions="NDEBUG;WIN32;_LIB;_CRT_SECURE_NO_WARNINGS;FT2_BUILD_LIBRARY"\r
+ StringPooling="true"\r
+ RuntimeLibrary="2"\r
+ EnableFunctionLevelLinking="true"\r
+ DisableLanguageExtensions="true"\r
+ PrecompiledHeaderFile=".\..\..\..\objs\release/freetype.pch"\r
+ AssemblerListingLocation=".\..\..\..\objs\release/"\r
+ ObjectFile=".\..\..\..\objs\release/"\r
+ ProgramDataBaseFileName=".\..\..\..\objs\release/"\r
+ WarningLevel="4"\r
+ DebugInformationFormat="0"\r
+ CompileAs="0"\r
+ />\r
+ <Tool\r
+ Name="VCManagedResourceCompilerTool"\r
+ />\r
+ <Tool\r
+ Name="VCResourceCompilerTool"\r
+ PreprocessorDefinitions="NDEBUG"\r
+ Culture="1033"\r
+ />\r
+ <Tool\r
+ Name="VCPreLinkEventTool"\r
+ />\r
+ <Tool\r
+ Name="VCLibrarianTool"\r
+ OutputFile="..\..\..\objs\win32\vc2008\freetype249.lib"\r
+ SuppressStartupBanner="true"\r
+ />\r
+ <Tool\r
+ Name="VCALinkTool"\r
+ />\r
+ <Tool\r
+ Name="VCXDCMakeTool"\r
+ />\r
+ <Tool\r
+ Name="VCBscMakeTool"\r
+ />\r
+ <Tool\r
+ Name="VCFxCopTool"\r
+ />\r
+ <Tool\r
+ Name="VCPostBuildEventTool"\r
+ />\r
+ </Configuration>\r
+ <Configuration\r
+ Name="Release Multithreaded|Win32"\r
+ OutputDirectory=".\..\..\..\objs\release_mt"\r
+ IntermediateDirectory=".\..\..\..\objs\release_mt"\r
+ ConfigurationType="4"\r
+ InheritedPropertySheets="$(VCInstallDir)VCProjectDefaults\UpgradeFromVC71.vsprops"\r
+ UseOfMFC="0"\r
+ ATLMinimizesCRunTimeLibraryUsage="false"\r
+ CharacterSet="2"\r
+ >\r
+ <Tool\r
+ Name="VCPreBuildEventTool"\r
+ />\r
+ <Tool\r
+ Name="VCCustomBuildTool"\r
+ />\r
+ <Tool\r
+ Name="VCXMLDataGeneratorTool"\r
+ />\r
+ <Tool\r
+ Name="VCWebServiceProxyGeneratorTool"\r
+ />\r
+ <Tool\r
+ Name="VCMIDLTool"\r
+ />\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="2"\r
+ InlineFunctionExpansion="1"\r
+ AdditionalIncludeDirectories="..\..\..\include"\r
+ PreprocessorDefinitions="NDEBUG;WIN32;_LIB;_CRT_SECURE_NO_WARNINGS;FT2_BUILD_LIBRARY"\r
+ StringPooling="true"\r
+ RuntimeLibrary="0"\r
+ EnableFunctionLevelLinking="true"\r
+ DisableLanguageExtensions="true"\r
+ PrecompiledHeaderFile=".\..\..\..\objs\release_mt/freetype.pch"\r
+ AssemblerListingLocation=".\..\..\..\objs\release_mt/"\r
+ ObjectFile=".\..\..\..\objs\release_mt/"\r
+ ProgramDataBaseFileName=".\..\..\..\objs\release_mt/"\r
+ WarningLevel="4"\r
+ DebugInformationFormat="0"\r
+ CompileAs="0"\r
+ />\r
+ <Tool\r
+ Name="VCManagedResourceCompilerTool"\r
+ />\r
+ <Tool\r
+ Name="VCResourceCompilerTool"\r
+ PreprocessorDefinitions="NDEBUG"\r
+ Culture="1033"\r
+ />\r
+ <Tool\r
+ Name="VCPreLinkEventTool"\r
+ />\r
+ <Tool\r
+ Name="VCLibrarianTool"\r
+ OutputFile="..\..\..\objs\win32\vc2008\freetype249MT.lib"\r
+ SuppressStartupBanner="true"\r
+ />\r
+ <Tool\r
+ Name="VCALinkTool"\r
+ />\r
+ <Tool\r
+ Name="VCXDCMakeTool"\r
+ />\r
+ <Tool\r
+ Name="VCBscMakeTool"\r
+ />\r
+ <Tool\r
+ Name="VCFxCopTool"\r
+ />\r
+ <Tool\r
+ Name="VCPostBuildEventTool"\r
+ />\r
+ </Configuration>\r
+ <Configuration\r
+ Name="Release Singlethreaded|Win32"\r
+ OutputDirectory=".\..\..\..\objs\release_st"\r
+ IntermediateDirectory=".\..\..\..\objs\release_st"\r
+ ConfigurationType="4"\r
+ InheritedPropertySheets="$(VCInstallDir)VCProjectDefaults\UpgradeFromVC71.vsprops"\r
+ UseOfMFC="0"\r
+ ATLMinimizesCRunTimeLibraryUsage="false"\r
+ CharacterSet="2"\r
+ >\r
+ <Tool\r
+ Name="VCPreBuildEventTool"\r
+ />\r
+ <Tool\r
+ Name="VCCustomBuildTool"\r
+ />\r
+ <Tool\r
+ Name="VCXMLDataGeneratorTool"\r
+ />\r
+ <Tool\r
+ Name="VCWebServiceProxyGeneratorTool"\r
+ />\r
+ <Tool\r
+ Name="VCMIDLTool"\r
+ />\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="2"\r
+ InlineFunctionExpansion="1"\r
+ AdditionalIncludeDirectories="..\..\..\include"\r
+ PreprocessorDefinitions="NDEBUG;WIN32;_LIB;_CRT_SECURE_NO_WARNINGS;FT2_BUILD_LIBRARY"\r
+ StringPooling="true"\r
+ RuntimeLibrary="0"\r
+ EnableFunctionLevelLinking="true"\r
+ DisableLanguageExtensions="true"\r
+ PrecompiledHeaderFile=".\..\..\..\objs\release_st/freetype.pch"\r
+ AssemblerListingLocation=".\..\..\..\objs\release_st/"\r
+ ObjectFile=".\..\..\..\objs\release_st/"\r
+ ProgramDataBaseFileName=".\..\..\..\objs\release_st/"\r
+ WarningLevel="4"\r
+ DebugInformationFormat="0"\r
+ CompileAs="0"\r
+ />\r
+ <Tool\r
+ Name="VCManagedResourceCompilerTool"\r
+ />\r
+ <Tool\r
+ Name="VCResourceCompilerTool"\r
+ PreprocessorDefinitions="NDEBUG"\r
+ Culture="1033"\r
+ />\r
+ <Tool\r
+ Name="VCPreLinkEventTool"\r
+ />\r
+ <Tool\r
+ Name="VCLibrarianTool"\r
+ OutputFile="..\..\..\objs\win32\vc2008\freetype249ST.lib"\r
+ />\r
+ <Tool\r
+ Name="VCALinkTool"\r
+ />\r
+ <Tool\r
+ Name="VCXDCMakeTool"\r
+ />\r
+ <Tool\r
+ Name="VCBscMakeTool"\r
+ />\r
+ <Tool\r
+ Name="VCFxCopTool"\r
+ />\r
+ <Tool\r
+ Name="VCPostBuildEventTool"\r
+ />\r
+ </Configuration>\r
+ <Configuration\r
+ Name="Debug|Win32"\r
+ OutputDirectory=".\..\..\..\objs\debug"\r
+ IntermediateDirectory=".\..\..\..\objs\debug"\r
+ ConfigurationType="4"\r
+ InheritedPropertySheets="$(VCInstallDir)VCProjectDefaults\UpgradeFromVC71.vsprops"\r
+ UseOfMFC="0"\r
+ ATLMinimizesCRunTimeLibraryUsage="false"\r
+ CharacterSet="2"\r
+ >\r
+ <Tool\r
+ Name="VCPreBuildEventTool"\r
+ />\r
+ <Tool\r
+ Name="VCCustomBuildTool"\r
+ />\r
+ <Tool\r
+ Name="VCXMLDataGeneratorTool"\r
+ />\r
+ <Tool\r
+ Name="VCWebServiceProxyGeneratorTool"\r
+ />\r
+ <Tool\r
+ Name="VCMIDLTool"\r
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+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Release Singlethreaded|Win32"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="2"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Debug|Win32"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="0"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ BasicRuntimeChecks="3"\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Debug Singlethreaded|Win32"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="0"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ BasicRuntimeChecks="3"\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Debug Multithreaded|Win32"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="0"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ BasicRuntimeChecks="3"\r
+ />\r
+ </FileConfiguration>\r
+ </File>\r
+ <File\r
+ RelativePath="..\..\..\src\winfonts\winfnt.c"\r
+ >\r
+ <FileConfiguration\r
+ Name="Release|Win32"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="2"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Release Multithreaded|Win32"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="2"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Release Singlethreaded|Win32"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="2"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Debug|Win32"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
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+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ BasicRuntimeChecks="3"\r
+ />\r
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+ <FileConfiguration\r
+ Name="Debug Singlethreaded|Win32"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
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+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ BasicRuntimeChecks="3"\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Debug Multithreaded|Win32"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="0"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ BasicRuntimeChecks="3"\r
+ />\r
+ </FileConfiguration>\r
+ </File>\r
+ </Filter>\r
+ </Filter>\r
+ <Filter\r
+ Name="Header Files"\r
+ Filter="h;hpp;hxx;hm;inl"\r
+ >\r
+ <File\r
+ RelativePath="..\..\..\include\ft2build.h"\r
+ >\r
+ </File>\r
+ <File\r
+ RelativePath="..\..\..\include\freetype\config\ftconfig.h"\r
+ >\r
+ </File>\r
+ <File\r
+ RelativePath="..\..\..\include\freetype\config\ftheader.h"\r
+ >\r
+ </File>\r
+ <File\r
+ RelativePath="..\..\..\include\freetype\config\ftmodule.h"\r
+ >\r
+ </File>\r
+ <File\r
+ RelativePath="..\..\..\include\freetype\config\ftoption.h"\r
+ >\r
+ </File>\r
+ <File\r
+ RelativePath="..\..\..\include\freetype\config\ftstdlib.h"\r
+ >\r
+ </File>\r
+ </Filter>\r
+ </Files>\r
+ <Globals>\r
+ </Globals>\r
+</VisualStudioProject>\r
--- /dev/null
+<html>
+<header>
+<title>
+ FreeType 2 Project Files for VS.NET 2008
+</title>
+
+<body>
+<h1>
+ FreeType 2 Project Files for VS.NET 2008
+</h1>
+
+<p>This directory contains project files for Visual C++, named
+<tt>freetype.vcproj</tt>, and Visual Studio, called <tt>freetype.sln</tt>. It
+compiles the following libraries from the FreeType 2.4.9 sources:</p>
+
+<ul>
+ <pre>
+ freetype249.lib - release build; single threaded
+ freetype249_D.lib - debug build; single threaded
+ freetype249MT.lib - release build; multi-threaded
+ freetype249MT_D.lib - debug build; multi-threaded</pre>
+</ul>
+
+<p>Be sure to extract the files with the Windows (CR+LF) line endings. ZIP
+archives are already stored this way, so no further action is required. If
+you use some <tt>.tar.*z</tt> archives, be sure to configure your extracting
+tool to convert the line endings. For example, with <a
+href="http://www.winzip.com">WinZip</a>, you should activate the <it>TAR
+file smart CR/LF Conversion</it> option. Alternatively, you may consider
+using the <tt>unix2dos</tt> or <tt>u2d</tt> utilities that are floating
+around, which specifically deal with this particular problem.
+
+<p>Build directories are placed in the top-level <tt>objs</tt>
+directory.</p>
+
+</body>
+</html>
--- /dev/null
+\r
+Microsoft Visual Studio Solution File, Format Version 11.00\r
+# Visual Studio 2010\r
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "freetype", "freetype.vcxproj", "{78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}"\r
+EndProject\r
+Global\r
+ GlobalSection(SolutionConfigurationPlatforms) = preSolution\r
+ Debug Multithreaded|Win32 = Debug Multithreaded|Win32\r
+ Debug Singlethreaded|Win32 = Debug Singlethreaded|Win32\r
+ Debug|Win32 = Debug|Win32\r
+ Release Multithreaded|Win32 = Release Multithreaded|Win32\r
+ Release Singlethreaded|Win32 = Release Singlethreaded|Win32\r
+ Release|Win32 = Release|Win32\r
+ EndGlobalSection\r
+ GlobalSection(ProjectConfigurationPlatforms) = postSolution\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.Debug Multithreaded|Win32.ActiveCfg = Debug Multithreaded|Win32\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.Debug Multithreaded|Win32.Build.0 = Debug Multithreaded|Win32\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.Debug Singlethreaded|Win32.ActiveCfg = Debug Singlethreaded|Win32\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.Debug Singlethreaded|Win32.Build.0 = Debug Singlethreaded|Win32\r
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+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.Debug|Win32.Build.0 = Debug|Win32\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.Release Multithreaded|Win32.ActiveCfg = Release Multithreaded|Win32\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.Release Multithreaded|Win32.Build.0 = Release Multithreaded|Win32\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.Release Singlethreaded|Win32.ActiveCfg = Release Singlethreaded|Win32\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.Release Singlethreaded|Win32.Build.0 = Release Singlethreaded|Win32\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.Release|Win32.ActiveCfg = Release|Win32\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.Release|Win32.Build.0 = Release|Win32\r
+ EndGlobalSection\r
+ GlobalSection(SolutionProperties) = preSolution\r
+ HideSolutionNode = FALSE\r
+ EndGlobalSection\r
+EndGlobal\r
--- /dev/null
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+ </ClCompile>\r
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+ <Filter>Source Files\FT_MODULES</Filter>\r
+ </ClCompile>\r
+ <ClCompile Include="..\..\..\src\type42\type42.c">\r
+ <Filter>Source Files\FT_MODULES</Filter>\r
+ </ClCompile>\r
+ <ClCompile Include="..\..\..\src\winfonts\winfnt.c">\r
+ <Filter>Source Files\FT_MODULES</Filter>\r
+ </ClCompile>\r
+ </ItemGroup>\r
+ <ItemGroup>\r
+ <ClInclude Include="..\..\..\include\ft2build.h">\r
+ <Filter>Header Files</Filter>\r
+ </ClInclude>\r
+ <ClInclude Include="..\..\..\include\freetype\config\ftconfig.h">\r
+ <Filter>Header Files</Filter>\r
+ </ClInclude>\r
+ <ClInclude Include="..\..\..\include\freetype\config\ftheader.h">\r
+ <Filter>Header Files</Filter>\r
+ </ClInclude>\r
+ <ClInclude Include="..\..\..\include\freetype\config\ftmodule.h">\r
+ <Filter>Header Files</Filter>\r
+ </ClInclude>\r
+ <ClInclude Include="..\..\..\include\freetype\config\ftoption.h">\r
+ <Filter>Header Files</Filter>\r
+ </ClInclude>\r
+ <ClInclude Include="..\..\..\include\freetype\config\ftstdlib.h">\r
+ <Filter>Header Files</Filter>\r
+ </ClInclude>\r
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+</Project>\r
--- /dev/null
+<html>
+<header>
+<title>
+ FreeType 2 Project Files for VS.NET 2010
+</title>
+
+<body>
+<h1>
+ FreeType 2 Project Files for VS.NET 2010
+</h1>
+
+<p>This directory contains a project file for Visual C++, named
+<tt>freetype.vcxproj</tt>, and Visual Studio, called <tt>freetype.sln</tt>. It
+compiles the following libraries from the FreeType 2.4.9 sources:</p>
+
+<ul>
+ <pre>
+ freetype249.lib - release build; single threaded
+ freetype249_D.lib - debug build; single threaded
+ freetype249MT.lib - release build; multi-threaded
+ freetype249MT_D.lib - debug build; multi-threaded</pre>
+</ul>
+
+<p>Be sure to extract the files with the Windows (CR+LF) line endings. ZIP
+archives are already stored this way, so no further action is required. If
+you use some <tt>.tar.*z</tt> archives, be sure to configure your extracting
+tool to convert the line endings. For example, with <a
+href="http://www.winzip.com">WinZip</a>, you should activate the <it>TAR
+file smart CR/LF Conversion</it> option. Alternatively, you may consider
+using the <tt>unix2dos</tt> or <tt>u2d</tt> utilities that are floating
+around, which specifically deal with this particular problem.
+
+<p>Build directories are placed in the top-level <tt>objs</tt>
+directory.</p>
+
+</body>
+</html>
--- /dev/null
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+!MESSAGE "freetype - Win32 Release Singlethreaded" (based on "Win32 (x86) Static Library")\r
+!MESSAGE "freetype - Win32 Debug Singlethreaded" (based on "Win32 (x86) Static Library")\r
+!MESSAGE \r
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--- /dev/null
+<html>
+<header>
+<title>
+ FreeType 2 Project Files for Visual C++ and VS.NET 2005
+</title>
+
+<body>
+<h1>
+ FreeType 2 Project Files for Visual C++ and VS.NET 2005
+</h1>
+
+<p>This directory contains project files for Visual C++, named
+<tt>freetype.dsp</tt>, and Visual Studio, called <tt>freetype.sln</tt>. It
+compiles the following libraries from the FreeType 2.4.9 sources:</p>
+
+<ul>
+ <pre>
+ freetype249.lib - release build; single threaded
+ freetype249_D.lib - debug build; single threaded
+ freetype249MT.lib - release build; multi-threaded
+ freetype249MT_D.lib - debug build; multi-threaded</pre>
+</ul>
+
+<p>Be sure to extract the files with the Windows (CR+LF) line endings. ZIP
+archives are already stored this way, so no further action is required. If
+you use some <tt>.tar.*z</tt> archives, be sure to configure your extracting
+tool to convert the line endings. For example, with <a
+href="http://www.winzip.com">WinZip</a>, you should activate the <it>TAR
+file smart CR/LF Conversion</it> option. Alternatively, you may consider
+using the <tt>unix2dos</tt> or <tt>u2d</tt> utilities that are floating
+around, which specifically deal with this particular problem.
+
+<p>Build directories are placed in the top-level <tt>objs</tt>
+directory.</p>
+
+</body>
+</html>
--- /dev/null
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+!MESSAGE "freetype - Win32 Release Singlethreaded" (based on "Win32 (x86) Static Library")\r
+!MESSAGE "freetype - Win32 Debug Singlethreaded" (based on "Win32 (x86) Static Library")\r
+!MESSAGE \r
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+ Name="VCCLCompilerTool"\r
+ Optimization="2"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Release Singlethreaded|Win32"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="2"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Debug|Win32"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="0"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ BasicRuntimeChecks="3"\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Debug Singlethreaded|Win32"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="0"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ BasicRuntimeChecks="3"\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Debug Multithreaded|Win32"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="0"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ BasicRuntimeChecks="3"\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Release|Pocket PC 2003 (ARMV4)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="2"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Release Multithreaded|Pocket PC 2003 (ARMV4)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="2"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Release Singlethreaded|Pocket PC 2003 (ARMV4)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="2"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Debug|Pocket PC 2003 (ARMV4)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="0"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Debug Singlethreaded|Pocket PC 2003 (ARMV4)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="0"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Debug Multithreaded|Pocket PC 2003 (ARMV4)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="0"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Release|Smartphone 2003 (ARMV4)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="2"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Release Multithreaded|Smartphone 2003 (ARMV4)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="2"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Release Singlethreaded|Smartphone 2003 (ARMV4)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="2"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Debug|Smartphone 2003 (ARMV4)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="0"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Debug Singlethreaded|Smartphone 2003 (ARMV4)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="0"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Debug Multithreaded|Smartphone 2003 (ARMV4)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="0"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Release|Windows Mobile 5.0 Pocket PC SDK (ARMV4I)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="2"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Release Multithreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="2"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Release Singlethreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="2"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Debug|Windows Mobile 5.0 Pocket PC SDK (ARMV4I)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="0"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Debug Singlethreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="0"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Debug Multithreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="0"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Release|Windows Mobile 5.0 Smartphone SDK (ARMV4I)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="2"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Release Multithreaded|Windows Mobile 5.0 Smartphone SDK (ARMV4I)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="2"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Release Singlethreaded|Windows Mobile 5.0 Smartphone SDK (ARMV4I)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="2"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Debug|Windows Mobile 5.0 Smartphone SDK (ARMV4I)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="0"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Debug Singlethreaded|Windows Mobile 5.0 Smartphone SDK (ARMV4I)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="0"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Debug Multithreaded|Windows Mobile 5.0 Smartphone SDK (ARMV4I)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="0"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Release|Windows Mobile 6 Professional SDK (ARMV4I)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="2"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Release Multithreaded|Windows Mobile 6 Professional SDK (ARMV4I)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="2"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Release Singlethreaded|Windows Mobile 6 Professional SDK (ARMV4I)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="2"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Debug|Windows Mobile 6 Professional SDK (ARMV4I)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="0"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Debug Singlethreaded|Windows Mobile 6 Professional SDK (ARMV4I)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="0"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Debug Multithreaded|Windows Mobile 6 Professional SDK (ARMV4I)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="0"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Release|Windows Mobile 6 Standard SDK (ARMV4I)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="2"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Release Multithreaded|Windows Mobile 6 Standard SDK (ARMV4I)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="2"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Release Singlethreaded|Windows Mobile 6 Standard SDK (ARMV4I)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="2"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Debug|Windows Mobile 6 Standard SDK (ARMV4I)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="0"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Debug Singlethreaded|Windows Mobile 6 Standard SDK (ARMV4I)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="0"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Debug Multithreaded|Windows Mobile 6 Standard SDK (ARMV4I)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="0"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ </File>\r
+ </Filter>\r
+ </Filter>\r
+ <Filter\r
+ Name="Header Files"\r
+ Filter="h;hpp;hxx;hm;inl"\r
+ >\r
+ <File\r
+ RelativePath="..\..\..\include\ft2build.h"\r
+ >\r
+ </File>\r
+ <File\r
+ RelativePath="..\..\..\include\freetype\config\ftconfig.h"\r
+ >\r
+ </File>\r
+ <File\r
+ RelativePath="..\..\..\include\freetype\config\ftheader.h"\r
+ >\r
+ </File>\r
+ <File\r
+ RelativePath="..\..\..\include\freetype\config\ftmodule.h"\r
+ >\r
+ </File>\r
+ <File\r
+ RelativePath="..\..\..\include\freetype\config\ftoption.h"\r
+ >\r
+ </File>\r
+ <File\r
+ RelativePath="..\..\..\include\freetype\config\ftstdlib.h"\r
+ >\r
+ </File>\r
+ </Filter>\r
+ </Files>\r
+ <Globals>\r
+ </Globals>\r
+</VisualStudioProject>\r
--- /dev/null
+<html>
+<header>
+<title>
+ FreeType 2 Project Files for Visual C++ and VS.NET 2005
+ (Pocket PC)
+</title>
+
+<body>
+<h1>
+ FreeType 2 Project Files for Visual C++ and VS.NET 2005
+ (Pocket PC)
+</h1>
+
+<p>This directory contains project files for Visual C++, named
+<tt>freetype.dsp</tt>, and Visual Studio, called <tt>freetype.sln</tt> for
+the following targets:
+
+<ul>
+ <li>PPC/SP 2003 (Pocket PC 2003)</li>
+ <li>PPC/SP WM5 (Windows Mobile 5)</li>
+ <li>PPC/SP WM6 (Windows Mobile 6)</li>
+</ul>
+
+It compiles the following libraries from the FreeType 2.4.9 sources:</p>
+
+<ul>
+ <pre>
+ freetype249.lib - release build; single threaded
+ freetype249_D.lib - debug build; single threaded
+ freetype249MT.lib - release build; multi-threaded
+ freetype249MT_D.lib - debug build; multi-threaded</pre>
+</ul>
+
+<p>Be sure to extract the files with the Windows (CR+LF) line endings. ZIP
+archives are already stored this way, so no further action is required. If
+you use some <tt>.tar.*z</tt> archives, be sure to configure your extracting
+tool to convert the line endings. For example, with <a
+href="http://www.winzip.com">WinZip</a>, you should activate the <it>TAR
+file smart CR/LF Conversion</it> option. Alternatively, you may consider
+using the <tt>unix2dos</tt> or <tt>u2d</tt> utilities that are floating
+around, which specifically deal with this particular problem.
+
+<p>Build directories are placed in the top-level <tt>objs</tt>
+directory.</p>
+
+</body>
+</html>
--- /dev/null
+#
+# FreeType 2 Borland C++ on Win32
+#
+
+
+# Copyright 1996-2000, 2003, 2005 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+# default definitions of the export list
+#
+EXPORTS_LIST = $(OBJ_DIR)/freetype.def
+EXPORTS_OPTIONS = /DEF:$(EXPORTS_LIST)
+APINAMES_OPTIONS := -dfreetype.dll -wB
+
+include $(TOP_DIR)/builds/win32/win32-def.mk
+include $(TOP_DIR)/builds/compiler/bcc.mk
+
+# include linking instructions
+include $(TOP_DIR)/builds/link_dos.mk
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 Borland C++ on Win32 + debugging
+#
+
+
+# Copyright 1996-2000, 2003, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+DEVEL_DIR := $(TOP_DIR)/devel
+
+include $(TOP_DIR)/builds/win32/win32-def.mk
+
+include $(TOP_DIR)/builds/compiler/bcc-dev.mk
+
+# include linking instructions
+include $(TOP_DIR)/builds/link_dos.mk
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 configuration rules for Win32 + GCC
+#
+# Development version without optimizations.
+#
+
+
+# Copyright 1996-2000, 2003, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# NOTE: This version requires that GNU Make is invoked from the Windows
+# Shell (_not_ Cygwin BASH)!
+#
+
+DEVEL_DIR := $(TOP_DIR)/devel
+
+include $(TOP_DIR)/builds/win32/win32-def.mk
+
+include $(TOP_DIR)/builds/compiler/gcc-dev.mk
+
+# include linking instructions
+include $(TOP_DIR)/builds/link_dos.mk
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 configuration rules for Win32 + GCC
+#
+
+
+# Copyright 1996-2000, 2003, 2005 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+# default definitions of the export list
+#
+EXPORTS_LIST = $(OBJ_DIR)/freetype.def
+EXPORTS_OPTIONS = $(EXPORTS_LIST)
+APINAMES_OPTIONS := -dfreetype.dll -w
+
+# include Win32-specific definitions
+include $(TOP_DIR)/builds/win32/win32-def.mk
+
+# include gcc-specific definitions
+include $(TOP_DIR)/builds/compiler/gcc.mk
+
+# include linking instructions
+include $(TOP_DIR)/builds/link_dos.mk
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 configuration rules for Win32 + IBM Visual Age C++
+#
+
+
+# Copyright 1996-2000, 2005 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+# default definitions of the export list
+#
+EXPORTS_LIST = $(OBJ_DIR)/freetype.def
+EXPORTS_OPTIONS = /DEF:$(EXPORTS_LIST)
+APINAMES_OPTIONS := -dfreetype.dll -w
+
+include $(TOP_DIR)/builds/win32/win32-def.mk
+include $(TOP_DIR)/builds/compiler/visualage.mk
+
+# include linking instructions
+include $(TOP_DIR)/builds/link_dos.mk
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 configuration rules for Intel C/C++ on Win32
+#
+
+
+# Copyright 1996-2000, 2003, 2005 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+# default definitions of the export list
+#
+EXPORTS_LIST = $(OBJ_DIR)/freetype.def
+EXPORTS_OPTIONS = /DEF:$(EXPORTS_LIST)
+APINAMES_OPTIONS := -dfreetype.dll -w
+
+include $(TOP_DIR)/builds/win32/win32-def.mk
+include $(TOP_DIR)/builds/compiler/intelc.mk
+
+# include linking instructions
+include $(TOP_DIR)/builds/link_dos.mk
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 configuration rules for Win32 + LCC
+#
+
+
+# Copyright 1996-2000 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+SEP := /
+include $(TOP_DIR)/builds/win32/win32-def.mk
+include $(TOP_DIR)/builds/compiler/win-lcc.mk
+
+# include linking instructions
+include $(TOP_DIR)/builds/link_dos.mk
+
+# EOF
+
--- /dev/null
+#
+# FreeType 2 configuration rules for mingw32
+#
+
+
+# Copyright 1996-2000, 2003, 2005 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+# default definitions of the export list
+#
+EXPORTS_LIST = $(OBJ_DIR)/freetype.def
+EXPORTS_OPTIONS = $(EXPORTS_LIST)
+APINAMES_OPTIONS := -dfreetype.dll -w
+
+# include Win32-specific definitions
+include $(TOP_DIR)/builds/win32/win32-def.mk
+
+LIBRARY := lib$(PROJECT)
+
+# include gcc-specific definitions
+include $(TOP_DIR)/builds/compiler/gcc.mk
+
+# include linking instructions
+include $(TOP_DIR)/builds/link_dos.mk
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 Visual C++ on Win32
+#
+
+
+# Copyright 1996-2000, 2003, 2005 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+# definitions of the export list
+#
+EXPORTS_LIST = $(OBJ_DIR)/freetype.def
+EXPORTS_OPTIONS = /DEF:$(EXPORTS_LIST)
+APINAMES_OPTIONS := -dfreetype.dll -w
+
+include $(TOP_DIR)/builds/win32/win32-def.mk
+include $(TOP_DIR)/builds/compiler/visualc.mk
+
+# include linking instructions
+include $(TOP_DIR)/builds/link_dos.mk
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 configuration rules for Watcom C/C++
+#
+
+
+# Copyright 1996-2000, 2003, 2005 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+# redefine export symbol definitions
+#
+EXPORTS_LIST = $(OBJ_DIR)/watcom-ftexports.lbc
+EXPORTS_OPTIONS = -\"export @$(EXPORTS_LIST)\"-
+APINAMES_OPTIONS := -wW
+
+include $(TOP_DIR)/builds/win32/win32-def.mk
+include $(TOP_DIR)/builds/compiler/watcom.mk
+
+# include linking instructions
+include $(TOP_DIR)/builds/link_dos.mk
+
+
+# EOF
--- /dev/null
+#
+# FreeType 2 Win32 specific definitions
+#
+
+
+# Copyright 1996-2000, 2003, 2005, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+DELETE := del
+CAT := type
+SEP := $(strip \ )
+BUILD_DIR := $(TOP_DIR)/builds/win32
+PLATFORM := win32
+
+# The executable file extension (for tools). NOTE: WE INCLUDE THE DOT HERE !!
+#
+E := .exe
+E_BUILD := .exe
+
+
+# The directory where all library files are placed.
+#
+# By default, this is the same as $(OBJ_DIR); however, this can be changed
+# to suit particular needs.
+#
+LIB_DIR := $(OBJ_DIR)
+
+
+# The name of the final library file. Note that the DOS-specific Makefile
+# uses a shorter (8.3) name.
+#
+LIBRARY := $(PROJECT)
+
+
+# The NO_OUTPUT macro is used to ignore the output of commands.
+#
+NO_OUTPUT = 2> nul
+
+
+# EOF
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftdebug.c */
+/* */
+/* Debugging and logging component for WinCE (body). */
+/* */
+/* Copyright 1996-2001, 2002, 2005, 2008, 2009 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This component contains various macros and functions used to ease the */
+ /* debugging of the FreeType engine. Its main purpose is in assertion */
+ /* checking, tracing, and error detection. */
+ /* */
+ /* There are now three debugging modes: */
+ /* */
+ /* - trace mode */
+ /* */
+ /* Error and trace messages are sent to the log file (which can be the */
+ /* standard error output). */
+ /* */
+ /* - error mode */
+ /* */
+ /* Only error messages are generated. */
+ /* */
+ /* - release mode: */
+ /* */
+ /* No error message is sent or generated. The code is free from any */
+ /* debugging parts. */
+ /* */
+ /*************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_DEBUG_H
+
+
+#ifdef FT_DEBUG_LEVEL_ERROR
+
+
+#include <stdarg.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include <windows.h>
+
+
+ void
+ OutputDebugStringEx( const char* str )
+ {
+ static WCHAR buf[8192];
+
+
+ int sz = MultiByteToWideChar( CP_ACP, 0, str, -1, buf,
+ sizeof ( buf ) / sizeof ( *buf ) );
+ if ( !sz )
+ lstrcpyW( buf, L"OutputDebugStringEx: MultiByteToWideChar failed" );
+
+ OutputDebugStringW( buf );
+ }
+
+
+ FT_BASE_DEF( void )
+ FT_Message( const char* fmt, ... )
+ {
+ static char buf[8192];
+ va_list ap;
+
+
+ va_start( ap, fmt );
+ vprintf( fmt, ap );
+ /* send the string to the debugger as well */
+ vsprintf( buf, fmt, ap );
+ OutputDebugStringEx( buf );
+ va_end( ap );
+ }
+
+
+ FT_BASE_DEF( void )
+ FT_Panic( const char* fmt, ... )
+ {
+ static char buf[8192];
+ va_list ap;
+
+
+ va_start( ap, fmt );
+ vsprintf( buf, fmt, ap );
+ OutputDebugStringEx( buf );
+ va_end( ap );
+
+ exit( EXIT_FAILURE );
+ }
+
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+
+
+ /* array of trace levels, initialized to 0 */
+ int ft_trace_levels[trace_count];
+
+ /* define array of trace toggle names */
+#define FT_TRACE_DEF( x ) #x ,
+
+ static const char* ft_trace_toggles[trace_count + 1] =
+ {
+#include FT_INTERNAL_TRACE_H
+ NULL
+ };
+
+#undef FT_TRACE_DEF
+
+
+ /*************************************************************************/
+ /* */
+ /* Initialize the tracing sub-system. This is done by retrieving the */
+ /* value of the "FT2_DEBUG" environment variable. It must be a list of */
+ /* toggles, separated by spaces, `;' or `,'. Example: */
+ /* */
+ /* "any:3 memory:6 stream:5" */
+ /* */
+ /* This will request that all levels be set to 3, except the trace level */
+ /* for the memory and stream components which are set to 6 and 5, */
+ /* respectively. */
+ /* */
+ /* See the file <freetype/internal/fttrace.h> for details of the */
+ /* available toggle names. */
+ /* */
+ /* The level must be between 0 and 6; 0 means quiet (except for serious */
+ /* runtime errors), and 6 means _very_ verbose. */
+ /* */
+ FT_BASE_DEF( void )
+ ft_debug_init( void )
+ {
+ /* Windows Mobile doesn't have environment API: */
+ /* GetEnvironmentStrings, GetEnvironmentVariable, getenv. */
+ /* */
+ /* FIXME!!! How to set debug mode? */
+
+ /* const char* ft2_debug = getenv( "FT2_DEBUG" ); */
+
+ const char* ft2_debug = 0;
+
+
+ if ( ft2_debug )
+ {
+ const char* p = ft2_debug;
+ const char* q;
+
+
+ for ( ; *p; p++ )
+ {
+ /* skip leading whitespace and separators */
+ if ( *p == ' ' || *p == '\t' || *p == ',' || *p == ';' || *p == '=' )
+ continue;
+
+ /* read toggle name, followed by ':' */
+ q = p;
+ while ( *p && *p != ':' )
+ p++;
+
+ if ( *p == ':' && p > q )
+ {
+ int n, i, len = p - q;
+ int level = -1, found = -1;
+
+
+ for ( n = 0; n < trace_count; n++ )
+ {
+ const char* toggle = ft_trace_toggles[n];
+
+
+ for ( i = 0; i < len; i++ )
+ {
+ if ( toggle[i] != q[i] )
+ break;
+ }
+
+ if ( i == len && toggle[i] == 0 )
+ {
+ found = n;
+ break;
+ }
+ }
+
+ /* read level */
+ p++;
+ if ( *p )
+ {
+ level = *p++ - '0';
+ if ( level < 0 || level > 7 )
+ level = -1;
+ }
+
+ if ( found >= 0 && level >= 0 )
+ {
+ if ( found == trace_any )
+ {
+ /* special case for "any" */
+ for ( n = 0; n < trace_count; n++ )
+ ft_trace_levels[n] = level;
+ }
+ else
+ ft_trace_levels[found] = level;
+ }
+ }
+ }
+ }
+ }
+
+
+#else /* !FT_DEBUG_LEVEL_TRACE */
+
+
+ FT_BASE_DEF( void )
+ ft_debug_init( void )
+ {
+ /* nothing */
+ }
+
+
+#endif /* !FT_DEBUG_LEVEL_TRACE */
+
+#endif /* FT_DEBUG_LEVEL_ERROR */
+
+
+/* END */
--- /dev/null
+\r
+Microsoft Visual Studio Solution File, Format Version 9.00\r
+# Visual Studio 2005\r
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "freetype", "freetype.vcproj", "{78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}"\r
+EndProject\r
+Global\r
+ GlobalSection(SolutionConfigurationPlatforms) = preSolution\r
+ LIB Debug Multithreaded|Pocket PC 2003 (ARMV4) = LIB Debug Multithreaded|Pocket PC 2003 (ARMV4)\r
+ LIB Debug Multithreaded|Smartphone 2003 (ARMV4) = LIB Debug Multithreaded|Smartphone 2003 (ARMV4)\r
+ LIB Debug Multithreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I) = LIB Debug Multithreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I)\r
+ LIB Debug Multithreaded|Windows Mobile 5.0 Smartphone SDK (ARMV4I) = LIB Debug Multithreaded|Windows Mobile 5.0 Smartphone SDK (ARMV4I)\r
+ LIB Debug Multithreaded|Windows Mobile 6 Professional SDK (ARMV4I) = LIB Debug Multithreaded|Windows Mobile 6 Professional SDK (ARMV4I)\r
+ LIB Debug Multithreaded|Windows Mobile 6 Standard SDK (ARMV4I) = LIB Debug Multithreaded|Windows Mobile 6 Standard SDK (ARMV4I)\r
+ LIB Debug Singlethreaded|Pocket PC 2003 (ARMV4) = LIB Debug Singlethreaded|Pocket PC 2003 (ARMV4)\r
+ LIB Debug Singlethreaded|Smartphone 2003 (ARMV4) = LIB Debug Singlethreaded|Smartphone 2003 (ARMV4)\r
+ LIB Debug Singlethreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I) = LIB Debug Singlethreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I)\r
+ LIB Debug Singlethreaded|Windows Mobile 5.0 Smartphone SDK (ARMV4I) = LIB Debug Singlethreaded|Windows Mobile 5.0 Smartphone SDK (ARMV4I)\r
+ LIB Debug Singlethreaded|Windows Mobile 6 Professional SDK (ARMV4I) = LIB Debug Singlethreaded|Windows Mobile 6 Professional SDK (ARMV4I)\r
+ LIB Debug Singlethreaded|Windows Mobile 6 Standard SDK (ARMV4I) = LIB Debug Singlethreaded|Windows Mobile 6 Standard SDK (ARMV4I)\r
+ LIB Debug|Pocket PC 2003 (ARMV4) = LIB Debug|Pocket PC 2003 (ARMV4)\r
+ LIB Debug|Smartphone 2003 (ARMV4) = LIB Debug|Smartphone 2003 (ARMV4)\r
+ LIB Debug|Windows Mobile 5.0 Pocket PC SDK (ARMV4I) = LIB Debug|Windows Mobile 5.0 Pocket PC SDK (ARMV4I)\r
+ LIB Debug|Windows Mobile 5.0 Smartphone SDK (ARMV4I) = LIB Debug|Windows Mobile 5.0 Smartphone SDK (ARMV4I)\r
+ LIB Debug|Windows Mobile 6 Professional SDK (ARMV4I) = LIB Debug|Windows Mobile 6 Professional SDK (ARMV4I)\r
+ LIB Debug|Windows Mobile 6 Standard SDK (ARMV4I) = LIB Debug|Windows Mobile 6 Standard SDK (ARMV4I)\r
+ LIB Release Multithreaded|Pocket PC 2003 (ARMV4) = LIB Release Multithreaded|Pocket PC 2003 (ARMV4)\r
+ LIB Release Multithreaded|Smartphone 2003 (ARMV4) = LIB Release Multithreaded|Smartphone 2003 (ARMV4)\r
+ LIB Release Multithreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I) = LIB Release Multithreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I)\r
+ LIB Release Multithreaded|Windows Mobile 5.0 Smartphone SDK (ARMV4I) = LIB Release Multithreaded|Windows Mobile 5.0 Smartphone SDK (ARMV4I)\r
+ LIB Release Multithreaded|Windows Mobile 6 Professional SDK (ARMV4I) = LIB Release Multithreaded|Windows Mobile 6 Professional SDK (ARMV4I)\r
+ LIB Release Multithreaded|Windows Mobile 6 Standard SDK (ARMV4I) = LIB Release Multithreaded|Windows Mobile 6 Standard SDK (ARMV4I)\r
+ LIB Release Singlethreaded|Pocket PC 2003 (ARMV4) = LIB Release Singlethreaded|Pocket PC 2003 (ARMV4)\r
+ LIB Release Singlethreaded|Smartphone 2003 (ARMV4) = LIB Release Singlethreaded|Smartphone 2003 (ARMV4)\r
+ LIB Release Singlethreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I) = LIB Release Singlethreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I)\r
+ LIB Release Singlethreaded|Windows Mobile 5.0 Smartphone SDK (ARMV4I) = LIB Release Singlethreaded|Windows Mobile 5.0 Smartphone SDK (ARMV4I)\r
+ LIB Release Singlethreaded|Windows Mobile 6 Professional SDK (ARMV4I) = LIB Release Singlethreaded|Windows Mobile 6 Professional SDK (ARMV4I)\r
+ LIB Release Singlethreaded|Windows Mobile 6 Standard SDK (ARMV4I) = LIB Release Singlethreaded|Windows Mobile 6 Standard SDK (ARMV4I)\r
+ LIB Release|Pocket PC 2003 (ARMV4) = LIB Release|Pocket PC 2003 (ARMV4)\r
+ LIB Release|Smartphone 2003 (ARMV4) = LIB Release|Smartphone 2003 (ARMV4)\r
+ LIB Release|Windows Mobile 5.0 Pocket PC SDK (ARMV4I) = LIB Release|Windows Mobile 5.0 Pocket PC SDK (ARMV4I)\r
+ LIB Release|Windows Mobile 5.0 Smartphone SDK (ARMV4I) = LIB Release|Windows Mobile 5.0 Smartphone SDK (ARMV4I)\r
+ LIB Release|Windows Mobile 6 Professional SDK (ARMV4I) = LIB Release|Windows Mobile 6 Professional SDK (ARMV4I)\r
+ LIB Release|Windows Mobile 6 Standard SDK (ARMV4I) = LIB Release|Windows Mobile 6 Standard SDK (ARMV4I)\r
+ EndGlobalSection\r
+ GlobalSection(ProjectConfigurationPlatforms) = postSolution\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Multithreaded|Pocket PC 2003 (ARMV4).ActiveCfg = Debug Multithreaded|Pocket PC 2003 (ARMV4)\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Multithreaded|Pocket PC 2003 (ARMV4).Build.0 = Debug Multithreaded|Pocket PC 2003 (ARMV4)\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Multithreaded|Pocket PC 2003 (ARMV4).Deploy.0 = Debug Multithreaded|Pocket PC 2003 (ARMV4)\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Multithreaded|Smartphone 2003 (ARMV4).ActiveCfg = Debug Multithreaded|Smartphone 2003 (ARMV4)\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Multithreaded|Smartphone 2003 (ARMV4).Build.0 = Debug Multithreaded|Smartphone 2003 (ARMV4)\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Multithreaded|Smartphone 2003 (ARMV4).Deploy.0 = Debug Multithreaded|Smartphone 2003 (ARMV4)\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Multithreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I).ActiveCfg = Debug Multithreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I)\r
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+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Multithreaded|Windows Mobile 5.0 Smartphone SDK (ARMV4I).ActiveCfg = Debug Multithreaded|Windows Mobile 5.0 Smartphone SDK (ARMV4I)\r
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+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Multithreaded|Windows Mobile 6 Standard SDK (ARMV4I).ActiveCfg = Debug Multithreaded|Windows Mobile 6 Standard SDK (ARMV4I)\r
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+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Singlethreaded|Pocket PC 2003 (ARMV4).ActiveCfg = Debug Singlethreaded|Pocket PC 2003 (ARMV4)\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Singlethreaded|Pocket PC 2003 (ARMV4).Build.0 = Debug Singlethreaded|Pocket PC 2003 (ARMV4)\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Singlethreaded|Pocket PC 2003 (ARMV4).Deploy.0 = Debug Singlethreaded|Pocket PC 2003 (ARMV4)\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Singlethreaded|Smartphone 2003 (ARMV4).ActiveCfg = Debug Singlethreaded|Smartphone 2003 (ARMV4)\r
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+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Singlethreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I).ActiveCfg = Debug Singlethreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I)\r
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+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Singlethreaded|Windows Mobile 5.0 Smartphone SDK (ARMV4I).Build.0 = Debug Singlethreaded|Windows Mobile 5.0 Smartphone SDK (ARMV4I)\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Singlethreaded|Windows Mobile 5.0 Smartphone SDK (ARMV4I).Deploy.0 = Debug Singlethreaded|Windows Mobile 5.0 Smartphone SDK (ARMV4I)\r
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+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug|Pocket PC 2003 (ARMV4).ActiveCfg = Debug|Pocket PC 2003 (ARMV4)\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug|Pocket PC 2003 (ARMV4).Build.0 = Debug|Pocket PC 2003 (ARMV4)\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug|Pocket PC 2003 (ARMV4).Deploy.0 = Debug|Pocket PC 2003 (ARMV4)\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug|Smartphone 2003 (ARMV4).ActiveCfg = Debug|Smartphone 2003 (ARMV4)\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug|Smartphone 2003 (ARMV4).Build.0 = Debug|Smartphone 2003 (ARMV4)\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug|Smartphone 2003 (ARMV4).Deploy.0 = Debug|Smartphone 2003 (ARMV4)\r
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+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug|Windows Mobile 5.0 Pocket PC SDK (ARMV4I).Build.0 = Debug|Windows Mobile 5.0 Pocket PC SDK (ARMV4I)\r
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+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug|Windows Mobile 5.0 Smartphone SDK (ARMV4I).ActiveCfg = Debug|Windows Mobile 5.0 Smartphone SDK (ARMV4I)\r
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+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug|Windows Mobile 6 Professional SDK (ARMV4I).ActiveCfg = Debug|Windows Mobile 6 Professional SDK (ARMV4I)\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug|Windows Mobile 6 Professional SDK (ARMV4I).Build.0 = Debug|Windows Mobile 6 Professional SDK (ARMV4I)\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug|Windows Mobile 6 Professional SDK (ARMV4I).Deploy.0 = Debug|Windows Mobile 6 Professional SDK (ARMV4I)\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug|Windows Mobile 6 Standard SDK (ARMV4I).ActiveCfg = Debug|Windows Mobile 6 Standard SDK (ARMV4I)\r
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+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug|Windows Mobile 6 Standard SDK (ARMV4I).Deploy.0 = Debug|Windows Mobile 6 Standard SDK (ARMV4I)\r
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+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Release Multithreaded|Pocket PC 2003 (ARMV4).Build.0 = Release Multithreaded|Pocket PC 2003 (ARMV4)\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Release Multithreaded|Pocket PC 2003 (ARMV4).Deploy.0 = Release Multithreaded|Pocket PC 2003 (ARMV4)\r
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+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Release Multithreaded|Smartphone 2003 (ARMV4).Deploy.0 = Release Multithreaded|Smartphone 2003 (ARMV4)\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Release Multithreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I).ActiveCfg = Release Multithreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I)\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Release Multithreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I).Build.0 = Release Multithreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I)\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Release Multithreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I).Deploy.0 = Release Multithreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I)\r
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+ EndGlobalSection\r
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--- /dev/null
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+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug Multithreaded|Windows Mobile 6 Standard SDK (ARMV4I)">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release Multithreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release Singlethreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" BasicRuntimeChecks="3" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug Singlethreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" BasicRuntimeChecks="3" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug Multithreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" BasicRuntimeChecks="3" />\r
+ </FileConfiguration>\r
+ </File>\r
+ <File RelativePath="..\..\..\src\winfonts\winfnt.c">\r
+ <FileConfiguration Name="Release|Pocket PC 2003 (ARMV4)">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release|Smartphone 2003 (ARMV4)">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release|Windows Mobile 5.0 Pocket PC SDK (ARMV4I)">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release|Windows Mobile 5.0 Smartphone SDK (ARMV4I)">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release|Windows Mobile 6 Professional SDK (ARMV4I)">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release|Windows Mobile 6 Standard SDK (ARMV4I)">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release Multithreaded|Pocket PC 2003 (ARMV4)">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release Multithreaded|Smartphone 2003 (ARMV4)">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release Multithreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I)">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release Multithreaded|Windows Mobile 5.0 Smartphone SDK (ARMV4I)">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release Multithreaded|Windows Mobile 6 Professional SDK (ARMV4I)">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release Multithreaded|Windows Mobile 6 Standard SDK (ARMV4I)">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release Singlethreaded|Pocket PC 2003 (ARMV4)">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release Singlethreaded|Smartphone 2003 (ARMV4)">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release Singlethreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I)">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release Singlethreaded|Windows Mobile 5.0 Smartphone SDK (ARMV4I)">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release Singlethreaded|Windows Mobile 6 Professional SDK (ARMV4I)">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release Singlethreaded|Windows Mobile 6 Standard SDK (ARMV4I)">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug|Pocket PC 2003 (ARMV4)">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug|Smartphone 2003 (ARMV4)">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug|Windows Mobile 5.0 Pocket PC SDK (ARMV4I)">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug|Windows Mobile 5.0 Smartphone SDK (ARMV4I)">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug|Windows Mobile 6 Professional SDK (ARMV4I)">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug|Windows Mobile 6 Standard SDK (ARMV4I)">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug Singlethreaded|Pocket PC 2003 (ARMV4)">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug Singlethreaded|Smartphone 2003 (ARMV4)">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug Singlethreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I)">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug Singlethreaded|Windows Mobile 5.0 Smartphone SDK (ARMV4I)">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug Singlethreaded|Windows Mobile 6 Professional SDK (ARMV4I)">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug Singlethreaded|Windows Mobile 6 Standard SDK (ARMV4I)">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug Multithreaded|Pocket PC 2003 (ARMV4)">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug Multithreaded|Smartphone 2003 (ARMV4)">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug Multithreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I)">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug Multithreaded|Windows Mobile 5.0 Smartphone SDK (ARMV4I)">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug Multithreaded|Windows Mobile 6 Professional SDK (ARMV4I)">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug Multithreaded|Windows Mobile 6 Standard SDK (ARMV4I)">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release Multithreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Release Singlethreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="2" AdditionalIncludeDirectories="" PreprocessorDefinitions="" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" BasicRuntimeChecks="3" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug Singlethreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" BasicRuntimeChecks="3" />\r
+ </FileConfiguration>\r
+ <FileConfiguration Name="Debug Multithreaded|Win32">\r
+ <Tool Name="VCCLCompilerTool" Optimization="0" AdditionalIncludeDirectories="" PreprocessorDefinitions="" BasicRuntimeChecks="3" />\r
+ </FileConfiguration>\r
+ </File>\r
+ </Filter>\r
+ </Filter>\r
+ <Filter Name="Header Files" Filter="h;hpp;hxx;hm;inl">\r
+ <File RelativePath="..\..\..\include\ft2build.h">\r
+ </File>\r
+ <File RelativePath="..\..\..\include\freetype\config\ftconfig.h">\r
+ </File>\r
+ <File RelativePath="..\..\..\include\freetype\config\ftheader.h">\r
+ </File>\r
+ <File RelativePath="..\..\..\include\freetype\config\ftmodule.h">\r
+ </File>\r
+ <File RelativePath="..\..\..\include\freetype\config\ftoption.h">\r
+ </File>\r
+ <File RelativePath="..\..\..\include\freetype\config\ftstdlib.h">\r
+ </File>\r
+ </Filter>\r
+ </Files>\r
+ <Globals>\r
+ </Globals>\r
+</VisualStudioProject>
\ No newline at end of file
--- /dev/null
+<html>
+<header>
+<title>
+ FreeType 2 Project Files for VS.NET 2005
+ (Pocket PC)
+</title>
+
+<body>
+<h1>
+ FreeType 2 Project Files for VS.NET 2005
+ (Pocket PC)
+</h1>
+
+<p>This directory contains project files for Visual C++, named
+<tt>freetype.vcproj</tt>, and Visual Studio, called <tt>freetype.sln</tt> for
+the following targets:
+
+<ul>
+ <li>PPC/SP 2003 (Pocket PC 2003)</li>
+ <li>PPC/SP WM5 (Windows Mobile 5)</li>
+ <li>PPC/SP WM6 (Windows Mobile 6)</li>
+</ul>
+
+It compiles the following libraries from the FreeType 2.4.9 sources:</p>
+
+<ul>
+ <pre>
+ freetype249.lib - release build; single threaded
+ freetype249_D.lib - debug build; single threaded
+ freetype249MT.lib - release build; multi-threaded
+ freetype249MT_D.lib - debug build; multi-threaded</pre>
+</ul>
+
+<p>Be sure to extract the files with the Windows (CR+LF) line endings. ZIP
+archives are already stored this way, so no further action is required. If
+you use some <tt>.tar.*z</tt> archives, be sure to configure your extracting
+tool to convert the line endings. For example, with <a
+href="http://www.winzip.com">WinZip</a>, you should activate the <it>TAR
+file smart CR/LF Conversion</it> option. Alternatively, you may consider
+using the <tt>unix2dos</tt> or <tt>u2d</tt> utilities that are floating
+around, which specifically deal with this particular problem.
+
+<p>Build directories are placed in the top-level <tt>objs</tt>
+directory.</p>
+
+</body>
+</html>
--- /dev/null
+\r
+Microsoft Visual Studio Solution File, Format Version 10.00\r
+# Visual Studio 2008\r
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "freetype", "freetype.vcproj", "{78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}"\r
+EndProject\r
+Global\r
+ GlobalSection(SolutionConfigurationPlatforms) = preSolution\r
+ LIB Debug Multithreaded|Pocket PC 2003 (ARMV4) = LIB Debug Multithreaded|Pocket PC 2003 (ARMV4)\r
+ LIB Debug Multithreaded|Smartphone 2003 (ARMV4) = LIB Debug Multithreaded|Smartphone 2003 (ARMV4)\r
+ LIB Debug Multithreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I) = LIB Debug Multithreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I)\r
+ LIB Debug Multithreaded|Windows Mobile 5.0 Smartphone SDK (ARMV4I) = LIB Debug Multithreaded|Windows Mobile 5.0 Smartphone SDK (ARMV4I)\r
+ LIB Debug Multithreaded|Windows Mobile 6 Professional SDK (ARMV4I) = LIB Debug Multithreaded|Windows Mobile 6 Professional SDK (ARMV4I)\r
+ LIB Debug Multithreaded|Windows Mobile 6 Standard SDK (ARMV4I) = LIB Debug Multithreaded|Windows Mobile 6 Standard SDK (ARMV4I)\r
+ LIB Debug Singlethreaded|Pocket PC 2003 (ARMV4) = LIB Debug Singlethreaded|Pocket PC 2003 (ARMV4)\r
+ LIB Debug Singlethreaded|Smartphone 2003 (ARMV4) = LIB Debug Singlethreaded|Smartphone 2003 (ARMV4)\r
+ LIB Debug Singlethreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I) = LIB Debug Singlethreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I)\r
+ LIB Debug Singlethreaded|Windows Mobile 5.0 Smartphone SDK (ARMV4I) = LIB Debug Singlethreaded|Windows Mobile 5.0 Smartphone SDK (ARMV4I)\r
+ LIB Debug Singlethreaded|Windows Mobile 6 Professional SDK (ARMV4I) = LIB Debug Singlethreaded|Windows Mobile 6 Professional SDK (ARMV4I)\r
+ LIB Debug Singlethreaded|Windows Mobile 6 Standard SDK (ARMV4I) = LIB Debug Singlethreaded|Windows Mobile 6 Standard SDK (ARMV4I)\r
+ LIB Debug|Pocket PC 2003 (ARMV4) = LIB Debug|Pocket PC 2003 (ARMV4)\r
+ LIB Debug|Smartphone 2003 (ARMV4) = LIB Debug|Smartphone 2003 (ARMV4)\r
+ LIB Debug|Windows Mobile 5.0 Pocket PC SDK (ARMV4I) = LIB Debug|Windows Mobile 5.0 Pocket PC SDK (ARMV4I)\r
+ LIB Debug|Windows Mobile 5.0 Smartphone SDK (ARMV4I) = LIB Debug|Windows Mobile 5.0 Smartphone SDK (ARMV4I)\r
+ LIB Debug|Windows Mobile 6 Professional SDK (ARMV4I) = LIB Debug|Windows Mobile 6 Professional SDK (ARMV4I)\r
+ LIB Debug|Windows Mobile 6 Standard SDK (ARMV4I) = LIB Debug|Windows Mobile 6 Standard SDK (ARMV4I)\r
+ LIB Release Multithreaded|Pocket PC 2003 (ARMV4) = LIB Release Multithreaded|Pocket PC 2003 (ARMV4)\r
+ LIB Release Multithreaded|Smartphone 2003 (ARMV4) = LIB Release Multithreaded|Smartphone 2003 (ARMV4)\r
+ LIB Release Multithreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I) = LIB Release Multithreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I)\r
+ LIB Release Multithreaded|Windows Mobile 5.0 Smartphone SDK (ARMV4I) = LIB Release Multithreaded|Windows Mobile 5.0 Smartphone SDK (ARMV4I)\r
+ LIB Release Multithreaded|Windows Mobile 6 Professional SDK (ARMV4I) = LIB Release Multithreaded|Windows Mobile 6 Professional SDK (ARMV4I)\r
+ LIB Release Multithreaded|Windows Mobile 6 Standard SDK (ARMV4I) = LIB Release Multithreaded|Windows Mobile 6 Standard SDK (ARMV4I)\r
+ LIB Release Singlethreaded|Pocket PC 2003 (ARMV4) = LIB Release Singlethreaded|Pocket PC 2003 (ARMV4)\r
+ LIB Release Singlethreaded|Smartphone 2003 (ARMV4) = LIB Release Singlethreaded|Smartphone 2003 (ARMV4)\r
+ LIB Release Singlethreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I) = LIB Release Singlethreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I)\r
+ LIB Release Singlethreaded|Windows Mobile 5.0 Smartphone SDK (ARMV4I) = LIB Release Singlethreaded|Windows Mobile 5.0 Smartphone SDK (ARMV4I)\r
+ LIB Release Singlethreaded|Windows Mobile 6 Professional SDK (ARMV4I) = LIB Release Singlethreaded|Windows Mobile 6 Professional SDK (ARMV4I)\r
+ LIB Release Singlethreaded|Windows Mobile 6 Standard SDK (ARMV4I) = LIB Release Singlethreaded|Windows Mobile 6 Standard SDK (ARMV4I)\r
+ LIB Release|Pocket PC 2003 (ARMV4) = LIB Release|Pocket PC 2003 (ARMV4)\r
+ LIB Release|Smartphone 2003 (ARMV4) = LIB Release|Smartphone 2003 (ARMV4)\r
+ LIB Release|Windows Mobile 5.0 Pocket PC SDK (ARMV4I) = LIB Release|Windows Mobile 5.0 Pocket PC SDK (ARMV4I)\r
+ LIB Release|Windows Mobile 5.0 Smartphone SDK (ARMV4I) = LIB Release|Windows Mobile 5.0 Smartphone SDK (ARMV4I)\r
+ LIB Release|Windows Mobile 6 Professional SDK (ARMV4I) = LIB Release|Windows Mobile 6 Professional SDK (ARMV4I)\r
+ LIB Release|Windows Mobile 6 Standard SDK (ARMV4I) = LIB Release|Windows Mobile 6 Standard SDK (ARMV4I)\r
+ EndGlobalSection\r
+ GlobalSection(ProjectConfigurationPlatforms) = postSolution\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Multithreaded|Pocket PC 2003 (ARMV4).ActiveCfg = Debug Multithreaded|Pocket PC 2003 (ARMV4)\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Multithreaded|Pocket PC 2003 (ARMV4).Build.0 = Debug Multithreaded|Pocket PC 2003 (ARMV4)\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Multithreaded|Pocket PC 2003 (ARMV4).Deploy.0 = Debug Multithreaded|Pocket PC 2003 (ARMV4)\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Multithreaded|Smartphone 2003 (ARMV4).ActiveCfg = Debug Multithreaded|Smartphone 2003 (ARMV4)\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Multithreaded|Smartphone 2003 (ARMV4).Build.0 = Debug Multithreaded|Smartphone 2003 (ARMV4)\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Multithreaded|Smartphone 2003 (ARMV4).Deploy.0 = Debug Multithreaded|Smartphone 2003 (ARMV4)\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Multithreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I).ActiveCfg = Debug Multithreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I)\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Multithreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I).Build.0 = Debug Multithreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I)\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Multithreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I).Deploy.0 = Debug Multithreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I)\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Multithreaded|Windows Mobile 5.0 Smartphone SDK (ARMV4I).ActiveCfg = Debug Multithreaded|Windows Mobile 5.0 Smartphone SDK (ARMV4I)\r
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+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Multithreaded|Windows Mobile 6 Professional SDK (ARMV4I).ActiveCfg = Debug Multithreaded|Windows Mobile 6 Professional SDK (ARMV4I)\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Multithreaded|Windows Mobile 6 Professional SDK (ARMV4I).Build.0 = Debug Multithreaded|Windows Mobile 6 Professional SDK (ARMV4I)\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Multithreaded|Windows Mobile 6 Professional SDK (ARMV4I).Deploy.0 = Debug Multithreaded|Windows Mobile 6 Professional SDK (ARMV4I)\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Multithreaded|Windows Mobile 6 Standard SDK (ARMV4I).ActiveCfg = Debug Multithreaded|Windows Mobile 6 Standard SDK (ARMV4I)\r
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+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Multithreaded|Windows Mobile 6 Standard SDK (ARMV4I).Deploy.0 = Debug Multithreaded|Windows Mobile 6 Standard SDK (ARMV4I)\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Singlethreaded|Pocket PC 2003 (ARMV4).ActiveCfg = Debug Singlethreaded|Pocket PC 2003 (ARMV4)\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Singlethreaded|Pocket PC 2003 (ARMV4).Build.0 = Debug Singlethreaded|Pocket PC 2003 (ARMV4)\r
+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Singlethreaded|Pocket PC 2003 (ARMV4).Deploy.0 = Debug Singlethreaded|Pocket PC 2003 (ARMV4)\r
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+ {78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}.LIB Debug Singlethreaded|Windows Mobile 6 Professional SDK (ARMV4I).ActiveCfg = Debug Singlethreaded|Windows Mobile 6 Professional SDK (ARMV4I)\r
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+ GlobalSection(SolutionProperties) = preSolution\r
+ HideSolutionNode = FALSE\r
+ EndGlobalSection\r
+EndGlobal\r
--- /dev/null
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+ Name="freetype"\r
+ ProjectGUID="{78B079BD-9FC7-4B9E-B4A6-96DA0F00248B}"\r
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+ />\r
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+ Name="Smartphone 2003 (ARMV4)"\r
+ />\r
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+ Name="Windows Mobile 5.0 Pocket PC SDK (ARMV4I)"\r
+ />\r
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+ Name="Windows Mobile 5.0 Smartphone SDK (ARMV4I)"\r
+ />\r
+ <Platform\r
+ Name="Windows Mobile 6 Professional SDK (ARMV4I)"\r
+ />\r
+ <Platform\r
+ Name="Windows Mobile 6 Standard SDK (ARMV4I)"\r
+ />\r
+ </Platforms>\r
+ <ToolFiles>\r
+ </ToolFiles>\r
+ <Configurations>\r
+ <Configuration\r
+ Name="Release|Pocket PC 2003 (ARMV4)"\r
+ OutputDirectory="Pocket PC 2003 (ARMV4)\$(ConfigurationName)"\r
+ IntermediateDirectory="Pocket PC 2003 (ARMV4)\$(ConfigurationName)"\r
+ ConfigurationType="4"\r
+ InheritedPropertySheets="$(VCInstallDir)VCProjectDefaults\UpgradeFromVC71.vsprops"\r
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+ CharacterSet="2"\r
+ >\r
+ <Tool\r
+ Name="VCPreBuildEventTool"\r
+ />\r
+ <Tool\r
+ Name="VCCustomBuildTool"\r
+ />\r
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+ Name="VCXMLDataGeneratorTool"\r
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+ RuntimeLibrary="2"\r
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+ Name="VCPostBuildEventTool"\r
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+ ForceDirty="-1"\r
+ RemoteDirectory=""\r
+ RegisterOutput="0"\r
+ AdditionalFiles=""\r
+ />\r
+ <DebuggerTool\r
+ />\r
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+ <Configuration\r
+ Name="Release|Smartphone 2003 (ARMV4)"\r
+ OutputDirectory="Smartphone 2003 (ARMV4)\$(ConfigurationName)"\r
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+ ConfigurationType="4"\r
+ InheritedPropertySheets="$(VCInstallDir)VCProjectDefaults\UpgradeFromVC71.vsprops"\r
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+ CharacterSet="2"\r
+ >\r
+ <Tool\r
+ Name="VCPreBuildEventTool"\r
+ />\r
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+ Name="VCCustomBuildTool"\r
+ />\r
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+ Name="VCXMLDataGeneratorTool"\r
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+ MinimalRebuild="true"\r
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+ RemoteDirectory=""\r
+ RegisterOutput="0"\r
+ AdditionalFiles=""\r
+ />\r
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+ <Configuration\r
+ Name="Release|Windows Mobile 5.0 Pocket PC SDK (ARMV4I)"\r
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+ IntermediateDirectory="Windows Mobile 5.0 Pocket PC SDK (ARMV4I)\$(ConfigurationName)"\r
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+ InheritedPropertySheets="$(VCInstallDir)VCProjectDefaults\UpgradeFromVC71.vsprops"\r
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+ CharacterSet="2"\r
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+ PreprocessorDefinitions="_WIN32_WCE=$(CEVER);UNDER_CE=$(CEVER);WINCE;NDEBUG;$(PLATFORMDEFINES);$(ARCHFAM);$(_ARCHFAM_);_LIB;FT2_BUILD_LIBRARY;NO_ERRNO_H"\r
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+ />\r
+ <Tool\r
+ Name="VCManagedResourceCompilerTool"\r
+ />\r
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+ PreprocessorDefinitions="NDEBUG"\r
+ Culture="1033"\r
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+ Name="VCPreLinkEventTool"\r
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+ OutputFile="..\..\..\objs\wince\vc2008-ce\freetype249.lib"\r
+ SuppressStartupBanner="true"\r
+ />\r
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+ Name="VCALinkTool"\r
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+ Name="VCFxCopTool"\r
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+ Name="VCCodeSignTool"\r
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+ Name="VCPostBuildEventTool"\r
+ />\r
+ <DeploymentTool\r
+ ForceDirty="-1"\r
+ RemoteDirectory=""\r
+ RegisterOutput="0"\r
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+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Debug Multithreaded|Windows Mobile 5.0 Pocket PC SDK (ARMV4I)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="0"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Debug Multithreaded|Windows Mobile 5.0 Smartphone SDK (ARMV4I)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="0"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Debug Multithreaded|Windows Mobile 6 Professional SDK (ARMV4I)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="0"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Debug Multithreaded|Windows Mobile 6 Standard SDK (ARMV4I)"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="0"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Release|Win32"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="2"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Release Multithreaded|Win32"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="2"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Release Singlethreaded|Win32"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="2"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Debug|Win32"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="0"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ BasicRuntimeChecks="3"\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Debug Singlethreaded|Win32"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="0"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ BasicRuntimeChecks="3"\r
+ />\r
+ </FileConfiguration>\r
+ <FileConfiguration\r
+ Name="Debug Multithreaded|Win32"\r
+ >\r
+ <Tool\r
+ Name="VCCLCompilerTool"\r
+ Optimization="0"\r
+ AdditionalIncludeDirectories=""\r
+ PreprocessorDefinitions=""\r
+ BasicRuntimeChecks="3"\r
+ />\r
+ </FileConfiguration>\r
+ </File>\r
+ </Filter>\r
+ </Filter>\r
+ <Filter\r
+ Name="Header Files"\r
+ Filter="h;hpp;hxx;hm;inl"\r
+ >\r
+ <File\r
+ RelativePath="..\..\..\include\ft2build.h"\r
+ >\r
+ </File>\r
+ <File\r
+ RelativePath="..\..\..\include\freetype\config\ftconfig.h"\r
+ >\r
+ </File>\r
+ <File\r
+ RelativePath="..\..\..\include\freetype\config\ftheader.h"\r
+ >\r
+ </File>\r
+ <File\r
+ RelativePath="..\..\..\include\freetype\config\ftmodule.h"\r
+ >\r
+ </File>\r
+ <File\r
+ RelativePath="..\..\..\include\freetype\config\ftoption.h"\r
+ >\r
+ </File>\r
+ <File\r
+ RelativePath="..\..\..\include\freetype\config\ftstdlib.h"\r
+ >\r
+ </File>\r
+ </Filter>\r
+ </Files>\r
+ <Globals>\r
+ </Globals>\r
+</VisualStudioProject>\r
--- /dev/null
+<html>
+<header>
+<title>
+ FreeType 2 Project Files for VS.NET 2008
+ (Pocket PC)
+</title>
+
+<body>
+<h1>
+ FreeType 2 Project Files for VS.NET 2008
+ (Pocket PC)
+</h1>
+
+<p>This directory contains project files for Visual C++, named
+<tt>freetype.dsp</tt>, and Visual Studio, called <tt>freetype.sln</tt> for
+the following targets:
+
+<ul>
+ <li>PPC/SP 2003 (Pocket PC 2003)</li>
+ <li>PPC/SP WM5 (Windows Mobile 5)</li>
+ <li>PPC/SP WM6 (Windows Mobile 6)</li>
+</ul>
+
+It compiles the following libraries from the FreeType 2.4.9 sources:</p>
+
+<ul>
+ <pre>
+ freetype249.lib - release build; single threaded
+ freetype249_D.lib - debug build; single threaded
+ freetype249MT.lib - release build; multi-threaded
+ freetype249MT_D.lib - debug build; multi-threaded</pre>
+</ul>
+
+<p>Be sure to extract the files with the Windows (CR+LF) line endings. ZIP
+archives are already stored this way, so no further action is required. If
+you use some <tt>.tar.*z</tt> archives, be sure to configure your extracting
+tool to convert the line endings. For example, with <a
+href="http://www.winzip.com">WinZip</a>, you should activate the <it>TAR
+file smart CR/LF Conversion</it> option. Alternatively, you may consider
+using the <tt>unix2dos</tt> or <tt>u2d</tt> utilities that are floating
+around, which specifically deal with this particular problem.
+
+<p>Build directories are placed in the top-level <tt>objs</tt>
+directory.</p>
+
+</body>
+</html>
--- /dev/null
+#!/bin/sh
+#
+# Copyright 2002, 2003, 2004, 2005, 2006, 2008, 2009, 2010 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+#
+#
+# Call the `configure' script located in `builds/unix'.
+#
+
+rm -f config.mk builds/unix/unix-def.mk builds/unix/unix-cc.mk
+
+if test "x$GNUMAKE" = x; then
+ GNUMAKE=make
+fi
+
+if test -z "`$GNUMAKE -v 2>/dev/null | grep GNU`"; then
+ if test -z "`$GNUMAKE -v 2>/dev/null | grep makepp`"; then
+ echo "GNU make (>= 3.80) or makepp (>= 1.19) is required to build FreeType2." >&2
+ echo "Please try" >&2
+ echo " \`GNUMAKE=<GNU make command name> $0'." >&2
+ echo "or >&2"
+ echo " \`GNUMAKE=\"makepp --norc-substitution\" $0'." >&2
+ exit 1
+ fi
+fi
+
+# Get `dirname' functionality. This is taken and adapted from autoconf's
+# m4sh.m4 (_AS_EXPR_PREPARE, AS_DIRNAME_EXPR, and AS_DIRNAME_SED).
+
+if expr a : '\(a\)' >/dev/null 2>&1; then
+ ft_expr=expr
+else
+ ft_expr=false
+fi
+
+ft2_dir=`(dirname "$0") 2>/dev/null ||
+ $ft_expr X"$0" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+ X"$0" : 'X\(//\)[^/]' \| \
+ X"$0" : 'X\(//\)$' \| \
+ X"$0" : 'X\(/\)' \| \
+ . : '\(.\)' 2>/dev/null ||
+ echo X"$0" |
+ sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
+ s//\1/
+ q
+ }
+ /^X\(\/\/\)[^/].*/{
+ s//\1/
+ q
+ }
+ /^X\(\/\/\)$/{
+ s//\1/
+ q
+ }
+ /^X\(\/\).*/{
+ s//\1/
+ q
+ }
+ s/.*/./; q'`
+
+abs_curr_dir=`pwd`
+abs_ft2_dir=`cd "$ft2_dir" && pwd`
+
+# `--srcdir=' option can override abs_ft2_dir
+
+if test $# -gt 0; then
+ for x in "$@"; do
+ case x"$x" in
+ x--srcdir=*)
+ abs_ft2_dir=`echo $x | sed 's/^--srcdir=//'` ;;
+ esac
+ done
+fi
+
+# build a dummy Makefile if we are not building in the source tree;
+# we use inodes to avoid issues with symbolic links
+inode_src=`ls -id $abs_ft2_dir | awk '{print $1}'`
+inode_dst=`ls -id $abs_curr_dir | awk '{print $1}'`
+
+if test $inode_src -ne $inode_dst; then
+ if test ! -d reference; then
+ mkdir reference
+ fi
+ if test ! -r $abs_curr_dir/modules.cfg; then
+ echo "Copying \`modules.cfg'"
+ cp $abs_ft2_dir/modules.cfg $abs_curr_dir
+ fi
+ echo "Generating \`Makefile'"
+ echo "TOP_DIR := $abs_ft2_dir" > Makefile
+ echo "OBJ_DIR := $abs_curr_dir" >> Makefile
+ echo "OBJ_BUILD := \$(OBJ_DIR)" >> Makefile
+ echo "DOC_DIR := \$(OBJ_DIR)/reference" >> Makefile
+ echo "FT_LIBTOOL_DIR := \$(OBJ_DIR)" >> Makefile
+ echo "ifndef FT2DEMOS" >> Makefile
+ echo " include \$(TOP_DIR)/Makefile" >> Makefile
+ echo "else" >> Makefile
+ echo " TOP_DIR_2 := \$(TOP_DIR)/../ft2demos" >> Makefile
+ echo " PROJECT := freetype" >> Makefile
+ echo " CONFIG_MK := \$(OBJ_DIR)/config.mk" >> Makefile
+ echo " include \$(TOP_DIR_2)/Makefile" >> Makefile
+ echo "endif" >> Makefile
+fi
+
+# call make
+
+CFG=
+# work around zsh bug which doesn't like `${1+"$@"}'
+case $# in
+0) ;;
+*) for x in "$@"; do
+ case x"$x" in
+ x--srcdir=* ) CFG="$CFG '$x'/builds/unix" ;;
+ *) CFG="$CFG '$x'" ;;
+ esac
+ done ;;
+esac
+CFG=$CFG $GNUMAKE setup unix
+
+# eof
--- /dev/null
+freetype (2.4.9-slp2+1) unstable; urgency=low
+
+ * FT2 version upgrade from 2.4.3 to 2.4.9
+ * Git: 165.213.180.234:/slp/unmodified/freetype
+ * Tag: freetype_2.4.9-slp2+1
+ -- Deokjin Kim <deokjin81.kim@samsung.com> Wed, 30 May 2012 15:18:41 +0900
+
+freetype (2.4.3-6slp2+1) unstable; urgency=low
+
+ * Fix text display bug in m.etnews.com
+ * Git: 165.213.180.234:/slp/unmodified/freetype
+ * Tag: freetype_2.4.3-6slp2+1
+
+ -- Deokjin Kim <deokjin81.kim@samsung.com> Thu, 20 Oct 2011 16:17:50 +0900
+
+freetype (2.4.3-5slp4) unstable; urgency=low
+
+ * Packag Rollback
+ * Git: 165.213.180.234:/slp/unmodified/freetype
+ * Tag: freetype_2.4.3-5slp4
+
+ -- WooHyun Jung <wh0705.jung@samsung.com> Mon, 11 Apr 2011 12:16:22 +0900
+
+freetype (2.4.3-5slp3) unstable; urgency=low
+
+ * Rollback pkgs
+ * Git: 165.213.180.234:/slp/unmodified/freetype
+ * Tag: freetype_2.4.3-5slp3
+
+ -- WooHyun Jung <wh0705.jung@samsung.com> Mon, 11 Apr 2011 11:56:46 +0900
+
+freetype (2.4.3-5slp2) unstable; urgency=low
+
+ * Removed unused modules
+ * Git: 165.213.180.234:slp/unmodified/freetype
+ * Tag: freetype_2.4.3-5slp2
+
+ -- Deokjin Kim <deokjin81.kim@samsung.com> Tue, 05 Apr 2011 10:51:07 +0900
+
+freetype (2.4.3-4slp2) unstable; urgency=low
+
+ * Rollback removing API
+ * Git: 165.213.180.234:slp/unmodified/freetype
+ * Tag: freetype_2.4.3-4slp2
+
+ -- Deokjin Kim <deokjin81.kim@samsung.com> Wed, 02 Mar 2011 14:11:53 +0900
+
+freetype (2.4.3-3slp2) unstable; urgency=low
+
+ * Reduce amount of memory usage
+ * Git: 165.213.180.234:slp/unmodified/freetype
+ * Tag: freetype_2.4.3-3slp2
+
+ -- Deokjin Kim <deokjin81.kim@samsung.com> Fri, 18 Feb 2011 11:14:20 +0900
+
+freetype (2.4.3-2slp2) unstable; urgency=low
+
+ * Add debug package
+ * Git: 165.213.180.234:/git/slp/unmodified/freetype
+ * Tag: freetype_2.4.3-2slp2
+
+ -- Deokjin Kim <deokjin81.kim@samsung.com> Thu, 18 Nov 2010 14:58:43 +0900
+
+freetype (2.4.3-1slp2) unstable; urgency=low
+
+ * Freetype version upgrade (from 2.3.5 to 2.4.3)
+ * Git: 165.213.180.234:/git/slp/unmodified/freetype
+ * Tag: freetype_2.4.3-1slp2
+
+ -- Deokjin Kim <deokjin81.kim@samsung.com> Tue, 09 Nov 2010 16:54:10 +0900
+
+freetype (2.3.5-5slp2) unstable; urgency=low
+
+ * Change maintainer
+
+ -- Jihoon Kim <jihoon48.kim@samsung.com> Tue, 20 Apr 2010 11:06:10 +0900
+
+freetype (2.3.5-4slp2) unstable; urgency=low
+
+ * Change revision
+
+ -- Sung-Jin Park <sj76.park@samsung.com> Thu, 25 Mar 2010 19:34:16 +0900
+
+freetype (2.3.5-3) unstable; urgency=low
+
+ [ Kyu Young Kim ]
+ * modify debian files
+
+ [ root ]
+ * -
+
+ -- root <root@input-desktop> Thu, 25 Mar 2010 19:34:13 +0900
+
+freetype (2.3.5-2) unstable; urgency=low
+
+ * install modify
+
+ -- Kyu Young Kim <ky0928.kim@samsung.com> Thu, 12 Nov 2009 15:45:39 +0900
+
+freetype (2.3.5) unstable; urgency=low
+
+ * Initial Release.
+
+ -- Kyu Young Kim <ky0928.kim@samsung.com> Thu, 12 Nov 2009 13:27:46 +0900
--- /dev/null
+Source: freetype
+Section: libs
+Priority: optional
+Uploaders: Deokjin Kim <deokjin81.kim@samsung.com>
+Maintainer: Deokjin Kim <deokjin81.kim@samsung.com>, Inpyo Kang <mantiger@samsung.com>
+Build-Depends: debhelper (>= 5), autotools-dev
+Standards-Version: 3.7.2
+
+Package: libfreetype6
+Architecture: any
+Section: libs
+Depends: ${shlibs:Depends}, ${misc:Depends}
+Conflicts: freetype, xpdf-reader (<< 1.00-4)
+Description: FreeType 2 font engine, shared library files
+ The FreeType project is a team of volunteers who develop free,
+ portable and high-quality software solutions for digital typography.
+ They specifically target embedded systems and focus on bringing small,
+ efficient and ubiquitous products.
+ .
+ The FreeType 2 library is their new software font engine. It has been
+ designed to provide the following important features:
+ * A universal and simple API to manage font files
+ * Support for several font formats through loadable modules
+ * High-quality anti-aliasing
+ * High portability & performance
+ .
+ Supported font formats include:
+ * TrueType files (.ttf) and collections (.ttc)
+ * Type 1 font files both in ASCII (.pfa) or binary (.pfb) format
+ * Type 1 Multiple Master fonts. The FreeType 2 API also provides
+ routines to manage design instances easily
+ * Type 1 CID-keyed fonts
+ * OpenType/CFF (.otf) fonts
+ * CFF/Type 2 fonts
+ * Adobe CEF fonts (.cef), used to embed fonts in SVG documents with
+ the Adobe SVG viewer plugin.
+ * Windows FNT/FON bitmap fonts
+
+Package: libfreetype6-dev
+Architecture: any
+Section: libdevel
+Depends: libfreetype6 (= ${binary:Version}), libc6-dev | libc-dev, zlib1g-dev | libz-dev
+Conflicts: freetype0-dev, freetype1 (<= 1.0.0.1998-03-22-1), freetype1-dev
+Replaces: freetype0-dev, freetype1-dev
+Description: FreeType 2 font engine, development files
+ The FreeType project is a team of volunteers who develop free,
+ portable and high-quality software solutions for digital typography.
+ They specifically target embedded systems and focus on bringing small,
+ efficient and ubiquitous products.
+ .
+ This package contains all supplementary files (static library, headers
+ and documentation) you need to develop your own programs using the
+ FreeType 2 library.
+
+Package: libfreetype6-dbg
+Section: debug
+Priority: extra
+Architecture: any
+Depends: ${misc:Depends},
+ libfreetype6 (= ${binary:Version})
+Conflicts: libfreetype6-dbg
+Replaces: libfreetype6-dbg
+Description: FreeType 2 font engine, debugging symbols
+ The FreeType project is a team of volunteers who develop free,
+ portable and high-quality software solutions for digital typography.
+ They specifically target embedded systems and focus on bringing small,
+ efficient and ubiquitous products.
+ .
--- /dev/null
+This is libfreetype6, written and maintained by Se Mun Lee <semun.lee@samsung.com>
+on Fri, 13 Nov 2009 14:08:22 +0900.
+
+The original source can always be found at:
+ ftp://slp.samsung.net/dists/unstable/main/source/
+
+Copyright Holder: Se Mun Lee
+
+License:
+ samsung
+
+/*
+ * SLP2.0
+ * Copyright (c) 2008 Samsung Electronics, Inc.
+ * All rights reserved.
+ *
+ * This software is a confidential and proprietary information
+ * of Samsung Electronics, Inc. ("Confidential Information"). You
+ * shall not disclose such Confidential Information and shall use
+ * it only in accordance with the terms of the license agreement
+ * you entered into with Samsung Electronics.
+ */
--- /dev/null
+usr/bin
+usr/sbin
--- /dev/null
+README
+README.git
+ChangeLog.20
+ChangeLog.21
+ChangeLog.22
+ChangeLog.23
--- /dev/null
+@PREFIX@/bin/freetype-config
+@PREFIX@/include/
+@PREFIX@/lib/*.so
+@PREFIX@/lib/*.la
+@PREFIX@/lib/*.a
+@PREFIX@/lib/pkgconfig/
+@PREFIX@/share/aclocal/
--- /dev/null
+@PREFIX@/lib/*.so.*
--- /dev/null
+#!/usr/bin/make -f
+# -*- makefile -*-
+# Sample debian/rules that uses debhelper.
+# This file was originally written by Joey Hess and Craig Small.
+# As a special exception, when this file is copied by dh-make into a
+# dh-make output file, you may use that output file without restriction.
+# This special exception was added by Craig Small in version 0.37 of dh-make.
+
+# Uncomment this to turn on verbose mode.
+#export DH_VERBOSE=1
+
+
+# These are used for cross-compiling and for saving the configure script
+# from having to guess our platform (since we know it already)
+DEB_HOST_GNU_TYPE ?= $(shell dpkg-architecture -qDEB_HOST_GNU_TYPE)
+DEB_BUILD_GNU_TYPE ?= $(shell dpkg-architecture -qDEB_BUILD_GNU_TYPE)
+
+CFLAGS ?= -Wall -g
+LDFLAGS ?=
+PREFIX ?= /usr
+DATADIR ?= /opt
+
+ifneq (,$(findstring noopt,$(DEB_BUILD_OPTIONS)))
+ CFLAGS += -O0
+else
+ CFLAGS += -O2
+endif
+
+LDFLAGS += -Wl,--rpath=$(PREFIX)/lib -Wl,--as-needed
+
+config.status: configure
+ dh_testdir
+ # Add here commands to configure the package.
+ CFLAGS="$(CFLAGS)" LDFLAGS="$(LDFLAGS)" ./configure --prefix=$(PREFIX)
+
+build: build-stamp
+
+build-stamp: config.status
+ dh_testdir
+
+ # Add here commands to compile the package.
+ $(MAKE)
+ #docbook-to-man debian/ncurses.sgml > ncurses.1
+
+ for f in `find $(CURDIR)/debian/ -name "*.in"`; do \
+ cat $$f > $${f%.in}; \
+ sed -i -e "s#@PREFIX@#$(PREFIX)#g" $${f%.in}; \
+ sed -i -e "s#@DATADIR@#$(DATADIR)#g" $${f%.in}; \
+ done
+
+ touch $@
+
+clean:
+ dh_testdir
+ dh_testroot
+ rm -f build-stamp
+
+ # Add here commands to clean up after the build process.
+ -$(MAKE) distclean
+ifneq "$(wildcard /usr/share/misc/config.sub)" ""
+ cp -f /usr/share/misc/config.sub config.sub
+endif
+ifneq "$(wildcard /usr/share/misc/config.guess)" ""
+ cp -f /usr/share/misc/config.guess config.guess
+endif
+
+ for f in `find $(CURDIR)/debian/ -name "*.in"`; do \
+ rm -f $${f%.in}; \
+ done
+
+ dh_clean
+
+install: build
+ dh_testdir
+ dh_testroot
+ dh_clean -k
+ dh_installdirs
+
+ # Add here commands to install the package into debian/ncurses.
+ $(MAKE) DESTDIR=$(CURDIR)/debian/tmp install
+
+
+# Build architecture-independent files here.
+binary-indep: build install
+# We have nothing to do by default.
+
+# Build architecture-dependent files here.
+binary-arch: build install
+ dh_testdir
+ dh_testroot
+ dh_installchangelogs
+ dh_installdocs
+ dh_installexamples
+ dh_install --sourcedir=debian/tmp
+# dh_installmenu
+# dh_installdebconf
+# dh_installlogrotate
+# dh_installemacsen
+# dh_installpam
+# dh_installmime
+# dh_python
+# dh_installinit
+# dh_installcron
+# dh_installinfo
+ dh_installman
+ dh_link
+ dh_strip --dbg-package=libfreetype6-dbg
+ dh_compress
+ dh_fixperms
+# dh_perl
+ dh_makeshlibs
+ dh_installdeb
+ dh_shlibdeps
+ dh_gencontrol
+ dh_md5sums
+ dh_builddeb
+
+binary: binary-indep binary-arch
+.PHONY: build clean binary-indep binary-arch binary install
--- /dev/null
+/***************************************************************************/
+/* */
+/* ft2build.h */
+/* */
+/* FreeType 2 build and setup macros. */
+/* (Generic version) */
+/* */
+/* Copyright 1996-2001, 2003, 2006 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*
+ * This is a development version of <ft2build.h> that is used
+ * to build the library in debug mode. Its only difference with
+ * the reference is that it forces the use of the local `ftoption.h'
+ * which contains different settings for all configuration macros.
+ *
+ * To use it, you must define the environment variable FT2_BUILD_INCLUDE
+ * to point to the directory containing these two files (`ft2build.h' and
+ * `ftoption.h'), then invoke Jam as usual.
+ */
+
+#ifndef __FT2_BUILD_DEVEL_H__
+#define __FT2_BUILD_DEVEL_H__
+
+#define FT_CONFIG_OPTIONS_H <ftoption.h>
+
+#include <freetype/config/ftheader.h>
+
+#endif /* __FT2_BUILD_DEVEL_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftoption.h (for development) */
+/* */
+/* User-selectable configuration macros (specification only). */
+/* */
+/* Copyright 1996-2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTOPTION_H__
+#define __FTOPTION_H__
+
+
+#include <ft2build.h>
+
+
+FT_BEGIN_HEADER
+
+ /*************************************************************************/
+ /* */
+ /* USER-SELECTABLE CONFIGURATION MACROS */
+ /* */
+ /* This file contains the default configuration macro definitions for */
+ /* a standard build of the FreeType library. There are three ways to */
+ /* use this file to build project-specific versions of the library: */
+ /* */
+ /* - You can modify this file by hand, but this is not recommended in */
+ /* cases where you would like to build several versions of the */
+ /* library from a single source directory. */
+ /* */
+ /* - You can put a copy of this file in your build directory, more */
+ /* precisely in `$BUILD/freetype/config/ftoption.h', where `$BUILD' */
+ /* is the name of a directory that is included _before_ the FreeType */
+ /* include path during compilation. */
+ /* */
+ /* The default FreeType Makefiles and Jamfiles use the build */
+ /* directory `builds/<system>' by default, but you can easily change */
+ /* that for your own projects. */
+ /* */
+ /* - Copy the file <ft2build.h> to `$BUILD/ft2build.h' and modify it */
+ /* slightly to pre-define the macro FT_CONFIG_OPTIONS_H used to */
+ /* locate this file during the build. For example, */
+ /* */
+ /* #define FT_CONFIG_OPTIONS_H <myftoptions.h> */
+ /* #include <freetype/config/ftheader.h> */
+ /* */
+ /* will use `$BUILD/myftoptions.h' instead of this file for macro */
+ /* definitions. */
+ /* */
+ /* Note also that you can similarly pre-define the macro */
+ /* FT_CONFIG_MODULES_H used to locate the file listing of the modules */
+ /* that are statically linked to the library at compile time. By */
+ /* default, this file is <freetype/config/ftmodule.h>. */
+ /* */
+ /* We highly recommend using the third method whenever possible. */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** G E N E R A L F R E E T Y P E 2 C O N F I G U R A T I O N ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* Uncomment the line below if you want to activate sub-pixel rendering */
+ /* (a.k.a. LCD rendering, or ClearType) in this build of the library. */
+ /* */
+ /* Note that this feature is covered by several Microsoft patents */
+ /* and should not be activated in any default build of the library. */
+ /* */
+ /* This macro has no impact on the FreeType API, only on its */
+ /* _implementation_. For example, using FT_RENDER_MODE_LCD when calling */
+ /* FT_Render_Glyph still generates a bitmap that is 3 times wider than */
+ /* the original size in case this macro isn't defined; however, each */
+ /* triplet of subpixels has R=G=B. */
+ /* */
+ /* This is done to allow FreeType clients to run unmodified, forcing */
+ /* them to display normal gray-level anti-aliased glyphs. */
+ /* */
+#define FT_CONFIG_OPTION_SUBPIXEL_RENDERING
+
+
+ /*************************************************************************/
+ /* */
+ /* Many compilers provide a non-ANSI 64-bit data type that can be used */
+ /* by FreeType to speed up some computations. However, this will create */
+ /* some problems when compiling the library in strict ANSI mode. */
+ /* */
+ /* For this reason, the use of 64-bit integers is normally disabled when */
+ /* the __STDC__ macro is defined. You can however disable this by */
+ /* defining the macro FT_CONFIG_OPTION_FORCE_INT64 here. */
+ /* */
+ /* For most compilers, this will only create compilation warnings when */
+ /* building the library. */
+ /* */
+ /* ObNote: The compiler-specific 64-bit integers are detected in the */
+ /* file `ftconfig.h' either statically or through the */
+ /* `configure' script on supported platforms. */
+ /* */
+#undef FT_CONFIG_OPTION_FORCE_INT64
+
+
+ /*************************************************************************/
+ /* */
+ /* If this macro is defined, do not try to use an assembler version of */
+ /* performance-critical functions (e.g. FT_MulFix). You should only do */
+ /* that to verify that the assembler function works properly, or to */
+ /* execute benchmark tests of the various implementations. */
+/* #define FT_CONFIG_OPTION_NO_ASSEMBLER */
+
+
+ /*************************************************************************/
+ /* */
+ /* If this macro is defined, try to use an inlined assembler version of */
+ /* the `FT_MulFix' function, which is a `hotspot' when loading and */
+ /* hinting glyphs, and which should be executed as fast as possible. */
+ /* */
+ /* Note that if your compiler or CPU is not supported, this will default */
+ /* to the standard and portable implementation found in `ftcalc.c'. */
+ /* */
+#define FT_CONFIG_OPTION_INLINE_MULFIX
+
+
+ /*************************************************************************/
+ /* */
+ /* LZW-compressed file support. */
+ /* */
+ /* FreeType now handles font files that have been compressed with the */
+ /* `compress' program. This is mostly used to parse many of the PCF */
+ /* files that come with various X11 distributions. The implementation */
+ /* uses NetBSD's `zopen' to partially uncompress the file on the fly */
+ /* (see src/lzw/ftgzip.c). */
+ /* */
+ /* Define this macro if you want to enable this `feature'. */
+ /* */
+#define FT_CONFIG_OPTION_USE_LZW
+
+
+ /*************************************************************************/
+ /* */
+ /* Gzip-compressed file support. */
+ /* */
+ /* FreeType now handles font files that have been compressed with the */
+ /* `gzip' program. This is mostly used to parse many of the PCF files */
+ /* that come with XFree86. The implementation uses `zlib' to */
+ /* partially uncompress the file on the fly (see src/gzip/ftgzip.c). */
+ /* */
+ /* Define this macro if you want to enable this `feature'. See also */
+ /* the macro FT_CONFIG_OPTION_SYSTEM_ZLIB below. */
+ /* */
+#define FT_CONFIG_OPTION_USE_ZLIB
+
+
+ /*************************************************************************/
+ /* */
+ /* ZLib library selection */
+ /* */
+ /* This macro is only used when FT_CONFIG_OPTION_USE_ZLIB is defined. */
+ /* It allows FreeType's `ftgzip' component to link to the system's */
+ /* installation of the ZLib library. This is useful on systems like */
+ /* Unix or VMS where it generally is already available. */
+ /* */
+ /* If you let it undefined, the component will use its own copy */
+ /* of the zlib sources instead. These have been modified to be */
+ /* included directly within the component and *not* export external */
+ /* function names. This allows you to link any program with FreeType */
+ /* _and_ ZLib without linking conflicts. */
+ /* */
+ /* Do not #undef this macro here since the build system might define */
+ /* it for certain configurations only. */
+ /* */
+/* #define FT_CONFIG_OPTION_SYSTEM_ZLIB */
+
+
+ /*************************************************************************/
+ /* */
+ /* Bzip2-compressed file support. */
+ /* */
+ /* FreeType now handles font files that have been compressed with the */
+ /* `bzip2' program. This is mostly used to parse many of the PCF */
+ /* files that come with XFree86. The implementation uses `libbz2' to */
+ /* partially uncompress the file on the fly (see src/bzip2/ftbzip2.c). */
+ /* Contrary to gzip, bzip2 currently is not included and need to use */
+ /* the system available bzip2 implementation. */
+ /* */
+ /* Define this macro if you want to enable this `feature'. */
+ /* */
+#define FT_CONFIG_OPTION_USE_BZIP2
+
+
+ /*************************************************************************/
+ /* */
+ /* Define to disable the use of file stream functions and types, FILE, */
+ /* fopen() etc. Enables the use of smaller system libraries on embedded */
+ /* systems that have multiple system libraries, some with or without */
+ /* file stream support, in the cases where file stream support is not */
+ /* necessary such as memory loading of font files. */
+ /* */
+/* #define FT_CONFIG_OPTION_DISABLE_STREAM_SUPPORT */
+
+
+ /*************************************************************************/
+ /* */
+ /* DLL export compilation */
+ /* */
+ /* When compiling FreeType as a DLL, some systems/compilers need a */
+ /* special keyword in front OR after the return type of function */
+ /* declarations. */
+ /* */
+ /* Two macros are used within the FreeType source code to define */
+ /* exported library functions: FT_EXPORT and FT_EXPORT_DEF. */
+ /* */
+ /* FT_EXPORT( return_type ) */
+ /* */
+ /* is used in a function declaration, as in */
+ /* */
+ /* FT_EXPORT( FT_Error ) */
+ /* FT_Init_FreeType( FT_Library* alibrary ); */
+ /* */
+ /* */
+ /* FT_EXPORT_DEF( return_type ) */
+ /* */
+ /* is used in a function definition, as in */
+ /* */
+ /* FT_EXPORT_DEF( FT_Error ) */
+ /* FT_Init_FreeType( FT_Library* alibrary ) */
+ /* { */
+ /* ... some code ... */
+ /* return FT_Err_Ok; */
+ /* } */
+ /* */
+ /* You can provide your own implementation of FT_EXPORT and */
+ /* FT_EXPORT_DEF here if you want. If you leave them undefined, they */
+ /* will be later automatically defined as `extern return_type' to */
+ /* allow normal compilation. */
+ /* */
+ /* Do not #undef these macros here since the build system might define */
+ /* them for certain configurations only. */
+ /* */
+/* #define FT_EXPORT(x) extern x */
+/* #define FT_EXPORT_DEF(x) x */
+
+
+ /*************************************************************************/
+ /* */
+ /* Glyph Postscript Names handling */
+ /* */
+ /* By default, FreeType 2 is compiled with the `psnames' module. This */
+ /* module is in charge of converting a glyph name string into a */
+ /* Unicode value, or return a Macintosh standard glyph name for the */
+ /* use with the TrueType `post' table. */
+ /* */
+ /* Undefine this macro if you do not want `psnames' compiled in your */
+ /* build of FreeType. This has the following effects: */
+ /* */
+ /* - The TrueType driver will provide its own set of glyph names, */
+ /* if you build it to support postscript names in the TrueType */
+ /* `post' table. */
+ /* */
+ /* - The Type 1 driver will not be able to synthesize a Unicode */
+ /* charmap out of the glyphs found in the fonts. */
+ /* */
+ /* You would normally undefine this configuration macro when building */
+ /* a version of FreeType that doesn't contain a Type 1 or CFF driver. */
+ /* */
+#define FT_CONFIG_OPTION_POSTSCRIPT_NAMES
+
+
+ /*************************************************************************/
+ /* */
+ /* Postscript Names to Unicode Values support */
+ /* */
+ /* By default, FreeType 2 is built with the `PSNames' module compiled */
+ /* in. Among other things, the module is used to convert a glyph name */
+ /* into a Unicode value. This is especially useful in order to */
+ /* synthesize on the fly a Unicode charmap from the CFF/Type 1 driver */
+ /* through a big table named the `Adobe Glyph List' (AGL). */
+ /* */
+ /* Undefine this macro if you do not want the Adobe Glyph List */
+ /* compiled in your `PSNames' module. The Type 1 driver will not be */
+ /* able to synthesize a Unicode charmap out of the glyphs found in the */
+ /* fonts. */
+ /* */
+#define FT_CONFIG_OPTION_ADOBE_GLYPH_LIST
+
+
+ /*************************************************************************/
+ /* */
+ /* Support for Mac fonts */
+ /* */
+ /* Define this macro if you want support for outline fonts in Mac */
+ /* format (mac dfont, mac resource, macbinary containing a mac */
+ /* resource) on non-Mac platforms. */
+ /* */
+ /* Note that the `FOND' resource isn't checked. */
+ /* */
+#define FT_CONFIG_OPTION_MAC_FONTS
+
+
+ /*************************************************************************/
+ /* */
+ /* Guessing methods to access embedded resource forks */
+ /* */
+ /* Enable extra Mac fonts support on non-Mac platforms (e.g. */
+ /* GNU/Linux). */
+ /* */
+ /* Resource forks which include fonts data are stored sometimes in */
+ /* locations which users or developers don't expected. In some cases, */
+ /* resource forks start with some offset from the head of a file. In */
+ /* other cases, the actual resource fork is stored in file different */
+ /* from what the user specifies. If this option is activated, */
+ /* FreeType tries to guess whether such offsets or different file */
+ /* names must be used. */
+ /* */
+ /* Note that normal, direct access of resource forks is controlled via */
+ /* the FT_CONFIG_OPTION_MAC_FONTS option. */
+ /* */
+#ifdef FT_CONFIG_OPTION_MAC_FONTS
+#define FT_CONFIG_OPTION_GUESSING_EMBEDDED_RFORK
+#endif
+
+
+ /*************************************************************************/
+ /* */
+ /* Allow the use of FT_Incremental_Interface to load typefaces that */
+ /* contain no glyph data, but supply it via a callback function. */
+ /* This is required by clients supporting document formats which */
+ /* supply font data incrementally as the document is parsed, such */
+ /* as the Ghostscript interpreter for the PostScript language. */
+ /* */
+#define FT_CONFIG_OPTION_INCREMENTAL
+
+
+ /*************************************************************************/
+ /* */
+ /* The size in bytes of the render pool used by the scan-line converter */
+ /* to do all of its work. */
+ /* */
+ /* This must be greater than 4KByte if you use FreeType to rasterize */
+ /* glyphs; otherwise, you may set it to zero to avoid unnecessary */
+ /* allocation of the render pool. */
+ /* */
+#define FT_RENDER_POOL_SIZE 16384L
+
+
+ /*************************************************************************/
+ /* */
+ /* FT_MAX_MODULES */
+ /* */
+ /* The maximum number of modules that can be registered in a single */
+ /* FreeType library object. 32 is the default. */
+ /* */
+#define FT_MAX_MODULES 32
+
+
+ /*************************************************************************/
+ /* */
+ /* Debug level */
+ /* */
+ /* FreeType can be compiled in debug or trace mode. In debug mode, */
+ /* errors are reported through the `ftdebug' component. In trace */
+ /* mode, additional messages are sent to the standard output during */
+ /* execution. */
+ /* */
+ /* Define FT_DEBUG_LEVEL_ERROR to build the library in debug mode. */
+ /* Define FT_DEBUG_LEVEL_TRACE to build it in trace mode. */
+ /* */
+ /* Don't define any of these macros to compile in `release' mode! */
+ /* */
+ /* Do not #undef these macros here since the build system might define */
+ /* them for certain configurations only. */
+ /* */
+#define FT_DEBUG_LEVEL_ERROR
+#define FT_DEBUG_LEVEL_TRACE
+
+
+ /*************************************************************************/
+ /* */
+ /* Autofitter debugging */
+ /* */
+ /* If FT_DEBUG_AUTOFIT is defined, FreeType provides some means to */
+ /* control the autofitter behaviour for debugging purposes with global */
+ /* boolean variables (consequently, you should *never* enable this */
+ /* while compiling in `release' mode): */
+ /* */
+ /* _af_debug_disable_horz_hints */
+ /* _af_debug_disable_vert_hints */
+ /* _af_debug_disable_blue_hints */
+ /* */
+ /* Additionally, the following functions provide dumps of various */
+ /* internal autofit structures to stdout (using `printf'): */
+ /* */
+ /* af_glyph_hints_dump_points */
+ /* af_glyph_hints_dump_segments */
+ /* af_glyph_hints_dump_edges */
+ /* */
+ /* As an argument, they use another global variable: */
+ /* */
+ /* _af_debug_hints */
+ /* */
+ /* Please have a look at the `ftgrid' demo program to see how those */
+ /* variables and macros should be used. */
+ /* */
+ /* Do not #undef these macros here since the build system might define */
+ /* them for certain configurations only. */
+ /* */
+#define FT_DEBUG_AUTOFIT
+
+
+ /*************************************************************************/
+ /* */
+ /* Memory Debugging */
+ /* */
+ /* FreeType now comes with an integrated memory debugger that is */
+ /* capable of detecting simple errors like memory leaks or double */
+ /* deletes. To compile it within your build of the library, you */
+ /* should define FT_DEBUG_MEMORY here. */
+ /* */
+ /* Note that the memory debugger is only activated at runtime when */
+ /* when the _environment_ variable `FT2_DEBUG_MEMORY' is defined also! */
+ /* */
+ /* Do not #undef this macro here since the build system might define */
+ /* it for certain configurations only. */
+ /* */
+#define FT_DEBUG_MEMORY
+
+
+ /*************************************************************************/
+ /* */
+ /* Module errors */
+ /* */
+ /* If this macro is set (which is _not_ the default), the higher byte */
+ /* of an error code gives the module in which the error has occurred, */
+ /* while the lower byte is the real error code. */
+ /* */
+ /* Setting this macro makes sense for debugging purposes only, since */
+ /* it would break source compatibility of certain programs that use */
+ /* FreeType 2. */
+ /* */
+ /* More details can be found in the files ftmoderr.h and fterrors.h. */
+ /* */
+#undef FT_CONFIG_OPTION_USE_MODULE_ERRORS
+
+
+ /*************************************************************************/
+ /* */
+ /* Position Independent Code */
+ /* */
+ /* If this macro is set (which is _not_ the default), FreeType2 will */
+ /* avoid creating constants that require address fixups. Instead the */
+ /* constants will be moved into a struct and additional intialization */
+ /* code will be used. */
+ /* */
+ /* Setting this macro is needed for systems that prohibit address */
+ /* fixups, such as BREW. */
+ /* */
+/* #define FT_CONFIG_OPTION_PIC */
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** S F N T D R I V E R C O N F I G U R A T I O N ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* Define TT_CONFIG_OPTION_EMBEDDED_BITMAPS if you want to support */
+ /* embedded bitmaps in all formats using the SFNT module (namely */
+ /* TrueType & OpenType). */
+ /* */
+#define TT_CONFIG_OPTION_EMBEDDED_BITMAPS
+
+
+ /*************************************************************************/
+ /* */
+ /* Define TT_CONFIG_OPTION_POSTSCRIPT_NAMES if you want to be able to */
+ /* load and enumerate the glyph Postscript names in a TrueType or */
+ /* OpenType file. */
+ /* */
+ /* Note that when you do not compile the `PSNames' module by undefining */
+ /* the above FT_CONFIG_OPTION_POSTSCRIPT_NAMES, the `sfnt' module will */
+ /* contain additional code used to read the PS Names table from a font. */
+ /* */
+ /* (By default, the module uses `PSNames' to extract glyph names.) */
+ /* */
+#define TT_CONFIG_OPTION_POSTSCRIPT_NAMES
+
+
+ /*************************************************************************/
+ /* */
+ /* Define TT_CONFIG_OPTION_SFNT_NAMES if your applications need to */
+ /* access the internal name table in a SFNT-based format like TrueType */
+ /* or OpenType. The name table contains various strings used to */
+ /* describe the font, like family name, copyright, version, etc. It */
+ /* does not contain any glyph name though. */
+ /* */
+ /* Accessing SFNT names is done through the functions declared in */
+ /* `freetype/ftsnames.h'. */
+ /* */
+#define TT_CONFIG_OPTION_SFNT_NAMES
+
+
+ /*************************************************************************/
+ /* */
+ /* TrueType CMap support */
+ /* */
+ /* Here you can fine-tune which TrueType CMap table format shall be */
+ /* supported. */
+#define TT_CONFIG_CMAP_FORMAT_0
+#define TT_CONFIG_CMAP_FORMAT_2
+#define TT_CONFIG_CMAP_FORMAT_4
+#define TT_CONFIG_CMAP_FORMAT_6
+#define TT_CONFIG_CMAP_FORMAT_8
+#define TT_CONFIG_CMAP_FORMAT_10
+#define TT_CONFIG_CMAP_FORMAT_12
+#define TT_CONFIG_CMAP_FORMAT_13
+#define TT_CONFIG_CMAP_FORMAT_14
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** T R U E T Y P E D R I V E R C O N F I G U R A T I O N ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /*************************************************************************/
+ /* */
+ /* Define TT_CONFIG_OPTION_BYTECODE_INTERPRETER if you want to compile */
+ /* a bytecode interpreter in the TrueType driver. */
+ /* */
+ /* By undefining this, you will only compile the code necessary to load */
+ /* TrueType glyphs without hinting. */
+ /* */
+ /* Do not #undef this macro here, since the build system might */
+ /* define it for certain configurations only. */
+ /* */
+#define TT_CONFIG_OPTION_BYTECODE_INTERPRETER
+
+
+ /*************************************************************************/
+ /* */
+ /* If you define TT_CONFIG_OPTION_UNPATENTED_HINTING, a special version */
+ /* of the TrueType bytecode interpreter is used that doesn't implement */
+ /* any of the patented opcodes and algorithms. The patents related to */
+ /* TrueType hinting have expired worldwide since May 2010; this option */
+ /* is now deprecated. */
+ /* */
+ /* Note that the TT_CONFIG_OPTION_UNPATENTED_HINTING macro is *ignored* */
+ /* if you define TT_CONFIG_OPTION_BYTECODE_INTERPRETER; in other words, */
+ /* either define TT_CONFIG_OPTION_BYTECODE_INTERPRETER or */
+ /* TT_CONFIG_OPTION_UNPATENTED_HINTING but not both at the same time. */
+ /* */
+ /* This macro is only useful for a small number of font files (mostly */
+ /* for Asian scripts) that require bytecode interpretation to properly */
+ /* load glyphs. For all other fonts, this produces unpleasant results, */
+ /* thus the unpatented interpreter is never used to load glyphs from */
+ /* TrueType fonts unless one of the following two options is used. */
+ /* */
+ /* - The unpatented interpreter is explicitly activated by the user */
+ /* through the FT_PARAM_TAG_UNPATENTED_HINTING parameter tag */
+ /* when opening the FT_Face. */
+ /* */
+ /* - FreeType detects that the FT_Face corresponds to one of the */
+ /* `trick' fonts (e.g., `Mingliu') it knows about. The font engine */
+ /* contains a hard-coded list of font names and other matching */
+ /* parameters (see function `tt_face_init' in file */
+ /* `src/truetype/ttobjs.c'). */
+ /* */
+ /* Here a sample code snippet for using FT_PARAM_TAG_UNPATENTED_HINTING. */
+ /* */
+ /* { */
+ /* FT_Parameter parameter; */
+ /* FT_Open_Args open_args; */
+ /* */
+ /* */
+ /* parameter.tag = FT_PARAM_TAG_UNPATENTED_HINTING; */
+ /* */
+ /* open_args.flags = FT_OPEN_PATHNAME | FT_OPEN_PARAMS; */
+ /* open_args.pathname = my_font_pathname; */
+ /* open_args.num_params = 1; */
+ /* open_args.params = ¶meter; */
+ /* */
+ /* error = FT_Open_Face( library, &open_args, index, &face ); */
+ /* ... */
+ /* } */
+ /* */
+/* #define TT_CONFIG_OPTION_UNPATENTED_HINTING */
+
+
+ /*************************************************************************/
+ /* */
+ /* Define TT_CONFIG_OPTION_INTERPRETER_SWITCH to compile the TrueType */
+ /* bytecode interpreter with a huge switch statement, rather than a call */
+ /* table. This results in smaller and faster code for a number of */
+ /* architectures. */
+ /* */
+ /* Note however that on some compiler/processor combinations, undefining */
+ /* this macro will generate faster, though larger, code. */
+ /* */
+#define TT_CONFIG_OPTION_INTERPRETER_SWITCH
+
+
+ /*************************************************************************/
+ /* */
+ /* Define TT_CONFIG_OPTION_COMPONENT_OFFSET_SCALED to compile the */
+ /* TrueType glyph loader to use Apple's definition of how to handle */
+ /* component offsets in composite glyphs. */
+ /* */
+ /* Apple and MS disagree on the default behavior of component offsets */
+ /* in composites. Apple says that they should be scaled by the scaling */
+ /* factors in the transformation matrix (roughly, it's more complex) */
+ /* while MS says they should not. OpenType defines two bits in the */
+ /* composite flags array which can be used to disambiguate, but old */
+ /* fonts will not have them. */
+ /* */
+ /* http://www.microsoft.com/typography/otspec/glyf.htm */
+ /* http://fonts.apple.com/TTRefMan/RM06/Chap6glyf.html */
+ /* */
+#undef TT_CONFIG_OPTION_COMPONENT_OFFSET_SCALED
+
+
+ /*************************************************************************/
+ /* */
+ /* Define TT_CONFIG_OPTION_GX_VAR_SUPPORT if you want to include */
+ /* support for Apple's distortable font technology (fvar, gvar, cvar, */
+ /* and avar tables). This has many similarities to Type 1 Multiple */
+ /* Masters support. */
+ /* */
+#define TT_CONFIG_OPTION_GX_VAR_SUPPORT
+
+
+ /*************************************************************************/
+ /* */
+ /* Define TT_CONFIG_OPTION_BDF if you want to include support for */
+ /* an embedded `BDF ' table within SFNT-based bitmap formats. */
+ /* */
+#define TT_CONFIG_OPTION_BDF
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** T Y P E 1 D R I V E R C O N F I G U R A T I O N ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* T1_MAX_DICT_DEPTH is the maximal depth of nest dictionaries and */
+ /* arrays in the Type 1 stream (see t1load.c). A minimum of 4 is */
+ /* required. */
+ /* */
+#define T1_MAX_DICT_DEPTH 5
+
+
+ /*************************************************************************/
+ /* */
+ /* T1_MAX_SUBRS_CALLS details the maximum number of nested sub-routine */
+ /* calls during glyph loading. */
+ /* */
+#define T1_MAX_SUBRS_CALLS 16
+
+
+ /*************************************************************************/
+ /* */
+ /* T1_MAX_CHARSTRING_OPERANDS is the charstring stack's capacity. A */
+ /* minimum of 16 is required. */
+ /* */
+ /* The Chinese font MingTiEG-Medium (CNS 11643 character set) needs 256. */
+ /* */
+#define T1_MAX_CHARSTRINGS_OPERANDS 256
+
+
+ /*************************************************************************/
+ /* */
+ /* Define this configuration macro if you want to prevent the */
+ /* compilation of `t1afm', which is in charge of reading Type 1 AFM */
+ /* files into an existing face. Note that if set, the T1 driver will be */
+ /* unable to produce kerning distances. */
+ /* */
+#undef T1_CONFIG_OPTION_NO_AFM
+
+
+ /*************************************************************************/
+ /* */
+ /* Define this configuration macro if you want to prevent the */
+ /* compilation of the Multiple Masters font support in the Type 1 */
+ /* driver. */
+ /* */
+#undef T1_CONFIG_OPTION_NO_MM_SUPPORT
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** A U T O F I T M O D U L E C O N F I G U R A T I O N ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* Compile autofit module with CJK (Chinese, Japanese, Korean) script */
+ /* support. */
+ /* */
+#define AF_CONFIG_OPTION_CJK
+
+ /*************************************************************************/
+ /* */
+ /* Compile autofit module with Indic script support. */
+ /* */
+#define AF_CONFIG_OPTION_INDIC
+
+ /*************************************************************************/
+ /* */
+ /* Compile autofit module with warp hinting. The idea of the warping */
+ /* code is to slightly scale and shift a glyph within a single dimension */
+ /* so that as much of its segments are aligned (more or less) on the */
+ /* grid. To find out the optimal scaling and shifting value, various */
+ /* parameter combinations are tried and scored. */
+ /* */
+ /* This experimental option is only active if the render mode is */
+ /* FT_RENDER_MODE_LIGHT. */
+ /* */
+#define AF_CONFIG_OPTION_USE_WARPER
+
+ /* */
+
+
+ /*
+ * Define this variable if you want to keep the layout of internal
+ * structures that was used prior to FreeType 2.2. This also compiles in
+ * a few obsolete functions to avoid linking problems on typical Unix
+ * distributions.
+ *
+ * For embedded systems or building a new distribution from scratch, it
+ * is recommended to disable the macro since it reduces the library's code
+ * size and activates a few memory-saving optimizations as well.
+ */
+#define FT_CONFIG_OPTION_OLD_INTERNALS
+
+
+ /*
+ * To detect legacy cache-lookup call from a rogue client (<= 2.1.7),
+ * we restrict the number of charmaps in a font. The current API of
+ * FTC_CMapCache_Lookup() takes cmap_index & charcode, but old API
+ * takes charcode only. To determine the passed value is for cmap_index
+ * or charcode, the possible cmap_index is restricted not to exceed
+ * the minimum possible charcode by a rogue client. It is also very
+ * unlikely that a rogue client is interested in Unicode values 0 to 15.
+ *
+ * NOTE: The original threshold was 4 deduced from popular number of
+ * cmap subtables in UCS-4 TrueType fonts, but now it is not
+ * irregular for OpenType fonts to have more than 4 subtables,
+ * because variation selector subtables are available for Apple
+ * and Microsoft platforms.
+ */
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+#define FT_MAX_CHARMAP_CACHEABLE 15
+#endif
+
+
+ /*
+ * This macro is defined if either unpatented or native TrueType
+ * hinting is requested by the definitions above.
+ */
+#ifdef TT_CONFIG_OPTION_BYTECODE_INTERPRETER
+#define TT_USE_BYTECODE_INTERPRETER
+#undef TT_CONFIG_OPTION_UNPATENTED_HINTING
+#elif defined TT_CONFIG_OPTION_UNPATENTED_HINTING
+#define TT_USE_BYTECODE_INTERPRETER
+#endif
+
+FT_END_HEADER
+
+
+#endif /* __FTOPTION_H__ */
+
+
+/* END */
--- /dev/null
+
+CHANGES BETWEEN 2.4.8 and 2.4.9
+
+ I. IMPORTANT BUG FIXES
+
+ - Another round of fixes to better handle invalid fonts. Many of
+ them are vulnerabilities (see CVE-2012-1126 up to CVE-2012-1144
+ and SA48320) so all users should upgrade.
+
+
+ II. MISCELLANEOUS
+
+ - The `ENCODING -1 <n>' format of BDF fonts is now supported.
+
+ - For BDF fonts, support for the whole Unicode encoding range has
+ been added.
+
+ - Better TTF support for x_ppem != y_ppem.
+
+ - `FT_Get_Advances' sometimes returned bogus values.
+
+ - The demo programs no longer recognize and handle default
+ suffixes; you now have to always specify the complete font name.
+
+ - Better rendering and LCD mode cycling added to ftview.
+
+
+======================================================================
+
+CHANGES BETWEEN 2.4.7 and 2.4.8
+
+ I. IMPORTANT BUG FIXES
+
+ - Some vulnerabilities in handling CID-keyed PostScript fonts have
+ been fixed; see CVE-2011-3439.
+
+
+ II. MISCELLANEOUS
+
+ - Chris Liddell contributed a new API, `FT_Get_PS_Font_Value', to
+ retrieve most of the dictionary keys in Type 1 fonts.
+
+
+======================================================================
+
+CHANGES BETWEEN 2.4.6 and 2.4.7
+
+ I. IMPORTANT BUG FIXES
+
+ - Some vulnerabilities in handling Type 1 fonts have been fixed;
+ see CVE-2011-3256.
+
+
+ II. MISCELLANEOUS
+
+ - FreeType now properly handles ZapfDingbats glyph names while
+ constructing a Unicode character map (for fonts which don't have
+ one).
+
+
+======================================================================
+
+CHANGES BETWEEN 2.4.5 and 2.4.6
+
+ I. IMPORTANT BUG FIXES
+
+ - For TrueType based fonts, the ascender and descender values were
+ incorrect sometimes (off by a pixel if the ppem value was not a
+ multiple of 5). Depending on the use you might now experience
+ a different layout; the change should result in better, more
+ consistent line spacing.
+
+ - Fix CVE-2011-0226 which causes a vulnerability while handling
+ Type 1 fonts.
+
+ - BDF fonts containing glyphs with negative values for ENCODING
+ were incorrectly rejected. This bug has been introduced in
+ FreeType version 2.2.0.
+
+ - David Bevan contributed a major revision of the FreeType stroker
+ code:
+
+ . The behaviour of FT_STROKER_LINEJOIN_BEVEL has been corrected.
+
+ . A new line join style, FT_STROKER_LINEJOIN_MITER_FIXED, has
+ been introduced to support PostScript and PDF miter joins.
+
+ . FT_STROKER_LINEJOIN_MITER_VARIABLE has been introduced as an
+ alias for FT_STROKER_LINEJOIN_MITER.
+
+ . Various stroking glitches has been fixed.
+
+
+ II. MISCELLANEOUS
+
+ - SFNT bitmap fonts which contain an outline glyph for `.notdef'
+ only no longer set the FT_FACE_FLAG_SCALABLE flag.
+
+
+======================================================================
+
+CHANGES BETWEEN 2.4.4 and 2.4.5
+
+ I. IMPORTANT BUG FIXES
+
+ - A rendering regression for second-order Bézier curves has been
+ fixed, introduced in 2.4.3.
+
+
+ II. IMPORTANT CHANGES
+
+ - If autohinting is not explicitly disabled, FreeType now uses
+ the autohinter if a TrueType based font doesn't contain native
+ hints.
+
+ - The load flag FT_LOAD_IGNORE_GLOBAL_ADVANCE_WIDTH has been made
+ redundant and is simply ignored; this means that FreeType now
+ ignores the global advance width value in TrueType fonts.
+
+
+ III. MISCELLANEOUS
+
+ - `FT_Sfnt_Table_Info' can now return the number of SFNT tables of
+ a font.
+
+ - Support for PCF files compressed with bzip2 has been contributed
+ by Joel Klinghed. To make this work, the OS must provide a
+ bzip2 library.
+
+ - Bradley Grainger contributed project and solution files in
+ Visual Studio 2010 format.
+
+ - Again some fixes to better handle broken fonts.
+
+ - Some improvements to the B/W rasterizer.
+
+ - Fixes to the cache module to improve robustness.
+
+ - Just Fill Bugs contributed (experimental) code to compute blue
+ zones for CJK Ideographs, improving the alignment of horizontal
+ stems at the top or bottom edges.
+
+ - The `ftgrid' demo program can now display autohinter segments,
+ to be toggled on and off with key `s'.
+
+
+======================================================================
+
+CHANGES BETWEEN 2.4.3 and 2.4.4
+
+ I. IMPORTANT BUG FIXES
+
+ - UVS support (TrueType/OpenType cmap format 14) support is fixed.
+ This regression has been introduced in version 2.4.0.
+
+
+ II. MISCELLANEOUS
+
+ - Detect tricky fonts (e.g. MingLiU) by the lengths and checksums
+ of Type42-persistent subtables (`cvt ', `fpgm', and `prep') when
+ a TrueType font without family name is given. The previous fix,
+ introduced in 2.4.3, was too rigorous, causing many subsetted
+ fonts (mainly from PDF files) displayed badly because FreeType
+ forced rendering with the TrueType bytecode engine instead of
+ the autohinter.
+
+ - Better support for 64bit platforms.
+
+ - More fixes to improve handling of broken fonts.
+
+
+======================================================================
+
+CHANGES BETWEEN 2.4.2 and 2.4.3
+
+ I. IMPORTANT BUG FIXES
+
+ - Fix rendering of certain cubic, S-shaped arcs. This regression
+ has been introduced in version 2.4.0.
+
+
+ II. MISCELLANEOUS
+
+ - To fix the above mentioned rendering issue, a new spline
+ flattening algorithm has been introduced which speeds up both
+ conic and cubic arcs.
+
+ - Handling of broken fonts has been further improved.
+
+
+======================================================================
+
+CHANGES BETWEEN 2.4.1 and 2.4.2
+
+ I. IMPORTANT BUG FIXES
+
+ - A stack overflow in CFF Type2 CharStrings interpreter is fixed.
+
+ - Handling Type 42 font deallocation was broken; additionally, the
+ library is now more robust against malformed Type 42 fonts.
+
+
+ II. MISCELLANEOUS
+
+ - Two new functions, `FT_Reference_Library' (in FT_MODULE_H) and
+ `FT_Reference_Face' (in FT_FREETYPE_H), have been added to
+ simplify life-cycle management. A counter gets initialized to 1
+ at the time an FT_Library (or FT_Face) structure is created.
+ The two new functions increment the respective counter.
+ `FT_Done_Library' and `FT_Done_Face' then only destroy a library
+ or face if the counter is 1, otherwise they simply decrement the
+ counter.
+
+
+======================================================================
+
+CHANGES BETWEEN 2.4.0 and 2.4.1
+
+ I. IMPORTANT CHANGES
+
+ - A serious bug in the CFF font module prevented display of many
+ glyphs in CFF fonts like `MinionPro-Regular.otf'.
+
+
+======================================================================
+
+CHANGES BETWEEN 2.3.12 and 2.4.0
+
+ I. IMPORTANT CHANGES
+
+ - Since May 2010, all patents regarding the TrueType bytecode
+ interpreter have expired worldwide. Consequently, we now define
+ TT_CONFIG_OPTION_BYTECODE_INTERPRETER by default (and undefine
+ TT_CONFIG_OPTION_UNPATENTED_HINTING).
+
+ - A new function `FT_Library_SetLcdFilterWeights' is available to
+ adjust the filter weights set by `FT_Library_SetLcdFilter'.
+
+
+ II. MISCELLANEOUS
+
+ - Thanks to many reports from Robert Święcki, FreeType's stability
+ in handling broken or damaged fonts is much improved.
+
+ - Support for LCD filter control has been added to the demo
+ programs `ftdiff' and `ftview'.
+
+
+======================================================================
+
+CHANGES BETWEEN 2.3.11 and 2.3.12
+
+ I. IMPORTANT CHANGES
+
+ - For `FT_Open_Face', new parameters are available to ignore
+ preferred family names: FT_PARAM_TAG_IGNORE_PREFERRED_FAMILY and
+ FT_PARAM_TAG_IGNORE_PREFERRED_SUBFAMILY.
+
+
+ II. MISCELLANEOUS
+
+ - Support for incremental font loading (controlled with the
+ FT_CONFIG_OPTION_INCREMENTAL macro) is now active by default.
+
+ - Better support for vertical metrics.
+
+ - Various minor bug fixes.
+
+
+======================================================================
+
+CHANGES BETWEEN 2.3.10 and 2.3.11
+
+ I. IMPORTANT BUG FIXES
+
+ - Version 2.3.10 broke PCF support.
+
+
+======================================================================
+
+CHANGES BETWEEN 2.3.10 and 2.3.9
+
+ I. IMPORTANT BUG FIXES
+
+ - If all ASCII digits in a font have the same (unscaled) width,
+ the autohinter respects this and won't change it.
+
+ - TrueType fonts are now rasterized correctly if the horizontal
+ and vertical resolution differ.
+
+ - Type 1 fonts are now handled with increased precision internally
+ to avoid serious rounding issues if non-integral coordinates are
+ encountered.
+
+ - Horizontally condensed CFF fonts (using the font matrix) were
+ rendered incorrectly. This bug has been introduced after
+ release 2.3.5.
+
+
+ II. IMPORTANT CHANGES
+
+ - Support for the SFNT cmap 13 table format (as defined by the new
+ OpenType 1.6 specification) has been added.
+
+ - B/W rasterization of well-hinted TrueType fonts at small sizes
+ has been greatly improved.
+
+ - Calculation of vertical metrics in OpenType fonts has been
+ improved.
+
+
+ III. MISCELLANEOUS
+
+ - It is now possible to change the emboldening factor in the
+ `ftview' demo program with keys `e' and `E'.
+
+ - It is now possible to change the slant value in the `ftview'
+ demo program with keys `s' and `S'.
+
+ - The 5-levels grayscale mode of the `ftraster' module (which
+ FreeType doesn't use by default) was broken since version 2.3.0.
+
+ - Compilation of the `ftgrays' and `ftraster' modules was broken
+ in stand-alone mode.
+
+ - Various fixes for compilation on 64bit and 16bit architectures.
+
+
+======================================================================
+
+CHANGES BETWEEN 2.3.9 and 2.3.8
+
+ I. IMPORTANT BUG FIXES
+
+ - Very unfortunately, FreeType 2.3.8 contained a change that broke
+ its official ABI. The end result is that programs compiled
+ against previous versions of the library, but dynamically linked
+ to 2.3.8 can experience memory corruption if they call the
+ `FT_Get_PS_Font_Info' function.
+
+ We recommend all users to upgrade to 2.3.9 as soon as possible,
+ or to downgrade to a previous release of the library if this is
+ not an option.
+
+ The origin of the bug is that a new field was added to the
+ publicly defined `PS_FontInfoRec' structure. Unfortunately,
+ objects of this type can be stack or heap allocated by callers
+ of `FT_Get_PS_Font_Info', resulting in a memory buffer
+ overwrite with its implementation in 2.3.8.
+
+ If you want to know whether your code is vulnerable to this
+ issue, simply search for the substrings `PS_FontInfo' and
+ `PS_Font_Info' in your source code. If none is found, your code
+ is safe and is not affected.
+
+ The FreeType team apologizes for the problem.
+
+ - The POSIX support of MacOS resource-fork fonts (Suitcase fonts
+ and LaserWriter Type1 PostScript fonts) was broken in 2.3.8. If
+ FreeType2 is built without Carbon framework, these fonts are not
+ handled correctly. Version 2.3.7 didn't have this bug.
+
+ - `FT_Get_Advance' (and `FT_Get_Advances') returned bad values for
+ almost all font formats except TrueType fonts.
+
+ - Fix a bug in the SFNT kerning table loader/parser which could
+ crash the engine if certain malformed tables were encountered.
+
+ - Composite SFNT bitmaps are now handled correctly.
+
+
+ II. IMPORTANT CHANGES
+
+ - The new functions `FT_Get_CID_Is_Internally_CID_keyed' and
+ `FT_Get_CID_From_Glyph_Index' can be used to access CID-keyed
+ CFF fonts via CID values. This code has been contributed by
+ Michael Toftdal.
+
+
+ III. MISCELLANEOUS
+
+ - `FT_Outline_Get_InsideBorder' returns FT_STROKER_BORDER_RIGHT
+ for empty outlines. This was incorrectly documented.
+
+ - The `ftview' demo program now supports UTF-8 encoded strings.
+
+
+======================================================================
+
+CHANGES BETWEEN 2.3.8 and 2.3.7
+
+ I. IMPORTANT BUG FIXES
+
+ - CID-keyed fonts in an SFNT wrapper were not handled correctly.
+
+ - The smooth renderer produced truncated images (on the right) for
+ outline parts with negative horizontal values. Most fonts don't
+ contain outlines left to the y coordinate axis, but the effect
+ was very noticeable for outlines processed with FT_Glyph_Stroke,
+ using thick strokes.
+
+ - `FT_Get_TrueType_Engine_Type' returned a wrong value if both
+ configuration macros TT_CONFIG_OPTION_BYTECODE_INTERPRETER and
+ TT_CONFIG_OPTION_UNPATENTED_HINTING were defined.
+
+ - The `face_index' field in the `FT_Face' structure wasn't
+ initialized properly after calling FT_Open_Face and friends with
+ a positive face index for CFFs, WinFNTs, and, most importantly,
+ for TrueType Collections (TTCs).
+
+
+ II. IMPORTANT CHANGES
+
+ - Rudimentary support for Type 1 fonts and CID-keyed Type 1 fonts
+ in an SFNT wrapper has been added -- such fonts are used on the
+ Mac. The core SFNT tables `TYP1' and `CID ' are passed to the
+ PS Type 1 and CID-keyed PS font drivers; other tables (`ALMX',
+ `BBOX', etc.) are not supported yet.
+
+ - A new interface to extract advance values of glyphs without
+ loading their outlines has been added. The functions are called
+ `FT_Get_Advance' and `FT_Get_Advances'; they are defined in file
+ `ftadvanc.h' (to be accessed as FT_ADVANCES_H).
+
+ - A new function `FT_Get_FSType_Flags' (in FT_FREETYPE_H) has been
+ contributed by David Bevan to access the embedding and
+ subsetting restriction information of fonts.
+
+
+ III. MISCELLANEOUS
+
+ - FT_MulFix is now an inlined function; by default, assembler code
+ is provided for x86 and ARM. See FT_CONFIG_OPTION_INLINE_MULFIX
+ and FT_CONFIG_OPTION_NO_ASSEMBLER (in ftoption.h) for more.
+
+ - The handling of `tricky' fonts (this is, fonts which don't work
+ with the autohinter, needing the font format's hinting engine)
+ has been generalized and changed slightly:
+
+ . A new face flag FT_FACE_FLAG_TRICKY indicates that the font
+ format's hinting engine is necessary for correct rendering.
+ The macro FT_IS_TRICKY can be used to check this flag.
+
+ . FT_LOAD_NO_HINTING is now ignored for tricky fonts. To really
+ force raw loading of such fonts (without hinting), both
+ FT_LOAD_NO_HINTING and FT_LOAD_NO_AUTOHINT must be used --
+ this is something which you probably never want to do.
+
+ . Tricky TrueType fonts always use the bytecode interpreter,
+ either the patented or unpatented version.
+
+ - The function `FT_GlyphSlot_Own_Bitmap' has been moved from
+ FT_SYNTHESIS_H to FT_BITMAP_H; it is now part of the `official'
+ API. (The functions in FT_SYNTHESIS_H are still subject to
+ change, however.)
+
+ - In the `ftdiff' demo program you can now toggle the use of
+ FT_LOAD_IGNORE_GLOBAL_ADVANCE_WIDTH with key `a'.
+
+
+======================================================================
+
+CHANGES BETWEEN 2.3.7 and 2.3.6
+
+ I. IMPORTANT BUG FIXES
+
+ - If the library was compiled on an i386 platform using gcc, and
+ compiler option -O3 was given, `FT_MulFix' sometimes returned
+ incorrect results which could have caused problems with
+ `FT_Request_Metrics' and `FT_Select_Metrics', returning an
+ incorrect descender size.
+
+ - Pure CFFs without subfonts were scaled incorrectly if the font
+ matrix was non-standard. This bug has been introduced in
+ version 2.3.6.
+
+ - The `style_name' field in the `FT_FaceRec' structure often
+ contained a wrong value for Type 1 fonts. This misbehaviour
+ has been introduced in version 2.3.6 while trying to fix
+ another problem. [Note, however, that this value is
+ informative only since the used algorithm to extract it is
+ very simplistic.]
+
+
+ II. IMPORTANT CHANGES
+
+ - Two new macros, FT_OUTLINE_SMART_DROPOUTS and
+ FT_OUTLINE_EXCLUDE_STUBS, have been introduced. Together with
+ FT_OUTLINE_IGNORE_DROPOUTS (which was ignored previously) it is
+ now possible to control the dropout mode of the `raster' module
+ (for B&W rasterization), using the `flags' field in the
+ `FT_Outline' structure.
+
+ - The TrueType bytecode interpreter now passes the dropout mode to
+ the B&W rasterizer. This greatly increases the output for small
+ ppem values of many fonts like `pala.ttf'.
+
+
+======================================================================
+
+CHANGES BETWEEN 2.3.6 and 2.3.5
+
+ I. IMPORTANT BUG FIXES
+
+ - A bunch of potential security problems have been found. All
+ users should update.
+
+ - Microsoft Unicode cmaps in TrueType fonts are now always
+ preferred over Apple cmaps. This is not a bug per se, but there
+ exist some buggy fonts created for MS which have broken Apple
+ cmaps. This affects only the automatic selection of FreeType;
+ it's always possible to manually select an Apple Unicode cmap if
+ desired.
+
+ - Many bug fixes to the TrueType bytecode interpreter.
+
+ - Improved Mac support.
+
+ - Subsetted CID-keyed CFFs are now supported correctly.
+
+ - CID-keyed CFFs with subfonts which are scaled in a non-standard
+ way are now handled correctly.
+
+ - A call to FT_Open_Face with `face_index' < 0 crashed FreeType if
+ the font was a Windows (bitmap) FNT/FON.
+
+
+ II. IMPORTANT CHANGES
+
+ - The new function `FT_Get_CID_Registry_Ordering_Supplement' gives
+ access to those fields in a CID-keyed font. The code has been
+ contributed by Derek Clegg.
+
+ - George Williams contributed code to validate the new `MATH'
+ OpenType table (within the `otvalid' module). The `ftvalid'
+ demo program has been extended accordingly.
+
+ - An API for cmap 14 support (for Unicode Variant Selectors, UVS)
+ has been contributed by George Williams.
+
+ - A new face flag FT_FACE_FLAG_CID_KEYED has been added, together
+ with a macro FT_IS_CID_KEYED which evaluates to 1 if the font is
+ CID-keyed.
+
+
+ III. MISCELLANEOUS
+
+ - Build support for symbian has been contributed.
+
+ - Better WGL4 glyph name support, contributed by Sergey Tolstov.
+
+ - Debugging output of the various FT_TRACEX macros is now sent to
+ stderr.
+
+ - The `ftview' demo program now provides artificial slanting too.
+
+ - The `ftvalid' demo program has a new option `-f' to select the
+ font index.
+
+
+======================================================================
+
+CHANGES BETWEEN 2.3.5 and 2.3.4
+
+ I. IMPORTANT BUG FIXES
+
+ - Some subglyphs in TrueType fonts were handled incorrectly due to
+ a missing graphics state reinitialization.
+
+ - Large .Z files (as distributed with some X11 packages) weren't
+ handled correctly, making FreeType increase the heap stack in an
+ endless loop.
+
+ - A large number of bugs have been fixed to avoid crashes and
+ endless loops with invalid fonts.
+
+
+ II. IMPORTANT CHANGES
+
+ - The two new cache functions `FTC_ImageCache_LookupScaler' and
+ `FTC_SBit_Cache_LookupScaler' have been added to allow lookup of
+ glyphs using an `FTC_Scaler' object; this makes it possible to
+ use fractional pixel sizes in the cache. The demo programs have
+ been updated accordingly to use this feature.
+
+ - A new API `FT_Get_CMap_Format' has been added to get the cmap
+ format of a TrueType font. This is useful in handling PDF
+ files. The code has been contributed by Derek Clegg.
+
+ - The auto-hinter now produces better output by default for
+ non-Latin scripts like Indic. This was done by using the CJK
+ hinting module as the default instead of the Latin one. Thanks
+ to Rahul Bhalerao for this suggestion.
+
+ - A new API `FT_Face_CheckTrueTypePatents' has been added to find
+ out whether a given TrueType font uses patented bytecode
+ instructions. The `ft2demos' bundle contains a new program
+ called `ftpatchk' which demonstrates its usage.
+
+ - A new API `FT_Face_SetUnpatentedHinting' has been added to
+ enable or disable the unpatented hinter.
+
+ - Support for Windows FON files in PE format has been contributed
+ by Dmitry Timoshkov.
+
+
+ III. MISCELLANEOUS
+
+ - Vincent Richomme contributed Visual C++ project files for Pocket
+ PCs.
+
+
+======================================================================
+
+CHANGES BETWEEN 2.3.4 and 2.3.3
+
+ I. IMPORTANT BUG FIXES
+
+ - A serious bug in the handling of bitmap fonts (and bitmap
+ strikes of outline fonts) has been introduced in 2.3.3.
+
+
+======================================================================
+
+CHANGES BETWEEN 2.3.3 and 2.3.2
+
+ I. IMPORTANT BUG FIXES
+
+ - Remove a serious regression in the TrueType bytecode interpreter
+ that was introduced in version 2.3.2. Note that this does not
+ disable the improvements introduced to the interpreter in
+ version 2.3.2, only some ill cases that occurred with certain
+ fonts (though a few popular ones).
+
+ - The auto-hinter now ignores single-point contours for computing
+ blue zones. This bug created `wavy' baselines when rendering
+ text with various fonts that use these contours to model
+ mark-attach points (these are points that are never rasterized
+ and are placed outside of the glyph's real outline).
+
+ - The `rsb_delta' and `lsb_delta' glyph slot fields are now set to
+ zero for mono-spaced fonts. Otherwise code that uses them would
+ essentially ruin the fixed-advance property.
+
+ - Fix CVE-2007-1351 which can cause an integer overflow while
+ parsing BDF fonts, leading to a potentially exploitable heap
+ overflow condition.
+
+
+ II. MISCELLANEOUS
+
+ - Fixed compilation issues on some 64-bit platforms (see ChangeLog
+ for details).
+
+ - A new demo program `ftdiff' has been added to compare TrueType
+ hinting, FreeType's auto hinting, and rendering without hinting
+ in three columns.
+
+
+======================================================================
+
+CHANGES BETWEEN 2.3.2 and 2.3.1
+
+ I. IMPORTANT BUG FIXES
+
+ - FreeType returned incorrect kerning information from TrueType
+ fonts when the bytecode interpreter was enabled. This happened
+ due to a typo introduced in version 2.3.0.
+
+ - Negative kerning values from PFM files are now reported
+ correctly (they were read as 16-bit unsigned values from the
+ file).
+
+ - Fixed a small memory leak when `FT_Init_FreeType' failed for
+ some reason.
+
+ - The Postscript hinter placed and sized very thin and ghost stems
+ incorrectly.
+
+ - The TrueType bytecode interpreter has been fixed to get rid of
+ most of the rare differences seen in comparison to the Windows
+ font loader.
+
+
+ II. IMPORTANT CHANGES
+
+ - The auto-hinter now better deals with serifs and corner cases
+ (e.g., glyph '9' in Arial at 9pt, 96dpi). It also improves
+ spacing adjustments and doesn't change widths for non-spacing
+ glyphs.
+
+ - Many Mac-specific functions are deprecated (but still
+ available); modern replacements have been provided for them.
+ See the documentation in file `ftmac.h'.
+
+
+======================================================================
+
+CHANGES BETWEEN 2.3.1 and 2.3.0
+
+ I. IMPORTANT BUG FIXES
+
+ - The TrueType interpreter sometimes returned incorrect horizontal
+ metrics due to a bug in the handling of the SHZ instruction.
+
+ - A typo in a security check introduced after version 2.2.1
+ prevented FreeType to render some glyphs in CFF fonts.
+
+
+======================================================================
+
+CHANGES BETWEEN 2.3.0 and 2.2.1
+
+ I. IMPORTANT BUG FIXES
+
+ - The PCF font loader is now much more robust while loading
+ malformed font files.
+
+ - Various memory leaks have been found and fixed.
+
+ - The TrueType name loader now deals properly with some fonts that
+ encode their names in UTF-16 (the specification was vague, and
+ the code incorrectly assumed UCS-4).
+
+ - Fixed the TrueType bytecode loader to deal properly with subtle
+ monochrome/gray issues when scaling the CVT. Some fonts
+ exhibited bad rendering artifacts otherwise.
+
+ - `FT_GlyphSlot_Embolden' now supports vertical layouts correctly
+ (it mangled the vertical advance height).
+
+ - Fixed byte endian issues of `ftmac.c' to support Mac OS X on
+ i386.
+
+ - The PFR font loader no longer erroneously tags font files
+ without any outlines as FT_FACE_FLAG_SCALABLE.
+
+
+ II. NEW API FUNCTIONS
+
+ - `FT_Library_SetLcdFilter' allows you to select a special filter
+ to be applied to the bitmaps generated by `FT_Render_Glyph' if
+ one of the FT_RENDER_MODE_LCD and FT_RENDER_MODE_LCD_V modes has
+ been selected. This filter is used to reduce color fringes;
+ several settings are available through the FT_LCD_FILTER_XXX
+ enumeration.
+
+ Its declaration and documentation can be found in file
+ `include/freetype/ftlcdfil.h' (to be accessed with macro
+ FT_LCD_FILTER_H).
+
+ *IMPORTANT*: This function returns an error
+ (FT_Err_Unimplemented_Feature) in default builds of the library
+ for patent reasons. See below.
+
+ - `FT_Get_Gasp' allows you to query the flags of the TrueType
+ `gasp' table for a given character pixel size. This is useful
+ to duplicate the text rendering of MS Windows when the native
+ bytecode interpreter is enabled (which isn't the default for
+ other patent reasons).
+
+ Its declaration and documentation can be found in file
+ `include/freetype/ftgasp.h' (to be accessed with macro
+ FT_GASP_H).
+
+
+ III. IMPORTANT CHANGES
+
+ - The auto-hinter has been tuned a lot to improve its results with
+ serif fonts, resulting in much better font rendering of many web
+ pages.
+
+ - The unpatented hinter is now part of the default build of the
+ library; we have added code to automatically support `tricky'
+ fonts that need it.
+
+ This means that FreeType should `just work' with certain Asian
+ fonts, like MingLiU, which cannot properly be loaded without a
+ bytecode interpreter, but which fortunately do not use any of
+ the patented bytecode opcodes. We detect these fonts by name,
+ so please report any font file that doesn't seem to work with
+ FreeType, and we shall do what we can to support it in a next
+ release.
+
+ Note that the API hasn't changed, so you can still force
+ unpatented hinting with a special parameter to `FT_Open_Face' as
+ well. This might be useful in same cases; for example, a PDF
+ reader might present a user option to activate it to deal with
+ certain `tricky' embedded fonts which cannot be clearly
+ identified.
+
+ If you are a developer for embedded systems, you might want to
+ *disable* the feature to save code space by undefining
+ TT_CONFIG_OPTION_UNPATENTED_HINTING in file `ftoption.h'.
+
+ - LCD-optimized rendering is now *disabled* in all default builds
+ of the library, mainly due to patent issues. For more
+ information see:
+
+ http://lists.gnu.org/archive/html/freetype/2006-09/msg00064.html
+
+ A new configuration macro FT_CONFIG_OPTION_SUBPIXEL_RENDERING
+ has been introduced in `ftoption.h'; manually define it in this
+ file if you want to re-enable the feature.
+
+ The change only affects the implementation, not the FreeType
+ API. This means that clients don't need to be modified, because
+ the library still generates LCD decimated bitmaps, but with the
+ added constraint that R=G=B on each triplet.
+
+ The displayed result should be equal to normal anti-aliased
+ rendering.
+
+ Additionally, if FT_CONFIG_OPTION_SUBPIXEL_RENDERING is not
+ defined, the new `FT_Library_SetLcdFilter' function returns the
+ FT_Err_Unimplemented_Feature error code.
+
+ - Some computation bugs in the TrueType bytecode interpreter were
+ found, which allow us to get rid of very subtle and rare
+ differences we had experienced with the Windows renderer.
+
+ - It is now possible to cross-compile the library easily. See the
+ file `docs/INSTALL.CROSS' for details.
+
+ - The file `src/base/ftmac.c' now contains code for Mac OS X only;
+ its deprecated function `FT_GetFile_From_Mac_Font_Name' always
+ returns an error even if the QuickDraw framework is available.
+ The previous version has been moved to `builds/mac/ftmac.c'.
+
+ Selecting configure option `--with-quickdraw-carbon' makes the
+ build process use the original `ftmac.c' file instead of the Mac
+ OS X-only version.
+
+
+ IV. MISCELLANEOUS
+
+ - Various performance and memory footprint optimizations have been
+ performed on the TrueType and CFF font loaders, sometimes with
+ very drastic benefits (e.g., the TrueType loader is now about
+ 25% faster; FreeType should use less heap memory under nearly
+ all conditions).
+
+ - The anti-aliased rasterizer has been optimized and is now 15% to
+ 25% percent faster than in previous versions, depending on
+ content.
+
+ - The Type 1 loader has been improved; as an example, it now skips
+ top-level dictionaries properly.
+
+ - Better support for Mac fonts on POSIX systems, plus compilation
+ fixes for Mac OS X on ppc64 where `ftmac.c' cannot be built.
+
+ - Configuration without `--with-old-mac-fonts' does not include
+ `ftmac.c' (this was the behaviour in FreeType version 2.1.10).
+
+ - The TrueTypeGX validator (gxvalid) checks the order of glyph IDs
+ in the kern table.
+
+
+======================================================================
+
+CHANGES BETWEEN 2.2.1 and 2.2
+
+ I. IMPORTANT BUG FIXES
+
+ - Various integer overflows have been fixed.
+
+ - PFB fonts with MacOS resource fork weren't handled correctly on
+ non-MacOS platforms.
+
+
+======================================================================
+
+CHANGES BETWEEN 2.2 and 2.1.10
+
+(not released officially)
+
+ I. IMPORTANT BUG FIXES
+
+ - Vertical metrics for SFNT fonts were incorrect sometimes.
+
+ - The FT_HAS_KERNING macro always returned 0.
+
+ - CFF OpenType fonts didn't return correct vertical metrics for
+ glyphs with outlines.
+
+ - If FreeType was compiled without hinters, all font formats based
+ on PS outlines weren't scaled correctly.
+
+
+ II. IMPORTANT CHANGES
+
+ - Version 2.2 no longer exposes its internals, this is, the header
+ files located in the `include/freetype/internal' directory of
+ the source package are not copied anymore by the `make install'
+ command. Consequently, a number of rogue clients which directly
+ access FreeType's internal functions and structures won't
+ compile without modification.
+
+ We provide patches for most of those rogue clients. See the
+ following page for more information:
+
+ http://www.freetype.org/freetype2/patches/rogue-patches.html
+
+ Note that, as a convenience to our Unix desktop users, version
+ 2.2 is *binary* compatible with FreeType 2.1.7, which means that
+ installing this release on an existing distribution shall not
+ break any working desktop.
+
+ - FreeType's build mechanism has been redesigned. With GNU make
+ it is now sufficient in most cases to edit two files:
+ `modules.cfg', to select the library components, and the
+ configuration file `include/freetype/config/ftoption.h' (which
+ can be copied to the objects directory). Removing unused module
+ directories to prevent its compilation and editing
+ `include/freetype/config/ftmodule.h' is no longer necessary.
+
+ - The LIGHT hinting algorithm produces more pleasant results.
+ Also, using the FT_LOAD_TARGET_LIGHT flags within FT_Load_Glyph
+ always forces auto-hinting, as a special exception. This allows
+ you to experiment with it even if you have enabled the TrueType
+ bytecode interpreter in your build.
+
+ - The auto hinter now employs a new algorithm for CJK fonts, based
+ on Akito Hirai's patch. Note that this only works for fonts
+ with a Unicode charmap at the moment.
+
+ - The following callback function types have changed slightly (by
+ adding the `const' keyword where appropriate):
+
+ FT_Outline_MoveToFunc
+ FT_Outline_LineToFunc
+ FT_Outline_ConicToFunc
+ FT_Outline_CubicToFunc
+ FT_SpanFunc
+ FT_Raster_RenderFunc
+
+ FT_Glyph_TransformFunc
+ FT_Renderer_RenderFunc
+ FT_Renderer_TransformFunc
+
+ Note that this doesn't affect binary backward compatibility.
+
+ - On MacOS, new APIs have been added as replacements for legacy
+ APIs: `FT_New_Face_From_FSRef' for `FT_New_Face_From_FSSpec',
+ and `FT_GetFile_From_Mac_ATS_Name' for
+ `FT_GetFile_From_Mac_Name'. Legacy APIs are still available, if
+ FreeType is built without disabling them.
+
+ - A new API `FT_Select_Size' has been added to select a bitmap
+ strike by its index. Code using other functions to select
+ bitmap strikes should be updated to use this function.
+
+ - A new API `FT_Get_SubGlyph_Info' has been added to retrieve
+ subglyph data. This can be used by rogue clients which used to
+ access the internal headers to get the corresponding data.
+
+ - In 2.1.10, the behaviour of `FT_Set_Pixel_Sizes' was changed for
+ BDF/PCF fonts, and only for them. This causes inconsistency.
+ In this release, we undo the change. The intent of the change
+ in 2.1.10 is to allow size selection through real dimensions,
+ which can now be done through `FT_Request_Size'.
+
+ - Some security issues were discovered and fixed in the CFF and
+ Type 1 loader, causing crashes of FreeType by malformed font
+ files.
+
+
+ III. MISCELLANEOUS
+
+ - The documentation for FT_LOAD_TARGET_XXX and FT_RENDER_MODE_XXX
+ values now better reflects its usage and differences: One set is
+ used to specify the hinting algorithm, the other to specify the
+ pixel rendering mode.
+
+ - `FT_New_Face' and `FT_New_Face_From_FSSpec' in ftmac.c have been
+ changed to count supported scalable faces (sfnt, LWFN) only, and
+ to return the number of available faces via face->num_faces.
+ Unsupported bitmap faces (fbit, NFNT) are ignored.
+
+ - builds/unix/configure has been improved for MacOS X. It now
+ automatically checks available functions in Carbon library, and
+ prepare to use newest functions by default. Options to specify
+ the dependencies of each Carbon APIs (FSSpec, FSRef, old/new
+ QuickDraw, ATS) are available too. By manual disabling of all
+ QuickDraw functionality, FreeType can be built without
+ `deprecated function' warnings on MacOS 10.4.x, but
+ FT_GetFile_Mac_Name in ftmac.c then is changed to a dummy
+ function, and returns an `unimplemented' error. For details see
+ builds/mac/README.
+
+ - SFNT cmap handling has been improved, mainly to run much faster
+ with CJK fonts.
+
+ - A new function `FT_Get_TrueType_Engine_Type (declared in
+ `FT_MODULE_H') is provided to determine the status of the
+ TrueType bytecode interpreter compiled into the library
+ (patented, unpatented, unimplemented).
+
+ - Vertical metrics of glyphs are synthesized if the font does not
+ provide such information. You can tell whether the metrics are
+ synthesized or not by checking the FT_FACE_FLAG_VERTICAL flag of
+ the face.
+
+ - The demo programs `ftview' and `ftstring' have been rewritten
+ for better readability. `ftview' has a new switch `-p' to test
+ FT_New_Memory_Face (instead of FT_New_Face).
+
+ - FreeType now honours bit 1 in the `head' table of TrueType fonts
+ (meaning `left sidebearing point at x=0'). This helps with some
+ buggy fonts.
+
+ - Rudimentary support for Adobe's new `SING Glyphlet' format. See
+
+ http://www.adobe.com/products/indesign/sing_gaiji.html
+
+ for more information.
+
+ - The `ftdump' program from the `ft2demos' bundle now shows some
+ information about charmaps. It also supports a new switch `-v'
+ to increase verbosity.
+
+ - Better AFM support. This includes track kerning support.
+
+
+======================================================================
+
+CHANGES BETWEEN 2.1.10 and 2.1.9
+
+ I. IMPORTANT BUG FIXES
+
+ - The size comparison for BDF and PCF files could fail sometimes.
+
+ - Some CFF files were still not loaded correctly. Patch from
+ Derek Noonburg.
+
+ - The stroker still had some serious bugs.
+
+ - Boris Letocha fixed a bug in the TrueType interpreter: The
+ NPUSHW instruction wasn't skipped correctly in IF clauses. Some
+ fonts like `Helvetica 75 Bold' failed.
+
+ - Another serious bug in handling TrueType hints caused many
+ distortions. It has been introduced in version 2.1.8, and it is
+ highly recommended to upgrade.
+
+ - FreeType didn't properly parse empty Type 1 glyphs.
+
+ - An unbound dynamic buffer growth was fixed in the PFR loader.
+
+ - Several bugs have been fixed in the cache sub-system.
+
+ - FreeType behaved incorrectly when resizing two distinct but very
+ close character pixel sizes through `FT_Set_Char_Size' (Savannah
+ bug #12263).
+
+ - The auto-hinter didn't work properly for fonts without a Unicode
+ charmap -- it even refused to load the glyphs.
+
+
+ II. IMPORTANT CHANGES
+
+ - Many fixes have been applied to drastically reduce the amount of
+ heap memory used by FreeType, especially when using
+ memory-mapped font files (which is the default on Unix systems
+ which support them).
+
+ - The auto-hinter has been replaced with a new module, called the
+ `auto-fitter'. It consumes less memory than its predecessor,
+ and it is prepared to support non-latin scripts better in next
+ releases.
+
+ - George Williams contributed code to read kerning data from PFM
+ files.
+
+ - FreeType now uses the TT_NAME_ID_PREFERRED_FAMILY and
+ TT_NAME_ID_PREFERRED_SUBFAMILY strings (if available) for
+ setting family and style in SFNT fonts (patch from Kornfeld
+ Eliyahu Peter).
+
+ - A new API `FT_Sfnt_Table_Info' (in FT_TRUETYPE_TABLES_H) has
+ been added to retrieve name and size information of SFNT tables.
+
+ - A new API `FT_OpenType_Validate' (in FT_OPENTYPE_VALIDATE_H) has
+ been added to validate OpenType tables (BASE, GDEF, GPOS, GSUB,
+ JSTF). After validation it is no longer necessary to check
+ for errors in those tables while accessing them.
+
+ Note that this module might be moved to another library in the
+ future to avoid a tight dependency between FreeType and the
+ OpenType specification.
+
+ - A new API in FT_BITMAP_H (`FT_Bitmap_New', `FT_Bitmap_Convert',
+ `FT_Bitmap_Copy', `FT_Bitmap_Embolden', `FT_Bitmap_Done') has
+ been added. Its use is to convert an FT_Bitmap structure in
+ 1bpp, 2bpp, 4bpp, or 8bpp format into another 8bpp FT_Bitmap,
+ probably using a different pitch, and to further manipulate it.
+
+ - A new API `FT_Outline_Embolden' (in FT_OUTLINE_H) gives finer
+ control how outlines are embolded.
+
+ - `FT_GlyphSlot_Embolden' (in FT_SYNTHESIS_H) now handles bitmaps
+ also (code contributed by Chia I Wu). Note that this function
+ is still experimental and may be replaced with a better API.
+
+ - The method how BDF and PCF bitmap fonts are accessed has been
+ refined. Formerly, FT_Set_Pixel_Sizes and FT_Set_Char_Size
+ were synonyms in FreeType's BDF and PCF interface. This has
+ changed now. FT_Set_Pixel_Sizes should be used to select the
+ actual font dimensions (the `strike', which is the sum of the
+ `FONT_ASCENT' and `FONT_DESCENT' properties), while
+ FT_Set_Char_Size selects the `nominal' size (the `PIXELSIZE'
+ property). In both functions, the width parameter is ignored.
+
+
+ III. MISCELLANEOUS
+
+ - The BDF driver no longer converts all returned bitmaps with a
+ depth of 2bpp or 4bpp to a depth of 8bpp. The documentation has
+ not mentioned this explicitly, but implementors might have
+ relied on this after looking into the source files.
+
+ - A new option `--ftversion' has been added to freetype-config to
+ return the FreeType version.
+
+ - The memory debugger has been updated to dump allocation
+ statistics on all allocation sources in the library. This is
+ useful to spot greedy allocations when loading and processing
+ fonts.
+
+ - We removed a huge array of constant pointers to constant strings
+ in the `psnames' module. The problem was that compilations in
+ PIC mode (i.e., when generating a Unix shared object/dll) put
+ the array into the non-shared writable section of the library
+ since absolute pointers are not relocatable by nature.
+
+ This reduces the memory consumption by approximately 16KByte per
+ process linked to FreeType. We now also store the array in a
+ compressed form (as a trie) which saves about 20KByte of code as
+ well.
+
+ - Kirill Smelkov provided patches to make src/raster/ftraster.c
+ compile stand-alone again.
+
+
+======================================================================
+
+CHANGES BETWEEN 2.1.9 and 2.1.8
+
+ I. IMPORTANT BUG FIXES
+
+ - The function `FT_Get_CharMap_Index' was only declared, without
+ any real code. For consistency, it has been renamed to
+ `FT_Get_Charmap_Index'. (This function is needed to implement
+ cmap caches.)
+
+ - `FT_Outline_Get_BBox' sometimes returned incorrect values for
+ conic outlines (e.g., for TrueType fonts).
+
+ - Handling of `bhed' table has been fixed.
+
+ - The TrueType driver with enabled byte code interpreter sometimes
+ returned artifacts due to incorrect rounding. This bug has been
+ introduced after version 2.1.4.
+
+ - The BDF driver dropped the last glyph in the font.
+
+ - The BDF driver now uses the DEFAULT_CHAR property (if available)
+ to select a glyph shape for the undefined glyph.
+
+ - The stroker failed for closed outlines and single points.
+
+
+ II. IMPORTANT CHANGES
+
+ - George Williams contributed code to handle Apple's font
+ distortion technology found in GX fonts (`avar', `cvar', `fvar',
+ and `gvar' tables; the Multiple Masters API has been slightly
+ extended to cope with the new functionality).
+
+ - The `FT_GlyphSlotRec' structure has been extended: The elements
+ `lsb_delta' and `rsb_delta' give the difference between hinted
+ and unhinted left and right side bearings if autohinting is
+ active. Using those values can improve the inter-letter spacing
+ considerably. See the documentation of `FT_GlyphSlotRec' and
+ the `ftstring' demo program how to use it.
+
+ - Loading TrueType and Type 1 fonts has been made much faster.
+
+ - The stroker is no longer experimental (but the cache subsystem
+ still is).
+
+
+ III. MISCELLANEOUS
+
+ - A new documentation file `formats.txt' describes various font
+ formats supported (and not supported) by FreeType.
+
+
+======================================================================
+
+CHANGES BETWEEN 2.1.8 and 2.1.7
+
+ I. IMPORTANT BUG FIXES
+
+ - The native TrueType hinter contained some bugs which prevented
+ some fonts to be rendered correctly, most notably Legendum.otf.
+
+ - The PostScript hinter now produces improved results.
+
+ - The linear advance width and height values were incorrectly
+ rounded, making them virtually unusable if not loaded with
+ FT_LOAD_LINEAR_DESIGN.
+
+ - Indexing CID-keyed CFF fonts is now working: The glyph index is
+ correctly treated as a CID, similar to FreeType's CID driver
+ module. Note that CID CMap support is still missing.
+
+ - The FT_FACE_FLAGS_GLYPH_NAMES flag is now set correctly for all
+ font formats.
+
+ - Some subsetted Type 1 fonts weren't parsed correctly. This bug
+ has been introduced in 2.1.7. In summary, the Type 1 parser has
+ become more robust.
+
+ - Non-decimal numbers weren't parsed correctly in PS fonts.
+
+ - The WinFNT driver now correctly reports FT_ENCODING_NONE for all
+ but one encoding. Use the new FT_WinFNT_ID_XXX values together
+ with `FT_Get_WinFNT_Header' to get the WinFNT charset ID.
+
+ - The descender metrics (face->size->metrics.descender) for WinFNT
+ bitmap fonts had the wrong sign.
+
+ - The (emulated) `seac' support for CFF fonts was broken.
+
+ - The `flex' operator didn't work for CFF fonts.
+
+ - PS glyphs which use the `hintmask' operator haven't been
+ rendered correctly in some cases.
+
+ - Metrics for BDF and PCF bitmap font formats have been fixed.
+
+ - Autohinting is now disabled for glyphs which are vertically
+ distorted or mirrored (using a transformation matrix). This
+ fixes a bug which produced zero-height glyphs.
+
+ - The `freetype-config' script now handles --prefix and
+ --exec-prefix correctly; it also returns the proper --rpath (or
+ -R) value if FreeType has been built as a shared library.
+
+
+ II. IMPORTANT CHANGES
+
+ - Both PCF and BDF drivers now handle the SETWIDTH_NAME and
+ ADD_STYLE_NAME properties. Values are appended to
+ face->style_name; example: `Bold SemiCondensed'.
+
+ - The PCF driver now handles bitmap fonts compressed with the LZW
+ algorithm (extension .pcf.Z, compressed with `compress').
+
+ - A new API function `FT_Get_CMap_Language_ID' (declared in
+ `tttables.h') is available to get the language ID of a
+ TrueType/SFNT cmap.
+
+ - The hexadecimal format of data after the `StartData' command in
+ CID-keyed Type 1 fonts is now supported. While this can't occur
+ in file-based fonts, it can happen in document-embedded
+ resources of PostScript documents.
+
+ - Embedded bitmaps in SFNT-based CFF fonts are now supported.
+
+ - A simple API is now available to control FreeType's tracing
+ mechanism if compiled with FT_DEBUG_LEVEL_TRACE. See the file
+ `ftdebug.h' for more details.
+
+ - YAMATO Masatake contributed improved handling of MacOS resource
+ forks on non-MacOS platforms (for example, Linux can mount MacOS
+ file systems).
+
+ - Support for MacOS has been improved; there is now a new function
+ `FT_New_Face_From_FSSpec' similar to `FT_New_Face' except that
+ it accepts an FSSpec instead of a path.
+
+ - The cache sub-system has been rewritten.
+
+ - There is now support for deinstallation of faces.
+
+ - A new API function `FTC_Manager_RemoveFaceID' has been added
+ to delete all `idle' nodes that correspond to a given
+ FTC_FaceID. All `locked' nodes (i.e., those with a reference
+ count > 0), will be modified to prevent them from appearing in
+ further lookups (they will be cleaned normally when their
+ reference count reaches 0).
+
+ - There is now support for point scaling (i.e., providing
+ character sizes in points + dpis, instead of pixels).
+
+ - Three abstract cache classes are now available:
+
+ FTC_GCache: Used to store one glyph item per cache node,
+ with the ability to group common attributes into
+ `families'. This replaces the old
+ FTC_GlyphCache class.
+
+ FTC_ICache: Used to store one FT_Glyph per cache node. This
+ extends FTC_GCache. Family definition, family
+ comparison, and glyph loading are however left
+ to sub-classes.
+
+ FTC_SCache: Used to store up to 16 small bitmaps per cache
+ node. This extends FTC_GCache. Family
+ definition, family comparison and glyph loading
+ are however left to sub-classes.
+
+ - The file `src/cache/ftcbasic.c' implements:
+
+ FTC_ImageCache: Extends FTC_ICache; implements family
+ definitions and glyph loading similar to the
+ old API.
+
+ FTC_SBitCache: Extends FTC_SCache, implements family
+ definitions and glyph loading similar to the
+ old API
+
+ Client applications should be able to extend FTC_GCache,
+ FTC_ICache, or FTC_SCache much more easily (i.e., less code to
+ write, and less callbacks). For example, one could envision
+ caches that are capable of storing transformed (obliqued),
+ stroked, emboldened, or colored glyph images. Use
+ `ftcbasic.c' as an example.
+
+ - All public APIs are now in `include/freetype/ftcache.h', (to
+ be accessed as `FT_CACHE_H'). The contents of
+ `include/freetype/cache/' is only needed by applications that
+ wish to implement their own caches.
+
+ - There were some major performance improvements through the use
+ of various programming tricks. Cache hits are up to 70%
+ faster than in the old code.
+
+ - The FTC_CMapCache has been simplified. Charmaps can only be
+ accessed by index right now. There is also a new API named
+ `FT_Charmap_GetIndex' for this purpose.
+
+ - The demo programs have been updated to the new code. The
+ previous versions will not work with the current one.
+
+ - Using an invalid face index in FT_Open_Face and friends now
+ causes an error even if the font contains a single face only.
+
+
+ III. MISCELLANEOUS
+
+ - Wolfgang Domröse contributed support files for building FreeType
+ on the Atari using the PureC compiler. Note that the Atari is a
+ 16bit platform.
+
+ - Vitaliy Pasternak contributed project files for VS.NET 2003.
+
+
+======================================================================
+
+CHANGES BETWEEN 2.1.7 and 2.1.6
+
+ I. IMPORTANT BUG FIXES
+
+ - Updated to newest libtool version, fixing build problems on
+ various platforms.
+
+ - On Unix platforms, `make install' didn't copy the correct
+ `ftconfig.h' file.
+
+ Note that version 2.1.7 contains the same library C source code as
+ version 2.1.6.
+
+
+======================================================================
+
+CHANGES BETWEEN 2.1.6 and 2.1.5
+
+ I. IMPORTANT BUG FIXES
+
+ - The PFR font driver didn't load kerning tables correctly, and
+ the functions in FT_PFR_H didn't work at all.
+
+ - Type 1 font files in binary format (PFB) with an end-of-file
+ indicator weren't accepted by the FreeType engine.
+
+ - Fonts which contain /PaintType and /StrokeWidth no longer cause
+ a segfault. This bug has been introduced in version 2.1.5.
+
+ - Fonts loaded with FT_LOAD_RENDER no longer cause strange
+ results. This bug has been introduced in version 2.1.5.
+
+ - Some Windows (bitmap) FNT/FON files couldn't be handled
+ correctly.
+
+
+ II. IMPORTANT CHANGES
+
+ - The internal module API has been heavily changed in favor of
+ massive simplifications within the font engine. This also means
+ that authors of third-party modules must adapt their code to the
+ new scheme.
+
+ NOTE: THE NEW SCHEME IS NOT COMPLETED YET. PLEASE WAIT UNTIL A
+ FINAL ANNOUNCEMENT!
+
+ - The PostScript parser has been enhanced to handle comments and
+ strings correctly. Additionally, more syntax forms are
+ recognized.
+
+ - Added the optional unpatented hinting system for TrueType. It
+ allows typefaces which need hinting to produce correct glyph
+ forms (e.g., Chinese typefaces from Dynalab) to work acceptably
+ without infringing Apple patents. This system is compiled only
+ if TT_CONFIG_OPTION_COMPILE_UNPATENTED_HINTING is defined in
+ ftoption.h (activated by default).
+
+
+ III. MISCELLANEOUS
+
+ - There is now a guard in the public header files to protect
+ against inclusion of freetype.h from FreeType 1.
+
+ - Direct inclusion of freetype.h and other public header files no
+ longer works. You have to use the documented scheme
+
+ #include <ft2build.h>
+ #include FT_FREETYPE_H
+
+ to load freetype.h with a symbolic name. This protects against
+ renaming of public header files (which shouldn't happen but
+ actually has, avoiding two public header files with the same
+ name).
+
+
+======================================================================
+
+CHANGES BETWEEN 2.1.5 and 2.1.4
+
+ I. IMPORTANT BUG FIXES
+
+ - Parsing the /CIDFontName field now removes the leading slash to
+ be in sync with other font drivers.
+
+ - gzip support was buggy. Some fonts could not be read.
+
+ - Fonts which have nested subglyphs more than one level deep no
+ longer cause a segfault.
+
+ - Creation of synthetic cmaps for fonts in CFF format was broken
+ partially.
+
+ - Numeric font dictionary entries for synthetic fonts are no
+ longer overwritten.
+
+ - The font matrix wasn't applied to the advance width for Type1,
+ CID, and CFF fonts. This caused problems when loading certain
+ synthetic Type 1 fonts like `Helvetica Narrow'.
+
+ - The test for the charset registry in BDF and PCF fonts is now
+ case-insensitive.
+
+ - FT_Vector_Rotate sometimes returned strange values due to
+ rounding errors.
+
+ - The PCF driver now returns the correct number of glyphs
+ (including an artificial `notdef' glyph at index 0).
+
+ - FreeType now supports buggy CMaps which are contained in many
+ CJK fonts from Dynalab.
+
+ - Opening an invalid font on a Mac caused a segfault due to
+ double-freeing memory.
+
+ - BDF fonts with more than 32768 glyphs weren't supported
+ properly.
+
+
+ II. IMPORTANT CHANGES
+
+ - Accessing bitmap font formats has been synchronized. To do that
+ the FT_Bitmap_Size structure has been extended to contain new
+ fields `size', `x_ppem', and `y_ppem'.
+
+ - The FNT driver now returns multiple faces, not multiple strikes.
+
+ - The `psnames' module has been updated to the Adobe Glyph List
+ version 2.0.
+
+ - The `psnames' module now understands `uXXXX[X[X]]' glyph names.
+
+ - The algorithm for guessing the font style has been improved.
+
+ - For fonts in SFNT format, root->height is no longer increased if
+ the line gap is zero. There exist fonts (containing e.g. form
+ drawing characters) which intentionally have a zero line gap
+ value.
+
+ - ft_glyph_bbox_xxx flags are now deprecated in favour of
+ FT_GLYPH_BBOX_XXX.
+
+ - ft_module_xxx flags are now deprecated in favour of
+ FT_MODULE_XXX.
+
+ - FT_ENCODING_MS_{SJIS,GB2312,BIG5,WANSUNG,JOHAB} are now
+ deprecated in favour of
+ FT_ENCODING_{SJIS,GB2312,GIB5,WANSONG,JOHAB} -- those encodings
+ are not specific to Microsoft.
+
+
+ III. MISCELLANEOUS
+
+ - The autohinter has been further improved; for example, `m'
+ glyphs now retain its vertical symmetry.
+
+ - Partial support of Mac fonts on non-Mac platforms.
+
+ - `make refdoc' (after first `make') builds the HTML
+ documentation. You need Python for this.
+
+ - The make build system should now work more reliably on DOS-like
+ platforms.
+
+ - Support for EMX gcc and Watson C/C++ compilers on MS-DOS has
+ been added.
+
+ - Better VMS build support.
+
+ - Support for the pkg-config package by providing a `freetype.pc'
+ file.
+
+ - New configure option --with-old-mac-fonts for Darwin.
+
+ - Some source files have been renamed (mainly to fit into the 8.3
+ naming scheme).
+
+
+======================================================================
+
+CHANGES BETWEEN 2.1.4 and 2.1.3
+
+ I. IMPORTANT BUG FIXES
+
+ - Updated to newest libtool version, fixing build problems on
+ various platforms.
+
+ - A fix in the Gzip stream reader: It couldn't read certain .gz
+ files properly due to a small typo. In certain cases, FreeType
+ could also loop endlessly when trying to load tiny gzipped
+ files.
+
+ - The configure script now tries to use the system-wide zlib when
+ it finds one (instead of the copy found in src/gzip). And
+ `freetype-config' has been updated to return relevant flags in
+ this case when invoked with `--libs' (e.g. `-lzlib').
+
+ - Certain fonts couldn't be loaded by 2.1.3 because they lacked a
+ Unicode charmap (e.g. SYMBOL.TTF). FreeType erroneously
+ rejected them.
+
+ - The CFF loader was modified to accept fonts which only contain a
+ subset of their reference charset. This prevented the correct
+ use of PDF-embedded fonts.
+
+ - The logic to detect Unicode charmaps has been modified. This is
+ required to support fonts which include both 16-bit and 32-bit
+ charmaps (like very recent asian ones) using the new 10 and 12
+ SFNT formats.
+
+ - The TrueType loader now limits the depth of composite glyphs.
+ This is necessary to prevent broken fonts to break the engine by
+ blowing the stack with recursive glyph definitions.
+
+ - The CMap cache is now capable of managing UCS-4 character codes
+ that are mapped through extended charmaps in recent
+ TrueType/OpenType fonts.
+
+ - The cache sub-system now properly manages out-of-memory
+ conditions instead of blindly reporting them to the caller.
+ This means that it will try to empty the cache before restarting
+ its allocations to see if that can help.
+
+ - The PFR driver didn't return the list of available embedded
+ bitmaps properly.
+
+ - There was a nasty memory leak when using embedded bitmaps in
+ certain font formats.
+
+
+ II. IMPORTANT CHANGES
+
+ - David Chester contributed some enhancements to the auto-hinter
+ that significantly increase the quality of its output. The
+ Postscript hinter was also improved in several ways.
+
+ - The FT_RENDER_MODE_LIGHT render mode was implemented.
+
+ - A new API function called `FT_Get_BDF_Property' has been added
+ to FT_BDF_H to retrieve BDF properties from BDF _and_ PCF font
+ files. THIS IS STILL EXPERIMENTAL, since it hasn't been
+ properly tested yet.
+
+ - A Windows FNT specific API has been added, mostly to access font
+ headers. This is used by Wine.
+
+ - TrueType tables without an `hmtx' table are now tolerated when
+ an incremental interface is used. This happens for certain
+ Type42 fonts passed from Ghostscript to FreeType.
+
+ - The PFR font driver is now capable of returning the font family
+ and style names when they are available (instead of the sole
+ `FontID'). This is performed by parsing an *undocumented*
+ portion of the font file!
+
+
+ III. MISCELLANEOUS
+
+ - The path stroker in FT_STROKER_H has entered beta stage. It now
+ works very well, but its interface might change a bit in the
+ future. More on this in later releases.
+
+ - The documentation for FT_Size_Metrics didn't appear properly in
+ the API reference.
+
+ - The file docs/VERSION.DLL has been updated to explain versioning
+ with FreeType (i.e., comparing release/libtool/so numbers, and
+ how to use them in autoconf scripts).
+
+ - The installation documentation has been seriously revamped.
+ Everything is now in the `docs' directory.
+
+
+======================================================================
+
+CHANGES BETWEEN 2.1.3 and 2.1.2
+
+ I. IMPORTANT BUG FIXES
+
+ - FT_Vector_Transform had been incorrectly modified in 2.1.2,
+ resulting in incorrect transformations being applied (for
+ example, rotations were processed in opposite angles).
+
+ - The format 8 and 12 TrueType charmap enumeration routines have
+ been fixed (FT_Get_Next_Char returned invalid values).
+
+ - The PFR font driver returned incorrect advance widths if the
+ outline and metrics resolution defined in the font file were
+ different.
+
+ - FT_Glyph_To_Bitmap now returns successfully when called with an
+ FT_BitmapGlyph argument (it previously returned an error).
+
+ - A bug in the Type 1 loader that prevented valid font bounding
+ boxes to be loaded from multiple master fonts.
+
+ - The SFNT validation code has been rewritten. FreeType can now
+ load `broken' fonts that were usable on Windows, but not with
+ previous versions of the library.
+
+ - The computation of bearings in the BDF driver has been fixed.
+
+ - The Postscript hinter crashed when trying to hint certain glyphs
+ (more precisely, when trying to apply hints to an empty glyph
+ outline).
+
+ - The TrueType glyph loader now supports composites in `Apple
+ format' (they differ slightly from Microsoft/OpenType ones in
+ the way transformation offsets are computed).
+
+ - FreeType was very slow at opening certain asian CID/CFF fonts,
+ due to fixed increment in dynamic array re-allocations. This
+ has been changed to exponential behaviour to get acceptable
+ performance.
+
+
+
+ II. IMPORTANT CHANGES
+
+ - The PCF driver now supports gzip-compressed font files natively.
+ This means that you will be able to use all these bitmap fonts
+ that come with XFree86 with FreeType (and libXft/libXft2, by
+ extension).
+
+ - The automatic and postscript hinters have both been updated.
+ This results in a relatively important increase of rendering
+ quality since many nasty defaults have been suppressed. Please
+ visit the web page:
+
+ http://www.freetype.org/hinting/smooth-hinting.html
+
+ for additional details on this topic.
+
+ - The `load_flags' parameter of `FT_Load_Glyph' is now an FT_Int32
+ (instead of just being an FT_Int). This breaks source and
+ binary compatibility for 16bit systems only, while retaining
+ both of them for 32 and 64 bit ones.
+
+ Some new flags have been added consequently:
+
+ FT_LOAD_NO_AUTOHINT :: Disable the use of the auto-hinter
+ (but not native format hinters).
+
+ FT_LOAD_TARGET_NORMAL :: Hint and render for normal
+ anti-aliased displays.
+
+ FT_LOAD_TARGET_MONO :: Hint and render for 1-bit displays.
+
+ FT_LOAD_TARGET_LCD :: Hint and render for horizontal RGB or
+ BGR sub-pixel displays (like LCD
+ screens). THIS IS STILL
+ EXPERIMENTAL!
+
+ FT_LOAD_TARGET_LCD_V :: Same as FT_LOAD_TARGET_LCD, for
+ vertical sub-pixel displays (like
+ rotated LCD screens). THIS IS STILL
+ EXPERIMENTAL!
+
+ FT_LOAD_MONOCHROME is still supported, but only affects
+ rendering, not the hinting.
+
+ Note that the `ftview' demo program available in the `ft2demos'
+ package has been updated to support LCD-optimized display on
+ non-paletted displays (under Win32 and X11).
+
+ - The PFR driver now supports embedded bitmaps (all formats
+ supported), and returns correct kerning metrics for all glyphs.
+
+ - The TrueType charmap loader now supports certain `broken' fonts
+ that load under Windows without problems.
+
+ - The cache API has been slightly modified (it's still a beta!):
+
+ - The type FTC_ImageDesc has been removed; it is now replaced
+ by FTC_ImageTypeRec. Note that one of its fields is a
+ `load_flag' parameter for FT_Load_Glyph.
+
+ - The field `num_grays' of FT_SBitRec has been changed to
+ `max_grays' in order to fit within a single byte. Its
+ maximum value is thus 255 (instead of 256 as previously).
+
+
+ III. MISCELLANEOUS
+
+ - Added support for the DESTDIR variable during `make install'.
+ This simplifies packaging of FreeType.
+
+ - Included modified copies of the ZLib sources in `src/gzip' in
+ order to support gzip-compressed PCF fonts. We do not use the
+ system-provided zlib for now, though this is a probable
+ enhancement for future releases.
+
+ - The DocMaker tool used to generate the on-line API reference has
+ been completely rewritten. It is now located in
+ `src/tools/docmaker/docmaker.py'. Features:
+
+ - better cross-referenced output
+ - more polished output
+ - uses Python regular expressions (though it didn't speed the
+ program)
+ - much more modular structure, which allows for different
+ `backends' in order to generate HTML, XML, or whatever
+ format.
+
+ One can regenerate the API reference by calling:
+
+ python src/tools/docmaker/docmaker.py \
+ --prefix=ft2 \
+ --title=FreeType-2.1.3 \
+ --output=<outputdirectory>
+ include/freetype/*.h \
+ include/freetype/config/*.h \
+ include/freetype/cache/*.h
+
+ - A new, experimental, support for incremental font loading (i.e.,
+ loading of fonts where the glyphs are not in the font file
+ itself, but provided by an external component, like a Postscript
+ interpreter) has been added by Graham Asher. This is still work
+ in progress, however.
+
+ - A new, EXPERIMENTAL, path stroker has been added. It doesn't
+ suffer from severe rounding errors and treat bezier arcs
+ directly. Still work in progress (i.e. not part of the official
+ API). See the file <freetype/ftstroker.h> for some of the
+ details.
+
+ - The massive re-formatting of sources and internal re-design is
+ still under-way. Many internal functions, constants, and types
+ have been renamed.
+
+
+======================================================================
+
+CHANGES BETWEEN 2.1.2 and 2.1.1
+
+ I. IMPORTANT BUG FIXES
+
+ - Many font drivers didn't select a Unicode charmap by default
+ when a new face was opened (with the FT_CONFIG_OPTION_USE_CMAPS
+ options enabled), causing many applications to not be able to
+ display text correctly with the 2.1.x releases.
+
+ - The PFR driver had a bug in its composite loading code that
+ produces incorrectly placed accents with many fonts.
+
+ - The Type42 driver crashed sometimes due to a nasty bug.
+
+ - The Type 1 custom encoding charmap didn't handle the case where
+ the first glyph index wasn't 0.
+
+ - A serious typo in the TrueType composite loader produced
+ incorrectly placed glyphs in fonts like `Wingdings' and a few
+ others.
+
+
+ II. MISCELLANEOUS
+
+ - The Win32 Visual C++ project file has been updated to include
+ the PFR driver as well.
+
+ - `freetype.m4' is now installed by default by `make install' on
+ Unix systems.
+
+ - The function FT_Get_PS_Font_Info now works with CID and Type42
+ fonts as well.
+
+
+======================================================================
+
+CHANGES BETWEEN 2.1.1 and 2.1.0
+
+ I. IMPORTANT BUG FIXES
+
+ - The `version_info' returned by `freetype-config' in 2.1.0
+ returned an invalid value. It now returns 9:1:3 (2.0.9 returned
+ 9:0:3).
+
+ - Version 2.1.0 couldn't be linked against applications on Win32
+ and Amiga systems due to a new debug function that wasn't
+ properly propagated to the system-specific directory in
+ `builds'.
+
+ - Various MacOS and Mac OS X specific fixes.
+
+ - Fixed a bug in the TrueType charmap validation routines that
+ made version 2.1.0 too restrictive -- many popular fonts have
+ been rejected.
+
+ - There was still a very small difference between the monochrome
+ glyph bitmaps produced by FreeType 1.x and FreeType 2.x with the
+ bytecode interpreter enabled. This was caused by an invalid
+ flag setting in the TrueType glyph loader, making the rasterizer
+ change its drop-out control mode. Now the results should
+ _really_ be completely identical.
+
+ - The TrueType name table loader has been improved to support many
+ popular though buggy Asian fonts. It now ignores empty name
+ entries, invalid pointer offsets and a few other incorrect
+ subtleties. Moreover, name strings are now loaded on demand,
+ which reduces the memory load of many faces (e.g. the ARIAL.TTF
+ font file contains a 10kByte name table with 70 names).
+
+ - Fixed a bug in the Postscript hinter that prevented family blues
+ substitution to happen correctly.
+
+
+ II. NEW FEATURES
+
+ - Three new font drivers in this release:
+
+ * A BDF font driver, contributed by Franco Zappa Nardelli,
+ heavily modified by Werner Lemberg. It also supports
+ anti-aliased bitmaps (using a slightly extended BDF format).
+
+ * A Type42 font driver, contributed by Roberto Alameda. It is
+ still experimental but seems to work relatively well.
+
+ * A PFR font driver, contributed by David Turner himself. It
+ doesn't support PFR hinting -- note that BitStream has at
+ least two patents on this format!
+
+
+ III. MISCELLANEOUS
+
+ - The cache sub-system has been optimized in important ways.
+ Cache hits are now significantly faster. For example, using the
+ CMap cache is about twice faster than calling FT_Get_Char_Index
+ on most platforms. Similarly, using an SBit cache is about five
+ times faster than loading the bitmaps from a bitmap file, and
+ 300 to 500 times faster than generating them from a scalable
+ format.
+
+ Note that you should recompile your sources if you designed a
+ custom cache class for the FT2 Cache subsystem, since the
+ changes performed are source, but not binary, compatible.
+
+
+======================================================================
+
+CHANGES BETWEEN 2.1.0 and 2.0.9
+
+ I. IMPORTANT BUG FIXES
+
+ - The TrueType bytecode interpreter has been fixed to produce
+ _exactly_ the same output as FreeType 1.x. Previous differences
+ were due to slightly distinct fixed-point computation routines
+ used to perform dot products and vector length measurements.
+
+ It seems that native TrueType hinting is _extremely_ sensitive
+ to rounding errors. The required vector computation routines
+ have been optimized and placed within the `ttinterp.c' file.
+
+ - Fixed the parsing of accelerator tables in the PCF font driver.
+
+ - Fixed the Type1 glyph loader routine used to compute the font's
+ maximum advance width.
+
+
+ II. NEW FEATURES
+
+ - The `configure' script used on Unix systems has been modified to
+ check that GNU Make is being used to build the library.
+ Otherwise, it will display a message proposing to use the
+ GNUMAKE environment variable to name it.
+
+ The Unix-specific file README.UNX has been modified accordingly.
+
+
+ III. MISCELLANEOUS
+
+ - The FreeType License in `docs/FTL.TXT' has been updated to
+ include a proposed preferred disclaimer. If you are using
+ FreeType in your products, you are encouraged (but not mandated)
+ to use the following text in your documentation:
+
+ """
+ Portions of this software are copyright © 1996-2002 The
+ FreeType Project (www.freetype.org). All rights reserved.
+ """
+
+ - The default size of the render pool has been reduced to 16kByte.
+ This shouldn't result in any noticeable performance penalty,
+ unless you are using the engine as-is to render very large and
+ complex glyphs.
+
+ - The FreeType 2 redesign has begun. More information can be
+ found at this URL:
+
+ http://www.freetype.org/freetype2/redesign.html
+
+ The following internal changes have been performed within the
+ sources of this release:
+
+ - Many internal types have been renamed to increase
+ consistency. The following should be true, except for
+ public types:
+
+ * All structure types have a name ending in `Rec' (short
+ for `record').
+
+ * A pointer-to-structure type has the same name as the
+ structure, _without_ the `Rec' suffix.
+
+ Example:
+
+ typedef struct FooRec_
+ {
+ ...
+
+ } FooRec, *Foo;
+
+ - Many internal macros have been renamed to increase
+ consistency. The following should be true:
+
+ * All macros have a name beginning with `FT_'. This
+ required a few changes like
+
+ ALLOC => FT_ALLOC
+ FREE => FT_FREE
+ REALLOC => FT_REALLOC
+
+ * All macros are completely UPPERCASE. This required a
+ few changes like:
+
+ READ_Short => FT_READ_SHORT
+ NEXT_Short => FT_NEXT_SHORT
+ GET_ULongLE => FT_GET_ULONG_LE
+ MEM_Set => FT_MEM_SET
+ MEM_Copy => FT_MEM_COPY
+ etc.
+
+ * Whenever possible, all macro names follow the
+ FT_<OBJECT>_<METHOD> pattern. For example
+
+ ACCESS_Frame => FT_FRAME_ENTER
+ FORGET_Frame => FT_FRAME_EXIT
+ EXTRACT_Frame => FT_FRAME_EXTRACT
+ RELEASE_Frame => FT_FRAME_RELEASE
+
+ FILE_Pos => FT_STREAM_POS
+ FILE_Seek => FT_STREAM_SEEK
+ FILE_Read => FT_STREAM_READ
+ FILE_ReadAt => FT_STREAM_READ_AT
+ READ_Fields => FT_STREAM_READ_FIELDS
+
+ - Many internal functions have been renamed to follow the
+ FT_<Object>_<Method> pattern. For example:
+
+ FT_Seek_Stream => FT_Stream_Seek
+ FT_Read_Stream_At => FT_Stream_ReadAt
+ FT_Done_Stream => FT_Stream_Close
+ FT_New_Stream => FT_Stream_Open
+ FT_New_Memory_Stream => FT_Stream_OpenMemory
+ FT_Extract_Frame => FT_Stream_ExtractFrame
+
+ Note that method names do not contain `_'.
+
+ - The FT_ALLOC_ARRAY and FT_REALLOC_ARRAY have been replaced
+ with FT_NEW_ARRAY and FT_RENEW_ARRAY which do not take a
+ type as the fourth argument. Instead, the array element
+ type size is computed automatically from the type of the
+ target pointer used.
+
+ - A new object class, FT_CMap, has been introduced. These
+ internal objects are used to model character maps. This
+ eases the support of additional charmap types within the
+ engine.
+
+ - A new configuration file named `ftstdlib.h' has been added
+ to `include/freetype/config'. It is used to define aliases
+ for _every_ routine of the ISO C library that the font
+ engine uses. Each aliases has a `ft_' prefix
+ (e.g. `ft_strlen' is an alias for `strlen').
+
+ This is used to ease the porting of FreeType 2 to exotic
+ runtime environments where the ISO C Library isn't available
+ (e.g. XFree86 extension modules).
+
+ More details are available in the `ChangeLog' file.
+
+
+======================================================================
+
+CHANGES BETWEEN 2.0.9 and 2.0.8
+
+ I. IMPORTANT BUG FIXES
+
+ - Certain fonts like `foxjump.ttf' contain broken name tables with
+ invalid entries and wild offsets. This caused FreeType to crash
+ when trying to load them.
+
+ The SFNT `name' table loader has been fixed to be able to
+ support these strange fonts.
+
+ Moreover, the code in charge of processing this table has been
+ changed to always favour Windows-formatted entries over other
+ ones. Hence, a font that works on Windows but not on the Mac
+ will load cleanly in FreeType and report accurate values for
+ Family & PostScript names.
+
+ - The CID font driver has been fixed. It unfortunately returned a
+ Postscript Font name with a leading slash, as in
+ `/MunhwaGothic-Regular'.
+
+ - FreeType 2 should now compile fine on AIX 4.3.3 as a shared
+ library.
+
+ - A bug in the Postscript hinter has been found and fixed,
+ removing un-even stem widths at small pixel sizes (like 14-17).
+
+ This improves the quality of a certain number of Postscript
+ fonts.
+
+
+ II. NEW FEATURES
+
+ - A new function named `FT_Library_Version' has been added to
+ return the current library's major, minor, and patch version
+ numbers. This is important since the macros FREETYPE_MAJOR,
+ FREETYPE_MINOR, and FREETYPE_PATCH cannot be used when the
+ library is dynamically linked by a program.
+
+ - Two new APIs have been added: `FT_Get_First_Char' and
+ `FT_Get_Next_Char'.
+
+ Together, these can be used to iterate efficiently over the
+ currently selected charmap of a given face. Read the API
+ reference for more details.
+
+
+ III. MISCELLANEOUS
+
+ - The FreeType sources are under heavy internal re-factoring. As
+ a consequence, we have created a branch named `STABLE' on the
+ CVS to hold all future releases/fixes in the 2.0.x family.
+
+ The HEAD branch now contains the re-factored sources and
+ shouldn't be used for testing or packaging new releases. In
+ case you would like to access the 2.0.9 sources from our CVS
+ repository, use the tag `VER-2-0-9'.
+
+
+======================================================================
+
+CHANGES BETWEEN 2.0.8 and 2.0.7
+
+ I. IMPORTANT BUG FIXES
+
+ - There was a small but nasty bug in `freetype-config.in' which
+ caused the `freetype-config' script to fail on Unix.
+
+ This didn't prevent the installation of the library or even its
+ execution, but caused problems when trying to compile many Unix
+ packages that depend on it.
+
+ - Some TrueType or OpenType fonts embedded in PDF documents do not
+ have a 'cmap', 'post' and 'name' as is required by the
+ specification. FreeType no longer refuses to load such fonts.
+
+ - Various fixes to the PCF font driver.
+
+
+======================================================================
+
+CHANGES BETWEEN 2.0.7 and 2.0.6
+
+ I. IMPORTANT BUG FIXES
+
+ - Fixed two bugs in the Type 1 font driver. The first one
+ resulted in a memory leak in subtle cases. The other one caused
+ FreeType to crash when trying to load `.gsf' files (Ghostscript
+ so-called Postscript fonts).
+
+ (This made _many_ KDE applications crash on certain systems.
+ FreeType _is_ becoming a critical system component on Linux :-)
+
+ - Fixed a memory leak in the CFF font driver.
+
+ - Fixed a memory leak in the PCF font driver.
+
+ - Fixed the Visual C++ project file
+ `builds/win32/visualc/freetype.dsp' since it didn't include the
+ Postscript hinter component, causing errors at build time.
+
+ - Fixed a small rendering bug in the anti-aliased renderer that
+ only occurred when trying to draw thin (less than 1 pixel)
+ strokes.
+
+ - Fixed `builds/unix/freetype2.a4' which is used to generate a
+ valid `freetype2.m4' for use with autoconf.
+
+ - Fixed the OpenVMS Makefiles.
+
+
+ II. MISCELLANEOUS
+
+ - Added `configure' and `install' scripts to the top-level
+ directory. A GNU-style installation is thus now easily possible
+ with
+
+ ./configure <options>
+ make
+ make install
+
+
+======================================================================
+
+CHANGES BETWEEN 2.0.6 and 2.0.5
+
+ I. IMPORTANT BUG FIXES
+
+ - It wasn't possible to load embedded bitmaps when the auto-hinter
+ was used. This is now fixed.
+
+ - The TrueType font driver didn't load some composites properly
+ (the sub-glyphs were slightly shifted, and this was only
+ noticeable when using monochrome rendering).
+
+ - Various fixes to the auto-hinter. They merely improve the
+ output of sans-serif fonts. Note that there are still problems
+ with serifed fonts and composites (accented characters).
+
+ - All scalable font drivers erroneously returned un-fitted glyph
+ advances when hinting was requested. This created problems for
+ a number of layout applications. This is a very old bug that
+ got undetected mainly because most test/demo program perform
+ rounding explicitly or implicitly (through the cache).
+
+ - `FT_Glyph_To_Bitmap' did erroneously modify the source glyph in
+ certain cases.
+
+ - `glnames.py' still contained a bug that made FreeType return
+ invalid names for certain glyphs.
+
+ - The library crashed when loading certain Type 1 fonts like
+ `sadn.pfb' (`Stalingrad Normal'), which appear to contain
+ pathetic font info dictionaries.
+
+ - The TrueType glyph loader is now much more paranoid and checks
+ everything when loading a given glyph image. This was necessary
+ to avoid problems (crashes and/or memory overwrites) with broken
+ fonts that came from a really buggy automatic font converter.
+
+
+ II. IMPORTANT UPDATES AND NEW FEATURES
+
+ - Important updates to the Mac-specific parts of the library.
+
+ - The caching sub-system has been completely re-designed, and its
+ API has evolved (the old one is still supported for backward
+ compatibility).
+
+ The documentation for it is not yet completed, sorry. For now,
+ you are encouraged to continue using the old API. However, the
+ ftview demo program in the ft2demos package has already been
+ updated to use the new caching functions.
+
+ - A new charmap cache is provided too. See `FTC_CMapCache'. This
+ is useful to perform character code -> glyph index translations
+ quickly, without the need for an opened FT_Face.
+
+ - A NEW POSTSCRIPT HINTER module has been added to support native
+ hints in the following formats: PostScript Type 1, PostScript
+ CID, and CFF/CEF.
+
+ Please test! Note that the auto-hinter produces better results
+ for a number of badly-hinted fonts (mostly auto-generated ones)
+ though.
+
+ - A memory debugger is now part of the standard FreeType sources.
+ To enable it, define FT_DEBUG_MEMORY in
+ <freetype/config/ftoption.h>, and recompile the library.
+
+ Additionally, define the _environment_ variable FT_DEBUG_MEMORY
+ and run any program using FreeType. When the library is exited,
+ a summary of memory footprints and possible leaks will be
+ displayed.
+
+ This works transparently with _any_ program that uses FreeType.
+ However, you will need a lot of memory to use this (allocated
+ blocks are never released to the heap to detect double deletes
+ easily).
+
+
+ III. MISCELLANEOUS
+
+ - We are aware of subtle differences between the output of
+ FreeType versions 1 and 2 when it comes to monochrome
+ TrueType-hinted glyphs. These are most probably due to small
+ differences in the monochrome rasterizers and will be worked out
+ in an upcoming release.
+
+ - We have decided to fork the sources in a `stable' branch, and an
+ `unstable' one, since FreeType is becoming a critical component
+ of many Unix systems.
+
+ The next bug-fix releases of the library will be named 2.0.7,
+ 2.0.8, etc., while the `2.1' branch will contain a version of
+ the sources where we will start major reworking of the library's
+ internals, in order to produce FreeType 2.2.0 (or even 3.0) in a
+ more distant future.
+
+ We also hope that this scheme will allow much more frequent
+ releases than in the past.
+
+
+======================================================================
+
+CHANGES BETWEEN 2.0.5 and 2.0.4
+
+ NOTE THAT 2.0.5 DOES NOT CONTAIN THE POSTSCRIPT HINTER. THIS MODULE
+ WILL BE PART OF THE NEXT RELEASE (EITHER 2.0.6 or 2.1)
+
+ - Fixed a bug that made certain glyphs, like `Cacute', `cacute' and
+ `lslash' unavailable from Unicode charmaps of Postscript fonts.
+ This prevented the correct display of Polish text, for example.
+
+ - The kerning table of Type 1 fonts was loaded by FreeType, when its
+ AFM file was attached to its face, but the
+ FT_FACE_FLAG_HAS_KERNING bit flags was not set correctly,
+ preventing FT_Get_Kerning to return meaningful values.
+
+ - Improved SFNT (TrueType & OpenType) charmap support. Slightly
+ better performance, as well as support for the new formats defined
+ by the OpenType 1.3 specification (8, 10, and 12)
+
+ - Fixed a serious typo in `src/base/ftcalc.c' which caused invalid
+ computations in certain rare cases, producing ugly artefacts.
+
+ - The size of the EM square is computed with a more accurate
+ algorithm for Postscript fonts. The old one caused slight errors
+ with embedded fonts found in PDF documents.
+
+ - Fixed a bug in the cache manager that prevented normal LRU
+ behaviour within the cache manager, causing unnecessary reloads
+ (for FT_Face and FT_Size objects only).
+
+ - Added a new function named `FT_Get_Name_Index' to retrieve the
+ glyph index of a given glyph name, when found in a face.
+
+ - Added a new function named `FT_Get_Postscript_Name' to retrieve
+ the `unique' Postscript font name of a given face.
+
+ - Added a new public header size named FT_SIZES_H (or
+ <freetype/ftsizes.h>) providing new FT_Size-management functions:
+ FT_New_Size, FT_Activate_Size, FT_Done_Size.
+
+ - Fixed a reallocation bug that generated a dangling pointer (and
+ possibly memory leaks) with Postscript fonts (in
+ src/psaux/psobjs.c).
+
+ - Many fixes for 16-bit correctness.
+
+ - Removed many pedantic compiler warnings from the sources.
+
+ - Added an Amiga build directory in `builds/amiga'.
+
+
+======================================================================
+
+CHANGES BETWEEN 2.0.4 and 2.0.3
+
+ - Fixed a rather annoying bug that was introduced in 2.0.3. Namely,
+ the font transformation set through FT_Set_Transform was applied
+ twice to auto-hinted glyphs, resulting in incorrectly rotated text
+ output.
+
+ - Fixed _many_ compiler warnings. FT2 should now compile cleanly
+ with Visual C++'s most pedantic warning level (/W4). It already
+ compiled fine with GCC and a few other compilers.
+
+ - Fixed a bug that prevented the linear advance width of composite
+ TrueType glyphs to be correctly returned.
+
+ - Fixed the Visual C++ project files located in
+ `builds/win32/visualc' (previous versions used older names of the
+ library).
+
+ - Many 32-bit constants have an `L' appended to their value, in
+ order to improve the 16-bitness of the code. Someone is actually
+ trying to use FT2 on an Atari ST machine!
+
+ - Updated the `builds/detect.mk' file in order to automatically
+ build FT2 on AIX systems. AIX uses `/usr/sbin/init' instead of
+ `/sbin/init' and wasn't previously detected as a Unix platform by
+ the FreeType build system.
+
+ - Updated the Unix-specific portions of the build system (new
+ libtool version, etc.).
+
+ - The SFNT kerning loader now ensures that the table is sorted
+ (since some problem fonts do not meet this requirement).
+
+
+=======================================================================
+
+CHANGES BETWEEN 2.0.3 and 2.0.2
+
+ I. CHANGES TO THE MODULES / FONT DRIVERS
+
+ - THE AUTO-HINTER HAS BEEN SLIGHTLY IMPROVED, in order to fix
+ several annoying artefacts, mainly:
+
+ - Blue zone alignment of horizontal stems wasn't performed
+ correctly, resulting in artefacts like the `d' being placed
+ one pixel below the `b' in some fonts like Time New Roman.
+
+ - Overshoot thresholding wasn't performed correctly, creating
+ unpleasant artefacts at large character pixel sizes.
+
+ - Composite glyph loading has been simplified. This gets rid
+ of various artefacts where the components of a composite
+ glyphs were not correctly spaced.
+
+ These are the last changes to the current auto-hinting module.
+ A new hinting sub-system is currently in the work in order to
+ support native hints in Type 1 / CFF / OpenType fonts, as well
+ as globally improve rendering.
+
+ - The PCF driver has been fixed. It reported invalid glyph
+ dimensions for the fonts available on Solaris.
+
+ - The Type 1, CID and CFF drivers have been modified to fix the
+ computation of the EM size.
+
+ - The Type 1 driver has been fixed to avoid a dangerous bug that
+ crashed the library with non-conforming fonts (i.e. ones that do
+ not place the .notdef glyph at position 0).
+
+ - The TrueType driver had a rather subtle bug (dangling pointer
+ when loading composite glyphs) that could crash the library in
+ rare occasions!
+
+
+ II. HIGH-LEVEL API CHANGES
+
+ - The error code enumeration values have been changed. An error
+ value is decomposed in a generic error code, and a module
+ number. see <freetype/fterrors.h> for details.
+
+ - A new public header file has been introduced, named
+ FT_TRIGONOMETRY_H (include/freetype/fttrig.h), providing
+ trigonometric functions to compute sines, cosines, arctangents,
+ etc. with 16.16 fixed precision. The implementation is based on
+ the CORDIC algorithm and is very fast while being sufficiently
+ accurate.
+
+
+ III. INTERNALS
+
+ - Added BeOS-specific files in the old build sub-system. Note
+ that no changes were required to compile the library with Jam.
+
+ - The configuration is now capable of automatically detecting
+ 64-bit integers on a set of predefined compilers (GCC, Visual
+ C++, Borland C++) and will use them by default. This provides a
+ small performance boost.
+
+ - A small memory leak that happened when opening 0-sized files
+ (duh!) have been fixed.
+
+ - Fixed bezier stack depth bug in the routines provided by the
+ FT_BBOX_H header file. Also fixed similar bugs in the
+ rasterizers.
+
+ - The outline bounding box code has been rewritten to use direct
+ computations, instead of bezier sub-division, to compute the
+ exact bounding box of glyphs. This is slightly slower but more
+ accurate.
+
+ - The build system has been improved and fixed, mainly to support
+ `make' on Windows 2000 correctly, avoid problems with `make
+ distclean' on non Unix systems, etc.
+
+ - Hexadecimal constants have been suffixed with `U' to avoid
+ problems with certain compilers on 64-bit platforms.
+
+ - A new directory named `src/tools' has been created. It contains
+ Python scripts and simple unit test programs used to develop the
+ library.
+
+ - The DocMaker tool has been moved from `docs' to `src/tools' and
+ has been updated with the following:
+
+ - Now accepts the `--title=XXXX' or `-t XXXX' option from the
+ command line to set the project's name in the generated API
+ reference.
+
+ - Now accepts the `--output=DIR' or `-o DIR' option from the
+ command line to set the output directory for all generated
+ HTML files.
+
+ - Now accepts the `--prefix=XXXX' or `-p XXX' option from the
+ command line to set the file prefix to use for all
+ generated HTML files.
+
+ - Now generates the current time/data on each generated page
+ in order to distinguish between versions.
+
+ DocMaker can be used with other projects now, not only FT2
+ (e.g. MLib, FTLayout, etc.).
+
+
+======================================================================
+
+CHANGES BETWEEN 2.0.2 and 2.0.1
+
+ I. CHANGES TO THE MODULES / FONT DRIVERS
+
+ - THE TRUETYPE BYTECODE INTERPRETER IS NOW TURNED OFF, in order to
+ avoid legal problems with the Apple patents. It seems that we
+ mistakenly turned this option on in previous releases of the
+ build.
+
+ Note that if you want to use the bytecode interpreter in order
+ to get high-quality TrueType rendering, you will need to toggle
+ by hand the definition of the
+ TT_CONFIG_OPTION_BYTECODE_INTERPRETER macro in the file
+ `include/freetype/config/ftoption.h'.
+
+ - The CFF driver has been improved by Tom Kacvinsky and Sander van
+ der Wal:
+
+ * Support for `seac' emulation.
+ * Support for `dotsection'.
+ * Support for retrieving glyph names through
+ `FT_Get_Glyph_Name'.
+
+ The first two items are necessary to correctly a large number of
+ Type 1 fonts converted to the CFF formats by Adobe Acrobat.
+
+ - The Type 1 driver was also improved by Tom & others:
+
+ * Better EM size computation.
+ * Better support for synthetic (transformed) fonts.
+ * The Type 1 driver returns the charstrings corresponding to
+ each glyph in the `glyph->control_data' field after a call to
+ `FT_Load_Glyph' (thanks Ha Shao).
+
+ - Various other bugfixes, including the following:
+
+ * Fixed a nasty memory leak in the Type 1 driver.
+ * The autohinter and the pcf driver used static writable data
+ when they shouldn't.
+ * Many casts were added to make the code more 64-bits safe. It
+ also now compiles on Windows XP 64-bits without warnings.
+ * Some incorrect writable statics were removed in the `autohint'
+ and `pcf' drivers. FreeType 2 now compiles on Epoc again.
+
+
+ II. CHANGES TO THE HIGH-LEVEL API
+
+ - The library header files inclusion scheme has been changed. The
+ old scheme looked like:
+
+ #include <freetype/freetype.h>
+ #include <freetype/ftglyph.h>
+ #include <freetype/ftcache.h>
+ #include <freetype/cache/ftimage.h>
+
+ Now you should use:
+
+ #include <ft2build.h>
+ #include FT_FREETYPE_H
+ #include FT_GLYPH_H
+ #include FT_CACHE_H
+ #include FT_CACHE_IMAGE_H
+
+ NOTE THAT THE OLD INCLUSION SCHEME WILL STILL WORK WITH THIS
+ RELEASE. HOWEVER, WE DO NOT GUARANTEE THAT THIS WILL STILL BE
+ TRUE IN THE NEXT ONE (A.K.A. FREETYPE 2.1).
+
+ The file <ft2build.h> is used to define the header filename
+ macros. The complete and commented list of macros is available
+ in the API reference under the section name `Header File Macros'
+ in Chapter I.
+
+ For more information, see section I of the following document:
+
+ http://www.freetype.org/
+ freetype2/docs/tutorial/step1.html
+
+ or
+
+ http://freetype.sourceforge.net/
+ freetype2/docs/tutorial/step1.html
+
+ - Many, many comments have been added to the public source file in
+ order to automatically generate the API Reference through the
+ `docmaker.py' Python script.
+
+ The latter has been updated to support the grouping of sections
+ in chapters and better index sort. See:
+
+ http://www.freetype.org/freetype2/docs/reference/ft2-toc.html
+
+
+ III. CHANGES TO THE BUILD PROCESS
+
+ - If you are not building FreeType 2 with its own build system
+ (but with your own Makefiles or project files), you will need to
+ be aware that the build process has changed a little bit.
+
+ You don't need to put the `src' directory in the include path
+ when compiling any FT2 component. Instead, simply put the
+ component's directory in the current include path.
+
+ So, if you were doing something like:
+
+ cc -c -Iinclude -Isrc src/base/ftbase.c
+
+ change the line to:
+
+ cc -c -Iinclude -Isrc/base src/base/ftbase.c
+
+ If you were doing something like:
+
+ cd src/base
+ cc -c -I../../include -I.. ftbase.c
+
+ change it to:
+
+ cd src/base
+ cc -c -I../../include ftbase.c
+
+
+======================================================================
+
+CHANGES BETWEEN 2.0.1 and 2.0
+
+ 2.0.1 introduces a few changes:
+
+ - Fixed many bugs related to the support of CFF / OpenType fonts.
+ These formats are now much better supported though there is
+ still work planned to deal with charset tables and PDF-embedded
+ CFF files that use the old `seac' command.
+
+ - The library could not be compiled in debug mode with a very
+ small number of C compilers whose pre-processors didn't
+ implement the `##' directive correctly (i.e. per se the ANSI C
+ specification!) An elegant fix was found.
+
+ - Added support for the free Borland command-line C++ Builder
+ compiler. Use `make setup bcc32'. Also fixed a few source
+ lines that generated new warnings with BCC32.
+
+ - Fixed a bug in FT_Outline_Get_BBox when computing the extrema of
+ a conic Bezier arc.
+
+ - Updated the INSTALL file to add IDE compilation.
+
+ - Other minor bug fixes, from invalid Type 1 style flags to
+ correct support of synthetic (obliqued) fonts in the
+ auto-hinter, better support for embedded bitmaps in a SFNT font.
+
+ - Fixed some problems with `freetype-config'.
+
+ Finally, the `standard' scheme for including FreeType headers is now
+ gradually changing, but this will be explained in a later release
+ (probably 2.0.2).
+
+ And very special thanks to Tom Kacvinsky and YAMANO-UCHI Hidetoshi
+ for their contributions!
+
+
+======================================================================
+
+CHANGES BETWEEN beta8 and 2.0
+
+ - Changed the default installation path for public headers from
+ `include/freetype' to `include/freetype2'.
+
+ Also added a new `freetype-config' that is automatically generated
+ and installed on Unix and Cygwin systems. The script itself is
+ used to retrieve the current install path, C compilation flags as
+ well as linker flags.
+
+ - Fixed several small bugs:
+
+ * Incorrect max advance width for fixed-pitch Type 1 fonts.
+ * Incorrect glyph names for certain TrueType fonts.
+ * The glyph advance was not copied when FT_Glyph_To_Bitmap was
+ called.
+ * The linearHoriAdvance and linearVertAdvance fields were not
+ correctly returned for glyphs processed by the auto-hinter.
+ * `type1z' renamed back to `type1'; the old `type1' module has
+ been removed.
+
+ - Revamped the build system to make it a lot more generic. This
+ will allow us to re-use nearly un-modified in lots of other
+ projects (including FreeType Layout).
+
+ - Changed `cid' to use `psaux' too.
+
+ - Added the cache sub-system. See <freetype/ftcache.h> as well as
+ the sources in `src/cache'. Note that it compiles but is still
+ untested for now.
+
+ - Updated `docs/docmaker.py', a draft API reference is available at
+ http://www.freetype.org/ft2api.html.
+
+ - Changed `type1' to use `psaux'.
+
+ - Created a new module named `psaux' to hold the Type 1 & Type 2
+ parsing routines. It should be used by `type1', `cid', and `cff'
+ in the future.
+
+ - Fixed an important bug in `FT_Glyph_Get_CBox'.
+
+ - Fixed some compiler warnings that happened since the TrueType
+ bytecode decoder was deactivated by default.
+
+ - Fixed two memory leaks:
+
+ * The memory manager (16 bytes) isn't released in
+ FT_Done_FreeType!
+ * Using custom input streams, the copy of the original stream was
+ never released.
+
+ - Fixed the auto-hinter by performing automatic computation of the
+ `filling direction' of each glyph. This is done through a simple
+ and fast approximation, and seems to work (problems spotted by
+ Werner though). The Arphic fonts are a lot nicer though there are
+ still a lot of things to do to handle Asian fonts correctly.
+
+
+======================================================================
+
+BETA-8 (RELEASE CANDIDATE) CHANGES
+
+ - Deactivated the TrueType bytecode interpreter by default.
+
+ - Deactivated the `src/type1' font driver. Now `src/type1z' is used
+ by default.
+
+ - Updates to the build system. We now compile the library correctly
+ under Unix system through `configure' which is automatically
+ called on the first `make' invocation.
+
+ - Added the auto-hinting module! Fixing some bugs here and there.
+
+ - Found some bugs in the composite loader (seac) of the Type1-based
+ font drivers.
+
+ - Renamed the directory `freetype2/config' to `freetype2/builds' and
+ updated all relevant files.
+
+ - Found a memory leak in the `type1' driver.
+
+ - Incorporated Tom's patches to support flex operators correctly in
+ OpenType/CFF fonts. Now all I need is to support pure CFF and CEF
+ fonts to be done with this driver :-)
+
+ - Added the Windows FNT/FON driver in `src/winfonts'. For now, it
+ always `simulates' a Unicode charmap, so it shouldn't be
+ considered completed right now.
+
+ It is there to be more a proof of concept than anything else
+ anyway. The driver is a single C source file, that compiles to 3
+ Kb of code.
+
+ I'm still working on the PCF/BDF drivers, but I'm too lazy to
+ finish them now.
+
+ - CHANGES TO THE HIGH-LEVEL API
+
+ * FT_Get_Kerning has a new parameter that allows you to select the
+ coordinates of the kerning vector (font units, scaled, scaled +
+ grid-fitted).
+ * The outline functions are now in <freetype/ftoutln.h> and not
+ part of <freetype/freetype.h> anymore.
+ * <freetype/ftmodule.h> now contains declarations for
+ FT_New_Library, FT_Done_Library, FT_Add_Default_Modules.
+ * The so-called convenience functions have moved from `ftoutln.c'
+ to `ftglyph.c', and are thus available with this optional
+ component of the library. They are declared in
+ <freetype/ftglyph.h> now.
+ * Anti-aliased rendering is now the default for FT_Render_Glyph
+ (i.e. corresponds to render_mode == 0 == ft_render_mode_normal).
+ To generate a monochrome bitmap, use ft_render_mode_mono, or the
+ FT_LOAD_MONOCHROME flag in FT_Load_Glyph/FT_Load_Char.
+ FT_LOAD_ANTI_ALIAS is still defined, but values to 0.
+ * <freetype/freetype.h> now include <freetype/config/ftconfig.h>,
+ solving a few headaches :-)
+ * The type FT_GlyphSlotRec has now a `library' field.
+
+ - CHANGES TO THE `ftglyph.h' API
+
+ This API has been severely modified in order to make it simpler,
+ clearer, and more efficient. It certainly now looks like a real
+ `glyph factory' object, and allows client applications to manage
+ (i.e. transform, bbox and render) glyph images without ever
+ knowing their original format.
+
+ - Added support for CID-keyed fonts to the CFF driver. Maybe
+ support for pure CFF + CEF fonts should come in?
+
+ - Cleaned up source code in order to avoid two functions with the
+ same name. Also changed the names of the files in `type1z' from
+ `t1XXXX' to `z1XXXX' in order to avoid any conflicts.
+
+ `make multi' now works well :-)
+
+ Also removed the use of `cidafm' for now, even if the source files
+ are still there. This functionality will certainly go into a
+ specific module.
+
+ - ADDED SUPPORT FOR THE AUTO-HINTER
+
+ It works :-) I have a demo program which simply is a copy of
+ `ftview' that does a `FT_Add_Module(library,
+ &autohinter_module_class)' after library initialization, and Type
+ 1 & OpenType/CFF fonts are now hinted.
+
+ CID fonts are not hinted, as they include no charmap and the
+ auto-hinter doesn't include `generic' global metrics computations
+ yet.
+
+ Now, I need to release this thing to the FreeType 2 source.
+
+ - CHANGES TO THE RENDERER MODULES
+
+ The monochrome and smooth renderers are now in two distinct
+ directories, namely `src/raster1' and `src/smooth'. Note that the
+ old `src/renderer' is now gone.
+
+ I ditched the 5-gray-levels renderers. Basically, it involved a
+ simple #define toggle in 'src/raster1/ftraster.c'.
+
+ FT_Render_Glyph, FT_Outline_Render & FT_Outline_Get_Bitmap now
+ select the best renderer available, depending on render mode. If
+ the current renderer for a given glyph image format isn't capable
+ of supporting the render mode, another one will be found in the
+ library's list. This means that client applications do not need
+ to switch or set the renderers themselves (as in the latest
+ change), they'll get what they want automatically. At last.
+
+ Changed the demo programs accordingly.
+
+ - MAJOR INTERNAL REDESIGN:
+
+ A lot of internal modifications have been performed lately on the
+ source in order to provide the following enhancements:
+
+ * More generic module support:
+
+ The FT_Module type is now defined to represent a handle to a
+ given module. The file <freetype/ftmodule.h> contains the
+ FT_Module_Class definition, as well as the module-loading public
+ API.
+
+ The FT_Driver type is still defined, and still represents a
+ pointer to a font driver. Note that FT_Add_Driver is replaced
+ by FT_Add_Module, FT_Get_Driver by FT_Get_Module, etc.
+
+ * Support for generic glyph image types:
+
+ The FT_Renderer type is a pointer to a module used to perform
+ various operations on glyph image.
+
+ Each renderer is capable of handling images in a single format
+ (e.g. ft_glyph_format_outline). Its functions are used to:
+
+ - transform an glyph image
+ - render a glyph image into a bitmap
+ - return the control box (dimensions) of a given glyph image
+
+ The scan converters `ftraster.c' and `ftgrays.c' have been moved
+ to the new directory `src/renderer', and are used to provide two
+ default renderer modules.
+
+ One corresponds to the `standard' scan-converter, the other to
+ the `smooth' one.
+
+ he current renderer can be set through the new function
+ FT_Set_Renderer.
+
+ The old raster-related function FT_Set_Raster, FT_Get_Raster and
+ FT_Set_Raster_Mode have now disappeared, in favor of the new:
+
+ FT_Get_Renderer
+ FT_Set_Renderer
+
+ See the file <freetype/ftrender.h> for more details.
+
+ These changes were necessary to properly support different
+ scalable formats in the future, like bi-color glyphs, etc.
+
+ * Glyph loader object:
+
+ A new internal object, called a 'glyph loader' has been
+ introduced in the base layer. It is used by all scalable format
+ font drivers to load glyphs and composites.
+
+ This object has been created to reduce the code size of each
+ driver, as each one of them basically re-implemented its
+ functionality.
+
+ See <freetype/internal/ftobjs.h> and the FT_GlyphLoader type for
+ more information.
+
+ * FT_GlyphSlot has new fields:
+
+ In order to support extended features (see below), the
+ FT_GlyphSlot structure has a few new fields:
+
+ linearHoriAdvance:
+
+ This field gives the linearly scaled (i.e. scaled but
+ unhinted) advance width for the glyph, expressed as a 16.16
+ fixed pixel value. This is useful to perform WYSIWYG text.
+
+ linearVertAdvance:
+ This field gives the linearly scaled advance height for the
+ glyph (relevant in vertical glyph layouts only). This is
+ useful to perform WYSIWYG text.
+
+ Note that the two above field replace the removed `metrics2'
+ field in the glyph slot.
+
+ advance:
+ This field is a vector that gives the transformed advance for
+ the glyph. By default, it corresponds to the advance width,
+ unless FT_LOAD_VERTICAL_LAYOUT was specified when calling
+ FT_Load_Glyph or FT_Load_Char.
+
+ bitmap_left:
+ This field gives the distance in integer pixels from the
+ current pen position to the left-most pixel of a glyph image
+ IF IT IS A BITMAP. It is only valid when the `format' field
+ is set to `ft_glyph_format_bitmap', for example, after calling
+ the new function FT_Render_Glyph.
+
+ bitmap_top:
+ This field gives the distance in integer pixels from the
+ current pen position (located on the baseline) to the top-most
+ pixel of the glyph image IF IT IS A BITMAP. Positive values
+ correspond to upwards Y.
+
+ loader:
+ This is a new private field for the glyph slot. Client
+ applications should not touch it.
+
+
+ * Support for transforms and direct rendering in FT_Load_Glyph:
+
+ Most of the functionality found in <freetype/ftglyph.h> has been
+ moved to the core library. Hence, the following:
+
+ - A transform can be specified for a face through
+ FT_Set_Transform. this transform is applied by FT_Load_Glyph
+ to scalable glyph images (i.e. NOT TO BITMAPS) before the
+ function returns, unless the bit flag FT_LOAD_IGNORE_TRANSFORM
+ was set in the load flags.
+
+ - Once a glyph image has been loaded, it can be directly
+ converted to a bitmap by using the new FT_Render_Glyph
+ function. Note that this function takes the glyph image from
+ the glyph slot, and converts it to a bitmap whose properties
+ are returned in `face.glyph.bitmap', `face.glyph.bitmap_left'
+ and `face.glyph.bitmap_top'. The original native image might
+ be lost after the conversion.
+
+ - When using the new bit flag FT_LOAD_RENDER, the FT_Load_Glyph
+ and FT_Load_Char functions will call FT_Render_Glyph
+ automatically when needed.
+
+ - Reformatted all modules source code in order to get rid of the
+ basic data types redifinitions (i.e. `TT_Int' instead of `FT_Int',
+ `T1_Fixed' instead of `FT_Fixed'). Hence the format-specific
+ prefixes like `TT_', `T1_', `T2_' and `CID_' are only used for
+ relevant structures.
+
+
+======================================================================
+
+OLD CHANGES FOR BETA 7
+
+ - bug-fixed the OpenType/CFF parser. It now loads and displays my
+ two fonts nicely, but I'm pretty certain that more testing is
+ needed :-)
+
+ - fixed the crummy Type 1 hinter, it now handles accented characters
+ correctly (well, the accent is not always well placed, but that's
+ another problem..)
+
+ - added the CID-keyed Type 1 driver in `src/cid'. Works pretty well
+ for only 13 Kb of code ;-) Doesn't read AFM files though, nor the
+ really useful CMAP files..
+
+ - fixed two bugs in the smooth renderer (src/base/ftgrays.c).
+ Thanks to Boris Letocha for spotting them and providing a fix.
+
+ - fixed potential `divide by zero' bugs in ftcalc.c.
+
+ - added source code for the OpenType/CFF driver (still incomplete
+ though..)
+
+ - modified the SFNT driver slightly to perform more robust header
+ checks in TT_Load_SFNT_Header. This prevents certain font files
+ (e.g. some Type 1 Multiple Masters) from being incorrectly
+ `recognized' as TrueType font files..
+
+ - moved a lot of stuff from the TrueType driver to the SFNT module,
+ this allows greater code re-use between font drivers
+ (e.g. TrueType, OpenType, Compact-TrueType, etc..)
+
+ - added a tiny segment cache to the SFNT Charmap 4 decoder, in order
+ to minimally speed it up..
+
+ - added support for Multiple Master fonts in `type1z'. There is
+ also a new file named <freetype/ftmm.h> which defines functions to
+ manage them from client applications.
+
+ The new file `src/base/ftmm.c' is also optional to the engine..
+
+ - various formatting changes (e.g. EXPORT_DEF -> FT_EXPORT_DEF) +
+ small bug fixes in FT_Load_Glyph, the `type1' driver, etc..
+
+ - a minor fix to the Type 1 driver to let them apply the font matrix
+ correctly (used for many oblique fonts..)
+
+ - some fixes for 64-bit systems (mainly changing some FT_TRACE calls
+ to use %p instead of %lx). Thanks to Karl Robillard.
+
+ - fixed some bugs in the sbit loader (src/base/sfnt/ttsbit.c) +
+ added a new flag, FT_LOAD_CROP_BITMAP to query that bitmaps be
+ cropped when loaded from a file (maybe I should move the bitmap
+ cropper to the base layer ??).
+
+ - changed the default number of gray levels of the smooth renderer
+ to 256 (instead of the previous 128). Of course, the human eye
+ can't see any difference ;-)
+
+ - removed TT_MAX_SUBGLYPHS, there is no static limit on the number
+ of subglyphs in a TrueType font now..
+
+
+======================================================================
+
+OLD CHANGES 16 May 2000
+
+ - tagged `BETA-6' in the CVS tree. This one is a serious release
+ candidate even though it doesn't incorporate the auto-hinter yet..
+
+ - various obsolete files were removed, and copyright header updated
+
+ - finally updated the standard raster to fix the monochrome
+ rendering bug + re-enable support for 5-gray levels anti-aliasing
+ (suck, suck..)
+
+ - created new header files, and modified sources accordingly:
+
+ <freetype/fttypes.h>
+ - simple FreeType types, without the API
+ <freetype/internal/ftmemory.h>
+ - definition of memory-management macros
+
+ - added the `DSIG' (OpenType Digital Signature) tag to
+ <freetype/tttags.h>
+
+ - light update/cleaning of the build system + changes to the sources
+ in order to get rid of _all_ compiler warnings with three
+ compilers, i.e:
+
+ gcc with `-ansi -pedantic -Wall -W', Visual C++ with `/W3 /WX' and
+ LCC
+
+ IMPORTANT NOTE FOR WIN32-LCC USERS:
+ |
+ | It seems the C pre-processor that comes with LCC is broken, it
+ | doesn't recognize the ANSI standard directives # and ##
+ | correctly when one of the argument is a macro. Also,
+ | something like:
+ |
+ | #define F(x) print##x
+ |
+ | F(("hello"))
+ |
+ | will get incorrectly translated to:
+ |
+ | print "hello")
+ |
+ | by its pre-processor. For this reason, you simply cannot build
+ | FreeType 2 in debug mode with this compiler..
+
+ - yet another massive grunt work. I've changed the definition of
+ the EXPORT_DEF, EXPORT_FUNC, BASE_DEF & BASE_FUNC macros. These
+ now take an argument, which is the function's return value type.
+
+ This is necessary to compile FreeType as a DLL on Windows and
+ OS/2. Depending on the compiler used, a compiler-specific keyword
+ like __export or __system must be placed before (VisualC++) or
+ after (BorlandC++) the type..
+
+ Of course, this needed a lot of changes throughout the source code
+ to make it compile again... All cleaned up now, apparently..
+
+ Note also that there is a new EXPORT_VAR macro defined to allow
+ the _declaration_ of an exportable public (constant)
+ variable. This is the case of the raster interfaces (see
+ ftraster.h and ftgrays.h), as well as each module's interface (see
+ sfdriver.h, psdriver.h, etc..)
+
+ - new feature: it is now possible to pass extra parameters to font
+ drivers when creating a new face object. For now,
+ this capability is unused. It could however prove to
+ be useful in a near future..
+
+ the FT_Open_Args structure was changes, as well as the internal
+ driver interface (the specific `init_face' module function has
+ now a different signature).
+
+ - updated the tutorial (not finished though).
+
+ - updated the top-level BUILD document
+
+ - fixed a potential memory leak that could occur when loading
+ embedded bitmaps.
+
+ - added the declaration of FT_New_Memory_Face in
+ <freetype/freetype.h>, as it was missing from the public header
+ (the implementation was already in `ftobjs.c').
+
+ - the file <freetype/fterrors.h> has been seriously updated in order
+ to allow the automatic generation of error message tables. See
+ the comments within it for more information.
+
+ - major directory hierarchy re-organisation. This was done for two
+ things:
+
+ * first, to ease the `manual' compilation of the library by
+ requiring at lot less include paths :-)
+
+ * second, to allow external programs to effectively access
+ internal data fields. For example, this can be extremely
+ useful if someone wants to write a font producer or a font
+ manager on top of FreeType.
+
+ Basically, you should now use the 'freetype/' prefix for header
+ inclusion, as in:
+
+ #include <freetype/freetype.h>
+ #include <freetype/ftglyph.h>
+
+ Some new include sub-directories are available:
+
+ a. the `freetype/config' directory, contains two files used to
+ configure the build of the library. Client applications
+ should not need to look at these normally, but they can if
+ they want.
+
+ #include <freetype/config/ftoption.h>
+ #include <freetype/config/ftconfig.h>
+
+ b. the `freetype/internal' directory, contains header files that
+ describes library internals. These are the header files that
+ were previously found in the `src/base' and `src/shared'
+ directories.
+
+
+ As usual, the build system and the demos have been updated to
+ reflect the change..
+
+ Here's a layout of the new directory hierarchy:
+
+ TOP_DIR
+ include/
+ freetype/
+ freetype.h
+ ...
+ config/
+ ftoption.h
+ ftconfig.h
+ ftmodule.h
+
+ internal/
+ ftobjs.h
+ ftstream.h
+ ftcalc.h
+ ...
+
+ src/
+ base/
+ ...
+
+ sfnt/
+ psnames/
+ truetype/
+ type1/
+ type1z/
+
+
+ Compiling a module is now much easier, for example, the following
+ should work when in the TOP_DIR directory on an ANSI build:
+
+ gcc -c -I./include -I./src/base src/base/ftbase.c
+ gcc -c -I./include -I./src/sfnt src/sfnt/sfnt.c
+ etc..
+
+ (of course, using -Iconfig/<system> if you provide system-specific
+ configuration files).
+
+ - updated the structure of FT_Outline_Funcs in order to allow direct
+ coordinate scaling within the outline decomposition routine (this
+ is important for virtual `on' points with TrueType outlines) +
+ updates to the rasters to support this..
+
+ - updated the OS/2 table loading code in `src/sfnt/ttload.c' in
+ order to support version 2 of the table (see OpenType 1.2 spec)
+
+ - created `include/tttables.h' and `include/t1tables.h' to allow
+ client applications to access some of the SFNT and T1 tables of a
+ face with a procedural interface (see `FT_Get_Sfnt_Table') +
+ updates to internal source files to reflect the change..
+
+ - some cleanups in the source code to get rid of warnings when
+ compiling with the `-Wall -W -ansi -pedantic' options in gcc.
+
+ - debugged and moved the smooth renderer to `src/base/ftgrays.c' and
+ its header to `include/ftgrays.h'
+
+ - updated TT_MAX_SUBGLYPHS to 96 as some CJK fonts have composites
+ with up to 80 sub-glyphs !! Thanks to Werner
+
+
+======================================================================
+
+OLD CHANGES - 14-apr-2000
+
+ - fixed a bug in the TrueType glyph loader that prevented the
+ correct loading of some CJK glyphs in mingli.ttf
+
+ - improved the standard Type 1 hinter in `src/type1'
+
+ - fixed two bugs in the experimental Type 1 driver in `src/type1z'
+ to handle the new XFree86 4.0 fonts (and a few other ones..)
+
+ - the smooth renderer is now complete and supports sub-banding to
+ render large glyphs at high speed. However, it is still located
+ in `demos/src/ftgrays.c' and should move to the library itself in
+ the next beta. NOTE: The smooth renderer doesn't compile in
+ stand-alone mode anymore, but this should be fixed RSN..
+
+ - introduced convenience functions to more easily deal with glyph
+ images, see `include/ftglyph.h' for more details, as well as the
+ new demo program named `demos/src/ftstring.c' that demonstrates
+ its use
+
+ - implemented FT_LOAD_NO_RECURSE in both the TrueType and Type 1
+ drivers (this is required by the auto-hinter to improve its
+ results).
+
+ - changed the raster interface, in order to allow client
+ applications to provide their own span-drawing callbacks.
+ However, only the smooth renderer supports this. See
+ `FT_Raster_Params' in the file `include/ftimage.h'.
+
+ - fixed a small bug in FT_MulFix that caused incorrect transform
+ computation!
+
+ - Note: The tutorial is out-of-date.
+
+
+======================================================================
+
+OLD CHANGES - 12-mar-2000
+
+ - changed the layout of configuration files : now, all ANSI
+ configuration files are located in
+ `freetype2/config'. System-specific over-rides can be placed in
+ `freetype2/config/<system>'.
+
+ - moved all configuration macros to `config/ftoption.h'
+
+ - improvements in the Type 1 driver with AFM support
+
+ - changed the fields in the FT_Outline structure : the old `flags'
+ array is re-named `tags', while all ancient flags are encoded into
+ a single unsigned int named `flags'.
+
+ - introduced new flags in FT_Outline.flags (see
+ ft_outline_.... enums in `ftimage.h').
+
+ - changed outline functions to `FT_Outline_<action>' syntax
+
+ - added a smooth anti-alias renderer to the demonstration programs
+
+ - added Mac graphics driver (thanks Just)
+
+ - FT_Open_Face changed in order to received a pointer to a
+ FT_Open_Args descriptor..
+
+ - various cleanups, a few more API functions implemented (see
+ FT_Attach_File)
+
+ - updated some docs
+
+
+======================================================================
+
+OLD CHANGES - 22-feb-2000
+
+ - introduced the `psnames' module. It is used to:
+
+ o convert a Postscript glyph name into the equivalent Unicode
+ character code (used by the Type 1 driver(s) to synthesize on
+ the fly a Unicode charmap).
+
+ o provide an interface to retrieve the Postscript names of the
+ Macintosh, Adobe Standard & Adobe Expert character codes.
+ (the Macintosh names are used by the SFNT-module postscript
+ names support routines, while the other two tables are used by
+ the Type 1 driver(s)).
+
+ - introduced the `type1z' alternate Type 1 driver. This is a (still
+ experimental) driver for the Type 1 format that will ultimately
+ replace the one in `src/type1'. It uses pattern matching to load
+ data from the font, instead of a finite state analyzer. It works
+ much better than the `old' driver with `broken' fonts. It is also
+ much smaller (under 15 Kb).
+
+ - the Type 1 drivers (both in `src/type1' and `src/type1z') are
+ nearly complete. They both provide automatic Unicode charmap
+ synthesis through the `psnames' module. No re-encoding vector is
+ needed. (note that they still leak memory due to some code
+ missing, and I'm getting lazy).
+
+ Trivial AFM support has been added to read kerning information but
+ wasn't exactly tested as it should ;-)
+
+ - The TrueType glyph loader has been seriously rewritten (see the
+ file `src/truetype/ttgload.c'. It is now much, much simpler as
+ well as easier to read, maintain and understand :-) Preliminary
+ versions introduced a memory leak that has been reported by Jack
+ Davis, and is now fixed..
+
+ - introduced the new `ft_glyph_format_plotter', used to represent
+ stroked outlines like Windows `Vector' fonts, and certain Type 1
+ fonts like `Hershey'. The corresponding raster will be written
+ soon.
+
+ - FT_New_Memory_Face is gone. Likewise, FT_Open_Face has a new
+ interface that uses a structure to describe the input stream, the
+ driver (if required), etc..
+
+
+TODO
+
+ - Write FT_Get_Glyph_Bitmap and FT_Load_Glyph_Bitmap
+
+ - Add a function like FT_Load_Character(face, char_code, load_flags)
+ that would really embed a call to FT_Get_Char_Index then
+ FT_Load_Glyph to ease developer's work.
+
+ - Update the tutorial!
+
+ - consider adding support for Multiple Master fonts in the Type 1
+ drivers.
+
+ - Test the AFM routines of the Type 1 drivers to check that kerning
+ information is returned correctly.
+
+ - write a decent auto-gridding component !! We need this to release
+ FreeType 2.0 gold !
+
+
+less urgent needs:
+
+ - add a CFF/Type2 driver
+ - add a BDF driver
+ - add a FNT/PCF/HBF driver
+ - add a Speedo driver from the X11 sources
+
+
+======================================================================
+
+OLDER CHANGES - 27-jan-2000
+
+ - updated the `sfnt' module interface to allow several SFNT-based
+ drivers to co-exist peacefully
+
+ - updated the `T1_Face' type to better separate Postscript font
+ content from the rest of the FT_Face structure. Might be used
+ later by the CFF/Type2 driver..
+
+ - added an experimental replacement Type 1 driver featuring advanced
+ (and speedy) pattern matching to retrieve the data from postscript
+ fonts.
+
+ - very minor changes in the implementation of FT_Set_Char_Size and
+ FT_Set_Pixel_Sizes (they now implement default to lighten the font
+ driver's code).
+
+
+======================================================================
+
+OLD MESSAGE
+
+This file summarizes the changes that occurred since the last `beta'
+of FreeType 2. Because the list is important, it has been divided into
+separate sections:
+
+Table Of Contents:
+
+ I High-Level Interface (easier !)
+ II Directory Structure
+ III Glyph Image Formats
+ IV Build System
+ V Portability
+ VI Font Drivers
+
+
+----------------------------------------------------------------------
+
+High-Level Interface:
+
+ The high-level API has been considerably simplified. Here is how:
+
+ - resource objects have disappeared. this means that face objects
+ can now be created with a single function call (see FT_New_Face
+ and FT_Open_Face)
+
+ - when calling either FT_New_Face & FT_Open_Face, a size object
+ and a glyph slot object are automatically created for the face,
+ and can be accessed through `face->glyph' and `face->size' if
+ one really needs to. In most cases, there's no need to call
+ FT_New_Size or FT_New_Glyph.
+
+ - similarly, FT_Load_Glyph now only takes a `face' argument
+ (instead of a glyph slot and a size). Also, its `result'
+ parameter is gone, as the glyph image type is returned in the
+ field `face->glyph.format'
+
+ - the list of available charmaps is directly accessible through
+ `face->charmaps', counting `face->num_charmaps' elements. Each
+ charmap has an 'encoding' field which specifies which known
+ encoding it deals with. Valid values are, for example:
+
+ ft_encoding_unicode (for ASCII, Latin-1 and Unicode)
+ ft_encoding_apple_roman
+ ft_encoding_sjis
+ ft_encoding_adobe_standard
+ ft_encoding_adobe_expert
+
+ other values may be added in the future. Each charmap still
+ holds its `platform_id' and `encoding_id' values in case the
+ encoding is too exotic for the current library
+
+
+----------------------------------------------------------------------
+
+Directory Structure:
+
+ Should seem obvious to most of you:
+
+ freetype/
+ config/ -- configuration sub-makefiles
+ ansi/
+ unix/ -- platform-specific configuration files
+ win32/
+ os2/
+ msdos/
+
+ include/ -- public header files, those to be included
+ directly by client apps
+
+ src/ -- sources of the library
+ base/ -- the base layer
+ sfnt/ -- the sfnt `driver' (see the drivers section
+ below)
+ truetype/ -- the truetype driver
+ type1/ -- the type1 driver
+ shared/ -- some header files shared between drivers
+
+ demos/ -- demos/tools
+
+ docs/ -- documentation (a bit empty for now)
+
+
+----------------------------------------------------------------------
+
+Glyph Image Formats:
+
+ Drivers are now able to register new glyph image formats within the
+ library. For now, the base layer supports of course bitmaps and
+ vector outlines, but one could imagine something different like
+ colored bitmaps, bi-color vectors or whatever else (Metafonts anyone
+ ??).
+
+ See the file `include/ftimage.h'. Note also that the type
+ FT_Raster_Map is gone, and is now replaced by FT_Bitmap, which
+ should encompass all known bitmap types.
+
+ Each new image format must provide at least one `raster', i.e. a
+ module capable of transforming the glyph image into a bitmap. It's
+ also possible to change the default raster used for a given glyph
+ image format.
+
+ The default outline scan-converter now uses 128 levels of grays by
+ default, which tends to smooth many things. Note that the demo
+ programs have been updated significantly in order to display these..
+
+
+----------------------------------------------------------------------
+
+Build system:
+
+ You still need GNU Make to build the library. The build system has
+ been very seriously re-vamped in order to provide things like :
+
+ - automatic host platform detection (reverting to 'config/ansi' if
+ it is not detected, with pseudo-standard compilation flags)
+
+ - the ability to compile from the Makefiles with very different and
+ exotic compilers. Note that linking the library can be difficult
+ for some platforms.
+
+ For example, the file `config/win32/lcclib.bat' is invoked by the
+ build system to create the `.lib' file with LCC-Win32 because its
+ librarian has too many flaws to be invoked directly from the
+ Makefile.
+
+ Here's how it works:
+
+ - the first time you type `make', the build system runs a series of
+ sub-makefiles in order to detect your host platform. It then
+ dumps what it found, and creates a file called `config.mk' in the
+ current directory. This is a sub-Makefile used to define many
+ important Make variables used to build the library.
+
+ - the second time, the build system detects the `config.mk' then use
+ it to build the library. All object files go into 'obj' by
+ default, as well as the library file, but this can easily be
+ changed.
+
+ Note that you can run `make setup' to force another host platform
+ detection even if a `config.mk' is present in the current
+ directory. Another solution is simply to delete the file, then
+ re-run make.
+
+ Finally, the default compiler for all platforms is gcc (for now,
+ this will hopefully changed in the future). You can however specify
+ a different compiler by specifying it after the 'setup' target as
+ in:
+
+ gnumake setup lcc on Win32 to use the LCC compiler
+ gnumake setup visualc on Win32 to use Visual C++
+
+ See the file `config/<system>/detect.mk' for a list of supported
+ compilers for your platforms.
+
+ It should be relatively easy to write new detection rules files and
+ config.mk..
+
+ Finally, to build the demo programs, go to `demos' and launch GNU
+ Make, it will use the `config.mk' in the top directory to build the
+ test programs..
+
+
+----------------------------------------------------------------------
+
+Portability:
+
+ In the previous beta, a single FT_System object was used to
+ encompass all low-level operations like thread synchronisation,
+ memory management and i/o access. This has been greatly simplified:
+
+ - thread synchronisation has been dropped, for the simple reason
+ that the library is already re-entrant, and that if you really
+ need two threads accessing the same FT_Library, you should
+ really synchronize access to it yourself with a simple mutex.
+
+ - memory management is performed through a very simple object
+ called `FT_Memory', which really is a table containing a table
+ of pointers to functions like malloc, realloc and free as well
+ as some user data (closure).
+
+ - resources have disappeared (they created more problems than they
+ solved), and i/o management have been simplified greatly as a
+ result. Streams are defined through FT_Stream objects, which
+ can be either memory-based or disk-based.
+
+ Note that each face has its own stream, which is closed only
+ when the face object is destroyed. Hence, a function like
+ TT_Flush_Face in 1.x cannot be directly supported. However, if
+ you really need something like this, you can easily tailor your
+ own streams to achieve the same feature at a lower level (and
+ use FT_Open_Face instead of FT_New_Face to create the face).
+
+ See the file `include/ftsystem.h' for more details, as well as the
+ implementations found in `config/unix' and `config/ansi'.
+
+
+----------------------------------------------------------------------
+
+Font Drivers:
+
+ The Font Driver interface has been modified in order to support
+ extensions & versioning.
+
+
+ The list of the font drivers that are statically linked to the
+ library at compile time is managed through a new configuration file
+ called `config/<platform>/ftmodule.h'.
+
+ This file is autogenerated when invoking `make modules'. This
+ target will parse all sub-directories of 'src', looking for a
+ `module.mk' rules file, used to describe the driver to the build
+ system.
+
+ Hence, one should call `make modules' each time a font driver is
+ added or removed from the `src' directory.
+
+ Finally, this version provides a `pseudo-driver' in `src/sfnt'.
+ This driver doesn't support font files directly, but provides
+ services used by all TrueType-like font drivers. Hence, its code is
+ shared between the TrueType & OpenType font formats, and possibly
+ more formats to come if we're lucky..
+
+
+----------------------------------------------------------------------
+
+Extensions support:
+
+ The extensions support is inspired by the one found in 1.x.
+
+ Now, each font driver has its own `extension registry', which lists
+ which extensions are available for the font faces managed by the
+ driver.
+
+ Extension ids are now strings, rather than 4-byte tags, as this is
+ usually more readable.
+
+ Each extension has:
+ - some data, associated to each face object
+ - an interface (table of function pointers)
+
+ An extension that is format-specific should simply register itself
+ to the correct font driver. Here is some example code:
+
+ // Registering an extensions
+ //
+ FT_Error FT_Init_XXXX_Extension( FT_Library library )
+ {
+ FT_DriverInterface* tt_driver;
+
+ driver = FT_Get_Driver( library, "truetype" );
+ if (!driver) return FT_Err_Unimplemented_Feature;
+
+ return FT_Register_Extension( driver, &extension_class );
+ }
+
+
+ // Implementing the extensions
+ //
+ FT_Error FT_Proceed_Extension_XXX( FT_Face face )
+ {
+ FT_XXX_Extension ext;
+ FT_XXX_Extension_Interface ext_interface;
+
+ ext = FT_Get_Extension( face, "extensionid", &ext_interface );
+ if (!ext) return error;
+
+ return ext_interface->do_it(ext);
+ }
+
+------------------------------------------------------------------------
+
+Copyright 2000-2012 by
+David Turner, Robert Wilhelm, and Werner Lemberg.
+
+This file is part of the FreeType project, and may only be used,
+modified, and distributed under the terms of the FreeType project
+license, LICENSE.TXT. By continuing to use, modify, or distribute this
+file you indicate that you have read the license and understand and
+accept it fully.
+
+
+Local Variables:
+version-control: never
+coding: utf-8
+End:
+
+--- end of CHANGES ---
--- /dev/null
+How to customize the compilation of the library
+===============================================
+
+ FreeType is highly customizable to fit various needs, and this
+ document describes how it is possible to select options and
+ components at compilation time.
+
+
+I. Configuration macros
+
+ The file found in `include/freetype/config/ftoption.h' contains a
+ list of commented configuration macros that can be toggled by
+ developers to indicate which features should be active while
+ building the library.
+
+ These options range from debug level to availability of certain
+ features, like native TrueType hinting through a bytecode
+ interpreter.
+
+ We invite you to read this file for more information. You can
+ change the file's content to suit your needs, or override it with
+ one of the techniques described below.
+
+
+II. Modules list
+
+ If you use GNU make please edit the top-level file `modules.cfg'.
+ It contains a list of available FreeType modules and extensions to
+ be compiled. Change it to suit your own preferences. Be aware that
+ certain modules depend on others, as described in the file. GNU
+ make uses `modules.cfg' to generate `ftmodule.h' (in the object
+ directory).
+
+ If you don't use GNU make you have to manually edit the file
+ `include/freetype/config/ftmodule.h' (which is *not* used with if
+ compiled with GNU make) to add or remove the drivers and components
+ you want to compile into the library. See `INSTALL.ANY' for more
+ information.
+
+
+III. System interface
+
+ FreeType's default interface to the system (i.e., the parts that
+ deal with memory management and i/o streams) is located in
+ `src/base/ftsystem.c'.
+
+ The current implementation uses standard C library calls to manage
+ memory and to read font files. It is however possible to write
+ custom implementations to suit specific systems.
+
+ To tell the GNU Make-based build system to use a custom system
+ interface, you have to define the environment variable FTSYS_SRC to
+ point to the relevant implementation:
+
+ on Unix:
+
+ ./configure <your options>
+ export FTSYS_SRC=foo/my_ftsystem.c
+ make
+ make install
+
+ on Windows:
+
+ make setup <compiler>
+ set FTSYS_SRC=foo/my_ftsystem.c
+ make
+
+
+IV. Overriding default configuration and module headers
+
+ It is possible to override the default configuration and module
+ headers without changing the original files. There are three ways
+ to do that:
+
+
+ 1. With GNU make
+
+ [This is actually a combination of method 2 and 3.]
+
+ Just put your custom `ftoption.h' file into the objects directory
+ (normally `<topdir>/objs'), which GNU make prefers over the
+ standard location. No action is needed for `ftmodule.h' because
+ it is generated automatically in the objects directory.
+
+
+ 2. Using the C include path
+
+ Use the C include path to ensure that your own versions of the
+ files are used at compile time when the lines
+
+ #include FT_CONFIG_OPTIONS_H
+ #include FT_CONFIG_MODULES_H
+
+ are compiled. Their default values being
+ <freetype/config/ftoption.h> and <freetype/config/ftmodule.h>, you
+ can do something like:
+
+ custom/
+ freetype/
+ config/
+ ftoption.h => custom options header
+ ftmodule.h => custom modules list
+
+ include/ => normal FreeType 2 include
+ freetype/
+ ...
+
+ then change the C include path to always give the path to `custom'
+ before the FreeType 2 `include'.
+
+
+ 3. Redefining FT_CONFIG_OPTIONS_H and FT_CONFIG_MODULES_H
+
+ Another way to do the same thing is to redefine the macros used to
+ name the configuration headers. To do so, you need a custom
+ `ft2build.h' whose content can be as simple as:
+
+ #ifndef __FT2_BUILD_MY_PLATFORM_H__
+ #define __FT2_BUILD_MY_PLATFORM_H__
+
+ #define FT_CONFIG_OPTIONS_H <custom/my-ftoption.h>
+ #define FT_CONFIG_MODULES_H <custom/my-ftmodule.h>
+
+ #include <freetype/config/ftheader.h>
+
+ #endif /* __FT2_BUILD_MY_PLATFORM_H__ */
+
+ Place those files in a separate directory, e.g.,
+
+ custom/
+ ft2build.h => custom version described above
+ my-ftoption.h => custom options header
+ my-ftmodule.h => custom modules list header
+
+ and change the C include path to ensure that `custom' is always
+ placed before the FT2 `include' during compilation.
+
+----------------------------------------------------------------------
+
+Copyright 2003, 2005, 2006 by
+David Turner, Robert Wilhelm, and Werner Lemberg.
+
+This file is part of the FreeType project, and may only be used,
+modified, and distributed under the terms of the FreeType project
+license, LICENSE.TXT. By continuing to use, modify, or distribute
+this file you indicate that you have read the license and understand
+and accept it fully.
+
+
+--- end of CUSTOMIZE ---
--- /dev/null
+Debugging within the FreeType sources
+=====================================
+
+I. Configuration macros
+-----------------------
+
+There are several ways to enable debugging features in a FreeType 2
+builds. This is controlled through the definition of special macros
+located in the file `ftoptions.h'. The macros are:
+
+
+ FT_DEBUG_LEVEL_ERROR
+
+ #define this macro if you want to compile the FT_ERROR macro calls
+ to print error messages during program execution. This will not
+ stop the program. Very useful to spot invalid fonts during
+ development and to code workarounds for them.
+
+ FT_DEBUG_LEVEL_TRACE
+
+ #define this macro if you want to compile both macros FT_ERROR and
+ FT_TRACE. This also includes the variants FT_TRACE0, FT_TRACE1,
+ FT_TRACE2, ..., FT_TRACE7.
+
+ The trace macros are used to send debugging messages when an
+ appropriate `debug level' is configured at runtime through the
+ FT2_DEBUG environment variable (more on this later).
+
+ FT_DEBUG_MEMORY
+
+ If this macro is #defined, the FreeType engine is linked with a
+ small but effective debugging memory manager that tracks all
+ allocations and frees that are performed within the font engine.
+
+ When the FT2_DEBUG_MEMORY environment variable is defined at
+ runtime, a call to FT_Done_FreeType will dump memory statistics,
+ including the list of leaked memory blocks with the source locations
+ where these were allocated. It is always a very good idea to define
+ this in development builds. This works with _any_ program linked to
+ FreeType, but requires a big deal of memory (the debugging memory
+ manager never frees the blocks to the heap in order to detect double
+ frees).
+
+ When FT2_DEBUG_MEMORY isn't defined at runtime, the debugging memory
+ manager is ignored, and performance is unaffected.
+
+
+II. Debugging macros
+--------------------
+
+Several macros can be used within the FreeType sources to help debugging
+its code:
+
+
+ 1. FT_ERROR(( ... ))
+
+ This macro is used to send debug messages that indicate relatively
+ serious errors (like broken font files), but will not stop the
+ execution of the running program. Its code is compiled only when
+ either FT_DEBUG_LEVEL_ERROR or FT_DEBUG_LEVEL_TRACE are defined in
+ `ftoption.h'.
+
+ Note that you have to use a printf-like signature, but with double
+ parentheses, like in
+
+ FT_ERROR(( "your %s is not %s\n", "foo", "bar" ));
+
+
+ 2. FT_ASSERT( condition )
+
+ This macro is used to check strong assertions at runtime. If its
+ condition isn't TRUE, the program will abort with a panic message.
+ Its code is compiled when either FT_DEBUG_LEVEL_ERROR or
+ FT_DEBUG_LEVEL_TRACE are defined. You don't need double parentheses
+ here. For example
+
+ FT_ASSERT( ptr != NULL );
+
+
+ 3. FT_TRACE( level, (message...) )
+
+ The FT_TRACE macro is used to send general-purpose debugging
+ messages during program execution. This macro uses an *implicit*
+ macro named FT_COMPONENT used to name the current FreeType component
+ being run.
+
+ The developer should always define FT_COMPONENT as appropriate, for
+ example as in
+
+ #undef FT_COMPONENT
+ #define FT_COMPONENT trace_io
+
+ The value of the FT_COMPONENT macro is an enumeration named
+ trace_XXXX where XXXX is one of the component names defined in the
+ internal file `freetype/internal/fttrace.h'. If you modify FreeType
+ source and insert new trace_XXXX macro, you must register it in
+ fttrace.h. If you insert or remove many trace macros, you can check
+ the undefined or the unused trace macro by src/tools/chktrcmp.py.
+
+ Each such component is assigned a `debug level', ranging from 0
+ to 7, through the use of the FT2_DEBUG environment variable
+ (described below) when a program linked with FreeType starts.
+
+ When FT_TRACE is called, its level is compared to the one of the
+ corresponding component. Messages with trace levels *higher* than
+ the corresponding component level are filtered and never printed.
+
+ This means that trace messages with level 0 are always printed,
+ those with level 2 are only printed when the component level is *at
+ least* 2.
+
+ The second parameter to FT_TRACE must contain parentheses and
+ correspond to a printf-like call, as in
+
+ FT_TRACE( 2, ( "your %s is not %s\n", "foo", "bar" ) )
+
+ The shortcut macros FT_TRACE0, FT_TRACE1, FT_TRACE2, ..., FT_TRACE7
+ can be used with constant level indices, and are much cleaner to
+ use, as in
+
+ FT_TRACE2(( "your %s is not %s\n", "foo", "bar" ));
+
+
+III. Environment variables
+--------------------------
+
+The following environment variables control debugging output and
+behaviour of FreeType at runtime.
+
+
+ FT2_DEBUG
+
+ This variable is only used when FreeType is built with
+ FT_DEBUG_LEVEL_TRACE defined. It contains a list of component level
+ definitions, following this format:
+
+ component1:level1 component2:level2 component3:level3 ...
+
+ where `componentX' is the name of a tracing component, as defined in
+ `fttrace.h', but without the `trace_' prefix. `levelX' is the
+ corresponding level to use at runtime.
+
+ `any' is a special component name that will be interpreted as
+ `any/all components'. For example, the following definitions
+
+ set FT2_DEBUG=any:2 memory:5 io:4 (on Windows)
+ export FT2_DEBUG="any:2 memory:5 io:4" (on Linux with bash)
+
+ both stipulate that all components should have level 2, except for
+ the memory and io components which will be set to trace levels 5 and
+ 4, respectively.
+
+
+ FT2_DEBUG_MEMORY
+
+ This environment variable, when defined, tells FreeType to use a
+ debugging memory manager that will track leaking memory blocks as
+ well as other common errors like double frees. It is also capable
+ of reporting _where_ the leaking blocks were allocated, which
+ considerably saves time when debugging new additions to the library.
+
+ This code is only compiled when FreeType is built with the
+ FT_DEBUG_MEMORY macro #defined in `ftoption.h' though, it will be
+ ignored in other builds.
+
+
+ FT2_ALLOC_TOTAL_MAX
+
+ This variable is ignored if FT2_DEBUG_MEMORY is not defined. It
+ allows you to specify a maximum heap size for all memory allocations
+ performed by FreeType. This is very useful to test the robustness
+ of the font engine and programs that use it in tight memory
+ conditions.
+
+ If it is undefined, or if its value is not strictly positive, then
+ no allocation bounds are checked at runtime.
+
+
+ FT2_ALLOC_COUNT_MAX
+
+ This variable is ignored if FT2_DEBUG_MEMORY is not defined. It
+ allows you to specify a maximum number of memory allocations
+ performed by FreeType before returning the error
+ FT_Err_Out_Of_Memory. This is useful for debugging and testing the
+ engine's robustness.
+
+ If it is undefined, or if its value is not strictly positive, then
+ no allocation bounds are checked at runtime.
+
+------------------------------------------------------------------------
+
+Copyright 2002, 2003, 2004, 2005, 2009 by
+David Turner, Robert Wilhelm, and Werner Lemberg.
+
+This file is part of the FreeType project, and may only be used,
+modified, and distributed under the terms of the FreeType project
+license, LICENSE.TXT. By continuing to use, modify, or distribute this
+file you indicate that you have read the license and understand and
+accept it fully.
+
+
+--- end of DEBUG ---
--- /dev/null
+ The FreeType Project LICENSE
+ ----------------------------
+
+ 2006-Jan-27
+
+ Copyright 1996-2002, 2006 by
+ David Turner, Robert Wilhelm, and Werner Lemberg
+
+
+
+Introduction
+============
+
+ The FreeType Project is distributed in several archive packages;
+ some of them may contain, in addition to the FreeType font engine,
+ various tools and contributions which rely on, or relate to, the
+ FreeType Project.
+
+ This license applies to all files found in such packages, and
+ which do not fall under their own explicit license. The license
+ affects thus the FreeType font engine, the test programs,
+ documentation and makefiles, at the very least.
+
+ This license was inspired by the BSD, Artistic, and IJG
+ (Independent JPEG Group) licenses, which all encourage inclusion
+ and use of free software in commercial and freeware products
+ alike. As a consequence, its main points are that:
+
+ o We don't promise that this software works. However, we will be
+ interested in any kind of bug reports. (`as is' distribution)
+
+ o You can use this software for whatever you want, in parts or
+ full form, without having to pay us. (`royalty-free' usage)
+
+ o You may not pretend that you wrote this software. If you use
+ it, or only parts of it, in a program, you must acknowledge
+ somewhere in your documentation that you have used the
+ FreeType code. (`credits')
+
+ We specifically permit and encourage the inclusion of this
+ software, with or without modifications, in commercial products.
+ We disclaim all warranties covering The FreeType Project and
+ assume no liability related to The FreeType Project.
+
+
+ Finally, many people asked us for a preferred form for a
+ credit/disclaimer to use in compliance with this license. We thus
+ encourage you to use the following text:
+
+ """
+ Portions of this software are copyright © <year> The FreeType
+ Project (www.freetype.org). All rights reserved.
+ """
+
+ Please replace <year> with the value from the FreeType version you
+ actually use.
+
+
+Legal Terms
+===========
+
+0. Definitions
+--------------
+
+ Throughout this license, the terms `package', `FreeType Project',
+ and `FreeType archive' refer to the set of files originally
+ distributed by the authors (David Turner, Robert Wilhelm, and
+ Werner Lemberg) as the `FreeType Project', be they named as alpha,
+ beta or final release.
+
+ `You' refers to the licensee, or person using the project, where
+ `using' is a generic term including compiling the project's source
+ code as well as linking it to form a `program' or `executable'.
+ This program is referred to as `a program using the FreeType
+ engine'.
+
+ This license applies to all files distributed in the original
+ FreeType Project, including all source code, binaries and
+ documentation, unless otherwise stated in the file in its
+ original, unmodified form as distributed in the original archive.
+ If you are unsure whether or not a particular file is covered by
+ this license, you must contact us to verify this.
+
+ The FreeType Project is copyright (C) 1996-2000 by David Turner,
+ Robert Wilhelm, and Werner Lemberg. All rights reserved except as
+ specified below.
+
+1. No Warranty
+--------------
+
+ THE FREETYPE PROJECT IS PROVIDED `AS IS' WITHOUT WARRANTY OF ANY
+ KIND, EITHER EXPRESS OR IMPLIED, INCLUDING, BUT NOT LIMITED TO,
+ WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ PURPOSE. IN NO EVENT WILL ANY OF THE AUTHORS OR COPYRIGHT HOLDERS
+ BE LIABLE FOR ANY DAMAGES CAUSED BY THE USE OR THE INABILITY TO
+ USE, OF THE FREETYPE PROJECT.
+
+2. Redistribution
+-----------------
+
+ This license grants a worldwide, royalty-free, perpetual and
+ irrevocable right and license to use, execute, perform, compile,
+ display, copy, create derivative works of, distribute and
+ sublicense the FreeType Project (in both source and object code
+ forms) and derivative works thereof for any purpose; and to
+ authorize others to exercise some or all of the rights granted
+ herein, subject to the following conditions:
+
+ o Redistribution of source code must retain this license file
+ (`FTL.TXT') unaltered; any additions, deletions or changes to
+ the original files must be clearly indicated in accompanying
+ documentation. The copyright notices of the unaltered,
+ original files must be preserved in all copies of source
+ files.
+
+ o Redistribution in binary form must provide a disclaimer that
+ states that the software is based in part of the work of the
+ FreeType Team, in the distribution documentation. We also
+ encourage you to put an URL to the FreeType web page in your
+ documentation, though this isn't mandatory.
+
+ These conditions apply to any software derived from or based on
+ the FreeType Project, not just the unmodified files. If you use
+ our work, you must acknowledge us. However, no fee need be paid
+ to us.
+
+3. Advertising
+--------------
+
+ Neither the FreeType authors and contributors nor you shall use
+ the name of the other for commercial, advertising, or promotional
+ purposes without specific prior written permission.
+
+ We suggest, but do not require, that you use one or more of the
+ following phrases to refer to this software in your documentation
+ or advertising materials: `FreeType Project', `FreeType Engine',
+ `FreeType library', or `FreeType Distribution'.
+
+ As you have not signed this license, you are not required to
+ accept it. However, as the FreeType Project is copyrighted
+ material, only this license, or another one contracted with the
+ authors, grants you the right to use, distribute, and modify it.
+ Therefore, by using, distributing, or modifying the FreeType
+ Project, you indicate that you understand and accept all the terms
+ of this license.
+
+4. Contacts
+-----------
+
+ There are two mailing lists related to FreeType:
+
+ o freetype@nongnu.org
+
+ Discusses general use and applications of FreeType, as well as
+ future and wanted additions to the library and distribution.
+ If you are looking for support, start in this list if you
+ haven't found anything to help you in the documentation.
+
+ o freetype-devel@nongnu.org
+
+ Discusses bugs, as well as engine internals, design issues,
+ specific licenses, porting, etc.
+
+ Our home page can be found at
+
+ http://www.freetype.org
+
+
+--- end of FTL.TXT ---
--- /dev/null
+ GNU GENERAL PUBLIC LICENSE
+ Version 2, June 1991
+
+ Copyright (C) 1989, 1991 Free Software Foundation, Inc.
+ 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ Everyone is permitted to copy and distribute verbatim copies
+ of this license document, but changing it is not allowed.
+
+ Preamble
+
+ The licenses for most software are designed to take away your
+freedom to share and change it. By contrast, the GNU General Public
+License is intended to guarantee your freedom to share and change free
+software--to make sure the software is free for all its users. This
+General Public License applies to most of the Free Software
+Foundation's software and to any other program whose authors commit to
+using it. (Some other Free Software Foundation software is covered by
+the GNU Library General Public License instead.) You can apply it to
+your programs, too.
+
+ When we speak of free software, we are referring to freedom, not
+price. Our General Public Licenses are designed to make sure that you
+have the freedom to distribute copies of free software (and charge for
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+
+ To protect your rights, we need to make restrictions that forbid
+anyone to deny you these rights or to ask you to surrender the rights.
+These restrictions translate to certain responsibilities for you if you
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+
+ For example, if you distribute copies of such a program, whether
+gratis or for a fee, you must give the recipients all the rights that
+you have. You must make sure that they, too, receive or can get the
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+rights.
+
+ We protect your rights with two steps: (1) copyright the software, and
+(2) offer you this license which gives you legal permission to copy,
+distribute and/or modify the software.
+
+ Also, for each author's protection and ours, we want to make certain
+that everyone understands that there is no warranty for this free
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+ The precise terms and conditions for copying, distribution and
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+\f
+ GNU GENERAL PUBLIC LICENSE
+ TERMS AND CONDITIONS FOR COPYING, DISTRIBUTION AND MODIFICATION
+
+ 0. This License applies to any program or other work which contains
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+
+ 5. You are not required to accept this License, since you have not
+signed it. However, nothing else grants you permission to modify or
+distribute the Program or its derivative works. These actions are
+prohibited by law if you do not accept this License. Therefore, by
+modifying or distributing the Program (or any work based on the
+Program), you indicate your acceptance of this License to do so, and
+all its terms and conditions for copying, distributing or modifying
+the Program or works based on it.
+
+ 6. Each time you redistribute the Program (or any work based on the
+Program), the recipient automatically receives a license from the
+original licensor to copy, distribute or modify the Program subject to
+these terms and conditions. You may not impose any further
+restrictions on the recipients' exercise of the rights granted herein.
+You are not responsible for enforcing compliance by third parties to
+this License.
+
+ 7. If, as a consequence of a court judgment or allegation of patent
+infringement or for any other reason (not limited to patent issues),
+conditions are imposed on you (whether by court order, agreement or
+otherwise) that contradict the conditions of this License, they do not
+excuse you from the conditions of this License. If you cannot
+distribute so as to satisfy simultaneously your obligations under this
+License and any other pertinent obligations, then as a consequence you
+may not distribute the Program at all. For example, if a patent
+license would not permit royalty-free redistribution of the Program by
+all those who receive copies directly or indirectly through you, then
+the only way you could satisfy both it and this License would be to
+refrain entirely from distribution of the Program.
+
+If any portion of this section is held invalid or unenforceable under
+any particular circumstance, the balance of the section is intended to
+apply and the section as a whole is intended to apply in other
+circumstances.
+
+It is not the purpose of this section to induce you to infringe any
+patents or other property right claims or to contest validity of any
+such claims; this section has the sole purpose of protecting the
+integrity of the free software distribution system, which is
+implemented by public license practices. Many people have made
+generous contributions to the wide range of software distributed
+through that system in reliance on consistent application of that
+system; it is up to the author/donor to decide if he or she is willing
+to distribute software through any other system and a licensee cannot
+impose that choice.
+
+This section is intended to make thoroughly clear what is believed to
+be a consequence of the rest of this License.
+\f
+ 8. If the distribution and/or use of the Program is restricted in
+certain countries either by patents or by copyrighted interfaces, the
+original copyright holder who places the Program under this License
+may add an explicit geographical distribution limitation excluding
+those countries, so that distribution is permitted only in or among
+countries not thus excluded. In such case, this License incorporates
+the limitation as if written in the body of this License.
+
+ 9. The Free Software Foundation may publish revised and/or new versions
+of the General Public License from time to time. Such new versions will
+be similar in spirit to the present version, but may differ in detail to
+address new problems or concerns.
+
+Each version is given a distinguishing version number. If the Program
+specifies a version number of this License which applies to it and "any
+later version", you have the option of following the terms and conditions
+either of that version or of any later version published by the Free
+Software Foundation. If the Program does not specify a version number of
+this License, you may choose any version ever published by the Free Software
+Foundation.
+
+ 10. If you wish to incorporate parts of the Program into other free
+programs whose distribution conditions are different, write to the author
+to ask for permission. For software which is copyrighted by the Free
+Software Foundation, write to the Free Software Foundation; we sometimes
+make exceptions for this. Our decision will be guided by the two goals
+of preserving the free status of all derivatives of our free software and
+of promoting the sharing and reuse of software generally.
+
+ NO WARRANTY
+
+ 11. BECAUSE THE PROGRAM IS LICENSED FREE OF CHARGE, THERE IS NO WARRANTY
+FOR THE PROGRAM, TO THE EXTENT PERMITTED BY APPLICABLE LAW. EXCEPT WHEN
+OTHERWISE STATED IN WRITING THE COPYRIGHT HOLDERS AND/OR OTHER PARTIES
+PROVIDE THE PROGRAM "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED
+OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE ENTIRE RISK AS
+TO THE QUALITY AND PERFORMANCE OF THE PROGRAM IS WITH YOU. SHOULD THE
+PROGRAM PROVE DEFECTIVE, YOU ASSUME THE COST OF ALL NECESSARY SERVICING,
+REPAIR OR CORRECTION.
+
+ 12. IN NO EVENT UNLESS REQUIRED BY APPLICABLE LAW OR AGREED TO IN WRITING
+WILL ANY COPYRIGHT HOLDER, OR ANY OTHER PARTY WHO MAY MODIFY AND/OR
+REDISTRIBUTE THE PROGRAM AS PERMITTED ABOVE, BE LIABLE TO YOU FOR DAMAGES,
+INCLUDING ANY GENERAL, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISING
+OUT OF THE USE OR INABILITY TO USE THE PROGRAM (INCLUDING BUT NOT LIMITED
+TO LOSS OF DATA OR DATA BEING RENDERED INACCURATE OR LOSSES SUSTAINED BY
+YOU OR THIRD PARTIES OR A FAILURE OF THE PROGRAM TO OPERATE WITH ANY OTHER
+PROGRAMS), EVEN IF SUCH HOLDER OR OTHER PARTY HAS BEEN ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGES.
+
+ END OF TERMS AND CONDITIONS
+\f
+ How to Apply These Terms to Your New Programs
+
+ If you develop a new program, and you want it to be of the greatest
+possible use to the public, the best way to achieve this is to make it
+free software which everyone can redistribute and change under these terms.
+
+ To do so, attach the following notices to the program. It is safest
+to attach them to the start of each source file to most effectively
+convey the exclusion of warranty; and each file should have at least
+the "copyright" line and a pointer to where the full notice is found.
+
+ <one line to give the program's name and a brief idea of what it does.>
+ Copyright (C) <year> <name of author>
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+
+
+Also add information on how to contact you by electronic and paper mail.
+
+If the program is interactive, make it output a short notice like this
+when it starts in an interactive mode:
+
+ Gnomovision version 69, Copyright (C) year name of author
+ Gnomovision comes with ABSOLUTELY NO WARRANTY; for details type `show w'.
+ This is free software, and you are welcome to redistribute it
+ under certain conditions; type `show c' for details.
+
+The hypothetical commands `show w' and `show c' should show the appropriate
+parts of the General Public License. Of course, the commands you use may
+be called something other than `show w' and `show c'; they could even be
+mouse-clicks or menu items--whatever suits your program.
+
+You should also get your employer (if you work as a programmer) or your
+school, if any, to sign a "copyright disclaimer" for the program, if
+necessary. Here is a sample; alter the names:
+
+ Yoyodyne, Inc., hereby disclaims all copyright interest in the program
+ `Gnomovision' (which makes passes at compilers) written by James Hacker.
+
+ <signature of Ty Coon>, 1 April 1989
+ Ty Coon, President of Vice
+
+This General Public License does not permit incorporating your program into
+proprietary programs. If your program is a subroutine library, you may
+consider it more useful to permit linking proprietary applications with the
+library. If this is what you want to do, use the GNU Library General
+Public License instead of this License.
--- /dev/null
+
+There are several ways to build the FreeType library, depending on
+your system and the level of customization you need. Here is a short
+overview of the documentation available:
+
+
+I. Normal installation and upgrades
+===================================
+
+ 1. Unix Systems (including Mac OS X, Cygwin, and MSys on Windows)
+
+ Please read `INSTALL.UNIX' to install or upgrade FreeType 2 on a
+ Unix system. Note that you *need* GNU Make for automatic
+ compilation, since other make tools won't work (this includes BSD
+ Make).
+
+ GNU Make VERSION 3.80 OR NEWER IS NEEDED!
+
+
+ 2. On VMS with the `mms' build tool
+
+ See `INSTALL.VMS' for installation instructions on this platform.
+
+
+ 3. Other systems using GNU Make
+
+ On non-Unix platforms, it is possible to build the library using
+ GNU Make utility. Note that *NO OTHER MAKE TOOL WILL WORK*[1]!
+ This methods supports several compilers on Windows, OS/2, and
+ BeOS, including MinGW, Visual C++, Borland C++, and more.
+
+ Instructions are provided in the file `INSTALL.GNU'.
+
+
+ 4. With an IDE Project File (e.g., for Visual Studio or CodeWarrior)
+
+ We provide a small number of `project files' for various IDEs to
+ automatically build the library as well. Note that these files
+ are not supported and only sporadically maintained by FreeType
+ developers, so don't expect them to work in each release.
+
+ To find them, have a look at the content of the `builds/<system>'
+ directory, where <system> stands for your OS or environment.
+
+
+ 5. From you own IDE, or own Makefiles
+
+ If you want to create your own project file, follow the
+ instructions given in the `INSTALL.ANY' document of this
+ directory.
+
+
+II. Custom builds of the library
+================================
+
+ Customizing the compilation of FreeType is easy, and allows you to
+ select only the components of the font engine that you really need.
+ For more details read the file `CUSTOMIZE'.
+
+
+----------------------------------------------------------------------
+
+[1] make++, a make tool written in Perl, has sufficient support of GNU
+ make extensions to build FreeType. See
+
+ http://makepp.sourceforge.net
+
+ for more information; you need version 1.19 or newer, and you must
+ pass option `--norc-substitution'.
+
+----------------------------------------------------------------------
+
+Copyright 2000-2008, 2010-2011
+by David Turner, Robert Wilhelm, and Werner Lemberg.
+
+This file is part of the FreeType project, and may only be used,
+modified, and distributed under the terms of the FreeType project
+license, LICENSE.TXT. By continuing to use, modify, or distribute
+this file you indicate that you have read the license and understand
+and accept it fully.
+
+
+--- end of INSTALL ---
--- /dev/null
+Instructions on how to build FreeType with your own build tool
+==============================================================
+
+See the file `CUSTOMIZE' to learn how to customize FreeType to
+specific environments.
+
+
+I. Standard procedure
+---------------------
+
+ * DISABLE PRE-COMPILED HEADERS! This is very important for Visual
+ C++, because FreeType uses lines like:
+
+ #include FT_FREETYPE_H
+
+ which are not correctly supported by this compiler while being ISO
+ C compliant!
+
+ * You need to add the directories `freetype2/include' to your
+ include path when compiling the library.
+
+ * FreeType 2 is made of several components; each of them is located
+ in a subdirectory of `freetype2/src'. For example,
+ `freetype2/src/truetype/' contains the TrueType font driver.
+
+ * DO NOT COMPILE ALL C FILES! Rather, compile the following ones.
+
+ -- base components (required)
+
+ src/base/ftsystem.c
+ src/base/ftinit.c
+ src/base/ftdebug.c
+
+ src/base/ftbase.c
+
+ src/base/ftbbox.c -- recommended, see <freetype/ftbbox.h>
+ src/base/ftglyph.c -- recommended, see <freetype/ftglyph.h>
+
+ src/base/ftbdf.c -- optional, see <freetype/ftbdf.h>
+ src/base/ftbitmap.c -- optional, see <freetype/ftbitmap.h>
+ src/base/ftcid.c -- optional, see <freetype/ftcid.h>
+ src/base/ftfstype.c -- optional
+ src/base/ftgasp.c -- optional, see <freetype/ftgasp.h>
+ src/base/ftgxval.c -- optional, see <freetype/ftgxval.h>
+ src/base/ftlcdfil.c -- optional, see <freetype/ftlcdfil.h>
+ src/base/ftmm.c -- optional, see <freetype/ftmm.h>
+ src/base/ftotval.c -- optional, see <freetype/ftotval.h>
+ src/base/ftpatent.c -- optional
+ src/base/ftpfr.c -- optional, see <freetype/ftpfr.h>
+ src/base/ftstroke.c -- optional, see <freetype/ftstroke.h>
+ src/base/ftsynth.c -- optional, see <freetype/ftsynth.h>
+ src/base/fttype1.c -- optional, see <freetype/t1tables.h>
+ src/base/ftwinfnt.c -- optional, see <freetype/ftwinfnt.h>
+ src/base/ftxf86.c -- optional, see <freetype/ftxf86.h>
+
+ src/base/ftmac.c -- only on the Macintosh
+
+ -- font drivers (optional; at least one is needed)
+
+ src/bdf/bdf.c -- BDF font driver
+ src/cff/cff.c -- CFF/OpenType font driver
+ src/cid/type1cid.c -- Type 1 CID-keyed font driver
+ src/pcf/pcf.c -- PCF font driver
+ src/pfr/pfr.c -- PFR/TrueDoc font driver
+ src/sfnt/sfnt.c -- SFNT files support
+ (TrueType & OpenType)
+ src/truetype/truetype.c -- TrueType font driver
+ src/type1/type1.c -- Type 1 font driver
+ src/type42/type42.c -- Type 42 font driver
+ src/winfonts/winfnt.c -- Windows FONT / FNT font driver
+
+ -- rasterizers (optional; at least one is needed for vector
+ formats)
+
+ src/raster/raster.c -- monochrome rasterizer
+ src/smooth/smooth.c -- anti-aliasing rasterizer
+
+ -- auxiliary modules (optional)
+
+ src/autofit/autofit.c -- auto hinting module
+ src/cache/ftcache.c -- cache sub-system (in beta)
+ src/gzip/ftgzip.c -- support for compressed fonts (.gz)
+ src/lzw/ftlzw.c -- support for compressed fonts (.Z)
+ src/bzip2/ftbzip2.c -- support for compressed fonts (.bz2)
+ src/gxvalid/gxvalid.c -- TrueTypeGX/AAT table validation
+ src/otvalid/otvalid.c -- OpenType table validation
+ src/psaux/psaux.c -- PostScript Type 1 parsing
+ src/pshinter/pshinter.c -- PS hinting module
+ src/psnames/psnames.c -- PostScript glyph names support
+
+
+ Notes:
+
+ `ftcache.c' needs `ftglyph.c'
+ `ftfstype.c' needs `fttype1.c'
+ `ftglyph.c' needs `ftbitmap.c'
+ `ftstroke.c' needs `ftglyph.c'
+ `ftsynth.c' needs `ftbitmap.c'
+
+ `cff.c' needs `sfnt.c', `pshinter.c', and `psnames.c'
+ `truetype.c' needs `sfnt.c' and `psnames.c'
+ `type1.c' needs `psaux.c' `pshinter.c', and `psnames.c'
+ `type1cid.c' needs `psaux.c', `pshinter.c', and `psnames.c'
+ `type42.c' needs `truetype.c'
+
+ To use `ftbzip2.c', an application must be linked with a library
+ which implements bzip2 support (and the bzip2 header files must
+ be available also during compilation).
+
+
+ Read the file `CUSTOMIZE' in case you want to compile only a subset
+ of the drivers, renderers, and optional modules; a detailed
+ description of the various base extension is given in the top-level
+ file `modules.cfg'.
+
+ You are done. In case of problems, see the archives of the FreeType
+ development mailing list.
+
+
+II. Support for flat-directory compilation
+------------------------------------------
+
+ It is possible to put all FreeType 2 source files into a single
+ directory, with the *exception* of the `include' hierarchy.
+
+ 1. Copy all files in current directory
+
+ cp freetype2/src/base/*.[hc] .
+ cp freetype2/src/raster1/*.[hc] .
+ cp freetype2/src/smooth/*.[hc] .
+ etc.
+
+ 2. Compile sources
+
+ cc -c -Ifreetype2/include -DFT2_BUILD_LIBRARY ftsystem.c
+ cc -c -Ifreetype2/include -DFT2_BUILD_LIBRARY ftinit.c
+ cc -c -Ifreetype2/include -DFT2_BUILD_LIBRARY ftdebug.c
+ cc -c -Ifreetype2/include -DFT2_BUILD_LIBRARY ftbase.c
+ etc.
+
+ You don't need to define the FT_FLAT_COMPILATION macro (as this
+ was required in previous releases of FreeType 2).
+
+----------------------------------------------------------------------
+
+Copyright 2003, 2005, 2006, 2009, 2010 by
+David Turner, Robert Wilhelm, and Werner Lemberg.
+
+This file is part of the FreeType project, and may only be used,
+modified, and distributed under the terms of the FreeType project
+license, LICENSE.TXT. By continuing to use, modify, or distribute
+this file you indicate that you have read the license and understand
+and accept it fully.
+
+
+--- end of INSTALL.ANY ---
--- /dev/null
+This document contains instructions on how to cross-build the FreeType
+library on Unix systems, for example, building binaries for Linux/MIPS
+on FreeBSD/i386. Before reading this document, please consult
+INSTALL.UNIX for required tools and the basic self-building procedure.
+
+
+ 1. Required Tools
+ -----------------
+
+ For self-building the FreeType library on a Unix system, GNU Make
+ 3.80 or newer is required. INSTALL.UNIX contains hints how to
+ check the installed `make'.
+
+ The GNU C compiler to cross-build the target system is required.
+ At present, using non-GNU cross compiler is not tested. The cross
+ compiler is expected to be installed with a system prefix. For
+ example, if your building system is FreeBSD/i386 and the target
+ system is Linux/MIPS, the cross compiler should be installed with
+ the name `mips-ip22-linuxelf-gcc'.
+
+ A C compiler for a self-build is required also, to build a tool
+ that is executed during the building procedure. Non-GNU self
+ compilers are acceptable, but such a setup is not tested yet.
+
+
+ 2. Configuration
+ ----------------
+
+ 2.1. Building and target system
+
+ To configure for cross-build, the options `--host=<system>' and
+ `--build=<system>' must be passed to configure. For example, if
+ your building system is FreeBSD/i386 and the target system is
+ Linux/MIPS, say
+
+ ./configure \
+ --build=i386-unknown-freebsd \
+ --host=mips-ip22-linuxelf \
+ [other options]
+
+ It should be noted that `--host=<system>' specifies the system
+ where the built binaries will be executed, not the system where
+ the build actually happens. Older versions of GNU autoconf use
+ the option pair `--host=' and `--target='. This is broken and
+ doesn't work. Similarly, an explicit CC specification like
+
+ env CC=mips-ip22-linux-gcc ./configure
+
+ or
+
+ env CC=/usr/local/mips-ip22-linux/bin/gcc ./configure
+
+ doesn't work either; such a configuration confuses the
+ `configure' script while trying to find the cross and native C
+ compilers.
+
+
+ 2.2. The prefix to install FreeType2
+
+ Setting `--prefix=<prefix>' properly is important. The prefix
+ to install FreeType2 is written into the freetype-config script
+ and freetype2.pc configuration file.
+
+ If the built FreeType 2 library is used as a part of the
+ cross-building system, the prefix is expected to be different
+ from the self-building system. For example, configuration with
+ `--prefix=/usr/local' installs binaries into the system wide
+ `/usr/local' directory which then can't be executed. This
+ causes confusion in configuration of all applications which use
+ FreeType2. Instead, use a prefix to install the cross-build
+ into a separate system tree, for example,
+ `--prefix=/usr/local/mips-ip22-linux/'.
+
+ On the other hand, if the built FreeType2 is used as a part of
+ the target system, the prefix to install should reflect the file
+ system structure of the target system.
+
+
+ 3. Building command
+ -------------------
+
+ If the configuration finishes successfully, invoking GNU make
+ builds FreeType2. Just say
+
+ make
+
+ or
+
+ gmake
+
+ depending on the name the GNU make binary actually has.
+
+
+ 4. Installation
+ ---------------
+
+ Saying
+
+ make install
+
+ as usual to install FreeType2 into the directory tree specified by
+ the argument of the `--prefix' option.
+
+ As noted in section 2.2, FreeType2 is sometimes configured to be
+ installed into the system directory of the target system, and
+ should not be installed in the cross-building system. In such
+ cases, the make variable `DESTDIR' is useful to change the root
+ directory in the installation. For example, after
+
+ make DESTDIR=/mnt/target_system_root/ install
+
+ the built FreeType2 library files are installed into the directory
+ `/mnt/target_system_root/<prefix_in_configure>/lib'.
+
+
+ 5. TODO
+ -------
+
+ Cross building between Cygwin (or MSys) and Unix must be tested.
+
+
+----------------------------------------------------------------------
+
+Copyright 2006, 2008 by suzuki toshiya
+David Turner, Robert Wilhelm, and Werner Lemberg.
+
+
+This file is part of the FreeType project, and may only be used,
+modified, and distributed under the terms of the FreeType project
+license, LICENSE.TXT. By continuing to use, modify, or distribute
+this file you indicate that you have read the license and understand
+and accept it fully.
+
+
+--- end of INSTALL.CROSS ---
--- /dev/null
+This document contains instructions how to build the FreeType library
+on non-Unix systems with the help of GNU Make. Note that if you are
+running Cygwin or MSys in Windows, you should follow the instructions
+in the file INSTALL.UNIX instead.
+
+
+ FreeType 2 includes a powerful and flexible build system that allows
+ you to easily compile it on a great variety of platforms from the
+ command line. To do so, just follow these simple instructions.
+
+ 1. Install GNU Make
+ -------------------
+
+ Because GNU Make is the only Make tool supported to compile
+ FreeType 2, you should install it on your machine.
+
+ The FreeType 2 build system relies on many features special to GNU
+ Make.
+
+ NEARLY ALL OTHER MAKE TOOLS FAIL, INCLUDING `BSD MAKE', SO REALLY
+ INSTALL A RECENT VERSION OF GNU MAKE ON YOUR SYSTEM!
+
+ Note that make++, a make tool written in Perl, supports enough
+ features of GNU make to compile FreeType. See
+
+ http://makepp.sourceforge.net
+
+ for more information; you need version 1.19 or newer, and you must
+ pass option `--norc-substitution'.
+
+ Make sure that you are invoking GNU Make from the command line, by
+ typing something like:
+
+ make -v
+
+ to display its version number.
+
+ VERSION 3.80 OR NEWER IS NEEDED!
+
+
+ 2. Invoke `make'
+ ----------------
+
+ Go to the root directory of FreeType 2, then simply invoke GNU
+ Make from the command line. This will launch the FreeType 2 host
+ platform detection routines. A summary will be displayed, for
+ example, on Win32.
+
+
+ ==============================================================
+ FreeType build system -- automatic system detection
+
+ The following settings are used:
+
+ platform win32
+ compiler gcc
+ configuration directory .\builds\win32
+ configuration rules .\builds\win32\w32-gcc.mk
+
+ If this does not correspond to your system or settings please
+ remove the file 'config.mk' from this directory then read the
+ INSTALL file for help.
+
+ Otherwise, simply type 'make' again to build the library
+ or 'make refdoc' to build the API reference (the latter needs
+ python).
+ =============================================================
+
+
+ If the detected settings correspond to your platform and compiler,
+ skip to step 5. Note that if your platform is completely alien to
+ the build system, the detected platform will be `ansi'.
+
+
+ 3. Configure the build system for a different compiler
+ ------------------------------------------------------
+
+ If the build system correctly detected your platform, but you want
+ to use a different compiler than the one specified in the summary
+ (for most platforms, gcc is the default compiler), invoke GNU Make
+ with
+
+ make setup <compiler>
+
+ Examples:
+
+ to use Visual C++ on Win32, type: `make setup visualc'
+ to use Borland C++ on Win32, type `make setup bcc32'
+ to use Watcom C++ on Win32, type `make setup watcom'
+ to use Intel C++ on Win32, type `make setup intelc'
+ to use LCC-Win32 on Win32, type: `make setup lcc'
+ to use Watcom C++ on OS/2, type `make setup watcom'
+ to use VisualAge C++ on OS/2, type `make setup visualage'
+
+ The <compiler> name to use is platform-dependent. The list of
+ available compilers for your system is available in the file
+ `builds/<system>/detect.mk'.
+
+ If you are satisfied by the new configuration summary, skip to
+ step 5.
+
+
+ 4. Configure the build system for an unknown platform/compiler
+ --------------------------------------------------------------
+
+ The auto-detection/setup phase of the build system copies a file
+ to the current directory under the name `config.mk'.
+
+ For example, on OS/2+gcc, it would simply copy
+ `builds/os2/os2-gcc.mk' to `./config.mk'.
+
+ If for some reason your platform isn't correctly detected, copy
+ manually the configuration sub-makefile to `./config.mk' and go to
+ step 5.
+
+ Note that this file is a sub-Makefile used to specify Make
+ variables for compiler and linker invocation during the build.
+ You can easily create your own version from one of the existing
+ configuration files, then copy it to the current directory under
+ the name `./config.mk'.
+
+
+ 5. Build the library
+ --------------------
+
+ The auto-detection/setup phase should have copied a file in the
+ current directory, called `./config.mk'. This file contains
+ definitions of various Make variables used to invoke the compiler
+ and linker during the build. [It has also generated a file called
+ `ftmodule.h' in the objects directory (which is normally
+ `<toplevel>/objs/'); please read the file `docs/CUSTOMIZE' for
+ customization of FreeType.]
+
+ To launch the build, simply invoke GNU Make again: The top
+ Makefile will detect the configuration file and run the build with
+ it.
+
+
+ Final note
+
+ The build system builds a statically linked library of the font
+ engine in the `objs' directory. It does _not_ support the build
+ of DLLs on Windows and OS/2. If you need these, you have to
+ either use an IDE-specific project file, or follow the
+ instructions in `INSTALL.ANY' to create your own Makefiles.
+
+----------------------------------------------------------------------
+
+Copyright 2003, 2004, 2005, 2006, 2008 by
+David Turner, Robert Wilhelm, and Werner Lemberg.
+
+This file is part of the FreeType project, and may only be used,
+modified, and distributed under the terms of the FreeType project
+license, LICENSE.TXT. By continuing to use, modify, or distribute
+this file you indicate that you have read the license and understand
+and accept it fully.
+
+
+--- end of INSTALL.GNU ---
--- /dev/null
+Please follow the instructions in INSTALL.UNIX to install FreeType on
+Mac OS X.
+
+Currently FreeType2 functions based on some deprecated Carbon APIs
+return FT_Err_Unimplemented_Feature always, even if FreeType2 is
+configured and built on the system that deprecated Carbon APIs are
+available. To enable deprecated FreeType2 functions as far as possible,
+replace src/base/ftmac.c by builds/mac/ftmac.c.
+
+Starting with Mac OS X 10.5, gcc defaults the deployment target
+to 10.5. In previous versions of Mac OS X, this defaulted to 10.1.
+If you want your built binaries to run only on 10.5, this change
+does not concern you. If you want them to also run on older versions
+of Mac OS X, then you must either set the MACOSX_DEPLOYMENT_TARGET
+environment variable or pass -mmacosx-version-min to gcc. You should
+specify the oldest version of Mac OS you want the code to run on.
+For example, if you use Bourne shell:
+
+ export MACOSX_DEPLOYMENT_TARGET=10.2
+
+or, if you use C shell:
+
+ setenv MACOSX_DEPLOYMENT_TARGET 10.2
+
+Alternatively, you could pass "-mmacosx-version-min=10.2" to gcc.
+
+Here the number 10.2 is the lowest version that the built binaries
+can run on. In the cases in above, the built binaries will run on
+Mac OS X 10.2 and later, but _not_ earlier. If you want to run on
+earlier, you have to set lower version, e.g. 10.0.
+
+For classic Mac OS (Mac OS 7, 8, 9) please refer to builds/mac/README.
--- /dev/null
+This document contains instructions on how to build the FreeType
+library on Unix systems. This also works for emulations like Cygwin
+or MSys on Win32:
+
+
+ 1. Ensure that you are using GNU Make
+ -------------------------------------
+
+ The FreeType build system _exclusively_ works with GNU Make. You
+ will not be able to compile the library with the instructions
+ below using any other alternative (including BSD Make).
+
+ Check that you have GNU make by running the command:
+
+ make -v
+
+ This should dump some text that begins with:
+
+ GNU Make <version number>
+ Copyright (C) <year> Free Software Foundation Inc.
+
+ Note that version 3.80 or higher is *required* or the build will
+ fail.
+
+ It is also fine to have GNU Make under another name (e.g. 'gmake')
+ if you use the GNUMAKE variable as described below.
+
+ As a special exception, 'makepp' can also be used to build
+ FreeType 2. See the file docs/MAKEPP for details.
+
+
+ 2. Regenerate the configure script if needed
+ --------------------------------------------
+
+ This only applies if you are building a git snapshot or checkout,
+ *not* if you grabbed the sources of an official release.
+
+ You need to invoke the `autogen.sh' script in the top-level
+ directory in order to create the `configure' script for your
+ platform. Normally, this simply means typing:
+
+ sh autogen.sh
+
+ In case of problems, you may need to install or upgrade Automake,
+ Autoconf or Libtool. See README.git in the top-level directory
+ for more information.
+
+
+ 3. Build and install the library
+ --------------------------------
+
+ The following should work on all Unix systems where the `make'
+ command invokes GNU Make:
+
+ ./configure [options]
+ make
+ make install (as root)
+
+ The default installation path is `/usr/local'. It can be changed
+ with the `--prefix=<path>' option. Example:
+
+ ./configure --prefix=/usr
+
+ When using a different command to invoke GNU Make, use the GNUMAKE
+ variable. For example, if `gmake' is the command to use on your
+ system, do something like:
+
+ GNUMAKE=gmake ./configure [options]
+ gmake
+ gmake install (as root)
+
+ If this still doesn't work, there must be a problem with your
+ system (e.g., you are using a very old version of GNU Make).
+
+ It is possible to compile FreeType in a different directory.
+ Assuming the FreeType source files in directory `/src/freetype' a
+ compilation in directory `foo' works as follows:
+
+ cd foo
+ /src/freetype/configure [options]
+ make
+ make install
+
+----------------------------------------------------------------------
+
+Copyright 2003, 2004, 2005, 2006, 2007 by
+David Turner, Robert Wilhelm, and Werner Lemberg.
+
+This file is part of the FreeType project, and may only be used,
+modified, and distributed under the terms of the FreeType project
+license, LICENSE.TXT. By continuing to use, modify, or distribute
+this file you indicate that you have read the license and understand
+and accept it fully.
+
+
+--- end of INSTALL.UNIX ---
--- /dev/null
+How to build the freetype2 library on VMS
+-----------------------------------------
+
+It is actually very straightforward to install the Freetype2 library.
+Just execute vms_make.com from the toplevel directory to build the
+library. This procedure currently accepts the following options:
+
+DEBUG
+ Build the library with debug information and without optimization.
+
+lopts=<value>
+ Options to pass to the link command e.g. lopts=/traceback
+
+ccopt=<value>
+ Options to pass to the C compiler e.g. ccopt=/float=ieee
+
+In case you did download the demos, place them in a separate directory
+sharing the same toplevel as the directory of Freetype2 and follow the
+same instructions as above for the demos from there. The build
+process relies on this to figure the location of the Freetype2 include
+files.
+
+
+To rebuild the sources it is necessary to have MMS/MMK installed on
+the system.
+
+The library is available in the directory
+
+ [.LIB]
+
+To compile applications using FreeType 2 you have to define the
+logical FREETYPE pointing to the directory
+
+ [.INCLUDE.FREETYPE]
+
+i.e., if the directory in which this INSTALL.VMS file is located is
+$disk:[freetype] then define the logical with
+
+ define freetype $disk:[freetype.include.freetype]
+
+This version has been tested with Compaq C V6.2-006 on OpenVMS Alpha
+V7.2-1.
+
+
+ Any problems can be reported to
+
+ Jouk Jansen <joukj@hrem.stm.tudelft.nl> or
+ Martin P.J. Zinser <zinser@zinser.no-ip.info>
+
+------------------------------------------------------------------------
+
+Copyright 2000, 2004 by
+David Turner, Robert Wilhelm, and Werner Lemberg.
+
+This file is part of the FreeType project, and may only be used,
+modified, and distributed under the terms of the FreeType project
+license, LICENSE.TXT. By continuing to use, modify, or distribute this
+file you indicate that you have read the license and understand and
+accept it fully.
+
+
+--- end of INSTALL.VMS ---
--- /dev/null
+
+The FreeType 2 font engine is copyrighted work and cannot be used
+legally without a software license. In order to make this project
+usable to a vast majority of developers, we distribute it under two
+mutually exclusive open-source licenses.
+
+This means that *you* must choose *one* of the two licenses described
+below, then obey all its terms and conditions when using FreeType 2 in
+any of your projects or products.
+
+ - The FreeType License, found in the file `FTL.TXT', which is similar
+ to the original BSD license *with* an advertising clause that forces
+ you to explicitly cite the FreeType project in your product's
+ documentation. All details are in the license file. This license
+ is suited to products which don't use the GNU General Public
+ License.
+
+ Note that this license is compatible to the GNU General Public
+ License version 3, but not version 2.
+
+ - The GNU General Public License version 2, found in `GPLv2.TXT' (any
+ later version can be used also), for programs which already use the
+ GPL. Note that the FTL is incompatible with GPLv2 due to its
+ advertisement clause.
+
+The contributed BDF and PCF drivers come with a license similar to that
+of the X Window System. It is compatible to the above two licenses (see
+file src/bdf/README and src/pcf/README).
+
+The gzip module uses the zlib license (see src/gzip/zlib.h) which too is
+compatible to the above two licenses.
+
+
+--- end of LICENSE.TXT ---
--- /dev/null
+As a special exception, FreeType can also be built with the 'makepp'
+build tool, available from http://makepp.sourceforge.net.
+
+Note, however. that you will need at least version 1.19 and pass the
+option --norc-substitution to have it work correctly.
--- /dev/null
+This file describes various problems that have been encountered in
+compiling, installing and running FreeType 2. Suggestions for
+additions or other improvements to this file are welcome.
+
+----------------------------------------------------------------------
+
+Running Problems
+================
+
+
+* Some Type 1, Multiple Masters, and CID-keyed PostScript fonts aren't
+ handled correctly.
+
+-----
+
+Of course, there might be bugs in FreeType, but some fonts based on
+the PostScript format can't be handled indeed. The reason is that
+FreeType doesn't contain a full PostScript interpreter but applies
+pattern matching instead. In case a font doesn't follow the standard
+structure of the given font format, FreeType fails. A typical example
+is Adobe's `Optima' font family which contains extra code to switch
+between low and high resolution versions of the glyphs.
+
+It might be possible to patch FreeType in some situations, though.
+Please report failing fonts so that we investigate the problem and set
+up a list of such problematic fonts.
+
+
+* Why do identical FreeType versions render differently on different
+ platforms?
+
+-----
+
+Different distributions compile FreeType with different options. The
+developer version of a distribution's FreeType package, which is
+needed to compile your program against FreeType, includes the file
+ftoption.h. Compare each platform's copy of ftoption.h to find the
+differences.
+
+
+----------------------------------------------------------------------
+
+
+Compilation Problems
+====================
+
+
+* I get an `internal compilation error' (ICE) while compiling FreeType
+ 2.2.1 with Intel C++.
+
+ This has been reported for the following compiler version:
+
+ Intel(R) C++ Compiler for 32-bit applications,
+ Version 9.0 Build 20050430Z Package ID: W_CC_P_9.0.019
+
+-----
+
+The best solution is to update the compiler to version
+
+ Intel(R) C++ Compiler for 32-bit applications,
+ Version 9.1 Build 20060323Z Package ID: W_CC_P_9.1.022
+
+or newer. If this isn't feasible, apply the following patch.
+
+
+--- src/cache/ftcbasic.c 20 Mar 2006 12:10:24 -0000 1.20
++++ src/cache/ftcbasic.c.patched 15 May 2006 02:51:02 -0000
+@@ -252,7 +252,7 @@
+ */
+
+ FT_CALLBACK_TABLE_DEF
+- const FTC_IFamilyClassRec ftc_basic_image_family_class =
++ FTC_IFamilyClassRec ftc_basic_image_family_class =
+ {
+ {
+ sizeof ( FTC_BasicFamilyRec ),
+@@ -266,7 +266,7 @@
+
+
+ FT_CALLBACK_TABLE_DEF
+- const FTC_GCacheClassRec ftc_basic_image_cache_class =
++ FTC_GCacheClassRec ftc_basic_image_cache_class =
+ {
+ {
+ ftc_inode_new,
+
+
+----------------------------------------------------------------------
+
+--- end of PROBLEMS ---
--- /dev/null
+Here is a list of items that need to be addressed in FreeType 2
+---------------------------------------------------------------
+
+* Implement stem3/counter hints properly in the Postscript hinter.
+
+* Add CIDCMap support to the CID driver.
+
+* Add track kerning support to the PFR driver.
+
+* Add kerning (AFM file) support to the CID driver.
+
+
+Here is a list of bugs which should be handled
+----------------------------------------------
+
+Other bugs have been registered at the savannah bugzilla of FreeType.
+
+* CID driver:
+ Handle the case where a CID font has a top-level font matrix also
+ (see PLRM, 5.11.3, Type 0 CIDFonts). Since CID_FaceInfoRec lacks
+ a font_matrix entry we have to directly apply it to all subfont
+ matrices.
+
+* CID driver:
+ Use top-level font matrix entry for setting the upem value, not the
+ entries in the FDarray. If absent, use 1000.
+
+------------------------------------------------------------------------
+
+Copyright 2001, 2002, 2003, 2004, 2005, 2006, 2007 by
+David Turner, Robert Wilhelm, and Werner Lemberg.
+
+This file is part of the FreeType project, and may only be used,
+modified, and distributed under the terms of the FreeType project
+license, LICENSE.TXT. By continuing to use, modify, or distribute this
+file you indicate that you have read the license and understand and
+accept it fully.
+
+
+--- end of TODO ---
--- /dev/null
+Due to our use of `libtool' to generate and install the FreeType 2
+libraries on Unix systems, as well as other historical events, it is
+generally very difficult to know precisely which release of the font
+engine is installed on a given system.
+
+This file tries to explain why and to document ways to properly detect
+FreeType on Unix.
+
+
+1. Version and Release numbers
+------------------------------
+
+For each new public release of FreeType 2, there are generally *three*
+distinct `version' numbers to consider:
+
+ * The official FreeType 2 release number, like 2.0.9 or 2.1.3.
+
+ * The libtool (and Unix) specific version number, like 9.2.3. This is
+ what `freetype-config --version' returns.
+
+ * The platform-specific shared object number, used for example when
+ the library is installed as `/usr/lib/libfreetype.so.6.3.2'.
+
+The platform-specific number is, unsurprisingly, platform-specific and
+varies with the operating system you are using (several variants of
+Linux, FreeBSD, Solaris, etc.). You should thus _never_ use it, even
+for simple tests.
+
+The libtool-specific number does not equal the release number but is
+tied to it.
+
+The release number is available at *compile* time through the following
+macros defined in FT_FREETYPE_H:
+
+ - FREETYPE_MAJOR: major release number
+ - FREETYPE_MINOR: minor release number
+ - FREETYPE_PATCH: patch release number
+
+See below for a small autoconf fragment.
+
+The release number is also available at *runtime* through the
+`FT_Library_Version' API. Unfortunately, this one wasn't available or
+working correctly before the 2.1.3 official release.
+
+
+2. History
+----------
+
+The following table gives, for each official release, the corresponding
+libtool number, as well as the shared object number found on _most_
+systems, but not all of them:
+
+
+ release libtool so
+ -------------------------------
+ 2.4.9 14.1.8 6.8.1
+ 2.4.8 14.0.8 6.8.0
+ 2.4.7 13.2.7 6.7.2
+ 2.4.6 13.1.7 6.7.1
+ 2.4.5 13.0.7 6.7.0
+ 2.4.4 12.2.6 6.6.2
+ 2.4.3 12.1.6 6.6.1
+ 2.4.2 12.0.6 6.6.0
+ 2.4.1 11.1.5 6.5.1
+ 2.4.0 11.0.5 6.5.0
+ 2.3.12 10.0.4 6.4.0
+ 2.3.11 9.22.3 6.3.22
+ 2.3.10 9.21.3 6.3.21
+ 2.3.9 9.20.3 6.3.20
+ 2.3.8 9.19.3 6.3.19
+ 2.3.7 9.18.3 6.3.18
+ 2.3.6 9.17.3 6.3.17
+ 2.3.5 9.16.3 6.3.16
+ 2.3.4 9.15.3 6.3.15
+ 2.3.3 9.14.3 6.3.14
+ 2.3.2 9.13.3 6.3.13
+ 2.3.1 9.12.3 6.3.12
+ 2.3.0 9.11.3 6.3.11
+ 2.2.1 9.10.3 6.3.10
+ 2.2.0 9.9.3 6.3.9
+ 2.1.10 9.8.3 6.3.8
+ 2.1.9 9.7.3 6.3.7
+ 2.1.8 9.6.3 6.3.6
+ 2.1.7 9.5.3 6.3.5
+ 2.1.6 9.5.3 6.3.5
+ 2.1.5 9.4.3 6.3.4
+ 2.1.4 9.3.3 6.3.3
+ 2.1.3 9.2.3 6.3.2
+ 2.1.2 9.1.3 6.3.1
+ 2.1.1 9.0.3 ?
+ 2.1.0 8.0.2 ?
+ 2.0.9 9.0.3 ?
+ 2.0.8 8.0.2 ?
+ 2.0.4 7.0.1 ?
+ 2.0.1 6.1.0 ?
+
+The libtool numbers are a bit inconsistent due to the library's history:
+
+ - 2.1.0 was created as a development branch from 2.0.8 (hence the same
+ libtool numbers).
+
+ - 2.0.9 was a bug-fix release of the `stable' branch, and we
+ incorrectly increased its libtool number.
+
+ - 2.1.4 was a development version, however it was stable enough to be
+ the basis of the 2.2.0 release.
+
+
+3. Autoconf Code Fragment
+-------------------------
+
+Lars Clausen contributed the following autoconf fragment to detect which
+version of FreeType is installed on a system. This one tests for a
+version that is at least 2.0.9; you should change it to check against
+other release numbers.
+
+
+ AC_MSG_CHECKING([whether FreeType version is 2.0.9 or higher])
+ old_CPPFLAGS="$CPPFLAGS"
+ CPPFLAGS=`freetype-config --cflags`
+ AC_TRY_CPP([
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+#if (FREETYPE_MAJOR*1000 + FREETYPE_MINOR)*1000 + FREETYPE_PATCH < 2000009
+#error Freetype version too low.
+#endif
+ ],
+ [AC_MSG_RESULT(yes)
+ FREETYPE_LIBS=`freetype-config --libs`
+ AC_SUBST(FREETYPE_LIBS)
+ AC_DEFINE(HAVE_FREETYPE,1,[Define if you have the FreeType2 library])
+ CPPFLAGS="$old_CPPFLAGS"],
+ [AC_MSG_ERROR([Need FreeType library version 2.0.9 or higher])])
+
+------------------------------------------------------------------------
+
+Copyright 2002-2012 by
+David Turner, Robert Wilhelm, and Werner Lemberg.
+
+This file is part of the FreeType project, and may only be used,
+modified, and distributed under the terms of the FreeType project
+license, LICENSE.TXT. By continuing to use, modify, or distribute this
+file you indicate that you have read the license and understand and
+accept it fully.
+
+
+--- end of VERSION.DLL ---
--- /dev/null
+This file contains a list of various font formats. It gives the
+reference document and whether it is supported in FreeType 2.
+
+
+ file type:
+ The only special case is `MAC'; on older Mac OS versions, a `file'
+ is stored as a data and a resource fork, this is, within two
+ separate data chunks. In all other cases, the font data is stored
+ in a single file.
+
+ wrapper format:
+ The format used to represent the font data. In the table below it
+ is used only if the font format differs. Possible values are `SFNT'
+ (binary), `PS' (a text header, followed by binary or text data),
+ `LZW' (compressed with either `gzip' or `compress'), and
+ `BZ2' (compressed with `bzip2`).
+
+ font format:
+ How the font is to be accessed, possibly after converting the file
+ type and wrapper format into a generic form. Bitmap formats are
+ `BDF', `PCF', and one form of `WINFNT'; all others are vector
+ formats.
+
+ font type:
+ Sub-formats of the font format. `SBIT' and `MACSBIT' are bitmap
+ formats, `MM' and `VAR' support optical axes.
+
+ glyph access:
+ If not specified, the glyph access is `standard' to the font format.
+ Values are `CID' for CID-keyed fonts, `SYNTHETIC' for fonts which
+ are modified versions of other fonts by means of a transformation
+ matrix, `COLLECTION' for collecting multiple fonts (sharing most of
+ the data) into a single file, and `TYPE_0' for PS fonts which are to
+ be accessed in a tree-like structure.
+
+ FreeType driver:
+ The module in the FreeType library which handles the specific font
+ format. A missing entry means that FreeType doesn't support the
+ font format (yet).
+
+
+Please send additions and/or corrections to wl@gnu.org or to the
+FreeType developer's list at freetype-devel@nongnu.org (for subscribers
+only). If you can provide a font example for a format which isn't
+supported yet please send a mail too.
+
+
+file wrapper font font glyph FreeType reference
+type format format type access driver documents
+----------------------------------------------------------------------------
+
+--- --- BDF --- --- bdf 5005.BDF_Spec.pdf, X11
+
+
+--- SFNT PS TYPE_1 --- type1 Type 1 GX Font Format
+ (for the Mac) [3]
+MAC SFNT PS TYPE_1 --- type1 Type 1 GX Font Format
+ (for the Mac) [3]
+--- SFNT PS TYPE_1 CID cid 5180.sfnt.pdf (for the Mac)
+ [3]
+MAC SFNT PS TYPE_1 CID cid 5180.sfnt.pdf (for the Mac)
+ [3]
+--- SFNT PS CFF --- cff OT spec, 5176.CFF.pdf
+ (`OTTO' format)
+MAC SFNT PS CFF --- cff OT spec, 5176.CFF.pdf
+ (`OTTO' format)
+--- SFNT PS CFF CID cff OT spec, 5176.CFF.pdf
+MAC SFNT PS CFF CID cff OT spec, 5176.CFF.pdf
+--- SFNT PS CFF SYNTHETIC --- OT spec, 5176.CFF.pdf
+MAC SFNT PS CFF SYNTHETIC --- OT spec, 5176.CFF.pdf
+--- SFNT TT SBIT --- sfnt XFree86 (bitmaps only;
+ with `head' table)
+--- SFNT TT MACSBIT --- sfnt OT spec (for the Mac;
+ bitmaps only; `bhed' table)
+MAC SFNT TT MACSBIT --- sfnt OT spec (for the Mac;
+ bitmaps only; `bhed' table)
+--- SFNT TT --- --- truetype OT spec (`normal' TT font)
+MAC SFNT TT --- --- truetype OT spec (`normal' TT font)
+MAC SFNT TT VAR --- truetype GX spec (`?var' tables)
+--- SFNT TT --- COLLECTION truetype OT spec (this can't be CFF)
+MAC SFNT TT --- COLLECTION truetype OT spec (this can't be CFF)
+
+
+--- --- PS TYPE_1 --- type1 T1_SPEC.pdf
+ (`normal' Type 1 font)
+MAC --- PS TYPE_1 --- type1 T1_SPEC.pdf
+ (`normal' Type 1 font)
+--- --- PS TYPE_1 CID cid PLRM.pdf (CID Font Type 0;
+ Type 9 font)
+--- --- PS MM --- type1 5015.Type1_Supp.pdf
+ (Multiple Masters)
+--- --- PS CFF --- cff 5176.CFF.pdf (`pure' CFF)
+--- --- PS CFF CID cff 5176.CFF.pdf (`pure' CFF)
+--- --- PS CFF SYNTHETIC --- 5176.CFF.pdf (`pure' CFF)
+--- PS PS CFF --- --- PLRM.pdf (Type 2) [1]
+--- PS PS CFF CID --- PLRM.pdf (Type 2) [1]
+--- PS PS CFF SYNTHETIC --- PLRM.pdf (Type 2) [1]
+--- --- PS --- TYPE_0 --- PLRM.pdf
+--- --- PS TYPE_3 --- --- PLRM.pdf (never supported)
+--- --- PS TYPE_3 CID --- PLRM.pdf (CID Font Type 1;
+ Type 10 font; never supported)
+--- PS PS TYPE_14 --- --- PLRM.pdf (Chameleon font;
+ Type 14 font; never supported?)
+--- --- PS TYPE_32 CID --- PLRM.pdf (CID Font Type 4;
+ Type 32 font; never supported?)
+--- PS TT --- --- type42 5012.Type42_Spec.pdf
+ (Type 42 font)
+--- PS TT --- CID --- PLRM.pdf (CID Font Type 2;
+ Type 11 font)
+
+
+--- ? ? CEF ? cff ?
+
+
+--- --- PCF --- --- pcf X11 [4]
+--- LZW PCF --- --- pcf X11 [4]
+--- BZ2 PCF --- --- pcf X11 [4]
+
+
+--- --- PFR PFR0 --- pfr [2]
+--- --- PFR PFR1 --- --- (undocumented, proprietary;
+ probably never supported)
+
+
+--- --- WINFNT --- --- winfonts MS Windows 3 Developer's Notes
+--- --- WINFNT VECTOR --- --- MS Windows 3 Developer's Notes
+
+
+[1] Support should be rather simple since this is identical to `CFF' but
+ in a PS wrapper.
+
+[2] Official PFR specification:
+
+ http://www.bitstream.com/categories/developer/truedoc/pfrspec.html
+ http://www.bitstream.com/categories/developer/truedoc/pfrspec1.2.pdf
+
+ The syntax of the auxiliary data is not defined there, but is
+ partially defined in MHP 1.0.3 (also called ETSI TS 101812 V1.3.1)
+ section 7.4.
+
+ http://www.etsi.org/
+ http://webapp.etsi.org/workprogram/Report_WorkItem.asp?WKI_ID=18799
+
+ (free registration required).
+
+[3] Support is rudimentary currently; some tables are not loaded yet.
+
+[4] See
+
+ THE X WINDOW SYSTEM SERVER: X VERSION 11, RELEASE 5
+ Elias Israel, Erik Fortune, Digital Press, 1992
+ ISBN 1-55558-096-3
+
+ for a specification given in Appendix D on pgs. 436-450. However,
+ this information might be out of date; unfortunately, there is no
+ PCF specification available online, and this book is out of print.
+ George Williams deduced the font format from the X11 sources and
+ documented it for his FontForge font editor:
+
+ http://fontforge.sourceforge.net/pcf-format.html
+
+------------------------------------------------------------------------
+
+Copyright 2004, 2005, 2008, 2009, 2010 by
+David Turner, Robert Wilhelm, and Werner Lemberg.
+
+This file is part of the FreeType project, and may only be used,
+modified, and distributed under the terms of the FreeType project
+license, LICENSE.TXT. By continuing to use, modify, or distribute this
+file you indicate that you have read the license and understand and
+accept it fully.
+
+
+--- end of formats.txt ---
--- /dev/null
+
+ How FreeType's rasterizer work
+
+ by David Turner
+
+ Revised 2007-Feb-01
+
+
+This file is an attempt to explain the internals of the FreeType
+rasterizer. The rasterizer is of quite general purpose and could
+easily be integrated into other programs.
+
+
+ I. Introduction
+
+ II. Rendering Technology
+ 1. Requirements
+ 2. Profiles and Spans
+ a. Sweeping the Shape
+ b. Decomposing Outlines into Profiles
+ c. The Render Pool
+ d. Computing Profiles Extents
+ e. Computing Profiles Coordinates
+ f. Sweeping and Sorting the Spans
+
+
+I. Introduction
+===============
+
+ A rasterizer is a library in charge of converting a vectorial
+ representation of a shape into a bitmap. The FreeType rasterizer
+ has been originally developed to render the glyphs found in
+ TrueType files, made up of segments and second-order Béziers.
+ Meanwhile it has been extended to render third-order Bézier curves
+ also. This document is an explanation of its design and
+ implementation.
+
+ While these explanations start from the basics, a knowledge of
+ common rasterization techniques is assumed.
+
+
+II. Rendering Technology
+========================
+
+1. Requirements
+---------------
+
+ We assume that all scaling, rotating, hinting, etc., has been
+ already done. The glyph is thus described by a list of points in
+ the device space.
+
+ - All point coordinates are in the 26.6 fixed float format. The
+ used orientation is:
+
+
+ ^ y
+ | reference orientation
+ |
+ *----> x
+ 0
+
+
+ `26.6' means that 26 bits are used for the integer part of a
+ value and 6 bits are used for the fractional part.
+ Consequently, the `distance' between two neighbouring pixels is
+ 64 `units' (1 unit = 1/64th of a pixel).
+
+ Note that, for the rasterizer, pixel centers are located at
+ integer coordinates. The TrueType bytecode interpreter,
+ however, assumes that the lower left edge of a pixel (which is
+ taken to be a square with a length of 1 unit) has integer
+ coordinates.
+
+
+ ^ y ^ y
+ | |
+ | (1,1) | (0.5,0.5)
+ +-----------+ +-----+-----+
+ | | | | |
+ | | | | |
+ | | | o-----+-----> x
+ | | | (0,0) |
+ | | | |
+ o-----------+-----> x +-----------+
+ (0,0) (-0.5,-0.5)
+
+ TrueType bytecode interpreter FreeType rasterizer
+
+
+ A pixel line in the target bitmap is called a `scanline'.
+
+ - A glyph is usually made of several contours, also called
+ `outlines'. A contour is simply a closed curve that delimits an
+ outer or inner region of the glyph. It is described by a series
+ of successive points of the points table.
+
+ Each point of the glyph has an associated flag that indicates
+ whether it is `on' or `off' the curve. Two successive `on'
+ points indicate a line segment joining the two points.
+
+ One `off' point amidst two `on' points indicates a second-degree
+ (conic) Bézier parametric arc, defined by these three points
+ (the `off' point being the control point, and the `on' ones the
+ start and end points). Similarly, a third-degree (cubic) Bézier
+ curve is described by four points (two `off' control points
+ between two `on' points).
+
+ Finally, for second-order curves only, two successive `off'
+ points forces the rasterizer to create, during rendering, an
+ `on' point amidst them, at their exact middle. This greatly
+ facilitates the definition of successive Bézier arcs.
+
+ The parametric form of a second-order Bézier curve is:
+
+ P(t) = (1-t)^2*P1 + 2*t*(1-t)*P2 + t^2*P3
+
+ (P1 and P3 are the end points, P2 the control point.)
+
+ The parametric form of a third-order Bézier curve is:
+
+ P(t) = (1-t)^3*P1 + 3*t*(1-t)^2*P2 + 3*t^2*(1-t)*P3 + t^3*P4
+
+ (P1 and P4 are the end points, P2 and P3 the control points.)
+
+ For both formulae, t is a real number in the range [0..1].
+
+ Note that the rasterizer does not use these formulae directly.
+ They exhibit, however, one very useful property of Bézier arcs:
+ Each point of the curve is a weighted average of the control
+ points.
+
+ As all weights are positive and always sum up to 1, whatever the
+ value of t, each arc point lies within the triangle (polygon)
+ defined by the arc's three (four) control points.
+
+ In the following, only second-order curves are discussed since
+ rasterization of third-order curves is completely identical.
+
+ Here some samples for second-order curves.
+
+
+ * # on curve
+ * off curve
+ __---__
+ #-__ _-- -_
+ --__ _- -
+ --__ # \
+ --__ #
+ -#
+ Two `on' points
+ Two `on' points and one `off' point
+ between them
+
+ *
+ # __ Two `on' points with two `off'
+ \ - - points between them. The point
+ \ / \ marked `0' is the middle of the
+ - 0 \ `off' points, and is a `virtual
+ -_ _- # on' point where the curve passes.
+ -- It does not appear in the point
+ * list.
+
+
+2. Profiles and Spans
+---------------------
+
+ The following is a basic explanation of the _kind_ of computations
+ made by the rasterizer to build a bitmap from a vector
+ representation. Note that the actual implementation is slightly
+ different, due to performance tuning and other factors.
+
+ However, the following ideas remain in the same category, and are
+ more convenient to understand.
+
+
+ a. Sweeping the Shape
+
+ The best way to fill a shape is to decompose it into a number of
+ simple horizontal segments, then turn them on in the target
+ bitmap. These segments are called `spans'.
+
+ __---__
+ _-- -_
+ _- -
+ - \
+ / \
+ / \
+ | \
+
+ __---__ Example: filling a shape
+ _----------_ with spans.
+ _--------------
+ ----------------\
+ /-----------------\ This is typically done from the top
+ / \ to the bottom of the shape, in a
+ | | \ movement called a `sweep'.
+ V
+
+ __---__
+ _----------_
+ _--------------
+ ----------------\
+ /-----------------\
+ /-------------------\
+ |---------------------\
+
+
+ In order to draw a span, the rasterizer must compute its
+ coordinates, which are simply the x coordinates of the shape's
+ contours, taken on the y scanlines.
+
+
+ /---/ |---| Note that there are usually
+ /---/ |---| several spans per scanline.
+ | /---/ |---|
+ | /---/_______|---| When rendering this shape to the
+ V /----------------| current scanline y, we must
+ /-----------------| compute the x values of the
+ a /----| |---| points a, b, c, and d.
+ - - - * * - - - - * * - - y -
+ / / b c| |d
+
+
+ /---/ |---|
+ /---/ |---| And then turn on the spans a-b
+ /---/ |---| and c-d.
+ /---/_______|---|
+ /----------------|
+ /-----------------|
+ a /----| |---|
+ - - - ####### - - - - ##### - - y -
+ / / b c| |d
+
+
+ b. Decomposing Outlines into Profiles
+
+ For each scanline during the sweep, we need the following
+ information:
+
+ o The number of spans on the current scanline, given by the
+ number of shape points intersecting the scanline (these are
+ the points a, b, c, and d in the above example).
+
+ o The x coordinates of these points.
+
+ x coordinates are computed before the sweep, in a phase called
+ `decomposition' which converts the glyph into *profiles*.
+
+ Put it simply, a `profile' is a contour's portion that can only
+ be either ascending or descending, i.e., it is monotonic in the
+ vertical direction (we also say y-monotonic). There is no such
+ thing as a horizontal profile, as we shall see.
+
+ Here are a few examples:
+
+
+ this square
+ 1 2
+ ---->---- is made of two
+ | | | |
+ | | profiles | |
+ ^ v ^ + v
+ | | | |
+ | | | |
+ ----<----
+
+ up down
+
+
+ this triangle
+
+ P2 1 2
+
+ |\ is made of two | \
+ ^ | \ \ | \
+ | | \ \ profiles | \ |
+ | | \ v ^ | \ |
+ | \ | | + \ v
+ | \ | | \
+ P1 ---___ \ ---___ \
+ ---_\ ---_ \
+ <--__ P3 up down
+
+
+
+ A more general contour can be made of more than two profiles:
+
+ __ ^
+ / | / ___ / |
+ / | / | / | / |
+ | | / / => | v / /
+ | | | | | | ^ |
+ ^ | |___| | | ^ + | + | + v
+ | | | v | |
+ | | | up |
+ |___________| | down |
+
+ <-- up down
+
+
+ Successive profiles are always joined by horizontal segments
+ that are not part of the profiles themselves.
+
+ For the rasterizer, a profile is simply an *array* that
+ associates one horizontal *pixel* coordinate to each bitmap
+ *scanline* crossed by the contour's section containing the
+ profile. Note that profiles are *oriented* up or down along the
+ glyph's original flow orientation.
+
+ In other graphics libraries, profiles are also called `edges' or
+ `edgelists'.
+
+
+ c. The Render Pool
+
+ FreeType has been designed to be able to run well on _very_
+ light systems, including embedded systems with very few memory.
+
+ A render pool will be allocated once; the rasterizer uses this
+ pool for all its needs by managing this memory directly in it.
+ The algorithms that are used for profile computation make it
+ possible to use the pool as a simple growing heap. This means
+ that this memory management is actually quite easy and faster
+ than any kind of malloc()/free() combination.
+
+ Moreover, we'll see later that the rasterizer is able, when
+ dealing with profiles too large and numerous to lie all at once
+ in the render pool, to immediately decompose recursively the
+ rendering process into independent sub-tasks, each taking less
+ memory to be performed (see `sub-banding' below).
+
+ The render pool doesn't need to be large. A 4KByte pool is
+ enough for nearly all renditions, though nearly 100% slower than
+ a more comfortable 16KByte or 32KByte pool (that was tested with
+ complex glyphs at sizes over 500 pixels).
+
+
+ d. Computing Profiles Extents
+
+ Remember that a profile is an array, associating a _scanline_ to
+ the x pixel coordinate of its intersection with a contour.
+
+ Though it's not exactly how the FreeType rasterizer works, it is
+ convenient to think that we need a profile's height before
+ allocating it in the pool and computing its coordinates.
+
+ The profile's height is the number of scanlines crossed by the
+ y-monotonic section of a contour. We thus need to compute these
+ sections from the vectorial description. In order to do that,
+ we are obliged to compute all (local and global) y extrema of
+ the glyph (minima and maxima).
+
+
+ P2 For instance, this triangle has only
+ two y-extrema, which are simply
+ |\
+ | \ P2.y as a vertical maximum
+ | \ P3.y as a vertical minimum
+ | \
+ | \ P1.y is not a vertical extremum (though
+ | \ it is a horizontal minimum, which we
+ P1 ---___ \ don't need).
+ ---_\
+ P3
+
+
+ Note that the extrema are expressed in pixel units, not in
+ scanlines. The triangle's height is certainly (P3.y-P2.y+1)
+ pixel units, but its profiles' heights are computed in
+ scanlines. The exact conversion is simple:
+
+ - min scanline = FLOOR ( min y )
+ - max scanline = CEILING( max y )
+
+ A problem arises with Bézier Arcs. While a segment is always
+ necessarily y-monotonic (i.e., flat, ascending, or descending),
+ which makes extrema computations easy, the ascent of an arc can
+ vary between its control points.
+
+
+ P2
+ *
+ # on curve
+ * off curve
+ __-x--_
+ _-- -_
+ P1 _- - A non y-monotonic Bézier arc.
+ # \
+ - The arc goes from P1 to P3.
+ \
+ \ P3
+ #
+
+
+ We first need to be able to easily detect non-monotonic arcs,
+ according to their control points. I will state here, without
+ proof, that the monotony condition can be expressed as:
+
+ P1.y <= P2.y <= P3.y for an ever-ascending arc
+
+ P1.y >= P2.y >= P3.y for an ever-descending arc
+
+ with the special case of
+
+ P1.y = P2.y = P3.y where the arc is said to be `flat'.
+
+ As you can see, these conditions can be very easily tested.
+ They are, however, extremely important, as any arc that does not
+ satisfy them necessarily contains an extremum.
+
+ Note also that a monotonic arc can contain an extremum too,
+ which is then one of its `on' points:
+
+
+ P1 P2
+ #---__ * P1P2P3 is ever-descending, but P1
+ -_ is an y-extremum.
+ -
+ ---_ \
+ -> \
+ \ P3
+ #
+
+
+ Let's go back to our previous example:
+
+
+ P2
+ *
+ # on curve
+ * off curve
+ __-x--_
+ _-- -_
+ P1 _- - A non-y-monotonic Bézier arc.
+ # \
+ - Here we have
+ \ P2.y >= P1.y &&
+ \ P3 P2.y >= P3.y (!)
+ #
+
+
+ We need to compute the vertical maximum of this arc to be able
+ to compute a profile's height (the point marked by an `x'). The
+ arc's equation indicates that a direct computation is possible,
+ but we rely on a different technique, which use will become
+ apparent soon.
+
+ Bézier arcs have the special property of being very easily
+ decomposed into two sub-arcs, which are themselves Bézier arcs.
+ Moreover, it is easy to prove that there is at most one vertical
+ extremum on each Bézier arc (for second-degree curves; similar
+ conditions can be found for third-order arcs).
+
+ For instance, the following arc P1P2P3 can be decomposed into
+ two sub-arcs Q1Q2Q3 and R1R2R3:
+
+
+ P2
+ *
+ # on curve
+ * off curve
+
+
+ original Bézier arc P1P2P3.
+ __---__
+ _-- --_
+ _- -_
+ - -
+ / \
+ / \
+ # #
+ P1 P3
+
+
+
+ P2
+ *
+
+
+
+ Q3 Decomposed into two subarcs
+ Q2 R2 Q1Q2Q3 and R1R2R3
+ * __-#-__ *
+ _-- --_
+ _- R1 -_ Q1 = P1 R3 = P3
+ - - Q2 = (P1+P2)/2 R2 = (P2+P3)/2
+ / \
+ / \ Q3 = R1 = (Q2+R2)/2
+ # #
+ Q1 R3 Note that Q2, R2, and Q3=R1
+ are on a single line which is
+ tangent to the curve.
+
+
+ We have then decomposed a non-y-monotonic Bézier curve into two
+ smaller sub-arcs. Note that in the above drawing, both sub-arcs
+ are monotonic, and that the extremum is then Q3=R1. However, in
+ a more general case, only one sub-arc is guaranteed to be
+ monotonic. Getting back to our former example:
+
+
+ Q2
+ *
+
+ __-x--_ R1
+ _-- #_
+ Q1 _- Q3 - R2
+ # \ *
+ -
+ \
+ \ R3
+ #
+
+
+ Here, we see that, though Q1Q2Q3 is still non-monotonic, R1R2R3
+ is ever descending: We thus know that it doesn't contain the
+ extremum. We can then re-subdivide Q1Q2Q3 into two sub-arcs and
+ go on recursively, stopping when we encounter two monotonic
+ subarcs, or when the subarcs become simply too small.
+
+ We will finally find the vertical extremum. Note that the
+ iterative process of finding an extremum is called `flattening'.
+
+
+ e. Computing Profiles Coordinates
+
+ Once we have the height of each profile, we are able to allocate
+ it in the render pool. The next task is to compute coordinates
+ for each scanline.
+
+ In the case of segments, the computation is straightforward,
+ using the Euclidean algorithm (also known as Bresenham).
+ However, for Bézier arcs, the job is a little more complicated.
+
+ We assume that all Béziers that are part of a profile are the
+ result of flattening the curve, which means that they are all
+ y-monotonic (ascending or descending, and never flat). We now
+ have to compute the intersections of arcs with the profile's
+ scanlines. One way is to use a similar scheme to flattening
+ called `stepping'.
+
+
+ Consider this arc, going from P1 to
+ --------------------- P3. Suppose that we need to
+ compute its intersections with the
+ drawn scanlines. As already
+ --------------------- mentioned this can be done
+ directly, but the involved
+ * P2 _---# P3 algorithm is far too slow.
+ ------------- _-- --
+ _-
+ _/ Instead, it is still possible to
+ ---------/----------- use the decomposition property in
+ / the same recursive way, i.e.,
+ | subdivide the arc into subarcs
+ ------|-------------- until these get too small to cross
+ | more than one scanline!
+ |
+ -----|--------------- This is very easily done using a
+ | rasterizer-managed stack of
+ | subarcs.
+ # P1
+
+
+ f. Sweeping and Sorting the Spans
+
+ Once all our profiles have been computed, we begin the sweep to
+ build (and fill) the spans.
+
+ As both the TrueType and Type 1 specifications use the winding
+ fill rule (but with opposite directions), we place, on each
+ scanline, the present profiles in two separate lists.
+
+ One list, called the `left' one, only contains ascending
+ profiles, while the other `right' list contains the descending
+ profiles.
+
+ As each glyph is made of closed curves, a simple geometric
+ property ensures that the two lists contain the same number of
+ elements.
+
+ Creating spans is thus straightforward:
+
+ 1. We sort each list in increasing horizontal order.
+
+ 2. We pair each value of the left list with its corresponding
+ value in the right list.
+
+
+ / / | | For example, we have here
+ / / | | four profiles. Two of
+ >/ / | | | them are ascending (1 &
+ 1// / ^ | | | 2 3), while the two others
+ // // 3| | | v are descending (2 & 4).
+ / //4 | | | On the given scanline,
+ a / /< | | the left list is (1,3),
+ - - - *-----* - - - - *---* - - y - and the right one is
+ / / b c| |d (4,2) (sorted).
+
+ There are then two spans, joining
+ 1 to 4 (i.e. a-b) and 3 to 2
+ (i.e. c-d)!
+
+
+ Sorting doesn't necessarily take much time, as in 99 cases out
+ of 100, the lists' order is kept from one scanline to the next.
+ We can thus implement it with two simple singly-linked lists,
+ sorted by a classic bubble-sort, which takes a minimum amount of
+ time when the lists are already sorted.
+
+ A previous version of the rasterizer used more elaborate
+ structures, like arrays to perform `faster' sorting. It turned
+ out that this old scheme is not faster than the one described
+ above.
+
+ Once the spans have been `created', we can simply draw them in
+ the target bitmap.
+
+------------------------------------------------------------------------
+
+Copyright 2003, 2007 by
+David Turner, Robert Wilhelm, and Werner Lemberg.
+
+This file is part of the FreeType project, and may only be used,
+modified, and distributed under the terms of the FreeType project
+license, LICENSE.TXT. By continuing to use, modify, or distribute this
+file you indicate that you have read the license and understand and
+accept it fully.
+
+
+--- end of raster.txt ---
+
+Local Variables:
+coding: utf-8
+End:
--- /dev/null
+After saying `make refdoc' this directory contains the FreeType API
+reference. You need python to make this target.
+
+This also works with Jam: Just type `jam refdoc' in the main directory.
+
--- /dev/null
+How to prepare a new release
+----------------------------
+
+. include/freetype/freetype.h: Update FREETYPE_MAJOR, FREETYPE_MINOR,
+ and FREETYPE_PATCH.
+
+. Update version numbers in all files where necessary (for example, do
+ a grep for both `2.3.1' and `231' for release 2.3.1).
+
+. builds/unix/configure.raw: Update `version_info'.
+
+. docs/CHANGES: Document differences to last release.
+
+. README: Update.
+
+. docs/VERSION.DLL: Document changed `version_info'.
+
+. ChangeLog: Announce new release (both in the freetype2 and
+ freetype2-demos modules).
+
+. Clone the git archive to another directory with
+
+ git clone -l -s . ../freetype2.test
+
+ or something like this and run
+
+ make distclean; make devel; make
+ make distclean; make devel; make multi
+ make distclean; make devel CC=g++; make CC=g++
+ make distclean; make devel CC=g++; make multi CC=g++
+
+ sh autogen.sh
+ make distclean; ./configure; make
+ make distclean; ./configure CC=g++; make
+
+ in the cloned repository to test compilation with both gcc and g++.
+
+. Test C++ compilation for freetype2-demos too (using `git clone' as
+ above).
+
+. Run src/tools/chktrcmp.py and check that there are no undefined
+ trace_XXXX macros.
+
+. Tag the git repositories (freetype2, freetype2-demos) with
+
+ git tag VER-<version> -m "" -u <committer>
+
+ and push the tags with
+
+ git push --tags
+
+ TODO: Tag the home page CVS on savannah.nongnu.org.
+
+. Say `make dist' in both the freetype2 and freetype2-demos modules
+ to generate the .tar.gz, .tar.bz2, and .zip files.
+
+. Create the doc bundles (freetype-doc-<version>.tar.gz,
+ freetype-doc-<version>.tar.bz2, ftdoc<version>.zip). This is
+ everything below
+
+ freetype.freedesktop.org:/srv/freetype.freedesktop.org/www/freetype2/docs/
+
+ except the `reference' subdirectory. Do *not* use option `-l' from
+ zip!
+
+. Run the following script (with updated `$VERSION', `$SAVANNAH_USER',
+ and $SOURCEFORGE_USER variables) to sign and upload the bundles to
+ both Savannah and SourceForge. The signing code has been taken from
+ the `gnupload' script (part of the automake bundle).
+
+ #!/bin/sh
+
+ VERSION=2.4.8
+ SAVANNAH_USER=wl
+ SOURCEFORGE_USER=wlemb
+
+ #####################################################################
+
+ GPG='/usr/bin/gpg --batch --no-tty'
+
+ version=`echo $VERSION | sed "s/\\.//g"`
+
+ FREETYPE_PACKAGES="freetype-$VERSION.tar.gz \
+ freetype-$VERSION.tar.bz2 \
+ ft$version.zip"
+ FT2DEMOS_PACKAGES="ft2demos-$VERSION.tar.gz \
+ ft2demos-$VERSION.tar.bz2 \
+ ftdmo$version.zip"
+ FTDOC_PACKAGES="freetype-doc-$VERSION.tar.gz \
+ freetype-doc-$VERSION.tar.bz2 \
+ ftdoc$version.zip"
+
+ PACKAGE_LIST="$FREETYPE_PACKAGES \
+ $FT2DEMOS_PACKAGES \
+ $FTDOC_PACKAGES"
+
+ set -e
+ unset passphrase
+
+ PATH=/empty echo -n "Enter GPG passphrase: "
+ stty -echo
+ read -r passphrase
+ stty echo
+ echo
+
+ for f in $PACKAGE_LIST; do
+ if test ! -f $f; then
+ echo "$0: Cannot find \`$f'" 1>&2
+ exit 1
+ else
+ :
+ fi
+ done
+
+ for f in $PACKAGE_LIST; do
+ echo "Signing $f..."
+ rm -f $f.sig
+ echo $passphrase | $GPG --passphrase-fd 0 -ba -o $f.sig $f
+ done
+
+ FREETYPE_SIGNATURES=
+ for i in $FREETYPE_PACKAGES; do
+ FREETYPE_SIGNATURES="$FREETYPE_SIGNATURES $i.sig"
+ done
+
+ FT2DEMOS_SIGNATURES=
+ for i in $FT2DEMOS_PACKAGES; do
+ FT2DEMOS_SIGNATURES="$FT2DEMOS_SIGNATURES $i.sig"
+ done
+
+ FTDOC_SIGNATURES=
+ for i in $FTDOC_PACKAGES; do
+ FTDOC_SIGNATURES="$FTDOC_SIGNATURES $i.sig"
+ done
+
+ SIGNATURE_LIST="$FREETYPE_SIGNATURES \
+ $FT2DEMOS_SIGNATURES \
+ $FTDOC_SIGNATURES"
+
+ scp $PACKAGE_LIST $SIGNATURE_LIST \
+ $SAVANNAH_USER@dl.sv.nongnu.org:/releases/freetype/
+
+ rsync -avP -e ssh $FREETYPE_PACKAGES $FREETYPE_SIGNATURES \
+ $SOURCEFORGE_USER,freetype@frs.sf.net:/home/frs/project/f/fr/freetype/freetype2/$VERSION/
+ rsync -avP -e ssh $FT2DEMOS_PACKAGES $FT2DEMOS_SIGNATURES \
+ $SOURCEFORGE_USER,freetype@frs.sf.net:/home/frs/project/f/fr/freetype/freetype-demos/$VERSION/
+ rsync -avP -e ssh $FTDOC_PACKAGES $FTDOC_SIGNATURES \
+ $SOURCEFORGE_USER,freetype@frs.sf.net:/home/frs/project/f/fr/freetype/freetype-docs/$VERSION/
+
+ # EOF
+
+. Prepare a README for SourceForge and upload it with the following
+ script (with updated `$VERSION' and $SOURCEFORGE_USER variables).
+
+ #!/bin/sh
+
+ VERSION=2.4.8
+ SOURCEFORGE_USER=wlemb
+
+ #####################################################################
+
+ rsync -avP -e ssh README \
+ $SOURCEFORGE_USER,freetype@frs.sf.net:/home/frs/project/f/fr/freetype/freetype2/$VERSION/
+
+ # EOF
+
+. On SourceForge, tag the just uploaded `ftXXXX.zip' and
+ `freetype-XXX.tar.bz2' files as the default files to download for
+ `Windows' and `Others', respectively.
+
+. Copy the reference files (generated by `make dist') to
+
+ freetype.freedesktop.org:/srv/freetype.freedesktop.org/www/freetype2/docs/reference
+
+ and
+
+ shell.sf.net:/home/groups/f/fr/freetype/htdocs/freetype2/docs/reference
+
+ TODO: Create FreeType home page CVS on savannah.nongnu.org and
+ update it accordingly.
+
+ Write script to automatically do this.
+
+ Mirror FreeType's savannah home page everywhere.
+
+. Update
+
+ freetype.freedesktop.org:/srv/freetype.freedesktop.org/www/index2.html
+
+ and copy it to
+
+ shell.sf.net:/home/groups/f/fr/freetype/htdocs/index2.html
+
+. Announce new release on freetype-announce@nongnu.org and to relevant
+ newsgroups.
+
+----------------------------------------------------------------------
+
+Copyright 2003, 2005-2007, 2009, 2011 by
+David Turner, Robert Wilhelm, and Werner Lemberg.
+
+This file is part of the FreeType project, and may only be used,
+modified, and distributed under the terms of the FreeType project
+license, LICENSE.TXT. By continuing to use, modify, or distribute
+this file you indicate that you have read the license and understand
+and accept it fully.
+
+
+--- end of release ---
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftconfig.h */
+/* */
+/* ANSI-specific configuration file (specification only). */
+/* */
+/* Copyright 1996-2004, 2006-2008, 2010-2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This header file contains a number of macro definitions that are used */
+ /* by the rest of the engine. Most of the macros here are automatically */
+ /* determined at compile time, and you should not need to change it to */
+ /* port FreeType, except to compile the library with a non-ANSI */
+ /* compiler. */
+ /* */
+ /* Note however that if some specific modifications are needed, we */
+ /* advise you to place a modified copy in your build directory. */
+ /* */
+ /* The build directory is usually `freetype/builds/<system>', and */
+ /* contains system-specific files that are always included first when */
+ /* building the library. */
+ /* */
+ /* This ANSI version should stay in `include/freetype/config'. */
+ /* */
+ /*************************************************************************/
+
+#ifndef __FTCONFIG_H__
+#define __FTCONFIG_H__
+
+#include <ft2build.h>
+#include FT_CONFIG_OPTIONS_H
+#include FT_CONFIG_STANDARD_LIBRARY_H
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* PLATFORM-SPECIFIC CONFIGURATION MACROS */
+ /* */
+ /* These macros can be toggled to suit a specific system. The current */
+ /* ones are defaults used to compile FreeType in an ANSI C environment */
+ /* (16bit compilers are also supported). Copy this file to your own */
+ /* `freetype/builds/<system>' directory, and edit it to port the engine. */
+ /* */
+ /*************************************************************************/
+
+
+ /* There are systems (like the Texas Instruments 'C54x) where a `char' */
+ /* has 16 bits. ANSI C says that sizeof(char) is always 1. Since an */
+ /* `int' has 16 bits also for this system, sizeof(int) gives 1 which */
+ /* is probably unexpected. */
+ /* */
+ /* `CHAR_BIT' (defined in limits.h) gives the number of bits in a */
+ /* `char' type. */
+
+#ifndef FT_CHAR_BIT
+#define FT_CHAR_BIT CHAR_BIT
+#endif
+
+
+ /* The size of an `int' type. */
+#if FT_UINT_MAX == 0xFFFFUL
+#define FT_SIZEOF_INT (16 / FT_CHAR_BIT)
+#elif FT_UINT_MAX == 0xFFFFFFFFUL
+#define FT_SIZEOF_INT (32 / FT_CHAR_BIT)
+#elif FT_UINT_MAX > 0xFFFFFFFFUL && FT_UINT_MAX == 0xFFFFFFFFFFFFFFFFUL
+#define FT_SIZEOF_INT (64 / FT_CHAR_BIT)
+#else
+#error "Unsupported size of `int' type!"
+#endif
+
+ /* The size of a `long' type. A five-byte `long' (as used e.g. on the */
+ /* DM642) is recognized but avoided. */
+#if FT_ULONG_MAX == 0xFFFFFFFFUL
+#define FT_SIZEOF_LONG (32 / FT_CHAR_BIT)
+#elif FT_ULONG_MAX > 0xFFFFFFFFUL && FT_ULONG_MAX == 0xFFFFFFFFFFUL
+#define FT_SIZEOF_LONG (32 / FT_CHAR_BIT)
+#elif FT_ULONG_MAX > 0xFFFFFFFFUL && FT_ULONG_MAX == 0xFFFFFFFFFFFFFFFFUL
+#define FT_SIZEOF_LONG (64 / FT_CHAR_BIT)
+#else
+#error "Unsupported size of `long' type!"
+#endif
+
+
+ /* FT_UNUSED is a macro used to indicate that a given parameter is not */
+ /* used -- this is only used to get rid of unpleasant compiler warnings */
+#ifndef FT_UNUSED
+#define FT_UNUSED( arg ) ( (arg) = (arg) )
+#endif
+
+
+ /*************************************************************************/
+ /* */
+ /* AUTOMATIC CONFIGURATION MACROS */
+ /* */
+ /* These macros are computed from the ones defined above. Don't touch */
+ /* their definition, unless you know precisely what you are doing. No */
+ /* porter should need to mess with them. */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* Mac support */
+ /* */
+ /* This is the only necessary change, so it is defined here instead */
+ /* providing a new configuration file. */
+ /* */
+#if defined( __APPLE__ ) || ( defined( __MWERKS__ ) && defined( macintosh ) )
+ /* no Carbon frameworks for 64bit 10.4.x */
+ /* AvailabilityMacros.h is available since Mac OS X 10.2, */
+ /* so guess the system version by maximum errno before inclusion */
+#include <errno.h>
+#ifdef ECANCELED /* defined since 10.2 */
+#include "AvailabilityMacros.h"
+#endif
+#if defined( __LP64__ ) && \
+ ( MAC_OS_X_VERSION_MIN_REQUIRED <= MAC_OS_X_VERSION_10_4 )
+#undef FT_MACINTOSH
+#endif
+
+#elif defined( __SC__ ) || defined( __MRC__ )
+ /* Classic MacOS compilers */
+#include "ConditionalMacros.h"
+#if TARGET_OS_MAC
+#define FT_MACINTOSH 1
+#endif
+
+#endif
+
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* basic_types */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_Int16 */
+ /* */
+ /* <Description> */
+ /* A typedef for a 16bit signed integer type. */
+ /* */
+ typedef signed short FT_Int16;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_UInt16 */
+ /* */
+ /* <Description> */
+ /* A typedef for a 16bit unsigned integer type. */
+ /* */
+ typedef unsigned short FT_UInt16;
+
+ /* */
+
+
+ /* this #if 0 ... #endif clause is for documentation purposes */
+#if 0
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_Int32 */
+ /* */
+ /* <Description> */
+ /* A typedef for a 32bit signed integer type. The size depends on */
+ /* the configuration. */
+ /* */
+ typedef signed XXX FT_Int32;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_UInt32 */
+ /* */
+ /* A typedef for a 32bit unsigned integer type. The size depends on */
+ /* the configuration. */
+ /* */
+ typedef unsigned XXX FT_UInt32;
+
+ /* */
+
+#endif
+
+#if FT_SIZEOF_INT == (32 / FT_CHAR_BIT)
+
+ typedef signed int FT_Int32;
+ typedef unsigned int FT_UInt32;
+
+#elif FT_SIZEOF_LONG == (32 / FT_CHAR_BIT)
+
+ typedef signed long FT_Int32;
+ typedef unsigned long FT_UInt32;
+
+#else
+#error "no 32bit type found -- please check your configuration files"
+#endif
+
+
+ /* look up an integer type that is at least 32 bits */
+#if FT_SIZEOF_INT >= (32 / FT_CHAR_BIT)
+
+ typedef int FT_Fast;
+ typedef unsigned int FT_UFast;
+
+#elif FT_SIZEOF_LONG >= (32 / FT_CHAR_BIT)
+
+ typedef long FT_Fast;
+ typedef unsigned long FT_UFast;
+
+#endif
+
+
+ /* determine whether we have a 64-bit int type for platforms without */
+ /* Autoconf */
+#if FT_SIZEOF_LONG == (64 / FT_CHAR_BIT)
+
+ /* FT_LONG64 must be defined if a 64-bit type is available */
+#define FT_LONG64
+#define FT_INT64 long
+
+#elif defined( _MSC_VER ) && _MSC_VER >= 900 /* Visual C++ (and Intel C++) */
+
+ /* this compiler provides the __int64 type */
+#define FT_LONG64
+#define FT_INT64 __int64
+
+#elif defined( __BORLANDC__ ) /* Borland C++ */
+
+ /* XXXX: We should probably check the value of __BORLANDC__ in order */
+ /* to test the compiler version. */
+
+ /* this compiler provides the __int64 type */
+#define FT_LONG64
+#define FT_INT64 __int64
+
+#elif defined( __WATCOMC__ ) /* Watcom C++ */
+
+ /* Watcom doesn't provide 64-bit data types */
+
+#elif defined( __MWERKS__ ) /* Metrowerks CodeWarrior */
+
+#define FT_LONG64
+#define FT_INT64 long long int
+
+#elif defined( __GNUC__ )
+
+ /* GCC provides the `long long' type */
+#define FT_LONG64
+#define FT_INT64 long long int
+
+#endif /* FT_SIZEOF_LONG == (64 / FT_CHAR_BIT) */
+
+
+ /*************************************************************************/
+ /* */
+ /* A 64-bit data type will create compilation problems if you compile */
+ /* in strict ANSI mode. To avoid them, we disable its use if __STDC__ */
+ /* is defined. You can however ignore this rule by defining the */
+ /* FT_CONFIG_OPTION_FORCE_INT64 configuration macro. */
+ /* */
+#if defined( FT_LONG64 ) && !defined( FT_CONFIG_OPTION_FORCE_INT64 )
+
+#ifdef __STDC__
+
+ /* undefine the 64-bit macros in strict ANSI compilation mode */
+#undef FT_LONG64
+#undef FT_INT64
+
+#endif /* __STDC__ */
+
+#endif /* FT_LONG64 && !FT_CONFIG_OPTION_FORCE_INT64 */
+
+
+#define FT_BEGIN_STMNT do {
+#define FT_END_STMNT } while ( 0 )
+#define FT_DUMMY_STMNT FT_BEGIN_STMNT FT_END_STMNT
+
+
+#ifndef FT_CONFIG_OPTION_NO_ASSEMBLER
+ /* Provide assembler fragments for performance-critical functions. */
+ /* These must be defined `static __inline__' with GCC. */
+
+#if defined( __CC_ARM ) || defined( __ARMCC__ ) /* RVCT */
+#define FT_MULFIX_ASSEMBLER FT_MulFix_arm
+
+ /* documentation is in freetype.h */
+
+ static __inline FT_Int32
+ FT_MulFix_arm( FT_Int32 a,
+ FT_Int32 b )
+ {
+ register FT_Int32 t, t2;
+
+
+ __asm
+ {
+ smull t2, t, b, a /* (lo=t2,hi=t) = a*b */
+ mov a, t, asr #31 /* a = (hi >> 31) */
+ add a, a, #0x8000 /* a += 0x8000 */
+ adds t2, t2, a /* t2 += a */
+ adc t, t, #0 /* t += carry */
+ mov a, t2, lsr #16 /* a = t2 >> 16 */
+ orr a, a, t, lsl #16 /* a |= t << 16 */
+ }
+ return a;
+ }
+
+#endif /* __CC_ARM || __ARMCC__ */
+
+
+#ifdef __GNUC__
+
+#if defined( __arm__ ) && !defined( __thumb__ ) && \
+ !( defined( __CC_ARM ) || defined( __ARMCC__ ) )
+#define FT_MULFIX_ASSEMBLER FT_MulFix_arm
+
+ /* documentation is in freetype.h */
+
+ static __inline__ FT_Int32
+ FT_MulFix_arm( FT_Int32 a,
+ FT_Int32 b )
+ {
+ register FT_Int32 t, t2;
+
+
+ __asm__ __volatile__ (
+ "smull %1, %2, %4, %3\n\t" /* (lo=%1,hi=%2) = a*b */
+ "mov %0, %2, asr #31\n\t" /* %0 = (hi >> 31) */
+ "add %0, %0, #0x8000\n\t" /* %0 += 0x8000 */
+ "adds %1, %1, %0\n\t" /* %1 += %0 */
+ "adc %2, %2, #0\n\t" /* %2 += carry */
+ "mov %0, %1, lsr #16\n\t" /* %0 = %1 >> 16 */
+ "orr %0, %0, %2, lsl #16\n\t" /* %0 |= %2 << 16 */
+ : "=r"(a), "=&r"(t2), "=&r"(t)
+ : "r"(a), "r"(b) );
+ return a;
+ }
+
+#endif /* __arm__ && !__thumb__ && !( __CC_ARM || __ARMCC__ ) */
+
+#if defined( __i386__ )
+#define FT_MULFIX_ASSEMBLER FT_MulFix_i386
+
+ /* documentation is in freetype.h */
+
+ static __inline__ FT_Int32
+ FT_MulFix_i386( FT_Int32 a,
+ FT_Int32 b )
+ {
+ register FT_Int32 result;
+
+
+ __asm__ __volatile__ (
+ "imul %%edx\n"
+ "movl %%edx, %%ecx\n"
+ "sarl $31, %%ecx\n"
+ "addl $0x8000, %%ecx\n"
+ "addl %%ecx, %%eax\n"
+ "adcl $0, %%edx\n"
+ "shrl $16, %%eax\n"
+ "shll $16, %%edx\n"
+ "addl %%edx, %%eax\n"
+ : "=a"(result), "=d"(b)
+ : "a"(a), "d"(b)
+ : "%ecx", "cc" );
+ return result;
+ }
+
+#endif /* i386 */
+
+#endif /* __GNUC__ */
+
+
+#ifdef _MSC_VER /* Visual C++ */
+
+#ifdef _M_IX86
+
+#define FT_MULFIX_ASSEMBLER FT_MulFix_i386
+
+ /* documentation is in freetype.h */
+
+ static __inline FT_Int32
+ FT_MulFix_i386( FT_Int32 a,
+ FT_Int32 b )
+ {
+ register FT_Int32 result;
+
+ __asm
+ {
+ mov eax, a
+ mov edx, b
+ imul edx
+ mov ecx, edx
+ sar ecx, 31
+ add ecx, 8000h
+ add eax, ecx
+ adc edx, 0
+ shr eax, 16
+ shl edx, 16
+ add eax, edx
+ mov result, eax
+ }
+ return result;
+ }
+
+#endif /* _M_IX86 */
+
+#endif /* _MSC_VER */
+
+#endif /* !FT_CONFIG_OPTION_NO_ASSEMBLER */
+
+
+#ifdef FT_CONFIG_OPTION_INLINE_MULFIX
+#ifdef FT_MULFIX_ASSEMBLER
+#define FT_MULFIX_INLINED FT_MULFIX_ASSEMBLER
+#endif
+#endif
+
+
+#ifdef FT_MAKE_OPTION_SINGLE_OBJECT
+
+#define FT_LOCAL( x ) static x
+#define FT_LOCAL_DEF( x ) static x
+
+#else
+
+#ifdef __cplusplus
+#define FT_LOCAL( x ) extern "C" x
+#define FT_LOCAL_DEF( x ) extern "C" x
+#else
+#define FT_LOCAL( x ) extern x
+#define FT_LOCAL_DEF( x ) x
+#endif
+
+#endif /* FT_MAKE_OPTION_SINGLE_OBJECT */
+
+
+#ifndef FT_BASE
+
+#ifdef __cplusplus
+#define FT_BASE( x ) extern "C" x
+#else
+#define FT_BASE( x ) extern x
+#endif
+
+#endif /* !FT_BASE */
+
+
+#ifndef FT_BASE_DEF
+
+#ifdef __cplusplus
+#define FT_BASE_DEF( x ) x
+#else
+#define FT_BASE_DEF( x ) x
+#endif
+
+#endif /* !FT_BASE_DEF */
+
+
+#ifndef FT_EXPORT
+
+#ifdef __cplusplus
+#define FT_EXPORT( x ) extern "C" x
+#else
+#define FT_EXPORT( x ) extern x
+#endif
+
+#endif /* !FT_EXPORT */
+
+
+#ifndef FT_EXPORT_DEF
+
+#ifdef __cplusplus
+#define FT_EXPORT_DEF( x ) extern "C" x
+#else
+#define FT_EXPORT_DEF( x ) extern x
+#endif
+
+#endif /* !FT_EXPORT_DEF */
+
+
+#ifndef FT_EXPORT_VAR
+
+#ifdef __cplusplus
+#define FT_EXPORT_VAR( x ) extern "C" x
+#else
+#define FT_EXPORT_VAR( x ) extern x
+#endif
+
+#endif /* !FT_EXPORT_VAR */
+
+ /* The following macros are needed to compile the library with a */
+ /* C++ compiler and with 16bit compilers. */
+ /* */
+
+ /* This is special. Within C++, you must specify `extern "C"' for */
+ /* functions which are used via function pointers, and you also */
+ /* must do that for structures which contain function pointers to */
+ /* assure C linkage -- it's not possible to have (local) anonymous */
+ /* functions which are accessed by (global) function pointers. */
+ /* */
+ /* */
+ /* FT_CALLBACK_DEF is used to _define_ a callback function. */
+ /* */
+ /* FT_CALLBACK_TABLE is used to _declare_ a constant variable that */
+ /* contains pointers to callback functions. */
+ /* */
+ /* FT_CALLBACK_TABLE_DEF is used to _define_ a constant variable */
+ /* that contains pointers to callback functions. */
+ /* */
+ /* */
+ /* Some 16bit compilers have to redefine these macros to insert */
+ /* the infamous `_cdecl' or `__fastcall' declarations. */
+ /* */
+#ifndef FT_CALLBACK_DEF
+#ifdef __cplusplus
+#define FT_CALLBACK_DEF( x ) extern "C" x
+#else
+#define FT_CALLBACK_DEF( x ) static x
+#endif
+#endif /* FT_CALLBACK_DEF */
+
+#ifndef FT_CALLBACK_TABLE
+#ifdef __cplusplus
+#define FT_CALLBACK_TABLE extern "C"
+#define FT_CALLBACK_TABLE_DEF extern "C"
+#else
+#define FT_CALLBACK_TABLE extern
+#define FT_CALLBACK_TABLE_DEF /* nothing */
+#endif
+#endif /* FT_CALLBACK_TABLE */
+
+
+FT_END_HEADER
+
+
+#endif /* __FTCONFIG_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftheader.h */
+/* */
+/* Build macros of the FreeType 2 library. */
+/* */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+#ifndef __FT_HEADER_H__
+#define __FT_HEADER_H__
+
+
+ /*@***********************************************************************/
+ /* */
+ /* <Macro> */
+ /* FT_BEGIN_HEADER */
+ /* */
+ /* <Description> */
+ /* This macro is used in association with @FT_END_HEADER in header */
+ /* files to ensure that the declarations within are properly */
+ /* encapsulated in an `extern "C" { .. }' block when included from a */
+ /* C++ compiler. */
+ /* */
+#ifdef __cplusplus
+#define FT_BEGIN_HEADER extern "C" {
+#else
+#define FT_BEGIN_HEADER /* nothing */
+#endif
+
+
+ /*@***********************************************************************/
+ /* */
+ /* <Macro> */
+ /* FT_END_HEADER */
+ /* */
+ /* <Description> */
+ /* This macro is used in association with @FT_BEGIN_HEADER in header */
+ /* files to ensure that the declarations within are properly */
+ /* encapsulated in an `extern "C" { .. }' block when included from a */
+ /* C++ compiler. */
+ /* */
+#ifdef __cplusplus
+#define FT_END_HEADER }
+#else
+#define FT_END_HEADER /* nothing */
+#endif
+
+
+ /*************************************************************************/
+ /* */
+ /* Aliases for the FreeType 2 public and configuration files. */
+ /* */
+ /*************************************************************************/
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* header_file_macros */
+ /* */
+ /* <Title> */
+ /* Header File Macros */
+ /* */
+ /* <Abstract> */
+ /* Macro definitions used to #include specific header files. */
+ /* */
+ /* <Description> */
+ /* The following macros are defined to the name of specific */
+ /* FreeType~2 header files. They can be used directly in #include */
+ /* statements as in: */
+ /* */
+ /* { */
+ /* #include FT_FREETYPE_H */
+ /* #include FT_MULTIPLE_MASTERS_H */
+ /* #include FT_GLYPH_H */
+ /* } */
+ /* */
+ /* There are several reasons why we are now using macros to name */
+ /* public header files. The first one is that such macros are not */
+ /* limited to the infamous 8.3~naming rule required by DOS (and */
+ /* `FT_MULTIPLE_MASTERS_H' is a lot more meaningful than `ftmm.h'). */
+ /* */
+ /* The second reason is that it allows for more flexibility in the */
+ /* way FreeType~2 is installed on a given system. */
+ /* */
+ /*************************************************************************/
+
+
+ /* configuration files */
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_CONFIG_CONFIG_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing
+ * FreeType~2 configuration data.
+ *
+ */
+#ifndef FT_CONFIG_CONFIG_H
+#define FT_CONFIG_CONFIG_H <freetype/config/ftconfig.h>
+#endif
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_CONFIG_STANDARD_LIBRARY_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing
+ * FreeType~2 interface to the standard C library functions.
+ *
+ */
+#ifndef FT_CONFIG_STANDARD_LIBRARY_H
+#define FT_CONFIG_STANDARD_LIBRARY_H <freetype/config/ftstdlib.h>
+#endif
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_CONFIG_OPTIONS_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing
+ * FreeType~2 project-specific configuration options.
+ *
+ */
+#ifndef FT_CONFIG_OPTIONS_H
+#define FT_CONFIG_OPTIONS_H <freetype/config/ftoption.h>
+#endif
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_CONFIG_MODULES_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * list of FreeType~2 modules that are statically linked to new library
+ * instances in @FT_Init_FreeType.
+ *
+ */
+#ifndef FT_CONFIG_MODULES_H
+#define FT_CONFIG_MODULES_H <freetype/config/ftmodule.h>
+#endif
+
+ /* */
+
+ /* public headers */
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_FREETYPE_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * base FreeType~2 API.
+ *
+ */
+#define FT_FREETYPE_H <freetype/freetype.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_ERRORS_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * list of FreeType~2 error codes (and messages).
+ *
+ * It is included by @FT_FREETYPE_H.
+ *
+ */
+#define FT_ERRORS_H <freetype/fterrors.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_MODULE_ERRORS_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * list of FreeType~2 module error offsets (and messages).
+ *
+ */
+#define FT_MODULE_ERRORS_H <freetype/ftmoderr.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_SYSTEM_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * FreeType~2 interface to low-level operations (i.e., memory management
+ * and stream i/o).
+ *
+ * It is included by @FT_FREETYPE_H.
+ *
+ */
+#define FT_SYSTEM_H <freetype/ftsystem.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_IMAGE_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing type
+ * definitions related to glyph images (i.e., bitmaps, outlines,
+ * scan-converter parameters).
+ *
+ * It is included by @FT_FREETYPE_H.
+ *
+ */
+#define FT_IMAGE_H <freetype/ftimage.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_TYPES_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * basic data types defined by FreeType~2.
+ *
+ * It is included by @FT_FREETYPE_H.
+ *
+ */
+#define FT_TYPES_H <freetype/fttypes.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_LIST_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * list management API of FreeType~2.
+ *
+ * (Most applications will never need to include this file.)
+ *
+ */
+#define FT_LIST_H <freetype/ftlist.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_OUTLINE_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * scalable outline management API of FreeType~2.
+ *
+ */
+#define FT_OUTLINE_H <freetype/ftoutln.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_SIZES_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * API which manages multiple @FT_Size objects per face.
+ *
+ */
+#define FT_SIZES_H <freetype/ftsizes.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_MODULE_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * module management API of FreeType~2.
+ *
+ */
+#define FT_MODULE_H <freetype/ftmodapi.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_RENDER_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * renderer module management API of FreeType~2.
+ *
+ */
+#define FT_RENDER_H <freetype/ftrender.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_TYPE1_TABLES_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * types and API specific to the Type~1 format.
+ *
+ */
+#define FT_TYPE1_TABLES_H <freetype/t1tables.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_TRUETYPE_IDS_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * enumeration values which identify name strings, languages, encodings,
+ * etc. This file really contains a _large_ set of constant macro
+ * definitions, taken from the TrueType and OpenType specifications.
+ *
+ */
+#define FT_TRUETYPE_IDS_H <freetype/ttnameid.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_TRUETYPE_TABLES_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * types and API specific to the TrueType (as well as OpenType) format.
+ *
+ */
+#define FT_TRUETYPE_TABLES_H <freetype/tttables.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_TRUETYPE_TAGS_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * definitions of TrueType four-byte `tags' which identify blocks in
+ * SFNT-based font formats (i.e., TrueType and OpenType).
+ *
+ */
+#define FT_TRUETYPE_TAGS_H <freetype/tttags.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_BDF_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * definitions of an API which accesses BDF-specific strings from a
+ * face.
+ *
+ */
+#define FT_BDF_H <freetype/ftbdf.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_CID_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * definitions of an API which access CID font information from a
+ * face.
+ *
+ */
+#define FT_CID_H <freetype/ftcid.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_GZIP_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * definitions of an API which supports gzip-compressed files.
+ *
+ */
+#define FT_GZIP_H <freetype/ftgzip.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_LZW_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * definitions of an API which supports LZW-compressed files.
+ *
+ */
+#define FT_LZW_H <freetype/ftlzw.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_BZIP2_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * definitions of an API which supports bzip2-compressed files.
+ *
+ */
+#define FT_BZIP2_H <freetype/ftbzip2.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_WINFONTS_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * definitions of an API which supports Windows FNT files.
+ *
+ */
+#define FT_WINFONTS_H <freetype/ftwinfnt.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_GLYPH_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * API of the optional glyph management component.
+ *
+ */
+#define FT_GLYPH_H <freetype/ftglyph.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_BITMAP_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * API of the optional bitmap conversion component.
+ *
+ */
+#define FT_BITMAP_H <freetype/ftbitmap.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_BBOX_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * API of the optional exact bounding box computation routines.
+ *
+ */
+#define FT_BBOX_H <freetype/ftbbox.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_CACHE_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * API of the optional FreeType~2 cache sub-system.
+ *
+ */
+#define FT_CACHE_H <freetype/ftcache.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_CACHE_IMAGE_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * `glyph image' API of the FreeType~2 cache sub-system.
+ *
+ * It is used to define a cache for @FT_Glyph elements. You can also
+ * use the API defined in @FT_CACHE_SMALL_BITMAPS_H if you only need to
+ * store small glyph bitmaps, as it will use less memory.
+ *
+ * This macro is deprecated. Simply include @FT_CACHE_H to have all
+ * glyph image-related cache declarations.
+ *
+ */
+#define FT_CACHE_IMAGE_H FT_CACHE_H
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_CACHE_SMALL_BITMAPS_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * `small bitmaps' API of the FreeType~2 cache sub-system.
+ *
+ * It is used to define a cache for small glyph bitmaps in a relatively
+ * memory-efficient way. You can also use the API defined in
+ * @FT_CACHE_IMAGE_H if you want to cache arbitrary glyph images,
+ * including scalable outlines.
+ *
+ * This macro is deprecated. Simply include @FT_CACHE_H to have all
+ * small bitmaps-related cache declarations.
+ *
+ */
+#define FT_CACHE_SMALL_BITMAPS_H FT_CACHE_H
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_CACHE_CHARMAP_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * `charmap' API of the FreeType~2 cache sub-system.
+ *
+ * This macro is deprecated. Simply include @FT_CACHE_H to have all
+ * charmap-based cache declarations.
+ *
+ */
+#define FT_CACHE_CHARMAP_H FT_CACHE_H
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_MAC_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * Macintosh-specific FreeType~2 API. The latter is used to access
+ * fonts embedded in resource forks.
+ *
+ * This header file must be explicitly included by client applications
+ * compiled on the Mac (note that the base API still works though).
+ *
+ */
+#define FT_MAC_H <freetype/ftmac.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_MULTIPLE_MASTERS_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * optional multiple-masters management API of FreeType~2.
+ *
+ */
+#define FT_MULTIPLE_MASTERS_H <freetype/ftmm.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_SFNT_NAMES_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * optional FreeType~2 API which accesses embedded `name' strings in
+ * SFNT-based font formats (i.e., TrueType and OpenType).
+ *
+ */
+#define FT_SFNT_NAMES_H <freetype/ftsnames.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_OPENTYPE_VALIDATE_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * optional FreeType~2 API which validates OpenType tables (BASE, GDEF,
+ * GPOS, GSUB, JSTF).
+ *
+ */
+#define FT_OPENTYPE_VALIDATE_H <freetype/ftotval.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_GX_VALIDATE_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * optional FreeType~2 API which validates TrueTypeGX/AAT tables (feat,
+ * mort, morx, bsln, just, kern, opbd, trak, prop).
+ *
+ */
+#define FT_GX_VALIDATE_H <freetype/ftgxval.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_PFR_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * FreeType~2 API which accesses PFR-specific data.
+ *
+ */
+#define FT_PFR_H <freetype/ftpfr.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_STROKER_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * FreeType~2 API which provides functions to stroke outline paths.
+ */
+#define FT_STROKER_H <freetype/ftstroke.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_SYNTHESIS_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * FreeType~2 API which performs artificial obliquing and emboldening.
+ */
+#define FT_SYNTHESIS_H <freetype/ftsynth.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_XFREE86_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * FreeType~2 API which provides functions specific to the XFree86 and
+ * X.Org X11 servers.
+ */
+#define FT_XFREE86_H <freetype/ftxf86.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_TRIGONOMETRY_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * FreeType~2 API which performs trigonometric computations (e.g.,
+ * cosines and arc tangents).
+ */
+#define FT_TRIGONOMETRY_H <freetype/fttrigon.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_LCD_FILTER_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * FreeType~2 API which performs color filtering for subpixel rendering.
+ */
+#define FT_LCD_FILTER_H <freetype/ftlcdfil.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_UNPATENTED_HINTING_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * FreeType~2 API which performs color filtering for subpixel rendering.
+ */
+#define FT_UNPATENTED_HINTING_H <freetype/ttunpat.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_INCREMENTAL_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * FreeType~2 API which performs color filtering for subpixel rendering.
+ */
+#define FT_INCREMENTAL_H <freetype/ftincrem.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_GASP_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * FreeType~2 API which returns entries from the TrueType GASP table.
+ */
+#define FT_GASP_H <freetype/ftgasp.h>
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_ADVANCES_H
+ *
+ * @description:
+ * A macro used in #include statements to name the file containing the
+ * FreeType~2 API which returns individual and ranged glyph advances.
+ */
+#define FT_ADVANCES_H <freetype/ftadvanc.h>
+
+
+ /* */
+
+#define FT_ERROR_DEFINITIONS_H <freetype/fterrdef.h>
+
+
+ /* The internals of the cache sub-system are no longer exposed. We */
+ /* default to FT_CACHE_H at the moment just in case, but we know of */
+ /* no rogue client that uses them. */
+ /* */
+#define FT_CACHE_MANAGER_H <freetype/ftcache.h>
+#define FT_CACHE_INTERNAL_MRU_H <freetype/ftcache.h>
+#define FT_CACHE_INTERNAL_MANAGER_H <freetype/ftcache.h>
+#define FT_CACHE_INTERNAL_CACHE_H <freetype/ftcache.h>
+#define FT_CACHE_INTERNAL_GLYPH_H <freetype/ftcache.h>
+#define FT_CACHE_INTERNAL_IMAGE_H <freetype/ftcache.h>
+#define FT_CACHE_INTERNAL_SBITS_H <freetype/ftcache.h>
+
+
+#define FT_INCREMENTAL_H <freetype/ftincrem.h>
+
+#define FT_TRUETYPE_UNPATENTED_H <freetype/ttunpat.h>
+
+
+ /*
+ * Include internal headers definitions from <freetype/internal/...>
+ * only when building the library.
+ */
+#ifdef FT2_BUILD_LIBRARY
+#define FT_INTERNAL_INTERNAL_H <freetype/internal/internal.h>
+#include FT_INTERNAL_INTERNAL_H
+#endif /* FT2_BUILD_LIBRARY */
+
+
+#endif /* __FT2_BUILD_H__ */
+
+
+/* END */
--- /dev/null
+/*
+ * This file registers the FreeType modules compiled into the library.
+ *
+ * If you use GNU make, this file IS NOT USED! Instead, it is created in
+ * the objects directory (normally `<topdir>/objs/') based on information
+ * from `<topdir>/modules.cfg'.
+ *
+ * Please read `docs/INSTALL.ANY' and `docs/CUSTOMIZE' how to compile
+ * FreeType without GNU make.
+ *
+ */
+
+FT_USE_MODULE( FT_Module_Class, autofit_module_class )
+FT_USE_MODULE( FT_Driver_ClassRec, tt_driver_class )
+FT_USE_MODULE( FT_Driver_ClassRec, t1_driver_class )
+FT_USE_MODULE( FT_Driver_ClassRec, cff_driver_class )
+FT_USE_MODULE( FT_Driver_ClassRec, t1cid_driver_class )
+FT_USE_MODULE( FT_Driver_ClassRec, pfr_driver_class )
+FT_USE_MODULE( FT_Driver_ClassRec, t42_driver_class )
+FT_USE_MODULE( FT_Driver_ClassRec, winfnt_driver_class )
+FT_USE_MODULE( FT_Driver_ClassRec, pcf_driver_class )
+FT_USE_MODULE( FT_Module_Class, psaux_module_class )
+FT_USE_MODULE( FT_Module_Class, psnames_module_class )
+FT_USE_MODULE( FT_Module_Class, pshinter_module_class )
+FT_USE_MODULE( FT_Renderer_Class, ft_raster1_renderer_class )
+FT_USE_MODULE( FT_Module_Class, sfnt_module_class )
+FT_USE_MODULE( FT_Renderer_Class, ft_smooth_renderer_class )
+FT_USE_MODULE( FT_Renderer_Class, ft_smooth_lcd_renderer_class )
+FT_USE_MODULE( FT_Renderer_Class, ft_smooth_lcdv_renderer_class )
+FT_USE_MODULE( FT_Driver_ClassRec, bdf_driver_class )
+
+/* EOF */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftoption.h */
+/* */
+/* User-selectable configuration macros (specification only). */
+/* */
+/* Copyright 1996-2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTOPTION_H__
+#define __FTOPTION_H__
+
+
+#include <ft2build.h>
+
+
+FT_BEGIN_HEADER
+
+ /*************************************************************************/
+ /* */
+ /* USER-SELECTABLE CONFIGURATION MACROS */
+ /* */
+ /* This file contains the default configuration macro definitions for */
+ /* a standard build of the FreeType library. There are three ways to */
+ /* use this file to build project-specific versions of the library: */
+ /* */
+ /* - You can modify this file by hand, but this is not recommended in */
+ /* cases where you would like to build several versions of the */
+ /* library from a single source directory. */
+ /* */
+ /* - You can put a copy of this file in your build directory, more */
+ /* precisely in `$BUILD/freetype/config/ftoption.h', where `$BUILD' */
+ /* is the name of a directory that is included _before_ the FreeType */
+ /* include path during compilation. */
+ /* */
+ /* The default FreeType Makefiles and Jamfiles use the build */
+ /* directory `builds/<system>' by default, but you can easily change */
+ /* that for your own projects. */
+ /* */
+ /* - Copy the file <ft2build.h> to `$BUILD/ft2build.h' and modify it */
+ /* slightly to pre-define the macro FT_CONFIG_OPTIONS_H used to */
+ /* locate this file during the build. For example, */
+ /* */
+ /* #define FT_CONFIG_OPTIONS_H <myftoptions.h> */
+ /* #include <freetype/config/ftheader.h> */
+ /* */
+ /* will use `$BUILD/myftoptions.h' instead of this file for macro */
+ /* definitions. */
+ /* */
+ /* Note also that you can similarly pre-define the macro */
+ /* FT_CONFIG_MODULES_H used to locate the file listing of the modules */
+ /* that are statically linked to the library at compile time. By */
+ /* default, this file is <freetype/config/ftmodule.h>. */
+ /* */
+ /* We highly recommend using the third method whenever possible. */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** G E N E R A L F R E E T Y P E 2 C O N F I G U R A T I O N ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* Uncomment the line below if you want to activate sub-pixel rendering */
+ /* (a.k.a. LCD rendering, or ClearType) in this build of the library. */
+ /* */
+ /* Note that this feature is covered by several Microsoft patents */
+ /* and should not be activated in any default build of the library. */
+ /* */
+ /* This macro has no impact on the FreeType API, only on its */
+ /* _implementation_. For example, using FT_RENDER_MODE_LCD when calling */
+ /* FT_Render_Glyph still generates a bitmap that is 3 times wider than */
+ /* the original size in case this macro isn't defined; however, each */
+ /* triplet of subpixels has R=G=B. */
+ /* */
+ /* This is done to allow FreeType clients to run unmodified, forcing */
+ /* them to display normal gray-level anti-aliased glyphs. */
+ /* */
+/* #define FT_CONFIG_OPTION_SUBPIXEL_RENDERING */
+
+
+ /*************************************************************************/
+ /* */
+ /* Many compilers provide a non-ANSI 64-bit data type that can be used */
+ /* by FreeType to speed up some computations. However, this will create */
+ /* some problems when compiling the library in strict ANSI mode. */
+ /* */
+ /* For this reason, the use of 64-bit integers is normally disabled when */
+ /* the __STDC__ macro is defined. You can however disable this by */
+ /* defining the macro FT_CONFIG_OPTION_FORCE_INT64 here. */
+ /* */
+ /* For most compilers, this will only create compilation warnings when */
+ /* building the library. */
+ /* */
+ /* ObNote: The compiler-specific 64-bit integers are detected in the */
+ /* file `ftconfig.h' either statically or through the */
+ /* `configure' script on supported platforms. */
+ /* */
+#undef FT_CONFIG_OPTION_FORCE_INT64
+
+
+ /*************************************************************************/
+ /* */
+ /* If this macro is defined, do not try to use an assembler version of */
+ /* performance-critical functions (e.g. FT_MulFix). You should only do */
+ /* that to verify that the assembler function works properly, or to */
+ /* execute benchmark tests of the various implementations. */
+/* #define FT_CONFIG_OPTION_NO_ASSEMBLER */
+
+
+ /*************************************************************************/
+ /* */
+ /* If this macro is defined, try to use an inlined assembler version of */
+ /* the `FT_MulFix' function, which is a `hotspot' when loading and */
+ /* hinting glyphs, and which should be executed as fast as possible. */
+ /* */
+ /* Note that if your compiler or CPU is not supported, this will default */
+ /* to the standard and portable implementation found in `ftcalc.c'. */
+ /* */
+#define FT_CONFIG_OPTION_INLINE_MULFIX
+
+
+ /*************************************************************************/
+ /* */
+ /* LZW-compressed file support. */
+ /* */
+ /* FreeType now handles font files that have been compressed with the */
+ /* `compress' program. This is mostly used to parse many of the PCF */
+ /* files that come with various X11 distributions. The implementation */
+ /* uses NetBSD's `zopen' to partially uncompress the file on the fly */
+ /* (see src/lzw/ftgzip.c). */
+ /* */
+ /* Define this macro if you want to enable this `feature'. */
+ /* */
+#define FT_CONFIG_OPTION_USE_LZW
+
+
+ /*************************************************************************/
+ /* */
+ /* Gzip-compressed file support. */
+ /* */
+ /* FreeType now handles font files that have been compressed with the */
+ /* `gzip' program. This is mostly used to parse many of the PCF files */
+ /* that come with XFree86. The implementation uses `zlib' to */
+ /* partially uncompress the file on the fly (see src/gzip/ftgzip.c). */
+ /* */
+ /* Define this macro if you want to enable this `feature'. See also */
+ /* the macro FT_CONFIG_OPTION_SYSTEM_ZLIB below. */
+ /* */
+#define FT_CONFIG_OPTION_USE_ZLIB
+
+
+ /*************************************************************************/
+ /* */
+ /* ZLib library selection */
+ /* */
+ /* This macro is only used when FT_CONFIG_OPTION_USE_ZLIB is defined. */
+ /* It allows FreeType's `ftgzip' component to link to the system's */
+ /* installation of the ZLib library. This is useful on systems like */
+ /* Unix or VMS where it generally is already available. */
+ /* */
+ /* If you let it undefined, the component will use its own copy */
+ /* of the zlib sources instead. These have been modified to be */
+ /* included directly within the component and *not* export external */
+ /* function names. This allows you to link any program with FreeType */
+ /* _and_ ZLib without linking conflicts. */
+ /* */
+ /* Do not #undef this macro here since the build system might define */
+ /* it for certain configurations only. */
+ /* */
+/* #define FT_CONFIG_OPTION_SYSTEM_ZLIB */
+
+
+ /*************************************************************************/
+ /* */
+ /* Bzip2-compressed file support. */
+ /* */
+ /* FreeType now handles font files that have been compressed with the */
+ /* `bzip2' program. This is mostly used to parse many of the PCF */
+ /* files that come with XFree86. The implementation uses `libbz2' to */
+ /* partially uncompress the file on the fly (see src/bzip2/ftbzip2.c). */
+ /* Contrary to gzip, bzip2 currently is not included and need to use */
+ /* the system available bzip2 implementation. */
+ /* */
+ /* Define this macro if you want to enable this `feature'. */
+ /* */
+/* #define FT_CONFIG_OPTION_USE_BZIP2 */
+
+
+ /*************************************************************************/
+ /* */
+ /* Define to disable the use of file stream functions and types, FILE, */
+ /* fopen() etc. Enables the use of smaller system libraries on embedded */
+ /* systems that have multiple system libraries, some with or without */
+ /* file stream support, in the cases where file stream support is not */
+ /* necessary such as memory loading of font files. */
+ /* */
+/* #define FT_CONFIG_OPTION_DISABLE_STREAM_SUPPORT */
+
+
+ /*************************************************************************/
+ /* */
+ /* DLL export compilation */
+ /* */
+ /* When compiling FreeType as a DLL, some systems/compilers need a */
+ /* special keyword in front OR after the return type of function */
+ /* declarations. */
+ /* */
+ /* Two macros are used within the FreeType source code to define */
+ /* exported library functions: FT_EXPORT and FT_EXPORT_DEF. */
+ /* */
+ /* FT_EXPORT( return_type ) */
+ /* */
+ /* is used in a function declaration, as in */
+ /* */
+ /* FT_EXPORT( FT_Error ) */
+ /* FT_Init_FreeType( FT_Library* alibrary ); */
+ /* */
+ /* */
+ /* FT_EXPORT_DEF( return_type ) */
+ /* */
+ /* is used in a function definition, as in */
+ /* */
+ /* FT_EXPORT_DEF( FT_Error ) */
+ /* FT_Init_FreeType( FT_Library* alibrary ) */
+ /* { */
+ /* ... some code ... */
+ /* return FT_Err_Ok; */
+ /* } */
+ /* */
+ /* You can provide your own implementation of FT_EXPORT and */
+ /* FT_EXPORT_DEF here if you want. If you leave them undefined, they */
+ /* will be later automatically defined as `extern return_type' to */
+ /* allow normal compilation. */
+ /* */
+ /* Do not #undef these macros here since the build system might define */
+ /* them for certain configurations only. */
+ /* */
+/* #define FT_EXPORT(x) extern x */
+/* #define FT_EXPORT_DEF(x) x */
+
+
+ /*************************************************************************/
+ /* */
+ /* Glyph Postscript Names handling */
+ /* */
+ /* By default, FreeType 2 is compiled with the `psnames' module. This */
+ /* module is in charge of converting a glyph name string into a */
+ /* Unicode value, or return a Macintosh standard glyph name for the */
+ /* use with the TrueType `post' table. */
+ /* */
+ /* Undefine this macro if you do not want `psnames' compiled in your */
+ /* build of FreeType. This has the following effects: */
+ /* */
+ /* - The TrueType driver will provide its own set of glyph names, */
+ /* if you build it to support postscript names in the TrueType */
+ /* `post' table. */
+ /* */
+ /* - The Type 1 driver will not be able to synthesize a Unicode */
+ /* charmap out of the glyphs found in the fonts. */
+ /* */
+ /* You would normally undefine this configuration macro when building */
+ /* a version of FreeType that doesn't contain a Type 1 or CFF driver. */
+ /* */
+#define FT_CONFIG_OPTION_POSTSCRIPT_NAMES
+
+
+ /*************************************************************************/
+ /* */
+ /* Postscript Names to Unicode Values support */
+ /* */
+ /* By default, FreeType 2 is built with the `PSNames' module compiled */
+ /* in. Among other things, the module is used to convert a glyph name */
+ /* into a Unicode value. This is especially useful in order to */
+ /* synthesize on the fly a Unicode charmap from the CFF/Type 1 driver */
+ /* through a big table named the `Adobe Glyph List' (AGL). */
+ /* */
+ /* Undefine this macro if you do not want the Adobe Glyph List */
+ /* compiled in your `PSNames' module. The Type 1 driver will not be */
+ /* able to synthesize a Unicode charmap out of the glyphs found in the */
+ /* fonts. */
+ /* */
+#define FT_CONFIG_OPTION_ADOBE_GLYPH_LIST
+
+
+ /*************************************************************************/
+ /* */
+ /* Support for Mac fonts */
+ /* */
+ /* Define this macro if you want support for outline fonts in Mac */
+ /* format (mac dfont, mac resource, macbinary containing a mac */
+ /* resource) on non-Mac platforms. */
+ /* */
+ /* Note that the `FOND' resource isn't checked. */
+ /* */
+#define FT_CONFIG_OPTION_MAC_FONTS
+
+
+ /*************************************************************************/
+ /* */
+ /* Guessing methods to access embedded resource forks */
+ /* */
+ /* Enable extra Mac fonts support on non-Mac platforms (e.g. */
+ /* GNU/Linux). */
+ /* */
+ /* Resource forks which include fonts data are stored sometimes in */
+ /* locations which users or developers don't expected. In some cases, */
+ /* resource forks start with some offset from the head of a file. In */
+ /* other cases, the actual resource fork is stored in file different */
+ /* from what the user specifies. If this option is activated, */
+ /* FreeType tries to guess whether such offsets or different file */
+ /* names must be used. */
+ /* */
+ /* Note that normal, direct access of resource forks is controlled via */
+ /* the FT_CONFIG_OPTION_MAC_FONTS option. */
+ /* */
+#ifdef FT_CONFIG_OPTION_MAC_FONTS
+#define FT_CONFIG_OPTION_GUESSING_EMBEDDED_RFORK
+#endif
+
+
+ /*************************************************************************/
+ /* */
+ /* Allow the use of FT_Incremental_Interface to load typefaces that */
+ /* contain no glyph data, but supply it via a callback function. */
+ /* This is required by clients supporting document formats which */
+ /* supply font data incrementally as the document is parsed, such */
+ /* as the Ghostscript interpreter for the PostScript language. */
+ /* */
+#define FT_CONFIG_OPTION_INCREMENTAL
+
+
+ /*************************************************************************/
+ /* */
+ /* The size in bytes of the render pool used by the scan-line converter */
+ /* to do all of its work. */
+ /* */
+ /* This must be greater than 4KByte if you use FreeType to rasterize */
+ /* glyphs; otherwise, you may set it to zero to avoid unnecessary */
+ /* allocation of the render pool. */
+ /* */
+#define FT_RENDER_POOL_SIZE 16384L
+
+
+ /*************************************************************************/
+ /* */
+ /* FT_MAX_MODULES */
+ /* */
+ /* The maximum number of modules that can be registered in a single */
+ /* FreeType library object. 32 is the default. */
+ /* */
+#define FT_MAX_MODULES 32
+
+
+ /*************************************************************************/
+ /* */
+ /* Debug level */
+ /* */
+ /* FreeType can be compiled in debug or trace mode. In debug mode, */
+ /* errors are reported through the `ftdebug' component. In trace */
+ /* mode, additional messages are sent to the standard output during */
+ /* execution. */
+ /* */
+ /* Define FT_DEBUG_LEVEL_ERROR to build the library in debug mode. */
+ /* Define FT_DEBUG_LEVEL_TRACE to build it in trace mode. */
+ /* */
+ /* Don't define any of these macros to compile in `release' mode! */
+ /* */
+ /* Do not #undef these macros here since the build system might define */
+ /* them for certain configurations only. */
+ /* */
+/* #define FT_DEBUG_LEVEL_ERROR */
+/* #define FT_DEBUG_LEVEL_TRACE */
+
+
+ /*************************************************************************/
+ /* */
+ /* Autofitter debugging */
+ /* */
+ /* If FT_DEBUG_AUTOFIT is defined, FreeType provides some means to */
+ /* control the autofitter behaviour for debugging purposes with global */
+ /* boolean variables (consequently, you should *never* enable this */
+ /* while compiling in `release' mode): */
+ /* */
+ /* _af_debug_disable_horz_hints */
+ /* _af_debug_disable_vert_hints */
+ /* _af_debug_disable_blue_hints */
+ /* */
+ /* Additionally, the following functions provide dumps of various */
+ /* internal autofit structures to stdout (using `printf'): */
+ /* */
+ /* af_glyph_hints_dump_points */
+ /* af_glyph_hints_dump_segments */
+ /* af_glyph_hints_dump_edges */
+ /* */
+ /* As an argument, they use another global variable: */
+ /* */
+ /* _af_debug_hints */
+ /* */
+ /* Please have a look at the `ftgrid' demo program to see how those */
+ /* variables and macros should be used. */
+ /* */
+ /* Do not #undef these macros here since the build system might define */
+ /* them for certain configurations only. */
+ /* */
+/* #define FT_DEBUG_AUTOFIT */
+
+
+ /*************************************************************************/
+ /* */
+ /* Memory Debugging */
+ /* */
+ /* FreeType now comes with an integrated memory debugger that is */
+ /* capable of detecting simple errors like memory leaks or double */
+ /* deletes. To compile it within your build of the library, you */
+ /* should define FT_DEBUG_MEMORY here. */
+ /* */
+ /* Note that the memory debugger is only activated at runtime when */
+ /* when the _environment_ variable `FT2_DEBUG_MEMORY' is defined also! */
+ /* */
+ /* Do not #undef this macro here since the build system might define */
+ /* it for certain configurations only. */
+ /* */
+/* #define FT_DEBUG_MEMORY */
+
+
+ /*************************************************************************/
+ /* */
+ /* Module errors */
+ /* */
+ /* If this macro is set (which is _not_ the default), the higher byte */
+ /* of an error code gives the module in which the error has occurred, */
+ /* while the lower byte is the real error code. */
+ /* */
+ /* Setting this macro makes sense for debugging purposes only, since */
+ /* it would break source compatibility of certain programs that use */
+ /* FreeType 2. */
+ /* */
+ /* More details can be found in the files ftmoderr.h and fterrors.h. */
+ /* */
+#undef FT_CONFIG_OPTION_USE_MODULE_ERRORS
+
+
+ /*************************************************************************/
+ /* */
+ /* Position Independent Code */
+ /* */
+ /* If this macro is set (which is _not_ the default), FreeType2 will */
+ /* avoid creating constants that require address fixups. Instead the */
+ /* constants will be moved into a struct and additional intialization */
+ /* code will be used. */
+ /* */
+ /* Setting this macro is needed for systems that prohibit address */
+ /* fixups, such as BREW. */
+ /* */
+/* #define FT_CONFIG_OPTION_PIC */
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** S F N T D R I V E R C O N F I G U R A T I O N ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* Define TT_CONFIG_OPTION_EMBEDDED_BITMAPS if you want to support */
+ /* embedded bitmaps in all formats using the SFNT module (namely */
+ /* TrueType & OpenType). */
+ /* */
+#define TT_CONFIG_OPTION_EMBEDDED_BITMAPS
+
+
+ /*************************************************************************/
+ /* */
+ /* Define TT_CONFIG_OPTION_POSTSCRIPT_NAMES if you want to be able to */
+ /* load and enumerate the glyph Postscript names in a TrueType or */
+ /* OpenType file. */
+ /* */
+ /* Note that when you do not compile the `PSNames' module by undefining */
+ /* the above FT_CONFIG_OPTION_POSTSCRIPT_NAMES, the `sfnt' module will */
+ /* contain additional code used to read the PS Names table from a font. */
+ /* */
+ /* (By default, the module uses `PSNames' to extract glyph names.) */
+ /* */
+#define TT_CONFIG_OPTION_POSTSCRIPT_NAMES
+
+
+ /*************************************************************************/
+ /* */
+ /* Define TT_CONFIG_OPTION_SFNT_NAMES if your applications need to */
+ /* access the internal name table in a SFNT-based format like TrueType */
+ /* or OpenType. The name table contains various strings used to */
+ /* describe the font, like family name, copyright, version, etc. It */
+ /* does not contain any glyph name though. */
+ /* */
+ /* Accessing SFNT names is done through the functions declared in */
+ /* `freetype/ftsnames.h'. */
+ /* */
+#define TT_CONFIG_OPTION_SFNT_NAMES
+
+
+ /*************************************************************************/
+ /* */
+ /* TrueType CMap support */
+ /* */
+ /* Here you can fine-tune which TrueType CMap table format shall be */
+ /* supported. */
+#define TT_CONFIG_CMAP_FORMAT_0
+#define TT_CONFIG_CMAP_FORMAT_2
+#define TT_CONFIG_CMAP_FORMAT_4
+#define TT_CONFIG_CMAP_FORMAT_6
+#define TT_CONFIG_CMAP_FORMAT_8
+#define TT_CONFIG_CMAP_FORMAT_10
+#define TT_CONFIG_CMAP_FORMAT_12
+#define TT_CONFIG_CMAP_FORMAT_13
+#define TT_CONFIG_CMAP_FORMAT_14
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** T R U E T Y P E D R I V E R C O N F I G U R A T I O N ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /*************************************************************************/
+ /* */
+ /* Define TT_CONFIG_OPTION_BYTECODE_INTERPRETER if you want to compile */
+ /* a bytecode interpreter in the TrueType driver. */
+ /* */
+ /* By undefining this, you will only compile the code necessary to load */
+ /* TrueType glyphs without hinting. */
+ /* */
+ /* Do not #undef this macro here, since the build system might */
+ /* define it for certain configurations only. */
+ /* */
+#define TT_CONFIG_OPTION_BYTECODE_INTERPRETER
+
+
+ /*************************************************************************/
+ /* */
+ /* If you define TT_CONFIG_OPTION_UNPATENTED_HINTING, a special version */
+ /* of the TrueType bytecode interpreter is used that doesn't implement */
+ /* any of the patented opcodes and algorithms. The patents related to */
+ /* TrueType hinting have expired worldwide since May 2010; this option */
+ /* is now deprecated. */
+ /* */
+ /* Note that the TT_CONFIG_OPTION_UNPATENTED_HINTING macro is *ignored* */
+ /* if you define TT_CONFIG_OPTION_BYTECODE_INTERPRETER; in other words, */
+ /* either define TT_CONFIG_OPTION_BYTECODE_INTERPRETER or */
+ /* TT_CONFIG_OPTION_UNPATENTED_HINTING but not both at the same time. */
+ /* */
+ /* This macro is only useful for a small number of font files (mostly */
+ /* for Asian scripts) that require bytecode interpretation to properly */
+ /* load glyphs. For all other fonts, this produces unpleasant results, */
+ /* thus the unpatented interpreter is never used to load glyphs from */
+ /* TrueType fonts unless one of the following two options is used. */
+ /* */
+ /* - The unpatented interpreter is explicitly activated by the user */
+ /* through the FT_PARAM_TAG_UNPATENTED_HINTING parameter tag */
+ /* when opening the FT_Face. */
+ /* */
+ /* - FreeType detects that the FT_Face corresponds to one of the */
+ /* `trick' fonts (e.g., `Mingliu') it knows about. The font engine */
+ /* contains a hard-coded list of font names and other matching */
+ /* parameters (see function `tt_face_init' in file */
+ /* `src/truetype/ttobjs.c'). */
+ /* */
+ /* Here a sample code snippet for using FT_PARAM_TAG_UNPATENTED_HINTING. */
+ /* */
+ /* { */
+ /* FT_Parameter parameter; */
+ /* FT_Open_Args open_args; */
+ /* */
+ /* */
+ /* parameter.tag = FT_PARAM_TAG_UNPATENTED_HINTING; */
+ /* */
+ /* open_args.flags = FT_OPEN_PATHNAME | FT_OPEN_PARAMS; */
+ /* open_args.pathname = my_font_pathname; */
+ /* open_args.num_params = 1; */
+ /* open_args.params = ¶meter; */
+ /* */
+ /* error = FT_Open_Face( library, &open_args, index, &face ); */
+ /* ... */
+ /* } */
+ /* */
+/* #define TT_CONFIG_OPTION_UNPATENTED_HINTING */
+
+
+ /*************************************************************************/
+ /* */
+ /* Define TT_CONFIG_OPTION_INTERPRETER_SWITCH to compile the TrueType */
+ /* bytecode interpreter with a huge switch statement, rather than a call */
+ /* table. This results in smaller and faster code for a number of */
+ /* architectures. */
+ /* */
+ /* Note however that on some compiler/processor combinations, undefining */
+ /* this macro will generate faster, though larger, code. */
+ /* */
+#define TT_CONFIG_OPTION_INTERPRETER_SWITCH
+
+
+ /*************************************************************************/
+ /* */
+ /* Define TT_CONFIG_OPTION_COMPONENT_OFFSET_SCALED to compile the */
+ /* TrueType glyph loader to use Apple's definition of how to handle */
+ /* component offsets in composite glyphs. */
+ /* */
+ /* Apple and MS disagree on the default behavior of component offsets */
+ /* in composites. Apple says that they should be scaled by the scaling */
+ /* factors in the transformation matrix (roughly, it's more complex) */
+ /* while MS says they should not. OpenType defines two bits in the */
+ /* composite flags array which can be used to disambiguate, but old */
+ /* fonts will not have them. */
+ /* */
+ /* http://www.microsoft.com/typography/otspec/glyf.htm */
+ /* http://fonts.apple.com/TTRefMan/RM06/Chap6glyf.html */
+ /* */
+#undef TT_CONFIG_OPTION_COMPONENT_OFFSET_SCALED
+
+
+ /*************************************************************************/
+ /* */
+ /* Define TT_CONFIG_OPTION_GX_VAR_SUPPORT if you want to include */
+ /* support for Apple's distortable font technology (fvar, gvar, cvar, */
+ /* and avar tables). This has many similarities to Type 1 Multiple */
+ /* Masters support. */
+ /* */
+#define TT_CONFIG_OPTION_GX_VAR_SUPPORT
+
+
+ /*************************************************************************/
+ /* */
+ /* Define TT_CONFIG_OPTION_BDF if you want to include support for */
+ /* an embedded `BDF ' table within SFNT-based bitmap formats. */
+ /* */
+#define TT_CONFIG_OPTION_BDF
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** T Y P E 1 D R I V E R C O N F I G U R A T I O N ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* T1_MAX_DICT_DEPTH is the maximal depth of nest dictionaries and */
+ /* arrays in the Type 1 stream (see t1load.c). A minimum of 4 is */
+ /* required. */
+ /* */
+#define T1_MAX_DICT_DEPTH 5
+
+
+ /*************************************************************************/
+ /* */
+ /* T1_MAX_SUBRS_CALLS details the maximum number of nested sub-routine */
+ /* calls during glyph loading. */
+ /* */
+#define T1_MAX_SUBRS_CALLS 16
+
+
+ /*************************************************************************/
+ /* */
+ /* T1_MAX_CHARSTRING_OPERANDS is the charstring stack's capacity. A */
+ /* minimum of 16 is required. */
+ /* */
+ /* The Chinese font MingTiEG-Medium (CNS 11643 character set) needs 256. */
+ /* */
+#define T1_MAX_CHARSTRINGS_OPERANDS 256
+
+
+ /*************************************************************************/
+ /* */
+ /* Define this configuration macro if you want to prevent the */
+ /* compilation of `t1afm', which is in charge of reading Type 1 AFM */
+ /* files into an existing face. Note that if set, the T1 driver will be */
+ /* unable to produce kerning distances. */
+ /* */
+#undef T1_CONFIG_OPTION_NO_AFM
+
+
+ /*************************************************************************/
+ /* */
+ /* Define this configuration macro if you want to prevent the */
+ /* compilation of the Multiple Masters font support in the Type 1 */
+ /* driver. */
+ /* */
+#undef T1_CONFIG_OPTION_NO_MM_SUPPORT
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** A U T O F I T M O D U L E C O N F I G U R A T I O N ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* Compile autofit module with CJK (Chinese, Japanese, Korean) script */
+ /* support. */
+ /* */
+#define AF_CONFIG_OPTION_CJK
+
+ /*************************************************************************/
+ /* */
+ /* Compile autofit module with Indic script support. */
+ /* */
+#define AF_CONFIG_OPTION_INDIC
+
+ /*************************************************************************/
+ /* */
+ /* Compile autofit module with warp hinting. The idea of the warping */
+ /* code is to slightly scale and shift a glyph within a single dimension */
+ /* so that as much of its segments are aligned (more or less) on the */
+ /* grid. To find out the optimal scaling and shifting value, various */
+ /* parameter combinations are tried and scored. */
+ /* */
+ /* This experimental option is only active if the render mode is */
+ /* FT_RENDER_MODE_LIGHT. */
+ /* */
+/* #define AF_CONFIG_OPTION_USE_WARPER */
+
+ /* */
+
+
+ /*
+ * Define this variable if you want to keep the layout of internal
+ * structures that was used prior to FreeType 2.2. This also compiles in
+ * a few obsolete functions to avoid linking problems on typical Unix
+ * distributions.
+ *
+ * For embedded systems or building a new distribution from scratch, it
+ * is recommended to disable the macro since it reduces the library's code
+ * size and activates a few memory-saving optimizations as well.
+ */
+#define FT_CONFIG_OPTION_OLD_INTERNALS
+
+
+ /*
+ * To detect legacy cache-lookup call from a rogue client (<= 2.1.7),
+ * we restrict the number of charmaps in a font. The current API of
+ * FTC_CMapCache_Lookup() takes cmap_index & charcode, but old API
+ * takes charcode only. To determine the passed value is for cmap_index
+ * or charcode, the possible cmap_index is restricted not to exceed
+ * the minimum possible charcode by a rogue client. It is also very
+ * unlikely that a rogue client is interested in Unicode values 0 to 15.
+ *
+ * NOTE: The original threshold was 4 deduced from popular number of
+ * cmap subtables in UCS-4 TrueType fonts, but now it is not
+ * irregular for OpenType fonts to have more than 4 subtables,
+ * because variation selector subtables are available for Apple
+ * and Microsoft platforms.
+ */
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+#define FT_MAX_CHARMAP_CACHEABLE 15
+#endif
+
+
+ /*
+ * This macro is defined if either unpatented or native TrueType
+ * hinting is requested by the definitions above.
+ */
+#ifdef TT_CONFIG_OPTION_BYTECODE_INTERPRETER
+#define TT_USE_BYTECODE_INTERPRETER
+#undef TT_CONFIG_OPTION_UNPATENTED_HINTING
+#elif defined TT_CONFIG_OPTION_UNPATENTED_HINTING
+#define TT_USE_BYTECODE_INTERPRETER
+#endif
+
+FT_END_HEADER
+
+
+#endif /* __FTOPTION_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftstdlib.h */
+/* */
+/* ANSI-specific library and header configuration file (specification */
+/* only). */
+/* */
+/* Copyright 2002-2007, 2009, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This file is used to group all #includes to the ANSI C library that */
+ /* FreeType normally requires. It also defines macros to rename the */
+ /* standard functions within the FreeType source code. */
+ /* */
+ /* Load a file which defines __FTSTDLIB_H__ before this one to override */
+ /* it. */
+ /* */
+ /*************************************************************************/
+
+
+#ifndef __FTSTDLIB_H__
+#define __FTSTDLIB_H__
+
+
+#include <stddef.h>
+
+#define ft_ptrdiff_t ptrdiff_t
+
+
+ /**********************************************************************/
+ /* */
+ /* integer limits */
+ /* */
+ /* UINT_MAX and ULONG_MAX are used to automatically compute the size */
+ /* of `int' and `long' in bytes at compile-time. So far, this works */
+ /* for all platforms the library has been tested on. */
+ /* */
+ /* Note that on the extremely rare platforms that do not provide */
+ /* integer types that are _exactly_ 16 and 32 bits wide (e.g. some */
+ /* old Crays where `int' is 36 bits), we do not make any guarantee */
+ /* about the correct behaviour of FT2 with all fonts. */
+ /* */
+ /* In these case, `ftconfig.h' will refuse to compile anyway with a */
+ /* message like `couldn't find 32-bit type' or something similar. */
+ /* */
+ /**********************************************************************/
+
+
+#include <limits.h>
+
+#define FT_CHAR_BIT CHAR_BIT
+#define FT_USHORT_MAX USHRT_MAX
+#define FT_INT_MAX INT_MAX
+#define FT_INT_MIN INT_MIN
+#define FT_UINT_MAX UINT_MAX
+#define FT_ULONG_MAX ULONG_MAX
+
+
+ /**********************************************************************/
+ /* */
+ /* character and string processing */
+ /* */
+ /**********************************************************************/
+
+
+#include <string.h>
+
+#define ft_memchr memchr
+#define ft_memcmp memcmp
+#define ft_memcpy memcpy
+#define ft_memmove memmove
+#define ft_memset memset
+#define ft_strcat strcat
+#define ft_strcmp strcmp
+#define ft_strcpy strcpy
+#define ft_strlen strlen
+#define ft_strncmp strncmp
+#define ft_strncpy strncpy
+#define ft_strrchr strrchr
+#define ft_strstr strstr
+
+
+ /**********************************************************************/
+ /* */
+ /* file handling */
+ /* */
+ /**********************************************************************/
+
+
+#include <stdio.h>
+
+#define FT_FILE FILE
+#define ft_fclose fclose
+#define ft_fopen fopen
+#define ft_fread fread
+#define ft_fseek fseek
+#define ft_ftell ftell
+#define ft_sprintf sprintf
+
+
+ /**********************************************************************/
+ /* */
+ /* sorting */
+ /* */
+ /**********************************************************************/
+
+
+#include <stdlib.h>
+
+#define ft_qsort qsort
+
+
+ /**********************************************************************/
+ /* */
+ /* memory allocation */
+ /* */
+ /**********************************************************************/
+
+
+#define ft_scalloc calloc
+#define ft_sfree free
+#define ft_smalloc malloc
+#define ft_srealloc realloc
+
+
+ /**********************************************************************/
+ /* */
+ /* miscellaneous */
+ /* */
+ /**********************************************************************/
+
+
+#define ft_atol atol
+#define ft_labs labs
+
+
+ /**********************************************************************/
+ /* */
+ /* execution control */
+ /* */
+ /**********************************************************************/
+
+
+#include <setjmp.h>
+
+#define ft_jmp_buf jmp_buf /* note: this cannot be a typedef since */
+ /* jmp_buf is defined as a macro */
+ /* on certain platforms */
+
+#define ft_longjmp longjmp
+#define ft_setjmp( b ) setjmp( *(jmp_buf*) &(b) ) /* same thing here */
+
+
+ /* the following is only used for debugging purposes, i.e., if */
+ /* FT_DEBUG_LEVEL_ERROR or FT_DEBUG_LEVEL_TRACE are defined */
+
+#include <stdarg.h>
+
+
+#endif /* __FTSTDLIB_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* freetype.h */
+/* */
+/* FreeType high-level API and common types (specification only). */
+/* */
+/* Copyright 1996-2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef FT_FREETYPE_H
+#error "`ft2build.h' hasn't been included yet!"
+#error "Please always use macros to include FreeType header files."
+#error "Example:"
+#error " #include <ft2build.h>"
+#error " #include FT_FREETYPE_H"
+#endif
+
+
+#ifndef __FREETYPE_H__
+#define __FREETYPE_H__
+
+
+#include <ft2build.h>
+#include FT_CONFIG_CONFIG_H
+#include FT_ERRORS_H
+#include FT_TYPES_H
+
+
+FT_BEGIN_HEADER
+
+
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* user_allocation */
+ /* */
+ /* <Title> */
+ /* User allocation */
+ /* */
+ /* <Abstract> */
+ /* How client applications should allocate FreeType data structures. */
+ /* */
+ /* <Description> */
+ /* FreeType assumes that structures allocated by the user and passed */
+ /* as arguments are zeroed out except for the actual data. In other */
+ /* words, it is recommended to use `calloc' (or variants of it) */
+ /* instead of `malloc' for allocation. */
+ /* */
+ /*************************************************************************/
+
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /* */
+ /* B A S I C T Y P E S */
+ /* */
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* base_interface */
+ /* */
+ /* <Title> */
+ /* Base Interface */
+ /* */
+ /* <Abstract> */
+ /* The FreeType~2 base font interface. */
+ /* */
+ /* <Description> */
+ /* This section describes the public high-level API of FreeType~2. */
+ /* */
+ /* <Order> */
+ /* FT_Library */
+ /* FT_Face */
+ /* FT_Size */
+ /* FT_GlyphSlot */
+ /* FT_CharMap */
+ /* FT_Encoding */
+ /* */
+ /* FT_FaceRec */
+ /* */
+ /* FT_FACE_FLAG_SCALABLE */
+ /* FT_FACE_FLAG_FIXED_SIZES */
+ /* FT_FACE_FLAG_FIXED_WIDTH */
+ /* FT_FACE_FLAG_HORIZONTAL */
+ /* FT_FACE_FLAG_VERTICAL */
+ /* FT_FACE_FLAG_SFNT */
+ /* FT_FACE_FLAG_KERNING */
+ /* FT_FACE_FLAG_MULTIPLE_MASTERS */
+ /* FT_FACE_FLAG_GLYPH_NAMES */
+ /* FT_FACE_FLAG_EXTERNAL_STREAM */
+ /* FT_FACE_FLAG_FAST_GLYPHS */
+ /* FT_FACE_FLAG_HINTER */
+ /* */
+ /* FT_STYLE_FLAG_BOLD */
+ /* FT_STYLE_FLAG_ITALIC */
+ /* */
+ /* FT_SizeRec */
+ /* FT_Size_Metrics */
+ /* */
+ /* FT_GlyphSlotRec */
+ /* FT_Glyph_Metrics */
+ /* FT_SubGlyph */
+ /* */
+ /* FT_Bitmap_Size */
+ /* */
+ /* FT_Init_FreeType */
+ /* FT_Done_FreeType */
+ /* */
+ /* FT_New_Face */
+ /* FT_Done_Face */
+ /* FT_New_Memory_Face */
+ /* FT_Open_Face */
+ /* FT_Open_Args */
+ /* FT_Parameter */
+ /* FT_Attach_File */
+ /* FT_Attach_Stream */
+ /* */
+ /* FT_Set_Char_Size */
+ /* FT_Set_Pixel_Sizes */
+ /* FT_Request_Size */
+ /* FT_Select_Size */
+ /* FT_Size_Request_Type */
+ /* FT_Size_Request */
+ /* FT_Set_Transform */
+ /* FT_Load_Glyph */
+ /* FT_Get_Char_Index */
+ /* FT_Get_Name_Index */
+ /* FT_Load_Char */
+ /* */
+ /* FT_OPEN_MEMORY */
+ /* FT_OPEN_STREAM */
+ /* FT_OPEN_PATHNAME */
+ /* FT_OPEN_DRIVER */
+ /* FT_OPEN_PARAMS */
+ /* */
+ /* FT_LOAD_DEFAULT */
+ /* FT_LOAD_RENDER */
+ /* FT_LOAD_MONOCHROME */
+ /* FT_LOAD_LINEAR_DESIGN */
+ /* FT_LOAD_NO_SCALE */
+ /* FT_LOAD_NO_HINTING */
+ /* FT_LOAD_NO_BITMAP */
+ /* FT_LOAD_CROP_BITMAP */
+ /* */
+ /* FT_LOAD_VERTICAL_LAYOUT */
+ /* FT_LOAD_IGNORE_TRANSFORM */
+ /* FT_LOAD_IGNORE_GLOBAL_ADVANCE_WIDTH */
+ /* FT_LOAD_FORCE_AUTOHINT */
+ /* FT_LOAD_NO_RECURSE */
+ /* FT_LOAD_PEDANTIC */
+ /* */
+ /* FT_LOAD_TARGET_NORMAL */
+ /* FT_LOAD_TARGET_LIGHT */
+ /* FT_LOAD_TARGET_MONO */
+ /* FT_LOAD_TARGET_LCD */
+ /* FT_LOAD_TARGET_LCD_V */
+ /* */
+ /* FT_Render_Glyph */
+ /* FT_Render_Mode */
+ /* FT_Get_Kerning */
+ /* FT_Kerning_Mode */
+ /* FT_Get_Track_Kerning */
+ /* FT_Get_Glyph_Name */
+ /* FT_Get_Postscript_Name */
+ /* */
+ /* FT_CharMapRec */
+ /* FT_Select_Charmap */
+ /* FT_Set_Charmap */
+ /* FT_Get_Charmap_Index */
+ /* */
+ /* FT_FSTYPE_INSTALLABLE_EMBEDDING */
+ /* FT_FSTYPE_RESTRICTED_LICENSE_EMBEDDING */
+ /* FT_FSTYPE_PREVIEW_AND_PRINT_EMBEDDING */
+ /* FT_FSTYPE_EDITABLE_EMBEDDING */
+ /* FT_FSTYPE_NO_SUBSETTING */
+ /* FT_FSTYPE_BITMAP_EMBEDDING_ONLY */
+ /* */
+ /* FT_Get_FSType_Flags */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_Glyph_Metrics */
+ /* */
+ /* <Description> */
+ /* A structure used to model the metrics of a single glyph. The */
+ /* values are expressed in 26.6 fractional pixel format; if the flag */
+ /* @FT_LOAD_NO_SCALE has been used while loading the glyph, values */
+ /* are expressed in font units instead. */
+ /* */
+ /* <Fields> */
+ /* width :: */
+ /* The glyph's width. */
+ /* */
+ /* height :: */
+ /* The glyph's height. */
+ /* */
+ /* horiBearingX :: */
+ /* Left side bearing for horizontal layout. */
+ /* */
+ /* horiBearingY :: */
+ /* Top side bearing for horizontal layout. */
+ /* */
+ /* horiAdvance :: */
+ /* Advance width for horizontal layout. */
+ /* */
+ /* vertBearingX :: */
+ /* Left side bearing for vertical layout. */
+ /* */
+ /* vertBearingY :: */
+ /* Top side bearing for vertical layout. Larger positive values */
+ /* mean further below the vertical glyph origin. */
+ /* */
+ /* vertAdvance :: */
+ /* Advance height for vertical layout. Positive values mean the */
+ /* glyph has a positive advance downward. */
+ /* */
+ /* <Note> */
+ /* If not disabled with @FT_LOAD_NO_HINTING, the values represent */
+ /* dimensions of the hinted glyph (in case hinting is applicable). */
+ /* */
+ typedef struct FT_Glyph_Metrics_
+ {
+ FT_Pos width;
+ FT_Pos height;
+
+ FT_Pos horiBearingX;
+ FT_Pos horiBearingY;
+ FT_Pos horiAdvance;
+
+ FT_Pos vertBearingX;
+ FT_Pos vertBearingY;
+ FT_Pos vertAdvance;
+
+ } FT_Glyph_Metrics;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_Bitmap_Size */
+ /* */
+ /* <Description> */
+ /* This structure models the metrics of a bitmap strike (i.e., a set */
+ /* of glyphs for a given point size and resolution) in a bitmap font. */
+ /* It is used for the `available_sizes' field of @FT_Face. */
+ /* */
+ /* <Fields> */
+ /* height :: The vertical distance, in pixels, between two */
+ /* consecutive baselines. It is always positive. */
+ /* */
+ /* width :: The average width, in pixels, of all glyphs in the */
+ /* strike. */
+ /* */
+ /* size :: The nominal size of the strike in 26.6 fractional */
+ /* points. This field is not very useful. */
+ /* */
+ /* x_ppem :: The horizontal ppem (nominal width) in 26.6 fractional */
+ /* pixels. */
+ /* */
+ /* y_ppem :: The vertical ppem (nominal height) in 26.6 fractional */
+ /* pixels. */
+ /* */
+ /* <Note> */
+ /* Windows FNT: */
+ /* The nominal size given in a FNT font is not reliable. Thus when */
+ /* the driver finds it incorrect, it sets `size' to some calculated */
+ /* values and sets `x_ppem' and `y_ppem' to the pixel width and */
+ /* height given in the font, respectively. */
+ /* */
+ /* TrueType embedded bitmaps: */
+ /* `size', `width', and `height' values are not contained in the */
+ /* bitmap strike itself. They are computed from the global font */
+ /* parameters. */
+ /* */
+ typedef struct FT_Bitmap_Size_
+ {
+ FT_Short height;
+ FT_Short width;
+
+ FT_Pos size;
+
+ FT_Pos x_ppem;
+ FT_Pos y_ppem;
+
+ } FT_Bitmap_Size;
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /* */
+ /* O B J E C T C L A S S E S */
+ /* */
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_Library */
+ /* */
+ /* <Description> */
+ /* A handle to a FreeType library instance. Each `library' is */
+ /* completely independent from the others; it is the `root' of a set */
+ /* of objects like fonts, faces, sizes, etc. */
+ /* */
+ /* It also embeds a memory manager (see @FT_Memory), as well as a */
+ /* scan-line converter object (see @FT_Raster). */
+ /* */
+ /* For multi-threading applications each thread should have its own */
+ /* FT_Library object. */
+ /* */
+ /* <Note> */
+ /* Library objects are normally created by @FT_Init_FreeType, and */
+ /* destroyed with @FT_Done_FreeType. */
+ /* */
+ typedef struct FT_LibraryRec_ *FT_Library;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_Module */
+ /* */
+ /* <Description> */
+ /* A handle to a given FreeType module object. Each module can be a */
+ /* font driver, a renderer, or anything else that provides services */
+ /* to the formers. */
+ /* */
+ typedef struct FT_ModuleRec_* FT_Module;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_Driver */
+ /* */
+ /* <Description> */
+ /* A handle to a given FreeType font driver object. Each font driver */
+ /* is a special module capable of creating faces from font files. */
+ /* */
+ typedef struct FT_DriverRec_* FT_Driver;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_Renderer */
+ /* */
+ /* <Description> */
+ /* A handle to a given FreeType renderer. A renderer is a special */
+ /* module in charge of converting a glyph image to a bitmap, when */
+ /* necessary. Each renderer supports a given glyph image format, and */
+ /* one or more target surface depths. */
+ /* */
+ typedef struct FT_RendererRec_* FT_Renderer;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_Face */
+ /* */
+ /* <Description> */
+ /* A handle to a given typographic face object. A face object models */
+ /* a given typeface, in a given style. */
+ /* */
+ /* <Note> */
+ /* Each face object also owns a single @FT_GlyphSlot object, as well */
+ /* as one or more @FT_Size objects. */
+ /* */
+ /* Use @FT_New_Face or @FT_Open_Face to create a new face object from */
+ /* a given filepathname or a custom input stream. */
+ /* */
+ /* Use @FT_Done_Face to destroy it (along with its slot and sizes). */
+ /* */
+ /* <Also> */
+ /* See @FT_FaceRec for the publicly accessible fields of a given face */
+ /* object. */
+ /* */
+ typedef struct FT_FaceRec_* FT_Face;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_Size */
+ /* */
+ /* <Description> */
+ /* A handle to an object used to model a face scaled to a given */
+ /* character size. */
+ /* */
+ /* <Note> */
+ /* Each @FT_Face has an _active_ @FT_Size object that is used by */
+ /* functions like @FT_Load_Glyph to determine the scaling */
+ /* transformation which is used to load and hint glyphs and metrics. */
+ /* */
+ /* You can use @FT_Set_Char_Size, @FT_Set_Pixel_Sizes, */
+ /* @FT_Request_Size or even @FT_Select_Size to change the content */
+ /* (i.e., the scaling values) of the active @FT_Size. */
+ /* */
+ /* You can use @FT_New_Size to create additional size objects for a */
+ /* given @FT_Face, but they won't be used by other functions until */
+ /* you activate it through @FT_Activate_Size. Only one size can be */
+ /* activated at any given time per face. */
+ /* */
+ /* <Also> */
+ /* See @FT_SizeRec for the publicly accessible fields of a given size */
+ /* object. */
+ /* */
+ typedef struct FT_SizeRec_* FT_Size;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_GlyphSlot */
+ /* */
+ /* <Description> */
+ /* A handle to a given `glyph slot'. A slot is a container where it */
+ /* is possible to load any of the glyphs contained in its parent */
+ /* face. */
+ /* */
+ /* In other words, each time you call @FT_Load_Glyph or */
+ /* @FT_Load_Char, the slot's content is erased by the new glyph data, */
+ /* i.e., the glyph's metrics, its image (bitmap or outline), and */
+ /* other control information. */
+ /* */
+ /* <Also> */
+ /* See @FT_GlyphSlotRec for the publicly accessible glyph fields. */
+ /* */
+ typedef struct FT_GlyphSlotRec_* FT_GlyphSlot;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_CharMap */
+ /* */
+ /* <Description> */
+ /* A handle to a given character map. A charmap is used to translate */
+ /* character codes in a given encoding into glyph indexes for its */
+ /* parent's face. Some font formats may provide several charmaps per */
+ /* font. */
+ /* */
+ /* Each face object owns zero or more charmaps, but only one of them */
+ /* can be `active' and used by @FT_Get_Char_Index or @FT_Load_Char. */
+ /* */
+ /* The list of available charmaps in a face is available through the */
+ /* `face->num_charmaps' and `face->charmaps' fields of @FT_FaceRec. */
+ /* */
+ /* The currently active charmap is available as `face->charmap'. */
+ /* You should call @FT_Set_Charmap to change it. */
+ /* */
+ /* <Note> */
+ /* When a new face is created (either through @FT_New_Face or */
+ /* @FT_Open_Face), the library looks for a Unicode charmap within */
+ /* the list and automatically activates it. */
+ /* */
+ /* <Also> */
+ /* See @FT_CharMapRec for the publicly accessible fields of a given */
+ /* character map. */
+ /* */
+ typedef struct FT_CharMapRec_* FT_CharMap;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Macro> */
+ /* FT_ENC_TAG */
+ /* */
+ /* <Description> */
+ /* This macro converts four-letter tags into an unsigned long. It is */
+ /* used to define `encoding' identifiers (see @FT_Encoding). */
+ /* */
+ /* <Note> */
+ /* Since many 16-bit compilers don't like 32-bit enumerations, you */
+ /* should redefine this macro in case of problems to something like */
+ /* this: */
+ /* */
+ /* { */
+ /* #define FT_ENC_TAG( value, a, b, c, d ) value */
+ /* } */
+ /* */
+ /* to get a simple enumeration without assigning special numbers. */
+ /* */
+
+#ifndef FT_ENC_TAG
+#define FT_ENC_TAG( value, a, b, c, d ) \
+ value = ( ( (FT_UInt32)(a) << 24 ) | \
+ ( (FT_UInt32)(b) << 16 ) | \
+ ( (FT_UInt32)(c) << 8 ) | \
+ (FT_UInt32)(d) )
+
+#endif /* FT_ENC_TAG */
+
+
+ /*************************************************************************/
+ /* */
+ /* <Enum> */
+ /* FT_Encoding */
+ /* */
+ /* <Description> */
+ /* An enumeration used to specify character sets supported by */
+ /* charmaps. Used in the @FT_Select_Charmap API function. */
+ /* */
+ /* <Note> */
+ /* Despite the name, this enumeration lists specific character */
+ /* repertories (i.e., charsets), and not text encoding methods (e.g., */
+ /* UTF-8, UTF-16, etc.). */
+ /* */
+ /* Other encodings might be defined in the future. */
+ /* */
+ /* <Values> */
+ /* FT_ENCODING_NONE :: */
+ /* The encoding value~0 is reserved. */
+ /* */
+ /* FT_ENCODING_UNICODE :: */
+ /* Corresponds to the Unicode character set. This value covers */
+ /* all versions of the Unicode repertoire, including ASCII and */
+ /* Latin-1. Most fonts include a Unicode charmap, but not all */
+ /* of them. */
+ /* */
+ /* For example, if you want to access Unicode value U+1F028 (and */
+ /* the font contains it), use value 0x1F028 as the input value for */
+ /* @FT_Get_Char_Index. */
+ /* */
+ /* FT_ENCODING_MS_SYMBOL :: */
+ /* Corresponds to the Microsoft Symbol encoding, used to encode */
+ /* mathematical symbols in the 32..255 character code range. For */
+ /* more information, see `http://www.ceviz.net/symbol.htm'. */
+ /* */
+ /* FT_ENCODING_SJIS :: */
+ /* Corresponds to Japanese SJIS encoding. More info at */
+ /* at `http://langsupport.japanreference.com/encoding.shtml'. */
+ /* See note on multi-byte encodings below. */
+ /* */
+ /* FT_ENCODING_GB2312 :: */
+ /* Corresponds to an encoding system for Simplified Chinese as used */
+ /* used in mainland China. */
+ /* */
+ /* FT_ENCODING_BIG5 :: */
+ /* Corresponds to an encoding system for Traditional Chinese as */
+ /* used in Taiwan and Hong Kong. */
+ /* */
+ /* FT_ENCODING_WANSUNG :: */
+ /* Corresponds to the Korean encoding system known as Wansung. */
+ /* For more information see */
+ /* `http://www.microsoft.com/typography/unicode/949.txt'. */
+ /* */
+ /* FT_ENCODING_JOHAB :: */
+ /* The Korean standard character set (KS~C 5601-1992), which */
+ /* corresponds to MS Windows code page 1361. This character set */
+ /* includes all possible Hangeul character combinations. */
+ /* */
+ /* FT_ENCODING_ADOBE_LATIN_1 :: */
+ /* Corresponds to a Latin-1 encoding as defined in a Type~1 */
+ /* PostScript font. It is limited to 256 character codes. */
+ /* */
+ /* FT_ENCODING_ADOBE_STANDARD :: */
+ /* Corresponds to the Adobe Standard encoding, as found in Type~1, */
+ /* CFF, and OpenType/CFF fonts. It is limited to 256 character */
+ /* codes. */
+ /* */
+ /* FT_ENCODING_ADOBE_EXPERT :: */
+ /* Corresponds to the Adobe Expert encoding, as found in Type~1, */
+ /* CFF, and OpenType/CFF fonts. It is limited to 256 character */
+ /* codes. */
+ /* */
+ /* FT_ENCODING_ADOBE_CUSTOM :: */
+ /* Corresponds to a custom encoding, as found in Type~1, CFF, and */
+ /* OpenType/CFF fonts. It is limited to 256 character codes. */
+ /* */
+ /* FT_ENCODING_APPLE_ROMAN :: */
+ /* Corresponds to the 8-bit Apple roman encoding. Many TrueType */
+ /* and OpenType fonts contain a charmap for this encoding, since */
+ /* older versions of Mac OS are able to use it. */
+ /* */
+ /* FT_ENCODING_OLD_LATIN_2 :: */
+ /* This value is deprecated and was never used nor reported by */
+ /* FreeType. Don't use or test for it. */
+ /* */
+ /* FT_ENCODING_MS_SJIS :: */
+ /* Same as FT_ENCODING_SJIS. Deprecated. */
+ /* */
+ /* FT_ENCODING_MS_GB2312 :: */
+ /* Same as FT_ENCODING_GB2312. Deprecated. */
+ /* */
+ /* FT_ENCODING_MS_BIG5 :: */
+ /* Same as FT_ENCODING_BIG5. Deprecated. */
+ /* */
+ /* FT_ENCODING_MS_WANSUNG :: */
+ /* Same as FT_ENCODING_WANSUNG. Deprecated. */
+ /* */
+ /* FT_ENCODING_MS_JOHAB :: */
+ /* Same as FT_ENCODING_JOHAB. Deprecated. */
+ /* */
+ /* <Note> */
+ /* By default, FreeType automatically synthesizes a Unicode charmap */
+ /* for PostScript fonts, using their glyph names dictionaries. */
+ /* However, it also reports the encodings defined explicitly in the */
+ /* font file, for the cases when they are needed, with the Adobe */
+ /* values as well. */
+ /* */
+ /* FT_ENCODING_NONE is set by the BDF and PCF drivers if the charmap */
+ /* is neither Unicode nor ISO-8859-1 (otherwise it is set to */
+ /* FT_ENCODING_UNICODE). Use @FT_Get_BDF_Charset_ID to find out */
+ /* which encoding is really present. If, for example, the */
+ /* `cs_registry' field is `KOI8' and the `cs_encoding' field is `R', */
+ /* the font is encoded in KOI8-R. */
+ /* */
+ /* FT_ENCODING_NONE is always set (with a single exception) by the */
+ /* winfonts driver. Use @FT_Get_WinFNT_Header and examine the */
+ /* `charset' field of the @FT_WinFNT_HeaderRec structure to find out */
+ /* which encoding is really present. For example, */
+ /* @FT_WinFNT_ID_CP1251 (204) means Windows code page 1251 (for */
+ /* Russian). */
+ /* */
+ /* FT_ENCODING_NONE is set if `platform_id' is @TT_PLATFORM_MACINTOSH */
+ /* and `encoding_id' is not @TT_MAC_ID_ROMAN (otherwise it is set to */
+ /* FT_ENCODING_APPLE_ROMAN). */
+ /* */
+ /* If `platform_id' is @TT_PLATFORM_MACINTOSH, use the function */
+ /* @FT_Get_CMap_Language_ID to query the Mac language ID which may */
+ /* be needed to be able to distinguish Apple encoding variants. See */
+ /* */
+ /* http://www.unicode.org/Public/MAPPINGS/VENDORS/APPLE/README.TXT */
+ /* */
+ /* to get an idea how to do that. Basically, if the language ID */
+ /* is~0, don't use it, otherwise subtract 1 from the language ID. */
+ /* Then examine `encoding_id'. If, for example, `encoding_id' is */
+ /* @TT_MAC_ID_ROMAN and the language ID (minus~1) is */
+ /* `TT_MAC_LANGID_GREEK', it is the Greek encoding, not Roman. */
+ /* @TT_MAC_ID_ARABIC with `TT_MAC_LANGID_FARSI' means the Farsi */
+ /* variant the Arabic encoding. */
+ /* */
+ typedef enum FT_Encoding_
+ {
+ FT_ENC_TAG( FT_ENCODING_NONE, 0, 0, 0, 0 ),
+
+ FT_ENC_TAG( FT_ENCODING_MS_SYMBOL, 's', 'y', 'm', 'b' ),
+ FT_ENC_TAG( FT_ENCODING_UNICODE, 'u', 'n', 'i', 'c' ),
+
+ FT_ENC_TAG( FT_ENCODING_SJIS, 's', 'j', 'i', 's' ),
+ FT_ENC_TAG( FT_ENCODING_GB2312, 'g', 'b', ' ', ' ' ),
+ FT_ENC_TAG( FT_ENCODING_BIG5, 'b', 'i', 'g', '5' ),
+ FT_ENC_TAG( FT_ENCODING_WANSUNG, 'w', 'a', 'n', 's' ),
+ FT_ENC_TAG( FT_ENCODING_JOHAB, 'j', 'o', 'h', 'a' ),
+
+ /* for backwards compatibility */
+ FT_ENCODING_MS_SJIS = FT_ENCODING_SJIS,
+ FT_ENCODING_MS_GB2312 = FT_ENCODING_GB2312,
+ FT_ENCODING_MS_BIG5 = FT_ENCODING_BIG5,
+ FT_ENCODING_MS_WANSUNG = FT_ENCODING_WANSUNG,
+ FT_ENCODING_MS_JOHAB = FT_ENCODING_JOHAB,
+
+ FT_ENC_TAG( FT_ENCODING_ADOBE_STANDARD, 'A', 'D', 'O', 'B' ),
+ FT_ENC_TAG( FT_ENCODING_ADOBE_EXPERT, 'A', 'D', 'B', 'E' ),
+ FT_ENC_TAG( FT_ENCODING_ADOBE_CUSTOM, 'A', 'D', 'B', 'C' ),
+ FT_ENC_TAG( FT_ENCODING_ADOBE_LATIN_1, 'l', 'a', 't', '1' ),
+
+ FT_ENC_TAG( FT_ENCODING_OLD_LATIN_2, 'l', 'a', 't', '2' ),
+
+ FT_ENC_TAG( FT_ENCODING_APPLE_ROMAN, 'a', 'r', 'm', 'n' )
+
+ } FT_Encoding;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Enum> */
+ /* ft_encoding_xxx */
+ /* */
+ /* <Description> */
+ /* These constants are deprecated; use the corresponding @FT_Encoding */
+ /* values instead. */
+ /* */
+#define ft_encoding_none FT_ENCODING_NONE
+#define ft_encoding_unicode FT_ENCODING_UNICODE
+#define ft_encoding_symbol FT_ENCODING_MS_SYMBOL
+#define ft_encoding_latin_1 FT_ENCODING_ADOBE_LATIN_1
+#define ft_encoding_latin_2 FT_ENCODING_OLD_LATIN_2
+#define ft_encoding_sjis FT_ENCODING_SJIS
+#define ft_encoding_gb2312 FT_ENCODING_GB2312
+#define ft_encoding_big5 FT_ENCODING_BIG5
+#define ft_encoding_wansung FT_ENCODING_WANSUNG
+#define ft_encoding_johab FT_ENCODING_JOHAB
+
+#define ft_encoding_adobe_standard FT_ENCODING_ADOBE_STANDARD
+#define ft_encoding_adobe_expert FT_ENCODING_ADOBE_EXPERT
+#define ft_encoding_adobe_custom FT_ENCODING_ADOBE_CUSTOM
+#define ft_encoding_apple_roman FT_ENCODING_APPLE_ROMAN
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_CharMapRec */
+ /* */
+ /* <Description> */
+ /* The base charmap structure. */
+ /* */
+ /* <Fields> */
+ /* face :: A handle to the parent face object. */
+ /* */
+ /* encoding :: An @FT_Encoding tag identifying the charmap. Use */
+ /* this with @FT_Select_Charmap. */
+ /* */
+ /* platform_id :: An ID number describing the platform for the */
+ /* following encoding ID. This comes directly from */
+ /* the TrueType specification and should be emulated */
+ /* for other formats. */
+ /* */
+ /* encoding_id :: A platform specific encoding number. This also */
+ /* comes from the TrueType specification and should be */
+ /* emulated similarly. */
+ /* */
+ typedef struct FT_CharMapRec_
+ {
+ FT_Face face;
+ FT_Encoding encoding;
+ FT_UShort platform_id;
+ FT_UShort encoding_id;
+
+ } FT_CharMapRec;
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /* */
+ /* B A S E O B J E C T C L A S S E S */
+ /* */
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_Face_Internal */
+ /* */
+ /* <Description> */
+ /* An opaque handle to an `FT_Face_InternalRec' structure, used to */
+ /* model private data of a given @FT_Face object. */
+ /* */
+ /* This structure might change between releases of FreeType~2 and is */
+ /* not generally available to client applications. */
+ /* */
+ typedef struct FT_Face_InternalRec_* FT_Face_Internal;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_FaceRec */
+ /* */
+ /* <Description> */
+ /* FreeType root face class structure. A face object models a */
+ /* typeface in a font file. */
+ /* */
+ /* <Fields> */
+ /* num_faces :: The number of faces in the font file. Some */
+ /* font formats can have multiple faces in */
+ /* a font file. */
+ /* */
+ /* face_index :: The index of the face in the font file. It */
+ /* is set to~0 if there is only one face in */
+ /* the font file. */
+ /* */
+ /* face_flags :: A set of bit flags that give important */
+ /* information about the face; see */
+ /* @FT_FACE_FLAG_XXX for the details. */
+ /* */
+ /* style_flags :: A set of bit flags indicating the style of */
+ /* the face; see @FT_STYLE_FLAG_XXX for the */
+ /* details. */
+ /* */
+ /* num_glyphs :: The number of glyphs in the face. If the */
+ /* face is scalable and has sbits (see */
+ /* `num_fixed_sizes'), it is set to the number */
+ /* of outline glyphs. */
+ /* */
+ /* For CID-keyed fonts, this value gives the */
+ /* highest CID used in the font. */
+ /* */
+ /* family_name :: The face's family name. This is an ASCII */
+ /* string, usually in English, which describes */
+ /* the typeface's family (like `Times New */
+ /* Roman', `Bodoni', `Garamond', etc). This */
+ /* is a least common denominator used to list */
+ /* fonts. Some formats (TrueType & OpenType) */
+ /* provide localized and Unicode versions of */
+ /* this string. Applications should use the */
+ /* format specific interface to access them. */
+ /* Can be NULL (e.g., in fonts embedded in a */
+ /* PDF file). */
+ /* */
+ /* style_name :: The face's style name. This is an ASCII */
+ /* string, usually in English, which describes */
+ /* the typeface's style (like `Italic', */
+ /* `Bold', `Condensed', etc). Not all font */
+ /* formats provide a style name, so this field */
+ /* is optional, and can be set to NULL. As */
+ /* for `family_name', some formats provide */
+ /* localized and Unicode versions of this */
+ /* string. Applications should use the format */
+ /* specific interface to access them. */
+ /* */
+ /* num_fixed_sizes :: The number of bitmap strikes in the face. */
+ /* Even if the face is scalable, there might */
+ /* still be bitmap strikes, which are called */
+ /* `sbits' in that case. */
+ /* */
+ /* available_sizes :: An array of @FT_Bitmap_Size for all bitmap */
+ /* strikes in the face. It is set to NULL if */
+ /* there is no bitmap strike. */
+ /* */
+ /* num_charmaps :: The number of charmaps in the face. */
+ /* */
+ /* charmaps :: An array of the charmaps of the face. */
+ /* */
+ /* generic :: A field reserved for client uses. See the */
+ /* @FT_Generic type description. */
+ /* */
+ /* bbox :: The font bounding box. Coordinates are */
+ /* expressed in font units (see */
+ /* `units_per_EM'). The box is large enough */
+ /* to contain any glyph from the font. Thus, */
+ /* `bbox.yMax' can be seen as the `maximal */
+ /* ascender', and `bbox.yMin' as the `minimal */
+ /* descender'. Only relevant for scalable */
+ /* formats. */
+ /* */
+ /* Note that the bounding box might be off by */
+ /* (at least) one pixel for hinted fonts. See */
+ /* @FT_Size_Metrics for further discussion. */
+ /* */
+ /* units_per_EM :: The number of font units per EM square for */
+ /* this face. This is typically 2048 for */
+ /* TrueType fonts, and 1000 for Type~1 fonts. */
+ /* Only relevant for scalable formats. */
+ /* */
+ /* ascender :: The typographic ascender of the face, */
+ /* expressed in font units. For font formats */
+ /* not having this information, it is set to */
+ /* `bbox.yMax'. Only relevant for scalable */
+ /* formats. */
+ /* */
+ /* descender :: The typographic descender of the face, */
+ /* expressed in font units. For font formats */
+ /* not having this information, it is set to */
+ /* `bbox.yMin'. Note that this field is */
+ /* usually negative. Only relevant for */
+ /* scalable formats. */
+ /* */
+ /* height :: The height is the vertical distance */
+ /* between two consecutive baselines, */
+ /* expressed in font units. It is always */
+ /* positive. Only relevant for scalable */
+ /* formats. */
+ /* */
+ /* max_advance_width :: The maximal advance width, in font units, */
+ /* for all glyphs in this face. This can be */
+ /* used to make word wrapping computations */
+ /* faster. Only relevant for scalable */
+ /* formats. */
+ /* */
+ /* max_advance_height :: The maximal advance height, in font units, */
+ /* for all glyphs in this face. This is only */
+ /* relevant for vertical layouts, and is set */
+ /* to `height' for fonts that do not provide */
+ /* vertical metrics. Only relevant for */
+ /* scalable formats. */
+ /* */
+ /* underline_position :: The position, in font units, of the */
+ /* underline line for this face. It is the */
+ /* center of the underlining stem. Only */
+ /* relevant for scalable formats. */
+ /* */
+ /* underline_thickness :: The thickness, in font units, of the */
+ /* underline for this face. Only relevant for */
+ /* scalable formats. */
+ /* */
+ /* glyph :: The face's associated glyph slot(s). */
+ /* */
+ /* size :: The current active size for this face. */
+ /* */
+ /* charmap :: The current active charmap for this face. */
+ /* */
+ /* <Note> */
+ /* Fields may be changed after a call to @FT_Attach_File or */
+ /* @FT_Attach_Stream. */
+ /* */
+ typedef struct FT_FaceRec_
+ {
+ FT_Long num_faces;
+ FT_Long face_index;
+
+ FT_Long face_flags;
+ FT_Long style_flags;
+
+ FT_Long num_glyphs;
+
+ FT_String* family_name;
+ FT_String* style_name;
+
+ FT_Int num_fixed_sizes;
+ FT_Bitmap_Size* available_sizes;
+
+ FT_Int num_charmaps;
+ FT_CharMap* charmaps;
+
+ FT_Generic generic;
+
+ /*# The following member variables (down to `underline_thickness') */
+ /*# are only relevant to scalable outlines; cf. @FT_Bitmap_Size */
+ /*# for bitmap fonts. */
+ FT_BBox bbox;
+
+ FT_UShort units_per_EM;
+ FT_Short ascender;
+ FT_Short descender;
+ FT_Short height;
+
+ FT_Short max_advance_width;
+ FT_Short max_advance_height;
+
+ FT_Short underline_position;
+ FT_Short underline_thickness;
+
+ FT_GlyphSlot glyph;
+ FT_Size size;
+ FT_CharMap charmap;
+
+ /*@private begin */
+
+ FT_Driver driver;
+ FT_Memory memory;
+ FT_Stream stream;
+
+ FT_ListRec sizes_list;
+
+ FT_Generic autohint; /* face-specific auto-hinter data */
+ void* extensions; /* unused */
+
+ FT_Face_Internal internal;
+
+ /*@private end */
+
+ } FT_FaceRec;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Enum> */
+ /* FT_FACE_FLAG_XXX */
+ /* */
+ /* <Description> */
+ /* A list of bit flags used in the `face_flags' field of the */
+ /* @FT_FaceRec structure. They inform client applications of */
+ /* properties of the corresponding face. */
+ /* */
+ /* <Values> */
+ /* FT_FACE_FLAG_SCALABLE :: */
+ /* Indicates that the face contains outline glyphs. This doesn't */
+ /* prevent bitmap strikes, i.e., a face can have both this and */
+ /* and @FT_FACE_FLAG_FIXED_SIZES set. */
+ /* */
+ /* FT_FACE_FLAG_FIXED_SIZES :: */
+ /* Indicates that the face contains bitmap strikes. See also the */
+ /* `num_fixed_sizes' and `available_sizes' fields of @FT_FaceRec. */
+ /* */
+ /* FT_FACE_FLAG_FIXED_WIDTH :: */
+ /* Indicates that the face contains fixed-width characters (like */
+ /* Courier, Lucido, MonoType, etc.). */
+ /* */
+ /* FT_FACE_FLAG_SFNT :: */
+ /* Indicates that the face uses the `sfnt' storage scheme. For */
+ /* now, this means TrueType and OpenType. */
+ /* */
+ /* FT_FACE_FLAG_HORIZONTAL :: */
+ /* Indicates that the face contains horizontal glyph metrics. This */
+ /* should be set for all common formats. */
+ /* */
+ /* FT_FACE_FLAG_VERTICAL :: */
+ /* Indicates that the face contains vertical glyph metrics. This */
+ /* is only available in some formats, not all of them. */
+ /* */
+ /* FT_FACE_FLAG_KERNING :: */
+ /* Indicates that the face contains kerning information. If set, */
+ /* the kerning distance can be retrieved through the function */
+ /* @FT_Get_Kerning. Otherwise the function always return the */
+ /* vector (0,0). Note that FreeType doesn't handle kerning data */
+ /* from the `GPOS' table (as present in some OpenType fonts). */
+ /* */
+ /* FT_FACE_FLAG_FAST_GLYPHS :: */
+ /* THIS FLAG IS DEPRECATED. DO NOT USE OR TEST IT. */
+ /* */
+ /* FT_FACE_FLAG_MULTIPLE_MASTERS :: */
+ /* Indicates that the font contains multiple masters and is capable */
+ /* of interpolating between them. See the multiple-masters */
+ /* specific API for details. */
+ /* */
+ /* FT_FACE_FLAG_GLYPH_NAMES :: */
+ /* Indicates that the font contains glyph names that can be */
+ /* retrieved through @FT_Get_Glyph_Name. Note that some TrueType */
+ /* fonts contain broken glyph name tables. Use the function */
+ /* @FT_Has_PS_Glyph_Names when needed. */
+ /* */
+ /* FT_FACE_FLAG_EXTERNAL_STREAM :: */
+ /* Used internally by FreeType to indicate that a face's stream was */
+ /* provided by the client application and should not be destroyed */
+ /* when @FT_Done_Face is called. Don't read or test this flag. */
+ /* */
+ /* FT_FACE_FLAG_HINTER :: */
+ /* Set if the font driver has a hinting machine of its own. For */
+ /* example, with TrueType fonts, it makes sense to use data from */
+ /* the SFNT `gasp' table only if the native TrueType hinting engine */
+ /* (with the bytecode interpreter) is available and active. */
+ /* */
+ /* FT_FACE_FLAG_CID_KEYED :: */
+ /* Set if the font is CID-keyed. In that case, the font is not */
+ /* accessed by glyph indices but by CID values. For subsetted */
+ /* CID-keyed fonts this has the consequence that not all index */
+ /* values are a valid argument to FT_Load_Glyph. Only the CID */
+ /* values for which corresponding glyphs in the subsetted font */
+ /* exist make FT_Load_Glyph return successfully; in all other cases */
+ /* you get an `FT_Err_Invalid_Argument' error. */
+ /* */
+ /* Note that CID-keyed fonts which are in an SFNT wrapper don't */
+ /* have this flag set since the glyphs are accessed in the normal */
+ /* way (using contiguous indices); the `CID-ness' isn't visible to */
+ /* the application. */
+ /* */
+ /* FT_FACE_FLAG_TRICKY :: */
+ /* Set if the font is `tricky', this is, it always needs the */
+ /* font format's native hinting engine to get a reasonable result. */
+ /* A typical example is the Chinese font `mingli.ttf' which uses */
+ /* TrueType bytecode instructions to move and scale all of its */
+ /* subglyphs. */
+ /* */
+ /* It is not possible to autohint such fonts using */
+ /* @FT_LOAD_FORCE_AUTOHINT; it will also ignore */
+ /* @FT_LOAD_NO_HINTING. You have to set both @FT_LOAD_NO_HINTING */
+ /* and @FT_LOAD_NO_AUTOHINT to really disable hinting; however, you */
+ /* probably never want this except for demonstration purposes. */
+ /* */
+ /* Currently, there are about a dozen TrueType fonts in the list of */
+ /* tricky fonts; they are hard-coded in file `ttobjs.c'. */
+ /* */
+#define FT_FACE_FLAG_SCALABLE ( 1L << 0 )
+#define FT_FACE_FLAG_FIXED_SIZES ( 1L << 1 )
+#define FT_FACE_FLAG_FIXED_WIDTH ( 1L << 2 )
+#define FT_FACE_FLAG_SFNT ( 1L << 3 )
+#define FT_FACE_FLAG_HORIZONTAL ( 1L << 4 )
+#define FT_FACE_FLAG_VERTICAL ( 1L << 5 )
+#define FT_FACE_FLAG_KERNING ( 1L << 6 )
+#define FT_FACE_FLAG_FAST_GLYPHS ( 1L << 7 )
+#define FT_FACE_FLAG_MULTIPLE_MASTERS ( 1L << 8 )
+#define FT_FACE_FLAG_GLYPH_NAMES ( 1L << 9 )
+#define FT_FACE_FLAG_EXTERNAL_STREAM ( 1L << 10 )
+#define FT_FACE_FLAG_HINTER ( 1L << 11 )
+#define FT_FACE_FLAG_CID_KEYED ( 1L << 12 )
+#define FT_FACE_FLAG_TRICKY ( 1L << 13 )
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_HAS_HORIZONTAL( face )
+ *
+ * @description:
+ * A macro that returns true whenever a face object contains
+ * horizontal metrics (this is true for all font formats though).
+ *
+ * @also:
+ * @FT_HAS_VERTICAL can be used to check for vertical metrics.
+ *
+ */
+#define FT_HAS_HORIZONTAL( face ) \
+ ( face->face_flags & FT_FACE_FLAG_HORIZONTAL )
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_HAS_VERTICAL( face )
+ *
+ * @description:
+ * A macro that returns true whenever a face object contains vertical
+ * metrics.
+ *
+ */
+#define FT_HAS_VERTICAL( face ) \
+ ( face->face_flags & FT_FACE_FLAG_VERTICAL )
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_HAS_KERNING( face )
+ *
+ * @description:
+ * A macro that returns true whenever a face object contains kerning
+ * data that can be accessed with @FT_Get_Kerning.
+ *
+ */
+#define FT_HAS_KERNING( face ) \
+ ( face->face_flags & FT_FACE_FLAG_KERNING )
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_IS_SCALABLE( face )
+ *
+ * @description:
+ * A macro that returns true whenever a face object contains a scalable
+ * font face (true for TrueType, Type~1, Type~42, CID, OpenType/CFF,
+ * and PFR font formats.
+ *
+ */
+#define FT_IS_SCALABLE( face ) \
+ ( face->face_flags & FT_FACE_FLAG_SCALABLE )
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_IS_SFNT( face )
+ *
+ * @description:
+ * A macro that returns true whenever a face object contains a font
+ * whose format is based on the SFNT storage scheme. This usually
+ * means: TrueType fonts, OpenType fonts, as well as SFNT-based embedded
+ * bitmap fonts.
+ *
+ * If this macro is true, all functions defined in @FT_SFNT_NAMES_H and
+ * @FT_TRUETYPE_TABLES_H are available.
+ *
+ */
+#define FT_IS_SFNT( face ) \
+ ( face->face_flags & FT_FACE_FLAG_SFNT )
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_IS_FIXED_WIDTH( face )
+ *
+ * @description:
+ * A macro that returns true whenever a face object contains a font face
+ * that contains fixed-width (or `monospace', `fixed-pitch', etc.)
+ * glyphs.
+ *
+ */
+#define FT_IS_FIXED_WIDTH( face ) \
+ ( face->face_flags & FT_FACE_FLAG_FIXED_WIDTH )
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_HAS_FIXED_SIZES( face )
+ *
+ * @description:
+ * A macro that returns true whenever a face object contains some
+ * embedded bitmaps. See the `available_sizes' field of the
+ * @FT_FaceRec structure.
+ *
+ */
+#define FT_HAS_FIXED_SIZES( face ) \
+ ( face->face_flags & FT_FACE_FLAG_FIXED_SIZES )
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_HAS_FAST_GLYPHS( face )
+ *
+ * @description:
+ * Deprecated.
+ *
+ */
+#define FT_HAS_FAST_GLYPHS( face ) 0
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_HAS_GLYPH_NAMES( face )
+ *
+ * @description:
+ * A macro that returns true whenever a face object contains some glyph
+ * names that can be accessed through @FT_Get_Glyph_Name.
+ *
+ */
+#define FT_HAS_GLYPH_NAMES( face ) \
+ ( face->face_flags & FT_FACE_FLAG_GLYPH_NAMES )
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_HAS_MULTIPLE_MASTERS( face )
+ *
+ * @description:
+ * A macro that returns true whenever a face object contains some
+ * multiple masters. The functions provided by @FT_MULTIPLE_MASTERS_H
+ * are then available to choose the exact design you want.
+ *
+ */
+#define FT_HAS_MULTIPLE_MASTERS( face ) \
+ ( face->face_flags & FT_FACE_FLAG_MULTIPLE_MASTERS )
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_IS_CID_KEYED( face )
+ *
+ * @description:
+ * A macro that returns true whenever a face object contains a CID-keyed
+ * font. See the discussion of @FT_FACE_FLAG_CID_KEYED for more
+ * details.
+ *
+ * If this macro is true, all functions defined in @FT_CID_H are
+ * available.
+ *
+ */
+#define FT_IS_CID_KEYED( face ) \
+ ( face->face_flags & FT_FACE_FLAG_CID_KEYED )
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_IS_TRICKY( face )
+ *
+ * @description:
+ * A macro that returns true whenever a face represents a `tricky' font.
+ * See the discussion of @FT_FACE_FLAG_TRICKY for more details.
+ *
+ */
+#define FT_IS_TRICKY( face ) \
+ ( face->face_flags & FT_FACE_FLAG_TRICKY )
+
+
+ /*************************************************************************/
+ /* */
+ /* <Const> */
+ /* FT_STYLE_FLAG_XXX */
+ /* */
+ /* <Description> */
+ /* A list of bit-flags used to indicate the style of a given face. */
+ /* These are used in the `style_flags' field of @FT_FaceRec. */
+ /* */
+ /* <Values> */
+ /* FT_STYLE_FLAG_ITALIC :: */
+ /* Indicates that a given face style is italic or oblique. */
+ /* */
+ /* FT_STYLE_FLAG_BOLD :: */
+ /* Indicates that a given face is bold. */
+ /* */
+ /* <Note> */
+ /* The style information as provided by FreeType is very basic. More */
+ /* details are beyond the scope and should be done on a higher level */
+ /* (for example, by analyzing various fields of the `OS/2' table in */
+ /* SFNT based fonts). */
+ /* */
+#define FT_STYLE_FLAG_ITALIC ( 1 << 0 )
+#define FT_STYLE_FLAG_BOLD ( 1 << 1 )
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_Size_Internal */
+ /* */
+ /* <Description> */
+ /* An opaque handle to an `FT_Size_InternalRec' structure, used to */
+ /* model private data of a given @FT_Size object. */
+ /* */
+ typedef struct FT_Size_InternalRec_* FT_Size_Internal;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_Size_Metrics */
+ /* */
+ /* <Description> */
+ /* The size metrics structure gives the metrics of a size object. */
+ /* */
+ /* <Fields> */
+ /* x_ppem :: The width of the scaled EM square in pixels, hence */
+ /* the term `ppem' (pixels per EM). It is also */
+ /* referred to as `nominal width'. */
+ /* */
+ /* y_ppem :: The height of the scaled EM square in pixels, */
+ /* hence the term `ppem' (pixels per EM). It is also */
+ /* referred to as `nominal height'. */
+ /* */
+ /* x_scale :: A 16.16 fractional scaling value used to convert */
+ /* horizontal metrics from font units to 26.6 */
+ /* fractional pixels. Only relevant for scalable */
+ /* font formats. */
+ /* */
+ /* y_scale :: A 16.16 fractional scaling value used to convert */
+ /* vertical metrics from font units to 26.6 */
+ /* fractional pixels. Only relevant for scalable */
+ /* font formats. */
+ /* */
+ /* ascender :: The ascender in 26.6 fractional pixels. See */
+ /* @FT_FaceRec for the details. */
+ /* */
+ /* descender :: The descender in 26.6 fractional pixels. See */
+ /* @FT_FaceRec for the details. */
+ /* */
+ /* height :: The height in 26.6 fractional pixels. See */
+ /* @FT_FaceRec for the details. */
+ /* */
+ /* max_advance :: The maximal advance width in 26.6 fractional */
+ /* pixels. See @FT_FaceRec for the details. */
+ /* */
+ /* <Note> */
+ /* The scaling values, if relevant, are determined first during a */
+ /* size changing operation. The remaining fields are then set by the */
+ /* driver. For scalable formats, they are usually set to scaled */
+ /* values of the corresponding fields in @FT_FaceRec. */
+ /* */
+ /* Note that due to glyph hinting, these values might not be exact */
+ /* for certain fonts. Thus they must be treated as unreliable */
+ /* with an error margin of at least one pixel! */
+ /* */
+ /* Indeed, the only way to get the exact metrics is to render _all_ */
+ /* glyphs. As this would be a definite performance hit, it is up to */
+ /* client applications to perform such computations. */
+ /* */
+ /* The FT_Size_Metrics structure is valid for bitmap fonts also. */
+ /* */
+ typedef struct FT_Size_Metrics_
+ {
+ FT_UShort x_ppem; /* horizontal pixels per EM */
+ FT_UShort y_ppem; /* vertical pixels per EM */
+
+ FT_Fixed x_scale; /* scaling values used to convert font */
+ FT_Fixed y_scale; /* units to 26.6 fractional pixels */
+
+ FT_Pos ascender; /* ascender in 26.6 frac. pixels */
+ FT_Pos descender; /* descender in 26.6 frac. pixels */
+ FT_Pos height; /* text height in 26.6 frac. pixels */
+ FT_Pos max_advance; /* max horizontal advance, in 26.6 pixels */
+
+ } FT_Size_Metrics;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_SizeRec */
+ /* */
+ /* <Description> */
+ /* FreeType root size class structure. A size object models a face */
+ /* object at a given size. */
+ /* */
+ /* <Fields> */
+ /* face :: Handle to the parent face object. */
+ /* */
+ /* generic :: A typeless pointer, which is unused by the FreeType */
+ /* library or any of its drivers. It can be used by */
+ /* client applications to link their own data to each size */
+ /* object. */
+ /* */
+ /* metrics :: Metrics for this size object. This field is read-only. */
+ /* */
+ typedef struct FT_SizeRec_
+ {
+ FT_Face face; /* parent face object */
+ FT_Generic generic; /* generic pointer for client uses */
+ FT_Size_Metrics metrics; /* size metrics */
+ FT_Size_Internal internal;
+
+ } FT_SizeRec;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_SubGlyph */
+ /* */
+ /* <Description> */
+ /* The subglyph structure is an internal object used to describe */
+ /* subglyphs (for example, in the case of composites). */
+ /* */
+ /* <Note> */
+ /* The subglyph implementation is not part of the high-level API, */
+ /* hence the forward structure declaration. */
+ /* */
+ /* You can however retrieve subglyph information with */
+ /* @FT_Get_SubGlyph_Info. */
+ /* */
+ typedef struct FT_SubGlyphRec_* FT_SubGlyph;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_Slot_Internal */
+ /* */
+ /* <Description> */
+ /* An opaque handle to an `FT_Slot_InternalRec' structure, used to */
+ /* model private data of a given @FT_GlyphSlot object. */
+ /* */
+ typedef struct FT_Slot_InternalRec_* FT_Slot_Internal;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_GlyphSlotRec */
+ /* */
+ /* <Description> */
+ /* FreeType root glyph slot class structure. A glyph slot is a */
+ /* container where individual glyphs can be loaded, be they in */
+ /* outline or bitmap format. */
+ /* */
+ /* <Fields> */
+ /* library :: A handle to the FreeType library instance */
+ /* this slot belongs to. */
+ /* */
+ /* face :: A handle to the parent face object. */
+ /* */
+ /* next :: In some cases (like some font tools), several */
+ /* glyph slots per face object can be a good */
+ /* thing. As this is rare, the glyph slots are */
+ /* listed through a direct, single-linked list */
+ /* using its `next' field. */
+ /* */
+ /* generic :: A typeless pointer which is unused by the */
+ /* FreeType library or any of its drivers. It */
+ /* can be used by client applications to link */
+ /* their own data to each glyph slot object. */
+ /* */
+ /* metrics :: The metrics of the last loaded glyph in the */
+ /* slot. The returned values depend on the last */
+ /* load flags (see the @FT_Load_Glyph API */
+ /* function) and can be expressed either in 26.6 */
+ /* fractional pixels or font units. */
+ /* */
+ /* Note that even when the glyph image is */
+ /* transformed, the metrics are not. */
+ /* */
+ /* linearHoriAdvance :: The advance width of the unhinted glyph. */
+ /* Its value is expressed in 16.16 fractional */
+ /* pixels, unless @FT_LOAD_LINEAR_DESIGN is set */
+ /* when loading the glyph. This field can be */
+ /* important to perform correct WYSIWYG layout. */
+ /* Only relevant for outline glyphs. */
+ /* */
+ /* linearVertAdvance :: The advance height of the unhinted glyph. */
+ /* Its value is expressed in 16.16 fractional */
+ /* pixels, unless @FT_LOAD_LINEAR_DESIGN is set */
+ /* when loading the glyph. This field can be */
+ /* important to perform correct WYSIWYG layout. */
+ /* Only relevant for outline glyphs. */
+ /* */
+ /* advance :: This shorthand is, depending on */
+ /* @FT_LOAD_IGNORE_TRANSFORM, the transformed */
+ /* advance width for the glyph (in 26.6 */
+ /* fractional pixel format). As specified with */
+ /* @FT_LOAD_VERTICAL_LAYOUT, it uses either the */
+ /* `horiAdvance' or the `vertAdvance' value of */
+ /* `metrics' field. */
+ /* */
+ /* format :: This field indicates the format of the image */
+ /* contained in the glyph slot. Typically */
+ /* @FT_GLYPH_FORMAT_BITMAP, */
+ /* @FT_GLYPH_FORMAT_OUTLINE, or */
+ /* @FT_GLYPH_FORMAT_COMPOSITE, but others are */
+ /* possible. */
+ /* */
+ /* bitmap :: This field is used as a bitmap descriptor */
+ /* when the slot format is */
+ /* @FT_GLYPH_FORMAT_BITMAP. Note that the */
+ /* address and content of the bitmap buffer can */
+ /* change between calls of @FT_Load_Glyph and a */
+ /* few other functions. */
+ /* */
+ /* bitmap_left :: This is the bitmap's left bearing expressed */
+ /* in integer pixels. Of course, this is only */
+ /* valid if the format is */
+ /* @FT_GLYPH_FORMAT_BITMAP. */
+ /* */
+ /* bitmap_top :: This is the bitmap's top bearing expressed in */
+ /* integer pixels. Remember that this is the */
+ /* distance from the baseline to the top-most */
+ /* glyph scanline, upwards y~coordinates being */
+ /* *positive*. */
+ /* */
+ /* outline :: The outline descriptor for the current glyph */
+ /* image if its format is */
+ /* @FT_GLYPH_FORMAT_OUTLINE. Once a glyph is */
+ /* loaded, `outline' can be transformed, */
+ /* distorted, embolded, etc. However, it must */
+ /* not be freed. */
+ /* */
+ /* num_subglyphs :: The number of subglyphs in a composite glyph. */
+ /* This field is only valid for the composite */
+ /* glyph format that should normally only be */
+ /* loaded with the @FT_LOAD_NO_RECURSE flag. */
+ /* For now this is internal to FreeType. */
+ /* */
+ /* subglyphs :: An array of subglyph descriptors for */
+ /* composite glyphs. There are `num_subglyphs' */
+ /* elements in there. Currently internal to */
+ /* FreeType. */
+ /* */
+ /* control_data :: Certain font drivers can also return the */
+ /* control data for a given glyph image (e.g. */
+ /* TrueType bytecode, Type~1 charstrings, etc.). */
+ /* This field is a pointer to such data. */
+ /* */
+ /* control_len :: This is the length in bytes of the control */
+ /* data. */
+ /* */
+ /* other :: Really wicked formats can use this pointer to */
+ /* present their own glyph image to client */
+ /* applications. Note that the application */
+ /* needs to know about the image format. */
+ /* */
+ /* lsb_delta :: The difference between hinted and unhinted */
+ /* left side bearing while autohinting is */
+ /* active. Zero otherwise. */
+ /* */
+ /* rsb_delta :: The difference between hinted and unhinted */
+ /* right side bearing while autohinting is */
+ /* active. Zero otherwise. */
+ /* */
+ /* <Note> */
+ /* If @FT_Load_Glyph is called with default flags (see */
+ /* @FT_LOAD_DEFAULT) the glyph image is loaded in the glyph slot in */
+ /* its native format (e.g., an outline glyph for TrueType and Type~1 */
+ /* formats). */
+ /* */
+ /* This image can later be converted into a bitmap by calling */
+ /* @FT_Render_Glyph. This function finds the current renderer for */
+ /* the native image's format, then invokes it. */
+ /* */
+ /* The renderer is in charge of transforming the native image through */
+ /* the slot's face transformation fields, then converting it into a */
+ /* bitmap that is returned in `slot->bitmap'. */
+ /* */
+ /* Note that `slot->bitmap_left' and `slot->bitmap_top' are also used */
+ /* to specify the position of the bitmap relative to the current pen */
+ /* position (e.g., coordinates (0,0) on the baseline). Of course, */
+ /* `slot->format' is also changed to @FT_GLYPH_FORMAT_BITMAP. */
+ /* */
+ /* <Note> */
+ /* Here a small pseudo code fragment which shows how to use */
+ /* `lsb_delta' and `rsb_delta': */
+ /* */
+ /* { */
+ /* FT_Pos origin_x = 0; */
+ /* FT_Pos prev_rsb_delta = 0; */
+ /* */
+ /* */
+ /* for all glyphs do */
+ /* <compute kern between current and previous glyph and add it to */
+ /* `origin_x'> */
+ /* */
+ /* <load glyph with `FT_Load_Glyph'> */
+ /* */
+ /* if ( prev_rsb_delta - face->glyph->lsb_delta >= 32 ) */
+ /* origin_x -= 64; */
+ /* else if ( prev_rsb_delta - face->glyph->lsb_delta < -32 ) */
+ /* origin_x += 64; */
+ /* */
+ /* prev_rsb_delta = face->glyph->rsb_delta; */
+ /* */
+ /* <save glyph image, or render glyph, or ...> */
+ /* */
+ /* origin_x += face->glyph->advance.x; */
+ /* endfor */
+ /* } */
+ /* */
+ typedef struct FT_GlyphSlotRec_
+ {
+ FT_Library library;
+ FT_Face face;
+ FT_GlyphSlot next;
+ FT_UInt reserved; /* retained for binary compatibility */
+ FT_Generic generic;
+
+ FT_Glyph_Metrics metrics;
+ FT_Fixed linearHoriAdvance;
+ FT_Fixed linearVertAdvance;
+ FT_Vector advance;
+
+ FT_Glyph_Format format;
+
+ FT_Bitmap bitmap;
+ FT_Int bitmap_left;
+ FT_Int bitmap_top;
+
+ FT_Outline outline;
+
+ FT_UInt num_subglyphs;
+ FT_SubGlyph subglyphs;
+
+ void* control_data;
+ long control_len;
+
+ FT_Pos lsb_delta;
+ FT_Pos rsb_delta;
+
+ void* other;
+
+ FT_Slot_Internal internal;
+
+ } FT_GlyphSlotRec;
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /* */
+ /* F U N C T I O N S */
+ /* */
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Init_FreeType */
+ /* */
+ /* <Description> */
+ /* Initialize a new FreeType library object. The set of modules */
+ /* that are registered by this function is determined at build time. */
+ /* */
+ /* <Output> */
+ /* alibrary :: A handle to a new library object. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* In case you want to provide your own memory allocating routines, */
+ /* use @FT_New_Library instead, followed by a call to */
+ /* @FT_Add_Default_Modules (or a series of calls to @FT_Add_Module). */
+ /* */
+ /* For multi-threading applications each thread should have its own */
+ /* FT_Library object. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Init_FreeType( FT_Library *alibrary );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Done_FreeType */
+ /* */
+ /* <Description> */
+ /* Destroy a given FreeType library object and all of its children, */
+ /* including resources, drivers, faces, sizes, etc. */
+ /* */
+ /* <Input> */
+ /* library :: A handle to the target library object. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Done_FreeType( FT_Library library );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Enum> */
+ /* FT_OPEN_XXX */
+ /* */
+ /* <Description> */
+ /* A list of bit-field constants used within the `flags' field of the */
+ /* @FT_Open_Args structure. */
+ /* */
+ /* <Values> */
+ /* FT_OPEN_MEMORY :: This is a memory-based stream. */
+ /* */
+ /* FT_OPEN_STREAM :: Copy the stream from the `stream' field. */
+ /* */
+ /* FT_OPEN_PATHNAME :: Create a new input stream from a C~path */
+ /* name. */
+ /* */
+ /* FT_OPEN_DRIVER :: Use the `driver' field. */
+ /* */
+ /* FT_OPEN_PARAMS :: Use the `num_params' and `params' fields. */
+ /* */
+ /* ft_open_memory :: Deprecated; use @FT_OPEN_MEMORY instead. */
+ /* */
+ /* ft_open_stream :: Deprecated; use @FT_OPEN_STREAM instead. */
+ /* */
+ /* ft_open_pathname :: Deprecated; use @FT_OPEN_PATHNAME instead. */
+ /* */
+ /* ft_open_driver :: Deprecated; use @FT_OPEN_DRIVER instead. */
+ /* */
+ /* ft_open_params :: Deprecated; use @FT_OPEN_PARAMS instead. */
+ /* */
+ /* <Note> */
+ /* The `FT_OPEN_MEMORY', `FT_OPEN_STREAM', and `FT_OPEN_PATHNAME' */
+ /* flags are mutually exclusive. */
+ /* */
+#define FT_OPEN_MEMORY 0x1
+#define FT_OPEN_STREAM 0x2
+#define FT_OPEN_PATHNAME 0x4
+#define FT_OPEN_DRIVER 0x8
+#define FT_OPEN_PARAMS 0x10
+
+#define ft_open_memory FT_OPEN_MEMORY /* deprecated */
+#define ft_open_stream FT_OPEN_STREAM /* deprecated */
+#define ft_open_pathname FT_OPEN_PATHNAME /* deprecated */
+#define ft_open_driver FT_OPEN_DRIVER /* deprecated */
+#define ft_open_params FT_OPEN_PARAMS /* deprecated */
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_Parameter */
+ /* */
+ /* <Description> */
+ /* A simple structure used to pass more or less generic parameters to */
+ /* @FT_Open_Face. */
+ /* */
+ /* <Fields> */
+ /* tag :: A four-byte identification tag. */
+ /* */
+ /* data :: A pointer to the parameter data. */
+ /* */
+ /* <Note> */
+ /* The ID and function of parameters are driver-specific. See the */
+ /* various FT_PARAM_TAG_XXX flags for more information. */
+ /* */
+ typedef struct FT_Parameter_
+ {
+ FT_ULong tag;
+ FT_Pointer data;
+
+ } FT_Parameter;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_Open_Args */
+ /* */
+ /* <Description> */
+ /* A structure used to indicate how to open a new font file or */
+ /* stream. A pointer to such a structure can be used as a parameter */
+ /* for the functions @FT_Open_Face and @FT_Attach_Stream. */
+ /* */
+ /* <Fields> */
+ /* flags :: A set of bit flags indicating how to use the */
+ /* structure. */
+ /* */
+ /* memory_base :: The first byte of the file in memory. */
+ /* */
+ /* memory_size :: The size in bytes of the file in memory. */
+ /* */
+ /* pathname :: A pointer to an 8-bit file pathname. */
+ /* */
+ /* stream :: A handle to a source stream object. */
+ /* */
+ /* driver :: This field is exclusively used by @FT_Open_Face; */
+ /* it simply specifies the font driver to use to open */
+ /* the face. If set to~0, FreeType tries to load the */
+ /* face with each one of the drivers in its list. */
+ /* */
+ /* num_params :: The number of extra parameters. */
+ /* */
+ /* params :: Extra parameters passed to the font driver when */
+ /* opening a new face. */
+ /* */
+ /* <Note> */
+ /* The stream type is determined by the contents of `flags' which */
+ /* are tested in the following order by @FT_Open_Face: */
+ /* */
+ /* If the `FT_OPEN_MEMORY' bit is set, assume that this is a */
+ /* memory file of `memory_size' bytes, located at `memory_address'. */
+ /* The data are are not copied, and the client is responsible for */
+ /* releasing and destroying them _after_ the corresponding call to */
+ /* @FT_Done_Face. */
+ /* */
+ /* Otherwise, if the `FT_OPEN_STREAM' bit is set, assume that a */
+ /* custom input stream `stream' is used. */
+ /* */
+ /* Otherwise, if the `FT_OPEN_PATHNAME' bit is set, assume that this */
+ /* is a normal file and use `pathname' to open it. */
+ /* */
+ /* If the `FT_OPEN_DRIVER' bit is set, @FT_Open_Face only tries to */
+ /* open the file with the driver whose handler is in `driver'. */
+ /* */
+ /* If the `FT_OPEN_PARAMS' bit is set, the parameters given by */
+ /* `num_params' and `params' is used. They are ignored otherwise. */
+ /* */
+ /* Ideally, both the `pathname' and `params' fields should be tagged */
+ /* as `const'; this is missing for API backwards compatibility. In */
+ /* other words, applications should treat them as read-only. */
+ /* */
+ typedef struct FT_Open_Args_
+ {
+ FT_UInt flags;
+ const FT_Byte* memory_base;
+ FT_Long memory_size;
+ FT_String* pathname;
+ FT_Stream stream;
+ FT_Module driver;
+ FT_Int num_params;
+ FT_Parameter* params;
+
+ } FT_Open_Args;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_New_Face */
+ /* */
+ /* <Description> */
+ /* This function calls @FT_Open_Face to open a font by its pathname. */
+ /* */
+ /* <InOut> */
+ /* library :: A handle to the library resource. */
+ /* */
+ /* <Input> */
+ /* pathname :: A path to the font file. */
+ /* */
+ /* face_index :: The index of the face within the font. The first */
+ /* face has index~0. */
+ /* */
+ /* <Output> */
+ /* aface :: A handle to a new face object. If `face_index' is */
+ /* greater than or equal to zero, it must be non-NULL. */
+ /* See @FT_Open_Face for more details. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_New_Face( FT_Library library,
+ const char* filepathname,
+ FT_Long face_index,
+ FT_Face *aface );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_New_Memory_Face */
+ /* */
+ /* <Description> */
+ /* This function calls @FT_Open_Face to open a font which has been */
+ /* loaded into memory. */
+ /* */
+ /* <InOut> */
+ /* library :: A handle to the library resource. */
+ /* */
+ /* <Input> */
+ /* file_base :: A pointer to the beginning of the font data. */
+ /* */
+ /* file_size :: The size of the memory chunk used by the font data. */
+ /* */
+ /* face_index :: The index of the face within the font. The first */
+ /* face has index~0. */
+ /* */
+ /* <Output> */
+ /* aface :: A handle to a new face object. If `face_index' is */
+ /* greater than or equal to zero, it must be non-NULL. */
+ /* See @FT_Open_Face for more details. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* You must not deallocate the memory before calling @FT_Done_Face. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_New_Memory_Face( FT_Library library,
+ const FT_Byte* file_base,
+ FT_Long file_size,
+ FT_Long face_index,
+ FT_Face *aface );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Open_Face */
+ /* */
+ /* <Description> */
+ /* Create a face object from a given resource described by */
+ /* @FT_Open_Args. */
+ /* */
+ /* <InOut> */
+ /* library :: A handle to the library resource. */
+ /* */
+ /* <Input> */
+ /* args :: A pointer to an `FT_Open_Args' structure which must */
+ /* be filled by the caller. */
+ /* */
+ /* face_index :: The index of the face within the font. The first */
+ /* face has index~0. */
+ /* */
+ /* <Output> */
+ /* aface :: A handle to a new face object. If `face_index' is */
+ /* greater than or equal to zero, it must be non-NULL. */
+ /* See note below. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* Unlike FreeType 1.x, this function automatically creates a glyph */
+ /* slot for the face object which can be accessed directly through */
+ /* `face->glyph'. */
+ /* */
+ /* FT_Open_Face can be used to quickly check whether the font */
+ /* format of a given font resource is supported by FreeType. If the */
+ /* `face_index' field is negative, the function's return value is~0 */
+ /* if the font format is recognized, or non-zero otherwise; */
+ /* the function returns a more or less empty face handle in `*aface' */
+ /* (if `aface' isn't NULL). The only useful field in this special */
+ /* case is `face->num_faces' which gives the number of faces within */
+ /* the font file. After examination, the returned @FT_Face structure */
+ /* should be deallocated with a call to @FT_Done_Face. */
+ /* */
+ /* Each new face object created with this function also owns a */
+ /* default @FT_Size object, accessible as `face->size'. */
+ /* */
+ /* One @FT_Library instance can have multiple face objects, this is, */
+ /* @FT_Open_Face and its siblings can be called multiple times using */
+ /* the same `library' argument. */
+ /* */
+ /* See the discussion of reference counters in the description of */
+ /* @FT_Reference_Face. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Open_Face( FT_Library library,
+ const FT_Open_Args* args,
+ FT_Long face_index,
+ FT_Face *aface );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Attach_File */
+ /* */
+ /* <Description> */
+ /* This function calls @FT_Attach_Stream to attach a file. */
+ /* */
+ /* <InOut> */
+ /* face :: The target face object. */
+ /* */
+ /* <Input> */
+ /* filepathname :: The pathname. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Attach_File( FT_Face face,
+ const char* filepathname );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Attach_Stream */
+ /* */
+ /* <Description> */
+ /* `Attach' data to a face object. Normally, this is used to read */
+ /* additional information for the face object. For example, you can */
+ /* attach an AFM file that comes with a Type~1 font to get the */
+ /* kerning values and other metrics. */
+ /* */
+ /* <InOut> */
+ /* face :: The target face object. */
+ /* */
+ /* <Input> */
+ /* parameters :: A pointer to @FT_Open_Args which must be filled by */
+ /* the caller. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* The meaning of the `attach' (i.e., what really happens when the */
+ /* new file is read) is not fixed by FreeType itself. It really */
+ /* depends on the font format (and thus the font driver). */
+ /* */
+ /* Client applications are expected to know what they are doing */
+ /* when invoking this function. Most drivers simply do not implement */
+ /* file attachments. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Attach_Stream( FT_Face face,
+ FT_Open_Args* parameters );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Reference_Face */
+ /* */
+ /* <Description> */
+ /* A counter gets initialized to~1 at the time an @FT_Face structure */
+ /* is created. This function increments the counter. @FT_Done_Face */
+ /* then only destroys a face if the counter is~1, otherwise it simply */
+ /* decrements the counter. */
+ /* */
+ /* This function helps in managing life-cycles of structures which */
+ /* reference @FT_Face objects. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to a target face object. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Since> */
+ /* 2.4.2 */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Reference_Face( FT_Face face );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Done_Face */
+ /* */
+ /* <Description> */
+ /* Discard a given face object, as well as all of its child slots and */
+ /* sizes. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to a target face object. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* See the discussion of reference counters in the description of */
+ /* @FT_Reference_Face. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Done_Face( FT_Face face );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Select_Size */
+ /* */
+ /* <Description> */
+ /* Select a bitmap strike. */
+ /* */
+ /* <InOut> */
+ /* face :: A handle to a target face object. */
+ /* */
+ /* <Input> */
+ /* strike_index :: The index of the bitmap strike in the */
+ /* `available_sizes' field of @FT_FaceRec structure. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Select_Size( FT_Face face,
+ FT_Int strike_index );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Enum> */
+ /* FT_Size_Request_Type */
+ /* */
+ /* <Description> */
+ /* An enumeration type that lists the supported size request types. */
+ /* */
+ /* <Values> */
+ /* FT_SIZE_REQUEST_TYPE_NOMINAL :: */
+ /* The nominal size. The `units_per_EM' field of @FT_FaceRec is */
+ /* used to determine both scaling values. */
+ /* */
+ /* FT_SIZE_REQUEST_TYPE_REAL_DIM :: */
+ /* The real dimension. The sum of the the `ascender' and (minus */
+ /* of) the `descender' fields of @FT_FaceRec are used to determine */
+ /* both scaling values. */
+ /* */
+ /* FT_SIZE_REQUEST_TYPE_BBOX :: */
+ /* The font bounding box. The width and height of the `bbox' field */
+ /* of @FT_FaceRec are used to determine the horizontal and vertical */
+ /* scaling value, respectively. */
+ /* */
+ /* FT_SIZE_REQUEST_TYPE_CELL :: */
+ /* The `max_advance_width' field of @FT_FaceRec is used to */
+ /* determine the horizontal scaling value; the vertical scaling */
+ /* value is determined the same way as */
+ /* @FT_SIZE_REQUEST_TYPE_REAL_DIM does. Finally, both scaling */
+ /* values are set to the smaller one. This type is useful if you */
+ /* want to specify the font size for, say, a window of a given */
+ /* dimension and 80x24 cells. */
+ /* */
+ /* FT_SIZE_REQUEST_TYPE_SCALES :: */
+ /* Specify the scaling values directly. */
+ /* */
+ /* <Note> */
+ /* The above descriptions only apply to scalable formats. For bitmap */
+ /* formats, the behaviour is up to the driver. */
+ /* */
+ /* See the note section of @FT_Size_Metrics if you wonder how size */
+ /* requesting relates to scaling values. */
+ /* */
+ typedef enum FT_Size_Request_Type_
+ {
+ FT_SIZE_REQUEST_TYPE_NOMINAL,
+ FT_SIZE_REQUEST_TYPE_REAL_DIM,
+ FT_SIZE_REQUEST_TYPE_BBOX,
+ FT_SIZE_REQUEST_TYPE_CELL,
+ FT_SIZE_REQUEST_TYPE_SCALES,
+
+ FT_SIZE_REQUEST_TYPE_MAX
+
+ } FT_Size_Request_Type;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_Size_RequestRec */
+ /* */
+ /* <Description> */
+ /* A structure used to model a size request. */
+ /* */
+ /* <Fields> */
+ /* type :: See @FT_Size_Request_Type. */
+ /* */
+ /* width :: The desired width. */
+ /* */
+ /* height :: The desired height. */
+ /* */
+ /* horiResolution :: The horizontal resolution. If set to zero, */
+ /* `width' is treated as a 26.6 fractional pixel */
+ /* value. */
+ /* */
+ /* vertResolution :: The vertical resolution. If set to zero, */
+ /* `height' is treated as a 26.6 fractional pixel */
+ /* value. */
+ /* */
+ /* <Note> */
+ /* If `width' is zero, then the horizontal scaling value is set equal */
+ /* to the vertical scaling value, and vice versa. */
+ /* */
+ typedef struct FT_Size_RequestRec_
+ {
+ FT_Size_Request_Type type;
+ FT_Long width;
+ FT_Long height;
+ FT_UInt horiResolution;
+ FT_UInt vertResolution;
+
+ } FT_Size_RequestRec;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_Size_Request */
+ /* */
+ /* <Description> */
+ /* A handle to a size request structure. */
+ /* */
+ typedef struct FT_Size_RequestRec_ *FT_Size_Request;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Request_Size */
+ /* */
+ /* <Description> */
+ /* Resize the scale of the active @FT_Size object in a face. */
+ /* */
+ /* <InOut> */
+ /* face :: A handle to a target face object. */
+ /* */
+ /* <Input> */
+ /* req :: A pointer to a @FT_Size_RequestRec. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* Although drivers may select the bitmap strike matching the */
+ /* request, you should not rely on this if you intend to select a */
+ /* particular bitmap strike. Use @FT_Select_Size instead in that */
+ /* case. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Request_Size( FT_Face face,
+ FT_Size_Request req );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Set_Char_Size */
+ /* */
+ /* <Description> */
+ /* This function calls @FT_Request_Size to request the nominal size */
+ /* (in points). */
+ /* */
+ /* <InOut> */
+ /* face :: A handle to a target face object. */
+ /* */
+ /* <Input> */
+ /* char_width :: The nominal width, in 26.6 fractional points. */
+ /* */
+ /* char_height :: The nominal height, in 26.6 fractional points. */
+ /* */
+ /* horz_resolution :: The horizontal resolution in dpi. */
+ /* */
+ /* vert_resolution :: The vertical resolution in dpi. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* If either the character width or height is zero, it is set equal */
+ /* to the other value. */
+ /* */
+ /* If either the horizontal or vertical resolution is zero, it is set */
+ /* equal to the other value. */
+ /* */
+ /* A character width or height smaller than 1pt is set to 1pt; if */
+ /* both resolution values are zero, they are set to 72dpi. */
+ /* */
+ /* Don't use this function if you are using the FreeType cache API. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Set_Char_Size( FT_Face face,
+ FT_F26Dot6 char_width,
+ FT_F26Dot6 char_height,
+ FT_UInt horz_resolution,
+ FT_UInt vert_resolution );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Set_Pixel_Sizes */
+ /* */
+ /* <Description> */
+ /* This function calls @FT_Request_Size to request the nominal size */
+ /* (in pixels). */
+ /* */
+ /* <InOut> */
+ /* face :: A handle to the target face object. */
+ /* */
+ /* <Input> */
+ /* pixel_width :: The nominal width, in pixels. */
+ /* */
+ /* pixel_height :: The nominal height, in pixels. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Set_Pixel_Sizes( FT_Face face,
+ FT_UInt pixel_width,
+ FT_UInt pixel_height );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Load_Glyph */
+ /* */
+ /* <Description> */
+ /* A function used to load a single glyph into the glyph slot of a */
+ /* face object. */
+ /* */
+ /* <InOut> */
+ /* face :: A handle to the target face object where the glyph */
+ /* is loaded. */
+ /* */
+ /* <Input> */
+ /* glyph_index :: The index of the glyph in the font file. For */
+ /* CID-keyed fonts (either in PS or in CFF format) */
+ /* this argument specifies the CID value. */
+ /* */
+ /* load_flags :: A flag indicating what to load for this glyph. The */
+ /* @FT_LOAD_XXX constants can be used to control the */
+ /* glyph loading process (e.g., whether the outline */
+ /* should be scaled, whether to load bitmaps or not, */
+ /* whether to hint the outline, etc). */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* The loaded glyph may be transformed. See @FT_Set_Transform for */
+ /* the details. */
+ /* */
+ /* For subsetted CID-keyed fonts, `FT_Err_Invalid_Argument' is */
+ /* returned for invalid CID values (this is, for CID values which */
+ /* don't have a corresponding glyph in the font). See the discussion */
+ /* of the @FT_FACE_FLAG_CID_KEYED flag for more details. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Load_Glyph( FT_Face face,
+ FT_UInt glyph_index,
+ FT_Int32 load_flags );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Load_Char */
+ /* */
+ /* <Description> */
+ /* A function used to load a single glyph into the glyph slot of a */
+ /* face object, according to its character code. */
+ /* */
+ /* <InOut> */
+ /* face :: A handle to a target face object where the glyph */
+ /* is loaded. */
+ /* */
+ /* <Input> */
+ /* char_code :: The glyph's character code, according to the */
+ /* current charmap used in the face. */
+ /* */
+ /* load_flags :: A flag indicating what to load for this glyph. The */
+ /* @FT_LOAD_XXX constants can be used to control the */
+ /* glyph loading process (e.g., whether the outline */
+ /* should be scaled, whether to load bitmaps or not, */
+ /* whether to hint the outline, etc). */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* This function simply calls @FT_Get_Char_Index and @FT_Load_Glyph. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Load_Char( FT_Face face,
+ FT_ULong char_code,
+ FT_Int32 load_flags );
+
+
+ /*************************************************************************
+ *
+ * @enum:
+ * FT_LOAD_XXX
+ *
+ * @description:
+ * A list of bit-field constants used with @FT_Load_Glyph to indicate
+ * what kind of operations to perform during glyph loading.
+ *
+ * @values:
+ * FT_LOAD_DEFAULT ::
+ * Corresponding to~0, this value is used as the default glyph load
+ * operation. In this case, the following happens:
+ *
+ * 1. FreeType looks for a bitmap for the glyph corresponding to the
+ * face's current size. If one is found, the function returns.
+ * The bitmap data can be accessed from the glyph slot (see note
+ * below).
+ *
+ * 2. If no embedded bitmap is searched or found, FreeType looks for a
+ * scalable outline. If one is found, it is loaded from the font
+ * file, scaled to device pixels, then `hinted' to the pixel grid
+ * in order to optimize it. The outline data can be accessed from
+ * the glyph slot (see note below).
+ *
+ * Note that by default, the glyph loader doesn't render outlines into
+ * bitmaps. The following flags are used to modify this default
+ * behaviour to more specific and useful cases.
+ *
+ * FT_LOAD_NO_SCALE ::
+ * Don't scale the outline glyph loaded, but keep it in font units.
+ *
+ * This flag implies @FT_LOAD_NO_HINTING and @FT_LOAD_NO_BITMAP, and
+ * unsets @FT_LOAD_RENDER.
+ *
+ * FT_LOAD_NO_HINTING ::
+ * Disable hinting. This generally generates `blurrier' bitmap glyph
+ * when the glyph is rendered in any of the anti-aliased modes. See
+ * also the note below.
+ *
+ * This flag is implied by @FT_LOAD_NO_SCALE.
+ *
+ * FT_LOAD_RENDER ::
+ * Call @FT_Render_Glyph after the glyph is loaded. By default, the
+ * glyph is rendered in @FT_RENDER_MODE_NORMAL mode. This can be
+ * overridden by @FT_LOAD_TARGET_XXX or @FT_LOAD_MONOCHROME.
+ *
+ * This flag is unset by @FT_LOAD_NO_SCALE.
+ *
+ * FT_LOAD_NO_BITMAP ::
+ * Ignore bitmap strikes when loading. Bitmap-only fonts ignore this
+ * flag.
+ *
+ * @FT_LOAD_NO_SCALE always sets this flag.
+ *
+ * FT_LOAD_VERTICAL_LAYOUT ::
+ * Load the glyph for vertical text layout. _Don't_ use it as it is
+ * problematic currently.
+ *
+ * FT_LOAD_FORCE_AUTOHINT ::
+ * Indicates that the auto-hinter is preferred over the font's native
+ * hinter. See also the note below.
+ *
+ * FT_LOAD_CROP_BITMAP ::
+ * Indicates that the font driver should crop the loaded bitmap glyph
+ * (i.e., remove all space around its black bits). Not all drivers
+ * implement this.
+ *
+ * FT_LOAD_PEDANTIC ::
+ * Indicates that the font driver should perform pedantic verifications
+ * during glyph loading. This is mostly used to detect broken glyphs
+ * in fonts. By default, FreeType tries to handle broken fonts also.
+ *
+ * In particular, errors from the TrueType bytecode engine are not
+ * passed to the application if this flag is not set; this might
+ * result in partially hinted or distorted glyphs in case a glyph's
+ * bytecode is buggy.
+ *
+ * FT_LOAD_IGNORE_GLOBAL_ADVANCE_WIDTH ::
+ * Ignored. Deprecated.
+ *
+ * FT_LOAD_NO_RECURSE ::
+ * This flag is only used internally. It merely indicates that the
+ * font driver should not load composite glyphs recursively. Instead,
+ * it should set the `num_subglyph' and `subglyphs' values of the
+ * glyph slot accordingly, and set `glyph->format' to
+ * @FT_GLYPH_FORMAT_COMPOSITE.
+ *
+ * The description of sub-glyphs is not available to client
+ * applications for now.
+ *
+ * This flag implies @FT_LOAD_NO_SCALE and @FT_LOAD_IGNORE_TRANSFORM.
+ *
+ * FT_LOAD_IGNORE_TRANSFORM ::
+ * Indicates that the transform matrix set by @FT_Set_Transform should
+ * be ignored.
+ *
+ * FT_LOAD_MONOCHROME ::
+ * This flag is used with @FT_LOAD_RENDER to indicate that you want to
+ * render an outline glyph to a 1-bit monochrome bitmap glyph, with
+ * 8~pixels packed into each byte of the bitmap data.
+ *
+ * Note that this has no effect on the hinting algorithm used. You
+ * should rather use @FT_LOAD_TARGET_MONO so that the
+ * monochrome-optimized hinting algorithm is used.
+ *
+ * FT_LOAD_LINEAR_DESIGN ::
+ * Indicates that the `linearHoriAdvance' and `linearVertAdvance'
+ * fields of @FT_GlyphSlotRec should be kept in font units. See
+ * @FT_GlyphSlotRec for details.
+ *
+ * FT_LOAD_NO_AUTOHINT ::
+ * Disable auto-hinter. See also the note below.
+ *
+ * @note:
+ * By default, hinting is enabled and the font's native hinter (see
+ * @FT_FACE_FLAG_HINTER) is preferred over the auto-hinter. You can
+ * disable hinting by setting @FT_LOAD_NO_HINTING or change the
+ * precedence by setting @FT_LOAD_FORCE_AUTOHINT. You can also set
+ * @FT_LOAD_NO_AUTOHINT in case you don't want the auto-hinter to be
+ * used at all.
+ *
+ * See the description of @FT_FACE_FLAG_TRICKY for a special exception
+ * (affecting only a handful of Asian fonts).
+ *
+ * Besides deciding which hinter to use, you can also decide which
+ * hinting algorithm to use. See @FT_LOAD_TARGET_XXX for details.
+ *
+ */
+#define FT_LOAD_DEFAULT 0x0
+#define FT_LOAD_NO_SCALE ( 1L << 0 )
+#define FT_LOAD_NO_HINTING ( 1L << 1 )
+#define FT_LOAD_RENDER ( 1L << 2 )
+#define FT_LOAD_NO_BITMAP ( 1L << 3 )
+#define FT_LOAD_VERTICAL_LAYOUT ( 1L << 4 )
+#define FT_LOAD_FORCE_AUTOHINT ( 1L << 5 )
+#define FT_LOAD_CROP_BITMAP ( 1L << 6 )
+#define FT_LOAD_PEDANTIC ( 1L << 7 )
+#define FT_LOAD_IGNORE_GLOBAL_ADVANCE_WIDTH ( 1L << 9 )
+#define FT_LOAD_NO_RECURSE ( 1L << 10 )
+#define FT_LOAD_IGNORE_TRANSFORM ( 1L << 11 )
+#define FT_LOAD_MONOCHROME ( 1L << 12 )
+#define FT_LOAD_LINEAR_DESIGN ( 1L << 13 )
+#define FT_LOAD_NO_AUTOHINT ( 1L << 15 )
+
+ /* */
+
+ /* used internally only by certain font drivers! */
+#define FT_LOAD_ADVANCE_ONLY ( 1L << 8 )
+#define FT_LOAD_SBITS_ONLY ( 1L << 14 )
+
+
+ /**************************************************************************
+ *
+ * @enum:
+ * FT_LOAD_TARGET_XXX
+ *
+ * @description:
+ * A list of values that are used to select a specific hinting algorithm
+ * to use by the hinter. You should OR one of these values to your
+ * `load_flags' when calling @FT_Load_Glyph.
+ *
+ * Note that font's native hinters may ignore the hinting algorithm you
+ * have specified (e.g., the TrueType bytecode interpreter). You can set
+ * @FT_LOAD_FORCE_AUTOHINT to ensure that the auto-hinter is used.
+ *
+ * Also note that @FT_LOAD_TARGET_LIGHT is an exception, in that it
+ * always implies @FT_LOAD_FORCE_AUTOHINT.
+ *
+ * @values:
+ * FT_LOAD_TARGET_NORMAL ::
+ * This corresponds to the default hinting algorithm, optimized for
+ * standard gray-level rendering. For monochrome output, use
+ * @FT_LOAD_TARGET_MONO instead.
+ *
+ * FT_LOAD_TARGET_LIGHT ::
+ * A lighter hinting algorithm for non-monochrome modes. Many
+ * generated glyphs are more fuzzy but better resemble its original
+ * shape. A bit like rendering on Mac OS~X.
+ *
+ * As a special exception, this target implies @FT_LOAD_FORCE_AUTOHINT.
+ *
+ * FT_LOAD_TARGET_MONO ::
+ * Strong hinting algorithm that should only be used for monochrome
+ * output. The result is probably unpleasant if the glyph is rendered
+ * in non-monochrome modes.
+ *
+ * FT_LOAD_TARGET_LCD ::
+ * A variant of @FT_LOAD_TARGET_NORMAL optimized for horizontally
+ * decimated LCD displays.
+ *
+ * FT_LOAD_TARGET_LCD_V ::
+ * A variant of @FT_LOAD_TARGET_NORMAL optimized for vertically
+ * decimated LCD displays.
+ *
+ * @note:
+ * You should use only _one_ of the FT_LOAD_TARGET_XXX values in your
+ * `load_flags'. They can't be ORed.
+ *
+ * If @FT_LOAD_RENDER is also set, the glyph is rendered in the
+ * corresponding mode (i.e., the mode which matches the used algorithm
+ * best) unless @FT_LOAD_MONOCHROME is set.
+ *
+ * You can use a hinting algorithm that doesn't correspond to the same
+ * rendering mode. As an example, it is possible to use the `light'
+ * hinting algorithm and have the results rendered in horizontal LCD
+ * pixel mode, with code like
+ *
+ * {
+ * FT_Load_Glyph( face, glyph_index,
+ * load_flags | FT_LOAD_TARGET_LIGHT );
+ *
+ * FT_Render_Glyph( face->glyph, FT_RENDER_MODE_LCD );
+ * }
+ *
+ */
+#define FT_LOAD_TARGET_( x ) ( (FT_Int32)( (x) & 15 ) << 16 )
+
+#define FT_LOAD_TARGET_NORMAL FT_LOAD_TARGET_( FT_RENDER_MODE_NORMAL )
+#define FT_LOAD_TARGET_LIGHT FT_LOAD_TARGET_( FT_RENDER_MODE_LIGHT )
+#define FT_LOAD_TARGET_MONO FT_LOAD_TARGET_( FT_RENDER_MODE_MONO )
+#define FT_LOAD_TARGET_LCD FT_LOAD_TARGET_( FT_RENDER_MODE_LCD )
+#define FT_LOAD_TARGET_LCD_V FT_LOAD_TARGET_( FT_RENDER_MODE_LCD_V )
+
+
+ /**************************************************************************
+ *
+ * @macro:
+ * FT_LOAD_TARGET_MODE
+ *
+ * @description:
+ * Return the @FT_Render_Mode corresponding to a given
+ * @FT_LOAD_TARGET_XXX value.
+ *
+ */
+#define FT_LOAD_TARGET_MODE( x ) ( (FT_Render_Mode)( ( (x) >> 16 ) & 15 ) )
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Set_Transform */
+ /* */
+ /* <Description> */
+ /* A function used to set the transformation that is applied to glyph */
+ /* images when they are loaded into a glyph slot through */
+ /* @FT_Load_Glyph. */
+ /* */
+ /* <InOut> */
+ /* face :: A handle to the source face object. */
+ /* */
+ /* <Input> */
+ /* matrix :: A pointer to the transformation's 2x2 matrix. Use~0 for */
+ /* the identity matrix. */
+ /* delta :: A pointer to the translation vector. Use~0 for the null */
+ /* vector. */
+ /* */
+ /* <Note> */
+ /* The transformation is only applied to scalable image formats after */
+ /* the glyph has been loaded. It means that hinting is unaltered by */
+ /* the transformation and is performed on the character size given in */
+ /* the last call to @FT_Set_Char_Size or @FT_Set_Pixel_Sizes. */
+ /* */
+ /* Note that this also transforms the `face.glyph.advance' field, but */
+ /* *not* the values in `face.glyph.metrics'. */
+ /* */
+ FT_EXPORT( void )
+ FT_Set_Transform( FT_Face face,
+ FT_Matrix* matrix,
+ FT_Vector* delta );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Enum> */
+ /* FT_Render_Mode */
+ /* */
+ /* <Description> */
+ /* An enumeration type that lists the render modes supported by */
+ /* FreeType~2. Each mode corresponds to a specific type of scanline */
+ /* conversion performed on the outline. */
+ /* */
+ /* For bitmap fonts and embedded bitmaps the `bitmap->pixel_mode' */
+ /* field in the @FT_GlyphSlotRec structure gives the format of the */
+ /* returned bitmap. */
+ /* */
+ /* All modes except @FT_RENDER_MODE_MONO use 256 levels of opacity. */
+ /* */
+ /* <Values> */
+ /* FT_RENDER_MODE_NORMAL :: */
+ /* This is the default render mode; it corresponds to 8-bit */
+ /* anti-aliased bitmaps. */
+ /* */
+ /* FT_RENDER_MODE_LIGHT :: */
+ /* This is equivalent to @FT_RENDER_MODE_NORMAL. It is only */
+ /* defined as a separate value because render modes are also used */
+ /* indirectly to define hinting algorithm selectors. See */
+ /* @FT_LOAD_TARGET_XXX for details. */
+ /* */
+ /* FT_RENDER_MODE_MONO :: */
+ /* This mode corresponds to 1-bit bitmaps (with 2~levels of */
+ /* opacity). */
+ /* */
+ /* FT_RENDER_MODE_LCD :: */
+ /* This mode corresponds to horizontal RGB and BGR sub-pixel */
+ /* displays like LCD screens. It produces 8-bit bitmaps that are */
+ /* 3~times the width of the original glyph outline in pixels, and */
+ /* which use the @FT_PIXEL_MODE_LCD mode. */
+ /* */
+ /* FT_RENDER_MODE_LCD_V :: */
+ /* This mode corresponds to vertical RGB and BGR sub-pixel displays */
+ /* (like PDA screens, rotated LCD displays, etc.). It produces */
+ /* 8-bit bitmaps that are 3~times the height of the original */
+ /* glyph outline in pixels and use the @FT_PIXEL_MODE_LCD_V mode. */
+ /* */
+ /* <Note> */
+ /* The LCD-optimized glyph bitmaps produced by FT_Render_Glyph can be */
+ /* filtered to reduce color-fringes by using @FT_Library_SetLcdFilter */
+ /* (not active in the default builds). It is up to the caller to */
+ /* either call @FT_Library_SetLcdFilter (if available) or do the */
+ /* filtering itself. */
+ /* */
+ /* The selected render mode only affects vector glyphs of a font. */
+ /* Embedded bitmaps often have a different pixel mode like */
+ /* @FT_PIXEL_MODE_MONO. You can use @FT_Bitmap_Convert to transform */
+ /* them into 8-bit pixmaps. */
+ /* */
+ typedef enum FT_Render_Mode_
+ {
+ FT_RENDER_MODE_NORMAL = 0,
+ FT_RENDER_MODE_LIGHT,
+ FT_RENDER_MODE_MONO,
+ FT_RENDER_MODE_LCD,
+ FT_RENDER_MODE_LCD_V,
+
+ FT_RENDER_MODE_MAX
+
+ } FT_Render_Mode;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Enum> */
+ /* ft_render_mode_xxx */
+ /* */
+ /* <Description> */
+ /* These constants are deprecated. Use the corresponding */
+ /* @FT_Render_Mode values instead. */
+ /* */
+ /* <Values> */
+ /* ft_render_mode_normal :: see @FT_RENDER_MODE_NORMAL */
+ /* ft_render_mode_mono :: see @FT_RENDER_MODE_MONO */
+ /* */
+#define ft_render_mode_normal FT_RENDER_MODE_NORMAL
+#define ft_render_mode_mono FT_RENDER_MODE_MONO
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Render_Glyph */
+ /* */
+ /* <Description> */
+ /* Convert a given glyph image to a bitmap. It does so by inspecting */
+ /* the glyph image format, finding the relevant renderer, and */
+ /* invoking it. */
+ /* */
+ /* <InOut> */
+ /* slot :: A handle to the glyph slot containing the image to */
+ /* convert. */
+ /* */
+ /* <Input> */
+ /* render_mode :: This is the render mode used to render the glyph */
+ /* image into a bitmap. See @FT_Render_Mode for a */
+ /* list of possible values. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Render_Glyph( FT_GlyphSlot slot,
+ FT_Render_Mode render_mode );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Enum> */
+ /* FT_Kerning_Mode */
+ /* */
+ /* <Description> */
+ /* An enumeration used to specify which kerning values to return in */
+ /* @FT_Get_Kerning. */
+ /* */
+ /* <Values> */
+ /* FT_KERNING_DEFAULT :: Return scaled and grid-fitted kerning */
+ /* distances (value is~0). */
+ /* */
+ /* FT_KERNING_UNFITTED :: Return scaled but un-grid-fitted kerning */
+ /* distances. */
+ /* */
+ /* FT_KERNING_UNSCALED :: Return the kerning vector in original font */
+ /* units. */
+ /* */
+ typedef enum FT_Kerning_Mode_
+ {
+ FT_KERNING_DEFAULT = 0,
+ FT_KERNING_UNFITTED,
+ FT_KERNING_UNSCALED
+
+ } FT_Kerning_Mode;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Const> */
+ /* ft_kerning_default */
+ /* */
+ /* <Description> */
+ /* This constant is deprecated. Please use @FT_KERNING_DEFAULT */
+ /* instead. */
+ /* */
+#define ft_kerning_default FT_KERNING_DEFAULT
+
+
+ /*************************************************************************/
+ /* */
+ /* <Const> */
+ /* ft_kerning_unfitted */
+ /* */
+ /* <Description> */
+ /* This constant is deprecated. Please use @FT_KERNING_UNFITTED */
+ /* instead. */
+ /* */
+#define ft_kerning_unfitted FT_KERNING_UNFITTED
+
+
+ /*************************************************************************/
+ /* */
+ /* <Const> */
+ /* ft_kerning_unscaled */
+ /* */
+ /* <Description> */
+ /* This constant is deprecated. Please use @FT_KERNING_UNSCALED */
+ /* instead. */
+ /* */
+#define ft_kerning_unscaled FT_KERNING_UNSCALED
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Get_Kerning */
+ /* */
+ /* <Description> */
+ /* Return the kerning vector between two glyphs of a same face. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to a source face object. */
+ /* */
+ /* left_glyph :: The index of the left glyph in the kern pair. */
+ /* */
+ /* right_glyph :: The index of the right glyph in the kern pair. */
+ /* */
+ /* kern_mode :: See @FT_Kerning_Mode for more information. */
+ /* Determines the scale and dimension of the returned */
+ /* kerning vector. */
+ /* */
+ /* <Output> */
+ /* akerning :: The kerning vector. This is either in font units */
+ /* or in pixels (26.6 format) for scalable formats, */
+ /* and in pixels for fixed-sizes formats. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* Only horizontal layouts (left-to-right & right-to-left) are */
+ /* supported by this method. Other layouts, or more sophisticated */
+ /* kernings, are out of the scope of this API function -- they can be */
+ /* implemented through format-specific interfaces. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Get_Kerning( FT_Face face,
+ FT_UInt left_glyph,
+ FT_UInt right_glyph,
+ FT_UInt kern_mode,
+ FT_Vector *akerning );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Get_Track_Kerning */
+ /* */
+ /* <Description> */
+ /* Return the track kerning for a given face object at a given size. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to a source face object. */
+ /* */
+ /* point_size :: The point size in 16.16 fractional points. */
+ /* */
+ /* degree :: The degree of tightness. Increasingly negative */
+ /* values represent tighter track kerning, while */
+ /* increasingly positive values represent looser track */
+ /* kerning. Value zero means no track kerning. */
+ /* */
+ /* <Output> */
+ /* akerning :: The kerning in 16.16 fractional points, to be */
+ /* uniformly applied between all glyphs. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* Currently, only the Type~1 font driver supports track kerning, */
+ /* using data from AFM files (if attached with @FT_Attach_File or */
+ /* @FT_Attach_Stream). */
+ /* */
+ /* Only very few AFM files come with track kerning data; please refer */
+ /* to the Adobe's AFM specification for more details. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Get_Track_Kerning( FT_Face face,
+ FT_Fixed point_size,
+ FT_Int degree,
+ FT_Fixed* akerning );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Get_Glyph_Name */
+ /* */
+ /* <Description> */
+ /* Retrieve the ASCII name of a given glyph in a face. This only */
+ /* works for those faces where @FT_HAS_GLYPH_NAMES(face) returns~1. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to a source face object. */
+ /* */
+ /* glyph_index :: The glyph index. */
+ /* */
+ /* buffer_max :: The maximal number of bytes available in the */
+ /* buffer. */
+ /* */
+ /* <Output> */
+ /* buffer :: A pointer to a target buffer where the name is */
+ /* copied to. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* An error is returned if the face doesn't provide glyph names or if */
+ /* the glyph index is invalid. In all cases of failure, the first */
+ /* byte of `buffer' is set to~0 to indicate an empty name. */
+ /* */
+ /* The glyph name is truncated to fit within the buffer if it is too */
+ /* long. The returned string is always zero-terminated. */
+ /* */
+ /* Be aware that FreeType reorders glyph indices internally so that */
+ /* glyph index~0 always corresponds to the `missing glyph' (called */
+ /* `.notdef'). */
+ /* */
+ /* This function is not compiled within the library if the config */
+ /* macro `FT_CONFIG_OPTION_NO_GLYPH_NAMES' is defined in */
+ /* `include/freetype/config/ftoptions.h'. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Get_Glyph_Name( FT_Face face,
+ FT_UInt glyph_index,
+ FT_Pointer buffer,
+ FT_UInt buffer_max );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Get_Postscript_Name */
+ /* */
+ /* <Description> */
+ /* Retrieve the ASCII PostScript name of a given face, if available. */
+ /* This only works with PostScript and TrueType fonts. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the source face object. */
+ /* */
+ /* <Return> */
+ /* A pointer to the face's PostScript name. NULL if unavailable. */
+ /* */
+ /* <Note> */
+ /* The returned pointer is owned by the face and is destroyed with */
+ /* it. */
+ /* */
+ FT_EXPORT( const char* )
+ FT_Get_Postscript_Name( FT_Face face );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Select_Charmap */
+ /* */
+ /* <Description> */
+ /* Select a given charmap by its encoding tag (as listed in */
+ /* `freetype.h'). */
+ /* */
+ /* <InOut> */
+ /* face :: A handle to the source face object. */
+ /* */
+ /* <Input> */
+ /* encoding :: A handle to the selected encoding. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* This function returns an error if no charmap in the face */
+ /* corresponds to the encoding queried here. */
+ /* */
+ /* Because many fonts contain more than a single cmap for Unicode */
+ /* encoding, this function has some special code to select the one */
+ /* which covers Unicode best (`best' in the sense that a UCS-4 cmap */
+ /* is preferred to a UCS-2 cmap). It is thus preferable to */
+ /* @FT_Set_Charmap in this case. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Select_Charmap( FT_Face face,
+ FT_Encoding encoding );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Set_Charmap */
+ /* */
+ /* <Description> */
+ /* Select a given charmap for character code to glyph index mapping. */
+ /* */
+ /* <InOut> */
+ /* face :: A handle to the source face object. */
+ /* */
+ /* <Input> */
+ /* charmap :: A handle to the selected charmap. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* This function returns an error if the charmap is not part of */
+ /* the face (i.e., if it is not listed in the `face->charmaps' */
+ /* table). */
+ /* */
+ /* It also fails if a type~14 charmap is selected. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Set_Charmap( FT_Face face,
+ FT_CharMap charmap );
+
+
+ /*************************************************************************
+ *
+ * @function:
+ * FT_Get_Charmap_Index
+ *
+ * @description:
+ * Retrieve index of a given charmap.
+ *
+ * @input:
+ * charmap ::
+ * A handle to a charmap.
+ *
+ * @return:
+ * The index into the array of character maps within the face to which
+ * `charmap' belongs. If an error occurs, -1 is returned.
+ *
+ */
+ FT_EXPORT( FT_Int )
+ FT_Get_Charmap_Index( FT_CharMap charmap );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Get_Char_Index */
+ /* */
+ /* <Description> */
+ /* Return the glyph index of a given character code. This function */
+ /* uses a charmap object to do the mapping. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the source face object. */
+ /* */
+ /* charcode :: The character code. */
+ /* */
+ /* <Return> */
+ /* The glyph index. 0~means `undefined character code'. */
+ /* */
+ /* <Note> */
+ /* If you use FreeType to manipulate the contents of font files */
+ /* directly, be aware that the glyph index returned by this function */
+ /* doesn't always correspond to the internal indices used within */
+ /* the file. This is done to ensure that value~0 always corresponds */
+ /* to the `missing glyph'. */
+ /* */
+ FT_EXPORT( FT_UInt )
+ FT_Get_Char_Index( FT_Face face,
+ FT_ULong charcode );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Get_First_Char */
+ /* */
+ /* <Description> */
+ /* This function is used to return the first character code in the */
+ /* current charmap of a given face. It also returns the */
+ /* corresponding glyph index. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the source face object. */
+ /* */
+ /* <Output> */
+ /* agindex :: Glyph index of first character code. 0~if charmap is */
+ /* empty. */
+ /* */
+ /* <Return> */
+ /* The charmap's first character code. */
+ /* */
+ /* <Note> */
+ /* You should use this function with @FT_Get_Next_Char to be able to */
+ /* parse all character codes available in a given charmap. The code */
+ /* should look like this: */
+ /* */
+ /* { */
+ /* FT_ULong charcode; */
+ /* FT_UInt gindex; */
+ /* */
+ /* */
+ /* charcode = FT_Get_First_Char( face, &gindex ); */
+ /* while ( gindex != 0 ) */
+ /* { */
+ /* ... do something with (charcode,gindex) pair ... */
+ /* */
+ /* charcode = FT_Get_Next_Char( face, charcode, &gindex ); */
+ /* } */
+ /* } */
+ /* */
+ /* Note that `*agindex' is set to~0 if the charmap is empty. The */
+ /* result itself can be~0 in two cases: if the charmap is empty or */
+ /* if the value~0 is the first valid character code. */
+ /* */
+ FT_EXPORT( FT_ULong )
+ FT_Get_First_Char( FT_Face face,
+ FT_UInt *agindex );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Get_Next_Char */
+ /* */
+ /* <Description> */
+ /* This function is used to return the next character code in the */
+ /* current charmap of a given face following the value `char_code', */
+ /* as well as the corresponding glyph index. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the source face object. */
+ /* char_code :: The starting character code. */
+ /* */
+ /* <Output> */
+ /* agindex :: Glyph index of next character code. 0~if charmap */
+ /* is empty. */
+ /* */
+ /* <Return> */
+ /* The charmap's next character code. */
+ /* */
+ /* <Note> */
+ /* You should use this function with @FT_Get_First_Char to walk */
+ /* over all character codes available in a given charmap. See the */
+ /* note for this function for a simple code example. */
+ /* */
+ /* Note that `*agindex' is set to~0 when there are no more codes in */
+ /* the charmap. */
+ /* */
+ FT_EXPORT( FT_ULong )
+ FT_Get_Next_Char( FT_Face face,
+ FT_ULong char_code,
+ FT_UInt *agindex );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Get_Name_Index */
+ /* */
+ /* <Description> */
+ /* Return the glyph index of a given glyph name. This function uses */
+ /* driver specific objects to do the translation. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the source face object. */
+ /* */
+ /* glyph_name :: The glyph name. */
+ /* */
+ /* <Return> */
+ /* The glyph index. 0~means `undefined character code'. */
+ /* */
+ FT_EXPORT( FT_UInt )
+ FT_Get_Name_Index( FT_Face face,
+ FT_String* glyph_name );
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_SUBGLYPH_FLAG_XXX
+ *
+ * @description:
+ * A list of constants used to describe subglyphs. Please refer to the
+ * TrueType specification for the meaning of the various flags.
+ *
+ * @values:
+ * FT_SUBGLYPH_FLAG_ARGS_ARE_WORDS ::
+ * FT_SUBGLYPH_FLAG_ARGS_ARE_XY_VALUES ::
+ * FT_SUBGLYPH_FLAG_ROUND_XY_TO_GRID ::
+ * FT_SUBGLYPH_FLAG_SCALE ::
+ * FT_SUBGLYPH_FLAG_XY_SCALE ::
+ * FT_SUBGLYPH_FLAG_2X2 ::
+ * FT_SUBGLYPH_FLAG_USE_MY_METRICS ::
+ *
+ */
+#define FT_SUBGLYPH_FLAG_ARGS_ARE_WORDS 1
+#define FT_SUBGLYPH_FLAG_ARGS_ARE_XY_VALUES 2
+#define FT_SUBGLYPH_FLAG_ROUND_XY_TO_GRID 4
+#define FT_SUBGLYPH_FLAG_SCALE 8
+#define FT_SUBGLYPH_FLAG_XY_SCALE 0x40
+#define FT_SUBGLYPH_FLAG_2X2 0x80
+#define FT_SUBGLYPH_FLAG_USE_MY_METRICS 0x200
+
+
+ /*************************************************************************
+ *
+ * @func:
+ * FT_Get_SubGlyph_Info
+ *
+ * @description:
+ * Retrieve a description of a given subglyph. Only use it if
+ * `glyph->format' is @FT_GLYPH_FORMAT_COMPOSITE; an error is
+ * returned otherwise.
+ *
+ * @input:
+ * glyph ::
+ * The source glyph slot.
+ *
+ * sub_index ::
+ * The index of the subglyph. Must be less than
+ * `glyph->num_subglyphs'.
+ *
+ * @output:
+ * p_index ::
+ * The glyph index of the subglyph.
+ *
+ * p_flags ::
+ * The subglyph flags, see @FT_SUBGLYPH_FLAG_XXX.
+ *
+ * p_arg1 ::
+ * The subglyph's first argument (if any).
+ *
+ * p_arg2 ::
+ * The subglyph's second argument (if any).
+ *
+ * p_transform ::
+ * The subglyph transformation (if any).
+ *
+ * @return:
+ * FreeType error code. 0~means success.
+ *
+ * @note:
+ * The values of `*p_arg1', `*p_arg2', and `*p_transform' must be
+ * interpreted depending on the flags returned in `*p_flags'. See the
+ * TrueType specification for details.
+ *
+ */
+ FT_EXPORT( FT_Error )
+ FT_Get_SubGlyph_Info( FT_GlyphSlot glyph,
+ FT_UInt sub_index,
+ FT_Int *p_index,
+ FT_UInt *p_flags,
+ FT_Int *p_arg1,
+ FT_Int *p_arg2,
+ FT_Matrix *p_transform );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Enum> */
+ /* FT_FSTYPE_XXX */
+ /* */
+ /* <Description> */
+ /* A list of bit flags used in the `fsType' field of the OS/2 table */
+ /* in a TrueType or OpenType font and the `FSType' entry in a */
+ /* PostScript font. These bit flags are returned by */
+ /* @FT_Get_FSType_Flags; they inform client applications of embedding */
+ /* and subsetting restrictions associated with a font. */
+ /* */
+ /* See http://www.adobe.com/devnet/acrobat/pdfs/FontPolicies.pdf for */
+ /* more details. */
+ /* */
+ /* <Values> */
+ /* FT_FSTYPE_INSTALLABLE_EMBEDDING :: */
+ /* Fonts with no fsType bit set may be embedded and permanently */
+ /* installed on the remote system by an application. */
+ /* */
+ /* FT_FSTYPE_RESTRICTED_LICENSE_EMBEDDING :: */
+ /* Fonts that have only this bit set must not be modified, embedded */
+ /* or exchanged in any manner without first obtaining permission of */
+ /* the font software copyright owner. */
+ /* */
+ /* FT_FSTYPE_PREVIEW_AND_PRINT_EMBEDDING :: */
+ /* If this bit is set, the font may be embedded and temporarily */
+ /* loaded on the remote system. Documents containing Preview & */
+ /* Print fonts must be opened `read-only'; no edits can be applied */
+ /* to the document. */
+ /* */
+ /* FT_FSTYPE_EDITABLE_EMBEDDING :: */
+ /* If this bit is set, the font may be embedded but must only be */
+ /* installed temporarily on other systems. In contrast to Preview */
+ /* & Print fonts, documents containing editable fonts may be opened */
+ /* for reading, editing is permitted, and changes may be saved. */
+ /* */
+ /* FT_FSTYPE_NO_SUBSETTING :: */
+ /* If this bit is set, the font may not be subsetted prior to */
+ /* embedding. */
+ /* */
+ /* FT_FSTYPE_BITMAP_EMBEDDING_ONLY :: */
+ /* If this bit is set, only bitmaps contained in the font may be */
+ /* embedded; no outline data may be embedded. If there are no */
+ /* bitmaps available in the font, then the font is unembeddable. */
+ /* */
+ /* <Note> */
+ /* While the fsType flags can indicate that a font may be embedded, a */
+ /* license with the font vendor may be separately required to use the */
+ /* font in this way. */
+ /* */
+#define FT_FSTYPE_INSTALLABLE_EMBEDDING 0x0000
+#define FT_FSTYPE_RESTRICTED_LICENSE_EMBEDDING 0x0002
+#define FT_FSTYPE_PREVIEW_AND_PRINT_EMBEDDING 0x0004
+#define FT_FSTYPE_EDITABLE_EMBEDDING 0x0008
+#define FT_FSTYPE_NO_SUBSETTING 0x0100
+#define FT_FSTYPE_BITMAP_EMBEDDING_ONLY 0x0200
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Get_FSType_Flags */
+ /* */
+ /* <Description> */
+ /* Return the fsType flags for a font. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the source face object. */
+ /* */
+ /* <Return> */
+ /* The fsType flags, @FT_FSTYPE_XXX. */
+ /* */
+ /* <Note> */
+ /* Use this function rather than directly reading the `fs_type' field */
+ /* in the @PS_FontInfoRec structure which is only guaranteed to */
+ /* return the correct results for Type~1 fonts. */
+ /* */
+ /* <Since> */
+ /* 2.3.8 */
+ /* */
+ FT_EXPORT( FT_UShort )
+ FT_Get_FSType_Flags( FT_Face face );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* glyph_variants */
+ /* */
+ /* <Title> */
+ /* Glyph Variants */
+ /* */
+ /* <Abstract> */
+ /* The FreeType~2 interface to Unicode Ideographic Variation */
+ /* Sequences (IVS), using the SFNT cmap format~14. */
+ /* */
+ /* <Description> */
+ /* Many CJK characters have variant forms. They are a sort of grey */
+ /* area somewhere between being totally irrelevant and semantically */
+ /* distinct; for this reason, the Unicode consortium decided to */
+ /* introduce Ideographic Variation Sequences (IVS), consisting of a */
+ /* Unicode base character and one of 240 variant selectors */
+ /* (U+E0100-U+E01EF), instead of further extending the already huge */
+ /* code range for CJK characters. */
+ /* */
+ /* An IVS is registered and unique; for further details please refer */
+ /* to Unicode Technical Report #37, the Ideographic Variation */
+ /* Database. To date (October 2007), the character with the most */
+ /* variants is U+908A, having 8~such IVS. */
+ /* */
+ /* Adobe and MS decided to support IVS with a new cmap subtable */
+ /* (format~14). It is an odd subtable because it is not a mapping of */
+ /* input code points to glyphs, but contains lists of all variants */
+ /* supported by the font. */
+ /* */
+ /* A variant may be either `default' or `non-default'. A default */
+ /* variant is the one you will get for that code point if you look it */
+ /* up in the standard Unicode cmap. A non-default variant is a */
+ /* different glyph. */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Face_GetCharVariantIndex */
+ /* */
+ /* <Description> */
+ /* Return the glyph index of a given character code as modified by */
+ /* the variation selector. */
+ /* */
+ /* <Input> */
+ /* face :: */
+ /* A handle to the source face object. */
+ /* */
+ /* charcode :: */
+ /* The character code point in Unicode. */
+ /* */
+ /* variantSelector :: */
+ /* The Unicode code point of the variation selector. */
+ /* */
+ /* <Return> */
+ /* The glyph index. 0~means either `undefined character code', or */
+ /* `undefined selector code', or `no variation selector cmap */
+ /* subtable', or `current CharMap is not Unicode'. */
+ /* */
+ /* <Note> */
+ /* If you use FreeType to manipulate the contents of font files */
+ /* directly, be aware that the glyph index returned by this function */
+ /* doesn't always correspond to the internal indices used within */
+ /* the file. This is done to ensure that value~0 always corresponds */
+ /* to the `missing glyph'. */
+ /* */
+ /* This function is only meaningful if */
+ /* a) the font has a variation selector cmap sub table, */
+ /* and */
+ /* b) the current charmap has a Unicode encoding. */
+ /* */
+ /* <Since> */
+ /* 2.3.6 */
+ /* */
+ FT_EXPORT( FT_UInt )
+ FT_Face_GetCharVariantIndex( FT_Face face,
+ FT_ULong charcode,
+ FT_ULong variantSelector );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Face_GetCharVariantIsDefault */
+ /* */
+ /* <Description> */
+ /* Check whether this variant of this Unicode character is the one to */
+ /* be found in the `cmap'. */
+ /* */
+ /* <Input> */
+ /* face :: */
+ /* A handle to the source face object. */
+ /* */
+ /* charcode :: */
+ /* The character codepoint in Unicode. */
+ /* */
+ /* variantSelector :: */
+ /* The Unicode codepoint of the variation selector. */
+ /* */
+ /* <Return> */
+ /* 1~if found in the standard (Unicode) cmap, 0~if found in the */
+ /* variation selector cmap, or -1 if it is not a variant. */
+ /* */
+ /* <Note> */
+ /* This function is only meaningful if the font has a variation */
+ /* selector cmap subtable. */
+ /* */
+ /* <Since> */
+ /* 2.3.6 */
+ /* */
+ FT_EXPORT( FT_Int )
+ FT_Face_GetCharVariantIsDefault( FT_Face face,
+ FT_ULong charcode,
+ FT_ULong variantSelector );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Face_GetVariantSelectors */
+ /* */
+ /* <Description> */
+ /* Return a zero-terminated list of Unicode variant selectors found */
+ /* in the font. */
+ /* */
+ /* <Input> */
+ /* face :: */
+ /* A handle to the source face object. */
+ /* */
+ /* <Return> */
+ /* A pointer to an array of selector code points, or NULL if there is */
+ /* no valid variant selector cmap subtable. */
+ /* */
+ /* <Note> */
+ /* The last item in the array is~0; the array is owned by the */
+ /* @FT_Face object but can be overwritten or released on the next */
+ /* call to a FreeType function. */
+ /* */
+ /* <Since> */
+ /* 2.3.6 */
+ /* */
+ FT_EXPORT( FT_UInt32* )
+ FT_Face_GetVariantSelectors( FT_Face face );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Face_GetVariantsOfChar */
+ /* */
+ /* <Description> */
+ /* Return a zero-terminated list of Unicode variant selectors found */
+ /* for the specified character code. */
+ /* */
+ /* <Input> */
+ /* face :: */
+ /* A handle to the source face object. */
+ /* */
+ /* charcode :: */
+ /* The character codepoint in Unicode. */
+ /* */
+ /* <Return> */
+ /* A pointer to an array of variant selector code points which are */
+ /* active for the given character, or NULL if the corresponding list */
+ /* is empty. */
+ /* */
+ /* <Note> */
+ /* The last item in the array is~0; the array is owned by the */
+ /* @FT_Face object but can be overwritten or released on the next */
+ /* call to a FreeType function. */
+ /* */
+ /* <Since> */
+ /* 2.3.6 */
+ /* */
+ FT_EXPORT( FT_UInt32* )
+ FT_Face_GetVariantsOfChar( FT_Face face,
+ FT_ULong charcode );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Face_GetCharsOfVariant */
+ /* */
+ /* <Description> */
+ /* Return a zero-terminated list of Unicode character codes found for */
+ /* the specified variant selector. */
+ /* */
+ /* <Input> */
+ /* face :: */
+ /* A handle to the source face object. */
+ /* */
+ /* variantSelector :: */
+ /* The variant selector code point in Unicode. */
+ /* */
+ /* <Return> */
+ /* A list of all the code points which are specified by this selector */
+ /* (both default and non-default codes are returned) or NULL if there */
+ /* is no valid cmap or the variant selector is invalid. */
+ /* */
+ /* <Note> */
+ /* The last item in the array is~0; the array is owned by the */
+ /* @FT_Face object but can be overwritten or released on the next */
+ /* call to a FreeType function. */
+ /* */
+ /* <Since> */
+ /* 2.3.6 */
+ /* */
+ FT_EXPORT( FT_UInt32* )
+ FT_Face_GetCharsOfVariant( FT_Face face,
+ FT_ULong variantSelector );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* computations */
+ /* */
+ /* <Title> */
+ /* Computations */
+ /* */
+ /* <Abstract> */
+ /* Crunching fixed numbers and vectors. */
+ /* */
+ /* <Description> */
+ /* This section contains various functions used to perform */
+ /* computations on 16.16 fixed-float numbers or 2d vectors. */
+ /* */
+ /* <Order> */
+ /* FT_MulDiv */
+ /* FT_MulFix */
+ /* FT_DivFix */
+ /* FT_RoundFix */
+ /* FT_CeilFix */
+ /* FT_FloorFix */
+ /* FT_Vector_Transform */
+ /* FT_Matrix_Multiply */
+ /* FT_Matrix_Invert */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_MulDiv */
+ /* */
+ /* <Description> */
+ /* A very simple function used to perform the computation `(a*b)/c' */
+ /* with maximal accuracy (it uses a 64-bit intermediate integer */
+ /* whenever necessary). */
+ /* */
+ /* This function isn't necessarily as fast as some processor specific */
+ /* operations, but is at least completely portable. */
+ /* */
+ /* <Input> */
+ /* a :: The first multiplier. */
+ /* b :: The second multiplier. */
+ /* c :: The divisor. */
+ /* */
+ /* <Return> */
+ /* The result of `(a*b)/c'. This function never traps when trying to */
+ /* divide by zero; it simply returns `MaxInt' or `MinInt' depending */
+ /* on the signs of `a' and `b'. */
+ /* */
+ FT_EXPORT( FT_Long )
+ FT_MulDiv( FT_Long a,
+ FT_Long b,
+ FT_Long c );
+
+
+ /* */
+
+ /* The following #if 0 ... #endif is for the documentation formatter, */
+ /* hiding the internal `FT_MULFIX_INLINED' macro. */
+
+#if 0
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_MulFix */
+ /* */
+ /* <Description> */
+ /* A very simple function used to perform the computation */
+ /* `(a*b)/0x10000' with maximal accuracy. Most of the time this is */
+ /* used to multiply a given value by a 16.16 fixed float factor. */
+ /* */
+ /* <Input> */
+ /* a :: The first multiplier. */
+ /* b :: The second multiplier. Use a 16.16 factor here whenever */
+ /* possible (see note below). */
+ /* */
+ /* <Return> */
+ /* The result of `(a*b)/0x10000'. */
+ /* */
+ /* <Note> */
+ /* This function has been optimized for the case where the absolute */
+ /* value of `a' is less than 2048, and `b' is a 16.16 scaling factor. */
+ /* As this happens mainly when scaling from notional units to */
+ /* fractional pixels in FreeType, it resulted in noticeable speed */
+ /* improvements between versions 2.x and 1.x. */
+ /* */
+ /* As a conclusion, always try to place a 16.16 factor as the */
+ /* _second_ argument of this function; this can make a great */
+ /* difference. */
+ /* */
+ FT_EXPORT( FT_Long )
+ FT_MulFix( FT_Long a,
+ FT_Long b );
+
+ /* */
+#endif
+
+#ifdef FT_MULFIX_INLINED
+#define FT_MulFix( a, b ) FT_MULFIX_INLINED( a, b )
+#else
+ FT_EXPORT( FT_Long )
+ FT_MulFix( FT_Long a,
+ FT_Long b );
+#endif
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_DivFix */
+ /* */
+ /* <Description> */
+ /* A very simple function used to perform the computation */
+ /* `(a*0x10000)/b' with maximal accuracy. Most of the time, this is */
+ /* used to divide a given value by a 16.16 fixed float factor. */
+ /* */
+ /* <Input> */
+ /* a :: The first multiplier. */
+ /* b :: The second multiplier. Use a 16.16 factor here whenever */
+ /* possible (see note below). */
+ /* */
+ /* <Return> */
+ /* The result of `(a*0x10000)/b'. */
+ /* */
+ /* <Note> */
+ /* The optimization for FT_DivFix() is simple: If (a~<<~16) fits in */
+ /* 32~bits, then the division is computed directly. Otherwise, we */
+ /* use a specialized version of @FT_MulDiv. */
+ /* */
+ FT_EXPORT( FT_Long )
+ FT_DivFix( FT_Long a,
+ FT_Long b );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_RoundFix */
+ /* */
+ /* <Description> */
+ /* A very simple function used to round a 16.16 fixed number. */
+ /* */
+ /* <Input> */
+ /* a :: The number to be rounded. */
+ /* */
+ /* <Return> */
+ /* The result of `(a + 0x8000) & -0x10000'. */
+ /* */
+ FT_EXPORT( FT_Fixed )
+ FT_RoundFix( FT_Fixed a );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_CeilFix */
+ /* */
+ /* <Description> */
+ /* A very simple function used to compute the ceiling function of a */
+ /* 16.16 fixed number. */
+ /* */
+ /* <Input> */
+ /* a :: The number for which the ceiling function is to be computed. */
+ /* */
+ /* <Return> */
+ /* The result of `(a + 0x10000 - 1) & -0x10000'. */
+ /* */
+ FT_EXPORT( FT_Fixed )
+ FT_CeilFix( FT_Fixed a );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_FloorFix */
+ /* */
+ /* <Description> */
+ /* A very simple function used to compute the floor function of a */
+ /* 16.16 fixed number. */
+ /* */
+ /* <Input> */
+ /* a :: The number for which the floor function is to be computed. */
+ /* */
+ /* <Return> */
+ /* The result of `a & -0x10000'. */
+ /* */
+ FT_EXPORT( FT_Fixed )
+ FT_FloorFix( FT_Fixed a );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Vector_Transform */
+ /* */
+ /* <Description> */
+ /* Transform a single vector through a 2x2 matrix. */
+ /* */
+ /* <InOut> */
+ /* vector :: The target vector to transform. */
+ /* */
+ /* <Input> */
+ /* matrix :: A pointer to the source 2x2 matrix. */
+ /* */
+ /* <Note> */
+ /* The result is undefined if either `vector' or `matrix' is invalid. */
+ /* */
+ FT_EXPORT( void )
+ FT_Vector_Transform( FT_Vector* vec,
+ const FT_Matrix* matrix );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* version */
+ /* */
+ /* <Title> */
+ /* FreeType Version */
+ /* */
+ /* <Abstract> */
+ /* Functions and macros related to FreeType versions. */
+ /* */
+ /* <Description> */
+ /* Note that those functions and macros are of limited use because */
+ /* even a new release of FreeType with only documentation changes */
+ /* increases the version number. */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************
+ *
+ * @enum:
+ * FREETYPE_XXX
+ *
+ * @description:
+ * These three macros identify the FreeType source code version.
+ * Use @FT_Library_Version to access them at runtime.
+ *
+ * @values:
+ * FREETYPE_MAJOR :: The major version number.
+ * FREETYPE_MINOR :: The minor version number.
+ * FREETYPE_PATCH :: The patch level.
+ *
+ * @note:
+ * The version number of FreeType if built as a dynamic link library
+ * with the `libtool' package is _not_ controlled by these three
+ * macros.
+ *
+ */
+#define FREETYPE_MAJOR 2
+#define FREETYPE_MINOR 4
+#define FREETYPE_PATCH 9
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Library_Version */
+ /* */
+ /* <Description> */
+ /* Return the version of the FreeType library being used. This is */
+ /* useful when dynamically linking to the library, since one cannot */
+ /* use the macros @FREETYPE_MAJOR, @FREETYPE_MINOR, and */
+ /* @FREETYPE_PATCH. */
+ /* */
+ /* <Input> */
+ /* library :: A source library handle. */
+ /* */
+ /* <Output> */
+ /* amajor :: The major version number. */
+ /* */
+ /* aminor :: The minor version number. */
+ /* */
+ /* apatch :: The patch version number. */
+ /* */
+ /* <Note> */
+ /* The reason why this function takes a `library' argument is because */
+ /* certain programs implement library initialization in a custom way */
+ /* that doesn't use @FT_Init_FreeType. */
+ /* */
+ /* In such cases, the library version might not be available before */
+ /* the library object has been created. */
+ /* */
+ FT_EXPORT( void )
+ FT_Library_Version( FT_Library library,
+ FT_Int *amajor,
+ FT_Int *aminor,
+ FT_Int *apatch );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Face_CheckTrueTypePatents */
+ /* */
+ /* <Description> */
+ /* Parse all bytecode instructions of a TrueType font file to check */
+ /* whether any of the patented opcodes are used. This is only useful */
+ /* if you want to be able to use the unpatented hinter with */
+ /* fonts that do *not* use these opcodes. */
+ /* */
+ /* Note that this function parses *all* glyph instructions in the */
+ /* font file, which may be slow. */
+ /* */
+ /* <Input> */
+ /* face :: A face handle. */
+ /* */
+ /* <Return> */
+ /* 1~if this is a TrueType font that uses one of the patented */
+ /* opcodes, 0~otherwise. */
+ /* */
+ /* <Note> */
+ /* Since May 2010, TrueType hinting is no longer patented. */
+ /* */
+ /* <Since> */
+ /* 2.3.5 */
+ /* */
+ FT_EXPORT( FT_Bool )
+ FT_Face_CheckTrueTypePatents( FT_Face face );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Face_SetUnpatentedHinting */
+ /* */
+ /* <Description> */
+ /* Enable or disable the unpatented hinter for a given face. */
+ /* Only enable it if you have determined that the face doesn't */
+ /* use any patented opcodes (see @FT_Face_CheckTrueTypePatents). */
+ /* */
+ /* <Input> */
+ /* face :: A face handle. */
+ /* */
+ /* value :: New boolean setting. */
+ /* */
+ /* <Return> */
+ /* The old setting value. This will always be false if this is not */
+ /* an SFNT font, or if the unpatented hinter is not compiled in this */
+ /* instance of the library. */
+ /* */
+ /* <Note> */
+ /* Since May 2010, TrueType hinting is no longer patented. */
+ /* */
+ /* <Since> */
+ /* 2.3.5 */
+ /* */
+ FT_EXPORT( FT_Bool )
+ FT_Face_SetUnpatentedHinting( FT_Face face,
+ FT_Bool value );
+
+ /* */
+
+
+FT_END_HEADER
+
+#endif /* __FREETYPE_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftadvanc.h */
+/* */
+/* Quick computation of advance widths (specification only). */
+/* */
+/* Copyright 2008 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTADVANC_H__
+#define __FTADVANC_H__
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+#ifdef FREETYPE_H
+#error "freetype.h of FreeType 1 has been loaded!"
+#error "Please fix the directory search order for header files"
+#error "so that freetype.h of FreeType 2 is found first."
+#endif
+
+
+FT_BEGIN_HEADER
+
+
+ /**************************************************************************
+ *
+ * @section:
+ * quick_advance
+ *
+ * @title:
+ * Quick retrieval of advance values
+ *
+ * @abstract:
+ * Retrieve horizontal and vertical advance values without processing
+ * glyph outlines, if possible.
+ *
+ * @description:
+ * This section contains functions to quickly extract advance values
+ * without handling glyph outlines, if possible.
+ */
+
+
+ /*************************************************************************/
+ /* */
+ /* <Const> */
+ /* FT_ADVANCE_FLAG_FAST_ONLY */
+ /* */
+ /* <Description> */
+ /* A bit-flag to be OR-ed with the `flags' parameter of the */
+ /* @FT_Get_Advance and @FT_Get_Advances functions. */
+ /* */
+ /* If set, it indicates that you want these functions to fail if the */
+ /* corresponding hinting mode or font driver doesn't allow for very */
+ /* quick advance computation. */
+ /* */
+ /* Typically, glyphs which are either unscaled, unhinted, bitmapped, */
+ /* or light-hinted can have their advance width computed very */
+ /* quickly. */
+ /* */
+ /* Normal and bytecode hinted modes, which require loading, scaling, */
+ /* and hinting of the glyph outline, are extremely slow by */
+ /* comparison. */
+ /* */
+#define FT_ADVANCE_FLAG_FAST_ONLY 0x20000000UL
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Get_Advance */
+ /* */
+ /* <Description> */
+ /* Retrieve the advance value of a given glyph outline in an */
+ /* @FT_Face. By default, the unhinted advance is returned in font */
+ /* units. */
+ /* */
+ /* <Input> */
+ /* face :: The source @FT_Face handle. */
+ /* */
+ /* gindex :: The glyph index. */
+ /* */
+ /* load_flags :: A set of bit flags similar to those used when */
+ /* calling @FT_Load_Glyph, used to determine what kind */
+ /* of advances you need. */
+ /* <Output> */
+ /* padvance :: The advance value, in either font units or 16.16 */
+ /* format. */
+ /* */
+ /* If @FT_LOAD_VERTICAL_LAYOUT is set, this is the */
+ /* vertical advance corresponding to a vertical layout. */
+ /* Otherwise, it is the horizontal advance in a */
+ /* horizontal layout. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ /* <Note> */
+ /* This function may fail if you use @FT_ADVANCE_FLAG_FAST_ONLY and */
+ /* if the corresponding font backend doesn't have a quick way to */
+ /* retrieve the advances. */
+ /* */
+ /* A scaled advance is returned in 16.16 format but isn't transformed */
+ /* by the affine transformation specified by @FT_Set_Transform. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Get_Advance( FT_Face face,
+ FT_UInt gindex,
+ FT_Int32 load_flags,
+ FT_Fixed *padvance );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Get_Advances */
+ /* */
+ /* <Description> */
+ /* Retrieve the advance values of several glyph outlines in an */
+ /* @FT_Face. By default, the unhinted advances are returned in font */
+ /* units. */
+ /* */
+ /* <Input> */
+ /* face :: The source @FT_Face handle. */
+ /* */
+ /* start :: The first glyph index. */
+ /* */
+ /* count :: The number of advance values you want to retrieve. */
+ /* */
+ /* load_flags :: A set of bit flags similar to those used when */
+ /* calling @FT_Load_Glyph. */
+ /* */
+ /* <Output> */
+ /* padvance :: The advances, in either font units or 16.16 format. */
+ /* This array must contain at least `count' elements. */
+ /* */
+ /* If @FT_LOAD_VERTICAL_LAYOUT is set, these are the */
+ /* vertical advances corresponding to a vertical layout. */
+ /* Otherwise, they are the horizontal advances in a */
+ /* horizontal layout. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ /* <Note> */
+ /* This function may fail if you use @FT_ADVANCE_FLAG_FAST_ONLY and */
+ /* if the corresponding font backend doesn't have a quick way to */
+ /* retrieve the advances. */
+ /* */
+ /* Scaled advances are returned in 16.16 format but aren't */
+ /* transformed by the affine transformation specified by */
+ /* @FT_Set_Transform. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Get_Advances( FT_Face face,
+ FT_UInt start,
+ FT_UInt count,
+ FT_Int32 load_flags,
+ FT_Fixed *padvances );
+
+/* */
+
+
+FT_END_HEADER
+
+#endif /* __FTADVANC_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftbbox.h */
+/* */
+/* FreeType exact bbox computation (specification). */
+/* */
+/* Copyright 1996-2001, 2003, 2007, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This component has a _single_ role: to compute exact outline bounding */
+ /* boxes. */
+ /* */
+ /* It is separated from the rest of the engine for various technical */
+ /* reasons. It may well be integrated in `ftoutln' later. */
+ /* */
+ /*************************************************************************/
+
+
+#ifndef __FTBBOX_H__
+#define __FTBBOX_H__
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+#ifdef FREETYPE_H
+#error "freetype.h of FreeType 1 has been loaded!"
+#error "Please fix the directory search order for header files"
+#error "so that freetype.h of FreeType 2 is found first."
+#endif
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* outline_processing */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Outline_Get_BBox */
+ /* */
+ /* <Description> */
+ /* Compute the exact bounding box of an outline. This is slower */
+ /* than computing the control box. However, it uses an advanced */
+ /* algorithm which returns _very_ quickly when the two boxes */
+ /* coincide. Otherwise, the outline Bézier arcs are traversed to */
+ /* extract their extrema. */
+ /* */
+ /* <Input> */
+ /* outline :: A pointer to the source outline. */
+ /* */
+ /* <Output> */
+ /* abbox :: The outline's exact bounding box. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* If the font is tricky and the glyph has been loaded with */
+ /* @FT_LOAD_NO_SCALE, the resulting BBox is meaningless. To get */
+ /* reasonable values for the BBox it is necessary to load the glyph */
+ /* at a large ppem value (so that the hinting instructions can */
+ /* properly shift and scale the subglyphs), then extracting the BBox */
+ /* which can be eventually converted back to font units. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Outline_Get_BBox( FT_Outline* outline,
+ FT_BBox *abbox );
+
+
+ /* */
+
+
+FT_END_HEADER
+
+#endif /* __FTBBOX_H__ */
+
+
+/* END */
+
+
+/* Local Variables: */
+/* coding: utf-8 */
+/* End: */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftbdf.h */
+/* */
+/* FreeType API for accessing BDF-specific strings (specification). */
+/* */
+/* Copyright 2002, 2003, 2004, 2006, 2009 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTBDF_H__
+#define __FTBDF_H__
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+#ifdef FREETYPE_H
+#error "freetype.h of FreeType 1 has been loaded!"
+#error "Please fix the directory search order for header files"
+#error "so that freetype.h of FreeType 2 is found first."
+#endif
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* bdf_fonts */
+ /* */
+ /* <Title> */
+ /* BDF and PCF Files */
+ /* */
+ /* <Abstract> */
+ /* BDF and PCF specific API. */
+ /* */
+ /* <Description> */
+ /* This section contains the declaration of functions specific to BDF */
+ /* and PCF fonts. */
+ /* */
+ /*************************************************************************/
+
+
+ /**********************************************************************
+ *
+ * @enum:
+ * FT_PropertyType
+ *
+ * @description:
+ * A list of BDF property types.
+ *
+ * @values:
+ * BDF_PROPERTY_TYPE_NONE ::
+ * Value~0 is used to indicate a missing property.
+ *
+ * BDF_PROPERTY_TYPE_ATOM ::
+ * Property is a string atom.
+ *
+ * BDF_PROPERTY_TYPE_INTEGER ::
+ * Property is a 32-bit signed integer.
+ *
+ * BDF_PROPERTY_TYPE_CARDINAL ::
+ * Property is a 32-bit unsigned integer.
+ */
+ typedef enum BDF_PropertyType_
+ {
+ BDF_PROPERTY_TYPE_NONE = 0,
+ BDF_PROPERTY_TYPE_ATOM = 1,
+ BDF_PROPERTY_TYPE_INTEGER = 2,
+ BDF_PROPERTY_TYPE_CARDINAL = 3
+
+ } BDF_PropertyType;
+
+
+ /**********************************************************************
+ *
+ * @type:
+ * BDF_Property
+ *
+ * @description:
+ * A handle to a @BDF_PropertyRec structure to model a given
+ * BDF/PCF property.
+ */
+ typedef struct BDF_PropertyRec_* BDF_Property;
+
+
+ /**********************************************************************
+ *
+ * @struct:
+ * BDF_PropertyRec
+ *
+ * @description:
+ * This structure models a given BDF/PCF property.
+ *
+ * @fields:
+ * type ::
+ * The property type.
+ *
+ * u.atom ::
+ * The atom string, if type is @BDF_PROPERTY_TYPE_ATOM.
+ *
+ * u.integer ::
+ * A signed integer, if type is @BDF_PROPERTY_TYPE_INTEGER.
+ *
+ * u.cardinal ::
+ * An unsigned integer, if type is @BDF_PROPERTY_TYPE_CARDINAL.
+ */
+ typedef struct BDF_PropertyRec_
+ {
+ BDF_PropertyType type;
+ union {
+ const char* atom;
+ FT_Int32 integer;
+ FT_UInt32 cardinal;
+
+ } u;
+
+ } BDF_PropertyRec;
+
+
+ /**********************************************************************
+ *
+ * @function:
+ * FT_Get_BDF_Charset_ID
+ *
+ * @description:
+ * Retrieve a BDF font character set identity, according to
+ * the BDF specification.
+ *
+ * @input:
+ * face ::
+ * A handle to the input face.
+ *
+ * @output:
+ * acharset_encoding ::
+ * Charset encoding, as a C~string, owned by the face.
+ *
+ * acharset_registry ::
+ * Charset registry, as a C~string, owned by the face.
+ *
+ * @return:
+ * FreeType error code. 0~means success.
+ *
+ * @note:
+ * This function only works with BDF faces, returning an error otherwise.
+ */
+ FT_EXPORT( FT_Error )
+ FT_Get_BDF_Charset_ID( FT_Face face,
+ const char* *acharset_encoding,
+ const char* *acharset_registry );
+
+
+ /**********************************************************************
+ *
+ * @function:
+ * FT_Get_BDF_Property
+ *
+ * @description:
+ * Retrieve a BDF property from a BDF or PCF font file.
+ *
+ * @input:
+ * face :: A handle to the input face.
+ *
+ * name :: The property name.
+ *
+ * @output:
+ * aproperty :: The property.
+ *
+ * @return:
+ * FreeType error code. 0~means success.
+ *
+ * @note:
+ * This function works with BDF _and_ PCF fonts. It returns an error
+ * otherwise. It also returns an error if the property is not in the
+ * font.
+ *
+ * A `property' is a either key-value pair within the STARTPROPERTIES
+ * ... ENDPROPERTIES block of a BDF font or a key-value pair from the
+ * `info->props' array within a `FontRec' structure of a PCF font.
+ *
+ * Integer properties are always stored as `signed' within PCF fonts;
+ * consequently, @BDF_PROPERTY_TYPE_CARDINAL is a possible return value
+ * for BDF fonts only.
+ *
+ * In case of error, `aproperty->type' is always set to
+ * @BDF_PROPERTY_TYPE_NONE.
+ */
+ FT_EXPORT( FT_Error )
+ FT_Get_BDF_Property( FT_Face face,
+ const char* prop_name,
+ BDF_PropertyRec *aproperty );
+
+ /* */
+
+FT_END_HEADER
+
+#endif /* __FTBDF_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftbitmap.h */
+/* */
+/* FreeType utility functions for bitmaps (specification). */
+/* */
+/* Copyright 2004, 2005, 2006, 2008 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTBITMAP_H__
+#define __FTBITMAP_H__
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+#ifdef FREETYPE_H
+#error "freetype.h of FreeType 1 has been loaded!"
+#error "Please fix the directory search order for header files"
+#error "so that freetype.h of FreeType 2 is found first."
+#endif
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* bitmap_handling */
+ /* */
+ /* <Title> */
+ /* Bitmap Handling */
+ /* */
+ /* <Abstract> */
+ /* Handling FT_Bitmap objects. */
+ /* */
+ /* <Description> */
+ /* This section contains functions for converting FT_Bitmap objects. */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Bitmap_New */
+ /* */
+ /* <Description> */
+ /* Initialize a pointer to an @FT_Bitmap structure. */
+ /* */
+ /* <InOut> */
+ /* abitmap :: A pointer to the bitmap structure. */
+ /* */
+ FT_EXPORT( void )
+ FT_Bitmap_New( FT_Bitmap *abitmap );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Bitmap_Copy */
+ /* */
+ /* <Description> */
+ /* Copy a bitmap into another one. */
+ /* */
+ /* <Input> */
+ /* library :: A handle to a library object. */
+ /* */
+ /* source :: A handle to the source bitmap. */
+ /* */
+ /* <Output> */
+ /* target :: A handle to the target bitmap. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Bitmap_Copy( FT_Library library,
+ const FT_Bitmap *source,
+ FT_Bitmap *target);
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Bitmap_Embolden */
+ /* */
+ /* <Description> */
+ /* Embolden a bitmap. The new bitmap will be about `xStrength' */
+ /* pixels wider and `yStrength' pixels higher. The left and bottom */
+ /* borders are kept unchanged. */
+ /* */
+ /* <Input> */
+ /* library :: A handle to a library object. */
+ /* */
+ /* xStrength :: How strong the glyph is emboldened horizontally. */
+ /* Expressed in 26.6 pixel format. */
+ /* */
+ /* yStrength :: How strong the glyph is emboldened vertically. */
+ /* Expressed in 26.6 pixel format. */
+ /* */
+ /* <InOut> */
+ /* bitmap :: A handle to the target bitmap. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* The current implementation restricts `xStrength' to be less than */
+ /* or equal to~8 if bitmap is of pixel_mode @FT_PIXEL_MODE_MONO. */
+ /* */
+ /* If you want to embolden the bitmap owned by a @FT_GlyphSlotRec, */
+ /* you should call @FT_GlyphSlot_Own_Bitmap on the slot first. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Bitmap_Embolden( FT_Library library,
+ FT_Bitmap* bitmap,
+ FT_Pos xStrength,
+ FT_Pos yStrength );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Bitmap_Convert */
+ /* */
+ /* <Description> */
+ /* Convert a bitmap object with depth 1bpp, 2bpp, 4bpp, or 8bpp to a */
+ /* bitmap object with depth 8bpp, making the number of used bytes per */
+ /* line (a.k.a. the `pitch') a multiple of `alignment'. */
+ /* */
+ /* <Input> */
+ /* library :: A handle to a library object. */
+ /* */
+ /* source :: The source bitmap. */
+ /* */
+ /* alignment :: The pitch of the bitmap is a multiple of this */
+ /* parameter. Common values are 1, 2, or 4. */
+ /* */
+ /* <Output> */
+ /* target :: The target bitmap. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* It is possible to call @FT_Bitmap_Convert multiple times without */
+ /* calling @FT_Bitmap_Done (the memory is simply reallocated). */
+ /* */
+ /* Use @FT_Bitmap_Done to finally remove the bitmap object. */
+ /* */
+ /* The `library' argument is taken to have access to FreeType's */
+ /* memory handling functions. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Bitmap_Convert( FT_Library library,
+ const FT_Bitmap *source,
+ FT_Bitmap *target,
+ FT_Int alignment );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_GlyphSlot_Own_Bitmap */
+ /* */
+ /* <Description> */
+ /* Make sure that a glyph slot owns `slot->bitmap'. */
+ /* */
+ /* <Input> */
+ /* slot :: The glyph slot. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* This function is to be used in combination with */
+ /* @FT_Bitmap_Embolden. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_GlyphSlot_Own_Bitmap( FT_GlyphSlot slot );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Bitmap_Done */
+ /* */
+ /* <Description> */
+ /* Destroy a bitmap object created with @FT_Bitmap_New. */
+ /* */
+ /* <Input> */
+ /* library :: A handle to a library object. */
+ /* */
+ /* bitmap :: The bitmap object to be freed. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* The `library' argument is taken to have access to FreeType's */
+ /* memory handling functions. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Bitmap_Done( FT_Library library,
+ FT_Bitmap *bitmap );
+
+
+ /* */
+
+
+FT_END_HEADER
+
+#endif /* __FTBITMAP_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftbzip2.h */
+/* */
+/* Bzip2-compressed stream support. */
+/* */
+/* Copyright 2010 by */
+/* Joel Klinghed. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTBZIP2_H__
+#define __FTBZIP2_H__
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+#ifdef FREETYPE_H
+#error "freetype.h of FreeType 1 has been loaded!"
+#error "Please fix the directory search order for header files"
+#error "so that freetype.h of FreeType 2 is found first."
+#endif
+
+
+FT_BEGIN_HEADER
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* bzip2 */
+ /* */
+ /* <Title> */
+ /* BZIP2 Streams */
+ /* */
+ /* <Abstract> */
+ /* Using bzip2-compressed font files. */
+ /* */
+ /* <Description> */
+ /* This section contains the declaration of Bzip2-specific functions. */
+ /* */
+ /*************************************************************************/
+
+
+ /************************************************************************
+ *
+ * @function:
+ * FT_Stream_OpenBzip2
+ *
+ * @description:
+ * Open a new stream to parse bzip2-compressed font files. This is
+ * mainly used to support the compressed `*.pcf.bz2' fonts that come
+ * with XFree86.
+ *
+ * @input:
+ * stream ::
+ * The target embedding stream.
+ *
+ * source ::
+ * The source stream.
+ *
+ * @return:
+ * FreeType error code. 0~means success.
+ *
+ * @note:
+ * The source stream must be opened _before_ calling this function.
+ *
+ * Calling the internal function `FT_Stream_Close' on the new stream will
+ * *not* call `FT_Stream_Close' on the source stream. None of the stream
+ * objects will be released to the heap.
+ *
+ * The stream implementation is very basic and resets the decompression
+ * process each time seeking backwards is needed within the stream.
+ *
+ * In certain builds of the library, bzip2 compression recognition is
+ * automatically handled when calling @FT_New_Face or @FT_Open_Face.
+ * This means that if no font driver is capable of handling the raw
+ * compressed file, the library will try to open a bzip2 compressed stream
+ * from it and re-open the face with it.
+ *
+ * This function may return `FT_Err_Unimplemented_Feature' if your build
+ * of FreeType was not compiled with bzip2 support.
+ */
+ FT_EXPORT( FT_Error )
+ FT_Stream_OpenBzip2( FT_Stream stream,
+ FT_Stream source );
+
+ /* */
+
+
+FT_END_HEADER
+
+#endif /* __FTBZIP2_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftcache.h */
+/* */
+/* FreeType Cache subsystem (specification). */
+/* */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTCACHE_H__
+#define __FTCACHE_H__
+
+
+#include <ft2build.h>
+#include FT_GLYPH_H
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************
+ *
+ * <Section>
+ * cache_subsystem
+ *
+ * <Title>
+ * Cache Sub-System
+ *
+ * <Abstract>
+ * How to cache face, size, and glyph data with FreeType~2.
+ *
+ * <Description>
+ * This section describes the FreeType~2 cache sub-system, which is used
+ * to limit the number of concurrently opened @FT_Face and @FT_Size
+ * objects, as well as caching information like character maps and glyph
+ * images while limiting their maximum memory usage.
+ *
+ * Note that all types and functions begin with the `FTC_' prefix.
+ *
+ * The cache is highly portable and thus doesn't know anything about the
+ * fonts installed on your system, or how to access them. This implies
+ * the following scheme:
+ *
+ * First, available or installed font faces are uniquely identified by
+ * @FTC_FaceID values, provided to the cache by the client. Note that
+ * the cache only stores and compares these values, and doesn't try to
+ * interpret them in any way.
+ *
+ * Second, the cache calls, only when needed, a client-provided function
+ * to convert an @FTC_FaceID into a new @FT_Face object. The latter is
+ * then completely managed by the cache, including its termination
+ * through @FT_Done_Face. To monitor termination of face objects, the
+ * finalizer callback in the `generic' field of the @FT_Face object can
+ * be used, which might also be used to store the @FTC_FaceID of the
+ * face.
+ *
+ * Clients are free to map face IDs to anything else. The most simple
+ * usage is to associate them to a (pathname,face_index) pair that is
+ * used to call @FT_New_Face. However, more complex schemes are also
+ * possible.
+ *
+ * Note that for the cache to work correctly, the face ID values must be
+ * *persistent*, which means that the contents they point to should not
+ * change at runtime, or that their value should not become invalid.
+ *
+ * If this is unavoidable (e.g., when a font is uninstalled at runtime),
+ * you should call @FTC_Manager_RemoveFaceID as soon as possible, to let
+ * the cache get rid of any references to the old @FTC_FaceID it may
+ * keep internally. Failure to do so will lead to incorrect behaviour
+ * or even crashes.
+ *
+ * To use the cache, start with calling @FTC_Manager_New to create a new
+ * @FTC_Manager object, which models a single cache instance. You can
+ * then look up @FT_Face and @FT_Size objects with
+ * @FTC_Manager_LookupFace and @FTC_Manager_LookupSize, respectively.
+ *
+ * If you want to use the charmap caching, call @FTC_CMapCache_New, then
+ * later use @FTC_CMapCache_Lookup to perform the equivalent of
+ * @FT_Get_Char_Index, only much faster.
+ *
+ * If you want to use the @FT_Glyph caching, call @FTC_ImageCache, then
+ * later use @FTC_ImageCache_Lookup to retrieve the corresponding
+ * @FT_Glyph objects from the cache.
+ *
+ * If you need lots of small bitmaps, it is much more memory efficient
+ * to call @FTC_SBitCache_New followed by @FTC_SBitCache_Lookup. This
+ * returns @FTC_SBitRec structures, which are used to store small
+ * bitmaps directly. (A small bitmap is one whose metrics and
+ * dimensions all fit into 8-bit integers).
+ *
+ * We hope to also provide a kerning cache in the near future.
+ *
+ *
+ * <Order>
+ * FTC_Manager
+ * FTC_FaceID
+ * FTC_Face_Requester
+ *
+ * FTC_Manager_New
+ * FTC_Manager_Reset
+ * FTC_Manager_Done
+ * FTC_Manager_LookupFace
+ * FTC_Manager_LookupSize
+ * FTC_Manager_RemoveFaceID
+ *
+ * FTC_Node
+ * FTC_Node_Unref
+ *
+ * FTC_ImageCache
+ * FTC_ImageCache_New
+ * FTC_ImageCache_Lookup
+ *
+ * FTC_SBit
+ * FTC_SBitCache
+ * FTC_SBitCache_New
+ * FTC_SBitCache_Lookup
+ *
+ * FTC_CMapCache
+ * FTC_CMapCache_New
+ * FTC_CMapCache_Lookup
+ *
+ *************************************************************************/
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** BASIC TYPE DEFINITIONS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /*************************************************************************
+ *
+ * @type: FTC_FaceID
+ *
+ * @description:
+ * An opaque pointer type that is used to identity face objects. The
+ * contents of such objects is application-dependent.
+ *
+ * These pointers are typically used to point to a user-defined
+ * structure containing a font file path, and face index.
+ *
+ * @note:
+ * Never use NULL as a valid @FTC_FaceID.
+ *
+ * Face IDs are passed by the client to the cache manager, which calls,
+ * when needed, the @FTC_Face_Requester to translate them into new
+ * @FT_Face objects.
+ *
+ * If the content of a given face ID changes at runtime, or if the value
+ * becomes invalid (e.g., when uninstalling a font), you should
+ * immediately call @FTC_Manager_RemoveFaceID before any other cache
+ * function.
+ *
+ * Failure to do so will result in incorrect behaviour or even
+ * memory leaks and crashes.
+ */
+ typedef FT_Pointer FTC_FaceID;
+
+
+ /************************************************************************
+ *
+ * @functype:
+ * FTC_Face_Requester
+ *
+ * @description:
+ * A callback function provided by client applications. It is used by
+ * the cache manager to translate a given @FTC_FaceID into a new valid
+ * @FT_Face object, on demand.
+ *
+ * <Input>
+ * face_id ::
+ * The face ID to resolve.
+ *
+ * library ::
+ * A handle to a FreeType library object.
+ *
+ * req_data ::
+ * Application-provided request data (see note below).
+ *
+ * <Output>
+ * aface ::
+ * A new @FT_Face handle.
+ *
+ * <Return>
+ * FreeType error code. 0~means success.
+ *
+ * <Note>
+ * The third parameter `req_data' is the same as the one passed by the
+ * client when @FTC_Manager_New is called.
+ *
+ * The face requester should not perform funny things on the returned
+ * face object, like creating a new @FT_Size for it, or setting a
+ * transformation through @FT_Set_Transform!
+ */
+ typedef FT_Error
+ (*FTC_Face_Requester)( FTC_FaceID face_id,
+ FT_Library library,
+ FT_Pointer request_data,
+ FT_Face* aface );
+
+ /* */
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+
+ /* these macros are incompatible with LLP64, should not be used */
+
+#define FT_POINTER_TO_ULONG( p ) ( (FT_ULong)(FT_Pointer)(p) )
+
+#define FTC_FACE_ID_HASH( i ) \
+ ((FT_UInt32)(( FT_POINTER_TO_ULONG( i ) >> 3 ) ^ \
+ ( FT_POINTER_TO_ULONG( i ) << 7 ) ) )
+
+#endif /* FT_CONFIG_OPTION_OLD_INTERNALS */
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** CACHE MANAGER OBJECT *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FTC_Manager */
+ /* */
+ /* <Description> */
+ /* This object corresponds to one instance of the cache-subsystem. */
+ /* It is used to cache one or more @FT_Face objects, along with */
+ /* corresponding @FT_Size objects. */
+ /* */
+ /* The manager intentionally limits the total number of opened */
+ /* @FT_Face and @FT_Size objects to control memory usage. See the */
+ /* `max_faces' and `max_sizes' parameters of @FTC_Manager_New. */
+ /* */
+ /* The manager is also used to cache `nodes' of various types while */
+ /* limiting their total memory usage. */
+ /* */
+ /* All limitations are enforced by keeping lists of managed objects */
+ /* in most-recently-used order, and flushing old nodes to make room */
+ /* for new ones. */
+ /* */
+ typedef struct FTC_ManagerRec_* FTC_Manager;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FTC_Node */
+ /* */
+ /* <Description> */
+ /* An opaque handle to a cache node object. Each cache node is */
+ /* reference-counted. A node with a count of~0 might be flushed */
+ /* out of a full cache whenever a lookup request is performed. */
+ /* */
+ /* If you look up nodes, you have the ability to `acquire' them, */
+ /* i.e., to increment their reference count. This will prevent the */
+ /* node from being flushed out of the cache until you explicitly */
+ /* `release' it (see @FTC_Node_Unref). */
+ /* */
+ /* See also @FTC_SBitCache_Lookup and @FTC_ImageCache_Lookup. */
+ /* */
+ typedef struct FTC_NodeRec_* FTC_Node;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FTC_Manager_New */
+ /* */
+ /* <Description> */
+ /* Create a new cache manager. */
+ /* */
+ /* <Input> */
+ /* library :: The parent FreeType library handle to use. */
+ /* */
+ /* max_faces :: Maximum number of opened @FT_Face objects managed by */
+ /* this cache instance. Use~0 for defaults. */
+ /* */
+ /* max_sizes :: Maximum number of opened @FT_Size objects managed by */
+ /* this cache instance. Use~0 for defaults. */
+ /* */
+ /* max_bytes :: Maximum number of bytes to use for cached data nodes. */
+ /* Use~0 for defaults. Note that this value does not */
+ /* account for managed @FT_Face and @FT_Size objects. */
+ /* */
+ /* requester :: An application-provided callback used to translate */
+ /* face IDs into real @FT_Face objects. */
+ /* */
+ /* req_data :: A generic pointer that is passed to the requester */
+ /* each time it is called (see @FTC_Face_Requester). */
+ /* */
+ /* <Output> */
+ /* amanager :: A handle to a new manager object. 0~in case of */
+ /* failure. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FTC_Manager_New( FT_Library library,
+ FT_UInt max_faces,
+ FT_UInt max_sizes,
+ FT_ULong max_bytes,
+ FTC_Face_Requester requester,
+ FT_Pointer req_data,
+ FTC_Manager *amanager );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FTC_Manager_Reset */
+ /* */
+ /* <Description> */
+ /* Empty a given cache manager. This simply gets rid of all the */
+ /* currently cached @FT_Face and @FT_Size objects within the manager. */
+ /* */
+ /* <InOut> */
+ /* manager :: A handle to the manager. */
+ /* */
+ FT_EXPORT( void )
+ FTC_Manager_Reset( FTC_Manager manager );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FTC_Manager_Done */
+ /* */
+ /* <Description> */
+ /* Destroy a given manager after emptying it. */
+ /* */
+ /* <Input> */
+ /* manager :: A handle to the target cache manager object. */
+ /* */
+ FT_EXPORT( void )
+ FTC_Manager_Done( FTC_Manager manager );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FTC_Manager_LookupFace */
+ /* */
+ /* <Description> */
+ /* Retrieve the @FT_Face object that corresponds to a given face ID */
+ /* through a cache manager. */
+ /* */
+ /* <Input> */
+ /* manager :: A handle to the cache manager. */
+ /* */
+ /* face_id :: The ID of the face object. */
+ /* */
+ /* <Output> */
+ /* aface :: A handle to the face object. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* The returned @FT_Face object is always owned by the manager. You */
+ /* should never try to discard it yourself. */
+ /* */
+ /* The @FT_Face object doesn't necessarily have a current size object */
+ /* (i.e., face->size can be 0). If you need a specific `font size', */
+ /* use @FTC_Manager_LookupSize instead. */
+ /* */
+ /* Never change the face's transformation matrix (i.e., never call */
+ /* the @FT_Set_Transform function) on a returned face! If you need */
+ /* to transform glyphs, do it yourself after glyph loading. */
+ /* */
+ /* When you perform a lookup, out-of-memory errors are detected */
+ /* _within_ the lookup and force incremental flushes of the cache */
+ /* until enough memory is released for the lookup to succeed. */
+ /* */
+ /* If a lookup fails with `FT_Err_Out_Of_Memory' the cache has */
+ /* already been completely flushed, and still no memory was available */
+ /* for the operation. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FTC_Manager_LookupFace( FTC_Manager manager,
+ FTC_FaceID face_id,
+ FT_Face *aface );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FTC_ScalerRec */
+ /* */
+ /* <Description> */
+ /* A structure used to describe a given character size in either */
+ /* pixels or points to the cache manager. See */
+ /* @FTC_Manager_LookupSize. */
+ /* */
+ /* <Fields> */
+ /* face_id :: The source face ID. */
+ /* */
+ /* width :: The character width. */
+ /* */
+ /* height :: The character height. */
+ /* */
+ /* pixel :: A Boolean. If 1, the `width' and `height' fields are */
+ /* interpreted as integer pixel character sizes. */
+ /* Otherwise, they are expressed as 1/64th of points. */
+ /* */
+ /* x_res :: Only used when `pixel' is value~0 to indicate the */
+ /* horizontal resolution in dpi. */
+ /* */
+ /* y_res :: Only used when `pixel' is value~0 to indicate the */
+ /* vertical resolution in dpi. */
+ /* */
+ /* <Note> */
+ /* This type is mainly used to retrieve @FT_Size objects through the */
+ /* cache manager. */
+ /* */
+ typedef struct FTC_ScalerRec_
+ {
+ FTC_FaceID face_id;
+ FT_UInt width;
+ FT_UInt height;
+ FT_Int pixel;
+ FT_UInt x_res;
+ FT_UInt y_res;
+
+ } FTC_ScalerRec;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FTC_Scaler */
+ /* */
+ /* <Description> */
+ /* A handle to an @FTC_ScalerRec structure. */
+ /* */
+ typedef struct FTC_ScalerRec_* FTC_Scaler;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FTC_Manager_LookupSize */
+ /* */
+ /* <Description> */
+ /* Retrieve the @FT_Size object that corresponds to a given */
+ /* @FTC_ScalerRec pointer through a cache manager. */
+ /* */
+ /* <Input> */
+ /* manager :: A handle to the cache manager. */
+ /* */
+ /* scaler :: A scaler handle. */
+ /* */
+ /* <Output> */
+ /* asize :: A handle to the size object. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* The returned @FT_Size object is always owned by the manager. You */
+ /* should never try to discard it by yourself. */
+ /* */
+ /* You can access the parent @FT_Face object simply as `size->face' */
+ /* if you need it. Note that this object is also owned by the */
+ /* manager. */
+ /* */
+ /* <Note> */
+ /* When you perform a lookup, out-of-memory errors are detected */
+ /* _within_ the lookup and force incremental flushes of the cache */
+ /* until enough memory is released for the lookup to succeed. */
+ /* */
+ /* If a lookup fails with `FT_Err_Out_Of_Memory' the cache has */
+ /* already been completely flushed, and still no memory is available */
+ /* for the operation. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FTC_Manager_LookupSize( FTC_Manager manager,
+ FTC_Scaler scaler,
+ FT_Size *asize );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FTC_Node_Unref */
+ /* */
+ /* <Description> */
+ /* Decrement a cache node's internal reference count. When the count */
+ /* reaches 0, it is not destroyed but becomes eligible for subsequent */
+ /* cache flushes. */
+ /* */
+ /* <Input> */
+ /* node :: The cache node handle. */
+ /* */
+ /* manager :: The cache manager handle. */
+ /* */
+ FT_EXPORT( void )
+ FTC_Node_Unref( FTC_Node node,
+ FTC_Manager manager );
+
+
+ /*************************************************************************
+ *
+ * @function:
+ * FTC_Manager_RemoveFaceID
+ *
+ * @description:
+ * A special function used to indicate to the cache manager that
+ * a given @FTC_FaceID is no longer valid, either because its
+ * content changed, or because it was deallocated or uninstalled.
+ *
+ * @input:
+ * manager ::
+ * The cache manager handle.
+ *
+ * face_id ::
+ * The @FTC_FaceID to be removed.
+ *
+ * @note:
+ * This function flushes all nodes from the cache corresponding to this
+ * `face_id', with the exception of nodes with a non-null reference
+ * count.
+ *
+ * Such nodes are however modified internally so as to never appear
+ * in later lookups with the same `face_id' value, and to be immediately
+ * destroyed when released by all their users.
+ *
+ */
+ FT_EXPORT( void )
+ FTC_Manager_RemoveFaceID( FTC_Manager manager,
+ FTC_FaceID face_id );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* cache_subsystem */
+ /* */
+ /*************************************************************************/
+
+ /*************************************************************************
+ *
+ * @type:
+ * FTC_CMapCache
+ *
+ * @description:
+ * An opaque handle used to model a charmap cache. This cache is to
+ * hold character codes -> glyph indices mappings.
+ *
+ */
+ typedef struct FTC_CMapCacheRec_* FTC_CMapCache;
+
+
+ /*************************************************************************
+ *
+ * @function:
+ * FTC_CMapCache_New
+ *
+ * @description:
+ * Create a new charmap cache.
+ *
+ * @input:
+ * manager ::
+ * A handle to the cache manager.
+ *
+ * @output:
+ * acache ::
+ * A new cache handle. NULL in case of error.
+ *
+ * @return:
+ * FreeType error code. 0~means success.
+ *
+ * @note:
+ * Like all other caches, this one will be destroyed with the cache
+ * manager.
+ *
+ */
+ FT_EXPORT( FT_Error )
+ FTC_CMapCache_New( FTC_Manager manager,
+ FTC_CMapCache *acache );
+
+
+ /************************************************************************
+ *
+ * @function:
+ * FTC_CMapCache_Lookup
+ *
+ * @description:
+ * Translate a character code into a glyph index, using the charmap
+ * cache.
+ *
+ * @input:
+ * cache ::
+ * A charmap cache handle.
+ *
+ * face_id ::
+ * The source face ID.
+ *
+ * cmap_index ::
+ * The index of the charmap in the source face. Any negative value
+ * means to use the cache @FT_Face's default charmap.
+ *
+ * char_code ::
+ * The character code (in the corresponding charmap).
+ *
+ * @return:
+ * Glyph index. 0~means `no glyph'.
+ *
+ */
+ FT_EXPORT( FT_UInt )
+ FTC_CMapCache_Lookup( FTC_CMapCache cache,
+ FTC_FaceID face_id,
+ FT_Int cmap_index,
+ FT_UInt32 char_code );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* cache_subsystem */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** IMAGE CACHE OBJECT *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /*************************************************************************
+ *
+ * @struct:
+ * FTC_ImageTypeRec
+ *
+ * @description:
+ * A structure used to model the type of images in a glyph cache.
+ *
+ * @fields:
+ * face_id ::
+ * The face ID.
+ *
+ * width ::
+ * The width in pixels.
+ *
+ * height ::
+ * The height in pixels.
+ *
+ * flags ::
+ * The load flags, as in @FT_Load_Glyph.
+ *
+ */
+ typedef struct FTC_ImageTypeRec_
+ {
+ FTC_FaceID face_id;
+ FT_Int width;
+ FT_Int height;
+ FT_Int32 flags;
+
+ } FTC_ImageTypeRec;
+
+
+ /*************************************************************************
+ *
+ * @type:
+ * FTC_ImageType
+ *
+ * @description:
+ * A handle to an @FTC_ImageTypeRec structure.
+ *
+ */
+ typedef struct FTC_ImageTypeRec_* FTC_ImageType;
+
+
+ /* */
+
+
+#define FTC_IMAGE_TYPE_COMPARE( d1, d2 ) \
+ ( (d1)->face_id == (d2)->face_id && \
+ (d1)->width == (d2)->width && \
+ (d1)->flags == (d2)->flags )
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+
+ /* this macro is incompatible with LLP64, should not be used */
+
+#define FTC_IMAGE_TYPE_HASH( d ) \
+ (FT_UFast)( FTC_FACE_ID_HASH( (d)->face_id ) ^ \
+ ( (d)->width << 8 ) ^ (d)->height ^ \
+ ( (d)->flags << 4 ) )
+
+#endif /* FT_CONFIG_OPTION_OLD_INTERNALS */
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FTC_ImageCache */
+ /* */
+ /* <Description> */
+ /* A handle to an glyph image cache object. They are designed to */
+ /* hold many distinct glyph images while not exceeding a certain */
+ /* memory threshold. */
+ /* */
+ typedef struct FTC_ImageCacheRec_* FTC_ImageCache;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FTC_ImageCache_New */
+ /* */
+ /* <Description> */
+ /* Create a new glyph image cache. */
+ /* */
+ /* <Input> */
+ /* manager :: The parent manager for the image cache. */
+ /* */
+ /* <Output> */
+ /* acache :: A handle to the new glyph image cache object. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FTC_ImageCache_New( FTC_Manager manager,
+ FTC_ImageCache *acache );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FTC_ImageCache_Lookup */
+ /* */
+ /* <Description> */
+ /* Retrieve a given glyph image from a glyph image cache. */
+ /* */
+ /* <Input> */
+ /* cache :: A handle to the source glyph image cache. */
+ /* */
+ /* type :: A pointer to a glyph image type descriptor. */
+ /* */
+ /* gindex :: The glyph index to retrieve. */
+ /* */
+ /* <Output> */
+ /* aglyph :: The corresponding @FT_Glyph object. 0~in case of */
+ /* failure. */
+ /* */
+ /* anode :: Used to return the address of of the corresponding cache */
+ /* node after incrementing its reference count (see note */
+ /* below). */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* The returned glyph is owned and managed by the glyph image cache. */
+ /* Never try to transform or discard it manually! You can however */
+ /* create a copy with @FT_Glyph_Copy and modify the new one. */
+ /* */
+ /* If `anode' is _not_ NULL, it receives the address of the cache */
+ /* node containing the glyph image, after increasing its reference */
+ /* count. This ensures that the node (as well as the @FT_Glyph) will */
+ /* always be kept in the cache until you call @FTC_Node_Unref to */
+ /* `release' it. */
+ /* */
+ /* If `anode' is NULL, the cache node is left unchanged, which means */
+ /* that the @FT_Glyph could be flushed out of the cache on the next */
+ /* call to one of the caching sub-system APIs. Don't assume that it */
+ /* is persistent! */
+ /* */
+ FT_EXPORT( FT_Error )
+ FTC_ImageCache_Lookup( FTC_ImageCache cache,
+ FTC_ImageType type,
+ FT_UInt gindex,
+ FT_Glyph *aglyph,
+ FTC_Node *anode );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FTC_ImageCache_LookupScaler */
+ /* */
+ /* <Description> */
+ /* A variant of @FTC_ImageCache_Lookup that uses an @FTC_ScalerRec */
+ /* to specify the face ID and its size. */
+ /* */
+ /* <Input> */
+ /* cache :: A handle to the source glyph image cache. */
+ /* */
+ /* scaler :: A pointer to a scaler descriptor. */
+ /* */
+ /* load_flags :: The corresponding load flags. */
+ /* */
+ /* gindex :: The glyph index to retrieve. */
+ /* */
+ /* <Output> */
+ /* aglyph :: The corresponding @FT_Glyph object. 0~in case of */
+ /* failure. */
+ /* */
+ /* anode :: Used to return the address of of the corresponding */
+ /* cache node after incrementing its reference count */
+ /* (see note below). */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* The returned glyph is owned and managed by the glyph image cache. */
+ /* Never try to transform or discard it manually! You can however */
+ /* create a copy with @FT_Glyph_Copy and modify the new one. */
+ /* */
+ /* If `anode' is _not_ NULL, it receives the address of the cache */
+ /* node containing the glyph image, after increasing its reference */
+ /* count. This ensures that the node (as well as the @FT_Glyph) will */
+ /* always be kept in the cache until you call @FTC_Node_Unref to */
+ /* `release' it. */
+ /* */
+ /* If `anode' is NULL, the cache node is left unchanged, which means */
+ /* that the @FT_Glyph could be flushed out of the cache on the next */
+ /* call to one of the caching sub-system APIs. Don't assume that it */
+ /* is persistent! */
+ /* */
+ /* Calls to @FT_Set_Char_Size and friends have no effect on cached */
+ /* glyphs; you should always use the FreeType cache API instead. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FTC_ImageCache_LookupScaler( FTC_ImageCache cache,
+ FTC_Scaler scaler,
+ FT_ULong load_flags,
+ FT_UInt gindex,
+ FT_Glyph *aglyph,
+ FTC_Node *anode );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FTC_SBit */
+ /* */
+ /* <Description> */
+ /* A handle to a small bitmap descriptor. See the @FTC_SBitRec */
+ /* structure for details. */
+ /* */
+ typedef struct FTC_SBitRec_* FTC_SBit;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FTC_SBitRec */
+ /* */
+ /* <Description> */
+ /* A very compact structure used to describe a small glyph bitmap. */
+ /* */
+ /* <Fields> */
+ /* width :: The bitmap width in pixels. */
+ /* */
+ /* height :: The bitmap height in pixels. */
+ /* */
+ /* left :: The horizontal distance from the pen position to the */
+ /* left bitmap border (a.k.a. `left side bearing', or */
+ /* `lsb'). */
+ /* */
+ /* top :: The vertical distance from the pen position (on the */
+ /* baseline) to the upper bitmap border (a.k.a. `top */
+ /* side bearing'). The distance is positive for upwards */
+ /* y~coordinates. */
+ /* */
+ /* format :: The format of the glyph bitmap (monochrome or gray). */
+ /* */
+ /* max_grays :: Maximum gray level value (in the range 1 to~255). */
+ /* */
+ /* pitch :: The number of bytes per bitmap line. May be positive */
+ /* or negative. */
+ /* */
+ /* xadvance :: The horizontal advance width in pixels. */
+ /* */
+ /* yadvance :: The vertical advance height in pixels. */
+ /* */
+ /* buffer :: A pointer to the bitmap pixels. */
+ /* */
+ typedef struct FTC_SBitRec_
+ {
+ FT_Byte width;
+ FT_Byte height;
+ FT_Char left;
+ FT_Char top;
+
+ FT_Byte format;
+ FT_Byte max_grays;
+ FT_Short pitch;
+ FT_Char xadvance;
+ FT_Char yadvance;
+
+ FT_Byte* buffer;
+
+ } FTC_SBitRec;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FTC_SBitCache */
+ /* */
+ /* <Description> */
+ /* A handle to a small bitmap cache. These are special cache objects */
+ /* used to store small glyph bitmaps (and anti-aliased pixmaps) in a */
+ /* much more efficient way than the traditional glyph image cache */
+ /* implemented by @FTC_ImageCache. */
+ /* */
+ typedef struct FTC_SBitCacheRec_* FTC_SBitCache;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FTC_SBitCache_New */
+ /* */
+ /* <Description> */
+ /* Create a new cache to store small glyph bitmaps. */
+ /* */
+ /* <Input> */
+ /* manager :: A handle to the source cache manager. */
+ /* */
+ /* <Output> */
+ /* acache :: A handle to the new sbit cache. NULL in case of error. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FTC_SBitCache_New( FTC_Manager manager,
+ FTC_SBitCache *acache );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FTC_SBitCache_Lookup */
+ /* */
+ /* <Description> */
+ /* Look up a given small glyph bitmap in a given sbit cache and */
+ /* `lock' it to prevent its flushing from the cache until needed. */
+ /* */
+ /* <Input> */
+ /* cache :: A handle to the source sbit cache. */
+ /* */
+ /* type :: A pointer to the glyph image type descriptor. */
+ /* */
+ /* gindex :: The glyph index. */
+ /* */
+ /* <Output> */
+ /* sbit :: A handle to a small bitmap descriptor. */
+ /* */
+ /* anode :: Used to return the address of of the corresponding cache */
+ /* node after incrementing its reference count (see note */
+ /* below). */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* The small bitmap descriptor and its bit buffer are owned by the */
+ /* cache and should never be freed by the application. They might */
+ /* as well disappear from memory on the next cache lookup, so don't */
+ /* treat them as persistent data. */
+ /* */
+ /* The descriptor's `buffer' field is set to~0 to indicate a missing */
+ /* glyph bitmap. */
+ /* */
+ /* If `anode' is _not_ NULL, it receives the address of the cache */
+ /* node containing the bitmap, after increasing its reference count. */
+ /* This ensures that the node (as well as the image) will always be */
+ /* kept in the cache until you call @FTC_Node_Unref to `release' it. */
+ /* */
+ /* If `anode' is NULL, the cache node is left unchanged, which means */
+ /* that the bitmap could be flushed out of the cache on the next */
+ /* call to one of the caching sub-system APIs. Don't assume that it */
+ /* is persistent! */
+ /* */
+ FT_EXPORT( FT_Error )
+ FTC_SBitCache_Lookup( FTC_SBitCache cache,
+ FTC_ImageType type,
+ FT_UInt gindex,
+ FTC_SBit *sbit,
+ FTC_Node *anode );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FTC_SBitCache_LookupScaler */
+ /* */
+ /* <Description> */
+ /* A variant of @FTC_SBitCache_Lookup that uses an @FTC_ScalerRec */
+ /* to specify the face ID and its size. */
+ /* */
+ /* <Input> */
+ /* cache :: A handle to the source sbit cache. */
+ /* */
+ /* scaler :: A pointer to the scaler descriptor. */
+ /* */
+ /* load_flags :: The corresponding load flags. */
+ /* */
+ /* gindex :: The glyph index. */
+ /* */
+ /* <Output> */
+ /* sbit :: A handle to a small bitmap descriptor. */
+ /* */
+ /* anode :: Used to return the address of of the corresponding */
+ /* cache node after incrementing its reference count */
+ /* (see note below). */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* The small bitmap descriptor and its bit buffer are owned by the */
+ /* cache and should never be freed by the application. They might */
+ /* as well disappear from memory on the next cache lookup, so don't */
+ /* treat them as persistent data. */
+ /* */
+ /* The descriptor's `buffer' field is set to~0 to indicate a missing */
+ /* glyph bitmap. */
+ /* */
+ /* If `anode' is _not_ NULL, it receives the address of the cache */
+ /* node containing the bitmap, after increasing its reference count. */
+ /* This ensures that the node (as well as the image) will always be */
+ /* kept in the cache until you call @FTC_Node_Unref to `release' it. */
+ /* */
+ /* If `anode' is NULL, the cache node is left unchanged, which means */
+ /* that the bitmap could be flushed out of the cache on the next */
+ /* call to one of the caching sub-system APIs. Don't assume that it */
+ /* is persistent! */
+ /* */
+ FT_EXPORT( FT_Error )
+ FTC_SBitCache_LookupScaler( FTC_SBitCache cache,
+ FTC_Scaler scaler,
+ FT_ULong load_flags,
+ FT_UInt gindex,
+ FTC_SBit *sbit,
+ FTC_Node *anode );
+
+
+ /* */
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+
+ /*@***********************************************************************/
+ /* */
+ /* <Struct> */
+ /* FTC_FontRec */
+ /* */
+ /* <Description> */
+ /* A simple structure used to describe a given `font' to the cache */
+ /* manager. Note that a `font' is the combination of a given face */
+ /* with a given character size. */
+ /* */
+ /* <Fields> */
+ /* face_id :: The ID of the face to use. */
+ /* */
+ /* pix_width :: The character width in integer pixels. */
+ /* */
+ /* pix_height :: The character height in integer pixels. */
+ /* */
+ typedef struct FTC_FontRec_
+ {
+ FTC_FaceID face_id;
+ FT_UShort pix_width;
+ FT_UShort pix_height;
+
+ } FTC_FontRec;
+
+
+ /* */
+
+
+#define FTC_FONT_COMPARE( f1, f2 ) \
+ ( (f1)->face_id == (f2)->face_id && \
+ (f1)->pix_width == (f2)->pix_width && \
+ (f1)->pix_height == (f2)->pix_height )
+
+ /* this macro is incompatible with LLP64, should not be used */
+#define FTC_FONT_HASH( f ) \
+ (FT_UInt32)( FTC_FACE_ID_HASH((f)->face_id) ^ \
+ ((f)->pix_width << 8) ^ \
+ ((f)->pix_height) )
+
+ typedef FTC_FontRec* FTC_Font;
+
+
+ FT_EXPORT( FT_Error )
+ FTC_Manager_Lookup_Face( FTC_Manager manager,
+ FTC_FaceID face_id,
+ FT_Face *aface );
+
+ FT_EXPORT( FT_Error )
+ FTC_Manager_Lookup_Size( FTC_Manager manager,
+ FTC_Font font,
+ FT_Face *aface,
+ FT_Size *asize );
+
+#endif /* FT_CONFIG_OPTION_OLD_INTERNALS */
+
+
+ /* */
+
+FT_END_HEADER
+
+#endif /* __FTCACHE_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* This file defines the structure of the FreeType reference. */
+/* It is used by the python script which generates the HTML files. */
+/* */
+/***************************************************************************/
+
+
+/***************************************************************************/
+/* */
+/* <Chapter> */
+/* general_remarks */
+/* */
+/* <Title> */
+/* General Remarks */
+/* */
+/* <Sections> */
+/* user_allocation */
+/* */
+/***************************************************************************/
+
+
+/***************************************************************************/
+/* */
+/* <Chapter> */
+/* core_api */
+/* */
+/* <Title> */
+/* Core API */
+/* */
+/* <Sections> */
+/* version */
+/* basic_types */
+/* base_interface */
+/* glyph_variants */
+/* glyph_management */
+/* mac_specific */
+/* sizes_management */
+/* header_file_macros */
+/* */
+/***************************************************************************/
+
+
+/***************************************************************************/
+/* */
+/* <Chapter> */
+/* format_specific */
+/* */
+/* <Title> */
+/* Format-Specific API */
+/* */
+/* <Sections> */
+/* multiple_masters */
+/* truetype_tables */
+/* type1_tables */
+/* sfnt_names */
+/* bdf_fonts */
+/* cid_fonts */
+/* pfr_fonts */
+/* winfnt_fonts */
+/* font_formats */
+/* gasp_table */
+/* */
+/***************************************************************************/
+
+
+/***************************************************************************/
+/* */
+/* <Chapter> */
+/* cache_subsystem */
+/* */
+/* <Title> */
+/* Cache Sub-System */
+/* */
+/* <Sections> */
+/* cache_subsystem */
+/* */
+/***************************************************************************/
+
+
+/***************************************************************************/
+/* */
+/* <Chapter> */
+/* support_api */
+/* */
+/* <Title> */
+/* Support API */
+/* */
+/* <Sections> */
+/* computations */
+/* list_processing */
+/* outline_processing */
+/* quick_advance */
+/* bitmap_handling */
+/* raster */
+/* glyph_stroker */
+/* system_interface */
+/* module_management */
+/* gzip */
+/* lzw */
+/* bzip2 */
+/* lcd_filtering */
+/* */
+/***************************************************************************/
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftcid.h */
+/* */
+/* FreeType API for accessing CID font information (specification). */
+/* */
+/* Copyright 2007, 2009 by Dereg Clegg, Michael Toftdal. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTCID_H__
+#define __FTCID_H__
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+#ifdef FREETYPE_H
+#error "freetype.h of FreeType 1 has been loaded!"
+#error "Please fix the directory search order for header files"
+#error "so that freetype.h of FreeType 2 is found first."
+#endif
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* cid_fonts */
+ /* */
+ /* <Title> */
+ /* CID Fonts */
+ /* */
+ /* <Abstract> */
+ /* CID-keyed font specific API. */
+ /* */
+ /* <Description> */
+ /* This section contains the declaration of CID-keyed font specific */
+ /* functions. */
+ /* */
+ /*************************************************************************/
+
+
+ /**********************************************************************
+ *
+ * @function:
+ * FT_Get_CID_Registry_Ordering_Supplement
+ *
+ * @description:
+ * Retrieve the Registry/Ordering/Supplement triple (also known as the
+ * "R/O/S") from a CID-keyed font.
+ *
+ * @input:
+ * face ::
+ * A handle to the input face.
+ *
+ * @output:
+ * registry ::
+ * The registry, as a C~string, owned by the face.
+ *
+ * ordering ::
+ * The ordering, as a C~string, owned by the face.
+ *
+ * supplement ::
+ * The supplement.
+ *
+ * @return:
+ * FreeType error code. 0~means success.
+ *
+ * @note:
+ * This function only works with CID faces, returning an error
+ * otherwise.
+ *
+ * @since:
+ * 2.3.6
+ */
+ FT_EXPORT( FT_Error )
+ FT_Get_CID_Registry_Ordering_Supplement( FT_Face face,
+ const char* *registry,
+ const char* *ordering,
+ FT_Int *supplement);
+
+
+ /**********************************************************************
+ *
+ * @function:
+ * FT_Get_CID_Is_Internally_CID_Keyed
+ *
+ * @description:
+ * Retrieve the type of the input face, CID keyed or not. In
+ * constrast to the @FT_IS_CID_KEYED macro this function returns
+ * successfully also for CID-keyed fonts in an SNFT wrapper.
+ *
+ * @input:
+ * face ::
+ * A handle to the input face.
+ *
+ * @output:
+ * is_cid ::
+ * The type of the face as an @FT_Bool.
+ *
+ * @return:
+ * FreeType error code. 0~means success.
+ *
+ * @note:
+ * This function only works with CID faces and OpenType fonts,
+ * returning an error otherwise.
+ *
+ * @since:
+ * 2.3.9
+ */
+ FT_EXPORT( FT_Error )
+ FT_Get_CID_Is_Internally_CID_Keyed( FT_Face face,
+ FT_Bool *is_cid );
+
+
+ /**********************************************************************
+ *
+ * @function:
+ * FT_Get_CID_From_Glyph_Index
+ *
+ * @description:
+ * Retrieve the CID of the input glyph index.
+ *
+ * @input:
+ * face ::
+ * A handle to the input face.
+ *
+ * glyph_index ::
+ * The input glyph index.
+ *
+ * @output:
+ * cid ::
+ * The CID as an @FT_UInt.
+ *
+ * @return:
+ * FreeType error code. 0~means success.
+ *
+ * @note:
+ * This function only works with CID faces and OpenType fonts,
+ * returning an error otherwise.
+ *
+ * @since:
+ * 2.3.9
+ */
+ FT_EXPORT( FT_Error )
+ FT_Get_CID_From_Glyph_Index( FT_Face face,
+ FT_UInt glyph_index,
+ FT_UInt *cid );
+
+ /* */
+
+FT_END_HEADER
+
+#endif /* __FTCID_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* fterrdef.h */
+/* */
+/* FreeType error codes (specification). */
+/* */
+/* Copyright 2002, 2004, 2006, 2007, 2010-2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*******************************************************************/
+ /*******************************************************************/
+ /***** *****/
+ /***** LIST OF ERROR CODES/MESSAGES *****/
+ /***** *****/
+ /*******************************************************************/
+ /*******************************************************************/
+
+
+ /* You need to define both FT_ERRORDEF_ and FT_NOERRORDEF_ before */
+ /* including this file. */
+
+
+ /* generic errors */
+
+ FT_NOERRORDEF_( Ok, 0x00, \
+ "no error" )
+
+ FT_ERRORDEF_( Cannot_Open_Resource, 0x01, \
+ "cannot open resource" )
+ FT_ERRORDEF_( Unknown_File_Format, 0x02, \
+ "unknown file format" )
+ FT_ERRORDEF_( Invalid_File_Format, 0x03, \
+ "broken file" )
+ FT_ERRORDEF_( Invalid_Version, 0x04, \
+ "invalid FreeType version" )
+ FT_ERRORDEF_( Lower_Module_Version, 0x05, \
+ "module version is too low" )
+ FT_ERRORDEF_( Invalid_Argument, 0x06, \
+ "invalid argument" )
+ FT_ERRORDEF_( Unimplemented_Feature, 0x07, \
+ "unimplemented feature" )
+ FT_ERRORDEF_( Invalid_Table, 0x08, \
+ "broken table" )
+ FT_ERRORDEF_( Invalid_Offset, 0x09, \
+ "broken offset within table" )
+ FT_ERRORDEF_( Array_Too_Large, 0x0A, \
+ "array allocation size too large" )
+ FT_ERRORDEF_( Missing_Module, 0x0B, \
+ "missing module" )
+
+ /* glyph/character errors */
+
+ FT_ERRORDEF_( Invalid_Glyph_Index, 0x10, \
+ "invalid glyph index" )
+ FT_ERRORDEF_( Invalid_Character_Code, 0x11, \
+ "invalid character code" )
+ FT_ERRORDEF_( Invalid_Glyph_Format, 0x12, \
+ "unsupported glyph image format" )
+ FT_ERRORDEF_( Cannot_Render_Glyph, 0x13, \
+ "cannot render this glyph format" )
+ FT_ERRORDEF_( Invalid_Outline, 0x14, \
+ "invalid outline" )
+ FT_ERRORDEF_( Invalid_Composite, 0x15, \
+ "invalid composite glyph" )
+ FT_ERRORDEF_( Too_Many_Hints, 0x16, \
+ "too many hints" )
+ FT_ERRORDEF_( Invalid_Pixel_Size, 0x17, \
+ "invalid pixel size" )
+
+ /* handle errors */
+
+ FT_ERRORDEF_( Invalid_Handle, 0x20, \
+ "invalid object handle" )
+ FT_ERRORDEF_( Invalid_Library_Handle, 0x21, \
+ "invalid library handle" )
+ FT_ERRORDEF_( Invalid_Driver_Handle, 0x22, \
+ "invalid module handle" )
+ FT_ERRORDEF_( Invalid_Face_Handle, 0x23, \
+ "invalid face handle" )
+ FT_ERRORDEF_( Invalid_Size_Handle, 0x24, \
+ "invalid size handle" )
+ FT_ERRORDEF_( Invalid_Slot_Handle, 0x25, \
+ "invalid glyph slot handle" )
+ FT_ERRORDEF_( Invalid_CharMap_Handle, 0x26, \
+ "invalid charmap handle" )
+ FT_ERRORDEF_( Invalid_Cache_Handle, 0x27, \
+ "invalid cache manager handle" )
+ FT_ERRORDEF_( Invalid_Stream_Handle, 0x28, \
+ "invalid stream handle" )
+
+ /* driver errors */
+
+ FT_ERRORDEF_( Too_Many_Drivers, 0x30, \
+ "too many modules" )
+ FT_ERRORDEF_( Too_Many_Extensions, 0x31, \
+ "too many extensions" )
+
+ /* memory errors */
+
+ FT_ERRORDEF_( Out_Of_Memory, 0x40, \
+ "out of memory" )
+ FT_ERRORDEF_( Unlisted_Object, 0x41, \
+ "unlisted object" )
+
+ /* stream errors */
+
+ FT_ERRORDEF_( Cannot_Open_Stream, 0x51, \
+ "cannot open stream" )
+ FT_ERRORDEF_( Invalid_Stream_Seek, 0x52, \
+ "invalid stream seek" )
+ FT_ERRORDEF_( Invalid_Stream_Skip, 0x53, \
+ "invalid stream skip" )
+ FT_ERRORDEF_( Invalid_Stream_Read, 0x54, \
+ "invalid stream read" )
+ FT_ERRORDEF_( Invalid_Stream_Operation, 0x55, \
+ "invalid stream operation" )
+ FT_ERRORDEF_( Invalid_Frame_Operation, 0x56, \
+ "invalid frame operation" )
+ FT_ERRORDEF_( Nested_Frame_Access, 0x57, \
+ "nested frame access" )
+ FT_ERRORDEF_( Invalid_Frame_Read, 0x58, \
+ "invalid frame read" )
+
+ /* raster errors */
+
+ FT_ERRORDEF_( Raster_Uninitialized, 0x60, \
+ "raster uninitialized" )
+ FT_ERRORDEF_( Raster_Corrupted, 0x61, \
+ "raster corrupted" )
+ FT_ERRORDEF_( Raster_Overflow, 0x62, \
+ "raster overflow" )
+ FT_ERRORDEF_( Raster_Negative_Height, 0x63, \
+ "negative height while rastering" )
+
+ /* cache errors */
+
+ FT_ERRORDEF_( Too_Many_Caches, 0x70, \
+ "too many registered caches" )
+
+ /* TrueType and SFNT errors */
+
+ FT_ERRORDEF_( Invalid_Opcode, 0x80, \
+ "invalid opcode" )
+ FT_ERRORDEF_( Too_Few_Arguments, 0x81, \
+ "too few arguments" )
+ FT_ERRORDEF_( Stack_Overflow, 0x82, \
+ "stack overflow" )
+ FT_ERRORDEF_( Code_Overflow, 0x83, \
+ "code overflow" )
+ FT_ERRORDEF_( Bad_Argument, 0x84, \
+ "bad argument" )
+ FT_ERRORDEF_( Divide_By_Zero, 0x85, \
+ "division by zero" )
+ FT_ERRORDEF_( Invalid_Reference, 0x86, \
+ "invalid reference" )
+ FT_ERRORDEF_( Debug_OpCode, 0x87, \
+ "found debug opcode" )
+ FT_ERRORDEF_( ENDF_In_Exec_Stream, 0x88, \
+ "found ENDF opcode in execution stream" )
+ FT_ERRORDEF_( Nested_DEFS, 0x89, \
+ "nested DEFS" )
+ FT_ERRORDEF_( Invalid_CodeRange, 0x8A, \
+ "invalid code range" )
+ FT_ERRORDEF_( Execution_Too_Long, 0x8B, \
+ "execution context too long" )
+ FT_ERRORDEF_( Too_Many_Function_Defs, 0x8C, \
+ "too many function definitions" )
+ FT_ERRORDEF_( Too_Many_Instruction_Defs, 0x8D, \
+ "too many instruction definitions" )
+ FT_ERRORDEF_( Table_Missing, 0x8E, \
+ "SFNT font table missing" )
+ FT_ERRORDEF_( Horiz_Header_Missing, 0x8F, \
+ "horizontal header (hhea) table missing" )
+ FT_ERRORDEF_( Locations_Missing, 0x90, \
+ "locations (loca) table missing" )
+ FT_ERRORDEF_( Name_Table_Missing, 0x91, \
+ "name table missing" )
+ FT_ERRORDEF_( CMap_Table_Missing, 0x92, \
+ "character map (cmap) table missing" )
+ FT_ERRORDEF_( Hmtx_Table_Missing, 0x93, \
+ "horizontal metrics (hmtx) table missing" )
+ FT_ERRORDEF_( Post_Table_Missing, 0x94, \
+ "PostScript (post) table missing" )
+ FT_ERRORDEF_( Invalid_Horiz_Metrics, 0x95, \
+ "invalid horizontal metrics" )
+ FT_ERRORDEF_( Invalid_CharMap_Format, 0x96, \
+ "invalid character map (cmap) format" )
+ FT_ERRORDEF_( Invalid_PPem, 0x97, \
+ "invalid ppem value" )
+ FT_ERRORDEF_( Invalid_Vert_Metrics, 0x98, \
+ "invalid vertical metrics" )
+ FT_ERRORDEF_( Could_Not_Find_Context, 0x99, \
+ "could not find context" )
+ FT_ERRORDEF_( Invalid_Post_Table_Format, 0x9A, \
+ "invalid PostScript (post) table format" )
+ FT_ERRORDEF_( Invalid_Post_Table, 0x9B, \
+ "invalid PostScript (post) table" )
+
+ /* CFF, CID, and Type 1 errors */
+
+ FT_ERRORDEF_( Syntax_Error, 0xA0, \
+ "opcode syntax error" )
+ FT_ERRORDEF_( Stack_Underflow, 0xA1, \
+ "argument stack underflow" )
+ FT_ERRORDEF_( Ignore, 0xA2, \
+ "ignore" )
+ FT_ERRORDEF_( No_Unicode_Glyph_Name, 0xA3, \
+ "no Unicode glyph name found" )
+
+ /* BDF errors */
+
+ FT_ERRORDEF_( Missing_Startfont_Field, 0xB0, \
+ "`STARTFONT' field missing" )
+ FT_ERRORDEF_( Missing_Font_Field, 0xB1, \
+ "`FONT' field missing" )
+ FT_ERRORDEF_( Missing_Size_Field, 0xB2, \
+ "`SIZE' field missing" )
+ FT_ERRORDEF_( Missing_Fontboundingbox_Field, 0xB3, \
+ "`FONTBOUNDINGBOX' field missing" )
+ FT_ERRORDEF_( Missing_Chars_Field, 0xB4, \
+ "`CHARS' field missing" )
+ FT_ERRORDEF_( Missing_Startchar_Field, 0xB5, \
+ "`STARTCHAR' field missing" )
+ FT_ERRORDEF_( Missing_Encoding_Field, 0xB6, \
+ "`ENCODING' field missing" )
+ FT_ERRORDEF_( Missing_Bbx_Field, 0xB7, \
+ "`BBX' field missing" )
+ FT_ERRORDEF_( Bbx_Too_Big, 0xB8, \
+ "`BBX' too big" )
+ FT_ERRORDEF_( Corrupted_Font_Header, 0xB9, \
+ "Font header corrupted or missing fields" )
+ FT_ERRORDEF_( Corrupted_Font_Glyphs, 0xBA, \
+ "Font glyphs corrupted or missing fields" )
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* fterrors.h */
+/* */
+/* FreeType error code handling (specification). */
+/* */
+/* Copyright 1996-2001, 2002, 2004, 2007 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This special header file is used to define the handling of FT2 */
+ /* enumeration constants. It can also be used to generate error message */
+ /* strings with a small macro trick explained below. */
+ /* */
+ /* I - Error Formats */
+ /* ----------------- */
+ /* */
+ /* The configuration macro FT_CONFIG_OPTION_USE_MODULE_ERRORS can be */
+ /* defined in ftoption.h in order to make the higher byte indicate */
+ /* the module where the error has happened (this is not compatible */
+ /* with standard builds of FreeType 2). You can then use the macro */
+ /* FT_ERROR_BASE macro to extract the generic error code from an */
+ /* FT_Error value. */
+ /* */
+ /* */
+ /* II - Error Message strings */
+ /* -------------------------- */
+ /* */
+ /* The error definitions below are made through special macros that */
+ /* allow client applications to build a table of error message strings */
+ /* if they need it. The strings are not included in a normal build of */
+ /* FreeType 2 to save space (most client applications do not use */
+ /* them). */
+ /* */
+ /* To do so, you have to define the following macros before including */
+ /* this file: */
+ /* */
+ /* FT_ERROR_START_LIST :: */
+ /* This macro is called before anything else to define the start of */
+ /* the error list. It is followed by several FT_ERROR_DEF calls */
+ /* (see below). */
+ /* */
+ /* FT_ERROR_DEF( e, v, s ) :: */
+ /* This macro is called to define one single error. */
+ /* `e' is the error code identifier (e.g. FT_Err_Invalid_Argument). */
+ /* `v' is the error numerical value. */
+ /* `s' is the corresponding error string. */
+ /* */
+ /* FT_ERROR_END_LIST :: */
+ /* This macro ends the list. */
+ /* */
+ /* Additionally, you have to undefine __FTERRORS_H__ before #including */
+ /* this file. */
+ /* */
+ /* Here is a simple example: */
+ /* */
+ /* { */
+ /* #undef __FTERRORS_H__ */
+ /* #define FT_ERRORDEF( e, v, s ) { e, s }, */
+ /* #define FT_ERROR_START_LIST { */
+ /* #define FT_ERROR_END_LIST { 0, 0 } }; */
+ /* */
+ /* const struct */
+ /* { */
+ /* int err_code; */
+ /* const char* err_msg; */
+ /* } ft_errors[] = */
+ /* */
+ /* #include FT_ERRORS_H */
+ /* } */
+ /* */
+ /*************************************************************************/
+
+
+#ifndef __FTERRORS_H__
+#define __FTERRORS_H__
+
+
+ /* include module base error codes */
+#include FT_MODULE_ERRORS_H
+
+
+ /*******************************************************************/
+ /*******************************************************************/
+ /***** *****/
+ /***** SETUP MACROS *****/
+ /***** *****/
+ /*******************************************************************/
+ /*******************************************************************/
+
+
+#undef FT_NEED_EXTERN_C
+
+#undef FT_ERR_XCAT
+#undef FT_ERR_CAT
+
+#define FT_ERR_XCAT( x, y ) x ## y
+#define FT_ERR_CAT( x, y ) FT_ERR_XCAT( x, y )
+
+
+ /* FT_ERR_PREFIX is used as a prefix for error identifiers. */
+ /* By default, we use `FT_Err_'. */
+ /* */
+#ifndef FT_ERR_PREFIX
+#define FT_ERR_PREFIX FT_Err_
+#endif
+
+
+ /* FT_ERR_BASE is used as the base for module-specific errors. */
+ /* */
+#ifdef FT_CONFIG_OPTION_USE_MODULE_ERRORS
+
+#ifndef FT_ERR_BASE
+#define FT_ERR_BASE FT_Mod_Err_Base
+#endif
+
+#else
+
+#undef FT_ERR_BASE
+#define FT_ERR_BASE 0
+
+#endif /* FT_CONFIG_OPTION_USE_MODULE_ERRORS */
+
+
+ /* If FT_ERRORDEF is not defined, we need to define a simple */
+ /* enumeration type. */
+ /* */
+#ifndef FT_ERRORDEF
+
+#define FT_ERRORDEF( e, v, s ) e = v,
+#define FT_ERROR_START_LIST enum {
+#define FT_ERROR_END_LIST FT_ERR_CAT( FT_ERR_PREFIX, Max ) };
+
+#ifdef __cplusplus
+#define FT_NEED_EXTERN_C
+ extern "C" {
+#endif
+
+#endif /* !FT_ERRORDEF */
+
+
+ /* this macro is used to define an error */
+#define FT_ERRORDEF_( e, v, s ) \
+ FT_ERRORDEF( FT_ERR_CAT( FT_ERR_PREFIX, e ), v + FT_ERR_BASE, s )
+
+ /* this is only used for <module>_Err_Ok, which must be 0! */
+#define FT_NOERRORDEF_( e, v, s ) \
+ FT_ERRORDEF( FT_ERR_CAT( FT_ERR_PREFIX, e ), v, s )
+
+
+#ifdef FT_ERROR_START_LIST
+ FT_ERROR_START_LIST
+#endif
+
+
+ /* now include the error codes */
+#include FT_ERROR_DEFINITIONS_H
+
+
+#ifdef FT_ERROR_END_LIST
+ FT_ERROR_END_LIST
+#endif
+
+
+ /*******************************************************************/
+ /*******************************************************************/
+ /***** *****/
+ /***** SIMPLE CLEANUP *****/
+ /***** *****/
+ /*******************************************************************/
+ /*******************************************************************/
+
+#ifdef FT_NEED_EXTERN_C
+ }
+#endif
+
+#undef FT_ERROR_START_LIST
+#undef FT_ERROR_END_LIST
+
+#undef FT_ERRORDEF
+#undef FT_ERRORDEF_
+#undef FT_NOERRORDEF_
+
+#undef FT_NEED_EXTERN_C
+#undef FT_ERR_BASE
+
+ /* FT_KEEP_ERR_PREFIX is needed for ftvalid.h */
+#ifndef FT_KEEP_ERR_PREFIX
+#undef FT_ERR_PREFIX
+#else
+#undef FT_KEEP_ERR_PREFIX
+#endif
+
+#endif /* __FTERRORS_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftgasp.h */
+/* */
+/* Access of TrueType's `gasp' table (specification). */
+/* */
+/* Copyright 2007, 2008, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef _FT_GASP_H_
+#define _FT_GASP_H_
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+#ifdef FREETYPE_H
+#error "freetype.h of FreeType 1 has been loaded!"
+#error "Please fix the directory search order for header files"
+#error "so that freetype.h of FreeType 2 is found first."
+#endif
+
+
+ /***************************************************************************
+ *
+ * @section:
+ * gasp_table
+ *
+ * @title:
+ * Gasp Table
+ *
+ * @abstract:
+ * Retrieving TrueType `gasp' table entries.
+ *
+ * @description:
+ * The function @FT_Get_Gasp can be used to query a TrueType or OpenType
+ * font for specific entries in its `gasp' table, if any. This is
+ * mainly useful when implementing native TrueType hinting with the
+ * bytecode interpreter to duplicate the Windows text rendering results.
+ */
+
+ /*************************************************************************
+ *
+ * @enum:
+ * FT_GASP_XXX
+ *
+ * @description:
+ * A list of values and/or bit-flags returned by the @FT_Get_Gasp
+ * function.
+ *
+ * @values:
+ * FT_GASP_NO_TABLE ::
+ * This special value means that there is no GASP table in this face.
+ * It is up to the client to decide what to do.
+ *
+ * FT_GASP_DO_GRIDFIT ::
+ * Grid-fitting and hinting should be performed at the specified ppem.
+ * This *really* means TrueType bytecode interpretation. If this bit
+ * is not set, no hinting gets applied.
+ *
+ * FT_GASP_DO_GRAY ::
+ * Anti-aliased rendering should be performed at the specified ppem.
+ * If not set, do monochrome rendering.
+ *
+ * FT_GASP_SYMMETRIC_SMOOTHING ::
+ * If set, smoothing along multiple axes must be used with ClearType.
+ *
+ * FT_GASP_SYMMETRIC_GRIDFIT ::
+ * Grid-fitting must be used with ClearType's symmetric smoothing.
+ *
+ * @note:
+ * The bit-flags `FT_GASP_DO_GRIDFIT' and `FT_GASP_DO_GRAY' are to be
+ * used for standard font rasterization only. Independently of that,
+ * `FT_GASP_SYMMETRIC_SMOOTHING' and `FT_GASP_SYMMETRIC_GRIDFIT' are to
+ * be used if ClearType is enabled (and `FT_GASP_DO_GRIDFIT' and
+ * `FT_GASP_DO_GRAY' are consequently ignored).
+ *
+ * `ClearType' is Microsoft's implementation of LCD rendering, partly
+ * protected by patents.
+ *
+ * @since:
+ * 2.3.0
+ */
+#define FT_GASP_NO_TABLE -1
+#define FT_GASP_DO_GRIDFIT 0x01
+#define FT_GASP_DO_GRAY 0x02
+#define FT_GASP_SYMMETRIC_SMOOTHING 0x08
+#define FT_GASP_SYMMETRIC_GRIDFIT 0x10
+
+
+ /*************************************************************************
+ *
+ * @func:
+ * FT_Get_Gasp
+ *
+ * @description:
+ * Read the `gasp' table from a TrueType or OpenType font file and
+ * return the entry corresponding to a given character pixel size.
+ *
+ * @input:
+ * face :: The source face handle.
+ * ppem :: The vertical character pixel size.
+ *
+ * @return:
+ * Bit flags (see @FT_GASP_XXX), or @FT_GASP_NO_TABLE if there is no
+ * `gasp' table in the face.
+ *
+ * @since:
+ * 2.3.0
+ */
+ FT_EXPORT( FT_Int )
+ FT_Get_Gasp( FT_Face face,
+ FT_UInt ppem );
+
+/* */
+
+#endif /* _FT_GASP_H_ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftglyph.h */
+/* */
+/* FreeType convenience functions to handle glyphs (specification). */
+/* */
+/* Copyright 1996-2003, 2006, 2008, 2009, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This file contains the definition of several convenience functions */
+ /* that can be used by client applications to easily retrieve glyph */
+ /* bitmaps and outlines from a given face. */
+ /* */
+ /* These functions should be optional if you are writing a font server */
+ /* or text layout engine on top of FreeType. However, they are pretty */
+ /* handy for many other simple uses of the library. */
+ /* */
+ /*************************************************************************/
+
+
+#ifndef __FTGLYPH_H__
+#define __FTGLYPH_H__
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+#ifdef FREETYPE_H
+#error "freetype.h of FreeType 1 has been loaded!"
+#error "Please fix the directory search order for header files"
+#error "so that freetype.h of FreeType 2 is found first."
+#endif
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* glyph_management */
+ /* */
+ /* <Title> */
+ /* Glyph Management */
+ /* */
+ /* <Abstract> */
+ /* Generic interface to manage individual glyph data. */
+ /* */
+ /* <Description> */
+ /* This section contains definitions used to manage glyph data */
+ /* through generic FT_Glyph objects. Each of them can contain a */
+ /* bitmap, a vector outline, or even images in other formats. */
+ /* */
+ /*************************************************************************/
+
+
+ /* forward declaration to a private type */
+ typedef struct FT_Glyph_Class_ FT_Glyph_Class;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_Glyph */
+ /* */
+ /* <Description> */
+ /* Handle to an object used to model generic glyph images. It is a */
+ /* pointer to the @FT_GlyphRec structure and can contain a glyph */
+ /* bitmap or pointer. */
+ /* */
+ /* <Note> */
+ /* Glyph objects are not owned by the library. You must thus release */
+ /* them manually (through @FT_Done_Glyph) _before_ calling */
+ /* @FT_Done_FreeType. */
+ /* */
+ typedef struct FT_GlyphRec_* FT_Glyph;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_GlyphRec */
+ /* */
+ /* <Description> */
+ /* The root glyph structure contains a given glyph image plus its */
+ /* advance width in 16.16 fixed float format. */
+ /* */
+ /* <Fields> */
+ /* library :: A handle to the FreeType library object. */
+ /* */
+ /* clazz :: A pointer to the glyph's class. Private. */
+ /* */
+ /* format :: The format of the glyph's image. */
+ /* */
+ /* advance :: A 16.16 vector that gives the glyph's advance width. */
+ /* */
+ typedef struct FT_GlyphRec_
+ {
+ FT_Library library;
+ const FT_Glyph_Class* clazz;
+ FT_Glyph_Format format;
+ FT_Vector advance;
+
+ } FT_GlyphRec;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_BitmapGlyph */
+ /* */
+ /* <Description> */
+ /* A handle to an object used to model a bitmap glyph image. This is */
+ /* a sub-class of @FT_Glyph, and a pointer to @FT_BitmapGlyphRec. */
+ /* */
+ typedef struct FT_BitmapGlyphRec_* FT_BitmapGlyph;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_BitmapGlyphRec */
+ /* */
+ /* <Description> */
+ /* A structure used for bitmap glyph images. This really is a */
+ /* `sub-class' of @FT_GlyphRec. */
+ /* */
+ /* <Fields> */
+ /* root :: The root @FT_Glyph fields. */
+ /* */
+ /* left :: The left-side bearing, i.e., the horizontal distance */
+ /* from the current pen position to the left border of the */
+ /* glyph bitmap. */
+ /* */
+ /* top :: The top-side bearing, i.e., the vertical distance from */
+ /* the current pen position to the top border of the glyph */
+ /* bitmap. This distance is positive for upwards~y! */
+ /* */
+ /* bitmap :: A descriptor for the bitmap. */
+ /* */
+ /* <Note> */
+ /* You can typecast an @FT_Glyph to @FT_BitmapGlyph if you have */
+ /* `glyph->format == FT_GLYPH_FORMAT_BITMAP'. This lets you access */
+ /* the bitmap's contents easily. */
+ /* */
+ /* The corresponding pixel buffer is always owned by @FT_BitmapGlyph */
+ /* and is thus created and destroyed with it. */
+ /* */
+ typedef struct FT_BitmapGlyphRec_
+ {
+ FT_GlyphRec root;
+ FT_Int left;
+ FT_Int top;
+ FT_Bitmap bitmap;
+
+ } FT_BitmapGlyphRec;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_OutlineGlyph */
+ /* */
+ /* <Description> */
+ /* A handle to an object used to model an outline glyph image. This */
+ /* is a sub-class of @FT_Glyph, and a pointer to @FT_OutlineGlyphRec. */
+ /* */
+ typedef struct FT_OutlineGlyphRec_* FT_OutlineGlyph;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_OutlineGlyphRec */
+ /* */
+ /* <Description> */
+ /* A structure used for outline (vectorial) glyph images. This */
+ /* really is a `sub-class' of @FT_GlyphRec. */
+ /* */
+ /* <Fields> */
+ /* root :: The root @FT_Glyph fields. */
+ /* */
+ /* outline :: A descriptor for the outline. */
+ /* */
+ /* <Note> */
+ /* You can typecast an @FT_Glyph to @FT_OutlineGlyph if you have */
+ /* `glyph->format == FT_GLYPH_FORMAT_OUTLINE'. This lets you access */
+ /* the outline's content easily. */
+ /* */
+ /* As the outline is extracted from a glyph slot, its coordinates are */
+ /* expressed normally in 26.6 pixels, unless the flag */
+ /* @FT_LOAD_NO_SCALE was used in @FT_Load_Glyph() or @FT_Load_Char(). */
+ /* */
+ /* The outline's tables are always owned by the object and are */
+ /* destroyed with it. */
+ /* */
+ typedef struct FT_OutlineGlyphRec_
+ {
+ FT_GlyphRec root;
+ FT_Outline outline;
+
+ } FT_OutlineGlyphRec;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Get_Glyph */
+ /* */
+ /* <Description> */
+ /* A function used to extract a glyph image from a slot. Note that */
+ /* the created @FT_Glyph object must be released with @FT_Done_Glyph. */
+ /* */
+ /* <Input> */
+ /* slot :: A handle to the source glyph slot. */
+ /* */
+ /* <Output> */
+ /* aglyph :: A handle to the glyph object. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Get_Glyph( FT_GlyphSlot slot,
+ FT_Glyph *aglyph );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Glyph_Copy */
+ /* */
+ /* <Description> */
+ /* A function used to copy a glyph image. Note that the created */
+ /* @FT_Glyph object must be released with @FT_Done_Glyph. */
+ /* */
+ /* <Input> */
+ /* source :: A handle to the source glyph object. */
+ /* */
+ /* <Output> */
+ /* target :: A handle to the target glyph object. 0~in case of */
+ /* error. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Glyph_Copy( FT_Glyph source,
+ FT_Glyph *target );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Glyph_Transform */
+ /* */
+ /* <Description> */
+ /* Transform a glyph image if its format is scalable. */
+ /* */
+ /* <InOut> */
+ /* glyph :: A handle to the target glyph object. */
+ /* */
+ /* <Input> */
+ /* matrix :: A pointer to a 2x2 matrix to apply. */
+ /* */
+ /* delta :: A pointer to a 2d vector to apply. Coordinates are */
+ /* expressed in 1/64th of a pixel. */
+ /* */
+ /* <Return> */
+ /* FreeType error code (if not 0, the glyph format is not scalable). */
+ /* */
+ /* <Note> */
+ /* The 2x2 transformation matrix is also applied to the glyph's */
+ /* advance vector. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Glyph_Transform( FT_Glyph glyph,
+ FT_Matrix* matrix,
+ FT_Vector* delta );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Enum> */
+ /* FT_Glyph_BBox_Mode */
+ /* */
+ /* <Description> */
+ /* The mode how the values of @FT_Glyph_Get_CBox are returned. */
+ /* */
+ /* <Values> */
+ /* FT_GLYPH_BBOX_UNSCALED :: */
+ /* Return unscaled font units. */
+ /* */
+ /* FT_GLYPH_BBOX_SUBPIXELS :: */
+ /* Return unfitted 26.6 coordinates. */
+ /* */
+ /* FT_GLYPH_BBOX_GRIDFIT :: */
+ /* Return grid-fitted 26.6 coordinates. */
+ /* */
+ /* FT_GLYPH_BBOX_TRUNCATE :: */
+ /* Return coordinates in integer pixels. */
+ /* */
+ /* FT_GLYPH_BBOX_PIXELS :: */
+ /* Return grid-fitted pixel coordinates. */
+ /* */
+ typedef enum FT_Glyph_BBox_Mode_
+ {
+ FT_GLYPH_BBOX_UNSCALED = 0,
+ FT_GLYPH_BBOX_SUBPIXELS = 0,
+ FT_GLYPH_BBOX_GRIDFIT = 1,
+ FT_GLYPH_BBOX_TRUNCATE = 2,
+ FT_GLYPH_BBOX_PIXELS = 3
+
+ } FT_Glyph_BBox_Mode;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Enum> */
+ /* ft_glyph_bbox_xxx */
+ /* */
+ /* <Description> */
+ /* These constants are deprecated. Use the corresponding */
+ /* @FT_Glyph_BBox_Mode values instead. */
+ /* */
+ /* <Values> */
+ /* ft_glyph_bbox_unscaled :: See @FT_GLYPH_BBOX_UNSCALED. */
+ /* ft_glyph_bbox_subpixels :: See @FT_GLYPH_BBOX_SUBPIXELS. */
+ /* ft_glyph_bbox_gridfit :: See @FT_GLYPH_BBOX_GRIDFIT. */
+ /* ft_glyph_bbox_truncate :: See @FT_GLYPH_BBOX_TRUNCATE. */
+ /* ft_glyph_bbox_pixels :: See @FT_GLYPH_BBOX_PIXELS. */
+ /* */
+#define ft_glyph_bbox_unscaled FT_GLYPH_BBOX_UNSCALED
+#define ft_glyph_bbox_subpixels FT_GLYPH_BBOX_SUBPIXELS
+#define ft_glyph_bbox_gridfit FT_GLYPH_BBOX_GRIDFIT
+#define ft_glyph_bbox_truncate FT_GLYPH_BBOX_TRUNCATE
+#define ft_glyph_bbox_pixels FT_GLYPH_BBOX_PIXELS
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Glyph_Get_CBox */
+ /* */
+ /* <Description> */
+ /* Return a glyph's `control box'. The control box encloses all the */
+ /* outline's points, including Bézier control points. Though it */
+ /* coincides with the exact bounding box for most glyphs, it can be */
+ /* slightly larger in some situations (like when rotating an outline */
+ /* which contains Bézier outside arcs). */
+ /* */
+ /* Computing the control box is very fast, while getting the bounding */
+ /* box can take much more time as it needs to walk over all segments */
+ /* and arcs in the outline. To get the latter, you can use the */
+ /* `ftbbox' component which is dedicated to this single task. */
+ /* */
+ /* <Input> */
+ /* glyph :: A handle to the source glyph object. */
+ /* */
+ /* mode :: The mode which indicates how to interpret the returned */
+ /* bounding box values. */
+ /* */
+ /* <Output> */
+ /* acbox :: The glyph coordinate bounding box. Coordinates are */
+ /* expressed in 1/64th of pixels if it is grid-fitted. */
+ /* */
+ /* <Note> */
+ /* Coordinates are relative to the glyph origin, using the y~upwards */
+ /* convention. */
+ /* */
+ /* If the glyph has been loaded with @FT_LOAD_NO_SCALE, `bbox_mode' */
+ /* must be set to @FT_GLYPH_BBOX_UNSCALED to get unscaled font */
+ /* units in 26.6 pixel format. The value @FT_GLYPH_BBOX_SUBPIXELS */
+ /* is another name for this constant. */
+ /* */
+ /* If the font is tricky and the glyph has been loaded with */
+ /* @FT_LOAD_NO_SCALE, the resulting CBox is meaningless. To get */
+ /* reasonable values for the CBox it is necessary to load the glyph */
+ /* at a large ppem value (so that the hinting instructions can */
+ /* properly shift and scale the subglyphs), then extracting the CBox */
+ /* which can be eventually converted back to font units. */
+ /* */
+ /* Note that the maximum coordinates are exclusive, which means that */
+ /* one can compute the width and height of the glyph image (be it in */
+ /* integer or 26.6 pixels) as: */
+ /* */
+ /* { */
+ /* width = bbox.xMax - bbox.xMin; */
+ /* height = bbox.yMax - bbox.yMin; */
+ /* } */
+ /* */
+ /* Note also that for 26.6 coordinates, if `bbox_mode' is set to */
+ /* @FT_GLYPH_BBOX_GRIDFIT, the coordinates will also be grid-fitted, */
+ /* which corresponds to: */
+ /* */
+ /* { */
+ /* bbox.xMin = FLOOR(bbox.xMin); */
+ /* bbox.yMin = FLOOR(bbox.yMin); */
+ /* bbox.xMax = CEILING(bbox.xMax); */
+ /* bbox.yMax = CEILING(bbox.yMax); */
+ /* } */
+ /* */
+ /* To get the bbox in pixel coordinates, set `bbox_mode' to */
+ /* @FT_GLYPH_BBOX_TRUNCATE. */
+ /* */
+ /* To get the bbox in grid-fitted pixel coordinates, set `bbox_mode' */
+ /* to @FT_GLYPH_BBOX_PIXELS. */
+ /* */
+ FT_EXPORT( void )
+ FT_Glyph_Get_CBox( FT_Glyph glyph,
+ FT_UInt bbox_mode,
+ FT_BBox *acbox );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Glyph_To_Bitmap */
+ /* */
+ /* <Description> */
+ /* Convert a given glyph object to a bitmap glyph object. */
+ /* */
+ /* <InOut> */
+ /* the_glyph :: A pointer to a handle to the target glyph. */
+ /* */
+ /* <Input> */
+ /* render_mode :: An enumeration that describes how the data is */
+ /* rendered. */
+ /* */
+ /* origin :: A pointer to a vector used to translate the glyph */
+ /* image before rendering. Can be~0 (if no */
+ /* translation). The origin is expressed in */
+ /* 26.6 pixels. */
+ /* */
+ /* destroy :: A boolean that indicates that the original glyph */
+ /* image should be destroyed by this function. It is */
+ /* never destroyed in case of error. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* This function does nothing if the glyph format isn't scalable. */
+ /* */
+ /* The glyph image is translated with the `origin' vector before */
+ /* rendering. */
+ /* */
+ /* The first parameter is a pointer to an @FT_Glyph handle, that will */
+ /* be _replaced_ by this function (with newly allocated data). */
+ /* Typically, you would use (omitting error handling): */
+ /* */
+ /* */
+ /* { */
+ /* FT_Glyph glyph; */
+ /* FT_BitmapGlyph glyph_bitmap; */
+ /* */
+ /* */
+ /* // load glyph */
+ /* error = FT_Load_Char( face, glyph_index, FT_LOAD_DEFAUT ); */
+ /* */
+ /* // extract glyph image */
+ /* error = FT_Get_Glyph( face->glyph, &glyph ); */
+ /* */
+ /* // convert to a bitmap (default render mode + destroying old) */
+ /* if ( glyph->format != FT_GLYPH_FORMAT_BITMAP ) */
+ /* { */
+ /* error = FT_Glyph_To_Bitmap( &glyph, FT_RENDER_MODE_NORMAL, */
+ /* 0, 1 ); */
+ /* if ( error ) // `glyph' unchanged */
+ /* ... */
+ /* } */
+ /* */
+ /* // access bitmap content by typecasting */
+ /* glyph_bitmap = (FT_BitmapGlyph)glyph; */
+ /* */
+ /* // do funny stuff with it, like blitting/drawing */
+ /* ... */
+ /* */
+ /* // discard glyph image (bitmap or not) */
+ /* FT_Done_Glyph( glyph ); */
+ /* } */
+ /* */
+ /* */
+ /* Here another example, again without error handling: */
+ /* */
+ /* */
+ /* { */
+ /* FT_Glyph glyphs[MAX_GLYPHS] */
+ /* */
+ /* */
+ /* ... */
+ /* */
+ /* for ( idx = 0; i < MAX_GLYPHS; i++ ) */
+ /* error = FT_Load_Glyph( face, idx, FT_LOAD_DEFAULT ) || */
+ /* FT_Get_Glyph ( face->glyph, &glyph[idx] ); */
+ /* */
+ /* ... */
+ /* */
+ /* for ( idx = 0; i < MAX_GLYPHS; i++ ) */
+ /* { */
+ /* FT_Glyph bitmap = glyphs[idx]; */
+ /* */
+ /* */
+ /* ... */
+ /* */
+ /* // after this call, `bitmap' no longer points into */
+ /* // the `glyphs' array (and the old value isn't destroyed) */
+ /* FT_Glyph_To_Bitmap( &bitmap, FT_RENDER_MODE_MONO, 0, 0 ); */
+ /* */
+ /* ... */
+ /* */
+ /* FT_Done_Glyph( bitmap ); */
+ /* } */
+ /* */
+ /* ... */
+ /* */
+ /* for ( idx = 0; i < MAX_GLYPHS; i++ ) */
+ /* FT_Done_Glyph( glyphs[idx] ); */
+ /* } */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Glyph_To_Bitmap( FT_Glyph* the_glyph,
+ FT_Render_Mode render_mode,
+ FT_Vector* origin,
+ FT_Bool destroy );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Done_Glyph */
+ /* */
+ /* <Description> */
+ /* Destroy a given glyph. */
+ /* */
+ /* <Input> */
+ /* glyph :: A handle to the target glyph object. */
+ /* */
+ FT_EXPORT( void )
+ FT_Done_Glyph( FT_Glyph glyph );
+
+ /* */
+
+
+ /* other helpful functions */
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* computations */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Matrix_Multiply */
+ /* */
+ /* <Description> */
+ /* Perform the matrix operation `b = a*b'. */
+ /* */
+ /* <Input> */
+ /* a :: A pointer to matrix `a'. */
+ /* */
+ /* <InOut> */
+ /* b :: A pointer to matrix `b'. */
+ /* */
+ /* <Note> */
+ /* The result is undefined if either `a' or `b' is zero. */
+ /* */
+ FT_EXPORT( void )
+ FT_Matrix_Multiply( const FT_Matrix* a,
+ FT_Matrix* b );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Matrix_Invert */
+ /* */
+ /* <Description> */
+ /* Invert a 2x2 matrix. Return an error if it can't be inverted. */
+ /* */
+ /* <InOut> */
+ /* matrix :: A pointer to the target matrix. Remains untouched in */
+ /* case of error. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Matrix_Invert( FT_Matrix* matrix );
+
+
+ /* */
+
+
+FT_END_HEADER
+
+#endif /* __FTGLYPH_H__ */
+
+
+/* END */
+
+
+/* Local Variables: */
+/* coding: utf-8 */
+/* End: */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftgxval.h */
+/* */
+/* FreeType API for validating TrueTypeGX/AAT tables (specification). */
+/* */
+/* Copyright 2004, 2005, 2006 by */
+/* Masatake YAMATO, Redhat K.K, */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/***************************************************************************/
+/* */
+/* gxvalid is derived from both gxlayout module and otvalid module. */
+/* Development of gxlayout is supported by the Information-technology */
+/* Promotion Agency(IPA), Japan. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTGXVAL_H__
+#define __FTGXVAL_H__
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+#ifdef FREETYPE_H
+#error "freetype.h of FreeType 1 has been loaded!"
+#error "Please fix the directory search order for header files"
+#error "so that freetype.h of FreeType 2 is found first."
+#endif
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* gx_validation */
+ /* */
+ /* <Title> */
+ /* TrueTypeGX/AAT Validation */
+ /* */
+ /* <Abstract> */
+ /* An API to validate TrueTypeGX/AAT tables. */
+ /* */
+ /* <Description> */
+ /* This section contains the declaration of functions to validate */
+ /* some TrueTypeGX tables (feat, mort, morx, bsln, just, kern, opbd, */
+ /* trak, prop, lcar). */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* */
+ /* Warning: Use FT_VALIDATE_XXX to validate a table. */
+ /* Following definitions are for gxvalid developers. */
+ /* */
+ /* */
+ /*************************************************************************/
+
+#define FT_VALIDATE_feat_INDEX 0
+#define FT_VALIDATE_mort_INDEX 1
+#define FT_VALIDATE_morx_INDEX 2
+#define FT_VALIDATE_bsln_INDEX 3
+#define FT_VALIDATE_just_INDEX 4
+#define FT_VALIDATE_kern_INDEX 5
+#define FT_VALIDATE_opbd_INDEX 6
+#define FT_VALIDATE_trak_INDEX 7
+#define FT_VALIDATE_prop_INDEX 8
+#define FT_VALIDATE_lcar_INDEX 9
+#define FT_VALIDATE_GX_LAST_INDEX FT_VALIDATE_lcar_INDEX
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_VALIDATE_GX_LENGTH
+ *
+ * @description:
+ * The number of tables checked in this module. Use it as a parameter
+ * for the `table-length' argument of function @FT_TrueTypeGX_Validate.
+ */
+#define FT_VALIDATE_GX_LENGTH (FT_VALIDATE_GX_LAST_INDEX + 1)
+
+ /* */
+
+ /* Up to 0x1000 is used by otvalid.
+ Ox2xxx is reserved for feature OT extension. */
+#define FT_VALIDATE_GX_START 0x4000
+#define FT_VALIDATE_GX_BITFIELD( tag ) \
+ ( FT_VALIDATE_GX_START << FT_VALIDATE_##tag##_INDEX )
+
+
+ /**********************************************************************
+ *
+ * @enum:
+ * FT_VALIDATE_GXXXX
+ *
+ * @description:
+ * A list of bit-field constants used with @FT_TrueTypeGX_Validate to
+ * indicate which TrueTypeGX/AAT Type tables should be validated.
+ *
+ * @values:
+ * FT_VALIDATE_feat ::
+ * Validate `feat' table.
+ *
+ * FT_VALIDATE_mort ::
+ * Validate `mort' table.
+ *
+ * FT_VALIDATE_morx ::
+ * Validate `morx' table.
+ *
+ * FT_VALIDATE_bsln ::
+ * Validate `bsln' table.
+ *
+ * FT_VALIDATE_just ::
+ * Validate `just' table.
+ *
+ * FT_VALIDATE_kern ::
+ * Validate `kern' table.
+ *
+ * FT_VALIDATE_opbd ::
+ * Validate `opbd' table.
+ *
+ * FT_VALIDATE_trak ::
+ * Validate `trak' table.
+ *
+ * FT_VALIDATE_prop ::
+ * Validate `prop' table.
+ *
+ * FT_VALIDATE_lcar ::
+ * Validate `lcar' table.
+ *
+ * FT_VALIDATE_GX ::
+ * Validate all TrueTypeGX tables (feat, mort, morx, bsln, just, kern,
+ * opbd, trak, prop and lcar).
+ *
+ */
+
+#define FT_VALIDATE_feat FT_VALIDATE_GX_BITFIELD( feat )
+#define FT_VALIDATE_mort FT_VALIDATE_GX_BITFIELD( mort )
+#define FT_VALIDATE_morx FT_VALIDATE_GX_BITFIELD( morx )
+#define FT_VALIDATE_bsln FT_VALIDATE_GX_BITFIELD( bsln )
+#define FT_VALIDATE_just FT_VALIDATE_GX_BITFIELD( just )
+#define FT_VALIDATE_kern FT_VALIDATE_GX_BITFIELD( kern )
+#define FT_VALIDATE_opbd FT_VALIDATE_GX_BITFIELD( opbd )
+#define FT_VALIDATE_trak FT_VALIDATE_GX_BITFIELD( trak )
+#define FT_VALIDATE_prop FT_VALIDATE_GX_BITFIELD( prop )
+#define FT_VALIDATE_lcar FT_VALIDATE_GX_BITFIELD( lcar )
+
+#define FT_VALIDATE_GX ( FT_VALIDATE_feat | \
+ FT_VALIDATE_mort | \
+ FT_VALIDATE_morx | \
+ FT_VALIDATE_bsln | \
+ FT_VALIDATE_just | \
+ FT_VALIDATE_kern | \
+ FT_VALIDATE_opbd | \
+ FT_VALIDATE_trak | \
+ FT_VALIDATE_prop | \
+ FT_VALIDATE_lcar )
+
+
+ /* */
+
+ /**********************************************************************
+ *
+ * @function:
+ * FT_TrueTypeGX_Validate
+ *
+ * @description:
+ * Validate various TrueTypeGX tables to assure that all offsets and
+ * indices are valid. The idea is that a higher-level library which
+ * actually does the text layout can access those tables without
+ * error checking (which can be quite time consuming).
+ *
+ * @input:
+ * face ::
+ * A handle to the input face.
+ *
+ * validation_flags ::
+ * A bit field which specifies the tables to be validated. See
+ * @FT_VALIDATE_GXXXX for possible values.
+ *
+ * table_length ::
+ * The size of the `tables' array. Normally, @FT_VALIDATE_GX_LENGTH
+ * should be passed.
+ *
+ * @output:
+ * tables ::
+ * The array where all validated sfnt tables are stored.
+ * The array itself must be allocated by a client.
+ *
+ * @return:
+ * FreeType error code. 0~means success.
+ *
+ * @note:
+ * This function only works with TrueTypeGX fonts, returning an error
+ * otherwise.
+ *
+ * After use, the application should deallocate the buffers pointed to by
+ * each `tables' element, by calling @FT_TrueTypeGX_Free. A NULL value
+ * indicates that the table either doesn't exist in the font, the
+ * application hasn't asked for validation, or the validator doesn't have
+ * the ability to validate the sfnt table.
+ */
+ FT_EXPORT( FT_Error )
+ FT_TrueTypeGX_Validate( FT_Face face,
+ FT_UInt validation_flags,
+ FT_Bytes tables[FT_VALIDATE_GX_LENGTH],
+ FT_UInt table_length );
+
+
+ /* */
+
+ /**********************************************************************
+ *
+ * @function:
+ * FT_TrueTypeGX_Free
+ *
+ * @description:
+ * Free the buffer allocated by TrueTypeGX validator.
+ *
+ * @input:
+ * face ::
+ * A handle to the input face.
+ *
+ * table ::
+ * The pointer to the buffer allocated by
+ * @FT_TrueTypeGX_Validate.
+ *
+ * @note:
+ * This function must be used to free the buffer allocated by
+ * @FT_TrueTypeGX_Validate only.
+ */
+ FT_EXPORT( void )
+ FT_TrueTypeGX_Free( FT_Face face,
+ FT_Bytes table );
+
+
+ /* */
+
+ /**********************************************************************
+ *
+ * @enum:
+ * FT_VALIDATE_CKERNXXX
+ *
+ * @description:
+ * A list of bit-field constants used with @FT_ClassicKern_Validate
+ * to indicate the classic kern dialect or dialects. If the selected
+ * type doesn't fit, @FT_ClassicKern_Validate regards the table as
+ * invalid.
+ *
+ * @values:
+ * FT_VALIDATE_MS ::
+ * Handle the `kern' table as a classic Microsoft kern table.
+ *
+ * FT_VALIDATE_APPLE ::
+ * Handle the `kern' table as a classic Apple kern table.
+ *
+ * FT_VALIDATE_CKERN ::
+ * Handle the `kern' as either classic Apple or Microsoft kern table.
+ */
+#define FT_VALIDATE_MS ( FT_VALIDATE_GX_START << 0 )
+#define FT_VALIDATE_APPLE ( FT_VALIDATE_GX_START << 1 )
+
+#define FT_VALIDATE_CKERN ( FT_VALIDATE_MS | FT_VALIDATE_APPLE )
+
+
+ /* */
+
+ /**********************************************************************
+ *
+ * @function:
+ * FT_ClassicKern_Validate
+ *
+ * @description:
+ * Validate classic (16-bit format) kern table to assure that the offsets
+ * and indices are valid. The idea is that a higher-level library which
+ * actually does the text layout can access those tables without error
+ * checking (which can be quite time consuming).
+ *
+ * The `kern' table validator in @FT_TrueTypeGX_Validate deals with both
+ * the new 32-bit format and the classic 16-bit format, while
+ * FT_ClassicKern_Validate only supports the classic 16-bit format.
+ *
+ * @input:
+ * face ::
+ * A handle to the input face.
+ *
+ * validation_flags ::
+ * A bit field which specifies the dialect to be validated. See
+ * @FT_VALIDATE_CKERNXXX for possible values.
+ *
+ * @output:
+ * ckern_table ::
+ * A pointer to the kern table.
+ *
+ * @return:
+ * FreeType error code. 0~means success.
+ *
+ * @note:
+ * After use, the application should deallocate the buffers pointed to by
+ * `ckern_table', by calling @FT_ClassicKern_Free. A NULL value
+ * indicates that the table doesn't exist in the font.
+ */
+ FT_EXPORT( FT_Error )
+ FT_ClassicKern_Validate( FT_Face face,
+ FT_UInt validation_flags,
+ FT_Bytes *ckern_table );
+
+
+ /* */
+
+ /**********************************************************************
+ *
+ * @function:
+ * FT_ClassicKern_Free
+ *
+ * @description:
+ * Free the buffer allocated by classic Kern validator.
+ *
+ * @input:
+ * face ::
+ * A handle to the input face.
+ *
+ * table ::
+ * The pointer to the buffer that is allocated by
+ * @FT_ClassicKern_Validate.
+ *
+ * @note:
+ * This function must be used to free the buffer allocated by
+ * @FT_ClassicKern_Validate only.
+ */
+ FT_EXPORT( void )
+ FT_ClassicKern_Free( FT_Face face,
+ FT_Bytes table );
+
+
+ /* */
+
+
+FT_END_HEADER
+
+#endif /* __FTGXVAL_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftgzip.h */
+/* */
+/* Gzip-compressed stream support. */
+/* */
+/* Copyright 2002, 2003, 2004, 2006 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTGZIP_H__
+#define __FTGZIP_H__
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+#ifdef FREETYPE_H
+#error "freetype.h of FreeType 1 has been loaded!"
+#error "Please fix the directory search order for header files"
+#error "so that freetype.h of FreeType 2 is found first."
+#endif
+
+
+FT_BEGIN_HEADER
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* gzip */
+ /* */
+ /* <Title> */
+ /* GZIP Streams */
+ /* */
+ /* <Abstract> */
+ /* Using gzip-compressed font files. */
+ /* */
+ /* <Description> */
+ /* This section contains the declaration of Gzip-specific functions. */
+ /* */
+ /*************************************************************************/
+
+
+ /************************************************************************
+ *
+ * @function:
+ * FT_Stream_OpenGzip
+ *
+ * @description:
+ * Open a new stream to parse gzip-compressed font files. This is
+ * mainly used to support the compressed `*.pcf.gz' fonts that come
+ * with XFree86.
+ *
+ * @input:
+ * stream ::
+ * The target embedding stream.
+ *
+ * source ::
+ * The source stream.
+ *
+ * @return:
+ * FreeType error code. 0~means success.
+ *
+ * @note:
+ * The source stream must be opened _before_ calling this function.
+ *
+ * Calling the internal function `FT_Stream_Close' on the new stream will
+ * *not* call `FT_Stream_Close' on the source stream. None of the stream
+ * objects will be released to the heap.
+ *
+ * The stream implementation is very basic and resets the decompression
+ * process each time seeking backwards is needed within the stream.
+ *
+ * In certain builds of the library, gzip compression recognition is
+ * automatically handled when calling @FT_New_Face or @FT_Open_Face.
+ * This means that if no font driver is capable of handling the raw
+ * compressed file, the library will try to open a gzipped stream from
+ * it and re-open the face with it.
+ *
+ * This function may return `FT_Err_Unimplemented_Feature' if your build
+ * of FreeType was not compiled with zlib support.
+ */
+ FT_EXPORT( FT_Error )
+ FT_Stream_OpenGzip( FT_Stream stream,
+ FT_Stream source );
+
+ /* */
+
+
+FT_END_HEADER
+
+#endif /* __FTGZIP_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftimage.h */
+/* */
+/* FreeType glyph image formats and default raster interface */
+/* (specification). */
+/* */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, */
+/* 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+ /*************************************************************************/
+ /* */
+ /* Note: A `raster' is simply a scan-line converter, used to render */
+ /* FT_Outlines into FT_Bitmaps. */
+ /* */
+ /*************************************************************************/
+
+
+#ifndef __FTIMAGE_H__
+#define __FTIMAGE_H__
+
+
+ /* _STANDALONE_ is from ftgrays.c */
+#ifndef _STANDALONE_
+#include <ft2build.h>
+#endif
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* basic_types */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_Pos */
+ /* */
+ /* <Description> */
+ /* The type FT_Pos is used to store vectorial coordinates. Depending */
+ /* on the context, these can represent distances in integer font */
+ /* units, or 16.16, or 26.6 fixed float pixel coordinates. */
+ /* */
+ typedef signed long FT_Pos;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_Vector */
+ /* */
+ /* <Description> */
+ /* A simple structure used to store a 2D vector; coordinates are of */
+ /* the FT_Pos type. */
+ /* */
+ /* <Fields> */
+ /* x :: The horizontal coordinate. */
+ /* y :: The vertical coordinate. */
+ /* */
+ typedef struct FT_Vector_
+ {
+ FT_Pos x;
+ FT_Pos y;
+
+ } FT_Vector;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_BBox */
+ /* */
+ /* <Description> */
+ /* A structure used to hold an outline's bounding box, i.e., the */
+ /* coordinates of its extrema in the horizontal and vertical */
+ /* directions. */
+ /* */
+ /* <Fields> */
+ /* xMin :: The horizontal minimum (left-most). */
+ /* */
+ /* yMin :: The vertical minimum (bottom-most). */
+ /* */
+ /* xMax :: The horizontal maximum (right-most). */
+ /* */
+ /* yMax :: The vertical maximum (top-most). */
+ /* */
+ /* <Note> */
+ /* The bounding box is specified with the coordinates of the lower */
+ /* left and the upper right corner. In PostScript, those values are */
+ /* often called (llx,lly) and (urx,ury), respectively. */
+ /* */
+ /* If `yMin' is negative, this value gives the glyph's descender. */
+ /* Otherwise, the glyph doesn't descend below the baseline. */
+ /* Similarly, if `ymax' is positive, this value gives the glyph's */
+ /* ascender. */
+ /* */
+ /* `xMin' gives the horizontal distance from the glyph's origin to */
+ /* the left edge of the glyph's bounding box. If `xMin' is negative, */
+ /* the glyph extends to the left of the origin. */
+ /* */
+ typedef struct FT_BBox_
+ {
+ FT_Pos xMin, yMin;
+ FT_Pos xMax, yMax;
+
+ } FT_BBox;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Enum> */
+ /* FT_Pixel_Mode */
+ /* */
+ /* <Description> */
+ /* An enumeration type used to describe the format of pixels in a */
+ /* given bitmap. Note that additional formats may be added in the */
+ /* future. */
+ /* */
+ /* <Values> */
+ /* FT_PIXEL_MODE_NONE :: */
+ /* Value~0 is reserved. */
+ /* */
+ /* FT_PIXEL_MODE_MONO :: */
+ /* A monochrome bitmap, using 1~bit per pixel. Note that pixels */
+ /* are stored in most-significant order (MSB), which means that */
+ /* the left-most pixel in a byte has value 128. */
+ /* */
+ /* FT_PIXEL_MODE_GRAY :: */
+ /* An 8-bit bitmap, generally used to represent anti-aliased glyph */
+ /* images. Each pixel is stored in one byte. Note that the number */
+ /* of `gray' levels is stored in the `num_grays' field of the */
+ /* @FT_Bitmap structure (it generally is 256). */
+ /* */
+ /* FT_PIXEL_MODE_GRAY2 :: */
+ /* A 2-bit per pixel bitmap, used to represent embedded */
+ /* anti-aliased bitmaps in font files according to the OpenType */
+ /* specification. We haven't found a single font using this */
+ /* format, however. */
+ /* */
+ /* FT_PIXEL_MODE_GRAY4 :: */
+ /* A 4-bit per pixel bitmap, representing embedded anti-aliased */
+ /* bitmaps in font files according to the OpenType specification. */
+ /* We haven't found a single font using this format, however. */
+ /* */
+ /* FT_PIXEL_MODE_LCD :: */
+ /* An 8-bit bitmap, representing RGB or BGR decimated glyph images */
+ /* used for display on LCD displays; the bitmap is three times */
+ /* wider than the original glyph image. See also */
+ /* @FT_RENDER_MODE_LCD. */
+ /* */
+ /* FT_PIXEL_MODE_LCD_V :: */
+ /* An 8-bit bitmap, representing RGB or BGR decimated glyph images */
+ /* used for display on rotated LCD displays; the bitmap is three */
+ /* times taller than the original glyph image. See also */
+ /* @FT_RENDER_MODE_LCD_V. */
+ /* */
+ typedef enum FT_Pixel_Mode_
+ {
+ FT_PIXEL_MODE_NONE = 0,
+ FT_PIXEL_MODE_MONO,
+ FT_PIXEL_MODE_GRAY,
+ FT_PIXEL_MODE_GRAY2,
+ FT_PIXEL_MODE_GRAY4,
+ FT_PIXEL_MODE_LCD,
+ FT_PIXEL_MODE_LCD_V,
+
+ FT_PIXEL_MODE_MAX /* do not remove */
+
+ } FT_Pixel_Mode;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Enum> */
+ /* ft_pixel_mode_xxx */
+ /* */
+ /* <Description> */
+ /* A list of deprecated constants. Use the corresponding */
+ /* @FT_Pixel_Mode values instead. */
+ /* */
+ /* <Values> */
+ /* ft_pixel_mode_none :: See @FT_PIXEL_MODE_NONE. */
+ /* ft_pixel_mode_mono :: See @FT_PIXEL_MODE_MONO. */
+ /* ft_pixel_mode_grays :: See @FT_PIXEL_MODE_GRAY. */
+ /* ft_pixel_mode_pal2 :: See @FT_PIXEL_MODE_GRAY2. */
+ /* ft_pixel_mode_pal4 :: See @FT_PIXEL_MODE_GRAY4. */
+ /* */
+#define ft_pixel_mode_none FT_PIXEL_MODE_NONE
+#define ft_pixel_mode_mono FT_PIXEL_MODE_MONO
+#define ft_pixel_mode_grays FT_PIXEL_MODE_GRAY
+#define ft_pixel_mode_pal2 FT_PIXEL_MODE_GRAY2
+#define ft_pixel_mode_pal4 FT_PIXEL_MODE_GRAY4
+
+ /* */
+
+#if 0
+
+ /*************************************************************************/
+ /* */
+ /* <Enum> */
+ /* FT_Palette_Mode */
+ /* */
+ /* <Description> */
+ /* THIS TYPE IS DEPRECATED. DO NOT USE IT! */
+ /* */
+ /* An enumeration type to describe the format of a bitmap palette, */
+ /* used with ft_pixel_mode_pal4 and ft_pixel_mode_pal8. */
+ /* */
+ /* <Values> */
+ /* ft_palette_mode_rgb :: The palette is an array of 3-byte RGB */
+ /* records. */
+ /* */
+ /* ft_palette_mode_rgba :: The palette is an array of 4-byte RGBA */
+ /* records. */
+ /* */
+ /* <Note> */
+ /* As ft_pixel_mode_pal2, pal4 and pal8 are currently unused by */
+ /* FreeType, these types are not handled by the library itself. */
+ /* */
+ typedef enum FT_Palette_Mode_
+ {
+ ft_palette_mode_rgb = 0,
+ ft_palette_mode_rgba,
+
+ ft_palette_mode_max /* do not remove */
+
+ } FT_Palette_Mode;
+
+ /* */
+
+#endif
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_Bitmap */
+ /* */
+ /* <Description> */
+ /* A structure used to describe a bitmap or pixmap to the raster. */
+ /* Note that we now manage pixmaps of various depths through the */
+ /* `pixel_mode' field. */
+ /* */
+ /* <Fields> */
+ /* rows :: The number of bitmap rows. */
+ /* */
+ /* width :: The number of pixels in bitmap row. */
+ /* */
+ /* pitch :: The pitch's absolute value is the number of bytes */
+ /* taken by one bitmap row, including padding. */
+ /* However, the pitch is positive when the bitmap has */
+ /* a `down' flow, and negative when it has an `up' */
+ /* flow. In all cases, the pitch is an offset to add */
+ /* to a bitmap pointer in order to go down one row. */
+ /* */
+ /* Note that `padding' means the alignment of a */
+ /* bitmap to a byte border, and FreeType functions */
+ /* normally align to the smallest possible integer */
+ /* value. */
+ /* */
+ /* For the B/W rasterizer, `pitch' is always an even */
+ /* number. */
+ /* */
+ /* To change the pitch of a bitmap (say, to make it a */
+ /* multiple of 4), use @FT_Bitmap_Convert. */
+ /* Alternatively, you might use callback functions to */
+ /* directly render to the application's surface; see */
+ /* the file `example2.cpp' in the tutorial for a */
+ /* demonstration. */
+ /* */
+ /* buffer :: A typeless pointer to the bitmap buffer. This */
+ /* value should be aligned on 32-bit boundaries in */
+ /* most cases. */
+ /* */
+ /* num_grays :: This field is only used with */
+ /* @FT_PIXEL_MODE_GRAY; it gives the number of gray */
+ /* levels used in the bitmap. */
+ /* */
+ /* pixel_mode :: The pixel mode, i.e., how pixel bits are stored. */
+ /* See @FT_Pixel_Mode for possible values. */
+ /* */
+ /* palette_mode :: This field is intended for paletted pixel modes; */
+ /* it indicates how the palette is stored. Not */
+ /* used currently. */
+ /* */
+ /* palette :: A typeless pointer to the bitmap palette; this */
+ /* field is intended for paletted pixel modes. Not */
+ /* used currently. */
+ /* */
+ /* <Note> */
+ /* For now, the only pixel modes supported by FreeType are mono and */
+ /* grays. However, drivers might be added in the future to support */
+ /* more `colorful' options. */
+ /* */
+ typedef struct FT_Bitmap_
+ {
+ int rows;
+ int width;
+ int pitch;
+ unsigned char* buffer;
+ short num_grays;
+ char pixel_mode;
+ char palette_mode;
+ void* palette;
+
+ } FT_Bitmap;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* outline_processing */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_Outline */
+ /* */
+ /* <Description> */
+ /* This structure is used to describe an outline to the scan-line */
+ /* converter. */
+ /* */
+ /* <Fields> */
+ /* n_contours :: The number of contours in the outline. */
+ /* */
+ /* n_points :: The number of points in the outline. */
+ /* */
+ /* points :: A pointer to an array of `n_points' @FT_Vector */
+ /* elements, giving the outline's point coordinates. */
+ /* */
+ /* tags :: A pointer to an array of `n_points' chars, giving */
+ /* each outline point's type. */
+ /* */
+ /* If bit~0 is unset, the point is `off' the curve, */
+ /* i.e., a Bézier control point, while it is `on' if */
+ /* set. */
+ /* */
+ /* Bit~1 is meaningful for `off' points only. If set, */
+ /* it indicates a third-order Bézier arc control point; */
+ /* and a second-order control point if unset. */
+ /* */
+ /* If bit~2 is set, bits 5-7 contain the drop-out mode */
+ /* (as defined in the OpenType specification; the value */
+ /* is the same as the argument to the SCANMODE */
+ /* instruction). */
+ /* */
+ /* Bits 3 and~4 are reserved for internal purposes. */
+ /* */
+ /* contours :: An array of `n_contours' shorts, giving the end */
+ /* point of each contour within the outline. For */
+ /* example, the first contour is defined by the points */
+ /* `0' to `contours[0]', the second one is defined by */
+ /* the points `contours[0]+1' to `contours[1]', etc. */
+ /* */
+ /* flags :: A set of bit flags used to characterize the outline */
+ /* and give hints to the scan-converter and hinter on */
+ /* how to convert/grid-fit it. See @FT_OUTLINE_FLAGS. */
+ /* */
+ /* <Note> */
+ /* The B/W rasterizer only checks bit~2 in the `tags' array for the */
+ /* first point of each contour. The drop-out mode as given with */
+ /* @FT_OUTLINE_IGNORE_DROPOUTS, @FT_OUTLINE_SMART_DROPOUTS, and */
+ /* @FT_OUTLINE_INCLUDE_STUBS in `flags' is then overridden. */
+ /* */
+ typedef struct FT_Outline_
+ {
+ short n_contours; /* number of contours in glyph */
+ short n_points; /* number of points in the glyph */
+
+ FT_Vector* points; /* the outline's points */
+ char* tags; /* the points flags */
+ short* contours; /* the contour end points */
+
+ int flags; /* outline masks */
+
+ } FT_Outline;
+
+ /* Following limits must be consistent with */
+ /* FT_Outline.{n_contours,n_points} */
+#define FT_OUTLINE_CONTOURS_MAX SHRT_MAX
+#define FT_OUTLINE_POINTS_MAX SHRT_MAX
+
+
+ /*************************************************************************/
+ /* */
+ /* <Enum> */
+ /* FT_OUTLINE_FLAGS */
+ /* */
+ /* <Description> */
+ /* A list of bit-field constants use for the flags in an outline's */
+ /* `flags' field. */
+ /* */
+ /* <Values> */
+ /* FT_OUTLINE_NONE :: */
+ /* Value~0 is reserved. */
+ /* */
+ /* FT_OUTLINE_OWNER :: */
+ /* If set, this flag indicates that the outline's field arrays */
+ /* (i.e., `points', `flags', and `contours') are `owned' by the */
+ /* outline object, and should thus be freed when it is destroyed. */
+ /* */
+ /* FT_OUTLINE_EVEN_ODD_FILL :: */
+ /* By default, outlines are filled using the non-zero winding rule. */
+ /* If set to 1, the outline will be filled using the even-odd fill */
+ /* rule (only works with the smooth rasterizer). */
+ /* */
+ /* FT_OUTLINE_REVERSE_FILL :: */
+ /* By default, outside contours of an outline are oriented in */
+ /* clock-wise direction, as defined in the TrueType specification. */
+ /* This flag is set if the outline uses the opposite direction */
+ /* (typically for Type~1 fonts). This flag is ignored by the scan */
+ /* converter. */
+ /* */
+ /* FT_OUTLINE_IGNORE_DROPOUTS :: */
+ /* By default, the scan converter will try to detect drop-outs in */
+ /* an outline and correct the glyph bitmap to ensure consistent */
+ /* shape continuity. If set, this flag hints the scan-line */
+ /* converter to ignore such cases. See below for more information. */
+ /* */
+ /* FT_OUTLINE_SMART_DROPOUTS :: */
+ /* Select smart dropout control. If unset, use simple dropout */
+ /* control. Ignored if @FT_OUTLINE_IGNORE_DROPOUTS is set. See */
+ /* below for more information. */
+ /* */
+ /* FT_OUTLINE_INCLUDE_STUBS :: */
+ /* If set, turn pixels on for `stubs', otherwise exclude them. */
+ /* Ignored if @FT_OUTLINE_IGNORE_DROPOUTS is set. See below for */
+ /* more information. */
+ /* */
+ /* FT_OUTLINE_HIGH_PRECISION :: */
+ /* This flag indicates that the scan-line converter should try to */
+ /* convert this outline to bitmaps with the highest possible */
+ /* quality. It is typically set for small character sizes. Note */
+ /* that this is only a hint that might be completely ignored by a */
+ /* given scan-converter. */
+ /* */
+ /* FT_OUTLINE_SINGLE_PASS :: */
+ /* This flag is set to force a given scan-converter to only use a */
+ /* single pass over the outline to render a bitmap glyph image. */
+ /* Normally, it is set for very large character sizes. It is only */
+ /* a hint that might be completely ignored by a given */
+ /* scan-converter. */
+ /* */
+ /* <Note> */
+ /* The flags @FT_OUTLINE_IGNORE_DROPOUTS, @FT_OUTLINE_SMART_DROPOUTS, */
+ /* and @FT_OUTLINE_INCLUDE_STUBS are ignored by the smooth */
+ /* rasterizer. */
+ /* */
+ /* There exists a second mechanism to pass the drop-out mode to the */
+ /* B/W rasterizer; see the `tags' field in @FT_Outline. */
+ /* */
+ /* Please refer to the description of the `SCANTYPE' instruction in */
+ /* the OpenType specification (in file `ttinst1.doc') how simple */
+ /* drop-outs, smart drop-outs, and stubs are defined. */
+ /* */
+#define FT_OUTLINE_NONE 0x0
+#define FT_OUTLINE_OWNER 0x1
+#define FT_OUTLINE_EVEN_ODD_FILL 0x2
+#define FT_OUTLINE_REVERSE_FILL 0x4
+#define FT_OUTLINE_IGNORE_DROPOUTS 0x8
+#define FT_OUTLINE_SMART_DROPOUTS 0x10
+#define FT_OUTLINE_INCLUDE_STUBS 0x20
+
+#define FT_OUTLINE_HIGH_PRECISION 0x100
+#define FT_OUTLINE_SINGLE_PASS 0x200
+
+
+ /*************************************************************************
+ *
+ * @enum:
+ * ft_outline_flags
+ *
+ * @description:
+ * These constants are deprecated. Please use the corresponding
+ * @FT_OUTLINE_FLAGS values.
+ *
+ * @values:
+ * ft_outline_none :: See @FT_OUTLINE_NONE.
+ * ft_outline_owner :: See @FT_OUTLINE_OWNER.
+ * ft_outline_even_odd_fill :: See @FT_OUTLINE_EVEN_ODD_FILL.
+ * ft_outline_reverse_fill :: See @FT_OUTLINE_REVERSE_FILL.
+ * ft_outline_ignore_dropouts :: See @FT_OUTLINE_IGNORE_DROPOUTS.
+ * ft_outline_high_precision :: See @FT_OUTLINE_HIGH_PRECISION.
+ * ft_outline_single_pass :: See @FT_OUTLINE_SINGLE_PASS.
+ */
+#define ft_outline_none FT_OUTLINE_NONE
+#define ft_outline_owner FT_OUTLINE_OWNER
+#define ft_outline_even_odd_fill FT_OUTLINE_EVEN_ODD_FILL
+#define ft_outline_reverse_fill FT_OUTLINE_REVERSE_FILL
+#define ft_outline_ignore_dropouts FT_OUTLINE_IGNORE_DROPOUTS
+#define ft_outline_high_precision FT_OUTLINE_HIGH_PRECISION
+#define ft_outline_single_pass FT_OUTLINE_SINGLE_PASS
+
+ /* */
+
+#define FT_CURVE_TAG( flag ) ( flag & 3 )
+
+#define FT_CURVE_TAG_ON 1
+#define FT_CURVE_TAG_CONIC 0
+#define FT_CURVE_TAG_CUBIC 2
+
+#define FT_CURVE_TAG_HAS_SCANMODE 4
+
+#define FT_CURVE_TAG_TOUCH_X 8 /* reserved for the TrueType hinter */
+#define FT_CURVE_TAG_TOUCH_Y 16 /* reserved for the TrueType hinter */
+
+#define FT_CURVE_TAG_TOUCH_BOTH ( FT_CURVE_TAG_TOUCH_X | \
+ FT_CURVE_TAG_TOUCH_Y )
+
+#define FT_Curve_Tag_On FT_CURVE_TAG_ON
+#define FT_Curve_Tag_Conic FT_CURVE_TAG_CONIC
+#define FT_Curve_Tag_Cubic FT_CURVE_TAG_CUBIC
+#define FT_Curve_Tag_Touch_X FT_CURVE_TAG_TOUCH_X
+#define FT_Curve_Tag_Touch_Y FT_CURVE_TAG_TOUCH_Y
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* FT_Outline_MoveToFunc */
+ /* */
+ /* <Description> */
+ /* A function pointer type used to describe the signature of a `move */
+ /* to' function during outline walking/decomposition. */
+ /* */
+ /* A `move to' is emitted to start a new contour in an outline. */
+ /* */
+ /* <Input> */
+ /* to :: A pointer to the target point of the `move to'. */
+ /* */
+ /* user :: A typeless pointer which is passed from the caller of the */
+ /* decomposition function. */
+ /* */
+ /* <Return> */
+ /* Error code. 0~means success. */
+ /* */
+ typedef int
+ (*FT_Outline_MoveToFunc)( const FT_Vector* to,
+ void* user );
+
+#define FT_Outline_MoveTo_Func FT_Outline_MoveToFunc
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* FT_Outline_LineToFunc */
+ /* */
+ /* <Description> */
+ /* A function pointer type used to describe the signature of a `line */
+ /* to' function during outline walking/decomposition. */
+ /* */
+ /* A `line to' is emitted to indicate a segment in the outline. */
+ /* */
+ /* <Input> */
+ /* to :: A pointer to the target point of the `line to'. */
+ /* */
+ /* user :: A typeless pointer which is passed from the caller of the */
+ /* decomposition function. */
+ /* */
+ /* <Return> */
+ /* Error code. 0~means success. */
+ /* */
+ typedef int
+ (*FT_Outline_LineToFunc)( const FT_Vector* to,
+ void* user );
+
+#define FT_Outline_LineTo_Func FT_Outline_LineToFunc
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* FT_Outline_ConicToFunc */
+ /* */
+ /* <Description> */
+ /* A function pointer type used to describe the signature of a `conic */
+ /* to' function during outline walking or decomposition. */
+ /* */
+ /* A `conic to' is emitted to indicate a second-order Bézier arc in */
+ /* the outline. */
+ /* */
+ /* <Input> */
+ /* control :: An intermediate control point between the last position */
+ /* and the new target in `to'. */
+ /* */
+ /* to :: A pointer to the target end point of the conic arc. */
+ /* */
+ /* user :: A typeless pointer which is passed from the caller of */
+ /* the decomposition function. */
+ /* */
+ /* <Return> */
+ /* Error code. 0~means success. */
+ /* */
+ typedef int
+ (*FT_Outline_ConicToFunc)( const FT_Vector* control,
+ const FT_Vector* to,
+ void* user );
+
+#define FT_Outline_ConicTo_Func FT_Outline_ConicToFunc
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* FT_Outline_CubicToFunc */
+ /* */
+ /* <Description> */
+ /* A function pointer type used to describe the signature of a `cubic */
+ /* to' function during outline walking or decomposition. */
+ /* */
+ /* A `cubic to' is emitted to indicate a third-order Bézier arc. */
+ /* */
+ /* <Input> */
+ /* control1 :: A pointer to the first Bézier control point. */
+ /* */
+ /* control2 :: A pointer to the second Bézier control point. */
+ /* */
+ /* to :: A pointer to the target end point. */
+ /* */
+ /* user :: A typeless pointer which is passed from the caller of */
+ /* the decomposition function. */
+ /* */
+ /* <Return> */
+ /* Error code. 0~means success. */
+ /* */
+ typedef int
+ (*FT_Outline_CubicToFunc)( const FT_Vector* control1,
+ const FT_Vector* control2,
+ const FT_Vector* to,
+ void* user );
+
+#define FT_Outline_CubicTo_Func FT_Outline_CubicToFunc
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_Outline_Funcs */
+ /* */
+ /* <Description> */
+ /* A structure to hold various function pointers used during outline */
+ /* decomposition in order to emit segments, conic, and cubic Béziers. */
+ /* */
+ /* <Fields> */
+ /* move_to :: The `move to' emitter. */
+ /* */
+ /* line_to :: The segment emitter. */
+ /* */
+ /* conic_to :: The second-order Bézier arc emitter. */
+ /* */
+ /* cubic_to :: The third-order Bézier arc emitter. */
+ /* */
+ /* shift :: The shift that is applied to coordinates before they */
+ /* are sent to the emitter. */
+ /* */
+ /* delta :: The delta that is applied to coordinates before they */
+ /* are sent to the emitter, but after the shift. */
+ /* */
+ /* <Note> */
+ /* The point coordinates sent to the emitters are the transformed */
+ /* version of the original coordinates (this is important for high */
+ /* accuracy during scan-conversion). The transformation is simple: */
+ /* */
+ /* { */
+ /* x' = (x << shift) - delta */
+ /* y' = (x << shift) - delta */
+ /* } */
+ /* */
+ /* Set the values of `shift' and `delta' to~0 to get the original */
+ /* point coordinates. */
+ /* */
+ typedef struct FT_Outline_Funcs_
+ {
+ FT_Outline_MoveToFunc move_to;
+ FT_Outline_LineToFunc line_to;
+ FT_Outline_ConicToFunc conic_to;
+ FT_Outline_CubicToFunc cubic_to;
+
+ int shift;
+ FT_Pos delta;
+
+ } FT_Outline_Funcs;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* basic_types */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Macro> */
+ /* FT_IMAGE_TAG */
+ /* */
+ /* <Description> */
+ /* This macro converts four-letter tags to an unsigned long type. */
+ /* */
+ /* <Note> */
+ /* Since many 16-bit compilers don't like 32-bit enumerations, you */
+ /* should redefine this macro in case of problems to something like */
+ /* this: */
+ /* */
+ /* { */
+ /* #define FT_IMAGE_TAG( value, _x1, _x2, _x3, _x4 ) value */
+ /* } */
+ /* */
+ /* to get a simple enumeration without assigning special numbers. */
+ /* */
+#ifndef FT_IMAGE_TAG
+#define FT_IMAGE_TAG( value, _x1, _x2, _x3, _x4 ) \
+ value = ( ( (unsigned long)_x1 << 24 ) | \
+ ( (unsigned long)_x2 << 16 ) | \
+ ( (unsigned long)_x3 << 8 ) | \
+ (unsigned long)_x4 )
+#endif /* FT_IMAGE_TAG */
+
+
+ /*************************************************************************/
+ /* */
+ /* <Enum> */
+ /* FT_Glyph_Format */
+ /* */
+ /* <Description> */
+ /* An enumeration type used to describe the format of a given glyph */
+ /* image. Note that this version of FreeType only supports two image */
+ /* formats, even though future font drivers will be able to register */
+ /* their own format. */
+ /* */
+ /* <Values> */
+ /* FT_GLYPH_FORMAT_NONE :: */
+ /* The value~0 is reserved. */
+ /* */
+ /* FT_GLYPH_FORMAT_COMPOSITE :: */
+ /* The glyph image is a composite of several other images. This */
+ /* format is _only_ used with @FT_LOAD_NO_RECURSE, and is used to */
+ /* report compound glyphs (like accented characters). */
+ /* */
+ /* FT_GLYPH_FORMAT_BITMAP :: */
+ /* The glyph image is a bitmap, and can be described as an */
+ /* @FT_Bitmap. You generally need to access the `bitmap' field of */
+ /* the @FT_GlyphSlotRec structure to read it. */
+ /* */
+ /* FT_GLYPH_FORMAT_OUTLINE :: */
+ /* The glyph image is a vectorial outline made of line segments */
+ /* and Bézier arcs; it can be described as an @FT_Outline; you */
+ /* generally want to access the `outline' field of the */
+ /* @FT_GlyphSlotRec structure to read it. */
+ /* */
+ /* FT_GLYPH_FORMAT_PLOTTER :: */
+ /* The glyph image is a vectorial path with no inside and outside */
+ /* contours. Some Type~1 fonts, like those in the Hershey family, */
+ /* contain glyphs in this format. These are described as */
+ /* @FT_Outline, but FreeType isn't currently capable of rendering */
+ /* them correctly. */
+ /* */
+ typedef enum FT_Glyph_Format_
+ {
+ FT_IMAGE_TAG( FT_GLYPH_FORMAT_NONE, 0, 0, 0, 0 ),
+
+ FT_IMAGE_TAG( FT_GLYPH_FORMAT_COMPOSITE, 'c', 'o', 'm', 'p' ),
+ FT_IMAGE_TAG( FT_GLYPH_FORMAT_BITMAP, 'b', 'i', 't', 's' ),
+ FT_IMAGE_TAG( FT_GLYPH_FORMAT_OUTLINE, 'o', 'u', 't', 'l' ),
+ FT_IMAGE_TAG( FT_GLYPH_FORMAT_PLOTTER, 'p', 'l', 'o', 't' )
+
+ } FT_Glyph_Format;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Enum> */
+ /* ft_glyph_format_xxx */
+ /* */
+ /* <Description> */
+ /* A list of deprecated constants. Use the corresponding */
+ /* @FT_Glyph_Format values instead. */
+ /* */
+ /* <Values> */
+ /* ft_glyph_format_none :: See @FT_GLYPH_FORMAT_NONE. */
+ /* ft_glyph_format_composite :: See @FT_GLYPH_FORMAT_COMPOSITE. */
+ /* ft_glyph_format_bitmap :: See @FT_GLYPH_FORMAT_BITMAP. */
+ /* ft_glyph_format_outline :: See @FT_GLYPH_FORMAT_OUTLINE. */
+ /* ft_glyph_format_plotter :: See @FT_GLYPH_FORMAT_PLOTTER. */
+ /* */
+#define ft_glyph_format_none FT_GLYPH_FORMAT_NONE
+#define ft_glyph_format_composite FT_GLYPH_FORMAT_COMPOSITE
+#define ft_glyph_format_bitmap FT_GLYPH_FORMAT_BITMAP
+#define ft_glyph_format_outline FT_GLYPH_FORMAT_OUTLINE
+#define ft_glyph_format_plotter FT_GLYPH_FORMAT_PLOTTER
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** R A S T E R D E F I N I T I O N S *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* A raster is a scan converter, in charge of rendering an outline into */
+ /* a a bitmap. This section contains the public API for rasters. */
+ /* */
+ /* Note that in FreeType 2, all rasters are now encapsulated within */
+ /* specific modules called `renderers'. See `freetype/ftrender.h' for */
+ /* more details on renderers. */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* raster */
+ /* */
+ /* <Title> */
+ /* Scanline Converter */
+ /* */
+ /* <Abstract> */
+ /* How vectorial outlines are converted into bitmaps and pixmaps. */
+ /* */
+ /* <Description> */
+ /* This section contains technical definitions. */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_Raster */
+ /* */
+ /* <Description> */
+ /* A handle (pointer) to a raster object. Each object can be used */
+ /* independently to convert an outline into a bitmap or pixmap. */
+ /* */
+ typedef struct FT_RasterRec_* FT_Raster;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_Span */
+ /* */
+ /* <Description> */
+ /* A structure used to model a single span of gray (or black) pixels */
+ /* when rendering a monochrome or anti-aliased bitmap. */
+ /* */
+ /* <Fields> */
+ /* x :: The span's horizontal start position. */
+ /* */
+ /* len :: The span's length in pixels. */
+ /* */
+ /* coverage :: The span color/coverage, ranging from 0 (background) */
+ /* to 255 (foreground). Only used for anti-aliased */
+ /* rendering. */
+ /* */
+ /* <Note> */
+ /* This structure is used by the span drawing callback type named */
+ /* @FT_SpanFunc which takes the y~coordinate of the span as a */
+ /* a parameter. */
+ /* */
+ /* The coverage value is always between 0 and 255. If you want less */
+ /* gray values, the callback function has to reduce them. */
+ /* */
+ typedef struct FT_Span_
+ {
+ short x;
+ unsigned short len;
+ unsigned char coverage;
+
+ } FT_Span;
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* FT_SpanFunc */
+ /* */
+ /* <Description> */
+ /* A function used as a call-back by the anti-aliased renderer in */
+ /* order to let client applications draw themselves the gray pixel */
+ /* spans on each scan line. */
+ /* */
+ /* <Input> */
+ /* y :: The scanline's y~coordinate. */
+ /* */
+ /* count :: The number of spans to draw on this scanline. */
+ /* */
+ /* spans :: A table of `count' spans to draw on the scanline. */
+ /* */
+ /* user :: User-supplied data that is passed to the callback. */
+ /* */
+ /* <Note> */
+ /* This callback allows client applications to directly render the */
+ /* gray spans of the anti-aliased bitmap to any kind of surfaces. */
+ /* */
+ /* This can be used to write anti-aliased outlines directly to a */
+ /* given background bitmap, and even perform translucency. */
+ /* */
+ /* Note that the `count' field cannot be greater than a fixed value */
+ /* defined by the `FT_MAX_GRAY_SPANS' configuration macro in */
+ /* `ftoption.h'. By default, this value is set to~32, which means */
+ /* that if there are more than 32~spans on a given scanline, the */
+ /* callback is called several times with the same `y' parameter in */
+ /* order to draw all callbacks. */
+ /* */
+ /* Otherwise, the callback is only called once per scan-line, and */
+ /* only for those scanlines that do have `gray' pixels on them. */
+ /* */
+ typedef void
+ (*FT_SpanFunc)( int y,
+ int count,
+ const FT_Span* spans,
+ void* user );
+
+#define FT_Raster_Span_Func FT_SpanFunc
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* FT_Raster_BitTest_Func */
+ /* */
+ /* <Description> */
+ /* THIS TYPE IS DEPRECATED. DO NOT USE IT. */
+ /* */
+ /* A function used as a call-back by the monochrome scan-converter */
+ /* to test whether a given target pixel is already set to the drawing */
+ /* `color'. These tests are crucial to implement drop-out control */
+ /* per-se the TrueType spec. */
+ /* */
+ /* <Input> */
+ /* y :: The pixel's y~coordinate. */
+ /* */
+ /* x :: The pixel's x~coordinate. */
+ /* */
+ /* user :: User-supplied data that is passed to the callback. */
+ /* */
+ /* <Return> */
+ /* 1~if the pixel is `set', 0~otherwise. */
+ /* */
+ typedef int
+ (*FT_Raster_BitTest_Func)( int y,
+ int x,
+ void* user );
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* FT_Raster_BitSet_Func */
+ /* */
+ /* <Description> */
+ /* THIS TYPE IS DEPRECATED. DO NOT USE IT. */
+ /* */
+ /* A function used as a call-back by the monochrome scan-converter */
+ /* to set an individual target pixel. This is crucial to implement */
+ /* drop-out control according to the TrueType specification. */
+ /* */
+ /* <Input> */
+ /* y :: The pixel's y~coordinate. */
+ /* */
+ /* x :: The pixel's x~coordinate. */
+ /* */
+ /* user :: User-supplied data that is passed to the callback. */
+ /* */
+ /* <Return> */
+ /* 1~if the pixel is `set', 0~otherwise. */
+ /* */
+ typedef void
+ (*FT_Raster_BitSet_Func)( int y,
+ int x,
+ void* user );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Enum> */
+ /* FT_RASTER_FLAG_XXX */
+ /* */
+ /* <Description> */
+ /* A list of bit flag constants as used in the `flags' field of a */
+ /* @FT_Raster_Params structure. */
+ /* */
+ /* <Values> */
+ /* FT_RASTER_FLAG_DEFAULT :: This value is 0. */
+ /* */
+ /* FT_RASTER_FLAG_AA :: This flag is set to indicate that an */
+ /* anti-aliased glyph image should be */
+ /* generated. Otherwise, it will be */
+ /* monochrome (1-bit). */
+ /* */
+ /* FT_RASTER_FLAG_DIRECT :: This flag is set to indicate direct */
+ /* rendering. In this mode, client */
+ /* applications must provide their own span */
+ /* callback. This lets them directly */
+ /* draw or compose over an existing bitmap. */
+ /* If this bit is not set, the target */
+ /* pixmap's buffer _must_ be zeroed before */
+ /* rendering. */
+ /* */
+ /* Note that for now, direct rendering is */
+ /* only possible with anti-aliased glyphs. */
+ /* */
+ /* FT_RASTER_FLAG_CLIP :: This flag is only used in direct */
+ /* rendering mode. If set, the output will */
+ /* be clipped to a box specified in the */
+ /* `clip_box' field of the */
+ /* @FT_Raster_Params structure. */
+ /* */
+ /* Note that by default, the glyph bitmap */
+ /* is clipped to the target pixmap, except */
+ /* in direct rendering mode where all spans */
+ /* are generated if no clipping box is set. */
+ /* */
+#define FT_RASTER_FLAG_DEFAULT 0x0
+#define FT_RASTER_FLAG_AA 0x1
+#define FT_RASTER_FLAG_DIRECT 0x2
+#define FT_RASTER_FLAG_CLIP 0x4
+
+ /* deprecated */
+#define ft_raster_flag_default FT_RASTER_FLAG_DEFAULT
+#define ft_raster_flag_aa FT_RASTER_FLAG_AA
+#define ft_raster_flag_direct FT_RASTER_FLAG_DIRECT
+#define ft_raster_flag_clip FT_RASTER_FLAG_CLIP
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_Raster_Params */
+ /* */
+ /* <Description> */
+ /* A structure to hold the arguments used by a raster's render */
+ /* function. */
+ /* */
+ /* <Fields> */
+ /* target :: The target bitmap. */
+ /* */
+ /* source :: A pointer to the source glyph image (e.g., an */
+ /* @FT_Outline). */
+ /* */
+ /* flags :: The rendering flags. */
+ /* */
+ /* gray_spans :: The gray span drawing callback. */
+ /* */
+ /* black_spans :: The black span drawing callback. UNIMPLEMENTED! */
+ /* */
+ /* bit_test :: The bit test callback. UNIMPLEMENTED! */
+ /* */
+ /* bit_set :: The bit set callback. UNIMPLEMENTED! */
+ /* */
+ /* user :: User-supplied data that is passed to each drawing */
+ /* callback. */
+ /* */
+ /* clip_box :: An optional clipping box. It is only used in */
+ /* direct rendering mode. Note that coordinates here */
+ /* should be expressed in _integer_ pixels (and not in */
+ /* 26.6 fixed-point units). */
+ /* */
+ /* <Note> */
+ /* An anti-aliased glyph bitmap is drawn if the @FT_RASTER_FLAG_AA */
+ /* bit flag is set in the `flags' field, otherwise a monochrome */
+ /* bitmap is generated. */
+ /* */
+ /* If the @FT_RASTER_FLAG_DIRECT bit flag is set in `flags', the */
+ /* raster will call the `gray_spans' callback to draw gray pixel */
+ /* spans, in the case of an aa glyph bitmap, it will call */
+ /* `black_spans', and `bit_test' and `bit_set' in the case of a */
+ /* monochrome bitmap. This allows direct composition over a */
+ /* pre-existing bitmap through user-provided callbacks to perform the */
+ /* span drawing/composition. */
+ /* */
+ /* Note that the `bit_test' and `bit_set' callbacks are required when */
+ /* rendering a monochrome bitmap, as they are crucial to implement */
+ /* correct drop-out control as defined in the TrueType specification. */
+ /* */
+ typedef struct FT_Raster_Params_
+ {
+ const FT_Bitmap* target;
+ const void* source;
+ int flags;
+ FT_SpanFunc gray_spans;
+ FT_SpanFunc black_spans; /* doesn't work! */
+ FT_Raster_BitTest_Func bit_test; /* doesn't work! */
+ FT_Raster_BitSet_Func bit_set; /* doesn't work! */
+ void* user;
+ FT_BBox clip_box;
+
+ } FT_Raster_Params;
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* FT_Raster_NewFunc */
+ /* */
+ /* <Description> */
+ /* A function used to create a new raster object. */
+ /* */
+ /* <Input> */
+ /* memory :: A handle to the memory allocator. */
+ /* */
+ /* <Output> */
+ /* raster :: A handle to the new raster object. */
+ /* */
+ /* <Return> */
+ /* Error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* The `memory' parameter is a typeless pointer in order to avoid */
+ /* un-wanted dependencies on the rest of the FreeType code. In */
+ /* practice, it is an @FT_Memory object, i.e., a handle to the */
+ /* standard FreeType memory allocator. However, this field can be */
+ /* completely ignored by a given raster implementation. */
+ /* */
+ typedef int
+ (*FT_Raster_NewFunc)( void* memory,
+ FT_Raster* raster );
+
+#define FT_Raster_New_Func FT_Raster_NewFunc
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* FT_Raster_DoneFunc */
+ /* */
+ /* <Description> */
+ /* A function used to destroy a given raster object. */
+ /* */
+ /* <Input> */
+ /* raster :: A handle to the raster object. */
+ /* */
+ typedef void
+ (*FT_Raster_DoneFunc)( FT_Raster raster );
+
+#define FT_Raster_Done_Func FT_Raster_DoneFunc
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* FT_Raster_ResetFunc */
+ /* */
+ /* <Description> */
+ /* FreeType provides an area of memory called the `render pool', */
+ /* available to all registered rasters. This pool can be freely used */
+ /* during a given scan-conversion but is shared by all rasters. Its */
+ /* content is thus transient. */
+ /* */
+ /* This function is called each time the render pool changes, or just */
+ /* after a new raster object is created. */
+ /* */
+ /* <Input> */
+ /* raster :: A handle to the new raster object. */
+ /* */
+ /* pool_base :: The address in memory of the render pool. */
+ /* */
+ /* pool_size :: The size in bytes of the render pool. */
+ /* */
+ /* <Note> */
+ /* Rasters can ignore the render pool and rely on dynamic memory */
+ /* allocation if they want to (a handle to the memory allocator is */
+ /* passed to the raster constructor). However, this is not */
+ /* recommended for efficiency purposes. */
+ /* */
+ typedef void
+ (*FT_Raster_ResetFunc)( FT_Raster raster,
+ unsigned char* pool_base,
+ unsigned long pool_size );
+
+#define FT_Raster_Reset_Func FT_Raster_ResetFunc
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* FT_Raster_SetModeFunc */
+ /* */
+ /* <Description> */
+ /* This function is a generic facility to change modes or attributes */
+ /* in a given raster. This can be used for debugging purposes, or */
+ /* simply to allow implementation-specific `features' in a given */
+ /* raster module. */
+ /* */
+ /* <Input> */
+ /* raster :: A handle to the new raster object. */
+ /* */
+ /* mode :: A 4-byte tag used to name the mode or property. */
+ /* */
+ /* args :: A pointer to the new mode/property to use. */
+ /* */
+ typedef int
+ (*FT_Raster_SetModeFunc)( FT_Raster raster,
+ unsigned long mode,
+ void* args );
+
+#define FT_Raster_Set_Mode_Func FT_Raster_SetModeFunc
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* FT_Raster_RenderFunc */
+ /* */
+ /* <Description> */
+ /* Invoke a given raster to scan-convert a given glyph image into a */
+ /* target bitmap. */
+ /* */
+ /* <Input> */
+ /* raster :: A handle to the raster object. */
+ /* */
+ /* params :: A pointer to an @FT_Raster_Params structure used to */
+ /* store the rendering parameters. */
+ /* */
+ /* <Return> */
+ /* Error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* The exact format of the source image depends on the raster's glyph */
+ /* format defined in its @FT_Raster_Funcs structure. It can be an */
+ /* @FT_Outline or anything else in order to support a large array of */
+ /* glyph formats. */
+ /* */
+ /* Note also that the render function can fail and return a */
+ /* `FT_Err_Unimplemented_Feature' error code if the raster used does */
+ /* not support direct composition. */
+ /* */
+ /* XXX: For now, the standard raster doesn't support direct */
+ /* composition but this should change for the final release (see */
+ /* the files `demos/src/ftgrays.c' and `demos/src/ftgrays2.c' */
+ /* for examples of distinct implementations which support direct */
+ /* composition). */
+ /* */
+ typedef int
+ (*FT_Raster_RenderFunc)( FT_Raster raster,
+ const FT_Raster_Params* params );
+
+#define FT_Raster_Render_Func FT_Raster_RenderFunc
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_Raster_Funcs */
+ /* */
+ /* <Description> */
+ /* A structure used to describe a given raster class to the library. */
+ /* */
+ /* <Fields> */
+ /* glyph_format :: The supported glyph format for this raster. */
+ /* */
+ /* raster_new :: The raster constructor. */
+ /* */
+ /* raster_reset :: Used to reset the render pool within the raster. */
+ /* */
+ /* raster_render :: A function to render a glyph into a given bitmap. */
+ /* */
+ /* raster_done :: The raster destructor. */
+ /* */
+ typedef struct FT_Raster_Funcs_
+ {
+ FT_Glyph_Format glyph_format;
+ FT_Raster_NewFunc raster_new;
+ FT_Raster_ResetFunc raster_reset;
+ FT_Raster_SetModeFunc raster_set_mode;
+ FT_Raster_RenderFunc raster_render;
+ FT_Raster_DoneFunc raster_done;
+
+ } FT_Raster_Funcs;
+
+
+ /* */
+
+
+FT_END_HEADER
+
+#endif /* __FTIMAGE_H__ */
+
+
+/* END */
+
+
+/* Local Variables: */
+/* coding: utf-8 */
+/* End: */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftincrem.h */
+/* */
+/* FreeType incremental loading (specification). */
+/* */
+/* Copyright 2002, 2003, 2006, 2007, 2008, 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTINCREM_H__
+#define __FTINCREM_H__
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+#ifdef FREETYPE_H
+#error "freetype.h of FreeType 1 has been loaded!"
+#error "Please fix the directory search order for header files"
+#error "so that freetype.h of FreeType 2 is found first."
+#endif
+
+
+FT_BEGIN_HEADER
+
+ /***************************************************************************
+ *
+ * @section:
+ * incremental
+ *
+ * @title:
+ * Incremental Loading
+ *
+ * @abstract:
+ * Custom Glyph Loading.
+ *
+ * @description:
+ * This section contains various functions used to perform so-called
+ * `incremental' glyph loading. This is a mode where all glyphs loaded
+ * from a given @FT_Face are provided by the client application,
+ *
+ * Apart from that, all other tables are loaded normally from the font
+ * file. This mode is useful when FreeType is used within another
+ * engine, e.g., a PostScript Imaging Processor.
+ *
+ * To enable this mode, you must use @FT_Open_Face, passing an
+ * @FT_Parameter with the @FT_PARAM_TAG_INCREMENTAL tag and an
+ * @FT_Incremental_Interface value. See the comments for
+ * @FT_Incremental_InterfaceRec for an example.
+ *
+ */
+
+
+ /***************************************************************************
+ *
+ * @type:
+ * FT_Incremental
+ *
+ * @description:
+ * An opaque type describing a user-provided object used to implement
+ * `incremental' glyph loading within FreeType. This is used to support
+ * embedded fonts in certain environments (e.g., PostScript interpreters),
+ * where the glyph data isn't in the font file, or must be overridden by
+ * different values.
+ *
+ * @note:
+ * It is up to client applications to create and implement @FT_Incremental
+ * objects, as long as they provide implementations for the methods
+ * @FT_Incremental_GetGlyphDataFunc, @FT_Incremental_FreeGlyphDataFunc
+ * and @FT_Incremental_GetGlyphMetricsFunc.
+ *
+ * See the description of @FT_Incremental_InterfaceRec to understand how
+ * to use incremental objects with FreeType.
+ *
+ */
+ typedef struct FT_IncrementalRec_* FT_Incremental;
+
+
+ /***************************************************************************
+ *
+ * @struct:
+ * FT_Incremental_MetricsRec
+ *
+ * @description:
+ * A small structure used to contain the basic glyph metrics returned
+ * by the @FT_Incremental_GetGlyphMetricsFunc method.
+ *
+ * @fields:
+ * bearing_x ::
+ * Left bearing, in font units.
+ *
+ * bearing_y ::
+ * Top bearing, in font units.
+ *
+ * advance ::
+ * Horizontal component of glyph advance, in font units.
+ *
+ * advance_v ::
+ * Vertical component of glyph advance, in font units.
+ *
+ * @note:
+ * These correspond to horizontal or vertical metrics depending on the
+ * value of the `vertical' argument to the function
+ * @FT_Incremental_GetGlyphMetricsFunc.
+ *
+ */
+ typedef struct FT_Incremental_MetricsRec_
+ {
+ FT_Long bearing_x;
+ FT_Long bearing_y;
+ FT_Long advance;
+ FT_Long advance_v; /* since 2.3.12 */
+
+ } FT_Incremental_MetricsRec;
+
+
+ /***************************************************************************
+ *
+ * @struct:
+ * FT_Incremental_Metrics
+ *
+ * @description:
+ * A handle to an @FT_Incremental_MetricsRec structure.
+ *
+ */
+ typedef struct FT_Incremental_MetricsRec_* FT_Incremental_Metrics;
+
+
+ /***************************************************************************
+ *
+ * @type:
+ * FT_Incremental_GetGlyphDataFunc
+ *
+ * @description:
+ * A function called by FreeType to access a given glyph's data bytes
+ * during @FT_Load_Glyph or @FT_Load_Char if incremental loading is
+ * enabled.
+ *
+ * Note that the format of the glyph's data bytes depends on the font
+ * file format. For TrueType, it must correspond to the raw bytes within
+ * the `glyf' table. For PostScript formats, it must correspond to the
+ * *unencrypted* charstring bytes, without any `lenIV' header. It is
+ * undefined for any other format.
+ *
+ * @input:
+ * incremental ::
+ * Handle to an opaque @FT_Incremental handle provided by the client
+ * application.
+ *
+ * glyph_index ::
+ * Index of relevant glyph.
+ *
+ * @output:
+ * adata ::
+ * A structure describing the returned glyph data bytes (which will be
+ * accessed as a read-only byte block).
+ *
+ * @return:
+ * FreeType error code. 0~means success.
+ *
+ * @note:
+ * If this function returns successfully the method
+ * @FT_Incremental_FreeGlyphDataFunc will be called later to release
+ * the data bytes.
+ *
+ * Nested calls to @FT_Incremental_GetGlyphDataFunc can happen for
+ * compound glyphs.
+ *
+ */
+ typedef FT_Error
+ (*FT_Incremental_GetGlyphDataFunc)( FT_Incremental incremental,
+ FT_UInt glyph_index,
+ FT_Data* adata );
+
+
+ /***************************************************************************
+ *
+ * @type:
+ * FT_Incremental_FreeGlyphDataFunc
+ *
+ * @description:
+ * A function used to release the glyph data bytes returned by a
+ * successful call to @FT_Incremental_GetGlyphDataFunc.
+ *
+ * @input:
+ * incremental ::
+ * A handle to an opaque @FT_Incremental handle provided by the client
+ * application.
+ *
+ * data ::
+ * A structure describing the glyph data bytes (which will be accessed
+ * as a read-only byte block).
+ *
+ */
+ typedef void
+ (*FT_Incremental_FreeGlyphDataFunc)( FT_Incremental incremental,
+ FT_Data* data );
+
+
+ /***************************************************************************
+ *
+ * @type:
+ * FT_Incremental_GetGlyphMetricsFunc
+ *
+ * @description:
+ * A function used to retrieve the basic metrics of a given glyph index
+ * before accessing its data. This is necessary because, in certain
+ * formats like TrueType, the metrics are stored in a different place from
+ * the glyph images proper.
+ *
+ * @input:
+ * incremental ::
+ * A handle to an opaque @FT_Incremental handle provided by the client
+ * application.
+ *
+ * glyph_index ::
+ * Index of relevant glyph.
+ *
+ * vertical ::
+ * If true, return vertical metrics.
+ *
+ * ametrics ::
+ * This parameter is used for both input and output.
+ * The original glyph metrics, if any, in font units. If metrics are
+ * not available all the values must be set to zero.
+ *
+ * @output:
+ * ametrics ::
+ * The replacement glyph metrics in font units.
+ *
+ */
+ typedef FT_Error
+ (*FT_Incremental_GetGlyphMetricsFunc)
+ ( FT_Incremental incremental,
+ FT_UInt glyph_index,
+ FT_Bool vertical,
+ FT_Incremental_MetricsRec *ametrics );
+
+
+ /**************************************************************************
+ *
+ * @struct:
+ * FT_Incremental_FuncsRec
+ *
+ * @description:
+ * A table of functions for accessing fonts that load data
+ * incrementally. Used in @FT_Incremental_InterfaceRec.
+ *
+ * @fields:
+ * get_glyph_data ::
+ * The function to get glyph data. Must not be null.
+ *
+ * free_glyph_data ::
+ * The function to release glyph data. Must not be null.
+ *
+ * get_glyph_metrics ::
+ * The function to get glyph metrics. May be null if the font does
+ * not provide overriding glyph metrics.
+ *
+ */
+ typedef struct FT_Incremental_FuncsRec_
+ {
+ FT_Incremental_GetGlyphDataFunc get_glyph_data;
+ FT_Incremental_FreeGlyphDataFunc free_glyph_data;
+ FT_Incremental_GetGlyphMetricsFunc get_glyph_metrics;
+
+ } FT_Incremental_FuncsRec;
+
+
+ /***************************************************************************
+ *
+ * @struct:
+ * FT_Incremental_InterfaceRec
+ *
+ * @description:
+ * A structure to be used with @FT_Open_Face to indicate that the user
+ * wants to support incremental glyph loading. You should use it with
+ * @FT_PARAM_TAG_INCREMENTAL as in the following example:
+ *
+ * {
+ * FT_Incremental_InterfaceRec inc_int;
+ * FT_Parameter parameter;
+ * FT_Open_Args open_args;
+ *
+ *
+ * // set up incremental descriptor
+ * inc_int.funcs = my_funcs;
+ * inc_int.object = my_object;
+ *
+ * // set up optional parameter
+ * parameter.tag = FT_PARAM_TAG_INCREMENTAL;
+ * parameter.data = &inc_int;
+ *
+ * // set up FT_Open_Args structure
+ * open_args.flags = FT_OPEN_PATHNAME | FT_OPEN_PARAMS;
+ * open_args.pathname = my_font_pathname;
+ * open_args.num_params = 1;
+ * open_args.params = ¶meter; // we use one optional argument
+ *
+ * // open the font
+ * error = FT_Open_Face( library, &open_args, index, &face );
+ * ...
+ * }
+ *
+ */
+ typedef struct FT_Incremental_InterfaceRec_
+ {
+ const FT_Incremental_FuncsRec* funcs;
+ FT_Incremental object;
+
+ } FT_Incremental_InterfaceRec;
+
+
+ /***************************************************************************
+ *
+ * @type:
+ * FT_Incremental_Interface
+ *
+ * @description:
+ * A pointer to an @FT_Incremental_InterfaceRec structure.
+ *
+ */
+ typedef FT_Incremental_InterfaceRec* FT_Incremental_Interface;
+
+
+ /***************************************************************************
+ *
+ * @constant:
+ * FT_PARAM_TAG_INCREMENTAL
+ *
+ * @description:
+ * A constant used as the tag of @FT_Parameter structures to indicate
+ * an incremental loading object to be used by FreeType.
+ *
+ */
+#define FT_PARAM_TAG_INCREMENTAL FT_MAKE_TAG( 'i', 'n', 'c', 'r' )
+
+ /* */
+
+FT_END_HEADER
+
+#endif /* __FTINCREM_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftlcdfil.h */
+/* */
+/* FreeType API for color filtering of subpixel bitmap glyphs */
+/* (specification). */
+/* */
+/* Copyright 2006, 2007, 2008, 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FT_LCD_FILTER_H__
+#define __FT_LCD_FILTER_H__
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+#ifdef FREETYPE_H
+#error "freetype.h of FreeType 1 has been loaded!"
+#error "Please fix the directory search order for header files"
+#error "so that freetype.h of FreeType 2 is found first."
+#endif
+
+
+FT_BEGIN_HEADER
+
+ /***************************************************************************
+ *
+ * @section:
+ * lcd_filtering
+ *
+ * @title:
+ * LCD Filtering
+ *
+ * @abstract:
+ * Reduce color fringes of LCD-optimized bitmaps.
+ *
+ * @description:
+ * The @FT_Library_SetLcdFilter API can be used to specify a low-pass
+ * filter which is then applied to LCD-optimized bitmaps generated
+ * through @FT_Render_Glyph. This is useful to reduce color fringes
+ * which would occur with unfiltered rendering.
+ *
+ * Note that no filter is active by default, and that this function is
+ * *not* implemented in default builds of the library. You need to
+ * #define FT_CONFIG_OPTION_SUBPIXEL_RENDERING in your `ftoption.h' file
+ * in order to activate it.
+ */
+
+
+ /****************************************************************************
+ *
+ * @enum:
+ * FT_LcdFilter
+ *
+ * @description:
+ * A list of values to identify various types of LCD filters.
+ *
+ * @values:
+ * FT_LCD_FILTER_NONE ::
+ * Do not perform filtering. When used with subpixel rendering, this
+ * results in sometimes severe color fringes.
+ *
+ * FT_LCD_FILTER_DEFAULT ::
+ * The default filter reduces color fringes considerably, at the cost
+ * of a slight blurriness in the output.
+ *
+ * FT_LCD_FILTER_LIGHT ::
+ * The light filter is a variant that produces less blurriness at the
+ * cost of slightly more color fringes than the default one. It might
+ * be better, depending on taste, your monitor, or your personal vision.
+ *
+ * FT_LCD_FILTER_LEGACY ::
+ * This filter corresponds to the original libXft color filter. It
+ * provides high contrast output but can exhibit really bad color
+ * fringes if glyphs are not extremely well hinted to the pixel grid.
+ * In other words, it only works well if the TrueType bytecode
+ * interpreter is enabled *and* high-quality hinted fonts are used.
+ *
+ * This filter is only provided for comparison purposes, and might be
+ * disabled or stay unsupported in the future.
+ *
+ * @since:
+ * 2.3.0
+ */
+ typedef enum FT_LcdFilter_
+ {
+ FT_LCD_FILTER_NONE = 0,
+ FT_LCD_FILTER_DEFAULT = 1,
+ FT_LCD_FILTER_LIGHT = 2,
+ FT_LCD_FILTER_LEGACY = 16,
+
+ FT_LCD_FILTER_MAX /* do not remove */
+
+ } FT_LcdFilter;
+
+
+ /**************************************************************************
+ *
+ * @func:
+ * FT_Library_SetLcdFilter
+ *
+ * @description:
+ * This function is used to apply color filtering to LCD decimated
+ * bitmaps, like the ones used when calling @FT_Render_Glyph with
+ * @FT_RENDER_MODE_LCD or @FT_RENDER_MODE_LCD_V.
+ *
+ * @input:
+ * library ::
+ * A handle to the target library instance.
+ *
+ * filter ::
+ * The filter type.
+ *
+ * You can use @FT_LCD_FILTER_NONE here to disable this feature, or
+ * @FT_LCD_FILTER_DEFAULT to use a default filter that should work
+ * well on most LCD screens.
+ *
+ * @return:
+ * FreeType error code. 0~means success.
+ *
+ * @note:
+ * This feature is always disabled by default. Clients must make an
+ * explicit call to this function with a `filter' value other than
+ * @FT_LCD_FILTER_NONE in order to enable it.
+ *
+ * Due to *PATENTS* covering subpixel rendering, this function doesn't
+ * do anything except returning `FT_Err_Unimplemented_Feature' if the
+ * configuration macro FT_CONFIG_OPTION_SUBPIXEL_RENDERING is not
+ * defined in your build of the library, which should correspond to all
+ * default builds of FreeType.
+ *
+ * The filter affects glyph bitmaps rendered through @FT_Render_Glyph,
+ * @FT_Outline_Get_Bitmap, @FT_Load_Glyph, and @FT_Load_Char.
+ *
+ * It does _not_ affect the output of @FT_Outline_Render and
+ * @FT_Outline_Get_Bitmap.
+ *
+ * If this feature is activated, the dimensions of LCD glyph bitmaps are
+ * either larger or taller than the dimensions of the corresponding
+ * outline with regards to the pixel grid. For example, for
+ * @FT_RENDER_MODE_LCD, the filter adds up to 3~pixels to the left, and
+ * up to 3~pixels to the right.
+ *
+ * The bitmap offset values are adjusted correctly, so clients shouldn't
+ * need to modify their layout and glyph positioning code when enabling
+ * the filter.
+ *
+ * @since:
+ * 2.3.0
+ */
+ FT_EXPORT( FT_Error )
+ FT_Library_SetLcdFilter( FT_Library library,
+ FT_LcdFilter filter );
+
+
+ /**************************************************************************
+ *
+ * @func:
+ * FT_Library_SetLcdFilterWeights
+ *
+ * @description:
+ * Use this function to override the filter weights selected by
+ * @FT_Library_SetLcdFilter. By default, FreeType uses the quintuple
+ * (0x00, 0x55, 0x56, 0x55, 0x00) for FT_LCD_FILTER_LIGHT, and (0x10,
+ * 0x40, 0x70, 0x40, 0x10) for FT_LCD_FILTER_DEFAULT and
+ * FT_LCD_FILTER_LEGACY.
+ *
+ * @input:
+ * library ::
+ * A handle to the target library instance.
+ *
+ * weights ::
+ * A pointer to an array; the function copies the first five bytes and
+ * uses them to specify the filter weights.
+ *
+ * @return:
+ * FreeType error code. 0~means success.
+ *
+ * @note:
+ * Due to *PATENTS* covering subpixel rendering, this function doesn't
+ * do anything except returning `FT_Err_Unimplemented_Feature' if the
+ * configuration macro FT_CONFIG_OPTION_SUBPIXEL_RENDERING is not
+ * defined in your build of the library, which should correspond to all
+ * default builds of FreeType.
+ *
+ * This function must be called after @FT_Library_SetLcdFilter to have
+ * any effect.
+ *
+ * @since:
+ * 2.4.0
+ */
+ FT_EXPORT( FT_Error )
+ FT_Library_SetLcdFilterWeights( FT_Library library,
+ unsigned char *weights );
+
+ /* */
+
+
+FT_END_HEADER
+
+#endif /* __FT_LCD_FILTER_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftlist.h */
+/* */
+/* Generic list support for FreeType (specification). */
+/* */
+/* Copyright 1996-2001, 2003, 2007, 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This file implements functions relative to list processing. Its */
+ /* data structures are defined in `freetype.h'. */
+ /* */
+ /*************************************************************************/
+
+
+#ifndef __FTLIST_H__
+#define __FTLIST_H__
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+#ifdef FREETYPE_H
+#error "freetype.h of FreeType 1 has been loaded!"
+#error "Please fix the directory search order for header files"
+#error "so that freetype.h of FreeType 2 is found first."
+#endif
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* list_processing */
+ /* */
+ /* <Title> */
+ /* List Processing */
+ /* */
+ /* <Abstract> */
+ /* Simple management of lists. */
+ /* */
+ /* <Description> */
+ /* This section contains various definitions related to list */
+ /* processing using doubly-linked nodes. */
+ /* */
+ /* <Order> */
+ /* FT_List */
+ /* FT_ListNode */
+ /* FT_ListRec */
+ /* FT_ListNodeRec */
+ /* */
+ /* FT_List_Add */
+ /* FT_List_Insert */
+ /* FT_List_Find */
+ /* FT_List_Remove */
+ /* FT_List_Up */
+ /* FT_List_Iterate */
+ /* FT_List_Iterator */
+ /* FT_List_Finalize */
+ /* FT_List_Destructor */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_List_Find */
+ /* */
+ /* <Description> */
+ /* Find the list node for a given listed object. */
+ /* */
+ /* <Input> */
+ /* list :: A pointer to the parent list. */
+ /* data :: The address of the listed object. */
+ /* */
+ /* <Return> */
+ /* List node. NULL if it wasn't found. */
+ /* */
+ FT_EXPORT( FT_ListNode )
+ FT_List_Find( FT_List list,
+ void* data );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_List_Add */
+ /* */
+ /* <Description> */
+ /* Append an element to the end of a list. */
+ /* */
+ /* <InOut> */
+ /* list :: A pointer to the parent list. */
+ /* node :: The node to append. */
+ /* */
+ FT_EXPORT( void )
+ FT_List_Add( FT_List list,
+ FT_ListNode node );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_List_Insert */
+ /* */
+ /* <Description> */
+ /* Insert an element at the head of a list. */
+ /* */
+ /* <InOut> */
+ /* list :: A pointer to parent list. */
+ /* node :: The node to insert. */
+ /* */
+ FT_EXPORT( void )
+ FT_List_Insert( FT_List list,
+ FT_ListNode node );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_List_Remove */
+ /* */
+ /* <Description> */
+ /* Remove a node from a list. This function doesn't check whether */
+ /* the node is in the list! */
+ /* */
+ /* <Input> */
+ /* node :: The node to remove. */
+ /* */
+ /* <InOut> */
+ /* list :: A pointer to the parent list. */
+ /* */
+ FT_EXPORT( void )
+ FT_List_Remove( FT_List list,
+ FT_ListNode node );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_List_Up */
+ /* */
+ /* <Description> */
+ /* Move a node to the head/top of a list. Used to maintain LRU */
+ /* lists. */
+ /* */
+ /* <InOut> */
+ /* list :: A pointer to the parent list. */
+ /* node :: The node to move. */
+ /* */
+ FT_EXPORT( void )
+ FT_List_Up( FT_List list,
+ FT_ListNode node );
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* FT_List_Iterator */
+ /* */
+ /* <Description> */
+ /* An FT_List iterator function which is called during a list parse */
+ /* by @FT_List_Iterate. */
+ /* */
+ /* <Input> */
+ /* node :: The current iteration list node. */
+ /* */
+ /* user :: A typeless pointer passed to @FT_List_Iterate. */
+ /* Can be used to point to the iteration's state. */
+ /* */
+ typedef FT_Error
+ (*FT_List_Iterator)( FT_ListNode node,
+ void* user );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_List_Iterate */
+ /* */
+ /* <Description> */
+ /* Parse a list and calls a given iterator function on each element. */
+ /* Note that parsing is stopped as soon as one of the iterator calls */
+ /* returns a non-zero value. */
+ /* */
+ /* <Input> */
+ /* list :: A handle to the list. */
+ /* iterator :: An iterator function, called on each node of the list. */
+ /* user :: A user-supplied field which is passed as the second */
+ /* argument to the iterator. */
+ /* */
+ /* <Return> */
+ /* The result (a FreeType error code) of the last iterator call. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_List_Iterate( FT_List list,
+ FT_List_Iterator iterator,
+ void* user );
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* FT_List_Destructor */
+ /* */
+ /* <Description> */
+ /* An @FT_List iterator function which is called during a list */
+ /* finalization by @FT_List_Finalize to destroy all elements in a */
+ /* given list. */
+ /* */
+ /* <Input> */
+ /* system :: The current system object. */
+ /* */
+ /* data :: The current object to destroy. */
+ /* */
+ /* user :: A typeless pointer passed to @FT_List_Iterate. It can */
+ /* be used to point to the iteration's state. */
+ /* */
+ typedef void
+ (*FT_List_Destructor)( FT_Memory memory,
+ void* data,
+ void* user );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_List_Finalize */
+ /* */
+ /* <Description> */
+ /* Destroy all elements in the list as well as the list itself. */
+ /* */
+ /* <Input> */
+ /* list :: A handle to the list. */
+ /* */
+ /* destroy :: A list destructor that will be applied to each element */
+ /* of the list. */
+ /* */
+ /* memory :: The current memory object which handles deallocation. */
+ /* */
+ /* user :: A user-supplied field which is passed as the last */
+ /* argument to the destructor. */
+ /* */
+ /* <Note> */
+ /* This function expects that all nodes added by @FT_List_Add or */
+ /* @FT_List_Insert have been dynamically allocated. */
+ /* */
+ FT_EXPORT( void )
+ FT_List_Finalize( FT_List list,
+ FT_List_Destructor destroy,
+ FT_Memory memory,
+ void* user );
+
+
+ /* */
+
+
+FT_END_HEADER
+
+#endif /* __FTLIST_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftlzw.h */
+/* */
+/* LZW-compressed stream support. */
+/* */
+/* Copyright 2004, 2006 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTLZW_H__
+#define __FTLZW_H__
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+#ifdef FREETYPE_H
+#error "freetype.h of FreeType 1 has been loaded!"
+#error "Please fix the directory search order for header files"
+#error "so that freetype.h of FreeType 2 is found first."
+#endif
+
+
+FT_BEGIN_HEADER
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* lzw */
+ /* */
+ /* <Title> */
+ /* LZW Streams */
+ /* */
+ /* <Abstract> */
+ /* Using LZW-compressed font files. */
+ /* */
+ /* <Description> */
+ /* This section contains the declaration of LZW-specific functions. */
+ /* */
+ /*************************************************************************/
+
+ /************************************************************************
+ *
+ * @function:
+ * FT_Stream_OpenLZW
+ *
+ * @description:
+ * Open a new stream to parse LZW-compressed font files. This is
+ * mainly used to support the compressed `*.pcf.Z' fonts that come
+ * with XFree86.
+ *
+ * @input:
+ * stream :: The target embedding stream.
+ *
+ * source :: The source stream.
+ *
+ * @return:
+ * FreeType error code. 0~means success.
+ *
+ * @note:
+ * The source stream must be opened _before_ calling this function.
+ *
+ * Calling the internal function `FT_Stream_Close' on the new stream will
+ * *not* call `FT_Stream_Close' on the source stream. None of the stream
+ * objects will be released to the heap.
+ *
+ * The stream implementation is very basic and resets the decompression
+ * process each time seeking backwards is needed within the stream
+ *
+ * In certain builds of the library, LZW compression recognition is
+ * automatically handled when calling @FT_New_Face or @FT_Open_Face.
+ * This means that if no font driver is capable of handling the raw
+ * compressed file, the library will try to open a LZW stream from it
+ * and re-open the face with it.
+ *
+ * This function may return `FT_Err_Unimplemented_Feature' if your build
+ * of FreeType was not compiled with LZW support.
+ */
+ FT_EXPORT( FT_Error )
+ FT_Stream_OpenLZW( FT_Stream stream,
+ FT_Stream source );
+
+ /* */
+
+
+FT_END_HEADER
+
+#endif /* __FTLZW_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftmac.h */
+/* */
+/* Additional Mac-specific API. */
+/* */
+/* Copyright 1996-2001, 2004, 2006, 2007 by */
+/* Just van Rossum, David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+/***************************************************************************/
+/* */
+/* NOTE: Include this file after <freetype/freetype.h> and after any */
+/* Mac-specific headers (because this header uses Mac types such as */
+/* Handle, FSSpec, FSRef, etc.) */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTMAC_H__
+#define __FTMAC_H__
+
+
+#include <ft2build.h>
+
+
+FT_BEGIN_HEADER
+
+
+/* gcc-3.4.1 and later can warn about functions tagged as deprecated */
+#ifndef FT_DEPRECATED_ATTRIBUTE
+#if defined(__GNUC__) && \
+ ((__GNUC__ >= 4) || ((__GNUC__ == 3) && (__GNUC_MINOR__ >= 1)))
+#define FT_DEPRECATED_ATTRIBUTE __attribute__((deprecated))
+#else
+#define FT_DEPRECATED_ATTRIBUTE
+#endif
+#endif
+
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* mac_specific */
+ /* */
+ /* <Title> */
+ /* Mac Specific Interface */
+ /* */
+ /* <Abstract> */
+ /* Only available on the Macintosh. */
+ /* */
+ /* <Description> */
+ /* The following definitions are only available if FreeType is */
+ /* compiled on a Macintosh. */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_New_Face_From_FOND */
+ /* */
+ /* <Description> */
+ /* Create a new face object from a FOND resource. */
+ /* */
+ /* <InOut> */
+ /* library :: A handle to the library resource. */
+ /* */
+ /* <Input> */
+ /* fond :: A FOND resource. */
+ /* */
+ /* face_index :: Only supported for the -1 `sanity check' special */
+ /* case. */
+ /* */
+ /* <Output> */
+ /* aface :: A handle to a new face object. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Notes> */
+ /* This function can be used to create @FT_Face objects from fonts */
+ /* that are installed in the system as follows. */
+ /* */
+ /* { */
+ /* fond = GetResource( 'FOND', fontName ); */
+ /* error = FT_New_Face_From_FOND( library, fond, 0, &face ); */
+ /* } */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_New_Face_From_FOND( FT_Library library,
+ Handle fond,
+ FT_Long face_index,
+ FT_Face *aface )
+ FT_DEPRECATED_ATTRIBUTE;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_GetFile_From_Mac_Name */
+ /* */
+ /* <Description> */
+ /* Return an FSSpec for the disk file containing the named font. */
+ /* */
+ /* <Input> */
+ /* fontName :: Mac OS name of the font (e.g., Times New Roman */
+ /* Bold). */
+ /* */
+ /* <Output> */
+ /* pathSpec :: FSSpec to the file. For passing to */
+ /* @FT_New_Face_From_FSSpec. */
+ /* */
+ /* face_index :: Index of the face. For passing to */
+ /* @FT_New_Face_From_FSSpec. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_GetFile_From_Mac_Name( const char* fontName,
+ FSSpec* pathSpec,
+ FT_Long* face_index )
+ FT_DEPRECATED_ATTRIBUTE;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_GetFile_From_Mac_ATS_Name */
+ /* */
+ /* <Description> */
+ /* Return an FSSpec for the disk file containing the named font. */
+ /* */
+ /* <Input> */
+ /* fontName :: Mac OS name of the font in ATS framework. */
+ /* */
+ /* <Output> */
+ /* pathSpec :: FSSpec to the file. For passing to */
+ /* @FT_New_Face_From_FSSpec. */
+ /* */
+ /* face_index :: Index of the face. For passing to */
+ /* @FT_New_Face_From_FSSpec. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_GetFile_From_Mac_ATS_Name( const char* fontName,
+ FSSpec* pathSpec,
+ FT_Long* face_index )
+ FT_DEPRECATED_ATTRIBUTE;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_GetFilePath_From_Mac_ATS_Name */
+ /* */
+ /* <Description> */
+ /* Return a pathname of the disk file and face index for given font */
+ /* name which is handled by ATS framework. */
+ /* */
+ /* <Input> */
+ /* fontName :: Mac OS name of the font in ATS framework. */
+ /* */
+ /* <Output> */
+ /* path :: Buffer to store pathname of the file. For passing */
+ /* to @FT_New_Face. The client must allocate this */
+ /* buffer before calling this function. */
+ /* */
+ /* maxPathSize :: Lengths of the buffer `path' that client allocated. */
+ /* */
+ /* face_index :: Index of the face. For passing to @FT_New_Face. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_GetFilePath_From_Mac_ATS_Name( const char* fontName,
+ UInt8* path,
+ UInt32 maxPathSize,
+ FT_Long* face_index )
+ FT_DEPRECATED_ATTRIBUTE;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_New_Face_From_FSSpec */
+ /* */
+ /* <Description> */
+ /* Create a new face object from a given resource and typeface index */
+ /* using an FSSpec to the font file. */
+ /* */
+ /* <InOut> */
+ /* library :: A handle to the library resource. */
+ /* */
+ /* <Input> */
+ /* spec :: FSSpec to the font file. */
+ /* */
+ /* face_index :: The index of the face within the resource. The */
+ /* first face has index~0. */
+ /* <Output> */
+ /* aface :: A handle to a new face object. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* @FT_New_Face_From_FSSpec is identical to @FT_New_Face except */
+ /* it accepts an FSSpec instead of a path. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_New_Face_From_FSSpec( FT_Library library,
+ const FSSpec *spec,
+ FT_Long face_index,
+ FT_Face *aface )
+ FT_DEPRECATED_ATTRIBUTE;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_New_Face_From_FSRef */
+ /* */
+ /* <Description> */
+ /* Create a new face object from a given resource and typeface index */
+ /* using an FSRef to the font file. */
+ /* */
+ /* <InOut> */
+ /* library :: A handle to the library resource. */
+ /* */
+ /* <Input> */
+ /* spec :: FSRef to the font file. */
+ /* */
+ /* face_index :: The index of the face within the resource. The */
+ /* first face has index~0. */
+ /* <Output> */
+ /* aface :: A handle to a new face object. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* @FT_New_Face_From_FSRef is identical to @FT_New_Face except */
+ /* it accepts an FSRef instead of a path. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_New_Face_From_FSRef( FT_Library library,
+ const FSRef *ref,
+ FT_Long face_index,
+ FT_Face *aface )
+ FT_DEPRECATED_ATTRIBUTE;
+
+ /* */
+
+
+FT_END_HEADER
+
+
+#endif /* __FTMAC_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftmm.h */
+/* */
+/* FreeType Multiple Master font interface (specification). */
+/* */
+/* Copyright 1996-2001, 2003, 2004, 2006, 2009 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTMM_H__
+#define __FTMM_H__
+
+
+#include <ft2build.h>
+#include FT_TYPE1_TABLES_H
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* multiple_masters */
+ /* */
+ /* <Title> */
+ /* Multiple Masters */
+ /* */
+ /* <Abstract> */
+ /* How to manage Multiple Masters fonts. */
+ /* */
+ /* <Description> */
+ /* The following types and functions are used to manage Multiple */
+ /* Master fonts, i.e., the selection of specific design instances by */
+ /* setting design axis coordinates. */
+ /* */
+ /* George Williams has extended this interface to make it work with */
+ /* both Type~1 Multiple Masters fonts and GX distortable (var) */
+ /* fonts. Some of these routines only work with MM fonts, others */
+ /* will work with both types. They are similar enough that a */
+ /* consistent interface makes sense. */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_MM_Axis */
+ /* */
+ /* <Description> */
+ /* A simple structure used to model a given axis in design space for */
+ /* Multiple Masters fonts. */
+ /* */
+ /* This structure can't be used for GX var fonts. */
+ /* */
+ /* <Fields> */
+ /* name :: The axis's name. */
+ /* */
+ /* minimum :: The axis's minimum design coordinate. */
+ /* */
+ /* maximum :: The axis's maximum design coordinate. */
+ /* */
+ typedef struct FT_MM_Axis_
+ {
+ FT_String* name;
+ FT_Long minimum;
+ FT_Long maximum;
+
+ } FT_MM_Axis;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_Multi_Master */
+ /* */
+ /* <Description> */
+ /* A structure used to model the axes and space of a Multiple Masters */
+ /* font. */
+ /* */
+ /* This structure can't be used for GX var fonts. */
+ /* */
+ /* <Fields> */
+ /* num_axis :: Number of axes. Cannot exceed~4. */
+ /* */
+ /* num_designs :: Number of designs; should be normally 2^num_axis */
+ /* even though the Type~1 specification strangely */
+ /* allows for intermediate designs to be present. This */
+ /* number cannot exceed~16. */
+ /* */
+ /* axis :: A table of axis descriptors. */
+ /* */
+ typedef struct FT_Multi_Master_
+ {
+ FT_UInt num_axis;
+ FT_UInt num_designs;
+ FT_MM_Axis axis[T1_MAX_MM_AXIS];
+
+ } FT_Multi_Master;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_Var_Axis */
+ /* */
+ /* <Description> */
+ /* A simple structure used to model a given axis in design space for */
+ /* Multiple Masters and GX var fonts. */
+ /* */
+ /* <Fields> */
+ /* name :: The axis's name. */
+ /* Not always meaningful for GX. */
+ /* */
+ /* minimum :: The axis's minimum design coordinate. */
+ /* */
+ /* def :: The axis's default design coordinate. */
+ /* FreeType computes meaningful default values for MM; it */
+ /* is then an integer value, not in 16.16 format. */
+ /* */
+ /* maximum :: The axis's maximum design coordinate. */
+ /* */
+ /* tag :: The axis's tag (the GX equivalent to `name'). */
+ /* FreeType provides default values for MM if possible. */
+ /* */
+ /* strid :: The entry in `name' table (another GX version of */
+ /* `name'). */
+ /* Not meaningful for MM. */
+ /* */
+ typedef struct FT_Var_Axis_
+ {
+ FT_String* name;
+
+ FT_Fixed minimum;
+ FT_Fixed def;
+ FT_Fixed maximum;
+
+ FT_ULong tag;
+ FT_UInt strid;
+
+ } FT_Var_Axis;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_Var_Named_Style */
+ /* */
+ /* <Description> */
+ /* A simple structure used to model a named style in a GX var font. */
+ /* */
+ /* This structure can't be used for MM fonts. */
+ /* */
+ /* <Fields> */
+ /* coords :: The design coordinates for this style. */
+ /* This is an array with one entry for each axis. */
+ /* */
+ /* strid :: The entry in `name' table identifying this style. */
+ /* */
+ typedef struct FT_Var_Named_Style_
+ {
+ FT_Fixed* coords;
+ FT_UInt strid;
+
+ } FT_Var_Named_Style;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_MM_Var */
+ /* */
+ /* <Description> */
+ /* A structure used to model the axes and space of a Multiple Masters */
+ /* or GX var distortable font. */
+ /* */
+ /* Some fields are specific to one format and not to the other. */
+ /* */
+ /* <Fields> */
+ /* num_axis :: The number of axes. The maximum value is~4 for */
+ /* MM; no limit in GX. */
+ /* */
+ /* num_designs :: The number of designs; should be normally */
+ /* 2^num_axis for MM fonts. Not meaningful for GX */
+ /* (where every glyph could have a different */
+ /* number of designs). */
+ /* */
+ /* num_namedstyles :: The number of named styles; only meaningful for */
+ /* GX which allows certain design coordinates to */
+ /* have a string ID (in the `name' table) */
+ /* associated with them. The font can tell the */
+ /* user that, for example, Weight=1.5 is `Bold'. */
+ /* */
+ /* axis :: A table of axis descriptors. */
+ /* GX fonts contain slightly more data than MM. */
+ /* */
+ /* namedstyles :: A table of named styles. */
+ /* Only meaningful with GX. */
+ /* */
+ typedef struct FT_MM_Var_
+ {
+ FT_UInt num_axis;
+ FT_UInt num_designs;
+ FT_UInt num_namedstyles;
+ FT_Var_Axis* axis;
+ FT_Var_Named_Style* namedstyle;
+
+ } FT_MM_Var;
+
+
+ /* */
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Get_Multi_Master */
+ /* */
+ /* <Description> */
+ /* Retrieve the Multiple Master descriptor of a given font. */
+ /* */
+ /* This function can't be used with GX fonts. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the source face. */
+ /* */
+ /* <Output> */
+ /* amaster :: The Multiple Masters descriptor. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Get_Multi_Master( FT_Face face,
+ FT_Multi_Master *amaster );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Get_MM_Var */
+ /* */
+ /* <Description> */
+ /* Retrieve the Multiple Master/GX var descriptor of a given font. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the source face. */
+ /* */
+ /* <Output> */
+ /* amaster :: The Multiple Masters/GX var descriptor. */
+ /* Allocates a data structure, which the user must free */
+ /* (a single call to FT_FREE will do it). */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Get_MM_Var( FT_Face face,
+ FT_MM_Var* *amaster );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Set_MM_Design_Coordinates */
+ /* */
+ /* <Description> */
+ /* For Multiple Masters fonts, choose an interpolated font design */
+ /* through design coordinates. */
+ /* */
+ /* This function can't be used with GX fonts. */
+ /* */
+ /* <InOut> */
+ /* face :: A handle to the source face. */
+ /* */
+ /* <Input> */
+ /* num_coords :: The number of design coordinates (must be equal to */
+ /* the number of axes in the font). */
+ /* */
+ /* coords :: An array of design coordinates. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Set_MM_Design_Coordinates( FT_Face face,
+ FT_UInt num_coords,
+ FT_Long* coords );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Set_Var_Design_Coordinates */
+ /* */
+ /* <Description> */
+ /* For Multiple Master or GX Var fonts, choose an interpolated font */
+ /* design through design coordinates. */
+ /* */
+ /* <InOut> */
+ /* face :: A handle to the source face. */
+ /* */
+ /* <Input> */
+ /* num_coords :: The number of design coordinates (must be equal to */
+ /* the number of axes in the font). */
+ /* */
+ /* coords :: An array of design coordinates. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Set_Var_Design_Coordinates( FT_Face face,
+ FT_UInt num_coords,
+ FT_Fixed* coords );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Set_MM_Blend_Coordinates */
+ /* */
+ /* <Description> */
+ /* For Multiple Masters and GX var fonts, choose an interpolated font */
+ /* design through normalized blend coordinates. */
+ /* */
+ /* <InOut> */
+ /* face :: A handle to the source face. */
+ /* */
+ /* <Input> */
+ /* num_coords :: The number of design coordinates (must be equal to */
+ /* the number of axes in the font). */
+ /* */
+ /* coords :: The design coordinates array (each element must be */
+ /* between 0 and 1.0). */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Set_MM_Blend_Coordinates( FT_Face face,
+ FT_UInt num_coords,
+ FT_Fixed* coords );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Set_Var_Blend_Coordinates */
+ /* */
+ /* <Description> */
+ /* This is another name of @FT_Set_MM_Blend_Coordinates. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Set_Var_Blend_Coordinates( FT_Face face,
+ FT_UInt num_coords,
+ FT_Fixed* coords );
+
+
+ /* */
+
+
+FT_END_HEADER
+
+#endif /* __FTMM_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftmodapi.h */
+/* */
+/* FreeType modules public interface (specification). */
+/* */
+/* Copyright 1996-2001, 2002, 2003, 2006, 2008, 2009, 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTMODAPI_H__
+#define __FTMODAPI_H__
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+#ifdef FREETYPE_H
+#error "freetype.h of FreeType 1 has been loaded!"
+#error "Please fix the directory search order for header files"
+#error "so that freetype.h of FreeType 2 is found first."
+#endif
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* module_management */
+ /* */
+ /* <Title> */
+ /* Module Management */
+ /* */
+ /* <Abstract> */
+ /* How to add, upgrade, and remove modules from FreeType. */
+ /* */
+ /* <Description> */
+ /* The definitions below are used to manage modules within FreeType. */
+ /* Modules can be added, upgraded, and removed at runtime. */
+ /* */
+ /*************************************************************************/
+
+
+ /* module bit flags */
+#define FT_MODULE_FONT_DRIVER 1 /* this module is a font driver */
+#define FT_MODULE_RENDERER 2 /* this module is a renderer */
+#define FT_MODULE_HINTER 4 /* this module is a glyph hinter */
+#define FT_MODULE_STYLER 8 /* this module is a styler */
+
+#define FT_MODULE_DRIVER_SCALABLE 0x100 /* the driver supports */
+ /* scalable fonts */
+#define FT_MODULE_DRIVER_NO_OUTLINES 0x200 /* the driver does not */
+ /* support vector outlines */
+#define FT_MODULE_DRIVER_HAS_HINTER 0x400 /* the driver provides its */
+ /* own hinter */
+
+
+ /* deprecated values */
+#define ft_module_font_driver FT_MODULE_FONT_DRIVER
+#define ft_module_renderer FT_MODULE_RENDERER
+#define ft_module_hinter FT_MODULE_HINTER
+#define ft_module_styler FT_MODULE_STYLER
+
+#define ft_module_driver_scalable FT_MODULE_DRIVER_SCALABLE
+#define ft_module_driver_no_outlines FT_MODULE_DRIVER_NO_OUTLINES
+#define ft_module_driver_has_hinter FT_MODULE_DRIVER_HAS_HINTER
+
+
+ typedef FT_Pointer FT_Module_Interface;
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* FT_Module_Constructor */
+ /* */
+ /* <Description> */
+ /* A function used to initialize (not create) a new module object. */
+ /* */
+ /* <Input> */
+ /* module :: The module to initialize. */
+ /* */
+ typedef FT_Error
+ (*FT_Module_Constructor)( FT_Module module );
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* FT_Module_Destructor */
+ /* */
+ /* <Description> */
+ /* A function used to finalize (not destroy) a given module object. */
+ /* */
+ /* <Input> */
+ /* module :: The module to finalize. */
+ /* */
+ typedef void
+ (*FT_Module_Destructor)( FT_Module module );
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* FT_Module_Requester */
+ /* */
+ /* <Description> */
+ /* A function used to query a given module for a specific interface. */
+ /* */
+ /* <Input> */
+ /* module :: The module to finalize. */
+ /* */
+ /* name :: The name of the interface in the module. */
+ /* */
+ typedef FT_Module_Interface
+ (*FT_Module_Requester)( FT_Module module,
+ const char* name );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_Module_Class */
+ /* */
+ /* <Description> */
+ /* The module class descriptor. */
+ /* */
+ /* <Fields> */
+ /* module_flags :: Bit flags describing the module. */
+ /* */
+ /* module_size :: The size of one module object/instance in */
+ /* bytes. */
+ /* */
+ /* module_name :: The name of the module. */
+ /* */
+ /* module_version :: The version, as a 16.16 fixed number */
+ /* (major.minor). */
+ /* */
+ /* module_requires :: The version of FreeType this module requires, */
+ /* as a 16.16 fixed number (major.minor). Starts */
+ /* at version 2.0, i.e., 0x20000. */
+ /* */
+ /* module_init :: The initializing function. */
+ /* */
+ /* module_done :: The finalizing function. */
+ /* */
+ /* get_interface :: The interface requesting function. */
+ /* */
+ typedef struct FT_Module_Class_
+ {
+ FT_ULong module_flags;
+ FT_Long module_size;
+ const FT_String* module_name;
+ FT_Fixed module_version;
+ FT_Fixed module_requires;
+
+ const void* module_interface;
+
+ FT_Module_Constructor module_init;
+ FT_Module_Destructor module_done;
+ FT_Module_Requester get_interface;
+
+ } FT_Module_Class;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Add_Module */
+ /* */
+ /* <Description> */
+ /* Add a new module to a given library instance. */
+ /* */
+ /* <InOut> */
+ /* library :: A handle to the library object. */
+ /* */
+ /* <Input> */
+ /* clazz :: A pointer to class descriptor for the module. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* An error will be returned if a module already exists by that name, */
+ /* or if the module requires a version of FreeType that is too great. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Add_Module( FT_Library library,
+ const FT_Module_Class* clazz );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Get_Module */
+ /* */
+ /* <Description> */
+ /* Find a module by its name. */
+ /* */
+ /* <Input> */
+ /* library :: A handle to the library object. */
+ /* */
+ /* module_name :: The module's name (as an ASCII string). */
+ /* */
+ /* <Return> */
+ /* A module handle. 0~if none was found. */
+ /* */
+ /* <Note> */
+ /* FreeType's internal modules aren't documented very well, and you */
+ /* should look up the source code for details. */
+ /* */
+ FT_EXPORT( FT_Module )
+ FT_Get_Module( FT_Library library,
+ const char* module_name );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Remove_Module */
+ /* */
+ /* <Description> */
+ /* Remove a given module from a library instance. */
+ /* */
+ /* <InOut> */
+ /* library :: A handle to a library object. */
+ /* */
+ /* <Input> */
+ /* module :: A handle to a module object. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* The module object is destroyed by the function in case of success. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Remove_Module( FT_Library library,
+ FT_Module module );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Reference_Library */
+ /* */
+ /* <Description> */
+ /* A counter gets initialized to~1 at the time an @FT_Library */
+ /* structure is created. This function increments the counter. */
+ /* @FT_Done_Library then only destroys a library if the counter is~1, */
+ /* otherwise it simply decrements the counter. */
+ /* */
+ /* This function helps in managing life-cycles of structures which */
+ /* reference @FT_Library objects. */
+ /* */
+ /* <Input> */
+ /* library :: A handle to a target library object. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Since> */
+ /* 2.4.2 */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Reference_Library( FT_Library library );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_New_Library */
+ /* */
+ /* <Description> */
+ /* This function is used to create a new FreeType library instance */
+ /* from a given memory object. It is thus possible to use libraries */
+ /* with distinct memory allocators within the same program. */
+ /* */
+ /* Normally, you would call this function (followed by a call to */
+ /* @FT_Add_Default_Modules or a series of calls to @FT_Add_Module) */
+ /* instead of @FT_Init_FreeType to initialize the FreeType library. */
+ /* */
+ /* Don't use @FT_Done_FreeType but @FT_Done_Library to destroy a */
+ /* library instance. */
+ /* */
+ /* <Input> */
+ /* memory :: A handle to the original memory object. */
+ /* */
+ /* <Output> */
+ /* alibrary :: A pointer to handle of a new library object. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* See the discussion of reference counters in the description of */
+ /* @FT_Reference_Library. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_New_Library( FT_Memory memory,
+ FT_Library *alibrary );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Done_Library */
+ /* */
+ /* <Description> */
+ /* Discard a given library object. This closes all drivers and */
+ /* discards all resource objects. */
+ /* */
+ /* <Input> */
+ /* library :: A handle to the target library. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* See the discussion of reference counters in the description of */
+ /* @FT_Reference_Library. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Done_Library( FT_Library library );
+
+/* */
+
+ typedef void
+ (*FT_DebugHook_Func)( void* arg );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Set_Debug_Hook */
+ /* */
+ /* <Description> */
+ /* Set a debug hook function for debugging the interpreter of a font */
+ /* format. */
+ /* */
+ /* <InOut> */
+ /* library :: A handle to the library object. */
+ /* */
+ /* <Input> */
+ /* hook_index :: The index of the debug hook. You should use the */
+ /* values defined in `ftobjs.h', e.g., */
+ /* `FT_DEBUG_HOOK_TRUETYPE'. */
+ /* */
+ /* debug_hook :: The function used to debug the interpreter. */
+ /* */
+ /* <Note> */
+ /* Currently, four debug hook slots are available, but only two (for */
+ /* the TrueType and the Type~1 interpreter) are defined. */
+ /* */
+ /* Since the internal headers of FreeType are no longer installed, */
+ /* the symbol `FT_DEBUG_HOOK_TRUETYPE' isn't available publicly. */
+ /* This is a bug and will be fixed in a forthcoming release. */
+ /* */
+ FT_EXPORT( void )
+ FT_Set_Debug_Hook( FT_Library library,
+ FT_UInt hook_index,
+ FT_DebugHook_Func debug_hook );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Add_Default_Modules */
+ /* */
+ /* <Description> */
+ /* Add the set of default drivers to a given library object. */
+ /* This is only useful when you create a library object with */
+ /* @FT_New_Library (usually to plug a custom memory manager). */
+ /* */
+ /* <InOut> */
+ /* library :: A handle to a new library object. */
+ /* */
+ FT_EXPORT( void )
+ FT_Add_Default_Modules( FT_Library library );
+
+
+
+ /**************************************************************************
+ *
+ * @section:
+ * truetype_engine
+ *
+ * @title:
+ * The TrueType Engine
+ *
+ * @abstract:
+ * TrueType bytecode support.
+ *
+ * @description:
+ * This section contains a function used to query the level of TrueType
+ * bytecode support compiled in this version of the library.
+ *
+ */
+
+
+ /**************************************************************************
+ *
+ * @enum:
+ * FT_TrueTypeEngineType
+ *
+ * @description:
+ * A list of values describing which kind of TrueType bytecode
+ * engine is implemented in a given FT_Library instance. It is used
+ * by the @FT_Get_TrueType_Engine_Type function.
+ *
+ * @values:
+ * FT_TRUETYPE_ENGINE_TYPE_NONE ::
+ * The library doesn't implement any kind of bytecode interpreter.
+ *
+ * FT_TRUETYPE_ENGINE_TYPE_UNPATENTED ::
+ * The library implements a bytecode interpreter that doesn't
+ * support the patented operations of the TrueType virtual machine.
+ *
+ * Its main use is to load certain Asian fonts which position and
+ * scale glyph components with bytecode instructions. It produces
+ * bad output for most other fonts.
+ *
+ * FT_TRUETYPE_ENGINE_TYPE_PATENTED ::
+ * The library implements a bytecode interpreter that covers
+ * the full instruction set of the TrueType virtual machine (this
+ * was governed by patents until May 2010, hence the name).
+ *
+ * @since:
+ * 2.2
+ *
+ */
+ typedef enum FT_TrueTypeEngineType_
+ {
+ FT_TRUETYPE_ENGINE_TYPE_NONE = 0,
+ FT_TRUETYPE_ENGINE_TYPE_UNPATENTED,
+ FT_TRUETYPE_ENGINE_TYPE_PATENTED
+
+ } FT_TrueTypeEngineType;
+
+
+ /**************************************************************************
+ *
+ * @func:
+ * FT_Get_TrueType_Engine_Type
+ *
+ * @description:
+ * Return an @FT_TrueTypeEngineType value to indicate which level of
+ * the TrueType virtual machine a given library instance supports.
+ *
+ * @input:
+ * library ::
+ * A library instance.
+ *
+ * @return:
+ * A value indicating which level is supported.
+ *
+ * @since:
+ * 2.2
+ *
+ */
+ FT_EXPORT( FT_TrueTypeEngineType )
+ FT_Get_TrueType_Engine_Type( FT_Library library );
+
+
+ /* */
+
+
+FT_END_HEADER
+
+#endif /* __FTMODAPI_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftmoderr.h */
+/* */
+/* FreeType module error offsets (specification). */
+/* */
+/* Copyright 2001, 2002, 2003, 2004, 2005, 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This file is used to define the FreeType module error offsets. */
+ /* */
+ /* The lower byte gives the error code, the higher byte gives the */
+ /* module. The base module has error offset 0. For example, the error */
+ /* `FT_Err_Invalid_File_Format' has value 0x003, the error */
+ /* `TT_Err_Invalid_File_Format' has value 0x1103, the error */
+ /* `T1_Err_Invalid_File_Format' has value 0x1203, etc. */
+ /* */
+ /* Undefine the macro FT_CONFIG_OPTION_USE_MODULE_ERRORS in ftoption.h */
+ /* to make the higher byte always zero (disabling the module error */
+ /* mechanism). */
+ /* */
+ /* It can also be used to create a module error message table easily */
+ /* with something like */
+ /* */
+ /* { */
+ /* #undef __FTMODERR_H__ */
+ /* #define FT_MODERRDEF( e, v, s ) { FT_Mod_Err_ ## e, s }, */
+ /* #define FT_MODERR_START_LIST { */
+ /* #define FT_MODERR_END_LIST { 0, 0 } }; */
+ /* */
+ /* const struct */
+ /* { */
+ /* int mod_err_offset; */
+ /* const char* mod_err_msg */
+ /* } ft_mod_errors[] = */
+ /* */
+ /* #include FT_MODULE_ERRORS_H */
+ /* } */
+ /* */
+ /* To use such a table, all errors must be ANDed with 0xFF00 to remove */
+ /* the error code. */
+ /* */
+ /*************************************************************************/
+
+
+#ifndef __FTMODERR_H__
+#define __FTMODERR_H__
+
+
+ /*******************************************************************/
+ /*******************************************************************/
+ /***** *****/
+ /***** SETUP MACROS *****/
+ /***** *****/
+ /*******************************************************************/
+ /*******************************************************************/
+
+
+#undef FT_NEED_EXTERN_C
+
+#ifndef FT_MODERRDEF
+
+#ifdef FT_CONFIG_OPTION_USE_MODULE_ERRORS
+#define FT_MODERRDEF( e, v, s ) FT_Mod_Err_ ## e = v,
+#else
+#define FT_MODERRDEF( e, v, s ) FT_Mod_Err_ ## e = 0,
+#endif
+
+#define FT_MODERR_START_LIST enum {
+#define FT_MODERR_END_LIST FT_Mod_Err_Max };
+
+#ifdef __cplusplus
+#define FT_NEED_EXTERN_C
+ extern "C" {
+#endif
+
+#endif /* !FT_MODERRDEF */
+
+
+ /*******************************************************************/
+ /*******************************************************************/
+ /***** *****/
+ /***** LIST MODULE ERROR BASES *****/
+ /***** *****/
+ /*******************************************************************/
+ /*******************************************************************/
+
+
+#ifdef FT_MODERR_START_LIST
+ FT_MODERR_START_LIST
+#endif
+
+
+ FT_MODERRDEF( Base, 0x000, "base module" )
+ FT_MODERRDEF( Autofit, 0x100, "autofitter module" )
+ FT_MODERRDEF( BDF, 0x200, "BDF module" )
+ FT_MODERRDEF( Bzip2, 0x300, "Bzip2 module" )
+ FT_MODERRDEF( Cache, 0x400, "cache module" )
+ FT_MODERRDEF( CFF, 0x500, "CFF module" )
+ FT_MODERRDEF( CID, 0x600, "CID module" )
+ FT_MODERRDEF( Gzip, 0x700, "Gzip module" )
+ FT_MODERRDEF( LZW, 0x800, "LZW module" )
+ FT_MODERRDEF( OTvalid, 0x900, "OpenType validation module" )
+ FT_MODERRDEF( PCF, 0xA00, "PCF module" )
+ FT_MODERRDEF( PFR, 0xB00, "PFR module" )
+ FT_MODERRDEF( PSaux, 0xC00, "PS auxiliary module" )
+ FT_MODERRDEF( PShinter, 0xD00, "PS hinter module" )
+ FT_MODERRDEF( PSnames, 0xE00, "PS names module" )
+ FT_MODERRDEF( Raster, 0xF00, "raster module" )
+ FT_MODERRDEF( SFNT, 0x1000, "SFNT module" )
+ FT_MODERRDEF( Smooth, 0x1100, "smooth raster module" )
+ FT_MODERRDEF( TrueType, 0x1200, "TrueType module" )
+ FT_MODERRDEF( Type1, 0x1300, "Type 1 module" )
+ FT_MODERRDEF( Type42, 0x1400, "Type 42 module" )
+ FT_MODERRDEF( Winfonts, 0x1500, "Windows FON/FNT module" )
+
+
+#ifdef FT_MODERR_END_LIST
+ FT_MODERR_END_LIST
+#endif
+
+
+ /*******************************************************************/
+ /*******************************************************************/
+ /***** *****/
+ /***** CLEANUP *****/
+ /***** *****/
+ /*******************************************************************/
+ /*******************************************************************/
+
+
+#ifdef FT_NEED_EXTERN_C
+ }
+#endif
+
+#undef FT_MODERR_START_LIST
+#undef FT_MODERR_END_LIST
+#undef FT_MODERRDEF
+#undef FT_NEED_EXTERN_C
+
+
+#endif /* __FTMODERR_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftotval.h */
+/* */
+/* FreeType API for validating OpenType tables (specification). */
+/* */
+/* Copyright 2004, 2005, 2006, 2007 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+/***************************************************************************/
+/* */
+/* */
+/* Warning: This module might be moved to a different library in the */
+/* future to avoid a tight dependency between FreeType and the */
+/* OpenType specification. */
+/* */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTOTVAL_H__
+#define __FTOTVAL_H__
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+#ifdef FREETYPE_H
+#error "freetype.h of FreeType 1 has been loaded!"
+#error "Please fix the directory search order for header files"
+#error "so that freetype.h of FreeType 2 is found first."
+#endif
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* ot_validation */
+ /* */
+ /* <Title> */
+ /* OpenType Validation */
+ /* */
+ /* <Abstract> */
+ /* An API to validate OpenType tables. */
+ /* */
+ /* <Description> */
+ /* This section contains the declaration of functions to validate */
+ /* some OpenType tables (BASE, GDEF, GPOS, GSUB, JSTF, MATH). */
+ /* */
+ /*************************************************************************/
+
+
+ /**********************************************************************
+ *
+ * @enum:
+ * FT_VALIDATE_OTXXX
+ *
+ * @description:
+ * A list of bit-field constants used with @FT_OpenType_Validate to
+ * indicate which OpenType tables should be validated.
+ *
+ * @values:
+ * FT_VALIDATE_BASE ::
+ * Validate BASE table.
+ *
+ * FT_VALIDATE_GDEF ::
+ * Validate GDEF table.
+ *
+ * FT_VALIDATE_GPOS ::
+ * Validate GPOS table.
+ *
+ * FT_VALIDATE_GSUB ::
+ * Validate GSUB table.
+ *
+ * FT_VALIDATE_JSTF ::
+ * Validate JSTF table.
+ *
+ * FT_VALIDATE_MATH ::
+ * Validate MATH table.
+ *
+ * FT_VALIDATE_OT ::
+ * Validate all OpenType tables (BASE, GDEF, GPOS, GSUB, JSTF, MATH).
+ *
+ */
+#define FT_VALIDATE_BASE 0x0100
+#define FT_VALIDATE_GDEF 0x0200
+#define FT_VALIDATE_GPOS 0x0400
+#define FT_VALIDATE_GSUB 0x0800
+#define FT_VALIDATE_JSTF 0x1000
+#define FT_VALIDATE_MATH 0x2000
+
+#define FT_VALIDATE_OT FT_VALIDATE_BASE | \
+ FT_VALIDATE_GDEF | \
+ FT_VALIDATE_GPOS | \
+ FT_VALIDATE_GSUB | \
+ FT_VALIDATE_JSTF | \
+ FT_VALIDATE_MATH
+
+ /* */
+
+ /**********************************************************************
+ *
+ * @function:
+ * FT_OpenType_Validate
+ *
+ * @description:
+ * Validate various OpenType tables to assure that all offsets and
+ * indices are valid. The idea is that a higher-level library which
+ * actually does the text layout can access those tables without
+ * error checking (which can be quite time consuming).
+ *
+ * @input:
+ * face ::
+ * A handle to the input face.
+ *
+ * validation_flags ::
+ * A bit field which specifies the tables to be validated. See
+ * @FT_VALIDATE_OTXXX for possible values.
+ *
+ * @output:
+ * BASE_table ::
+ * A pointer to the BASE table.
+ *
+ * GDEF_table ::
+ * A pointer to the GDEF table.
+ *
+ * GPOS_table ::
+ * A pointer to the GPOS table.
+ *
+ * GSUB_table ::
+ * A pointer to the GSUB table.
+ *
+ * JSTF_table ::
+ * A pointer to the JSTF table.
+ *
+ * @return:
+ * FreeType error code. 0~means success.
+ *
+ * @note:
+ * This function only works with OpenType fonts, returning an error
+ * otherwise.
+ *
+ * After use, the application should deallocate the five tables with
+ * @FT_OpenType_Free. A NULL value indicates that the table either
+ * doesn't exist in the font, or the application hasn't asked for
+ * validation.
+ */
+ FT_EXPORT( FT_Error )
+ FT_OpenType_Validate( FT_Face face,
+ FT_UInt validation_flags,
+ FT_Bytes *BASE_table,
+ FT_Bytes *GDEF_table,
+ FT_Bytes *GPOS_table,
+ FT_Bytes *GSUB_table,
+ FT_Bytes *JSTF_table );
+
+ /* */
+
+ /**********************************************************************
+ *
+ * @function:
+ * FT_OpenType_Free
+ *
+ * @description:
+ * Free the buffer allocated by OpenType validator.
+ *
+ * @input:
+ * face ::
+ * A handle to the input face.
+ *
+ * table ::
+ * The pointer to the buffer that is allocated by
+ * @FT_OpenType_Validate.
+ *
+ * @note:
+ * This function must be used to free the buffer allocated by
+ * @FT_OpenType_Validate only.
+ */
+ FT_EXPORT( void )
+ FT_OpenType_Free( FT_Face face,
+ FT_Bytes table );
+
+
+ /* */
+
+
+FT_END_HEADER
+
+#endif /* __FTOTVAL_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftoutln.h */
+/* */
+/* Support for the FT_Outline type used to store glyph shapes of */
+/* most scalable font formats (specification). */
+/* */
+/* Copyright 1996-2003, 2005-2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTOUTLN_H__
+#define __FTOUTLN_H__
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+#ifdef FREETYPE_H
+#error "freetype.h of FreeType 1 has been loaded!"
+#error "Please fix the directory search order for header files"
+#error "so that freetype.h of FreeType 2 is found first."
+#endif
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* outline_processing */
+ /* */
+ /* <Title> */
+ /* Outline Processing */
+ /* */
+ /* <Abstract> */
+ /* Functions to create, transform, and render vectorial glyph images. */
+ /* */
+ /* <Description> */
+ /* This section contains routines used to create and destroy scalable */
+ /* glyph images known as `outlines'. These can also be measured, */
+ /* transformed, and converted into bitmaps and pixmaps. */
+ /* */
+ /* <Order> */
+ /* FT_Outline */
+ /* FT_OUTLINE_FLAGS */
+ /* FT_Outline_New */
+ /* FT_Outline_Done */
+ /* FT_Outline_Copy */
+ /* FT_Outline_Translate */
+ /* FT_Outline_Transform */
+ /* FT_Outline_Embolden */
+ /* FT_Outline_Reverse */
+ /* FT_Outline_Check */
+ /* */
+ /* FT_Outline_Get_CBox */
+ /* FT_Outline_Get_BBox */
+ /* */
+ /* FT_Outline_Get_Bitmap */
+ /* FT_Outline_Render */
+ /* */
+ /* FT_Outline_Decompose */
+ /* FT_Outline_Funcs */
+ /* FT_Outline_MoveTo_Func */
+ /* FT_Outline_LineTo_Func */
+ /* FT_Outline_ConicTo_Func */
+ /* FT_Outline_CubicTo_Func */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Outline_Decompose */
+ /* */
+ /* <Description> */
+ /* Walk over an outline's structure to decompose it into individual */
+ /* segments and Bézier arcs. This function also emits `move to' */
+ /* operations to indicate the start of new contours in the outline. */
+ /* */
+ /* <Input> */
+ /* outline :: A pointer to the source target. */
+ /* */
+ /* func_interface :: A table of `emitters', i.e., function pointers */
+ /* called during decomposition to indicate path */
+ /* operations. */
+ /* */
+ /* <InOut> */
+ /* user :: A typeless pointer which is passed to each */
+ /* emitter during the decomposition. It can be */
+ /* used to store the state during the */
+ /* decomposition. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Outline_Decompose( FT_Outline* outline,
+ const FT_Outline_Funcs* func_interface,
+ void* user );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Outline_New */
+ /* */
+ /* <Description> */
+ /* Create a new outline of a given size. */
+ /* */
+ /* <Input> */
+ /* library :: A handle to the library object from where the */
+ /* outline is allocated. Note however that the new */
+ /* outline will *not* necessarily be *freed*, when */
+ /* destroying the library, by @FT_Done_FreeType. */
+ /* */
+ /* numPoints :: The maximal number of points within the outline. */
+ /* */
+ /* numContours :: The maximal number of contours within the outline. */
+ /* */
+ /* <Output> */
+ /* anoutline :: A handle to the new outline. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* The reason why this function takes a `library' parameter is simply */
+ /* to use the library's memory allocator. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Outline_New( FT_Library library,
+ FT_UInt numPoints,
+ FT_Int numContours,
+ FT_Outline *anoutline );
+
+
+ FT_EXPORT( FT_Error )
+ FT_Outline_New_Internal( FT_Memory memory,
+ FT_UInt numPoints,
+ FT_Int numContours,
+ FT_Outline *anoutline );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Outline_Done */
+ /* */
+ /* <Description> */
+ /* Destroy an outline created with @FT_Outline_New. */
+ /* */
+ /* <Input> */
+ /* library :: A handle of the library object used to allocate the */
+ /* outline. */
+ /* */
+ /* outline :: A pointer to the outline object to be discarded. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* If the outline's `owner' field is not set, only the outline */
+ /* descriptor will be released. */
+ /* */
+ /* The reason why this function takes an `library' parameter is */
+ /* simply to use ft_mem_free(). */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Outline_Done( FT_Library library,
+ FT_Outline* outline );
+
+
+ FT_EXPORT( FT_Error )
+ FT_Outline_Done_Internal( FT_Memory memory,
+ FT_Outline* outline );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Outline_Check */
+ /* */
+ /* <Description> */
+ /* Check the contents of an outline descriptor. */
+ /* */
+ /* <Input> */
+ /* outline :: A handle to a source outline. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Outline_Check( FT_Outline* outline );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Outline_Get_CBox */
+ /* */
+ /* <Description> */
+ /* Return an outline's `control box'. The control box encloses all */
+ /* the outline's points, including Bézier control points. Though it */
+ /* coincides with the exact bounding box for most glyphs, it can be */
+ /* slightly larger in some situations (like when rotating an outline */
+ /* which contains Bézier outside arcs). */
+ /* */
+ /* Computing the control box is very fast, while getting the bounding */
+ /* box can take much more time as it needs to walk over all segments */
+ /* and arcs in the outline. To get the latter, you can use the */
+ /* `ftbbox' component which is dedicated to this single task. */
+ /* */
+ /* <Input> */
+ /* outline :: A pointer to the source outline descriptor. */
+ /* */
+ /* <Output> */
+ /* acbox :: The outline's control box. */
+ /* */
+ /* <Note> */
+ /* See @FT_Glyph_Get_CBox for a discussion of tricky fonts. */
+ /* */
+ FT_EXPORT( void )
+ FT_Outline_Get_CBox( const FT_Outline* outline,
+ FT_BBox *acbox );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Outline_Translate */
+ /* */
+ /* <Description> */
+ /* Apply a simple translation to the points of an outline. */
+ /* */
+ /* <InOut> */
+ /* outline :: A pointer to the target outline descriptor. */
+ /* */
+ /* <Input> */
+ /* xOffset :: The horizontal offset. */
+ /* */
+ /* yOffset :: The vertical offset. */
+ /* */
+ FT_EXPORT( void )
+ FT_Outline_Translate( const FT_Outline* outline,
+ FT_Pos xOffset,
+ FT_Pos yOffset );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Outline_Copy */
+ /* */
+ /* <Description> */
+ /* Copy an outline into another one. Both objects must have the */
+ /* same sizes (number of points & number of contours) when this */
+ /* function is called. */
+ /* */
+ /* <Input> */
+ /* source :: A handle to the source outline. */
+ /* */
+ /* <Output> */
+ /* target :: A handle to the target outline. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Outline_Copy( const FT_Outline* source,
+ FT_Outline *target );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Outline_Transform */
+ /* */
+ /* <Description> */
+ /* Apply a simple 2x2 matrix to all of an outline's points. Useful */
+ /* for applying rotations, slanting, flipping, etc. */
+ /* */
+ /* <InOut> */
+ /* outline :: A pointer to the target outline descriptor. */
+ /* */
+ /* <Input> */
+ /* matrix :: A pointer to the transformation matrix. */
+ /* */
+ /* <Note> */
+ /* You can use @FT_Outline_Translate if you need to translate the */
+ /* outline's points. */
+ /* */
+ FT_EXPORT( void )
+ FT_Outline_Transform( const FT_Outline* outline,
+ const FT_Matrix* matrix );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Outline_Embolden */
+ /* */
+ /* <Description> */
+ /* Embolden an outline. The new outline will be at most 4~times */
+ /* `strength' pixels wider and higher. You may think of the left and */
+ /* bottom borders as unchanged. */
+ /* */
+ /* Negative `strength' values to reduce the outline thickness are */
+ /* possible also. */
+ /* */
+ /* <InOut> */
+ /* outline :: A handle to the target outline. */
+ /* */
+ /* <Input> */
+ /* strength :: How strong the glyph is emboldened. Expressed in */
+ /* 26.6 pixel format. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* The used algorithm to increase or decrease the thickness of the */
+ /* glyph doesn't change the number of points; this means that certain */
+ /* situations like acute angles or intersections are sometimes */
+ /* handled incorrectly. */
+ /* */
+ /* If you need `better' metrics values you should call */
+ /* @FT_Outline_Get_CBox or @FT_Outline_Get_BBox. */
+ /* */
+ /* Example call: */
+ /* */
+ /* { */
+ /* FT_Load_Glyph( face, index, FT_LOAD_DEFAULT ); */
+ /* if ( face->slot->format == FT_GLYPH_FORMAT_OUTLINE ) */
+ /* FT_Outline_Embolden( &face->slot->outline, strength ); */
+ /* } */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Outline_Embolden( FT_Outline* outline,
+ FT_Pos strength );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Outline_Reverse */
+ /* */
+ /* <Description> */
+ /* Reverse the drawing direction of an outline. This is used to */
+ /* ensure consistent fill conventions for mirrored glyphs. */
+ /* */
+ /* <InOut> */
+ /* outline :: A pointer to the target outline descriptor. */
+ /* */
+ /* <Note> */
+ /* This function toggles the bit flag @FT_OUTLINE_REVERSE_FILL in */
+ /* the outline's `flags' field. */
+ /* */
+ /* It shouldn't be used by a normal client application, unless it */
+ /* knows what it is doing. */
+ /* */
+ FT_EXPORT( void )
+ FT_Outline_Reverse( FT_Outline* outline );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Outline_Get_Bitmap */
+ /* */
+ /* <Description> */
+ /* Render an outline within a bitmap. The outline's image is simply */
+ /* OR-ed to the target bitmap. */
+ /* */
+ /* <Input> */
+ /* library :: A handle to a FreeType library object. */
+ /* */
+ /* outline :: A pointer to the source outline descriptor. */
+ /* */
+ /* <InOut> */
+ /* abitmap :: A pointer to the target bitmap descriptor. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* This function does NOT CREATE the bitmap, it only renders an */
+ /* outline image within the one you pass to it! Consequently, the */
+ /* various fields in `abitmap' should be set accordingly. */
+ /* */
+ /* It will use the raster corresponding to the default glyph format. */
+ /* */
+ /* The value of the `num_grays' field in `abitmap' is ignored. If */
+ /* you select the gray-level rasterizer, and you want less than 256 */
+ /* gray levels, you have to use @FT_Outline_Render directly. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Outline_Get_Bitmap( FT_Library library,
+ FT_Outline* outline,
+ const FT_Bitmap *abitmap );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Outline_Render */
+ /* */
+ /* <Description> */
+ /* Render an outline within a bitmap using the current scan-convert. */
+ /* This function uses an @FT_Raster_Params structure as an argument, */
+ /* allowing advanced features like direct composition, translucency, */
+ /* etc. */
+ /* */
+ /* <Input> */
+ /* library :: A handle to a FreeType library object. */
+ /* */
+ /* outline :: A pointer to the source outline descriptor. */
+ /* */
+ /* <InOut> */
+ /* params :: A pointer to an @FT_Raster_Params structure used to */
+ /* describe the rendering operation. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* You should know what you are doing and how @FT_Raster_Params works */
+ /* to use this function. */
+ /* */
+ /* The field `params.source' will be set to `outline' before the scan */
+ /* converter is called, which means that the value you give to it is */
+ /* actually ignored. */
+ /* */
+ /* The gray-level rasterizer always uses 256 gray levels. If you */
+ /* want less gray levels, you have to provide your own span callback. */
+ /* See the @FT_RASTER_FLAG_DIRECT value of the `flags' field in the */
+ /* @FT_Raster_Params structure for more details. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Outline_Render( FT_Library library,
+ FT_Outline* outline,
+ FT_Raster_Params* params );
+
+
+ /**************************************************************************
+ *
+ * @enum:
+ * FT_Orientation
+ *
+ * @description:
+ * A list of values used to describe an outline's contour orientation.
+ *
+ * The TrueType and PostScript specifications use different conventions
+ * to determine whether outline contours should be filled or unfilled.
+ *
+ * @values:
+ * FT_ORIENTATION_TRUETYPE ::
+ * According to the TrueType specification, clockwise contours must
+ * be filled, and counter-clockwise ones must be unfilled.
+ *
+ * FT_ORIENTATION_POSTSCRIPT ::
+ * According to the PostScript specification, counter-clockwise contours
+ * must be filled, and clockwise ones must be unfilled.
+ *
+ * FT_ORIENTATION_FILL_RIGHT ::
+ * This is identical to @FT_ORIENTATION_TRUETYPE, but is used to
+ * remember that in TrueType, everything that is to the right of
+ * the drawing direction of a contour must be filled.
+ *
+ * FT_ORIENTATION_FILL_LEFT ::
+ * This is identical to @FT_ORIENTATION_POSTSCRIPT, but is used to
+ * remember that in PostScript, everything that is to the left of
+ * the drawing direction of a contour must be filled.
+ *
+ * FT_ORIENTATION_NONE ::
+ * The orientation cannot be determined. That is, different parts of
+ * the glyph have different orientation.
+ *
+ */
+ typedef enum FT_Orientation_
+ {
+ FT_ORIENTATION_TRUETYPE = 0,
+ FT_ORIENTATION_POSTSCRIPT = 1,
+ FT_ORIENTATION_FILL_RIGHT = FT_ORIENTATION_TRUETYPE,
+ FT_ORIENTATION_FILL_LEFT = FT_ORIENTATION_POSTSCRIPT,
+ FT_ORIENTATION_NONE
+
+ } FT_Orientation;
+
+
+ /**************************************************************************
+ *
+ * @function:
+ * FT_Outline_Get_Orientation
+ *
+ * @description:
+ * This function analyzes a glyph outline and tries to compute its
+ * fill orientation (see @FT_Orientation). This is done by computing
+ * the direction of each global horizontal and/or vertical extrema
+ * within the outline.
+ *
+ * Note that this will return @FT_ORIENTATION_TRUETYPE for empty
+ * outlines.
+ *
+ * @input:
+ * outline ::
+ * A handle to the source outline.
+ *
+ * @return:
+ * The orientation.
+ *
+ */
+ FT_EXPORT( FT_Orientation )
+ FT_Outline_Get_Orientation( FT_Outline* outline );
+
+
+ /* */
+
+
+FT_END_HEADER
+
+#endif /* __FTOUTLN_H__ */
+
+
+/* END */
+
+
+/* Local Variables: */
+/* coding: utf-8 */
+/* End: */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftpfr.h */
+/* */
+/* FreeType API for accessing PFR-specific data (specification only). */
+/* */
+/* Copyright 2002, 2003, 2004, 2006, 2008, 2009 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTPFR_H__
+#define __FTPFR_H__
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+#ifdef FREETYPE_H
+#error "freetype.h of FreeType 1 has been loaded!"
+#error "Please fix the directory search order for header files"
+#error "so that freetype.h of FreeType 2 is found first."
+#endif
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* pfr_fonts */
+ /* */
+ /* <Title> */
+ /* PFR Fonts */
+ /* */
+ /* <Abstract> */
+ /* PFR/TrueDoc specific API. */
+ /* */
+ /* <Description> */
+ /* This section contains the declaration of PFR-specific functions. */
+ /* */
+ /*************************************************************************/
+
+
+ /**********************************************************************
+ *
+ * @function:
+ * FT_Get_PFR_Metrics
+ *
+ * @description:
+ * Return the outline and metrics resolutions of a given PFR face.
+ *
+ * @input:
+ * face :: Handle to the input face. It can be a non-PFR face.
+ *
+ * @output:
+ * aoutline_resolution ::
+ * Outline resolution. This is equivalent to `face->units_per_EM'
+ * for non-PFR fonts. Optional (parameter can be NULL).
+ *
+ * ametrics_resolution ::
+ * Metrics resolution. This is equivalent to `outline_resolution'
+ * for non-PFR fonts. Optional (parameter can be NULL).
+ *
+ * ametrics_x_scale ::
+ * A 16.16 fixed-point number used to scale distance expressed
+ * in metrics units to device sub-pixels. This is equivalent to
+ * `face->size->x_scale', but for metrics only. Optional (parameter
+ * can be NULL).
+ *
+ * ametrics_y_scale ::
+ * Same as `ametrics_x_scale' but for the vertical direction.
+ * optional (parameter can be NULL).
+ *
+ * @return:
+ * FreeType error code. 0~means success.
+ *
+ * @note:
+ * If the input face is not a PFR, this function will return an error.
+ * However, in all cases, it will return valid values.
+ */
+ FT_EXPORT( FT_Error )
+ FT_Get_PFR_Metrics( FT_Face face,
+ FT_UInt *aoutline_resolution,
+ FT_UInt *ametrics_resolution,
+ FT_Fixed *ametrics_x_scale,
+ FT_Fixed *ametrics_y_scale );
+
+
+ /**********************************************************************
+ *
+ * @function:
+ * FT_Get_PFR_Kerning
+ *
+ * @description:
+ * Return the kerning pair corresponding to two glyphs in a PFR face.
+ * The distance is expressed in metrics units, unlike the result of
+ * @FT_Get_Kerning.
+ *
+ * @input:
+ * face :: A handle to the input face.
+ *
+ * left :: Index of the left glyph.
+ *
+ * right :: Index of the right glyph.
+ *
+ * @output:
+ * avector :: A kerning vector.
+ *
+ * @return:
+ * FreeType error code. 0~means success.
+ *
+ * @note:
+ * This function always return distances in original PFR metrics
+ * units. This is unlike @FT_Get_Kerning with the @FT_KERNING_UNSCALED
+ * mode, which always returns distances converted to outline units.
+ *
+ * You can use the value of the `x_scale' and `y_scale' parameters
+ * returned by @FT_Get_PFR_Metrics to scale these to device sub-pixels.
+ */
+ FT_EXPORT( FT_Error )
+ FT_Get_PFR_Kerning( FT_Face face,
+ FT_UInt left,
+ FT_UInt right,
+ FT_Vector *avector );
+
+
+ /**********************************************************************
+ *
+ * @function:
+ * FT_Get_PFR_Advance
+ *
+ * @description:
+ * Return a given glyph advance, expressed in original metrics units,
+ * from a PFR font.
+ *
+ * @input:
+ * face :: A handle to the input face.
+ *
+ * gindex :: The glyph index.
+ *
+ * @output:
+ * aadvance :: The glyph advance in metrics units.
+ *
+ * @return:
+ * FreeType error code. 0~means success.
+ *
+ * @note:
+ * You can use the `x_scale' or `y_scale' results of @FT_Get_PFR_Metrics
+ * to convert the advance to device sub-pixels (i.e., 1/64th of pixels).
+ */
+ FT_EXPORT( FT_Error )
+ FT_Get_PFR_Advance( FT_Face face,
+ FT_UInt gindex,
+ FT_Pos *aadvance );
+
+ /* */
+
+
+FT_END_HEADER
+
+#endif /* __FTPFR_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftrender.h */
+/* */
+/* FreeType renderer modules public interface (specification). */
+/* */
+/* Copyright 1996-2001, 2005, 2006, 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTRENDER_H__
+#define __FTRENDER_H__
+
+
+#include <ft2build.h>
+#include FT_MODULE_H
+#include FT_GLYPH_H
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* module_management */
+ /* */
+ /*************************************************************************/
+
+
+ /* create a new glyph object */
+ typedef FT_Error
+ (*FT_Glyph_InitFunc)( FT_Glyph glyph,
+ FT_GlyphSlot slot );
+
+ /* destroys a given glyph object */
+ typedef void
+ (*FT_Glyph_DoneFunc)( FT_Glyph glyph );
+
+ typedef void
+ (*FT_Glyph_TransformFunc)( FT_Glyph glyph,
+ const FT_Matrix* matrix,
+ const FT_Vector* delta );
+
+ typedef void
+ (*FT_Glyph_GetBBoxFunc)( FT_Glyph glyph,
+ FT_BBox* abbox );
+
+ typedef FT_Error
+ (*FT_Glyph_CopyFunc)( FT_Glyph source,
+ FT_Glyph target );
+
+ typedef FT_Error
+ (*FT_Glyph_PrepareFunc)( FT_Glyph glyph,
+ FT_GlyphSlot slot );
+
+/* deprecated */
+#define FT_Glyph_Init_Func FT_Glyph_InitFunc
+#define FT_Glyph_Done_Func FT_Glyph_DoneFunc
+#define FT_Glyph_Transform_Func FT_Glyph_TransformFunc
+#define FT_Glyph_BBox_Func FT_Glyph_GetBBoxFunc
+#define FT_Glyph_Copy_Func FT_Glyph_CopyFunc
+#define FT_Glyph_Prepare_Func FT_Glyph_PrepareFunc
+
+
+ struct FT_Glyph_Class_
+ {
+ FT_Long glyph_size;
+ FT_Glyph_Format glyph_format;
+ FT_Glyph_InitFunc glyph_init;
+ FT_Glyph_DoneFunc glyph_done;
+ FT_Glyph_CopyFunc glyph_copy;
+ FT_Glyph_TransformFunc glyph_transform;
+ FT_Glyph_GetBBoxFunc glyph_bbox;
+ FT_Glyph_PrepareFunc glyph_prepare;
+ };
+
+
+ typedef FT_Error
+ (*FT_Renderer_RenderFunc)( FT_Renderer renderer,
+ FT_GlyphSlot slot,
+ FT_UInt mode,
+ const FT_Vector* origin );
+
+ typedef FT_Error
+ (*FT_Renderer_TransformFunc)( FT_Renderer renderer,
+ FT_GlyphSlot slot,
+ const FT_Matrix* matrix,
+ const FT_Vector* delta );
+
+
+ typedef void
+ (*FT_Renderer_GetCBoxFunc)( FT_Renderer renderer,
+ FT_GlyphSlot slot,
+ FT_BBox* cbox );
+
+
+ typedef FT_Error
+ (*FT_Renderer_SetModeFunc)( FT_Renderer renderer,
+ FT_ULong mode_tag,
+ FT_Pointer mode_ptr );
+
+/* deprecated identifiers */
+#define FTRenderer_render FT_Renderer_RenderFunc
+#define FTRenderer_transform FT_Renderer_TransformFunc
+#define FTRenderer_getCBox FT_Renderer_GetCBoxFunc
+#define FTRenderer_setMode FT_Renderer_SetModeFunc
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_Renderer_Class */
+ /* */
+ /* <Description> */
+ /* The renderer module class descriptor. */
+ /* */
+ /* <Fields> */
+ /* root :: The root @FT_Module_Class fields. */
+ /* */
+ /* glyph_format :: The glyph image format this renderer handles. */
+ /* */
+ /* render_glyph :: A method used to render the image that is in a */
+ /* given glyph slot into a bitmap. */
+ /* */
+ /* transform_glyph :: A method used to transform the image that is in */
+ /* a given glyph slot. */
+ /* */
+ /* get_glyph_cbox :: A method used to access the glyph's cbox. */
+ /* */
+ /* set_mode :: A method used to pass additional parameters. */
+ /* */
+ /* raster_class :: For @FT_GLYPH_FORMAT_OUTLINE renderers only. */
+ /* This is a pointer to its raster's class. */
+ /* */
+ typedef struct FT_Renderer_Class_
+ {
+ FT_Module_Class root;
+
+ FT_Glyph_Format glyph_format;
+
+ FT_Renderer_RenderFunc render_glyph;
+ FT_Renderer_TransformFunc transform_glyph;
+ FT_Renderer_GetCBoxFunc get_glyph_cbox;
+ FT_Renderer_SetModeFunc set_mode;
+
+ FT_Raster_Funcs* raster_class;
+
+ } FT_Renderer_Class;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Get_Renderer */
+ /* */
+ /* <Description> */
+ /* Retrieve the current renderer for a given glyph format. */
+ /* */
+ /* <Input> */
+ /* library :: A handle to the library object. */
+ /* */
+ /* format :: The glyph format. */
+ /* */
+ /* <Return> */
+ /* A renderer handle. 0~if none found. */
+ /* */
+ /* <Note> */
+ /* An error will be returned if a module already exists by that name, */
+ /* or if the module requires a version of FreeType that is too great. */
+ /* */
+ /* To add a new renderer, simply use @FT_Add_Module. To retrieve a */
+ /* renderer by its name, use @FT_Get_Module. */
+ /* */
+ FT_EXPORT( FT_Renderer )
+ FT_Get_Renderer( FT_Library library,
+ FT_Glyph_Format format );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Set_Renderer */
+ /* */
+ /* <Description> */
+ /* Set the current renderer to use, and set additional mode. */
+ /* */
+ /* <InOut> */
+ /* library :: A handle to the library object. */
+ /* */
+ /* <Input> */
+ /* renderer :: A handle to the renderer object. */
+ /* */
+ /* num_params :: The number of additional parameters. */
+ /* */
+ /* parameters :: Additional parameters. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* In case of success, the renderer will be used to convert glyph */
+ /* images in the renderer's known format into bitmaps. */
+ /* */
+ /* This doesn't change the current renderer for other formats. */
+ /* */
+ /* Currently, only the B/W renderer, if compiled with */
+ /* FT_RASTER_OPTION_ANTI_ALIASING (providing a 5-levels */
+ /* anti-aliasing mode; this option must be set directly in */
+ /* `ftraster.c' and is undefined by default) accepts a single tag */
+ /* `pal5' to set its gray palette as a character string with */
+ /* 5~elements. Consequently, the third and fourth argument are zero */
+ /* normally. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Set_Renderer( FT_Library library,
+ FT_Renderer renderer,
+ FT_UInt num_params,
+ FT_Parameter* parameters );
+
+
+ /* */
+
+
+FT_END_HEADER
+
+#endif /* __FTRENDER_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftsizes.h */
+/* */
+/* FreeType size objects management (specification). */
+/* */
+/* Copyright 1996-2001, 2003, 2004, 2006, 2009 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* Typical application would normally not need to use these functions. */
+ /* However, they have been placed in a public API for the rare cases */
+ /* where they are needed. */
+ /* */
+ /*************************************************************************/
+
+
+#ifndef __FTSIZES_H__
+#define __FTSIZES_H__
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+#ifdef FREETYPE_H
+#error "freetype.h of FreeType 1 has been loaded!"
+#error "Please fix the directory search order for header files"
+#error "so that freetype.h of FreeType 2 is found first."
+#endif
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* sizes_management */
+ /* */
+ /* <Title> */
+ /* Size Management */
+ /* */
+ /* <Abstract> */
+ /* Managing multiple sizes per face. */
+ /* */
+ /* <Description> */
+ /* When creating a new face object (e.g., with @FT_New_Face), an */
+ /* @FT_Size object is automatically created and used to store all */
+ /* pixel-size dependent information, available in the `face->size' */
+ /* field. */
+ /* */
+ /* It is however possible to create more sizes for a given face, */
+ /* mostly in order to manage several character pixel sizes of the */
+ /* same font family and style. See @FT_New_Size and @FT_Done_Size. */
+ /* */
+ /* Note that @FT_Set_Pixel_Sizes and @FT_Set_Char_Size only */
+ /* modify the contents of the current `active' size; you thus need */
+ /* to use @FT_Activate_Size to change it. */
+ /* */
+ /* 99% of applications won't need the functions provided here, */
+ /* especially if they use the caching sub-system, so be cautious */
+ /* when using these. */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_New_Size */
+ /* */
+ /* <Description> */
+ /* Create a new size object from a given face object. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to a parent face object. */
+ /* */
+ /* <Output> */
+ /* asize :: A handle to a new size object. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* You need to call @FT_Activate_Size in order to select the new size */
+ /* for upcoming calls to @FT_Set_Pixel_Sizes, @FT_Set_Char_Size, */
+ /* @FT_Load_Glyph, @FT_Load_Char, etc. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_New_Size( FT_Face face,
+ FT_Size* size );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Done_Size */
+ /* */
+ /* <Description> */
+ /* Discard a given size object. Note that @FT_Done_Face */
+ /* automatically discards all size objects allocated with */
+ /* @FT_New_Size. */
+ /* */
+ /* <Input> */
+ /* size :: A handle to a target size object. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Done_Size( FT_Size size );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Activate_Size */
+ /* */
+ /* <Description> */
+ /* Even though it is possible to create several size objects for a */
+ /* given face (see @FT_New_Size for details), functions like */
+ /* @FT_Load_Glyph or @FT_Load_Char only use the one which has been */
+ /* activated last to determine the `current character pixel size'. */
+ /* */
+ /* This function can be used to `activate' a previously created size */
+ /* object. */
+ /* */
+ /* <Input> */
+ /* size :: A handle to a target size object. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* If `face' is the size's parent face object, this function changes */
+ /* the value of `face->size' to the input size handle. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Activate_Size( FT_Size size );
+
+ /* */
+
+
+FT_END_HEADER
+
+#endif /* __FTSIZES_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftsnames.h */
+/* */
+/* Simple interface to access SFNT name tables (which are used */
+/* to hold font names, copyright info, notices, etc.) (specification). */
+/* */
+/* This is _not_ used to retrieve glyph names! */
+/* */
+/* Copyright 1996-2001, 2002, 2003, 2006, 2009, 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FT_SFNT_NAMES_H__
+#define __FT_SFNT_NAMES_H__
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+#ifdef FREETYPE_H
+#error "freetype.h of FreeType 1 has been loaded!"
+#error "Please fix the directory search order for header files"
+#error "so that freetype.h of FreeType 2 is found first."
+#endif
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* sfnt_names */
+ /* */
+ /* <Title> */
+ /* SFNT Names */
+ /* */
+ /* <Abstract> */
+ /* Access the names embedded in TrueType and OpenType files. */
+ /* */
+ /* <Description> */
+ /* The TrueType and OpenType specifications allow the inclusion of */
+ /* a special `names table' in font files. This table contains */
+ /* textual (and internationalized) information regarding the font, */
+ /* like family name, copyright, version, etc. */
+ /* */
+ /* The definitions below are used to access them if available. */
+ /* */
+ /* Note that this has nothing to do with glyph names! */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_SfntName */
+ /* */
+ /* <Description> */
+ /* A structure used to model an SFNT `name' table entry. */
+ /* */
+ /* <Fields> */
+ /* platform_id :: The platform ID for `string'. */
+ /* */
+ /* encoding_id :: The encoding ID for `string'. */
+ /* */
+ /* language_id :: The language ID for `string'. */
+ /* */
+ /* name_id :: An identifier for `string'. */
+ /* */
+ /* string :: The `name' string. Note that its format differs */
+ /* depending on the (platform,encoding) pair. It can */
+ /* be a Pascal String, a UTF-16 one, etc. */
+ /* */
+ /* Generally speaking, the string is not */
+ /* zero-terminated. Please refer to the TrueType */
+ /* specification for details. */
+ /* */
+ /* string_len :: The length of `string' in bytes. */
+ /* */
+ /* <Note> */
+ /* Possible values for `platform_id', `encoding_id', `language_id', */
+ /* and `name_id' are given in the file `ttnameid.h'. For details */
+ /* please refer to the TrueType or OpenType specification. */
+ /* */
+ /* See also @TT_PLATFORM_XXX, @TT_APPLE_ID_XXX, @TT_MAC_ID_XXX, */
+ /* @TT_ISO_ID_XXX, and @TT_MS_ID_XXX. */
+ /* */
+ typedef struct FT_SfntName_
+ {
+ FT_UShort platform_id;
+ FT_UShort encoding_id;
+ FT_UShort language_id;
+ FT_UShort name_id;
+
+ FT_Byte* string; /* this string is *not* null-terminated! */
+ FT_UInt string_len; /* in bytes */
+
+ } FT_SfntName;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Get_Sfnt_Name_Count */
+ /* */
+ /* <Description> */
+ /* Retrieve the number of name strings in the SFNT `name' table. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the source face. */
+ /* */
+ /* <Return> */
+ /* The number of strings in the `name' table. */
+ /* */
+ FT_EXPORT( FT_UInt )
+ FT_Get_Sfnt_Name_Count( FT_Face face );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Get_Sfnt_Name */
+ /* */
+ /* <Description> */
+ /* Retrieve a string of the SFNT `name' table for a given index. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the source face. */
+ /* */
+ /* idx :: The index of the `name' string. */
+ /* */
+ /* <Output> */
+ /* aname :: The indexed @FT_SfntName structure. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0~means success. */
+ /* */
+ /* <Note> */
+ /* The `string' array returned in the `aname' structure is not */
+ /* null-terminated. The application should deallocate it if it is no */
+ /* longer in use. */
+ /* */
+ /* Use @FT_Get_Sfnt_Name_Count to get the total number of available */
+ /* `name' table entries, then do a loop until you get the right */
+ /* platform, encoding, and name ID. */
+ /* */
+ FT_EXPORT( FT_Error )
+ FT_Get_Sfnt_Name( FT_Face face,
+ FT_UInt idx,
+ FT_SfntName *aname );
+
+
+ /***************************************************************************
+ *
+ * @constant:
+ * FT_PARAM_TAG_IGNORE_PREFERRED_FAMILY
+ *
+ * @description:
+ * A constant used as the tag of @FT_Parameter structures to make
+ * FT_Open_Face() ignore preferred family subfamily names in `name'
+ * table since OpenType version 1.4. For backwards compatibility with
+ * legacy systems which has 4-face-per-family restriction.
+ *
+ */
+#define FT_PARAM_TAG_IGNORE_PREFERRED_FAMILY FT_MAKE_TAG( 'i', 'g', 'p', 'f' )
+
+
+ /***************************************************************************
+ *
+ * @constant:
+ * FT_PARAM_TAG_IGNORE_PREFERRED_SUBFAMILY
+ *
+ * @description:
+ * A constant used as the tag of @FT_Parameter structures to make
+ * FT_Open_Face() ignore preferred subfamily names in `name' table since
+ * OpenType version 1.4. For backwards compatibility with legacy
+ * systems which has 4-face-per-family restriction.
+ *
+ */
+#define FT_PARAM_TAG_IGNORE_PREFERRED_SUBFAMILY FT_MAKE_TAG( 'i', 'g', 'p', 's' )
+
+ /* */
+
+
+FT_END_HEADER
+
+#endif /* __FT_SFNT_NAMES_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftstroke.h */
+/* */
+/* FreeType path stroker (specification). */
+/* */
+/* Copyright 2002-2006, 2008, 2009, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FT_STROKE_H__
+#define __FT_STROKE_H__
+
+#include <ft2build.h>
+#include FT_OUTLINE_H
+#include FT_GLYPH_H
+
+
+FT_BEGIN_HEADER
+
+
+ /************************************************************************
+ *
+ * @section:
+ * glyph_stroker
+ *
+ * @title:
+ * Glyph Stroker
+ *
+ * @abstract:
+ * Generating bordered and stroked glyphs.
+ *
+ * @description:
+ * This component generates stroked outlines of a given vectorial
+ * glyph. It also allows you to retrieve the `outside' and/or the
+ * `inside' borders of the stroke.
+ *
+ * This can be useful to generate `bordered' glyph, i.e., glyphs
+ * displayed with a coloured (and anti-aliased) border around their
+ * shape.
+ */
+
+
+ /**************************************************************
+ *
+ * @type:
+ * FT_Stroker
+ *
+ * @description:
+ * Opaque handler to a path stroker object.
+ */
+ typedef struct FT_StrokerRec_* FT_Stroker;
+
+
+ /**************************************************************
+ *
+ * @enum:
+ * FT_Stroker_LineJoin
+ *
+ * @description:
+ * These values determine how two joining lines are rendered
+ * in a stroker.
+ *
+ * @values:
+ * FT_STROKER_LINEJOIN_ROUND ::
+ * Used to render rounded line joins. Circular arcs are used
+ * to join two lines smoothly.
+ *
+ * FT_STROKER_LINEJOIN_BEVEL ::
+ * Used to render beveled line joins. The outer corner of
+ * the joined lines is filled by enclosing the triangular
+ * region of the corner with a straight line between the
+ * outer corners of each stroke.
+ *
+ * FT_STROKER_LINEJOIN_MITER_FIXED ::
+ * Used to render mitered line joins, with fixed bevels if the
+ * miter limit is exceeded. The outer edges of the strokes
+ * for the two segments are extended until they meet at an
+ * angle. If the segments meet at too sharp an angle (such
+ * that the miter would extend from the intersection of the
+ * segments a distance greater than the product of the miter
+ * limit value and the border radius), then a bevel join (see
+ * above) is used instead. This prevents long spikes being
+ * created. FT_STROKER_LINEJOIN_MITER_FIXED generates a miter
+ * line join as used in PostScript and PDF.
+ *
+ * FT_STROKER_LINEJOIN_MITER_VARIABLE ::
+ * FT_STROKER_LINEJOIN_MITER ::
+ * Used to render mitered line joins, with variable bevels if
+ * the miter limit is exceeded. The intersection of the
+ * strokes is clipped at a line perpendicular to the bisector
+ * of the angle between the strokes, at the distance from the
+ * intersection of the segments equal to the product of the
+ * miter limit value and the border radius. This prevents
+ * long spikes being created.
+ * FT_STROKER_LINEJOIN_MITER_VARIABLE generates a mitered line
+ * join as used in XPS. FT_STROKER_LINEJOIN_MITER is an alias
+ * for FT_STROKER_LINEJOIN_MITER_VARIABLE, retained for
+ * backwards compatibility.
+ */
+ typedef enum FT_Stroker_LineJoin_
+ {
+ FT_STROKER_LINEJOIN_ROUND = 0,
+ FT_STROKER_LINEJOIN_BEVEL = 1,
+ FT_STROKER_LINEJOIN_MITER_VARIABLE = 2,
+ FT_STROKER_LINEJOIN_MITER = FT_STROKER_LINEJOIN_MITER_VARIABLE,
+ FT_STROKER_LINEJOIN_MITER_FIXED = 3
+
+ } FT_Stroker_LineJoin;
+
+
+ /**************************************************************
+ *
+ * @enum:
+ * FT_Stroker_LineCap
+ *
+ * @description:
+ * These values determine how the end of opened sub-paths are
+ * rendered in a stroke.
+ *
+ * @values:
+ * FT_STROKER_LINECAP_BUTT ::
+ * The end of lines is rendered as a full stop on the last
+ * point itself.
+ *
+ * FT_STROKER_LINECAP_ROUND ::
+ * The end of lines is rendered as a half-circle around the
+ * last point.
+ *
+ * FT_STROKER_LINECAP_SQUARE ::
+ * The end of lines is rendered as a square around the
+ * last point.
+ */
+ typedef enum FT_Stroker_LineCap_
+ {
+ FT_STROKER_LINECAP_BUTT = 0,
+ FT_STROKER_LINECAP_ROUND,
+ FT_STROKER_LINECAP_SQUARE
+
+ } FT_Stroker_LineCap;
+
+
+ /**************************************************************
+ *
+ * @enum:
+ * FT_StrokerBorder
+ *
+ * @description:
+ * These values are used to select a given stroke border
+ * in @FT_Stroker_GetBorderCounts and @FT_Stroker_ExportBorder.
+ *
+ * @values:
+ * FT_STROKER_BORDER_LEFT ::
+ * Select the left border, relative to the drawing direction.
+ *
+ * FT_STROKER_BORDER_RIGHT ::
+ * Select the right border, relative to the drawing direction.
+ *
+ * @note:
+ * Applications are generally interested in the `inside' and `outside'
+ * borders. However, there is no direct mapping between these and the
+ * `left' and `right' ones, since this really depends on the glyph's
+ * drawing orientation, which varies between font formats.
+ *
+ * You can however use @FT_Outline_GetInsideBorder and
+ * @FT_Outline_GetOutsideBorder to get these.
+ */
+ typedef enum FT_StrokerBorder_
+ {
+ FT_STROKER_BORDER_LEFT = 0,
+ FT_STROKER_BORDER_RIGHT
+
+ } FT_StrokerBorder;
+
+
+ /**************************************************************
+ *
+ * @function:
+ * FT_Outline_GetInsideBorder
+ *
+ * @description:
+ * Retrieve the @FT_StrokerBorder value corresponding to the
+ * `inside' borders of a given outline.
+ *
+ * @input:
+ * outline ::
+ * The source outline handle.
+ *
+ * @return:
+ * The border index. @FT_STROKER_BORDER_RIGHT for empty or invalid
+ * outlines.
+ */
+ FT_EXPORT( FT_StrokerBorder )
+ FT_Outline_GetInsideBorder( FT_Outline* outline );
+
+
+ /**************************************************************
+ *
+ * @function:
+ * FT_Outline_GetOutsideBorder
+ *
+ * @description:
+ * Retrieve the @FT_StrokerBorder value corresponding to the
+ * `outside' borders of a given outline.
+ *
+ * @input:
+ * outline ::
+ * The source outline handle.
+ *
+ * @return:
+ * The border index. @FT_STROKER_BORDER_LEFT for empty or invalid
+ * outlines.
+ */
+ FT_EXPORT( FT_StrokerBorder )
+ FT_Outline_GetOutsideBorder( FT_Outline* outline );
+
+
+ /**************************************************************
+ *
+ * @function:
+ * FT_Stroker_New
+ *
+ * @description:
+ * Create a new stroker object.
+ *
+ * @input:
+ * library ::
+ * FreeType library handle.
+ *
+ * @output:
+ * astroker ::
+ * A new stroker object handle. NULL in case of error.
+ *
+ * @return:
+ * FreeType error code. 0~means success.
+ */
+ FT_EXPORT( FT_Error )
+ FT_Stroker_New( FT_Library library,
+ FT_Stroker *astroker );
+
+
+ /**************************************************************
+ *
+ * @function:
+ * FT_Stroker_Set
+ *
+ * @description:
+ * Reset a stroker object's attributes.
+ *
+ * @input:
+ * stroker ::
+ * The target stroker handle.
+ *
+ * radius ::
+ * The border radius.
+ *
+ * line_cap ::
+ * The line cap style.
+ *
+ * line_join ::
+ * The line join style.
+ *
+ * miter_limit ::
+ * The miter limit for the FT_STROKER_LINEJOIN_MITER_FIXED and
+ * FT_STROKER_LINEJOIN_MITER_VARIABLE line join styles,
+ * expressed as 16.16 fixed point value.
+ *
+ * @note:
+ * The radius is expressed in the same units as the outline
+ * coordinates.
+ */
+ FT_EXPORT( void )
+ FT_Stroker_Set( FT_Stroker stroker,
+ FT_Fixed radius,
+ FT_Stroker_LineCap line_cap,
+ FT_Stroker_LineJoin line_join,
+ FT_Fixed miter_limit );
+
+
+ /**************************************************************
+ *
+ * @function:
+ * FT_Stroker_Rewind
+ *
+ * @description:
+ * Reset a stroker object without changing its attributes.
+ * You should call this function before beginning a new
+ * series of calls to @FT_Stroker_BeginSubPath or
+ * @FT_Stroker_EndSubPath.
+ *
+ * @input:
+ * stroker ::
+ * The target stroker handle.
+ */
+ FT_EXPORT( void )
+ FT_Stroker_Rewind( FT_Stroker stroker );
+
+
+ /**************************************************************
+ *
+ * @function:
+ * FT_Stroker_ParseOutline
+ *
+ * @description:
+ * A convenience function used to parse a whole outline with
+ * the stroker. The resulting outline(s) can be retrieved
+ * later by functions like @FT_Stroker_GetCounts and @FT_Stroker_Export.
+ *
+ * @input:
+ * stroker ::
+ * The target stroker handle.
+ *
+ * outline ::
+ * The source outline.
+ *
+ * opened ::
+ * A boolean. If~1, the outline is treated as an open path instead
+ * of a closed one.
+ *
+ * @return:
+ * FreeType error code. 0~means success.
+ *
+ * @note:
+ * If `opened' is~0 (the default), the outline is treated as a closed
+ * path, and the stroker generates two distinct `border' outlines.
+ *
+ * If `opened' is~1, the outline is processed as an open path, and the
+ * stroker generates a single `stroke' outline.
+ *
+ * This function calls @FT_Stroker_Rewind automatically.
+ */
+ FT_EXPORT( FT_Error )
+ FT_Stroker_ParseOutline( FT_Stroker stroker,
+ FT_Outline* outline,
+ FT_Bool opened );
+
+
+ /**************************************************************
+ *
+ * @function:
+ * FT_Stroker_BeginSubPath
+ *
+ * @description:
+ * Start a new sub-path in the stroker.
+ *
+ * @input:
+ * stroker ::
+ * The target stroker handle.
+ *
+ * to ::
+ * A pointer to the start vector.
+ *
+ * open ::
+ * A boolean. If~1, the sub-path is treated as an open one.
+ *
+ * @return:
+ * FreeType error code. 0~means success.
+ *
+ * @note:
+ * This function is useful when you need to stroke a path that is
+ * not stored as an @FT_Outline object.
+ */
+ FT_EXPORT( FT_Error )
+ FT_Stroker_BeginSubPath( FT_Stroker stroker,
+ FT_Vector* to,
+ FT_Bool open );
+
+
+ /**************************************************************
+ *
+ * @function:
+ * FT_Stroker_EndSubPath
+ *
+ * @description:
+ * Close the current sub-path in the stroker.
+ *
+ * @input:
+ * stroker ::
+ * The target stroker handle.
+ *
+ * @return:
+ * FreeType error code. 0~means success.
+ *
+ * @note:
+ * You should call this function after @FT_Stroker_BeginSubPath.
+ * If the subpath was not `opened', this function `draws' a
+ * single line segment to the start position when needed.
+ */
+ FT_EXPORT( FT_Error )
+ FT_Stroker_EndSubPath( FT_Stroker stroker );
+
+
+ /**************************************************************
+ *
+ * @function:
+ * FT_Stroker_LineTo
+ *
+ * @description:
+ * `Draw' a single line segment in the stroker's current sub-path,
+ * from the last position.
+ *
+ * @input:
+ * stroker ::
+ * The target stroker handle.
+ *
+ * to ::
+ * A pointer to the destination point.
+ *
+ * @return:
+ * FreeType error code. 0~means success.
+ *
+ * @note:
+ * You should call this function between @FT_Stroker_BeginSubPath and
+ * @FT_Stroker_EndSubPath.
+ */
+ FT_EXPORT( FT_Error )
+ FT_Stroker_LineTo( FT_Stroker stroker,
+ FT_Vector* to );
+
+
+ /**************************************************************
+ *
+ * @function:
+ * FT_Stroker_ConicTo
+ *
+ * @description:
+ * `Draw' a single quadratic Bézier in the stroker's current sub-path,
+ * from the last position.
+ *
+ * @input:
+ * stroker ::
+ * The target stroker handle.
+ *
+ * control ::
+ * A pointer to a Bézier control point.
+ *
+ * to ::
+ * A pointer to the destination point.
+ *
+ * @return:
+ * FreeType error code. 0~means success.
+ *
+ * @note:
+ * You should call this function between @FT_Stroker_BeginSubPath and
+ * @FT_Stroker_EndSubPath.
+ */
+ FT_EXPORT( FT_Error )
+ FT_Stroker_ConicTo( FT_Stroker stroker,
+ FT_Vector* control,
+ FT_Vector* to );
+
+
+ /**************************************************************
+ *
+ * @function:
+ * FT_Stroker_CubicTo
+ *
+ * @description:
+ * `Draw' a single cubic Bézier in the stroker's current sub-path,
+ * from the last position.
+ *
+ * @input:
+ * stroker ::
+ * The target stroker handle.
+ *
+ * control1 ::
+ * A pointer to the first Bézier control point.
+ *
+ * control2 ::
+ * A pointer to second Bézier control point.
+ *
+ * to ::
+ * A pointer to the destination point.
+ *
+ * @return:
+ * FreeType error code. 0~means success.
+ *
+ * @note:
+ * You should call this function between @FT_Stroker_BeginSubPath and
+ * @FT_Stroker_EndSubPath.
+ */
+ FT_EXPORT( FT_Error )
+ FT_Stroker_CubicTo( FT_Stroker stroker,
+ FT_Vector* control1,
+ FT_Vector* control2,
+ FT_Vector* to );
+
+
+ /**************************************************************
+ *
+ * @function:
+ * FT_Stroker_GetBorderCounts
+ *
+ * @description:
+ * Call this function once you have finished parsing your paths
+ * with the stroker. It returns the number of points and
+ * contours necessary to export one of the `border' or `stroke'
+ * outlines generated by the stroker.
+ *
+ * @input:
+ * stroker ::
+ * The target stroker handle.
+ *
+ * border ::
+ * The border index.
+ *
+ * @output:
+ * anum_points ::
+ * The number of points.
+ *
+ * anum_contours ::
+ * The number of contours.
+ *
+ * @return:
+ * FreeType error code. 0~means success.
+ *
+ * @note:
+ * When an outline, or a sub-path, is `closed', the stroker generates
+ * two independent `border' outlines, named `left' and `right'.
+ *
+ * When the outline, or a sub-path, is `opened', the stroker merges
+ * the `border' outlines with caps. The `left' border receives all
+ * points, while the `right' border becomes empty.
+ *
+ * Use the function @FT_Stroker_GetCounts instead if you want to
+ * retrieve the counts associated to both borders.
+ */
+ FT_EXPORT( FT_Error )
+ FT_Stroker_GetBorderCounts( FT_Stroker stroker,
+ FT_StrokerBorder border,
+ FT_UInt *anum_points,
+ FT_UInt *anum_contours );
+
+
+ /**************************************************************
+ *
+ * @function:
+ * FT_Stroker_ExportBorder
+ *
+ * @description:
+ * Call this function after @FT_Stroker_GetBorderCounts to
+ * export the corresponding border to your own @FT_Outline
+ * structure.
+ *
+ * Note that this function appends the border points and
+ * contours to your outline, but does not try to resize its
+ * arrays.
+ *
+ * @input:
+ * stroker ::
+ * The target stroker handle.
+ *
+ * border ::
+ * The border index.
+ *
+ * outline ::
+ * The target outline handle.
+ *
+ * @note:
+ * Always call this function after @FT_Stroker_GetBorderCounts to
+ * get sure that there is enough room in your @FT_Outline object to
+ * receive all new data.
+ *
+ * When an outline, or a sub-path, is `closed', the stroker generates
+ * two independent `border' outlines, named `left' and `right'
+ *
+ * When the outline, or a sub-path, is `opened', the stroker merges
+ * the `border' outlines with caps. The `left' border receives all
+ * points, while the `right' border becomes empty.
+ *
+ * Use the function @FT_Stroker_Export instead if you want to
+ * retrieve all borders at once.
+ */
+ FT_EXPORT( void )
+ FT_Stroker_ExportBorder( FT_Stroker stroker,
+ FT_StrokerBorder border,
+ FT_Outline* outline );
+
+
+ /**************************************************************
+ *
+ * @function:
+ * FT_Stroker_GetCounts
+ *
+ * @description:
+ * Call this function once you have finished parsing your paths
+ * with the stroker. It returns the number of points and
+ * contours necessary to export all points/borders from the stroked
+ * outline/path.
+ *
+ * @input:
+ * stroker ::
+ * The target stroker handle.
+ *
+ * @output:
+ * anum_points ::
+ * The number of points.
+ *
+ * anum_contours ::
+ * The number of contours.
+ *
+ * @return:
+ * FreeType error code. 0~means success.
+ */
+ FT_EXPORT( FT_Error )
+ FT_Stroker_GetCounts( FT_Stroker stroker,
+ FT_UInt *anum_points,
+ FT_UInt *anum_contours );
+
+
+ /**************************************************************
+ *
+ * @function:
+ * FT_Stroker_Export
+ *
+ * @description:
+ * Call this function after @FT_Stroker_GetBorderCounts to
+ * export all borders to your own @FT_Outline structure.
+ *
+ * Note that this function appends the border points and
+ * contours to your outline, but does not try to resize its
+ * arrays.
+ *
+ * @input:
+ * stroker ::
+ * The target stroker handle.
+ *
+ * outline ::
+ * The target outline handle.
+ */
+ FT_EXPORT( void )
+ FT_Stroker_Export( FT_Stroker stroker,
+ FT_Outline* outline );
+
+
+ /**************************************************************
+ *
+ * @function:
+ * FT_Stroker_Done
+ *
+ * @description:
+ * Destroy a stroker object.
+ *
+ * @input:
+ * stroker ::
+ * A stroker handle. Can be NULL.
+ */
+ FT_EXPORT( void )
+ FT_Stroker_Done( FT_Stroker stroker );
+
+
+ /**************************************************************
+ *
+ * @function:
+ * FT_Glyph_Stroke
+ *
+ * @description:
+ * Stroke a given outline glyph object with a given stroker.
+ *
+ * @inout:
+ * pglyph ::
+ * Source glyph handle on input, new glyph handle on output.
+ *
+ * @input:
+ * stroker ::
+ * A stroker handle.
+ *
+ * destroy ::
+ * A Boolean. If~1, the source glyph object is destroyed
+ * on success.
+ *
+ * @return:
+ * FreeType error code. 0~means success.
+ *
+ * @note:
+ * The source glyph is untouched in case of error.
+ */
+ FT_EXPORT( FT_Error )
+ FT_Glyph_Stroke( FT_Glyph *pglyph,
+ FT_Stroker stroker,
+ FT_Bool destroy );
+
+
+ /**************************************************************
+ *
+ * @function:
+ * FT_Glyph_StrokeBorder
+ *
+ * @description:
+ * Stroke a given outline glyph object with a given stroker, but
+ * only return either its inside or outside border.
+ *
+ * @inout:
+ * pglyph ::
+ * Source glyph handle on input, new glyph handle on output.
+ *
+ * @input:
+ * stroker ::
+ * A stroker handle.
+ *
+ * inside ::
+ * A Boolean. If~1, return the inside border, otherwise
+ * the outside border.
+ *
+ * destroy ::
+ * A Boolean. If~1, the source glyph object is destroyed
+ * on success.
+ *
+ * @return:
+ * FreeType error code. 0~means success.
+ *
+ * @note:
+ * The source glyph is untouched in case of error.
+ */
+ FT_EXPORT( FT_Error )
+ FT_Glyph_StrokeBorder( FT_Glyph *pglyph,
+ FT_Stroker stroker,
+ FT_Bool inside,
+ FT_Bool destroy );
+
+ /* */
+
+FT_END_HEADER
+
+#endif /* __FT_STROKE_H__ */
+
+
+/* END */
+
+
+/* Local Variables: */
+/* coding: utf-8 */
+/* End: */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftsynth.h */
+/* */
+/* FreeType synthesizing code for emboldening and slanting */
+/* (specification). */
+/* */
+/* Copyright 2000-2001, 2003, 2006, 2008 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /********* *********/
+ /********* WARNING, THIS IS ALPHA CODE! THIS API *********/
+ /********* IS DUE TO CHANGE UNTIL STRICTLY NOTIFIED BY THE *********/
+ /********* FREETYPE DEVELOPMENT TEAM *********/
+ /********* *********/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /* Main reason for not lifting the functions in this module to a */
+ /* `standard' API is that the used parameters for emboldening and */
+ /* slanting are not configurable. Consider the functions as a */
+ /* code resource which should be copied into the application and */
+ /* adapted to the particular needs. */
+
+
+#ifndef __FTSYNTH_H__
+#define __FTSYNTH_H__
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+#ifdef FREETYPE_H
+#error "freetype.h of FreeType 1 has been loaded!"
+#error "Please fix the directory search order for header files"
+#error "so that freetype.h of FreeType 2 is found first."
+#endif
+
+
+FT_BEGIN_HEADER
+
+ /* Embolden a glyph by a `reasonable' value (which is highly a matter of */
+ /* taste). This function is actually a convenience function, providing */
+ /* a wrapper for @FT_Outline_Embolden and @FT_Bitmap_Embolden. */
+ /* */
+ /* For emboldened outlines the metrics are estimates only; if you need */
+ /* precise values you should call @FT_Outline_Get_CBox. */
+ FT_EXPORT( void )
+ FT_GlyphSlot_Embolden( FT_GlyphSlot slot );
+
+ /* Slant an outline glyph to the right by about 12 degrees. */
+ FT_EXPORT( void )
+ FT_GlyphSlot_Oblique( FT_GlyphSlot slot );
+
+ /* */
+
+FT_END_HEADER
+
+#endif /* __FTSYNTH_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftsystem.h */
+/* */
+/* FreeType low-level system interface definition (specification). */
+/* */
+/* Copyright 1996-2001, 2002, 2005, 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTSYSTEM_H__
+#define __FTSYSTEM_H__
+
+
+#include <ft2build.h>
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* system_interface */
+ /* */
+ /* <Title> */
+ /* System Interface */
+ /* */
+ /* <Abstract> */
+ /* How FreeType manages memory and i/o. */
+ /* */
+ /* <Description> */
+ /* This section contains various definitions related to memory */
+ /* management and i/o access. You need to understand this */
+ /* information if you want to use a custom memory manager or you own */
+ /* i/o streams. */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* M E M O R Y M A N A G E M E N T */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************
+ *
+ * @type:
+ * FT_Memory
+ *
+ * @description:
+ * A handle to a given memory manager object, defined with an
+ * @FT_MemoryRec structure.
+ *
+ */
+ typedef struct FT_MemoryRec_* FT_Memory;
+
+
+ /*************************************************************************
+ *
+ * @functype:
+ * FT_Alloc_Func
+ *
+ * @description:
+ * A function used to allocate `size' bytes from `memory'.
+ *
+ * @input:
+ * memory ::
+ * A handle to the source memory manager.
+ *
+ * size ::
+ * The size in bytes to allocate.
+ *
+ * @return:
+ * Address of new memory block. 0~in case of failure.
+ *
+ */
+ typedef void*
+ (*FT_Alloc_Func)( FT_Memory memory,
+ long size );
+
+
+ /*************************************************************************
+ *
+ * @functype:
+ * FT_Free_Func
+ *
+ * @description:
+ * A function used to release a given block of memory.
+ *
+ * @input:
+ * memory ::
+ * A handle to the source memory manager.
+ *
+ * block ::
+ * The address of the target memory block.
+ *
+ */
+ typedef void
+ (*FT_Free_Func)( FT_Memory memory,
+ void* block );
+
+
+ /*************************************************************************
+ *
+ * @functype:
+ * FT_Realloc_Func
+ *
+ * @description:
+ * A function used to re-allocate a given block of memory.
+ *
+ * @input:
+ * memory ::
+ * A handle to the source memory manager.
+ *
+ * cur_size ::
+ * The block's current size in bytes.
+ *
+ * new_size ::
+ * The block's requested new size.
+ *
+ * block ::
+ * The block's current address.
+ *
+ * @return:
+ * New block address. 0~in case of memory shortage.
+ *
+ * @note:
+ * In case of error, the old block must still be available.
+ *
+ */
+ typedef void*
+ (*FT_Realloc_Func)( FT_Memory memory,
+ long cur_size,
+ long new_size,
+ void* block );
+
+
+ /*************************************************************************
+ *
+ * @struct:
+ * FT_MemoryRec
+ *
+ * @description:
+ * A structure used to describe a given memory manager to FreeType~2.
+ *
+ * @fields:
+ * user ::
+ * A generic typeless pointer for user data.
+ *
+ * alloc ::
+ * A pointer type to an allocation function.
+ *
+ * free ::
+ * A pointer type to an memory freeing function.
+ *
+ * realloc ::
+ * A pointer type to a reallocation function.
+ *
+ */
+ struct FT_MemoryRec_
+ {
+ void* user;
+ FT_Alloc_Func alloc;
+ FT_Free_Func free;
+ FT_Realloc_Func realloc;
+ };
+
+
+ /*************************************************************************/
+ /* */
+ /* I / O M A N A G E M E N T */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************
+ *
+ * @type:
+ * FT_Stream
+ *
+ * @description:
+ * A handle to an input stream.
+ *
+ */
+ typedef struct FT_StreamRec_* FT_Stream;
+
+
+ /*************************************************************************
+ *
+ * @struct:
+ * FT_StreamDesc
+ *
+ * @description:
+ * A union type used to store either a long or a pointer. This is used
+ * to store a file descriptor or a `FILE*' in an input stream.
+ *
+ */
+ typedef union FT_StreamDesc_
+ {
+ long value;
+ void* pointer;
+
+ } FT_StreamDesc;
+
+
+ /*************************************************************************
+ *
+ * @functype:
+ * FT_Stream_IoFunc
+ *
+ * @description:
+ * A function used to seek and read data from a given input stream.
+ *
+ * @input:
+ * stream ::
+ * A handle to the source stream.
+ *
+ * offset ::
+ * The offset of read in stream (always from start).
+ *
+ * buffer ::
+ * The address of the read buffer.
+ *
+ * count ::
+ * The number of bytes to read from the stream.
+ *
+ * @return:
+ * The number of bytes effectively read by the stream.
+ *
+ * @note:
+ * This function might be called to perform a seek or skip operation
+ * with a `count' of~0. A non-zero return value then indicates an
+ * error.
+ *
+ */
+ typedef unsigned long
+ (*FT_Stream_IoFunc)( FT_Stream stream,
+ unsigned long offset,
+ unsigned char* buffer,
+ unsigned long count );
+
+
+ /*************************************************************************
+ *
+ * @functype:
+ * FT_Stream_CloseFunc
+ *
+ * @description:
+ * A function used to close a given input stream.
+ *
+ * @input:
+ * stream ::
+ * A handle to the target stream.
+ *
+ */
+ typedef void
+ (*FT_Stream_CloseFunc)( FT_Stream stream );
+
+
+ /*************************************************************************
+ *
+ * @struct:
+ * FT_StreamRec
+ *
+ * @description:
+ * A structure used to describe an input stream.
+ *
+ * @input:
+ * base ::
+ * For memory-based streams, this is the address of the first stream
+ * byte in memory. This field should always be set to NULL for
+ * disk-based streams.
+ *
+ * size ::
+ * The stream size in bytes.
+ *
+ * pos ::
+ * The current position within the stream.
+ *
+ * descriptor ::
+ * This field is a union that can hold an integer or a pointer. It is
+ * used by stream implementations to store file descriptors or `FILE*'
+ * pointers.
+ *
+ * pathname ::
+ * This field is completely ignored by FreeType. However, it is often
+ * useful during debugging to use it to store the stream's filename
+ * (where available).
+ *
+ * read ::
+ * The stream's input function.
+ *
+ * close ::
+ * The stream's close function.
+ *
+ * memory ::
+ * The memory manager to use to preload frames. This is set
+ * internally by FreeType and shouldn't be touched by stream
+ * implementations.
+ *
+ * cursor ::
+ * This field is set and used internally by FreeType when parsing
+ * frames.
+ *
+ * limit ::
+ * This field is set and used internally by FreeType when parsing
+ * frames.
+ *
+ */
+ typedef struct FT_StreamRec_
+ {
+ unsigned char* base;
+ unsigned long size;
+ unsigned long pos;
+
+ FT_StreamDesc descriptor;
+ FT_StreamDesc pathname;
+ FT_Stream_IoFunc read;
+ FT_Stream_CloseFunc close;
+
+ FT_Memory memory;
+ unsigned char* cursor;
+ unsigned char* limit;
+
+ } FT_StreamRec;
+
+
+ /* */
+
+
+FT_END_HEADER
+
+#endif /* __FTSYSTEM_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* fttrigon.h */
+/* */
+/* FreeType trigonometric functions (specification). */
+/* */
+/* Copyright 2001, 2003, 2005, 2007 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTTRIGON_H__
+#define __FTTRIGON_H__
+
+#include FT_FREETYPE_H
+
+#ifdef FREETYPE_H
+#error "freetype.h of FreeType 1 has been loaded!"
+#error "Please fix the directory search order for header files"
+#error "so that freetype.h of FreeType 2 is found first."
+#endif
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* computations */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************
+ *
+ * @type:
+ * FT_Angle
+ *
+ * @description:
+ * This type is used to model angle values in FreeType. Note that the
+ * angle is a 16.16 fixed float value expressed in degrees.
+ *
+ */
+ typedef FT_Fixed FT_Angle;
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_ANGLE_PI
+ *
+ * @description:
+ * The angle pi expressed in @FT_Angle units.
+ *
+ */
+#define FT_ANGLE_PI ( 180L << 16 )
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_ANGLE_2PI
+ *
+ * @description:
+ * The angle 2*pi expressed in @FT_Angle units.
+ *
+ */
+#define FT_ANGLE_2PI ( FT_ANGLE_PI * 2 )
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_ANGLE_PI2
+ *
+ * @description:
+ * The angle pi/2 expressed in @FT_Angle units.
+ *
+ */
+#define FT_ANGLE_PI2 ( FT_ANGLE_PI / 2 )
+
+
+ /*************************************************************************
+ *
+ * @macro:
+ * FT_ANGLE_PI4
+ *
+ * @description:
+ * The angle pi/4 expressed in @FT_Angle units.
+ *
+ */
+#define FT_ANGLE_PI4 ( FT_ANGLE_PI / 4 )
+
+
+ /*************************************************************************
+ *
+ * @function:
+ * FT_Sin
+ *
+ * @description:
+ * Return the sinus of a given angle in fixed point format.
+ *
+ * @input:
+ * angle ::
+ * The input angle.
+ *
+ * @return:
+ * The sinus value.
+ *
+ * @note:
+ * If you need both the sinus and cosinus for a given angle, use the
+ * function @FT_Vector_Unit.
+ *
+ */
+ FT_EXPORT( FT_Fixed )
+ FT_Sin( FT_Angle angle );
+
+
+ /*************************************************************************
+ *
+ * @function:
+ * FT_Cos
+ *
+ * @description:
+ * Return the cosinus of a given angle in fixed point format.
+ *
+ * @input:
+ * angle ::
+ * The input angle.
+ *
+ * @return:
+ * The cosinus value.
+ *
+ * @note:
+ * If you need both the sinus and cosinus for a given angle, use the
+ * function @FT_Vector_Unit.
+ *
+ */
+ FT_EXPORT( FT_Fixed )
+ FT_Cos( FT_Angle angle );
+
+
+ /*************************************************************************
+ *
+ * @function:
+ * FT_Tan
+ *
+ * @description:
+ * Return the tangent of a given angle in fixed point format.
+ *
+ * @input:
+ * angle ::
+ * The input angle.
+ *
+ * @return:
+ * The tangent value.
+ *
+ */
+ FT_EXPORT( FT_Fixed )
+ FT_Tan( FT_Angle angle );
+
+
+ /*************************************************************************
+ *
+ * @function:
+ * FT_Atan2
+ *
+ * @description:
+ * Return the arc-tangent corresponding to a given vector (x,y) in
+ * the 2d plane.
+ *
+ * @input:
+ * x ::
+ * The horizontal vector coordinate.
+ *
+ * y ::
+ * The vertical vector coordinate.
+ *
+ * @return:
+ * The arc-tangent value (i.e. angle).
+ *
+ */
+ FT_EXPORT( FT_Angle )
+ FT_Atan2( FT_Fixed x,
+ FT_Fixed y );
+
+
+ /*************************************************************************
+ *
+ * @function:
+ * FT_Angle_Diff
+ *
+ * @description:
+ * Return the difference between two angles. The result is always
+ * constrained to the ]-PI..PI] interval.
+ *
+ * @input:
+ * angle1 ::
+ * First angle.
+ *
+ * angle2 ::
+ * Second angle.
+ *
+ * @return:
+ * Constrained value of `value2-value1'.
+ *
+ */
+ FT_EXPORT( FT_Angle )
+ FT_Angle_Diff( FT_Angle angle1,
+ FT_Angle angle2 );
+
+
+ /*************************************************************************
+ *
+ * @function:
+ * FT_Vector_Unit
+ *
+ * @description:
+ * Return the unit vector corresponding to a given angle. After the
+ * call, the value of `vec.x' will be `sin(angle)', and the value of
+ * `vec.y' will be `cos(angle)'.
+ *
+ * This function is useful to retrieve both the sinus and cosinus of a
+ * given angle quickly.
+ *
+ * @output:
+ * vec ::
+ * The address of target vector.
+ *
+ * @input:
+ * angle ::
+ * The address of angle.
+ *
+ */
+ FT_EXPORT( void )
+ FT_Vector_Unit( FT_Vector* vec,
+ FT_Angle angle );
+
+
+ /*************************************************************************
+ *
+ * @function:
+ * FT_Vector_Rotate
+ *
+ * @description:
+ * Rotate a vector by a given angle.
+ *
+ * @inout:
+ * vec ::
+ * The address of target vector.
+ *
+ * @input:
+ * angle ::
+ * The address of angle.
+ *
+ */
+ FT_EXPORT( void )
+ FT_Vector_Rotate( FT_Vector* vec,
+ FT_Angle angle );
+
+
+ /*************************************************************************
+ *
+ * @function:
+ * FT_Vector_Length
+ *
+ * @description:
+ * Return the length of a given vector.
+ *
+ * @input:
+ * vec ::
+ * The address of target vector.
+ *
+ * @return:
+ * The vector length, expressed in the same units that the original
+ * vector coordinates.
+ *
+ */
+ FT_EXPORT( FT_Fixed )
+ FT_Vector_Length( FT_Vector* vec );
+
+
+ /*************************************************************************
+ *
+ * @function:
+ * FT_Vector_Polarize
+ *
+ * @description:
+ * Compute both the length and angle of a given vector.
+ *
+ * @input:
+ * vec ::
+ * The address of source vector.
+ *
+ * @output:
+ * length ::
+ * The vector length.
+ *
+ * angle ::
+ * The vector angle.
+ *
+ */
+ FT_EXPORT( void )
+ FT_Vector_Polarize( FT_Vector* vec,
+ FT_Fixed *length,
+ FT_Angle *angle );
+
+
+ /*************************************************************************
+ *
+ * @function:
+ * FT_Vector_From_Polar
+ *
+ * @description:
+ * Compute vector coordinates from a length and angle.
+ *
+ * @output:
+ * vec ::
+ * The address of source vector.
+ *
+ * @input:
+ * length ::
+ * The vector length.
+ *
+ * angle ::
+ * The vector angle.
+ *
+ */
+ FT_EXPORT( void )
+ FT_Vector_From_Polar( FT_Vector* vec,
+ FT_Fixed length,
+ FT_Angle angle );
+
+ /* */
+
+
+FT_END_HEADER
+
+#endif /* __FTTRIGON_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* fttypes.h */
+/* */
+/* FreeType simple types definitions (specification only). */
+/* */
+/* Copyright 1996-2002, 2004, 2006-2009, 2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTTYPES_H__
+#define __FTTYPES_H__
+
+
+#include <ft2build.h>
+#include FT_CONFIG_CONFIG_H
+#include FT_SYSTEM_H
+#include FT_IMAGE_H
+
+#include <stddef.h>
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* basic_types */
+ /* */
+ /* <Title> */
+ /* Basic Data Types */
+ /* */
+ /* <Abstract> */
+ /* The basic data types defined by the library. */
+ /* */
+ /* <Description> */
+ /* This section contains the basic data types defined by FreeType~2, */
+ /* ranging from simple scalar types to bitmap descriptors. More */
+ /* font-specific structures are defined in a different section. */
+ /* */
+ /* <Order> */
+ /* FT_Byte */
+ /* FT_Bytes */
+ /* FT_Char */
+ /* FT_Int */
+ /* FT_UInt */
+ /* FT_Int16 */
+ /* FT_UInt16 */
+ /* FT_Int32 */
+ /* FT_UInt32 */
+ /* FT_Short */
+ /* FT_UShort */
+ /* FT_Long */
+ /* FT_ULong */
+ /* FT_Bool */
+ /* FT_Offset */
+ /* FT_PtrDist */
+ /* FT_String */
+ /* FT_Tag */
+ /* FT_Error */
+ /* FT_Fixed */
+ /* FT_Pointer */
+ /* FT_Pos */
+ /* FT_Vector */
+ /* FT_BBox */
+ /* FT_Matrix */
+ /* FT_FWord */
+ /* FT_UFWord */
+ /* FT_F2Dot14 */
+ /* FT_UnitVector */
+ /* FT_F26Dot6 */
+ /* */
+ /* */
+ /* FT_Generic */
+ /* FT_Generic_Finalizer */
+ /* */
+ /* FT_Bitmap */
+ /* FT_Pixel_Mode */
+ /* FT_Palette_Mode */
+ /* FT_Glyph_Format */
+ /* FT_IMAGE_TAG */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_Bool */
+ /* */
+ /* <Description> */
+ /* A typedef of unsigned char, used for simple booleans. As usual, */
+ /* values 1 and~0 represent true and false, respectively. */
+ /* */
+ typedef unsigned char FT_Bool;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_FWord */
+ /* */
+ /* <Description> */
+ /* A signed 16-bit integer used to store a distance in original font */
+ /* units. */
+ /* */
+ typedef signed short FT_FWord; /* distance in FUnits */
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_UFWord */
+ /* */
+ /* <Description> */
+ /* An unsigned 16-bit integer used to store a distance in original */
+ /* font units. */
+ /* */
+ typedef unsigned short FT_UFWord; /* unsigned distance */
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_Char */
+ /* */
+ /* <Description> */
+ /* A simple typedef for the _signed_ char type. */
+ /* */
+ typedef signed char FT_Char;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_Byte */
+ /* */
+ /* <Description> */
+ /* A simple typedef for the _unsigned_ char type. */
+ /* */
+ typedef unsigned char FT_Byte;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_Bytes */
+ /* */
+ /* <Description> */
+ /* A typedef for constant memory areas. */
+ /* */
+ typedef const FT_Byte* FT_Bytes;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_Tag */
+ /* */
+ /* <Description> */
+ /* A typedef for 32-bit tags (as used in the SFNT format). */
+ /* */
+ typedef FT_UInt32 FT_Tag;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_String */
+ /* */
+ /* <Description> */
+ /* A simple typedef for the char type, usually used for strings. */
+ /* */
+ typedef char FT_String;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_Short */
+ /* */
+ /* <Description> */
+ /* A typedef for signed short. */
+ /* */
+ typedef signed short FT_Short;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_UShort */
+ /* */
+ /* <Description> */
+ /* A typedef for unsigned short. */
+ /* */
+ typedef unsigned short FT_UShort;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_Int */
+ /* */
+ /* <Description> */
+ /* A typedef for the int type. */
+ /* */
+ typedef signed int FT_Int;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_UInt */
+ /* */
+ /* <Description> */
+ /* A typedef for the unsigned int type. */
+ /* */
+ typedef unsigned int FT_UInt;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_Long */
+ /* */
+ /* <Description> */
+ /* A typedef for signed long. */
+ /* */
+ typedef signed long FT_Long;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_ULong */
+ /* */
+ /* <Description> */
+ /* A typedef for unsigned long. */
+ /* */
+ typedef unsigned long FT_ULong;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_F2Dot14 */
+ /* */
+ /* <Description> */
+ /* A signed 2.14 fixed float type used for unit vectors. */
+ /* */
+ typedef signed short FT_F2Dot14;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_F26Dot6 */
+ /* */
+ /* <Description> */
+ /* A signed 26.6 fixed float type used for vectorial pixel */
+ /* coordinates. */
+ /* */
+ typedef signed long FT_F26Dot6;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_Fixed */
+ /* */
+ /* <Description> */
+ /* This type is used to store 16.16 fixed float values, like scaling */
+ /* values or matrix coefficients. */
+ /* */
+ typedef signed long FT_Fixed;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_Error */
+ /* */
+ /* <Description> */
+ /* The FreeType error code type. A value of~0 is always interpreted */
+ /* as a successful operation. */
+ /* */
+ typedef int FT_Error;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_Pointer */
+ /* */
+ /* <Description> */
+ /* A simple typedef for a typeless pointer. */
+ /* */
+ typedef void* FT_Pointer;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_Offset */
+ /* */
+ /* <Description> */
+ /* This is equivalent to the ANSI~C `size_t' type, i.e., the largest */
+ /* _unsigned_ integer type used to express a file size or position, */
+ /* or a memory block size. */
+ /* */
+ typedef size_t FT_Offset;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_PtrDist */
+ /* */
+ /* <Description> */
+ /* This is equivalent to the ANSI~C `ptrdiff_t' type, i.e., the */
+ /* largest _signed_ integer type used to express the distance */
+ /* between two pointers. */
+ /* */
+ typedef ft_ptrdiff_t FT_PtrDist;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_UnitVector */
+ /* */
+ /* <Description> */
+ /* A simple structure used to store a 2D vector unit vector. Uses */
+ /* FT_F2Dot14 types. */
+ /* */
+ /* <Fields> */
+ /* x :: Horizontal coordinate. */
+ /* */
+ /* y :: Vertical coordinate. */
+ /* */
+ typedef struct FT_UnitVector_
+ {
+ FT_F2Dot14 x;
+ FT_F2Dot14 y;
+
+ } FT_UnitVector;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_Matrix */
+ /* */
+ /* <Description> */
+ /* A simple structure used to store a 2x2 matrix. Coefficients are */
+ /* in 16.16 fixed float format. The computation performed is: */
+ /* */
+ /* { */
+ /* x' = x*xx + y*xy */
+ /* y' = x*yx + y*yy */
+ /* } */
+ /* */
+ /* <Fields> */
+ /* xx :: Matrix coefficient. */
+ /* */
+ /* xy :: Matrix coefficient. */
+ /* */
+ /* yx :: Matrix coefficient. */
+ /* */
+ /* yy :: Matrix coefficient. */
+ /* */
+ typedef struct FT_Matrix_
+ {
+ FT_Fixed xx, xy;
+ FT_Fixed yx, yy;
+
+ } FT_Matrix;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_Data */
+ /* */
+ /* <Description> */
+ /* Read-only binary data represented as a pointer and a length. */
+ /* */
+ /* <Fields> */
+ /* pointer :: The data. */
+ /* */
+ /* length :: The length of the data in bytes. */
+ /* */
+ typedef struct FT_Data_
+ {
+ const FT_Byte* pointer;
+ FT_Int length;
+
+ } FT_Data;
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* FT_Generic_Finalizer */
+ /* */
+ /* <Description> */
+ /* Describe a function used to destroy the `client' data of any */
+ /* FreeType object. See the description of the @FT_Generic type for */
+ /* details of usage. */
+ /* */
+ /* <Input> */
+ /* The address of the FreeType object which is under finalization. */
+ /* Its client data is accessed through its `generic' field. */
+ /* */
+ typedef void (*FT_Generic_Finalizer)(void* object);
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_Generic */
+ /* */
+ /* <Description> */
+ /* Client applications often need to associate their own data to a */
+ /* variety of FreeType core objects. For example, a text layout API */
+ /* might want to associate a glyph cache to a given size object. */
+ /* */
+ /* Some FreeType object contains a `generic' field, of type */
+ /* FT_Generic, which usage is left to client applications and font */
+ /* servers. */
+ /* */
+ /* It can be used to store a pointer to client-specific data, as well */
+ /* as the address of a `finalizer' function, which will be called by */
+ /* FreeType when the object is destroyed (for example, the previous */
+ /* client example would put the address of the glyph cache destructor */
+ /* in the `finalizer' field). */
+ /* */
+ /* <Fields> */
+ /* data :: A typeless pointer to any client-specified data. This */
+ /* field is completely ignored by the FreeType library. */
+ /* */
+ /* finalizer :: A pointer to a `generic finalizer' function, which */
+ /* will be called when the object is destroyed. If this */
+ /* field is set to NULL, no code will be called. */
+ /* */
+ typedef struct FT_Generic_
+ {
+ void* data;
+ FT_Generic_Finalizer finalizer;
+
+ } FT_Generic;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Macro> */
+ /* FT_MAKE_TAG */
+ /* */
+ /* <Description> */
+ /* This macro converts four-letter tags which are used to label */
+ /* TrueType tables into an unsigned long to be used within FreeType. */
+ /* */
+ /* <Note> */
+ /* The produced values *must* be 32-bit integers. Don't redefine */
+ /* this macro. */
+ /* */
+#define FT_MAKE_TAG( _x1, _x2, _x3, _x4 ) \
+ (FT_Tag) \
+ ( ( (FT_ULong)_x1 << 24 ) | \
+ ( (FT_ULong)_x2 << 16 ) | \
+ ( (FT_ULong)_x3 << 8 ) | \
+ (FT_ULong)_x4 )
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /* */
+ /* L I S T M A N A G E M E N T */
+ /* */
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* list_processing */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_ListNode */
+ /* */
+ /* <Description> */
+ /* Many elements and objects in FreeType are listed through an */
+ /* @FT_List record (see @FT_ListRec). As its name suggests, an */
+ /* FT_ListNode is a handle to a single list element. */
+ /* */
+ typedef struct FT_ListNodeRec_* FT_ListNode;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* FT_List */
+ /* */
+ /* <Description> */
+ /* A handle to a list record (see @FT_ListRec). */
+ /* */
+ typedef struct FT_ListRec_* FT_List;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_ListNodeRec */
+ /* */
+ /* <Description> */
+ /* A structure used to hold a single list element. */
+ /* */
+ /* <Fields> */
+ /* prev :: The previous element in the list. NULL if first. */
+ /* */
+ /* next :: The next element in the list. NULL if last. */
+ /* */
+ /* data :: A typeless pointer to the listed object. */
+ /* */
+ typedef struct FT_ListNodeRec_
+ {
+ FT_ListNode prev;
+ FT_ListNode next;
+ void* data;
+
+ } FT_ListNodeRec;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_ListRec */
+ /* */
+ /* <Description> */
+ /* A structure used to hold a simple doubly-linked list. These are */
+ /* used in many parts of FreeType. */
+ /* */
+ /* <Fields> */
+ /* head :: The head (first element) of doubly-linked list. */
+ /* */
+ /* tail :: The tail (last element) of doubly-linked list. */
+ /* */
+ typedef struct FT_ListRec_
+ {
+ FT_ListNode head;
+ FT_ListNode tail;
+
+ } FT_ListRec;
+
+
+ /* */
+
+#define FT_IS_EMPTY( list ) ( (list).head == 0 )
+
+ /* return base error code (without module-specific prefix) */
+#define FT_ERROR_BASE( x ) ( (x) & 0xFF )
+
+ /* return module error code */
+#define FT_ERROR_MODULE( x ) ( (x) & 0xFF00U )
+
+#define FT_BOOL( x ) ( (FT_Bool)( x ) )
+
+FT_END_HEADER
+
+#endif /* __FTTYPES_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftwinfnt.h */
+/* */
+/* FreeType API for accessing Windows fnt-specific data. */
+/* */
+/* Copyright 2003, 2004, 2008 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTWINFNT_H__
+#define __FTWINFNT_H__
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+#ifdef FREETYPE_H
+#error "freetype.h of FreeType 1 has been loaded!"
+#error "Please fix the directory search order for header files"
+#error "so that freetype.h of FreeType 2 is found first."
+#endif
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* winfnt_fonts */
+ /* */
+ /* <Title> */
+ /* Window FNT Files */
+ /* */
+ /* <Abstract> */
+ /* Windows FNT specific API. */
+ /* */
+ /* <Description> */
+ /* This section contains the declaration of Windows FNT specific */
+ /* functions. */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************
+ *
+ * @enum:
+ * FT_WinFNT_ID_XXX
+ *
+ * @description:
+ * A list of valid values for the `charset' byte in
+ * @FT_WinFNT_HeaderRec. Exact mapping tables for the various cpXXXX
+ * encodings (except for cp1361) can be found at ftp://ftp.unicode.org
+ * in the MAPPINGS/VENDORS/MICSFT/WINDOWS subdirectory. cp1361 is
+ * roughly a superset of MAPPINGS/OBSOLETE/EASTASIA/KSC/JOHAB.TXT.
+ *
+ * @values:
+ * FT_WinFNT_ID_DEFAULT ::
+ * This is used for font enumeration and font creation as a
+ * `don't care' value. Valid font files don't contain this value.
+ * When querying for information about the character set of the font
+ * that is currently selected into a specified device context, this
+ * return value (of the related Windows API) simply denotes failure.
+ *
+ * FT_WinFNT_ID_SYMBOL ::
+ * There is no known mapping table available.
+ *
+ * FT_WinFNT_ID_MAC ::
+ * Mac Roman encoding.
+ *
+ * FT_WinFNT_ID_OEM ::
+ * From Michael Pöttgen <michael@poettgen.de>:
+ *
+ * The `Windows Font Mapping' article says that FT_WinFNT_ID_OEM
+ * is used for the charset of vector fonts, like `modern.fon',
+ * `roman.fon', and `script.fon' on Windows.
+ *
+ * The `CreateFont' documentation says: The FT_WinFNT_ID_OEM value
+ * specifies a character set that is operating-system dependent.
+ *
+ * The `IFIMETRICS' documentation from the `Windows Driver
+ * Development Kit' says: This font supports an OEM-specific
+ * character set. The OEM character set is system dependent.
+ *
+ * In general OEM, as opposed to ANSI (i.e., cp1252), denotes the
+ * second default codepage that most international versions of
+ * Windows have. It is one of the OEM codepages from
+ *
+ * http://www.microsoft.com/globaldev/reference/cphome.mspx,
+ *
+ * and is used for the `DOS boxes', to support legacy applications.
+ * A German Windows version for example usually uses ANSI codepage
+ * 1252 and OEM codepage 850.
+ *
+ * FT_WinFNT_ID_CP874 ::
+ * A superset of Thai TIS 620 and ISO 8859-11.
+ *
+ * FT_WinFNT_ID_CP932 ::
+ * A superset of Japanese Shift-JIS (with minor deviations).
+ *
+ * FT_WinFNT_ID_CP936 ::
+ * A superset of simplified Chinese GB 2312-1980 (with different
+ * ordering and minor deviations).
+ *
+ * FT_WinFNT_ID_CP949 ::
+ * A superset of Korean Hangul KS~C 5601-1987 (with different
+ * ordering and minor deviations).
+ *
+ * FT_WinFNT_ID_CP950 ::
+ * A superset of traditional Chinese Big~5 ETen (with different
+ * ordering and minor deviations).
+ *
+ * FT_WinFNT_ID_CP1250 ::
+ * A superset of East European ISO 8859-2 (with slightly different
+ * ordering).
+ *
+ * FT_WinFNT_ID_CP1251 ::
+ * A superset of Russian ISO 8859-5 (with different ordering).
+ *
+ * FT_WinFNT_ID_CP1252 ::
+ * ANSI encoding. A superset of ISO 8859-1.
+ *
+ * FT_WinFNT_ID_CP1253 ::
+ * A superset of Greek ISO 8859-7 (with minor modifications).
+ *
+ * FT_WinFNT_ID_CP1254 ::
+ * A superset of Turkish ISO 8859-9.
+ *
+ * FT_WinFNT_ID_CP1255 ::
+ * A superset of Hebrew ISO 8859-8 (with some modifications).
+ *
+ * FT_WinFNT_ID_CP1256 ::
+ * A superset of Arabic ISO 8859-6 (with different ordering).
+ *
+ * FT_WinFNT_ID_CP1257 ::
+ * A superset of Baltic ISO 8859-13 (with some deviations).
+ *
+ * FT_WinFNT_ID_CP1258 ::
+ * For Vietnamese. This encoding doesn't cover all necessary
+ * characters.
+ *
+ * FT_WinFNT_ID_CP1361 ::
+ * Korean (Johab).
+ */
+
+#define FT_WinFNT_ID_CP1252 0
+#define FT_WinFNT_ID_DEFAULT 1
+#define FT_WinFNT_ID_SYMBOL 2
+#define FT_WinFNT_ID_MAC 77
+#define FT_WinFNT_ID_CP932 128
+#define FT_WinFNT_ID_CP949 129
+#define FT_WinFNT_ID_CP1361 130
+#define FT_WinFNT_ID_CP936 134
+#define FT_WinFNT_ID_CP950 136
+#define FT_WinFNT_ID_CP1253 161
+#define FT_WinFNT_ID_CP1254 162
+#define FT_WinFNT_ID_CP1258 163
+#define FT_WinFNT_ID_CP1255 177
+#define FT_WinFNT_ID_CP1256 178
+#define FT_WinFNT_ID_CP1257 186
+#define FT_WinFNT_ID_CP1251 204
+#define FT_WinFNT_ID_CP874 222
+#define FT_WinFNT_ID_CP1250 238
+#define FT_WinFNT_ID_OEM 255
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_WinFNT_HeaderRec */
+ /* */
+ /* <Description> */
+ /* Windows FNT Header info. */
+ /* */
+ typedef struct FT_WinFNT_HeaderRec_
+ {
+ FT_UShort version;
+ FT_ULong file_size;
+ FT_Byte copyright[60];
+ FT_UShort file_type;
+ FT_UShort nominal_point_size;
+ FT_UShort vertical_resolution;
+ FT_UShort horizontal_resolution;
+ FT_UShort ascent;
+ FT_UShort internal_leading;
+ FT_UShort external_leading;
+ FT_Byte italic;
+ FT_Byte underline;
+ FT_Byte strike_out;
+ FT_UShort weight;
+ FT_Byte charset;
+ FT_UShort pixel_width;
+ FT_UShort pixel_height;
+ FT_Byte pitch_and_family;
+ FT_UShort avg_width;
+ FT_UShort max_width;
+ FT_Byte first_char;
+ FT_Byte last_char;
+ FT_Byte default_char;
+ FT_Byte break_char;
+ FT_UShort bytes_per_row;
+ FT_ULong device_offset;
+ FT_ULong face_name_offset;
+ FT_ULong bits_pointer;
+ FT_ULong bits_offset;
+ FT_Byte reserved;
+ FT_ULong flags;
+ FT_UShort A_space;
+ FT_UShort B_space;
+ FT_UShort C_space;
+ FT_UShort color_table_offset;
+ FT_ULong reserved1[4];
+
+ } FT_WinFNT_HeaderRec;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_WinFNT_Header */
+ /* */
+ /* <Description> */
+ /* A handle to an @FT_WinFNT_HeaderRec structure. */
+ /* */
+ typedef struct FT_WinFNT_HeaderRec_* FT_WinFNT_Header;
+
+
+ /**********************************************************************
+ *
+ * @function:
+ * FT_Get_WinFNT_Header
+ *
+ * @description:
+ * Retrieve a Windows FNT font info header.
+ *
+ * @input:
+ * face :: A handle to the input face.
+ *
+ * @output:
+ * aheader :: The WinFNT header.
+ *
+ * @return:
+ * FreeType error code. 0~means success.
+ *
+ * @note:
+ * This function only works with Windows FNT faces, returning an error
+ * otherwise.
+ */
+ FT_EXPORT( FT_Error )
+ FT_Get_WinFNT_Header( FT_Face face,
+ FT_WinFNT_HeaderRec *aheader );
+
+
+ /* */
+
+FT_END_HEADER
+
+#endif /* __FTWINFNT_H__ */
+
+
+/* END */
+
+
+/* Local Variables: */
+/* coding: utf-8 */
+/* End: */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftxf86.h */
+/* */
+/* Support functions for X11. */
+/* */
+/* Copyright 2002, 2003, 2004, 2006, 2007 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTXF86_H__
+#define __FTXF86_H__
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+#ifdef FREETYPE_H
+#error "freetype.h of FreeType 1 has been loaded!"
+#error "Please fix the directory search order for header files"
+#error "so that freetype.h of FreeType 2 is found first."
+#endif
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* font_formats */
+ /* */
+ /* <Title> */
+ /* Font Formats */
+ /* */
+ /* <Abstract> */
+ /* Getting the font format. */
+ /* */
+ /* <Description> */
+ /* The single function in this section can be used to get the font */
+ /* format. Note that this information is not needed normally; */
+ /* however, there are special cases (like in PDF devices) where it is */
+ /* important to differentiate, in spite of FreeType's uniform API. */
+ /* */
+ /* This function is in the X11/xf86 namespace for historical reasons */
+ /* and in no way depends on that windowing system. */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Get_X11_Font_Format */
+ /* */
+ /* <Description> */
+ /* Return a string describing the format of a given face, using values */
+ /* which can be used as an X11 FONT_PROPERTY. Possible values are */
+ /* `TrueType', `Type~1', `BDF', `PCF', `Type~42', `CID~Type~1', `CFF', */
+ /* `PFR', and `Windows~FNT'. */
+ /* */
+ /* <Input> */
+ /* face :: */
+ /* Input face handle. */
+ /* */
+ /* <Return> */
+ /* Font format string. NULL in case of error. */
+ /* */
+ FT_EXPORT( const char* )
+ FT_Get_X11_Font_Format( FT_Face face );
+
+ /* */
+
+FT_END_HEADER
+
+#endif /* __FTXF86_H__ */
--- /dev/null
+/***************************************************************************/
+/* */
+/* autohint.h */
+/* */
+/* High-level `autohint' module-specific interface (specification). */
+/* */
+/* Copyright 1996-2001, 2002, 2007 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* The auto-hinter is used to load and automatically hint glyphs if a */
+ /* format-specific hinter isn't available. */
+ /* */
+ /*************************************************************************/
+
+
+#ifndef __AUTOHINT_H__
+#define __AUTOHINT_H__
+
+
+ /*************************************************************************/
+ /* */
+ /* A small technical note regarding automatic hinting in order to */
+ /* clarify this module interface. */
+ /* */
+ /* An automatic hinter might compute two kinds of data for a given face: */
+ /* */
+ /* - global hints: Usually some metrics that describe global properties */
+ /* of the face. It is computed by scanning more or less */
+ /* aggressively the glyphs in the face, and thus can be */
+ /* very slow to compute (even if the size of global */
+ /* hints is really small). */
+ /* */
+ /* - glyph hints: These describe some important features of the glyph */
+ /* outline, as well as how to align them. They are */
+ /* generally much faster to compute than global hints. */
+ /* */
+ /* The current FreeType auto-hinter does a pretty good job while */
+ /* performing fast computations for both global and glyph hints. */
+ /* However, we might be interested in introducing more complex and */
+ /* powerful algorithms in the future, like the one described in the John */
+ /* D. Hobby paper, which unfortunately requires a lot more horsepower. */
+ /* */
+ /* Because a sufficiently sophisticated font management system would */
+ /* typically implement an LRU cache of opened face objects to reduce */
+ /* memory usage, it is a good idea to be able to avoid recomputing */
+ /* global hints every time the same face is re-opened. */
+ /* */
+ /* We thus provide the ability to cache global hints outside of the face */
+ /* object, in order to speed up font re-opening time. Of course, this */
+ /* feature is purely optional, so most client programs won't even notice */
+ /* it. */
+ /* */
+ /* I initially thought that it would be a good idea to cache the glyph */
+ /* hints too. However, my general idea now is that if you really need */
+ /* to cache these too, you are simply in need of a new font format, */
+ /* where all this information could be stored within the font file and */
+ /* decoded on the fly. */
+ /* */
+ /*************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+
+FT_BEGIN_HEADER
+
+
+ typedef struct FT_AutoHinterRec_ *FT_AutoHinter;
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* FT_AutoHinter_GlobalGetFunc */
+ /* */
+ /* <Description> */
+ /* Retrieves the global hints computed for a given face object the */
+ /* resulting data is dissociated from the face and will survive a */
+ /* call to FT_Done_Face(). It must be discarded through the API */
+ /* FT_AutoHinter_GlobalDoneFunc(). */
+ /* */
+ /* <Input> */
+ /* hinter :: A handle to the source auto-hinter. */
+ /* */
+ /* face :: A handle to the source face object. */
+ /* */
+ /* <Output> */
+ /* global_hints :: A typeless pointer to the global hints. */
+ /* */
+ /* global_len :: The size in bytes of the global hints. */
+ /* */
+ typedef void
+ (*FT_AutoHinter_GlobalGetFunc)( FT_AutoHinter hinter,
+ FT_Face face,
+ void** global_hints,
+ long* global_len );
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* FT_AutoHinter_GlobalDoneFunc */
+ /* */
+ /* <Description> */
+ /* Discards the global hints retrieved through */
+ /* FT_AutoHinter_GlobalGetFunc(). This is the only way these hints */
+ /* are freed from memory. */
+ /* */
+ /* <Input> */
+ /* hinter :: A handle to the auto-hinter module. */
+ /* */
+ /* global :: A pointer to retrieved global hints to discard. */
+ /* */
+ typedef void
+ (*FT_AutoHinter_GlobalDoneFunc)( FT_AutoHinter hinter,
+ void* global );
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* FT_AutoHinter_GlobalResetFunc */
+ /* */
+ /* <Description> */
+ /* This function is used to recompute the global metrics in a given */
+ /* font. This is useful when global font data changes (e.g. Multiple */
+ /* Masters fonts where blend coordinates change). */
+ /* */
+ /* <Input> */
+ /* hinter :: A handle to the source auto-hinter. */
+ /* */
+ /* face :: A handle to the face. */
+ /* */
+ typedef void
+ (*FT_AutoHinter_GlobalResetFunc)( FT_AutoHinter hinter,
+ FT_Face face );
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* FT_AutoHinter_GlyphLoadFunc */
+ /* */
+ /* <Description> */
+ /* This function is used to load, scale, and automatically hint a */
+ /* glyph from a given face. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the face. */
+ /* */
+ /* glyph_index :: The glyph index. */
+ /* */
+ /* load_flags :: The load flags. */
+ /* */
+ /* <Note> */
+ /* This function is capable of loading composite glyphs by hinting */
+ /* each sub-glyph independently (which improves quality). */
+ /* */
+ /* It will call the font driver with FT_Load_Glyph(), with */
+ /* FT_LOAD_NO_SCALE set. */
+ /* */
+ typedef FT_Error
+ (*FT_AutoHinter_GlyphLoadFunc)( FT_AutoHinter hinter,
+ FT_GlyphSlot slot,
+ FT_Size size,
+ FT_UInt glyph_index,
+ FT_Int32 load_flags );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_AutoHinter_ServiceRec */
+ /* */
+ /* <Description> */
+ /* The auto-hinter module's interface. */
+ /* */
+ typedef struct FT_AutoHinter_ServiceRec_
+ {
+ FT_AutoHinter_GlobalResetFunc reset_face;
+ FT_AutoHinter_GlobalGetFunc get_global_hints;
+ FT_AutoHinter_GlobalDoneFunc done_global_hints;
+ FT_AutoHinter_GlyphLoadFunc load_glyph;
+
+ } FT_AutoHinter_ServiceRec, *FT_AutoHinter_Service;
+
+#ifndef FT_CONFIG_OPTION_PIC
+
+#define FT_DEFINE_AUTOHINTER_SERVICE(class_, reset_face_, get_global_hints_, \
+ done_global_hints_, load_glyph_) \
+ FT_CALLBACK_TABLE_DEF \
+ const FT_AutoHinter_ServiceRec class_ = \
+ { \
+ reset_face_, get_global_hints_, done_global_hints_, load_glyph_ \
+ };
+
+#else /* FT_CONFIG_OPTION_PIC */
+
+#define FT_DEFINE_AUTOHINTER_SERVICE(class_, reset_face_, get_global_hints_, \
+ done_global_hints_, load_glyph_) \
+ void \
+ FT_Init_Class_##class_( FT_Library library, \
+ FT_AutoHinter_ServiceRec* clazz) \
+ { \
+ FT_UNUSED(library); \
+ clazz->reset_face = reset_face_; \
+ clazz->get_global_hints = get_global_hints_; \
+ clazz->done_global_hints = done_global_hints_; \
+ clazz->load_glyph = load_glyph_; \
+ }
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+FT_END_HEADER
+
+#endif /* __AUTOHINT_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftcalc.h */
+/* */
+/* Arithmetic computations (specification). */
+/* */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2008, 2009 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTCALC_H__
+#define __FTCALC_H__
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_FixedSqrt */
+ /* */
+ /* <Description> */
+ /* Computes the square root of a 16.16 fixed point value. */
+ /* */
+ /* <Input> */
+ /* x :: The value to compute the root for. */
+ /* */
+ /* <Return> */
+ /* The result of `sqrt(x)'. */
+ /* */
+ /* <Note> */
+ /* This function is not very fast. */
+ /* */
+ FT_BASE( FT_Int32 )
+ FT_SqrtFixed( FT_Int32 x );
+
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Sqrt32 */
+ /* */
+ /* <Description> */
+ /* Computes the square root of an Int32 integer (which will be */
+ /* handled as an unsigned long value). */
+ /* */
+ /* <Input> */
+ /* x :: The value to compute the root for. */
+ /* */
+ /* <Return> */
+ /* The result of `sqrt(x)'. */
+ /* */
+ FT_EXPORT( FT_Int32 )
+ FT_Sqrt32( FT_Int32 x );
+
+#endif /* FT_CONFIG_OPTION_OLD_INTERNALS */
+
+
+ /*************************************************************************/
+ /* */
+ /* FT_MulDiv() and FT_MulFix() are declared in freetype.h. */
+ /* */
+ /*************************************************************************/
+
+
+#ifdef TT_USE_BYTECODE_INTERPRETER
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_MulDiv_No_Round */
+ /* */
+ /* <Description> */
+ /* A very simple function used to perform the computation `(a*b)/c' */
+ /* (without rounding) with maximal accuracy (it uses a 64-bit */
+ /* intermediate integer whenever necessary). */
+ /* */
+ /* This function isn't necessarily as fast as some processor specific */
+ /* operations, but is at least completely portable. */
+ /* */
+ /* <Input> */
+ /* a :: The first multiplier. */
+ /* b :: The second multiplier. */
+ /* c :: The divisor. */
+ /* */
+ /* <Return> */
+ /* The result of `(a*b)/c'. This function never traps when trying to */
+ /* divide by zero; it simply returns `MaxInt' or `MinInt' depending */
+ /* on the signs of `a' and `b'. */
+ /* */
+ FT_BASE( FT_Long )
+ FT_MulDiv_No_Round( FT_Long a,
+ FT_Long b,
+ FT_Long c );
+
+#endif /* TT_USE_BYTECODE_INTERPRETER */
+
+
+ /*
+ * A variant of FT_Matrix_Multiply which scales its result afterwards.
+ * The idea is that both `a' and `b' are scaled by factors of 10 so that
+ * the values are as precise as possible to get a correct result during
+ * the 64bit multiplication. Let `sa' and `sb' be the scaling factors of
+ * `a' and `b', respectively, then the scaling factor of the result is
+ * `sa*sb'.
+ */
+ FT_BASE( void )
+ FT_Matrix_Multiply_Scaled( const FT_Matrix* a,
+ FT_Matrix *b,
+ FT_Long scaling );
+
+
+ /*
+ * A variant of FT_Vector_Transform. See comments for
+ * FT_Matrix_Multiply_Scaled.
+ */
+
+ FT_BASE( void )
+ FT_Vector_Transform_Scaled( FT_Vector* vector,
+ const FT_Matrix* matrix,
+ FT_Long scaling );
+
+
+ /*
+ * Return -1, 0, or +1, depending on the orientation of a given corner.
+ * We use the Cartesian coordinate system, with positive vertical values
+ * going upwards. The function returns +1 if the corner turns to the
+ * left, -1 to the right, and 0 for undecidable cases.
+ */
+ FT_BASE( FT_Int )
+ ft_corner_orientation( FT_Pos in_x,
+ FT_Pos in_y,
+ FT_Pos out_x,
+ FT_Pos out_y );
+
+ /*
+ * Return TRUE if a corner is flat or nearly flat. This is equivalent to
+ * saying that the angle difference between the `in' and `out' vectors is
+ * very small.
+ */
+ FT_BASE( FT_Int )
+ ft_corner_is_flat( FT_Pos in_x,
+ FT_Pos in_y,
+ FT_Pos out_x,
+ FT_Pos out_y );
+
+
+#define INT_TO_F26DOT6( x ) ( (FT_Long)(x) << 6 )
+#define INT_TO_F2DOT14( x ) ( (FT_Long)(x) << 14 )
+#define INT_TO_FIXED( x ) ( (FT_Long)(x) << 16 )
+#define F2DOT14_TO_FIXED( x ) ( (FT_Long)(x) << 2 )
+#define FLOAT_TO_FIXED( x ) ( (FT_Long)( x * 65536.0 ) )
+#define FIXED_TO_INT( x ) ( FT_RoundFix( x ) >> 16 )
+
+#define ROUND_F26DOT6( x ) ( x >= 0 ? ( ( (x) + 32 ) & -64 ) \
+ : ( -( ( 32 - (x) ) & -64 ) ) )
+
+
+FT_END_HEADER
+
+#endif /* __FTCALC_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftdebug.h */
+/* */
+/* Debugging and logging component (specification). */
+/* */
+/* Copyright 1996-2001, 2002, 2004, 2006, 2007, 2008, 2009 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/* */
+/* IMPORTANT: A description of FreeType's debugging support can be */
+/* found in `docs/DEBUG.TXT'. Read it if you need to use or */
+/* understand this code. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTDEBUG_H__
+#define __FTDEBUG_H__
+
+
+#include <ft2build.h>
+#include FT_CONFIG_CONFIG_H
+#include FT_FREETYPE_H
+
+
+FT_BEGIN_HEADER
+
+
+ /* force the definition of FT_DEBUG_LEVEL_ERROR if FT_DEBUG_LEVEL_TRACE */
+ /* is already defined; this simplifies the following #ifdefs */
+ /* */
+#ifdef FT_DEBUG_LEVEL_TRACE
+#undef FT_DEBUG_LEVEL_ERROR
+#define FT_DEBUG_LEVEL_ERROR
+#endif
+
+
+ /*************************************************************************/
+ /* */
+ /* Define the trace enums as well as the trace levels array when they */
+ /* are needed. */
+ /* */
+ /*************************************************************************/
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+
+#define FT_TRACE_DEF( x ) trace_ ## x ,
+
+ /* defining the enumeration */
+ typedef enum FT_Trace_
+ {
+#include FT_INTERNAL_TRACE_H
+ trace_count
+
+ } FT_Trace;
+
+
+ /* defining the array of trace levels, provided by `src/base/ftdebug.c' */
+ extern int ft_trace_levels[trace_count];
+
+#undef FT_TRACE_DEF
+
+#endif /* FT_DEBUG_LEVEL_TRACE */
+
+
+ /*************************************************************************/
+ /* */
+ /* Define the FT_TRACE macro */
+ /* */
+ /* IMPORTANT! */
+ /* */
+ /* Each component must define the macro FT_COMPONENT to a valid FT_Trace */
+ /* value before using any TRACE macro. */
+ /* */
+ /*************************************************************************/
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+
+#define FT_TRACE( level, varformat ) \
+ do \
+ { \
+ if ( ft_trace_levels[FT_COMPONENT] >= level ) \
+ FT_Message varformat; \
+ } while ( 0 )
+
+#else /* !FT_DEBUG_LEVEL_TRACE */
+
+#define FT_TRACE( level, varformat ) do { } while ( 0 ) /* nothing */
+
+#endif /* !FT_DEBUG_LEVEL_TRACE */
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Trace_Get_Count */
+ /* */
+ /* <Description> */
+ /* Return the number of available trace components. */
+ /* */
+ /* <Return> */
+ /* The number of trace components. 0 if FreeType 2 is not built with */
+ /* FT_DEBUG_LEVEL_TRACE definition. */
+ /* */
+ /* <Note> */
+ /* This function may be useful if you want to access elements of */
+ /* the internal `ft_trace_levels' array by an index. */
+ /* */
+ FT_BASE( FT_Int )
+ FT_Trace_Get_Count( void );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Trace_Get_Name */
+ /* */
+ /* <Description> */
+ /* Return the name of a trace component. */
+ /* */
+ /* <Input> */
+ /* The index of the trace component. */
+ /* */
+ /* <Return> */
+ /* The name of the trace component. This is a statically allocated */
+ /* C string, so do not free it after use. NULL if FreeType 2 is not */
+ /* built with FT_DEBUG_LEVEL_TRACE definition. */
+ /* */
+ /* <Note> */
+ /* Use @FT_Trace_Get_Count to get the number of available trace */
+ /* components. */
+ /* */
+ /* This function may be useful if you want to control FreeType 2's */
+ /* debug level in your application. */
+ /* */
+ FT_BASE( const char * )
+ FT_Trace_Get_Name( FT_Int idx );
+
+
+ /*************************************************************************/
+ /* */
+ /* You need two opening and closing parentheses! */
+ /* */
+ /* Example: FT_TRACE0(( "Value is %i", foo )) */
+ /* */
+ /* Output of the FT_TRACEX macros is sent to stderr. */
+ /* */
+ /*************************************************************************/
+
+#define FT_TRACE0( varformat ) FT_TRACE( 0, varformat )
+#define FT_TRACE1( varformat ) FT_TRACE( 1, varformat )
+#define FT_TRACE2( varformat ) FT_TRACE( 2, varformat )
+#define FT_TRACE3( varformat ) FT_TRACE( 3, varformat )
+#define FT_TRACE4( varformat ) FT_TRACE( 4, varformat )
+#define FT_TRACE5( varformat ) FT_TRACE( 5, varformat )
+#define FT_TRACE6( varformat ) FT_TRACE( 6, varformat )
+#define FT_TRACE7( varformat ) FT_TRACE( 7, varformat )
+
+
+ /*************************************************************************/
+ /* */
+ /* Define the FT_ERROR macro. */
+ /* */
+ /* Output of this macro is sent to stderr. */
+ /* */
+ /*************************************************************************/
+
+#ifdef FT_DEBUG_LEVEL_ERROR
+
+#define FT_ERROR( varformat ) FT_Message varformat
+
+#else /* !FT_DEBUG_LEVEL_ERROR */
+
+#define FT_ERROR( varformat ) do { } while ( 0 ) /* nothing */
+
+#endif /* !FT_DEBUG_LEVEL_ERROR */
+
+
+ /*************************************************************************/
+ /* */
+ /* Define the FT_ASSERT macro. */
+ /* */
+ /*************************************************************************/
+
+#ifdef FT_DEBUG_LEVEL_ERROR
+
+#define FT_ASSERT( condition ) \
+ do \
+ { \
+ if ( !( condition ) ) \
+ FT_Panic( "assertion failed on line %d of file %s\n", \
+ __LINE__, __FILE__ ); \
+ } while ( 0 )
+
+#else /* !FT_DEBUG_LEVEL_ERROR */
+
+#define FT_ASSERT( condition ) do { } while ( 0 )
+
+#endif /* !FT_DEBUG_LEVEL_ERROR */
+
+
+ /*************************************************************************/
+ /* */
+ /* Define `FT_Message' and `FT_Panic' when needed. */
+ /* */
+ /*************************************************************************/
+
+#ifdef FT_DEBUG_LEVEL_ERROR
+
+#include "stdio.h" /* for vfprintf() */
+
+ /* print a message */
+ FT_BASE( void )
+ FT_Message( const char* fmt,
+ ... );
+
+ /* print a message and exit */
+ FT_BASE( void )
+ FT_Panic( const char* fmt,
+ ... );
+
+#endif /* FT_DEBUG_LEVEL_ERROR */
+
+
+ FT_BASE( void )
+ ft_debug_init( void );
+
+
+#if defined( _MSC_VER ) /* Visual C++ (and Intel C++) */
+
+ /* We disable the warning `conditional expression is constant' here */
+ /* in order to compile cleanly with the maximum level of warnings. */
+#pragma warning( disable : 4127 )
+
+#endif /* _MSC_VER */
+
+
+FT_END_HEADER
+
+#endif /* __FTDEBUG_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftdriver.h */
+/* */
+/* FreeType font driver interface (specification). */
+/* */
+/* Copyright 1996-2003, 2006, 2008, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTDRIVER_H__
+#define __FTDRIVER_H__
+
+
+#include <ft2build.h>
+#include FT_MODULE_H
+
+
+FT_BEGIN_HEADER
+
+
+ typedef FT_Error
+ (*FT_Face_InitFunc)( FT_Stream stream,
+ FT_Face face,
+ FT_Int typeface_index,
+ FT_Int num_params,
+ FT_Parameter* parameters );
+
+ typedef void
+ (*FT_Face_DoneFunc)( FT_Face face );
+
+
+ typedef FT_Error
+ (*FT_Size_InitFunc)( FT_Size size );
+
+ typedef void
+ (*FT_Size_DoneFunc)( FT_Size size );
+
+
+ typedef FT_Error
+ (*FT_Slot_InitFunc)( FT_GlyphSlot slot );
+
+ typedef void
+ (*FT_Slot_DoneFunc)( FT_GlyphSlot slot );
+
+
+ typedef FT_Error
+ (*FT_Size_RequestFunc)( FT_Size size,
+ FT_Size_Request req );
+
+ typedef FT_Error
+ (*FT_Size_SelectFunc)( FT_Size size,
+ FT_ULong size_index );
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+
+ typedef FT_Error
+ (*FT_Size_ResetPointsFunc)( FT_Size size,
+ FT_F26Dot6 char_width,
+ FT_F26Dot6 char_height,
+ FT_UInt horz_resolution,
+ FT_UInt vert_resolution );
+
+ typedef FT_Error
+ (*FT_Size_ResetPixelsFunc)( FT_Size size,
+ FT_UInt pixel_width,
+ FT_UInt pixel_height );
+
+#endif /* FT_CONFIG_OPTION_OLD_INTERNALS */
+
+ typedef FT_Error
+ (*FT_Slot_LoadFunc)( FT_GlyphSlot slot,
+ FT_Size size,
+ FT_UInt glyph_index,
+ FT_Int32 load_flags );
+
+
+ typedef FT_UInt
+ (*FT_CharMap_CharIndexFunc)( FT_CharMap charmap,
+ FT_Long charcode );
+
+ typedef FT_Long
+ (*FT_CharMap_CharNextFunc)( FT_CharMap charmap,
+ FT_Long charcode );
+
+
+ typedef FT_Error
+ (*FT_Face_GetKerningFunc)( FT_Face face,
+ FT_UInt left_glyph,
+ FT_UInt right_glyph,
+ FT_Vector* kerning );
+
+
+ typedef FT_Error
+ (*FT_Face_AttachFunc)( FT_Face face,
+ FT_Stream stream );
+
+
+ typedef FT_Error
+ (*FT_Face_GetAdvancesFunc)( FT_Face face,
+ FT_UInt first,
+ FT_UInt count,
+ FT_Int32 flags,
+ FT_Fixed* advances );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_Driver_ClassRec */
+ /* */
+ /* <Description> */
+ /* The font driver class. This structure mostly contains pointers to */
+ /* driver methods. */
+ /* */
+ /* <Fields> */
+ /* root :: The parent module. */
+ /* */
+ /* face_object_size :: The size of a face object in bytes. */
+ /* */
+ /* size_object_size :: The size of a size object in bytes. */
+ /* */
+ /* slot_object_size :: The size of a glyph object in bytes. */
+ /* */
+ /* init_face :: The format-specific face constructor. */
+ /* */
+ /* done_face :: The format-specific face destructor. */
+ /* */
+ /* init_size :: The format-specific size constructor. */
+ /* */
+ /* done_size :: The format-specific size destructor. */
+ /* */
+ /* init_slot :: The format-specific slot constructor. */
+ /* */
+ /* done_slot :: The format-specific slot destructor. */
+ /* */
+ /* */
+ /* load_glyph :: A function handle to load a glyph to a slot. */
+ /* This field is mandatory! */
+ /* */
+ /* get_kerning :: A function handle to return the unscaled */
+ /* kerning for a given pair of glyphs. Can be */
+ /* set to 0 if the format doesn't support */
+ /* kerning. */
+ /* */
+ /* attach_file :: This function handle is used to read */
+ /* additional data for a face from another */
+ /* file/stream. For example, this can be used to */
+ /* add data from AFM or PFM files on a Type 1 */
+ /* face, or a CIDMap on a CID-keyed face. */
+ /* */
+ /* get_advances :: A function handle used to return advance */
+ /* widths of `count' glyphs (in font units), */
+ /* starting at `first'. The `vertical' flag must */
+ /* be set to get vertical advance heights. The */
+ /* `advances' buffer is caller-allocated. */
+ /* The idea of this function is to be able to */
+ /* perform device-independent text layout without */
+ /* loading a single glyph image. */
+ /* */
+ /* request_size :: A handle to a function used to request the new */
+ /* character size. Can be set to 0 if the */
+ /* scaling done in the base layer suffices. */
+ /* */
+ /* select_size :: A handle to a function used to select a new */
+ /* fixed size. It is used only if */
+ /* @FT_FACE_FLAG_FIXED_SIZES is set. Can be set */
+ /* to 0 if the scaling done in the base layer */
+ /* suffices. */
+ /* <Note> */
+ /* Most function pointers, with the exception of `load_glyph', can be */
+ /* set to 0 to indicate a default behaviour. */
+ /* */
+ typedef struct FT_Driver_ClassRec_
+ {
+ FT_Module_Class root;
+
+ FT_Long face_object_size;
+ FT_Long size_object_size;
+ FT_Long slot_object_size;
+
+ FT_Face_InitFunc init_face;
+ FT_Face_DoneFunc done_face;
+
+ FT_Size_InitFunc init_size;
+ FT_Size_DoneFunc done_size;
+
+ FT_Slot_InitFunc init_slot;
+ FT_Slot_DoneFunc done_slot;
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+
+ FT_Size_ResetPointsFunc set_char_sizes;
+ FT_Size_ResetPixelsFunc set_pixel_sizes;
+
+#endif /* FT_CONFIG_OPTION_OLD_INTERNALS */
+
+ FT_Slot_LoadFunc load_glyph;
+
+ FT_Face_GetKerningFunc get_kerning;
+ FT_Face_AttachFunc attach_file;
+ FT_Face_GetAdvancesFunc get_advances;
+
+ /* since version 2.2 */
+ FT_Size_RequestFunc request_size;
+ FT_Size_SelectFunc select_size;
+
+ } FT_Driver_ClassRec, *FT_Driver_Class;
+
+
+ /*
+ * The following functions are used as stubs for `set_char_sizes' and
+ * `set_pixel_sizes'; the code uses `request_size' and `select_size'
+ * functions instead.
+ *
+ * Implementation is in `src/base/ftobjs.c'.
+ */
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+
+ FT_BASE( FT_Error )
+ ft_stub_set_char_sizes( FT_Size size,
+ FT_F26Dot6 width,
+ FT_F26Dot6 height,
+ FT_UInt horz_res,
+ FT_UInt vert_res );
+
+ FT_BASE( FT_Error )
+ ft_stub_set_pixel_sizes( FT_Size size,
+ FT_UInt width,
+ FT_UInt height );
+
+#endif /* FT_CONFIG_OPTION_OLD_INTERNALS */
+
+ /*************************************************************************/
+ /* */
+ /* <Macro> */
+ /* FT_DECLARE_DRIVER */
+ /* */
+ /* <Description> */
+ /* Used to create a forward declaration of a */
+ /* FT_Driver_ClassRec stract instance. */
+ /* */
+ /* <Macro> */
+ /* FT_DEFINE_DRIVER */
+ /* */
+ /* <Description> */
+ /* Used to initialize an instance of FT_Driver_ClassRec struct. */
+ /* */
+ /* When FT_CONFIG_OPTION_PIC is defined a Create funtion will need */
+ /* to called with a pointer where the allocated stracture is returned.*/
+ /* And when it is no longer needed a Destroy function needs */
+ /* to be called to release that allocation. */
+ /* fcinit.c (ft_create_default_module_classes) already contains */
+ /* a mechanism to call these functions for the default modules */
+ /* described in ftmodule.h */
+ /* */
+ /* Notice that the created Create and Destroy functions call */
+ /* pic_init and pic_free function to allow you to manually allocate */
+ /* and initialize any additional global data, like module specific */
+ /* interface, and put them in the global pic container defined in */
+ /* ftpic.h. if you don't need them just implement the functions as */
+ /* empty to resolve the link error. Also the pic_init and pic_free */
+ /* functions should be declared in pic.h, to be referred by driver */
+ /* definition calling FT_DEFINE_DRIVER() in following. */
+ /* */
+ /* When FT_CONFIG_OPTION_PIC is not defined the struct will be */
+ /* allocated in the global scope (or the scope where the macro */
+ /* is used). */
+ /* */
+#ifndef FT_CONFIG_OPTION_PIC
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+#define FT_DEFINE_DRIVERS_OLD_INTERNALS(a_,b_) \
+ a_, b_,
+#else
+ #define FT_DEFINE_DRIVERS_OLD_INTERNALS(a_,b_)
+#endif
+
+#define FT_DECLARE_DRIVER(class_) \
+ FT_CALLBACK_TABLE \
+ const FT_Driver_ClassRec class_;
+
+#define FT_DEFINE_DRIVER(class_, \
+ flags_, size_, name_, version_, requires_, \
+ interface_, init_, done_, get_interface_, \
+ face_object_size_, size_object_size_, \
+ slot_object_size_, init_face_, done_face_, \
+ init_size_, done_size_, init_slot_, done_slot_, \
+ old_set_char_sizes_, old_set_pixel_sizes_, \
+ load_glyph_, get_kerning_, attach_file_, \
+ get_advances_, request_size_, select_size_ ) \
+ FT_CALLBACK_TABLE_DEF \
+ const FT_Driver_ClassRec class_ = \
+ { \
+ FT_DEFINE_ROOT_MODULE(flags_,size_,name_,version_,requires_,interface_, \
+ init_,done_,get_interface_) \
+ \
+ face_object_size_, \
+ size_object_size_, \
+ slot_object_size_, \
+ \
+ init_face_, \
+ done_face_, \
+ \
+ init_size_, \
+ done_size_, \
+ \
+ init_slot_, \
+ done_slot_, \
+ \
+ FT_DEFINE_DRIVERS_OLD_INTERNALS(old_set_char_sizes_, old_set_pixel_sizes_) \
+ \
+ load_glyph_, \
+ \
+ get_kerning_, \
+ attach_file_, \
+ get_advances_, \
+ \
+ request_size_, \
+ select_size_ \
+ };
+
+#else /* FT_CONFIG_OPTION_PIC */
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+#define FT_DEFINE_DRIVERS_OLD_INTERNALS(a_,b_) \
+ clazz->set_char_sizes = a_; \
+ clazz->set_pixel_sizes = b_;
+#else
+ #define FT_DEFINE_DRIVERS_OLD_INTERNALS(a_,b_)
+#endif
+
+#define FT_DECLARE_DRIVER(class_) FT_DECLARE_MODULE(class_)
+
+#define FT_DEFINE_DRIVER(class_, \
+ flags_, size_, name_, version_, requires_, \
+ interface_, init_, done_, get_interface_, \
+ face_object_size_, size_object_size_, \
+ slot_object_size_, init_face_, done_face_, \
+ init_size_, done_size_, init_slot_, done_slot_, \
+ old_set_char_sizes_, old_set_pixel_sizes_, \
+ load_glyph_, get_kerning_, attach_file_, \
+ get_advances_, request_size_, select_size_ ) \
+ \
+ void \
+ FT_Destroy_Class_##class_( FT_Library library, \
+ FT_Module_Class* clazz ) \
+ { \
+ FT_Memory memory = library->memory; \
+ FT_Driver_Class dclazz = (FT_Driver_Class)clazz; \
+ class_##_pic_free( library ); \
+ if ( dclazz ) \
+ FT_FREE( dclazz ); \
+ } \
+ \
+ FT_Error \
+ FT_Create_Class_##class_( FT_Library library, \
+ FT_Module_Class** output_class ) \
+ { \
+ FT_Driver_Class clazz; \
+ FT_Error error; \
+ FT_Memory memory = library->memory; \
+ \
+ if ( FT_ALLOC( clazz, sizeof(*clazz) ) ) \
+ return error; \
+ \
+ error = class_##_pic_init( library ); \
+ if(error) \
+ { \
+ FT_FREE( clazz ); \
+ return error; \
+ } \
+ \
+ FT_DEFINE_ROOT_MODULE(flags_,size_,name_,version_,requires_,interface_, \
+ init_,done_,get_interface_) \
+ \
+ clazz->face_object_size = face_object_size_; \
+ clazz->size_object_size = size_object_size_; \
+ clazz->slot_object_size = slot_object_size_; \
+ \
+ clazz->init_face = init_face_; \
+ clazz->done_face = done_face_; \
+ \
+ clazz->init_size = init_size_; \
+ clazz->done_size = done_size_; \
+ \
+ clazz->init_slot = init_slot_; \
+ clazz->done_slot = done_slot_; \
+ \
+ FT_DEFINE_DRIVERS_OLD_INTERNALS(old_set_char_sizes_, old_set_pixel_sizes_) \
+ \
+ clazz->load_glyph = load_glyph_; \
+ \
+ clazz->get_kerning = get_kerning_; \
+ clazz->attach_file = attach_file_; \
+ clazz->get_advances = get_advances_; \
+ \
+ clazz->request_size = request_size_; \
+ clazz->select_size = select_size_; \
+ \
+ *output_class = (FT_Module_Class*)clazz; \
+ return FT_Err_Ok; \
+ }
+
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+FT_END_HEADER
+
+#endif /* __FTDRIVER_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftgloadr.h */
+/* */
+/* The FreeType glyph loader (specification). */
+/* */
+/* Copyright 2002, 2003, 2005, 2006 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTGLOADR_H__
+#define __FTGLOADR_H__
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_GlyphLoader */
+ /* */
+ /* <Description> */
+ /* The glyph loader is an internal object used to load several glyphs */
+ /* together (for example, in the case of composites). */
+ /* */
+ /* <Note> */
+ /* The glyph loader implementation is not part of the high-level API, */
+ /* hence the forward structure declaration. */
+ /* */
+ typedef struct FT_GlyphLoaderRec_* FT_GlyphLoader ;
+
+
+#if 0 /* moved to freetype.h in version 2.2 */
+#define FT_SUBGLYPH_FLAG_ARGS_ARE_WORDS 1
+#define FT_SUBGLYPH_FLAG_ARGS_ARE_XY_VALUES 2
+#define FT_SUBGLYPH_FLAG_ROUND_XY_TO_GRID 4
+#define FT_SUBGLYPH_FLAG_SCALE 8
+#define FT_SUBGLYPH_FLAG_XY_SCALE 0x40
+#define FT_SUBGLYPH_FLAG_2X2 0x80
+#define FT_SUBGLYPH_FLAG_USE_MY_METRICS 0x200
+#endif
+
+
+ typedef struct FT_SubGlyphRec_
+ {
+ FT_Int index;
+ FT_UShort flags;
+ FT_Int arg1;
+ FT_Int arg2;
+ FT_Matrix transform;
+
+ } FT_SubGlyphRec;
+
+
+ typedef struct FT_GlyphLoadRec_
+ {
+ FT_Outline outline; /* outline */
+ FT_Vector* extra_points; /* extra points table */
+ FT_Vector* extra_points2; /* second extra points table */
+ FT_UInt num_subglyphs; /* number of subglyphs */
+ FT_SubGlyph subglyphs; /* subglyphs */
+
+ } FT_GlyphLoadRec, *FT_GlyphLoad;
+
+
+ typedef struct FT_GlyphLoaderRec_
+ {
+ FT_Memory memory;
+ FT_UInt max_points;
+ FT_UInt max_contours;
+ FT_UInt max_subglyphs;
+ FT_Bool use_extra;
+
+ FT_GlyphLoadRec base;
+ FT_GlyphLoadRec current;
+
+ void* other; /* for possible future extension? */
+
+ } FT_GlyphLoaderRec;
+
+
+ /* create new empty glyph loader */
+ FT_BASE( FT_Error )
+ FT_GlyphLoader_New( FT_Memory memory,
+ FT_GlyphLoader *aloader );
+
+ /* add an extra points table to a glyph loader */
+ FT_BASE( FT_Error )
+ FT_GlyphLoader_CreateExtra( FT_GlyphLoader loader );
+
+ /* destroy a glyph loader */
+ FT_BASE( void )
+ FT_GlyphLoader_Done( FT_GlyphLoader loader );
+
+ /* reset a glyph loader (frees everything int it) */
+ FT_BASE( void )
+ FT_GlyphLoader_Reset( FT_GlyphLoader loader );
+
+ /* rewind a glyph loader */
+ FT_BASE( void )
+ FT_GlyphLoader_Rewind( FT_GlyphLoader loader );
+
+ /* check that there is enough space to add `n_points' and `n_contours' */
+ /* to the glyph loader */
+ FT_BASE( FT_Error )
+ FT_GlyphLoader_CheckPoints( FT_GlyphLoader loader,
+ FT_UInt n_points,
+ FT_UInt n_contours );
+
+
+#define FT_GLYPHLOADER_CHECK_P( _loader, _count ) \
+ ( (_count) == 0 || ((_loader)->base.outline.n_points + \
+ (_loader)->current.outline.n_points + \
+ (unsigned long)(_count)) <= (_loader)->max_points )
+
+#define FT_GLYPHLOADER_CHECK_C( _loader, _count ) \
+ ( (_count) == 0 || ((_loader)->base.outline.n_contours + \
+ (_loader)->current.outline.n_contours + \
+ (unsigned long)(_count)) <= (_loader)->max_contours )
+
+#define FT_GLYPHLOADER_CHECK_POINTS( _loader, _points,_contours ) \
+ ( ( FT_GLYPHLOADER_CHECK_P( _loader, _points ) && \
+ FT_GLYPHLOADER_CHECK_C( _loader, _contours ) ) \
+ ? 0 \
+ : FT_GlyphLoader_CheckPoints( (_loader), (_points), (_contours) ) )
+
+
+ /* check that there is enough space to add `n_subs' sub-glyphs to */
+ /* a glyph loader */
+ FT_BASE( FT_Error )
+ FT_GlyphLoader_CheckSubGlyphs( FT_GlyphLoader loader,
+ FT_UInt n_subs );
+
+ /* prepare a glyph loader, i.e. empty the current glyph */
+ FT_BASE( void )
+ FT_GlyphLoader_Prepare( FT_GlyphLoader loader );
+
+ /* add the current glyph to the base glyph */
+ FT_BASE( void )
+ FT_GlyphLoader_Add( FT_GlyphLoader loader );
+
+ /* copy points from one glyph loader to another */
+ FT_BASE( FT_Error )
+ FT_GlyphLoader_CopyPoints( FT_GlyphLoader target,
+ FT_GlyphLoader source );
+
+ /* */
+
+
+FT_END_HEADER
+
+#endif /* __FTGLOADR_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftmemory.h */
+/* */
+/* The FreeType memory management macros (specification). */
+/* */
+/* Copyright 1996-2001, 2002, 2004, 2005, 2006, 2007, 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTMEMORY_H__
+#define __FTMEMORY_H__
+
+
+#include <ft2build.h>
+#include FT_CONFIG_CONFIG_H
+#include FT_TYPES_H
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* <Macro> */
+ /* FT_SET_ERROR */
+ /* */
+ /* <Description> */
+ /* This macro is used to set an implicit `error' variable to a given */
+ /* expression's value (usually a function call), and convert it to a */
+ /* boolean which is set whenever the value is != 0. */
+ /* */
+#undef FT_SET_ERROR
+#define FT_SET_ERROR( expression ) \
+ ( ( error = (expression) ) != 0 )
+
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** ****/
+ /**** M E M O R Y ****/
+ /**** ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /*
+ * C++ refuses to handle statements like p = (void*)anything, with `p' a
+ * typed pointer. Since we don't have a `typeof' operator in standard
+ * C++, we have to use a template to emulate it.
+ */
+
+#ifdef __cplusplus
+
+ extern "C++"
+ template <typename T> inline T*
+ cplusplus_typeof( T*,
+ void *v )
+ {
+ return static_cast <T*> ( v );
+ }
+
+#define FT_ASSIGNP( p, val ) (p) = cplusplus_typeof( (p), (val) )
+
+#else
+
+#define FT_ASSIGNP( p, val ) (p) = (val)
+
+#endif
+
+
+
+#ifdef FT_DEBUG_MEMORY
+
+ FT_BASE( const char* ) _ft_debug_file;
+ FT_BASE( long ) _ft_debug_lineno;
+
+#define FT_DEBUG_INNER( exp ) ( _ft_debug_file = __FILE__, \
+ _ft_debug_lineno = __LINE__, \
+ (exp) )
+
+#define FT_ASSIGNP_INNER( p, exp ) ( _ft_debug_file = __FILE__, \
+ _ft_debug_lineno = __LINE__, \
+ FT_ASSIGNP( p, exp ) )
+
+#else /* !FT_DEBUG_MEMORY */
+
+#define FT_DEBUG_INNER( exp ) (exp)
+#define FT_ASSIGNP_INNER( p, exp ) FT_ASSIGNP( p, exp )
+
+#endif /* !FT_DEBUG_MEMORY */
+
+
+ /*
+ * The allocation functions return a pointer, and the error code
+ * is written to through the `p_error' parameter. See below for
+ * for documentation.
+ */
+
+ FT_BASE( FT_Pointer )
+ ft_mem_alloc( FT_Memory memory,
+ FT_Long size,
+ FT_Error *p_error );
+
+ FT_BASE( FT_Pointer )
+ ft_mem_qalloc( FT_Memory memory,
+ FT_Long size,
+ FT_Error *p_error );
+
+ FT_BASE( FT_Pointer )
+ ft_mem_realloc( FT_Memory memory,
+ FT_Long item_size,
+ FT_Long cur_count,
+ FT_Long new_count,
+ void* block,
+ FT_Error *p_error );
+
+ FT_BASE( FT_Pointer )
+ ft_mem_qrealloc( FT_Memory memory,
+ FT_Long item_size,
+ FT_Long cur_count,
+ FT_Long new_count,
+ void* block,
+ FT_Error *p_error );
+
+ FT_BASE( void )
+ ft_mem_free( FT_Memory memory,
+ const void* P );
+
+
+#define FT_MEM_ALLOC( ptr, size ) \
+ FT_ASSIGNP_INNER( ptr, ft_mem_alloc( memory, (size), &error ) )
+
+#define FT_MEM_FREE( ptr ) \
+ FT_BEGIN_STMNT \
+ ft_mem_free( memory, (ptr) ); \
+ (ptr) = NULL; \
+ FT_END_STMNT
+
+#define FT_MEM_NEW( ptr ) \
+ FT_MEM_ALLOC( ptr, sizeof ( *(ptr) ) )
+
+#define FT_MEM_REALLOC( ptr, cursz, newsz ) \
+ FT_ASSIGNP_INNER( ptr, ft_mem_realloc( memory, 1, \
+ (cursz), (newsz), \
+ (ptr), &error ) )
+
+#define FT_MEM_QALLOC( ptr, size ) \
+ FT_ASSIGNP_INNER( ptr, ft_mem_qalloc( memory, (size), &error ) )
+
+#define FT_MEM_QNEW( ptr ) \
+ FT_MEM_QALLOC( ptr, sizeof ( *(ptr) ) )
+
+#define FT_MEM_QREALLOC( ptr, cursz, newsz ) \
+ FT_ASSIGNP_INNER( ptr, ft_mem_qrealloc( memory, 1, \
+ (cursz), (newsz), \
+ (ptr), &error ) )
+
+#define FT_MEM_QRENEW_ARRAY( ptr, cursz, newsz ) \
+ FT_ASSIGNP_INNER( ptr, ft_mem_qrealloc( memory, sizeof ( *(ptr) ), \
+ (cursz), (newsz), \
+ (ptr), &error ) )
+
+#define FT_MEM_ALLOC_MULT( ptr, count, item_size ) \
+ FT_ASSIGNP_INNER( ptr, ft_mem_realloc( memory, (item_size), \
+ 0, (count), \
+ NULL, &error ) )
+
+#define FT_MEM_REALLOC_MULT( ptr, oldcnt, newcnt, itmsz ) \
+ FT_ASSIGNP_INNER( ptr, ft_mem_realloc( memory, (itmsz), \
+ (oldcnt), (newcnt), \
+ (ptr), &error ) )
+
+#define FT_MEM_QALLOC_MULT( ptr, count, item_size ) \
+ FT_ASSIGNP_INNER( ptr, ft_mem_qrealloc( memory, (item_size), \
+ 0, (count), \
+ NULL, &error ) )
+
+#define FT_MEM_QREALLOC_MULT( ptr, oldcnt, newcnt, itmsz) \
+ FT_ASSIGNP_INNER( ptr, ft_mem_qrealloc( memory, (itmsz), \
+ (oldcnt), (newcnt), \
+ (ptr), &error ) )
+
+
+#define FT_MEM_SET_ERROR( cond ) ( (cond), error != 0 )
+
+
+#define FT_MEM_SET( dest, byte, count ) ft_memset( dest, byte, count )
+
+#define FT_MEM_COPY( dest, source, count ) ft_memcpy( dest, source, count )
+
+#define FT_MEM_MOVE( dest, source, count ) ft_memmove( dest, source, count )
+
+
+#define FT_MEM_ZERO( dest, count ) FT_MEM_SET( dest, 0, count )
+
+#define FT_ZERO( p ) FT_MEM_ZERO( p, sizeof ( *(p) ) )
+
+
+#define FT_ARRAY_ZERO( dest, count ) \
+ FT_MEM_ZERO( dest, (count) * sizeof ( *(dest) ) )
+
+#define FT_ARRAY_COPY( dest, source, count ) \
+ FT_MEM_COPY( dest, source, (count) * sizeof ( *(dest) ) )
+
+#define FT_ARRAY_MOVE( dest, source, count ) \
+ FT_MEM_MOVE( dest, source, (count) * sizeof ( *(dest) ) )
+
+
+ /*
+ * Return the maximum number of addressable elements in an array.
+ * We limit ourselves to INT_MAX, rather than UINT_MAX, to avoid
+ * any problems.
+ */
+#define FT_ARRAY_MAX( ptr ) ( FT_INT_MAX / sizeof ( *(ptr) ) )
+
+#define FT_ARRAY_CHECK( ptr, count ) ( (count) <= FT_ARRAY_MAX( ptr ) )
+
+
+ /*************************************************************************/
+ /* */
+ /* The following functions macros expect that their pointer argument is */
+ /* _typed_ in order to automatically compute array element sizes. */
+ /* */
+
+#define FT_MEM_NEW_ARRAY( ptr, count ) \
+ FT_ASSIGNP_INNER( ptr, ft_mem_realloc( memory, sizeof ( *(ptr) ), \
+ 0, (count), \
+ NULL, &error ) )
+
+#define FT_MEM_RENEW_ARRAY( ptr, cursz, newsz ) \
+ FT_ASSIGNP_INNER( ptr, ft_mem_realloc( memory, sizeof ( *(ptr) ), \
+ (cursz), (newsz), \
+ (ptr), &error ) )
+
+#define FT_MEM_QNEW_ARRAY( ptr, count ) \
+ FT_ASSIGNP_INNER( ptr, ft_mem_qrealloc( memory, sizeof ( *(ptr) ), \
+ 0, (count), \
+ NULL, &error ) )
+
+#define FT_MEM_QRENEW_ARRAY( ptr, cursz, newsz ) \
+ FT_ASSIGNP_INNER( ptr, ft_mem_qrealloc( memory, sizeof ( *(ptr) ), \
+ (cursz), (newsz), \
+ (ptr), &error ) )
+
+
+#define FT_ALLOC( ptr, size ) \
+ FT_MEM_SET_ERROR( FT_MEM_ALLOC( ptr, size ) )
+
+#define FT_REALLOC( ptr, cursz, newsz ) \
+ FT_MEM_SET_ERROR( FT_MEM_REALLOC( ptr, cursz, newsz ) )
+
+#define FT_ALLOC_MULT( ptr, count, item_size ) \
+ FT_MEM_SET_ERROR( FT_MEM_ALLOC_MULT( ptr, count, item_size ) )
+
+#define FT_REALLOC_MULT( ptr, oldcnt, newcnt, itmsz ) \
+ FT_MEM_SET_ERROR( FT_MEM_REALLOC_MULT( ptr, oldcnt, \
+ newcnt, itmsz ) )
+
+#define FT_QALLOC( ptr, size ) \
+ FT_MEM_SET_ERROR( FT_MEM_QALLOC( ptr, size ) )
+
+#define FT_QREALLOC( ptr, cursz, newsz ) \
+ FT_MEM_SET_ERROR( FT_MEM_QREALLOC( ptr, cursz, newsz ) )
+
+#define FT_QALLOC_MULT( ptr, count, item_size ) \
+ FT_MEM_SET_ERROR( FT_MEM_QALLOC_MULT( ptr, count, item_size ) )
+
+#define FT_QREALLOC_MULT( ptr, oldcnt, newcnt, itmsz ) \
+ FT_MEM_SET_ERROR( FT_MEM_QREALLOC_MULT( ptr, oldcnt, \
+ newcnt, itmsz ) )
+
+#define FT_FREE( ptr ) FT_MEM_FREE( ptr )
+
+#define FT_NEW( ptr ) FT_MEM_SET_ERROR( FT_MEM_NEW( ptr ) )
+
+#define FT_NEW_ARRAY( ptr, count ) \
+ FT_MEM_SET_ERROR( FT_MEM_NEW_ARRAY( ptr, count ) )
+
+#define FT_RENEW_ARRAY( ptr, curcnt, newcnt ) \
+ FT_MEM_SET_ERROR( FT_MEM_RENEW_ARRAY( ptr, curcnt, newcnt ) )
+
+#define FT_QNEW( ptr ) \
+ FT_MEM_SET_ERROR( FT_MEM_QNEW( ptr ) )
+
+#define FT_QNEW_ARRAY( ptr, count ) \
+ FT_MEM_SET_ERROR( FT_MEM_NEW_ARRAY( ptr, count ) )
+
+#define FT_QRENEW_ARRAY( ptr, curcnt, newcnt ) \
+ FT_MEM_SET_ERROR( FT_MEM_RENEW_ARRAY( ptr, curcnt, newcnt ) )
+
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+
+ FT_BASE( FT_Error )
+ FT_Alloc( FT_Memory memory,
+ FT_Long size,
+ void* *P );
+
+ FT_BASE( FT_Error )
+ FT_QAlloc( FT_Memory memory,
+ FT_Long size,
+ void* *p );
+
+ FT_BASE( FT_Error )
+ FT_Realloc( FT_Memory memory,
+ FT_Long current,
+ FT_Long size,
+ void* *P );
+
+ FT_BASE( FT_Error )
+ FT_QRealloc( FT_Memory memory,
+ FT_Long current,
+ FT_Long size,
+ void* *p );
+
+ FT_BASE( void )
+ FT_Free( FT_Memory memory,
+ void* *P );
+
+#endif /* FT_CONFIG_OPTION_OLD_INTERNALS */
+
+
+ FT_BASE( FT_Pointer )
+ ft_mem_strdup( FT_Memory memory,
+ const char* str,
+ FT_Error *p_error );
+
+ FT_BASE( FT_Pointer )
+ ft_mem_dup( FT_Memory memory,
+ const void* address,
+ FT_ULong size,
+ FT_Error *p_error );
+
+#define FT_MEM_STRDUP( dst, str ) \
+ (dst) = (char*)ft_mem_strdup( memory, (const char*)(str), &error )
+
+#define FT_STRDUP( dst, str ) \
+ FT_MEM_SET_ERROR( FT_MEM_STRDUP( dst, str ) )
+
+#define FT_MEM_DUP( dst, address, size ) \
+ (dst) = ft_mem_dup( memory, (address), (FT_ULong)(size), &error )
+
+#define FT_DUP( dst, address, size ) \
+ FT_MEM_SET_ERROR( FT_MEM_DUP( dst, address, size ) )
+
+
+ /* Return >= 1 if a truncation occurs. */
+ /* Return 0 if the source string fits the buffer. */
+ /* This is *not* the same as strlcpy(). */
+ FT_BASE( FT_Int )
+ ft_mem_strcpyn( char* dst,
+ const char* src,
+ FT_ULong size );
+
+#define FT_STRCPYN( dst, src, size ) \
+ ft_mem_strcpyn( (char*)dst, (const char*)(src), (FT_ULong)(size) )
+
+ /* */
+
+
+FT_END_HEADER
+
+#endif /* __FTMEMORY_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftobjs.h */
+/* */
+/* The FreeType private base classes (specification). */
+/* */
+/* Copyright 1996-2006, 2008, 2010, 2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This file contains the definition of all internal FreeType classes. */
+ /* */
+ /*************************************************************************/
+
+
+#ifndef __FTOBJS_H__
+#define __FTOBJS_H__
+
+#include <ft2build.h>
+#include FT_RENDER_H
+#include FT_SIZES_H
+#include FT_LCD_FILTER_H
+#include FT_INTERNAL_MEMORY_H
+#include FT_INTERNAL_GLYPH_LOADER_H
+#include FT_INTERNAL_DRIVER_H
+#include FT_INTERNAL_AUTOHINT_H
+#include FT_INTERNAL_SERVICE_H
+#include FT_INTERNAL_PIC_H
+
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+#include FT_INCREMENTAL_H
+#endif
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* Some generic definitions. */
+ /* */
+#ifndef TRUE
+#define TRUE 1
+#endif
+
+#ifndef FALSE
+#define FALSE 0
+#endif
+
+#ifndef NULL
+#define NULL (void*)0
+#endif
+
+
+ /*************************************************************************/
+ /* */
+ /* The min and max functions missing in C. As usual, be careful not to */
+ /* write things like FT_MIN( a++, b++ ) to avoid side effects. */
+ /* */
+#define FT_MIN( a, b ) ( (a) < (b) ? (a) : (b) )
+#define FT_MAX( a, b ) ( (a) > (b) ? (a) : (b) )
+
+#define FT_ABS( a ) ( (a) < 0 ? -(a) : (a) )
+
+
+#define FT_PAD_FLOOR( x, n ) ( (x) & ~((n)-1) )
+#define FT_PAD_ROUND( x, n ) FT_PAD_FLOOR( (x) + ((n)/2), n )
+#define FT_PAD_CEIL( x, n ) FT_PAD_FLOOR( (x) + ((n)-1), n )
+
+#define FT_PIX_FLOOR( x ) ( (x) & ~63 )
+#define FT_PIX_ROUND( x ) FT_PIX_FLOOR( (x) + 32 )
+#define FT_PIX_CEIL( x ) FT_PIX_FLOOR( (x) + 63 )
+
+
+ /*
+ * Return the highest power of 2 that is <= value; this correspond to
+ * the highest bit in a given 32-bit value.
+ */
+ FT_BASE( FT_UInt32 )
+ ft_highpow2( FT_UInt32 value );
+
+
+ /*
+ * character classification functions -- since these are used to parse
+ * font files, we must not use those in <ctypes.h> which are
+ * locale-dependent
+ */
+#define ft_isdigit( x ) ( ( (unsigned)(x) - '0' ) < 10U )
+
+#define ft_isxdigit( x ) ( ( (unsigned)(x) - '0' ) < 10U || \
+ ( (unsigned)(x) - 'a' ) < 6U || \
+ ( (unsigned)(x) - 'A' ) < 6U )
+
+ /* the next two macros assume ASCII representation */
+#define ft_isupper( x ) ( ( (unsigned)(x) - 'A' ) < 26U )
+#define ft_islower( x ) ( ( (unsigned)(x) - 'a' ) < 26U )
+
+#define ft_isalpha( x ) ( ft_isupper( x ) || ft_islower( x ) )
+#define ft_isalnum( x ) ( ft_isdigit( x ) || ft_isalpha( x ) )
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** ****/
+ /**** C H A R M A P S ****/
+ /**** ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* handle to internal charmap object */
+ typedef struct FT_CMapRec_* FT_CMap;
+
+ /* handle to charmap class structure */
+ typedef const struct FT_CMap_ClassRec_* FT_CMap_Class;
+
+ /* internal charmap object structure */
+ typedef struct FT_CMapRec_
+ {
+ FT_CharMapRec charmap;
+ FT_CMap_Class clazz;
+
+ } FT_CMapRec;
+
+ /* typecase any pointer to a charmap handle */
+#define FT_CMAP( x ) ((FT_CMap)( x ))
+
+ /* obvious macros */
+#define FT_CMAP_PLATFORM_ID( x ) FT_CMAP( x )->charmap.platform_id
+#define FT_CMAP_ENCODING_ID( x ) FT_CMAP( x )->charmap.encoding_id
+#define FT_CMAP_ENCODING( x ) FT_CMAP( x )->charmap.encoding
+#define FT_CMAP_FACE( x ) FT_CMAP( x )->charmap.face
+
+
+ /* class method definitions */
+ typedef FT_Error
+ (*FT_CMap_InitFunc)( FT_CMap cmap,
+ FT_Pointer init_data );
+
+ typedef void
+ (*FT_CMap_DoneFunc)( FT_CMap cmap );
+
+ typedef FT_UInt
+ (*FT_CMap_CharIndexFunc)( FT_CMap cmap,
+ FT_UInt32 char_code );
+
+ typedef FT_UInt
+ (*FT_CMap_CharNextFunc)( FT_CMap cmap,
+ FT_UInt32 *achar_code );
+
+ typedef FT_UInt
+ (*FT_CMap_CharVarIndexFunc)( FT_CMap cmap,
+ FT_CMap unicode_cmap,
+ FT_UInt32 char_code,
+ FT_UInt32 variant_selector );
+
+ typedef FT_Bool
+ (*FT_CMap_CharVarIsDefaultFunc)( FT_CMap cmap,
+ FT_UInt32 char_code,
+ FT_UInt32 variant_selector );
+
+ typedef FT_UInt32 *
+ (*FT_CMap_VariantListFunc)( FT_CMap cmap,
+ FT_Memory mem );
+
+ typedef FT_UInt32 *
+ (*FT_CMap_CharVariantListFunc)( FT_CMap cmap,
+ FT_Memory mem,
+ FT_UInt32 char_code );
+
+ typedef FT_UInt32 *
+ (*FT_CMap_VariantCharListFunc)( FT_CMap cmap,
+ FT_Memory mem,
+ FT_UInt32 variant_selector );
+
+
+ typedef struct FT_CMap_ClassRec_
+ {
+ FT_ULong size;
+ FT_CMap_InitFunc init;
+ FT_CMap_DoneFunc done;
+ FT_CMap_CharIndexFunc char_index;
+ FT_CMap_CharNextFunc char_next;
+
+ /* Subsequent entries are special ones for format 14 -- the variant */
+ /* selector subtable which behaves like no other */
+
+ FT_CMap_CharVarIndexFunc char_var_index;
+ FT_CMap_CharVarIsDefaultFunc char_var_default;
+ FT_CMap_VariantListFunc variant_list;
+ FT_CMap_CharVariantListFunc charvariant_list;
+ FT_CMap_VariantCharListFunc variantchar_list;
+
+ } FT_CMap_ClassRec;
+
+#ifndef FT_CONFIG_OPTION_PIC
+
+#define FT_DECLARE_CMAP_CLASS(class_) \
+ FT_CALLBACK_TABLE const FT_CMap_ClassRec class_;
+
+#define FT_DEFINE_CMAP_CLASS(class_, size_, init_, done_, char_index_, \
+ char_next_, char_var_index_, char_var_default_, variant_list_, \
+ charvariant_list_, variantchar_list_) \
+ FT_CALLBACK_TABLE_DEF \
+ const FT_CMap_ClassRec class_ = \
+ { \
+ size_, init_, done_, char_index_, char_next_, char_var_index_, \
+ char_var_default_, variant_list_, charvariant_list_, variantchar_list_ \
+ };
+#else /* FT_CONFIG_OPTION_PIC */
+
+#define FT_DECLARE_CMAP_CLASS(class_) \
+ void FT_Init_Class_##class_( FT_Library library, FT_CMap_ClassRec* clazz);
+
+#define FT_DEFINE_CMAP_CLASS(class_, size_, init_, done_, char_index_, \
+ char_next_, char_var_index_, char_var_default_, variant_list_, \
+ charvariant_list_, variantchar_list_) \
+ void \
+ FT_Init_Class_##class_( FT_Library library, \
+ FT_CMap_ClassRec* clazz) \
+ { \
+ FT_UNUSED(library); \
+ clazz->size = size_; \
+ clazz->init = init_; \
+ clazz->done = done_; \
+ clazz->char_index = char_index_; \
+ clazz->char_next = char_next_; \
+ clazz->char_var_index = char_var_index_; \
+ clazz->char_var_default = char_var_default_; \
+ clazz->variant_list = variant_list_; \
+ clazz->charvariant_list = charvariant_list_; \
+ clazz->variantchar_list = variantchar_list_; \
+ }
+#endif /* FT_CONFIG_OPTION_PIC */
+
+ /* create a new charmap and add it to charmap->face */
+ FT_BASE( FT_Error )
+ FT_CMap_New( FT_CMap_Class clazz,
+ FT_Pointer init_data,
+ FT_CharMap charmap,
+ FT_CMap *acmap );
+
+ /* destroy a charmap and remove it from face's list */
+ FT_BASE( void )
+ FT_CMap_Done( FT_CMap cmap );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_Face_InternalRec */
+ /* */
+ /* <Description> */
+ /* This structure contains the internal fields of each FT_Face */
+ /* object. These fields may change between different releases of */
+ /* FreeType. */
+ /* */
+ /* <Fields> */
+ /* max_points :: */
+ /* The maximal number of points used to store the vectorial outline */
+ /* of any glyph in this face. If this value cannot be known in */
+ /* advance, or if the face isn't scalable, this should be set to 0. */
+ /* Only relevant for scalable formats. */
+ /* */
+ /* max_contours :: */
+ /* The maximal number of contours used to store the vectorial */
+ /* outline of any glyph in this face. If this value cannot be */
+ /* known in advance, or if the face isn't scalable, this should be */
+ /* set to 0. Only relevant for scalable formats. */
+ /* */
+ /* transform_matrix :: */
+ /* A 2x2 matrix of 16.16 coefficients used to transform glyph */
+ /* outlines after they are loaded from the font. Only used by the */
+ /* convenience functions. */
+ /* */
+ /* transform_delta :: */
+ /* A translation vector used to transform glyph outlines after they */
+ /* are loaded from the font. Only used by the convenience */
+ /* functions. */
+ /* */
+ /* transform_flags :: */
+ /* Some flags used to classify the transform. Only used by the */
+ /* convenience functions. */
+ /* */
+ /* services :: */
+ /* A cache for frequently used services. It should be only */
+ /* accessed with the macro `FT_FACE_LOOKUP_SERVICE'. */
+ /* */
+ /* incremental_interface :: */
+ /* If non-null, the interface through which glyph data and metrics */
+ /* are loaded incrementally for faces that do not provide all of */
+ /* this data when first opened. This field exists only if */
+ /* @FT_CONFIG_OPTION_INCREMENTAL is defined. */
+ /* */
+ /* ignore_unpatented_hinter :: */
+ /* This boolean flag instructs the glyph loader to ignore the */
+ /* native font hinter, if one is found. This is exclusively used */
+ /* in the case when the unpatented hinter is compiled within the */
+ /* library. */
+ /* */
+ /* refcount :: */
+ /* A counter initialized to~1 at the time an @FT_Face structure is */
+ /* created. @FT_Reference_Face increments this counter, and */
+ /* @FT_Done_Face only destroys a face if the counter is~1, */
+ /* otherwise it simply decrements it. */
+ /* */
+ typedef struct FT_Face_InternalRec_
+ {
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+ FT_UShort reserved1;
+ FT_Short reserved2;
+#endif
+ FT_Matrix transform_matrix;
+ FT_Vector transform_delta;
+ FT_Int transform_flags;
+
+ FT_ServiceCacheRec services;
+
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+ FT_Incremental_InterfaceRec* incremental_interface;
+#endif
+
+ FT_Bool ignore_unpatented_hinter;
+ FT_UInt refcount;
+
+ } FT_Face_InternalRec;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_Slot_InternalRec */
+ /* */
+ /* <Description> */
+ /* This structure contains the internal fields of each FT_GlyphSlot */
+ /* object. These fields may change between different releases of */
+ /* FreeType. */
+ /* */
+ /* <Fields> */
+ /* loader :: The glyph loader object used to load outlines */
+ /* into the glyph slot. */
+ /* */
+ /* flags :: Possible values are zero or */
+ /* FT_GLYPH_OWN_BITMAP. The latter indicates */
+ /* that the FT_GlyphSlot structure owns the */
+ /* bitmap buffer. */
+ /* */
+ /* glyph_transformed :: Boolean. Set to TRUE when the loaded glyph */
+ /* must be transformed through a specific */
+ /* font transformation. This is _not_ the same */
+ /* as the face transform set through */
+ /* FT_Set_Transform(). */
+ /* */
+ /* glyph_matrix :: The 2x2 matrix corresponding to the glyph */
+ /* transformation, if necessary. */
+ /* */
+ /* glyph_delta :: The 2d translation vector corresponding to */
+ /* the glyph transformation, if necessary. */
+ /* */
+ /* glyph_hints :: Format-specific glyph hints management. */
+ /* */
+
+#define FT_GLYPH_OWN_BITMAP 0x1
+
+ typedef struct FT_Slot_InternalRec_
+ {
+ FT_GlyphLoader loader;
+ FT_UInt flags;
+ FT_Bool glyph_transformed;
+ FT_Matrix glyph_matrix;
+ FT_Vector glyph_delta;
+ void* glyph_hints;
+
+ } FT_GlyphSlot_InternalRec;
+
+
+#if 0
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_Size_InternalRec */
+ /* */
+ /* <Description> */
+ /* This structure contains the internal fields of each FT_Size */
+ /* object. Currently, it's empty. */
+ /* */
+ /*************************************************************************/
+
+ typedef struct FT_Size_InternalRec_
+ {
+ /* empty */
+
+ } FT_Size_InternalRec;
+
+#endif
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** ****/
+ /**** M O D U L E S ****/
+ /**** ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_ModuleRec */
+ /* */
+ /* <Description> */
+ /* A module object instance. */
+ /* */
+ /* <Fields> */
+ /* clazz :: A pointer to the module's class. */
+ /* */
+ /* library :: A handle to the parent library object. */
+ /* */
+ /* memory :: A handle to the memory manager. */
+ /* */
+ typedef struct FT_ModuleRec_
+ {
+ FT_Module_Class* clazz;
+ FT_Library library;
+ FT_Memory memory;
+
+ } FT_ModuleRec;
+
+
+ /* typecast an object to an FT_Module */
+#define FT_MODULE( x ) ((FT_Module)( x ))
+#define FT_MODULE_CLASS( x ) FT_MODULE( x )->clazz
+#define FT_MODULE_LIBRARY( x ) FT_MODULE( x )->library
+#define FT_MODULE_MEMORY( x ) FT_MODULE( x )->memory
+
+
+#define FT_MODULE_IS_DRIVER( x ) ( FT_MODULE_CLASS( x )->module_flags & \
+ FT_MODULE_FONT_DRIVER )
+
+#define FT_MODULE_IS_RENDERER( x ) ( FT_MODULE_CLASS( x )->module_flags & \
+ FT_MODULE_RENDERER )
+
+#define FT_MODULE_IS_HINTER( x ) ( FT_MODULE_CLASS( x )->module_flags & \
+ FT_MODULE_HINTER )
+
+#define FT_MODULE_IS_STYLER( x ) ( FT_MODULE_CLASS( x )->module_flags & \
+ FT_MODULE_STYLER )
+
+#define FT_DRIVER_IS_SCALABLE( x ) ( FT_MODULE_CLASS( x )->module_flags & \
+ FT_MODULE_DRIVER_SCALABLE )
+
+#define FT_DRIVER_USES_OUTLINES( x ) !( FT_MODULE_CLASS( x )->module_flags & \
+ FT_MODULE_DRIVER_NO_OUTLINES )
+
+#define FT_DRIVER_HAS_HINTER( x ) ( FT_MODULE_CLASS( x )->module_flags & \
+ FT_MODULE_DRIVER_HAS_HINTER )
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Get_Module_Interface */
+ /* */
+ /* <Description> */
+ /* Finds a module and returns its specific interface as a typeless */
+ /* pointer. */
+ /* */
+ /* <Input> */
+ /* library :: A handle to the library object. */
+ /* */
+ /* module_name :: The module's name (as an ASCII string). */
+ /* */
+ /* <Return> */
+ /* A module-specific interface if available, 0 otherwise. */
+ /* */
+ /* <Note> */
+ /* You should better be familiar with FreeType internals to know */
+ /* which module to look for, and what its interface is :-) */
+ /* */
+ FT_BASE( const void* )
+ FT_Get_Module_Interface( FT_Library library,
+ const char* mod_name );
+
+ FT_BASE( FT_Pointer )
+ ft_module_get_service( FT_Module module,
+ const char* service_id );
+
+ /* */
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** ****/
+ /**** FACE, SIZE & GLYPH SLOT OBJECTS ****/
+ /**** ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* a few macros used to perform easy typecasts with minimal brain damage */
+
+#define FT_FACE( x ) ((FT_Face)(x))
+#define FT_SIZE( x ) ((FT_Size)(x))
+#define FT_SLOT( x ) ((FT_GlyphSlot)(x))
+
+#define FT_FACE_DRIVER( x ) FT_FACE( x )->driver
+#define FT_FACE_LIBRARY( x ) FT_FACE_DRIVER( x )->root.library
+#define FT_FACE_MEMORY( x ) FT_FACE( x )->memory
+#define FT_FACE_STREAM( x ) FT_FACE( x )->stream
+
+#define FT_SIZE_FACE( x ) FT_SIZE( x )->face
+#define FT_SLOT_FACE( x ) FT_SLOT( x )->face
+
+#define FT_FACE_SLOT( x ) FT_FACE( x )->glyph
+#define FT_FACE_SIZE( x ) FT_FACE( x )->size
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_New_GlyphSlot */
+ /* */
+ /* <Description> */
+ /* It is sometimes useful to have more than one glyph slot for a */
+ /* given face object. This function is used to create additional */
+ /* slots. All of them are automatically discarded when the face is */
+ /* destroyed. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to a parent face object. */
+ /* */
+ /* <Output> */
+ /* aslot :: A handle to a new glyph slot object. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_BASE( FT_Error )
+ FT_New_GlyphSlot( FT_Face face,
+ FT_GlyphSlot *aslot );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Done_GlyphSlot */
+ /* */
+ /* <Description> */
+ /* Destroys a given glyph slot. Remember however that all slots are */
+ /* automatically destroyed with its parent. Using this function is */
+ /* not always mandatory. */
+ /* */
+ /* <Input> */
+ /* slot :: A handle to a target glyph slot. */
+ /* */
+ FT_BASE( void )
+ FT_Done_GlyphSlot( FT_GlyphSlot slot );
+
+ /* */
+
+#define FT_REQUEST_WIDTH( req ) \
+ ( (req)->horiResolution \
+ ? (FT_Pos)( (req)->width * (req)->horiResolution + 36 ) / 72 \
+ : (req)->width )
+
+#define FT_REQUEST_HEIGHT( req ) \
+ ( (req)->vertResolution \
+ ? (FT_Pos)( (req)->height * (req)->vertResolution + 36 ) / 72 \
+ : (req)->height )
+
+
+ /* Set the metrics according to a bitmap strike. */
+ FT_BASE( void )
+ FT_Select_Metrics( FT_Face face,
+ FT_ULong strike_index );
+
+
+ /* Set the metrics according to a size request. */
+ FT_BASE( void )
+ FT_Request_Metrics( FT_Face face,
+ FT_Size_Request req );
+
+
+ /* Match a size request against `available_sizes'. */
+ FT_BASE( FT_Error )
+ FT_Match_Size( FT_Face face,
+ FT_Size_Request req,
+ FT_Bool ignore_width,
+ FT_ULong* size_index );
+
+
+ /* Use the horizontal metrics to synthesize the vertical metrics. */
+ /* If `advance' is zero, it is also synthesized. */
+ FT_BASE( void )
+ ft_synthesize_vertical_metrics( FT_Glyph_Metrics* metrics,
+ FT_Pos advance );
+
+
+ /* Free the bitmap of a given glyphslot when needed (i.e., only when it */
+ /* was allocated with ft_glyphslot_alloc_bitmap). */
+ FT_BASE( void )
+ ft_glyphslot_free_bitmap( FT_GlyphSlot slot );
+
+
+ /* Allocate a new bitmap buffer in a glyph slot. */
+ FT_BASE( FT_Error )
+ ft_glyphslot_alloc_bitmap( FT_GlyphSlot slot,
+ FT_ULong size );
+
+
+ /* Set the bitmap buffer in a glyph slot to a given pointer. The buffer */
+ /* will not be freed by a later call to ft_glyphslot_free_bitmap. */
+ FT_BASE( void )
+ ft_glyphslot_set_bitmap( FT_GlyphSlot slot,
+ FT_Byte* buffer );
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** ****/
+ /**** R E N D E R E R S ****/
+ /**** ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+#define FT_RENDERER( x ) ((FT_Renderer)( x ))
+#define FT_GLYPH( x ) ((FT_Glyph)( x ))
+#define FT_BITMAP_GLYPH( x ) ((FT_BitmapGlyph)( x ))
+#define FT_OUTLINE_GLYPH( x ) ((FT_OutlineGlyph)( x ))
+
+
+ typedef struct FT_RendererRec_
+ {
+ FT_ModuleRec root;
+ FT_Renderer_Class* clazz;
+ FT_Glyph_Format glyph_format;
+ FT_Glyph_Class glyph_class;
+
+ FT_Raster raster;
+ FT_Raster_Render_Func raster_render;
+ FT_Renderer_RenderFunc render;
+
+ } FT_RendererRec;
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** ****/
+ /**** F O N T D R I V E R S ****/
+ /**** ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /* typecast a module into a driver easily */
+#define FT_DRIVER( x ) ((FT_Driver)(x))
+
+ /* typecast a module as a driver, and get its driver class */
+#define FT_DRIVER_CLASS( x ) FT_DRIVER( x )->clazz
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_DriverRec */
+ /* */
+ /* <Description> */
+ /* The root font driver class. A font driver is responsible for */
+ /* managing and loading font files of a given format. */
+ /* */
+ /* <Fields> */
+ /* root :: Contains the fields of the root module class. */
+ /* */
+ /* clazz :: A pointer to the font driver's class. Note that */
+ /* this is NOT root.clazz. `class' wasn't used */
+ /* as it is a reserved word in C++. */
+ /* */
+ /* faces_list :: The list of faces currently opened by this */
+ /* driver. */
+ /* */
+ /* glyph_loader :: The glyph loader for all faces managed by this */
+ /* driver. This object isn't defined for unscalable */
+ /* formats. */
+ /* */
+ typedef struct FT_DriverRec_
+ {
+ FT_ModuleRec root;
+ FT_Driver_Class clazz;
+ FT_ListRec faces_list;
+ FT_GlyphLoader glyph_loader;
+
+ } FT_DriverRec;
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** ****/
+ /**** L I B R A R I E S ****/
+ /**** ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /* This hook is used by the TrueType debugger. It must be set to an */
+ /* alternate truetype bytecode interpreter function. */
+#define FT_DEBUG_HOOK_TRUETYPE 0
+
+
+ /* Set this debug hook to a non-null pointer to force unpatented hinting */
+ /* for all faces when both TT_USE_BYTECODE_INTERPRETER and */
+ /* TT_CONFIG_OPTION_UNPATENTED_HINTING are defined. This is only used */
+ /* during debugging. */
+#define FT_DEBUG_HOOK_UNPATENTED_HINTING 1
+
+
+ typedef void (*FT_Bitmap_LcdFilterFunc)( FT_Bitmap* bitmap,
+ FT_Render_Mode render_mode,
+ FT_Library library );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* FT_LibraryRec */
+ /* */
+ /* <Description> */
+ /* The FreeType library class. This is the root of all FreeType */
+ /* data. Use FT_New_Library() to create a library object, and */
+ /* FT_Done_Library() to discard it and all child objects. */
+ /* */
+ /* <Fields> */
+ /* memory :: The library's memory object. Manages memory */
+ /* allocation. */
+ /* */
+ /* version_major :: The major version number of the library. */
+ /* */
+ /* version_minor :: The minor version number of the library. */
+ /* */
+ /* version_patch :: The current patch level of the library. */
+ /* */
+ /* num_modules :: The number of modules currently registered */
+ /* within this library. This is set to 0 for new */
+ /* libraries. New modules are added through the */
+ /* FT_Add_Module() API function. */
+ /* */
+ /* modules :: A table used to store handles to the currently */
+ /* registered modules. Note that each font driver */
+ /* contains a list of its opened faces. */
+ /* */
+ /* renderers :: The list of renderers currently registered */
+ /* within the library. */
+ /* */
+ /* cur_renderer :: The current outline renderer. This is a */
+ /* shortcut used to avoid parsing the list on */
+ /* each call to FT_Outline_Render(). It is a */
+ /* handle to the current renderer for the */
+ /* FT_GLYPH_FORMAT_OUTLINE format. */
+ /* */
+ /* auto_hinter :: XXX */
+ /* */
+ /* raster_pool :: The raster object's render pool. This can */
+ /* ideally be changed dynamically at run-time. */
+ /* */
+ /* raster_pool_size :: The size of the render pool in bytes. */
+ /* */
+ /* debug_hooks :: XXX */
+ /* */
+ /* lcd_filter :: If subpixel rendering is activated, the */
+ /* selected LCD filter mode. */
+ /* */
+ /* lcd_extra :: If subpixel rendering is activated, the number */
+ /* of extra pixels needed for the LCD filter. */
+ /* */
+ /* lcd_weights :: If subpixel rendering is activated, the LCD */
+ /* filter weights, if any. */
+ /* */
+ /* lcd_filter_func :: If subpixel rendering is activated, the LCD */
+ /* filtering callback function. */
+ /* */
+ /* pic_container :: Contains global structs and tables, instead */
+ /* of defining them globallly. */
+ /* */
+ /* refcount :: A counter initialized to~1 at the time an */
+ /* @FT_Library structure is created. */
+ /* @FT_Reference_Library increments this counter, */
+ /* and @FT_Done_Library only destroys a library */
+ /* if the counter is~1, otherwise it simply */
+ /* decrements it. */
+ /* */
+ typedef struct FT_LibraryRec_
+ {
+ FT_Memory memory; /* library's memory manager */
+
+ FT_Int version_major;
+ FT_Int version_minor;
+ FT_Int version_patch;
+
+ FT_UInt num_modules;
+ FT_Module modules[FT_MAX_MODULES]; /* module objects */
+
+ FT_ListRec renderers; /* list of renderers */
+ FT_Renderer cur_renderer; /* current outline renderer */
+ FT_Module auto_hinter;
+
+ FT_Byte* raster_pool; /* scan-line conversion */
+ /* render pool */
+ FT_ULong raster_pool_size; /* size of render pool in bytes */
+
+ FT_DebugHook_Func debug_hooks[4];
+
+#ifdef FT_CONFIG_OPTION_SUBPIXEL_RENDERING
+ FT_LcdFilter lcd_filter;
+ FT_Int lcd_extra; /* number of extra pixels */
+ FT_Byte lcd_weights[7]; /* filter weights, if any */
+ FT_Bitmap_LcdFilterFunc lcd_filter_func; /* filtering callback */
+#endif
+
+#ifdef FT_CONFIG_OPTION_PIC
+ FT_PIC_Container pic_container;
+#endif
+
+ FT_UInt refcount;
+
+ } FT_LibraryRec;
+
+
+ FT_BASE( FT_Renderer )
+ FT_Lookup_Renderer( FT_Library library,
+ FT_Glyph_Format format,
+ FT_ListNode* node );
+
+ FT_BASE( FT_Error )
+ FT_Render_Glyph_Internal( FT_Library library,
+ FT_GlyphSlot slot,
+ FT_Render_Mode render_mode );
+
+ typedef const char*
+ (*FT_Face_GetPostscriptNameFunc)( FT_Face face );
+
+ typedef FT_Error
+ (*FT_Face_GetGlyphNameFunc)( FT_Face face,
+ FT_UInt glyph_index,
+ FT_Pointer buffer,
+ FT_UInt buffer_max );
+
+ typedef FT_UInt
+ (*FT_Face_GetGlyphNameIndexFunc)( FT_Face face,
+ FT_String* glyph_name );
+
+
+#ifndef FT_CONFIG_OPTION_NO_DEFAULT_SYSTEM
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_New_Memory */
+ /* */
+ /* <Description> */
+ /* Creates a new memory object. */
+ /* */
+ /* <Return> */
+ /* A pointer to the new memory object. 0 in case of error. */
+ /* */
+ FT_BASE( FT_Memory )
+ FT_New_Memory( void );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Done_Memory */
+ /* */
+ /* <Description> */
+ /* Discards memory manager. */
+ /* */
+ /* <Input> */
+ /* memory :: A handle to the memory manager. */
+ /* */
+ FT_BASE( void )
+ FT_Done_Memory( FT_Memory memory );
+
+#endif /* !FT_CONFIG_OPTION_NO_DEFAULT_SYSTEM */
+
+
+ /* Define default raster's interface. The default raster is located in */
+ /* `src/base/ftraster.c'. */
+ /* */
+ /* Client applications can register new rasters through the */
+ /* FT_Set_Raster() API. */
+
+#ifndef FT_NO_DEFAULT_RASTER
+ FT_EXPORT_VAR( FT_Raster_Funcs ) ft_default_raster;
+#endif
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** ****/
+ /**** PIC-Support Macros for ftimage.h ****/
+ /**** ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Macro> */
+ /* FT_DEFINE_OUTLINE_FUNCS */
+ /* */
+ /* <Description> */
+ /* Used to initialize an instance of FT_Outline_Funcs struct. */
+ /* When FT_CONFIG_OPTION_PIC is defined an init funtion will need to */
+ /* called with a pre-allocated stracture to be filled. */
+ /* When FT_CONFIG_OPTION_PIC is not defined the struct will be */
+ /* allocated in the global scope (or the scope where the macro */
+ /* is used). */
+ /* */
+#ifndef FT_CONFIG_OPTION_PIC
+
+#define FT_DEFINE_OUTLINE_FUNCS(class_, move_to_, line_to_, conic_to_, \
+ cubic_to_, shift_, delta_) \
+ static const FT_Outline_Funcs class_ = \
+ { \
+ move_to_, line_to_, conic_to_, cubic_to_, shift_, delta_ \
+ };
+
+#else /* FT_CONFIG_OPTION_PIC */
+
+#define FT_DEFINE_OUTLINE_FUNCS(class_, move_to_, line_to_, conic_to_, \
+ cubic_to_, shift_, delta_) \
+ static FT_Error \
+ Init_Class_##class_( FT_Outline_Funcs* clazz ) \
+ { \
+ clazz->move_to = move_to_; \
+ clazz->line_to = line_to_; \
+ clazz->conic_to = conic_to_; \
+ clazz->cubic_to = cubic_to_; \
+ clazz->shift = shift_; \
+ clazz->delta = delta_; \
+ return FT_Err_Ok; \
+ }
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+ /*************************************************************************/
+ /* */
+ /* <Macro> */
+ /* FT_DEFINE_RASTER_FUNCS */
+ /* */
+ /* <Description> */
+ /* Used to initialize an instance of FT_Raster_Funcs struct. */
+ /* When FT_CONFIG_OPTION_PIC is defined an init funtion will need to */
+ /* called with a pre-allocated stracture to be filled. */
+ /* When FT_CONFIG_OPTION_PIC is not defined the struct will be */
+ /* allocated in the global scope (or the scope where the macro */
+ /* is used). */
+ /* */
+#ifndef FT_CONFIG_OPTION_PIC
+
+#define FT_DEFINE_RASTER_FUNCS(class_, glyph_format_, raster_new_, \
+ raster_reset_, raster_set_mode_, \
+ raster_render_, raster_done_) \
+ const FT_Raster_Funcs class_ = \
+ { \
+ glyph_format_, raster_new_, raster_reset_, \
+ raster_set_mode_, raster_render_, raster_done_ \
+ };
+
+#else /* FT_CONFIG_OPTION_PIC */
+
+#define FT_DEFINE_RASTER_FUNCS(class_, glyph_format_, raster_new_, \
+ raster_reset_, raster_set_mode_, raster_render_, raster_done_) \
+ void \
+ FT_Init_Class_##class_( FT_Raster_Funcs* clazz ) \
+ { \
+ clazz->glyph_format = glyph_format_; \
+ clazz->raster_new = raster_new_; \
+ clazz->raster_reset = raster_reset_; \
+ clazz->raster_set_mode = raster_set_mode_; \
+ clazz->raster_render = raster_render_; \
+ clazz->raster_done = raster_done_; \
+ }
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** ****/
+ /**** PIC-Support Macros for ftrender.h ****/
+ /**** ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+
+ /*************************************************************************/
+ /* */
+ /* <Macro> */
+ /* FT_DEFINE_GLYPH */
+ /* */
+ /* <Description> */
+ /* Used to initialize an instance of FT_Glyph_Class struct. */
+ /* When FT_CONFIG_OPTION_PIC is defined an init funtion will need to */
+ /* called with a pre-allocated stracture to be filled. */
+ /* When FT_CONFIG_OPTION_PIC is not defined the struct will be */
+ /* allocated in the global scope (or the scope where the macro */
+ /* is used). */
+ /* */
+#ifndef FT_CONFIG_OPTION_PIC
+
+#define FT_DEFINE_GLYPH(class_, size_, format_, init_, done_, copy_, \
+ transform_, bbox_, prepare_) \
+ FT_CALLBACK_TABLE_DEF \
+ const FT_Glyph_Class class_ = \
+ { \
+ size_, format_, init_, done_, copy_, transform_, bbox_, prepare_ \
+ };
+
+#else /* FT_CONFIG_OPTION_PIC */
+
+#define FT_DEFINE_GLYPH(class_, size_, format_, init_, done_, copy_, \
+ transform_, bbox_, prepare_) \
+ void \
+ FT_Init_Class_##class_( FT_Glyph_Class* clazz ) \
+ { \
+ clazz->glyph_size = size_; \
+ clazz->glyph_format = format_; \
+ clazz->glyph_init = init_; \
+ clazz->glyph_done = done_; \
+ clazz->glyph_copy = copy_; \
+ clazz->glyph_transform = transform_; \
+ clazz->glyph_bbox = bbox_; \
+ clazz->glyph_prepare = prepare_; \
+ }
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+ /*************************************************************************/
+ /* */
+ /* <Macro> */
+ /* FT_DECLARE_RENDERER */
+ /* */
+ /* <Description> */
+ /* Used to create a forward declaration of a */
+ /* FT_Renderer_Class stract instance. */
+ /* */
+ /* <Macro> */
+ /* FT_DEFINE_RENDERER */
+ /* */
+ /* <Description> */
+ /* Used to initialize an instance of FT_Renderer_Class struct. */
+ /* */
+ /* When FT_CONFIG_OPTION_PIC is defined a Create funtion will need */
+ /* to called with a pointer where the allocated stracture is returned.*/
+ /* And when it is no longer needed a Destroy function needs */
+ /* to be called to release that allocation. */
+ /* fcinit.c (ft_create_default_module_classes) already contains */
+ /* a mechanism to call these functions for the default modules */
+ /* described in ftmodule.h */
+ /* */
+ /* Notice that the created Create and Destroy functions call */
+ /* pic_init and pic_free function to allow you to manually allocate */
+ /* and initialize any additional global data, like module specific */
+ /* interface, and put them in the global pic container defined in */
+ /* ftpic.h. if you don't need them just implement the functions as */
+ /* empty to resolve the link error. Also the pic_init and pic_free */
+ /* functions should be declared in pic.h, to be referred by renderer */
+ /* definition calling FT_DEFINE_RENDERER() in following. */
+ /* */
+ /* When FT_CONFIG_OPTION_PIC is not defined the struct will be */
+ /* allocated in the global scope (or the scope where the macro */
+ /* is used). */
+ /* */
+#ifndef FT_CONFIG_OPTION_PIC
+
+#define FT_DECLARE_RENDERER(class_) \
+ FT_EXPORT_VAR( const FT_Renderer_Class ) class_;
+
+#define FT_DEFINE_RENDERER(class_, \
+ flags_, size_, name_, version_, requires_, \
+ interface_, init_, done_, get_interface_, \
+ glyph_format_, render_glyph_, transform_glyph_, \
+ get_glyph_cbox_, set_mode_, raster_class_ ) \
+ FT_CALLBACK_TABLE_DEF \
+ const FT_Renderer_Class class_ = \
+ { \
+ FT_DEFINE_ROOT_MODULE(flags_,size_,name_,version_,requires_, \
+ interface_,init_,done_,get_interface_) \
+ glyph_format_, \
+ \
+ render_glyph_, \
+ transform_glyph_, \
+ get_glyph_cbox_, \
+ set_mode_, \
+ \
+ raster_class_ \
+ };
+
+#else /* FT_CONFIG_OPTION_PIC */
+
+#define FT_DECLARE_RENDERER(class_) FT_DECLARE_MODULE(class_)
+
+#define FT_DEFINE_RENDERER(class_, \
+ flags_, size_, name_, version_, requires_, \
+ interface_, init_, done_, get_interface_, \
+ glyph_format_, render_glyph_, transform_glyph_, \
+ get_glyph_cbox_, set_mode_, raster_class_ ) \
+ \
+ void \
+ FT_Destroy_Class_##class_( FT_Library library, \
+ FT_Module_Class* clazz ) \
+ { \
+ FT_Renderer_Class* rclazz = (FT_Renderer_Class*)clazz; \
+ FT_Memory memory = library->memory; \
+ class_##_pic_free( library ); \
+ if ( rclazz ) \
+ FT_FREE( rclazz ); \
+ } \
+ \
+ FT_Error \
+ FT_Create_Class_##class_( FT_Library library, \
+ FT_Module_Class** output_class ) \
+ { \
+ FT_Renderer_Class* clazz; \
+ FT_Error error; \
+ FT_Memory memory = library->memory; \
+ \
+ if ( FT_ALLOC( clazz, sizeof(*clazz) ) ) \
+ return error; \
+ \
+ error = class_##_pic_init( library ); \
+ if(error) \
+ { \
+ FT_FREE( clazz ); \
+ return error; \
+ } \
+ \
+ FT_DEFINE_ROOT_MODULE(flags_,size_,name_,version_,requires_, \
+ interface_,init_,done_,get_interface_) \
+ \
+ clazz->glyph_format = glyph_format_; \
+ \
+ clazz->render_glyph = render_glyph_; \
+ clazz->transform_glyph = transform_glyph_; \
+ clazz->get_glyph_cbox = get_glyph_cbox_; \
+ clazz->set_mode = set_mode_; \
+ \
+ clazz->raster_class = raster_class_; \
+ \
+ *output_class = (FT_Module_Class*)clazz; \
+ return FT_Err_Ok; \
+ }
+
+
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** ****/
+ /**** PIC-Support Macros for ftmodapi.h ****/
+ /**** ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+#ifdef FT_CONFIG_OPTION_PIC
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* FT_Module_Creator */
+ /* */
+ /* <Description> */
+ /* A function used to create (allocate) a new module class object. */
+ /* The object's members are initialized, but the module itself is */
+ /* not. */
+ /* */
+ /* <Input> */
+ /* memory :: A handle to the memory manager. */
+ /* output_class :: Initialized with the newly allocated class. */
+ /* */
+ typedef FT_Error
+ (*FT_Module_Creator)( FT_Memory memory,
+ FT_Module_Class** output_class );
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* FT_Module_Destroyer */
+ /* */
+ /* <Description> */
+ /* A function used to destroy (deallocate) a module class object. */
+ /* */
+ /* <Input> */
+ /* memory :: A handle to the memory manager. */
+ /* clazz :: Module class to destroy. */
+ /* */
+ typedef void
+ (*FT_Module_Destroyer)( FT_Memory memory,
+ FT_Module_Class* clazz );
+
+#endif
+
+ /*************************************************************************/
+ /* */
+ /* <Macro> */
+ /* FT_DECLARE_MODULE */
+ /* */
+ /* <Description> */
+ /* Used to create a forward declaration of a */
+ /* FT_Module_Class stract instance. */
+ /* */
+ /* <Macro> */
+ /* FT_DEFINE_MODULE */
+ /* */
+ /* <Description> */
+ /* Used to initialize an instance of FT_Module_Class struct. */
+ /* */
+ /* When FT_CONFIG_OPTION_PIC is defined a Create funtion will need */
+ /* to called with a pointer where the allocated stracture is returned.*/
+ /* And when it is no longer needed a Destroy function needs */
+ /* to be called to release that allocation. */
+ /* fcinit.c (ft_create_default_module_classes) already contains */
+ /* a mechanism to call these functions for the default modules */
+ /* described in ftmodule.h */
+ /* */
+ /* Notice that the created Create and Destroy functions call */
+ /* pic_init and pic_free function to allow you to manually allocate */
+ /* and initialize any additional global data, like module specific */
+ /* interface, and put them in the global pic container defined in */
+ /* ftpic.h. if you don't need them just implement the functions as */
+ /* empty to resolve the link error. Also the pic_init and pic_free */
+ /* functions should be declared in pic.h, to be referred by module */
+ /* definition calling FT_DEFINE_MODULE() in following. */
+ /* */
+ /* When FT_CONFIG_OPTION_PIC is not defined the struct will be */
+ /* allocated in the global scope (or the scope where the macro */
+ /* is used). */
+ /* */
+ /* <Macro> */
+ /* FT_DEFINE_ROOT_MODULE */
+ /* */
+ /* <Description> */
+ /* Used to initialize an instance of FT_Module_Class struct inside */
+ /* another stract that contains it or in a function that initializes */
+ /* that containing stract */
+ /* */
+#ifndef FT_CONFIG_OPTION_PIC
+
+#define FT_DECLARE_MODULE(class_) \
+ FT_CALLBACK_TABLE \
+ const FT_Module_Class class_; \
+
+#define FT_DEFINE_ROOT_MODULE(flags_, size_, name_, version_, requires_, \
+ interface_, init_, done_, get_interface_) \
+ { \
+ flags_, \
+ size_, \
+ \
+ name_, \
+ version_, \
+ requires_, \
+ \
+ interface_, \
+ \
+ init_, \
+ done_, \
+ get_interface_, \
+ },
+
+#define FT_DEFINE_MODULE(class_, flags_, size_, name_, version_, requires_, \
+ interface_, init_, done_, get_interface_) \
+ FT_CALLBACK_TABLE_DEF \
+ const FT_Module_Class class_ = \
+ { \
+ flags_, \
+ size_, \
+ \
+ name_, \
+ version_, \
+ requires_, \
+ \
+ interface_, \
+ \
+ init_, \
+ done_, \
+ get_interface_, \
+ };
+
+
+#else /* FT_CONFIG_OPTION_PIC */
+
+#define FT_DECLARE_MODULE(class_) \
+ FT_Error FT_Create_Class_##class_( FT_Library library, \
+ FT_Module_Class** output_class ); \
+ void FT_Destroy_Class_##class_( FT_Library library, \
+ FT_Module_Class* clazz );
+
+#define FT_DEFINE_ROOT_MODULE(flags_, size_, name_, version_, requires_, \
+ interface_, init_, done_, get_interface_) \
+ clazz->root.module_flags = flags_; \
+ clazz->root.module_size = size_; \
+ clazz->root.module_name = name_; \
+ clazz->root.module_version = version_; \
+ clazz->root.module_requires = requires_; \
+ \
+ clazz->root.module_interface = interface_; \
+ \
+ clazz->root.module_init = init_; \
+ clazz->root.module_done = done_; \
+ clazz->root.get_interface = get_interface_;
+
+#define FT_DEFINE_MODULE(class_, flags_, size_, name_, version_, requires_, \
+ interface_, init_, done_, get_interface_) \
+ \
+ void \
+ FT_Destroy_Class_##class_( FT_Library library, \
+ FT_Module_Class* clazz ) \
+ { \
+ FT_Memory memory = library->memory; \
+ class_##_pic_free( library ); \
+ if ( clazz ) \
+ FT_FREE( clazz ); \
+ } \
+ \
+ FT_Error \
+ FT_Create_Class_##class_( FT_Library library, \
+ FT_Module_Class** output_class ) \
+ { \
+ FT_Memory memory = library->memory; \
+ FT_Module_Class* clazz; \
+ FT_Error error; \
+ \
+ if ( FT_ALLOC( clazz, sizeof(*clazz) ) ) \
+ return error; \
+ error = class_##_pic_init( library ); \
+ if(error) \
+ { \
+ FT_FREE( clazz ); \
+ return error; \
+ } \
+ \
+ clazz->module_flags = flags_; \
+ clazz->module_size = size_; \
+ clazz->module_name = name_; \
+ clazz->module_version = version_; \
+ clazz->module_requires = requires_; \
+ \
+ clazz->module_interface = interface_; \
+ \
+ clazz->module_init = init_; \
+ clazz->module_done = done_; \
+ clazz->get_interface = get_interface_; \
+ \
+ *output_class = clazz; \
+ return FT_Err_Ok; \
+ }
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+
+FT_END_HEADER
+
+#endif /* __FTOBJS_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftpic.h */
+/* */
+/* The FreeType position independent code services (declaration). */
+/* */
+/* Copyright 2009 by */
+/* Oran Agra and Mickey Gabel. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+ /*************************************************************************/
+ /* */
+ /* Modules that ordinarily have const global data that need address */
+ /* can instead define pointers here. */
+ /* */
+ /*************************************************************************/
+
+
+#ifndef __FTPIC_H__
+#define __FTPIC_H__
+
+
+FT_BEGIN_HEADER
+
+#ifdef FT_CONFIG_OPTION_PIC
+
+ typedef struct FT_PIC_Container_
+ {
+ /* pic containers for base */
+ void* base;
+ /* pic containers for modules */
+ void* autofit;
+ void* cff;
+ void* pshinter;
+ void* psnames;
+ void* raster;
+ void* sfnt;
+ void* smooth;
+ void* truetype;
+ } FT_PIC_Container;
+
+ /* Initialize the various function tables, structs, etc. stored in the container. */
+ FT_BASE( FT_Error )
+ ft_pic_container_init( FT_Library library );
+
+
+ /* Destroy the contents of the container. */
+ FT_BASE( void )
+ ft_pic_container_destroy( FT_Library library );
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+ /* */
+
+FT_END_HEADER
+
+#endif /* __FTPIC_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftrfork.h */
+/* */
+/* Embedded resource forks accessor (specification). */
+/* */
+/* Copyright 2004, 2006, 2007 by */
+/* Masatake YAMATO and Redhat K.K. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/***************************************************************************/
+/* Development of the code in this file is support of */
+/* Information-technology Promotion Agency, Japan. */
+/***************************************************************************/
+
+
+#ifndef __FTRFORK_H__
+#define __FTRFORK_H__
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_OBJECTS_H
+
+
+FT_BEGIN_HEADER
+
+
+ /* Number of guessing rules supported in `FT_Raccess_Guess'. */
+ /* Don't forget to increment the number if you add a new guessing rule. */
+#define FT_RACCESS_N_RULES 9
+
+
+ /* A structure to describe a reference in a resource by its resource ID */
+ /* and internal offset. The `POST' resource expects to be concatenated */
+ /* by the order of resource IDs instead of its appearance in the file. */
+
+ typedef struct FT_RFork_Ref_
+ {
+ FT_UShort res_id;
+ FT_ULong offset;
+
+ } FT_RFork_Ref;
+
+#ifdef FT_CONFIG_OPTION_GUESSING_EMBEDDED_RFORK
+ typedef FT_Error
+ (*ft_raccess_guess_func)( FT_Library library,
+ FT_Stream stream,
+ char *base_file_name,
+ char **result_file_name,
+ FT_Long *result_offset );
+
+ typedef enum FT_RFork_Rule_ {
+ FT_RFork_Rule_invalid = -2,
+ FT_RFork_Rule_uknown, /* -1 */
+ FT_RFork_Rule_apple_double,
+ FT_RFork_Rule_apple_single,
+ FT_RFork_Rule_darwin_ufs_export,
+ FT_RFork_Rule_darwin_newvfs,
+ FT_RFork_Rule_darwin_hfsplus,
+ FT_RFork_Rule_vfat,
+ FT_RFork_Rule_linux_cap,
+ FT_RFork_Rule_linux_double,
+ FT_RFork_Rule_linux_netatalk
+ } FT_RFork_Rule;
+
+ /* For fast translation between rule index and rule type,
+ * the macros FT_RFORK_xxx should be kept consistent with
+ * the raccess_guess_funcs table
+ */
+ typedef struct ft_raccess_guess_rec_ {
+ ft_raccess_guess_func func;
+ FT_RFork_Rule type;
+ } ft_raccess_guess_rec;
+
+#ifndef FT_CONFIG_OPTION_PIC
+ /* this array is a storage in non-PIC mode, so ; is needed in END */
+#define CONST_FT_RFORK_RULE_ARRAY_BEGIN( name, type ) \
+ const type name[] = {
+#define CONST_FT_RFORK_RULE_ARRAY_ENTRY( func_suffix, type_suffix ) \
+ { raccess_guess_##func_suffix, FT_RFork_Rule_##type_suffix },
+#define CONST_FT_RFORK_RULE_ARRAY_END };
+#else /* FT_CONFIG_OPTION_PIC */
+ /* this array is a function in PIC mode, so no ; is needed in END */
+#define CONST_FT_RFORK_RULE_ARRAY_BEGIN( name, type ) \
+ void FT_Init_##name ( type* storage ) { \
+ type *local = storage; \
+ int i = 0;
+#define CONST_FT_RFORK_RULE_ARRAY_ENTRY( func_suffix, type_suffix ) \
+ local[i].func = raccess_guess_##func_suffix; \
+ local[i].type = FT_RFork_Rule_##type_suffix; \
+ i++;
+#define CONST_FT_RFORK_RULE_ARRAY_END }
+#endif /* FT_CONFIG_OPTION_PIC */
+#endif /* FT_CONFIG_OPTION_GUESSING_EMBEDDED_RFORK */
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Raccess_Guess */
+ /* */
+ /* <Description> */
+ /* Guess a file name and offset where the actual resource fork is */
+ /* stored. The macro FT_RACCESS_N_RULES holds the number of */
+ /* guessing rules; the guessed result for the Nth rule is */
+ /* represented as a triplet: a new file name (new_names[N]), a file */
+ /* offset (offsets[N]), and an error code (errors[N]). */
+ /* */
+ /* <Input> */
+ /* library :: */
+ /* A FreeType library instance. */
+ /* */
+ /* stream :: */
+ /* A file stream containing the resource fork. */
+ /* */
+ /* base_name :: */
+ /* The (base) file name of the resource fork used for some */
+ /* guessing rules. */
+ /* */
+ /* <Output> */
+ /* new_names :: */
+ /* An array of guessed file names in which the resource forks may */
+ /* exist. If `new_names[N]' is NULL, the guessed file name is */
+ /* equal to `base_name'. */
+ /* */
+ /* offsets :: */
+ /* An array of guessed file offsets. `offsets[N]' holds the file */
+ /* offset of the possible start of the resource fork in file */
+ /* `new_names[N]'. */
+ /* */
+ /* errors :: */
+ /* An array of FreeType error codes. `errors[N]' is the error */
+ /* code of Nth guessing rule function. If `errors[N]' is not */
+ /* FT_Err_Ok, `new_names[N]' and `offsets[N]' are meaningless. */
+ /* */
+ FT_BASE( void )
+ FT_Raccess_Guess( FT_Library library,
+ FT_Stream stream,
+ char* base_name,
+ char** new_names,
+ FT_Long* offsets,
+ FT_Error* errors );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Raccess_Get_HeaderInfo */
+ /* */
+ /* <Description> */
+ /* Get the information from the header of resource fork. The */
+ /* information includes the file offset where the resource map */
+ /* starts, and the file offset where the resource data starts. */
+ /* `FT_Raccess_Get_DataOffsets' requires these two data. */
+ /* */
+ /* <Input> */
+ /* library :: */
+ /* A FreeType library instance. */
+ /* */
+ /* stream :: */
+ /* A file stream containing the resource fork. */
+ /* */
+ /* rfork_offset :: */
+ /* The file offset where the resource fork starts. */
+ /* */
+ /* <Output> */
+ /* map_offset :: */
+ /* The file offset where the resource map starts. */
+ /* */
+ /* rdata_pos :: */
+ /* The file offset where the resource data starts. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. FT_Err_Ok means success. */
+ /* */
+ FT_BASE( FT_Error )
+ FT_Raccess_Get_HeaderInfo( FT_Library library,
+ FT_Stream stream,
+ FT_Long rfork_offset,
+ FT_Long *map_offset,
+ FT_Long *rdata_pos );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Raccess_Get_DataOffsets */
+ /* */
+ /* <Description> */
+ /* Get the data offsets for a tag in a resource fork. Offsets are */
+ /* stored in an array because, in some cases, resources in a resource */
+ /* fork have the same tag. */
+ /* */
+ /* <Input> */
+ /* library :: */
+ /* A FreeType library instance. */
+ /* */
+ /* stream :: */
+ /* A file stream containing the resource fork. */
+ /* */
+ /* map_offset :: */
+ /* The file offset where the resource map starts. */
+ /* */
+ /* rdata_pos :: */
+ /* The file offset where the resource data starts. */
+ /* */
+ /* tag :: */
+ /* The resource tag. */
+ /* */
+ /* <Output> */
+ /* offsets :: */
+ /* The stream offsets for the resource data specified by `tag'. */
+ /* This array is allocated by the function, so you have to call */
+ /* @ft_mem_free after use. */
+ /* */
+ /* count :: */
+ /* The length of offsets array. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. FT_Err_Ok means success. */
+ /* */
+ /* <Note> */
+ /* Normally you should use `FT_Raccess_Get_HeaderInfo' to get the */
+ /* value for `map_offset' and `rdata_pos'. */
+ /* */
+ FT_BASE( FT_Error )
+ FT_Raccess_Get_DataOffsets( FT_Library library,
+ FT_Stream stream,
+ FT_Long map_offset,
+ FT_Long rdata_pos,
+ FT_Long tag,
+ FT_Long **offsets,
+ FT_Long *count );
+
+
+FT_END_HEADER
+
+#endif /* __FTRFORK_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftserv.h */
+/* */
+/* The FreeType services (specification only). */
+/* */
+/* Copyright 2003-2007, 2009, 2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+ /*************************************************************************/
+ /* */
+ /* Each module can export one or more `services'. Each service is */
+ /* identified by a constant string and modeled by a pointer; the latter */
+ /* generally corresponds to a structure containing function pointers. */
+ /* */
+ /* Note that a service's data cannot be a mere function pointer because */
+ /* in C it is possible that function pointers might be implemented */
+ /* differently than data pointers (e.g. 48 bits instead of 32). */
+ /* */
+ /*************************************************************************/
+
+
+#ifndef __FTSERV_H__
+#define __FTSERV_H__
+
+
+FT_BEGIN_HEADER
+
+#if defined( _MSC_VER ) /* Visual C++ (and Intel C++) */
+
+ /* we disable the warning `conditional expression is constant' here */
+ /* in order to compile cleanly with the maximum level of warnings */
+#pragma warning( disable : 4127 )
+
+#endif /* _MSC_VER */
+
+ /*
+ * @macro:
+ * FT_FACE_FIND_SERVICE
+ *
+ * @description:
+ * This macro is used to look up a service from a face's driver module.
+ *
+ * @input:
+ * face ::
+ * The source face handle.
+ *
+ * id ::
+ * A string describing the service as defined in the service's
+ * header files (e.g. FT_SERVICE_ID_MULTI_MASTERS which expands to
+ * `multi-masters'). It is automatically prefixed with
+ * `FT_SERVICE_ID_'.
+ *
+ * @output:
+ * ptr ::
+ * A variable that receives the service pointer. Will be NULL
+ * if not found.
+ */
+#ifdef __cplusplus
+
+#define FT_FACE_FIND_SERVICE( face, ptr, id ) \
+ FT_BEGIN_STMNT \
+ FT_Module module = FT_MODULE( FT_FACE( face )->driver ); \
+ FT_Pointer _tmp_ = NULL; \
+ FT_Pointer* _pptr_ = (FT_Pointer*)&(ptr); \
+ \
+ \
+ if ( module->clazz->get_interface ) \
+ _tmp_ = module->clazz->get_interface( module, FT_SERVICE_ID_ ## id ); \
+ *_pptr_ = _tmp_; \
+ FT_END_STMNT
+
+#else /* !C++ */
+
+#define FT_FACE_FIND_SERVICE( face, ptr, id ) \
+ FT_BEGIN_STMNT \
+ FT_Module module = FT_MODULE( FT_FACE( face )->driver ); \
+ FT_Pointer _tmp_ = NULL; \
+ \
+ if ( module->clazz->get_interface ) \
+ _tmp_ = module->clazz->get_interface( module, FT_SERVICE_ID_ ## id ); \
+ ptr = _tmp_; \
+ FT_END_STMNT
+
+#endif /* !C++ */
+
+ /*
+ * @macro:
+ * FT_FACE_FIND_GLOBAL_SERVICE
+ *
+ * @description:
+ * This macro is used to look up a service from all modules.
+ *
+ * @input:
+ * face ::
+ * The source face handle.
+ *
+ * id ::
+ * A string describing the service as defined in the service's
+ * header files (e.g. FT_SERVICE_ID_MULTI_MASTERS which expands to
+ * `multi-masters'). It is automatically prefixed with
+ * `FT_SERVICE_ID_'.
+ *
+ * @output:
+ * ptr ::
+ * A variable that receives the service pointer. Will be NULL
+ * if not found.
+ */
+#ifdef __cplusplus
+
+#define FT_FACE_FIND_GLOBAL_SERVICE( face, ptr, id ) \
+ FT_BEGIN_STMNT \
+ FT_Module module = FT_MODULE( FT_FACE( face )->driver ); \
+ FT_Pointer _tmp_; \
+ FT_Pointer* _pptr_ = (FT_Pointer*)&(ptr); \
+ \
+ \
+ _tmp_ = ft_module_get_service( module, FT_SERVICE_ID_ ## id ); \
+ *_pptr_ = _tmp_; \
+ FT_END_STMNT
+
+#else /* !C++ */
+
+#define FT_FACE_FIND_GLOBAL_SERVICE( face, ptr, id ) \
+ FT_BEGIN_STMNT \
+ FT_Module module = FT_MODULE( FT_FACE( face )->driver ); \
+ FT_Pointer _tmp_; \
+ \
+ \
+ _tmp_ = ft_module_get_service( module, FT_SERVICE_ID_ ## id ); \
+ ptr = _tmp_; \
+ FT_END_STMNT
+
+#endif /* !C++ */
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** S E R V I C E D E S C R I P T O R S *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /*
+ * The following structure is used to _describe_ a given service
+ * to the library. This is useful to build simple static service lists.
+ */
+ typedef struct FT_ServiceDescRec_
+ {
+ const char* serv_id; /* service name */
+ const void* serv_data; /* service pointer/data */
+
+ } FT_ServiceDescRec;
+
+ typedef const FT_ServiceDescRec* FT_ServiceDesc;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Macro> */
+ /* FT_DEFINE_SERVICEDESCREC1 .. FT_DEFINE_SERVICEDESCREC6 */
+ /* */
+ /* <Description> */
+ /* Used to initialize an array of FT_ServiceDescRec structures. */
+ /* */
+ /* When FT_CONFIG_OPTION_PIC is defined a `create' function needs to */
+ /* be called with a pointer to return an allocated array. As soon as */
+ /* it is no longer needed, a `destroy' function needs to be called to */
+ /* release that allocation. */
+ /* */
+ /* These functions should be manually called from the `pic_init' and */
+ /* `pic_free' functions of your module (see FT_DEFINE_MODULE). */
+ /* */
+ /* When FT_CONFIG_OPTION_PIC is not defined the array will be */
+ /* allocated in the global scope (or the scope where the macro is */
+ /* used). */
+ /* */
+#ifndef FT_CONFIG_OPTION_PIC
+
+#define FT_DEFINE_SERVICEDESCREC1( class_, \
+ serv_id_1, serv_data_1 ) \
+ static const FT_ServiceDescRec class_[] = \
+ { \
+ { serv_id_1, serv_data_1 }, \
+ { NULL, NULL } \
+ };
+
+#define FT_DEFINE_SERVICEDESCREC2( class_, \
+ serv_id_1, serv_data_1, \
+ serv_id_2, serv_data_2 ) \
+ static const FT_ServiceDescRec class_[] = \
+ { \
+ { serv_id_1, serv_data_1 }, \
+ { serv_id_2, serv_data_2 }, \
+ { NULL, NULL } \
+ };
+
+#define FT_DEFINE_SERVICEDESCREC3( class_, \
+ serv_id_1, serv_data_1, \
+ serv_id_2, serv_data_2, \
+ serv_id_3, serv_data_3 ) \
+ static const FT_ServiceDescRec class_[] = \
+ { \
+ { serv_id_1, serv_data_1 }, \
+ { serv_id_2, serv_data_2 }, \
+ { serv_id_3, serv_data_3 }, \
+ { NULL, NULL } \
+ };
+
+#define FT_DEFINE_SERVICEDESCREC4( class_, \
+ serv_id_1, serv_data_1, \
+ serv_id_2, serv_data_2, \
+ serv_id_3, serv_data_3, \
+ serv_id_4, serv_data_4 ) \
+ static const FT_ServiceDescRec class_[] = \
+ { \
+ { serv_id_1, serv_data_1 }, \
+ { serv_id_2, serv_data_2 }, \
+ { serv_id_3, serv_data_3 }, \
+ { serv_id_4, serv_data_4 }, \
+ { NULL, NULL } \
+ };
+
+#define FT_DEFINE_SERVICEDESCREC5( class_, \
+ serv_id_1, serv_data_1, \
+ serv_id_2, serv_data_2, \
+ serv_id_3, serv_data_3, \
+ serv_id_4, serv_data_4, \
+ serv_id_5, serv_data_5 ) \
+ static const FT_ServiceDescRec class_[] = \
+ { \
+ { serv_id_1, serv_data_1 }, \
+ { serv_id_2, serv_data_2 }, \
+ { serv_id_3, serv_data_3 }, \
+ { serv_id_4, serv_data_4 }, \
+ { serv_id_5, serv_data_5 }, \
+ { NULL, NULL } \
+ };
+
+#define FT_DEFINE_SERVICEDESCREC6( class_, \
+ serv_id_1, serv_data_1, \
+ serv_id_2, serv_data_2, \
+ serv_id_3, serv_data_3, \
+ serv_id_4, serv_data_4, \
+ serv_id_5, serv_data_5, \
+ serv_id_6, serv_data_6 ) \
+ static const FT_ServiceDescRec class_[] = \
+ { \
+ { serv_id_1, serv_data_1 }, \
+ { serv_id_2, serv_data_2 }, \
+ { serv_id_3, serv_data_3 }, \
+ { serv_id_4, serv_data_4 }, \
+ { serv_id_5, serv_data_5 }, \
+ { serv_id_6, serv_data_6 }, \
+ { NULL, NULL } \
+ };
+
+#else /* FT_CONFIG_OPTION_PIC */
+
+#define FT_DEFINE_SERVICEDESCREC1( class_, \
+ serv_id_1, serv_data_1 ) \
+ void \
+ FT_Destroy_Class_ ## class_( FT_Library library, \
+ FT_ServiceDescRec* clazz ) \
+ { \
+ FT_Memory memory = library->memory; \
+ \
+ \
+ if ( clazz ) \
+ FT_FREE( clazz ); \
+ } \
+ \
+ FT_Error \
+ FT_Create_Class_ ## class_( FT_Library library, \
+ FT_ServiceDescRec** output_class ) \
+ { \
+ FT_ServiceDescRec* clazz; \
+ FT_Error error; \
+ FT_Memory memory = library->memory; \
+ \
+ \
+ if ( FT_ALLOC( clazz, sizeof ( *clazz ) * 2 ) ) \
+ return error; \
+ \
+ clazz[0].serv_id = serv_id_1; \
+ clazz[0].serv_data = serv_data_1; \
+ clazz[1].serv_id = NULL; \
+ clazz[1].serv_data = NULL; \
+ \
+ *output_class = clazz; \
+ \
+ return FT_Err_Ok; \
+ }
+
+#define FT_DEFINE_SERVICEDESCREC2( class_, \
+ serv_id_1, serv_data_1, \
+ serv_id_2, serv_data_2 ) \
+ void \
+ FT_Destroy_Class_ ## class_( FT_Library library, \
+ FT_ServiceDescRec* clazz ) \
+ { \
+ FT_Memory memory = library->memory; \
+ \
+ \
+ if ( clazz ) \
+ FT_FREE( clazz ); \
+ } \
+ \
+ FT_Error \
+ FT_Create_Class_ ## class_( FT_Library library, \
+ FT_ServiceDescRec** output_class ) \
+ { \
+ FT_ServiceDescRec* clazz; \
+ FT_Error error; \
+ FT_Memory memory = library->memory; \
+ \
+ \
+ if ( FT_ALLOC( clazz, sizeof ( *clazz ) * 3 ) ) \
+ return error; \
+ \
+ clazz[0].serv_id = serv_id_1; \
+ clazz[0].serv_data = serv_data_1; \
+ clazz[1].serv_id = serv_id_2; \
+ clazz[1].serv_data = serv_data_2; \
+ clazz[2].serv_id = NULL; \
+ clazz[2].serv_data = NULL; \
+ \
+ *output_class = clazz; \
+ \
+ return FT_Err_Ok; \
+ }
+
+#define FT_DEFINE_SERVICEDESCREC3( class_, \
+ serv_id_1, serv_data_1, \
+ serv_id_2, serv_data_2, \
+ serv_id_3, serv_data_3 ) \
+ void \
+ FT_Destroy_Class_ ## class_( FT_Library library, \
+ FT_ServiceDescRec* clazz ) \
+ { \
+ FT_Memory memory = library->memory; \
+ \
+ \
+ if ( clazz ) \
+ FT_FREE( clazz ); \
+ } \
+ \
+ FT_Error \
+ FT_Create_Class_ ## class_( FT_Library library, \
+ FT_ServiceDescRec** output_class ) \
+ { \
+ FT_ServiceDescRec* clazz; \
+ FT_Error error; \
+ FT_Memory memory = library->memory; \
+ \
+ \
+ if ( FT_ALLOC( clazz, sizeof ( *clazz ) * 4 ) ) \
+ return error; \
+ \
+ clazz[0].serv_id = serv_id_1; \
+ clazz[0].serv_data = serv_data_1; \
+ clazz[1].serv_id = serv_id_2; \
+ clazz[1].serv_data = serv_data_2; \
+ clazz[2].serv_id = serv_id_3; \
+ clazz[2].serv_data = serv_data_3; \
+ clazz[3].serv_id = NULL; \
+ clazz[3].serv_data = NULL; \
+ \
+ *output_class = clazz; \
+ \
+ return FT_Err_Ok; \
+ }
+
+#define FT_DEFINE_SERVICEDESCREC4( class_, \
+ serv_id_1, serv_data_1, \
+ serv_id_2, serv_data_2, \
+ serv_id_3, serv_data_3, \
+ serv_id_4, serv_data_4 ) \
+ void \
+ FT_Destroy_Class_ ## class_( FT_Library library, \
+ FT_ServiceDescRec* clazz ) \
+ { \
+ FT_Memory memory = library->memory; \
+ \
+ \
+ if ( clazz ) \
+ FT_FREE( clazz ); \
+ } \
+ \
+ FT_Error \
+ FT_Create_Class_ ## class_( FT_Library library, \
+ FT_ServiceDescRec** output_class ) \
+ { \
+ FT_ServiceDescRec* clazz; \
+ FT_Error error; \
+ FT_Memory memory = library->memory; \
+ \
+ \
+ if ( FT_ALLOC( clazz, sizeof ( *clazz ) * 5 ) ) \
+ return error; \
+ \
+ clazz[0].serv_id = serv_id_1; \
+ clazz[0].serv_data = serv_data_1; \
+ clazz[1].serv_id = serv_id_2; \
+ clazz[1].serv_data = serv_data_2; \
+ clazz[2].serv_id = serv_id_3; \
+ clazz[2].serv_data = serv_data_3; \
+ clazz[3].serv_id = serv_id_4; \
+ clazz[3].serv_data = serv_data_4; \
+ clazz[4].serv_id = NULL; \
+ clazz[4].serv_data = NULL; \
+ \
+ *output_class = clazz; \
+ \
+ return FT_Err_Ok; \
+ }
+
+#define FT_DEFINE_SERVICEDESCREC5( class_, \
+ serv_id_1, serv_data_1, \
+ serv_id_2, serv_data_2, \
+ serv_id_3, serv_data_3, \
+ serv_id_4, serv_data_4, \
+ serv_id_5, serv_data_5 ) \
+ void \
+ FT_Destroy_Class_ ## class_( FT_Library library, \
+ FT_ServiceDescRec* clazz ) \
+ { \
+ FT_Memory memory = library->memory; \
+ \
+ \
+ if ( clazz ) \
+ FT_FREE( clazz ); \
+ } \
+ \
+ FT_Error \
+ FT_Create_Class_ ## class_( FT_Library library, \
+ FT_ServiceDescRec** output_class ) \
+ { \
+ FT_ServiceDescRec* clazz; \
+ FT_Error error; \
+ FT_Memory memory = library->memory; \
+ \
+ \
+ if ( FT_ALLOC( clazz, sizeof ( *clazz ) * 6 ) ) \
+ return error; \
+ \
+ clazz[0].serv_id = serv_id_1; \
+ clazz[0].serv_data = serv_data_1; \
+ clazz[1].serv_id = serv_id_2; \
+ clazz[1].serv_data = serv_data_2; \
+ clazz[2].serv_id = serv_id_3; \
+ clazz[2].serv_data = serv_data_3; \
+ clazz[3].serv_id = serv_id_4; \
+ clazz[3].serv_data = serv_data_4; \
+ clazz[4].serv_id = serv_id_5; \
+ clazz[4].serv_data = serv_data_5; \
+ clazz[5].serv_id = NULL; \
+ clazz[5].serv_data = NULL; \
+ \
+ *output_class = clazz; \
+ \
+ return FT_Err_Ok; \
+ }
+
+#define FT_DEFINE_SERVICEDESCREC6( class_, \
+ serv_id_1, serv_data_1, \
+ serv_id_2, serv_data_2, \
+ serv_id_3, serv_data_3, \
+ serv_id_4, serv_data_4, \
+ serv_id_5, serv_data_5, \
+ serv_id_6, serv_data_6 ) \
+ void \
+ FT_Destroy_Class_ ## class_( FT_Library library, \
+ FT_ServiceDescRec* clazz ) \
+ { \
+ FT_Memory memory = library->memory; \
+ \
+ \
+ if ( clazz ) \
+ FT_FREE( clazz ); \
+ } \
+ \
+ FT_Error \
+ FT_Create_Class_ ## class_( FT_Library library, \
+ FT_ServiceDescRec** output_class) \
+ { \
+ FT_ServiceDescRec* clazz; \
+ FT_Error error; \
+ FT_Memory memory = library->memory; \
+ \
+ \
+ if ( FT_ALLOC( clazz, sizeof ( *clazz ) * 7 ) ) \
+ return error; \
+ \
+ clazz[0].serv_id = serv_id_1; \
+ clazz[0].serv_data = serv_data_1; \
+ clazz[1].serv_id = serv_id_2; \
+ clazz[1].serv_data = serv_data_2; \
+ clazz[2].serv_id = serv_id_3; \
+ clazz[2].serv_data = serv_data_3; \
+ clazz[3].serv_id = serv_id_4; \
+ clazz[3].serv_data = serv_data_4; \
+ clazz[4].serv_id = serv_id_5; \
+ clazz[4].serv_data = serv_data_5; \
+ clazz[5].serv_id = serv_id_6; \
+ clazz[5].serv_data = serv_data_6; \
+ clazz[6].serv_id = NULL; \
+ clazz[6].serv_data = NULL; \
+ \
+ *output_class = clazz; \
+ \
+ return FT_Err_Ok; \
+ }
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+
+ /*
+ * Parse a list of FT_ServiceDescRec descriptors and look for
+ * a specific service by ID. Note that the last element in the
+ * array must be { NULL, NULL }, and that the function should
+ * return NULL if the service isn't available.
+ *
+ * This function can be used by modules to implement their
+ * `get_service' method.
+ */
+ FT_BASE( FT_Pointer )
+ ft_service_list_lookup( FT_ServiceDesc service_descriptors,
+ const char* service_id );
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** S E R V I C E S C A C H E *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /*
+ * This structure is used to store a cache for several frequently used
+ * services. It is the type of `face->internal->services'. You
+ * should only use FT_FACE_LOOKUP_SERVICE to access it.
+ *
+ * All fields should have the type FT_Pointer to relax compilation
+ * dependencies. We assume the developer isn't completely stupid.
+ *
+ * Each field must be named `service_XXXX' where `XXX' corresponds to
+ * the correct FT_SERVICE_ID_XXXX macro. See the definition of
+ * FT_FACE_LOOKUP_SERVICE below how this is implemented.
+ *
+ */
+ typedef struct FT_ServiceCacheRec_
+ {
+ FT_Pointer service_POSTSCRIPT_FONT_NAME;
+ FT_Pointer service_MULTI_MASTERS;
+ FT_Pointer service_GLYPH_DICT;
+ FT_Pointer service_PFR_METRICS;
+ FT_Pointer service_WINFNT;
+
+ } FT_ServiceCacheRec, *FT_ServiceCache;
+
+
+ /*
+ * A magic number used within the services cache.
+ */
+#define FT_SERVICE_UNAVAILABLE ((FT_Pointer)-2) /* magic number */
+
+
+ /*
+ * @macro:
+ * FT_FACE_LOOKUP_SERVICE
+ *
+ * @description:
+ * This macro is used to lookup a service from a face's driver module
+ * using its cache.
+ *
+ * @input:
+ * face::
+ * The source face handle containing the cache.
+ *
+ * field ::
+ * The field name in the cache.
+ *
+ * id ::
+ * The service ID.
+ *
+ * @output:
+ * ptr ::
+ * A variable receiving the service data. NULL if not available.
+ */
+#ifdef __cplusplus
+
+#define FT_FACE_LOOKUP_SERVICE( face, ptr, id ) \
+ FT_BEGIN_STMNT \
+ FT_Pointer svc; \
+ FT_Pointer* Pptr = (FT_Pointer*)&(ptr); \
+ \
+ \
+ svc = FT_FACE( face )->internal->services. service_ ## id; \
+ if ( svc == FT_SERVICE_UNAVAILABLE ) \
+ svc = NULL; \
+ else if ( svc == NULL ) \
+ { \
+ FT_FACE_FIND_SERVICE( face, svc, id ); \
+ \
+ FT_FACE( face )->internal->services. service_ ## id = \
+ (FT_Pointer)( svc != NULL ? svc \
+ : FT_SERVICE_UNAVAILABLE ); \
+ } \
+ *Pptr = svc; \
+ FT_END_STMNT
+
+#else /* !C++ */
+
+#define FT_FACE_LOOKUP_SERVICE( face, ptr, id ) \
+ FT_BEGIN_STMNT \
+ FT_Pointer svc; \
+ \
+ \
+ svc = FT_FACE( face )->internal->services. service_ ## id; \
+ if ( svc == FT_SERVICE_UNAVAILABLE ) \
+ svc = NULL; \
+ else if ( svc == NULL ) \
+ { \
+ FT_FACE_FIND_SERVICE( face, svc, id ); \
+ \
+ FT_FACE( face )->internal->services. service_ ## id = \
+ (FT_Pointer)( svc != NULL ? svc \
+ : FT_SERVICE_UNAVAILABLE ); \
+ } \
+ ptr = svc; \
+ FT_END_STMNT
+
+#endif /* !C++ */
+
+ /*
+ * A macro used to define new service structure types.
+ */
+
+#define FT_DEFINE_SERVICE( name ) \
+ typedef struct FT_Service_ ## name ## Rec_ \
+ FT_Service_ ## name ## Rec ; \
+ typedef struct FT_Service_ ## name ## Rec_ \
+ const * FT_Service_ ## name ; \
+ struct FT_Service_ ## name ## Rec_
+
+ /* */
+
+ /*
+ * The header files containing the services.
+ */
+
+#define FT_SERVICE_BDF_H <freetype/internal/services/svbdf.h>
+#define FT_SERVICE_CID_H <freetype/internal/services/svcid.h>
+#define FT_SERVICE_GLYPH_DICT_H <freetype/internal/services/svgldict.h>
+#define FT_SERVICE_GX_VALIDATE_H <freetype/internal/services/svgxval.h>
+#define FT_SERVICE_KERNING_H <freetype/internal/services/svkern.h>
+#define FT_SERVICE_MULTIPLE_MASTERS_H <freetype/internal/services/svmm.h>
+#define FT_SERVICE_OPENTYPE_VALIDATE_H <freetype/internal/services/svotval.h>
+#define FT_SERVICE_PFR_H <freetype/internal/services/svpfr.h>
+#define FT_SERVICE_POSTSCRIPT_CMAPS_H <freetype/internal/services/svpscmap.h>
+#define FT_SERVICE_POSTSCRIPT_INFO_H <freetype/internal/services/svpsinfo.h>
+#define FT_SERVICE_POSTSCRIPT_NAME_H <freetype/internal/services/svpostnm.h>
+#define FT_SERVICE_SFNT_H <freetype/internal/services/svsfnt.h>
+#define FT_SERVICE_TRUETYPE_ENGINE_H <freetype/internal/services/svtteng.h>
+#define FT_SERVICE_TT_CMAP_H <freetype/internal/services/svttcmap.h>
+#define FT_SERVICE_WINFNT_H <freetype/internal/services/svwinfnt.h>
+#define FT_SERVICE_XFREE86_NAME_H <freetype/internal/services/svxf86nm.h>
+#define FT_SERVICE_TRUETYPE_GLYF_H <freetype/internal/services/svttglyf.h>
+
+ /* */
+
+FT_END_HEADER
+
+#endif /* __FTSERV_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftstream.h */
+/* */
+/* Stream handling (specification). */
+/* */
+/* Copyright 1996-2002, 2004-2006, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTSTREAM_H__
+#define __FTSTREAM_H__
+
+
+#include <ft2build.h>
+#include FT_SYSTEM_H
+#include FT_INTERNAL_OBJECTS_H
+
+
+FT_BEGIN_HEADER
+
+
+ /* format of an 8-bit frame_op value: */
+ /* */
+ /* bit 76543210 */
+ /* xxxxxxes */
+ /* */
+ /* s is set to 1 if the value is signed. */
+ /* e is set to 1 if the value is little-endian. */
+ /* xxx is a command. */
+
+#define FT_FRAME_OP_SHIFT 2
+#define FT_FRAME_OP_SIGNED 1
+#define FT_FRAME_OP_LITTLE 2
+#define FT_FRAME_OP_COMMAND( x ) ( x >> FT_FRAME_OP_SHIFT )
+
+#define FT_MAKE_FRAME_OP( command, little, sign ) \
+ ( ( command << FT_FRAME_OP_SHIFT ) | ( little << 1 ) | sign )
+
+#define FT_FRAME_OP_END 0
+#define FT_FRAME_OP_START 1 /* start a new frame */
+#define FT_FRAME_OP_BYTE 2 /* read 1-byte value */
+#define FT_FRAME_OP_SHORT 3 /* read 2-byte value */
+#define FT_FRAME_OP_LONG 4 /* read 4-byte value */
+#define FT_FRAME_OP_OFF3 5 /* read 3-byte value */
+#define FT_FRAME_OP_BYTES 6 /* read a bytes sequence */
+
+
+ typedef enum FT_Frame_Op_
+ {
+ ft_frame_end = 0,
+ ft_frame_start = FT_MAKE_FRAME_OP( FT_FRAME_OP_START, 0, 0 ),
+
+ ft_frame_byte = FT_MAKE_FRAME_OP( FT_FRAME_OP_BYTE, 0, 0 ),
+ ft_frame_schar = FT_MAKE_FRAME_OP( FT_FRAME_OP_BYTE, 0, 1 ),
+
+ ft_frame_ushort_be = FT_MAKE_FRAME_OP( FT_FRAME_OP_SHORT, 0, 0 ),
+ ft_frame_short_be = FT_MAKE_FRAME_OP( FT_FRAME_OP_SHORT, 0, 1 ),
+ ft_frame_ushort_le = FT_MAKE_FRAME_OP( FT_FRAME_OP_SHORT, 1, 0 ),
+ ft_frame_short_le = FT_MAKE_FRAME_OP( FT_FRAME_OP_SHORT, 1, 1 ),
+
+ ft_frame_ulong_be = FT_MAKE_FRAME_OP( FT_FRAME_OP_LONG, 0, 0 ),
+ ft_frame_long_be = FT_MAKE_FRAME_OP( FT_FRAME_OP_LONG, 0, 1 ),
+ ft_frame_ulong_le = FT_MAKE_FRAME_OP( FT_FRAME_OP_LONG, 1, 0 ),
+ ft_frame_long_le = FT_MAKE_FRAME_OP( FT_FRAME_OP_LONG, 1, 1 ),
+
+ ft_frame_uoff3_be = FT_MAKE_FRAME_OP( FT_FRAME_OP_OFF3, 0, 0 ),
+ ft_frame_off3_be = FT_MAKE_FRAME_OP( FT_FRAME_OP_OFF3, 0, 1 ),
+ ft_frame_uoff3_le = FT_MAKE_FRAME_OP( FT_FRAME_OP_OFF3, 1, 0 ),
+ ft_frame_off3_le = FT_MAKE_FRAME_OP( FT_FRAME_OP_OFF3, 1, 1 ),
+
+ ft_frame_bytes = FT_MAKE_FRAME_OP( FT_FRAME_OP_BYTES, 0, 0 ),
+ ft_frame_skip = FT_MAKE_FRAME_OP( FT_FRAME_OP_BYTES, 0, 1 )
+
+ } FT_Frame_Op;
+
+
+ typedef struct FT_Frame_Field_
+ {
+ FT_Byte value;
+ FT_Byte size;
+ FT_UShort offset;
+
+ } FT_Frame_Field;
+
+
+ /* Construct an FT_Frame_Field out of a structure type and a field name. */
+ /* The structure type must be set in the FT_STRUCTURE macro before */
+ /* calling the FT_FRAME_START() macro. */
+ /* */
+#define FT_FIELD_SIZE( f ) \
+ (FT_Byte)sizeof ( ((FT_STRUCTURE*)0)->f )
+
+#define FT_FIELD_SIZE_DELTA( f ) \
+ (FT_Byte)sizeof ( ((FT_STRUCTURE*)0)->f[0] )
+
+#define FT_FIELD_OFFSET( f ) \
+ (FT_UShort)( offsetof( FT_STRUCTURE, f ) )
+
+#define FT_FRAME_FIELD( frame_op, field ) \
+ { \
+ frame_op, \
+ FT_FIELD_SIZE( field ), \
+ FT_FIELD_OFFSET( field ) \
+ }
+
+#define FT_MAKE_EMPTY_FIELD( frame_op ) { frame_op, 0, 0 }
+
+#define FT_FRAME_START( size ) { ft_frame_start, 0, size }
+#define FT_FRAME_END { ft_frame_end, 0, 0 }
+
+#define FT_FRAME_LONG( f ) FT_FRAME_FIELD( ft_frame_long_be, f )
+#define FT_FRAME_ULONG( f ) FT_FRAME_FIELD( ft_frame_ulong_be, f )
+#define FT_FRAME_SHORT( f ) FT_FRAME_FIELD( ft_frame_short_be, f )
+#define FT_FRAME_USHORT( f ) FT_FRAME_FIELD( ft_frame_ushort_be, f )
+#define FT_FRAME_OFF3( f ) FT_FRAME_FIELD( ft_frame_off3_be, f )
+#define FT_FRAME_UOFF3( f ) FT_FRAME_FIELD( ft_frame_uoff3_be, f )
+#define FT_FRAME_BYTE( f ) FT_FRAME_FIELD( ft_frame_byte, f )
+#define FT_FRAME_CHAR( f ) FT_FRAME_FIELD( ft_frame_schar, f )
+
+#define FT_FRAME_LONG_LE( f ) FT_FRAME_FIELD( ft_frame_long_le, f )
+#define FT_FRAME_ULONG_LE( f ) FT_FRAME_FIELD( ft_frame_ulong_le, f )
+#define FT_FRAME_SHORT_LE( f ) FT_FRAME_FIELD( ft_frame_short_le, f )
+#define FT_FRAME_USHORT_LE( f ) FT_FRAME_FIELD( ft_frame_ushort_le, f )
+#define FT_FRAME_OFF3_LE( f ) FT_FRAME_FIELD( ft_frame_off3_le, f )
+#define FT_FRAME_UOFF3_LE( f ) FT_FRAME_FIELD( ft_frame_uoff3_le, f )
+
+#define FT_FRAME_SKIP_LONG { ft_frame_long_be, 0, 0 }
+#define FT_FRAME_SKIP_SHORT { ft_frame_short_be, 0, 0 }
+#define FT_FRAME_SKIP_BYTE { ft_frame_byte, 0, 0 }
+
+#define FT_FRAME_BYTES( field, count ) \
+ { \
+ ft_frame_bytes, \
+ count, \
+ FT_FIELD_OFFSET( field ) \
+ }
+
+#define FT_FRAME_SKIP_BYTES( count ) { ft_frame_skip, count, 0 }
+
+
+ /*************************************************************************/
+ /* */
+ /* Integer extraction macros -- the `buffer' parameter must ALWAYS be of */
+ /* type `char*' or equivalent (1-byte elements). */
+ /* */
+
+#define FT_BYTE_( p, i ) ( ((const FT_Byte*)(p))[(i)] )
+#define FT_INT8_( p, i ) ( ((const FT_Char*)(p))[(i)] )
+
+#define FT_INT16( x ) ( (FT_Int16)(x) )
+#define FT_UINT16( x ) ( (FT_UInt16)(x) )
+#define FT_INT32( x ) ( (FT_Int32)(x) )
+#define FT_UINT32( x ) ( (FT_UInt32)(x) )
+
+#define FT_BYTE_I16( p, i, s ) ( FT_INT16( FT_BYTE_( p, i ) ) << (s) )
+#define FT_BYTE_U16( p, i, s ) ( FT_UINT16( FT_BYTE_( p, i ) ) << (s) )
+#define FT_BYTE_I32( p, i, s ) ( FT_INT32( FT_BYTE_( p, i ) ) << (s) )
+#define FT_BYTE_U32( p, i, s ) ( FT_UINT32( FT_BYTE_( p, i ) ) << (s) )
+
+#define FT_INT8_I16( p, i, s ) ( FT_INT16( FT_INT8_( p, i ) ) << (s) )
+#define FT_INT8_U16( p, i, s ) ( FT_UINT16( FT_INT8_( p, i ) ) << (s) )
+#define FT_INT8_I32( p, i, s ) ( FT_INT32( FT_INT8_( p, i ) ) << (s) )
+#define FT_INT8_U32( p, i, s ) ( FT_UINT32( FT_INT8_( p, i ) ) << (s) )
+
+
+#define FT_PEEK_SHORT( p ) FT_INT16( FT_INT8_I16( p, 0, 8) | \
+ FT_BYTE_I16( p, 1, 0) )
+
+#define FT_PEEK_USHORT( p ) FT_UINT16( FT_BYTE_U16( p, 0, 8 ) | \
+ FT_BYTE_U16( p, 1, 0 ) )
+
+#define FT_PEEK_LONG( p ) FT_INT32( FT_INT8_I32( p, 0, 24 ) | \
+ FT_BYTE_I32( p, 1, 16 ) | \
+ FT_BYTE_I32( p, 2, 8 ) | \
+ FT_BYTE_I32( p, 3, 0 ) )
+
+#define FT_PEEK_ULONG( p ) FT_UINT32( FT_BYTE_U32( p, 0, 24 ) | \
+ FT_BYTE_U32( p, 1, 16 ) | \
+ FT_BYTE_U32( p, 2, 8 ) | \
+ FT_BYTE_U32( p, 3, 0 ) )
+
+#define FT_PEEK_OFF3( p ) FT_INT32( FT_INT8_I32( p, 0, 16 ) | \
+ FT_BYTE_I32( p, 1, 8 ) | \
+ FT_BYTE_I32( p, 2, 0 ) )
+
+#define FT_PEEK_UOFF3( p ) FT_UINT32( FT_BYTE_U32( p, 0, 16 ) | \
+ FT_BYTE_U32( p, 1, 8 ) | \
+ FT_BYTE_U32( p, 2, 0 ) )
+
+#define FT_PEEK_SHORT_LE( p ) FT_INT16( FT_INT8_I16( p, 1, 8 ) | \
+ FT_BYTE_I16( p, 0, 0 ) )
+
+#define FT_PEEK_USHORT_LE( p ) FT_UINT16( FT_BYTE_U16( p, 1, 8 ) | \
+ FT_BYTE_U16( p, 0, 0 ) )
+
+#define FT_PEEK_LONG_LE( p ) FT_INT32( FT_INT8_I32( p, 3, 24 ) | \
+ FT_BYTE_I32( p, 2, 16 ) | \
+ FT_BYTE_I32( p, 1, 8 ) | \
+ FT_BYTE_I32( p, 0, 0 ) )
+
+#define FT_PEEK_ULONG_LE( p ) FT_UINT32( FT_BYTE_U32( p, 3, 24 ) | \
+ FT_BYTE_U32( p, 2, 16 ) | \
+ FT_BYTE_U32( p, 1, 8 ) | \
+ FT_BYTE_U32( p, 0, 0 ) )
+
+#define FT_PEEK_OFF3_LE( p ) FT_INT32( FT_INT8_I32( p, 2, 16 ) | \
+ FT_BYTE_I32( p, 1, 8 ) | \
+ FT_BYTE_I32( p, 0, 0 ) )
+
+#define FT_PEEK_UOFF3_LE( p ) FT_UINT32( FT_BYTE_U32( p, 2, 16 ) | \
+ FT_BYTE_U32( p, 1, 8 ) | \
+ FT_BYTE_U32( p, 0, 0 ) )
+
+
+#define FT_NEXT_CHAR( buffer ) \
+ ( (signed char)*buffer++ )
+
+#define FT_NEXT_BYTE( buffer ) \
+ ( (unsigned char)*buffer++ )
+
+#define FT_NEXT_SHORT( buffer ) \
+ ( (short)( buffer += 2, FT_PEEK_SHORT( buffer - 2 ) ) )
+
+#define FT_NEXT_USHORT( buffer ) \
+ ( (unsigned short)( buffer += 2, FT_PEEK_USHORT( buffer - 2 ) ) )
+
+#define FT_NEXT_OFF3( buffer ) \
+ ( (long)( buffer += 3, FT_PEEK_OFF3( buffer - 3 ) ) )
+
+#define FT_NEXT_UOFF3( buffer ) \
+ ( (unsigned long)( buffer += 3, FT_PEEK_UOFF3( buffer - 3 ) ) )
+
+#define FT_NEXT_LONG( buffer ) \
+ ( (long)( buffer += 4, FT_PEEK_LONG( buffer - 4 ) ) )
+
+#define FT_NEXT_ULONG( buffer ) \
+ ( (unsigned long)( buffer += 4, FT_PEEK_ULONG( buffer - 4 ) ) )
+
+
+#define FT_NEXT_SHORT_LE( buffer ) \
+ ( (short)( buffer += 2, FT_PEEK_SHORT_LE( buffer - 2 ) ) )
+
+#define FT_NEXT_USHORT_LE( buffer ) \
+ ( (unsigned short)( buffer += 2, FT_PEEK_USHORT_LE( buffer - 2 ) ) )
+
+#define FT_NEXT_OFF3_LE( buffer ) \
+ ( (long)( buffer += 3, FT_PEEK_OFF3_LE( buffer - 3 ) ) )
+
+#define FT_NEXT_UOFF3_LE( buffer ) \
+ ( (unsigned long)( buffer += 3, FT_PEEK_UOFF3_LE( buffer - 3 ) ) )
+
+#define FT_NEXT_LONG_LE( buffer ) \
+ ( (long)( buffer += 4, FT_PEEK_LONG_LE( buffer - 4 ) ) )
+
+#define FT_NEXT_ULONG_LE( buffer ) \
+ ( (unsigned long)( buffer += 4, FT_PEEK_ULONG_LE( buffer - 4 ) ) )
+
+
+ /*************************************************************************/
+ /* */
+ /* Each GET_xxxx() macro uses an implicit `stream' variable. */
+ /* */
+#if 0
+#define FT_GET_MACRO( type ) FT_NEXT_ ## type ( stream->cursor )
+
+#define FT_GET_CHAR() FT_GET_MACRO( CHAR )
+#define FT_GET_BYTE() FT_GET_MACRO( BYTE )
+#define FT_GET_SHORT() FT_GET_MACRO( SHORT )
+#define FT_GET_USHORT() FT_GET_MACRO( USHORT )
+#define FT_GET_OFF3() FT_GET_MACRO( OFF3 )
+#define FT_GET_UOFF3() FT_GET_MACRO( UOFF3 )
+#define FT_GET_LONG() FT_GET_MACRO( LONG )
+#define FT_GET_ULONG() FT_GET_MACRO( ULONG )
+#define FT_GET_TAG4() FT_GET_MACRO( ULONG )
+
+#define FT_GET_SHORT_LE() FT_GET_MACRO( SHORT_LE )
+#define FT_GET_USHORT_LE() FT_GET_MACRO( USHORT_LE )
+#define FT_GET_LONG_LE() FT_GET_MACRO( LONG_LE )
+#define FT_GET_ULONG_LE() FT_GET_MACRO( ULONG_LE )
+
+#else
+#define FT_GET_MACRO( func, type ) ( (type)func( stream ) )
+
+#define FT_GET_CHAR() FT_GET_MACRO( FT_Stream_GetChar, FT_Char )
+#define FT_GET_BYTE() FT_GET_MACRO( FT_Stream_GetChar, FT_Byte )
+#define FT_GET_SHORT() FT_GET_MACRO( FT_Stream_GetUShort, FT_Short )
+#define FT_GET_USHORT() FT_GET_MACRO( FT_Stream_GetUShort, FT_UShort )
+#define FT_GET_OFF3() FT_GET_MACRO( FT_Stream_GetUOffset, FT_Long )
+#define FT_GET_UOFF3() FT_GET_MACRO( FT_Stream_GetUOffset, FT_ULong )
+#define FT_GET_LONG() FT_GET_MACRO( FT_Stream_GetULong, FT_Long )
+#define FT_GET_ULONG() FT_GET_MACRO( FT_Stream_GetULong, FT_ULong )
+#define FT_GET_TAG4() FT_GET_MACRO( FT_Stream_GetULong, FT_ULong )
+
+#define FT_GET_SHORT_LE() FT_GET_MACRO( FT_Stream_GetUShortLE, FT_Short )
+#define FT_GET_USHORT_LE() FT_GET_MACRO( FT_Stream_GetUShortLE, FT_UShort )
+#define FT_GET_LONG_LE() FT_GET_MACRO( FT_Stream_GetULongLE, FT_Long )
+#define FT_GET_ULONG_LE() FT_GET_MACRO( FT_Stream_GetULongLE, FT_ULong )
+#endif
+
+#define FT_READ_MACRO( func, type, var ) \
+ ( var = (type)func( stream, &error ), \
+ error != FT_Err_Ok )
+
+#define FT_READ_BYTE( var ) FT_READ_MACRO( FT_Stream_ReadChar, FT_Byte, var )
+#define FT_READ_CHAR( var ) FT_READ_MACRO( FT_Stream_ReadChar, FT_Char, var )
+#define FT_READ_SHORT( var ) FT_READ_MACRO( FT_Stream_ReadUShort, FT_Short, var )
+#define FT_READ_USHORT( var ) FT_READ_MACRO( FT_Stream_ReadUShort, FT_UShort, var )
+#define FT_READ_OFF3( var ) FT_READ_MACRO( FT_Stream_ReadUOffset, FT_Long, var )
+#define FT_READ_UOFF3( var ) FT_READ_MACRO( FT_Stream_ReadUOffset, FT_ULong, var )
+#define FT_READ_LONG( var ) FT_READ_MACRO( FT_Stream_ReadULong, FT_Long, var )
+#define FT_READ_ULONG( var ) FT_READ_MACRO( FT_Stream_ReadULong, FT_ULong, var )
+
+#define FT_READ_SHORT_LE( var ) FT_READ_MACRO( FT_Stream_ReadUShortLE, FT_Short, var )
+#define FT_READ_USHORT_LE( var ) FT_READ_MACRO( FT_Stream_ReadUShortLE, FT_UShort, var )
+#define FT_READ_LONG_LE( var ) FT_READ_MACRO( FT_Stream_ReadULongLE, FT_Long, var )
+#define FT_READ_ULONG_LE( var ) FT_READ_MACRO( FT_Stream_ReadULongLE, FT_ULong, var )
+
+
+#ifndef FT_CONFIG_OPTION_NO_DEFAULT_SYSTEM
+
+ /* initialize a stream for reading a regular system stream */
+ FT_BASE( FT_Error )
+ FT_Stream_Open( FT_Stream stream,
+ const char* filepathname );
+
+#endif /* FT_CONFIG_OPTION_NO_DEFAULT_SYSTEM */
+
+
+ /* create a new (input) stream from an FT_Open_Args structure */
+ FT_BASE( FT_Error )
+ FT_Stream_New( FT_Library library,
+ const FT_Open_Args* args,
+ FT_Stream *astream );
+
+ /* free a stream */
+ FT_BASE( void )
+ FT_Stream_Free( FT_Stream stream,
+ FT_Int external );
+
+ /* initialize a stream for reading in-memory data */
+ FT_BASE( void )
+ FT_Stream_OpenMemory( FT_Stream stream,
+ const FT_Byte* base,
+ FT_ULong size );
+
+ /* close a stream (does not destroy the stream structure) */
+ FT_BASE( void )
+ FT_Stream_Close( FT_Stream stream );
+
+
+ /* seek within a stream. position is relative to start of stream */
+ FT_BASE( FT_Error )
+ FT_Stream_Seek( FT_Stream stream,
+ FT_ULong pos );
+
+ /* skip bytes in a stream */
+ FT_BASE( FT_Error )
+ FT_Stream_Skip( FT_Stream stream,
+ FT_Long distance );
+
+ /* return current stream position */
+ FT_BASE( FT_Long )
+ FT_Stream_Pos( FT_Stream stream );
+
+ /* read bytes from a stream into a user-allocated buffer, returns an */
+ /* error if not all bytes could be read. */
+ FT_BASE( FT_Error )
+ FT_Stream_Read( FT_Stream stream,
+ FT_Byte* buffer,
+ FT_ULong count );
+
+ /* read bytes from a stream at a given position */
+ FT_BASE( FT_Error )
+ FT_Stream_ReadAt( FT_Stream stream,
+ FT_ULong pos,
+ FT_Byte* buffer,
+ FT_ULong count );
+
+ /* try to read bytes at the end of a stream; return number of bytes */
+ /* really available */
+ FT_BASE( FT_ULong )
+ FT_Stream_TryRead( FT_Stream stream,
+ FT_Byte* buffer,
+ FT_ULong count );
+
+ /* Enter a frame of `count' consecutive bytes in a stream. Returns an */
+ /* error if the frame could not be read/accessed. The caller can use */
+ /* the FT_Stream_Get_XXX functions to retrieve frame data without */
+ /* error checks. */
+ /* */
+ /* You must _always_ call FT_Stream_ExitFrame() once you have entered */
+ /* a stream frame! */
+ /* */
+ FT_BASE( FT_Error )
+ FT_Stream_EnterFrame( FT_Stream stream,
+ FT_ULong count );
+
+ /* exit a stream frame */
+ FT_BASE( void )
+ FT_Stream_ExitFrame( FT_Stream stream );
+
+ /* Extract a stream frame. If the stream is disk-based, a heap block */
+ /* is allocated and the frame bytes are read into it. If the stream */
+ /* is memory-based, this function simply set a pointer to the data. */
+ /* */
+ /* Useful to optimize access to memory-based streams transparently. */
+ /* */
+ /* All extracted frames must be `freed' with a call to the function */
+ /* FT_Stream_ReleaseFrame(). */
+ /* */
+ FT_BASE( FT_Error )
+ FT_Stream_ExtractFrame( FT_Stream stream,
+ FT_ULong count,
+ FT_Byte** pbytes );
+
+ /* release an extract frame (see FT_Stream_ExtractFrame) */
+ FT_BASE( void )
+ FT_Stream_ReleaseFrame( FT_Stream stream,
+ FT_Byte** pbytes );
+
+ /* read a byte from an entered frame */
+ FT_BASE( FT_Char )
+ FT_Stream_GetChar( FT_Stream stream );
+
+ /* read a 16-bit big-endian unsigned integer from an entered frame */
+ FT_BASE( FT_UShort )
+ FT_Stream_GetUShort( FT_Stream stream );
+
+ /* read a 24-bit big-endian unsigned integer from an entered frame */
+ FT_BASE( FT_ULong )
+ FT_Stream_GetUOffset( FT_Stream stream );
+
+ /* read a 32-bit big-endian unsigned integer from an entered frame */
+ FT_BASE( FT_ULong )
+ FT_Stream_GetULong( FT_Stream stream );
+
+ /* read a 16-bit little-endian unsigned integer from an entered frame */
+ FT_BASE( FT_UShort )
+ FT_Stream_GetUShortLE( FT_Stream stream );
+
+ /* read a 32-bit little-endian unsigned integer from an entered frame */
+ FT_BASE( FT_ULong )
+ FT_Stream_GetULongLE( FT_Stream stream );
+
+
+ /* read a byte from a stream */
+ FT_BASE( FT_Char )
+ FT_Stream_ReadChar( FT_Stream stream,
+ FT_Error* error );
+
+ /* read a 16-bit big-endian unsigned integer from a stream */
+ FT_BASE( FT_UShort )
+ FT_Stream_ReadUShort( FT_Stream stream,
+ FT_Error* error );
+
+ /* read a 24-bit big-endian unsigned integer from a stream */
+ FT_BASE( FT_ULong )
+ FT_Stream_ReadUOffset( FT_Stream stream,
+ FT_Error* error );
+
+ /* read a 32-bit big-endian integer from a stream */
+ FT_BASE( FT_ULong )
+ FT_Stream_ReadULong( FT_Stream stream,
+ FT_Error* error );
+
+ /* read a 16-bit little-endian unsigned integer from a stream */
+ FT_BASE( FT_UShort )
+ FT_Stream_ReadUShortLE( FT_Stream stream,
+ FT_Error* error );
+
+ /* read a 32-bit little-endian unsigned integer from a stream */
+ FT_BASE( FT_ULong )
+ FT_Stream_ReadULongLE( FT_Stream stream,
+ FT_Error* error );
+
+ /* Read a structure from a stream. The structure must be described */
+ /* by an array of FT_Frame_Field records. */
+ FT_BASE( FT_Error )
+ FT_Stream_ReadFields( FT_Stream stream,
+ const FT_Frame_Field* fields,
+ void* structure );
+
+
+#define FT_STREAM_POS() \
+ FT_Stream_Pos( stream )
+
+#define FT_STREAM_SEEK( position ) \
+ FT_SET_ERROR( FT_Stream_Seek( stream, position ) )
+
+#define FT_STREAM_SKIP( distance ) \
+ FT_SET_ERROR( FT_Stream_Skip( stream, distance ) )
+
+#define FT_STREAM_READ( buffer, count ) \
+ FT_SET_ERROR( FT_Stream_Read( stream, \
+ (FT_Byte*)buffer, \
+ count ) )
+
+#define FT_STREAM_READ_AT( position, buffer, count ) \
+ FT_SET_ERROR( FT_Stream_ReadAt( stream, \
+ position, \
+ (FT_Byte*)buffer, \
+ count ) )
+
+#define FT_STREAM_READ_FIELDS( fields, object ) \
+ FT_SET_ERROR( FT_Stream_ReadFields( stream, fields, object ) )
+
+
+#define FT_FRAME_ENTER( size ) \
+ FT_SET_ERROR( \
+ FT_DEBUG_INNER( FT_Stream_EnterFrame( stream, size ) ) )
+
+#define FT_FRAME_EXIT() \
+ FT_DEBUG_INNER( FT_Stream_ExitFrame( stream ) )
+
+#define FT_FRAME_EXTRACT( size, bytes ) \
+ FT_SET_ERROR( \
+ FT_DEBUG_INNER( FT_Stream_ExtractFrame( stream, size, \
+ (FT_Byte**)&(bytes) ) ) )
+
+#define FT_FRAME_RELEASE( bytes ) \
+ FT_DEBUG_INNER( FT_Stream_ReleaseFrame( stream, \
+ (FT_Byte**)&(bytes) ) )
+
+
+FT_END_HEADER
+
+#endif /* __FTSTREAM_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* fttrace.h */
+/* */
+/* Tracing handling (specification only). */
+/* */
+/* Copyright 2002, 2004-2007, 2009, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /* definitions of trace levels for FreeType 2 */
+
+ /* the first level must always be `trace_any' */
+FT_TRACE_DEF( any )
+
+ /* base components */
+FT_TRACE_DEF( calc ) /* calculations (ftcalc.c) */
+FT_TRACE_DEF( memory ) /* memory manager (ftobjs.c) */
+FT_TRACE_DEF( stream ) /* stream manager (ftstream.c) */
+FT_TRACE_DEF( io ) /* i/o interface (ftsystem.c) */
+FT_TRACE_DEF( list ) /* list management (ftlist.c) */
+FT_TRACE_DEF( init ) /* initialization (ftinit.c) */
+FT_TRACE_DEF( objs ) /* base objects (ftobjs.c) */
+FT_TRACE_DEF( outline ) /* outline management (ftoutln.c) */
+FT_TRACE_DEF( glyph ) /* glyph management (ftglyph.c) */
+FT_TRACE_DEF( gloader ) /* glyph loader (ftgloadr.c) */
+
+FT_TRACE_DEF( raster ) /* monochrome rasterizer (ftraster.c) */
+FT_TRACE_DEF( smooth ) /* anti-aliasing raster (ftgrays.c) */
+FT_TRACE_DEF( mm ) /* MM interface (ftmm.c) */
+FT_TRACE_DEF( raccess ) /* resource fork accessor (ftrfork.c) */
+FT_TRACE_DEF( synth ) /* bold/slant synthesizer (ftsynth.c) */
+
+ /* Cache sub-system */
+FT_TRACE_DEF( cache ) /* cache sub-system (ftcache.c, etc.) */
+
+ /* SFNT driver components */
+FT_TRACE_DEF( sfdriver ) /* SFNT font driver (sfdriver.c) */
+FT_TRACE_DEF( sfobjs ) /* SFNT object handler (sfobjs.c) */
+FT_TRACE_DEF( ttcmap ) /* charmap handler (ttcmap.c) */
+FT_TRACE_DEF( ttkern ) /* kerning handler (ttkern.c) */
+FT_TRACE_DEF( ttload ) /* basic TrueType tables (ttload.c) */
+FT_TRACE_DEF( ttmtx ) /* metrics-related tables (ttmtx.c) */
+FT_TRACE_DEF( ttpost ) /* PS table processing (ttpost.c) */
+FT_TRACE_DEF( ttsbit ) /* TrueType sbit handling (ttsbit.c) */
+FT_TRACE_DEF( ttbdf ) /* TrueType embedded BDF (ttbdf.c) */
+
+ /* TrueType driver components */
+FT_TRACE_DEF( ttdriver ) /* TT font driver (ttdriver.c) */
+FT_TRACE_DEF( ttgload ) /* TT glyph loader (ttgload.c) */
+FT_TRACE_DEF( ttinterp ) /* bytecode interpreter (ttinterp.c) */
+FT_TRACE_DEF( ttobjs ) /* TT objects manager (ttobjs.c) */
+FT_TRACE_DEF( ttpload ) /* TT data/program loader (ttpload.c) */
+FT_TRACE_DEF( ttgxvar ) /* TrueType GX var handler (ttgxvar.c) */
+
+ /* Type 1 driver components */
+FT_TRACE_DEF( t1afm )
+FT_TRACE_DEF( t1driver )
+FT_TRACE_DEF( t1gload )
+FT_TRACE_DEF( t1hint )
+FT_TRACE_DEF( t1load )
+FT_TRACE_DEF( t1objs )
+FT_TRACE_DEF( t1parse )
+
+ /* PostScript helper module `psaux' */
+FT_TRACE_DEF( t1decode )
+FT_TRACE_DEF( psobjs )
+
+ /* PostScript hinting module `pshinter' */
+FT_TRACE_DEF( pshrec )
+FT_TRACE_DEF( pshalgo1 )
+FT_TRACE_DEF( pshalgo2 )
+
+ /* Type 2 driver components */
+FT_TRACE_DEF( cffdriver )
+FT_TRACE_DEF( cffgload )
+FT_TRACE_DEF( cffload )
+FT_TRACE_DEF( cffobjs )
+FT_TRACE_DEF( cffparse )
+
+ /* Type 42 driver component */
+FT_TRACE_DEF( t42 )
+
+ /* CID driver components */
+FT_TRACE_DEF( cidafm )
+FT_TRACE_DEF( ciddriver )
+FT_TRACE_DEF( cidgload )
+FT_TRACE_DEF( cidload )
+FT_TRACE_DEF( cidobjs )
+FT_TRACE_DEF( cidparse )
+
+ /* Windows font component */
+FT_TRACE_DEF( winfnt )
+
+ /* PCF font components */
+FT_TRACE_DEF( pcfdriver )
+FT_TRACE_DEF( pcfread )
+
+ /* BDF font components */
+FT_TRACE_DEF( bdfdriver )
+FT_TRACE_DEF( bdflib )
+
+ /* PFR font component */
+FT_TRACE_DEF( pfr )
+
+ /* OpenType validation components */
+FT_TRACE_DEF( otvmodule )
+FT_TRACE_DEF( otvcommon )
+FT_TRACE_DEF( otvbase )
+FT_TRACE_DEF( otvgdef )
+FT_TRACE_DEF( otvgpos )
+FT_TRACE_DEF( otvgsub )
+FT_TRACE_DEF( otvjstf )
+FT_TRACE_DEF( otvmath )
+
+ /* TrueTypeGX/AAT validation components */
+FT_TRACE_DEF( gxvmodule )
+FT_TRACE_DEF( gxvcommon )
+FT_TRACE_DEF( gxvfeat )
+FT_TRACE_DEF( gxvmort )
+FT_TRACE_DEF( gxvmorx )
+FT_TRACE_DEF( gxvbsln )
+FT_TRACE_DEF( gxvjust )
+FT_TRACE_DEF( gxvkern )
+FT_TRACE_DEF( gxvopbd )
+FT_TRACE_DEF( gxvtrak )
+FT_TRACE_DEF( gxvprop )
+FT_TRACE_DEF( gxvlcar )
+
+ /* autofit components */
+FT_TRACE_DEF( afcjk )
+FT_TRACE_DEF( aflatin )
+FT_TRACE_DEF( aflatin2 )
+FT_TRACE_DEF( afwarp )
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftvalid.h */
+/* */
+/* FreeType validation support (specification). */
+/* */
+/* Copyright 2004 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTVALID_H__
+#define __FTVALID_H__
+
+#include <ft2build.h>
+#include FT_CONFIG_STANDARD_LIBRARY_H /* for ft_setjmp and ft_longjmp */
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** ****/
+ /**** V A L I D A T I O N ****/
+ /**** ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* handle to a validation object */
+ typedef struct FT_ValidatorRec_ volatile* FT_Validator;
+
+
+ /*************************************************************************/
+ /* */
+ /* There are three distinct validation levels defined here: */
+ /* */
+ /* FT_VALIDATE_DEFAULT :: */
+ /* A table that passes this validation level can be used reliably by */
+ /* FreeType. It generally means that all offsets have been checked to */
+ /* prevent out-of-bound reads, that array counts are correct, etc. */
+ /* */
+ /* FT_VALIDATE_TIGHT :: */
+ /* A table that passes this validation level can be used reliably and */
+ /* doesn't contain invalid data. For example, a charmap table that */
+ /* returns invalid glyph indices will not pass, even though it can */
+ /* be used with FreeType in default mode (the library will simply */
+ /* return an error later when trying to load the glyph). */
+ /* */
+ /* It also checks that fields which must be a multiple of 2, 4, or 8, */
+ /* don't have incorrect values, etc. */
+ /* */
+ /* FT_VALIDATE_PARANOID :: */
+ /* Only for font debugging. Checks that a table follows the */
+ /* specification by 100%. Very few fonts will be able to pass this */
+ /* level anyway but it can be useful for certain tools like font */
+ /* editors/converters. */
+ /* */
+ typedef enum FT_ValidationLevel_
+ {
+ FT_VALIDATE_DEFAULT = 0,
+ FT_VALIDATE_TIGHT,
+ FT_VALIDATE_PARANOID
+
+ } FT_ValidationLevel;
+
+
+ /* validator structure */
+ typedef struct FT_ValidatorRec_
+ {
+ const FT_Byte* base; /* address of table in memory */
+ const FT_Byte* limit; /* `base' + sizeof(table) in memory */
+ FT_ValidationLevel level; /* validation level */
+ FT_Error error; /* error returned. 0 means success */
+
+ ft_jmp_buf jump_buffer; /* used for exception handling */
+
+ } FT_ValidatorRec;
+
+
+#define FT_VALIDATOR( x ) ((FT_Validator)( x ))
+
+
+ FT_BASE( void )
+ ft_validator_init( FT_Validator valid,
+ const FT_Byte* base,
+ const FT_Byte* limit,
+ FT_ValidationLevel level );
+
+ /* Do not use this. It's broken and will cause your validator to crash */
+ /* if you run it on an invalid font. */
+ FT_BASE( FT_Int )
+ ft_validator_run( FT_Validator valid );
+
+ /* Sets the error field in a validator, then calls `longjmp' to return */
+ /* to high-level caller. Using `setjmp/longjmp' avoids many stupid */
+ /* error checks within the validation routines. */
+ /* */
+ FT_BASE( void )
+ ft_validator_error( FT_Validator valid,
+ FT_Error error );
+
+
+ /* Calls ft_validate_error. Assumes that the `valid' local variable */
+ /* holds a pointer to the current validator object. */
+ /* */
+ /* Use preprocessor prescan to pass FT_ERR_PREFIX. */
+ /* */
+#define FT_INVALID( _prefix, _error ) FT_INVALID_( _prefix, _error )
+#define FT_INVALID_( _prefix, _error ) \
+ ft_validator_error( valid, _prefix ## _error )
+
+ /* called when a broken table is detected */
+#define FT_INVALID_TOO_SHORT \
+ FT_INVALID( FT_ERR_PREFIX, Invalid_Table )
+
+ /* called when an invalid offset is detected */
+#define FT_INVALID_OFFSET \
+ FT_INVALID( FT_ERR_PREFIX, Invalid_Offset )
+
+ /* called when an invalid format/value is detected */
+#define FT_INVALID_FORMAT \
+ FT_INVALID( FT_ERR_PREFIX, Invalid_Table )
+
+ /* called when an invalid glyph index is detected */
+#define FT_INVALID_GLYPH_ID \
+ FT_INVALID( FT_ERR_PREFIX, Invalid_Glyph_Index )
+
+ /* called when an invalid field value is detected */
+#define FT_INVALID_DATA \
+ FT_INVALID( FT_ERR_PREFIX, Invalid_Table )
+
+
+FT_END_HEADER
+
+#endif /* __FTVALID_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* internal.h */
+/* */
+/* Internal header files (specification only). */
+/* */
+/* Copyright 1996-2001, 2002, 2003, 2004 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This file is automatically included by `ft2build.h'. */
+ /* Do not include it manually! */
+ /* */
+ /*************************************************************************/
+
+
+#define FT_INTERNAL_OBJECTS_H <freetype/internal/ftobjs.h>
+#define FT_INTERNAL_PIC_H <freetype/internal/ftpic.h>
+#define FT_INTERNAL_STREAM_H <freetype/internal/ftstream.h>
+#define FT_INTERNAL_MEMORY_H <freetype/internal/ftmemory.h>
+#define FT_INTERNAL_DEBUG_H <freetype/internal/ftdebug.h>
+#define FT_INTERNAL_CALC_H <freetype/internal/ftcalc.h>
+#define FT_INTERNAL_DRIVER_H <freetype/internal/ftdriver.h>
+#define FT_INTERNAL_TRACE_H <freetype/internal/fttrace.h>
+#define FT_INTERNAL_GLYPH_LOADER_H <freetype/internal/ftgloadr.h>
+#define FT_INTERNAL_SFNT_H <freetype/internal/sfnt.h>
+#define FT_INTERNAL_SERVICE_H <freetype/internal/ftserv.h>
+#define FT_INTERNAL_RFORK_H <freetype/internal/ftrfork.h>
+#define FT_INTERNAL_VALIDATE_H <freetype/internal/ftvalid.h>
+
+#define FT_INTERNAL_TRUETYPE_TYPES_H <freetype/internal/tttypes.h>
+#define FT_INTERNAL_TYPE1_TYPES_H <freetype/internal/t1types.h>
+
+#define FT_INTERNAL_POSTSCRIPT_AUX_H <freetype/internal/psaux.h>
+#define FT_INTERNAL_POSTSCRIPT_HINTS_H <freetype/internal/pshints.h>
+#define FT_INTERNAL_POSTSCRIPT_GLOBALS_H <freetype/internal/psglobal.h>
+
+#define FT_INTERNAL_AUTOHINT_H <freetype/internal/autohint.h>
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* psaux.h */
+/* */
+/* Auxiliary functions and data structures related to PostScript fonts */
+/* (specification). */
+/* */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2006, 2008, 2009 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __PSAUX_H__
+#define __PSAUX_H__
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_OBJECTS_H
+#include FT_INTERNAL_TYPE1_TYPES_H
+#include FT_SERVICE_POSTSCRIPT_CMAPS_H
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** T1_TABLE *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ typedef struct PS_TableRec_* PS_Table;
+ typedef const struct PS_Table_FuncsRec_* PS_Table_Funcs;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* PS_Table_FuncsRec */
+ /* */
+ /* <Description> */
+ /* A set of function pointers to manage PS_Table objects. */
+ /* */
+ /* <Fields> */
+ /* table_init :: Used to initialize a table. */
+ /* */
+ /* table_done :: Finalizes resp. destroy a given table. */
+ /* */
+ /* table_add :: Adds a new object to a table. */
+ /* */
+ /* table_release :: Releases table data, then finalizes it. */
+ /* */
+ typedef struct PS_Table_FuncsRec_
+ {
+ FT_Error
+ (*init)( PS_Table table,
+ FT_Int count,
+ FT_Memory memory );
+
+ void
+ (*done)( PS_Table table );
+
+ FT_Error
+ (*add)( PS_Table table,
+ FT_Int idx,
+ void* object,
+ FT_PtrDist length );
+
+ void
+ (*release)( PS_Table table );
+
+ } PS_Table_FuncsRec;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* PS_TableRec */
+ /* */
+ /* <Description> */
+ /* A PS_Table is a simple object used to store an array of objects in */
+ /* a single memory block. */
+ /* */
+ /* <Fields> */
+ /* block :: The address in memory of the growheap's block. This */
+ /* can change between two object adds, due to */
+ /* reallocation. */
+ /* */
+ /* cursor :: The current top of the grow heap within its block. */
+ /* */
+ /* capacity :: The current size of the heap block. Increments by */
+ /* 1kByte chunks. */
+ /* */
+ /* max_elems :: The maximum number of elements in table. */
+ /* */
+ /* num_elems :: The current number of elements in table. */
+ /* */
+ /* elements :: A table of element addresses within the block. */
+ /* */
+ /* lengths :: A table of element sizes within the block. */
+ /* */
+ /* memory :: The object used for memory operations */
+ /* (alloc/realloc). */
+ /* */
+ /* funcs :: A table of method pointers for this object. */
+ /* */
+ typedef struct PS_TableRec_
+ {
+ FT_Byte* block; /* current memory block */
+ FT_Offset cursor; /* current cursor in memory block */
+ FT_Offset capacity; /* current size of memory block */
+ FT_Long init;
+
+ FT_Int max_elems;
+ FT_Int num_elems;
+ FT_Byte** elements; /* addresses of table elements */
+ FT_PtrDist* lengths; /* lengths of table elements */
+
+ FT_Memory memory;
+ PS_Table_FuncsRec funcs;
+
+ } PS_TableRec;
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** T1 FIELDS & TOKENS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ typedef struct PS_ParserRec_* PS_Parser;
+
+ typedef struct T1_TokenRec_* T1_Token;
+
+ typedef struct T1_FieldRec_* T1_Field;
+
+
+ /* simple enumeration type used to identify token types */
+ typedef enum T1_TokenType_
+ {
+ T1_TOKEN_TYPE_NONE = 0,
+ T1_TOKEN_TYPE_ANY,
+ T1_TOKEN_TYPE_STRING,
+ T1_TOKEN_TYPE_ARRAY,
+ T1_TOKEN_TYPE_KEY, /* aka `name' */
+
+ /* do not remove */
+ T1_TOKEN_TYPE_MAX
+
+ } T1_TokenType;
+
+
+ /* a simple structure used to identify tokens */
+ typedef struct T1_TokenRec_
+ {
+ FT_Byte* start; /* first character of token in input stream */
+ FT_Byte* limit; /* first character after the token */
+ T1_TokenType type; /* type of token */
+
+ } T1_TokenRec;
+
+
+ /* enumeration type used to identify object fields */
+ typedef enum T1_FieldType_
+ {
+ T1_FIELD_TYPE_NONE = 0,
+ T1_FIELD_TYPE_BOOL,
+ T1_FIELD_TYPE_INTEGER,
+ T1_FIELD_TYPE_FIXED,
+ T1_FIELD_TYPE_FIXED_1000,
+ T1_FIELD_TYPE_STRING,
+ T1_FIELD_TYPE_KEY,
+ T1_FIELD_TYPE_BBOX,
+ T1_FIELD_TYPE_INTEGER_ARRAY,
+ T1_FIELD_TYPE_FIXED_ARRAY,
+ T1_FIELD_TYPE_CALLBACK,
+
+ /* do not remove */
+ T1_FIELD_TYPE_MAX
+
+ } T1_FieldType;
+
+
+ typedef enum T1_FieldLocation_
+ {
+ T1_FIELD_LOCATION_CID_INFO,
+ T1_FIELD_LOCATION_FONT_DICT,
+ T1_FIELD_LOCATION_FONT_EXTRA,
+ T1_FIELD_LOCATION_FONT_INFO,
+ T1_FIELD_LOCATION_PRIVATE,
+ T1_FIELD_LOCATION_BBOX,
+ T1_FIELD_LOCATION_LOADER,
+ T1_FIELD_LOCATION_FACE,
+ T1_FIELD_LOCATION_BLEND,
+
+ /* do not remove */
+ T1_FIELD_LOCATION_MAX
+
+ } T1_FieldLocation;
+
+
+ typedef void
+ (*T1_Field_ParseFunc)( FT_Face face,
+ FT_Pointer parser );
+
+
+ /* structure type used to model object fields */
+ typedef struct T1_FieldRec_
+ {
+ const char* ident; /* field identifier */
+ T1_FieldLocation location;
+ T1_FieldType type; /* type of field */
+ T1_Field_ParseFunc reader;
+ FT_UInt offset; /* offset of field in object */
+ FT_Byte size; /* size of field in bytes */
+ FT_UInt array_max; /* maximal number of elements for */
+ /* array */
+ FT_UInt count_offset; /* offset of element count for */
+ /* arrays; must not be zero if in */
+ /* use -- in other words, a */
+ /* `num_FOO' element must not */
+ /* start the used structure if we */
+ /* parse a `FOO' array */
+ FT_UInt dict; /* where we expect it */
+ } T1_FieldRec;
+
+#define T1_FIELD_DICT_FONTDICT ( 1 << 0 ) /* also FontInfo and FDArray */
+#define T1_FIELD_DICT_PRIVATE ( 1 << 1 )
+
+
+
+#define T1_NEW_SIMPLE_FIELD( _ident, _type, _fname, _dict ) \
+ { \
+ _ident, T1CODE, _type, \
+ 0, \
+ FT_FIELD_OFFSET( _fname ), \
+ FT_FIELD_SIZE( _fname ), \
+ 0, 0, \
+ _dict \
+ },
+
+#define T1_NEW_CALLBACK_FIELD( _ident, _reader, _dict ) \
+ { \
+ _ident, T1CODE, T1_FIELD_TYPE_CALLBACK, \
+ (T1_Field_ParseFunc)_reader, \
+ 0, 0, \
+ 0, 0, \
+ _dict \
+ },
+
+#define T1_NEW_TABLE_FIELD( _ident, _type, _fname, _max, _dict ) \
+ { \
+ _ident, T1CODE, _type, \
+ 0, \
+ FT_FIELD_OFFSET( _fname ), \
+ FT_FIELD_SIZE_DELTA( _fname ), \
+ _max, \
+ FT_FIELD_OFFSET( num_ ## _fname ), \
+ _dict \
+ },
+
+#define T1_NEW_TABLE_FIELD2( _ident, _type, _fname, _max, _dict ) \
+ { \
+ _ident, T1CODE, _type, \
+ 0, \
+ FT_FIELD_OFFSET( _fname ), \
+ FT_FIELD_SIZE_DELTA( _fname ), \
+ _max, 0, \
+ _dict \
+ },
+
+
+#define T1_FIELD_BOOL( _ident, _fname, _dict ) \
+ T1_NEW_SIMPLE_FIELD( _ident, T1_FIELD_TYPE_BOOL, _fname, _dict )
+
+#define T1_FIELD_NUM( _ident, _fname, _dict ) \
+ T1_NEW_SIMPLE_FIELD( _ident, T1_FIELD_TYPE_INTEGER, _fname, _dict )
+
+#define T1_FIELD_FIXED( _ident, _fname, _dict ) \
+ T1_NEW_SIMPLE_FIELD( _ident, T1_FIELD_TYPE_FIXED, _fname, _dict )
+
+#define T1_FIELD_FIXED_1000( _ident, _fname, _dict ) \
+ T1_NEW_SIMPLE_FIELD( _ident, T1_FIELD_TYPE_FIXED_1000, _fname, \
+ _dict )
+
+#define T1_FIELD_STRING( _ident, _fname, _dict ) \
+ T1_NEW_SIMPLE_FIELD( _ident, T1_FIELD_TYPE_STRING, _fname, _dict )
+
+#define T1_FIELD_KEY( _ident, _fname, _dict ) \
+ T1_NEW_SIMPLE_FIELD( _ident, T1_FIELD_TYPE_KEY, _fname, _dict )
+
+#define T1_FIELD_BBOX( _ident, _fname, _dict ) \
+ T1_NEW_SIMPLE_FIELD( _ident, T1_FIELD_TYPE_BBOX, _fname, _dict )
+
+
+#define T1_FIELD_NUM_TABLE( _ident, _fname, _fmax, _dict ) \
+ T1_NEW_TABLE_FIELD( _ident, T1_FIELD_TYPE_INTEGER_ARRAY, \
+ _fname, _fmax, _dict )
+
+#define T1_FIELD_FIXED_TABLE( _ident, _fname, _fmax, _dict ) \
+ T1_NEW_TABLE_FIELD( _ident, T1_FIELD_TYPE_FIXED_ARRAY, \
+ _fname, _fmax, _dict )
+
+#define T1_FIELD_NUM_TABLE2( _ident, _fname, _fmax, _dict ) \
+ T1_NEW_TABLE_FIELD2( _ident, T1_FIELD_TYPE_INTEGER_ARRAY, \
+ _fname, _fmax, _dict )
+
+#define T1_FIELD_FIXED_TABLE2( _ident, _fname, _fmax, _dict ) \
+ T1_NEW_TABLE_FIELD2( _ident, T1_FIELD_TYPE_FIXED_ARRAY, \
+ _fname, _fmax, _dict )
+
+#define T1_FIELD_CALLBACK( _ident, _name, _dict ) \
+ T1_NEW_CALLBACK_FIELD( _ident, _name, _dict )
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** T1 PARSER *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ typedef const struct PS_Parser_FuncsRec_* PS_Parser_Funcs;
+
+ typedef struct PS_Parser_FuncsRec_
+ {
+ void
+ (*init)( PS_Parser parser,
+ FT_Byte* base,
+ FT_Byte* limit,
+ FT_Memory memory );
+
+ void
+ (*done)( PS_Parser parser );
+
+ void
+ (*skip_spaces)( PS_Parser parser );
+ void
+ (*skip_PS_token)( PS_Parser parser );
+
+ FT_Long
+ (*to_int)( PS_Parser parser );
+ FT_Fixed
+ (*to_fixed)( PS_Parser parser,
+ FT_Int power_ten );
+
+ FT_Error
+ (*to_bytes)( PS_Parser parser,
+ FT_Byte* bytes,
+ FT_Offset max_bytes,
+ FT_Long* pnum_bytes,
+ FT_Bool delimiters );
+
+ FT_Int
+ (*to_coord_array)( PS_Parser parser,
+ FT_Int max_coords,
+ FT_Short* coords );
+ FT_Int
+ (*to_fixed_array)( PS_Parser parser,
+ FT_Int max_values,
+ FT_Fixed* values,
+ FT_Int power_ten );
+
+ void
+ (*to_token)( PS_Parser parser,
+ T1_Token token );
+ void
+ (*to_token_array)( PS_Parser parser,
+ T1_Token tokens,
+ FT_UInt max_tokens,
+ FT_Int* pnum_tokens );
+
+ FT_Error
+ (*load_field)( PS_Parser parser,
+ const T1_Field field,
+ void** objects,
+ FT_UInt max_objects,
+ FT_ULong* pflags );
+
+ FT_Error
+ (*load_field_table)( PS_Parser parser,
+ const T1_Field field,
+ void** objects,
+ FT_UInt max_objects,
+ FT_ULong* pflags );
+
+ } PS_Parser_FuncsRec;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* PS_ParserRec */
+ /* */
+ /* <Description> */
+ /* A PS_Parser is an object used to parse a Type 1 font very quickly. */
+ /* */
+ /* <Fields> */
+ /* cursor :: The current position in the text. */
+ /* */
+ /* base :: Start of the processed text. */
+ /* */
+ /* limit :: End of the processed text. */
+ /* */
+ /* error :: The last error returned. */
+ /* */
+ /* memory :: The object used for memory operations (alloc/realloc). */
+ /* */
+ /* funcs :: A table of functions for the parser. */
+ /* */
+ typedef struct PS_ParserRec_
+ {
+ FT_Byte* cursor;
+ FT_Byte* base;
+ FT_Byte* limit;
+ FT_Error error;
+ FT_Memory memory;
+
+ PS_Parser_FuncsRec funcs;
+
+ } PS_ParserRec;
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** T1 BUILDER *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ typedef struct T1_BuilderRec_* T1_Builder;
+
+
+ typedef FT_Error
+ (*T1_Builder_Check_Points_Func)( T1_Builder builder,
+ FT_Int count );
+
+ typedef void
+ (*T1_Builder_Add_Point_Func)( T1_Builder builder,
+ FT_Pos x,
+ FT_Pos y,
+ FT_Byte flag );
+
+ typedef FT_Error
+ (*T1_Builder_Add_Point1_Func)( T1_Builder builder,
+ FT_Pos x,
+ FT_Pos y );
+
+ typedef FT_Error
+ (*T1_Builder_Add_Contour_Func)( T1_Builder builder );
+
+ typedef FT_Error
+ (*T1_Builder_Start_Point_Func)( T1_Builder builder,
+ FT_Pos x,
+ FT_Pos y );
+
+ typedef void
+ (*T1_Builder_Close_Contour_Func)( T1_Builder builder );
+
+
+ typedef const struct T1_Builder_FuncsRec_* T1_Builder_Funcs;
+
+ typedef struct T1_Builder_FuncsRec_
+ {
+ void
+ (*init)( T1_Builder builder,
+ FT_Face face,
+ FT_Size size,
+ FT_GlyphSlot slot,
+ FT_Bool hinting );
+
+ void
+ (*done)( T1_Builder builder );
+
+ T1_Builder_Check_Points_Func check_points;
+ T1_Builder_Add_Point_Func add_point;
+ T1_Builder_Add_Point1_Func add_point1;
+ T1_Builder_Add_Contour_Func add_contour;
+ T1_Builder_Start_Point_Func start_point;
+ T1_Builder_Close_Contour_Func close_contour;
+
+ } T1_Builder_FuncsRec;
+
+
+ /* an enumeration type to handle charstring parsing states */
+ typedef enum T1_ParseState_
+ {
+ T1_Parse_Start,
+ T1_Parse_Have_Width,
+ T1_Parse_Have_Moveto,
+ T1_Parse_Have_Path
+
+ } T1_ParseState;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Structure> */
+ /* T1_BuilderRec */
+ /* */
+ /* <Description> */
+ /* A structure used during glyph loading to store its outline. */
+ /* */
+ /* <Fields> */
+ /* memory :: The current memory object. */
+ /* */
+ /* face :: The current face object. */
+ /* */
+ /* glyph :: The current glyph slot. */
+ /* */
+ /* loader :: XXX */
+ /* */
+ /* base :: The base glyph outline. */
+ /* */
+ /* current :: The current glyph outline. */
+ /* */
+ /* max_points :: maximum points in builder outline */
+ /* */
+ /* max_contours :: Maximal number of contours in builder outline. */
+ /* */
+ /* pos_x :: The horizontal translation (if composite glyph). */
+ /* */
+ /* pos_y :: The vertical translation (if composite glyph). */
+ /* */
+ /* left_bearing :: The left side bearing point. */
+ /* */
+ /* advance :: The horizontal advance vector. */
+ /* */
+ /* bbox :: Unused. */
+ /* */
+ /* parse_state :: An enumeration which controls the charstring */
+ /* parsing state. */
+ /* */
+ /* load_points :: If this flag is not set, no points are loaded. */
+ /* */
+ /* no_recurse :: Set but not used. */
+ /* */
+ /* metrics_only :: A boolean indicating that we only want to compute */
+ /* the metrics of a given glyph, not load all of its */
+ /* points. */
+ /* */
+ /* funcs :: An array of function pointers for the builder. */
+ /* */
+ typedef struct T1_BuilderRec_
+ {
+ FT_Memory memory;
+ FT_Face face;
+ FT_GlyphSlot glyph;
+ FT_GlyphLoader loader;
+ FT_Outline* base;
+ FT_Outline* current;
+
+ FT_Pos pos_x;
+ FT_Pos pos_y;
+
+ FT_Vector left_bearing;
+ FT_Vector advance;
+
+ FT_BBox bbox; /* bounding box */
+ T1_ParseState parse_state;
+ FT_Bool load_points;
+ FT_Bool no_recurse;
+
+ FT_Bool metrics_only;
+
+ void* hints_funcs; /* hinter-specific */
+ void* hints_globals; /* hinter-specific */
+
+ T1_Builder_FuncsRec funcs;
+
+ } T1_BuilderRec;
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** T1 DECODER *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+#if 0
+
+ /*************************************************************************/
+ /* */
+ /* T1_MAX_SUBRS_CALLS details the maximum number of nested sub-routine */
+ /* calls during glyph loading. */
+ /* */
+#define T1_MAX_SUBRS_CALLS 8
+
+
+ /*************************************************************************/
+ /* */
+ /* T1_MAX_CHARSTRING_OPERANDS is the charstring stack's capacity. A */
+ /* minimum of 16 is required. */
+ /* */
+#define T1_MAX_CHARSTRINGS_OPERANDS 32
+
+#endif /* 0 */
+
+
+ typedef struct T1_Decoder_ZoneRec_
+ {
+ FT_Byte* cursor;
+ FT_Byte* base;
+ FT_Byte* limit;
+
+ } T1_Decoder_ZoneRec, *T1_Decoder_Zone;
+
+
+ typedef struct T1_DecoderRec_* T1_Decoder;
+ typedef const struct T1_Decoder_FuncsRec_* T1_Decoder_Funcs;
+
+
+ typedef FT_Error
+ (*T1_Decoder_Callback)( T1_Decoder decoder,
+ FT_UInt glyph_index );
+
+
+ typedef struct T1_Decoder_FuncsRec_
+ {
+ FT_Error
+ (*init)( T1_Decoder decoder,
+ FT_Face face,
+ FT_Size size,
+ FT_GlyphSlot slot,
+ FT_Byte** glyph_names,
+ PS_Blend blend,
+ FT_Bool hinting,
+ FT_Render_Mode hint_mode,
+ T1_Decoder_Callback callback );
+
+ void
+ (*done)( T1_Decoder decoder );
+
+ FT_Error
+ (*parse_charstrings)( T1_Decoder decoder,
+ FT_Byte* base,
+ FT_UInt len );
+
+ } T1_Decoder_FuncsRec;
+
+
+ typedef struct T1_DecoderRec_
+ {
+ T1_BuilderRec builder;
+
+ FT_Long stack[T1_MAX_CHARSTRINGS_OPERANDS];
+ FT_Long* top;
+
+ T1_Decoder_ZoneRec zones[T1_MAX_SUBRS_CALLS + 1];
+ T1_Decoder_Zone zone;
+
+ FT_Service_PsCMaps psnames; /* for seac */
+ FT_UInt num_glyphs;
+ FT_Byte** glyph_names;
+
+ FT_Int lenIV; /* internal for sub routine calls */
+ FT_UInt num_subrs;
+ FT_Byte** subrs;
+ FT_PtrDist* subrs_len; /* array of subrs length (optional) */
+
+ FT_Matrix font_matrix;
+ FT_Vector font_offset;
+
+ FT_Int flex_state;
+ FT_Int num_flex_vectors;
+ FT_Vector flex_vectors[7];
+
+ PS_Blend blend; /* for multiple master support */
+
+ FT_Render_Mode hint_mode;
+
+ T1_Decoder_Callback parse_callback;
+ T1_Decoder_FuncsRec funcs;
+
+ FT_Long* buildchar;
+ FT_UInt len_buildchar;
+
+ FT_Bool seac;
+
+ } T1_DecoderRec;
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** AFM PARSER *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ typedef struct AFM_ParserRec_* AFM_Parser;
+
+ typedef struct AFM_Parser_FuncsRec_
+ {
+ FT_Error
+ (*init)( AFM_Parser parser,
+ FT_Memory memory,
+ FT_Byte* base,
+ FT_Byte* limit );
+
+ void
+ (*done)( AFM_Parser parser );
+
+ FT_Error
+ (*parse)( AFM_Parser parser );
+
+ } AFM_Parser_FuncsRec;
+
+
+ typedef struct AFM_StreamRec_* AFM_Stream;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* AFM_ParserRec */
+ /* */
+ /* <Description> */
+ /* An AFM_Parser is a parser for the AFM files. */
+ /* */
+ /* <Fields> */
+ /* memory :: The object used for memory operations (alloc and */
+ /* realloc). */
+ /* */
+ /* stream :: This is an opaque object. */
+ /* */
+ /* FontInfo :: The result will be stored here. */
+ /* */
+ /* get_index :: A user provided function to get a glyph index by its */
+ /* name. */
+ /* */
+ typedef struct AFM_ParserRec_
+ {
+ FT_Memory memory;
+ AFM_Stream stream;
+
+ AFM_FontInfo FontInfo;
+
+ FT_Int
+ (*get_index)( const char* name,
+ FT_Offset len,
+ void* user_data );
+
+ void* user_data;
+
+ } AFM_ParserRec;
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** TYPE1 CHARMAPS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ typedef const struct T1_CMap_ClassesRec_* T1_CMap_Classes;
+
+ typedef struct T1_CMap_ClassesRec_
+ {
+ FT_CMap_Class standard;
+ FT_CMap_Class expert;
+ FT_CMap_Class custom;
+ FT_CMap_Class unicode;
+
+ } T1_CMap_ClassesRec;
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** PSAux Module Interface *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ typedef struct PSAux_ServiceRec_
+ {
+ /* don't use `PS_Table_Funcs' and friends to avoid compiler warnings */
+ const PS_Table_FuncsRec* ps_table_funcs;
+ const PS_Parser_FuncsRec* ps_parser_funcs;
+ const T1_Builder_FuncsRec* t1_builder_funcs;
+ const T1_Decoder_FuncsRec* t1_decoder_funcs;
+
+ void
+ (*t1_decrypt)( FT_Byte* buffer,
+ FT_Offset length,
+ FT_UShort seed );
+
+ T1_CMap_Classes t1_cmap_classes;
+
+ /* fields after this comment line were added after version 2.1.10 */
+ const AFM_Parser_FuncsRec* afm_parser_funcs;
+
+ } PSAux_ServiceRec, *PSAux_Service;
+
+ /* backwards-compatible type definition */
+ typedef PSAux_ServiceRec PSAux_Interface;
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** Some convenience functions *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+#define IS_PS_NEWLINE( ch ) \
+ ( (ch) == '\r' || \
+ (ch) == '\n' )
+
+#define IS_PS_SPACE( ch ) \
+ ( (ch) == ' ' || \
+ IS_PS_NEWLINE( ch ) || \
+ (ch) == '\t' || \
+ (ch) == '\f' || \
+ (ch) == '\0' )
+
+#define IS_PS_SPECIAL( ch ) \
+ ( (ch) == '/' || \
+ (ch) == '(' || (ch) == ')' || \
+ (ch) == '<' || (ch) == '>' || \
+ (ch) == '[' || (ch) == ']' || \
+ (ch) == '{' || (ch) == '}' || \
+ (ch) == '%' )
+
+#define IS_PS_DELIM( ch ) \
+ ( IS_PS_SPACE( ch ) || \
+ IS_PS_SPECIAL( ch ) )
+
+#define IS_PS_DIGIT( ch ) \
+ ( (ch) >= '0' && (ch) <= '9' )
+
+#define IS_PS_XDIGIT( ch ) \
+ ( IS_PS_DIGIT( ch ) || \
+ ( (ch) >= 'A' && (ch) <= 'F' ) || \
+ ( (ch) >= 'a' && (ch) <= 'f' ) )
+
+#define IS_PS_BASE85( ch ) \
+ ( (ch) >= '!' && (ch) <= 'u' )
+
+#define IS_PS_TOKEN( cur, limit, token ) \
+ ( (char)(cur)[0] == (token)[0] && \
+ ( (cur) + sizeof ( (token) ) == (limit) || \
+ ( (cur) + sizeof( (token) ) < (limit) && \
+ IS_PS_DELIM( (cur)[sizeof ( (token) ) - 1] ) ) ) && \
+ ft_strncmp( (char*)(cur), (token), sizeof ( (token) ) - 1 ) == 0 )
+
+
+FT_END_HEADER
+
+#endif /* __PSAUX_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* pshints.h */
+/* */
+/* Interface to Postscript-specific (Type 1 and Type 2) hints */
+/* recorders (specification only). These are used to support native */
+/* T1/T2 hints in the `type1', `cid', and `cff' font drivers. */
+/* */
+/* Copyright 2001, 2002, 2003, 2005, 2006, 2007, 2009 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __PSHINTS_H__
+#define __PSHINTS_H__
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+#include FT_TYPE1_TABLES_H
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** INTERNAL REPRESENTATION OF GLOBALS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ typedef struct PSH_GlobalsRec_* PSH_Globals;
+
+ typedef FT_Error
+ (*PSH_Globals_NewFunc)( FT_Memory memory,
+ T1_Private* private_dict,
+ PSH_Globals* aglobals );
+
+ typedef FT_Error
+ (*PSH_Globals_SetScaleFunc)( PSH_Globals globals,
+ FT_Fixed x_scale,
+ FT_Fixed y_scale,
+ FT_Fixed x_delta,
+ FT_Fixed y_delta );
+
+ typedef void
+ (*PSH_Globals_DestroyFunc)( PSH_Globals globals );
+
+
+ typedef struct PSH_Globals_FuncsRec_
+ {
+ PSH_Globals_NewFunc create;
+ PSH_Globals_SetScaleFunc set_scale;
+ PSH_Globals_DestroyFunc destroy;
+
+ } PSH_Globals_FuncsRec, *PSH_Globals_Funcs;
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** PUBLIC TYPE 1 HINTS RECORDER *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /*************************************************************************
+ *
+ * @type:
+ * T1_Hints
+ *
+ * @description:
+ * This is a handle to an opaque structure used to record glyph hints
+ * from a Type 1 character glyph character string.
+ *
+ * The methods used to operate on this object are defined by the
+ * @T1_Hints_FuncsRec structure. Recording glyph hints is normally
+ * achieved through the following scheme:
+ *
+ * - Open a new hint recording session by calling the `open' method.
+ * This rewinds the recorder and prepare it for new input.
+ *
+ * - For each hint found in the glyph charstring, call the corresponding
+ * method (`stem', `stem3', or `reset'). Note that these functions do
+ * not return an error code.
+ *
+ * - Close the recording session by calling the `close' method. It
+ * returns an error code if the hints were invalid or something
+ * strange happened (e.g., memory shortage).
+ *
+ * The hints accumulated in the object can later be used by the
+ * PostScript hinter.
+ *
+ */
+ typedef struct T1_HintsRec_* T1_Hints;
+
+
+ /*************************************************************************
+ *
+ * @type:
+ * T1_Hints_Funcs
+ *
+ * @description:
+ * A pointer to the @T1_Hints_FuncsRec structure that defines the API of
+ * a given @T1_Hints object.
+ *
+ */
+ typedef const struct T1_Hints_FuncsRec_* T1_Hints_Funcs;
+
+
+ /*************************************************************************
+ *
+ * @functype:
+ * T1_Hints_OpenFunc
+ *
+ * @description:
+ * A method of the @T1_Hints class used to prepare it for a new Type 1
+ * hints recording session.
+ *
+ * @input:
+ * hints ::
+ * A handle to the Type 1 hints recorder.
+ *
+ * @note:
+ * You should always call the @T1_Hints_CloseFunc method in order to
+ * close an opened recording session.
+ *
+ */
+ typedef void
+ (*T1_Hints_OpenFunc)( T1_Hints hints );
+
+
+ /*************************************************************************
+ *
+ * @functype:
+ * T1_Hints_SetStemFunc
+ *
+ * @description:
+ * A method of the @T1_Hints class used to record a new horizontal or
+ * vertical stem. This corresponds to the Type 1 `hstem' and `vstem'
+ * operators.
+ *
+ * @input:
+ * hints ::
+ * A handle to the Type 1 hints recorder.
+ *
+ * dimension ::
+ * 0 for horizontal stems (hstem), 1 for vertical ones (vstem).
+ *
+ * coords ::
+ * Array of 2 coordinates in 16.16 format, used as (position,length)
+ * stem descriptor.
+ *
+ * @note:
+ * Use vertical coordinates (y) for horizontal stems (dim=0). Use
+ * horizontal coordinates (x) for vertical stems (dim=1).
+ *
+ * `coords[0]' is the absolute stem position (lowest coordinate);
+ * `coords[1]' is the length.
+ *
+ * The length can be negative, in which case it must be either -20 or
+ * -21. It is interpreted as a `ghost' stem, according to the Type 1
+ * specification.
+ *
+ * If the length is -21 (corresponding to a bottom ghost stem), then
+ * the real stem position is `coords[0]+coords[1]'.
+ *
+ */
+ typedef void
+ (*T1_Hints_SetStemFunc)( T1_Hints hints,
+ FT_UInt dimension,
+ FT_Fixed* coords );
+
+
+ /*************************************************************************
+ *
+ * @functype:
+ * T1_Hints_SetStem3Func
+ *
+ * @description:
+ * A method of the @T1_Hints class used to record three
+ * counter-controlled horizontal or vertical stems at once.
+ *
+ * @input:
+ * hints ::
+ * A handle to the Type 1 hints recorder.
+ *
+ * dimension ::
+ * 0 for horizontal stems, 1 for vertical ones.
+ *
+ * coords ::
+ * An array of 6 values in 16.16 format, holding 3 (position,length)
+ * pairs for the counter-controlled stems.
+ *
+ * @note:
+ * Use vertical coordinates (y) for horizontal stems (dim=0). Use
+ * horizontal coordinates (x) for vertical stems (dim=1).
+ *
+ * The lengths cannot be negative (ghost stems are never
+ * counter-controlled).
+ *
+ */
+ typedef void
+ (*T1_Hints_SetStem3Func)( T1_Hints hints,
+ FT_UInt dimension,
+ FT_Fixed* coords );
+
+
+ /*************************************************************************
+ *
+ * @functype:
+ * T1_Hints_ResetFunc
+ *
+ * @description:
+ * A method of the @T1_Hints class used to reset the stems hints in a
+ * recording session.
+ *
+ * @input:
+ * hints ::
+ * A handle to the Type 1 hints recorder.
+ *
+ * end_point ::
+ * The index of the last point in the input glyph in which the
+ * previously defined hints apply.
+ *
+ */
+ typedef void
+ (*T1_Hints_ResetFunc)( T1_Hints hints,
+ FT_UInt end_point );
+
+
+ /*************************************************************************
+ *
+ * @functype:
+ * T1_Hints_CloseFunc
+ *
+ * @description:
+ * A method of the @T1_Hints class used to close a hint recording
+ * session.
+ *
+ * @input:
+ * hints ::
+ * A handle to the Type 1 hints recorder.
+ *
+ * end_point ::
+ * The index of the last point in the input glyph.
+ *
+ * @return:
+ * FreeType error code. 0 means success.
+ *
+ * @note:
+ * The error code is set to indicate that an error occurred during the
+ * recording session.
+ *
+ */
+ typedef FT_Error
+ (*T1_Hints_CloseFunc)( T1_Hints hints,
+ FT_UInt end_point );
+
+
+ /*************************************************************************
+ *
+ * @functype:
+ * T1_Hints_ApplyFunc
+ *
+ * @description:
+ * A method of the @T1_Hints class used to apply hints to the
+ * corresponding glyph outline. Must be called once all hints have been
+ * recorded.
+ *
+ * @input:
+ * hints ::
+ * A handle to the Type 1 hints recorder.
+ *
+ * outline ::
+ * A pointer to the target outline descriptor.
+ *
+ * globals ::
+ * The hinter globals for this font.
+ *
+ * hint_mode ::
+ * Hinting information.
+ *
+ * @return:
+ * FreeType error code. 0 means success.
+ *
+ * @note:
+ * On input, all points within the outline are in font coordinates. On
+ * output, they are in 1/64th of pixels.
+ *
+ * The scaling transformation is taken from the `globals' object which
+ * must correspond to the same font as the glyph.
+ *
+ */
+ typedef FT_Error
+ (*T1_Hints_ApplyFunc)( T1_Hints hints,
+ FT_Outline* outline,
+ PSH_Globals globals,
+ FT_Render_Mode hint_mode );
+
+
+ /*************************************************************************
+ *
+ * @struct:
+ * T1_Hints_FuncsRec
+ *
+ * @description:
+ * The structure used to provide the API to @T1_Hints objects.
+ *
+ * @fields:
+ * hints ::
+ * A handle to the T1 Hints recorder.
+ *
+ * open ::
+ * The function to open a recording session.
+ *
+ * close ::
+ * The function to close a recording session.
+ *
+ * stem ::
+ * The function to set a simple stem.
+ *
+ * stem3 ::
+ * The function to set counter-controlled stems.
+ *
+ * reset ::
+ * The function to reset stem hints.
+ *
+ * apply ::
+ * The function to apply the hints to the corresponding glyph outline.
+ *
+ */
+ typedef struct T1_Hints_FuncsRec_
+ {
+ T1_Hints hints;
+ T1_Hints_OpenFunc open;
+ T1_Hints_CloseFunc close;
+ T1_Hints_SetStemFunc stem;
+ T1_Hints_SetStem3Func stem3;
+ T1_Hints_ResetFunc reset;
+ T1_Hints_ApplyFunc apply;
+
+ } T1_Hints_FuncsRec;
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** PUBLIC TYPE 2 HINTS RECORDER *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /*************************************************************************
+ *
+ * @type:
+ * T2_Hints
+ *
+ * @description:
+ * This is a handle to an opaque structure used to record glyph hints
+ * from a Type 2 character glyph character string.
+ *
+ * The methods used to operate on this object are defined by the
+ * @T2_Hints_FuncsRec structure. Recording glyph hints is normally
+ * achieved through the following scheme:
+ *
+ * - Open a new hint recording session by calling the `open' method.
+ * This rewinds the recorder and prepare it for new input.
+ *
+ * - For each hint found in the glyph charstring, call the corresponding
+ * method (`stems', `hintmask', `counters'). Note that these
+ * functions do not return an error code.
+ *
+ * - Close the recording session by calling the `close' method. It
+ * returns an error code if the hints were invalid or something
+ * strange happened (e.g., memory shortage).
+ *
+ * The hints accumulated in the object can later be used by the
+ * Postscript hinter.
+ *
+ */
+ typedef struct T2_HintsRec_* T2_Hints;
+
+
+ /*************************************************************************
+ *
+ * @type:
+ * T2_Hints_Funcs
+ *
+ * @description:
+ * A pointer to the @T2_Hints_FuncsRec structure that defines the API of
+ * a given @T2_Hints object.
+ *
+ */
+ typedef const struct T2_Hints_FuncsRec_* T2_Hints_Funcs;
+
+
+ /*************************************************************************
+ *
+ * @functype:
+ * T2_Hints_OpenFunc
+ *
+ * @description:
+ * A method of the @T2_Hints class used to prepare it for a new Type 2
+ * hints recording session.
+ *
+ * @input:
+ * hints ::
+ * A handle to the Type 2 hints recorder.
+ *
+ * @note:
+ * You should always call the @T2_Hints_CloseFunc method in order to
+ * close an opened recording session.
+ *
+ */
+ typedef void
+ (*T2_Hints_OpenFunc)( T2_Hints hints );
+
+
+ /*************************************************************************
+ *
+ * @functype:
+ * T2_Hints_StemsFunc
+ *
+ * @description:
+ * A method of the @T2_Hints class used to set the table of stems in
+ * either the vertical or horizontal dimension. Equivalent to the
+ * `hstem', `vstem', `hstemhm', and `vstemhm' Type 2 operators.
+ *
+ * @input:
+ * hints ::
+ * A handle to the Type 2 hints recorder.
+ *
+ * dimension ::
+ * 0 for horizontal stems (hstem), 1 for vertical ones (vstem).
+ *
+ * count ::
+ * The number of stems.
+ *
+ * coords ::
+ * An array of `count' (position,length) pairs in 16.16 format.
+ *
+ * @note:
+ * Use vertical coordinates (y) for horizontal stems (dim=0). Use
+ * horizontal coordinates (x) for vertical stems (dim=1).
+ *
+ * There are `2*count' elements in the `coords' array. Each even
+ * element is an absolute position in font units, each odd element is a
+ * length in font units.
+ *
+ * A length can be negative, in which case it must be either -20 or
+ * -21. It is interpreted as a `ghost' stem, according to the Type 1
+ * specification.
+ *
+ */
+ typedef void
+ (*T2_Hints_StemsFunc)( T2_Hints hints,
+ FT_UInt dimension,
+ FT_UInt count,
+ FT_Fixed* coordinates );
+
+
+ /*************************************************************************
+ *
+ * @functype:
+ * T2_Hints_MaskFunc
+ *
+ * @description:
+ * A method of the @T2_Hints class used to set a given hintmask (this
+ * corresponds to the `hintmask' Type 2 operator).
+ *
+ * @input:
+ * hints ::
+ * A handle to the Type 2 hints recorder.
+ *
+ * end_point ::
+ * The glyph index of the last point to which the previously defined
+ * or activated hints apply.
+ *
+ * bit_count ::
+ * The number of bits in the hint mask.
+ *
+ * bytes ::
+ * An array of bytes modelling the hint mask.
+ *
+ * @note:
+ * If the hintmask starts the charstring (before any glyph point
+ * definition), the value of `end_point' should be 0.
+ *
+ * `bit_count' is the number of meaningful bits in the `bytes' array; it
+ * must be equal to the total number of hints defined so far (i.e.,
+ * horizontal+verticals).
+ *
+ * The `bytes' array can come directly from the Type 2 charstring and
+ * respects the same format.
+ *
+ */
+ typedef void
+ (*T2_Hints_MaskFunc)( T2_Hints hints,
+ FT_UInt end_point,
+ FT_UInt bit_count,
+ const FT_Byte* bytes );
+
+
+ /*************************************************************************
+ *
+ * @functype:
+ * T2_Hints_CounterFunc
+ *
+ * @description:
+ * A method of the @T2_Hints class used to set a given counter mask
+ * (this corresponds to the `hintmask' Type 2 operator).
+ *
+ * @input:
+ * hints ::
+ * A handle to the Type 2 hints recorder.
+ *
+ * end_point ::
+ * A glyph index of the last point to which the previously defined or
+ * active hints apply.
+ *
+ * bit_count ::
+ * The number of bits in the hint mask.
+ *
+ * bytes ::
+ * An array of bytes modelling the hint mask.
+ *
+ * @note:
+ * If the hintmask starts the charstring (before any glyph point
+ * definition), the value of `end_point' should be 0.
+ *
+ * `bit_count' is the number of meaningful bits in the `bytes' array; it
+ * must be equal to the total number of hints defined so far (i.e.,
+ * horizontal+verticals).
+ *
+ * The `bytes' array can come directly from the Type 2 charstring and
+ * respects the same format.
+ *
+ */
+ typedef void
+ (*T2_Hints_CounterFunc)( T2_Hints hints,
+ FT_UInt bit_count,
+ const FT_Byte* bytes );
+
+
+ /*************************************************************************
+ *
+ * @functype:
+ * T2_Hints_CloseFunc
+ *
+ * @description:
+ * A method of the @T2_Hints class used to close a hint recording
+ * session.
+ *
+ * @input:
+ * hints ::
+ * A handle to the Type 2 hints recorder.
+ *
+ * end_point ::
+ * The index of the last point in the input glyph.
+ *
+ * @return:
+ * FreeType error code. 0 means success.
+ *
+ * @note:
+ * The error code is set to indicate that an error occurred during the
+ * recording session.
+ *
+ */
+ typedef FT_Error
+ (*T2_Hints_CloseFunc)( T2_Hints hints,
+ FT_UInt end_point );
+
+
+ /*************************************************************************
+ *
+ * @functype:
+ * T2_Hints_ApplyFunc
+ *
+ * @description:
+ * A method of the @T2_Hints class used to apply hints to the
+ * corresponding glyph outline. Must be called after the `close'
+ * method.
+ *
+ * @input:
+ * hints ::
+ * A handle to the Type 2 hints recorder.
+ *
+ * outline ::
+ * A pointer to the target outline descriptor.
+ *
+ * globals ::
+ * The hinter globals for this font.
+ *
+ * hint_mode ::
+ * Hinting information.
+ *
+ * @return:
+ * FreeType error code. 0 means success.
+ *
+ * @note:
+ * On input, all points within the outline are in font coordinates. On
+ * output, they are in 1/64th of pixels.
+ *
+ * The scaling transformation is taken from the `globals' object which
+ * must correspond to the same font than the glyph.
+ *
+ */
+ typedef FT_Error
+ (*T2_Hints_ApplyFunc)( T2_Hints hints,
+ FT_Outline* outline,
+ PSH_Globals globals,
+ FT_Render_Mode hint_mode );
+
+
+ /*************************************************************************
+ *
+ * @struct:
+ * T2_Hints_FuncsRec
+ *
+ * @description:
+ * The structure used to provide the API to @T2_Hints objects.
+ *
+ * @fields:
+ * hints ::
+ * A handle to the T2 hints recorder object.
+ *
+ * open ::
+ * The function to open a recording session.
+ *
+ * close ::
+ * The function to close a recording session.
+ *
+ * stems ::
+ * The function to set the dimension's stems table.
+ *
+ * hintmask ::
+ * The function to set hint masks.
+ *
+ * counter ::
+ * The function to set counter masks.
+ *
+ * apply ::
+ * The function to apply the hints on the corresponding glyph outline.
+ *
+ */
+ typedef struct T2_Hints_FuncsRec_
+ {
+ T2_Hints hints;
+ T2_Hints_OpenFunc open;
+ T2_Hints_CloseFunc close;
+ T2_Hints_StemsFunc stems;
+ T2_Hints_MaskFunc hintmask;
+ T2_Hints_CounterFunc counter;
+ T2_Hints_ApplyFunc apply;
+
+ } T2_Hints_FuncsRec;
+
+
+ /* */
+
+
+ typedef struct PSHinter_Interface_
+ {
+ PSH_Globals_Funcs (*get_globals_funcs)( FT_Module module );
+ T1_Hints_Funcs (*get_t1_funcs) ( FT_Module module );
+ T2_Hints_Funcs (*get_t2_funcs) ( FT_Module module );
+
+ } PSHinter_Interface;
+
+ typedef PSHinter_Interface* PSHinter_Service;
+
+#ifndef FT_CONFIG_OPTION_PIC
+
+#define FT_DEFINE_PSHINTER_INTERFACE(class_, get_globals_funcs_, \
+ get_t1_funcs_, get_t2_funcs_) \
+ static const PSHinter_Interface class_ = \
+ { \
+ get_globals_funcs_, get_t1_funcs_, get_t2_funcs_ \
+ };
+
+#else /* FT_CONFIG_OPTION_PIC */
+
+#define FT_DEFINE_PSHINTER_INTERFACE(class_, get_globals_funcs_, \
+ get_t1_funcs_, get_t2_funcs_) \
+ void \
+ FT_Init_Class_##class_( FT_Library library, \
+ PSHinter_Interface* clazz) \
+ { \
+ FT_UNUSED(library); \
+ clazz->get_globals_funcs = get_globals_funcs_; \
+ clazz->get_t1_funcs = get_t1_funcs_; \
+ clazz->get_t2_funcs = get_t2_funcs_; \
+ }
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+FT_END_HEADER
+
+#endif /* __PSHINTS_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* svbdf.h */
+/* */
+/* The FreeType BDF services (specification). */
+/* */
+/* Copyright 2003, 2009, 2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __SVBDF_H__
+#define __SVBDF_H__
+
+#include FT_BDF_H
+#include FT_INTERNAL_SERVICE_H
+
+
+FT_BEGIN_HEADER
+
+
+#define FT_SERVICE_ID_BDF "bdf"
+
+ typedef FT_Error
+ (*FT_BDF_GetCharsetIdFunc)( FT_Face face,
+ const char* *acharset_encoding,
+ const char* *acharset_registry );
+
+ typedef FT_Error
+ (*FT_BDF_GetPropertyFunc)( FT_Face face,
+ const char* prop_name,
+ BDF_PropertyRec *aproperty );
+
+
+ FT_DEFINE_SERVICE( BDF )
+ {
+ FT_BDF_GetCharsetIdFunc get_charset_id;
+ FT_BDF_GetPropertyFunc get_property;
+ };
+
+
+#ifndef FT_CONFIG_OPTION_PIC
+
+#define FT_DEFINE_SERVICE_BDFRec( class_, \
+ get_charset_id_, \
+ get_property_ ) \
+ static const FT_Service_BDFRec class_ = \
+ { \
+ get_charset_id_, get_property_ \
+ };
+
+#else /* FT_CONFIG_OPTION_PIC */
+
+#define FT_DEFINE_SERVICE_BDFRec( class_, \
+ get_charset_id_, \
+ get_property_ ) \
+ void \
+ FT_Init_Class_ ## class_( FT_Service_BDFRec* clazz ) \
+ { \
+ clazz->get_charset_id = get_charset_id_; \
+ clazz->get_property = get_property_; \
+ }
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+ /* */
+
+
+FT_END_HEADER
+
+
+#endif /* __SVBDF_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* svcid.h */
+/* */
+/* The FreeType CID font services (specification). */
+/* */
+/* Copyright 2007, 2009, 2012 by Derek Clegg, Michael Toftdal. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __SVCID_H__
+#define __SVCID_H__
+
+#include FT_INTERNAL_SERVICE_H
+
+
+FT_BEGIN_HEADER
+
+
+#define FT_SERVICE_ID_CID "CID"
+
+ typedef FT_Error
+ (*FT_CID_GetRegistryOrderingSupplementFunc)( FT_Face face,
+ const char* *registry,
+ const char* *ordering,
+ FT_Int *supplement );
+ typedef FT_Error
+ (*FT_CID_GetIsInternallyCIDKeyedFunc)( FT_Face face,
+ FT_Bool *is_cid );
+ typedef FT_Error
+ (*FT_CID_GetCIDFromGlyphIndexFunc)( FT_Face face,
+ FT_UInt glyph_index,
+ FT_UInt *cid );
+
+ FT_DEFINE_SERVICE( CID )
+ {
+ FT_CID_GetRegistryOrderingSupplementFunc get_ros;
+ FT_CID_GetIsInternallyCIDKeyedFunc get_is_cid;
+ FT_CID_GetCIDFromGlyphIndexFunc get_cid_from_glyph_index;
+ };
+
+
+#ifndef FT_CONFIG_OPTION_PIC
+
+#define FT_DEFINE_SERVICE_CIDREC( class_, \
+ get_ros_, \
+ get_is_cid_, \
+ get_cid_from_glyph_index_ ) \
+ static const FT_Service_CIDRec class_ = \
+ { \
+ get_ros_, get_is_cid_, get_cid_from_glyph_index_ \
+ };
+
+#else /* FT_CONFIG_OPTION_PIC */
+
+#define FT_DEFINE_SERVICE_CIDREC( class_, \
+ get_ros_, \
+ get_is_cid_, \
+ get_cid_from_glyph_index_ ) \
+ void \
+ FT_Init_Class_ ## class_( FT_Library library, \
+ FT_Service_CIDRec* clazz ) \
+ { \
+ FT_UNUSED( library ); \
+ \
+ clazz->get_ros = get_ros_; \
+ clazz->get_is_cid = get_is_cid_; \
+ clazz->get_cid_from_glyph_index = get_cid_from_glyph_index_; \
+ }
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+ /* */
+
+
+FT_END_HEADER
+
+
+#endif /* __SVCID_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* svgldict.h */
+/* */
+/* The FreeType glyph dictionary services (specification). */
+/* */
+/* Copyright 2003, 2009, 2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __SVGLDICT_H__
+#define __SVGLDICT_H__
+
+#include FT_INTERNAL_SERVICE_H
+
+
+FT_BEGIN_HEADER
+
+
+ /*
+ * A service used to retrieve glyph names, as well as to find the
+ * index of a given glyph name in a font.
+ *
+ */
+
+#define FT_SERVICE_ID_GLYPH_DICT "glyph-dict"
+
+
+ typedef FT_Error
+ (*FT_GlyphDict_GetNameFunc)( FT_Face face,
+ FT_UInt glyph_index,
+ FT_Pointer buffer,
+ FT_UInt buffer_max );
+
+ typedef FT_UInt
+ (*FT_GlyphDict_NameIndexFunc)( FT_Face face,
+ FT_String* glyph_name );
+
+
+ FT_DEFINE_SERVICE( GlyphDict )
+ {
+ FT_GlyphDict_GetNameFunc get_name;
+ FT_GlyphDict_NameIndexFunc name_index; /* optional */
+ };
+
+
+#ifndef FT_CONFIG_OPTION_PIC
+
+#define FT_DEFINE_SERVICE_GLYPHDICTREC( class_, \
+ get_name_, \
+ name_index_) \
+ static const FT_Service_GlyphDictRec class_ = \
+ { \
+ get_name_, name_index_ \
+ };
+
+#else /* FT_CONFIG_OPTION_PIC */
+
+#define FT_DEFINE_SERVICE_GLYPHDICTREC( class_, \
+ get_name_, \
+ name_index_) \
+ void \
+ FT_Init_Class_ ## class_( FT_Library library, \
+ FT_Service_GlyphDictRec* clazz ) \
+ { \
+ FT_UNUSED( library ); \
+ \
+ clazz->get_name = get_name_; \
+ clazz->name_index = name_index_; \
+ }
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+ /* */
+
+
+FT_END_HEADER
+
+
+#endif /* __SVGLDICT_H__ */
--- /dev/null
+/***************************************************************************/
+/* */
+/* svgxval.h */
+/* */
+/* FreeType API for validating TrueTypeGX/AAT tables (specification). */
+/* */
+/* Copyright 2004, 2005 by */
+/* Masatake YAMATO, Red Hat K.K., */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/***************************************************************************/
+/* */
+/* gxvalid is derived from both gxlayout module and otvalid module. */
+/* Development of gxlayout is supported by the Information-technology */
+/* Promotion Agency(IPA), Japan. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __SVGXVAL_H__
+#define __SVGXVAL_H__
+
+#include FT_GX_VALIDATE_H
+#include FT_INTERNAL_VALIDATE_H
+
+FT_BEGIN_HEADER
+
+
+#define FT_SERVICE_ID_GX_VALIDATE "truetypegx-validate"
+#define FT_SERVICE_ID_CLASSICKERN_VALIDATE "classickern-validate"
+
+ typedef FT_Error
+ (*gxv_validate_func)( FT_Face face,
+ FT_UInt gx_flags,
+ FT_Bytes tables[FT_VALIDATE_GX_LENGTH],
+ FT_UInt table_length );
+
+
+ typedef FT_Error
+ (*ckern_validate_func)( FT_Face face,
+ FT_UInt ckern_flags,
+ FT_Bytes *ckern_table );
+
+
+ FT_DEFINE_SERVICE( GXvalidate )
+ {
+ gxv_validate_func validate;
+ };
+
+ FT_DEFINE_SERVICE( CKERNvalidate )
+ {
+ ckern_validate_func validate;
+ };
+
+ /* */
+
+
+FT_END_HEADER
+
+
+#endif /* __SVGXVAL_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* svkern.h */
+/* */
+/* The FreeType Kerning service (specification). */
+/* */
+/* Copyright 2006 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __SVKERN_H__
+#define __SVKERN_H__
+
+#include FT_INTERNAL_SERVICE_H
+#include FT_TRUETYPE_TABLES_H
+
+
+FT_BEGIN_HEADER
+
+#define FT_SERVICE_ID_KERNING "kerning"
+
+
+ typedef FT_Error
+ (*FT_Kerning_TrackGetFunc)( FT_Face face,
+ FT_Fixed point_size,
+ FT_Int degree,
+ FT_Fixed* akerning );
+
+ FT_DEFINE_SERVICE( Kerning )
+ {
+ FT_Kerning_TrackGetFunc get_track;
+ };
+
+ /* */
+
+
+FT_END_HEADER
+
+
+#endif /* __SVKERN_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* svmm.h */
+/* */
+/* The FreeType Multiple Masters and GX var services (specification). */
+/* */
+/* Copyright 2003, 2004, 2009, 2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __SVMM_H__
+#define __SVMM_H__
+
+#include FT_INTERNAL_SERVICE_H
+
+
+FT_BEGIN_HEADER
+
+
+ /*
+ * A service used to manage multiple-masters data in a given face.
+ *
+ * See the related APIs in `ftmm.h' (FT_MULTIPLE_MASTERS_H).
+ *
+ */
+
+#define FT_SERVICE_ID_MULTI_MASTERS "multi-masters"
+
+
+ typedef FT_Error
+ (*FT_Get_MM_Func)( FT_Face face,
+ FT_Multi_Master* master );
+
+ typedef FT_Error
+ (*FT_Get_MM_Var_Func)( FT_Face face,
+ FT_MM_Var* *master );
+
+ typedef FT_Error
+ (*FT_Set_MM_Design_Func)( FT_Face face,
+ FT_UInt num_coords,
+ FT_Long* coords );
+
+ typedef FT_Error
+ (*FT_Set_Var_Design_Func)( FT_Face face,
+ FT_UInt num_coords,
+ FT_Fixed* coords );
+
+ typedef FT_Error
+ (*FT_Set_MM_Blend_Func)( FT_Face face,
+ FT_UInt num_coords,
+ FT_Long* coords );
+
+
+ FT_DEFINE_SERVICE( MultiMasters )
+ {
+ FT_Get_MM_Func get_mm;
+ FT_Set_MM_Design_Func set_mm_design;
+ FT_Set_MM_Blend_Func set_mm_blend;
+ FT_Get_MM_Var_Func get_mm_var;
+ FT_Set_Var_Design_Func set_var_design;
+ };
+
+
+#ifndef FT_CONFIG_OPTION_PIC
+
+#define FT_DEFINE_SERVICE_MULTIMASTERSREC( class_, \
+ get_mm_, \
+ set_mm_design_, \
+ set_mm_blend_, \
+ get_mm_var_, \
+ set_var_design_ ) \
+ static const FT_Service_MultiMastersRec class_ = \
+ { \
+ get_mm_, set_mm_design_, set_mm_blend_, get_mm_var_, set_var_design_ \
+ };
+
+#else /* FT_CONFIG_OPTION_PIC */
+
+#define FT_DEFINE_SERVICE_MULTIMASTERSREC( class_, \
+ get_mm_, \
+ set_mm_design_, \
+ set_mm_blend_, \
+ get_mm_var_, \
+ set_var_design_ ) \
+ void \
+ FT_Init_Class_ ## class_( FT_Service_MultiMastersRec* clazz ) \
+ { \
+ clazz->get_mm = get_mm_; \
+ clazz->set_mm_design = set_mm_design_; \
+ clazz->set_mm_blend = set_mm_blend_; \
+ clazz->get_mm_var = get_mm_var_; \
+ clazz->set_var_design = set_var_design_; \
+ }
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+ /* */
+
+
+FT_END_HEADER
+
+#endif /* __SVMM_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* svotval.h */
+/* */
+/* The FreeType OpenType validation service (specification). */
+/* */
+/* Copyright 2004, 2006 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __SVOTVAL_H__
+#define __SVOTVAL_H__
+
+#include FT_OPENTYPE_VALIDATE_H
+#include FT_INTERNAL_VALIDATE_H
+
+FT_BEGIN_HEADER
+
+
+#define FT_SERVICE_ID_OPENTYPE_VALIDATE "opentype-validate"
+
+
+ typedef FT_Error
+ (*otv_validate_func)( FT_Face volatile face,
+ FT_UInt ot_flags,
+ FT_Bytes *base,
+ FT_Bytes *gdef,
+ FT_Bytes *gpos,
+ FT_Bytes *gsub,
+ FT_Bytes *jstf );
+
+
+ FT_DEFINE_SERVICE( OTvalidate )
+ {
+ otv_validate_func validate;
+ };
+
+ /* */
+
+
+FT_END_HEADER
+
+
+#endif /* __SVOTVAL_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* svpfr.h */
+/* */
+/* Internal PFR service functions (specification). */
+/* */
+/* Copyright 2003, 2006 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __SVPFR_H__
+#define __SVPFR_H__
+
+#include FT_PFR_H
+#include FT_INTERNAL_SERVICE_H
+
+
+FT_BEGIN_HEADER
+
+
+#define FT_SERVICE_ID_PFR_METRICS "pfr-metrics"
+
+
+ typedef FT_Error
+ (*FT_PFR_GetMetricsFunc)( FT_Face face,
+ FT_UInt *aoutline,
+ FT_UInt *ametrics,
+ FT_Fixed *ax_scale,
+ FT_Fixed *ay_scale );
+
+ typedef FT_Error
+ (*FT_PFR_GetKerningFunc)( FT_Face face,
+ FT_UInt left,
+ FT_UInt right,
+ FT_Vector *avector );
+
+ typedef FT_Error
+ (*FT_PFR_GetAdvanceFunc)( FT_Face face,
+ FT_UInt gindex,
+ FT_Pos *aadvance );
+
+
+ FT_DEFINE_SERVICE( PfrMetrics )
+ {
+ FT_PFR_GetMetricsFunc get_metrics;
+ FT_PFR_GetKerningFunc get_kerning;
+ FT_PFR_GetAdvanceFunc get_advance;
+
+ };
+
+ /* */
+
+FT_END_HEADER
+
+#endif /* __SVPFR_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* svpostnm.h */
+/* */
+/* The FreeType PostScript name services (specification). */
+/* */
+/* Copyright 2003, 2007, 2009, 2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __SVPOSTNM_H__
+#define __SVPOSTNM_H__
+
+#include FT_INTERNAL_SERVICE_H
+
+
+FT_BEGIN_HEADER
+
+ /*
+ * A trivial service used to retrieve the PostScript name of a given
+ * font when available. The `get_name' field should never be NULL.
+ *
+ * The corresponding function can return NULL to indicate that the
+ * PostScript name is not available.
+ *
+ * The name is owned by the face and will be destroyed with it.
+ */
+
+#define FT_SERVICE_ID_POSTSCRIPT_FONT_NAME "postscript-font-name"
+
+
+ typedef const char*
+ (*FT_PsName_GetFunc)( FT_Face face );
+
+
+ FT_DEFINE_SERVICE( PsFontName )
+ {
+ FT_PsName_GetFunc get_ps_font_name;
+ };
+
+
+#ifndef FT_CONFIG_OPTION_PIC
+
+#define FT_DEFINE_SERVICE_PSFONTNAMEREC( class_, get_ps_font_name_ ) \
+ static const FT_Service_PsFontNameRec class_ = \
+ { \
+ get_ps_font_name_ \
+ };
+
+#else /* FT_CONFIG_OPTION_PIC */
+
+#define FT_DEFINE_SERVICE_PSFONTNAMEREC( class_, get_ps_font_name_ ) \
+ void \
+ FT_Init_Class_ ## class_( FT_Library library, \
+ FT_Service_PsFontNameRec* clazz ) \
+ { \
+ FT_UNUSED( library ); \
+ \
+ clazz->get_ps_font_name = get_ps_font_name_; \
+ }
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+ /* */
+
+
+FT_END_HEADER
+
+
+#endif /* __SVPOSTNM_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* svpscmap.h */
+/* */
+/* The FreeType PostScript charmap service (specification). */
+/* */
+/* Copyright 2003, 2006, 2009, 2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __SVPSCMAP_H__
+#define __SVPSCMAP_H__
+
+#include FT_INTERNAL_OBJECTS_H
+
+
+FT_BEGIN_HEADER
+
+
+#define FT_SERVICE_ID_POSTSCRIPT_CMAPS "postscript-cmaps"
+
+
+ /*
+ * Adobe glyph name to unicode value.
+ */
+ typedef FT_UInt32
+ (*PS_Unicode_ValueFunc)( const char* glyph_name );
+
+ /*
+ * Macintosh name id to glyph name. NULL if invalid index.
+ */
+ typedef const char*
+ (*PS_Macintosh_NameFunc)( FT_UInt name_index );
+
+ /*
+ * Adobe standard string ID to glyph name. NULL if invalid index.
+ */
+ typedef const char*
+ (*PS_Adobe_Std_StringsFunc)( FT_UInt string_index );
+
+
+ /*
+ * Simple unicode -> glyph index charmap built from font glyph names
+ * table.
+ */
+ typedef struct PS_UniMap_
+ {
+ FT_UInt32 unicode; /* bit 31 set: is glyph variant */
+ FT_UInt glyph_index;
+
+ } PS_UniMap;
+
+
+ typedef struct PS_UnicodesRec_* PS_Unicodes;
+
+ typedef struct PS_UnicodesRec_
+ {
+ FT_CMapRec cmap;
+ FT_UInt num_maps;
+ PS_UniMap* maps;
+
+ } PS_UnicodesRec;
+
+
+ /*
+ * A function which returns a glyph name for a given index. Returns
+ * NULL if invalid index.
+ */
+ typedef const char*
+ (*PS_GetGlyphNameFunc)( FT_Pointer data,
+ FT_UInt string_index );
+
+ /*
+ * A function used to release the glyph name returned by
+ * PS_GetGlyphNameFunc, when needed
+ */
+ typedef void
+ (*PS_FreeGlyphNameFunc)( FT_Pointer data,
+ const char* name );
+
+ typedef FT_Error
+ (*PS_Unicodes_InitFunc)( FT_Memory memory,
+ PS_Unicodes unicodes,
+ FT_UInt num_glyphs,
+ PS_GetGlyphNameFunc get_glyph_name,
+ PS_FreeGlyphNameFunc free_glyph_name,
+ FT_Pointer glyph_data );
+
+ typedef FT_UInt
+ (*PS_Unicodes_CharIndexFunc)( PS_Unicodes unicodes,
+ FT_UInt32 unicode );
+
+ typedef FT_UInt32
+ (*PS_Unicodes_CharNextFunc)( PS_Unicodes unicodes,
+ FT_UInt32 *unicode );
+
+
+ FT_DEFINE_SERVICE( PsCMaps )
+ {
+ PS_Unicode_ValueFunc unicode_value;
+
+ PS_Unicodes_InitFunc unicodes_init;
+ PS_Unicodes_CharIndexFunc unicodes_char_index;
+ PS_Unicodes_CharNextFunc unicodes_char_next;
+
+ PS_Macintosh_NameFunc macintosh_name;
+ PS_Adobe_Std_StringsFunc adobe_std_strings;
+ const unsigned short* adobe_std_encoding;
+ const unsigned short* adobe_expert_encoding;
+ };
+
+
+#ifndef FT_CONFIG_OPTION_PIC
+
+#define FT_DEFINE_SERVICE_PSCMAPSREC( class_, \
+ unicode_value_, \
+ unicodes_init_, \
+ unicodes_char_index_, \
+ unicodes_char_next_, \
+ macintosh_name_, \
+ adobe_std_strings_, \
+ adobe_std_encoding_, \
+ adobe_expert_encoding_ ) \
+ static const FT_Service_PsCMapsRec class_ = \
+ { \
+ unicode_value_, unicodes_init_, \
+ unicodes_char_index_, unicodes_char_next_, macintosh_name_, \
+ adobe_std_strings_, adobe_std_encoding_, adobe_expert_encoding_ \
+ };
+
+#else /* FT_CONFIG_OPTION_PIC */
+
+#define FT_DEFINE_SERVICE_PSCMAPSREC( class_, \
+ unicode_value_, \
+ unicodes_init_, \
+ unicodes_char_index_, \
+ unicodes_char_next_, \
+ macintosh_name_, \
+ adobe_std_strings_, \
+ adobe_std_encoding_, \
+ adobe_expert_encoding_ ) \
+ void \
+ FT_Init_Class_ ## class_( FT_Library library, \
+ FT_Service_PsCMapsRec* clazz ) \
+ { \
+ FT_UNUSED( library ); \
+ \
+ clazz->unicode_value = unicode_value_; \
+ clazz->unicodes_init = unicodes_init_; \
+ clazz->unicodes_char_index = unicodes_char_index_; \
+ clazz->unicodes_char_next = unicodes_char_next_; \
+ clazz->macintosh_name = macintosh_name_; \
+ clazz->adobe_std_strings = adobe_std_strings_; \
+ clazz->adobe_std_encoding = adobe_std_encoding_; \
+ clazz->adobe_expert_encoding = adobe_expert_encoding_; \
+ }
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+ /* */
+
+
+FT_END_HEADER
+
+
+#endif /* __SVPSCMAP_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* svpsinfo.h */
+/* */
+/* The FreeType PostScript info service (specification). */
+/* */
+/* Copyright 2003, 2004, 2009, 2011, 2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __SVPSINFO_H__
+#define __SVPSINFO_H__
+
+#include FT_INTERNAL_SERVICE_H
+#include FT_INTERNAL_TYPE1_TYPES_H
+
+
+FT_BEGIN_HEADER
+
+
+#define FT_SERVICE_ID_POSTSCRIPT_INFO "postscript-info"
+
+
+ typedef FT_Error
+ (*PS_GetFontInfoFunc)( FT_Face face,
+ PS_FontInfoRec* afont_info );
+
+ typedef FT_Error
+ (*PS_GetFontExtraFunc)( FT_Face face,
+ PS_FontExtraRec* afont_extra );
+
+ typedef FT_Int
+ (*PS_HasGlyphNamesFunc)( FT_Face face );
+
+ typedef FT_Error
+ (*PS_GetFontPrivateFunc)( FT_Face face,
+ PS_PrivateRec* afont_private );
+
+ typedef FT_Long
+ (*PS_GetFontValueFunc)( FT_Face face,
+ PS_Dict_Keys key,
+ FT_UInt idx,
+ void *value,
+ FT_Long value_len );
+
+
+ FT_DEFINE_SERVICE( PsInfo )
+ {
+ PS_GetFontInfoFunc ps_get_font_info;
+ PS_GetFontExtraFunc ps_get_font_extra;
+ PS_HasGlyphNamesFunc ps_has_glyph_names;
+ PS_GetFontPrivateFunc ps_get_font_private;
+ PS_GetFontValueFunc ps_get_font_value;
+ };
+
+
+#ifndef FT_CONFIG_OPTION_PIC
+
+#define FT_DEFINE_SERVICE_PSINFOREC( class_, \
+ get_font_info_, \
+ ps_get_font_extra_, \
+ has_glyph_names_, \
+ get_font_private_, \
+ get_font_value_ ) \
+ static const FT_Service_PsInfoRec class_ = \
+ { \
+ get_font_info_, ps_get_font_extra_, has_glyph_names_, \
+ get_font_private_, get_font_value_ \
+ };
+
+#else /* FT_CONFIG_OPTION_PIC */
+
+#define FT_DEFINE_SERVICE_PSINFOREC( class_, \
+ get_font_info_, \
+ ps_get_font_extra_, \
+ has_glyph_names_, \
+ get_font_private_, \
+ get_font_value_ ) \
+ void \
+ FT_Init_Class_ ## class_( FT_Library library, \
+ FT_Service_PsInfoRec* clazz ) \
+ { \
+ FT_UNUSED( library ); \
+ \
+ clazz->ps_get_font_info = get_font_info_; \
+ clazz->ps_get_font_extra = ps_get_font_extra_; \
+ clazz->ps_has_glyph_names = has_glyph_names_; \
+ clazz->ps_get_font_private = get_font_private_; \
+ clazz->ps_get_font_value = get_font_value_; \
+ }
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+ /* */
+
+
+FT_END_HEADER
+
+
+#endif /* __SVPSINFO_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* svsfnt.h */
+/* */
+/* The FreeType SFNT table loading service (specification). */
+/* */
+/* Copyright 2003, 2004, 2009, 2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __SVSFNT_H__
+#define __SVSFNT_H__
+
+#include FT_INTERNAL_SERVICE_H
+#include FT_TRUETYPE_TABLES_H
+
+
+FT_BEGIN_HEADER
+
+
+ /*
+ * SFNT table loading service.
+ */
+
+#define FT_SERVICE_ID_SFNT_TABLE "sfnt-table"
+
+
+ /*
+ * Used to implement FT_Load_Sfnt_Table().
+ */
+ typedef FT_Error
+ (*FT_SFNT_TableLoadFunc)( FT_Face face,
+ FT_ULong tag,
+ FT_Long offset,
+ FT_Byte* buffer,
+ FT_ULong* length );
+
+ /*
+ * Used to implement FT_Get_Sfnt_Table().
+ */
+ typedef void*
+ (*FT_SFNT_TableGetFunc)( FT_Face face,
+ FT_Sfnt_Tag tag );
+
+
+ /*
+ * Used to implement FT_Sfnt_Table_Info().
+ */
+ typedef FT_Error
+ (*FT_SFNT_TableInfoFunc)( FT_Face face,
+ FT_UInt idx,
+ FT_ULong *tag,
+ FT_ULong *offset,
+ FT_ULong *length );
+
+
+ FT_DEFINE_SERVICE( SFNT_Table )
+ {
+ FT_SFNT_TableLoadFunc load_table;
+ FT_SFNT_TableGetFunc get_table;
+ FT_SFNT_TableInfoFunc table_info;
+ };
+
+
+#ifndef FT_CONFIG_OPTION_PIC
+
+#define FT_DEFINE_SERVICE_SFNT_TABLEREC( class_, load_, get_, info_ ) \
+ static const FT_Service_SFNT_TableRec class_ = \
+ { \
+ load_, get_, info_ \
+ };
+
+#else /* FT_CONFIG_OPTION_PIC */
+
+#define FT_DEFINE_SERVICE_SFNT_TABLEREC( class_, load_, get_, info_ ) \
+ void \
+ FT_Init_Class_ ## class_( FT_Service_SFNT_TableRec* clazz ) \
+ { \
+ clazz->load_table = load_; \
+ clazz->get_table = get_; \
+ clazz->table_info = info_; \
+ }
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+ /* */
+
+
+FT_END_HEADER
+
+
+#endif /* __SVSFNT_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* svttcmap.h */
+/* */
+/* The FreeType TrueType/sfnt cmap extra information service. */
+/* */
+/* Copyright 2003 by */
+/* Masatake YAMATO, Redhat K.K. */
+/* */
+/* Copyright 2003, 2008, 2009, 2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/* Development of this service is support of
+ Information-technology Promotion Agency, Japan. */
+
+#ifndef __SVTTCMAP_H__
+#define __SVTTCMAP_H__
+
+#include FT_INTERNAL_SERVICE_H
+#include FT_TRUETYPE_TABLES_H
+
+
+FT_BEGIN_HEADER
+
+
+#define FT_SERVICE_ID_TT_CMAP "tt-cmaps"
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* TT_CMapInfo */
+ /* */
+ /* <Description> */
+ /* A structure used to store TrueType/sfnt specific cmap information */
+ /* which is not covered by the generic @FT_CharMap structure. This */
+ /* structure can be accessed with the @FT_Get_TT_CMap_Info function. */
+ /* */
+ /* <Fields> */
+ /* language :: */
+ /* The language ID used in Mac fonts. Definitions of values are in */
+ /* freetype/ttnameid.h. */
+ /* */
+ /* format :: */
+ /* The cmap format. OpenType 1.5 defines the formats 0 (byte */
+ /* encoding table), 2~(high-byte mapping through table), 4~(segment */
+ /* mapping to delta values), 6~(trimmed table mapping), 8~(mixed */
+ /* 16-bit and 32-bit coverage), 10~(trimmed array), 12~(segmented */
+ /* coverage), and 14 (Unicode Variation Sequences). */
+ /* */
+ typedef struct TT_CMapInfo_
+ {
+ FT_ULong language;
+ FT_Long format;
+
+ } TT_CMapInfo;
+
+
+ typedef FT_Error
+ (*TT_CMap_Info_GetFunc)( FT_CharMap charmap,
+ TT_CMapInfo *cmap_info );
+
+
+ FT_DEFINE_SERVICE( TTCMaps )
+ {
+ TT_CMap_Info_GetFunc get_cmap_info;
+ };
+
+#ifndef FT_CONFIG_OPTION_PIC
+
+#define FT_DEFINE_SERVICE_TTCMAPSREC( class_, get_cmap_info_ ) \
+ static const FT_Service_TTCMapsRec class_ = \
+ { \
+ get_cmap_info_ \
+ };
+
+#else /* FT_CONFIG_OPTION_PIC */
+
+#define FT_DEFINE_SERVICE_TTCMAPSREC( class_, get_cmap_info_ ) \
+ void \
+ FT_Init_Class_ ## class_( FT_Library library, \
+ FT_Service_TTCMapsRec* clazz ) \
+ { \
+ FT_UNUSED( library ); \
+ \
+ clazz->get_cmap_info = get_cmap_info_; \
+ }
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+ /* */
+
+
+FT_END_HEADER
+
+#endif /* __SVTTCMAP_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* svtteng.h */
+/* */
+/* The FreeType TrueType engine query service (specification). */
+/* */
+/* Copyright 2006 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __SVTTENG_H__
+#define __SVTTENG_H__
+
+#include FT_INTERNAL_SERVICE_H
+#include FT_MODULE_H
+
+
+FT_BEGIN_HEADER
+
+
+ /*
+ * SFNT table loading service.
+ */
+
+#define FT_SERVICE_ID_TRUETYPE_ENGINE "truetype-engine"
+
+ /*
+ * Used to implement FT_Get_TrueType_Engine_Type
+ */
+
+ FT_DEFINE_SERVICE( TrueTypeEngine )
+ {
+ FT_TrueTypeEngineType engine_type;
+ };
+
+ /* */
+
+
+FT_END_HEADER
+
+
+#endif /* __SVTTENG_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* svttglyf.h */
+/* */
+/* The FreeType TrueType glyph service. */
+/* */
+/* Copyright 2007, 2009, 2012 by David Turner. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+#ifndef __SVTTGLYF_H__
+#define __SVTTGLYF_H__
+
+#include FT_INTERNAL_SERVICE_H
+#include FT_TRUETYPE_TABLES_H
+
+
+FT_BEGIN_HEADER
+
+
+#define FT_SERVICE_ID_TT_GLYF "tt-glyf"
+
+
+ typedef FT_ULong
+ (*TT_Glyf_GetLocationFunc)( FT_Face face,
+ FT_UInt gindex,
+ FT_ULong *psize );
+
+ FT_DEFINE_SERVICE( TTGlyf )
+ {
+ TT_Glyf_GetLocationFunc get_location;
+ };
+
+
+#ifndef FT_CONFIG_OPTION_PIC
+
+#define FT_DEFINE_SERVICE_TTGLYFREC( class_, get_location_ ) \
+ static const FT_Service_TTGlyfRec class_ = \
+ { \
+ get_location_ \
+ };
+
+#else /* FT_CONFIG_OPTION_PIC */
+
+#define FT_DEFINE_SERVICE_TTGLYFREC( class_, get_location_ ) \
+ void \
+ FT_Init_Class_ ## class_( FT_Service_TTGlyfRec* clazz ) \
+ { \
+ clazz->get_location = get_location_; \
+ }
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+ /* */
+
+
+FT_END_HEADER
+
+#endif /* __SVTTGLYF_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* svwinfnt.h */
+/* */
+/* The FreeType Windows FNT/FONT service (specification). */
+/* */
+/* Copyright 2003 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __SVWINFNT_H__
+#define __SVWINFNT_H__
+
+#include FT_INTERNAL_SERVICE_H
+#include FT_WINFONTS_H
+
+
+FT_BEGIN_HEADER
+
+
+#define FT_SERVICE_ID_WINFNT "winfonts"
+
+ typedef FT_Error
+ (*FT_WinFnt_GetHeaderFunc)( FT_Face face,
+ FT_WinFNT_HeaderRec *aheader );
+
+
+ FT_DEFINE_SERVICE( WinFnt )
+ {
+ FT_WinFnt_GetHeaderFunc get_header;
+ };
+
+ /* */
+
+
+FT_END_HEADER
+
+
+#endif /* __SVWINFNT_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* svxf86nm.h */
+/* */
+/* The FreeType XFree86 services (specification only). */
+/* */
+/* Copyright 2003 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __SVXF86NM_H__
+#define __SVXF86NM_H__
+
+#include FT_INTERNAL_SERVICE_H
+
+
+FT_BEGIN_HEADER
+
+
+ /*
+ * A trivial service used to return the name of a face's font driver,
+ * according to the XFree86 nomenclature. Note that the service data
+ * is a simple constant string pointer.
+ */
+
+#define FT_SERVICE_ID_XF86_NAME "xf86-driver-name"
+
+#define FT_XF86_FORMAT_TRUETYPE "TrueType"
+#define FT_XF86_FORMAT_TYPE_1 "Type 1"
+#define FT_XF86_FORMAT_BDF "BDF"
+#define FT_XF86_FORMAT_PCF "PCF"
+#define FT_XF86_FORMAT_TYPE_42 "Type 42"
+#define FT_XF86_FORMAT_CID "CID Type 1"
+#define FT_XF86_FORMAT_CFF "CFF"
+#define FT_XF86_FORMAT_PFR "PFR"
+#define FT_XF86_FORMAT_WINFNT "Windows FNT"
+
+ /* */
+
+
+FT_END_HEADER
+
+
+#endif /* __SVXF86NM_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* sfnt.h */
+/* */
+/* High-level `sfnt' driver interface (specification). */
+/* */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __SFNT_H__
+#define __SFNT_H__
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_DRIVER_H
+#include FT_INTERNAL_TRUETYPE_TYPES_H
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* TT_Init_Face_Func */
+ /* */
+ /* <Description> */
+ /* First part of the SFNT face object initialization. This finds */
+ /* the face in a SFNT file or collection, and load its format tag in */
+ /* face->format_tag. */
+ /* */
+ /* <Input> */
+ /* stream :: The input stream. */
+ /* */
+ /* face :: A handle to the target face object. */
+ /* */
+ /* face_index :: The index of the TrueType font, if we are opening a */
+ /* collection. */
+ /* */
+ /* num_params :: The number of additional parameters. */
+ /* */
+ /* params :: Optional additional parameters. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ /* <Note> */
+ /* The stream cursor must be at the font file's origin. */
+ /* */
+ /* This function recognizes fonts embedded in a `TrueType */
+ /* collection'. */
+ /* */
+ /* Once the format tag has been validated by the font driver, it */
+ /* should then call the TT_Load_Face_Func() callback to read the rest */
+ /* of the SFNT tables in the object. */
+ /* */
+ typedef FT_Error
+ (*TT_Init_Face_Func)( FT_Stream stream,
+ TT_Face face,
+ FT_Int face_index,
+ FT_Int num_params,
+ FT_Parameter* params );
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* TT_Load_Face_Func */
+ /* */
+ /* <Description> */
+ /* Second part of the SFNT face object initialization. This loads */
+ /* the common SFNT tables (head, OS/2, maxp, metrics, etc.) in the */
+ /* face object. */
+ /* */
+ /* <Input> */
+ /* stream :: The input stream. */
+ /* */
+ /* face :: A handle to the target face object. */
+ /* */
+ /* face_index :: The index of the TrueType font, if we are opening a */
+ /* collection. */
+ /* */
+ /* num_params :: The number of additional parameters. */
+ /* */
+ /* params :: Optional additional parameters. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ /* <Note> */
+ /* This function must be called after TT_Init_Face_Func(). */
+ /* */
+ typedef FT_Error
+ (*TT_Load_Face_Func)( FT_Stream stream,
+ TT_Face face,
+ FT_Int face_index,
+ FT_Int num_params,
+ FT_Parameter* params );
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* TT_Done_Face_Func */
+ /* */
+ /* <Description> */
+ /* A callback used to delete the common SFNT data from a face. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the target face object. */
+ /* */
+ /* <Note> */
+ /* This function does NOT destroy the face object. */
+ /* */
+ typedef void
+ (*TT_Done_Face_Func)( TT_Face face );
+
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* TT_Load_SFNT_HeaderRec_Func */
+ /* */
+ /* <Description> */
+ /* Loads the header of a SFNT font file. Supports collections. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the target face object. */
+ /* */
+ /* stream :: The input stream. */
+ /* */
+ /* face_index :: The index of the TrueType font, if we are opening a */
+ /* collection. */
+ /* */
+ /* <Output> */
+ /* sfnt :: The SFNT header. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ /* <Note> */
+ /* The stream cursor must be at the font file's origin. */
+ /* */
+ /* This function recognizes fonts embedded in a `TrueType */
+ /* collection'. */
+ /* */
+ /* This function checks that the header is valid by looking at the */
+ /* values of `search_range', `entry_selector', and `range_shift'. */
+ /* */
+ typedef FT_Error
+ (*TT_Load_SFNT_HeaderRec_Func)( TT_Face face,
+ FT_Stream stream,
+ FT_Long face_index,
+ SFNT_Header sfnt );
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* TT_Load_Directory_Func */
+ /* */
+ /* <Description> */
+ /* Loads the table directory into a face object. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the target face object. */
+ /* */
+ /* stream :: The input stream. */
+ /* */
+ /* sfnt :: The SFNT header. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ /* <Note> */
+ /* The stream cursor must be on the first byte after the 4-byte font */
+ /* format tag. This is the case just after a call to */
+ /* TT_Load_Format_Tag(). */
+ /* */
+ typedef FT_Error
+ (*TT_Load_Directory_Func)( TT_Face face,
+ FT_Stream stream,
+ SFNT_Header sfnt );
+
+#endif /* FT_CONFIG_OPTION_OLD_INTERNALS */
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* TT_Load_Any_Func */
+ /* */
+ /* <Description> */
+ /* Load any font table into client memory. */
+ /* */
+ /* <Input> */
+ /* face :: The face object to look for. */
+ /* */
+ /* tag :: The tag of table to load. Use the value 0 if you want */
+ /* to access the whole font file, else set this parameter */
+ /* to a valid TrueType table tag that you can forge with */
+ /* the MAKE_TT_TAG macro. */
+ /* */
+ /* offset :: The starting offset in the table (or the file if */
+ /* tag == 0). */
+ /* */
+ /* length :: The address of the decision variable: */
+ /* */
+ /* If length == NULL: */
+ /* Loads the whole table. Returns an error if */
+ /* `offset' == 0! */
+ /* */
+ /* If *length == 0: */
+ /* Exits immediately; returning the length of the given */
+ /* table or of the font file, depending on the value of */
+ /* `tag'. */
+ /* */
+ /* If *length != 0: */
+ /* Loads the next `length' bytes of table or font, */
+ /* starting at offset `offset' (in table or font too). */
+ /* */
+ /* <Output> */
+ /* buffer :: The address of target buffer. */
+ /* */
+ /* <Return> */
+ /* TrueType error code. 0 means success. */
+ /* */
+ typedef FT_Error
+ (*TT_Load_Any_Func)( TT_Face face,
+ FT_ULong tag,
+ FT_Long offset,
+ FT_Byte *buffer,
+ FT_ULong* length );
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* TT_Find_SBit_Image_Func */
+ /* */
+ /* <Description> */
+ /* Check whether an embedded bitmap (an `sbit') exists for a given */
+ /* glyph, at a given strike. */
+ /* */
+ /* <Input> */
+ /* face :: The target face object. */
+ /* */
+ /* glyph_index :: The glyph index. */
+ /* */
+ /* strike_index :: The current strike index. */
+ /* */
+ /* <Output> */
+ /* arange :: The SBit range containing the glyph index. */
+ /* */
+ /* astrike :: The SBit strike containing the glyph index. */
+ /* */
+ /* aglyph_offset :: The offset of the glyph data in `EBDT' table. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. Returns */
+ /* SFNT_Err_Invalid_Argument if no sbit exists for the requested */
+ /* glyph. */
+ /* */
+ typedef FT_Error
+ (*TT_Find_SBit_Image_Func)( TT_Face face,
+ FT_UInt glyph_index,
+ FT_ULong strike_index,
+ TT_SBit_Range *arange,
+ TT_SBit_Strike *astrike,
+ FT_ULong *aglyph_offset );
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* TT_Load_SBit_Metrics_Func */
+ /* */
+ /* <Description> */
+ /* Get the big metrics for a given embedded bitmap. */
+ /* */
+ /* <Input> */
+ /* stream :: The input stream. */
+ /* */
+ /* range :: The SBit range containing the glyph. */
+ /* */
+ /* <Output> */
+ /* big_metrics :: A big SBit metrics structure for the glyph. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ /* <Note> */
+ /* The stream cursor must be positioned at the glyph's offset within */
+ /* the `EBDT' table before the call. */
+ /* */
+ /* If the image format uses variable metrics, the stream cursor is */
+ /* positioned just after the metrics header in the `EBDT' table on */
+ /* function exit. */
+ /* */
+ typedef FT_Error
+ (*TT_Load_SBit_Metrics_Func)( FT_Stream stream,
+ TT_SBit_Range range,
+ TT_SBit_Metrics metrics );
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* TT_Load_SBit_Image_Func */
+ /* */
+ /* <Description> */
+ /* Load a given glyph sbit image from the font resource. This also */
+ /* returns its metrics. */
+ /* */
+ /* <Input> */
+ /* face :: */
+ /* The target face object. */
+ /* */
+ /* strike_index :: */
+ /* The strike index. */
+ /* */
+ /* glyph_index :: */
+ /* The current glyph index. */
+ /* */
+ /* load_flags :: */
+ /* The current load flags. */
+ /* */
+ /* stream :: */
+ /* The input stream. */
+ /* */
+ /* <Output> */
+ /* amap :: */
+ /* The target pixmap. */
+ /* */
+ /* ametrics :: */
+ /* A big sbit metrics structure for the glyph image. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. Returns an error if no */
+ /* glyph sbit exists for the index. */
+ /* */
+ /* <Note> */
+ /* The `map.buffer' field is always freed before the glyph is loaded. */
+ /* */
+ typedef FT_Error
+ (*TT_Load_SBit_Image_Func)( TT_Face face,
+ FT_ULong strike_index,
+ FT_UInt glyph_index,
+ FT_UInt load_flags,
+ FT_Stream stream,
+ FT_Bitmap *amap,
+ TT_SBit_MetricsRec *ametrics );
+
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* TT_Set_SBit_Strike_OldFunc */
+ /* */
+ /* <Description> */
+ /* Select an sbit strike for a given size request. */
+ /* */
+ /* <Input> */
+ /* face :: The target face object. */
+ /* */
+ /* req :: The size request. */
+ /* */
+ /* <Output> */
+ /* astrike_index :: The index of the sbit strike. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. Returns an error if no */
+ /* sbit strike exists for the selected ppem values. */
+ /* */
+ typedef FT_Error
+ (*TT_Set_SBit_Strike_OldFunc)( TT_Face face,
+ FT_UInt x_ppem,
+ FT_UInt y_ppem,
+ FT_ULong* astrike_index );
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* TT_CharMap_Load_Func */
+ /* */
+ /* <Description> */
+ /* Loads a given TrueType character map into memory. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the parent face object. */
+ /* */
+ /* stream :: A handle to the current stream object. */
+ /* */
+ /* <InOut> */
+ /* cmap :: A pointer to a cmap object. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ /* <Note> */
+ /* The function assumes that the stream is already in use (i.e., */
+ /* opened). In case of error, all partially allocated tables are */
+ /* released. */
+ /* */
+ typedef FT_Error
+ (*TT_CharMap_Load_Func)( TT_Face face,
+ void* cmap,
+ FT_Stream input );
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* TT_CharMap_Free_Func */
+ /* */
+ /* <Description> */
+ /* Destroys a character mapping table. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the parent face object. */
+ /* */
+ /* cmap :: A handle to a cmap object. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ typedef FT_Error
+ (*TT_CharMap_Free_Func)( TT_Face face,
+ void* cmap );
+
+#endif /* FT_CONFIG_OPTION_OLD_INTERNALS */
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* TT_Set_SBit_Strike_Func */
+ /* */
+ /* <Description> */
+ /* Select an sbit strike for a given size request. */
+ /* */
+ /* <Input> */
+ /* face :: The target face object. */
+ /* */
+ /* req :: The size request. */
+ /* */
+ /* <Output> */
+ /* astrike_index :: The index of the sbit strike. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. Returns an error if no */
+ /* sbit strike exists for the selected ppem values. */
+ /* */
+ typedef FT_Error
+ (*TT_Set_SBit_Strike_Func)( TT_Face face,
+ FT_Size_Request req,
+ FT_ULong* astrike_index );
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* TT_Load_Strike_Metrics_Func */
+ /* */
+ /* <Description> */
+ /* Load the metrics of a given strike. */
+ /* */
+ /* <Input> */
+ /* face :: The target face object. */
+ /* */
+ /* strike_index :: The strike index. */
+ /* */
+ /* <Output> */
+ /* metrics :: the metrics of the strike. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. Returns an error if no */
+ /* such sbit strike exists. */
+ /* */
+ typedef FT_Error
+ (*TT_Load_Strike_Metrics_Func)( TT_Face face,
+ FT_ULong strike_index,
+ FT_Size_Metrics* metrics );
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* TT_Get_PS_Name_Func */
+ /* */
+ /* <Description> */
+ /* Get the PostScript glyph name of a glyph. */
+ /* */
+ /* <Input> */
+ /* idx :: The glyph index. */
+ /* */
+ /* PSname :: The address of a string pointer. Will be NULL in case */
+ /* of error, otherwise it is a pointer to the glyph name. */
+ /* */
+ /* You must not modify the returned string! */
+ /* */
+ /* <Output> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ typedef FT_Error
+ (*TT_Get_PS_Name_Func)( TT_Face face,
+ FT_UInt idx,
+ FT_String** PSname );
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* TT_Load_Metrics_Func */
+ /* */
+ /* <Description> */
+ /* Load a metrics table, which is a table with a horizontal and a */
+ /* vertical version. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the target face object. */
+ /* */
+ /* stream :: The input stream. */
+ /* */
+ /* vertical :: A boolean flag. If set, load the vertical one. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ typedef FT_Error
+ (*TT_Load_Metrics_Func)( TT_Face face,
+ FT_Stream stream,
+ FT_Bool vertical );
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* TT_Get_Metrics_Func */
+ /* */
+ /* <Description> */
+ /* Load the horizontal or vertical header in a face object. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the target face object. */
+ /* */
+ /* stream :: The input stream. */
+ /* */
+ /* vertical :: A boolean flag. If set, load vertical metrics. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ typedef FT_Error
+ (*TT_Get_Metrics_Func)( TT_Face face,
+ FT_Bool vertical,
+ FT_UInt gindex,
+ FT_Short* abearing,
+ FT_UShort* aadvance );
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* TT_Load_Table_Func */
+ /* */
+ /* <Description> */
+ /* Load a given TrueType table. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the target face object. */
+ /* */
+ /* stream :: The input stream. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ /* <Note> */
+ /* The function uses `face->goto_table' to seek the stream to the */
+ /* start of the table, except while loading the font directory. */
+ /* */
+ typedef FT_Error
+ (*TT_Load_Table_Func)( TT_Face face,
+ FT_Stream stream );
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* TT_Free_Table_Func */
+ /* */
+ /* <Description> */
+ /* Free a given TrueType table. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the target face object. */
+ /* */
+ typedef void
+ (*TT_Free_Table_Func)( TT_Face face );
+
+
+ /*
+ * @functype:
+ * TT_Face_GetKerningFunc
+ *
+ * @description:
+ * Return the horizontal kerning value between two glyphs.
+ *
+ * @input:
+ * face :: A handle to the source face object.
+ * left_glyph :: The left glyph index.
+ * right_glyph :: The right glyph index.
+ *
+ * @return:
+ * The kerning value in font units.
+ */
+ typedef FT_Int
+ (*TT_Face_GetKerningFunc)( TT_Face face,
+ FT_UInt left_glyph,
+ FT_UInt right_glyph );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* SFNT_Interface */
+ /* */
+ /* <Description> */
+ /* This structure holds pointers to the functions used to load and */
+ /* free the basic tables that are required in a `sfnt' font file. */
+ /* */
+ /* <Fields> */
+ /* Check the various xxx_Func() descriptions for details. */
+ /* */
+ typedef struct SFNT_Interface_
+ {
+ TT_Loader_GotoTableFunc goto_table;
+
+ TT_Init_Face_Func init_face;
+ TT_Load_Face_Func load_face;
+ TT_Done_Face_Func done_face;
+ FT_Module_Requester get_interface;
+
+ TT_Load_Any_Func load_any;
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+ TT_Load_SFNT_HeaderRec_Func load_sfnt_header;
+ TT_Load_Directory_Func load_directory;
+#endif
+
+ /* these functions are called by `load_face' but they can also */
+ /* be called from external modules, if there is a need to do so */
+ TT_Load_Table_Func load_head;
+ TT_Load_Metrics_Func load_hhea;
+ TT_Load_Table_Func load_cmap;
+ TT_Load_Table_Func load_maxp;
+ TT_Load_Table_Func load_os2;
+ TT_Load_Table_Func load_post;
+
+ TT_Load_Table_Func load_name;
+ TT_Free_Table_Func free_name;
+
+ /* optional tables */
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+ TT_Load_Table_Func load_hdmx_stub;
+ TT_Free_Table_Func free_hdmx_stub;
+#endif
+
+ /* this field was called `load_kerning' up to version 2.1.10 */
+ TT_Load_Table_Func load_kern;
+
+ TT_Load_Table_Func load_gasp;
+ TT_Load_Table_Func load_pclt;
+
+ /* see `ttload.h'; this field was called `load_bitmap_header' up to */
+ /* version 2.1.10 */
+ TT_Load_Table_Func load_bhed;
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+
+ /* see `ttsbit.h' */
+ TT_Set_SBit_Strike_OldFunc set_sbit_strike_stub;
+ TT_Load_Table_Func load_sbits_stub;
+
+ /*
+ * The following two fields appeared in version 2.1.8, and were placed
+ * between `load_sbits' and `load_sbit_image'. We support them as a
+ * special exception since they are used by Xfont library within the
+ * X.Org xserver, and because the probability that other rogue clients
+ * use the other version 2.1.7 fields below is _extremely_ low.
+ *
+ * Note that this forces us to disable an interesting memory-saving
+ * optimization though...
+ */
+
+ TT_Find_SBit_Image_Func find_sbit_image;
+ TT_Load_SBit_Metrics_Func load_sbit_metrics;
+
+#endif
+
+ TT_Load_SBit_Image_Func load_sbit_image;
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+ TT_Free_Table_Func free_sbits_stub;
+#endif
+
+ /* see `ttpost.h' */
+ TT_Get_PS_Name_Func get_psname;
+ TT_Free_Table_Func free_psnames;
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+ TT_CharMap_Load_Func load_charmap_stub;
+ TT_CharMap_Free_Func free_charmap_stub;
+#endif
+
+ /* starting here, the structure differs from version 2.1.7 */
+
+ /* this field was introduced in version 2.1.8, named `get_psname' */
+ TT_Face_GetKerningFunc get_kerning;
+
+ /* new elements introduced after version 2.1.10 */
+
+ /* load the font directory, i.e., the offset table and */
+ /* the table directory */
+ TT_Load_Table_Func load_font_dir;
+ TT_Load_Metrics_Func load_hmtx;
+
+ TT_Load_Table_Func load_eblc;
+ TT_Free_Table_Func free_eblc;
+
+ TT_Set_SBit_Strike_Func set_sbit_strike;
+ TT_Load_Strike_Metrics_Func load_strike_metrics;
+
+ TT_Get_Metrics_Func get_metrics;
+
+ } SFNT_Interface;
+
+
+ /* transitional */
+ typedef SFNT_Interface* SFNT_Service;
+
+#ifndef FT_CONFIG_OPTION_PIC
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+#define FT_DEFINE_DRIVERS_OLD_INTERNAL(a) \
+ a,
+#else
+ #define FT_DEFINE_DRIVERS_OLD_INTERNAL(a)
+#endif
+#define FT_INTERNAL(a) \
+ a,
+
+#define FT_DEFINE_SFNT_INTERFACE(class_, \
+ goto_table_, init_face_, load_face_, done_face_, get_interface_, \
+ load_any_, load_sfnt_header_, load_directory_, load_head_, \
+ load_hhea_, load_cmap_, load_maxp_, load_os2_, load_post_, \
+ load_name_, free_name_, load_hdmx_stub_, free_hdmx_stub_, \
+ load_kern_, load_gasp_, load_pclt_, load_bhed_, \
+ set_sbit_strike_stub_, load_sbits_stub_, find_sbit_image_, \
+ load_sbit_metrics_, load_sbit_image_, free_sbits_stub_, \
+ get_psname_, free_psnames_, load_charmap_stub_, free_charmap_stub_, \
+ get_kerning_, load_font_dir_, load_hmtx_, load_eblc_, free_eblc_, \
+ set_sbit_strike_, load_strike_metrics_, get_metrics_ ) \
+ static const SFNT_Interface class_ = \
+ { \
+ FT_INTERNAL(goto_table_) \
+ FT_INTERNAL(init_face_) \
+ FT_INTERNAL(load_face_) \
+ FT_INTERNAL(done_face_) \
+ FT_INTERNAL(get_interface_) \
+ FT_INTERNAL(load_any_) \
+ FT_DEFINE_DRIVERS_OLD_INTERNAL(load_sfnt_header_) \
+ FT_DEFINE_DRIVERS_OLD_INTERNAL(load_directory_) \
+ FT_INTERNAL(load_head_) \
+ FT_INTERNAL(load_hhea_) \
+ FT_INTERNAL(load_cmap_) \
+ FT_INTERNAL(load_maxp_) \
+ FT_INTERNAL(load_os2_) \
+ FT_INTERNAL(load_post_) \
+ FT_INTERNAL(load_name_) \
+ FT_INTERNAL(free_name_) \
+ FT_DEFINE_DRIVERS_OLD_INTERNAL(load_hdmx_stub_) \
+ FT_DEFINE_DRIVERS_OLD_INTERNAL(free_hdmx_stub_) \
+ FT_INTERNAL(load_kern_) \
+ FT_INTERNAL(load_gasp_) \
+ FT_INTERNAL(load_pclt_) \
+ FT_INTERNAL(load_bhed_) \
+ FT_DEFINE_DRIVERS_OLD_INTERNAL(set_sbit_strike_stub_) \
+ FT_DEFINE_DRIVERS_OLD_INTERNAL(load_sbits_stub_) \
+ FT_DEFINE_DRIVERS_OLD_INTERNAL(find_sbit_image_) \
+ FT_DEFINE_DRIVERS_OLD_INTERNAL(load_sbit_metrics_) \
+ FT_INTERNAL(load_sbit_image_) \
+ FT_DEFINE_DRIVERS_OLD_INTERNAL(free_sbits_stub_) \
+ FT_INTERNAL(get_psname_) \
+ FT_INTERNAL(free_psnames_) \
+ FT_DEFINE_DRIVERS_OLD_INTERNAL(load_charmap_stub_) \
+ FT_DEFINE_DRIVERS_OLD_INTERNAL(free_charmap_stub_) \
+ FT_INTERNAL(get_kerning_) \
+ FT_INTERNAL(load_font_dir_) \
+ FT_INTERNAL(load_hmtx_) \
+ FT_INTERNAL(load_eblc_) \
+ FT_INTERNAL(free_eblc_) \
+ FT_INTERNAL(set_sbit_strike_) \
+ FT_INTERNAL(load_strike_metrics_) \
+ FT_INTERNAL(get_metrics_) \
+ };
+
+#else /* FT_CONFIG_OPTION_PIC */
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+#define FT_DEFINE_DRIVERS_OLD_INTERNAL(a, a_) \
+ clazz->a = a_;
+#else
+ #define FT_DEFINE_DRIVERS_OLD_INTERNAL(a, a_)
+#endif
+#define FT_INTERNAL(a, a_) \
+ clazz->a = a_;
+
+#define FT_DEFINE_SFNT_INTERFACE(class_, \
+ goto_table_, init_face_, load_face_, done_face_, get_interface_, \
+ load_any_, load_sfnt_header_, load_directory_, load_head_, \
+ load_hhea_, load_cmap_, load_maxp_, load_os2_, load_post_, \
+ load_name_, free_name_, load_hdmx_stub_, free_hdmx_stub_, \
+ load_kern_, load_gasp_, load_pclt_, load_bhed_, \
+ set_sbit_strike_stub_, load_sbits_stub_, find_sbit_image_, \
+ load_sbit_metrics_, load_sbit_image_, free_sbits_stub_, \
+ get_psname_, free_psnames_, load_charmap_stub_, free_charmap_stub_, \
+ get_kerning_, load_font_dir_, load_hmtx_, load_eblc_, free_eblc_, \
+ set_sbit_strike_, load_strike_metrics_, get_metrics_ ) \
+ void \
+ FT_Init_Class_##class_( FT_Library library, SFNT_Interface* clazz ) \
+ { \
+ FT_UNUSED(library); \
+ FT_INTERNAL(goto_table,goto_table_) \
+ FT_INTERNAL(init_face,init_face_) \
+ FT_INTERNAL(load_face,load_face_) \
+ FT_INTERNAL(done_face,done_face_) \
+ FT_INTERNAL(get_interface,get_interface_) \
+ FT_INTERNAL(load_any,load_any_) \
+ FT_DEFINE_DRIVERS_OLD_INTERNAL(load_sfnt_header,load_sfnt_header_) \
+ FT_DEFINE_DRIVERS_OLD_INTERNAL(load_directory,load_directory_) \
+ FT_INTERNAL(load_head,load_head_) \
+ FT_INTERNAL(load_hhea,load_hhea_) \
+ FT_INTERNAL(load_cmap,load_cmap_) \
+ FT_INTERNAL(load_maxp,load_maxp_) \
+ FT_INTERNAL(load_os2,load_os2_) \
+ FT_INTERNAL(load_post,load_post_) \
+ FT_INTERNAL(load_name,load_name_) \
+ FT_INTERNAL(free_name,free_name_) \
+ FT_DEFINE_DRIVERS_OLD_INTERNAL(load_hdmx_stub,load_hdmx_stub_) \
+ FT_DEFINE_DRIVERS_OLD_INTERNAL(free_hdmx_stub,free_hdmx_stub_) \
+ FT_INTERNAL(load_kern,load_kern_) \
+ FT_INTERNAL(load_gasp,load_gasp_) \
+ FT_INTERNAL(load_pclt,load_pclt_) \
+ FT_INTERNAL(load_bhed,load_bhed_) \
+ FT_DEFINE_DRIVERS_OLD_INTERNAL(set_sbit_strike_stub,set_sbit_strike_stub_) \
+ FT_DEFINE_DRIVERS_OLD_INTERNAL(load_sbits_stub,load_sbits_stub_) \
+ FT_DEFINE_DRIVERS_OLD_INTERNAL(find_sbit_image,find_sbit_image_) \
+ FT_DEFINE_DRIVERS_OLD_INTERNAL(load_sbit_metrics,load_sbit_metrics_) \
+ FT_INTERNAL(load_sbit_image,load_sbit_image_) \
+ FT_DEFINE_DRIVERS_OLD_INTERNAL(free_sbits_stub,free_sbits_stub_) \
+ FT_INTERNAL(get_psname,get_psname_) \
+ FT_INTERNAL(free_psnames,free_psnames_) \
+ FT_DEFINE_DRIVERS_OLD_INTERNAL(load_charmap_stub,load_charmap_stub_) \
+ FT_DEFINE_DRIVERS_OLD_INTERNAL(free_charmap_stub,free_charmap_stub_) \
+ FT_INTERNAL(get_kerning,get_kerning_) \
+ FT_INTERNAL(load_font_dir,load_font_dir_) \
+ FT_INTERNAL(load_hmtx,load_hmtx_) \
+ FT_INTERNAL(load_eblc,load_eblc_) \
+ FT_INTERNAL(free_eblc,free_eblc_) \
+ FT_INTERNAL(set_sbit_strike,set_sbit_strike_) \
+ FT_INTERNAL(load_strike_metrics,load_strike_metrics_) \
+ FT_INTERNAL(get_metrics,get_metrics_) \
+ }
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+FT_END_HEADER
+
+#endif /* __SFNT_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* t1types.h */
+/* */
+/* Basic Type1/Type2 type definitions and interface (specification */
+/* only). */
+/* */
+/* Copyright 1996-2004, 2006, 2008, 2009, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __T1TYPES_H__
+#define __T1TYPES_H__
+
+
+#include <ft2build.h>
+#include FT_TYPE1_TABLES_H
+#include FT_INTERNAL_POSTSCRIPT_HINTS_H
+#include FT_INTERNAL_SERVICE_H
+#include FT_SERVICE_POSTSCRIPT_CMAPS_H
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*** ***/
+ /*** ***/
+ /*** REQUIRED TYPE1/TYPE2 TABLES DEFINITIONS ***/
+ /*** ***/
+ /*** ***/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* T1_EncodingRec */
+ /* */
+ /* <Description> */
+ /* A structure modeling a custom encoding. */
+ /* */
+ /* <Fields> */
+ /* num_chars :: The number of character codes in the encoding. */
+ /* Usually 256. */
+ /* */
+ /* code_first :: The lowest valid character code in the encoding. */
+ /* */
+ /* code_last :: The highest valid character code in the encoding */
+ /* + 1. When equal to code_first there are no valid */
+ /* character codes. */
+ /* */
+ /* char_index :: An array of corresponding glyph indices. */
+ /* */
+ /* char_name :: An array of corresponding glyph names. */
+ /* */
+ typedef struct T1_EncodingRecRec_
+ {
+ FT_Int num_chars;
+ FT_Int code_first;
+ FT_Int code_last;
+
+ FT_UShort* char_index;
+ FT_String** char_name;
+
+ } T1_EncodingRec, *T1_Encoding;
+
+
+ /* used to hold extra data of PS_FontInfoRec that
+ * cannot be stored in the publicly defined structure.
+ *
+ * Note these can't be blended with multiple-masters.
+ */
+ typedef struct PS_FontExtraRec_
+ {
+ FT_UShort fs_type;
+
+ } PS_FontExtraRec;
+
+
+ typedef struct T1_FontRec_
+ {
+ PS_FontInfoRec font_info; /* font info dictionary */
+ PS_FontExtraRec font_extra; /* font info extra fields */
+ PS_PrivateRec private_dict; /* private dictionary */
+ FT_String* font_name; /* top-level dictionary */
+
+ T1_EncodingType encoding_type;
+ T1_EncodingRec encoding;
+
+ FT_Byte* subrs_block;
+ FT_Byte* charstrings_block;
+ FT_Byte* glyph_names_block;
+
+ FT_Int num_subrs;
+ FT_Byte** subrs;
+ FT_PtrDist* subrs_len;
+
+ FT_Int num_glyphs;
+ FT_String** glyph_names; /* array of glyph names */
+ FT_Byte** charstrings; /* array of glyph charstrings */
+ FT_PtrDist* charstrings_len;
+
+ FT_Byte paint_type;
+ FT_Byte font_type;
+ FT_Matrix font_matrix;
+ FT_Vector font_offset;
+ FT_BBox font_bbox;
+ FT_Long font_id;
+
+ FT_Fixed stroke_width;
+
+ } T1_FontRec, *T1_Font;
+
+
+ typedef struct CID_SubrsRec_
+ {
+ FT_UInt num_subrs;
+ FT_Byte** code;
+
+ } CID_SubrsRec, *CID_Subrs;
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*** ***/
+ /*** ***/
+ /*** AFM FONT INFORMATION STRUCTURES ***/
+ /*** ***/
+ /*** ***/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ typedef struct AFM_TrackKernRec_
+ {
+ FT_Int degree;
+ FT_Fixed min_ptsize;
+ FT_Fixed min_kern;
+ FT_Fixed max_ptsize;
+ FT_Fixed max_kern;
+
+ } AFM_TrackKernRec, *AFM_TrackKern;
+
+ typedef struct AFM_KernPairRec_
+ {
+ FT_Int index1;
+ FT_Int index2;
+ FT_Int x;
+ FT_Int y;
+
+ } AFM_KernPairRec, *AFM_KernPair;
+
+ typedef struct AFM_FontInfoRec_
+ {
+ FT_Bool IsCIDFont;
+ FT_BBox FontBBox;
+ FT_Fixed Ascender;
+ FT_Fixed Descender;
+ AFM_TrackKern TrackKerns; /* free if non-NULL */
+ FT_Int NumTrackKern;
+ AFM_KernPair KernPairs; /* free if non-NULL */
+ FT_Int NumKernPair;
+
+ } AFM_FontInfoRec, *AFM_FontInfo;
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*** ***/
+ /*** ***/
+ /*** ORIGINAL T1_FACE CLASS DEFINITION ***/
+ /*** ***/
+ /*** ***/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ typedef struct T1_FaceRec_* T1_Face;
+ typedef struct CID_FaceRec_* CID_Face;
+
+
+ typedef struct T1_FaceRec_
+ {
+ FT_FaceRec root;
+ T1_FontRec type1;
+ const void* psnames;
+ const void* psaux;
+ const void* afm_data;
+ FT_CharMapRec charmaprecs[2];
+ FT_CharMap charmaps[2];
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+ PS_Unicodes unicode_map;
+#endif
+
+ /* support for Multiple Masters fonts */
+ PS_Blend blend;
+
+ /* undocumented, optional: indices of subroutines that express */
+ /* the NormalizeDesignVector and the ConvertDesignVector procedure, */
+ /* respectively, as Type 2 charstrings; -1 if keywords not present */
+ FT_Int ndv_idx;
+ FT_Int cdv_idx;
+
+ /* undocumented, optional: has the same meaning as len_buildchar */
+ /* for Type 2 fonts; manipulated by othersubrs 19, 24, and 25 */
+ FT_UInt len_buildchar;
+ FT_Long* buildchar;
+
+ /* since version 2.1 - interface to PostScript hinter */
+ const void* pshinter;
+
+ } T1_FaceRec;
+
+
+ typedef struct CID_FaceRec_
+ {
+ FT_FaceRec root;
+ void* psnames;
+ void* psaux;
+ CID_FaceInfoRec cid;
+ PS_FontExtraRec font_extra;
+#if 0
+ void* afm_data;
+#endif
+ CID_Subrs subrs;
+
+ /* since version 2.1 - interface to PostScript hinter */
+ void* pshinter;
+
+ /* since version 2.1.8, but was originally positioned after `afm_data' */
+ FT_Byte* binary_data; /* used if hex data has been converted */
+ FT_Stream cid_stream;
+
+ } CID_FaceRec;
+
+
+FT_END_HEADER
+
+#endif /* __T1TYPES_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* tttypes.h */
+/* */
+/* Basic SFNT/TrueType type definitions and interface (specification */
+/* only). */
+/* */
+/* Copyright 1996-2001, 2002, 2004, 2005, 2006, 2007, 2008 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __TTTYPES_H__
+#define __TTTYPES_H__
+
+
+#include <ft2build.h>
+#include FT_TRUETYPE_TABLES_H
+#include FT_INTERNAL_OBJECTS_H
+
+#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
+#include FT_MULTIPLE_MASTERS_H
+#endif
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*** ***/
+ /*** ***/
+ /*** REQUIRED TRUETYPE/OPENTYPE TABLES DEFINITIONS ***/
+ /*** ***/
+ /*** ***/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* TTC_HeaderRec */
+ /* */
+ /* <Description> */
+ /* TrueType collection header. This table contains the offsets of */
+ /* the font headers of each distinct TrueType face in the file. */
+ /* */
+ /* <Fields> */
+ /* tag :: Must be `ttc ' to indicate a TrueType collection. */
+ /* */
+ /* version :: The version number. */
+ /* */
+ /* count :: The number of faces in the collection. The */
+ /* specification says this should be an unsigned long, but */
+ /* we use a signed long since we need the value -1 for */
+ /* specific purposes. */
+ /* */
+ /* offsets :: The offsets of the font headers, one per face. */
+ /* */
+ typedef struct TTC_HeaderRec_
+ {
+ FT_ULong tag;
+ FT_Fixed version;
+ FT_Long count;
+ FT_ULong* offsets;
+
+ } TTC_HeaderRec;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* SFNT_HeaderRec */
+ /* */
+ /* <Description> */
+ /* SFNT file format header. */
+ /* */
+ /* <Fields> */
+ /* format_tag :: The font format tag. */
+ /* */
+ /* num_tables :: The number of tables in file. */
+ /* */
+ /* search_range :: Must be `16 * (max power of 2 <= num_tables)'. */
+ /* */
+ /* entry_selector :: Must be log2 of `search_range / 16'. */
+ /* */
+ /* range_shift :: Must be `num_tables * 16 - search_range'. */
+ /* */
+ typedef struct SFNT_HeaderRec_
+ {
+ FT_ULong format_tag;
+ FT_UShort num_tables;
+ FT_UShort search_range;
+ FT_UShort entry_selector;
+ FT_UShort range_shift;
+
+ FT_ULong offset; /* not in file */
+
+ } SFNT_HeaderRec, *SFNT_Header;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* TT_TableRec */
+ /* */
+ /* <Description> */
+ /* This structure describes a given table of a TrueType font. */
+ /* */
+ /* <Fields> */
+ /* Tag :: A four-bytes tag describing the table. */
+ /* */
+ /* CheckSum :: The table checksum. This value can be ignored. */
+ /* */
+ /* Offset :: The offset of the table from the start of the TrueType */
+ /* font in its resource. */
+ /* */
+ /* Length :: The table length (in bytes). */
+ /* */
+ typedef struct TT_TableRec_
+ {
+ FT_ULong Tag; /* table type */
+ FT_ULong CheckSum; /* table checksum */
+ FT_ULong Offset; /* table file offset */
+ FT_ULong Length; /* table length */
+
+ } TT_TableRec, *TT_Table;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* TT_LongMetricsRec */
+ /* */
+ /* <Description> */
+ /* A structure modeling the long metrics of the `hmtx' and `vmtx' */
+ /* TrueType tables. The values are expressed in font units. */
+ /* */
+ /* <Fields> */
+ /* advance :: The advance width or height for the glyph. */
+ /* */
+ /* bearing :: The left-side or top-side bearing for the glyph. */
+ /* */
+ typedef struct TT_LongMetricsRec_
+ {
+ FT_UShort advance;
+ FT_Short bearing;
+
+ } TT_LongMetricsRec, *TT_LongMetrics;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* TT_ShortMetrics */
+ /* */
+ /* <Description> */
+ /* A simple type to model the short metrics of the `hmtx' and `vmtx' */
+ /* tables. */
+ /* */
+ typedef FT_Short TT_ShortMetrics;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* TT_NameEntryRec */
+ /* */
+ /* <Description> */
+ /* A structure modeling TrueType name records. Name records are used */
+ /* to store important strings like family name, style name, */
+ /* copyright, etc. in _localized_ versions (i.e., language, encoding, */
+ /* etc). */
+ /* */
+ /* <Fields> */
+ /* platformID :: The ID of the name's encoding platform. */
+ /* */
+ /* encodingID :: The platform-specific ID for the name's encoding. */
+ /* */
+ /* languageID :: The platform-specific ID for the name's language. */
+ /* */
+ /* nameID :: The ID specifying what kind of name this is. */
+ /* */
+ /* stringLength :: The length of the string in bytes. */
+ /* */
+ /* stringOffset :: The offset to the string in the `name' table. */
+ /* */
+ /* string :: A pointer to the string's bytes. Note that these */
+ /* are usually UTF-16 encoded characters. */
+ /* */
+ typedef struct TT_NameEntryRec_
+ {
+ FT_UShort platformID;
+ FT_UShort encodingID;
+ FT_UShort languageID;
+ FT_UShort nameID;
+ FT_UShort stringLength;
+ FT_ULong stringOffset;
+
+ /* this last field is not defined in the spec */
+ /* but used by the FreeType engine */
+
+ FT_Byte* string;
+
+ } TT_NameEntryRec, *TT_NameEntry;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* TT_NameTableRec */
+ /* */
+ /* <Description> */
+ /* A structure modeling the TrueType name table. */
+ /* */
+ /* <Fields> */
+ /* format :: The format of the name table. */
+ /* */
+ /* numNameRecords :: The number of names in table. */
+ /* */
+ /* storageOffset :: The offset of the name table in the `name' */
+ /* TrueType table. */
+ /* */
+ /* names :: An array of name records. */
+ /* */
+ /* stream :: the file's input stream. */
+ /* */
+ typedef struct TT_NameTableRec_
+ {
+ FT_UShort format;
+ FT_UInt numNameRecords;
+ FT_UInt storageOffset;
+ TT_NameEntryRec* names;
+ FT_Stream stream;
+
+ } TT_NameTableRec, *TT_NameTable;
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*** ***/
+ /*** ***/
+ /*** OPTIONAL TRUETYPE/OPENTYPE TABLES DEFINITIONS ***/
+ /*** ***/
+ /*** ***/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* TT_GaspRangeRec */
+ /* */
+ /* <Description> */
+ /* A tiny structure used to model a gasp range according to the */
+ /* TrueType specification. */
+ /* */
+ /* <Fields> */
+ /* maxPPEM :: The maximum ppem value to which `gaspFlag' applies. */
+ /* */
+ /* gaspFlag :: A flag describing the grid-fitting and anti-aliasing */
+ /* modes to be used. */
+ /* */
+ typedef struct TT_GaspRangeRec_
+ {
+ FT_UShort maxPPEM;
+ FT_UShort gaspFlag;
+
+ } TT_GaspRangeRec, *TT_GaspRange;
+
+
+#define TT_GASP_GRIDFIT 0x01
+#define TT_GASP_DOGRAY 0x02
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* TT_GaspRec */
+ /* */
+ /* <Description> */
+ /* A structure modeling the TrueType `gasp' table used to specify */
+ /* grid-fitting and anti-aliasing behaviour. */
+ /* */
+ /* <Fields> */
+ /* version :: The version number. */
+ /* */
+ /* numRanges :: The number of gasp ranges in table. */
+ /* */
+ /* gaspRanges :: An array of gasp ranges. */
+ /* */
+ typedef struct TT_Gasp_
+ {
+ FT_UShort version;
+ FT_UShort numRanges;
+ TT_GaspRange gaspRanges;
+
+ } TT_GaspRec;
+
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* TT_HdmxEntryRec */
+ /* */
+ /* <Description> */
+ /* A small structure used to model the pre-computed widths of a given */
+ /* size. They are found in the `hdmx' table. */
+ /* */
+ /* <Fields> */
+ /* ppem :: The pixels per EM value at which these metrics apply. */
+ /* */
+ /* max_width :: The maximum advance width for this metric. */
+ /* */
+ /* widths :: An array of widths. Note: These are 8-bit bytes. */
+ /* */
+ typedef struct TT_HdmxEntryRec_
+ {
+ FT_Byte ppem;
+ FT_Byte max_width;
+ FT_Byte* widths;
+
+ } TT_HdmxEntryRec, *TT_HdmxEntry;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* TT_HdmxRec */
+ /* */
+ /* <Description> */
+ /* A structure used to model the `hdmx' table, which contains */
+ /* pre-computed widths for a set of given sizes/dimensions. */
+ /* */
+ /* <Fields> */
+ /* version :: The version number. */
+ /* */
+ /* num_records :: The number of hdmx records. */
+ /* */
+ /* records :: An array of hdmx records. */
+ /* */
+ typedef struct TT_HdmxRec_
+ {
+ FT_UShort version;
+ FT_Short num_records;
+ TT_HdmxEntry records;
+
+ } TT_HdmxRec, *TT_Hdmx;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* TT_Kern0_PairRec */
+ /* */
+ /* <Description> */
+ /* A structure used to model a kerning pair for the kerning table */
+ /* format 0. The engine now loads this table if it finds one in the */
+ /* font file. */
+ /* */
+ /* <Fields> */
+ /* left :: The index of the left glyph in pair. */
+ /* */
+ /* right :: The index of the right glyph in pair. */
+ /* */
+ /* value :: The kerning distance. A positive value spaces the */
+ /* glyphs, a negative one makes them closer. */
+ /* */
+ typedef struct TT_Kern0_PairRec_
+ {
+ FT_UShort left; /* index of left glyph in pair */
+ FT_UShort right; /* index of right glyph in pair */
+ FT_FWord value; /* kerning value */
+
+ } TT_Kern0_PairRec, *TT_Kern0_Pair;
+
+#endif /* FT_CONFIG_OPTION_OLD_INTERNALS */
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*** ***/
+ /*** ***/
+ /*** EMBEDDED BITMAPS SUPPORT ***/
+ /*** ***/
+ /*** ***/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* TT_SBit_MetricsRec */
+ /* */
+ /* <Description> */
+ /* A structure used to hold the big metrics of a given glyph bitmap */
+ /* in a TrueType or OpenType font. These are usually found in the */
+ /* `EBDT' (Microsoft) or `bloc' (Apple) table. */
+ /* */
+ /* <Fields> */
+ /* height :: The glyph height in pixels. */
+ /* */
+ /* width :: The glyph width in pixels. */
+ /* */
+ /* horiBearingX :: The horizontal left bearing. */
+ /* */
+ /* horiBearingY :: The horizontal top bearing. */
+ /* */
+ /* horiAdvance :: The horizontal advance. */
+ /* */
+ /* vertBearingX :: The vertical left bearing. */
+ /* */
+ /* vertBearingY :: The vertical top bearing. */
+ /* */
+ /* vertAdvance :: The vertical advance. */
+ /* */
+ typedef struct TT_SBit_MetricsRec_
+ {
+ FT_Byte height;
+ FT_Byte width;
+
+ FT_Char horiBearingX;
+ FT_Char horiBearingY;
+ FT_Byte horiAdvance;
+
+ FT_Char vertBearingX;
+ FT_Char vertBearingY;
+ FT_Byte vertAdvance;
+
+ } TT_SBit_MetricsRec, *TT_SBit_Metrics;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* TT_SBit_SmallMetricsRec */
+ /* */
+ /* <Description> */
+ /* A structure used to hold the small metrics of a given glyph bitmap */
+ /* in a TrueType or OpenType font. These are usually found in the */
+ /* `EBDT' (Microsoft) or the `bdat' (Apple) table. */
+ /* */
+ /* <Fields> */
+ /* height :: The glyph height in pixels. */
+ /* */
+ /* width :: The glyph width in pixels. */
+ /* */
+ /* bearingX :: The left-side bearing. */
+ /* */
+ /* bearingY :: The top-side bearing. */
+ /* */
+ /* advance :: The advance width or height. */
+ /* */
+ typedef struct TT_SBit_Small_Metrics_
+ {
+ FT_Byte height;
+ FT_Byte width;
+
+ FT_Char bearingX;
+ FT_Char bearingY;
+ FT_Byte advance;
+
+ } TT_SBit_SmallMetricsRec, *TT_SBit_SmallMetrics;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* TT_SBit_LineMetricsRec */
+ /* */
+ /* <Description> */
+ /* A structure used to describe the text line metrics of a given */
+ /* bitmap strike, for either a horizontal or vertical layout. */
+ /* */
+ /* <Fields> */
+ /* ascender :: The ascender in pixels. */
+ /* */
+ /* descender :: The descender in pixels. */
+ /* */
+ /* max_width :: The maximum glyph width in pixels. */
+ /* */
+ /* caret_slope_enumerator :: Rise of the caret slope, typically set */
+ /* to 1 for non-italic fonts. */
+ /* */
+ /* caret_slope_denominator :: Rise of the caret slope, typically set */
+ /* to 0 for non-italic fonts. */
+ /* */
+ /* caret_offset :: Offset in pixels to move the caret for */
+ /* proper positioning. */
+ /* */
+ /* min_origin_SB :: Minimum of horiBearingX (resp. */
+ /* vertBearingY). */
+ /* min_advance_SB :: Minimum of */
+ /* */
+ /* horizontal advance - */
+ /* ( horiBearingX + width ) */
+ /* */
+ /* resp. */
+ /* */
+ /* vertical advance - */
+ /* ( vertBearingY + height ) */
+ /* */
+ /* max_before_BL :: Maximum of horiBearingY (resp. */
+ /* vertBearingY). */
+ /* */
+ /* min_after_BL :: Minimum of */
+ /* */
+ /* horiBearingY - height */
+ /* */
+ /* resp. */
+ /* */
+ /* vertBearingX - width */
+ /* */
+ /* pads :: Unused (to make the size of the record */
+ /* a multiple of 32 bits. */
+ /* */
+ typedef struct TT_SBit_LineMetricsRec_
+ {
+ FT_Char ascender;
+ FT_Char descender;
+ FT_Byte max_width;
+ FT_Char caret_slope_numerator;
+ FT_Char caret_slope_denominator;
+ FT_Char caret_offset;
+ FT_Char min_origin_SB;
+ FT_Char min_advance_SB;
+ FT_Char max_before_BL;
+ FT_Char min_after_BL;
+ FT_Char pads[2];
+
+ } TT_SBit_LineMetricsRec, *TT_SBit_LineMetrics;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* TT_SBit_RangeRec */
+ /* */
+ /* <Description> */
+ /* A TrueType/OpenType subIndexTable as defined in the `EBLC' */
+ /* (Microsoft) or `bloc' (Apple) tables. */
+ /* */
+ /* <Fields> */
+ /* first_glyph :: The first glyph index in the range. */
+ /* */
+ /* last_glyph :: The last glyph index in the range. */
+ /* */
+ /* index_format :: The format of index table. Valid values are 1 */
+ /* to 5. */
+ /* */
+ /* image_format :: The format of `EBDT' image data. */
+ /* */
+ /* image_offset :: The offset to image data in `EBDT'. */
+ /* */
+ /* image_size :: For index formats 2 and 5. This is the size in */
+ /* bytes of each glyph bitmap. */
+ /* */
+ /* big_metrics :: For index formats 2 and 5. This is the big */
+ /* metrics for each glyph bitmap. */
+ /* */
+ /* num_glyphs :: For index formats 4 and 5. This is the number of */
+ /* glyphs in the code array. */
+ /* */
+ /* glyph_offsets :: For index formats 1 and 3. */
+ /* */
+ /* glyph_codes :: For index formats 4 and 5. */
+ /* */
+ /* table_offset :: The offset of the index table in the `EBLC' */
+ /* table. Only used during strike loading. */
+ /* */
+ typedef struct TT_SBit_RangeRec_
+ {
+ FT_UShort first_glyph;
+ FT_UShort last_glyph;
+
+ FT_UShort index_format;
+ FT_UShort image_format;
+ FT_ULong image_offset;
+
+ FT_ULong image_size;
+ TT_SBit_MetricsRec metrics;
+ FT_ULong num_glyphs;
+
+ FT_ULong* glyph_offsets;
+ FT_UShort* glyph_codes;
+
+ FT_ULong table_offset;
+
+ } TT_SBit_RangeRec, *TT_SBit_Range;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* TT_SBit_StrikeRec */
+ /* */
+ /* <Description> */
+ /* A structure used describe a given bitmap strike in the `EBLC' */
+ /* (Microsoft) or `bloc' (Apple) tables. */
+ /* */
+ /* <Fields> */
+ /* num_index_ranges :: The number of index ranges. */
+ /* */
+ /* index_ranges :: An array of glyph index ranges. */
+ /* */
+ /* color_ref :: Unused. `color_ref' is put in for future */
+ /* enhancements, but these fields are already */
+ /* in use by other platforms (e.g. Newton). */
+ /* For details, please see */
+ /* */
+ /* http://fonts.apple.com/ */
+ /* TTRefMan/RM06/Chap6bloc.html */
+ /* */
+ /* hori :: The line metrics for horizontal layouts. */
+ /* */
+ /* vert :: The line metrics for vertical layouts. */
+ /* */
+ /* start_glyph :: The lowest glyph index for this strike. */
+ /* */
+ /* end_glyph :: The highest glyph index for this strike. */
+ /* */
+ /* x_ppem :: The number of horizontal pixels per EM. */
+ /* */
+ /* y_ppem :: The number of vertical pixels per EM. */
+ /* */
+ /* bit_depth :: The bit depth. Valid values are 1, 2, 4, */
+ /* and 8. */
+ /* */
+ /* flags :: Is this a vertical or horizontal strike? For */
+ /* details, please see */
+ /* */
+ /* http://fonts.apple.com/ */
+ /* TTRefMan/RM06/Chap6bloc.html */
+ /* */
+ typedef struct TT_SBit_StrikeRec_
+ {
+ FT_Int num_ranges;
+ TT_SBit_Range sbit_ranges;
+ FT_ULong ranges_offset;
+
+ FT_ULong color_ref;
+
+ TT_SBit_LineMetricsRec hori;
+ TT_SBit_LineMetricsRec vert;
+
+ FT_UShort start_glyph;
+ FT_UShort end_glyph;
+
+ FT_Byte x_ppem;
+ FT_Byte y_ppem;
+
+ FT_Byte bit_depth;
+ FT_Char flags;
+
+ } TT_SBit_StrikeRec, *TT_SBit_Strike;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* TT_SBit_ComponentRec */
+ /* */
+ /* <Description> */
+ /* A simple structure to describe a compound sbit element. */
+ /* */
+ /* <Fields> */
+ /* glyph_code :: The element's glyph index. */
+ /* */
+ /* x_offset :: The element's left bearing. */
+ /* */
+ /* y_offset :: The element's top bearing. */
+ /* */
+ typedef struct TT_SBit_ComponentRec_
+ {
+ FT_UShort glyph_code;
+ FT_Char x_offset;
+ FT_Char y_offset;
+
+ } TT_SBit_ComponentRec, *TT_SBit_Component;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* TT_SBit_ScaleRec */
+ /* */
+ /* <Description> */
+ /* A structure used describe a given bitmap scaling table, as defined */
+ /* in the `EBSC' table. */
+ /* */
+ /* <Fields> */
+ /* hori :: The horizontal line metrics. */
+ /* */
+ /* vert :: The vertical line metrics. */
+ /* */
+ /* x_ppem :: The number of horizontal pixels per EM. */
+ /* */
+ /* y_ppem :: The number of vertical pixels per EM. */
+ /* */
+ /* x_ppem_substitute :: Substitution x_ppem value. */
+ /* */
+ /* y_ppem_substitute :: Substitution y_ppem value. */
+ /* */
+ typedef struct TT_SBit_ScaleRec_
+ {
+ TT_SBit_LineMetricsRec hori;
+ TT_SBit_LineMetricsRec vert;
+
+ FT_Byte x_ppem;
+ FT_Byte y_ppem;
+
+ FT_Byte x_ppem_substitute;
+ FT_Byte y_ppem_substitute;
+
+ } TT_SBit_ScaleRec, *TT_SBit_Scale;
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*** ***/
+ /*** ***/
+ /*** POSTSCRIPT GLYPH NAMES SUPPORT ***/
+ /*** ***/
+ /*** ***/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* TT_Post_20Rec */
+ /* */
+ /* <Description> */
+ /* Postscript names sub-table, format 2.0. Stores the PS name of */
+ /* each glyph in the font face. */
+ /* */
+ /* <Fields> */
+ /* num_glyphs :: The number of named glyphs in the table. */
+ /* */
+ /* num_names :: The number of PS names stored in the table. */
+ /* */
+ /* glyph_indices :: The indices of the glyphs in the names arrays. */
+ /* */
+ /* glyph_names :: The PS names not in Mac Encoding. */
+ /* */
+ typedef struct TT_Post_20Rec_
+ {
+ FT_UShort num_glyphs;
+ FT_UShort num_names;
+ FT_UShort* glyph_indices;
+ FT_Char** glyph_names;
+
+ } TT_Post_20Rec, *TT_Post_20;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* TT_Post_25Rec */
+ /* */
+ /* <Description> */
+ /* Postscript names sub-table, format 2.5. Stores the PS name of */
+ /* each glyph in the font face. */
+ /* */
+ /* <Fields> */
+ /* num_glyphs :: The number of glyphs in the table. */
+ /* */
+ /* offsets :: An array of signed offsets in a normal Mac */
+ /* Postscript name encoding. */
+ /* */
+ typedef struct TT_Post_25_
+ {
+ FT_UShort num_glyphs;
+ FT_Char* offsets;
+
+ } TT_Post_25Rec, *TT_Post_25;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* TT_Post_NamesRec */
+ /* */
+ /* <Description> */
+ /* Postscript names table, either format 2.0 or 2.5. */
+ /* */
+ /* <Fields> */
+ /* loaded :: A flag to indicate whether the PS names are loaded. */
+ /* */
+ /* format_20 :: The sub-table used for format 2.0. */
+ /* */
+ /* format_25 :: The sub-table used for format 2.5. */
+ /* */
+ typedef struct TT_Post_NamesRec_
+ {
+ FT_Bool loaded;
+
+ union
+ {
+ TT_Post_20Rec format_20;
+ TT_Post_25Rec format_25;
+
+ } names;
+
+ } TT_Post_NamesRec, *TT_Post_Names;
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*** ***/
+ /*** ***/
+ /*** GX VARIATION TABLE SUPPORT ***/
+ /*** ***/
+ /*** ***/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
+ typedef struct GX_BlendRec_ *GX_Blend;
+#endif
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*** ***/
+ /*** ***/
+ /*** EMBEDDED BDF PROPERTIES TABLE SUPPORT ***/
+ /*** ***/
+ /*** ***/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /*
+ * These types are used to support a `BDF ' table that isn't part of the
+ * official TrueType specification. It is mainly used in SFNT-based
+ * bitmap fonts that were generated from a set of BDF fonts.
+ *
+ * The format of the table is as follows.
+ *
+ * USHORT version `BDF ' table version number, should be 0x0001.
+ * USHORT strikeCount Number of strikes (bitmap sizes) in this table.
+ * ULONG stringTable Offset (from start of BDF table) to string
+ * table.
+ *
+ * This is followed by an array of `strikeCount' descriptors, having the
+ * following format.
+ *
+ * USHORT ppem Vertical pixels per EM for this strike.
+ * USHORT numItems Number of items for this strike (properties and
+ * atoms). Maximum is 255.
+ *
+ * This array in turn is followed by `strikeCount' value sets. Each
+ * `value set' is an array of `numItems' items with the following format.
+ *
+ * ULONG item_name Offset in string table to item name.
+ * USHORT item_type The item type. Possible values are
+ * 0 => string (e.g., COMMENT)
+ * 1 => atom (e.g., FONT or even SIZE)
+ * 2 => int32
+ * 3 => uint32
+ * 0x10 => A flag to indicate a properties. This
+ * is ORed with the above values.
+ * ULONG item_value For strings => Offset into string table without
+ * the corresponding double quotes.
+ * For atoms => Offset into string table.
+ * For integers => Direct value.
+ *
+ * All strings in the string table consist of bytes and are
+ * zero-terminated.
+ *
+ */
+
+#ifdef TT_CONFIG_OPTION_BDF
+
+ typedef struct TT_BDFRec_
+ {
+ FT_Byte* table;
+ FT_Byte* table_end;
+ FT_Byte* strings;
+ FT_ULong strings_size;
+ FT_UInt num_strikes;
+ FT_Bool loaded;
+
+ } TT_BDFRec, *TT_BDF;
+
+#endif /* TT_CONFIG_OPTION_BDF */
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*** ***/
+ /*** ***/
+ /*** ORIGINAL TT_FACE CLASS DEFINITION ***/
+ /*** ***/
+ /*** ***/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This structure/class is defined here because it is common to the */
+ /* following formats: TTF, OpenType-TT, and OpenType-CFF. */
+ /* */
+ /* Note, however, that the classes TT_Size and TT_GlyphSlot are not */
+ /* shared between font drivers, and are thus defined in `ttobjs.h'. */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* TT_Face */
+ /* */
+ /* <Description> */
+ /* A handle to a TrueType face/font object. A TT_Face encapsulates */
+ /* the resolution and scaling independent parts of a TrueType font */
+ /* resource. */
+ /* */
+ /* <Note> */
+ /* The TT_Face structure is also used as a `parent class' for the */
+ /* OpenType-CFF class (T2_Face). */
+ /* */
+ typedef struct TT_FaceRec_* TT_Face;
+
+
+ /* a function type used for the truetype bytecode interpreter hooks */
+ typedef FT_Error
+ (*TT_Interpreter)( void* exec_context );
+
+ /* forward declaration */
+ typedef struct TT_LoaderRec_* TT_Loader;
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* TT_Loader_GotoTableFunc */
+ /* */
+ /* <Description> */
+ /* Seeks a stream to the start of a given TrueType table. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the target face object. */
+ /* */
+ /* tag :: A 4-byte tag used to name the table. */
+ /* */
+ /* stream :: The input stream. */
+ /* */
+ /* <Output> */
+ /* length :: The length of the table in bytes. Set to 0 if not */
+ /* needed. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ /* <Note> */
+ /* The stream cursor must be at the font file's origin. */
+ /* */
+ typedef FT_Error
+ (*TT_Loader_GotoTableFunc)( TT_Face face,
+ FT_ULong tag,
+ FT_Stream stream,
+ FT_ULong* length );
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* TT_Loader_StartGlyphFunc */
+ /* */
+ /* <Description> */
+ /* Seeks a stream to the start of a given glyph element, and opens a */
+ /* frame for it. */
+ /* */
+ /* <Input> */
+ /* loader :: The current TrueType glyph loader object. */
+ /* */
+ /* glyph index :: The index of the glyph to access. */
+ /* */
+ /* offset :: The offset of the glyph according to the */
+ /* `locations' table. */
+ /* */
+ /* byte_count :: The size of the frame in bytes. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ /* <Note> */
+ /* This function is normally equivalent to FT_STREAM_SEEK(offset) */
+ /* followed by FT_FRAME_ENTER(byte_count) with the loader's stream, */
+ /* but alternative formats (e.g. compressed ones) might use something */
+ /* different. */
+ /* */
+ typedef FT_Error
+ (*TT_Loader_StartGlyphFunc)( TT_Loader loader,
+ FT_UInt glyph_index,
+ FT_ULong offset,
+ FT_UInt byte_count );
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* TT_Loader_ReadGlyphFunc */
+ /* */
+ /* <Description> */
+ /* Reads one glyph element (its header, a simple glyph, or a */
+ /* composite) from the loader's current stream frame. */
+ /* */
+ /* <Input> */
+ /* loader :: The current TrueType glyph loader object. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ typedef FT_Error
+ (*TT_Loader_ReadGlyphFunc)( TT_Loader loader );
+
+
+ /*************************************************************************/
+ /* */
+ /* <FuncType> */
+ /* TT_Loader_EndGlyphFunc */
+ /* */
+ /* <Description> */
+ /* Closes the current loader stream frame for the glyph. */
+ /* */
+ /* <Input> */
+ /* loader :: The current TrueType glyph loader object. */
+ /* */
+ typedef void
+ (*TT_Loader_EndGlyphFunc)( TT_Loader loader );
+
+
+ /*************************************************************************/
+ /* */
+ /* TrueType Face Type */
+ /* */
+ /* <Struct> */
+ /* TT_Face */
+ /* */
+ /* <Description> */
+ /* The TrueType face class. These objects model the resolution and */
+ /* point-size independent data found in a TrueType font file. */
+ /* */
+ /* <Fields> */
+ /* root :: The base FT_Face structure, managed by the */
+ /* base layer. */
+ /* */
+ /* ttc_header :: The TrueType collection header, used when */
+ /* the file is a `ttc' rather than a `ttf'. */
+ /* For ordinary font files, the field */
+ /* `ttc_header.count' is set to 0. */
+ /* */
+ /* format_tag :: The font format tag. */
+ /* */
+ /* num_tables :: The number of TrueType tables in this font */
+ /* file. */
+ /* */
+ /* dir_tables :: The directory of TrueType tables for this */
+ /* font file. */
+ /* */
+ /* header :: The font's font header (`head' table). */
+ /* Read on font opening. */
+ /* */
+ /* horizontal :: The font's horizontal header (`hhea' */
+ /* table). This field also contains the */
+ /* associated horizontal metrics table */
+ /* (`hmtx'). */
+ /* */
+ /* max_profile :: The font's maximum profile table. Read on */
+ /* font opening. Note that some maximum */
+ /* values cannot be taken directly from this */
+ /* table. We thus define additional fields */
+ /* below to hold the computed maxima. */
+ /* */
+ /* vertical_info :: A boolean which is set when the font file */
+ /* contains vertical metrics. If not, the */
+ /* value of the `vertical' field is */
+ /* undefined. */
+ /* */
+ /* vertical :: The font's vertical header (`vhea' table). */
+ /* This field also contains the associated */
+ /* vertical metrics table (`vmtx'), if found. */
+ /* IMPORTANT: The contents of this field is */
+ /* undefined if the `verticalInfo' field is */
+ /* unset. */
+ /* */
+ /* num_names :: The number of name records within this */
+ /* TrueType font. */
+ /* */
+ /* name_table :: The table of name records (`name'). */
+ /* */
+ /* os2 :: The font's OS/2 table (`OS/2'). */
+ /* */
+ /* postscript :: The font's PostScript table (`post' */
+ /* table). The PostScript glyph names are */
+ /* not loaded by the driver on face opening. */
+ /* See the `ttpost' module for more details. */
+ /* */
+ /* cmap_table :: Address of the face's `cmap' SFNT table */
+ /* in memory (it's an extracted frame). */
+ /* */
+ /* cmap_size :: The size in bytes of the `cmap_table' */
+ /* described above. */
+ /* */
+ /* goto_table :: A function called by each TrueType table */
+ /* loader to position a stream's cursor to */
+ /* the start of a given table according to */
+ /* its tag. It defaults to TT_Goto_Face but */
+ /* can be different for strange formats (e.g. */
+ /* Type 42). */
+ /* */
+ /* access_glyph_frame :: A function used to access the frame of a */
+ /* given glyph within the face's font file. */
+ /* */
+ /* forget_glyph_frame :: A function used to forget the frame of a */
+ /* given glyph when all data has been loaded. */
+ /* */
+ /* read_glyph_header :: A function used to read a glyph header. */
+ /* It must be called between an `access' and */
+ /* `forget'. */
+ /* */
+ /* read_simple_glyph :: A function used to read a simple glyph. */
+ /* It must be called after the header was */
+ /* read, and before the `forget'. */
+ /* */
+ /* read_composite_glyph :: A function used to read a composite glyph. */
+ /* It must be called after the header was */
+ /* read, and before the `forget'. */
+ /* */
+ /* sfnt :: A pointer to the SFNT service. */
+ /* */
+ /* psnames :: A pointer to the PostScript names service. */
+ /* */
+ /* hdmx :: The face's horizontal device metrics */
+ /* (`hdmx' table). This table is optional in */
+ /* TrueType/OpenType fonts. */
+ /* */
+ /* gasp :: The grid-fitting and scaling properties */
+ /* table (`gasp'). This table is optional in */
+ /* TrueType/OpenType fonts. */
+ /* */
+ /* pclt :: The `pclt' SFNT table. */
+ /* */
+ /* num_sbit_strikes :: The number of sbit strikes, i.e., bitmap */
+ /* sizes, embedded in this font. */
+ /* */
+ /* sbit_strikes :: An array of sbit strikes embedded in this */
+ /* font. This table is optional in a */
+ /* TrueType/OpenType font. */
+ /* */
+ /* num_sbit_scales :: The number of sbit scales for this font. */
+ /* */
+ /* sbit_scales :: Array of sbit scales embedded in this */
+ /* font. This table is optional in a */
+ /* TrueType/OpenType font. */
+ /* */
+ /* postscript_names :: A table used to store the Postscript names */
+ /* of the glyphs for this font. See the */
+ /* file `ttconfig.h' for comments on the */
+ /* TT_CONFIG_OPTION_POSTSCRIPT_NAMES option. */
+ /* */
+ /* num_locations :: The number of glyph locations in this */
+ /* TrueType file. This should be */
+ /* identical to the number of glyphs. */
+ /* Ignored for Type 2 fonts. */
+ /* */
+ /* glyph_locations :: An array of longs. These are offsets to */
+ /* glyph data within the `glyf' table. */
+ /* Ignored for Type 2 font faces. */
+ /* */
+ /* glyf_len :: The length of the `glyf' table. Needed */
+ /* for malformed `loca' tables. */
+ /* */
+ /* font_program_size :: Size in bytecodes of the face's font */
+ /* program. 0 if none defined. Ignored for */
+ /* Type 2 fonts. */
+ /* */
+ /* font_program :: The face's font program (bytecode stream) */
+ /* executed at load time, also used during */
+ /* glyph rendering. Comes from the `fpgm' */
+ /* table. Ignored for Type 2 font fonts. */
+ /* */
+ /* cvt_program_size :: The size in bytecodes of the face's cvt */
+ /* program. Ignored for Type 2 fonts. */
+ /* */
+ /* cvt_program :: The face's cvt program (bytecode stream) */
+ /* executed each time an instance/size is */
+ /* changed/reset. Comes from the `prep' */
+ /* table. Ignored for Type 2 fonts. */
+ /* */
+ /* cvt_size :: Size of the control value table (in */
+ /* entries). Ignored for Type 2 fonts. */
+ /* */
+ /* cvt :: The face's original control value table. */
+ /* Coordinates are expressed in unscaled font */
+ /* units. Comes from the `cvt ' table. */
+ /* Ignored for Type 2 fonts. */
+ /* */
+ /* num_kern_pairs :: The number of kerning pairs present in the */
+ /* font file. The engine only loads the */
+ /* first horizontal format 0 kern table it */
+ /* finds in the font file. Ignored for */
+ /* Type 2 fonts. */
+ /* */
+ /* kern_table_index :: The index of the kerning table in the font */
+ /* kerning directory. Ignored for Type 2 */
+ /* fonts. */
+ /* */
+ /* interpreter :: A pointer to the TrueType bytecode */
+ /* interpreters field is also used to hook */
+ /* the debugger in `ttdebug'. */
+ /* */
+ /* unpatented_hinting :: If true, use only unpatented methods in */
+ /* the bytecode interpreter. */
+ /* */
+ /* doblend :: A boolean which is set if the font should */
+ /* be blended (this is for GX var). */
+ /* */
+ /* blend :: Contains the data needed to control GX */
+ /* variation tables (rather like Multiple */
+ /* Master data). */
+ /* */
+ /* extra :: Reserved for third-party font drivers. */
+ /* */
+ /* postscript_name :: The PS name of the font. Used by the */
+ /* postscript name service. */
+ /* */
+ typedef struct TT_FaceRec_
+ {
+ FT_FaceRec root;
+
+ TTC_HeaderRec ttc_header;
+
+ FT_ULong format_tag;
+ FT_UShort num_tables;
+ TT_Table dir_tables;
+
+ TT_Header header; /* TrueType header table */
+ TT_HoriHeader horizontal; /* TrueType horizontal header */
+
+ TT_MaxProfile max_profile;
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+ FT_ULong max_components; /* stubbed to 0 */
+#endif
+
+ FT_Bool vertical_info;
+ TT_VertHeader vertical; /* TT Vertical header, if present */
+
+ FT_UShort num_names; /* number of name records */
+ TT_NameTableRec name_table; /* name table */
+
+ TT_OS2 os2; /* TrueType OS/2 table */
+ TT_Postscript postscript; /* TrueType Postscript table */
+
+ FT_Byte* cmap_table; /* extracted `cmap' table */
+ FT_ULong cmap_size;
+
+ TT_Loader_GotoTableFunc goto_table;
+
+ TT_Loader_StartGlyphFunc access_glyph_frame;
+ TT_Loader_EndGlyphFunc forget_glyph_frame;
+ TT_Loader_ReadGlyphFunc read_glyph_header;
+ TT_Loader_ReadGlyphFunc read_simple_glyph;
+ TT_Loader_ReadGlyphFunc read_composite_glyph;
+
+ /* a typeless pointer to the SFNT_Interface table used to load */
+ /* the basic TrueType tables in the face object */
+ void* sfnt;
+
+ /* a typeless pointer to the FT_Service_PsCMapsRec table used to */
+ /* handle glyph names <-> unicode & Mac values */
+ void* psnames;
+
+
+ /***********************************************************************/
+ /* */
+ /* Optional TrueType/OpenType tables */
+ /* */
+ /***********************************************************************/
+
+ /* horizontal device metrics */
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+ TT_HdmxRec hdmx;
+#endif
+
+ /* grid-fitting and scaling table */
+ TT_GaspRec gasp; /* the `gasp' table */
+
+ /* PCL 5 table */
+ TT_PCLT pclt;
+
+ /* embedded bitmaps support */
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+ FT_ULong num_sbit_strikes;
+ TT_SBit_Strike sbit_strikes;
+#endif
+
+ FT_ULong num_sbit_scales;
+ TT_SBit_Scale sbit_scales;
+
+ /* postscript names table */
+ TT_Post_NamesRec postscript_names;
+
+
+ /***********************************************************************/
+ /* */
+ /* TrueType-specific fields (ignored by the OTF-Type2 driver) */
+ /* */
+ /***********************************************************************/
+
+ /* the glyph locations */
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+ FT_UShort num_locations_stub;
+ FT_Long* glyph_locations_stub;
+#endif
+
+ /* the font program, if any */
+ FT_ULong font_program_size;
+ FT_Byte* font_program;
+
+ /* the cvt program, if any */
+ FT_ULong cvt_program_size;
+ FT_Byte* cvt_program;
+
+ /* the original, unscaled, control value table */
+ FT_ULong cvt_size;
+ FT_Short* cvt;
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+ /* the format 0 kerning table, if any */
+ FT_Int num_kern_pairs;
+ FT_Int kern_table_index;
+ TT_Kern0_Pair kern_pairs;
+#endif
+
+ /* A pointer to the bytecode interpreter to use. This is also */
+ /* used to hook the debugger for the `ttdebug' utility. */
+ TT_Interpreter interpreter;
+
+#ifdef TT_CONFIG_OPTION_UNPATENTED_HINTING
+ /* Use unpatented hinting only. */
+ FT_Bool unpatented_hinting;
+#endif
+
+ /***********************************************************************/
+ /* */
+ /* Other tables or fields. This is used by derivative formats like */
+ /* OpenType. */
+ /* */
+ /***********************************************************************/
+
+ FT_Generic extra;
+
+ const char* postscript_name;
+
+ /* since version 2.1.8, but was originally placed after */
+ /* `glyph_locations_stub' */
+ FT_ULong glyf_len;
+
+ /* since version 2.1.8, but was originally placed before `extra' */
+#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
+ FT_Bool doblend;
+ GX_Blend blend;
+#endif
+
+ /* since version 2.2 */
+
+ FT_Byte* horz_metrics;
+ FT_ULong horz_metrics_size;
+
+ FT_Byte* vert_metrics;
+ FT_ULong vert_metrics_size;
+
+ FT_ULong num_locations; /* in broken TTF, gid > 0xFFFF */
+ FT_Byte* glyph_locations;
+
+ FT_Byte* hdmx_table;
+ FT_ULong hdmx_table_size;
+ FT_UInt hdmx_record_count;
+ FT_ULong hdmx_record_size;
+ FT_Byte* hdmx_record_sizes;
+
+ FT_Byte* sbit_table;
+ FT_ULong sbit_table_size;
+ FT_UInt sbit_num_strikes;
+
+ FT_Byte* kern_table;
+ FT_ULong kern_table_size;
+ FT_UInt num_kern_tables;
+ FT_UInt32 kern_avail_bits;
+ FT_UInt32 kern_order_bits;
+
+#ifdef TT_CONFIG_OPTION_BDF
+ TT_BDFRec bdf;
+#endif /* TT_CONFIG_OPTION_BDF */
+
+ /* since 2.3.0 */
+ FT_ULong horz_metrics_offset;
+ FT_ULong vert_metrics_offset;
+
+ } TT_FaceRec;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* TT_GlyphZoneRec */
+ /* */
+ /* <Description> */
+ /* A glyph zone is used to load, scale and hint glyph outline */
+ /* coordinates. */
+ /* */
+ /* <Fields> */
+ /* memory :: A handle to the memory manager. */
+ /* */
+ /* max_points :: The maximal size in points of the zone. */
+ /* */
+ /* max_contours :: Max size in links contours of the zone. */
+ /* */
+ /* n_points :: The current number of points in the zone. */
+ /* */
+ /* n_contours :: The current number of contours in the zone. */
+ /* */
+ /* org :: The original glyph coordinates (font */
+ /* units/scaled). */
+ /* */
+ /* cur :: The current glyph coordinates (scaled/hinted). */
+ /* */
+ /* tags :: The point control tags. */
+ /* */
+ /* contours :: The contours end points. */
+ /* */
+ /* first_point :: Offset of the current subglyph's first point. */
+ /* */
+ typedef struct TT_GlyphZoneRec_
+ {
+ FT_Memory memory;
+ FT_UShort max_points;
+ FT_UShort max_contours;
+ FT_UShort n_points; /* number of points in zone */
+ FT_Short n_contours; /* number of contours */
+
+ FT_Vector* org; /* original point coordinates */
+ FT_Vector* cur; /* current point coordinates */
+ FT_Vector* orus; /* original (unscaled) point coordinates */
+
+ FT_Byte* tags; /* current touch flags */
+ FT_UShort* contours; /* contour end points */
+
+ FT_UShort first_point; /* offset of first (#0) point */
+
+ } TT_GlyphZoneRec, *TT_GlyphZone;
+
+
+ /* handle to execution context */
+ typedef struct TT_ExecContextRec_* TT_ExecContext;
+
+ /* glyph loader structure */
+ typedef struct TT_LoaderRec_
+ {
+ FT_Face face;
+ FT_Size size;
+ FT_GlyphSlot glyph;
+ FT_GlyphLoader gloader;
+
+ FT_ULong load_flags;
+ FT_UInt glyph_index;
+
+ FT_Stream stream;
+ FT_Int byte_len;
+
+ FT_Short n_contours;
+ FT_BBox bbox;
+ FT_Int left_bearing;
+ FT_Int advance;
+ FT_Int linear;
+ FT_Bool linear_def;
+ FT_Bool preserve_pps;
+ FT_Vector pp1;
+ FT_Vector pp2;
+
+ FT_ULong glyf_offset;
+
+ /* the zone where we load our glyphs */
+ TT_GlyphZoneRec base;
+ TT_GlyphZoneRec zone;
+
+ TT_ExecContext exec;
+ FT_Byte* instructions;
+ FT_ULong ins_pos;
+
+ /* for possible extensibility in other formats */
+ void* other;
+
+ /* since version 2.1.8 */
+ FT_Int top_bearing;
+ FT_Int vadvance;
+ FT_Vector pp3;
+ FT_Vector pp4;
+
+ /* since version 2.2.1 */
+ FT_Byte* cursor;
+ FT_Byte* limit;
+
+ } TT_LoaderRec;
+
+
+FT_END_HEADER
+
+#endif /* __TTTYPES_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* t1tables.h */
+/* */
+/* Basic Type 1/Type 2 tables definitions and interface (specification */
+/* only). */
+/* */
+/* Copyright 1996-2004, 2006, 2008, 2009, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __T1TABLES_H__
+#define __T1TABLES_H__
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+#ifdef FREETYPE_H
+#error "freetype.h of FreeType 1 has been loaded!"
+#error "Please fix the directory search order for header files"
+#error "so that freetype.h of FreeType 2 is found first."
+#endif
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* type1_tables */
+ /* */
+ /* <Title> */
+ /* Type 1 Tables */
+ /* */
+ /* <Abstract> */
+ /* Type~1 (PostScript) specific font tables. */
+ /* */
+ /* <Description> */
+ /* This section contains the definition of Type 1-specific tables, */
+ /* including structures related to other PostScript font formats. */
+ /* */
+ /*************************************************************************/
+
+
+ /* Note that we separate font data in PS_FontInfoRec and PS_PrivateRec */
+ /* structures in order to support Multiple Master fonts. */
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* PS_FontInfoRec */
+ /* */
+ /* <Description> */
+ /* A structure used to model a Type~1 or Type~2 FontInfo dictionary. */
+ /* Note that for Multiple Master fonts, each instance has its own */
+ /* FontInfo dictionary. */
+ /* */
+ typedef struct PS_FontInfoRec_
+ {
+ FT_String* version;
+ FT_String* notice;
+ FT_String* full_name;
+ FT_String* family_name;
+ FT_String* weight;
+ FT_Long italic_angle;
+ FT_Bool is_fixed_pitch;
+ FT_Short underline_position;
+ FT_UShort underline_thickness;
+
+ } PS_FontInfoRec;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* PS_FontInfo */
+ /* */
+ /* <Description> */
+ /* A handle to a @PS_FontInfoRec structure. */
+ /* */
+ typedef struct PS_FontInfoRec_* PS_FontInfo;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* T1_FontInfo */
+ /* */
+ /* <Description> */
+ /* This type is equivalent to @PS_FontInfoRec. It is deprecated but */
+ /* kept to maintain source compatibility between various versions of */
+ /* FreeType. */
+ /* */
+ typedef PS_FontInfoRec T1_FontInfo;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* PS_PrivateRec */
+ /* */
+ /* <Description> */
+ /* A structure used to model a Type~1 or Type~2 private dictionary. */
+ /* Note that for Multiple Master fonts, each instance has its own */
+ /* Private dictionary. */
+ /* */
+ typedef struct PS_PrivateRec_
+ {
+ FT_Int unique_id;
+ FT_Int lenIV;
+
+ FT_Byte num_blue_values;
+ FT_Byte num_other_blues;
+ FT_Byte num_family_blues;
+ FT_Byte num_family_other_blues;
+
+ FT_Short blue_values[14];
+ FT_Short other_blues[10];
+
+ FT_Short family_blues [14];
+ FT_Short family_other_blues[10];
+
+ FT_Fixed blue_scale;
+ FT_Int blue_shift;
+ FT_Int blue_fuzz;
+
+ FT_UShort standard_width[1];
+ FT_UShort standard_height[1];
+
+ FT_Byte num_snap_widths;
+ FT_Byte num_snap_heights;
+ FT_Bool force_bold;
+ FT_Bool round_stem_up;
+
+ FT_Short snap_widths [13]; /* including std width */
+ FT_Short snap_heights[13]; /* including std height */
+
+ FT_Fixed expansion_factor;
+
+ FT_Long language_group;
+ FT_Long password;
+
+ FT_Short min_feature[2];
+
+ } PS_PrivateRec;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* PS_Private */
+ /* */
+ /* <Description> */
+ /* A handle to a @PS_PrivateRec structure. */
+ /* */
+ typedef struct PS_PrivateRec_* PS_Private;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* T1_Private */
+ /* */
+ /* <Description> */
+ /* This type is equivalent to @PS_PrivateRec. It is deprecated but */
+ /* kept to maintain source compatibility between various versions of */
+ /* FreeType. */
+ /* */
+ typedef PS_PrivateRec T1_Private;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Enum> */
+ /* T1_Blend_Flags */
+ /* */
+ /* <Description> */
+ /* A set of flags used to indicate which fields are present in a */
+ /* given blend dictionary (font info or private). Used to support */
+ /* Multiple Masters fonts. */
+ /* */
+ typedef enum T1_Blend_Flags_
+ {
+ /*# required fields in a FontInfo blend dictionary */
+ T1_BLEND_UNDERLINE_POSITION = 0,
+ T1_BLEND_UNDERLINE_THICKNESS,
+ T1_BLEND_ITALIC_ANGLE,
+
+ /*# required fields in a Private blend dictionary */
+ T1_BLEND_BLUE_VALUES,
+ T1_BLEND_OTHER_BLUES,
+ T1_BLEND_STANDARD_WIDTH,
+ T1_BLEND_STANDARD_HEIGHT,
+ T1_BLEND_STEM_SNAP_WIDTHS,
+ T1_BLEND_STEM_SNAP_HEIGHTS,
+ T1_BLEND_BLUE_SCALE,
+ T1_BLEND_BLUE_SHIFT,
+ T1_BLEND_FAMILY_BLUES,
+ T1_BLEND_FAMILY_OTHER_BLUES,
+ T1_BLEND_FORCE_BOLD,
+
+ /*# never remove */
+ T1_BLEND_MAX
+
+ } T1_Blend_Flags;
+
+ /* */
+
+
+ /*# backwards compatible definitions */
+#define t1_blend_underline_position T1_BLEND_UNDERLINE_POSITION
+#define t1_blend_underline_thickness T1_BLEND_UNDERLINE_THICKNESS
+#define t1_blend_italic_angle T1_BLEND_ITALIC_ANGLE
+#define t1_blend_blue_values T1_BLEND_BLUE_VALUES
+#define t1_blend_other_blues T1_BLEND_OTHER_BLUES
+#define t1_blend_standard_widths T1_BLEND_STANDARD_WIDTH
+#define t1_blend_standard_height T1_BLEND_STANDARD_HEIGHT
+#define t1_blend_stem_snap_widths T1_BLEND_STEM_SNAP_WIDTHS
+#define t1_blend_stem_snap_heights T1_BLEND_STEM_SNAP_HEIGHTS
+#define t1_blend_blue_scale T1_BLEND_BLUE_SCALE
+#define t1_blend_blue_shift T1_BLEND_BLUE_SHIFT
+#define t1_blend_family_blues T1_BLEND_FAMILY_BLUES
+#define t1_blend_family_other_blues T1_BLEND_FAMILY_OTHER_BLUES
+#define t1_blend_force_bold T1_BLEND_FORCE_BOLD
+#define t1_blend_max T1_BLEND_MAX
+
+
+ /* maximum number of Multiple Masters designs, as defined in the spec */
+#define T1_MAX_MM_DESIGNS 16
+
+ /* maximum number of Multiple Masters axes, as defined in the spec */
+#define T1_MAX_MM_AXIS 4
+
+ /* maximum number of elements in a design map */
+#define T1_MAX_MM_MAP_POINTS 20
+
+
+ /* this structure is used to store the BlendDesignMap entry for an axis */
+ typedef struct PS_DesignMap_
+ {
+ FT_Byte num_points;
+ FT_Long* design_points;
+ FT_Fixed* blend_points;
+
+ } PS_DesignMapRec, *PS_DesignMap;
+
+ /* backwards-compatible definition */
+ typedef PS_DesignMapRec T1_DesignMap;
+
+
+ typedef struct PS_BlendRec_
+ {
+ FT_UInt num_designs;
+ FT_UInt num_axis;
+
+ FT_String* axis_names[T1_MAX_MM_AXIS];
+ FT_Fixed* design_pos[T1_MAX_MM_DESIGNS];
+ PS_DesignMapRec design_map[T1_MAX_MM_AXIS];
+
+ FT_Fixed* weight_vector;
+ FT_Fixed* default_weight_vector;
+
+ PS_FontInfo font_infos[T1_MAX_MM_DESIGNS + 1];
+ PS_Private privates [T1_MAX_MM_DESIGNS + 1];
+
+ FT_ULong blend_bitflags;
+
+ FT_BBox* bboxes [T1_MAX_MM_DESIGNS + 1];
+
+ /* since 2.3.0 */
+
+ /* undocumented, optional: the default design instance; */
+ /* corresponds to default_weight_vector -- */
+ /* num_default_design_vector == 0 means it is not present */
+ /* in the font and associated metrics files */
+ FT_UInt default_design_vector[T1_MAX_MM_DESIGNS];
+ FT_UInt num_default_design_vector;
+
+ } PS_BlendRec, *PS_Blend;
+
+
+ /* backwards-compatible definition */
+ typedef PS_BlendRec T1_Blend;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* CID_FaceDictRec */
+ /* */
+ /* <Description> */
+ /* A structure used to represent data in a CID top-level dictionary. */
+ /* */
+ typedef struct CID_FaceDictRec_
+ {
+ PS_PrivateRec private_dict;
+
+ FT_UInt len_buildchar;
+ FT_Fixed forcebold_threshold;
+ FT_Pos stroke_width;
+ FT_Fixed expansion_factor;
+
+ FT_Byte paint_type;
+ FT_Byte font_type;
+ FT_Matrix font_matrix;
+ FT_Vector font_offset;
+
+ FT_UInt num_subrs;
+ FT_ULong subrmap_offset;
+ FT_Int sd_bytes;
+
+ } CID_FaceDictRec;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* CID_FaceDict */
+ /* */
+ /* <Description> */
+ /* A handle to a @CID_FaceDictRec structure. */
+ /* */
+ typedef struct CID_FaceDictRec_* CID_FaceDict;
+
+ /* */
+
+
+ /* backwards-compatible definition */
+ typedef CID_FaceDictRec CID_FontDict;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* CID_FaceInfoRec */
+ /* */
+ /* <Description> */
+ /* A structure used to represent CID Face information. */
+ /* */
+ typedef struct CID_FaceInfoRec_
+ {
+ FT_String* cid_font_name;
+ FT_Fixed cid_version;
+ FT_Int cid_font_type;
+
+ FT_String* registry;
+ FT_String* ordering;
+ FT_Int supplement;
+
+ PS_FontInfoRec font_info;
+ FT_BBox font_bbox;
+ FT_ULong uid_base;
+
+ FT_Int num_xuid;
+ FT_ULong xuid[16];
+
+ FT_ULong cidmap_offset;
+ FT_Int fd_bytes;
+ FT_Int gd_bytes;
+ FT_ULong cid_count;
+
+ FT_Int num_dicts;
+ CID_FaceDict font_dicts;
+
+ FT_ULong data_offset;
+
+ } CID_FaceInfoRec;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* CID_FaceInfo */
+ /* */
+ /* <Description> */
+ /* A handle to a @CID_FaceInfoRec structure. */
+ /* */
+ typedef struct CID_FaceInfoRec_* CID_FaceInfo;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* CID_Info */
+ /* */
+ /* <Description> */
+ /* This type is equivalent to @CID_FaceInfoRec. It is deprecated but */
+ /* kept to maintain source compatibility between various versions of */
+ /* FreeType. */
+ /* */
+ typedef CID_FaceInfoRec CID_Info;
+
+
+ /************************************************************************
+ *
+ * @function:
+ * FT_Has_PS_Glyph_Names
+ *
+ * @description:
+ * Return true if a given face provides reliable PostScript glyph
+ * names. This is similar to using the @FT_HAS_GLYPH_NAMES macro,
+ * except that certain fonts (mostly TrueType) contain incorrect
+ * glyph name tables.
+ *
+ * When this function returns true, the caller is sure that the glyph
+ * names returned by @FT_Get_Glyph_Name are reliable.
+ *
+ * @input:
+ * face ::
+ * face handle
+ *
+ * @return:
+ * Boolean. True if glyph names are reliable.
+ *
+ */
+ FT_EXPORT( FT_Int )
+ FT_Has_PS_Glyph_Names( FT_Face face );
+
+
+ /************************************************************************
+ *
+ * @function:
+ * FT_Get_PS_Font_Info
+ *
+ * @description:
+ * Retrieve the @PS_FontInfoRec structure corresponding to a given
+ * PostScript font.
+ *
+ * @input:
+ * face ::
+ * PostScript face handle.
+ *
+ * @output:
+ * afont_info ::
+ * Output font info structure pointer.
+ *
+ * @return:
+ * FreeType error code. 0~means success.
+ *
+ * @note:
+ * The string pointers within the font info structure are owned by
+ * the face and don't need to be freed by the caller.
+ *
+ * If the font's format is not PostScript-based, this function will
+ * return the `FT_Err_Invalid_Argument' error code.
+ *
+ */
+ FT_EXPORT( FT_Error )
+ FT_Get_PS_Font_Info( FT_Face face,
+ PS_FontInfo afont_info );
+
+
+ /************************************************************************
+ *
+ * @function:
+ * FT_Get_PS_Font_Private
+ *
+ * @description:
+ * Retrieve the @PS_PrivateRec structure corresponding to a given
+ * PostScript font.
+ *
+ * @input:
+ * face ::
+ * PostScript face handle.
+ *
+ * @output:
+ * afont_private ::
+ * Output private dictionary structure pointer.
+ *
+ * @return:
+ * FreeType error code. 0~means success.
+ *
+ * @note:
+ * The string pointers within the @PS_PrivateRec structure are owned by
+ * the face and don't need to be freed by the caller.
+ *
+ * If the font's format is not PostScript-based, this function returns
+ * the `FT_Err_Invalid_Argument' error code.
+ *
+ */
+ FT_EXPORT( FT_Error )
+ FT_Get_PS_Font_Private( FT_Face face,
+ PS_Private afont_private );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Enum> */
+ /* T1_EncodingType */
+ /* */
+ /* <Description> */
+ /* An enumeration describing the `Encoding' entry in a Type 1 */
+ /* dictionary. */
+ /* */
+ typedef enum T1_EncodingType_
+ {
+ T1_ENCODING_TYPE_NONE = 0,
+ T1_ENCODING_TYPE_ARRAY,
+ T1_ENCODING_TYPE_STANDARD,
+ T1_ENCODING_TYPE_ISOLATIN1,
+ T1_ENCODING_TYPE_EXPERT
+
+ } T1_EncodingType;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Enum> */
+ /* PS_Dict_Keys */
+ /* */
+ /* <Description> */
+ /* An enumeration used in calls to @FT_Get_PS_Font_Value to identify */
+ /* the Type~1 dictionary entry to retrieve. */
+ /* */
+ typedef enum PS_Dict_Keys_
+ {
+ /* conventionally in the font dictionary */
+ PS_DICT_FONT_TYPE, /* FT_Byte */
+ PS_DICT_FONT_MATRIX, /* FT_Fixed */
+ PS_DICT_FONT_BBOX, /* FT_Fixed */
+ PS_DICT_PAINT_TYPE, /* FT_Byte */
+ PS_DICT_FONT_NAME, /* FT_String* */
+ PS_DICT_UNIQUE_ID, /* FT_Int */
+ PS_DICT_NUM_CHAR_STRINGS, /* FT_Int */
+ PS_DICT_CHAR_STRING_KEY, /* FT_String* */
+ PS_DICT_CHAR_STRING, /* FT_String* */
+ PS_DICT_ENCODING_TYPE, /* T1_EncodingType */
+ PS_DICT_ENCODING_ENTRY, /* FT_String* */
+
+ /* conventionally in the font Private dictionary */
+ PS_DICT_NUM_SUBRS, /* FT_Int */
+ PS_DICT_SUBR, /* FT_String* */
+ PS_DICT_STD_HW, /* FT_UShort */
+ PS_DICT_STD_VW, /* FT_UShort */
+ PS_DICT_NUM_BLUE_VALUES, /* FT_Byte */
+ PS_DICT_BLUE_VALUE, /* FT_Short */
+ PS_DICT_BLUE_FUZZ, /* FT_Int */
+ PS_DICT_NUM_OTHER_BLUES, /* FT_Byte */
+ PS_DICT_OTHER_BLUE, /* FT_Short */
+ PS_DICT_NUM_FAMILY_BLUES, /* FT_Byte */
+ PS_DICT_FAMILY_BLUE, /* FT_Short */
+ PS_DICT_NUM_FAMILY_OTHER_BLUES, /* FT_Byte */
+ PS_DICT_FAMILY_OTHER_BLUE, /* FT_Short */
+ PS_DICT_BLUE_SCALE, /* FT_Fixed */
+ PS_DICT_BLUE_SHIFT, /* FT_Int */
+ PS_DICT_NUM_STEM_SNAP_H, /* FT_Byte */
+ PS_DICT_STEM_SNAP_H, /* FT_Short */
+ PS_DICT_NUM_STEM_SNAP_V, /* FT_Byte */
+ PS_DICT_STEM_SNAP_V, /* FT_Short */
+ PS_DICT_FORCE_BOLD, /* FT_Bool */
+ PS_DICT_RND_STEM_UP, /* FT_Bool */
+ PS_DICT_MIN_FEATURE, /* FT_Short */
+ PS_DICT_LEN_IV, /* FT_Int */
+ PS_DICT_PASSWORD, /* FT_Long */
+ PS_DICT_LANGUAGE_GROUP, /* FT_Long */
+
+ /* conventionally in the font FontInfo dictionary */
+ PS_DICT_VERSION, /* FT_String* */
+ PS_DICT_NOTICE, /* FT_String* */
+ PS_DICT_FULL_NAME, /* FT_String* */
+ PS_DICT_FAMILY_NAME, /* FT_String* */
+ PS_DICT_WEIGHT, /* FT_String* */
+ PS_DICT_IS_FIXED_PITCH, /* FT_Bool */
+ PS_DICT_UNDERLINE_POSITION, /* FT_Short */
+ PS_DICT_UNDERLINE_THICKNESS, /* FT_UShort */
+ PS_DICT_FS_TYPE, /* FT_UShort */
+ PS_DICT_ITALIC_ANGLE, /* FT_Long */
+
+ PS_DICT_MAX = PS_DICT_ITALIC_ANGLE
+
+ } PS_Dict_Keys;
+
+
+ /************************************************************************
+ *
+ * @function:
+ * FT_Get_PS_Font_Value
+ *
+ * @description:
+ * Retrieve the value for the supplied key from a PostScript font.
+ *
+ * @input:
+ * face ::
+ * PostScript face handle.
+ *
+ * key ::
+ * An enumeration value representing the dictionary key to retrieve.
+ *
+ * idx ::
+ * For array values, this specifies the index to be returned.
+ *
+ * value ::
+ * A pointer to memory into which to write the value.
+ *
+ * valen_len ::
+ * The size, in bytes, of the memory supplied for the value.
+ *
+ * @output:
+ * value ::
+ * The value matching the above key, if it exists.
+ *
+ * @return:
+ * The amount of memory (in bytes) required to hold the requested
+ * value (if it exists, -1 otherwise).
+ *
+ * @note:
+ * The values returned are not pointers into the internal structures of
+ * the face, but are `fresh' copies, so that the memory containing them
+ * belongs to the calling application. This also enforces the
+ * `read-only' nature of these values, i.e., this function cannot be
+ * used to manipulate the face.
+ *
+ * `value' is a void pointer because the values returned can be of
+ * various types.
+ *
+ * If either `value' is NULL or `value_len' is too small, just the
+ * required memory size for the requested entry is returned.
+ *
+ * The `idx' parameter is used, not only to retrieve elements of, for
+ * example, the FontMatrix or FontBBox, but also to retrieve name keys
+ * from the CharStrings dictionary, and the charstrings themselves. It
+ * is ignored for atomic values.
+ *
+ * PS_DICT_BLUE_SCALE returns a value that is scaled up by 1000. To
+ * get the value as in the font stream, you need to divide by
+ * 65536000.0 (to remove the FT_Fixed scale, and the x1000 scale).
+ *
+ * IMPORTANT: Only key/value pairs read by the FreeType interpreter can
+ * be retrieved. So, for example, PostScript procedures such as NP,
+ * ND, and RD are not available. Arbitrary keys are, obviously, not be
+ * available either.
+ *
+ * If the font's format is not PostScript-based, this function returns
+ * the `FT_Err_Invalid_Argument' error code.
+ *
+ */
+ FT_EXPORT( FT_Long )
+ FT_Get_PS_Font_Value( FT_Face face,
+ PS_Dict_Keys key,
+ FT_UInt idx,
+ void *value,
+ FT_Long value_len );
+
+ /* */
+
+FT_END_HEADER
+
+#endif /* __T1TABLES_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ttnameid.h */
+/* */
+/* TrueType name ID definitions (specification only). */
+/* */
+/* Copyright 1996-2002, 2003, 2004, 2006, 2007, 2008 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __TTNAMEID_H__
+#define __TTNAMEID_H__
+
+
+#include <ft2build.h>
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* truetype_tables */
+ /* */
+
+
+ /*************************************************************************/
+ /* */
+ /* Possible values for the `platform' identifier code in the name */
+ /* records of the TTF `name' table. */
+ /* */
+ /*************************************************************************/
+
+
+ /***********************************************************************
+ *
+ * @enum:
+ * TT_PLATFORM_XXX
+ *
+ * @description:
+ * A list of valid values for the `platform_id' identifier code in
+ * @FT_CharMapRec and @FT_SfntName structures.
+ *
+ * @values:
+ * TT_PLATFORM_APPLE_UNICODE ::
+ * Used by Apple to indicate a Unicode character map and/or name entry.
+ * See @TT_APPLE_ID_XXX for corresponding `encoding_id' values. Note
+ * that name entries in this format are coded as big-endian UCS-2
+ * character codes _only_.
+ *
+ * TT_PLATFORM_MACINTOSH ::
+ * Used by Apple to indicate a MacOS-specific charmap and/or name entry.
+ * See @TT_MAC_ID_XXX for corresponding `encoding_id' values. Note that
+ * most TrueType fonts contain an Apple roman charmap to be usable on
+ * MacOS systems (even if they contain a Microsoft charmap as well).
+ *
+ * TT_PLATFORM_ISO ::
+ * This value was used to specify ISO/IEC 10646 charmaps. It is however
+ * now deprecated. See @TT_ISO_ID_XXX for a list of corresponding
+ * `encoding_id' values.
+ *
+ * TT_PLATFORM_MICROSOFT ::
+ * Used by Microsoft to indicate Windows-specific charmaps. See
+ * @TT_MS_ID_XXX for a list of corresponding `encoding_id' values.
+ * Note that most fonts contain a Unicode charmap using
+ * (TT_PLATFORM_MICROSOFT, @TT_MS_ID_UNICODE_CS).
+ *
+ * TT_PLATFORM_CUSTOM ::
+ * Used to indicate application-specific charmaps.
+ *
+ * TT_PLATFORM_ADOBE ::
+ * This value isn't part of any font format specification, but is used
+ * by FreeType to report Adobe-specific charmaps in an @FT_CharMapRec
+ * structure. See @TT_ADOBE_ID_XXX.
+ */
+
+#define TT_PLATFORM_APPLE_UNICODE 0
+#define TT_PLATFORM_MACINTOSH 1
+#define TT_PLATFORM_ISO 2 /* deprecated */
+#define TT_PLATFORM_MICROSOFT 3
+#define TT_PLATFORM_CUSTOM 4
+#define TT_PLATFORM_ADOBE 7 /* artificial */
+
+
+ /***********************************************************************
+ *
+ * @enum:
+ * TT_APPLE_ID_XXX
+ *
+ * @description:
+ * A list of valid values for the `encoding_id' for
+ * @TT_PLATFORM_APPLE_UNICODE charmaps and name entries.
+ *
+ * @values:
+ * TT_APPLE_ID_DEFAULT ::
+ * Unicode version 1.0.
+ *
+ * TT_APPLE_ID_UNICODE_1_1 ::
+ * Unicode 1.1; specifies Hangul characters starting at U+34xx.
+ *
+ * TT_APPLE_ID_ISO_10646 ::
+ * Deprecated (identical to preceding).
+ *
+ * TT_APPLE_ID_UNICODE_2_0 ::
+ * Unicode 2.0 and beyond (UTF-16 BMP only).
+ *
+ * TT_APPLE_ID_UNICODE_32 ::
+ * Unicode 3.1 and beyond, using UTF-32.
+ *
+ * TT_APPLE_ID_VARIANT_SELECTOR ::
+ * From Adobe, not Apple. Not a normal cmap. Specifies variations
+ * on a real cmap.
+ */
+
+#define TT_APPLE_ID_DEFAULT 0 /* Unicode 1.0 */
+#define TT_APPLE_ID_UNICODE_1_1 1 /* specify Hangul at U+34xx */
+#define TT_APPLE_ID_ISO_10646 2 /* deprecated */
+#define TT_APPLE_ID_UNICODE_2_0 3 /* or later */
+#define TT_APPLE_ID_UNICODE_32 4 /* 2.0 or later, full repertoire */
+#define TT_APPLE_ID_VARIANT_SELECTOR 5 /* variation selector data */
+
+
+ /***********************************************************************
+ *
+ * @enum:
+ * TT_MAC_ID_XXX
+ *
+ * @description:
+ * A list of valid values for the `encoding_id' for
+ * @TT_PLATFORM_MACINTOSH charmaps and name entries.
+ *
+ * @values:
+ * TT_MAC_ID_ROMAN ::
+ * TT_MAC_ID_JAPANESE ::
+ * TT_MAC_ID_TRADITIONAL_CHINESE ::
+ * TT_MAC_ID_KOREAN ::
+ * TT_MAC_ID_ARABIC ::
+ * TT_MAC_ID_HEBREW ::
+ * TT_MAC_ID_GREEK ::
+ * TT_MAC_ID_RUSSIAN ::
+ * TT_MAC_ID_RSYMBOL ::
+ * TT_MAC_ID_DEVANAGARI ::
+ * TT_MAC_ID_GURMUKHI ::
+ * TT_MAC_ID_GUJARATI ::
+ * TT_MAC_ID_ORIYA ::
+ * TT_MAC_ID_BENGALI ::
+ * TT_MAC_ID_TAMIL ::
+ * TT_MAC_ID_TELUGU ::
+ * TT_MAC_ID_KANNADA ::
+ * TT_MAC_ID_MALAYALAM ::
+ * TT_MAC_ID_SINHALESE ::
+ * TT_MAC_ID_BURMESE ::
+ * TT_MAC_ID_KHMER ::
+ * TT_MAC_ID_THAI ::
+ * TT_MAC_ID_LAOTIAN ::
+ * TT_MAC_ID_GEORGIAN ::
+ * TT_MAC_ID_ARMENIAN ::
+ * TT_MAC_ID_MALDIVIAN ::
+ * TT_MAC_ID_SIMPLIFIED_CHINESE ::
+ * TT_MAC_ID_TIBETAN ::
+ * TT_MAC_ID_MONGOLIAN ::
+ * TT_MAC_ID_GEEZ ::
+ * TT_MAC_ID_SLAVIC ::
+ * TT_MAC_ID_VIETNAMESE ::
+ * TT_MAC_ID_SINDHI ::
+ * TT_MAC_ID_UNINTERP ::
+ */
+
+#define TT_MAC_ID_ROMAN 0
+#define TT_MAC_ID_JAPANESE 1
+#define TT_MAC_ID_TRADITIONAL_CHINESE 2
+#define TT_MAC_ID_KOREAN 3
+#define TT_MAC_ID_ARABIC 4
+#define TT_MAC_ID_HEBREW 5
+#define TT_MAC_ID_GREEK 6
+#define TT_MAC_ID_RUSSIAN 7
+#define TT_MAC_ID_RSYMBOL 8
+#define TT_MAC_ID_DEVANAGARI 9
+#define TT_MAC_ID_GURMUKHI 10
+#define TT_MAC_ID_GUJARATI 11
+#define TT_MAC_ID_ORIYA 12
+#define TT_MAC_ID_BENGALI 13
+#define TT_MAC_ID_TAMIL 14
+#define TT_MAC_ID_TELUGU 15
+#define TT_MAC_ID_KANNADA 16
+#define TT_MAC_ID_MALAYALAM 17
+#define TT_MAC_ID_SINHALESE 18
+#define TT_MAC_ID_BURMESE 19
+#define TT_MAC_ID_KHMER 20
+#define TT_MAC_ID_THAI 21
+#define TT_MAC_ID_LAOTIAN 22
+#define TT_MAC_ID_GEORGIAN 23
+#define TT_MAC_ID_ARMENIAN 24
+#define TT_MAC_ID_MALDIVIAN 25
+#define TT_MAC_ID_SIMPLIFIED_CHINESE 25
+#define TT_MAC_ID_TIBETAN 26
+#define TT_MAC_ID_MONGOLIAN 27
+#define TT_MAC_ID_GEEZ 28
+#define TT_MAC_ID_SLAVIC 29
+#define TT_MAC_ID_VIETNAMESE 30
+#define TT_MAC_ID_SINDHI 31
+#define TT_MAC_ID_UNINTERP 32
+
+
+ /***********************************************************************
+ *
+ * @enum:
+ * TT_ISO_ID_XXX
+ *
+ * @description:
+ * A list of valid values for the `encoding_id' for
+ * @TT_PLATFORM_ISO charmaps and name entries.
+ *
+ * Their use is now deprecated.
+ *
+ * @values:
+ * TT_ISO_ID_7BIT_ASCII ::
+ * ASCII.
+ * TT_ISO_ID_10646 ::
+ * ISO/10646.
+ * TT_ISO_ID_8859_1 ::
+ * Also known as Latin-1.
+ */
+
+#define TT_ISO_ID_7BIT_ASCII 0
+#define TT_ISO_ID_10646 1
+#define TT_ISO_ID_8859_1 2
+
+
+ /***********************************************************************
+ *
+ * @enum:
+ * TT_MS_ID_XXX
+ *
+ * @description:
+ * A list of valid values for the `encoding_id' for
+ * @TT_PLATFORM_MICROSOFT charmaps and name entries.
+ *
+ * @values:
+ * TT_MS_ID_SYMBOL_CS ::
+ * Corresponds to Microsoft symbol encoding. See
+ * @FT_ENCODING_MS_SYMBOL.
+ *
+ * TT_MS_ID_UNICODE_CS ::
+ * Corresponds to a Microsoft WGL4 charmap, matching Unicode. See
+ * @FT_ENCODING_UNICODE.
+ *
+ * TT_MS_ID_SJIS ::
+ * Corresponds to SJIS Japanese encoding. See @FT_ENCODING_SJIS.
+ *
+ * TT_MS_ID_GB2312 ::
+ * Corresponds to Simplified Chinese as used in Mainland China. See
+ * @FT_ENCODING_GB2312.
+ *
+ * TT_MS_ID_BIG_5 ::
+ * Corresponds to Traditional Chinese as used in Taiwan and Hong Kong.
+ * See @FT_ENCODING_BIG5.
+ *
+ * TT_MS_ID_WANSUNG ::
+ * Corresponds to Korean Wansung encoding. See @FT_ENCODING_WANSUNG.
+ *
+ * TT_MS_ID_JOHAB ::
+ * Corresponds to Johab encoding. See @FT_ENCODING_JOHAB.
+ *
+ * TT_MS_ID_UCS_4 ::
+ * Corresponds to UCS-4 or UTF-32 charmaps. This has been added to
+ * the OpenType specification version 1.4 (mid-2001.)
+ */
+
+#define TT_MS_ID_SYMBOL_CS 0
+#define TT_MS_ID_UNICODE_CS 1
+#define TT_MS_ID_SJIS 2
+#define TT_MS_ID_GB2312 3
+#define TT_MS_ID_BIG_5 4
+#define TT_MS_ID_WANSUNG 5
+#define TT_MS_ID_JOHAB 6
+#define TT_MS_ID_UCS_4 10
+
+
+ /***********************************************************************
+ *
+ * @enum:
+ * TT_ADOBE_ID_XXX
+ *
+ * @description:
+ * A list of valid values for the `encoding_id' for
+ * @TT_PLATFORM_ADOBE charmaps. This is a FreeType-specific extension!
+ *
+ * @values:
+ * TT_ADOBE_ID_STANDARD ::
+ * Adobe standard encoding.
+ * TT_ADOBE_ID_EXPERT ::
+ * Adobe expert encoding.
+ * TT_ADOBE_ID_CUSTOM ::
+ * Adobe custom encoding.
+ * TT_ADOBE_ID_LATIN_1 ::
+ * Adobe Latin~1 encoding.
+ */
+
+#define TT_ADOBE_ID_STANDARD 0
+#define TT_ADOBE_ID_EXPERT 1
+#define TT_ADOBE_ID_CUSTOM 2
+#define TT_ADOBE_ID_LATIN_1 3
+
+
+ /*************************************************************************/
+ /* */
+ /* Possible values of the language identifier field in the name records */
+ /* of the TTF `name' table if the `platform' identifier code is */
+ /* TT_PLATFORM_MACINTOSH. */
+ /* */
+ /* The canonical source for the Apple assigned Language ID's is at */
+ /* */
+ /* http://fonts.apple.com/TTRefMan/RM06/Chap6name.html */
+ /* */
+#define TT_MAC_LANGID_ENGLISH 0
+#define TT_MAC_LANGID_FRENCH 1
+#define TT_MAC_LANGID_GERMAN 2
+#define TT_MAC_LANGID_ITALIAN 3
+#define TT_MAC_LANGID_DUTCH 4
+#define TT_MAC_LANGID_SWEDISH 5
+#define TT_MAC_LANGID_SPANISH 6
+#define TT_MAC_LANGID_DANISH 7
+#define TT_MAC_LANGID_PORTUGUESE 8
+#define TT_MAC_LANGID_NORWEGIAN 9
+#define TT_MAC_LANGID_HEBREW 10
+#define TT_MAC_LANGID_JAPANESE 11
+#define TT_MAC_LANGID_ARABIC 12
+#define TT_MAC_LANGID_FINNISH 13
+#define TT_MAC_LANGID_GREEK 14
+#define TT_MAC_LANGID_ICELANDIC 15
+#define TT_MAC_LANGID_MALTESE 16
+#define TT_MAC_LANGID_TURKISH 17
+#define TT_MAC_LANGID_CROATIAN 18
+#define TT_MAC_LANGID_CHINESE_TRADITIONAL 19
+#define TT_MAC_LANGID_URDU 20
+#define TT_MAC_LANGID_HINDI 21
+#define TT_MAC_LANGID_THAI 22
+#define TT_MAC_LANGID_KOREAN 23
+#define TT_MAC_LANGID_LITHUANIAN 24
+#define TT_MAC_LANGID_POLISH 25
+#define TT_MAC_LANGID_HUNGARIAN 26
+#define TT_MAC_LANGID_ESTONIAN 27
+#define TT_MAC_LANGID_LETTISH 28
+#define TT_MAC_LANGID_SAAMISK 29
+#define TT_MAC_LANGID_FAEROESE 30
+#define TT_MAC_LANGID_FARSI 31
+#define TT_MAC_LANGID_RUSSIAN 32
+#define TT_MAC_LANGID_CHINESE_SIMPLIFIED 33
+#define TT_MAC_LANGID_FLEMISH 34
+#define TT_MAC_LANGID_IRISH 35
+#define TT_MAC_LANGID_ALBANIAN 36
+#define TT_MAC_LANGID_ROMANIAN 37
+#define TT_MAC_LANGID_CZECH 38
+#define TT_MAC_LANGID_SLOVAK 39
+#define TT_MAC_LANGID_SLOVENIAN 40
+#define TT_MAC_LANGID_YIDDISH 41
+#define TT_MAC_LANGID_SERBIAN 42
+#define TT_MAC_LANGID_MACEDONIAN 43
+#define TT_MAC_LANGID_BULGARIAN 44
+#define TT_MAC_LANGID_UKRAINIAN 45
+#define TT_MAC_LANGID_BYELORUSSIAN 46
+#define TT_MAC_LANGID_UZBEK 47
+#define TT_MAC_LANGID_KAZAKH 48
+#define TT_MAC_LANGID_AZERBAIJANI 49
+#define TT_MAC_LANGID_AZERBAIJANI_CYRILLIC_SCRIPT 49
+#define TT_MAC_LANGID_AZERBAIJANI_ARABIC_SCRIPT 50
+#define TT_MAC_LANGID_ARMENIAN 51
+#define TT_MAC_LANGID_GEORGIAN 52
+#define TT_MAC_LANGID_MOLDAVIAN 53
+#define TT_MAC_LANGID_KIRGHIZ 54
+#define TT_MAC_LANGID_TAJIKI 55
+#define TT_MAC_LANGID_TURKMEN 56
+#define TT_MAC_LANGID_MONGOLIAN 57
+#define TT_MAC_LANGID_MONGOLIAN_MONGOLIAN_SCRIPT 57
+#define TT_MAC_LANGID_MONGOLIAN_CYRILLIC_SCRIPT 58
+#define TT_MAC_LANGID_PASHTO 59
+#define TT_MAC_LANGID_KURDISH 60
+#define TT_MAC_LANGID_KASHMIRI 61
+#define TT_MAC_LANGID_SINDHI 62
+#define TT_MAC_LANGID_TIBETAN 63
+#define TT_MAC_LANGID_NEPALI 64
+#define TT_MAC_LANGID_SANSKRIT 65
+#define TT_MAC_LANGID_MARATHI 66
+#define TT_MAC_LANGID_BENGALI 67
+#define TT_MAC_LANGID_ASSAMESE 68
+#define TT_MAC_LANGID_GUJARATI 69
+#define TT_MAC_LANGID_PUNJABI 70
+#define TT_MAC_LANGID_ORIYA 71
+#define TT_MAC_LANGID_MALAYALAM 72
+#define TT_MAC_LANGID_KANNADA 73
+#define TT_MAC_LANGID_TAMIL 74
+#define TT_MAC_LANGID_TELUGU 75
+#define TT_MAC_LANGID_SINHALESE 76
+#define TT_MAC_LANGID_BURMESE 77
+#define TT_MAC_LANGID_KHMER 78
+#define TT_MAC_LANGID_LAO 79
+#define TT_MAC_LANGID_VIETNAMESE 80
+#define TT_MAC_LANGID_INDONESIAN 81
+#define TT_MAC_LANGID_TAGALOG 82
+#define TT_MAC_LANGID_MALAY_ROMAN_SCRIPT 83
+#define TT_MAC_LANGID_MALAY_ARABIC_SCRIPT 84
+#define TT_MAC_LANGID_AMHARIC 85
+#define TT_MAC_LANGID_TIGRINYA 86
+#define TT_MAC_LANGID_GALLA 87
+#define TT_MAC_LANGID_SOMALI 88
+#define TT_MAC_LANGID_SWAHILI 89
+#define TT_MAC_LANGID_RUANDA 90
+#define TT_MAC_LANGID_RUNDI 91
+#define TT_MAC_LANGID_CHEWA 92
+#define TT_MAC_LANGID_MALAGASY 93
+#define TT_MAC_LANGID_ESPERANTO 94
+#define TT_MAC_LANGID_WELSH 128
+#define TT_MAC_LANGID_BASQUE 129
+#define TT_MAC_LANGID_CATALAN 130
+#define TT_MAC_LANGID_LATIN 131
+#define TT_MAC_LANGID_QUECHUA 132
+#define TT_MAC_LANGID_GUARANI 133
+#define TT_MAC_LANGID_AYMARA 134
+#define TT_MAC_LANGID_TATAR 135
+#define TT_MAC_LANGID_UIGHUR 136
+#define TT_MAC_LANGID_DZONGKHA 137
+#define TT_MAC_LANGID_JAVANESE 138
+#define TT_MAC_LANGID_SUNDANESE 139
+
+
+#if 0 /* these seem to be errors that have been dropped */
+
+#define TT_MAC_LANGID_SCOTTISH_GAELIC 140
+#define TT_MAC_LANGID_IRISH_GAELIC 141
+
+#endif
+
+
+ /* The following codes are new as of 2000-03-10 */
+#define TT_MAC_LANGID_GALICIAN 140
+#define TT_MAC_LANGID_AFRIKAANS 141
+#define TT_MAC_LANGID_BRETON 142
+#define TT_MAC_LANGID_INUKTITUT 143
+#define TT_MAC_LANGID_SCOTTISH_GAELIC 144
+#define TT_MAC_LANGID_MANX_GAELIC 145
+#define TT_MAC_LANGID_IRISH_GAELIC 146
+#define TT_MAC_LANGID_TONGAN 147
+#define TT_MAC_LANGID_GREEK_POLYTONIC 148
+#define TT_MAC_LANGID_GREELANDIC 149
+#define TT_MAC_LANGID_AZERBAIJANI_ROMAN_SCRIPT 150
+
+
+ /*************************************************************************/
+ /* */
+ /* Possible values of the language identifier field in the name records */
+ /* of the TTF `name' table if the `platform' identifier code is */
+ /* TT_PLATFORM_MICROSOFT. */
+ /* */
+ /* The canonical source for the MS assigned LCID's (seems to) be at */
+ /* */
+ /* http://www.microsoft.com/globaldev/reference/lcid-all.mspx */
+ /* */
+ /* It used to be at various places, among them */
+ /* */
+ /* http://www.microsoft.com/typography/OTSPEC/lcid-cp.txt */
+ /* http://www.microsoft.com/globaldev/reference/loclanghome.asp */
+ /* http://support.microsoft.com/support/kb/articles/Q224/8/04.ASP */
+ /* http://msdn.microsoft.com/library/en-us/passport25/ */
+ /* NET_Passport_VBScript_Documentation/Single_Sign_In/ */
+ /* Advanced_Single_Sign_In/Localization_and_LCIDs.asp */
+ /* */
+ /* Hopefully, it seems now that the Globaldev site prevails... */
+ /* (updated by Antoine, 2004-02-17) */
+
+#define TT_MS_LANGID_ARABIC_GENERAL 0x0001
+#define TT_MS_LANGID_ARABIC_SAUDI_ARABIA 0x0401
+#define TT_MS_LANGID_ARABIC_IRAQ 0x0801
+#define TT_MS_LANGID_ARABIC_EGYPT 0x0c01
+#define TT_MS_LANGID_ARABIC_LIBYA 0x1001
+#define TT_MS_LANGID_ARABIC_ALGERIA 0x1401
+#define TT_MS_LANGID_ARABIC_MOROCCO 0x1801
+#define TT_MS_LANGID_ARABIC_TUNISIA 0x1c01
+#define TT_MS_LANGID_ARABIC_OMAN 0x2001
+#define TT_MS_LANGID_ARABIC_YEMEN 0x2401
+#define TT_MS_LANGID_ARABIC_SYRIA 0x2801
+#define TT_MS_LANGID_ARABIC_JORDAN 0x2c01
+#define TT_MS_LANGID_ARABIC_LEBANON 0x3001
+#define TT_MS_LANGID_ARABIC_KUWAIT 0x3401
+#define TT_MS_LANGID_ARABIC_UAE 0x3801
+#define TT_MS_LANGID_ARABIC_BAHRAIN 0x3c01
+#define TT_MS_LANGID_ARABIC_QATAR 0x4001
+#define TT_MS_LANGID_BULGARIAN_BULGARIA 0x0402
+#define TT_MS_LANGID_CATALAN_SPAIN 0x0403
+#define TT_MS_LANGID_CHINESE_GENERAL 0x0004
+#define TT_MS_LANGID_CHINESE_TAIWAN 0x0404
+#define TT_MS_LANGID_CHINESE_PRC 0x0804
+#define TT_MS_LANGID_CHINESE_HONG_KONG 0x0c04
+#define TT_MS_LANGID_CHINESE_SINGAPORE 0x1004
+
+#if 1 /* this looks like the correct value */
+#define TT_MS_LANGID_CHINESE_MACAU 0x1404
+#else /* but beware, Microsoft may change its mind...
+ the most recent Word reference has the following: */
+#define TT_MS_LANGID_CHINESE_MACAU TT_MS_LANGID_CHINESE_HONG_KONG
+#endif
+
+#if 0 /* used only with .NET `cultures'; commented out */
+#define TT_MS_LANGID_CHINESE_TRADITIONAL 0x7C04
+#endif
+
+#define TT_MS_LANGID_CZECH_CZECH_REPUBLIC 0x0405
+#define TT_MS_LANGID_DANISH_DENMARK 0x0406
+#define TT_MS_LANGID_GERMAN_GERMANY 0x0407
+#define TT_MS_LANGID_GERMAN_SWITZERLAND 0x0807
+#define TT_MS_LANGID_GERMAN_AUSTRIA 0x0c07
+#define TT_MS_LANGID_GERMAN_LUXEMBOURG 0x1007
+#define TT_MS_LANGID_GERMAN_LIECHTENSTEI 0x1407
+#define TT_MS_LANGID_GREEK_GREECE 0x0408
+
+ /* don't ask what this one means... It is commented out currently. */
+#if 0
+#define TT_MS_LANGID_GREEK_GREECE2 0x2008
+#endif
+
+#define TT_MS_LANGID_ENGLISH_GENERAL 0x0009
+#define TT_MS_LANGID_ENGLISH_UNITED_STATES 0x0409
+#define TT_MS_LANGID_ENGLISH_UNITED_KINGDOM 0x0809
+#define TT_MS_LANGID_ENGLISH_AUSTRALIA 0x0c09
+#define TT_MS_LANGID_ENGLISH_CANADA 0x1009
+#define TT_MS_LANGID_ENGLISH_NEW_ZEALAND 0x1409
+#define TT_MS_LANGID_ENGLISH_IRELAND 0x1809
+#define TT_MS_LANGID_ENGLISH_SOUTH_AFRICA 0x1c09
+#define TT_MS_LANGID_ENGLISH_JAMAICA 0x2009
+#define TT_MS_LANGID_ENGLISH_CARIBBEAN 0x2409
+#define TT_MS_LANGID_ENGLISH_BELIZE 0x2809
+#define TT_MS_LANGID_ENGLISH_TRINIDAD 0x2c09
+#define TT_MS_LANGID_ENGLISH_ZIMBABWE 0x3009
+#define TT_MS_LANGID_ENGLISH_PHILIPPINES 0x3409
+#define TT_MS_LANGID_ENGLISH_INDONESIA 0x3809
+#define TT_MS_LANGID_ENGLISH_HONG_KONG 0x3c09
+#define TT_MS_LANGID_ENGLISH_INDIA 0x4009
+#define TT_MS_LANGID_ENGLISH_MALAYSIA 0x4409
+#define TT_MS_LANGID_ENGLISH_SINGAPORE 0x4809
+#define TT_MS_LANGID_SPANISH_SPAIN_TRADITIONAL_SORT 0x040a
+#define TT_MS_LANGID_SPANISH_MEXICO 0x080a
+#define TT_MS_LANGID_SPANISH_SPAIN_INTERNATIONAL_SORT 0x0c0a
+#define TT_MS_LANGID_SPANISH_GUATEMALA 0x100a
+#define TT_MS_LANGID_SPANISH_COSTA_RICA 0x140a
+#define TT_MS_LANGID_SPANISH_PANAMA 0x180a
+#define TT_MS_LANGID_SPANISH_DOMINICAN_REPUBLIC 0x1c0a
+#define TT_MS_LANGID_SPANISH_VENEZUELA 0x200a
+#define TT_MS_LANGID_SPANISH_COLOMBIA 0x240a
+#define TT_MS_LANGID_SPANISH_PERU 0x280a
+#define TT_MS_LANGID_SPANISH_ARGENTINA 0x2c0a
+#define TT_MS_LANGID_SPANISH_ECUADOR 0x300a
+#define TT_MS_LANGID_SPANISH_CHILE 0x340a
+#define TT_MS_LANGID_SPANISH_URUGUAY 0x380a
+#define TT_MS_LANGID_SPANISH_PARAGUAY 0x3c0a
+#define TT_MS_LANGID_SPANISH_BOLIVIA 0x400a
+#define TT_MS_LANGID_SPANISH_EL_SALVADOR 0x440a
+#define TT_MS_LANGID_SPANISH_HONDURAS 0x480a
+#define TT_MS_LANGID_SPANISH_NICARAGUA 0x4c0a
+#define TT_MS_LANGID_SPANISH_PUERTO_RICO 0x500a
+#define TT_MS_LANGID_SPANISH_UNITED_STATES 0x540a
+ /* The following ID blatantly violate MS specs by using a */
+ /* sublanguage > 0x1F. */
+#define TT_MS_LANGID_SPANISH_LATIN_AMERICA 0xE40aU
+#define TT_MS_LANGID_FINNISH_FINLAND 0x040b
+#define TT_MS_LANGID_FRENCH_FRANCE 0x040c
+#define TT_MS_LANGID_FRENCH_BELGIUM 0x080c
+#define TT_MS_LANGID_FRENCH_CANADA 0x0c0c
+#define TT_MS_LANGID_FRENCH_SWITZERLAND 0x100c
+#define TT_MS_LANGID_FRENCH_LUXEMBOURG 0x140c
+#define TT_MS_LANGID_FRENCH_MONACO 0x180c
+#define TT_MS_LANGID_FRENCH_WEST_INDIES 0x1c0c
+#define TT_MS_LANGID_FRENCH_REUNION 0x200c
+#define TT_MS_LANGID_FRENCH_CONGO 0x240c
+ /* which was formerly: */
+#define TT_MS_LANGID_FRENCH_ZAIRE TT_MS_LANGID_FRENCH_CONGO
+#define TT_MS_LANGID_FRENCH_SENEGAL 0x280c
+#define TT_MS_LANGID_FRENCH_CAMEROON 0x2c0c
+#define TT_MS_LANGID_FRENCH_COTE_D_IVOIRE 0x300c
+#define TT_MS_LANGID_FRENCH_MALI 0x340c
+#define TT_MS_LANGID_FRENCH_MOROCCO 0x380c
+#define TT_MS_LANGID_FRENCH_HAITI 0x3c0c
+ /* and another violation of the spec (see 0xE40aU) */
+#define TT_MS_LANGID_FRENCH_NORTH_AFRICA 0xE40cU
+#define TT_MS_LANGID_HEBREW_ISRAEL 0x040d
+#define TT_MS_LANGID_HUNGARIAN_HUNGARY 0x040e
+#define TT_MS_LANGID_ICELANDIC_ICELAND 0x040f
+#define TT_MS_LANGID_ITALIAN_ITALY 0x0410
+#define TT_MS_LANGID_ITALIAN_SWITZERLAND 0x0810
+#define TT_MS_LANGID_JAPANESE_JAPAN 0x0411
+#define TT_MS_LANGID_KOREAN_EXTENDED_WANSUNG_KOREA 0x0412
+#define TT_MS_LANGID_KOREAN_JOHAB_KOREA 0x0812
+#define TT_MS_LANGID_DUTCH_NETHERLANDS 0x0413
+#define TT_MS_LANGID_DUTCH_BELGIUM 0x0813
+#define TT_MS_LANGID_NORWEGIAN_NORWAY_BOKMAL 0x0414
+#define TT_MS_LANGID_NORWEGIAN_NORWAY_NYNORSK 0x0814
+#define TT_MS_LANGID_POLISH_POLAND 0x0415
+#define TT_MS_LANGID_PORTUGUESE_BRAZIL 0x0416
+#define TT_MS_LANGID_PORTUGUESE_PORTUGAL 0x0816
+#define TT_MS_LANGID_RHAETO_ROMANIC_SWITZERLAND 0x0417
+#define TT_MS_LANGID_ROMANIAN_ROMANIA 0x0418
+#define TT_MS_LANGID_MOLDAVIAN_MOLDAVIA 0x0818
+#define TT_MS_LANGID_RUSSIAN_RUSSIA 0x0419
+#define TT_MS_LANGID_RUSSIAN_MOLDAVIA 0x0819
+#define TT_MS_LANGID_CROATIAN_CROATIA 0x041a
+#define TT_MS_LANGID_SERBIAN_SERBIA_LATIN 0x081a
+#define TT_MS_LANGID_SERBIAN_SERBIA_CYRILLIC 0x0c1a
+
+#if 0 /* this used to be this value, but it looks like we were wrong */
+#define TT_MS_LANGID_BOSNIAN_BOSNIA_HERZEGOVINA 0x101a
+#else /* current sources say */
+#define TT_MS_LANGID_CROATIAN_BOSNIA_HERZEGOVINA 0x101a
+#define TT_MS_LANGID_BOSNIAN_BOSNIA_HERZEGOVINA 0x141a
+ /* and XPsp2 Platform SDK added (2004-07-26) */
+ /* Names are shortened to be significant within 40 chars. */
+#define TT_MS_LANGID_SERBIAN_BOSNIA_HERZ_LATIN 0x181a
+#define TT_MS_LANGID_SERBIAN_BOSNIA_HERZ_CYRILLIC 0x181a
+#endif
+
+#define TT_MS_LANGID_SLOVAK_SLOVAKIA 0x041b
+#define TT_MS_LANGID_ALBANIAN_ALBANIA 0x041c
+#define TT_MS_LANGID_SWEDISH_SWEDEN 0x041d
+#define TT_MS_LANGID_SWEDISH_FINLAND 0x081d
+#define TT_MS_LANGID_THAI_THAILAND 0x041e
+#define TT_MS_LANGID_TURKISH_TURKEY 0x041f
+#define TT_MS_LANGID_URDU_PAKISTAN 0x0420
+#define TT_MS_LANGID_URDU_INDIA 0x0820
+#define TT_MS_LANGID_INDONESIAN_INDONESIA 0x0421
+#define TT_MS_LANGID_UKRAINIAN_UKRAINE 0x0422
+#define TT_MS_LANGID_BELARUSIAN_BELARUS 0x0423
+#define TT_MS_LANGID_SLOVENE_SLOVENIA 0x0424
+#define TT_MS_LANGID_ESTONIAN_ESTONIA 0x0425
+#define TT_MS_LANGID_LATVIAN_LATVIA 0x0426
+#define TT_MS_LANGID_LITHUANIAN_LITHUANIA 0x0427
+#define TT_MS_LANGID_CLASSIC_LITHUANIAN_LITHUANIA 0x0827
+#define TT_MS_LANGID_TAJIK_TAJIKISTAN 0x0428
+#define TT_MS_LANGID_FARSI_IRAN 0x0429
+#define TT_MS_LANGID_VIETNAMESE_VIET_NAM 0x042a
+#define TT_MS_LANGID_ARMENIAN_ARMENIA 0x042b
+#define TT_MS_LANGID_AZERI_AZERBAIJAN_LATIN 0x042c
+#define TT_MS_LANGID_AZERI_AZERBAIJAN_CYRILLIC 0x082c
+#define TT_MS_LANGID_BASQUE_SPAIN 0x042d
+#define TT_MS_LANGID_SORBIAN_GERMANY 0x042e
+#define TT_MS_LANGID_MACEDONIAN_MACEDONIA 0x042f
+#define TT_MS_LANGID_SUTU_SOUTH_AFRICA 0x0430
+#define TT_MS_LANGID_TSONGA_SOUTH_AFRICA 0x0431
+#define TT_MS_LANGID_TSWANA_SOUTH_AFRICA 0x0432
+#define TT_MS_LANGID_VENDA_SOUTH_AFRICA 0x0433
+#define TT_MS_LANGID_XHOSA_SOUTH_AFRICA 0x0434
+#define TT_MS_LANGID_ZULU_SOUTH_AFRICA 0x0435
+#define TT_MS_LANGID_AFRIKAANS_SOUTH_AFRICA 0x0436
+#define TT_MS_LANGID_GEORGIAN_GEORGIA 0x0437
+#define TT_MS_LANGID_FAEROESE_FAEROE_ISLANDS 0x0438
+#define TT_MS_LANGID_HINDI_INDIA 0x0439
+#define TT_MS_LANGID_MALTESE_MALTA 0x043a
+ /* Added by XPsp2 Platform SDK (2004-07-26) */
+#define TT_MS_LANGID_SAMI_NORTHERN_NORWAY 0x043b
+#define TT_MS_LANGID_SAMI_NORTHERN_SWEDEN 0x083b
+#define TT_MS_LANGID_SAMI_NORTHERN_FINLAND 0x0C3b
+#define TT_MS_LANGID_SAMI_LULE_NORWAY 0x103b
+#define TT_MS_LANGID_SAMI_LULE_SWEDEN 0x143b
+#define TT_MS_LANGID_SAMI_SOUTHERN_NORWAY 0x183b
+#define TT_MS_LANGID_SAMI_SOUTHERN_SWEDEN 0x1C3b
+#define TT_MS_LANGID_SAMI_SKOLT_FINLAND 0x203b
+#define TT_MS_LANGID_SAMI_INARI_FINLAND 0x243b
+ /* ... and we also keep our old identifier... */
+#define TT_MS_LANGID_SAAMI_LAPONIA 0x043b
+
+#if 0 /* this seems to be a previous inversion */
+#define TT_MS_LANGID_IRISH_GAELIC_IRELAND 0x043c
+#define TT_MS_LANGID_SCOTTISH_GAELIC_UNITED_KINGDOM 0x083c
+#else
+#define TT_MS_LANGID_SCOTTISH_GAELIC_UNITED_KINGDOM 0x083c
+#define TT_MS_LANGID_IRISH_GAELIC_IRELAND 0x043c
+#endif
+
+#define TT_MS_LANGID_YIDDISH_GERMANY 0x043d
+#define TT_MS_LANGID_MALAY_MALAYSIA 0x043e
+#define TT_MS_LANGID_MALAY_BRUNEI_DARUSSALAM 0x083e
+#define TT_MS_LANGID_KAZAK_KAZAKSTAN 0x043f
+#define TT_MS_LANGID_KIRGHIZ_KIRGHIZSTAN /* Cyrillic*/ 0x0440
+ /* alias declared in Windows 2000 */
+#define TT_MS_LANGID_KIRGHIZ_KIRGHIZ_REPUBLIC \
+ TT_MS_LANGID_KIRGHIZ_KIRGHIZSTAN
+
+#define TT_MS_LANGID_SWAHILI_KENYA 0x0441
+#define TT_MS_LANGID_TURKMEN_TURKMENISTAN 0x0442
+#define TT_MS_LANGID_UZBEK_UZBEKISTAN_LATIN 0x0443
+#define TT_MS_LANGID_UZBEK_UZBEKISTAN_CYRILLIC 0x0843
+#define TT_MS_LANGID_TATAR_TATARSTAN 0x0444
+#define TT_MS_LANGID_BENGALI_INDIA 0x0445
+#define TT_MS_LANGID_BENGALI_BANGLADESH 0x0845
+#define TT_MS_LANGID_PUNJABI_INDIA 0x0446
+#define TT_MS_LANGID_PUNJABI_ARABIC_PAKISTAN 0x0846
+#define TT_MS_LANGID_GUJARATI_INDIA 0x0447
+#define TT_MS_LANGID_ORIYA_INDIA 0x0448
+#define TT_MS_LANGID_TAMIL_INDIA 0x0449
+#define TT_MS_LANGID_TELUGU_INDIA 0x044a
+#define TT_MS_LANGID_KANNADA_INDIA 0x044b
+#define TT_MS_LANGID_MALAYALAM_INDIA 0x044c
+#define TT_MS_LANGID_ASSAMESE_INDIA 0x044d
+#define TT_MS_LANGID_MARATHI_INDIA 0x044e
+#define TT_MS_LANGID_SANSKRIT_INDIA 0x044f
+#define TT_MS_LANGID_MONGOLIAN_MONGOLIA /* Cyrillic */ 0x0450
+#define TT_MS_LANGID_MONGOLIAN_MONGOLIA_MONGOLIAN 0x0850
+#define TT_MS_LANGID_TIBETAN_CHINA 0x0451
+ /* Don't use the next constant! It has */
+ /* (1) the wrong spelling (Dzonghka) */
+ /* (2) Microsoft doesn't officially define it -- */
+ /* at least it is not in the List of Local */
+ /* ID Values. */
+ /* (3) Dzongkha is not the same language as */
+ /* Tibetan, so merging it is wrong anyway. */
+ /* */
+ /* TT_MS_LANGID_TIBETAN_BHUTAN is correct, BTW. */
+#define TT_MS_LANGID_DZONGHKA_BHUTAN 0x0851
+
+#if 0
+ /* the following used to be defined */
+#define TT_MS_LANGID_TIBETAN_BHUTAN 0x0451
+ /* ... but it was changed; */
+#else
+ /* So we will continue to #define it, but with the correct value */
+#define TT_MS_LANGID_TIBETAN_BHUTAN TT_MS_LANGID_DZONGHKA_BHUTAN
+#endif
+
+#define TT_MS_LANGID_WELSH_WALES 0x0452
+#define TT_MS_LANGID_KHMER_CAMBODIA 0x0453
+#define TT_MS_LANGID_LAO_LAOS 0x0454
+#define TT_MS_LANGID_BURMESE_MYANMAR 0x0455
+#define TT_MS_LANGID_GALICIAN_SPAIN 0x0456
+#define TT_MS_LANGID_KONKANI_INDIA 0x0457
+#define TT_MS_LANGID_MANIPURI_INDIA /* Bengali */ 0x0458
+#define TT_MS_LANGID_SINDHI_INDIA /* Arabic */ 0x0459
+#define TT_MS_LANGID_SINDHI_PAKISTAN 0x0859
+ /* Missing a LCID for Sindhi in Devanagari script */
+#define TT_MS_LANGID_SYRIAC_SYRIA 0x045a
+#define TT_MS_LANGID_SINHALESE_SRI_LANKA 0x045b
+#define TT_MS_LANGID_CHEROKEE_UNITED_STATES 0x045c
+#define TT_MS_LANGID_INUKTITUT_CANADA 0x045d
+#define TT_MS_LANGID_AMHARIC_ETHIOPIA 0x045e
+#define TT_MS_LANGID_TAMAZIGHT_MOROCCO /* Arabic */ 0x045f
+#define TT_MS_LANGID_TAMAZIGHT_MOROCCO_LATIN 0x085f
+ /* Missing a LCID for Tifinagh script */
+#define TT_MS_LANGID_KASHMIRI_PAKISTAN /* Arabic */ 0x0460
+ /* Spelled this way by XPsp2 Platform SDK (2004-07-26) */
+ /* script is yet unclear... might be Arabic, Nagari or Sharada */
+#define TT_MS_LANGID_KASHMIRI_SASIA 0x0860
+ /* ... and aliased (by MS) for compatibility reasons. */
+#define TT_MS_LANGID_KASHMIRI_INDIA TT_MS_LANGID_KASHMIRI_SASIA
+#define TT_MS_LANGID_NEPALI_NEPAL 0x0461
+#define TT_MS_LANGID_NEPALI_INDIA 0x0861
+#define TT_MS_LANGID_FRISIAN_NETHERLANDS 0x0462
+#define TT_MS_LANGID_PASHTO_AFGHANISTAN 0x0463
+#define TT_MS_LANGID_FILIPINO_PHILIPPINES 0x0464
+#define TT_MS_LANGID_DHIVEHI_MALDIVES 0x0465
+ /* alias declared in Windows 2000 */
+#define TT_MS_LANGID_DIVEHI_MALDIVES TT_MS_LANGID_DHIVEHI_MALDIVES
+#define TT_MS_LANGID_EDO_NIGERIA 0x0466
+#define TT_MS_LANGID_FULFULDE_NIGERIA 0x0467
+#define TT_MS_LANGID_HAUSA_NIGERIA 0x0468
+#define TT_MS_LANGID_IBIBIO_NIGERIA 0x0469
+#define TT_MS_LANGID_YORUBA_NIGERIA 0x046a
+#define TT_MS_LANGID_QUECHUA_BOLIVIA 0x046b
+#define TT_MS_LANGID_QUECHUA_ECUADOR 0x086b
+#define TT_MS_LANGID_QUECHUA_PERU 0x0c6b
+#define TT_MS_LANGID_SEPEDI_SOUTH_AFRICA 0x046c
+ /* Also spelled by XPsp2 Platform SDK (2004-07-26) */
+#define TT_MS_LANGID_SOTHO_SOUTHERN_SOUTH_AFRICA \
+ TT_MS_LANGID_SEPEDI_SOUTH_AFRICA
+ /* language codes 0x046d, 0x046e and 0x046f are (still) unknown. */
+#define TT_MS_LANGID_IGBO_NIGERIA 0x0470
+#define TT_MS_LANGID_KANURI_NIGERIA 0x0471
+#define TT_MS_LANGID_OROMO_ETHIOPIA 0x0472
+#define TT_MS_LANGID_TIGRIGNA_ETHIOPIA 0x0473
+#define TT_MS_LANGID_TIGRIGNA_ERYTHREA 0x0873
+ /* also spelled in the `Passport SDK' list as: */
+#define TT_MS_LANGID_TIGRIGNA_ERYTREA TT_MS_LANGID_TIGRIGNA_ERYTHREA
+#define TT_MS_LANGID_GUARANI_PARAGUAY 0x0474
+#define TT_MS_LANGID_HAWAIIAN_UNITED_STATES 0x0475
+#define TT_MS_LANGID_LATIN 0x0476
+#define TT_MS_LANGID_SOMALI_SOMALIA 0x0477
+ /* Note: Yi does not have a (proper) ISO 639-2 code, since it is mostly */
+ /* not written (but OTOH the peculiar writing system is worth */
+ /* studying). */
+#define TT_MS_LANGID_YI_CHINA 0x0478
+#define TT_MS_LANGID_PAPIAMENTU_NETHERLANDS_ANTILLES 0x0479
+ /* language codes from 0x047a to 0x047f are (still) unknown. */
+#define TT_MS_LANGID_UIGHUR_CHINA 0x0480
+#define TT_MS_LANGID_MAORI_NEW_ZEALAND 0x0481
+
+#if 0 /* not deemed useful for fonts */
+#define TT_MS_LANGID_HUMAN_INTERFACE_DEVICE 0x04ff
+#endif
+
+
+ /*************************************************************************/
+ /* */
+ /* Possible values of the `name' identifier field in the name records of */
+ /* the TTF `name' table. These values are platform independent. */
+ /* */
+#define TT_NAME_ID_COPYRIGHT 0
+#define TT_NAME_ID_FONT_FAMILY 1
+#define TT_NAME_ID_FONT_SUBFAMILY 2
+#define TT_NAME_ID_UNIQUE_ID 3
+#define TT_NAME_ID_FULL_NAME 4
+#define TT_NAME_ID_VERSION_STRING 5
+#define TT_NAME_ID_PS_NAME 6
+#define TT_NAME_ID_TRADEMARK 7
+
+ /* the following values are from the OpenType spec */
+#define TT_NAME_ID_MANUFACTURER 8
+#define TT_NAME_ID_DESIGNER 9
+#define TT_NAME_ID_DESCRIPTION 10
+#define TT_NAME_ID_VENDOR_URL 11
+#define TT_NAME_ID_DESIGNER_URL 12
+#define TT_NAME_ID_LICENSE 13
+#define TT_NAME_ID_LICENSE_URL 14
+ /* number 15 is reserved */
+#define TT_NAME_ID_PREFERRED_FAMILY 16
+#define TT_NAME_ID_PREFERRED_SUBFAMILY 17
+#define TT_NAME_ID_MAC_FULL_NAME 18
+
+ /* The following code is new as of 2000-01-21 */
+#define TT_NAME_ID_SAMPLE_TEXT 19
+
+ /* This is new in OpenType 1.3 */
+#define TT_NAME_ID_CID_FINDFONT_NAME 20
+
+ /* This is new in OpenType 1.5 */
+#define TT_NAME_ID_WWS_FAMILY 21
+#define TT_NAME_ID_WWS_SUBFAMILY 22
+
+
+ /*************************************************************************/
+ /* */
+ /* Bit mask values for the Unicode Ranges from the TTF `OS2 ' table. */
+ /* */
+ /* Updated 08-Nov-2008. */
+ /* */
+
+ /* Bit 0 Basic Latin */
+#define TT_UCR_BASIC_LATIN (1L << 0) /* U+0020-U+007E */
+ /* Bit 1 C1 Controls and Latin-1 Supplement */
+#define TT_UCR_LATIN1_SUPPLEMENT (1L << 1) /* U+0080-U+00FF */
+ /* Bit 2 Latin Extended-A */
+#define TT_UCR_LATIN_EXTENDED_A (1L << 2) /* U+0100-U+017F */
+ /* Bit 3 Latin Extended-B */
+#define TT_UCR_LATIN_EXTENDED_B (1L << 3) /* U+0180-U+024F */
+ /* Bit 4 IPA Extensions */
+ /* Phonetic Extensions */
+ /* Phonetic Extensions Supplement */
+#define TT_UCR_IPA_EXTENSIONS (1L << 4) /* U+0250-U+02AF */
+ /* U+1D00-U+1D7F */
+ /* U+1D80-U+1DBF */
+ /* Bit 5 Spacing Modifier Letters */
+ /* Modifier Tone Letters */
+#define TT_UCR_SPACING_MODIFIER (1L << 5) /* U+02B0-U+02FF */
+ /* U+A700-U+A71F */
+ /* Bit 6 Combining Diacritical Marks */
+ /* Combining Diacritical Marks Supplement */
+#define TT_UCR_COMBINING_DIACRITICS (1L << 6) /* U+0300-U+036F */
+ /* U+1DC0-U+1DFF */
+ /* Bit 7 Greek and Coptic */
+#define TT_UCR_GREEK (1L << 7) /* U+0370-U+03FF */
+ /* Bit 8 Coptic */
+#define TT_UCR_COPTIC (1L << 8) /* U+2C80-U+2CFF */
+ /* Bit 9 Cyrillic */
+ /* Cyrillic Supplement */
+ /* Cyrillic Extended-A */
+ /* Cyrillic Extended-B */
+#define TT_UCR_CYRILLIC (1L << 9) /* U+0400-U+04FF */
+ /* U+0500-U+052F */
+ /* U+2DE0-U+2DFF */
+ /* U+A640-U+A69F */
+ /* Bit 10 Armenian */
+#define TT_UCR_ARMENIAN (1L << 10) /* U+0530-U+058F */
+ /* Bit 11 Hebrew */
+#define TT_UCR_HEBREW (1L << 11) /* U+0590-U+05FF */
+ /* Bit 12 Vai */
+#define TT_UCR_VAI (1L << 12) /* U+A500-U+A63F */
+ /* Bit 13 Arabic */
+ /* Arabic Supplement */
+#define TT_UCR_ARABIC (1L << 13) /* U+0600-U+06FF */
+ /* U+0750-U+077F */
+ /* Bit 14 NKo */
+#define TT_UCR_NKO (1L << 14) /* U+07C0-U+07FF */
+ /* Bit 15 Devanagari */
+#define TT_UCR_DEVANAGARI (1L << 15) /* U+0900-U+097F */
+ /* Bit 16 Bengali */
+#define TT_UCR_BENGALI (1L << 16) /* U+0980-U+09FF */
+ /* Bit 17 Gurmukhi */
+#define TT_UCR_GURMUKHI (1L << 17) /* U+0A00-U+0A7F */
+ /* Bit 18 Gujarati */
+#define TT_UCR_GUJARATI (1L << 18) /* U+0A80-U+0AFF */
+ /* Bit 19 Oriya */
+#define TT_UCR_ORIYA (1L << 19) /* U+0B00-U+0B7F */
+ /* Bit 20 Tamil */
+#define TT_UCR_TAMIL (1L << 20) /* U+0B80-U+0BFF */
+ /* Bit 21 Telugu */
+#define TT_UCR_TELUGU (1L << 21) /* U+0C00-U+0C7F */
+ /* Bit 22 Kannada */
+#define TT_UCR_KANNADA (1L << 22) /* U+0C80-U+0CFF */
+ /* Bit 23 Malayalam */
+#define TT_UCR_MALAYALAM (1L << 23) /* U+0D00-U+0D7F */
+ /* Bit 24 Thai */
+#define TT_UCR_THAI (1L << 24) /* U+0E00-U+0E7F */
+ /* Bit 25 Lao */
+#define TT_UCR_LAO (1L << 25) /* U+0E80-U+0EFF */
+ /* Bit 26 Georgian */
+ /* Georgian Supplement */
+#define TT_UCR_GEORGIAN (1L << 26) /* U+10A0-U+10FF */
+ /* U+2D00-U+2D2F */
+ /* Bit 27 Balinese */
+#define TT_UCR_BALINESE (1L << 27) /* U+1B00-U+1B7F */
+ /* Bit 28 Hangul Jamo */
+#define TT_UCR_HANGUL_JAMO (1L << 28) /* U+1100-U+11FF */
+ /* Bit 29 Latin Extended Additional */
+ /* Latin Extended-C */
+ /* Latin Extended-D */
+#define TT_UCR_LATIN_EXTENDED_ADDITIONAL (1L << 29) /* U+1E00-U+1EFF */
+ /* U+2C60-U+2C7F */
+ /* U+A720-U+A7FF */
+ /* Bit 30 Greek Extended */
+#define TT_UCR_GREEK_EXTENDED (1L << 30) /* U+1F00-U+1FFF */
+ /* Bit 31 General Punctuation */
+ /* Supplemental Punctuation */
+#define TT_UCR_GENERAL_PUNCTUATION (1L << 31) /* U+2000-U+206F */
+ /* U+2E00-U+2E7F */
+ /* Bit 32 Superscripts And Subscripts */
+#define TT_UCR_SUPERSCRIPTS_SUBSCRIPTS (1L << 0) /* U+2070-U+209F */
+ /* Bit 33 Currency Symbols */
+#define TT_UCR_CURRENCY_SYMBOLS (1L << 1) /* U+20A0-U+20CF */
+ /* Bit 34 Combining Diacritical Marks For Symbols */
+#define TT_UCR_COMBINING_DIACRITICS_SYMB (1L << 2) /* U+20D0-U+20FF */
+ /* Bit 35 Letterlike Symbols */
+#define TT_UCR_LETTERLIKE_SYMBOLS (1L << 3) /* U+2100-U+214F */
+ /* Bit 36 Number Forms */
+#define TT_UCR_NUMBER_FORMS (1L << 4) /* U+2150-U+218F */
+ /* Bit 37 Arrows */
+ /* Supplemental Arrows-A */
+ /* Supplemental Arrows-B */
+ /* Miscellaneous Symbols and Arrows */
+#define TT_UCR_ARROWS (1L << 5) /* U+2190-U+21FF */
+ /* U+27F0-U+27FF */
+ /* U+2900-U+297F */
+ /* U+2B00-U+2BFF */
+ /* Bit 38 Mathematical Operators */
+ /* Supplemental Mathematical Operators */
+ /* Miscellaneous Mathematical Symbols-A */
+ /* Miscellaneous Mathematical Symbols-B */
+#define TT_UCR_MATHEMATICAL_OPERATORS (1L << 6) /* U+2200-U+22FF */
+ /* U+2A00-U+2AFF */
+ /* U+27C0-U+27EF */
+ /* U+2980-U+29FF */
+ /* Bit 39 Miscellaneous Technical */
+#define TT_UCR_MISCELLANEOUS_TECHNICAL (1L << 7) /* U+2300-U+23FF */
+ /* Bit 40 Control Pictures */
+#define TT_UCR_CONTROL_PICTURES (1L << 8) /* U+2400-U+243F */
+ /* Bit 41 Optical Character Recognition */
+#define TT_UCR_OCR (1L << 9) /* U+2440-U+245F */
+ /* Bit 42 Enclosed Alphanumerics */
+#define TT_UCR_ENCLOSED_ALPHANUMERICS (1L << 10) /* U+2460-U+24FF */
+ /* Bit 43 Box Drawing */
+#define TT_UCR_BOX_DRAWING (1L << 11) /* U+2500-U+257F */
+ /* Bit 44 Block Elements */
+#define TT_UCR_BLOCK_ELEMENTS (1L << 12) /* U+2580-U+259F */
+ /* Bit 45 Geometric Shapes */
+#define TT_UCR_GEOMETRIC_SHAPES (1L << 13) /* U+25A0-U+25FF */
+ /* Bit 46 Miscellaneous Symbols */
+#define TT_UCR_MISCELLANEOUS_SYMBOLS (1L << 14) /* U+2600-U+26FF */
+ /* Bit 47 Dingbats */
+#define TT_UCR_DINGBATS (1L << 15) /* U+2700-U+27BF */
+ /* Bit 48 CJK Symbols and Punctuation */
+#define TT_UCR_CJK_SYMBOLS (1L << 16) /* U+3000-U+303F */
+ /* Bit 49 Hiragana */
+#define TT_UCR_HIRAGANA (1L << 17) /* U+3040-U+309F */
+ /* Bit 50 Katakana */
+ /* Katakana Phonetic Extensions */
+#define TT_UCR_KATAKANA (1L << 18) /* U+30A0-U+30FF */
+ /* U+31F0-U+31FF */
+ /* Bit 51 Bopomofo */
+ /* Bopomofo Extended */
+#define TT_UCR_BOPOMOFO (1L << 19) /* U+3100-U+312F */
+ /* U+31A0-U+31BF */
+ /* Bit 52 Hangul Compatibility Jamo */
+#define TT_UCR_HANGUL_COMPATIBILITY_JAMO (1L << 20) /* U+3130-U+318F */
+ /* Bit 53 Phags-Pa */
+#define TT_UCR_CJK_MISC (1L << 21) /* U+A840-U+A87F */
+#define TT_UCR_KANBUN TT_UCR_CJK_MISC /* deprecated */
+#define TT_UCR_PHAGSPA
+ /* Bit 54 Enclosed CJK Letters and Months */
+#define TT_UCR_ENCLOSED_CJK_LETTERS_MONTHS (1L << 22) /* U+3200-U+32FF */
+ /* Bit 55 CJK Compatibility */
+#define TT_UCR_CJK_COMPATIBILITY (1L << 23) /* U+3300-U+33FF */
+ /* Bit 56 Hangul Syllables */
+#define TT_UCR_HANGUL (1L << 24) /* U+AC00-U+D7A3 */
+ /* Bit 57 High Surrogates */
+ /* High Private Use Surrogates */
+ /* Low Surrogates */
+ /* */
+ /* According to OpenType specs v.1.3+, */
+ /* setting bit 57 implies that there is */
+ /* at least one codepoint beyond the */
+ /* Basic Multilingual Plane that is */
+ /* supported by this font. So it really */
+ /* means >= U+10000 */
+#define TT_UCR_SURROGATES (1L << 25) /* U+D800-U+DB7F */
+ /* U+DB80-U+DBFF */
+ /* U+DC00-U+DFFF */
+#define TT_UCR_NON_PLANE_0 TT_UCR_SURROGATES
+ /* Bit 58 Phoenician */
+#define TT_UCR_PHOENICIAN (1L << 26) /*U+10900-U+1091F*/
+ /* Bit 59 CJK Unified Ideographs */
+ /* CJK Radicals Supplement */
+ /* Kangxi Radicals */
+ /* Ideographic Description Characters */
+ /* CJK Unified Ideographs Extension A */
+ /* CJK Unified Ideographs Extension B */
+ /* Kanbun */
+#define TT_UCR_CJK_UNIFIED_IDEOGRAPHS (1L << 27) /* U+4E00-U+9FFF */
+ /* U+2E80-U+2EFF */
+ /* U+2F00-U+2FDF */
+ /* U+2FF0-U+2FFF */
+ /* U+3400-U+4DB5 */
+ /*U+20000-U+2A6DF*/
+ /* U+3190-U+319F */
+ /* Bit 60 Private Use */
+#define TT_UCR_PRIVATE_USE (1L << 28) /* U+E000-U+F8FF */
+ /* Bit 61 CJK Strokes */
+ /* CJK Compatibility Ideographs */
+ /* CJK Compatibility Ideographs Supplement */
+#define TT_UCR_CJK_COMPATIBILITY_IDEOGRAPHS (1L << 29) /* U+31C0-U+31EF */
+ /* U+F900-U+FAFF */
+ /*U+2F800-U+2FA1F*/
+ /* Bit 62 Alphabetic Presentation Forms */
+#define TT_UCR_ALPHABETIC_PRESENTATION_FORMS (1L << 30) /* U+FB00-U+FB4F */
+ /* Bit 63 Arabic Presentation Forms-A */
+#define TT_UCR_ARABIC_PRESENTATIONS_A (1L << 31) /* U+FB50-U+FDFF */
+ /* Bit 64 Combining Half Marks */
+#define TT_UCR_COMBINING_HALF_MARKS (1L << 0) /* U+FE20-U+FE2F */
+ /* Bit 65 Vertical forms */
+ /* CJK Compatibility Forms */
+#define TT_UCR_CJK_COMPATIBILITY_FORMS (1L << 1) /* U+FE10-U+FE1F */
+ /* U+FE30-U+FE4F */
+ /* Bit 66 Small Form Variants */
+#define TT_UCR_SMALL_FORM_VARIANTS (1L << 2) /* U+FE50-U+FE6F */
+ /* Bit 67 Arabic Presentation Forms-B */
+#define TT_UCR_ARABIC_PRESENTATIONS_B (1L << 3) /* U+FE70-U+FEFE */
+ /* Bit 68 Halfwidth and Fullwidth Forms */
+#define TT_UCR_HALFWIDTH_FULLWIDTH_FORMS (1L << 4) /* U+FF00-U+FFEF */
+ /* Bit 69 Specials */
+#define TT_UCR_SPECIALS (1L << 5) /* U+FFF0-U+FFFD */
+ /* Bit 70 Tibetan */
+#define TT_UCR_TIBETAN (1L << 6) /* U+0F00-U+0FFF */
+ /* Bit 71 Syriac */
+#define TT_UCR_SYRIAC (1L << 7) /* U+0700-U+074F */
+ /* Bit 72 Thaana */
+#define TT_UCR_THAANA (1L << 8) /* U+0780-U+07BF */
+ /* Bit 73 Sinhala */
+#define TT_UCR_SINHALA (1L << 9) /* U+0D80-U+0DFF */
+ /* Bit 74 Myanmar */
+#define TT_UCR_MYANMAR (1L << 10) /* U+1000-U+109F */
+ /* Bit 75 Ethiopic */
+ /* Ethiopic Supplement */
+ /* Ethiopic Extended */
+#define TT_UCR_ETHIOPIC (1L << 11) /* U+1200-U+137F */
+ /* U+1380-U+139F */
+ /* U+2D80-U+2DDF */
+ /* Bit 76 Cherokee */
+#define TT_UCR_CHEROKEE (1L << 12) /* U+13A0-U+13FF */
+ /* Bit 77 Unified Canadian Aboriginal Syllabics */
+#define TT_UCR_CANADIAN_ABORIGINAL_SYLLABICS (1L << 13) /* U+1400-U+167F */
+ /* Bit 78 Ogham */
+#define TT_UCR_OGHAM (1L << 14) /* U+1680-U+169F */
+ /* Bit 79 Runic */
+#define TT_UCR_RUNIC (1L << 15) /* U+16A0-U+16FF */
+ /* Bit 80 Khmer */
+ /* Khmer Symbols */
+#define TT_UCR_KHMER (1L << 16) /* U+1780-U+17FF */
+ /* U+19E0-U+19FF */
+ /* Bit 81 Mongolian */
+#define TT_UCR_MONGOLIAN (1L << 17) /* U+1800-U+18AF */
+ /* Bit 82 Braille Patterns */
+#define TT_UCR_BRAILLE (1L << 18) /* U+2800-U+28FF */
+ /* Bit 83 Yi Syllables */
+ /* Yi Radicals */
+#define TT_UCR_YI (1L << 19) /* U+A000-U+A48F */
+ /* U+A490-U+A4CF */
+ /* Bit 84 Tagalog */
+ /* Hanunoo */
+ /* Buhid */
+ /* Tagbanwa */
+#define TT_UCR_PHILIPPINE (1L << 20) /* U+1700-U+171F */
+ /* U+1720-U+173F */
+ /* U+1740-U+175F */
+ /* U+1760-U+177F */
+ /* Bit 85 Old Italic */
+#define TT_UCR_OLD_ITALIC (1L << 21) /*U+10300-U+1032F*/
+ /* Bit 86 Gothic */
+#define TT_UCR_GOTHIC (1L << 22) /*U+10330-U+1034F*/
+ /* Bit 87 Deseret */
+#define TT_UCR_DESERET (1L << 23) /*U+10400-U+1044F*/
+ /* Bit 88 Byzantine Musical Symbols */
+ /* Musical Symbols */
+ /* Ancient Greek Musical Notation */
+#define TT_UCR_MUSICAL_SYMBOLS (1L << 24) /*U+1D000-U+1D0FF*/
+ /*U+1D100-U+1D1FF*/
+ /*U+1D200-U+1D24F*/
+ /* Bit 89 Mathematical Alphanumeric Symbols */
+#define TT_UCR_MATH_ALPHANUMERIC_SYMBOLS (1L << 25) /*U+1D400-U+1D7FF*/
+ /* Bit 90 Private Use (plane 15) */
+ /* Private Use (plane 16) */
+#define TT_UCR_PRIVATE_USE_SUPPLEMENTARY (1L << 26) /*U+F0000-U+FFFFD*/
+ /*U+100000-U+10FFFD*/
+ /* Bit 91 Variation Selectors */
+ /* Variation Selectors Supplement */
+#define TT_UCR_VARIATION_SELECTORS (1L << 27) /* U+FE00-U+FE0F */
+ /*U+E0100-U+E01EF*/
+ /* Bit 92 Tags */
+#define TT_UCR_TAGS (1L << 28) /*U+E0000-U+E007F*/
+ /* Bit 93 Limbu */
+#define TT_UCR_LIMBU (1L << 29) /* U+1900-U+194F */
+ /* Bit 94 Tai Le */
+#define TT_UCR_TAI_LE (1L << 30) /* U+1950-U+197F */
+ /* Bit 95 New Tai Lue */
+#define TT_UCR_NEW_TAI_LUE (1L << 31) /* U+1980-U+19DF */
+ /* Bit 96 Buginese */
+#define TT_UCR_BUGINESE (1L << 0) /* U+1A00-U+1A1F */
+ /* Bit 97 Glagolitic */
+#define TT_UCR_GLAGOLITIC (1L << 1) /* U+2C00-U+2C5F */
+ /* Bit 98 Tifinagh */
+#define TT_UCR_TIFINAGH (1L << 2) /* U+2D30-U+2D7F */
+ /* Bit 99 Yijing Hexagram Symbols */
+#define TT_UCR_YIJING (1L << 3) /* U+4DC0-U+4DFF */
+ /* Bit 100 Syloti Nagri */
+#define TT_UCR_SYLOTI_NAGRI (1L << 4) /* U+A800-U+A82F */
+ /* Bit 101 Linear B Syllabary */
+ /* Linear B Ideograms */
+ /* Aegean Numbers */
+#define TT_UCR_LINEAR_B (1L << 5) /*U+10000-U+1007F*/
+ /*U+10080-U+100FF*/
+ /*U+10100-U+1013F*/
+ /* Bit 102 Ancient Greek Numbers */
+#define TT_UCR_ANCIENT_GREEK_NUMBERS (1L << 6) /*U+10140-U+1018F*/
+ /* Bit 103 Ugaritic */
+#define TT_UCR_UGARITIC (1L << 7) /*U+10380-U+1039F*/
+ /* Bit 104 Old Persian */
+#define TT_UCR_OLD_PERSIAN (1L << 8) /*U+103A0-U+103DF*/
+ /* Bit 105 Shavian */
+#define TT_UCR_SHAVIAN (1L << 9) /*U+10450-U+1047F*/
+ /* Bit 106 Osmanya */
+#define TT_UCR_OSMANYA (1L << 10) /*U+10480-U+104AF*/
+ /* Bit 107 Cypriot Syllabary */
+#define TT_UCR_CYPRIOT_SYLLABARY (1L << 11) /*U+10800-U+1083F*/
+ /* Bit 108 Kharoshthi */
+#define TT_UCR_KHAROSHTHI (1L << 12) /*U+10A00-U+10A5F*/
+ /* Bit 109 Tai Xuan Jing Symbols */
+#define TT_UCR_TAI_XUAN_JING (1L << 13) /*U+1D300-U+1D35F*/
+ /* Bit 110 Cuneiform */
+ /* Cuneiform Numbers and Punctuation */
+#define TT_UCR_CUNEIFORM (1L << 14) /*U+12000-U+123FF*/
+ /*U+12400-U+1247F*/
+ /* Bit 111 Counting Rod Numerals */
+#define TT_UCR_COUNTING_ROD_NUMERALS (1L << 15) /*U+1D360-U+1D37F*/
+ /* Bit 112 Sundanese */
+#define TT_UCR_SUNDANESE (1L << 16) /* U+1B80-U+1BBF */
+ /* Bit 113 Lepcha */
+#define TT_UCR_LEPCHA (1L << 17) /* U+1C00-U+1C4F */
+ /* Bit 114 Ol Chiki */
+#define TT_UCR_OL_CHIKI (1L << 18) /* U+1C50-U+1C7F */
+ /* Bit 115 Saurashtra */
+#define TT_UCR_SAURASHTRA (1L << 19) /* U+A880-U+A8DF */
+ /* Bit 116 Kayah Li */
+#define TT_UCR_KAYAH_LI (1L << 20) /* U+A900-U+A92F */
+ /* Bit 117 Rejang */
+#define TT_UCR_REJANG (1L << 21) /* U+A930-U+A95F */
+ /* Bit 118 Cham */
+#define TT_UCR_CHAM (1L << 22) /* U+AA00-U+AA5F */
+ /* Bit 119 Ancient Symbols */
+#define TT_UCR_ANCIENT_SYMBOLS (1L << 23) /*U+10190-U+101CF*/
+ /* Bit 120 Phaistos Disc */
+#define TT_UCR_PHAISTOS_DISC (1L << 24) /*U+101D0-U+101FF*/
+ /* Bit 121 Carian */
+ /* Lycian */
+ /* Lydian */
+#define TT_UCR_OLD_ANATOLIAN (1L << 25) /*U+102A0-U+102DF*/
+ /*U+10280-U+1029F*/
+ /*U+10920-U+1093F*/
+ /* Bit 122 Domino Tiles */
+ /* Mahjong Tiles */
+#define TT_UCR_GAME_TILES (1L << 26) /*U+1F030-U+1F09F*/
+ /*U+1F000-U+1F02F*/
+ /* Bit 123-127 Reserved for process-internal usage */
+
+
+ /*************************************************************************/
+ /* */
+ /* Some compilers have a very limited length of identifiers. */
+ /* */
+#if defined( __TURBOC__ ) && __TURBOC__ < 0x0410 || defined( __PACIFIC__ )
+#define HAVE_LIMIT_ON_IDENTS
+#endif
+
+
+#ifndef HAVE_LIMIT_ON_IDENTS
+
+
+ /*************************************************************************/
+ /* */
+ /* Here some alias #defines in order to be clearer. */
+ /* */
+ /* These are not always #defined to stay within the 31~character limit */
+ /* which some compilers have. */
+ /* */
+ /* Credits go to Dave Hoo <dhoo@flash.net> for pointing out that modern */
+ /* Borland compilers (read: from BC++ 3.1 on) can increase this limit. */
+ /* If you get a warning with such a compiler, use the -i40 switch. */
+ /* */
+#define TT_UCR_ARABIC_PRESENTATION_FORMS_A \
+ TT_UCR_ARABIC_PRESENTATIONS_A
+#define TT_UCR_ARABIC_PRESENTATION_FORMS_B \
+ TT_UCR_ARABIC_PRESENTATIONS_B
+
+#define TT_UCR_COMBINING_DIACRITICAL_MARKS \
+ TT_UCR_COMBINING_DIACRITICS
+#define TT_UCR_COMBINING_DIACRITICAL_MARKS_SYMB \
+ TT_UCR_COMBINING_DIACRITICS_SYMB
+
+
+#endif /* !HAVE_LIMIT_ON_IDENTS */
+
+
+FT_END_HEADER
+
+#endif /* __TTNAMEID_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* tttables.h */
+/* */
+/* Basic SFNT/TrueType tables definitions and interface */
+/* (specification only). */
+/* */
+/* Copyright 1996-2005, 2008-2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __TTTABLES_H__
+#define __TTTABLES_H__
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+#ifdef FREETYPE_H
+#error "freetype.h of FreeType 1 has been loaded!"
+#error "Please fix the directory search order for header files"
+#error "so that freetype.h of FreeType 2 is found first."
+#endif
+
+
+FT_BEGIN_HEADER
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* truetype_tables */
+ /* */
+ /* <Title> */
+ /* TrueType Tables */
+ /* */
+ /* <Abstract> */
+ /* TrueType specific table types and functions. */
+ /* */
+ /* <Description> */
+ /* This section contains the definition of TrueType-specific tables */
+ /* as well as some routines used to access and process them. */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* TT_Header */
+ /* */
+ /* <Description> */
+ /* A structure used to model a TrueType font header table. All */
+ /* fields follow the TrueType specification. */
+ /* */
+ typedef struct TT_Header_
+ {
+ FT_Fixed Table_Version;
+ FT_Fixed Font_Revision;
+
+ FT_Long CheckSum_Adjust;
+ FT_Long Magic_Number;
+
+ FT_UShort Flags;
+ FT_UShort Units_Per_EM;
+
+ FT_Long Created [2];
+ FT_Long Modified[2];
+
+ FT_Short xMin;
+ FT_Short yMin;
+ FT_Short xMax;
+ FT_Short yMax;
+
+ FT_UShort Mac_Style;
+ FT_UShort Lowest_Rec_PPEM;
+
+ FT_Short Font_Direction;
+ FT_Short Index_To_Loc_Format;
+ FT_Short Glyph_Data_Format;
+
+ } TT_Header;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* TT_HoriHeader */
+ /* */
+ /* <Description> */
+ /* A structure used to model a TrueType horizontal header, the `hhea' */
+ /* table, as well as the corresponding horizontal metrics table, */
+ /* i.e., the `hmtx' table. */
+ /* */
+ /* <Fields> */
+ /* Version :: The table version. */
+ /* */
+ /* Ascender :: The font's ascender, i.e., the distance */
+ /* from the baseline to the top-most of all */
+ /* glyph points found in the font. */
+ /* */
+ /* This value is invalid in many fonts, as */
+ /* it is usually set by the font designer, */
+ /* and often reflects only a portion of the */
+ /* glyphs found in the font (maybe ASCII). */
+ /* */
+ /* You should use the `sTypoAscender' field */
+ /* of the OS/2 table instead if you want */
+ /* the correct one. */
+ /* */
+ /* Descender :: The font's descender, i.e., the distance */
+ /* from the baseline to the bottom-most of */
+ /* all glyph points found in the font. It */
+ /* is negative. */
+ /* */
+ /* This value is invalid in many fonts, as */
+ /* it is usually set by the font designer, */
+ /* and often reflects only a portion of the */
+ /* glyphs found in the font (maybe ASCII). */
+ /* */
+ /* You should use the `sTypoDescender' */
+ /* field of the OS/2 table instead if you */
+ /* want the correct one. */
+ /* */
+ /* Line_Gap :: The font's line gap, i.e., the distance */
+ /* to add to the ascender and descender to */
+ /* get the BTB, i.e., the */
+ /* baseline-to-baseline distance for the */
+ /* font. */
+ /* */
+ /* advance_Width_Max :: This field is the maximum of all advance */
+ /* widths found in the font. It can be */
+ /* used to compute the maximum width of an */
+ /* arbitrary string of text. */
+ /* */
+ /* min_Left_Side_Bearing :: The minimum left side bearing of all */
+ /* glyphs within the font. */
+ /* */
+ /* min_Right_Side_Bearing :: The minimum right side bearing of all */
+ /* glyphs within the font. */
+ /* */
+ /* xMax_Extent :: The maximum horizontal extent (i.e., the */
+ /* `width' of a glyph's bounding box) for */
+ /* all glyphs in the font. */
+ /* */
+ /* caret_Slope_Rise :: The rise coefficient of the cursor's */
+ /* slope of the cursor (slope=rise/run). */
+ /* */
+ /* caret_Slope_Run :: The run coefficient of the cursor's */
+ /* slope. */
+ /* */
+ /* Reserved :: 8~reserved bytes. */
+ /* */
+ /* metric_Data_Format :: Always~0. */
+ /* */
+ /* number_Of_HMetrics :: Number of HMetrics entries in the `hmtx' */
+ /* table -- this value can be smaller than */
+ /* the total number of glyphs in the font. */
+ /* */
+ /* long_metrics :: A pointer into the `hmtx' table. */
+ /* */
+ /* short_metrics :: A pointer into the `hmtx' table. */
+ /* */
+ /* <Note> */
+ /* IMPORTANT: The TT_HoriHeader and TT_VertHeader structures should */
+ /* be identical except for the names of their fields which */
+ /* are different. */
+ /* */
+ /* This ensures that a single function in the `ttload' */
+ /* module is able to read both the horizontal and vertical */
+ /* headers. */
+ /* */
+ typedef struct TT_HoriHeader_
+ {
+ FT_Fixed Version;
+ FT_Short Ascender;
+ FT_Short Descender;
+ FT_Short Line_Gap;
+
+ FT_UShort advance_Width_Max; /* advance width maximum */
+
+ FT_Short min_Left_Side_Bearing; /* minimum left-sb */
+ FT_Short min_Right_Side_Bearing; /* minimum right-sb */
+ FT_Short xMax_Extent; /* xmax extents */
+ FT_Short caret_Slope_Rise;
+ FT_Short caret_Slope_Run;
+ FT_Short caret_Offset;
+
+ FT_Short Reserved[4];
+
+ FT_Short metric_Data_Format;
+ FT_UShort number_Of_HMetrics;
+
+ /* The following fields are not defined by the TrueType specification */
+ /* but they are used to connect the metrics header to the relevant */
+ /* `HMTX' table. */
+
+ void* long_metrics;
+ void* short_metrics;
+
+ } TT_HoriHeader;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* TT_VertHeader */
+ /* */
+ /* <Description> */
+ /* A structure used to model a TrueType vertical header, the `vhea' */
+ /* table, as well as the corresponding vertical metrics table, i.e., */
+ /* the `vmtx' table. */
+ /* */
+ /* <Fields> */
+ /* Version :: The table version. */
+ /* */
+ /* Ascender :: The font's ascender, i.e., the distance */
+ /* from the baseline to the top-most of */
+ /* all glyph points found in the font. */
+ /* */
+ /* This value is invalid in many fonts, as */
+ /* it is usually set by the font designer, */
+ /* and often reflects only a portion of */
+ /* the glyphs found in the font (maybe */
+ /* ASCII). */
+ /* */
+ /* You should use the `sTypoAscender' */
+ /* field of the OS/2 table instead if you */
+ /* want the correct one. */
+ /* */
+ /* Descender :: The font's descender, i.e., the */
+ /* distance from the baseline to the */
+ /* bottom-most of all glyph points found */
+ /* in the font. It is negative. */
+ /* */
+ /* This value is invalid in many fonts, as */
+ /* it is usually set by the font designer, */
+ /* and often reflects only a portion of */
+ /* the glyphs found in the font (maybe */
+ /* ASCII). */
+ /* */
+ /* You should use the `sTypoDescender' */
+ /* field of the OS/2 table instead if you */
+ /* want the correct one. */
+ /* */
+ /* Line_Gap :: The font's line gap, i.e., the distance */
+ /* to add to the ascender and descender to */
+ /* get the BTB, i.e., the */
+ /* baseline-to-baseline distance for the */
+ /* font. */
+ /* */
+ /* advance_Height_Max :: This field is the maximum of all */
+ /* advance heights found in the font. It */
+ /* can be used to compute the maximum */
+ /* height of an arbitrary string of text. */
+ /* */
+ /* min_Top_Side_Bearing :: The minimum top side bearing of all */
+ /* glyphs within the font. */
+ /* */
+ /* min_Bottom_Side_Bearing :: The minimum bottom side bearing of all */
+ /* glyphs within the font. */
+ /* */
+ /* yMax_Extent :: The maximum vertical extent (i.e., the */
+ /* `height' of a glyph's bounding box) for */
+ /* all glyphs in the font. */
+ /* */
+ /* caret_Slope_Rise :: The rise coefficient of the cursor's */
+ /* slope of the cursor (slope=rise/run). */
+ /* */
+ /* caret_Slope_Run :: The run coefficient of the cursor's */
+ /* slope. */
+ /* */
+ /* caret_Offset :: The cursor's offset for slanted fonts. */
+ /* This value is `reserved' in vmtx */
+ /* version 1.0. */
+ /* */
+ /* Reserved :: 8~reserved bytes. */
+ /* */
+ /* metric_Data_Format :: Always~0. */
+ /* */
+ /* number_Of_HMetrics :: Number of VMetrics entries in the */
+ /* `vmtx' table -- this value can be */
+ /* smaller than the total number of glyphs */
+ /* in the font. */
+ /* */
+ /* long_metrics :: A pointer into the `vmtx' table. */
+ /* */
+ /* short_metrics :: A pointer into the `vmtx' table. */
+ /* */
+ /* <Note> */
+ /* IMPORTANT: The TT_HoriHeader and TT_VertHeader structures should */
+ /* be identical except for the names of their fields which */
+ /* are different. */
+ /* */
+ /* This ensures that a single function in the `ttload' */
+ /* module is able to read both the horizontal and vertical */
+ /* headers. */
+ /* */
+ typedef struct TT_VertHeader_
+ {
+ FT_Fixed Version;
+ FT_Short Ascender;
+ FT_Short Descender;
+ FT_Short Line_Gap;
+
+ FT_UShort advance_Height_Max; /* advance height maximum */
+
+ FT_Short min_Top_Side_Bearing; /* minimum left-sb or top-sb */
+ FT_Short min_Bottom_Side_Bearing; /* minimum right-sb or bottom-sb */
+ FT_Short yMax_Extent; /* xmax or ymax extents */
+ FT_Short caret_Slope_Rise;
+ FT_Short caret_Slope_Run;
+ FT_Short caret_Offset;
+
+ FT_Short Reserved[4];
+
+ FT_Short metric_Data_Format;
+ FT_UShort number_Of_VMetrics;
+
+ /* The following fields are not defined by the TrueType specification */
+ /* but they're used to connect the metrics header to the relevant */
+ /* `HMTX' or `VMTX' table. */
+
+ void* long_metrics;
+ void* short_metrics;
+
+ } TT_VertHeader;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* TT_OS2 */
+ /* */
+ /* <Description> */
+ /* A structure used to model a TrueType OS/2 table. This is the long */
+ /* table version. All fields comply to the TrueType specification. */
+ /* */
+ /* Note that we now support old Mac fonts which do not include an */
+ /* OS/2 table. In this case, the `version' field is always set to */
+ /* 0xFFFF. */
+ /* */
+ typedef struct TT_OS2_
+ {
+ FT_UShort version; /* 0x0001 - more or 0xFFFF */
+ FT_Short xAvgCharWidth;
+ FT_UShort usWeightClass;
+ FT_UShort usWidthClass;
+ FT_Short fsType;
+ FT_Short ySubscriptXSize;
+ FT_Short ySubscriptYSize;
+ FT_Short ySubscriptXOffset;
+ FT_Short ySubscriptYOffset;
+ FT_Short ySuperscriptXSize;
+ FT_Short ySuperscriptYSize;
+ FT_Short ySuperscriptXOffset;
+ FT_Short ySuperscriptYOffset;
+ FT_Short yStrikeoutSize;
+ FT_Short yStrikeoutPosition;
+ FT_Short sFamilyClass;
+
+ FT_Byte panose[10];
+
+ FT_ULong ulUnicodeRange1; /* Bits 0-31 */
+ FT_ULong ulUnicodeRange2; /* Bits 32-63 */
+ FT_ULong ulUnicodeRange3; /* Bits 64-95 */
+ FT_ULong ulUnicodeRange4; /* Bits 96-127 */
+
+ FT_Char achVendID[4];
+
+ FT_UShort fsSelection;
+ FT_UShort usFirstCharIndex;
+ FT_UShort usLastCharIndex;
+ FT_Short sTypoAscender;
+ FT_Short sTypoDescender;
+ FT_Short sTypoLineGap;
+ FT_UShort usWinAscent;
+ FT_UShort usWinDescent;
+
+ /* only version 1 tables: */
+
+ FT_ULong ulCodePageRange1; /* Bits 0-31 */
+ FT_ULong ulCodePageRange2; /* Bits 32-63 */
+
+ /* only version 2 tables: */
+
+ FT_Short sxHeight;
+ FT_Short sCapHeight;
+ FT_UShort usDefaultChar;
+ FT_UShort usBreakChar;
+ FT_UShort usMaxContext;
+
+ } TT_OS2;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* TT_Postscript */
+ /* */
+ /* <Description> */
+ /* A structure used to model a TrueType PostScript table. All fields */
+ /* comply to the TrueType specification. This structure does not */
+ /* reference the PostScript glyph names, which can be nevertheless */
+ /* accessed with the `ttpost' module. */
+ /* */
+ typedef struct TT_Postscript_
+ {
+ FT_Fixed FormatType;
+ FT_Fixed italicAngle;
+ FT_Short underlinePosition;
+ FT_Short underlineThickness;
+ FT_ULong isFixedPitch;
+ FT_ULong minMemType42;
+ FT_ULong maxMemType42;
+ FT_ULong minMemType1;
+ FT_ULong maxMemType1;
+
+ /* Glyph names follow in the file, but we don't */
+ /* load them by default. See the ttpost.c file. */
+
+ } TT_Postscript;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* TT_PCLT */
+ /* */
+ /* <Description> */
+ /* A structure used to model a TrueType PCLT table. All fields */
+ /* comply to the TrueType specification. */
+ /* */
+ typedef struct TT_PCLT_
+ {
+ FT_Fixed Version;
+ FT_ULong FontNumber;
+ FT_UShort Pitch;
+ FT_UShort xHeight;
+ FT_UShort Style;
+ FT_UShort TypeFamily;
+ FT_UShort CapHeight;
+ FT_UShort SymbolSet;
+ FT_Char TypeFace[16];
+ FT_Char CharacterComplement[8];
+ FT_Char FileName[6];
+ FT_Char StrokeWeight;
+ FT_Char WidthType;
+ FT_Byte SerifStyle;
+ FT_Byte Reserved;
+
+ } TT_PCLT;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* TT_MaxProfile */
+ /* */
+ /* <Description> */
+ /* The maximum profile is a table containing many max values which */
+ /* can be used to pre-allocate arrays. This ensures that no memory */
+ /* allocation occurs during a glyph load. */
+ /* */
+ /* <Fields> */
+ /* version :: The version number. */
+ /* */
+ /* numGlyphs :: The number of glyphs in this TrueType */
+ /* font. */
+ /* */
+ /* maxPoints :: The maximum number of points in a */
+ /* non-composite TrueType glyph. See also */
+ /* the structure element */
+ /* `maxCompositePoints'. */
+ /* */
+ /* maxContours :: The maximum number of contours in a */
+ /* non-composite TrueType glyph. See also */
+ /* the structure element */
+ /* `maxCompositeContours'. */
+ /* */
+ /* maxCompositePoints :: The maximum number of points in a */
+ /* composite TrueType glyph. See also the */
+ /* structure element `maxPoints'. */
+ /* */
+ /* maxCompositeContours :: The maximum number of contours in a */
+ /* composite TrueType glyph. See also the */
+ /* structure element `maxContours'. */
+ /* */
+ /* maxZones :: The maximum number of zones used for */
+ /* glyph hinting. */
+ /* */
+ /* maxTwilightPoints :: The maximum number of points in the */
+ /* twilight zone used for glyph hinting. */
+ /* */
+ /* maxStorage :: The maximum number of elements in the */
+ /* storage area used for glyph hinting. */
+ /* */
+ /* maxFunctionDefs :: The maximum number of function */
+ /* definitions in the TrueType bytecode for */
+ /* this font. */
+ /* */
+ /* maxInstructionDefs :: The maximum number of instruction */
+ /* definitions in the TrueType bytecode for */
+ /* this font. */
+ /* */
+ /* maxStackElements :: The maximum number of stack elements used */
+ /* during bytecode interpretation. */
+ /* */
+ /* maxSizeOfInstructions :: The maximum number of TrueType opcodes */
+ /* used for glyph hinting. */
+ /* */
+ /* maxComponentElements :: The maximum number of simple (i.e., non- */
+ /* composite) glyphs in a composite glyph. */
+ /* */
+ /* maxComponentDepth :: The maximum nesting depth of composite */
+ /* glyphs. */
+ /* */
+ /* <Note> */
+ /* This structure is only used during font loading. */
+ /* */
+ typedef struct TT_MaxProfile_
+ {
+ FT_Fixed version;
+ FT_UShort numGlyphs;
+ FT_UShort maxPoints;
+ FT_UShort maxContours;
+ FT_UShort maxCompositePoints;
+ FT_UShort maxCompositeContours;
+ FT_UShort maxZones;
+ FT_UShort maxTwilightPoints;
+ FT_UShort maxStorage;
+ FT_UShort maxFunctionDefs;
+ FT_UShort maxInstructionDefs;
+ FT_UShort maxStackElements;
+ FT_UShort maxSizeOfInstructions;
+ FT_UShort maxComponentElements;
+ FT_UShort maxComponentDepth;
+
+ } TT_MaxProfile;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Enum> */
+ /* FT_Sfnt_Tag */
+ /* */
+ /* <Description> */
+ /* An enumeration used to specify the index of an SFNT table. */
+ /* Used in the @FT_Get_Sfnt_Table API function. */
+ /* */
+ typedef enum FT_Sfnt_Tag_
+ {
+ ft_sfnt_head = 0, /* TT_Header */
+ ft_sfnt_maxp = 1, /* TT_MaxProfile */
+ ft_sfnt_os2 = 2, /* TT_OS2 */
+ ft_sfnt_hhea = 3, /* TT_HoriHeader */
+ ft_sfnt_vhea = 4, /* TT_VertHeader */
+ ft_sfnt_post = 5, /* TT_Postscript */
+ ft_sfnt_pclt = 6, /* TT_PCLT */
+
+ sfnt_max /* internal end mark */
+
+ } FT_Sfnt_Tag;
+
+ /* */
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Get_Sfnt_Table */
+ /* */
+ /* <Description> */
+ /* Return a pointer to a given SFNT table within a face. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the source. */
+ /* */
+ /* tag :: The index of the SFNT table. */
+ /* */
+ /* <Return> */
+ /* A type-less pointer to the table. This will be~0 in case of */
+ /* error, or if the corresponding table was not found *OR* loaded */
+ /* from the file. */
+ /* */
+ /* Use a typecast according to `tag' to access the structure */
+ /* elements. */
+ /* */
+ /* <Note> */
+ /* The table is owned by the face object and disappears with it. */
+ /* */
+ /* This function is only useful to access SFNT tables that are loaded */
+ /* by the sfnt, truetype, and opentype drivers. See @FT_Sfnt_Tag for */
+ /* a list. */
+ /* */
+ FT_EXPORT( void* )
+ FT_Get_Sfnt_Table( FT_Face face,
+ FT_Sfnt_Tag tag );
+
+
+ /**************************************************************************
+ *
+ * @function:
+ * FT_Load_Sfnt_Table
+ *
+ * @description:
+ * Load any font table into client memory.
+ *
+ * @input:
+ * face ::
+ * A handle to the source face.
+ *
+ * tag ::
+ * The four-byte tag of the table to load. Use the value~0 if you want
+ * to access the whole font file. Otherwise, you can use one of the
+ * definitions found in the @FT_TRUETYPE_TAGS_H file, or forge a new
+ * one with @FT_MAKE_TAG.
+ *
+ * offset ::
+ * The starting offset in the table (or file if tag == 0).
+ *
+ * @output:
+ * buffer ::
+ * The target buffer address. The client must ensure that the memory
+ * array is big enough to hold the data.
+ *
+ * @inout:
+ * length ::
+ * If the `length' parameter is NULL, then try to load the whole table.
+ * Return an error code if it fails.
+ *
+ * Else, if `*length' is~0, exit immediately while returning the
+ * table's (or file) full size in it.
+ *
+ * Else the number of bytes to read from the table or file, from the
+ * starting offset.
+ *
+ * @return:
+ * FreeType error code. 0~means success.
+ *
+ * @note:
+ * If you need to determine the table's length you should first call this
+ * function with `*length' set to~0, as in the following example:
+ *
+ * {
+ * FT_ULong length = 0;
+ *
+ *
+ * error = FT_Load_Sfnt_Table( face, tag, 0, NULL, &length );
+ * if ( error ) { ... table does not exist ... }
+ *
+ * buffer = malloc( length );
+ * if ( buffer == NULL ) { ... not enough memory ... }
+ *
+ * error = FT_Load_Sfnt_Table( face, tag, 0, buffer, &length );
+ * if ( error ) { ... could not load table ... }
+ * }
+ */
+ FT_EXPORT( FT_Error )
+ FT_Load_Sfnt_Table( FT_Face face,
+ FT_ULong tag,
+ FT_Long offset,
+ FT_Byte* buffer,
+ FT_ULong* length );
+
+
+ /**************************************************************************
+ *
+ * @function:
+ * FT_Sfnt_Table_Info
+ *
+ * @description:
+ * Return information on an SFNT table.
+ *
+ * @input:
+ * face ::
+ * A handle to the source face.
+ *
+ * table_index ::
+ * The index of an SFNT table. The function returns
+ * FT_Err_Table_Missing for an invalid value.
+ *
+ * @inout:
+ * tag ::
+ * The name tag of the SFNT table. If the value is NULL, `table_index'
+ * is ignored, and `length' returns the number of SFNT tables in the
+ * font.
+ *
+ * @output:
+ * length ::
+ * The length of the SFNT table (or the number of SFNT tables, depending
+ * on `tag').
+ *
+ * @return:
+ * FreeType error code. 0~means success.
+ *
+ * @note:
+ * SFNT tables with length zero are treated as missing.
+ *
+ */
+ FT_EXPORT( FT_Error )
+ FT_Sfnt_Table_Info( FT_Face face,
+ FT_UInt table_index,
+ FT_ULong *tag,
+ FT_ULong *length );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Get_CMap_Language_ID */
+ /* */
+ /* <Description> */
+ /* Return TrueType/sfnt specific cmap language ID. Definitions of */
+ /* language ID values are in `freetype/ttnameid.h'. */
+ /* */
+ /* <Input> */
+ /* charmap :: */
+ /* The target charmap. */
+ /* */
+ /* <Return> */
+ /* The language ID of `charmap'. If `charmap' doesn't belong to a */
+ /* TrueType/sfnt face, just return~0 as the default value. */
+ /* */
+ FT_EXPORT( FT_ULong )
+ FT_Get_CMap_Language_ID( FT_CharMap charmap );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Get_CMap_Format */
+ /* */
+ /* <Description> */
+ /* Return TrueType/sfnt specific cmap format. */
+ /* */
+ /* <Input> */
+ /* charmap :: */
+ /* The target charmap. */
+ /* */
+ /* <Return> */
+ /* The format of `charmap'. If `charmap' doesn't belong to a */
+ /* TrueType/sfnt face, return -1. */
+ /* */
+ FT_EXPORT( FT_Long )
+ FT_Get_CMap_Format( FT_CharMap charmap );
+
+ /* */
+
+
+FT_END_HEADER
+
+#endif /* __TTTABLES_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* tttags.h */
+/* */
+/* Tags for TrueType and OpenType tables (specification only). */
+/* */
+/* Copyright 1996-2001, 2004, 2005, 2007, 2008 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __TTAGS_H__
+#define __TTAGS_H__
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+#ifdef FREETYPE_H
+#error "freetype.h of FreeType 1 has been loaded!"
+#error "Please fix the directory search order for header files"
+#error "so that freetype.h of FreeType 2 is found first."
+#endif
+
+
+FT_BEGIN_HEADER
+
+
+#define TTAG_avar FT_MAKE_TAG( 'a', 'v', 'a', 'r' )
+#define TTAG_BASE FT_MAKE_TAG( 'B', 'A', 'S', 'E' )
+#define TTAG_bdat FT_MAKE_TAG( 'b', 'd', 'a', 't' )
+#define TTAG_BDF FT_MAKE_TAG( 'B', 'D', 'F', ' ' )
+#define TTAG_bhed FT_MAKE_TAG( 'b', 'h', 'e', 'd' )
+#define TTAG_bloc FT_MAKE_TAG( 'b', 'l', 'o', 'c' )
+#define TTAG_bsln FT_MAKE_TAG( 'b', 's', 'l', 'n' )
+#define TTAG_CFF FT_MAKE_TAG( 'C', 'F', 'F', ' ' )
+#define TTAG_CID FT_MAKE_TAG( 'C', 'I', 'D', ' ' )
+#define TTAG_cmap FT_MAKE_TAG( 'c', 'm', 'a', 'p' )
+#define TTAG_cvar FT_MAKE_TAG( 'c', 'v', 'a', 'r' )
+#define TTAG_cvt FT_MAKE_TAG( 'c', 'v', 't', ' ' )
+#define TTAG_DSIG FT_MAKE_TAG( 'D', 'S', 'I', 'G' )
+#define TTAG_EBDT FT_MAKE_TAG( 'E', 'B', 'D', 'T' )
+#define TTAG_EBLC FT_MAKE_TAG( 'E', 'B', 'L', 'C' )
+#define TTAG_EBSC FT_MAKE_TAG( 'E', 'B', 'S', 'C' )
+#define TTAG_feat FT_MAKE_TAG( 'f', 'e', 'a', 't' )
+#define TTAG_FOND FT_MAKE_TAG( 'F', 'O', 'N', 'D' )
+#define TTAG_fpgm FT_MAKE_TAG( 'f', 'p', 'g', 'm' )
+#define TTAG_fvar FT_MAKE_TAG( 'f', 'v', 'a', 'r' )
+#define TTAG_gasp FT_MAKE_TAG( 'g', 'a', 's', 'p' )
+#define TTAG_GDEF FT_MAKE_TAG( 'G', 'D', 'E', 'F' )
+#define TTAG_glyf FT_MAKE_TAG( 'g', 'l', 'y', 'f' )
+#define TTAG_GPOS FT_MAKE_TAG( 'G', 'P', 'O', 'S' )
+#define TTAG_GSUB FT_MAKE_TAG( 'G', 'S', 'U', 'B' )
+#define TTAG_gvar FT_MAKE_TAG( 'g', 'v', 'a', 'r' )
+#define TTAG_hdmx FT_MAKE_TAG( 'h', 'd', 'm', 'x' )
+#define TTAG_head FT_MAKE_TAG( 'h', 'e', 'a', 'd' )
+#define TTAG_hhea FT_MAKE_TAG( 'h', 'h', 'e', 'a' )
+#define TTAG_hmtx FT_MAKE_TAG( 'h', 'm', 't', 'x' )
+#define TTAG_JSTF FT_MAKE_TAG( 'J', 'S', 'T', 'F' )
+#define TTAG_just FT_MAKE_TAG( 'j', 'u', 's', 't' )
+#define TTAG_kern FT_MAKE_TAG( 'k', 'e', 'r', 'n' )
+#define TTAG_lcar FT_MAKE_TAG( 'l', 'c', 'a', 'r' )
+#define TTAG_loca FT_MAKE_TAG( 'l', 'o', 'c', 'a' )
+#define TTAG_LTSH FT_MAKE_TAG( 'L', 'T', 'S', 'H' )
+#define TTAG_LWFN FT_MAKE_TAG( 'L', 'W', 'F', 'N' )
+#define TTAG_MATH FT_MAKE_TAG( 'M', 'A', 'T', 'H' )
+#define TTAG_maxp FT_MAKE_TAG( 'm', 'a', 'x', 'p' )
+#define TTAG_META FT_MAKE_TAG( 'M', 'E', 'T', 'A' )
+#define TTAG_MMFX FT_MAKE_TAG( 'M', 'M', 'F', 'X' )
+#define TTAG_MMSD FT_MAKE_TAG( 'M', 'M', 'S', 'D' )
+#define TTAG_mort FT_MAKE_TAG( 'm', 'o', 'r', 't' )
+#define TTAG_morx FT_MAKE_TAG( 'm', 'o', 'r', 'x' )
+#define TTAG_name FT_MAKE_TAG( 'n', 'a', 'm', 'e' )
+#define TTAG_opbd FT_MAKE_TAG( 'o', 'p', 'b', 'd' )
+#define TTAG_OS2 FT_MAKE_TAG( 'O', 'S', '/', '2' )
+#define TTAG_OTTO FT_MAKE_TAG( 'O', 'T', 'T', 'O' )
+#define TTAG_PCLT FT_MAKE_TAG( 'P', 'C', 'L', 'T' )
+#define TTAG_POST FT_MAKE_TAG( 'P', 'O', 'S', 'T' )
+#define TTAG_post FT_MAKE_TAG( 'p', 'o', 's', 't' )
+#define TTAG_prep FT_MAKE_TAG( 'p', 'r', 'e', 'p' )
+#define TTAG_prop FT_MAKE_TAG( 'p', 'r', 'o', 'p' )
+#define TTAG_sfnt FT_MAKE_TAG( 's', 'f', 'n', 't' )
+#define TTAG_SING FT_MAKE_TAG( 'S', 'I', 'N', 'G' )
+#define TTAG_trak FT_MAKE_TAG( 't', 'r', 'a', 'k' )
+#define TTAG_true FT_MAKE_TAG( 't', 'r', 'u', 'e' )
+#define TTAG_ttc FT_MAKE_TAG( 't', 't', 'c', ' ' )
+#define TTAG_ttcf FT_MAKE_TAG( 't', 't', 'c', 'f' )
+#define TTAG_TYP1 FT_MAKE_TAG( 'T', 'Y', 'P', '1' )
+#define TTAG_typ1 FT_MAKE_TAG( 't', 'y', 'p', '1' )
+#define TTAG_VDMX FT_MAKE_TAG( 'V', 'D', 'M', 'X' )
+#define TTAG_vhea FT_MAKE_TAG( 'v', 'h', 'e', 'a' )
+#define TTAG_vmtx FT_MAKE_TAG( 'v', 'm', 't', 'x' )
+
+
+FT_END_HEADER
+
+#endif /* __TTAGS_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ttunpat.h */
+/* */
+/* Definitions for the unpatented TrueType hinting system */
+/* */
+/* Copyright 2003, 2006 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* Written by Graham Asher <graham.asher@btinternet.com> */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __TTUNPAT_H__
+#define __TTUNPAT_H__
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+#ifdef FREETYPE_H
+#error "freetype.h of FreeType 1 has been loaded!"
+#error "Please fix the directory search order for header files"
+#error "so that freetype.h of FreeType 2 is found first."
+#endif
+
+
+FT_BEGIN_HEADER
+
+
+ /***************************************************************************
+ *
+ * @constant:
+ * FT_PARAM_TAG_UNPATENTED_HINTING
+ *
+ * @description:
+ * A constant used as the tag of an @FT_Parameter structure to indicate
+ * that unpatented methods only should be used by the TrueType bytecode
+ * interpreter for a typeface opened by @FT_Open_Face.
+ *
+ */
+#define FT_PARAM_TAG_UNPATENTED_HINTING FT_MAKE_TAG( 'u', 'n', 'p', 'a' )
+
+ /* */
+
+FT_END_HEADER
+
+
+#endif /* __TTUNPAT_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ft2build.h */
+/* */
+/* FreeType 2 build and setup macros. */
+/* (Generic version) */
+/* */
+/* Copyright 1996-2001, 2006 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This file corresponds to the default `ft2build.h' file for */
+ /* FreeType 2. It uses the `freetype' include root. */
+ /* */
+ /* Note that specific platforms might use a different configuration. */
+ /* See builds/unix/ft2unix.h for an example. */
+ /* */
+ /*************************************************************************/
+
+
+#ifndef __FT2_BUILD_GENERIC_H__
+#define __FT2_BUILD_GENERIC_H__
+
+#include <freetype/config/ftheader.h>
+
+#endif /* __FT2_BUILD_GENERIC_H__ */
+
+
+/* END */
--- /dev/null
+# modules.cfg
+#
+# Copyright 2005-2007, 2009-2011 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+#
+#
+# In case you compile the FreeType library with GNU make or makepp, this
+# file controls which components are built into the library. Otherwise,
+# please read this file for information on the various modules and its
+# dependencies, then follow the instructions in the file `docs/INSTALL.ANY'.
+#
+# To deactivate a module, simply comment out the corresponding line. To
+# activate a module, remove the comment character.
+#
+# Note that many modules and components are further controlled with macros
+# in the file `include/freetype/config/ftoption.h'.
+
+
+####
+#### font modules -- at least one is required
+####
+#### The order given here (from top to down) is the order used for testing
+#### font formats in the compiled library.
+####
+
+# TrueType font driver.
+#
+# This driver needs the `sfnt' module.
+FONT_MODULES += truetype
+
+# PostScript Type 1 font driver.
+#
+# This driver needs the `psaux', `pshinter', and `psnames' modules.
+FONT_MODULES += type1
+
+# CFF/OpenType font driver.
+#
+# This driver needs the `sfnt', `pshinter', and `psnames' modules.
+FONT_MODULES += cff
+
+# Type 1 CID-keyed font driver.
+#
+# This driver needs the `psaux', `pshinter', and `psnames' modules.
+FONT_MODULES += cid
+
+# PFR/TrueDoc font driver. See optional extension ftpfr.c below also.
+FONT_MODULES += pfr
+
+# PostScript Type 42 font driver.
+#
+# This driver needs the `truetype' and `psaux' modules.
+FONT_MODULES += type42
+
+# Windows FONT/FNT font driver. See optional extension ftwinfnt.c below
+# also.
+FONT_MODULES += winfonts
+
+# PCF font driver.
+FONT_MODULES += pcf
+
+# BDF font driver. See optional extension ftbdf.c below also.
+FONT_MODULES += bdf
+
+# SFNT files support. If used without `truetype' or `cff', it supports
+# bitmap-only fonts within an SFNT wrapper.
+#
+# This driver needs the `psnames' module.
+FONT_MODULES += sfnt
+
+
+####
+#### hinting modules
+####
+
+# FreeType's auto hinter.
+HINTING_MODULES += autofit
+
+# PostScript hinter.
+HINTING_MODULES += pshinter
+
+# The TrueType hinting engine doesn't have a module of its own but is
+# controlled in file include/freetype/config/ftoption.h
+# (TT_CONFIG_OPTION_BYTECODE_INTERPRETER and friends).
+
+
+####
+#### raster modules -- at least one is required for vector font formats
+####
+
+# Monochrome rasterizer.
+RASTER_MODULES += raster
+
+# Anti-aliasing rasterizer.
+RASTER_MODULES += smooth
+
+
+####
+#### auxiliary modules
+####
+
+# FreeType's cache sub-system (quite stable but still in beta -- this means
+# that its public API is subject to change if necessary). See
+# include/freetype/ftcache.h. Needs ftglyph.c.
+AUX_MODULES += cache
+
+# TrueType GX/AAT table validation. Needs ftgxval.c below.
+# AUX_MODULES += gxvalid
+
+# Support for streams compressed with gzip (files with suffix .gz).
+#
+# See include/freetype/ftgzip.h for the API.
+AUX_MODULES += gzip
+
+# Support for streams compressed with LZW (files with suffix .Z).
+#
+# See include/freetype/ftlzw.h for the API.
+AUX_MODULES += lzw
+
+# Support for streams compressed with bzip2 (files with suffix .bz2).
+#
+# See include/freetype/ftbzip2.h for the API.
+AUX_MODULES += bzip2
+
+# OpenType table validation. Needs ftotval.c below.
+#
+# AUX_MODULES += otvalid
+
+# Auxiliary PostScript driver component to share common code.
+#
+# This module depends on `psnames'.
+AUX_MODULES += psaux
+
+# Support for PostScript glyph names.
+#
+# This module can be controlled in ftconfig.h
+# (FT_CONFIG_OPTION_POSTSCRIPT_NAMES).
+AUX_MODULES += psnames
+
+
+####
+#### base module extensions
+####
+
+# Exact bounding box calculation.
+#
+# See include/freetype/ftbbox.h for the API.
+BASE_EXTENSIONS += ftbbox.c
+
+# Access BDF-specific strings. Needs BDF font driver.
+#
+# See include/freetype/ftbdf.h for the API.
+BASE_EXTENSIONS += ftbdf.c
+
+# Utility functions for converting 1bpp, 2bpp, 4bpp, and 8bpp bitmaps into
+# 8bpp format, and for emboldening of bitmap glyphs.
+#
+# See include/freetype/ftbitmap.h for the API.
+BASE_EXTENSIONS += ftbitmap.c
+
+# Access CID font information.
+#
+# See include/freetype/ftcid.h for the API.
+BASE_EXTENSIONS += ftcid.c
+
+# Access FSType information. Needs fttype1.c.
+#
+# See include/freetype/freetype.h for the API.
+BASE_EXTENSIONS += ftfstype.c
+
+# Support for GASP table queries.
+#
+# See include/freetype/ftgasp.h for the API.
+BASE_EXTENSIONS += ftgasp.c
+
+# Convenience functions to handle glyphs. Needs ftbitmap.c.
+#
+# See include/freetype/ftglyph.h for the API.
+BASE_EXTENSIONS += ftglyph.c
+
+# Interface for gxvalid module.
+#
+# See include/freetype/ftgxval.h for the API.
+BASE_EXTENSIONS += ftgxval.c
+
+# Support for LCD color filtering of subpixel bitmaps.
+#
+# See include/freetype/ftlcdfil.h for the API.
+BASE_EXTENSIONS += ftlcdfil.c
+
+# Multiple Master font interface.
+#
+# See include/freetype/ftmm.h for the API.
+BASE_EXTENSIONS += ftmm.c
+
+# Interface for otvalid module.
+#
+# See include/freetype/ftotval.h for the API.
+BASE_EXTENSIONS += ftotval.c
+
+# Support for FT_Face_CheckTrueTypePatents.
+#
+# See include/freetype/freetype.h for the API.
+BASE_EXTENSIONS += ftpatent.c
+
+# Interface for accessing PFR-specific data. Needs PFR font driver.
+#
+# See include/freetype/ftpfr.h for the API.
+BASE_EXTENSIONS += ftpfr.c
+
+# Path stroker. Needs ftglyph.c.
+#
+# See include/freetype/ftstroke.h for the API.
+BASE_EXTENSIONS += ftstroke.c
+
+# Support for synthetic embolding and slanting of fonts. Needs ftbitmap.c.
+#
+# See include/freetype/ftsynth.h for the API.
+BASE_EXTENSIONS += ftsynth.c
+
+# Interface to access data specific to PostScript Type 1 and Type 2 (CFF)
+# fonts.
+#
+# See include/freetype/t1tables.h for the API.
+BASE_EXTENSIONS += fttype1.c
+
+# Interface for accessing data specific to Windows FNT files. Needs winfnt
+# driver.
+#
+# See include/freetype/ftwinfnt.h for the API.
+BASE_EXTENSIONS += ftwinfnt.c
+
+# Support functions for X11.
+#
+# See include/freetype/ftxf86.h for the API.
+BASE_EXTENSIONS += ftxf86.c
+
+####
+#### The components `ftsystem.c' (for memory allocation and stream I/O
+#### management) and `ftdebug.c' (for emitting debug messages to the user)
+#### are controlled with the following variables.
+####
+#### ftsystem.c: $(FTSYS_SRC)
+#### ftdebug.c: $(FTDEBUG_SRC)
+####
+#### Please refer to docs/CUSTOMIZE for details.
+####
+
+
+# EOF
--- /dev/null
+apinames
+freetype.def
+freetype.lib
+ftexport.sym
+ftmodule.h
+ftoption.h
+libfreetype.la
+.libs
+*.lo
--- /dev/null
+This directory contains all the object files created when building the
+library.
--- /dev/null
+<manifest>
+ <request>
+ <domain name="_"/>
+ </request>
+</manifest>
--- /dev/null
+Name: freetype
+Summary: A free and portable font rendering engine
+Version: 2.4.9
+Release: 1
+Group: System/Libraries
+License: FTL or GPLv2+
+URL: http://www.freetype.org
+Source0: http://download.savannah.gnu.org/releases-noredirect/freetype/freetype-%{version}.tar.gz
+Source1001: packaging/freetype.manifest
+Requires(post): /sbin/ldconfig
+Requires(postun): /sbin/ldconfig
+Provides: %{name}-bytecode
+
+
+%description
+The FreeType engine is a free and portable font rendering
+engine, developed to provide advanced font support for a variety of
+platforms and environments. FreeType is a library which can open and
+manages font files as well as efficiently load, hint and render
+individual glyphs. FreeType is not a font server or a complete
+text-rendering library.
+
+
+
+%package devel
+Summary: FreeType development libraries and header files
+Group: Development/Libraries
+Requires: %{name} = %{version}-%{release}
+Requires: zlib-devel
+Requires: pkgconfig
+
+%description devel
+The freetype-devel package includes the static libraries and header files
+for the FreeType font rendering engine.
+
+Install freetype-devel if you want to develop programs which will use
+FreeType.
+
+
+
+%prep
+%setup -q
+
+%build
+cp %{SOURCE1001} .
+
+%configure --disable-static
+sed -i 's|^hardcode_libdir_flag_spec=.*|hardcode_libdir_flag_spec=""|g' builds/unix/libtool
+sed -i 's|^runpath_var=LD_RUN_PATH|runpath_var=DIE_RPATH_DIE|g' builds/unix/libtool
+make %{?_smp_mflags}
+
+%install
+rm -rf %{buildroot}
+
+%makeinstall gnulocaledir=$RPM_BUILD_ROOT%{_datadir}/locale
+
+
+# fix multilib issues
+%ifarch x86_64 s390x ia64 ppc64 alpha sparc64
+%define wordsize 64
+%else
+%define wordsize 32
+%endif
+
+mv $RPM_BUILD_ROOT%{_includedir}/freetype2/freetype/config/ftconfig.h \
+$RPM_BUILD_ROOT%{_includedir}/freetype2/freetype/config/ftconfig-%{wordsize}.h
+cat >$RPM_BUILD_ROOT%{_includedir}/freetype2/freetype/config/ftconfig.h <<EOF
+#ifndef __FTCONFIG_H__MULTILIB
+#define __FTCONFIG_H__MULTILIB
+
+#include <bits/wordsize.h>
+
+#if __WORDSIZE == 32
+# include "ftconfig-32.h"
+#elif __WORDSIZE == 64
+# include "ftconfig-64.h"
+#else
+# error "unexpected value for __WORDSIZE macro"
+#endif
+
+#endif
+EOF
+
+# Don't package static a or .la files
+rm -f $RPM_BUILD_ROOT%{_libdir}/*.{a,la}
+
+
+%post -p /sbin/ldconfig
+
+%postun -p /sbin/ldconfig
+
+%files
+%manifest freetype.manifest
+%defattr(-,root,root,-)
+%{_libdir}/libfreetype.so.*
+
+%files devel
+%defattr(-,root,root,-)
+%dir %{_includedir}/freetype2
+%{_datadir}/aclocal/freetype2.m4
+%{_includedir}/freetype2/*
+%{_includedir}/*.h
+%{_libdir}/libfreetype.so
+%{_bindir}/freetype-config
+%{_libdir}/pkgconfig/*.pc
+
--- /dev/null
+# FreeType 2 src Jamfile
+#
+# Copyright 2001, 2002 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+SubDir FT2_TOP $(FT2_SRC_DIR) ;
+
+# The file <freetype/internal/internal.h> is used to define macros that are
+# later used in #include statements. It needs to be parsed in order to
+# record these definitions.
+#
+HDRMACRO [ FT2_SubDir $(FT2_INCLUDE_DIR) internal internal.h ] ;
+
+for xx in $(FT2_COMPONENTS)
+{
+ SubInclude FT2_TOP $(FT2_SRC_DIR) $(xx) ;
+}
+
+# end of src Jamfile
--- /dev/null
+# FreeType 2 src/autofit Jamfile
+#
+# Copyright 2003, 2004, 2005, 2006, 2007, 2009 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+SubDir FT2_TOP src autofit ;
+
+{
+ local _sources ;
+
+ # define FT2_AUTOFIT2 to enable experimental latin hinter replacement
+ if $(FT2_AUTOFIT2)
+ {
+ DEFINES += FT_OPTION_AUTOFIT2 ;
+ }
+ if $(FT2_MULTI)
+ {
+ _sources = afangles afglobal afhints aflatin afcjk afindic afloader afmodule afdummy afwarp afpic ;
+
+ if $(FT2_AUTOFIT2)
+ {
+ _sources += aflatin2 ;
+ }
+ }
+ else
+ {
+ _sources = autofit ;
+ }
+
+ Library $(FT2_LIB) : $(_sources).c ;
+}
+
+# end of src/autofit Jamfile
--- /dev/null
+/***************************************************************************/
+/* */
+/* afangles.c */
+/* */
+/* Routines used to compute vector angles with limited accuracy */
+/* and very high speed. It also contains sorting routines (body). */
+/* */
+/* Copyright 2003-2006, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include "aftypes.h"
+
+
+#if 0
+
+ FT_LOCAL_DEF( FT_Int )
+ af_corner_is_flat( FT_Pos x_in,
+ FT_Pos y_in,
+ FT_Pos x_out,
+ FT_Pos y_out )
+ {
+ FT_Pos ax = x_in;
+ FT_Pos ay = y_in;
+
+ FT_Pos d_in, d_out, d_corner;
+
+
+ if ( ax < 0 )
+ ax = -ax;
+ if ( ay < 0 )
+ ay = -ay;
+ d_in = ax + ay;
+
+ ax = x_out;
+ if ( ax < 0 )
+ ax = -ax;
+ ay = y_out;
+ if ( ay < 0 )
+ ay = -ay;
+ d_out = ax + ay;
+
+ ax = x_out + x_in;
+ if ( ax < 0 )
+ ax = -ax;
+ ay = y_out + y_in;
+ if ( ay < 0 )
+ ay = -ay;
+ d_corner = ax + ay;
+
+ return ( d_in + d_out - d_corner ) < ( d_corner >> 4 );
+ }
+
+
+ FT_LOCAL_DEF( FT_Int )
+ af_corner_orientation( FT_Pos x_in,
+ FT_Pos y_in,
+ FT_Pos x_out,
+ FT_Pos y_out )
+ {
+ FT_Pos delta;
+
+
+ delta = x_in * y_out - y_in * x_out;
+
+ if ( delta == 0 )
+ return 0;
+ else
+ return 1 - 2 * ( delta < 0 );
+ }
+
+#endif /* 0 */
+
+
+ /*
+ * We are not using `af_angle_atan' anymore, but we keep the source
+ * code below just in case...
+ */
+
+
+#if 0
+
+
+ /*
+ * The trick here is to realize that we don't need a very accurate angle
+ * approximation. We are going to use the result of `af_angle_atan' to
+ * only compare the sign of angle differences, or check whether its
+ * magnitude is very small.
+ *
+ * The approximation
+ *
+ * dy * PI / (|dx|+|dy|)
+ *
+ * should be enough, and much faster to compute.
+ */
+ FT_LOCAL_DEF( AF_Angle )
+ af_angle_atan( FT_Fixed dx,
+ FT_Fixed dy )
+ {
+ AF_Angle angle;
+ FT_Fixed ax = dx;
+ FT_Fixed ay = dy;
+
+
+ if ( ax < 0 )
+ ax = -ax;
+ if ( ay < 0 )
+ ay = -ay;
+
+ ax += ay;
+
+ if ( ax == 0 )
+ angle = 0;
+ else
+ {
+ angle = ( AF_ANGLE_PI2 * dy ) / ( ax + ay );
+ if ( dx < 0 )
+ {
+ if ( angle >= 0 )
+ angle = AF_ANGLE_PI - angle;
+ else
+ angle = -AF_ANGLE_PI - angle;
+ }
+ }
+
+ return angle;
+ }
+
+
+#elif 0
+
+
+ /* the following table has been automatically generated with */
+ /* the `mather.py' Python script */
+
+#define AF_ATAN_BITS 8
+
+ static const FT_Byte af_arctan[1L << AF_ATAN_BITS] =
+ {
+ 0, 0, 1, 1, 1, 2, 2, 2,
+ 3, 3, 3, 3, 4, 4, 4, 5,
+ 5, 5, 6, 6, 6, 7, 7, 7,
+ 8, 8, 8, 9, 9, 9, 10, 10,
+ 10, 10, 11, 11, 11, 12, 12, 12,
+ 13, 13, 13, 14, 14, 14, 14, 15,
+ 15, 15, 16, 16, 16, 17, 17, 17,
+ 18, 18, 18, 18, 19, 19, 19, 20,
+ 20, 20, 21, 21, 21, 21, 22, 22,
+ 22, 23, 23, 23, 24, 24, 24, 24,
+ 25, 25, 25, 26, 26, 26, 26, 27,
+ 27, 27, 28, 28, 28, 28, 29, 29,
+ 29, 30, 30, 30, 30, 31, 31, 31,
+ 31, 32, 32, 32, 33, 33, 33, 33,
+ 34, 34, 34, 34, 35, 35, 35, 35,
+ 36, 36, 36, 36, 37, 37, 37, 38,
+ 38, 38, 38, 39, 39, 39, 39, 40,
+ 40, 40, 40, 41, 41, 41, 41, 42,
+ 42, 42, 42, 42, 43, 43, 43, 43,
+ 44, 44, 44, 44, 45, 45, 45, 45,
+ 46, 46, 46, 46, 46, 47, 47, 47,
+ 47, 48, 48, 48, 48, 48, 49, 49,
+ 49, 49, 50, 50, 50, 50, 50, 51,
+ 51, 51, 51, 51, 52, 52, 52, 52,
+ 52, 53, 53, 53, 53, 53, 54, 54,
+ 54, 54, 54, 55, 55, 55, 55, 55,
+ 56, 56, 56, 56, 56, 57, 57, 57,
+ 57, 57, 57, 58, 58, 58, 58, 58,
+ 59, 59, 59, 59, 59, 59, 60, 60,
+ 60, 60, 60, 61, 61, 61, 61, 61,
+ 61, 62, 62, 62, 62, 62, 62, 63,
+ 63, 63, 63, 63, 63, 64, 64, 64
+ };
+
+
+ FT_LOCAL_DEF( AF_Angle )
+ af_angle_atan( FT_Fixed dx,
+ FT_Fixed dy )
+ {
+ AF_Angle angle;
+
+
+ /* check trivial cases */
+ if ( dy == 0 )
+ {
+ angle = 0;
+ if ( dx < 0 )
+ angle = AF_ANGLE_PI;
+ return angle;
+ }
+ else if ( dx == 0 )
+ {
+ angle = AF_ANGLE_PI2;
+ if ( dy < 0 )
+ angle = -AF_ANGLE_PI2;
+ return angle;
+ }
+
+ angle = 0;
+ if ( dx < 0 )
+ {
+ dx = -dx;
+ dy = -dy;
+ angle = AF_ANGLE_PI;
+ }
+
+ if ( dy < 0 )
+ {
+ FT_Pos tmp;
+
+
+ tmp = dx;
+ dx = -dy;
+ dy = tmp;
+ angle -= AF_ANGLE_PI2;
+ }
+
+ if ( dx == 0 && dy == 0 )
+ return 0;
+
+ if ( dx == dy )
+ angle += AF_ANGLE_PI4;
+ else if ( dx > dy )
+ angle += af_arctan[FT_DivFix( dy, dx ) >> ( 16 - AF_ATAN_BITS )];
+ else
+ angle += AF_ANGLE_PI2 -
+ af_arctan[FT_DivFix( dx, dy ) >> ( 16 - AF_ATAN_BITS )];
+
+ if ( angle > AF_ANGLE_PI )
+ angle -= AF_ANGLE_2PI;
+
+ return angle;
+ }
+
+
+#endif /* 0 */
+
+
+ FT_LOCAL_DEF( void )
+ af_sort_pos( FT_UInt count,
+ FT_Pos* table )
+ {
+ FT_UInt i, j;
+ FT_Pos swap;
+
+
+ for ( i = 1; i < count; i++ )
+ {
+ for ( j = i; j > 0; j-- )
+ {
+ if ( table[j] > table[j - 1] )
+ break;
+
+ swap = table[j];
+ table[j] = table[j - 1];
+ table[j - 1] = swap;
+ }
+ }
+ }
+
+
+ FT_LOCAL_DEF( void )
+ af_sort_widths( FT_UInt count,
+ AF_Width table )
+ {
+ FT_UInt i, j;
+ AF_WidthRec swap;
+
+
+ for ( i = 1; i < count; i++ )
+ {
+ for ( j = i; j > 0; j-- )
+ {
+ if ( table[j].org > table[j - 1].org )
+ break;
+
+ swap = table[j];
+ table[j] = table[j - 1];
+ table[j - 1] = swap;
+ }
+ }
+ }
+
+
+/* END */
--- /dev/null
+/*
+ * afangles.h
+ *
+ * This is a dummy file, used to please the build system. It is never
+ * included by the auto-fitter sources.
+ *
+ */
--- /dev/null
+/***************************************************************************/
+/* */
+/* afcjk.c */
+/* */
+/* Auto-fitter hinting routines for CJK script (body). */
+/* */
+/* Copyright 2006-2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+ /*
+ * The algorithm is based on akito's autohint patch, available here:
+ *
+ * http://www.kde.gr.jp/~akito/patch/freetype2/
+ *
+ */
+
+#include <ft2build.h>
+#include FT_ADVANCES_H
+#include FT_INTERNAL_DEBUG_H
+
+#include "aftypes.h"
+#include "aflatin.h"
+
+
+#ifdef AF_CONFIG_OPTION_CJK
+
+#undef AF_CONFIG_OPTION_CJK_BLUE_HANI_VERT
+
+#include "afcjk.h"
+#include "aferrors.h"
+
+
+#ifdef AF_CONFIG_OPTION_USE_WARPER
+#include "afwarp.h"
+#endif
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_afcjk
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** C J K G L O B A L M E T R I C S *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /* Basically the Latin version with AF_CJKMetrics */
+ /* to replace AF_LatinMetrics. */
+
+ FT_LOCAL_DEF( void )
+ af_cjk_metrics_init_widths( AF_CJKMetrics metrics,
+ FT_Face face,
+ FT_ULong charcode )
+ {
+ /* scan the array of segments in each direction */
+ AF_GlyphHintsRec hints[1];
+
+
+ af_glyph_hints_init( hints, face->memory );
+
+ metrics->axis[AF_DIMENSION_HORZ].width_count = 0;
+ metrics->axis[AF_DIMENSION_VERT].width_count = 0;
+
+ {
+ FT_Error error;
+ FT_UInt glyph_index;
+ int dim;
+ AF_CJKMetricsRec dummy[1];
+ AF_Scaler scaler = &dummy->root.scaler;
+
+
+ glyph_index = FT_Get_Char_Index( face, charcode );
+ if ( glyph_index == 0 )
+ goto Exit;
+
+ error = FT_Load_Glyph( face, glyph_index, FT_LOAD_NO_SCALE );
+ if ( error || face->glyph->outline.n_points <= 0 )
+ goto Exit;
+
+ FT_ZERO( dummy );
+
+ dummy->units_per_em = metrics->units_per_em;
+
+ scaler->x_scale = 0x10000L;
+ scaler->y_scale = 0x10000L;
+ scaler->x_delta = 0;
+ scaler->y_delta = 0;
+
+ scaler->face = face;
+ scaler->render_mode = FT_RENDER_MODE_NORMAL;
+ scaler->flags = 0;
+
+ af_glyph_hints_rescale( hints, (AF_ScriptMetrics)dummy );
+
+ error = af_glyph_hints_reload( hints, &face->glyph->outline );
+ if ( error )
+ goto Exit;
+
+ for ( dim = 0; dim < AF_DIMENSION_MAX; dim++ )
+ {
+ AF_CJKAxis axis = &metrics->axis[dim];
+ AF_AxisHints axhints = &hints->axis[dim];
+ AF_Segment seg, limit, link;
+ FT_UInt num_widths = 0;
+
+
+ error = af_latin_hints_compute_segments( hints, (AF_Dimension)dim );
+ if ( error )
+ goto Exit;
+
+ af_latin_hints_link_segments( hints, (AF_Dimension)dim );
+
+ seg = axhints->segments;
+ limit = seg + axhints->num_segments;
+
+ for ( ; seg < limit; seg++ )
+ {
+ link = seg->link;
+
+ /* we only consider stem segments there! */
+ if ( link && link->link == seg && link > seg )
+ {
+ FT_Pos dist;
+
+
+ dist = seg->pos - link->pos;
+ if ( dist < 0 )
+ dist = -dist;
+
+ if ( num_widths < AF_CJK_MAX_WIDTHS )
+ axis->widths[num_widths++].org = dist;
+ }
+ }
+
+ af_sort_widths( num_widths, axis->widths );
+ axis->width_count = num_widths;
+ }
+
+ Exit:
+ for ( dim = 0; dim < AF_DIMENSION_MAX; dim++ )
+ {
+ AF_CJKAxis axis = &metrics->axis[dim];
+ FT_Pos stdw;
+
+
+ stdw = ( axis->width_count > 0 ) ? axis->widths[0].org
+ : AF_LATIN_CONSTANT( metrics, 50 );
+
+ /* let's try 20% of the smallest width */
+ axis->edge_distance_threshold = stdw / 5;
+ axis->standard_width = stdw;
+ axis->extra_light = 0;
+ }
+ }
+
+ af_glyph_hints_done( hints );
+ }
+
+
+#define AF_CJK_MAX_TEST_CHARACTERS 32
+
+
+ /* Each blue zone has two types of fill and unfill, this is, */
+ /* filling the entire glyph square or not. */
+
+ enum
+ {
+ AF_CJK_BLUE_TYPE_FILL,
+ AF_CJK_BLUE_TYPE_UNFILL,
+ AF_CJK_BLUE_TYPE_MAX
+ };
+
+
+ /* Put some common and representative Han Ideographs characters here. */
+ static const FT_ULong af_cjk_hani_blue_chars[AF_CJK_BLUE_MAX]
+ [AF_CJK_BLUE_TYPE_MAX]
+ [AF_CJK_MAX_TEST_CHARACTERS] =
+ {
+ {
+ {
+ 0x4ED6, 0x4EEC, 0x4F60, 0x4F86, 0x5011, 0x5230, 0x548C, 0x5730,
+ 0x5BF9, 0x5C0D, 0x5C31, 0x5E2D, 0x6211, 0x65F6, 0x6642, 0x6703,
+ 0x6765, 0x70BA, 0x80FD, 0x8230, 0x8AAA, 0x8BF4, 0x8FD9, 0x9019,
+ 0x9F4A /* top fill */
+ },
+ {
+ 0x519B, 0x540C, 0x5DF2, 0x613F, 0x65E2, 0x661F, 0x662F, 0x666F,
+ 0x6C11, 0x7167, 0x73B0, 0x73FE, 0x7406, 0x7528, 0x7F6E, 0x8981,
+ 0x8ECD, 0x90A3, 0x914D, 0x91CC, 0x958B, 0x96F7, 0x9732, 0x9762,
+ 0x987E /* top unfill */
+ }
+ },
+ {
+ {
+ 0x4E2A, 0x4E3A, 0x4EBA, 0x4ED6, 0x4EE5, 0x4EEC, 0x4F60, 0x4F86,
+ 0x500B, 0x5011, 0x5230, 0x548C, 0x5927, 0x5BF9, 0x5C0D, 0x5C31,
+ 0x6211, 0x65F6, 0x6642, 0x6709, 0x6765, 0x70BA, 0x8981, 0x8AAA,
+ 0x8BF4 /* bottom fill */
+ },
+ {
+ 0x4E3B, 0x4E9B, 0x56E0, 0x5B83, 0x60F3, 0x610F, 0x7406, 0x751F,
+ 0x7576, 0x770B, 0x7740, 0x7F6E, 0x8005, 0x81EA, 0x8457, 0x88E1,
+ 0x8FC7, 0x8FD8, 0x8FDB, 0x9032, 0x904E, 0x9053, 0x9084, 0x91CC,
+ 0x9762 /* bottom unfill */
+ }
+ },
+#ifndef AF_CONFIG_OPTION_CJK_BLUE_HANI_VERT
+ { {0x0000}, {0x0000} },
+ { {0x0000}, {0x0000} }
+#else
+ {
+ {
+ 0x4E9B, 0x4EEC, 0x4F60, 0x4F86, 0x5011, 0x5230, 0x548C, 0x5730,
+ 0x5979, 0x5C06, 0x5C07, 0x5C31, 0x5E74, 0x5F97, 0x60C5, 0x6700,
+ 0x6837, 0x6A23, 0x7406, 0x80FD, 0x8AAA, 0x8BF4, 0x8FD9, 0x9019,
+ 0x901A /* left fill */
+ },
+ {
+ 0x5373, 0x5417, 0x5427, 0x542C, 0x5462, 0x54C1, 0x54CD, 0x55CE,
+ 0x5E08, 0x5E2B, 0x6536, 0x65AD, 0x65B7, 0x660E, 0x773C, 0x9593,
+ 0x95F4, 0x9645, 0x9648, 0x9650, 0x9664, 0x9673, 0x968F, 0x969B,
+ 0x96A8 /* left unfill */
+ }
+ },
+ {
+ {
+ 0x4E8B, 0x524D, 0x5B78, 0x5C06, 0x5C07, 0x60C5, 0x60F3, 0x6216,
+ 0x653F, 0x65AF, 0x65B0, 0x6837, 0x6A23, 0x6C11, 0x6C92, 0x6CA1,
+ 0x7136, 0x7279, 0x73B0, 0x73FE, 0x7403, 0x7B2C, 0x7D93, 0x8C01,
+ 0x8D77 /* right fill */
+ },
+ {
+ 0x4F8B, 0x5225, 0x522B, 0x5236, 0x52A8, 0x52D5, 0x5417, 0x55CE,
+ 0x589E, 0x6307, 0x660E, 0x671D, 0x671F, 0x6784, 0x7269, 0x786E,
+ 0x79CD, 0x8ABF, 0x8C03, 0x8CBB, 0x8D39, 0x90A3, 0x90FD, 0x9593,
+ 0x95F4 /* right unfill */
+ }
+ }
+#endif /* AF_CONFIG_OPTION_CJK_BLUE_HANI_VERT */
+ };
+
+
+ /* Calculate blue zones for all the CJK_BLUE_XXX's. */
+
+ static void
+ af_cjk_metrics_init_blues( AF_CJKMetrics metrics,
+ FT_Face face,
+ const FT_ULong blue_chars
+ [AF_CJK_BLUE_MAX]
+ [AF_CJK_BLUE_TYPE_MAX]
+ [AF_CJK_MAX_TEST_CHARACTERS] )
+ {
+ FT_Pos fills[AF_CJK_MAX_TEST_CHARACTERS];
+ FT_Pos flats[AF_CJK_MAX_TEST_CHARACTERS];
+
+ FT_Int num_fills;
+ FT_Int num_flats;
+
+ FT_Int bb;
+ AF_CJKBlue blue;
+ FT_Error error;
+ AF_CJKAxis axis;
+ FT_GlyphSlot glyph = face->glyph;
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+ FT_String* cjk_blue_name[AF_CJK_BLUE_MAX] = {
+ (FT_String*)"top",
+ (FT_String*)"bottom",
+ (FT_String*)"left",
+ (FT_String*)"right"
+ };
+ FT_String* cjk_blue_type_name[AF_CJK_BLUE_TYPE_MAX] = {
+ (FT_String*)"filled",
+ (FT_String*)"unfilled"
+ };
+#endif
+
+
+ /* We compute the blues simply by loading each character from the */
+ /* `blue_chars[blues]' string, then computing its extreme points */
+ /* (depending blue zone type etc.). */
+
+ FT_TRACE5(( "cjk blue zones computation\n" ));
+ FT_TRACE5(( "------------------------------------------------\n" ));
+
+ for ( bb = 0; bb < AF_CJK_BLUE_MAX; bb++ )
+ {
+ FT_Int fill_type;
+ FT_Pos* blue_ref;
+ FT_Pos* blue_shoot;
+
+
+ num_fills = 0;
+ num_flats = 0;
+
+ for ( fill_type = 0; fill_type < AF_CJK_BLUE_TYPE_MAX; fill_type++ )
+ {
+ const FT_ULong* p = blue_chars[bb][fill_type];
+ const FT_ULong* limit = p + AF_CJK_MAX_TEST_CHARACTERS;
+ FT_Bool fill = FT_BOOL(
+ fill_type == AF_CJK_BLUE_TYPE_FILL );
+
+
+ FT_TRACE5(( "cjk blue %s/%s\n", cjk_blue_name[bb],
+ cjk_blue_type_name[fill_type] ));
+
+
+ for ( ; p < limit && *p; p++ )
+ {
+ FT_UInt glyph_index;
+ FT_Pos best_pos; /* same as points.y */
+ FT_Int best_point;
+ FT_Vector* points;
+
+
+ FT_TRACE5(( " U+%lX...", *p ));
+
+ /* load the character in the face -- skip unknown or empty ones */
+ glyph_index = FT_Get_Char_Index( face, *p );
+ if ( glyph_index == 0 )
+ {
+ FT_TRACE5(( "unavailable\n" ));
+ continue;
+ }
+
+ error = FT_Load_Glyph( face, glyph_index, FT_LOAD_NO_SCALE );
+ if ( error || glyph->outline.n_points <= 0 )
+ {
+ FT_TRACE5(( "no outline\n" ));
+ continue;
+ }
+
+ /* now compute min or max point indices and coordinates */
+ points = glyph->outline.points;
+ best_point = -1;
+ best_pos = 0; /* make compiler happy */
+
+ {
+ FT_Int nn;
+ FT_Int first = 0;
+ FT_Int last = -1;
+
+
+ for ( nn = 0;
+ nn < glyph->outline.n_contours;
+ first = last + 1, nn++ )
+ {
+ FT_Int pp;
+
+
+ last = glyph->outline.contours[nn];
+
+ /* Avoid single-point contours since they are never */
+ /* rasterized. In some fonts, they correspond to mark */
+ /* attachment points which are way outside of the glyph's */
+ /* real outline. */
+ if ( last <= first )
+ continue;
+
+ switch ( bb )
+ {
+ case AF_CJK_BLUE_TOP:
+ for ( pp = first; pp <= last; pp++ )
+ if ( best_point < 0 || points[pp].y > best_pos )
+ {
+ best_point = pp;
+ best_pos = points[pp].y;
+ }
+ break;
+
+ case AF_CJK_BLUE_BOTTOM:
+ for ( pp = first; pp <= last; pp++ )
+ if ( best_point < 0 || points[pp].y < best_pos )
+ {
+ best_point = pp;
+ best_pos = points[pp].y;
+ }
+ break;
+
+ case AF_CJK_BLUE_LEFT:
+ for ( pp = first; pp <= last; pp++ )
+ if ( best_point < 0 || points[pp].x < best_pos )
+ {
+ best_point = pp;
+ best_pos = points[pp].x;
+ }
+ break;
+
+ case AF_CJK_BLUE_RIGHT:
+ for ( pp = first; pp <= last; pp++ )
+ if ( best_point < 0 || points[pp].x > best_pos )
+ {
+ best_point = pp;
+ best_pos = points[pp].x;
+ }
+ break;
+
+ default:
+ ;
+ }
+ }
+ FT_TRACE5(( "best_pos=%5ld\n", best_pos ));
+ }
+
+ if ( fill )
+ fills[num_fills++] = best_pos;
+ else
+ flats[num_flats++] = best_pos;
+ }
+ }
+
+ if ( num_flats == 0 && num_fills == 0 )
+ {
+ /*
+ * we couldn't find a single glyph to compute this blue zone,
+ * we will simply ignore it then
+ */
+ FT_TRACE5(( "empty\n" ));
+ continue;
+ }
+
+ /* we have computed the contents of the `fill' and `flats' tables, */
+ /* now determine the reference position of the blue -- */
+ /* we simply take the median value after a simple sort */
+ af_sort_pos( num_flats, flats );
+ af_sort_pos( num_fills, fills );
+
+ if ( AF_CJK_BLUE_TOP == bb || AF_CJK_BLUE_BOTTOM == bb )
+ axis = &metrics->axis[AF_DIMENSION_VERT];
+ else
+ axis = &metrics->axis[AF_DIMENSION_HORZ];
+
+ blue = & axis->blues[axis->blue_count];
+ blue_ref = & blue->ref.org;
+ blue_shoot = & blue->shoot.org;
+
+ axis->blue_count++;
+ if ( num_flats == 0 )
+ {
+ *blue_ref = fills[num_fills / 2];
+ *blue_shoot = fills[num_fills / 2];
+ }
+ else if ( num_fills == 0 )
+ {
+ *blue_ref = flats[num_flats / 2];
+ *blue_shoot = flats[num_flats / 2];
+ }
+ else
+ {
+ *blue_ref = fills[num_fills / 2];
+ *blue_shoot = flats[num_flats / 2];
+ }
+
+ /* make sure blue_ref >= blue_shoot for top/right or */
+ /* vice versa for bottom/left */
+ if ( *blue_shoot != *blue_ref )
+ {
+ FT_Pos ref = *blue_ref;
+ FT_Pos shoot = *blue_shoot;
+ FT_Bool under_ref = FT_BOOL( shoot < ref );
+
+
+ if ( (AF_CJK_BLUE_TOP == bb || AF_CJK_BLUE_RIGHT == bb) ^ under_ref )
+ *blue_shoot = *blue_ref = ( shoot + ref ) / 2;
+ }
+
+ blue->flags = 0;
+ if ( AF_CJK_BLUE_TOP == bb )
+ blue->flags |= AF_CJK_BLUE_IS_TOP;
+ else if ( AF_CJK_BLUE_RIGHT == bb )
+ blue->flags |= AF_CJK_BLUE_IS_RIGHT;
+
+ FT_TRACE5(( "-- cjk %s bluezone ref = %ld shoot = %ld\n",
+ cjk_blue_name[bb], *blue_ref, *blue_shoot ));
+ }
+
+ return;
+ }
+
+
+ /* Basically the Latin version with type AF_CJKMetrics for metrics. */
+ FT_LOCAL_DEF( void )
+ af_cjk_metrics_check_digits( AF_CJKMetrics metrics,
+ FT_Face face )
+ {
+ FT_UInt i;
+ FT_Bool started = 0, same_width = 1;
+ FT_Fixed advance, old_advance = 0;
+
+
+ /* check whether all ASCII digits have the same advance width; */
+ /* digit `0' is 0x30 in all supported charmaps */
+ for ( i = 0x30; i <= 0x39; i++ )
+ {
+ FT_UInt glyph_index;
+
+
+ glyph_index = FT_Get_Char_Index( face, i );
+ if ( glyph_index == 0 )
+ continue;
+
+ if ( FT_Get_Advance( face, glyph_index,
+ FT_LOAD_NO_SCALE |
+ FT_LOAD_NO_HINTING |
+ FT_LOAD_IGNORE_TRANSFORM,
+ &advance ) )
+ continue;
+
+ if ( started )
+ {
+ if ( advance != old_advance )
+ {
+ same_width = 0;
+ break;
+ }
+ }
+ else
+ {
+ old_advance = advance;
+ started = 1;
+ }
+ }
+
+ metrics->root.digits_have_same_width = same_width;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ af_cjk_metrics_init( AF_CJKMetrics metrics,
+ FT_Face face )
+ {
+ FT_CharMap oldmap = face->charmap;
+
+
+ metrics->units_per_em = face->units_per_EM;
+
+ if ( FT_Select_Charmap( face, FT_ENCODING_UNICODE ) )
+ face->charmap = NULL;
+ else
+ {
+ af_cjk_metrics_init_widths( metrics, face, 0x7530 );
+ af_cjk_metrics_init_blues( metrics, face, af_cjk_hani_blue_chars );
+ af_cjk_metrics_check_digits( metrics, face );
+ }
+
+ FT_Set_Charmap( face, oldmap );
+
+ return AF_Err_Ok;
+ }
+
+
+ static void
+ af_cjk_metrics_scale_dim( AF_CJKMetrics metrics,
+ AF_Scaler scaler,
+ AF_Dimension dim )
+ {
+ FT_Fixed scale;
+ FT_Pos delta;
+ AF_CJKAxis axis;
+ FT_UInt nn;
+
+
+ axis = &metrics->axis[dim];
+
+ if ( dim == AF_DIMENSION_HORZ )
+ {
+ scale = scaler->x_scale;
+ delta = scaler->x_delta;
+ }
+ else
+ {
+ scale = scaler->y_scale;
+ delta = scaler->y_delta;
+ }
+
+ if ( axis->org_scale == scale && axis->org_delta == delta )
+ return;
+
+ axis->org_scale = scale;
+ axis->org_delta = delta;
+
+ axis->scale = scale;
+ axis->delta = delta;
+
+ /* scale the blue zones */
+ for ( nn = 0; nn < axis->blue_count; nn++ )
+ {
+ AF_CJKBlue blue = &axis->blues[nn];
+ FT_Pos dist;
+
+
+ blue->ref.cur = FT_MulFix( blue->ref.org, scale ) + delta;
+ blue->ref.fit = blue->ref.cur;
+ blue->shoot.cur = FT_MulFix( blue->shoot.org, scale ) + delta;
+ blue->shoot.fit = blue->shoot.cur;
+ blue->flags &= ~AF_CJK_BLUE_ACTIVE;
+
+ /* a blue zone is only active if it is less than 3/4 pixels tall */
+ dist = FT_MulFix( blue->ref.org - blue->shoot.org, scale );
+ if ( dist <= 48 && dist >= -48 )
+ {
+ FT_Pos delta1, delta2;
+
+
+ blue->ref.fit = FT_PIX_ROUND( blue->ref.cur );
+
+ /* shoot is under shoot for cjk */
+ delta1 = FT_DivFix( blue->ref.fit, scale ) - blue->shoot.org;
+ delta2 = delta1;
+ if ( delta1 < 0 )
+ delta2 = -delta2;
+
+ delta2 = FT_MulFix( delta2, scale );
+
+ FT_TRACE5(( "delta: %d", delta1 ));
+ if ( delta2 < 32 )
+ delta2 = 0;
+#if 0
+ else if ( delta2 < 64 )
+ delta2 = 32 + ( ( ( delta2 - 32 ) + 16 ) & ~31 );
+#endif
+ else
+ delta2 = FT_PIX_ROUND( delta2 );
+ FT_TRACE5(( "/%d\n", delta2 ));
+
+ if ( delta1 < 0 )
+ delta2 = -delta2;
+
+ blue->shoot.fit = blue->ref.fit - delta2;
+
+ FT_TRACE5(( ">> active cjk blue zone %c%d[%ld/%ld]: "
+ "ref: cur=%.2f fit=%.2f shoot: cur=%.2f fit=%.2f\n",
+ ( dim == AF_DIMENSION_HORZ ) ? 'H' : 'V',
+ nn, blue->ref.org, blue->shoot.org,
+ blue->ref.cur / 64.0, blue->ref.fit / 64.0,
+ blue->shoot.cur / 64.0, blue->shoot.fit / 64.0 ));
+
+ blue->flags |= AF_CJK_BLUE_ACTIVE;
+ }
+ }
+ }
+
+
+ FT_LOCAL_DEF( void )
+ af_cjk_metrics_scale( AF_CJKMetrics metrics,
+ AF_Scaler scaler )
+ {
+ metrics->root.scaler = *scaler;
+
+ af_cjk_metrics_scale_dim( metrics, scaler, AF_DIMENSION_HORZ );
+ af_cjk_metrics_scale_dim( metrics, scaler, AF_DIMENSION_VERT );
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** C J K G L Y P H A N A L Y S I S *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ static FT_Error
+ af_cjk_hints_compute_segments( AF_GlyphHints hints,
+ AF_Dimension dim )
+ {
+ AF_AxisHints axis = &hints->axis[dim];
+ AF_Segment segments = axis->segments;
+ AF_Segment segment_limit = segments + axis->num_segments;
+ FT_Error error;
+ AF_Segment seg;
+
+
+ error = af_latin_hints_compute_segments( hints, dim );
+ if ( error )
+ return error;
+
+ /* a segment is round if it doesn't have successive */
+ /* on-curve points. */
+ for ( seg = segments; seg < segment_limit; seg++ )
+ {
+ AF_Point pt = seg->first;
+ AF_Point last = seg->last;
+ AF_Flags f0 = (AF_Flags)(pt->flags & AF_FLAG_CONTROL);
+ AF_Flags f1;
+
+
+ seg->flags &= ~AF_EDGE_ROUND;
+
+ for ( ; pt != last; f0 = f1 )
+ {
+ pt = pt->next;
+ f1 = (AF_Flags)(pt->flags & AF_FLAG_CONTROL);
+
+ if ( !f0 && !f1 )
+ break;
+
+ if ( pt == last )
+ seg->flags |= AF_EDGE_ROUND;
+ }
+ }
+
+ return AF_Err_Ok;
+ }
+
+
+ static void
+ af_cjk_hints_link_segments( AF_GlyphHints hints,
+ AF_Dimension dim )
+ {
+ AF_AxisHints axis = &hints->axis[dim];
+ AF_Segment segments = axis->segments;
+ AF_Segment segment_limit = segments + axis->num_segments;
+ AF_Direction major_dir = axis->major_dir;
+ AF_Segment seg1, seg2;
+ FT_Pos len_threshold;
+ FT_Pos dist_threshold;
+
+
+ len_threshold = AF_LATIN_CONSTANT( hints->metrics, 8 );
+
+ dist_threshold = ( dim == AF_DIMENSION_HORZ ) ? hints->x_scale
+ : hints->y_scale;
+ dist_threshold = FT_DivFix( 64 * 3, dist_threshold );
+
+ /* now compare each segment to the others */
+ for ( seg1 = segments; seg1 < segment_limit; seg1++ )
+ {
+ /* the fake segments are for metrics hinting only */
+ if ( seg1->first == seg1->last )
+ continue;
+
+ if ( seg1->dir != major_dir )
+ continue;
+
+ for ( seg2 = segments; seg2 < segment_limit; seg2++ )
+ if ( seg2 != seg1 && seg1->dir + seg2->dir == 0 )
+ {
+ FT_Pos dist = seg2->pos - seg1->pos;
+
+
+ if ( dist < 0 )
+ continue;
+
+ {
+ FT_Pos min = seg1->min_coord;
+ FT_Pos max = seg1->max_coord;
+ FT_Pos len;
+
+
+ if ( min < seg2->min_coord )
+ min = seg2->min_coord;
+
+ if ( max > seg2->max_coord )
+ max = seg2->max_coord;
+
+ len = max - min;
+ if ( len >= len_threshold )
+ {
+ if ( dist * 8 < seg1->score * 9 &&
+ ( dist * 8 < seg1->score * 7 || seg1->len < len ) )
+ {
+ seg1->score = dist;
+ seg1->len = len;
+ seg1->link = seg2;
+ }
+
+ if ( dist * 8 < seg2->score * 9 &&
+ ( dist * 8 < seg2->score * 7 || seg2->len < len ) )
+ {
+ seg2->score = dist;
+ seg2->len = len;
+ seg2->link = seg1;
+ }
+ }
+ }
+ }
+ }
+
+ /*
+ * now compute the `serif' segments
+ *
+ * In Hanzi, some strokes are wider on one or both of the ends.
+ * We either identify the stems on the ends as serifs or remove
+ * the linkage, depending on the length of the stems.
+ *
+ */
+
+ {
+ AF_Segment link1, link2;
+
+
+ for ( seg1 = segments; seg1 < segment_limit; seg1++ )
+ {
+ link1 = seg1->link;
+ if ( !link1 || link1->link != seg1 || link1->pos <= seg1->pos )
+ continue;
+
+ if ( seg1->score >= dist_threshold )
+ continue;
+
+ for ( seg2 = segments; seg2 < segment_limit; seg2++ )
+ {
+ if ( seg2->pos > seg1->pos || seg1 == seg2 )
+ continue;
+
+ link2 = seg2->link;
+ if ( !link2 || link2->link != seg2 || link2->pos < link1->pos )
+ continue;
+
+ if ( seg1->pos == seg2->pos && link1->pos == link2->pos )
+ continue;
+
+ if ( seg2->score <= seg1->score || seg1->score * 4 <= seg2->score )
+ continue;
+
+ /* seg2 < seg1 < link1 < link2 */
+
+ if ( seg1->len >= seg2->len * 3 )
+ {
+ AF_Segment seg;
+
+
+ for ( seg = segments; seg < segment_limit; seg++ )
+ {
+ AF_Segment link = seg->link;
+
+
+ if ( link == seg2 )
+ {
+ seg->link = 0;
+ seg->serif = link1;
+ }
+ else if ( link == link2 )
+ {
+ seg->link = 0;
+ seg->serif = seg1;
+ }
+ }
+ }
+ else
+ {
+ seg1->link = link1->link = 0;
+
+ break;
+ }
+ }
+ }
+ }
+
+ for ( seg1 = segments; seg1 < segment_limit; seg1++ )
+ {
+ seg2 = seg1->link;
+
+ if ( seg2 )
+ {
+ seg2->num_linked++;
+ if ( seg2->link != seg1 )
+ {
+ seg1->link = 0;
+
+ if ( seg2->score < dist_threshold || seg1->score < seg2->score * 4 )
+ seg1->serif = seg2->link;
+ else
+ seg2->num_linked--;
+ }
+ }
+ }
+ }
+
+
+ static FT_Error
+ af_cjk_hints_compute_edges( AF_GlyphHints hints,
+ AF_Dimension dim )
+ {
+ AF_AxisHints axis = &hints->axis[dim];
+ FT_Error error = AF_Err_Ok;
+ FT_Memory memory = hints->memory;
+ AF_CJKAxis laxis = &((AF_CJKMetrics)hints->metrics)->axis[dim];
+
+ AF_Segment segments = axis->segments;
+ AF_Segment segment_limit = segments + axis->num_segments;
+ AF_Segment seg;
+
+ FT_Fixed scale;
+ FT_Pos edge_distance_threshold;
+
+
+ axis->num_edges = 0;
+
+ scale = ( dim == AF_DIMENSION_HORZ ) ? hints->x_scale
+ : hints->y_scale;
+
+ /*********************************************************************/
+ /* */
+ /* We begin by generating a sorted table of edges for the current */
+ /* direction. To do so, we simply scan each segment and try to find */
+ /* an edge in our table that corresponds to its position. */
+ /* */
+ /* If no edge is found, we create and insert a new edge in the */
+ /* sorted table. Otherwise, we simply add the segment to the edge's */
+ /* list which is then processed in the second step to compute the */
+ /* edge's properties. */
+ /* */
+ /* Note that the edges table is sorted along the segment/edge */
+ /* position. */
+ /* */
+ /*********************************************************************/
+
+ edge_distance_threshold = FT_MulFix( laxis->edge_distance_threshold,
+ scale );
+ if ( edge_distance_threshold > 64 / 4 )
+ edge_distance_threshold = FT_DivFix( 64 / 4, scale );
+ else
+ edge_distance_threshold = laxis->edge_distance_threshold;
+
+ for ( seg = segments; seg < segment_limit; seg++ )
+ {
+ AF_Edge found = 0;
+ FT_Pos best = 0xFFFFU;
+ FT_Int ee;
+
+
+ /* look for an edge corresponding to the segment */
+ for ( ee = 0; ee < axis->num_edges; ee++ )
+ {
+ AF_Edge edge = axis->edges + ee;
+ FT_Pos dist;
+
+
+ if ( edge->dir != seg->dir )
+ continue;
+
+ dist = seg->pos - edge->fpos;
+ if ( dist < 0 )
+ dist = -dist;
+
+ if ( dist < edge_distance_threshold && dist < best )
+ {
+ AF_Segment link = seg->link;
+
+
+ /* check whether all linked segments of the candidate edge */
+ /* can make a single edge. */
+ if ( link )
+ {
+ AF_Segment seg1 = edge->first;
+ AF_Segment link1;
+ FT_Pos dist2 = 0;
+
+
+ do
+ {
+ link1 = seg1->link;
+ if ( link1 )
+ {
+ dist2 = AF_SEGMENT_DIST( link, link1 );
+ if ( dist2 >= edge_distance_threshold )
+ break;
+ }
+
+ } while ( ( seg1 = seg1->edge_next ) != edge->first );
+
+ if ( dist2 >= edge_distance_threshold )
+ continue;
+ }
+
+ best = dist;
+ found = edge;
+ }
+ }
+
+ if ( !found )
+ {
+ AF_Edge edge;
+
+
+ /* insert a new edge in the list and */
+ /* sort according to the position */
+ error = af_axis_hints_new_edge( axis, seg->pos,
+ (AF_Direction)seg->dir,
+ memory, &edge );
+ if ( error )
+ goto Exit;
+
+ /* add the segment to the new edge's list */
+ FT_ZERO( edge );
+
+ edge->first = seg;
+ edge->last = seg;
+ edge->fpos = seg->pos;
+ edge->opos = edge->pos = FT_MulFix( seg->pos, scale );
+ seg->edge_next = seg;
+ edge->dir = seg->dir;
+ }
+ else
+ {
+ /* if an edge was found, simply add the segment to the edge's */
+ /* list */
+ seg->edge_next = found->first;
+ found->last->edge_next = seg;
+ found->last = seg;
+ }
+ }
+
+ /*********************************************************************/
+ /* */
+ /* Good, we now compute each edge's properties according to segments */
+ /* found on its position. Basically, these are as follows. */
+ /* */
+ /* - edge's main direction */
+ /* - stem edge, serif edge or both (which defaults to stem then) */
+ /* - rounded edge, straight or both (which defaults to straight) */
+ /* - link for edge */
+ /* */
+ /*********************************************************************/
+
+ /* first of all, set the `edge' field in each segment -- this is */
+ /* required in order to compute edge links */
+ /* */
+ /* Note that removing this loop and setting the `edge' field of each */
+ /* segment directly in the code above slows down execution speed for */
+ /* some reasons on platforms like the Sun. */
+
+ {
+ AF_Edge edges = axis->edges;
+ AF_Edge edge_limit = edges + axis->num_edges;
+ AF_Edge edge;
+
+
+ for ( edge = edges; edge < edge_limit; edge++ )
+ {
+ seg = edge->first;
+ if ( seg )
+ do
+ {
+ seg->edge = edge;
+ seg = seg->edge_next;
+
+ } while ( seg != edge->first );
+ }
+
+ /* now compute each edge properties */
+ for ( edge = edges; edge < edge_limit; edge++ )
+ {
+ FT_Int is_round = 0; /* does it contain round segments? */
+ FT_Int is_straight = 0; /* does it contain straight segments? */
+
+
+ seg = edge->first;
+
+ do
+ {
+ FT_Bool is_serif;
+
+
+ /* check for roundness of segment */
+ if ( seg->flags & AF_EDGE_ROUND )
+ is_round++;
+ else
+ is_straight++;
+
+ /* check for links -- if seg->serif is set, then seg->link must */
+ /* be ignored */
+ is_serif = (FT_Bool)( seg->serif && seg->serif->edge != edge );
+
+ if ( seg->link || is_serif )
+ {
+ AF_Edge edge2;
+ AF_Segment seg2;
+
+
+ edge2 = edge->link;
+ seg2 = seg->link;
+
+ if ( is_serif )
+ {
+ seg2 = seg->serif;
+ edge2 = edge->serif;
+ }
+
+ if ( edge2 )
+ {
+ FT_Pos edge_delta;
+ FT_Pos seg_delta;
+
+
+ edge_delta = edge->fpos - edge2->fpos;
+ if ( edge_delta < 0 )
+ edge_delta = -edge_delta;
+
+ seg_delta = AF_SEGMENT_DIST( seg, seg2 );
+
+ if ( seg_delta < edge_delta )
+ edge2 = seg2->edge;
+ }
+ else
+ edge2 = seg2->edge;
+
+ if ( is_serif )
+ {
+ edge->serif = edge2;
+ edge2->flags |= AF_EDGE_SERIF;
+ }
+ else
+ edge->link = edge2;
+ }
+
+ seg = seg->edge_next;
+
+ } while ( seg != edge->first );
+
+ /* set the round/straight flags */
+ edge->flags = AF_EDGE_NORMAL;
+
+ if ( is_round > 0 && is_round >= is_straight )
+ edge->flags |= AF_EDGE_ROUND;
+
+ /* get rid of serifs if link is set */
+ /* XXX: This gets rid of many unpleasant artefacts! */
+ /* Example: the `c' in cour.pfa at size 13 */
+
+ if ( edge->serif && edge->link )
+ edge->serif = 0;
+ }
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ static FT_Error
+ af_cjk_hints_detect_features( AF_GlyphHints hints,
+ AF_Dimension dim )
+ {
+ FT_Error error;
+
+
+ error = af_cjk_hints_compute_segments( hints, dim );
+ if ( !error )
+ {
+ af_cjk_hints_link_segments( hints, dim );
+
+ error = af_cjk_hints_compute_edges( hints, dim );
+ }
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ af_cjk_hints_compute_blue_edges( AF_GlyphHints hints,
+ AF_CJKMetrics metrics,
+ AF_Dimension dim )
+ {
+ AF_AxisHints axis = &hints->axis[dim];
+ AF_Edge edge = axis->edges;
+ AF_Edge edge_limit = edge + axis->num_edges;
+ AF_CJKAxis cjk = &metrics->axis[dim];
+ FT_Fixed scale = cjk->scale;
+ FT_Pos best_dist0; /* initial threshold */
+
+
+ /* compute the initial threshold as a fraction of the EM size */
+ best_dist0 = FT_MulFix( metrics->units_per_em / 40, scale );
+
+ if ( best_dist0 > 64 / 2 ) /* maximum 1/2 pixel */
+ best_dist0 = 64 / 2;
+
+ /* compute which blue zones are active, i.e. have their scaled */
+ /* size < 3/4 pixels */
+
+ /* If the distant between an edge and a blue zone is shorter than */
+ /* best_dist0, set the blue zone for the edge. Then search for */
+ /* the blue zone with the smallest best_dist to the edge. */
+
+ for ( ; edge < edge_limit; edge++ )
+ {
+ FT_UInt bb;
+ AF_Width best_blue = NULL;
+ FT_Pos best_dist = best_dist0;
+
+
+ for ( bb = 0; bb < cjk->blue_count; bb++ )
+ {
+ AF_CJKBlue blue = cjk->blues + bb;
+ FT_Bool is_top_right_blue, is_major_dir;
+
+
+ /* skip inactive blue zones (i.e., those that are too small) */
+ if ( !( blue->flags & AF_CJK_BLUE_ACTIVE ) )
+ continue;
+
+ /* if it is a top zone, check for right edges -- if it is a bottom */
+ /* zone, check for left edges */
+ /* */
+ /* of course, that's for TrueType */
+ is_top_right_blue =
+ FT_BOOL( ( ( blue->flags & AF_CJK_BLUE_IS_TOP ) != 0 ) ||
+ ( ( blue->flags & AF_CJK_BLUE_IS_RIGHT ) != 0 ) );
+ is_major_dir = FT_BOOL( edge->dir == axis->major_dir );
+
+ /* if it is a top zone, the edge must be against the major */
+ /* direction; if it is a bottom zone, it must be in the major */
+ /* direction */
+ if ( is_top_right_blue ^ is_major_dir )
+ {
+ FT_Pos dist;
+ AF_Width compare;
+
+
+ /* Compare the edge to the closest blue zone type */
+ if ( FT_ABS( edge->fpos - blue->ref.org ) >
+ FT_ABS( edge->fpos - blue->shoot.org ) )
+ compare = &blue->shoot;
+ else
+ compare = &blue->ref;
+
+ dist = edge->fpos - compare->org;
+ if ( dist < 0 )
+ dist = -dist;
+
+ dist = FT_MulFix( dist, scale );
+ if ( dist < best_dist )
+ {
+ best_dist = dist;
+ best_blue = compare;
+ }
+ }
+ }
+
+ if ( best_blue )
+ edge->blue_edge = best_blue;
+ }
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ af_cjk_hints_init( AF_GlyphHints hints,
+ AF_CJKMetrics metrics )
+ {
+ FT_Render_Mode mode;
+ FT_UInt32 scaler_flags, other_flags;
+
+
+ af_glyph_hints_rescale( hints, (AF_ScriptMetrics)metrics );
+
+ /*
+ * correct x_scale and y_scale when needed, since they may have
+ * been modified af_cjk_scale_dim above
+ */
+ hints->x_scale = metrics->axis[AF_DIMENSION_HORZ].scale;
+ hints->x_delta = metrics->axis[AF_DIMENSION_HORZ].delta;
+ hints->y_scale = metrics->axis[AF_DIMENSION_VERT].scale;
+ hints->y_delta = metrics->axis[AF_DIMENSION_VERT].delta;
+
+ /* compute flags depending on render mode, etc. */
+ mode = metrics->root.scaler.render_mode;
+
+#ifdef AF_CONFIG_OPTION_USE_WARPER
+ if ( mode == FT_RENDER_MODE_LCD || mode == FT_RENDER_MODE_LCD_V )
+ metrics->root.scaler.render_mode = mode = FT_RENDER_MODE_NORMAL;
+#endif
+
+ scaler_flags = hints->scaler_flags;
+ other_flags = 0;
+
+ /*
+ * We snap the width of vertical stems for the monochrome and
+ * horizontal LCD rendering targets only.
+ */
+ if ( mode == FT_RENDER_MODE_MONO || mode == FT_RENDER_MODE_LCD )
+ other_flags |= AF_LATIN_HINTS_HORZ_SNAP;
+
+ /*
+ * We snap the width of horizontal stems for the monochrome and
+ * vertical LCD rendering targets only.
+ */
+ if ( mode == FT_RENDER_MODE_MONO || mode == FT_RENDER_MODE_LCD_V )
+ other_flags |= AF_LATIN_HINTS_VERT_SNAP;
+
+ /*
+ * We adjust stems to full pixels only if we don't use the `light' mode.
+ */
+ if ( mode != FT_RENDER_MODE_LIGHT )
+ other_flags |= AF_LATIN_HINTS_STEM_ADJUST;
+
+ if ( mode == FT_RENDER_MODE_MONO )
+ other_flags |= AF_LATIN_HINTS_MONO;
+
+ scaler_flags |= AF_SCALER_FLAG_NO_ADVANCE;
+
+ hints->scaler_flags = scaler_flags;
+ hints->other_flags = other_flags;
+
+ return 0;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** C J K G L Y P H G R I D - F I T T I N G *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* snap a given width in scaled coordinates to one of the */
+ /* current standard widths */
+
+ static FT_Pos
+ af_cjk_snap_width( AF_Width widths,
+ FT_Int count,
+ FT_Pos width )
+ {
+ int n;
+ FT_Pos best = 64 + 32 + 2;
+ FT_Pos reference = width;
+ FT_Pos scaled;
+
+
+ for ( n = 0; n < count; n++ )
+ {
+ FT_Pos w;
+ FT_Pos dist;
+
+
+ w = widths[n].cur;
+ dist = width - w;
+ if ( dist < 0 )
+ dist = -dist;
+ if ( dist < best )
+ {
+ best = dist;
+ reference = w;
+ }
+ }
+
+ scaled = FT_PIX_ROUND( reference );
+
+ if ( width >= reference )
+ {
+ if ( width < scaled + 48 )
+ width = reference;
+ }
+ else
+ {
+ if ( width > scaled - 48 )
+ width = reference;
+ }
+
+ return width;
+ }
+
+
+ /* compute the snapped width of a given stem */
+
+ static FT_Pos
+ af_cjk_compute_stem_width( AF_GlyphHints hints,
+ AF_Dimension dim,
+ FT_Pos width,
+ AF_Edge_Flags base_flags,
+ AF_Edge_Flags stem_flags )
+ {
+ AF_CJKMetrics metrics = (AF_CJKMetrics) hints->metrics;
+ AF_CJKAxis axis = & metrics->axis[dim];
+ FT_Pos dist = width;
+ FT_Int sign = 0;
+ FT_Bool vertical = FT_BOOL( dim == AF_DIMENSION_VERT );
+
+ FT_UNUSED( base_flags );
+ FT_UNUSED( stem_flags );
+
+
+ if ( !AF_LATIN_HINTS_DO_STEM_ADJUST( hints ) )
+ return width;
+
+ if ( dist < 0 )
+ {
+ dist = -width;
+ sign = 1;
+ }
+
+ if ( ( vertical && !AF_LATIN_HINTS_DO_VERT_SNAP( hints ) ) ||
+ ( !vertical && !AF_LATIN_HINTS_DO_HORZ_SNAP( hints ) ) )
+ {
+ /* smooth hinting process: very lightly quantize the stem width */
+
+ if ( axis->width_count > 0 )
+ {
+ if ( FT_ABS( dist - axis->widths[0].cur ) < 40 )
+ {
+ dist = axis->widths[0].cur;
+ if ( dist < 48 )
+ dist = 48;
+
+ goto Done_Width;
+ }
+ }
+
+ if ( dist < 54 )
+ dist += ( 54 - dist ) / 2 ;
+ else if ( dist < 3 * 64 )
+ {
+ FT_Pos delta;
+
+
+ delta = dist & 63;
+ dist &= -64;
+
+ if ( delta < 10 )
+ dist += delta;
+ else if ( delta < 22 )
+ dist += 10;
+ else if ( delta < 42 )
+ dist += delta;
+ else if ( delta < 54 )
+ dist += 54;
+ else
+ dist += delta;
+ }
+ }
+ else
+ {
+ /* strong hinting process: snap the stem width to integer pixels */
+
+ dist = af_cjk_snap_width( axis->widths, axis->width_count, dist );
+
+ if ( vertical )
+ {
+ /* in the case of vertical hinting, always round */
+ /* the stem heights to integer pixels */
+
+ if ( dist >= 64 )
+ dist = ( dist + 16 ) & ~63;
+ else
+ dist = 64;
+ }
+ else
+ {
+ if ( AF_LATIN_HINTS_DO_MONO( hints ) )
+ {
+ /* monochrome horizontal hinting: snap widths to integer pixels */
+ /* with a different threshold */
+
+ if ( dist < 64 )
+ dist = 64;
+ else
+ dist = ( dist + 32 ) & ~63;
+ }
+ else
+ {
+ /* for horizontal anti-aliased hinting, we adopt a more subtle */
+ /* approach: we strengthen small stems, round stems whose size */
+ /* is between 1 and 2 pixels to an integer, otherwise nothing */
+
+ if ( dist < 48 )
+ dist = ( dist + 64 ) >> 1;
+
+ else if ( dist < 128 )
+ dist = ( dist + 22 ) & ~63;
+ else
+ /* round otherwise to prevent color fringes in LCD mode */
+ dist = ( dist + 32 ) & ~63;
+ }
+ }
+ }
+
+ Done_Width:
+ if ( sign )
+ dist = -dist;
+
+ return dist;
+ }
+
+
+ /* align one stem edge relative to the previous stem edge */
+
+ static void
+ af_cjk_align_linked_edge( AF_GlyphHints hints,
+ AF_Dimension dim,
+ AF_Edge base_edge,
+ AF_Edge stem_edge )
+ {
+ FT_Pos dist = stem_edge->opos - base_edge->opos;
+
+ FT_Pos fitted_width = af_cjk_compute_stem_width(
+ hints, dim, dist,
+ (AF_Edge_Flags)base_edge->flags,
+ (AF_Edge_Flags)stem_edge->flags );
+
+
+ stem_edge->pos = base_edge->pos + fitted_width;
+ }
+
+
+ static void
+ af_cjk_align_serif_edge( AF_GlyphHints hints,
+ AF_Edge base,
+ AF_Edge serif )
+ {
+ FT_UNUSED( hints );
+
+ serif->pos = base->pos + ( serif->opos - base->opos );
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** E D G E H I N T I N G ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+#define AF_LIGHT_MODE_MAX_HORZ_GAP 9
+#define AF_LIGHT_MODE_MAX_VERT_GAP 15
+#define AF_LIGHT_MODE_MAX_DELTA_ABS 14
+
+
+ static FT_Pos
+ af_hint_normal_stem( AF_GlyphHints hints,
+ AF_Edge edge,
+ AF_Edge edge2,
+ FT_Pos anchor,
+ AF_Dimension dim )
+ {
+ FT_Pos org_len, cur_len, org_center;
+ FT_Pos cur_pos1, cur_pos2;
+ FT_Pos d_off1, u_off1, d_off2, u_off2, delta;
+ FT_Pos offset;
+ FT_Pos threshold = 64;
+
+
+ if ( !AF_LATIN_HINTS_DO_STEM_ADJUST( hints ) )
+ {
+ if ( ( edge->flags & AF_EDGE_ROUND ) &&
+ ( edge2->flags & AF_EDGE_ROUND ) )
+ {
+ if ( dim == AF_DIMENSION_VERT )
+ threshold = 64 - AF_LIGHT_MODE_MAX_HORZ_GAP;
+ else
+ threshold = 64 - AF_LIGHT_MODE_MAX_VERT_GAP;
+ }
+ else
+ {
+ if ( dim == AF_DIMENSION_VERT )
+ threshold = 64 - AF_LIGHT_MODE_MAX_HORZ_GAP / 3;
+ else
+ threshold = 64 - AF_LIGHT_MODE_MAX_VERT_GAP / 3;
+ }
+ }
+
+ org_len = edge2->opos - edge->opos;
+ cur_len = af_cjk_compute_stem_width( hints, dim, org_len,
+ (AF_Edge_Flags)edge->flags,
+ (AF_Edge_Flags)edge2->flags );
+
+ org_center = ( edge->opos + edge2->opos ) / 2 + anchor;
+ cur_pos1 = org_center - cur_len / 2;
+ cur_pos2 = cur_pos1 + cur_len;
+ d_off1 = cur_pos1 - FT_PIX_FLOOR( cur_pos1 );
+ d_off2 = cur_pos2 - FT_PIX_FLOOR( cur_pos2 );
+ u_off1 = 64 - d_off1;
+ u_off2 = 64 - d_off2;
+ delta = 0;
+
+
+ if ( d_off1 == 0 || d_off2 == 0 )
+ goto Exit;
+
+ if ( cur_len <= threshold )
+ {
+ if ( d_off2 < cur_len )
+ {
+ if ( u_off1 <= d_off2 )
+ delta = u_off1;
+ else
+ delta = -d_off2;
+ }
+
+ goto Exit;
+ }
+
+ if ( threshold < 64 )
+ {
+ if ( d_off1 >= threshold || u_off1 >= threshold ||
+ d_off2 >= threshold || u_off2 >= threshold )
+ goto Exit;
+ }
+
+ offset = cur_len & 63;
+
+ if ( offset < 32 )
+ {
+ if ( u_off1 <= offset || d_off2 <= offset )
+ goto Exit;
+ }
+ else
+ offset = 64 - threshold;
+
+ d_off1 = threshold - u_off1;
+ u_off1 = u_off1 - offset;
+ u_off2 = threshold - d_off2;
+ d_off2 = d_off2 - offset;
+
+ if ( d_off1 <= u_off1 )
+ u_off1 = -d_off1;
+
+ if ( d_off2 <= u_off2 )
+ u_off2 = -d_off2;
+
+ if ( FT_ABS( u_off1 ) <= FT_ABS( u_off2 ) )
+ delta = u_off1;
+ else
+ delta = u_off2;
+
+ Exit:
+
+#if 1
+ if ( !AF_LATIN_HINTS_DO_STEM_ADJUST( hints ) )
+ {
+ if ( delta > AF_LIGHT_MODE_MAX_DELTA_ABS )
+ delta = AF_LIGHT_MODE_MAX_DELTA_ABS;
+ else if ( delta < -AF_LIGHT_MODE_MAX_DELTA_ABS )
+ delta = -AF_LIGHT_MODE_MAX_DELTA_ABS;
+ }
+#endif
+
+ cur_pos1 += delta;
+
+ if ( edge->opos < edge2->opos )
+ {
+ edge->pos = cur_pos1;
+ edge2->pos = cur_pos1 + cur_len;
+ }
+ else
+ {
+ edge->pos = cur_pos1 + cur_len;
+ edge2->pos = cur_pos1;
+ }
+
+ return delta;
+ }
+
+
+ static void
+ af_cjk_hint_edges( AF_GlyphHints hints,
+ AF_Dimension dim )
+ {
+ AF_AxisHints axis = &hints->axis[dim];
+ AF_Edge edges = axis->edges;
+ AF_Edge edge_limit = edges + axis->num_edges;
+ FT_PtrDist n_edges;
+ AF_Edge edge;
+ AF_Edge anchor = 0;
+ FT_Pos delta = 0;
+ FT_Int skipped = 0;
+ FT_Bool has_last_stem = FALSE;
+ FT_Pos last_stem_pos = 0;
+
+
+ /* we begin by aligning all stems relative to the blue zone */
+ FT_TRACE5(( "==== cjk hinting %s edges =====\n",
+ dim == AF_DIMENSION_HORZ ? "vertical" : "horizontal" ));
+
+ if ( AF_HINTS_DO_BLUES( hints ) )
+ {
+ for ( edge = edges; edge < edge_limit; edge++ )
+ {
+ AF_Width blue;
+ AF_Edge edge1, edge2;
+
+
+ if ( edge->flags & AF_EDGE_DONE )
+ continue;
+
+ blue = edge->blue_edge;
+ edge1 = NULL;
+ edge2 = edge->link;
+
+ if ( blue )
+ {
+ edge1 = edge;
+ }
+ else if ( edge2 && edge2->blue_edge )
+ {
+ blue = edge2->blue_edge;
+ edge1 = edge2;
+ edge2 = edge;
+ }
+
+ if ( !edge1 )
+ continue;
+
+ FT_TRACE5(( "CJKBLUE: edge %d @%d (opos=%.2f) snapped to (%.2f), "
+ "was (%.2f)\n",
+ edge1-edges, edge1->fpos, edge1->opos / 64.0, blue->fit / 64.0,
+ edge1->pos / 64.0 ));
+
+ edge1->pos = blue->fit;
+ edge1->flags |= AF_EDGE_DONE;
+
+ if ( edge2 && !edge2->blue_edge )
+ {
+ af_cjk_align_linked_edge( hints, dim, edge1, edge2 );
+ edge2->flags |= AF_EDGE_DONE;
+ }
+
+ if ( !anchor )
+ anchor = edge;
+ }
+ }
+
+ /* now we align all stem edges. */
+ for ( edge = edges; edge < edge_limit; edge++ )
+ {
+ AF_Edge edge2;
+
+
+ if ( edge->flags & AF_EDGE_DONE )
+ continue;
+
+ /* skip all non-stem edges */
+ edge2 = edge->link;
+ if ( !edge2 )
+ {
+ skipped++;
+ continue;
+ }
+
+ /* Some CJK characters have so many stems that
+ * the hinter is likely to merge two adjacent ones.
+ * To solve this problem, if either edge of a stem
+ * is too close to the previous one, we avoid
+ * aligning the two edges, but rather interpolate
+ * their locations at the end of this function in
+ * order to preserve the space between the stems.
+ */
+ if ( has_last_stem &&
+ ( edge->pos < last_stem_pos + 64 ||
+ edge2->pos < last_stem_pos + 64 ) )
+ {
+ skipped++;
+ continue;
+ }
+
+ /* now align the stem */
+ /* this should not happen, but it's better to be safe */
+ if ( edge2->blue_edge )
+ {
+ FT_TRACE5(( "ASSERTION FAILED for edge %d\n", edge2-edges ));
+
+ af_cjk_align_linked_edge( hints, dim, edge2, edge );
+ edge->flags |= AF_EDGE_DONE;
+ continue;
+ }
+
+ if ( edge2 < edge )
+ {
+ af_cjk_align_linked_edge( hints, dim, edge2, edge );
+ edge->flags |= AF_EDGE_DONE;
+ /* We rarely reaches here it seems;
+ * usually the two edges belonging
+ * to one stem are marked as DONE together
+ */
+ has_last_stem = TRUE;
+ last_stem_pos = edge->pos;
+ continue;
+ }
+
+ if ( dim != AF_DIMENSION_VERT && !anchor )
+ {
+
+#if 0
+ if ( fixedpitch )
+ {
+ AF_Edge left = edge;
+ AF_Edge right = edge_limit - 1;
+ AF_EdgeRec left1, left2, right1, right2;
+ FT_Pos target, center1, center2;
+ FT_Pos delta1, delta2, d1, d2;
+
+
+ while ( right > left && !right->link )
+ right--;
+
+ left1 = *left;
+ left2 = *left->link;
+ right1 = *right->link;
+ right2 = *right;
+
+ delta = ( ( ( hinter->pp2.x + 32 ) & -64 ) - hinter->pp2.x ) / 2;
+ target = left->opos + ( right->opos - left->opos ) / 2 + delta - 16;
+
+ delta1 = delta;
+ delta1 += af_hint_normal_stem( hints, left, left->link,
+ delta1, 0 );
+
+ if ( left->link != right )
+ af_hint_normal_stem( hints, right->link, right, delta1, 0 );
+
+ center1 = left->pos + ( right->pos - left->pos ) / 2;
+
+ if ( center1 >= target )
+ delta2 = delta - 32;
+ else
+ delta2 = delta + 32;
+
+ delta2 += af_hint_normal_stem( hints, &left1, &left2, delta2, 0 );
+
+ if ( delta1 != delta2 )
+ {
+ if ( left->link != right )
+ af_hint_normal_stem( hints, &right1, &right2, delta2, 0 );
+
+ center2 = left1.pos + ( right2.pos - left1.pos ) / 2;
+
+ d1 = center1 - target;
+ d2 = center2 - target;
+
+ if ( FT_ABS( d2 ) < FT_ABS( d1 ) )
+ {
+ left->pos = left1.pos;
+ left->link->pos = left2.pos;
+
+ if ( left->link != right )
+ {
+ right->link->pos = right1.pos;
+ right->pos = right2.pos;
+ }
+
+ delta1 = delta2;
+ }
+ }
+
+ delta = delta1;
+ right->link->flags |= AF_EDGE_DONE;
+ right->flags |= AF_EDGE_DONE;
+ }
+ else
+
+#endif /* 0 */
+
+ delta = af_hint_normal_stem( hints, edge, edge2, 0,
+ AF_DIMENSION_HORZ );
+ }
+ else
+ af_hint_normal_stem( hints, edge, edge2, delta, dim );
+
+#if 0
+ printf( "stem (%d,%d) adjusted (%.1f,%.1f)\n",
+ edge - edges, edge2 - edges,
+ ( edge->pos - edge->opos ) / 64.0,
+ ( edge2->pos - edge2->opos ) / 64.0 );
+#endif
+
+ anchor = edge;
+ edge->flags |= AF_EDGE_DONE;
+ edge2->flags |= AF_EDGE_DONE;
+ has_last_stem = TRUE;
+ last_stem_pos = edge2->pos;
+ }
+
+ /* make sure that lowercase m's maintain their symmetry */
+
+ /* In general, lowercase m's have six vertical edges if they are sans */
+ /* serif, or twelve if they are with serifs. This implementation is */
+ /* based on that assumption, and seems to work very well with most */
+ /* faces. However, if for a certain face this assumption is not */
+ /* true, the m is just rendered like before. In addition, any stem */
+ /* correction will only be applied to symmetrical glyphs (even if the */
+ /* glyph is not an m), so the potential for unwanted distortion is */
+ /* relatively low. */
+
+ /* We don't handle horizontal edges since we can't easily assure that */
+ /* the third (lowest) stem aligns with the base line; it might end up */
+ /* one pixel higher or lower. */
+
+ n_edges = edge_limit - edges;
+ if ( dim == AF_DIMENSION_HORZ && ( n_edges == 6 || n_edges == 12 ) )
+ {
+ AF_Edge edge1, edge2, edge3;
+ FT_Pos dist1, dist2, span;
+
+
+ if ( n_edges == 6 )
+ {
+ edge1 = edges;
+ edge2 = edges + 2;
+ edge3 = edges + 4;
+ }
+ else
+ {
+ edge1 = edges + 1;
+ edge2 = edges + 5;
+ edge3 = edges + 9;
+ }
+
+ dist1 = edge2->opos - edge1->opos;
+ dist2 = edge3->opos - edge2->opos;
+
+ span = dist1 - dist2;
+ if ( span < 0 )
+ span = -span;
+
+ if ( edge1->link == edge1 + 1 &&
+ edge2->link == edge2 + 1 &&
+ edge3->link == edge3 + 1 && span < 8 )
+ {
+ delta = edge3->pos - ( 2 * edge2->pos - edge1->pos );
+ edge3->pos -= delta;
+ if ( edge3->link )
+ edge3->link->pos -= delta;
+
+ /* move the serifs along with the stem */
+ if ( n_edges == 12 )
+ {
+ ( edges + 8 )->pos -= delta;
+ ( edges + 11 )->pos -= delta;
+ }
+
+ edge3->flags |= AF_EDGE_DONE;
+ if ( edge3->link )
+ edge3->link->flags |= AF_EDGE_DONE;
+ }
+ }
+
+ if ( !skipped )
+ return;
+
+ /*
+ * now hint the remaining edges (serifs and single) in order
+ * to complete our processing
+ */
+ for ( edge = edges; edge < edge_limit; edge++ )
+ {
+ if ( edge->flags & AF_EDGE_DONE )
+ continue;
+
+ if ( edge->serif )
+ {
+ af_cjk_align_serif_edge( hints, edge->serif, edge );
+ edge->flags |= AF_EDGE_DONE;
+ skipped--;
+ }
+ }
+
+ if ( !skipped )
+ return;
+
+ for ( edge = edges; edge < edge_limit; edge++ )
+ {
+ AF_Edge before, after;
+
+
+ if ( edge->flags & AF_EDGE_DONE )
+ continue;
+
+ before = after = edge;
+
+ while ( --before >= edges )
+ if ( before->flags & AF_EDGE_DONE )
+ break;
+
+ while ( ++after < edge_limit )
+ if ( after->flags & AF_EDGE_DONE )
+ break;
+
+ if ( before >= edges || after < edge_limit )
+ {
+ if ( before < edges )
+ af_cjk_align_serif_edge( hints, after, edge );
+ else if ( after >= edge_limit )
+ af_cjk_align_serif_edge( hints, before, edge );
+ else
+ {
+ if ( after->fpos == before->fpos )
+ edge->pos = before->pos;
+ else
+ edge->pos = before->pos +
+ FT_MulDiv( edge->fpos - before->fpos,
+ after->pos - before->pos,
+ after->fpos - before->fpos );
+ }
+ }
+ }
+ }
+
+
+ static void
+ af_cjk_align_edge_points( AF_GlyphHints hints,
+ AF_Dimension dim )
+ {
+ AF_AxisHints axis = & hints->axis[dim];
+ AF_Edge edges = axis->edges;
+ AF_Edge edge_limit = edges + axis->num_edges;
+ AF_Edge edge;
+ FT_Bool snapping;
+
+
+ snapping = FT_BOOL( ( dim == AF_DIMENSION_HORZ &&
+ AF_LATIN_HINTS_DO_HORZ_SNAP( hints ) ) ||
+ ( dim == AF_DIMENSION_VERT &&
+ AF_LATIN_HINTS_DO_VERT_SNAP( hints ) ) );
+
+ for ( edge = edges; edge < edge_limit; edge++ )
+ {
+ /* move the points of each segment */
+ /* in each edge to the edge's position */
+ AF_Segment seg = edge->first;
+
+
+ if ( snapping )
+ {
+ do
+ {
+ AF_Point point = seg->first;
+
+
+ for (;;)
+ {
+ if ( dim == AF_DIMENSION_HORZ )
+ {
+ point->x = edge->pos;
+ point->flags |= AF_FLAG_TOUCH_X;
+ }
+ else
+ {
+ point->y = edge->pos;
+ point->flags |= AF_FLAG_TOUCH_Y;
+ }
+
+ if ( point == seg->last )
+ break;
+
+ point = point->next;
+ }
+
+ seg = seg->edge_next;
+
+ } while ( seg != edge->first );
+ }
+ else
+ {
+ FT_Pos delta = edge->pos - edge->opos;
+
+
+ do
+ {
+ AF_Point point = seg->first;
+
+
+ for (;;)
+ {
+ if ( dim == AF_DIMENSION_HORZ )
+ {
+ point->x += delta;
+ point->flags |= AF_FLAG_TOUCH_X;
+ }
+ else
+ {
+ point->y += delta;
+ point->flags |= AF_FLAG_TOUCH_Y;
+ }
+
+ if ( point == seg->last )
+ break;
+
+ point = point->next;
+ }
+
+ seg = seg->edge_next;
+
+ } while ( seg != edge->first );
+ }
+ }
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ af_cjk_hints_apply( AF_GlyphHints hints,
+ FT_Outline* outline,
+ AF_CJKMetrics metrics )
+ {
+ FT_Error error;
+ int dim;
+
+ FT_UNUSED( metrics );
+
+
+ error = af_glyph_hints_reload( hints, outline );
+ if ( error )
+ goto Exit;
+
+ /* analyze glyph outline */
+ if ( AF_HINTS_DO_HORIZONTAL( hints ) )
+ {
+ error = af_cjk_hints_detect_features( hints, AF_DIMENSION_HORZ );
+ if ( error )
+ goto Exit;
+
+ af_cjk_hints_compute_blue_edges( hints, metrics, AF_DIMENSION_HORZ );
+ }
+
+ if ( AF_HINTS_DO_VERTICAL( hints ) )
+ {
+ error = af_cjk_hints_detect_features( hints, AF_DIMENSION_VERT );
+ if ( error )
+ goto Exit;
+
+ af_cjk_hints_compute_blue_edges( hints, metrics, AF_DIMENSION_VERT );
+ }
+
+ /* grid-fit the outline */
+ for ( dim = 0; dim < AF_DIMENSION_MAX; dim++ )
+ {
+ if ( ( dim == AF_DIMENSION_HORZ && AF_HINTS_DO_HORIZONTAL( hints ) ) ||
+ ( dim == AF_DIMENSION_VERT && AF_HINTS_DO_VERTICAL( hints ) ) )
+ {
+
+#ifdef AF_CONFIG_OPTION_USE_WARPER
+ if ( dim == AF_DIMENSION_HORZ &&
+ metrics->root.scaler.render_mode == FT_RENDER_MODE_NORMAL )
+ {
+ AF_WarperRec warper;
+ FT_Fixed scale;
+ FT_Pos delta;
+
+
+ af_warper_compute( &warper, hints, (AF_Dimension)dim,
+ &scale, &delta );
+ af_glyph_hints_scale_dim( hints, (AF_Dimension)dim,
+ scale, delta );
+ continue;
+ }
+#endif /* AF_CONFIG_OPTION_USE_WARPER */
+
+ af_cjk_hint_edges( hints, (AF_Dimension)dim );
+ af_cjk_align_edge_points( hints, (AF_Dimension)dim );
+ af_glyph_hints_align_strong_points( hints, (AF_Dimension)dim );
+ af_glyph_hints_align_weak_points( hints, (AF_Dimension)dim );
+ }
+ }
+
+#if 0
+ af_glyph_hints_dump_points( hints );
+ af_glyph_hints_dump_segments( hints );
+ af_glyph_hints_dump_edges( hints );
+#endif
+
+ af_glyph_hints_save( hints, outline );
+
+ Exit:
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** C J K S C R I P T C L A S S *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /* this corresponds to Unicode 6.0 */
+
+ static const AF_Script_UniRangeRec af_cjk_uniranges[] =
+ {
+ AF_UNIRANGE_REC( 0x2E80UL, 0x2EFFUL ), /* CJK Radicals Supplement */
+ AF_UNIRANGE_REC( 0x2F00UL, 0x2FDFUL ), /* Kangxi Radicals */
+ AF_UNIRANGE_REC( 0x2FF0UL, 0x2FFFUL ), /* Ideographic Description Characters */
+ AF_UNIRANGE_REC( 0x3000UL, 0x303FUL ), /* CJK Symbols and Punctuation */
+ AF_UNIRANGE_REC( 0x3040UL, 0x309FUL ), /* Hiragana */
+ AF_UNIRANGE_REC( 0x30A0UL, 0x30FFUL ), /* Katakana */
+ AF_UNIRANGE_REC( 0x3100UL, 0x312FUL ), /* Bopomofo */
+ AF_UNIRANGE_REC( 0x3130UL, 0x318FUL ), /* Hangul Compatibility Jamo */
+ AF_UNIRANGE_REC( 0x3190UL, 0x319FUL ), /* Kanbun */
+ AF_UNIRANGE_REC( 0x31A0UL, 0x31BFUL ), /* Bopomofo Extended */
+ AF_UNIRANGE_REC( 0x31C0UL, 0x31EFUL ), /* CJK Strokes */
+ AF_UNIRANGE_REC( 0x31F0UL, 0x31FFUL ), /* Katakana Phonetic Extensions */
+ AF_UNIRANGE_REC( 0x3200UL, 0x32FFUL ), /* Enclosed CJK Letters and Months */
+ AF_UNIRANGE_REC( 0x3300UL, 0x33FFUL ), /* CJK Compatibility */
+ AF_UNIRANGE_REC( 0x3400UL, 0x4DBFUL ), /* CJK Unified Ideographs Extension A */
+ AF_UNIRANGE_REC( 0x4DC0UL, 0x4DFFUL ), /* Yijing Hexagram Symbols */
+ AF_UNIRANGE_REC( 0x4E00UL, 0x9FFFUL ), /* CJK Unified Ideographs */
+ AF_UNIRANGE_REC( 0xA960UL, 0xA97FUL ), /* Hangul Jamo Extended-A */
+ AF_UNIRANGE_REC( 0xAC00UL, 0xD7AFUL ), /* Hangul Syllables */
+ AF_UNIRANGE_REC( 0xD7B0UL, 0xD7FFUL ), /* Hangul Jamo Extended-B */
+ AF_UNIRANGE_REC( 0xF900UL, 0xFAFFUL ), /* CJK Compatibility Ideographs */
+ AF_UNIRANGE_REC( 0xFE10UL, 0xFE1FUL ), /* Vertical forms */
+ AF_UNIRANGE_REC( 0xFE30UL, 0xFE4FUL ), /* CJK Compatibility Forms */
+ AF_UNIRANGE_REC( 0xFF00UL, 0xFFEFUL ), /* Halfwidth and Fullwidth Forms */
+ AF_UNIRANGE_REC( 0x1B000UL, 0x1B0FFUL ), /* Kana Supplement */
+ AF_UNIRANGE_REC( 0x1D300UL, 0x1D35FUL ), /* Tai Xuan Hing Symbols */
+ AF_UNIRANGE_REC( 0x1F200UL, 0x1F2FFUL ), /* Enclosed Ideographic Supplement */
+ AF_UNIRANGE_REC( 0x20000UL, 0x2A6DFUL ), /* CJK Unified Ideographs Extension B */
+ AF_UNIRANGE_REC( 0x2A700UL, 0x2B73FUL ), /* CJK Unified Ideographs Extension C */
+ AF_UNIRANGE_REC( 0x2B740UL, 0x2B81FUL ), /* CJK Unified Ideographs Extension D */
+ AF_UNIRANGE_REC( 0x2F800UL, 0x2FA1FUL ), /* CJK Compatibility Ideographs Supplement */
+ AF_UNIRANGE_REC( 0UL, 0UL )
+ };
+
+
+ AF_DEFINE_SCRIPT_CLASS( af_cjk_script_class,
+ AF_SCRIPT_CJK,
+ af_cjk_uniranges,
+
+ sizeof ( AF_CJKMetricsRec ),
+
+ (AF_Script_InitMetricsFunc) af_cjk_metrics_init,
+ (AF_Script_ScaleMetricsFunc)af_cjk_metrics_scale,
+ (AF_Script_DoneMetricsFunc) NULL,
+
+ (AF_Script_InitHintsFunc) af_cjk_hints_init,
+ (AF_Script_ApplyHintsFunc) af_cjk_hints_apply
+ )
+
+#else /* !AF_CONFIG_OPTION_CJK */
+
+ static const AF_Script_UniRangeRec af_cjk_uniranges[] =
+ {
+ AF_UNIRANGE_REC( 0UL, 0UL )
+ };
+
+
+ AF_DEFINE_SCRIPT_CLASS( af_cjk_script_class,
+ AF_SCRIPT_CJK,
+ af_cjk_uniranges,
+
+ sizeof ( AF_CJKMetricsRec ),
+
+ (AF_Script_InitMetricsFunc) NULL,
+ (AF_Script_ScaleMetricsFunc)NULL,
+ (AF_Script_DoneMetricsFunc) NULL,
+
+ (AF_Script_InitHintsFunc) NULL,
+ (AF_Script_ApplyHintsFunc) NULL
+ )
+
+#endif /* !AF_CONFIG_OPTION_CJK */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* afcjk.h */
+/* */
+/* Auto-fitter hinting routines for CJK script (specification). */
+/* */
+/* Copyright 2006, 2007, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __AFCJK_H__
+#define __AFCJK_H__
+
+#include "afhints.h"
+#include "aflatin.h"
+
+
+FT_BEGIN_HEADER
+
+
+ /* the CJK-specific script class */
+
+ AF_DECLARE_SCRIPT_CLASS(af_cjk_script_class)
+
+ /* CJK (global) metrics management */
+
+ /*
+ * CJK glyphs tend to fill the square. So we have both vertical and
+ * horizontal blue zones. But some glyphs have flat bounding strokes that
+ * leave some space between neighbour glyphs.
+ */
+ enum
+ {
+ AF_CJK_BLUE_TOP,
+ AF_CJK_BLUE_BOTTOM,
+ AF_CJK_BLUE_LEFT,
+ AF_CJK_BLUE_RIGHT,
+
+ AF_CJK_BLUE_MAX
+ };
+
+
+#define AF_CJK_MAX_WIDTHS 16
+#define AF_CJK_MAX_BLUES AF_CJK_BLUE_MAX
+
+
+ enum
+ {
+ AF_CJK_BLUE_ACTIVE = 1 << 0,
+ AF_CJK_BLUE_IS_TOP = 1 << 1,
+ AF_CJK_BLUE_IS_RIGHT = 1 << 2,
+ AF_CJK_BLUE_ADJUSTMENT = 1 << 3, /* used for scale adjustment */
+ /* optimization */
+ AF_CJK_BLUE_FLAG_MAX
+ };
+
+
+ typedef struct AF_CJKBlueRec_
+ {
+ AF_WidthRec ref;
+ AF_WidthRec shoot; /* undershoot */
+ FT_UInt flags;
+
+ } AF_CJKBlueRec, *AF_CJKBlue;
+
+
+ typedef struct AF_CJKAxisRec_
+ {
+ FT_Fixed scale;
+ FT_Pos delta;
+
+ FT_UInt width_count;
+ AF_WidthRec widths[AF_CJK_MAX_WIDTHS];
+ FT_Pos edge_distance_threshold;
+ FT_Pos standard_width;
+ FT_Bool extra_light;
+
+ /* used for horizontal metrics too for CJK */
+ FT_Bool control_overshoot;
+ FT_UInt blue_count;
+ AF_CJKBlueRec blues[AF_CJK_BLUE_MAX];
+
+ FT_Fixed org_scale;
+ FT_Pos org_delta;
+
+ } AF_CJKAxisRec, *AF_CJKAxis;
+
+
+ typedef struct AF_CJKMetricsRec_
+ {
+ AF_ScriptMetricsRec root;
+ FT_UInt units_per_em;
+ AF_CJKAxisRec axis[AF_DIMENSION_MAX];
+
+ } AF_CJKMetricsRec, *AF_CJKMetrics;
+
+
+ FT_LOCAL( FT_Error )
+ af_cjk_metrics_init( AF_CJKMetrics metrics,
+ FT_Face face );
+
+ FT_LOCAL( void )
+ af_cjk_metrics_scale( AF_CJKMetrics metrics,
+ AF_Scaler scaler );
+
+ FT_LOCAL( FT_Error )
+ af_cjk_hints_init( AF_GlyphHints hints,
+ AF_CJKMetrics metrics );
+
+ FT_LOCAL( FT_Error )
+ af_cjk_hints_apply( AF_GlyphHints hints,
+ FT_Outline* outline,
+ AF_CJKMetrics metrics );
+
+ /* Shared. called from afindic.c */
+ FT_LOCAL( void )
+ af_cjk_metrics_check_digits( AF_CJKMetrics metrics,
+ FT_Face face );
+
+ FT_LOCAL( void )
+ af_cjk_metrics_init_widths( AF_CJKMetrics metrics,
+ FT_Face face,
+ FT_ULong charcode );
+
+
+/* */
+
+FT_END_HEADER
+
+#endif /* __AFCJK_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* afdummy.c */
+/* */
+/* Auto-fitter dummy routines to be used if no hinting should be */
+/* performed (body). */
+/* */
+/* Copyright 2003-2005, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include "afdummy.h"
+#include "afhints.h"
+#include "aferrors.h"
+
+
+ static FT_Error
+ af_dummy_hints_init( AF_GlyphHints hints,
+ AF_ScriptMetrics metrics )
+ {
+ af_glyph_hints_rescale( hints,
+ metrics );
+ return AF_Err_Ok;
+ }
+
+
+ static FT_Error
+ af_dummy_hints_apply( AF_GlyphHints hints,
+ FT_Outline* outline )
+ {
+ FT_UNUSED( hints );
+ FT_UNUSED( outline );
+
+ return AF_Err_Ok;
+ }
+
+
+ AF_DEFINE_SCRIPT_CLASS( af_dummy_script_class,
+ AF_SCRIPT_NONE,
+ NULL,
+
+ sizeof ( AF_ScriptMetricsRec ),
+
+ (AF_Script_InitMetricsFunc) NULL,
+ (AF_Script_ScaleMetricsFunc)NULL,
+ (AF_Script_DoneMetricsFunc) NULL,
+
+ (AF_Script_InitHintsFunc) af_dummy_hints_init,
+ (AF_Script_ApplyHintsFunc) af_dummy_hints_apply
+ )
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* afdummy.h */
+/* */
+/* Auto-fitter dummy routines to be used if no hinting should be */
+/* performed (specification). */
+/* */
+/* Copyright 2003-2005, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __AFDUMMY_H__
+#define __AFDUMMY_H__
+
+#include "aftypes.h"
+
+
+FT_BEGIN_HEADER
+
+ /* A dummy script metrics class used when no hinting should
+ * be performed. This is the default for non-latin glyphs!
+ */
+
+ AF_DECLARE_SCRIPT_CLASS( af_dummy_script_class )
+
+/* */
+
+FT_END_HEADER
+
+
+#endif /* __AFDUMMY_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* aferrors.h */
+/* */
+/* Autofitter error codes (specification only). */
+/* */
+/* Copyright 2005, 2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This file is used to define the Autofitter error enumeration */
+ /* constants. */
+ /* */
+ /*************************************************************************/
+
+#ifndef __AFERRORS_H__
+#define __AFERRORS_H__
+
+#include FT_MODULE_ERRORS_H
+
+#undef __FTERRORS_H__
+
+#undef FT_ERR_PREFIX
+#define FT_ERR_PREFIX AF_Err_
+#define FT_ERR_BASE FT_Mod_Err_Autofit
+
+#include FT_ERRORS_H
+
+#endif /* __AFERRORS_H__ */
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* afglobal.c */
+/* */
+/* Auto-fitter routines to compute global hinting values (body). */
+/* */
+/* Copyright 2003-2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include "afglobal.h"
+#include "afdummy.h"
+#include "aflatin.h"
+#include "afcjk.h"
+#include "afindic.h"
+#include "afpic.h"
+
+#include "aferrors.h"
+
+#ifdef FT_OPTION_AUTOFIT2
+#include "aflatin2.h"
+#endif
+
+#ifndef FT_CONFIG_OPTION_PIC
+
+ /* when updating this table, don't forget to update */
+ /* AF_SCRIPT_CLASSES_COUNT and autofit_module_class_pic_init */
+
+ /* populate this list when you add new scripts */
+ static AF_ScriptClass const af_script_classes[] =
+ {
+ &af_dummy_script_class,
+#ifdef FT_OPTION_AUTOFIT2
+ &af_latin2_script_class,
+#endif
+ &af_latin_script_class,
+ &af_cjk_script_class,
+ &af_indic_script_class,
+ NULL /* do not remove */
+ };
+
+#endif /* !FT_CONFIG_OPTION_PIC */
+
+ /* index of default script in `af_script_classes' */
+#define AF_SCRIPT_LIST_DEFAULT 2
+ /* a bit mask indicating an uncovered glyph */
+#define AF_SCRIPT_LIST_NONE 0x7F
+ /* if this flag is set, we have an ASCII digit */
+#define AF_DIGIT 0x80
+
+
+ /*
+ * Note that glyph_scripts[] is used to map each glyph into
+ * an index into the `af_script_classes' array.
+ *
+ */
+ typedef struct AF_FaceGlobalsRec_
+ {
+ FT_Face face;
+ FT_Long glyph_count; /* same as face->num_glyphs */
+ FT_Byte* glyph_scripts;
+
+ AF_ScriptMetrics metrics[AF_SCRIPT_MAX];
+
+ } AF_FaceGlobalsRec;
+
+
+ /* Compute the script index of each glyph within a given face. */
+
+ static FT_Error
+ af_face_globals_compute_script_coverage( AF_FaceGlobals globals )
+ {
+ FT_Error error = AF_Err_Ok;
+ FT_Face face = globals->face;
+ FT_CharMap old_charmap = face->charmap;
+ FT_Byte* gscripts = globals->glyph_scripts;
+ FT_UInt ss, i;
+
+
+ /* the value AF_SCRIPT_LIST_NONE means `uncovered glyph' */
+ FT_MEM_SET( globals->glyph_scripts,
+ AF_SCRIPT_LIST_NONE,
+ globals->glyph_count );
+
+ error = FT_Select_Charmap( face, FT_ENCODING_UNICODE );
+ if ( error )
+ {
+ /*
+ * Ignore this error; we simply use the default script.
+ * XXX: Shouldn't we rather disable hinting?
+ */
+ error = AF_Err_Ok;
+ goto Exit;
+ }
+
+ /* scan each script in a Unicode charmap */
+ for ( ss = 0; AF_SCRIPT_CLASSES_GET[ss]; ss++ )
+ {
+ AF_ScriptClass clazz = AF_SCRIPT_CLASSES_GET[ss];
+ AF_Script_UniRange range;
+
+
+ if ( clazz->script_uni_ranges == NULL )
+ continue;
+
+ /*
+ * Scan all unicode points in the range and set the corresponding
+ * glyph script index.
+ */
+ for ( range = clazz->script_uni_ranges; range->first != 0; range++ )
+ {
+ FT_ULong charcode = range->first;
+ FT_UInt gindex;
+
+
+ gindex = FT_Get_Char_Index( face, charcode );
+
+ if ( gindex != 0 &&
+ gindex < (FT_ULong)globals->glyph_count &&
+ gscripts[gindex] == AF_SCRIPT_LIST_NONE )
+ gscripts[gindex] = (FT_Byte)ss;
+
+ for (;;)
+ {
+ charcode = FT_Get_Next_Char( face, charcode, &gindex );
+
+ if ( gindex == 0 || charcode > range->last )
+ break;
+
+ if ( gindex < (FT_ULong)globals->glyph_count &&
+ gscripts[gindex] == AF_SCRIPT_LIST_NONE )
+ gscripts[gindex] = (FT_Byte)ss;
+ }
+ }
+ }
+
+ /* mark ASCII digits */
+ for ( i = 0x30; i <= 0x39; i++ )
+ {
+ FT_UInt gindex = FT_Get_Char_Index( face, i );
+
+
+ if ( gindex != 0 && gindex < (FT_ULong)globals->glyph_count )
+ gscripts[gindex] |= AF_DIGIT;
+ }
+
+ Exit:
+ /*
+ * By default, all uncovered glyphs are set to the latin script.
+ * XXX: Shouldn't we disable hinting or do something similar?
+ */
+ {
+ FT_Long nn;
+
+
+ for ( nn = 0; nn < globals->glyph_count; nn++ )
+ {
+ if ( ( gscripts[nn] & ~AF_DIGIT ) == AF_SCRIPT_LIST_NONE )
+ {
+ gscripts[nn] &= ~AF_SCRIPT_LIST_NONE;
+ gscripts[nn] |= AF_SCRIPT_LIST_DEFAULT;
+ }
+ }
+ }
+
+ FT_Set_Charmap( face, old_charmap );
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ af_face_globals_new( FT_Face face,
+ AF_FaceGlobals *aglobals )
+ {
+ FT_Error error;
+ FT_Memory memory;
+ AF_FaceGlobals globals = NULL;
+
+
+ memory = face->memory;
+
+ if ( !FT_ALLOC( globals, sizeof ( *globals ) +
+ face->num_glyphs * sizeof ( FT_Byte ) ) )
+ {
+ globals->face = face;
+ globals->glyph_count = face->num_glyphs;
+ globals->glyph_scripts = (FT_Byte*)( globals + 1 );
+
+ error = af_face_globals_compute_script_coverage( globals );
+ if ( error )
+ {
+ af_face_globals_free( globals );
+ globals = NULL;
+ }
+ }
+
+ *aglobals = globals;
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ af_face_globals_free( AF_FaceGlobals globals )
+ {
+ if ( globals )
+ {
+ FT_Memory memory = globals->face->memory;
+ FT_UInt nn;
+
+
+ for ( nn = 0; nn < AF_SCRIPT_MAX; nn++ )
+ {
+ if ( globals->metrics[nn] )
+ {
+ AF_ScriptClass clazz = AF_SCRIPT_CLASSES_GET[nn];
+
+
+ FT_ASSERT( globals->metrics[nn]->clazz == clazz );
+
+ if ( clazz->script_metrics_done )
+ clazz->script_metrics_done( globals->metrics[nn] );
+
+ FT_FREE( globals->metrics[nn] );
+ }
+ }
+
+ globals->glyph_count = 0;
+ globals->glyph_scripts = NULL; /* no need to free this one! */
+ globals->face = NULL;
+
+ FT_FREE( globals );
+ }
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ af_face_globals_get_metrics( AF_FaceGlobals globals,
+ FT_UInt gindex,
+ FT_UInt options,
+ AF_ScriptMetrics *ametrics )
+ {
+ AF_ScriptMetrics metrics = NULL;
+ FT_UInt gidx;
+ AF_ScriptClass clazz;
+ FT_UInt script = options & 15;
+ const FT_Offset script_max = sizeof ( AF_SCRIPT_CLASSES_GET ) /
+ sizeof ( AF_SCRIPT_CLASSES_GET[0] );
+ FT_Error error = AF_Err_Ok;
+
+
+ if ( gindex >= (FT_ULong)globals->glyph_count )
+ {
+ error = AF_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ gidx = script;
+ if ( gidx == 0 || gidx + 1 >= script_max )
+ gidx = globals->glyph_scripts[gindex] & AF_SCRIPT_LIST_NONE;
+
+ clazz = AF_SCRIPT_CLASSES_GET[gidx];
+ if ( script == 0 )
+ script = clazz->script;
+
+ metrics = globals->metrics[clazz->script];
+ if ( metrics == NULL )
+ {
+ /* create the global metrics object when needed */
+ FT_Memory memory = globals->face->memory;
+
+
+ if ( FT_ALLOC( metrics, clazz->script_metrics_size ) )
+ goto Exit;
+
+ metrics->clazz = clazz;
+
+ if ( clazz->script_metrics_init )
+ {
+ error = clazz->script_metrics_init( metrics, globals->face );
+ if ( error )
+ {
+ if ( clazz->script_metrics_done )
+ clazz->script_metrics_done( metrics );
+
+ FT_FREE( metrics );
+ goto Exit;
+ }
+ }
+
+ globals->metrics[clazz->script] = metrics;
+ }
+
+ Exit:
+ *ametrics = metrics;
+
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( FT_Bool )
+ af_face_globals_is_digit( AF_FaceGlobals globals,
+ FT_UInt gindex )
+ {
+ if ( gindex < (FT_ULong)globals->glyph_count )
+ return (FT_Bool)( globals->glyph_scripts[gindex] & AF_DIGIT );
+
+ return (FT_Bool)0;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* afglobal.h */
+/* */
+/* Auto-fitter routines to compute global hinting values */
+/* (specification). */
+/* */
+/* Copyright 2003-2005, 2007, 2009, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __AFGLOBAL_H__
+#define __AFGLOBAL_H__
+
+
+#include "aftypes.h"
+
+
+FT_BEGIN_HEADER
+
+
+ /************************************************************************/
+ /************************************************************************/
+ /***** *****/
+ /***** F A C E G L O B A L S *****/
+ /***** *****/
+ /************************************************************************/
+ /************************************************************************/
+
+
+ /*
+ * model the global hints data for a given face, decomposed into
+ * script-specific items
+ */
+ typedef struct AF_FaceGlobalsRec_* AF_FaceGlobals;
+
+
+ FT_LOCAL( FT_Error )
+ af_face_globals_new( FT_Face face,
+ AF_FaceGlobals *aglobals );
+
+ FT_LOCAL( FT_Error )
+ af_face_globals_get_metrics( AF_FaceGlobals globals,
+ FT_UInt gindex,
+ FT_UInt options,
+ AF_ScriptMetrics *ametrics );
+
+ FT_LOCAL( void )
+ af_face_globals_free( AF_FaceGlobals globals );
+
+ FT_LOCAL_DEF( FT_Bool )
+ af_face_globals_is_digit( AF_FaceGlobals globals,
+ FT_UInt gindex );
+
+ /* */
+
+
+FT_END_HEADER
+
+#endif /* __AFGLOBAL_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* afhints.c */
+/* */
+/* Auto-fitter hinting routines (body). */
+/* */
+/* Copyright 2003-2007, 2009-2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include "afhints.h"
+#include "aferrors.h"
+#include FT_INTERNAL_CALC_H
+
+
+ /* Get new segment for given axis. */
+
+ FT_LOCAL_DEF( FT_Error )
+ af_axis_hints_new_segment( AF_AxisHints axis,
+ FT_Memory memory,
+ AF_Segment *asegment )
+ {
+ FT_Error error = AF_Err_Ok;
+ AF_Segment segment = NULL;
+
+
+ if ( axis->num_segments >= axis->max_segments )
+ {
+ FT_Int old_max = axis->max_segments;
+ FT_Int new_max = old_max;
+ FT_Int big_max = (FT_Int)( FT_INT_MAX / sizeof ( *segment ) );
+
+
+ if ( old_max >= big_max )
+ {
+ error = AF_Err_Out_Of_Memory;
+ goto Exit;
+ }
+
+ new_max += ( new_max >> 2 ) + 4;
+ if ( new_max < old_max || new_max > big_max )
+ new_max = big_max;
+
+ if ( FT_RENEW_ARRAY( axis->segments, old_max, new_max ) )
+ goto Exit;
+
+ axis->max_segments = new_max;
+ }
+
+ segment = axis->segments + axis->num_segments++;
+
+ Exit:
+ *asegment = segment;
+ return error;
+ }
+
+
+ /* Get new edge for given axis, direction, and position. */
+
+ FT_LOCAL( FT_Error )
+ af_axis_hints_new_edge( AF_AxisHints axis,
+ FT_Int fpos,
+ AF_Direction dir,
+ FT_Memory memory,
+ AF_Edge *aedge )
+ {
+ FT_Error error = AF_Err_Ok;
+ AF_Edge edge = NULL;
+ AF_Edge edges;
+
+
+ if ( axis->num_edges >= axis->max_edges )
+ {
+ FT_Int old_max = axis->max_edges;
+ FT_Int new_max = old_max;
+ FT_Int big_max = (FT_Int)( FT_INT_MAX / sizeof ( *edge ) );
+
+
+ if ( old_max >= big_max )
+ {
+ error = AF_Err_Out_Of_Memory;
+ goto Exit;
+ }
+
+ new_max += ( new_max >> 2 ) + 4;
+ if ( new_max < old_max || new_max > big_max )
+ new_max = big_max;
+
+ if ( FT_RENEW_ARRAY( axis->edges, old_max, new_max ) )
+ goto Exit;
+
+ axis->max_edges = new_max;
+ }
+
+ edges = axis->edges;
+ edge = edges + axis->num_edges;
+
+ while ( edge > edges )
+ {
+ if ( edge[-1].fpos < fpos )
+ break;
+
+ /* we want the edge with same position and minor direction */
+ /* to appear before those in the major one in the list */
+ if ( edge[-1].fpos == fpos && dir == axis->major_dir )
+ break;
+
+ edge[0] = edge[-1];
+ edge--;
+ }
+
+ axis->num_edges++;
+
+ FT_ZERO( edge );
+ edge->fpos = (FT_Short)fpos;
+ edge->dir = (FT_Char)dir;
+
+ Exit:
+ *aedge = edge;
+ return error;
+ }
+
+
+#ifdef FT_DEBUG_AUTOFIT
+
+#include FT_CONFIG_STANDARD_LIBRARY_H
+
+ static const char*
+ af_dir_str( AF_Direction dir )
+ {
+ const char* result;
+
+
+ switch ( dir )
+ {
+ case AF_DIR_UP:
+ result = "up";
+ break;
+ case AF_DIR_DOWN:
+ result = "down";
+ break;
+ case AF_DIR_LEFT:
+ result = "left";
+ break;
+ case AF_DIR_RIGHT:
+ result = "right";
+ break;
+ default:
+ result = "none";
+ }
+
+ return result;
+ }
+
+
+#define AF_INDEX_NUM( ptr, base ) ( (ptr) ? ( (ptr) - (base) ) : -1 )
+
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+ void
+ af_glyph_hints_dump_points( AF_GlyphHints hints )
+ {
+ AF_Point points = hints->points;
+ AF_Point limit = points + hints->num_points;
+ AF_Point point;
+
+
+ printf( "Table of points:\n" );
+ printf( " [ index | xorg | yorg | xscale | yscale"
+ " | xfit | yfit | flags ]\n" );
+
+ for ( point = points; point < limit; point++ )
+ {
+ printf( " [ %5d | %5d | %5d | %6.2f | %6.2f"
+ " | %5.2f | %5.2f | %c%c%c%c%c%c ]\n",
+ point - points,
+ point->fx,
+ point->fy,
+ point->ox / 64.0,
+ point->oy / 64.0,
+ point->x / 64.0,
+ point->y / 64.0,
+ ( point->flags & AF_FLAG_WEAK_INTERPOLATION ) ? 'w' : ' ',
+ ( point->flags & AF_FLAG_INFLECTION ) ? 'i' : ' ',
+ ( point->flags & AF_FLAG_EXTREMA_X ) ? '<' : ' ',
+ ( point->flags & AF_FLAG_EXTREMA_Y ) ? 'v' : ' ',
+ ( point->flags & AF_FLAG_ROUND_X ) ? '(' : ' ',
+ ( point->flags & AF_FLAG_ROUND_Y ) ? 'u' : ' ');
+ }
+ printf( "\n" );
+ }
+#ifdef __cplusplus
+ }
+#endif
+
+
+ static const char*
+ af_edge_flags_to_string( AF_Edge_Flags flags )
+ {
+ static char temp[32];
+ int pos = 0;
+
+
+ if ( flags & AF_EDGE_ROUND )
+ {
+ ft_memcpy( temp + pos, "round", 5 );
+ pos += 5;
+ }
+ if ( flags & AF_EDGE_SERIF )
+ {
+ if ( pos > 0 )
+ temp[pos++] = ' ';
+ ft_memcpy( temp + pos, "serif", 5 );
+ pos += 5;
+ }
+ if ( pos == 0 )
+ return "normal";
+
+ temp[pos] = 0;
+
+ return temp;
+ }
+
+
+ /* Dump the array of linked segments. */
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+ void
+ af_glyph_hints_dump_segments( AF_GlyphHints hints )
+ {
+ FT_Int dimension;
+
+
+ for ( dimension = 1; dimension >= 0; dimension-- )
+ {
+ AF_AxisHints axis = &hints->axis[dimension];
+ AF_Segment segments = axis->segments;
+ AF_Segment limit = segments + axis->num_segments;
+ AF_Segment seg;
+
+
+ printf ( "Table of %s segments:\n",
+ dimension == AF_DIMENSION_HORZ ? "vertical" : "horizontal" );
+ printf ( " [ index | pos | dir | link | serif |"
+ " height | extra | flags ]\n" );
+
+ for ( seg = segments; seg < limit; seg++ )
+ {
+ printf ( " [ %5d | %5.2g | %5s | %4d | %5d | %6d | %5d | %11s ]\n",
+ seg - segments,
+ dimension == AF_DIMENSION_HORZ ? (int)seg->first->ox / 64.0
+ : (int)seg->first->oy / 64.0,
+ af_dir_str( (AF_Direction)seg->dir ),
+ AF_INDEX_NUM( seg->link, segments ),
+ AF_INDEX_NUM( seg->serif, segments ),
+ seg->height,
+ seg->height - ( seg->max_coord - seg->min_coord ),
+ af_edge_flags_to_string( (AF_Edge_Flags)seg->flags ) );
+ }
+ printf( "\n" );
+ }
+ }
+#ifdef __cplusplus
+ }
+#endif
+
+
+ /* Fetch number of segments. */
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+ FT_Error
+ af_glyph_hints_get_num_segments( AF_GlyphHints hints,
+ FT_Int dimension,
+ FT_Int* num_segments )
+ {
+ AF_Dimension dim;
+ AF_AxisHints axis;
+
+
+ dim = ( dimension == 0 ) ? AF_DIMENSION_HORZ : AF_DIMENSION_VERT;
+
+ axis = &hints->axis[dim];
+ *num_segments = axis->num_segments;
+
+ return AF_Err_Ok;
+ }
+#ifdef __cplusplus
+ }
+#endif
+
+
+ /* Fetch offset of segments into user supplied offset array. */
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+ FT_Error
+ af_glyph_hints_get_segment_offset( AF_GlyphHints hints,
+ FT_Int dimension,
+ FT_Int idx,
+ FT_Pos* offset )
+ {
+ AF_Dimension dim;
+ AF_AxisHints axis;
+ AF_Segment seg;
+
+
+ if ( !offset )
+ return AF_Err_Invalid_Argument;
+
+ dim = ( dimension == 0 ) ? AF_DIMENSION_HORZ : AF_DIMENSION_VERT;
+
+ axis = &hints->axis[dim];
+
+ if ( idx < 0 || idx >= axis->num_segments )
+ return AF_Err_Invalid_Argument;
+
+ seg = &axis->segments[idx];
+ *offset = (dim == AF_DIMENSION_HORZ) ? seg->first->ox
+ : seg->first->oy;
+
+ return AF_Err_Ok;
+ }
+#ifdef __cplusplus
+ }
+#endif
+
+
+ /* Dump the array of linked edges. */
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+ void
+ af_glyph_hints_dump_edges( AF_GlyphHints hints )
+ {
+ FT_Int dimension;
+
+
+ for ( dimension = 1; dimension >= 0; dimension-- )
+ {
+ AF_AxisHints axis = &hints->axis[dimension];
+ AF_Edge edges = axis->edges;
+ AF_Edge limit = edges + axis->num_edges;
+ AF_Edge edge;
+
+
+ /*
+ * note: AF_DIMENSION_HORZ corresponds to _vertical_ edges
+ * since they have a constant X coordinate.
+ */
+ printf ( "Table of %s edges:\n",
+ dimension == AF_DIMENSION_HORZ ? "vertical" : "horizontal" );
+ printf ( " [ index | pos | dir | link |"
+ " serif | blue | opos | pos | flags ]\n" );
+
+ for ( edge = edges; edge < limit; edge++ )
+ {
+ printf ( " [ %5d | %5.2g | %5s | %4d |"
+ " %5d | %c | %5.2f | %5.2f | %11s ]\n",
+ edge - edges,
+ (int)edge->opos / 64.0,
+ af_dir_str( (AF_Direction)edge->dir ),
+ AF_INDEX_NUM( edge->link, edges ),
+ AF_INDEX_NUM( edge->serif, edges ),
+ edge->blue_edge ? 'y' : 'n',
+ edge->opos / 64.0,
+ edge->pos / 64.0,
+ af_edge_flags_to_string( (AF_Edge_Flags)edge->flags ) );
+ }
+ printf( "\n" );
+ }
+ }
+#ifdef __cplusplus
+ }
+#endif
+
+#else /* !FT_DEBUG_AUTOFIT */
+
+ /* these empty stubs are only used to link the `ftgrid' test program */
+ /* if debugging is disabled */
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+ void
+ af_glyph_hints_dump_points( AF_GlyphHints hints )
+ {
+ FT_UNUSED( hints );
+ }
+
+
+ void
+ af_glyph_hints_dump_segments( AF_GlyphHints hints )
+ {
+ FT_UNUSED( hints );
+ }
+
+
+ FT_Error
+ af_glyph_hints_get_num_segments( AF_GlyphHints hints,
+ FT_Int dimension,
+ FT_Int* num_segments )
+ {
+ FT_UNUSED( hints );
+ FT_UNUSED( dimension );
+ FT_UNUSED( num_segments );
+
+ return 0;
+ }
+
+
+ FT_Error
+ af_glyph_hints_get_segment_offset( AF_GlyphHints hints,
+ FT_Int dimension,
+ FT_Int idx,
+ FT_Pos* offset )
+ {
+ FT_UNUSED( hints );
+ FT_UNUSED( dimension );
+ FT_UNUSED( idx );
+ FT_UNUSED( offset );
+
+ return 0;
+ }
+
+
+ void
+ af_glyph_hints_dump_edges( AF_GlyphHints hints )
+ {
+ FT_UNUSED( hints );
+ }
+
+#ifdef __cplusplus
+ }
+#endif
+
+#endif /* !FT_DEBUG_AUTOFIT */
+
+
+ /* Compute the direction value of a given vector. */
+
+ FT_LOCAL_DEF( AF_Direction )
+ af_direction_compute( FT_Pos dx,
+ FT_Pos dy )
+ {
+ FT_Pos ll, ss; /* long and short arm lengths */
+ AF_Direction dir; /* candidate direction */
+
+
+ if ( dy >= dx )
+ {
+ if ( dy >= -dx )
+ {
+ dir = AF_DIR_UP;
+ ll = dy;
+ ss = dx;
+ }
+ else
+ {
+ dir = AF_DIR_LEFT;
+ ll = -dx;
+ ss = dy;
+ }
+ }
+ else /* dy < dx */
+ {
+ if ( dy >= -dx )
+ {
+ dir = AF_DIR_RIGHT;
+ ll = dx;
+ ss = dy;
+ }
+ else
+ {
+ dir = AF_DIR_DOWN;
+ ll = dy;
+ ss = dx;
+ }
+ }
+
+ /* return no direction if arm lengths differ too much */
+ /* (value 14 is heuristic) */
+ ss *= 14;
+ if ( FT_ABS( ll ) <= FT_ABS( ss ) )
+ dir = AF_DIR_NONE;
+
+ return dir;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ af_glyph_hints_init( AF_GlyphHints hints,
+ FT_Memory memory )
+ {
+ FT_ZERO( hints );
+ hints->memory = memory;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ af_glyph_hints_done( AF_GlyphHints hints )
+ {
+ if ( hints && hints->memory )
+ {
+ FT_Memory memory = hints->memory;
+ int dim;
+
+
+ /*
+ * note that we don't need to free the segment and edge
+ * buffers since they are really within the hints->points array
+ */
+ for ( dim = 0; dim < AF_DIMENSION_MAX; dim++ )
+ {
+ AF_AxisHints axis = &hints->axis[dim];
+
+
+ axis->num_segments = 0;
+ axis->max_segments = 0;
+ FT_FREE( axis->segments );
+
+ axis->num_edges = 0;
+ axis->max_edges = 0;
+ FT_FREE( axis->edges );
+ }
+
+ FT_FREE( hints->contours );
+ hints->max_contours = 0;
+ hints->num_contours = 0;
+
+ FT_FREE( hints->points );
+ hints->num_points = 0;
+ hints->max_points = 0;
+
+ hints->memory = NULL;
+ }
+ }
+
+
+ /* Reset metrics. */
+
+ FT_LOCAL_DEF( void )
+ af_glyph_hints_rescale( AF_GlyphHints hints,
+ AF_ScriptMetrics metrics )
+ {
+ hints->metrics = metrics;
+ hints->scaler_flags = metrics->scaler.flags;
+ }
+
+
+ /* Recompute all AF_Point in AF_GlyphHints from the definitions */
+ /* in a source outline. */
+
+ FT_LOCAL_DEF( FT_Error )
+ af_glyph_hints_reload( AF_GlyphHints hints,
+ FT_Outline* outline )
+ {
+ FT_Error error = AF_Err_Ok;
+ AF_Point points;
+ FT_UInt old_max, new_max;
+ FT_Fixed x_scale = hints->x_scale;
+ FT_Fixed y_scale = hints->y_scale;
+ FT_Pos x_delta = hints->x_delta;
+ FT_Pos y_delta = hints->y_delta;
+ FT_Memory memory = hints->memory;
+
+
+ hints->num_points = 0;
+ hints->num_contours = 0;
+
+ hints->axis[0].num_segments = 0;
+ hints->axis[0].num_edges = 0;
+ hints->axis[1].num_segments = 0;
+ hints->axis[1].num_edges = 0;
+
+ /* first of all, reallocate the contours array if necessary */
+ new_max = (FT_UInt)outline->n_contours;
+ old_max = hints->max_contours;
+ if ( new_max > old_max )
+ {
+ new_max = ( new_max + 3 ) & ~3; /* round up to a multiple of 4 */
+
+ if ( FT_RENEW_ARRAY( hints->contours, old_max, new_max ) )
+ goto Exit;
+
+ hints->max_contours = new_max;
+ }
+
+ /*
+ * then reallocate the points arrays if necessary --
+ * note that we reserve two additional point positions, used to
+ * hint metrics appropriately
+ */
+ new_max = (FT_UInt)( outline->n_points + 2 );
+ old_max = hints->max_points;
+ if ( new_max > old_max )
+ {
+ new_max = ( new_max + 2 + 7 ) & ~7; /* round up to a multiple of 8 */
+
+ if ( FT_RENEW_ARRAY( hints->points, old_max, new_max ) )
+ goto Exit;
+
+ hints->max_points = new_max;
+ }
+
+ hints->num_points = outline->n_points;
+ hints->num_contours = outline->n_contours;
+
+ /* We can't rely on the value of `FT_Outline.flags' to know the fill */
+ /* direction used for a glyph, given that some fonts are broken (e.g., */
+ /* the Arphic ones). We thus recompute it each time we need to. */
+ /* */
+ hints->axis[AF_DIMENSION_HORZ].major_dir = AF_DIR_UP;
+ hints->axis[AF_DIMENSION_VERT].major_dir = AF_DIR_LEFT;
+
+ if ( FT_Outline_Get_Orientation( outline ) == FT_ORIENTATION_POSTSCRIPT )
+ {
+ hints->axis[AF_DIMENSION_HORZ].major_dir = AF_DIR_DOWN;
+ hints->axis[AF_DIMENSION_VERT].major_dir = AF_DIR_RIGHT;
+ }
+
+ hints->x_scale = x_scale;
+ hints->y_scale = y_scale;
+ hints->x_delta = x_delta;
+ hints->y_delta = y_delta;
+
+ hints->xmin_delta = 0;
+ hints->xmax_delta = 0;
+
+ points = hints->points;
+ if ( hints->num_points == 0 )
+ goto Exit;
+
+ {
+ AF_Point point;
+ AF_Point point_limit = points + hints->num_points;
+
+
+ /* compute coordinates & Bezier flags, next and prev */
+ {
+ FT_Vector* vec = outline->points;
+ char* tag = outline->tags;
+ AF_Point end = points + outline->contours[0];
+ AF_Point prev = end;
+ FT_Int contour_index = 0;
+
+
+ for ( point = points; point < point_limit; point++, vec++, tag++ )
+ {
+ point->fx = (FT_Short)vec->x;
+ point->fy = (FT_Short)vec->y;
+ point->ox = point->x = FT_MulFix( vec->x, x_scale ) + x_delta;
+ point->oy = point->y = FT_MulFix( vec->y, y_scale ) + y_delta;
+
+ switch ( FT_CURVE_TAG( *tag ) )
+ {
+ case FT_CURVE_TAG_CONIC:
+ point->flags = AF_FLAG_CONIC;
+ break;
+ case FT_CURVE_TAG_CUBIC:
+ point->flags = AF_FLAG_CUBIC;
+ break;
+ default:
+ point->flags = AF_FLAG_NONE;
+ }
+
+ point->prev = prev;
+ prev->next = point;
+ prev = point;
+
+ if ( point == end )
+ {
+ if ( ++contour_index < outline->n_contours )
+ {
+ end = points + outline->contours[contour_index];
+ prev = end;
+ }
+ }
+ }
+ }
+
+ /* set up the contours array */
+ {
+ AF_Point* contour = hints->contours;
+ AF_Point* contour_limit = contour + hints->num_contours;
+ short* end = outline->contours;
+ short idx = 0;
+
+
+ for ( ; contour < contour_limit; contour++, end++ )
+ {
+ contour[0] = points + idx;
+ idx = (short)( end[0] + 1 );
+ }
+ }
+
+ /* compute directions of in & out vectors */
+ {
+ AF_Point first = points;
+ AF_Point prev = NULL;
+ FT_Pos in_x = 0;
+ FT_Pos in_y = 0;
+ AF_Direction in_dir = AF_DIR_NONE;
+
+
+ for ( point = points; point < point_limit; point++ )
+ {
+ AF_Point next;
+ FT_Pos out_x, out_y;
+
+
+ if ( point == first )
+ {
+ prev = first->prev;
+ in_x = first->fx - prev->fx;
+ in_y = first->fy - prev->fy;
+ in_dir = af_direction_compute( in_x, in_y );
+ first = prev + 1;
+ }
+
+ point->in_dir = (FT_Char)in_dir;
+
+ next = point->next;
+ out_x = next->fx - point->fx;
+ out_y = next->fy - point->fy;
+
+ in_dir = af_direction_compute( out_x, out_y );
+ point->out_dir = (FT_Char)in_dir;
+
+ /* check for weak points */
+
+ if ( point->flags & ( AF_FLAG_CONIC | AF_FLAG_CUBIC ) )
+ {
+ Is_Weak_Point:
+ point->flags |= AF_FLAG_WEAK_INTERPOLATION;
+ }
+ else if ( point->out_dir == point->in_dir )
+ {
+ if ( point->out_dir != AF_DIR_NONE )
+ goto Is_Weak_Point;
+
+ if ( ft_corner_is_flat( in_x, in_y, out_x, out_y ) )
+ goto Is_Weak_Point;
+ }
+ else if ( point->in_dir == -point->out_dir )
+ goto Is_Weak_Point;
+
+ in_x = out_x;
+ in_y = out_y;
+ prev = point;
+ }
+ }
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ /* Store the hinted outline in an FT_Outline structure. */
+
+ FT_LOCAL_DEF( void )
+ af_glyph_hints_save( AF_GlyphHints hints,
+ FT_Outline* outline )
+ {
+ AF_Point point = hints->points;
+ AF_Point limit = point + hints->num_points;
+ FT_Vector* vec = outline->points;
+ char* tag = outline->tags;
+
+
+ for ( ; point < limit; point++, vec++, tag++ )
+ {
+ vec->x = point->x;
+ vec->y = point->y;
+
+ if ( point->flags & AF_FLAG_CONIC )
+ tag[0] = FT_CURVE_TAG_CONIC;
+ else if ( point->flags & AF_FLAG_CUBIC )
+ tag[0] = FT_CURVE_TAG_CUBIC;
+ else
+ tag[0] = FT_CURVE_TAG_ON;
+ }
+ }
+
+
+ /****************************************************************
+ *
+ * EDGE POINT GRID-FITTING
+ *
+ ****************************************************************/
+
+
+ /* Align all points of an edge to the same coordinate value, */
+ /* either horizontally or vertically. */
+
+ FT_LOCAL_DEF( void )
+ af_glyph_hints_align_edge_points( AF_GlyphHints hints,
+ AF_Dimension dim )
+ {
+ AF_AxisHints axis = & hints->axis[dim];
+ AF_Segment segments = axis->segments;
+ AF_Segment segment_limit = segments + axis->num_segments;
+ AF_Segment seg;
+
+
+ if ( dim == AF_DIMENSION_HORZ )
+ {
+ for ( seg = segments; seg < segment_limit; seg++ )
+ {
+ AF_Edge edge = seg->edge;
+ AF_Point point, first, last;
+
+
+ if ( edge == NULL )
+ continue;
+
+ first = seg->first;
+ last = seg->last;
+ point = first;
+ for (;;)
+ {
+ point->x = edge->pos;
+ point->flags |= AF_FLAG_TOUCH_X;
+
+ if ( point == last )
+ break;
+
+ point = point->next;
+ }
+ }
+ }
+ else
+ {
+ for ( seg = segments; seg < segment_limit; seg++ )
+ {
+ AF_Edge edge = seg->edge;
+ AF_Point point, first, last;
+
+
+ if ( edge == NULL )
+ continue;
+
+ first = seg->first;
+ last = seg->last;
+ point = first;
+ for (;;)
+ {
+ point->y = edge->pos;
+ point->flags |= AF_FLAG_TOUCH_Y;
+
+ if ( point == last )
+ break;
+
+ point = point->next;
+ }
+ }
+ }
+ }
+
+
+ /****************************************************************
+ *
+ * STRONG POINT INTERPOLATION
+ *
+ ****************************************************************/
+
+
+ /* Hint the strong points -- this is equivalent to the TrueType `IP' */
+ /* hinting instruction. */
+
+ FT_LOCAL_DEF( void )
+ af_glyph_hints_align_strong_points( AF_GlyphHints hints,
+ AF_Dimension dim )
+ {
+ AF_Point points = hints->points;
+ AF_Point point_limit = points + hints->num_points;
+ AF_AxisHints axis = &hints->axis[dim];
+ AF_Edge edges = axis->edges;
+ AF_Edge edge_limit = edges + axis->num_edges;
+ AF_Flags touch_flag;
+
+
+ if ( dim == AF_DIMENSION_HORZ )
+ touch_flag = AF_FLAG_TOUCH_X;
+ else
+ touch_flag = AF_FLAG_TOUCH_Y;
+
+ if ( edges < edge_limit )
+ {
+ AF_Point point;
+ AF_Edge edge;
+
+
+ for ( point = points; point < point_limit; point++ )
+ {
+ FT_Pos u, ou, fu; /* point position */
+ FT_Pos delta;
+
+
+ if ( point->flags & touch_flag )
+ continue;
+
+ /* if this point is candidate to weak interpolation, we */
+ /* interpolate it after all strong points have been processed */
+
+ if ( ( point->flags & AF_FLAG_WEAK_INTERPOLATION ) &&
+ !( point->flags & AF_FLAG_INFLECTION ) )
+ continue;
+
+ if ( dim == AF_DIMENSION_VERT )
+ {
+ u = point->fy;
+ ou = point->oy;
+ }
+ else
+ {
+ u = point->fx;
+ ou = point->ox;
+ }
+
+ fu = u;
+
+ /* is the point before the first edge? */
+ edge = edges;
+ delta = edge->fpos - u;
+ if ( delta >= 0 )
+ {
+ u = edge->pos - ( edge->opos - ou );
+ goto Store_Point;
+ }
+
+ /* is the point after the last edge? */
+ edge = edge_limit - 1;
+ delta = u - edge->fpos;
+ if ( delta >= 0 )
+ {
+ u = edge->pos + ( ou - edge->opos );
+ goto Store_Point;
+ }
+
+ {
+ FT_PtrDist min, max, mid;
+ FT_Pos fpos;
+
+
+ /* find enclosing edges */
+ min = 0;
+ max = edge_limit - edges;
+
+#if 1
+ /* for a small number of edges, a linear search is better */
+ if ( max <= 8 )
+ {
+ FT_PtrDist nn;
+
+
+ for ( nn = 0; nn < max; nn++ )
+ if ( edges[nn].fpos >= u )
+ break;
+
+ if ( edges[nn].fpos == u )
+ {
+ u = edges[nn].pos;
+ goto Store_Point;
+ }
+ min = nn;
+ }
+ else
+#endif
+ while ( min < max )
+ {
+ mid = ( max + min ) >> 1;
+ edge = edges + mid;
+ fpos = edge->fpos;
+
+ if ( u < fpos )
+ max = mid;
+ else if ( u > fpos )
+ min = mid + 1;
+ else
+ {
+ /* we are on the edge */
+ u = edge->pos;
+ goto Store_Point;
+ }
+ }
+
+ /* point is not on an edge */
+ {
+ AF_Edge before = edges + min - 1;
+ AF_Edge after = edges + min + 0;
+
+
+ /* assert( before && after && before != after ) */
+ if ( before->scale == 0 )
+ before->scale = FT_DivFix( after->pos - before->pos,
+ after->fpos - before->fpos );
+
+ u = before->pos + FT_MulFix( fu - before->fpos,
+ before->scale );
+ }
+ }
+
+ Store_Point:
+ /* save the point position */
+ if ( dim == AF_DIMENSION_HORZ )
+ point->x = u;
+ else
+ point->y = u;
+
+ point->flags |= touch_flag;
+ }
+ }
+ }
+
+
+ /****************************************************************
+ *
+ * WEAK POINT INTERPOLATION
+ *
+ ****************************************************************/
+
+
+ /* Shift the original coordinates of all points between `p1' and */
+ /* `p2' to get hinted coordinates, using the same difference as */
+ /* given by `ref'. */
+
+ static void
+ af_iup_shift( AF_Point p1,
+ AF_Point p2,
+ AF_Point ref )
+ {
+ AF_Point p;
+ FT_Pos delta = ref->u - ref->v;
+
+
+ if ( delta == 0 )
+ return;
+
+ for ( p = p1; p < ref; p++ )
+ p->u = p->v + delta;
+
+ for ( p = ref + 1; p <= p2; p++ )
+ p->u = p->v + delta;
+ }
+
+
+ /* Interpolate the original coordinates of all points between `p1' and */
+ /* `p2' to get hinted coordinates, using `ref1' and `ref2' as the */
+ /* reference points. The `u' and `v' members are the current and */
+ /* original coordinate values, respectively. */
+ /* */
+ /* Details can be found in the TrueType bytecode specification. */
+
+ static void
+ af_iup_interp( AF_Point p1,
+ AF_Point p2,
+ AF_Point ref1,
+ AF_Point ref2 )
+ {
+ AF_Point p;
+ FT_Pos u;
+ FT_Pos v1 = ref1->v;
+ FT_Pos v2 = ref2->v;
+ FT_Pos d1 = ref1->u - v1;
+ FT_Pos d2 = ref2->u - v2;
+
+
+ if ( p1 > p2 )
+ return;
+
+ if ( v1 == v2 )
+ {
+ for ( p = p1; p <= p2; p++ )
+ {
+ u = p->v;
+
+ if ( u <= v1 )
+ u += d1;
+ else
+ u += d2;
+
+ p->u = u;
+ }
+ return;
+ }
+
+ if ( v1 < v2 )
+ {
+ for ( p = p1; p <= p2; p++ )
+ {
+ u = p->v;
+
+ if ( u <= v1 )
+ u += d1;
+ else if ( u >= v2 )
+ u += d2;
+ else
+ u = ref1->u + FT_MulDiv( u - v1, ref2->u - ref1->u, v2 - v1 );
+
+ p->u = u;
+ }
+ }
+ else
+ {
+ for ( p = p1; p <= p2; p++ )
+ {
+ u = p->v;
+
+ if ( u <= v2 )
+ u += d2;
+ else if ( u >= v1 )
+ u += d1;
+ else
+ u = ref1->u + FT_MulDiv( u - v1, ref2->u - ref1->u, v2 - v1 );
+
+ p->u = u;
+ }
+ }
+ }
+
+
+ /* Hint the weak points -- this is equivalent to the TrueType `IUP' */
+ /* hinting instruction. */
+
+ FT_LOCAL_DEF( void )
+ af_glyph_hints_align_weak_points( AF_GlyphHints hints,
+ AF_Dimension dim )
+ {
+ AF_Point points = hints->points;
+ AF_Point point_limit = points + hints->num_points;
+ AF_Point* contour = hints->contours;
+ AF_Point* contour_limit = contour + hints->num_contours;
+ AF_Flags touch_flag;
+ AF_Point point;
+ AF_Point end_point;
+ AF_Point first_point;
+
+
+ /* PASS 1: Move segment points to edge positions */
+
+ if ( dim == AF_DIMENSION_HORZ )
+ {
+ touch_flag = AF_FLAG_TOUCH_X;
+
+ for ( point = points; point < point_limit; point++ )
+ {
+ point->u = point->x;
+ point->v = point->ox;
+ }
+ }
+ else
+ {
+ touch_flag = AF_FLAG_TOUCH_Y;
+
+ for ( point = points; point < point_limit; point++ )
+ {
+ point->u = point->y;
+ point->v = point->oy;
+ }
+ }
+
+ point = points;
+
+ for ( ; contour < contour_limit; contour++ )
+ {
+ AF_Point first_touched, last_touched;
+
+
+ point = *contour;
+ end_point = point->prev;
+ first_point = point;
+
+ /* find first touched point */
+ for (;;)
+ {
+ if ( point > end_point ) /* no touched point in contour */
+ goto NextContour;
+
+ if ( point->flags & touch_flag )
+ break;
+
+ point++;
+ }
+
+ first_touched = point;
+ last_touched = point;
+
+ for (;;)
+ {
+ FT_ASSERT( point <= end_point &&
+ ( point->flags & touch_flag ) != 0 );
+
+ /* skip any touched neighbours */
+ while ( point < end_point &&
+ ( point[1].flags & touch_flag ) != 0 )
+ point++;
+
+ last_touched = point;
+
+ /* find the next touched point, if any */
+ point++;
+ for (;;)
+ {
+ if ( point > end_point )
+ goto EndContour;
+
+ if ( ( point->flags & touch_flag ) != 0 )
+ break;
+
+ point++;
+ }
+
+ /* interpolate between last_touched and point */
+ af_iup_interp( last_touched + 1, point - 1,
+ last_touched, point );
+ }
+
+ EndContour:
+ /* special case: only one point was touched */
+ if ( last_touched == first_touched )
+ af_iup_shift( first_point, end_point, first_touched );
+
+ else /* interpolate the last part */
+ {
+ if ( last_touched < end_point )
+ af_iup_interp( last_touched + 1, end_point,
+ last_touched, first_touched );
+
+ if ( first_touched > points )
+ af_iup_interp( first_point, first_touched - 1,
+ last_touched, first_touched );
+ }
+
+ NextContour:
+ ;
+ }
+
+ /* now save the interpolated values back to x/y */
+ if ( dim == AF_DIMENSION_HORZ )
+ {
+ for ( point = points; point < point_limit; point++ )
+ point->x = point->u;
+ }
+ else
+ {
+ for ( point = points; point < point_limit; point++ )
+ point->y = point->u;
+ }
+ }
+
+
+#ifdef AF_CONFIG_OPTION_USE_WARPER
+
+ /* Apply (small) warp scale and warp delta for given dimension. */
+
+ FT_LOCAL_DEF( void )
+ af_glyph_hints_scale_dim( AF_GlyphHints hints,
+ AF_Dimension dim,
+ FT_Fixed scale,
+ FT_Pos delta )
+ {
+ AF_Point points = hints->points;
+ AF_Point points_limit = points + hints->num_points;
+ AF_Point point;
+
+
+ if ( dim == AF_DIMENSION_HORZ )
+ {
+ for ( point = points; point < points_limit; point++ )
+ point->x = FT_MulFix( point->fx, scale ) + delta;
+ }
+ else
+ {
+ for ( point = points; point < points_limit; point++ )
+ point->y = FT_MulFix( point->fy, scale ) + delta;
+ }
+ }
+
+#endif /* AF_CONFIG_OPTION_USE_WARPER */
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* afhints.h */
+/* */
+/* Auto-fitter hinting routines (specification). */
+/* */
+/* Copyright 2003-2008, 2010-2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __AFHINTS_H__
+#define __AFHINTS_H__
+
+#include "aftypes.h"
+
+#define xxAF_SORT_SEGMENTS
+
+FT_BEGIN_HEADER
+
+ /*
+ * The definition of outline glyph hints. These are shared by all
+ * script analysis routines (until now).
+ */
+
+ typedef enum AF_Dimension_
+ {
+ AF_DIMENSION_HORZ = 0, /* x coordinates, */
+ /* i.e., vertical segments & edges */
+ AF_DIMENSION_VERT = 1, /* y coordinates, */
+ /* i.e., horizontal segments & edges */
+
+ AF_DIMENSION_MAX /* do not remove */
+
+ } AF_Dimension;
+
+
+ /* hint directions -- the values are computed so that two vectors are */
+ /* in opposite directions iff `dir1 + dir2 == 0' */
+ typedef enum AF_Direction_
+ {
+ AF_DIR_NONE = 4,
+ AF_DIR_RIGHT = 1,
+ AF_DIR_LEFT = -1,
+ AF_DIR_UP = 2,
+ AF_DIR_DOWN = -2
+
+ } AF_Direction;
+
+
+ /*
+ * The following explanations are mostly taken from the article
+ *
+ * Real-Time Grid Fitting of Typographic Outlines
+ *
+ * by David Turner and Werner Lemberg
+ *
+ * http://www.tug.org/TUGboat/Articles/tb24-3/lemberg.pdf
+ *
+ *
+ * Segments
+ *
+ * `af_{cjk,latin,...}_hints_compute_segments' are the functions to
+ * find segments in an outline. A segment is a series of consecutive
+ * points that are approximately aligned along a coordinate axis. The
+ * analysis to do so is specific to a script.
+ *
+ * A segment must have at least two points, except in the case of
+ * `fake' segments that are generated to hint metrics appropriately,
+ * and which consist of a single point.
+ *
+ *
+ * Edges
+ *
+ * As soon as segments are defined, the auto-hinter groups them into
+ * edges. An edge corresponds to a single position on the main
+ * dimension that collects one or more segments (allowing for a small
+ * threshold).
+ *
+ * The auto-hinter first tries to grid fit edges, then to align
+ * segments on the edges unless it detects that they form a serif.
+ *
+ * `af_{cjk,latin,...}_hints_compute_edges' are the functions to find
+ * edges; they are specific to a script.
+ *
+ *
+ * A H
+ * | |
+ * | |
+ * | |
+ * | |
+ * C | | F
+ * +------<-----+ +-----<------+
+ * | B G |
+ * | |
+ * | |
+ * +--------------->------------------+
+ * D E
+ *
+ *
+ * Stems
+ *
+ * Segments need to be `linked' to other ones in order to detect stems.
+ * A stem is made of two segments that face each other in opposite
+ * directions and that are sufficiently close to each other. Using
+ * vocabulary from the TrueType specification, stem segments form a
+ * `black distance'.
+ *
+ * In the above ASCII drawing, the horizontal segments are BC, DE, and
+ * FG; the vertical segments are AB, CD, EF, and GH.
+ *
+ * Each segment has at most one `best' candidate to form a black
+ * distance, or no candidate at all. Notice that two distinct segments
+ * can have the same candidate, which frequently means a serif.
+ *
+ * A stem is recognized by the following condition:
+ *
+ * best segment_1 = segment_2 && best segment_2 = segment_1
+ *
+ * The best candidate is stored in field `link' in structure
+ * `AF_Segment'.
+ *
+ * Stems are detected by `af_{cjk,latin,...}_hint_edges'.
+ *
+ * In the above ASCII drawing, the best candidate for both AB and CD is
+ * GH, while the best candidate for GH is AB. Similarly, the best
+ * candidate for EF and GH is AB, while the best candidate for AB is
+ * GH.
+ *
+ *
+ * Serifs
+ *
+ * On the opposite, a serif has
+ *
+ * best segment_1 = segment_2 && best segment_2 != segment_1
+ *
+ * where segment_1 corresponds to the serif segment (CD and EF in the
+ * above ASCII drawing).
+ *
+ * The best candidate is stored in field `serif' in structure
+ * `AF_Segment' (and `link' is set to NULL).
+ *
+ * Serifs are detected by `af_{cjk,latin,...}_hint_edges'.
+ *
+ *
+ * Touched points
+ *
+ * A point is called `touched' if it has been processed somehow by the
+ * auto-hinter. It basically means that it shouldn't be moved again
+ * (or moved only under certain constraints to preserve the already
+ * applied processing).
+ *
+ *
+ * Flat and round segments
+ *
+ * Segments are `round' or `flat', depending on the series of points
+ * that define them. A segment is round if the next and previous point
+ * of an extremum (which can be either a single point or sequence of
+ * points) are both conic or cubic control points. Otherwise, a
+ * segment with an extremum is flat.
+ *
+ *
+ * Strong Points
+ *
+ * Experience has shown that points which are not part of an edge need
+ * to be interpolated linearly between their two closest edges, even if
+ * these are not part of the contour of those particular points.
+ * Typical candidates for this are
+ *
+ * - angle points (i.e., points where the `in' and `out' direction
+ * differ greatly)
+ *
+ * - inflection points (i.e., where the `in' and `out' angles are the
+ * same, but the curvature changes sign)
+ *
+ * `af_glyph_hints_align_strong_points' is the function which takes
+ * care of such situations; it is equivalent to the TrueType `IP'
+ * hinting instruction.
+ *
+ *
+ * Weak Points
+ *
+ * Other points in the outline must be interpolated using the
+ * coordinates of their previous and next unfitted contour neighbours.
+ * These are called `weak points' and are touched by the function
+ * `af_glyph_hints_align_weak_points', equivalent to the TrueType `IUP'
+ * hinting instruction. Typical candidates are control points and
+ * points on the contour without a major direction.
+ *
+ * The major effect is to reduce possible distortion caused by
+ * alignment of edges and strong points, thus weak points are processed
+ * after strong points.
+ */
+
+
+ /* point hint flags */
+ typedef enum AF_Flags_
+ {
+ AF_FLAG_NONE = 0,
+
+ /* point type flags */
+ AF_FLAG_CONIC = 1 << 0,
+ AF_FLAG_CUBIC = 1 << 1,
+ AF_FLAG_CONTROL = AF_FLAG_CONIC | AF_FLAG_CUBIC,
+
+ /* point extremum flags */
+ AF_FLAG_EXTREMA_X = 1 << 2,
+ AF_FLAG_EXTREMA_Y = 1 << 3,
+
+ /* point roundness flags */
+ AF_FLAG_ROUND_X = 1 << 4,
+ AF_FLAG_ROUND_Y = 1 << 5,
+
+ /* point touch flags */
+ AF_FLAG_TOUCH_X = 1 << 6,
+ AF_FLAG_TOUCH_Y = 1 << 7,
+
+ /* candidates for weak interpolation have this flag set */
+ AF_FLAG_WEAK_INTERPOLATION = 1 << 8,
+
+ /* all inflection points in the outline have this flag set */
+ AF_FLAG_INFLECTION = 1 << 9
+
+ } AF_Flags;
+
+
+ /* edge hint flags */
+ typedef enum AF_Edge_Flags_
+ {
+ AF_EDGE_NORMAL = 0,
+ AF_EDGE_ROUND = 1 << 0,
+ AF_EDGE_SERIF = 1 << 1,
+ AF_EDGE_DONE = 1 << 2
+
+ } AF_Edge_Flags;
+
+
+ typedef struct AF_PointRec_* AF_Point;
+ typedef struct AF_SegmentRec_* AF_Segment;
+ typedef struct AF_EdgeRec_* AF_Edge;
+
+
+ typedef struct AF_PointRec_
+ {
+ FT_UShort flags; /* point flags used by hinter */
+ FT_Char in_dir; /* direction of inwards vector */
+ FT_Char out_dir; /* direction of outwards vector */
+
+ FT_Pos ox, oy; /* original, scaled position */
+ FT_Short fx, fy; /* original, unscaled position (font units) */
+ FT_Pos x, y; /* current position */
+ FT_Pos u, v; /* current (x,y) or (y,x) depending on context */
+
+ AF_Point next; /* next point in contour */
+ AF_Point prev; /* previous point in contour */
+
+ } AF_PointRec;
+
+
+ typedef struct AF_SegmentRec_
+ {
+ FT_Byte flags; /* edge/segment flags for this segment */
+ FT_Char dir; /* segment direction */
+ FT_Short pos; /* position of segment */
+ FT_Short min_coord; /* minimum coordinate of segment */
+ FT_Short max_coord; /* maximum coordinate of segment */
+ FT_Short height; /* the hinted segment height */
+
+ AF_Edge edge; /* the segment's parent edge */
+ AF_Segment edge_next; /* link to next segment in parent edge */
+
+ AF_Segment link; /* (stem) link segment */
+ AF_Segment serif; /* primary segment for serifs */
+ FT_Pos num_linked; /* number of linked segments */
+ FT_Pos score; /* used during stem matching */
+ FT_Pos len; /* used during stem matching */
+
+ AF_Point first; /* first point in edge segment */
+ AF_Point last; /* last point in edge segment */
+
+ } AF_SegmentRec;
+
+
+ typedef struct AF_EdgeRec_
+ {
+ FT_Short fpos; /* original, unscaled position (font units) */
+ FT_Pos opos; /* original, scaled position */
+ FT_Pos pos; /* current position */
+
+ FT_Byte flags; /* edge flags */
+ FT_Char dir; /* edge direction */
+ FT_Fixed scale; /* used to speed up interpolation between edges */
+ AF_Width blue_edge; /* non-NULL if this is a blue edge */
+
+ AF_Edge link; /* link edge */
+ AF_Edge serif; /* primary edge for serifs */
+ FT_Short num_linked; /* number of linked edges */
+ FT_Int score; /* used during stem matching */
+
+ AF_Segment first; /* first segment in edge */
+ AF_Segment last; /* last segment in edge */
+
+ } AF_EdgeRec;
+
+
+ typedef struct AF_AxisHintsRec_
+ {
+ FT_Int num_segments; /* number of used segments */
+ FT_Int max_segments; /* number of allocated segments */
+ AF_Segment segments; /* segments array */
+#ifdef AF_SORT_SEGMENTS
+ FT_Int mid_segments;
+#endif
+
+ FT_Int num_edges; /* number of used edges */
+ FT_Int max_edges; /* number of allocated edges */
+ AF_Edge edges; /* edges array */
+
+ AF_Direction major_dir; /* either vertical or horizontal */
+
+ } AF_AxisHintsRec, *AF_AxisHints;
+
+
+ typedef struct AF_GlyphHintsRec_
+ {
+ FT_Memory memory;
+
+ FT_Fixed x_scale;
+ FT_Pos x_delta;
+
+ FT_Fixed y_scale;
+ FT_Pos y_delta;
+
+ FT_Int max_points; /* number of allocated points */
+ FT_Int num_points; /* number of used points */
+ AF_Point points; /* points array */
+
+ FT_Int max_contours; /* number of allocated contours */
+ FT_Int num_contours; /* number of used contours */
+ AF_Point* contours; /* contours array */
+
+ AF_AxisHintsRec axis[AF_DIMENSION_MAX];
+
+ FT_UInt32 scaler_flags; /* copy of scaler flags */
+ FT_UInt32 other_flags; /* free for script-specific */
+ /* implementations */
+ AF_ScriptMetrics metrics;
+
+ FT_Pos xmin_delta; /* used for warping */
+ FT_Pos xmax_delta;
+
+ } AF_GlyphHintsRec;
+
+
+#define AF_HINTS_TEST_SCALER( h, f ) ( (h)->scaler_flags & (f) )
+#define AF_HINTS_TEST_OTHER( h, f ) ( (h)->other_flags & (f) )
+
+
+#ifdef FT_DEBUG_AUTOFIT
+
+#define AF_HINTS_DO_HORIZONTAL( h ) \
+ ( !_af_debug_disable_horz_hints && \
+ !AF_HINTS_TEST_SCALER( h, AF_SCALER_FLAG_NO_HORIZONTAL ) )
+
+#define AF_HINTS_DO_VERTICAL( h ) \
+ ( !_af_debug_disable_vert_hints && \
+ !AF_HINTS_TEST_SCALER( h, AF_SCALER_FLAG_NO_VERTICAL ) )
+
+#define AF_HINTS_DO_ADVANCE( h ) \
+ !AF_HINTS_TEST_SCALER( h, AF_SCALER_FLAG_NO_ADVANCE )
+
+#define AF_HINTS_DO_BLUES( h ) ( !_af_debug_disable_blue_hints )
+
+#else /* !FT_DEBUG_AUTOFIT */
+
+#define AF_HINTS_DO_HORIZONTAL( h ) \
+ !AF_HINTS_TEST_SCALER( h, AF_SCALER_FLAG_NO_HORIZONTAL )
+
+#define AF_HINTS_DO_VERTICAL( h ) \
+ !AF_HINTS_TEST_SCALER( h, AF_SCALER_FLAG_NO_VERTICAL )
+
+#define AF_HINTS_DO_ADVANCE( h ) \
+ !AF_HINTS_TEST_SCALER( h, AF_SCALER_FLAG_NO_ADVANCE )
+
+#define AF_HINTS_DO_BLUES( h ) 1
+
+#endif /* !FT_DEBUG_AUTOFIT */
+
+
+ FT_LOCAL( AF_Direction )
+ af_direction_compute( FT_Pos dx,
+ FT_Pos dy );
+
+
+ FT_LOCAL( FT_Error )
+ af_axis_hints_new_segment( AF_AxisHints axis,
+ FT_Memory memory,
+ AF_Segment *asegment );
+
+ FT_LOCAL( FT_Error)
+ af_axis_hints_new_edge( AF_AxisHints axis,
+ FT_Int fpos,
+ AF_Direction dir,
+ FT_Memory memory,
+ AF_Edge *edge );
+
+ FT_LOCAL( void )
+ af_glyph_hints_init( AF_GlyphHints hints,
+ FT_Memory memory );
+
+ FT_LOCAL( void )
+ af_glyph_hints_rescale( AF_GlyphHints hints,
+ AF_ScriptMetrics metrics );
+
+ FT_LOCAL( FT_Error )
+ af_glyph_hints_reload( AF_GlyphHints hints,
+ FT_Outline* outline );
+
+ FT_LOCAL( void )
+ af_glyph_hints_save( AF_GlyphHints hints,
+ FT_Outline* outline );
+
+ FT_LOCAL( void )
+ af_glyph_hints_align_edge_points( AF_GlyphHints hints,
+ AF_Dimension dim );
+
+ FT_LOCAL( void )
+ af_glyph_hints_align_strong_points( AF_GlyphHints hints,
+ AF_Dimension dim );
+
+ FT_LOCAL( void )
+ af_glyph_hints_align_weak_points( AF_GlyphHints hints,
+ AF_Dimension dim );
+
+#ifdef AF_CONFIG_OPTION_USE_WARPER
+ FT_LOCAL( void )
+ af_glyph_hints_scale_dim( AF_GlyphHints hints,
+ AF_Dimension dim,
+ FT_Fixed scale,
+ FT_Pos delta );
+#endif
+
+ FT_LOCAL( void )
+ af_glyph_hints_done( AF_GlyphHints hints );
+
+/* */
+
+#define AF_SEGMENT_LEN( seg ) ( (seg)->max_coord - (seg)->min_coord )
+
+#define AF_SEGMENT_DIST( seg1, seg2 ) ( ( (seg1)->pos > (seg2)->pos ) \
+ ? (seg1)->pos - (seg2)->pos \
+ : (seg2)->pos - (seg1)->pos )
+
+
+FT_END_HEADER
+
+#endif /* __AFHINTS_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* afindic.c */
+/* */
+/* Auto-fitter hinting routines for Indic scripts (body). */
+/* */
+/* Copyright 2007, 2011 by */
+/* Rahul Bhalerao <rahul.bhalerao@redhat.com>, <b.rahul.pm@gmail.com>. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include "aftypes.h"
+#include "aflatin.h"
+
+
+#ifdef AF_CONFIG_OPTION_INDIC
+
+#include "afindic.h"
+#include "aferrors.h"
+#include "afcjk.h"
+
+
+#ifdef AF_CONFIG_OPTION_USE_WARPER
+#include "afwarp.h"
+#endif
+
+
+ static FT_Error
+ af_indic_metrics_init( AF_CJKMetrics metrics,
+ FT_Face face )
+ {
+ /* skip blue zone init in CJK routines */
+ FT_CharMap oldmap = face->charmap;
+
+
+ metrics->units_per_em = face->units_per_EM;
+
+ if ( FT_Select_Charmap( face, FT_ENCODING_UNICODE ) )
+ face->charmap = NULL;
+ else
+ {
+ af_cjk_metrics_init_widths( metrics, face, 0x7530 );
+#if 0
+ /* either need indic specific blue_chars[] or just skip blue zones */
+ af_cjk_metrics_init_blues( metrics, face, af_cjk_blue_chars );
+#endif
+ af_cjk_metrics_check_digits( metrics, face );
+ }
+
+ FT_Set_Charmap( face, oldmap );
+
+ return AF_Err_Ok;
+ }
+
+
+ static void
+ af_indic_metrics_scale( AF_CJKMetrics metrics,
+ AF_Scaler scaler )
+ {
+ /* use CJK routines */
+ af_cjk_metrics_scale( metrics, scaler );
+ }
+
+
+ static FT_Error
+ af_indic_hints_init( AF_GlyphHints hints,
+ AF_CJKMetrics metrics )
+ {
+ /* use CJK routines */
+ return af_cjk_hints_init( hints, metrics );
+ }
+
+
+ static FT_Error
+ af_indic_hints_apply( AF_GlyphHints hints,
+ FT_Outline* outline,
+ AF_CJKMetrics metrics )
+ {
+ /* use CJK routines */
+ return af_cjk_hints_apply( hints, outline, metrics );
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** I N D I C S C R I P T C L A S S *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ static const AF_Script_UniRangeRec af_indic_uniranges[] =
+ {
+#if 0
+ AF_UNIRANGE_REC( 0x0100UL, 0xFFFFUL ), /* why this? */
+#endif
+ AF_UNIRANGE_REC( 0x0900UL, 0x0DFFUL), /* Indic Range */
+ AF_UNIRANGE_REC( 0x0F00UL, 0x0FFFUL), /* Tibetan */
+ AF_UNIRANGE_REC( 0x1900UL, 0x194FUL), /* Limbu */
+ AF_UNIRANGE_REC( 0x1B80UL, 0x1BBFUL), /* Sundanese */
+ AF_UNIRANGE_REC( 0x1C80UL, 0x1CDFUL), /* Meetei Mayak */
+ AF_UNIRANGE_REC( 0xA800UL, 0xA82FUL), /* Syloti Nagri */
+ AF_UNIRANGE_REC( 0x11800UL, 0x118DFUL), /* Sharada */
+ AF_UNIRANGE_REC( 0UL, 0UL)
+ };
+
+
+ AF_DEFINE_SCRIPT_CLASS( af_indic_script_class,
+ AF_SCRIPT_INDIC,
+ af_indic_uniranges,
+
+ sizeof ( AF_CJKMetricsRec ),
+
+ (AF_Script_InitMetricsFunc) af_indic_metrics_init,
+ (AF_Script_ScaleMetricsFunc)af_indic_metrics_scale,
+ (AF_Script_DoneMetricsFunc) NULL,
+
+ (AF_Script_InitHintsFunc) af_indic_hints_init,
+ (AF_Script_ApplyHintsFunc) af_indic_hints_apply
+ )
+
+#else /* !AF_CONFIG_OPTION_INDIC */
+
+ static const AF_Script_UniRangeRec af_indic_uniranges[] =
+ {
+ { 0, 0 }
+ };
+
+
+ AF_DEFINE_SCRIPT_CLASS( af_indic_script_class,
+ AF_SCRIPT_INDIC,
+ af_indic_uniranges,
+
+ sizeof ( AF_CJKMetricsRec ),
+
+ (AF_Script_InitMetricsFunc) NULL,
+ (AF_Script_ScaleMetricsFunc)NULL,
+ (AF_Script_DoneMetricsFunc) NULL,
+
+ (AF_Script_InitHintsFunc) NULL,
+ (AF_Script_ApplyHintsFunc) NULL
+ )
+
+#endif /* !AF_CONFIG_OPTION_INDIC */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* afindic.h */
+/* */
+/* Auto-fitter hinting routines for Indic scripts (specification). */
+/* */
+/* Copyright 2007 by */
+/* Rahul Bhalerao <rahul.bhalerao@redhat.com>, <b.rahul.pm@gmail.com>. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __AFINDIC_H__
+#define __AFINDIC_H__
+
+#include "afhints.h"
+
+
+FT_BEGIN_HEADER
+
+
+ /* the Indic-specific script class */
+
+ AF_DECLARE_SCRIPT_CLASS(af_indic_script_class)
+
+
+/* */
+
+FT_END_HEADER
+
+#endif /* __AFINDIC_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* aflatin.c */
+/* */
+/* Auto-fitter hinting routines for latin script (body). */
+/* */
+/* Copyright 2003-2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_ADVANCES_H
+#include FT_INTERNAL_DEBUG_H
+
+#include "aflatin.h"
+#include "aferrors.h"
+
+
+#ifdef AF_CONFIG_OPTION_USE_WARPER
+#include "afwarp.h"
+#endif
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_aflatin
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** L A T I N G L O B A L M E T R I C S *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /* Find segments and links, compute all stem widths, and initialize */
+ /* standard width and height for the glyph with given charcode. */
+
+ FT_LOCAL_DEF( void )
+ af_latin_metrics_init_widths( AF_LatinMetrics metrics,
+ FT_Face face,
+ FT_ULong charcode )
+ {
+ /* scan the array of segments in each direction */
+ AF_GlyphHintsRec hints[1];
+
+
+ af_glyph_hints_init( hints, face->memory );
+
+ metrics->axis[AF_DIMENSION_HORZ].width_count = 0;
+ metrics->axis[AF_DIMENSION_VERT].width_count = 0;
+
+ {
+ FT_Error error;
+ FT_UInt glyph_index;
+ int dim;
+ AF_LatinMetricsRec dummy[1];
+ AF_Scaler scaler = &dummy->root.scaler;
+
+
+ glyph_index = FT_Get_Char_Index( face, charcode );
+ if ( glyph_index == 0 )
+ goto Exit;
+
+ error = FT_Load_Glyph( face, glyph_index, FT_LOAD_NO_SCALE );
+ if ( error || face->glyph->outline.n_points <= 0 )
+ goto Exit;
+
+ FT_ZERO( dummy );
+
+ dummy->units_per_em = metrics->units_per_em;
+
+ scaler->x_scale = 0x10000L;
+ scaler->y_scale = 0x10000L;
+ scaler->x_delta = 0;
+ scaler->y_delta = 0;
+
+ scaler->face = face;
+ scaler->render_mode = FT_RENDER_MODE_NORMAL;
+ scaler->flags = 0;
+
+ af_glyph_hints_rescale( hints, (AF_ScriptMetrics)dummy );
+
+ error = af_glyph_hints_reload( hints, &face->glyph->outline );
+ if ( error )
+ goto Exit;
+
+ for ( dim = 0; dim < AF_DIMENSION_MAX; dim++ )
+ {
+ AF_LatinAxis axis = &metrics->axis[dim];
+ AF_AxisHints axhints = &hints->axis[dim];
+ AF_Segment seg, limit, link;
+ FT_UInt num_widths = 0;
+
+
+ error = af_latin_hints_compute_segments( hints,
+ (AF_Dimension)dim );
+ if ( error )
+ goto Exit;
+
+ af_latin_hints_link_segments( hints,
+ (AF_Dimension)dim );
+
+ seg = axhints->segments;
+ limit = seg + axhints->num_segments;
+
+ for ( ; seg < limit; seg++ )
+ {
+ link = seg->link;
+
+ /* we only consider stem segments there! */
+ if ( link && link->link == seg && link > seg )
+ {
+ FT_Pos dist;
+
+
+ dist = seg->pos - link->pos;
+ if ( dist < 0 )
+ dist = -dist;
+
+ if ( num_widths < AF_LATIN_MAX_WIDTHS )
+ axis->widths[num_widths++].org = dist;
+ }
+ }
+
+ af_sort_widths( num_widths, axis->widths );
+ axis->width_count = num_widths;
+ }
+
+ Exit:
+ for ( dim = 0; dim < AF_DIMENSION_MAX; dim++ )
+ {
+ AF_LatinAxis axis = &metrics->axis[dim];
+ FT_Pos stdw;
+
+
+ stdw = ( axis->width_count > 0 )
+ ? axis->widths[0].org
+ : AF_LATIN_CONSTANT( metrics, 50 );
+
+ /* let's try 20% of the smallest width */
+ axis->edge_distance_threshold = stdw / 5;
+ axis->standard_width = stdw;
+ axis->extra_light = 0;
+ }
+ }
+
+ af_glyph_hints_done( hints );
+ }
+
+
+
+#define AF_LATIN_MAX_TEST_CHARACTERS 12
+
+
+ static const char af_latin_blue_chars[AF_LATIN_MAX_BLUES]
+ [AF_LATIN_MAX_TEST_CHARACTERS + 1] =
+ {
+ "THEZOCQS",
+ "HEZLOCUS",
+ "fijkdbh",
+ "xzroesc",
+ "xzroesc",
+ "pqgjy"
+ };
+
+
+ /* Find all blue zones. Flat segments give the reference points, */
+ /* round segments the overshoot positions. */
+
+ static void
+ af_latin_metrics_init_blues( AF_LatinMetrics metrics,
+ FT_Face face )
+ {
+ FT_Pos flats [AF_LATIN_MAX_TEST_CHARACTERS];
+ FT_Pos rounds[AF_LATIN_MAX_TEST_CHARACTERS];
+ FT_Int num_flats;
+ FT_Int num_rounds;
+ FT_Int bb;
+ AF_LatinBlue blue;
+ FT_Error error;
+ AF_LatinAxis axis = &metrics->axis[AF_DIMENSION_VERT];
+ FT_GlyphSlot glyph = face->glyph;
+
+
+ /* we compute the blues simply by loading each character from the */
+ /* `af_latin_blue_chars[blues]' string, then finding its top-most or */
+ /* bottom-most points (depending on `AF_IS_TOP_BLUE') */
+
+ FT_TRACE5(( "blue zones computation\n" ));
+ FT_TRACE5(( "------------------------------------------------\n" ));
+
+ for ( bb = 0; bb < AF_LATIN_BLUE_MAX; bb++ )
+ {
+ const char* p = af_latin_blue_chars[bb];
+ const char* limit = p + AF_LATIN_MAX_TEST_CHARACTERS;
+ FT_Pos* blue_ref;
+ FT_Pos* blue_shoot;
+
+
+ FT_TRACE5(( "blue %3d: ", bb ));
+
+ num_flats = 0;
+ num_rounds = 0;
+
+ for ( ; p < limit && *p; p++ )
+ {
+ FT_UInt glyph_index;
+ FT_Pos best_y; /* same as points.y */
+ FT_Int best_point, best_first, best_last;
+ FT_Vector* points;
+ FT_Bool round = 0;
+
+
+ FT_TRACE5(( "'%c'", *p ));
+
+ /* load the character in the face -- skip unknown or empty ones */
+ glyph_index = FT_Get_Char_Index( face, (FT_UInt)*p );
+ if ( glyph_index == 0 )
+ continue;
+
+ error = FT_Load_Glyph( face, glyph_index, FT_LOAD_NO_SCALE );
+ if ( error || glyph->outline.n_points <= 0 )
+ continue;
+
+ /* now compute min or max point indices and coordinates */
+ points = glyph->outline.points;
+ best_point = -1;
+ best_y = 0; /* make compiler happy */
+ best_first = 0; /* ditto */
+ best_last = 0; /* ditto */
+
+ {
+ FT_Int nn;
+ FT_Int first = 0;
+ FT_Int last = -1;
+
+
+ for ( nn = 0;
+ nn < glyph->outline.n_contours;
+ first = last + 1, nn++ )
+ {
+ FT_Int old_best_point = best_point;
+ FT_Int pp;
+
+
+ last = glyph->outline.contours[nn];
+
+ /* Avoid single-point contours since they are never rasterized. */
+ /* In some fonts, they correspond to mark attachment points */
+ /* which are way outside of the glyph's real outline. */
+ if ( last <= first )
+ continue;
+
+ if ( AF_LATIN_IS_TOP_BLUE( bb ) )
+ {
+ for ( pp = first; pp <= last; pp++ )
+ if ( best_point < 0 || points[pp].y > best_y )
+ {
+ best_point = pp;
+ best_y = points[pp].y;
+ }
+ }
+ else
+ {
+ for ( pp = first; pp <= last; pp++ )
+ if ( best_point < 0 || points[pp].y < best_y )
+ {
+ best_point = pp;
+ best_y = points[pp].y;
+ }
+ }
+
+ if ( best_point != old_best_point )
+ {
+ best_first = first;
+ best_last = last;
+ }
+ }
+ FT_TRACE5(( "%5d", best_y ));
+ }
+
+ /* now check whether the point belongs to a straight or round */
+ /* segment; we first need to find in which contour the extremum */
+ /* lies, then inspect its previous and next points */
+ if ( best_point >= 0 )
+ {
+ FT_Int prev, next;
+ FT_Pos dist;
+
+
+ /* now look for the previous and next points that are not on the */
+ /* same Y coordinate. Threshold the `closeness'... */
+ prev = best_point;
+ next = prev;
+
+ do
+ {
+ if ( prev > best_first )
+ prev--;
+ else
+ prev = best_last;
+
+ dist = points[prev].y - best_y;
+ if ( dist < -5 || dist > 5 )
+ break;
+
+ } while ( prev != best_point );
+
+ do
+ {
+ if ( next < best_last )
+ next++;
+ else
+ next = best_first;
+
+ dist = points[next].y - best_y;
+ if ( dist < -5 || dist > 5 )
+ break;
+
+ } while ( next != best_point );
+
+ /* now set the `round' flag depending on the segment's kind */
+ round = FT_BOOL(
+ FT_CURVE_TAG( glyph->outline.tags[prev] ) != FT_CURVE_TAG_ON ||
+ FT_CURVE_TAG( glyph->outline.tags[next] ) != FT_CURVE_TAG_ON );
+
+ FT_TRACE5(( "%c ", round ? 'r' : 'f' ));
+ }
+
+ if ( round )
+ rounds[num_rounds++] = best_y;
+ else
+ flats[num_flats++] = best_y;
+ }
+
+ FT_TRACE5(( "\n" ));
+
+ if ( num_flats == 0 && num_rounds == 0 )
+ {
+ /*
+ * we couldn't find a single glyph to compute this blue zone,
+ * we will simply ignore it then
+ */
+ FT_TRACE5(( "empty\n" ));
+ continue;
+ }
+
+ /* we have computed the contents of the `rounds' and `flats' tables, */
+ /* now determine the reference and overshoot position of the blue -- */
+ /* we simply take the median value after a simple sort */
+ af_sort_pos( num_rounds, rounds );
+ af_sort_pos( num_flats, flats );
+
+ blue = &axis->blues[axis->blue_count];
+ blue_ref = &blue->ref.org;
+ blue_shoot = &blue->shoot.org;
+
+ axis->blue_count++;
+
+ if ( num_flats == 0 )
+ {
+ *blue_ref =
+ *blue_shoot = rounds[num_rounds / 2];
+ }
+ else if ( num_rounds == 0 )
+ {
+ *blue_ref =
+ *blue_shoot = flats[num_flats / 2];
+ }
+ else
+ {
+ *blue_ref = flats[num_flats / 2];
+ *blue_shoot = rounds[num_rounds / 2];
+ }
+
+ /* there are sometimes problems: if the overshoot position of top */
+ /* zones is under its reference position, or the opposite for bottom */
+ /* zones. We must thus check everything there and correct the errors */
+ if ( *blue_shoot != *blue_ref )
+ {
+ FT_Pos ref = *blue_ref;
+ FT_Pos shoot = *blue_shoot;
+ FT_Bool over_ref = FT_BOOL( shoot > ref );
+
+
+ if ( AF_LATIN_IS_TOP_BLUE( bb ) ^ over_ref )
+ *blue_ref =
+ *blue_shoot = ( shoot + ref ) / 2;
+ }
+
+ blue->flags = 0;
+ if ( AF_LATIN_IS_TOP_BLUE( bb ) )
+ blue->flags |= AF_LATIN_BLUE_TOP;
+
+ /*
+ * The following flag is used later to adjust the y and x scales
+ * in order to optimize the pixel grid alignment of the top of small
+ * letters.
+ */
+ if ( bb == AF_LATIN_BLUE_SMALL_TOP )
+ blue->flags |= AF_LATIN_BLUE_ADJUSTMENT;
+
+ FT_TRACE5(( "-- ref = %ld, shoot = %ld\n", *blue_ref, *blue_shoot ));
+ }
+
+ FT_TRACE5(( "\n" ));
+
+ return;
+ }
+
+
+ /* Check whether all ASCII digits have the same advance width. */
+
+ FT_LOCAL_DEF( void )
+ af_latin_metrics_check_digits( AF_LatinMetrics metrics,
+ FT_Face face )
+ {
+ FT_UInt i;
+ FT_Bool started = 0, same_width = 1;
+ FT_Fixed advance, old_advance = 0;
+
+
+ /* digit `0' is 0x30 in all supported charmaps */
+ for ( i = 0x30; i <= 0x39; i++ )
+ {
+ FT_UInt glyph_index;
+
+
+ glyph_index = FT_Get_Char_Index( face, i );
+ if ( glyph_index == 0 )
+ continue;
+
+ if ( FT_Get_Advance( face, glyph_index,
+ FT_LOAD_NO_SCALE |
+ FT_LOAD_NO_HINTING |
+ FT_LOAD_IGNORE_TRANSFORM,
+ &advance ) )
+ continue;
+
+ if ( started )
+ {
+ if ( advance != old_advance )
+ {
+ same_width = 0;
+ break;
+ }
+ }
+ else
+ {
+ old_advance = advance;
+ started = 1;
+ }
+ }
+
+ metrics->root.digits_have_same_width = same_width;
+ }
+
+
+ /* Initialize global metrics. */
+
+ FT_LOCAL_DEF( FT_Error )
+ af_latin_metrics_init( AF_LatinMetrics metrics,
+ FT_Face face )
+ {
+ FT_Error error = AF_Err_Ok;
+ FT_CharMap oldmap = face->charmap;
+ FT_UInt ee;
+
+ static const FT_Encoding latin_encodings[] =
+ {
+ FT_ENCODING_UNICODE,
+ FT_ENCODING_APPLE_ROMAN,
+ FT_ENCODING_ADOBE_STANDARD,
+ FT_ENCODING_ADOBE_LATIN_1,
+
+ FT_ENCODING_NONE /* end of list */
+ };
+
+
+ metrics->units_per_em = face->units_per_EM;
+
+ /* do we have a latin charmap in there? */
+ for ( ee = 0; latin_encodings[ee] != FT_ENCODING_NONE; ee++ )
+ {
+ error = FT_Select_Charmap( face, latin_encodings[ee] );
+ if ( !error )
+ break;
+ }
+
+ if ( !error )
+ {
+ /* For now, compute the standard width and height from the `o'. */
+ af_latin_metrics_init_widths( metrics, face, 'o' );
+ af_latin_metrics_init_blues( metrics, face );
+ af_latin_metrics_check_digits( metrics, face );
+ }
+
+ FT_Set_Charmap( face, oldmap );
+ return AF_Err_Ok;
+ }
+
+
+ /* Adjust scaling value, then scale and shift widths */
+ /* and blue zones (if applicable) for given dimension. */
+
+ static void
+ af_latin_metrics_scale_dim( AF_LatinMetrics metrics,
+ AF_Scaler scaler,
+ AF_Dimension dim )
+ {
+ FT_Fixed scale;
+ FT_Pos delta;
+ AF_LatinAxis axis;
+ FT_UInt nn;
+
+
+ if ( dim == AF_DIMENSION_HORZ )
+ {
+ scale = scaler->x_scale;
+ delta = scaler->x_delta;
+ }
+ else
+ {
+ scale = scaler->y_scale;
+ delta = scaler->y_delta;
+ }
+
+ axis = &metrics->axis[dim];
+
+ if ( axis->org_scale == scale && axis->org_delta == delta )
+ return;
+
+ axis->org_scale = scale;
+ axis->org_delta = delta;
+
+ /*
+ * correct X and Y scale to optimize the alignment of the top of small
+ * letters to the pixel grid
+ */
+ {
+ AF_LatinAxis Axis = &metrics->axis[AF_DIMENSION_VERT];
+ AF_LatinBlue blue = NULL;
+
+
+ for ( nn = 0; nn < Axis->blue_count; nn++ )
+ {
+ if ( Axis->blues[nn].flags & AF_LATIN_BLUE_ADJUSTMENT )
+ {
+ blue = &Axis->blues[nn];
+ break;
+ }
+ }
+
+ if ( blue )
+ {
+ FT_Pos scaled = FT_MulFix( blue->shoot.org, scaler->y_scale );
+ FT_Pos fitted = ( scaled + 40 ) & ~63;
+
+
+ if ( scaled != fitted )
+ {
+#if 0
+ if ( dim == AF_DIMENSION_HORZ )
+ {
+ if ( fitted < scaled )
+ scale -= scale / 50; /* scale *= 0.98 */
+ }
+ else
+#endif
+ if ( dim == AF_DIMENSION_VERT )
+ scale = FT_MulDiv( scale, fitted, scaled );
+ }
+ }
+ }
+
+ axis->scale = scale;
+ axis->delta = delta;
+
+ if ( dim == AF_DIMENSION_HORZ )
+ {
+ metrics->root.scaler.x_scale = scale;
+ metrics->root.scaler.x_delta = delta;
+ }
+ else
+ {
+ metrics->root.scaler.y_scale = scale;
+ metrics->root.scaler.y_delta = delta;
+ }
+
+ /* scale the widths */
+ for ( nn = 0; nn < axis->width_count; nn++ )
+ {
+ AF_Width width = axis->widths + nn;
+
+
+ width->cur = FT_MulFix( width->org, scale );
+ width->fit = width->cur;
+ }
+
+ /* an extra-light axis corresponds to a standard width that is */
+ /* smaller than 5/8 pixels */
+ axis->extra_light =
+ (FT_Bool)( FT_MulFix( axis->standard_width, scale ) < 32 + 8 );
+
+ if ( dim == AF_DIMENSION_VERT )
+ {
+ /* scale the blue zones */
+ for ( nn = 0; nn < axis->blue_count; nn++ )
+ {
+ AF_LatinBlue blue = &axis->blues[nn];
+ FT_Pos dist;
+
+
+ blue->ref.cur = FT_MulFix( blue->ref.org, scale ) + delta;
+ blue->ref.fit = blue->ref.cur;
+ blue->shoot.cur = FT_MulFix( blue->shoot.org, scale ) + delta;
+ blue->shoot.fit = blue->shoot.cur;
+ blue->flags &= ~AF_LATIN_BLUE_ACTIVE;
+
+ /* a blue zone is only active if it is less than 3/4 pixels tall */
+ dist = FT_MulFix( blue->ref.org - blue->shoot.org, scale );
+ if ( dist <= 48 && dist >= -48 )
+ {
+#if 0
+ FT_Pos delta1;
+#endif
+ FT_Pos delta2;
+
+
+ /* use discrete values for blue zone widths */
+
+#if 0
+
+ /* generic, original code */
+ delta1 = blue->shoot.org - blue->ref.org;
+ delta2 = delta1;
+ if ( delta1 < 0 )
+ delta2 = -delta2;
+
+ delta2 = FT_MulFix( delta2, scale );
+
+ if ( delta2 < 32 )
+ delta2 = 0;
+ else if ( delta2 < 64 )
+ delta2 = 32 + ( ( ( delta2 - 32 ) + 16 ) & ~31 );
+ else
+ delta2 = FT_PIX_ROUND( delta2 );
+
+ if ( delta1 < 0 )
+ delta2 = -delta2;
+
+ blue->ref.fit = FT_PIX_ROUND( blue->ref.cur );
+ blue->shoot.fit = blue->ref.fit + delta2;
+
+#else
+
+ /* simplified version due to abs(dist) <= 48 */
+ delta2 = dist;
+ if ( dist < 0 )
+ delta2 = -delta2;
+
+ if ( delta2 < 32 )
+ delta2 = 0;
+ else if ( delta < 48 )
+ delta2 = 32;
+ else
+ delta2 = 64;
+
+ if ( dist < 0 )
+ delta2 = -delta2;
+
+ blue->ref.fit = FT_PIX_ROUND( blue->ref.cur );
+ blue->shoot.fit = blue->ref.fit - delta2;
+
+#endif
+
+ blue->flags |= AF_LATIN_BLUE_ACTIVE;
+ }
+ }
+ }
+ }
+
+
+ /* Scale global values in both directions. */
+
+ FT_LOCAL_DEF( void )
+ af_latin_metrics_scale( AF_LatinMetrics metrics,
+ AF_Scaler scaler )
+ {
+ metrics->root.scaler.render_mode = scaler->render_mode;
+ metrics->root.scaler.face = scaler->face;
+
+ af_latin_metrics_scale_dim( metrics, scaler, AF_DIMENSION_HORZ );
+ af_latin_metrics_scale_dim( metrics, scaler, AF_DIMENSION_VERT );
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** L A T I N G L Y P H A N A L Y S I S *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /* Walk over all contours and compute its segments. */
+
+ FT_LOCAL_DEF( FT_Error )
+ af_latin_hints_compute_segments( AF_GlyphHints hints,
+ AF_Dimension dim )
+ {
+ AF_AxisHints axis = &hints->axis[dim];
+ FT_Memory memory = hints->memory;
+ FT_Error error = AF_Err_Ok;
+ AF_Segment segment = NULL;
+ AF_SegmentRec seg0;
+ AF_Point* contour = hints->contours;
+ AF_Point* contour_limit = contour + hints->num_contours;
+ AF_Direction major_dir, segment_dir;
+
+
+ FT_ZERO( &seg0 );
+ seg0.score = 32000;
+ seg0.flags = AF_EDGE_NORMAL;
+
+ major_dir = (AF_Direction)FT_ABS( axis->major_dir );
+ segment_dir = major_dir;
+
+ axis->num_segments = 0;
+
+ /* set up (u,v) in each point */
+ if ( dim == AF_DIMENSION_HORZ )
+ {
+ AF_Point point = hints->points;
+ AF_Point limit = point + hints->num_points;
+
+
+ for ( ; point < limit; point++ )
+ {
+ point->u = point->fx;
+ point->v = point->fy;
+ }
+ }
+ else
+ {
+ AF_Point point = hints->points;
+ AF_Point limit = point + hints->num_points;
+
+
+ for ( ; point < limit; point++ )
+ {
+ point->u = point->fy;
+ point->v = point->fx;
+ }
+ }
+
+ /* do each contour separately */
+ for ( ; contour < contour_limit; contour++ )
+ {
+ AF_Point point = contour[0];
+ AF_Point last = point->prev;
+ int on_edge = 0;
+ FT_Pos min_pos = 32000; /* minimum segment pos != min_coord */
+ FT_Pos max_pos = -32000; /* maximum segment pos != max_coord */
+ FT_Bool passed;
+
+
+ if ( point == last ) /* skip singletons -- just in case */
+ continue;
+
+ if ( FT_ABS( last->out_dir ) == major_dir &&
+ FT_ABS( point->out_dir ) == major_dir )
+ {
+ /* we are already on an edge, try to locate its start */
+ last = point;
+
+ for (;;)
+ {
+ point = point->prev;
+ if ( FT_ABS( point->out_dir ) != major_dir )
+ {
+ point = point->next;
+ break;
+ }
+ if ( point == last )
+ break;
+ }
+ }
+
+ last = point;
+ passed = 0;
+
+ for (;;)
+ {
+ FT_Pos u, v;
+
+
+ if ( on_edge )
+ {
+ u = point->u;
+ if ( u < min_pos )
+ min_pos = u;
+ if ( u > max_pos )
+ max_pos = u;
+
+ if ( point->out_dir != segment_dir || point == last )
+ {
+ /* we are just leaving an edge; record a new segment! */
+ segment->last = point;
+ segment->pos = (FT_Short)( ( min_pos + max_pos ) >> 1 );
+
+ /* a segment is round if either its first or last point */
+ /* is a control point */
+ if ( ( segment->first->flags | point->flags ) &
+ AF_FLAG_CONTROL )
+ segment->flags |= AF_EDGE_ROUND;
+
+ /* compute segment size */
+ min_pos = max_pos = point->v;
+
+ v = segment->first->v;
+ if ( v < min_pos )
+ min_pos = v;
+ if ( v > max_pos )
+ max_pos = v;
+
+ segment->min_coord = (FT_Short)min_pos;
+ segment->max_coord = (FT_Short)max_pos;
+ segment->height = (FT_Short)( segment->max_coord -
+ segment->min_coord );
+
+ on_edge = 0;
+ segment = NULL;
+ /* fallthrough */
+ }
+ }
+
+ /* now exit if we are at the start/end point */
+ if ( point == last )
+ {
+ if ( passed )
+ break;
+ passed = 1;
+ }
+
+ if ( !on_edge && FT_ABS( point->out_dir ) == major_dir )
+ {
+ /* this is the start of a new segment! */
+ segment_dir = (AF_Direction)point->out_dir;
+
+ /* clear all segment fields */
+ error = af_axis_hints_new_segment( axis, memory, &segment );
+ if ( error )
+ goto Exit;
+
+ segment[0] = seg0;
+ segment->dir = (FT_Char)segment_dir;
+ min_pos = max_pos = point->u;
+ segment->first = point;
+ segment->last = point;
+ on_edge = 1;
+ }
+
+ point = point->next;
+ }
+
+ } /* contours */
+
+
+ /* now slightly increase the height of segments when this makes */
+ /* sense -- this is used to better detect and ignore serifs */
+ {
+ AF_Segment segments = axis->segments;
+ AF_Segment segments_end = segments + axis->num_segments;
+
+
+ for ( segment = segments; segment < segments_end; segment++ )
+ {
+ AF_Point first = segment->first;
+ AF_Point last = segment->last;
+ FT_Pos first_v = first->v;
+ FT_Pos last_v = last->v;
+
+
+ if ( first == last )
+ continue;
+
+ if ( first_v < last_v )
+ {
+ AF_Point p;
+
+
+ p = first->prev;
+ if ( p->v < first_v )
+ segment->height = (FT_Short)( segment->height +
+ ( ( first_v - p->v ) >> 1 ) );
+
+ p = last->next;
+ if ( p->v > last_v )
+ segment->height = (FT_Short)( segment->height +
+ ( ( p->v - last_v ) >> 1 ) );
+ }
+ else
+ {
+ AF_Point p;
+
+
+ p = first->prev;
+ if ( p->v > first_v )
+ segment->height = (FT_Short)( segment->height +
+ ( ( p->v - first_v ) >> 1 ) );
+
+ p = last->next;
+ if ( p->v < last_v )
+ segment->height = (FT_Short)( segment->height +
+ ( ( last_v - p->v ) >> 1 ) );
+ }
+ }
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ /* Link segments to form stems and serifs. */
+
+ FT_LOCAL_DEF( void )
+ af_latin_hints_link_segments( AF_GlyphHints hints,
+ AF_Dimension dim )
+ {
+ AF_AxisHints axis = &hints->axis[dim];
+ AF_Segment segments = axis->segments;
+ AF_Segment segment_limit = segments + axis->num_segments;
+ FT_Pos len_threshold, len_score;
+ AF_Segment seg1, seg2;
+
+
+ len_threshold = AF_LATIN_CONSTANT( hints->metrics, 8 );
+ if ( len_threshold == 0 )
+ len_threshold = 1;
+
+ len_score = AF_LATIN_CONSTANT( hints->metrics, 6000 );
+
+ /* now compare each segment to the others */
+ for ( seg1 = segments; seg1 < segment_limit; seg1++ )
+ {
+ /* the fake segments are introduced to hint the metrics -- */
+ /* we must never link them to anything */
+ if ( seg1->dir != axis->major_dir || seg1->first == seg1->last )
+ continue;
+
+ /* search for stems having opposite directions, */
+ /* with seg1 to the `left' of seg2 */
+ for ( seg2 = segments; seg2 < segment_limit; seg2++ )
+ {
+ FT_Pos pos1 = seg1->pos;
+ FT_Pos pos2 = seg2->pos;
+
+
+ if ( seg1->dir + seg2->dir == 0 && pos2 > pos1 )
+ {
+ /* compute distance between the two segments */
+ FT_Pos dist = pos2 - pos1;
+ FT_Pos min = seg1->min_coord;
+ FT_Pos max = seg1->max_coord;
+ FT_Pos len, score;
+
+
+ if ( min < seg2->min_coord )
+ min = seg2->min_coord;
+
+ if ( max > seg2->max_coord )
+ max = seg2->max_coord;
+
+ /* compute maximum coordinate difference of the two segments */
+ len = max - min;
+ if ( len >= len_threshold )
+ {
+ /* small coordinate differences cause a higher score, and */
+ /* segments with a greater distance cause a higher score also */
+ score = dist + len_score / len;
+
+ /* and we search for the smallest score */
+ /* of the sum of the two values */
+ if ( score < seg1->score )
+ {
+ seg1->score = score;
+ seg1->link = seg2;
+ }
+
+ if ( score < seg2->score )
+ {
+ seg2->score = score;
+ seg2->link = seg1;
+ }
+ }
+ }
+ }
+ }
+
+ /* now compute the `serif' segments, cf. explanations in `afhints.h' */
+ for ( seg1 = segments; seg1 < segment_limit; seg1++ )
+ {
+ seg2 = seg1->link;
+
+ if ( seg2 )
+ {
+ if ( seg2->link != seg1 )
+ {
+ seg1->link = 0;
+ seg1->serif = seg2->link;
+ }
+ }
+ }
+ }
+
+
+ /* Link segments to edges, using feature analysis for selection. */
+
+ FT_LOCAL_DEF( FT_Error )
+ af_latin_hints_compute_edges( AF_GlyphHints hints,
+ AF_Dimension dim )
+ {
+ AF_AxisHints axis = &hints->axis[dim];
+ FT_Error error = AF_Err_Ok;
+ FT_Memory memory = hints->memory;
+ AF_LatinAxis laxis = &((AF_LatinMetrics)hints->metrics)->axis[dim];
+
+ AF_Segment segments = axis->segments;
+ AF_Segment segment_limit = segments + axis->num_segments;
+ AF_Segment seg;
+
+#if 0
+ AF_Direction up_dir;
+#endif
+ FT_Fixed scale;
+ FT_Pos edge_distance_threshold;
+ FT_Pos segment_length_threshold;
+
+
+ axis->num_edges = 0;
+
+ scale = ( dim == AF_DIMENSION_HORZ ) ? hints->x_scale
+ : hints->y_scale;
+
+#if 0
+ up_dir = ( dim == AF_DIMENSION_HORZ ) ? AF_DIR_UP
+ : AF_DIR_RIGHT;
+#endif
+
+ /*
+ * We ignore all segments that are less than 1 pixel in length
+ * to avoid many problems with serif fonts. We compute the
+ * corresponding threshold in font units.
+ */
+ if ( dim == AF_DIMENSION_HORZ )
+ segment_length_threshold = FT_DivFix( 64, hints->y_scale );
+ else
+ segment_length_threshold = 0;
+
+ /*********************************************************************/
+ /* */
+ /* We begin by generating a sorted table of edges for the current */
+ /* direction. To do so, we simply scan each segment and try to find */
+ /* an edge in our table that corresponds to its position. */
+ /* */
+ /* If no edge is found, we create and insert a new edge in the */
+ /* sorted table. Otherwise, we simply add the segment to the edge's */
+ /* list which gets processed in the second step to compute the */
+ /* edge's properties. */
+ /* */
+ /* Note that the table of edges is sorted along the segment/edge */
+ /* position. */
+ /* */
+ /*********************************************************************/
+
+ /* assure that edge distance threshold is at most 0.25px */
+ edge_distance_threshold = FT_MulFix( laxis->edge_distance_threshold,
+ scale );
+ if ( edge_distance_threshold > 64 / 4 )
+ edge_distance_threshold = 64 / 4;
+
+ edge_distance_threshold = FT_DivFix( edge_distance_threshold,
+ scale );
+
+ for ( seg = segments; seg < segment_limit; seg++ )
+ {
+ AF_Edge found = NULL;
+ FT_Int ee;
+
+
+ if ( seg->height < segment_length_threshold )
+ continue;
+
+ /* A special case for serif edges: If they are smaller than */
+ /* 1.5 pixels we ignore them. */
+ if ( seg->serif &&
+ 2 * seg->height < 3 * segment_length_threshold )
+ continue;
+
+ /* look for an edge corresponding to the segment */
+ for ( ee = 0; ee < axis->num_edges; ee++ )
+ {
+ AF_Edge edge = axis->edges + ee;
+ FT_Pos dist;
+
+
+ dist = seg->pos - edge->fpos;
+ if ( dist < 0 )
+ dist = -dist;
+
+ if ( dist < edge_distance_threshold && edge->dir == seg->dir )
+ {
+ found = edge;
+ break;
+ }
+ }
+
+ if ( !found )
+ {
+ AF_Edge edge;
+
+
+ /* insert a new edge in the list and */
+ /* sort according to the position */
+ error = af_axis_hints_new_edge( axis, seg->pos,
+ (AF_Direction)seg->dir,
+ memory, &edge );
+ if ( error )
+ goto Exit;
+
+ /* add the segment to the new edge's list */
+ FT_ZERO( edge );
+
+ edge->first = seg;
+ edge->last = seg;
+ edge->dir = seg->dir;
+ edge->fpos = seg->pos;
+ edge->opos = FT_MulFix( seg->pos, scale );
+ edge->pos = edge->opos;
+ seg->edge_next = seg;
+ }
+ else
+ {
+ /* if an edge was found, simply add the segment to the edge's */
+ /* list */
+ seg->edge_next = found->first;
+ found->last->edge_next = seg;
+ found->last = seg;
+ }
+ }
+
+
+ /*********************************************************************/
+ /* */
+ /* Good, we will now compute each edge's properties according to */
+ /* the segments found on its position. Basically, these are */
+ /* */
+ /* - the edge's main direction */
+ /* - stem edge, serif edge or both (which defaults to stem then) */
+ /* - rounded edge, straight or both (which defaults to straight) */
+ /* - link for edge */
+ /* */
+ /*********************************************************************/
+
+ /* first of all, set the `edge' field in each segment -- this is */
+ /* required in order to compute edge links */
+
+ /*
+ * Note that removing this loop and setting the `edge' field of each
+ * segment directly in the code above slows down execution speed for
+ * some reasons on platforms like the Sun.
+ */
+ {
+ AF_Edge edges = axis->edges;
+ AF_Edge edge_limit = edges + axis->num_edges;
+ AF_Edge edge;
+
+
+ for ( edge = edges; edge < edge_limit; edge++ )
+ {
+ seg = edge->first;
+ if ( seg )
+ do
+ {
+ seg->edge = edge;
+ seg = seg->edge_next;
+
+ } while ( seg != edge->first );
+ }
+
+ /* now compute each edge properties */
+ for ( edge = edges; edge < edge_limit; edge++ )
+ {
+ FT_Int is_round = 0; /* does it contain round segments? */
+ FT_Int is_straight = 0; /* does it contain straight segments? */
+#if 0
+ FT_Pos ups = 0; /* number of upwards segments */
+ FT_Pos downs = 0; /* number of downwards segments */
+#endif
+
+
+ seg = edge->first;
+
+ do
+ {
+ FT_Bool is_serif;
+
+
+ /* check for roundness of segment */
+ if ( seg->flags & AF_EDGE_ROUND )
+ is_round++;
+ else
+ is_straight++;
+
+#if 0
+ /* check for segment direction */
+ if ( seg->dir == up_dir )
+ ups += seg->max_coord - seg->min_coord;
+ else
+ downs += seg->max_coord - seg->min_coord;
+#endif
+
+ /* check for links -- if seg->serif is set, then seg->link must */
+ /* be ignored */
+ is_serif = (FT_Bool)( seg->serif &&
+ seg->serif->edge &&
+ seg->serif->edge != edge );
+
+ if ( ( seg->link && seg->link->edge != NULL ) || is_serif )
+ {
+ AF_Edge edge2;
+ AF_Segment seg2;
+
+
+ edge2 = edge->link;
+ seg2 = seg->link;
+
+ if ( is_serif )
+ {
+ seg2 = seg->serif;
+ edge2 = edge->serif;
+ }
+
+ if ( edge2 )
+ {
+ FT_Pos edge_delta;
+ FT_Pos seg_delta;
+
+
+ edge_delta = edge->fpos - edge2->fpos;
+ if ( edge_delta < 0 )
+ edge_delta = -edge_delta;
+
+ seg_delta = seg->pos - seg2->pos;
+ if ( seg_delta < 0 )
+ seg_delta = -seg_delta;
+
+ if ( seg_delta < edge_delta )
+ edge2 = seg2->edge;
+ }
+ else
+ edge2 = seg2->edge;
+
+ if ( is_serif )
+ {
+ edge->serif = edge2;
+ edge2->flags |= AF_EDGE_SERIF;
+ }
+ else
+ edge->link = edge2;
+ }
+
+ seg = seg->edge_next;
+
+ } while ( seg != edge->first );
+
+ /* set the round/straight flags */
+ edge->flags = AF_EDGE_NORMAL;
+
+ if ( is_round > 0 && is_round >= is_straight )
+ edge->flags |= AF_EDGE_ROUND;
+
+#if 0
+ /* set the edge's main direction */
+ edge->dir = AF_DIR_NONE;
+
+ if ( ups > downs )
+ edge->dir = (FT_Char)up_dir;
+
+ else if ( ups < downs )
+ edge->dir = (FT_Char)-up_dir;
+
+ else if ( ups == downs )
+ edge->dir = 0; /* both up and down! */
+#endif
+
+ /* get rid of serifs if link is set */
+ /* XXX: This gets rid of many unpleasant artefacts! */
+ /* Example: the `c' in cour.pfa at size 13 */
+
+ if ( edge->serif && edge->link )
+ edge->serif = 0;
+ }
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ /* Detect segments and edges for given dimension. */
+
+ FT_LOCAL_DEF( FT_Error )
+ af_latin_hints_detect_features( AF_GlyphHints hints,
+ AF_Dimension dim )
+ {
+ FT_Error error;
+
+
+ error = af_latin_hints_compute_segments( hints, dim );
+ if ( !error )
+ {
+ af_latin_hints_link_segments( hints, dim );
+
+ error = af_latin_hints_compute_edges( hints, dim );
+ }
+
+ return error;
+ }
+
+
+ /* Compute all edges which lie within blue zones. */
+
+ FT_LOCAL_DEF( void )
+ af_latin_hints_compute_blue_edges( AF_GlyphHints hints,
+ AF_LatinMetrics metrics )
+ {
+ AF_AxisHints axis = &hints->axis[AF_DIMENSION_VERT];
+ AF_Edge edge = axis->edges;
+ AF_Edge edge_limit = edge + axis->num_edges;
+ AF_LatinAxis latin = &metrics->axis[AF_DIMENSION_VERT];
+ FT_Fixed scale = latin->scale;
+
+
+ /* compute which blue zones are active, i.e. have their scaled */
+ /* size < 3/4 pixels */
+
+ /* for each horizontal edge search the blue zone which is closest */
+ for ( ; edge < edge_limit; edge++ )
+ {
+ FT_Int bb;
+ AF_Width best_blue = NULL;
+ FT_Pos best_dist; /* initial threshold */
+
+
+ /* compute the initial threshold as a fraction of the EM size */
+ /* (the value 40 is heuristic) */
+ best_dist = FT_MulFix( metrics->units_per_em / 40, scale );
+
+ /* assure a minimum distance of 0.5px */
+ if ( best_dist > 64 / 2 )
+ best_dist = 64 / 2;
+
+ for ( bb = 0; bb < AF_LATIN_BLUE_MAX; bb++ )
+ {
+ AF_LatinBlue blue = latin->blues + bb;
+ FT_Bool is_top_blue, is_major_dir;
+
+
+ /* skip inactive blue zones (i.e., those that are too large) */
+ if ( !( blue->flags & AF_LATIN_BLUE_ACTIVE ) )
+ continue;
+
+ /* if it is a top zone, check for right edges -- if it is a bottom */
+ /* zone, check for left edges */
+ /* */
+ /* of course, that's for TrueType */
+ is_top_blue = (FT_Byte)( ( blue->flags & AF_LATIN_BLUE_TOP ) != 0 );
+ is_major_dir = FT_BOOL( edge->dir == axis->major_dir );
+
+ /* if it is a top zone, the edge must be against the major */
+ /* direction; if it is a bottom zone, it must be in the major */
+ /* direction */
+ if ( is_top_blue ^ is_major_dir )
+ {
+ FT_Pos dist;
+
+
+ /* first of all, compare it to the reference position */
+ dist = edge->fpos - blue->ref.org;
+ if ( dist < 0 )
+ dist = -dist;
+
+ dist = FT_MulFix( dist, scale );
+ if ( dist < best_dist )
+ {
+ best_dist = dist;
+ best_blue = &blue->ref;
+ }
+
+ /* now compare it to the overshoot position and check whether */
+ /* the edge is rounded, and whether the edge is over the */
+ /* reference position of a top zone, or under the reference */
+ /* position of a bottom zone */
+ if ( edge->flags & AF_EDGE_ROUND && dist != 0 )
+ {
+ FT_Bool is_under_ref = FT_BOOL( edge->fpos < blue->ref.org );
+
+
+ if ( is_top_blue ^ is_under_ref )
+ {
+ dist = edge->fpos - blue->shoot.org;
+ if ( dist < 0 )
+ dist = -dist;
+
+ dist = FT_MulFix( dist, scale );
+ if ( dist < best_dist )
+ {
+ best_dist = dist;
+ best_blue = &blue->shoot;
+ }
+ }
+ }
+ }
+ }
+
+ if ( best_blue )
+ edge->blue_edge = best_blue;
+ }
+ }
+
+
+ /* Initalize hinting engine. */
+
+ static FT_Error
+ af_latin_hints_init( AF_GlyphHints hints,
+ AF_LatinMetrics metrics )
+ {
+ FT_Render_Mode mode;
+ FT_UInt32 scaler_flags, other_flags;
+ FT_Face face = metrics->root.scaler.face;
+
+
+ af_glyph_hints_rescale( hints, (AF_ScriptMetrics)metrics );
+
+ /*
+ * correct x_scale and y_scale if needed, since they may have
+ * been modified by `af_latin_metrics_scale_dim' above
+ */
+ hints->x_scale = metrics->axis[AF_DIMENSION_HORZ].scale;
+ hints->x_delta = metrics->axis[AF_DIMENSION_HORZ].delta;
+ hints->y_scale = metrics->axis[AF_DIMENSION_VERT].scale;
+ hints->y_delta = metrics->axis[AF_DIMENSION_VERT].delta;
+
+ /* compute flags depending on render mode, etc. */
+ mode = metrics->root.scaler.render_mode;
+
+#if 0 /* #ifdef AF_CONFIG_OPTION_USE_WARPER */
+ if ( mode == FT_RENDER_MODE_LCD || mode == FT_RENDER_MODE_LCD_V )
+ {
+ metrics->root.scaler.render_mode = mode = FT_RENDER_MODE_NORMAL;
+ }
+#endif
+
+ scaler_flags = hints->scaler_flags;
+ other_flags = 0;
+
+ /*
+ * We snap the width of vertical stems for the monochrome and
+ * horizontal LCD rendering targets only.
+ */
+ if ( mode == FT_RENDER_MODE_MONO || mode == FT_RENDER_MODE_LCD )
+ other_flags |= AF_LATIN_HINTS_HORZ_SNAP;
+
+ /*
+ * We snap the width of horizontal stems for the monochrome and
+ * vertical LCD rendering targets only.
+ */
+ if ( mode == FT_RENDER_MODE_MONO || mode == FT_RENDER_MODE_LCD_V )
+ other_flags |= AF_LATIN_HINTS_VERT_SNAP;
+
+ /*
+ * We adjust stems to full pixels only if we don't use the `light' mode.
+ */
+ if ( mode != FT_RENDER_MODE_LIGHT )
+ other_flags |= AF_LATIN_HINTS_STEM_ADJUST;
+
+ if ( mode == FT_RENDER_MODE_MONO )
+ other_flags |= AF_LATIN_HINTS_MONO;
+
+ /*
+ * In `light' hinting mode we disable horizontal hinting completely.
+ * We also do it if the face is italic.
+ */
+ if ( mode == FT_RENDER_MODE_LIGHT ||
+ ( face->style_flags & FT_STYLE_FLAG_ITALIC ) != 0 )
+ scaler_flags |= AF_SCALER_FLAG_NO_HORIZONTAL;
+
+ hints->scaler_flags = scaler_flags;
+ hints->other_flags = other_flags;
+
+ return AF_Err_Ok;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** L A T I N G L Y P H G R I D - F I T T I N G *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* Snap a given width in scaled coordinates to one of the */
+ /* current standard widths. */
+
+ static FT_Pos
+ af_latin_snap_width( AF_Width widths,
+ FT_Int count,
+ FT_Pos width )
+ {
+ int n;
+ FT_Pos best = 64 + 32 + 2;
+ FT_Pos reference = width;
+ FT_Pos scaled;
+
+
+ for ( n = 0; n < count; n++ )
+ {
+ FT_Pos w;
+ FT_Pos dist;
+
+
+ w = widths[n].cur;
+ dist = width - w;
+ if ( dist < 0 )
+ dist = -dist;
+ if ( dist < best )
+ {
+ best = dist;
+ reference = w;
+ }
+ }
+
+ scaled = FT_PIX_ROUND( reference );
+
+ if ( width >= reference )
+ {
+ if ( width < scaled + 48 )
+ width = reference;
+ }
+ else
+ {
+ if ( width > scaled - 48 )
+ width = reference;
+ }
+
+ return width;
+ }
+
+
+ /* Compute the snapped width of a given stem, ignoring very thin ones. */
+ /* There is a lot of voodoo in this function; changing the hard-coded */
+ /* parameters influence the whole hinting process. */
+
+ static FT_Pos
+ af_latin_compute_stem_width( AF_GlyphHints hints,
+ AF_Dimension dim,
+ FT_Pos width,
+ AF_Edge_Flags base_flags,
+ AF_Edge_Flags stem_flags )
+ {
+ AF_LatinMetrics metrics = (AF_LatinMetrics) hints->metrics;
+ AF_LatinAxis axis = & metrics->axis[dim];
+ FT_Pos dist = width;
+ FT_Int sign = 0;
+ FT_Int vertical = ( dim == AF_DIMENSION_VERT );
+
+
+ if ( !AF_LATIN_HINTS_DO_STEM_ADJUST( hints ) ||
+ axis->extra_light )
+ return width;
+
+ if ( dist < 0 )
+ {
+ dist = -width;
+ sign = 1;
+ }
+
+ if ( ( vertical && !AF_LATIN_HINTS_DO_VERT_SNAP( hints ) ) ||
+ ( !vertical && !AF_LATIN_HINTS_DO_HORZ_SNAP( hints ) ) )
+ {
+ /* smooth hinting process: very lightly quantize the stem width */
+
+ /* leave the widths of serifs alone */
+ if ( ( stem_flags & AF_EDGE_SERIF ) &&
+ vertical &&
+ ( dist < 3 * 64 ) )
+ goto Done_Width;
+
+ else if ( base_flags & AF_EDGE_ROUND )
+ {
+ if ( dist < 80 )
+ dist = 64;
+ }
+ else if ( dist < 56 )
+ dist = 56;
+
+ if ( axis->width_count > 0 )
+ {
+ FT_Pos delta;
+
+
+ /* compare to standard width */
+ delta = dist - axis->widths[0].cur;
+
+ if ( delta < 0 )
+ delta = -delta;
+
+ if ( delta < 40 )
+ {
+ dist = axis->widths[0].cur;
+ if ( dist < 48 )
+ dist = 48;
+
+ goto Done_Width;
+ }
+
+ if ( dist < 3 * 64 )
+ {
+ delta = dist & 63;
+ dist &= -64;
+
+ if ( delta < 10 )
+ dist += delta;
+
+ else if ( delta < 32 )
+ dist += 10;
+
+ else if ( delta < 54 )
+ dist += 54;
+
+ else
+ dist += delta;
+ }
+ else
+ dist = ( dist + 32 ) & ~63;
+ }
+ }
+ else
+ {
+ /* strong hinting process: snap the stem width to integer pixels */
+
+ FT_Pos org_dist = dist;
+
+
+ dist = af_latin_snap_width( axis->widths, axis->width_count, dist );
+
+ if ( vertical )
+ {
+ /* in the case of vertical hinting, always round */
+ /* the stem heights to integer pixels */
+
+ if ( dist >= 64 )
+ dist = ( dist + 16 ) & ~63;
+ else
+ dist = 64;
+ }
+ else
+ {
+ if ( AF_LATIN_HINTS_DO_MONO( hints ) )
+ {
+ /* monochrome horizontal hinting: snap widths to integer pixels */
+ /* with a different threshold */
+
+ if ( dist < 64 )
+ dist = 64;
+ else
+ dist = ( dist + 32 ) & ~63;
+ }
+ else
+ {
+ /* for horizontal anti-aliased hinting, we adopt a more subtle */
+ /* approach: we strengthen small stems, round stems whose size */
+ /* is between 1 and 2 pixels to an integer, otherwise nothing */
+
+ if ( dist < 48 )
+ dist = ( dist + 64 ) >> 1;
+
+ else if ( dist < 128 )
+ {
+ /* We only round to an integer width if the corresponding */
+ /* distortion is less than 1/4 pixel. Otherwise this */
+ /* makes everything worse since the diagonals, which are */
+ /* not hinted, appear a lot bolder or thinner than the */
+ /* vertical stems. */
+
+ FT_Pos delta;
+
+
+ dist = ( dist + 22 ) & ~63;
+ delta = dist - org_dist;
+ if ( delta < 0 )
+ delta = -delta;
+
+ if (delta >= 16)
+ {
+ dist = org_dist;
+ if ( dist < 48 )
+ dist = ( dist + 64 ) >> 1;
+ }
+ }
+ else
+ /* round otherwise to prevent color fringes in LCD mode */
+ dist = ( dist + 32 ) & ~63;
+ }
+ }
+ }
+
+ Done_Width:
+ if ( sign )
+ dist = -dist;
+
+ return dist;
+ }
+
+
+ /* Align one stem edge relative to the previous stem edge. */
+
+ static void
+ af_latin_align_linked_edge( AF_GlyphHints hints,
+ AF_Dimension dim,
+ AF_Edge base_edge,
+ AF_Edge stem_edge )
+ {
+ FT_Pos dist = stem_edge->opos - base_edge->opos;
+
+ FT_Pos fitted_width = af_latin_compute_stem_width(
+ hints, dim, dist,
+ (AF_Edge_Flags)base_edge->flags,
+ (AF_Edge_Flags)stem_edge->flags );
+
+
+ stem_edge->pos = base_edge->pos + fitted_width;
+
+ FT_TRACE5(( " LINK: edge %d (opos=%.2f) linked to (%.2f),"
+ " dist was %.2f, now %.2f\n",
+ stem_edge-hints->axis[dim].edges, stem_edge->opos / 64.0,
+ stem_edge->pos / 64.0, dist / 64.0, fitted_width / 64.0 ));
+ }
+
+
+ /* Shift the coordinates of the `serif' edge by the same amount */
+ /* as the corresponding `base' edge has been moved already. */
+
+ static void
+ af_latin_align_serif_edge( AF_GlyphHints hints,
+ AF_Edge base,
+ AF_Edge serif )
+ {
+ FT_UNUSED( hints );
+
+ serif->pos = base->pos + ( serif->opos - base->opos );
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** E D G E H I N T I N G ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /* The main grid-fitting routine. */
+
+ FT_LOCAL_DEF( void )
+ af_latin_hint_edges( AF_GlyphHints hints,
+ AF_Dimension dim )
+ {
+ AF_AxisHints axis = &hints->axis[dim];
+ AF_Edge edges = axis->edges;
+ AF_Edge edge_limit = edges + axis->num_edges;
+ FT_PtrDist n_edges;
+ AF_Edge edge;
+ AF_Edge anchor = NULL;
+ FT_Int has_serifs = 0;
+
+
+ FT_TRACE5(("%s edge hinting\n", dim == AF_DIMENSION_VERT ? "horizontal"
+ : "vertical"));
+
+ /* we begin by aligning all stems relative to the blue zone */
+ /* if needed -- that's only for horizontal edges */
+
+ if ( dim == AF_DIMENSION_VERT && AF_HINTS_DO_BLUES( hints ) )
+ {
+ for ( edge = edges; edge < edge_limit; edge++ )
+ {
+ AF_Width blue;
+ AF_Edge edge1, edge2; /* these edges form the stem to check */
+
+
+ if ( edge->flags & AF_EDGE_DONE )
+ continue;
+
+ blue = edge->blue_edge;
+ edge1 = NULL;
+ edge2 = edge->link;
+
+ if ( blue )
+ edge1 = edge;
+
+ /* flip edges if the other stem is aligned to a blue zone */
+ else if ( edge2 && edge2->blue_edge )
+ {
+ blue = edge2->blue_edge;
+ edge1 = edge2;
+ edge2 = edge;
+ }
+
+ if ( !edge1 )
+ continue;
+
+ FT_TRACE5(( " BLUE: edge %d (opos=%.2f) snapped to (%.2f),"
+ " was (%.2f)\n",
+ edge1 - edges, edge1->opos / 64.0, blue->fit / 64.0,
+ edge1->pos / 64.0 ));
+
+ edge1->pos = blue->fit;
+ edge1->flags |= AF_EDGE_DONE;
+
+ if ( edge2 && !edge2->blue_edge )
+ {
+ af_latin_align_linked_edge( hints, dim, edge1, edge2 );
+ edge2->flags |= AF_EDGE_DONE;
+ }
+
+ if ( !anchor )
+ anchor = edge;
+ }
+ }
+
+ /* now we align all other stem edges, trying to maintain the */
+ /* relative order of stems in the glyph */
+ for ( edge = edges; edge < edge_limit; edge++ )
+ {
+ AF_Edge edge2;
+
+
+ if ( edge->flags & AF_EDGE_DONE )
+ continue;
+
+ /* skip all non-stem edges */
+ edge2 = edge->link;
+ if ( !edge2 )
+ {
+ has_serifs++;
+ continue;
+ }
+
+ /* now align the stem */
+
+ /* this should not happen, but it's better to be safe */
+ if ( edge2->blue_edge )
+ {
+ FT_TRACE5(( " ASSERTION FAILED for edge %d\n", edge2-edges ));
+
+ af_latin_align_linked_edge( hints, dim, edge2, edge );
+ edge->flags |= AF_EDGE_DONE;
+ continue;
+ }
+
+ if ( !anchor )
+ {
+ /* if we reach this if clause, no stem has been aligned yet */
+
+ FT_Pos org_len, org_center, cur_len;
+ FT_Pos cur_pos1, error1, error2, u_off, d_off;
+
+
+ org_len = edge2->opos - edge->opos;
+ cur_len = af_latin_compute_stem_width(
+ hints, dim, org_len,
+ (AF_Edge_Flags)edge->flags,
+ (AF_Edge_Flags)edge2->flags );
+
+ /* some voodoo to specially round edges for small stem widths; */
+ /* the idea is to align the center of a stem, then shifting */
+ /* the stem edges to suitable positions */
+ if ( cur_len <= 64 )
+ {
+ /* width <= 1px */
+ u_off = 32;
+ d_off = 32;
+ }
+ else
+ {
+ /* 1px < width < 1.5px */
+ u_off = 38;
+ d_off = 26;
+ }
+
+ if ( cur_len < 96 )
+ {
+ org_center = edge->opos + ( org_len >> 1 );
+ cur_pos1 = FT_PIX_ROUND( org_center );
+
+ error1 = org_center - ( cur_pos1 - u_off );
+ if ( error1 < 0 )
+ error1 = -error1;
+
+ error2 = org_center - ( cur_pos1 + d_off );
+ if ( error2 < 0 )
+ error2 = -error2;
+
+ if ( error1 < error2 )
+ cur_pos1 -= u_off;
+ else
+ cur_pos1 += d_off;
+
+ edge->pos = cur_pos1 - cur_len / 2;
+ edge2->pos = edge->pos + cur_len;
+ }
+ else
+ edge->pos = FT_PIX_ROUND( edge->opos );
+
+ FT_TRACE5(( " ANCHOR: edge %d (opos=%.2f) and %d (opos=%.2f)"
+ " snapped to (%.2f) (%.2f)\n",
+ edge - edges, edge->opos / 64.0,
+ edge2 - edges, edge2->opos / 64.0,
+ edge->pos / 64.0, edge2->pos / 64.0 ));
+ anchor = edge;
+
+ edge->flags |= AF_EDGE_DONE;
+
+ af_latin_align_linked_edge( hints, dim, edge, edge2 );
+ }
+ else
+ {
+ FT_Pos org_pos, org_len, org_center, cur_len;
+ FT_Pos cur_pos1, cur_pos2, delta1, delta2;
+
+
+ org_pos = anchor->pos + ( edge->opos - anchor->opos );
+ org_len = edge2->opos - edge->opos;
+ org_center = org_pos + ( org_len >> 1 );
+
+ cur_len = af_latin_compute_stem_width(
+ hints, dim, org_len,
+ (AF_Edge_Flags)edge->flags,
+ (AF_Edge_Flags)edge2->flags );
+
+ if ( edge2->flags & AF_EDGE_DONE )
+ {
+ FT_TRACE5(( " ADJUST: edge %d (pos=%.2f) moved to %.2f\n",
+ edge - edges, edge->pos / 64.0,
+ ( edge2->pos - cur_len ) / 64.0 ));
+
+ edge->pos = edge2->pos - cur_len;
+ }
+
+ else if ( cur_len < 96 )
+ {
+ FT_Pos u_off, d_off;
+
+
+ cur_pos1 = FT_PIX_ROUND( org_center );
+
+ if (cur_len <= 64 )
+ {
+ u_off = 32;
+ d_off = 32;
+ }
+ else
+ {
+ u_off = 38;
+ d_off = 26;
+ }
+
+ delta1 = org_center - ( cur_pos1 - u_off );
+ if ( delta1 < 0 )
+ delta1 = -delta1;
+
+ delta2 = org_center - ( cur_pos1 + d_off );
+ if ( delta2 < 0 )
+ delta2 = -delta2;
+
+ if ( delta1 < delta2 )
+ cur_pos1 -= u_off;
+ else
+ cur_pos1 += d_off;
+
+ edge->pos = cur_pos1 - cur_len / 2;
+ edge2->pos = cur_pos1 + cur_len / 2;
+
+ FT_TRACE5(( " STEM: %d (opos=%.2f) to %d (opos=%.2f)"
+ " snapped to (%.2f) and (%.2f)\n",
+ edge - edges, edge->opos / 64.0,
+ edge2 - edges, edge2->opos / 64.0,
+ edge->pos / 64.0, edge2->pos / 64.0 ));
+ }
+ else
+ {
+ org_pos = anchor->pos + ( edge->opos - anchor->opos );
+ org_len = edge2->opos - edge->opos;
+ org_center = org_pos + ( org_len >> 1 );
+
+ cur_len = af_latin_compute_stem_width(
+ hints, dim, org_len,
+ (AF_Edge_Flags)edge->flags,
+ (AF_Edge_Flags)edge2->flags );
+
+ cur_pos1 = FT_PIX_ROUND( org_pos );
+ delta1 = cur_pos1 + ( cur_len >> 1 ) - org_center;
+ if ( delta1 < 0 )
+ delta1 = -delta1;
+
+ cur_pos2 = FT_PIX_ROUND( org_pos + org_len ) - cur_len;
+ delta2 = cur_pos2 + ( cur_len >> 1 ) - org_center;
+ if ( delta2 < 0 )
+ delta2 = -delta2;
+
+ edge->pos = ( delta1 < delta2 ) ? cur_pos1 : cur_pos2;
+ edge2->pos = edge->pos + cur_len;
+
+ FT_TRACE5(( " STEM: %d (opos=%.2f) to %d (opos=%.2f)"
+ " snapped to (%.2f) and (%.2f)\n",
+ edge - edges, edge->opos / 64.0,
+ edge2 - edges, edge2->opos / 64.0,
+ edge->pos / 64.0, edge2->pos / 64.0 ));
+ }
+
+ edge->flags |= AF_EDGE_DONE;
+ edge2->flags |= AF_EDGE_DONE;
+
+ if ( edge > edges && edge->pos < edge[-1].pos )
+ {
+ FT_TRACE5(( " BOUND: %d (pos=%.2f) to (%.2f)\n",
+ edge - edges, edge->pos / 64.0, edge[-1].pos / 64.0 ));
+ edge->pos = edge[-1].pos;
+ }
+ }
+ }
+
+ /* make sure that lowercase m's maintain their symmetry */
+
+ /* In general, lowercase m's have six vertical edges if they are sans */
+ /* serif, or twelve if they are with serifs. This implementation is */
+ /* based on that assumption, and seems to work very well with most */
+ /* faces. However, if for a certain face this assumption is not */
+ /* true, the m is just rendered like before. In addition, any stem */
+ /* correction will only be applied to symmetrical glyphs (even if the */
+ /* glyph is not an m), so the potential for unwanted distortion is */
+ /* relatively low. */
+
+ /* We don't handle horizontal edges since we can't easily assure that */
+ /* the third (lowest) stem aligns with the base line; it might end up */
+ /* one pixel higher or lower. */
+
+ n_edges = edge_limit - edges;
+ if ( dim == AF_DIMENSION_HORZ && ( n_edges == 6 || n_edges == 12 ) )
+ {
+ AF_Edge edge1, edge2, edge3;
+ FT_Pos dist1, dist2, span, delta;
+
+
+ if ( n_edges == 6 )
+ {
+ edge1 = edges;
+ edge2 = edges + 2;
+ edge3 = edges + 4;
+ }
+ else
+ {
+ edge1 = edges + 1;
+ edge2 = edges + 5;
+ edge3 = edges + 9;
+ }
+
+ dist1 = edge2->opos - edge1->opos;
+ dist2 = edge3->opos - edge2->opos;
+
+ span = dist1 - dist2;
+ if ( span < 0 )
+ span = -span;
+
+ if ( span < 8 )
+ {
+ delta = edge3->pos - ( 2 * edge2->pos - edge1->pos );
+ edge3->pos -= delta;
+ if ( edge3->link )
+ edge3->link->pos -= delta;
+
+ /* move the serifs along with the stem */
+ if ( n_edges == 12 )
+ {
+ ( edges + 8 )->pos -= delta;
+ ( edges + 11 )->pos -= delta;
+ }
+
+ edge3->flags |= AF_EDGE_DONE;
+ if ( edge3->link )
+ edge3->link->flags |= AF_EDGE_DONE;
+ }
+ }
+
+ if ( has_serifs || !anchor )
+ {
+ /*
+ * now hint the remaining edges (serifs and single) in order
+ * to complete our processing
+ */
+ for ( edge = edges; edge < edge_limit; edge++ )
+ {
+ FT_Pos delta;
+
+
+ if ( edge->flags & AF_EDGE_DONE )
+ continue;
+
+ delta = 1000;
+
+ if ( edge->serif )
+ {
+ delta = edge->serif->opos - edge->opos;
+ if ( delta < 0 )
+ delta = -delta;
+ }
+
+ if ( delta < 64 + 16 )
+ {
+ af_latin_align_serif_edge( hints, edge->serif, edge );
+ FT_TRACE5(( " SERIF: edge %d (opos=%.2f) serif to %d (opos=%.2f)"
+ " aligned to (%.2f)\n",
+ edge - edges, edge->opos / 64.0,
+ edge->serif - edges, edge->serif->opos / 64.0,
+ edge->pos / 64.0 ));
+ }
+ else if ( !anchor )
+ {
+ edge->pos = FT_PIX_ROUND( edge->opos );
+ anchor = edge;
+ FT_TRACE5(( " SERIF_ANCHOR: edge %d (opos=%.2f)"
+ " snapped to (%.2f)\n",
+ edge-edges, edge->opos / 64.0, edge->pos / 64.0 ));
+ }
+ else
+ {
+ AF_Edge before, after;
+
+
+ for ( before = edge - 1; before >= edges; before-- )
+ if ( before->flags & AF_EDGE_DONE )
+ break;
+
+ for ( after = edge + 1; after < edge_limit; after++ )
+ if ( after->flags & AF_EDGE_DONE )
+ break;
+
+ if ( before >= edges && before < edge &&
+ after < edge_limit && after > edge )
+ {
+ if ( after->opos == before->opos )
+ edge->pos = before->pos;
+ else
+ edge->pos = before->pos +
+ FT_MulDiv( edge->opos - before->opos,
+ after->pos - before->pos,
+ after->opos - before->opos );
+
+ FT_TRACE5(( " SERIF_LINK1: edge %d (opos=%.2f) snapped to (%.2f)"
+ " from %d (opos=%.2f)\n",
+ edge - edges, edge->opos / 64.0,
+ edge->pos / 64.0,
+ before - edges, before->opos / 64.0 ));
+ }
+ else
+ {
+ edge->pos = anchor->pos +
+ ( ( edge->opos - anchor->opos + 16 ) & ~31 );
+
+ FT_TRACE5(( " SERIF_LINK2: edge %d (opos=%.2f)"
+ " snapped to (%.2f)\n",
+ edge - edges, edge->opos / 64.0, edge->pos / 64.0 ));
+ }
+ }
+
+ edge->flags |= AF_EDGE_DONE;
+
+ if ( edge > edges && edge->pos < edge[-1].pos )
+ edge->pos = edge[-1].pos;
+
+ if ( edge + 1 < edge_limit &&
+ edge[1].flags & AF_EDGE_DONE &&
+ edge->pos > edge[1].pos )
+ edge->pos = edge[1].pos;
+ }
+ }
+
+ FT_TRACE5(( "\n" ));
+ }
+
+
+ /* Apply the complete hinting algorithm to a latin glyph. */
+
+ static FT_Error
+ af_latin_hints_apply( AF_GlyphHints hints,
+ FT_Outline* outline,
+ AF_LatinMetrics metrics )
+ {
+ FT_Error error;
+ int dim;
+
+
+ error = af_glyph_hints_reload( hints, outline );
+ if ( error )
+ goto Exit;
+
+ /* analyze glyph outline */
+#ifdef AF_CONFIG_OPTION_USE_WARPER
+ if ( metrics->root.scaler.render_mode == FT_RENDER_MODE_LIGHT ||
+ AF_HINTS_DO_HORIZONTAL( hints ) )
+#else
+ if ( AF_HINTS_DO_HORIZONTAL( hints ) )
+#endif
+ {
+ error = af_latin_hints_detect_features( hints, AF_DIMENSION_HORZ );
+ if ( error )
+ goto Exit;
+ }
+
+ if ( AF_HINTS_DO_VERTICAL( hints ) )
+ {
+ error = af_latin_hints_detect_features( hints, AF_DIMENSION_VERT );
+ if ( error )
+ goto Exit;
+
+ af_latin_hints_compute_blue_edges( hints, metrics );
+ }
+
+ /* grid-fit the outline */
+ for ( dim = 0; dim < AF_DIMENSION_MAX; dim++ )
+ {
+#ifdef AF_CONFIG_OPTION_USE_WARPER
+ if ( dim == AF_DIMENSION_HORZ &&
+ metrics->root.scaler.render_mode == FT_RENDER_MODE_LIGHT )
+ {
+ AF_WarperRec warper;
+ FT_Fixed scale;
+ FT_Pos delta;
+
+
+ af_warper_compute( &warper, hints, (AF_Dimension)dim,
+ &scale, &delta );
+ af_glyph_hints_scale_dim( hints, (AF_Dimension)dim,
+ scale, delta );
+ continue;
+ }
+#endif
+
+ if ( ( dim == AF_DIMENSION_HORZ && AF_HINTS_DO_HORIZONTAL( hints ) ) ||
+ ( dim == AF_DIMENSION_VERT && AF_HINTS_DO_VERTICAL( hints ) ) )
+ {
+ af_latin_hint_edges( hints, (AF_Dimension)dim );
+ af_glyph_hints_align_edge_points( hints, (AF_Dimension)dim );
+ af_glyph_hints_align_strong_points( hints, (AF_Dimension)dim );
+ af_glyph_hints_align_weak_points( hints, (AF_Dimension)dim );
+ }
+ }
+ af_glyph_hints_save( hints, outline );
+
+ Exit:
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** L A T I N S C R I P T C L A S S *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /* XXX: this should probably fine tuned to differentiate better between */
+ /* scripts... */
+
+ static const AF_Script_UniRangeRec af_latin_uniranges[] =
+ {
+ AF_UNIRANGE_REC( 0x0020UL, 0x007FUL ), /* Basic Latin (no control chars) */
+ AF_UNIRANGE_REC( 0x00A0UL, 0x00FFUL ), /* Latin-1 Supplement (no control chars) */
+ AF_UNIRANGE_REC( 0x0100UL, 0x017FUL ), /* Latin Extended-A */
+ AF_UNIRANGE_REC( 0x0180UL, 0x024FUL ), /* Latin Extended-B */
+ AF_UNIRANGE_REC( 0x0250UL, 0x02AFUL ), /* IPA Extensions */
+ AF_UNIRANGE_REC( 0x02B0UL, 0x02FFUL ), /* Spacing Modifier Letters */
+ AF_UNIRANGE_REC( 0x0300UL, 0x036FUL ), /* Combining Diacritical Marks */
+ AF_UNIRANGE_REC( 0x0370UL, 0x03FFUL ), /* Greek and Coptic */
+ AF_UNIRANGE_REC( 0x0400UL, 0x04FFUL ), /* Cyrillic */
+ AF_UNIRANGE_REC( 0x0500UL, 0x052FUL ), /* Cyrillic Supplement */
+ AF_UNIRANGE_REC( 0x1D00UL, 0x1D7FUL ), /* Phonetic Extensions */
+ AF_UNIRANGE_REC( 0x1D80UL, 0x1DBFUL ), /* Phonetic Extensions Supplement */
+ AF_UNIRANGE_REC( 0x1DC0UL, 0x1DFFUL ), /* Combining Diacritical Marks Supplement */
+ AF_UNIRANGE_REC( 0x1E00UL, 0x1EFFUL ), /* Latin Extended Additional */
+ AF_UNIRANGE_REC( 0x1F00UL, 0x1FFFUL ), /* Greek Extended */
+ AF_UNIRANGE_REC( 0x2000UL, 0x206FUL ), /* General Punctuation */
+ AF_UNIRANGE_REC( 0x2070UL, 0x209FUL ), /* Superscripts and Subscripts */
+ AF_UNIRANGE_REC( 0x20A0UL, 0x20CFUL ), /* Currency Symbols */
+ AF_UNIRANGE_REC( 0x2150UL, 0x218FUL ), /* Number Forms */
+ AF_UNIRANGE_REC( 0x2460UL, 0x24FFUL ), /* Enclosed Alphanumerics */
+ AF_UNIRANGE_REC( 0x2C60UL, 0x2C7FUL ), /* Latin Extended-C */
+ AF_UNIRANGE_REC( 0x2DE0UL, 0x2DFFUL ), /* Cyrillic Extended-A */
+ AF_UNIRANGE_REC( 0xA640UL, 0xA69FUL ), /* Cyrillic Extended-B */
+ AF_UNIRANGE_REC( 0xA720UL, 0xA7FFUL ), /* Latin Extended-D */
+ AF_UNIRANGE_REC( 0xFB00UL, 0xFB06UL ), /* Alphab. Present. Forms (Latin Ligs) */
+ AF_UNIRANGE_REC( 0x1D400UL, 0x1D7FFUL ), /* Mathematical Alphanumeric Symbols */
+ AF_UNIRANGE_REC( 0UL, 0UL )
+ };
+
+
+ AF_DEFINE_SCRIPT_CLASS( af_latin_script_class,
+ AF_SCRIPT_LATIN,
+ af_latin_uniranges,
+
+ sizeof ( AF_LatinMetricsRec ),
+
+ (AF_Script_InitMetricsFunc) af_latin_metrics_init,
+ (AF_Script_ScaleMetricsFunc)af_latin_metrics_scale,
+ (AF_Script_DoneMetricsFunc) NULL,
+
+ (AF_Script_InitHintsFunc) af_latin_hints_init,
+ (AF_Script_ApplyHintsFunc) af_latin_hints_apply
+ )
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* aflatin.h */
+/* */
+/* Auto-fitter hinting routines for latin script (specification). */
+/* */
+/* Copyright 2003-2007, 2009, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __AFLATIN_H__
+#define __AFLATIN_H__
+
+#include "afhints.h"
+
+
+FT_BEGIN_HEADER
+
+
+ /* the latin-specific script class */
+
+ AF_DECLARE_SCRIPT_CLASS(af_latin_script_class)
+
+
+ /* constants are given with units_per_em == 2048 in mind */
+#define AF_LATIN_CONSTANT( metrics, c ) \
+ ( ( (c) * (FT_Long)( (AF_LatinMetrics)(metrics) )->units_per_em ) / 2048 )
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** L A T I N G L O B A L M E T R I C S *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /*
+ * The following declarations could be embedded in the file `aflatin.c';
+ * they have been made semi-public to allow alternate script hinters to
+ * re-use some of them.
+ */
+
+
+ /* Latin (global) metrics management */
+
+ enum
+ {
+ AF_LATIN_BLUE_CAPITAL_TOP,
+ AF_LATIN_BLUE_CAPITAL_BOTTOM,
+ AF_LATIN_BLUE_SMALL_F_TOP,
+ AF_LATIN_BLUE_SMALL_TOP,
+ AF_LATIN_BLUE_SMALL_BOTTOM,
+ AF_LATIN_BLUE_SMALL_MINOR,
+
+ AF_LATIN_BLUE_MAX
+ };
+
+
+#define AF_LATIN_IS_TOP_BLUE( b ) ( (b) == AF_LATIN_BLUE_CAPITAL_TOP || \
+ (b) == AF_LATIN_BLUE_SMALL_F_TOP || \
+ (b) == AF_LATIN_BLUE_SMALL_TOP )
+
+#define AF_LATIN_MAX_WIDTHS 16
+#define AF_LATIN_MAX_BLUES AF_LATIN_BLUE_MAX
+
+
+ enum
+ {
+ AF_LATIN_BLUE_ACTIVE = 1 << 0, /* set if zone height is <= 3/4px */
+ AF_LATIN_BLUE_TOP = 1 << 1, /* result of AF_LATIN_IS_TOP_BLUE */
+ AF_LATIN_BLUE_ADJUSTMENT = 1 << 2, /* used for scale adjustment */
+ /* optimization */
+ AF_LATIN_BLUE_FLAG_MAX
+ };
+
+
+ typedef struct AF_LatinBlueRec_
+ {
+ AF_WidthRec ref;
+ AF_WidthRec shoot;
+ FT_UInt flags;
+
+ } AF_LatinBlueRec, *AF_LatinBlue;
+
+
+ typedef struct AF_LatinAxisRec_
+ {
+ FT_Fixed scale;
+ FT_Pos delta;
+
+ FT_UInt width_count; /* number of used widths */
+ AF_WidthRec widths[AF_LATIN_MAX_WIDTHS]; /* widths array */
+ FT_Pos edge_distance_threshold; /* used for creating edges */
+ FT_Pos standard_width; /* the default stem thickness */
+ FT_Bool extra_light; /* is standard width very light? */
+
+ /* ignored for horizontal metrics */
+ FT_UInt blue_count;
+ AF_LatinBlueRec blues[AF_LATIN_BLUE_MAX];
+
+ FT_Fixed org_scale;
+ FT_Pos org_delta;
+
+ } AF_LatinAxisRec, *AF_LatinAxis;
+
+
+ typedef struct AF_LatinMetricsRec_
+ {
+ AF_ScriptMetricsRec root;
+ FT_UInt units_per_em;
+ AF_LatinAxisRec axis[AF_DIMENSION_MAX];
+
+ } AF_LatinMetricsRec, *AF_LatinMetrics;
+
+
+ FT_LOCAL( FT_Error )
+ af_latin_metrics_init( AF_LatinMetrics metrics,
+ FT_Face face );
+
+ FT_LOCAL( void )
+ af_latin_metrics_scale( AF_LatinMetrics metrics,
+ AF_Scaler scaler );
+
+ FT_LOCAL( void )
+ af_latin_metrics_init_widths( AF_LatinMetrics metrics,
+ FT_Face face,
+ FT_ULong charcode );
+
+ FT_LOCAL( void )
+ af_latin_metrics_check_digits( AF_LatinMetrics metrics,
+ FT_Face face );
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** L A T I N G L Y P H A N A L Y S I S *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ enum
+ {
+ AF_LATIN_HINTS_HORZ_SNAP = 1 << 0, /* enable stem width snapping */
+ AF_LATIN_HINTS_VERT_SNAP = 1 << 1, /* enable stem height snapping */
+ AF_LATIN_HINTS_STEM_ADJUST = 1 << 2, /* enable stem width/height */
+ /* adjustment */
+ AF_LATIN_HINTS_MONO = 1 << 3 /* indicate monochrome */
+ /* rendering */
+ };
+
+
+#define AF_LATIN_HINTS_DO_HORZ_SNAP( h ) \
+ AF_HINTS_TEST_OTHER( h, AF_LATIN_HINTS_HORZ_SNAP )
+
+#define AF_LATIN_HINTS_DO_VERT_SNAP( h ) \
+ AF_HINTS_TEST_OTHER( h, AF_LATIN_HINTS_VERT_SNAP )
+
+#define AF_LATIN_HINTS_DO_STEM_ADJUST( h ) \
+ AF_HINTS_TEST_OTHER( h, AF_LATIN_HINTS_STEM_ADJUST )
+
+#define AF_LATIN_HINTS_DO_MONO( h ) \
+ AF_HINTS_TEST_OTHER( h, AF_LATIN_HINTS_MONO )
+
+
+ /*
+ * This shouldn't normally be exported. However, other scripts might
+ * like to use this function as-is.
+ */
+ FT_LOCAL( FT_Error )
+ af_latin_hints_compute_segments( AF_GlyphHints hints,
+ AF_Dimension dim );
+
+ /*
+ * This shouldn't normally be exported. However, other scripts might
+ * want to use this function as-is.
+ */
+ FT_LOCAL( void )
+ af_latin_hints_link_segments( AF_GlyphHints hints,
+ AF_Dimension dim );
+
+ /*
+ * This shouldn't normally be exported. However, other scripts might
+ * want to use this function as-is.
+ */
+ FT_LOCAL( FT_Error )
+ af_latin_hints_compute_edges( AF_GlyphHints hints,
+ AF_Dimension dim );
+
+ FT_LOCAL( FT_Error )
+ af_latin_hints_detect_features( AF_GlyphHints hints,
+ AF_Dimension dim );
+
+/* */
+
+FT_END_HEADER
+
+#endif /* __AFLATIN_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* aflatin2.c */
+/* */
+/* Auto-fitter hinting routines for latin script (body). */
+/* */
+/* Copyright 2003-2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include FT_ADVANCES_H
+
+#include "aflatin.h"
+#include "aflatin2.h"
+#include "aferrors.h"
+
+
+#ifdef AF_CONFIG_OPTION_USE_WARPER
+#include "afwarp.h"
+#endif
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_aflatin2
+
+
+ FT_LOCAL_DEF( FT_Error )
+ af_latin2_hints_compute_segments( AF_GlyphHints hints,
+ AF_Dimension dim );
+
+ FT_LOCAL_DEF( void )
+ af_latin2_hints_link_segments( AF_GlyphHints hints,
+ AF_Dimension dim );
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** L A T I N G L O B A L M E T R I C S *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_LOCAL_DEF( void )
+ af_latin2_metrics_init_widths( AF_LatinMetrics metrics,
+ FT_Face face,
+ FT_ULong charcode )
+ {
+ /* scan the array of segments in each direction */
+ AF_GlyphHintsRec hints[1];
+
+
+ af_glyph_hints_init( hints, face->memory );
+
+ metrics->axis[AF_DIMENSION_HORZ].width_count = 0;
+ metrics->axis[AF_DIMENSION_VERT].width_count = 0;
+
+ {
+ FT_Error error;
+ FT_UInt glyph_index;
+ int dim;
+ AF_LatinMetricsRec dummy[1];
+ AF_Scaler scaler = &dummy->root.scaler;
+
+
+ glyph_index = FT_Get_Char_Index( face, charcode );
+ if ( glyph_index == 0 )
+ goto Exit;
+
+ error = FT_Load_Glyph( face, glyph_index, FT_LOAD_NO_SCALE );
+ if ( error || face->glyph->outline.n_points <= 0 )
+ goto Exit;
+
+ FT_ZERO( dummy );
+
+ dummy->units_per_em = metrics->units_per_em;
+ scaler->x_scale = scaler->y_scale = 0x10000L;
+ scaler->x_delta = scaler->y_delta = 0;
+ scaler->face = face;
+ scaler->render_mode = FT_RENDER_MODE_NORMAL;
+ scaler->flags = 0;
+
+ af_glyph_hints_rescale( hints, (AF_ScriptMetrics)dummy );
+
+ error = af_glyph_hints_reload( hints, &face->glyph->outline );
+ if ( error )
+ goto Exit;
+
+ for ( dim = 0; dim < AF_DIMENSION_MAX; dim++ )
+ {
+ AF_LatinAxis axis = &metrics->axis[dim];
+ AF_AxisHints axhints = &hints->axis[dim];
+ AF_Segment seg, limit, link;
+ FT_UInt num_widths = 0;
+
+
+ error = af_latin2_hints_compute_segments( hints,
+ (AF_Dimension)dim );
+ if ( error )
+ goto Exit;
+
+ af_latin2_hints_link_segments( hints,
+ (AF_Dimension)dim );
+
+ seg = axhints->segments;
+ limit = seg + axhints->num_segments;
+
+ for ( ; seg < limit; seg++ )
+ {
+ link = seg->link;
+
+ /* we only consider stem segments there! */
+ if ( link && link->link == seg && link > seg )
+ {
+ FT_Pos dist;
+
+
+ dist = seg->pos - link->pos;
+ if ( dist < 0 )
+ dist = -dist;
+
+ if ( num_widths < AF_LATIN_MAX_WIDTHS )
+ axis->widths[num_widths++].org = dist;
+ }
+ }
+
+ af_sort_widths( num_widths, axis->widths );
+ axis->width_count = num_widths;
+ }
+
+ Exit:
+ for ( dim = 0; dim < AF_DIMENSION_MAX; dim++ )
+ {
+ AF_LatinAxis axis = &metrics->axis[dim];
+ FT_Pos stdw;
+
+
+ stdw = ( axis->width_count > 0 )
+ ? axis->widths[0].org
+ : AF_LATIN_CONSTANT( metrics, 50 );
+
+ /* let's try 20% of the smallest width */
+ axis->edge_distance_threshold = stdw / 5;
+ axis->standard_width = stdw;
+ axis->extra_light = 0;
+ }
+ }
+
+ af_glyph_hints_done( hints );
+ }
+
+
+
+#define AF_LATIN_MAX_TEST_CHARACTERS 12
+
+
+ static const char af_latin2_blue_chars[AF_LATIN_MAX_BLUES]
+ [AF_LATIN_MAX_TEST_CHARACTERS+1] =
+ {
+ "THEZOCQS",
+ "HEZLOCUS",
+ "fijkdbh",
+ "xzroesc",
+ "xzroesc",
+ "pqgjy"
+ };
+
+
+ static void
+ af_latin2_metrics_init_blues( AF_LatinMetrics metrics,
+ FT_Face face )
+ {
+ FT_Pos flats [AF_LATIN_MAX_TEST_CHARACTERS];
+ FT_Pos rounds[AF_LATIN_MAX_TEST_CHARACTERS];
+ FT_Int num_flats;
+ FT_Int num_rounds;
+ FT_Int bb;
+ AF_LatinBlue blue;
+ FT_Error error;
+ AF_LatinAxis axis = &metrics->axis[AF_DIMENSION_VERT];
+ FT_GlyphSlot glyph = face->glyph;
+
+
+ /* we compute the blues simply by loading each character from the */
+ /* 'af_latin2_blue_chars[blues]' string, then compute its top-most or */
+ /* bottom-most points (depending on `AF_IS_TOP_BLUE') */
+
+ FT_TRACE5(( "blue zones computation\n" ));
+ FT_TRACE5(( "------------------------------------------------\n" ));
+
+ for ( bb = 0; bb < AF_LATIN_BLUE_MAX; bb++ )
+ {
+ const char* p = af_latin2_blue_chars[bb];
+ const char* limit = p + AF_LATIN_MAX_TEST_CHARACTERS;
+ FT_Pos* blue_ref;
+ FT_Pos* blue_shoot;
+
+
+ FT_TRACE5(( "blue %3d: ", bb ));
+
+ num_flats = 0;
+ num_rounds = 0;
+
+ for ( ; p < limit && *p; p++ )
+ {
+ FT_UInt glyph_index;
+ FT_Int best_point, best_y, best_first, best_last;
+ FT_Vector* points;
+ FT_Bool round;
+
+
+ FT_TRACE5(( "'%c'", *p ));
+
+ /* load the character in the face -- skip unknown or empty ones */
+ glyph_index = FT_Get_Char_Index( face, (FT_UInt)*p );
+ if ( glyph_index == 0 )
+ continue;
+
+ error = FT_Load_Glyph( face, glyph_index, FT_LOAD_NO_SCALE );
+ if ( error || glyph->outline.n_points <= 0 )
+ continue;
+
+ /* now compute min or max point indices and coordinates */
+ points = glyph->outline.points;
+ best_point = -1;
+ best_y = 0; /* make compiler happy */
+ best_first = 0; /* ditto */
+ best_last = 0; /* ditto */
+
+ {
+ FT_Int nn;
+ FT_Int first = 0;
+ FT_Int last = -1;
+
+
+ for ( nn = 0; nn < glyph->outline.n_contours; first = last+1, nn++ )
+ {
+ FT_Int old_best_point = best_point;
+ FT_Int pp;
+
+
+ last = glyph->outline.contours[nn];
+
+ /* Avoid single-point contours since they are never rasterized. */
+ /* In some fonts, they correspond to mark attachment points */
+ /* which are way outside of the glyph's real outline. */
+ if ( last == first )
+ continue;
+
+ if ( AF_LATIN_IS_TOP_BLUE( bb ) )
+ {
+ for ( pp = first; pp <= last; pp++ )
+ if ( best_point < 0 || points[pp].y > best_y )
+ {
+ best_point = pp;
+ best_y = points[pp].y;
+ }
+ }
+ else
+ {
+ for ( pp = first; pp <= last; pp++ )
+ if ( best_point < 0 || points[pp].y < best_y )
+ {
+ best_point = pp;
+ best_y = points[pp].y;
+ }
+ }
+
+ if ( best_point != old_best_point )
+ {
+ best_first = first;
+ best_last = last;
+ }
+ }
+ FT_TRACE5(( "%5d", best_y ));
+ }
+
+ /* now check whether the point belongs to a straight or round */
+ /* segment; we first need to find in which contour the extremum */
+ /* lies, then inspect its previous and next points */
+ {
+ FT_Int start, end, prev, next;
+ FT_Pos dist;
+
+
+ /* now look for the previous and next points that are not on the */
+ /* same Y coordinate. Threshold the `closeness'... */
+ start = end = best_point;
+
+ do
+ {
+ prev = start-1;
+ if ( prev < best_first )
+ prev = best_last;
+
+ dist = points[prev].y - best_y;
+ if ( dist < -5 || dist > 5 )
+ break;
+
+ start = prev;
+
+ } while ( start != best_point );
+
+ do
+ {
+ next = end+1;
+ if ( next > best_last )
+ next = best_first;
+
+ dist = points[next].y - best_y;
+ if ( dist < -5 || dist > 5 )
+ break;
+
+ end = next;
+
+ } while ( end != best_point );
+
+ /* now, set the `round' flag depending on the segment's kind */
+ round = FT_BOOL(
+ FT_CURVE_TAG( glyph->outline.tags[start] ) != FT_CURVE_TAG_ON ||
+ FT_CURVE_TAG( glyph->outline.tags[ end ] ) != FT_CURVE_TAG_ON );
+
+ FT_TRACE5(( "%c ", round ? 'r' : 'f' ));
+ }
+
+ if ( round )
+ rounds[num_rounds++] = best_y;
+ else
+ flats[num_flats++] = best_y;
+ }
+
+ FT_TRACE5(( "\n" ));
+
+ if ( num_flats == 0 && num_rounds == 0 )
+ {
+ /*
+ * we couldn't find a single glyph to compute this blue zone,
+ * we will simply ignore it then
+ */
+ FT_TRACE5(( "empty\n" ));
+ continue;
+ }
+
+ /* we have computed the contents of the `rounds' and `flats' tables, */
+ /* now determine the reference and overshoot position of the blue -- */
+ /* we simply take the median value after a simple sort */
+ af_sort_pos( num_rounds, rounds );
+ af_sort_pos( num_flats, flats );
+
+ blue = & axis->blues[axis->blue_count];
+ blue_ref = & blue->ref.org;
+ blue_shoot = & blue->shoot.org;
+
+ axis->blue_count++;
+
+ if ( num_flats == 0 )
+ {
+ *blue_ref =
+ *blue_shoot = rounds[num_rounds / 2];
+ }
+ else if ( num_rounds == 0 )
+ {
+ *blue_ref =
+ *blue_shoot = flats[num_flats / 2];
+ }
+ else
+ {
+ *blue_ref = flats[num_flats / 2];
+ *blue_shoot = rounds[num_rounds / 2];
+ }
+
+ /* there are sometimes problems: if the overshoot position of top */
+ /* zones is under its reference position, or the opposite for bottom */
+ /* zones. We must thus check everything there and correct the errors */
+ if ( *blue_shoot != *blue_ref )
+ {
+ FT_Pos ref = *blue_ref;
+ FT_Pos shoot = *blue_shoot;
+ FT_Bool over_ref = FT_BOOL( shoot > ref );
+
+
+ if ( AF_LATIN_IS_TOP_BLUE( bb ) ^ over_ref )
+ *blue_shoot = *blue_ref = ( shoot + ref ) / 2;
+ }
+
+ blue->flags = 0;
+ if ( AF_LATIN_IS_TOP_BLUE( bb ) )
+ blue->flags |= AF_LATIN_BLUE_TOP;
+
+ /*
+ * The following flags is used later to adjust the y and x scales
+ * in order to optimize the pixel grid alignment of the top of small
+ * letters.
+ */
+ if ( bb == AF_LATIN_BLUE_SMALL_TOP )
+ blue->flags |= AF_LATIN_BLUE_ADJUSTMENT;
+
+ FT_TRACE5(( "-- ref = %ld, shoot = %ld\n", *blue_ref, *blue_shoot ));
+ }
+
+ return;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ af_latin2_metrics_check_digits( AF_LatinMetrics metrics,
+ FT_Face face )
+ {
+ FT_UInt i;
+ FT_Bool started = 0, same_width = 1;
+ FT_Fixed advance, old_advance = 0;
+
+
+ /* check whether all ASCII digits have the same advance width; */
+ /* digit `0' is 0x30 in all supported charmaps */
+ for ( i = 0x30; i <= 0x39; i++ )
+ {
+ FT_UInt glyph_index;
+
+
+ glyph_index = FT_Get_Char_Index( face, i );
+ if ( glyph_index == 0 )
+ continue;
+
+ if ( FT_Get_Advance( face, glyph_index,
+ FT_LOAD_NO_SCALE |
+ FT_LOAD_NO_HINTING |
+ FT_LOAD_IGNORE_TRANSFORM,
+ &advance ) )
+ continue;
+
+ if ( started )
+ {
+ if ( advance != old_advance )
+ {
+ same_width = 0;
+ break;
+ }
+ }
+ else
+ {
+ old_advance = advance;
+ started = 1;
+ }
+ }
+
+ metrics->root.digits_have_same_width = same_width;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ af_latin2_metrics_init( AF_LatinMetrics metrics,
+ FT_Face face )
+ {
+ FT_Error error = AF_Err_Ok;
+ FT_CharMap oldmap = face->charmap;
+ FT_UInt ee;
+
+ static const FT_Encoding latin_encodings[] =
+ {
+ FT_ENCODING_UNICODE,
+ FT_ENCODING_APPLE_ROMAN,
+ FT_ENCODING_ADOBE_STANDARD,
+ FT_ENCODING_ADOBE_LATIN_1,
+ FT_ENCODING_NONE /* end of list */
+ };
+
+
+ metrics->units_per_em = face->units_per_EM;
+
+ /* do we have a latin charmap in there? */
+ for ( ee = 0; latin_encodings[ee] != FT_ENCODING_NONE; ee++ )
+ {
+ error = FT_Select_Charmap( face, latin_encodings[ee] );
+ if ( !error )
+ break;
+ }
+
+ if ( !error )
+ {
+ /* For now, compute the standard width and height from the `o'. */
+ af_latin2_metrics_init_widths( metrics, face, 'o' );
+ af_latin2_metrics_init_blues( metrics, face );
+ af_latin2_metrics_check_digits( metrics, face );
+ }
+
+ FT_Set_Charmap( face, oldmap );
+ return AF_Err_Ok;
+ }
+
+
+ static void
+ af_latin2_metrics_scale_dim( AF_LatinMetrics metrics,
+ AF_Scaler scaler,
+ AF_Dimension dim )
+ {
+ FT_Fixed scale;
+ FT_Pos delta;
+ AF_LatinAxis axis;
+ FT_UInt nn;
+
+
+ if ( dim == AF_DIMENSION_HORZ )
+ {
+ scale = scaler->x_scale;
+ delta = scaler->x_delta;
+ }
+ else
+ {
+ scale = scaler->y_scale;
+ delta = scaler->y_delta;
+ }
+
+ axis = &metrics->axis[dim];
+
+ if ( axis->org_scale == scale && axis->org_delta == delta )
+ return;
+
+ axis->org_scale = scale;
+ axis->org_delta = delta;
+
+ /*
+ * correct Y scale to optimize the alignment of the top of small
+ * letters to the pixel grid
+ */
+ if ( dim == AF_DIMENSION_VERT )
+ {
+ AF_LatinAxis vaxis = &metrics->axis[AF_DIMENSION_VERT];
+ AF_LatinBlue blue = NULL;
+
+
+ for ( nn = 0; nn < vaxis->blue_count; nn++ )
+ {
+ if ( vaxis->blues[nn].flags & AF_LATIN_BLUE_ADJUSTMENT )
+ {
+ blue = &vaxis->blues[nn];
+ break;
+ }
+ }
+
+ if ( blue )
+ {
+ FT_Pos scaled = FT_MulFix( blue->shoot.org, scaler->y_scale );
+ FT_Pos fitted = ( scaled + 40 ) & ~63;
+
+#if 1
+ if ( scaled != fitted )
+ {
+ scale = FT_MulDiv( scale, fitted, scaled );
+ FT_TRACE5(( "== scaled x-top = %.2g"
+ " fitted = %.2g, scaling = %.4g\n",
+ scaled / 64.0, fitted / 64.0,
+ ( fitted * 1.0 ) / scaled ));
+ }
+#endif
+ }
+ }
+
+ axis->scale = scale;
+ axis->delta = delta;
+
+ if ( dim == AF_DIMENSION_HORZ )
+ {
+ metrics->root.scaler.x_scale = scale;
+ metrics->root.scaler.x_delta = delta;
+ }
+ else
+ {
+ metrics->root.scaler.y_scale = scale;
+ metrics->root.scaler.y_delta = delta;
+ }
+
+ /* scale the standard widths */
+ for ( nn = 0; nn < axis->width_count; nn++ )
+ {
+ AF_Width width = axis->widths + nn;
+
+
+ width->cur = FT_MulFix( width->org, scale );
+ width->fit = width->cur;
+ }
+
+ /* an extra-light axis corresponds to a standard width that is */
+ /* smaller than 5/8 pixels */
+ axis->extra_light =
+ (FT_Bool)( FT_MulFix( axis->standard_width, scale ) < 32 + 8 );
+
+ if ( dim == AF_DIMENSION_VERT )
+ {
+ /* scale the blue zones */
+ for ( nn = 0; nn < axis->blue_count; nn++ )
+ {
+ AF_LatinBlue blue = &axis->blues[nn];
+ FT_Pos dist;
+
+
+ blue->ref.cur = FT_MulFix( blue->ref.org, scale ) + delta;
+ blue->ref.fit = blue->ref.cur;
+ blue->shoot.cur = FT_MulFix( blue->shoot.org, scale ) + delta;
+ blue->shoot.fit = blue->shoot.cur;
+ blue->flags &= ~AF_LATIN_BLUE_ACTIVE;
+
+ /* a blue zone is only active if it is less than 3/4 pixels tall */
+ dist = FT_MulFix( blue->ref.org - blue->shoot.org, scale );
+ if ( dist <= 48 && dist >= -48 )
+ {
+ FT_Pos delta1, delta2;
+
+ delta1 = blue->shoot.org - blue->ref.org;
+ delta2 = delta1;
+ if ( delta1 < 0 )
+ delta2 = -delta2;
+
+ delta2 = FT_MulFix( delta2, scale );
+
+ if ( delta2 < 32 )
+ delta2 = 0;
+ else if ( delta2 < 64 )
+ delta2 = 32 + ( ( ( delta2 - 32 ) + 16 ) & ~31 );
+ else
+ delta2 = FT_PIX_ROUND( delta2 );
+
+ if ( delta1 < 0 )
+ delta2 = -delta2;
+
+ blue->ref.fit = FT_PIX_ROUND( blue->ref.cur );
+ blue->shoot.fit = blue->ref.fit + delta2;
+
+ FT_TRACE5(( ">> activating blue zone %d:"
+ " ref.cur=%.2g ref.fit=%.2g"
+ " shoot.cur=%.2g shoot.fit=%.2g\n",
+ nn, blue->ref.cur / 64.0, blue->ref.fit / 64.0,
+ blue->shoot.cur / 64.0, blue->shoot.fit / 64.0 ));
+
+ blue->flags |= AF_LATIN_BLUE_ACTIVE;
+ }
+ }
+ }
+ }
+
+
+ FT_LOCAL_DEF( void )
+ af_latin2_metrics_scale( AF_LatinMetrics metrics,
+ AF_Scaler scaler )
+ {
+ metrics->root.scaler.render_mode = scaler->render_mode;
+ metrics->root.scaler.face = scaler->face;
+
+ af_latin2_metrics_scale_dim( metrics, scaler, AF_DIMENSION_HORZ );
+ af_latin2_metrics_scale_dim( metrics, scaler, AF_DIMENSION_VERT );
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** L A T I N G L Y P H A N A L Y S I S *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+#define SORT_SEGMENTS
+
+ FT_LOCAL_DEF( FT_Error )
+ af_latin2_hints_compute_segments( AF_GlyphHints hints,
+ AF_Dimension dim )
+ {
+ AF_AxisHints axis = &hints->axis[dim];
+ FT_Memory memory = hints->memory;
+ FT_Error error = AF_Err_Ok;
+ AF_Segment segment = NULL;
+ AF_SegmentRec seg0;
+ AF_Point* contour = hints->contours;
+ AF_Point* contour_limit = contour + hints->num_contours;
+ AF_Direction major_dir, segment_dir;
+
+
+ FT_ZERO( &seg0 );
+ seg0.score = 32000;
+ seg0.flags = AF_EDGE_NORMAL;
+
+ major_dir = (AF_Direction)FT_ABS( axis->major_dir );
+ segment_dir = major_dir;
+
+ axis->num_segments = 0;
+
+ /* set up (u,v) in each point */
+ if ( dim == AF_DIMENSION_HORZ )
+ {
+ AF_Point point = hints->points;
+ AF_Point limit = point + hints->num_points;
+
+
+ for ( ; point < limit; point++ )
+ {
+ point->u = point->fx;
+ point->v = point->fy;
+ }
+ }
+ else
+ {
+ AF_Point point = hints->points;
+ AF_Point limit = point + hints->num_points;
+
+
+ for ( ; point < limit; point++ )
+ {
+ point->u = point->fy;
+ point->v = point->fx;
+ }
+ }
+
+ /* do each contour separately */
+ for ( ; contour < contour_limit; contour++ )
+ {
+ AF_Point point = contour[0];
+ AF_Point start = point;
+ AF_Point last = point->prev;
+
+
+ if ( point == last ) /* skip singletons -- just in case */
+ continue;
+
+ /* already on an edge ?, backtrack to find its start */
+ if ( FT_ABS( point->in_dir ) == major_dir )
+ {
+ point = point->prev;
+
+ while ( point->in_dir == start->in_dir )
+ point = point->prev;
+ }
+ else /* otherwise, find first segment start, if any */
+ {
+ while ( FT_ABS( point->out_dir ) != major_dir )
+ {
+ point = point->next;
+
+ if ( point == start )
+ goto NextContour;
+ }
+ }
+
+ start = point;
+
+ for (;;)
+ {
+ AF_Point first;
+ FT_Pos min_u, min_v, max_u, max_v;
+
+ /* we're at the start of a new segment */
+ FT_ASSERT( FT_ABS( point->out_dir ) == major_dir &&
+ point->in_dir != point->out_dir );
+ first = point;
+
+ min_u = max_u = point->u;
+ min_v = max_v = point->v;
+
+ point = point->next;
+
+ while ( point->out_dir == first->out_dir )
+ {
+ point = point->next;
+
+ if ( point->u < min_u )
+ min_u = point->u;
+
+ if ( point->u > max_u )
+ max_u = point->u;
+ }
+
+ if ( point->v < min_v )
+ min_v = point->v;
+
+ if ( point->v > max_v )
+ max_v = point->v;
+
+ /* record new segment */
+ error = af_axis_hints_new_segment( axis, memory, &segment );
+ if ( error )
+ goto Exit;
+
+ segment[0] = seg0;
+ segment->dir = first->out_dir;
+ segment->first = first;
+ segment->last = point;
+ segment->pos = (FT_Short)(( min_u + max_u ) >> 1);
+ segment->min_coord = (FT_Short) min_v;
+ segment->max_coord = (FT_Short) max_v;
+ segment->height = (FT_Short)(max_v - min_v);
+
+ /* a segment is round if it doesn't have successive */
+ /* on-curve points. */
+ {
+ AF_Point pt = first;
+ AF_Point last = point;
+ AF_Flags f0 = (AF_Flags)(pt->flags & AF_FLAG_CONTROL);
+ AF_Flags f1;
+
+
+ segment->flags &= ~AF_EDGE_ROUND;
+
+ for ( ; pt != last; f0 = f1 )
+ {
+ pt = pt->next;
+ f1 = (AF_Flags)(pt->flags & AF_FLAG_CONTROL);
+
+ if ( !f0 && !f1 )
+ break;
+
+ if ( pt == last )
+ segment->flags |= AF_EDGE_ROUND;
+ }
+ }
+
+ /* this can happen in the case of a degenerate contour
+ * e.g. a 2-point vertical contour
+ */
+ if ( point == start )
+ break;
+
+ /* jump to the start of the next segment, if any */
+ while ( FT_ABS(point->out_dir) != major_dir )
+ {
+ point = point->next;
+
+ if ( point == start )
+ goto NextContour;
+ }
+ }
+
+ NextContour:
+ ;
+ } /* contours */
+
+ /* now slightly increase the height of segments when this makes */
+ /* sense -- this is used to better detect and ignore serifs */
+ {
+ AF_Segment segments = axis->segments;
+ AF_Segment segments_end = segments + axis->num_segments;
+
+
+ for ( segment = segments; segment < segments_end; segment++ )
+ {
+ AF_Point first = segment->first;
+ AF_Point last = segment->last;
+ AF_Point p;
+ FT_Pos first_v = first->v;
+ FT_Pos last_v = last->v;
+
+
+ if ( first == last )
+ continue;
+
+ if ( first_v < last_v )
+ {
+ p = first->prev;
+ if ( p->v < first_v )
+ segment->height = (FT_Short)( segment->height +
+ ( ( first_v - p->v ) >> 1 ) );
+
+ p = last->next;
+ if ( p->v > last_v )
+ segment->height = (FT_Short)( segment->height +
+ ( ( p->v - last_v ) >> 1 ) );
+ }
+ else
+ {
+ p = first->prev;
+ if ( p->v > first_v )
+ segment->height = (FT_Short)( segment->height +
+ ( ( p->v - first_v ) >> 1 ) );
+
+ p = last->next;
+ if ( p->v < last_v )
+ segment->height = (FT_Short)( segment->height +
+ ( ( last_v - p->v ) >> 1 ) );
+ }
+ }
+ }
+
+#ifdef AF_SORT_SEGMENTS
+ /* place all segments with a negative direction to the start
+ * of the array, used to speed up segment linking later...
+ */
+ {
+ AF_Segment segments = axis->segments;
+ FT_UInt count = axis->num_segments;
+ FT_UInt ii, jj;
+
+ for (ii = 0; ii < count; ii++)
+ {
+ if ( segments[ii].dir > 0 )
+ {
+ for (jj = ii+1; jj < count; jj++)
+ {
+ if ( segments[jj].dir < 0 )
+ {
+ AF_SegmentRec tmp;
+
+ tmp = segments[ii];
+ segments[ii] = segments[jj];
+ segments[jj] = tmp;
+
+ break;
+ }
+ }
+
+ if ( jj == count )
+ break;
+ }
+ }
+ axis->mid_segments = ii;
+ }
+#endif
+
+ Exit:
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ af_latin2_hints_link_segments( AF_GlyphHints hints,
+ AF_Dimension dim )
+ {
+ AF_AxisHints axis = &hints->axis[dim];
+ AF_Segment segments = axis->segments;
+ AF_Segment segment_limit = segments + axis->num_segments;
+#ifdef AF_SORT_SEGMENTS
+ AF_Segment segment_mid = segments + axis->mid_segments;
+#endif
+ FT_Pos len_threshold, len_score;
+ AF_Segment seg1, seg2;
+
+
+ len_threshold = AF_LATIN_CONSTANT( hints->metrics, 8 );
+ if ( len_threshold == 0 )
+ len_threshold = 1;
+
+ len_score = AF_LATIN_CONSTANT( hints->metrics, 6000 );
+
+#ifdef AF_SORT_SEGMENTS
+ for ( seg1 = segments; seg1 < segment_mid; seg1++ )
+ {
+ if ( seg1->dir != axis->major_dir || seg1->first == seg1->last )
+ continue;
+
+ for ( seg2 = segment_mid; seg2 < segment_limit; seg2++ )
+#else
+ /* now compare each segment to the others */
+ for ( seg1 = segments; seg1 < segment_limit; seg1++ )
+ {
+ /* the fake segments are introduced to hint the metrics -- */
+ /* we must never link them to anything */
+ if ( seg1->dir != axis->major_dir || seg1->first == seg1->last )
+ continue;
+
+ for ( seg2 = segments; seg2 < segment_limit; seg2++ )
+ if ( seg1->dir + seg2->dir == 0 && seg2->pos > seg1->pos )
+#endif
+ {
+ FT_Pos pos1 = seg1->pos;
+ FT_Pos pos2 = seg2->pos;
+ FT_Pos dist = pos2 - pos1;
+
+
+ if ( dist < 0 )
+ continue;
+
+ {
+ FT_Pos min = seg1->min_coord;
+ FT_Pos max = seg1->max_coord;
+ FT_Pos len, score;
+
+
+ if ( min < seg2->min_coord )
+ min = seg2->min_coord;
+
+ if ( max > seg2->max_coord )
+ max = seg2->max_coord;
+
+ len = max - min;
+ if ( len >= len_threshold )
+ {
+ score = dist + len_score / len;
+ if ( score < seg1->score )
+ {
+ seg1->score = score;
+ seg1->link = seg2;
+ }
+
+ if ( score < seg2->score )
+ {
+ seg2->score = score;
+ seg2->link = seg1;
+ }
+ }
+ }
+ }
+ }
+#if 0
+ }
+#endif
+
+ /* now, compute the `serif' segments */
+ for ( seg1 = segments; seg1 < segment_limit; seg1++ )
+ {
+ seg2 = seg1->link;
+
+ if ( seg2 )
+ {
+ if ( seg2->link != seg1 )
+ {
+ seg1->link = 0;
+ seg1->serif = seg2->link;
+ }
+ }
+ }
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ af_latin2_hints_compute_edges( AF_GlyphHints hints,
+ AF_Dimension dim )
+ {
+ AF_AxisHints axis = &hints->axis[dim];
+ FT_Error error = AF_Err_Ok;
+ FT_Memory memory = hints->memory;
+ AF_LatinAxis laxis = &((AF_LatinMetrics)hints->metrics)->axis[dim];
+
+ AF_Segment segments = axis->segments;
+ AF_Segment segment_limit = segments + axis->num_segments;
+ AF_Segment seg;
+
+ AF_Direction up_dir;
+ FT_Fixed scale;
+ FT_Pos edge_distance_threshold;
+ FT_Pos segment_length_threshold;
+
+
+ axis->num_edges = 0;
+
+ scale = ( dim == AF_DIMENSION_HORZ ) ? hints->x_scale
+ : hints->y_scale;
+
+ up_dir = ( dim == AF_DIMENSION_HORZ ) ? AF_DIR_UP
+ : AF_DIR_RIGHT;
+
+ /*
+ * We want to ignore very small (mostly serif) segments, we do that
+ * by ignoring those that whose length is less than a given fraction
+ * of the standard width. If there is no standard width, we ignore
+ * those that are less than a given size in pixels
+ *
+ * also, unlink serif segments that are linked to segments farther
+ * than 50% of the standard width
+ */
+ if ( dim == AF_DIMENSION_HORZ )
+ {
+ if ( laxis->width_count > 0 )
+ segment_length_threshold = (laxis->standard_width * 10 ) >> 4;
+ else
+ segment_length_threshold = FT_DivFix( 64, hints->y_scale );
+ }
+ else
+ segment_length_threshold = 0;
+
+ /*********************************************************************/
+ /* */
+ /* We will begin by generating a sorted table of edges for the */
+ /* current direction. To do so, we simply scan each segment and try */
+ /* to find an edge in our table that corresponds to its position. */
+ /* */
+ /* If no edge is found, we create and insert a new edge in the */
+ /* sorted table. Otherwise, we simply add the segment to the edge's */
+ /* list which will be processed in the second step to compute the */
+ /* edge's properties. */
+ /* */
+ /* Note that the edges table is sorted along the segment/edge */
+ /* position. */
+ /* */
+ /*********************************************************************/
+
+ edge_distance_threshold = FT_MulFix( laxis->edge_distance_threshold,
+ scale );
+ if ( edge_distance_threshold > 64 / 4 )
+ edge_distance_threshold = 64 / 4;
+
+ edge_distance_threshold = FT_DivFix( edge_distance_threshold,
+ scale );
+
+ for ( seg = segments; seg < segment_limit; seg++ )
+ {
+ AF_Edge found = 0;
+ FT_Int ee;
+
+
+ if ( seg->height < segment_length_threshold )
+ continue;
+
+ /* A special case for serif edges: If they are smaller than */
+ /* 1.5 pixels we ignore them. */
+ if ( seg->serif )
+ {
+ FT_Pos dist = seg->serif->pos - seg->pos;
+
+ if (dist < 0)
+ dist = -dist;
+
+ if (dist >= laxis->standard_width >> 1)
+ {
+ /* unlink this serif, it is too distant from its reference stem */
+ seg->serif = NULL;
+ }
+ else if ( 2*seg->height < 3 * segment_length_threshold )
+ continue;
+ }
+
+ /* look for an edge corresponding to the segment */
+ for ( ee = 0; ee < axis->num_edges; ee++ )
+ {
+ AF_Edge edge = axis->edges + ee;
+ FT_Pos dist;
+
+
+ dist = seg->pos - edge->fpos;
+ if ( dist < 0 )
+ dist = -dist;
+
+ if ( dist < edge_distance_threshold && edge->dir == seg->dir )
+ {
+ found = edge;
+ break;
+ }
+ }
+
+ if ( !found )
+ {
+ AF_Edge edge;
+
+
+ /* insert a new edge in the list and */
+ /* sort according to the position */
+ error = af_axis_hints_new_edge( axis, seg->pos, seg->dir,
+ memory, &edge );
+ if ( error )
+ goto Exit;
+
+ /* add the segment to the new edge's list */
+ FT_ZERO( edge );
+
+ edge->first = seg;
+ edge->last = seg;
+ edge->fpos = seg->pos;
+ edge->dir = seg->dir;
+ edge->opos = edge->pos = FT_MulFix( seg->pos, scale );
+ seg->edge_next = seg;
+ }
+ else
+ {
+ /* if an edge was found, simply add the segment to the edge's */
+ /* list */
+ seg->edge_next = found->first;
+ found->last->edge_next = seg;
+ found->last = seg;
+ }
+ }
+
+
+ /*********************************************************************/
+ /* */
+ /* Good, we will now compute each edge's properties according to */
+ /* segments found on its position. Basically, these are: */
+ /* */
+ /* - edge's main direction */
+ /* - stem edge, serif edge or both (which defaults to stem then) */
+ /* - rounded edge, straight or both (which defaults to straight) */
+ /* - link for edge */
+ /* */
+ /*********************************************************************/
+
+ /* first of all, set the `edge' field in each segment -- this is */
+ /* required in order to compute edge links */
+
+ /*
+ * Note that removing this loop and setting the `edge' field of each
+ * segment directly in the code above slows down execution speed for
+ * some reasons on platforms like the Sun.
+ */
+ {
+ AF_Edge edges = axis->edges;
+ AF_Edge edge_limit = edges + axis->num_edges;
+ AF_Edge edge;
+
+
+ for ( edge = edges; edge < edge_limit; edge++ )
+ {
+ seg = edge->first;
+ if ( seg )
+ do
+ {
+ seg->edge = edge;
+ seg = seg->edge_next;
+
+ } while ( seg != edge->first );
+ }
+
+ /* now, compute each edge properties */
+ for ( edge = edges; edge < edge_limit; edge++ )
+ {
+ FT_Int is_round = 0; /* does it contain round segments? */
+ FT_Int is_straight = 0; /* does it contain straight segments? */
+#if 0
+ FT_Pos ups = 0; /* number of upwards segments */
+ FT_Pos downs = 0; /* number of downwards segments */
+#endif
+
+
+ seg = edge->first;
+
+ do
+ {
+ FT_Bool is_serif;
+
+
+ /* check for roundness of segment */
+ if ( seg->flags & AF_EDGE_ROUND )
+ is_round++;
+ else
+ is_straight++;
+
+#if 0
+ /* check for segment direction */
+ if ( seg->dir == up_dir )
+ ups += seg->max_coord-seg->min_coord;
+ else
+ downs += seg->max_coord-seg->min_coord;
+#endif
+
+ /* check for links -- if seg->serif is set, then seg->link must */
+ /* be ignored */
+ is_serif = (FT_Bool)( seg->serif &&
+ seg->serif->edge &&
+ seg->serif->edge != edge );
+
+ if ( ( seg->link && seg->link->edge != NULL ) || is_serif )
+ {
+ AF_Edge edge2;
+ AF_Segment seg2;
+
+
+ edge2 = edge->link;
+ seg2 = seg->link;
+
+ if ( is_serif )
+ {
+ seg2 = seg->serif;
+ edge2 = edge->serif;
+ }
+
+ if ( edge2 )
+ {
+ FT_Pos edge_delta;
+ FT_Pos seg_delta;
+
+
+ edge_delta = edge->fpos - edge2->fpos;
+ if ( edge_delta < 0 )
+ edge_delta = -edge_delta;
+
+ seg_delta = seg->pos - seg2->pos;
+ if ( seg_delta < 0 )
+ seg_delta = -seg_delta;
+
+ if ( seg_delta < edge_delta )
+ edge2 = seg2->edge;
+ }
+ else
+ edge2 = seg2->edge;
+
+ if ( is_serif )
+ {
+ edge->serif = edge2;
+ edge2->flags |= AF_EDGE_SERIF;
+ }
+ else
+ edge->link = edge2;
+ }
+
+ seg = seg->edge_next;
+
+ } while ( seg != edge->first );
+
+ /* set the round/straight flags */
+ edge->flags = AF_EDGE_NORMAL;
+
+ if ( is_round > 0 && is_round >= is_straight )
+ edge->flags |= AF_EDGE_ROUND;
+
+#if 0
+ /* set the edge's main direction */
+ edge->dir = AF_DIR_NONE;
+
+ if ( ups > downs )
+ edge->dir = (FT_Char)up_dir;
+
+ else if ( ups < downs )
+ edge->dir = (FT_Char)-up_dir;
+
+ else if ( ups == downs )
+ edge->dir = 0; /* both up and down! */
+#endif
+
+ /* gets rid of serifs if link is set */
+ /* XXX: This gets rid of many unpleasant artefacts! */
+ /* Example: the `c' in cour.pfa at size 13 */
+
+ if ( edge->serif && edge->link )
+ edge->serif = 0;
+ }
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ af_latin2_hints_detect_features( AF_GlyphHints hints,
+ AF_Dimension dim )
+ {
+ FT_Error error;
+
+
+ error = af_latin2_hints_compute_segments( hints, dim );
+ if ( !error )
+ {
+ af_latin2_hints_link_segments( hints, dim );
+
+ error = af_latin2_hints_compute_edges( hints, dim );
+ }
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ af_latin2_hints_compute_blue_edges( AF_GlyphHints hints,
+ AF_LatinMetrics metrics )
+ {
+ AF_AxisHints axis = &hints->axis[AF_DIMENSION_VERT];
+ AF_Edge edge = axis->edges;
+ AF_Edge edge_limit = edge + axis->num_edges;
+ AF_LatinAxis latin = &metrics->axis[AF_DIMENSION_VERT];
+ FT_Fixed scale = latin->scale;
+ FT_Pos best_dist0; /* initial threshold */
+
+
+ /* compute the initial threshold as a fraction of the EM size */
+ best_dist0 = FT_MulFix( metrics->units_per_em / 40, scale );
+
+ if ( best_dist0 > 64 / 2 )
+ best_dist0 = 64 / 2;
+
+ /* compute which blue zones are active, i.e. have their scaled */
+ /* size < 3/4 pixels */
+
+ /* for each horizontal edge search the blue zone which is closest */
+ for ( ; edge < edge_limit; edge++ )
+ {
+ FT_Int bb;
+ AF_Width best_blue = NULL;
+ FT_Pos best_dist = best_dist0;
+
+ for ( bb = 0; bb < AF_LATIN_BLUE_MAX; bb++ )
+ {
+ AF_LatinBlue blue = latin->blues + bb;
+ FT_Bool is_top_blue, is_major_dir;
+
+
+ /* skip inactive blue zones (i.e., those that are too small) */
+ if ( !( blue->flags & AF_LATIN_BLUE_ACTIVE ) )
+ continue;
+
+ /* if it is a top zone, check for right edges -- if it is a bottom */
+ /* zone, check for left edges */
+ /* */
+ /* of course, that's for TrueType */
+ is_top_blue = (FT_Byte)( ( blue->flags & AF_LATIN_BLUE_TOP ) != 0 );
+ is_major_dir = FT_BOOL( edge->dir == axis->major_dir );
+
+ /* if it is a top zone, the edge must be against the major */
+ /* direction; if it is a bottom zone, it must be in the major */
+ /* direction */
+ if ( is_top_blue ^ is_major_dir )
+ {
+ FT_Pos dist;
+ AF_Width compare;
+
+
+ /* if it's a rounded edge, compare it to the overshoot position */
+ /* if it's a flat edge, compare it to the reference position */
+ if ( edge->flags & AF_EDGE_ROUND )
+ compare = &blue->shoot;
+ else
+ compare = &blue->ref;
+
+ dist = edge->fpos - compare->org;
+ if (dist < 0)
+ dist = -dist;
+
+ dist = FT_MulFix( dist, scale );
+ if ( dist < best_dist )
+ {
+ best_dist = dist;
+ best_blue = compare;
+ }
+
+#if 0
+ /* now, compare it to the overshoot position if the edge is */
+ /* rounded, and if the edge is over the reference position of a */
+ /* top zone, or under the reference position of a bottom zone */
+ if ( edge->flags & AF_EDGE_ROUND && dist != 0 )
+ {
+ FT_Bool is_under_ref = FT_BOOL( edge->fpos < blue->ref.org );
+
+
+ if ( is_top_blue ^ is_under_ref )
+ {
+ blue = latin->blues + bb;
+ dist = edge->fpos - blue->shoot.org;
+ if ( dist < 0 )
+ dist = -dist;
+
+ dist = FT_MulFix( dist, scale );
+ if ( dist < best_dist )
+ {
+ best_dist = dist;
+ best_blue = & blue->shoot;
+ }
+ }
+ }
+#endif
+ }
+ }
+
+ if ( best_blue )
+ edge->blue_edge = best_blue;
+ }
+ }
+
+
+ static FT_Error
+ af_latin2_hints_init( AF_GlyphHints hints,
+ AF_LatinMetrics metrics )
+ {
+ FT_Render_Mode mode;
+ FT_UInt32 scaler_flags, other_flags;
+ FT_Face face = metrics->root.scaler.face;
+
+
+ af_glyph_hints_rescale( hints, (AF_ScriptMetrics)metrics );
+
+ /*
+ * correct x_scale and y_scale if needed, since they may have
+ * been modified `af_latin2_metrics_scale_dim' above
+ */
+ hints->x_scale = metrics->axis[AF_DIMENSION_HORZ].scale;
+ hints->x_delta = metrics->axis[AF_DIMENSION_HORZ].delta;
+ hints->y_scale = metrics->axis[AF_DIMENSION_VERT].scale;
+ hints->y_delta = metrics->axis[AF_DIMENSION_VERT].delta;
+
+ /* compute flags depending on render mode, etc. */
+ mode = metrics->root.scaler.render_mode;
+
+#if 0 /* #ifdef AF_CONFIG_OPTION_USE_WARPER */
+ if ( mode == FT_RENDER_MODE_LCD || mode == FT_RENDER_MODE_LCD_V )
+ {
+ metrics->root.scaler.render_mode = mode = FT_RENDER_MODE_NORMAL;
+ }
+#endif
+
+ scaler_flags = hints->scaler_flags;
+ other_flags = 0;
+
+ /*
+ * We snap the width of vertical stems for the monochrome and
+ * horizontal LCD rendering targets only.
+ */
+ if ( mode == FT_RENDER_MODE_MONO || mode == FT_RENDER_MODE_LCD )
+ other_flags |= AF_LATIN_HINTS_HORZ_SNAP;
+
+ /*
+ * We snap the width of horizontal stems for the monochrome and
+ * vertical LCD rendering targets only.
+ */
+ if ( mode == FT_RENDER_MODE_MONO || mode == FT_RENDER_MODE_LCD_V )
+ other_flags |= AF_LATIN_HINTS_VERT_SNAP;
+
+ /*
+ * We adjust stems to full pixels only if we don't use the `light' mode.
+ */
+ if ( mode != FT_RENDER_MODE_LIGHT )
+ other_flags |= AF_LATIN_HINTS_STEM_ADJUST;
+
+ if ( mode == FT_RENDER_MODE_MONO )
+ other_flags |= AF_LATIN_HINTS_MONO;
+
+ /*
+ * In `light' hinting mode we disable horizontal hinting completely.
+ * We also do it if the face is italic.
+ */
+ if ( mode == FT_RENDER_MODE_LIGHT ||
+ (face->style_flags & FT_STYLE_FLAG_ITALIC) != 0 )
+ scaler_flags |= AF_SCALER_FLAG_NO_HORIZONTAL;
+
+ hints->scaler_flags = scaler_flags;
+ hints->other_flags = other_flags;
+
+ return 0;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** L A T I N G L Y P H G R I D - F I T T I N G *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* snap a given width in scaled coordinates to one of the */
+ /* current standard widths */
+
+ static FT_Pos
+ af_latin2_snap_width( AF_Width widths,
+ FT_Int count,
+ FT_Pos width )
+ {
+ int n;
+ FT_Pos best = 64 + 32 + 2;
+ FT_Pos reference = width;
+ FT_Pos scaled;
+
+
+ for ( n = 0; n < count; n++ )
+ {
+ FT_Pos w;
+ FT_Pos dist;
+
+
+ w = widths[n].cur;
+ dist = width - w;
+ if ( dist < 0 )
+ dist = -dist;
+ if ( dist < best )
+ {
+ best = dist;
+ reference = w;
+ }
+ }
+
+ scaled = FT_PIX_ROUND( reference );
+
+ if ( width >= reference )
+ {
+ if ( width < scaled + 48 )
+ width = reference;
+ }
+ else
+ {
+ if ( width > scaled - 48 )
+ width = reference;
+ }
+
+ return width;
+ }
+
+
+ /* compute the snapped width of a given stem */
+
+ static FT_Pos
+ af_latin2_compute_stem_width( AF_GlyphHints hints,
+ AF_Dimension dim,
+ FT_Pos width,
+ AF_Edge_Flags base_flags,
+ AF_Edge_Flags stem_flags )
+ {
+ AF_LatinMetrics metrics = (AF_LatinMetrics) hints->metrics;
+ AF_LatinAxis axis = & metrics->axis[dim];
+ FT_Pos dist = width;
+ FT_Int sign = 0;
+ FT_Int vertical = ( dim == AF_DIMENSION_VERT );
+
+
+ FT_UNUSED(base_flags);
+
+ if ( !AF_LATIN_HINTS_DO_STEM_ADJUST( hints ) ||
+ axis->extra_light )
+ return width;
+
+ if ( dist < 0 )
+ {
+ dist = -width;
+ sign = 1;
+ }
+
+ if ( ( vertical && !AF_LATIN_HINTS_DO_VERT_SNAP( hints ) ) ||
+ ( !vertical && !AF_LATIN_HINTS_DO_HORZ_SNAP( hints ) ) )
+ {
+ /* smooth hinting process: very lightly quantize the stem width */
+
+ /* leave the widths of serifs alone */
+
+ if ( ( stem_flags & AF_EDGE_SERIF ) && vertical && ( dist < 3 * 64 ) )
+ goto Done_Width;
+
+#if 0
+ else if ( ( base_flags & AF_EDGE_ROUND ) )
+ {
+ if ( dist < 80 )
+ dist = 64;
+ }
+ else if ( dist < 56 )
+ dist = 56;
+#endif
+ if ( axis->width_count > 0 )
+ {
+ FT_Pos delta;
+
+
+ /* compare to standard width */
+ if ( axis->width_count > 0 )
+ {
+ delta = dist - axis->widths[0].cur;
+
+ if ( delta < 0 )
+ delta = -delta;
+
+ if ( delta < 40 )
+ {
+ dist = axis->widths[0].cur;
+ if ( dist < 48 )
+ dist = 48;
+
+ goto Done_Width;
+ }
+ }
+
+ if ( dist < 3 * 64 )
+ {
+ delta = dist & 63;
+ dist &= -64;
+
+ if ( delta < 10 )
+ dist += delta;
+
+ else if ( delta < 32 )
+ dist += 10;
+
+ else if ( delta < 54 )
+ dist += 54;
+
+ else
+ dist += delta;
+ }
+ else
+ dist = ( dist + 32 ) & ~63;
+ }
+ }
+ else
+ {
+ /* strong hinting process: snap the stem width to integer pixels */
+ FT_Pos org_dist = dist;
+
+
+ dist = af_latin2_snap_width( axis->widths, axis->width_count, dist );
+
+ if ( vertical )
+ {
+ /* in the case of vertical hinting, always round */
+ /* the stem heights to integer pixels */
+
+ if ( dist >= 64 )
+ dist = ( dist + 16 ) & ~63;
+ else
+ dist = 64;
+ }
+ else
+ {
+ if ( AF_LATIN_HINTS_DO_MONO( hints ) )
+ {
+ /* monochrome horizontal hinting: snap widths to integer pixels */
+ /* with a different threshold */
+
+ if ( dist < 64 )
+ dist = 64;
+ else
+ dist = ( dist + 32 ) & ~63;
+ }
+ else
+ {
+ /* for horizontal anti-aliased hinting, we adopt a more subtle */
+ /* approach: we strengthen small stems, round stems whose size */
+ /* is between 1 and 2 pixels to an integer, otherwise nothing */
+
+ if ( dist < 48 )
+ dist = ( dist + 64 ) >> 1;
+
+ else if ( dist < 128 )
+ {
+ /* We only round to an integer width if the corresponding */
+ /* distortion is less than 1/4 pixel. Otherwise this */
+ /* makes everything worse since the diagonals, which are */
+ /* not hinted, appear a lot bolder or thinner than the */
+ /* vertical stems. */
+
+ FT_Int delta;
+
+
+ dist = ( dist + 22 ) & ~63;
+ delta = dist - org_dist;
+ if ( delta < 0 )
+ delta = -delta;
+
+ if (delta >= 16)
+ {
+ dist = org_dist;
+ if ( dist < 48 )
+ dist = ( dist + 64 ) >> 1;
+ }
+ }
+ else
+ /* round otherwise to prevent color fringes in LCD mode */
+ dist = ( dist + 32 ) & ~63;
+ }
+ }
+ }
+
+ Done_Width:
+ if ( sign )
+ dist = -dist;
+
+ return dist;
+ }
+
+
+ /* align one stem edge relative to the previous stem edge */
+
+ static void
+ af_latin2_align_linked_edge( AF_GlyphHints hints,
+ AF_Dimension dim,
+ AF_Edge base_edge,
+ AF_Edge stem_edge )
+ {
+ FT_Pos dist = stem_edge->opos - base_edge->opos;
+
+ FT_Pos fitted_width = af_latin2_compute_stem_width(
+ hints, dim, dist,
+ (AF_Edge_Flags)base_edge->flags,
+ (AF_Edge_Flags)stem_edge->flags );
+
+
+ stem_edge->pos = base_edge->pos + fitted_width;
+
+ FT_TRACE5(( "LINK: edge %d (opos=%.2f) linked to (%.2f), "
+ "dist was %.2f, now %.2f\n",
+ stem_edge-hints->axis[dim].edges, stem_edge->opos / 64.0,
+ stem_edge->pos / 64.0, dist / 64.0, fitted_width / 64.0 ));
+ }
+
+
+ static void
+ af_latin2_align_serif_edge( AF_GlyphHints hints,
+ AF_Edge base,
+ AF_Edge serif )
+ {
+ FT_UNUSED( hints );
+
+ serif->pos = base->pos + (serif->opos - base->opos);
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** E D G E H I N T I N G ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ FT_LOCAL_DEF( void )
+ af_latin2_hint_edges( AF_GlyphHints hints,
+ AF_Dimension dim )
+ {
+ AF_AxisHints axis = &hints->axis[dim];
+ AF_Edge edges = axis->edges;
+ AF_Edge edge_limit = edges + axis->num_edges;
+ AF_Edge edge;
+ AF_Edge anchor = 0;
+ FT_Int has_serifs = 0;
+ FT_Pos anchor_drift = 0;
+
+
+
+ FT_TRACE5(( "==== hinting %s edges =====\n",
+ dim == AF_DIMENSION_HORZ ? "vertical" : "horizontal" ));
+
+ /* we begin by aligning all stems relative to the blue zone */
+ /* if needed -- that's only for horizontal edges */
+
+ if ( dim == AF_DIMENSION_VERT && AF_HINTS_DO_BLUES( hints ) )
+ {
+ for ( edge = edges; edge < edge_limit; edge++ )
+ {
+ AF_Width blue;
+ AF_Edge edge1, edge2;
+
+
+ if ( edge->flags & AF_EDGE_DONE )
+ continue;
+
+ blue = edge->blue_edge;
+ edge1 = NULL;
+ edge2 = edge->link;
+
+ if ( blue )
+ {
+ edge1 = edge;
+ }
+ else if ( edge2 && edge2->blue_edge )
+ {
+ blue = edge2->blue_edge;
+ edge1 = edge2;
+ edge2 = edge;
+ }
+
+ if ( !edge1 )
+ continue;
+
+ FT_TRACE5(( "BLUE: edge %d (opos=%.2f) snapped to (%.2f), "
+ "was (%.2f)\n",
+ edge1-edges, edge1->opos / 64.0, blue->fit / 64.0,
+ edge1->pos / 64.0 ));
+
+ edge1->pos = blue->fit;
+ edge1->flags |= AF_EDGE_DONE;
+
+ if ( edge2 && !edge2->blue_edge )
+ {
+ af_latin2_align_linked_edge( hints, dim, edge1, edge2 );
+ edge2->flags |= AF_EDGE_DONE;
+ }
+
+ if ( !anchor )
+ {
+ anchor = edge;
+
+ anchor_drift = (anchor->pos - anchor->opos);
+ if (edge2)
+ anchor_drift = (anchor_drift + (edge2->pos - edge2->opos)) >> 1;
+ }
+ }
+ }
+
+ /* now we will align all stem edges, trying to maintain the */
+ /* relative order of stems in the glyph */
+ for ( edge = edges; edge < edge_limit; edge++ )
+ {
+ AF_Edge edge2;
+
+
+ if ( edge->flags & AF_EDGE_DONE )
+ continue;
+
+ /* skip all non-stem edges */
+ edge2 = edge->link;
+ if ( !edge2 )
+ {
+ has_serifs++;
+ continue;
+ }
+
+ /* now align the stem */
+
+ /* this should not happen, but it's better to be safe */
+ if ( edge2->blue_edge )
+ {
+ FT_TRACE5(( "ASSERTION FAILED for edge %d\n", edge2-edges ));
+
+ af_latin2_align_linked_edge( hints, dim, edge2, edge );
+ edge->flags |= AF_EDGE_DONE;
+ continue;
+ }
+
+ if ( !anchor )
+ {
+ FT_Pos org_len, org_center, cur_len;
+ FT_Pos cur_pos1, error1, error2, u_off, d_off;
+
+
+ org_len = edge2->opos - edge->opos;
+ cur_len = af_latin2_compute_stem_width(
+ hints, dim, org_len,
+ (AF_Edge_Flags)edge->flags,
+ (AF_Edge_Flags)edge2->flags );
+ if ( cur_len <= 64 )
+ u_off = d_off = 32;
+ else
+ {
+ u_off = 38;
+ d_off = 26;
+ }
+
+ if ( cur_len < 96 )
+ {
+ org_center = edge->opos + ( org_len >> 1 );
+
+ cur_pos1 = FT_PIX_ROUND( org_center );
+
+ error1 = org_center - ( cur_pos1 - u_off );
+ if ( error1 < 0 )
+ error1 = -error1;
+
+ error2 = org_center - ( cur_pos1 + d_off );
+ if ( error2 < 0 )
+ error2 = -error2;
+
+ if ( error1 < error2 )
+ cur_pos1 -= u_off;
+ else
+ cur_pos1 += d_off;
+
+ edge->pos = cur_pos1 - cur_len / 2;
+ edge2->pos = edge->pos + cur_len;
+ }
+ else
+ edge->pos = FT_PIX_ROUND( edge->opos );
+
+ FT_TRACE5(( "ANCHOR: edge %d (opos=%.2f) and %d (opos=%.2f)"
+ " snapped to (%.2f) (%.2f)\n",
+ edge-edges, edge->opos / 64.0,
+ edge2-edges, edge2->opos / 64.0,
+ edge->pos / 64.0, edge2->pos / 64.0 ));
+ anchor = edge;
+
+ edge->flags |= AF_EDGE_DONE;
+
+ af_latin2_align_linked_edge( hints, dim, edge, edge2 );
+
+ edge2->flags |= AF_EDGE_DONE;
+
+ anchor_drift = ( (anchor->pos - anchor->opos) +
+ (edge2->pos - edge2->opos)) >> 1;
+
+ FT_TRACE5(( "DRIFT: %.2f\n", anchor_drift/64.0 ));
+ }
+ else
+ {
+ FT_Pos org_pos, org_len, org_center, cur_center, cur_len;
+ FT_Pos org_left, org_right;
+
+
+ org_pos = edge->opos + anchor_drift;
+ org_len = edge2->opos - edge->opos;
+ org_center = org_pos + ( org_len >> 1 );
+
+ cur_len = af_latin2_compute_stem_width(
+ hints, dim, org_len,
+ (AF_Edge_Flags)edge->flags,
+ (AF_Edge_Flags)edge2->flags );
+
+ org_left = org_pos + ((org_len - cur_len) >> 1);
+ org_right = org_pos + ((org_len + cur_len) >> 1);
+
+ FT_TRACE5(( "ALIGN: left=%.2f right=%.2f ",
+ org_left / 64.0, org_right / 64.0 ));
+ cur_center = org_center;
+
+ if ( edge2->flags & AF_EDGE_DONE )
+ {
+ FT_TRACE5(( "\n" ));
+ edge->pos = edge2->pos - cur_len;
+ }
+ else
+ {
+ /* we want to compare several displacement, and choose
+ * the one that increases fitness while minimizing
+ * distortion as well
+ */
+ FT_Pos displacements[6], scores[6], org, fit, delta;
+ FT_UInt count = 0;
+
+ /* note: don't even try to fit tiny stems */
+ if ( cur_len < 32 )
+ {
+ FT_TRACE5(( "tiny stem\n" ));
+ goto AlignStem;
+ }
+
+ /* if the span is within a single pixel, don't touch it */
+ if ( FT_PIX_FLOOR(org_left) == FT_PIX_CEIL(org_right) )
+ {
+ FT_TRACE5(( "single pixel stem\n" ));
+ goto AlignStem;
+ }
+
+ if (cur_len <= 96)
+ {
+ /* we want to avoid the absolute worst case which is
+ * when the left and right edges of the span each represent
+ * about 50% of the gray. we'd better want to change this
+ * to 25/75%, since this is much more pleasant to the eye with
+ * very acceptable distortion
+ */
+ FT_Pos frac_left = (org_left) & 63;
+ FT_Pos frac_right = (org_right) & 63;
+
+ if ( frac_left >= 22 && frac_left <= 42 &&
+ frac_right >= 22 && frac_right <= 42 )
+ {
+ org = frac_left;
+ fit = (org <= 32) ? 16 : 48;
+ delta = FT_ABS(fit - org);
+ displacements[count] = fit - org;
+ scores[count++] = delta;
+ FT_TRACE5(( "dispA=%.2f (%d) ", (fit - org) / 64.0, delta ));
+
+ org = frac_right;
+ fit = (org <= 32) ? 16 : 48;
+ delta = FT_ABS(fit - org);
+ displacements[count] = fit - org;
+ scores[count++] = delta;
+ FT_TRACE5(( "dispB=%.2f (%d) ", (fit - org) / 64.0, delta ));
+ }
+ }
+
+ /* snapping the left edge to the grid */
+ org = org_left;
+ fit = FT_PIX_ROUND(org);
+ delta = FT_ABS(fit - org);
+ displacements[count] = fit - org;
+ scores[count++] = delta;
+ FT_TRACE5(( "dispC=%.2f (%d) ", (fit - org) / 64.0, delta ));
+
+ /* snapping the right edge to the grid */
+ org = org_right;
+ fit = FT_PIX_ROUND(org);
+ delta = FT_ABS(fit - org);
+ displacements[count] = fit - org;
+ scores[count++] = delta;
+ FT_TRACE5(( "dispD=%.2f (%d) ", (fit - org) / 64.0, delta ));
+
+ /* now find the best displacement */
+ {
+ FT_Pos best_score = scores[0];
+ FT_Pos best_disp = displacements[0];
+ FT_UInt nn;
+
+ for (nn = 1; nn < count; nn++)
+ {
+ if (scores[nn] < best_score)
+ {
+ best_score = scores[nn];
+ best_disp = displacements[nn];
+ }
+ }
+
+ cur_center = org_center + best_disp;
+ }
+ FT_TRACE5(( "\n" ));
+ }
+
+ AlignStem:
+ edge->pos = cur_center - (cur_len >> 1);
+ edge2->pos = edge->pos + cur_len;
+
+ FT_TRACE5(( "STEM1: %d (opos=%.2f) to %d (opos=%.2f)"
+ " snapped to (%.2f) and (%.2f),"
+ " org_len=%.2f cur_len=%.2f\n",
+ edge-edges, edge->opos / 64.0,
+ edge2-edges, edge2->opos / 64.0,
+ edge->pos / 64.0, edge2->pos / 64.0,
+ org_len / 64.0, cur_len / 64.0 ));
+
+ edge->flags |= AF_EDGE_DONE;
+ edge2->flags |= AF_EDGE_DONE;
+
+ if ( edge > edges && edge->pos < edge[-1].pos )
+ {
+ FT_TRACE5(( "BOUND: %d (pos=%.2f) to (%.2f)\n",
+ edge-edges, edge->pos / 64.0, edge[-1].pos / 64.0 ));
+ edge->pos = edge[-1].pos;
+ }
+ }
+ }
+
+ /* make sure that lowercase m's maintain their symmetry */
+
+ /* In general, lowercase m's have six vertical edges if they are sans */
+ /* serif, or twelve if they are with serifs. This implementation is */
+ /* based on that assumption, and seems to work very well with most */
+ /* faces. However, if for a certain face this assumption is not */
+ /* true, the m is just rendered like before. In addition, any stem */
+ /* correction will only be applied to symmetrical glyphs (even if the */
+ /* glyph is not an m), so the potential for unwanted distortion is */
+ /* relatively low. */
+
+ /* We don't handle horizontal edges since we can't easily assure that */
+ /* the third (lowest) stem aligns with the base line; it might end up */
+ /* one pixel higher or lower. */
+
+#if 0
+ {
+ FT_Int n_edges = edge_limit - edges;
+
+
+ if ( dim == AF_DIMENSION_HORZ && ( n_edges == 6 || n_edges == 12 ) )
+ {
+ AF_Edge edge1, edge2, edge3;
+ FT_Pos dist1, dist2, span, delta;
+
+
+ if ( n_edges == 6 )
+ {
+ edge1 = edges;
+ edge2 = edges + 2;
+ edge3 = edges + 4;
+ }
+ else
+ {
+ edge1 = edges + 1;
+ edge2 = edges + 5;
+ edge3 = edges + 9;
+ }
+
+ dist1 = edge2->opos - edge1->opos;
+ dist2 = edge3->opos - edge2->opos;
+
+ span = dist1 - dist2;
+ if ( span < 0 )
+ span = -span;
+
+ if ( span < 8 )
+ {
+ delta = edge3->pos - ( 2 * edge2->pos - edge1->pos );
+ edge3->pos -= delta;
+ if ( edge3->link )
+ edge3->link->pos -= delta;
+
+ /* move the serifs along with the stem */
+ if ( n_edges == 12 )
+ {
+ ( edges + 8 )->pos -= delta;
+ ( edges + 11 )->pos -= delta;
+ }
+
+ edge3->flags |= AF_EDGE_DONE;
+ if ( edge3->link )
+ edge3->link->flags |= AF_EDGE_DONE;
+ }
+ }
+ }
+#endif
+
+ if ( has_serifs || !anchor )
+ {
+ /*
+ * now hint the remaining edges (serifs and single) in order
+ * to complete our processing
+ */
+ for ( edge = edges; edge < edge_limit; edge++ )
+ {
+ FT_Pos delta;
+
+
+ if ( edge->flags & AF_EDGE_DONE )
+ continue;
+
+ delta = 1000;
+
+ if ( edge->serif )
+ {
+ delta = edge->serif->opos - edge->opos;
+ if ( delta < 0 )
+ delta = -delta;
+ }
+
+ if ( delta < 64 + 16 )
+ {
+ af_latin2_align_serif_edge( hints, edge->serif, edge );
+ FT_TRACE5(( "SERIF: edge %d (opos=%.2f) serif to %d (opos=%.2f)"
+ " aligned to (%.2f)\n",
+ edge-edges, edge->opos / 64.0,
+ edge->serif - edges, edge->serif->opos / 64.0,
+ edge->pos / 64.0 ));
+ }
+ else if ( !anchor )
+ {
+ FT_TRACE5(( "SERIF_ANCHOR: edge %d (opos=%.2f)"
+ " snapped to (%.2f)\n",
+ edge-edges, edge->opos / 64.0, edge->pos / 64.0 ));
+ edge->pos = FT_PIX_ROUND( edge->opos );
+ anchor = edge;
+ }
+ else
+ {
+ AF_Edge before, after;
+
+
+ for ( before = edge - 1; before >= edges; before-- )
+ if ( before->flags & AF_EDGE_DONE )
+ break;
+
+ for ( after = edge + 1; after < edge_limit; after++ )
+ if ( after->flags & AF_EDGE_DONE )
+ break;
+
+ if ( before >= edges && before < edge &&
+ after < edge_limit && after > edge )
+ {
+ if ( after->opos == before->opos )
+ edge->pos = before->pos;
+ else
+ edge->pos = before->pos +
+ FT_MulDiv( edge->opos - before->opos,
+ after->pos - before->pos,
+ after->opos - before->opos );
+ FT_TRACE5(( "SERIF_LINK1: edge %d (opos=%.2f) snapped to (%.2f)"
+ " from %d (opos=%.2f)\n",
+ edge-edges, edge->opos / 64.0, edge->pos / 64.0,
+ before - edges, before->opos / 64.0 ));
+ }
+ else
+ {
+ edge->pos = anchor->pos +
+ ( ( edge->opos - anchor->opos + 16 ) & ~31 );
+
+ FT_TRACE5(( "SERIF_LINK2: edge %d (opos=%.2f)"
+ " snapped to (%.2f)\n",
+ edge-edges, edge->opos / 64.0, edge->pos / 64.0 ));
+ }
+ }
+
+ edge->flags |= AF_EDGE_DONE;
+
+ if ( edge > edges && edge->pos < edge[-1].pos )
+ edge->pos = edge[-1].pos;
+
+ if ( edge + 1 < edge_limit &&
+ edge[1].flags & AF_EDGE_DONE &&
+ edge->pos > edge[1].pos )
+ edge->pos = edge[1].pos;
+ }
+ }
+ }
+
+
+ static FT_Error
+ af_latin2_hints_apply( AF_GlyphHints hints,
+ FT_Outline* outline,
+ AF_LatinMetrics metrics )
+ {
+ FT_Error error;
+ int dim;
+
+
+ error = af_glyph_hints_reload( hints, outline );
+ if ( error )
+ goto Exit;
+
+ /* analyze glyph outline */
+#ifdef AF_CONFIG_OPTION_USE_WARPER
+ if ( metrics->root.scaler.render_mode == FT_RENDER_MODE_LIGHT ||
+ AF_HINTS_DO_HORIZONTAL( hints ) )
+#else
+ if ( AF_HINTS_DO_HORIZONTAL( hints ) )
+#endif
+ {
+ error = af_latin2_hints_detect_features( hints, AF_DIMENSION_HORZ );
+ if ( error )
+ goto Exit;
+ }
+
+ if ( AF_HINTS_DO_VERTICAL( hints ) )
+ {
+ error = af_latin2_hints_detect_features( hints, AF_DIMENSION_VERT );
+ if ( error )
+ goto Exit;
+
+ af_latin2_hints_compute_blue_edges( hints, metrics );
+ }
+
+ /* grid-fit the outline */
+ for ( dim = 0; dim < AF_DIMENSION_MAX; dim++ )
+ {
+#ifdef AF_CONFIG_OPTION_USE_WARPER
+ if ( ( dim == AF_DIMENSION_HORZ &&
+ metrics->root.scaler.render_mode == FT_RENDER_MODE_LIGHT ) )
+ {
+ AF_WarperRec warper;
+ FT_Fixed scale;
+ FT_Pos delta;
+
+
+ af_warper_compute( &warper, hints, dim, &scale, &delta );
+ af_glyph_hints_scale_dim( hints, dim, scale, delta );
+ continue;
+ }
+#endif
+
+ if ( ( dim == AF_DIMENSION_HORZ && AF_HINTS_DO_HORIZONTAL( hints ) ) ||
+ ( dim == AF_DIMENSION_VERT && AF_HINTS_DO_VERTICAL( hints ) ) )
+ {
+ af_latin2_hint_edges( hints, (AF_Dimension)dim );
+ af_glyph_hints_align_edge_points( hints, (AF_Dimension)dim );
+ af_glyph_hints_align_strong_points( hints, (AF_Dimension)dim );
+ af_glyph_hints_align_weak_points( hints, (AF_Dimension)dim );
+ }
+ }
+ af_glyph_hints_save( hints, outline );
+
+ Exit:
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** L A T I N S C R I P T C L A S S *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ static const AF_Script_UniRangeRec af_latin2_uniranges[] =
+ {
+ AF_UNIRANGE_REC( 32UL, 127UL ), /* TODO: Add new Unicode ranges here! */
+ AF_UNIRANGE_REC( 160UL, 255UL ),
+ AF_UNIRANGE_REC( 0UL, 0UL )
+ };
+
+
+ AF_DEFINE_SCRIPT_CLASS( af_latin2_script_class,
+ AF_SCRIPT_LATIN2,
+ af_latin2_uniranges,
+
+ sizeof ( AF_LatinMetricsRec ),
+
+ (AF_Script_InitMetricsFunc) af_latin2_metrics_init,
+ (AF_Script_ScaleMetricsFunc)af_latin2_metrics_scale,
+ (AF_Script_DoneMetricsFunc) NULL,
+
+ (AF_Script_InitHintsFunc) af_latin2_hints_init,
+ (AF_Script_ApplyHintsFunc) af_latin2_hints_apply
+ )
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* aflatin2.h */
+/* */
+/* Auto-fitter hinting routines for latin script (specification). */
+/* */
+/* Copyright 2003, 2004, 2005, 2006, 2007 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __AFLATIN2_H__
+#define __AFLATIN2_H__
+
+#include "afhints.h"
+
+
+FT_BEGIN_HEADER
+
+
+ /* the latin-specific script class */
+
+ AF_DECLARE_SCRIPT_CLASS(af_latin2_script_class)
+
+/* */
+
+FT_END_HEADER
+
+#endif /* __AFLATIN_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* afloader.c */
+/* */
+/* Auto-fitter glyph loading routines (body). */
+/* */
+/* Copyright 2003-2009, 2011-2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include "afloader.h"
+#include "afhints.h"
+#include "afglobal.h"
+#include "aferrors.h"
+
+
+ /* Initialize glyph loader. */
+
+ FT_LOCAL_DEF( FT_Error )
+ af_loader_init( AF_Loader loader,
+ FT_Memory memory )
+ {
+ FT_ZERO( loader );
+
+ af_glyph_hints_init( &loader->hints, memory );
+#ifdef FT_DEBUG_AUTOFIT
+ _af_debug_hints = &loader->hints;
+#endif
+ return FT_GlyphLoader_New( memory, &loader->gloader );
+ }
+
+
+ /* Reset glyph loader and compute globals if necessary. */
+
+ FT_LOCAL_DEF( FT_Error )
+ af_loader_reset( AF_Loader loader,
+ FT_Face face )
+ {
+ FT_Error error = AF_Err_Ok;
+
+
+ loader->face = face;
+ loader->globals = (AF_FaceGlobals)face->autohint.data;
+
+ FT_GlyphLoader_Rewind( loader->gloader );
+
+ if ( loader->globals == NULL )
+ {
+ error = af_face_globals_new( face, &loader->globals );
+ if ( !error )
+ {
+ face->autohint.data =
+ (FT_Pointer)loader->globals;
+ face->autohint.finalizer =
+ (FT_Generic_Finalizer)af_face_globals_free;
+ }
+ }
+
+ return error;
+ }
+
+
+ /* Finalize glyph loader. */
+
+ FT_LOCAL_DEF( void )
+ af_loader_done( AF_Loader loader )
+ {
+ af_glyph_hints_done( &loader->hints );
+
+ loader->face = NULL;
+ loader->globals = NULL;
+
+#ifdef FT_DEBUG_AUTOFIT
+ _af_debug_hints = NULL;
+#endif
+ FT_GlyphLoader_Done( loader->gloader );
+ loader->gloader = NULL;
+ }
+
+
+ /* Load a single glyph component. This routine calls itself */
+ /* recursively, if necessary, and does the main work of */
+ /* `af_loader_load_glyph.' */
+
+ static FT_Error
+ af_loader_load_g( AF_Loader loader,
+ AF_Scaler scaler,
+ FT_UInt glyph_index,
+ FT_Int32 load_flags,
+ FT_UInt depth )
+ {
+ FT_Error error;
+ FT_Face face = loader->face;
+ FT_GlyphLoader gloader = loader->gloader;
+ AF_ScriptMetrics metrics = loader->metrics;
+ AF_GlyphHints hints = &loader->hints;
+ FT_GlyphSlot slot = face->glyph;
+ FT_Slot_Internal internal = slot->internal;
+
+
+ error = FT_Load_Glyph( face, glyph_index, load_flags );
+ if ( error )
+ goto Exit;
+
+ loader->transformed = internal->glyph_transformed;
+ if ( loader->transformed )
+ {
+ FT_Matrix inverse;
+
+
+ loader->trans_matrix = internal->glyph_matrix;
+ loader->trans_delta = internal->glyph_delta;
+
+ inverse = loader->trans_matrix;
+ FT_Matrix_Invert( &inverse );
+ FT_Vector_Transform( &loader->trans_delta, &inverse );
+ }
+
+ /* set linear metrics */
+ slot->linearHoriAdvance = slot->metrics.horiAdvance;
+ slot->linearVertAdvance = slot->metrics.vertAdvance;
+
+ switch ( slot->format )
+ {
+ case FT_GLYPH_FORMAT_OUTLINE:
+ /* translate the loaded glyph when an internal transform is needed */
+ if ( loader->transformed )
+ FT_Outline_Translate( &slot->outline,
+ loader->trans_delta.x,
+ loader->trans_delta.y );
+
+ /* copy the outline points in the loader's current */
+ /* extra points which is used to keep original glyph coordinates */
+ error = FT_GLYPHLOADER_CHECK_POINTS( gloader,
+ slot->outline.n_points + 4,
+ slot->outline.n_contours );
+ if ( error )
+ goto Exit;
+
+ FT_ARRAY_COPY( gloader->current.outline.points,
+ slot->outline.points,
+ slot->outline.n_points );
+
+ FT_ARRAY_COPY( gloader->current.outline.contours,
+ slot->outline.contours,
+ slot->outline.n_contours );
+
+ FT_ARRAY_COPY( gloader->current.outline.tags,
+ slot->outline.tags,
+ slot->outline.n_points );
+
+ gloader->current.outline.n_points = slot->outline.n_points;
+ gloader->current.outline.n_contours = slot->outline.n_contours;
+
+ /* compute original horizontal phantom points (and ignore */
+ /* vertical ones) */
+ loader->pp1.x = hints->x_delta;
+ loader->pp1.y = hints->y_delta;
+ loader->pp2.x = FT_MulFix( slot->metrics.horiAdvance,
+ hints->x_scale ) + hints->x_delta;
+ loader->pp2.y = hints->y_delta;
+
+ /* be sure to check for spacing glyphs */
+ if ( slot->outline.n_points == 0 )
+ goto Hint_Metrics;
+
+ /* now load the slot image into the auto-outline and run the */
+ /* automatic hinting process */
+ if ( metrics->clazz->script_hints_apply )
+ metrics->clazz->script_hints_apply( hints,
+ &gloader->current.outline,
+ metrics );
+
+ /* we now need to adjust the metrics according to the change in */
+ /* width/positioning that occurred during the hinting process */
+ if ( scaler->render_mode != FT_RENDER_MODE_LIGHT )
+ {
+ FT_Pos old_rsb, old_lsb, new_lsb;
+ FT_Pos pp1x_uh, pp2x_uh;
+ AF_AxisHints axis = &hints->axis[AF_DIMENSION_HORZ];
+ AF_Edge edge1 = axis->edges; /* leftmost edge */
+ AF_Edge edge2 = edge1 +
+ axis->num_edges - 1; /* rightmost edge */
+
+
+ if ( axis->num_edges > 1 && AF_HINTS_DO_ADVANCE( hints ) )
+ {
+ old_rsb = loader->pp2.x - edge2->opos;
+ old_lsb = edge1->opos;
+ new_lsb = edge1->pos;
+
+ /* remember unhinted values to later account */
+ /* for rounding errors */
+
+ pp1x_uh = new_lsb - old_lsb;
+ pp2x_uh = edge2->pos + old_rsb;
+
+ /* prefer too much space over too little space */
+ /* for very small sizes */
+
+ if ( old_lsb < 24 )
+ pp1x_uh -= 8;
+
+ if ( old_rsb < 24 )
+ pp2x_uh += 8;
+
+ loader->pp1.x = FT_PIX_ROUND( pp1x_uh );
+ loader->pp2.x = FT_PIX_ROUND( pp2x_uh );
+
+ if ( loader->pp1.x >= new_lsb && old_lsb > 0 )
+ loader->pp1.x -= 64;
+
+ if ( loader->pp2.x <= edge2->pos && old_rsb > 0 )
+ loader->pp2.x += 64;
+
+ slot->lsb_delta = loader->pp1.x - pp1x_uh;
+ slot->rsb_delta = loader->pp2.x - pp2x_uh;
+ }
+ else
+ {
+ FT_Pos pp1x = loader->pp1.x;
+ FT_Pos pp2x = loader->pp2.x;
+
+
+ loader->pp1.x = FT_PIX_ROUND( pp1x );
+ loader->pp2.x = FT_PIX_ROUND( pp2x );
+
+ slot->lsb_delta = loader->pp1.x - pp1x;
+ slot->rsb_delta = loader->pp2.x - pp2x;
+ }
+ }
+ else
+ {
+ FT_Pos pp1x = loader->pp1.x;
+ FT_Pos pp2x = loader->pp2.x;
+
+
+ loader->pp1.x = FT_PIX_ROUND( pp1x + hints->xmin_delta );
+ loader->pp2.x = FT_PIX_ROUND( pp2x + hints->xmax_delta );
+
+ slot->lsb_delta = loader->pp1.x - pp1x;
+ slot->rsb_delta = loader->pp2.x - pp2x;
+ }
+
+ /* good, we simply add the glyph to our loader's base */
+ FT_GlyphLoader_Add( gloader );
+ break;
+
+ case FT_GLYPH_FORMAT_COMPOSITE:
+ {
+ FT_UInt nn, num_subglyphs = slot->num_subglyphs;
+ FT_UInt num_base_subgs, start_point;
+ FT_SubGlyph subglyph;
+
+
+ start_point = gloader->base.outline.n_points;
+
+ /* first of all, copy the subglyph descriptors in the glyph loader */
+ error = FT_GlyphLoader_CheckSubGlyphs( gloader, num_subglyphs );
+ if ( error )
+ goto Exit;
+
+ FT_ARRAY_COPY( gloader->current.subglyphs,
+ slot->subglyphs,
+ num_subglyphs );
+
+ gloader->current.num_subglyphs = num_subglyphs;
+ num_base_subgs = gloader->base.num_subglyphs;
+
+ /* now read each subglyph independently */
+ for ( nn = 0; nn < num_subglyphs; nn++ )
+ {
+ FT_Vector pp1, pp2;
+ FT_Pos x, y;
+ FT_UInt num_points, num_new_points, num_base_points;
+
+
+ /* gloader.current.subglyphs can change during glyph loading due */
+ /* to re-allocation -- we must recompute the current subglyph on */
+ /* each iteration */
+ subglyph = gloader->base.subglyphs + num_base_subgs + nn;
+
+ pp1 = loader->pp1;
+ pp2 = loader->pp2;
+
+ num_base_points = gloader->base.outline.n_points;
+
+ error = af_loader_load_g( loader, scaler, subglyph->index,
+ load_flags, depth + 1 );
+ if ( error )
+ goto Exit;
+
+ /* recompute subglyph pointer */
+ subglyph = gloader->base.subglyphs + num_base_subgs + nn;
+
+ if ( subglyph->flags & FT_SUBGLYPH_FLAG_USE_MY_METRICS )
+ {
+ pp1 = loader->pp1;
+ pp2 = loader->pp2;
+ }
+ else
+ {
+ loader->pp1 = pp1;
+ loader->pp2 = pp2;
+ }
+
+ num_points = gloader->base.outline.n_points;
+ num_new_points = num_points - num_base_points;
+
+ /* now perform the transformation required for this subglyph */
+
+ if ( subglyph->flags & ( FT_SUBGLYPH_FLAG_SCALE |
+ FT_SUBGLYPH_FLAG_XY_SCALE |
+ FT_SUBGLYPH_FLAG_2X2 ) )
+ {
+ FT_Vector* cur = gloader->base.outline.points +
+ num_base_points;
+ FT_Vector* limit = cur + num_new_points;
+
+
+ for ( ; cur < limit; cur++ )
+ FT_Vector_Transform( cur, &subglyph->transform );
+ }
+
+ /* apply offset */
+
+ if ( !( subglyph->flags & FT_SUBGLYPH_FLAG_ARGS_ARE_XY_VALUES ) )
+ {
+ FT_Int k = subglyph->arg1;
+ FT_UInt l = subglyph->arg2;
+ FT_Vector* p1;
+ FT_Vector* p2;
+
+
+ if ( start_point + k >= num_base_points ||
+ l >= (FT_UInt)num_new_points )
+ {
+ error = AF_Err_Invalid_Composite;
+ goto Exit;
+ }
+
+ l += num_base_points;
+
+ /* for now, only use the current point coordinates; */
+ /* we may consider another approach in the near future */
+ p1 = gloader->base.outline.points + start_point + k;
+ p2 = gloader->base.outline.points + start_point + l;
+
+ x = p1->x - p2->x;
+ y = p1->y - p2->y;
+ }
+ else
+ {
+ x = FT_MulFix( subglyph->arg1, hints->x_scale ) + hints->x_delta;
+ y = FT_MulFix( subglyph->arg2, hints->y_scale ) + hints->y_delta;
+
+ x = FT_PIX_ROUND( x );
+ y = FT_PIX_ROUND( y );
+ }
+
+ {
+ FT_Outline dummy = gloader->base.outline;
+
+
+ dummy.points += num_base_points;
+ dummy.n_points = (short)num_new_points;
+
+ FT_Outline_Translate( &dummy, x, y );
+ }
+ }
+ }
+ break;
+
+ default:
+ /* we don't support other formats (yet?) */
+ error = AF_Err_Unimplemented_Feature;
+ }
+
+ Hint_Metrics:
+ if ( depth == 0 )
+ {
+ FT_BBox bbox;
+ FT_Vector vvector;
+
+
+ vvector.x = slot->metrics.vertBearingX - slot->metrics.horiBearingX;
+ vvector.y = slot->metrics.vertBearingY - slot->metrics.horiBearingY;
+ vvector.x = FT_MulFix( vvector.x, metrics->scaler.x_scale );
+ vvector.y = FT_MulFix( vvector.y, metrics->scaler.y_scale );
+
+ /* transform the hinted outline if needed */
+ if ( loader->transformed )
+ {
+ FT_Outline_Transform( &gloader->base.outline, &loader->trans_matrix );
+ FT_Vector_Transform( &vvector, &loader->trans_matrix );
+ }
+#if 1
+ /* we must translate our final outline by -pp1.x and compute */
+ /* the new metrics */
+ if ( loader->pp1.x )
+ FT_Outline_Translate( &gloader->base.outline, -loader->pp1.x, 0 );
+#endif
+ FT_Outline_Get_CBox( &gloader->base.outline, &bbox );
+
+ bbox.xMin = FT_PIX_FLOOR( bbox.xMin );
+ bbox.yMin = FT_PIX_FLOOR( bbox.yMin );
+ bbox.xMax = FT_PIX_CEIL( bbox.xMax );
+ bbox.yMax = FT_PIX_CEIL( bbox.yMax );
+
+ slot->metrics.width = bbox.xMax - bbox.xMin;
+ slot->metrics.height = bbox.yMax - bbox.yMin;
+ slot->metrics.horiBearingX = bbox.xMin;
+ slot->metrics.horiBearingY = bbox.yMax;
+
+ slot->metrics.vertBearingX = FT_PIX_FLOOR( bbox.xMin + vvector.x );
+ slot->metrics.vertBearingY = FT_PIX_FLOOR( bbox.yMax + vvector.y );
+
+ /* for mono-width fonts (like Andale, Courier, etc.) we need */
+ /* to keep the original rounded advance width; ditto for */
+ /* digits if all have the same advance width */
+#if 0
+ if ( !FT_IS_FIXED_WIDTH( slot->face ) )
+ slot->metrics.horiAdvance = loader->pp2.x - loader->pp1.x;
+ else
+ slot->metrics.horiAdvance = FT_MulFix( slot->metrics.horiAdvance,
+ x_scale );
+#else
+ if ( scaler->render_mode != FT_RENDER_MODE_LIGHT &&
+ ( FT_IS_FIXED_WIDTH( slot->face ) ||
+ ( af_face_globals_is_digit( loader->globals, glyph_index ) &&
+ metrics->digits_have_same_width ) ) )
+ {
+ slot->metrics.horiAdvance = FT_MulFix( slot->metrics.horiAdvance,
+ metrics->scaler.x_scale );
+
+ /* Set delta values to 0. Otherwise code that uses them is */
+ /* going to ruin the fixed advance width. */
+ slot->lsb_delta = 0;
+ slot->rsb_delta = 0;
+ }
+ else
+ {
+ /* non-spacing glyphs must stay as-is */
+ if ( slot->metrics.horiAdvance )
+ slot->metrics.horiAdvance = loader->pp2.x - loader->pp1.x;
+ }
+#endif
+
+ slot->metrics.vertAdvance = FT_MulFix( slot->metrics.vertAdvance,
+ metrics->scaler.y_scale );
+
+ slot->metrics.horiAdvance = FT_PIX_ROUND( slot->metrics.horiAdvance );
+ slot->metrics.vertAdvance = FT_PIX_ROUND( slot->metrics.vertAdvance );
+
+ /* now copy outline into glyph slot */
+ FT_GlyphLoader_Rewind( internal->loader );
+ error = FT_GlyphLoader_CopyPoints( internal->loader, gloader );
+ if ( error )
+ goto Exit;
+
+ /* reassign all outline fields except flags to protect them */
+ slot->outline.n_contours = internal->loader->base.outline.n_contours;
+ slot->outline.n_points = internal->loader->base.outline.n_points;
+ slot->outline.points = internal->loader->base.outline.points;
+ slot->outline.tags = internal->loader->base.outline.tags;
+ slot->outline.contours = internal->loader->base.outline.contours;
+
+ slot->format = FT_GLYPH_FORMAT_OUTLINE;
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ /* Load a glyph. */
+
+ FT_LOCAL_DEF( FT_Error )
+ af_loader_load_glyph( AF_Loader loader,
+ FT_Face face,
+ FT_UInt gindex,
+ FT_Int32 load_flags )
+ {
+ FT_Error error;
+ FT_Size size = face->size;
+ AF_ScalerRec scaler;
+
+
+ if ( !size )
+ return AF_Err_Invalid_Argument;
+
+ FT_ZERO( &scaler );
+
+ scaler.face = face;
+ scaler.x_scale = size->metrics.x_scale;
+ scaler.x_delta = 0; /* XXX: TODO: add support for sub-pixel hinting */
+ scaler.y_scale = size->metrics.y_scale;
+ scaler.y_delta = 0; /* XXX: TODO: add support for sub-pixel hinting */
+
+ scaler.render_mode = FT_LOAD_TARGET_MODE( load_flags );
+ scaler.flags = 0; /* XXX: fix this */
+
+ error = af_loader_reset( loader, face );
+ if ( !error )
+ {
+ AF_ScriptMetrics metrics;
+ FT_UInt options = 0;
+
+
+#ifdef FT_OPTION_AUTOFIT2
+ /* XXX: undocumented hook to activate the latin2 hinter */
+ if ( load_flags & ( 1UL << 20 ) )
+ options = 2;
+#endif
+
+ error = af_face_globals_get_metrics( loader->globals, gindex,
+ options, &metrics );
+ if ( !error )
+ {
+ loader->metrics = metrics;
+
+ if ( metrics->clazz->script_metrics_scale )
+ metrics->clazz->script_metrics_scale( metrics, &scaler );
+ else
+ metrics->scaler = scaler;
+
+ load_flags |= FT_LOAD_NO_SCALE | FT_LOAD_IGNORE_TRANSFORM;
+ load_flags &= ~FT_LOAD_RENDER;
+
+ if ( metrics->clazz->script_hints_init )
+ {
+ error = metrics->clazz->script_hints_init( &loader->hints,
+ metrics );
+ if ( error )
+ goto Exit;
+ }
+
+ error = af_loader_load_g( loader, &scaler, gindex, load_flags, 0 );
+ }
+ }
+ Exit:
+ return error;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* afloader.h */
+/* */
+/* Auto-fitter glyph loading routines (specification). */
+/* */
+/* Copyright 2003-2005, 2011-2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __AFLOADER_H__
+#define __AFLOADER_H__
+
+#include "afhints.h"
+#include "afglobal.h"
+
+
+FT_BEGIN_HEADER
+
+ typedef struct AF_LoaderRec_
+ {
+ FT_Face face; /* current face */
+ AF_FaceGlobals globals; /* current face globals */
+ FT_GlyphLoader gloader; /* glyph loader */
+ AF_GlyphHintsRec hints;
+ AF_ScriptMetrics metrics;
+ FT_Bool transformed;
+ FT_Matrix trans_matrix;
+ FT_Vector trans_delta;
+ FT_Vector pp1;
+ FT_Vector pp2;
+ /* we don't handle vertical phantom points */
+
+ } AF_LoaderRec, *AF_Loader;
+
+
+ FT_LOCAL( FT_Error )
+ af_loader_init( AF_Loader loader,
+ FT_Memory memory );
+
+
+ FT_LOCAL( FT_Error )
+ af_loader_reset( AF_Loader loader,
+ FT_Face face );
+
+
+ FT_LOCAL( void )
+ af_loader_done( AF_Loader loader );
+
+
+ FT_LOCAL( FT_Error )
+ af_loader_load_glyph( AF_Loader loader,
+ FT_Face face,
+ FT_UInt gindex,
+ FT_Int32 load_flags );
+
+/* */
+
+
+FT_END_HEADER
+
+#endif /* __AFLOADER_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* afmodule.c */
+/* */
+/* Auto-fitter module implementation (body). */
+/* */
+/* Copyright 2003-2006, 2009, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include "afmodule.h"
+#include "afloader.h"
+#include "afpic.h"
+
+#ifdef FT_DEBUG_AUTOFIT
+ int _af_debug_disable_horz_hints;
+ int _af_debug_disable_vert_hints;
+ int _af_debug_disable_blue_hints;
+ void* _af_debug_hints;
+#endif
+
+#include FT_INTERNAL_OBJECTS_H
+
+
+ typedef struct FT_AutofitterRec_
+ {
+ FT_ModuleRec root;
+ AF_LoaderRec loader[1];
+
+ } FT_AutofitterRec, *FT_Autofitter;
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ af_autofitter_init( FT_Autofitter module )
+ {
+ return af_loader_init( module->loader, module->root.library->memory );
+ }
+
+
+ FT_CALLBACK_DEF( void )
+ af_autofitter_done( FT_Autofitter module )
+ {
+ af_loader_done( module->loader );
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ af_autofitter_load_glyph( FT_Autofitter module,
+ FT_GlyphSlot slot,
+ FT_Size size,
+ FT_UInt glyph_index,
+ FT_Int32 load_flags )
+ {
+ FT_UNUSED( size );
+
+ return af_loader_load_glyph( module->loader, slot->face,
+ glyph_index, load_flags );
+ }
+
+
+ FT_DEFINE_AUTOHINTER_SERVICE(
+ af_autofitter_service,
+ NULL,
+ NULL,
+ NULL,
+ (FT_AutoHinter_GlyphLoadFunc)af_autofitter_load_glyph )
+
+ FT_DEFINE_MODULE(
+ autofit_module_class,
+
+ FT_MODULE_HINTER,
+ sizeof ( FT_AutofitterRec ),
+
+ "autofitter",
+ 0x10000L, /* version 1.0 of the autofitter */
+ 0x20000L, /* requires FreeType 2.0 or above */
+
+ (const void*)&AF_AF_AUTOFITTER_SERVICE_GET,
+
+ (FT_Module_Constructor)af_autofitter_init,
+ (FT_Module_Destructor) af_autofitter_done,
+ (FT_Module_Requester) NULL )
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* afmodule.h */
+/* */
+/* Auto-fitter module implementation (specification). */
+/* */
+/* Copyright 2003, 2004, 2005 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __AFMODULE_H__
+#define __AFMODULE_H__
+
+#include <ft2build.h>
+#include FT_INTERNAL_OBJECTS_H
+#include FT_MODULE_H
+
+
+FT_BEGIN_HEADER
+
+FT_DECLARE_MODULE(autofit_module_class)
+
+
+FT_END_HEADER
+
+#endif /* __AFMODULE_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* afpic.c */
+/* */
+/* The FreeType position independent code services for autofit module. */
+/* */
+/* Copyright 2009, 2010, 2011 by */
+/* Oran Agra and Mickey Gabel. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+#include FT_INTERNAL_OBJECTS_H
+#include "afpic.h"
+#include "aferrors.h"
+
+#ifdef FT_CONFIG_OPTION_PIC
+
+ /* forward declaration of PIC init functions from afmodule.c */
+ void FT_Init_Class_af_autofitter_service(
+ FT_Library library,
+ FT_AutoHinter_ServiceRec* clazz );
+
+ /* forward declaration of PIC init functions from script classes */
+#include "aflatin.h"
+#ifdef FT_OPTION_AUTOFIT2
+#include "aflatin2.h"
+#endif
+#include "afcjk.h"
+#include "afdummy.h"
+#include "afindic.h"
+
+ void
+ autofit_module_class_pic_free( FT_Library library )
+ {
+ FT_PIC_Container* pic_container = &library->pic_container;
+ FT_Memory memory = library->memory;
+
+
+ if ( pic_container->autofit )
+ {
+ FT_FREE( pic_container->autofit );
+ pic_container->autofit = NULL;
+ }
+ }
+
+
+ FT_Error
+ autofit_module_class_pic_init( FT_Library library )
+ {
+ FT_PIC_Container* pic_container = &library->pic_container;
+ FT_UInt ss;
+ FT_Error error = AF_Err_Ok;
+ AFModulePIC* container;
+ FT_Memory memory = library->memory;
+
+
+ /* allocate pointer, clear and set global container pointer */
+ if ( FT_ALLOC ( container, sizeof ( *container ) ) )
+ return error;
+ FT_MEM_SET( container, 0, sizeof ( *container ) );
+ pic_container->autofit = container;
+
+ /* initialize pointer table - */
+ /* this is how the module usually expects this data */
+ for ( ss = 0 ; ss < AF_SCRIPT_CLASSES_REC_COUNT ; ss++ )
+ {
+ container->af_script_classes[ss] =
+ &container->af_script_classes_rec[ss];
+ }
+ container->af_script_classes[AF_SCRIPT_CLASSES_COUNT - 1] = NULL;
+
+ /* add call to initialization function when you add new scripts */
+ ss = 0;
+ FT_Init_Class_af_dummy_script_class(
+ &container->af_script_classes_rec[ss++] );
+#ifdef FT_OPTION_AUTOFIT2
+ FT_Init_Class_af_latin2_script_class(
+ &container->af_script_classes_rec[ss++] );
+#endif
+ FT_Init_Class_af_latin_script_class(
+ &container->af_script_classes_rec[ss++] );
+ FT_Init_Class_af_cjk_script_class(
+ &container->af_script_classes_rec[ss++] );
+ FT_Init_Class_af_indic_script_class(
+ &container->af_script_classes_rec[ss++] );
+
+ FT_Init_Class_af_autofitter_service(
+ library, &container->af_autofitter_service );
+
+/* Exit: */
+
+ if ( error )
+ autofit_module_class_pic_free( library );
+ return error;
+ }
+
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* afpic.h */
+/* */
+/* The FreeType position independent code services for autofit module. */
+/* */
+/* Copyright 2009, 2011 by */
+/* Oran Agra and Mickey Gabel. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __AFPIC_H__
+#define __AFPIC_H__
+
+
+FT_BEGIN_HEADER
+
+#include FT_INTERNAL_PIC_H
+
+#ifndef FT_CONFIG_OPTION_PIC
+
+#define AF_SCRIPT_CLASSES_GET af_script_classes
+#define AF_AF_AUTOFITTER_SERVICE_GET af_autofitter_service
+
+#else /* FT_CONFIG_OPTION_PIC */
+
+#include "aftypes.h"
+
+ /* increase these when you add new scripts, */
+ /* and update autofit_module_class_pic_init */
+#ifdef FT_OPTION_AUTOFIT2
+#define AF_SCRIPT_CLASSES_COUNT 6
+#else
+#define AF_SCRIPT_CLASSES_COUNT 5
+#endif
+#define AF_SCRIPT_CLASSES_REC_COUNT ( AF_SCRIPT_CLASSES_COUNT - 1 )
+
+ typedef struct AFModulePIC_
+ {
+ AF_ScriptClass af_script_classes[AF_SCRIPT_CLASSES_COUNT];
+ AF_ScriptClassRec af_script_classes_rec[AF_SCRIPT_CLASSES_REC_COUNT];
+ FT_AutoHinter_ServiceRec af_autofitter_service;
+
+ } AFModulePIC;
+
+#define GET_PIC( lib ) \
+ ( (AFModulePIC*)((lib)->pic_container.autofit) )
+#define AF_SCRIPT_CLASSES_GET \
+ ( GET_PIC( FT_FACE_LIBRARY(globals->face) )->af_script_classes )
+#define AF_AF_AUTOFITTER_SERVICE_GET \
+ ( GET_PIC( library )->af_autofitter_service )
+
+ /* see afpic.c for the implementation */
+ void
+ autofit_module_class_pic_free( FT_Library library );
+
+ FT_Error
+ autofit_module_class_pic_init( FT_Library library );
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+ /* */
+
+FT_END_HEADER
+
+#endif /* __AFPIC_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* aftypes.h */
+/* */
+/* Auto-fitter types (specification only). */
+/* */
+/* Copyright 2003-2009, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************
+ *
+ * The auto-fitter is a complete rewrite of the old auto-hinter.
+ * Its main feature is the ability to differentiate between different
+ * scripts in order to apply language-specific rules.
+ *
+ * The code has also been compartmentized into several entities that
+ * should make algorithmic experimentation easier than with the old
+ * code.
+ *
+ * Finally, we get rid of the Catharon license, since this code is
+ * released under the FreeType one.
+ *
+ *************************************************************************/
+
+
+#ifndef __AFTYPES_H__
+#define __AFTYPES_H__
+
+#include <ft2build.h>
+
+#include FT_FREETYPE_H
+#include FT_OUTLINE_H
+#include FT_INTERNAL_OBJECTS_H
+#include FT_INTERNAL_DEBUG_H
+
+
+FT_BEGIN_HEADER
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** D E B U G G I N G *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+#ifdef FT_DEBUG_AUTOFIT
+
+#include FT_CONFIG_STANDARD_LIBRARY_H
+
+extern int _af_debug_disable_horz_hints;
+extern int _af_debug_disable_vert_hints;
+extern int _af_debug_disable_blue_hints;
+extern void* _af_debug_hints;
+
+#endif /* FT_DEBUG_AUTOFIT */
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** U T I L I T Y S T U F F *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ typedef struct AF_WidthRec_
+ {
+ FT_Pos org; /* original position/width in font units */
+ FT_Pos cur; /* current/scaled position/width in device sub-pixels */
+ FT_Pos fit; /* current/fitted position/width in device sub-pixels */
+
+ } AF_WidthRec, *AF_Width;
+
+
+ FT_LOCAL( void )
+ af_sort_pos( FT_UInt count,
+ FT_Pos* table );
+
+ FT_LOCAL( void )
+ af_sort_widths( FT_UInt count,
+ AF_Width widths );
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** A N G L E T Y P E S *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /*
+ * The auto-fitter doesn't need a very high angular accuracy;
+ * this allows us to speed up some computations considerably with a
+ * light Cordic algorithm (see afangles.c).
+ */
+
+ typedef FT_Int AF_Angle;
+
+
+#define AF_ANGLE_PI 256
+#define AF_ANGLE_2PI ( AF_ANGLE_PI * 2 )
+#define AF_ANGLE_PI2 ( AF_ANGLE_PI / 2 )
+#define AF_ANGLE_PI4 ( AF_ANGLE_PI / 4 )
+
+
+#if 0
+ /*
+ * compute the angle of a given 2-D vector
+ */
+ FT_LOCAL( AF_Angle )
+ af_angle_atan( FT_Pos dx,
+ FT_Pos dy );
+
+
+ /*
+ * compute `angle2 - angle1'; the result is always within
+ * the range [-AF_ANGLE_PI .. AF_ANGLE_PI - 1]
+ */
+ FT_LOCAL( AF_Angle )
+ af_angle_diff( AF_Angle angle1,
+ AF_Angle angle2 );
+#endif /* 0 */
+
+
+#define AF_ANGLE_DIFF( result, angle1, angle2 ) \
+ FT_BEGIN_STMNT \
+ AF_Angle _delta = (angle2) - (angle1); \
+ \
+ \
+ _delta %= AF_ANGLE_2PI; \
+ if ( _delta < 0 ) \
+ _delta += AF_ANGLE_2PI; \
+ \
+ if ( _delta > AF_ANGLE_PI ) \
+ _delta -= AF_ANGLE_2PI; \
+ \
+ result = _delta; \
+ FT_END_STMNT
+
+
+ /* opaque handle to glyph-specific hints -- see `afhints.h' for more
+ * details
+ */
+ typedef struct AF_GlyphHintsRec_* AF_GlyphHints;
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** S C A L E R S *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /*
+ * A scaler models the target pixel device that will receive the
+ * auto-hinted glyph image.
+ */
+
+ typedef enum AF_ScalerFlags_
+ {
+ AF_SCALER_FLAG_NO_HORIZONTAL = 1, /* disable horizontal hinting */
+ AF_SCALER_FLAG_NO_VERTICAL = 2, /* disable vertical hinting */
+ AF_SCALER_FLAG_NO_ADVANCE = 4 /* disable advance hinting */
+
+ } AF_ScalerFlags;
+
+
+ typedef struct AF_ScalerRec_
+ {
+ FT_Face face; /* source font face */
+ FT_Fixed x_scale; /* from font units to 1/64th device pixels */
+ FT_Fixed y_scale; /* from font units to 1/64th device pixels */
+ FT_Pos x_delta; /* in 1/64th device pixels */
+ FT_Pos y_delta; /* in 1/64th device pixels */
+ FT_Render_Mode render_mode; /* monochrome, anti-aliased, LCD, etc. */
+ FT_UInt32 flags; /* additional control flags, see above */
+
+ } AF_ScalerRec, *AF_Scaler;
+
+
+#define AF_SCALER_EQUAL_SCALES( a, b ) \
+ ( (a)->x_scale == (b)->x_scale && \
+ (a)->y_scale == (b)->y_scale && \
+ (a)->x_delta == (b)->x_delta && \
+ (a)->y_delta == (b)->y_delta )
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** S C R I P T S *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /*
+ * The list of known scripts. Each different script corresponds to the
+ * following information:
+ *
+ * - A set of Unicode ranges to test whether the face supports the
+ * script.
+ *
+ * - A specific global analyzer that will compute global metrics
+ * specific to the script.
+ *
+ * - A specific glyph analyzer that will compute segments and
+ * edges for each glyph covered by the script.
+ *
+ * - A specific grid-fitting algorithm that will distort the
+ * scaled glyph outline according to the results of the glyph
+ * analyzer.
+ *
+ * Note that a given analyzer and/or grid-fitting algorithm can be
+ * used by more than one script.
+ */
+
+ typedef enum AF_Script_
+ {
+ AF_SCRIPT_NONE = 0,
+ AF_SCRIPT_LATIN = 1,
+ AF_SCRIPT_CJK = 2,
+ AF_SCRIPT_INDIC = 3,
+#ifdef FT_OPTION_AUTOFIT2
+ AF_SCRIPT_LATIN2,
+#endif
+
+ /* add new scripts here. Don't forget to update the list in */
+ /* `afglobal.c'. */
+
+ AF_SCRIPT_MAX /* do not remove */
+
+ } AF_Script;
+
+
+ typedef struct AF_ScriptClassRec_ const* AF_ScriptClass;
+
+ typedef struct AF_ScriptMetricsRec_
+ {
+ AF_ScriptClass clazz;
+ AF_ScalerRec scaler;
+ FT_Bool digits_have_same_width;
+
+ } AF_ScriptMetricsRec, *AF_ScriptMetrics;
+
+
+ /* This function parses an FT_Face to compute global metrics for
+ * a specific script.
+ */
+ typedef FT_Error
+ (*AF_Script_InitMetricsFunc)( AF_ScriptMetrics metrics,
+ FT_Face face );
+
+ typedef void
+ (*AF_Script_ScaleMetricsFunc)( AF_ScriptMetrics metrics,
+ AF_Scaler scaler );
+
+ typedef void
+ (*AF_Script_DoneMetricsFunc)( AF_ScriptMetrics metrics );
+
+
+ typedef FT_Error
+ (*AF_Script_InitHintsFunc)( AF_GlyphHints hints,
+ AF_ScriptMetrics metrics );
+
+ typedef void
+ (*AF_Script_ApplyHintsFunc)( AF_GlyphHints hints,
+ FT_Outline* outline,
+ AF_ScriptMetrics metrics );
+
+
+ typedef struct AF_Script_UniRangeRec_
+ {
+ FT_UInt32 first;
+ FT_UInt32 last;
+
+ } AF_Script_UniRangeRec;
+
+#define AF_UNIRANGE_REC( a, b ) { (FT_UInt32)(a), (FT_UInt32)(b) }
+
+ typedef const AF_Script_UniRangeRec *AF_Script_UniRange;
+
+
+ typedef struct AF_ScriptClassRec_
+ {
+ AF_Script script;
+ AF_Script_UniRange script_uni_ranges; /* last must be { 0, 0 } */
+
+ FT_Offset script_metrics_size;
+ AF_Script_InitMetricsFunc script_metrics_init;
+ AF_Script_ScaleMetricsFunc script_metrics_scale;
+ AF_Script_DoneMetricsFunc script_metrics_done;
+
+ AF_Script_InitHintsFunc script_hints_init;
+ AF_Script_ApplyHintsFunc script_hints_apply;
+
+ } AF_ScriptClassRec;
+
+
+ /* Declare and define vtables for classes */
+#ifndef FT_CONFIG_OPTION_PIC
+
+#define AF_DECLARE_SCRIPT_CLASS( script_class ) \
+ FT_CALLBACK_TABLE const AF_ScriptClassRec \
+ script_class;
+
+#define AF_DEFINE_SCRIPT_CLASS( script_class, script_, ranges, m_size, \
+ m_init, m_scale, m_done, h_init, h_apply ) \
+ FT_CALLBACK_TABLE_DEF const AF_ScriptClassRec \
+ script_class = \
+ { \
+ script_, \
+ ranges, \
+ \
+ m_size, \
+ \
+ m_init, \
+ m_scale, \
+ m_done, \
+ \
+ h_init, \
+ h_apply \
+ };
+
+#else /* FT_CONFIG_OPTION_PIC */
+
+#define AF_DECLARE_SCRIPT_CLASS( script_class ) \
+ FT_LOCAL( void ) \
+ FT_Init_Class_##script_class( AF_ScriptClassRec* ac );
+
+#define AF_DEFINE_SCRIPT_CLASS( script_class, script_, ranges, m_size, \
+ m_init, m_scale, m_done, h_init, h_apply ) \
+ FT_LOCAL_DEF( void ) \
+ FT_Init_Class_##script_class( AF_ScriptClassRec* ac ) \
+ { \
+ ac->script = script_; \
+ ac->script_uni_ranges = ranges; \
+ \
+ ac->script_metrics_size = m_size; \
+ \
+ ac->script_metrics_init = m_init; \
+ ac->script_metrics_scale = m_scale; \
+ ac->script_metrics_done = m_done; \
+ \
+ ac->script_hints_init = h_init; \
+ ac->script_hints_apply = h_apply; \
+ }
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+
+/* */
+
+FT_END_HEADER
+
+#endif /* __AFTYPES_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* afwarp.c */
+/* */
+/* Auto-fitter warping algorithm (body). */
+/* */
+/* Copyright 2006, 2007, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*
+ * The idea of the warping code is to slightly scale and shift a glyph
+ * within a single dimension so that as much of its segments are aligned
+ * (more or less) on the grid. To find out the optimal scaling and
+ * shifting value, various parameter combinations are tried and scored.
+ */
+
+#include "afwarp.h"
+
+#ifdef AF_CONFIG_OPTION_USE_WARPER
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_afwarp
+
+
+ /* The weights cover the range 0/64 - 63/64 of a pixel. Obviously, */
+ /* values around a half pixel (which means exactly between two grid */
+ /* lines) gets the worst weight. */
+#if 1
+ static const AF_WarpScore
+ af_warper_weights[64] =
+ {
+ 35, 32, 30, 25, 20, 15, 12, 10, 5, 1, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, -1, -2, -5, -8,-10,-10,-20,-20,-30,-30,
+
+ -30,-30,-20,-20,-10,-10, -8, -5, -2, -1, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 1, 5, 10, 12, 15, 20, 25, 30, 32,
+ };
+#else
+ static const AF_WarpScore
+ af_warper_weights[64] =
+ {
+ 30, 20, 10, 5, 4, 4, 3, 2, 1, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, -1, -2, -2, -5, -5,-10,-10,-15,-20,
+
+ -20,-15,-15,-10,-10, -5, -5, -2, -2, -1, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 4, 4, 5, 10, 20,
+ };
+#endif
+
+
+ /* Score segments for a given `scale' and `delta' in the range */
+ /* `xx1' to `xx2', and store the best result in `warper'. If */
+ /* the new best score is equal to the old one, prefer the */
+ /* value with a smaller distortion (around `base_distort'). */
+
+ static void
+ af_warper_compute_line_best( AF_Warper warper,
+ FT_Fixed scale,
+ FT_Pos delta,
+ FT_Pos xx1,
+ FT_Pos xx2,
+ AF_WarpScore base_distort,
+ AF_Segment segments,
+ FT_UInt num_segments )
+ {
+ FT_Int idx_min, idx_max, idx0;
+ FT_UInt nn;
+ AF_WarpScore scores[65];
+
+
+ for ( nn = 0; nn < 65; nn++ )
+ scores[nn] = 0;
+
+ idx0 = xx1 - warper->t1;
+
+ /* compute minimum and maximum indices */
+ {
+ FT_Pos xx1min = warper->x1min;
+ FT_Pos xx1max = warper->x1max;
+ FT_Pos w = xx2 - xx1;
+
+
+ if ( xx1min + w < warper->x2min )
+ xx1min = warper->x2min - w;
+
+ xx1max = warper->x1max;
+ if ( xx1max + w > warper->x2max )
+ xx1max = warper->x2max - w;
+
+ idx_min = xx1min - warper->t1;
+ idx_max = xx1max - warper->t1;
+
+ if ( idx_min < 0 || idx_min > idx_max || idx_max > 64 )
+ {
+ FT_TRACE5(( "invalid indices:\n"
+ " min=%d max=%d, xx1=%ld xx2=%ld,\n"
+ " x1min=%ld x1max=%ld, x2min=%ld x2max=%ld\n",
+ idx_min, idx_max, xx1, xx2,
+ warper->x1min, warper->x1max,
+ warper->x2min, warper->x2max ));
+ return;
+ }
+ }
+
+ for ( nn = 0; nn < num_segments; nn++ )
+ {
+ FT_Pos len = segments[nn].max_coord - segments[nn].min_coord;
+ FT_Pos y0 = FT_MulFix( segments[nn].pos, scale ) + delta;
+ FT_Pos y = y0 + ( idx_min - idx0 );
+ FT_Int idx;
+
+
+ /* score the length of the segments for the given range */
+ for ( idx = idx_min; idx <= idx_max; idx++, y++ )
+ scores[idx] += af_warper_weights[y & 63] * len;
+ }
+
+ /* find best score */
+ {
+ FT_Int idx;
+
+
+ for ( idx = idx_min; idx <= idx_max; idx++ )
+ {
+ AF_WarpScore score = scores[idx];
+ AF_WarpScore distort = base_distort + ( idx - idx0 );
+
+
+ if ( score > warper->best_score ||
+ ( score == warper->best_score &&
+ distort < warper->best_distort ) )
+ {
+ warper->best_score = score;
+ warper->best_distort = distort;
+ warper->best_scale = scale;
+ warper->best_delta = delta + ( idx - idx0 );
+ }
+ }
+ }
+ }
+
+
+ /* Compute optimal scaling and delta values for a given glyph and */
+ /* dimension. */
+
+ FT_LOCAL_DEF( void )
+ af_warper_compute( AF_Warper warper,
+ AF_GlyphHints hints,
+ AF_Dimension dim,
+ FT_Fixed *a_scale,
+ FT_Pos *a_delta )
+ {
+ AF_AxisHints axis;
+ AF_Point points;
+
+ FT_Fixed org_scale;
+ FT_Pos org_delta;
+
+ FT_UInt nn, num_points, num_segments;
+ FT_Int X1, X2;
+ FT_Int w;
+
+ AF_WarpScore base_distort;
+ AF_Segment segments;
+
+
+ /* get original scaling transformation */
+ if ( dim == AF_DIMENSION_VERT )
+ {
+ org_scale = hints->y_scale;
+ org_delta = hints->y_delta;
+ }
+ else
+ {
+ org_scale = hints->x_scale;
+ org_delta = hints->x_delta;
+ }
+
+ warper->best_scale = org_scale;
+ warper->best_delta = org_delta;
+ warper->best_score = INT_MIN;
+ warper->best_distort = 0;
+
+ axis = &hints->axis[dim];
+ segments = axis->segments;
+ num_segments = axis->num_segments;
+ points = hints->points;
+ num_points = hints->num_points;
+
+ *a_scale = org_scale;
+ *a_delta = org_delta;
+
+ /* get X1 and X2, minimum and maximum in original coordinates */
+ if ( num_segments < 1 )
+ return;
+
+#if 1
+ X1 = X2 = points[0].fx;
+ for ( nn = 1; nn < num_points; nn++ )
+ {
+ FT_Int X = points[nn].fx;
+
+
+ if ( X < X1 )
+ X1 = X;
+ if ( X > X2 )
+ X2 = X;
+ }
+#else
+ X1 = X2 = segments[0].pos;
+ for ( nn = 1; nn < num_segments; nn++ )
+ {
+ FT_Int X = segments[nn].pos;
+
+
+ if ( X < X1 )
+ X1 = X;
+ if ( X > X2 )
+ X2 = X;
+ }
+#endif
+
+ if ( X1 >= X2 )
+ return;
+
+ warper->x1 = FT_MulFix( X1, org_scale ) + org_delta;
+ warper->x2 = FT_MulFix( X2, org_scale ) + org_delta;
+
+ warper->t1 = AF_WARPER_FLOOR( warper->x1 );
+ warper->t2 = AF_WARPER_CEIL( warper->x2 );
+
+ /* examine a half pixel wide range around the maximum coordinates */
+ warper->x1min = warper->x1 & ~31;
+ warper->x1max = warper->x1min + 32;
+ warper->x2min = warper->x2 & ~31;
+ warper->x2max = warper->x2min + 32;
+
+ if ( warper->x1max > warper->x2 )
+ warper->x1max = warper->x2;
+
+ if ( warper->x2min < warper->x1 )
+ warper->x2min = warper->x1;
+
+ warper->w0 = warper->x2 - warper->x1;
+
+ if ( warper->w0 <= 64 )
+ {
+ warper->x1max = warper->x1;
+ warper->x2min = warper->x2;
+ }
+
+ /* examine (at most) a pixel wide range around the natural width */
+ warper->wmin = warper->x2min - warper->x1max;
+ warper->wmax = warper->x2max - warper->x1min;
+
+#if 1
+ /* some heuristics to reduce the number of widths to be examined */
+ {
+ int margin = 16;
+
+
+ if ( warper->w0 <= 128 )
+ {
+ margin = 8;
+ if ( warper->w0 <= 96 )
+ margin = 4;
+ }
+
+ if ( warper->wmin < warper->w0 - margin )
+ warper->wmin = warper->w0 - margin;
+
+ if ( warper->wmax > warper->w0 + margin )
+ warper->wmax = warper->w0 + margin;
+ }
+
+ if ( warper->wmin < warper->w0 * 3 / 4 )
+ warper->wmin = warper->w0 * 3 / 4;
+
+ if ( warper->wmax > warper->w0 * 5 / 4 )
+ warper->wmax = warper->w0 * 5 / 4;
+#else
+ /* no scaling, just translation */
+ warper->wmin = warper->wmax = warper->w0;
+#endif
+
+ for ( w = warper->wmin; w <= warper->wmax; w++ )
+ {
+ FT_Fixed new_scale;
+ FT_Pos new_delta;
+ FT_Pos xx1, xx2;
+
+
+ /* compute min and max positions for given width, */
+ /* assuring that they stay within the coordinate ranges */
+ xx1 = warper->x1;
+ xx2 = warper->x2;
+ if ( w >= warper->w0 )
+ {
+ xx1 -= w - warper->w0;
+ if ( xx1 < warper->x1min )
+ {
+ xx2 += warper->x1min - xx1;
+ xx1 = warper->x1min;
+ }
+ }
+ else
+ {
+ xx1 -= w - warper->w0;
+ if ( xx1 > warper->x1max )
+ {
+ xx2 -= xx1 - warper->x1max;
+ xx1 = warper->x1max;
+ }
+ }
+
+ if ( xx1 < warper->x1 )
+ base_distort = warper->x1 - xx1;
+ else
+ base_distort = xx1 - warper->x1;
+
+ if ( xx2 < warper->x2 )
+ base_distort += warper->x2 - xx2;
+ else
+ base_distort += xx2 - warper->x2;
+
+ /* give base distortion a greater weight while scoring */
+ base_distort *= 10;
+
+ new_scale = org_scale + FT_DivFix( w - warper->w0, X2 - X1 );
+ new_delta = xx1 - FT_MulFix( X1, new_scale );
+
+ af_warper_compute_line_best( warper, new_scale, new_delta, xx1, xx2,
+ base_distort,
+ segments, num_segments );
+ }
+
+ {
+ FT_Fixed best_scale = warper->best_scale;
+ FT_Pos best_delta = warper->best_delta;
+
+
+ hints->xmin_delta = FT_MulFix( X1, best_scale - org_scale )
+ + best_delta;
+ hints->xmax_delta = FT_MulFix( X2, best_scale - org_scale )
+ + best_delta;
+
+ *a_scale = best_scale;
+ *a_delta = best_delta;
+ }
+ }
+
+#else /* !AF_CONFIG_OPTION_USE_WARPER */
+
+ /* ANSI C doesn't like empty source files */
+ typedef int _af_warp_dummy;
+
+#endif /* !AF_CONFIG_OPTION_USE_WARPER */
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* afwarp.h */
+/* */
+/* Auto-fitter warping algorithm (specification). */
+/* */
+/* Copyright 2006, 2007 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __AFWARP_H__
+#define __AFWARP_H__
+
+#include "afhints.h"
+
+FT_BEGIN_HEADER
+
+#define AF_WARPER_SCALE
+
+#define AF_WARPER_FLOOR( x ) ( (x) & ~63 )
+#define AF_WARPER_CEIL( x ) AF_WARPER_FLOOR( (x) + 63 )
+
+
+ typedef FT_Int32 AF_WarpScore;
+
+ typedef struct AF_WarperRec_
+ {
+ FT_Pos x1, x2;
+ FT_Pos t1, t2;
+ FT_Pos x1min, x1max;
+ FT_Pos x2min, x2max;
+ FT_Pos w0, wmin, wmax;
+
+ FT_Fixed best_scale;
+ FT_Pos best_delta;
+ AF_WarpScore best_score;
+ AF_WarpScore best_distort;
+
+ } AF_WarperRec, *AF_Warper;
+
+
+ FT_LOCAL( void )
+ af_warper_compute( AF_Warper warper,
+ AF_GlyphHints hints,
+ AF_Dimension dim,
+ FT_Fixed *a_scale,
+ FT_Fixed *a_delta );
+
+
+FT_END_HEADER
+
+
+#endif /* __AFWARP_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* autofit.c */
+/* */
+/* Auto-fitter module (body). */
+/* */
+/* Copyright 2003-2007, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#define FT_MAKE_OPTION_SINGLE_OBJECT
+#include <ft2build.h>
+#include "afpic.c"
+#include "afangles.c"
+#include "afglobal.c"
+#include "afhints.c"
+
+#include "afdummy.c"
+#include "aflatin.c"
+#ifdef FT_OPTION_AUTOFIT2
+#include "aflatin2.c"
+#endif
+#include "afcjk.c"
+#include "afindic.c"
+
+#include "afloader.c"
+#include "afmodule.c"
+
+#ifdef AF_CONFIG_OPTION_USE_WARPER
+#include "afwarp.c"
+#endif
+
+/* END */
--- /dev/null
+#
+# FreeType 2 auto-fitter module definition
+#
+
+
+# Copyright 2003, 2004, 2005, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+FTMODULE_H_COMMANDS += AUTOFIT_MODULE
+
+define AUTOFIT_MODULE
+$(OPEN_DRIVER) FT_Module_Class, autofit_module_class $(CLOSE_DRIVER)
+$(ECHO_DRIVER)autofit $(ECHO_DRIVER_DESC)automatic hinting module$(ECHO_DRIVER_DONE)
+endef
+
+# EOF
--- /dev/null
+#
+# FreeType 2 auto-fitter module configuration rules
+#
+
+
+# Copyright 2003, 2004, 2005, 2006, 2007, 2011 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# AUTOF driver directory
+#
+AUTOF_DIR := $(SRC_DIR)/autofit
+
+
+# compilation flags for the driver
+#
+AUTOF_COMPILE := $(FT_COMPILE) $I$(subst /,$(COMPILER_SEP),$(AUTOF_DIR))
+
+
+# AUTOF driver sources (i.e., C files)
+#
+AUTOF_DRV_SRC := $(AUTOF_DIR)/afangles.c \
+ $(AUTOF_DIR)/afcjk.c \
+ $(AUTOF_DIR)/afdummy.c \
+ $(AUTOF_DIR)/afglobal.c \
+ $(AUTOF_DIR)/afhints.c \
+ $(AUTOF_DIR)/afindic.c \
+ $(AUTOF_DIR)/aflatin.c \
+ $(AUTOF_DIR)/afloader.c \
+ $(AUTOF_DIR)/afmodule.c \
+ $(AUTOF_DIR)/afpic.c \
+ $(AUTOF_DIR)/afwarp.c
+
+# AUTOF driver headers
+#
+AUTOF_DRV_H := $(AUTOF_DRV_SRC:%c=%h) \
+ $(AUTOF_DIR)/aferrors.h \
+ $(AUTOF_DIR)/aftypes.h
+
+
+# AUTOF driver object(s)
+#
+# AUTOF_DRV_OBJ_M is used during `multi' builds.
+# AUTOF_DRV_OBJ_S is used during `single' builds.
+#
+AUTOF_DRV_OBJ_M := $(AUTOF_DRV_SRC:$(AUTOF_DIR)/%.c=$(OBJ_DIR)/%.$O)
+AUTOF_DRV_OBJ_S := $(OBJ_DIR)/autofit.$O
+
+# AUTOF driver source file for single build
+#
+AUTOF_DRV_SRC_S := $(AUTOF_DIR)/autofit.c
+
+
+# AUTOF driver - single object
+#
+$(AUTOF_DRV_OBJ_S): $(AUTOF_DRV_SRC_S) $(AUTOF_DRV_SRC) \
+ $(FREETYPE_H) $(AUTOF_DRV_H)
+ $(AUTOF_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $(AUTOF_DRV_SRC_S))
+
+
+# AUTOF driver - multiple objects
+#
+$(OBJ_DIR)/%.$O: $(AUTOF_DIR)/%.c $(FREETYPE_H) $(AUTOF_DRV_H)
+ $(AUTOF_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $<)
+
+
+# update main driver object lists
+#
+DRV_OBJS_S += $(AUTOF_DRV_OBJ_S)
+DRV_OBJS_M += $(AUTOF_DRV_OBJ_M)
+
+
+# EOF
--- /dev/null
+# FreeType 2 src/base Jamfile
+#
+# Copyright 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+SubDir FT2_TOP $(FT2_SRC_DIR) base ;
+
+
+{
+ local _sources ;
+
+ if $(FT2_MULTI)
+ {
+ _sources = ftadvanc ftcalc ftdbgmem ftgloadr
+ ftobjs ftoutln ftrfork ftsnames
+ ftstream fttrigon ftutil
+ basepic ftpic
+ ;
+ }
+ else
+ {
+ _sources = ftbase ;
+ }
+
+ Library $(FT2_LIB) : $(_sources).c ;
+}
+
+# Add the optional/replaceable files.
+#
+{
+ local _sources = bbox bdf bitmap debug gasp
+ glyph gxval init lcdfil mm
+ otval pfr stroke synth system
+ type1 winfnt xf86 patent
+ ;
+
+ Library $(FT2_LIB) : ft$(_sources).c ;
+}
+
+# Add Macintosh-specific file to the library when necessary.
+#
+if $(MAC)
+{
+ Library $(FT2_LIB) : ftmac.c ;
+}
+else if $(OS) = MACOSX
+{
+ if $(FT2_MULTI)
+ {
+ Library $(FT2_LIB) : ftmac.c ;
+ }
+}
+
+# end of src/base Jamfile
--- /dev/null
+/***************************************************************************/
+/* */
+/* basepic.c */
+/* */
+/* The FreeType position independent code services for base. */
+/* */
+/* Copyright 2009 by */
+/* Oran Agra and Mickey Gabel. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+#include FT_INTERNAL_OBJECTS_H
+#include "basepic.h"
+
+#ifdef FT_CONFIG_OPTION_PIC
+
+ /* forward declaration of PIC init functions from ftglyph.c */
+ void FT_Init_Class_ft_outline_glyph_class( FT_Glyph_Class* clazz );
+ void FT_Init_Class_ft_bitmap_glyph_class( FT_Glyph_Class* clazz );
+
+ /* forward declaration of PIC init function from ftrfork.c (not modularized) */
+ void FT_Init_Table_raccess_guess_table( ft_raccess_guess_rec* record );
+
+ /* forward declaration of PIC init functions from ftinit.c */
+ FT_Error
+ ft_create_default_module_classes( FT_Library library );
+
+ void
+ ft_destroy_default_module_classes( FT_Library library );
+
+ void
+ ft_base_pic_free( FT_Library library )
+ {
+ FT_PIC_Container* pic_container = &library->pic_container;
+ FT_Memory memory = library->memory;
+ if ( pic_container->base )
+ {
+ /* Destroy default module classes (in case FT_Add_Default_Modules was used) */
+ ft_destroy_default_module_classes( library );
+
+ FT_FREE( pic_container->base );
+ pic_container->base = NULL;
+ }
+ }
+
+
+ FT_Error
+ ft_base_pic_init( FT_Library library )
+ {
+ FT_PIC_Container* pic_container = &library->pic_container;
+ FT_Error error = FT_Err_Ok;
+ BasePIC* container;
+ FT_Memory memory = library->memory;
+
+ /* allocate pointer, clear and set global container pointer */
+ if ( FT_ALLOC ( container, sizeof ( *container ) ) )
+ return error;
+ FT_MEM_SET( container, 0, sizeof ( *container ) );
+ pic_container->base = container;
+
+ /* initialize default modules list and pointers */
+ error = ft_create_default_module_classes( library );
+ if ( error )
+ goto Exit;
+
+ /* initialize pointer table - this is how the module usually expects this data */
+ FT_Init_Class_ft_outline_glyph_class(
+ &container->ft_outline_glyph_class );
+ FT_Init_Class_ft_bitmap_glyph_class(
+ &container->ft_bitmap_glyph_class );
+ FT_Init_Table_raccess_guess_table(
+ (ft_raccess_guess_rec*)&container->ft_raccess_guess_table);
+
+Exit:
+ if( error )
+ ft_base_pic_free( library );
+ return error;
+ }
+
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* basepic.h */
+/* */
+/* The FreeType position independent code services for base. */
+/* */
+/* Copyright 2009 by */
+/* Oran Agra and Mickey Gabel. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __BASEPIC_H__
+#define __BASEPIC_H__
+
+
+FT_BEGIN_HEADER
+
+#include FT_INTERNAL_PIC_H
+
+#ifndef FT_CONFIG_OPTION_PIC
+#define FT_OUTLINE_GLYPH_CLASS_GET &ft_outline_glyph_class
+#define FT_BITMAP_GLYPH_CLASS_GET &ft_bitmap_glyph_class
+#define FT_DEFAULT_MODULES_GET ft_default_modules
+#ifdef FT_CONFIG_OPTION_GUESSING_EMBEDDED_RFORK
+#define FT_RACCESS_GUESS_TABLE_GET ft_raccess_guess_table
+#endif
+
+#else /* FT_CONFIG_OPTION_PIC */
+
+#include FT_GLYPH_H
+
+#ifdef FT_CONFIG_OPTION_GUESSING_EMBEDDED_RFORK
+#include FT_INTERNAL_RFORK_H
+#endif
+
+
+ typedef struct BasePIC_
+ {
+ FT_Module_Class** default_module_classes;
+ FT_Glyph_Class ft_outline_glyph_class;
+ FT_Glyph_Class ft_bitmap_glyph_class;
+#ifdef FT_CONFIG_OPTION_GUESSING_EMBEDDED_RFORK
+ ft_raccess_guess_rec ft_raccess_guess_table[FT_RACCESS_N_RULES];
+#endif
+ } BasePIC;
+
+#define GET_PIC(lib) ((BasePIC*)((lib)->pic_container.base))
+#define FT_OUTLINE_GLYPH_CLASS_GET (&GET_PIC(library)->ft_outline_glyph_class)
+#define FT_BITMAP_GLYPH_CLASS_GET (&GET_PIC(library)->ft_bitmap_glyph_class)
+#define FT_DEFAULT_MODULES_GET (GET_PIC(library)->default_module_classes)
+#ifdef FT_CONFIG_OPTION_GUESSING_EMBEDDED_RFORK
+#define FT_RACCESS_GUESS_TABLE_GET (GET_PIC(library)->ft_raccess_guess_table)
+#endif
+
+ /* see basepic.c for the implementation. */
+ void
+ ft_base_pic_free( FT_Library library );
+
+ FT_Error
+ ft_base_pic_init( FT_Library library );
+
+#endif /* FT_CONFIG_OPTION_PIC */
+ /* */
+
+FT_END_HEADER
+
+#endif /* __BASEPIC_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftadvanc.c */
+/* */
+/* Quick computation of advance widths (body). */
+/* */
+/* Copyright 2008, 2009, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_ADVANCES_H
+#include FT_INTERNAL_OBJECTS_H
+
+
+ static FT_Error
+ _ft_face_scale_advances( FT_Face face,
+ FT_Fixed* advances,
+ FT_UInt count,
+ FT_Int32 flags )
+ {
+ FT_Fixed scale;
+ FT_UInt nn;
+
+
+ if ( flags & FT_LOAD_NO_SCALE )
+ return FT_Err_Ok;
+
+ if ( face->size == NULL )
+ return FT_Err_Invalid_Size_Handle;
+
+ if ( flags & FT_LOAD_VERTICAL_LAYOUT )
+ scale = face->size->metrics.y_scale;
+ else
+ scale = face->size->metrics.x_scale;
+
+ /* this must be the same scaling as to get linear{Hori,Vert}Advance */
+ /* (see `FT_Load_Glyph' implementation in src/base/ftobjs.c) */
+
+ for ( nn = 0; nn < count; nn++ )
+ advances[nn] = FT_MulDiv( advances[nn], scale, 64 );
+
+ return FT_Err_Ok;
+ }
+
+
+ /* at the moment, we can perform fast advance retrieval only in */
+ /* the following cases: */
+ /* */
+ /* - unscaled load */
+ /* - unhinted load */
+ /* - light-hinted load */
+
+#define LOAD_ADVANCE_FAST_CHECK( flags ) \
+ ( flags & ( FT_LOAD_NO_SCALE | FT_LOAD_NO_HINTING ) || \
+ FT_LOAD_TARGET_MODE( flags ) == FT_RENDER_MODE_LIGHT )
+
+
+ /* documentation is in ftadvanc.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Get_Advance( FT_Face face,
+ FT_UInt gindex,
+ FT_Int32 flags,
+ FT_Fixed *padvance )
+ {
+ FT_Face_GetAdvancesFunc func;
+
+
+ if ( !face )
+ return FT_Err_Invalid_Face_Handle;
+
+ if ( gindex >= (FT_UInt)face->num_glyphs )
+ return FT_Err_Invalid_Glyph_Index;
+
+ func = face->driver->clazz->get_advances;
+ if ( func && LOAD_ADVANCE_FAST_CHECK( flags ) )
+ {
+ FT_Error error;
+
+
+ error = func( face, gindex, 1, flags, padvance );
+ if ( !error )
+ return _ft_face_scale_advances( face, padvance, 1, flags );
+
+ if ( error != FT_ERROR_BASE( FT_Err_Unimplemented_Feature ) )
+ return error;
+ }
+
+ return FT_Get_Advances( face, gindex, 1, flags, padvance );
+ }
+
+
+ /* documentation is in ftadvanc.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Get_Advances( FT_Face face,
+ FT_UInt start,
+ FT_UInt count,
+ FT_Int32 flags,
+ FT_Fixed *padvances )
+ {
+ FT_Face_GetAdvancesFunc func;
+ FT_UInt num, end, nn;
+ FT_Error error = FT_Err_Ok;
+
+
+ if ( !face )
+ return FT_Err_Invalid_Face_Handle;
+
+ num = (FT_UInt)face->num_glyphs;
+ end = start + count;
+ if ( start >= num || end < start || end > num )
+ return FT_Err_Invalid_Glyph_Index;
+
+ if ( count == 0 )
+ return FT_Err_Ok;
+
+ func = face->driver->clazz->get_advances;
+ if ( func && LOAD_ADVANCE_FAST_CHECK( flags ) )
+ {
+ error = func( face, start, count, flags, padvances );
+ if ( !error )
+ return _ft_face_scale_advances( face, padvances, count, flags );
+
+ if ( error != FT_ERROR_BASE( FT_Err_Unimplemented_Feature ) )
+ return error;
+ }
+
+ error = FT_Err_Ok;
+
+ if ( flags & FT_ADVANCE_FLAG_FAST_ONLY )
+ return FT_Err_Unimplemented_Feature;
+
+ flags |= (FT_UInt32)FT_LOAD_ADVANCE_ONLY;
+ for ( nn = 0; nn < count; nn++ )
+ {
+ error = FT_Load_Glyph( face, start + nn, flags );
+ if ( error )
+ break;
+
+ /* scale from 26.6 to 16.16 */
+ padvances[nn] = ( flags & FT_LOAD_VERTICAL_LAYOUT )
+ ? face->glyph->advance.y << 10
+ : face->glyph->advance.x << 10;
+ }
+
+ return error;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftapi.c */
+/* */
+/* The FreeType compatibility functions (body). */
+/* */
+/* Copyright 2002 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_LIST_H
+#include FT_OUTLINE_H
+#include FT_INTERNAL_OBJECTS_H
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_STREAM_H
+#include FT_TRUETYPE_TABLES_H
+#include FT_OUTLINE_H
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** ****/
+ /**** C O M P A T I B I L I T Y ****/
+ /**** ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* backwards compatibility API */
+
+ FT_BASE_DEF( void )
+ FT_New_Memory_Stream( FT_Library library,
+ FT_Byte* base,
+ FT_ULong size,
+ FT_Stream stream )
+ {
+ FT_UNUSED( library );
+
+ FT_Stream_OpenMemory( stream, base, size );
+ }
+
+
+ FT_BASE_DEF( FT_Error )
+ FT_Seek_Stream( FT_Stream stream,
+ FT_ULong pos )
+ {
+ return FT_Stream_Seek( stream, pos );
+ }
+
+
+ FT_BASE_DEF( FT_Error )
+ FT_Skip_Stream( FT_Stream stream,
+ FT_Long distance )
+ {
+ return FT_Stream_Skip( stream, distance );
+ }
+
+
+ FT_BASE_DEF( FT_Error )
+ FT_Read_Stream( FT_Stream stream,
+ FT_Byte* buffer,
+ FT_ULong count )
+ {
+ return FT_Stream_Read( stream, buffer, count );
+ }
+
+
+ FT_BASE_DEF( FT_Error )
+ FT_Read_Stream_At( FT_Stream stream,
+ FT_ULong pos,
+ FT_Byte* buffer,
+ FT_ULong count )
+ {
+ return FT_Stream_ReadAt( stream, pos, buffer, count );
+ }
+
+
+ FT_BASE_DEF( FT_Error )
+ FT_Extract_Frame( FT_Stream stream,
+ FT_ULong count,
+ FT_Byte** pbytes )
+ {
+ return FT_Stream_ExtractFrame( stream, count, pbytes );
+ }
+
+
+ FT_BASE_DEF( void )
+ FT_Release_Frame( FT_Stream stream,
+ FT_Byte** pbytes )
+ {
+ FT_Stream_ReleaseFrame( stream, pbytes );
+ }
+
+ FT_BASE_DEF( FT_Error )
+ FT_Access_Frame( FT_Stream stream,
+ FT_ULong count )
+ {
+ return FT_Stream_EnterFrame( stream, count );
+ }
+
+
+ FT_BASE_DEF( void )
+ FT_Forget_Frame( FT_Stream stream )
+ {
+ FT_Stream_ExitFrame( stream );
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftbase.c */
+/* */
+/* Single object library component (body only). */
+/* */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2006, 2007, 2008, 2009 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+
+#define FT_MAKE_OPTION_SINGLE_OBJECT
+
+#include "ftpic.c"
+#include "basepic.c"
+#include "ftadvanc.c"
+#include "ftcalc.c"
+#include "ftdbgmem.c"
+#include "ftgloadr.c"
+#include "ftobjs.c"
+#include "ftoutln.c"
+#include "ftrfork.c"
+#include "ftsnames.c"
+#include "ftstream.c"
+#include "fttrigon.c"
+#include "ftutil.c"
+
+#ifdef FT_MACINTOSH
+#include "ftmac.c"
+#endif
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftbase.h */
+/* */
+/* The FreeType private functions used in base module (specification). */
+/* */
+/* Copyright 2008, 2010 by */
+/* David Turner, Robert Wilhelm, Werner Lemberg, and suzuki toshiya. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTBASE_H__
+#define __FTBASE_H__
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_OBJECTS_H
+
+
+FT_BEGIN_HEADER
+
+
+ /* Assume the stream is sfnt-wrapped PS Type1 or sfnt-wrapped CID-keyed */
+ /* font, and try to load a face specified by the face_index. */
+ FT_LOCAL( FT_Error )
+ open_face_PS_from_sfnt_stream( FT_Library library,
+ FT_Stream stream,
+ FT_Long face_index,
+ FT_Int num_params,
+ FT_Parameter *params,
+ FT_Face *aface );
+
+
+ /* Create a new FT_Face given a buffer and a driver name. */
+ /* From ftmac.c. */
+ FT_LOCAL( FT_Error )
+ open_face_from_buffer( FT_Library library,
+ FT_Byte* base,
+ FT_ULong size,
+ FT_Long face_index,
+ const char* driver_name,
+ FT_Face *aface );
+
+
+#if defined( FT_CONFIG_OPTION_GUESSING_EMBEDDED_RFORK ) && \
+ !defined( FT_MACINTOSH )
+ /* Mac OS X/Darwin kernel often changes recommended method to access */
+ /* the resource fork and older methods makes the kernel issue the */
+ /* warning of deprecated method. To calm it down, the methods based */
+ /* on Darwin VFS should be grouped and skip the rest methods after */
+ /* the case the resource is opened but found to lack a font in it. */
+ FT_LOCAL( FT_Bool )
+ ft_raccess_rule_by_darwin_vfs( FT_Library library, FT_UInt rule_index );
+#endif
+
+
+FT_END_HEADER
+
+#endif /* __FTBASE_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftbbox.c */
+/* */
+/* FreeType bbox computation (body). */
+/* */
+/* Copyright 1996-2001, 2002, 2004, 2006, 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used */
+/* modified and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This component has a _single_ role: to compute exact outline bounding */
+ /* boxes. */
+ /* */
+ /*************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_BBOX_H
+#include FT_IMAGE_H
+#include FT_OUTLINE_H
+#include FT_INTERNAL_CALC_H
+#include FT_INTERNAL_OBJECTS_H
+
+
+ typedef struct TBBox_Rec_
+ {
+ FT_Vector last;
+ FT_BBox bbox;
+
+ } TBBox_Rec;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* BBox_Move_To */
+ /* */
+ /* <Description> */
+ /* This function is used as a `move_to' and `line_to' emitter during */
+ /* FT_Outline_Decompose(). It simply records the destination point */
+ /* in `user->last'; no further computations are necessary since we */
+ /* use the cbox as the starting bbox which must be refined. */
+ /* */
+ /* <Input> */
+ /* to :: A pointer to the destination vector. */
+ /* */
+ /* <InOut> */
+ /* user :: A pointer to the current walk context. */
+ /* */
+ /* <Return> */
+ /* Always 0. Needed for the interface only. */
+ /* */
+ static int
+ BBox_Move_To( FT_Vector* to,
+ TBBox_Rec* user )
+ {
+ user->last = *to;
+
+ return 0;
+ }
+
+
+#define CHECK_X( p, bbox ) \
+ ( p->x < bbox.xMin || p->x > bbox.xMax )
+
+#define CHECK_Y( p, bbox ) \
+ ( p->y < bbox.yMin || p->y > bbox.yMax )
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* BBox_Conic_Check */
+ /* */
+ /* <Description> */
+ /* Finds the extrema of a 1-dimensional conic Bezier curve and update */
+ /* a bounding range. This version uses direct computation, as it */
+ /* doesn't need square roots. */
+ /* */
+ /* <Input> */
+ /* y1 :: The start coordinate. */
+ /* */
+ /* y2 :: The coordinate of the control point. */
+ /* */
+ /* y3 :: The end coordinate. */
+ /* */
+ /* <InOut> */
+ /* min :: The address of the current minimum. */
+ /* */
+ /* max :: The address of the current maximum. */
+ /* */
+ static void
+ BBox_Conic_Check( FT_Pos y1,
+ FT_Pos y2,
+ FT_Pos y3,
+ FT_Pos* min,
+ FT_Pos* max )
+ {
+ if ( y1 <= y3 && y2 == y1 ) /* flat arc */
+ goto Suite;
+
+ if ( y1 < y3 )
+ {
+ if ( y2 >= y1 && y2 <= y3 ) /* ascending arc */
+ goto Suite;
+ }
+ else
+ {
+ if ( y2 >= y3 && y2 <= y1 ) /* descending arc */
+ {
+ y2 = y1;
+ y1 = y3;
+ y3 = y2;
+ goto Suite;
+ }
+ }
+
+ y1 = y3 = y1 - FT_MulDiv( y2 - y1, y2 - y1, y1 - 2*y2 + y3 );
+
+ Suite:
+ if ( y1 < *min ) *min = y1;
+ if ( y3 > *max ) *max = y3;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* BBox_Conic_To */
+ /* */
+ /* <Description> */
+ /* This function is used as a `conic_to' emitter during */
+ /* FT_Outline_Decompose(). It checks a conic Bezier curve with the */
+ /* current bounding box, and computes its extrema if necessary to */
+ /* update it. */
+ /* */
+ /* <Input> */
+ /* control :: A pointer to a control point. */
+ /* */
+ /* to :: A pointer to the destination vector. */
+ /* */
+ /* <InOut> */
+ /* user :: The address of the current walk context. */
+ /* */
+ /* <Return> */
+ /* Always 0. Needed for the interface only. */
+ /* */
+ /* <Note> */
+ /* In the case of a non-monotonous arc, we compute directly the */
+ /* extremum coordinates, as it is sufficiently fast. */
+ /* */
+ static int
+ BBox_Conic_To( FT_Vector* control,
+ FT_Vector* to,
+ TBBox_Rec* user )
+ {
+ /* we don't need to check `to' since it is always an `on' point, thus */
+ /* within the bbox */
+
+ if ( CHECK_X( control, user->bbox ) )
+ BBox_Conic_Check( user->last.x,
+ control->x,
+ to->x,
+ &user->bbox.xMin,
+ &user->bbox.xMax );
+
+ if ( CHECK_Y( control, user->bbox ) )
+ BBox_Conic_Check( user->last.y,
+ control->y,
+ to->y,
+ &user->bbox.yMin,
+ &user->bbox.yMax );
+
+ user->last = *to;
+
+ return 0;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* BBox_Cubic_Check */
+ /* */
+ /* <Description> */
+ /* Finds the extrema of a 1-dimensional cubic Bezier curve and */
+ /* updates a bounding range. This version uses splitting because we */
+ /* don't want to use square roots and extra accuracy. */
+ /* */
+ /* <Input> */
+ /* p1 :: The start coordinate. */
+ /* */
+ /* p2 :: The coordinate of the first control point. */
+ /* */
+ /* p3 :: The coordinate of the second control point. */
+ /* */
+ /* p4 :: The end coordinate. */
+ /* */
+ /* <InOut> */
+ /* min :: The address of the current minimum. */
+ /* */
+ /* max :: The address of the current maximum. */
+ /* */
+
+#if 0
+
+ static void
+ BBox_Cubic_Check( FT_Pos p1,
+ FT_Pos p2,
+ FT_Pos p3,
+ FT_Pos p4,
+ FT_Pos* min,
+ FT_Pos* max )
+ {
+ FT_Pos stack[32*3 + 1], *arc;
+
+
+ arc = stack;
+
+ arc[0] = p1;
+ arc[1] = p2;
+ arc[2] = p3;
+ arc[3] = p4;
+
+ do
+ {
+ FT_Pos y1 = arc[0];
+ FT_Pos y2 = arc[1];
+ FT_Pos y3 = arc[2];
+ FT_Pos y4 = arc[3];
+
+
+ if ( y1 == y4 )
+ {
+ if ( y1 == y2 && y1 == y3 ) /* flat */
+ goto Test;
+ }
+ else if ( y1 < y4 )
+ {
+ if ( y2 >= y1 && y2 <= y4 && y3 >= y1 && y3 <= y4 ) /* ascending */
+ goto Test;
+ }
+ else
+ {
+ if ( y2 >= y4 && y2 <= y1 && y3 >= y4 && y3 <= y1 ) /* descending */
+ {
+ y2 = y1;
+ y1 = y4;
+ y4 = y2;
+ goto Test;
+ }
+ }
+
+ /* unknown direction -- split the arc in two */
+ arc[6] = y4;
+ arc[1] = y1 = ( y1 + y2 ) / 2;
+ arc[5] = y4 = ( y4 + y3 ) / 2;
+ y2 = ( y2 + y3 ) / 2;
+ arc[2] = y1 = ( y1 + y2 ) / 2;
+ arc[4] = y4 = ( y4 + y2 ) / 2;
+ arc[3] = ( y1 + y4 ) / 2;
+
+ arc += 3;
+ goto Suite;
+
+ Test:
+ if ( y1 < *min ) *min = y1;
+ if ( y4 > *max ) *max = y4;
+ arc -= 3;
+
+ Suite:
+ ;
+ } while ( arc >= stack );
+ }
+
+#else
+
+ static void
+ test_cubic_extrema( FT_Pos y1,
+ FT_Pos y2,
+ FT_Pos y3,
+ FT_Pos y4,
+ FT_Fixed u,
+ FT_Pos* min,
+ FT_Pos* max )
+ {
+ /* FT_Pos a = y4 - 3*y3 + 3*y2 - y1; */
+ FT_Pos b = y3 - 2*y2 + y1;
+ FT_Pos c = y2 - y1;
+ FT_Pos d = y1;
+ FT_Pos y;
+ FT_Fixed uu;
+
+ FT_UNUSED ( y4 );
+
+
+ /* The polynomial is */
+ /* */
+ /* P(x) = a*x^3 + 3b*x^2 + 3c*x + d , */
+ /* */
+ /* dP/dx = 3a*x^2 + 6b*x + 3c . */
+ /* */
+ /* However, we also have */
+ /* */
+ /* dP/dx(u) = 0 , */
+ /* */
+ /* which implies by subtraction that */
+ /* */
+ /* P(u) = b*u^2 + 2c*u + d . */
+
+ if ( u > 0 && u < 0x10000L )
+ {
+ uu = FT_MulFix( u, u );
+ y = d + FT_MulFix( c, 2*u ) + FT_MulFix( b, uu );
+
+ if ( y < *min ) *min = y;
+ if ( y > *max ) *max = y;
+ }
+ }
+
+
+ static void
+ BBox_Cubic_Check( FT_Pos y1,
+ FT_Pos y2,
+ FT_Pos y3,
+ FT_Pos y4,
+ FT_Pos* min,
+ FT_Pos* max )
+ {
+ /* always compare first and last points */
+ if ( y1 < *min ) *min = y1;
+ else if ( y1 > *max ) *max = y1;
+
+ if ( y4 < *min ) *min = y4;
+ else if ( y4 > *max ) *max = y4;
+
+ /* now, try to see if there are split points here */
+ if ( y1 <= y4 )
+ {
+ /* flat or ascending arc test */
+ if ( y1 <= y2 && y2 <= y4 && y1 <= y3 && y3 <= y4 )
+ return;
+ }
+ else /* y1 > y4 */
+ {
+ /* descending arc test */
+ if ( y1 >= y2 && y2 >= y4 && y1 >= y3 && y3 >= y4 )
+ return;
+ }
+
+ /* There are some split points. Find them. */
+ {
+ FT_Pos a = y4 - 3*y3 + 3*y2 - y1;
+ FT_Pos b = y3 - 2*y2 + y1;
+ FT_Pos c = y2 - y1;
+ FT_Pos d;
+ FT_Fixed t;
+
+
+ /* We need to solve `ax^2+2bx+c' here, without floating points! */
+ /* The trick is to normalize to a different representation in order */
+ /* to use our 16.16 fixed point routines. */
+ /* */
+ /* We compute FT_MulFix(b,b) and FT_MulFix(a,c) after normalization. */
+ /* These values must fit into a single 16.16 value. */
+ /* */
+ /* We normalize a, b, and c to `8.16' fixed float values to ensure */
+ /* that its product is held in a `16.16' value. */
+
+ {
+ FT_ULong t1, t2;
+ int shift = 0;
+
+
+ /* The following computation is based on the fact that for */
+ /* any value `y', if `n' is the position of the most */
+ /* significant bit of `abs(y)' (starting from 0 for the */
+ /* least significant bit), then `y' is in the range */
+ /* */
+ /* -2^n..2^n-1 */
+ /* */
+ /* We want to shift `a', `b', and `c' concurrently in order */
+ /* to ensure that they all fit in 8.16 values, which maps */
+ /* to the integer range `-2^23..2^23-1'. */
+ /* */
+ /* Necessarily, we need to shift `a', `b', and `c' so that */
+ /* the most significant bit of its absolute values is at */
+ /* _most_ at position 23. */
+ /* */
+ /* We begin by computing `t1' as the bitwise `OR' of the */
+ /* absolute values of `a', `b', `c'. */
+
+ t1 = (FT_ULong)( ( a >= 0 ) ? a : -a );
+ t2 = (FT_ULong)( ( b >= 0 ) ? b : -b );
+ t1 |= t2;
+ t2 = (FT_ULong)( ( c >= 0 ) ? c : -c );
+ t1 |= t2;
+
+ /* Now we can be sure that the most significant bit of `t1' */
+ /* is the most significant bit of either `a', `b', or `c', */
+ /* depending on the greatest integer range of the particular */
+ /* variable. */
+ /* */
+ /* Next, we compute the `shift', by shifting `t1' as many */
+ /* times as necessary to move its MSB to position 23. This */
+ /* corresponds to a value of `t1' that is in the range */
+ /* 0x40_0000..0x7F_FFFF. */
+ /* */
+ /* Finally, we shift `a', `b', and `c' by the same amount. */
+ /* This ensures that all values are now in the range */
+ /* -2^23..2^23, i.e., they are now expressed as 8.16 */
+ /* fixed-float numbers. This also means that we are using */
+ /* 24 bits of precision to compute the zeros, independently */
+ /* of the range of the original polynomial coefficients. */
+ /* */
+ /* This algorithm should ensure reasonably accurate values */
+ /* for the zeros. Note that they are only expressed with */
+ /* 16 bits when computing the extrema (the zeros need to */
+ /* be in 0..1 exclusive to be considered part of the arc). */
+
+ if ( t1 == 0 ) /* all coefficients are 0! */
+ return;
+
+ if ( t1 > 0x7FFFFFUL )
+ {
+ do
+ {
+ shift++;
+ t1 >>= 1;
+
+ } while ( t1 > 0x7FFFFFUL );
+
+ /* this loses some bits of precision, but we use 24 of them */
+ /* for the computation anyway */
+ a >>= shift;
+ b >>= shift;
+ c >>= shift;
+ }
+ else if ( t1 < 0x400000UL )
+ {
+ do
+ {
+ shift++;
+ t1 <<= 1;
+
+ } while ( t1 < 0x400000UL );
+
+ a <<= shift;
+ b <<= shift;
+ c <<= shift;
+ }
+ }
+
+ /* handle a == 0 */
+ if ( a == 0 )
+ {
+ if ( b != 0 )
+ {
+ t = - FT_DivFix( c, b ) / 2;
+ test_cubic_extrema( y1, y2, y3, y4, t, min, max );
+ }
+ }
+ else
+ {
+ /* solve the equation now */
+ d = FT_MulFix( b, b ) - FT_MulFix( a, c );
+ if ( d < 0 )
+ return;
+
+ if ( d == 0 )
+ {
+ /* there is a single split point at -b/a */
+ t = - FT_DivFix( b, a );
+ test_cubic_extrema( y1, y2, y3, y4, t, min, max );
+ }
+ else
+ {
+ /* there are two solutions; we need to filter them */
+ d = FT_SqrtFixed( (FT_Int32)d );
+ t = - FT_DivFix( b - d, a );
+ test_cubic_extrema( y1, y2, y3, y4, t, min, max );
+
+ t = - FT_DivFix( b + d, a );
+ test_cubic_extrema( y1, y2, y3, y4, t, min, max );
+ }
+ }
+ }
+ }
+
+#endif
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* BBox_Cubic_To */
+ /* */
+ /* <Description> */
+ /* This function is used as a `cubic_to' emitter during */
+ /* FT_Outline_Decompose(). It checks a cubic Bezier curve with the */
+ /* current bounding box, and computes its extrema if necessary to */
+ /* update it. */
+ /* */
+ /* <Input> */
+ /* control1 :: A pointer to the first control point. */
+ /* */
+ /* control2 :: A pointer to the second control point. */
+ /* */
+ /* to :: A pointer to the destination vector. */
+ /* */
+ /* <InOut> */
+ /* user :: The address of the current walk context. */
+ /* */
+ /* <Return> */
+ /* Always 0. Needed for the interface only. */
+ /* */
+ /* <Note> */
+ /* In the case of a non-monotonous arc, we don't compute directly */
+ /* extremum coordinates, we subdivide instead. */
+ /* */
+ static int
+ BBox_Cubic_To( FT_Vector* control1,
+ FT_Vector* control2,
+ FT_Vector* to,
+ TBBox_Rec* user )
+ {
+ /* we don't need to check `to' since it is always an `on' point, thus */
+ /* within the bbox */
+
+ if ( CHECK_X( control1, user->bbox ) ||
+ CHECK_X( control2, user->bbox ) )
+ BBox_Cubic_Check( user->last.x,
+ control1->x,
+ control2->x,
+ to->x,
+ &user->bbox.xMin,
+ &user->bbox.xMax );
+
+ if ( CHECK_Y( control1, user->bbox ) ||
+ CHECK_Y( control2, user->bbox ) )
+ BBox_Cubic_Check( user->last.y,
+ control1->y,
+ control2->y,
+ to->y,
+ &user->bbox.yMin,
+ &user->bbox.yMax );
+
+ user->last = *to;
+
+ return 0;
+ }
+
+FT_DEFINE_OUTLINE_FUNCS(bbox_interface,
+ (FT_Outline_MoveTo_Func) BBox_Move_To,
+ (FT_Outline_LineTo_Func) BBox_Move_To,
+ (FT_Outline_ConicTo_Func)BBox_Conic_To,
+ (FT_Outline_CubicTo_Func)BBox_Cubic_To,
+ 0, 0
+ )
+
+ /* documentation is in ftbbox.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Outline_Get_BBox( FT_Outline* outline,
+ FT_BBox *abbox )
+ {
+ FT_BBox cbox;
+ FT_BBox bbox;
+ FT_Vector* vec;
+ FT_UShort n;
+
+
+ if ( !abbox )
+ return FT_Err_Invalid_Argument;
+
+ if ( !outline )
+ return FT_Err_Invalid_Outline;
+
+ /* if outline is empty, return (0,0,0,0) */
+ if ( outline->n_points == 0 || outline->n_contours <= 0 )
+ {
+ abbox->xMin = abbox->xMax = 0;
+ abbox->yMin = abbox->yMax = 0;
+ return 0;
+ }
+
+ /* We compute the control box as well as the bounding box of */
+ /* all `on' points in the outline. Then, if the two boxes */
+ /* coincide, we exit immediately. */
+
+ vec = outline->points;
+ bbox.xMin = bbox.xMax = cbox.xMin = cbox.xMax = vec->x;
+ bbox.yMin = bbox.yMax = cbox.yMin = cbox.yMax = vec->y;
+ vec++;
+
+ for ( n = 1; n < outline->n_points; n++ )
+ {
+ FT_Pos x = vec->x;
+ FT_Pos y = vec->y;
+
+
+ /* update control box */
+ if ( x < cbox.xMin ) cbox.xMin = x;
+ if ( x > cbox.xMax ) cbox.xMax = x;
+
+ if ( y < cbox.yMin ) cbox.yMin = y;
+ if ( y > cbox.yMax ) cbox.yMax = y;
+
+ if ( FT_CURVE_TAG( outline->tags[n] ) == FT_CURVE_TAG_ON )
+ {
+ /* update bbox for `on' points only */
+ if ( x < bbox.xMin ) bbox.xMin = x;
+ if ( x > bbox.xMax ) bbox.xMax = x;
+
+ if ( y < bbox.yMin ) bbox.yMin = y;
+ if ( y > bbox.yMax ) bbox.yMax = y;
+ }
+
+ vec++;
+ }
+
+ /* test two boxes for equality */
+ if ( cbox.xMin < bbox.xMin || cbox.xMax > bbox.xMax ||
+ cbox.yMin < bbox.yMin || cbox.yMax > bbox.yMax )
+ {
+ /* the two boxes are different, now walk over the outline to */
+ /* get the Bezier arc extrema. */
+
+ FT_Error error;
+ TBBox_Rec user;
+
+#ifdef FT_CONFIG_OPTION_PIC
+ FT_Outline_Funcs bbox_interface;
+ Init_Class_bbox_interface(&bbox_interface);
+#endif
+
+ user.bbox = bbox;
+
+ error = FT_Outline_Decompose( outline, &bbox_interface, &user );
+ if ( error )
+ return error;
+
+ *abbox = user.bbox;
+ }
+ else
+ *abbox = bbox;
+
+ return FT_Err_Ok;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftbdf.c */
+/* */
+/* FreeType API for accessing BDF-specific strings (body). */
+/* */
+/* Copyright 2002, 2003, 2004 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_OBJECTS_H
+#include FT_SERVICE_BDF_H
+
+
+ /* documentation is in ftbdf.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Get_BDF_Charset_ID( FT_Face face,
+ const char* *acharset_encoding,
+ const char* *acharset_registry )
+ {
+ FT_Error error;
+ const char* encoding = NULL;
+ const char* registry = NULL;
+
+
+ error = FT_Err_Invalid_Argument;
+
+ if ( face )
+ {
+ FT_Service_BDF service;
+
+
+ FT_FACE_FIND_SERVICE( face, service, BDF );
+
+ if ( service && service->get_charset_id )
+ error = service->get_charset_id( face, &encoding, ®istry );
+ }
+
+ if ( acharset_encoding )
+ *acharset_encoding = encoding;
+
+ if ( acharset_registry )
+ *acharset_registry = registry;
+
+ return error;
+ }
+
+
+ /* documentation is in ftbdf.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Get_BDF_Property( FT_Face face,
+ const char* prop_name,
+ BDF_PropertyRec *aproperty )
+ {
+ FT_Error error;
+
+
+ error = FT_Err_Invalid_Argument;
+
+ aproperty->type = BDF_PROPERTY_TYPE_NONE;
+
+ if ( face )
+ {
+ FT_Service_BDF service;
+
+
+ FT_FACE_FIND_SERVICE( face, service, BDF );
+
+ if ( service && service->get_property )
+ error = service->get_property( face, prop_name, aproperty );
+ }
+
+ return error;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftbitmap.c */
+/* */
+/* FreeType utility functions for bitmaps (body). */
+/* */
+/* Copyright 2004-2009, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_BITMAP_H
+#include FT_IMAGE_H
+#include FT_INTERNAL_OBJECTS_H
+
+
+ static
+ const FT_Bitmap null_bitmap = { 0, 0, 0, 0, 0, 0, 0, 0 };
+
+
+ /* documentation is in ftbitmap.h */
+
+ FT_EXPORT_DEF( void )
+ FT_Bitmap_New( FT_Bitmap *abitmap )
+ {
+ *abitmap = null_bitmap;
+ }
+
+
+ /* documentation is in ftbitmap.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Bitmap_Copy( FT_Library library,
+ const FT_Bitmap *source,
+ FT_Bitmap *target)
+ {
+ FT_Memory memory = library->memory;
+ FT_Error error = FT_Err_Ok;
+ FT_Int pitch = source->pitch;
+ FT_ULong size;
+
+
+ if ( source == target )
+ return FT_Err_Ok;
+
+ if ( source->buffer == NULL )
+ {
+ *target = *source;
+
+ return FT_Err_Ok;
+ }
+
+ if ( pitch < 0 )
+ pitch = -pitch;
+ size = (FT_ULong)( pitch * source->rows );
+
+ if ( target->buffer )
+ {
+ FT_Int target_pitch = target->pitch;
+ FT_ULong target_size;
+
+
+ if ( target_pitch < 0 )
+ target_pitch = -target_pitch;
+ target_size = (FT_ULong)( target_pitch * target->rows );
+
+ if ( target_size != size )
+ (void)FT_QREALLOC( target->buffer, target_size, size );
+ }
+ else
+ (void)FT_QALLOC( target->buffer, size );
+
+ if ( !error )
+ {
+ unsigned char *p;
+
+
+ p = target->buffer;
+ *target = *source;
+ target->buffer = p;
+
+ FT_MEM_COPY( target->buffer, source->buffer, size );
+ }
+
+ return error;
+ }
+
+
+ static FT_Error
+ ft_bitmap_assure_buffer( FT_Memory memory,
+ FT_Bitmap* bitmap,
+ FT_UInt xpixels,
+ FT_UInt ypixels )
+ {
+ FT_Error error;
+ int pitch;
+ int new_pitch;
+ FT_UInt bpp;
+ FT_Int i, width, height;
+ unsigned char* buffer = NULL;
+
+
+ width = bitmap->width;
+ height = bitmap->rows;
+ pitch = bitmap->pitch;
+ if ( pitch < 0 )
+ pitch = -pitch;
+
+ switch ( bitmap->pixel_mode )
+ {
+ case FT_PIXEL_MODE_MONO:
+ bpp = 1;
+ new_pitch = ( width + xpixels + 7 ) >> 3;
+ break;
+ case FT_PIXEL_MODE_GRAY2:
+ bpp = 2;
+ new_pitch = ( width + xpixels + 3 ) >> 2;
+ break;
+ case FT_PIXEL_MODE_GRAY4:
+ bpp = 4;
+ new_pitch = ( width + xpixels + 1 ) >> 1;
+ break;
+ case FT_PIXEL_MODE_GRAY:
+ case FT_PIXEL_MODE_LCD:
+ case FT_PIXEL_MODE_LCD_V:
+ bpp = 8;
+ new_pitch = ( width + xpixels );
+ break;
+ default:
+ return FT_Err_Invalid_Glyph_Format;
+ }
+
+ /* if no need to allocate memory */
+ if ( ypixels == 0 && new_pitch <= pitch )
+ {
+ /* zero the padding */
+ FT_Int bit_width = pitch * 8;
+ FT_Int bit_last = ( width + xpixels ) * bpp;
+
+
+ if ( bit_last < bit_width )
+ {
+ FT_Byte* line = bitmap->buffer + ( bit_last >> 3 );
+ FT_Byte* end = bitmap->buffer + pitch;
+ FT_Int shift = bit_last & 7;
+ FT_UInt mask = 0xFF00U >> shift;
+ FT_Int count = height;
+
+
+ for ( ; count > 0; count--, line += pitch, end += pitch )
+ {
+ FT_Byte* write = line;
+
+
+ if ( shift > 0 )
+ {
+ write[0] = (FT_Byte)( write[0] & mask );
+ write++;
+ }
+ if ( write < end )
+ FT_MEM_ZERO( write, end-write );
+ }
+ }
+
+ return FT_Err_Ok;
+ }
+
+ if ( FT_QALLOC_MULT( buffer, new_pitch, bitmap->rows + ypixels ) )
+ return error;
+
+ if ( bitmap->pitch > 0 )
+ {
+ FT_Int len = ( width * bpp + 7 ) >> 3;
+
+
+ for ( i = 0; i < bitmap->rows; i++ )
+ FT_MEM_COPY( buffer + new_pitch * ( ypixels + i ),
+ bitmap->buffer + pitch * i, len );
+ }
+ else
+ {
+ FT_Int len = ( width * bpp + 7 ) >> 3;
+
+
+ for ( i = 0; i < bitmap->rows; i++ )
+ FT_MEM_COPY( buffer + new_pitch * i,
+ bitmap->buffer + pitch * i, len );
+ }
+
+ FT_FREE( bitmap->buffer );
+ bitmap->buffer = buffer;
+
+ if ( bitmap->pitch < 0 )
+ new_pitch = -new_pitch;
+
+ /* set pitch only, width and height are left untouched */
+ bitmap->pitch = new_pitch;
+
+ return FT_Err_Ok;
+ }
+
+
+ /* documentation is in ftbitmap.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Bitmap_Embolden( FT_Library library,
+ FT_Bitmap* bitmap,
+ FT_Pos xStrength,
+ FT_Pos yStrength )
+ {
+ FT_Error error;
+ unsigned char* p;
+ FT_Int i, x, y, pitch;
+ FT_Int xstr, ystr;
+
+
+ if ( !library )
+ return FT_Err_Invalid_Library_Handle;
+
+ if ( !bitmap || !bitmap->buffer )
+ return FT_Err_Invalid_Argument;
+
+ if ( ( ( FT_PIX_ROUND( xStrength ) >> 6 ) > FT_INT_MAX ) ||
+ ( ( FT_PIX_ROUND( yStrength ) >> 6 ) > FT_INT_MAX ) )
+ return FT_Err_Invalid_Argument;
+
+ xstr = (FT_Int)FT_PIX_ROUND( xStrength ) >> 6;
+ ystr = (FT_Int)FT_PIX_ROUND( yStrength ) >> 6;
+
+ if ( xstr == 0 && ystr == 0 )
+ return FT_Err_Ok;
+ else if ( xstr < 0 || ystr < 0 )
+ return FT_Err_Invalid_Argument;
+
+ switch ( bitmap->pixel_mode )
+ {
+ case FT_PIXEL_MODE_GRAY2:
+ case FT_PIXEL_MODE_GRAY4:
+ {
+ FT_Bitmap tmp;
+ FT_Int align;
+
+
+ if ( bitmap->pixel_mode == FT_PIXEL_MODE_GRAY2 )
+ align = ( bitmap->width + xstr + 3 ) / 4;
+ else
+ align = ( bitmap->width + xstr + 1 ) / 2;
+
+ FT_Bitmap_New( &tmp );
+
+ error = FT_Bitmap_Convert( library, bitmap, &tmp, align );
+ if ( error )
+ return error;
+
+ FT_Bitmap_Done( library, bitmap );
+ *bitmap = tmp;
+ }
+ break;
+
+ case FT_PIXEL_MODE_MONO:
+ if ( xstr > 8 )
+ xstr = 8;
+ break;
+
+ case FT_PIXEL_MODE_LCD:
+ xstr *= 3;
+ break;
+
+ case FT_PIXEL_MODE_LCD_V:
+ ystr *= 3;
+ break;
+ }
+
+ error = ft_bitmap_assure_buffer( library->memory, bitmap, xstr, ystr );
+ if ( error )
+ return error;
+
+ pitch = bitmap->pitch;
+ if ( pitch > 0 )
+ p = bitmap->buffer + pitch * ystr;
+ else
+ {
+ pitch = -pitch;
+ p = bitmap->buffer + pitch * ( bitmap->rows - 1 );
+ }
+
+ /* for each row */
+ for ( y = 0; y < bitmap->rows ; y++ )
+ {
+ /*
+ * Horizontally:
+ *
+ * From the last pixel on, make each pixel or'ed with the
+ * `xstr' pixels before it.
+ */
+ for ( x = pitch - 1; x >= 0; x-- )
+ {
+ unsigned char tmp;
+
+
+ tmp = p[x];
+ for ( i = 1; i <= xstr; i++ )
+ {
+ if ( bitmap->pixel_mode == FT_PIXEL_MODE_MONO )
+ {
+ p[x] |= tmp >> i;
+
+ /* the maximum value of 8 for `xstr' comes from here */
+ if ( x > 0 )
+ p[x] |= p[x - 1] << ( 8 - i );
+
+#if 0
+ if ( p[x] == 0xff )
+ break;
+#endif
+ }
+ else
+ {
+ if ( x - i >= 0 )
+ {
+ if ( p[x] + p[x - i] > bitmap->num_grays - 1 )
+ {
+ p[x] = (unsigned char)(bitmap->num_grays - 1);
+ break;
+ }
+ else
+ {
+ p[x] = (unsigned char)(p[x] + p[x-i]);
+ if ( p[x] == bitmap->num_grays - 1 )
+ break;
+ }
+ }
+ else
+ break;
+ }
+ }
+ }
+
+ /*
+ * Vertically:
+ *
+ * Make the above `ystr' rows or'ed with it.
+ */
+ for ( x = 1; x <= ystr; x++ )
+ {
+ unsigned char* q;
+
+
+ q = p - bitmap->pitch * x;
+ for ( i = 0; i < pitch; i++ )
+ q[i] |= p[i];
+ }
+
+ p += bitmap->pitch;
+ }
+
+ bitmap->width += xstr;
+ bitmap->rows += ystr;
+
+ return FT_Err_Ok;
+ }
+
+
+ /* documentation is in ftbitmap.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Bitmap_Convert( FT_Library library,
+ const FT_Bitmap *source,
+ FT_Bitmap *target,
+ FT_Int alignment )
+ {
+ FT_Error error = FT_Err_Ok;
+ FT_Memory memory;
+
+
+ if ( !library )
+ return FT_Err_Invalid_Library_Handle;
+
+ memory = library->memory;
+
+ switch ( source->pixel_mode )
+ {
+ case FT_PIXEL_MODE_MONO:
+ case FT_PIXEL_MODE_GRAY:
+ case FT_PIXEL_MODE_GRAY2:
+ case FT_PIXEL_MODE_GRAY4:
+ case FT_PIXEL_MODE_LCD:
+ case FT_PIXEL_MODE_LCD_V:
+ {
+ FT_Int pad;
+ FT_Long old_size;
+
+
+ old_size = target->rows * target->pitch;
+ if ( old_size < 0 )
+ old_size = -old_size;
+
+ target->pixel_mode = FT_PIXEL_MODE_GRAY;
+ target->rows = source->rows;
+ target->width = source->width;
+
+ pad = 0;
+ if ( alignment > 0 )
+ {
+ pad = source->width % alignment;
+ if ( pad != 0 )
+ pad = alignment - pad;
+ }
+
+ target->pitch = source->width + pad;
+
+ if ( target->pitch > 0 &&
+ (FT_ULong)target->rows > FT_ULONG_MAX / target->pitch )
+ return FT_Err_Invalid_Argument;
+
+ if ( target->rows * target->pitch > old_size &&
+ FT_QREALLOC( target->buffer,
+ old_size, target->rows * target->pitch ) )
+ return error;
+ }
+ break;
+
+ default:
+ error = FT_Err_Invalid_Argument;
+ }
+
+ switch ( source->pixel_mode )
+ {
+ case FT_PIXEL_MODE_MONO:
+ {
+ FT_Byte* s = source->buffer;
+ FT_Byte* t = target->buffer;
+ FT_Int i;
+
+
+ target->num_grays = 2;
+
+ for ( i = source->rows; i > 0; i-- )
+ {
+ FT_Byte* ss = s;
+ FT_Byte* tt = t;
+ FT_Int j;
+
+
+ /* get the full bytes */
+ for ( j = source->width >> 3; j > 0; j-- )
+ {
+ FT_Int val = ss[0]; /* avoid a byte->int cast on each line */
+
+
+ tt[0] = (FT_Byte)( ( val & 0x80 ) >> 7 );
+ tt[1] = (FT_Byte)( ( val & 0x40 ) >> 6 );
+ tt[2] = (FT_Byte)( ( val & 0x20 ) >> 5 );
+ tt[3] = (FT_Byte)( ( val & 0x10 ) >> 4 );
+ tt[4] = (FT_Byte)( ( val & 0x08 ) >> 3 );
+ tt[5] = (FT_Byte)( ( val & 0x04 ) >> 2 );
+ tt[6] = (FT_Byte)( ( val & 0x02 ) >> 1 );
+ tt[7] = (FT_Byte)( val & 0x01 );
+
+ tt += 8;
+ ss += 1;
+ }
+
+ /* get remaining pixels (if any) */
+ j = source->width & 7;
+ if ( j > 0 )
+ {
+ FT_Int val = *ss;
+
+
+ for ( ; j > 0; j-- )
+ {
+ tt[0] = (FT_Byte)( ( val & 0x80 ) >> 7);
+ val <<= 1;
+ tt += 1;
+ }
+ }
+
+ s += source->pitch;
+ t += target->pitch;
+ }
+ }
+ break;
+
+
+ case FT_PIXEL_MODE_GRAY:
+ case FT_PIXEL_MODE_LCD:
+ case FT_PIXEL_MODE_LCD_V:
+ {
+ FT_Int width = source->width;
+ FT_Byte* s = source->buffer;
+ FT_Byte* t = target->buffer;
+ FT_Int s_pitch = source->pitch;
+ FT_Int t_pitch = target->pitch;
+ FT_Int i;
+
+
+ target->num_grays = 256;
+
+ for ( i = source->rows; i > 0; i-- )
+ {
+ FT_ARRAY_COPY( t, s, width );
+
+ s += s_pitch;
+ t += t_pitch;
+ }
+ }
+ break;
+
+
+ case FT_PIXEL_MODE_GRAY2:
+ {
+ FT_Byte* s = source->buffer;
+ FT_Byte* t = target->buffer;
+ FT_Int i;
+
+
+ target->num_grays = 4;
+
+ for ( i = source->rows; i > 0; i-- )
+ {
+ FT_Byte* ss = s;
+ FT_Byte* tt = t;
+ FT_Int j;
+
+
+ /* get the full bytes */
+ for ( j = source->width >> 2; j > 0; j-- )
+ {
+ FT_Int val = ss[0];
+
+
+ tt[0] = (FT_Byte)( ( val & 0xC0 ) >> 6 );
+ tt[1] = (FT_Byte)( ( val & 0x30 ) >> 4 );
+ tt[2] = (FT_Byte)( ( val & 0x0C ) >> 2 );
+ tt[3] = (FT_Byte)( ( val & 0x03 ) );
+
+ ss += 1;
+ tt += 4;
+ }
+
+ j = source->width & 3;
+ if ( j > 0 )
+ {
+ FT_Int val = ss[0];
+
+
+ for ( ; j > 0; j-- )
+ {
+ tt[0] = (FT_Byte)( ( val & 0xC0 ) >> 6 );
+ val <<= 2;
+ tt += 1;
+ }
+ }
+
+ s += source->pitch;
+ t += target->pitch;
+ }
+ }
+ break;
+
+
+ case FT_PIXEL_MODE_GRAY4:
+ {
+ FT_Byte* s = source->buffer;
+ FT_Byte* t = target->buffer;
+ FT_Int i;
+
+
+ target->num_grays = 16;
+
+ for ( i = source->rows; i > 0; i-- )
+ {
+ FT_Byte* ss = s;
+ FT_Byte* tt = t;
+ FT_Int j;
+
+
+ /* get the full bytes */
+ for ( j = source->width >> 1; j > 0; j-- )
+ {
+ FT_Int val = ss[0];
+
+
+ tt[0] = (FT_Byte)( ( val & 0xF0 ) >> 4 );
+ tt[1] = (FT_Byte)( ( val & 0x0F ) );
+
+ ss += 1;
+ tt += 2;
+ }
+
+ if ( source->width & 1 )
+ tt[0] = (FT_Byte)( ( ss[0] & 0xF0 ) >> 4 );
+
+ s += source->pitch;
+ t += target->pitch;
+ }
+ }
+ break;
+
+
+ default:
+ ;
+ }
+
+ return error;
+ }
+
+
+ /* documentation is in ftbitmap.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_GlyphSlot_Own_Bitmap( FT_GlyphSlot slot )
+ {
+ if ( slot && slot->format == FT_GLYPH_FORMAT_BITMAP &&
+ !( slot->internal->flags & FT_GLYPH_OWN_BITMAP ) )
+ {
+ FT_Bitmap bitmap;
+ FT_Error error;
+
+
+ FT_Bitmap_New( &bitmap );
+ error = FT_Bitmap_Copy( slot->library, &slot->bitmap, &bitmap );
+ if ( error )
+ return error;
+
+ slot->bitmap = bitmap;
+ slot->internal->flags |= FT_GLYPH_OWN_BITMAP;
+ }
+
+ return FT_Err_Ok;
+ }
+
+
+ /* documentation is in ftbitmap.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Bitmap_Done( FT_Library library,
+ FT_Bitmap *bitmap )
+ {
+ FT_Memory memory;
+
+
+ if ( !library )
+ return FT_Err_Invalid_Library_Handle;
+
+ if ( !bitmap )
+ return FT_Err_Invalid_Argument;
+
+ memory = library->memory;
+
+ FT_FREE( bitmap->buffer );
+ *bitmap = null_bitmap;
+
+ return FT_Err_Ok;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftcalc.c */
+/* */
+/* Arithmetic computations (body). */
+/* */
+/* Copyright 1996-2006, 2008, 2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+ /*************************************************************************/
+ /* */
+ /* Support for 1-complement arithmetic has been totally dropped in this */
+ /* release. You can still write your own code if you need it. */
+ /* */
+ /*************************************************************************/
+
+ /*************************************************************************/
+ /* */
+ /* Implementing basic computation routines. */
+ /* */
+ /* FT_MulDiv(), FT_MulFix(), FT_DivFix(), FT_RoundFix(), FT_CeilFix(), */
+ /* and FT_FloorFix() are declared in freetype.h. */
+ /* */
+ /*************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_GLYPH_H
+#include FT_INTERNAL_CALC_H
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_OBJECTS_H
+
+#ifdef FT_MULFIX_INLINED
+#undef FT_MulFix
+#endif
+
+/* we need to define a 64-bits data type here */
+
+#ifdef FT_LONG64
+
+ typedef FT_INT64 FT_Int64;
+
+#else
+
+ typedef struct FT_Int64_
+ {
+ FT_UInt32 lo;
+ FT_UInt32 hi;
+
+ } FT_Int64;
+
+#endif /* FT_LONG64 */
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_calc
+
+
+ /* The following three functions are available regardless of whether */
+ /* FT_LONG64 is defined. */
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_Fixed )
+ FT_RoundFix( FT_Fixed a )
+ {
+ return ( a >= 0 ) ? ( a + 0x8000L ) & ~0xFFFFL
+ : -((-a + 0x8000L ) & ~0xFFFFL );
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_Fixed )
+ FT_CeilFix( FT_Fixed a )
+ {
+ return ( a >= 0 ) ? ( a + 0xFFFFL ) & ~0xFFFFL
+ : -((-a + 0xFFFFL ) & ~0xFFFFL );
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_Fixed )
+ FT_FloorFix( FT_Fixed a )
+ {
+ return ( a >= 0 ) ? a & ~0xFFFFL
+ : -((-a) & ~0xFFFFL );
+ }
+
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+
+ /* documentation is in ftcalc.h */
+
+ FT_EXPORT_DEF( FT_Int32 )
+ FT_Sqrt32( FT_Int32 x )
+ {
+ FT_UInt32 val, root, newroot, mask;
+
+
+ root = 0;
+ mask = (FT_UInt32)0x40000000UL;
+ val = (FT_UInt32)x;
+
+ do
+ {
+ newroot = root + mask;
+ if ( newroot <= val )
+ {
+ val -= newroot;
+ root = newroot + mask;
+ }
+
+ root >>= 1;
+ mask >>= 2;
+
+ } while ( mask != 0 );
+
+ return root;
+ }
+
+#endif /* FT_CONFIG_OPTION_OLD_INTERNALS */
+
+
+#ifdef FT_LONG64
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_Long )
+ FT_MulDiv( FT_Long a,
+ FT_Long b,
+ FT_Long c )
+ {
+ FT_Int s;
+ FT_Long d;
+
+
+ s = 1;
+ if ( a < 0 ) { a = -a; s = -1; }
+ if ( b < 0 ) { b = -b; s = -s; }
+ if ( c < 0 ) { c = -c; s = -s; }
+
+ d = (FT_Long)( c > 0 ? ( (FT_Int64)a * b + ( c >> 1 ) ) / c
+ : 0x7FFFFFFFL );
+
+ return ( s > 0 ) ? d : -d;
+ }
+
+
+#ifdef TT_USE_BYTECODE_INTERPRETER
+
+ /* documentation is in ftcalc.h */
+
+ FT_BASE_DEF( FT_Long )
+ FT_MulDiv_No_Round( FT_Long a,
+ FT_Long b,
+ FT_Long c )
+ {
+ FT_Int s;
+ FT_Long d;
+
+
+ s = 1;
+ if ( a < 0 ) { a = -a; s = -1; }
+ if ( b < 0 ) { b = -b; s = -s; }
+ if ( c < 0 ) { c = -c; s = -s; }
+
+ d = (FT_Long)( c > 0 ? (FT_Int64)a * b / c
+ : 0x7FFFFFFFL );
+
+ return ( s > 0 ) ? d : -d;
+ }
+
+#endif /* TT_USE_BYTECODE_INTERPRETER */
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_Long )
+ FT_MulFix( FT_Long a,
+ FT_Long b )
+ {
+#ifdef FT_MULFIX_ASSEMBLER
+
+ return FT_MULFIX_ASSEMBLER( a, b );
+
+#else
+
+ FT_Int s = 1;
+ FT_Long c;
+
+
+ if ( a < 0 )
+ {
+ a = -a;
+ s = -1;
+ }
+
+ if ( b < 0 )
+ {
+ b = -b;
+ s = -s;
+ }
+
+ c = (FT_Long)( ( (FT_Int64)a * b + 0x8000L ) >> 16 );
+
+ return ( s > 0 ) ? c : -c;
+
+#endif /* FT_MULFIX_ASSEMBLER */
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_Long )
+ FT_DivFix( FT_Long a,
+ FT_Long b )
+ {
+ FT_Int32 s;
+ FT_UInt32 q;
+
+ s = 1;
+ if ( a < 0 ) { a = -a; s = -1; }
+ if ( b < 0 ) { b = -b; s = -s; }
+
+ if ( b == 0 )
+ /* check for division by 0 */
+ q = 0x7FFFFFFFL;
+ else
+ /* compute result directly */
+ q = (FT_UInt32)( ( ( (FT_Int64)a << 16 ) + ( b >> 1 ) ) / b );
+
+ return ( s < 0 ? -(FT_Long)q : (FT_Long)q );
+ }
+
+
+#else /* !FT_LONG64 */
+
+
+ static void
+ ft_multo64( FT_UInt32 x,
+ FT_UInt32 y,
+ FT_Int64 *z )
+ {
+ FT_UInt32 lo1, hi1, lo2, hi2, lo, hi, i1, i2;
+
+
+ lo1 = x & 0x0000FFFFU; hi1 = x >> 16;
+ lo2 = y & 0x0000FFFFU; hi2 = y >> 16;
+
+ lo = lo1 * lo2;
+ i1 = lo1 * hi2;
+ i2 = lo2 * hi1;
+ hi = hi1 * hi2;
+
+ /* Check carry overflow of i1 + i2 */
+ i1 += i2;
+ hi += (FT_UInt32)( i1 < i2 ) << 16;
+
+ hi += i1 >> 16;
+ i1 = i1 << 16;
+
+ /* Check carry overflow of i1 + lo */
+ lo += i1;
+ hi += ( lo < i1 );
+
+ z->lo = lo;
+ z->hi = hi;
+ }
+
+
+ static FT_UInt32
+ ft_div64by32( FT_UInt32 hi,
+ FT_UInt32 lo,
+ FT_UInt32 y )
+ {
+ FT_UInt32 r, q;
+ FT_Int i;
+
+
+ q = 0;
+ r = hi;
+
+ if ( r >= y )
+ return (FT_UInt32)0x7FFFFFFFL;
+
+ i = 32;
+ do
+ {
+ r <<= 1;
+ q <<= 1;
+ r |= lo >> 31;
+
+ if ( r >= y )
+ {
+ r -= y;
+ q |= 1;
+ }
+ lo <<= 1;
+ } while ( --i );
+
+ return q;
+ }
+
+
+ static void
+ FT_Add64( FT_Int64* x,
+ FT_Int64* y,
+ FT_Int64 *z )
+ {
+ register FT_UInt32 lo, hi;
+
+
+ lo = x->lo + y->lo;
+ hi = x->hi + y->hi + ( lo < x->lo );
+
+ z->lo = lo;
+ z->hi = hi;
+ }
+
+
+ /* documentation is in freetype.h */
+
+ /* The FT_MulDiv function has been optimized thanks to ideas from */
+ /* Graham Asher. The trick is to optimize computation when everything */
+ /* fits within 32-bits (a rather common case). */
+ /* */
+ /* we compute 'a*b+c/2', then divide it by 'c'. (positive values) */
+ /* */
+ /* 46340 is FLOOR(SQRT(2^31-1)). */
+ /* */
+ /* if ( a <= 46340 && b <= 46340 ) then ( a*b <= 0x7FFEA810 ) */
+ /* */
+ /* 0x7FFFFFFF - 0x7FFEA810 = 0x157F0 */
+ /* */
+ /* if ( c < 0x157F0*2 ) then ( a*b+c/2 <= 0x7FFFFFFF ) */
+ /* */
+ /* and 2*0x157F0 = 176096 */
+ /* */
+
+ FT_EXPORT_DEF( FT_Long )
+ FT_MulDiv( FT_Long a,
+ FT_Long b,
+ FT_Long c )
+ {
+ long s;
+
+
+ /* XXX: this function does not allow 64-bit arguments */
+ if ( a == 0 || b == c )
+ return a;
+
+ s = a; a = FT_ABS( a );
+ s ^= b; b = FT_ABS( b );
+ s ^= c; c = FT_ABS( c );
+
+ if ( a <= 46340L && b <= 46340L && c <= 176095L && c > 0 )
+ a = ( a * b + ( c >> 1 ) ) / c;
+
+ else if ( (FT_Int32)c > 0 )
+ {
+ FT_Int64 temp, temp2;
+
+
+ ft_multo64( (FT_Int32)a, (FT_Int32)b, &temp );
+
+ temp2.hi = 0;
+ temp2.lo = (FT_UInt32)(c >> 1);
+ FT_Add64( &temp, &temp2, &temp );
+ a = ft_div64by32( temp.hi, temp.lo, (FT_Int32)c );
+ }
+ else
+ a = 0x7FFFFFFFL;
+
+ return ( s < 0 ? -a : a );
+ }
+
+
+#ifdef TT_USE_BYTECODE_INTERPRETER
+
+ FT_BASE_DEF( FT_Long )
+ FT_MulDiv_No_Round( FT_Long a,
+ FT_Long b,
+ FT_Long c )
+ {
+ long s;
+
+
+ if ( a == 0 || b == c )
+ return a;
+
+ s = a; a = FT_ABS( a );
+ s ^= b; b = FT_ABS( b );
+ s ^= c; c = FT_ABS( c );
+
+ if ( a <= 46340L && b <= 46340L && c > 0 )
+ a = a * b / c;
+
+ else if ( (FT_Int32)c > 0 )
+ {
+ FT_Int64 temp;
+
+
+ ft_multo64( (FT_Int32)a, (FT_Int32)b, &temp );
+ a = ft_div64by32( temp.hi, temp.lo, (FT_Int32)c );
+ }
+ else
+ a = 0x7FFFFFFFL;
+
+ return ( s < 0 ? -a : a );
+ }
+
+#endif /* TT_USE_BYTECODE_INTERPRETER */
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_Long )
+ FT_MulFix( FT_Long a,
+ FT_Long b )
+ {
+#ifdef FT_MULFIX_ASSEMBLER
+
+ return FT_MULFIX_ASSEMBLER( a, b );
+
+#elif 0
+
+ /*
+ * This code is nonportable. See comment below.
+ *
+ * However, on a platform where right-shift of a signed quantity fills
+ * the leftmost bits by copying the sign bit, it might be faster.
+ */
+
+ FT_Long sa, sb;
+ FT_ULong ua, ub;
+
+
+ if ( a == 0 || b == 0x10000L )
+ return a;
+
+ /*
+ * This is a clever way of converting a signed number `a' into its
+ * absolute value (stored back into `a') and its sign. The sign is
+ * stored in `sa'; 0 means `a' was positive or zero, and -1 means `a'
+ * was negative. (Similarly for `b' and `sb').
+ *
+ * Unfortunately, it doesn't work (at least not portably).
+ *
+ * It makes the assumption that right-shift on a negative signed value
+ * fills the leftmost bits by copying the sign bit. This is wrong.
+ * According to K&R 2nd ed, section `A7.8 Shift Operators' on page 206,
+ * the result of right-shift of a negative signed value is
+ * implementation-defined. At least one implementation fills the
+ * leftmost bits with 0s (i.e., it is exactly the same as an unsigned
+ * right shift). This means that when `a' is negative, `sa' ends up
+ * with the value 1 rather than -1. After that, everything else goes
+ * wrong.
+ */
+ sa = ( a >> ( sizeof ( a ) * 8 - 1 ) );
+ a = ( a ^ sa ) - sa;
+ sb = ( b >> ( sizeof ( b ) * 8 - 1 ) );
+ b = ( b ^ sb ) - sb;
+
+ ua = (FT_ULong)a;
+ ub = (FT_ULong)b;
+
+ if ( ua <= 2048 && ub <= 1048576L )
+ ua = ( ua * ub + 0x8000U ) >> 16;
+ else
+ {
+ FT_ULong al = ua & 0xFFFFU;
+
+
+ ua = ( ua >> 16 ) * ub + al * ( ub >> 16 ) +
+ ( ( al * ( ub & 0xFFFFU ) + 0x8000U ) >> 16 );
+ }
+
+ sa ^= sb,
+ ua = (FT_ULong)(( ua ^ sa ) - sa);
+
+ return (FT_Long)ua;
+
+#else /* 0 */
+
+ FT_Long s;
+ FT_ULong ua, ub;
+
+
+ if ( a == 0 || b == 0x10000L )
+ return a;
+
+ s = a; a = FT_ABS( a );
+ s ^= b; b = FT_ABS( b );
+
+ ua = (FT_ULong)a;
+ ub = (FT_ULong)b;
+
+ if ( ua <= 2048 && ub <= 1048576L )
+ ua = ( ua * ub + 0x8000UL ) >> 16;
+ else
+ {
+ FT_ULong al = ua & 0xFFFFUL;
+
+
+ ua = ( ua >> 16 ) * ub + al * ( ub >> 16 ) +
+ ( ( al * ( ub & 0xFFFFUL ) + 0x8000UL ) >> 16 );
+ }
+
+ return ( s < 0 ? -(FT_Long)ua : (FT_Long)ua );
+
+#endif /* 0 */
+
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_Long )
+ FT_DivFix( FT_Long a,
+ FT_Long b )
+ {
+ FT_Int32 s;
+ FT_UInt32 q;
+
+
+ /* XXX: this function does not allow 64-bit arguments */
+ s = (FT_Int32)a; a = FT_ABS( a );
+ s ^= (FT_Int32)b; b = FT_ABS( b );
+
+ if ( (FT_UInt32)b == 0 )
+ {
+ /* check for division by 0 */
+ q = (FT_UInt32)0x7FFFFFFFL;
+ }
+ else if ( ( a >> 16 ) == 0 )
+ {
+ /* compute result directly */
+ q = (FT_UInt32)( ( a << 16 ) + ( b >> 1 ) ) / (FT_UInt32)b;
+ }
+ else
+ {
+ /* we need more bits; we have to do it by hand */
+ FT_Int64 temp, temp2;
+
+
+ temp.hi = (FT_Int32) ( a >> 16 );
+ temp.lo = (FT_UInt32)( a << 16 );
+ temp2.hi = 0;
+ temp2.lo = (FT_UInt32)( b >> 1 );
+ FT_Add64( &temp, &temp2, &temp );
+ q = ft_div64by32( temp.hi, temp.lo, (FT_Int32)b );
+ }
+
+ return ( s < 0 ? -(FT_Int32)q : (FT_Int32)q );
+ }
+
+
+#if 0
+
+ /* documentation is in ftcalc.h */
+
+ FT_EXPORT_DEF( void )
+ FT_MulTo64( FT_Int32 x,
+ FT_Int32 y,
+ FT_Int64 *z )
+ {
+ FT_Int32 s;
+
+
+ s = x; x = FT_ABS( x );
+ s ^= y; y = FT_ABS( y );
+
+ ft_multo64( x, y, z );
+
+ if ( s < 0 )
+ {
+ z->lo = (FT_UInt32)-(FT_Int32)z->lo;
+ z->hi = ~z->hi + !( z->lo );
+ }
+ }
+
+
+ /* apparently, the second version of this code is not compiled correctly */
+ /* on Mac machines with the MPW C compiler.. tsk, tsk, tsk... */
+
+#if 1
+
+ FT_EXPORT_DEF( FT_Int32 )
+ FT_Div64by32( FT_Int64* x,
+ FT_Int32 y )
+ {
+ FT_Int32 s;
+ FT_UInt32 q, r, i, lo;
+
+
+ s = x->hi;
+ if ( s < 0 )
+ {
+ x->lo = (FT_UInt32)-(FT_Int32)x->lo;
+ x->hi = ~x->hi + !x->lo;
+ }
+ s ^= y; y = FT_ABS( y );
+
+ /* Shortcut */
+ if ( x->hi == 0 )
+ {
+ if ( y > 0 )
+ q = x->lo / y;
+ else
+ q = 0x7FFFFFFFL;
+
+ return ( s < 0 ? -(FT_Int32)q : (FT_Int32)q );
+ }
+
+ r = x->hi;
+ lo = x->lo;
+
+ if ( r >= (FT_UInt32)y ) /* we know y is to be treated as unsigned here */
+ return ( s < 0 ? 0x80000001UL : 0x7FFFFFFFUL );
+ /* Return Max/Min Int32 if division overflow. */
+ /* This includes division by zero! */
+ q = 0;
+ for ( i = 0; i < 32; i++ )
+ {
+ r <<= 1;
+ q <<= 1;
+ r |= lo >> 31;
+
+ if ( r >= (FT_UInt32)y )
+ {
+ r -= y;
+ q |= 1;
+ }
+ lo <<= 1;
+ }
+
+ return ( s < 0 ? -(FT_Int32)q : (FT_Int32)q );
+ }
+
+#else /* 0 */
+
+ FT_EXPORT_DEF( FT_Int32 )
+ FT_Div64by32( FT_Int64* x,
+ FT_Int32 y )
+ {
+ FT_Int32 s;
+ FT_UInt32 q;
+
+
+ s = x->hi;
+ if ( s < 0 )
+ {
+ x->lo = (FT_UInt32)-(FT_Int32)x->lo;
+ x->hi = ~x->hi + !x->lo;
+ }
+ s ^= y; y = FT_ABS( y );
+
+ /* Shortcut */
+ if ( x->hi == 0 )
+ {
+ if ( y > 0 )
+ q = ( x->lo + ( y >> 1 ) ) / y;
+ else
+ q = 0x7FFFFFFFL;
+
+ return ( s < 0 ? -(FT_Int32)q : (FT_Int32)q );
+ }
+
+ q = ft_div64by32( x->hi, x->lo, y );
+
+ return ( s < 0 ? -(FT_Int32)q : (FT_Int32)q );
+ }
+
+#endif /* 0 */
+
+#endif /* 0 */
+
+
+#endif /* FT_LONG64 */
+
+
+ /* documentation is in ftglyph.h */
+
+ FT_EXPORT_DEF( void )
+ FT_Matrix_Multiply( const FT_Matrix* a,
+ FT_Matrix *b )
+ {
+ FT_Fixed xx, xy, yx, yy;
+
+
+ if ( !a || !b )
+ return;
+
+ xx = FT_MulFix( a->xx, b->xx ) + FT_MulFix( a->xy, b->yx );
+ xy = FT_MulFix( a->xx, b->xy ) + FT_MulFix( a->xy, b->yy );
+ yx = FT_MulFix( a->yx, b->xx ) + FT_MulFix( a->yy, b->yx );
+ yy = FT_MulFix( a->yx, b->xy ) + FT_MulFix( a->yy, b->yy );
+
+ b->xx = xx; b->xy = xy;
+ b->yx = yx; b->yy = yy;
+ }
+
+
+ /* documentation is in ftglyph.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Matrix_Invert( FT_Matrix* matrix )
+ {
+ FT_Pos delta, xx, yy;
+
+
+ if ( !matrix )
+ return FT_Err_Invalid_Argument;
+
+ /* compute discriminant */
+ delta = FT_MulFix( matrix->xx, matrix->yy ) -
+ FT_MulFix( matrix->xy, matrix->yx );
+
+ if ( !delta )
+ return FT_Err_Invalid_Argument; /* matrix can't be inverted */
+
+ matrix->xy = - FT_DivFix( matrix->xy, delta );
+ matrix->yx = - FT_DivFix( matrix->yx, delta );
+
+ xx = matrix->xx;
+ yy = matrix->yy;
+
+ matrix->xx = FT_DivFix( yy, delta );
+ matrix->yy = FT_DivFix( xx, delta );
+
+ return FT_Err_Ok;
+ }
+
+
+ /* documentation is in ftcalc.h */
+
+ FT_BASE_DEF( void )
+ FT_Matrix_Multiply_Scaled( const FT_Matrix* a,
+ FT_Matrix *b,
+ FT_Long scaling )
+ {
+ FT_Fixed xx, xy, yx, yy;
+
+ FT_Long val = 0x10000L * scaling;
+
+
+ if ( !a || !b )
+ return;
+
+ xx = FT_MulDiv( a->xx, b->xx, val ) + FT_MulDiv( a->xy, b->yx, val );
+ xy = FT_MulDiv( a->xx, b->xy, val ) + FT_MulDiv( a->xy, b->yy, val );
+ yx = FT_MulDiv( a->yx, b->xx, val ) + FT_MulDiv( a->yy, b->yx, val );
+ yy = FT_MulDiv( a->yx, b->xy, val ) + FT_MulDiv( a->yy, b->yy, val );
+
+ b->xx = xx; b->xy = xy;
+ b->yx = yx; b->yy = yy;
+ }
+
+
+ /* documentation is in ftcalc.h */
+
+ FT_BASE_DEF( void )
+ FT_Vector_Transform_Scaled( FT_Vector* vector,
+ const FT_Matrix* matrix,
+ FT_Long scaling )
+ {
+ FT_Pos xz, yz;
+
+ FT_Long val = 0x10000L * scaling;
+
+
+ if ( !vector || !matrix )
+ return;
+
+ xz = FT_MulDiv( vector->x, matrix->xx, val ) +
+ FT_MulDiv( vector->y, matrix->xy, val );
+
+ yz = FT_MulDiv( vector->x, matrix->yx, val ) +
+ FT_MulDiv( vector->y, matrix->yy, val );
+
+ vector->x = xz;
+ vector->y = yz;
+ }
+
+
+ /* documentation is in ftcalc.h */
+
+ FT_BASE_DEF( FT_Int32 )
+ FT_SqrtFixed( FT_Int32 x )
+ {
+ FT_UInt32 root, rem_hi, rem_lo, test_div;
+ FT_Int count;
+
+
+ root = 0;
+
+ if ( x > 0 )
+ {
+ rem_hi = 0;
+ rem_lo = x;
+ count = 24;
+ do
+ {
+ rem_hi = ( rem_hi << 2 ) | ( rem_lo >> 30 );
+ rem_lo <<= 2;
+ root <<= 1;
+ test_div = ( root << 1 ) + 1;
+
+ if ( rem_hi >= test_div )
+ {
+ rem_hi -= test_div;
+ root += 1;
+ }
+ } while ( --count );
+ }
+
+ return (FT_Int32)root;
+ }
+
+
+ /* documentation is in ftcalc.h */
+
+ FT_BASE_DEF( FT_Int )
+ ft_corner_orientation( FT_Pos in_x,
+ FT_Pos in_y,
+ FT_Pos out_x,
+ FT_Pos out_y )
+ {
+ FT_Long result; /* avoid overflow on 16-bit system */
+
+
+ /* deal with the trivial cases quickly */
+ if ( in_y == 0 )
+ {
+ if ( in_x >= 0 )
+ result = out_y;
+ else
+ result = -out_y;
+ }
+ else if ( in_x == 0 )
+ {
+ if ( in_y >= 0 )
+ result = -out_x;
+ else
+ result = out_x;
+ }
+ else if ( out_y == 0 )
+ {
+ if ( out_x >= 0 )
+ result = in_y;
+ else
+ result = -in_y;
+ }
+ else if ( out_x == 0 )
+ {
+ if ( out_y >= 0 )
+ result = -in_x;
+ else
+ result = in_x;
+ }
+ else /* general case */
+ {
+#ifdef FT_LONG64
+
+ FT_Int64 delta = (FT_Int64)in_x * out_y - (FT_Int64)in_y * out_x;
+
+
+ if ( delta == 0 )
+ result = 0;
+ else
+ result = 1 - 2 * ( delta < 0 );
+
+#else
+
+ FT_Int64 z1, z2;
+
+
+ /* XXX: this function does not allow 64-bit arguments */
+ ft_multo64( (FT_Int32)in_x, (FT_Int32)out_y, &z1 );
+ ft_multo64( (FT_Int32)in_y, (FT_Int32)out_x, &z2 );
+
+ if ( z1.hi > z2.hi )
+ result = +1;
+ else if ( z1.hi < z2.hi )
+ result = -1;
+ else if ( z1.lo > z2.lo )
+ result = +1;
+ else if ( z1.lo < z2.lo )
+ result = -1;
+ else
+ result = 0;
+
+#endif
+ }
+
+ /* XXX: only the sign of return value, +1/0/-1 must be used */
+ return (FT_Int)result;
+ }
+
+
+ /* documentation is in ftcalc.h */
+
+ FT_BASE_DEF( FT_Int )
+ ft_corner_is_flat( FT_Pos in_x,
+ FT_Pos in_y,
+ FT_Pos out_x,
+ FT_Pos out_y )
+ {
+ FT_Pos ax = in_x;
+ FT_Pos ay = in_y;
+
+ FT_Pos d_in, d_out, d_corner;
+
+
+ if ( ax < 0 )
+ ax = -ax;
+ if ( ay < 0 )
+ ay = -ay;
+ d_in = ax + ay;
+
+ ax = out_x;
+ if ( ax < 0 )
+ ax = -ax;
+ ay = out_y;
+ if ( ay < 0 )
+ ay = -ay;
+ d_out = ax + ay;
+
+ ax = out_x + in_x;
+ if ( ax < 0 )
+ ax = -ax;
+ ay = out_y + in_y;
+ if ( ay < 0 )
+ ay = -ay;
+ d_corner = ax + ay;
+
+ return ( d_in + d_out - d_corner ) < ( d_corner >> 4 );
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftcid.c */
+/* */
+/* FreeType API for accessing CID font information. */
+/* */
+/* Copyright 2007, 2009 by Derek Clegg, Michael Toftdal. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_CID_H
+#include FT_INTERNAL_OBJECTS_H
+#include FT_SERVICE_CID_H
+
+
+ /* documentation is in ftcid.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Get_CID_Registry_Ordering_Supplement( FT_Face face,
+ const char* *registry,
+ const char* *ordering,
+ FT_Int *supplement)
+ {
+ FT_Error error;
+ const char* r = NULL;
+ const char* o = NULL;
+ FT_Int s = 0;
+
+
+ error = FT_Err_Invalid_Argument;
+
+ if ( face )
+ {
+ FT_Service_CID service;
+
+
+ FT_FACE_FIND_SERVICE( face, service, CID );
+
+ if ( service && service->get_ros )
+ error = service->get_ros( face, &r, &o, &s );
+ }
+
+ if ( registry )
+ *registry = r;
+
+ if ( ordering )
+ *ordering = o;
+
+ if ( supplement )
+ *supplement = s;
+
+ return error;
+ }
+
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Get_CID_Is_Internally_CID_Keyed( FT_Face face,
+ FT_Bool *is_cid )
+ {
+ FT_Error error = FT_Err_Invalid_Argument;
+ FT_Bool ic = 0;
+
+
+ if ( face )
+ {
+ FT_Service_CID service;
+
+
+ FT_FACE_FIND_SERVICE( face, service, CID );
+
+ if ( service && service->get_is_cid )
+ error = service->get_is_cid( face, &ic);
+ }
+
+ if ( is_cid )
+ *is_cid = ic;
+
+ return error;
+ }
+
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Get_CID_From_Glyph_Index( FT_Face face,
+ FT_UInt glyph_index,
+ FT_UInt *cid )
+ {
+ FT_Error error = FT_Err_Invalid_Argument;
+ FT_UInt c = 0;
+
+
+ if ( face )
+ {
+ FT_Service_CID service;
+
+
+ FT_FACE_FIND_SERVICE( face, service, CID );
+
+ if ( service && service->get_cid_from_glyph_index )
+ error = service->get_cid_from_glyph_index( face, glyph_index, &c);
+ }
+
+ if ( cid )
+ *cid = c;
+
+ return error;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftdbgmem.c */
+/* */
+/* Memory debugger (body). */
+/* */
+/* Copyright 2001, 2002, 2003, 2004, 2005, 2006, 2009 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_CONFIG_CONFIG_H
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_MEMORY_H
+#include FT_SYSTEM_H
+#include FT_ERRORS_H
+#include FT_TYPES_H
+
+
+#ifdef FT_DEBUG_MEMORY
+
+#define KEEPALIVE /* `Keep alive' means that freed blocks aren't released
+ * to the heap. This is useful to detect double-frees
+ * or weird heap corruption, but it uses large amounts of
+ * memory, however.
+ */
+
+#include FT_CONFIG_STANDARD_LIBRARY_H
+
+ FT_BASE_DEF( const char* ) _ft_debug_file = 0;
+ FT_BASE_DEF( long ) _ft_debug_lineno = 0;
+
+ extern void
+ FT_DumpMemory( FT_Memory memory );
+
+
+ typedef struct FT_MemSourceRec_* FT_MemSource;
+ typedef struct FT_MemNodeRec_* FT_MemNode;
+ typedef struct FT_MemTableRec_* FT_MemTable;
+
+
+#define FT_MEM_VAL( addr ) ((FT_PtrDist)(FT_Pointer)( addr ))
+
+ /*
+ * This structure holds statistics for a single allocation/release
+ * site. This is useful to know where memory operations happen the
+ * most.
+ */
+ typedef struct FT_MemSourceRec_
+ {
+ const char* file_name;
+ long line_no;
+
+ FT_Long cur_blocks; /* current number of allocated blocks */
+ FT_Long max_blocks; /* max. number of allocated blocks */
+ FT_Long all_blocks; /* total number of blocks allocated */
+
+ FT_Long cur_size; /* current cumulative allocated size */
+ FT_Long max_size; /* maximum cumulative allocated size */
+ FT_Long all_size; /* total cumulative allocated size */
+
+ FT_Long cur_max; /* current maximum allocated size */
+
+ FT_UInt32 hash;
+ FT_MemSource link;
+
+ } FT_MemSourceRec;
+
+
+ /*
+ * We don't need a resizable array for the memory sources, because
+ * their number is pretty limited within FreeType.
+ */
+#define FT_MEM_SOURCE_BUCKETS 128
+
+ /*
+ * This structure holds information related to a single allocated
+ * memory block. If KEEPALIVE is defined, blocks that are freed by
+ * FreeType are never released to the system. Instead, their `size'
+ * field is set to -size. This is mainly useful to detect double frees,
+ * at the price of large memory footprint during execution.
+ */
+ typedef struct FT_MemNodeRec_
+ {
+ FT_Byte* address;
+ FT_Long size; /* < 0 if the block was freed */
+
+ FT_MemSource source;
+
+#ifdef KEEPALIVE
+ const char* free_file_name;
+ FT_Long free_line_no;
+#endif
+
+ FT_MemNode link;
+
+ } FT_MemNodeRec;
+
+
+ /*
+ * The global structure, containing compound statistics and all hash
+ * tables.
+ */
+ typedef struct FT_MemTableRec_
+ {
+ FT_ULong size;
+ FT_ULong nodes;
+ FT_MemNode* buckets;
+
+ FT_ULong alloc_total;
+ FT_ULong alloc_current;
+ FT_ULong alloc_max;
+ FT_ULong alloc_count;
+
+ FT_Bool bound_total;
+ FT_ULong alloc_total_max;
+
+ FT_Bool bound_count;
+ FT_ULong alloc_count_max;
+
+ FT_MemSource sources[FT_MEM_SOURCE_BUCKETS];
+
+ FT_Bool keep_alive;
+
+ FT_Memory memory;
+ FT_Pointer memory_user;
+ FT_Alloc_Func alloc;
+ FT_Free_Func free;
+ FT_Realloc_Func realloc;
+
+ } FT_MemTableRec;
+
+
+#define FT_MEM_SIZE_MIN 7
+#define FT_MEM_SIZE_MAX 13845163
+
+#define FT_FILENAME( x ) ((x) ? (x) : "unknown file")
+
+
+ /*
+ * Prime numbers are ugly to handle. It would be better to implement
+ * L-Hashing, which is 10% faster and doesn't require divisions.
+ */
+ static const FT_UInt ft_mem_primes[] =
+ {
+ 7,
+ 11,
+ 19,
+ 37,
+ 73,
+ 109,
+ 163,
+ 251,
+ 367,
+ 557,
+ 823,
+ 1237,
+ 1861,
+ 2777,
+ 4177,
+ 6247,
+ 9371,
+ 14057,
+ 21089,
+ 31627,
+ 47431,
+ 71143,
+ 106721,
+ 160073,
+ 240101,
+ 360163,
+ 540217,
+ 810343,
+ 1215497,
+ 1823231,
+ 2734867,
+ 4102283,
+ 6153409,
+ 9230113,
+ 13845163,
+ };
+
+
+ static FT_ULong
+ ft_mem_closest_prime( FT_ULong num )
+ {
+ FT_UInt i;
+
+
+ for ( i = 0;
+ i < sizeof ( ft_mem_primes ) / sizeof ( ft_mem_primes[0] ); i++ )
+ if ( ft_mem_primes[i] > num )
+ return ft_mem_primes[i];
+
+ return FT_MEM_SIZE_MAX;
+ }
+
+
+ extern void
+ ft_mem_debug_panic( const char* fmt,
+ ... )
+ {
+ va_list ap;
+
+
+ printf( "FreeType.Debug: " );
+
+ va_start( ap, fmt );
+ vprintf( fmt, ap );
+ va_end( ap );
+
+ printf( "\n" );
+ exit( EXIT_FAILURE );
+ }
+
+
+ static FT_Pointer
+ ft_mem_table_alloc( FT_MemTable table,
+ FT_Long size )
+ {
+ FT_Memory memory = table->memory;
+ FT_Pointer block;
+
+
+ memory->user = table->memory_user;
+ block = table->alloc( memory, size );
+ memory->user = table;
+
+ return block;
+ }
+
+
+ static void
+ ft_mem_table_free( FT_MemTable table,
+ FT_Pointer block )
+ {
+ FT_Memory memory = table->memory;
+
+
+ memory->user = table->memory_user;
+ table->free( memory, block );
+ memory->user = table;
+ }
+
+
+ static void
+ ft_mem_table_resize( FT_MemTable table )
+ {
+ FT_ULong new_size;
+
+
+ new_size = ft_mem_closest_prime( table->nodes );
+ if ( new_size != table->size )
+ {
+ FT_MemNode* new_buckets;
+ FT_ULong i;
+
+
+ new_buckets = (FT_MemNode *)
+ ft_mem_table_alloc( table,
+ new_size * sizeof ( FT_MemNode ) );
+ if ( new_buckets == NULL )
+ return;
+
+ FT_ARRAY_ZERO( new_buckets, new_size );
+
+ for ( i = 0; i < table->size; i++ )
+ {
+ FT_MemNode node, next, *pnode;
+ FT_PtrDist hash;
+
+
+ node = table->buckets[i];
+ while ( node )
+ {
+ next = node->link;
+ hash = FT_MEM_VAL( node->address ) % new_size;
+ pnode = new_buckets + hash;
+
+ node->link = pnode[0];
+ pnode[0] = node;
+
+ node = next;
+ }
+ }
+
+ if ( table->buckets )
+ ft_mem_table_free( table, table->buckets );
+
+ table->buckets = new_buckets;
+ table->size = new_size;
+ }
+ }
+
+
+ static FT_MemTable
+ ft_mem_table_new( FT_Memory memory )
+ {
+ FT_MemTable table;
+
+
+ table = (FT_MemTable)memory->alloc( memory, sizeof ( *table ) );
+ if ( table == NULL )
+ goto Exit;
+
+ FT_ZERO( table );
+
+ table->size = FT_MEM_SIZE_MIN;
+ table->nodes = 0;
+
+ table->memory = memory;
+
+ table->memory_user = memory->user;
+
+ table->alloc = memory->alloc;
+ table->realloc = memory->realloc;
+ table->free = memory->free;
+
+ table->buckets = (FT_MemNode *)
+ memory->alloc( memory,
+ table->size * sizeof ( FT_MemNode ) );
+ if ( table->buckets )
+ FT_ARRAY_ZERO( table->buckets, table->size );
+ else
+ {
+ memory->free( memory, table );
+ table = NULL;
+ }
+
+ Exit:
+ return table;
+ }
+
+
+ static void
+ ft_mem_table_destroy( FT_MemTable table )
+ {
+ FT_ULong i;
+
+
+ FT_DumpMemory( table->memory );
+
+ if ( table )
+ {
+ FT_Long leak_count = 0;
+ FT_ULong leaks = 0;
+
+
+ /* remove all blocks from the table, revealing leaked ones */
+ for ( i = 0; i < table->size; i++ )
+ {
+ FT_MemNode *pnode = table->buckets + i, next, node = *pnode;
+
+
+ while ( node )
+ {
+ next = node->link;
+ node->link = 0;
+
+ if ( node->size > 0 )
+ {
+ printf(
+ "leaked memory block at address %p, size %8ld in (%s:%ld)\n",
+ node->address, node->size,
+ FT_FILENAME( node->source->file_name ),
+ node->source->line_no );
+
+ leak_count++;
+ leaks += node->size;
+
+ ft_mem_table_free( table, node->address );
+ }
+
+ node->address = NULL;
+ node->size = 0;
+
+ ft_mem_table_free( table, node );
+ node = next;
+ }
+ table->buckets[i] = 0;
+ }
+
+ ft_mem_table_free( table, table->buckets );
+ table->buckets = NULL;
+
+ table->size = 0;
+ table->nodes = 0;
+
+ /* remove all sources */
+ for ( i = 0; i < FT_MEM_SOURCE_BUCKETS; i++ )
+ {
+ FT_MemSource source, next;
+
+
+ for ( source = table->sources[i]; source != NULL; source = next )
+ {
+ next = source->link;
+ ft_mem_table_free( table, source );
+ }
+
+ table->sources[i] = NULL;
+ }
+
+ printf(
+ "FreeType: total memory allocations = %ld\n", table->alloc_total );
+ printf(
+ "FreeType: maximum memory footprint = %ld\n", table->alloc_max );
+
+ ft_mem_table_free( table, table );
+
+ if ( leak_count > 0 )
+ ft_mem_debug_panic(
+ "FreeType: %ld bytes of memory leaked in %ld blocks\n",
+ leaks, leak_count );
+
+ printf( "FreeType: no memory leaks detected\n" );
+ }
+ }
+
+
+ static FT_MemNode*
+ ft_mem_table_get_nodep( FT_MemTable table,
+ FT_Byte* address )
+ {
+ FT_PtrDist hash;
+ FT_MemNode *pnode, node;
+
+
+ hash = FT_MEM_VAL( address );
+ pnode = table->buckets + ( hash % table->size );
+
+ for (;;)
+ {
+ node = pnode[0];
+ if ( !node )
+ break;
+
+ if ( node->address == address )
+ break;
+
+ pnode = &node->link;
+ }
+ return pnode;
+ }
+
+
+ static FT_MemSource
+ ft_mem_table_get_source( FT_MemTable table )
+ {
+ FT_UInt32 hash;
+ FT_MemSource node, *pnode;
+
+
+ /* cast to FT_PtrDist first since void* can be larger */
+ /* than FT_UInt32 and GCC 4.1.1 emits a warning */
+ hash = (FT_UInt32)(FT_PtrDist)(void*)_ft_debug_file +
+ (FT_UInt32)( 5 * _ft_debug_lineno );
+ pnode = &table->sources[hash % FT_MEM_SOURCE_BUCKETS];
+
+ for ( ;; )
+ {
+ node = *pnode;
+ if ( node == NULL )
+ break;
+
+ if ( node->file_name == _ft_debug_file &&
+ node->line_no == _ft_debug_lineno )
+ goto Exit;
+
+ pnode = &node->link;
+ }
+
+ node = (FT_MemSource)ft_mem_table_alloc( table, sizeof ( *node ) );
+ if ( node == NULL )
+ ft_mem_debug_panic(
+ "not enough memory to perform memory debugging\n" );
+
+ node->file_name = _ft_debug_file;
+ node->line_no = _ft_debug_lineno;
+
+ node->cur_blocks = 0;
+ node->max_blocks = 0;
+ node->all_blocks = 0;
+
+ node->cur_size = 0;
+ node->max_size = 0;
+ node->all_size = 0;
+
+ node->cur_max = 0;
+
+ node->link = NULL;
+ node->hash = hash;
+ *pnode = node;
+
+ Exit:
+ return node;
+ }
+
+
+ static void
+ ft_mem_table_set( FT_MemTable table,
+ FT_Byte* address,
+ FT_ULong size,
+ FT_Long delta )
+ {
+ FT_MemNode *pnode, node;
+
+
+ if ( table )
+ {
+ FT_MemSource source;
+
+
+ pnode = ft_mem_table_get_nodep( table, address );
+ node = *pnode;
+ if ( node )
+ {
+ if ( node->size < 0 )
+ {
+ /* This block was already freed. Our memory is now completely */
+ /* corrupted! */
+ /* This can only happen in keep-alive mode. */
+ ft_mem_debug_panic(
+ "memory heap corrupted (allocating freed block)" );
+ }
+ else
+ {
+ /* This block was already allocated. This means that our memory */
+ /* is also corrupted! */
+ ft_mem_debug_panic(
+ "memory heap corrupted (re-allocating allocated block at"
+ " %p, of size %ld)\n"
+ "org=%s:%d new=%s:%d\n",
+ node->address, node->size,
+ FT_FILENAME( node->source->file_name ), node->source->line_no,
+ FT_FILENAME( _ft_debug_file ), _ft_debug_lineno );
+ }
+ }
+
+ /* we need to create a new node in this table */
+ node = (FT_MemNode)ft_mem_table_alloc( table, sizeof ( *node ) );
+ if ( node == NULL )
+ ft_mem_debug_panic( "not enough memory to run memory tests" );
+
+ node->address = address;
+ node->size = size;
+ node->source = source = ft_mem_table_get_source( table );
+
+ if ( delta == 0 )
+ {
+ /* this is an allocation */
+ source->all_blocks++;
+ source->cur_blocks++;
+ if ( source->cur_blocks > source->max_blocks )
+ source->max_blocks = source->cur_blocks;
+ }
+
+ if ( size > (FT_ULong)source->cur_max )
+ source->cur_max = size;
+
+ if ( delta != 0 )
+ {
+ /* we are growing or shrinking a reallocated block */
+ source->cur_size += delta;
+ table->alloc_current += delta;
+ }
+ else
+ {
+ /* we are allocating a new block */
+ source->cur_size += size;
+ table->alloc_current += size;
+ }
+
+ source->all_size += size;
+
+ if ( source->cur_size > source->max_size )
+ source->max_size = source->cur_size;
+
+ node->free_file_name = NULL;
+ node->free_line_no = 0;
+
+ node->link = pnode[0];
+
+ pnode[0] = node;
+ table->nodes++;
+
+ table->alloc_total += size;
+
+ if ( table->alloc_current > table->alloc_max )
+ table->alloc_max = table->alloc_current;
+
+ if ( table->nodes * 3 < table->size ||
+ table->size * 3 < table->nodes )
+ ft_mem_table_resize( table );
+ }
+ }
+
+
+ static void
+ ft_mem_table_remove( FT_MemTable table,
+ FT_Byte* address,
+ FT_Long delta )
+ {
+ if ( table )
+ {
+ FT_MemNode *pnode, node;
+
+
+ pnode = ft_mem_table_get_nodep( table, address );
+ node = *pnode;
+ if ( node )
+ {
+ FT_MemSource source;
+
+
+ if ( node->size < 0 )
+ ft_mem_debug_panic(
+ "freeing memory block at %p more than once at (%s:%ld)\n"
+ "block allocated at (%s:%ld) and released at (%s:%ld)",
+ address,
+ FT_FILENAME( _ft_debug_file ), _ft_debug_lineno,
+ FT_FILENAME( node->source->file_name ), node->source->line_no,
+ FT_FILENAME( node->free_file_name ), node->free_line_no );
+
+ /* scramble the node's content for additional safety */
+ FT_MEM_SET( address, 0xF3, node->size );
+
+ if ( delta == 0 )
+ {
+ source = node->source;
+
+ source->cur_blocks--;
+ source->cur_size -= node->size;
+
+ table->alloc_current -= node->size;
+ }
+
+ if ( table->keep_alive )
+ {
+ /* we simply invert the node's size to indicate that the node */
+ /* was freed. */
+ node->size = -node->size;
+ node->free_file_name = _ft_debug_file;
+ node->free_line_no = _ft_debug_lineno;
+ }
+ else
+ {
+ table->nodes--;
+
+ *pnode = node->link;
+
+ node->size = 0;
+ node->source = NULL;
+
+ ft_mem_table_free( table, node );
+
+ if ( table->nodes * 3 < table->size ||
+ table->size * 3 < table->nodes )
+ ft_mem_table_resize( table );
+ }
+ }
+ else
+ ft_mem_debug_panic(
+ "trying to free unknown block at %p in (%s:%ld)\n",
+ address,
+ FT_FILENAME( _ft_debug_file ), _ft_debug_lineno );
+ }
+ }
+
+
+ extern FT_Pointer
+ ft_mem_debug_alloc( FT_Memory memory,
+ FT_Long size )
+ {
+ FT_MemTable table = (FT_MemTable)memory->user;
+ FT_Byte* block;
+
+
+ if ( size <= 0 )
+ ft_mem_debug_panic( "negative block size allocation (%ld)", size );
+
+ /* return NULL if the maximum number of allocations was reached */
+ if ( table->bound_count &&
+ table->alloc_count >= table->alloc_count_max )
+ return NULL;
+
+ /* return NULL if this allocation would overflow the maximum heap size */
+ if ( table->bound_total &&
+ table->alloc_total_max - table->alloc_current > (FT_ULong)size )
+ return NULL;
+
+ block = (FT_Byte *)ft_mem_table_alloc( table, size );
+ if ( block )
+ {
+ ft_mem_table_set( table, block, (FT_ULong)size, 0 );
+
+ table->alloc_count++;
+ }
+
+ _ft_debug_file = "<unknown>";
+ _ft_debug_lineno = 0;
+
+ return (FT_Pointer)block;
+ }
+
+
+ extern void
+ ft_mem_debug_free( FT_Memory memory,
+ FT_Pointer block )
+ {
+ FT_MemTable table = (FT_MemTable)memory->user;
+
+
+ if ( block == NULL )
+ ft_mem_debug_panic( "trying to free NULL in (%s:%ld)",
+ FT_FILENAME( _ft_debug_file ),
+ _ft_debug_lineno );
+
+ ft_mem_table_remove( table, (FT_Byte*)block, 0 );
+
+ if ( !table->keep_alive )
+ ft_mem_table_free( table, block );
+
+ table->alloc_count--;
+
+ _ft_debug_file = "<unknown>";
+ _ft_debug_lineno = 0;
+ }
+
+
+ extern FT_Pointer
+ ft_mem_debug_realloc( FT_Memory memory,
+ FT_Long cur_size,
+ FT_Long new_size,
+ FT_Pointer block )
+ {
+ FT_MemTable table = (FT_MemTable)memory->user;
+ FT_MemNode node, *pnode;
+ FT_Pointer new_block;
+ FT_Long delta;
+
+ const char* file_name = FT_FILENAME( _ft_debug_file );
+ FT_Long line_no = _ft_debug_lineno;
+
+
+ /* unlikely, but possible */
+ if ( new_size == cur_size )
+ return block;
+
+ /* the following is valid according to ANSI C */
+#if 0
+ if ( block == NULL || cur_size == 0 )
+ ft_mem_debug_panic( "trying to reallocate NULL in (%s:%ld)",
+ file_name, line_no );
+#endif
+
+ /* while the following is allowed in ANSI C also, we abort since */
+ /* such case should be handled by FreeType. */
+ if ( new_size <= 0 )
+ ft_mem_debug_panic(
+ "trying to reallocate %p to size 0 (current is %ld) in (%s:%ld)",
+ block, cur_size, file_name, line_no );
+
+ /* check `cur_size' value */
+ pnode = ft_mem_table_get_nodep( table, (FT_Byte*)block );
+ node = *pnode;
+ if ( !node )
+ ft_mem_debug_panic(
+ "trying to reallocate unknown block at %p in (%s:%ld)",
+ block, file_name, line_no );
+
+ if ( node->size <= 0 )
+ ft_mem_debug_panic(
+ "trying to reallocate freed block at %p in (%s:%ld)",
+ block, file_name, line_no );
+
+ if ( node->size != cur_size )
+ ft_mem_debug_panic( "invalid ft_realloc request for %p. cur_size is "
+ "%ld instead of %ld in (%s:%ld)",
+ block, cur_size, node->size, file_name, line_no );
+
+ /* return NULL if the maximum number of allocations was reached */
+ if ( table->bound_count &&
+ table->alloc_count >= table->alloc_count_max )
+ return NULL;
+
+ delta = (FT_Long)( new_size - cur_size );
+
+ /* return NULL if this allocation would overflow the maximum heap size */
+ if ( delta > 0 &&
+ table->bound_total &&
+ table->alloc_current + (FT_ULong)delta > table->alloc_total_max )
+ return NULL;
+
+ new_block = (FT_Byte *)ft_mem_table_alloc( table, new_size );
+ if ( new_block == NULL )
+ return NULL;
+
+ ft_mem_table_set( table, (FT_Byte*)new_block, new_size, delta );
+
+ ft_memcpy( new_block, block, cur_size < new_size ? cur_size : new_size );
+
+ ft_mem_table_remove( table, (FT_Byte*)block, delta );
+
+ _ft_debug_file = "<unknown>";
+ _ft_debug_lineno = 0;
+
+ if ( !table->keep_alive )
+ ft_mem_table_free( table, block );
+
+ return new_block;
+ }
+
+
+ extern FT_Int
+ ft_mem_debug_init( FT_Memory memory )
+ {
+ FT_MemTable table;
+ FT_Int result = 0;
+
+
+ if ( getenv( "FT2_DEBUG_MEMORY" ) )
+ {
+ table = ft_mem_table_new( memory );
+ if ( table )
+ {
+ const char* p;
+
+
+ memory->user = table;
+ memory->alloc = ft_mem_debug_alloc;
+ memory->realloc = ft_mem_debug_realloc;
+ memory->free = ft_mem_debug_free;
+
+ p = getenv( "FT2_ALLOC_TOTAL_MAX" );
+ if ( p != NULL )
+ {
+ FT_Long total_max = ft_atol( p );
+
+
+ if ( total_max > 0 )
+ {
+ table->bound_total = 1;
+ table->alloc_total_max = (FT_ULong)total_max;
+ }
+ }
+
+ p = getenv( "FT2_ALLOC_COUNT_MAX" );
+ if ( p != NULL )
+ {
+ FT_Long total_count = ft_atol( p );
+
+
+ if ( total_count > 0 )
+ {
+ table->bound_count = 1;
+ table->alloc_count_max = (FT_ULong)total_count;
+ }
+ }
+
+ p = getenv( "FT2_KEEP_ALIVE" );
+ if ( p != NULL )
+ {
+ FT_Long keep_alive = ft_atol( p );
+
+
+ if ( keep_alive > 0 )
+ table->keep_alive = 1;
+ }
+
+ result = 1;
+ }
+ }
+ return result;
+ }
+
+
+ extern void
+ ft_mem_debug_done( FT_Memory memory )
+ {
+ FT_MemTable table = (FT_MemTable)memory->user;
+
+
+ if ( table )
+ {
+ memory->free = table->free;
+ memory->realloc = table->realloc;
+ memory->alloc = table->alloc;
+
+ ft_mem_table_destroy( table );
+ memory->user = NULL;
+ }
+ }
+
+
+
+ static int
+ ft_mem_source_compare( const void* p1,
+ const void* p2 )
+ {
+ FT_MemSource s1 = *(FT_MemSource*)p1;
+ FT_MemSource s2 = *(FT_MemSource*)p2;
+
+
+ if ( s2->max_size > s1->max_size )
+ return 1;
+ else if ( s2->max_size < s1->max_size )
+ return -1;
+ else
+ return 0;
+ }
+
+
+ extern void
+ FT_DumpMemory( FT_Memory memory )
+ {
+ FT_MemTable table = (FT_MemTable)memory->user;
+
+
+ if ( table )
+ {
+ FT_MemSource* bucket = table->sources;
+ FT_MemSource* limit = bucket + FT_MEM_SOURCE_BUCKETS;
+ FT_MemSource* sources;
+ FT_UInt nn, count;
+ const char* fmt;
+
+
+ count = 0;
+ for ( ; bucket < limit; bucket++ )
+ {
+ FT_MemSource source = *bucket;
+
+
+ for ( ; source; source = source->link )
+ count++;
+ }
+
+ sources = (FT_MemSource*)ft_mem_table_alloc(
+ table, sizeof ( *sources ) * count );
+
+ count = 0;
+ for ( bucket = table->sources; bucket < limit; bucket++ )
+ {
+ FT_MemSource source = *bucket;
+
+
+ for ( ; source; source = source->link )
+ sources[count++] = source;
+ }
+
+ ft_qsort( sources, count, sizeof ( *sources ), ft_mem_source_compare );
+
+ printf( "FreeType Memory Dump: "
+ "current=%ld max=%ld total=%ld count=%ld\n",
+ table->alloc_current, table->alloc_max,
+ table->alloc_total, table->alloc_count );
+ printf( " block block sizes sizes sizes source\n" );
+ printf( " count high sum highsum max location\n" );
+ printf( "-------------------------------------------------\n" );
+
+ fmt = "%6ld %6ld %8ld %8ld %8ld %s:%d\n";
+
+ for ( nn = 0; nn < count; nn++ )
+ {
+ FT_MemSource source = sources[nn];
+
+
+ printf( fmt,
+ source->cur_blocks, source->max_blocks,
+ source->cur_size, source->max_size, source->cur_max,
+ FT_FILENAME( source->file_name ),
+ source->line_no );
+ }
+ printf( "------------------------------------------------\n" );
+
+ ft_mem_table_free( table, sources );
+ }
+ }
+
+#else /* !FT_DEBUG_MEMORY */
+
+ /* ANSI C doesn't like empty source files */
+ typedef int _debug_mem_dummy;
+
+#endif /* !FT_DEBUG_MEMORY */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftdebug.c */
+/* */
+/* Debugging and logging component (body). */
+/* */
+/* Copyright 1996-2001, 2002, 2004, 2008 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This component contains various macros and functions used to ease the */
+ /* debugging of the FreeType engine. Its main purpose is in assertion */
+ /* checking, tracing, and error detection. */
+ /* */
+ /* There are now three debugging modes: */
+ /* */
+ /* - trace mode */
+ /* */
+ /* Error and trace messages are sent to the log file (which can be the */
+ /* standard error output). */
+ /* */
+ /* - error mode */
+ /* */
+ /* Only error messages are generated. */
+ /* */
+ /* - release mode: */
+ /* */
+ /* No error message is sent or generated. The code is free from any */
+ /* debugging parts. */
+ /* */
+ /*************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+#include FT_INTERNAL_DEBUG_H
+
+
+#ifdef FT_DEBUG_LEVEL_ERROR
+
+ /* documentation is in ftdebug.h */
+
+ FT_BASE_DEF( void )
+ FT_Message( const char* fmt, ... )
+ {
+ va_list ap;
+
+
+ va_start( ap, fmt );
+ vfprintf( stderr, fmt, ap );
+ va_end( ap );
+ }
+
+
+ /* documentation is in ftdebug.h */
+
+ FT_BASE_DEF( void )
+ FT_Panic( const char* fmt, ... )
+ {
+ va_list ap;
+
+
+ va_start( ap, fmt );
+ vfprintf( stderr, fmt, ap );
+ va_end( ap );
+
+ exit( EXIT_FAILURE );
+ }
+
+#endif /* FT_DEBUG_LEVEL_ERROR */
+
+
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+
+ /* array of trace levels, initialized to 0 */
+ int ft_trace_levels[trace_count];
+
+
+ /* define array of trace toggle names */
+#define FT_TRACE_DEF( x ) #x ,
+
+ static const char* ft_trace_toggles[trace_count + 1] =
+ {
+#include FT_INTERNAL_TRACE_H
+ NULL
+ };
+
+#undef FT_TRACE_DEF
+
+
+ /* documentation is in ftdebug.h */
+
+ FT_BASE_DEF( FT_Int )
+ FT_Trace_Get_Count( void )
+ {
+ return trace_count;
+ }
+
+
+ /* documentation is in ftdebug.h */
+
+ FT_BASE_DEF( const char * )
+ FT_Trace_Get_Name( FT_Int idx )
+ {
+ int max = FT_Trace_Get_Count();
+
+
+ if ( idx < max )
+ return ft_trace_toggles[idx];
+ else
+ return NULL;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* Initialize the tracing sub-system. This is done by retrieving the */
+ /* value of the `FT2_DEBUG' environment variable. It must be a list of */
+ /* toggles, separated by spaces, `;', or `,'. Example: */
+ /* */
+ /* export FT2_DEBUG="any:3 memory:7 stream:5" */
+ /* */
+ /* This requests that all levels be set to 3, except the trace level for */
+ /* the memory and stream components which are set to 7 and 5, */
+ /* respectively. */
+ /* */
+ /* See the file <include/freetype/internal/fttrace.h> for details of the */
+ /* available toggle names. */
+ /* */
+ /* The level must be between 0 and 7; 0 means quiet (except for serious */
+ /* runtime errors), and 7 means _very_ verbose. */
+ /* */
+ FT_BASE_DEF( void )
+ ft_debug_init( void )
+ {
+ const char* ft2_debug = getenv( "FT2_DEBUG" );
+
+
+ if ( ft2_debug )
+ {
+ const char* p = ft2_debug;
+ const char* q;
+
+
+ for ( ; *p; p++ )
+ {
+ /* skip leading whitespace and separators */
+ if ( *p == ' ' || *p == '\t' || *p == ',' || *p == ';' || *p == '=' )
+ continue;
+
+ /* read toggle name, followed by ':' */
+ q = p;
+ while ( *p && *p != ':' )
+ p++;
+
+ if ( *p == ':' && p > q )
+ {
+ FT_Int n, i, len = (FT_Int)( p - q );
+ FT_Int level = -1, found = -1;
+
+
+ for ( n = 0; n < trace_count; n++ )
+ {
+ const char* toggle = ft_trace_toggles[n];
+
+
+ for ( i = 0; i < len; i++ )
+ {
+ if ( toggle[i] != q[i] )
+ break;
+ }
+
+ if ( i == len && toggle[i] == 0 )
+ {
+ found = n;
+ break;
+ }
+ }
+
+ /* read level */
+ p++;
+ if ( *p )
+ {
+ level = *p++ - '0';
+ if ( level < 0 || level > 7 )
+ level = -1;
+ }
+
+ if ( found >= 0 && level >= 0 )
+ {
+ if ( found == trace_any )
+ {
+ /* special case for `any' */
+ for ( n = 0; n < trace_count; n++ )
+ ft_trace_levels[n] = level;
+ }
+ else
+ ft_trace_levels[found] = level;
+ }
+ }
+ }
+ }
+ }
+
+
+#else /* !FT_DEBUG_LEVEL_TRACE */
+
+
+ FT_BASE_DEF( void )
+ ft_debug_init( void )
+ {
+ /* nothing */
+ }
+
+
+ FT_BASE_DEF( FT_Int )
+ FT_Trace_Get_Count( void )
+ {
+ return 0;
+ }
+
+
+ FT_BASE_DEF( const char * )
+ FT_Trace_Get_Name( FT_Int idx )
+ {
+ FT_UNUSED( idx );
+
+ return NULL;
+ }
+
+
+#endif /* !FT_DEBUG_LEVEL_TRACE */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftfstype.c */
+/* */
+/* FreeType utility file to access FSType data (body). */
+/* */
+/* Copyright 2008, 2009 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+#include <ft2build.h>
+#include FT_TYPE1_TABLES_H
+#include FT_TRUETYPE_TABLES_H
+#include FT_INTERNAL_SERVICE_H
+#include FT_SERVICE_POSTSCRIPT_INFO_H
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_UShort )
+ FT_Get_FSType_Flags( FT_Face face )
+ {
+ TT_OS2* os2;
+
+
+ /* first, try to get the fs_type directly from the font */
+ if ( face )
+ {
+ FT_Service_PsInfo service = NULL;
+
+
+ FT_FACE_FIND_SERVICE( face, service, POSTSCRIPT_INFO );
+
+ if ( service && service->ps_get_font_extra )
+ {
+ PS_FontExtraRec extra;
+
+
+ if ( !service->ps_get_font_extra( face, &extra ) &&
+ extra.fs_type != 0 )
+ return extra.fs_type;
+ }
+ }
+
+ /* look at FSType before fsType for Type42 */
+
+ if ( ( os2 = (TT_OS2*)FT_Get_Sfnt_Table( face, ft_sfnt_os2 ) ) != NULL &&
+ os2->version != 0xFFFFU )
+ return os2->fsType;
+
+ return 0;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftgasp.c */
+/* */
+/* Access of TrueType's `gasp' table (body). */
+/* */
+/* Copyright 2007 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_GASP_H
+#include FT_INTERNAL_TRUETYPE_TYPES_H
+
+
+ FT_EXPORT_DEF( FT_Int )
+ FT_Get_Gasp( FT_Face face,
+ FT_UInt ppem )
+ {
+ FT_Int result = FT_GASP_NO_TABLE;
+
+
+ if ( face && FT_IS_SFNT( face ) )
+ {
+ TT_Face ttface = (TT_Face)face;
+
+
+ if ( ttface->gasp.numRanges > 0 )
+ {
+ TT_GaspRange range = ttface->gasp.gaspRanges;
+ TT_GaspRange range_end = range + ttface->gasp.numRanges;
+
+
+ while ( ppem > range->maxPPEM )
+ {
+ range++;
+ if ( range >= range_end )
+ goto Exit;
+ }
+
+ result = range->gaspFlag;
+
+ /* ensure that we don't have spurious bits */
+ if ( ttface->gasp.version == 0 )
+ result &= 3;
+ }
+ }
+ Exit:
+ return result;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftgloadr.c */
+/* */
+/* The FreeType glyph loader (body). */
+/* */
+/* Copyright 2002, 2003, 2004, 2005, 2006, 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_GLYPH_LOADER_H
+#include FT_INTERNAL_MEMORY_H
+#include FT_INTERNAL_OBJECTS_H
+
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_gloader
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** *****/
+ /***** G L Y P H L O A D E R *****/
+ /***** *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /*************************************************************************/
+ /* */
+ /* The glyph loader is a simple object which is used to load a set of */
+ /* glyphs easily. It is critical for the correct loading of composites. */
+ /* */
+ /* Ideally, one can see it as a stack of abstract `glyph' objects. */
+ /* */
+ /* loader.base Is really the bottom of the stack. It describes a */
+ /* single glyph image made of the juxtaposition of */
+ /* several glyphs (those `in the stack'). */
+ /* */
+ /* loader.current Describes the top of the stack, on which a new */
+ /* glyph can be loaded. */
+ /* */
+ /* Rewind Clears the stack. */
+ /* Prepare Set up `loader.current' for addition of a new glyph */
+ /* image. */
+ /* Add Add the `current' glyph image to the `base' one, */
+ /* and prepare for another one. */
+ /* */
+ /* The glyph loader is now a base object. Each driver used to */
+ /* re-implement it in one way or the other, which wasted code and */
+ /* energy. */
+ /* */
+ /*************************************************************************/
+
+
+ /* create a new glyph loader */
+ FT_BASE_DEF( FT_Error )
+ FT_GlyphLoader_New( FT_Memory memory,
+ FT_GlyphLoader *aloader )
+ {
+ FT_GlyphLoader loader = NULL;
+ FT_Error error;
+
+
+ if ( !FT_NEW( loader ) )
+ {
+ loader->memory = memory;
+ *aloader = loader;
+ }
+ return error;
+ }
+
+
+ /* rewind the glyph loader - reset counters to 0 */
+ FT_BASE_DEF( void )
+ FT_GlyphLoader_Rewind( FT_GlyphLoader loader )
+ {
+ FT_GlyphLoad base = &loader->base;
+ FT_GlyphLoad current = &loader->current;
+
+
+ base->outline.n_points = 0;
+ base->outline.n_contours = 0;
+ base->num_subglyphs = 0;
+
+ *current = *base;
+ }
+
+
+ /* reset the glyph loader, frees all allocated tables */
+ /* and starts from zero */
+ FT_BASE_DEF( void )
+ FT_GlyphLoader_Reset( FT_GlyphLoader loader )
+ {
+ FT_Memory memory = loader->memory;
+
+
+ FT_FREE( loader->base.outline.points );
+ FT_FREE( loader->base.outline.tags );
+ FT_FREE( loader->base.outline.contours );
+ FT_FREE( loader->base.extra_points );
+ FT_FREE( loader->base.subglyphs );
+
+ loader->base.extra_points2 = NULL;
+
+ loader->max_points = 0;
+ loader->max_contours = 0;
+ loader->max_subglyphs = 0;
+
+ FT_GlyphLoader_Rewind( loader );
+ }
+
+
+ /* delete a glyph loader */
+ FT_BASE_DEF( void )
+ FT_GlyphLoader_Done( FT_GlyphLoader loader )
+ {
+ if ( loader )
+ {
+ FT_Memory memory = loader->memory;
+
+
+ FT_GlyphLoader_Reset( loader );
+ FT_FREE( loader );
+ }
+ }
+
+
+ /* re-adjust the `current' outline fields */
+ static void
+ FT_GlyphLoader_Adjust_Points( FT_GlyphLoader loader )
+ {
+ FT_Outline* base = &loader->base.outline;
+ FT_Outline* current = &loader->current.outline;
+
+
+ current->points = base->points + base->n_points;
+ current->tags = base->tags + base->n_points;
+ current->contours = base->contours + base->n_contours;
+
+ /* handle extra points table - if any */
+ if ( loader->use_extra )
+ {
+ loader->current.extra_points = loader->base.extra_points +
+ base->n_points;
+
+ loader->current.extra_points2 = loader->base.extra_points2 +
+ base->n_points;
+ }
+ }
+
+
+ FT_BASE_DEF( FT_Error )
+ FT_GlyphLoader_CreateExtra( FT_GlyphLoader loader )
+ {
+ FT_Error error;
+ FT_Memory memory = loader->memory;
+
+
+ if ( !FT_NEW_ARRAY( loader->base.extra_points, 2 * loader->max_points ) )
+ {
+ loader->use_extra = 1;
+ loader->base.extra_points2 = loader->base.extra_points +
+ loader->max_points;
+
+ FT_GlyphLoader_Adjust_Points( loader );
+ }
+ return error;
+ }
+
+
+ /* re-adjust the `current' subglyphs field */
+ static void
+ FT_GlyphLoader_Adjust_Subglyphs( FT_GlyphLoader loader )
+ {
+ FT_GlyphLoad base = &loader->base;
+ FT_GlyphLoad current = &loader->current;
+
+
+ current->subglyphs = base->subglyphs + base->num_subglyphs;
+ }
+
+
+ /* Ensure that we can add `n_points' and `n_contours' to our glyph. */
+ /* This function reallocates its outline tables if necessary. Note that */
+ /* it DOESN'T change the number of points within the loader! */
+ /* */
+ FT_BASE_DEF( FT_Error )
+ FT_GlyphLoader_CheckPoints( FT_GlyphLoader loader,
+ FT_UInt n_points,
+ FT_UInt n_contours )
+ {
+ FT_Memory memory = loader->memory;
+ FT_Error error = FT_Err_Ok;
+ FT_Outline* base = &loader->base.outline;
+ FT_Outline* current = &loader->current.outline;
+ FT_Bool adjust = 0;
+
+ FT_UInt new_max, old_max;
+
+
+ /* check points & tags */
+ new_max = base->n_points + current->n_points + n_points;
+ old_max = loader->max_points;
+
+ if ( new_max > old_max )
+ {
+ new_max = FT_PAD_CEIL( new_max, 8 );
+
+ if ( new_max > FT_OUTLINE_POINTS_MAX )
+ return FT_Err_Array_Too_Large;
+
+ if ( FT_RENEW_ARRAY( base->points, old_max, new_max ) ||
+ FT_RENEW_ARRAY( base->tags, old_max, new_max ) )
+ goto Exit;
+
+ if ( loader->use_extra )
+ {
+ if ( FT_RENEW_ARRAY( loader->base.extra_points,
+ old_max * 2, new_max * 2 ) )
+ goto Exit;
+
+ FT_ARRAY_MOVE( loader->base.extra_points + new_max,
+ loader->base.extra_points + old_max,
+ old_max );
+
+ loader->base.extra_points2 = loader->base.extra_points + new_max;
+ }
+
+ adjust = 1;
+ loader->max_points = new_max;
+ }
+
+ /* check contours */
+ old_max = loader->max_contours;
+ new_max = base->n_contours + current->n_contours +
+ n_contours;
+ if ( new_max > old_max )
+ {
+ new_max = FT_PAD_CEIL( new_max, 4 );
+
+ if ( new_max > FT_OUTLINE_CONTOURS_MAX )
+ return FT_Err_Array_Too_Large;
+
+ if ( FT_RENEW_ARRAY( base->contours, old_max, new_max ) )
+ goto Exit;
+
+ adjust = 1;
+ loader->max_contours = new_max;
+ }
+
+ if ( adjust )
+ FT_GlyphLoader_Adjust_Points( loader );
+
+ Exit:
+ return error;
+ }
+
+
+ /* Ensure that we can add `n_subglyphs' to our glyph. this function */
+ /* reallocates its subglyphs table if necessary. Note that it DOES */
+ /* NOT change the number of subglyphs within the loader! */
+ /* */
+ FT_BASE_DEF( FT_Error )
+ FT_GlyphLoader_CheckSubGlyphs( FT_GlyphLoader loader,
+ FT_UInt n_subs )
+ {
+ FT_Memory memory = loader->memory;
+ FT_Error error = FT_Err_Ok;
+ FT_UInt new_max, old_max;
+
+ FT_GlyphLoad base = &loader->base;
+ FT_GlyphLoad current = &loader->current;
+
+
+ new_max = base->num_subglyphs + current->num_subglyphs + n_subs;
+ old_max = loader->max_subglyphs;
+ if ( new_max > old_max )
+ {
+ new_max = FT_PAD_CEIL( new_max, 2 );
+ if ( FT_RENEW_ARRAY( base->subglyphs, old_max, new_max ) )
+ goto Exit;
+
+ loader->max_subglyphs = new_max;
+
+ FT_GlyphLoader_Adjust_Subglyphs( loader );
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ /* prepare loader for the addition of a new glyph on top of the base one */
+ FT_BASE_DEF( void )
+ FT_GlyphLoader_Prepare( FT_GlyphLoader loader )
+ {
+ FT_GlyphLoad current = &loader->current;
+
+
+ current->outline.n_points = 0;
+ current->outline.n_contours = 0;
+ current->num_subglyphs = 0;
+
+ FT_GlyphLoader_Adjust_Points ( loader );
+ FT_GlyphLoader_Adjust_Subglyphs( loader );
+ }
+
+
+ /* add current glyph to the base image - and prepare for another */
+ FT_BASE_DEF( void )
+ FT_GlyphLoader_Add( FT_GlyphLoader loader )
+ {
+ FT_GlyphLoad base;
+ FT_GlyphLoad current;
+
+ FT_UInt n_curr_contours;
+ FT_UInt n_base_points;
+ FT_UInt n;
+
+
+ if ( !loader )
+ return;
+
+ base = &loader->base;
+ current = &loader->current;
+
+ n_curr_contours = current->outline.n_contours;
+ n_base_points = base->outline.n_points;
+
+ base->outline.n_points =
+ (short)( base->outline.n_points + current->outline.n_points );
+ base->outline.n_contours =
+ (short)( base->outline.n_contours + current->outline.n_contours );
+
+ base->num_subglyphs += current->num_subglyphs;
+
+ /* adjust contours count in newest outline */
+ for ( n = 0; n < n_curr_contours; n++ )
+ current->outline.contours[n] =
+ (short)( current->outline.contours[n] + n_base_points );
+
+ /* prepare for another new glyph image */
+ FT_GlyphLoader_Prepare( loader );
+ }
+
+
+ FT_BASE_DEF( FT_Error )
+ FT_GlyphLoader_CopyPoints( FT_GlyphLoader target,
+ FT_GlyphLoader source )
+ {
+ FT_Error error;
+ FT_UInt num_points = source->base.outline.n_points;
+ FT_UInt num_contours = source->base.outline.n_contours;
+
+
+ error = FT_GlyphLoader_CheckPoints( target, num_points, num_contours );
+ if ( !error )
+ {
+ FT_Outline* out = &target->base.outline;
+ FT_Outline* in = &source->base.outline;
+
+
+ FT_ARRAY_COPY( out->points, in->points,
+ num_points );
+ FT_ARRAY_COPY( out->tags, in->tags,
+ num_points );
+ FT_ARRAY_COPY( out->contours, in->contours,
+ num_contours );
+
+ /* do we need to copy the extra points? */
+ if ( target->use_extra && source->use_extra )
+ {
+ FT_ARRAY_COPY( target->base.extra_points, source->base.extra_points,
+ num_points );
+ FT_ARRAY_COPY( target->base.extra_points2, source->base.extra_points2,
+ num_points );
+ }
+
+ out->n_points = (short)num_points;
+ out->n_contours = (short)num_contours;
+
+ FT_GlyphLoader_Adjust_Points( target );
+ }
+
+ return error;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftglyph.c */
+/* */
+/* FreeType convenience functions to handle glyphs (body). */
+/* */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2007, 2008, 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+ /*************************************************************************/
+ /* */
+ /* This file contains the definition of several convenience functions */
+ /* that can be used by client applications to easily retrieve glyph */
+ /* bitmaps and outlines from a given face. */
+ /* */
+ /* These functions should be optional if you are writing a font server */
+ /* or text layout engine on top of FreeType. However, they are pretty */
+ /* handy for many other simple uses of the library. */
+ /* */
+ /*************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_GLYPH_H
+#include FT_OUTLINE_H
+#include FT_BITMAP_H
+#include FT_INTERNAL_OBJECTS_H
+
+#include "basepic.h"
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_glyph
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** FT_BitmapGlyph support ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_CALLBACK_DEF( FT_Error )
+ ft_bitmap_glyph_init( FT_Glyph bitmap_glyph,
+ FT_GlyphSlot slot )
+ {
+ FT_BitmapGlyph glyph = (FT_BitmapGlyph)bitmap_glyph;
+ FT_Error error = FT_Err_Ok;
+ FT_Library library = FT_GLYPH( glyph )->library;
+
+
+ if ( slot->format != FT_GLYPH_FORMAT_BITMAP )
+ {
+ error = FT_Err_Invalid_Glyph_Format;
+ goto Exit;
+ }
+
+ glyph->left = slot->bitmap_left;
+ glyph->top = slot->bitmap_top;
+
+ /* do lazy copying whenever possible */
+ if ( slot->internal->flags & FT_GLYPH_OWN_BITMAP )
+ {
+ glyph->bitmap = slot->bitmap;
+ slot->internal->flags &= ~FT_GLYPH_OWN_BITMAP;
+ }
+ else
+ {
+ FT_Bitmap_New( &glyph->bitmap );
+ error = FT_Bitmap_Copy( library, &slot->bitmap, &glyph->bitmap );
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ ft_bitmap_glyph_copy( FT_Glyph bitmap_source,
+ FT_Glyph bitmap_target )
+ {
+ FT_Library library = bitmap_source->library;
+ FT_BitmapGlyph source = (FT_BitmapGlyph)bitmap_source;
+ FT_BitmapGlyph target = (FT_BitmapGlyph)bitmap_target;
+
+
+ target->left = source->left;
+ target->top = source->top;
+
+ return FT_Bitmap_Copy( library, &source->bitmap, &target->bitmap );
+ }
+
+
+ FT_CALLBACK_DEF( void )
+ ft_bitmap_glyph_done( FT_Glyph bitmap_glyph )
+ {
+ FT_BitmapGlyph glyph = (FT_BitmapGlyph)bitmap_glyph;
+ FT_Library library = FT_GLYPH( glyph )->library;
+
+
+ FT_Bitmap_Done( library, &glyph->bitmap );
+ }
+
+
+ FT_CALLBACK_DEF( void )
+ ft_bitmap_glyph_bbox( FT_Glyph bitmap_glyph,
+ FT_BBox* cbox )
+ {
+ FT_BitmapGlyph glyph = (FT_BitmapGlyph)bitmap_glyph;
+
+
+ cbox->xMin = glyph->left << 6;
+ cbox->xMax = cbox->xMin + ( glyph->bitmap.width << 6 );
+ cbox->yMax = glyph->top << 6;
+ cbox->yMin = cbox->yMax - ( glyph->bitmap.rows << 6 );
+ }
+
+
+ FT_DEFINE_GLYPH(ft_bitmap_glyph_class,
+ sizeof ( FT_BitmapGlyphRec ),
+ FT_GLYPH_FORMAT_BITMAP,
+
+ ft_bitmap_glyph_init,
+ ft_bitmap_glyph_done,
+ ft_bitmap_glyph_copy,
+ 0, /* FT_Glyph_TransformFunc */
+ ft_bitmap_glyph_bbox,
+ 0 /* FT_Glyph_PrepareFunc */
+ )
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** FT_OutlineGlyph support ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ ft_outline_glyph_init( FT_Glyph outline_glyph,
+ FT_GlyphSlot slot )
+ {
+ FT_OutlineGlyph glyph = (FT_OutlineGlyph)outline_glyph;
+ FT_Error error = FT_Err_Ok;
+ FT_Library library = FT_GLYPH( glyph )->library;
+ FT_Outline* source = &slot->outline;
+ FT_Outline* target = &glyph->outline;
+
+
+ /* check format in glyph slot */
+ if ( slot->format != FT_GLYPH_FORMAT_OUTLINE )
+ {
+ error = FT_Err_Invalid_Glyph_Format;
+ goto Exit;
+ }
+
+ /* allocate new outline */
+ error = FT_Outline_New( library, source->n_points, source->n_contours,
+ &glyph->outline );
+ if ( error )
+ goto Exit;
+
+ FT_Outline_Copy( source, target );
+
+ Exit:
+ return error;
+ }
+
+
+ FT_CALLBACK_DEF( void )
+ ft_outline_glyph_done( FT_Glyph outline_glyph )
+ {
+ FT_OutlineGlyph glyph = (FT_OutlineGlyph)outline_glyph;
+
+
+ FT_Outline_Done( FT_GLYPH( glyph )->library, &glyph->outline );
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ ft_outline_glyph_copy( FT_Glyph outline_source,
+ FT_Glyph outline_target )
+ {
+ FT_OutlineGlyph source = (FT_OutlineGlyph)outline_source;
+ FT_OutlineGlyph target = (FT_OutlineGlyph)outline_target;
+ FT_Error error;
+ FT_Library library = FT_GLYPH( source )->library;
+
+
+ error = FT_Outline_New( library, source->outline.n_points,
+ source->outline.n_contours, &target->outline );
+ if ( !error )
+ FT_Outline_Copy( &source->outline, &target->outline );
+
+ return error;
+ }
+
+
+ FT_CALLBACK_DEF( void )
+ ft_outline_glyph_transform( FT_Glyph outline_glyph,
+ const FT_Matrix* matrix,
+ const FT_Vector* delta )
+ {
+ FT_OutlineGlyph glyph = (FT_OutlineGlyph)outline_glyph;
+
+
+ if ( matrix )
+ FT_Outline_Transform( &glyph->outline, matrix );
+
+ if ( delta )
+ FT_Outline_Translate( &glyph->outline, delta->x, delta->y );
+ }
+
+
+ FT_CALLBACK_DEF( void )
+ ft_outline_glyph_bbox( FT_Glyph outline_glyph,
+ FT_BBox* bbox )
+ {
+ FT_OutlineGlyph glyph = (FT_OutlineGlyph)outline_glyph;
+
+
+ FT_Outline_Get_CBox( &glyph->outline, bbox );
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ ft_outline_glyph_prepare( FT_Glyph outline_glyph,
+ FT_GlyphSlot slot )
+ {
+ FT_OutlineGlyph glyph = (FT_OutlineGlyph)outline_glyph;
+
+
+ slot->format = FT_GLYPH_FORMAT_OUTLINE;
+ slot->outline = glyph->outline;
+ slot->outline.flags &= ~FT_OUTLINE_OWNER;
+
+ return FT_Err_Ok;
+ }
+
+
+ FT_DEFINE_GLYPH( ft_outline_glyph_class,
+ sizeof ( FT_OutlineGlyphRec ),
+ FT_GLYPH_FORMAT_OUTLINE,
+
+ ft_outline_glyph_init,
+ ft_outline_glyph_done,
+ ft_outline_glyph_copy,
+ ft_outline_glyph_transform,
+ ft_outline_glyph_bbox,
+ ft_outline_glyph_prepare
+ )
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** FT_Glyph class and API ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ static FT_Error
+ ft_new_glyph( FT_Library library,
+ const FT_Glyph_Class* clazz,
+ FT_Glyph* aglyph )
+ {
+ FT_Memory memory = library->memory;
+ FT_Error error;
+ FT_Glyph glyph = NULL;
+
+
+ *aglyph = 0;
+
+ if ( !FT_ALLOC( glyph, clazz->glyph_size ) )
+ {
+ glyph->library = library;
+ glyph->clazz = clazz;
+ glyph->format = clazz->glyph_format;
+
+ *aglyph = glyph;
+ }
+
+ return error;
+ }
+
+
+ /* documentation is in ftglyph.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Glyph_Copy( FT_Glyph source,
+ FT_Glyph *target )
+ {
+ FT_Glyph copy;
+ FT_Error error;
+ const FT_Glyph_Class* clazz;
+
+
+ /* check arguments */
+ if ( !target )
+ {
+ error = FT_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ *target = 0;
+
+ if ( !source || !source->clazz )
+ {
+ error = FT_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ clazz = source->clazz;
+ error = ft_new_glyph( source->library, clazz, © );
+ if ( error )
+ goto Exit;
+
+ copy->advance = source->advance;
+ copy->format = source->format;
+
+ if ( clazz->glyph_copy )
+ error = clazz->glyph_copy( source, copy );
+
+ if ( error )
+ FT_Done_Glyph( copy );
+ else
+ *target = copy;
+
+ Exit:
+ return error;
+ }
+
+
+ /* documentation is in ftglyph.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Get_Glyph( FT_GlyphSlot slot,
+ FT_Glyph *aglyph )
+ {
+ FT_Library library;
+ FT_Error error;
+ FT_Glyph glyph;
+
+ const FT_Glyph_Class* clazz = 0;
+
+
+ if ( !slot )
+ return FT_Err_Invalid_Slot_Handle;
+
+ library = slot->library;
+
+ if ( !aglyph )
+ return FT_Err_Invalid_Argument;
+
+ /* if it is a bitmap, that's easy :-) */
+ if ( slot->format == FT_GLYPH_FORMAT_BITMAP )
+ clazz = FT_BITMAP_GLYPH_CLASS_GET;
+
+ /* if it is an outline */
+ else if ( slot->format == FT_GLYPH_FORMAT_OUTLINE )
+ clazz = FT_OUTLINE_GLYPH_CLASS_GET;
+
+ else
+ {
+ /* try to find a renderer that supports the glyph image format */
+ FT_Renderer render = FT_Lookup_Renderer( library, slot->format, 0 );
+
+
+ if ( render )
+ clazz = &render->glyph_class;
+ }
+
+ if ( !clazz )
+ {
+ error = FT_Err_Invalid_Glyph_Format;
+ goto Exit;
+ }
+
+ /* create FT_Glyph object */
+ error = ft_new_glyph( library, clazz, &glyph );
+ if ( error )
+ goto Exit;
+
+ /* copy advance while converting it to 16.16 format */
+ glyph->advance.x = slot->advance.x << 10;
+ glyph->advance.y = slot->advance.y << 10;
+
+ /* now import the image from the glyph slot */
+ error = clazz->glyph_init( glyph, slot );
+
+ /* if an error occurred, destroy the glyph */
+ if ( error )
+ FT_Done_Glyph( glyph );
+ else
+ *aglyph = glyph;
+
+ Exit:
+ return error;
+ }
+
+
+ /* documentation is in ftglyph.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Glyph_Transform( FT_Glyph glyph,
+ FT_Matrix* matrix,
+ FT_Vector* delta )
+ {
+ const FT_Glyph_Class* clazz;
+ FT_Error error = FT_Err_Ok;
+
+
+ if ( !glyph || !glyph->clazz )
+ error = FT_Err_Invalid_Argument;
+ else
+ {
+ clazz = glyph->clazz;
+ if ( clazz->glyph_transform )
+ {
+ /* transform glyph image */
+ clazz->glyph_transform( glyph, matrix, delta );
+
+ /* transform advance vector */
+ if ( matrix )
+ FT_Vector_Transform( &glyph->advance, matrix );
+ }
+ else
+ error = FT_Err_Invalid_Glyph_Format;
+ }
+ return error;
+ }
+
+
+ /* documentation is in ftglyph.h */
+
+ FT_EXPORT_DEF( void )
+ FT_Glyph_Get_CBox( FT_Glyph glyph,
+ FT_UInt bbox_mode,
+ FT_BBox *acbox )
+ {
+ const FT_Glyph_Class* clazz;
+
+
+ if ( !acbox )
+ return;
+
+ acbox->xMin = acbox->yMin = acbox->xMax = acbox->yMax = 0;
+
+ if ( !glyph || !glyph->clazz )
+ return;
+ else
+ {
+ clazz = glyph->clazz;
+ if ( !clazz->glyph_bbox )
+ return;
+ else
+ {
+ /* retrieve bbox in 26.6 coordinates */
+ clazz->glyph_bbox( glyph, acbox );
+
+ /* perform grid fitting if needed */
+ if ( bbox_mode == FT_GLYPH_BBOX_GRIDFIT ||
+ bbox_mode == FT_GLYPH_BBOX_PIXELS )
+ {
+ acbox->xMin = FT_PIX_FLOOR( acbox->xMin );
+ acbox->yMin = FT_PIX_FLOOR( acbox->yMin );
+ acbox->xMax = FT_PIX_CEIL( acbox->xMax );
+ acbox->yMax = FT_PIX_CEIL( acbox->yMax );
+ }
+
+ /* convert to integer pixels if needed */
+ if ( bbox_mode == FT_GLYPH_BBOX_TRUNCATE ||
+ bbox_mode == FT_GLYPH_BBOX_PIXELS )
+ {
+ acbox->xMin >>= 6;
+ acbox->yMin >>= 6;
+ acbox->xMax >>= 6;
+ acbox->yMax >>= 6;
+ }
+ }
+ }
+ return;
+ }
+
+
+ /* documentation is in ftglyph.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Glyph_To_Bitmap( FT_Glyph* the_glyph,
+ FT_Render_Mode render_mode,
+ FT_Vector* origin,
+ FT_Bool destroy )
+ {
+ FT_GlyphSlotRec dummy;
+ FT_GlyphSlot_InternalRec dummy_internal;
+ FT_Error error = FT_Err_Ok;
+ FT_Glyph glyph;
+ FT_BitmapGlyph bitmap = NULL;
+ const FT_Glyph_Class* clazz;
+
+ /* FT_BITMAP_GLYPH_CLASS_GET derefers `library' in PIC mode */
+ FT_Library library;
+
+
+ /* check argument */
+ if ( !the_glyph )
+ goto Bad;
+ glyph = *the_glyph;
+ if ( !glyph )
+ goto Bad;
+
+ clazz = glyph->clazz;
+ library = glyph->library;
+ if ( !library || !clazz )
+ goto Bad;
+
+ /* when called with a bitmap glyph, do nothing and return successfully */
+ if ( clazz == FT_BITMAP_GLYPH_CLASS_GET )
+ goto Exit;
+
+ if ( !clazz->glyph_prepare )
+ goto Bad;
+
+ /* we render the glyph into a glyph bitmap using a `dummy' glyph slot */
+ /* then calling FT_Render_Glyph_Internal() */
+
+ FT_MEM_ZERO( &dummy, sizeof ( dummy ) );
+ FT_MEM_ZERO( &dummy_internal, sizeof ( dummy_internal ) );
+ dummy.internal = &dummy_internal;
+ dummy.library = library;
+ dummy.format = clazz->glyph_format;
+
+ /* create result bitmap glyph */
+ error = ft_new_glyph( library, FT_BITMAP_GLYPH_CLASS_GET,
+ (FT_Glyph*)(void*)&bitmap );
+ if ( error )
+ goto Exit;
+
+#if 1
+ /* if `origin' is set, translate the glyph image */
+ if ( origin )
+ FT_Glyph_Transform( glyph, 0, origin );
+#else
+ FT_UNUSED( origin );
+#endif
+
+ /* prepare dummy slot for rendering */
+ error = clazz->glyph_prepare( glyph, &dummy );
+ if ( !error )
+ error = FT_Render_Glyph_Internal( glyph->library, &dummy, render_mode );
+
+#if 1
+ if ( !destroy && origin )
+ {
+ FT_Vector v;
+
+
+ v.x = -origin->x;
+ v.y = -origin->y;
+ FT_Glyph_Transform( glyph, 0, &v );
+ }
+#endif
+
+ if ( error )
+ goto Exit;
+
+ /* in case of success, copy the bitmap to the glyph bitmap */
+ error = ft_bitmap_glyph_init( (FT_Glyph)bitmap, &dummy );
+ if ( error )
+ goto Exit;
+
+ /* copy advance */
+ bitmap->root.advance = glyph->advance;
+
+ if ( destroy )
+ FT_Done_Glyph( glyph );
+
+ *the_glyph = FT_GLYPH( bitmap );
+
+ Exit:
+ if ( error && bitmap )
+ FT_Done_Glyph( FT_GLYPH( bitmap ) );
+
+ return error;
+
+ Bad:
+ error = FT_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+
+ /* documentation is in ftglyph.h */
+
+ FT_EXPORT_DEF( void )
+ FT_Done_Glyph( FT_Glyph glyph )
+ {
+ if ( glyph )
+ {
+ FT_Memory memory = glyph->library->memory;
+ const FT_Glyph_Class* clazz = glyph->clazz;
+
+
+ if ( clazz->glyph_done )
+ clazz->glyph_done( glyph );
+
+ FT_FREE( glyph );
+ }
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftgxval.c */
+/* */
+/* FreeType API for validating TrueTyepGX/AAT tables (body). */
+/* */
+/* Copyright 2004, 2005, 2006, 2010 by */
+/* Masatake YAMATO, Redhat K.K, */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/***************************************************************************/
+/* */
+/* gxvalid is derived from both gxlayout module and otvalid module. */
+/* Development of gxlayout is supported by the Information-technology */
+/* Promotion Agency(IPA), Japan. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_OBJECTS_H
+#include FT_SERVICE_GX_VALIDATE_H
+
+
+ /* documentation is in ftgxval.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_TrueTypeGX_Validate( FT_Face face,
+ FT_UInt validation_flags,
+ FT_Bytes tables[FT_VALIDATE_GX_LENGTH],
+ FT_UInt table_length )
+ {
+ FT_Service_GXvalidate service;
+ FT_Error error;
+
+
+ if ( !face )
+ {
+ error = FT_Err_Invalid_Face_Handle;
+ goto Exit;
+ }
+
+ if ( tables == NULL )
+ {
+ error = FT_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ FT_FACE_FIND_GLOBAL_SERVICE( face, service, GX_VALIDATE );
+
+ if ( service )
+ error = service->validate( face,
+ validation_flags,
+ tables,
+ table_length );
+ else
+ error = FT_Err_Unimplemented_Feature;
+
+ Exit:
+ return error;
+ }
+
+
+ FT_EXPORT_DEF( void )
+ FT_TrueTypeGX_Free( FT_Face face,
+ FT_Bytes table )
+ {
+ FT_Memory memory;
+
+
+ if ( !face )
+ return;
+
+ memory = FT_FACE_MEMORY( face );
+
+ FT_FREE( table );
+ }
+
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_ClassicKern_Validate( FT_Face face,
+ FT_UInt validation_flags,
+ FT_Bytes *ckern_table )
+ {
+ FT_Service_CKERNvalidate service;
+ FT_Error error;
+
+
+ if ( !face )
+ {
+ error = FT_Err_Invalid_Face_Handle;
+ goto Exit;
+ }
+
+ if ( ckern_table == NULL )
+ {
+ error = FT_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ FT_FACE_FIND_GLOBAL_SERVICE( face, service, CLASSICKERN_VALIDATE );
+
+ if ( service )
+ error = service->validate( face,
+ validation_flags,
+ ckern_table );
+ else
+ error = FT_Err_Unimplemented_Feature;
+
+ Exit:
+ return error;
+ }
+
+
+ FT_EXPORT_DEF( void )
+ FT_ClassicKern_Free( FT_Face face,
+ FT_Bytes table )
+ {
+ FT_Memory memory;
+
+
+ if ( !face )
+ return;
+
+ memory = FT_FACE_MEMORY( face );
+
+
+ FT_FREE( table );
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftinit.c */
+/* */
+/* FreeType initialization layer (body). */
+/* */
+/* Copyright 1996-2001, 2002, 2005, 2007, 2009, 2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+ /*************************************************************************/
+ /* */
+ /* The purpose of this file is to implement the following two */
+ /* functions: */
+ /* */
+ /* FT_Add_Default_Modules(): */
+ /* This function is used to add the set of default modules to a */
+ /* fresh new library object. The set is taken from the header file */
+ /* `freetype/config/ftmodule.h'. See the document `FreeType 2.0 */
+ /* Build System' for more information. */
+ /* */
+ /* FT_Init_FreeType(): */
+ /* This function creates a system object for the current platform, */
+ /* builds a library out of it, then calls FT_Default_Drivers(). */
+ /* */
+ /* Note that even if FT_Init_FreeType() uses the implementation of the */
+ /* system object defined at build time, client applications are still */
+ /* able to provide their own `ftsystem.c'. */
+ /* */
+ /*************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_CONFIG_CONFIG_H
+#include FT_INTERNAL_OBJECTS_H
+#include FT_INTERNAL_DEBUG_H
+#include FT_MODULE_H
+#include "basepic.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_init
+
+
+#ifndef FT_CONFIG_OPTION_PIC
+
+
+#undef FT_USE_MODULE
+#ifdef __cplusplus
+#define FT_USE_MODULE( type, x ) extern "C" const type x;
+#else
+#define FT_USE_MODULE( type, x ) extern const type x;
+#endif
+
+#include FT_CONFIG_MODULES_H
+
+#undef FT_USE_MODULE
+#define FT_USE_MODULE( type, x ) (const FT_Module_Class*)&(x),
+
+ static
+ const FT_Module_Class* const ft_default_modules[] =
+ {
+#include FT_CONFIG_MODULES_H
+ 0
+ };
+
+
+#else /* FT_CONFIG_OPTION_PIC */
+
+
+#ifdef __cplusplus
+#define FT_EXTERNC extern "C"
+#else
+#define FT_EXTERNC extern
+#endif
+
+ /* declare the module's class creation/destruction functions */
+#undef FT_USE_MODULE
+#define FT_USE_MODULE( type, x ) \
+ FT_EXTERNC FT_Error \
+ FT_Create_Class_ ## x( FT_Library library, \
+ FT_Module_Class* *output_class ); \
+ FT_EXTERNC void \
+ FT_Destroy_Class_ ## x( FT_Library library, \
+ FT_Module_Class* clazz );
+
+#include FT_CONFIG_MODULES_H
+
+ /* count all module classes */
+#undef FT_USE_MODULE
+#define FT_USE_MODULE( type, x ) MODULE_CLASS_ ## x,
+
+ enum
+ {
+#include FT_CONFIG_MODULES_H
+ FT_NUM_MODULE_CLASSES
+ };
+
+ /* destroy all module classes */
+#undef FT_USE_MODULE
+#define FT_USE_MODULE( type, x ) \
+ if ( classes[i] ) \
+ { \
+ FT_Destroy_Class_ ## x( library, classes[i] ); \
+ } \
+ i++;
+
+
+ FT_BASE_DEF( void )
+ ft_destroy_default_module_classes( FT_Library library )
+ {
+ FT_Module_Class* *classes;
+ FT_Memory memory;
+ FT_UInt i;
+ BasePIC* pic_container = (BasePIC*)library->pic_container.base;
+
+
+ if ( !pic_container->default_module_classes )
+ return;
+
+ memory = library->memory;
+ classes = pic_container->default_module_classes;
+ i = 0;
+
+#include FT_CONFIG_MODULES_H
+
+ FT_FREE( classes );
+ pic_container->default_module_classes = 0;
+ }
+
+
+ /* initialize all module classes and the pointer table */
+#undef FT_USE_MODULE
+#define FT_USE_MODULE( type, x ) \
+ error = FT_Create_Class_ ## x( library, &clazz ); \
+ if ( error ) \
+ goto Exit; \
+ classes[i++] = clazz;
+
+
+ FT_BASE_DEF( FT_Error )
+ ft_create_default_module_classes( FT_Library library )
+ {
+ FT_Error error;
+ FT_Memory memory;
+ FT_Module_Class* *classes;
+ FT_Module_Class* clazz;
+ FT_UInt i;
+ BasePIC* pic_container = (BasePIC*)library->pic_container.base;
+
+
+ memory = library->memory;
+
+ pic_container->default_module_classes = 0;
+
+ if ( FT_ALLOC( classes, sizeof ( FT_Module_Class* ) *
+ ( FT_NUM_MODULE_CLASSES + 1 ) ) )
+ return error;
+
+ /* initialize all pointers to 0, especially the last one */
+ for ( i = 0; i < FT_NUM_MODULE_CLASSES; i++ )
+ classes[i] = 0;
+ classes[FT_NUM_MODULE_CLASSES] = 0;
+
+ i = 0;
+
+#include FT_CONFIG_MODULES_H
+
+ Exit:
+ if ( error )
+ ft_destroy_default_module_classes( library );
+ else
+ pic_container->default_module_classes = classes;
+
+ return error;
+ }
+
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+
+ /* documentation is in ftmodapi.h */
+
+ FT_EXPORT_DEF( void )
+ FT_Add_Default_Modules( FT_Library library )
+ {
+ FT_Error error;
+ const FT_Module_Class* const* cur;
+
+
+ /* FT_DEFAULT_MODULES_GET dereferences `library' in PIC mode */
+#ifdef FT_CONFIG_OPTION_PIC
+ if ( !library )
+ return;
+#endif
+
+ /* GCC 4.6 warns the type difference:
+ * FT_Module_Class** != const FT_Module_Class* const*
+ */
+ cur = (const FT_Module_Class* const*)FT_DEFAULT_MODULES_GET;
+
+ /* test for valid `library' delayed to FT_Add_Module() */
+ while ( *cur )
+ {
+ error = FT_Add_Module( library, *cur );
+ /* notify errors, but don't stop */
+ if ( error )
+ FT_TRACE0(( "FT_Add_Default_Module:"
+ " Cannot install `%s', error = 0x%x\n",
+ (*cur)->module_name, error ));
+ cur++;
+ }
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Init_FreeType( FT_Library *alibrary )
+ {
+ FT_Error error;
+ FT_Memory memory;
+
+
+ /* First of all, allocate a new system object -- this function is part */
+ /* of the system-specific component, i.e. `ftsystem.c'. */
+
+ memory = FT_New_Memory();
+ if ( !memory )
+ {
+ FT_ERROR(( "FT_Init_FreeType: cannot find memory manager\n" ));
+ return FT_Err_Unimplemented_Feature;
+ }
+
+ /* build a library out of it, then fill it with the set of */
+ /* default drivers. */
+
+ error = FT_New_Library( memory, alibrary );
+ if ( error )
+ FT_Done_Memory( memory );
+ else
+ FT_Add_Default_Modules( *alibrary );
+
+ return error;
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Done_FreeType( FT_Library library )
+ {
+ if ( library )
+ {
+ FT_Memory memory = library->memory;
+
+
+ /* Discard the library object */
+ FT_Done_Library( library );
+
+ /* discard memory manager */
+ FT_Done_Memory( memory );
+ }
+
+ return FT_Err_Ok;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftlcdfil.c */
+/* */
+/* FreeType API for color filtering of subpixel bitmap glyphs (body). */
+/* */
+/* Copyright 2006, 2008, 2009, 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_LCD_FILTER_H
+#include FT_IMAGE_H
+#include FT_INTERNAL_OBJECTS_H
+
+
+#ifdef FT_CONFIG_OPTION_SUBPIXEL_RENDERING
+
+/* define USE_LEGACY to implement the legacy filter */
+#define USE_LEGACY
+
+ /* FIR filter used by the default and light filters */
+ static void
+ _ft_lcd_filter_fir( FT_Bitmap* bitmap,
+ FT_Render_Mode mode,
+ FT_Library library )
+ {
+ FT_Byte* weights = library->lcd_weights;
+ FT_UInt width = (FT_UInt)bitmap->width;
+ FT_UInt height = (FT_UInt)bitmap->rows;
+
+
+ /* horizontal in-place FIR filter */
+ if ( mode == FT_RENDER_MODE_LCD && width >= 4 )
+ {
+ FT_Byte* line = bitmap->buffer;
+
+
+ for ( ; height > 0; height--, line += bitmap->pitch )
+ {
+ FT_UInt fir[5];
+ FT_UInt val1, xx;
+
+
+ val1 = line[0];
+ fir[0] = weights[2] * val1;
+ fir[1] = weights[3] * val1;
+ fir[2] = weights[4] * val1;
+ fir[3] = 0;
+ fir[4] = 0;
+
+ val1 = line[1];
+ fir[0] += weights[1] * val1;
+ fir[1] += weights[2] * val1;
+ fir[2] += weights[3] * val1;
+ fir[3] += weights[4] * val1;
+
+ for ( xx = 2; xx < width; xx++ )
+ {
+ FT_UInt val, pix;
+
+
+ val = line[xx];
+ pix = fir[0] + weights[0] * val;
+ fir[0] = fir[1] + weights[1] * val;
+ fir[1] = fir[2] + weights[2] * val;
+ fir[2] = fir[3] + weights[3] * val;
+ fir[3] = weights[4] * val;
+
+ pix >>= 8;
+ pix |= -( pix >> 8 );
+ line[xx - 2] = (FT_Byte)pix;
+ }
+
+ {
+ FT_UInt pix;
+
+
+ pix = fir[0] >> 8;
+ pix |= -( pix >> 8 );
+ line[xx - 2] = (FT_Byte)pix;
+
+ pix = fir[1] >> 8;
+ pix |= -( pix >> 8 );
+ line[xx - 1] = (FT_Byte)pix;
+ }
+ }
+ }
+
+ /* vertical in-place FIR filter */
+ else if ( mode == FT_RENDER_MODE_LCD_V && height >= 4 )
+ {
+ FT_Byte* column = bitmap->buffer;
+ FT_Int pitch = bitmap->pitch;
+
+
+ for ( ; width > 0; width--, column++ )
+ {
+ FT_Byte* col = column;
+ FT_UInt fir[5];
+ FT_UInt val1, yy;
+
+
+ val1 = col[0];
+ fir[0] = weights[2] * val1;
+ fir[1] = weights[3] * val1;
+ fir[2] = weights[4] * val1;
+ fir[3] = 0;
+ fir[4] = 0;
+ col += pitch;
+
+ val1 = col[0];
+ fir[0] += weights[1] * val1;
+ fir[1] += weights[2] * val1;
+ fir[2] += weights[3] * val1;
+ fir[3] += weights[4] * val1;
+ col += pitch;
+
+ for ( yy = 2; yy < height; yy++ )
+ {
+ FT_UInt val, pix;
+
+
+ val = col[0];
+ pix = fir[0] + weights[0] * val;
+ fir[0] = fir[1] + weights[1] * val;
+ fir[1] = fir[2] + weights[2] * val;
+ fir[2] = fir[3] + weights[3] * val;
+ fir[3] = weights[4] * val;
+
+ pix >>= 8;
+ pix |= -( pix >> 8 );
+ col[-2 * pitch] = (FT_Byte)pix;
+ col += pitch;
+ }
+
+ {
+ FT_UInt pix;
+
+
+ pix = fir[0] >> 8;
+ pix |= -( pix >> 8 );
+ col[-2 * pitch] = (FT_Byte)pix;
+
+ pix = fir[1] >> 8;
+ pix |= -( pix >> 8 );
+ col[-pitch] = (FT_Byte)pix;
+ }
+ }
+ }
+ }
+
+
+#ifdef USE_LEGACY
+
+ /* intra-pixel filter used by the legacy filter */
+ static void
+ _ft_lcd_filter_legacy( FT_Bitmap* bitmap,
+ FT_Render_Mode mode,
+ FT_Library library )
+ {
+ FT_UInt width = (FT_UInt)bitmap->width;
+ FT_UInt height = (FT_UInt)bitmap->rows;
+ FT_Int pitch = bitmap->pitch;
+
+ static const int filters[3][3] =
+ {
+ { 65538 * 9/13, 65538 * 1/6, 65538 * 1/13 },
+ { 65538 * 3/13, 65538 * 4/6, 65538 * 3/13 },
+ { 65538 * 1/13, 65538 * 1/6, 65538 * 9/13 }
+ };
+
+ FT_UNUSED( library );
+
+
+ /* horizontal in-place intra-pixel filter */
+ if ( mode == FT_RENDER_MODE_LCD && width >= 3 )
+ {
+ FT_Byte* line = bitmap->buffer;
+
+
+ for ( ; height > 0; height--, line += pitch )
+ {
+ FT_UInt xx;
+
+
+ for ( xx = 0; xx < width; xx += 3 )
+ {
+ FT_UInt r = 0;
+ FT_UInt g = 0;
+ FT_UInt b = 0;
+ FT_UInt p;
+
+
+ p = line[xx];
+ r += filters[0][0] * p;
+ g += filters[0][1] * p;
+ b += filters[0][2] * p;
+
+ p = line[xx + 1];
+ r += filters[1][0] * p;
+ g += filters[1][1] * p;
+ b += filters[1][2] * p;
+
+ p = line[xx + 2];
+ r += filters[2][0] * p;
+ g += filters[2][1] * p;
+ b += filters[2][2] * p;
+
+ line[xx] = (FT_Byte)( r / 65536 );
+ line[xx + 1] = (FT_Byte)( g / 65536 );
+ line[xx + 2] = (FT_Byte)( b / 65536 );
+ }
+ }
+ }
+ else if ( mode == FT_RENDER_MODE_LCD_V && height >= 3 )
+ {
+ FT_Byte* column = bitmap->buffer;
+
+
+ for ( ; width > 0; width--, column++ )
+ {
+ FT_Byte* col = column;
+ FT_Byte* col_end = col + height * pitch;
+
+
+ for ( ; col < col_end; col += 3 * pitch )
+ {
+ FT_UInt r = 0;
+ FT_UInt g = 0;
+ FT_UInt b = 0;
+ FT_UInt p;
+
+
+ p = col[0];
+ r += filters[0][0] * p;
+ g += filters[0][1] * p;
+ b += filters[0][2] * p;
+
+ p = col[pitch];
+ r += filters[1][0] * p;
+ g += filters[1][1] * p;
+ b += filters[1][2] * p;
+
+ p = col[pitch * 2];
+ r += filters[2][0] * p;
+ g += filters[2][1] * p;
+ b += filters[2][2] * p;
+
+ col[0] = (FT_Byte)( r / 65536 );
+ col[pitch] = (FT_Byte)( g / 65536 );
+ col[2 * pitch] = (FT_Byte)( b / 65536 );
+ }
+ }
+ }
+ }
+
+#endif /* USE_LEGACY */
+
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Library_SetLcdFilterWeights( FT_Library library,
+ unsigned char *weights )
+ {
+ if ( !library || !weights )
+ return FT_Err_Invalid_Argument;
+
+ ft_memcpy( library->lcd_weights, weights, 5 );
+
+ return FT_Err_Ok;
+ }
+
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Library_SetLcdFilter( FT_Library library,
+ FT_LcdFilter filter )
+ {
+ static const FT_Byte light_filter[5] =
+ { 0x00, 0x55, 0x56, 0x55, 0x00 };
+ /* the values here sum up to a value larger than 256, */
+ /* providing a cheap gamma correction */
+ static const FT_Byte default_filter[5] =
+ { 0x10, 0x40, 0x70, 0x40, 0x10 };
+
+
+ if ( !library )
+ return FT_Err_Invalid_Argument;
+
+ switch ( filter )
+ {
+ case FT_LCD_FILTER_NONE:
+ library->lcd_filter_func = NULL;
+ library->lcd_extra = 0;
+ break;
+
+ case FT_LCD_FILTER_DEFAULT:
+#if defined( FT_FORCE_LEGACY_LCD_FILTER )
+
+ library->lcd_filter_func = _ft_lcd_filter_legacy;
+ library->lcd_extra = 0;
+
+#elif defined( FT_FORCE_LIGHT_LCD_FILTER )
+
+ ft_memcpy( library->lcd_weights, light_filter, 5 );
+ library->lcd_filter_func = _ft_lcd_filter_fir;
+ library->lcd_extra = 2;
+
+#else
+
+ ft_memcpy( library->lcd_weights, default_filter, 5 );
+ library->lcd_filter_func = _ft_lcd_filter_fir;
+ library->lcd_extra = 2;
+
+#endif
+
+ break;
+
+ case FT_LCD_FILTER_LIGHT:
+ ft_memcpy( library->lcd_weights, light_filter, 5 );
+ library->lcd_filter_func = _ft_lcd_filter_fir;
+ library->lcd_extra = 2;
+ break;
+
+#ifdef USE_LEGACY
+
+ case FT_LCD_FILTER_LEGACY:
+ library->lcd_filter_func = _ft_lcd_filter_legacy;
+ library->lcd_extra = 0;
+ break;
+
+#endif
+
+ default:
+ return FT_Err_Invalid_Argument;
+ }
+
+ library->lcd_filter = filter;
+
+ return FT_Err_Ok;
+ }
+
+#else /* !FT_CONFIG_OPTION_SUBPIXEL_RENDERING */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Library_SetLcdFilterWeights( FT_Library library,
+ unsigned char *weights )
+ {
+ FT_UNUSED( library );
+ FT_UNUSED( weights );
+
+ return FT_Err_Unimplemented_Feature;
+ }
+
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Library_SetLcdFilter( FT_Library library,
+ FT_LcdFilter filter )
+ {
+ FT_UNUSED( library );
+ FT_UNUSED( filter );
+
+ return FT_Err_Unimplemented_Feature;
+ }
+
+#endif /* !FT_CONFIG_OPTION_SUBPIXEL_RENDERING */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftmac.c */
+/* */
+/* Mac FOND support. Written by just@letterror.com. */
+/* Heavily modified by mpsuzuki, George Williams, and Sean McBride. */
+/* */
+/* This file is for Mac OS X only; see builds/mac/ftoldmac.c for */
+/* classic platforms built by MPW. */
+/* */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, */
+/* 2009 by */
+/* Just van Rossum, David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*
+ Notes
+
+ Mac suitcase files can (and often do!) contain multiple fonts. To
+ support this I use the face_index argument of FT_(Open|New)_Face()
+ functions, and pretend the suitcase file is a collection.
+
+ Warning: fbit and NFNT bitmap resources are not supported yet. In old
+ sfnt fonts, bitmap glyph data for each size is stored in each `NFNT'
+ resources instead of the `bdat' table in the sfnt resource. Therefore,
+ face->num_fixed_sizes is set to 0, because bitmap data in `NFNT'
+ resource is unavailable at present.
+
+ The Mac FOND support works roughly like this:
+
+ - Check whether the offered stream points to a Mac suitcase file. This
+ is done by checking the file type: it has to be 'FFIL' or 'tfil'. The
+ stream that gets passed to our init_face() routine is a stdio stream,
+ which isn't usable for us, since the FOND resources live in the
+ resource fork. So we just grab the stream->pathname field.
+
+ - Read the FOND resource into memory, then check whether there is a
+ TrueType font and/or(!) a Type 1 font available.
+
+ - If there is a Type 1 font available (as a separate `LWFN' file), read
+ its data into memory, massage it slightly so it becomes PFB data, wrap
+ it into a memory stream, load the Type 1 driver and delegate the rest
+ of the work to it by calling FT_Open_Face(). (XXX TODO: after this
+ has been done, the kerning data from the FOND resource should be
+ appended to the face: On the Mac there are usually no AFM files
+ available. However, this is tricky since we need to map Mac char
+ codes to ps glyph names to glyph ID's...)
+
+ - If there is a TrueType font (an `sfnt' resource), read it into memory,
+ wrap it into a memory stream, load the TrueType driver and delegate
+ the rest of the work to it, by calling FT_Open_Face().
+
+ - Some suitcase fonts (notably Onyx) might point the `LWFN' file to
+ itself, even though it doesn't contains `POST' resources. To handle
+ this special case without opening the file an extra time, we just
+ ignore errors from the `LWFN' and fallback to the `sfnt' if both are
+ available.
+ */
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+#include FT_TRUETYPE_TAGS_H
+#include FT_INTERNAL_STREAM_H
+#include "ftbase.h"
+
+ /* This is for Mac OS X. Without redefinition, OS_INLINE */
+ /* expands to `static inline' which doesn't survive the */
+ /* -ansi compilation flag of GCC. */
+#if !HAVE_ANSI_OS_INLINE
+#undef OS_INLINE
+#define OS_INLINE static __inline__
+#endif
+
+ /* `configure' checks the availability of `ResourceIndex' strictly */
+ /* and sets HAVE_TYPE_RESOURCE_INDEX 1 or 0 always. If it is */
+ /* not set (e.g., a build without `configure'), the availability */
+ /* is guessed from the SDK version. */
+#ifndef HAVE_TYPE_RESOURCE_INDEX
+#if !defined( MAC_OS_X_VERSION_10_5 ) || \
+ ( MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_5 )
+#define HAVE_TYPE_RESOURCE_INDEX 0
+#else
+#define HAVE_TYPE_RESOURCE_INDEX 1
+#endif
+#endif /* !HAVE_TYPE_RESOURCE_INDEX */
+
+#if ( HAVE_TYPE_RESOURCE_INDEX == 0 )
+ typedef short ResourceIndex;
+#endif
+
+#include <CoreServices/CoreServices.h>
+#include <ApplicationServices/ApplicationServices.h>
+#include <sys/syslimits.h> /* PATH_MAX */
+
+ /* Don't want warnings about our own use of deprecated functions. */
+#define FT_DEPRECATED_ATTRIBUTE
+
+#include FT_MAC_H
+
+#ifndef kATSOptionFlagsUnRestrictedScope /* since Mac OS X 10.1 */
+#define kATSOptionFlagsUnRestrictedScope kATSOptionFlagsDefault
+#endif
+
+
+ /* Set PREFER_LWFN to 1 if LWFN (Type 1) is preferred over
+ TrueType in case *both* are available (this is not common,
+ but it *is* possible). */
+#ifndef PREFER_LWFN
+#define PREFER_LWFN 1
+#endif
+
+
+#ifdef FT_MACINTOSH
+
+ /* This function is deprecated because FSSpec is deprecated in Mac OS X */
+ FT_EXPORT_DEF( FT_Error )
+ FT_GetFile_From_Mac_Name( const char* fontName,
+ FSSpec* pathSpec,
+ FT_Long* face_index )
+ {
+ FT_UNUSED( fontName );
+ FT_UNUSED( pathSpec );
+ FT_UNUSED( face_index );
+
+ return FT_Err_Unimplemented_Feature;
+ }
+
+
+ /* Private function. */
+ /* The FSSpec type has been discouraged for a long time, */
+ /* unfortunately an FSRef replacement API for */
+ /* ATSFontGetFileSpecification() is only available in */
+ /* Mac OS X 10.5 and later. */
+ static OSStatus
+ FT_ATSFontGetFileReference( ATSFontRef ats_font_id,
+ FSRef* ats_font_ref )
+ {
+#if defined( MAC_OS_X_VERSION_10_5 ) && \
+ ( MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_5 )
+
+ OSStatus err;
+
+ err = ATSFontGetFileReference( ats_font_id, ats_font_ref );
+
+ return err;
+#elif __LP64__ /* No 64bit Carbon API on legacy platforms */
+ FT_UNUSED( ats_font_id );
+ FT_UNUSED( ats_font_ref );
+
+
+ return fnfErr;
+#else /* 32bit Carbon API on legacy platforms */
+ OSStatus err;
+ FSSpec spec;
+
+
+ err = ATSFontGetFileSpecification( ats_font_id, &spec );
+ if ( noErr == err )
+ err = FSpMakeFSRef( &spec, ats_font_ref );
+
+ return err;
+#endif
+ }
+
+
+ static FT_Error
+ FT_GetFileRef_From_Mac_ATS_Name( const char* fontName,
+ FSRef* ats_font_ref,
+ FT_Long* face_index )
+ {
+ CFStringRef cf_fontName;
+ ATSFontRef ats_font_id;
+
+
+ *face_index = 0;
+
+ cf_fontName = CFStringCreateWithCString( NULL, fontName,
+ kCFStringEncodingMacRoman );
+ ats_font_id = ATSFontFindFromName( cf_fontName,
+ kATSOptionFlagsUnRestrictedScope );
+ CFRelease( cf_fontName );
+
+ if ( ats_font_id == 0 || ats_font_id == 0xFFFFFFFFUL )
+ return FT_Err_Unknown_File_Format;
+
+ if ( noErr != FT_ATSFontGetFileReference( ats_font_id, ats_font_ref ) )
+ return FT_Err_Unknown_File_Format;
+
+ /* face_index calculation by searching preceding fontIDs */
+ /* with same FSRef */
+ {
+ ATSFontRef id2 = ats_font_id - 1;
+ FSRef ref2;
+
+
+ while ( id2 > 0 )
+ {
+ if ( noErr != FT_ATSFontGetFileReference( id2, &ref2 ) )
+ break;
+ if ( noErr != FSCompareFSRefs( ats_font_ref, &ref2 ) )
+ break;
+
+ id2 --;
+ }
+ *face_index = ats_font_id - ( id2 + 1 );
+ }
+
+ return FT_Err_Ok;
+ }
+
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_GetFilePath_From_Mac_ATS_Name( const char* fontName,
+ UInt8* path,
+ UInt32 maxPathSize,
+ FT_Long* face_index )
+ {
+ FSRef ref;
+ FT_Error err;
+
+
+ err = FT_GetFileRef_From_Mac_ATS_Name( fontName, &ref, face_index );
+ if ( FT_Err_Ok != err )
+ return err;
+
+ if ( noErr != FSRefMakePath( &ref, path, maxPathSize ) )
+ return FT_Err_Unknown_File_Format;
+
+ return FT_Err_Ok;
+ }
+
+
+ /* This function is deprecated because FSSpec is deprecated in Mac OS X */
+ FT_EXPORT_DEF( FT_Error )
+ FT_GetFile_From_Mac_ATS_Name( const char* fontName,
+ FSSpec* pathSpec,
+ FT_Long* face_index )
+ {
+#if ( __LP64__ ) || ( defined( MAC_OS_X_VERSION_10_5 ) && \
+ ( MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_5 ) )
+ FT_UNUSED( fontName );
+ FT_UNUSED( pathSpec );
+ FT_UNUSED( face_index );
+
+ return FT_Err_Unimplemented_Feature;
+#else
+ FSRef ref;
+ FT_Error err;
+
+
+ err = FT_GetFileRef_From_Mac_ATS_Name( fontName, &ref, face_index );
+ if ( FT_Err_Ok != err )
+ return err;
+
+ if ( noErr != FSGetCatalogInfo( &ref, kFSCatInfoNone, NULL, NULL,
+ pathSpec, NULL ) )
+ return FT_Err_Unknown_File_Format;
+
+ return FT_Err_Ok;
+#endif
+ }
+
+
+ static OSErr
+ FT_FSPathMakeRes( const UInt8* pathname,
+ ResFileRefNum* res )
+ {
+ OSErr err;
+ FSRef ref;
+
+
+ if ( noErr != FSPathMakeRef( pathname, &ref, FALSE ) )
+ return FT_Err_Cannot_Open_Resource;
+
+ /* at present, no support for dfont format */
+ err = FSOpenResourceFile( &ref, 0, NULL, fsRdPerm, res );
+ if ( noErr == err )
+ return err;
+
+ /* fallback to original resource-fork font */
+ *res = FSOpenResFile( &ref, fsRdPerm );
+ err = ResError();
+
+ return err;
+ }
+
+
+ /* Return the file type for given pathname */
+ static OSType
+ get_file_type_from_path( const UInt8* pathname )
+ {
+ FSRef ref;
+ FSCatalogInfo info;
+
+
+ if ( noErr != FSPathMakeRef( pathname, &ref, FALSE ) )
+ return ( OSType ) 0;
+
+ if ( noErr != FSGetCatalogInfo( &ref, kFSCatInfoFinderInfo, &info,
+ NULL, NULL, NULL ) )
+ return ( OSType ) 0;
+
+ return ((FInfo *)(info.finderInfo))->fdType;
+ }
+
+
+ /* Given a PostScript font name, create the Macintosh LWFN file name. */
+ static void
+ create_lwfn_name( char* ps_name,
+ Str255 lwfn_file_name )
+ {
+ int max = 5, count = 0;
+ FT_Byte* p = lwfn_file_name;
+ FT_Byte* q = (FT_Byte*)ps_name;
+
+
+ lwfn_file_name[0] = 0;
+
+ while ( *q )
+ {
+ if ( ft_isupper( *q ) )
+ {
+ if ( count )
+ max = 3;
+ count = 0;
+ }
+ if ( count < max && ( ft_isalnum( *q ) || *q == '_' ) )
+ {
+ *++p = *q;
+ lwfn_file_name[0]++;
+ count++;
+ }
+ q++;
+ }
+ }
+
+
+ static short
+ count_faces_sfnt( char* fond_data )
+ {
+ /* The count is 1 greater than the value in the FOND. */
+ /* Isn't that cute? :-) */
+
+ return EndianS16_BtoN( *( (short*)( fond_data +
+ sizeof ( FamRec ) ) ) ) + 1;
+ }
+
+
+ static short
+ count_faces_scalable( char* fond_data )
+ {
+ AsscEntry* assoc;
+ FamRec* fond;
+ short i, face, face_all;
+
+
+ fond = (FamRec*)fond_data;
+ face_all = EndianS16_BtoN( *( (short *)( fond_data +
+ sizeof ( FamRec ) ) ) ) + 1;
+ assoc = (AsscEntry*)( fond_data + sizeof ( FamRec ) + 2 );
+ face = 0;
+
+ for ( i = 0; i < face_all; i++ )
+ {
+ if ( 0 == EndianS16_BtoN( assoc[i].fontSize ) )
+ face++;
+ }
+ return face;
+ }
+
+
+ /* Look inside the FOND data, answer whether there should be an SFNT
+ resource, and answer the name of a possible LWFN Type 1 file.
+
+ Thanks to Paul Miller (paulm@profoundeffects.com) for the fix
+ to load a face OTHER than the first one in the FOND!
+ */
+
+
+ static void
+ parse_fond( char* fond_data,
+ short* have_sfnt,
+ ResID* sfnt_id,
+ Str255 lwfn_file_name,
+ short face_index )
+ {
+ AsscEntry* assoc;
+ AsscEntry* base_assoc;
+ FamRec* fond;
+
+
+ *sfnt_id = 0;
+ *have_sfnt = 0;
+ lwfn_file_name[0] = 0;
+
+ fond = (FamRec*)fond_data;
+ assoc = (AsscEntry*)( fond_data + sizeof ( FamRec ) + 2 );
+ base_assoc = assoc;
+
+ /* the maximum faces in a FOND is 48, size of StyleTable.indexes[] */
+ if ( 47 < face_index )
+ return;
+
+ /* Let's do a little range checking before we get too excited here */
+ if ( face_index < count_faces_sfnt( fond_data ) )
+ {
+ assoc += face_index; /* add on the face_index! */
+
+ /* if the face at this index is not scalable,
+ fall back to the first one (old behavior) */
+ if ( EndianS16_BtoN( assoc->fontSize ) == 0 )
+ {
+ *have_sfnt = 1;
+ *sfnt_id = EndianS16_BtoN( assoc->fontID );
+ }
+ else if ( base_assoc->fontSize == 0 )
+ {
+ *have_sfnt = 1;
+ *sfnt_id = EndianS16_BtoN( base_assoc->fontID );
+ }
+ }
+
+ if ( EndianS32_BtoN( fond->ffStylOff ) )
+ {
+ unsigned char* p = (unsigned char*)fond_data;
+ StyleTable* style;
+ unsigned short string_count;
+ char ps_name[256];
+ unsigned char* names[64];
+ int i;
+
+
+ p += EndianS32_BtoN( fond->ffStylOff );
+ style = (StyleTable*)p;
+ p += sizeof ( StyleTable );
+ string_count = EndianS16_BtoN( *(short*)(p) );
+ p += sizeof ( short );
+
+ for ( i = 0; i < string_count && i < 64; i++ )
+ {
+ names[i] = p;
+ p += names[i][0];
+ p++;
+ }
+
+ {
+ size_t ps_name_len = (size_t)names[0][0];
+
+
+ if ( ps_name_len != 0 )
+ {
+ ft_memcpy(ps_name, names[0] + 1, ps_name_len);
+ ps_name[ps_name_len] = 0;
+ }
+ if ( style->indexes[face_index] > 1 &&
+ style->indexes[face_index] <= FT_MIN( string_count, 64 ) )
+ {
+ unsigned char* suffixes = names[style->indexes[face_index] - 1];
+
+
+ for ( i = 1; i <= suffixes[0]; i++ )
+ {
+ unsigned char* s;
+ size_t j = suffixes[i] - 1;
+
+
+ if ( j < string_count && ( s = names[j] ) != NULL )
+ {
+ size_t s_len = (size_t)s[0];
+
+
+ if ( s_len != 0 && ps_name_len + s_len < sizeof ( ps_name ) )
+ {
+ ft_memcpy( ps_name + ps_name_len, s + 1, s_len );
+ ps_name_len += s_len;
+ ps_name[ps_name_len] = 0;
+ }
+ }
+ }
+ }
+ }
+
+ create_lwfn_name( ps_name, lwfn_file_name );
+ }
+ }
+
+
+ static FT_Error
+ lookup_lwfn_by_fond( const UInt8* path_fond,
+ ConstStr255Param base_lwfn,
+ UInt8* path_lwfn,
+ size_t path_size )
+ {
+ FSRef ref, par_ref;
+ size_t dirname_len;
+
+
+ /* Pathname for FSRef can be in various formats: HFS, HFS+, and POSIX. */
+ /* We should not extract parent directory by string manipulation. */
+
+ if ( noErr != FSPathMakeRef( path_fond, &ref, FALSE ) )
+ return FT_Err_Invalid_Argument;
+
+ if ( noErr != FSGetCatalogInfo( &ref, kFSCatInfoNone,
+ NULL, NULL, NULL, &par_ref ) )
+ return FT_Err_Invalid_Argument;
+
+ if ( noErr != FSRefMakePath( &par_ref, path_lwfn, path_size ) )
+ return FT_Err_Invalid_Argument;
+
+ if ( ft_strlen( (char *)path_lwfn ) + 1 + base_lwfn[0] > path_size )
+ return FT_Err_Invalid_Argument;
+
+ /* now we have absolute dirname in path_lwfn */
+ ft_strcat( (char *)path_lwfn, "/" );
+ dirname_len = ft_strlen( (char *)path_lwfn );
+ ft_strcat( (char *)path_lwfn, (char *)base_lwfn + 1 );
+ path_lwfn[dirname_len + base_lwfn[0]] = '\0';
+
+ if ( noErr != FSPathMakeRef( path_lwfn, &ref, FALSE ) )
+ return FT_Err_Cannot_Open_Resource;
+
+ if ( noErr != FSGetCatalogInfo( &ref, kFSCatInfoNone,
+ NULL, NULL, NULL, NULL ) )
+ return FT_Err_Cannot_Open_Resource;
+
+ return FT_Err_Ok;
+ }
+
+
+ static short
+ count_faces( Handle fond,
+ const UInt8* pathname )
+ {
+ ResID sfnt_id;
+ short have_sfnt, have_lwfn;
+ Str255 lwfn_file_name;
+ UInt8 buff[PATH_MAX];
+ FT_Error err;
+ short num_faces;
+
+
+ have_sfnt = have_lwfn = 0;
+
+ parse_fond( *fond, &have_sfnt, &sfnt_id, lwfn_file_name, 0 );
+
+ if ( lwfn_file_name[0] )
+ {
+ err = lookup_lwfn_by_fond( pathname, lwfn_file_name,
+ buff, sizeof ( buff ) );
+ if ( FT_Err_Ok == err )
+ have_lwfn = 1;
+ }
+
+ if ( have_lwfn && ( !have_sfnt || PREFER_LWFN ) )
+ num_faces = 1;
+ else
+ num_faces = count_faces_scalable( *fond );
+
+ return num_faces;
+ }
+
+
+ /* Read Type 1 data from the POST resources inside the LWFN file,
+ return a PFB buffer. This is somewhat convoluted because the FT2
+ PFB parser wants the ASCII header as one chunk, and the LWFN
+ chunks are often not organized that way, so we glue chunks
+ of the same type together. */
+ static FT_Error
+ read_lwfn( FT_Memory memory,
+ ResFileRefNum res,
+ FT_Byte** pfb_data,
+ FT_ULong* size )
+ {
+ FT_Error error = FT_Err_Ok;
+ ResID res_id;
+ unsigned char *buffer, *p, *size_p = NULL;
+ FT_ULong total_size = 0;
+ FT_ULong old_total_size = 0;
+ FT_ULong post_size, pfb_chunk_size;
+ Handle post_data;
+ char code, last_code;
+
+
+ UseResFile( res );
+
+ /* First pass: load all POST resources, and determine the size of */
+ /* the output buffer. */
+ res_id = 501;
+ last_code = -1;
+
+ for (;;)
+ {
+ post_data = Get1Resource( TTAG_POST, res_id++ );
+ if ( post_data == NULL )
+ break; /* we are done */
+
+ code = (*post_data)[0];
+
+ if ( code != last_code )
+ {
+ if ( code == 5 )
+ total_size += 2; /* just the end code */
+ else
+ total_size += 6; /* code + 4 bytes chunk length */
+ }
+
+ total_size += GetHandleSize( post_data ) - 2;
+ last_code = code;
+
+ /* detect integer overflows */
+ if ( total_size < old_total_size )
+ {
+ error = FT_Err_Array_Too_Large;
+ goto Error;
+ }
+
+ old_total_size = total_size;
+ }
+
+ if ( FT_ALLOC( buffer, (FT_Long)total_size ) )
+ goto Error;
+
+ /* Second pass: append all POST data to the buffer, add PFB fields. */
+ /* Glue all consecutive chunks of the same type together. */
+ p = buffer;
+ res_id = 501;
+ last_code = -1;
+ pfb_chunk_size = 0;
+
+ for (;;)
+ {
+ post_data = Get1Resource( TTAG_POST, res_id++ );
+ if ( post_data == NULL )
+ break; /* we are done */
+
+ post_size = (FT_ULong)GetHandleSize( post_data ) - 2;
+ code = (*post_data)[0];
+
+ if ( code != last_code )
+ {
+ if ( last_code != -1 )
+ {
+ /* we are done adding a chunk, fill in the size field */
+ if ( size_p != NULL )
+ {
+ *size_p++ = (FT_Byte)( pfb_chunk_size & 0xFF );
+ *size_p++ = (FT_Byte)( ( pfb_chunk_size >> 8 ) & 0xFF );
+ *size_p++ = (FT_Byte)( ( pfb_chunk_size >> 16 ) & 0xFF );
+ *size_p++ = (FT_Byte)( ( pfb_chunk_size >> 24 ) & 0xFF );
+ }
+ pfb_chunk_size = 0;
+ }
+
+ *p++ = 0x80;
+ if ( code == 5 )
+ *p++ = 0x03; /* the end */
+ else if ( code == 2 )
+ *p++ = 0x02; /* binary segment */
+ else
+ *p++ = 0x01; /* ASCII segment */
+
+ if ( code != 5 )
+ {
+ size_p = p; /* save for later */
+ p += 4; /* make space for size field */
+ }
+ }
+
+ ft_memcpy( p, *post_data + 2, post_size );
+ pfb_chunk_size += post_size;
+ p += post_size;
+ last_code = code;
+ }
+
+ *pfb_data = buffer;
+ *size = total_size;
+
+ Error:
+ CloseResFile( res );
+ return error;
+ }
+
+
+ /* Create a new FT_Face from a file path to an LWFN file. */
+ static FT_Error
+ FT_New_Face_From_LWFN( FT_Library library,
+ const UInt8* pathname,
+ FT_Long face_index,
+ FT_Face* aface )
+ {
+ FT_Byte* pfb_data;
+ FT_ULong pfb_size;
+ FT_Error error;
+ ResFileRefNum res;
+
+
+ if ( noErr != FT_FSPathMakeRes( pathname, &res ) )
+ return FT_Err_Cannot_Open_Resource;
+
+ pfb_data = NULL;
+ pfb_size = 0;
+ error = read_lwfn( library->memory, res, &pfb_data, &pfb_size );
+ CloseResFile( res ); /* PFB is already loaded, useless anymore */
+ if ( error )
+ return error;
+
+ return open_face_from_buffer( library,
+ pfb_data,
+ pfb_size,
+ face_index,
+ "type1",
+ aface );
+ }
+
+
+ /* Create a new FT_Face from an SFNT resource, specified by res ID. */
+ static FT_Error
+ FT_New_Face_From_SFNT( FT_Library library,
+ ResID sfnt_id,
+ FT_Long face_index,
+ FT_Face* aface )
+ {
+ Handle sfnt = NULL;
+ FT_Byte* sfnt_data;
+ size_t sfnt_size;
+ FT_Error error = FT_Err_Ok;
+ FT_Memory memory = library->memory;
+ int is_cff, is_sfnt_ps;
+
+
+ sfnt = GetResource( TTAG_sfnt, sfnt_id );
+ if ( sfnt == NULL )
+ return FT_Err_Invalid_Handle;
+
+ sfnt_size = (FT_ULong)GetHandleSize( sfnt );
+ if ( FT_ALLOC( sfnt_data, (FT_Long)sfnt_size ) )
+ {
+ ReleaseResource( sfnt );
+ return error;
+ }
+
+ ft_memcpy( sfnt_data, *sfnt, sfnt_size );
+ ReleaseResource( sfnt );
+
+ is_cff = sfnt_size > 4 && !ft_memcmp( sfnt_data, "OTTO", 4 );
+ is_sfnt_ps = sfnt_size > 4 && !ft_memcmp( sfnt_data, "typ1", 4 );
+
+ if ( is_sfnt_ps )
+ {
+ FT_Stream stream;
+
+
+ if ( FT_NEW( stream ) )
+ goto Try_OpenType;
+
+ FT_Stream_OpenMemory( stream, sfnt_data, sfnt_size );
+ if ( !open_face_PS_from_sfnt_stream( library,
+ stream,
+ face_index,
+ 0, NULL,
+ aface ) )
+ {
+ FT_Stream_Close( stream );
+ FT_FREE( stream );
+ FT_FREE( sfnt_data );
+ goto Exit;
+ }
+
+ FT_FREE( stream );
+ }
+ Try_OpenType:
+ error = open_face_from_buffer( library,
+ sfnt_data,
+ sfnt_size,
+ face_index,
+ is_cff ? "cff" : "truetype",
+ aface );
+ Exit:
+ return error;
+ }
+
+
+ /* Create a new FT_Face from a file path to a suitcase file. */
+ static FT_Error
+ FT_New_Face_From_Suitcase( FT_Library library,
+ const UInt8* pathname,
+ FT_Long face_index,
+ FT_Face* aface )
+ {
+ FT_Error error = FT_Err_Cannot_Open_Resource;
+ ResFileRefNum res_ref;
+ ResourceIndex res_index;
+ Handle fond;
+ short num_faces_in_res, num_faces_in_fond;
+
+
+ if ( noErr != FT_FSPathMakeRes( pathname, &res_ref ) )
+ return FT_Err_Cannot_Open_Resource;
+
+ UseResFile( res_ref );
+ if ( ResError() )
+ return FT_Err_Cannot_Open_Resource;
+
+ num_faces_in_res = 0;
+ for ( res_index = 1; ; ++res_index )
+ {
+ fond = Get1IndResource( TTAG_FOND, res_index );
+ if ( ResError() )
+ break;
+
+ num_faces_in_fond = count_faces( fond, pathname );
+ num_faces_in_res += num_faces_in_fond;
+
+ if ( 0 <= face_index && face_index < num_faces_in_fond && error )
+ error = FT_New_Face_From_FOND( library, fond, face_index, aface );
+
+ face_index -= num_faces_in_fond;
+ }
+
+ CloseResFile( res_ref );
+ if ( FT_Err_Ok == error && NULL != aface && NULL != *aface )
+ (*aface)->num_faces = num_faces_in_res;
+ return error;
+ }
+
+
+ /* documentation is in ftmac.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_New_Face_From_FOND( FT_Library library,
+ Handle fond,
+ FT_Long face_index,
+ FT_Face* aface )
+ {
+ short have_sfnt, have_lwfn = 0;
+ ResID sfnt_id, fond_id;
+ OSType fond_type;
+ Str255 fond_name;
+ Str255 lwfn_file_name;
+ UInt8 path_lwfn[PATH_MAX];
+ OSErr err;
+ FT_Error error = FT_Err_Ok;
+
+
+ GetResInfo( fond, &fond_id, &fond_type, fond_name );
+ if ( ResError() != noErr || fond_type != TTAG_FOND )
+ return FT_Err_Invalid_File_Format;
+
+ parse_fond( *fond, &have_sfnt, &sfnt_id, lwfn_file_name, face_index );
+
+ if ( lwfn_file_name[0] )
+ {
+ ResFileRefNum res;
+
+
+ res = HomeResFile( fond );
+ if ( noErr != ResError() )
+ goto found_no_lwfn_file;
+
+ {
+ UInt8 path_fond[PATH_MAX];
+ FSRef ref;
+
+
+ err = FSGetForkCBInfo( res, kFSInvalidVolumeRefNum,
+ NULL, NULL, NULL, &ref, NULL );
+ if ( noErr != err )
+ goto found_no_lwfn_file;
+
+ err = FSRefMakePath( &ref, path_fond, sizeof ( path_fond ) );
+ if ( noErr != err )
+ goto found_no_lwfn_file;
+
+ error = lookup_lwfn_by_fond( path_fond, lwfn_file_name,
+ path_lwfn, sizeof ( path_lwfn ) );
+ if ( FT_Err_Ok == error )
+ have_lwfn = 1;
+ }
+ }
+
+ if ( have_lwfn && ( !have_sfnt || PREFER_LWFN ) )
+ error = FT_New_Face_From_LWFN( library,
+ path_lwfn,
+ face_index,
+ aface );
+ else
+ error = FT_Err_Unknown_File_Format;
+
+ found_no_lwfn_file:
+ if ( have_sfnt && FT_Err_Ok != error )
+ error = FT_New_Face_From_SFNT( library,
+ sfnt_id,
+ face_index,
+ aface );
+
+ return error;
+ }
+
+
+ /* Common function to load a new FT_Face from a resource file. */
+ static FT_Error
+ FT_New_Face_From_Resource( FT_Library library,
+ const UInt8* pathname,
+ FT_Long face_index,
+ FT_Face* aface )
+ {
+ OSType file_type;
+ FT_Error error;
+
+
+ /* LWFN is a (very) specific file format, check for it explicitly */
+ file_type = get_file_type_from_path( pathname );
+ if ( file_type == TTAG_LWFN )
+ return FT_New_Face_From_LWFN( library, pathname, face_index, aface );
+
+ /* Otherwise the file type doesn't matter (there are more than */
+ /* `FFIL' and `tfil'). Just try opening it as a font suitcase; */
+ /* if it works, fine. */
+
+ error = FT_New_Face_From_Suitcase( library, pathname, face_index, aface );
+ if ( error == 0 )
+ return error;
+
+ /* let it fall through to normal loader (.ttf, .otf, etc.); */
+ /* we signal this by returning no error and no FT_Face */
+ *aface = NULL;
+ return 0;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_New_Face */
+ /* */
+ /* <Description> */
+ /* This is the Mac-specific implementation of FT_New_Face. In */
+ /* addition to the standard FT_New_Face() functionality, it also */
+ /* accepts pathnames to Mac suitcase files. For further */
+ /* documentation see the original FT_New_Face() in freetype.h. */
+ /* */
+ FT_EXPORT_DEF( FT_Error )
+ FT_New_Face( FT_Library library,
+ const char* pathname,
+ FT_Long face_index,
+ FT_Face* aface )
+ {
+ FT_Open_Args args;
+ FT_Error error;
+
+
+ /* test for valid `library' and `aface' delayed to FT_Open_Face() */
+ if ( !pathname )
+ return FT_Err_Invalid_Argument;
+
+ error = FT_Err_Ok;
+ *aface = NULL;
+
+ /* try resourcefork based font: LWFN, FFIL */
+ error = FT_New_Face_From_Resource( library, (UInt8 *)pathname,
+ face_index, aface );
+ if ( error != 0 || *aface != NULL )
+ return error;
+
+ /* let it fall through to normal loader (.ttf, .otf, etc.) */
+ args.flags = FT_OPEN_PATHNAME;
+ args.pathname = (char*)pathname;
+ return FT_Open_Face( library, &args, face_index, aface );
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_New_Face_From_FSRef */
+ /* */
+ /* <Description> */
+ /* FT_New_Face_From_FSRef is identical to FT_New_Face except it */
+ /* accepts an FSRef instead of a path. */
+ /* */
+ /* This function is deprecated because Carbon data types (FSRef) */
+ /* are not cross-platform, and thus not suitable for the freetype API. */
+ FT_EXPORT_DEF( FT_Error )
+ FT_New_Face_From_FSRef( FT_Library library,
+ const FSRef* ref,
+ FT_Long face_index,
+ FT_Face* aface )
+ {
+ FT_Error error;
+ FT_Open_Args args;
+ OSErr err;
+ UInt8 pathname[PATH_MAX];
+
+
+ if ( !ref )
+ return FT_Err_Invalid_Argument;
+
+ err = FSRefMakePath( ref, pathname, sizeof ( pathname ) );
+ if ( err )
+ error = FT_Err_Cannot_Open_Resource;
+
+ error = FT_New_Face_From_Resource( library, pathname, face_index, aface );
+ if ( error != 0 || *aface != NULL )
+ return error;
+
+ /* fallback to datafork font */
+ args.flags = FT_OPEN_PATHNAME;
+ args.pathname = (char*)pathname;
+ return FT_Open_Face( library, &args, face_index, aface );
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_New_Face_From_FSSpec */
+ /* */
+ /* <Description> */
+ /* FT_New_Face_From_FSSpec is identical to FT_New_Face except it */
+ /* accepts an FSSpec instead of a path. */
+ /* */
+ /* This function is deprecated because FSSpec is deprecated in Mac OS X */
+ FT_EXPORT_DEF( FT_Error )
+ FT_New_Face_From_FSSpec( FT_Library library,
+ const FSSpec* spec,
+ FT_Long face_index,
+ FT_Face* aface )
+ {
+#if ( __LP64__ ) || ( defined( MAC_OS_X_VERSION_10_5 ) && \
+ ( MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_5 ) )
+ FT_UNUSED( library );
+ FT_UNUSED( spec );
+ FT_UNUSED( face_index );
+ FT_UNUSED( aface );
+
+ return FT_Err_Unimplemented_Feature;
+#else
+ FSRef ref;
+
+
+ if ( !spec || FSpMakeFSRef( spec, &ref ) != noErr )
+ return FT_Err_Invalid_Argument;
+ else
+ return FT_New_Face_From_FSRef( library, &ref, face_index, aface );
+#endif
+ }
+
+#endif /* FT_MACINTOSH */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftmm.c */
+/* */
+/* Multiple Master font support (body). */
+/* */
+/* Copyright 1996-2001, 2003, 2004, 2009 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_MULTIPLE_MASTERS_H
+#include FT_INTERNAL_OBJECTS_H
+#include FT_SERVICE_MULTIPLE_MASTERS_H
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_mm
+
+
+ static FT_Error
+ ft_face_get_mm_service( FT_Face face,
+ FT_Service_MultiMasters *aservice )
+ {
+ FT_Error error;
+
+
+ *aservice = NULL;
+
+ if ( !face )
+ return FT_Err_Invalid_Face_Handle;
+
+ error = FT_Err_Invalid_Argument;
+
+ if ( FT_HAS_MULTIPLE_MASTERS( face ) )
+ {
+ FT_FACE_LOOKUP_SERVICE( face,
+ *aservice,
+ MULTI_MASTERS );
+
+ if ( *aservice )
+ error = FT_Err_Ok;
+ }
+
+ return error;
+ }
+
+
+ /* documentation is in ftmm.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Get_Multi_Master( FT_Face face,
+ FT_Multi_Master *amaster )
+ {
+ FT_Error error;
+ FT_Service_MultiMasters service;
+
+
+ error = ft_face_get_mm_service( face, &service );
+ if ( !error )
+ {
+ error = FT_Err_Invalid_Argument;
+ if ( service->get_mm )
+ error = service->get_mm( face, amaster );
+ }
+
+ return error;
+ }
+
+
+ /* documentation is in ftmm.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Get_MM_Var( FT_Face face,
+ FT_MM_Var* *amaster )
+ {
+ FT_Error error;
+ FT_Service_MultiMasters service;
+
+
+ error = ft_face_get_mm_service( face, &service );
+ if ( !error )
+ {
+ error = FT_Err_Invalid_Argument;
+ if ( service->get_mm_var )
+ error = service->get_mm_var( face, amaster );
+ }
+
+ return error;
+ }
+
+
+ /* documentation is in ftmm.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Set_MM_Design_Coordinates( FT_Face face,
+ FT_UInt num_coords,
+ FT_Long* coords )
+ {
+ FT_Error error;
+ FT_Service_MultiMasters service;
+
+
+ error = ft_face_get_mm_service( face, &service );
+ if ( !error )
+ {
+ error = FT_Err_Invalid_Argument;
+ if ( service->set_mm_design )
+ error = service->set_mm_design( face, num_coords, coords );
+ }
+
+ return error;
+ }
+
+
+ /* documentation is in ftmm.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Set_Var_Design_Coordinates( FT_Face face,
+ FT_UInt num_coords,
+ FT_Fixed* coords )
+ {
+ FT_Error error;
+ FT_Service_MultiMasters service;
+
+
+ error = ft_face_get_mm_service( face, &service );
+ if ( !error )
+ {
+ error = FT_Err_Invalid_Argument;
+ if ( service->set_var_design )
+ error = service->set_var_design( face, num_coords, coords );
+ }
+
+ return error;
+ }
+
+
+ /* documentation is in ftmm.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Set_MM_Blend_Coordinates( FT_Face face,
+ FT_UInt num_coords,
+ FT_Fixed* coords )
+ {
+ FT_Error error;
+ FT_Service_MultiMasters service;
+
+
+ error = ft_face_get_mm_service( face, &service );
+ if ( !error )
+ {
+ error = FT_Err_Invalid_Argument;
+ if ( service->set_mm_blend )
+ error = service->set_mm_blend( face, num_coords, coords );
+ }
+
+ return error;
+ }
+
+
+ /* documentation is in ftmm.h */
+
+ /* This is exactly the same as the previous function. It exists for */
+ /* orthogonality. */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Set_Var_Blend_Coordinates( FT_Face face,
+ FT_UInt num_coords,
+ FT_Fixed* coords )
+ {
+ FT_Error error;
+ FT_Service_MultiMasters service;
+
+
+ error = ft_face_get_mm_service( face, &service );
+ if ( !error )
+ {
+ error = FT_Err_Invalid_Argument;
+ if ( service->set_mm_blend )
+ error = service->set_mm_blend( face, num_coords, coords );
+ }
+
+ return error;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftobjs.c */
+/* */
+/* The FreeType private base classes (body). */
+/* */
+/* Copyright 1996-2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_LIST_H
+#include FT_OUTLINE_H
+#include FT_INTERNAL_VALIDATE_H
+#include FT_INTERNAL_OBJECTS_H
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_RFORK_H
+#include FT_INTERNAL_STREAM_H
+#include FT_INTERNAL_SFNT_H /* for SFNT_Load_Table_Func */
+#include FT_TRUETYPE_TABLES_H
+#include FT_TRUETYPE_TAGS_H
+#include FT_TRUETYPE_IDS_H
+
+#include FT_SERVICE_SFNT_H
+#include FT_SERVICE_POSTSCRIPT_NAME_H
+#include FT_SERVICE_GLYPH_DICT_H
+#include FT_SERVICE_TT_CMAP_H
+#include FT_SERVICE_KERNING_H
+#include FT_SERVICE_TRUETYPE_ENGINE_H
+
+#ifdef FT_CONFIG_OPTION_MAC_FONTS
+#include "ftbase.h"
+#endif
+
+#define GRID_FIT_METRICS
+
+
+ FT_BASE_DEF( FT_Pointer )
+ ft_service_list_lookup( FT_ServiceDesc service_descriptors,
+ const char* service_id )
+ {
+ FT_Pointer result = NULL;
+ FT_ServiceDesc desc = service_descriptors;
+
+
+ if ( desc && service_id )
+ {
+ for ( ; desc->serv_id != NULL; desc++ )
+ {
+ if ( ft_strcmp( desc->serv_id, service_id ) == 0 )
+ {
+ result = (FT_Pointer)desc->serv_data;
+ break;
+ }
+ }
+ }
+
+ return result;
+ }
+
+
+ FT_BASE_DEF( void )
+ ft_validator_init( FT_Validator valid,
+ const FT_Byte* base,
+ const FT_Byte* limit,
+ FT_ValidationLevel level )
+ {
+ valid->base = base;
+ valid->limit = limit;
+ valid->level = level;
+ valid->error = FT_Err_Ok;
+ }
+
+
+ FT_BASE_DEF( FT_Int )
+ ft_validator_run( FT_Validator valid )
+ {
+ /* This function doesn't work! None should call it. */
+ FT_UNUSED( valid );
+
+ return -1;
+ }
+
+
+ FT_BASE_DEF( void )
+ ft_validator_error( FT_Validator valid,
+ FT_Error error )
+ {
+ /* since the cast below also disables the compiler's */
+ /* type check, we introduce a dummy variable, which */
+ /* will be optimized away */
+ volatile ft_jmp_buf* jump_buffer = &valid->jump_buffer;
+
+
+ valid->error = error;
+
+ /* throw away volatileness; use `jump_buffer' or the */
+ /* compiler may warn about an unused local variable */
+ ft_longjmp( *(ft_jmp_buf*) jump_buffer, 1 );
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** ****/
+ /**** S T R E A M ****/
+ /**** ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /* create a new input stream from an FT_Open_Args structure */
+ /* */
+ FT_BASE_DEF( FT_Error )
+ FT_Stream_New( FT_Library library,
+ const FT_Open_Args* args,
+ FT_Stream *astream )
+ {
+ FT_Error error;
+ FT_Memory memory;
+ FT_Stream stream = NULL;
+
+
+ *astream = 0;
+
+ if ( !library )
+ return FT_Err_Invalid_Library_Handle;
+
+ if ( !args )
+ return FT_Err_Invalid_Argument;
+
+ memory = library->memory;
+
+ if ( FT_NEW( stream ) )
+ goto Exit;
+
+ stream->memory = memory;
+
+ if ( args->flags & FT_OPEN_MEMORY )
+ {
+ /* create a memory-based stream */
+ FT_Stream_OpenMemory( stream,
+ (const FT_Byte*)args->memory_base,
+ args->memory_size );
+ }
+
+#ifndef FT_CONFIG_OPTION_DISABLE_STREAM_SUPPORT
+
+ else if ( args->flags & FT_OPEN_PATHNAME )
+ {
+ /* create a normal system stream */
+ error = FT_Stream_Open( stream, args->pathname );
+ stream->pathname.pointer = args->pathname;
+ }
+ else if ( ( args->flags & FT_OPEN_STREAM ) && args->stream )
+ {
+ /* use an existing, user-provided stream */
+
+ /* in this case, we do not need to allocate a new stream object */
+ /* since the caller is responsible for closing it himself */
+ FT_FREE( stream );
+ stream = args->stream;
+ }
+
+#endif
+
+ else
+ error = FT_Err_Invalid_Argument;
+
+ if ( error )
+ FT_FREE( stream );
+ else
+ stream->memory = memory; /* just to be certain */
+
+ *astream = stream;
+
+ Exit:
+ return error;
+ }
+
+
+ FT_BASE_DEF( void )
+ FT_Stream_Free( FT_Stream stream,
+ FT_Int external )
+ {
+ if ( stream )
+ {
+ FT_Memory memory = stream->memory;
+
+
+ FT_Stream_Close( stream );
+
+ if ( !external )
+ FT_FREE( stream );
+ }
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_objs
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** ****/
+ /**** FACE, SIZE & GLYPH SLOT OBJECTS ****/
+ /**** ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ static FT_Error
+ ft_glyphslot_init( FT_GlyphSlot slot )
+ {
+ FT_Driver driver = slot->face->driver;
+ FT_Driver_Class clazz = driver->clazz;
+ FT_Memory memory = driver->root.memory;
+ FT_Error error = FT_Err_Ok;
+ FT_Slot_Internal internal = NULL;
+
+
+ slot->library = driver->root.library;
+
+ if ( FT_NEW( internal ) )
+ goto Exit;
+
+ slot->internal = internal;
+
+ if ( FT_DRIVER_USES_OUTLINES( driver ) )
+ error = FT_GlyphLoader_New( memory, &internal->loader );
+
+ if ( !error && clazz->init_slot )
+ error = clazz->init_slot( slot );
+
+ Exit:
+ return error;
+ }
+
+
+ FT_BASE_DEF( void )
+ ft_glyphslot_free_bitmap( FT_GlyphSlot slot )
+ {
+ if ( slot->internal && ( slot->internal->flags & FT_GLYPH_OWN_BITMAP ) )
+ {
+ FT_Memory memory = FT_FACE_MEMORY( slot->face );
+
+
+ FT_FREE( slot->bitmap.buffer );
+ slot->internal->flags &= ~FT_GLYPH_OWN_BITMAP;
+ }
+ else
+ {
+ /* assume that the bitmap buffer was stolen or not */
+ /* allocated from the heap */
+ slot->bitmap.buffer = NULL;
+ }
+ }
+
+
+ FT_BASE_DEF( void )
+ ft_glyphslot_set_bitmap( FT_GlyphSlot slot,
+ FT_Byte* buffer )
+ {
+ ft_glyphslot_free_bitmap( slot );
+
+ slot->bitmap.buffer = buffer;
+
+ FT_ASSERT( (slot->internal->flags & FT_GLYPH_OWN_BITMAP) == 0 );
+ }
+
+
+ FT_BASE_DEF( FT_Error )
+ ft_glyphslot_alloc_bitmap( FT_GlyphSlot slot,
+ FT_ULong size )
+ {
+ FT_Memory memory = FT_FACE_MEMORY( slot->face );
+ FT_Error error;
+
+
+ if ( slot->internal->flags & FT_GLYPH_OWN_BITMAP )
+ FT_FREE( slot->bitmap.buffer );
+ else
+ slot->internal->flags |= FT_GLYPH_OWN_BITMAP;
+
+ (void)FT_ALLOC( slot->bitmap.buffer, size );
+ return error;
+ }
+
+
+ static void
+ ft_glyphslot_clear( FT_GlyphSlot slot )
+ {
+ /* free bitmap if needed */
+ ft_glyphslot_free_bitmap( slot );
+
+ /* clear all public fields in the glyph slot */
+ FT_ZERO( &slot->metrics );
+ FT_ZERO( &slot->outline );
+
+ slot->bitmap.width = 0;
+ slot->bitmap.rows = 0;
+ slot->bitmap.pitch = 0;
+ slot->bitmap.pixel_mode = 0;
+ /* `slot->bitmap.buffer' has been handled by ft_glyphslot_free_bitmap */
+
+ slot->bitmap_left = 0;
+ slot->bitmap_top = 0;
+ slot->num_subglyphs = 0;
+ slot->subglyphs = 0;
+ slot->control_data = 0;
+ slot->control_len = 0;
+ slot->other = 0;
+ slot->format = FT_GLYPH_FORMAT_NONE;
+
+ slot->linearHoriAdvance = 0;
+ slot->linearVertAdvance = 0;
+ slot->lsb_delta = 0;
+ slot->rsb_delta = 0;
+ }
+
+
+ static void
+ ft_glyphslot_done( FT_GlyphSlot slot )
+ {
+ FT_Driver driver = slot->face->driver;
+ FT_Driver_Class clazz = driver->clazz;
+ FT_Memory memory = driver->root.memory;
+
+
+ if ( clazz->done_slot )
+ clazz->done_slot( slot );
+
+ /* free bitmap buffer if needed */
+ ft_glyphslot_free_bitmap( slot );
+
+ /* slot->internal might be NULL in out-of-memory situations */
+ if ( slot->internal )
+ {
+ /* free glyph loader */
+ if ( FT_DRIVER_USES_OUTLINES( driver ) )
+ {
+ FT_GlyphLoader_Done( slot->internal->loader );
+ slot->internal->loader = 0;
+ }
+
+ FT_FREE( slot->internal );
+ }
+ }
+
+
+ /* documentation is in ftobjs.h */
+
+ FT_BASE_DEF( FT_Error )
+ FT_New_GlyphSlot( FT_Face face,
+ FT_GlyphSlot *aslot )
+ {
+ FT_Error error;
+ FT_Driver driver;
+ FT_Driver_Class clazz;
+ FT_Memory memory;
+ FT_GlyphSlot slot = NULL;
+
+
+ if ( !face || !face->driver )
+ return FT_Err_Invalid_Argument;
+
+ driver = face->driver;
+ clazz = driver->clazz;
+ memory = driver->root.memory;
+
+ FT_TRACE4(( "FT_New_GlyphSlot: Creating new slot object\n" ));
+ if ( !FT_ALLOC( slot, clazz->slot_object_size ) )
+ {
+ slot->face = face;
+
+ error = ft_glyphslot_init( slot );
+ if ( error )
+ {
+ ft_glyphslot_done( slot );
+ FT_FREE( slot );
+ goto Exit;
+ }
+
+ slot->next = face->glyph;
+ face->glyph = slot;
+
+ if ( aslot )
+ *aslot = slot;
+ }
+ else if ( aslot )
+ *aslot = 0;
+
+
+ Exit:
+ FT_TRACE4(( "FT_New_GlyphSlot: Return %d\n", error ));
+ return error;
+ }
+
+
+ /* documentation is in ftobjs.h */
+
+ FT_BASE_DEF( void )
+ FT_Done_GlyphSlot( FT_GlyphSlot slot )
+ {
+ if ( slot )
+ {
+ FT_Driver driver = slot->face->driver;
+ FT_Memory memory = driver->root.memory;
+ FT_GlyphSlot prev;
+ FT_GlyphSlot cur;
+
+
+ /* Remove slot from its parent face's list */
+ prev = NULL;
+ cur = slot->face->glyph;
+
+ while ( cur )
+ {
+ if ( cur == slot )
+ {
+ if ( !prev )
+ slot->face->glyph = cur->next;
+ else
+ prev->next = cur->next;
+
+ /* finalize client-specific data */
+ if ( slot->generic.finalizer )
+ slot->generic.finalizer( slot );
+
+ ft_glyphslot_done( slot );
+ FT_FREE( slot );
+ break;
+ }
+ prev = cur;
+ cur = cur->next;
+ }
+ }
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( void )
+ FT_Set_Transform( FT_Face face,
+ FT_Matrix* matrix,
+ FT_Vector* delta )
+ {
+ FT_Face_Internal internal;
+
+
+ if ( !face )
+ return;
+
+ internal = face->internal;
+
+ internal->transform_flags = 0;
+
+ if ( !matrix )
+ {
+ internal->transform_matrix.xx = 0x10000L;
+ internal->transform_matrix.xy = 0;
+ internal->transform_matrix.yx = 0;
+ internal->transform_matrix.yy = 0x10000L;
+ matrix = &internal->transform_matrix;
+ }
+ else
+ internal->transform_matrix = *matrix;
+
+ /* set transform_flags bit flag 0 if `matrix' isn't the identity */
+ if ( ( matrix->xy | matrix->yx ) ||
+ matrix->xx != 0x10000L ||
+ matrix->yy != 0x10000L )
+ internal->transform_flags |= 1;
+
+ if ( !delta )
+ {
+ internal->transform_delta.x = 0;
+ internal->transform_delta.y = 0;
+ delta = &internal->transform_delta;
+ }
+ else
+ internal->transform_delta = *delta;
+
+ /* set transform_flags bit flag 1 if `delta' isn't the null vector */
+ if ( delta->x | delta->y )
+ internal->transform_flags |= 2;
+ }
+
+
+ static FT_Renderer
+ ft_lookup_glyph_renderer( FT_GlyphSlot slot );
+
+
+#ifdef GRID_FIT_METRICS
+ static void
+ ft_glyphslot_grid_fit_metrics( FT_GlyphSlot slot,
+ FT_Bool vertical )
+ {
+ FT_Glyph_Metrics* metrics = &slot->metrics;
+ FT_Pos right, bottom;
+
+
+ if ( vertical )
+ {
+ metrics->horiBearingX = FT_PIX_FLOOR( metrics->horiBearingX );
+ metrics->horiBearingY = FT_PIX_CEIL ( metrics->horiBearingY );
+
+ right = FT_PIX_CEIL( metrics->vertBearingX + metrics->width );
+ bottom = FT_PIX_CEIL( metrics->vertBearingY + metrics->height );
+
+ metrics->vertBearingX = FT_PIX_FLOOR( metrics->vertBearingX );
+ metrics->vertBearingY = FT_PIX_FLOOR( metrics->vertBearingY );
+
+ metrics->width = right - metrics->vertBearingX;
+ metrics->height = bottom - metrics->vertBearingY;
+ }
+ else
+ {
+ metrics->vertBearingX = FT_PIX_FLOOR( metrics->vertBearingX );
+ metrics->vertBearingY = FT_PIX_FLOOR( metrics->vertBearingY );
+
+ right = FT_PIX_CEIL ( metrics->horiBearingX + metrics->width );
+ bottom = FT_PIX_FLOOR( metrics->horiBearingY - metrics->height );
+
+ metrics->horiBearingX = FT_PIX_FLOOR( metrics->horiBearingX );
+ metrics->horiBearingY = FT_PIX_CEIL ( metrics->horiBearingY );
+
+ metrics->width = right - metrics->horiBearingX;
+ metrics->height = metrics->horiBearingY - bottom;
+ }
+
+ metrics->horiAdvance = FT_PIX_ROUND( metrics->horiAdvance );
+ metrics->vertAdvance = FT_PIX_ROUND( metrics->vertAdvance );
+ }
+#endif /* GRID_FIT_METRICS */
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Load_Glyph( FT_Face face,
+ FT_UInt glyph_index,
+ FT_Int32 load_flags )
+ {
+ FT_Error error;
+ FT_Driver driver;
+ FT_GlyphSlot slot;
+ FT_Library library;
+ FT_Bool autohint = FALSE;
+ FT_Module hinter;
+ TT_Face ttface = (TT_Face)face;
+
+
+ if ( !face || !face->size || !face->glyph )
+ return FT_Err_Invalid_Face_Handle;
+
+ /* The validity test for `glyph_index' is performed by the */
+ /* font drivers. */
+
+ slot = face->glyph;
+ ft_glyphslot_clear( slot );
+
+ driver = face->driver;
+ library = driver->root.library;
+ hinter = library->auto_hinter;
+
+ /* resolve load flags dependencies */
+
+ if ( load_flags & FT_LOAD_NO_RECURSE )
+ load_flags |= FT_LOAD_NO_SCALE |
+ FT_LOAD_IGNORE_TRANSFORM;
+
+ if ( load_flags & FT_LOAD_NO_SCALE )
+ {
+ load_flags |= FT_LOAD_NO_HINTING |
+ FT_LOAD_NO_BITMAP;
+
+ load_flags &= ~FT_LOAD_RENDER;
+ }
+
+ /*
+ * Determine whether we need to auto-hint or not.
+ * The general rules are:
+ *
+ * - Do only auto-hinting if we have a hinter module, a scalable font
+ * format dealing with outlines, and no transforms except simple
+ * slants and/or rotations by integer multiples of 90 degrees.
+ *
+ * - Then, auto-hint if FT_LOAD_FORCE_AUTOHINT is set or if we don't
+ * have a native font hinter.
+ *
+ * - Otherwise, auto-hint for LIGHT hinting mode or if there isn't
+ * any hinting bytecode in the TrueType/OpenType font.
+ *
+ * - Exception: The font is `tricky' and requires the native hinter to
+ * load properly.
+ */
+
+ if ( hinter &&
+ !( load_flags & FT_LOAD_NO_HINTING ) &&
+ !( load_flags & FT_LOAD_NO_AUTOHINT ) &&
+ FT_DRIVER_IS_SCALABLE( driver ) &&
+ FT_DRIVER_USES_OUTLINES( driver ) &&
+ !FT_IS_TRICKY( face ) &&
+ ( ( load_flags & FT_LOAD_IGNORE_TRANSFORM ) ||
+ ( face->internal->transform_matrix.yx == 0 &&
+ face->internal->transform_matrix.xx != 0 ) ||
+ ( face->internal->transform_matrix.xx == 0 &&
+ face->internal->transform_matrix.yx != 0 ) ) )
+ {
+ if ( ( load_flags & FT_LOAD_FORCE_AUTOHINT ) ||
+ !FT_DRIVER_HAS_HINTER( driver ) )
+ autohint = TRUE;
+ else
+ {
+ FT_Render_Mode mode = FT_LOAD_TARGET_MODE( load_flags );
+
+
+ /* the check for `num_locations' assures that we actually */
+ /* test for instructions in a TTF and not in a CFF-based OTF */
+ if ( mode == FT_RENDER_MODE_LIGHT ||
+ face->internal->ignore_unpatented_hinter ||
+ ( FT_IS_SFNT( face ) &&
+ ttface->num_locations &&
+ ttface->max_profile.maxSizeOfInstructions == 0 ) )
+ autohint = TRUE;
+ }
+ }
+
+ if ( autohint )
+ {
+ FT_AutoHinter_Service hinting;
+
+
+ /* try to load embedded bitmaps first if available */
+ /* */
+ /* XXX: This is really a temporary hack that should disappear */
+ /* promptly with FreeType 2.1! */
+ /* */
+ if ( FT_HAS_FIXED_SIZES( face ) &&
+ ( load_flags & FT_LOAD_NO_BITMAP ) == 0 )
+ {
+ error = driver->clazz->load_glyph( slot, face->size,
+ glyph_index,
+ load_flags | FT_LOAD_SBITS_ONLY );
+
+ if ( !error && slot->format == FT_GLYPH_FORMAT_BITMAP )
+ goto Load_Ok;
+ }
+
+ {
+ FT_Face_Internal internal = face->internal;
+ FT_Int transform_flags = internal->transform_flags;
+
+
+ /* since the auto-hinter calls FT_Load_Glyph by itself, */
+ /* make sure that glyphs aren't transformed */
+ internal->transform_flags = 0;
+
+ /* load auto-hinted outline */
+ hinting = (FT_AutoHinter_Service)hinter->clazz->module_interface;
+
+ error = hinting->load_glyph( (FT_AutoHinter)hinter,
+ slot, face->size,
+ glyph_index, load_flags );
+
+ internal->transform_flags = transform_flags;
+ }
+ }
+ else
+ {
+ error = driver->clazz->load_glyph( slot,
+ face->size,
+ glyph_index,
+ load_flags );
+ if ( error )
+ goto Exit;
+
+ if ( slot->format == FT_GLYPH_FORMAT_OUTLINE )
+ {
+ /* check that the loaded outline is correct */
+ error = FT_Outline_Check( &slot->outline );
+ if ( error )
+ goto Exit;
+
+#ifdef GRID_FIT_METRICS
+ if ( !( load_flags & FT_LOAD_NO_HINTING ) )
+ ft_glyphslot_grid_fit_metrics( slot,
+ FT_BOOL( load_flags & FT_LOAD_VERTICAL_LAYOUT ) );
+#endif
+ }
+ }
+
+ Load_Ok:
+ /* compute the advance */
+ if ( load_flags & FT_LOAD_VERTICAL_LAYOUT )
+ {
+ slot->advance.x = 0;
+ slot->advance.y = slot->metrics.vertAdvance;
+ }
+ else
+ {
+ slot->advance.x = slot->metrics.horiAdvance;
+ slot->advance.y = 0;
+ }
+
+ /* compute the linear advance in 16.16 pixels */
+ if ( ( load_flags & FT_LOAD_LINEAR_DESIGN ) == 0 &&
+ ( FT_IS_SCALABLE( face ) ) )
+ {
+ FT_Size_Metrics* metrics = &face->size->metrics;
+
+
+ /* it's tricky! */
+ slot->linearHoriAdvance = FT_MulDiv( slot->linearHoriAdvance,
+ metrics->x_scale, 64 );
+
+ slot->linearVertAdvance = FT_MulDiv( slot->linearVertAdvance,
+ metrics->y_scale, 64 );
+ }
+
+ if ( ( load_flags & FT_LOAD_IGNORE_TRANSFORM ) == 0 )
+ {
+ FT_Face_Internal internal = face->internal;
+
+
+ /* now, transform the glyph image if needed */
+ if ( internal->transform_flags )
+ {
+ /* get renderer */
+ FT_Renderer renderer = ft_lookup_glyph_renderer( slot );
+
+
+ if ( renderer )
+ error = renderer->clazz->transform_glyph(
+ renderer, slot,
+ &internal->transform_matrix,
+ &internal->transform_delta );
+ else if ( slot->format == FT_GLYPH_FORMAT_OUTLINE )
+ {
+ /* apply `standard' transformation if no renderer is available */
+ if ( internal->transform_flags & 1 )
+ FT_Outline_Transform( &slot->outline,
+ &internal->transform_matrix );
+
+ if ( internal->transform_flags & 2 )
+ FT_Outline_Translate( &slot->outline,
+ internal->transform_delta.x,
+ internal->transform_delta.y );
+ }
+
+ /* transform advance */
+ FT_Vector_Transform( &slot->advance, &internal->transform_matrix );
+ }
+ }
+
+ FT_TRACE5(( " x advance: %d\n" , slot->advance.x ));
+ FT_TRACE5(( " y advance: %d\n" , slot->advance.y ));
+
+ FT_TRACE5(( " linear x advance: %d\n" , slot->linearHoriAdvance ));
+ FT_TRACE5(( " linear y advance: %d\n" , slot->linearVertAdvance ));
+
+ /* do we need to render the image now? */
+ if ( !error &&
+ slot->format != FT_GLYPH_FORMAT_BITMAP &&
+ slot->format != FT_GLYPH_FORMAT_COMPOSITE &&
+ load_flags & FT_LOAD_RENDER )
+ {
+ FT_Render_Mode mode = FT_LOAD_TARGET_MODE( load_flags );
+
+
+ if ( mode == FT_RENDER_MODE_NORMAL &&
+ (load_flags & FT_LOAD_MONOCHROME ) )
+ mode = FT_RENDER_MODE_MONO;
+
+ error = FT_Render_Glyph( slot, mode );
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Load_Char( FT_Face face,
+ FT_ULong char_code,
+ FT_Int32 load_flags )
+ {
+ FT_UInt glyph_index;
+
+
+ if ( !face )
+ return FT_Err_Invalid_Face_Handle;
+
+ glyph_index = (FT_UInt)char_code;
+ if ( face->charmap )
+ glyph_index = FT_Get_Char_Index( face, char_code );
+
+ return FT_Load_Glyph( face, glyph_index, load_flags );
+ }
+
+
+ /* destructor for sizes list */
+ static void
+ destroy_size( FT_Memory memory,
+ FT_Size size,
+ FT_Driver driver )
+ {
+ /* finalize client-specific data */
+ if ( size->generic.finalizer )
+ size->generic.finalizer( size );
+
+ /* finalize format-specific stuff */
+ if ( driver->clazz->done_size )
+ driver->clazz->done_size( size );
+
+ FT_FREE( size->internal );
+ FT_FREE( size );
+ }
+
+
+ static void
+ ft_cmap_done_internal( FT_CMap cmap );
+
+
+ static void
+ destroy_charmaps( FT_Face face,
+ FT_Memory memory )
+ {
+ FT_Int n;
+
+
+ if ( !face )
+ return;
+
+ for ( n = 0; n < face->num_charmaps; n++ )
+ {
+ FT_CMap cmap = FT_CMAP( face->charmaps[n] );
+
+
+ ft_cmap_done_internal( cmap );
+
+ face->charmaps[n] = NULL;
+ }
+
+ FT_FREE( face->charmaps );
+ face->num_charmaps = 0;
+ }
+
+
+ /* destructor for faces list */
+ static void
+ destroy_face( FT_Memory memory,
+ FT_Face face,
+ FT_Driver driver )
+ {
+ FT_Driver_Class clazz = driver->clazz;
+
+
+ /* discard auto-hinting data */
+ if ( face->autohint.finalizer )
+ face->autohint.finalizer( face->autohint.data );
+
+ /* Discard glyph slots for this face. */
+ /* Beware! FT_Done_GlyphSlot() changes the field `face->glyph' */
+ while ( face->glyph )
+ FT_Done_GlyphSlot( face->glyph );
+
+ /* discard all sizes for this face */
+ FT_List_Finalize( &face->sizes_list,
+ (FT_List_Destructor)destroy_size,
+ memory,
+ driver );
+ face->size = 0;
+
+ /* now discard client data */
+ if ( face->generic.finalizer )
+ face->generic.finalizer( face );
+
+ /* discard charmaps */
+ destroy_charmaps( face, memory );
+
+ /* finalize format-specific stuff */
+ if ( clazz->done_face )
+ clazz->done_face( face );
+
+ /* close the stream for this face if needed */
+ FT_Stream_Free(
+ face->stream,
+ ( face->face_flags & FT_FACE_FLAG_EXTERNAL_STREAM ) != 0 );
+
+ face->stream = 0;
+
+ /* get rid of it */
+ if ( face->internal )
+ {
+ FT_FREE( face->internal );
+ }
+ FT_FREE( face );
+ }
+
+
+ static void
+ Destroy_Driver( FT_Driver driver )
+ {
+ FT_List_Finalize( &driver->faces_list,
+ (FT_List_Destructor)destroy_face,
+ driver->root.memory,
+ driver );
+
+ /* check whether we need to drop the driver's glyph loader */
+ if ( FT_DRIVER_USES_OUTLINES( driver ) )
+ FT_GlyphLoader_Done( driver->glyph_loader );
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* find_unicode_charmap */
+ /* */
+ /* <Description> */
+ /* This function finds a Unicode charmap, if there is one. */
+ /* And if there is more than one, it tries to favour the more */
+ /* extensive one, i.e., one that supports UCS-4 against those which */
+ /* are limited to the BMP (said UCS-2 encoding.) */
+ /* */
+ /* This function is called from open_face() (just below), and also */
+ /* from FT_Select_Charmap( ..., FT_ENCODING_UNICODE ). */
+ /* */
+ static FT_Error
+ find_unicode_charmap( FT_Face face )
+ {
+ FT_CharMap* first;
+ FT_CharMap* cur;
+
+
+ /* caller should have already checked that `face' is valid */
+ FT_ASSERT( face );
+
+ first = face->charmaps;
+
+ if ( !first )
+ return FT_Err_Invalid_CharMap_Handle;
+
+ /*
+ * The original TrueType specification(s) only specified charmap
+ * formats that are capable of mapping 8 or 16 bit character codes to
+ * glyph indices.
+ *
+ * However, recent updates to the Apple and OpenType specifications
+ * introduced new formats that are capable of mapping 32-bit character
+ * codes as well. And these are already used on some fonts, mainly to
+ * map non-BMP Asian ideographs as defined in Unicode.
+ *
+ * For compatibility purposes, these fonts generally come with
+ * *several* Unicode charmaps:
+ *
+ * - One of them in the "old" 16-bit format, that cannot access
+ * all glyphs in the font.
+ *
+ * - Another one in the "new" 32-bit format, that can access all
+ * the glyphs.
+ *
+ * This function has been written to always favor a 32-bit charmap
+ * when found. Otherwise, a 16-bit one is returned when found.
+ */
+
+ /* Since the `interesting' table, with IDs (3,10), is normally the */
+ /* last one, we loop backwards. This loses with type1 fonts with */
+ /* non-BMP characters (<.0001%), this wins with .ttf with non-BMP */
+ /* chars (.01% ?), and this is the same about 99.99% of the time! */
+
+ cur = first + face->num_charmaps; /* points after the last one */
+
+ for ( ; --cur >= first; )
+ {
+ if ( cur[0]->encoding == FT_ENCODING_UNICODE )
+ {
+ /* XXX If some new encodings to represent UCS-4 are added, */
+ /* they should be added here. */
+ if ( ( cur[0]->platform_id == TT_PLATFORM_MICROSOFT &&
+ cur[0]->encoding_id == TT_MS_ID_UCS_4 ) ||
+ ( cur[0]->platform_id == TT_PLATFORM_APPLE_UNICODE &&
+ cur[0]->encoding_id == TT_APPLE_ID_UNICODE_32 ) )
+ {
+#ifdef FT_MAX_CHARMAP_CACHEABLE
+ if ( cur - first > FT_MAX_CHARMAP_CACHEABLE )
+ {
+ FT_ERROR(( "find_unicode_charmap: UCS-4 cmap is found "
+ "at too late position (%d)\n", cur - first ));
+ continue;
+ }
+#endif
+ face->charmap = cur[0];
+ return FT_Err_Ok;
+ }
+ }
+ }
+
+ /* We do not have any UCS-4 charmap. */
+ /* Do the loop again and search for UCS-2 charmaps. */
+ cur = first + face->num_charmaps;
+
+ for ( ; --cur >= first; )
+ {
+ if ( cur[0]->encoding == FT_ENCODING_UNICODE )
+ {
+#ifdef FT_MAX_CHARMAP_CACHEABLE
+ if ( cur - first > FT_MAX_CHARMAP_CACHEABLE )
+ {
+ FT_ERROR(( "find_unicode_charmap: UCS-2 cmap is found "
+ "at too late position (%d)\n", cur - first ));
+ continue;
+ }
+#endif
+ face->charmap = cur[0];
+ return FT_Err_Ok;
+ }
+ }
+
+ return FT_Err_Invalid_CharMap_Handle;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* find_variant_selector_charmap */
+ /* */
+ /* <Description> */
+ /* This function finds the variant selector charmap, if there is one. */
+ /* There can only be one (platform=0, specific=5, format=14). */
+ /* */
+ static FT_CharMap
+ find_variant_selector_charmap( FT_Face face )
+ {
+ FT_CharMap* first;
+ FT_CharMap* end;
+ FT_CharMap* cur;
+
+
+ /* caller should have already checked that `face' is valid */
+ FT_ASSERT( face );
+
+ first = face->charmaps;
+
+ if ( !first )
+ return NULL;
+
+ end = first + face->num_charmaps; /* points after the last one */
+
+ for ( cur = first; cur < end; ++cur )
+ {
+ if ( cur[0]->platform_id == TT_PLATFORM_APPLE_UNICODE &&
+ cur[0]->encoding_id == TT_APPLE_ID_VARIANT_SELECTOR &&
+ FT_Get_CMap_Format( cur[0] ) == 14 )
+ {
+#ifdef FT_MAX_CHARMAP_CACHEABLE
+ if ( cur - first > FT_MAX_CHARMAP_CACHEABLE )
+ {
+ FT_ERROR(( "find_unicode_charmap: UVS cmap is found "
+ "at too late position (%d)\n", cur - first ));
+ continue;
+ }
+#endif
+ return cur[0];
+ }
+ }
+
+ return NULL;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* open_face */
+ /* */
+ /* <Description> */
+ /* This function does some work for FT_Open_Face(). */
+ /* */
+ static FT_Error
+ open_face( FT_Driver driver,
+ FT_Stream stream,
+ FT_Long face_index,
+ FT_Int num_params,
+ FT_Parameter* params,
+ FT_Face *aface )
+ {
+ FT_Memory memory;
+ FT_Driver_Class clazz;
+ FT_Face face = 0;
+ FT_Error error, error2;
+ FT_Face_Internal internal = NULL;
+
+
+ clazz = driver->clazz;
+ memory = driver->root.memory;
+
+ /* allocate the face object and perform basic initialization */
+ if ( FT_ALLOC( face, clazz->face_object_size ) )
+ goto Fail;
+
+ if ( FT_NEW( internal ) )
+ goto Fail;
+
+ face->internal = internal;
+
+ face->driver = driver;
+ face->memory = memory;
+ face->stream = stream;
+
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+ {
+ int i;
+
+
+ face->internal->incremental_interface = 0;
+ for ( i = 0; i < num_params && !face->internal->incremental_interface;
+ i++ )
+ if ( params[i].tag == FT_PARAM_TAG_INCREMENTAL )
+ face->internal->incremental_interface =
+ (FT_Incremental_Interface)params[i].data;
+ }
+#endif
+
+ if ( clazz->init_face )
+ error = clazz->init_face( stream,
+ face,
+ (FT_Int)face_index,
+ num_params,
+ params );
+ if ( error )
+ goto Fail;
+
+ /* select Unicode charmap by default */
+ error2 = find_unicode_charmap( face );
+
+ /* if no Unicode charmap can be found, FT_Err_Invalid_CharMap_Handle */
+ /* is returned. */
+
+ /* no error should happen, but we want to play safe */
+ if ( error2 && error2 != FT_Err_Invalid_CharMap_Handle )
+ {
+ error = error2;
+ goto Fail;
+ }
+
+ *aface = face;
+
+ Fail:
+ if ( error )
+ {
+ destroy_charmaps( face, memory );
+ if ( clazz->done_face )
+ clazz->done_face( face );
+ FT_FREE( internal );
+ FT_FREE( face );
+ *aface = 0;
+ }
+
+ return error;
+ }
+
+
+ /* there's a Mac-specific extended implementation of FT_New_Face() */
+ /* in src/base/ftmac.c */
+
+#ifndef FT_MACINTOSH
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_New_Face( FT_Library library,
+ const char* pathname,
+ FT_Long face_index,
+ FT_Face *aface )
+ {
+ FT_Open_Args args;
+
+
+ /* test for valid `library' and `aface' delayed to FT_Open_Face() */
+ if ( !pathname )
+ return FT_Err_Invalid_Argument;
+
+ args.flags = FT_OPEN_PATHNAME;
+ args.pathname = (char*)pathname;
+ args.stream = NULL;
+
+ return FT_Open_Face( library, &args, face_index, aface );
+ }
+
+#endif
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_New_Memory_Face( FT_Library library,
+ const FT_Byte* file_base,
+ FT_Long file_size,
+ FT_Long face_index,
+ FT_Face *aface )
+ {
+ FT_Open_Args args;
+
+
+ /* test for valid `library' and `face' delayed to FT_Open_Face() */
+ if ( !file_base )
+ return FT_Err_Invalid_Argument;
+
+ args.flags = FT_OPEN_MEMORY;
+ args.memory_base = file_base;
+ args.memory_size = file_size;
+ args.stream = NULL;
+
+ return FT_Open_Face( library, &args, face_index, aface );
+ }
+
+
+#ifdef FT_CONFIG_OPTION_MAC_FONTS
+
+ /* The behavior here is very similar to that in base/ftmac.c, but it */
+ /* is designed to work on non-mac systems, so no mac specific calls. */
+ /* */
+ /* We look at the file and determine if it is a mac dfont file or a mac */
+ /* resource file, or a macbinary file containing a mac resource file. */
+ /* */
+ /* Unlike ftmac I'm not going to look at a `FOND'. I don't really see */
+ /* the point, especially since there may be multiple `FOND' resources. */
+ /* Instead I'll just look for `sfnt' and `POST' resources, ordered as */
+ /* they occur in the file. */
+ /* */
+ /* Note that multiple `POST' resources do not mean multiple postscript */
+ /* fonts; they all get jammed together to make what is essentially a */
+ /* pfb file. */
+ /* */
+ /* We aren't interested in `NFNT' or `FONT' bitmap resources. */
+ /* */
+ /* As soon as we get an `sfnt' load it into memory and pass it off to */
+ /* FT_Open_Face. */
+ /* */
+ /* If we have a (set of) `POST' resources, massage them into a (memory) */
+ /* pfb file and pass that to FT_Open_Face. (As with ftmac.c I'm not */
+ /* going to try to save the kerning info. After all that lives in the */
+ /* `FOND' which isn't in the file containing the `POST' resources so */
+ /* we don't really have access to it. */
+
+
+ /* Finalizer for a memory stream; gets called by FT_Done_Face(). */
+ /* It frees the memory it uses. */
+ /* From ftmac.c. */
+ static void
+ memory_stream_close( FT_Stream stream )
+ {
+ FT_Memory memory = stream->memory;
+
+
+ FT_FREE( stream->base );
+
+ stream->size = 0;
+ stream->base = 0;
+ stream->close = 0;
+ }
+
+
+ /* Create a new memory stream from a buffer and a size. */
+ /* From ftmac.c. */
+ static FT_Error
+ new_memory_stream( FT_Library library,
+ FT_Byte* base,
+ FT_ULong size,
+ FT_Stream_CloseFunc close,
+ FT_Stream *astream )
+ {
+ FT_Error error;
+ FT_Memory memory;
+ FT_Stream stream = NULL;
+
+
+ if ( !library )
+ return FT_Err_Invalid_Library_Handle;
+
+ if ( !base )
+ return FT_Err_Invalid_Argument;
+
+ *astream = 0;
+ memory = library->memory;
+ if ( FT_NEW( stream ) )
+ goto Exit;
+
+ FT_Stream_OpenMemory( stream, base, size );
+
+ stream->close = close;
+
+ *astream = stream;
+
+ Exit:
+ return error;
+ }
+
+
+ /* Create a new FT_Face given a buffer and a driver name. */
+ /* from ftmac.c */
+ FT_LOCAL_DEF( FT_Error )
+ open_face_from_buffer( FT_Library library,
+ FT_Byte* base,
+ FT_ULong size,
+ FT_Long face_index,
+ const char* driver_name,
+ FT_Face *aface )
+ {
+ FT_Open_Args args;
+ FT_Error error;
+ FT_Stream stream = NULL;
+ FT_Memory memory = library->memory;
+
+
+ error = new_memory_stream( library,
+ base,
+ size,
+ memory_stream_close,
+ &stream );
+ if ( error )
+ {
+ FT_FREE( base );
+ return error;
+ }
+
+ args.flags = FT_OPEN_STREAM;
+ args.stream = stream;
+ if ( driver_name )
+ {
+ args.flags = args.flags | FT_OPEN_DRIVER;
+ args.driver = FT_Get_Module( library, driver_name );
+ }
+
+#ifdef FT_MACINTOSH
+ /* At this point, face_index has served its purpose; */
+ /* whoever calls this function has already used it to */
+ /* locate the correct font data. We should not propagate */
+ /* this index to FT_Open_Face() (unless it is negative). */
+
+ if ( face_index > 0 )
+ face_index = 0;
+#endif
+
+ error = FT_Open_Face( library, &args, face_index, aface );
+
+ if ( error == FT_Err_Ok )
+ (*aface)->face_flags &= ~FT_FACE_FLAG_EXTERNAL_STREAM;
+ else
+#ifdef FT_MACINTOSH
+ FT_Stream_Free( stream, 0 );
+#else
+ {
+ FT_Stream_Close( stream );
+ FT_FREE( stream );
+ }
+#endif
+
+ return error;
+ }
+
+
+ /* Look up `TYP1' or `CID ' table from sfnt table directory. */
+ /* `offset' and `length' must exclude the binary header in tables. */
+
+ /* Type 1 and CID-keyed font drivers should recognize sfnt-wrapped */
+ /* format too. Here, since we can't expect that the TrueType font */
+ /* driver is loaded unconditially, we must parse the font by */
+ /* ourselves. We are only interested in the name of the table and */
+ /* the offset. */
+
+ static FT_Error
+ ft_lookup_PS_in_sfnt_stream( FT_Stream stream,
+ FT_Long face_index,
+ FT_ULong* offset,
+ FT_ULong* length,
+ FT_Bool* is_sfnt_cid )
+ {
+ FT_Error error;
+ FT_UShort numTables;
+ FT_Long pstable_index;
+ FT_ULong tag;
+ int i;
+
+
+ *offset = 0;
+ *length = 0;
+ *is_sfnt_cid = FALSE;
+
+ /* TODO: support for sfnt-wrapped PS/CID in TTC format */
+
+ /* version check for 'typ1' (should be ignored?) */
+ if ( FT_READ_ULONG( tag ) )
+ return error;
+ if ( tag != TTAG_typ1 )
+ return FT_Err_Unknown_File_Format;
+
+ if ( FT_READ_USHORT( numTables ) )
+ return error;
+ if ( FT_STREAM_SKIP( 2 * 3 ) ) /* skip binary search header */
+ return error;
+
+ pstable_index = -1;
+ *is_sfnt_cid = FALSE;
+
+ for ( i = 0; i < numTables; i++ )
+ {
+ if ( FT_READ_ULONG( tag ) || FT_STREAM_SKIP( 4 ) ||
+ FT_READ_ULONG( *offset ) || FT_READ_ULONG( *length ) )
+ return error;
+
+ if ( tag == TTAG_CID )
+ {
+ pstable_index++;
+ *offset += 22;
+ *length -= 22;
+ *is_sfnt_cid = TRUE;
+ if ( face_index < 0 )
+ return FT_Err_Ok;
+ }
+ else if ( tag == TTAG_TYP1 )
+ {
+ pstable_index++;
+ *offset += 24;
+ *length -= 24;
+ *is_sfnt_cid = FALSE;
+ if ( face_index < 0 )
+ return FT_Err_Ok;
+ }
+ if ( face_index >= 0 && pstable_index == face_index )
+ return FT_Err_Ok;
+ }
+ return FT_Err_Table_Missing;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ open_face_PS_from_sfnt_stream( FT_Library library,
+ FT_Stream stream,
+ FT_Long face_index,
+ FT_Int num_params,
+ FT_Parameter *params,
+ FT_Face *aface )
+ {
+ FT_Error error;
+ FT_Memory memory = library->memory;
+ FT_ULong offset, length;
+ FT_Long pos;
+ FT_Bool is_sfnt_cid;
+ FT_Byte* sfnt_ps = NULL;
+
+ FT_UNUSED( num_params );
+ FT_UNUSED( params );
+
+
+ pos = FT_Stream_Pos( stream );
+
+ error = ft_lookup_PS_in_sfnt_stream( stream,
+ face_index,
+ &offset,
+ &length,
+ &is_sfnt_cid );
+ if ( error )
+ goto Exit;
+
+ if ( FT_Stream_Seek( stream, pos + offset ) )
+ goto Exit;
+
+ if ( FT_ALLOC( sfnt_ps, (FT_Long)length ) )
+ goto Exit;
+
+ error = FT_Stream_Read( stream, (FT_Byte *)sfnt_ps, length );
+ if ( error )
+ goto Exit;
+
+ error = open_face_from_buffer( library,
+ sfnt_ps,
+ length,
+ face_index < 0 ? face_index : 0,
+ is_sfnt_cid ? "cid" : "type1",
+ aface );
+ Exit:
+ {
+ FT_Error error1;
+
+
+ if ( error == FT_Err_Unknown_File_Format )
+ {
+ error1 = FT_Stream_Seek( stream, pos );
+ if ( error1 )
+ return error1;
+ }
+
+ return error;
+ }
+ }
+
+
+#ifndef FT_MACINTOSH
+
+ /* The resource header says we've got resource_cnt `POST' (type1) */
+ /* resources in this file. They all need to be coalesced into */
+ /* one lump which gets passed on to the type1 driver. */
+ /* Here can be only one PostScript font in a file so face_index */
+ /* must be 0 (or -1). */
+ /* */
+ static FT_Error
+ Mac_Read_POST_Resource( FT_Library library,
+ FT_Stream stream,
+ FT_Long *offsets,
+ FT_Long resource_cnt,
+ FT_Long face_index,
+ FT_Face *aface )
+ {
+ FT_Error error = FT_Err_Cannot_Open_Resource;
+ FT_Memory memory = library->memory;
+ FT_Byte* pfb_data = NULL;
+ int i, type, flags;
+ FT_Long len;
+ FT_Long pfb_len, pfb_pos, pfb_lenpos;
+ FT_Long rlen, temp;
+
+
+ if ( face_index == -1 )
+ face_index = 0;
+ if ( face_index != 0 )
+ return error;
+
+ /* Find the length of all the POST resources, concatenated. Assume */
+ /* worst case (each resource in its own section). */
+ pfb_len = 0;
+ for ( i = 0; i < resource_cnt; ++i )
+ {
+ error = FT_Stream_Seek( stream, offsets[i] );
+ if ( error )
+ goto Exit;
+ if ( FT_READ_LONG( temp ) )
+ goto Exit;
+ pfb_len += temp + 6;
+ }
+
+ if ( FT_ALLOC( pfb_data, (FT_Long)pfb_len + 2 ) )
+ goto Exit;
+
+ pfb_data[0] = 0x80;
+ pfb_data[1] = 1; /* Ascii section */
+ pfb_data[2] = 0; /* 4-byte length, fill in later */
+ pfb_data[3] = 0;
+ pfb_data[4] = 0;
+ pfb_data[5] = 0;
+ pfb_pos = 6;
+ pfb_lenpos = 2;
+
+ len = 0;
+ type = 1;
+ for ( i = 0; i < resource_cnt; ++i )
+ {
+ error = FT_Stream_Seek( stream, offsets[i] );
+ if ( error )
+ goto Exit2;
+ if ( FT_READ_LONG( rlen ) )
+ goto Exit;
+ if ( FT_READ_USHORT( flags ) )
+ goto Exit;
+ FT_TRACE3(( "POST fragment[%d]: offsets=0x%08x, rlen=0x%08x, flags=0x%04x\n",
+ i, offsets[i], rlen, flags ));
+
+ /* postpone the check of rlen longer than buffer until FT_Stream_Read() */
+ if ( ( flags >> 8 ) == 0 ) /* Comment, should not be loaded */
+ continue;
+
+ /* the flags are part of the resource, so rlen >= 2. */
+ /* but some fonts declare rlen = 0 for empty fragment */
+ if ( rlen > 2 )
+ rlen -= 2;
+ else
+ rlen = 0;
+
+ if ( ( flags >> 8 ) == type )
+ len += rlen;
+ else
+ {
+ if ( pfb_lenpos + 3 > pfb_len + 2 )
+ goto Exit2;
+ pfb_data[pfb_lenpos ] = (FT_Byte)( len );
+ pfb_data[pfb_lenpos + 1] = (FT_Byte)( len >> 8 );
+ pfb_data[pfb_lenpos + 2] = (FT_Byte)( len >> 16 );
+ pfb_data[pfb_lenpos + 3] = (FT_Byte)( len >> 24 );
+
+ if ( ( flags >> 8 ) == 5 ) /* End of font mark */
+ break;
+
+ if ( pfb_pos + 6 > pfb_len + 2 )
+ goto Exit2;
+ pfb_data[pfb_pos++] = 0x80;
+
+ type = flags >> 8;
+ len = rlen;
+
+ pfb_data[pfb_pos++] = (FT_Byte)type;
+ pfb_lenpos = pfb_pos;
+ pfb_data[pfb_pos++] = 0; /* 4-byte length, fill in later */
+ pfb_data[pfb_pos++] = 0;
+ pfb_data[pfb_pos++] = 0;
+ pfb_data[pfb_pos++] = 0;
+ }
+
+ error = FT_Err_Cannot_Open_Resource;
+ if ( pfb_pos > pfb_len || pfb_pos + rlen > pfb_len )
+ goto Exit2;
+
+ error = FT_Stream_Read( stream, (FT_Byte *)pfb_data + pfb_pos, rlen );
+ if ( error )
+ goto Exit2;
+ pfb_pos += rlen;
+ }
+
+ if ( pfb_pos + 2 > pfb_len + 2 )
+ goto Exit2;
+ pfb_data[pfb_pos++] = 0x80;
+ pfb_data[pfb_pos++] = 3;
+
+ if ( pfb_lenpos + 3 > pfb_len + 2 )
+ goto Exit2;
+ pfb_data[pfb_lenpos ] = (FT_Byte)( len );
+ pfb_data[pfb_lenpos + 1] = (FT_Byte)( len >> 8 );
+ pfb_data[pfb_lenpos + 2] = (FT_Byte)( len >> 16 );
+ pfb_data[pfb_lenpos + 3] = (FT_Byte)( len >> 24 );
+
+ return open_face_from_buffer( library,
+ pfb_data,
+ pfb_pos,
+ face_index,
+ "type1",
+ aface );
+
+ Exit2:
+ FT_FREE( pfb_data );
+
+ Exit:
+ return error;
+ }
+
+
+ /* The resource header says we've got resource_cnt `sfnt' */
+ /* (TrueType/OpenType) resources in this file. Look through */
+ /* them for the one indicated by face_index, load it into mem, */
+ /* pass it on the the truetype driver and return it. */
+ /* */
+ static FT_Error
+ Mac_Read_sfnt_Resource( FT_Library library,
+ FT_Stream stream,
+ FT_Long *offsets,
+ FT_Long resource_cnt,
+ FT_Long face_index,
+ FT_Face *aface )
+ {
+ FT_Memory memory = library->memory;
+ FT_Byte* sfnt_data = NULL;
+ FT_Error error;
+ FT_Long flag_offset;
+ FT_Long rlen;
+ int is_cff;
+ FT_Long face_index_in_resource = 0;
+
+
+ if ( face_index == -1 )
+ face_index = 0;
+ if ( face_index >= resource_cnt )
+ return FT_Err_Cannot_Open_Resource;
+
+ flag_offset = offsets[face_index];
+ error = FT_Stream_Seek( stream, flag_offset );
+ if ( error )
+ goto Exit;
+
+ if ( FT_READ_LONG( rlen ) )
+ goto Exit;
+ if ( rlen == -1 )
+ return FT_Err_Cannot_Open_Resource;
+
+ error = open_face_PS_from_sfnt_stream( library,
+ stream,
+ face_index,
+ 0, NULL,
+ aface );
+ if ( !error )
+ goto Exit;
+
+ /* rewind sfnt stream before open_face_PS_from_sfnt_stream() */
+ if ( FT_Stream_Seek( stream, flag_offset + 4 ) )
+ goto Exit;
+
+ if ( FT_ALLOC( sfnt_data, (FT_Long)rlen ) )
+ return error;
+ error = FT_Stream_Read( stream, (FT_Byte *)sfnt_data, rlen );
+ if ( error )
+ goto Exit;
+
+ is_cff = rlen > 4 && !ft_memcmp( sfnt_data, "OTTO", 4 );
+ error = open_face_from_buffer( library,
+ sfnt_data,
+ rlen,
+ face_index_in_resource,
+ is_cff ? "cff" : "truetype",
+ aface );
+
+ Exit:
+ return error;
+ }
+
+
+ /* Check for a valid resource fork header, or a valid dfont */
+ /* header. In a resource fork the first 16 bytes are repeated */
+ /* at the location specified by bytes 4-7. In a dfont bytes */
+ /* 4-7 point to 16 bytes of zeroes instead. */
+ /* */
+ static FT_Error
+ IsMacResource( FT_Library library,
+ FT_Stream stream,
+ FT_Long resource_offset,
+ FT_Long face_index,
+ FT_Face *aface )
+ {
+ FT_Memory memory = library->memory;
+ FT_Error error;
+ FT_Long map_offset, rdara_pos;
+ FT_Long *data_offsets;
+ FT_Long count;
+
+
+ error = FT_Raccess_Get_HeaderInfo( library, stream, resource_offset,
+ &map_offset, &rdara_pos );
+ if ( error )
+ return error;
+
+ error = FT_Raccess_Get_DataOffsets( library, stream,
+ map_offset, rdara_pos,
+ TTAG_POST,
+ &data_offsets, &count );
+ if ( !error )
+ {
+ error = Mac_Read_POST_Resource( library, stream, data_offsets, count,
+ face_index, aface );
+ FT_FREE( data_offsets );
+ /* POST exists in an LWFN providing a single face */
+ if ( !error )
+ (*aface)->num_faces = 1;
+ return error;
+ }
+
+ error = FT_Raccess_Get_DataOffsets( library, stream,
+ map_offset, rdara_pos,
+ TTAG_sfnt,
+ &data_offsets, &count );
+ if ( !error )
+ {
+ FT_Long face_index_internal = face_index % count;
+
+
+ error = Mac_Read_sfnt_Resource( library, stream, data_offsets, count,
+ face_index_internal, aface );
+ FT_FREE( data_offsets );
+ if ( !error )
+ (*aface)->num_faces = count;
+ }
+
+ return error;
+ }
+
+
+ /* Check for a valid macbinary header, and if we find one */
+ /* check that the (flattened) resource fork in it is valid. */
+ /* */
+ static FT_Error
+ IsMacBinary( FT_Library library,
+ FT_Stream stream,
+ FT_Long face_index,
+ FT_Face *aface )
+ {
+ unsigned char header[128];
+ FT_Error error;
+ FT_Long dlen, offset;
+
+
+ if ( NULL == stream )
+ return FT_Err_Invalid_Stream_Operation;
+
+ error = FT_Stream_Seek( stream, 0 );
+ if ( error )
+ goto Exit;
+
+ error = FT_Stream_Read( stream, (FT_Byte*)header, 128 );
+ if ( error )
+ goto Exit;
+
+ if ( header[ 0] != 0 ||
+ header[74] != 0 ||
+ header[82] != 0 ||
+ header[ 1] == 0 ||
+ header[ 1] > 33 ||
+ header[63] != 0 ||
+ header[2 + header[1]] != 0 )
+ return FT_Err_Unknown_File_Format;
+
+ dlen = ( header[0x53] << 24 ) |
+ ( header[0x54] << 16 ) |
+ ( header[0x55] << 8 ) |
+ header[0x56];
+#if 0
+ rlen = ( header[0x57] << 24 ) |
+ ( header[0x58] << 16 ) |
+ ( header[0x59] << 8 ) |
+ header[0x5a];
+#endif /* 0 */
+ offset = 128 + ( ( dlen + 127 ) & ~127 );
+
+ return IsMacResource( library, stream, offset, face_index, aface );
+
+ Exit:
+ return error;
+ }
+
+
+ static FT_Error
+ load_face_in_embedded_rfork( FT_Library library,
+ FT_Stream stream,
+ FT_Long face_index,
+ FT_Face *aface,
+ const FT_Open_Args *args )
+ {
+
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_raccess
+
+ FT_Memory memory = library->memory;
+ FT_Error error = FT_Err_Unknown_File_Format;
+ int i;
+
+ char * file_names[FT_RACCESS_N_RULES];
+ FT_Long offsets[FT_RACCESS_N_RULES];
+ FT_Error errors[FT_RACCESS_N_RULES];
+ FT_Bool is_darwin_vfs, vfs_rfork_has_no_font = FALSE; /* not tested */
+
+ FT_Open_Args args2;
+ FT_Stream stream2 = 0;
+
+
+ FT_Raccess_Guess( library, stream,
+ args->pathname, file_names, offsets, errors );
+
+ for ( i = 0; i < FT_RACCESS_N_RULES; i++ )
+ {
+ is_darwin_vfs = ft_raccess_rule_by_darwin_vfs( library, i );
+ if ( is_darwin_vfs && vfs_rfork_has_no_font )
+ {
+ FT_TRACE3(( "Skip rule %d: darwin vfs resource fork"
+ " is already checked and"
+ " no font is found\n", i ));
+ continue;
+ }
+
+ if ( errors[i] )
+ {
+ FT_TRACE3(( "Error[%d] has occurred in rule %d\n", errors[i], i ));
+ continue;
+ }
+
+ args2.flags = FT_OPEN_PATHNAME;
+ args2.pathname = file_names[i] ? file_names[i] : args->pathname;
+
+ FT_TRACE3(( "Try rule %d: %s (offset=%d) ...",
+ i, args2.pathname, offsets[i] ));
+
+ error = FT_Stream_New( library, &args2, &stream2 );
+ if ( is_darwin_vfs && error == FT_Err_Cannot_Open_Stream )
+ vfs_rfork_has_no_font = TRUE;
+
+ if ( error )
+ {
+ FT_TRACE3(( "failed\n" ));
+ continue;
+ }
+
+ error = IsMacResource( library, stream2, offsets[i],
+ face_index, aface );
+ FT_Stream_Free( stream2, 0 );
+
+ FT_TRACE3(( "%s\n", error ? "failed": "successful" ));
+
+ if ( !error )
+ break;
+ else if ( is_darwin_vfs )
+ vfs_rfork_has_no_font = TRUE;
+ }
+
+ for (i = 0; i < FT_RACCESS_N_RULES; i++)
+ {
+ if ( file_names[i] )
+ FT_FREE( file_names[i] );
+ }
+
+ /* Caller (load_mac_face) requires FT_Err_Unknown_File_Format. */
+ if ( error )
+ error = FT_Err_Unknown_File_Format;
+
+ return error;
+
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_objs
+
+ }
+
+
+ /* Check for some macintosh formats without Carbon framework. */
+ /* Is this a macbinary file? If so look at the resource fork. */
+ /* Is this a mac dfont file? */
+ /* Is this an old style resource fork? (in data) */
+ /* Else call load_face_in_embedded_rfork to try extra rules */
+ /* (defined in `ftrfork.c'). */
+ /* */
+ static FT_Error
+ load_mac_face( FT_Library library,
+ FT_Stream stream,
+ FT_Long face_index,
+ FT_Face *aface,
+ const FT_Open_Args *args )
+ {
+ FT_Error error;
+ FT_UNUSED( args );
+
+
+ error = IsMacBinary( library, stream, face_index, aface );
+ if ( FT_ERROR_BASE( error ) == FT_Err_Unknown_File_Format )
+ {
+
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_raccess
+
+ FT_TRACE3(( "Try as dfont: %s ...", args->pathname ));
+
+ error = IsMacResource( library, stream, 0, face_index, aface );
+
+ FT_TRACE3(( "%s\n", error ? "failed" : "successful" ));
+
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_objs
+
+ }
+
+ if ( ( FT_ERROR_BASE( error ) == FT_Err_Unknown_File_Format ||
+ FT_ERROR_BASE( error ) == FT_Err_Invalid_Stream_Operation ) &&
+ ( args->flags & FT_OPEN_PATHNAME ) )
+ error = load_face_in_embedded_rfork( library, stream,
+ face_index, aface, args );
+ return error;
+ }
+#endif
+
+#endif /* !FT_MACINTOSH && FT_CONFIG_OPTION_MAC_FONTS */
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Open_Face( FT_Library library,
+ const FT_Open_Args* args,
+ FT_Long face_index,
+ FT_Face *aface )
+ {
+ FT_Error error;
+ FT_Driver driver;
+ FT_Memory memory;
+ FT_Stream stream = NULL;
+ FT_Face face = NULL;
+ FT_ListNode node = NULL;
+ FT_Bool external_stream;
+ FT_Module* cur;
+ FT_Module* limit;
+
+
+ /* test for valid `library' delayed to */
+ /* FT_Stream_New() */
+
+ if ( ( !aface && face_index >= 0 ) || !args )
+ return FT_Err_Invalid_Argument;
+
+ external_stream = FT_BOOL( ( args->flags & FT_OPEN_STREAM ) &&
+ args->stream );
+
+ /* create input stream */
+ error = FT_Stream_New( library, args, &stream );
+ if ( error )
+ goto Fail3;
+
+ memory = library->memory;
+
+ /* If the font driver is specified in the `args' structure, use */
+ /* it. Otherwise, we scan the list of registered drivers. */
+ if ( ( args->flags & FT_OPEN_DRIVER ) && args->driver )
+ {
+ driver = FT_DRIVER( args->driver );
+
+ /* not all modules are drivers, so check... */
+ if ( FT_MODULE_IS_DRIVER( driver ) )
+ {
+ FT_Int num_params = 0;
+ FT_Parameter* params = 0;
+
+
+ if ( args->flags & FT_OPEN_PARAMS )
+ {
+ num_params = args->num_params;
+ params = args->params;
+ }
+
+ error = open_face( driver, stream, face_index,
+ num_params, params, &face );
+ if ( !error )
+ goto Success;
+ }
+ else
+ error = FT_Err_Invalid_Handle;
+
+ FT_Stream_Free( stream, external_stream );
+ goto Fail;
+ }
+ else
+ {
+ /* check each font driver for an appropriate format */
+ cur = library->modules;
+ limit = cur + library->num_modules;
+
+
+ for ( ; cur < limit; cur++ )
+ {
+ /* not all modules are font drivers, so check... */
+ if ( FT_MODULE_IS_DRIVER( cur[0] ) )
+ {
+ FT_Int num_params = 0;
+ FT_Parameter* params = 0;
+
+
+ driver = FT_DRIVER( cur[0] );
+
+ if ( args->flags & FT_OPEN_PARAMS )
+ {
+ num_params = args->num_params;
+ params = args->params;
+ }
+
+ error = open_face( driver, stream, face_index,
+ num_params, params, &face );
+ if ( !error )
+ goto Success;
+
+#ifdef FT_CONFIG_OPTION_MAC_FONTS
+ if ( ft_strcmp( cur[0]->clazz->module_name, "truetype" ) == 0 &&
+ FT_ERROR_BASE( error ) == FT_Err_Table_Missing )
+ {
+ /* TrueType but essential tables are missing */
+ if ( FT_Stream_Seek( stream, 0 ) )
+ break;
+
+ error = open_face_PS_from_sfnt_stream( library,
+ stream,
+ face_index,
+ num_params,
+ params,
+ aface );
+ if ( !error )
+ {
+ FT_Stream_Free( stream, external_stream );
+ return error;
+ }
+ }
+#endif
+
+ if ( FT_ERROR_BASE( error ) != FT_Err_Unknown_File_Format )
+ goto Fail3;
+ }
+ }
+
+ Fail3:
+ /* If we are on the mac, and we get an FT_Err_Invalid_Stream_Operation */
+ /* it may be because we have an empty data fork, so we need to check */
+ /* the resource fork. */
+ if ( FT_ERROR_BASE( error ) != FT_Err_Cannot_Open_Stream &&
+ FT_ERROR_BASE( error ) != FT_Err_Unknown_File_Format &&
+ FT_ERROR_BASE( error ) != FT_Err_Invalid_Stream_Operation )
+ goto Fail2;
+
+#if !defined( FT_MACINTOSH ) && defined( FT_CONFIG_OPTION_MAC_FONTS )
+ error = load_mac_face( library, stream, face_index, aface, args );
+ if ( !error )
+ {
+ /* We don't want to go to Success here. We've already done that. */
+ /* On the other hand, if we succeeded we still need to close this */
+ /* stream (we opened a different stream which extracted the */
+ /* interesting information out of this stream here. That stream */
+ /* will still be open and the face will point to it). */
+ FT_Stream_Free( stream, external_stream );
+ return error;
+ }
+
+ if ( FT_ERROR_BASE( error ) != FT_Err_Unknown_File_Format )
+ goto Fail2;
+#endif /* !FT_MACINTOSH && FT_CONFIG_OPTION_MAC_FONTS */
+
+ /* no driver is able to handle this format */
+ error = FT_Err_Unknown_File_Format;
+
+ Fail2:
+ FT_Stream_Free( stream, external_stream );
+ goto Fail;
+ }
+
+ Success:
+ FT_TRACE4(( "FT_Open_Face: New face object, adding to list\n" ));
+
+ /* set the FT_FACE_FLAG_EXTERNAL_STREAM bit for FT_Done_Face */
+ if ( external_stream )
+ face->face_flags |= FT_FACE_FLAG_EXTERNAL_STREAM;
+
+ /* add the face object to its driver's list */
+ if ( FT_NEW( node ) )
+ goto Fail;
+
+ node->data = face;
+ /* don't assume driver is the same as face->driver, so use */
+ /* face->driver instead. */
+ FT_List_Add( &face->driver->faces_list, node );
+
+ /* now allocate a glyph slot object for the face */
+ FT_TRACE4(( "FT_Open_Face: Creating glyph slot\n" ));
+
+ if ( face_index >= 0 )
+ {
+ error = FT_New_GlyphSlot( face, NULL );
+ if ( error )
+ goto Fail;
+
+ /* finally, allocate a size object for the face */
+ {
+ FT_Size size;
+
+
+ FT_TRACE4(( "FT_Open_Face: Creating size object\n" ));
+
+ error = FT_New_Size( face, &size );
+ if ( error )
+ goto Fail;
+
+ face->size = size;
+ }
+ }
+
+ /* some checks */
+
+ if ( FT_IS_SCALABLE( face ) )
+ {
+ if ( face->height < 0 )
+ face->height = (FT_Short)-face->height;
+
+ if ( !FT_HAS_VERTICAL( face ) )
+ face->max_advance_height = (FT_Short)face->height;
+ }
+
+ if ( FT_HAS_FIXED_SIZES( face ) )
+ {
+ FT_Int i;
+
+
+ for ( i = 0; i < face->num_fixed_sizes; i++ )
+ {
+ FT_Bitmap_Size* bsize = face->available_sizes + i;
+
+
+ if ( bsize->height < 0 )
+ bsize->height = (FT_Short)-bsize->height;
+ if ( bsize->x_ppem < 0 )
+ bsize->x_ppem = (FT_Short)-bsize->x_ppem;
+ if ( bsize->y_ppem < 0 )
+ bsize->y_ppem = -bsize->y_ppem;
+ }
+ }
+
+ /* initialize internal face data */
+ {
+ FT_Face_Internal internal = face->internal;
+
+
+ internal->transform_matrix.xx = 0x10000L;
+ internal->transform_matrix.xy = 0;
+ internal->transform_matrix.yx = 0;
+ internal->transform_matrix.yy = 0x10000L;
+
+ internal->transform_delta.x = 0;
+ internal->transform_delta.y = 0;
+
+ internal->refcount = 1;
+ }
+
+ if ( aface )
+ *aface = face;
+ else
+ FT_Done_Face( face );
+
+ goto Exit;
+
+ Fail:
+ FT_Done_Face( face );
+
+ Exit:
+ FT_TRACE4(( "FT_Open_Face: Return %d\n", error ));
+
+ return error;
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Attach_File( FT_Face face,
+ const char* filepathname )
+ {
+ FT_Open_Args open;
+
+
+ /* test for valid `face' delayed to FT_Attach_Stream() */
+
+ if ( !filepathname )
+ return FT_Err_Invalid_Argument;
+
+ open.stream = NULL;
+ open.flags = FT_OPEN_PATHNAME;
+ open.pathname = (char*)filepathname;
+
+ return FT_Attach_Stream( face, &open );
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Attach_Stream( FT_Face face,
+ FT_Open_Args* parameters )
+ {
+ FT_Stream stream;
+ FT_Error error;
+ FT_Driver driver;
+
+ FT_Driver_Class clazz;
+
+
+ /* test for valid `parameters' delayed to FT_Stream_New() */
+
+ if ( !face )
+ return FT_Err_Invalid_Face_Handle;
+
+ driver = face->driver;
+ if ( !driver )
+ return FT_Err_Invalid_Driver_Handle;
+
+ error = FT_Stream_New( driver->root.library, parameters, &stream );
+ if ( error )
+ goto Exit;
+
+ /* we implement FT_Attach_Stream in each driver through the */
+ /* `attach_file' interface */
+
+ error = FT_Err_Unimplemented_Feature;
+ clazz = driver->clazz;
+ if ( clazz->attach_file )
+ error = clazz->attach_file( face, stream );
+
+ /* close the attached stream */
+ FT_Stream_Free( stream,
+ (FT_Bool)( parameters->stream &&
+ ( parameters->flags & FT_OPEN_STREAM ) ) );
+
+ Exit:
+ return error;
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Reference_Face( FT_Face face )
+ {
+ face->internal->refcount++;
+
+ return FT_Err_Ok;
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Done_Face( FT_Face face )
+ {
+ FT_Error error;
+ FT_Driver driver;
+ FT_Memory memory;
+ FT_ListNode node;
+
+
+ error = FT_Err_Invalid_Face_Handle;
+ if ( face && face->driver )
+ {
+ face->internal->refcount--;
+ if ( face->internal->refcount > 0 )
+ error = FT_Err_Ok;
+ else
+ {
+ driver = face->driver;
+ memory = driver->root.memory;
+
+ /* find face in driver's list */
+ node = FT_List_Find( &driver->faces_list, face );
+ if ( node )
+ {
+ /* remove face object from the driver's list */
+ FT_List_Remove( &driver->faces_list, node );
+ FT_FREE( node );
+
+ /* now destroy the object proper */
+ destroy_face( memory, face, driver );
+ error = FT_Err_Ok;
+ }
+ }
+ }
+
+ return error;
+ }
+
+
+ /* documentation is in ftobjs.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_New_Size( FT_Face face,
+ FT_Size *asize )
+ {
+ FT_Error error;
+ FT_Memory memory;
+ FT_Driver driver;
+ FT_Driver_Class clazz;
+
+ FT_Size size = 0;
+ FT_ListNode node = 0;
+
+
+ if ( !face )
+ return FT_Err_Invalid_Face_Handle;
+
+ if ( !asize )
+ return FT_Err_Invalid_Size_Handle;
+
+ if ( !face->driver )
+ return FT_Err_Invalid_Driver_Handle;
+
+ *asize = 0;
+
+ driver = face->driver;
+ clazz = driver->clazz;
+ memory = face->memory;
+
+ /* Allocate new size object and perform basic initialisation */
+ if ( FT_ALLOC( size, clazz->size_object_size ) || FT_NEW( node ) )
+ goto Exit;
+
+ size->face = face;
+
+ /* for now, do not use any internal fields in size objects */
+ size->internal = 0;
+
+ if ( clazz->init_size )
+ error = clazz->init_size( size );
+
+ /* in case of success, add to the face's list */
+ if ( !error )
+ {
+ *asize = size;
+ node->data = size;
+ FT_List_Add( &face->sizes_list, node );
+ }
+
+ Exit:
+ if ( error )
+ {
+ FT_FREE( node );
+ FT_FREE( size );
+ }
+
+ return error;
+ }
+
+
+ /* documentation is in ftobjs.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Done_Size( FT_Size size )
+ {
+ FT_Error error;
+ FT_Driver driver;
+ FT_Memory memory;
+ FT_Face face;
+ FT_ListNode node;
+
+
+ if ( !size )
+ return FT_Err_Invalid_Size_Handle;
+
+ face = size->face;
+ if ( !face )
+ return FT_Err_Invalid_Face_Handle;
+
+ driver = face->driver;
+ if ( !driver )
+ return FT_Err_Invalid_Driver_Handle;
+
+ memory = driver->root.memory;
+
+ error = FT_Err_Ok;
+ node = FT_List_Find( &face->sizes_list, size );
+ if ( node )
+ {
+ FT_List_Remove( &face->sizes_list, node );
+ FT_FREE( node );
+
+ if ( face->size == size )
+ {
+ face->size = 0;
+ if ( face->sizes_list.head )
+ face->size = (FT_Size)(face->sizes_list.head->data);
+ }
+
+ destroy_size( memory, size, driver );
+ }
+ else
+ error = FT_Err_Invalid_Size_Handle;
+
+ return error;
+ }
+
+
+ /* documentation is in ftobjs.h */
+
+ FT_BASE_DEF( FT_Error )
+ FT_Match_Size( FT_Face face,
+ FT_Size_Request req,
+ FT_Bool ignore_width,
+ FT_ULong* size_index )
+ {
+ FT_Int i;
+ FT_Long w, h;
+
+
+ if ( !FT_HAS_FIXED_SIZES( face ) )
+ return FT_Err_Invalid_Face_Handle;
+
+ /* FT_Bitmap_Size doesn't provide enough info... */
+ if ( req->type != FT_SIZE_REQUEST_TYPE_NOMINAL )
+ return FT_Err_Unimplemented_Feature;
+
+ w = FT_REQUEST_WIDTH ( req );
+ h = FT_REQUEST_HEIGHT( req );
+
+ if ( req->width && !req->height )
+ h = w;
+ else if ( !req->width && req->height )
+ w = h;
+
+ w = FT_PIX_ROUND( w );
+ h = FT_PIX_ROUND( h );
+
+ for ( i = 0; i < face->num_fixed_sizes; i++ )
+ {
+ FT_Bitmap_Size* bsize = face->available_sizes + i;
+
+
+ if ( h != FT_PIX_ROUND( bsize->y_ppem ) )
+ continue;
+
+ if ( w == FT_PIX_ROUND( bsize->x_ppem ) || ignore_width )
+ {
+ if ( size_index )
+ *size_index = (FT_ULong)i;
+
+ return FT_Err_Ok;
+ }
+ }
+
+ return FT_Err_Invalid_Pixel_Size;
+ }
+
+
+ /* documentation is in ftobjs.h */
+
+ FT_BASE_DEF( void )
+ ft_synthesize_vertical_metrics( FT_Glyph_Metrics* metrics,
+ FT_Pos advance )
+ {
+ FT_Pos height = metrics->height;
+
+
+ /* compensate for glyph with bbox above/below the baseline */
+ if ( metrics->horiBearingY < 0 )
+ {
+ if ( height < metrics->horiBearingY )
+ height = metrics->horiBearingY;
+ }
+ else if ( metrics->horiBearingY > 0 )
+ height -= metrics->horiBearingY;
+
+ /* the factor 1.2 is a heuristical value */
+ if ( !advance )
+ advance = height * 12 / 10;
+
+ metrics->vertBearingX = metrics->horiBearingX - metrics->horiAdvance / 2;
+ metrics->vertBearingY = ( advance - height ) / 2;
+ metrics->vertAdvance = advance;
+ }
+
+
+ static void
+ ft_recompute_scaled_metrics( FT_Face face,
+ FT_Size_Metrics* metrics )
+ {
+ /* Compute root ascender, descender, test height, and max_advance */
+
+#ifdef GRID_FIT_METRICS
+ metrics->ascender = FT_PIX_CEIL( FT_MulFix( face->ascender,
+ metrics->y_scale ) );
+
+ metrics->descender = FT_PIX_FLOOR( FT_MulFix( face->descender,
+ metrics->y_scale ) );
+
+ metrics->height = FT_PIX_ROUND( FT_MulFix( face->height,
+ metrics->y_scale ) );
+
+ metrics->max_advance = FT_PIX_ROUND( FT_MulFix( face->max_advance_width,
+ metrics->x_scale ) );
+#else /* !GRID_FIT_METRICS */
+ metrics->ascender = FT_MulFix( face->ascender,
+ metrics->y_scale );
+
+ metrics->descender = FT_MulFix( face->descender,
+ metrics->y_scale );
+
+ metrics->height = FT_MulFix( face->height,
+ metrics->y_scale );
+
+ metrics->max_advance = FT_MulFix( face->max_advance_width,
+ metrics->x_scale );
+#endif /* !GRID_FIT_METRICS */
+ }
+
+
+ FT_BASE_DEF( void )
+ FT_Select_Metrics( FT_Face face,
+ FT_ULong strike_index )
+ {
+ FT_Size_Metrics* metrics;
+ FT_Bitmap_Size* bsize;
+
+
+ metrics = &face->size->metrics;
+ bsize = face->available_sizes + strike_index;
+
+ metrics->x_ppem = (FT_UShort)( ( bsize->x_ppem + 32 ) >> 6 );
+ metrics->y_ppem = (FT_UShort)( ( bsize->y_ppem + 32 ) >> 6 );
+
+ if ( FT_IS_SCALABLE( face ) )
+ {
+ metrics->x_scale = FT_DivFix( bsize->x_ppem,
+ face->units_per_EM );
+ metrics->y_scale = FT_DivFix( bsize->y_ppem,
+ face->units_per_EM );
+
+ ft_recompute_scaled_metrics( face, metrics );
+ }
+ else
+ {
+ metrics->x_scale = 1L << 16;
+ metrics->y_scale = 1L << 16;
+ metrics->ascender = bsize->y_ppem;
+ metrics->descender = 0;
+ metrics->height = bsize->height << 6;
+ metrics->max_advance = bsize->x_ppem;
+ }
+
+ FT_TRACE5(( "FT_Select_Metrics:\n" ));
+ FT_TRACE5(( " x scale: %d (%f)\n",
+ metrics->x_scale, metrics->x_scale / 65536.0 ));
+ FT_TRACE5(( " y scale: %d (%f)\n",
+ metrics->y_scale, metrics->y_scale / 65536.0 ));
+ FT_TRACE5(( " ascender: %f\n", metrics->ascender / 64.0 ));
+ FT_TRACE5(( " descender: %f\n", metrics->descender / 64.0 ));
+ FT_TRACE5(( " height: %f\n", metrics->height / 64.0 ));
+ FT_TRACE5(( " max advance: %f\n", metrics->max_advance / 64.0 ));
+ FT_TRACE5(( " x ppem: %d\n", metrics->x_ppem ));
+ FT_TRACE5(( " y ppem: %d\n", metrics->y_ppem ));
+ }
+
+
+ FT_BASE_DEF( void )
+ FT_Request_Metrics( FT_Face face,
+ FT_Size_Request req )
+ {
+ FT_Size_Metrics* metrics;
+
+
+ metrics = &face->size->metrics;
+
+ if ( FT_IS_SCALABLE( face ) )
+ {
+ FT_Long w = 0, h = 0, scaled_w = 0, scaled_h = 0;
+
+
+ switch ( req->type )
+ {
+ case FT_SIZE_REQUEST_TYPE_NOMINAL:
+ w = h = face->units_per_EM;
+ break;
+
+ case FT_SIZE_REQUEST_TYPE_REAL_DIM:
+ w = h = face->ascender - face->descender;
+ break;
+
+ case FT_SIZE_REQUEST_TYPE_BBOX:
+ w = face->bbox.xMax - face->bbox.xMin;
+ h = face->bbox.yMax - face->bbox.yMin;
+ break;
+
+ case FT_SIZE_REQUEST_TYPE_CELL:
+ w = face->max_advance_width;
+ h = face->ascender - face->descender;
+ break;
+
+ case FT_SIZE_REQUEST_TYPE_SCALES:
+ metrics->x_scale = (FT_Fixed)req->width;
+ metrics->y_scale = (FT_Fixed)req->height;
+ if ( !metrics->x_scale )
+ metrics->x_scale = metrics->y_scale;
+ else if ( !metrics->y_scale )
+ metrics->y_scale = metrics->x_scale;
+ goto Calculate_Ppem;
+
+ case FT_SIZE_REQUEST_TYPE_MAX:
+ break;
+ }
+
+ /* to be on the safe side */
+ if ( w < 0 )
+ w = -w;
+
+ if ( h < 0 )
+ h = -h;
+
+ scaled_w = FT_REQUEST_WIDTH ( req );
+ scaled_h = FT_REQUEST_HEIGHT( req );
+
+ /* determine scales */
+ if ( req->width )
+ {
+ metrics->x_scale = FT_DivFix( scaled_w, w );
+
+ if ( req->height )
+ {
+ metrics->y_scale = FT_DivFix( scaled_h, h );
+
+ if ( req->type == FT_SIZE_REQUEST_TYPE_CELL )
+ {
+ if ( metrics->y_scale > metrics->x_scale )
+ metrics->y_scale = metrics->x_scale;
+ else
+ metrics->x_scale = metrics->y_scale;
+ }
+ }
+ else
+ {
+ metrics->y_scale = metrics->x_scale;
+ scaled_h = FT_MulDiv( scaled_w, h, w );
+ }
+ }
+ else
+ {
+ metrics->x_scale = metrics->y_scale = FT_DivFix( scaled_h, h );
+ scaled_w = FT_MulDiv( scaled_h, w, h );
+ }
+
+ Calculate_Ppem:
+ /* calculate the ppems */
+ if ( req->type != FT_SIZE_REQUEST_TYPE_NOMINAL )
+ {
+ scaled_w = FT_MulFix( face->units_per_EM, metrics->x_scale );
+ scaled_h = FT_MulFix( face->units_per_EM, metrics->y_scale );
+ }
+
+ metrics->x_ppem = (FT_UShort)( ( scaled_w + 32 ) >> 6 );
+ metrics->y_ppem = (FT_UShort)( ( scaled_h + 32 ) >> 6 );
+
+ ft_recompute_scaled_metrics( face, metrics );
+ }
+ else
+ {
+ FT_ZERO( metrics );
+ metrics->x_scale = 1L << 16;
+ metrics->y_scale = 1L << 16;
+ }
+
+ FT_TRACE5(( "FT_Request_Metrics:\n" ));
+ FT_TRACE5(( " x scale: %d (%f)\n",
+ metrics->x_scale, metrics->x_scale / 65536.0 ));
+ FT_TRACE5(( " y scale: %d (%f)\n",
+ metrics->y_scale, metrics->y_scale / 65536.0 ));
+ FT_TRACE5(( " ascender: %f\n", metrics->ascender / 64.0 ));
+ FT_TRACE5(( " descender: %f\n", metrics->descender / 64.0 ));
+ FT_TRACE5(( " height: %f\n", metrics->height / 64.0 ));
+ FT_TRACE5(( " max advance: %f\n", metrics->max_advance / 64.0 ));
+ FT_TRACE5(( " x ppem: %d\n", metrics->x_ppem ));
+ FT_TRACE5(( " y ppem: %d\n", metrics->y_ppem ));
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Select_Size( FT_Face face,
+ FT_Int strike_index )
+ {
+ FT_Driver_Class clazz;
+
+
+ if ( !face || !FT_HAS_FIXED_SIZES( face ) )
+ return FT_Err_Invalid_Face_Handle;
+
+ if ( strike_index < 0 || strike_index >= face->num_fixed_sizes )
+ return FT_Err_Invalid_Argument;
+
+ clazz = face->driver->clazz;
+
+ if ( clazz->select_size )
+ {
+ FT_Error error;
+
+
+ error = clazz->select_size( face->size, (FT_ULong)strike_index );
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+ {
+ FT_Size_Metrics* metrics = &face->size->metrics;
+
+
+ FT_TRACE5(( "FT_Select_Size (font driver's `select_size'):\n" ));
+ FT_TRACE5(( " x scale: %d (%f)\n",
+ metrics->x_scale, metrics->x_scale / 65536.0 ));
+ FT_TRACE5(( " y scale: %d (%f)\n",
+ metrics->y_scale, metrics->y_scale / 65536.0 ));
+ FT_TRACE5(( " ascender: %f\n", metrics->ascender / 64.0 ));
+ FT_TRACE5(( " descender: %f\n", metrics->descender / 64.0 ));
+ FT_TRACE5(( " height: %f\n", metrics->height / 64.0 ));
+ FT_TRACE5(( " max advance: %f\n", metrics->max_advance / 64.0 ));
+ FT_TRACE5(( " x ppem: %d\n", metrics->x_ppem ));
+ FT_TRACE5(( " y ppem: %d\n", metrics->y_ppem ));
+ }
+#endif
+
+ return error;
+ }
+
+ FT_Select_Metrics( face, (FT_ULong)strike_index );
+
+ return FT_Err_Ok;
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Request_Size( FT_Face face,
+ FT_Size_Request req )
+ {
+ FT_Driver_Class clazz;
+ FT_ULong strike_index;
+
+
+ if ( !face )
+ return FT_Err_Invalid_Face_Handle;
+
+ if ( !req || req->width < 0 || req->height < 0 ||
+ req->type >= FT_SIZE_REQUEST_TYPE_MAX )
+ return FT_Err_Invalid_Argument;
+
+ clazz = face->driver->clazz;
+
+ if ( clazz->request_size )
+ {
+ FT_Error error;
+
+
+ error = clazz->request_size( face->size, req );
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+ {
+ FT_Size_Metrics* metrics = &face->size->metrics;
+
+
+ FT_TRACE5(( "FT_Request_Size (font driver's `request_size'):\n" ));
+ FT_TRACE5(( " x scale: %d (%f)\n",
+ metrics->x_scale, metrics->x_scale / 65536.0 ));
+ FT_TRACE5(( " y scale: %d (%f)\n",
+ metrics->y_scale, metrics->y_scale / 65536.0 ));
+ FT_TRACE5(( " ascender: %f\n", metrics->ascender / 64.0 ));
+ FT_TRACE5(( " descender: %f\n", metrics->descender / 64.0 ));
+ FT_TRACE5(( " height: %f\n", metrics->height / 64.0 ));
+ FT_TRACE5(( " max advance: %f\n", metrics->max_advance / 64.0 ));
+ FT_TRACE5(( " x ppem: %d\n", metrics->x_ppem ));
+ FT_TRACE5(( " y ppem: %d\n", metrics->y_ppem ));
+ }
+#endif
+
+ return error;
+ }
+
+ /*
+ * The reason that a driver doesn't have `request_size' defined is
+ * either that the scaling here suffices or that the supported formats
+ * are bitmap-only and size matching is not implemented.
+ *
+ * In the latter case, a simple size matching is done.
+ */
+ if ( !FT_IS_SCALABLE( face ) && FT_HAS_FIXED_SIZES( face ) )
+ {
+ FT_Error error;
+
+
+ error = FT_Match_Size( face, req, 0, &strike_index );
+ if ( error )
+ return error;
+
+ FT_TRACE3(( "FT_Request_Size: bitmap strike %lu matched\n",
+ strike_index ));
+
+ return FT_Select_Size( face, (FT_Int)strike_index );
+ }
+
+ FT_Request_Metrics( face, req );
+
+ return FT_Err_Ok;
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Set_Char_Size( FT_Face face,
+ FT_F26Dot6 char_width,
+ FT_F26Dot6 char_height,
+ FT_UInt horz_resolution,
+ FT_UInt vert_resolution )
+ {
+ FT_Size_RequestRec req;
+
+
+ if ( !char_width )
+ char_width = char_height;
+ else if ( !char_height )
+ char_height = char_width;
+
+ if ( !horz_resolution )
+ horz_resolution = vert_resolution;
+ else if ( !vert_resolution )
+ vert_resolution = horz_resolution;
+
+ if ( char_width < 1 * 64 )
+ char_width = 1 * 64;
+ if ( char_height < 1 * 64 )
+ char_height = 1 * 64;
+
+ if ( !horz_resolution )
+ horz_resolution = vert_resolution = 72;
+
+ req.type = FT_SIZE_REQUEST_TYPE_NOMINAL;
+ req.width = char_width;
+ req.height = char_height;
+ req.horiResolution = horz_resolution;
+ req.vertResolution = vert_resolution;
+
+ return FT_Request_Size( face, &req );
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Set_Pixel_Sizes( FT_Face face,
+ FT_UInt pixel_width,
+ FT_UInt pixel_height )
+ {
+ FT_Size_RequestRec req;
+
+
+ if ( pixel_width == 0 )
+ pixel_width = pixel_height;
+ else if ( pixel_height == 0 )
+ pixel_height = pixel_width;
+
+ if ( pixel_width < 1 )
+ pixel_width = 1;
+ if ( pixel_height < 1 )
+ pixel_height = 1;
+
+ /* use `>=' to avoid potential compiler warning on 16bit platforms */
+ if ( pixel_width >= 0xFFFFU )
+ pixel_width = 0xFFFFU;
+ if ( pixel_height >= 0xFFFFU )
+ pixel_height = 0xFFFFU;
+
+ req.type = FT_SIZE_REQUEST_TYPE_NOMINAL;
+ req.width = pixel_width << 6;
+ req.height = pixel_height << 6;
+ req.horiResolution = 0;
+ req.vertResolution = 0;
+
+ return FT_Request_Size( face, &req );
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Get_Kerning( FT_Face face,
+ FT_UInt left_glyph,
+ FT_UInt right_glyph,
+ FT_UInt kern_mode,
+ FT_Vector *akerning )
+ {
+ FT_Error error = FT_Err_Ok;
+ FT_Driver driver;
+
+
+ if ( !face )
+ return FT_Err_Invalid_Face_Handle;
+
+ if ( !akerning )
+ return FT_Err_Invalid_Argument;
+
+ driver = face->driver;
+
+ akerning->x = 0;
+ akerning->y = 0;
+
+ if ( driver->clazz->get_kerning )
+ {
+ error = driver->clazz->get_kerning( face,
+ left_glyph,
+ right_glyph,
+ akerning );
+ if ( !error )
+ {
+ if ( kern_mode != FT_KERNING_UNSCALED )
+ {
+ akerning->x = FT_MulFix( akerning->x, face->size->metrics.x_scale );
+ akerning->y = FT_MulFix( akerning->y, face->size->metrics.y_scale );
+
+ if ( kern_mode != FT_KERNING_UNFITTED )
+ {
+ /* we scale down kerning values for small ppem values */
+ /* to avoid that rounding makes them too big. */
+ /* `25' has been determined heuristically. */
+ if ( face->size->metrics.x_ppem < 25 )
+ akerning->x = FT_MulDiv( akerning->x,
+ face->size->metrics.x_ppem, 25 );
+ if ( face->size->metrics.y_ppem < 25 )
+ akerning->y = FT_MulDiv( akerning->y,
+ face->size->metrics.y_ppem, 25 );
+
+ akerning->x = FT_PIX_ROUND( akerning->x );
+ akerning->y = FT_PIX_ROUND( akerning->y );
+ }
+ }
+ }
+ }
+
+ return error;
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Get_Track_Kerning( FT_Face face,
+ FT_Fixed point_size,
+ FT_Int degree,
+ FT_Fixed* akerning )
+ {
+ FT_Service_Kerning service;
+ FT_Error error = FT_Err_Ok;
+
+
+ if ( !face )
+ return FT_Err_Invalid_Face_Handle;
+
+ if ( !akerning )
+ return FT_Err_Invalid_Argument;
+
+ FT_FACE_FIND_SERVICE( face, service, KERNING );
+ if ( !service )
+ return FT_Err_Unimplemented_Feature;
+
+ error = service->get_track( face,
+ point_size,
+ degree,
+ akerning );
+
+ return error;
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Select_Charmap( FT_Face face,
+ FT_Encoding encoding )
+ {
+ FT_CharMap* cur;
+ FT_CharMap* limit;
+
+
+ if ( !face )
+ return FT_Err_Invalid_Face_Handle;
+
+ if ( encoding == FT_ENCODING_NONE )
+ return FT_Err_Invalid_Argument;
+
+ /* FT_ENCODING_UNICODE is special. We try to find the `best' Unicode */
+ /* charmap available, i.e., one with UCS-4 characters, if possible. */
+ /* */
+ /* This is done by find_unicode_charmap() above, to share code. */
+ if ( encoding == FT_ENCODING_UNICODE )
+ return find_unicode_charmap( face );
+
+ cur = face->charmaps;
+ if ( !cur )
+ return FT_Err_Invalid_CharMap_Handle;
+
+ limit = cur + face->num_charmaps;
+
+ for ( ; cur < limit; cur++ )
+ {
+ if ( cur[0]->encoding == encoding )
+ {
+#ifdef FT_MAX_CHARMAP_CACHEABLE
+ if ( cur - face->charmaps > FT_MAX_CHARMAP_CACHEABLE )
+ {
+ FT_ERROR(( "FT_Select_Charmap: requested charmap is found (%d), "
+ "but in too late position to cache\n",
+ cur - face->charmaps ));
+ continue;
+ }
+#endif
+ face->charmap = cur[0];
+ return 0;
+ }
+ }
+
+ return FT_Err_Invalid_Argument;
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Set_Charmap( FT_Face face,
+ FT_CharMap charmap )
+ {
+ FT_CharMap* cur;
+ FT_CharMap* limit;
+
+
+ if ( !face )
+ return FT_Err_Invalid_Face_Handle;
+
+ cur = face->charmaps;
+ if ( !cur )
+ return FT_Err_Invalid_CharMap_Handle;
+ if ( FT_Get_CMap_Format( charmap ) == 14 )
+ return FT_Err_Invalid_Argument;
+
+ limit = cur + face->num_charmaps;
+
+ for ( ; cur < limit; cur++ )
+ {
+ if ( cur[0] == charmap )
+ {
+#ifdef FT_MAX_CHARMAP_CACHEABLE
+ if ( cur - face->charmaps > FT_MAX_CHARMAP_CACHEABLE )
+ {
+ FT_ERROR(( "FT_Set_Charmap: requested charmap is found (%d), "
+ "but in too late position to cache\n",
+ cur - face->charmaps ));
+ continue;
+ }
+#endif
+ face->charmap = cur[0];
+ return 0;
+ }
+ }
+ return FT_Err_Invalid_Argument;
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_Int )
+ FT_Get_Charmap_Index( FT_CharMap charmap )
+ {
+ FT_Int i;
+
+
+ if ( !charmap || !charmap->face )
+ return -1;
+
+ for ( i = 0; i < charmap->face->num_charmaps; i++ )
+ if ( charmap->face->charmaps[i] == charmap )
+ break;
+
+ FT_ASSERT( i < charmap->face->num_charmaps );
+
+#ifdef FT_MAX_CHARMAP_CACHEABLE
+ if ( i > FT_MAX_CHARMAP_CACHEABLE )
+ {
+ FT_ERROR(( "FT_Get_Charmap_Index: requested charmap is found (%d), "
+ "but in too late position to cache\n",
+ i ));
+ return -i;
+ }
+#endif
+ return i;
+ }
+
+
+ static void
+ ft_cmap_done_internal( FT_CMap cmap )
+ {
+ FT_CMap_Class clazz = cmap->clazz;
+ FT_Face face = cmap->charmap.face;
+ FT_Memory memory = FT_FACE_MEMORY(face);
+
+
+ if ( clazz->done )
+ clazz->done( cmap );
+
+ FT_FREE( cmap );
+ }
+
+
+ FT_BASE_DEF( void )
+ FT_CMap_Done( FT_CMap cmap )
+ {
+ if ( cmap )
+ {
+ FT_Face face = cmap->charmap.face;
+ FT_Memory memory = FT_FACE_MEMORY( face );
+ FT_Error error;
+ FT_Int i, j;
+
+
+ for ( i = 0; i < face->num_charmaps; i++ )
+ {
+ if ( (FT_CMap)face->charmaps[i] == cmap )
+ {
+ FT_CharMap last_charmap = face->charmaps[face->num_charmaps - 1];
+
+
+ if ( FT_RENEW_ARRAY( face->charmaps,
+ face->num_charmaps,
+ face->num_charmaps - 1 ) )
+ return;
+
+ /* remove it from our list of charmaps */
+ for ( j = i + 1; j < face->num_charmaps; j++ )
+ {
+ if ( j == face->num_charmaps - 1 )
+ face->charmaps[j - 1] = last_charmap;
+ else
+ face->charmaps[j - 1] = face->charmaps[j];
+ }
+
+ face->num_charmaps--;
+
+ if ( (FT_CMap)face->charmap == cmap )
+ face->charmap = NULL;
+
+ ft_cmap_done_internal( cmap );
+
+ break;
+ }
+ }
+ }
+ }
+
+
+ FT_BASE_DEF( FT_Error )
+ FT_CMap_New( FT_CMap_Class clazz,
+ FT_Pointer init_data,
+ FT_CharMap charmap,
+ FT_CMap *acmap )
+ {
+ FT_Error error = FT_Err_Ok;
+ FT_Face face;
+ FT_Memory memory;
+ FT_CMap cmap = NULL;
+
+
+ if ( clazz == NULL || charmap == NULL || charmap->face == NULL )
+ return FT_Err_Invalid_Argument;
+
+ face = charmap->face;
+ memory = FT_FACE_MEMORY( face );
+
+ if ( !FT_ALLOC( cmap, clazz->size ) )
+ {
+ cmap->charmap = *charmap;
+ cmap->clazz = clazz;
+
+ if ( clazz->init )
+ {
+ error = clazz->init( cmap, init_data );
+ if ( error )
+ goto Fail;
+ }
+
+ /* add it to our list of charmaps */
+ if ( FT_RENEW_ARRAY( face->charmaps,
+ face->num_charmaps,
+ face->num_charmaps + 1 ) )
+ goto Fail;
+
+ face->charmaps[face->num_charmaps++] = (FT_CharMap)cmap;
+ }
+
+ Exit:
+ if ( acmap )
+ *acmap = cmap;
+
+ return error;
+
+ Fail:
+ ft_cmap_done_internal( cmap );
+ cmap = NULL;
+ goto Exit;
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_UInt )
+ FT_Get_Char_Index( FT_Face face,
+ FT_ULong charcode )
+ {
+ FT_UInt result = 0;
+
+
+ if ( face && face->charmap )
+ {
+ FT_CMap cmap = FT_CMAP( face->charmap );
+
+
+ if ( charcode > 0xFFFFFFFFUL )
+ {
+ FT_TRACE1(( "FT_Get_Char_Index: too large charcode" ));
+ FT_TRACE1(( " 0x%x is truncated\n", charcode ));
+ }
+ result = cmap->clazz->char_index( cmap, (FT_UInt32)charcode );
+ }
+ return result;
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_ULong )
+ FT_Get_First_Char( FT_Face face,
+ FT_UInt *agindex )
+ {
+ FT_ULong result = 0;
+ FT_UInt gindex = 0;
+
+
+ if ( face && face->charmap && face->num_glyphs )
+ {
+ gindex = FT_Get_Char_Index( face, 0 );
+ if ( gindex == 0 || gindex >= (FT_UInt)face->num_glyphs )
+ result = FT_Get_Next_Char( face, 0, &gindex );
+ }
+
+ if ( agindex )
+ *agindex = gindex;
+
+ return result;
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_ULong )
+ FT_Get_Next_Char( FT_Face face,
+ FT_ULong charcode,
+ FT_UInt *agindex )
+ {
+ FT_ULong result = 0;
+ FT_UInt gindex = 0;
+
+
+ if ( face && face->charmap && face->num_glyphs )
+ {
+ FT_UInt32 code = (FT_UInt32)charcode;
+ FT_CMap cmap = FT_CMAP( face->charmap );
+
+
+ do {
+ gindex = cmap->clazz->char_next( cmap, &code );
+ } while ( gindex >= (FT_UInt)face->num_glyphs );
+
+ result = ( gindex == 0 ) ? 0 : code;
+ }
+
+ if ( agindex )
+ *agindex = gindex;
+
+ return result;
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_UInt )
+ FT_Face_GetCharVariantIndex( FT_Face face,
+ FT_ULong charcode,
+ FT_ULong variantSelector )
+ {
+ FT_UInt result = 0;
+
+
+ if ( face && face->charmap &&
+ face->charmap->encoding == FT_ENCODING_UNICODE )
+ {
+ FT_CharMap charmap = find_variant_selector_charmap( face );
+ FT_CMap ucmap = FT_CMAP( face->charmap );
+
+
+ if ( charmap != NULL )
+ {
+ FT_CMap vcmap = FT_CMAP( charmap );
+
+
+ if ( charcode > 0xFFFFFFFFUL )
+ {
+ FT_TRACE1(( "FT_Get_Char_Index: too large charcode" ));
+ FT_TRACE1(( " 0x%x is truncated\n", charcode ));
+ }
+ if ( variantSelector > 0xFFFFFFFFUL )
+ {
+ FT_TRACE1(( "FT_Get_Char_Index: too large variantSelector" ));
+ FT_TRACE1(( " 0x%x is truncated\n", variantSelector ));
+ }
+
+ result = vcmap->clazz->char_var_index( vcmap, ucmap,
+ (FT_UInt32)charcode,
+ (FT_UInt32)variantSelector );
+ }
+ }
+
+ return result;
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_Int )
+ FT_Face_GetCharVariantIsDefault( FT_Face face,
+ FT_ULong charcode,
+ FT_ULong variantSelector )
+ {
+ FT_Int result = -1;
+
+
+ if ( face )
+ {
+ FT_CharMap charmap = find_variant_selector_charmap( face );
+
+
+ if ( charmap != NULL )
+ {
+ FT_CMap vcmap = FT_CMAP( charmap );
+
+
+ if ( charcode > 0xFFFFFFFFUL )
+ {
+ FT_TRACE1(( "FT_Get_Char_Index: too large charcode" ));
+ FT_TRACE1(( " 0x%x is truncated\n", charcode ));
+ }
+ if ( variantSelector > 0xFFFFFFFFUL )
+ {
+ FT_TRACE1(( "FT_Get_Char_Index: too large variantSelector" ));
+ FT_TRACE1(( " 0x%x is truncated\n", variantSelector ));
+ }
+
+ result = vcmap->clazz->char_var_default( vcmap,
+ (FT_UInt32)charcode,
+ (FT_UInt32)variantSelector );
+ }
+ }
+
+ return result;
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_UInt32* )
+ FT_Face_GetVariantSelectors( FT_Face face )
+ {
+ FT_UInt32 *result = NULL;
+
+
+ if ( face )
+ {
+ FT_CharMap charmap = find_variant_selector_charmap( face );
+
+
+ if ( charmap != NULL )
+ {
+ FT_CMap vcmap = FT_CMAP( charmap );
+ FT_Memory memory = FT_FACE_MEMORY( face );
+
+
+ result = vcmap->clazz->variant_list( vcmap, memory );
+ }
+ }
+
+ return result;
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_UInt32* )
+ FT_Face_GetVariantsOfChar( FT_Face face,
+ FT_ULong charcode )
+ {
+ FT_UInt32 *result = NULL;
+
+
+ if ( face )
+ {
+ FT_CharMap charmap = find_variant_selector_charmap( face );
+
+
+ if ( charmap != NULL )
+ {
+ FT_CMap vcmap = FT_CMAP( charmap );
+ FT_Memory memory = FT_FACE_MEMORY( face );
+
+
+ if ( charcode > 0xFFFFFFFFUL )
+ {
+ FT_TRACE1(( "FT_Get_Char_Index: too large charcode" ));
+ FT_TRACE1(( " 0x%x is truncated\n", charcode ));
+ }
+
+ result = vcmap->clazz->charvariant_list( vcmap, memory,
+ (FT_UInt32)charcode );
+ }
+ }
+ return result;
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_UInt32* )
+ FT_Face_GetCharsOfVariant( FT_Face face,
+ FT_ULong variantSelector )
+ {
+ FT_UInt32 *result = NULL;
+
+
+ if ( face )
+ {
+ FT_CharMap charmap = find_variant_selector_charmap( face );
+
+
+ if ( charmap != NULL )
+ {
+ FT_CMap vcmap = FT_CMAP( charmap );
+ FT_Memory memory = FT_FACE_MEMORY( face );
+
+
+ if ( variantSelector > 0xFFFFFFFFUL )
+ {
+ FT_TRACE1(( "FT_Get_Char_Index: too large variantSelector" ));
+ FT_TRACE1(( " 0x%x is truncated\n", variantSelector ));
+ }
+
+ result = vcmap->clazz->variantchar_list( vcmap, memory,
+ (FT_UInt32)variantSelector );
+ }
+ }
+
+ return result;
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_UInt )
+ FT_Get_Name_Index( FT_Face face,
+ FT_String* glyph_name )
+ {
+ FT_UInt result = 0;
+
+
+ if ( face && FT_HAS_GLYPH_NAMES( face ) )
+ {
+ FT_Service_GlyphDict service;
+
+
+ FT_FACE_LOOKUP_SERVICE( face,
+ service,
+ GLYPH_DICT );
+
+ if ( service && service->name_index )
+ result = service->name_index( face, glyph_name );
+ }
+
+ return result;
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Get_Glyph_Name( FT_Face face,
+ FT_UInt glyph_index,
+ FT_Pointer buffer,
+ FT_UInt buffer_max )
+ {
+ FT_Error error = FT_Err_Invalid_Argument;
+
+
+ /* clean up buffer */
+ if ( buffer && buffer_max > 0 )
+ ((FT_Byte*)buffer)[0] = 0;
+
+ if ( face &&
+ (FT_Long)glyph_index <= face->num_glyphs &&
+ FT_HAS_GLYPH_NAMES( face ) )
+ {
+ FT_Service_GlyphDict service;
+
+
+ FT_FACE_LOOKUP_SERVICE( face,
+ service,
+ GLYPH_DICT );
+
+ if ( service && service->get_name )
+ error = service->get_name( face, glyph_index, buffer, buffer_max );
+ }
+
+ return error;
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( const char* )
+ FT_Get_Postscript_Name( FT_Face face )
+ {
+ const char* result = NULL;
+
+
+ if ( !face )
+ goto Exit;
+
+ if ( !result )
+ {
+ FT_Service_PsFontName service;
+
+
+ FT_FACE_LOOKUP_SERVICE( face,
+ service,
+ POSTSCRIPT_FONT_NAME );
+
+ if ( service && service->get_ps_font_name )
+ result = service->get_ps_font_name( face );
+ }
+
+ Exit:
+ return result;
+ }
+
+
+ /* documentation is in tttables.h */
+
+ FT_EXPORT_DEF( void* )
+ FT_Get_Sfnt_Table( FT_Face face,
+ FT_Sfnt_Tag tag )
+ {
+ void* table = 0;
+ FT_Service_SFNT_Table service;
+
+
+ if ( face && FT_IS_SFNT( face ) )
+ {
+ FT_FACE_FIND_SERVICE( face, service, SFNT_TABLE );
+ if ( service != NULL )
+ table = service->get_table( face, tag );
+ }
+
+ return table;
+ }
+
+
+ /* documentation is in tttables.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Load_Sfnt_Table( FT_Face face,
+ FT_ULong tag,
+ FT_Long offset,
+ FT_Byte* buffer,
+ FT_ULong* length )
+ {
+ FT_Service_SFNT_Table service;
+
+
+ if ( !face || !FT_IS_SFNT( face ) )
+ return FT_Err_Invalid_Face_Handle;
+
+ FT_FACE_FIND_SERVICE( face, service, SFNT_TABLE );
+ if ( service == NULL )
+ return FT_Err_Unimplemented_Feature;
+
+ return service->load_table( face, tag, offset, buffer, length );
+ }
+
+
+ /* documentation is in tttables.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Sfnt_Table_Info( FT_Face face,
+ FT_UInt table_index,
+ FT_ULong *tag,
+ FT_ULong *length )
+ {
+ FT_Service_SFNT_Table service;
+ FT_ULong offset;
+
+
+ if ( !face || !FT_IS_SFNT( face ) )
+ return FT_Err_Invalid_Face_Handle;
+
+ FT_FACE_FIND_SERVICE( face, service, SFNT_TABLE );
+ if ( service == NULL )
+ return FT_Err_Unimplemented_Feature;
+
+ return service->table_info( face, table_index, tag, &offset, length );
+ }
+
+
+ /* documentation is in tttables.h */
+
+ FT_EXPORT_DEF( FT_ULong )
+ FT_Get_CMap_Language_ID( FT_CharMap charmap )
+ {
+ FT_Service_TTCMaps service;
+ FT_Face face;
+ TT_CMapInfo cmap_info;
+
+
+ if ( !charmap || !charmap->face )
+ return 0;
+
+ face = charmap->face;
+ FT_FACE_FIND_SERVICE( face, service, TT_CMAP );
+ if ( service == NULL )
+ return 0;
+ if ( service->get_cmap_info( charmap, &cmap_info ))
+ return 0;
+
+ return cmap_info.language;
+ }
+
+
+ /* documentation is in tttables.h */
+
+ FT_EXPORT_DEF( FT_Long )
+ FT_Get_CMap_Format( FT_CharMap charmap )
+ {
+ FT_Service_TTCMaps service;
+ FT_Face face;
+ TT_CMapInfo cmap_info;
+
+
+ if ( !charmap || !charmap->face )
+ return -1;
+
+ face = charmap->face;
+ FT_FACE_FIND_SERVICE( face, service, TT_CMAP );
+ if ( service == NULL )
+ return -1;
+ if ( service->get_cmap_info( charmap, &cmap_info ))
+ return -1;
+
+ return cmap_info.format;
+ }
+
+
+ /* documentation is in ftsizes.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Activate_Size( FT_Size size )
+ {
+ FT_Face face;
+
+
+ if ( size == NULL )
+ return FT_Err_Invalid_Argument;
+
+ face = size->face;
+ if ( face == NULL || face->driver == NULL )
+ return FT_Err_Invalid_Argument;
+
+ /* we don't need anything more complex than that; all size objects */
+ /* are already listed by the face */
+ face->size = size;
+
+ return FT_Err_Ok;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** ****/
+ /**** R E N D E R E R S ****/
+ /**** ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* lookup a renderer by glyph format in the library's list */
+ FT_BASE_DEF( FT_Renderer )
+ FT_Lookup_Renderer( FT_Library library,
+ FT_Glyph_Format format,
+ FT_ListNode* node )
+ {
+ FT_ListNode cur;
+ FT_Renderer result = 0;
+
+
+ if ( !library )
+ goto Exit;
+
+ cur = library->renderers.head;
+
+ if ( node )
+ {
+ if ( *node )
+ cur = (*node)->next;
+ *node = 0;
+ }
+
+ while ( cur )
+ {
+ FT_Renderer renderer = FT_RENDERER( cur->data );
+
+
+ if ( renderer->glyph_format == format )
+ {
+ if ( node )
+ *node = cur;
+
+ result = renderer;
+ break;
+ }
+ cur = cur->next;
+ }
+
+ Exit:
+ return result;
+ }
+
+
+ static FT_Renderer
+ ft_lookup_glyph_renderer( FT_GlyphSlot slot )
+ {
+ FT_Face face = slot->face;
+ FT_Library library = FT_FACE_LIBRARY( face );
+ FT_Renderer result = library->cur_renderer;
+
+
+ if ( !result || result->glyph_format != slot->format )
+ result = FT_Lookup_Renderer( library, slot->format, 0 );
+
+ return result;
+ }
+
+
+ static void
+ ft_set_current_renderer( FT_Library library )
+ {
+ FT_Renderer renderer;
+
+
+ renderer = FT_Lookup_Renderer( library, FT_GLYPH_FORMAT_OUTLINE, 0 );
+ library->cur_renderer = renderer;
+ }
+
+
+ static FT_Error
+ ft_add_renderer( FT_Module module )
+ {
+ FT_Library library = module->library;
+ FT_Memory memory = library->memory;
+ FT_Error error;
+ FT_ListNode node = NULL;
+
+
+ if ( FT_NEW( node ) )
+ goto Exit;
+
+ {
+ FT_Renderer render = FT_RENDERER( module );
+ FT_Renderer_Class* clazz = (FT_Renderer_Class*)module->clazz;
+
+
+ render->clazz = clazz;
+ render->glyph_format = clazz->glyph_format;
+
+ /* allocate raster object if needed */
+ if ( clazz->glyph_format == FT_GLYPH_FORMAT_OUTLINE &&
+ clazz->raster_class->raster_new )
+ {
+ error = clazz->raster_class->raster_new( memory, &render->raster );
+ if ( error )
+ goto Fail;
+
+ render->raster_render = clazz->raster_class->raster_render;
+ render->render = clazz->render_glyph;
+ }
+
+ /* add to list */
+ node->data = module;
+ FT_List_Add( &library->renderers, node );
+
+ ft_set_current_renderer( library );
+ }
+
+ Fail:
+ if ( error )
+ FT_FREE( node );
+
+ Exit:
+ return error;
+ }
+
+
+ static void
+ ft_remove_renderer( FT_Module module )
+ {
+ FT_Library library = module->library;
+ FT_Memory memory = library->memory;
+ FT_ListNode node;
+
+
+ node = FT_List_Find( &library->renderers, module );
+ if ( node )
+ {
+ FT_Renderer render = FT_RENDERER( module );
+
+
+ /* release raster object, if any */
+ if ( render->clazz->glyph_format == FT_GLYPH_FORMAT_OUTLINE &&
+ render->raster )
+ render->clazz->raster_class->raster_done( render->raster );
+
+ /* remove from list */
+ FT_List_Remove( &library->renderers, node );
+ FT_FREE( node );
+
+ ft_set_current_renderer( library );
+ }
+ }
+
+
+ /* documentation is in ftrender.h */
+
+ FT_EXPORT_DEF( FT_Renderer )
+ FT_Get_Renderer( FT_Library library,
+ FT_Glyph_Format format )
+ {
+ /* test for valid `library' delayed to FT_Lookup_Renderer() */
+
+ return FT_Lookup_Renderer( library, format, 0 );
+ }
+
+
+ /* documentation is in ftrender.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Set_Renderer( FT_Library library,
+ FT_Renderer renderer,
+ FT_UInt num_params,
+ FT_Parameter* parameters )
+ {
+ FT_ListNode node;
+ FT_Error error = FT_Err_Ok;
+
+
+ if ( !library )
+ return FT_Err_Invalid_Library_Handle;
+
+ if ( !renderer )
+ return FT_Err_Invalid_Argument;
+
+ node = FT_List_Find( &library->renderers, renderer );
+ if ( !node )
+ {
+ error = FT_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ FT_List_Up( &library->renderers, node );
+
+ if ( renderer->glyph_format == FT_GLYPH_FORMAT_OUTLINE )
+ library->cur_renderer = renderer;
+
+ if ( num_params > 0 )
+ {
+ FT_Renderer_SetModeFunc set_mode = renderer->clazz->set_mode;
+
+
+ for ( ; num_params > 0; num_params-- )
+ {
+ error = set_mode( renderer, parameters->tag, parameters->data );
+ if ( error )
+ break;
+ parameters++;
+ }
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ FT_BASE_DEF( FT_Error )
+ FT_Render_Glyph_Internal( FT_Library library,
+ FT_GlyphSlot slot,
+ FT_Render_Mode render_mode )
+ {
+ FT_Error error = FT_Err_Ok;
+ FT_Renderer renderer;
+
+
+ /* if it is already a bitmap, no need to do anything */
+ switch ( slot->format )
+ {
+ case FT_GLYPH_FORMAT_BITMAP: /* already a bitmap, don't do anything */
+ break;
+
+ default:
+ {
+ FT_ListNode node = 0;
+ FT_Bool update = 0;
+
+
+ /* small shortcut for the very common case */
+ if ( slot->format == FT_GLYPH_FORMAT_OUTLINE )
+ {
+ renderer = library->cur_renderer;
+ node = library->renderers.head;
+ }
+ else
+ renderer = FT_Lookup_Renderer( library, slot->format, &node );
+
+ error = FT_Err_Unimplemented_Feature;
+ while ( renderer )
+ {
+ error = renderer->render( renderer, slot, render_mode, NULL );
+ if ( !error ||
+ FT_ERROR_BASE( error ) != FT_Err_Cannot_Render_Glyph )
+ break;
+
+ /* FT_Err_Cannot_Render_Glyph is returned if the render mode */
+ /* is unsupported by the current renderer for this glyph image */
+ /* format. */
+
+ /* now, look for another renderer that supports the same */
+ /* format. */
+ renderer = FT_Lookup_Renderer( library, slot->format, &node );
+ update = 1;
+ }
+
+ /* if we changed the current renderer for the glyph image format */
+ /* we need to select it as the next current one */
+ if ( !error && update && renderer )
+ FT_Set_Renderer( library, renderer, 0, 0 );
+ }
+ }
+
+ return error;
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Render_Glyph( FT_GlyphSlot slot,
+ FT_Render_Mode render_mode )
+ {
+ FT_Library library;
+
+
+ if ( !slot || !slot->face )
+ return FT_Err_Invalid_Argument;
+
+ library = FT_FACE_LIBRARY( slot->face );
+
+ return FT_Render_Glyph_Internal( library, slot, render_mode );
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** ****/
+ /**** M O D U L E S ****/
+ /**** ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Destroy_Module */
+ /* */
+ /* <Description> */
+ /* Destroys a given module object. For drivers, this also destroys */
+ /* all child faces. */
+ /* */
+ /* <InOut> */
+ /* module :: A handle to the target driver object. */
+ /* */
+ /* <Note> */
+ /* The driver _must_ be LOCKED! */
+ /* */
+ static void
+ Destroy_Module( FT_Module module )
+ {
+ FT_Memory memory = module->memory;
+ FT_Module_Class* clazz = module->clazz;
+ FT_Library library = module->library;
+
+
+ if ( library && library->auto_hinter == module )
+ library->auto_hinter = 0;
+
+ /* if the module is a renderer */
+ if ( FT_MODULE_IS_RENDERER( module ) )
+ ft_remove_renderer( module );
+
+ /* if the module is a font driver, add some steps */
+ if ( FT_MODULE_IS_DRIVER( module ) )
+ Destroy_Driver( FT_DRIVER( module ) );
+
+ /* finalize the module object */
+ if ( clazz->module_done )
+ clazz->module_done( module );
+
+ /* discard it */
+ FT_FREE( module );
+ }
+
+
+ /* documentation is in ftmodapi.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Add_Module( FT_Library library,
+ const FT_Module_Class* clazz )
+ {
+ FT_Error error;
+ FT_Memory memory;
+ FT_Module module;
+ FT_UInt nn;
+
+
+#define FREETYPE_VER_FIXED ( ( (FT_Long)FREETYPE_MAJOR << 16 ) | \
+ FREETYPE_MINOR )
+
+ if ( !library )
+ return FT_Err_Invalid_Library_Handle;
+
+ if ( !clazz )
+ return FT_Err_Invalid_Argument;
+
+ /* check freetype version */
+ if ( clazz->module_requires > FREETYPE_VER_FIXED )
+ return FT_Err_Invalid_Version;
+
+ /* look for a module with the same name in the library's table */
+ for ( nn = 0; nn < library->num_modules; nn++ )
+ {
+ module = library->modules[nn];
+ if ( ft_strcmp( module->clazz->module_name, clazz->module_name ) == 0 )
+ {
+ /* this installed module has the same name, compare their versions */
+ if ( clazz->module_version <= module->clazz->module_version )
+ return FT_Err_Lower_Module_Version;
+
+ /* remove the module from our list, then exit the loop to replace */
+ /* it by our new version.. */
+ FT_Remove_Module( library, module );
+ break;
+ }
+ }
+
+ memory = library->memory;
+ error = FT_Err_Ok;
+
+ if ( library->num_modules >= FT_MAX_MODULES )
+ {
+ error = FT_Err_Too_Many_Drivers;
+ goto Exit;
+ }
+
+ /* allocate module object */
+ if ( FT_ALLOC( module, clazz->module_size ) )
+ goto Exit;
+
+ /* base initialization */
+ module->library = library;
+ module->memory = memory;
+ module->clazz = (FT_Module_Class*)clazz;
+
+ /* check whether the module is a renderer - this must be performed */
+ /* before the normal module initialization */
+ if ( FT_MODULE_IS_RENDERER( module ) )
+ {
+ /* add to the renderers list */
+ error = ft_add_renderer( module );
+ if ( error )
+ goto Fail;
+ }
+
+ /* is the module a auto-hinter? */
+ if ( FT_MODULE_IS_HINTER( module ) )
+ library->auto_hinter = module;
+
+ /* if the module is a font driver */
+ if ( FT_MODULE_IS_DRIVER( module ) )
+ {
+ /* allocate glyph loader if needed */
+ FT_Driver driver = FT_DRIVER( module );
+
+
+ driver->clazz = (FT_Driver_Class)module->clazz;
+ if ( FT_DRIVER_USES_OUTLINES( driver ) )
+ {
+ error = FT_GlyphLoader_New( memory, &driver->glyph_loader );
+ if ( error )
+ goto Fail;
+ }
+ }
+
+ if ( clazz->module_init )
+ {
+ error = clazz->module_init( module );
+ if ( error )
+ goto Fail;
+ }
+
+ /* add module to the library's table */
+ library->modules[library->num_modules++] = module;
+
+ Exit:
+ return error;
+
+ Fail:
+ if ( FT_MODULE_IS_DRIVER( module ) )
+ {
+ FT_Driver driver = FT_DRIVER( module );
+
+
+ if ( FT_DRIVER_USES_OUTLINES( driver ) )
+ FT_GlyphLoader_Done( driver->glyph_loader );
+ }
+
+ if ( FT_MODULE_IS_RENDERER( module ) )
+ {
+ FT_Renderer renderer = FT_RENDERER( module );
+
+
+ if ( renderer->clazz->glyph_format == FT_GLYPH_FORMAT_OUTLINE &&
+ renderer->raster )
+ renderer->clazz->raster_class->raster_done( renderer->raster );
+ }
+
+ FT_FREE( module );
+ goto Exit;
+ }
+
+
+ /* documentation is in ftmodapi.h */
+
+ FT_EXPORT_DEF( FT_Module )
+ FT_Get_Module( FT_Library library,
+ const char* module_name )
+ {
+ FT_Module result = 0;
+ FT_Module* cur;
+ FT_Module* limit;
+
+
+ if ( !library || !module_name )
+ return result;
+
+ cur = library->modules;
+ limit = cur + library->num_modules;
+
+ for ( ; cur < limit; cur++ )
+ if ( ft_strcmp( cur[0]->clazz->module_name, module_name ) == 0 )
+ {
+ result = cur[0];
+ break;
+ }
+
+ return result;
+ }
+
+
+ /* documentation is in ftobjs.h */
+
+ FT_BASE_DEF( const void* )
+ FT_Get_Module_Interface( FT_Library library,
+ const char* mod_name )
+ {
+ FT_Module module;
+
+
+ /* test for valid `library' delayed to FT_Get_Module() */
+
+ module = FT_Get_Module( library, mod_name );
+
+ return module ? module->clazz->module_interface : 0;
+ }
+
+
+ FT_BASE_DEF( FT_Pointer )
+ ft_module_get_service( FT_Module module,
+ const char* service_id )
+ {
+ FT_Pointer result = NULL;
+
+ if ( module )
+ {
+ FT_ASSERT( module->clazz && module->clazz->get_interface );
+
+ /* first, look for the service in the module
+ */
+ if ( module->clazz->get_interface )
+ result = module->clazz->get_interface( module, service_id );
+
+ if ( result == NULL )
+ {
+ /* we didn't find it, look in all other modules then
+ */
+ FT_Library library = module->library;
+ FT_Module* cur = library->modules;
+ FT_Module* limit = cur + library->num_modules;
+
+
+ for ( ; cur < limit; cur++ )
+ {
+ if ( cur[0] != module )
+ {
+ FT_ASSERT( cur[0]->clazz );
+
+ if ( cur[0]->clazz->get_interface )
+ {
+ result = cur[0]->clazz->get_interface( cur[0], service_id );
+ if ( result != NULL )
+ break;
+ }
+ }
+ }
+ }
+ }
+
+ return result;
+ }
+
+
+ /* documentation is in ftmodapi.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Remove_Module( FT_Library library,
+ FT_Module module )
+ {
+ /* try to find the module from the table, then remove it from there */
+
+ if ( !library )
+ return FT_Err_Invalid_Library_Handle;
+
+ if ( module )
+ {
+ FT_Module* cur = library->modules;
+ FT_Module* limit = cur + library->num_modules;
+
+
+ for ( ; cur < limit; cur++ )
+ {
+ if ( cur[0] == module )
+ {
+ /* remove it from the table */
+ library->num_modules--;
+ limit--;
+ while ( cur < limit )
+ {
+ cur[0] = cur[1];
+ cur++;
+ }
+ limit[0] = 0;
+
+ /* destroy the module */
+ Destroy_Module( module );
+
+ return FT_Err_Ok;
+ }
+ }
+ }
+ return FT_Err_Invalid_Driver_Handle;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** ****/
+ /**** L I B R A R Y ****/
+ /**** ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /* documentation is in ftmodapi.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Reference_Library( FT_Library library )
+ {
+ library->refcount++;
+
+ return FT_Err_Ok;
+ }
+
+
+ /* documentation is in ftmodapi.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_New_Library( FT_Memory memory,
+ FT_Library *alibrary )
+ {
+ FT_Library library = NULL;
+ FT_Error error;
+
+
+ if ( !memory )
+ return FT_Err_Invalid_Argument;
+
+#ifdef FT_DEBUG_LEVEL_ERROR
+ /* init debugging support */
+ ft_debug_init();
+#endif
+
+ /* first of all, allocate the library object */
+ if ( FT_NEW( library ) )
+ return error;
+
+ library->memory = memory;
+
+#ifdef FT_CONFIG_OPTION_PIC
+ /* initialize position independent code containers */
+ error = ft_pic_container_init( library );
+ if ( error )
+ goto Fail;
+#endif
+
+ /* allocate the render pool */
+ library->raster_pool_size = FT_RENDER_POOL_SIZE;
+#if FT_RENDER_POOL_SIZE > 0
+ if ( FT_ALLOC( library->raster_pool, FT_RENDER_POOL_SIZE ) )
+ goto Fail;
+#endif
+
+ library->version_major = FREETYPE_MAJOR;
+ library->version_minor = FREETYPE_MINOR;
+ library->version_patch = FREETYPE_PATCH;
+
+ library->refcount = 1;
+
+ /* That's ok now */
+ *alibrary = library;
+
+ return FT_Err_Ok;
+
+ Fail:
+#ifdef FT_CONFIG_OPTION_PIC
+ ft_pic_container_destroy( library );
+#endif
+ FT_FREE( library );
+ return error;
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( void )
+ FT_Library_Version( FT_Library library,
+ FT_Int *amajor,
+ FT_Int *aminor,
+ FT_Int *apatch )
+ {
+ FT_Int major = 0;
+ FT_Int minor = 0;
+ FT_Int patch = 0;
+
+
+ if ( library )
+ {
+ major = library->version_major;
+ minor = library->version_minor;
+ patch = library->version_patch;
+ }
+
+ if ( amajor )
+ *amajor = major;
+
+ if ( aminor )
+ *aminor = minor;
+
+ if ( apatch )
+ *apatch = patch;
+ }
+
+
+ /* documentation is in ftmodapi.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Done_Library( FT_Library library )
+ {
+ FT_Memory memory;
+
+
+ if ( !library )
+ return FT_Err_Invalid_Library_Handle;
+
+ library->refcount--;
+ if ( library->refcount > 0 )
+ goto Exit;
+
+ memory = library->memory;
+
+ /*
+ * Close all faces in the library. If we don't do this, we can have
+ * some subtle memory leaks.
+ *
+ * Example:
+ *
+ * - the cff font driver uses the pshinter module in cff_size_done
+ * - if the pshinter module is destroyed before the cff font driver,
+ * opened FT_Face objects managed by the driver are not properly
+ * destroyed, resulting in a memory leak
+ *
+ * Some faces are dependent on other faces, like Type42 faces that
+ * depend on TrueType faces synthesized internally.
+ *
+ * The order of drivers should be specified in driver_name[].
+ */
+ {
+ FT_UInt m, n;
+ const char* driver_name[] = { "type42", NULL };
+
+
+ for ( m = 0;
+ m < sizeof ( driver_name ) / sizeof ( driver_name[0] );
+ m++ )
+ {
+ for ( n = 0; n < library->num_modules; n++ )
+ {
+ FT_Module module = library->modules[n];
+ const char* module_name = module->clazz->module_name;
+ FT_List faces;
+
+
+ if ( driver_name[m] &&
+ ft_strcmp( module_name, driver_name[m] ) != 0 )
+ continue;
+
+ if ( ( module->clazz->module_flags & FT_MODULE_FONT_DRIVER ) == 0 )
+ continue;
+
+ FT_TRACE7(( "FT_Done_Library: close faces for %s\n", module_name ));
+
+ faces = &FT_DRIVER( module )->faces_list;
+ while ( faces->head )
+ {
+ FT_Done_Face( FT_FACE( faces->head->data ) );
+ if ( faces->head )
+ FT_TRACE0(( "FT_Done_Library: failed to free some faces\n" ));
+ }
+ }
+ }
+ }
+
+ /* Close all other modules in the library */
+#if 1
+ /* XXX Modules are removed in the reversed order so that */
+ /* type42 module is removed before truetype module. This */
+ /* avoids double free in some occasions. It is a hack. */
+ while ( library->num_modules > 0 )
+ FT_Remove_Module( library,
+ library->modules[library->num_modules - 1] );
+#else
+ {
+ FT_UInt n;
+
+
+ for ( n = 0; n < library->num_modules; n++ )
+ {
+ FT_Module module = library->modules[n];
+
+
+ if ( module )
+ {
+ Destroy_Module( module );
+ library->modules[n] = 0;
+ }
+ }
+ }
+#endif
+
+ /* Destroy raster objects */
+ FT_FREE( library->raster_pool );
+ library->raster_pool_size = 0;
+
+#ifdef FT_CONFIG_OPTION_PIC
+ /* Destroy pic container contents */
+ ft_pic_container_destroy( library );
+#endif
+
+ FT_FREE( library );
+
+ Exit:
+ return FT_Err_Ok;
+ }
+
+
+ /* documentation is in ftmodapi.h */
+
+ FT_EXPORT_DEF( void )
+ FT_Set_Debug_Hook( FT_Library library,
+ FT_UInt hook_index,
+ FT_DebugHook_Func debug_hook )
+ {
+ if ( library && debug_hook &&
+ hook_index <
+ ( sizeof ( library->debug_hooks ) / sizeof ( void* ) ) )
+ library->debug_hooks[hook_index] = debug_hook;
+ }
+
+
+ /* documentation is in ftmodapi.h */
+
+ FT_EXPORT_DEF( FT_TrueTypeEngineType )
+ FT_Get_TrueType_Engine_Type( FT_Library library )
+ {
+ FT_TrueTypeEngineType result = FT_TRUETYPE_ENGINE_TYPE_NONE;
+
+
+ if ( library )
+ {
+ FT_Module module = FT_Get_Module( library, "truetype" );
+
+
+ if ( module )
+ {
+ FT_Service_TrueTypeEngine service;
+
+
+ service = (FT_Service_TrueTypeEngine)
+ ft_module_get_service( module,
+ FT_SERVICE_ID_TRUETYPE_ENGINE );
+ if ( service )
+ result = service->engine_type;
+ }
+ }
+
+ return result;
+ }
+
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+
+ FT_BASE_DEF( FT_Error )
+ ft_stub_set_char_sizes( FT_Size size,
+ FT_F26Dot6 width,
+ FT_F26Dot6 height,
+ FT_UInt horz_res,
+ FT_UInt vert_res )
+ {
+ FT_Size_RequestRec req;
+ FT_Driver driver = size->face->driver;
+
+
+ if ( driver->clazz->request_size )
+ {
+ req.type = FT_SIZE_REQUEST_TYPE_NOMINAL;
+ req.width = width;
+ req.height = height;
+
+ if ( horz_res == 0 )
+ horz_res = vert_res;
+
+ if ( vert_res == 0 )
+ vert_res = horz_res;
+
+ if ( horz_res == 0 )
+ horz_res = vert_res = 72;
+
+ req.horiResolution = horz_res;
+ req.vertResolution = vert_res;
+
+ return driver->clazz->request_size( size, &req );
+ }
+
+ return 0;
+ }
+
+
+ FT_BASE_DEF( FT_Error )
+ ft_stub_set_pixel_sizes( FT_Size size,
+ FT_UInt width,
+ FT_UInt height )
+ {
+ FT_Size_RequestRec req;
+ FT_Driver driver = size->face->driver;
+
+
+ if ( driver->clazz->request_size )
+ {
+ req.type = FT_SIZE_REQUEST_TYPE_NOMINAL;
+ req.width = width << 6;
+ req.height = height << 6;
+ req.horiResolution = 0;
+ req.vertResolution = 0;
+
+ return driver->clazz->request_size( size, &req );
+ }
+
+ return 0;
+ }
+
+#endif /* FT_CONFIG_OPTION_OLD_INTERNALS */
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Get_SubGlyph_Info( FT_GlyphSlot glyph,
+ FT_UInt sub_index,
+ FT_Int *p_index,
+ FT_UInt *p_flags,
+ FT_Int *p_arg1,
+ FT_Int *p_arg2,
+ FT_Matrix *p_transform )
+ {
+ FT_Error error = FT_Err_Invalid_Argument;
+
+
+ if ( glyph &&
+ glyph->subglyphs &&
+ glyph->format == FT_GLYPH_FORMAT_COMPOSITE &&
+ sub_index < glyph->num_subglyphs )
+ {
+ FT_SubGlyph subg = glyph->subglyphs + sub_index;
+
+
+ *p_index = subg->index;
+ *p_flags = subg->flags;
+ *p_arg1 = subg->arg1;
+ *p_arg2 = subg->arg2;
+ *p_transform = subg->transform;
+ }
+
+ return error;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftotval.c */
+/* */
+/* FreeType API for validating OpenType tables (body). */
+/* */
+/* Copyright 2004, 2006, 2008, 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+#include <ft2build.h>
+#include FT_INTERNAL_OBJECTS_H
+#include FT_SERVICE_OPENTYPE_VALIDATE_H
+#include FT_OPENTYPE_VALIDATE_H
+
+
+ /* documentation is in ftotval.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_OpenType_Validate( FT_Face face,
+ FT_UInt validation_flags,
+ FT_Bytes *BASE_table,
+ FT_Bytes *GDEF_table,
+ FT_Bytes *GPOS_table,
+ FT_Bytes *GSUB_table,
+ FT_Bytes *JSTF_table )
+ {
+ FT_Service_OTvalidate service;
+ FT_Error error;
+
+
+ if ( !face )
+ {
+ error = FT_Err_Invalid_Face_Handle;
+ goto Exit;
+ }
+
+ if ( !( BASE_table &&
+ GDEF_table &&
+ GPOS_table &&
+ GSUB_table &&
+ JSTF_table ) )
+ {
+ error = FT_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ FT_FACE_FIND_GLOBAL_SERVICE( face, service, OPENTYPE_VALIDATE );
+
+ if ( service )
+ error = service->validate( face,
+ validation_flags,
+ BASE_table,
+ GDEF_table,
+ GPOS_table,
+ GSUB_table,
+ JSTF_table );
+ else
+ error = FT_Err_Unimplemented_Feature;
+
+ Exit:
+ return error;
+ }
+
+
+ FT_EXPORT_DEF( void )
+ FT_OpenType_Free( FT_Face face,
+ FT_Bytes table )
+ {
+ FT_Memory memory;
+
+
+ if ( !face )
+ return;
+
+ memory = FT_FACE_MEMORY( face );
+
+ FT_FREE( table );
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftoutln.c */
+/* */
+/* FreeType outline management (body). */
+/* */
+/* Copyright 1996-2008, 2010, 2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* All functions are declared in freetype.h. */
+ /* */
+ /*************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_OUTLINE_H
+#include FT_INTERNAL_OBJECTS_H
+#include FT_INTERNAL_DEBUG_H
+#include FT_TRIGONOMETRY_H
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_outline
+
+
+ static
+ const FT_Outline null_outline = { 0, 0, 0, 0, 0, 0 };
+
+
+ /* documentation is in ftoutln.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Outline_Decompose( FT_Outline* outline,
+ const FT_Outline_Funcs* func_interface,
+ void* user )
+ {
+#undef SCALED
+#define SCALED( x ) ( ( (x) << shift ) - delta )
+
+ FT_Vector v_last;
+ FT_Vector v_control;
+ FT_Vector v_start;
+
+ FT_Vector* point;
+ FT_Vector* limit;
+ char* tags;
+
+ FT_Error error;
+
+ FT_Int n; /* index of contour in outline */
+ FT_UInt first; /* index of first point in contour */
+ FT_Int tag; /* current point's state */
+
+ FT_Int shift;
+ FT_Pos delta;
+
+
+ if ( !outline || !func_interface )
+ return FT_Err_Invalid_Argument;
+
+ shift = func_interface->shift;
+ delta = func_interface->delta;
+ first = 0;
+
+ for ( n = 0; n < outline->n_contours; n++ )
+ {
+ FT_Int last; /* index of last point in contour */
+
+
+ FT_TRACE5(( "FT_Outline_Decompose: Outline %d\n", n ));
+
+ last = outline->contours[n];
+ if ( last < 0 )
+ goto Invalid_Outline;
+ limit = outline->points + last;
+
+ v_start = outline->points[first];
+ v_start.x = SCALED( v_start.x );
+ v_start.y = SCALED( v_start.y );
+
+ v_last = outline->points[last];
+ v_last.x = SCALED( v_last.x );
+ v_last.y = SCALED( v_last.y );
+
+ v_control = v_start;
+
+ point = outline->points + first;
+ tags = outline->tags + first;
+ tag = FT_CURVE_TAG( tags[0] );
+
+ /* A contour cannot start with a cubic control point! */
+ if ( tag == FT_CURVE_TAG_CUBIC )
+ goto Invalid_Outline;
+
+ /* check first point to determine origin */
+ if ( tag == FT_CURVE_TAG_CONIC )
+ {
+ /* first point is conic control. Yes, this happens. */
+ if ( FT_CURVE_TAG( outline->tags[last] ) == FT_CURVE_TAG_ON )
+ {
+ /* start at last point if it is on the curve */
+ v_start = v_last;
+ limit--;
+ }
+ else
+ {
+ /* if both first and last points are conic, */
+ /* start at their middle and record its position */
+ /* for closure */
+ v_start.x = ( v_start.x + v_last.x ) / 2;
+ v_start.y = ( v_start.y + v_last.y ) / 2;
+
+ v_last = v_start;
+ }
+ point--;
+ tags--;
+ }
+
+ FT_TRACE5(( " move to (%.2f, %.2f)\n",
+ v_start.x / 64.0, v_start.y / 64.0 ));
+ error = func_interface->move_to( &v_start, user );
+ if ( error )
+ goto Exit;
+
+ while ( point < limit )
+ {
+ point++;
+ tags++;
+
+ tag = FT_CURVE_TAG( tags[0] );
+ switch ( tag )
+ {
+ case FT_CURVE_TAG_ON: /* emit a single line_to */
+ {
+ FT_Vector vec;
+
+
+ vec.x = SCALED( point->x );
+ vec.y = SCALED( point->y );
+
+ FT_TRACE5(( " line to (%.2f, %.2f)\n",
+ vec.x / 64.0, vec.y / 64.0 ));
+ error = func_interface->line_to( &vec, user );
+ if ( error )
+ goto Exit;
+ continue;
+ }
+
+ case FT_CURVE_TAG_CONIC: /* consume conic arcs */
+ v_control.x = SCALED( point->x );
+ v_control.y = SCALED( point->y );
+
+ Do_Conic:
+ if ( point < limit )
+ {
+ FT_Vector vec;
+ FT_Vector v_middle;
+
+
+ point++;
+ tags++;
+ tag = FT_CURVE_TAG( tags[0] );
+
+ vec.x = SCALED( point->x );
+ vec.y = SCALED( point->y );
+
+ if ( tag == FT_CURVE_TAG_ON )
+ {
+ FT_TRACE5(( " conic to (%.2f, %.2f)"
+ " with control (%.2f, %.2f)\n",
+ vec.x / 64.0, vec.y / 64.0,
+ v_control.x / 64.0, v_control.y / 64.0 ));
+ error = func_interface->conic_to( &v_control, &vec, user );
+ if ( error )
+ goto Exit;
+ continue;
+ }
+
+ if ( tag != FT_CURVE_TAG_CONIC )
+ goto Invalid_Outline;
+
+ v_middle.x = ( v_control.x + vec.x ) / 2;
+ v_middle.y = ( v_control.y + vec.y ) / 2;
+
+ FT_TRACE5(( " conic to (%.2f, %.2f)"
+ " with control (%.2f, %.2f)\n",
+ v_middle.x / 64.0, v_middle.y / 64.0,
+ v_control.x / 64.0, v_control.y / 64.0 ));
+ error = func_interface->conic_to( &v_control, &v_middle, user );
+ if ( error )
+ goto Exit;
+
+ v_control = vec;
+ goto Do_Conic;
+ }
+
+ FT_TRACE5(( " conic to (%.2f, %.2f)"
+ " with control (%.2f, %.2f)\n",
+ v_start.x / 64.0, v_start.y / 64.0,
+ v_control.x / 64.0, v_control.y / 64.0 ));
+ error = func_interface->conic_to( &v_control, &v_start, user );
+ goto Close;
+
+ default: /* FT_CURVE_TAG_CUBIC */
+ {
+ FT_Vector vec1, vec2;
+
+
+ if ( point + 1 > limit ||
+ FT_CURVE_TAG( tags[1] ) != FT_CURVE_TAG_CUBIC )
+ goto Invalid_Outline;
+
+ point += 2;
+ tags += 2;
+
+ vec1.x = SCALED( point[-2].x );
+ vec1.y = SCALED( point[-2].y );
+
+ vec2.x = SCALED( point[-1].x );
+ vec2.y = SCALED( point[-1].y );
+
+ if ( point <= limit )
+ {
+ FT_Vector vec;
+
+
+ vec.x = SCALED( point->x );
+ vec.y = SCALED( point->y );
+
+ FT_TRACE5(( " cubic to (%.2f, %.2f)"
+ " with controls (%.2f, %.2f) and (%.2f, %.2f)\n",
+ vec.x / 64.0, vec.y / 64.0,
+ vec1.x / 64.0, vec1.y / 64.0,
+ vec2.x / 64.0, vec2.y / 64.0 ));
+ error = func_interface->cubic_to( &vec1, &vec2, &vec, user );
+ if ( error )
+ goto Exit;
+ continue;
+ }
+
+ FT_TRACE5(( " cubic to (%.2f, %.2f)"
+ " with controls (%.2f, %.2f) and (%.2f, %.2f)\n",
+ v_start.x / 64.0, v_start.y / 64.0,
+ vec1.x / 64.0, vec1.y / 64.0,
+ vec2.x / 64.0, vec2.y / 64.0 ));
+ error = func_interface->cubic_to( &vec1, &vec2, &v_start, user );
+ goto Close;
+ }
+ }
+ }
+
+ /* close the contour with a line segment */
+ FT_TRACE5(( " line to (%.2f, %.2f)\n",
+ v_start.x / 64.0, v_start.y / 64.0 ));
+ error = func_interface->line_to( &v_start, user );
+
+ Close:
+ if ( error )
+ goto Exit;
+
+ first = last + 1;
+ }
+
+ FT_TRACE5(( "FT_Outline_Decompose: Done\n", n ));
+ return FT_Err_Ok;
+
+ Exit:
+ FT_TRACE5(( "FT_Outline_Decompose: Error %d\n", error ));
+ return error;
+
+ Invalid_Outline:
+ return FT_Err_Invalid_Outline;
+ }
+
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Outline_New_Internal( FT_Memory memory,
+ FT_UInt numPoints,
+ FT_Int numContours,
+ FT_Outline *anoutline )
+ {
+ FT_Error error;
+
+
+ if ( !anoutline || !memory )
+ return FT_Err_Invalid_Argument;
+
+ *anoutline = null_outline;
+
+ if ( FT_NEW_ARRAY( anoutline->points, numPoints ) ||
+ FT_NEW_ARRAY( anoutline->tags, numPoints ) ||
+ FT_NEW_ARRAY( anoutline->contours, numContours ) )
+ goto Fail;
+
+ anoutline->n_points = (FT_UShort)numPoints;
+ anoutline->n_contours = (FT_Short)numContours;
+ anoutline->flags |= FT_OUTLINE_OWNER;
+
+ return FT_Err_Ok;
+
+ Fail:
+ anoutline->flags |= FT_OUTLINE_OWNER;
+ FT_Outline_Done_Internal( memory, anoutline );
+
+ return error;
+ }
+
+
+ /* documentation is in ftoutln.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Outline_New( FT_Library library,
+ FT_UInt numPoints,
+ FT_Int numContours,
+ FT_Outline *anoutline )
+ {
+ if ( !library )
+ return FT_Err_Invalid_Library_Handle;
+
+ return FT_Outline_New_Internal( library->memory, numPoints,
+ numContours, anoutline );
+ }
+
+
+ /* documentation is in ftoutln.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Outline_Check( FT_Outline* outline )
+ {
+ if ( outline )
+ {
+ FT_Int n_points = outline->n_points;
+ FT_Int n_contours = outline->n_contours;
+ FT_Int end0, end;
+ FT_Int n;
+
+
+ /* empty glyph? */
+ if ( n_points == 0 && n_contours == 0 )
+ return 0;
+
+ /* check point and contour counts */
+ if ( n_points <= 0 || n_contours <= 0 )
+ goto Bad;
+
+ end0 = end = -1;
+ for ( n = 0; n < n_contours; n++ )
+ {
+ end = outline->contours[n];
+
+ /* note that we don't accept empty contours */
+ if ( end <= end0 || end >= n_points )
+ goto Bad;
+
+ end0 = end;
+ }
+
+ if ( end != n_points - 1 )
+ goto Bad;
+
+ /* XXX: check the tags array */
+ return 0;
+ }
+
+ Bad:
+ return FT_Err_Invalid_Argument;
+ }
+
+
+ /* documentation is in ftoutln.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Outline_Copy( const FT_Outline* source,
+ FT_Outline *target )
+ {
+ FT_Int is_owner;
+
+
+ if ( !source || !target ||
+ source->n_points != target->n_points ||
+ source->n_contours != target->n_contours )
+ return FT_Err_Invalid_Argument;
+
+ if ( source == target )
+ return FT_Err_Ok;
+
+ FT_ARRAY_COPY( target->points, source->points, source->n_points );
+
+ FT_ARRAY_COPY( target->tags, source->tags, source->n_points );
+
+ FT_ARRAY_COPY( target->contours, source->contours, source->n_contours );
+
+ /* copy all flags, except the `FT_OUTLINE_OWNER' one */
+ is_owner = target->flags & FT_OUTLINE_OWNER;
+ target->flags = source->flags;
+
+ target->flags &= ~FT_OUTLINE_OWNER;
+ target->flags |= is_owner;
+
+ return FT_Err_Ok;
+ }
+
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Outline_Done_Internal( FT_Memory memory,
+ FT_Outline* outline )
+ {
+ if ( memory && outline )
+ {
+ if ( outline->flags & FT_OUTLINE_OWNER )
+ {
+ FT_FREE( outline->points );
+ FT_FREE( outline->tags );
+ FT_FREE( outline->contours );
+ }
+ *outline = null_outline;
+
+ return FT_Err_Ok;
+ }
+ else
+ return FT_Err_Invalid_Argument;
+ }
+
+
+ /* documentation is in ftoutln.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Outline_Done( FT_Library library,
+ FT_Outline* outline )
+ {
+ /* check for valid `outline' in FT_Outline_Done_Internal() */
+
+ if ( !library )
+ return FT_Err_Invalid_Library_Handle;
+
+ return FT_Outline_Done_Internal( library->memory, outline );
+ }
+
+
+ /* documentation is in ftoutln.h */
+
+ FT_EXPORT_DEF( void )
+ FT_Outline_Get_CBox( const FT_Outline* outline,
+ FT_BBox *acbox )
+ {
+ FT_Pos xMin, yMin, xMax, yMax;
+
+
+ if ( outline && acbox )
+ {
+ if ( outline->n_points == 0 )
+ {
+ xMin = 0;
+ yMin = 0;
+ xMax = 0;
+ yMax = 0;
+ }
+ else
+ {
+ FT_Vector* vec = outline->points;
+ FT_Vector* limit = vec + outline->n_points;
+
+
+ xMin = xMax = vec->x;
+ yMin = yMax = vec->y;
+ vec++;
+
+ for ( ; vec < limit; vec++ )
+ {
+ FT_Pos x, y;
+
+
+ x = vec->x;
+ if ( x < xMin ) xMin = x;
+ if ( x > xMax ) xMax = x;
+
+ y = vec->y;
+ if ( y < yMin ) yMin = y;
+ if ( y > yMax ) yMax = y;
+ }
+ }
+ acbox->xMin = xMin;
+ acbox->xMax = xMax;
+ acbox->yMin = yMin;
+ acbox->yMax = yMax;
+ }
+ }
+
+
+ /* documentation is in ftoutln.h */
+
+ FT_EXPORT_DEF( void )
+ FT_Outline_Translate( const FT_Outline* outline,
+ FT_Pos xOffset,
+ FT_Pos yOffset )
+ {
+ FT_UShort n;
+ FT_Vector* vec;
+
+
+ if ( !outline )
+ return;
+
+ vec = outline->points;
+
+ for ( n = 0; n < outline->n_points; n++ )
+ {
+ vec->x += xOffset;
+ vec->y += yOffset;
+ vec++;
+ }
+ }
+
+
+ /* documentation is in ftoutln.h */
+
+ FT_EXPORT_DEF( void )
+ FT_Outline_Reverse( FT_Outline* outline )
+ {
+ FT_UShort n;
+ FT_Int first, last;
+
+
+ if ( !outline )
+ return;
+
+ first = 0;
+
+ for ( n = 0; n < outline->n_contours; n++ )
+ {
+ last = outline->contours[n];
+
+ /* reverse point table */
+ {
+ FT_Vector* p = outline->points + first;
+ FT_Vector* q = outline->points + last;
+ FT_Vector swap;
+
+
+ while ( p < q )
+ {
+ swap = *p;
+ *p = *q;
+ *q = swap;
+ p++;
+ q--;
+ }
+ }
+
+ /* reverse tags table */
+ {
+ char* p = outline->tags + first;
+ char* q = outline->tags + last;
+ char swap;
+
+
+ while ( p < q )
+ {
+ swap = *p;
+ *p = *q;
+ *q = swap;
+ p++;
+ q--;
+ }
+ }
+
+ first = last + 1;
+ }
+
+ outline->flags ^= FT_OUTLINE_REVERSE_FILL;
+ }
+
+
+ /* documentation is in ftoutln.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Outline_Render( FT_Library library,
+ FT_Outline* outline,
+ FT_Raster_Params* params )
+ {
+ FT_Error error;
+ FT_Bool update = FALSE;
+ FT_Renderer renderer;
+ FT_ListNode node;
+
+
+ if ( !library )
+ return FT_Err_Invalid_Library_Handle;
+
+ if ( !outline || !params )
+ return FT_Err_Invalid_Argument;
+
+ renderer = library->cur_renderer;
+ node = library->renderers.head;
+
+ params->source = (void*)outline;
+
+ error = FT_Err_Cannot_Render_Glyph;
+ while ( renderer )
+ {
+ error = renderer->raster_render( renderer->raster, params );
+ if ( !error || FT_ERROR_BASE( error ) != FT_Err_Cannot_Render_Glyph )
+ break;
+
+ /* FT_Err_Cannot_Render_Glyph is returned if the render mode */
+ /* is unsupported by the current renderer for this glyph image */
+ /* format */
+
+ /* now, look for another renderer that supports the same */
+ /* format */
+ renderer = FT_Lookup_Renderer( library, FT_GLYPH_FORMAT_OUTLINE,
+ &node );
+ update = TRUE;
+ }
+
+ /* if we changed the current renderer for the glyph image format */
+ /* we need to select it as the next current one */
+ if ( !error && update && renderer )
+ FT_Set_Renderer( library, renderer, 0, 0 );
+
+ return error;
+ }
+
+
+ /* documentation is in ftoutln.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Outline_Get_Bitmap( FT_Library library,
+ FT_Outline* outline,
+ const FT_Bitmap *abitmap )
+ {
+ FT_Raster_Params params;
+
+
+ if ( !abitmap )
+ return FT_Err_Invalid_Argument;
+
+ /* other checks are delayed to FT_Outline_Render() */
+
+ params.target = abitmap;
+ params.flags = 0;
+
+ if ( abitmap->pixel_mode == FT_PIXEL_MODE_GRAY ||
+ abitmap->pixel_mode == FT_PIXEL_MODE_LCD ||
+ abitmap->pixel_mode == FT_PIXEL_MODE_LCD_V )
+ params.flags |= FT_RASTER_FLAG_AA;
+
+ return FT_Outline_Render( library, outline, ¶ms );
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( void )
+ FT_Vector_Transform( FT_Vector* vector,
+ const FT_Matrix* matrix )
+ {
+ FT_Pos xz, yz;
+
+
+ if ( !vector || !matrix )
+ return;
+
+ xz = FT_MulFix( vector->x, matrix->xx ) +
+ FT_MulFix( vector->y, matrix->xy );
+
+ yz = FT_MulFix( vector->x, matrix->yx ) +
+ FT_MulFix( vector->y, matrix->yy );
+
+ vector->x = xz;
+ vector->y = yz;
+ }
+
+
+ /* documentation is in ftoutln.h */
+
+ FT_EXPORT_DEF( void )
+ FT_Outline_Transform( const FT_Outline* outline,
+ const FT_Matrix* matrix )
+ {
+ FT_Vector* vec;
+ FT_Vector* limit;
+
+
+ if ( !outline || !matrix )
+ return;
+
+ vec = outline->points;
+ limit = vec + outline->n_points;
+
+ for ( ; vec < limit; vec++ )
+ FT_Vector_Transform( vec, matrix );
+ }
+
+
+#if 0
+
+#define FT_OUTLINE_GET_CONTOUR( outline, c, first, last ) \
+ do { \
+ (first) = ( c > 0 ) ? (outline)->points + \
+ (outline)->contours[c - 1] + 1 \
+ : (outline)->points; \
+ (last) = (outline)->points + (outline)->contours[c]; \
+ } while ( 0 )
+
+
+ /* Is a point in some contour? */
+ /* */
+ /* We treat every point of the contour as if it */
+ /* it were ON. That is, we allow false positives, */
+ /* but disallow false negatives. (XXX really?) */
+ static FT_Bool
+ ft_contour_has( FT_Outline* outline,
+ FT_Short c,
+ FT_Vector* point )
+ {
+ FT_Vector* first;
+ FT_Vector* last;
+ FT_Vector* a;
+ FT_Vector* b;
+ FT_UInt n = 0;
+
+
+ FT_OUTLINE_GET_CONTOUR( outline, c, first, last );
+
+ for ( a = first; a <= last; a++ )
+ {
+ FT_Pos x;
+ FT_Int intersect;
+
+
+ b = ( a == last ) ? first : a + 1;
+
+ intersect = ( a->y - point->y ) ^ ( b->y - point->y );
+
+ /* a and b are on the same side */
+ if ( intersect >= 0 )
+ {
+ if ( intersect == 0 && a->y == point->y )
+ {
+ if ( ( a->x <= point->x && b->x >= point->x ) ||
+ ( a->x >= point->x && b->x <= point->x ) )
+ return 1;
+ }
+
+ continue;
+ }
+
+ x = a->x + ( b->x - a->x ) * (point->y - a->y ) / ( b->y - a->y );
+
+ if ( x < point->x )
+ n++;
+ else if ( x == point->x )
+ return 1;
+ }
+
+ return n & 1;
+ }
+
+
+ static FT_Bool
+ ft_contour_enclosed( FT_Outline* outline,
+ FT_UShort c )
+ {
+ FT_Vector* first;
+ FT_Vector* last;
+ FT_Short i;
+
+
+ FT_OUTLINE_GET_CONTOUR( outline, c, first, last );
+
+ for ( i = 0; i < outline->n_contours; i++ )
+ {
+ if ( i != c && ft_contour_has( outline, i, first ) )
+ {
+ FT_Vector* pt;
+
+
+ for ( pt = first + 1; pt <= last; pt++ )
+ if ( !ft_contour_has( outline, i, pt ) )
+ return 0;
+
+ return 1;
+ }
+ }
+
+ return 0;
+ }
+
+
+ /* This version differs from the public one in that each */
+ /* part (contour not enclosed in another contour) of the */
+ /* outline is checked for orientation. This is */
+ /* necessary for some buggy CJK fonts. */
+ static FT_Orientation
+ ft_outline_get_orientation( FT_Outline* outline )
+ {
+ FT_Short i;
+ FT_Vector* first;
+ FT_Vector* last;
+ FT_Orientation orient = FT_ORIENTATION_NONE;
+
+
+ first = outline->points;
+ for ( i = 0; i < outline->n_contours; i++, first = last + 1 )
+ {
+ FT_Vector* point;
+ FT_Vector* xmin_point;
+ FT_Pos xmin;
+
+
+ last = outline->points + outline->contours[i];
+
+ /* skip degenerate contours */
+ if ( last < first + 2 )
+ continue;
+
+ if ( ft_contour_enclosed( outline, i ) )
+ continue;
+
+ xmin = first->x;
+ xmin_point = first;
+
+ for ( point = first + 1; point <= last; point++ )
+ {
+ if ( point->x < xmin )
+ {
+ xmin = point->x;
+ xmin_point = point;
+ }
+ }
+
+ /* check the orientation of the contour */
+ {
+ FT_Vector* prev;
+ FT_Vector* next;
+ FT_Orientation o;
+
+
+ prev = ( xmin_point == first ) ? last : xmin_point - 1;
+ next = ( xmin_point == last ) ? first : xmin_point + 1;
+
+ if ( FT_Atan2( prev->x - xmin_point->x, prev->y - xmin_point->y ) >
+ FT_Atan2( next->x - xmin_point->x, next->y - xmin_point->y ) )
+ o = FT_ORIENTATION_POSTSCRIPT;
+ else
+ o = FT_ORIENTATION_TRUETYPE;
+
+ if ( orient == FT_ORIENTATION_NONE )
+ orient = o;
+ else if ( orient != o )
+ return FT_ORIENTATION_NONE;
+ }
+ }
+
+ return orient;
+ }
+
+#endif /* 0 */
+
+
+ /* documentation is in ftoutln.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Outline_Embolden( FT_Outline* outline,
+ FT_Pos strength )
+ {
+ FT_Vector* points;
+ FT_Vector v_prev, v_first, v_next, v_cur;
+ FT_Angle rotate, angle_in, angle_out;
+ FT_Int c, n, first;
+ FT_Int orientation;
+
+
+ if ( !outline )
+ return FT_Err_Invalid_Argument;
+
+ strength /= 2;
+ if ( strength == 0 )
+ return FT_Err_Ok;
+
+ orientation = FT_Outline_Get_Orientation( outline );
+ if ( orientation == FT_ORIENTATION_NONE )
+ {
+ if ( outline->n_contours )
+ return FT_Err_Invalid_Argument;
+ else
+ return FT_Err_Ok;
+ }
+
+ if ( orientation == FT_ORIENTATION_TRUETYPE )
+ rotate = -FT_ANGLE_PI2;
+ else
+ rotate = FT_ANGLE_PI2;
+
+ points = outline->points;
+
+ first = 0;
+ for ( c = 0; c < outline->n_contours; c++ )
+ {
+ int last = outline->contours[c];
+
+
+ v_first = points[first];
+ v_prev = points[last];
+ v_cur = v_first;
+
+ for ( n = first; n <= last; n++ )
+ {
+ FT_Vector in, out;
+ FT_Angle angle_diff;
+ FT_Pos d;
+ FT_Fixed scale;
+
+
+ if ( n < last )
+ v_next = points[n + 1];
+ else
+ v_next = v_first;
+
+ /* compute the in and out vectors */
+ in.x = v_cur.x - v_prev.x;
+ in.y = v_cur.y - v_prev.y;
+
+ out.x = v_next.x - v_cur.x;
+ out.y = v_next.y - v_cur.y;
+
+ angle_in = FT_Atan2( in.x, in.y );
+ angle_out = FT_Atan2( out.x, out.y );
+ angle_diff = FT_Angle_Diff( angle_in, angle_out );
+ scale = FT_Cos( angle_diff / 2 );
+
+ if ( scale < 0x4000L && scale > -0x4000L )
+ in.x = in.y = 0;
+ else
+ {
+ d = FT_DivFix( strength, scale );
+
+ FT_Vector_From_Polar( &in, d, angle_in + angle_diff / 2 - rotate );
+ }
+
+ outline->points[n].x = v_cur.x + strength + in.x;
+ outline->points[n].y = v_cur.y + strength + in.y;
+
+ v_prev = v_cur;
+ v_cur = v_next;
+ }
+
+ first = last + 1;
+ }
+
+ return FT_Err_Ok;
+ }
+
+
+ /* documentation is in ftoutln.h */
+
+ FT_EXPORT_DEF( FT_Orientation )
+ FT_Outline_Get_Orientation( FT_Outline* outline )
+ {
+ FT_Pos xmin = 32768L;
+ FT_Pos xmin_ymin = 32768L;
+ FT_Pos xmin_ymax = -32768L;
+ FT_Vector* xmin_first = NULL;
+ FT_Vector* xmin_last = NULL;
+
+ short* contour;
+
+ FT_Vector* first;
+ FT_Vector* last;
+ FT_Vector* prev;
+ FT_Vector* point;
+
+ int i;
+ FT_Pos ray_y[3];
+ FT_Orientation result[3] =
+ { FT_ORIENTATION_NONE, FT_ORIENTATION_NONE, FT_ORIENTATION_NONE };
+
+
+ if ( !outline || outline->n_points <= 0 )
+ return FT_ORIENTATION_TRUETYPE;
+
+ /* We use the nonzero winding rule to find the orientation. */
+ /* Since glyph outlines behave much more `regular' than arbitrary */
+ /* cubic or quadratic curves, this test deals with the polygon */
+ /* only which is spanned up by the control points. */
+
+ first = outline->points;
+ for ( contour = outline->contours;
+ contour < outline->contours + outline->n_contours;
+ contour++, first = last + 1 )
+ {
+ FT_Pos contour_xmin = 32768L;
+ FT_Pos contour_xmax = -32768L;
+ FT_Pos contour_ymin = 32768L;
+ FT_Pos contour_ymax = -32768L;
+
+
+ last = outline->points + *contour;
+
+ /* skip degenerate contours */
+ if ( last < first + 2 )
+ continue;
+
+ for ( point = first; point <= last; ++point )
+ {
+ if ( point->x < contour_xmin )
+ contour_xmin = point->x;
+
+ if ( point->x > contour_xmax )
+ contour_xmax = point->x;
+
+ if ( point->y < contour_ymin )
+ contour_ymin = point->y;
+
+ if ( point->y > contour_ymax )
+ contour_ymax = point->y;
+ }
+
+ if ( contour_xmin < xmin &&
+ contour_xmin != contour_xmax &&
+ contour_ymin != contour_ymax )
+ {
+ xmin = contour_xmin;
+ xmin_ymin = contour_ymin;
+ xmin_ymax = contour_ymax;
+ xmin_first = first;
+ xmin_last = last;
+ }
+ }
+
+ if ( xmin == 32768L )
+ return FT_ORIENTATION_TRUETYPE;
+
+ ray_y[0] = ( xmin_ymin * 3 + xmin_ymax ) >> 2;
+ ray_y[1] = ( xmin_ymin + xmin_ymax ) >> 1;
+ ray_y[2] = ( xmin_ymin + xmin_ymax * 3 ) >> 2;
+
+ for ( i = 0; i < 3; i++ )
+ {
+ FT_Pos left_x;
+ FT_Pos right_x;
+ FT_Vector* left1;
+ FT_Vector* left2;
+ FT_Vector* right1;
+ FT_Vector* right2;
+
+
+ RedoRay:
+ left_x = 32768L;
+ right_x = -32768L;
+
+ left1 = left2 = right1 = right2 = NULL;
+
+ prev = xmin_last;
+ for ( point = xmin_first; point <= xmin_last; prev = point, ++point )
+ {
+ FT_Pos tmp_x;
+
+
+ if ( point->y == ray_y[i] || prev->y == ray_y[i] )
+ {
+ ray_y[i]++;
+ goto RedoRay;
+ }
+
+ if ( ( point->y < ray_y[i] && prev->y < ray_y[i] ) ||
+ ( point->y > ray_y[i] && prev->y > ray_y[i] ) )
+ continue;
+
+ tmp_x = FT_MulDiv( point->x - prev->x,
+ ray_y[i] - prev->y,
+ point->y - prev->y ) + prev->x;
+
+ if ( tmp_x < left_x )
+ {
+ left_x = tmp_x;
+ left1 = prev;
+ left2 = point;
+ }
+
+ if ( tmp_x > right_x )
+ {
+ right_x = tmp_x;
+ right1 = prev;
+ right2 = point;
+ }
+ }
+
+ if ( left1 && right1 )
+ {
+ if ( left1->y < left2->y && right1->y > right2->y )
+ result[i] = FT_ORIENTATION_TRUETYPE;
+ else if ( left1->y > left2->y && right1->y < right2->y )
+ result[i] = FT_ORIENTATION_POSTSCRIPT;
+ else
+ result[i] = FT_ORIENTATION_NONE;
+ }
+ }
+
+ if ( result[0] != FT_ORIENTATION_NONE &&
+ ( result[0] == result[1] || result[0] == result[2] ) )
+ return result[0];
+
+ if ( result[1] != FT_ORIENTATION_NONE && result[1] == result[2] )
+ return result[1];
+
+ return FT_ORIENTATION_TRUETYPE;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftpatent.c */
+/* */
+/* FreeType API for checking patented TrueType bytecode instructions */
+/* (body). */
+/* */
+/* Copyright 2007, 2008, 2010 by David Turner. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+#include FT_TRUETYPE_TAGS_H
+#include FT_INTERNAL_OBJECTS_H
+#include FT_INTERNAL_STREAM_H
+#include FT_SERVICE_SFNT_H
+#include FT_SERVICE_TRUETYPE_GLYF_H
+
+
+ static FT_Bool
+ _tt_check_patents_in_range( FT_Stream stream,
+ FT_ULong size )
+ {
+ FT_Bool result = FALSE;
+ FT_Error error;
+ FT_Bytes p, end;
+
+
+ if ( FT_FRAME_ENTER( size ) )
+ return 0;
+
+ p = stream->cursor;
+ end = p + size;
+
+ while ( p < end )
+ {
+ switch (p[0])
+ {
+ case 0x06: /* SPvTL // */
+ case 0x07: /* SPvTL + */
+ case 0x08: /* SFvTL // */
+ case 0x09: /* SFvTL + */
+ case 0x0A: /* SPvFS */
+ case 0x0B: /* SFvFS */
+ result = TRUE;
+ goto Exit;
+
+ case 0x40:
+ if ( p + 1 >= end )
+ goto Exit;
+
+ p += p[1] + 2;
+ break;
+
+ case 0x41:
+ if ( p + 1 >= end )
+ goto Exit;
+
+ p += p[1] * 2 + 2;
+ break;
+
+ case 0x71: /* DELTAP2 */
+ case 0x72: /* DELTAP3 */
+ case 0x73: /* DELTAC0 */
+ case 0x74: /* DELTAC1 */
+ case 0x75: /* DELTAC2 */
+ result = TRUE;
+ goto Exit;
+
+ case 0xB0:
+ case 0xB1:
+ case 0xB2:
+ case 0xB3:
+ case 0xB4:
+ case 0xB5:
+ case 0xB6:
+ case 0xB7:
+ p += ( p[0] - 0xB0 ) + 2;
+ break;
+
+ case 0xB8:
+ case 0xB9:
+ case 0xBA:
+ case 0xBB:
+ case 0xBC:
+ case 0xBD:
+ case 0xBE:
+ case 0xBF:
+ p += ( p[0] - 0xB8 ) * 2 + 3;
+ break;
+
+ default:
+ p += 1;
+ break;
+ }
+ }
+
+ Exit:
+ FT_UNUSED( error );
+ FT_FRAME_EXIT();
+ return result;
+ }
+
+
+ static FT_Bool
+ _tt_check_patents_in_table( FT_Face face,
+ FT_ULong tag )
+ {
+ FT_Stream stream = face->stream;
+ FT_Error error = FT_Err_Ok;
+ FT_Service_SFNT_Table service;
+ FT_Bool result = FALSE;
+
+
+ FT_FACE_FIND_SERVICE( face, service, SFNT_TABLE );
+
+ if ( service )
+ {
+ FT_UInt i = 0;
+ FT_ULong tag_i = 0, offset_i = 0, length_i = 0;
+
+
+ for ( i = 0; !error && tag_i != tag ; i++ )
+ error = service->table_info( face, i,
+ &tag_i, &offset_i, &length_i );
+
+ if ( error ||
+ FT_STREAM_SEEK( offset_i ) )
+ goto Exit;
+
+ result = _tt_check_patents_in_range( stream, length_i );
+ }
+
+ Exit:
+ return result;
+ }
+
+
+ static FT_Bool
+ _tt_face_check_patents( FT_Face face )
+ {
+ FT_Stream stream = face->stream;
+ FT_UInt gindex;
+ FT_Error error;
+ FT_Bool result;
+
+ FT_Service_TTGlyf service;
+
+
+ result = _tt_check_patents_in_table( face, TTAG_fpgm );
+ if ( result )
+ goto Exit;
+
+ result = _tt_check_patents_in_table( face, TTAG_prep );
+ if ( result )
+ goto Exit;
+
+ FT_FACE_FIND_SERVICE( face, service, TT_GLYF );
+ if ( service == NULL )
+ goto Exit;
+
+ for ( gindex = 0; gindex < (FT_UInt)face->num_glyphs; gindex++ )
+ {
+ FT_ULong offset, num_ins, size;
+ FT_Int num_contours;
+
+
+ offset = service->get_location( face, gindex, &size );
+ if ( size == 0 )
+ continue;
+
+ if ( FT_STREAM_SEEK( offset ) ||
+ FT_READ_SHORT( num_contours ) )
+ continue;
+
+ if ( num_contours >= 0 ) /* simple glyph */
+ {
+ if ( FT_STREAM_SKIP( 8 + num_contours * 2 ) )
+ continue;
+ }
+ else /* compound glyph */
+ {
+ FT_Bool has_instr = 0;
+
+
+ if ( FT_STREAM_SKIP( 8 ) )
+ continue;
+
+ /* now read each component */
+ for (;;)
+ {
+ FT_UInt flags, toskip;
+
+
+ if( FT_READ_USHORT( flags ) )
+ break;
+
+ toskip = 2 + 1 + 1;
+
+ if ( ( flags & ( 1 << 0 ) ) != 0 ) /* ARGS_ARE_WORDS */
+ toskip += 2;
+
+ if ( ( flags & ( 1 << 3 ) ) != 0 ) /* WE_HAVE_A_SCALE */
+ toskip += 2;
+ else if ( ( flags & ( 1 << 6 ) ) != 0 ) /* WE_HAVE_X_Y_SCALE */
+ toskip += 4;
+ else if ( ( flags & ( 1 << 7 ) ) != 0 ) /* WE_HAVE_A_2x2 */
+ toskip += 8;
+
+ if ( ( flags & ( 1 << 8 ) ) != 0 ) /* WE_HAVE_INSTRUCTIONS */
+ has_instr = 1;
+
+ if ( FT_STREAM_SKIP( toskip ) )
+ goto NextGlyph;
+
+ if ( ( flags & ( 1 << 5 ) ) == 0 ) /* MORE_COMPONENTS */
+ break;
+ }
+
+ if ( !has_instr )
+ goto NextGlyph;
+ }
+
+ if ( FT_READ_USHORT( num_ins ) )
+ continue;
+
+ result = _tt_check_patents_in_range( stream, num_ins );
+ if ( result )
+ goto Exit;
+
+ NextGlyph:
+ ;
+ }
+
+ Exit:
+ return result;
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_Bool )
+ FT_Face_CheckTrueTypePatents( FT_Face face )
+ {
+ FT_Bool result = FALSE;
+
+
+ if ( face && FT_IS_SFNT( face ) )
+ result = _tt_face_check_patents( face );
+
+ return result;
+ }
+
+
+ /* documentation is in freetype.h */
+
+ FT_EXPORT_DEF( FT_Bool )
+ FT_Face_SetUnpatentedHinting( FT_Face face,
+ FT_Bool value )
+ {
+ FT_Bool result = FALSE;
+
+
+#if defined( TT_CONFIG_OPTION_UNPATENTED_HINTING ) && \
+ !defined( TT_CONFIG_OPTION_BYTECODE_INTERPRETER )
+ if ( face && FT_IS_SFNT( face ) )
+ {
+ result = !face->internal->ignore_unpatented_hinter;
+ face->internal->ignore_unpatented_hinter = !value;
+ }
+#else
+ FT_UNUSED( face );
+ FT_UNUSED( value );
+#endif
+
+ return result;
+ }
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftpfr.c */
+/* */
+/* FreeType API for accessing PFR-specific data (body). */
+/* */
+/* Copyright 2002, 2003, 2004, 2008, 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+#include <ft2build.h>
+#include FT_INTERNAL_OBJECTS_H
+#include FT_SERVICE_PFR_H
+
+
+ /* check the format */
+ static FT_Service_PfrMetrics
+ ft_pfr_check( FT_Face face )
+ {
+ FT_Service_PfrMetrics service = NULL;
+
+
+ if ( face )
+ FT_FACE_LOOKUP_SERVICE( face, service, PFR_METRICS );
+
+ return service;
+ }
+
+
+ /* documentation is in ftpfr.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Get_PFR_Metrics( FT_Face face,
+ FT_UInt *aoutline_resolution,
+ FT_UInt *ametrics_resolution,
+ FT_Fixed *ametrics_x_scale,
+ FT_Fixed *ametrics_y_scale )
+ {
+ FT_Error error = FT_Err_Ok;
+ FT_Service_PfrMetrics service;
+
+
+ if ( !face )
+ return FT_Err_Invalid_Argument;
+
+ service = ft_pfr_check( face );
+ if ( service )
+ {
+ error = service->get_metrics( face,
+ aoutline_resolution,
+ ametrics_resolution,
+ ametrics_x_scale,
+ ametrics_y_scale );
+ }
+ else
+ {
+ FT_Fixed x_scale, y_scale;
+
+
+ /* this is not a PFR font */
+ if ( aoutline_resolution )
+ *aoutline_resolution = face->units_per_EM;
+
+ if ( ametrics_resolution )
+ *ametrics_resolution = face->units_per_EM;
+
+ x_scale = y_scale = 0x10000L;
+ if ( face->size )
+ {
+ x_scale = face->size->metrics.x_scale;
+ y_scale = face->size->metrics.y_scale;
+ }
+
+ if ( ametrics_x_scale )
+ *ametrics_x_scale = x_scale;
+
+ if ( ametrics_y_scale )
+ *ametrics_y_scale = y_scale;
+
+ error = FT_Err_Unknown_File_Format;
+ }
+
+ return error;
+ }
+
+
+ /* documentation is in ftpfr.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Get_PFR_Kerning( FT_Face face,
+ FT_UInt left,
+ FT_UInt right,
+ FT_Vector *avector )
+ {
+ FT_Error error;
+ FT_Service_PfrMetrics service;
+
+
+ if ( !face )
+ return FT_Err_Invalid_Argument;
+
+ service = ft_pfr_check( face );
+ if ( service )
+ error = service->get_kerning( face, left, right, avector );
+ else
+ error = FT_Get_Kerning( face, left, right,
+ FT_KERNING_UNSCALED, avector );
+
+ return error;
+ }
+
+
+ /* documentation is in ftpfr.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Get_PFR_Advance( FT_Face face,
+ FT_UInt gindex,
+ FT_Pos *aadvance )
+ {
+ FT_Error error;
+ FT_Service_PfrMetrics service;
+
+
+ service = ft_pfr_check( face );
+ if ( service )
+ {
+ error = service->get_advance( face, gindex, aadvance );
+ }
+ else
+ /* XXX: TODO: PROVIDE ADVANCE-LOADING METHOD TO ALL FONT DRIVERS */
+ error = FT_Err_Invalid_Argument;
+
+ return error;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftpic.c */
+/* */
+/* The FreeType position independent code services (body). */
+/* */
+/* Copyright 2009 by */
+/* Oran Agra and Mickey Gabel. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+#include FT_INTERNAL_OBJECTS_H
+#include "basepic.h"
+
+#ifdef FT_CONFIG_OPTION_PIC
+
+ /* documentation is in ftpic.h */
+
+ FT_BASE_DEF( FT_Error )
+ ft_pic_container_init( FT_Library library )
+ {
+ FT_PIC_Container* pic_container = &library->pic_container;
+ FT_Error error = FT_Err_Ok;
+
+ FT_MEM_SET( pic_container, 0, sizeof ( *pic_container ) );
+
+ error = ft_base_pic_init( library );
+ if ( error )
+ return error;
+
+ return FT_Err_Ok;
+ }
+
+
+ /* Destroy the contents of the container. */
+ FT_BASE_DEF( void )
+ ft_pic_container_destroy( FT_Library library )
+ {
+ ft_base_pic_free( library );
+ }
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftrfork.c */
+/* */
+/* Embedded resource forks accessor (body). */
+/* */
+/* Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010 by */
+/* Masatake YAMATO and Redhat K.K. */
+/* */
+/* FT_Raccess_Get_HeaderInfo() and raccess_guess_darwin_hfsplus() are */
+/* derived from ftobjs.c. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/***************************************************************************/
+/* Development of the code in this file is support of */
+/* Information-technology Promotion Agency, Japan. */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_STREAM_H
+#include FT_INTERNAL_RFORK_H
+#include "basepic.h"
+
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_raccess
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** ****/
+ /**** Resource fork directory access ****/
+ /**** ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_BASE_DEF( FT_Error )
+ FT_Raccess_Get_HeaderInfo( FT_Library library,
+ FT_Stream stream,
+ FT_Long rfork_offset,
+ FT_Long *map_offset,
+ FT_Long *rdata_pos )
+ {
+ FT_Error error;
+ unsigned char head[16], head2[16];
+ FT_Long map_pos, rdata_len;
+ int allzeros, allmatch, i;
+ FT_Long type_list;
+
+ FT_UNUSED( library );
+
+
+ error = FT_Stream_Seek( stream, rfork_offset );
+ if ( error )
+ return error;
+
+ error = FT_Stream_Read( stream, (FT_Byte *)head, 16 );
+ if ( error )
+ return error;
+
+ *rdata_pos = rfork_offset + ( ( head[0] << 24 ) |
+ ( head[1] << 16 ) |
+ ( head[2] << 8 ) |
+ head[3] );
+ map_pos = rfork_offset + ( ( head[4] << 24 ) |
+ ( head[5] << 16 ) |
+ ( head[6] << 8 ) |
+ head[7] );
+ rdata_len = ( head[ 8] << 24 ) |
+ ( head[ 9] << 16 ) |
+ ( head[10] << 8 ) |
+ head[11];
+
+ /* map_len = head[12] .. head[15] */
+
+ if ( *rdata_pos + rdata_len != map_pos || map_pos == rfork_offset )
+ return FT_Err_Unknown_File_Format;
+
+ error = FT_Stream_Seek( stream, map_pos );
+ if ( error )
+ return error;
+
+ head2[15] = (FT_Byte)( head[15] + 1 ); /* make it be different */
+
+ error = FT_Stream_Read( stream, (FT_Byte*)head2, 16 );
+ if ( error )
+ return error;
+
+ allzeros = 1;
+ allmatch = 1;
+ for ( i = 0; i < 16; ++i )
+ {
+ if ( head2[i] != 0 )
+ allzeros = 0;
+ if ( head2[i] != head[i] )
+ allmatch = 0;
+ }
+ if ( !allzeros && !allmatch )
+ return FT_Err_Unknown_File_Format;
+
+ /* If we have reached this point then it is probably a mac resource */
+ /* file. Now, does it contain any interesting resources? */
+ /* Skip handle to next resource map, the file resource number, and */
+ /* attributes. */
+ (void)FT_STREAM_SKIP( 4 /* skip handle to next resource map */
+ + 2 /* skip file resource number */
+ + 2 ); /* skip attributes */
+
+ if ( FT_READ_USHORT( type_list ) )
+ return error;
+ if ( type_list == -1 )
+ return FT_Err_Unknown_File_Format;
+
+ error = FT_Stream_Seek( stream, map_pos + type_list );
+ if ( error )
+ return error;
+
+ *map_offset = map_pos + type_list;
+ return FT_Err_Ok;
+ }
+
+
+ static int
+ ft_raccess_sort_ref_by_id( FT_RFork_Ref* a,
+ FT_RFork_Ref* b )
+ {
+ if ( a->res_id < b->res_id )
+ return -1;
+ else if ( a->res_id > b->res_id )
+ return 1;
+ else
+ return 0;
+ }
+
+
+ FT_BASE_DEF( FT_Error )
+ FT_Raccess_Get_DataOffsets( FT_Library library,
+ FT_Stream stream,
+ FT_Long map_offset,
+ FT_Long rdata_pos,
+ FT_Long tag,
+ FT_Long **offsets,
+ FT_Long *count )
+ {
+ FT_Error error;
+ int i, j, cnt, subcnt;
+ FT_Long tag_internal, rpos;
+ FT_Memory memory = library->memory;
+ FT_Long temp;
+ FT_Long *offsets_internal = NULL;
+ FT_RFork_Ref *ref = NULL;
+
+
+ error = FT_Stream_Seek( stream, map_offset );
+ if ( error )
+ return error;
+
+ if ( FT_READ_USHORT( cnt ) )
+ return error;
+ cnt++;
+
+ for ( i = 0; i < cnt; ++i )
+ {
+ if ( FT_READ_LONG( tag_internal ) ||
+ FT_READ_USHORT( subcnt ) ||
+ FT_READ_USHORT( rpos ) )
+ return error;
+
+ FT_TRACE2(( "Resource tags: %c%c%c%c\n",
+ (char)( 0xff & ( tag_internal >> 24 ) ),
+ (char)( 0xff & ( tag_internal >> 16 ) ),
+ (char)( 0xff & ( tag_internal >> 8 ) ),
+ (char)( 0xff & ( tag_internal >> 0 ) ) ));
+
+ if ( tag_internal == tag )
+ {
+ *count = subcnt + 1;
+ rpos += map_offset;
+
+ error = FT_Stream_Seek( stream, rpos );
+ if ( error )
+ return error;
+
+ if ( FT_NEW_ARRAY( ref, *count ) )
+ return error;
+
+ for ( j = 0; j < *count; ++j )
+ {
+ if ( FT_READ_USHORT( ref[j].res_id ) )
+ goto Exit;
+ if ( FT_STREAM_SKIP( 2 ) ) /* resource name */
+ goto Exit;
+ if ( FT_READ_LONG( temp ) )
+ goto Exit;
+ if ( FT_STREAM_SKIP( 4 ) ) /* mbz */
+ goto Exit;
+
+ ref[j].offset = temp & 0xFFFFFFL;
+ }
+
+ ft_qsort( ref, *count, sizeof ( FT_RFork_Ref ),
+ ( int(*)(const void*, const void*) )
+ ft_raccess_sort_ref_by_id );
+
+ if ( FT_NEW_ARRAY( offsets_internal, *count ) )
+ goto Exit;
+
+ /* XXX: duplicated reference ID,
+ * gap between reference IDs are acceptable?
+ * further investigation on Apple implementation is needed.
+ */
+ for ( j = 0; j < *count; ++j )
+ offsets_internal[j] = rdata_pos + ref[j].offset;
+
+ *offsets = offsets_internal;
+ error = FT_Err_Ok;
+
+ Exit:
+ FT_FREE( ref );
+ return error;
+ }
+ }
+
+ return FT_Err_Cannot_Open_Resource;
+ }
+
+
+#ifdef FT_CONFIG_OPTION_GUESSING_EMBEDDED_RFORK
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** ****/
+ /**** Guessing functions ****/
+ /**** ****/
+ /**** When you add a new guessing function, ****/
+ /**** update FT_RACCESS_N_RULES in ftrfork.h. ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ static FT_Error
+ raccess_guess_apple_double( FT_Library library,
+ FT_Stream stream,
+ char *base_file_name,
+ char **result_file_name,
+ FT_Long *result_offset );
+
+ static FT_Error
+ raccess_guess_apple_single( FT_Library library,
+ FT_Stream stream,
+ char *base_file_name,
+ char **result_file_name,
+ FT_Long *result_offset );
+
+ static FT_Error
+ raccess_guess_darwin_ufs_export( FT_Library library,
+ FT_Stream stream,
+ char *base_file_name,
+ char **result_file_name,
+ FT_Long *result_offset );
+
+ static FT_Error
+ raccess_guess_darwin_newvfs( FT_Library library,
+ FT_Stream stream,
+ char *base_file_name,
+ char **result_file_name,
+ FT_Long *result_offset );
+
+ static FT_Error
+ raccess_guess_darwin_hfsplus( FT_Library library,
+ FT_Stream stream,
+ char *base_file_name,
+ char **result_file_name,
+ FT_Long *result_offset );
+
+ static FT_Error
+ raccess_guess_vfat( FT_Library library,
+ FT_Stream stream,
+ char *base_file_name,
+ char **result_file_name,
+ FT_Long *result_offset );
+
+ static FT_Error
+ raccess_guess_linux_cap( FT_Library library,
+ FT_Stream stream,
+ char *base_file_name,
+ char **result_file_name,
+ FT_Long *result_offset );
+
+ static FT_Error
+ raccess_guess_linux_double( FT_Library library,
+ FT_Stream stream,
+ char *base_file_name,
+ char **result_file_name,
+ FT_Long *result_offset );
+
+ static FT_Error
+ raccess_guess_linux_netatalk( FT_Library library,
+ FT_Stream stream,
+ char *base_file_name,
+ char **result_file_name,
+ FT_Long *result_offset );
+
+
+ CONST_FT_RFORK_RULE_ARRAY_BEGIN(ft_raccess_guess_table,
+ ft_raccess_guess_rec)
+ CONST_FT_RFORK_RULE_ARRAY_ENTRY(apple_double, apple_double)
+ CONST_FT_RFORK_RULE_ARRAY_ENTRY(apple_single, apple_single)
+ CONST_FT_RFORK_RULE_ARRAY_ENTRY(darwin_ufs_export, darwin_ufs_export)
+ CONST_FT_RFORK_RULE_ARRAY_ENTRY(darwin_newvfs, darwin_newvfs)
+ CONST_FT_RFORK_RULE_ARRAY_ENTRY(darwin_hfsplus, darwin_hfsplus)
+ CONST_FT_RFORK_RULE_ARRAY_ENTRY(vfat, vfat)
+ CONST_FT_RFORK_RULE_ARRAY_ENTRY(linux_cap, linux_cap)
+ CONST_FT_RFORK_RULE_ARRAY_ENTRY(linux_double, linux_double)
+ CONST_FT_RFORK_RULE_ARRAY_ENTRY(linux_netatalk, linux_netatalk)
+ CONST_FT_RFORK_RULE_ARRAY_END
+
+
+ /*************************************************************************/
+ /**** ****/
+ /**** Helper functions ****/
+ /**** ****/
+ /*************************************************************************/
+
+ static FT_Error
+ raccess_guess_apple_generic( FT_Library library,
+ FT_Stream stream,
+ char *base_file_name,
+ FT_Int32 magic,
+ FT_Long *result_offset );
+
+ static FT_Error
+ raccess_guess_linux_double_from_file_name( FT_Library library,
+ char * file_name,
+ FT_Long *result_offset );
+
+ static char *
+ raccess_make_file_name( FT_Memory memory,
+ const char *original_name,
+ const char *insertion );
+
+ FT_BASE_DEF( void )
+ FT_Raccess_Guess( FT_Library library,
+ FT_Stream stream,
+ char* base_name,
+ char **new_names,
+ FT_Long *offsets,
+ FT_Error *errors )
+ {
+ FT_Long i;
+
+
+ for ( i = 0; i < FT_RACCESS_N_RULES; i++ )
+ {
+ new_names[i] = NULL;
+ if ( NULL != stream )
+ errors[i] = FT_Stream_Seek( stream, 0 );
+ else
+ errors[i] = FT_Err_Ok;
+
+ if ( errors[i] )
+ continue ;
+
+ errors[i] = (FT_RACCESS_GUESS_TABLE_GET[i].func)( library,
+ stream, base_name,
+ &(new_names[i]),
+ &(offsets[i]) );
+ }
+
+ return;
+ }
+
+
+#ifndef FT_MACINTOSH
+ static FT_RFork_Rule
+ raccess_get_rule_type_from_rule_index( FT_Library library,
+ FT_UInt rule_index )
+ {
+ FT_UNUSED( library );
+
+ if ( rule_index >= FT_RACCESS_N_RULES )
+ return FT_RFork_Rule_invalid;
+
+ return FT_RACCESS_GUESS_TABLE_GET[rule_index].type;
+ }
+
+
+ /*
+ * For this function, refer ftbase.h.
+ */
+ FT_LOCAL_DEF( FT_Bool )
+ ft_raccess_rule_by_darwin_vfs( FT_Library library,
+ FT_UInt rule_index )
+ {
+ switch( raccess_get_rule_type_from_rule_index( library, rule_index ) )
+ {
+ case FT_RFork_Rule_darwin_newvfs:
+ case FT_RFork_Rule_darwin_hfsplus:
+ return TRUE;
+
+ default:
+ return FALSE;
+ }
+ }
+#endif
+
+
+ static FT_Error
+ raccess_guess_apple_double( FT_Library library,
+ FT_Stream stream,
+ char *base_file_name,
+ char **result_file_name,
+ FT_Long *result_offset )
+ {
+ FT_Int32 magic = ( 0x00 << 24 ) |
+ ( 0x05 << 16 ) |
+ ( 0x16 << 8 ) |
+ 0x07;
+
+
+ *result_file_name = NULL;
+ if ( NULL == stream )
+ return FT_Err_Cannot_Open_Stream;
+
+ return raccess_guess_apple_generic( library, stream, base_file_name,
+ magic, result_offset );
+ }
+
+
+ static FT_Error
+ raccess_guess_apple_single( FT_Library library,
+ FT_Stream stream,
+ char *base_file_name,
+ char **result_file_name,
+ FT_Long *result_offset )
+ {
+ FT_Int32 magic = ( 0x00 << 24 ) |
+ ( 0x05 << 16 ) |
+ ( 0x16 << 8 ) |
+ 0x00;
+
+
+ *result_file_name = NULL;
+ if ( NULL == stream )
+ return FT_Err_Cannot_Open_Stream;
+
+ return raccess_guess_apple_generic( library, stream, base_file_name,
+ magic, result_offset );
+ }
+
+
+ static FT_Error
+ raccess_guess_darwin_ufs_export( FT_Library library,
+ FT_Stream stream,
+ char *base_file_name,
+ char **result_file_name,
+ FT_Long *result_offset )
+ {
+ char* newpath;
+ FT_Error error;
+ FT_Memory memory;
+
+ FT_UNUSED( stream );
+
+
+ memory = library->memory;
+ newpath = raccess_make_file_name( memory, base_file_name, "._" );
+ if ( !newpath )
+ return FT_Err_Out_Of_Memory;
+
+ error = raccess_guess_linux_double_from_file_name( library, newpath,
+ result_offset );
+ if ( !error )
+ *result_file_name = newpath;
+ else
+ FT_FREE( newpath );
+
+ return error;
+ }
+
+
+ static FT_Error
+ raccess_guess_darwin_hfsplus( FT_Library library,
+ FT_Stream stream,
+ char *base_file_name,
+ char **result_file_name,
+ FT_Long *result_offset )
+ {
+ /*
+ Only meaningful on systems with hfs+ drivers (or Macs).
+ */
+ FT_Error error;
+ char* newpath = NULL;
+ FT_Memory memory;
+ FT_Long base_file_len = ft_strlen( base_file_name );
+
+ FT_UNUSED( stream );
+
+
+ memory = library->memory;
+
+ if ( base_file_len + 6 > FT_INT_MAX )
+ return FT_Err_Array_Too_Large;
+
+ if ( FT_ALLOC( newpath, base_file_len + 6 ) )
+ return error;
+
+ FT_MEM_COPY( newpath, base_file_name, base_file_len );
+ FT_MEM_COPY( newpath + base_file_len, "/rsrc", 6 );
+
+ *result_file_name = newpath;
+ *result_offset = 0;
+
+ return FT_Err_Ok;
+ }
+
+
+ static FT_Error
+ raccess_guess_darwin_newvfs( FT_Library library,
+ FT_Stream stream,
+ char *base_file_name,
+ char **result_file_name,
+ FT_Long *result_offset )
+ {
+ /*
+ Only meaningful on systems with Mac OS X (> 10.1).
+ */
+ FT_Error error;
+ char* newpath = NULL;
+ FT_Memory memory;
+ FT_Long base_file_len = ft_strlen( base_file_name );
+
+ FT_UNUSED( stream );
+
+
+ memory = library->memory;
+
+ if ( base_file_len + 18 > FT_INT_MAX )
+ return FT_Err_Array_Too_Large;
+
+ if ( FT_ALLOC( newpath, base_file_len + 18 ) )
+ return error;
+
+ FT_MEM_COPY( newpath, base_file_name, base_file_len );
+ FT_MEM_COPY( newpath + base_file_len, "/..namedfork/rsrc", 18 );
+
+ *result_file_name = newpath;
+ *result_offset = 0;
+
+ return FT_Err_Ok;
+ }
+
+
+ static FT_Error
+ raccess_guess_vfat( FT_Library library,
+ FT_Stream stream,
+ char *base_file_name,
+ char **result_file_name,
+ FT_Long *result_offset )
+ {
+ char* newpath;
+ FT_Memory memory;
+
+ FT_UNUSED( stream );
+
+
+ memory = library->memory;
+
+ newpath = raccess_make_file_name( memory, base_file_name,
+ "resource.frk/" );
+ if ( !newpath )
+ return FT_Err_Out_Of_Memory;
+
+ *result_file_name = newpath;
+ *result_offset = 0;
+
+ return FT_Err_Ok;
+ }
+
+
+ static FT_Error
+ raccess_guess_linux_cap( FT_Library library,
+ FT_Stream stream,
+ char *base_file_name,
+ char **result_file_name,
+ FT_Long *result_offset )
+ {
+ char* newpath;
+ FT_Memory memory;
+
+ FT_UNUSED( stream );
+
+
+ memory = library->memory;
+
+ newpath = raccess_make_file_name( memory, base_file_name, ".resource/" );
+ if ( !newpath )
+ return FT_Err_Out_Of_Memory;
+
+ *result_file_name = newpath;
+ *result_offset = 0;
+
+ return FT_Err_Ok;
+ }
+
+
+ static FT_Error
+ raccess_guess_linux_double( FT_Library library,
+ FT_Stream stream,
+ char *base_file_name,
+ char **result_file_name,
+ FT_Long *result_offset )
+ {
+ char* newpath;
+ FT_Error error;
+ FT_Memory memory;
+
+ FT_UNUSED( stream );
+
+
+ memory = library->memory;
+
+ newpath = raccess_make_file_name( memory, base_file_name, "%" );
+ if ( !newpath )
+ return FT_Err_Out_Of_Memory;
+
+ error = raccess_guess_linux_double_from_file_name( library, newpath,
+ result_offset );
+ if ( !error )
+ *result_file_name = newpath;
+ else
+ FT_FREE( newpath );
+
+ return error;
+ }
+
+
+ static FT_Error
+ raccess_guess_linux_netatalk( FT_Library library,
+ FT_Stream stream,
+ char *base_file_name,
+ char **result_file_name,
+ FT_Long *result_offset )
+ {
+ char* newpath;
+ FT_Error error;
+ FT_Memory memory;
+
+ FT_UNUSED( stream );
+
+
+ memory = library->memory;
+
+ newpath = raccess_make_file_name( memory, base_file_name,
+ ".AppleDouble/" );
+ if ( !newpath )
+ return FT_Err_Out_Of_Memory;
+
+ error = raccess_guess_linux_double_from_file_name( library, newpath,
+ result_offset );
+ if ( !error )
+ *result_file_name = newpath;
+ else
+ FT_FREE( newpath );
+
+ return error;
+ }
+
+
+ static FT_Error
+ raccess_guess_apple_generic( FT_Library library,
+ FT_Stream stream,
+ char *base_file_name,
+ FT_Int32 magic,
+ FT_Long *result_offset )
+ {
+ FT_Int32 magic_from_stream;
+ FT_Error error;
+ FT_Int32 version_number = 0;
+ FT_UShort n_of_entries;
+
+ int i;
+ FT_UInt32 entry_id, entry_offset, entry_length = 0;
+
+ const FT_UInt32 resource_fork_entry_id = 0x2;
+
+ FT_UNUSED( library );
+ FT_UNUSED( base_file_name );
+ FT_UNUSED( version_number );
+ FT_UNUSED( entry_length );
+
+
+ if ( FT_READ_LONG( magic_from_stream ) )
+ return error;
+ if ( magic_from_stream != magic )
+ return FT_Err_Unknown_File_Format;
+
+ if ( FT_READ_LONG( version_number ) )
+ return error;
+
+ /* filler */
+ error = FT_Stream_Skip( stream, 16 );
+ if ( error )
+ return error;
+
+ if ( FT_READ_USHORT( n_of_entries ) )
+ return error;
+ if ( n_of_entries == 0 )
+ return FT_Err_Unknown_File_Format;
+
+ for ( i = 0; i < n_of_entries; i++ )
+ {
+ if ( FT_READ_LONG( entry_id ) )
+ return error;
+ if ( entry_id == resource_fork_entry_id )
+ {
+ if ( FT_READ_LONG( entry_offset ) ||
+ FT_READ_LONG( entry_length ) )
+ continue;
+ *result_offset = entry_offset;
+
+ return FT_Err_Ok;
+ }
+ else
+ {
+ error = FT_Stream_Skip( stream, 4 + 4 ); /* offset + length */
+ if ( error )
+ return error;
+ }
+ }
+
+ return FT_Err_Unknown_File_Format;
+ }
+
+
+ static FT_Error
+ raccess_guess_linux_double_from_file_name( FT_Library library,
+ char *file_name,
+ FT_Long *result_offset )
+ {
+ FT_Open_Args args2;
+ FT_Stream stream2;
+ char * nouse = NULL;
+ FT_Error error;
+
+
+ args2.flags = FT_OPEN_PATHNAME;
+ args2.pathname = file_name;
+ error = FT_Stream_New( library, &args2, &stream2 );
+ if ( error )
+ return error;
+
+ error = raccess_guess_apple_double( library, stream2, file_name,
+ &nouse, result_offset );
+
+ FT_Stream_Free( stream2, 0 );
+
+ return error;
+ }
+
+
+ static char*
+ raccess_make_file_name( FT_Memory memory,
+ const char *original_name,
+ const char *insertion )
+ {
+ char* new_name = NULL;
+ const char* tmp;
+ const char* slash;
+ size_t new_length;
+ FT_Error error = FT_Err_Ok;
+
+ FT_UNUSED( error );
+
+
+ new_length = ft_strlen( original_name ) + ft_strlen( insertion );
+ if ( FT_ALLOC( new_name, new_length + 1 ) )
+ return NULL;
+
+ tmp = ft_strrchr( original_name, '/' );
+ if ( tmp )
+ {
+ ft_strncpy( new_name, original_name, tmp - original_name + 1 );
+ new_name[tmp - original_name + 1] = '\0';
+ slash = tmp + 1;
+ }
+ else
+ {
+ slash = original_name;
+ new_name[0] = '\0';
+ }
+
+ ft_strcat( new_name, insertion );
+ ft_strcat( new_name, slash );
+
+ return new_name;
+ }
+
+
+#else /* !FT_CONFIG_OPTION_GUESSING_EMBEDDED_RFORK */
+
+
+ /*************************************************************************/
+ /* Dummy function; just sets errors */
+ /*************************************************************************/
+
+ FT_BASE_DEF( void )
+ FT_Raccess_Guess( FT_Library library,
+ FT_Stream stream,
+ char *base_name,
+ char **new_names,
+ FT_Long *offsets,
+ FT_Error *errors )
+ {
+ int i;
+
+ FT_UNUSED( library );
+ FT_UNUSED( stream );
+ FT_UNUSED( base_name );
+
+
+ for ( i = 0; i < FT_RACCESS_N_RULES; i++ )
+ {
+ new_names[i] = NULL;
+ offsets[i] = 0;
+ errors[i] = FT_Err_Unimplemented_Feature;
+ }
+ }
+
+
+#endif /* !FT_CONFIG_OPTION_GUESSING_EMBEDDED_RFORK */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftsnames.c */
+/* */
+/* Simple interface to access SFNT name tables (which are used */
+/* to hold font names, copyright info, notices, etc.) (body). */
+/* */
+/* This is _not_ used to retrieve glyph names! */
+/* */
+/* Copyright 1996-2001, 2002, 2009 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_SFNT_NAMES_H
+#include FT_INTERNAL_TRUETYPE_TYPES_H
+#include FT_INTERNAL_STREAM_H
+
+
+#ifdef TT_CONFIG_OPTION_SFNT_NAMES
+
+
+ /* documentation is in ftsnames.h */
+
+ FT_EXPORT_DEF( FT_UInt )
+ FT_Get_Sfnt_Name_Count( FT_Face face )
+ {
+ return ( face && FT_IS_SFNT( face ) ) ? ((TT_Face)face)->num_names : 0;
+ }
+
+
+ /* documentation is in ftsnames.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Get_Sfnt_Name( FT_Face face,
+ FT_UInt idx,
+ FT_SfntName *aname )
+ {
+ FT_Error error = FT_Err_Invalid_Argument;
+
+
+ if ( aname && face && FT_IS_SFNT( face ) )
+ {
+ TT_Face ttface = (TT_Face)face;
+
+
+ if ( idx < (FT_UInt)ttface->num_names )
+ {
+ TT_NameEntryRec* entry = ttface->name_table.names + idx;
+
+
+ /* load name on demand */
+ if ( entry->stringLength > 0 && entry->string == NULL )
+ {
+ FT_Memory memory = face->memory;
+ FT_Stream stream = face->stream;
+
+
+ if ( FT_NEW_ARRAY ( entry->string, entry->stringLength ) ||
+ FT_STREAM_SEEK( entry->stringOffset ) ||
+ FT_STREAM_READ( entry->string, entry->stringLength ) )
+ {
+ FT_FREE( entry->string );
+ entry->stringLength = 0;
+ }
+ }
+
+ aname->platform_id = entry->platformID;
+ aname->encoding_id = entry->encodingID;
+ aname->language_id = entry->languageID;
+ aname->name_id = entry->nameID;
+ aname->string = (FT_Byte*)entry->string;
+ aname->string_len = entry->stringLength;
+
+ error = FT_Err_Ok;
+ }
+ }
+
+ return error;
+ }
+
+
+#endif /* TT_CONFIG_OPTION_SFNT_NAMES */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftstream.c */
+/* */
+/* I/O stream support (body). */
+/* */
+/* Copyright 2000-2002, 2004-2006, 2008-2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_STREAM_H
+#include FT_INTERNAL_DEBUG_H
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_stream
+
+
+ FT_BASE_DEF( void )
+ FT_Stream_OpenMemory( FT_Stream stream,
+ const FT_Byte* base,
+ FT_ULong size )
+ {
+ stream->base = (FT_Byte*) base;
+ stream->size = size;
+ stream->pos = 0;
+ stream->cursor = 0;
+ stream->read = 0;
+ stream->close = 0;
+ }
+
+
+ FT_BASE_DEF( void )
+ FT_Stream_Close( FT_Stream stream )
+ {
+ if ( stream && stream->close )
+ stream->close( stream );
+ }
+
+
+ FT_BASE_DEF( FT_Error )
+ FT_Stream_Seek( FT_Stream stream,
+ FT_ULong pos )
+ {
+ FT_Error error = FT_Err_Ok;
+
+
+ if ( stream->read )
+ {
+ if ( stream->read( stream, pos, 0, 0 ) )
+ {
+ FT_ERROR(( "FT_Stream_Seek:"
+ " invalid i/o; pos = 0x%lx, size = 0x%lx\n",
+ pos, stream->size ));
+
+ error = FT_Err_Invalid_Stream_Operation;
+ }
+ }
+ /* note that seeking to the first position after the file is valid */
+ else if ( pos > stream->size )
+ {
+ FT_ERROR(( "FT_Stream_Seek:"
+ " invalid i/o; pos = 0x%lx, size = 0x%lx\n",
+ pos, stream->size ));
+
+ error = FT_Err_Invalid_Stream_Operation;
+ }
+
+ if ( !error )
+ stream->pos = pos;
+
+ return error;
+ }
+
+
+ FT_BASE_DEF( FT_Error )
+ FT_Stream_Skip( FT_Stream stream,
+ FT_Long distance )
+ {
+ if ( distance < 0 )
+ return FT_Err_Invalid_Stream_Operation;
+
+ return FT_Stream_Seek( stream, (FT_ULong)( stream->pos + distance ) );
+ }
+
+
+ FT_BASE_DEF( FT_Long )
+ FT_Stream_Pos( FT_Stream stream )
+ {
+ return stream->pos;
+ }
+
+
+ FT_BASE_DEF( FT_Error )
+ FT_Stream_Read( FT_Stream stream,
+ FT_Byte* buffer,
+ FT_ULong count )
+ {
+ return FT_Stream_ReadAt( stream, stream->pos, buffer, count );
+ }
+
+
+ FT_BASE_DEF( FT_Error )
+ FT_Stream_ReadAt( FT_Stream stream,
+ FT_ULong pos,
+ FT_Byte* buffer,
+ FT_ULong count )
+ {
+ FT_Error error = FT_Err_Ok;
+ FT_ULong read_bytes;
+
+
+ if ( pos >= stream->size )
+ {
+ FT_ERROR(( "FT_Stream_ReadAt:"
+ " invalid i/o; pos = 0x%lx, size = 0x%lx\n",
+ pos, stream->size ));
+
+ return FT_Err_Invalid_Stream_Operation;
+ }
+
+ if ( stream->read )
+ read_bytes = stream->read( stream, pos, buffer, count );
+ else
+ {
+ read_bytes = stream->size - pos;
+ if ( read_bytes > count )
+ read_bytes = count;
+
+ FT_MEM_COPY( buffer, stream->base + pos, read_bytes );
+ }
+
+ stream->pos = pos + read_bytes;
+
+ if ( read_bytes < count )
+ {
+ FT_ERROR(( "FT_Stream_ReadAt:"
+ " invalid read; expected %lu bytes, got %lu\n",
+ count, read_bytes ));
+
+ error = FT_Err_Invalid_Stream_Operation;
+ }
+
+ return error;
+ }
+
+
+ FT_BASE_DEF( FT_ULong )
+ FT_Stream_TryRead( FT_Stream stream,
+ FT_Byte* buffer,
+ FT_ULong count )
+ {
+ FT_ULong read_bytes = 0;
+
+
+ if ( stream->pos >= stream->size )
+ goto Exit;
+
+ if ( stream->read )
+ read_bytes = stream->read( stream, stream->pos, buffer, count );
+ else
+ {
+ read_bytes = stream->size - stream->pos;
+ if ( read_bytes > count )
+ read_bytes = count;
+
+ FT_MEM_COPY( buffer, stream->base + stream->pos, read_bytes );
+ }
+
+ stream->pos += read_bytes;
+
+ Exit:
+ return read_bytes;
+ }
+
+
+ FT_BASE_DEF( FT_Error )
+ FT_Stream_ExtractFrame( FT_Stream stream,
+ FT_ULong count,
+ FT_Byte** pbytes )
+ {
+ FT_Error error;
+
+
+ error = FT_Stream_EnterFrame( stream, count );
+ if ( !error )
+ {
+ *pbytes = (FT_Byte*)stream->cursor;
+
+ /* equivalent to FT_Stream_ExitFrame(), with no memory block release */
+ stream->cursor = 0;
+ stream->limit = 0;
+ }
+
+ return error;
+ }
+
+
+ FT_BASE_DEF( void )
+ FT_Stream_ReleaseFrame( FT_Stream stream,
+ FT_Byte** pbytes )
+ {
+ if ( stream && stream->read )
+ {
+ FT_Memory memory = stream->memory;
+
+#ifdef FT_DEBUG_MEMORY
+ ft_mem_free( memory, *pbytes );
+ *pbytes = NULL;
+#else
+ FT_FREE( *pbytes );
+#endif
+ }
+ *pbytes = 0;
+ }
+
+
+ FT_BASE_DEF( FT_Error )
+ FT_Stream_EnterFrame( FT_Stream stream,
+ FT_ULong count )
+ {
+ FT_Error error = FT_Err_Ok;
+ FT_ULong read_bytes;
+
+
+ /* check for nested frame access */
+ FT_ASSERT( stream && stream->cursor == 0 );
+
+ if ( stream->read )
+ {
+ /* allocate the frame in memory */
+ FT_Memory memory = stream->memory;
+
+
+ /* simple sanity check */
+ if ( count > stream->size )
+ {
+ FT_ERROR(( "FT_Stream_EnterFrame:"
+ " frame size (%lu) larger than stream size (%lu)\n",
+ count, stream->size ));
+
+ error = FT_Err_Invalid_Stream_Operation;
+ goto Exit;
+ }
+
+#ifdef FT_DEBUG_MEMORY
+ /* assume _ft_debug_file and _ft_debug_lineno are already set */
+ stream->base = (unsigned char*)ft_mem_qalloc( memory, count, &error );
+ if ( error )
+ goto Exit;
+#else
+ if ( FT_QALLOC( stream->base, count ) )
+ goto Exit;
+#endif
+ /* read it */
+ read_bytes = stream->read( stream, stream->pos,
+ stream->base, count );
+ if ( read_bytes < count )
+ {
+ FT_ERROR(( "FT_Stream_EnterFrame:"
+ " invalid read; expected %lu bytes, got %lu\n",
+ count, read_bytes ));
+
+ FT_FREE( stream->base );
+ error = FT_Err_Invalid_Stream_Operation;
+ }
+ stream->cursor = stream->base;
+ stream->limit = stream->cursor + count;
+ stream->pos += read_bytes;
+ }
+ else
+ {
+ /* check current and new position */
+ if ( stream->pos >= stream->size ||
+ stream->size - stream->pos < count )
+ {
+ FT_ERROR(( "FT_Stream_EnterFrame:"
+ " invalid i/o; pos = 0x%lx, count = %lu, size = 0x%lx\n",
+ stream->pos, count, stream->size ));
+
+ error = FT_Err_Invalid_Stream_Operation;
+ goto Exit;
+ }
+
+ /* set cursor */
+ stream->cursor = stream->base + stream->pos;
+ stream->limit = stream->cursor + count;
+ stream->pos += count;
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ FT_BASE_DEF( void )
+ FT_Stream_ExitFrame( FT_Stream stream )
+ {
+ /* IMPORTANT: The assertion stream->cursor != 0 was removed, given */
+ /* that it is possible to access a frame of length 0 in */
+ /* some weird fonts (usually, when accessing an array of */
+ /* 0 records, like in some strange kern tables). */
+ /* */
+ /* In this case, the loader code handles the 0-length table */
+ /* gracefully; however, stream.cursor is really set to 0 by the */
+ /* FT_Stream_EnterFrame() call, and this is not an error. */
+ /* */
+ FT_ASSERT( stream );
+
+ if ( stream->read )
+ {
+ FT_Memory memory = stream->memory;
+
+#ifdef FT_DEBUG_MEMORY
+ ft_mem_free( memory, stream->base );
+ stream->base = NULL;
+#else
+ FT_FREE( stream->base );
+#endif
+ }
+ stream->cursor = 0;
+ stream->limit = 0;
+ }
+
+
+ FT_BASE_DEF( FT_Char )
+ FT_Stream_GetChar( FT_Stream stream )
+ {
+ FT_Char result;
+
+
+ FT_ASSERT( stream && stream->cursor );
+
+ result = 0;
+ if ( stream->cursor < stream->limit )
+ result = *stream->cursor++;
+
+ return result;
+ }
+
+
+ FT_BASE_DEF( FT_UShort )
+ FT_Stream_GetUShort( FT_Stream stream )
+ {
+ FT_Byte* p;
+ FT_Short result;
+
+
+ FT_ASSERT( stream && stream->cursor );
+
+ result = 0;
+ p = stream->cursor;
+ if ( p + 1 < stream->limit )
+ result = FT_NEXT_USHORT( p );
+ stream->cursor = p;
+
+ return result;
+ }
+
+
+ FT_BASE_DEF( FT_UShort )
+ FT_Stream_GetUShortLE( FT_Stream stream )
+ {
+ FT_Byte* p;
+ FT_Short result;
+
+
+ FT_ASSERT( stream && stream->cursor );
+
+ result = 0;
+ p = stream->cursor;
+ if ( p + 1 < stream->limit )
+ result = FT_NEXT_USHORT_LE( p );
+ stream->cursor = p;
+
+ return result;
+ }
+
+
+ FT_BASE_DEF( FT_ULong )
+ FT_Stream_GetUOffset( FT_Stream stream )
+ {
+ FT_Byte* p;
+ FT_Long result;
+
+
+ FT_ASSERT( stream && stream->cursor );
+
+ result = 0;
+ p = stream->cursor;
+ if ( p + 2 < stream->limit )
+ result = FT_NEXT_UOFF3( p );
+ stream->cursor = p;
+ return result;
+ }
+
+
+ FT_BASE_DEF( FT_ULong )
+ FT_Stream_GetULong( FT_Stream stream )
+ {
+ FT_Byte* p;
+ FT_Long result;
+
+
+ FT_ASSERT( stream && stream->cursor );
+
+ result = 0;
+ p = stream->cursor;
+ if ( p + 3 < stream->limit )
+ result = FT_NEXT_ULONG( p );
+ stream->cursor = p;
+ return result;
+ }
+
+
+ FT_BASE_DEF( FT_ULong )
+ FT_Stream_GetULongLE( FT_Stream stream )
+ {
+ FT_Byte* p;
+ FT_Long result;
+
+
+ FT_ASSERT( stream && stream->cursor );
+
+ result = 0;
+ p = stream->cursor;
+ if ( p + 3 < stream->limit )
+ result = FT_NEXT_ULONG_LE( p );
+ stream->cursor = p;
+ return result;
+ }
+
+
+ FT_BASE_DEF( FT_Char )
+ FT_Stream_ReadChar( FT_Stream stream,
+ FT_Error* error )
+ {
+ FT_Byte result = 0;
+
+
+ FT_ASSERT( stream );
+
+ *error = FT_Err_Ok;
+
+ if ( stream->read )
+ {
+ if ( stream->read( stream, stream->pos, &result, 1L ) != 1L )
+ goto Fail;
+ }
+ else
+ {
+ if ( stream->pos < stream->size )
+ result = stream->base[stream->pos];
+ else
+ goto Fail;
+ }
+ stream->pos++;
+
+ return result;
+
+ Fail:
+ *error = FT_Err_Invalid_Stream_Operation;
+ FT_ERROR(( "FT_Stream_ReadChar:"
+ " invalid i/o; pos = 0x%lx, size = 0x%lx\n",
+ stream->pos, stream->size ));
+
+ return 0;
+ }
+
+
+ FT_BASE_DEF( FT_UShort )
+ FT_Stream_ReadUShort( FT_Stream stream,
+ FT_Error* error )
+ {
+ FT_Byte reads[2];
+ FT_Byte* p = 0;
+ FT_Short result = 0;
+
+
+ FT_ASSERT( stream );
+
+ *error = FT_Err_Ok;
+
+ if ( stream->pos + 1 < stream->size )
+ {
+ if ( stream->read )
+ {
+ if ( stream->read( stream, stream->pos, reads, 2L ) != 2L )
+ goto Fail;
+
+ p = reads;
+ }
+ else
+ {
+ p = stream->base + stream->pos;
+ }
+
+ if ( p )
+ result = FT_NEXT_USHORT( p );
+ }
+ else
+ goto Fail;
+
+ stream->pos += 2;
+
+ return result;
+
+ Fail:
+ *error = FT_Err_Invalid_Stream_Operation;
+ FT_ERROR(( "FT_Stream_ReadUShort:"
+ " invalid i/o; pos = 0x%lx, size = 0x%lx\n",
+ stream->pos, stream->size ));
+
+ return 0;
+ }
+
+
+ FT_BASE_DEF( FT_UShort )
+ FT_Stream_ReadUShortLE( FT_Stream stream,
+ FT_Error* error )
+ {
+ FT_Byte reads[2];
+ FT_Byte* p = 0;
+ FT_Short result = 0;
+
+
+ FT_ASSERT( stream );
+
+ *error = FT_Err_Ok;
+
+ if ( stream->pos + 1 < stream->size )
+ {
+ if ( stream->read )
+ {
+ if ( stream->read( stream, stream->pos, reads, 2L ) != 2L )
+ goto Fail;
+
+ p = reads;
+ }
+ else
+ {
+ p = stream->base + stream->pos;
+ }
+
+ if ( p )
+ result = FT_NEXT_USHORT_LE( p );
+ }
+ else
+ goto Fail;
+
+ stream->pos += 2;
+
+ return result;
+
+ Fail:
+ *error = FT_Err_Invalid_Stream_Operation;
+ FT_ERROR(( "FT_Stream_ReadUShortLE:"
+ " invalid i/o; pos = 0x%lx, size = 0x%lx\n",
+ stream->pos, stream->size ));
+
+ return 0;
+ }
+
+
+ FT_BASE_DEF( FT_ULong )
+ FT_Stream_ReadUOffset( FT_Stream stream,
+ FT_Error* error )
+ {
+ FT_Byte reads[3];
+ FT_Byte* p = 0;
+ FT_Long result = 0;
+
+
+ FT_ASSERT( stream );
+
+ *error = FT_Err_Ok;
+
+ if ( stream->pos + 2 < stream->size )
+ {
+ if ( stream->read )
+ {
+ if (stream->read( stream, stream->pos, reads, 3L ) != 3L )
+ goto Fail;
+
+ p = reads;
+ }
+ else
+ {
+ p = stream->base + stream->pos;
+ }
+
+ if ( p )
+ result = FT_NEXT_UOFF3( p );
+ }
+ else
+ goto Fail;
+
+ stream->pos += 3;
+
+ return result;
+
+ Fail:
+ *error = FT_Err_Invalid_Stream_Operation;
+ FT_ERROR(( "FT_Stream_ReadUOffset:"
+ " invalid i/o; pos = 0x%lx, size = 0x%lx\n",
+ stream->pos, stream->size ));
+
+ return 0;
+ }
+
+
+ FT_BASE_DEF( FT_ULong )
+ FT_Stream_ReadULong( FT_Stream stream,
+ FT_Error* error )
+ {
+ FT_Byte reads[4];
+ FT_Byte* p = 0;
+ FT_Long result = 0;
+
+
+ FT_ASSERT( stream );
+
+ *error = FT_Err_Ok;
+
+ if ( stream->pos + 3 < stream->size )
+ {
+ if ( stream->read )
+ {
+ if ( stream->read( stream, stream->pos, reads, 4L ) != 4L )
+ goto Fail;
+
+ p = reads;
+ }
+ else
+ {
+ p = stream->base + stream->pos;
+ }
+
+ if ( p )
+ result = FT_NEXT_ULONG( p );
+ }
+ else
+ goto Fail;
+
+ stream->pos += 4;
+
+ return result;
+
+ Fail:
+ *error = FT_Err_Invalid_Stream_Operation;
+ FT_ERROR(( "FT_Stream_ReadULong:"
+ " invalid i/o; pos = 0x%lx, size = 0x%lx\n",
+ stream->pos, stream->size ));
+
+ return 0;
+ }
+
+
+ FT_BASE_DEF( FT_ULong )
+ FT_Stream_ReadULongLE( FT_Stream stream,
+ FT_Error* error )
+ {
+ FT_Byte reads[4];
+ FT_Byte* p = 0;
+ FT_Long result = 0;
+
+
+ FT_ASSERT( stream );
+
+ *error = FT_Err_Ok;
+
+ if ( stream->pos + 3 < stream->size )
+ {
+ if ( stream->read )
+ {
+ if ( stream->read( stream, stream->pos, reads, 4L ) != 4L )
+ goto Fail;
+
+ p = reads;
+ }
+ else
+ {
+ p = stream->base + stream->pos;
+ }
+
+ if ( p )
+ result = FT_NEXT_ULONG_LE( p );
+ }
+ else
+ goto Fail;
+
+ stream->pos += 4;
+
+ return result;
+
+ Fail:
+ *error = FT_Err_Invalid_Stream_Operation;
+ FT_ERROR(( "FT_Stream_ReadULongLE:"
+ " invalid i/o; pos = 0x%lx, size = 0x%lx\n",
+ stream->pos, stream->size ));
+
+ return 0;
+ }
+
+
+ FT_BASE_DEF( FT_Error )
+ FT_Stream_ReadFields( FT_Stream stream,
+ const FT_Frame_Field* fields,
+ void* structure )
+ {
+ FT_Error error;
+ FT_Bool frame_accessed = 0;
+ FT_Byte* cursor;
+
+ if ( !fields || !stream )
+ return FT_Err_Invalid_Argument;
+
+ cursor = stream->cursor;
+
+ error = FT_Err_Ok;
+ do
+ {
+ FT_ULong value;
+ FT_Int sign_shift;
+ FT_Byte* p;
+
+
+ switch ( fields->value )
+ {
+ case ft_frame_start: /* access a new frame */
+ error = FT_Stream_EnterFrame( stream, fields->offset );
+ if ( error )
+ goto Exit;
+
+ frame_accessed = 1;
+ cursor = stream->cursor;
+ fields++;
+ continue; /* loop! */
+
+ case ft_frame_bytes: /* read a byte sequence */
+ case ft_frame_skip: /* skip some bytes */
+ {
+ FT_UInt len = fields->size;
+
+
+ if ( cursor + len > stream->limit )
+ {
+ error = FT_Err_Invalid_Stream_Operation;
+ goto Exit;
+ }
+
+ if ( fields->value == ft_frame_bytes )
+ {
+ p = (FT_Byte*)structure + fields->offset;
+ FT_MEM_COPY( p, cursor, len );
+ }
+ cursor += len;
+ fields++;
+ continue;
+ }
+
+ case ft_frame_byte:
+ case ft_frame_schar: /* read a single byte */
+ value = FT_NEXT_BYTE(cursor);
+ sign_shift = 24;
+ break;
+
+ case ft_frame_short_be:
+ case ft_frame_ushort_be: /* read a 2-byte big-endian short */
+ value = FT_NEXT_USHORT(cursor);
+ sign_shift = 16;
+ break;
+
+ case ft_frame_short_le:
+ case ft_frame_ushort_le: /* read a 2-byte little-endian short */
+ value = FT_NEXT_USHORT_LE(cursor);
+ sign_shift = 16;
+ break;
+
+ case ft_frame_long_be:
+ case ft_frame_ulong_be: /* read a 4-byte big-endian long */
+ value = FT_NEXT_ULONG(cursor);
+ sign_shift = 0;
+ break;
+
+ case ft_frame_long_le:
+ case ft_frame_ulong_le: /* read a 4-byte little-endian long */
+ value = FT_NEXT_ULONG_LE(cursor);
+ sign_shift = 0;
+ break;
+
+ case ft_frame_off3_be:
+ case ft_frame_uoff3_be: /* read a 3-byte big-endian long */
+ value = FT_NEXT_UOFF3(cursor);
+ sign_shift = 8;
+ break;
+
+ case ft_frame_off3_le:
+ case ft_frame_uoff3_le: /* read a 3-byte little-endian long */
+ value = FT_NEXT_UOFF3_LE(cursor);
+ sign_shift = 8;
+ break;
+
+ default:
+ /* otherwise, exit the loop */
+ stream->cursor = cursor;
+ goto Exit;
+ }
+
+ /* now, compute the signed value is necessary */
+ if ( fields->value & FT_FRAME_OP_SIGNED )
+ value = (FT_ULong)( (FT_Int32)( value << sign_shift ) >> sign_shift );
+
+ /* finally, store the value in the object */
+
+ p = (FT_Byte*)structure + fields->offset;
+ switch ( fields->size )
+ {
+ case (8 / FT_CHAR_BIT):
+ *(FT_Byte*)p = (FT_Byte)value;
+ break;
+
+ case (16 / FT_CHAR_BIT):
+ *(FT_UShort*)p = (FT_UShort)value;
+ break;
+
+ case (32 / FT_CHAR_BIT):
+ *(FT_UInt32*)p = (FT_UInt32)value;
+ break;
+
+ default: /* for 64-bit systems */
+ *(FT_ULong*)p = (FT_ULong)value;
+ }
+
+ /* go to next field */
+ fields++;
+ }
+ while ( 1 );
+
+ Exit:
+ /* close the frame if it was opened by this read */
+ if ( frame_accessed )
+ FT_Stream_ExitFrame( stream );
+
+ return error;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftstroke.c */
+/* */
+/* FreeType path stroker (body). */
+/* */
+/* Copyright 2002-2006, 2008-2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_STROKER_H
+#include FT_TRIGONOMETRY_H
+#include FT_OUTLINE_H
+#include FT_INTERNAL_MEMORY_H
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_OBJECTS_H
+
+
+ /* documentation is in ftstroke.h */
+
+ FT_EXPORT_DEF( FT_StrokerBorder )
+ FT_Outline_GetInsideBorder( FT_Outline* outline )
+ {
+ FT_Orientation o = FT_Outline_Get_Orientation( outline );
+
+
+ return o == FT_ORIENTATION_TRUETYPE ? FT_STROKER_BORDER_RIGHT
+ : FT_STROKER_BORDER_LEFT;
+ }
+
+
+ /* documentation is in ftstroke.h */
+
+ FT_EXPORT_DEF( FT_StrokerBorder )
+ FT_Outline_GetOutsideBorder( FT_Outline* outline )
+ {
+ FT_Orientation o = FT_Outline_Get_Orientation( outline );
+
+
+ return o == FT_ORIENTATION_TRUETYPE ? FT_STROKER_BORDER_LEFT
+ : FT_STROKER_BORDER_RIGHT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** BEZIER COMPUTATIONS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+#define FT_SMALL_CONIC_THRESHOLD ( FT_ANGLE_PI / 6 )
+#define FT_SMALL_CUBIC_THRESHOLD ( FT_ANGLE_PI / 8 )
+
+#define FT_EPSILON 2
+
+#define FT_IS_SMALL( x ) ( (x) > -FT_EPSILON && (x) < FT_EPSILON )
+
+
+ static FT_Pos
+ ft_pos_abs( FT_Pos x )
+ {
+ return x >= 0 ? x : -x;
+ }
+
+
+ static void
+ ft_conic_split( FT_Vector* base )
+ {
+ FT_Pos a, b;
+
+
+ base[4].x = base[2].x;
+ b = base[1].x;
+ a = base[3].x = ( base[2].x + b ) / 2;
+ b = base[1].x = ( base[0].x + b ) / 2;
+ base[2].x = ( a + b ) / 2;
+
+ base[4].y = base[2].y;
+ b = base[1].y;
+ a = base[3].y = ( base[2].y + b ) / 2;
+ b = base[1].y = ( base[0].y + b ) / 2;
+ base[2].y = ( a + b ) / 2;
+ }
+
+
+ static FT_Bool
+ ft_conic_is_small_enough( FT_Vector* base,
+ FT_Angle *angle_in,
+ FT_Angle *angle_out )
+ {
+ FT_Vector d1, d2;
+ FT_Angle theta;
+ FT_Int close1, close2;
+
+
+ d1.x = base[1].x - base[2].x;
+ d1.y = base[1].y - base[2].y;
+ d2.x = base[0].x - base[1].x;
+ d2.y = base[0].y - base[1].y;
+
+ close1 = FT_IS_SMALL( d1.x ) && FT_IS_SMALL( d1.y );
+ close2 = FT_IS_SMALL( d2.x ) && FT_IS_SMALL( d2.y );
+
+ if ( close1 )
+ {
+ if ( close2 )
+ {
+ /* basically a point; */
+ /* do nothing to retain original direction */
+ }
+ else
+ {
+ *angle_in =
+ *angle_out = FT_Atan2( d2.x, d2.y );
+ }
+ }
+ else /* !close1 */
+ {
+ if ( close2 )
+ {
+ *angle_in =
+ *angle_out = FT_Atan2( d1.x, d1.y );
+ }
+ else
+ {
+ *angle_in = FT_Atan2( d1.x, d1.y );
+ *angle_out = FT_Atan2( d2.x, d2.y );
+ }
+ }
+
+ theta = ft_pos_abs( FT_Angle_Diff( *angle_in, *angle_out ) );
+
+ return FT_BOOL( theta < FT_SMALL_CONIC_THRESHOLD );
+ }
+
+
+ static void
+ ft_cubic_split( FT_Vector* base )
+ {
+ FT_Pos a, b, c, d;
+
+
+ base[6].x = base[3].x;
+ c = base[1].x;
+ d = base[2].x;
+ base[1].x = a = ( base[0].x + c ) / 2;
+ base[5].x = b = ( base[3].x + d ) / 2;
+ c = ( c + d ) / 2;
+ base[2].x = a = ( a + c ) / 2;
+ base[4].x = b = ( b + c ) / 2;
+ base[3].x = ( a + b ) / 2;
+
+ base[6].y = base[3].y;
+ c = base[1].y;
+ d = base[2].y;
+ base[1].y = a = ( base[0].y + c ) / 2;
+ base[5].y = b = ( base[3].y + d ) / 2;
+ c = ( c + d ) / 2;
+ base[2].y = a = ( a + c ) / 2;
+ base[4].y = b = ( b + c ) / 2;
+ base[3].y = ( a + b ) / 2;
+ }
+
+
+ /* Return the average of `angle1' and `angle2'. */
+ /* This gives correct result even if `angle1' and `angle2' */
+ /* have opposite signs. */
+ static FT_Angle
+ ft_angle_mean( FT_Angle angle1,
+ FT_Angle angle2 )
+ {
+ return angle1 + FT_Angle_Diff( angle1, angle2 ) / 2;
+ }
+
+
+ static FT_Bool
+ ft_cubic_is_small_enough( FT_Vector* base,
+ FT_Angle *angle_in,
+ FT_Angle *angle_mid,
+ FT_Angle *angle_out )
+ {
+ FT_Vector d1, d2, d3;
+ FT_Angle theta1, theta2;
+ FT_Int close1, close2, close3;
+
+
+ d1.x = base[2].x - base[3].x;
+ d1.y = base[2].y - base[3].y;
+ d2.x = base[1].x - base[2].x;
+ d2.y = base[1].y - base[2].y;
+ d3.x = base[0].x - base[1].x;
+ d3.y = base[0].y - base[1].y;
+
+ close1 = FT_IS_SMALL( d1.x ) && FT_IS_SMALL( d1.y );
+ close2 = FT_IS_SMALL( d2.x ) && FT_IS_SMALL( d2.y );
+ close3 = FT_IS_SMALL( d3.x ) && FT_IS_SMALL( d3.y );
+
+ if ( close1 )
+ {
+ if ( close2 )
+ {
+ if ( close3 )
+ {
+ /* basically a point; */
+ /* do nothing to retain original direction */
+ }
+ else /* !close3 */
+ {
+ *angle_in =
+ *angle_mid =
+ *angle_out = FT_Atan2( d3.x, d3.y );
+ }
+ }
+ else /* !close2 */
+ {
+ if ( close3 )
+ {
+ *angle_in =
+ *angle_mid =
+ *angle_out = FT_Atan2( d2.x, d2.y );
+ }
+ else /* !close3 */
+ {
+ *angle_in =
+ *angle_mid = FT_Atan2( d2.x, d2.y );
+ *angle_out = FT_Atan2( d3.x, d3.y );
+ }
+ }
+ }
+ else /* !close1 */
+ {
+ if ( close2 )
+ {
+ if ( close3 )
+ {
+ *angle_in =
+ *angle_mid =
+ *angle_out = FT_Atan2( d1.x, d1.y );
+ }
+ else /* !close3 */
+ {
+ *angle_in = FT_Atan2( d1.x, d1.y );
+ *angle_out = FT_Atan2( d3.x, d3.y );
+ *angle_mid = ft_angle_mean( *angle_in, *angle_out );
+ }
+ }
+ else /* !close2 */
+ {
+ if ( close3 )
+ {
+ *angle_in = FT_Atan2( d1.x, d1.y );
+ *angle_mid =
+ *angle_out = FT_Atan2( d2.x, d2.y );
+ }
+ else /* !close3 */
+ {
+ *angle_in = FT_Atan2( d1.x, d1.y );
+ *angle_mid = FT_Atan2( d2.x, d2.y );
+ *angle_out = FT_Atan2( d3.x, d3.y );
+ }
+ }
+ }
+
+ theta1 = ft_pos_abs( FT_Angle_Diff( *angle_in, *angle_mid ) );
+ theta2 = ft_pos_abs( FT_Angle_Diff( *angle_mid, *angle_out ) );
+
+ return FT_BOOL( theta1 < FT_SMALL_CUBIC_THRESHOLD &&
+ theta2 < FT_SMALL_CUBIC_THRESHOLD );
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** STROKE BORDERS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ typedef enum FT_StrokeTags_
+ {
+ FT_STROKE_TAG_ON = 1, /* on-curve point */
+ FT_STROKE_TAG_CUBIC = 2, /* cubic off-point */
+ FT_STROKE_TAG_BEGIN = 4, /* sub-path start */
+ FT_STROKE_TAG_END = 8 /* sub-path end */
+
+ } FT_StrokeTags;
+
+#define FT_STROKE_TAG_BEGIN_END ( FT_STROKE_TAG_BEGIN | FT_STROKE_TAG_END )
+
+ typedef struct FT_StrokeBorderRec_
+ {
+ FT_UInt num_points;
+ FT_UInt max_points;
+ FT_Vector* points;
+ FT_Byte* tags;
+ FT_Bool movable; /* TRUE for ends of lineto borders */
+ FT_Int start; /* index of current sub-path start point */
+ FT_Memory memory;
+ FT_Bool valid;
+
+ } FT_StrokeBorderRec, *FT_StrokeBorder;
+
+
+ static FT_Error
+ ft_stroke_border_grow( FT_StrokeBorder border,
+ FT_UInt new_points )
+ {
+ FT_UInt old_max = border->max_points;
+ FT_UInt new_max = border->num_points + new_points;
+ FT_Error error = FT_Err_Ok;
+
+
+ if ( new_max > old_max )
+ {
+ FT_UInt cur_max = old_max;
+ FT_Memory memory = border->memory;
+
+
+ while ( cur_max < new_max )
+ cur_max += ( cur_max >> 1 ) + 16;
+
+ if ( FT_RENEW_ARRAY( border->points, old_max, cur_max ) ||
+ FT_RENEW_ARRAY( border->tags, old_max, cur_max ) )
+ goto Exit;
+
+ border->max_points = cur_max;
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ static void
+ ft_stroke_border_close( FT_StrokeBorder border,
+ FT_Bool reverse )
+ {
+ FT_UInt start = border->start;
+ FT_UInt count = border->num_points;
+
+
+ FT_ASSERT( border->start >= 0 );
+
+ /* don't record empty paths! */
+ if ( count <= start + 1U )
+ border->num_points = start;
+ else
+ {
+ /* copy the last point to the start of this sub-path, since */
+ /* it contains the `adjusted' starting coordinates */
+ border->num_points = --count;
+ border->points[start] = border->points[count];
+
+ if ( reverse )
+ {
+ /* reverse the points */
+ {
+ FT_Vector* vec1 = border->points + start + 1;
+ FT_Vector* vec2 = border->points + count - 1;
+
+
+ for ( ; vec1 < vec2; vec1++, vec2-- )
+ {
+ FT_Vector tmp;
+
+
+ tmp = *vec1;
+ *vec1 = *vec2;
+ *vec2 = tmp;
+ }
+ }
+
+ /* then the tags */
+ {
+ FT_Byte* tag1 = border->tags + start + 1;
+ FT_Byte* tag2 = border->tags + count - 1;
+
+
+ for ( ; tag1 < tag2; tag1++, tag2-- )
+ {
+ FT_Byte tmp;
+
+
+ tmp = *tag1;
+ *tag1 = *tag2;
+ *tag2 = tmp;
+ }
+ }
+ }
+
+ border->tags[start ] |= FT_STROKE_TAG_BEGIN;
+ border->tags[count - 1] |= FT_STROKE_TAG_END;
+ }
+
+ border->start = -1;
+ border->movable = FALSE;
+ }
+
+
+ static FT_Error
+ ft_stroke_border_lineto( FT_StrokeBorder border,
+ FT_Vector* to,
+ FT_Bool movable )
+ {
+ FT_Error error = FT_Err_Ok;
+
+
+ FT_ASSERT( border->start >= 0 );
+
+ if ( border->movable )
+ {
+ /* move last point */
+ border->points[border->num_points - 1] = *to;
+ }
+ else
+ {
+ /* don't add zero-length lineto */
+ if ( border->num_points > 0 &&
+ FT_IS_SMALL( border->points[border->num_points - 1].x - to->x ) &&
+ FT_IS_SMALL( border->points[border->num_points - 1].y - to->y ) )
+ return error;
+
+ /* add one point */
+ error = ft_stroke_border_grow( border, 1 );
+ if ( !error )
+ {
+ FT_Vector* vec = border->points + border->num_points;
+ FT_Byte* tag = border->tags + border->num_points;
+
+
+ vec[0] = *to;
+ tag[0] = FT_STROKE_TAG_ON;
+
+ border->num_points += 1;
+ }
+ }
+ border->movable = movable;
+ return error;
+ }
+
+
+ static FT_Error
+ ft_stroke_border_conicto( FT_StrokeBorder border,
+ FT_Vector* control,
+ FT_Vector* to )
+ {
+ FT_Error error;
+
+
+ FT_ASSERT( border->start >= 0 );
+
+ error = ft_stroke_border_grow( border, 2 );
+ if ( !error )
+ {
+ FT_Vector* vec = border->points + border->num_points;
+ FT_Byte* tag = border->tags + border->num_points;
+
+
+ vec[0] = *control;
+ vec[1] = *to;
+
+ tag[0] = 0;
+ tag[1] = FT_STROKE_TAG_ON;
+
+ border->num_points += 2;
+ }
+
+ border->movable = FALSE;
+
+ return error;
+ }
+
+
+ static FT_Error
+ ft_stroke_border_cubicto( FT_StrokeBorder border,
+ FT_Vector* control1,
+ FT_Vector* control2,
+ FT_Vector* to )
+ {
+ FT_Error error;
+
+
+ FT_ASSERT( border->start >= 0 );
+
+ error = ft_stroke_border_grow( border, 3 );
+ if ( !error )
+ {
+ FT_Vector* vec = border->points + border->num_points;
+ FT_Byte* tag = border->tags + border->num_points;
+
+
+ vec[0] = *control1;
+ vec[1] = *control2;
+ vec[2] = *to;
+
+ tag[0] = FT_STROKE_TAG_CUBIC;
+ tag[1] = FT_STROKE_TAG_CUBIC;
+ tag[2] = FT_STROKE_TAG_ON;
+
+ border->num_points += 3;
+ }
+
+ border->movable = FALSE;
+
+ return error;
+ }
+
+
+#define FT_ARC_CUBIC_ANGLE ( FT_ANGLE_PI / 2 )
+
+
+ static FT_Error
+ ft_stroke_border_arcto( FT_StrokeBorder border,
+ FT_Vector* center,
+ FT_Fixed radius,
+ FT_Angle angle_start,
+ FT_Angle angle_diff )
+ {
+ FT_Angle total, angle, step, rotate, next, theta;
+ FT_Vector a, b, a2, b2;
+ FT_Fixed length;
+ FT_Error error = FT_Err_Ok;
+
+
+ /* compute start point */
+ FT_Vector_From_Polar( &a, radius, angle_start );
+ a.x += center->x;
+ a.y += center->y;
+
+ total = angle_diff;
+ angle = angle_start;
+ rotate = ( angle_diff >= 0 ) ? FT_ANGLE_PI2 : -FT_ANGLE_PI2;
+
+ while ( total != 0 )
+ {
+ step = total;
+ if ( step > FT_ARC_CUBIC_ANGLE )
+ step = FT_ARC_CUBIC_ANGLE;
+
+ else if ( step < -FT_ARC_CUBIC_ANGLE )
+ step = -FT_ARC_CUBIC_ANGLE;
+
+ next = angle + step;
+ theta = step;
+ if ( theta < 0 )
+ theta = -theta;
+
+ theta >>= 1;
+
+ /* compute end point */
+ FT_Vector_From_Polar( &b, radius, next );
+ b.x += center->x;
+ b.y += center->y;
+
+ /* compute first and second control points */
+ length = FT_MulDiv( radius, FT_Sin( theta ) * 4,
+ ( 0x10000L + FT_Cos( theta ) ) * 3 );
+
+ FT_Vector_From_Polar( &a2, length, angle + rotate );
+ a2.x += a.x;
+ a2.y += a.y;
+
+ FT_Vector_From_Polar( &b2, length, next - rotate );
+ b2.x += b.x;
+ b2.y += b.y;
+
+ /* add cubic arc */
+ error = ft_stroke_border_cubicto( border, &a2, &b2, &b );
+ if ( error )
+ break;
+
+ /* process the rest of the arc ?? */
+ a = b;
+ total -= step;
+ angle = next;
+ }
+
+ return error;
+ }
+
+
+ static FT_Error
+ ft_stroke_border_moveto( FT_StrokeBorder border,
+ FT_Vector* to )
+ {
+ /* close current open path if any ? */
+ if ( border->start >= 0 )
+ ft_stroke_border_close( border, FALSE );
+
+ border->start = border->num_points;
+ border->movable = FALSE;
+
+ return ft_stroke_border_lineto( border, to, FALSE );
+ }
+
+
+ static void
+ ft_stroke_border_init( FT_StrokeBorder border,
+ FT_Memory memory )
+ {
+ border->memory = memory;
+ border->points = NULL;
+ border->tags = NULL;
+
+ border->num_points = 0;
+ border->max_points = 0;
+ border->start = -1;
+ border->valid = FALSE;
+ }
+
+
+ static void
+ ft_stroke_border_reset( FT_StrokeBorder border )
+ {
+ border->num_points = 0;
+ border->start = -1;
+ border->valid = FALSE;
+ }
+
+
+ static void
+ ft_stroke_border_done( FT_StrokeBorder border )
+ {
+ FT_Memory memory = border->memory;
+
+
+ FT_FREE( border->points );
+ FT_FREE( border->tags );
+
+ border->num_points = 0;
+ border->max_points = 0;
+ border->start = -1;
+ border->valid = FALSE;
+ }
+
+
+ static FT_Error
+ ft_stroke_border_get_counts( FT_StrokeBorder border,
+ FT_UInt *anum_points,
+ FT_UInt *anum_contours )
+ {
+ FT_Error error = FT_Err_Ok;
+ FT_UInt num_points = 0;
+ FT_UInt num_contours = 0;
+
+ FT_UInt count = border->num_points;
+ FT_Vector* point = border->points;
+ FT_Byte* tags = border->tags;
+ FT_Int in_contour = 0;
+
+
+ for ( ; count > 0; count--, num_points++, point++, tags++ )
+ {
+ if ( tags[0] & FT_STROKE_TAG_BEGIN )
+ {
+ if ( in_contour != 0 )
+ goto Fail;
+
+ in_contour = 1;
+ }
+ else if ( in_contour == 0 )
+ goto Fail;
+
+ if ( tags[0] & FT_STROKE_TAG_END )
+ {
+ in_contour = 0;
+ num_contours++;
+ }
+ }
+
+ if ( in_contour != 0 )
+ goto Fail;
+
+ border->valid = TRUE;
+
+ Exit:
+ *anum_points = num_points;
+ *anum_contours = num_contours;
+ return error;
+
+ Fail:
+ num_points = 0;
+ num_contours = 0;
+ goto Exit;
+ }
+
+
+ static void
+ ft_stroke_border_export( FT_StrokeBorder border,
+ FT_Outline* outline )
+ {
+ /* copy point locations */
+ FT_ARRAY_COPY( outline->points + outline->n_points,
+ border->points,
+ border->num_points );
+
+ /* copy tags */
+ {
+ FT_UInt count = border->num_points;
+ FT_Byte* read = border->tags;
+ FT_Byte* write = (FT_Byte*)outline->tags + outline->n_points;
+
+
+ for ( ; count > 0; count--, read++, write++ )
+ {
+ if ( *read & FT_STROKE_TAG_ON )
+ *write = FT_CURVE_TAG_ON;
+ else if ( *read & FT_STROKE_TAG_CUBIC )
+ *write = FT_CURVE_TAG_CUBIC;
+ else
+ *write = FT_CURVE_TAG_CONIC;
+ }
+ }
+
+ /* copy contours */
+ {
+ FT_UInt count = border->num_points;
+ FT_Byte* tags = border->tags;
+ FT_Short* write = outline->contours + outline->n_contours;
+ FT_Short idx = (FT_Short)outline->n_points;
+
+
+ for ( ; count > 0; count--, tags++, idx++ )
+ {
+ if ( *tags & FT_STROKE_TAG_END )
+ {
+ *write++ = idx;
+ outline->n_contours++;
+ }
+ }
+ }
+
+ outline->n_points = (short)( outline->n_points + border->num_points );
+
+ FT_ASSERT( FT_Outline_Check( outline ) == 0 );
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** STROKER *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+#define FT_SIDE_TO_ROTATE( s ) ( FT_ANGLE_PI2 - (s) * FT_ANGLE_PI )
+
+ typedef struct FT_StrokerRec_
+ {
+ FT_Angle angle_in; /* direction into curr join */
+ FT_Angle angle_out; /* direction out of join */
+ FT_Vector center; /* current position */
+ FT_Fixed line_length; /* length of last lineto */
+ FT_Bool first_point; /* is this the start? */
+ FT_Bool subpath_open; /* is the subpath open? */
+ FT_Angle subpath_angle; /* subpath start direction */
+ FT_Vector subpath_start; /* subpath start position */
+ FT_Fixed subpath_line_length; /* subpath start lineto len */
+ FT_Bool handle_wide_strokes; /* use wide strokes logic? */
+
+ FT_Stroker_LineCap line_cap;
+ FT_Stroker_LineJoin line_join;
+ FT_Stroker_LineJoin line_join_saved;
+ FT_Fixed miter_limit;
+ FT_Fixed radius;
+
+ FT_StrokeBorderRec borders[2];
+ FT_Library library;
+
+ } FT_StrokerRec;
+
+
+ /* documentation is in ftstroke.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Stroker_New( FT_Library library,
+ FT_Stroker *astroker )
+ {
+ FT_Error error;
+ FT_Memory memory;
+ FT_Stroker stroker = NULL;
+
+
+ if ( !library )
+ return FT_Err_Invalid_Argument;
+
+ memory = library->memory;
+
+ if ( !FT_NEW( stroker ) )
+ {
+ stroker->library = library;
+
+ ft_stroke_border_init( &stroker->borders[0], memory );
+ ft_stroke_border_init( &stroker->borders[1], memory );
+ }
+
+ *astroker = stroker;
+
+ return error;
+ }
+
+
+ /* documentation is in ftstroke.h */
+
+ FT_EXPORT_DEF( void )
+ FT_Stroker_Set( FT_Stroker stroker,
+ FT_Fixed radius,
+ FT_Stroker_LineCap line_cap,
+ FT_Stroker_LineJoin line_join,
+ FT_Fixed miter_limit )
+ {
+ stroker->radius = radius;
+ stroker->line_cap = line_cap;
+ stroker->line_join = line_join;
+ stroker->miter_limit = miter_limit;
+
+ /* ensure miter limit has sensible value */
+ if ( stroker->miter_limit < 0x10000 )
+ stroker->miter_limit = 0x10000;
+
+ /* save line join style: */
+ /* line join style can be temporarily changed when stroking curves */
+ stroker->line_join_saved = line_join;
+
+ FT_Stroker_Rewind( stroker );
+ }
+
+
+ /* documentation is in ftstroke.h */
+
+ FT_EXPORT_DEF( void )
+ FT_Stroker_Rewind( FT_Stroker stroker )
+ {
+ if ( stroker )
+ {
+ ft_stroke_border_reset( &stroker->borders[0] );
+ ft_stroke_border_reset( &stroker->borders[1] );
+ }
+ }
+
+
+ /* documentation is in ftstroke.h */
+
+ FT_EXPORT_DEF( void )
+ FT_Stroker_Done( FT_Stroker stroker )
+ {
+ if ( stroker )
+ {
+ FT_Memory memory = stroker->library->memory;
+
+
+ ft_stroke_border_done( &stroker->borders[0] );
+ ft_stroke_border_done( &stroker->borders[1] );
+
+ stroker->library = NULL;
+ FT_FREE( stroker );
+ }
+ }
+
+
+ /* create a circular arc at a corner or cap */
+ static FT_Error
+ ft_stroker_arcto( FT_Stroker stroker,
+ FT_Int side )
+ {
+ FT_Angle total, rotate;
+ FT_Fixed radius = stroker->radius;
+ FT_Error error = FT_Err_Ok;
+ FT_StrokeBorder border = stroker->borders + side;
+
+
+ rotate = FT_SIDE_TO_ROTATE( side );
+
+ total = FT_Angle_Diff( stroker->angle_in, stroker->angle_out );
+ if ( total == FT_ANGLE_PI )
+ total = -rotate * 2;
+
+ error = ft_stroke_border_arcto( border,
+ &stroker->center,
+ radius,
+ stroker->angle_in + rotate,
+ total );
+ border->movable = FALSE;
+ return error;
+ }
+
+
+ /* add a cap at the end of an opened path */
+ static FT_Error
+ ft_stroker_cap( FT_Stroker stroker,
+ FT_Angle angle,
+ FT_Int side )
+ {
+ FT_Error error = FT_Err_Ok;
+
+
+ if ( stroker->line_cap == FT_STROKER_LINECAP_ROUND )
+ {
+ /* add a round cap */
+ stroker->angle_in = angle;
+ stroker->angle_out = angle + FT_ANGLE_PI;
+
+ error = ft_stroker_arcto( stroker, side );
+ }
+ else if ( stroker->line_cap == FT_STROKER_LINECAP_SQUARE )
+ {
+ /* add a square cap */
+ FT_Vector delta, delta2;
+ FT_Angle rotate = FT_SIDE_TO_ROTATE( side );
+ FT_Fixed radius = stroker->radius;
+ FT_StrokeBorder border = stroker->borders + side;
+
+
+ FT_Vector_From_Polar( &delta2, radius, angle + rotate );
+ FT_Vector_From_Polar( &delta, radius, angle );
+
+ delta.x += stroker->center.x + delta2.x;
+ delta.y += stroker->center.y + delta2.y;
+
+ error = ft_stroke_border_lineto( border, &delta, FALSE );
+ if ( error )
+ goto Exit;
+
+ FT_Vector_From_Polar( &delta2, radius, angle - rotate );
+ FT_Vector_From_Polar( &delta, radius, angle );
+
+ delta.x += delta2.x + stroker->center.x;
+ delta.y += delta2.y + stroker->center.y;
+
+ error = ft_stroke_border_lineto( border, &delta, FALSE );
+ }
+ else if ( stroker->line_cap == FT_STROKER_LINECAP_BUTT )
+ {
+ /* add a butt ending */
+ FT_Vector delta;
+ FT_Angle rotate = FT_SIDE_TO_ROTATE( side );
+ FT_Fixed radius = stroker->radius;
+ FT_StrokeBorder border = stroker->borders + side;
+
+
+ FT_Vector_From_Polar( &delta, radius, angle + rotate );
+
+ delta.x += stroker->center.x;
+ delta.y += stroker->center.y;
+
+ error = ft_stroke_border_lineto( border, &delta, FALSE );
+ if ( error )
+ goto Exit;
+
+ FT_Vector_From_Polar( &delta, radius, angle - rotate );
+
+ delta.x += stroker->center.x;
+ delta.y += stroker->center.y;
+
+ error = ft_stroke_border_lineto( border, &delta, FALSE );
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ /* process an inside corner, i.e. compute intersection */
+ static FT_Error
+ ft_stroker_inside( FT_Stroker stroker,
+ FT_Int side,
+ FT_Fixed line_length )
+ {
+ FT_StrokeBorder border = stroker->borders + side;
+ FT_Angle phi, theta, rotate;
+ FT_Fixed length, thcos;
+ FT_Vector delta;
+ FT_Error error = FT_Err_Ok;
+ FT_Bool intersect; /* use intersection of lines? */
+
+
+ rotate = FT_SIDE_TO_ROTATE( side );
+
+ theta = FT_Angle_Diff( stroker->angle_in, stroker->angle_out ) / 2;
+
+ /* Only intersect borders if between two lineto's and both */
+ /* lines are long enough (line_length is zero for curves). */
+ if ( !border->movable || line_length == 0 )
+ intersect = FALSE;
+ else
+ {
+ /* compute minimum required length of lines */
+ FT_Fixed min_length = ft_pos_abs( FT_MulFix( stroker->radius,
+ FT_Tan( theta ) ) );
+
+
+ intersect = FT_BOOL( stroker->line_length >= min_length &&
+ line_length >= min_length );
+ }
+
+ if ( !intersect )
+ {
+ FT_Vector_From_Polar( &delta, stroker->radius,
+ stroker->angle_out + rotate );
+ delta.x += stroker->center.x;
+ delta.y += stroker->center.y;
+
+ border->movable = FALSE;
+ }
+ else
+ {
+ /* compute median angle */
+ phi = stroker->angle_in + theta;
+
+ thcos = FT_Cos( theta );
+
+ length = FT_DivFix( stroker->radius, thcos );
+
+ FT_Vector_From_Polar( &delta, length, phi + rotate );
+ delta.x += stroker->center.x;
+ delta.y += stroker->center.y;
+ }
+
+ error = ft_stroke_border_lineto( border, &delta, FALSE );
+
+ return error;
+ }
+
+
+ /* process an outside corner, i.e. compute bevel/miter/round */
+ static FT_Error
+ ft_stroker_outside( FT_Stroker stroker,
+ FT_Int side,
+ FT_Fixed line_length )
+ {
+ FT_StrokeBorder border = stroker->borders + side;
+ FT_Error error;
+ FT_Angle rotate;
+
+
+ if ( stroker->line_join == FT_STROKER_LINEJOIN_ROUND )
+ error = ft_stroker_arcto( stroker, side );
+ else
+ {
+ /* this is a mitered (pointed) or beveled (truncated) corner */
+ FT_Fixed sigma = 0, radius = stroker->radius;
+ FT_Angle theta = 0, phi = 0;
+ FT_Fixed thcos = 0;
+ FT_Bool bevel, fixed_bevel;
+
+
+ rotate = FT_SIDE_TO_ROTATE( side );
+
+ bevel =
+ FT_BOOL( stroker->line_join == FT_STROKER_LINEJOIN_BEVEL );
+
+ fixed_bevel =
+ FT_BOOL( stroker->line_join != FT_STROKER_LINEJOIN_MITER_VARIABLE );
+
+ if ( !bevel )
+ {
+ theta = FT_Angle_Diff( stroker->angle_in, stroker->angle_out );
+
+ if ( theta == FT_ANGLE_PI )
+ {
+ theta = rotate;
+ phi = stroker->angle_in;
+ }
+ else
+ {
+ theta /= 2;
+ phi = stroker->angle_in + theta + rotate;
+ }
+
+ thcos = FT_Cos( theta );
+ sigma = FT_MulFix( stroker->miter_limit, thcos );
+
+ /* is miter limit exceeded? */
+ if ( sigma < 0x10000L )
+ {
+ /* don't create variable bevels for very small deviations; */
+ /* FT_Sin(x) = 0 for x <= 57 */
+ if ( fixed_bevel || ft_pos_abs( theta ) > 57 )
+ bevel = TRUE;
+ }
+ }
+
+ if ( bevel ) /* this is a bevel (broken angle) */
+ {
+ if ( fixed_bevel )
+ {
+ /* the outer corners are simply joined together */
+ FT_Vector delta;
+
+
+ /* add bevel */
+ FT_Vector_From_Polar( &delta,
+ radius,
+ stroker->angle_out + rotate );
+ delta.x += stroker->center.x;
+ delta.y += stroker->center.y;
+
+ border->movable = FALSE;
+ error = ft_stroke_border_lineto( border, &delta, FALSE );
+ }
+ else /* variable bevel */
+ {
+ /* the miter is truncated */
+ FT_Vector middle, delta;
+ FT_Fixed length;
+
+
+ /* compute middle point */
+ FT_Vector_From_Polar( &middle,
+ FT_MulFix( radius, stroker->miter_limit ),
+ phi );
+ middle.x += stroker->center.x;
+ middle.y += stroker->center.y;
+
+ /* compute first angle point */
+ length = FT_MulFix( radius,
+ FT_DivFix( 0x10000L - sigma,
+ ft_pos_abs( FT_Sin( theta ) ) ) );
+
+ FT_Vector_From_Polar( &delta, length, phi + rotate );
+ delta.x += middle.x;
+ delta.y += middle.y;
+
+ error = ft_stroke_border_lineto( border, &delta, FALSE );
+ if ( error )
+ goto Exit;
+
+ /* compute second angle point */
+ FT_Vector_From_Polar( &delta, length, phi - rotate );
+ delta.x += middle.x;
+ delta.y += middle.y;
+
+ error = ft_stroke_border_lineto( border, &delta, FALSE );
+ if ( error )
+ goto Exit;
+
+ /* finally, add an end point; only needed if not lineto */
+ /* (line_length is zero for curves) */
+ if ( line_length == 0 )
+ {
+ FT_Vector_From_Polar( &delta,
+ radius,
+ stroker->angle_out + rotate );
+
+ delta.x += stroker->center.x;
+ delta.y += stroker->center.y;
+
+ error = ft_stroke_border_lineto( border, &delta, FALSE );
+ }
+ }
+ }
+ else /* this is a miter (intersection) */
+ {
+ FT_Fixed length;
+ FT_Vector delta;
+
+
+ length = FT_DivFix( stroker->radius, thcos );
+
+ FT_Vector_From_Polar( &delta, length, phi );
+ delta.x += stroker->center.x;
+ delta.y += stroker->center.y;
+
+ error = ft_stroke_border_lineto( border, &delta, FALSE );
+ if ( error )
+ goto Exit;
+
+ /* now add an end point; only needed if not lineto */
+ /* (line_length is zero for curves) */
+ if ( line_length == 0 )
+ {
+ FT_Vector_From_Polar( &delta,
+ stroker->radius,
+ stroker->angle_out + rotate );
+ delta.x += stroker->center.x;
+ delta.y += stroker->center.y;
+
+ error = ft_stroke_border_lineto( border, &delta, FALSE );
+ }
+ }
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ static FT_Error
+ ft_stroker_process_corner( FT_Stroker stroker,
+ FT_Fixed line_length )
+ {
+ FT_Error error = FT_Err_Ok;
+ FT_Angle turn;
+ FT_Int inside_side;
+
+
+ turn = FT_Angle_Diff( stroker->angle_in, stroker->angle_out );
+
+ /* no specific corner processing is required if the turn is 0 */
+ if ( turn == 0 )
+ goto Exit;
+
+ /* when we turn to the right, the inside side is 0 */
+ inside_side = 0;
+
+ /* otherwise, the inside side is 1 */
+ if ( turn < 0 )
+ inside_side = 1;
+
+ /* process the inside side */
+ error = ft_stroker_inside( stroker, inside_side, line_length );
+ if ( error )
+ goto Exit;
+
+ /* process the outside side */
+ error = ft_stroker_outside( stroker, 1 - inside_side, line_length );
+
+ Exit:
+ return error;
+ }
+
+
+ /* add two points to the left and right borders corresponding to the */
+ /* start of the subpath */
+ static FT_Error
+ ft_stroker_subpath_start( FT_Stroker stroker,
+ FT_Angle start_angle,
+ FT_Fixed line_length )
+ {
+ FT_Vector delta;
+ FT_Vector point;
+ FT_Error error;
+ FT_StrokeBorder border;
+
+
+ FT_Vector_From_Polar( &delta, stroker->radius,
+ start_angle + FT_ANGLE_PI2 );
+
+ point.x = stroker->center.x + delta.x;
+ point.y = stroker->center.y + delta.y;
+
+ border = stroker->borders;
+ error = ft_stroke_border_moveto( border, &point );
+ if ( error )
+ goto Exit;
+
+ point.x = stroker->center.x - delta.x;
+ point.y = stroker->center.y - delta.y;
+
+ border++;
+ error = ft_stroke_border_moveto( border, &point );
+
+ /* save angle, position, and line length for last join */
+ /* (line_length is zero for curves) */
+ stroker->subpath_angle = start_angle;
+ stroker->first_point = FALSE;
+ stroker->subpath_line_length = line_length;
+
+ Exit:
+ return error;
+ }
+
+
+ /* documentation is in ftstroke.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Stroker_LineTo( FT_Stroker stroker,
+ FT_Vector* to )
+ {
+ FT_Error error = FT_Err_Ok;
+ FT_StrokeBorder border;
+ FT_Vector delta;
+ FT_Angle angle;
+ FT_Int side;
+ FT_Fixed line_length;
+
+
+ delta.x = to->x - stroker->center.x;
+ delta.y = to->y - stroker->center.y;
+
+ /* a zero-length lineto is a no-op; avoid creating a spurious corner */
+ if ( delta.x == 0 && delta.y == 0 )
+ goto Exit;
+
+ /* compute length of line */
+ line_length = FT_Vector_Length( &delta );
+
+ angle = FT_Atan2( delta.x, delta.y );
+ FT_Vector_From_Polar( &delta, stroker->radius, angle + FT_ANGLE_PI2 );
+
+ /* process corner if necessary */
+ if ( stroker->first_point )
+ {
+ /* This is the first segment of a subpath. We need to */
+ /* add a point to each border at their respective starting */
+ /* point locations. */
+ error = ft_stroker_subpath_start( stroker, angle, line_length );
+ if ( error )
+ goto Exit;
+ }
+ else
+ {
+ /* process the current corner */
+ stroker->angle_out = angle;
+ error = ft_stroker_process_corner( stroker, line_length );
+ if ( error )
+ goto Exit;
+ }
+
+ /* now add a line segment to both the `inside' and `outside' paths */
+ for ( border = stroker->borders, side = 1; side >= 0; side--, border++ )
+ {
+ FT_Vector point;
+
+
+ point.x = to->x + delta.x;
+ point.y = to->y + delta.y;
+
+ /* the ends of lineto borders are movable */
+ error = ft_stroke_border_lineto( border, &point, TRUE );
+ if ( error )
+ goto Exit;
+
+ delta.x = -delta.x;
+ delta.y = -delta.y;
+ }
+
+ stroker->angle_in = angle;
+ stroker->center = *to;
+ stroker->line_length = line_length;
+
+ Exit:
+ return error;
+ }
+
+
+ /* documentation is in ftstroke.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Stroker_ConicTo( FT_Stroker stroker,
+ FT_Vector* control,
+ FT_Vector* to )
+ {
+ FT_Error error = FT_Err_Ok;
+ FT_Vector bez_stack[34];
+ FT_Vector* arc;
+ FT_Vector* limit = bez_stack + 30;
+ FT_Bool first_arc = TRUE;
+
+
+ /* if all control points are coincident, this is a no-op; */
+ /* avoid creating a spurious corner */
+ if ( FT_IS_SMALL( stroker->center.x - control->x ) &&
+ FT_IS_SMALL( stroker->center.y - control->y ) &&
+ FT_IS_SMALL( control->x - to->x ) &&
+ FT_IS_SMALL( control->y - to->y ) )
+ {
+ stroker->center = *to;
+ goto Exit;
+ }
+
+ arc = bez_stack;
+ arc[0] = *to;
+ arc[1] = *control;
+ arc[2] = stroker->center;
+
+ while ( arc >= bez_stack )
+ {
+ FT_Angle angle_in, angle_out;
+
+
+ /* initialize with current direction */
+ angle_in = angle_out = stroker->angle_in;
+
+ if ( arc < limit &&
+ !ft_conic_is_small_enough( arc, &angle_in, &angle_out ) )
+ {
+ if ( stroker->first_point )
+ stroker->angle_in = angle_in;
+
+ ft_conic_split( arc );
+ arc += 2;
+ continue;
+ }
+
+ if ( first_arc )
+ {
+ first_arc = FALSE;
+
+ /* process corner if necessary */
+ if ( stroker->first_point )
+ error = ft_stroker_subpath_start( stroker, angle_in, 0 );
+ else
+ {
+ stroker->angle_out = angle_in;
+ error = ft_stroker_process_corner( stroker, 0 );
+ }
+ }
+ else if ( ft_pos_abs( FT_Angle_Diff( stroker->angle_in, angle_in ) ) >
+ FT_SMALL_CONIC_THRESHOLD / 4 )
+ {
+ /* if the deviation from one arc to the next is too great, */
+ /* add a round corner */
+ stroker->center = arc[2];
+ stroker->angle_out = angle_in;
+ stroker->line_join = FT_STROKER_LINEJOIN_ROUND;
+
+ error = ft_stroker_process_corner( stroker, 0 );
+
+ /* reinstate line join style */
+ stroker->line_join = stroker->line_join_saved;
+ }
+
+ if ( error )
+ goto Exit;
+
+ /* the arc's angle is small enough; we can add it directly to each */
+ /* border */
+ {
+ FT_Vector ctrl, end;
+ FT_Angle theta, phi, rotate, alpha0 = 0;
+ FT_Fixed length;
+ FT_StrokeBorder border;
+ FT_Int side;
+
+
+ theta = FT_Angle_Diff( angle_in, angle_out ) / 2;
+ phi = angle_in + theta;
+ length = FT_DivFix( stroker->radius, FT_Cos( theta ) );
+
+ /* compute direction of original arc */
+ if ( stroker->handle_wide_strokes )
+ alpha0 = FT_Atan2( arc[0].x - arc[2].x, arc[0].y - arc[2].y );
+
+ for ( border = stroker->borders, side = 0;
+ side <= 1;
+ side++, border++ )
+ {
+ rotate = FT_SIDE_TO_ROTATE( side );
+
+ /* compute control point */
+ FT_Vector_From_Polar( &ctrl, length, phi + rotate );
+ ctrl.x += arc[1].x;
+ ctrl.y += arc[1].y;
+
+ /* compute end point */
+ FT_Vector_From_Polar( &end, stroker->radius, angle_out + rotate );
+ end.x += arc[0].x;
+ end.y += arc[0].y;
+
+ if ( stroker->handle_wide_strokes )
+ {
+ FT_Vector start;
+ FT_Angle alpha1;
+
+
+ /* determine whether the border radius is greater than the */
+ /* radius of curvature of the original arc */
+ start = border->points[border->num_points - 1];
+
+ alpha1 = FT_Atan2( end.x - start.x, end.y - start.y );
+
+ /* is the direction of the border arc opposite to */
+ /* that of the original arc? */
+ if ( ft_pos_abs( FT_Angle_Diff( alpha0, alpha1 ) ) >
+ FT_ANGLE_PI / 2 )
+ {
+ FT_Angle beta, gamma;
+ FT_Vector bvec, delta;
+ FT_Fixed blen, sinA, sinB, alen;
+
+
+ /* use the sine rule to find the intersection point */
+ beta = FT_Atan2( arc[2].x - start.x, arc[2].y - start.y );
+ gamma = FT_Atan2( arc[0].x - end.x, arc[0].y - end.y );
+
+ bvec.x = end.x - start.x;
+ bvec.y = end.y - start.y;
+
+ blen = FT_Vector_Length( &bvec );
+
+ sinA = ft_pos_abs( FT_Sin( alpha1 - gamma ) );
+ sinB = ft_pos_abs( FT_Sin( beta - gamma ) );
+
+ alen = FT_DivFix( FT_MulFix( blen, sinA ), sinB );
+
+ FT_Vector_From_Polar( &delta, alen, beta );
+ delta.x += start.x;
+ delta.y += start.y;
+
+ /* circumnavigate the negative sector backwards */
+ border->movable = FALSE;
+ error = ft_stroke_border_lineto( border, &delta, FALSE );
+ if ( error )
+ goto Exit;
+ error = ft_stroke_border_lineto( border, &end, FALSE );
+ if ( error )
+ goto Exit;
+ error = ft_stroke_border_conicto( border, &ctrl, &start );
+ if ( error )
+ goto Exit;
+ /* and then move to the endpoint */
+ error = ft_stroke_border_lineto( border, &end, FALSE );
+ if ( error )
+ goto Exit;
+
+ continue;
+ }
+
+ /* else fall through */
+ }
+
+ /* simply add an arc */
+ error = ft_stroke_border_conicto( border, &ctrl, &end );
+ if ( error )
+ goto Exit;
+ }
+ }
+
+ arc -= 2;
+
+ stroker->angle_in = angle_out;
+ }
+
+ stroker->center = *to;
+
+ Exit:
+ return error;
+ }
+
+
+ /* documentation is in ftstroke.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Stroker_CubicTo( FT_Stroker stroker,
+ FT_Vector* control1,
+ FT_Vector* control2,
+ FT_Vector* to )
+ {
+ FT_Error error = FT_Err_Ok;
+ FT_Vector bez_stack[37];
+ FT_Vector* arc;
+ FT_Vector* limit = bez_stack + 32;
+ FT_Bool first_arc = TRUE;
+
+
+ /* if all control points are coincident, this is a no-op; */
+ /* avoid creating a spurious corner */
+ if ( FT_IS_SMALL( stroker->center.x - control1->x ) &&
+ FT_IS_SMALL( stroker->center.y - control1->y ) &&
+ FT_IS_SMALL( control1->x - control2->x ) &&
+ FT_IS_SMALL( control1->y - control2->y ) &&
+ FT_IS_SMALL( control2->x - to->x ) &&
+ FT_IS_SMALL( control2->y - to->y ) )
+ {
+ stroker->center = *to;
+ goto Exit;
+ }
+
+ arc = bez_stack;
+ arc[0] = *to;
+ arc[1] = *control2;
+ arc[2] = *control1;
+ arc[3] = stroker->center;
+
+ while ( arc >= bez_stack )
+ {
+ FT_Angle angle_in, angle_mid, angle_out;
+
+
+ /* initialize with current direction */
+ angle_in = angle_out = angle_mid = stroker->angle_in;
+
+ if ( arc < limit &&
+ !ft_cubic_is_small_enough( arc, &angle_in,
+ &angle_mid, &angle_out ) )
+ {
+ if ( stroker->first_point )
+ stroker->angle_in = angle_in;
+
+ ft_cubic_split( arc );
+ arc += 3;
+ continue;
+ }
+
+ if ( first_arc )
+ {
+ first_arc = FALSE;
+
+ /* process corner if necessary */
+ if ( stroker->first_point )
+ error = ft_stroker_subpath_start( stroker, angle_in, 0 );
+ else
+ {
+ stroker->angle_out = angle_in;
+ error = ft_stroker_process_corner( stroker, 0 );
+ }
+ }
+ else if ( ft_pos_abs( FT_Angle_Diff( stroker->angle_in, angle_in ) ) >
+ FT_SMALL_CUBIC_THRESHOLD / 4 )
+ {
+ /* if the deviation from one arc to the next is too great, */
+ /* add a round corner */
+ stroker->center = arc[3];
+ stroker->angle_out = angle_in;
+ stroker->line_join = FT_STROKER_LINEJOIN_ROUND;
+
+ error = ft_stroker_process_corner( stroker, 0 );
+
+ /* reinstate line join style */
+ stroker->line_join = stroker->line_join_saved;
+ }
+
+ if ( error )
+ goto Exit;
+
+ /* the arc's angle is small enough; we can add it directly to each */
+ /* border */
+ {
+ FT_Vector ctrl1, ctrl2, end;
+ FT_Angle theta1, phi1, theta2, phi2, rotate, alpha0 = 0;
+ FT_Fixed length1, length2;
+ FT_StrokeBorder border;
+ FT_Int side;
+
+
+ theta1 = FT_Angle_Diff( angle_in, angle_mid ) / 2;
+ theta2 = FT_Angle_Diff( angle_mid, angle_out ) / 2;
+ phi1 = ft_angle_mean( angle_in, angle_mid );
+ phi2 = ft_angle_mean( angle_mid, angle_out );
+ length1 = FT_DivFix( stroker->radius, FT_Cos( theta1 ) );
+ length2 = FT_DivFix( stroker->radius, FT_Cos( theta2 ) );
+
+ /* compute direction of original arc */
+ if ( stroker->handle_wide_strokes )
+ alpha0 = FT_Atan2( arc[0].x - arc[3].x, arc[0].y - arc[3].y );
+
+ for ( border = stroker->borders, side = 0;
+ side <= 1;
+ side++, border++ )
+ {
+ rotate = FT_SIDE_TO_ROTATE( side );
+
+ /* compute control points */
+ FT_Vector_From_Polar( &ctrl1, length1, phi1 + rotate );
+ ctrl1.x += arc[2].x;
+ ctrl1.y += arc[2].y;
+
+ FT_Vector_From_Polar( &ctrl2, length2, phi2 + rotate );
+ ctrl2.x += arc[1].x;
+ ctrl2.y += arc[1].y;
+
+ /* compute end point */
+ FT_Vector_From_Polar( &end, stroker->radius, angle_out + rotate );
+ end.x += arc[0].x;
+ end.y += arc[0].y;
+
+ if ( stroker->handle_wide_strokes )
+ {
+ FT_Vector start;
+ FT_Angle alpha1;
+
+
+ /* determine whether the border radius is greater than the */
+ /* radius of curvature of the original arc */
+ start = border->points[border->num_points - 1];
+
+ alpha1 = FT_Atan2( end.x - start.x, end.y - start.y );
+
+ /* is the direction of the border arc opposite to */
+ /* that of the original arc? */
+ if ( ft_pos_abs( FT_Angle_Diff( alpha0, alpha1 ) ) >
+ FT_ANGLE_PI / 2 )
+ {
+ FT_Angle beta, gamma;
+ FT_Vector bvec, delta;
+ FT_Fixed blen, sinA, sinB, alen;
+
+
+ /* use the sine rule to find the intersection point */
+ beta = FT_Atan2( arc[3].x - start.x, arc[3].y - start.y );
+ gamma = FT_Atan2( arc[0].x - end.x, arc[0].y - end.y );
+
+ bvec.x = end.x - start.x;
+ bvec.y = end.y - start.y;
+
+ blen = FT_Vector_Length( &bvec );
+
+ sinA = ft_pos_abs( FT_Sin( alpha1 - gamma ) );
+ sinB = ft_pos_abs( FT_Sin( beta - gamma ) );
+
+ alen = FT_DivFix( FT_MulFix( blen, sinA ), sinB );
+
+ FT_Vector_From_Polar( &delta, alen, beta );
+ delta.x += start.x;
+ delta.y += start.y;
+
+ /* circumnavigate the negative sector backwards */
+ border->movable = FALSE;
+ error = ft_stroke_border_lineto( border, &delta, FALSE );
+ if ( error )
+ goto Exit;
+ error = ft_stroke_border_lineto( border, &end, FALSE );
+ if ( error )
+ goto Exit;
+ error = ft_stroke_border_cubicto( border,
+ &ctrl2,
+ &ctrl1,
+ &start );
+ if ( error )
+ goto Exit;
+ /* and then move to the endpoint */
+ error = ft_stroke_border_lineto( border, &end, FALSE );
+ if ( error )
+ goto Exit;
+
+ continue;
+ }
+
+ /* else fall through */
+ }
+
+ /* simply add an arc */
+ error = ft_stroke_border_cubicto( border, &ctrl1, &ctrl2, &end );
+ if ( error )
+ goto Exit;
+ }
+ }
+
+ arc -= 3;
+
+ stroker->angle_in = angle_out;
+ }
+
+ stroker->center = *to;
+
+ Exit:
+ return error;
+ }
+
+
+ /* documentation is in ftstroke.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Stroker_BeginSubPath( FT_Stroker stroker,
+ FT_Vector* to,
+ FT_Bool open )
+ {
+ /* We cannot process the first point, because there is not enough */
+ /* information regarding its corner/cap. The latter will be processed */
+ /* in the `FT_Stroker_EndSubPath' routine. */
+ /* */
+ stroker->first_point = TRUE;
+ stroker->center = *to;
+ stroker->subpath_open = open;
+
+ /* Determine if we need to check whether the border radius is greater */
+ /* than the radius of curvature of a curve, to handle this case */
+ /* specially. This is only required if bevel joins or butt caps may */
+ /* be created, because round & miter joins and round & square caps */
+ /* cover the negative sector created with wide strokes. */
+ stroker->handle_wide_strokes =
+ FT_BOOL( stroker->line_join != FT_STROKER_LINEJOIN_ROUND ||
+ ( stroker->subpath_open &&
+ stroker->line_cap == FT_STROKER_LINECAP_BUTT ) );
+
+ /* record the subpath start point for each border */
+ stroker->subpath_start = *to;
+
+ stroker->angle_in = 0;
+
+ return FT_Err_Ok;
+ }
+
+
+ static FT_Error
+ ft_stroker_add_reverse_left( FT_Stroker stroker,
+ FT_Bool open )
+ {
+ FT_StrokeBorder right = stroker->borders + 0;
+ FT_StrokeBorder left = stroker->borders + 1;
+ FT_Int new_points;
+ FT_Error error = FT_Err_Ok;
+
+
+ FT_ASSERT( left->start >= 0 );
+
+ new_points = left->num_points - left->start;
+ if ( new_points > 0 )
+ {
+ error = ft_stroke_border_grow( right, (FT_UInt)new_points );
+ if ( error )
+ goto Exit;
+
+ {
+ FT_Vector* dst_point = right->points + right->num_points;
+ FT_Byte* dst_tag = right->tags + right->num_points;
+ FT_Vector* src_point = left->points + left->num_points - 1;
+ FT_Byte* src_tag = left->tags + left->num_points - 1;
+
+
+ while ( src_point >= left->points + left->start )
+ {
+ *dst_point = *src_point;
+ *dst_tag = *src_tag;
+
+ if ( open )
+ dst_tag[0] &= ~FT_STROKE_TAG_BEGIN_END;
+ else
+ {
+ FT_Byte ttag =
+ (FT_Byte)( dst_tag[0] & FT_STROKE_TAG_BEGIN_END );
+
+
+ /* switch begin/end tags if necessary */
+ if ( ttag == FT_STROKE_TAG_BEGIN ||
+ ttag == FT_STROKE_TAG_END )
+ dst_tag[0] ^= FT_STROKE_TAG_BEGIN_END;
+ }
+
+ src_point--;
+ src_tag--;
+ dst_point++;
+ dst_tag++;
+ }
+ }
+
+ left->num_points = left->start;
+ right->num_points += new_points;
+
+ right->movable = FALSE;
+ left->movable = FALSE;
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ /* documentation is in ftstroke.h */
+
+ /* there's a lot of magic in this function! */
+ FT_EXPORT_DEF( FT_Error )
+ FT_Stroker_EndSubPath( FT_Stroker stroker )
+ {
+ FT_Error error = FT_Err_Ok;
+
+
+ if ( stroker->subpath_open )
+ {
+ FT_StrokeBorder right = stroker->borders;
+
+
+ /* All right, this is an opened path, we need to add a cap between */
+ /* right & left, add the reverse of left, then add a final cap */
+ /* between left & right. */
+ error = ft_stroker_cap( stroker, stroker->angle_in, 0 );
+ if ( error )
+ goto Exit;
+
+ /* add reversed points from `left' to `right' */
+ error = ft_stroker_add_reverse_left( stroker, TRUE );
+ if ( error )
+ goto Exit;
+
+ /* now add the final cap */
+ stroker->center = stroker->subpath_start;
+ error = ft_stroker_cap( stroker,
+ stroker->subpath_angle + FT_ANGLE_PI, 0 );
+ if ( error )
+ goto Exit;
+
+ /* Now end the right subpath accordingly. The left one is */
+ /* rewind and doesn't need further processing. */
+ ft_stroke_border_close( right, FALSE );
+ }
+ else
+ {
+ FT_Angle turn;
+ FT_Int inside_side;
+
+
+ /* close the path if needed */
+ if ( stroker->center.x != stroker->subpath_start.x ||
+ stroker->center.y != stroker->subpath_start.y )
+ {
+ error = FT_Stroker_LineTo( stroker, &stroker->subpath_start );
+ if ( error )
+ goto Exit;
+ }
+
+ /* process the corner */
+ stroker->angle_out = stroker->subpath_angle;
+ turn = FT_Angle_Diff( stroker->angle_in,
+ stroker->angle_out );
+
+ /* no specific corner processing is required if the turn is 0 */
+ if ( turn != 0 )
+ {
+ /* when we turn to the right, the inside side is 0 */
+ inside_side = 0;
+
+ /* otherwise, the inside side is 1 */
+ if ( turn < 0 )
+ inside_side = 1;
+
+ error = ft_stroker_inside( stroker,
+ inside_side,
+ stroker->subpath_line_length );
+ if ( error )
+ goto Exit;
+
+ /* process the outside side */
+ error = ft_stroker_outside( stroker,
+ 1 - inside_side,
+ stroker->subpath_line_length );
+ if ( error )
+ goto Exit;
+ }
+
+ /* then end our two subpaths */
+ ft_stroke_border_close( stroker->borders + 0, FALSE );
+ ft_stroke_border_close( stroker->borders + 1, TRUE );
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ /* documentation is in ftstroke.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Stroker_GetBorderCounts( FT_Stroker stroker,
+ FT_StrokerBorder border,
+ FT_UInt *anum_points,
+ FT_UInt *anum_contours )
+ {
+ FT_UInt num_points = 0, num_contours = 0;
+ FT_Error error;
+
+
+ if ( !stroker || border > 1 )
+ {
+ error = FT_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ error = ft_stroke_border_get_counts( stroker->borders + border,
+ &num_points, &num_contours );
+ Exit:
+ if ( anum_points )
+ *anum_points = num_points;
+
+ if ( anum_contours )
+ *anum_contours = num_contours;
+
+ return error;
+ }
+
+
+ /* documentation is in ftstroke.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Stroker_GetCounts( FT_Stroker stroker,
+ FT_UInt *anum_points,
+ FT_UInt *anum_contours )
+ {
+ FT_UInt count1, count2, num_points = 0;
+ FT_UInt count3, count4, num_contours = 0;
+ FT_Error error;
+
+
+ error = ft_stroke_border_get_counts( stroker->borders + 0,
+ &count1, &count2 );
+ if ( error )
+ goto Exit;
+
+ error = ft_stroke_border_get_counts( stroker->borders + 1,
+ &count3, &count4 );
+ if ( error )
+ goto Exit;
+
+ num_points = count1 + count3;
+ num_contours = count2 + count4;
+
+ Exit:
+ *anum_points = num_points;
+ *anum_contours = num_contours;
+ return error;
+ }
+
+
+ /* documentation is in ftstroke.h */
+
+ FT_EXPORT_DEF( void )
+ FT_Stroker_ExportBorder( FT_Stroker stroker,
+ FT_StrokerBorder border,
+ FT_Outline* outline )
+ {
+ if ( border == FT_STROKER_BORDER_LEFT ||
+ border == FT_STROKER_BORDER_RIGHT )
+ {
+ FT_StrokeBorder sborder = & stroker->borders[border];
+
+
+ if ( sborder->valid )
+ ft_stroke_border_export( sborder, outline );
+ }
+ }
+
+
+ /* documentation is in ftstroke.h */
+
+ FT_EXPORT_DEF( void )
+ FT_Stroker_Export( FT_Stroker stroker,
+ FT_Outline* outline )
+ {
+ FT_Stroker_ExportBorder( stroker, FT_STROKER_BORDER_LEFT, outline );
+ FT_Stroker_ExportBorder( stroker, FT_STROKER_BORDER_RIGHT, outline );
+ }
+
+
+ /* documentation is in ftstroke.h */
+
+ /*
+ * The following is very similar to FT_Outline_Decompose, except
+ * that we do support opened paths, and do not scale the outline.
+ */
+ FT_EXPORT_DEF( FT_Error )
+ FT_Stroker_ParseOutline( FT_Stroker stroker,
+ FT_Outline* outline,
+ FT_Bool opened )
+ {
+ FT_Vector v_last;
+ FT_Vector v_control;
+ FT_Vector v_start;
+
+ FT_Vector* point;
+ FT_Vector* limit;
+ char* tags;
+
+ FT_Error error;
+
+ FT_Int n; /* index of contour in outline */
+ FT_UInt first; /* index of first point in contour */
+ FT_Int tag; /* current point's state */
+
+
+ if ( !outline || !stroker )
+ return FT_Err_Invalid_Argument;
+
+ FT_Stroker_Rewind( stroker );
+
+ first = 0;
+
+ for ( n = 0; n < outline->n_contours; n++ )
+ {
+ FT_UInt last; /* index of last point in contour */
+
+
+ last = outline->contours[n];
+ limit = outline->points + last;
+
+ /* skip empty points; we don't stroke these */
+ if ( last <= first )
+ {
+ first = last + 1;
+ continue;
+ }
+
+ v_start = outline->points[first];
+ v_last = outline->points[last];
+
+ v_control = v_start;
+
+ point = outline->points + first;
+ tags = outline->tags + first;
+ tag = FT_CURVE_TAG( tags[0] );
+
+ /* A contour cannot start with a cubic control point! */
+ if ( tag == FT_CURVE_TAG_CUBIC )
+ goto Invalid_Outline;
+
+ /* check first point to determine origin */
+ if ( tag == FT_CURVE_TAG_CONIC )
+ {
+ /* First point is conic control. Yes, this happens. */
+ if ( FT_CURVE_TAG( outline->tags[last] ) == FT_CURVE_TAG_ON )
+ {
+ /* start at last point if it is on the curve */
+ v_start = v_last;
+ limit--;
+ }
+ else
+ {
+ /* if both first and last points are conic, */
+ /* start at their middle */
+ v_start.x = ( v_start.x + v_last.x ) / 2;
+ v_start.y = ( v_start.y + v_last.y ) / 2;
+ }
+ point--;
+ tags--;
+ }
+
+ error = FT_Stroker_BeginSubPath( stroker, &v_start, opened );
+ if ( error )
+ goto Exit;
+
+ while ( point < limit )
+ {
+ point++;
+ tags++;
+
+ tag = FT_CURVE_TAG( tags[0] );
+ switch ( tag )
+ {
+ case FT_CURVE_TAG_ON: /* emit a single line_to */
+ {
+ FT_Vector vec;
+
+
+ vec.x = point->x;
+ vec.y = point->y;
+
+ error = FT_Stroker_LineTo( stroker, &vec );
+ if ( error )
+ goto Exit;
+ continue;
+ }
+
+ case FT_CURVE_TAG_CONIC: /* consume conic arcs */
+ v_control.x = point->x;
+ v_control.y = point->y;
+
+ Do_Conic:
+ if ( point < limit )
+ {
+ FT_Vector vec;
+ FT_Vector v_middle;
+
+
+ point++;
+ tags++;
+ tag = FT_CURVE_TAG( tags[0] );
+
+ vec = point[0];
+
+ if ( tag == FT_CURVE_TAG_ON )
+ {
+ error = FT_Stroker_ConicTo( stroker, &v_control, &vec );
+ if ( error )
+ goto Exit;
+ continue;
+ }
+
+ if ( tag != FT_CURVE_TAG_CONIC )
+ goto Invalid_Outline;
+
+ v_middle.x = ( v_control.x + vec.x ) / 2;
+ v_middle.y = ( v_control.y + vec.y ) / 2;
+
+ error = FT_Stroker_ConicTo( stroker, &v_control, &v_middle );
+ if ( error )
+ goto Exit;
+
+ v_control = vec;
+ goto Do_Conic;
+ }
+
+ error = FT_Stroker_ConicTo( stroker, &v_control, &v_start );
+ goto Close;
+
+ default: /* FT_CURVE_TAG_CUBIC */
+ {
+ FT_Vector vec1, vec2;
+
+
+ if ( point + 1 > limit ||
+ FT_CURVE_TAG( tags[1] ) != FT_CURVE_TAG_CUBIC )
+ goto Invalid_Outline;
+
+ point += 2;
+ tags += 2;
+
+ vec1 = point[-2];
+ vec2 = point[-1];
+
+ if ( point <= limit )
+ {
+ FT_Vector vec;
+
+
+ vec = point[0];
+
+ error = FT_Stroker_CubicTo( stroker, &vec1, &vec2, &vec );
+ if ( error )
+ goto Exit;
+ continue;
+ }
+
+ error = FT_Stroker_CubicTo( stroker, &vec1, &vec2, &v_start );
+ goto Close;
+ }
+ }
+ }
+
+ Close:
+ if ( error )
+ goto Exit;
+
+ /* don't try to end the path if no segments have been generated */
+ if ( !stroker->first_point )
+ {
+ error = FT_Stroker_EndSubPath( stroker );
+ if ( error )
+ goto Exit;
+ }
+
+ first = last + 1;
+ }
+
+ return FT_Err_Ok;
+
+ Exit:
+ return error;
+
+ Invalid_Outline:
+ return FT_Err_Invalid_Outline;
+ }
+
+
+ /* declare an extern to access `ft_outline_glyph_class' globally */
+ /* allocated in `ftglyph.c', and use the FT_OUTLINE_GLYPH_CLASS_GET */
+ /* macro to access it when FT_CONFIG_OPTION_PIC is defined */
+#ifndef FT_CONFIG_OPTION_PIC
+ extern const FT_Glyph_Class ft_outline_glyph_class;
+#endif
+#include "basepic.h"
+
+
+ /* documentation is in ftstroke.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Glyph_Stroke( FT_Glyph *pglyph,
+ FT_Stroker stroker,
+ FT_Bool destroy )
+ {
+ FT_Error error = FT_Err_Invalid_Argument;
+ FT_Glyph glyph = NULL;
+ FT_Library library = stroker->library;
+
+ FT_UNUSED( library );
+
+
+ if ( pglyph == NULL )
+ goto Exit;
+
+ glyph = *pglyph;
+ if ( glyph == NULL || glyph->clazz != FT_OUTLINE_GLYPH_CLASS_GET )
+ goto Exit;
+
+ {
+ FT_Glyph copy;
+
+
+ error = FT_Glyph_Copy( glyph, © );
+ if ( error )
+ goto Exit;
+
+ glyph = copy;
+ }
+
+ {
+ FT_OutlineGlyph oglyph = (FT_OutlineGlyph)glyph;
+ FT_Outline* outline = &oglyph->outline;
+ FT_UInt num_points, num_contours;
+
+
+ error = FT_Stroker_ParseOutline( stroker, outline, FALSE );
+ if ( error )
+ goto Fail;
+
+ (void)FT_Stroker_GetCounts( stroker, &num_points, &num_contours );
+
+ FT_Outline_Done( glyph->library, outline );
+
+ error = FT_Outline_New( glyph->library,
+ num_points, num_contours, outline );
+ if ( error )
+ goto Fail;
+
+ outline->n_points = 0;
+ outline->n_contours = 0;
+
+ FT_Stroker_Export( stroker, outline );
+ }
+
+ if ( destroy )
+ FT_Done_Glyph( *pglyph );
+
+ *pglyph = glyph;
+ goto Exit;
+
+ Fail:
+ FT_Done_Glyph( glyph );
+ glyph = NULL;
+
+ if ( !destroy )
+ *pglyph = NULL;
+
+ Exit:
+ return error;
+ }
+
+
+ /* documentation is in ftstroke.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Glyph_StrokeBorder( FT_Glyph *pglyph,
+ FT_Stroker stroker,
+ FT_Bool inside,
+ FT_Bool destroy )
+ {
+ FT_Error error = FT_Err_Invalid_Argument;
+ FT_Glyph glyph = NULL;
+ FT_Library library = stroker->library;
+
+ FT_UNUSED( library );
+
+
+ if ( pglyph == NULL )
+ goto Exit;
+
+ glyph = *pglyph;
+ if ( glyph == NULL || glyph->clazz != FT_OUTLINE_GLYPH_CLASS_GET )
+ goto Exit;
+
+ {
+ FT_Glyph copy;
+
+
+ error = FT_Glyph_Copy( glyph, © );
+ if ( error )
+ goto Exit;
+
+ glyph = copy;
+ }
+
+ {
+ FT_OutlineGlyph oglyph = (FT_OutlineGlyph)glyph;
+ FT_StrokerBorder border;
+ FT_Outline* outline = &oglyph->outline;
+ FT_UInt num_points, num_contours;
+
+
+ border = FT_Outline_GetOutsideBorder( outline );
+ if ( inside )
+ {
+ if ( border == FT_STROKER_BORDER_LEFT )
+ border = FT_STROKER_BORDER_RIGHT;
+ else
+ border = FT_STROKER_BORDER_LEFT;
+ }
+
+ error = FT_Stroker_ParseOutline( stroker, outline, FALSE );
+ if ( error )
+ goto Fail;
+
+ (void)FT_Stroker_GetBorderCounts( stroker, border,
+ &num_points, &num_contours );
+
+ FT_Outline_Done( glyph->library, outline );
+
+ error = FT_Outline_New( glyph->library,
+ num_points,
+ num_contours,
+ outline );
+ if ( error )
+ goto Fail;
+
+ outline->n_points = 0;
+ outline->n_contours = 0;
+
+ FT_Stroker_ExportBorder( stroker, border, outline );
+ }
+
+ if ( destroy )
+ FT_Done_Glyph( *pglyph );
+
+ *pglyph = glyph;
+ goto Exit;
+
+ Fail:
+ FT_Done_Glyph( glyph );
+ glyph = NULL;
+
+ if ( !destroy )
+ *pglyph = NULL;
+
+ Exit:
+ return error;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftsynth.c */
+/* */
+/* FreeType synthesizing code for emboldening and slanting (body). */
+/* */
+/* Copyright 2000-2001, 2002, 2003, 2004, 2005, 2006, 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_SYNTHESIS_H
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_OBJECTS_H
+#include FT_OUTLINE_H
+#include FT_BITMAP_H
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_synth
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** EXPERIMENTAL OBLIQUING SUPPORT ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* documentation is in ftsynth.h */
+
+ FT_EXPORT_DEF( void )
+ FT_GlyphSlot_Oblique( FT_GlyphSlot slot )
+ {
+ FT_Matrix transform;
+ FT_Outline* outline = &slot->outline;
+
+
+ /* only oblique outline glyphs */
+ if ( slot->format != FT_GLYPH_FORMAT_OUTLINE )
+ return;
+
+ /* we don't touch the advance width */
+
+ /* For italic, simply apply a shear transform, with an angle */
+ /* of about 12 degrees. */
+
+ transform.xx = 0x10000L;
+ transform.yx = 0x00000L;
+
+ transform.xy = 0x06000L;
+ transform.yy = 0x10000L;
+
+ FT_Outline_Transform( outline, &transform );
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** EXPERIMENTAL EMBOLDENING/OUTLINING SUPPORT ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /* documentation is in ftsynth.h */
+
+ FT_EXPORT_DEF( void )
+ FT_GlyphSlot_Embolden( FT_GlyphSlot slot )
+ {
+ FT_Library library = slot->library;
+ FT_Face face = slot->face;
+ FT_Error error;
+ FT_Pos xstr, ystr;
+
+
+ if ( slot->format != FT_GLYPH_FORMAT_OUTLINE &&
+ slot->format != FT_GLYPH_FORMAT_BITMAP )
+ return;
+
+ /* some reasonable strength */
+ xstr = FT_MulFix( face->units_per_EM,
+ face->size->metrics.y_scale ) / 24;
+ ystr = xstr;
+
+ if ( slot->format == FT_GLYPH_FORMAT_OUTLINE )
+ {
+ /* ignore error */
+ (void)FT_Outline_Embolden( &slot->outline, xstr );
+
+ /* this is more than enough for most glyphs; if you need accurate */
+ /* values, you have to call FT_Outline_Get_CBox */
+ xstr = xstr * 2;
+ ystr = xstr;
+ }
+ else /* slot->format == FT_GLYPH_FORMAT_BITMAP */
+ {
+ /* round to full pixels */
+ xstr &= ~63;
+ if ( xstr == 0 )
+ xstr = 1 << 6;
+ ystr &= ~63;
+
+ /*
+ * XXX: overflow check for 16-bit system, for compatibility
+ * with FT_GlyphSlot_Embolden() since freetype-2.1.10.
+ * unfortunately, this function return no informations
+ * about the cause of error.
+ */
+ if ( ( ystr >> 6 ) > FT_INT_MAX || ( ystr >> 6 ) < FT_INT_MIN )
+ {
+ FT_TRACE1(( "FT_GlyphSlot_Embolden:" ));
+ FT_TRACE1(( "too strong embolding parameter ystr=%d\n", ystr ));
+ return;
+ }
+ error = FT_GlyphSlot_Own_Bitmap( slot );
+ if ( error )
+ return;
+
+ error = FT_Bitmap_Embolden( library, &slot->bitmap, xstr, ystr );
+ if ( error )
+ return;
+ }
+
+ if ( slot->advance.x )
+ slot->advance.x += xstr;
+
+ if ( slot->advance.y )
+ slot->advance.y += ystr;
+
+ slot->metrics.width += xstr;
+ slot->metrics.height += ystr;
+ slot->metrics.horiBearingY += ystr;
+ slot->metrics.horiAdvance += xstr;
+ slot->metrics.vertBearingX -= xstr / 2;
+ slot->metrics.vertBearingY += ystr;
+ slot->metrics.vertAdvance += ystr;
+
+ /* XXX: 16-bit overflow case must be excluded before here */
+ if ( slot->format == FT_GLYPH_FORMAT_BITMAP )
+ slot->bitmap_top += (FT_Int)( ystr >> 6 );
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftsystem.c */
+/* */
+/* ANSI-specific FreeType low-level system interface (body). */
+/* */
+/* Copyright 1996-2002, 2006, 2008-2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+ /*************************************************************************/
+ /* */
+ /* This file contains the default interface used by FreeType to access */
+ /* low-level, i.e. memory management, i/o access as well as thread */
+ /* synchronisation. It can be replaced by user-specific routines if */
+ /* necessary. */
+ /* */
+ /*************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_CONFIG_CONFIG_H
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_STREAM_H
+#include FT_SYSTEM_H
+#include FT_ERRORS_H
+#include FT_TYPES_H
+
+
+ /*************************************************************************/
+ /* */
+ /* MEMORY MANAGEMENT INTERFACE */
+ /* */
+ /*************************************************************************/
+
+ /*************************************************************************/
+ /* */
+ /* It is not necessary to do any error checking for the */
+ /* allocation-related functions. This will be done by the higher level */
+ /* routines like ft_mem_alloc() or ft_mem_realloc(). */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* ft_alloc */
+ /* */
+ /* <Description> */
+ /* The memory allocation function. */
+ /* */
+ /* <Input> */
+ /* memory :: A pointer to the memory object. */
+ /* */
+ /* size :: The requested size in bytes. */
+ /* */
+ /* <Return> */
+ /* The address of newly allocated block. */
+ /* */
+ FT_CALLBACK_DEF( void* )
+ ft_alloc( FT_Memory memory,
+ long size )
+ {
+ FT_UNUSED( memory );
+
+ return ft_smalloc( size );
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* ft_realloc */
+ /* */
+ /* <Description> */
+ /* The memory reallocation function. */
+ /* */
+ /* <Input> */
+ /* memory :: A pointer to the memory object. */
+ /* */
+ /* cur_size :: The current size of the allocated memory block. */
+ /* */
+ /* new_size :: The newly requested size in bytes. */
+ /* */
+ /* block :: The current address of the block in memory. */
+ /* */
+ /* <Return> */
+ /* The address of the reallocated memory block. */
+ /* */
+ FT_CALLBACK_DEF( void* )
+ ft_realloc( FT_Memory memory,
+ long cur_size,
+ long new_size,
+ void* block )
+ {
+ FT_UNUSED( memory );
+ FT_UNUSED( cur_size );
+
+ return ft_srealloc( block, new_size );
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* ft_free */
+ /* */
+ /* <Description> */
+ /* The memory release function. */
+ /* */
+ /* <Input> */
+ /* memory :: A pointer to the memory object. */
+ /* */
+ /* block :: The address of block in memory to be freed. */
+ /* */
+ FT_CALLBACK_DEF( void )
+ ft_free( FT_Memory memory,
+ void* block )
+ {
+ FT_UNUSED( memory );
+
+ ft_sfree( block );
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* RESOURCE MANAGEMENT INTERFACE */
+ /* */
+ /*************************************************************************/
+
+#ifndef FT_CONFIG_OPTION_DISABLE_STREAM_SUPPORT
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_io
+
+ /* We use the macro STREAM_FILE for convenience to extract the */
+ /* system-specific stream handle from a given FreeType stream object */
+#define STREAM_FILE( stream ) ( (FT_FILE*)stream->descriptor.pointer )
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* ft_ansi_stream_close */
+ /* */
+ /* <Description> */
+ /* The function to close a stream. */
+ /* */
+ /* <Input> */
+ /* stream :: A pointer to the stream object. */
+ /* */
+ FT_CALLBACK_DEF( void )
+ ft_ansi_stream_close( FT_Stream stream )
+ {
+ ft_fclose( STREAM_FILE( stream ) );
+
+ stream->descriptor.pointer = NULL;
+ stream->size = 0;
+ stream->base = 0;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* ft_ansi_stream_io */
+ /* */
+ /* <Description> */
+ /* The function to open a stream. */
+ /* */
+ /* <Input> */
+ /* stream :: A pointer to the stream object. */
+ /* */
+ /* offset :: The position in the data stream to start reading. */
+ /* */
+ /* buffer :: The address of buffer to store the read data. */
+ /* */
+ /* count :: The number of bytes to read from the stream. */
+ /* */
+ /* <Return> */
+ /* The number of bytes actually read. If `count' is zero (this is, */
+ /* the function is used for seeking), a non-zero return value */
+ /* indicates an error. */
+ /* */
+ FT_CALLBACK_DEF( unsigned long )
+ ft_ansi_stream_io( FT_Stream stream,
+ unsigned long offset,
+ unsigned char* buffer,
+ unsigned long count )
+ {
+ FT_FILE* file;
+
+
+ if ( !count && offset > stream->size )
+ return 1;
+
+ file = STREAM_FILE( stream );
+
+ if ( stream->pos != offset )
+ ft_fseek( file, offset, SEEK_SET );
+
+ return (unsigned long)ft_fread( buffer, 1, count, file );
+ }
+
+
+ /* documentation is in ftstream.h */
+
+ FT_BASE_DEF( FT_Error )
+ FT_Stream_Open( FT_Stream stream,
+ const char* filepathname )
+ {
+ FT_FILE* file;
+
+
+ if ( !stream )
+ return FT_Err_Invalid_Stream_Handle;
+
+ stream->descriptor.pointer = NULL;
+ stream->pathname.pointer = (char*)filepathname;
+ stream->base = 0;
+ stream->pos = 0;
+ stream->read = NULL;
+ stream->close = NULL;
+
+ file = ft_fopen( filepathname, "rb" );
+ if ( !file )
+ {
+ FT_ERROR(( "FT_Stream_Open:"
+ " could not open `%s'\n", filepathname ));
+
+ return FT_Err_Cannot_Open_Resource;
+ }
+
+ ft_fseek( file, 0, SEEK_END );
+ stream->size = ft_ftell( file );
+ if ( !stream->size )
+ {
+ FT_ERROR(( "FT_Stream_Open:" ));
+ FT_ERROR(( " opened `%s' but zero-sized\n", filepathname ));
+ ft_fclose( file );
+ return FT_Err_Cannot_Open_Stream;
+ }
+ ft_fseek( file, 0, SEEK_SET );
+
+ stream->descriptor.pointer = file;
+ stream->read = ft_ansi_stream_io;
+ stream->close = ft_ansi_stream_close;
+
+ FT_TRACE1(( "FT_Stream_Open:" ));
+ FT_TRACE1(( " opened `%s' (%d bytes) successfully\n",
+ filepathname, stream->size ));
+
+ return FT_Err_Ok;
+ }
+
+#endif /* !FT_CONFIG_OPTION_DISABLE_STREAM_SUPPORT */
+
+#ifdef FT_DEBUG_MEMORY
+
+ extern FT_Int
+ ft_mem_debug_init( FT_Memory memory );
+
+ extern void
+ ft_mem_debug_done( FT_Memory memory );
+
+#endif
+
+
+ /* documentation is in ftobjs.h */
+
+ FT_BASE_DEF( FT_Memory )
+ FT_New_Memory( void )
+ {
+ FT_Memory memory;
+
+
+ memory = (FT_Memory)ft_smalloc( sizeof ( *memory ) );
+ if ( memory )
+ {
+ memory->user = 0;
+ memory->alloc = ft_alloc;
+ memory->realloc = ft_realloc;
+ memory->free = ft_free;
+#ifdef FT_DEBUG_MEMORY
+ ft_mem_debug_init( memory );
+#endif
+ }
+
+ return memory;
+ }
+
+
+ /* documentation is in ftobjs.h */
+
+ FT_BASE_DEF( void )
+ FT_Done_Memory( FT_Memory memory )
+ {
+#ifdef FT_DEBUG_MEMORY
+ ft_mem_debug_done( memory );
+#endif
+ ft_sfree( memory );
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* fttrigon.c */
+/* */
+/* FreeType trigonometric functions (body). */
+/* */
+/* Copyright 2001, 2002, 2003, 2004, 2005 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_OBJECTS_H
+#include FT_TRIGONOMETRY_H
+
+
+ /* the following is 0.2715717684432231 * 2^30 */
+#define FT_TRIG_COSCALE 0x11616E8EUL
+
+ /* this table was generated for FT_PI = 180L << 16, i.e. degrees */
+#define FT_TRIG_MAX_ITERS 23
+
+ static const FT_Fixed
+ ft_trig_arctan_table[24] =
+ {
+ 4157273L, 2949120L, 1740967L, 919879L, 466945L, 234379L, 117304L,
+ 58666L, 29335L, 14668L, 7334L, 3667L, 1833L, 917L, 458L, 229L, 115L,
+ 57L, 29L, 14L, 7L, 4L, 2L, 1L
+ };
+
+ /* the Cordic shrink factor, multiplied by 2^32 */
+#define FT_TRIG_SCALE 1166391785UL /* 0x4585BA38UL */
+
+
+#ifdef FT_CONFIG_HAS_INT64
+
+ /* multiply a given value by the CORDIC shrink factor */
+ static FT_Fixed
+ ft_trig_downscale( FT_Fixed val )
+ {
+ FT_Fixed s;
+ FT_Int64 v;
+
+
+ s = val;
+ val = ( val >= 0 ) ? val : -val;
+
+ v = ( val * (FT_Int64)FT_TRIG_SCALE ) + 0x100000000UL;
+ val = (FT_Fixed)( v >> 32 );
+
+ return ( s >= 0 ) ? val : -val;
+ }
+
+#else /* !FT_CONFIG_HAS_INT64 */
+
+ /* multiply a given value by the CORDIC shrink factor */
+ static FT_Fixed
+ ft_trig_downscale( FT_Fixed val )
+ {
+ FT_Fixed s;
+ FT_UInt32 v1, v2, k1, k2, hi, lo1, lo2, lo3;
+
+
+ s = val;
+ val = ( val >= 0 ) ? val : -val;
+
+ v1 = (FT_UInt32)val >> 16;
+ v2 = (FT_UInt32)(val & 0xFFFFL);
+
+ k1 = (FT_UInt32)FT_TRIG_SCALE >> 16; /* constant */
+ k2 = (FT_UInt32)(FT_TRIG_SCALE & 0xFFFFL); /* constant */
+
+ hi = k1 * v1;
+ lo1 = k1 * v2 + k2 * v1; /* can't overflow */
+
+ lo2 = ( k2 * v2 ) >> 16;
+ lo3 = ( lo1 >= lo2 ) ? lo1 : lo2;
+ lo1 += lo2;
+
+ hi += lo1 >> 16;
+ if ( lo1 < lo3 )
+ hi += (FT_UInt32)0x10000UL;
+
+ val = (FT_Fixed)hi;
+
+ return ( s >= 0 ) ? val : -val;
+ }
+
+#endif /* !FT_CONFIG_HAS_INT64 */
+
+
+ static FT_Int
+ ft_trig_prenorm( FT_Vector* vec )
+ {
+ FT_Fixed x, y, z;
+ FT_Int shift;
+
+
+ x = vec->x;
+ y = vec->y;
+
+ z = ( ( x >= 0 ) ? x : - x ) | ( (y >= 0) ? y : -y );
+ shift = 0;
+
+#if 1
+ /* determine msb bit index in `shift' */
+ if ( z >= ( 1L << 16 ) )
+ {
+ z >>= 16;
+ shift += 16;
+ }
+ if ( z >= ( 1L << 8 ) )
+ {
+ z >>= 8;
+ shift += 8;
+ }
+ if ( z >= ( 1L << 4 ) )
+ {
+ z >>= 4;
+ shift += 4;
+ }
+ if ( z >= ( 1L << 2 ) )
+ {
+ z >>= 2;
+ shift += 2;
+ }
+ if ( z >= ( 1L << 1 ) )
+ {
+ z >>= 1;
+ shift += 1;
+ }
+
+ if ( shift <= 27 )
+ {
+ shift = 27 - shift;
+ vec->x = x << shift;
+ vec->y = y << shift;
+ }
+ else
+ {
+ shift -= 27;
+ vec->x = x >> shift;
+ vec->y = y >> shift;
+ shift = -shift;
+ }
+
+#else /* 0 */
+
+ if ( z < ( 1L << 27 ) )
+ {
+ do
+ {
+ shift++;
+ z <<= 1;
+ } while ( z < ( 1L << 27 ) );
+ vec->x = x << shift;
+ vec->y = y << shift;
+ }
+ else if ( z > ( 1L << 28 ) )
+ {
+ do
+ {
+ shift++;
+ z >>= 1;
+ } while ( z > ( 1L << 28 ) );
+
+ vec->x = x >> shift;
+ vec->y = y >> shift;
+ shift = -shift;
+ }
+
+#endif /* 0 */
+
+ return shift;
+ }
+
+
+ static void
+ ft_trig_pseudo_rotate( FT_Vector* vec,
+ FT_Angle theta )
+ {
+ FT_Int i;
+ FT_Fixed x, y, xtemp;
+ const FT_Fixed *arctanptr;
+
+
+ x = vec->x;
+ y = vec->y;
+
+ /* Get angle between -90 and 90 degrees */
+ while ( theta <= -FT_ANGLE_PI2 )
+ {
+ x = -x;
+ y = -y;
+ theta += FT_ANGLE_PI;
+ }
+
+ while ( theta > FT_ANGLE_PI2 )
+ {
+ x = -x;
+ y = -y;
+ theta -= FT_ANGLE_PI;
+ }
+
+ /* Initial pseudorotation, with left shift */
+ arctanptr = ft_trig_arctan_table;
+
+ if ( theta < 0 )
+ {
+ xtemp = x + ( y << 1 );
+ y = y - ( x << 1 );
+ x = xtemp;
+ theta += *arctanptr++;
+ }
+ else
+ {
+ xtemp = x - ( y << 1 );
+ y = y + ( x << 1 );
+ x = xtemp;
+ theta -= *arctanptr++;
+ }
+
+ /* Subsequent pseudorotations, with right shifts */
+ i = 0;
+ do
+ {
+ if ( theta < 0 )
+ {
+ xtemp = x + ( y >> i );
+ y = y - ( x >> i );
+ x = xtemp;
+ theta += *arctanptr++;
+ }
+ else
+ {
+ xtemp = x - ( y >> i );
+ y = y + ( x >> i );
+ x = xtemp;
+ theta -= *arctanptr++;
+ }
+ } while ( ++i < FT_TRIG_MAX_ITERS );
+
+ vec->x = x;
+ vec->y = y;
+ }
+
+
+ static void
+ ft_trig_pseudo_polarize( FT_Vector* vec )
+ {
+ FT_Fixed theta;
+ FT_Fixed yi, i;
+ FT_Fixed x, y;
+ const FT_Fixed *arctanptr;
+
+
+ x = vec->x;
+ y = vec->y;
+
+ /* Get the vector into the right half plane */
+ theta = 0;
+ if ( x < 0 )
+ {
+ x = -x;
+ y = -y;
+ theta = 2 * FT_ANGLE_PI2;
+ }
+
+ if ( y > 0 )
+ theta = - theta;
+
+ arctanptr = ft_trig_arctan_table;
+
+ if ( y < 0 )
+ {
+ /* Rotate positive */
+ yi = y + ( x << 1 );
+ x = x - ( y << 1 );
+ y = yi;
+ theta -= *arctanptr++; /* Subtract angle */
+ }
+ else
+ {
+ /* Rotate negative */
+ yi = y - ( x << 1 );
+ x = x + ( y << 1 );
+ y = yi;
+ theta += *arctanptr++; /* Add angle */
+ }
+
+ i = 0;
+ do
+ {
+ if ( y < 0 )
+ {
+ /* Rotate positive */
+ yi = y + ( x >> i );
+ x = x - ( y >> i );
+ y = yi;
+ theta -= *arctanptr++;
+ }
+ else
+ {
+ /* Rotate negative */
+ yi = y - ( x >> i );
+ x = x + ( y >> i );
+ y = yi;
+ theta += *arctanptr++;
+ }
+ } while ( ++i < FT_TRIG_MAX_ITERS );
+
+ /* round theta */
+ if ( theta >= 0 )
+ theta = FT_PAD_ROUND( theta, 32 );
+ else
+ theta = -FT_PAD_ROUND( -theta, 32 );
+
+ vec->x = x;
+ vec->y = theta;
+ }
+
+
+ /* documentation is in fttrigon.h */
+
+ FT_EXPORT_DEF( FT_Fixed )
+ FT_Cos( FT_Angle angle )
+ {
+ FT_Vector v;
+
+
+ v.x = FT_TRIG_COSCALE >> 2;
+ v.y = 0;
+ ft_trig_pseudo_rotate( &v, angle );
+
+ return v.x / ( 1 << 12 );
+ }
+
+
+ /* documentation is in fttrigon.h */
+
+ FT_EXPORT_DEF( FT_Fixed )
+ FT_Sin( FT_Angle angle )
+ {
+ return FT_Cos( FT_ANGLE_PI2 - angle );
+ }
+
+
+ /* documentation is in fttrigon.h */
+
+ FT_EXPORT_DEF( FT_Fixed )
+ FT_Tan( FT_Angle angle )
+ {
+ FT_Vector v;
+
+
+ v.x = FT_TRIG_COSCALE >> 2;
+ v.y = 0;
+ ft_trig_pseudo_rotate( &v, angle );
+
+ return FT_DivFix( v.y, v.x );
+ }
+
+
+ /* documentation is in fttrigon.h */
+
+ FT_EXPORT_DEF( FT_Angle )
+ FT_Atan2( FT_Fixed dx,
+ FT_Fixed dy )
+ {
+ FT_Vector v;
+
+
+ if ( dx == 0 && dy == 0 )
+ return 0;
+
+ v.x = dx;
+ v.y = dy;
+ ft_trig_prenorm( &v );
+ ft_trig_pseudo_polarize( &v );
+
+ return v.y;
+ }
+
+
+ /* documentation is in fttrigon.h */
+
+ FT_EXPORT_DEF( void )
+ FT_Vector_Unit( FT_Vector* vec,
+ FT_Angle angle )
+ {
+ vec->x = FT_TRIG_COSCALE >> 2;
+ vec->y = 0;
+ ft_trig_pseudo_rotate( vec, angle );
+ vec->x >>= 12;
+ vec->y >>= 12;
+ }
+
+
+ /* these macros return 0 for positive numbers,
+ and -1 for negative ones */
+#define FT_SIGN_LONG( x ) ( (x) >> ( FT_SIZEOF_LONG * 8 - 1 ) )
+#define FT_SIGN_INT( x ) ( (x) >> ( FT_SIZEOF_INT * 8 - 1 ) )
+#define FT_SIGN_INT32( x ) ( (x) >> 31 )
+#define FT_SIGN_INT16( x ) ( (x) >> 15 )
+
+
+ /* documentation is in fttrigon.h */
+
+ FT_EXPORT_DEF( void )
+ FT_Vector_Rotate( FT_Vector* vec,
+ FT_Angle angle )
+ {
+ FT_Int shift;
+ FT_Vector v;
+
+
+ v.x = vec->x;
+ v.y = vec->y;
+
+ if ( angle && ( v.x != 0 || v.y != 0 ) )
+ {
+ shift = ft_trig_prenorm( &v );
+ ft_trig_pseudo_rotate( &v, angle );
+ v.x = ft_trig_downscale( v.x );
+ v.y = ft_trig_downscale( v.y );
+
+ if ( shift > 0 )
+ {
+ FT_Int32 half = (FT_Int32)1L << ( shift - 1 );
+
+
+ vec->x = ( v.x + half + FT_SIGN_LONG( v.x ) ) >> shift;
+ vec->y = ( v.y + half + FT_SIGN_LONG( v.y ) ) >> shift;
+ }
+ else
+ {
+ shift = -shift;
+ vec->x = v.x << shift;
+ vec->y = v.y << shift;
+ }
+ }
+ }
+
+
+ /* documentation is in fttrigon.h */
+
+ FT_EXPORT_DEF( FT_Fixed )
+ FT_Vector_Length( FT_Vector* vec )
+ {
+ FT_Int shift;
+ FT_Vector v;
+
+
+ v = *vec;
+
+ /* handle trivial cases */
+ if ( v.x == 0 )
+ {
+ return ( v.y >= 0 ) ? v.y : -v.y;
+ }
+ else if ( v.y == 0 )
+ {
+ return ( v.x >= 0 ) ? v.x : -v.x;
+ }
+
+ /* general case */
+ shift = ft_trig_prenorm( &v );
+ ft_trig_pseudo_polarize( &v );
+
+ v.x = ft_trig_downscale( v.x );
+
+ if ( shift > 0 )
+ return ( v.x + ( 1 << ( shift - 1 ) ) ) >> shift;
+
+ return v.x << -shift;
+ }
+
+
+ /* documentation is in fttrigon.h */
+
+ FT_EXPORT_DEF( void )
+ FT_Vector_Polarize( FT_Vector* vec,
+ FT_Fixed *length,
+ FT_Angle *angle )
+ {
+ FT_Int shift;
+ FT_Vector v;
+
+
+ v = *vec;
+
+ if ( v.x == 0 && v.y == 0 )
+ return;
+
+ shift = ft_trig_prenorm( &v );
+ ft_trig_pseudo_polarize( &v );
+
+ v.x = ft_trig_downscale( v.x );
+
+ *length = ( shift >= 0 ) ? ( v.x >> shift ) : ( v.x << -shift );
+ *angle = v.y;
+ }
+
+
+ /* documentation is in fttrigon.h */
+
+ FT_EXPORT_DEF( void )
+ FT_Vector_From_Polar( FT_Vector* vec,
+ FT_Fixed length,
+ FT_Angle angle )
+ {
+ vec->x = length;
+ vec->y = 0;
+
+ FT_Vector_Rotate( vec, angle );
+ }
+
+
+ /* documentation is in fttrigon.h */
+
+ FT_EXPORT_DEF( FT_Angle )
+ FT_Angle_Diff( FT_Angle angle1,
+ FT_Angle angle2 )
+ {
+ FT_Angle delta = angle2 - angle1;
+
+
+ delta %= FT_ANGLE_2PI;
+ if ( delta < 0 )
+ delta += FT_ANGLE_2PI;
+
+ if ( delta > FT_ANGLE_PI )
+ delta -= FT_ANGLE_2PI;
+
+ return delta;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* fttype1.c */
+/* */
+/* FreeType utility file for PS names support (body). */
+/* */
+/* Copyright 2002-2004, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_OBJECTS_H
+#include FT_INTERNAL_SERVICE_H
+#include FT_SERVICE_POSTSCRIPT_INFO_H
+
+
+ /* documentation is in t1tables.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Get_PS_Font_Info( FT_Face face,
+ PS_FontInfoRec* afont_info )
+ {
+ FT_Error error = FT_Err_Invalid_Argument;
+
+
+ if ( face )
+ {
+ FT_Service_PsInfo service = NULL;
+
+
+ FT_FACE_FIND_SERVICE( face, service, POSTSCRIPT_INFO );
+
+ if ( service && service->ps_get_font_info )
+ error = service->ps_get_font_info( face, afont_info );
+ }
+
+ return error;
+ }
+
+
+ /* documentation is in t1tables.h */
+
+ FT_EXPORT_DEF( FT_Int )
+ FT_Has_PS_Glyph_Names( FT_Face face )
+ {
+ FT_Int result = 0;
+ FT_Service_PsInfo service = NULL;
+
+
+ if ( face )
+ {
+ FT_FACE_FIND_SERVICE( face, service, POSTSCRIPT_INFO );
+
+ if ( service && service->ps_has_glyph_names )
+ result = service->ps_has_glyph_names( face );
+ }
+
+ return result;
+ }
+
+
+ /* documentation is in t1tables.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Get_PS_Font_Private( FT_Face face,
+ PS_PrivateRec* afont_private )
+ {
+ FT_Error error = FT_Err_Invalid_Argument;
+
+
+ if ( face )
+ {
+ FT_Service_PsInfo service = NULL;
+
+
+ FT_FACE_FIND_SERVICE( face, service, POSTSCRIPT_INFO );
+
+ if ( service && service->ps_get_font_private )
+ error = service->ps_get_font_private( face, afont_private );
+ }
+
+ return error;
+ }
+
+
+ /* documentation is in t1tables.h */
+
+ FT_EXPORT_DEF( FT_Long )
+ FT_Get_PS_Font_Value( FT_Face face,
+ PS_Dict_Keys key,
+ FT_UInt idx,
+ void *value,
+ FT_Long value_len )
+ {
+ FT_Int result = 0;
+ FT_Service_PsInfo service = NULL;
+
+
+ if ( face )
+ {
+ FT_FACE_FIND_SERVICE( face, service, POSTSCRIPT_INFO );
+
+ if ( service && service->ps_get_font_value )
+ result = service->ps_get_font_value( face, key, idx,
+ value, value_len );
+ }
+
+ return result;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftutil.c */
+/* */
+/* FreeType utility file for memory and list management (body). */
+/* */
+/* Copyright 2002, 2004, 2005, 2006, 2007 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_MEMORY_H
+#include FT_INTERNAL_OBJECTS_H
+#include FT_LIST_H
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_memory
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** *****/
+ /***** M E M O R Y M A N A G E M E N T *****/
+ /***** *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ FT_BASE_DEF( FT_Pointer )
+ ft_mem_alloc( FT_Memory memory,
+ FT_Long size,
+ FT_Error *p_error )
+ {
+ FT_Error error;
+ FT_Pointer block = ft_mem_qalloc( memory, size, &error );
+
+ if ( !error && size > 0 )
+ FT_MEM_ZERO( block, size );
+
+ *p_error = error;
+ return block;
+ }
+
+
+ FT_BASE_DEF( FT_Pointer )
+ ft_mem_qalloc( FT_Memory memory,
+ FT_Long size,
+ FT_Error *p_error )
+ {
+ FT_Error error = FT_Err_Ok;
+ FT_Pointer block = NULL;
+
+
+ if ( size > 0 )
+ {
+ block = memory->alloc( memory, size );
+ if ( block == NULL )
+ error = FT_Err_Out_Of_Memory;
+ }
+ else if ( size < 0 )
+ {
+ /* may help catch/prevent security issues */
+ error = FT_Err_Invalid_Argument;
+ }
+
+ *p_error = error;
+ return block;
+ }
+
+
+ FT_BASE_DEF( FT_Pointer )
+ ft_mem_realloc( FT_Memory memory,
+ FT_Long item_size,
+ FT_Long cur_count,
+ FT_Long new_count,
+ void* block,
+ FT_Error *p_error )
+ {
+ FT_Error error = FT_Err_Ok;
+
+ block = ft_mem_qrealloc( memory, item_size,
+ cur_count, new_count, block, &error );
+ if ( !error && new_count > cur_count )
+ FT_MEM_ZERO( (char*)block + cur_count * item_size,
+ ( new_count - cur_count ) * item_size );
+
+ *p_error = error;
+ return block;
+ }
+
+
+ FT_BASE_DEF( FT_Pointer )
+ ft_mem_qrealloc( FT_Memory memory,
+ FT_Long item_size,
+ FT_Long cur_count,
+ FT_Long new_count,
+ void* block,
+ FT_Error *p_error )
+ {
+ FT_Error error = FT_Err_Ok;
+
+
+ /* Note that we now accept `item_size == 0' as a valid parameter, in
+ * order to cover very weird cases where an ALLOC_MULT macro would be
+ * called.
+ */
+ if ( cur_count < 0 || new_count < 0 || item_size < 0 )
+ {
+ /* may help catch/prevent nasty security issues */
+ error = FT_Err_Invalid_Argument;
+ }
+ else if ( new_count == 0 || item_size == 0 )
+ {
+ ft_mem_free( memory, block );
+ block = NULL;
+ }
+ else if ( new_count > FT_INT_MAX/item_size )
+ {
+ error = FT_Err_Array_Too_Large;
+ }
+ else if ( cur_count == 0 )
+ {
+ FT_ASSERT( block == NULL );
+
+ block = ft_mem_alloc( memory, new_count*item_size, &error );
+ }
+ else
+ {
+ FT_Pointer block2;
+ FT_Long cur_size = cur_count*item_size;
+ FT_Long new_size = new_count*item_size;
+
+
+ block2 = memory->realloc( memory, cur_size, new_size, block );
+ if ( block2 == NULL )
+ error = FT_Err_Out_Of_Memory;
+ else
+ block = block2;
+ }
+
+ *p_error = error;
+ return block;
+ }
+
+
+ FT_BASE_DEF( void )
+ ft_mem_free( FT_Memory memory,
+ const void *P )
+ {
+ if ( P )
+ memory->free( memory, (void*)P );
+ }
+
+
+ FT_BASE_DEF( FT_Pointer )
+ ft_mem_dup( FT_Memory memory,
+ const void* address,
+ FT_ULong size,
+ FT_Error *p_error )
+ {
+ FT_Error error;
+ FT_Pointer p = ft_mem_qalloc( memory, size, &error );
+
+
+ if ( !error && address )
+ ft_memcpy( p, address, size );
+
+ *p_error = error;
+ return p;
+ }
+
+
+ FT_BASE_DEF( FT_Pointer )
+ ft_mem_strdup( FT_Memory memory,
+ const char* str,
+ FT_Error *p_error )
+ {
+ FT_ULong len = str ? (FT_ULong)ft_strlen( str ) + 1
+ : 0;
+
+
+ return ft_mem_dup( memory, str, len, p_error );
+ }
+
+
+ FT_BASE_DEF( FT_Int )
+ ft_mem_strcpyn( char* dst,
+ const char* src,
+ FT_ULong size )
+ {
+ while ( size > 1 && *src != 0 )
+ {
+ *dst++ = *src++;
+ size--;
+ }
+
+ *dst = 0; /* always zero-terminate */
+
+ return *src != 0;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** *****/
+ /***** D O U B L Y L I N K E D L I S T S *****/
+ /***** *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_list
+
+ /* documentation is in ftlist.h */
+
+ FT_EXPORT_DEF( FT_ListNode )
+ FT_List_Find( FT_List list,
+ void* data )
+ {
+ FT_ListNode cur;
+
+
+ cur = list->head;
+ while ( cur )
+ {
+ if ( cur->data == data )
+ return cur;
+
+ cur = cur->next;
+ }
+
+ return (FT_ListNode)0;
+ }
+
+
+ /* documentation is in ftlist.h */
+
+ FT_EXPORT_DEF( void )
+ FT_List_Add( FT_List list,
+ FT_ListNode node )
+ {
+ FT_ListNode before = list->tail;
+
+
+ node->next = 0;
+ node->prev = before;
+
+ if ( before )
+ before->next = node;
+ else
+ list->head = node;
+
+ list->tail = node;
+ }
+
+
+ /* documentation is in ftlist.h */
+
+ FT_EXPORT_DEF( void )
+ FT_List_Insert( FT_List list,
+ FT_ListNode node )
+ {
+ FT_ListNode after = list->head;
+
+
+ node->next = after;
+ node->prev = 0;
+
+ if ( !after )
+ list->tail = node;
+ else
+ after->prev = node;
+
+ list->head = node;
+ }
+
+
+ /* documentation is in ftlist.h */
+
+ FT_EXPORT_DEF( void )
+ FT_List_Remove( FT_List list,
+ FT_ListNode node )
+ {
+ FT_ListNode before, after;
+
+
+ before = node->prev;
+ after = node->next;
+
+ if ( before )
+ before->next = after;
+ else
+ list->head = after;
+
+ if ( after )
+ after->prev = before;
+ else
+ list->tail = before;
+ }
+
+
+ /* documentation is in ftlist.h */
+
+ FT_EXPORT_DEF( void )
+ FT_List_Up( FT_List list,
+ FT_ListNode node )
+ {
+ FT_ListNode before, after;
+
+
+ before = node->prev;
+ after = node->next;
+
+ /* check whether we are already on top of the list */
+ if ( !before )
+ return;
+
+ before->next = after;
+
+ if ( after )
+ after->prev = before;
+ else
+ list->tail = before;
+
+ node->prev = 0;
+ node->next = list->head;
+ list->head->prev = node;
+ list->head = node;
+ }
+
+
+ /* documentation is in ftlist.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_List_Iterate( FT_List list,
+ FT_List_Iterator iterator,
+ void* user )
+ {
+ FT_ListNode cur = list->head;
+ FT_Error error = FT_Err_Ok;
+
+
+ while ( cur )
+ {
+ FT_ListNode next = cur->next;
+
+
+ error = iterator( cur, user );
+ if ( error )
+ break;
+
+ cur = next;
+ }
+
+ return error;
+ }
+
+
+ /* documentation is in ftlist.h */
+
+ FT_EXPORT_DEF( void )
+ FT_List_Finalize( FT_List list,
+ FT_List_Destructor destroy,
+ FT_Memory memory,
+ void* user )
+ {
+ FT_ListNode cur;
+
+
+ cur = list->head;
+ while ( cur )
+ {
+ FT_ListNode next = cur->next;
+ void* data = cur->data;
+
+
+ if ( destroy )
+ destroy( memory, data, user );
+
+ FT_FREE( cur );
+ cur = next;
+ }
+
+ list->head = 0;
+ list->tail = 0;
+ }
+
+
+ FT_BASE_DEF( FT_UInt32 )
+ ft_highpow2( FT_UInt32 value )
+ {
+ FT_UInt32 value2;
+
+
+ /*
+ * We simply clear the lowest bit in each iteration. When
+ * we reach 0, we know that the previous value was our result.
+ */
+ for ( ;; )
+ {
+ value2 = value & (value - 1); /* clear lowest bit */
+ if ( value2 == 0 )
+ break;
+
+ value = value2;
+ }
+ return value;
+ }
+
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+
+ FT_BASE_DEF( FT_Error )
+ FT_Alloc( FT_Memory memory,
+ FT_Long size,
+ void* *P )
+ {
+ FT_Error error;
+
+
+ (void)FT_ALLOC( *P, size );
+ return error;
+ }
+
+
+ FT_BASE_DEF( FT_Error )
+ FT_QAlloc( FT_Memory memory,
+ FT_Long size,
+ void* *p )
+ {
+ FT_Error error;
+
+
+ (void)FT_QALLOC( *p, size );
+ return error;
+ }
+
+
+ FT_BASE_DEF( FT_Error )
+ FT_Realloc( FT_Memory memory,
+ FT_Long current,
+ FT_Long size,
+ void* *P )
+ {
+ FT_Error error;
+
+
+ (void)FT_REALLOC( *P, current, size );
+ return error;
+ }
+
+
+ FT_BASE_DEF( FT_Error )
+ FT_QRealloc( FT_Memory memory,
+ FT_Long current,
+ FT_Long size,
+ void* *p )
+ {
+ FT_Error error;
+
+
+ (void)FT_QREALLOC( *p, current, size );
+ return error;
+ }
+
+
+ FT_BASE_DEF( void )
+ FT_Free( FT_Memory memory,
+ void* *P )
+ {
+ if ( *P )
+ FT_MEM_FREE( *P );
+ }
+
+#endif /* FT_CONFIG_OPTION_OLD_INTERNALS */
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftwinfnt.c */
+/* */
+/* FreeType API for accessing Windows FNT specific info (body). */
+/* */
+/* Copyright 2003, 2004 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_WINFONTS_H
+#include FT_INTERNAL_OBJECTS_H
+#include FT_SERVICE_WINFNT_H
+
+
+ /* documentation is in ftwinfnt.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Get_WinFNT_Header( FT_Face face,
+ FT_WinFNT_HeaderRec *header )
+ {
+ FT_Service_WinFnt service;
+ FT_Error error;
+
+
+ error = FT_Err_Invalid_Argument;
+
+ if ( face != NULL )
+ {
+ FT_FACE_LOOKUP_SERVICE( face, service, WINFNT );
+
+ if ( service != NULL )
+ {
+ error = service->get_header( face, header );
+ }
+ }
+
+ return error;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftxf86.c */
+/* */
+/* FreeType utility file for X11 support (body). */
+/* */
+/* Copyright 2002, 2003, 2004 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_XFREE86_H
+#include FT_INTERNAL_OBJECTS_H
+#include FT_SERVICE_XFREE86_NAME_H
+
+
+ /* documentation is in ftxf86.h */
+
+ FT_EXPORT_DEF( const char* )
+ FT_Get_X11_Font_Format( FT_Face face )
+ {
+ const char* result = NULL;
+
+
+ if ( face )
+ FT_FACE_FIND_SERVICE( face, result, XF86_NAME );
+
+ return result;
+ }
+
+
+/* END */
--- /dev/null
+#
+# FreeType 2 base layer configuration rules
+#
+
+
+# Copyright 1996-2000, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# It sets the following variables which are used by the master Makefile
+# after the call:
+#
+# BASE_OBJ_S: The single-object base layer.
+# BASE_OBJ_M: A list of all objects for a multiple-objects build.
+# BASE_EXT_OBJ: A list of base layer extensions, i.e., components found
+# in `freetype/src/base' which are not compiled within the
+# base layer proper.
+
+
+BASE_COMPILE := $(FT_COMPILE) $I$(subst /,$(COMPILER_SEP),$(SRC_DIR)/base)
+
+
+# Base layer sources
+#
+# ftsystem, ftinit, and ftdebug are handled by freetype.mk
+#
+# All files listed here should be included in `ftbase.c' (for a `single'
+# build).
+#
+BASE_SRC := $(BASE_DIR)/ftadvanc.c \
+ $(BASE_DIR)/ftcalc.c \
+ $(BASE_DIR)/ftdbgmem.c \
+ $(BASE_DIR)/ftgloadr.c \
+ $(BASE_DIR)/ftobjs.c \
+ $(BASE_DIR)/ftoutln.c \
+ $(BASE_DIR)/ftrfork.c \
+ $(BASE_DIR)/ftsnames.c \
+ $(BASE_DIR)/ftstream.c \
+ $(BASE_DIR)/fttrigon.c \
+ $(BASE_DIR)/ftutil.c
+
+
+ifneq ($(ftmac_c),)
+ BASE_SRC += $(BASE_DIR)/$(ftmac_c)
+endif
+
+BASE_H := $(BASE_DIR)/ftbase.h
+
+# Base layer `extensions' sources
+#
+# An extension is added to the library file as a separate object. It is
+# then linked to the final executable only if one of its symbols is used by
+# the application.
+#
+BASE_EXT_SRC := $(patsubst %,$(BASE_DIR)/%,$(BASE_EXTENSIONS))
+
+# Default extensions objects
+#
+BASE_EXT_OBJ := $(BASE_EXT_SRC:$(BASE_DIR)/%.c=$(OBJ_DIR)/%.$O)
+
+
+# Base layer object(s)
+#
+# BASE_OBJ_M is used during `multi' builds (each base source file compiles
+# to a single object file).
+#
+# BASE_OBJ_S is used during `single' builds (the whole base layer is
+# compiled as a single object file using ftbase.c).
+#
+BASE_OBJ_M := $(BASE_SRC:$(BASE_DIR)/%.c=$(OBJ_DIR)/%.$O)
+BASE_OBJ_S := $(OBJ_DIR)/ftbase.$O
+
+# Base layer root source file for single build
+#
+BASE_SRC_S := $(BASE_DIR)/ftbase.c
+
+
+# Base layer - single object build
+#
+$(BASE_OBJ_S): $(BASE_SRC_S) $(BASE_SRC) $(FREETYPE_H) $(BASE_H)
+ $(BASE_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $(BASE_SRC_S))
+
+
+# Multiple objects build + extensions
+#
+$(OBJ_DIR)/%.$O: $(BASE_DIR)/%.c $(FREETYPE_H) $(BASE_H)
+ $(BASE_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $<)
+
+
+# EOF
--- /dev/null
+# FreeType 2 src/bdf Jamfile
+#
+# Copyright 2002 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+SubDir FT2_TOP $(FT2_SRC_DIR) bdf ;
+
+{
+ local _sources ;
+
+ if $(FT2_MULTI)
+ {
+ _sources = bdfdrivr bdflib ;
+ }
+ else
+ {
+ _sources = bdf ;
+ }
+
+ Library $(FT2_LIB) : $(_sources).c ;
+}
+
+# end of src/bdf Jamfile
--- /dev/null
+ FreeType font driver for BDF fonts
+
+ Francesco Zappa Nardelli
+ <francesco.zappa.nardelli@ens.fr>
+
+
+Introduction
+************
+
+BDF (Bitmap Distribution Format) is a bitmap font format defined by Adobe,
+which is intended to be easily understood by both humans and computers.
+This code implements a BDF driver for the FreeType library, following the
+Adobe Specification V 2.2. The specification of the BDF font format is
+available from Adobe's web site:
+
+ http://partners.adobe.com/public/developer/en/font/5005.BDF_Spec.pdf
+
+Many good bitmap fonts in bdf format come with XFree86 (www.XFree86.org).
+They do not define vertical metrics, because the X Consortium BDF
+specification has removed them.
+
+
+Encodings
+*********
+
+The variety of encodings that accompanies bdf fonts appears to encompass the
+small set defined in freetype.h. On the other hand, two properties that
+specify encoding and registry are usually defined in bdf fonts.
+
+I decided to make these two properties directly accessible, leaving to the
+client application the work of interpreting them. For instance:
+
+
+ #include FT_INTERNAL_BDF_TYPES_H
+
+ FT_Face face;
+ BDF_Public_Face bdfface;
+
+
+ FT_New_Face( library, ..., &face );
+
+ bdfface = (BDF_Public_Face)face;
+
+ if ( ( bdfface->charset_registry == "ISO10646" ) &&
+ ( bdfface->charset_encoding == "1" ) )
+ [..]
+
+
+Thus the driver always exports `ft_encoding_none' as face->charmap.encoding.
+FT_Get_Char_Index's behavior is unmodified, that is, it converts the ULong
+value given as argument into the corresponding glyph number.
+
+If the two properties are not available, Adobe Standard Encoding should be
+assumed.
+
+
+Anti-Aliased Bitmaps
+********************
+
+The driver supports an extension to the BDF format as used in Mark Leisher's
+xmbdfed bitmap font editor. Microsoft's SBIT tool expects bitmap fonts in
+that format for adding anti-aliased them to TrueType fonts. It introduces a
+fourth field to the `SIZE' keyword which gives the bpp value (bits per
+pixel) of the glyph data in the font. Possible values are 1 (the default),
+2 (four gray levels), 4 (16 gray levels), and 8 (256 gray levels). The
+driver returns either a bitmap with 1 bit per pixel or a pixmap with 8bits
+per pixel (using 4, 16, and 256 gray levels, respectively).
+
+
+Known problems
+**************
+
+- A font is entirely loaded into memory. Obviously, this is not the Right
+ Thing(TM). If you have big fonts I suggest you convert them into PCF
+ format (using the bdftopcf utility): the PCF font drive of FreeType can
+ perform incremental glyph loading.
+
+When I have some time, I will implement on-demand glyph parsing.
+
+- Except for encodings properties, client applications have no visibility of
+ the PCF_Face object. This means that applications cannot directly access
+ font tables and must trust FreeType.
+
+- Currently, glyph names are ignored.
+
+ I plan to give full visibility of the BDF_Face object in an upcoming
+ revision of the driver, thus implementing also glyph names.
+
+- As I have never seen a BDF font that defines vertical metrics, vertical
+ metrics are (parsed and) discarded. If you own a BDF font that defines
+ vertical metrics, please let me know (I will implement them in 5-10
+ minutes).
+
+
+License
+*******
+
+Copyright (C) 2001-2002 by Francesco Zappa Nardelli
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+*** Portions of the driver (that is, bdflib.c and bdf.h):
+
+Copyright 2000 Computing Research Labs, New Mexico State University
+Copyright 2001-2002, 2011 Francesco Zappa Nardelli
+
+Permission is hereby granted, free of charge, to any person obtaining a
+copy of this software and associated documentation files (the "Software"),
+to deal in the Software without restriction, including without limitation
+the rights to use, copy, modify, merge, publish, distribute, sublicense,
+and/or sell copies of the Software, and to permit persons to whom the
+Software is furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+THE COMPUTING RESEARCH LAB OR NEW MEXICO STATE UNIVERSITY BE LIABLE FOR ANY
+CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT
+OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR
+THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+
+Credits
+*******
+
+This driver is based on excellent Mark Leisher's bdf library. If you
+find something good in this driver you should probably thank him, not
+me.
--- /dev/null
+/* bdf.c
+
+ FreeType font driver for bdf files
+
+ Copyright (C) 2001, 2002 by
+ Francesco Zappa Nardelli
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+*/
+
+#define FT_MAKE_OPTION_SINGLE_OBJECT
+
+#include <ft2build.h>
+#include "bdflib.c"
+#include "bdfdrivr.c"
+
+
+/* END */
--- /dev/null
+/*
+ * Copyright 2000 Computing Research Labs, New Mexico State University
+ * Copyright 2001-2004, 2011 Francesco Zappa Nardelli
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COMPUTING RESEARCH LAB OR NEW MEXICO STATE UNIVERSITY BE LIABLE FOR ANY
+ * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT
+ * OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+
+#ifndef __BDF_H__
+#define __BDF_H__
+
+
+/*
+ * Based on bdf.h,v 1.16 2000/03/16 20:08:51 mleisher
+ */
+
+#include <ft2build.h>
+#include FT_INTERNAL_OBJECTS_H
+#include FT_INTERNAL_STREAM_H
+
+
+FT_BEGIN_HEADER
+
+
+/* Imported from bdfP.h */
+
+#define _bdf_glyph_modified( map, e ) \
+ ( (map)[(e) >> 5] & ( 1 << ( (e) & 31 ) ) )
+#define _bdf_set_glyph_modified( map, e ) \
+ ( (map)[(e) >> 5] |= ( 1 << ( (e) & 31 ) ) )
+#define _bdf_clear_glyph_modified( map, e ) \
+ ( (map)[(e) >> 5] &= ~( 1 << ( (e) & 31 ) ) )
+
+/* end of bdfP.h */
+
+
+ /*************************************************************************/
+ /* */
+ /* BDF font options macros and types. */
+ /* */
+ /*************************************************************************/
+
+
+#define BDF_CORRECT_METRICS 0x01 /* Correct invalid metrics when loading. */
+#define BDF_KEEP_COMMENTS 0x02 /* Preserve the font comments. */
+#define BDF_KEEP_UNENCODED 0x04 /* Keep the unencoded glyphs. */
+#define BDF_PROPORTIONAL 0x08 /* Font has proportional spacing. */
+#define BDF_MONOWIDTH 0x10 /* Font has mono width. */
+#define BDF_CHARCELL 0x20 /* Font has charcell spacing. */
+
+#define BDF_ALL_SPACING ( BDF_PROPORTIONAL | \
+ BDF_MONOWIDTH | \
+ BDF_CHARCELL )
+
+#define BDF_DEFAULT_LOAD_OPTIONS ( BDF_CORRECT_METRICS | \
+ BDF_KEEP_COMMENTS | \
+ BDF_KEEP_UNENCODED | \
+ BDF_PROPORTIONAL )
+
+
+ typedef struct bdf_options_t_
+ {
+ int correct_metrics;
+ int keep_unencoded;
+ int keep_comments;
+ int font_spacing;
+
+ } bdf_options_t;
+
+
+ /* Callback function type for unknown configuration options. */
+ typedef int
+ (*bdf_options_callback_t)( bdf_options_t* opts,
+ char** params,
+ unsigned long nparams,
+ void* client_data );
+
+
+ /*************************************************************************/
+ /* */
+ /* BDF font property macros and types. */
+ /* */
+ /*************************************************************************/
+
+
+#define BDF_ATOM 1
+#define BDF_INTEGER 2
+#define BDF_CARDINAL 3
+
+
+ /* This structure represents a particular property of a font. */
+ /* There are a set of defaults and each font has their own. */
+ typedef struct bdf_property_t_
+ {
+ char* name; /* Name of the property. */
+ int format; /* Format of the property. */
+ int builtin; /* A builtin property. */
+ union
+ {
+ char* atom;
+ long l;
+ unsigned long ul;
+
+ } value; /* Value of the property. */
+
+ } bdf_property_t;
+
+
+ /*************************************************************************/
+ /* */
+ /* BDF font metric and glyph types. */
+ /* */
+ /*************************************************************************/
+
+
+ typedef struct bdf_bbx_t_
+ {
+ unsigned short width;
+ unsigned short height;
+
+ short x_offset;
+ short y_offset;
+
+ short ascent;
+ short descent;
+
+ } bdf_bbx_t;
+
+
+ typedef struct bdf_glyph_t_
+ {
+ char* name; /* Glyph name. */
+ long encoding; /* Glyph encoding. */
+ unsigned short swidth; /* Scalable width. */
+ unsigned short dwidth; /* Device width. */
+ bdf_bbx_t bbx; /* Glyph bounding box. */
+ unsigned char* bitmap; /* Glyph bitmap. */
+ unsigned long bpr; /* Number of bytes used per row. */
+ unsigned short bytes; /* Number of bytes used for the bitmap. */
+
+ } bdf_glyph_t;
+
+
+ typedef struct _hashnode_
+ {
+ const char* key;
+ size_t data;
+
+ } _hashnode, *hashnode;
+
+
+ typedef struct hashtable_
+ {
+ int limit;
+ int size;
+ int used;
+ hashnode* table;
+
+ } hashtable;
+
+
+ typedef struct bdf_glyphlist_t_
+ {
+ unsigned short pad; /* Pad to 4-byte boundary. */
+ unsigned short bpp; /* Bits per pixel. */
+ long start; /* Beginning encoding value of glyphs. */
+ long end; /* Ending encoding value of glyphs. */
+ bdf_glyph_t* glyphs; /* Glyphs themselves. */
+ unsigned long glyphs_size; /* Glyph structures allocated. */
+ unsigned long glyphs_used; /* Glyph structures used. */
+ bdf_bbx_t bbx; /* Overall bounding box of glyphs. */
+
+ } bdf_glyphlist_t;
+
+
+ typedef struct bdf_font_t_
+ {
+ char* name; /* Name of the font. */
+ bdf_bbx_t bbx; /* Font bounding box. */
+
+ long point_size; /* Point size of the font. */
+ unsigned long resolution_x; /* Font horizontal resolution. */
+ unsigned long resolution_y; /* Font vertical resolution. */
+
+ int spacing; /* Font spacing value. */
+
+ unsigned short monowidth; /* Logical width for monowidth font. */
+
+ long default_char; /* Encoding of the default glyph. */
+
+ long font_ascent; /* Font ascent. */
+ long font_descent; /* Font descent. */
+
+ unsigned long glyphs_size; /* Glyph structures allocated. */
+ unsigned long glyphs_used; /* Glyph structures used. */
+ bdf_glyph_t* glyphs; /* Glyphs themselves. */
+
+ unsigned long unencoded_size; /* Unencoded glyph struct. allocated. */
+ unsigned long unencoded_used; /* Unencoded glyph struct. used. */
+ bdf_glyph_t* unencoded; /* Unencoded glyphs themselves. */
+
+ unsigned long props_size; /* Font properties allocated. */
+ unsigned long props_used; /* Font properties used. */
+ bdf_property_t* props; /* Font properties themselves. */
+
+ char* comments; /* Font comments. */
+ unsigned long comments_len; /* Length of comment string. */
+
+ bdf_glyphlist_t overflow; /* Storage used for glyph insertion. */
+
+ void* internal; /* Internal data for the font. */
+
+ /* The size of the next two arrays must be in sync with the */
+ /* size of the `have' array in the `bdf_parse_t' structure. */
+ unsigned long nmod[34816]; /* Bitmap indicating modified glyphs. */
+ unsigned long umod[34816]; /* Bitmap indicating modified */
+ /* unencoded glyphs. */
+ unsigned short modified; /* Boolean indicating font modified. */
+ unsigned short bpp; /* Bits per pixel. */
+
+ FT_Memory memory;
+
+ bdf_property_t* user_props;
+ unsigned long nuser_props;
+ hashtable proptbl;
+
+ } bdf_font_t;
+
+
+ /*************************************************************************/
+ /* */
+ /* Types for load/save callbacks. */
+ /* */
+ /*************************************************************************/
+
+
+ /* Error codes. */
+#define BDF_MISSING_START -1
+#define BDF_MISSING_FONTNAME -2
+#define BDF_MISSING_SIZE -3
+#define BDF_MISSING_CHARS -4
+#define BDF_MISSING_STARTCHAR -5
+#define BDF_MISSING_ENCODING -6
+#define BDF_MISSING_BBX -7
+
+#define BDF_OUT_OF_MEMORY -20
+
+#define BDF_INVALID_LINE -100
+
+
+ /*************************************************************************/
+ /* */
+ /* BDF font API. */
+ /* */
+ /*************************************************************************/
+
+ FT_LOCAL( FT_Error )
+ bdf_load_font( FT_Stream stream,
+ FT_Memory memory,
+ bdf_options_t* opts,
+ bdf_font_t* *font );
+
+ FT_LOCAL( void )
+ bdf_free_font( bdf_font_t* font );
+
+ FT_LOCAL( bdf_property_t * )
+ bdf_get_property( char* name,
+ bdf_font_t* font );
+
+ FT_LOCAL( bdf_property_t * )
+ bdf_get_font_property( bdf_font_t* font,
+ const char* name );
+
+
+FT_END_HEADER
+
+
+#endif /* __BDF_H__ */
+
+
+/* END */
--- /dev/null
+/* bdfdrivr.c
+
+ FreeType font driver for bdf files
+
+ Copyright (C) 2001-2008, 2011 by
+ Francesco Zappa Nardelli
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+*/
+
+#include <ft2build.h>
+
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_STREAM_H
+#include FT_INTERNAL_OBJECTS_H
+#include FT_BDF_H
+#include FT_TRUETYPE_IDS_H
+
+#include FT_SERVICE_BDF_H
+#include FT_SERVICE_XFREE86_NAME_H
+
+#include "bdf.h"
+#include "bdfdrivr.h"
+
+#include "bdferror.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_bdfdriver
+
+
+ typedef struct BDF_CMapRec_
+ {
+ FT_CMapRec cmap;
+ FT_ULong num_encodings; /* ftobjs.h: FT_CMap->clazz->size */
+ BDF_encoding_el* encodings;
+
+ } BDF_CMapRec, *BDF_CMap;
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ bdf_cmap_init( FT_CMap bdfcmap,
+ FT_Pointer init_data )
+ {
+ BDF_CMap cmap = (BDF_CMap)bdfcmap;
+ BDF_Face face = (BDF_Face)FT_CMAP_FACE( cmap );
+ FT_UNUSED( init_data );
+
+
+ cmap->num_encodings = face->bdffont->glyphs_used;
+ cmap->encodings = face->en_table;
+
+ return BDF_Err_Ok;
+ }
+
+
+ FT_CALLBACK_DEF( void )
+ bdf_cmap_done( FT_CMap bdfcmap )
+ {
+ BDF_CMap cmap = (BDF_CMap)bdfcmap;
+
+
+ cmap->encodings = NULL;
+ cmap->num_encodings = 0;
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt )
+ bdf_cmap_char_index( FT_CMap bdfcmap,
+ FT_UInt32 charcode )
+ {
+ BDF_CMap cmap = (BDF_CMap)bdfcmap;
+ BDF_encoding_el* encodings = cmap->encodings;
+ FT_ULong min, max, mid; /* num_encodings */
+ FT_UShort result = 0; /* encodings->glyph */
+
+
+ min = 0;
+ max = cmap->num_encodings;
+
+ while ( min < max )
+ {
+ FT_ULong code;
+
+
+ mid = ( min + max ) >> 1;
+ code = encodings[mid].enc;
+
+ if ( charcode == code )
+ {
+ /* increase glyph index by 1 -- */
+ /* we reserve slot 0 for the undefined glyph */
+ result = encodings[mid].glyph + 1;
+ break;
+ }
+
+ if ( charcode < code )
+ max = mid;
+ else
+ min = mid + 1;
+ }
+
+ return result;
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt )
+ bdf_cmap_char_next( FT_CMap bdfcmap,
+ FT_UInt32 *acharcode )
+ {
+ BDF_CMap cmap = (BDF_CMap)bdfcmap;
+ BDF_encoding_el* encodings = cmap->encodings;
+ FT_ULong min, max, mid; /* num_encodings */
+ FT_UShort result = 0; /* encodings->glyph */
+ FT_ULong charcode = *acharcode + 1;
+
+
+ min = 0;
+ max = cmap->num_encodings;
+
+ while ( min < max )
+ {
+ FT_ULong code; /* same as BDF_encoding_el.enc */
+
+
+ mid = ( min + max ) >> 1;
+ code = encodings[mid].enc;
+
+ if ( charcode == code )
+ {
+ /* increase glyph index by 1 -- */
+ /* we reserve slot 0 for the undefined glyph */
+ result = encodings[mid].glyph + 1;
+ goto Exit;
+ }
+
+ if ( charcode < code )
+ max = mid;
+ else
+ min = mid + 1;
+ }
+
+ charcode = 0;
+ if ( min < cmap->num_encodings )
+ {
+ charcode = encodings[min].enc;
+ result = encodings[min].glyph + 1;
+ }
+
+ Exit:
+ if ( charcode > 0xFFFFFFFFUL )
+ {
+ FT_TRACE1(( "bdf_cmap_char_next: charcode 0x%x > 32bit API" ));
+ *acharcode = 0;
+ /* XXX: result should be changed to indicate an overflow error */
+ }
+ else
+ *acharcode = (FT_UInt32)charcode;
+ return result;
+ }
+
+
+ FT_CALLBACK_TABLE_DEF
+ const FT_CMap_ClassRec bdf_cmap_class =
+ {
+ sizeof ( BDF_CMapRec ),
+ bdf_cmap_init,
+ bdf_cmap_done,
+ bdf_cmap_char_index,
+ bdf_cmap_char_next,
+
+ NULL, NULL, NULL, NULL, NULL
+ };
+
+
+ static FT_Error
+ bdf_interpret_style( BDF_Face bdf )
+ {
+ FT_Error error = BDF_Err_Ok;
+ FT_Face face = FT_FACE( bdf );
+ FT_Memory memory = face->memory;
+ bdf_font_t* font = bdf->bdffont;
+ bdf_property_t* prop;
+
+ char* strings[4] = { NULL, NULL, NULL, NULL };
+ size_t nn, len, lengths[4];
+
+
+ face->style_flags = 0;
+
+ prop = bdf_get_font_property( font, (char *)"SLANT" );
+ if ( prop && prop->format == BDF_ATOM &&
+ prop->value.atom &&
+ ( *(prop->value.atom) == 'O' || *(prop->value.atom) == 'o' ||
+ *(prop->value.atom) == 'I' || *(prop->value.atom) == 'i' ) )
+ {
+ face->style_flags |= FT_STYLE_FLAG_ITALIC;
+ strings[2] = ( *(prop->value.atom) == 'O' || *(prop->value.atom) == 'o' )
+ ? (char *)"Oblique"
+ : (char *)"Italic";
+ }
+
+ prop = bdf_get_font_property( font, (char *)"WEIGHT_NAME" );
+ if ( prop && prop->format == BDF_ATOM &&
+ prop->value.atom &&
+ ( *(prop->value.atom) == 'B' || *(prop->value.atom) == 'b' ) )
+ {
+ face->style_flags |= FT_STYLE_FLAG_BOLD;
+ strings[1] = (char *)"Bold";
+ }
+
+ prop = bdf_get_font_property( font, (char *)"SETWIDTH_NAME" );
+ if ( prop && prop->format == BDF_ATOM &&
+ prop->value.atom && *(prop->value.atom) &&
+ !( *(prop->value.atom) == 'N' || *(prop->value.atom) == 'n' ) )
+ strings[3] = (char *)(prop->value.atom);
+
+ prop = bdf_get_font_property( font, (char *)"ADD_STYLE_NAME" );
+ if ( prop && prop->format == BDF_ATOM &&
+ prop->value.atom && *(prop->value.atom) &&
+ !( *(prop->value.atom) == 'N' || *(prop->value.atom) == 'n' ) )
+ strings[0] = (char *)(prop->value.atom);
+
+ len = 0;
+
+ for ( len = 0, nn = 0; nn < 4; nn++ )
+ {
+ lengths[nn] = 0;
+ if ( strings[nn] )
+ {
+ lengths[nn] = ft_strlen( strings[nn] );
+ len += lengths[nn] + 1;
+ }
+ }
+
+ if ( len == 0 )
+ {
+ strings[0] = (char *)"Regular";
+ lengths[0] = ft_strlen( strings[0] );
+ len = lengths[0] + 1;
+ }
+
+ {
+ char* s;
+
+
+ if ( FT_ALLOC( face->style_name, len ) )
+ return error;
+
+ s = face->style_name;
+
+ for ( nn = 0; nn < 4; nn++ )
+ {
+ char* src = strings[nn];
+
+
+ len = lengths[nn];
+
+ if ( src == NULL )
+ continue;
+
+ /* separate elements with a space */
+ if ( s != face->style_name )
+ *s++ = ' ';
+
+ ft_memcpy( s, src, len );
+
+ /* need to convert spaces to dashes for */
+ /* add_style_name and setwidth_name */
+ if ( nn == 0 || nn == 3 )
+ {
+ size_t mm;
+
+
+ for ( mm = 0; mm < len; mm++ )
+ if ( s[mm] == ' ' )
+ s[mm] = '-';
+ }
+
+ s += len;
+ }
+ *s = 0;
+ }
+
+ return error;
+ }
+
+
+ FT_CALLBACK_DEF( void )
+ BDF_Face_Done( FT_Face bdfface ) /* BDF_Face */
+ {
+ BDF_Face face = (BDF_Face)bdfface;
+ FT_Memory memory;
+
+
+ if ( !face )
+ return;
+
+ memory = FT_FACE_MEMORY( face );
+
+ bdf_free_font( face->bdffont );
+
+ FT_FREE( face->en_table );
+
+ FT_FREE( face->charset_encoding );
+ FT_FREE( face->charset_registry );
+ FT_FREE( bdfface->family_name );
+ FT_FREE( bdfface->style_name );
+
+ FT_FREE( bdfface->available_sizes );
+
+ FT_FREE( face->bdffont );
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ BDF_Face_Init( FT_Stream stream,
+ FT_Face bdfface, /* BDF_Face */
+ FT_Int face_index,
+ FT_Int num_params,
+ FT_Parameter* params )
+ {
+ FT_Error error = BDF_Err_Ok;
+ BDF_Face face = (BDF_Face)bdfface;
+ FT_Memory memory = FT_FACE_MEMORY( face );
+
+ bdf_font_t* font = NULL;
+ bdf_options_t options;
+
+ FT_UNUSED( num_params );
+ FT_UNUSED( params );
+ FT_UNUSED( face_index );
+
+
+ FT_TRACE2(( "BDF driver\n" ));
+
+ if ( FT_STREAM_SEEK( 0 ) )
+ goto Exit;
+
+ options.correct_metrics = 1; /* FZ XXX: options semantics */
+ options.keep_unencoded = 1;
+ options.keep_comments = 0;
+ options.font_spacing = BDF_PROPORTIONAL;
+
+ error = bdf_load_font( stream, memory, &options, &font );
+ if ( error == BDF_Err_Missing_Startfont_Field )
+ {
+ FT_TRACE2(( " not a BDF file\n" ));
+ goto Fail;
+ }
+ else if ( error )
+ goto Exit;
+
+ /* we have a bdf font: let's construct the face object */
+ face->bdffont = font;
+ {
+ bdf_property_t* prop = NULL;
+
+
+ FT_TRACE4(( " number of glyphs: allocated %d (used %d)\n",
+ font->glyphs_size,
+ font->glyphs_used ));
+ FT_TRACE4(( " number of unencoded glyphs: allocated %d (used %d)\n",
+ font->unencoded_size,
+ font->unencoded_used ));
+
+ bdfface->num_faces = 1;
+ bdfface->face_index = 0;
+ bdfface->face_flags = FT_FACE_FLAG_FIXED_SIZES |
+ FT_FACE_FLAG_HORIZONTAL |
+ FT_FACE_FLAG_FAST_GLYPHS;
+
+ prop = bdf_get_font_property( font, "SPACING" );
+ if ( prop && prop->format == BDF_ATOM &&
+ prop->value.atom &&
+ ( *(prop->value.atom) == 'M' || *(prop->value.atom) == 'm' ||
+ *(prop->value.atom) == 'C' || *(prop->value.atom) == 'c' ) )
+ bdfface->face_flags |= FT_FACE_FLAG_FIXED_WIDTH;
+
+ /* FZ XXX: TO DO: FT_FACE_FLAGS_VERTICAL */
+ /* FZ XXX: I need a font to implement this */
+
+ prop = bdf_get_font_property( font, "FAMILY_NAME" );
+ if ( prop && prop->value.atom )
+ {
+ if ( FT_STRDUP( bdfface->family_name, prop->value.atom ) )
+ goto Exit;
+ }
+ else
+ bdfface->family_name = 0;
+
+ if ( ( error = bdf_interpret_style( face ) ) != 0 )
+ goto Exit;
+
+ /* the number of glyphs (with one slot for the undefined glyph */
+ /* at position 0 and all unencoded glyphs) */
+ bdfface->num_glyphs = font->glyphs_size + 1;
+
+ bdfface->num_fixed_sizes = 1;
+ if ( FT_NEW_ARRAY( bdfface->available_sizes, 1 ) )
+ goto Exit;
+
+ {
+ FT_Bitmap_Size* bsize = bdfface->available_sizes;
+ FT_Short resolution_x = 0, resolution_y = 0;
+
+
+ FT_MEM_ZERO( bsize, sizeof ( FT_Bitmap_Size ) );
+
+ bsize->height = (FT_Short)( font->font_ascent + font->font_descent );
+
+ prop = bdf_get_font_property( font, "AVERAGE_WIDTH" );
+ if ( prop )
+ bsize->width = (FT_Short)( ( prop->value.l + 5 ) / 10 );
+ else
+ bsize->width = (FT_Short)( bsize->height * 2/3 );
+
+ prop = bdf_get_font_property( font, "POINT_SIZE" );
+ if ( prop )
+ /* convert from 722.7 decipoints to 72 points per inch */
+ bsize->size =
+ (FT_Pos)( ( prop->value.l * 64 * 7200 + 36135L ) / 72270L );
+ else
+ bsize->size = bsize->width << 6;
+
+ prop = bdf_get_font_property( font, "PIXEL_SIZE" );
+ if ( prop )
+ bsize->y_ppem = (FT_Short)prop->value.l << 6;
+
+ prop = bdf_get_font_property( font, "RESOLUTION_X" );
+ if ( prop )
+ resolution_x = (FT_Short)prop->value.l;
+
+ prop = bdf_get_font_property( font, "RESOLUTION_Y" );
+ if ( prop )
+ resolution_y = (FT_Short)prop->value.l;
+
+ if ( bsize->y_ppem == 0 )
+ {
+ bsize->y_ppem = bsize->size;
+ if ( resolution_y )
+ bsize->y_ppem = bsize->y_ppem * resolution_y / 72;
+ }
+ if ( resolution_x && resolution_y )
+ bsize->x_ppem = bsize->y_ppem * resolution_x / resolution_y;
+ else
+ bsize->x_ppem = bsize->y_ppem;
+ }
+
+ /* encoding table */
+ {
+ bdf_glyph_t* cur = font->glyphs;
+ unsigned long n;
+
+
+ if ( FT_NEW_ARRAY( face->en_table, font->glyphs_size ) )
+ goto Exit;
+
+ face->default_glyph = 0;
+ for ( n = 0; n < font->glyphs_size; n++ )
+ {
+ (face->en_table[n]).enc = cur[n].encoding;
+ FT_TRACE4(( " idx %d, val 0x%lX\n", n, cur[n].encoding ));
+ (face->en_table[n]).glyph = (FT_Short)n;
+
+ if ( cur[n].encoding == font->default_char )
+ {
+ if ( n < FT_UINT_MAX )
+ face->default_glyph = (FT_UInt)n;
+ else
+ FT_TRACE1(( "BDF_Face_Init:"
+ " idx %d is too large for this system\n", n ));
+ }
+ }
+ }
+
+ /* charmaps */
+ {
+ bdf_property_t *charset_registry = 0, *charset_encoding = 0;
+ FT_Bool unicode_charmap = 0;
+
+
+ charset_registry =
+ bdf_get_font_property( font, "CHARSET_REGISTRY" );
+ charset_encoding =
+ bdf_get_font_property( font, "CHARSET_ENCODING" );
+ if ( charset_registry && charset_encoding )
+ {
+ if ( charset_registry->format == BDF_ATOM &&
+ charset_encoding->format == BDF_ATOM &&
+ charset_registry->value.atom &&
+ charset_encoding->value.atom )
+ {
+ const char* s;
+
+
+ if ( FT_STRDUP( face->charset_encoding,
+ charset_encoding->value.atom ) ||
+ FT_STRDUP( face->charset_registry,
+ charset_registry->value.atom ) )
+ goto Exit;
+
+ /* Uh, oh, compare first letters manually to avoid dependency */
+ /* on locales. */
+ s = face->charset_registry;
+ if ( ( s[0] == 'i' || s[0] == 'I' ) &&
+ ( s[1] == 's' || s[1] == 'S' ) &&
+ ( s[2] == 'o' || s[2] == 'O' ) )
+ {
+ s += 3;
+ if ( !ft_strcmp( s, "10646" ) ||
+ ( !ft_strcmp( s, "8859" ) &&
+ !ft_strcmp( face->charset_encoding, "1" ) ) )
+ unicode_charmap = 1;
+ }
+
+ {
+ FT_CharMapRec charmap;
+
+
+ charmap.face = FT_FACE( face );
+ charmap.encoding = FT_ENCODING_NONE;
+ /* initial platform/encoding should indicate unset status? */
+ charmap.platform_id = TT_PLATFORM_APPLE_UNICODE;
+ charmap.encoding_id = TT_APPLE_ID_DEFAULT;
+
+ if ( unicode_charmap )
+ {
+ charmap.encoding = FT_ENCODING_UNICODE;
+ charmap.platform_id = TT_PLATFORM_MICROSOFT;
+ charmap.encoding_id = TT_MS_ID_UNICODE_CS;
+ }
+
+ error = FT_CMap_New( &bdf_cmap_class, NULL, &charmap, NULL );
+
+#if 0
+ /* Select default charmap */
+ if ( bdfface->num_charmaps )
+ bdfface->charmap = bdfface->charmaps[0];
+#endif
+ }
+
+ goto Exit;
+ }
+ }
+
+ /* otherwise assume Adobe standard encoding */
+
+ {
+ FT_CharMapRec charmap;
+
+
+ charmap.face = FT_FACE( face );
+ charmap.encoding = FT_ENCODING_ADOBE_STANDARD;
+ charmap.platform_id = TT_PLATFORM_ADOBE;
+ charmap.encoding_id = TT_ADOBE_ID_STANDARD;
+
+ error = FT_CMap_New( &bdf_cmap_class, NULL, &charmap, NULL );
+
+ /* Select default charmap */
+ if ( bdfface->num_charmaps )
+ bdfface->charmap = bdfface->charmaps[0];
+ }
+ }
+ }
+
+ Exit:
+ return error;
+
+ Fail:
+ BDF_Face_Done( bdfface );
+ return BDF_Err_Unknown_File_Format;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ BDF_Size_Select( FT_Size size,
+ FT_ULong strike_index )
+ {
+ bdf_font_t* bdffont = ( (BDF_Face)size->face )->bdffont;
+
+
+ FT_Select_Metrics( size->face, strike_index );
+
+ size->metrics.ascender = bdffont->font_ascent << 6;
+ size->metrics.descender = -bdffont->font_descent << 6;
+ size->metrics.max_advance = bdffont->bbx.width << 6;
+
+ return BDF_Err_Ok;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ BDF_Size_Request( FT_Size size,
+ FT_Size_Request req )
+ {
+ FT_Face face = size->face;
+ FT_Bitmap_Size* bsize = face->available_sizes;
+ bdf_font_t* bdffont = ( (BDF_Face)face )->bdffont;
+ FT_Error error = BDF_Err_Invalid_Pixel_Size;
+ FT_Long height;
+
+
+ height = FT_REQUEST_HEIGHT( req );
+ height = ( height + 32 ) >> 6;
+
+ switch ( req->type )
+ {
+ case FT_SIZE_REQUEST_TYPE_NOMINAL:
+ if ( height == ( ( bsize->y_ppem + 32 ) >> 6 ) )
+ error = BDF_Err_Ok;
+ break;
+
+ case FT_SIZE_REQUEST_TYPE_REAL_DIM:
+ if ( height == ( bdffont->font_ascent +
+ bdffont->font_descent ) )
+ error = BDF_Err_Ok;
+ break;
+
+ default:
+ error = BDF_Err_Unimplemented_Feature;
+ break;
+ }
+
+ if ( error )
+ return error;
+ else
+ return BDF_Size_Select( size, 0 );
+ }
+
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ BDF_Glyph_Load( FT_GlyphSlot slot,
+ FT_Size size,
+ FT_UInt glyph_index,
+ FT_Int32 load_flags )
+ {
+ BDF_Face bdf = (BDF_Face)FT_SIZE_FACE( size );
+ FT_Face face = FT_FACE( bdf );
+ FT_Error error = BDF_Err_Ok;
+ FT_Bitmap* bitmap = &slot->bitmap;
+ bdf_glyph_t glyph;
+ int bpp = bdf->bdffont->bpp;
+
+ FT_UNUSED( load_flags );
+
+
+ if ( !face || glyph_index >= (FT_UInt)face->num_glyphs )
+ {
+ error = BDF_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ /* index 0 is the undefined glyph */
+ if ( glyph_index == 0 )
+ glyph_index = bdf->default_glyph;
+ else
+ glyph_index--;
+
+ /* slot, bitmap => freetype, glyph => bdflib */
+ glyph = bdf->bdffont->glyphs[glyph_index];
+
+ bitmap->rows = glyph.bbx.height;
+ bitmap->width = glyph.bbx.width;
+ if ( glyph.bpr > INT_MAX )
+ FT_TRACE1(( "BDF_Glyph_Load: too large pitch %d is truncated\n",
+ glyph.bpr ));
+ bitmap->pitch = (int)glyph.bpr; /* same as FT_Bitmap.pitch */
+
+ /* note: we don't allocate a new array to hold the bitmap; */
+ /* we can simply point to it */
+ ft_glyphslot_set_bitmap( slot, glyph.bitmap );
+
+ switch ( bpp )
+ {
+ case 1:
+ bitmap->pixel_mode = FT_PIXEL_MODE_MONO;
+ break;
+ case 2:
+ bitmap->pixel_mode = FT_PIXEL_MODE_GRAY2;
+ break;
+ case 4:
+ bitmap->pixel_mode = FT_PIXEL_MODE_GRAY4;
+ break;
+ case 8:
+ bitmap->pixel_mode = FT_PIXEL_MODE_GRAY;
+ bitmap->num_grays = 256;
+ break;
+ }
+
+ slot->format = FT_GLYPH_FORMAT_BITMAP;
+ slot->bitmap_left = glyph.bbx.x_offset;
+ slot->bitmap_top = glyph.bbx.ascent;
+
+ slot->metrics.horiAdvance = glyph.dwidth << 6;
+ slot->metrics.horiBearingX = glyph.bbx.x_offset << 6;
+ slot->metrics.horiBearingY = glyph.bbx.ascent << 6;
+ slot->metrics.width = bitmap->width << 6;
+ slot->metrics.height = bitmap->rows << 6;
+
+ /*
+ * XXX DWIDTH1 and VVECTOR should be parsed and
+ * used here, provided such fonts do exist.
+ */
+ ft_synthesize_vertical_metrics( &slot->metrics,
+ bdf->bdffont->bbx.height << 6 );
+
+ Exit:
+ return error;
+ }
+
+
+ /*
+ *
+ * BDF SERVICE
+ *
+ */
+
+ static FT_Error
+ bdf_get_bdf_property( BDF_Face face,
+ const char* prop_name,
+ BDF_PropertyRec *aproperty )
+ {
+ bdf_property_t* prop;
+
+
+ FT_ASSERT( face && face->bdffont );
+
+ prop = bdf_get_font_property( face->bdffont, prop_name );
+ if ( prop )
+ {
+ switch ( prop->format )
+ {
+ case BDF_ATOM:
+ aproperty->type = BDF_PROPERTY_TYPE_ATOM;
+ aproperty->u.atom = prop->value.atom;
+ break;
+
+ case BDF_INTEGER:
+ if ( prop->value.l > 0x7FFFFFFFL || prop->value.l < ( -1 - 0x7FFFFFFFL ) )
+ {
+ FT_TRACE1(( "bdf_get_bdf_property:"
+ " too large integer 0x%x is truncated\n" ));
+ }
+ aproperty->type = BDF_PROPERTY_TYPE_INTEGER;
+ aproperty->u.integer = (FT_Int32)prop->value.l;
+ break;
+
+ case BDF_CARDINAL:
+ if ( prop->value.ul > 0xFFFFFFFFUL )
+ {
+ FT_TRACE1(( "bdf_get_bdf_property:"
+ " too large cardinal 0x%x is truncated\n" ));
+ }
+ aproperty->type = BDF_PROPERTY_TYPE_CARDINAL;
+ aproperty->u.cardinal = (FT_UInt32)prop->value.ul;
+ break;
+
+ default:
+ goto Fail;
+ }
+ return 0;
+ }
+
+ Fail:
+ return BDF_Err_Invalid_Argument;
+ }
+
+
+ static FT_Error
+ bdf_get_charset_id( BDF_Face face,
+ const char* *acharset_encoding,
+ const char* *acharset_registry )
+ {
+ *acharset_encoding = face->charset_encoding;
+ *acharset_registry = face->charset_registry;
+
+ return 0;
+ }
+
+
+ static const FT_Service_BDFRec bdf_service_bdf =
+ {
+ (FT_BDF_GetCharsetIdFunc)bdf_get_charset_id,
+ (FT_BDF_GetPropertyFunc) bdf_get_bdf_property
+ };
+
+
+ /*
+ *
+ * SERVICES LIST
+ *
+ */
+
+ static const FT_ServiceDescRec bdf_services[] =
+ {
+ { FT_SERVICE_ID_BDF, &bdf_service_bdf },
+ { FT_SERVICE_ID_XF86_NAME, FT_XF86_FORMAT_BDF },
+ { NULL, NULL }
+ };
+
+
+ FT_CALLBACK_DEF( FT_Module_Interface )
+ bdf_driver_requester( FT_Module module,
+ const char* name )
+ {
+ FT_UNUSED( module );
+
+ return ft_service_list_lookup( bdf_services, name );
+ }
+
+
+
+ FT_CALLBACK_TABLE_DEF
+ const FT_Driver_ClassRec bdf_driver_class =
+ {
+ {
+ FT_MODULE_FONT_DRIVER |
+ FT_MODULE_DRIVER_NO_OUTLINES,
+ sizeof ( FT_DriverRec ),
+
+ "bdf",
+ 0x10000L,
+ 0x20000L,
+
+ 0,
+
+ 0, /* FT_Module_Constructor */
+ 0, /* FT_Module_Destructor */
+ bdf_driver_requester
+ },
+
+ sizeof ( BDF_FaceRec ),
+ sizeof ( FT_SizeRec ),
+ sizeof ( FT_GlyphSlotRec ),
+
+ BDF_Face_Init,
+ BDF_Face_Done,
+ 0, /* FT_Size_InitFunc */
+ 0, /* FT_Size_DoneFunc */
+ 0, /* FT_Slot_InitFunc */
+ 0, /* FT_Slot_DoneFunc */
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+ ft_stub_set_char_sizes,
+ ft_stub_set_pixel_sizes,
+#endif
+ BDF_Glyph_Load,
+
+ 0, /* FT_Face_GetKerningFunc */
+ 0, /* FT_Face_AttachFunc */
+ 0, /* FT_Face_GetAdvancesFunc */
+
+ BDF_Size_Request,
+ BDF_Size_Select
+ };
+
+
+/* END */
--- /dev/null
+/* bdfdrivr.h
+
+ FreeType font driver for bdf fonts
+
+ Copyright (C) 2001, 2002, 2003, 2004 by
+ Francesco Zappa Nardelli
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+*/
+
+
+#ifndef __BDFDRIVR_H__
+#define __BDFDRIVR_H__
+
+#include <ft2build.h>
+#include FT_INTERNAL_DRIVER_H
+
+#include "bdf.h"
+
+
+FT_BEGIN_HEADER
+
+#ifdef FT_CONFIG_OPTION_PIC
+#error "this module does not support PIC yet"
+#endif
+
+
+ typedef struct BDF_encoding_el_
+ {
+ FT_ULong enc;
+ FT_UShort glyph;
+
+ } BDF_encoding_el;
+
+
+ typedef struct BDF_FaceRec_
+ {
+ FT_FaceRec root;
+
+ char* charset_encoding;
+ char* charset_registry;
+
+ bdf_font_t* bdffont;
+
+ BDF_encoding_el* en_table;
+
+ FT_CharMap charmap_handle;
+ FT_CharMapRec charmap; /* a single charmap per face */
+
+ FT_UInt default_glyph;
+
+ } BDF_FaceRec, *BDF_Face;
+
+
+ FT_EXPORT_VAR( const FT_Driver_ClassRec ) bdf_driver_class;
+
+
+FT_END_HEADER
+
+
+#endif /* __BDFDRIVR_H__ */
+
+
+/* END */
--- /dev/null
+/*
+ * Copyright 2001, 2002, 2012 Francesco Zappa Nardelli
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COMPUTING RESEARCH LAB OR NEW MEXICO STATE UNIVERSITY BE LIABLE FOR ANY
+ * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT
+ * OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+ /*************************************************************************/
+ /* */
+ /* This file is used to define the BDF error enumeration constants. */
+ /* */
+ /*************************************************************************/
+
+#ifndef __BDFERROR_H__
+#define __BDFERROR_H__
+
+#include FT_MODULE_ERRORS_H
+
+#undef __FTERRORS_H__
+
+#undef FT_ERR_PREFIX
+#define FT_ERR_PREFIX BDF_Err_
+#define FT_ERR_BASE FT_Mod_Err_BDF
+
+#include FT_ERRORS_H
+
+#endif /* __BDFERROR_H__ */
+
+
+/* END */
--- /dev/null
+/*
+ * Copyright 2000 Computing Research Labs, New Mexico State University
+ * Copyright 2001-2012
+ * Francesco Zappa Nardelli
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COMPUTING RESEARCH LAB OR NEW MEXICO STATE UNIVERSITY BE LIABLE FOR ANY
+ * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT
+ * OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+ /*************************************************************************/
+ /* */
+ /* This file is based on bdf.c,v 1.22 2000/03/16 20:08:50 */
+ /* */
+ /* taken from Mark Leisher's xmbdfed package */
+ /* */
+ /*************************************************************************/
+
+
+#include <ft2build.h>
+
+#include FT_FREETYPE_H
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_STREAM_H
+#include FT_INTERNAL_OBJECTS_H
+
+#include "bdf.h"
+#include "bdferror.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_bdflib
+
+
+ /*************************************************************************/
+ /* */
+ /* Default BDF font options. */
+ /* */
+ /*************************************************************************/
+
+
+ static const bdf_options_t _bdf_opts =
+ {
+ 1, /* Correct metrics. */
+ 1, /* Preserve unencoded glyphs. */
+ 0, /* Preserve comments. */
+ BDF_PROPORTIONAL /* Default spacing. */
+ };
+
+
+ /*************************************************************************/
+ /* */
+ /* Builtin BDF font properties. */
+ /* */
+ /*************************************************************************/
+
+ /* List of most properties that might appear in a font. Doesn't include */
+ /* the RAW_* and AXIS_* properties in X11R6 polymorphic fonts. */
+
+ static const bdf_property_t _bdf_properties[] =
+ {
+ { (char *)"ADD_STYLE_NAME", BDF_ATOM, 1, { 0 } },
+ { (char *)"AVERAGE_WIDTH", BDF_INTEGER, 1, { 0 } },
+ { (char *)"AVG_CAPITAL_WIDTH", BDF_INTEGER, 1, { 0 } },
+ { (char *)"AVG_LOWERCASE_WIDTH", BDF_INTEGER, 1, { 0 } },
+ { (char *)"CAP_HEIGHT", BDF_INTEGER, 1, { 0 } },
+ { (char *)"CHARSET_COLLECTIONS", BDF_ATOM, 1, { 0 } },
+ { (char *)"CHARSET_ENCODING", BDF_ATOM, 1, { 0 } },
+ { (char *)"CHARSET_REGISTRY", BDF_ATOM, 1, { 0 } },
+ { (char *)"COMMENT", BDF_ATOM, 1, { 0 } },
+ { (char *)"COPYRIGHT", BDF_ATOM, 1, { 0 } },
+ { (char *)"DEFAULT_CHAR", BDF_CARDINAL, 1, { 0 } },
+ { (char *)"DESTINATION", BDF_CARDINAL, 1, { 0 } },
+ { (char *)"DEVICE_FONT_NAME", BDF_ATOM, 1, { 0 } },
+ { (char *)"END_SPACE", BDF_INTEGER, 1, { 0 } },
+ { (char *)"FACE_NAME", BDF_ATOM, 1, { 0 } },
+ { (char *)"FAMILY_NAME", BDF_ATOM, 1, { 0 } },
+ { (char *)"FIGURE_WIDTH", BDF_INTEGER, 1, { 0 } },
+ { (char *)"FONT", BDF_ATOM, 1, { 0 } },
+ { (char *)"FONTNAME_REGISTRY", BDF_ATOM, 1, { 0 } },
+ { (char *)"FONT_ASCENT", BDF_INTEGER, 1, { 0 } },
+ { (char *)"FONT_DESCENT", BDF_INTEGER, 1, { 0 } },
+ { (char *)"FOUNDRY", BDF_ATOM, 1, { 0 } },
+ { (char *)"FULL_NAME", BDF_ATOM, 1, { 0 } },
+ { (char *)"ITALIC_ANGLE", BDF_INTEGER, 1, { 0 } },
+ { (char *)"MAX_SPACE", BDF_INTEGER, 1, { 0 } },
+ { (char *)"MIN_SPACE", BDF_INTEGER, 1, { 0 } },
+ { (char *)"NORM_SPACE", BDF_INTEGER, 1, { 0 } },
+ { (char *)"NOTICE", BDF_ATOM, 1, { 0 } },
+ { (char *)"PIXEL_SIZE", BDF_INTEGER, 1, { 0 } },
+ { (char *)"POINT_SIZE", BDF_INTEGER, 1, { 0 } },
+ { (char *)"QUAD_WIDTH", BDF_INTEGER, 1, { 0 } },
+ { (char *)"RAW_ASCENT", BDF_INTEGER, 1, { 0 } },
+ { (char *)"RAW_AVERAGE_WIDTH", BDF_INTEGER, 1, { 0 } },
+ { (char *)"RAW_AVG_CAPITAL_WIDTH", BDF_INTEGER, 1, { 0 } },
+ { (char *)"RAW_AVG_LOWERCASE_WIDTH", BDF_INTEGER, 1, { 0 } },
+ { (char *)"RAW_CAP_HEIGHT", BDF_INTEGER, 1, { 0 } },
+ { (char *)"RAW_DESCENT", BDF_INTEGER, 1, { 0 } },
+ { (char *)"RAW_END_SPACE", BDF_INTEGER, 1, { 0 } },
+ { (char *)"RAW_FIGURE_WIDTH", BDF_INTEGER, 1, { 0 } },
+ { (char *)"RAW_MAX_SPACE", BDF_INTEGER, 1, { 0 } },
+ { (char *)"RAW_MIN_SPACE", BDF_INTEGER, 1, { 0 } },
+ { (char *)"RAW_NORM_SPACE", BDF_INTEGER, 1, { 0 } },
+ { (char *)"RAW_PIXEL_SIZE", BDF_INTEGER, 1, { 0 } },
+ { (char *)"RAW_POINT_SIZE", BDF_INTEGER, 1, { 0 } },
+ { (char *)"RAW_PIXELSIZE", BDF_INTEGER, 1, { 0 } },
+ { (char *)"RAW_POINTSIZE", BDF_INTEGER, 1, { 0 } },
+ { (char *)"RAW_QUAD_WIDTH", BDF_INTEGER, 1, { 0 } },
+ { (char *)"RAW_SMALL_CAP_SIZE", BDF_INTEGER, 1, { 0 } },
+ { (char *)"RAW_STRIKEOUT_ASCENT", BDF_INTEGER, 1, { 0 } },
+ { (char *)"RAW_STRIKEOUT_DESCENT", BDF_INTEGER, 1, { 0 } },
+ { (char *)"RAW_SUBSCRIPT_SIZE", BDF_INTEGER, 1, { 0 } },
+ { (char *)"RAW_SUBSCRIPT_X", BDF_INTEGER, 1, { 0 } },
+ { (char *)"RAW_SUBSCRIPT_Y", BDF_INTEGER, 1, { 0 } },
+ { (char *)"RAW_SUPERSCRIPT_SIZE", BDF_INTEGER, 1, { 0 } },
+ { (char *)"RAW_SUPERSCRIPT_X", BDF_INTEGER, 1, { 0 } },
+ { (char *)"RAW_SUPERSCRIPT_Y", BDF_INTEGER, 1, { 0 } },
+ { (char *)"RAW_UNDERLINE_POSITION", BDF_INTEGER, 1, { 0 } },
+ { (char *)"RAW_UNDERLINE_THICKNESS", BDF_INTEGER, 1, { 0 } },
+ { (char *)"RAW_X_HEIGHT", BDF_INTEGER, 1, { 0 } },
+ { (char *)"RELATIVE_SETWIDTH", BDF_CARDINAL, 1, { 0 } },
+ { (char *)"RELATIVE_WEIGHT", BDF_CARDINAL, 1, { 0 } },
+ { (char *)"RESOLUTION", BDF_INTEGER, 1, { 0 } },
+ { (char *)"RESOLUTION_X", BDF_CARDINAL, 1, { 0 } },
+ { (char *)"RESOLUTION_Y", BDF_CARDINAL, 1, { 0 } },
+ { (char *)"SETWIDTH_NAME", BDF_ATOM, 1, { 0 } },
+ { (char *)"SLANT", BDF_ATOM, 1, { 0 } },
+ { (char *)"SMALL_CAP_SIZE", BDF_INTEGER, 1, { 0 } },
+ { (char *)"SPACING", BDF_ATOM, 1, { 0 } },
+ { (char *)"STRIKEOUT_ASCENT", BDF_INTEGER, 1, { 0 } },
+ { (char *)"STRIKEOUT_DESCENT", BDF_INTEGER, 1, { 0 } },
+ { (char *)"SUBSCRIPT_SIZE", BDF_INTEGER, 1, { 0 } },
+ { (char *)"SUBSCRIPT_X", BDF_INTEGER, 1, { 0 } },
+ { (char *)"SUBSCRIPT_Y", BDF_INTEGER, 1, { 0 } },
+ { (char *)"SUPERSCRIPT_SIZE", BDF_INTEGER, 1, { 0 } },
+ { (char *)"SUPERSCRIPT_X", BDF_INTEGER, 1, { 0 } },
+ { (char *)"SUPERSCRIPT_Y", BDF_INTEGER, 1, { 0 } },
+ { (char *)"UNDERLINE_POSITION", BDF_INTEGER, 1, { 0 } },
+ { (char *)"UNDERLINE_THICKNESS", BDF_INTEGER, 1, { 0 } },
+ { (char *)"WEIGHT", BDF_CARDINAL, 1, { 0 } },
+ { (char *)"WEIGHT_NAME", BDF_ATOM, 1, { 0 } },
+ { (char *)"X_HEIGHT", BDF_INTEGER, 1, { 0 } },
+ { (char *)"_MULE_BASELINE_OFFSET", BDF_INTEGER, 1, { 0 } },
+ { (char *)"_MULE_RELATIVE_COMPOSE", BDF_INTEGER, 1, { 0 } },
+ };
+
+ static const unsigned long
+ _num_bdf_properties = sizeof ( _bdf_properties ) /
+ sizeof ( _bdf_properties[0] );
+
+
+ /* Auto correction messages. */
+#define ACMSG1 "FONT_ASCENT property missing. " \
+ "Added `FONT_ASCENT %hd'.\n"
+#define ACMSG2 "FONT_DESCENT property missing. " \
+ "Added `FONT_DESCENT %hd'.\n"
+#define ACMSG3 "Font width != actual width. Old: %hd New: %hd.\n"
+#define ACMSG4 "Font left bearing != actual left bearing. " \
+ "Old: %hd New: %hd.\n"
+#define ACMSG5 "Font ascent != actual ascent. Old: %hd New: %hd.\n"
+#define ACMSG6 "Font descent != actual descent. Old: %hd New: %hd.\n"
+#define ACMSG7 "Font height != actual height. Old: %hd New: %hd.\n"
+#define ACMSG8 "Glyph scalable width (SWIDTH) adjustments made.\n"
+#define ACMSG9 "SWIDTH field missing at line %ld. Set automatically.\n"
+#define ACMSG10 "DWIDTH field missing at line %ld. Set to glyph width.\n"
+#define ACMSG11 "SIZE bits per pixel field adjusted to %hd.\n"
+#define ACMSG12 "Duplicate encoding %ld (%s) changed to unencoded.\n"
+#define ACMSG13 "Glyph %ld extra rows removed.\n"
+#define ACMSG14 "Glyph %ld extra columns removed.\n"
+#define ACMSG15 "Incorrect glyph count: %ld indicated but %ld found.\n"
+#define ACMSG16 "Glyph %ld missing columns padded with zero bits.\n"
+
+ /* Error messages. */
+#define ERRMSG1 "[line %ld] Missing `%s' line.\n"
+#define ERRMSG2 "[line %ld] Font header corrupted or missing fields.\n"
+#define ERRMSG3 "[line %ld] Font glyphs corrupted or missing fields.\n"
+#define ERRMSG4 "[line %ld] BBX too big.\n"
+#define ERRMSG5 "[line %ld] `%s' value too big.\n"
+#define ERRMSG6 "[line %ld] Input line too long.\n"
+#define ERRMSG7 "[line %ld] Font name too long.\n"
+#define ERRMSG8 "[line %ld] Invalid `%s' value.\n"
+#define ERRMSG9 "[line %ld] Invalid keyword.\n"
+
+ /* Debug messages. */
+#define DBGMSG1 " [%6ld] %s" /* no \n */
+#define DBGMSG2 " (0x%lX)\n"
+
+
+ /*************************************************************************/
+ /* */
+ /* Hash table utilities for the properties. */
+ /* */
+ /*************************************************************************/
+
+ /* XXX: Replace this with FreeType's hash functions */
+
+
+#define INITIAL_HT_SIZE 241
+
+ typedef void
+ (*hash_free_func)( hashnode node );
+
+ static hashnode*
+ hash_bucket( const char* key,
+ hashtable* ht )
+ {
+ const char* kp = key;
+ unsigned long res = 0;
+ hashnode* bp = ht->table, *ndp;
+
+
+ /* Mocklisp hash function. */
+ while ( *kp )
+ res = ( res << 5 ) - res + *kp++;
+
+ ndp = bp + ( res % ht->size );
+ while ( *ndp )
+ {
+ kp = (*ndp)->key;
+ if ( kp[0] == key[0] && ft_strcmp( kp, key ) == 0 )
+ break;
+ ndp--;
+ if ( ndp < bp )
+ ndp = bp + ( ht->size - 1 );
+ }
+
+ return ndp;
+ }
+
+
+ static FT_Error
+ hash_rehash( hashtable* ht,
+ FT_Memory memory )
+ {
+ hashnode* obp = ht->table, *bp, *nbp;
+ int i, sz = ht->size;
+ FT_Error error = BDF_Err_Ok;
+
+
+ ht->size <<= 1;
+ ht->limit = ht->size / 3;
+
+ if ( FT_NEW_ARRAY( ht->table, ht->size ) )
+ goto Exit;
+
+ for ( i = 0, bp = obp; i < sz; i++, bp++ )
+ {
+ if ( *bp )
+ {
+ nbp = hash_bucket( (*bp)->key, ht );
+ *nbp = *bp;
+ }
+ }
+ FT_FREE( obp );
+
+ Exit:
+ return error;
+ }
+
+
+ static FT_Error
+ hash_init( hashtable* ht,
+ FT_Memory memory )
+ {
+ int sz = INITIAL_HT_SIZE;
+ FT_Error error = BDF_Err_Ok;
+
+
+ ht->size = sz;
+ ht->limit = sz / 3;
+ ht->used = 0;
+
+ if ( FT_NEW_ARRAY( ht->table, sz ) )
+ goto Exit;
+
+ Exit:
+ return error;
+ }
+
+
+ static void
+ hash_free( hashtable* ht,
+ FT_Memory memory )
+ {
+ if ( ht != 0 )
+ {
+ int i, sz = ht->size;
+ hashnode* bp = ht->table;
+
+
+ for ( i = 0; i < sz; i++, bp++ )
+ FT_FREE( *bp );
+
+ FT_FREE( ht->table );
+ }
+ }
+
+
+ static FT_Error
+ hash_insert( char* key,
+ size_t data,
+ hashtable* ht,
+ FT_Memory memory )
+ {
+ hashnode nn, *bp = hash_bucket( key, ht );
+ FT_Error error = BDF_Err_Ok;
+
+
+ nn = *bp;
+ if ( !nn )
+ {
+ if ( FT_NEW( nn ) )
+ goto Exit;
+ *bp = nn;
+
+ nn->key = key;
+ nn->data = data;
+
+ if ( ht->used >= ht->limit )
+ {
+ error = hash_rehash( ht, memory );
+ if ( error )
+ goto Exit;
+ }
+ ht->used++;
+ }
+ else
+ nn->data = data;
+
+ Exit:
+ return error;
+ }
+
+
+ static hashnode
+ hash_lookup( const char* key,
+ hashtable* ht )
+ {
+ hashnode *np = hash_bucket( key, ht );
+
+
+ return *np;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* Utility types and functions. */
+ /* */
+ /*************************************************************************/
+
+
+ /* Function type for parsing lines of a BDF font. */
+
+ typedef FT_Error
+ (*_bdf_line_func_t)( char* line,
+ unsigned long linelen,
+ unsigned long lineno,
+ void* call_data,
+ void* client_data );
+
+
+ /* List structure for splitting lines into fields. */
+
+ typedef struct _bdf_list_t_
+ {
+ char** field;
+ unsigned long size;
+ unsigned long used;
+ FT_Memory memory;
+
+ } _bdf_list_t;
+
+
+ /* Structure used while loading BDF fonts. */
+
+ typedef struct _bdf_parse_t_
+ {
+ unsigned long flags;
+ unsigned long cnt;
+ unsigned long row;
+
+ short minlb;
+ short maxlb;
+ short maxrb;
+ short maxas;
+ short maxds;
+
+ short rbearing;
+
+ char* glyph_name;
+ long glyph_enc;
+
+ bdf_font_t* font;
+ bdf_options_t* opts;
+
+ unsigned long have[34816]; /* must be in sync with `nmod' and `umod' */
+ /* arrays from `bdf_font_t' structure */
+ _bdf_list_t list;
+
+ FT_Memory memory;
+
+ } _bdf_parse_t;
+
+
+#define setsbit( m, cc ) \
+ ( m[(FT_Byte)(cc) >> 3] |= (FT_Byte)( 1 << ( (cc) & 7 ) ) )
+#define sbitset( m, cc ) \
+ ( m[(FT_Byte)(cc) >> 3] & ( 1 << ( (cc) & 7 ) ) )
+
+
+ static void
+ _bdf_list_init( _bdf_list_t* list,
+ FT_Memory memory )
+ {
+ FT_ZERO( list );
+ list->memory = memory;
+ }
+
+
+ static void
+ _bdf_list_done( _bdf_list_t* list )
+ {
+ FT_Memory memory = list->memory;
+
+
+ if ( memory )
+ {
+ FT_FREE( list->field );
+ FT_ZERO( list );
+ }
+ }
+
+
+ static FT_Error
+ _bdf_list_ensure( _bdf_list_t* list,
+ unsigned long num_items ) /* same as _bdf_list_t.used */
+ {
+ FT_Error error = BDF_Err_Ok;
+
+
+ if ( num_items > list->size )
+ {
+ unsigned long oldsize = list->size; /* same as _bdf_list_t.size */
+ unsigned long newsize = oldsize + ( oldsize >> 1 ) + 5;
+ unsigned long bigsize = (unsigned long)( FT_INT_MAX / sizeof ( char* ) );
+ FT_Memory memory = list->memory;
+
+
+ if ( oldsize == bigsize )
+ {
+ error = BDF_Err_Out_Of_Memory;
+ goto Exit;
+ }
+ else if ( newsize < oldsize || newsize > bigsize )
+ newsize = bigsize;
+
+ if ( FT_RENEW_ARRAY( list->field, oldsize, newsize ) )
+ goto Exit;
+
+ list->size = newsize;
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ static void
+ _bdf_list_shift( _bdf_list_t* list,
+ unsigned long n )
+ {
+ unsigned long i, u;
+
+
+ if ( list == 0 || list->used == 0 || n == 0 )
+ return;
+
+ if ( n >= list->used )
+ {
+ list->used = 0;
+ return;
+ }
+
+ for ( u = n, i = 0; u < list->used; i++, u++ )
+ list->field[i] = list->field[u];
+ list->used -= n;
+ }
+
+
+ /* An empty string for empty fields. */
+
+ static const char empty[1] = { 0 }; /* XXX eliminate this */
+
+
+ static char *
+ _bdf_list_join( _bdf_list_t* list,
+ int c,
+ unsigned long *alen )
+ {
+ unsigned long i, j;
+ char *fp, *dp;
+
+
+ *alen = 0;
+
+ if ( list == 0 || list->used == 0 )
+ return 0;
+
+ dp = list->field[0];
+ for ( i = j = 0; i < list->used; i++ )
+ {
+ fp = list->field[i];
+ while ( *fp )
+ dp[j++] = *fp++;
+
+ if ( i + 1 < list->used )
+ dp[j++] = (char)c;
+ }
+ if ( dp != empty )
+ dp[j] = 0;
+
+ *alen = j;
+ return dp;
+ }
+
+
+ /* The code below ensures that we have at least 4 + 1 `field' */
+ /* elements in `list' (which are possibly NULL) so that we */
+ /* don't have to check the number of fields in most cases. */
+
+ static FT_Error
+ _bdf_list_split( _bdf_list_t* list,
+ char* separators,
+ char* line,
+ unsigned long linelen )
+ {
+ int mult, final_empty;
+ char *sp, *ep, *end;
+ char seps[32];
+ FT_Error error = BDF_Err_Ok;
+
+
+ /* Initialize the list. */
+ list->used = 0;
+ if ( list->size )
+ {
+ list->field[0] = (char*)empty;
+ list->field[1] = (char*)empty;
+ list->field[2] = (char*)empty;
+ list->field[3] = (char*)empty;
+ }
+
+ /* If the line is empty, then simply return. */
+ if ( linelen == 0 || line[0] == 0 )
+ goto Exit;
+
+ /* In the original code, if the `separators' parameter is NULL or */
+ /* empty, the list is split into individual bytes. We don't need */
+ /* this, so an error is signaled. */
+ if ( separators == 0 || *separators == 0 )
+ {
+ error = BDF_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ /* Prepare the separator bitmap. */
+ FT_MEM_ZERO( seps, 32 );
+
+ /* If the very last character of the separator string is a plus, then */
+ /* set the `mult' flag to indicate that multiple separators should be */
+ /* collapsed into one. */
+ for ( mult = 0, sp = separators; sp && *sp; sp++ )
+ {
+ if ( *sp == '+' && *( sp + 1 ) == 0 )
+ mult = 1;
+ else
+ setsbit( seps, *sp );
+ }
+
+ /* Break the line up into fields. */
+ for ( final_empty = 0, sp = ep = line, end = sp + linelen;
+ sp < end && *sp; )
+ {
+ /* Collect everything that is not a separator. */
+ for ( ; *ep && !sbitset( seps, *ep ); ep++ )
+ ;
+
+ /* Resize the list if necessary. */
+ if ( list->used == list->size )
+ {
+ error = _bdf_list_ensure( list, list->used + 1 );
+ if ( error )
+ goto Exit;
+ }
+
+ /* Assign the field appropriately. */
+ list->field[list->used++] = ( ep > sp ) ? sp : (char*)empty;
+
+ sp = ep;
+
+ if ( mult )
+ {
+ /* If multiple separators should be collapsed, do it now by */
+ /* setting all the separator characters to 0. */
+ for ( ; *ep && sbitset( seps, *ep ); ep++ )
+ *ep = 0;
+ }
+ else if ( *ep != 0 )
+ /* Don't collapse multiple separators by making them 0, so just */
+ /* make the one encountered 0. */
+ *ep++ = 0;
+
+ final_empty = ( ep > sp && *ep == 0 );
+ sp = ep;
+ }
+
+ /* Finally, NULL-terminate the list. */
+ if ( list->used + final_empty >= list->size )
+ {
+ error = _bdf_list_ensure( list, list->used + final_empty + 1 );
+ if ( error )
+ goto Exit;
+ }
+
+ if ( final_empty )
+ list->field[list->used++] = (char*)empty;
+
+ list->field[list->used] = 0;
+
+ Exit:
+ return error;
+ }
+
+
+#define NO_SKIP 256 /* this value cannot be stored in a 'char' */
+
+
+ static FT_Error
+ _bdf_readstream( FT_Stream stream,
+ _bdf_line_func_t callback,
+ void* client_data,
+ unsigned long *lno )
+ {
+ _bdf_line_func_t cb;
+ unsigned long lineno, buf_size;
+ int refill, hold, to_skip;
+ ptrdiff_t bytes, start, end, cursor, avail;
+ char* buf = 0;
+ FT_Memory memory = stream->memory;
+ FT_Error error = BDF_Err_Ok;
+
+
+ if ( callback == 0 )
+ {
+ error = BDF_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ /* initial size and allocation of the input buffer */
+ buf_size = 1024;
+
+ if ( FT_NEW_ARRAY( buf, buf_size ) )
+ goto Exit;
+
+ cb = callback;
+ lineno = 1;
+ buf[0] = 0;
+ start = 0;
+ end = 0;
+ avail = 0;
+ cursor = 0;
+ refill = 1;
+ to_skip = NO_SKIP;
+ bytes = 0; /* make compiler happy */
+
+ for (;;)
+ {
+ if ( refill )
+ {
+ bytes = (ptrdiff_t)FT_Stream_TryRead(
+ stream, (FT_Byte*)buf + cursor,
+ (FT_ULong)( buf_size - cursor ) );
+ avail = cursor + bytes;
+ cursor = 0;
+ refill = 0;
+ }
+
+ end = start;
+
+ /* should we skip an optional character like \n or \r? */
+ if ( start < avail && buf[start] == to_skip )
+ {
+ start += 1;
+ to_skip = NO_SKIP;
+ continue;
+ }
+
+ /* try to find the end of the line */
+ while ( end < avail && buf[end] != '\n' && buf[end] != '\r' )
+ end++;
+
+ /* if we hit the end of the buffer, try shifting its content */
+ /* or even resizing it */
+ if ( end >= avail )
+ {
+ if ( bytes == 0 ) /* last line in file doesn't end in \r or \n */
+ break; /* ignore it then exit */
+
+ if ( start == 0 )
+ {
+ /* this line is definitely too long; try resizing the input */
+ /* buffer a bit to handle it. */
+ FT_ULong new_size;
+
+
+ if ( buf_size >= 65536UL ) /* limit ourselves to 64KByte */
+ {
+ FT_ERROR(( "_bdf_readstream: " ERRMSG6, lineno ));
+ error = BDF_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ new_size = buf_size * 2;
+ if ( FT_RENEW_ARRAY( buf, buf_size, new_size ) )
+ goto Exit;
+
+ cursor = buf_size;
+ buf_size = new_size;
+ }
+ else
+ {
+ bytes = avail - start;
+
+ FT_MEM_COPY( buf, buf + start, bytes );
+
+ cursor = bytes;
+ avail -= bytes;
+ start = 0;
+ }
+ refill = 1;
+ continue;
+ }
+
+ /* Temporarily NUL-terminate the line. */
+ hold = buf[end];
+ buf[end] = 0;
+
+ /* XXX: Use encoding independent value for 0x1a */
+ if ( buf[start] != '#' && buf[start] != 0x1a && end > start )
+ {
+ error = (*cb)( buf + start, end - start, lineno,
+ (void*)&cb, client_data );
+ /* Redo if we have encountered CHARS without properties. */
+ if ( error == -1 )
+ error = (*cb)( buf + start, end - start, lineno,
+ (void*)&cb, client_data );
+ if ( error )
+ break;
+ }
+
+ lineno += 1;
+ buf[end] = (char)hold;
+ start = end + 1;
+
+ if ( hold == '\n' )
+ to_skip = '\r';
+ else if ( hold == '\r' )
+ to_skip = '\n';
+ else
+ to_skip = NO_SKIP;
+ }
+
+ *lno = lineno;
+
+ Exit:
+ FT_FREE( buf );
+ return error;
+ }
+
+
+ /* XXX: make this work with EBCDIC also */
+
+ static const unsigned char a2i[128] =
+ {
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
+ };
+
+ static const unsigned char odigits[32] =
+ {
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ };
+
+ static const unsigned char ddigits[32] =
+ {
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0x03,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ };
+
+ static const unsigned char hdigits[32] =
+ {
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0x03,
+ 0x7e, 0x00, 0x00, 0x00, 0x7e, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ };
+
+
+#define isdigok( m, d ) (m[(d) >> 3] & ( 1 << ( (d) & 7 ) ) )
+
+
+ /* Routine to convert an ASCII string into an unsigned long integer. */
+ static unsigned long
+ _bdf_atoul( char* s,
+ char** end,
+ int base )
+ {
+ unsigned long v;
+ const unsigned char* dmap;
+
+
+ if ( s == 0 || *s == 0 )
+ return 0;
+
+ /* Make sure the radix is something recognizable. Default to 10. */
+ switch ( base )
+ {
+ case 8:
+ dmap = odigits;
+ break;
+ case 16:
+ dmap = hdigits;
+ break;
+ default:
+ base = 10;
+ dmap = ddigits;
+ break;
+ }
+
+ /* Check for the special hex prefix. */
+ if ( *s == '0' &&
+ ( *( s + 1 ) == 'x' || *( s + 1 ) == 'X' ) )
+ {
+ base = 16;
+ dmap = hdigits;
+ s += 2;
+ }
+
+ for ( v = 0; isdigok( dmap, *s ); s++ )
+ v = v * base + a2i[(int)*s];
+
+ if ( end != 0 )
+ *end = s;
+
+ return v;
+ }
+
+
+ /* Routine to convert an ASCII string into an signed long integer. */
+ static long
+ _bdf_atol( char* s,
+ char** end,
+ int base )
+ {
+ long v, neg;
+ const unsigned char* dmap;
+
+
+ if ( s == 0 || *s == 0 )
+ return 0;
+
+ /* Make sure the radix is something recognizable. Default to 10. */
+ switch ( base )
+ {
+ case 8:
+ dmap = odigits;
+ break;
+ case 16:
+ dmap = hdigits;
+ break;
+ default:
+ base = 10;
+ dmap = ddigits;
+ break;
+ }
+
+ /* Check for a minus sign. */
+ neg = 0;
+ if ( *s == '-' )
+ {
+ s++;
+ neg = 1;
+ }
+
+ /* Check for the special hex prefix. */
+ if ( *s == '0' &&
+ ( *( s + 1 ) == 'x' || *( s + 1 ) == 'X' ) )
+ {
+ base = 16;
+ dmap = hdigits;
+ s += 2;
+ }
+
+ for ( v = 0; isdigok( dmap, *s ); s++ )
+ v = v * base + a2i[(int)*s];
+
+ if ( end != 0 )
+ *end = s;
+
+ return ( !neg ) ? v : -v;
+ }
+
+
+ /* Routine to convert an ASCII string into an signed short integer. */
+ static short
+ _bdf_atos( char* s,
+ char** end,
+ int base )
+ {
+ short v, neg;
+ const unsigned char* dmap;
+
+
+ if ( s == 0 || *s == 0 )
+ return 0;
+
+ /* Make sure the radix is something recognizable. Default to 10. */
+ switch ( base )
+ {
+ case 8:
+ dmap = odigits;
+ break;
+ case 16:
+ dmap = hdigits;
+ break;
+ default:
+ base = 10;
+ dmap = ddigits;
+ break;
+ }
+
+ /* Check for a minus. */
+ neg = 0;
+ if ( *s == '-' )
+ {
+ s++;
+ neg = 1;
+ }
+
+ /* Check for the special hex prefix. */
+ if ( *s == '0' &&
+ ( *( s + 1 ) == 'x' || *( s + 1 ) == 'X' ) )
+ {
+ base = 16;
+ dmap = hdigits;
+ s += 2;
+ }
+
+ for ( v = 0; isdigok( dmap, *s ); s++ )
+ v = (short)( v * base + a2i[(int)*s] );
+
+ if ( end != 0 )
+ *end = s;
+
+ return (short)( ( !neg ) ? v : -v );
+ }
+
+
+ /* Routine to compare two glyphs by encoding so they can be sorted. */
+ static int
+ by_encoding( const void* a,
+ const void* b )
+ {
+ bdf_glyph_t *c1, *c2;
+
+
+ c1 = (bdf_glyph_t *)a;
+ c2 = (bdf_glyph_t *)b;
+
+ if ( c1->encoding < c2->encoding )
+ return -1;
+
+ if ( c1->encoding > c2->encoding )
+ return 1;
+
+ return 0;
+ }
+
+
+ static FT_Error
+ bdf_create_property( char* name,
+ int format,
+ bdf_font_t* font )
+ {
+ size_t n;
+ bdf_property_t* p;
+ FT_Memory memory = font->memory;
+ FT_Error error = BDF_Err_Ok;
+
+
+ /* First check whether the property has */
+ /* already been added or not. If it has, then */
+ /* simply ignore it. */
+ if ( hash_lookup( name, &(font->proptbl) ) )
+ goto Exit;
+
+ if ( FT_RENEW_ARRAY( font->user_props,
+ font->nuser_props,
+ font->nuser_props + 1 ) )
+ goto Exit;
+
+ p = font->user_props + font->nuser_props;
+ FT_ZERO( p );
+
+ n = ft_strlen( name ) + 1;
+ if ( n > FT_ULONG_MAX )
+ return BDF_Err_Invalid_Argument;
+
+ if ( FT_NEW_ARRAY( p->name, n ) )
+ goto Exit;
+
+ FT_MEM_COPY( (char *)p->name, name, n );
+
+ p->format = format;
+ p->builtin = 0;
+
+ n = _num_bdf_properties + font->nuser_props;
+
+ error = hash_insert( p->name, n, &(font->proptbl), memory );
+ if ( error )
+ goto Exit;
+
+ font->nuser_props++;
+
+ Exit:
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( bdf_property_t * )
+ bdf_get_property( char* name,
+ bdf_font_t* font )
+ {
+ hashnode hn;
+ size_t propid;
+
+
+ if ( name == 0 || *name == 0 )
+ return 0;
+
+ if ( ( hn = hash_lookup( name, &(font->proptbl) ) ) == 0 )
+ return 0;
+
+ propid = hn->data;
+ if ( propid >= _num_bdf_properties )
+ return font->user_props + ( propid - _num_bdf_properties );
+
+ return (bdf_property_t*)_bdf_properties + propid;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* BDF font file parsing flags and functions. */
+ /* */
+ /*************************************************************************/
+
+
+ /* Parse flags. */
+
+#define _BDF_START 0x0001
+#define _BDF_FONT_NAME 0x0002
+#define _BDF_SIZE 0x0004
+#define _BDF_FONT_BBX 0x0008
+#define _BDF_PROPS 0x0010
+#define _BDF_GLYPHS 0x0020
+#define _BDF_GLYPH 0x0040
+#define _BDF_ENCODING 0x0080
+#define _BDF_SWIDTH 0x0100
+#define _BDF_DWIDTH 0x0200
+#define _BDF_BBX 0x0400
+#define _BDF_BITMAP 0x0800
+
+#define _BDF_SWIDTH_ADJ 0x1000
+
+#define _BDF_GLYPH_BITS ( _BDF_GLYPH | \
+ _BDF_ENCODING | \
+ _BDF_SWIDTH | \
+ _BDF_DWIDTH | \
+ _BDF_BBX | \
+ _BDF_BITMAP )
+
+#define _BDF_GLYPH_WIDTH_CHECK 0x40000000UL
+#define _BDF_GLYPH_HEIGHT_CHECK 0x80000000UL
+
+
+ static FT_Error
+ _bdf_add_comment( bdf_font_t* font,
+ char* comment,
+ unsigned long len )
+ {
+ char* cp;
+ FT_Memory memory = font->memory;
+ FT_Error error = BDF_Err_Ok;
+
+
+ if ( FT_RENEW_ARRAY( font->comments,
+ font->comments_len,
+ font->comments_len + len + 1 ) )
+ goto Exit;
+
+ cp = font->comments + font->comments_len;
+
+ FT_MEM_COPY( cp, comment, len );
+ cp[len] = '\n';
+
+ font->comments_len += len + 1;
+
+ Exit:
+ return error;
+ }
+
+
+ /* Set the spacing from the font name if it exists, or set it to the */
+ /* default specified in the options. */
+ static FT_Error
+ _bdf_set_default_spacing( bdf_font_t* font,
+ bdf_options_t* opts,
+ unsigned long lineno )
+ {
+ size_t len;
+ char name[256];
+ _bdf_list_t list;
+ FT_Memory memory;
+ FT_Error error = BDF_Err_Ok;
+
+
+ if ( font == 0 || font->name == 0 || font->name[0] == 0 )
+ {
+ error = BDF_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ memory = font->memory;
+
+ _bdf_list_init( &list, memory );
+
+ font->spacing = opts->font_spacing;
+
+ len = ft_strlen( font->name ) + 1;
+ /* Limit ourselves to 256 characters in the font name. */
+ if ( len >= 256 )
+ {
+ FT_ERROR(( "_bdf_set_default_spacing: " ERRMSG7, lineno ));
+ error = BDF_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ FT_MEM_COPY( name, font->name, len );
+
+ error = _bdf_list_split( &list, (char *)"-", name, len );
+ if ( error )
+ goto Fail;
+
+ if ( list.used == 15 )
+ {
+ switch ( list.field[11][0] )
+ {
+ case 'C':
+ case 'c':
+ font->spacing = BDF_CHARCELL;
+ break;
+ case 'M':
+ case 'm':
+ font->spacing = BDF_MONOWIDTH;
+ break;
+ case 'P':
+ case 'p':
+ font->spacing = BDF_PROPORTIONAL;
+ break;
+ }
+ }
+
+ Fail:
+ _bdf_list_done( &list );
+
+ Exit:
+ return error;
+ }
+
+
+ /* Determine whether the property is an atom or not. If it is, then */
+ /* clean it up so the double quotes are removed if they exist. */
+ static int
+ _bdf_is_atom( char* line,
+ unsigned long linelen,
+ char** name,
+ char** value,
+ bdf_font_t* font )
+ {
+ int hold;
+ char *sp, *ep;
+ bdf_property_t* p;
+
+
+ *name = sp = ep = line;
+
+ while ( *ep && *ep != ' ' && *ep != '\t' )
+ ep++;
+
+ hold = -1;
+ if ( *ep )
+ {
+ hold = *ep;
+ *ep = 0;
+ }
+
+ p = bdf_get_property( sp, font );
+
+ /* Restore the character that was saved before any return can happen. */
+ if ( hold != -1 )
+ *ep = (char)hold;
+
+ /* If the property exists and is not an atom, just return here. */
+ if ( p && p->format != BDF_ATOM )
+ return 0;
+
+ /* The property is an atom. Trim all leading and trailing whitespace */
+ /* and double quotes for the atom value. */
+ sp = ep;
+ ep = line + linelen;
+
+ /* Trim the leading whitespace if it exists. */
+ if ( *sp )
+ *sp++ = 0;
+ while ( *sp &&
+ ( *sp == ' ' || *sp == '\t' ) )
+ sp++;
+
+ /* Trim the leading double quote if it exists. */
+ if ( *sp == '"' )
+ sp++;
+ *value = sp;
+
+ /* Trim the trailing whitespace if it exists. */
+ while ( ep > sp &&
+ ( *( ep - 1 ) == ' ' || *( ep - 1 ) == '\t' ) )
+ *--ep = 0;
+
+ /* Trim the trailing double quote if it exists. */
+ if ( ep > sp && *( ep - 1 ) == '"' )
+ *--ep = 0;
+
+ return 1;
+ }
+
+
+ static FT_Error
+ _bdf_add_property( bdf_font_t* font,
+ char* name,
+ char* value,
+ unsigned long lineno )
+ {
+ size_t propid;
+ hashnode hn;
+ bdf_property_t *prop, *fp;
+ FT_Memory memory = font->memory;
+ FT_Error error = BDF_Err_Ok;
+
+
+ /* First, check whether the property already exists in the font. */
+ if ( ( hn = hash_lookup( name, (hashtable *)font->internal ) ) != 0 )
+ {
+ /* The property already exists in the font, so simply replace */
+ /* the value of the property with the current value. */
+ fp = font->props + hn->data;
+
+ switch ( fp->format )
+ {
+ case BDF_ATOM:
+ /* Delete the current atom if it exists. */
+ FT_FREE( fp->value.atom );
+
+ if ( value && value[0] != 0 )
+ {
+ if ( FT_STRDUP( fp->value.atom, value ) )
+ goto Exit;
+ }
+ break;
+
+ case BDF_INTEGER:
+ fp->value.l = _bdf_atol( value, 0, 10 );
+ break;
+
+ case BDF_CARDINAL:
+ fp->value.ul = _bdf_atoul( value, 0, 10 );
+ break;
+
+ default:
+ ;
+ }
+
+ goto Exit;
+ }
+
+ /* See whether this property type exists yet or not. */
+ /* If not, create it. */
+ hn = hash_lookup( name, &(font->proptbl) );
+ if ( hn == 0 )
+ {
+ error = bdf_create_property( name, BDF_ATOM, font );
+ if ( error )
+ goto Exit;
+ hn = hash_lookup( name, &(font->proptbl) );
+ }
+
+ /* Allocate another property if this is overflow. */
+ if ( font->props_used == font->props_size )
+ {
+ if ( font->props_size == 0 )
+ {
+ if ( FT_NEW_ARRAY( font->props, 1 ) )
+ goto Exit;
+ }
+ else
+ {
+ if ( FT_RENEW_ARRAY( font->props,
+ font->props_size,
+ font->props_size + 1 ) )
+ goto Exit;
+ }
+
+ fp = font->props + font->props_size;
+ FT_MEM_ZERO( fp, sizeof ( bdf_property_t ) );
+ font->props_size++;
+ }
+
+ propid = hn->data;
+ if ( propid >= _num_bdf_properties )
+ prop = font->user_props + ( propid - _num_bdf_properties );
+ else
+ prop = (bdf_property_t*)_bdf_properties + propid;
+
+ fp = font->props + font->props_used;
+
+ fp->name = prop->name;
+ fp->format = prop->format;
+ fp->builtin = prop->builtin;
+
+ switch ( prop->format )
+ {
+ case BDF_ATOM:
+ fp->value.atom = 0;
+ if ( value != 0 && value[0] )
+ {
+ if ( FT_STRDUP( fp->value.atom, value ) )
+ goto Exit;
+ }
+ break;
+
+ case BDF_INTEGER:
+ fp->value.l = _bdf_atol( value, 0, 10 );
+ break;
+
+ case BDF_CARDINAL:
+ fp->value.ul = _bdf_atoul( value, 0, 10 );
+ break;
+ }
+
+ /* If the property happens to be a comment, then it doesn't need */
+ /* to be added to the internal hash table. */
+ if ( ft_memcmp( name, "COMMENT", 7 ) != 0 )
+ {
+ /* Add the property to the font property table. */
+ error = hash_insert( fp->name,
+ font->props_used,
+ (hashtable *)font->internal,
+ memory );
+ if ( error )
+ goto Exit;
+ }
+
+ font->props_used++;
+
+ /* Some special cases need to be handled here. The DEFAULT_CHAR */
+ /* property needs to be located if it exists in the property list, the */
+ /* FONT_ASCENT and FONT_DESCENT need to be assigned if they are */
+ /* present, and the SPACING property should override the default */
+ /* spacing. */
+ if ( ft_memcmp( name, "DEFAULT_CHAR", 12 ) == 0 )
+ font->default_char = fp->value.l;
+ else if ( ft_memcmp( name, "FONT_ASCENT", 11 ) == 0 )
+ font->font_ascent = fp->value.l;
+ else if ( ft_memcmp( name, "FONT_DESCENT", 12 ) == 0 )
+ font->font_descent = fp->value.l;
+ else if ( ft_memcmp( name, "SPACING", 7 ) == 0 )
+ {
+ if ( !fp->value.atom )
+ {
+ FT_ERROR(( "_bdf_add_property: " ERRMSG8, lineno, "SPACING" ));
+ error = BDF_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ if ( fp->value.atom[0] == 'p' || fp->value.atom[0] == 'P' )
+ font->spacing = BDF_PROPORTIONAL;
+ else if ( fp->value.atom[0] == 'm' || fp->value.atom[0] == 'M' )
+ font->spacing = BDF_MONOWIDTH;
+ else if ( fp->value.atom[0] == 'c' || fp->value.atom[0] == 'C' )
+ font->spacing = BDF_CHARCELL;
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ static const unsigned char nibble_mask[8] =
+ {
+ 0xFF, 0x80, 0xC0, 0xE0, 0xF0, 0xF8, 0xFC, 0xFE
+ };
+
+
+ /* Actually parse the glyph info and bitmaps. */
+ static FT_Error
+ _bdf_parse_glyphs( char* line,
+ unsigned long linelen,
+ unsigned long lineno,
+ void* call_data,
+ void* client_data )
+ {
+ int c, mask_index;
+ char* s;
+ unsigned char* bp;
+ unsigned long i, slen, nibbles;
+
+ _bdf_parse_t* p;
+ bdf_glyph_t* glyph;
+ bdf_font_t* font;
+
+ FT_Memory memory;
+ FT_Error error = BDF_Err_Ok;
+
+ FT_UNUSED( call_data );
+ FT_UNUSED( lineno ); /* only used in debug mode */
+
+
+ p = (_bdf_parse_t *)client_data;
+
+ font = p->font;
+ memory = font->memory;
+
+ /* Check for a comment. */
+ if ( ft_memcmp( line, "COMMENT", 7 ) == 0 )
+ {
+ linelen -= 7;
+
+ s = line + 7;
+ if ( *s != 0 )
+ {
+ s++;
+ linelen--;
+ }
+ error = _bdf_add_comment( p->font, s, linelen );
+ goto Exit;
+ }
+
+ /* The very first thing expected is the number of glyphs. */
+ if ( !( p->flags & _BDF_GLYPHS ) )
+ {
+ if ( ft_memcmp( line, "CHARS", 5 ) != 0 )
+ {
+ FT_ERROR(( "_bdf_parse_glyphs: " ERRMSG1, lineno, "CHARS" ));
+ error = BDF_Err_Missing_Chars_Field;
+ goto Exit;
+ }
+
+ error = _bdf_list_split( &p->list, (char *)" +", line, linelen );
+ if ( error )
+ goto Exit;
+ p->cnt = font->glyphs_size = _bdf_atoul( p->list.field[1], 0, 10 );
+
+ /* Make sure the number of glyphs is non-zero. */
+ if ( p->cnt == 0 )
+ font->glyphs_size = 64;
+
+ /* Limit ourselves to 1,114,112 glyphs in the font (this is the */
+ /* number of code points available in Unicode). */
+ if ( p->cnt >= 0x110000UL )
+ {
+ FT_ERROR(( "_bdf_parse_glyphs: " ERRMSG5, lineno, "CHARS" ));
+ error = BDF_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ if ( FT_NEW_ARRAY( font->glyphs, font->glyphs_size ) )
+ goto Exit;
+
+ p->flags |= _BDF_GLYPHS;
+
+ goto Exit;
+ }
+
+ /* Check for the ENDFONT field. */
+ if ( ft_memcmp( line, "ENDFONT", 7 ) == 0 )
+ {
+ /* Sort the glyphs by encoding. */
+ ft_qsort( (char *)font->glyphs,
+ font->glyphs_used,
+ sizeof ( bdf_glyph_t ),
+ by_encoding );
+
+ p->flags &= ~_BDF_START;
+
+ goto Exit;
+ }
+
+ /* Check for the ENDCHAR field. */
+ if ( ft_memcmp( line, "ENDCHAR", 7 ) == 0 )
+ {
+ p->glyph_enc = 0;
+ p->flags &= ~_BDF_GLYPH_BITS;
+
+ goto Exit;
+ }
+
+ /* Check whether a glyph is being scanned but should be */
+ /* ignored because it is an unencoded glyph. */
+ if ( ( p->flags & _BDF_GLYPH ) &&
+ p->glyph_enc == -1 &&
+ p->opts->keep_unencoded == 0 )
+ goto Exit;
+
+ /* Check for the STARTCHAR field. */
+ if ( ft_memcmp( line, "STARTCHAR", 9 ) == 0 )
+ {
+ /* Set the character name in the parse info first until the */
+ /* encoding can be checked for an unencoded character. */
+ FT_FREE( p->glyph_name );
+
+ error = _bdf_list_split( &p->list, (char *)" +", line, linelen );
+ if ( error )
+ goto Exit;
+
+ _bdf_list_shift( &p->list, 1 );
+
+ s = _bdf_list_join( &p->list, ' ', &slen );
+
+ if ( !s )
+ {
+ FT_ERROR(( "_bdf_parse_glyphs: " ERRMSG8, lineno, "STARTCHAR" ));
+ error = BDF_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ if ( FT_NEW_ARRAY( p->glyph_name, slen + 1 ) )
+ goto Exit;
+
+ FT_MEM_COPY( p->glyph_name, s, slen + 1 );
+
+ p->flags |= _BDF_GLYPH;
+
+ FT_TRACE4(( DBGMSG1, lineno, s ));
+
+ goto Exit;
+ }
+
+ /* Check for the ENCODING field. */
+ if ( ft_memcmp( line, "ENCODING", 8 ) == 0 )
+ {
+ if ( !( p->flags & _BDF_GLYPH ) )
+ {
+ /* Missing STARTCHAR field. */
+ FT_ERROR(( "_bdf_parse_glyphs: " ERRMSG1, lineno, "STARTCHAR" ));
+ error = BDF_Err_Missing_Startchar_Field;
+ goto Exit;
+ }
+
+ error = _bdf_list_split( &p->list, (char *)" +", line, linelen );
+ if ( error )
+ goto Exit;
+
+ p->glyph_enc = _bdf_atol( p->list.field[1], 0, 10 );
+
+ /* Normalize negative encoding values. The specification only */
+ /* allows -1, but we can be more generous here. */
+ if ( p->glyph_enc < -1 )
+ p->glyph_enc = -1;
+
+ /* Check for alternative encoding format. */
+ if ( p->glyph_enc == -1 && p->list.used > 2 )
+ p->glyph_enc = _bdf_atol( p->list.field[2], 0, 10 );
+
+ FT_TRACE4(( DBGMSG2, p->glyph_enc ));
+
+ /* Check that the encoding is in the Unicode range because */
+ /* otherwise p->have (a bitmap with static size) overflows. */
+ if ( p->glyph_enc > 0 &&
+ (size_t)p->glyph_enc >= sizeof ( p->have ) * 8 )
+ {
+ FT_ERROR(( "_bdf_parse_glyphs: " ERRMSG5, lineno, "ENCODING" ));
+ error = BDF_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ /* Check whether this encoding has already been encountered. */
+ /* If it has then change it to unencoded so it gets added if */
+ /* indicated. */
+ if ( p->glyph_enc >= 0 )
+ {
+ if ( _bdf_glyph_modified( p->have, p->glyph_enc ) )
+ {
+ /* Emit a message saying a glyph has been moved to the */
+ /* unencoded area. */
+ FT_TRACE2(( "_bdf_parse_glyphs: " ACMSG12,
+ p->glyph_enc, p->glyph_name ));
+ p->glyph_enc = -1;
+ font->modified = 1;
+ }
+ else
+ _bdf_set_glyph_modified( p->have, p->glyph_enc );
+ }
+
+ if ( p->glyph_enc >= 0 )
+ {
+ /* Make sure there are enough glyphs allocated in case the */
+ /* number of characters happen to be wrong. */
+ if ( font->glyphs_used == font->glyphs_size )
+ {
+ if ( FT_RENEW_ARRAY( font->glyphs,
+ font->glyphs_size,
+ font->glyphs_size + 64 ) )
+ goto Exit;
+
+ font->glyphs_size += 64;
+ }
+
+ glyph = font->glyphs + font->glyphs_used++;
+ glyph->name = p->glyph_name;
+ glyph->encoding = p->glyph_enc;
+
+ /* Reset the initial glyph info. */
+ p->glyph_name = 0;
+ }
+ else
+ {
+ /* Unencoded glyph. Check whether it should */
+ /* be added or not. */
+ if ( p->opts->keep_unencoded != 0 )
+ {
+ /* Allocate the next unencoded glyph. */
+ if ( font->unencoded_used == font->unencoded_size )
+ {
+ if ( FT_RENEW_ARRAY( font->unencoded ,
+ font->unencoded_size,
+ font->unencoded_size + 4 ) )
+ goto Exit;
+
+ font->unencoded_size += 4;
+ }
+
+ glyph = font->unencoded + font->unencoded_used;
+ glyph->name = p->glyph_name;
+ glyph->encoding = font->unencoded_used++;
+ }
+ else
+ /* Free up the glyph name if the unencoded shouldn't be */
+ /* kept. */
+ FT_FREE( p->glyph_name );
+
+ p->glyph_name = 0;
+ }
+
+ /* Clear the flags that might be added when width and height are */
+ /* checked for consistency. */
+ p->flags &= ~( _BDF_GLYPH_WIDTH_CHECK | _BDF_GLYPH_HEIGHT_CHECK );
+
+ p->flags |= _BDF_ENCODING;
+
+ goto Exit;
+ }
+
+ /* Point at the glyph being constructed. */
+ if ( p->glyph_enc == -1 )
+ glyph = font->unencoded + ( font->unencoded_used - 1 );
+ else
+ glyph = font->glyphs + ( font->glyphs_used - 1 );
+
+ /* Check whether a bitmap is being constructed. */
+ if ( p->flags & _BDF_BITMAP )
+ {
+ /* If there are more rows than are specified in the glyph metrics, */
+ /* ignore the remaining lines. */
+ if ( p->row >= (unsigned long)glyph->bbx.height )
+ {
+ if ( !( p->flags & _BDF_GLYPH_HEIGHT_CHECK ) )
+ {
+ FT_TRACE2(( "_bdf_parse_glyphs: " ACMSG13, glyph->encoding ));
+ p->flags |= _BDF_GLYPH_HEIGHT_CHECK;
+ font->modified = 1;
+ }
+
+ goto Exit;
+ }
+
+ /* Only collect the number of nibbles indicated by the glyph */
+ /* metrics. If there are more columns, they are simply ignored. */
+ nibbles = glyph->bpr << 1;
+ bp = glyph->bitmap + p->row * glyph->bpr;
+
+ for ( i = 0; i < nibbles; i++ )
+ {
+ c = line[i];
+ if ( !isdigok( hdigits, c ) )
+ break;
+ *bp = (FT_Byte)( ( *bp << 4 ) + a2i[c] );
+ if ( i + 1 < nibbles && ( i & 1 ) )
+ *++bp = 0;
+ }
+
+ /* If any line has not enough columns, */
+ /* indicate they have been padded with zero bits. */
+ if ( i < nibbles &&
+ !( p->flags & _BDF_GLYPH_WIDTH_CHECK ) )
+ {
+ FT_TRACE2(( "_bdf_parse_glyphs: " ACMSG16, glyph->encoding ));
+ p->flags |= _BDF_GLYPH_WIDTH_CHECK;
+ font->modified = 1;
+ }
+
+ /* Remove possible garbage at the right. */
+ mask_index = ( glyph->bbx.width * p->font->bpp ) & 7;
+ if ( glyph->bbx.width )
+ *bp &= nibble_mask[mask_index];
+
+ /* If any line has extra columns, indicate they have been removed. */
+ if ( i == nibbles &&
+ isdigok( hdigits, line[nibbles] ) &&
+ !( p->flags & _BDF_GLYPH_WIDTH_CHECK ) )
+ {
+ FT_TRACE2(( "_bdf_parse_glyphs: " ACMSG14, glyph->encoding ));
+ p->flags |= _BDF_GLYPH_WIDTH_CHECK;
+ font->modified = 1;
+ }
+
+ p->row++;
+ goto Exit;
+ }
+
+ /* Expect the SWIDTH (scalable width) field next. */
+ if ( ft_memcmp( line, "SWIDTH", 6 ) == 0 )
+ {
+ if ( !( p->flags & _BDF_ENCODING ) )
+ goto Missing_Encoding;
+
+ error = _bdf_list_split( &p->list, (char *)" +", line, linelen );
+ if ( error )
+ goto Exit;
+
+ glyph->swidth = (unsigned short)_bdf_atoul( p->list.field[1], 0, 10 );
+ p->flags |= _BDF_SWIDTH;
+
+ goto Exit;
+ }
+
+ /* Expect the DWIDTH (scalable width) field next. */
+ if ( ft_memcmp( line, "DWIDTH", 6 ) == 0 )
+ {
+ if ( !( p->flags & _BDF_ENCODING ) )
+ goto Missing_Encoding;
+
+ error = _bdf_list_split( &p->list, (char *)" +", line, linelen );
+ if ( error )
+ goto Exit;
+
+ glyph->dwidth = (unsigned short)_bdf_atoul( p->list.field[1], 0, 10 );
+
+ if ( !( p->flags & _BDF_SWIDTH ) )
+ {
+ /* Missing SWIDTH field. Emit an auto correction message and set */
+ /* the scalable width from the device width. */
+ FT_TRACE2(( "_bdf_parse_glyphs: " ACMSG9, lineno ));
+
+ glyph->swidth = (unsigned short)FT_MulDiv(
+ glyph->dwidth, 72000L,
+ (FT_Long)( font->point_size *
+ font->resolution_x ) );
+ }
+
+ p->flags |= _BDF_DWIDTH;
+ goto Exit;
+ }
+
+ /* Expect the BBX field next. */
+ if ( ft_memcmp( line, "BBX", 3 ) == 0 )
+ {
+ if ( !( p->flags & _BDF_ENCODING ) )
+ goto Missing_Encoding;
+
+ error = _bdf_list_split( &p->list, (char *)" +", line, linelen );
+ if ( error )
+ goto Exit;
+
+ glyph->bbx.width = _bdf_atos( p->list.field[1], 0, 10 );
+ glyph->bbx.height = _bdf_atos( p->list.field[2], 0, 10 );
+ glyph->bbx.x_offset = _bdf_atos( p->list.field[3], 0, 10 );
+ glyph->bbx.y_offset = _bdf_atos( p->list.field[4], 0, 10 );
+
+ /* Generate the ascent and descent of the character. */
+ glyph->bbx.ascent = (short)( glyph->bbx.height + glyph->bbx.y_offset );
+ glyph->bbx.descent = (short)( -glyph->bbx.y_offset );
+
+ /* Determine the overall font bounding box as the characters are */
+ /* loaded so corrections can be done later if indicated. */
+ p->maxas = (short)FT_MAX( glyph->bbx.ascent, p->maxas );
+ p->maxds = (short)FT_MAX( glyph->bbx.descent, p->maxds );
+
+ p->rbearing = (short)( glyph->bbx.width + glyph->bbx.x_offset );
+
+ p->maxrb = (short)FT_MAX( p->rbearing, p->maxrb );
+ p->minlb = (short)FT_MIN( glyph->bbx.x_offset, p->minlb );
+ p->maxlb = (short)FT_MAX( glyph->bbx.x_offset, p->maxlb );
+
+ if ( !( p->flags & _BDF_DWIDTH ) )
+ {
+ /* Missing DWIDTH field. Emit an auto correction message and set */
+ /* the device width to the glyph width. */
+ FT_TRACE2(( "_bdf_parse_glyphs: " ACMSG10, lineno ));
+ glyph->dwidth = glyph->bbx.width;
+ }
+
+ /* If the BDF_CORRECT_METRICS flag is set, then adjust the SWIDTH */
+ /* value if necessary. */
+ if ( p->opts->correct_metrics != 0 )
+ {
+ /* Determine the point size of the glyph. */
+ unsigned short sw = (unsigned short)FT_MulDiv(
+ glyph->dwidth, 72000L,
+ (FT_Long)( font->point_size *
+ font->resolution_x ) );
+
+
+ if ( sw != glyph->swidth )
+ {
+ glyph->swidth = sw;
+
+ if ( p->glyph_enc == -1 )
+ _bdf_set_glyph_modified( font->umod,
+ font->unencoded_used - 1 );
+ else
+ _bdf_set_glyph_modified( font->nmod, glyph->encoding );
+
+ p->flags |= _BDF_SWIDTH_ADJ;
+ font->modified = 1;
+ }
+ }
+
+ p->flags |= _BDF_BBX;
+ goto Exit;
+ }
+
+ /* And finally, gather up the bitmap. */
+ if ( ft_memcmp( line, "BITMAP", 6 ) == 0 )
+ {
+ unsigned long bitmap_size;
+
+
+ if ( !( p->flags & _BDF_BBX ) )
+ {
+ /* Missing BBX field. */
+ FT_ERROR(( "_bdf_parse_glyphs: " ERRMSG1, lineno, "BBX" ));
+ error = BDF_Err_Missing_Bbx_Field;
+ goto Exit;
+ }
+
+ /* Allocate enough space for the bitmap. */
+ glyph->bpr = ( glyph->bbx.width * p->font->bpp + 7 ) >> 3;
+
+ bitmap_size = glyph->bpr * glyph->bbx.height;
+ if ( glyph->bpr > 0xFFFFU || bitmap_size > 0xFFFFU )
+ {
+ FT_ERROR(( "_bdf_parse_glyphs: " ERRMSG4, lineno ));
+ error = BDF_Err_Bbx_Too_Big;
+ goto Exit;
+ }
+ else
+ glyph->bytes = (unsigned short)bitmap_size;
+
+ if ( FT_NEW_ARRAY( glyph->bitmap, glyph->bytes ) )
+ goto Exit;
+
+ p->row = 0;
+ p->flags |= _BDF_BITMAP;
+
+ goto Exit;
+ }
+
+ FT_ERROR(( "_bdf_parse_glyphs: " ERRMSG9, lineno ));
+ error = BDF_Err_Invalid_File_Format;
+ goto Exit;
+
+ Missing_Encoding:
+ /* Missing ENCODING field. */
+ FT_ERROR(( "_bdf_parse_glyphs: " ERRMSG1, lineno, "ENCODING" ));
+ error = BDF_Err_Missing_Encoding_Field;
+
+ Exit:
+ if ( error && ( p->flags & _BDF_GLYPH ) )
+ FT_FREE( p->glyph_name );
+
+ return error;
+ }
+
+
+ /* Load the font properties. */
+ static FT_Error
+ _bdf_parse_properties( char* line,
+ unsigned long linelen,
+ unsigned long lineno,
+ void* call_data,
+ void* client_data )
+ {
+ unsigned long vlen;
+ _bdf_line_func_t* next;
+ _bdf_parse_t* p;
+ char* name;
+ char* value;
+ char nbuf[128];
+ FT_Error error = BDF_Err_Ok;
+
+ FT_UNUSED( lineno );
+
+
+ next = (_bdf_line_func_t *)call_data;
+ p = (_bdf_parse_t *) client_data;
+
+ /* Check for the end of the properties. */
+ if ( ft_memcmp( line, "ENDPROPERTIES", 13 ) == 0 )
+ {
+ /* If the FONT_ASCENT or FONT_DESCENT properties have not been */
+ /* encountered yet, then make sure they are added as properties and */
+ /* make sure they are set from the font bounding box info. */
+ /* */
+ /* This is *always* done regardless of the options, because X11 */
+ /* requires these two fields to compile fonts. */
+ if ( bdf_get_font_property( p->font, "FONT_ASCENT" ) == 0 )
+ {
+ p->font->font_ascent = p->font->bbx.ascent;
+ ft_sprintf( nbuf, "%hd", p->font->bbx.ascent );
+ error = _bdf_add_property( p->font, (char *)"FONT_ASCENT",
+ nbuf, lineno );
+ if ( error )
+ goto Exit;
+
+ FT_TRACE2(( "_bdf_parse_properties: " ACMSG1, p->font->bbx.ascent ));
+ p->font->modified = 1;
+ }
+
+ if ( bdf_get_font_property( p->font, "FONT_DESCENT" ) == 0 )
+ {
+ p->font->font_descent = p->font->bbx.descent;
+ ft_sprintf( nbuf, "%hd", p->font->bbx.descent );
+ error = _bdf_add_property( p->font, (char *)"FONT_DESCENT",
+ nbuf, lineno );
+ if ( error )
+ goto Exit;
+
+ FT_TRACE2(( "_bdf_parse_properties: " ACMSG2, p->font->bbx.descent ));
+ p->font->modified = 1;
+ }
+
+ p->flags &= ~_BDF_PROPS;
+ *next = _bdf_parse_glyphs;
+
+ goto Exit;
+ }
+
+ /* Ignore the _XFREE86_GLYPH_RANGES properties. */
+ if ( ft_memcmp( line, "_XFREE86_GLYPH_RANGES", 21 ) == 0 )
+ goto Exit;
+
+ /* Handle COMMENT fields and properties in a special way to preserve */
+ /* the spacing. */
+ if ( ft_memcmp( line, "COMMENT", 7 ) == 0 )
+ {
+ name = value = line;
+ value += 7;
+ if ( *value )
+ *value++ = 0;
+ error = _bdf_add_property( p->font, name, value, lineno );
+ if ( error )
+ goto Exit;
+ }
+ else if ( _bdf_is_atom( line, linelen, &name, &value, p->font ) )
+ {
+ error = _bdf_add_property( p->font, name, value, lineno );
+ if ( error )
+ goto Exit;
+ }
+ else
+ {
+ error = _bdf_list_split( &p->list, (char *)" +", line, linelen );
+ if ( error )
+ goto Exit;
+ name = p->list.field[0];
+
+ _bdf_list_shift( &p->list, 1 );
+ value = _bdf_list_join( &p->list, ' ', &vlen );
+
+ error = _bdf_add_property( p->font, name, value, lineno );
+ if ( error )
+ goto Exit;
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ /* Load the font header. */
+ static FT_Error
+ _bdf_parse_start( char* line,
+ unsigned long linelen,
+ unsigned long lineno,
+ void* call_data,
+ void* client_data )
+ {
+ unsigned long slen;
+ _bdf_line_func_t* next;
+ _bdf_parse_t* p;
+ bdf_font_t* font;
+ char *s;
+
+ FT_Memory memory = NULL;
+ FT_Error error = BDF_Err_Ok;
+
+ FT_UNUSED( lineno ); /* only used in debug mode */
+
+
+ next = (_bdf_line_func_t *)call_data;
+ p = (_bdf_parse_t *) client_data;
+
+ if ( p->font )
+ memory = p->font->memory;
+
+ /* Check for a comment. This is done to handle those fonts that have */
+ /* comments before the STARTFONT line for some reason. */
+ if ( ft_memcmp( line, "COMMENT", 7 ) == 0 )
+ {
+ if ( p->opts->keep_comments != 0 && p->font != 0 )
+ {
+ linelen -= 7;
+
+ s = line + 7;
+ if ( *s != 0 )
+ {
+ s++;
+ linelen--;
+ }
+
+ error = _bdf_add_comment( p->font, s, linelen );
+ if ( error )
+ goto Exit;
+ /* here font is not defined! */
+ }
+
+ goto Exit;
+ }
+
+ if ( !( p->flags & _BDF_START ) )
+ {
+ memory = p->memory;
+
+ if ( ft_memcmp( line, "STARTFONT", 9 ) != 0 )
+ {
+ /* we don't emit an error message since this code gets */
+ /* explicitly caught one level higher */
+ error = BDF_Err_Missing_Startfont_Field;
+ goto Exit;
+ }
+
+ p->flags = _BDF_START;
+ font = p->font = 0;
+
+ if ( FT_NEW( font ) )
+ goto Exit;
+ p->font = font;
+
+ font->memory = p->memory;
+ p->memory = 0;
+
+ { /* setup */
+ size_t i;
+ bdf_property_t* prop;
+
+
+ error = hash_init( &(font->proptbl), memory );
+ if ( error )
+ goto Exit;
+ for ( i = 0, prop = (bdf_property_t*)_bdf_properties;
+ i < _num_bdf_properties; i++, prop++ )
+ {
+ error = hash_insert( prop->name, i,
+ &(font->proptbl), memory );
+ if ( error )
+ goto Exit;
+ }
+ }
+
+ if ( FT_ALLOC( p->font->internal, sizeof ( hashtable ) ) )
+ goto Exit;
+ error = hash_init( (hashtable *)p->font->internal,memory );
+ if ( error )
+ goto Exit;
+ p->font->spacing = p->opts->font_spacing;
+ p->font->default_char = -1;
+
+ goto Exit;
+ }
+
+ /* Check for the start of the properties. */
+ if ( ft_memcmp( line, "STARTPROPERTIES", 15 ) == 0 )
+ {
+ if ( !( p->flags & _BDF_FONT_BBX ) )
+ {
+ /* Missing the FONTBOUNDINGBOX field. */
+ FT_ERROR(( "_bdf_parse_start: " ERRMSG1, lineno, "FONTBOUNDINGBOX" ));
+ error = BDF_Err_Missing_Fontboundingbox_Field;
+ goto Exit;
+ }
+
+ error = _bdf_list_split( &p->list, (char *)" +", line, linelen );
+ if ( error )
+ goto Exit;
+ /* at this point, `p->font' can't be NULL */
+ p->cnt = p->font->props_size = _bdf_atoul( p->list.field[1], 0, 10 );
+
+ if ( FT_NEW_ARRAY( p->font->props, p->cnt ) )
+ goto Exit;
+
+ p->flags |= _BDF_PROPS;
+ *next = _bdf_parse_properties;
+
+ goto Exit;
+ }
+
+ /* Check for the FONTBOUNDINGBOX field. */
+ if ( ft_memcmp( line, "FONTBOUNDINGBOX", 15 ) == 0 )
+ {
+ if ( !( p->flags & _BDF_SIZE ) )
+ {
+ /* Missing the SIZE field. */
+ FT_ERROR(( "_bdf_parse_start: " ERRMSG1, lineno, "SIZE" ));
+ error = BDF_Err_Missing_Size_Field;
+ goto Exit;
+ }
+
+ error = _bdf_list_split( &p->list, (char *)" +", line, linelen );
+ if ( error )
+ goto Exit;
+
+ p->font->bbx.width = _bdf_atos( p->list.field[1], 0, 10 );
+ p->font->bbx.height = _bdf_atos( p->list.field[2], 0, 10 );
+
+ p->font->bbx.x_offset = _bdf_atos( p->list.field[3], 0, 10 );
+ p->font->bbx.y_offset = _bdf_atos( p->list.field[4], 0, 10 );
+
+ p->font->bbx.ascent = (short)( p->font->bbx.height +
+ p->font->bbx.y_offset );
+
+ p->font->bbx.descent = (short)( -p->font->bbx.y_offset );
+
+ p->flags |= _BDF_FONT_BBX;
+
+ goto Exit;
+ }
+
+ /* The next thing to check for is the FONT field. */
+ if ( ft_memcmp( line, "FONT", 4 ) == 0 )
+ {
+ error = _bdf_list_split( &p->list, (char *)" +", line, linelen );
+ if ( error )
+ goto Exit;
+ _bdf_list_shift( &p->list, 1 );
+
+ s = _bdf_list_join( &p->list, ' ', &slen );
+
+ if ( !s )
+ {
+ FT_ERROR(( "_bdf_parse_start: " ERRMSG8, lineno, "FONT" ));
+ error = BDF_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ /* Allowing multiple `FONT' lines (which is invalid) doesn't hurt... */
+ FT_FREE( p->font->name );
+
+ if ( FT_NEW_ARRAY( p->font->name, slen + 1 ) )
+ goto Exit;
+ FT_MEM_COPY( p->font->name, s, slen + 1 );
+
+ /* If the font name is an XLFD name, set the spacing to the one in */
+ /* the font name. If there is no spacing fall back on the default. */
+ error = _bdf_set_default_spacing( p->font, p->opts, lineno );
+ if ( error )
+ goto Exit;
+
+ p->flags |= _BDF_FONT_NAME;
+
+ goto Exit;
+ }
+
+ /* Check for the SIZE field. */
+ if ( ft_memcmp( line, "SIZE", 4 ) == 0 )
+ {
+ if ( !( p->flags & _BDF_FONT_NAME ) )
+ {
+ /* Missing the FONT field. */
+ FT_ERROR(( "_bdf_parse_start: " ERRMSG1, lineno, "FONT" ));
+ error = BDF_Err_Missing_Font_Field;
+ goto Exit;
+ }
+
+ error = _bdf_list_split( &p->list, (char *)" +", line, linelen );
+ if ( error )
+ goto Exit;
+
+ p->font->point_size = _bdf_atoul( p->list.field[1], 0, 10 );
+ p->font->resolution_x = _bdf_atoul( p->list.field[2], 0, 10 );
+ p->font->resolution_y = _bdf_atoul( p->list.field[3], 0, 10 );
+
+ /* Check for the bits per pixel field. */
+ if ( p->list.used == 5 )
+ {
+ unsigned short bitcount, i, shift;
+
+
+ p->font->bpp = (unsigned short)_bdf_atos( p->list.field[4], 0, 10 );
+
+ /* Only values 1, 2, 4, 8 are allowed. */
+ shift = p->font->bpp;
+ bitcount = 0;
+ for ( i = 0; shift > 0; i++ )
+ {
+ if ( shift & 1 )
+ bitcount = i;
+ shift >>= 1;
+ }
+
+ shift = (short)( ( bitcount > 3 ) ? 8 : ( 1 << bitcount ) );
+
+ if ( p->font->bpp > shift || p->font->bpp != shift )
+ {
+ /* select next higher value */
+ p->font->bpp = (unsigned short)( shift << 1 );
+ FT_TRACE2(( "_bdf_parse_start: " ACMSG11, p->font->bpp ));
+ }
+ }
+ else
+ p->font->bpp = 1;
+
+ p->flags |= _BDF_SIZE;
+
+ goto Exit;
+ }
+
+ /* Check for the CHARS field -- font properties are optional */
+ if ( ft_memcmp( line, "CHARS", 5 ) == 0 )
+ {
+ char nbuf[128];
+
+
+ if ( !( p->flags & _BDF_FONT_BBX ) )
+ {
+ /* Missing the FONTBOUNDINGBOX field. */
+ FT_ERROR(( "_bdf_parse_start: " ERRMSG1, lineno, "FONTBOUNDINGBOX" ));
+ error = BDF_Err_Missing_Fontboundingbox_Field;
+ goto Exit;
+ }
+
+ /* Add the two standard X11 properties which are required */
+ /* for compiling fonts. */
+ p->font->font_ascent = p->font->bbx.ascent;
+ ft_sprintf( nbuf, "%hd", p->font->bbx.ascent );
+ error = _bdf_add_property( p->font, (char *)"FONT_ASCENT",
+ nbuf, lineno );
+ if ( error )
+ goto Exit;
+ FT_TRACE2(( "_bdf_parse_properties: " ACMSG1, p->font->bbx.ascent ));
+
+ p->font->font_descent = p->font->bbx.descent;
+ ft_sprintf( nbuf, "%hd", p->font->bbx.descent );
+ error = _bdf_add_property( p->font, (char *)"FONT_DESCENT",
+ nbuf, lineno );
+ if ( error )
+ goto Exit;
+ FT_TRACE2(( "_bdf_parse_properties: " ACMSG2, p->font->bbx.descent ));
+
+ p->font->modified = 1;
+
+ *next = _bdf_parse_glyphs;
+
+ /* A special return value. */
+ error = -1;
+ goto Exit;
+ }
+
+ FT_ERROR(( "_bdf_parse_start: " ERRMSG9, lineno ));
+ error = BDF_Err_Invalid_File_Format;
+
+ Exit:
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* API. */
+ /* */
+ /*************************************************************************/
+
+
+ FT_LOCAL_DEF( FT_Error )
+ bdf_load_font( FT_Stream stream,
+ FT_Memory extmemory,
+ bdf_options_t* opts,
+ bdf_font_t* *font )
+ {
+ unsigned long lineno = 0; /* make compiler happy */
+ _bdf_parse_t *p = NULL;
+
+ FT_Memory memory = extmemory;
+ FT_Error error = BDF_Err_Ok;
+
+
+ if ( FT_NEW( p ) )
+ goto Exit;
+
+ memory = NULL;
+ p->opts = (bdf_options_t*)( ( opts != 0 ) ? opts : &_bdf_opts );
+ p->minlb = 32767;
+ p->memory = extmemory; /* only during font creation */
+
+ _bdf_list_init( &p->list, extmemory );
+
+ error = _bdf_readstream( stream, _bdf_parse_start,
+ (void *)p, &lineno );
+ if ( error )
+ goto Fail;
+
+ if ( p->font != 0 )
+ {
+ /* If the font is not proportional, set the font's monowidth */
+ /* field to the width of the font bounding box. */
+ memory = p->font->memory;
+
+ if ( p->font->spacing != BDF_PROPORTIONAL )
+ p->font->monowidth = p->font->bbx.width;
+
+ /* If the number of glyphs loaded is not that of the original count, */
+ /* indicate the difference. */
+ if ( p->cnt != p->font->glyphs_used + p->font->unencoded_used )
+ {
+ FT_TRACE2(( "bdf_load_font: " ACMSG15, p->cnt,
+ p->font->glyphs_used + p->font->unencoded_used ));
+ p->font->modified = 1;
+ }
+
+ /* Once the font has been loaded, adjust the overall font metrics if */
+ /* necessary. */
+ if ( p->opts->correct_metrics != 0 &&
+ ( p->font->glyphs_used > 0 || p->font->unencoded_used > 0 ) )
+ {
+ if ( p->maxrb - p->minlb != p->font->bbx.width )
+ {
+ FT_TRACE2(( "bdf_load_font: " ACMSG3,
+ p->font->bbx.width, p->maxrb - p->minlb ));
+ p->font->bbx.width = (unsigned short)( p->maxrb - p->minlb );
+ p->font->modified = 1;
+ }
+
+ if ( p->font->bbx.x_offset != p->minlb )
+ {
+ FT_TRACE2(( "bdf_load_font: " ACMSG4,
+ p->font->bbx.x_offset, p->minlb ));
+ p->font->bbx.x_offset = p->minlb;
+ p->font->modified = 1;
+ }
+
+ if ( p->font->bbx.ascent != p->maxas )
+ {
+ FT_TRACE2(( "bdf_load_font: " ACMSG5,
+ p->font->bbx.ascent, p->maxas ));
+ p->font->bbx.ascent = p->maxas;
+ p->font->modified = 1;
+ }
+
+ if ( p->font->bbx.descent != p->maxds )
+ {
+ FT_TRACE2(( "bdf_load_font: " ACMSG6,
+ p->font->bbx.descent, p->maxds ));
+ p->font->bbx.descent = p->maxds;
+ p->font->bbx.y_offset = (short)( -p->maxds );
+ p->font->modified = 1;
+ }
+
+ if ( p->maxas + p->maxds != p->font->bbx.height )
+ {
+ FT_TRACE2(( "bdf_load_font: " ACMSG7,
+ p->font->bbx.height, p->maxas + p->maxds ));
+ p->font->bbx.height = (unsigned short)( p->maxas + p->maxds );
+ }
+
+ if ( p->flags & _BDF_SWIDTH_ADJ )
+ FT_TRACE2(( "bdf_load_font: " ACMSG8 ));
+ }
+ }
+
+ if ( p->flags & _BDF_START )
+ {
+ /* The ENDFONT field was never reached or did not exist. */
+ if ( !( p->flags & _BDF_GLYPHS ) )
+ {
+ /* Error happened while parsing header. */
+ FT_ERROR(( "bdf_load_font: " ERRMSG2, lineno ));
+ error = BDF_Err_Corrupted_Font_Header;
+ goto Exit;
+ }
+ else
+ {
+ /* Error happened when parsing glyphs. */
+ FT_ERROR(( "bdf_load_font: " ERRMSG3, lineno ));
+ error = BDF_Err_Corrupted_Font_Glyphs;
+ goto Exit;
+ }
+ }
+
+ if ( p->font != 0 )
+ {
+ /* Make sure the comments are NULL terminated if they exist. */
+ memory = p->font->memory;
+
+ if ( p->font->comments_len > 0 )
+ {
+ if ( FT_RENEW_ARRAY( p->font->comments,
+ p->font->comments_len,
+ p->font->comments_len + 1 ) )
+ goto Fail;
+
+ p->font->comments[p->font->comments_len] = 0;
+ }
+ }
+ else if ( error == BDF_Err_Ok )
+ error = BDF_Err_Invalid_File_Format;
+
+ *font = p->font;
+
+ Exit:
+ if ( p )
+ {
+ _bdf_list_done( &p->list );
+
+ memory = extmemory;
+
+ FT_FREE( p );
+ }
+
+ return error;
+
+ Fail:
+ bdf_free_font( p->font );
+
+ memory = extmemory;
+
+ FT_FREE( p->font );
+
+ goto Exit;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ bdf_free_font( bdf_font_t* font )
+ {
+ bdf_property_t* prop;
+ unsigned long i;
+ bdf_glyph_t* glyphs;
+ FT_Memory memory;
+
+
+ if ( font == 0 )
+ return;
+
+ memory = font->memory;
+
+ FT_FREE( font->name );
+
+ /* Free up the internal hash table of property names. */
+ if ( font->internal )
+ {
+ hash_free( (hashtable *)font->internal, memory );
+ FT_FREE( font->internal );
+ }
+
+ /* Free up the comment info. */
+ FT_FREE( font->comments );
+
+ /* Free up the properties. */
+ for ( i = 0; i < font->props_size; i++ )
+ {
+ if ( font->props[i].format == BDF_ATOM )
+ FT_FREE( font->props[i].value.atom );
+ }
+
+ FT_FREE( font->props );
+
+ /* Free up the character info. */
+ for ( i = 0, glyphs = font->glyphs;
+ i < font->glyphs_used; i++, glyphs++ )
+ {
+ FT_FREE( glyphs->name );
+ FT_FREE( glyphs->bitmap );
+ }
+
+ for ( i = 0, glyphs = font->unencoded; i < font->unencoded_used;
+ i++, glyphs++ )
+ {
+ FT_FREE( glyphs->name );
+ FT_FREE( glyphs->bitmap );
+ }
+
+ FT_FREE( font->glyphs );
+ FT_FREE( font->unencoded );
+
+ /* Free up the overflow storage if it was used. */
+ for ( i = 0, glyphs = font->overflow.glyphs;
+ i < font->overflow.glyphs_used; i++, glyphs++ )
+ {
+ FT_FREE( glyphs->name );
+ FT_FREE( glyphs->bitmap );
+ }
+
+ FT_FREE( font->overflow.glyphs );
+
+ /* bdf_cleanup */
+ hash_free( &(font->proptbl), memory );
+
+ /* Free up the user defined properties. */
+ for ( prop = font->user_props, i = 0;
+ i < font->nuser_props; i++, prop++ )
+ {
+ FT_FREE( prop->name );
+ if ( prop->format == BDF_ATOM )
+ FT_FREE( prop->value.atom );
+ }
+
+ FT_FREE( font->user_props );
+
+ /* FREE( font ); */ /* XXX Fixme */
+ }
+
+
+ FT_LOCAL_DEF( bdf_property_t * )
+ bdf_get_font_property( bdf_font_t* font,
+ const char* name )
+ {
+ hashnode hn;
+
+
+ if ( font == 0 || font->props_size == 0 || name == 0 || *name == 0 )
+ return 0;
+
+ hn = hash_lookup( name, (hashtable *)font->internal );
+
+ return hn ? ( font->props + hn->data ) : 0;
+ }
+
+
+/* END */
--- /dev/null
+#
+# FreeType 2 BDF module definition
+#
+
+# Copyright 2001, 2002, 2006 by
+# Francesco Zappa Nardelli
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+
+
+FTMODULE_H_COMMANDS += BDF_DRIVER
+
+define BDF_DRIVER
+$(OPEN_DRIVER) FT_Driver_ClassRec, bdf_driver_class $(CLOSE_DRIVER)
+$(ECHO_DRIVER)bdf $(ECHO_DRIVER_DESC)bdf bitmap fonts$(ECHO_DRIVER_DONE)
+endef
+
+# EOF
--- /dev/null
+#
+# FreeType 2 bdf driver configuration rules
+#
+
+
+# Copyright (C) 2001, 2002, 2003, 2008 by
+# Francesco Zappa Nardelli
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+
+
+
+
+# bdf driver directory
+#
+BDF_DIR := $(SRC_DIR)/bdf
+
+
+BDF_COMPILE := $(FT_COMPILE) $I$(subst /,$(COMPILER_SEP),$(BDF_DIR))
+
+
+# bdf driver sources (i.e., C files)
+#
+BDF_DRV_SRC := $(BDF_DIR)/bdflib.c \
+ $(BDF_DIR)/bdfdrivr.c
+
+
+# bdf driver headers
+#
+BDF_DRV_H := $(BDF_DIR)/bdf.h \
+ $(BDF_DIR)/bdfdrivr.h \
+ $(BDF_DIR)/bdferror.h
+
+# bdf driver object(s)
+#
+# BDF_DRV_OBJ_M is used during `multi' builds
+# BDF_DRV_OBJ_S is used during `single' builds
+#
+BDF_DRV_OBJ_M := $(BDF_DRV_SRC:$(BDF_DIR)/%.c=$(OBJ_DIR)/%.$O)
+BDF_DRV_OBJ_S := $(OBJ_DIR)/bdf.$O
+
+# bdf driver source file for single build
+#
+BDF_DRV_SRC_S := $(BDF_DIR)/bdf.c
+
+
+# bdf driver - single object
+#
+$(BDF_DRV_OBJ_S): $(BDF_DRV_SRC_S) $(BDF_DRV_SRC) $(FREETYPE_H) $(BDF_DRV_H)
+ $(BDF_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $(BDF_DRV_SRC_S))
+
+
+# bdf driver - multiple objects
+#
+$(OBJ_DIR)/%.$O: $(BDF_DIR)/%.c $(FREETYPE_H) $(BDF_DRV_H)
+ $(BDF_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $<)
+
+
+# update main driver object lists
+#
+DRV_OBJS_S += $(BDF_DRV_OBJ_S)
+DRV_OBJS_M += $(BDF_DRV_OBJ_M)
+
+
+# EOF
--- /dev/null
+# FreeType 2 src/bzip2 Jamfile
+#
+# Copyright 2010 by
+# Joel Klinghed
+#
+# Based on src/lzw/Jamfile, Copyright 2004, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+SubDir FT2_TOP $(FT2_SRC_DIR) bzip2 ;
+
+Library $(FT2_LIB) : ftbzip2.c ;
+
+# end of src/bzip2 Jamfile
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftbzip2.c */
+/* */
+/* FreeType support for .bz2 compressed files. */
+/* */
+/* This optional component relies on libbz2. It should mainly be used to */
+/* parse compressed PCF fonts, as found with many X11 server */
+/* distributions. */
+/* */
+/* Copyright 2010, 2012 by */
+/* Joel Klinghed. */
+/* */
+/* Based on src/gzip/ftgzip.c, Copyright 2002 - 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_MEMORY_H
+#include FT_INTERNAL_STREAM_H
+#include FT_INTERNAL_DEBUG_H
+#include FT_BZIP2_H
+#include FT_CONFIG_STANDARD_LIBRARY_H
+
+
+#include FT_MODULE_ERRORS_H
+
+#undef __FTERRORS_H__
+
+#undef FT_ERR_PREFIX
+#define FT_ERR_PREFIX Bzip2_Err_
+#define FT_ERR_BASE FT_Mod_Err_Bzip2
+
+#include FT_ERRORS_H
+
+
+#ifdef FT_CONFIG_OPTION_USE_BZIP2
+
+#ifdef FT_CONFIG_OPTION_PIC
+#error "bzip2 code does not support PIC yet"
+#endif
+
+#define BZ_NO_STDIO /* Do not need FILE */
+#include <bzlib.h>
+
+
+/***************************************************************************/
+/***************************************************************************/
+/***** *****/
+/***** B Z I P 2 M E M O R Y M A N A G E M E N T *****/
+/***** *****/
+/***************************************************************************/
+/***************************************************************************/
+
+ /* it is better to use FreeType memory routines instead of raw
+ 'malloc/free' */
+
+ typedef void *(* alloc_func)(void*, int, int);
+ typedef void (* free_func)(void*, void*);
+
+ static void*
+ ft_bzip2_alloc( FT_Memory memory,
+ int items,
+ int size )
+ {
+ FT_ULong sz = (FT_ULong)size * items;
+ FT_Error error;
+ FT_Pointer p = NULL;
+
+
+ (void)FT_ALLOC( p, sz );
+ return p;
+ }
+
+
+ static void
+ ft_bzip2_free( FT_Memory memory,
+ void* address )
+ {
+ FT_MEM_FREE( address );
+ }
+
+
+/***************************************************************************/
+/***************************************************************************/
+/***** *****/
+/***** B Z I P 2 F I L E D E S C R I P T O R *****/
+/***** *****/
+/***************************************************************************/
+/***************************************************************************/
+
+#define FT_BZIP2_BUFFER_SIZE 4096
+
+ typedef struct FT_BZip2FileRec_
+ {
+ FT_Stream source; /* parent/source stream */
+ FT_Stream stream; /* embedding stream */
+ FT_Memory memory; /* memory allocator */
+ bz_stream bzstream; /* bzlib input stream */
+
+ FT_Byte input[FT_BZIP2_BUFFER_SIZE]; /* input read buffer */
+
+ FT_Byte buffer[FT_BZIP2_BUFFER_SIZE]; /* output buffer */
+ FT_ULong pos; /* position in output */
+ FT_Byte* cursor;
+ FT_Byte* limit;
+
+ } FT_BZip2FileRec, *FT_BZip2File;
+
+
+ /* check and skip .bz2 header - we don't support `transparent' compression */
+ static FT_Error
+ ft_bzip2_check_header( FT_Stream stream )
+ {
+ FT_Error error = Bzip2_Err_Ok;
+ FT_Byte head[4];
+
+
+ if ( FT_STREAM_SEEK( 0 ) ||
+ FT_STREAM_READ( head, 4 ) )
+ goto Exit;
+
+ /* head[0] && head[1] are the magic numbers; */
+ /* head[2] is the version, and head[3] the blocksize */
+ if ( head[0] != 0x42 ||
+ head[1] != 0x5a ||
+ head[2] != 0x68 ) /* only support bzip2 (huffman) */
+ {
+ error = Bzip2_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ static FT_Error
+ ft_bzip2_file_init( FT_BZip2File zip,
+ FT_Stream stream,
+ FT_Stream source )
+ {
+ bz_stream* bzstream = &zip->bzstream;
+ FT_Error error = Bzip2_Err_Ok;
+
+
+ zip->stream = stream;
+ zip->source = source;
+ zip->memory = stream->memory;
+
+ zip->limit = zip->buffer + FT_BZIP2_BUFFER_SIZE;
+ zip->cursor = zip->limit;
+ zip->pos = 0;
+
+ /* check .bz2 header */
+ {
+ stream = source;
+
+ error = ft_bzip2_check_header( stream );
+ if ( error )
+ goto Exit;
+
+ if ( FT_STREAM_SEEK( 0 ) )
+ goto Exit;
+ }
+
+ /* initialize bzlib */
+ bzstream->bzalloc = (alloc_func)ft_bzip2_alloc;
+ bzstream->bzfree = (free_func) ft_bzip2_free;
+ bzstream->opaque = zip->memory;
+
+ bzstream->avail_in = 0;
+ bzstream->next_in = (char*)zip->buffer;
+
+ if ( BZ2_bzDecompressInit( bzstream, 0, 0 ) != BZ_OK ||
+ bzstream->next_in == NULL )
+ error = Bzip2_Err_Invalid_File_Format;
+
+ Exit:
+ return error;
+ }
+
+
+ static void
+ ft_bzip2_file_done( FT_BZip2File zip )
+ {
+ bz_stream* bzstream = &zip->bzstream;
+
+
+ BZ2_bzDecompressEnd( bzstream );
+
+ /* clear the rest */
+ bzstream->bzalloc = NULL;
+ bzstream->bzfree = NULL;
+ bzstream->opaque = NULL;
+ bzstream->next_in = NULL;
+ bzstream->next_out = NULL;
+ bzstream->avail_in = 0;
+ bzstream->avail_out = 0;
+
+ zip->memory = NULL;
+ zip->source = NULL;
+ zip->stream = NULL;
+ }
+
+
+ static FT_Error
+ ft_bzip2_file_reset( FT_BZip2File zip )
+ {
+ FT_Stream stream = zip->source;
+ FT_Error error;
+
+
+ if ( !FT_STREAM_SEEK( 0 ) )
+ {
+ bz_stream* bzstream = &zip->bzstream;
+
+
+ BZ2_bzDecompressEnd( bzstream );
+
+ bzstream->avail_in = 0;
+ bzstream->next_in = (char*)zip->input;
+ bzstream->avail_out = 0;
+ bzstream->next_out = (char*)zip->buffer;
+
+ zip->limit = zip->buffer + FT_BZIP2_BUFFER_SIZE;
+ zip->cursor = zip->limit;
+ zip->pos = 0;
+
+ BZ2_bzDecompressInit( bzstream, 0, 0 );
+ }
+
+ return error;
+ }
+
+
+ static FT_Error
+ ft_bzip2_file_fill_input( FT_BZip2File zip )
+ {
+ bz_stream* bzstream = &zip->bzstream;
+ FT_Stream stream = zip->source;
+ FT_ULong size;
+
+
+ if ( stream->read )
+ {
+ size = stream->read( stream, stream->pos, zip->input,
+ FT_BZIP2_BUFFER_SIZE );
+ if ( size == 0 )
+ return Bzip2_Err_Invalid_Stream_Operation;
+ }
+ else
+ {
+ size = stream->size - stream->pos;
+ if ( size > FT_BZIP2_BUFFER_SIZE )
+ size = FT_BZIP2_BUFFER_SIZE;
+
+ if ( size == 0 )
+ return Bzip2_Err_Invalid_Stream_Operation;
+
+ FT_MEM_COPY( zip->input, stream->base + stream->pos, size );
+ }
+ stream->pos += size;
+
+ bzstream->next_in = (char*)zip->input;
+ bzstream->avail_in = size;
+
+ return Bzip2_Err_Ok;
+ }
+
+
+ static FT_Error
+ ft_bzip2_file_fill_output( FT_BZip2File zip )
+ {
+ bz_stream* bzstream = &zip->bzstream;
+ FT_Error error = Bzip2_Err_Ok;
+
+
+ zip->cursor = zip->buffer;
+ bzstream->next_out = (char*)zip->cursor;
+ bzstream->avail_out = FT_BZIP2_BUFFER_SIZE;
+
+ while ( bzstream->avail_out > 0 )
+ {
+ int err;
+
+
+ if ( bzstream->avail_in == 0 )
+ {
+ error = ft_bzip2_file_fill_input( zip );
+ if ( error )
+ break;
+ }
+
+ err = BZ2_bzDecompress( bzstream );
+
+ if ( err == BZ_STREAM_END )
+ {
+ zip->limit = (FT_Byte*)bzstream->next_out;
+ if ( zip->limit == zip->cursor )
+ error = Bzip2_Err_Invalid_Stream_Operation;
+ break;
+ }
+ else if ( err != BZ_OK )
+ {
+ error = Bzip2_Err_Invalid_Stream_Operation;
+ break;
+ }
+ }
+
+ return error;
+ }
+
+
+ /* fill output buffer; `count' must be <= FT_BZIP2_BUFFER_SIZE */
+ static FT_Error
+ ft_bzip2_file_skip_output( FT_BZip2File zip,
+ FT_ULong count )
+ {
+ FT_Error error = Bzip2_Err_Ok;
+ FT_ULong delta;
+
+
+ for (;;)
+ {
+ delta = (FT_ULong)( zip->limit - zip->cursor );
+ if ( delta >= count )
+ delta = count;
+
+ zip->cursor += delta;
+ zip->pos += delta;
+
+ count -= delta;
+ if ( count == 0 )
+ break;
+
+ error = ft_bzip2_file_fill_output( zip );
+ if ( error )
+ break;
+ }
+
+ return error;
+ }
+
+
+ static FT_ULong
+ ft_bzip2_file_io( FT_BZip2File zip,
+ FT_ULong pos,
+ FT_Byte* buffer,
+ FT_ULong count )
+ {
+ FT_ULong result = 0;
+ FT_Error error;
+
+
+ /* Reset inflate stream if we're seeking backwards. */
+ /* Yes, that is not too efficient, but it saves memory :-) */
+ if ( pos < zip->pos )
+ {
+ error = ft_bzip2_file_reset( zip );
+ if ( error )
+ goto Exit;
+ }
+
+ /* skip unwanted bytes */
+ if ( pos > zip->pos )
+ {
+ error = ft_bzip2_file_skip_output( zip, (FT_ULong)( pos - zip->pos ) );
+ if ( error )
+ goto Exit;
+ }
+
+ if ( count == 0 )
+ goto Exit;
+
+ /* now read the data */
+ for (;;)
+ {
+ FT_ULong delta;
+
+
+ delta = (FT_ULong)( zip->limit - zip->cursor );
+ if ( delta >= count )
+ delta = count;
+
+ FT_MEM_COPY( buffer, zip->cursor, delta );
+ buffer += delta;
+ result += delta;
+ zip->cursor += delta;
+ zip->pos += delta;
+
+ count -= delta;
+ if ( count == 0 )
+ break;
+
+ error = ft_bzip2_file_fill_output( zip );
+ if ( error )
+ break;
+ }
+
+ Exit:
+ return result;
+ }
+
+
+/***************************************************************************/
+/***************************************************************************/
+/***** *****/
+/***** B Z E M B E D D I N G S T R E A M *****/
+/***** *****/
+/***************************************************************************/
+/***************************************************************************/
+
+ static void
+ ft_bzip2_stream_close( FT_Stream stream )
+ {
+ FT_BZip2File zip = (FT_BZip2File)stream->descriptor.pointer;
+ FT_Memory memory = stream->memory;
+
+
+ if ( zip )
+ {
+ /* finalize bzip file descriptor */
+ ft_bzip2_file_done( zip );
+
+ FT_FREE( zip );
+
+ stream->descriptor.pointer = NULL;
+ }
+ }
+
+
+ static FT_ULong
+ ft_bzip2_stream_io( FT_Stream stream,
+ FT_ULong pos,
+ FT_Byte* buffer,
+ FT_ULong count )
+ {
+ FT_BZip2File zip = (FT_BZip2File)stream->descriptor.pointer;
+
+
+ return ft_bzip2_file_io( zip, pos, buffer, count );
+ }
+
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Stream_OpenBzip2( FT_Stream stream,
+ FT_Stream source )
+ {
+ FT_Error error;
+ FT_Memory memory = source->memory;
+ FT_BZip2File zip = NULL;
+
+
+ /*
+ * check the header right now; this prevents allocating unnecessary
+ * objects when we don't need them
+ */
+ error = ft_bzip2_check_header( source );
+ if ( error )
+ goto Exit;
+
+ FT_ZERO( stream );
+ stream->memory = memory;
+
+ if ( !FT_QNEW( zip ) )
+ {
+ error = ft_bzip2_file_init( zip, stream, source );
+ if ( error )
+ {
+ FT_FREE( zip );
+ goto Exit;
+ }
+
+ stream->descriptor.pointer = zip;
+ }
+
+ stream->size = 0x7FFFFFFFL; /* don't know the real size! */
+ stream->pos = 0;
+ stream->base = 0;
+ stream->read = ft_bzip2_stream_io;
+ stream->close = ft_bzip2_stream_close;
+
+ Exit:
+ return error;
+ }
+
+#else /* !FT_CONFIG_OPTION_USE_BZIP2 */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Stream_OpenBzip2( FT_Stream stream,
+ FT_Stream source )
+ {
+ FT_UNUSED( stream );
+ FT_UNUSED( source );
+
+ return Bzip2_Err_Unimplemented_Feature;
+ }
+
+#endif /* !FT_CONFIG_OPTION_USE_BZIP2 */
+
+
+/* END */
--- /dev/null
+#
+# FreeType 2 BZIP2 support configuration rules
+#
+
+# Copyright 2010 by
+# Joel Klinghed.
+#
+# Based on src/lzw/rules.mk, Copyright 2004-2006 by
+# Albert Chin-A-Young.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# BZIP2 driver directory
+#
+BZIP2_DIR := $(SRC_DIR)/bzip2
+
+
+# compilation flags for the driver
+#
+BZIP2_COMPILE := $(FT_COMPILE)
+
+
+# BZIP2 support sources (i.e., C files)
+#
+BZIP2_DRV_SRC := $(BZIP2_DIR)/ftbzip2.c
+
+# BZIP2 driver object(s)
+#
+# BZIP2_DRV_OBJ_M is used during `multi' builds
+# BZIP2_DRV_OBJ_S is used during `single' builds
+#
+BZIP2_DRV_OBJ_M := $(OBJ_DIR)/ftbzip2.$O
+BZIP2_DRV_OBJ_S := $(OBJ_DIR)/ftbzip2.$O
+
+# BZIP2 support source file for single build
+#
+BZIP2_DRV_SRC_S := $(BZIP2_DIR)/ftbzip2.c
+
+
+# BZIP2 support - single object
+#
+$(BZIP2_DRV_OBJ_S): $(BZIP2_DRV_SRC_S) $(BZIP2_DRV_SRC) $(FREETYPE_H) $(BZIP2_DRV_H)
+ $(BZIP2_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $(BZIP2_DRV_SRC_S))
+
+
+# BZIP2 support - multiple objects
+#
+$(OBJ_DIR)/%.$O: $(BZIP2_DIR)/%.c $(FREETYPE_H) $(BZIP2_DRV_H)
+ $(BZIP2_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $<)
+
+
+# update main driver object lists
+#
+DRV_OBJS_S += $(BZIP2_DRV_OBJ_S)
+DRV_OBJS_M += $(BZIP2_DRV_OBJ_M)
+
+
+# EOF
--- /dev/null
+# FreeType 2 src/cache Jamfile
+#
+# Copyright 2001, 2003, 2004 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+SubDir FT2_TOP $(FT2_SRC_DIR) cache ;
+
+# The file <freetype/ftcache.h> contains some macro definitions that are
+# later used in #include statements related to the cache sub-system. It
+# needs to be parsed through a HDRMACRO rule for macro definitions.
+#
+HDRMACRO [ FT2_SubDir include ftcache.h ] ;
+
+{
+ local _sources ;
+
+ if $(FT2_MULTI)
+ {
+ _sources = ftcmru
+ ftcmanag
+ ftccache
+ ftcglyph
+ ftcsbits
+ ftcimage
+ ftcbasic
+ ftccmap
+ ;
+ }
+ else
+ {
+ _sources = ftcache ;
+ }
+
+ Library $(FT2_LIB) : $(_sources).c ;
+}
+
+# end of src/cache Jamfile
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftcache.c */
+/* */
+/* The FreeType Caching sub-system (body only). */
+/* */
+/* Copyright 2000-2001, 2003 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#define FT_MAKE_OPTION_SINGLE_OBJECT
+
+#include <ft2build.h>
+#include "ftcmru.c"
+#include "ftcmanag.c"
+#include "ftccache.c"
+#include "ftccmap.c"
+#include "ftcglyph.c"
+#include "ftcimage.c"
+#include "ftcsbits.c"
+#include "ftcbasic.c"
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftcbasic.c */
+/* */
+/* The FreeType basic cache interface (body). */
+/* */
+/* Copyright 2003, 2004, 2005, 2006, 2007, 2009, 2010, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_OBJECTS_H
+#include FT_INTERNAL_DEBUG_H
+#include FT_CACHE_H
+#include "ftcglyph.h"
+#include "ftcimage.h"
+#include "ftcsbits.h"
+
+#include "ftccback.h"
+#include "ftcerror.h"
+
+#define FT_COMPONENT trace_cache
+
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+
+ /*
+ * These structures correspond to the FTC_Font and FTC_ImageDesc types
+ * that were defined in version 2.1.7.
+ */
+ typedef struct FTC_OldFontRec_
+ {
+ FTC_FaceID face_id;
+ FT_UShort pix_width;
+ FT_UShort pix_height;
+
+ } FTC_OldFontRec, *FTC_OldFont;
+
+
+ typedef struct FTC_OldImageDescRec_
+ {
+ FTC_OldFontRec font;
+ FT_UInt32 flags;
+
+ } FTC_OldImageDescRec, *FTC_OldImageDesc;
+
+
+ /*
+ * Notice that FTC_OldImageDescRec and FTC_ImageTypeRec are nearly
+ * identical, bit-wise. The only difference is that the `width' and
+ * `height' fields are expressed as 16-bit integers in the old structure,
+ * and as normal `int' in the new one.
+ *
+ * We are going to perform a weird hack to detect which structure is
+ * being passed to the image and sbit caches. If the new structure's
+ * `width' is larger than 0x10000, we assume that we are really receiving
+ * an FTC_OldImageDesc.
+ */
+
+#endif /* FT_CONFIG_OPTION_OLD_INTERNALS */
+
+
+ /*
+ * Basic Families
+ *
+ */
+ typedef struct FTC_BasicAttrRec_
+ {
+ FTC_ScalerRec scaler;
+ FT_UInt load_flags;
+
+ } FTC_BasicAttrRec, *FTC_BasicAttrs;
+
+#define FTC_BASIC_ATTR_COMPARE( a, b ) \
+ FT_BOOL( FTC_SCALER_COMPARE( &(a)->scaler, &(b)->scaler ) && \
+ (a)->load_flags == (b)->load_flags )
+
+#define FTC_BASIC_ATTR_HASH( a ) \
+ ( FTC_SCALER_HASH( &(a)->scaler ) + 31*(a)->load_flags )
+
+
+ typedef struct FTC_BasicQueryRec_
+ {
+ FTC_GQueryRec gquery;
+ FTC_BasicAttrRec attrs;
+
+ } FTC_BasicQueryRec, *FTC_BasicQuery;
+
+
+ typedef struct FTC_BasicFamilyRec_
+ {
+ FTC_FamilyRec family;
+ FTC_BasicAttrRec attrs;
+
+ } FTC_BasicFamilyRec, *FTC_BasicFamily;
+
+
+ FT_CALLBACK_DEF( FT_Bool )
+ ftc_basic_family_compare( FTC_MruNode ftcfamily,
+ FT_Pointer ftcquery )
+ {
+ FTC_BasicFamily family = (FTC_BasicFamily)ftcfamily;
+ FTC_BasicQuery query = (FTC_BasicQuery)ftcquery;
+
+
+ return FTC_BASIC_ATTR_COMPARE( &family->attrs, &query->attrs );
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ ftc_basic_family_init( FTC_MruNode ftcfamily,
+ FT_Pointer ftcquery,
+ FT_Pointer ftccache )
+ {
+ FTC_BasicFamily family = (FTC_BasicFamily)ftcfamily;
+ FTC_BasicQuery query = (FTC_BasicQuery)ftcquery;
+ FTC_Cache cache = (FTC_Cache)ftccache;
+
+
+ FTC_Family_Init( FTC_FAMILY( family ), cache );
+ family->attrs = query->attrs;
+ return 0;
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt )
+ ftc_basic_family_get_count( FTC_Family ftcfamily,
+ FTC_Manager manager )
+ {
+ FTC_BasicFamily family = (FTC_BasicFamily)ftcfamily;
+ FT_Error error;
+ FT_Face face;
+ FT_UInt result = 0;
+
+
+ error = FTC_Manager_LookupFace( manager, family->attrs.scaler.face_id,
+ &face );
+
+ if ( error || !face )
+ return result;
+
+ if ( (FT_ULong)face->num_glyphs > FT_UINT_MAX || 0 > face->num_glyphs )
+ {
+ FT_TRACE1(( "ftc_basic_family_get_count: too large number of glyphs " ));
+ FT_TRACE1(( "in this face, truncated\n", face->num_glyphs ));
+ }
+
+ if ( !error )
+ result = (FT_UInt)face->num_glyphs;
+
+ return result;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ ftc_basic_family_load_bitmap( FTC_Family ftcfamily,
+ FT_UInt gindex,
+ FTC_Manager manager,
+ FT_Face *aface )
+ {
+ FTC_BasicFamily family = (FTC_BasicFamily)ftcfamily;
+ FT_Error error;
+ FT_Size size;
+
+
+ error = FTC_Manager_LookupSize( manager, &family->attrs.scaler, &size );
+ if ( !error )
+ {
+ FT_Face face = size->face;
+
+
+ error = FT_Load_Glyph( face, gindex,
+ family->attrs.load_flags | FT_LOAD_RENDER );
+ if ( !error )
+ *aface = face;
+ }
+
+ return error;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ ftc_basic_family_load_glyph( FTC_Family ftcfamily,
+ FT_UInt gindex,
+ FTC_Cache cache,
+ FT_Glyph *aglyph )
+ {
+ FTC_BasicFamily family = (FTC_BasicFamily)ftcfamily;
+ FT_Error error;
+ FTC_Scaler scaler = &family->attrs.scaler;
+ FT_Face face;
+ FT_Size size;
+
+
+ /* we will now load the glyph image */
+ error = FTC_Manager_LookupSize( cache->manager,
+ scaler,
+ &size );
+ if ( !error )
+ {
+ face = size->face;
+
+ error = FT_Load_Glyph( face, gindex, family->attrs.load_flags );
+ if ( !error )
+ {
+ if ( face->glyph->format == FT_GLYPH_FORMAT_BITMAP ||
+ face->glyph->format == FT_GLYPH_FORMAT_OUTLINE )
+ {
+ /* ok, copy it */
+ FT_Glyph glyph;
+
+
+ error = FT_Get_Glyph( face->glyph, &glyph );
+ if ( !error )
+ {
+ *aglyph = glyph;
+ goto Exit;
+ }
+ }
+ else
+ error = FTC_Err_Invalid_Argument;
+ }
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Bool )
+ ftc_basic_gnode_compare_faceid( FTC_Node ftcgnode,
+ FT_Pointer ftcface_id,
+ FTC_Cache cache,
+ FT_Bool* list_changed )
+ {
+ FTC_GNode gnode = (FTC_GNode)ftcgnode;
+ FTC_FaceID face_id = (FTC_FaceID)ftcface_id;
+ FTC_BasicFamily family = (FTC_BasicFamily)gnode->family;
+ FT_Bool result;
+
+
+ if ( list_changed )
+ *list_changed = FALSE;
+ result = FT_BOOL( family->attrs.scaler.face_id == face_id );
+ if ( result )
+ {
+ /* we must call this function to avoid this node from appearing
+ * in later lookups with the same face_id!
+ */
+ FTC_GNode_UnselectFamily( gnode, cache );
+ }
+ return result;
+ }
+
+
+ /*
+ *
+ * basic image cache
+ *
+ */
+
+ FT_CALLBACK_TABLE_DEF
+ const FTC_IFamilyClassRec ftc_basic_image_family_class =
+ {
+ {
+ sizeof ( FTC_BasicFamilyRec ),
+ ftc_basic_family_compare,
+ ftc_basic_family_init,
+ 0, /* FTC_MruNode_ResetFunc */
+ 0 /* FTC_MruNode_DoneFunc */
+ },
+ ftc_basic_family_load_glyph
+ };
+
+
+ FT_CALLBACK_TABLE_DEF
+ const FTC_GCacheClassRec ftc_basic_image_cache_class =
+ {
+ {
+ ftc_inode_new,
+ ftc_inode_weight,
+ ftc_gnode_compare,
+ ftc_basic_gnode_compare_faceid,
+ ftc_inode_free,
+
+ sizeof ( FTC_GCacheRec ),
+ ftc_gcache_init,
+ ftc_gcache_done
+ },
+ (FTC_MruListClass)&ftc_basic_image_family_class
+ };
+
+
+ /* documentation is in ftcache.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FTC_ImageCache_New( FTC_Manager manager,
+ FTC_ImageCache *acache )
+ {
+ return FTC_GCache_New( manager, &ftc_basic_image_cache_class,
+ (FTC_GCache*)acache );
+ }
+
+
+ /* documentation is in ftcache.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FTC_ImageCache_Lookup( FTC_ImageCache cache,
+ FTC_ImageType type,
+ FT_UInt gindex,
+ FT_Glyph *aglyph,
+ FTC_Node *anode )
+ {
+ FTC_BasicQueryRec query;
+ FTC_Node node = 0; /* make compiler happy */
+ FT_Error error;
+ FT_PtrDist hash;
+
+
+ /* some argument checks are delayed to FTC_Cache_Lookup */
+ if ( !aglyph )
+ {
+ error = FTC_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ *aglyph = NULL;
+ if ( anode )
+ *anode = NULL;
+
+#if defined( FT_CONFIG_OPTION_OLD_INTERNALS ) && ( FT_INT_MAX > 0xFFFFU )
+
+ /*
+ * This one is a major hack used to detect whether we are passed a
+ * regular FTC_ImageType handle, or a legacy FTC_OldImageDesc one.
+ */
+ if ( (FT_ULong)type->width >= 0x10000L )
+ {
+ FTC_OldImageDesc desc = (FTC_OldImageDesc)type;
+
+
+ query.attrs.scaler.face_id = desc->font.face_id;
+ query.attrs.scaler.width = desc->font.pix_width;
+ query.attrs.scaler.height = desc->font.pix_height;
+ query.attrs.load_flags = desc->flags;
+ }
+ else
+
+#endif /* FT_CONFIG_OPTION_OLD_INTERNALS */
+
+ {
+ if ( (FT_ULong)(type->flags - FT_INT_MIN) > FT_UINT_MAX )
+ {
+ FT_TRACE1(( "FTC_ImageCache_Lookup: higher bits in load_flags" ));
+ FT_TRACE1(( "0x%x are dropped\n", (type->flags & ~((FT_ULong)FT_UINT_MAX)) ));
+ }
+
+ query.attrs.scaler.face_id = type->face_id;
+ query.attrs.scaler.width = type->width;
+ query.attrs.scaler.height = type->height;
+ query.attrs.load_flags = (FT_UInt)type->flags;
+ }
+
+ query.attrs.scaler.pixel = 1;
+ query.attrs.scaler.x_res = 0; /* make compilers happy */
+ query.attrs.scaler.y_res = 0;
+
+ hash = FTC_BASIC_ATTR_HASH( &query.attrs ) + gindex;
+
+#if 1 /* inlining is about 50% faster! */
+ FTC_GCACHE_LOOKUP_CMP( cache,
+ ftc_basic_family_compare,
+ FTC_GNode_Compare,
+ hash, gindex,
+ &query,
+ node,
+ error );
+#else
+ error = FTC_GCache_Lookup( FTC_GCACHE( cache ),
+ hash, gindex,
+ FTC_GQUERY( &query ),
+ &node );
+#endif
+ if ( !error )
+ {
+ *aglyph = FTC_INODE( node )->glyph;
+
+ if ( anode )
+ {
+ *anode = node;
+ node->ref_count++;
+ }
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ /* documentation is in ftcache.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FTC_ImageCache_LookupScaler( FTC_ImageCache cache,
+ FTC_Scaler scaler,
+ FT_ULong load_flags,
+ FT_UInt gindex,
+ FT_Glyph *aglyph,
+ FTC_Node *anode )
+ {
+ FTC_BasicQueryRec query;
+ FTC_Node node = 0; /* make compiler happy */
+ FT_Error error;
+ FT_PtrDist hash;
+
+
+ /* some argument checks are delayed to FTC_Cache_Lookup */
+ if ( !aglyph || !scaler )
+ {
+ error = FTC_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ *aglyph = NULL;
+ if ( anode )
+ *anode = NULL;
+
+ /* FT_Load_Glyph(), FT_Load_Char() take FT_UInt flags */
+ if ( load_flags > FT_UINT_MAX )
+ {
+ FT_TRACE1(( "FTC_ImageCache_LookupScaler: higher bits in load_flags" ));
+ FT_TRACE1(( "0x%x are dropped\n", (load_flags & ~((FT_ULong)FT_UINT_MAX)) ));
+ }
+
+ query.attrs.scaler = scaler[0];
+ query.attrs.load_flags = (FT_UInt)load_flags;
+
+ hash = FTC_BASIC_ATTR_HASH( &query.attrs ) + gindex;
+
+ FTC_GCACHE_LOOKUP_CMP( cache,
+ ftc_basic_family_compare,
+ FTC_GNode_Compare,
+ hash, gindex,
+ &query,
+ node,
+ error );
+ if ( !error )
+ {
+ *aglyph = FTC_INODE( node )->glyph;
+
+ if ( anode )
+ {
+ *anode = node;
+ node->ref_count++;
+ }
+ }
+
+ Exit:
+ return error;
+ }
+
+
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+
+ /* yet another backwards-legacy structure */
+ typedef struct FTC_OldImage_Desc_
+ {
+ FTC_FontRec font;
+ FT_UInt image_type;
+
+ } FTC_OldImage_Desc;
+
+
+#define FTC_OLD_IMAGE_FORMAT( x ) ( (x) & 7 )
+
+
+#define ftc_old_image_format_bitmap 0x0000
+#define ftc_old_image_format_outline 0x0001
+
+#define ftc_old_image_format_mask 0x000F
+
+#define ftc_old_image_flag_monochrome 0x0010
+#define ftc_old_image_flag_unhinted 0x0020
+#define ftc_old_image_flag_autohinted 0x0040
+#define ftc_old_image_flag_unscaled 0x0080
+#define ftc_old_image_flag_no_sbits 0x0100
+
+ /* monochrome bitmap */
+#define ftc_old_image_mono ftc_old_image_format_bitmap | \
+ ftc_old_image_flag_monochrome
+
+ /* anti-aliased bitmap */
+#define ftc_old_image_grays ftc_old_image_format_bitmap
+
+ /* scaled outline */
+#define ftc_old_image_outline ftc_old_image_format_outline
+
+
+ static void
+ ftc_image_type_from_old_desc( FTC_ImageType typ,
+ FTC_OldImage_Desc* desc )
+ {
+ typ->face_id = desc->font.face_id;
+ typ->width = desc->font.pix_width;
+ typ->height = desc->font.pix_height;
+
+ /* convert image type flags to load flags */
+ {
+ FT_UInt load_flags = FT_LOAD_DEFAULT;
+ FT_UInt type = desc->image_type;
+
+
+ /* determine load flags, depending on the font description's */
+ /* image type */
+
+ if ( FTC_OLD_IMAGE_FORMAT( type ) == ftc_old_image_format_bitmap )
+ {
+ if ( type & ftc_old_image_flag_monochrome )
+ load_flags |= FT_LOAD_MONOCHROME;
+
+ /* disable embedded bitmaps loading if necessary */
+ if ( type & ftc_old_image_flag_no_sbits )
+ load_flags |= FT_LOAD_NO_BITMAP;
+ }
+ else
+ {
+ /* we want an outline, don't load embedded bitmaps */
+ load_flags |= FT_LOAD_NO_BITMAP;
+
+ if ( type & ftc_old_image_flag_unscaled )
+ load_flags |= FT_LOAD_NO_SCALE;
+ }
+
+ /* always render glyphs to bitmaps */
+ load_flags |= FT_LOAD_RENDER;
+
+ if ( type & ftc_old_image_flag_unhinted )
+ load_flags |= FT_LOAD_NO_HINTING;
+
+ if ( type & ftc_old_image_flag_autohinted )
+ load_flags |= FT_LOAD_FORCE_AUTOHINT;
+
+ typ->flags = load_flags;
+ }
+ }
+
+
+ FT_EXPORT( FT_Error )
+ FTC_Image_Cache_New( FTC_Manager manager,
+ FTC_ImageCache *acache );
+
+ FT_EXPORT( FT_Error )
+ FTC_Image_Cache_Lookup( FTC_ImageCache icache,
+ FTC_OldImage_Desc* desc,
+ FT_UInt gindex,
+ FT_Glyph *aglyph );
+
+
+ FT_EXPORT_DEF( FT_Error )
+ FTC_Image_Cache_New( FTC_Manager manager,
+ FTC_ImageCache *acache )
+ {
+ return FTC_ImageCache_New( manager, (FTC_ImageCache*)acache );
+ }
+
+
+
+ FT_EXPORT_DEF( FT_Error )
+ FTC_Image_Cache_Lookup( FTC_ImageCache icache,
+ FTC_OldImage_Desc* desc,
+ FT_UInt gindex,
+ FT_Glyph *aglyph )
+ {
+ FTC_ImageTypeRec type0;
+
+
+ if ( !desc )
+ return FTC_Err_Invalid_Argument;
+
+ ftc_image_type_from_old_desc( &type0, desc );
+
+ return FTC_ImageCache_Lookup( (FTC_ImageCache)icache,
+ &type0,
+ gindex,
+ aglyph,
+ NULL );
+ }
+
+#endif /* FT_CONFIG_OPTION_OLD_INTERNALS */
+
+
+ /*
+ *
+ * basic small bitmap cache
+ *
+ */
+
+
+ FT_CALLBACK_TABLE_DEF
+ const FTC_SFamilyClassRec ftc_basic_sbit_family_class =
+ {
+ {
+ sizeof ( FTC_BasicFamilyRec ),
+ ftc_basic_family_compare,
+ ftc_basic_family_init,
+ 0, /* FTC_MruNode_ResetFunc */
+ 0 /* FTC_MruNode_DoneFunc */
+ },
+ ftc_basic_family_get_count,
+ ftc_basic_family_load_bitmap
+ };
+
+
+ FT_CALLBACK_TABLE_DEF
+ const FTC_GCacheClassRec ftc_basic_sbit_cache_class =
+ {
+ {
+ ftc_snode_new,
+ ftc_snode_weight,
+ ftc_snode_compare,
+ ftc_basic_gnode_compare_faceid,
+ ftc_snode_free,
+
+ sizeof ( FTC_GCacheRec ),
+ ftc_gcache_init,
+ ftc_gcache_done
+ },
+ (FTC_MruListClass)&ftc_basic_sbit_family_class
+ };
+
+
+ /* documentation is in ftcache.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FTC_SBitCache_New( FTC_Manager manager,
+ FTC_SBitCache *acache )
+ {
+ return FTC_GCache_New( manager, &ftc_basic_sbit_cache_class,
+ (FTC_GCache*)acache );
+ }
+
+
+ /* documentation is in ftcache.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FTC_SBitCache_Lookup( FTC_SBitCache cache,
+ FTC_ImageType type,
+ FT_UInt gindex,
+ FTC_SBit *ansbit,
+ FTC_Node *anode )
+ {
+ FT_Error error;
+ FTC_BasicQueryRec query;
+ FTC_Node node = 0; /* make compiler happy */
+ FT_PtrDist hash;
+
+
+ if ( anode )
+ *anode = NULL;
+
+ /* other argument checks delayed to FTC_Cache_Lookup */
+ if ( !ansbit )
+ return FTC_Err_Invalid_Argument;
+
+ *ansbit = NULL;
+
+#if defined( FT_CONFIG_OPTION_OLD_INTERNALS ) && ( FT_INT_MAX > 0xFFFFU )
+
+ /* This one is a major hack used to detect whether we are passed a
+ * regular FTC_ImageType handle, or a legacy FTC_OldImageDesc one.
+ */
+ if ( (FT_ULong)type->width >= 0x10000L )
+ {
+ FTC_OldImageDesc desc = (FTC_OldImageDesc)type;
+
+
+ query.attrs.scaler.face_id = desc->font.face_id;
+ query.attrs.scaler.width = desc->font.pix_width;
+ query.attrs.scaler.height = desc->font.pix_height;
+ query.attrs.load_flags = desc->flags;
+ }
+ else
+
+#endif /* FT_CONFIG_OPTION_OLD_INTERNALS */
+
+ {
+ if ( (FT_ULong)(type->flags - FT_INT_MIN) > FT_UINT_MAX )
+ {
+ FT_TRACE1(( "FTC_ImageCache_Lookup: higher bits in load_flags" ));
+ FT_TRACE1(( "0x%x are dropped\n", (type->flags & ~((FT_ULong)FT_UINT_MAX)) ));
+ }
+
+ query.attrs.scaler.face_id = type->face_id;
+ query.attrs.scaler.width = type->width;
+ query.attrs.scaler.height = type->height;
+ query.attrs.load_flags = (FT_UInt)type->flags;
+ }
+
+ query.attrs.scaler.pixel = 1;
+ query.attrs.scaler.x_res = 0; /* make compilers happy */
+ query.attrs.scaler.y_res = 0;
+
+ /* beware, the hash must be the same for all glyph ranges! */
+ hash = FTC_BASIC_ATTR_HASH( &query.attrs ) +
+ gindex / FTC_SBIT_ITEMS_PER_NODE;
+
+#if 1 /* inlining is about 50% faster! */
+ FTC_GCACHE_LOOKUP_CMP( cache,
+ ftc_basic_family_compare,
+ FTC_SNode_Compare,
+ hash, gindex,
+ &query,
+ node,
+ error );
+#else
+ error = FTC_GCache_Lookup( FTC_GCACHE( cache ),
+ hash,
+ gindex,
+ FTC_GQUERY( &query ),
+ &node );
+#endif
+ if ( error )
+ goto Exit;
+
+ *ansbit = FTC_SNODE( node )->sbits +
+ ( gindex - FTC_GNODE( node )->gindex );
+
+ if ( anode )
+ {
+ *anode = node;
+ node->ref_count++;
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ /* documentation is in ftcache.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FTC_SBitCache_LookupScaler( FTC_SBitCache cache,
+ FTC_Scaler scaler,
+ FT_ULong load_flags,
+ FT_UInt gindex,
+ FTC_SBit *ansbit,
+ FTC_Node *anode )
+ {
+ FT_Error error;
+ FTC_BasicQueryRec query;
+ FTC_Node node = 0; /* make compiler happy */
+ FT_PtrDist hash;
+
+
+ if ( anode )
+ *anode = NULL;
+
+ /* other argument checks delayed to FTC_Cache_Lookup */
+ if ( !ansbit || !scaler )
+ return FTC_Err_Invalid_Argument;
+
+ *ansbit = NULL;
+
+ /* FT_Load_Glyph(), FT_Load_Char() take FT_UInt flags */
+ if ( load_flags > FT_UINT_MAX )
+ {
+ FT_TRACE1(( "FTC_ImageCache_LookupScaler: higher bits in load_flags" ));
+ FT_TRACE1(( "0x%x are dropped\n", (load_flags & ~((FT_ULong)FT_UINT_MAX)) ));
+ }
+
+ query.attrs.scaler = scaler[0];
+ query.attrs.load_flags = (FT_UInt)load_flags;
+
+ /* beware, the hash must be the same for all glyph ranges! */
+ hash = FTC_BASIC_ATTR_HASH( &query.attrs ) +
+ gindex / FTC_SBIT_ITEMS_PER_NODE;
+
+ FTC_GCACHE_LOOKUP_CMP( cache,
+ ftc_basic_family_compare,
+ FTC_SNode_Compare,
+ hash, gindex,
+ &query,
+ node,
+ error );
+ if ( error )
+ goto Exit;
+
+ *ansbit = FTC_SNODE( node )->sbits +
+ ( gindex - FTC_GNODE( node )->gindex );
+
+ if ( anode )
+ {
+ *anode = node;
+ node->ref_count++;
+ }
+
+ Exit:
+ return error;
+ }
+
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+
+ FT_EXPORT( FT_Error )
+ FTC_SBit_Cache_New( FTC_Manager manager,
+ FTC_SBitCache *acache );
+
+ FT_EXPORT( FT_Error )
+ FTC_SBit_Cache_Lookup( FTC_SBitCache cache,
+ FTC_OldImage_Desc* desc,
+ FT_UInt gindex,
+ FTC_SBit *ansbit );
+
+
+ FT_EXPORT_DEF( FT_Error )
+ FTC_SBit_Cache_New( FTC_Manager manager,
+ FTC_SBitCache *acache )
+ {
+ return FTC_SBitCache_New( manager, (FTC_SBitCache*)acache );
+ }
+
+
+ FT_EXPORT_DEF( FT_Error )
+ FTC_SBit_Cache_Lookup( FTC_SBitCache cache,
+ FTC_OldImage_Desc* desc,
+ FT_UInt gindex,
+ FTC_SBit *ansbit )
+ {
+ FTC_ImageTypeRec type0;
+
+
+ if ( !desc )
+ return FTC_Err_Invalid_Argument;
+
+ ftc_image_type_from_old_desc( &type0, desc );
+
+ return FTC_SBitCache_Lookup( (FTC_SBitCache)cache,
+ &type0,
+ gindex,
+ ansbit,
+ NULL );
+ }
+
+#endif /* FT_CONFIG_OPTION_OLD_INTERNALS */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftccache.c */
+/* */
+/* The FreeType internal cache interface (body). */
+/* */
+/* Copyright 2000-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2009, 2010, */
+/* 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include "ftcmanag.h"
+#include FT_INTERNAL_OBJECTS_H
+#include FT_INTERNAL_DEBUG_H
+
+#include "ftccback.h"
+#include "ftcerror.h"
+
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_cache
+
+
+#define FTC_HASH_MAX_LOAD 2
+#define FTC_HASH_MIN_LOAD 1
+#define FTC_HASH_SUB_LOAD ( FTC_HASH_MAX_LOAD - FTC_HASH_MIN_LOAD )
+
+ /* this one _must_ be a power of 2! */
+#define FTC_HASH_INITIAL_SIZE 8
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** CACHE NODE DEFINITIONS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* add a new node to the head of the manager's circular MRU list */
+ static void
+ ftc_node_mru_link( FTC_Node node,
+ FTC_Manager manager )
+ {
+ void *nl = &manager->nodes_list;
+
+
+ FTC_MruNode_Prepend( (FTC_MruNode*)nl,
+ (FTC_MruNode)node );
+ manager->num_nodes++;
+ }
+
+
+ /* remove a node from the manager's MRU list */
+ static void
+ ftc_node_mru_unlink( FTC_Node node,
+ FTC_Manager manager )
+ {
+ void *nl = &manager->nodes_list;
+
+
+ FTC_MruNode_Remove( (FTC_MruNode*)nl,
+ (FTC_MruNode)node );
+ manager->num_nodes--;
+ }
+
+
+#ifndef FTC_INLINE
+
+ /* move a node to the head of the manager's MRU list */
+ static void
+ ftc_node_mru_up( FTC_Node node,
+ FTC_Manager manager )
+ {
+ FTC_MruNode_Up( (FTC_MruNode*)&manager->nodes_list,
+ (FTC_MruNode)node );
+ }
+
+
+ /* get a top bucket for specified hash from cache,
+ * body for FTC_NODE__TOP_FOR_HASH( cache, hash )
+ */
+ FT_LOCAL_DEF( FTC_Node* )
+ ftc_get_top_node_for_hash( FTC_Cache cache,
+ FT_PtrDist hash )
+ {
+ FTC_Node* pnode;
+ FT_UInt idx;
+
+
+ idx = (FT_UInt)( hash & cache->mask );
+ if ( idx < cache->p )
+ idx = (FT_UInt)( hash & ( 2 * cache->mask + 1 ) );
+ pnode = cache->buckets + idx;
+ return pnode;
+ }
+
+#endif /* !FTC_INLINE */
+
+
+ /* Note that this function cannot fail. If we cannot re-size the
+ * buckets array appropriately, we simply degrade the hash table's
+ * performance!
+ */
+ static void
+ ftc_cache_resize( FTC_Cache cache )
+ {
+ for (;;)
+ {
+ FTC_Node node, *pnode;
+ FT_UFast p = cache->p;
+ FT_UFast mask = cache->mask;
+ FT_UFast count = mask + p + 1; /* number of buckets */
+
+
+ /* do we need to shrink the buckets array? */
+ if ( cache->slack < 0 )
+ {
+ FTC_Node new_list = NULL;
+
+
+ /* try to expand the buckets array _before_ splitting
+ * the bucket lists
+ */
+ if ( p >= mask )
+ {
+ FT_Memory memory = cache->memory;
+ FT_Error error;
+
+
+ /* if we can't expand the array, leave immediately */
+ if ( FT_RENEW_ARRAY( cache->buckets,
+ ( mask + 1 ) * 2, ( mask + 1 ) * 4 ) )
+ break;
+ }
+
+ /* split a single bucket */
+ pnode = cache->buckets + p;
+
+ for (;;)
+ {
+ node = *pnode;
+ if ( node == NULL )
+ break;
+
+ if ( node->hash & ( mask + 1 ) )
+ {
+ *pnode = node->link;
+ node->link = new_list;
+ new_list = node;
+ }
+ else
+ pnode = &node->link;
+ }
+
+ cache->buckets[p + mask + 1] = new_list;
+
+ cache->slack += FTC_HASH_MAX_LOAD;
+
+ if ( p >= mask )
+ {
+ cache->mask = 2 * mask + 1;
+ cache->p = 0;
+ }
+ else
+ cache->p = p + 1;
+ }
+
+ /* do we need to expand the buckets array? */
+ else if ( cache->slack > (FT_Long)count * FTC_HASH_SUB_LOAD )
+ {
+ FT_UFast old_index = p + mask;
+ FTC_Node* pold;
+
+
+ if ( old_index + 1 <= FTC_HASH_INITIAL_SIZE )
+ break;
+
+ if ( p == 0 )
+ {
+ FT_Memory memory = cache->memory;
+ FT_Error error;
+
+
+ /* if we can't shrink the array, leave immediately */
+ if ( FT_RENEW_ARRAY( cache->buckets,
+ ( mask + 1 ) * 2, mask + 1 ) )
+ break;
+
+ cache->mask >>= 1;
+ p = cache->mask;
+ }
+ else
+ p--;
+
+ pnode = cache->buckets + p;
+ while ( *pnode )
+ pnode = &(*pnode)->link;
+
+ pold = cache->buckets + old_index;
+ *pnode = *pold;
+ *pold = NULL;
+
+ cache->slack -= FTC_HASH_MAX_LOAD;
+ cache->p = p;
+ }
+
+ /* otherwise, the hash table is balanced */
+ else
+ break;
+ }
+ }
+
+
+ /* remove a node from its cache's hash table */
+ static void
+ ftc_node_hash_unlink( FTC_Node node0,
+ FTC_Cache cache )
+ {
+ FTC_Node *pnode = FTC_NODE__TOP_FOR_HASH( cache, node0->hash );
+
+
+ for (;;)
+ {
+ FTC_Node node = *pnode;
+
+
+ if ( node == NULL )
+ {
+ FT_TRACE0(( "ftc_node_hash_unlink: unknown node\n" ));
+ return;
+ }
+
+ if ( node == node0 )
+ break;
+
+ pnode = &(*pnode)->link;
+ }
+
+ *pnode = node0->link;
+ node0->link = NULL;
+
+ cache->slack++;
+ ftc_cache_resize( cache );
+ }
+
+
+ /* add a node to the `top' of its cache's hash table */
+ static void
+ ftc_node_hash_link( FTC_Node node,
+ FTC_Cache cache )
+ {
+ FTC_Node *pnode = FTC_NODE__TOP_FOR_HASH( cache, node->hash );
+
+
+ node->link = *pnode;
+ *pnode = node;
+
+ cache->slack--;
+ ftc_cache_resize( cache );
+ }
+
+
+ /* remove a node from the cache manager */
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+ FT_BASE_DEF( void )
+#else
+ FT_LOCAL_DEF( void )
+#endif
+ ftc_node_destroy( FTC_Node node,
+ FTC_Manager manager )
+ {
+ FTC_Cache cache;
+
+
+#ifdef FT_DEBUG_ERROR
+ /* find node's cache */
+ if ( node->cache_index >= manager->num_caches )
+ {
+ FT_TRACE0(( "ftc_node_destroy: invalid node handle\n" ));
+ return;
+ }
+#endif
+
+ cache = manager->caches[node->cache_index];
+
+#ifdef FT_DEBUG_ERROR
+ if ( cache == NULL )
+ {
+ FT_TRACE0(( "ftc_node_destroy: invalid node handle\n" ));
+ return;
+ }
+#endif
+
+ manager->cur_weight -= cache->clazz.node_weight( node, cache );
+
+ /* remove node from mru list */
+ ftc_node_mru_unlink( node, manager );
+
+ /* remove node from cache's hash table */
+ ftc_node_hash_unlink( node, cache );
+
+ /* now finalize it */
+ cache->clazz.node_free( node, cache );
+
+#if 0
+ /* check, just in case of general corruption :-) */
+ if ( manager->num_nodes == 0 )
+ FT_TRACE0(( "ftc_node_destroy: invalid cache node count (%d)\n",
+ manager->num_nodes ));
+#endif
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** ABSTRACT CACHE CLASS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ FT_LOCAL_DEF( FT_Error )
+ FTC_Cache_Init( FTC_Cache cache )
+ {
+ return ftc_cache_init( cache );
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ ftc_cache_init( FTC_Cache cache )
+ {
+ FT_Memory memory = cache->memory;
+ FT_Error error;
+
+
+ cache->p = 0;
+ cache->mask = FTC_HASH_INITIAL_SIZE - 1;
+ cache->slack = FTC_HASH_INITIAL_SIZE * FTC_HASH_MAX_LOAD;
+
+ (void)FT_NEW_ARRAY( cache->buckets, FTC_HASH_INITIAL_SIZE * 2 );
+ return error;
+ }
+
+
+ static void
+ FTC_Cache_Clear( FTC_Cache cache )
+ {
+ if ( cache && cache->buckets )
+ {
+ FTC_Manager manager = cache->manager;
+ FT_UFast i;
+ FT_UFast count;
+
+
+ count = cache->p + cache->mask + 1;
+
+ for ( i = 0; i < count; i++ )
+ {
+ FTC_Node *pnode = cache->buckets + i, next, node = *pnode;
+
+
+ while ( node )
+ {
+ next = node->link;
+ node->link = NULL;
+
+ /* remove node from mru list */
+ ftc_node_mru_unlink( node, manager );
+
+ /* now finalize it */
+ manager->cur_weight -= cache->clazz.node_weight( node, cache );
+
+ cache->clazz.node_free( node, cache );
+ node = next;
+ }
+ cache->buckets[i] = NULL;
+ }
+ ftc_cache_resize( cache );
+ }
+ }
+
+
+ FT_LOCAL_DEF( void )
+ ftc_cache_done( FTC_Cache cache )
+ {
+ if ( cache->memory )
+ {
+ FT_Memory memory = cache->memory;
+
+
+ FTC_Cache_Clear( cache );
+
+ FT_FREE( cache->buckets );
+ cache->mask = 0;
+ cache->p = 0;
+ cache->slack = 0;
+
+ cache->memory = NULL;
+ }
+ }
+
+
+ FT_LOCAL_DEF( void )
+ FTC_Cache_Done( FTC_Cache cache )
+ {
+ ftc_cache_done( cache );
+ }
+
+
+ static void
+ ftc_cache_add( FTC_Cache cache,
+ FT_PtrDist hash,
+ FTC_Node node )
+ {
+ node->hash = hash;
+ node->cache_index = (FT_UInt16)cache->index;
+ node->ref_count = 0;
+
+ ftc_node_hash_link( node, cache );
+ ftc_node_mru_link( node, cache->manager );
+
+ {
+ FTC_Manager manager = cache->manager;
+
+
+ manager->cur_weight += cache->clazz.node_weight( node, cache );
+
+ if ( manager->cur_weight >= manager->max_weight )
+ {
+ node->ref_count++;
+ FTC_Manager_Compress( manager );
+ node->ref_count--;
+ }
+ }
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ FTC_Cache_NewNode( FTC_Cache cache,
+ FT_PtrDist hash,
+ FT_Pointer query,
+ FTC_Node *anode )
+ {
+ FT_Error error;
+ FTC_Node node;
+
+
+ /*
+ * We use the FTC_CACHE_TRYLOOP macros to support out-of-memory
+ * errors (OOM) correctly, i.e., by flushing the cache progressively
+ * in order to make more room.
+ */
+
+ FTC_CACHE_TRYLOOP( cache )
+ {
+ error = cache->clazz.node_new( &node, query, cache );
+ }
+ FTC_CACHE_TRYLOOP_END( NULL );
+
+ if ( error )
+ node = NULL;
+ else
+ {
+ /* don't assume that the cache has the same number of buckets, since
+ * our allocation request might have triggered global cache flushing
+ */
+ ftc_cache_add( cache, hash, node );
+ }
+
+ *anode = node;
+ return error;
+ }
+
+
+#ifndef FTC_INLINE
+
+ FT_LOCAL_DEF( FT_Error )
+ FTC_Cache_Lookup( FTC_Cache cache,
+ FT_PtrDist hash,
+ FT_Pointer query,
+ FTC_Node *anode )
+ {
+ FTC_Node* bucket;
+ FTC_Node* pnode;
+ FTC_Node node;
+ FT_Error error = FTC_Err_Ok;
+ FT_Bool list_changed = FALSE;
+
+ FTC_Node_CompareFunc compare = cache->clazz.node_compare;
+
+
+ if ( cache == NULL || anode == NULL )
+ return FTC_Err_Invalid_Argument;
+
+ /* Go to the `top' node of the list sharing same masked hash */
+ bucket = pnode = FTC_NODE__TOP_FOR_HASH( cache, hash );
+
+ /* Lookup a node with exactly same hash and queried properties. */
+ /* NOTE: _nodcomp() may change the linked list to reduce memory. */
+ for (;;)
+ {
+ node = *pnode;
+ if ( node == NULL )
+ goto NewNode;
+
+ if ( node->hash == hash &&
+ compare( node, query, cache, &list_changed ) )
+ break;
+
+ pnode = &node->link;
+ }
+
+ if ( list_changed )
+ {
+ /* Update bucket by modified linked list */
+ bucket = pnode = FTC_NODE__TOP_FOR_HASH( cache, hash );
+
+ /* Update pnode by modified linked list */
+ while ( *pnode != node )
+ {
+ if ( *pnode == NULL )
+ {
+ FT_ERROR(( "FTC_Cache_Lookup: oops!!! node missing\n" ));
+ goto NewNode;
+ }
+ else
+ pnode = &((*pnode)->link);
+ }
+ }
+
+ /* Reorder the list to move the found node to the `top' */
+ if ( node != *bucket )
+ {
+ *pnode = node->link;
+ node->link = *bucket;
+ *bucket = node;
+ }
+
+ /* move to head of MRU list */
+ {
+ FTC_Manager manager = cache->manager;
+
+
+ if ( node != manager->nodes_list )
+ ftc_node_mru_up( node, manager );
+ }
+ *anode = node;
+
+ return error;
+
+ NewNode:
+ return FTC_Cache_NewNode( cache, hash, query, anode );
+ }
+
+#endif /* !FTC_INLINE */
+
+
+ FT_LOCAL_DEF( void )
+ FTC_Cache_RemoveFaceID( FTC_Cache cache,
+ FTC_FaceID face_id )
+ {
+ FT_UFast i, count;
+ FTC_Manager manager = cache->manager;
+ FTC_Node frees = NULL;
+
+
+ count = cache->p + cache->mask + 1;
+ for ( i = 0; i < count; i++ )
+ {
+ FTC_Node* bucket = cache->buckets + i;
+ FTC_Node* pnode = bucket;
+
+
+ for ( ;; )
+ {
+ FTC_Node node = *pnode;
+ FT_Bool list_changed = FALSE;
+
+
+ if ( node == NULL )
+ break;
+
+ if ( cache->clazz.node_remove_faceid( node, face_id,
+ cache, &list_changed ) )
+ {
+ *pnode = node->link;
+ node->link = frees;
+ frees = node;
+ }
+ else
+ pnode = &node->link;
+ }
+ }
+
+ /* remove all nodes in the free list */
+ while ( frees )
+ {
+ FTC_Node node;
+
+
+ node = frees;
+ frees = node->link;
+
+ manager->cur_weight -= cache->clazz.node_weight( node, cache );
+ ftc_node_mru_unlink( node, manager );
+
+ cache->clazz.node_free( node, cache );
+
+ cache->slack++;
+ }
+
+ ftc_cache_resize( cache );
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftccache.h */
+/* */
+/* FreeType internal cache interface (specification). */
+/* */
+/* Copyright 2000-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2009, 2010, */
+/* 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTCCACHE_H__
+#define __FTCCACHE_H__
+
+
+#include "ftcmru.h"
+
+FT_BEGIN_HEADER
+
+#define _FTC_FACE_ID_HASH( i ) \
+ ((FT_PtrDist)(( (FT_PtrDist)(i) >> 3 ) ^ ( (FT_PtrDist)(i) << 7 )))
+
+ /* handle to cache object */
+ typedef struct FTC_CacheRec_* FTC_Cache;
+
+ /* handle to cache class */
+ typedef const struct FTC_CacheClassRec_* FTC_CacheClass;
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** CACHE NODE DEFINITIONS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /*************************************************************************/
+ /* */
+ /* Each cache controls one or more cache nodes. Each node is part of */
+ /* the global_lru list of the manager. Its `data' field however is used */
+ /* as a reference count for now. */
+ /* */
+ /* A node can be anything, depending on the type of information held by */
+ /* the cache. It can be an individual glyph image, a set of bitmaps */
+ /* glyphs for a given size, some metrics, etc. */
+ /* */
+ /*************************************************************************/
+
+ /* structure size should be 20 bytes on 32-bits machines */
+ typedef struct FTC_NodeRec_
+ {
+ FTC_MruNodeRec mru; /* circular mru list pointer */
+ FTC_Node link; /* used for hashing */
+ FT_PtrDist hash; /* used for hashing too */
+ FT_UShort cache_index; /* index of cache the node belongs to */
+ FT_Short ref_count; /* reference count for this node */
+
+ } FTC_NodeRec;
+
+
+#define FTC_NODE( x ) ( (FTC_Node)(x) )
+#define FTC_NODE_P( x ) ( (FTC_Node*)(x) )
+
+#define FTC_NODE__NEXT( x ) FTC_NODE( (x)->mru.next )
+#define FTC_NODE__PREV( x ) FTC_NODE( (x)->mru.prev )
+
+#ifdef FTC_INLINE
+#define FTC_NODE__TOP_FOR_HASH( cache, hash ) \
+ ( ( cache )->buckets + \
+ ( ( ( ( hash ) & ( cache )->mask ) < ( cache )->p ) \
+ ? ( ( hash ) & ( ( cache )->mask * 2 + 1 ) ) \
+ : ( ( hash ) & ( cache )->mask ) ) )
+#else
+ FT_LOCAL( FTC_Node* )
+ ftc_get_top_node_for_hash( FTC_Cache cache,
+ FT_PtrDist hash );
+#define FTC_NODE__TOP_FOR_HASH( cache, hash ) \
+ ftc_get_top_node_for_hash( ( cache ), ( hash ) )
+#endif
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+ FT_BASE( void )
+ ftc_node_destroy( FTC_Node node,
+ FTC_Manager manager );
+#endif
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** CACHE DEFINITIONS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* initialize a new cache node */
+ typedef FT_Error
+ (*FTC_Node_NewFunc)( FTC_Node *pnode,
+ FT_Pointer query,
+ FTC_Cache cache );
+
+ typedef FT_Offset
+ (*FTC_Node_WeightFunc)( FTC_Node node,
+ FTC_Cache cache );
+
+ /* compare a node to a given key pair */
+ typedef FT_Bool
+ (*FTC_Node_CompareFunc)( FTC_Node node,
+ FT_Pointer key,
+ FTC_Cache cache,
+ FT_Bool* list_changed );
+
+
+ typedef void
+ (*FTC_Node_FreeFunc)( FTC_Node node,
+ FTC_Cache cache );
+
+ typedef FT_Error
+ (*FTC_Cache_InitFunc)( FTC_Cache cache );
+
+ typedef void
+ (*FTC_Cache_DoneFunc)( FTC_Cache cache );
+
+
+ typedef struct FTC_CacheClassRec_
+ {
+ FTC_Node_NewFunc node_new;
+ FTC_Node_WeightFunc node_weight;
+ FTC_Node_CompareFunc node_compare;
+ FTC_Node_CompareFunc node_remove_faceid;
+ FTC_Node_FreeFunc node_free;
+
+ FT_Offset cache_size;
+ FTC_Cache_InitFunc cache_init;
+ FTC_Cache_DoneFunc cache_done;
+
+ } FTC_CacheClassRec;
+
+
+ /* each cache really implements a dynamic hash table to manage its nodes */
+ typedef struct FTC_CacheRec_
+ {
+ FT_UFast p;
+ FT_UFast mask;
+ FT_Long slack;
+ FTC_Node* buckets;
+
+ FTC_CacheClassRec clazz; /* local copy, for speed */
+
+ FTC_Manager manager;
+ FT_Memory memory;
+ FT_UInt index; /* in manager's table */
+
+ FTC_CacheClass org_class; /* original class pointer */
+
+ } FTC_CacheRec;
+
+
+#define FTC_CACHE( x ) ( (FTC_Cache)(x) )
+#define FTC_CACHE_P( x ) ( (FTC_Cache*)(x) )
+
+
+ /* default cache initialize */
+ FT_LOCAL( FT_Error )
+ FTC_Cache_Init( FTC_Cache cache );
+
+ /* default cache finalizer */
+ FT_LOCAL( void )
+ FTC_Cache_Done( FTC_Cache cache );
+
+ /* Call this function to look up the cache. If no corresponding
+ * node is found, a new one is automatically created. This function
+ * is capable of flushing the cache adequately to make room for the
+ * new cache object.
+ */
+
+#ifndef FTC_INLINE
+ FT_LOCAL( FT_Error )
+ FTC_Cache_Lookup( FTC_Cache cache,
+ FT_PtrDist hash,
+ FT_Pointer query,
+ FTC_Node *anode );
+#endif
+
+ FT_LOCAL( FT_Error )
+ FTC_Cache_NewNode( FTC_Cache cache,
+ FT_PtrDist hash,
+ FT_Pointer query,
+ FTC_Node *anode );
+
+ /* Remove all nodes that relate to a given face_id. This is useful
+ * when un-installing fonts. Note that if a cache node relates to
+ * the face_id but is locked (i.e., has `ref_count > 0'), the node
+ * will _not_ be destroyed, but its internal face_id reference will
+ * be modified.
+ *
+ * The final result will be that the node will never come back
+ * in further lookup requests, and will be flushed on demand from
+ * the cache normally when its reference count reaches 0.
+ */
+ FT_LOCAL( void )
+ FTC_Cache_RemoveFaceID( FTC_Cache cache,
+ FTC_FaceID face_id );
+
+
+#ifdef FTC_INLINE
+
+#define FTC_CACHE_LOOKUP_CMP( cache, nodecmp, hash, query, node, error ) \
+ FT_BEGIN_STMNT \
+ FTC_Node *_bucket, *_pnode, _node; \
+ FTC_Cache _cache = FTC_CACHE(cache); \
+ FT_PtrDist _hash = (FT_PtrDist)(hash); \
+ FTC_Node_CompareFunc _nodcomp = (FTC_Node_CompareFunc)(nodecmp); \
+ FT_Bool _list_changed = FALSE; \
+ \
+ \
+ error = FTC_Err_Ok; \
+ node = NULL; \
+ \
+ /* Go to the `top' node of the list sharing same masked hash */ \
+ _bucket = _pnode = FTC_NODE__TOP_FOR_HASH( _cache, _hash ); \
+ \
+ /* Look up a node with identical hash and queried properties. */ \
+ /* NOTE: _nodcomp() may change the linked list to reduce memory. */ \
+ for (;;) \
+ { \
+ _node = *_pnode; \
+ if ( _node == NULL ) \
+ goto _NewNode; \
+ \
+ if ( _node->hash == _hash && \
+ _nodcomp( _node, query, _cache, &_list_changed ) ) \
+ break; \
+ \
+ _pnode = &_node->link; \
+ } \
+ \
+ if ( _list_changed ) \
+ { \
+ /* Update _bucket by possibly modified linked list */ \
+ _bucket = _pnode = FTC_NODE__TOP_FOR_HASH( _cache, _hash ); \
+ \
+ /* Update _pnode by possibly modified linked list */ \
+ while ( *_pnode != _node ) \
+ { \
+ if ( *_pnode == NULL ) \
+ { \
+ FT_ERROR(( "FTC_CACHE_LOOKUP_CMP: oops!!! node missing\n" )); \
+ goto _NewNode; \
+ } \
+ else \
+ _pnode = &((*_pnode)->link); \
+ } \
+ } \
+ \
+ /* Reorder the list to move the found node to the `top' */ \
+ if ( _node != *_bucket ) \
+ { \
+ *_pnode = _node->link; \
+ _node->link = *_bucket; \
+ *_bucket = _node; \
+ } \
+ \
+ /* Update MRU list */ \
+ { \
+ FTC_Manager _manager = _cache->manager; \
+ void* _nl = &_manager->nodes_list; \
+ \
+ \
+ if ( _node != _manager->nodes_list ) \
+ FTC_MruNode_Up( (FTC_MruNode*)_nl, \
+ (FTC_MruNode)_node ); \
+ } \
+ goto _Ok; \
+ \
+ _NewNode: \
+ error = FTC_Cache_NewNode( _cache, _hash, query, &_node ); \
+ \
+ _Ok: \
+ node = _node; \
+ FT_END_STMNT
+
+#else /* !FTC_INLINE */
+
+#define FTC_CACHE_LOOKUP_CMP( cache, nodecmp, hash, query, node, error ) \
+ FT_BEGIN_STMNT \
+ error = FTC_Cache_Lookup( FTC_CACHE( cache ), hash, query, \
+ (FTC_Node*)&(node) ); \
+ FT_END_STMNT
+
+#endif /* !FTC_INLINE */
+
+
+ /*
+ * This macro, together with FTC_CACHE_TRYLOOP_END, defines a retry
+ * loop to flush the cache repeatedly in case of memory overflows.
+ *
+ * It is used when creating a new cache node, or within a lookup
+ * that needs to allocate data (e.g. the sbit cache lookup).
+ *
+ * Example:
+ *
+ * {
+ * FTC_CACHE_TRYLOOP( cache )
+ * error = load_data( ... );
+ * FTC_CACHE_TRYLOOP_END()
+ * }
+ *
+ */
+#define FTC_CACHE_TRYLOOP( cache ) \
+ { \
+ FTC_Manager _try_manager = FTC_CACHE( cache )->manager; \
+ FT_UInt _try_count = 4; \
+ \
+ \
+ for (;;) \
+ { \
+ FT_UInt _try_done;
+
+
+#define FTC_CACHE_TRYLOOP_END( list_changed ) \
+ if ( !error || error != FTC_Err_Out_Of_Memory ) \
+ break; \
+ \
+ _try_done = FTC_Manager_FlushN( _try_manager, _try_count ); \
+ if ( _try_done > 0 && ( list_changed ) ) \
+ *(FT_Bool*)( list_changed ) = TRUE; \
+ \
+ if ( _try_done == 0 ) \
+ break; \
+ \
+ if ( _try_done == _try_count ) \
+ { \
+ _try_count *= 2; \
+ if ( _try_count < _try_done || \
+ _try_count > _try_manager->num_nodes ) \
+ _try_count = _try_manager->num_nodes; \
+ } \
+ } \
+ }
+
+ /* */
+
+FT_END_HEADER
+
+
+#endif /* __FTCCACHE_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftccback.h */
+/* */
+/* Callback functions of the caching sub-system (specification only). */
+/* */
+/* Copyright 2004, 2005, 2006, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+#ifndef __FTCCBACK_H__
+#define __FTCCBACK_H__
+
+#include <ft2build.h>
+#include FT_CACHE_H
+#include "ftcmru.h"
+#include "ftcimage.h"
+#include "ftcmanag.h"
+#include "ftcglyph.h"
+#include "ftcsbits.h"
+
+
+ FT_LOCAL( void )
+ ftc_inode_free( FTC_Node inode,
+ FTC_Cache cache );
+
+ FT_LOCAL( FT_Error )
+ ftc_inode_new( FTC_Node *pinode,
+ FT_Pointer gquery,
+ FTC_Cache cache );
+
+ FT_LOCAL( FT_Offset )
+ ftc_inode_weight( FTC_Node inode,
+ FTC_Cache cache );
+
+
+ FT_LOCAL( void )
+ ftc_snode_free( FTC_Node snode,
+ FTC_Cache cache );
+
+ FT_LOCAL( FT_Error )
+ ftc_snode_new( FTC_Node *psnode,
+ FT_Pointer gquery,
+ FTC_Cache cache );
+
+ FT_LOCAL( FT_Offset )
+ ftc_snode_weight( FTC_Node snode,
+ FTC_Cache cache );
+
+ FT_LOCAL( FT_Bool )
+ ftc_snode_compare( FTC_Node snode,
+ FT_Pointer gquery,
+ FTC_Cache cache,
+ FT_Bool* list_changed );
+
+
+ FT_LOCAL( FT_Bool )
+ ftc_gnode_compare( FTC_Node gnode,
+ FT_Pointer gquery,
+ FTC_Cache cache,
+ FT_Bool* list_changed );
+
+
+ FT_LOCAL( FT_Error )
+ ftc_gcache_init( FTC_Cache cache );
+
+ FT_LOCAL( void )
+ ftc_gcache_done( FTC_Cache cache );
+
+
+ FT_LOCAL( FT_Error )
+ ftc_cache_init( FTC_Cache cache );
+
+ FT_LOCAL( void )
+ ftc_cache_done( FTC_Cache cache );
+
+#ifndef FT_CONFIG_OPTION_OLD_INTERNALS
+ FT_LOCAL( void )
+ ftc_node_destroy( FTC_Node node,
+ FTC_Manager manager );
+#endif
+
+#endif /* __FTCCBACK_H__ */
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftccmap.c */
+/* */
+/* FreeType CharMap cache (body) */
+/* */
+/* Copyright 2000-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, */
+/* 2010, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+#include FT_CACHE_H
+#include "ftcmanag.h"
+#include FT_INTERNAL_MEMORY_H
+#include FT_INTERNAL_OBJECTS_H
+#include FT_INTERNAL_DEBUG_H
+
+#include "ftccback.h"
+#include "ftcerror.h"
+
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_cache
+
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+
+ typedef enum FTC_OldCMapType_
+ {
+ FTC_OLD_CMAP_BY_INDEX = 0,
+ FTC_OLD_CMAP_BY_ENCODING = 1,
+ FTC_OLD_CMAP_BY_ID = 2
+
+ } FTC_OldCMapType;
+
+
+ typedef struct FTC_OldCMapIdRec_
+ {
+ FT_UInt platform;
+ FT_UInt encoding;
+
+ } FTC_OldCMapIdRec, *FTC_OldCMapId;
+
+
+ typedef struct FTC_OldCMapDescRec_
+ {
+ FTC_FaceID face_id;
+ FTC_OldCMapType type;
+
+ union
+ {
+ FT_UInt index;
+ FT_Encoding encoding;
+ FTC_OldCMapIdRec id;
+
+ } u;
+
+ } FTC_OldCMapDescRec, *FTC_OldCMapDesc;
+
+#endif /* FT_CONFIG_OLD_INTERNALS */
+
+
+ /*************************************************************************/
+ /* */
+ /* Each FTC_CMapNode contains a simple array to map a range of character */
+ /* codes to equivalent glyph indices. */
+ /* */
+ /* For now, the implementation is very basic: Each node maps a range of */
+ /* 128 consecutive character codes to their corresponding glyph indices. */
+ /* */
+ /* We could do more complex things, but I don't think it is really very */
+ /* useful. */
+ /* */
+ /*************************************************************************/
+
+
+ /* number of glyph indices / character code per node */
+#define FTC_CMAP_INDICES_MAX 128
+
+ /* compute a query/node hash */
+#define FTC_CMAP_HASH( faceid, index, charcode ) \
+ ( _FTC_FACE_ID_HASH( faceid ) + 211 * (index) + \
+ ( (charcode) / FTC_CMAP_INDICES_MAX ) )
+
+ /* the charmap query */
+ typedef struct FTC_CMapQueryRec_
+ {
+ FTC_FaceID face_id;
+ FT_UInt cmap_index;
+ FT_UInt32 char_code;
+
+ } FTC_CMapQueryRec, *FTC_CMapQuery;
+
+#define FTC_CMAP_QUERY( x ) ((FTC_CMapQuery)(x))
+#define FTC_CMAP_QUERY_HASH( x ) \
+ FTC_CMAP_HASH( (x)->face_id, (x)->cmap_index, (x)->char_code )
+
+ /* the cmap cache node */
+ typedef struct FTC_CMapNodeRec_
+ {
+ FTC_NodeRec node;
+ FTC_FaceID face_id;
+ FT_UInt cmap_index;
+ FT_UInt32 first; /* first character in node */
+ FT_UInt16 indices[FTC_CMAP_INDICES_MAX]; /* array of glyph indices */
+
+ } FTC_CMapNodeRec, *FTC_CMapNode;
+
+#define FTC_CMAP_NODE( x ) ( (FTC_CMapNode)( x ) )
+#define FTC_CMAP_NODE_HASH( x ) \
+ FTC_CMAP_HASH( (x)->face_id, (x)->cmap_index, (x)->first )
+
+ /* if (indices[n] == FTC_CMAP_UNKNOWN), we assume that the corresponding */
+ /* glyph indices haven't been queried through FT_Get_Glyph_Index() yet */
+#define FTC_CMAP_UNKNOWN ( (FT_UInt16)-1 )
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** CHARMAP NODES *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ FT_CALLBACK_DEF( void )
+ ftc_cmap_node_free( FTC_Node ftcnode,
+ FTC_Cache cache )
+ {
+ FTC_CMapNode node = (FTC_CMapNode)ftcnode;
+ FT_Memory memory = cache->memory;
+
+
+ FT_FREE( node );
+ }
+
+
+ /* initialize a new cmap node */
+ FT_CALLBACK_DEF( FT_Error )
+ ftc_cmap_node_new( FTC_Node *ftcanode,
+ FT_Pointer ftcquery,
+ FTC_Cache cache )
+ {
+ FTC_CMapNode *anode = (FTC_CMapNode*)ftcanode;
+ FTC_CMapQuery query = (FTC_CMapQuery)ftcquery;
+ FT_Error error;
+ FT_Memory memory = cache->memory;
+ FTC_CMapNode node = NULL;
+ FT_UInt nn;
+
+
+ if ( !FT_NEW( node ) )
+ {
+ node->face_id = query->face_id;
+ node->cmap_index = query->cmap_index;
+ node->first = (query->char_code / FTC_CMAP_INDICES_MAX) *
+ FTC_CMAP_INDICES_MAX;
+
+ for ( nn = 0; nn < FTC_CMAP_INDICES_MAX; nn++ )
+ node->indices[nn] = FTC_CMAP_UNKNOWN;
+ }
+
+ *anode = node;
+ return error;
+ }
+
+
+ /* compute the weight of a given cmap node */
+ FT_CALLBACK_DEF( FT_Offset )
+ ftc_cmap_node_weight( FTC_Node cnode,
+ FTC_Cache cache )
+ {
+ FT_UNUSED( cnode );
+ FT_UNUSED( cache );
+
+ return sizeof ( *cnode );
+ }
+
+
+ /* compare a cmap node to a given query */
+ FT_CALLBACK_DEF( FT_Bool )
+ ftc_cmap_node_compare( FTC_Node ftcnode,
+ FT_Pointer ftcquery,
+ FTC_Cache cache,
+ FT_Bool* list_changed )
+ {
+ FTC_CMapNode node = (FTC_CMapNode)ftcnode;
+ FTC_CMapQuery query = (FTC_CMapQuery)ftcquery;
+ FT_UNUSED( cache );
+
+
+ if ( list_changed )
+ *list_changed = FALSE;
+ if ( node->face_id == query->face_id &&
+ node->cmap_index == query->cmap_index )
+ {
+ FT_UInt32 offset = (FT_UInt32)( query->char_code - node->first );
+
+
+ return FT_BOOL( offset < FTC_CMAP_INDICES_MAX );
+ }
+
+ return 0;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Bool )
+ ftc_cmap_node_remove_faceid( FTC_Node ftcnode,
+ FT_Pointer ftcface_id,
+ FTC_Cache cache,
+ FT_Bool* list_changed )
+ {
+ FTC_CMapNode node = (FTC_CMapNode)ftcnode;
+ FTC_FaceID face_id = (FTC_FaceID)ftcface_id;
+ FT_UNUSED( cache );
+
+
+ if ( list_changed )
+ *list_changed = FALSE;
+ return FT_BOOL( node->face_id == face_id );
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** GLYPH IMAGE CACHE *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ FT_CALLBACK_TABLE_DEF
+ const FTC_CacheClassRec ftc_cmap_cache_class =
+ {
+ ftc_cmap_node_new,
+ ftc_cmap_node_weight,
+ ftc_cmap_node_compare,
+ ftc_cmap_node_remove_faceid,
+ ftc_cmap_node_free,
+
+ sizeof ( FTC_CacheRec ),
+ ftc_cache_init,
+ ftc_cache_done,
+ };
+
+
+ /* documentation is in ftcache.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FTC_CMapCache_New( FTC_Manager manager,
+ FTC_CMapCache *acache )
+ {
+ return FTC_Manager_RegisterCache( manager,
+ &ftc_cmap_cache_class,
+ FTC_CACHE_P( acache ) );
+ }
+
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+
+ /*
+ * Unfortunately, it is not possible to support binary backwards
+ * compatibility in the cmap cache. The FTC_CMapCache_Lookup signature
+ * changes were too deep, and there is no clever hackish way to detect
+ * what kind of structure we are being passed.
+ *
+ * On the other hand it seems that no production code is using this
+ * function on Unix distributions.
+ */
+
+#endif
+
+
+ /* documentation is in ftcache.h */
+
+ FT_EXPORT_DEF( FT_UInt )
+ FTC_CMapCache_Lookup( FTC_CMapCache cmap_cache,
+ FTC_FaceID face_id,
+ FT_Int cmap_index,
+ FT_UInt32 char_code )
+ {
+ FTC_Cache cache = FTC_CACHE( cmap_cache );
+ FTC_CMapQueryRec query;
+ FTC_Node node;
+ FT_Error error;
+ FT_UInt gindex = 0;
+ FT_PtrDist hash;
+ FT_Int no_cmap_change = 0;
+
+
+ if ( cmap_index < 0 )
+ {
+ /* Treat a negative cmap index as a special value, meaning that you */
+ /* don't want to change the FT_Face's character map through this */
+ /* call. This can be useful if the face requester callback already */
+ /* sets the face's charmap to the appropriate value. */
+
+ no_cmap_change = 1;
+ cmap_index = 0;
+ }
+
+ if ( !cache )
+ {
+ FT_TRACE0(( "FTC_CMapCache_Lookup: bad arguments, returning 0\n" ));
+ return 0;
+ }
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+
+ /*
+ * If cmap_index is greater than the maximum number of cachable
+ * charmaps, we assume the request is from a legacy rogue client
+ * using old internal header. See include/config/ftoption.h.
+ */
+ if ( cmap_index > FT_MAX_CHARMAP_CACHEABLE && !no_cmap_change )
+ {
+ FTC_OldCMapDesc desc = (FTC_OldCMapDesc) face_id;
+
+
+ char_code = (FT_UInt32)cmap_index;
+ query.face_id = desc->face_id;
+
+
+ switch ( desc->type )
+ {
+ case FTC_OLD_CMAP_BY_INDEX:
+ query.cmap_index = desc->u.index;
+ query.char_code = (FT_UInt32)cmap_index;
+ break;
+
+ case FTC_OLD_CMAP_BY_ENCODING:
+ {
+ FT_Face face;
+
+
+ error = FTC_Manager_LookupFace( cache->manager, desc->face_id,
+ &face );
+ if ( error )
+ return 0;
+
+ FT_Select_Charmap( face, desc->u.encoding );
+
+ return FT_Get_Char_Index( face, char_code );
+ }
+
+ default:
+ return 0;
+ }
+ }
+ else
+
+#endif /* FT_CONFIG_OPTION_OLD_INTERNALS */
+
+ {
+ query.face_id = face_id;
+ query.cmap_index = (FT_UInt)cmap_index;
+ query.char_code = char_code;
+ }
+
+ hash = FTC_CMAP_HASH( face_id, cmap_index, char_code );
+
+#if 1
+ FTC_CACHE_LOOKUP_CMP( cache, ftc_cmap_node_compare, hash, &query,
+ node, error );
+#else
+ error = FTC_Cache_Lookup( cache, hash, &query, &node );
+#endif
+ if ( error )
+ goto Exit;
+
+ FT_ASSERT( (FT_UInt)( char_code - FTC_CMAP_NODE( node )->first ) <
+ FTC_CMAP_INDICES_MAX );
+
+ /* something rotten can happen with rogue clients */
+ if ( (FT_UInt)( char_code - FTC_CMAP_NODE( node )->first >=
+ FTC_CMAP_INDICES_MAX ) )
+ return 0; /* XXX: should return appropriate error */
+
+ gindex = FTC_CMAP_NODE( node )->indices[char_code -
+ FTC_CMAP_NODE( node )->first];
+ if ( gindex == FTC_CMAP_UNKNOWN )
+ {
+ FT_Face face;
+
+
+ gindex = 0;
+
+ error = FTC_Manager_LookupFace( cache->manager,
+ FTC_CMAP_NODE( node )->face_id,
+ &face );
+ if ( error )
+ goto Exit;
+
+#ifdef FT_MAX_CHARMAP_CACHEABLE
+ /* something rotten can happen with rogue clients */
+ if ( cmap_index > FT_MAX_CHARMAP_CACHEABLE )
+ return 0; /* XXX: should return appropriate error */
+#endif
+
+ if ( (FT_UInt)cmap_index < (FT_UInt)face->num_charmaps )
+ {
+ FT_CharMap old, cmap = NULL;
+
+
+ old = face->charmap;
+ cmap = face->charmaps[cmap_index];
+
+ if ( old != cmap && !no_cmap_change )
+ FT_Set_Charmap( face, cmap );
+
+ gindex = FT_Get_Char_Index( face, char_code );
+
+ if ( old != cmap && !no_cmap_change )
+ FT_Set_Charmap( face, old );
+ }
+
+ FTC_CMAP_NODE( node )->indices[char_code -
+ FTC_CMAP_NODE( node )->first]
+ = (FT_UShort)gindex;
+ }
+
+ Exit:
+ return gindex;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftcerror.h */
+/* */
+/* Caching sub-system error codes (specification only). */
+/* */
+/* Copyright 2001, 2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This file is used to define the caching sub-system error enumeration */
+ /* constants. */
+ /* */
+ /*************************************************************************/
+
+#ifndef __FTCERROR_H__
+#define __FTCERROR_H__
+
+#include FT_MODULE_ERRORS_H
+
+#undef __FTERRORS_H__
+
+#undef FT_ERR_PREFIX
+#define FT_ERR_PREFIX FTC_Err_
+#define FT_ERR_BASE FT_Mod_Err_Cache
+
+#include FT_ERRORS_H
+
+#endif /* __FTCERROR_H__ */
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftcglyph.c */
+/* */
+/* FreeType Glyph Image (FT_Glyph) cache (body). */
+/* */
+/* Copyright 2000-2001, 2003, 2004, 2006, 2009, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_OBJECTS_H
+#include FT_CACHE_H
+#include "ftcglyph.h"
+#include FT_ERRORS_H
+
+#include "ftccback.h"
+#include "ftcerror.h"
+
+
+ /* create a new chunk node, setting its cache index and ref count */
+ FT_LOCAL_DEF( void )
+ FTC_GNode_Init( FTC_GNode gnode,
+ FT_UInt gindex,
+ FTC_Family family )
+ {
+ gnode->family = family;
+ gnode->gindex = gindex;
+ family->num_nodes++;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ FTC_GNode_UnselectFamily( FTC_GNode gnode,
+ FTC_Cache cache )
+ {
+ FTC_Family family = gnode->family;
+
+
+ gnode->family = NULL;
+ if ( family && --family->num_nodes == 0 )
+ FTC_FAMILY_FREE( family, cache );
+ }
+
+
+ FT_LOCAL_DEF( void )
+ FTC_GNode_Done( FTC_GNode gnode,
+ FTC_Cache cache )
+ {
+ /* finalize the node */
+ gnode->gindex = 0;
+
+ FTC_GNode_UnselectFamily( gnode, cache );
+ }
+
+
+ FT_LOCAL_DEF( FT_Bool )
+ ftc_gnode_compare( FTC_Node ftcgnode,
+ FT_Pointer ftcgquery,
+ FTC_Cache cache,
+ FT_Bool* list_changed )
+ {
+ FTC_GNode gnode = (FTC_GNode)ftcgnode;
+ FTC_GQuery gquery = (FTC_GQuery)ftcgquery;
+ FT_UNUSED( cache );
+
+
+ if ( list_changed )
+ *list_changed = FALSE;
+ return FT_BOOL( gnode->family == gquery->family &&
+ gnode->gindex == gquery->gindex );
+ }
+
+
+#ifdef FTC_INLINE
+
+ FT_LOCAL_DEF( FT_Bool )
+ FTC_GNode_Compare( FTC_GNode gnode,
+ FTC_GQuery gquery,
+ FTC_Cache cache,
+ FT_Bool* list_changed )
+ {
+ return ftc_gnode_compare( FTC_NODE( gnode ), gquery,
+ cache, list_changed );
+ }
+
+#endif
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** CHUNK SETS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_LOCAL_DEF( void )
+ FTC_Family_Init( FTC_Family family,
+ FTC_Cache cache )
+ {
+ FTC_GCacheClass clazz = FTC_CACHE__GCACHE_CLASS( cache );
+
+
+ family->clazz = clazz->family_class;
+ family->num_nodes = 0;
+ family->cache = cache;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ ftc_gcache_init( FTC_Cache ftccache )
+ {
+ FTC_GCache cache = (FTC_GCache)ftccache;
+ FT_Error error;
+
+
+ error = FTC_Cache_Init( FTC_CACHE( cache ) );
+ if ( !error )
+ {
+ FTC_GCacheClass clazz = (FTC_GCacheClass)FTC_CACHE( cache )->org_class;
+
+ FTC_MruList_Init( &cache->families,
+ clazz->family_class,
+ 0, /* no maximum here! */
+ cache,
+ FTC_CACHE( cache )->memory );
+ }
+
+ return error;
+ }
+
+
+#if 0
+
+ FT_LOCAL_DEF( FT_Error )
+ FTC_GCache_Init( FTC_GCache cache )
+ {
+ return ftc_gcache_init( FTC_CACHE( cache ) );
+ }
+
+#endif /* 0 */
+
+
+ FT_LOCAL_DEF( void )
+ ftc_gcache_done( FTC_Cache ftccache )
+ {
+ FTC_GCache cache = (FTC_GCache)ftccache;
+
+
+ FTC_Cache_Done( (FTC_Cache)cache );
+ FTC_MruList_Done( &cache->families );
+ }
+
+
+#if 0
+
+ FT_LOCAL_DEF( void )
+ FTC_GCache_Done( FTC_GCache cache )
+ {
+ ftc_gcache_done( FTC_CACHE( cache ) );
+ }
+
+#endif /* 0 */
+
+
+ FT_LOCAL_DEF( FT_Error )
+ FTC_GCache_New( FTC_Manager manager,
+ FTC_GCacheClass clazz,
+ FTC_GCache *acache )
+ {
+ return FTC_Manager_RegisterCache( manager, (FTC_CacheClass)clazz,
+ (FTC_Cache*)acache );
+ }
+
+
+#ifndef FTC_INLINE
+
+ FT_LOCAL_DEF( FT_Error )
+ FTC_GCache_Lookup( FTC_GCache cache,
+ FT_PtrDist hash,
+ FT_UInt gindex,
+ FTC_GQuery query,
+ FTC_Node *anode )
+ {
+ FT_Error error;
+
+
+ query->gindex = gindex;
+
+ FTC_MRULIST_LOOKUP( &cache->families, query, query->family, error );
+ if ( !error )
+ {
+ FTC_Family family = query->family;
+
+
+ /* prevent the family from being destroyed too early when an */
+ /* out-of-memory condition occurs during glyph node initialization. */
+ family->num_nodes++;
+
+ error = FTC_Cache_Lookup( FTC_CACHE( cache ), hash, query, anode );
+
+ if ( --family->num_nodes == 0 )
+ FTC_FAMILY_FREE( family, cache );
+ }
+ return error;
+ }
+
+#endif /* !FTC_INLINE */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftcglyph.h */
+/* */
+/* FreeType abstract glyph cache (specification). */
+/* */
+/* Copyright 2000-2001, 2003, 2004, 2006, 2007, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*
+ *
+ * FTC_GCache is an _abstract_ cache object optimized to store glyph
+ * data. It works as follows:
+ *
+ * - It manages FTC_GNode objects. Each one of them can hold one or more
+ * glyph `items'. Item types are not specified in the FTC_GCache but
+ * in classes that extend it.
+ *
+ * - Glyph attributes, like face ID, character size, render mode, etc.,
+ * can be grouped into abstract `glyph families'. This avoids storing
+ * the attributes within the FTC_GCache, since it is likely that many
+ * FTC_GNodes will belong to the same family in typical uses.
+ *
+ * - Each FTC_GNode is thus an FTC_Node with two additional fields:
+ *
+ * * gindex: A glyph index, or the first index in a glyph range.
+ * * family: A pointer to a glyph `family'.
+ *
+ * - Family types are not fully specific in the FTC_Family type, but
+ * by classes that extend it.
+ *
+ * Note that both FTC_ImageCache and FTC_SBitCache extend FTC_GCache.
+ * They share an FTC_Family sub-class called FTC_BasicFamily which is
+ * used to store the following data: face ID, pixel/point sizes, load
+ * flags. For more details see the file `src/cache/ftcbasic.c'.
+ *
+ * Client applications can extend FTC_GNode with their own FTC_GNode
+ * and FTC_Family sub-classes to implement more complex caches (e.g.,
+ * handling automatic synthesis, like obliquing & emboldening, colored
+ * glyphs, etc.).
+ *
+ * See also the FTC_ICache & FTC_SCache classes in `ftcimage.h' and
+ * `ftcsbits.h', which both extend FTC_GCache with additional
+ * optimizations.
+ *
+ * A typical FTC_GCache implementation must provide at least the
+ * following:
+ *
+ * - FTC_GNode sub-class, e.g. MyNode, with relevant methods:
+ * my_node_new (must call FTC_GNode_Init)
+ * my_node_free (must call FTC_GNode_Done)
+ * my_node_compare (must call FTC_GNode_Compare)
+ * my_node_remove_faceid (must call ftc_gnode_unselect in case
+ * of match)
+ *
+ * - FTC_Family sub-class, e.g. MyFamily, with relevant methods:
+ * my_family_compare
+ * my_family_init
+ * my_family_reset (optional)
+ * my_family_done
+ *
+ * - FTC_GQuery sub-class, e.g. MyQuery, to hold cache-specific query
+ * data.
+ *
+ * - Constant structures for a FTC_GNodeClass.
+ *
+ * - MyCacheNew() can be implemented easily as a call to the convenience
+ * function FTC_GCache_New.
+ *
+ * - MyCacheLookup with a call to FTC_GCache_Lookup. This function will
+ * automatically:
+ *
+ * - Search for the corresponding family in the cache, or create
+ * a new one if necessary. Put it in FTC_GQUERY(myquery).family
+ *
+ * - Call FTC_Cache_Lookup.
+ *
+ * If it returns NULL, you should create a new node, then call
+ * ftc_cache_add as usual.
+ */
+
+
+ /*************************************************************************/
+ /* */
+ /* Important: The functions defined in this file are only used to */
+ /* implement an abstract glyph cache class. You need to */
+ /* provide additional logic to implement a complete cache. */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /********* *********/
+ /********* WARNING, THIS IS BETA CODE. *********/
+ /********* *********/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+#ifndef __FTCGLYPH_H__
+#define __FTCGLYPH_H__
+
+
+#include <ft2build.h>
+#include "ftcmanag.h"
+
+
+FT_BEGIN_HEADER
+
+
+ /*
+ * We can group glyphs into `families'. Each family correspond to a
+ * given face ID, character size, transform, etc.
+ *
+ * Families are implemented as MRU list nodes. They are
+ * reference-counted.
+ */
+
+ typedef struct FTC_FamilyRec_
+ {
+ FTC_MruNodeRec mrunode;
+ FT_UInt num_nodes; /* current number of nodes in this family */
+ FTC_Cache cache;
+ FTC_MruListClass clazz;
+
+ } FTC_FamilyRec, *FTC_Family;
+
+#define FTC_FAMILY(x) ( (FTC_Family)(x) )
+#define FTC_FAMILY_P(x) ( (FTC_Family*)(x) )
+
+
+ typedef struct FTC_GNodeRec_
+ {
+ FTC_NodeRec node;
+ FTC_Family family;
+ FT_UInt gindex;
+
+ } FTC_GNodeRec, *FTC_GNode;
+
+#define FTC_GNODE( x ) ( (FTC_GNode)(x) )
+#define FTC_GNODE_P( x ) ( (FTC_GNode*)(x) )
+
+
+ typedef struct FTC_GQueryRec_
+ {
+ FT_UInt gindex;
+ FTC_Family family;
+
+ } FTC_GQueryRec, *FTC_GQuery;
+
+#define FTC_GQUERY( x ) ( (FTC_GQuery)(x) )
+
+
+ /*************************************************************************/
+ /* */
+ /* These functions are exported so that they can be called from */
+ /* user-provided cache classes; otherwise, they are really part of the */
+ /* cache sub-system internals. */
+ /* */
+
+ /* must be called by derived FTC_Node_InitFunc routines */
+ FT_LOCAL( void )
+ FTC_GNode_Init( FTC_GNode node,
+ FT_UInt gindex, /* glyph index for node */
+ FTC_Family family );
+
+#ifdef FTC_INLINE
+
+ /* returns TRUE iff the query's glyph index correspond to the node; */
+ /* this assumes that the `family' and `hash' fields of the query are */
+ /* already correctly set */
+ FT_LOCAL( FT_Bool )
+ FTC_GNode_Compare( FTC_GNode gnode,
+ FTC_GQuery gquery,
+ FTC_Cache cache,
+ FT_Bool* list_changed );
+
+#endif
+
+ /* call this function to clear a node's family -- this is necessary */
+ /* to implement the `node_remove_faceid' cache method correctly */
+ FT_LOCAL( void )
+ FTC_GNode_UnselectFamily( FTC_GNode gnode,
+ FTC_Cache cache );
+
+ /* must be called by derived FTC_Node_DoneFunc routines */
+ FT_LOCAL( void )
+ FTC_GNode_Done( FTC_GNode node,
+ FTC_Cache cache );
+
+
+ FT_LOCAL( void )
+ FTC_Family_Init( FTC_Family family,
+ FTC_Cache cache );
+
+ typedef struct FTC_GCacheRec_
+ {
+ FTC_CacheRec cache;
+ FTC_MruListRec families;
+
+ } FTC_GCacheRec, *FTC_GCache;
+
+#define FTC_GCACHE( x ) ((FTC_GCache)(x))
+
+
+#if 0
+ /* can be used as @FTC_Cache_InitFunc */
+ FT_LOCAL( FT_Error )
+ FTC_GCache_Init( FTC_GCache cache );
+#endif
+
+
+#if 0
+ /* can be used as @FTC_Cache_DoneFunc */
+ FT_LOCAL( void )
+ FTC_GCache_Done( FTC_GCache cache );
+#endif
+
+
+ /* the glyph cache class adds fields for the family implementation */
+ typedef struct FTC_GCacheClassRec_
+ {
+ FTC_CacheClassRec clazz;
+ FTC_MruListClass family_class;
+
+ } FTC_GCacheClassRec;
+
+ typedef const FTC_GCacheClassRec* FTC_GCacheClass;
+
+#define FTC_GCACHE_CLASS( x ) ((FTC_GCacheClass)(x))
+
+#define FTC_CACHE__GCACHE_CLASS( x ) \
+ FTC_GCACHE_CLASS( FTC_CACHE(x)->org_class )
+#define FTC_CACHE__FAMILY_CLASS( x ) \
+ ( (FTC_MruListClass)FTC_CACHE__GCACHE_CLASS( x )->family_class )
+
+
+ /* convenience function; use it instead of FTC_Manager_Register_Cache */
+ FT_LOCAL( FT_Error )
+ FTC_GCache_New( FTC_Manager manager,
+ FTC_GCacheClass clazz,
+ FTC_GCache *acache );
+
+#ifndef FTC_INLINE
+ FT_LOCAL( FT_Error )
+ FTC_GCache_Lookup( FTC_GCache cache,
+ FT_PtrDist hash,
+ FT_UInt gindex,
+ FTC_GQuery query,
+ FTC_Node *anode );
+#endif
+
+
+ /* */
+
+
+#define FTC_FAMILY_FREE( family, cache ) \
+ FTC_MruList_Remove( &FTC_GCACHE((cache))->families, \
+ (FTC_MruNode)(family) )
+
+
+#ifdef FTC_INLINE
+
+#define FTC_GCACHE_LOOKUP_CMP( cache, famcmp, nodecmp, hash, \
+ gindex, query, node, error ) \
+ FT_BEGIN_STMNT \
+ FTC_GCache _gcache = FTC_GCACHE( cache ); \
+ FTC_GQuery _gquery = (FTC_GQuery)( query ); \
+ FTC_MruNode_CompareFunc _fcompare = (FTC_MruNode_CompareFunc)(famcmp); \
+ FTC_MruNode _mrunode; \
+ \
+ \
+ _gquery->gindex = (gindex); \
+ \
+ FTC_MRULIST_LOOKUP_CMP( &_gcache->families, _gquery, _fcompare, \
+ _mrunode, error ); \
+ _gquery->family = FTC_FAMILY( _mrunode ); \
+ if ( !error ) \
+ { \
+ FTC_Family _gqfamily = _gquery->family; \
+ \
+ \
+ _gqfamily->num_nodes++; \
+ \
+ FTC_CACHE_LOOKUP_CMP( cache, nodecmp, hash, query, node, error ); \
+ \
+ if ( --_gqfamily->num_nodes == 0 ) \
+ FTC_FAMILY_FREE( _gqfamily, _gcache ); \
+ } \
+ FT_END_STMNT
+ /* */
+
+#else /* !FTC_INLINE */
+
+#define FTC_GCACHE_LOOKUP_CMP( cache, famcmp, nodecmp, hash, \
+ gindex, query, node, error ) \
+ FT_BEGIN_STMNT \
+ \
+ error = FTC_GCache_Lookup( FTC_GCACHE( cache ), hash, gindex, \
+ FTC_GQUERY( query ), &node ); \
+ \
+ FT_END_STMNT
+
+#endif /* !FTC_INLINE */
+
+
+FT_END_HEADER
+
+
+#endif /* __FTCGLYPH_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftcimage.c */
+/* */
+/* FreeType Image cache (body). */
+/* */
+/* Copyright 2000-2001, 2003, 2004, 2006, 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_CACHE_H
+#include "ftcimage.h"
+#include FT_INTERNAL_MEMORY_H
+
+#include "ftccback.h"
+#include "ftcerror.h"
+
+
+ /* finalize a given glyph image node */
+ FT_LOCAL_DEF( void )
+ ftc_inode_free( FTC_Node ftcinode,
+ FTC_Cache cache )
+ {
+ FTC_INode inode = (FTC_INode)ftcinode;
+ FT_Memory memory = cache->memory;
+
+
+ if ( inode->glyph )
+ {
+ FT_Done_Glyph( inode->glyph );
+ inode->glyph = NULL;
+ }
+
+ FTC_GNode_Done( FTC_GNODE( inode ), cache );
+ FT_FREE( inode );
+ }
+
+
+ FT_LOCAL_DEF( void )
+ FTC_INode_Free( FTC_INode inode,
+ FTC_Cache cache )
+ {
+ ftc_inode_free( FTC_NODE( inode ), cache );
+ }
+
+
+ /* initialize a new glyph image node */
+ FT_LOCAL_DEF( FT_Error )
+ FTC_INode_New( FTC_INode *pinode,
+ FTC_GQuery gquery,
+ FTC_Cache cache )
+ {
+ FT_Memory memory = cache->memory;
+ FT_Error error;
+ FTC_INode inode = NULL;
+
+
+ if ( !FT_NEW( inode ) )
+ {
+ FTC_GNode gnode = FTC_GNODE( inode );
+ FTC_Family family = gquery->family;
+ FT_UInt gindex = gquery->gindex;
+ FTC_IFamilyClass clazz = FTC_CACHE__IFAMILY_CLASS( cache );
+
+
+ /* initialize its inner fields */
+ FTC_GNode_Init( gnode, gindex, family );
+
+ /* we will now load the glyph image */
+ error = clazz->family_load_glyph( family, gindex, cache,
+ &inode->glyph );
+ if ( error )
+ {
+ FTC_INode_Free( inode, cache );
+ inode = NULL;
+ }
+ }
+
+ *pinode = inode;
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ ftc_inode_new( FTC_Node *ftcpinode,
+ FT_Pointer ftcgquery,
+ FTC_Cache cache )
+ {
+ FTC_INode *pinode = (FTC_INode*)ftcpinode;
+ FTC_GQuery gquery = (FTC_GQuery)ftcgquery;
+
+
+ return FTC_INode_New( pinode, gquery, cache );
+ }
+
+
+ FT_LOCAL_DEF( FT_Offset )
+ ftc_inode_weight( FTC_Node ftcinode,
+ FTC_Cache ftccache )
+ {
+ FTC_INode inode = (FTC_INode)ftcinode;
+ FT_Offset size = 0;
+ FT_Glyph glyph = inode->glyph;
+
+ FT_UNUSED( ftccache );
+
+
+ switch ( glyph->format )
+ {
+ case FT_GLYPH_FORMAT_BITMAP:
+ {
+ FT_BitmapGlyph bitg;
+
+
+ bitg = (FT_BitmapGlyph)glyph;
+ size = bitg->bitmap.rows * ft_labs( bitg->bitmap.pitch ) +
+ sizeof ( *bitg );
+ }
+ break;
+
+ case FT_GLYPH_FORMAT_OUTLINE:
+ {
+ FT_OutlineGlyph outg;
+
+
+ outg = (FT_OutlineGlyph)glyph;
+ size = outg->outline.n_points *
+ ( sizeof ( FT_Vector ) + sizeof ( FT_Byte ) ) +
+ outg->outline.n_contours * sizeof ( FT_Short ) +
+ sizeof ( *outg );
+ }
+ break;
+
+ default:
+ ;
+ }
+
+ size += sizeof ( *inode );
+ return size;
+ }
+
+
+#if 0
+
+ FT_LOCAL_DEF( FT_Offset )
+ FTC_INode_Weight( FTC_INode inode )
+ {
+ return ftc_inode_weight( FTC_NODE( inode ), NULL );
+ }
+
+#endif /* 0 */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftcimage.h */
+/* */
+/* FreeType Generic Image cache (specification) */
+/* */
+/* Copyright 2000-2001, 2002, 2003, 2006 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*
+ * FTC_ICache is an _abstract_ cache used to store a single FT_Glyph
+ * image per cache node.
+ *
+ * FTC_ICache extends FTC_GCache. For an implementation example,
+ * see FTC_ImageCache in `src/cache/ftbasic.c'.
+ */
+
+
+ /*************************************************************************/
+ /* */
+ /* Each image cache really manages FT_Glyph objects. */
+ /* */
+ /*************************************************************************/
+
+
+#ifndef __FTCIMAGE_H__
+#define __FTCIMAGE_H__
+
+
+#include <ft2build.h>
+#include FT_CACHE_H
+#include "ftcglyph.h"
+
+FT_BEGIN_HEADER
+
+
+ /* the FT_Glyph image node type - we store only 1 glyph per node */
+ typedef struct FTC_INodeRec_
+ {
+ FTC_GNodeRec gnode;
+ FT_Glyph glyph;
+
+ } FTC_INodeRec, *FTC_INode;
+
+#define FTC_INODE( x ) ( (FTC_INode)( x ) )
+#define FTC_INODE_GINDEX( x ) FTC_GNODE(x)->gindex
+#define FTC_INODE_FAMILY( x ) FTC_GNODE(x)->family
+
+ typedef FT_Error
+ (*FTC_IFamily_LoadGlyphFunc)( FTC_Family family,
+ FT_UInt gindex,
+ FTC_Cache cache,
+ FT_Glyph *aglyph );
+
+ typedef struct FTC_IFamilyClassRec_
+ {
+ FTC_MruListClassRec clazz;
+ FTC_IFamily_LoadGlyphFunc family_load_glyph;
+
+ } FTC_IFamilyClassRec;
+
+ typedef const FTC_IFamilyClassRec* FTC_IFamilyClass;
+
+#define FTC_IFAMILY_CLASS( x ) ((FTC_IFamilyClass)(x))
+
+#define FTC_CACHE__IFAMILY_CLASS( x ) \
+ FTC_IFAMILY_CLASS( FTC_CACHE__GCACHE_CLASS(x)->family_class )
+
+
+ /* can be used as a @FTC_Node_FreeFunc */
+ FT_LOCAL( void )
+ FTC_INode_Free( FTC_INode inode,
+ FTC_Cache cache );
+
+ /* Can be used as @FTC_Node_NewFunc. `gquery.index' and `gquery.family'
+ * must be set correctly. This function will call the `family_load_glyph'
+ * method to load the FT_Glyph into the cache node.
+ */
+ FT_LOCAL( FT_Error )
+ FTC_INode_New( FTC_INode *pinode,
+ FTC_GQuery gquery,
+ FTC_Cache cache );
+
+#if 0
+ /* can be used as @FTC_Node_WeightFunc */
+ FT_LOCAL( FT_ULong )
+ FTC_INode_Weight( FTC_INode inode );
+#endif
+
+
+ /* */
+
+FT_END_HEADER
+
+#endif /* __FTCIMAGE_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftcmanag.c */
+/* */
+/* FreeType Cache Manager (body). */
+/* */
+/* Copyright 2000-2001, 2002, 2003, 2004, 2005, 2006, 2008, 2009, 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_CACHE_H
+#include "ftcmanag.h"
+#include FT_INTERNAL_OBJECTS_H
+#include FT_INTERNAL_DEBUG_H
+#include FT_SIZES_H
+
+#include "ftccback.h"
+#include "ftcerror.h"
+
+#ifdef FT_CONFIG_OPTION_PIC
+#error "cache system does not support PIC yet"
+#endif
+
+
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_cache
+
+#define FTC_LRU_GET_MANAGER( lru ) ( (FTC_Manager)(lru)->user_data )
+
+
+ static FT_Error
+ ftc_scaler_lookup_size( FTC_Manager manager,
+ FTC_Scaler scaler,
+ FT_Size *asize )
+ {
+ FT_Face face;
+ FT_Size size = NULL;
+ FT_Error error;
+
+
+ error = FTC_Manager_LookupFace( manager, scaler->face_id, &face );
+ if ( error )
+ goto Exit;
+
+ error = FT_New_Size( face, &size );
+ if ( error )
+ goto Exit;
+
+ FT_Activate_Size( size );
+
+ if ( scaler->pixel )
+ error = FT_Set_Pixel_Sizes( face, scaler->width, scaler->height );
+ else
+ error = FT_Set_Char_Size( face, scaler->width, scaler->height,
+ scaler->x_res, scaler->y_res );
+ if ( error )
+ {
+ FT_Done_Size( size );
+ size = NULL;
+ }
+
+ Exit:
+ *asize = size;
+ return error;
+ }
+
+
+ typedef struct FTC_SizeNodeRec_
+ {
+ FTC_MruNodeRec node;
+ FT_Size size;
+ FTC_ScalerRec scaler;
+
+ } FTC_SizeNodeRec, *FTC_SizeNode;
+
+#define FTC_SIZE_NODE( x ) ( (FTC_SizeNode)( x ) )
+
+
+ FT_CALLBACK_DEF( void )
+ ftc_size_node_done( FTC_MruNode ftcnode,
+ FT_Pointer data )
+ {
+ FTC_SizeNode node = (FTC_SizeNode)ftcnode;
+ FT_Size size = node->size;
+ FT_UNUSED( data );
+
+
+ if ( size )
+ FT_Done_Size( size );
+ }
+
+
+ FT_CALLBACK_DEF( FT_Bool )
+ ftc_size_node_compare( FTC_MruNode ftcnode,
+ FT_Pointer ftcscaler )
+ {
+ FTC_SizeNode node = (FTC_SizeNode)ftcnode;
+ FTC_Scaler scaler = (FTC_Scaler)ftcscaler;
+ FTC_Scaler scaler0 = &node->scaler;
+
+
+ if ( FTC_SCALER_COMPARE( scaler0, scaler ) )
+ {
+ FT_Activate_Size( node->size );
+ return 1;
+ }
+ return 0;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ ftc_size_node_init( FTC_MruNode ftcnode,
+ FT_Pointer ftcscaler,
+ FT_Pointer ftcmanager )
+ {
+ FTC_SizeNode node = (FTC_SizeNode)ftcnode;
+ FTC_Scaler scaler = (FTC_Scaler)ftcscaler;
+ FTC_Manager manager = (FTC_Manager)ftcmanager;
+
+
+ node->scaler = scaler[0];
+
+ return ftc_scaler_lookup_size( manager, scaler, &node->size );
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ ftc_size_node_reset( FTC_MruNode ftcnode,
+ FT_Pointer ftcscaler,
+ FT_Pointer ftcmanager )
+ {
+ FTC_SizeNode node = (FTC_SizeNode)ftcnode;
+ FTC_Scaler scaler = (FTC_Scaler)ftcscaler;
+ FTC_Manager manager = (FTC_Manager)ftcmanager;
+
+
+ FT_Done_Size( node->size );
+
+ node->scaler = scaler[0];
+
+ return ftc_scaler_lookup_size( manager, scaler, &node->size );
+ }
+
+
+ FT_CALLBACK_TABLE_DEF
+ const FTC_MruListClassRec ftc_size_list_class =
+ {
+ sizeof ( FTC_SizeNodeRec ),
+ ftc_size_node_compare,
+ ftc_size_node_init,
+ ftc_size_node_reset,
+ ftc_size_node_done
+ };
+
+
+ /* helper function used by ftc_face_node_done */
+ static FT_Bool
+ ftc_size_node_compare_faceid( FTC_MruNode ftcnode,
+ FT_Pointer ftcface_id )
+ {
+ FTC_SizeNode node = (FTC_SizeNode)ftcnode;
+ FTC_FaceID face_id = (FTC_FaceID)ftcface_id;
+
+
+ return FT_BOOL( node->scaler.face_id == face_id );
+ }
+
+
+ /* documentation is in ftcache.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FTC_Manager_LookupSize( FTC_Manager manager,
+ FTC_Scaler scaler,
+ FT_Size *asize )
+ {
+ FT_Error error;
+ FTC_MruNode mrunode;
+
+
+ if ( asize == NULL )
+ return FTC_Err_Invalid_Argument;
+
+ *asize = NULL;
+
+ if ( !manager )
+ return FTC_Err_Invalid_Cache_Handle;
+
+#ifdef FTC_INLINE
+
+ FTC_MRULIST_LOOKUP_CMP( &manager->sizes, scaler, ftc_size_node_compare,
+ mrunode, error );
+
+#else
+ error = FTC_MruList_Lookup( &manager->sizes, scaler, &mrunode );
+#endif
+
+ if ( !error )
+ *asize = FTC_SIZE_NODE( mrunode )->size;
+
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** FACE MRU IMPLEMENTATION *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ typedef struct FTC_FaceNodeRec_
+ {
+ FTC_MruNodeRec node;
+ FTC_FaceID face_id;
+ FT_Face face;
+
+ } FTC_FaceNodeRec, *FTC_FaceNode;
+
+#define FTC_FACE_NODE( x ) ( ( FTC_FaceNode )( x ) )
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ ftc_face_node_init( FTC_MruNode ftcnode,
+ FT_Pointer ftcface_id,
+ FT_Pointer ftcmanager )
+ {
+ FTC_FaceNode node = (FTC_FaceNode)ftcnode;
+ FTC_FaceID face_id = (FTC_FaceID)ftcface_id;
+ FTC_Manager manager = (FTC_Manager)ftcmanager;
+ FT_Error error;
+
+
+ node->face_id = face_id;
+
+ error = manager->request_face( face_id,
+ manager->library,
+ manager->request_data,
+ &node->face );
+ if ( !error )
+ {
+ /* destroy initial size object; it will be re-created later */
+ if ( node->face->size )
+ FT_Done_Size( node->face->size );
+ }
+
+ return error;
+ }
+
+
+ FT_CALLBACK_DEF( void )
+ ftc_face_node_done( FTC_MruNode ftcnode,
+ FT_Pointer ftcmanager )
+ {
+ FTC_FaceNode node = (FTC_FaceNode)ftcnode;
+ FTC_Manager manager = (FTC_Manager)ftcmanager;
+
+
+ /* we must begin by removing all scalers for the target face */
+ /* from the manager's list */
+ FTC_MruList_RemoveSelection( &manager->sizes,
+ ftc_size_node_compare_faceid,
+ node->face_id );
+
+ /* all right, we can discard the face now */
+ FT_Done_Face( node->face );
+ node->face = NULL;
+ node->face_id = NULL;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Bool )
+ ftc_face_node_compare( FTC_MruNode ftcnode,
+ FT_Pointer ftcface_id )
+ {
+ FTC_FaceNode node = (FTC_FaceNode)ftcnode;
+ FTC_FaceID face_id = (FTC_FaceID)ftcface_id;
+
+
+ return FT_BOOL( node->face_id == face_id );
+ }
+
+
+ FT_CALLBACK_TABLE_DEF
+ const FTC_MruListClassRec ftc_face_list_class =
+ {
+ sizeof ( FTC_FaceNodeRec),
+
+ ftc_face_node_compare,
+ ftc_face_node_init,
+ 0, /* FTC_MruNode_ResetFunc */
+ ftc_face_node_done
+ };
+
+
+ /* documentation is in ftcache.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FTC_Manager_LookupFace( FTC_Manager manager,
+ FTC_FaceID face_id,
+ FT_Face *aface )
+ {
+ FT_Error error;
+ FTC_MruNode mrunode;
+
+
+ if ( aface == NULL )
+ return FTC_Err_Invalid_Argument;
+
+ *aface = NULL;
+
+ if ( !manager )
+ return FTC_Err_Invalid_Cache_Handle;
+
+ /* we break encapsulation for the sake of speed */
+#ifdef FTC_INLINE
+
+ FTC_MRULIST_LOOKUP_CMP( &manager->faces, face_id, ftc_face_node_compare,
+ mrunode, error );
+
+#else
+ error = FTC_MruList_Lookup( &manager->faces, face_id, &mrunode );
+#endif
+
+ if ( !error )
+ *aface = FTC_FACE_NODE( mrunode )->face;
+
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** CACHE MANAGER ROUTINES *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /* documentation is in ftcache.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ FTC_Manager_New( FT_Library library,
+ FT_UInt max_faces,
+ FT_UInt max_sizes,
+ FT_ULong max_bytes,
+ FTC_Face_Requester requester,
+ FT_Pointer req_data,
+ FTC_Manager *amanager )
+ {
+ FT_Error error;
+ FT_Memory memory;
+ FTC_Manager manager = 0;
+
+
+ if ( !library )
+ return FTC_Err_Invalid_Library_Handle;
+
+ memory = library->memory;
+
+ if ( FT_NEW( manager ) )
+ goto Exit;
+
+ if ( max_faces == 0 )
+ max_faces = FTC_MAX_FACES_DEFAULT;
+
+ if ( max_sizes == 0 )
+ max_sizes = FTC_MAX_SIZES_DEFAULT;
+
+ if ( max_bytes == 0 )
+ max_bytes = FTC_MAX_BYTES_DEFAULT;
+
+ manager->library = library;
+ manager->memory = memory;
+ manager->max_weight = max_bytes;
+
+ manager->request_face = requester;
+ manager->request_data = req_data;
+
+ FTC_MruList_Init( &manager->faces,
+ &ftc_face_list_class,
+ max_faces,
+ manager,
+ memory );
+
+ FTC_MruList_Init( &manager->sizes,
+ &ftc_size_list_class,
+ max_sizes,
+ manager,
+ memory );
+
+ *amanager = manager;
+
+ Exit:
+ return error;
+ }
+
+
+ /* documentation is in ftcache.h */
+
+ FT_EXPORT_DEF( void )
+ FTC_Manager_Done( FTC_Manager manager )
+ {
+ FT_Memory memory;
+ FT_UInt idx;
+
+
+ if ( !manager || !manager->library )
+ return;
+
+ memory = manager->memory;
+
+ /* now discard all caches */
+ for (idx = manager->num_caches; idx-- > 0; )
+ {
+ FTC_Cache cache = manager->caches[idx];
+
+
+ if ( cache )
+ {
+ cache->clazz.cache_done( cache );
+ FT_FREE( cache );
+ manager->caches[idx] = NULL;
+ }
+ }
+ manager->num_caches = 0;
+
+ /* discard faces and sizes */
+ FTC_MruList_Done( &manager->sizes );
+ FTC_MruList_Done( &manager->faces );
+
+ manager->library = NULL;
+ manager->memory = NULL;
+
+ FT_FREE( manager );
+ }
+
+
+ /* documentation is in ftcache.h */
+
+ FT_EXPORT_DEF( void )
+ FTC_Manager_Reset( FTC_Manager manager )
+ {
+ if ( manager )
+ {
+ FTC_MruList_Reset( &manager->sizes );
+ FTC_MruList_Reset( &manager->faces );
+ }
+ /* XXX: FIXME: flush the caches? */
+ }
+
+
+#ifdef FT_DEBUG_ERROR
+
+ static void
+ FTC_Manager_Check( FTC_Manager manager )
+ {
+ FTC_Node node, first;
+
+
+ first = manager->nodes_list;
+
+ /* check node weights */
+ if ( first )
+ {
+ FT_ULong weight = 0;
+
+
+ node = first;
+
+ do
+ {
+ FTC_Cache cache = manager->caches[node->cache_index];
+
+
+ if ( (FT_UInt)node->cache_index >= manager->num_caches )
+ FT_TRACE0(( "FTC_Manager_Check: invalid node (cache index = %ld\n",
+ node->cache_index ));
+ else
+ weight += cache->clazz.node_weight( node, cache );
+
+ node = FTC_NODE__NEXT( node );
+
+ } while ( node != first );
+
+ if ( weight != manager->cur_weight )
+ FT_TRACE0(( "FTC_Manager_Check: invalid weight %ld instead of %ld\n",
+ manager->cur_weight, weight ));
+ }
+
+ /* check circular list */
+ if ( first )
+ {
+ FT_UFast count = 0;
+
+
+ node = first;
+ do
+ {
+ count++;
+ node = FTC_NODE__NEXT( node );
+
+ } while ( node != first );
+
+ if ( count != manager->num_nodes )
+ FT_TRACE0(( "FTC_Manager_Check:"
+ " invalid cache node count %d instead of %d\n",
+ manager->num_nodes, count ));
+ }
+ }
+
+#endif /* FT_DEBUG_ERROR */
+
+
+ /* `Compress' the manager's data, i.e., get rid of old cache nodes */
+ /* that are not referenced anymore in order to limit the total */
+ /* memory used by the cache. */
+
+ /* documentation is in ftcmanag.h */
+
+ FT_LOCAL_DEF( void )
+ FTC_Manager_Compress( FTC_Manager manager )
+ {
+ FTC_Node node, first;
+
+
+ if ( !manager )
+ return;
+
+ first = manager->nodes_list;
+
+#ifdef FT_DEBUG_ERROR
+ FTC_Manager_Check( manager );
+
+ FT_TRACE0(( "compressing, weight = %ld, max = %ld, nodes = %d\n",
+ manager->cur_weight, manager->max_weight,
+ manager->num_nodes ));
+#endif
+
+ if ( manager->cur_weight < manager->max_weight || first == NULL )
+ return;
+
+ /* go to last node -- it's a circular list */
+ node = FTC_NODE__PREV( first );
+ do
+ {
+ FTC_Node prev;
+
+
+ prev = ( node == first ) ? NULL : FTC_NODE__PREV( node );
+
+ if ( node->ref_count <= 0 )
+ ftc_node_destroy( node, manager );
+
+ node = prev;
+
+ } while ( node && manager->cur_weight > manager->max_weight );
+ }
+
+
+ /* documentation is in ftcmanag.h */
+
+ FT_LOCAL_DEF( FT_Error )
+ FTC_Manager_RegisterCache( FTC_Manager manager,
+ FTC_CacheClass clazz,
+ FTC_Cache *acache )
+ {
+ FT_Error error = FTC_Err_Invalid_Argument;
+ FTC_Cache cache = NULL;
+
+
+ if ( manager && clazz && acache )
+ {
+ FT_Memory memory = manager->memory;
+
+
+ if ( manager->num_caches >= FTC_MAX_CACHES )
+ {
+ error = FTC_Err_Too_Many_Caches;
+ FT_ERROR(( "FTC_Manager_RegisterCache:"
+ " too many registered caches\n" ));
+ goto Exit;
+ }
+
+ if ( !FT_ALLOC( cache, clazz->cache_size ) )
+ {
+ cache->manager = manager;
+ cache->memory = memory;
+ cache->clazz = clazz[0];
+ cache->org_class = clazz;
+
+ /* THIS IS VERY IMPORTANT! IT WILL WRETCH THE MANAGER */
+ /* IF IT IS NOT SET CORRECTLY */
+ cache->index = manager->num_caches;
+
+ error = clazz->cache_init( cache );
+ if ( error )
+ {
+ clazz->cache_done( cache );
+ FT_FREE( cache );
+ goto Exit;
+ }
+
+ manager->caches[manager->num_caches++] = cache;
+ }
+ }
+
+ Exit:
+ if ( acache )
+ *acache = cache;
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( FT_UInt )
+ FTC_Manager_FlushN( FTC_Manager manager,
+ FT_UInt count )
+ {
+ FTC_Node first = manager->nodes_list;
+ FTC_Node node;
+ FT_UInt result;
+
+
+ /* try to remove `count' nodes from the list */
+ if ( first == NULL ) /* empty list! */
+ return 0;
+
+ /* go to last node - it's a circular list */
+ node = FTC_NODE__PREV(first);
+ for ( result = 0; result < count; )
+ {
+ FTC_Node prev = FTC_NODE__PREV( node );
+
+
+ /* don't touch locked nodes */
+ if ( node->ref_count <= 0 )
+ {
+ ftc_node_destroy( node, manager );
+ result++;
+ }
+
+ if ( node == first )
+ break;
+
+ node = prev;
+ }
+ return result;
+ }
+
+
+ /* documentation is in ftcache.h */
+
+ FT_EXPORT_DEF( void )
+ FTC_Manager_RemoveFaceID( FTC_Manager manager,
+ FTC_FaceID face_id )
+ {
+ FT_UInt nn;
+
+ /* this will remove all FTC_SizeNode that correspond to
+ * the face_id as well
+ */
+ FTC_MruList_RemoveSelection( &manager->faces,
+ ftc_face_node_compare,
+ face_id );
+
+ for ( nn = 0; nn < manager->num_caches; nn++ )
+ FTC_Cache_RemoveFaceID( manager->caches[nn], face_id );
+ }
+
+
+ /* documentation is in ftcache.h */
+
+ FT_EXPORT_DEF( void )
+ FTC_Node_Unref( FTC_Node node,
+ FTC_Manager manager )
+ {
+ if ( node && (FT_UInt)node->cache_index < manager->num_caches )
+ node->ref_count--;
+ }
+
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+
+ FT_EXPORT_DEF( FT_Error )
+ FTC_Manager_Lookup_Face( FTC_Manager manager,
+ FTC_FaceID face_id,
+ FT_Face *aface )
+ {
+ return FTC_Manager_LookupFace( manager, face_id, aface );
+ }
+
+
+ FT_EXPORT( FT_Error )
+ FTC_Manager_Lookup_Size( FTC_Manager manager,
+ FTC_Font font,
+ FT_Face *aface,
+ FT_Size *asize )
+ {
+ FTC_ScalerRec scaler;
+ FT_Error error;
+ FT_Size size;
+ FT_Face face;
+
+
+ scaler.face_id = font->face_id;
+ scaler.width = font->pix_width;
+ scaler.height = font->pix_height;
+ scaler.pixel = TRUE;
+ scaler.x_res = 0;
+ scaler.y_res = 0;
+
+ error = FTC_Manager_LookupSize( manager, &scaler, &size );
+ if ( error )
+ {
+ face = NULL;
+ size = NULL;
+ }
+ else
+ face = size->face;
+
+ if ( aface )
+ *aface = face;
+
+ if ( asize )
+ *asize = size;
+
+ return error;
+ }
+
+#endif /* FT_CONFIG_OPTION_OLD_INTERNALS */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftcmanag.h */
+/* */
+/* FreeType Cache Manager (specification). */
+/* */
+/* Copyright 2000-2001, 2003, 2004, 2006, 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* A cache manager is in charge of the following: */
+ /* */
+ /* - Maintain a mapping between generic FTC_FaceIDs and live FT_Face */
+ /* objects. The mapping itself is performed through a user-provided */
+ /* callback. However, the manager maintains a small cache of FT_Face */
+ /* and FT_Size objects in order to speed up things considerably. */
+ /* */
+ /* - Manage one or more cache objects. Each cache is in charge of */
+ /* holding a varying number of `cache nodes'. Each cache node */
+ /* represents a minimal amount of individually accessible cached */
+ /* data. For example, a cache node can be an FT_Glyph image */
+ /* containing a vector outline, or some glyph metrics, or anything */
+ /* else. */
+ /* */
+ /* Each cache node has a certain size in bytes that is added to the */
+ /* total amount of `cache memory' within the manager. */
+ /* */
+ /* All cache nodes are located in a global LRU list, where the oldest */
+ /* node is at the tail of the list. */
+ /* */
+ /* Each node belongs to a single cache, and includes a reference */
+ /* count to avoid destroying it (due to caching). */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /********* *********/
+ /********* WARNING, THIS IS BETA CODE. *********/
+ /********* *********/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+#ifndef __FTCMANAG_H__
+#define __FTCMANAG_H__
+
+
+#include <ft2build.h>
+#include FT_CACHE_H
+#include "ftcmru.h"
+#include "ftccache.h"
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* <Section> */
+ /* cache_subsystem */
+ /* */
+ /*************************************************************************/
+
+
+#define FTC_MAX_FACES_DEFAULT 2
+#define FTC_MAX_SIZES_DEFAULT 4
+#define FTC_MAX_BYTES_DEFAULT 200000L /* ~200kByte by default */
+
+ /* maximum number of caches registered in a single manager */
+#define FTC_MAX_CACHES 16
+
+
+ typedef struct FTC_ManagerRec_
+ {
+ FT_Library library;
+ FT_Memory memory;
+
+ FTC_Node nodes_list;
+ FT_ULong max_weight;
+ FT_ULong cur_weight;
+ FT_UInt num_nodes;
+
+ FTC_Cache caches[FTC_MAX_CACHES];
+ FT_UInt num_caches;
+
+ FTC_MruListRec faces;
+ FTC_MruListRec sizes;
+
+ FT_Pointer request_data;
+ FTC_Face_Requester request_face;
+
+ } FTC_ManagerRec;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FTC_Manager_Compress */
+ /* */
+ /* <Description> */
+ /* This function is used to check the state of the cache manager if */
+ /* its `num_bytes' field is greater than its `max_bytes' field. It */
+ /* will flush as many old cache nodes as possible (ignoring cache */
+ /* nodes with a non-zero reference count). */
+ /* */
+ /* <InOut> */
+ /* manager :: A handle to the cache manager. */
+ /* */
+ /* <Note> */
+ /* Client applications should not call this function directly. It is */
+ /* normally invoked by specific cache implementations. */
+ /* */
+ /* The reason this function is exported is to allow client-specific */
+ /* cache classes. */
+ /* */
+ FT_LOCAL( void )
+ FTC_Manager_Compress( FTC_Manager manager );
+
+
+ /* try to flush `count' old nodes from the cache; return the number
+ * of really flushed nodes
+ */
+ FT_LOCAL( FT_UInt )
+ FTC_Manager_FlushN( FTC_Manager manager,
+ FT_UInt count );
+
+
+ /* this must be used internally for the moment */
+ FT_LOCAL( FT_Error )
+ FTC_Manager_RegisterCache( FTC_Manager manager,
+ FTC_CacheClass clazz,
+ FTC_Cache *acache );
+
+ /* */
+
+#define FTC_SCALER_COMPARE( a, b ) \
+ ( (a)->face_id == (b)->face_id && \
+ (a)->width == (b)->width && \
+ (a)->height == (b)->height && \
+ ((a)->pixel != 0) == ((b)->pixel != 0) && \
+ ( (a)->pixel || \
+ ( (a)->x_res == (b)->x_res && \
+ (a)->y_res == (b)->y_res ) ) )
+
+#define FTC_SCALER_HASH( q ) \
+ ( _FTC_FACE_ID_HASH( (q)->face_id ) + \
+ (q)->width + (q)->height*7 + \
+ ( (q)->pixel ? 0 : ( (q)->x_res*33 ^ (q)->y_res*61 ) ) )
+
+ /* */
+
+FT_END_HEADER
+
+#endif /* __FTCMANAG_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftcmru.c */
+/* */
+/* FreeType MRU support (body). */
+/* */
+/* Copyright 2003, 2004, 2006, 2009 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_CACHE_H
+#include "ftcmru.h"
+#include FT_INTERNAL_OBJECTS_H
+#include FT_INTERNAL_DEBUG_H
+
+#include "ftcerror.h"
+
+
+ FT_LOCAL_DEF( void )
+ FTC_MruNode_Prepend( FTC_MruNode *plist,
+ FTC_MruNode node )
+ {
+ FTC_MruNode first = *plist;
+
+
+ if ( first )
+ {
+ FTC_MruNode last = first->prev;
+
+
+#ifdef FT_DEBUG_ERROR
+ {
+ FTC_MruNode cnode = first;
+
+
+ do
+ {
+ if ( cnode == node )
+ {
+ fprintf( stderr, "FTC_MruNode_Prepend: invalid action\n" );
+ exit( 2 );
+ }
+ cnode = cnode->next;
+
+ } while ( cnode != first );
+ }
+#endif
+
+ first->prev = node;
+ last->next = node;
+ node->next = first;
+ node->prev = last;
+ }
+ else
+ {
+ node->next = node;
+ node->prev = node;
+ }
+ *plist = node;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ FTC_MruNode_Up( FTC_MruNode *plist,
+ FTC_MruNode node )
+ {
+ FTC_MruNode first = *plist;
+
+
+ FT_ASSERT( first != NULL );
+
+ if ( first != node )
+ {
+ FTC_MruNode prev, next, last;
+
+
+#ifdef FT_DEBUG_ERROR
+ {
+ FTC_MruNode cnode = first;
+ do
+ {
+ if ( cnode == node )
+ goto Ok;
+ cnode = cnode->next;
+
+ } while ( cnode != first );
+
+ fprintf( stderr, "FTC_MruNode_Up: invalid action\n" );
+ exit( 2 );
+ Ok:
+ }
+#endif
+ prev = node->prev;
+ next = node->next;
+
+ prev->next = next;
+ next->prev = prev;
+
+ last = first->prev;
+
+ last->next = node;
+ first->prev = node;
+
+ node->next = first;
+ node->prev = last;
+
+ *plist = node;
+ }
+ }
+
+
+ FT_LOCAL_DEF( void )
+ FTC_MruNode_Remove( FTC_MruNode *plist,
+ FTC_MruNode node )
+ {
+ FTC_MruNode first = *plist;
+ FTC_MruNode prev, next;
+
+
+ FT_ASSERT( first != NULL );
+
+#ifdef FT_DEBUG_ERROR
+ {
+ FTC_MruNode cnode = first;
+
+
+ do
+ {
+ if ( cnode == node )
+ goto Ok;
+ cnode = cnode->next;
+
+ } while ( cnode != first );
+
+ fprintf( stderr, "FTC_MruNode_Remove: invalid action\n" );
+ exit( 2 );
+ Ok:
+ }
+#endif
+
+ prev = node->prev;
+ next = node->next;
+
+ prev->next = next;
+ next->prev = prev;
+
+ if ( node == next )
+ {
+ FT_ASSERT( first == node );
+ FT_ASSERT( prev == node );
+
+ *plist = NULL;
+ }
+ else if ( node == first )
+ *plist = next;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ FTC_MruList_Init( FTC_MruList list,
+ FTC_MruListClass clazz,
+ FT_UInt max_nodes,
+ FT_Pointer data,
+ FT_Memory memory )
+ {
+ list->num_nodes = 0;
+ list->max_nodes = max_nodes;
+ list->nodes = NULL;
+ list->clazz = *clazz;
+ list->data = data;
+ list->memory = memory;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ FTC_MruList_Reset( FTC_MruList list )
+ {
+ while ( list->nodes )
+ FTC_MruList_Remove( list, list->nodes );
+
+ FT_ASSERT( list->num_nodes == 0 );
+ }
+
+
+ FT_LOCAL_DEF( void )
+ FTC_MruList_Done( FTC_MruList list )
+ {
+ FTC_MruList_Reset( list );
+ }
+
+
+#ifndef FTC_INLINE
+ FT_LOCAL_DEF( FTC_MruNode )
+ FTC_MruList_Find( FTC_MruList list,
+ FT_Pointer key )
+ {
+ FTC_MruNode_CompareFunc compare = list->clazz.node_compare;
+ FTC_MruNode first, node;
+
+
+ first = list->nodes;
+ node = NULL;
+
+ if ( first )
+ {
+ node = first;
+ do
+ {
+ if ( compare( node, key ) )
+ {
+ if ( node != first )
+ FTC_MruNode_Up( &list->nodes, node );
+
+ return node;
+ }
+
+ node = node->next;
+
+ } while ( node != first);
+ }
+
+ return NULL;
+ }
+#endif
+
+ FT_LOCAL_DEF( FT_Error )
+ FTC_MruList_New( FTC_MruList list,
+ FT_Pointer key,
+ FTC_MruNode *anode )
+ {
+ FT_Error error;
+ FTC_MruNode node = NULL;
+ FT_Memory memory = list->memory;
+
+
+ if ( list->num_nodes >= list->max_nodes && list->max_nodes > 0 )
+ {
+ node = list->nodes->prev;
+
+ FT_ASSERT( node );
+
+ if ( list->clazz.node_reset )
+ {
+ FTC_MruNode_Up( &list->nodes, node );
+
+ error = list->clazz.node_reset( node, key, list->data );
+ if ( !error )
+ goto Exit;
+ }
+
+ FTC_MruNode_Remove( &list->nodes, node );
+ list->num_nodes--;
+
+ if ( list->clazz.node_done )
+ list->clazz.node_done( node, list->data );
+ }
+ else if ( FT_ALLOC( node, list->clazz.node_size ) )
+ goto Exit;
+
+ error = list->clazz.node_init( node, key, list->data );
+ if ( error )
+ goto Fail;
+
+ FTC_MruNode_Prepend( &list->nodes, node );
+ list->num_nodes++;
+
+ Exit:
+ *anode = node;
+ return error;
+
+ Fail:
+ if ( list->clazz.node_done )
+ list->clazz.node_done( node, list->data );
+
+ FT_FREE( node );
+ goto Exit;
+ }
+
+
+#ifndef FTC_INLINE
+ FT_LOCAL_DEF( FT_Error )
+ FTC_MruList_Lookup( FTC_MruList list,
+ FT_Pointer key,
+ FTC_MruNode *anode )
+ {
+ FTC_MruNode node;
+
+
+ node = FTC_MruList_Find( list, key );
+ if ( node == NULL )
+ return FTC_MruList_New( list, key, anode );
+
+ *anode = node;
+ return 0;
+ }
+#endif /* FTC_INLINE */
+
+ FT_LOCAL_DEF( void )
+ FTC_MruList_Remove( FTC_MruList list,
+ FTC_MruNode node )
+ {
+ FTC_MruNode_Remove( &list->nodes, node );
+ list->num_nodes--;
+
+ {
+ FT_Memory memory = list->memory;
+
+
+ if ( list->clazz.node_done )
+ list->clazz.node_done( node, list->data );
+
+ FT_FREE( node );
+ }
+ }
+
+
+ FT_LOCAL_DEF( void )
+ FTC_MruList_RemoveSelection( FTC_MruList list,
+ FTC_MruNode_CompareFunc selection,
+ FT_Pointer key )
+ {
+ FTC_MruNode first, node, next;
+
+
+ first = list->nodes;
+ while ( first && ( selection == NULL || selection( first, key ) ) )
+ {
+ FTC_MruList_Remove( list, first );
+ first = list->nodes;
+ }
+
+ if ( first )
+ {
+ node = first->next;
+ while ( node != first )
+ {
+ next = node->next;
+
+ if ( selection( node, key ) )
+ FTC_MruList_Remove( list, node );
+
+ node = next;
+ }
+ }
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftcmru.h */
+/* */
+/* Simple MRU list-cache (specification). */
+/* */
+/* Copyright 2000-2001, 2003, 2004, 2005, 2006, 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* An MRU is a list that cannot hold more than a certain number of */
+ /* elements (`max_elements'). All elements in the list are sorted in */
+ /* least-recently-used order, i.e., the `oldest' element is at the tail */
+ /* of the list. */
+ /* */
+ /* When doing a lookup (either through `Lookup()' or `Lookup_Node()'), */
+ /* the list is searched for an element with the corresponding key. If */
+ /* it is found, the element is moved to the head of the list and is */
+ /* returned. */
+ /* */
+ /* If no corresponding element is found, the lookup routine will try to */
+ /* obtain a new element with the relevant key. If the list is already */
+ /* full, the oldest element from the list is discarded and replaced by a */
+ /* new one; a new element is added to the list otherwise. */
+ /* */
+ /* Note that it is possible to pre-allocate the element list nodes. */
+ /* This is handy if `max_elements' is sufficiently small, as it saves */
+ /* allocations/releases during the lookup process. */
+ /* */
+ /*************************************************************************/
+
+
+#ifndef __FTCMRU_H__
+#define __FTCMRU_H__
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+#ifdef FREETYPE_H
+#error "freetype.h of FreeType 1 has been loaded!"
+#error "Please fix the directory search order for header files"
+#error "so that freetype.h of FreeType 2 is found first."
+#endif
+
+#define xxFT_DEBUG_ERROR
+#define FTC_INLINE
+
+FT_BEGIN_HEADER
+
+ typedef struct FTC_MruNodeRec_* FTC_MruNode;
+
+ typedef struct FTC_MruNodeRec_
+ {
+ FTC_MruNode next;
+ FTC_MruNode prev;
+
+ } FTC_MruNodeRec;
+
+
+ FT_LOCAL( void )
+ FTC_MruNode_Prepend( FTC_MruNode *plist,
+ FTC_MruNode node );
+
+ FT_LOCAL( void )
+ FTC_MruNode_Up( FTC_MruNode *plist,
+ FTC_MruNode node );
+
+ FT_LOCAL( void )
+ FTC_MruNode_Remove( FTC_MruNode *plist,
+ FTC_MruNode node );
+
+
+ typedef struct FTC_MruListRec_* FTC_MruList;
+
+ typedef struct FTC_MruListClassRec_ const * FTC_MruListClass;
+
+
+ typedef FT_Bool
+ (*FTC_MruNode_CompareFunc)( FTC_MruNode node,
+ FT_Pointer key );
+
+ typedef FT_Error
+ (*FTC_MruNode_InitFunc)( FTC_MruNode node,
+ FT_Pointer key,
+ FT_Pointer data );
+
+ typedef FT_Error
+ (*FTC_MruNode_ResetFunc)( FTC_MruNode node,
+ FT_Pointer key,
+ FT_Pointer data );
+
+ typedef void
+ (*FTC_MruNode_DoneFunc)( FTC_MruNode node,
+ FT_Pointer data );
+
+
+ typedef struct FTC_MruListClassRec_
+ {
+ FT_Offset node_size;
+ FTC_MruNode_CompareFunc node_compare;
+ FTC_MruNode_InitFunc node_init;
+ FTC_MruNode_ResetFunc node_reset;
+ FTC_MruNode_DoneFunc node_done;
+
+ } FTC_MruListClassRec;
+
+ typedef struct FTC_MruListRec_
+ {
+ FT_UInt num_nodes;
+ FT_UInt max_nodes;
+ FTC_MruNode nodes;
+ FT_Pointer data;
+ FTC_MruListClassRec clazz;
+ FT_Memory memory;
+
+ } FTC_MruListRec;
+
+
+ FT_LOCAL( void )
+ FTC_MruList_Init( FTC_MruList list,
+ FTC_MruListClass clazz,
+ FT_UInt max_nodes,
+ FT_Pointer data,
+ FT_Memory memory );
+
+ FT_LOCAL( void )
+ FTC_MruList_Reset( FTC_MruList list );
+
+
+ FT_LOCAL( void )
+ FTC_MruList_Done( FTC_MruList list );
+
+
+ FT_LOCAL( FT_Error )
+ FTC_MruList_New( FTC_MruList list,
+ FT_Pointer key,
+ FTC_MruNode *anode );
+
+ FT_LOCAL( void )
+ FTC_MruList_Remove( FTC_MruList list,
+ FTC_MruNode node );
+
+ FT_LOCAL( void )
+ FTC_MruList_RemoveSelection( FTC_MruList list,
+ FTC_MruNode_CompareFunc selection,
+ FT_Pointer key );
+
+
+#ifdef FTC_INLINE
+
+#define FTC_MRULIST_LOOKUP_CMP( list, key, compare, node, error ) \
+ FT_BEGIN_STMNT \
+ FTC_MruNode* _pfirst = &(list)->nodes; \
+ FTC_MruNode_CompareFunc _compare = (FTC_MruNode_CompareFunc)(compare); \
+ FTC_MruNode _first, _node; \
+ \
+ \
+ error = FTC_Err_Ok; \
+ _first = *(_pfirst); \
+ _node = NULL; \
+ \
+ if ( _first ) \
+ { \
+ _node = _first; \
+ do \
+ { \
+ if ( _compare( _node, (key) ) ) \
+ { \
+ if ( _node != _first ) \
+ FTC_MruNode_Up( _pfirst, _node ); \
+ \
+ node = _node; \
+ goto _MruOk; \
+ } \
+ _node = _node->next; \
+ \
+ } while ( _node != _first) ; \
+ } \
+ \
+ error = FTC_MruList_New( (list), (key), (FTC_MruNode*)(void*)&(node) ); \
+ _MruOk: \
+ ; \
+ FT_END_STMNT
+
+#define FTC_MRULIST_LOOKUP( list, key, node, error ) \
+ FTC_MRULIST_LOOKUP_CMP( list, key, (list)->clazz.node_compare, node, error )
+
+#else /* !FTC_INLINE */
+
+ FT_LOCAL( FTC_MruNode )
+ FTC_MruList_Find( FTC_MruList list,
+ FT_Pointer key );
+
+ FT_LOCAL( FT_Error )
+ FTC_MruList_Lookup( FTC_MruList list,
+ FT_Pointer key,
+ FTC_MruNode *pnode );
+
+#define FTC_MRULIST_LOOKUP( list, key, node, error ) \
+ error = FTC_MruList_Lookup( (list), (key), (FTC_MruNode*)&(node) )
+
+#endif /* !FTC_INLINE */
+
+
+#define FTC_MRULIST_LOOP( list, node ) \
+ FT_BEGIN_STMNT \
+ FTC_MruNode _first = (list)->nodes; \
+ \
+ \
+ if ( _first ) \
+ { \
+ FTC_MruNode _node = _first; \
+ \
+ \
+ do \
+ { \
+ *(FTC_MruNode*)&(node) = _node;
+
+
+#define FTC_MRULIST_LOOP_END() \
+ _node = _node->next; \
+ \
+ } while ( _node != _first ); \
+ } \
+ FT_END_STMNT
+
+ /* */
+
+FT_END_HEADER
+
+
+#endif /* __FTCMRU_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftcsbits.c */
+/* */
+/* FreeType sbits manager (body). */
+/* */
+/* Copyright 2000-2001, 2002, 2003, 2004, 2005, 2006, 2009, 2010, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_CACHE_H
+#include "ftcsbits.h"
+#include FT_INTERNAL_OBJECTS_H
+#include FT_INTERNAL_DEBUG_H
+#include FT_ERRORS_H
+
+#include "ftccback.h"
+#include "ftcerror.h"
+
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_cache
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** SBIT CACHE NODES *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ static FT_Error
+ ftc_sbit_copy_bitmap( FTC_SBit sbit,
+ FT_Bitmap* bitmap,
+ FT_Memory memory )
+ {
+ FT_Error error;
+ FT_Int pitch = bitmap->pitch;
+ FT_ULong size;
+
+
+ if ( pitch < 0 )
+ pitch = -pitch;
+
+ size = (FT_ULong)( pitch * bitmap->rows );
+
+ if ( !FT_ALLOC( sbit->buffer, size ) )
+ FT_MEM_COPY( sbit->buffer, bitmap->buffer, size );
+
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ ftc_snode_free( FTC_Node ftcsnode,
+ FTC_Cache cache )
+ {
+ FTC_SNode snode = (FTC_SNode)ftcsnode;
+ FTC_SBit sbit = snode->sbits;
+ FT_UInt count = snode->count;
+ FT_Memory memory = cache->memory;
+
+
+ for ( ; count > 0; sbit++, count-- )
+ FT_FREE( sbit->buffer );
+
+ FTC_GNode_Done( FTC_GNODE( snode ), cache );
+
+ FT_FREE( snode );
+ }
+
+
+ FT_LOCAL_DEF( void )
+ FTC_SNode_Free( FTC_SNode snode,
+ FTC_Cache cache )
+ {
+ ftc_snode_free( FTC_NODE( snode ), cache );
+ }
+
+
+ /*
+ * This function tries to load a small bitmap within a given FTC_SNode.
+ * Note that it returns a non-zero error code _only_ in the case of
+ * out-of-memory condition. For all other errors (e.g., corresponding
+ * to a bad font file), this function will mark the sbit as `unavailable'
+ * and return a value of 0.
+ *
+ * You should also read the comment within the @ftc_snode_compare
+ * function below to see how out-of-memory is handled during a lookup.
+ */
+ static FT_Error
+ ftc_snode_load( FTC_SNode snode,
+ FTC_Manager manager,
+ FT_UInt gindex,
+ FT_ULong *asize )
+ {
+ FT_Error error;
+ FTC_GNode gnode = FTC_GNODE( snode );
+ FTC_Family family = gnode->family;
+ FT_Memory memory = manager->memory;
+ FT_Face face;
+ FTC_SBit sbit;
+ FTC_SFamilyClass clazz;
+
+
+ if ( (FT_UInt)(gindex - gnode->gindex) >= snode->count )
+ {
+ FT_ERROR(( "ftc_snode_load: invalid glyph index" ));
+ return FTC_Err_Invalid_Argument;
+ }
+
+ sbit = snode->sbits + ( gindex - gnode->gindex );
+ clazz = (FTC_SFamilyClass)family->clazz;
+
+ sbit->buffer = 0;
+
+ error = clazz->family_load_glyph( family, gindex, manager, &face );
+ if ( error )
+ goto BadGlyph;
+
+ {
+ FT_Int temp;
+ FT_GlyphSlot slot = face->glyph;
+ FT_Bitmap* bitmap = &slot->bitmap;
+ FT_Pos xadvance, yadvance; /* FT_GlyphSlot->advance.{x|y} */
+
+
+ if ( slot->format != FT_GLYPH_FORMAT_BITMAP )
+ {
+ FT_TRACE0(( "ftc_snode_load:"
+ " glyph loaded didn't return a bitmap\n" ));
+ goto BadGlyph;
+ }
+
+ /* Check that our values fit into 8-bit containers! */
+ /* If this is not the case, our bitmap is too large */
+ /* and we will leave it as `missing' with sbit.buffer = 0 */
+
+#define CHECK_CHAR( d ) ( temp = (FT_Char)d, temp == d )
+#define CHECK_BYTE( d ) ( temp = (FT_Byte)d, temp == d )
+
+ /* horizontal advance in pixels */
+ xadvance = ( slot->advance.x + 32 ) >> 6;
+ yadvance = ( slot->advance.y + 32 ) >> 6;
+
+ if ( !CHECK_BYTE( bitmap->rows ) ||
+ !CHECK_BYTE( bitmap->width ) ||
+ !CHECK_CHAR( bitmap->pitch ) ||
+ !CHECK_CHAR( slot->bitmap_left ) ||
+ !CHECK_CHAR( slot->bitmap_top ) ||
+ !CHECK_CHAR( xadvance ) ||
+ !CHECK_CHAR( yadvance ) )
+ {
+ FT_TRACE2(( "ftc_snode_load:"
+ " glyph too large for small bitmap cache\n"));
+ goto BadGlyph;
+ }
+
+ sbit->width = (FT_Byte)bitmap->width;
+ sbit->height = (FT_Byte)bitmap->rows;
+ sbit->pitch = (FT_Char)bitmap->pitch;
+ sbit->left = (FT_Char)slot->bitmap_left;
+ sbit->top = (FT_Char)slot->bitmap_top;
+ sbit->xadvance = (FT_Char)xadvance;
+ sbit->yadvance = (FT_Char)yadvance;
+ sbit->format = (FT_Byte)bitmap->pixel_mode;
+ sbit->max_grays = (FT_Byte)(bitmap->num_grays - 1);
+
+ /* copy the bitmap into a new buffer -- ignore error */
+ error = ftc_sbit_copy_bitmap( sbit, bitmap, memory );
+
+ /* now, compute size */
+ if ( asize )
+ *asize = FT_ABS( sbit->pitch ) * sbit->height;
+
+ } /* glyph loading successful */
+
+ /* ignore the errors that might have occurred -- */
+ /* we mark unloaded glyphs with `sbit.buffer == 0' */
+ /* and `width == 255', `height == 0' */
+ /* */
+ if ( error && error != FTC_Err_Out_Of_Memory )
+ {
+ BadGlyph:
+ sbit->width = 255;
+ sbit->height = 0;
+ sbit->buffer = NULL;
+ error = FTC_Err_Ok;
+ if ( asize )
+ *asize = 0;
+ }
+
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ FTC_SNode_New( FTC_SNode *psnode,
+ FTC_GQuery gquery,
+ FTC_Cache cache )
+ {
+ FT_Memory memory = cache->memory;
+ FT_Error error;
+ FTC_SNode snode = NULL;
+ FT_UInt gindex = gquery->gindex;
+ FTC_Family family = gquery->family;
+
+ FTC_SFamilyClass clazz = FTC_CACHE__SFAMILY_CLASS( cache );
+ FT_UInt total;
+ FT_UInt node_count;
+
+
+ total = clazz->family_get_count( family, cache->manager );
+ if ( total == 0 || gindex >= total )
+ {
+ error = FTC_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ if ( !FT_NEW( snode ) )
+ {
+ FT_UInt count, start;
+
+
+ start = gindex - ( gindex % FTC_SBIT_ITEMS_PER_NODE );
+ count = total - start;
+ if ( count > FTC_SBIT_ITEMS_PER_NODE )
+ count = FTC_SBIT_ITEMS_PER_NODE;
+
+ FTC_GNode_Init( FTC_GNODE( snode ), start, family );
+
+ snode->count = count;
+ for ( node_count = 0; node_count < count; node_count++ )
+ {
+ snode->sbits[node_count].width = 255;
+ }
+
+ error = ftc_snode_load( snode,
+ cache->manager,
+ gindex,
+ NULL );
+ if ( error )
+ {
+ FTC_SNode_Free( snode, cache );
+ snode = NULL;
+ }
+ }
+
+ Exit:
+ *psnode = snode;
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ ftc_snode_new( FTC_Node *ftcpsnode,
+ FT_Pointer ftcgquery,
+ FTC_Cache cache )
+ {
+ FTC_SNode *psnode = (FTC_SNode*)ftcpsnode;
+ FTC_GQuery gquery = (FTC_GQuery)ftcgquery;
+
+
+ return FTC_SNode_New( psnode, gquery, cache );
+ }
+
+
+ FT_LOCAL_DEF( FT_Offset )
+ ftc_snode_weight( FTC_Node ftcsnode,
+ FTC_Cache cache )
+ {
+ FTC_SNode snode = (FTC_SNode)ftcsnode;
+ FT_UInt count = snode->count;
+ FTC_SBit sbit = snode->sbits;
+ FT_Int pitch;
+ FT_Offset size;
+
+ FT_UNUSED( cache );
+
+
+ FT_ASSERT( snode->count <= FTC_SBIT_ITEMS_PER_NODE );
+
+ /* the node itself */
+ size = sizeof ( *snode );
+
+ for ( ; count > 0; count--, sbit++ )
+ {
+ if ( sbit->buffer )
+ {
+ pitch = sbit->pitch;
+ if ( pitch < 0 )
+ pitch = -pitch;
+
+ /* add the size of a given glyph image */
+ size += pitch * sbit->height;
+ }
+ }
+
+ return size;
+ }
+
+
+#if 0
+
+ FT_LOCAL_DEF( FT_Offset )
+ FTC_SNode_Weight( FTC_SNode snode )
+ {
+ return ftc_snode_weight( FTC_NODE( snode ), NULL );
+ }
+
+#endif /* 0 */
+
+
+ FT_LOCAL_DEF( FT_Bool )
+ ftc_snode_compare( FTC_Node ftcsnode,
+ FT_Pointer ftcgquery,
+ FTC_Cache cache,
+ FT_Bool* list_changed )
+ {
+ FTC_SNode snode = (FTC_SNode)ftcsnode;
+ FTC_GQuery gquery = (FTC_GQuery)ftcgquery;
+ FTC_GNode gnode = FTC_GNODE( snode );
+ FT_UInt gindex = gquery->gindex;
+ FT_Bool result;
+
+
+ if (list_changed)
+ *list_changed = FALSE;
+ result = FT_BOOL( gnode->family == gquery->family &&
+ (FT_UInt)( gindex - gnode->gindex ) < snode->count );
+ if ( result )
+ {
+ /* check if we need to load the glyph bitmap now */
+ FTC_SBit sbit = snode->sbits + ( gindex - gnode->gindex );
+
+
+ /*
+ * The following code illustrates what to do when you want to
+ * perform operations that may fail within a lookup function.
+ *
+ * Here, we want to load a small bitmap on-demand; we thus
+ * need to call the `ftc_snode_load' function which may return
+ * a non-zero error code only when we are out of memory (OOM).
+ *
+ * The correct thing to do is to use @FTC_CACHE_TRYLOOP and
+ * @FTC_CACHE_TRYLOOP_END in order to implement a retry loop
+ * that is capable of flushing the cache incrementally when
+ * an OOM errors occur.
+ *
+ * However, we need to `lock' the node before this operation to
+ * prevent it from being flushed within the loop.
+ *
+ * When we exit the loop, we unlock the node, then check the `error'
+ * variable. If it is non-zero, this means that the cache was
+ * completely flushed and that no usable memory was found to load
+ * the bitmap.
+ *
+ * We then prefer to return a value of 0 (i.e., NO MATCH). This
+ * ensures that the caller will try to allocate a new node.
+ * This operation consequently _fail_ and the lookup function
+ * returns the appropriate OOM error code.
+ *
+ * Note that `buffer == NULL && width == 255' is a hack used to
+ * tag `unavailable' bitmaps in the array. We should never try
+ * to load these.
+ *
+ */
+
+ if ( sbit->buffer == NULL && sbit->width == 255 )
+ {
+ FT_ULong size;
+ FT_Error error;
+
+
+ ftcsnode->ref_count++; /* lock node to prevent flushing */
+ /* in retry loop */
+
+ FTC_CACHE_TRYLOOP( cache )
+ {
+ error = ftc_snode_load( snode, cache->manager, gindex, &size );
+ }
+ FTC_CACHE_TRYLOOP_END( list_changed );
+
+ ftcsnode->ref_count--; /* unlock the node */
+
+ if ( error )
+ result = 0;
+ else
+ cache->manager->cur_weight += size;
+ }
+ }
+
+ return result;
+ }
+
+
+#ifdef FTC_INLINE
+
+ FT_LOCAL_DEF( FT_Bool )
+ FTC_SNode_Compare( FTC_SNode snode,
+ FTC_GQuery gquery,
+ FTC_Cache cache,
+ FT_Bool* list_changed )
+ {
+ return ftc_snode_compare( FTC_NODE( snode ), gquery,
+ cache, list_changed );
+ }
+
+#endif
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftcsbits.h */
+/* */
+/* A small-bitmap cache (specification). */
+/* */
+/* Copyright 2000-2001, 2002, 2003, 2006, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTCSBITS_H__
+#define __FTCSBITS_H__
+
+
+#include <ft2build.h>
+#include FT_CACHE_H
+#include "ftcglyph.h"
+
+
+FT_BEGIN_HEADER
+
+#define FTC_SBIT_ITEMS_PER_NODE 16
+
+ typedef struct FTC_SNodeRec_
+ {
+ FTC_GNodeRec gnode;
+ FT_UInt count;
+ FTC_SBitRec sbits[FTC_SBIT_ITEMS_PER_NODE];
+
+ } FTC_SNodeRec, *FTC_SNode;
+
+
+#define FTC_SNODE( x ) ( (FTC_SNode)( x ) )
+#define FTC_SNODE_GINDEX( x ) FTC_GNODE( x )->gindex
+#define FTC_SNODE_FAMILY( x ) FTC_GNODE( x )->family
+
+ typedef FT_UInt
+ (*FTC_SFamily_GetCountFunc)( FTC_Family family,
+ FTC_Manager manager );
+
+ typedef FT_Error
+ (*FTC_SFamily_LoadGlyphFunc)( FTC_Family family,
+ FT_UInt gindex,
+ FTC_Manager manager,
+ FT_Face *aface );
+
+ typedef struct FTC_SFamilyClassRec_
+ {
+ FTC_MruListClassRec clazz;
+ FTC_SFamily_GetCountFunc family_get_count;
+ FTC_SFamily_LoadGlyphFunc family_load_glyph;
+
+ } FTC_SFamilyClassRec;
+
+ typedef const FTC_SFamilyClassRec* FTC_SFamilyClass;
+
+#define FTC_SFAMILY_CLASS( x ) ((FTC_SFamilyClass)(x))
+
+#define FTC_CACHE__SFAMILY_CLASS( x ) \
+ FTC_SFAMILY_CLASS( FTC_CACHE__GCACHE_CLASS( x )->family_class )
+
+
+ FT_LOCAL( void )
+ FTC_SNode_Free( FTC_SNode snode,
+ FTC_Cache cache );
+
+ FT_LOCAL( FT_Error )
+ FTC_SNode_New( FTC_SNode *psnode,
+ FTC_GQuery gquery,
+ FTC_Cache cache );
+
+#if 0
+ FT_LOCAL( FT_ULong )
+ FTC_SNode_Weight( FTC_SNode inode );
+#endif
+
+
+#ifdef FTC_INLINE
+
+ FT_LOCAL( FT_Bool )
+ FTC_SNode_Compare( FTC_SNode snode,
+ FTC_GQuery gquery,
+ FTC_Cache cache,
+ FT_Bool* list_changed);
+
+#endif
+
+ /* */
+
+FT_END_HEADER
+
+#endif /* __FTCSBITS_H__ */
+
+
+/* END */
--- /dev/null
+#
+# FreeType 2 Cache configuration rules
+#
+
+
+# Copyright 2000, 2001, 2003, 2004, 2006, 2008 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# Cache driver directory
+#
+CACHE_DIR := $(SRC_DIR)/cache
+
+# compilation flags for the driver
+#
+CACHE_COMPILE := $(FT_COMPILE) $I$(subst /,$(COMPILER_SEP),$(CACHE_DIR))
+
+
+# Cache driver sources (i.e., C files)
+#
+CACHE_DRV_SRC := $(CACHE_DIR)/ftcbasic.c \
+ $(CACHE_DIR)/ftccache.c \
+ $(CACHE_DIR)/ftccmap.c \
+ $(CACHE_DIR)/ftcglyph.c \
+ $(CACHE_DIR)/ftcimage.c \
+ $(CACHE_DIR)/ftcmanag.c \
+ $(CACHE_DIR)/ftcmru.c \
+ $(CACHE_DIR)/ftcsbits.c
+
+# Cache driver headers
+#
+CACHE_DRV_H := $(CACHE_DIR)/ftccache.h \
+ $(CACHE_DIR)/ftccback.h \
+ $(CACHE_DIR)/ftcerror.h \
+ $(CACHE_DIR)/ftcglyph.h \
+ $(CACHE_DIR)/ftcimage.h \
+ $(CACHE_DIR)/ftcmanag.h \
+ $(CACHE_DIR)/ftcmru.h \
+ $(CACHE_DIR)/ftcsbits.h
+
+
+# Cache driver object(s)
+#
+# CACHE_DRV_OBJ_M is used during `multi' builds.
+# CACHE_DRV_OBJ_S is used during `single' builds.
+#
+CACHE_DRV_OBJ_M := $(CACHE_DRV_SRC:$(CACHE_DIR)/%.c=$(OBJ_DIR)/%.$O)
+CACHE_DRV_OBJ_S := $(OBJ_DIR)/ftcache.$O
+
+# Cache driver source file for single build
+#
+CACHE_DRV_SRC_S := $(CACHE_DIR)/ftcache.c
+
+
+# Cache driver - single object
+#
+$(CACHE_DRV_OBJ_S): $(CACHE_DRV_SRC_S) $(CACHE_DRV_SRC) \
+ $(FREETYPE_H) $(CACHE_DRV_H)
+ $(CACHE_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $(CACHE_DRV_SRC_S))
+
+
+# Cache driver - multiple objects
+#
+$(OBJ_DIR)/%.$O: $(CACHE_DIR)/%.c $(FREETYPE_H) $(CACHE_DRV_H)
+ $(CACHE_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $<)
+
+
+# update main driver object lists
+#
+DRV_OBJS_S += $(CACHE_DRV_OBJ_S)
+DRV_OBJS_M += $(CACHE_DRV_OBJ_M)
+
+
+# EOF
--- /dev/null
+# FreeType 2 src/cff Jamfile
+#
+# Copyright 2001, 2002 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+SubDir FT2_TOP $(FT2_SRC_DIR) cff ;
+
+{
+ local _sources ;
+
+ if $(FT2_MULTI)
+ {
+ _sources = cffdrivr cffgload cffload cffobjs cffparse cffcmap cffpic ;
+ }
+ else
+ {
+ _sources = cff ;
+ }
+
+ Library $(FT2_LIB) : $(_sources).c ;
+}
+
+# end of src/cff Jamfile
--- /dev/null
+/***************************************************************************/
+/* */
+/* cff.c */
+/* */
+/* FreeType OpenType driver component (body only). */
+/* */
+/* Copyright 1996-2001, 2002 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#define FT_MAKE_OPTION_SINGLE_OBJECT
+
+#include <ft2build.h>
+#include "cffpic.c"
+#include "cffdrivr.c"
+#include "cffparse.c"
+#include "cffload.c"
+#include "cffobjs.c"
+#include "cffgload.c"
+#include "cffcmap.c"
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* cffcmap.c */
+/* */
+/* CFF character mapping table (cmap) support (body). */
+/* */
+/* Copyright 2002, 2003, 2004, 2005, 2006, 2007, 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include "cffcmap.h"
+#include "cffload.h"
+
+#include "cfferrs.h"
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** CFF STANDARD (AND EXPERT) ENCODING CMAPS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_CALLBACK_DEF( FT_Error )
+ cff_cmap_encoding_init( CFF_CMapStd cmap )
+ {
+ TT_Face face = (TT_Face)FT_CMAP_FACE( cmap );
+ CFF_Font cff = (CFF_Font)face->extra.data;
+ CFF_Encoding encoding = &cff->encoding;
+
+
+ cmap->gids = encoding->codes;
+
+ return 0;
+ }
+
+
+ FT_CALLBACK_DEF( void )
+ cff_cmap_encoding_done( CFF_CMapStd cmap )
+ {
+ cmap->gids = NULL;
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt )
+ cff_cmap_encoding_char_index( CFF_CMapStd cmap,
+ FT_UInt32 char_code )
+ {
+ FT_UInt result = 0;
+
+
+ if ( char_code < 256 )
+ result = cmap->gids[char_code];
+
+ return result;
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt32 )
+ cff_cmap_encoding_char_next( CFF_CMapStd cmap,
+ FT_UInt32 *pchar_code )
+ {
+ FT_UInt result = 0;
+ FT_UInt32 char_code = *pchar_code;
+
+
+ *pchar_code = 0;
+
+ if ( char_code < 255 )
+ {
+ FT_UInt code = (FT_UInt)(char_code + 1);
+
+
+ for (;;)
+ {
+ if ( code >= 256 )
+ break;
+
+ result = cmap->gids[code];
+ if ( result != 0 )
+ {
+ *pchar_code = code;
+ break;
+ }
+
+ code++;
+ }
+ }
+ return result;
+ }
+
+
+ FT_DEFINE_CMAP_CLASS(cff_cmap_encoding_class_rec,
+ sizeof ( CFF_CMapStdRec ),
+
+ (FT_CMap_InitFunc) cff_cmap_encoding_init,
+ (FT_CMap_DoneFunc) cff_cmap_encoding_done,
+ (FT_CMap_CharIndexFunc)cff_cmap_encoding_char_index,
+ (FT_CMap_CharNextFunc) cff_cmap_encoding_char_next,
+
+ NULL, NULL, NULL, NULL, NULL
+ )
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** CFF SYNTHETIC UNICODE ENCODING CMAP *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_CALLBACK_DEF( const char* )
+ cff_sid_to_glyph_name( TT_Face face,
+ FT_UInt idx )
+ {
+ CFF_Font cff = (CFF_Font)face->extra.data;
+ CFF_Charset charset = &cff->charset;
+ FT_UInt sid = charset->sids[idx];
+
+
+ return cff_index_get_sid_string( cff, sid );
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ cff_cmap_unicode_init( PS_Unicodes unicodes )
+ {
+ TT_Face face = (TT_Face)FT_CMAP_FACE( unicodes );
+ FT_Memory memory = FT_FACE_MEMORY( face );
+ CFF_Font cff = (CFF_Font)face->extra.data;
+ CFF_Charset charset = &cff->charset;
+ FT_Service_PsCMaps psnames = (FT_Service_PsCMaps)cff->psnames;
+
+
+ /* can't build Unicode map for CID-keyed font */
+ /* because we don't know glyph names. */
+ if ( !charset->sids )
+ return CFF_Err_No_Unicode_Glyph_Name;
+
+ return psnames->unicodes_init( memory,
+ unicodes,
+ cff->num_glyphs,
+ (PS_GetGlyphNameFunc)&cff_sid_to_glyph_name,
+ (PS_FreeGlyphNameFunc)NULL,
+ (FT_Pointer)face );
+ }
+
+
+ FT_CALLBACK_DEF( void )
+ cff_cmap_unicode_done( PS_Unicodes unicodes )
+ {
+ FT_Face face = FT_CMAP_FACE( unicodes );
+ FT_Memory memory = FT_FACE_MEMORY( face );
+
+
+ FT_FREE( unicodes->maps );
+ unicodes->num_maps = 0;
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt )
+ cff_cmap_unicode_char_index( PS_Unicodes unicodes,
+ FT_UInt32 char_code )
+ {
+ TT_Face face = (TT_Face)FT_CMAP_FACE( unicodes );
+ CFF_Font cff = (CFF_Font)face->extra.data;
+ FT_Service_PsCMaps psnames = (FT_Service_PsCMaps)cff->psnames;
+
+
+ return psnames->unicodes_char_index( unicodes, char_code );
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt32 )
+ cff_cmap_unicode_char_next( PS_Unicodes unicodes,
+ FT_UInt32 *pchar_code )
+ {
+ TT_Face face = (TT_Face)FT_CMAP_FACE( unicodes );
+ CFF_Font cff = (CFF_Font)face->extra.data;
+ FT_Service_PsCMaps psnames = (FT_Service_PsCMaps)cff->psnames;
+
+
+ return psnames->unicodes_char_next( unicodes, pchar_code );
+ }
+
+
+ FT_DEFINE_CMAP_CLASS(cff_cmap_unicode_class_rec,
+ sizeof ( PS_UnicodesRec ),
+
+ (FT_CMap_InitFunc) cff_cmap_unicode_init,
+ (FT_CMap_DoneFunc) cff_cmap_unicode_done,
+ (FT_CMap_CharIndexFunc)cff_cmap_unicode_char_index,
+ (FT_CMap_CharNextFunc) cff_cmap_unicode_char_next,
+
+ NULL, NULL, NULL, NULL, NULL
+ )
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* cffcmap.h */
+/* */
+/* CFF character mapping table (cmap) support (specification). */
+/* */
+/* Copyright 2002, 2003, 2006 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __CFFCMAP_H__
+#define __CFFCMAP_H__
+
+#include "cffobjs.h"
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** TYPE1 STANDARD (AND EXPERT) ENCODING CMAPS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* standard (and expert) encoding cmaps */
+ typedef struct CFF_CMapStdRec_* CFF_CMapStd;
+
+ typedef struct CFF_CMapStdRec_
+ {
+ FT_CMapRec cmap;
+ FT_UShort* gids; /* up to 256 elements */
+
+ } CFF_CMapStdRec;
+
+
+ FT_DECLARE_CMAP_CLASS(cff_cmap_encoding_class_rec)
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** CFF SYNTHETIC UNICODE ENCODING CMAP *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* unicode (synthetic) cmaps */
+
+ FT_DECLARE_CMAP_CLASS(cff_cmap_unicode_class_rec)
+
+
+FT_END_HEADER
+
+#endif /* __CFFCMAP_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* cffdrivr.c */
+/* */
+/* OpenType font driver implementation (body). */
+/* */
+/* Copyright 1996-2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_STREAM_H
+#include FT_INTERNAL_SFNT_H
+#include FT_SERVICE_CID_H
+#include FT_SERVICE_POSTSCRIPT_INFO_H
+#include FT_SERVICE_POSTSCRIPT_NAME_H
+#include FT_SERVICE_TT_CMAP_H
+
+#include "cffdrivr.h"
+#include "cffgload.h"
+#include "cffload.h"
+#include "cffcmap.h"
+#include "cffparse.h"
+
+#include "cfferrs.h"
+#include "cffpic.h"
+
+#include FT_SERVICE_XFREE86_NAME_H
+#include FT_SERVICE_GLYPH_DICT_H
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_cffdriver
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** ****/
+ /**** F A C E S ****/
+ /**** ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+#undef PAIR_TAG
+#define PAIR_TAG( left, right ) ( ( (FT_ULong)left << 16 ) | \
+ (FT_ULong)right )
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* cff_get_kerning */
+ /* */
+ /* <Description> */
+ /* A driver method used to return the kerning vector between two */
+ /* glyphs of the same face. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the source face object. */
+ /* */
+ /* left_glyph :: The index of the left glyph in the kern pair. */
+ /* */
+ /* right_glyph :: The index of the right glyph in the kern pair. */
+ /* */
+ /* <Output> */
+ /* kerning :: The kerning vector. This is in font units for */
+ /* scalable formats, and in pixels for fixed-sizes */
+ /* formats. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ /* <Note> */
+ /* Only horizontal layouts (left-to-right & right-to-left) are */
+ /* supported by this function. Other layouts, or more sophisticated */
+ /* kernings, are out of scope of this method (the basic driver */
+ /* interface is meant to be simple). */
+ /* */
+ /* They can be implemented by format-specific interfaces. */
+ /* */
+ FT_CALLBACK_DEF( FT_Error )
+ cff_get_kerning( FT_Face ttface, /* TT_Face */
+ FT_UInt left_glyph,
+ FT_UInt right_glyph,
+ FT_Vector* kerning )
+ {
+ TT_Face face = (TT_Face)ttface;
+ SFNT_Service sfnt = (SFNT_Service)face->sfnt;
+
+
+ kerning->x = 0;
+ kerning->y = 0;
+
+ if ( sfnt )
+ kerning->x = sfnt->get_kerning( face, left_glyph, right_glyph );
+
+ return CFF_Err_Ok;
+ }
+
+
+#undef PAIR_TAG
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* cff_glyph_load */
+ /* */
+ /* <Description> */
+ /* A driver method used to load a glyph within a given glyph slot. */
+ /* */
+ /* <Input> */
+ /* slot :: A handle to the target slot object where the glyph */
+ /* will be loaded. */
+ /* */
+ /* size :: A handle to the source face size at which the glyph */
+ /* must be scaled, loaded, etc. */
+ /* */
+ /* glyph_index :: The index of the glyph in the font file. */
+ /* */
+ /* load_flags :: A flag indicating what to load for this glyph. The */
+ /* FT_LOAD_??? constants can be used to control the */
+ /* glyph loading process (e.g., whether the outline */
+ /* should be scaled, whether to load bitmaps or not, */
+ /* whether to hint the outline, etc). */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_CALLBACK_DEF( FT_Error )
+ cff_glyph_load( FT_GlyphSlot cffslot, /* CFF_GlyphSlot */
+ FT_Size cffsize, /* CFF_Size */
+ FT_UInt glyph_index,
+ FT_Int32 load_flags )
+ {
+ FT_Error error;
+ CFF_GlyphSlot slot = (CFF_GlyphSlot)cffslot;
+ CFF_Size size = (CFF_Size)cffsize;
+
+
+ if ( !slot )
+ return CFF_Err_Invalid_Slot_Handle;
+
+ /* check whether we want a scaled outline or bitmap */
+ if ( !size )
+ load_flags |= FT_LOAD_NO_SCALE | FT_LOAD_NO_HINTING;
+
+ /* reset the size object if necessary */
+ if ( load_flags & FT_LOAD_NO_SCALE )
+ size = NULL;
+
+ if ( size )
+ {
+ /* these two objects must have the same parent */
+ if ( cffsize->face != cffslot->face )
+ return CFF_Err_Invalid_Face_Handle;
+ }
+
+ /* now load the glyph outline if necessary */
+ error = cff_slot_load( slot, size, glyph_index, load_flags );
+
+ /* force drop-out mode to 2 - irrelevant now */
+ /* slot->outline.dropout_mode = 2; */
+
+ return error;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ cff_get_advances( FT_Face face,
+ FT_UInt start,
+ FT_UInt count,
+ FT_Int32 flags,
+ FT_Fixed* advances )
+ {
+ FT_UInt nn;
+ FT_Error error = CFF_Err_Ok;
+ FT_GlyphSlot slot = face->glyph;
+
+
+ flags |= (FT_UInt32)FT_LOAD_ADVANCE_ONLY;
+
+ for ( nn = 0; nn < count; nn++ )
+ {
+ error = cff_glyph_load( slot, face->size, start + nn, flags );
+ if ( error )
+ break;
+
+ advances[nn] = ( flags & FT_LOAD_VERTICAL_LAYOUT )
+ ? slot->linearVertAdvance
+ : slot->linearHoriAdvance;
+ }
+
+ return error;
+ }
+
+
+ /*
+ * GLYPH DICT SERVICE
+ *
+ */
+
+ static FT_Error
+ cff_get_glyph_name( CFF_Face face,
+ FT_UInt glyph_index,
+ FT_Pointer buffer,
+ FT_UInt buffer_max )
+ {
+ CFF_Font font = (CFF_Font)face->extra.data;
+ FT_String* gname;
+ FT_UShort sid;
+ FT_Error error;
+
+
+ if ( !font->psnames )
+ {
+ FT_ERROR(( "cff_get_glyph_name:"
+ " cannot get glyph name from CFF & CEF fonts\n"
+ " "
+ " without the `PSNames' module\n" ));
+ error = CFF_Err_Missing_Module;
+ goto Exit;
+ }
+
+ /* first, locate the sid in the charset table */
+ sid = font->charset.sids[glyph_index];
+
+ /* now, lookup the name itself */
+ gname = cff_index_get_sid_string( font, sid );
+
+ if ( gname )
+ FT_STRCPYN( buffer, gname, buffer_max );
+
+ error = CFF_Err_Ok;
+
+ Exit:
+ return error;
+ }
+
+
+ static FT_UInt
+ cff_get_name_index( CFF_Face face,
+ FT_String* glyph_name )
+ {
+ CFF_Font cff;
+ CFF_Charset charset;
+ FT_Service_PsCMaps psnames;
+ FT_String* name;
+ FT_UShort sid;
+ FT_UInt i;
+
+
+ cff = (CFF_FontRec *)face->extra.data;
+ charset = &cff->charset;
+
+ FT_FACE_FIND_GLOBAL_SERVICE( face, psnames, POSTSCRIPT_CMAPS );
+ if ( !psnames )
+ return 0;
+
+ for ( i = 0; i < cff->num_glyphs; i++ )
+ {
+ sid = charset->sids[i];
+
+ if ( sid > 390 )
+ name = cff_index_get_string( cff, sid - 391 );
+ else
+ name = (FT_String *)psnames->adobe_std_strings( sid );
+
+ if ( !name )
+ continue;
+
+ if ( !ft_strcmp( glyph_name, name ) )
+ return i;
+ }
+
+ return 0;
+ }
+
+
+ FT_DEFINE_SERVICE_GLYPHDICTREC(cff_service_glyph_dict,
+ (FT_GlyphDict_GetNameFunc) cff_get_glyph_name,
+ (FT_GlyphDict_NameIndexFunc)cff_get_name_index
+ )
+
+
+ /*
+ * POSTSCRIPT INFO SERVICE
+ *
+ */
+
+ static FT_Int
+ cff_ps_has_glyph_names( FT_Face face )
+ {
+ return ( face->face_flags & FT_FACE_FLAG_GLYPH_NAMES ) > 0;
+ }
+
+
+ static FT_Error
+ cff_ps_get_font_info( CFF_Face face,
+ PS_FontInfoRec* afont_info )
+ {
+ CFF_Font cff = (CFF_Font)face->extra.data;
+ FT_Error error = CFF_Err_Ok;
+
+
+ if ( cff && cff->font_info == NULL )
+ {
+ CFF_FontRecDict dict = &cff->top_font.font_dict;
+ PS_FontInfoRec *font_info = NULL;
+ FT_Memory memory = face->root.memory;
+
+
+ if ( FT_ALLOC( font_info, sizeof ( *font_info ) ) )
+ goto Fail;
+
+ font_info->version = cff_index_get_sid_string( cff,
+ dict->version );
+ font_info->notice = cff_index_get_sid_string( cff,
+ dict->notice );
+ font_info->full_name = cff_index_get_sid_string( cff,
+ dict->full_name );
+ font_info->family_name = cff_index_get_sid_string( cff,
+ dict->family_name );
+ font_info->weight = cff_index_get_sid_string( cff,
+ dict->weight );
+ font_info->italic_angle = dict->italic_angle;
+ font_info->is_fixed_pitch = dict->is_fixed_pitch;
+ font_info->underline_position = (FT_Short)dict->underline_position;
+ font_info->underline_thickness = (FT_Short)dict->underline_thickness;
+
+ cff->font_info = font_info;
+ }
+
+ if ( cff )
+ *afont_info = *cff->font_info;
+
+ Fail:
+ return error;
+ }
+
+
+ FT_DEFINE_SERVICE_PSINFOREC(cff_service_ps_info,
+ (PS_GetFontInfoFunc) cff_ps_get_font_info,
+ (PS_GetFontExtraFunc) NULL,
+ (PS_HasGlyphNamesFunc) cff_ps_has_glyph_names,
+ (PS_GetFontPrivateFunc)NULL, /* unsupported with CFF fonts */
+ (PS_GetFontValueFunc) NULL /* not implemented */
+ )
+
+
+ /*
+ * POSTSCRIPT NAME SERVICE
+ *
+ */
+
+ static const char*
+ cff_get_ps_name( CFF_Face face )
+ {
+ CFF_Font cff = (CFF_Font)face->extra.data;
+
+
+ return (const char*)cff->font_name;
+ }
+
+
+ FT_DEFINE_SERVICE_PSFONTNAMEREC(cff_service_ps_name,
+ (FT_PsName_GetFunc)cff_get_ps_name
+ )
+
+
+ /*
+ * TT CMAP INFO
+ *
+ * If the charmap is a synthetic Unicode encoding cmap or
+ * a Type 1 standard (or expert) encoding cmap, hide TT CMAP INFO
+ * service defined in SFNT module.
+ *
+ * Otherwise call the service function in the sfnt module.
+ *
+ */
+ static FT_Error
+ cff_get_cmap_info( FT_CharMap charmap,
+ TT_CMapInfo *cmap_info )
+ {
+ FT_CMap cmap = FT_CMAP( charmap );
+ FT_Error error = CFF_Err_Ok;
+ FT_Face face = FT_CMAP_FACE( cmap );
+ FT_Library library = FT_FACE_LIBRARY( face );
+
+
+ cmap_info->language = 0;
+ cmap_info->format = 0;
+
+ if ( cmap->clazz != &FT_CFF_CMAP_ENCODING_CLASS_REC_GET &&
+ cmap->clazz != &FT_CFF_CMAP_UNICODE_CLASS_REC_GET )
+ {
+ FT_Module sfnt = FT_Get_Module( library, "sfnt" );
+ FT_Service_TTCMaps service =
+ (FT_Service_TTCMaps)ft_module_get_service( sfnt,
+ FT_SERVICE_ID_TT_CMAP );
+
+
+ if ( service && service->get_cmap_info )
+ error = service->get_cmap_info( charmap, cmap_info );
+ }
+
+ return error;
+ }
+
+
+ FT_DEFINE_SERVICE_TTCMAPSREC(cff_service_get_cmap_info,
+ (TT_CMap_Info_GetFunc)cff_get_cmap_info
+ )
+
+
+ /*
+ * CID INFO SERVICE
+ *
+ */
+ static FT_Error
+ cff_get_ros( CFF_Face face,
+ const char* *registry,
+ const char* *ordering,
+ FT_Int *supplement )
+ {
+ FT_Error error = CFF_Err_Ok;
+ CFF_Font cff = (CFF_Font)face->extra.data;
+
+
+ if ( cff )
+ {
+ CFF_FontRecDict dict = &cff->top_font.font_dict;
+
+
+ if ( dict->cid_registry == 0xFFFFU )
+ {
+ error = CFF_Err_Invalid_Argument;
+ goto Fail;
+ }
+
+ if ( registry )
+ {
+ if ( cff->registry == NULL )
+ cff->registry = cff_index_get_sid_string( cff,
+ dict->cid_registry );
+ *registry = cff->registry;
+ }
+
+ if ( ordering )
+ {
+ if ( cff->ordering == NULL )
+ cff->ordering = cff_index_get_sid_string( cff,
+ dict->cid_ordering );
+ *ordering = cff->ordering;
+ }
+
+ /*
+ * XXX: According to Adobe TechNote #5176, the supplement in CFF
+ * can be a real number. We truncate it to fit public API
+ * since freetype-2.3.6.
+ */
+ if ( supplement )
+ {
+ if ( dict->cid_supplement < FT_INT_MIN ||
+ dict->cid_supplement > FT_INT_MAX )
+ FT_TRACE1(( "cff_get_ros: too large supplement %d is truncated\n",
+ dict->cid_supplement ));
+ *supplement = (FT_Int)dict->cid_supplement;
+ }
+ }
+
+ Fail:
+ return error;
+ }
+
+
+ static FT_Error
+ cff_get_is_cid( CFF_Face face,
+ FT_Bool *is_cid )
+ {
+ FT_Error error = CFF_Err_Ok;
+ CFF_Font cff = (CFF_Font)face->extra.data;
+
+
+ *is_cid = 0;
+
+ if ( cff )
+ {
+ CFF_FontRecDict dict = &cff->top_font.font_dict;
+
+
+ if ( dict->cid_registry != 0xFFFFU )
+ *is_cid = 1;
+ }
+
+ return error;
+ }
+
+
+ static FT_Error
+ cff_get_cid_from_glyph_index( CFF_Face face,
+ FT_UInt glyph_index,
+ FT_UInt *cid )
+ {
+ FT_Error error = CFF_Err_Ok;
+ CFF_Font cff;
+
+
+ cff = (CFF_Font)face->extra.data;
+
+ if ( cff )
+ {
+ FT_UInt c;
+ CFF_FontRecDict dict = &cff->top_font.font_dict;
+
+
+ if ( dict->cid_registry == 0xFFFFU )
+ {
+ error = CFF_Err_Invalid_Argument;
+ goto Fail;
+ }
+
+ if ( glyph_index > cff->num_glyphs )
+ {
+ error = CFF_Err_Invalid_Argument;
+ goto Fail;
+ }
+
+ c = cff->charset.sids[glyph_index];
+
+ if ( cid )
+ *cid = c;
+ }
+
+ Fail:
+ return error;
+ }
+
+
+ FT_DEFINE_SERVICE_CIDREC(cff_service_cid_info,
+ (FT_CID_GetRegistryOrderingSupplementFunc)cff_get_ros,
+ (FT_CID_GetIsInternallyCIDKeyedFunc) cff_get_is_cid,
+ (FT_CID_GetCIDFromGlyphIndexFunc) cff_get_cid_from_glyph_index
+ )
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** ****/
+ /**** D R I V E R I N T E R F A C E ****/
+ /**** ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+#ifndef FT_CONFIG_OPTION_NO_GLYPH_NAMES
+ FT_DEFINE_SERVICEDESCREC6(cff_services,
+ FT_SERVICE_ID_XF86_NAME, FT_XF86_FORMAT_CFF,
+ FT_SERVICE_ID_POSTSCRIPT_INFO, &FT_CFF_SERVICE_PS_INFO_GET,
+ FT_SERVICE_ID_POSTSCRIPT_FONT_NAME, &FT_CFF_SERVICE_PS_NAME_GET,
+ FT_SERVICE_ID_GLYPH_DICT, &FT_CFF_SERVICE_GLYPH_DICT_GET,
+ FT_SERVICE_ID_TT_CMAP, &FT_CFF_SERVICE_GET_CMAP_INFO_GET,
+ FT_SERVICE_ID_CID, &FT_CFF_SERVICE_CID_INFO_GET
+ )
+#else
+ FT_DEFINE_SERVICEDESCREC5(cff_services,
+ FT_SERVICE_ID_XF86_NAME, FT_XF86_FORMAT_CFF,
+ FT_SERVICE_ID_POSTSCRIPT_INFO, &FT_CFF_SERVICE_PS_INFO_GET,
+ FT_SERVICE_ID_POSTSCRIPT_FONT_NAME, &FT_CFF_SERVICE_PS_NAME_GET,
+ FT_SERVICE_ID_TT_CMAP, &FT_CFF_SERVICE_GET_CMAP_INFO_GET,
+ FT_SERVICE_ID_CID, &FT_CFF_SERVICE_CID_INFO_GET
+ )
+#endif
+
+ FT_CALLBACK_DEF( FT_Module_Interface )
+ cff_get_interface( FT_Module driver, /* CFF_Driver */
+ const char* module_interface )
+ {
+ FT_Library library;
+ FT_Module sfnt;
+ FT_Module_Interface result;
+
+
+ /* FT_CFF_SERVICES_GET derefers `library' in PIC mode */
+#ifdef FT_CONFIG_OPTION_PIC
+ if ( !driver )
+ return NULL;
+ library = driver->library;
+ if ( !library )
+ return NULL;
+#endif
+
+ result = ft_service_list_lookup( FT_CFF_SERVICES_GET, module_interface );
+ if ( result != NULL )
+ return result;
+
+ /* `driver' is not yet evaluated in non-PIC mode */
+#ifndef FT_CONFIG_OPTION_PIC
+ if ( !driver )
+ return NULL;
+ library = driver->library;
+ if ( !library )
+ return NULL;
+#endif
+
+ /* we pass our request to the `sfnt' module */
+ sfnt = FT_Get_Module( library, "sfnt" );
+
+ return sfnt ? sfnt->clazz->get_interface( sfnt, module_interface ) : 0;
+ }
+
+
+ /* The FT_DriverInterface structure is defined in ftdriver.h. */
+
+#ifdef TT_CONFIG_OPTION_EMBEDDED_BITMAPS
+#define CFF_SIZE_SELECT cff_size_select
+#else
+#define CFF_SIZE_SELECT 0
+#endif
+
+ FT_DEFINE_DRIVER( cff_driver_class,
+
+ FT_MODULE_FONT_DRIVER |
+ FT_MODULE_DRIVER_SCALABLE |
+ FT_MODULE_DRIVER_HAS_HINTER,
+
+ sizeof ( CFF_DriverRec ),
+ "cff",
+ 0x10000L,
+ 0x20000L,
+
+ 0, /* module-specific interface */
+
+ cff_driver_init,
+ cff_driver_done,
+ cff_get_interface,
+
+ /* now the specific driver fields */
+ sizeof ( TT_FaceRec ),
+ sizeof ( CFF_SizeRec ),
+ sizeof ( CFF_GlyphSlotRec ),
+
+ cff_face_init,
+ cff_face_done,
+ cff_size_init,
+ cff_size_done,
+ cff_slot_init,
+ cff_slot_done,
+
+ ft_stub_set_char_sizes, /* FT_CONFIG_OPTION_OLD_INTERNALS */
+ ft_stub_set_pixel_sizes, /* FT_CONFIG_OPTION_OLD_INTERNALS */
+
+ cff_glyph_load,
+
+ cff_get_kerning,
+ 0, /* FT_Face_AttachFunc */
+ cff_get_advances,
+
+ cff_size_request,
+
+ CFF_SIZE_SELECT
+ )
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* cffdrivr.h */
+/* */
+/* High-level OpenType driver interface (specification). */
+/* */
+/* Copyright 1996-2001, 2002 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __CFFDRIVER_H__
+#define __CFFDRIVER_H__
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_DRIVER_H
+
+
+FT_BEGIN_HEADER
+
+
+ FT_DECLARE_DRIVER( cff_driver_class )
+
+
+FT_END_HEADER
+
+#endif /* __CFFDRIVER_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* cfferrs.h */
+/* */
+/* CFF error codes (specification only). */
+/* */
+/* Copyright 2001, 2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This file is used to define the CFF error enumeration constants. */
+ /* */
+ /*************************************************************************/
+
+#ifndef __CFFERRS_H__
+#define __CFFERRS_H__
+
+#include FT_MODULE_ERRORS_H
+
+#undef __FTERRORS_H__
+
+#undef FT_ERR_PREFIX
+#define FT_ERR_PREFIX CFF_Err_
+#define FT_ERR_BASE FT_Mod_Err_CFF
+
+
+#include FT_ERRORS_H
+
+#endif /* __CFFERRS_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* cffgload.c */
+/* */
+/* OpenType Glyph Loader (body). */
+/* */
+/* Copyright 1996-2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_STREAM_H
+#include FT_INTERNAL_SFNT_H
+#include FT_OUTLINE_H
+
+#include "cffobjs.h"
+#include "cffload.h"
+#include "cffgload.h"
+
+#include "cfferrs.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_cffgload
+
+
+ typedef enum CFF_Operator_
+ {
+ cff_op_unknown = 0,
+
+ cff_op_rmoveto,
+ cff_op_hmoveto,
+ cff_op_vmoveto,
+
+ cff_op_rlineto,
+ cff_op_hlineto,
+ cff_op_vlineto,
+
+ cff_op_rrcurveto,
+ cff_op_hhcurveto,
+ cff_op_hvcurveto,
+ cff_op_rcurveline,
+ cff_op_rlinecurve,
+ cff_op_vhcurveto,
+ cff_op_vvcurveto,
+
+ cff_op_flex,
+ cff_op_hflex,
+ cff_op_hflex1,
+ cff_op_flex1,
+
+ cff_op_endchar,
+
+ cff_op_hstem,
+ cff_op_vstem,
+ cff_op_hstemhm,
+ cff_op_vstemhm,
+
+ cff_op_hintmask,
+ cff_op_cntrmask,
+ cff_op_dotsection, /* deprecated, acts as no-op */
+
+ cff_op_abs,
+ cff_op_add,
+ cff_op_sub,
+ cff_op_div,
+ cff_op_neg,
+ cff_op_random,
+ cff_op_mul,
+ cff_op_sqrt,
+
+ cff_op_blend,
+
+ cff_op_drop,
+ cff_op_exch,
+ cff_op_index,
+ cff_op_roll,
+ cff_op_dup,
+
+ cff_op_put,
+ cff_op_get,
+ cff_op_store,
+ cff_op_load,
+
+ cff_op_and,
+ cff_op_or,
+ cff_op_not,
+ cff_op_eq,
+ cff_op_ifelse,
+
+ cff_op_callsubr,
+ cff_op_callgsubr,
+ cff_op_return,
+
+ /* Type 1 opcodes: invalid but seen in real life */
+ cff_op_hsbw,
+ cff_op_closepath,
+ cff_op_callothersubr,
+ cff_op_pop,
+ cff_op_seac,
+ cff_op_sbw,
+ cff_op_setcurrentpoint,
+
+ /* do not remove */
+ cff_op_max
+
+ } CFF_Operator;
+
+
+#define CFF_COUNT_CHECK_WIDTH 0x80
+#define CFF_COUNT_EXACT 0x40
+#define CFF_COUNT_CLEAR_STACK 0x20
+
+ /* count values which have the `CFF_COUNT_CHECK_WIDTH' flag set are */
+ /* used for checking the width and requested numbers of arguments */
+ /* only; they are set to zero afterwards */
+
+ /* the other two flags are informative only and unused currently */
+
+ static const FT_Byte cff_argument_counts[] =
+ {
+ 0, /* unknown */
+
+ 2 | CFF_COUNT_CHECK_WIDTH | CFF_COUNT_EXACT, /* rmoveto */
+ 1 | CFF_COUNT_CHECK_WIDTH | CFF_COUNT_EXACT,
+ 1 | CFF_COUNT_CHECK_WIDTH | CFF_COUNT_EXACT,
+
+ 0 | CFF_COUNT_CLEAR_STACK, /* rlineto */
+ 0 | CFF_COUNT_CLEAR_STACK,
+ 0 | CFF_COUNT_CLEAR_STACK,
+
+ 0 | CFF_COUNT_CLEAR_STACK, /* rrcurveto */
+ 0 | CFF_COUNT_CLEAR_STACK,
+ 0 | CFF_COUNT_CLEAR_STACK,
+ 0 | CFF_COUNT_CLEAR_STACK,
+ 0 | CFF_COUNT_CLEAR_STACK,
+ 0 | CFF_COUNT_CLEAR_STACK,
+ 0 | CFF_COUNT_CLEAR_STACK,
+
+ 13, /* flex */
+ 7,
+ 9,
+ 11,
+
+ 0 | CFF_COUNT_CHECK_WIDTH, /* endchar */
+
+ 2 | CFF_COUNT_CHECK_WIDTH, /* hstem */
+ 2 | CFF_COUNT_CHECK_WIDTH,
+ 2 | CFF_COUNT_CHECK_WIDTH,
+ 2 | CFF_COUNT_CHECK_WIDTH,
+
+ 0 | CFF_COUNT_CHECK_WIDTH, /* hintmask */
+ 0 | CFF_COUNT_CHECK_WIDTH, /* cntrmask */
+ 0, /* dotsection */
+
+ 1, /* abs */
+ 2,
+ 2,
+ 2,
+ 1,
+ 0,
+ 2,
+ 1,
+
+ 1, /* blend */
+
+ 1, /* drop */
+ 2,
+ 1,
+ 2,
+ 1,
+
+ 2, /* put */
+ 1,
+ 4,
+ 3,
+
+ 2, /* and */
+ 2,
+ 1,
+ 2,
+ 4,
+
+ 1, /* callsubr */
+ 1,
+ 0,
+
+ 2, /* hsbw */
+ 0,
+ 0,
+ 0,
+ 5, /* seac */
+ 4, /* sbw */
+ 2 /* setcurrentpoint */
+ };
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /********** *********/
+ /********** *********/
+ /********** GENERIC CHARSTRING PARSING *********/
+ /********** *********/
+ /********** *********/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* cff_builder_init */
+ /* */
+ /* <Description> */
+ /* Initializes a given glyph builder. */
+ /* */
+ /* <InOut> */
+ /* builder :: A pointer to the glyph builder to initialize. */
+ /* */
+ /* <Input> */
+ /* face :: The current face object. */
+ /* */
+ /* size :: The current size object. */
+ /* */
+ /* glyph :: The current glyph object. */
+ /* */
+ /* hinting :: Whether hinting is active. */
+ /* */
+ static void
+ cff_builder_init( CFF_Builder* builder,
+ TT_Face face,
+ CFF_Size size,
+ CFF_GlyphSlot glyph,
+ FT_Bool hinting )
+ {
+ builder->path_begun = 0;
+ builder->load_points = 1;
+
+ builder->face = face;
+ builder->glyph = glyph;
+ builder->memory = face->root.memory;
+
+ if ( glyph )
+ {
+ FT_GlyphLoader loader = glyph->root.internal->loader;
+
+
+ builder->loader = loader;
+ builder->base = &loader->base.outline;
+ builder->current = &loader->current.outline;
+ FT_GlyphLoader_Rewind( loader );
+
+ builder->hints_globals = 0;
+ builder->hints_funcs = 0;
+
+ if ( hinting && size )
+ {
+ CFF_Internal internal = (CFF_Internal)size->root.internal;
+
+
+ builder->hints_globals = (void *)internal->topfont;
+ builder->hints_funcs = glyph->root.internal->glyph_hints;
+ }
+ }
+
+ builder->pos_x = 0;
+ builder->pos_y = 0;
+
+ builder->left_bearing.x = 0;
+ builder->left_bearing.y = 0;
+ builder->advance.x = 0;
+ builder->advance.y = 0;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* cff_builder_done */
+ /* */
+ /* <Description> */
+ /* Finalizes a given glyph builder. Its contents can still be used */
+ /* after the call, but the function saves important information */
+ /* within the corresponding glyph slot. */
+ /* */
+ /* <Input> */
+ /* builder :: A pointer to the glyph builder to finalize. */
+ /* */
+ static void
+ cff_builder_done( CFF_Builder* builder )
+ {
+ CFF_GlyphSlot glyph = builder->glyph;
+
+
+ if ( glyph )
+ glyph->root.outline = *builder->base;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* cff_compute_bias */
+ /* */
+ /* <Description> */
+ /* Computes the bias value in dependence of the number of glyph */
+ /* subroutines. */
+ /* */
+ /* <Input> */
+ /* in_charstring_type :: The `CharstringType' value of the top DICT */
+ /* dictionary. */
+ /* */
+ /* num_subrs :: The number of glyph subroutines. */
+ /* */
+ /* <Return> */
+ /* The bias value. */
+ static FT_Int
+ cff_compute_bias( FT_Int in_charstring_type,
+ FT_UInt num_subrs )
+ {
+ FT_Int result;
+
+
+ if ( in_charstring_type == 1 )
+ result = 0;
+ else if ( num_subrs < 1240 )
+ result = 107;
+ else if ( num_subrs < 33900U )
+ result = 1131;
+ else
+ result = 32768U;
+
+ return result;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* cff_decoder_init */
+ /* */
+ /* <Description> */
+ /* Initializes a given glyph decoder. */
+ /* */
+ /* <InOut> */
+ /* decoder :: A pointer to the glyph builder to initialize. */
+ /* */
+ /* <Input> */
+ /* face :: The current face object. */
+ /* */
+ /* size :: The current size object. */
+ /* */
+ /* slot :: The current glyph object. */
+ /* */
+ /* hinting :: Whether hinting is active. */
+ /* */
+ /* hint_mode :: The hinting mode. */
+ /* */
+ FT_LOCAL_DEF( void )
+ cff_decoder_init( CFF_Decoder* decoder,
+ TT_Face face,
+ CFF_Size size,
+ CFF_GlyphSlot slot,
+ FT_Bool hinting,
+ FT_Render_Mode hint_mode )
+ {
+ CFF_Font cff = (CFF_Font)face->extra.data;
+
+
+ /* clear everything */
+ FT_MEM_ZERO( decoder, sizeof ( *decoder ) );
+
+ /* initialize builder */
+ cff_builder_init( &decoder->builder, face, size, slot, hinting );
+
+ /* initialize Type2 decoder */
+ decoder->cff = cff;
+ decoder->num_globals = cff->global_subrs_index.count;
+ decoder->globals = cff->global_subrs;
+ decoder->globals_bias = cff_compute_bias(
+ cff->top_font.font_dict.charstring_type,
+ decoder->num_globals );
+
+ decoder->hint_mode = hint_mode;
+ }
+
+
+ /* this function is used to select the subfont */
+ /* and the locals subrs array */
+ FT_LOCAL_DEF( FT_Error )
+ cff_decoder_prepare( CFF_Decoder* decoder,
+ CFF_Size size,
+ FT_UInt glyph_index )
+ {
+ CFF_Builder *builder = &decoder->builder;
+ CFF_Font cff = (CFF_Font)builder->face->extra.data;
+ CFF_SubFont sub = &cff->top_font;
+ FT_Error error = CFF_Err_Ok;
+
+
+ /* manage CID fonts */
+ if ( cff->num_subfonts )
+ {
+ FT_Byte fd_index = cff_fd_select_get( &cff->fd_select, glyph_index );
+
+
+ if ( fd_index >= cff->num_subfonts )
+ {
+ FT_TRACE4(( "cff_decoder_prepare: invalid CID subfont index\n" ));
+ error = CFF_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ FT_TRACE3(( "glyph index %d (subfont %d):\n", glyph_index, fd_index ));
+
+ sub = cff->subfonts[fd_index];
+
+ if ( builder->hints_funcs && size )
+ {
+ CFF_Internal internal = (CFF_Internal)size->root.internal;
+
+
+ /* for CFFs without subfonts, this value has already been set */
+ builder->hints_globals = (void *)internal->subfonts[fd_index];
+ }
+ }
+#ifdef FT_DEBUG_LEVEL_TRACE
+ else
+ FT_TRACE3(( "glyph index %d:\n", glyph_index ));
+#endif
+
+ decoder->num_locals = sub->local_subrs_index.count;
+ decoder->locals = sub->local_subrs;
+ decoder->locals_bias = cff_compute_bias(
+ decoder->cff->top_font.font_dict.charstring_type,
+ decoder->num_locals );
+
+ decoder->glyph_width = sub->private_dict.default_width;
+ decoder->nominal_width = sub->private_dict.nominal_width;
+
+ Exit:
+ return error;
+ }
+
+
+ /* check that there is enough space for `count' more points */
+ static FT_Error
+ check_points( CFF_Builder* builder,
+ FT_Int count )
+ {
+ return FT_GLYPHLOADER_CHECK_POINTS( builder->loader, count, 0 );
+ }
+
+
+ /* add a new point, do not check space */
+ static void
+ cff_builder_add_point( CFF_Builder* builder,
+ FT_Pos x,
+ FT_Pos y,
+ FT_Byte flag )
+ {
+ FT_Outline* outline = builder->current;
+
+
+ if ( builder->load_points )
+ {
+ FT_Vector* point = outline->points + outline->n_points;
+ FT_Byte* control = (FT_Byte*)outline->tags + outline->n_points;
+
+
+ point->x = x >> 16;
+ point->y = y >> 16;
+ *control = (FT_Byte)( flag ? FT_CURVE_TAG_ON : FT_CURVE_TAG_CUBIC );
+ }
+
+ outline->n_points++;
+ }
+
+
+ /* check space for a new on-curve point, then add it */
+ static FT_Error
+ cff_builder_add_point1( CFF_Builder* builder,
+ FT_Pos x,
+ FT_Pos y )
+ {
+ FT_Error error;
+
+
+ error = check_points( builder, 1 );
+ if ( !error )
+ cff_builder_add_point( builder, x, y, 1 );
+
+ return error;
+ }
+
+
+ /* check space for a new contour, then add it */
+ static FT_Error
+ cff_builder_add_contour( CFF_Builder* builder )
+ {
+ FT_Outline* outline = builder->current;
+ FT_Error error;
+
+
+ if ( !builder->load_points )
+ {
+ outline->n_contours++;
+ return CFF_Err_Ok;
+ }
+
+ error = FT_GLYPHLOADER_CHECK_POINTS( builder->loader, 0, 1 );
+ if ( !error )
+ {
+ if ( outline->n_contours > 0 )
+ outline->contours[outline->n_contours - 1] =
+ (short)( outline->n_points - 1 );
+
+ outline->n_contours++;
+ }
+
+ return error;
+ }
+
+
+ /* if a path was begun, add its first on-curve point */
+ static FT_Error
+ cff_builder_start_point( CFF_Builder* builder,
+ FT_Pos x,
+ FT_Pos y )
+ {
+ FT_Error error = CFF_Err_Ok;
+
+
+ /* test whether we are building a new contour */
+ if ( !builder->path_begun )
+ {
+ builder->path_begun = 1;
+ error = cff_builder_add_contour( builder );
+ if ( !error )
+ error = cff_builder_add_point1( builder, x, y );
+ }
+
+ return error;
+ }
+
+
+ /* close the current contour */
+ static void
+ cff_builder_close_contour( CFF_Builder* builder )
+ {
+ FT_Outline* outline = builder->current;
+ FT_Int first;
+
+
+ if ( !outline )
+ return;
+
+ first = outline->n_contours <= 1
+ ? 0 : outline->contours[outline->n_contours - 2] + 1;
+
+ /* We must not include the last point in the path if it */
+ /* is located on the first point. */
+ if ( outline->n_points > 1 )
+ {
+ FT_Vector* p1 = outline->points + first;
+ FT_Vector* p2 = outline->points + outline->n_points - 1;
+ FT_Byte* control = (FT_Byte*)outline->tags + outline->n_points - 1;
+
+
+ /* `delete' last point only if it coincides with the first */
+ /* point and if it is not a control point (which can happen). */
+ if ( p1->x == p2->x && p1->y == p2->y )
+ if ( *control == FT_CURVE_TAG_ON )
+ outline->n_points--;
+ }
+
+ if ( outline->n_contours > 0 )
+ {
+ /* Don't add contours only consisting of one point, i.e., */
+ /* check whether begin point and last point are the same. */
+ if ( first == outline->n_points - 1 )
+ {
+ outline->n_contours--;
+ outline->n_points--;
+ }
+ else
+ outline->contours[outline->n_contours - 1] =
+ (short)( outline->n_points - 1 );
+ }
+ }
+
+
+ static FT_Int
+ cff_lookup_glyph_by_stdcharcode( CFF_Font cff,
+ FT_Int charcode )
+ {
+ FT_UInt n;
+ FT_UShort glyph_sid;
+
+
+ /* CID-keyed fonts don't have glyph names */
+ if ( !cff->charset.sids )
+ return -1;
+
+ /* check range of standard char code */
+ if ( charcode < 0 || charcode > 255 )
+ return -1;
+
+ /* Get code to SID mapping from `cff_standard_encoding'. */
+ glyph_sid = cff_get_standard_encoding( (FT_UInt)charcode );
+
+ for ( n = 0; n < cff->num_glyphs; n++ )
+ {
+ if ( cff->charset.sids[n] == glyph_sid )
+ return n;
+ }
+
+ return -1;
+ }
+
+
+ static FT_Error
+ cff_get_glyph_data( TT_Face face,
+ FT_UInt glyph_index,
+ FT_Byte** pointer,
+ FT_ULong* length )
+ {
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+ /* For incremental fonts get the character data using the */
+ /* callback function. */
+ if ( face->root.internal->incremental_interface )
+ {
+ FT_Data data;
+ FT_Error error =
+ face->root.internal->incremental_interface->funcs->get_glyph_data(
+ face->root.internal->incremental_interface->object,
+ glyph_index, &data );
+
+
+ *pointer = (FT_Byte*)data.pointer;
+ *length = data.length;
+
+ return error;
+ }
+ else
+#endif /* FT_CONFIG_OPTION_INCREMENTAL */
+
+ {
+ CFF_Font cff = (CFF_Font)(face->extra.data);
+
+
+ return cff_index_access_element( &cff->charstrings_index, glyph_index,
+ pointer, length );
+ }
+ }
+
+
+ static void
+ cff_free_glyph_data( TT_Face face,
+ FT_Byte** pointer,
+ FT_ULong length )
+ {
+#ifndef FT_CONFIG_OPTION_INCREMENTAL
+ FT_UNUSED( length );
+#endif
+
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+ /* For incremental fonts get the character data using the */
+ /* callback function. */
+ if ( face->root.internal->incremental_interface )
+ {
+ FT_Data data;
+
+
+ data.pointer = *pointer;
+ data.length = length;
+
+ face->root.internal->incremental_interface->funcs->free_glyph_data(
+ face->root.internal->incremental_interface->object, &data );
+ }
+ else
+#endif /* FT_CONFIG_OPTION_INCREMENTAL */
+
+ {
+ CFF_Font cff = (CFF_Font)(face->extra.data);
+
+
+ cff_index_forget_element( &cff->charstrings_index, pointer );
+ }
+ }
+
+
+ static FT_Error
+ cff_operator_seac( CFF_Decoder* decoder,
+ FT_Pos asb,
+ FT_Pos adx,
+ FT_Pos ady,
+ FT_Int bchar,
+ FT_Int achar )
+ {
+ FT_Error error;
+ CFF_Builder* builder = &decoder->builder;
+ FT_Int bchar_index, achar_index;
+ TT_Face face = decoder->builder.face;
+ FT_Vector left_bearing, advance;
+ FT_Byte* charstring;
+ FT_ULong charstring_len;
+ FT_Pos glyph_width;
+
+
+ if ( decoder->seac )
+ {
+ FT_ERROR(( "cff_operator_seac: invalid nested seac\n" ));
+ return CFF_Err_Syntax_Error;
+ }
+
+ adx += decoder->builder.left_bearing.x;
+ ady += decoder->builder.left_bearing.y;
+
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+ /* Incremental fonts don't necessarily have valid charsets. */
+ /* They use the character code, not the glyph index, in this case. */
+ if ( face->root.internal->incremental_interface )
+ {
+ bchar_index = bchar;
+ achar_index = achar;
+ }
+ else
+#endif /* FT_CONFIG_OPTION_INCREMENTAL */
+ {
+ CFF_Font cff = (CFF_Font)(face->extra.data);
+
+
+ bchar_index = cff_lookup_glyph_by_stdcharcode( cff, bchar );
+ achar_index = cff_lookup_glyph_by_stdcharcode( cff, achar );
+ }
+
+ if ( bchar_index < 0 || achar_index < 0 )
+ {
+ FT_ERROR(( "cff_operator_seac:"
+ " invalid seac character code arguments\n" ));
+ return CFF_Err_Syntax_Error;
+ }
+
+ /* If we are trying to load a composite glyph, do not load the */
+ /* accent character and return the array of subglyphs. */
+ if ( builder->no_recurse )
+ {
+ FT_GlyphSlot glyph = (FT_GlyphSlot)builder->glyph;
+ FT_GlyphLoader loader = glyph->internal->loader;
+ FT_SubGlyph subg;
+
+
+ /* reallocate subglyph array if necessary */
+ error = FT_GlyphLoader_CheckSubGlyphs( loader, 2 );
+ if ( error )
+ goto Exit;
+
+ subg = loader->current.subglyphs;
+
+ /* subglyph 0 = base character */
+ subg->index = bchar_index;
+ subg->flags = FT_SUBGLYPH_FLAG_ARGS_ARE_XY_VALUES |
+ FT_SUBGLYPH_FLAG_USE_MY_METRICS;
+ subg->arg1 = 0;
+ subg->arg2 = 0;
+ subg++;
+
+ /* subglyph 1 = accent character */
+ subg->index = achar_index;
+ subg->flags = FT_SUBGLYPH_FLAG_ARGS_ARE_XY_VALUES;
+ subg->arg1 = (FT_Int)( adx >> 16 );
+ subg->arg2 = (FT_Int)( ady >> 16 );
+
+ /* set up remaining glyph fields */
+ glyph->num_subglyphs = 2;
+ glyph->subglyphs = loader->base.subglyphs;
+ glyph->format = FT_GLYPH_FORMAT_COMPOSITE;
+
+ loader->current.num_subglyphs = 2;
+ }
+
+ FT_GlyphLoader_Prepare( builder->loader );
+
+ /* First load `bchar' in builder */
+ error = cff_get_glyph_data( face, bchar_index,
+ &charstring, &charstring_len );
+ if ( !error )
+ {
+ /* the seac operator must not be nested */
+ decoder->seac = TRUE;
+ error = cff_decoder_parse_charstrings( decoder, charstring,
+ charstring_len );
+ decoder->seac = FALSE;
+
+ cff_free_glyph_data( face, &charstring, charstring_len );
+
+ if ( error )
+ goto Exit;
+ }
+
+ /* Save the left bearing, advance and glyph width of the base */
+ /* character as they will be erased by the next load. */
+
+ left_bearing = builder->left_bearing;
+ advance = builder->advance;
+ glyph_width = decoder->glyph_width;
+
+ builder->left_bearing.x = 0;
+ builder->left_bearing.y = 0;
+
+ builder->pos_x = adx - asb;
+ builder->pos_y = ady;
+
+ /* Now load `achar' on top of the base outline. */
+ error = cff_get_glyph_data( face, achar_index,
+ &charstring, &charstring_len );
+ if ( !error )
+ {
+ /* the seac operator must not be nested */
+ decoder->seac = TRUE;
+ error = cff_decoder_parse_charstrings( decoder, charstring,
+ charstring_len );
+ decoder->seac = FALSE;
+
+ cff_free_glyph_data( face, &charstring, charstring_len );
+
+ if ( error )
+ goto Exit;
+ }
+
+ /* Restore the left side bearing, advance and glyph width */
+ /* of the base character. */
+ builder->left_bearing = left_bearing;
+ builder->advance = advance;
+ decoder->glyph_width = glyph_width;
+
+ builder->pos_x = 0;
+ builder->pos_y = 0;
+
+ Exit:
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* cff_decoder_parse_charstrings */
+ /* */
+ /* <Description> */
+ /* Parses a given Type 2 charstrings program. */
+ /* */
+ /* <InOut> */
+ /* decoder :: The current Type 1 decoder. */
+ /* */
+ /* <Input> */
+ /* charstring_base :: The base of the charstring stream. */
+ /* */
+ /* charstring_len :: The length in bytes of the charstring stream. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ cff_decoder_parse_charstrings( CFF_Decoder* decoder,
+ FT_Byte* charstring_base,
+ FT_ULong charstring_len )
+ {
+ FT_Error error;
+ CFF_Decoder_Zone* zone;
+ FT_Byte* ip;
+ FT_Byte* limit;
+ CFF_Builder* builder = &decoder->builder;
+ FT_Pos x, y;
+ FT_Fixed seed;
+ FT_Fixed* stack;
+ FT_Int charstring_type =
+ decoder->cff->top_font.font_dict.charstring_type;
+
+ T2_Hints_Funcs hinter;
+
+
+ /* set default width */
+ decoder->num_hints = 0;
+ decoder->read_width = 1;
+
+ /* compute random seed from stack address of parameter */
+ seed = (FT_Fixed)( ( (FT_PtrDist)(char*)&seed ^
+ (FT_PtrDist)(char*)&decoder ^
+ (FT_PtrDist)(char*)&charstring_base ) &
+ FT_ULONG_MAX ) ;
+ seed = ( seed ^ ( seed >> 10 ) ^ ( seed >> 20 ) ) & 0xFFFFL;
+ if ( seed == 0 )
+ seed = 0x7384;
+
+ /* initialize the decoder */
+ decoder->top = decoder->stack;
+ decoder->zone = decoder->zones;
+ zone = decoder->zones;
+ stack = decoder->top;
+
+ hinter = (T2_Hints_Funcs)builder->hints_funcs;
+
+ builder->path_begun = 0;
+
+ zone->base = charstring_base;
+ limit = zone->limit = charstring_base + charstring_len;
+ ip = zone->cursor = zone->base;
+
+ error = CFF_Err_Ok;
+
+ x = builder->pos_x;
+ y = builder->pos_y;
+
+ /* begin hints recording session, if any */
+ if ( hinter )
+ hinter->open( hinter->hints );
+
+ /* now execute loop */
+ while ( ip < limit )
+ {
+ CFF_Operator op;
+ FT_Byte v;
+
+
+ /********************************************************************/
+ /* */
+ /* Decode operator or operand */
+ /* */
+ v = *ip++;
+ if ( v >= 32 || v == 28 )
+ {
+ FT_Int shift = 16;
+ FT_Int32 val;
+
+
+ /* this is an operand, push it on the stack */
+ if ( v == 28 )
+ {
+ if ( ip + 1 >= limit )
+ goto Syntax_Error;
+ val = (FT_Short)( ( (FT_Short)ip[0] << 8 ) | ip[1] );
+ ip += 2;
+ }
+ else if ( v < 247 )
+ val = (FT_Int32)v - 139;
+ else if ( v < 251 )
+ {
+ if ( ip >= limit )
+ goto Syntax_Error;
+ val = ( (FT_Int32)v - 247 ) * 256 + *ip++ + 108;
+ }
+ else if ( v < 255 )
+ {
+ if ( ip >= limit )
+ goto Syntax_Error;
+ val = -( (FT_Int32)v - 251 ) * 256 - *ip++ - 108;
+ }
+ else
+ {
+ if ( ip + 3 >= limit )
+ goto Syntax_Error;
+ val = ( (FT_Int32)ip[0] << 24 ) |
+ ( (FT_Int32)ip[1] << 16 ) |
+ ( (FT_Int32)ip[2] << 8 ) |
+ ip[3];
+ ip += 4;
+ if ( charstring_type == 2 )
+ shift = 0;
+ }
+ if ( decoder->top - stack >= CFF_MAX_OPERANDS )
+ goto Stack_Overflow;
+
+ val <<= shift;
+ *decoder->top++ = val;
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+ if ( !( val & 0xFFFFL ) )
+ FT_TRACE4(( " %ld", (FT_Int32)( val >> 16 ) ));
+ else
+ FT_TRACE4(( " %.2f", val / 65536.0 ));
+#endif
+
+ }
+ else
+ {
+ /* The specification says that normally arguments are to be taken */
+ /* from the bottom of the stack. However, this seems not to be */
+ /* correct, at least for Acroread 7.0.8 on GNU/Linux: It pops the */
+ /* arguments similar to a PS interpreter. */
+
+ FT_Fixed* args = decoder->top;
+ FT_Int num_args = (FT_Int)( args - decoder->stack );
+ FT_Int req_args;
+
+
+ /* find operator */
+ op = cff_op_unknown;
+
+ switch ( v )
+ {
+ case 1:
+ op = cff_op_hstem;
+ break;
+ case 3:
+ op = cff_op_vstem;
+ break;
+ case 4:
+ op = cff_op_vmoveto;
+ break;
+ case 5:
+ op = cff_op_rlineto;
+ break;
+ case 6:
+ op = cff_op_hlineto;
+ break;
+ case 7:
+ op = cff_op_vlineto;
+ break;
+ case 8:
+ op = cff_op_rrcurveto;
+ break;
+ case 9:
+ op = cff_op_closepath;
+ break;
+ case 10:
+ op = cff_op_callsubr;
+ break;
+ case 11:
+ op = cff_op_return;
+ break;
+ case 12:
+ {
+ if ( ip >= limit )
+ goto Syntax_Error;
+ v = *ip++;
+
+ switch ( v )
+ {
+ case 0:
+ op = cff_op_dotsection;
+ break;
+ case 1: /* this is actually the Type1 vstem3 operator */
+ op = cff_op_vstem;
+ break;
+ case 2: /* this is actually the Type1 hstem3 operator */
+ op = cff_op_hstem;
+ break;
+ case 3:
+ op = cff_op_and;
+ break;
+ case 4:
+ op = cff_op_or;
+ break;
+ case 5:
+ op = cff_op_not;
+ break;
+ case 6:
+ op = cff_op_seac;
+ break;
+ case 7:
+ op = cff_op_sbw;
+ break;
+ case 8:
+ op = cff_op_store;
+ break;
+ case 9:
+ op = cff_op_abs;
+ break;
+ case 10:
+ op = cff_op_add;
+ break;
+ case 11:
+ op = cff_op_sub;
+ break;
+ case 12:
+ op = cff_op_div;
+ break;
+ case 13:
+ op = cff_op_load;
+ break;
+ case 14:
+ op = cff_op_neg;
+ break;
+ case 15:
+ op = cff_op_eq;
+ break;
+ case 16:
+ op = cff_op_callothersubr;
+ break;
+ case 17:
+ op = cff_op_pop;
+ break;
+ case 18:
+ op = cff_op_drop;
+ break;
+ case 20:
+ op = cff_op_put;
+ break;
+ case 21:
+ op = cff_op_get;
+ break;
+ case 22:
+ op = cff_op_ifelse;
+ break;
+ case 23:
+ op = cff_op_random;
+ break;
+ case 24:
+ op = cff_op_mul;
+ break;
+ case 26:
+ op = cff_op_sqrt;
+ break;
+ case 27:
+ op = cff_op_dup;
+ break;
+ case 28:
+ op = cff_op_exch;
+ break;
+ case 29:
+ op = cff_op_index;
+ break;
+ case 30:
+ op = cff_op_roll;
+ break;
+ case 33:
+ op = cff_op_setcurrentpoint;
+ break;
+ case 34:
+ op = cff_op_hflex;
+ break;
+ case 35:
+ op = cff_op_flex;
+ break;
+ case 36:
+ op = cff_op_hflex1;
+ break;
+ case 37:
+ op = cff_op_flex1;
+ break;
+ default:
+ FT_TRACE4(( " unknown op (12, %d)\n", v ));
+ break;
+ }
+ }
+ break;
+ case 13:
+ op = cff_op_hsbw;
+ break;
+ case 14:
+ op = cff_op_endchar;
+ break;
+ case 16:
+ op = cff_op_blend;
+ break;
+ case 18:
+ op = cff_op_hstemhm;
+ break;
+ case 19:
+ op = cff_op_hintmask;
+ break;
+ case 20:
+ op = cff_op_cntrmask;
+ break;
+ case 21:
+ op = cff_op_rmoveto;
+ break;
+ case 22:
+ op = cff_op_hmoveto;
+ break;
+ case 23:
+ op = cff_op_vstemhm;
+ break;
+ case 24:
+ op = cff_op_rcurveline;
+ break;
+ case 25:
+ op = cff_op_rlinecurve;
+ break;
+ case 26:
+ op = cff_op_vvcurveto;
+ break;
+ case 27:
+ op = cff_op_hhcurveto;
+ break;
+ case 29:
+ op = cff_op_callgsubr;
+ break;
+ case 30:
+ op = cff_op_vhcurveto;
+ break;
+ case 31:
+ op = cff_op_hvcurveto;
+ break;
+ default:
+ FT_TRACE4(( " unknown op (%d)\n", v ));
+ break;
+ }
+
+ if ( op == cff_op_unknown )
+ continue;
+
+ /* check arguments */
+ req_args = cff_argument_counts[op];
+ if ( req_args & CFF_COUNT_CHECK_WIDTH )
+ {
+ if ( num_args > 0 && decoder->read_width )
+ {
+ /* If `nominal_width' is non-zero, the number is really a */
+ /* difference against `nominal_width'. Else, the number here */
+ /* is truly a width, not a difference against `nominal_width'. */
+ /* If the font does not set `nominal_width', then */
+ /* `nominal_width' defaults to zero, and so we can set */
+ /* `glyph_width' to `nominal_width' plus number on the stack */
+ /* -- for either case. */
+
+ FT_Int set_width_ok;
+
+
+ switch ( op )
+ {
+ case cff_op_hmoveto:
+ case cff_op_vmoveto:
+ set_width_ok = num_args & 2;
+ break;
+
+ case cff_op_hstem:
+ case cff_op_vstem:
+ case cff_op_hstemhm:
+ case cff_op_vstemhm:
+ case cff_op_rmoveto:
+ case cff_op_hintmask:
+ case cff_op_cntrmask:
+ set_width_ok = num_args & 1;
+ break;
+
+ case cff_op_endchar:
+ /* If there is a width specified for endchar, we either have */
+ /* 1 argument or 5 arguments. We like to argue. */
+ set_width_ok = ( num_args == 5 ) || ( num_args == 1 );
+ break;
+
+ default:
+ set_width_ok = 0;
+ break;
+ }
+
+ if ( set_width_ok )
+ {
+ decoder->glyph_width = decoder->nominal_width +
+ ( stack[0] >> 16 );
+
+ if ( decoder->width_only )
+ {
+ /* we only want the advance width; stop here */
+ break;
+ }
+
+ /* Consumed an argument. */
+ num_args--;
+ }
+ }
+
+ decoder->read_width = 0;
+ req_args = 0;
+ }
+
+ req_args &= 0x000F;
+ if ( num_args < req_args )
+ goto Stack_Underflow;
+ args -= req_args;
+ num_args -= req_args;
+
+ /* At this point, `args' points to the first argument of the */
+ /* operand in case `req_args' isn't zero. Otherwise, we have */
+ /* to adjust `args' manually. */
+
+ /* Note that we only pop arguments from the stack which we */
+ /* really need and can digest so that we can continue in case */
+ /* of superfluous stack elements. */
+
+ switch ( op )
+ {
+ case cff_op_hstem:
+ case cff_op_vstem:
+ case cff_op_hstemhm:
+ case cff_op_vstemhm:
+ /* the number of arguments is always even here */
+ FT_TRACE4((
+ op == cff_op_hstem ? " hstem\n" :
+ ( op == cff_op_vstem ? " vstem\n" :
+ ( op == cff_op_hstemhm ? " hstemhm\n" : " vstemhm\n" ) ) ));
+
+ if ( hinter )
+ hinter->stems( hinter->hints,
+ ( op == cff_op_hstem || op == cff_op_hstemhm ),
+ num_args / 2,
+ args - ( num_args & ~1 ) );
+
+ decoder->num_hints += num_args / 2;
+ args = stack;
+ break;
+
+ case cff_op_hintmask:
+ case cff_op_cntrmask:
+ FT_TRACE4(( op == cff_op_hintmask ? " hintmask" : " cntrmask" ));
+
+ /* implement vstem when needed -- */
+ /* the specification doesn't say it, but this also works */
+ /* with the 'cntrmask' operator */
+ /* */
+ if ( num_args > 0 )
+ {
+ if ( hinter )
+ hinter->stems( hinter->hints,
+ 0,
+ num_args / 2,
+ args - ( num_args & ~1 ) );
+
+ decoder->num_hints += num_args / 2;
+ }
+
+ /* In a valid charstring there must be at least one byte */
+ /* after `hintmask' or `cntrmask' (e.g., for a `return' */
+ /* instruction). Additionally, there must be space for */
+ /* `num_hints' bits. */
+
+ if ( ( ip + ( ( decoder->num_hints + 7 ) >> 3 ) ) >= limit )
+ goto Syntax_Error;
+
+ if ( hinter )
+ {
+ if ( op == cff_op_hintmask )
+ hinter->hintmask( hinter->hints,
+ builder->current->n_points,
+ decoder->num_hints,
+ ip );
+ else
+ hinter->counter( hinter->hints,
+ decoder->num_hints,
+ ip );
+ }
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+ {
+ FT_UInt maskbyte;
+
+
+ FT_TRACE4(( " (maskbytes:" ));
+
+ for ( maskbyte = 0;
+ maskbyte < (FT_UInt)( ( decoder->num_hints + 7 ) >> 3 );
+ maskbyte++, ip++ )
+ FT_TRACE4(( " 0x%02X", *ip ));
+
+ FT_TRACE4(( ")\n" ));
+ }
+#else
+ ip += ( decoder->num_hints + 7 ) >> 3;
+#endif
+ args = stack;
+ break;
+
+ case cff_op_rmoveto:
+ FT_TRACE4(( " rmoveto\n" ));
+
+ cff_builder_close_contour( builder );
+ builder->path_begun = 0;
+ x += args[-2];
+ y += args[-1];
+ args = stack;
+ break;
+
+ case cff_op_vmoveto:
+ FT_TRACE4(( " vmoveto\n" ));
+
+ cff_builder_close_contour( builder );
+ builder->path_begun = 0;
+ y += args[-1];
+ args = stack;
+ break;
+
+ case cff_op_hmoveto:
+ FT_TRACE4(( " hmoveto\n" ));
+
+ cff_builder_close_contour( builder );
+ builder->path_begun = 0;
+ x += args[-1];
+ args = stack;
+ break;
+
+ case cff_op_rlineto:
+ FT_TRACE4(( " rlineto\n" ));
+
+ if ( cff_builder_start_point ( builder, x, y ) ||
+ check_points( builder, num_args / 2 ) )
+ goto Fail;
+
+ if ( num_args < 2 )
+ goto Stack_Underflow;
+
+ args -= num_args & ~1;
+ while ( args < decoder->top )
+ {
+ x += args[0];
+ y += args[1];
+ cff_builder_add_point( builder, x, y, 1 );
+ args += 2;
+ }
+ args = stack;
+ break;
+
+ case cff_op_hlineto:
+ case cff_op_vlineto:
+ {
+ FT_Int phase = ( op == cff_op_hlineto );
+
+
+ FT_TRACE4(( op == cff_op_hlineto ? " hlineto\n"
+ : " vlineto\n" ));
+
+ if ( num_args < 0 )
+ goto Stack_Underflow;
+
+ /* there exist subsetted fonts (found in PDFs) */
+ /* which call `hlineto' without arguments */
+ if ( num_args == 0 )
+ break;
+
+ if ( cff_builder_start_point ( builder, x, y ) ||
+ check_points( builder, num_args ) )
+ goto Fail;
+
+ args = stack;
+ while ( args < decoder->top )
+ {
+ if ( phase )
+ x += args[0];
+ else
+ y += args[0];
+
+ if ( cff_builder_add_point1( builder, x, y ) )
+ goto Fail;
+
+ args++;
+ phase ^= 1;
+ }
+ args = stack;
+ }
+ break;
+
+ case cff_op_rrcurveto:
+ {
+ FT_Int nargs;
+
+
+ FT_TRACE4(( " rrcurveto\n" ));
+
+ if ( num_args < 6 )
+ goto Stack_Underflow;
+
+ nargs = num_args - num_args % 6;
+
+ if ( cff_builder_start_point ( builder, x, y ) ||
+ check_points( builder, nargs / 2 ) )
+ goto Fail;
+
+ args -= nargs;
+ while ( args < decoder->top )
+ {
+ x += args[0];
+ y += args[1];
+ cff_builder_add_point( builder, x, y, 0 );
+ x += args[2];
+ y += args[3];
+ cff_builder_add_point( builder, x, y, 0 );
+ x += args[4];
+ y += args[5];
+ cff_builder_add_point( builder, x, y, 1 );
+ args += 6;
+ }
+ args = stack;
+ }
+ break;
+
+ case cff_op_vvcurveto:
+ {
+ FT_Int nargs;
+
+
+ FT_TRACE4(( " vvcurveto\n" ));
+
+ if ( num_args < 4 )
+ goto Stack_Underflow;
+
+ /* if num_args isn't of the form 4n or 4n+1, */
+ /* we enforce it by clearing the second bit */
+
+ nargs = num_args & ~2;
+
+ if ( cff_builder_start_point( builder, x, y ) )
+ goto Fail;
+
+ args -= nargs;
+
+ if ( nargs & 1 )
+ {
+ x += args[0];
+ args++;
+ nargs--;
+ }
+
+ if ( check_points( builder, 3 * ( nargs / 4 ) ) )
+ goto Fail;
+
+ while ( args < decoder->top )
+ {
+ y += args[0];
+ cff_builder_add_point( builder, x, y, 0 );
+ x += args[1];
+ y += args[2];
+ cff_builder_add_point( builder, x, y, 0 );
+ y += args[3];
+ cff_builder_add_point( builder, x, y, 1 );
+ args += 4;
+ }
+ args = stack;
+ }
+ break;
+
+ case cff_op_hhcurveto:
+ {
+ FT_Int nargs;
+
+
+ FT_TRACE4(( " hhcurveto\n" ));
+
+ if ( num_args < 4 )
+ goto Stack_Underflow;
+
+ /* if num_args isn't of the form 4n or 4n+1, */
+ /* we enforce it by clearing the second bit */
+
+ nargs = num_args & ~2;
+
+ if ( cff_builder_start_point( builder, x, y ) )
+ goto Fail;
+
+ args -= nargs;
+ if ( nargs & 1 )
+ {
+ y += args[0];
+ args++;
+ nargs--;
+ }
+
+ if ( check_points( builder, 3 * ( nargs / 4 ) ) )
+ goto Fail;
+
+ while ( args < decoder->top )
+ {
+ x += args[0];
+ cff_builder_add_point( builder, x, y, 0 );
+ x += args[1];
+ y += args[2];
+ cff_builder_add_point( builder, x, y, 0 );
+ x += args[3];
+ cff_builder_add_point( builder, x, y, 1 );
+ args += 4;
+ }
+ args = stack;
+ }
+ break;
+
+ case cff_op_vhcurveto:
+ case cff_op_hvcurveto:
+ {
+ FT_Int phase;
+ FT_Int nargs;
+
+
+ FT_TRACE4(( op == cff_op_vhcurveto ? " vhcurveto\n"
+ : " hvcurveto\n" ));
+
+ if ( cff_builder_start_point( builder, x, y ) )
+ goto Fail;
+
+ if ( num_args < 4 )
+ goto Stack_Underflow;
+
+ /* if num_args isn't of the form 8n, 8n+1, 8n+4, or 8n+5, */
+ /* we enforce it by clearing the second bit */
+
+ nargs = num_args & ~2;
+
+ args -= nargs;
+ if ( check_points( builder, ( nargs / 4 ) * 3 ) )
+ goto Stack_Underflow;
+
+ phase = ( op == cff_op_hvcurveto );
+
+ while ( nargs >= 4 )
+ {
+ nargs -= 4;
+ if ( phase )
+ {
+ x += args[0];
+ cff_builder_add_point( builder, x, y, 0 );
+ x += args[1];
+ y += args[2];
+ cff_builder_add_point( builder, x, y, 0 );
+ y += args[3];
+ if ( nargs == 1 )
+ x += args[4];
+ cff_builder_add_point( builder, x, y, 1 );
+ }
+ else
+ {
+ y += args[0];
+ cff_builder_add_point( builder, x, y, 0 );
+ x += args[1];
+ y += args[2];
+ cff_builder_add_point( builder, x, y, 0 );
+ x += args[3];
+ if ( nargs == 1 )
+ y += args[4];
+ cff_builder_add_point( builder, x, y, 1 );
+ }
+ args += 4;
+ phase ^= 1;
+ }
+ args = stack;
+ }
+ break;
+
+ case cff_op_rlinecurve:
+ {
+ FT_Int num_lines;
+ FT_Int nargs;
+
+
+ FT_TRACE4(( " rlinecurve\n" ));
+
+ if ( num_args < 8 )
+ goto Stack_Underflow;
+
+ nargs = num_args & ~1;
+ num_lines = ( nargs - 6 ) / 2;
+
+ if ( cff_builder_start_point( builder, x, y ) ||
+ check_points( builder, num_lines + 3 ) )
+ goto Fail;
+
+ args -= nargs;
+
+ /* first, add the line segments */
+ while ( num_lines > 0 )
+ {
+ x += args[0];
+ y += args[1];
+ cff_builder_add_point( builder, x, y, 1 );
+ args += 2;
+ num_lines--;
+ }
+
+ /* then the curve */
+ x += args[0];
+ y += args[1];
+ cff_builder_add_point( builder, x, y, 0 );
+ x += args[2];
+ y += args[3];
+ cff_builder_add_point( builder, x, y, 0 );
+ x += args[4];
+ y += args[5];
+ cff_builder_add_point( builder, x, y, 1 );
+ args = stack;
+ }
+ break;
+
+ case cff_op_rcurveline:
+ {
+ FT_Int num_curves;
+ FT_Int nargs;
+
+
+ FT_TRACE4(( " rcurveline\n" ));
+
+ if ( num_args < 8 )
+ goto Stack_Underflow;
+
+ nargs = num_args - 2;
+ nargs = nargs - nargs % 6 + 2;
+ num_curves = ( nargs - 2 ) / 6;
+
+ if ( cff_builder_start_point ( builder, x, y ) ||
+ check_points( builder, num_curves * 3 + 2 ) )
+ goto Fail;
+
+ args -= nargs;
+
+ /* first, add the curves */
+ while ( num_curves > 0 )
+ {
+ x += args[0];
+ y += args[1];
+ cff_builder_add_point( builder, x, y, 0 );
+ x += args[2];
+ y += args[3];
+ cff_builder_add_point( builder, x, y, 0 );
+ x += args[4];
+ y += args[5];
+ cff_builder_add_point( builder, x, y, 1 );
+ args += 6;
+ num_curves--;
+ }
+
+ /* then the final line */
+ x += args[0];
+ y += args[1];
+ cff_builder_add_point( builder, x, y, 1 );
+ args = stack;
+ }
+ break;
+
+ case cff_op_hflex1:
+ {
+ FT_Pos start_y;
+
+
+ FT_TRACE4(( " hflex1\n" ));
+
+ /* adding five more points: 4 control points, 1 on-curve point */
+ /* -- make sure we have enough space for the start point if it */
+ /* needs to be added */
+ if ( cff_builder_start_point( builder, x, y ) ||
+ check_points( builder, 6 ) )
+ goto Fail;
+
+ /* record the starting point's y position for later use */
+ start_y = y;
+
+ /* first control point */
+ x += args[0];
+ y += args[1];
+ cff_builder_add_point( builder, x, y, 0 );
+
+ /* second control point */
+ x += args[2];
+ y += args[3];
+ cff_builder_add_point( builder, x, y, 0 );
+
+ /* join point; on curve, with y-value the same as the last */
+ /* control point's y-value */
+ x += args[4];
+ cff_builder_add_point( builder, x, y, 1 );
+
+ /* third control point, with y-value the same as the join */
+ /* point's y-value */
+ x += args[5];
+ cff_builder_add_point( builder, x, y, 0 );
+
+ /* fourth control point */
+ x += args[6];
+ y += args[7];
+ cff_builder_add_point( builder, x, y, 0 );
+
+ /* ending point, with y-value the same as the start */
+ x += args[8];
+ y = start_y;
+ cff_builder_add_point( builder, x, y, 1 );
+
+ args = stack;
+ break;
+ }
+
+ case cff_op_hflex:
+ {
+ FT_Pos start_y;
+
+
+ FT_TRACE4(( " hflex\n" ));
+
+ /* adding six more points; 4 control points, 2 on-curve points */
+ if ( cff_builder_start_point( builder, x, y ) ||
+ check_points( builder, 6 ) )
+ goto Fail;
+
+ /* record the starting point's y-position for later use */
+ start_y = y;
+
+ /* first control point */
+ x += args[0];
+ cff_builder_add_point( builder, x, y, 0 );
+
+ /* second control point */
+ x += args[1];
+ y += args[2];
+ cff_builder_add_point( builder, x, y, 0 );
+
+ /* join point; on curve, with y-value the same as the last */
+ /* control point's y-value */
+ x += args[3];
+ cff_builder_add_point( builder, x, y, 1 );
+
+ /* third control point, with y-value the same as the join */
+ /* point's y-value */
+ x += args[4];
+ cff_builder_add_point( builder, x, y, 0 );
+
+ /* fourth control point */
+ x += args[5];
+ y = start_y;
+ cff_builder_add_point( builder, x, y, 0 );
+
+ /* ending point, with y-value the same as the start point's */
+ /* y-value -- we don't add this point, though */
+ x += args[6];
+ cff_builder_add_point( builder, x, y, 1 );
+
+ args = stack;
+ break;
+ }
+
+ case cff_op_flex1:
+ {
+ FT_Pos start_x, start_y; /* record start x, y values for */
+ /* alter use */
+ FT_Fixed dx = 0, dy = 0; /* used in horizontal/vertical */
+ /* algorithm below */
+ FT_Int horizontal, count;
+ FT_Fixed* temp;
+
+
+ FT_TRACE4(( " flex1\n" ));
+
+ /* adding six more points; 4 control points, 2 on-curve points */
+ if ( cff_builder_start_point( builder, x, y ) ||
+ check_points( builder, 6 ) )
+ goto Fail;
+
+ /* record the starting point's x, y position for later use */
+ start_x = x;
+ start_y = y;
+
+ /* XXX: figure out whether this is supposed to be a horizontal */
+ /* or vertical flex; the Type 2 specification is vague... */
+
+ temp = args;
+
+ /* grab up to the last argument */
+ for ( count = 5; count > 0; count-- )
+ {
+ dx += temp[0];
+ dy += temp[1];
+ temp += 2;
+ }
+
+ if ( dx < 0 )
+ dx = -dx;
+ if ( dy < 0 )
+ dy = -dy;
+
+ /* strange test, but here it is... */
+ horizontal = ( dx > dy );
+
+ for ( count = 5; count > 0; count-- )
+ {
+ x += args[0];
+ y += args[1];
+ cff_builder_add_point( builder, x, y,
+ (FT_Bool)( count == 3 ) );
+ args += 2;
+ }
+
+ /* is last operand an x- or y-delta? */
+ if ( horizontal )
+ {
+ x += args[0];
+ y = start_y;
+ }
+ else
+ {
+ x = start_x;
+ y += args[0];
+ }
+
+ cff_builder_add_point( builder, x, y, 1 );
+
+ args = stack;
+ break;
+ }
+
+ case cff_op_flex:
+ {
+ FT_UInt count;
+
+
+ FT_TRACE4(( " flex\n" ));
+
+ if ( cff_builder_start_point( builder, x, y ) ||
+ check_points( builder, 6 ) )
+ goto Fail;
+
+ for ( count = 6; count > 0; count-- )
+ {
+ x += args[0];
+ y += args[1];
+ cff_builder_add_point( builder, x, y,
+ (FT_Bool)( count == 4 || count == 1 ) );
+ args += 2;
+ }
+
+ args = stack;
+ }
+ break;
+
+ case cff_op_seac:
+ FT_TRACE4(( " seac\n" ));
+
+ error = cff_operator_seac( decoder,
+ args[0], args[1], args[2],
+ (FT_Int)( args[3] >> 16 ),
+ (FT_Int)( args[4] >> 16 ) );
+
+ /* add current outline to the glyph slot */
+ FT_GlyphLoader_Add( builder->loader );
+
+ /* return now! */
+ FT_TRACE4(( "\n" ));
+ return error;
+
+ case cff_op_endchar:
+ FT_TRACE4(( " endchar\n" ));
+
+ /* We are going to emulate the seac operator. */
+ if ( num_args >= 4 )
+ {
+ /* Save glyph width so that the subglyphs don't overwrite it. */
+ FT_Pos glyph_width = decoder->glyph_width;
+
+
+ error = cff_operator_seac( decoder,
+ 0L, args[-4], args[-3],
+ (FT_Int)( args[-2] >> 16 ),
+ (FT_Int)( args[-1] >> 16 ) );
+
+ decoder->glyph_width = glyph_width;
+ }
+ else
+ {
+ if ( !error )
+ error = CFF_Err_Ok;
+
+ cff_builder_close_contour( builder );
+
+ /* close hints recording session */
+ if ( hinter )
+ {
+ if ( hinter->close( hinter->hints,
+ builder->current->n_points ) )
+ goto Syntax_Error;
+
+ /* apply hints to the loaded glyph outline now */
+ hinter->apply( hinter->hints,
+ builder->current,
+ (PSH_Globals)builder->hints_globals,
+ decoder->hint_mode );
+ }
+
+ /* add current outline to the glyph slot */
+ FT_GlyphLoader_Add( builder->loader );
+ }
+
+ /* return now! */
+ FT_TRACE4(( "\n" ));
+ return error;
+
+ case cff_op_abs:
+ FT_TRACE4(( " abs\n" ));
+
+ if ( args[0] < 0 )
+ args[0] = -args[0];
+ args++;
+ break;
+
+ case cff_op_add:
+ FT_TRACE4(( " add\n" ));
+
+ args[0] += args[1];
+ args++;
+ break;
+
+ case cff_op_sub:
+ FT_TRACE4(( " sub\n" ));
+
+ args[0] -= args[1];
+ args++;
+ break;
+
+ case cff_op_div:
+ FT_TRACE4(( " div\n" ));
+
+ args[0] = FT_DivFix( args[0], args[1] );
+ args++;
+ break;
+
+ case cff_op_neg:
+ FT_TRACE4(( " neg\n" ));
+
+ args[0] = -args[0];
+ args++;
+ break;
+
+ case cff_op_random:
+ {
+ FT_Fixed Rand;
+
+
+ FT_TRACE4(( " rand\n" ));
+
+ Rand = seed;
+ if ( Rand >= 0x8000L )
+ Rand++;
+
+ args[0] = Rand;
+ seed = FT_MulFix( seed, 0x10000L - seed );
+ if ( seed == 0 )
+ seed += 0x2873;
+ args++;
+ }
+ break;
+
+ case cff_op_mul:
+ FT_TRACE4(( " mul\n" ));
+
+ args[0] = FT_MulFix( args[0], args[1] );
+ args++;
+ break;
+
+ case cff_op_sqrt:
+ FT_TRACE4(( " sqrt\n" ));
+
+ if ( args[0] > 0 )
+ {
+ FT_Int count = 9;
+ FT_Fixed root = args[0];
+ FT_Fixed new_root;
+
+
+ for (;;)
+ {
+ new_root = ( root + FT_DivFix( args[0], root ) + 1 ) >> 1;
+ if ( new_root == root || count <= 0 )
+ break;
+ root = new_root;
+ }
+ args[0] = new_root;
+ }
+ else
+ args[0] = 0;
+ args++;
+ break;
+
+ case cff_op_drop:
+ /* nothing */
+ FT_TRACE4(( " drop\n" ));
+
+ break;
+
+ case cff_op_exch:
+ {
+ FT_Fixed tmp;
+
+
+ FT_TRACE4(( " exch\n" ));
+
+ tmp = args[0];
+ args[0] = args[1];
+ args[1] = tmp;
+ args += 2;
+ }
+ break;
+
+ case cff_op_index:
+ {
+ FT_Int idx = (FT_Int)( args[0] >> 16 );
+
+
+ FT_TRACE4(( " index\n" ));
+
+ if ( idx < 0 )
+ idx = 0;
+ else if ( idx > num_args - 2 )
+ idx = num_args - 2;
+ args[0] = args[-( idx + 1 )];
+ args++;
+ }
+ break;
+
+ case cff_op_roll:
+ {
+ FT_Int count = (FT_Int)( args[0] >> 16 );
+ FT_Int idx = (FT_Int)( args[1] >> 16 );
+
+
+ FT_TRACE4(( " roll\n" ));
+
+ if ( count <= 0 )
+ count = 1;
+
+ args -= count;
+ if ( args < stack )
+ goto Stack_Underflow;
+
+ if ( idx >= 0 )
+ {
+ while ( idx > 0 )
+ {
+ FT_Fixed tmp = args[count - 1];
+ FT_Int i;
+
+
+ for ( i = count - 2; i >= 0; i-- )
+ args[i + 1] = args[i];
+ args[0] = tmp;
+ idx--;
+ }
+ }
+ else
+ {
+ while ( idx < 0 )
+ {
+ FT_Fixed tmp = args[0];
+ FT_Int i;
+
+
+ for ( i = 0; i < count - 1; i++ )
+ args[i] = args[i + 1];
+ args[count - 1] = tmp;
+ idx++;
+ }
+ }
+ args += count;
+ }
+ break;
+
+ case cff_op_dup:
+ FT_TRACE4(( " dup\n" ));
+
+ args[1] = args[0];
+ args += 2;
+ break;
+
+ case cff_op_put:
+ {
+ FT_Fixed val = args[0];
+ FT_Int idx = (FT_Int)( args[1] >> 16 );
+
+
+ FT_TRACE4(( " put\n" ));
+
+ if ( idx >= 0 && idx < CFF_MAX_TRANS_ELEMENTS )
+ decoder->buildchar[idx] = val;
+ }
+ break;
+
+ case cff_op_get:
+ {
+ FT_Int idx = (FT_Int)( args[0] >> 16 );
+ FT_Fixed val = 0;
+
+
+ FT_TRACE4(( " get\n" ));
+
+ if ( idx >= 0 && idx < CFF_MAX_TRANS_ELEMENTS )
+ val = decoder->buildchar[idx];
+
+ args[0] = val;
+ args++;
+ }
+ break;
+
+ case cff_op_store:
+ FT_TRACE4(( " store\n"));
+
+ goto Unimplemented;
+
+ case cff_op_load:
+ FT_TRACE4(( " load\n" ));
+
+ goto Unimplemented;
+
+ case cff_op_dotsection:
+ /* this operator is deprecated and ignored by the parser */
+ FT_TRACE4(( " dotsection\n" ));
+ break;
+
+ case cff_op_closepath:
+ /* this is an invalid Type 2 operator; however, there */
+ /* exist fonts which are incorrectly converted from probably */
+ /* Type 1 to CFF, and some parsers seem to accept it */
+
+ FT_TRACE4(( " closepath (invalid op)\n" ));
+
+ args = stack;
+ break;
+
+ case cff_op_hsbw:
+ /* this is an invalid Type 2 operator; however, there */
+ /* exist fonts which are incorrectly converted from probably */
+ /* Type 1 to CFF, and some parsers seem to accept it */
+
+ FT_TRACE4(( " hsbw (invalid op)\n" ));
+
+ decoder->glyph_width = decoder->nominal_width + ( args[1] >> 16 );
+
+ decoder->builder.left_bearing.x = args[0];
+ decoder->builder.left_bearing.y = 0;
+
+ x = decoder->builder.pos_x + args[0];
+ y = decoder->builder.pos_y;
+ args = stack;
+ break;
+
+ case cff_op_sbw:
+ /* this is an invalid Type 2 operator; however, there */
+ /* exist fonts which are incorrectly converted from probably */
+ /* Type 1 to CFF, and some parsers seem to accept it */
+
+ FT_TRACE4(( " sbw (invalid op)\n" ));
+
+ decoder->glyph_width = decoder->nominal_width + ( args[2] >> 16 );
+
+ decoder->builder.left_bearing.x = args[0];
+ decoder->builder.left_bearing.y = args[1];
+
+ x = decoder->builder.pos_x + args[0];
+ y = decoder->builder.pos_y + args[1];
+ args = stack;
+ break;
+
+ case cff_op_setcurrentpoint:
+ /* this is an invalid Type 2 operator; however, there */
+ /* exist fonts which are incorrectly converted from probably */
+ /* Type 1 to CFF, and some parsers seem to accept it */
+
+ FT_TRACE4(( " setcurrentpoint (invalid op)\n" ));
+
+ x = decoder->builder.pos_x + args[0];
+ y = decoder->builder.pos_y + args[1];
+ args = stack;
+ break;
+
+ case cff_op_callothersubr:
+ /* this is an invalid Type 2 operator; however, there */
+ /* exist fonts which are incorrectly converted from probably */
+ /* Type 1 to CFF, and some parsers seem to accept it */
+
+ FT_TRACE4(( " callothersubr (invalid op)\n" ));
+
+ /* subsequent `pop' operands should add the arguments, */
+ /* this is the implementation described for `unknown' other */
+ /* subroutines in the Type1 spec. */
+ /* */
+ /* XXX Fix return arguments (see discussion below). */
+ args -= 2 + ( args[-2] >> 16 );
+ if ( args < stack )
+ goto Stack_Underflow;
+ break;
+
+ case cff_op_pop:
+ /* this is an invalid Type 2 operator; however, there */
+ /* exist fonts which are incorrectly converted from probably */
+ /* Type 1 to CFF, and some parsers seem to accept it */
+
+ FT_TRACE4(( " pop (invalid op)\n" ));
+
+ /* XXX Increasing `args' is wrong: After a certain number of */
+ /* `pop's we get a stack overflow. Reason for doing it is */
+ /* code like this (actually found in a CFF font): */
+ /* */
+ /* 17 1 3 callothersubr */
+ /* pop */
+ /* callsubr */
+ /* */
+ /* Since we handle `callothersubr' as a no-op, and */
+ /* `callsubr' needs at least one argument, `pop' can't be a */
+ /* no-op too as it basically should be. */
+ /* */
+ /* The right solution would be to provide real support for */
+ /* `callothersubr' as done in `t1decode.c', however, given */
+ /* the fact that CFF fonts with `pop' are invalid, it is */
+ /* questionable whether it is worth the time. */
+ args++;
+ break;
+
+ case cff_op_and:
+ {
+ FT_Fixed cond = args[0] && args[1];
+
+
+ FT_TRACE4(( " and\n" ));
+
+ args[0] = cond ? 0x10000L : 0;
+ args++;
+ }
+ break;
+
+ case cff_op_or:
+ {
+ FT_Fixed cond = args[0] || args[1];
+
+
+ FT_TRACE4(( " or\n" ));
+
+ args[0] = cond ? 0x10000L : 0;
+ args++;
+ }
+ break;
+
+ case cff_op_eq:
+ {
+ FT_Fixed cond = !args[0];
+
+
+ FT_TRACE4(( " eq\n" ));
+
+ args[0] = cond ? 0x10000L : 0;
+ args++;
+ }
+ break;
+
+ case cff_op_ifelse:
+ {
+ FT_Fixed cond = ( args[2] <= args[3] );
+
+
+ FT_TRACE4(( " ifelse\n" ));
+
+ if ( !cond )
+ args[0] = args[1];
+ args++;
+ }
+ break;
+
+ case cff_op_callsubr:
+ {
+ FT_UInt idx = (FT_UInt)( ( args[0] >> 16 ) +
+ decoder->locals_bias );
+
+
+ FT_TRACE4(( " callsubr(%d)\n", idx ));
+
+ if ( idx >= decoder->num_locals )
+ {
+ FT_ERROR(( "cff_decoder_parse_charstrings:"
+ " invalid local subr index\n" ));
+ goto Syntax_Error;
+ }
+
+ if ( zone - decoder->zones >= CFF_MAX_SUBRS_CALLS )
+ {
+ FT_ERROR(( "cff_decoder_parse_charstrings:"
+ " too many nested subrs\n" ));
+ goto Syntax_Error;
+ }
+
+ zone->cursor = ip; /* save current instruction pointer */
+
+ zone++;
+ zone->base = decoder->locals[idx];
+ zone->limit = decoder->locals[idx + 1];
+ zone->cursor = zone->base;
+
+ if ( !zone->base || zone->limit == zone->base )
+ {
+ FT_ERROR(( "cff_decoder_parse_charstrings:"
+ " invoking empty subrs\n" ));
+ goto Syntax_Error;
+ }
+
+ decoder->zone = zone;
+ ip = zone->base;
+ limit = zone->limit;
+ }
+ break;
+
+ case cff_op_callgsubr:
+ {
+ FT_UInt idx = (FT_UInt)( ( args[0] >> 16 ) +
+ decoder->globals_bias );
+
+
+ FT_TRACE4(( " callgsubr(%d)\n", idx ));
+
+ if ( idx >= decoder->num_globals )
+ {
+ FT_ERROR(( "cff_decoder_parse_charstrings:"
+ " invalid global subr index\n" ));
+ goto Syntax_Error;
+ }
+
+ if ( zone - decoder->zones >= CFF_MAX_SUBRS_CALLS )
+ {
+ FT_ERROR(( "cff_decoder_parse_charstrings:"
+ " too many nested subrs\n" ));
+ goto Syntax_Error;
+ }
+
+ zone->cursor = ip; /* save current instruction pointer */
+
+ zone++;
+ zone->base = decoder->globals[idx];
+ zone->limit = decoder->globals[idx + 1];
+ zone->cursor = zone->base;
+
+ if ( !zone->base || zone->limit == zone->base )
+ {
+ FT_ERROR(( "cff_decoder_parse_charstrings:"
+ " invoking empty subrs\n" ));
+ goto Syntax_Error;
+ }
+
+ decoder->zone = zone;
+ ip = zone->base;
+ limit = zone->limit;
+ }
+ break;
+
+ case cff_op_return:
+ FT_TRACE4(( " return\n" ));
+
+ if ( decoder->zone <= decoder->zones )
+ {
+ FT_ERROR(( "cff_decoder_parse_charstrings:"
+ " unexpected return\n" ));
+ goto Syntax_Error;
+ }
+
+ decoder->zone--;
+ zone = decoder->zone;
+ ip = zone->cursor;
+ limit = zone->limit;
+ break;
+
+ default:
+ Unimplemented:
+ FT_ERROR(( "Unimplemented opcode: %d", ip[-1] ));
+
+ if ( ip[-1] == 12 )
+ FT_ERROR(( " %d", ip[0] ));
+ FT_ERROR(( "\n" ));
+
+ return CFF_Err_Unimplemented_Feature;
+ }
+
+ decoder->top = args;
+
+ if ( decoder->top - stack >= CFF_MAX_OPERANDS )
+ goto Stack_Overflow;
+
+ } /* general operator processing */
+
+ } /* while ip < limit */
+
+ FT_TRACE4(( "..end..\n\n" ));
+
+ Fail:
+ return error;
+
+ Syntax_Error:
+ FT_TRACE4(( "cff_decoder_parse_charstrings: syntax error\n" ));
+ return CFF_Err_Invalid_File_Format;
+
+ Stack_Underflow:
+ FT_TRACE4(( "cff_decoder_parse_charstrings: stack underflow\n" ));
+ return CFF_Err_Too_Few_Arguments;
+
+ Stack_Overflow:
+ FT_TRACE4(( "cff_decoder_parse_charstrings: stack overflow\n" ));
+ return CFF_Err_Stack_Overflow;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /********** *********/
+ /********** *********/
+ /********** COMPUTE THE MAXIMUM ADVANCE WIDTH *********/
+ /********** *********/
+ /********** The following code is in charge of computing *********/
+ /********** the maximum advance width of the font. It *********/
+ /********** quickly processes each glyph charstring to *********/
+ /********** extract the value from either a `sbw' or `seac' *********/
+ /********** operator. *********/
+ /********** *********/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+#if 0 /* unused until we support pure CFF fonts */
+
+
+ FT_LOCAL_DEF( FT_Error )
+ cff_compute_max_advance( TT_Face face,
+ FT_Int* max_advance )
+ {
+ FT_Error error = CFF_Err_Ok;
+ CFF_Decoder decoder;
+ FT_Int glyph_index;
+ CFF_Font cff = (CFF_Font)face->other;
+
+
+ *max_advance = 0;
+
+ /* Initialize load decoder */
+ cff_decoder_init( &decoder, face, 0, 0, 0, 0 );
+
+ decoder.builder.metrics_only = 1;
+ decoder.builder.load_points = 0;
+
+ /* For each glyph, parse the glyph charstring and extract */
+ /* the advance width. */
+ for ( glyph_index = 0; glyph_index < face->root.num_glyphs;
+ glyph_index++ )
+ {
+ FT_Byte* charstring;
+ FT_ULong charstring_len;
+
+
+ /* now get load the unscaled outline */
+ error = cff_get_glyph_data( face, glyph_index,
+ &charstring, &charstring_len );
+ if ( !error )
+ {
+ error = cff_decoder_prepare( &decoder, size, glyph_index );
+ if ( !error )
+ error = cff_decoder_parse_charstrings( &decoder,
+ charstring,
+ charstring_len );
+
+ cff_free_glyph_data( face, &charstring, &charstring_len );
+ }
+
+ /* ignore the error if one has occurred -- skip to next glyph */
+ error = CFF_Err_Ok;
+ }
+
+ *max_advance = decoder.builder.advance.x;
+
+ return CFF_Err_Ok;
+ }
+
+
+#endif /* 0 */
+
+
+ FT_LOCAL_DEF( FT_Error )
+ cff_slot_load( CFF_GlyphSlot glyph,
+ CFF_Size size,
+ FT_UInt glyph_index,
+ FT_Int32 load_flags )
+ {
+ FT_Error error;
+ CFF_Decoder decoder;
+ TT_Face face = (TT_Face)glyph->root.face;
+ FT_Bool hinting, force_scaling;
+ CFF_Font cff = (CFF_Font)face->extra.data;
+
+ FT_Matrix font_matrix;
+ FT_Vector font_offset;
+
+
+ force_scaling = FALSE;
+
+ /* in a CID-keyed font, consider `glyph_index' as a CID and map */
+ /* it immediately to the real glyph_index -- if it isn't a */
+ /* subsetted font, glyph_indices and CIDs are identical, though */
+ if ( cff->top_font.font_dict.cid_registry != 0xFFFFU &&
+ cff->charset.cids )
+ {
+ /* don't handle CID 0 (.notdef) which is directly mapped to GID 0 */
+ if ( glyph_index != 0 )
+ {
+ glyph_index = cff_charset_cid_to_gindex( &cff->charset,
+ glyph_index );
+ if ( glyph_index == 0 )
+ return CFF_Err_Invalid_Argument;
+ }
+ }
+ else if ( glyph_index >= cff->num_glyphs )
+ return CFF_Err_Invalid_Argument;
+
+ if ( load_flags & FT_LOAD_NO_RECURSE )
+ load_flags |= FT_LOAD_NO_SCALE | FT_LOAD_NO_HINTING;
+
+ glyph->x_scale = 0x10000L;
+ glyph->y_scale = 0x10000L;
+ if ( size )
+ {
+ glyph->x_scale = size->root.metrics.x_scale;
+ glyph->y_scale = size->root.metrics.y_scale;
+ }
+
+#ifdef TT_CONFIG_OPTION_EMBEDDED_BITMAPS
+
+ /* try to load embedded bitmap if any */
+ /* */
+ /* XXX: The convention should be emphasized in */
+ /* the documents because it can be confusing. */
+ if ( size )
+ {
+ CFF_Face cff_face = (CFF_Face)size->root.face;
+ SFNT_Service sfnt = (SFNT_Service)cff_face->sfnt;
+ FT_Stream stream = cff_face->root.stream;
+
+
+ if ( size->strike_index != 0xFFFFFFFFUL &&
+ sfnt->load_eblc &&
+ ( load_flags & FT_LOAD_NO_BITMAP ) == 0 )
+ {
+ TT_SBit_MetricsRec metrics;
+
+
+ error = sfnt->load_sbit_image( face,
+ size->strike_index,
+ glyph_index,
+ (FT_Int)load_flags,
+ stream,
+ &glyph->root.bitmap,
+ &metrics );
+
+ if ( !error )
+ {
+ glyph->root.outline.n_points = 0;
+ glyph->root.outline.n_contours = 0;
+
+ glyph->root.metrics.width = (FT_Pos)metrics.width << 6;
+ glyph->root.metrics.height = (FT_Pos)metrics.height << 6;
+
+ glyph->root.metrics.horiBearingX = (FT_Pos)metrics.horiBearingX << 6;
+ glyph->root.metrics.horiBearingY = (FT_Pos)metrics.horiBearingY << 6;
+ glyph->root.metrics.horiAdvance = (FT_Pos)metrics.horiAdvance << 6;
+
+ glyph->root.metrics.vertBearingX = (FT_Pos)metrics.vertBearingX << 6;
+ glyph->root.metrics.vertBearingY = (FT_Pos)metrics.vertBearingY << 6;
+ glyph->root.metrics.vertAdvance = (FT_Pos)metrics.vertAdvance << 6;
+
+ glyph->root.format = FT_GLYPH_FORMAT_BITMAP;
+
+ if ( load_flags & FT_LOAD_VERTICAL_LAYOUT )
+ {
+ glyph->root.bitmap_left = metrics.vertBearingX;
+ glyph->root.bitmap_top = metrics.vertBearingY;
+ }
+ else
+ {
+ glyph->root.bitmap_left = metrics.horiBearingX;
+ glyph->root.bitmap_top = metrics.horiBearingY;
+ }
+ return error;
+ }
+ }
+ }
+
+#endif /* TT_CONFIG_OPTION_EMBEDDED_BITMAPS */
+
+ /* return immediately if we only want the embedded bitmaps */
+ if ( load_flags & FT_LOAD_SBITS_ONLY )
+ return CFF_Err_Invalid_Argument;
+
+ /* if we have a CID subfont, use its matrix (which has already */
+ /* been multiplied with the root matrix) */
+
+ /* this scaling is only relevant if the PS hinter isn't active */
+ if ( cff->num_subfonts )
+ {
+ FT_ULong top_upm, sub_upm;
+ FT_Byte fd_index = cff_fd_select_get( &cff->fd_select,
+ glyph_index );
+
+ if ( fd_index >= cff->num_subfonts )
+ fd_index = (FT_Byte)( cff->num_subfonts - 1 );
+
+ top_upm = cff->top_font.font_dict.units_per_em;
+ sub_upm = cff->subfonts[fd_index]->font_dict.units_per_em;
+
+
+ font_matrix = cff->subfonts[fd_index]->font_dict.font_matrix;
+ font_offset = cff->subfonts[fd_index]->font_dict.font_offset;
+
+ if ( top_upm != sub_upm )
+ {
+ glyph->x_scale = FT_MulDiv( glyph->x_scale, top_upm, sub_upm );
+ glyph->y_scale = FT_MulDiv( glyph->y_scale, top_upm, sub_upm );
+
+ force_scaling = TRUE;
+ }
+ }
+ else
+ {
+ font_matrix = cff->top_font.font_dict.font_matrix;
+ font_offset = cff->top_font.font_dict.font_offset;
+ }
+
+ glyph->root.outline.n_points = 0;
+ glyph->root.outline.n_contours = 0;
+
+ hinting = FT_BOOL( ( load_flags & FT_LOAD_NO_SCALE ) == 0 &&
+ ( load_flags & FT_LOAD_NO_HINTING ) == 0 );
+
+ glyph->root.format = FT_GLYPH_FORMAT_OUTLINE; /* by default */
+
+ {
+ FT_Byte* charstring;
+ FT_ULong charstring_len;
+
+
+ cff_decoder_init( &decoder, face, size, glyph, hinting,
+ FT_LOAD_TARGET_MODE( load_flags ) );
+
+ if ( load_flags & FT_LOAD_ADVANCE_ONLY )
+ decoder.width_only = TRUE;
+
+ decoder.builder.no_recurse =
+ (FT_Bool)( load_flags & FT_LOAD_NO_RECURSE );
+
+ /* now load the unscaled outline */
+ error = cff_get_glyph_data( face, glyph_index,
+ &charstring, &charstring_len );
+ if ( error )
+ goto Glyph_Build_Finished;
+
+ error = cff_decoder_prepare( &decoder, size, glyph_index );
+ if ( error )
+ goto Glyph_Build_Finished;
+
+ error = cff_decoder_parse_charstrings( &decoder,
+ charstring,
+ charstring_len );
+
+ cff_free_glyph_data( face, &charstring, charstring_len );
+
+ if ( error )
+ goto Glyph_Build_Finished;
+
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+ /* Control data and length may not be available for incremental */
+ /* fonts. */
+ if ( face->root.internal->incremental_interface )
+ {
+ glyph->root.control_data = 0;
+ glyph->root.control_len = 0;
+ }
+ else
+#endif /* FT_CONFIG_OPTION_INCREMENTAL */
+
+ /* We set control_data and control_len if charstrings is loaded. */
+ /* See how charstring loads at cff_index_access_element() in */
+ /* cffload.c. */
+ {
+ CFF_Index csindex = &cff->charstrings_index;
+
+
+ if ( csindex->offsets )
+ {
+ glyph->root.control_data = csindex->bytes +
+ csindex->offsets[glyph_index] - 1;
+ glyph->root.control_len = charstring_len;
+ }
+ }
+
+ Glyph_Build_Finished:
+ /* save new glyph tables, if no error */
+ if ( !error )
+ cff_builder_done( &decoder.builder );
+ /* XXX: anything to do for broken glyph entry? */
+ }
+
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+
+ /* Incremental fonts can optionally override the metrics. */
+ if ( !error &&
+ face->root.internal->incremental_interface &&
+ face->root.internal->incremental_interface->funcs->get_glyph_metrics )
+ {
+ FT_Incremental_MetricsRec metrics;
+
+
+ metrics.bearing_x = decoder.builder.left_bearing.x;
+ metrics.bearing_y = 0;
+ metrics.advance = decoder.builder.advance.x;
+ metrics.advance_v = decoder.builder.advance.y;
+
+ error = face->root.internal->incremental_interface->funcs->get_glyph_metrics(
+ face->root.internal->incremental_interface->object,
+ glyph_index, FALSE, &metrics );
+
+ decoder.builder.left_bearing.x = metrics.bearing_x;
+ decoder.builder.advance.x = metrics.advance;
+ decoder.builder.advance.y = metrics.advance_v;
+ }
+
+#endif /* FT_CONFIG_OPTION_INCREMENTAL */
+
+ if ( !error )
+ {
+ /* Now, set the metrics -- this is rather simple, as */
+ /* the left side bearing is the xMin, and the top side */
+ /* bearing the yMax. */
+
+ /* For composite glyphs, return only left side bearing and */
+ /* advance width. */
+ if ( load_flags & FT_LOAD_NO_RECURSE )
+ {
+ FT_Slot_Internal internal = glyph->root.internal;
+
+
+ glyph->root.metrics.horiBearingX = decoder.builder.left_bearing.x;
+ glyph->root.metrics.horiAdvance = decoder.glyph_width;
+ internal->glyph_matrix = font_matrix;
+ internal->glyph_delta = font_offset;
+ internal->glyph_transformed = 1;
+ }
+ else
+ {
+ FT_BBox cbox;
+ FT_Glyph_Metrics* metrics = &glyph->root.metrics;
+ FT_Vector advance;
+ FT_Bool has_vertical_info;
+
+
+ /* copy the _unscaled_ advance width */
+ metrics->horiAdvance = decoder.glyph_width;
+ glyph->root.linearHoriAdvance = decoder.glyph_width;
+ glyph->root.internal->glyph_transformed = 0;
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+ has_vertical_info = FT_BOOL( face->vertical_info &&
+ face->vertical.number_Of_VMetrics > 0 &&
+ face->vertical.long_metrics );
+#else
+ has_vertical_info = FT_BOOL( face->vertical_info &&
+ face->vertical.number_Of_VMetrics > 0 );
+#endif
+
+ /* get the vertical metrics from the vtmx table if we have one */
+ if ( has_vertical_info )
+ {
+ FT_Short vertBearingY = 0;
+ FT_UShort vertAdvance = 0;
+
+
+ ( (SFNT_Service)face->sfnt )->get_metrics( face, 1,
+ glyph_index,
+ &vertBearingY,
+ &vertAdvance );
+ metrics->vertBearingY = vertBearingY;
+ metrics->vertAdvance = vertAdvance;
+ }
+ else
+ {
+ /* make up vertical ones */
+ if ( face->os2.version != 0xFFFFU )
+ metrics->vertAdvance = (FT_Pos)( face->os2.sTypoAscender -
+ face->os2.sTypoDescender );
+ else
+ metrics->vertAdvance = (FT_Pos)( face->horizontal.Ascender -
+ face->horizontal.Descender );
+ }
+
+ glyph->root.linearVertAdvance = metrics->vertAdvance;
+
+ glyph->root.format = FT_GLYPH_FORMAT_OUTLINE;
+
+ glyph->root.outline.flags = 0;
+ if ( size && size->root.metrics.y_ppem < 24 )
+ glyph->root.outline.flags |= FT_OUTLINE_HIGH_PRECISION;
+
+ glyph->root.outline.flags |= FT_OUTLINE_REVERSE_FILL;
+
+ if ( !( font_matrix.xx == 0x10000L &&
+ font_matrix.yy == 0x10000L &&
+ font_matrix.xy == 0 &&
+ font_matrix.yx == 0 ) )
+ FT_Outline_Transform( &glyph->root.outline, &font_matrix );
+
+ if ( !( font_offset.x == 0 &&
+ font_offset.y == 0 ) )
+ FT_Outline_Translate( &glyph->root.outline,
+ font_offset.x, font_offset.y );
+
+ advance.x = metrics->horiAdvance;
+ advance.y = 0;
+ FT_Vector_Transform( &advance, &font_matrix );
+ metrics->horiAdvance = advance.x + font_offset.x;
+
+ advance.x = 0;
+ advance.y = metrics->vertAdvance;
+ FT_Vector_Transform( &advance, &font_matrix );
+ metrics->vertAdvance = advance.y + font_offset.y;
+
+ if ( ( load_flags & FT_LOAD_NO_SCALE ) == 0 || force_scaling )
+ {
+ /* scale the outline and the metrics */
+ FT_Int n;
+ FT_Outline* cur = &glyph->root.outline;
+ FT_Vector* vec = cur->points;
+ FT_Fixed x_scale = glyph->x_scale;
+ FT_Fixed y_scale = glyph->y_scale;
+
+
+ /* First of all, scale the points */
+ if ( !hinting || !decoder.builder.hints_funcs )
+ for ( n = cur->n_points; n > 0; n--, vec++ )
+ {
+ vec->x = FT_MulFix( vec->x, x_scale );
+ vec->y = FT_MulFix( vec->y, y_scale );
+ }
+
+ /* Then scale the metrics */
+ metrics->horiAdvance = FT_MulFix( metrics->horiAdvance, x_scale );
+ metrics->vertAdvance = FT_MulFix( metrics->vertAdvance, y_scale );
+ }
+
+ /* compute the other metrics */
+ FT_Outline_Get_CBox( &glyph->root.outline, &cbox );
+
+ metrics->width = cbox.xMax - cbox.xMin;
+ metrics->height = cbox.yMax - cbox.yMin;
+
+ metrics->horiBearingX = cbox.xMin;
+ metrics->horiBearingY = cbox.yMax;
+
+ if ( has_vertical_info )
+ metrics->vertBearingX = metrics->horiBearingX -
+ metrics->horiAdvance / 2;
+ else
+ {
+ if ( load_flags & FT_LOAD_VERTICAL_LAYOUT )
+ ft_synthesize_vertical_metrics( metrics,
+ metrics->vertAdvance );
+ }
+ }
+ }
+
+ return error;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* cffgload.h */
+/* */
+/* OpenType Glyph Loader (specification). */
+/* */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2006, 2007, 2008, 2009 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __CFFGLOAD_H__
+#define __CFFGLOAD_H__
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+#include "cffobjs.h"
+
+
+FT_BEGIN_HEADER
+
+
+#define CFF_MAX_OPERANDS 48
+#define CFF_MAX_SUBRS_CALLS 32
+#define CFF_MAX_TRANS_ELEMENTS 32
+
+
+ /*************************************************************************/
+ /* */
+ /* <Structure> */
+ /* CFF_Builder */
+ /* */
+ /* <Description> */
+ /* A structure used during glyph loading to store its outline. */
+ /* */
+ /* <Fields> */
+ /* memory :: The current memory object. */
+ /* */
+ /* face :: The current face object. */
+ /* */
+ /* glyph :: The current glyph slot. */
+ /* */
+ /* loader :: The current glyph loader. */
+ /* */
+ /* base :: The base glyph outline. */
+ /* */
+ /* current :: The current glyph outline. */
+ /* */
+ /* pos_x :: The horizontal translation (if composite glyph). */
+ /* */
+ /* pos_y :: The vertical translation (if composite glyph). */
+ /* */
+ /* left_bearing :: The left side bearing point. */
+ /* */
+ /* advance :: The horizontal advance vector. */
+ /* */
+ /* bbox :: Unused. */
+ /* */
+ /* path_begun :: A flag which indicates that a new path has begun. */
+ /* */
+ /* load_points :: If this flag is not set, no points are loaded. */
+ /* */
+ /* no_recurse :: Set but not used. */
+ /* */
+ /* metrics_only :: A boolean indicating that we only want to compute */
+ /* the metrics of a given glyph, not load all of its */
+ /* points. */
+ /* */
+ /* hints_funcs :: Auxiliary pointer for hinting. */
+ /* */
+ /* hints_globals :: Auxiliary pointer for hinting. */
+ /* */
+ typedef struct CFF_Builder_
+ {
+ FT_Memory memory;
+ TT_Face face;
+ CFF_GlyphSlot glyph;
+ FT_GlyphLoader loader;
+ FT_Outline* base;
+ FT_Outline* current;
+
+ FT_Pos pos_x;
+ FT_Pos pos_y;
+
+ FT_Vector left_bearing;
+ FT_Vector advance;
+
+ FT_BBox bbox; /* bounding box */
+ FT_Bool path_begun;
+ FT_Bool load_points;
+ FT_Bool no_recurse;
+
+ FT_Bool metrics_only;
+
+ void* hints_funcs; /* hinter-specific */
+ void* hints_globals; /* hinter-specific */
+
+ } CFF_Builder;
+
+
+ /* execution context charstring zone */
+
+ typedef struct CFF_Decoder_Zone_
+ {
+ FT_Byte* base;
+ FT_Byte* limit;
+ FT_Byte* cursor;
+
+ } CFF_Decoder_Zone;
+
+
+ typedef struct CFF_Decoder_
+ {
+ CFF_Builder builder;
+ CFF_Font cff;
+
+ FT_Fixed stack[CFF_MAX_OPERANDS + 1];
+ FT_Fixed* top;
+
+ CFF_Decoder_Zone zones[CFF_MAX_SUBRS_CALLS + 1];
+ CFF_Decoder_Zone* zone;
+
+ FT_Int flex_state;
+ FT_Int num_flex_vectors;
+ FT_Vector flex_vectors[7];
+
+ FT_Pos glyph_width;
+ FT_Pos nominal_width;
+
+ FT_Bool read_width;
+ FT_Bool width_only;
+ FT_Int num_hints;
+ FT_Fixed buildchar[CFF_MAX_TRANS_ELEMENTS];
+
+ FT_UInt num_locals;
+ FT_UInt num_globals;
+
+ FT_Int locals_bias;
+ FT_Int globals_bias;
+
+ FT_Byte** locals;
+ FT_Byte** globals;
+
+ FT_Byte** glyph_names; /* for pure CFF fonts only */
+ FT_UInt num_glyphs; /* number of glyphs in font */
+
+ FT_Render_Mode hint_mode;
+
+ FT_Bool seac;
+
+ } CFF_Decoder;
+
+
+ FT_LOCAL( void )
+ cff_decoder_init( CFF_Decoder* decoder,
+ TT_Face face,
+ CFF_Size size,
+ CFF_GlyphSlot slot,
+ FT_Bool hinting,
+ FT_Render_Mode hint_mode );
+
+ FT_LOCAL( FT_Error )
+ cff_decoder_prepare( CFF_Decoder* decoder,
+ CFF_Size size,
+ FT_UInt glyph_index );
+
+#if 0 /* unused until we support pure CFF fonts */
+
+ /* Compute the maximum advance width of a font through quick parsing */
+ FT_LOCAL( FT_Error )
+ cff_compute_max_advance( TT_Face face,
+ FT_Int* max_advance );
+
+#endif /* 0 */
+
+ FT_LOCAL( FT_Error )
+ cff_decoder_parse_charstrings( CFF_Decoder* decoder,
+ FT_Byte* charstring_base,
+ FT_ULong charstring_len );
+
+ FT_LOCAL( FT_Error )
+ cff_slot_load( CFF_GlyphSlot glyph,
+ CFF_Size size,
+ FT_UInt glyph_index,
+ FT_Int32 load_flags );
+
+
+FT_END_HEADER
+
+#endif /* __CFFGLOAD_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* cffload.c */
+/* */
+/* OpenType and CFF data/program tables loader (body). */
+/* */
+/* Copyright 1996-2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_OBJECTS_H
+#include FT_INTERNAL_STREAM_H
+#include FT_TRUETYPE_TAGS_H
+#include FT_TYPE1_TABLES_H
+
+#include "cffload.h"
+#include "cffparse.h"
+
+#include "cfferrs.h"
+
+
+#if 1
+
+ static const FT_UShort cff_isoadobe_charset[229] =
+ {
+ 0, 1, 2, 3, 4, 5, 6, 7,
+ 8, 9, 10, 11, 12, 13, 14, 15,
+ 16, 17, 18, 19, 20, 21, 22, 23,
+ 24, 25, 26, 27, 28, 29, 30, 31,
+ 32, 33, 34, 35, 36, 37, 38, 39,
+ 40, 41, 42, 43, 44, 45, 46, 47,
+ 48, 49, 50, 51, 52, 53, 54, 55,
+ 56, 57, 58, 59, 60, 61, 62, 63,
+ 64, 65, 66, 67, 68, 69, 70, 71,
+ 72, 73, 74, 75, 76, 77, 78, 79,
+ 80, 81, 82, 83, 84, 85, 86, 87,
+ 88, 89, 90, 91, 92, 93, 94, 95,
+ 96, 97, 98, 99, 100, 101, 102, 103,
+ 104, 105, 106, 107, 108, 109, 110, 111,
+ 112, 113, 114, 115, 116, 117, 118, 119,
+ 120, 121, 122, 123, 124, 125, 126, 127,
+ 128, 129, 130, 131, 132, 133, 134, 135,
+ 136, 137, 138, 139, 140, 141, 142, 143,
+ 144, 145, 146, 147, 148, 149, 150, 151,
+ 152, 153, 154, 155, 156, 157, 158, 159,
+ 160, 161, 162, 163, 164, 165, 166, 167,
+ 168, 169, 170, 171, 172, 173, 174, 175,
+ 176, 177, 178, 179, 180, 181, 182, 183,
+ 184, 185, 186, 187, 188, 189, 190, 191,
+ 192, 193, 194, 195, 196, 197, 198, 199,
+ 200, 201, 202, 203, 204, 205, 206, 207,
+ 208, 209, 210, 211, 212, 213, 214, 215,
+ 216, 217, 218, 219, 220, 221, 222, 223,
+ 224, 225, 226, 227, 228
+ };
+
+ static const FT_UShort cff_expert_charset[166] =
+ {
+ 0, 1, 229, 230, 231, 232, 233, 234,
+ 235, 236, 237, 238, 13, 14, 15, 99,
+ 239, 240, 241, 242, 243, 244, 245, 246,
+ 247, 248, 27, 28, 249, 250, 251, 252,
+ 253, 254, 255, 256, 257, 258, 259, 260,
+ 261, 262, 263, 264, 265, 266, 109, 110,
+ 267, 268, 269, 270, 271, 272, 273, 274,
+ 275, 276, 277, 278, 279, 280, 281, 282,
+ 283, 284, 285, 286, 287, 288, 289, 290,
+ 291, 292, 293, 294, 295, 296, 297, 298,
+ 299, 300, 301, 302, 303, 304, 305, 306,
+ 307, 308, 309, 310, 311, 312, 313, 314,
+ 315, 316, 317, 318, 158, 155, 163, 319,
+ 320, 321, 322, 323, 324, 325, 326, 150,
+ 164, 169, 327, 328, 329, 330, 331, 332,
+ 333, 334, 335, 336, 337, 338, 339, 340,
+ 341, 342, 343, 344, 345, 346, 347, 348,
+ 349, 350, 351, 352, 353, 354, 355, 356,
+ 357, 358, 359, 360, 361, 362, 363, 364,
+ 365, 366, 367, 368, 369, 370, 371, 372,
+ 373, 374, 375, 376, 377, 378
+ };
+
+ static const FT_UShort cff_expertsubset_charset[87] =
+ {
+ 0, 1, 231, 232, 235, 236, 237, 238,
+ 13, 14, 15, 99, 239, 240, 241, 242,
+ 243, 244, 245, 246, 247, 248, 27, 28,
+ 249, 250, 251, 253, 254, 255, 256, 257,
+ 258, 259, 260, 261, 262, 263, 264, 265,
+ 266, 109, 110, 267, 268, 269, 270, 272,
+ 300, 301, 302, 305, 314, 315, 158, 155,
+ 163, 320, 321, 322, 323, 324, 325, 326,
+ 150, 164, 169, 327, 328, 329, 330, 331,
+ 332, 333, 334, 335, 336, 337, 338, 339,
+ 340, 341, 342, 343, 344, 345, 346
+ };
+
+ static const FT_UShort cff_standard_encoding[256] =
+ {
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 1, 2, 3, 4, 5, 6, 7, 8,
+ 9, 10, 11, 12, 13, 14, 15, 16,
+ 17, 18, 19, 20, 21, 22, 23, 24,
+ 25, 26, 27, 28, 29, 30, 31, 32,
+ 33, 34, 35, 36, 37, 38, 39, 40,
+ 41, 42, 43, 44, 45, 46, 47, 48,
+ 49, 50, 51, 52, 53, 54, 55, 56,
+ 57, 58, 59, 60, 61, 62, 63, 64,
+ 65, 66, 67, 68, 69, 70, 71, 72,
+ 73, 74, 75, 76, 77, 78, 79, 80,
+ 81, 82, 83, 84, 85, 86, 87, 88,
+ 89, 90, 91, 92, 93, 94, 95, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 96, 97, 98, 99, 100, 101, 102,
+ 103, 104, 105, 106, 107, 108, 109, 110,
+ 0, 111, 112, 113, 114, 0, 115, 116,
+ 117, 118, 119, 120, 121, 122, 0, 123,
+ 0, 124, 125, 126, 127, 128, 129, 130,
+ 131, 0, 132, 133, 0, 134, 135, 136,
+ 137, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 138, 0, 139, 0, 0, 0, 0,
+ 140, 141, 142, 143, 0, 0, 0, 0,
+ 0, 144, 0, 0, 0, 145, 0, 0,
+ 146, 147, 148, 149, 0, 0, 0, 0
+ };
+
+ static const FT_UShort cff_expert_encoding[256] =
+ {
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 1, 229, 230, 0, 231, 232, 233, 234,
+ 235, 236, 237, 238, 13, 14, 15, 99,
+ 239, 240, 241, 242, 243, 244, 245, 246,
+ 247, 248, 27, 28, 249, 250, 251, 252,
+ 0, 253, 254, 255, 256, 257, 0, 0,
+ 0, 258, 0, 0, 259, 260, 261, 262,
+ 0, 0, 263, 264, 265, 0, 266, 109,
+ 110, 267, 268, 269, 0, 270, 271, 272,
+ 273, 274, 275, 276, 277, 278, 279, 280,
+ 281, 282, 283, 284, 285, 286, 287, 288,
+ 289, 290, 291, 292, 293, 294, 295, 296,
+ 297, 298, 299, 300, 301, 302, 303, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 304, 305, 306, 0, 0, 307, 308,
+ 309, 310, 311, 0, 312, 0, 0, 312,
+ 0, 0, 314, 315, 0, 0, 316, 317,
+ 318, 0, 0, 0, 158, 155, 163, 319,
+ 320, 321, 322, 323, 324, 325, 0, 0,
+ 326, 150, 164, 169, 327, 328, 329, 330,
+ 331, 332, 333, 334, 335, 336, 337, 338,
+ 339, 340, 341, 342, 343, 344, 345, 346,
+ 347, 348, 349, 350, 351, 352, 353, 354,
+ 355, 356, 357, 358, 359, 360, 361, 362,
+ 363, 364, 365, 366, 367, 368, 369, 370,
+ 371, 372, 373, 374, 375, 376, 377, 378
+ };
+
+#endif /* 1 */
+
+
+ FT_LOCAL_DEF( FT_UShort )
+ cff_get_standard_encoding( FT_UInt charcode )
+ {
+ return (FT_UShort)( charcode < 256 ? cff_standard_encoding[charcode]
+ : 0 );
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_cffload
+
+
+ /* read an offset from the index's stream current position */
+ static FT_ULong
+ cff_index_read_offset( CFF_Index idx,
+ FT_Error *errorp )
+ {
+ FT_Error error;
+ FT_Stream stream = idx->stream;
+ FT_Byte tmp[4];
+ FT_ULong result = 0;
+
+
+ if ( !FT_STREAM_READ( tmp, idx->off_size ) )
+ {
+ FT_Int nn;
+
+
+ for ( nn = 0; nn < idx->off_size; nn++ )
+ result = ( result << 8 ) | tmp[nn];
+ }
+
+ *errorp = error;
+ return result;
+ }
+
+
+ static FT_Error
+ cff_index_init( CFF_Index idx,
+ FT_Stream stream,
+ FT_Bool load )
+ {
+ FT_Error error;
+ FT_Memory memory = stream->memory;
+ FT_UShort count;
+
+
+ FT_MEM_ZERO( idx, sizeof ( *idx ) );
+
+ idx->stream = stream;
+ idx->start = FT_STREAM_POS();
+ if ( !FT_READ_USHORT( count ) &&
+ count > 0 )
+ {
+ FT_Byte offsize;
+ FT_ULong size;
+
+
+ /* there is at least one element; read the offset size, */
+ /* then access the offset table to compute the index's total size */
+ if ( FT_READ_BYTE( offsize ) )
+ goto Exit;
+
+ if ( offsize < 1 || offsize > 4 )
+ {
+ error = CFF_Err_Invalid_Table;
+ goto Exit;
+ }
+
+ idx->count = count;
+ idx->off_size = offsize;
+ size = (FT_ULong)( count + 1 ) * offsize;
+
+ idx->data_offset = idx->start + 3 + size;
+
+ if ( FT_STREAM_SKIP( size - offsize ) )
+ goto Exit;
+
+ size = cff_index_read_offset( idx, &error );
+ if ( error )
+ goto Exit;
+
+ if ( size == 0 )
+ {
+ error = CFF_Err_Invalid_Table;
+ goto Exit;
+ }
+
+ idx->data_size = --size;
+
+ if ( load )
+ {
+ /* load the data */
+ if ( FT_FRAME_EXTRACT( size, idx->bytes ) )
+ goto Exit;
+ }
+ else
+ {
+ /* skip the data */
+ if ( FT_STREAM_SKIP( size ) )
+ goto Exit;
+ }
+ }
+
+ Exit:
+ if ( error )
+ FT_FREE( idx->offsets );
+
+ return error;
+ }
+
+
+ static void
+ cff_index_done( CFF_Index idx )
+ {
+ if ( idx->stream )
+ {
+ FT_Stream stream = idx->stream;
+ FT_Memory memory = stream->memory;
+
+
+ if ( idx->bytes )
+ FT_FRAME_RELEASE( idx->bytes );
+
+ FT_FREE( idx->offsets );
+ FT_MEM_ZERO( idx, sizeof ( *idx ) );
+ }
+ }
+
+
+ static FT_Error
+ cff_index_load_offsets( CFF_Index idx )
+ {
+ FT_Error error = CFF_Err_Ok;
+ FT_Stream stream = idx->stream;
+ FT_Memory memory = stream->memory;
+
+
+ if ( idx->count > 0 && idx->offsets == NULL )
+ {
+ FT_Byte offsize = idx->off_size;
+ FT_ULong data_size;
+ FT_Byte* p;
+ FT_Byte* p_end;
+ FT_ULong* poff;
+
+
+ data_size = (FT_ULong)( idx->count + 1 ) * offsize;
+
+ if ( FT_NEW_ARRAY( idx->offsets, idx->count + 1 ) ||
+ FT_STREAM_SEEK( idx->start + 3 ) ||
+ FT_FRAME_ENTER( data_size ) )
+ goto Exit;
+
+ poff = idx->offsets;
+ p = (FT_Byte*)stream->cursor;
+ p_end = p + data_size;
+
+ switch ( offsize )
+ {
+ case 1:
+ for ( ; p < p_end; p++, poff++ )
+ poff[0] = p[0];
+ break;
+
+ case 2:
+ for ( ; p < p_end; p += 2, poff++ )
+ poff[0] = FT_PEEK_USHORT( p );
+ break;
+
+ case 3:
+ for ( ; p < p_end; p += 3, poff++ )
+ poff[0] = FT_PEEK_OFF3( p );
+ break;
+
+ default:
+ for ( ; p < p_end; p += 4, poff++ )
+ poff[0] = FT_PEEK_ULONG( p );
+ }
+
+ FT_FRAME_EXIT();
+ }
+
+ Exit:
+ if ( error )
+ FT_FREE( idx->offsets );
+
+ return error;
+ }
+
+
+ /* Allocate a table containing pointers to an index's elements. */
+ /* The `pool' argument makes this function convert the index */
+ /* entries to C-style strings (this is, NULL-terminated). */
+ static FT_Error
+ cff_index_get_pointers( CFF_Index idx,
+ FT_Byte*** table,
+ FT_Byte** pool )
+ {
+ FT_Error error = CFF_Err_Ok;
+ FT_Memory memory = idx->stream->memory;
+ FT_Byte** t = NULL;
+ FT_Byte* new_bytes = NULL;
+
+
+ *table = NULL;
+
+ if ( idx->offsets == NULL )
+ {
+ error = cff_index_load_offsets( idx );
+ if ( error )
+ goto Exit;
+ }
+
+ if ( idx->count > 0 &&
+ !FT_NEW_ARRAY( t, idx->count + 1 ) &&
+ ( !pool || !FT_ALLOC( new_bytes,
+ idx->data_size + idx->count ) ) )
+ {
+ FT_ULong n, cur_offset;
+ FT_ULong extra = 0;
+ FT_Byte* org_bytes = idx->bytes;
+
+
+ /* at this point, `idx->offsets' can't be NULL */
+ cur_offset = idx->offsets[0] - 1;
+
+ /* sanity check */
+ if ( cur_offset >= idx->data_size )
+ {
+ FT_TRACE0(( "cff_index_get_pointers:"
+ " invalid first offset value %d set to zero\n",
+ cur_offset ));
+ cur_offset = 0;
+ }
+
+ if ( !pool )
+ t[0] = org_bytes + cur_offset;
+ else
+ t[0] = new_bytes + cur_offset;
+
+ for ( n = 1; n <= idx->count; n++ )
+ {
+ FT_ULong next_offset = idx->offsets[n] - 1;
+
+
+ /* empty slot + two sanity checks for invalid offset tables */
+ if ( next_offset == 0 ||
+ next_offset < cur_offset ||
+ ( next_offset >= idx->data_size && n < idx->count ) )
+ next_offset = cur_offset;
+
+ if ( !pool )
+ t[n] = org_bytes + next_offset;
+ else
+ {
+ t[n] = new_bytes + next_offset + extra;
+
+ if ( next_offset != cur_offset )
+ {
+ FT_MEM_COPY( t[n - 1], org_bytes + cur_offset, t[n] - t[n - 1] );
+ t[n][0] = '\0';
+ t[n] += 1;
+ extra++;
+ }
+ }
+
+ cur_offset = next_offset;
+ }
+ *table = t;
+
+ if ( pool )
+ *pool = new_bytes;
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ cff_index_access_element( CFF_Index idx,
+ FT_UInt element,
+ FT_Byte** pbytes,
+ FT_ULong* pbyte_len )
+ {
+ FT_Error error = CFF_Err_Ok;
+
+
+ if ( idx && idx->count > element )
+ {
+ /* compute start and end offsets */
+ FT_Stream stream = idx->stream;
+ FT_ULong off1, off2 = 0;
+
+
+ /* load offsets from file or the offset table */
+ if ( !idx->offsets )
+ {
+ FT_ULong pos = element * idx->off_size;
+
+
+ if ( FT_STREAM_SEEK( idx->start + 3 + pos ) )
+ goto Exit;
+
+ off1 = cff_index_read_offset( idx, &error );
+ if ( error )
+ goto Exit;
+
+ if ( off1 != 0 )
+ {
+ do
+ {
+ element++;
+ off2 = cff_index_read_offset( idx, &error );
+ }
+ while ( off2 == 0 && element < idx->count );
+ }
+ }
+ else /* use offsets table */
+ {
+ off1 = idx->offsets[element];
+ if ( off1 )
+ {
+ do
+ {
+ element++;
+ off2 = idx->offsets[element];
+
+ } while ( off2 == 0 && element < idx->count );
+ }
+ }
+
+ /* XXX: should check off2 does not exceed the end of this entry; */
+ /* at present, only truncate off2 at the end of this stream */
+ if ( off2 > stream->size + 1 ||
+ idx->data_offset > stream->size - off2 + 1 )
+ {
+ FT_ERROR(( "cff_index_access_element:"
+ " offset to next entry (%d)"
+ " exceeds the end of stream (%d)\n",
+ off2, stream->size - idx->data_offset + 1 ));
+ off2 = stream->size - idx->data_offset + 1;
+ }
+
+ /* access element */
+ if ( off1 && off2 > off1 )
+ {
+ *pbyte_len = off2 - off1;
+
+ if ( idx->bytes )
+ {
+ /* this index was completely loaded in memory, that's easy */
+ *pbytes = idx->bytes + off1 - 1;
+ }
+ else
+ {
+ /* this index is still on disk/file, access it through a frame */
+ if ( FT_STREAM_SEEK( idx->data_offset + off1 - 1 ) ||
+ FT_FRAME_EXTRACT( off2 - off1, *pbytes ) )
+ goto Exit;
+ }
+ }
+ else
+ {
+ /* empty index element */
+ *pbytes = 0;
+ *pbyte_len = 0;
+ }
+ }
+ else
+ error = CFF_Err_Invalid_Argument;
+
+ Exit:
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ cff_index_forget_element( CFF_Index idx,
+ FT_Byte** pbytes )
+ {
+ if ( idx->bytes == 0 )
+ {
+ FT_Stream stream = idx->stream;
+
+
+ FT_FRAME_RELEASE( *pbytes );
+ }
+ }
+
+
+ /* get an entry from Name INDEX */
+ FT_LOCAL_DEF( FT_String* )
+ cff_index_get_name( CFF_Font font,
+ FT_UInt element )
+ {
+ CFF_Index idx = &font->name_index;
+ FT_Memory memory = idx->stream->memory;
+ FT_Byte* bytes;
+ FT_ULong byte_len;
+ FT_Error error;
+ FT_String* name = 0;
+
+
+ error = cff_index_access_element( idx, element, &bytes, &byte_len );
+ if ( error )
+ goto Exit;
+
+ if ( !FT_ALLOC( name, byte_len + 1 ) )
+ {
+ FT_MEM_COPY( name, bytes, byte_len );
+ name[byte_len] = 0;
+ }
+ cff_index_forget_element( idx, &bytes );
+
+ Exit:
+ return name;
+ }
+
+
+ /* get an entry from String INDEX */
+ FT_LOCAL_DEF( FT_String* )
+ cff_index_get_string( CFF_Font font,
+ FT_UInt element )
+ {
+ return ( element < font->num_strings )
+ ? (FT_String*)font->strings[element]
+ : NULL;
+ }
+
+
+ FT_LOCAL_DEF( FT_String* )
+ cff_index_get_sid_string( CFF_Font font,
+ FT_UInt sid )
+ {
+ /* value 0xFFFFU indicates a missing dictionary entry */
+ if ( sid == 0xFFFFU )
+ return NULL;
+
+ /* if it is not a standard string, return it */
+ if ( sid > 390 )
+ return cff_index_get_string( font, sid - 391 );
+
+ /* CID-keyed CFF fonts don't have glyph names */
+ if ( !font->psnames )
+ return NULL;
+
+ /* this is a standard string */
+ return (FT_String *)font->psnames->adobe_std_strings( sid );
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*** ***/
+ /*** FD Select table support ***/
+ /*** ***/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ static void
+ CFF_Done_FD_Select( CFF_FDSelect fdselect,
+ FT_Stream stream )
+ {
+ if ( fdselect->data )
+ FT_FRAME_RELEASE( fdselect->data );
+
+ fdselect->data_size = 0;
+ fdselect->format = 0;
+ fdselect->range_count = 0;
+ }
+
+
+ static FT_Error
+ CFF_Load_FD_Select( CFF_FDSelect fdselect,
+ FT_UInt num_glyphs,
+ FT_Stream stream,
+ FT_ULong offset )
+ {
+ FT_Error error;
+ FT_Byte format;
+ FT_UInt num_ranges;
+
+
+ /* read format */
+ if ( FT_STREAM_SEEK( offset ) || FT_READ_BYTE( format ) )
+ goto Exit;
+
+ fdselect->format = format;
+ fdselect->cache_count = 0; /* clear cache */
+
+ switch ( format )
+ {
+ case 0: /* format 0, that's simple */
+ fdselect->data_size = num_glyphs;
+ goto Load_Data;
+
+ case 3: /* format 3, a tad more complex */
+ if ( FT_READ_USHORT( num_ranges ) )
+ goto Exit;
+
+ fdselect->data_size = num_ranges * 3 + 2;
+
+ Load_Data:
+ if ( FT_FRAME_EXTRACT( fdselect->data_size, fdselect->data ) )
+ goto Exit;
+ break;
+
+ default: /* hmm... that's wrong */
+ error = CFF_Err_Invalid_File_Format;
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( FT_Byte )
+ cff_fd_select_get( CFF_FDSelect fdselect,
+ FT_UInt glyph_index )
+ {
+ FT_Byte fd = 0;
+
+
+ switch ( fdselect->format )
+ {
+ case 0:
+ fd = fdselect->data[glyph_index];
+ break;
+
+ case 3:
+ /* first, compare to cache */
+ if ( (FT_UInt)( glyph_index - fdselect->cache_first ) <
+ fdselect->cache_count )
+ {
+ fd = fdselect->cache_fd;
+ break;
+ }
+
+ /* then, lookup the ranges array */
+ {
+ FT_Byte* p = fdselect->data;
+ FT_Byte* p_limit = p + fdselect->data_size;
+ FT_Byte fd2;
+ FT_UInt first, limit;
+
+
+ first = FT_NEXT_USHORT( p );
+ do
+ {
+ if ( glyph_index < first )
+ break;
+
+ fd2 = *p++;
+ limit = FT_NEXT_USHORT( p );
+
+ if ( glyph_index < limit )
+ {
+ fd = fd2;
+
+ /* update cache */
+ fdselect->cache_first = first;
+ fdselect->cache_count = limit-first;
+ fdselect->cache_fd = fd2;
+ break;
+ }
+ first = limit;
+
+ } while ( p < p_limit );
+ }
+ break;
+
+ default:
+ ;
+ }
+
+ return fd;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*** ***/
+ /*** CFF font support ***/
+ /*** ***/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ static FT_Error
+ cff_charset_compute_cids( CFF_Charset charset,
+ FT_UInt num_glyphs,
+ FT_Memory memory )
+ {
+ FT_Error error = CFF_Err_Ok;
+ FT_UInt i;
+ FT_Long j;
+ FT_UShort max_cid = 0;
+
+
+ if ( charset->max_cid > 0 )
+ goto Exit;
+
+ for ( i = 0; i < num_glyphs; i++ )
+ {
+ if ( charset->sids[i] > max_cid )
+ max_cid = charset->sids[i];
+ }
+
+ if ( FT_NEW_ARRAY( charset->cids, (FT_ULong)max_cid + 1 ) )
+ goto Exit;
+
+ /* When multiple GIDs map to the same CID, we choose the lowest */
+ /* GID. This is not described in any spec, but it matches the */
+ /* behaviour of recent Acroread versions. */
+ for ( j = num_glyphs - 1; j >= 0 ; j-- )
+ charset->cids[charset->sids[j]] = (FT_UShort)j;
+
+ charset->max_cid = max_cid;
+ charset->num_glyphs = num_glyphs;
+
+ Exit:
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( FT_UInt )
+ cff_charset_cid_to_gindex( CFF_Charset charset,
+ FT_UInt cid )
+ {
+ FT_UInt result = 0;
+
+
+ if ( cid <= charset->max_cid )
+ result = charset->cids[cid];
+
+ return result;
+ }
+
+
+ static void
+ cff_charset_free_cids( CFF_Charset charset,
+ FT_Memory memory )
+ {
+ FT_FREE( charset->cids );
+ charset->max_cid = 0;
+ }
+
+
+ static void
+ cff_charset_done( CFF_Charset charset,
+ FT_Stream stream )
+ {
+ FT_Memory memory = stream->memory;
+
+
+ cff_charset_free_cids( charset, memory );
+
+ FT_FREE( charset->sids );
+ charset->format = 0;
+ charset->offset = 0;
+ }
+
+
+ static FT_Error
+ cff_charset_load( CFF_Charset charset,
+ FT_UInt num_glyphs,
+ FT_Stream stream,
+ FT_ULong base_offset,
+ FT_ULong offset,
+ FT_Bool invert )
+ {
+ FT_Memory memory = stream->memory;
+ FT_Error error = CFF_Err_Ok;
+ FT_UShort glyph_sid;
+
+
+ /* If the the offset is greater than 2, we have to parse the */
+ /* charset table. */
+ if ( offset > 2 )
+ {
+ FT_UInt j;
+
+
+ charset->offset = base_offset + offset;
+
+ /* Get the format of the table. */
+ if ( FT_STREAM_SEEK( charset->offset ) ||
+ FT_READ_BYTE( charset->format ) )
+ goto Exit;
+
+ /* Allocate memory for sids. */
+ if ( FT_NEW_ARRAY( charset->sids, num_glyphs ) )
+ goto Exit;
+
+ /* assign the .notdef glyph */
+ charset->sids[0] = 0;
+
+ switch ( charset->format )
+ {
+ case 0:
+ if ( num_glyphs > 0 )
+ {
+ if ( FT_FRAME_ENTER( ( num_glyphs - 1 ) * 2 ) )
+ goto Exit;
+
+ for ( j = 1; j < num_glyphs; j++ )
+ charset->sids[j] = FT_GET_USHORT();
+
+ FT_FRAME_EXIT();
+ }
+ break;
+
+ case 1:
+ case 2:
+ {
+ FT_UInt nleft;
+ FT_UInt i;
+
+
+ j = 1;
+
+ while ( j < num_glyphs )
+ {
+ /* Read the first glyph sid of the range. */
+ if ( FT_READ_USHORT( glyph_sid ) )
+ goto Exit;
+
+ /* Read the number of glyphs in the range. */
+ if ( charset->format == 2 )
+ {
+ if ( FT_READ_USHORT( nleft ) )
+ goto Exit;
+ }
+ else
+ {
+ if ( FT_READ_BYTE( nleft ) )
+ goto Exit;
+ }
+
+ /* try to rescue some of the SIDs if `nleft' is too large */
+ if ( glyph_sid > 0xFFFFL - nleft )
+ {
+ FT_ERROR(( "cff_charset_load: invalid SID range trimmed"
+ " nleft=%d -> %d\n", nleft, 0xFFFFL - glyph_sid ));
+ nleft = ( FT_UInt )( 0xFFFFL - glyph_sid );
+ }
+
+ /* Fill in the range of sids -- `nleft + 1' glyphs. */
+ for ( i = 0; j < num_glyphs && i <= nleft; i++, j++, glyph_sid++ )
+ charset->sids[j] = glyph_sid;
+ }
+ }
+ break;
+
+ default:
+ FT_ERROR(( "cff_charset_load: invalid table format\n" ));
+ error = CFF_Err_Invalid_File_Format;
+ goto Exit;
+ }
+ }
+ else
+ {
+ /* Parse default tables corresponding to offset == 0, 1, or 2. */
+ /* CFF specification intimates the following: */
+ /* */
+ /* In order to use a predefined charset, the following must be */
+ /* true: The charset constructed for the glyphs in the font's */
+ /* charstrings dictionary must match the predefined charset in */
+ /* the first num_glyphs. */
+
+ charset->offset = offset; /* record charset type */
+
+ switch ( (FT_UInt)offset )
+ {
+ case 0:
+ if ( num_glyphs > 229 )
+ {
+ FT_ERROR(( "cff_charset_load: implicit charset larger than\n"
+ "predefined charset (Adobe ISO-Latin)\n" ));
+ error = CFF_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ /* Allocate memory for sids. */
+ if ( FT_NEW_ARRAY( charset->sids, num_glyphs ) )
+ goto Exit;
+
+ /* Copy the predefined charset into the allocated memory. */
+ FT_ARRAY_COPY( charset->sids, cff_isoadobe_charset, num_glyphs );
+
+ break;
+
+ case 1:
+ if ( num_glyphs > 166 )
+ {
+ FT_ERROR(( "cff_charset_load: implicit charset larger than\n"
+ "predefined charset (Adobe Expert)\n" ));
+ error = CFF_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ /* Allocate memory for sids. */
+ if ( FT_NEW_ARRAY( charset->sids, num_glyphs ) )
+ goto Exit;
+
+ /* Copy the predefined charset into the allocated memory. */
+ FT_ARRAY_COPY( charset->sids, cff_expert_charset, num_glyphs );
+
+ break;
+
+ case 2:
+ if ( num_glyphs > 87 )
+ {
+ FT_ERROR(( "cff_charset_load: implicit charset larger than\n"
+ "predefined charset (Adobe Expert Subset)\n" ));
+ error = CFF_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ /* Allocate memory for sids. */
+ if ( FT_NEW_ARRAY( charset->sids, num_glyphs ) )
+ goto Exit;
+
+ /* Copy the predefined charset into the allocated memory. */
+ FT_ARRAY_COPY( charset->sids, cff_expertsubset_charset, num_glyphs );
+
+ break;
+
+ default:
+ error = CFF_Err_Invalid_File_Format;
+ goto Exit;
+ }
+ }
+
+ /* we have to invert the `sids' array for subsetted CID-keyed fonts */
+ if ( invert )
+ error = cff_charset_compute_cids( charset, num_glyphs, memory );
+
+ Exit:
+ /* Clean up if there was an error. */
+ if ( error )
+ {
+ FT_FREE( charset->sids );
+ FT_FREE( charset->cids );
+ charset->format = 0;
+ charset->offset = 0;
+ charset->sids = 0;
+ }
+
+ return error;
+ }
+
+
+ static void
+ cff_encoding_done( CFF_Encoding encoding )
+ {
+ encoding->format = 0;
+ encoding->offset = 0;
+ encoding->count = 0;
+ }
+
+
+ static FT_Error
+ cff_encoding_load( CFF_Encoding encoding,
+ CFF_Charset charset,
+ FT_UInt num_glyphs,
+ FT_Stream stream,
+ FT_ULong base_offset,
+ FT_ULong offset )
+ {
+ FT_Error error = CFF_Err_Ok;
+ FT_UInt count;
+ FT_UInt j;
+ FT_UShort glyph_sid;
+ FT_UInt glyph_code;
+
+
+ /* Check for charset->sids. If we do not have this, we fail. */
+ if ( !charset->sids )
+ {
+ error = CFF_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ /* Zero out the code to gid/sid mappings. */
+ for ( j = 0; j < 256; j++ )
+ {
+ encoding->sids [j] = 0;
+ encoding->codes[j] = 0;
+ }
+
+ /* Note: The encoding table in a CFF font is indexed by glyph index; */
+ /* the first encoded glyph index is 1. Hence, we read the character */
+ /* code (`glyph_code') at index j and make the assignment: */
+ /* */
+ /* encoding->codes[glyph_code] = j + 1 */
+ /* */
+ /* We also make the assignment: */
+ /* */
+ /* encoding->sids[glyph_code] = charset->sids[j + 1] */
+ /* */
+ /* This gives us both a code to GID and a code to SID mapping. */
+
+ if ( offset > 1 )
+ {
+ encoding->offset = base_offset + offset;
+
+ /* we need to parse the table to determine its size */
+ if ( FT_STREAM_SEEK( encoding->offset ) ||
+ FT_READ_BYTE( encoding->format ) ||
+ FT_READ_BYTE( count ) )
+ goto Exit;
+
+ switch ( encoding->format & 0x7F )
+ {
+ case 0:
+ {
+ FT_Byte* p;
+
+
+ /* By convention, GID 0 is always ".notdef" and is never */
+ /* coded in the font. Hence, the number of codes found */
+ /* in the table is `count+1'. */
+ /* */
+ encoding->count = count + 1;
+
+ if ( FT_FRAME_ENTER( count ) )
+ goto Exit;
+
+ p = (FT_Byte*)stream->cursor;
+
+ for ( j = 1; j <= count; j++ )
+ {
+ glyph_code = *p++;
+
+ /* Make sure j is not too big. */
+ if ( j < num_glyphs )
+ {
+ /* Assign code to GID mapping. */
+ encoding->codes[glyph_code] = (FT_UShort)j;
+
+ /* Assign code to SID mapping. */
+ encoding->sids[glyph_code] = charset->sids[j];
+ }
+ }
+
+ FT_FRAME_EXIT();
+ }
+ break;
+
+ case 1:
+ {
+ FT_UInt nleft;
+ FT_UInt i = 1;
+ FT_UInt k;
+
+
+ encoding->count = 0;
+
+ /* Parse the Format1 ranges. */
+ for ( j = 0; j < count; j++, i += nleft )
+ {
+ /* Read the first glyph code of the range. */
+ if ( FT_READ_BYTE( glyph_code ) )
+ goto Exit;
+
+ /* Read the number of codes in the range. */
+ if ( FT_READ_BYTE( nleft ) )
+ goto Exit;
+
+ /* Increment nleft, so we read `nleft + 1' codes/sids. */
+ nleft++;
+
+ /* compute max number of character codes */
+ if ( (FT_UInt)nleft > encoding->count )
+ encoding->count = nleft;
+
+ /* Fill in the range of codes/sids. */
+ for ( k = i; k < nleft + i; k++, glyph_code++ )
+ {
+ /* Make sure k is not too big. */
+ if ( k < num_glyphs && glyph_code < 256 )
+ {
+ /* Assign code to GID mapping. */
+ encoding->codes[glyph_code] = (FT_UShort)k;
+
+ /* Assign code to SID mapping. */
+ encoding->sids[glyph_code] = charset->sids[k];
+ }
+ }
+ }
+
+ /* simple check; one never knows what can be found in a font */
+ if ( encoding->count > 256 )
+ encoding->count = 256;
+ }
+ break;
+
+ default:
+ FT_ERROR(( "cff_encoding_load: invalid table format\n" ));
+ error = CFF_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ /* Parse supplemental encodings, if any. */
+ if ( encoding->format & 0x80 )
+ {
+ FT_UInt gindex;
+
+
+ /* count supplements */
+ if ( FT_READ_BYTE( count ) )
+ goto Exit;
+
+ for ( j = 0; j < count; j++ )
+ {
+ /* Read supplemental glyph code. */
+ if ( FT_READ_BYTE( glyph_code ) )
+ goto Exit;
+
+ /* Read the SID associated with this glyph code. */
+ if ( FT_READ_USHORT( glyph_sid ) )
+ goto Exit;
+
+ /* Assign code to SID mapping. */
+ encoding->sids[glyph_code] = glyph_sid;
+
+ /* First, look up GID which has been assigned to */
+ /* SID glyph_sid. */
+ for ( gindex = 0; gindex < num_glyphs; gindex++ )
+ {
+ if ( charset->sids[gindex] == glyph_sid )
+ {
+ encoding->codes[glyph_code] = (FT_UShort)gindex;
+ break;
+ }
+ }
+ }
+ }
+ }
+ else
+ {
+ /* We take into account the fact a CFF font can use a predefined */
+ /* encoding without containing all of the glyphs encoded by this */
+ /* encoding (see the note at the end of section 12 in the CFF */
+ /* specification). */
+
+ switch ( (FT_UInt)offset )
+ {
+ case 0:
+ /* First, copy the code to SID mapping. */
+ FT_ARRAY_COPY( encoding->sids, cff_standard_encoding, 256 );
+ goto Populate;
+
+ case 1:
+ /* First, copy the code to SID mapping. */
+ FT_ARRAY_COPY( encoding->sids, cff_expert_encoding, 256 );
+
+ Populate:
+ /* Construct code to GID mapping from code to SID mapping */
+ /* and charset. */
+
+ encoding->count = 0;
+
+ error = cff_charset_compute_cids( charset, num_glyphs,
+ stream->memory );
+ if ( error )
+ goto Exit;
+
+ for ( j = 0; j < 256; j++ )
+ {
+ FT_UInt sid = encoding->sids[j];
+ FT_UInt gid = 0;
+
+
+ if ( sid )
+ gid = cff_charset_cid_to_gindex( charset, sid );
+
+ if ( gid != 0 )
+ {
+ encoding->codes[j] = (FT_UShort)gid;
+ encoding->count = j + 1;
+ }
+ else
+ {
+ encoding->codes[j] = 0;
+ encoding->sids [j] = 0;
+ }
+ }
+ break;
+
+ default:
+ FT_ERROR(( "cff_encoding_load: invalid table format\n" ));
+ error = CFF_Err_Invalid_File_Format;
+ goto Exit;
+ }
+ }
+
+ Exit:
+
+ /* Clean up if there was an error. */
+ return error;
+ }
+
+
+ static FT_Error
+ cff_subfont_load( CFF_SubFont font,
+ CFF_Index idx,
+ FT_UInt font_index,
+ FT_Stream stream,
+ FT_ULong base_offset,
+ FT_Library library )
+ {
+ FT_Error error;
+ CFF_ParserRec parser;
+ FT_Byte* dict = NULL;
+ FT_ULong dict_len;
+ CFF_FontRecDict top = &font->font_dict;
+ CFF_Private priv = &font->private_dict;
+
+
+ cff_parser_init( &parser, CFF_CODE_TOPDICT, &font->font_dict, library );
+
+ /* set defaults */
+ FT_MEM_ZERO( top, sizeof ( *top ) );
+
+ top->underline_position = -100L << 16;
+ top->underline_thickness = 50L << 16;
+ top->charstring_type = 2;
+ top->font_matrix.xx = 0x10000L;
+ top->font_matrix.yy = 0x10000L;
+ top->cid_count = 8720;
+
+ /* we use the implementation specific SID value 0xFFFF to indicate */
+ /* missing entries */
+ top->version = 0xFFFFU;
+ top->notice = 0xFFFFU;
+ top->copyright = 0xFFFFU;
+ top->full_name = 0xFFFFU;
+ top->family_name = 0xFFFFU;
+ top->weight = 0xFFFFU;
+ top->embedded_postscript = 0xFFFFU;
+
+ top->cid_registry = 0xFFFFU;
+ top->cid_ordering = 0xFFFFU;
+ top->cid_font_name = 0xFFFFU;
+
+ error = cff_index_access_element( idx, font_index, &dict, &dict_len );
+ if ( !error )
+ {
+ FT_TRACE4(( " top dictionary:\n" ));
+ error = cff_parser_run( &parser, dict, dict + dict_len );
+ }
+
+ cff_index_forget_element( idx, &dict );
+
+ if ( error )
+ goto Exit;
+
+ /* if it is a CID font, we stop there */
+ if ( top->cid_registry != 0xFFFFU )
+ goto Exit;
+
+ /* parse the private dictionary, if any */
+ if ( top->private_offset && top->private_size )
+ {
+ /* set defaults */
+ FT_MEM_ZERO( priv, sizeof ( *priv ) );
+
+ priv->blue_shift = 7;
+ priv->blue_fuzz = 1;
+ priv->lenIV = -1;
+ priv->expansion_factor = (FT_Fixed)( 0.06 * 0x10000L );
+ priv->blue_scale = (FT_Fixed)( 0.039625 * 0x10000L * 1000 );
+
+ cff_parser_init( &parser, CFF_CODE_PRIVATE, priv, library );
+
+ if ( FT_STREAM_SEEK( base_offset + font->font_dict.private_offset ) ||
+ FT_FRAME_ENTER( font->font_dict.private_size ) )
+ goto Exit;
+
+ FT_TRACE4(( " private dictionary:\n" ));
+ error = cff_parser_run( &parser,
+ (FT_Byte*)stream->cursor,
+ (FT_Byte*)stream->limit );
+ FT_FRAME_EXIT();
+ if ( error )
+ goto Exit;
+
+ /* ensure that `num_blue_values' is even */
+ priv->num_blue_values &= ~1;
+ }
+
+ /* read the local subrs, if any */
+ if ( priv->local_subrs_offset )
+ {
+ if ( FT_STREAM_SEEK( base_offset + top->private_offset +
+ priv->local_subrs_offset ) )
+ goto Exit;
+
+ error = cff_index_init( &font->local_subrs_index, stream, 1 );
+ if ( error )
+ goto Exit;
+
+ error = cff_index_get_pointers( &font->local_subrs_index,
+ &font->local_subrs, NULL );
+ if ( error )
+ goto Exit;
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ static void
+ cff_subfont_done( FT_Memory memory,
+ CFF_SubFont subfont )
+ {
+ if ( subfont )
+ {
+ cff_index_done( &subfont->local_subrs_index );
+ FT_FREE( subfont->local_subrs );
+ }
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ cff_font_load( FT_Library library,
+ FT_Stream stream,
+ FT_Int face_index,
+ CFF_Font font,
+ FT_Bool pure_cff )
+ {
+ static const FT_Frame_Field cff_header_fields[] =
+ {
+#undef FT_STRUCTURE
+#define FT_STRUCTURE CFF_FontRec
+
+ FT_FRAME_START( 4 ),
+ FT_FRAME_BYTE( version_major ),
+ FT_FRAME_BYTE( version_minor ),
+ FT_FRAME_BYTE( header_size ),
+ FT_FRAME_BYTE( absolute_offsize ),
+ FT_FRAME_END
+ };
+
+ FT_Error error;
+ FT_Memory memory = stream->memory;
+ FT_ULong base_offset;
+ CFF_FontRecDict dict;
+ CFF_IndexRec string_index;
+
+
+ FT_ZERO( font );
+ FT_ZERO( &string_index );
+
+ font->stream = stream;
+ font->memory = memory;
+ dict = &font->top_font.font_dict;
+ base_offset = FT_STREAM_POS();
+
+ /* read CFF font header */
+ if ( FT_STREAM_READ_FIELDS( cff_header_fields, font ) )
+ goto Exit;
+
+ /* check format */
+ if ( font->version_major != 1 ||
+ font->header_size < 4 ||
+ font->absolute_offsize > 4 )
+ {
+ FT_TRACE2(( " not a CFF font header\n" ));
+ error = CFF_Err_Unknown_File_Format;
+ goto Exit;
+ }
+
+ /* skip the rest of the header */
+ if ( FT_STREAM_SKIP( font->header_size - 4 ) )
+ goto Exit;
+
+ /* read the name, top dict, string and global subrs index */
+ if ( FT_SET_ERROR( cff_index_init( &font->name_index,
+ stream, 0 ) ) ||
+ FT_SET_ERROR( cff_index_init( &font->font_dict_index,
+ stream, 0 ) ) ||
+ FT_SET_ERROR( cff_index_init( &string_index,
+ stream, 1 ) ) ||
+ FT_SET_ERROR( cff_index_init( &font->global_subrs_index,
+ stream, 1 ) ) ||
+ FT_SET_ERROR( cff_index_get_pointers( &string_index,
+ &font->strings,
+ &font->string_pool ) ) )
+ goto Exit;
+
+ font->num_strings = string_index.count;
+
+ /* well, we don't really forget the `disabled' fonts... */
+ font->num_faces = font->name_index.count;
+ if ( face_index >= (FT_Int)font->num_faces )
+ {
+ FT_ERROR(( "cff_font_load: incorrect face index = %d\n",
+ face_index ));
+ error = CFF_Err_Invalid_Argument;
+ }
+
+ /* in case of a font format check, simply exit now */
+ if ( face_index < 0 )
+ goto Exit;
+
+ /* now, parse the top-level font dictionary */
+ FT_TRACE4(( "parsing top-level\n" ));
+ error = cff_subfont_load( &font->top_font,
+ &font->font_dict_index,
+ face_index,
+ stream,
+ base_offset,
+ library );
+ if ( error )
+ goto Exit;
+
+ if ( FT_STREAM_SEEK( base_offset + dict->charstrings_offset ) )
+ goto Exit;
+
+ error = cff_index_init( &font->charstrings_index, stream, 0 );
+ if ( error )
+ goto Exit;
+
+ /* now, check for a CID font */
+ if ( dict->cid_registry != 0xFFFFU )
+ {
+ CFF_IndexRec fd_index;
+ CFF_SubFont sub = NULL;
+ FT_UInt idx;
+
+
+ /* this is a CID-keyed font, we must now allocate a table of */
+ /* sub-fonts, then load each of them separately */
+ if ( FT_STREAM_SEEK( base_offset + dict->cid_fd_array_offset ) )
+ goto Exit;
+
+ error = cff_index_init( &fd_index, stream, 0 );
+ if ( error )
+ goto Exit;
+
+ if ( fd_index.count > CFF_MAX_CID_FONTS )
+ {
+ FT_TRACE0(( "cff_font_load: FD array too large in CID font\n" ));
+ goto Fail_CID;
+ }
+
+ /* allocate & read each font dict independently */
+ font->num_subfonts = fd_index.count;
+ if ( FT_NEW_ARRAY( sub, fd_index.count ) )
+ goto Fail_CID;
+
+ /* set up pointer table */
+ for ( idx = 0; idx < fd_index.count; idx++ )
+ font->subfonts[idx] = sub + idx;
+
+ /* now load each subfont independently */
+ for ( idx = 0; idx < fd_index.count; idx++ )
+ {
+ sub = font->subfonts[idx];
+ FT_TRACE4(( "parsing subfont %u\n", idx ));
+ error = cff_subfont_load( sub, &fd_index, idx,
+ stream, base_offset, library );
+ if ( error )
+ goto Fail_CID;
+ }
+
+ /* now load the FD Select array */
+ error = CFF_Load_FD_Select( &font->fd_select,
+ font->charstrings_index.count,
+ stream,
+ base_offset + dict->cid_fd_select_offset );
+
+ Fail_CID:
+ cff_index_done( &fd_index );
+
+ if ( error )
+ goto Exit;
+ }
+ else
+ font->num_subfonts = 0;
+
+ /* read the charstrings index now */
+ if ( dict->charstrings_offset == 0 )
+ {
+ FT_ERROR(( "cff_font_load: no charstrings offset\n" ));
+ error = CFF_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ font->num_glyphs = font->charstrings_index.count;
+
+ error = cff_index_get_pointers( &font->global_subrs_index,
+ &font->global_subrs, NULL );
+
+ if ( error )
+ goto Exit;
+
+ /* read the Charset and Encoding tables if available */
+ if ( font->num_glyphs > 0 )
+ {
+ FT_Bool invert = FT_BOOL( dict->cid_registry != 0xFFFFU && pure_cff );
+
+
+ error = cff_charset_load( &font->charset, font->num_glyphs, stream,
+ base_offset, dict->charset_offset, invert );
+ if ( error )
+ goto Exit;
+
+ /* CID-keyed CFFs don't have an encoding */
+ if ( dict->cid_registry == 0xFFFFU )
+ {
+ error = cff_encoding_load( &font->encoding,
+ &font->charset,
+ font->num_glyphs,
+ stream,
+ base_offset,
+ dict->encoding_offset );
+ if ( error )
+ goto Exit;
+ }
+ }
+
+ /* get the font name (/CIDFontName for CID-keyed fonts, */
+ /* /FontName otherwise) */
+ font->font_name = cff_index_get_name( font, face_index );
+
+ Exit:
+ cff_index_done( &string_index );
+
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ cff_font_done( CFF_Font font )
+ {
+ FT_Memory memory = font->memory;
+ FT_UInt idx;
+
+
+ cff_index_done( &font->global_subrs_index );
+ cff_index_done( &font->font_dict_index );
+ cff_index_done( &font->name_index );
+ cff_index_done( &font->charstrings_index );
+
+ /* release font dictionaries, but only if working with */
+ /* a CID keyed CFF font */
+ if ( font->num_subfonts > 0 )
+ {
+ for ( idx = 0; idx < font->num_subfonts; idx++ )
+ cff_subfont_done( memory, font->subfonts[idx] );
+
+ /* the subfonts array has been allocated as a single block */
+ FT_FREE( font->subfonts[0] );
+ }
+
+ cff_encoding_done( &font->encoding );
+ cff_charset_done( &font->charset, font->stream );
+
+ cff_subfont_done( memory, &font->top_font );
+
+ CFF_Done_FD_Select( &font->fd_select, font->stream );
+
+ FT_FREE( font->font_info );
+
+ FT_FREE( font->font_name );
+ FT_FREE( font->global_subrs );
+ FT_FREE( font->strings );
+ FT_FREE( font->string_pool );
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* cffload.h */
+/* */
+/* OpenType & CFF data/program tables loader (specification). */
+/* */
+/* Copyright 1996-2001, 2002, 2003, 2007, 2008, 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __CFFLOAD_H__
+#define __CFFLOAD_H__
+
+
+#include <ft2build.h>
+#include "cfftypes.h"
+
+
+FT_BEGIN_HEADER
+
+ FT_LOCAL( FT_UShort )
+ cff_get_standard_encoding( FT_UInt charcode );
+
+
+ FT_LOCAL( FT_String* )
+ cff_index_get_string( CFF_Font font,
+ FT_UInt element );
+
+ FT_LOCAL( FT_String* )
+ cff_index_get_sid_string( CFF_Font font,
+ FT_UInt sid );
+
+
+ FT_LOCAL( FT_Error )
+ cff_index_access_element( CFF_Index idx,
+ FT_UInt element,
+ FT_Byte** pbytes,
+ FT_ULong* pbyte_len );
+
+ FT_LOCAL( void )
+ cff_index_forget_element( CFF_Index idx,
+ FT_Byte** pbytes );
+
+ FT_LOCAL( FT_String* )
+ cff_index_get_name( CFF_Font font,
+ FT_UInt element );
+
+
+ FT_LOCAL( FT_UInt )
+ cff_charset_cid_to_gindex( CFF_Charset charset,
+ FT_UInt cid );
+
+
+ FT_LOCAL( FT_Error )
+ cff_font_load( FT_Library library,
+ FT_Stream stream,
+ FT_Int face_index,
+ CFF_Font font,
+ FT_Bool pure_cff );
+
+ FT_LOCAL( void )
+ cff_font_done( CFF_Font font );
+
+
+ FT_LOCAL( FT_Byte )
+ cff_fd_select_get( CFF_FDSelect fdselect,
+ FT_UInt glyph_index );
+
+
+FT_END_HEADER
+
+#endif /* __CFFLOAD_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* cffobjs.c */
+/* */
+/* OpenType objects manager (body). */
+/* */
+/* Copyright 1996-2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_CALC_H
+#include FT_INTERNAL_STREAM_H
+#include FT_ERRORS_H
+#include FT_TRUETYPE_IDS_H
+#include FT_TRUETYPE_TAGS_H
+#include FT_INTERNAL_SFNT_H
+#include "cffobjs.h"
+#include "cffload.h"
+#include "cffcmap.h"
+#include "cfferrs.h"
+#include "cffpic.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_cffobjs
+
+
+ /*************************************************************************/
+ /* */
+ /* SIZE FUNCTIONS */
+ /* */
+ /* Note that we store the global hints in the size's `internal' root */
+ /* field. */
+ /* */
+ /*************************************************************************/
+
+
+ static PSH_Globals_Funcs
+ cff_size_get_globals_funcs( CFF_Size size )
+ {
+ CFF_Face face = (CFF_Face)size->root.face;
+ CFF_Font font = (CFF_Font)face->extra.data;
+ PSHinter_Service pshinter = font->pshinter;
+ FT_Module module;
+
+
+ module = FT_Get_Module( size->root.face->driver->root.library,
+ "pshinter" );
+ return ( module && pshinter && pshinter->get_globals_funcs )
+ ? pshinter->get_globals_funcs( module )
+ : 0;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ cff_size_done( FT_Size cffsize ) /* CFF_Size */
+ {
+ CFF_Size size = (CFF_Size)cffsize;
+ CFF_Face face = (CFF_Face)size->root.face;
+ CFF_Font font = (CFF_Font)face->extra.data;
+ CFF_Internal internal = (CFF_Internal)cffsize->internal;
+
+
+ if ( internal )
+ {
+ PSH_Globals_Funcs funcs;
+
+
+ funcs = cff_size_get_globals_funcs( size );
+ if ( funcs )
+ {
+ FT_UInt i;
+
+
+ funcs->destroy( internal->topfont );
+
+ for ( i = font->num_subfonts; i > 0; i-- )
+ funcs->destroy( internal->subfonts[i - 1] );
+ }
+
+ /* `internal' is freed by destroy_size (in ftobjs.c) */
+ }
+ }
+
+
+ /* CFF and Type 1 private dictionaries have slightly different */
+ /* structures; we need to synthesize a Type 1 dictionary on the fly */
+
+ static void
+ cff_make_private_dict( CFF_SubFont subfont,
+ PS_Private priv )
+ {
+ CFF_Private cpriv = &subfont->private_dict;
+ FT_UInt n, count;
+
+
+ FT_MEM_ZERO( priv, sizeof ( *priv ) );
+
+ count = priv->num_blue_values = cpriv->num_blue_values;
+ for ( n = 0; n < count; n++ )
+ priv->blue_values[n] = (FT_Short)cpriv->blue_values[n];
+
+ count = priv->num_other_blues = cpriv->num_other_blues;
+ for ( n = 0; n < count; n++ )
+ priv->other_blues[n] = (FT_Short)cpriv->other_blues[n];
+
+ count = priv->num_family_blues = cpriv->num_family_blues;
+ for ( n = 0; n < count; n++ )
+ priv->family_blues[n] = (FT_Short)cpriv->family_blues[n];
+
+ count = priv->num_family_other_blues = cpriv->num_family_other_blues;
+ for ( n = 0; n < count; n++ )
+ priv->family_other_blues[n] = (FT_Short)cpriv->family_other_blues[n];
+
+ priv->blue_scale = cpriv->blue_scale;
+ priv->blue_shift = (FT_Int)cpriv->blue_shift;
+ priv->blue_fuzz = (FT_Int)cpriv->blue_fuzz;
+
+ priv->standard_width[0] = (FT_UShort)cpriv->standard_width;
+ priv->standard_height[0] = (FT_UShort)cpriv->standard_height;
+
+ count = priv->num_snap_widths = cpriv->num_snap_widths;
+ for ( n = 0; n < count; n++ )
+ priv->snap_widths[n] = (FT_Short)cpriv->snap_widths[n];
+
+ count = priv->num_snap_heights = cpriv->num_snap_heights;
+ for ( n = 0; n < count; n++ )
+ priv->snap_heights[n] = (FT_Short)cpriv->snap_heights[n];
+
+ priv->force_bold = cpriv->force_bold;
+ priv->language_group = cpriv->language_group;
+ priv->lenIV = cpriv->lenIV;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ cff_size_init( FT_Size cffsize ) /* CFF_Size */
+ {
+ CFF_Size size = (CFF_Size)cffsize;
+ FT_Error error = CFF_Err_Ok;
+ PSH_Globals_Funcs funcs = cff_size_get_globals_funcs( size );
+
+
+ if ( funcs )
+ {
+ CFF_Face face = (CFF_Face)cffsize->face;
+ CFF_Font font = (CFF_Font)face->extra.data;
+ CFF_Internal internal = NULL;
+
+ PS_PrivateRec priv;
+ FT_Memory memory = cffsize->face->memory;
+
+ FT_UInt i;
+
+
+ if ( FT_NEW( internal ) )
+ goto Exit;
+
+ cff_make_private_dict( &font->top_font, &priv );
+ error = funcs->create( cffsize->face->memory, &priv,
+ &internal->topfont );
+ if ( error )
+ goto Exit;
+
+ for ( i = font->num_subfonts; i > 0; i-- )
+ {
+ CFF_SubFont sub = font->subfonts[i - 1];
+
+
+ cff_make_private_dict( sub, &priv );
+ error = funcs->create( cffsize->face->memory, &priv,
+ &internal->subfonts[i - 1] );
+ if ( error )
+ goto Exit;
+ }
+
+ cffsize->internal = (FT_Size_Internal)(void*)internal;
+ }
+
+ size->strike_index = 0xFFFFFFFFUL;
+
+ Exit:
+ return error;
+ }
+
+
+#ifdef TT_CONFIG_OPTION_EMBEDDED_BITMAPS
+
+ FT_LOCAL_DEF( FT_Error )
+ cff_size_select( FT_Size size,
+ FT_ULong strike_index )
+ {
+ CFF_Size cffsize = (CFF_Size)size;
+ PSH_Globals_Funcs funcs;
+
+
+ cffsize->strike_index = strike_index;
+
+ FT_Select_Metrics( size->face, strike_index );
+
+ funcs = cff_size_get_globals_funcs( cffsize );
+
+ if ( funcs )
+ {
+ CFF_Face face = (CFF_Face)size->face;
+ CFF_Font font = (CFF_Font)face->extra.data;
+ CFF_Internal internal = (CFF_Internal)size->internal;
+
+ FT_ULong top_upm = font->top_font.font_dict.units_per_em;
+ FT_UInt i;
+
+
+ funcs->set_scale( internal->topfont,
+ size->metrics.x_scale, size->metrics.y_scale,
+ 0, 0 );
+
+ for ( i = font->num_subfonts; i > 0; i-- )
+ {
+ CFF_SubFont sub = font->subfonts[i - 1];
+ FT_ULong sub_upm = sub->font_dict.units_per_em;
+ FT_Pos x_scale, y_scale;
+
+
+ if ( top_upm != sub_upm )
+ {
+ x_scale = FT_MulDiv( size->metrics.x_scale, top_upm, sub_upm );
+ y_scale = FT_MulDiv( size->metrics.y_scale, top_upm, sub_upm );
+ }
+ else
+ {
+ x_scale = size->metrics.x_scale;
+ y_scale = size->metrics.y_scale;
+ }
+
+ funcs->set_scale( internal->subfonts[i - 1],
+ x_scale, y_scale, 0, 0 );
+ }
+ }
+
+ return CFF_Err_Ok;
+ }
+
+#endif /* TT_CONFIG_OPTION_EMBEDDED_BITMAPS */
+
+
+ FT_LOCAL_DEF( FT_Error )
+ cff_size_request( FT_Size size,
+ FT_Size_Request req )
+ {
+ CFF_Size cffsize = (CFF_Size)size;
+ PSH_Globals_Funcs funcs;
+
+
+#ifdef TT_CONFIG_OPTION_EMBEDDED_BITMAPS
+
+ if ( FT_HAS_FIXED_SIZES( size->face ) )
+ {
+ CFF_Face cffface = (CFF_Face)size->face;
+ SFNT_Service sfnt = (SFNT_Service)cffface->sfnt;
+ FT_ULong strike_index;
+
+
+ if ( sfnt->set_sbit_strike( cffface, req, &strike_index ) )
+ cffsize->strike_index = 0xFFFFFFFFUL;
+ else
+ return cff_size_select( size, strike_index );
+ }
+
+#endif /* TT_CONFIG_OPTION_EMBEDDED_BITMAPS */
+
+ FT_Request_Metrics( size->face, req );
+
+ funcs = cff_size_get_globals_funcs( cffsize );
+
+ if ( funcs )
+ {
+ CFF_Face cffface = (CFF_Face)size->face;
+ CFF_Font font = (CFF_Font)cffface->extra.data;
+ CFF_Internal internal = (CFF_Internal)size->internal;
+
+ FT_ULong top_upm = font->top_font.font_dict.units_per_em;
+ FT_UInt i;
+
+
+ funcs->set_scale( internal->topfont,
+ size->metrics.x_scale, size->metrics.y_scale,
+ 0, 0 );
+
+ for ( i = font->num_subfonts; i > 0; i-- )
+ {
+ CFF_SubFont sub = font->subfonts[i - 1];
+ FT_ULong sub_upm = sub->font_dict.units_per_em;
+ FT_Pos x_scale, y_scale;
+
+
+ if ( top_upm != sub_upm )
+ {
+ x_scale = FT_MulDiv( size->metrics.x_scale, top_upm, sub_upm );
+ y_scale = FT_MulDiv( size->metrics.y_scale, top_upm, sub_upm );
+ }
+ else
+ {
+ x_scale = size->metrics.x_scale;
+ y_scale = size->metrics.y_scale;
+ }
+
+ funcs->set_scale( internal->subfonts[i - 1],
+ x_scale, y_scale, 0, 0 );
+ }
+ }
+
+ return CFF_Err_Ok;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SLOT FUNCTIONS */
+ /* */
+ /*************************************************************************/
+
+ FT_LOCAL_DEF( void )
+ cff_slot_done( FT_GlyphSlot slot )
+ {
+ slot->internal->glyph_hints = 0;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ cff_slot_init( FT_GlyphSlot slot )
+ {
+ CFF_Face face = (CFF_Face)slot->face;
+ CFF_Font font = (CFF_Font)face->extra.data;
+ PSHinter_Service pshinter = font->pshinter;
+
+
+ if ( pshinter )
+ {
+ FT_Module module;
+
+
+ module = FT_Get_Module( slot->face->driver->root.library,
+ "pshinter" );
+ if ( module )
+ {
+ T2_Hints_Funcs funcs;
+
+
+ funcs = pshinter->get_t2_funcs( module );
+ slot->internal->glyph_hints = (void*)funcs;
+ }
+ }
+
+ return CFF_Err_Ok;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* FACE FUNCTIONS */
+ /* */
+ /*************************************************************************/
+
+ static FT_String*
+ cff_strcpy( FT_Memory memory,
+ const FT_String* source )
+ {
+ FT_Error error;
+ FT_String* result;
+
+
+ (void)FT_STRDUP( result, source );
+
+ FT_UNUSED( error );
+
+ return result;
+ }
+
+
+ /* Strip all subset prefixes of the form `ABCDEF+'. Usually, there */
+ /* is only one, but font names like `APCOOG+JFABTD+FuturaBQ-Bold' */
+ /* have been seen in the wild. */
+
+ static void
+ remove_subset_prefix( FT_String* name )
+ {
+ FT_Int32 idx = 0;
+ FT_Int32 length = strlen( name ) + 1;
+ FT_Bool continue_search = 1;
+
+
+ while ( continue_search )
+ {
+ if ( length >= 7 && name[6] == '+' )
+ {
+ for ( idx = 0; idx < 6; idx++ )
+ {
+ /* ASCII uppercase letters */
+ if ( !( 'A' <= name[idx] && name[idx] <= 'Z' ) )
+ continue_search = 0;
+ }
+
+ if ( continue_search )
+ {
+ for ( idx = 7; idx < length; idx++ )
+ name[idx - 7] = name[idx];
+ length -= 7;
+ }
+ }
+ else
+ continue_search = 0;
+ }
+ }
+
+
+ /* Remove the style part from the family name (if present). */
+
+ static void
+ remove_style( FT_String* family_name,
+ const FT_String* style_name )
+ {
+ FT_Int32 family_name_length, style_name_length;
+
+
+ family_name_length = strlen( family_name );
+ style_name_length = strlen( style_name );
+
+ if ( family_name_length > style_name_length )
+ {
+ FT_Int idx;
+
+
+ for ( idx = 1; idx <= style_name_length; ++idx )
+ {
+ if ( family_name[family_name_length - idx] !=
+ style_name[style_name_length - idx] )
+ break;
+ }
+
+ if ( idx > style_name_length )
+ {
+ /* family_name ends with style_name; remove it */
+ idx = family_name_length - style_name_length - 1;
+
+ /* also remove special characters */
+ /* between real family name and style */
+ while ( idx > 0 &&
+ ( family_name[idx] == '-' ||
+ family_name[idx] == ' ' ||
+ family_name[idx] == '_' ||
+ family_name[idx] == '+' ) )
+ --idx;
+
+ if ( idx > 0 )
+ family_name[idx + 1] = '\0';
+ }
+ }
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ cff_face_init( FT_Stream stream,
+ FT_Face cffface, /* CFF_Face */
+ FT_Int face_index,
+ FT_Int num_params,
+ FT_Parameter* params )
+ {
+ CFF_Face face = (CFF_Face)cffface;
+ FT_Error error;
+ SFNT_Service sfnt;
+ FT_Service_PsCMaps psnames;
+ PSHinter_Service pshinter;
+ FT_Bool pure_cff = 1;
+ FT_Bool sfnt_format = 0;
+ FT_Library library = cffface->driver->root.library;
+
+
+ sfnt = (SFNT_Service)FT_Get_Module_Interface(
+ library, "sfnt" );
+ if ( !sfnt )
+ {
+ FT_ERROR(( "cff_face_init: cannot access `sfnt' module\n" ));
+ error = CFF_Err_Missing_Module;
+ goto Exit;
+ }
+
+ FT_FACE_FIND_GLOBAL_SERVICE( face, psnames, POSTSCRIPT_CMAPS );
+
+ pshinter = (PSHinter_Service)FT_Get_Module_Interface(
+ library, "pshinter" );
+
+ FT_TRACE2(( "CFF driver\n" ));
+
+ /* create input stream from resource */
+ if ( FT_STREAM_SEEK( 0 ) )
+ goto Exit;
+
+ /* check whether we have a valid OpenType file */
+ error = sfnt->init_face( stream, face, face_index, num_params, params );
+ if ( !error )
+ {
+ if ( face->format_tag != TTAG_OTTO ) /* `OTTO'; OpenType/CFF font */
+ {
+ FT_TRACE2(( " not an OpenType/CFF font\n" ));
+ error = CFF_Err_Unknown_File_Format;
+ goto Exit;
+ }
+
+ /* if we are performing a simple font format check, exit immediately */
+ if ( face_index < 0 )
+ return CFF_Err_Ok;
+
+ /* UNDOCUMENTED! A CFF in an SFNT can have only a single font. */
+ if ( face_index > 0 )
+ {
+ FT_ERROR(( "cff_face_init: invalid face index\n" ));
+ error = CFF_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ sfnt_format = 1;
+
+ /* now, the font can be either an OpenType/CFF font, or an SVG CEF */
+ /* font; in the latter case it doesn't have a `head' table */
+ error = face->goto_table( face, TTAG_head, stream, 0 );
+ if ( !error )
+ {
+ pure_cff = 0;
+
+ /* load font directory */
+ error = sfnt->load_face( stream, face, 0, num_params, params );
+ if ( error )
+ goto Exit;
+ }
+ else
+ {
+ /* load the `cmap' table explicitly */
+ error = sfnt->load_cmap( face, stream );
+ if ( error )
+ goto Exit;
+
+ /* XXX: we don't load the GPOS table, as OpenType Layout */
+ /* support will be added later to a layout library on top of */
+ /* FreeType 2 */
+ }
+
+ /* now load the CFF part of the file */
+ error = face->goto_table( face, TTAG_CFF, stream, 0 );
+ if ( error )
+ goto Exit;
+ }
+ else
+ {
+ /* rewind to start of file; we are going to load a pure-CFF font */
+ if ( FT_STREAM_SEEK( 0 ) )
+ goto Exit;
+ error = CFF_Err_Ok;
+ }
+
+ /* now load and parse the CFF table in the file */
+ {
+ CFF_Font cff = NULL;
+ CFF_FontRecDict dict;
+ FT_Memory memory = cffface->memory;
+ FT_Int32 flags;
+ FT_UInt i;
+
+
+ if ( FT_NEW( cff ) )
+ goto Exit;
+
+ face->extra.data = cff;
+ error = cff_font_load( library, stream, face_index, cff, pure_cff );
+ if ( error )
+ goto Exit;
+
+ cff->pshinter = pshinter;
+ cff->psnames = psnames;
+
+ cffface->face_index = face_index;
+
+ /* Complement the root flags with some interesting information. */
+ /* Note that this is only necessary for pure CFF and CEF fonts; */
+ /* SFNT based fonts use the `name' table instead. */
+
+ cffface->num_glyphs = cff->num_glyphs;
+
+ dict = &cff->top_font.font_dict;
+
+ /* we need the `PSNames' module for CFF and CEF formats */
+ /* which aren't CID-keyed */
+ if ( dict->cid_registry == 0xFFFFU && !psnames )
+ {
+ FT_ERROR(( "cff_face_init:"
+ " cannot open CFF & CEF fonts\n"
+ " "
+ " without the `PSNames' module\n" ));
+ error = CFF_Err_Missing_Module;
+ goto Exit;
+ }
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+ {
+ FT_UInt idx;
+ FT_String* s;
+
+
+ FT_TRACE4(( "SIDs\n" ));
+
+ /* dump string index, including default strings for convenience */
+ for ( idx = 0; idx < cff->num_strings + 390; idx++ )
+ {
+ s = cff_index_get_sid_string( cff, idx );
+ if ( s )
+ FT_TRACE4((" %5d %s\n", idx, s ));
+ }
+ }
+#endif /* FT_DEBUG_LEVEL_TRACE */
+
+ if ( !dict->has_font_matrix )
+ dict->units_per_em = pure_cff ? 1000 : face->root.units_per_EM;
+
+ /* Normalize the font matrix so that `matrix->xx' is 1; the */
+ /* scaling is done with `units_per_em' then (at this point, */
+ /* it already contains the scaling factor, but without */
+ /* normalization of the matrix). */
+ /* */
+ /* Note that the offsets must be expressed in integer font */
+ /* units. */
+
+ {
+ FT_Matrix* matrix = &dict->font_matrix;
+ FT_Vector* offset = &dict->font_offset;
+ FT_ULong* upm = &dict->units_per_em;
+ FT_Fixed temp = FT_ABS( matrix->yy );
+
+
+ if ( temp != 0x10000L )
+ {
+ *upm = FT_DivFix( *upm, temp );
+
+ matrix->xx = FT_DivFix( matrix->xx, temp );
+ matrix->yx = FT_DivFix( matrix->yx, temp );
+ matrix->xy = FT_DivFix( matrix->xy, temp );
+ matrix->yy = FT_DivFix( matrix->yy, temp );
+ offset->x = FT_DivFix( offset->x, temp );
+ offset->y = FT_DivFix( offset->y, temp );
+ }
+
+ offset->x >>= 16;
+ offset->y >>= 16;
+ }
+
+ for ( i = cff->num_subfonts; i > 0; i-- )
+ {
+ CFF_FontRecDict sub = &cff->subfonts[i - 1]->font_dict;
+ CFF_FontRecDict top = &cff->top_font.font_dict;
+
+ FT_Matrix* matrix;
+ FT_Vector* offset;
+ FT_ULong* upm;
+ FT_Fixed temp;
+
+
+ if ( sub->has_font_matrix )
+ {
+ FT_Long scaling;
+
+
+ /* if we have a top-level matrix, */
+ /* concatenate the subfont matrix */
+
+ if ( top->has_font_matrix )
+ {
+ if ( top->units_per_em > 1 && sub->units_per_em > 1 )
+ scaling = FT_MIN( top->units_per_em, sub->units_per_em );
+ else
+ scaling = 1;
+
+ FT_Matrix_Multiply_Scaled( &top->font_matrix,
+ &sub->font_matrix,
+ scaling );
+ FT_Vector_Transform_Scaled( &sub->font_offset,
+ &top->font_matrix,
+ scaling );
+
+ sub->units_per_em = FT_MulDiv( sub->units_per_em,
+ top->units_per_em,
+ scaling );
+ }
+ }
+ else
+ {
+ sub->font_matrix = top->font_matrix;
+ sub->font_offset = top->font_offset;
+
+ sub->units_per_em = top->units_per_em;
+ }
+
+ matrix = &sub->font_matrix;
+ offset = &sub->font_offset;
+ upm = &sub->units_per_em;
+ temp = FT_ABS( matrix->yy );
+
+ if ( temp != 0x10000L )
+ {
+ *upm = FT_DivFix( *upm, temp );
+
+ matrix->xx = FT_DivFix( matrix->xx, temp );
+ matrix->yx = FT_DivFix( matrix->yx, temp );
+ matrix->xy = FT_DivFix( matrix->xy, temp );
+ matrix->yy = FT_DivFix( matrix->yy, temp );
+ offset->x = FT_DivFix( offset->x, temp );
+ offset->y = FT_DivFix( offset->y, temp );
+ }
+
+ offset->x >>= 16;
+ offset->y >>= 16;
+ }
+
+ if ( pure_cff )
+ {
+ char* style_name = NULL;
+
+
+ /* set up num_faces */
+ cffface->num_faces = cff->num_faces;
+
+ /* compute number of glyphs */
+ if ( dict->cid_registry != 0xFFFFU )
+ cffface->num_glyphs = cff->charset.max_cid + 1;
+ else
+ cffface->num_glyphs = cff->charstrings_index.count;
+
+ /* set global bbox, as well as EM size */
+ cffface->bbox.xMin = dict->font_bbox.xMin >> 16;
+ cffface->bbox.yMin = dict->font_bbox.yMin >> 16;
+ /* no `U' suffix here to 0xFFFF! */
+ cffface->bbox.xMax = ( dict->font_bbox.xMax + 0xFFFF ) >> 16;
+ cffface->bbox.yMax = ( dict->font_bbox.yMax + 0xFFFF ) >> 16;
+
+ cffface->units_per_EM = (FT_UShort)( dict->units_per_em );
+
+ cffface->ascender = (FT_Short)( cffface->bbox.yMax );
+ cffface->descender = (FT_Short)( cffface->bbox.yMin );
+
+ cffface->height = (FT_Short)( ( cffface->units_per_EM * 12 ) / 10 );
+ if ( cffface->height < cffface->ascender - cffface->descender )
+ cffface->height = (FT_Short)( cffface->ascender - cffface->descender );
+
+ cffface->underline_position =
+ (FT_Short)( dict->underline_position >> 16 );
+ cffface->underline_thickness =
+ (FT_Short)( dict->underline_thickness >> 16 );
+
+ /* retrieve font family & style name */
+ cffface->family_name = cff_index_get_name( cff, face_index );
+ if ( cffface->family_name )
+ {
+ char* full = cff_index_get_sid_string( cff,
+ dict->full_name );
+ char* fullp = full;
+ char* family = cffface->family_name;
+ char* family_name = NULL;
+
+
+ remove_subset_prefix( cffface->family_name );
+
+ if ( dict->family_name )
+ {
+ family_name = cff_index_get_sid_string( cff,
+ dict->family_name );
+ if ( family_name )
+ family = family_name;
+ }
+
+ /* We try to extract the style name from the full name. */
+ /* We need to ignore spaces and dashes during the search. */
+ if ( full && family )
+ {
+ while ( *fullp )
+ {
+ /* skip common characters at the start of both strings */
+ if ( *fullp == *family )
+ {
+ family++;
+ fullp++;
+ continue;
+ }
+
+ /* ignore spaces and dashes in full name during comparison */
+ if ( *fullp == ' ' || *fullp == '-' )
+ {
+ fullp++;
+ continue;
+ }
+
+ /* ignore spaces and dashes in family name during comparison */
+ if ( *family == ' ' || *family == '-' )
+ {
+ family++;
+ continue;
+ }
+
+ if ( !*family && *fullp )
+ {
+ /* The full name begins with the same characters as the */
+ /* family name, with spaces and dashes removed. In this */
+ /* case, the remaining string in `fullp' will be used as */
+ /* the style name. */
+ style_name = cff_strcpy( memory, fullp );
+
+ /* remove the style part from the family name (if present) */
+ remove_style( cffface->family_name, style_name );
+ }
+ break;
+ }
+ }
+ }
+ else
+ {
+ char *cid_font_name =
+ cff_index_get_sid_string( cff,
+ dict->cid_font_name );
+
+
+ /* do we have a `/FontName' for a CID-keyed font? */
+ if ( cid_font_name )
+ cffface->family_name = cff_strcpy( memory, cid_font_name );
+ }
+
+ if ( style_name )
+ cffface->style_name = style_name;
+ else
+ /* assume "Regular" style if we don't know better */
+ cffface->style_name = cff_strcpy( memory, (char *)"Regular" );
+
+ /*******************************************************************/
+ /* */
+ /* Compute face flags. */
+ /* */
+ flags = FT_FACE_FLAG_SCALABLE | /* scalable outlines */
+ FT_FACE_FLAG_HORIZONTAL | /* horizontal data */
+ FT_FACE_FLAG_HINTER; /* has native hinter */
+
+ if ( sfnt_format )
+ flags |= FT_FACE_FLAG_SFNT;
+
+ /* fixed width font? */
+ if ( dict->is_fixed_pitch )
+ flags |= FT_FACE_FLAG_FIXED_WIDTH;
+
+ /* XXX: WE DO NOT SUPPORT KERNING METRICS IN THE GPOS TABLE FOR NOW */
+#if 0
+ /* kerning available? */
+ if ( face->kern_pairs )
+ flags |= FT_FACE_FLAG_KERNING;
+#endif
+
+ cffface->face_flags = flags;
+
+ /*******************************************************************/
+ /* */
+ /* Compute style flags. */
+ /* */
+ flags = 0;
+
+ if ( dict->italic_angle )
+ flags |= FT_STYLE_FLAG_ITALIC;
+
+ {
+ char *weight = cff_index_get_sid_string( cff,
+ dict->weight );
+
+
+ if ( weight )
+ if ( !ft_strcmp( weight, "Bold" ) ||
+ !ft_strcmp( weight, "Black" ) )
+ flags |= FT_STYLE_FLAG_BOLD;
+ }
+
+ /* double check */
+ if ( !(flags & FT_STYLE_FLAG_BOLD) && cffface->style_name )
+ if ( !ft_strncmp( cffface->style_name, "Bold", 4 ) ||
+ !ft_strncmp( cffface->style_name, "Black", 5 ) )
+ flags |= FT_STYLE_FLAG_BOLD;
+
+ cffface->style_flags = flags;
+ }
+
+
+#ifndef FT_CONFIG_OPTION_NO_GLYPH_NAMES
+ /* CID-keyed CFF fonts don't have glyph names -- the SFNT loader */
+ /* has unset this flag because of the 3.0 `post' table. */
+ if ( dict->cid_registry == 0xFFFFU )
+ cffface->face_flags |= FT_FACE_FLAG_GLYPH_NAMES;
+#endif
+
+ if ( dict->cid_registry != 0xFFFFU && pure_cff )
+ cffface->face_flags |= FT_FACE_FLAG_CID_KEYED;
+
+
+ /*******************************************************************/
+ /* */
+ /* Compute char maps. */
+ /* */
+
+ /* Try to synthesize a Unicode charmap if there is none available */
+ /* already. If an OpenType font contains a Unicode "cmap", we */
+ /* will use it, whatever be in the CFF part of the file. */
+ {
+ FT_CharMapRec cmaprec;
+ FT_CharMap cmap;
+ FT_UInt nn;
+ CFF_Encoding encoding = &cff->encoding;
+
+
+ for ( nn = 0; nn < (FT_UInt)cffface->num_charmaps; nn++ )
+ {
+ cmap = cffface->charmaps[nn];
+
+ /* Windows Unicode? */
+ if ( cmap->platform_id == TT_PLATFORM_MICROSOFT &&
+ cmap->encoding_id == TT_MS_ID_UNICODE_CS )
+ goto Skip_Unicode;
+
+ /* Apple Unicode platform id? */
+ if ( cmap->platform_id == TT_PLATFORM_APPLE_UNICODE )
+ goto Skip_Unicode; /* Apple Unicode */
+ }
+
+ /* since CID-keyed fonts don't contain glyph names, we can't */
+ /* construct a cmap */
+ if ( pure_cff && cff->top_font.font_dict.cid_registry != 0xFFFFU )
+ goto Exit;
+
+#ifdef FT_MAX_CHARMAP_CACHEABLE
+ if ( nn + 1 > FT_MAX_CHARMAP_CACHEABLE )
+ {
+ FT_ERROR(( "cff_face_init: no Unicode cmap is found, "
+ "and too many subtables (%d) to add synthesized cmap\n",
+ nn ));
+ goto Exit;
+ }
+#endif
+
+ /* we didn't find a Unicode charmap -- synthesize one */
+ cmaprec.face = cffface;
+ cmaprec.platform_id = TT_PLATFORM_MICROSOFT;
+ cmaprec.encoding_id = TT_MS_ID_UNICODE_CS;
+ cmaprec.encoding = FT_ENCODING_UNICODE;
+
+ nn = (FT_UInt)cffface->num_charmaps;
+
+ error = FT_CMap_New( &FT_CFF_CMAP_UNICODE_CLASS_REC_GET, NULL,
+ &cmaprec, NULL );
+ if ( error && FT_Err_No_Unicode_Glyph_Name != error )
+ goto Exit;
+ error = FT_Err_Ok;
+
+ /* if no Unicode charmap was previously selected, select this one */
+ if ( cffface->charmap == NULL && nn != (FT_UInt)cffface->num_charmaps )
+ cffface->charmap = cffface->charmaps[nn];
+
+ Skip_Unicode:
+#ifdef FT_MAX_CHARMAP_CACHEABLE
+ if ( nn > FT_MAX_CHARMAP_CACHEABLE )
+ {
+ FT_ERROR(( "cff_face_init: Unicode cmap is found, "
+ "but too many preceding subtables (%d) to access\n",
+ nn - 1 ));
+ goto Exit;
+ }
+#endif
+ if ( encoding->count > 0 )
+ {
+ FT_CMap_Class clazz;
+
+
+ cmaprec.face = cffface;
+ cmaprec.platform_id = TT_PLATFORM_ADOBE; /* Adobe platform id */
+
+ if ( encoding->offset == 0 )
+ {
+ cmaprec.encoding_id = TT_ADOBE_ID_STANDARD;
+ cmaprec.encoding = FT_ENCODING_ADOBE_STANDARD;
+ clazz = &FT_CFF_CMAP_ENCODING_CLASS_REC_GET;
+ }
+ else if ( encoding->offset == 1 )
+ {
+ cmaprec.encoding_id = TT_ADOBE_ID_EXPERT;
+ cmaprec.encoding = FT_ENCODING_ADOBE_EXPERT;
+ clazz = &FT_CFF_CMAP_ENCODING_CLASS_REC_GET;
+ }
+ else
+ {
+ cmaprec.encoding_id = TT_ADOBE_ID_CUSTOM;
+ cmaprec.encoding = FT_ENCODING_ADOBE_CUSTOM;
+ clazz = &FT_CFF_CMAP_ENCODING_CLASS_REC_GET;
+ }
+
+ error = FT_CMap_New( clazz, NULL, &cmaprec, NULL );
+ }
+ }
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ cff_face_done( FT_Face cffface ) /* CFF_Face */
+ {
+ CFF_Face face = (CFF_Face)cffface;
+ FT_Memory memory;
+ SFNT_Service sfnt;
+
+
+ if ( !face )
+ return;
+
+ memory = cffface->memory;
+ sfnt = (SFNT_Service)face->sfnt;
+
+ if ( sfnt )
+ sfnt->done_face( face );
+
+ {
+ CFF_Font cff = (CFF_Font)face->extra.data;
+
+
+ if ( cff )
+ {
+ cff_font_done( cff );
+ FT_FREE( face->extra.data );
+ }
+ }
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ cff_driver_init( FT_Module module )
+ {
+ FT_UNUSED( module );
+
+ return CFF_Err_Ok;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ cff_driver_done( FT_Module module )
+ {
+ FT_UNUSED( module );
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* cffobjs.h */
+/* */
+/* OpenType objects manager (specification). */
+/* */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2006, 2007, 2008 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __CFFOBJS_H__
+#define __CFFOBJS_H__
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_OBJECTS_H
+#include "cfftypes.h"
+#include FT_INTERNAL_TRUETYPE_TYPES_H
+#include FT_SERVICE_POSTSCRIPT_CMAPS_H
+#include FT_INTERNAL_POSTSCRIPT_HINTS_H
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* CFF_Driver */
+ /* */
+ /* <Description> */
+ /* A handle to an OpenType driver object. */
+ /* */
+ typedef struct CFF_DriverRec_* CFF_Driver;
+
+ typedef TT_Face CFF_Face;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* CFF_Size */
+ /* */
+ /* <Description> */
+ /* A handle to an OpenType size object. */
+ /* */
+ typedef struct CFF_SizeRec_
+ {
+ FT_SizeRec root;
+ FT_ULong strike_index; /* 0xFFFFFFFF to indicate invalid */
+
+ } CFF_SizeRec, *CFF_Size;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* CFF_GlyphSlot */
+ /* */
+ /* <Description> */
+ /* A handle to an OpenType glyph slot object. */
+ /* */
+ typedef struct CFF_GlyphSlotRec_
+ {
+ FT_GlyphSlotRec root;
+
+ FT_Bool hint;
+ FT_Bool scaled;
+
+ FT_Fixed x_scale;
+ FT_Fixed y_scale;
+
+ } CFF_GlyphSlotRec, *CFF_GlyphSlot;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* CFF_Internal */
+ /* */
+ /* <Description> */
+ /* The interface to the `internal' field of `FT_Size'. */
+ /* */
+ typedef struct CFF_InternalRec_
+ {
+ PSH_Globals topfont;
+ PSH_Globals subfonts[CFF_MAX_CID_FONTS];
+
+ } CFF_InternalRec, *CFF_Internal;
+
+
+ /*************************************************************************/
+ /* */
+ /* Subglyph transformation record. */
+ /* */
+ typedef struct CFF_Transform_
+ {
+ FT_Fixed xx, xy; /* transformation matrix coefficients */
+ FT_Fixed yx, yy;
+ FT_F26Dot6 ox, oy; /* offsets */
+
+ } CFF_Transform;
+
+
+ /***********************************************************************/
+ /* */
+ /* TrueType driver class. */
+ /* */
+ typedef struct CFF_DriverRec_
+ {
+ FT_DriverRec root;
+ void* extension_component;
+
+ } CFF_DriverRec;
+
+
+ FT_LOCAL( FT_Error )
+ cff_size_init( FT_Size size ); /* CFF_Size */
+
+ FT_LOCAL( void )
+ cff_size_done( FT_Size size ); /* CFF_Size */
+
+ FT_LOCAL( FT_Error )
+ cff_size_request( FT_Size size,
+ FT_Size_Request req );
+
+#ifdef TT_CONFIG_OPTION_EMBEDDED_BITMAPS
+
+ FT_LOCAL( FT_Error )
+ cff_size_select( FT_Size size,
+ FT_ULong strike_index );
+
+#endif
+
+ FT_LOCAL( void )
+ cff_slot_done( FT_GlyphSlot slot );
+
+ FT_LOCAL( FT_Error )
+ cff_slot_init( FT_GlyphSlot slot );
+
+
+ /*************************************************************************/
+ /* */
+ /* Face functions */
+ /* */
+ FT_LOCAL( FT_Error )
+ cff_face_init( FT_Stream stream,
+ FT_Face face, /* CFF_Face */
+ FT_Int face_index,
+ FT_Int num_params,
+ FT_Parameter* params );
+
+ FT_LOCAL( void )
+ cff_face_done( FT_Face face ); /* CFF_Face */
+
+
+ /*************************************************************************/
+ /* */
+ /* Driver functions */
+ /* */
+ FT_LOCAL( FT_Error )
+ cff_driver_init( FT_Module module );
+
+ FT_LOCAL( void )
+ cff_driver_done( FT_Module module );
+
+
+FT_END_HEADER
+
+#endif /* __CFFOBJS_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* cffparse.c */
+/* */
+/* CFF token stream parser (body) */
+/* */
+/* Copyright 1996-2004, 2007-2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include "cffparse.h"
+#include FT_INTERNAL_STREAM_H
+#include FT_INTERNAL_DEBUG_H
+
+#include "cfferrs.h"
+#include "cffpic.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_cffparse
+
+
+ FT_LOCAL_DEF( void )
+ cff_parser_init( CFF_Parser parser,
+ FT_UInt code,
+ void* object,
+ FT_Library library)
+ {
+ FT_MEM_ZERO( parser, sizeof ( *parser ) );
+
+ parser->top = parser->stack;
+ parser->object_code = code;
+ parser->object = object;
+ parser->library = library;
+ }
+
+
+ /* read an integer */
+ static FT_Long
+ cff_parse_integer( FT_Byte* start,
+ FT_Byte* limit )
+ {
+ FT_Byte* p = start;
+ FT_Int v = *p++;
+ FT_Long val = 0;
+
+
+ if ( v == 28 )
+ {
+ if ( p + 2 > limit )
+ goto Bad;
+
+ val = (FT_Short)( ( (FT_Int)p[0] << 8 ) | p[1] );
+ p += 2;
+ }
+ else if ( v == 29 )
+ {
+ if ( p + 4 > limit )
+ goto Bad;
+
+ val = ( (FT_Long)p[0] << 24 ) |
+ ( (FT_Long)p[1] << 16 ) |
+ ( (FT_Long)p[2] << 8 ) |
+ p[3];
+ p += 4;
+ }
+ else if ( v < 247 )
+ {
+ val = v - 139;
+ }
+ else if ( v < 251 )
+ {
+ if ( p + 1 > limit )
+ goto Bad;
+
+ val = ( v - 247 ) * 256 + p[0] + 108;
+ p++;
+ }
+ else
+ {
+ if ( p + 1 > limit )
+ goto Bad;
+
+ val = -( v - 251 ) * 256 - p[0] - 108;
+ p++;
+ }
+
+ Exit:
+ return val;
+
+ Bad:
+ val = 0;
+ goto Exit;
+ }
+
+
+ static const FT_Long power_tens[] =
+ {
+ 1L,
+ 10L,
+ 100L,
+ 1000L,
+ 10000L,
+ 100000L,
+ 1000000L,
+ 10000000L,
+ 100000000L,
+ 1000000000L
+ };
+
+
+ /* read a real */
+ static FT_Fixed
+ cff_parse_real( FT_Byte* start,
+ FT_Byte* limit,
+ FT_Long power_ten,
+ FT_Long* scaling )
+ {
+ FT_Byte* p = start;
+ FT_UInt nib;
+ FT_UInt phase;
+
+ FT_Long result, number, exponent;
+ FT_Int sign = 0, exponent_sign = 0;
+ FT_Long exponent_add, integer_length, fraction_length;
+
+
+ if ( scaling )
+ *scaling = 0;
+
+ result = 0;
+
+ number = 0;
+ exponent = 0;
+
+ exponent_add = 0;
+ integer_length = 0;
+ fraction_length = 0;
+
+ /* First of all, read the integer part. */
+ phase = 4;
+
+ for (;;)
+ {
+ /* If we entered this iteration with phase == 4, we need to */
+ /* read a new byte. This also skips past the initial 0x1E. */
+ if ( phase )
+ {
+ p++;
+
+ /* Make sure we don't read past the end. */
+ if ( p >= limit )
+ goto Exit;
+ }
+
+ /* Get the nibble. */
+ nib = ( p[0] >> phase ) & 0xF;
+ phase = 4 - phase;
+
+ if ( nib == 0xE )
+ sign = 1;
+ else if ( nib > 9 )
+ break;
+ else
+ {
+ /* Increase exponent if we can't add the digit. */
+ if ( number >= 0xCCCCCCCL )
+ exponent_add++;
+ /* Skip leading zeros. */
+ else if ( nib || number )
+ {
+ integer_length++;
+ number = number * 10 + nib;
+ }
+ }
+ }
+
+ /* Read fraction part, if any. */
+ if ( nib == 0xa )
+ for (;;)
+ {
+ /* If we entered this iteration with phase == 4, we need */
+ /* to read a new byte. */
+ if ( phase )
+ {
+ p++;
+
+ /* Make sure we don't read past the end. */
+ if ( p >= limit )
+ goto Exit;
+ }
+
+ /* Get the nibble. */
+ nib = ( p[0] >> phase ) & 0xF;
+ phase = 4 - phase;
+ if ( nib >= 10 )
+ break;
+
+ /* Skip leading zeros if possible. */
+ if ( !nib && !number )
+ exponent_add--;
+ /* Only add digit if we don't overflow. */
+ else if ( number < 0xCCCCCCCL && fraction_length < 9 )
+ {
+ fraction_length++;
+ number = number * 10 + nib;
+ }
+ }
+
+ /* Read exponent, if any. */
+ if ( nib == 12 )
+ {
+ exponent_sign = 1;
+ nib = 11;
+ }
+
+ if ( nib == 11 )
+ {
+ for (;;)
+ {
+ /* If we entered this iteration with phase == 4, */
+ /* we need to read a new byte. */
+ if ( phase )
+ {
+ p++;
+
+ /* Make sure we don't read past the end. */
+ if ( p >= limit )
+ goto Exit;
+ }
+
+ /* Get the nibble. */
+ nib = ( p[0] >> phase ) & 0xF;
+ phase = 4 - phase;
+ if ( nib >= 10 )
+ break;
+
+ exponent = exponent * 10 + nib;
+
+ /* Arbitrarily limit exponent. */
+ if ( exponent > 1000 )
+ goto Exit;
+ }
+
+ if ( exponent_sign )
+ exponent = -exponent;
+ }
+
+ /* We don't check `power_ten' and `exponent_add'. */
+ exponent += power_ten + exponent_add;
+
+ if ( scaling )
+ {
+ /* Only use `fraction_length'. */
+ fraction_length += integer_length;
+ exponent += integer_length;
+
+ if ( fraction_length <= 5 )
+ {
+ if ( number > 0x7FFFL )
+ {
+ result = FT_DivFix( number, 10 );
+ *scaling = exponent - fraction_length + 1;
+ }
+ else
+ {
+ if ( exponent > 0 )
+ {
+ FT_Long new_fraction_length, shift;
+
+
+ /* Make `scaling' as small as possible. */
+ new_fraction_length = FT_MIN( exponent, 5 );
+ exponent -= new_fraction_length;
+ shift = new_fraction_length - fraction_length;
+
+ number *= power_tens[shift];
+ if ( number > 0x7FFFL )
+ {
+ number /= 10;
+ exponent += 1;
+ }
+ }
+ else
+ exponent -= fraction_length;
+
+ result = number << 16;
+ *scaling = exponent;
+ }
+ }
+ else
+ {
+ if ( ( number / power_tens[fraction_length - 5] ) > 0x7FFFL )
+ {
+ result = FT_DivFix( number, power_tens[fraction_length - 4] );
+ *scaling = exponent - 4;
+ }
+ else
+ {
+ result = FT_DivFix( number, power_tens[fraction_length - 5] );
+ *scaling = exponent - 5;
+ }
+ }
+ }
+ else
+ {
+ integer_length += exponent;
+ fraction_length -= exponent;
+
+ /* Check for overflow and underflow. */
+ if ( FT_ABS( integer_length ) > 5 )
+ goto Exit;
+
+ /* Remove non-significant digits. */
+ if ( integer_length < 0 )
+ {
+ number /= power_tens[-integer_length];
+ fraction_length += integer_length;
+ }
+
+ /* this can only happen if exponent was non-zero */
+ if ( fraction_length == 10 )
+ {
+ number /= 10;
+ fraction_length -= 1;
+ }
+
+ /* Convert into 16.16 format. */
+ if ( fraction_length > 0 )
+ {
+ if ( ( number / power_tens[fraction_length] ) > 0x7FFFL )
+ goto Exit;
+
+ result = FT_DivFix( number, power_tens[fraction_length] );
+ }
+ else
+ {
+ number *= power_tens[-fraction_length];
+
+ if ( number > 0x7FFFL )
+ goto Exit;
+
+ result = number << 16;
+ }
+ }
+
+ if ( sign )
+ result = -result;
+
+ Exit:
+ return result;
+ }
+
+
+ /* read a number, either integer or real */
+ static FT_Long
+ cff_parse_num( FT_Byte** d )
+ {
+ return **d == 30 ? ( cff_parse_real( d[0], d[1], 0, NULL ) >> 16 )
+ : cff_parse_integer( d[0], d[1] );
+ }
+
+
+ /* read a floating point number, either integer or real */
+ static FT_Fixed
+ cff_parse_fixed( FT_Byte** d )
+ {
+ return **d == 30 ? cff_parse_real( d[0], d[1], 0, NULL )
+ : cff_parse_integer( d[0], d[1] ) << 16;
+ }
+
+
+ /* read a floating point number, either integer or real, */
+ /* but return `10^scaling' times the number read in */
+ static FT_Fixed
+ cff_parse_fixed_scaled( FT_Byte** d,
+ FT_Long scaling )
+ {
+ return **d == 30 ? cff_parse_real( d[0], d[1], scaling, NULL )
+ : ( cff_parse_integer( d[0], d[1] ) *
+ power_tens[scaling] ) << 16;
+ }
+
+
+ /* read a floating point number, either integer or real, */
+ /* and return it as precise as possible -- `scaling' returns */
+ /* the scaling factor (as a power of 10) */
+ static FT_Fixed
+ cff_parse_fixed_dynamic( FT_Byte** d,
+ FT_Long* scaling )
+ {
+ FT_ASSERT( scaling );
+
+ if ( **d == 30 )
+ return cff_parse_real( d[0], d[1], 0, scaling );
+ else
+ {
+ FT_Long number;
+ FT_Int integer_length;
+
+
+ number = cff_parse_integer( d[0], d[1] );
+
+ if ( number > 0x7FFFL )
+ {
+ for ( integer_length = 5; integer_length < 10; integer_length++ )
+ if ( number < power_tens[integer_length] )
+ break;
+
+ if ( ( number / power_tens[integer_length - 5] ) > 0x7FFFL )
+ {
+ *scaling = integer_length - 4;
+ return FT_DivFix( number, power_tens[integer_length - 4] );
+ }
+ else
+ {
+ *scaling = integer_length - 5;
+ return FT_DivFix( number, power_tens[integer_length - 5] );
+ }
+ }
+ else
+ {
+ *scaling = 0;
+ return number << 16;
+ }
+ }
+ }
+
+
+ static FT_Error
+ cff_parse_font_matrix( CFF_Parser parser )
+ {
+ CFF_FontRecDict dict = (CFF_FontRecDict)parser->object;
+ FT_Matrix* matrix = &dict->font_matrix;
+ FT_Vector* offset = &dict->font_offset;
+ FT_ULong* upm = &dict->units_per_em;
+ FT_Byte** data = parser->stack;
+ FT_Error error = CFF_Err_Stack_Underflow;
+
+
+ if ( parser->top >= parser->stack + 6 )
+ {
+ FT_Long scaling;
+
+
+ error = CFF_Err_Ok;
+
+ dict->has_font_matrix = TRUE;
+
+ /* We expect a well-formed font matrix, this is, the matrix elements */
+ /* `xx' and `yy' are of approximately the same magnitude. To avoid */
+ /* loss of precision, we use the magnitude of element `xx' to scale */
+ /* all other elements. The scaling factor is then contained in the */
+ /* `units_per_em' value. */
+
+ matrix->xx = cff_parse_fixed_dynamic( data++, &scaling );
+
+ scaling = -scaling;
+
+ if ( scaling < 0 || scaling > 9 )
+ {
+ /* Return default matrix in case of unlikely values. */
+
+ FT_TRACE1(( "cff_parse_font_matrix:"
+ " strange scaling value for xx element (%d),\n"
+ " "
+ " using default matrix\n", scaling ));
+
+ matrix->xx = 0x10000L;
+ matrix->yx = 0;
+ matrix->xy = 0;
+ matrix->yy = 0x10000L;
+ offset->x = 0;
+ offset->y = 0;
+ *upm = 1;
+
+ goto Exit;
+ }
+
+ matrix->yx = cff_parse_fixed_scaled( data++, scaling );
+ matrix->xy = cff_parse_fixed_scaled( data++, scaling );
+ matrix->yy = cff_parse_fixed_scaled( data++, scaling );
+ offset->x = cff_parse_fixed_scaled( data++, scaling );
+ offset->y = cff_parse_fixed_scaled( data, scaling );
+
+ *upm = power_tens[scaling];
+
+ FT_TRACE4(( " [%f %f %f %f %f %f]\n",
+ (double)matrix->xx / *upm / 65536,
+ (double)matrix->xy / *upm / 65536,
+ (double)matrix->yx / *upm / 65536,
+ (double)matrix->yy / *upm / 65536,
+ (double)offset->x / *upm / 65536,
+ (double)offset->y / *upm / 65536 ));
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ static FT_Error
+ cff_parse_font_bbox( CFF_Parser parser )
+ {
+ CFF_FontRecDict dict = (CFF_FontRecDict)parser->object;
+ FT_BBox* bbox = &dict->font_bbox;
+ FT_Byte** data = parser->stack;
+ FT_Error error;
+
+
+ error = CFF_Err_Stack_Underflow;
+
+ if ( parser->top >= parser->stack + 4 )
+ {
+ bbox->xMin = FT_RoundFix( cff_parse_fixed( data++ ) );
+ bbox->yMin = FT_RoundFix( cff_parse_fixed( data++ ) );
+ bbox->xMax = FT_RoundFix( cff_parse_fixed( data++ ) );
+ bbox->yMax = FT_RoundFix( cff_parse_fixed( data ) );
+ error = CFF_Err_Ok;
+
+ FT_TRACE4(( " [%d %d %d %d]\n",
+ bbox->xMin / 65536,
+ bbox->yMin / 65536,
+ bbox->xMax / 65536,
+ bbox->yMax / 65536 ));
+ }
+
+ return error;
+ }
+
+
+ static FT_Error
+ cff_parse_private_dict( CFF_Parser parser )
+ {
+ CFF_FontRecDict dict = (CFF_FontRecDict)parser->object;
+ FT_Byte** data = parser->stack;
+ FT_Error error;
+
+
+ error = CFF_Err_Stack_Underflow;
+
+ if ( parser->top >= parser->stack + 2 )
+ {
+ dict->private_size = cff_parse_num( data++ );
+ dict->private_offset = cff_parse_num( data );
+ FT_TRACE4(( " %lu %lu\n",
+ dict->private_size, dict->private_offset ));
+
+ error = CFF_Err_Ok;
+ }
+
+ return error;
+ }
+
+
+ static FT_Error
+ cff_parse_cid_ros( CFF_Parser parser )
+ {
+ CFF_FontRecDict dict = (CFF_FontRecDict)parser->object;
+ FT_Byte** data = parser->stack;
+ FT_Error error;
+
+
+ error = CFF_Err_Stack_Underflow;
+
+ if ( parser->top >= parser->stack + 3 )
+ {
+ dict->cid_registry = (FT_UInt)cff_parse_num( data++ );
+ dict->cid_ordering = (FT_UInt)cff_parse_num( data++ );
+ if ( **data == 30 )
+ FT_TRACE1(( "cff_parse_cid_ros: real supplement is rounded\n" ));
+ dict->cid_supplement = cff_parse_num( data );
+ if ( dict->cid_supplement < 0 )
+ FT_TRACE1(( "cff_parse_cid_ros: negative supplement %d is found\n",
+ dict->cid_supplement ));
+ error = CFF_Err_Ok;
+
+ FT_TRACE4(( " %d %d %d\n",
+ dict->cid_registry,
+ dict->cid_ordering,
+ dict->cid_supplement ));
+ }
+
+ return error;
+ }
+
+
+#define CFF_FIELD_NUM( code, name, id ) \
+ CFF_FIELD( code, name, id, cff_kind_num )
+#define CFF_FIELD_FIXED( code, name, id ) \
+ CFF_FIELD( code, name, id, cff_kind_fixed )
+#define CFF_FIELD_FIXED_1000( code, name, id ) \
+ CFF_FIELD( code, name, id, cff_kind_fixed_thousand )
+#define CFF_FIELD_STRING( code, name, id ) \
+ CFF_FIELD( code, name, id, cff_kind_string )
+#define CFF_FIELD_BOOL( code, name, id ) \
+ CFF_FIELD( code, name, id, cff_kind_bool )
+
+#define CFFCODE_TOPDICT 0x1000
+#define CFFCODE_PRIVATE 0x2000
+
+
+#ifndef FT_CONFIG_OPTION_PIC
+
+
+#undef CFF_FIELD
+#undef CFF_FIELD_DELTA
+
+
+#ifndef FT_DEBUG_LEVEL_TRACE
+
+
+#define CFF_FIELD_CALLBACK( code, name, id ) \
+ { \
+ cff_kind_callback, \
+ code | CFFCODE, \
+ 0, 0, \
+ cff_parse_ ## name, \
+ 0, 0 \
+ },
+
+#define CFF_FIELD( code, name, id, kind ) \
+ { \
+ kind, \
+ code | CFFCODE, \
+ FT_FIELD_OFFSET( name ), \
+ FT_FIELD_SIZE( name ), \
+ 0, 0, 0 \
+ },
+
+#define CFF_FIELD_DELTA( code, name, max, id ) \
+ { \
+ cff_kind_delta, \
+ code | CFFCODE, \
+ FT_FIELD_OFFSET( name ), \
+ FT_FIELD_SIZE_DELTA( name ), \
+ 0, \
+ max, \
+ FT_FIELD_OFFSET( num_ ## name ) \
+ },
+
+ static const CFF_Field_Handler cff_field_handlers[] =
+ {
+
+#include "cfftoken.h"
+
+ { 0, 0, 0, 0, 0, 0, 0 }
+ };
+
+
+#else /* FT_DEBUG_LEVEL_TRACE */
+
+
+
+#define CFF_FIELD_CALLBACK( code, name, id ) \
+ { \
+ cff_kind_callback, \
+ code | CFFCODE, \
+ 0, 0, \
+ cff_parse_ ## name, \
+ 0, 0, \
+ id \
+ },
+
+#define CFF_FIELD( code, name, id, kind ) \
+ { \
+ kind, \
+ code | CFFCODE, \
+ FT_FIELD_OFFSET( name ), \
+ FT_FIELD_SIZE( name ), \
+ 0, 0, 0, \
+ id \
+ },
+
+#define CFF_FIELD_DELTA( code, name, max, id ) \
+ { \
+ cff_kind_delta, \
+ code | CFFCODE, \
+ FT_FIELD_OFFSET( name ), \
+ FT_FIELD_SIZE_DELTA( name ), \
+ 0, \
+ max, \
+ FT_FIELD_OFFSET( num_ ## name ), \
+ id \
+ },
+
+ static const CFF_Field_Handler cff_field_handlers[] =
+ {
+
+#include "cfftoken.h"
+
+ { 0, 0, 0, 0, 0, 0, 0, 0 }
+ };
+
+
+#endif /* FT_DEBUG_LEVEL_TRACE */
+
+
+#else /* FT_CONFIG_OPTION_PIC */
+
+
+ void
+ FT_Destroy_Class_cff_field_handlers( FT_Library library,
+ CFF_Field_Handler* clazz )
+ {
+ FT_Memory memory = library->memory;
+
+
+ if ( clazz )
+ FT_FREE( clazz );
+ }
+
+
+ FT_Error
+ FT_Create_Class_cff_field_handlers( FT_Library library,
+ CFF_Field_Handler** output_class )
+ {
+ CFF_Field_Handler* clazz;
+ FT_Error error;
+ FT_Memory memory = library->memory;
+
+ int i = 0;
+
+
+#undef CFF_FIELD
+#define CFF_FIELD( code, name, id, kind ) i++;
+#undef CFF_FIELD_DELTA
+#define CFF_FIELD_DELTA( code, name, max, id ) i++;
+#undef CFF_FIELD_CALLBACK
+#define CFF_FIELD_CALLBACK( code, name, id ) i++;
+
+#include "cfftoken.h"
+
+ i++; /* { 0, 0, 0, 0, 0, 0, 0 } */
+
+ if ( FT_ALLOC( clazz, sizeof ( CFF_Field_Handler ) * i ) )
+ return error;
+
+ i = 0;
+
+
+#ifndef FT_DEBUG_LEVEL_TRACE
+
+
+#undef CFF_FIELD_CALLBACK
+#define CFF_FIELD_CALLBACK( code_, name_, id_ ) \
+ clazz[i].kind = cff_kind_callback; \
+ clazz[i].code = code_ | CFFCODE; \
+ clazz[i].offset = 0; \
+ clazz[i].size = 0; \
+ clazz[i].reader = cff_parse_ ## name_; \
+ clazz[i].array_max = 0; \
+ clazz[i].count_offset = 0; \
+ i++;
+
+#undef CFF_FIELD
+#define CFF_FIELD( code_, name_, id_, kind_ ) \
+ clazz[i].kind = kind_; \
+ clazz[i].code = code_ | CFFCODE; \
+ clazz[i].offset = FT_FIELD_OFFSET( name_ ); \
+ clazz[i].size = FT_FIELD_SIZE( name_ ); \
+ clazz[i].reader = 0; \
+ clazz[i].array_max = 0; \
+ clazz[i].count_offset = 0; \
+ i++; \
+
+#undef CFF_FIELD_DELTA
+#define CFF_FIELD_DELTA( code_, name_, max_, id_ ) \
+ clazz[i].kind = cff_kind_delta; \
+ clazz[i].code = code_ | CFFCODE; \
+ clazz[i].offset = FT_FIELD_OFFSET( name_ ); \
+ clazz[i].size = FT_FIELD_SIZE_DELTA( name_ ); \
+ clazz[i].reader = 0; \
+ clazz[i].array_max = max_; \
+ clazz[i].count_offset = FT_FIELD_OFFSET( num_ ## name_ ); \
+ i++;
+
+#include "cfftoken.h"
+
+ clazz[i].kind = 0;
+ clazz[i].code = 0;
+ clazz[i].offset = 0;
+ clazz[i].size = 0;
+ clazz[i].reader = 0;
+ clazz[i].array_max = 0;
+ clazz[i].count_offset = 0;
+
+
+#else /* FT_DEBUG_LEVEL_TRACE */
+
+
+#undef CFF_FIELD_CALLBACK
+#define CFF_FIELD_CALLBACK( code_, name_, id_ ) \
+ clazz[i].kind = cff_kind_callback; \
+ clazz[i].code = code_ | CFFCODE; \
+ clazz[i].offset = 0; \
+ clazz[i].size = 0; \
+ clazz[i].reader = cff_parse_ ## name_; \
+ clazz[i].array_max = 0; \
+ clazz[i].count_offset = 0; \
+ clazz[i].id = id_; \
+ i++;
+
+#undef CFF_FIELD
+#define CFF_FIELD( code_, name_, id_, kind_ ) \
+ clazz[i].kind = kind_; \
+ clazz[i].code = code_ | CFFCODE; \
+ clazz[i].offset = FT_FIELD_OFFSET( name_ ); \
+ clazz[i].size = FT_FIELD_SIZE( name_ ); \
+ clazz[i].reader = 0; \
+ clazz[i].array_max = 0; \
+ clazz[i].count_offset = 0; \
+ clazz[i].id = id_; \
+ i++; \
+
+#undef CFF_FIELD_DELTA
+#define CFF_FIELD_DELTA( code_, name_, max_, id_ ) \
+ clazz[i].kind = cff_kind_delta; \
+ clazz[i].code = code_ | CFFCODE; \
+ clazz[i].offset = FT_FIELD_OFFSET( name_ ); \
+ clazz[i].size = FT_FIELD_SIZE_DELTA( name_ ); \
+ clazz[i].reader = 0; \
+ clazz[i].array_max = max_; \
+ clazz[i].count_offset = FT_FIELD_OFFSET( num_ ## name_ ); \
+ clazz[i].id = id_; \
+ i++;
+
+#include "cfftoken.h"
+
+ clazz[i].kind = 0;
+ clazz[i].code = 0;
+ clazz[i].offset = 0;
+ clazz[i].size = 0;
+ clazz[i].reader = 0;
+ clazz[i].array_max = 0;
+ clazz[i].count_offset = 0;
+ clazz[i].id = 0;
+
+
+#endif /* FT_DEBUG_LEVEL_TRACE */
+
+
+ *output_class = clazz;
+
+ return CFF_Err_Ok;
+ }
+
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+
+ FT_LOCAL_DEF( FT_Error )
+ cff_parser_run( CFF_Parser parser,
+ FT_Byte* start,
+ FT_Byte* limit )
+ {
+ FT_Byte* p = start;
+ FT_Error error = CFF_Err_Ok;
+ FT_Library library = parser->library;
+ FT_UNUSED( library );
+
+
+ parser->top = parser->stack;
+ parser->start = start;
+ parser->limit = limit;
+ parser->cursor = start;
+
+ while ( p < limit )
+ {
+ FT_UInt v = *p;
+
+
+ if ( v >= 27 && v != 31 )
+ {
+ /* it's a number; we will push its position on the stack */
+ if ( parser->top - parser->stack >= CFF_MAX_STACK_DEPTH )
+ goto Stack_Overflow;
+
+ *parser->top ++ = p;
+
+ /* now, skip it */
+ if ( v == 30 )
+ {
+ /* skip real number */
+ p++;
+ for (;;)
+ {
+ /* An unterminated floating point number at the */
+ /* end of a dictionary is invalid but harmless. */
+ if ( p >= limit )
+ goto Exit;
+ v = p[0] >> 4;
+ if ( v == 15 )
+ break;
+ v = p[0] & 0xF;
+ if ( v == 15 )
+ break;
+ p++;
+ }
+ }
+ else if ( v == 28 )
+ p += 2;
+ else if ( v == 29 )
+ p += 4;
+ else if ( v > 246 )
+ p += 1;
+ }
+ else
+ {
+ /* This is not a number, hence it's an operator. Compute its code */
+ /* and look for it in our current list. */
+
+ FT_UInt code;
+ FT_UInt num_args = (FT_UInt)
+ ( parser->top - parser->stack );
+ const CFF_Field_Handler* field;
+
+
+ *parser->top = p;
+ code = v;
+ if ( v == 12 )
+ {
+ /* two byte operator */
+ p++;
+ if ( p >= limit )
+ goto Syntax_Error;
+
+ code = 0x100 | p[0];
+ }
+ code = code | parser->object_code;
+
+ for ( field = FT_CFF_FIELD_HANDLERS_GET; field->kind; field++ )
+ {
+ if ( field->code == (FT_Int)code )
+ {
+ /* we found our field's handler; read it */
+ FT_Long val;
+ FT_Byte* q = (FT_Byte*)parser->object + field->offset;
+
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+ FT_TRACE4(( " %s", field->id ));
+#endif
+
+ /* check that we have enough arguments -- except for */
+ /* delta encoded arrays, which can be empty */
+ if ( field->kind != cff_kind_delta && num_args < 1 )
+ goto Stack_Underflow;
+
+ switch ( field->kind )
+ {
+ case cff_kind_bool:
+ case cff_kind_string:
+ case cff_kind_num:
+ val = cff_parse_num( parser->stack );
+ goto Store_Number;
+
+ case cff_kind_fixed:
+ val = cff_parse_fixed( parser->stack );
+ goto Store_Number;
+
+ case cff_kind_fixed_thousand:
+ val = cff_parse_fixed_scaled( parser->stack, 3 );
+
+ Store_Number:
+ switch ( field->size )
+ {
+ case (8 / FT_CHAR_BIT):
+ *(FT_Byte*)q = (FT_Byte)val;
+ break;
+
+ case (16 / FT_CHAR_BIT):
+ *(FT_Short*)q = (FT_Short)val;
+ break;
+
+ case (32 / FT_CHAR_BIT):
+ *(FT_Int32*)q = (FT_Int)val;
+ break;
+
+ default: /* for 64-bit systems */
+ *(FT_Long*)q = val;
+ }
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+ switch ( field->kind )
+ {
+ case cff_kind_bool:
+ FT_TRACE4(( " %s\n", val ? "true" : "false" ));
+ break;
+
+ case cff_kind_string:
+ FT_TRACE4(( " %ld (SID)\n", val ));
+ break;
+
+ case cff_kind_num:
+ FT_TRACE4(( " %ld\n", val ));
+ break;
+
+ case cff_kind_fixed:
+ FT_TRACE4(( " %f\n", (double)val / 65536 ));
+ break;
+
+ case cff_kind_fixed_thousand:
+ FT_TRACE4(( " %f\n", (double)val / 65536 / 1000 ));
+
+ default:
+ ; /* never reached */
+ }
+#endif
+
+ break;
+
+ case cff_kind_delta:
+ {
+ FT_Byte* qcount = (FT_Byte*)parser->object +
+ field->count_offset;
+
+ FT_Byte** data = parser->stack;
+
+
+ if ( num_args > field->array_max )
+ num_args = field->array_max;
+
+ FT_TRACE4(( " [" ));
+
+ /* store count */
+ *qcount = (FT_Byte)num_args;
+
+ val = 0;
+ while ( num_args > 0 )
+ {
+ val += cff_parse_num( data++ );
+ switch ( field->size )
+ {
+ case (8 / FT_CHAR_BIT):
+ *(FT_Byte*)q = (FT_Byte)val;
+ break;
+
+ case (16 / FT_CHAR_BIT):
+ *(FT_Short*)q = (FT_Short)val;
+ break;
+
+ case (32 / FT_CHAR_BIT):
+ *(FT_Int32*)q = (FT_Int)val;
+ break;
+
+ default: /* for 64-bit systems */
+ *(FT_Long*)q = val;
+ }
+
+ FT_TRACE4(( " %ld", val ));
+
+ q += field->size;
+ num_args--;
+ }
+
+ FT_TRACE4(( "]\n" ));
+ }
+ break;
+
+ default: /* callback */
+ error = field->reader( parser );
+ if ( error )
+ goto Exit;
+ }
+ goto Found;
+ }
+ }
+
+ /* this is an unknown operator, or it is unsupported; */
+ /* we will ignore it for now. */
+
+ Found:
+ /* clear stack */
+ parser->top = parser->stack;
+ }
+ p++;
+ }
+
+ Exit:
+ return error;
+
+ Stack_Overflow:
+ error = CFF_Err_Invalid_Argument;
+ goto Exit;
+
+ Stack_Underflow:
+ error = CFF_Err_Invalid_Argument;
+ goto Exit;
+
+ Syntax_Error:
+ error = CFF_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* cffparse.h */
+/* */
+/* CFF token stream parser (specification) */
+/* */
+/* Copyright 1996-2003, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __CFF_PARSE_H__
+#define __CFF_PARSE_H__
+
+
+#include <ft2build.h>
+#include "cfftypes.h"
+#include FT_INTERNAL_OBJECTS_H
+
+
+FT_BEGIN_HEADER
+
+
+#define CFF_MAX_STACK_DEPTH 96
+
+#define CFF_CODE_TOPDICT 0x1000
+#define CFF_CODE_PRIVATE 0x2000
+
+
+ typedef struct CFF_ParserRec_
+ {
+ FT_Library library;
+ FT_Byte* start;
+ FT_Byte* limit;
+ FT_Byte* cursor;
+
+ FT_Byte* stack[CFF_MAX_STACK_DEPTH + 1];
+ FT_Byte** top;
+
+ FT_UInt object_code;
+ void* object;
+
+ } CFF_ParserRec, *CFF_Parser;
+
+
+ FT_LOCAL( void )
+ cff_parser_init( CFF_Parser parser,
+ FT_UInt code,
+ void* object,
+ FT_Library library);
+
+ FT_LOCAL( FT_Error )
+ cff_parser_run( CFF_Parser parser,
+ FT_Byte* start,
+ FT_Byte* limit );
+
+
+ enum
+ {
+ cff_kind_none = 0,
+ cff_kind_num,
+ cff_kind_fixed,
+ cff_kind_fixed_thousand,
+ cff_kind_string,
+ cff_kind_bool,
+ cff_kind_delta,
+ cff_kind_callback,
+
+ cff_kind_max /* do not remove */
+ };
+
+
+ /* now generate handlers for the most simple fields */
+ typedef FT_Error (*CFF_Field_Reader)( CFF_Parser parser );
+
+ typedef struct CFF_Field_Handler_
+ {
+ int kind;
+ int code;
+ FT_UInt offset;
+ FT_Byte size;
+ CFF_Field_Reader reader;
+ FT_UInt array_max;
+ FT_UInt count_offset;
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+ const char* id;
+#endif
+
+ } CFF_Field_Handler;
+
+
+FT_END_HEADER
+
+
+#endif /* __CFF_PARSE_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* cffpic.c */
+/* */
+/* The FreeType position independent code services for cff module. */
+/* */
+/* Copyright 2009, 2010 by */
+/* Oran Agra and Mickey Gabel. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+#include FT_INTERNAL_OBJECTS_H
+#include "cffcmap.h"
+#include "cffpic.h"
+#include "cfferrs.h"
+
+#ifdef FT_CONFIG_OPTION_PIC
+
+ /* forward declaration of PIC init functions from cffdrivr.c */
+ FT_Error
+ FT_Create_Class_cff_services(
+ FT_Library library,
+ FT_ServiceDescRec** output_class );
+
+ void
+ FT_Destroy_Class_cff_services(
+ FT_Library library,
+ FT_ServiceDescRec* clazz );
+
+ void
+ FT_Init_Class_cff_service_ps_info(
+ FT_Library library,
+ FT_Service_PsInfoRec* clazz );
+
+ void
+ FT_Init_Class_cff_service_glyph_dict(
+ FT_Library library,
+ FT_Service_GlyphDictRec* clazz );
+
+ void
+ FT_Init_Class_cff_service_ps_name(
+ FT_Library library,
+ FT_Service_PsFontNameRec* clazz );
+
+ void
+ FT_Init_Class_cff_service_get_cmap_info(
+ FT_Library library,
+ FT_Service_TTCMapsRec* clazz );
+
+ void
+ FT_Init_Class_cff_service_cid_info(
+ FT_Library library,
+ FT_Service_CIDRec* clazz );
+
+ /* forward declaration of PIC init functions from cffparse.c */
+ FT_Error
+ FT_Create_Class_cff_field_handlers(
+ FT_Library library,
+ CFF_Field_Handler** output_class );
+
+ void
+ FT_Destroy_Class_cff_field_handlers(
+ FT_Library library,
+ CFF_Field_Handler* clazz );
+
+ void
+ cff_driver_class_pic_free( FT_Library library )
+ {
+ FT_PIC_Container* pic_container = &library->pic_container;
+ FT_Memory memory = library->memory;
+
+
+ if ( pic_container->cff )
+ {
+ CffModulePIC* container = ( CffModulePIC* )pic_container->cff;
+
+
+ if ( container->cff_services )
+ FT_Destroy_Class_cff_services( library,
+ container->cff_services );
+ container->cff_services = NULL;
+ if ( container->cff_field_handlers )
+ FT_Destroy_Class_cff_field_handlers(
+ library, container->cff_field_handlers );
+ container->cff_field_handlers = NULL;
+ FT_FREE( container );
+ pic_container->cff = NULL;
+ }
+ }
+
+
+ FT_Error
+ cff_driver_class_pic_init( FT_Library library )
+ {
+ FT_PIC_Container* pic_container = &library->pic_container;
+ FT_Error error = CFF_Err_Ok;
+ CffModulePIC* container;
+ FT_Memory memory = library->memory;
+
+
+ /* allocate pointer, clear and set global container pointer */
+ if ( FT_ALLOC ( container, sizeof ( *container ) ) )
+ return error;
+ FT_MEM_SET( container, 0, sizeof ( *container ) );
+ pic_container->cff = container;
+
+ /* initialize pointer table - this is how the module usually expects this data */
+ error = FT_Create_Class_cff_services( library,
+ &container->cff_services );
+ if ( error )
+ goto Exit;
+ error = FT_Create_Class_cff_field_handlers(
+ library, &container->cff_field_handlers );
+ if ( error )
+ goto Exit;
+ FT_Init_Class_cff_service_ps_info(
+ library, &container->cff_service_ps_info );
+ FT_Init_Class_cff_service_glyph_dict(
+ library, &container->cff_service_glyph_dict );
+ FT_Init_Class_cff_service_ps_name(
+ library, &container->cff_service_ps_name );
+ FT_Init_Class_cff_service_get_cmap_info(
+ library, &container->cff_service_get_cmap_info );
+ FT_Init_Class_cff_service_cid_info(
+ library, &container->cff_service_cid_info );
+ FT_Init_Class_cff_cmap_encoding_class_rec(
+ library, &container->cff_cmap_encoding_class_rec );
+ FT_Init_Class_cff_cmap_unicode_class_rec(
+ library, &container->cff_cmap_unicode_class_rec );
+Exit:
+ if ( error )
+ cff_driver_class_pic_free( library );
+ return error;
+ }
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* cffpic.h */
+/* */
+/* The FreeType position independent code services for cff module. */
+/* */
+/* Copyright 2009 by */
+/* Oran Agra and Mickey Gabel. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __CFFPIC_H__
+#define __CFFPIC_H__
+
+
+FT_BEGIN_HEADER
+
+#include FT_INTERNAL_PIC_H
+
+#ifndef FT_CONFIG_OPTION_PIC
+#define FT_CFF_SERVICE_PS_INFO_GET cff_service_ps_info
+#define FT_CFF_SERVICE_GLYPH_DICT_GET cff_service_glyph_dict
+#define FT_CFF_SERVICE_PS_NAME_GET cff_service_ps_name
+#define FT_CFF_SERVICE_GET_CMAP_INFO_GET cff_service_get_cmap_info
+#define FT_CFF_SERVICE_CID_INFO_GET cff_service_cid_info
+#define FT_CFF_SERVICES_GET cff_services
+#define FT_CFF_CMAP_ENCODING_CLASS_REC_GET cff_cmap_encoding_class_rec
+#define FT_CFF_CMAP_UNICODE_CLASS_REC_GET cff_cmap_unicode_class_rec
+#define FT_CFF_FIELD_HANDLERS_GET cff_field_handlers
+
+#else /* FT_CONFIG_OPTION_PIC */
+
+#include FT_SERVICE_GLYPH_DICT_H
+#include "cffparse.h"
+#include FT_SERVICE_POSTSCRIPT_INFO_H
+#include FT_SERVICE_POSTSCRIPT_NAME_H
+#include FT_SERVICE_TT_CMAP_H
+#include FT_SERVICE_CID_H
+
+ typedef struct CffModulePIC_
+ {
+ FT_ServiceDescRec* cff_services;
+ CFF_Field_Handler* cff_field_handlers;
+ FT_Service_PsInfoRec cff_service_ps_info;
+ FT_Service_GlyphDictRec cff_service_glyph_dict;
+ FT_Service_PsFontNameRec cff_service_ps_name;
+ FT_Service_TTCMapsRec cff_service_get_cmap_info;
+ FT_Service_CIDRec cff_service_cid_info;
+ FT_CMap_ClassRec cff_cmap_encoding_class_rec;
+ FT_CMap_ClassRec cff_cmap_unicode_class_rec;
+ } CffModulePIC;
+
+#define GET_PIC(lib) ((CffModulePIC*)((lib)->pic_container.cff))
+#define FT_CFF_SERVICE_PS_INFO_GET (GET_PIC(library)->cff_service_ps_info)
+#define FT_CFF_SERVICE_GLYPH_DICT_GET (GET_PIC(library)->cff_service_glyph_dict)
+#define FT_CFF_SERVICE_PS_NAME_GET (GET_PIC(library)->cff_service_ps_name)
+#define FT_CFF_SERVICE_GET_CMAP_INFO_GET (GET_PIC(library)->cff_service_get_cmap_info)
+#define FT_CFF_SERVICE_CID_INFO_GET (GET_PIC(library)->cff_service_cid_info)
+#define FT_CFF_SERVICES_GET (GET_PIC(library)->cff_services)
+#define FT_CFF_CMAP_ENCODING_CLASS_REC_GET (GET_PIC(library)->cff_cmap_encoding_class_rec)
+#define FT_CFF_CMAP_UNICODE_CLASS_REC_GET (GET_PIC(library)->cff_cmap_unicode_class_rec)
+#define FT_CFF_FIELD_HANDLERS_GET (GET_PIC(library)->cff_field_handlers)
+
+ /* see cffpic.c for the implementation */
+ void
+ cff_driver_class_pic_free( FT_Library library );
+
+ FT_Error
+ cff_driver_class_pic_init( FT_Library library );
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+ /* */
+
+FT_END_HEADER
+
+#endif /* __CFFPIC_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* cfftoken.h */
+/* */
+/* CFF token definitions (specification only). */
+/* */
+/* Copyright 1996-2003, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#undef FT_STRUCTURE
+#define FT_STRUCTURE CFF_FontRecDictRec
+
+#undef CFFCODE
+#define CFFCODE CFFCODE_TOPDICT
+
+ CFF_FIELD_STRING ( 0, version, "Version" )
+ CFF_FIELD_STRING ( 1, notice, "Notice" )
+ CFF_FIELD_STRING ( 0x100, copyright, "Copyright" )
+ CFF_FIELD_STRING ( 2, full_name, "FullName" )
+ CFF_FIELD_STRING ( 3, family_name, "FamilyName" )
+ CFF_FIELD_STRING ( 4, weight, "Weight" )
+ CFF_FIELD_BOOL ( 0x101, is_fixed_pitch, "isFixedPitch" )
+ CFF_FIELD_FIXED ( 0x102, italic_angle, "ItalicAngle" )
+ CFF_FIELD_FIXED ( 0x103, underline_position, "UnderlinePosition" )
+ CFF_FIELD_FIXED ( 0x104, underline_thickness, "UnderlineThickness" )
+ CFF_FIELD_NUM ( 0x105, paint_type, "PaintType" )
+ CFF_FIELD_NUM ( 0x106, charstring_type, "CharstringType" )
+ CFF_FIELD_CALLBACK( 0x107, font_matrix, "FontMatrix" )
+ CFF_FIELD_NUM ( 13, unique_id, "UniqueID" )
+ CFF_FIELD_CALLBACK( 5, font_bbox, "FontBBox" )
+ CFF_FIELD_NUM ( 0x108, stroke_width, "StrokeWidth" )
+ CFF_FIELD_NUM ( 15, charset_offset, "charset" )
+ CFF_FIELD_NUM ( 16, encoding_offset, "Encoding" )
+ CFF_FIELD_NUM ( 17, charstrings_offset, "CharStrings" )
+ CFF_FIELD_CALLBACK( 18, private_dict, "Private" )
+ CFF_FIELD_NUM ( 0x114, synthetic_base, "SyntheticBase" )
+ CFF_FIELD_STRING ( 0x115, embedded_postscript, "PostScript" )
+
+#if 0
+ CFF_FIELD_STRING ( 0x116, base_font_name, "BaseFontName" )
+ CFF_FIELD_DELTA ( 0x117, base_font_blend, 16, "BaseFontBlend" )
+ CFF_FIELD_CALLBACK( 0x118, multiple_master, "MultipleMaster" )
+ CFF_FIELD_CALLBACK( 0x119, blend_axis_types, "BlendAxisTypes" )
+#endif
+
+ CFF_FIELD_CALLBACK( 0x11E, cid_ros, "ROS" )
+ CFF_FIELD_NUM ( 0x11F, cid_font_version, "CIDFontVersion" )
+ CFF_FIELD_NUM ( 0x120, cid_font_revision, "CIDFontRevision" )
+ CFF_FIELD_NUM ( 0x121, cid_font_type, "CIDFontType" )
+ CFF_FIELD_NUM ( 0x122, cid_count, "CIDCount" )
+ CFF_FIELD_NUM ( 0x123, cid_uid_base, "UIDBase" )
+ CFF_FIELD_NUM ( 0x124, cid_fd_array_offset, "FDArray" )
+ CFF_FIELD_NUM ( 0x125, cid_fd_select_offset, "FDSelect" )
+ CFF_FIELD_STRING ( 0x126, cid_font_name, "FontName" )
+
+#if 0
+ CFF_FIELD_NUM ( 0x127, chameleon, "Chameleon" )
+#endif
+
+
+#undef FT_STRUCTURE
+#define FT_STRUCTURE CFF_PrivateRec
+#undef CFFCODE
+#define CFFCODE CFFCODE_PRIVATE
+
+ CFF_FIELD_DELTA ( 6, blue_values, 14, "BlueValues" )
+ CFF_FIELD_DELTA ( 7, other_blues, 10, "OtherBlues" )
+ CFF_FIELD_DELTA ( 8, family_blues, 14, "FamilyBlues" )
+ CFF_FIELD_DELTA ( 9, family_other_blues, 10, "FamilyOtherBlues" )
+ CFF_FIELD_FIXED_1000( 0x109, blue_scale, "BlueScale" )
+ CFF_FIELD_NUM ( 0x10A, blue_shift, "BlueShift" )
+ CFF_FIELD_NUM ( 0x10B, blue_fuzz, "BlueFuzz" )
+ CFF_FIELD_NUM ( 10, standard_width, "StdHW" )
+ CFF_FIELD_NUM ( 11, standard_height, "StdVW" )
+ CFF_FIELD_DELTA ( 0x10C, snap_widths, 13, "StemSnapH" )
+ CFF_FIELD_DELTA ( 0x10D, snap_heights, 13, "StemSnapV" )
+ CFF_FIELD_BOOL ( 0x10E, force_bold, "ForceBold" )
+ CFF_FIELD_FIXED ( 0x10F, force_bold_threshold, "ForceBoldThreshold" )
+ CFF_FIELD_NUM ( 0x110, lenIV, "lenIV" )
+ CFF_FIELD_NUM ( 0x111, language_group, "LanguageGroup" )
+ CFF_FIELD_FIXED ( 0x112, expansion_factor, "ExpansionFactor" )
+ CFF_FIELD_NUM ( 0x113, initial_random_seed, "initialRandomSeed" )
+ CFF_FIELD_NUM ( 19, local_subrs_offset, "Subrs" )
+ CFF_FIELD_NUM ( 20, default_width, "defaultWidthX" )
+ CFF_FIELD_NUM ( 21, nominal_width, "nominalWidthX" )
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* cfftypes.h */
+/* */
+/* Basic OpenType/CFF type definitions and interface (specification */
+/* only). */
+/* */
+/* Copyright 1996-2003, 2006-2008, 2010-2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __CFFTYPES_H__
+#define __CFFTYPES_H__
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+#include FT_TYPE1_TABLES_H
+#include FT_INTERNAL_SERVICE_H
+#include FT_SERVICE_POSTSCRIPT_CMAPS_H
+#include FT_INTERNAL_POSTSCRIPT_HINTS_H
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* CFF_IndexRec */
+ /* */
+ /* <Description> */
+ /* A structure used to model a CFF Index table. */
+ /* */
+ /* <Fields> */
+ /* stream :: The source input stream. */
+ /* */
+ /* start :: The position of the first index byte in the */
+ /* input stream. */
+ /* */
+ /* count :: The number of elements in the index. */
+ /* */
+ /* off_size :: The size in bytes of object offsets in index. */
+ /* */
+ /* data_offset :: The position of first data byte in the index's */
+ /* bytes. */
+ /* */
+ /* data_size :: The size of the data table in this index. */
+ /* */
+ /* offsets :: A table of element offsets in the index. Must be */
+ /* loaded explicitly. */
+ /* */
+ /* bytes :: If the index is loaded in memory, its bytes. */
+ /* */
+ typedef struct CFF_IndexRec_
+ {
+ FT_Stream stream;
+ FT_ULong start;
+ FT_UInt count;
+ FT_Byte off_size;
+ FT_ULong data_offset;
+ FT_ULong data_size;
+
+ FT_ULong* offsets;
+ FT_Byte* bytes;
+
+ } CFF_IndexRec, *CFF_Index;
+
+
+ typedef struct CFF_EncodingRec_
+ {
+ FT_UInt format;
+ FT_ULong offset;
+
+ FT_UInt count;
+ FT_UShort sids [256]; /* avoid dynamic allocations */
+ FT_UShort codes[256];
+
+ } CFF_EncodingRec, *CFF_Encoding;
+
+
+ typedef struct CFF_CharsetRec_
+ {
+
+ FT_UInt format;
+ FT_ULong offset;
+
+ FT_UShort* sids;
+ FT_UShort* cids; /* the inverse mapping of `sids'; only needed */
+ /* for CID-keyed fonts */
+ FT_UInt max_cid;
+ FT_UInt num_glyphs;
+
+ } CFF_CharsetRec, *CFF_Charset;
+
+
+ typedef struct CFF_FontRecDictRec_
+ {
+ FT_UInt version;
+ FT_UInt notice;
+ FT_UInt copyright;
+ FT_UInt full_name;
+ FT_UInt family_name;
+ FT_UInt weight;
+ FT_Bool is_fixed_pitch;
+ FT_Fixed italic_angle;
+ FT_Fixed underline_position;
+ FT_Fixed underline_thickness;
+ FT_Int paint_type;
+ FT_Int charstring_type;
+ FT_Matrix font_matrix;
+ FT_Bool has_font_matrix;
+ FT_ULong units_per_em; /* temporarily used as scaling value also */
+ FT_Vector font_offset;
+ FT_ULong unique_id;
+ FT_BBox font_bbox;
+ FT_Pos stroke_width;
+ FT_ULong charset_offset;
+ FT_ULong encoding_offset;
+ FT_ULong charstrings_offset;
+ FT_ULong private_offset;
+ FT_ULong private_size;
+ FT_Long synthetic_base;
+ FT_UInt embedded_postscript;
+
+ /* these should only be used for the top-level font dictionary */
+ FT_UInt cid_registry;
+ FT_UInt cid_ordering;
+ FT_Long cid_supplement;
+
+ FT_Long cid_font_version;
+ FT_Long cid_font_revision;
+ FT_Long cid_font_type;
+ FT_ULong cid_count;
+ FT_ULong cid_uid_base;
+ FT_ULong cid_fd_array_offset;
+ FT_ULong cid_fd_select_offset;
+ FT_UInt cid_font_name;
+
+ } CFF_FontRecDictRec, *CFF_FontRecDict;
+
+
+ typedef struct CFF_PrivateRec_
+ {
+ FT_Byte num_blue_values;
+ FT_Byte num_other_blues;
+ FT_Byte num_family_blues;
+ FT_Byte num_family_other_blues;
+
+ FT_Pos blue_values[14];
+ FT_Pos other_blues[10];
+ FT_Pos family_blues[14];
+ FT_Pos family_other_blues[10];
+
+ FT_Fixed blue_scale;
+ FT_Pos blue_shift;
+ FT_Pos blue_fuzz;
+ FT_Pos standard_width;
+ FT_Pos standard_height;
+
+ FT_Byte num_snap_widths;
+ FT_Byte num_snap_heights;
+ FT_Pos snap_widths[13];
+ FT_Pos snap_heights[13];
+ FT_Bool force_bold;
+ FT_Fixed force_bold_threshold;
+ FT_Int lenIV;
+ FT_Int language_group;
+ FT_Fixed expansion_factor;
+ FT_Long initial_random_seed;
+ FT_ULong local_subrs_offset;
+ FT_Pos default_width;
+ FT_Pos nominal_width;
+
+ } CFF_PrivateRec, *CFF_Private;
+
+
+ typedef struct CFF_FDSelectRec_
+ {
+ FT_Byte format;
+ FT_UInt range_count;
+
+ /* that's the table, taken from the file `as is' */
+ FT_Byte* data;
+ FT_UInt data_size;
+
+ /* small cache for format 3 only */
+ FT_UInt cache_first;
+ FT_UInt cache_count;
+ FT_Byte cache_fd;
+
+ } CFF_FDSelectRec, *CFF_FDSelect;
+
+
+ /* A SubFont packs a font dict and a private dict together. They are */
+ /* needed to support CID-keyed CFF fonts. */
+ typedef struct CFF_SubFontRec_
+ {
+ CFF_FontRecDictRec font_dict;
+ CFF_PrivateRec private_dict;
+
+ CFF_IndexRec local_subrs_index;
+ FT_Byte** local_subrs; /* array of pointers into Local Subrs INDEX data */
+
+ } CFF_SubFontRec, *CFF_SubFont;
+
+
+#define CFF_MAX_CID_FONTS 256
+
+
+ typedef struct CFF_FontRec_
+ {
+ FT_Stream stream;
+ FT_Memory memory;
+ FT_UInt num_faces;
+ FT_UInt num_glyphs;
+
+ FT_Byte version_major;
+ FT_Byte version_minor;
+ FT_Byte header_size;
+ FT_Byte absolute_offsize;
+
+
+ CFF_IndexRec name_index;
+ CFF_IndexRec top_dict_index;
+ CFF_IndexRec global_subrs_index;
+
+ CFF_EncodingRec encoding;
+ CFF_CharsetRec charset;
+
+ CFF_IndexRec charstrings_index;
+ CFF_IndexRec font_dict_index;
+ CFF_IndexRec private_index;
+ CFF_IndexRec local_subrs_index;
+
+ FT_String* font_name;
+
+ /* array of pointers into Global Subrs INDEX data */
+ FT_Byte** global_subrs;
+
+ /* array of pointers into String INDEX data stored at string_pool */
+ FT_UInt num_strings;
+ FT_Byte** strings;
+ FT_Byte* string_pool;
+
+ CFF_SubFontRec top_font;
+ FT_UInt num_subfonts;
+ CFF_SubFont subfonts[CFF_MAX_CID_FONTS];
+
+ CFF_FDSelectRec fd_select;
+
+ /* interface to PostScript hinter */
+ PSHinter_Service pshinter;
+
+ /* interface to Postscript Names service */
+ FT_Service_PsCMaps psnames;
+
+ /* since version 2.3.0 */
+ PS_FontInfoRec* font_info; /* font info dictionary */
+
+ /* since version 2.3.6 */
+ FT_String* registry;
+ FT_String* ordering;
+
+ } CFF_FontRec, *CFF_Font;
+
+
+FT_END_HEADER
+
+#endif /* __CFFTYPES_H__ */
+
+
+/* END */
--- /dev/null
+#
+# FreeType 2 CFF module definition
+#
+
+
+# Copyright 1996-2000, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+FTMODULE_H_COMMANDS += CFF_DRIVER
+
+define CFF_DRIVER
+$(OPEN_DRIVER) FT_Driver_ClassRec, cff_driver_class $(CLOSE_DRIVER)
+$(ECHO_DRIVER)cff $(ECHO_DRIVER_DESC)OpenType fonts with extension *.otf$(ECHO_DRIVER_DONE)
+endef
+
+# EOF
--- /dev/null
+#
+# FreeType 2 OpenType/CFF driver configuration rules
+#
+
+
+# Copyright 1996-2000, 2001, 2003, 2011 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# OpenType driver directory
+#
+CFF_DIR := $(SRC_DIR)/cff
+
+
+CFF_COMPILE := $(FT_COMPILE) $I$(subst /,$(COMPILER_SEP),$(CFF_DIR))
+
+
+# CFF driver sources (i.e., C files)
+#
+CFF_DRV_SRC := $(CFF_DIR)/cffcmap.c \
+ $(CFF_DIR)/cffdrivr.c \
+ $(CFF_DIR)/cffgload.c \
+ $(CFF_DIR)/cffload.c \
+ $(CFF_DIR)/cffobjs.c \
+ $(CFF_DIR)/cffparse.c \
+ $(CFF_DIR)/cffpic.c
+
+# CFF driver headers
+#
+CFF_DRV_H := $(CFF_DRV_SRC:%.c=%.h) \
+ $(CFF_DIR)/cfferrs.h \
+ $(CFF_DIR)/cfftoken.h \
+ $(CFF_DIR)/cfftypes.h
+
+
+# CFF driver object(s)
+#
+# CFF_DRV_OBJ_M is used during `multi' builds
+# CFF_DRV_OBJ_S is used during `single' builds
+#
+CFF_DRV_OBJ_M := $(CFF_DRV_SRC:$(CFF_DIR)/%.c=$(OBJ_DIR)/%.$O)
+CFF_DRV_OBJ_S := $(OBJ_DIR)/cff.$O
+
+# CFF driver source file for single build
+#
+CFF_DRV_SRC_S := $(CFF_DIR)/cff.c
+
+
+# CFF driver - single object
+#
+$(CFF_DRV_OBJ_S): $(CFF_DRV_SRC_S) $(CFF_DRV_SRC) $(FREETYPE_H) $(CFF_DRV_H)
+ $(CFF_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $(CFF_DRV_SRC_S))
+
+
+# CFF driver - multiple objects
+#
+$(OBJ_DIR)/%.$O: $(CFF_DIR)/%.c $(FREETYPE_H) $(CFF_DRV_H)
+ $(CFF_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $<)
+
+
+# update main driver object lists
+#
+DRV_OBJS_S += $(CFF_DRV_OBJ_S)
+DRV_OBJS_M += $(CFF_DRV_OBJ_M)
+
+
+# EOF
--- /dev/null
+# FreeType 2 src/cid Jamfile
+#
+# Copyright 2001 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+SubDir FT2_TOP $(FT2_SRC_DIR) cid ;
+
+{
+ local _sources ;
+
+ if $(FT2_MULTI)
+ {
+ _sources = cidobjs cidload cidgload cidriver cidparse ;
+ }
+ else
+ {
+ _sources = type1cid ;
+ }
+
+ Library $(FT2_LIB) : $(_sources).c ;
+}
+
+# end of src/cid Jamfile
--- /dev/null
+/***************************************************************************/
+/* */
+/* ciderrs.h */
+/* */
+/* CID error codes (specification only). */
+/* */
+/* Copyright 2001, 2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This file is used to define the CID error enumeration constants. */
+ /* */
+ /*************************************************************************/
+
+#ifndef __CIDERRS_H__
+#define __CIDERRS_H__
+
+#include FT_MODULE_ERRORS_H
+
+#undef __FTERRORS_H__
+
+#undef FT_ERR_PREFIX
+#define FT_ERR_PREFIX CID_Err_
+#define FT_ERR_BASE FT_Mod_Err_CID
+
+#include FT_ERRORS_H
+
+#endif /* __CIDERRS_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* cidgload.c */
+/* */
+/* CID-keyed Type1 Glyph Loader (body). */
+/* */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2009, 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include "cidload.h"
+#include "cidgload.h"
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_STREAM_H
+#include FT_OUTLINE_H
+#include FT_INTERNAL_CALC_H
+
+#include "ciderrs.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_cidgload
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ cid_load_glyph( T1_Decoder decoder,
+ FT_UInt glyph_index )
+ {
+ CID_Face face = (CID_Face)decoder->builder.face;
+ CID_FaceInfo cid = &face->cid;
+ FT_Byte* p;
+ FT_UInt fd_select;
+ FT_Stream stream = face->cid_stream;
+ FT_Error error = CID_Err_Ok;
+ FT_Byte* charstring = 0;
+ FT_Memory memory = face->root.memory;
+ FT_ULong glyph_length = 0;
+ PSAux_Service psaux = (PSAux_Service)face->psaux;
+
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+ FT_Incremental_InterfaceRec *inc =
+ face->root.internal->incremental_interface;
+#endif
+
+
+ FT_TRACE4(( "cid_load_glyph: glyph index %d\n", glyph_index ));
+
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+
+ /* For incremental fonts get the character data using */
+ /* the callback function. */
+ if ( inc )
+ {
+ FT_Data glyph_data;
+
+
+ error = inc->funcs->get_glyph_data( inc->object,
+ glyph_index, &glyph_data );
+ if ( error )
+ goto Exit;
+
+ p = (FT_Byte*)glyph_data.pointer;
+ fd_select = (FT_UInt)cid_get_offset( &p, (FT_Byte)cid->fd_bytes );
+
+ if ( glyph_data.length != 0 )
+ {
+ glyph_length = glyph_data.length - cid->fd_bytes;
+ (void)FT_ALLOC( charstring, glyph_length );
+ if ( !error )
+ ft_memcpy( charstring, glyph_data.pointer + cid->fd_bytes,
+ glyph_length );
+ }
+
+ inc->funcs->free_glyph_data( inc->object, &glyph_data );
+
+ if ( error )
+ goto Exit;
+ }
+
+ else
+
+#endif /* FT_CONFIG_OPTION_INCREMENTAL */
+
+ /* For ordinary fonts read the CID font dictionary index */
+ /* and charstring offset from the CIDMap. */
+ {
+ FT_UInt entry_len = cid->fd_bytes + cid->gd_bytes;
+ FT_ULong off1;
+
+
+ if ( FT_STREAM_SEEK( cid->data_offset + cid->cidmap_offset +
+ glyph_index * entry_len ) ||
+ FT_FRAME_ENTER( 2 * entry_len ) )
+ goto Exit;
+
+ p = (FT_Byte*)stream->cursor;
+ fd_select = (FT_UInt) cid_get_offset( &p, (FT_Byte)cid->fd_bytes );
+ off1 = (FT_ULong)cid_get_offset( &p, (FT_Byte)cid->gd_bytes );
+ p += cid->fd_bytes;
+ glyph_length = cid_get_offset( &p, (FT_Byte)cid->gd_bytes ) - off1;
+ FT_FRAME_EXIT();
+
+ if ( fd_select >= (FT_UInt)cid->num_dicts )
+ {
+ error = CID_Err_Invalid_Offset;
+ goto Exit;
+ }
+ if ( glyph_length == 0 )
+ goto Exit;
+ if ( FT_ALLOC( charstring, glyph_length ) )
+ goto Exit;
+ if ( FT_STREAM_READ_AT( cid->data_offset + off1,
+ charstring, glyph_length ) )
+ goto Exit;
+ }
+
+ /* Now set up the subrs array and parse the charstrings. */
+ {
+ CID_FaceDict dict;
+ CID_Subrs cid_subrs = face->subrs + fd_select;
+ FT_Int cs_offset;
+
+
+ /* Set up subrs */
+ decoder->num_subrs = cid_subrs->num_subrs;
+ decoder->subrs = cid_subrs->code;
+ decoder->subrs_len = 0;
+
+ /* Set up font matrix */
+ dict = cid->font_dicts + fd_select;
+
+ decoder->font_matrix = dict->font_matrix;
+ decoder->font_offset = dict->font_offset;
+ decoder->lenIV = dict->private_dict.lenIV;
+
+ /* Decode the charstring. */
+
+ /* Adjustment for seed bytes. */
+ cs_offset = ( decoder->lenIV >= 0 ? decoder->lenIV : 0 );
+
+ /* Decrypt only if lenIV >= 0. */
+ if ( decoder->lenIV >= 0 )
+ psaux->t1_decrypt( charstring, glyph_length, 4330 );
+
+ error = decoder->funcs.parse_charstrings(
+ decoder, charstring + cs_offset,
+ (FT_Int)glyph_length - cs_offset );
+ }
+
+ FT_FREE( charstring );
+
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+
+ /* Incremental fonts can optionally override the metrics. */
+ if ( !error && inc && inc->funcs->get_glyph_metrics )
+ {
+ FT_Incremental_MetricsRec metrics;
+
+
+ metrics.bearing_x = FIXED_TO_INT( decoder->builder.left_bearing.x );
+ metrics.bearing_y = 0;
+ metrics.advance = FIXED_TO_INT( decoder->builder.advance.x );
+ metrics.advance_v = FIXED_TO_INT( decoder->builder.advance.y );
+
+ error = inc->funcs->get_glyph_metrics( inc->object,
+ glyph_index, FALSE, &metrics );
+
+ decoder->builder.left_bearing.x = INT_TO_FIXED( metrics.bearing_x );
+ decoder->builder.advance.x = INT_TO_FIXED( metrics.advance );
+ decoder->builder.advance.y = INT_TO_FIXED( metrics.advance_v );
+ }
+
+#endif /* FT_CONFIG_OPTION_INCREMENTAL */
+
+ Exit:
+ return error;
+ }
+
+
+#if 0
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /********** *********/
+ /********** *********/
+ /********** COMPUTE THE MAXIMUM ADVANCE WIDTH *********/
+ /********** *********/
+ /********** The following code is in charge of computing *********/
+ /********** the maximum advance width of the font. It *********/
+ /********** quickly processes each glyph charstring to *********/
+ /********** extract the value from either a `sbw' or `seac' *********/
+ /********** operator. *********/
+ /********** *********/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ FT_LOCAL_DEF( FT_Error )
+ cid_face_compute_max_advance( CID_Face face,
+ FT_Int* max_advance )
+ {
+ FT_Error error;
+ T1_DecoderRec decoder;
+ FT_Int glyph_index;
+
+ PSAux_Service psaux = (PSAux_Service)face->psaux;
+
+
+ *max_advance = 0;
+
+ /* Initialize load decoder */
+ error = psaux->t1_decoder_funcs->init( &decoder,
+ (FT_Face)face,
+ 0, /* size */
+ 0, /* glyph slot */
+ 0, /* glyph names! XXX */
+ 0, /* blend == 0 */
+ 0, /* hinting == 0 */
+ cid_load_glyph );
+ if ( error )
+ return error;
+
+ /* TODO: initialize decoder.len_buildchar and decoder.buildchar */
+ /* if we ever support CID-keyed multiple master fonts */
+
+ decoder.builder.metrics_only = 1;
+ decoder.builder.load_points = 0;
+
+ /* for each glyph, parse the glyph charstring and extract */
+ /* the advance width */
+ for ( glyph_index = 0; glyph_index < face->root.num_glyphs;
+ glyph_index++ )
+ {
+ /* now get load the unscaled outline */
+ error = cid_load_glyph( &decoder, glyph_index );
+ /* ignore the error if one occurred - skip to next glyph */
+ }
+
+ *max_advance = FIXED_TO_INT( decoder.builder.advance.x );
+
+ psaux->t1_decoder_funcs->done( &decoder );
+
+ return CID_Err_Ok;
+ }
+
+
+#endif /* 0 */
+
+
+ FT_LOCAL_DEF( FT_Error )
+ cid_slot_load_glyph( FT_GlyphSlot cidglyph, /* CID_GlyphSlot */
+ FT_Size cidsize, /* CID_Size */
+ FT_UInt glyph_index,
+ FT_Int32 load_flags )
+ {
+ CID_GlyphSlot glyph = (CID_GlyphSlot)cidglyph;
+ FT_Error error;
+ T1_DecoderRec decoder;
+ CID_Face face = (CID_Face)cidglyph->face;
+ FT_Bool hinting;
+
+ PSAux_Service psaux = (PSAux_Service)face->psaux;
+ FT_Matrix font_matrix;
+ FT_Vector font_offset;
+
+
+ if ( glyph_index >= (FT_UInt)face->root.num_glyphs )
+ {
+ error = CID_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ if ( load_flags & FT_LOAD_NO_RECURSE )
+ load_flags |= FT_LOAD_NO_SCALE | FT_LOAD_NO_HINTING;
+
+ glyph->x_scale = cidsize->metrics.x_scale;
+ glyph->y_scale = cidsize->metrics.y_scale;
+
+ cidglyph->outline.n_points = 0;
+ cidglyph->outline.n_contours = 0;
+
+ hinting = FT_BOOL( ( load_flags & FT_LOAD_NO_SCALE ) == 0 &&
+ ( load_flags & FT_LOAD_NO_HINTING ) == 0 );
+
+ cidglyph->format = FT_GLYPH_FORMAT_OUTLINE;
+
+ error = psaux->t1_decoder_funcs->init( &decoder,
+ cidglyph->face,
+ cidsize,
+ cidglyph,
+ 0, /* glyph names -- XXX */
+ 0, /* blend == 0 */
+ hinting,
+ FT_LOAD_TARGET_MODE( load_flags ),
+ cid_load_glyph );
+ if ( error )
+ goto Exit;
+
+ /* TODO: initialize decoder.len_buildchar and decoder.buildchar */
+ /* if we ever support CID-keyed multiple master fonts */
+
+ /* set up the decoder */
+ decoder.builder.no_recurse = FT_BOOL(
+ ( ( load_flags & FT_LOAD_NO_RECURSE ) != 0 ) );
+
+ error = cid_load_glyph( &decoder, glyph_index );
+ if ( error )
+ goto Exit;
+
+ font_matrix = decoder.font_matrix;
+ font_offset = decoder.font_offset;
+
+ /* save new glyph tables */
+ psaux->t1_decoder_funcs->done( &decoder );
+
+ /* now set the metrics -- this is rather simple, as */
+ /* the left side bearing is the xMin, and the top side */
+ /* bearing the yMax */
+ cidglyph->outline.flags &= FT_OUTLINE_OWNER;
+ cidglyph->outline.flags |= FT_OUTLINE_REVERSE_FILL;
+
+ /* for composite glyphs, return only left side bearing and */
+ /* advance width */
+ if ( load_flags & FT_LOAD_NO_RECURSE )
+ {
+ FT_Slot_Internal internal = cidglyph->internal;
+
+
+ cidglyph->metrics.horiBearingX =
+ FIXED_TO_INT( decoder.builder.left_bearing.x );
+ cidglyph->metrics.horiAdvance =
+ FIXED_TO_INT( decoder.builder.advance.x );
+
+ internal->glyph_matrix = font_matrix;
+ internal->glyph_delta = font_offset;
+ internal->glyph_transformed = 1;
+ }
+ else
+ {
+ FT_BBox cbox;
+ FT_Glyph_Metrics* metrics = &cidglyph->metrics;
+ FT_Vector advance;
+
+
+ /* copy the _unscaled_ advance width */
+ metrics->horiAdvance =
+ FIXED_TO_INT( decoder.builder.advance.x );
+ cidglyph->linearHoriAdvance =
+ FIXED_TO_INT( decoder.builder.advance.x );
+ cidglyph->internal->glyph_transformed = 0;
+
+ /* make up vertical ones */
+ metrics->vertAdvance = ( face->cid.font_bbox.yMax -
+ face->cid.font_bbox.yMin ) >> 16;
+ cidglyph->linearVertAdvance = metrics->vertAdvance;
+
+ cidglyph->format = FT_GLYPH_FORMAT_OUTLINE;
+
+ if ( cidsize->metrics.y_ppem < 24 )
+ cidglyph->outline.flags |= FT_OUTLINE_HIGH_PRECISION;
+
+ /* apply the font matrix */
+ FT_Outline_Transform( &cidglyph->outline, &font_matrix );
+
+ FT_Outline_Translate( &cidglyph->outline,
+ font_offset.x,
+ font_offset.y );
+
+ advance.x = metrics->horiAdvance;
+ advance.y = 0;
+ FT_Vector_Transform( &advance, &font_matrix );
+ metrics->horiAdvance = advance.x + font_offset.x;
+
+ advance.x = 0;
+ advance.y = metrics->vertAdvance;
+ FT_Vector_Transform( &advance, &font_matrix );
+ metrics->vertAdvance = advance.y + font_offset.y;
+
+ if ( ( load_flags & FT_LOAD_NO_SCALE ) == 0 )
+ {
+ /* scale the outline and the metrics */
+ FT_Int n;
+ FT_Outline* cur = decoder.builder.base;
+ FT_Vector* vec = cur->points;
+ FT_Fixed x_scale = glyph->x_scale;
+ FT_Fixed y_scale = glyph->y_scale;
+
+
+ /* First of all, scale the points */
+ if ( !hinting || !decoder.builder.hints_funcs )
+ for ( n = cur->n_points; n > 0; n--, vec++ )
+ {
+ vec->x = FT_MulFix( vec->x, x_scale );
+ vec->y = FT_MulFix( vec->y, y_scale );
+ }
+
+ /* Then scale the metrics */
+ metrics->horiAdvance = FT_MulFix( metrics->horiAdvance, x_scale );
+ metrics->vertAdvance = FT_MulFix( metrics->vertAdvance, y_scale );
+ }
+
+ /* compute the other metrics */
+ FT_Outline_Get_CBox( &cidglyph->outline, &cbox );
+
+ metrics->width = cbox.xMax - cbox.xMin;
+ metrics->height = cbox.yMax - cbox.yMin;
+
+ metrics->horiBearingX = cbox.xMin;
+ metrics->horiBearingY = cbox.yMax;
+
+ if ( load_flags & FT_LOAD_VERTICAL_LAYOUT )
+ {
+ /* make up vertical ones */
+ ft_synthesize_vertical_metrics( metrics,
+ metrics->vertAdvance );
+ }
+ }
+
+ Exit:
+ return error;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* cidgload.h */
+/* */
+/* OpenType Glyph Loader (specification). */
+/* */
+/* Copyright 1996-2001, 2002, 2004 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __CIDGLOAD_H__
+#define __CIDGLOAD_H__
+
+
+#include <ft2build.h>
+#include "cidobjs.h"
+
+
+FT_BEGIN_HEADER
+
+
+#if 0
+
+ /* Compute the maximum advance width of a font through quick parsing */
+ FT_LOCAL( FT_Error )
+ cid_face_compute_max_advance( CID_Face face,
+ FT_Int* max_advance );
+
+#endif /* 0 */
+
+ FT_LOCAL( FT_Error )
+ cid_slot_load_glyph( FT_GlyphSlot glyph, /* CID_Glyph_Slot */
+ FT_Size size, /* CID_Size */
+ FT_UInt glyph_index,
+ FT_Int32 load_flags );
+
+
+FT_END_HEADER
+
+#endif /* __CIDGLOAD_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* cidload.c */
+/* */
+/* CID-keyed Type1 font loader (body). */
+/* */
+/* Copyright 1996-2006, 2009, 2011-2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_DEBUG_H
+#include FT_CONFIG_CONFIG_H
+#include FT_MULTIPLE_MASTERS_H
+#include FT_INTERNAL_TYPE1_TYPES_H
+
+#include "cidload.h"
+
+#include "ciderrs.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_cidload
+
+
+ /* read a single offset */
+ FT_LOCAL_DEF( FT_Long )
+ cid_get_offset( FT_Byte* *start,
+ FT_Byte offsize )
+ {
+ FT_Long result;
+ FT_Byte* p = *start;
+
+
+ for ( result = 0; offsize > 0; offsize-- )
+ {
+ result <<= 8;
+ result |= *p++;
+ }
+
+ *start = p;
+ return result;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** TYPE 1 SYMBOL PARSING *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ static FT_Error
+ cid_load_keyword( CID_Face face,
+ CID_Loader* loader,
+ const T1_Field keyword )
+ {
+ FT_Error error;
+ CID_Parser* parser = &loader->parser;
+ FT_Byte* object;
+ void* dummy_object;
+ CID_FaceInfo cid = &face->cid;
+
+
+ /* if the keyword has a dedicated callback, call it */
+ if ( keyword->type == T1_FIELD_TYPE_CALLBACK )
+ {
+ keyword->reader( (FT_Face)face, parser );
+ error = parser->root.error;
+ goto Exit;
+ }
+
+ /* we must now compute the address of our target object */
+ switch ( keyword->location )
+ {
+ case T1_FIELD_LOCATION_CID_INFO:
+ object = (FT_Byte*)cid;
+ break;
+
+ case T1_FIELD_LOCATION_FONT_INFO:
+ object = (FT_Byte*)&cid->font_info;
+ break;
+
+ case T1_FIELD_LOCATION_FONT_EXTRA:
+ object = (FT_Byte*)&face->font_extra;
+ break;
+
+ case T1_FIELD_LOCATION_BBOX:
+ object = (FT_Byte*)&cid->font_bbox;
+ break;
+
+ default:
+ {
+ CID_FaceDict dict;
+
+
+ if ( parser->num_dict < 0 || parser->num_dict >= cid->num_dicts )
+ {
+ FT_ERROR(( "cid_load_keyword: invalid use of `%s'\n",
+ keyword->ident ));
+ error = CID_Err_Syntax_Error;
+ goto Exit;
+ }
+
+ dict = cid->font_dicts + parser->num_dict;
+ switch ( keyword->location )
+ {
+ case T1_FIELD_LOCATION_PRIVATE:
+ object = (FT_Byte*)&dict->private_dict;
+ break;
+
+ default:
+ object = (FT_Byte*)dict;
+ }
+ }
+ }
+
+ dummy_object = object;
+
+ /* now, load the keyword data in the object's field(s) */
+ if ( keyword->type == T1_FIELD_TYPE_INTEGER_ARRAY ||
+ keyword->type == T1_FIELD_TYPE_FIXED_ARRAY )
+ error = cid_parser_load_field_table( &loader->parser, keyword,
+ &dummy_object );
+ else
+ error = cid_parser_load_field( &loader->parser,
+ keyword, &dummy_object );
+ Exit:
+ return error;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ cid_parse_font_matrix( CID_Face face,
+ CID_Parser* parser )
+ {
+ FT_Matrix* matrix;
+ FT_Vector* offset;
+ CID_FaceDict dict;
+ FT_Face root = (FT_Face)&face->root;
+ FT_Fixed temp[6];
+ FT_Fixed temp_scale;
+
+
+ if ( parser->num_dict >= 0 && parser->num_dict < face->cid.num_dicts )
+ {
+ dict = face->cid.font_dicts + parser->num_dict;
+ matrix = &dict->font_matrix;
+ offset = &dict->font_offset;
+
+ (void)cid_parser_to_fixed_array( parser, 6, temp, 3 );
+
+ temp_scale = FT_ABS( temp[3] );
+
+ /* Set units per EM based on FontMatrix values. We set the value to */
+ /* `1000/temp_scale', because temp_scale was already multiplied by */
+ /* 1000 (in `t1_tofixed', from psobjs.c). */
+ root->units_per_EM = (FT_UShort)( FT_DivFix( 0x10000L,
+ FT_DivFix( temp_scale, 1000 ) ) );
+
+ /* we need to scale the values by 1.0/temp[3] */
+ if ( temp_scale != 0x10000L )
+ {
+ temp[0] = FT_DivFix( temp[0], temp_scale );
+ temp[1] = FT_DivFix( temp[1], temp_scale );
+ temp[2] = FT_DivFix( temp[2], temp_scale );
+ temp[4] = FT_DivFix( temp[4], temp_scale );
+ temp[5] = FT_DivFix( temp[5], temp_scale );
+ temp[3] = 0x10000L;
+ }
+
+ matrix->xx = temp[0];
+ matrix->yx = temp[1];
+ matrix->xy = temp[2];
+ matrix->yy = temp[3];
+
+ /* note that the font offsets are expressed in integer font units */
+ offset->x = temp[4] >> 16;
+ offset->y = temp[5] >> 16;
+ }
+
+ return CID_Err_Ok; /* this is a callback function; */
+ /* we must return an error code */
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ parse_fd_array( CID_Face face,
+ CID_Parser* parser )
+ {
+ CID_FaceInfo cid = &face->cid;
+ FT_Memory memory = face->root.memory;
+ FT_Error error = CID_Err_Ok;
+ FT_Long num_dicts;
+
+
+ num_dicts = cid_parser_to_int( parser );
+
+ if ( !cid->font_dicts )
+ {
+ FT_Int n;
+
+
+ if ( FT_NEW_ARRAY( cid->font_dicts, num_dicts ) )
+ goto Exit;
+
+ cid->num_dicts = (FT_UInt)num_dicts;
+
+ /* don't forget to set a few defaults */
+ for ( n = 0; n < cid->num_dicts; n++ )
+ {
+ CID_FaceDict dict = cid->font_dicts + n;
+
+
+ /* default value for lenIV */
+ dict->private_dict.lenIV = 4;
+ }
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ /* by mistake, `expansion_factor' appears both in PS_PrivateRec */
+ /* and CID_FaceDictRec (both are public header files and can't */
+ /* changed); we simply copy the value */
+
+ FT_CALLBACK_DEF( FT_Error )
+ parse_expansion_factor( CID_Face face,
+ CID_Parser* parser )
+ {
+ CID_FaceDict dict;
+
+
+ if ( parser->num_dict >= 0 && parser->num_dict < face->cid.num_dicts )
+ {
+ dict = face->cid.font_dicts + parser->num_dict;
+
+ dict->expansion_factor = cid_parser_to_fixed( parser, 0 );
+ dict->private_dict.expansion_factor = dict->expansion_factor;
+ }
+
+ return CID_Err_Ok;
+ }
+
+
+ static
+ const T1_FieldRec cid_field_records[] =
+ {
+
+#include "cidtoken.h"
+
+ T1_FIELD_CALLBACK( "FDArray", parse_fd_array, 0 )
+ T1_FIELD_CALLBACK( "FontMatrix", cid_parse_font_matrix, 0 )
+ T1_FIELD_CALLBACK( "ExpansionFactor", parse_expansion_factor, 0 )
+
+ { 0, T1_FIELD_LOCATION_CID_INFO, T1_FIELD_TYPE_NONE, 0, 0, 0, 0, 0, 0 }
+ };
+
+
+ static FT_Error
+ cid_parse_dict( CID_Face face,
+ CID_Loader* loader,
+ FT_Byte* base,
+ FT_Long size )
+ {
+ CID_Parser* parser = &loader->parser;
+
+
+ parser->root.cursor = base;
+ parser->root.limit = base + size;
+ parser->root.error = CID_Err_Ok;
+
+ {
+ FT_Byte* cur = base;
+ FT_Byte* limit = cur + size;
+
+
+ for (;;)
+ {
+ FT_Byte* newlimit;
+
+
+ parser->root.cursor = cur;
+ cid_parser_skip_spaces( parser );
+
+ if ( parser->root.cursor >= limit )
+ newlimit = limit - 1 - 17;
+ else
+ newlimit = parser->root.cursor - 17;
+
+ /* look for `%ADOBeginFontDict' */
+ for ( ; cur < newlimit; cur++ )
+ {
+ if ( *cur == '%' &&
+ ft_strncmp( (char*)cur, "%ADOBeginFontDict", 17 ) == 0 )
+ {
+ /* if /FDArray was found, then cid->num_dicts is > 0, and */
+ /* we can start increasing parser->num_dict */
+ if ( face->cid.num_dicts > 0 )
+ parser->num_dict++;
+ }
+ }
+
+ cur = parser->root.cursor;
+ /* no error can occur in cid_parser_skip_spaces */
+ if ( cur >= limit )
+ break;
+
+ cid_parser_skip_PS_token( parser );
+ if ( parser->root.cursor >= limit || parser->root.error )
+ break;
+
+ /* look for immediates */
+ if ( *cur == '/' && cur + 2 < limit )
+ {
+ FT_PtrDist len;
+
+
+ cur++;
+ len = parser->root.cursor - cur;
+
+ if ( len > 0 && len < 22 )
+ {
+ /* now compare the immediate name to the keyword table */
+ T1_Field keyword = (T1_Field)cid_field_records;
+
+
+ for (;;)
+ {
+ FT_Byte* name;
+
+
+ name = (FT_Byte*)keyword->ident;
+ if ( !name )
+ break;
+
+ if ( cur[0] == name[0] &&
+ len == (FT_PtrDist)ft_strlen( (const char*)name ) )
+ {
+ FT_PtrDist n;
+
+
+ for ( n = 1; n < len; n++ )
+ if ( cur[n] != name[n] )
+ break;
+
+ if ( n >= len )
+ {
+ /* we found it - run the parsing callback */
+ parser->root.error = cid_load_keyword( face,
+ loader,
+ keyword );
+ if ( parser->root.error )
+ return parser->root.error;
+ break;
+ }
+ }
+ keyword++;
+ }
+ }
+ }
+
+ cur = parser->root.cursor;
+ }
+ }
+ return parser->root.error;
+ }
+
+
+ /* read the subrmap and the subrs of each font dict */
+ static FT_Error
+ cid_read_subrs( CID_Face face )
+ {
+ CID_FaceInfo cid = &face->cid;
+ FT_Memory memory = face->root.memory;
+ FT_Stream stream = face->cid_stream;
+ FT_Error error;
+ FT_Int n;
+ CID_Subrs subr;
+ FT_UInt max_offsets = 0;
+ FT_ULong* offsets = 0;
+ PSAux_Service psaux = (PSAux_Service)face->psaux;
+
+
+ if ( FT_NEW_ARRAY( face->subrs, cid->num_dicts ) )
+ goto Exit;
+
+ subr = face->subrs;
+ for ( n = 0; n < cid->num_dicts; n++, subr++ )
+ {
+ CID_FaceDict dict = cid->font_dicts + n;
+ FT_Int lenIV = dict->private_dict.lenIV;
+ FT_UInt count, num_subrs = dict->num_subrs;
+ FT_ULong data_len;
+ FT_Byte* p;
+
+
+ /* Check for possible overflow. */
+ if ( num_subrs == FT_UINT_MAX )
+ {
+ error = CID_Err_Syntax_Error;
+ goto Fail;
+ }
+
+ /* reallocate offsets array if needed */
+ if ( num_subrs + 1 > max_offsets )
+ {
+ FT_UInt new_max = FT_PAD_CEIL( num_subrs + 1, 4 );
+
+
+ if ( new_max <= max_offsets )
+ {
+ error = CID_Err_Syntax_Error;
+ goto Fail;
+ }
+
+ if ( FT_RENEW_ARRAY( offsets, max_offsets, new_max ) )
+ goto Fail;
+
+ max_offsets = new_max;
+ }
+
+ /* read the subrmap's offsets */
+ if ( FT_STREAM_SEEK( cid->data_offset + dict->subrmap_offset ) ||
+ FT_FRAME_ENTER( ( num_subrs + 1 ) * dict->sd_bytes ) )
+ goto Fail;
+
+ p = (FT_Byte*)stream->cursor;
+ for ( count = 0; count <= num_subrs; count++ )
+ offsets[count] = cid_get_offset( &p, (FT_Byte)dict->sd_bytes );
+
+ FT_FRAME_EXIT();
+
+ /* offsets must be ordered */
+ for ( count = 1; count <= num_subrs; count++ )
+ if ( offsets[count - 1] > offsets[count] )
+ goto Fail;
+
+ /* now, compute the size of subrs charstrings, */
+ /* allocate, and read them */
+ data_len = offsets[num_subrs] - offsets[0];
+
+ if ( FT_NEW_ARRAY( subr->code, num_subrs + 1 ) ||
+ FT_ALLOC( subr->code[0], data_len ) )
+ goto Fail;
+
+ if ( FT_STREAM_SEEK( cid->data_offset + offsets[0] ) ||
+ FT_STREAM_READ( subr->code[0], data_len ) )
+ goto Fail;
+
+ /* set up pointers */
+ for ( count = 1; count <= num_subrs; count++ )
+ {
+ FT_ULong len;
+
+
+ len = offsets[count] - offsets[count - 1];
+ subr->code[count] = subr->code[count - 1] + len;
+ }
+
+ /* decrypt subroutines, but only if lenIV >= 0 */
+ if ( lenIV >= 0 )
+ {
+ for ( count = 0; count < num_subrs; count++ )
+ {
+ FT_ULong len;
+
+
+ len = offsets[count + 1] - offsets[count];
+ psaux->t1_decrypt( subr->code[count], len, 4330 );
+ }
+ }
+
+ subr->num_subrs = num_subrs;
+ }
+
+ Exit:
+ FT_FREE( offsets );
+ return error;
+
+ Fail:
+ if ( face->subrs )
+ {
+ for ( n = 0; n < cid->num_dicts; n++ )
+ {
+ if ( face->subrs[n].code )
+ FT_FREE( face->subrs[n].code[0] );
+
+ FT_FREE( face->subrs[n].code );
+ }
+ FT_FREE( face->subrs );
+ }
+ goto Exit;
+ }
+
+
+ static void
+ cid_init_loader( CID_Loader* loader,
+ CID_Face face )
+ {
+ FT_UNUSED( face );
+
+ FT_MEM_ZERO( loader, sizeof ( *loader ) );
+ }
+
+
+ static void
+ cid_done_loader( CID_Loader* loader )
+ {
+ CID_Parser* parser = &loader->parser;
+
+
+ /* finalize parser */
+ cid_parser_done( parser );
+ }
+
+
+ static FT_Error
+ cid_hex_to_binary( FT_Byte* data,
+ FT_Long data_len,
+ FT_ULong offset,
+ CID_Face face )
+ {
+ FT_Stream stream = face->root.stream;
+ FT_Error error;
+
+ FT_Byte buffer[256];
+ FT_Byte *p, *plimit;
+ FT_Byte *d, *dlimit;
+ FT_Byte val;
+
+ FT_Bool upper_nibble, done;
+
+
+ if ( FT_STREAM_SEEK( offset ) )
+ goto Exit;
+
+ d = data;
+ dlimit = d + data_len;
+ p = buffer;
+ plimit = p;
+
+ upper_nibble = 1;
+ done = 0;
+
+ while ( d < dlimit )
+ {
+ if ( p >= plimit )
+ {
+ FT_ULong oldpos = FT_STREAM_POS();
+ FT_ULong size = stream->size - oldpos;
+
+
+ if ( size == 0 )
+ {
+ error = CID_Err_Syntax_Error;
+ goto Exit;
+ }
+
+ if ( FT_STREAM_READ( buffer, 256 > size ? size : 256 ) )
+ goto Exit;
+ p = buffer;
+ plimit = p + FT_STREAM_POS() - oldpos;
+ }
+
+ if ( ft_isdigit( *p ) )
+ val = (FT_Byte)( *p - '0' );
+ else if ( *p >= 'a' && *p <= 'f' )
+ val = (FT_Byte)( *p - 'a' );
+ else if ( *p >= 'A' && *p <= 'F' )
+ val = (FT_Byte)( *p - 'A' + 10 );
+ else if ( *p == ' ' ||
+ *p == '\t' ||
+ *p == '\r' ||
+ *p == '\n' ||
+ *p == '\f' ||
+ *p == '\0' )
+ {
+ p++;
+ continue;
+ }
+ else if ( *p == '>' )
+ {
+ val = 0;
+ done = 1;
+ }
+ else
+ {
+ error = CID_Err_Syntax_Error;
+ goto Exit;
+ }
+
+ if ( upper_nibble )
+ *d = (FT_Byte)( val << 4 );
+ else
+ {
+ *d = (FT_Byte)( *d + val );
+ d++;
+ }
+
+ upper_nibble = (FT_Byte)( 1 - upper_nibble );
+
+ if ( done )
+ break;
+
+ p++;
+ }
+
+ error = CID_Err_Ok;
+
+ Exit:
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ cid_face_open( CID_Face face,
+ FT_Int face_index )
+ {
+ CID_Loader loader;
+ CID_Parser* parser;
+ FT_Memory memory = face->root.memory;
+ FT_Error error;
+
+
+ cid_init_loader( &loader, face );
+
+ parser = &loader.parser;
+ error = cid_parser_new( parser, face->root.stream, face->root.memory,
+ (PSAux_Service)face->psaux );
+ if ( error )
+ goto Exit;
+
+ error = cid_parse_dict( face, &loader,
+ parser->postscript,
+ parser->postscript_len );
+ if ( error )
+ goto Exit;
+
+ if ( face_index < 0 )
+ goto Exit;
+
+ if ( FT_NEW( face->cid_stream ) )
+ goto Exit;
+
+ if ( parser->binary_length )
+ {
+ /* we must convert the data section from hexadecimal to binary */
+ if ( FT_ALLOC( face->binary_data, parser->binary_length ) ||
+ cid_hex_to_binary( face->binary_data, parser->binary_length,
+ parser->data_offset, face ) )
+ goto Exit;
+
+ FT_Stream_OpenMemory( face->cid_stream,
+ face->binary_data, parser->binary_length );
+ face->cid.data_offset = 0;
+ }
+ else
+ {
+ *face->cid_stream = *face->root.stream;
+ face->cid.data_offset = loader.parser.data_offset;
+ }
+
+ error = cid_read_subrs( face );
+
+ Exit:
+ cid_done_loader( &loader );
+ return error;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* cidload.h */
+/* */
+/* CID-keyed Type1 font loader (specification). */
+/* */
+/* Copyright 1996-2001, 2002, 2003, 2004 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __CIDLOAD_H__
+#define __CIDLOAD_H__
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_STREAM_H
+#include "cidparse.h"
+
+
+FT_BEGIN_HEADER
+
+
+ typedef struct CID_Loader_
+ {
+ CID_Parser parser; /* parser used to read the stream */
+ FT_Int num_chars; /* number of characters in encoding */
+
+ } CID_Loader;
+
+
+ FT_LOCAL( FT_Long )
+ cid_get_offset( FT_Byte** start,
+ FT_Byte offsize );
+
+ FT_LOCAL( FT_Error )
+ cid_face_open( CID_Face face,
+ FT_Int face_index );
+
+
+FT_END_HEADER
+
+#endif /* __CIDLOAD_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* cidobjs.c */
+/* */
+/* CID objects manager (body). */
+/* */
+/* Copyright 1996-2006, 2008, 2010-2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_STREAM_H
+
+#include "cidgload.h"
+#include "cidload.h"
+
+#include FT_SERVICE_POSTSCRIPT_CMAPS_H
+#include FT_INTERNAL_POSTSCRIPT_AUX_H
+#include FT_INTERNAL_POSTSCRIPT_HINTS_H
+
+#include "ciderrs.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_cidobjs
+
+
+ /*************************************************************************/
+ /* */
+ /* SLOT FUNCTIONS */
+ /* */
+ /*************************************************************************/
+
+ FT_LOCAL_DEF( void )
+ cid_slot_done( FT_GlyphSlot slot )
+ {
+ slot->internal->glyph_hints = 0;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ cid_slot_init( FT_GlyphSlot slot )
+ {
+ CID_Face face;
+ PSHinter_Service pshinter;
+
+
+ face = (CID_Face)slot->face;
+ pshinter = (PSHinter_Service)face->pshinter;
+
+ if ( pshinter )
+ {
+ FT_Module module;
+
+
+ module = FT_Get_Module( slot->face->driver->root.library,
+ "pshinter" );
+ if ( module )
+ {
+ T1_Hints_Funcs funcs;
+
+
+ funcs = pshinter->get_t1_funcs( module );
+ slot->internal->glyph_hints = (void*)funcs;
+ }
+ }
+
+ return 0;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SIZE FUNCTIONS */
+ /* */
+ /*************************************************************************/
+
+
+ static PSH_Globals_Funcs
+ cid_size_get_globals_funcs( CID_Size size )
+ {
+ CID_Face face = (CID_Face)size->root.face;
+ PSHinter_Service pshinter = (PSHinter_Service)face->pshinter;
+ FT_Module module;
+
+
+ module = FT_Get_Module( size->root.face->driver->root.library,
+ "pshinter" );
+ return ( module && pshinter && pshinter->get_globals_funcs )
+ ? pshinter->get_globals_funcs( module )
+ : 0;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ cid_size_done( FT_Size cidsize ) /* CID_Size */
+ {
+ CID_Size size = (CID_Size)cidsize;
+
+
+ if ( cidsize->internal )
+ {
+ PSH_Globals_Funcs funcs;
+
+
+ funcs = cid_size_get_globals_funcs( size );
+ if ( funcs )
+ funcs->destroy( (PSH_Globals)cidsize->internal );
+
+ cidsize->internal = 0;
+ }
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ cid_size_init( FT_Size cidsize ) /* CID_Size */
+ {
+ CID_Size size = (CID_Size)cidsize;
+ FT_Error error = CID_Err_Ok;
+ PSH_Globals_Funcs funcs = cid_size_get_globals_funcs( size );
+
+
+ if ( funcs )
+ {
+ PSH_Globals globals;
+ CID_Face face = (CID_Face)cidsize->face;
+ CID_FaceDict dict = face->cid.font_dicts + face->root.face_index;
+ PS_Private priv = &dict->private_dict;
+
+
+ error = funcs->create( cidsize->face->memory, priv, &globals );
+ if ( !error )
+ cidsize->internal = (FT_Size_Internal)(void*)globals;
+ }
+
+ return error;
+ }
+
+
+ FT_LOCAL( FT_Error )
+ cid_size_request( FT_Size size,
+ FT_Size_Request req )
+ {
+ PSH_Globals_Funcs funcs;
+
+
+ FT_Request_Metrics( size->face, req );
+
+ funcs = cid_size_get_globals_funcs( (CID_Size)size );
+
+ if ( funcs )
+ funcs->set_scale( (PSH_Globals)size->internal,
+ size->metrics.x_scale,
+ size->metrics.y_scale,
+ 0, 0 );
+
+ return CID_Err_Ok;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* FACE FUNCTIONS */
+ /* */
+ /*************************************************************************/
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* cid_face_done */
+ /* */
+ /* <Description> */
+ /* Finalizes a given face object. */
+ /* */
+ /* <Input> */
+ /* face :: A pointer to the face object to destroy. */
+ /* */
+ FT_LOCAL_DEF( void )
+ cid_face_done( FT_Face cidface ) /* CID_Face */
+ {
+ CID_Face face = (CID_Face)cidface;
+ FT_Memory memory;
+ CID_FaceInfo cid;
+ PS_FontInfo info;
+
+
+ if ( !face )
+ return;
+
+ cid = &face->cid;
+ info = &cid->font_info;
+ memory = cidface->memory;
+
+ /* release subrs */
+ if ( face->subrs )
+ {
+ FT_Int n;
+
+
+ for ( n = 0; n < cid->num_dicts; n++ )
+ {
+ CID_Subrs subr = face->subrs + n;
+
+
+ if ( subr->code )
+ {
+ FT_FREE( subr->code[0] );
+ FT_FREE( subr->code );
+ }
+ }
+
+ FT_FREE( face->subrs );
+ }
+
+ /* release FontInfo strings */
+ FT_FREE( info->version );
+ FT_FREE( info->notice );
+ FT_FREE( info->full_name );
+ FT_FREE( info->family_name );
+ FT_FREE( info->weight );
+
+ /* release font dictionaries */
+ FT_FREE( cid->font_dicts );
+ cid->num_dicts = 0;
+
+ /* release other strings */
+ FT_FREE( cid->cid_font_name );
+ FT_FREE( cid->registry );
+ FT_FREE( cid->ordering );
+
+ cidface->family_name = 0;
+ cidface->style_name = 0;
+
+ FT_FREE( face->binary_data );
+ FT_FREE( face->cid_stream );
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* cid_face_init */
+ /* */
+ /* <Description> */
+ /* Initializes a given CID face object. */
+ /* */
+ /* <Input> */
+ /* stream :: The source font stream. */
+ /* */
+ /* face_index :: The index of the font face in the resource. */
+ /* */
+ /* num_params :: Number of additional generic parameters. Ignored. */
+ /* */
+ /* params :: Additional generic parameters. Ignored. */
+ /* */
+ /* <InOut> */
+ /* face :: The newly built face object. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ cid_face_init( FT_Stream stream,
+ FT_Face cidface, /* CID_Face */
+ FT_Int face_index,
+ FT_Int num_params,
+ FT_Parameter* params )
+ {
+ CID_Face face = (CID_Face)cidface;
+ FT_Error error;
+ PSAux_Service psaux;
+ PSHinter_Service pshinter;
+
+ FT_UNUSED( num_params );
+ FT_UNUSED( params );
+ FT_UNUSED( stream );
+
+
+ cidface->num_faces = 1;
+
+ psaux = (PSAux_Service)face->psaux;
+ if ( !psaux )
+ {
+ psaux = (PSAux_Service)FT_Get_Module_Interface(
+ FT_FACE_LIBRARY( face ), "psaux" );
+
+ if ( !psaux )
+ {
+ FT_ERROR(( "cid_face_init: cannot access `psaux' module\n" ));
+ error = CID_Err_Missing_Module;
+ goto Exit;
+ }
+
+ face->psaux = psaux;
+ }
+
+ pshinter = (PSHinter_Service)face->pshinter;
+ if ( !pshinter )
+ {
+ pshinter = (PSHinter_Service)FT_Get_Module_Interface(
+ FT_FACE_LIBRARY( face ), "pshinter" );
+
+ face->pshinter = pshinter;
+ }
+
+ FT_TRACE2(( "CID driver\n" ));
+
+ /* open the tokenizer; this will also check the font format */
+ if ( FT_STREAM_SEEK( 0 ) )
+ goto Exit;
+
+ error = cid_face_open( face, face_index );
+ if ( error )
+ goto Exit;
+
+ /* if we just wanted to check the format, leave successfully now */
+ if ( face_index < 0 )
+ goto Exit;
+
+ /* check the face index */
+ /* XXX: handle CID fonts with more than a single face */
+ if ( face_index != 0 )
+ {
+ FT_ERROR(( "cid_face_init: invalid face index\n" ));
+ error = CID_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ /* now load the font program into the face object */
+
+ /* initialize the face object fields */
+
+ /* set up root face fields */
+ {
+ CID_FaceInfo cid = &face->cid;
+ PS_FontInfo info = &cid->font_info;
+
+
+ cidface->num_glyphs = cid->cid_count;
+ cidface->num_charmaps = 0;
+
+ cidface->face_index = face_index;
+ cidface->face_flags = FT_FACE_FLAG_SCALABLE | /* scalable outlines */
+ FT_FACE_FLAG_HORIZONTAL | /* horizontal data */
+ FT_FACE_FLAG_HINTER; /* has native hinter */
+
+ if ( info->is_fixed_pitch )
+ cidface->face_flags |= FT_FACE_FLAG_FIXED_WIDTH;
+
+ /* XXX: TODO: add kerning with .afm support */
+
+ /* get style name -- be careful, some broken fonts only */
+ /* have a /FontName dictionary entry! */
+ cidface->family_name = info->family_name;
+ /* assume "Regular" style if we don't know better */
+ cidface->style_name = (char *)"Regular";
+ if ( cidface->family_name )
+ {
+ char* full = info->full_name;
+ char* family = cidface->family_name;
+
+
+ if ( full )
+ {
+ while ( *full )
+ {
+ if ( *full == *family )
+ {
+ family++;
+ full++;
+ }
+ else
+ {
+ if ( *full == ' ' || *full == '-' )
+ full++;
+ else if ( *family == ' ' || *family == '-' )
+ family++;
+ else
+ {
+ if ( !*family )
+ cidface->style_name = full;
+ break;
+ }
+ }
+ }
+ }
+ }
+ else
+ {
+ /* do we have a `/FontName'? */
+ if ( cid->cid_font_name )
+ cidface->family_name = cid->cid_font_name;
+ }
+
+ /* compute style flags */
+ cidface->style_flags = 0;
+ if ( info->italic_angle )
+ cidface->style_flags |= FT_STYLE_FLAG_ITALIC;
+ if ( info->weight )
+ {
+ if ( !ft_strcmp( info->weight, "Bold" ) ||
+ !ft_strcmp( info->weight, "Black" ) )
+ cidface->style_flags |= FT_STYLE_FLAG_BOLD;
+ }
+
+ /* no embedded bitmap support */
+ cidface->num_fixed_sizes = 0;
+ cidface->available_sizes = 0;
+
+ cidface->bbox.xMin = cid->font_bbox.xMin >> 16;
+ cidface->bbox.yMin = cid->font_bbox.yMin >> 16;
+ /* no `U' suffix here to 0xFFFF! */
+ cidface->bbox.xMax = ( cid->font_bbox.xMax + 0xFFFF ) >> 16;
+ cidface->bbox.yMax = ( cid->font_bbox.yMax + 0xFFFF ) >> 16;
+
+ if ( !cidface->units_per_EM )
+ cidface->units_per_EM = 1000;
+
+ cidface->ascender = (FT_Short)( cidface->bbox.yMax );
+ cidface->descender = (FT_Short)( cidface->bbox.yMin );
+
+ cidface->height = (FT_Short)( ( cidface->units_per_EM * 12 ) / 10 );
+ if ( cidface->height < cidface->ascender - cidface->descender )
+ cidface->height = (FT_Short)( cidface->ascender - cidface->descender );
+
+ cidface->underline_position = (FT_Short)info->underline_position;
+ cidface->underline_thickness = (FT_Short)info->underline_thickness;
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* cid_driver_init */
+ /* */
+ /* <Description> */
+ /* Initializes a given CID driver object. */
+ /* */
+ /* <Input> */
+ /* driver :: A handle to the target driver object. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ cid_driver_init( FT_Module driver )
+ {
+ FT_UNUSED( driver );
+
+ return CID_Err_Ok;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* cid_driver_done */
+ /* */
+ /* <Description> */
+ /* Finalizes a given CID driver. */
+ /* */
+ /* <Input> */
+ /* driver :: A handle to the target CID driver. */
+ /* */
+ FT_LOCAL_DEF( void )
+ cid_driver_done( FT_Module driver )
+ {
+ FT_UNUSED( driver );
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* cidobjs.h */
+/* */
+/* CID objects manager (specification). */
+/* */
+/* Copyright 1996-2001, 2002, 2004, 2006 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __CIDOBJS_H__
+#define __CIDOBJS_H__
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_OBJECTS_H
+#include FT_CONFIG_CONFIG_H
+#include FT_INTERNAL_TYPE1_TYPES_H
+
+
+FT_BEGIN_HEADER
+
+
+ /* The following structures must be defined by the hinter */
+ typedef struct CID_Size_Hints_ CID_Size_Hints;
+ typedef struct CID_Glyph_Hints_ CID_Glyph_Hints;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* CID_Driver */
+ /* */
+ /* <Description> */
+ /* A handle to a Type 1 driver object. */
+ /* */
+ typedef struct CID_DriverRec_* CID_Driver;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* CID_Size */
+ /* */
+ /* <Description> */
+ /* A handle to a Type 1 size object. */
+ /* */
+ typedef struct CID_SizeRec_* CID_Size;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* CID_GlyphSlot */
+ /* */
+ /* <Description> */
+ /* A handle to a Type 1 glyph slot object. */
+ /* */
+ typedef struct CID_GlyphSlotRec_* CID_GlyphSlot;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* CID_CharMap */
+ /* */
+ /* <Description> */
+ /* A handle to a Type 1 character mapping object. */
+ /* */
+ /* <Note> */
+ /* The Type 1 format doesn't use a charmap but an encoding table. */
+ /* The driver is responsible for making up charmap objects */
+ /* corresponding to these tables. */
+ /* */
+ typedef struct CID_CharMapRec_* CID_CharMap;
+
+
+ /*************************************************************************/
+ /* */
+ /* HERE BEGINS THE TYPE 1 SPECIFIC STUFF */
+ /* */
+ /*************************************************************************/
+
+
+ typedef struct CID_SizeRec_
+ {
+ FT_SizeRec root;
+ FT_Bool valid;
+
+ } CID_SizeRec;
+
+
+ typedef struct CID_GlyphSlotRec_
+ {
+ FT_GlyphSlotRec root;
+
+ FT_Bool hint;
+ FT_Bool scaled;
+
+ FT_Fixed x_scale;
+ FT_Fixed y_scale;
+
+ } CID_GlyphSlotRec;
+
+
+ FT_LOCAL( void )
+ cid_slot_done( FT_GlyphSlot slot );
+
+ FT_LOCAL( FT_Error )
+ cid_slot_init( FT_GlyphSlot slot );
+
+
+ FT_LOCAL( void )
+ cid_size_done( FT_Size size ); /* CID_Size */
+
+ FT_LOCAL( FT_Error )
+ cid_size_init( FT_Size size ); /* CID_Size */
+
+ FT_LOCAL( FT_Error )
+ cid_size_request( FT_Size size, /* CID_Size */
+ FT_Size_Request req );
+
+ FT_LOCAL( FT_Error )
+ cid_face_init( FT_Stream stream,
+ FT_Face face, /* CID_Face */
+ FT_Int face_index,
+ FT_Int num_params,
+ FT_Parameter* params );
+
+ FT_LOCAL( void )
+ cid_face_done( FT_Face face ); /* CID_Face */
+
+
+ FT_LOCAL( FT_Error )
+ cid_driver_init( FT_Module driver );
+
+ FT_LOCAL( void )
+ cid_driver_done( FT_Module driver );
+
+
+FT_END_HEADER
+
+#endif /* __CIDOBJS_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* cidparse.c */
+/* */
+/* CID-keyed Type1 parser (body). */
+/* */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2009 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_OBJECTS_H
+#include FT_INTERNAL_STREAM_H
+
+#include "cidparse.h"
+
+#include "ciderrs.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_cidparse
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** INPUT STREAM PARSER *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ FT_LOCAL_DEF( FT_Error )
+ cid_parser_new( CID_Parser* parser,
+ FT_Stream stream,
+ FT_Memory memory,
+ PSAux_Service psaux )
+ {
+ FT_Error error;
+ FT_ULong base_offset, offset, ps_len;
+ FT_Byte *cur, *limit;
+ FT_Byte *arg1, *arg2;
+
+
+ FT_MEM_ZERO( parser, sizeof ( *parser ) );
+ psaux->ps_parser_funcs->init( &parser->root, 0, 0, memory );
+
+ parser->stream = stream;
+
+ base_offset = FT_STREAM_POS();
+
+ /* first of all, check the font format in the header */
+ if ( FT_FRAME_ENTER( 31 ) )
+ goto Exit;
+
+ if ( ft_strncmp( (char *)stream->cursor,
+ "%!PS-Adobe-3.0 Resource-CIDFont", 31 ) )
+ {
+ FT_TRACE2(( " not a CID-keyed font\n" ));
+ error = CID_Err_Unknown_File_Format;
+ }
+
+ FT_FRAME_EXIT();
+ if ( error )
+ goto Exit;
+
+ Again:
+ /* now, read the rest of the file until we find */
+ /* `StartData' or `/sfnts' */
+ {
+ FT_Byte buffer[256 + 10];
+ FT_Long read_len = 256 + 10; /* same as signed FT_Stream->size */
+ FT_Byte* p = buffer;
+
+
+ for ( offset = FT_STREAM_POS(); ; offset += 256 )
+ {
+ FT_Long stream_len; /* same as signed FT_Stream->size */
+
+
+ stream_len = stream->size - FT_STREAM_POS();
+ if ( stream_len == 0 )
+ {
+ FT_TRACE2(( "cid_parser_new: no `StartData' keyword found\n" ));
+ error = CID_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ read_len = FT_MIN( read_len, stream_len );
+ if ( FT_STREAM_READ( p, read_len ) )
+ goto Exit;
+
+ if ( read_len < 256 )
+ p[read_len] = '\0';
+
+ limit = p + read_len - 10;
+
+ for ( p = buffer; p < limit; p++ )
+ {
+ if ( p[0] == 'S' && ft_strncmp( (char*)p, "StartData", 9 ) == 0 )
+ {
+ /* save offset of binary data after `StartData' */
+ offset += p - buffer + 10;
+ goto Found;
+ }
+ else if ( p[1] == 's' && ft_strncmp( (char*)p, "/sfnts", 6 ) == 0 )
+ {
+ offset += p - buffer + 7;
+ goto Found;
+ }
+ }
+
+ FT_MEM_MOVE( buffer, p, 10 );
+ read_len = 256;
+ p = buffer + 10;
+ }
+ }
+
+ Found:
+ /* We have found the start of the binary data or the `/sfnts' token. */
+ /* Now rewind and extract the frame corresponding to this PostScript */
+ /* section. */
+
+ ps_len = offset - base_offset;
+ if ( FT_STREAM_SEEK( base_offset ) ||
+ FT_FRAME_EXTRACT( ps_len, parser->postscript ) )
+ goto Exit;
+
+ parser->data_offset = offset;
+ parser->postscript_len = ps_len;
+ parser->root.base = parser->postscript;
+ parser->root.cursor = parser->postscript;
+ parser->root.limit = parser->root.cursor + ps_len;
+ parser->num_dict = -1;
+
+ /* Finally, we check whether `StartData' or `/sfnts' was real -- */
+ /* it could be in a comment or string. We also get the arguments */
+ /* of `StartData' to find out whether the data is represented in */
+ /* binary or hex format. */
+
+ arg1 = parser->root.cursor;
+ cid_parser_skip_PS_token( parser );
+ cid_parser_skip_spaces ( parser );
+ arg2 = parser->root.cursor;
+ cid_parser_skip_PS_token( parser );
+ cid_parser_skip_spaces ( parser );
+
+ limit = parser->root.limit;
+ cur = parser->root.cursor;
+
+ while ( cur < limit )
+ {
+ if ( parser->root.error )
+ {
+ error = parser->root.error;
+ goto Exit;
+ }
+
+ if ( cur[0] == 'S' && ft_strncmp( (char*)cur, "StartData", 9 ) == 0 )
+ {
+ if ( ft_strncmp( (char*)arg1, "(Hex)", 5 ) == 0 )
+ parser->binary_length = ft_atol( (const char *)arg2 );
+
+ limit = parser->root.limit;
+ cur = parser->root.cursor;
+ goto Exit;
+ }
+ else if ( cur[1] == 's' && ft_strncmp( (char*)cur, "/sfnts", 6 ) == 0 )
+ {
+ FT_TRACE2(( "cid_parser_new: cannot handle Type 11 fonts\n" ));
+ error = CID_Err_Unknown_File_Format;
+ goto Exit;
+ }
+
+ cid_parser_skip_PS_token( parser );
+ cid_parser_skip_spaces ( parser );
+ arg1 = arg2;
+ arg2 = cur;
+ cur = parser->root.cursor;
+ }
+
+ /* we haven't found the correct `StartData'; go back and continue */
+ /* searching */
+ FT_FRAME_RELEASE( parser->postscript );
+ if ( !FT_STREAM_SEEK( offset ) )
+ goto Again;
+
+ Exit:
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ cid_parser_done( CID_Parser* parser )
+ {
+ /* always free the private dictionary */
+ if ( parser->postscript )
+ {
+ FT_Stream stream = parser->stream;
+
+
+ FT_FRAME_RELEASE( parser->postscript );
+ }
+ parser->root.funcs.done( &parser->root );
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* cidparse.h */
+/* */
+/* CID-keyed Type1 parser (specification). */
+/* */
+/* Copyright 1996-2001, 2002, 2003, 2004 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __CIDPARSE_H__
+#define __CIDPARSE_H__
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_TYPE1_TYPES_H
+#include FT_INTERNAL_STREAM_H
+#include FT_INTERNAL_POSTSCRIPT_AUX_H
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* CID_Parser */
+ /* */
+ /* <Description> */
+ /* A CID_Parser is an object used to parse a Type 1 fonts very */
+ /* quickly. */
+ /* */
+ /* <Fields> */
+ /* root :: The root PS_ParserRec fields. */
+ /* */
+ /* stream :: The current input stream. */
+ /* */
+ /* postscript :: A pointer to the data to be parsed. */
+ /* */
+ /* postscript_len :: The length of the data to be parsed. */
+ /* */
+ /* data_offset :: The start position of the binary data (i.e., the */
+ /* end of the data to be parsed. */
+ /* */
+ /* binary_length :: The length of the data after the `StartData' */
+ /* command if the data format is hexadecimal. */
+ /* */
+ /* cid :: A structure which holds the information about */
+ /* the current font. */
+ /* */
+ /* num_dict :: The number of font dictionaries. */
+ /* */
+ typedef struct CID_Parser_
+ {
+ PS_ParserRec root;
+ FT_Stream stream;
+
+ FT_Byte* postscript;
+ FT_Long postscript_len;
+
+ FT_ULong data_offset;
+
+ FT_Long binary_length;
+
+ CID_FaceInfo cid;
+ FT_Int num_dict;
+
+ } CID_Parser;
+
+
+ FT_LOCAL( FT_Error )
+ cid_parser_new( CID_Parser* parser,
+ FT_Stream stream,
+ FT_Memory memory,
+ PSAux_Service psaux );
+
+ FT_LOCAL( void )
+ cid_parser_done( CID_Parser* parser );
+
+
+ /*************************************************************************/
+ /* */
+ /* PARSING ROUTINES */
+ /* */
+ /*************************************************************************/
+
+#define cid_parser_skip_spaces( p ) \
+ (p)->root.funcs.skip_spaces( &(p)->root )
+#define cid_parser_skip_PS_token( p ) \
+ (p)->root.funcs.skip_PS_token( &(p)->root )
+
+#define cid_parser_to_int( p ) (p)->root.funcs.to_int( &(p)->root )
+#define cid_parser_to_fixed( p, t ) (p)->root.funcs.to_fixed( &(p)->root, t )
+
+#define cid_parser_to_coord_array( p, m, c ) \
+ (p)->root.funcs.to_coord_array( &(p)->root, m, c )
+#define cid_parser_to_fixed_array( p, m, f, t ) \
+ (p)->root.funcs.to_fixed_array( &(p)->root, m, f, t )
+#define cid_parser_to_token( p, t ) \
+ (p)->root.funcs.to_token( &(p)->root, t )
+#define cid_parser_to_token_array( p, t, m, c ) \
+ (p)->root.funcs.to_token_array( &(p)->root, t, m, c )
+
+#define cid_parser_load_field( p, f, o ) \
+ (p)->root.funcs.load_field( &(p)->root, f, o, 0, 0 )
+#define cid_parser_load_field_table( p, f, o ) \
+ (p)->root.funcs.load_field_table( &(p)->root, f, o, 0, 0 )
+
+
+FT_END_HEADER
+
+#endif /* __CIDPARSE_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* cidriver.c */
+/* */
+/* CID driver interface (body). */
+/* */
+/* Copyright 1996-2004, 2006, 2008, 2009, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include "cidriver.h"
+#include "cidgload.h"
+#include FT_INTERNAL_DEBUG_H
+
+#include "ciderrs.h"
+
+#include FT_SERVICE_POSTSCRIPT_NAME_H
+#include FT_SERVICE_XFREE86_NAME_H
+#include FT_SERVICE_POSTSCRIPT_INFO_H
+#include FT_SERVICE_CID_H
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_ciddriver
+
+
+ /*
+ * POSTSCRIPT NAME SERVICE
+ *
+ */
+
+ static const char*
+ cid_get_postscript_name( CID_Face face )
+ {
+ const char* result = face->cid.cid_font_name;
+
+
+ if ( result && result[0] == '/' )
+ result++;
+
+ return result;
+ }
+
+
+ static const FT_Service_PsFontNameRec cid_service_ps_name =
+ {
+ (FT_PsName_GetFunc) cid_get_postscript_name
+ };
+
+
+ /*
+ * POSTSCRIPT INFO SERVICE
+ *
+ */
+
+ static FT_Error
+ cid_ps_get_font_info( FT_Face face,
+ PS_FontInfoRec* afont_info )
+ {
+ *afont_info = ((CID_Face)face)->cid.font_info;
+
+ return CID_Err_Ok;
+ }
+
+ static FT_Error
+ cid_ps_get_font_extra( FT_Face face,
+ PS_FontExtraRec* afont_extra )
+ {
+ *afont_extra = ((CID_Face)face)->font_extra;
+
+ return CID_Err_Ok;
+ }
+
+ static const FT_Service_PsInfoRec cid_service_ps_info =
+ {
+ (PS_GetFontInfoFunc) cid_ps_get_font_info,
+ (PS_GetFontExtraFunc) cid_ps_get_font_extra,
+ (PS_HasGlyphNamesFunc) NULL, /* unsupported with CID fonts */
+ (PS_GetFontPrivateFunc)NULL, /* unsupported */
+ (PS_GetFontValueFunc) NULL /* not implemented */
+ };
+
+
+ /*
+ * CID INFO SERVICE
+ *
+ */
+ static FT_Error
+ cid_get_ros( CID_Face face,
+ const char* *registry,
+ const char* *ordering,
+ FT_Int *supplement )
+ {
+ CID_FaceInfo cid = &face->cid;
+
+
+ if ( registry )
+ *registry = cid->registry;
+
+ if ( ordering )
+ *ordering = cid->ordering;
+
+ if ( supplement )
+ *supplement = cid->supplement;
+
+ return CID_Err_Ok;
+ }
+
+
+ static FT_Error
+ cid_get_is_cid( CID_Face face,
+ FT_Bool *is_cid )
+ {
+ FT_Error error = CID_Err_Ok;
+ FT_UNUSED( face );
+
+
+ if ( is_cid )
+ *is_cid = 1; /* cid driver is only used for CID keyed fonts */
+
+ return error;
+ }
+
+
+ static FT_Error
+ cid_get_cid_from_glyph_index( CID_Face face,
+ FT_UInt glyph_index,
+ FT_UInt *cid )
+ {
+ FT_Error error = CID_Err_Ok;
+ FT_UNUSED( face );
+
+
+ if ( cid )
+ *cid = glyph_index; /* identity mapping */
+
+ return error;
+ }
+
+
+ static const FT_Service_CIDRec cid_service_cid_info =
+ {
+ (FT_CID_GetRegistryOrderingSupplementFunc)cid_get_ros,
+ (FT_CID_GetIsInternallyCIDKeyedFunc) cid_get_is_cid,
+ (FT_CID_GetCIDFromGlyphIndexFunc) cid_get_cid_from_glyph_index
+ };
+
+
+ /*
+ * SERVICE LIST
+ *
+ */
+
+ static const FT_ServiceDescRec cid_services[] =
+ {
+ { FT_SERVICE_ID_XF86_NAME, FT_XF86_FORMAT_CID },
+ { FT_SERVICE_ID_POSTSCRIPT_FONT_NAME, &cid_service_ps_name },
+ { FT_SERVICE_ID_POSTSCRIPT_INFO, &cid_service_ps_info },
+ { FT_SERVICE_ID_CID, &cid_service_cid_info },
+ { NULL, NULL }
+ };
+
+
+ FT_CALLBACK_DEF( FT_Module_Interface )
+ cid_get_interface( FT_Module module,
+ const char* cid_interface )
+ {
+ FT_UNUSED( module );
+
+ return ft_service_list_lookup( cid_services, cid_interface );
+ }
+
+
+
+ FT_CALLBACK_TABLE_DEF
+ const FT_Driver_ClassRec t1cid_driver_class =
+ {
+ /* first of all, the FT_Module_Class fields */
+ {
+ FT_MODULE_FONT_DRIVER |
+ FT_MODULE_DRIVER_SCALABLE |
+ FT_MODULE_DRIVER_HAS_HINTER,
+
+ sizeof ( FT_DriverRec ),
+ "t1cid", /* module name */
+ 0x10000L, /* version 1.0 of driver */
+ 0x20000L, /* requires FreeType 2.0 */
+
+ 0,
+
+ cid_driver_init,
+ cid_driver_done,
+ cid_get_interface
+ },
+
+ /* then the other font drivers fields */
+ sizeof ( CID_FaceRec ),
+ sizeof ( CID_SizeRec ),
+ sizeof ( CID_GlyphSlotRec ),
+
+ cid_face_init,
+ cid_face_done,
+
+ cid_size_init,
+ cid_size_done,
+ cid_slot_init,
+ cid_slot_done,
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+ ft_stub_set_char_sizes,
+ ft_stub_set_pixel_sizes,
+#endif
+
+ cid_slot_load_glyph,
+
+ 0, /* FT_Face_GetKerningFunc */
+ 0, /* FT_Face_AttachFunc */
+
+ 0, /* FT_Face_GetAdvancesFunc */
+
+ cid_size_request,
+ 0 /* FT_Size_SelectFunc */
+ };
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* cidriver.h */
+/* */
+/* High-level CID driver interface (specification). */
+/* */
+/* Copyright 1996-2001, 2002 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __CIDRIVER_H__
+#define __CIDRIVER_H__
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_DRIVER_H
+
+
+FT_BEGIN_HEADER
+
+#ifdef FT_CONFIG_OPTION_PIC
+#error "this module does not support PIC yet"
+#endif
+
+
+ FT_CALLBACK_TABLE
+ const FT_Driver_ClassRec t1cid_driver_class;
+
+
+FT_END_HEADER
+
+#endif /* __CIDRIVER_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* cidtoken.h */
+/* */
+/* CID token definitions (specification only). */
+/* */
+/* Copyright 1996-2001, 2002, 2003, 2006, 2008, 2009 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#undef FT_STRUCTURE
+#define FT_STRUCTURE CID_FaceInfoRec
+#undef T1CODE
+#define T1CODE T1_FIELD_LOCATION_CID_INFO
+
+ T1_FIELD_KEY ( "CIDFontName", cid_font_name, 0 )
+ T1_FIELD_FIXED ( "CIDFontVersion", cid_version, 0 )
+ T1_FIELD_NUM ( "CIDFontType", cid_font_type, 0 )
+ T1_FIELD_STRING( "Registry", registry, 0 )
+ T1_FIELD_STRING( "Ordering", ordering, 0 )
+ T1_FIELD_NUM ( "Supplement", supplement, 0 )
+ T1_FIELD_NUM ( "UIDBase", uid_base, 0 )
+ T1_FIELD_NUM ( "CIDMapOffset", cidmap_offset, 0 )
+ T1_FIELD_NUM ( "FDBytes", fd_bytes, 0 )
+ T1_FIELD_NUM ( "GDBytes", gd_bytes, 0 )
+ T1_FIELD_NUM ( "CIDCount", cid_count, 0 )
+
+
+#undef FT_STRUCTURE
+#define FT_STRUCTURE PS_FontInfoRec
+#undef T1CODE
+#define T1CODE T1_FIELD_LOCATION_FONT_INFO
+
+ T1_FIELD_STRING( "version", version, 0 )
+ T1_FIELD_STRING( "Notice", notice, 0 )
+ T1_FIELD_STRING( "FullName", full_name, 0 )
+ T1_FIELD_STRING( "FamilyName", family_name, 0 )
+ T1_FIELD_STRING( "Weight", weight, 0 )
+ T1_FIELD_NUM ( "ItalicAngle", italic_angle, 0 )
+ T1_FIELD_BOOL ( "isFixedPitch", is_fixed_pitch, 0 )
+ T1_FIELD_NUM ( "UnderlinePosition", underline_position, 0 )
+ T1_FIELD_NUM ( "UnderlineThickness", underline_thickness, 0 )
+
+#undef FT_STRUCTURE
+#define FT_STRUCTURE PS_FontExtraRec
+#undef T1CODE
+#define T1CODE T1_FIELD_LOCATION_FONT_EXTRA
+
+ T1_FIELD_NUM ( "FSType", fs_type, 0 )
+
+
+#undef FT_STRUCTURE
+#define FT_STRUCTURE CID_FaceDictRec
+#undef T1CODE
+#define T1CODE T1_FIELD_LOCATION_FONT_DICT
+
+ T1_FIELD_NUM ( "PaintType", paint_type, 0 )
+ T1_FIELD_NUM ( "FontType", font_type, 0 )
+ T1_FIELD_NUM ( "SubrMapOffset", subrmap_offset, 0 )
+ T1_FIELD_NUM ( "SDBytes", sd_bytes, 0 )
+ T1_FIELD_NUM ( "SubrCount", num_subrs, 0 )
+ T1_FIELD_NUM ( "lenBuildCharArray", len_buildchar, 0 )
+ T1_FIELD_FIXED( "ForceBoldThreshold", forcebold_threshold, 0 )
+ T1_FIELD_FIXED( "StrokeWidth", stroke_width, 0 )
+
+
+#undef FT_STRUCTURE
+#define FT_STRUCTURE PS_PrivateRec
+#undef T1CODE
+#define T1CODE T1_FIELD_LOCATION_PRIVATE
+
+ T1_FIELD_NUM ( "UniqueID", unique_id, 0 )
+ T1_FIELD_NUM ( "lenIV", lenIV, 0 )
+ T1_FIELD_NUM ( "LanguageGroup", language_group, 0 )
+ T1_FIELD_NUM ( "password", password, 0 )
+
+ T1_FIELD_FIXED_1000( "BlueScale", blue_scale, 0 )
+ T1_FIELD_NUM ( "BlueShift", blue_shift, 0 )
+ T1_FIELD_NUM ( "BlueFuzz", blue_fuzz, 0 )
+
+ T1_FIELD_NUM_TABLE ( "BlueValues", blue_values, 14, 0 )
+ T1_FIELD_NUM_TABLE ( "OtherBlues", other_blues, 10, 0 )
+ T1_FIELD_NUM_TABLE ( "FamilyBlues", family_blues, 14, 0 )
+ T1_FIELD_NUM_TABLE ( "FamilyOtherBlues", family_other_blues, 10, 0 )
+
+ T1_FIELD_NUM_TABLE2( "StdHW", standard_width, 1, 0 )
+ T1_FIELD_NUM_TABLE2( "StdVW", standard_height, 1, 0 )
+ T1_FIELD_NUM_TABLE2( "MinFeature", min_feature, 2, 0 )
+
+ T1_FIELD_NUM_TABLE ( "StemSnapH", snap_widths, 12, 0 )
+ T1_FIELD_NUM_TABLE ( "StemSnapV", snap_heights, 12, 0 )
+
+ T1_FIELD_BOOL ( "ForceBold", force_bold, 0 )
+
+
+#undef FT_STRUCTURE
+#define FT_STRUCTURE FT_BBox
+#undef T1CODE
+#define T1CODE T1_FIELD_LOCATION_BBOX
+
+ T1_FIELD_BBOX( "FontBBox", xMin, 0 )
+
+
+/* END */
--- /dev/null
+#
+# FreeType 2 CID module definition
+#
+
+
+# Copyright 1996-2000, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+FTMODULE_H_COMMANDS += TYPE1CID_DRIVER
+
+define TYPE1CID_DRIVER
+$(OPEN_DRIVER) FT_Driver_ClassRec, t1cid_driver_class $(CLOSE_DRIVER)
+$(ECHO_DRIVER)cid $(ECHO_DRIVER_DESC)Postscript CID-keyed fonts, no known extension$(ECHO_DRIVER_DONE)
+endef
+
+# EOF
--- /dev/null
+#
+# FreeType 2 CID driver configuration rules
+#
+
+
+# Copyright 1996-2000, 2001, 2003 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# CID driver directory
+#
+CID_DIR := $(SRC_DIR)/cid
+
+
+CID_COMPILE := $(FT_COMPILE) $I$(subst /,$(COMPILER_SEP),$(CID_DIR))
+
+
+# CID driver sources (i.e., C files)
+#
+CID_DRV_SRC := $(CID_DIR)/cidparse.c \
+ $(CID_DIR)/cidload.c \
+ $(CID_DIR)/cidriver.c \
+ $(CID_DIR)/cidgload.c \
+ $(CID_DIR)/cidobjs.c
+
+# CID driver headers
+#
+CID_DRV_H := $(CID_DRV_SRC:%.c=%.h) \
+ $(CID_DIR)/cidtoken.h \
+ $(CID_DIR)/ciderrs.h
+
+
+# CID driver object(s)
+#
+# CID_DRV_OBJ_M is used during `multi' builds
+# CID_DRV_OBJ_S is used during `single' builds
+#
+CID_DRV_OBJ_M := $(CID_DRV_SRC:$(CID_DIR)/%.c=$(OBJ_DIR)/%.$O)
+CID_DRV_OBJ_S := $(OBJ_DIR)/type1cid.$O
+
+# CID driver source file for single build
+#
+CID_DRV_SRC_S := $(CID_DIR)/type1cid.c
+
+
+# CID driver - single object
+#
+$(CID_DRV_OBJ_S): $(CID_DRV_SRC_S) $(CID_DRV_SRC) $(FREETYPE_H) $(CID_DRV_H)
+ $(CID_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $(CID_DRV_SRC_S))
+
+
+# CID driver - multiple objects
+#
+$(OBJ_DIR)/%.$O: $(CID_DIR)/%.c $(FREETYPE_H) $(CID_DRV_H)
+ $(CID_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $<)
+
+
+# update main driver object lists
+#
+DRV_OBJS_S += $(CID_DRV_OBJ_S)
+DRV_OBJS_M += $(CID_DRV_OBJ_M)
+
+
+# EOF
--- /dev/null
+/***************************************************************************/
+/* */
+/* type1cid.c */
+/* */
+/* FreeType OpenType driver component (body only). */
+/* */
+/* Copyright 1996-2001 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#define FT_MAKE_OPTION_SINGLE_OBJECT
+
+#include <ft2build.h>
+#include "cidparse.c"
+#include "cidload.c"
+#include "cidobjs.c"
+#include "cidriver.c"
+#include "cidgload.c"
+
+
+/* END */
--- /dev/null
+# FreeType 2 src/gxvalid Jamfile
+#
+# Copyright 2005 by
+# suzuki toshiya, Masatake YAMATO and Red Hat K.K.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+SubDir FT2_TOP $(FT2_SRC_DIR) gxvalid ;
+
+
+{
+ local _sources ;
+
+ if $(FT2_MULTI)
+ {
+ _sources = gxvcommn gxvfeat gxvbsln gxvtrak gxvopbd gxvprop
+ gxvmort gxvmort0 gxvmort1 gxvmort2 gxvmort4 gxvmort5
+ gxvmorx gxvmorx0 gxvmorx1 gxvmorx2 gxvmorx4 gxvmorx5
+ gxvlcar gxvkern gxvmod gxvjust ;
+ }
+ else
+ {
+ _sources = gxvalid ;
+ }
+
+ Library $(FT2_LIB) : $(_sources).c ;
+}
+
+# end of src/gxvalid Jamfile
--- /dev/null
+gxvalid: TrueType GX validator
+==============================
+
+
+1. What is this
+---------------
+
+ `gxvalid' is a module to validate TrueType GX tables: a collection of
+ additional tables in TrueType font which are used by `QuickDraw GX
+ Text', Apple Advanced Typography (AAT). In addition, gxvalid can
+ validates `kern' tables which have been extended for AAT. Like the
+ otvalid module, gxvalid uses Freetype 2's validator framework
+ (ftvalid).
+
+ You can link gxvalid with your program; before running your own layout
+ engine, gxvalid validates a font file. As the result, you can remove
+ error-checking code from the layout engine. It is also possible to
+ use gxvalid as a stand-alone font validator; the `ftvalid' test
+ program included in the ft2demo bundle calls gxvalid internally.
+ A stand-alone font validator may be useful for font developers.
+
+ This documents documents the following issues.
+
+ - supported TrueType GX tables
+ - fundamental validation limitations
+ - permissive error handling of broken GX tables
+ - `kern' table issue.
+
+
+2. Supported tables
+-------------------
+
+ The following GX tables are currently supported.
+
+ bsln
+ feat
+ just
+ kern(*)
+ lcar
+ mort
+ morx
+ opbd
+ prop
+ trak
+
+ The following GX tables are currently unsupported.
+
+ cvar
+ fdsc
+ fmtx
+ fvar
+ gvar
+ Zapf
+
+ The following GX tables won't be supported.
+
+ acnt(**)
+ hsty(***)
+
+ The following undocumented tables in TrueType fonts designed for Apple
+ platform aren't handled either.
+
+ addg
+ CVTM
+ TPNM
+ umif
+
+
+ *) The `kern' validator handles both the classic and the new kern
+ formats; the former is supported on both Microsoft and Apple
+ platforms, while the latter is supported on Apple platforms.
+
+ **) `acnt' tables are not supported by currently available Apple font
+ tools.
+
+ ***) There is one more Apple extension, `hsty', but it is for
+ Newton-OS, not GX (Newton-OS is a platform by Apple, but it can
+ use sfnt- housed bitmap fonts only). Therefore, it should be
+ excluded from `Apple platform' in the context of TrueType.
+ gxvalid ignores it as Apple font tools do so.
+
+
+ We have checked 183 fonts bundled with MacOS 9.1, MacOS 9.2, MacOS
+ 10.0, MacOS X 10.1, MSIE for MacOS, and AppleWorks 6.0. In addition,
+ we have checked 67 Dynalab fonts (designed for MacOS) and 189 Ricoh
+ fonts (designed for Windows and MacOS dual platforms). The number of
+ fonts including TrueType GX tables are as follows.
+
+ bsln: 76
+ feat: 191
+ just: 84
+ kern: 59
+ lcar: 4
+ mort: 326
+ morx: 19
+ opbd: 4
+ prop: 114
+ trak: 16
+
+ Dynalab and Ricoh fonts don't have GX tables except of `feat' and
+ `mort'.
+
+
+3. Fundamental validation limitations
+-------------------------------------
+
+ TrueType GX provides layout information to libraries for font
+ rasterizers and text layout. gxvalid can check whether the layout
+ data in a font is conformant to the TrueType GX format specified by
+ Apple. But gxvalid cannot check a how QuickDraw GX/AAT renderer uses
+ the stored information.
+
+ 3-1. Validation of State Machine activity
+ -----------------------------------------
+
+ QuickDraw GX/AAT uses a `State Machine' to provide `stateful' layout
+ features, and TrueType GX stores the state transition diagram of
+ this `State Machine' in a `StateTable' data structure. While the
+ State Machine receives a series of glyph IDs, the State Machine
+ starts with `start of text' state, walks around various states and
+ generates various layout information to the renderer, and finally
+ reaches the `end of text' state.
+
+ gxvalid can check essential errors like:
+
+ - possibility of state transitions to undefined states
+ - existence of glyph IDs that the State Machine doesn't know how
+ to handle
+ - the State Machine cannot compute the layout information from
+ given diagram
+
+ These errors can be checked within finite steps, and without the
+ State Machine itself, because these are `expression' errors of state
+ transition diagram.
+
+ There is no limitation about how long the State Machine walks
+ around, so validation of the algorithm in the state transition
+ diagram requires infinite steps, even if we had a State Machine in
+ gxvalid. Therefore, the following errors and problems cannot be
+ checked.
+
+ - existence of states which the State Machine never transits to
+ - the possibility that the State Machine never reaches `end of
+ text'
+ - the possibility of stack underflow/overflow in the State Machine
+ (in ligature and contextual glyph substitutions, the State
+ Machine can store 16 glyphs onto its stack)
+
+ In addition, gxvalid doesn't check `temporary glyph IDs' used in the
+ chained State Machines (in `mort' and `morx' tables). If a layout
+ feature is implemented by a single State Machine, a glyph ID
+ converted by the State Machine is passed to the glyph renderer, thus
+ it should not point to an undefined glyph ID. But if a layout
+ feature is implemented by chained State Machines, a component State
+ Machine (if it is not the final one) is permitted to generate
+ undefined glyph IDs for temporary use, because it is handled by next
+ component State Machine and not by the glyph renderer. To validate
+ such temporary glyph IDs, gxvalid must stack all undefined glyph IDs
+ which can occur in the output of the previous State Machine and
+ search them in the `ClassTable' structure of the current State
+ Machine. It is too complex to list all possible glyph IDs from the
+ StateTable, especially from a ligature substitution table.
+
+ 3-2. Validation of relationship between multiple layout features
+ ----------------------------------------------------------------
+
+ gxvalid does not validate the relationship between multiple layout
+ features at all.
+
+ If multiple layout features are defined in TrueType GX tables,
+ possible interactions, overrides, and conflicts between layout
+ features are implicitly given in the font too. For example, there
+ are several predefined spacing control features:
+
+ - Text Spacing (Proportional/Monospace/Half-width/Normal)
+ - Number Spacing (Monospaced-numbers/Proportional-numbers)
+ - Kana Spacing (Full-width/Proportional)
+ - Ideographic Spacing (Full-width/Proportional)
+ - CJK Roman Spacing (Half-width/Proportional/Default-roman
+ /Full-width-roman/Proportional)
+
+ If all layout features are independently managed, we can activate
+ inconsistent typographic rules like `Text Spacing=Monospace' and
+ `Ideographic Spacing=Proportional' at the same time.
+
+ The combinations of layout features is managed by a 32bit integer
+ (one bit each for selector setting), so we can define relationships
+ between up to 32 features, theoretically. But if one feature
+ setting affects another feature setting, we need typographic
+ priority rules to validate the relationship. Unfortunately, the
+ TrueType GX format specification does not give such information even
+ for predefined features.
+
+
+4. Permissive error handling of broken GX tables
+------------------------------------------------
+
+ When Apple's font rendering system finds an inconsistency, like a
+ specification violation or an unspecified value in a TrueType GX
+ table, it does not always return error. In most cases, the rendering
+ engine silently ignores such wrong values or even whole tables. In
+ fact, MacOS is shipped with fonts including broken GX/AAT tables, but
+ no harmful effects due to `officially broken' fonts are observed by
+ end-users.
+
+ gxvalid is designed to continue the validation process as long as
+ possible. When gxvalid find wrong values, gxvalid warns it at least,
+ and takes a fallback procedure if possible. The fallback procedure
+ depends on the debug level.
+
+ We used the following three tools to investigate Apple's error handling.
+
+ - FontValidator (for MacOS 8.5 - 9.2) resource fork font
+ - ftxvalidator (for MacOS X 10.1 -) dfont or naked-sfnt
+ - ftxdumperfuser (for MacOS X 10.1 -) dfont or naked-sfnt
+
+ However, all tests were done on a PowerPC based Macintosh; at present,
+ we have not checked those tools on a m68k-based Macintosh.
+
+ In total, we checked 183 fonts bundled to MacOS 9.1, MacOS 9.2, MacOS
+ 10.0, MacOS X 10.1, MSIE for MacOS, and AppleWorks 6.0. These fonts
+ are distributed officially, but many broken GX/AAT tables were found
+ by Apple's font tools. In the following, we list typical violation of
+ the GX specification, in fonts officially distributed with those Apple
+ systems.
+
+ 4-1. broken BinSrchHeader (19/183)
+ ----------------------------------
+
+ `BinSrchHeader' is a header of a data array for m68k platforms to
+ access memory efficiently. Although there are only two independent
+ parameters for real (`unitSize' and `nUnits'), BinSrchHeader has
+ three additional parameters which can be calculated from `unitSize'
+ and `nUnits', for fast setup. Apple font tools ignore them
+ silently, so gxvalid warns if it finds and inconsistency, and always
+ continues validation. The additional parameters are ignored
+ regardless of the consistency.
+
+ 19 fonts include such inconsistencies; all breaks are in the
+ BinSrchHeader structure of the `kern' table.
+
+ 4-2. too-short LookupTable (5/183)
+ ----------------------------------
+
+ LookupTable format 0 is a simple array to get a value from a given
+ GID (glyph ID); the index of this array is a GID too. Therefore,
+ the length of the array is expected to be same as the maximum GID
+ value defined in the `maxp' table, but there are some fonts whose
+ LookupTable format 0 is too short to cover all GIDs. FontValidator
+ ignores this error silently, ftxvalidator and ftxdumperfuser both
+ warn and continue. Similar problems are found in format 3 subtables
+ of `kern'. gxvalid warns always and abort if the validation level
+ is set to FT_VALIDATE_PARANOID.
+
+ 5 fonts include too-short kern format 0 subtables.
+ 1 font includes too-short kern format 3 subtable.
+
+ 4-3. broken LookupTable format 2 (1/183)
+ ----------------------------------------
+
+ LookupTable format 2, subformat 4 covers the GID space by a
+ collection of segments which are specified by `firstGlyph' and
+ `lastGlyph'. Some fonts store `firstGlyph' and `lastGlyph' in
+ reverse order, so the segment specification is broken. Apple font
+ tools ignore this error silently; a broken segment is ignored as if
+ it did not exist. gxvalid warns and normalize the segment at
+ FT_VALIDATE_DEFAULT, or ignore the segment at FT_VALIDATE_TIGHT, or
+ abort at FT_VALIDATE_PARANOID.
+
+ 1 font includes broken LookupTable format 2, in the `just' table.
+
+ *) It seems that all fonts manufactured by ITC for AppleWorks have
+ this error.
+
+ 4-4. bad bracketing in glyph property (14/183)
+ ----------------------------------------------
+
+ GX/AAT defines a `bracketing' property of the glyphs in the `prop'
+ table, to control layout features of strings enclosed inside and
+ outside of brackets. Some fonts give inappropriate bracket
+ properties to glyphs. Apple font tools warn about this error;
+ gxvalid warns too and aborts at FT_VALIDATE_PARANOID.
+
+ 14 fonts include wrong bracket properties.
+
+
+ 4-5. invalid feature number (117/183)
+ -------------------------------------
+
+ The GX/AAT extension can include 255 different layout features, but
+ popular layout features are predefined (see
+ http://developer.apple.com/fonts/Registry/index.html). Some fonts
+ include feature numbers which are incompatible with the predefined
+ feature registry.
+
+ In our survey, there are 140 fonts including `feat' table.
+
+ a) 67 fonts use a feature number which should not be used.
+ b) 117 fonts set the wrong feature range (nSetting). This is mostly
+ found in the `mort' and `morx' tables.
+
+ Apple font tools give no warning, although they cannot recognize
+ what the feature is. At FT_VALIDATE_DEFAULT, gxvalid warns but
+ continues in both cases (a, b). At FT_VALIDATE_TIGHT, gxvalid warns
+ and aborts for (a), but continues for (b). At FT_VALIDATE_PARANOID,
+ gxvalid warns and aborts in both cases (a, b).
+
+ 4-6. invalid prop version (10/183)
+ ----------------------------------
+
+ As most TrueType GX tables, the `prop' table must start with a 32bit
+ version identifier: 0x00010000, 0x00020000 or 0x00030000. But some
+ fonts store nonsense binary data instead. When Apple font tools
+ find them, they abort the processing immediately, and the data which
+ follows is unhandled. gxvalid does the same.
+
+ 10 fonts include broken `prop' version.
+
+ All of these fonts are classic TrueType fonts for the Japanese
+ script, manufactured by Apple.
+
+ 4-7. unknown resource name (2/183)
+ ------------------------------------
+
+ NOTE: THIS IS NOT A TRUETYPE GX ERROR.
+
+ If a TrueType font is stored in the resource fork or in dfont
+ format, the data must be tagged as `sfnt' in the resource fork index
+ to invoke TrueType font handler for the data. But the TrueType font
+ data in `Keyboard.dfont' is tagged as `kbd', and that in
+ `LastResort.dfont' is tagged as `lst'. Apple font tools can detect
+ that the data is in TrueType format and successfully validate them.
+ Maybe this is possible because they are known to be dfont. The
+ current implementation of the resource fork driver of FreeType
+ cannot do that, thus gxvalid cannot validate them.
+
+ 2 fonts use an unknown tag for the TrueType font resource.
+
+5. `kern' table issues
+----------------------
+
+ In common terminology of TrueType, `kern' is classified as a basic and
+ platform-independent table. But there are Apple extensions of `kern',
+ and there is an extension which requires a GX state machine for
+ contextual kerning. Therefore, gxvalid includes a special validator
+ for `kern' tables. Unfortunately, there is no exact algorithm to
+ check Apple's extension, so gxvalid includes a heuristic algorithm to
+ find the proper validation routines for all possible data formats,
+ including the data format for Microsoft. By calling
+ classic_kern_validate() instead of gxv_validate(), you can specify the
+ `kern' format explicitly. However, current FreeType2 uses Microsoft
+ `kern' format only, others are ignored (and should be handled in a
+ library one level higher than FreeType).
+
+ 5-1. History
+ ------------
+
+ The original 16bit version of `kern' was designed by Apple in the
+ pre-GX era, and it was also approved by Microsoft. Afterwards,
+ Apple designed a new 32bit version of the `kern' table. According
+ to the documentation, the difference between the 16bit and 32bit
+ version is only the size of variables in the `kern' header. In the
+ following, we call the original 16bit version as `classic', and
+ 32bit version as `new'.
+
+ 5-2. Versions and dialects which should be differentiated
+ ---------------------------------------------------------
+
+ The `kern' table consists of a table header and several subtables.
+ The version number which identifies a `classic' or a `new' version
+ is explicitly written in the table header, but there are
+ undocumented differences between Microsoft's and Apple's formats.
+ It is called a `dialect' in the following. There are three cases
+ which should be handled: the new Apple-dialect, the classic
+ Apple-dialect, and the classic Microsoft-dialect. An analysis of
+ the formats and the auto detection algorithm of gxvalid is described
+ in the following.
+
+ 5-2-1. Version detection: classic and new kern
+ ----------------------------------------------
+
+ According to Apple TrueType specification, there are only two
+ differences between the classic and the new:
+
+ - The `kern' table header starts with the version number.
+ The classic version starts with 0x0000 (16bit),
+ the new version starts with 0x00010000 (32bit).
+
+ - In the `kern' table header, the number of subtables follows
+ the version number.
+ In the classic version, it is stored as a 16bit value.
+ In the new version, it is stored as a 32bit value.
+
+ From Apple font tool's output (DumpKERN is also tested in addition
+ to the three Apple font tools in above), there is another
+ undocumented difference. In the new version, the subtable header
+ includes a 16bit variable named `tupleIndex' which does not exist
+ in the classic version.
+
+ The new version can store all subtable formats (0, 1, 2, and 3),
+ but the Apple TrueType specification does not mention the subtable
+ formats available in the classic version.
+
+ 5-2-2. Available subtable formats in classic version
+ ----------------------------------------------------
+
+ Although the Apple TrueType specification recommends to use the
+ classic version in the case if the font is designed for both the
+ Apple and Microsoft platforms, it does not document the available
+ subtable formats in the classic version.
+
+ According to the Microsoft TrueType specification, the subtable
+ format assured for Windows and OS/2 support is only subtable
+ format 0. The Microsoft TrueType specification also describes
+ subtable format 2, but does not mention which platforms support
+ it. Aubtable formats 1, 3, and higher are documented as reserved
+ for future use. Therefore, the classic version can store subtable
+ formats 0 and 2, at least. `ttfdump.exe', a font tool provided by
+ Microsoft, ignores the subtable format written in the subtable
+ header, and parses the table as if all subtables are in format 0.
+
+ `kern' subtable format 1 uses a StateTable, so it cannot be
+ utilized without a GX State Machine. Therefore, it is reasonable
+ to assume that format 1 (and 3) were introduced after Apple had
+ introduced GX and moved to the new 32bit version.
+
+ 5-2-3. Apple and Microsoft dialects
+ -----------------------------------
+
+ The `kern' subtable has a 16bit `coverage' field to describe
+ kerning attributes, but bit interpretations by Apple and Microsoft
+ are different: For example, Apple uses bits 0-7 to identify the
+ subtable, while Microsoft uses bits 8-15.
+
+ In addition, due to the output of DumpKERN and FontValidator,
+ Apple's bit interpretations of coverage in classic and new version
+ are incompatible also. In summary, there are three dialects:
+ classic Apple dialect, classic Microsoft dialect, and new Apple
+ dialect. The classic Microsoft dialect and the new Apple dialect
+ are documented by each vendors' TrueType font specification, but
+ the documentation for classic Apple dialect is not available.
+
+ For example, in the new Apple dialect, bit 15 is documented as
+ `set to 1 if the kerning is vertical'. On the other hand, in
+ classic Microsoft dialect, bit 1 is documented as `set to 1 if the
+ kerning is horizontal'. From the outputs of DumpKERN and
+ FontValidator, classic Apple dialect recognizes 15 as `set to 1
+ when the kerning is horizontal'. From the results of similar
+ experiments, classic Apple dialect seems to be the Endian reverse
+ of the classic Microsoft dialect.
+
+ As a conclusion it must be noted that no font tool can identify
+ classic Apple dialect or classic Microsoft dialect automatically.
+
+ 5-2-4. gxvalid auto dialect detection algorithm
+ -----------------------------------------------
+
+ The first 16 bits of the `kern' table are enough to identify the
+ version:
+
+ - if the first 16 bits are 0x0000, the `kern' table is in
+ classic Apple dialect or classic Microsoft dialect
+ - if the first 16 bits are 0x0001, and next 16 bits are 0x0000,
+ the kern table is in new Apple dialect.
+
+ If the `kern' table is a classic one, the 16bit `coverage' field
+ is checked next. Firstly, the coverage bits are decoded for the
+ classic Apple dialect using the following bit masks (this is based
+ on DumpKERN output):
+
+ 0x8000: 1=horizontal, 0=vertical
+ 0x4000: not used
+ 0x2000: 1=cross-stream, 0=normal
+ 0x1FF0: reserved
+ 0x000F: subtable format
+
+ If any of reserved bits are set or the subtable bits is
+ interpreted as format 1 or 3, we take it as `impossible in classic
+ Apple dialect' and retry, using the classic Microsoft dialect.
+
+ The most popular coverage in new Apple-dialect: 0x8000,
+ The most popular coverage in classic Apple-dialect: 0x0000,
+ The most popular coverage in classic Microsoft dialect: 0x0001.
+
+ 5-3. Tested fonts
+ -----------------
+
+ We checked 59 fonts bundled with MacOS and 38 fonts bundled with
+ Windows, where all font include a `kern' table.
+
+ - fonts bundled with MacOS
+ * new Apple dialect
+ format 0: 18
+ format 2: 1
+ format 3: 1
+ * classic Apple dialect
+ format 0: 14
+ * classic Microsoft dialect
+ format 0: 15
+
+ - fonts bundled with Windows
+ * classic Microsoft dialect
+ format 0: 38
+
+ It looks strange that classic Microsoft-dialect fonts are bundled to
+ MacOS: they come from MSIE for MacOS, except of MarkerFelt.dfont.
+
+
+ ACKNOWLEDGEMENT
+ ---------------
+
+ Some parts of gxvalid are derived from both the `gxlayout' module and
+ the `otvalid' module. Development of gxlayout was supported by the
+ Information-technology Promotion Agency(IPA), Japan.
+
+ The detailed analysis of undefined glyph ID utilization in `mort' and
+ `morx' tables is provided by George Williams.
+
+------------------------------------------------------------------------
+
+Copyright 2004, 2005, 2007 by
+suzuki toshiya, Masatake YAMATO, Red hat K.K.,
+David Turner, Robert Wilhelm, and Werner Lemberg.
+
+This file is part of the FreeType project, and may only be used,
+modified, and distributed under the terms of the FreeType project
+license, LICENSE.TXT. By continuing to use, modify, or distribute this
+file you indicate that you have read the license and understand and
+accept it fully.
+
+
+--- end of README ---
--- /dev/null
+/***************************************************************************/
+/* */
+/* gxvalid.c */
+/* */
+/* FreeType validator for TrueTypeGX/AAT tables (body only). */
+/* */
+/* Copyright 2005 by suzuki toshiya, Masatake YAMATO, Red Hat K.K., */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+#define FT_MAKE_OPTION_SINGLE_OBJECT
+
+#include <ft2build.h>
+
+#include "gxvfeat.c"
+#include "gxvcommn.c"
+#include "gxvbsln.c"
+#include "gxvtrak.c"
+#include "gxvjust.c"
+#include "gxvmort.c"
+#include "gxvmort0.c"
+#include "gxvmort1.c"
+#include "gxvmort2.c"
+#include "gxvmort4.c"
+#include "gxvmort5.c"
+#include "gxvmorx.c"
+#include "gxvmorx0.c"
+#include "gxvmorx1.c"
+#include "gxvmorx2.c"
+#include "gxvmorx4.c"
+#include "gxvmorx5.c"
+#include "gxvkern.c"
+#include "gxvopbd.c"
+#include "gxvprop.c"
+#include "gxvlcar.c"
+#include "gxvmod.c"
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* gxvalid.h */
+/* */
+/* TrueTyeeGX/AAT table validation (specification only). */
+/* */
+/* Copyright 2005 by suzuki toshiya, Masatake YAMATO, Red Hat K.K., */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/***************************************************************************/
+/* */
+/* gxvalid is derived from both gxlayout module and otvalid module. */
+/* Development of gxlayout is supported by the Information-technology */
+/* Promotion Agency(IPA), Japan. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __GXVALID_H__
+#define __GXVALID_H__
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+#include "gxverror.h" /* must come before FT_INTERNAL_VALIDATE_H */
+
+#include FT_INTERNAL_VALIDATE_H
+#include FT_INTERNAL_STREAM_H
+
+
+FT_BEGIN_HEADER
+
+
+ FT_LOCAL( void )
+ gxv_feat_validate( FT_Bytes table,
+ FT_Face face,
+ FT_Validator valid );
+
+
+ FT_LOCAL( void )
+ gxv_bsln_validate( FT_Bytes table,
+ FT_Face face,
+ FT_Validator valid );
+
+
+ FT_LOCAL( void )
+ gxv_trak_validate( FT_Bytes table,
+ FT_Face face,
+ FT_Validator valid );
+
+ FT_LOCAL( void )
+ gxv_just_validate( FT_Bytes table,
+ FT_Face face,
+ FT_Validator valid );
+
+ FT_LOCAL( void )
+ gxv_mort_validate( FT_Bytes table,
+ FT_Face face,
+ FT_Validator valid );
+
+ FT_LOCAL( void )
+ gxv_morx_validate( FT_Bytes table,
+ FT_Face face,
+ FT_Validator valid );
+
+ FT_LOCAL( void )
+ gxv_kern_validate( FT_Bytes table,
+ FT_Face face,
+ FT_Validator valid );
+
+ FT_LOCAL( void )
+ gxv_kern_validate_classic( FT_Bytes table,
+ FT_Face face,
+ FT_Int dialect_flags,
+ FT_Validator valid );
+
+ FT_LOCAL( void )
+ gxv_opbd_validate( FT_Bytes table,
+ FT_Face face,
+ FT_Validator valid );
+
+ FT_LOCAL( void )
+ gxv_prop_validate( FT_Bytes table,
+ FT_Face face,
+ FT_Validator valid );
+
+ FT_LOCAL( void )
+ gxv_lcar_validate( FT_Bytes table,
+ FT_Face face,
+ FT_Validator valid );
+
+
+FT_END_HEADER
+
+
+#endif /* __GXVALID_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* gxvbsln.c */
+/* */
+/* TrueTypeGX/AAT bsln table validation (body). */
+/* */
+/* Copyright 2004, 2005 by suzuki toshiya, Masatake YAMATO, Red Hat K.K., */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/***************************************************************************/
+/* */
+/* gxvalid is derived from both gxlayout module and otvalid module. */
+/* Development of gxlayout is supported by the Information-technology */
+/* Promotion Agency(IPA), Japan. */
+/* */
+/***************************************************************************/
+
+
+#include "gxvalid.h"
+#include "gxvcommn.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_gxvbsln
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** Data and Types *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+#define GXV_BSLN_VALUE_COUNT 32
+#define GXV_BSLN_VALUE_EMPTY 0xFFFFU
+
+
+ typedef struct GXV_bsln_DataRec_
+ {
+ FT_Bytes ctlPoints_p;
+ FT_UShort defaultBaseline;
+
+ } GXV_bsln_DataRec, *GXV_bsln_Data;
+
+
+#define GXV_BSLN_DATA( field ) GXV_TABLE_DATA( bsln, field )
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** UTILITY FUNCTIONS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ static void
+ gxv_bsln_LookupValue_validate( FT_UShort glyph,
+ GXV_LookupValueCPtr value_p,
+ GXV_Validator valid )
+ {
+ FT_UShort v = value_p->u;
+ FT_UShort* ctlPoints;
+
+ FT_UNUSED( glyph );
+
+
+ GXV_NAME_ENTER( "lookup value" );
+
+ if ( v >= GXV_BSLN_VALUE_COUNT )
+ FT_INVALID_DATA;
+
+ ctlPoints = (FT_UShort*)GXV_BSLN_DATA( ctlPoints_p );
+ if ( ctlPoints && ctlPoints[v] == GXV_BSLN_VALUE_EMPTY )
+ FT_INVALID_DATA;
+
+ GXV_EXIT;
+ }
+
+
+ /*
+ +===============+ --------+
+ | lookup header | |
+ +===============+ |
+ | BinSrchHeader | |
+ +===============+ |
+ | lastGlyph[0] | |
+ +---------------+ |
+ | firstGlyph[0] | | head of lookup table
+ +---------------+ | +
+ | offset[0] | -> | offset [byte]
+ +===============+ | +
+ | lastGlyph[1] | | (glyphID - firstGlyph) * 2 [byte]
+ +---------------+ |
+ | firstGlyph[1] | |
+ +---------------+ |
+ | offset[1] | |
+ +===============+ |
+ |
+ ... |
+ |
+ 16bit value array |
+ +===============+ |
+ | value | <-------+
+ ...
+ */
+
+ static GXV_LookupValueDesc
+ gxv_bsln_LookupFmt4_transit( FT_UShort relative_gindex,
+ GXV_LookupValueCPtr base_value_p,
+ FT_Bytes lookuptbl_limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p;
+ FT_Bytes limit;
+ FT_UShort offset;
+ GXV_LookupValueDesc value;
+
+ /* XXX: check range ? */
+ offset = (FT_UShort)( base_value_p->u +
+ ( relative_gindex * sizeof ( FT_UShort ) ) );
+
+ p = valid->lookuptbl_head + offset;
+ limit = lookuptbl_limit;
+ GXV_LIMIT_CHECK( 2 );
+
+ value.u = FT_NEXT_USHORT( p );
+
+ return value;
+ }
+
+
+ static void
+ gxv_bsln_parts_fmt0_validate( FT_Bytes tables,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = tables;
+
+
+ GXV_NAME_ENTER( "parts format 0" );
+
+ /* deltas */
+ GXV_LIMIT_CHECK( 2 * GXV_BSLN_VALUE_COUNT );
+
+ valid->table_data = NULL; /* No ctlPoints here. */
+
+ GXV_EXIT;
+ }
+
+
+ static void
+ gxv_bsln_parts_fmt1_validate( FT_Bytes tables,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = tables;
+
+
+ GXV_NAME_ENTER( "parts format 1" );
+
+ /* deltas */
+ gxv_bsln_parts_fmt0_validate( p, limit, valid );
+
+ /* mappingData */
+ valid->lookupval_sign = GXV_LOOKUPVALUE_UNSIGNED;
+ valid->lookupval_func = gxv_bsln_LookupValue_validate;
+ valid->lookupfmt4_trans = gxv_bsln_LookupFmt4_transit;
+ gxv_LookupTable_validate( p + 2 * GXV_BSLN_VALUE_COUNT,
+ limit,
+ valid );
+
+ GXV_EXIT;
+ }
+
+
+ static void
+ gxv_bsln_parts_fmt2_validate( FT_Bytes tables,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = tables;
+
+ FT_UShort stdGlyph;
+ FT_UShort ctlPoint;
+ FT_Int i;
+
+ FT_UShort defaultBaseline = GXV_BSLN_DATA( defaultBaseline );
+
+
+ GXV_NAME_ENTER( "parts format 2" );
+
+ GXV_LIMIT_CHECK( 2 + ( 2 * GXV_BSLN_VALUE_COUNT ) );
+
+ /* stdGlyph */
+ stdGlyph = FT_NEXT_USHORT( p );
+ GXV_TRACE(( " (stdGlyph = %u)\n", stdGlyph ));
+
+ gxv_glyphid_validate( stdGlyph, valid );
+
+ /* Record the position of ctlPoints */
+ GXV_BSLN_DATA( ctlPoints_p ) = p;
+
+ /* ctlPoints */
+ for ( i = 0; i < GXV_BSLN_VALUE_COUNT; i++ )
+ {
+ ctlPoint = FT_NEXT_USHORT( p );
+ if ( ctlPoint == GXV_BSLN_VALUE_EMPTY )
+ {
+ if ( i == defaultBaseline )
+ FT_INVALID_DATA;
+ }
+ else
+ gxv_ctlPoint_validate( stdGlyph, (FT_Short)ctlPoint, valid );
+ }
+
+ GXV_EXIT;
+ }
+
+
+ static void
+ gxv_bsln_parts_fmt3_validate( FT_Bytes tables,
+ FT_Bytes limit,
+ GXV_Validator valid)
+ {
+ FT_Bytes p = tables;
+
+
+ GXV_NAME_ENTER( "parts format 3" );
+
+ /* stdGlyph + ctlPoints */
+ gxv_bsln_parts_fmt2_validate( p, limit, valid );
+
+ /* mappingData */
+ valid->lookupval_sign = GXV_LOOKUPVALUE_UNSIGNED;
+ valid->lookupval_func = gxv_bsln_LookupValue_validate;
+ valid->lookupfmt4_trans = gxv_bsln_LookupFmt4_transit;
+ gxv_LookupTable_validate( p + ( 2 + 2 * GXV_BSLN_VALUE_COUNT ),
+ limit,
+ valid );
+
+ GXV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** bsln TABLE *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_LOCAL_DEF( void )
+ gxv_bsln_validate( FT_Bytes table,
+ FT_Face face,
+ FT_Validator ftvalid )
+ {
+ GXV_ValidatorRec validrec;
+ GXV_Validator valid = &validrec;
+
+ GXV_bsln_DataRec bslnrec;
+ GXV_bsln_Data bsln = &bslnrec;
+
+ FT_Bytes p = table;
+ FT_Bytes limit = 0;
+
+ FT_ULong version;
+ FT_UShort format;
+ FT_UShort defaultBaseline;
+
+ GXV_Validate_Func fmt_funcs_table [] =
+ {
+ gxv_bsln_parts_fmt0_validate,
+ gxv_bsln_parts_fmt1_validate,
+ gxv_bsln_parts_fmt2_validate,
+ gxv_bsln_parts_fmt3_validate,
+ };
+
+
+ valid->root = ftvalid;
+ valid->table_data = bsln;
+ valid->face = face;
+
+ FT_TRACE3(( "validating `bsln' table\n" ));
+ GXV_INIT;
+
+
+ GXV_LIMIT_CHECK( 4 + 2 + 2 );
+ version = FT_NEXT_ULONG( p );
+ format = FT_NEXT_USHORT( p );
+ defaultBaseline = FT_NEXT_USHORT( p );
+
+ /* only version 1.0 is defined (1996) */
+ if ( version != 0x00010000UL )
+ FT_INVALID_FORMAT;
+
+ /* only format 1, 2, 3 are defined (1996) */
+ GXV_TRACE(( " (format = %d)\n", format ));
+ if ( format > 3 )
+ FT_INVALID_FORMAT;
+
+ if ( defaultBaseline > 31 )
+ FT_INVALID_FORMAT;
+
+ bsln->defaultBaseline = defaultBaseline;
+
+ fmt_funcs_table[format]( p, limit, valid );
+
+ FT_TRACE4(( "\n" ));
+ }
+
+
+/* arch-tag: ebe81143-fdaa-4c68-a4d1-b57227daa3bc
+ (do not change this comment) */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* gxvcommn.c */
+/* */
+/* TrueTypeGX/AAT common tables validation (body). */
+/* */
+/* Copyright 2004, 2005, 2009, 2010 */
+/* by suzuki toshiya, Masatake YAMATO, Red Hat K.K., */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/***************************************************************************/
+/* */
+/* gxvalid is derived from both gxlayout module and otvalid module. */
+/* Development of gxlayout is supported by the Information-technology */
+/* Promotion Agency(IPA), Japan. */
+/* */
+/***************************************************************************/
+
+
+#include "gxvcommn.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_gxvcommon
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** 16bit offset sorter *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ static int
+ gxv_compare_ushort_offset( FT_UShort* a,
+ FT_UShort* b )
+ {
+ if ( *a < *b )
+ return -1;
+ else if ( *a > *b )
+ return 1;
+ else
+ return 0;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ gxv_set_length_by_ushort_offset( FT_UShort* offset,
+ FT_UShort** length,
+ FT_UShort* buff,
+ FT_UInt nmemb,
+ FT_UShort limit,
+ GXV_Validator valid )
+ {
+ FT_UInt i;
+
+
+ for ( i = 0; i < nmemb; i++ )
+ *(length[i]) = 0;
+
+ for ( i = 0; i < nmemb; i++ )
+ buff[i] = offset[i];
+ buff[nmemb] = limit;
+
+ ft_qsort( buff, ( nmemb + 1 ), sizeof ( FT_UShort ),
+ ( int(*)(const void*, const void*) )gxv_compare_ushort_offset );
+
+ if ( buff[nmemb] > limit )
+ FT_INVALID_OFFSET;
+
+ for ( i = 0; i < nmemb; i++ )
+ {
+ FT_UInt j;
+
+
+ for ( j = 0; j < nmemb; j++ )
+ if ( buff[j] == offset[i] )
+ break;
+
+ if ( j == nmemb )
+ FT_INVALID_OFFSET;
+
+ *(length[i]) = (FT_UShort)( buff[j + 1] - buff[j] );
+
+ if ( 0 != offset[i] && 0 == *(length[i]) )
+ FT_INVALID_OFFSET;
+ }
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** 32bit offset sorter *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ static int
+ gxv_compare_ulong_offset( FT_ULong* a,
+ FT_ULong* b )
+ {
+ if ( *a < *b )
+ return -1;
+ else if ( *a > *b )
+ return 1;
+ else
+ return 0;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ gxv_set_length_by_ulong_offset( FT_ULong* offset,
+ FT_ULong** length,
+ FT_ULong* buff,
+ FT_UInt nmemb,
+ FT_ULong limit,
+ GXV_Validator valid)
+ {
+ FT_UInt i;
+
+
+ for ( i = 0; i < nmemb; i++ )
+ *(length[i]) = 0;
+
+ for ( i = 0; i < nmemb; i++ )
+ buff[i] = offset[i];
+ buff[nmemb] = limit;
+
+ ft_qsort( buff, ( nmemb + 1 ), sizeof ( FT_ULong ),
+ ( int(*)(const void*, const void*) )gxv_compare_ulong_offset );
+
+ if ( buff[nmemb] > limit )
+ FT_INVALID_OFFSET;
+
+ for ( i = 0; i < nmemb; i++ )
+ {
+ FT_UInt j;
+
+
+ for ( j = 0; j < nmemb; j++ )
+ if ( buff[j] == offset[i] )
+ break;
+
+ if ( j == nmemb )
+ FT_INVALID_OFFSET;
+
+ *(length[i]) = buff[j + 1] - buff[j];
+
+ if ( 0 != offset[i] && 0 == *(length[i]) )
+ FT_INVALID_OFFSET;
+ }
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** scan value array and get min & max *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ FT_LOCAL_DEF( void )
+ gxv_array_getlimits_byte( FT_Bytes table,
+ FT_Bytes limit,
+ FT_Byte* min,
+ FT_Byte* max,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+
+
+ *min = 0xFF;
+ *max = 0x00;
+
+ while ( p < limit )
+ {
+ FT_Byte val;
+
+
+ GXV_LIMIT_CHECK( 1 );
+ val = FT_NEXT_BYTE( p );
+
+ *min = (FT_Byte)FT_MIN( *min, val );
+ *max = (FT_Byte)FT_MAX( *max, val );
+ }
+
+ valid->subtable_length = p - table;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ gxv_array_getlimits_ushort( FT_Bytes table,
+ FT_Bytes limit,
+ FT_UShort* min,
+ FT_UShort* max,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+
+
+ *min = 0xFFFFU;
+ *max = 0x0000;
+
+ while ( p < limit )
+ {
+ FT_UShort val;
+
+
+ GXV_LIMIT_CHECK( 2 );
+ val = FT_NEXT_USHORT( p );
+
+ *min = (FT_Byte)FT_MIN( *min, val );
+ *max = (FT_Byte)FT_MAX( *max, val );
+ }
+
+ valid->subtable_length = p - table;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** BINSEARCHHEADER *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ typedef struct GXV_BinSrchHeader_
+ {
+ FT_UShort unitSize;
+ FT_UShort nUnits;
+ FT_UShort searchRange;
+ FT_UShort entrySelector;
+ FT_UShort rangeShift;
+
+ } GXV_BinSrchHeader;
+
+
+ static void
+ gxv_BinSrchHeader_check_consistency( GXV_BinSrchHeader* binSrchHeader,
+ GXV_Validator valid )
+ {
+ FT_UShort searchRange;
+ FT_UShort entrySelector;
+ FT_UShort rangeShift;
+
+
+ if ( binSrchHeader->unitSize == 0 )
+ FT_INVALID_DATA;
+
+ if ( binSrchHeader->nUnits == 0 )
+ {
+ if ( binSrchHeader->searchRange == 0 &&
+ binSrchHeader->entrySelector == 0 &&
+ binSrchHeader->rangeShift == 0 )
+ return;
+ else
+ FT_INVALID_DATA;
+ }
+
+ for ( searchRange = 1, entrySelector = 1;
+ ( searchRange * 2 ) <= binSrchHeader->nUnits &&
+ searchRange < 0x8000U;
+ searchRange *= 2, entrySelector++ )
+ ;
+
+ entrySelector--;
+ searchRange = (FT_UShort)( searchRange * binSrchHeader->unitSize );
+ rangeShift = (FT_UShort)( binSrchHeader->nUnits * binSrchHeader->unitSize
+ - searchRange );
+
+ if ( searchRange != binSrchHeader->searchRange ||
+ entrySelector != binSrchHeader->entrySelector ||
+ rangeShift != binSrchHeader->rangeShift )
+ {
+ GXV_TRACE(( "Inconsistency found in BinSrchHeader\n" ));
+ GXV_TRACE(( "originally: unitSize=%d, nUnits=%d, "
+ "searchRange=%d, entrySelector=%d, "
+ "rangeShift=%d\n",
+ binSrchHeader->unitSize, binSrchHeader->nUnits,
+ binSrchHeader->searchRange, binSrchHeader->entrySelector,
+ binSrchHeader->rangeShift ));
+ GXV_TRACE(( "calculated: unitSize=%d, nUnits=%d, "
+ "searchRange=%d, entrySelector=%d, "
+ "rangeShift=%d\n",
+ binSrchHeader->unitSize, binSrchHeader->nUnits,
+ searchRange, entrySelector, rangeShift ));
+
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_DATA );
+ }
+ }
+
+
+ /*
+ * parser & validator of BinSrchHeader
+ * which is used in LookupTable format 2, 4, 6.
+ *
+ * Essential parameters (unitSize, nUnits) are returned by
+ * given pointer, others (searchRange, entrySelector, rangeShift)
+ * can be calculated by essential parameters, so they are just
+ * validated and discarded.
+ *
+ * However, wrong values in searchRange, entrySelector, rangeShift
+ * won't cause fatal errors, because these parameters might be
+ * only used in old m68k font driver in MacOS.
+ * -- suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+ */
+
+ FT_LOCAL_DEF( void )
+ gxv_BinSrchHeader_validate( FT_Bytes table,
+ FT_Bytes limit,
+ FT_UShort* unitSize_p,
+ FT_UShort* nUnits_p,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+ GXV_BinSrchHeader binSrchHeader;
+
+
+ GXV_NAME_ENTER( "BinSrchHeader validate" );
+
+ if ( *unitSize_p == 0 )
+ {
+ GXV_LIMIT_CHECK( 2 );
+ binSrchHeader.unitSize = FT_NEXT_USHORT( p );
+ }
+ else
+ binSrchHeader.unitSize = *unitSize_p;
+
+ if ( *nUnits_p == 0 )
+ {
+ GXV_LIMIT_CHECK( 2 );
+ binSrchHeader.nUnits = FT_NEXT_USHORT( p );
+ }
+ else
+ binSrchHeader.nUnits = *nUnits_p;
+
+ GXV_LIMIT_CHECK( 2 + 2 + 2 );
+ binSrchHeader.searchRange = FT_NEXT_USHORT( p );
+ binSrchHeader.entrySelector = FT_NEXT_USHORT( p );
+ binSrchHeader.rangeShift = FT_NEXT_USHORT( p );
+ GXV_TRACE(( "nUnits %d\n", binSrchHeader.nUnits ));
+
+ gxv_BinSrchHeader_check_consistency( &binSrchHeader, valid );
+
+ if ( *unitSize_p == 0 )
+ *unitSize_p = binSrchHeader.unitSize;
+
+ if ( *nUnits_p == 0 )
+ *nUnits_p = binSrchHeader.nUnits;
+
+ valid->subtable_length = p - table;
+ GXV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** LOOKUP TABLE *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+#define GXV_LOOKUP_VALUE_LOAD( P, SIGNSPEC ) \
+ ( P += 2, gxv_lookup_value_load( P - 2, SIGNSPEC ) )
+
+ static GXV_LookupValueDesc
+ gxv_lookup_value_load( FT_Bytes p,
+ int signspec )
+ {
+ GXV_LookupValueDesc v;
+
+
+ if ( signspec == GXV_LOOKUPVALUE_UNSIGNED )
+ v.u = FT_NEXT_USHORT( p );
+ else
+ v.s = FT_NEXT_SHORT( p );
+
+ return v;
+ }
+
+
+#define GXV_UNITSIZE_VALIDATE( FORMAT, UNITSIZE, NUNITS, CORRECTSIZE ) \
+ FT_BEGIN_STMNT \
+ if ( UNITSIZE != CORRECTSIZE ) \
+ { \
+ FT_ERROR(( "unitSize=%d differs from" \
+ " expected unitSize=%d" \
+ " in LookupTable %s\n", \
+ UNITSIZE, CORRECTSIZE, FORMAT )); \
+ if ( UNITSIZE != 0 && NUNITS != 0 ) \
+ { \
+ FT_ERROR(( " cannot validate anymore\n" )); \
+ FT_INVALID_FORMAT; \
+ } \
+ else \
+ FT_ERROR(( " forcibly continues\n" )); \
+ } \
+ FT_END_STMNT
+
+
+ /* ================= Simple Array Format 0 Lookup Table ================ */
+ static void
+ gxv_LookupTable_fmt0_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UShort i;
+
+ GXV_LookupValueDesc value;
+
+
+ GXV_NAME_ENTER( "LookupTable format 0" );
+
+ GXV_LIMIT_CHECK( 2 * valid->face->num_glyphs );
+
+ for ( i = 0; i < valid->face->num_glyphs; i++ )
+ {
+ GXV_LIMIT_CHECK( 2 );
+ if ( p + 2 >= limit ) /* some fonts have too-short fmt0 array */
+ {
+ GXV_TRACE(( "too short, glyphs %d - %d are missing\n",
+ i, valid->face->num_glyphs ));
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_GLYPH_ID );
+ break;
+ }
+
+ value = GXV_LOOKUP_VALUE_LOAD( p, valid->lookupval_sign );
+ valid->lookupval_func( i, &value, valid );
+ }
+
+ valid->subtable_length = p - table;
+ GXV_EXIT;
+ }
+
+
+ /* ================= Segment Single Format 2 Loolup Table ============== */
+ /*
+ * Apple spec says:
+ *
+ * To guarantee that a binary search terminates, you must include one or
+ * more special `end of search table' values at the end of the data to
+ * be searched. The number of termination values that need to be
+ * included is table-specific. The value that indicates binary search
+ * termination is 0xFFFF.
+ *
+ * The problem is that nUnits does not include this end-marker. It's
+ * quite difficult to discriminate whether the following 0xFFFF comes from
+ * the end-marker or some next data.
+ *
+ * -- suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+ */
+ static void
+ gxv_LookupTable_fmt2_skip_endmarkers( FT_Bytes table,
+ FT_UShort unitSize,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+
+
+ while ( ( p + 4 ) < valid->root->limit )
+ {
+ if ( p[0] != 0xFF || p[1] != 0xFF || /* lastGlyph */
+ p[2] != 0xFF || p[3] != 0xFF ) /* firstGlyph */
+ break;
+ p += unitSize;
+ }
+
+ valid->subtable_length = p - table;
+ }
+
+
+ static void
+ gxv_LookupTable_fmt2_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UShort gid;
+
+ FT_UShort unitSize;
+ FT_UShort nUnits;
+ FT_UShort unit;
+ FT_UShort lastGlyph;
+ FT_UShort firstGlyph;
+ GXV_LookupValueDesc value;
+
+
+ GXV_NAME_ENTER( "LookupTable format 2" );
+
+ unitSize = nUnits = 0;
+ gxv_BinSrchHeader_validate( p, limit, &unitSize, &nUnits, valid );
+ p += valid->subtable_length;
+
+ GXV_UNITSIZE_VALIDATE( "format2", unitSize, nUnits, 6 );
+
+ for ( unit = 0, gid = 0; unit < nUnits; unit++ )
+ {
+ GXV_LIMIT_CHECK( 2 + 2 + 2 );
+ lastGlyph = FT_NEXT_USHORT( p );
+ firstGlyph = FT_NEXT_USHORT( p );
+ value = GXV_LOOKUP_VALUE_LOAD( p, valid->lookupval_sign );
+
+ gxv_glyphid_validate( firstGlyph, valid );
+ gxv_glyphid_validate( lastGlyph, valid );
+
+ if ( lastGlyph < gid )
+ {
+ GXV_TRACE(( "reverse ordered segment specification:"
+ " lastGlyph[%d]=%d < lastGlyph[%d]=%d\n",
+ unit, lastGlyph, unit - 1 , gid ));
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_GLYPH_ID );
+ }
+
+ if ( lastGlyph < firstGlyph )
+ {
+ GXV_TRACE(( "reverse ordered range specification at unit %d:",
+ " lastGlyph %d < firstGlyph %d ",
+ unit, lastGlyph, firstGlyph ));
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_GLYPH_ID );
+
+ if ( valid->root->level == FT_VALIDATE_TIGHT )
+ continue; /* ftxvalidator silently skips such an entry */
+
+ FT_TRACE4(( "continuing with exchanged values\n" ));
+ gid = firstGlyph;
+ firstGlyph = lastGlyph;
+ lastGlyph = gid;
+ }
+
+ for ( gid = firstGlyph; gid <= lastGlyph; gid++ )
+ valid->lookupval_func( gid, &value, valid );
+ }
+
+ gxv_LookupTable_fmt2_skip_endmarkers( p, unitSize, valid );
+ p += valid->subtable_length;
+
+ valid->subtable_length = p - table;
+ GXV_EXIT;
+ }
+
+
+ /* ================= Segment Array Format 4 Lookup Table =============== */
+ static void
+ gxv_LookupTable_fmt4_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UShort unit;
+ FT_UShort gid;
+
+ FT_UShort unitSize;
+ FT_UShort nUnits;
+ FT_UShort lastGlyph;
+ FT_UShort firstGlyph;
+ GXV_LookupValueDesc base_value;
+ GXV_LookupValueDesc value;
+
+
+ GXV_NAME_ENTER( "LookupTable format 4" );
+
+ unitSize = nUnits = 0;
+ gxv_BinSrchHeader_validate( p, limit, &unitSize, &nUnits, valid );
+ p += valid->subtable_length;
+
+ GXV_UNITSIZE_VALIDATE( "format4", unitSize, nUnits, 6 );
+
+ for ( unit = 0, gid = 0; unit < nUnits; unit++ )
+ {
+ GXV_LIMIT_CHECK( 2 + 2 );
+ lastGlyph = FT_NEXT_USHORT( p );
+ firstGlyph = FT_NEXT_USHORT( p );
+
+ gxv_glyphid_validate( firstGlyph, valid );
+ gxv_glyphid_validate( lastGlyph, valid );
+
+ if ( lastGlyph < gid )
+ {
+ GXV_TRACE(( "reverse ordered segment specification:"
+ " lastGlyph[%d]=%d < lastGlyph[%d]=%d\n",
+ unit, lastGlyph, unit - 1 , gid ));
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_GLYPH_ID );
+ }
+
+ if ( lastGlyph < firstGlyph )
+ {
+ GXV_TRACE(( "reverse ordered range specification at unit %d:",
+ " lastGlyph %d < firstGlyph %d ",
+ unit, lastGlyph, firstGlyph ));
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_GLYPH_ID );
+
+ if ( valid->root->level == FT_VALIDATE_TIGHT )
+ continue; /* ftxvalidator silently skips such an entry */
+
+ FT_TRACE4(( "continuing with exchanged values\n" ));
+ gid = firstGlyph;
+ firstGlyph = lastGlyph;
+ lastGlyph = gid;
+ }
+
+ GXV_LIMIT_CHECK( 2 );
+ base_value = GXV_LOOKUP_VALUE_LOAD( p, GXV_LOOKUPVALUE_UNSIGNED );
+
+ for ( gid = firstGlyph; gid <= lastGlyph; gid++ )
+ {
+ value = valid->lookupfmt4_trans( (FT_UShort)( gid - firstGlyph ),
+ &base_value,
+ limit,
+ valid );
+
+ valid->lookupval_func( gid, &value, valid );
+ }
+ }
+
+ gxv_LookupTable_fmt2_skip_endmarkers( p, unitSize, valid );
+ p += valid->subtable_length;
+
+ valid->subtable_length = p - table;
+ GXV_EXIT;
+ }
+
+
+ /* ================= Segment Table Format 6 Lookup Table =============== */
+ static void
+ gxv_LookupTable_fmt6_skip_endmarkers( FT_Bytes table,
+ FT_UShort unitSize,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+
+
+ while ( p < valid->root->limit )
+ {
+ if ( p[0] != 0xFF || p[1] != 0xFF )
+ break;
+ p += unitSize;
+ }
+
+ valid->subtable_length = p - table;
+ }
+
+
+ static void
+ gxv_LookupTable_fmt6_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UShort unit;
+ FT_UShort prev_glyph;
+
+ FT_UShort unitSize;
+ FT_UShort nUnits;
+ FT_UShort glyph;
+ GXV_LookupValueDesc value;
+
+
+ GXV_NAME_ENTER( "LookupTable format 6" );
+
+ unitSize = nUnits = 0;
+ gxv_BinSrchHeader_validate( p, limit, &unitSize, &nUnits, valid );
+ p += valid->subtable_length;
+
+ GXV_UNITSIZE_VALIDATE( "format6", unitSize, nUnits, 4 );
+
+ for ( unit = 0, prev_glyph = 0; unit < nUnits; unit++ )
+ {
+ GXV_LIMIT_CHECK( 2 + 2 );
+ glyph = FT_NEXT_USHORT( p );
+ value = GXV_LOOKUP_VALUE_LOAD( p, valid->lookupval_sign );
+
+ if ( gxv_glyphid_validate( glyph, valid ) )
+ GXV_TRACE(( " endmarker found within defined range"
+ " (entry %d < nUnits=%d)\n",
+ unit, nUnits ));
+
+ if ( prev_glyph > glyph )
+ {
+ GXV_TRACE(( "current gid 0x%04x < previous gid 0x%04x\n",
+ glyph, prev_glyph ));
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_GLYPH_ID );
+ }
+ prev_glyph = glyph;
+
+ valid->lookupval_func( glyph, &value, valid );
+ }
+
+ gxv_LookupTable_fmt6_skip_endmarkers( p, unitSize, valid );
+ p += valid->subtable_length;
+
+ valid->subtable_length = p - table;
+ GXV_EXIT;
+ }
+
+
+ /* ================= Trimmed Array Format 8 Lookup Table =============== */
+ static void
+ gxv_LookupTable_fmt8_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UShort i;
+
+ GXV_LookupValueDesc value;
+ FT_UShort firstGlyph;
+ FT_UShort glyphCount;
+
+
+ GXV_NAME_ENTER( "LookupTable format 8" );
+
+ /* firstGlyph + glyphCount */
+ GXV_LIMIT_CHECK( 2 + 2 );
+ firstGlyph = FT_NEXT_USHORT( p );
+ glyphCount = FT_NEXT_USHORT( p );
+
+ gxv_glyphid_validate( firstGlyph, valid );
+ gxv_glyphid_validate( (FT_UShort)( firstGlyph + glyphCount ), valid );
+
+ /* valueArray */
+ for ( i = 0; i < glyphCount; i++ )
+ {
+ GXV_LIMIT_CHECK( 2 );
+ value = GXV_LOOKUP_VALUE_LOAD( p, valid->lookupval_sign );
+ valid->lookupval_func( (FT_UShort)( firstGlyph + i ), &value, valid );
+ }
+
+ valid->subtable_length = p - table;
+ GXV_EXIT;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ gxv_LookupTable_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UShort format;
+
+ GXV_Validate_Func fmt_funcs_table[] =
+ {
+ gxv_LookupTable_fmt0_validate, /* 0 */
+ NULL, /* 1 */
+ gxv_LookupTable_fmt2_validate, /* 2 */
+ NULL, /* 3 */
+ gxv_LookupTable_fmt4_validate, /* 4 */
+ NULL, /* 5 */
+ gxv_LookupTable_fmt6_validate, /* 6 */
+ NULL, /* 7 */
+ gxv_LookupTable_fmt8_validate, /* 8 */
+ };
+
+ GXV_Validate_Func func;
+
+
+ GXV_NAME_ENTER( "LookupTable" );
+
+ /* lookuptbl_head may be used in fmt4 transit function. */
+ valid->lookuptbl_head = table;
+
+ /* format */
+ GXV_LIMIT_CHECK( 2 );
+ format = FT_NEXT_USHORT( p );
+ GXV_TRACE(( " (format %d)\n", format ));
+
+ if ( format > 8 )
+ FT_INVALID_FORMAT;
+
+ func = fmt_funcs_table[format];
+ if ( func == NULL )
+ FT_INVALID_FORMAT;
+
+ func( p, limit, valid );
+ p += valid->subtable_length;
+
+ valid->subtable_length = p - table;
+
+ GXV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** Glyph ID *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_LOCAL_DEF( FT_Int )
+ gxv_glyphid_validate( FT_UShort gid,
+ GXV_Validator valid )
+ {
+ FT_Face face;
+
+
+ if ( gid == 0xFFFFU )
+ {
+ GXV_EXIT;
+ return 1;
+ }
+
+ face = valid->face;
+ if ( face->num_glyphs < gid )
+ {
+ GXV_TRACE(( " gxv_glyphid_check() gid overflow: num_glyphs %d < %d\n",
+ face->num_glyphs, gid ));
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_GLYPH_ID );
+ }
+
+ return 0;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** CONTROL POINT *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_LOCAL_DEF( void )
+ gxv_ctlPoint_validate( FT_UShort gid,
+ FT_Short ctl_point,
+ GXV_Validator valid )
+ {
+ FT_Face face;
+ FT_Error error;
+
+ FT_GlyphSlot glyph;
+ FT_Outline outline;
+ short n_points;
+
+
+ face = valid->face;
+
+ error = FT_Load_Glyph( face,
+ gid,
+ FT_LOAD_NO_BITMAP | FT_LOAD_IGNORE_TRANSFORM );
+ if ( error )
+ FT_INVALID_GLYPH_ID;
+
+ glyph = face->glyph;
+ outline = glyph->outline;
+ n_points = outline.n_points;
+
+
+ if ( !( ctl_point < n_points ) )
+ FT_INVALID_DATA;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** SFNT NAME *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_LOCAL_DEF( void )
+ gxv_sfntName_validate( FT_UShort name_index,
+ FT_UShort min_index,
+ FT_UShort max_index,
+ GXV_Validator valid )
+ {
+ FT_SfntName name;
+ FT_UInt i;
+ FT_UInt nnames;
+
+
+ GXV_NAME_ENTER( "sfntName" );
+
+ if ( name_index < min_index || max_index < name_index )
+ FT_INVALID_FORMAT;
+
+ nnames = FT_Get_Sfnt_Name_Count( valid->face );
+ for ( i = 0; i < nnames; i++ )
+ {
+ if ( FT_Get_Sfnt_Name( valid->face, i, &name ) != GXV_Err_Ok )
+ continue ;
+
+ if ( name.name_id == name_index )
+ goto Out;
+ }
+
+ GXV_TRACE(( " nameIndex = %d (UNTITLED)\n", name_index ));
+ FT_INVALID_DATA;
+ goto Exit; /* make compiler happy */
+
+ Out:
+ FT_TRACE1(( " nameIndex = %d (", name_index ));
+ GXV_TRACE_HEXDUMP_SFNTNAME( name );
+ FT_TRACE1(( ")\n" ));
+
+ Exit:
+ GXV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** STATE TABLE *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* -------------------------- Class Table --------------------------- */
+
+ /*
+ * highestClass specifies how many classes are defined in this
+ * Class Subtable. Apple spec does not mention whether undefined
+ * holes in the class (e.g.: 0-3 are predefined, 4 is unused, 5 is used)
+ * are permitted. At present, holes in a defined class are not checked.
+ * -- suzuki toshiya <mpsuzuki@hiroshima-u.ac.jp>
+ */
+
+ static void
+ gxv_ClassTable_validate( FT_Bytes table,
+ FT_UShort* length_p,
+ FT_UShort stateSize,
+ FT_Byte* maxClassID_p,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_Bytes limit = table + *length_p;
+ FT_UShort firstGlyph;
+ FT_UShort nGlyphs;
+
+
+ GXV_NAME_ENTER( "ClassTable" );
+
+ *maxClassID_p = 3; /* Classes 0, 2, and 3 are predefined */
+
+ GXV_LIMIT_CHECK( 2 + 2 );
+ firstGlyph = FT_NEXT_USHORT( p );
+ nGlyphs = FT_NEXT_USHORT( p );
+
+ GXV_TRACE(( " (firstGlyph = %d, nGlyphs = %d)\n", firstGlyph, nGlyphs ));
+
+ if ( !nGlyphs )
+ goto Out;
+
+ gxv_glyphid_validate( (FT_UShort)( firstGlyph + nGlyphs ), valid );
+
+ {
+ FT_Byte nGlyphInClass[256];
+ FT_Byte classID;
+ FT_UShort i;
+
+
+ ft_memset( nGlyphInClass, 0, 256 );
+
+
+ for ( i = 0; i < nGlyphs; i++ )
+ {
+ GXV_LIMIT_CHECK( 1 );
+ classID = FT_NEXT_BYTE( p );
+ switch ( classID )
+ {
+ /* following classes should not appear in class array */
+ case 0: /* end of text */
+ case 2: /* out of bounds */
+ case 3: /* end of line */
+ FT_INVALID_DATA;
+ break;
+
+ case 1: /* out of bounds */
+ default: /* user-defined: 4 - ( stateSize - 1 ) */
+ if ( classID >= stateSize )
+ FT_INVALID_DATA; /* assign glyph to undefined state */
+
+ nGlyphInClass[classID]++;
+ break;
+ }
+ }
+ *length_p = (FT_UShort)( p - table );
+
+ /* scan max ClassID in use */
+ for ( i = 0; i < stateSize; i++ )
+ if ( ( 3 < i ) && ( nGlyphInClass[i] > 0 ) )
+ *maxClassID_p = (FT_Byte)i; /* XXX: Check Range? */
+ }
+
+ Out:
+ GXV_TRACE(( "Declared stateSize=0x%02x, Used maxClassID=0x%02x\n",
+ stateSize, *maxClassID_p ));
+ GXV_EXIT;
+ }
+
+
+ /* --------------------------- State Array ----------------------------- */
+
+ static void
+ gxv_StateArray_validate( FT_Bytes table,
+ FT_UShort* length_p,
+ FT_Byte maxClassID,
+ FT_UShort stateSize,
+ FT_Byte* maxState_p,
+ FT_Byte* maxEntry_p,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_Bytes limit = table + *length_p;
+ FT_Byte clazz;
+ FT_Byte entry;
+
+ FT_UNUSED( stateSize ); /* for the non-debugging case */
+
+
+ GXV_NAME_ENTER( "StateArray" );
+
+ GXV_TRACE(( "parse %d bytes by stateSize=%d maxClassID=%d\n",
+ (int)(*length_p), stateSize, (int)(maxClassID) ));
+
+ /*
+ * 2 states are predefined and must be described in StateArray:
+ * state 0 (start of text), 1 (start of line)
+ */
+ GXV_LIMIT_CHECK( ( 1 + maxClassID ) * 2 );
+
+ *maxState_p = 0;
+ *maxEntry_p = 0;
+
+ /* read if enough to read another state */
+ while ( p + ( 1 + maxClassID ) <= limit )
+ {
+ (*maxState_p)++;
+ for ( clazz = 0; clazz <= maxClassID; clazz++ )
+ {
+ entry = FT_NEXT_BYTE( p );
+ *maxEntry_p = (FT_Byte)FT_MAX( *maxEntry_p, entry );
+ }
+ }
+ GXV_TRACE(( "parsed: maxState=%d, maxEntry=%d\n",
+ *maxState_p, *maxEntry_p ));
+
+ *length_p = (FT_UShort)( p - table );
+
+ GXV_EXIT;
+ }
+
+
+ /* --------------------------- Entry Table ----------------------------- */
+
+ static void
+ gxv_EntryTable_validate( FT_Bytes table,
+ FT_UShort* length_p,
+ FT_Byte maxEntry,
+ FT_UShort stateArray,
+ FT_UShort stateArray_length,
+ FT_Byte maxClassID,
+ FT_Bytes statetable_table,
+ FT_Bytes statetable_limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_Bytes limit = table + *length_p;
+ FT_Byte entry;
+ FT_Byte state;
+ FT_Int entrySize = 2 + 2 + GXV_GLYPHOFFSET_SIZE( statetable );
+
+ GXV_XStateTable_GlyphOffsetDesc glyphOffset;
+
+
+ GXV_NAME_ENTER( "EntryTable" );
+
+ GXV_TRACE(( "maxEntry=%d entrySize=%d\n", maxEntry, entrySize ));
+
+ if ( ( maxEntry + 1 ) * entrySize > *length_p )
+ {
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_TOO_SHORT );
+
+ /* ftxvalidator and FontValidator both warn and continue */
+ maxEntry = (FT_Byte)( *length_p / entrySize - 1 );
+ GXV_TRACE(( "too large maxEntry, shrinking to %d fit EntryTable length\n",
+ maxEntry ));
+ }
+
+ for ( entry = 0; entry <= maxEntry; entry++ )
+ {
+ FT_UShort newState;
+ FT_UShort flags;
+
+
+ GXV_LIMIT_CHECK( 2 + 2 );
+ newState = FT_NEXT_USHORT( p );
+ flags = FT_NEXT_USHORT( p );
+
+
+ if ( newState < stateArray ||
+ stateArray + stateArray_length < newState )
+ {
+ GXV_TRACE(( " newState offset 0x%04x is out of stateArray\n",
+ newState ));
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_OFFSET );
+ continue;
+ }
+
+ if ( 0 != ( ( newState - stateArray ) % ( 1 + maxClassID ) ) )
+ {
+ GXV_TRACE(( " newState offset 0x%04x is not aligned to %d-classes\n",
+ newState, 1 + maxClassID ));
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_OFFSET );
+ continue;
+ }
+
+ state = (FT_Byte)( ( newState - stateArray ) / ( 1 + maxClassID ) );
+
+ switch ( GXV_GLYPHOFFSET_FMT( statetable ) )
+ {
+ case GXV_GLYPHOFFSET_NONE:
+ glyphOffset.uc = 0; /* make compiler happy */
+ break;
+
+ case GXV_GLYPHOFFSET_UCHAR:
+ glyphOffset.uc = FT_NEXT_BYTE( p );
+ break;
+
+ case GXV_GLYPHOFFSET_CHAR:
+ glyphOffset.c = FT_NEXT_CHAR( p );
+ break;
+
+ case GXV_GLYPHOFFSET_USHORT:
+ glyphOffset.u = FT_NEXT_USHORT( p );
+ break;
+
+ case GXV_GLYPHOFFSET_SHORT:
+ glyphOffset.s = FT_NEXT_SHORT( p );
+ break;
+
+ case GXV_GLYPHOFFSET_ULONG:
+ glyphOffset.ul = FT_NEXT_ULONG( p );
+ break;
+
+ case GXV_GLYPHOFFSET_LONG:
+ glyphOffset.l = FT_NEXT_LONG( p );
+ break;
+
+ default:
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_FORMAT );
+ goto Exit;
+ }
+
+ if ( NULL != valid->statetable.entry_validate_func )
+ valid->statetable.entry_validate_func( state,
+ flags,
+ &glyphOffset,
+ statetable_table,
+ statetable_limit,
+ valid );
+ }
+
+ Exit:
+ *length_p = (FT_UShort)( p - table );
+
+ GXV_EXIT;
+ }
+
+
+ /* =========================== State Table ============================= */
+
+ FT_LOCAL_DEF( void )
+ gxv_StateTable_subtable_setup( FT_UShort table_size,
+ FT_UShort classTable,
+ FT_UShort stateArray,
+ FT_UShort entryTable,
+ FT_UShort* classTable_length_p,
+ FT_UShort* stateArray_length_p,
+ FT_UShort* entryTable_length_p,
+ GXV_Validator valid )
+ {
+ FT_UShort o[3];
+ FT_UShort* l[3];
+ FT_UShort buff[4];
+
+
+ o[0] = classTable;
+ o[1] = stateArray;
+ o[2] = entryTable;
+ l[0] = classTable_length_p;
+ l[1] = stateArray_length_p;
+ l[2] = entryTable_length_p;
+
+ gxv_set_length_by_ushort_offset( o, l, buff, 3, table_size, valid );
+ }
+
+
+ FT_LOCAL_DEF( void )
+ gxv_StateTable_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_UShort stateSize;
+ FT_UShort classTable; /* offset to Class(Sub)Table */
+ FT_UShort stateArray; /* offset to StateArray */
+ FT_UShort entryTable; /* offset to EntryTable */
+
+ FT_UShort classTable_length;
+ FT_UShort stateArray_length;
+ FT_UShort entryTable_length;
+ FT_Byte maxClassID;
+ FT_Byte maxState;
+ FT_Byte maxEntry;
+
+ GXV_StateTable_Subtable_Setup_Func setup_func;
+
+ FT_Bytes p = table;
+
+
+ GXV_NAME_ENTER( "StateTable" );
+
+ GXV_TRACE(( "StateTable header\n" ));
+
+ GXV_LIMIT_CHECK( 2 + 2 + 2 + 2 );
+ stateSize = FT_NEXT_USHORT( p );
+ classTable = FT_NEXT_USHORT( p );
+ stateArray = FT_NEXT_USHORT( p );
+ entryTable = FT_NEXT_USHORT( p );
+
+ GXV_TRACE(( "stateSize=0x%04x\n", stateSize ));
+ GXV_TRACE(( "offset to classTable=0x%04x\n", classTable ));
+ GXV_TRACE(( "offset to stateArray=0x%04x\n", stateArray ));
+ GXV_TRACE(( "offset to entryTable=0x%04x\n", entryTable ));
+
+ if ( stateSize > 0xFF )
+ FT_INVALID_DATA;
+
+ if ( valid->statetable.optdata_load_func != NULL )
+ valid->statetable.optdata_load_func( p, limit, valid );
+
+ if ( valid->statetable.subtable_setup_func != NULL)
+ setup_func = valid->statetable.subtable_setup_func;
+ else
+ setup_func = gxv_StateTable_subtable_setup;
+
+ setup_func( (FT_UShort)( limit - table ),
+ classTable,
+ stateArray,
+ entryTable,
+ &classTable_length,
+ &stateArray_length,
+ &entryTable_length,
+ valid );
+
+ GXV_TRACE(( "StateTable Subtables\n" ));
+
+ if ( classTable != 0 )
+ gxv_ClassTable_validate( table + classTable,
+ &classTable_length,
+ stateSize,
+ &maxClassID,
+ valid );
+ else
+ maxClassID = (FT_Byte)( stateSize - 1 );
+
+ if ( stateArray != 0 )
+ gxv_StateArray_validate( table + stateArray,
+ &stateArray_length,
+ maxClassID,
+ stateSize,
+ &maxState,
+ &maxEntry,
+ valid );
+ else
+ {
+ maxState = 1; /* 0:start of text, 1:start of line are predefined */
+ maxEntry = 0;
+ }
+
+ if ( maxEntry > 0 && entryTable == 0 )
+ FT_INVALID_OFFSET;
+
+ if ( entryTable != 0 )
+ gxv_EntryTable_validate( table + entryTable,
+ &entryTable_length,
+ maxEntry,
+ stateArray,
+ stateArray_length,
+ maxClassID,
+ table,
+ limit,
+ valid );
+
+ GXV_EXIT;
+ }
+
+
+ /* ================= eXtended State Table (for morx) =================== */
+
+ FT_LOCAL_DEF( void )
+ gxv_XStateTable_subtable_setup( FT_ULong table_size,
+ FT_ULong classTable,
+ FT_ULong stateArray,
+ FT_ULong entryTable,
+ FT_ULong* classTable_length_p,
+ FT_ULong* stateArray_length_p,
+ FT_ULong* entryTable_length_p,
+ GXV_Validator valid )
+ {
+ FT_ULong o[3];
+ FT_ULong* l[3];
+ FT_ULong buff[4];
+
+
+ o[0] = classTable;
+ o[1] = stateArray;
+ o[2] = entryTable;
+ l[0] = classTable_length_p;
+ l[1] = stateArray_length_p;
+ l[2] = entryTable_length_p;
+
+ gxv_set_length_by_ulong_offset( o, l, buff, 3, table_size, valid );
+ }
+
+
+ static void
+ gxv_XClassTable_lookupval_validate( FT_UShort glyph,
+ GXV_LookupValueCPtr value_p,
+ GXV_Validator valid )
+ {
+ FT_UNUSED( glyph );
+
+ if ( value_p->u >= valid->xstatetable.nClasses )
+ FT_INVALID_DATA;
+ if ( value_p->u > valid->xstatetable.maxClassID )
+ valid->xstatetable.maxClassID = value_p->u;
+ }
+
+
+ /*
+ +===============+ --------+
+ | lookup header | |
+ +===============+ |
+ | BinSrchHeader | |
+ +===============+ |
+ | lastGlyph[0] | |
+ +---------------+ |
+ | firstGlyph[0] | | head of lookup table
+ +---------------+ | +
+ | offset[0] | -> | offset [byte]
+ +===============+ | +
+ | lastGlyph[1] | | (glyphID - firstGlyph) * 2 [byte]
+ +---------------+ |
+ | firstGlyph[1] | |
+ +---------------+ |
+ | offset[1] | |
+ +===============+ |
+ |
+ .... |
+ |
+ 16bit value array |
+ +===============+ |
+ | value | <-------+
+ ....
+ */
+ static GXV_LookupValueDesc
+ gxv_XClassTable_lookupfmt4_transit( FT_UShort relative_gindex,
+ GXV_LookupValueCPtr base_value_p,
+ FT_Bytes lookuptbl_limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p;
+ FT_Bytes limit;
+ FT_UShort offset;
+ GXV_LookupValueDesc value;
+
+ /* XXX: check range? */
+ offset = (FT_UShort)( base_value_p->u +
+ relative_gindex * sizeof ( FT_UShort ) );
+
+ p = valid->lookuptbl_head + offset;
+ limit = lookuptbl_limit;
+
+ GXV_LIMIT_CHECK ( 2 );
+ value.u = FT_NEXT_USHORT( p );
+
+ return value;
+ }
+
+
+ static void
+ gxv_XStateArray_validate( FT_Bytes table,
+ FT_ULong* length_p,
+ FT_UShort maxClassID,
+ FT_ULong stateSize,
+ FT_UShort* maxState_p,
+ FT_UShort* maxEntry_p,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_Bytes limit = table + *length_p;
+ FT_UShort clazz;
+ FT_UShort entry;
+
+ FT_UNUSED( stateSize ); /* for the non-debugging case */
+
+
+ GXV_NAME_ENTER( "XStateArray" );
+
+ GXV_TRACE(( "parse % 3d bytes by stateSize=% 3d maxClassID=% 3d\n",
+ (int)(*length_p), stateSize, (int)(maxClassID) ));
+
+ /*
+ * 2 states are predefined and must be described:
+ * state 0 (start of text), 1 (start of line)
+ */
+ GXV_LIMIT_CHECK( ( 1 + maxClassID ) * 2 * 2 );
+
+ *maxState_p = 0;
+ *maxEntry_p = 0;
+
+ /* read if enough to read another state */
+ while ( p + ( ( 1 + maxClassID ) * 2 ) <= limit )
+ {
+ (*maxState_p)++;
+ for ( clazz = 0; clazz <= maxClassID; clazz++ )
+ {
+ entry = FT_NEXT_USHORT( p );
+ *maxEntry_p = (FT_UShort)FT_MAX( *maxEntry_p, entry );
+ }
+ }
+ GXV_TRACE(( "parsed: maxState=%d, maxEntry=%d\n",
+ *maxState_p, *maxEntry_p ));
+
+ *length_p = p - table;
+
+ GXV_EXIT;
+ }
+
+
+ static void
+ gxv_XEntryTable_validate( FT_Bytes table,
+ FT_ULong* length_p,
+ FT_UShort maxEntry,
+ FT_ULong stateArray_length,
+ FT_UShort maxClassID,
+ FT_Bytes xstatetable_table,
+ FT_Bytes xstatetable_limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_Bytes limit = table + *length_p;
+ FT_UShort entry;
+ FT_UShort state;
+ FT_Int entrySize = 2 + 2 + GXV_GLYPHOFFSET_SIZE( xstatetable );
+
+
+ GXV_NAME_ENTER( "XEntryTable" );
+ GXV_TRACE(( "maxEntry=%d entrySize=%d\n", maxEntry, entrySize ));
+
+ if ( ( p + ( maxEntry + 1 ) * entrySize ) > limit )
+ FT_INVALID_TOO_SHORT;
+
+ for (entry = 0; entry <= maxEntry ; entry++ )
+ {
+ FT_UShort newState_idx;
+ FT_UShort flags;
+ GXV_XStateTable_GlyphOffsetDesc glyphOffset;
+
+
+ GXV_LIMIT_CHECK( 2 + 2 );
+ newState_idx = FT_NEXT_USHORT( p );
+ flags = FT_NEXT_USHORT( p );
+
+ if ( stateArray_length < (FT_ULong)( newState_idx * 2 ) )
+ {
+ GXV_TRACE(( " newState index 0x%04x points out of stateArray\n",
+ newState_idx ));
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_OFFSET );
+ }
+
+ state = (FT_UShort)( newState_idx / ( 1 + maxClassID ) );
+ if ( 0 != ( newState_idx % ( 1 + maxClassID ) ) )
+ {
+ FT_TRACE4(( "-> new state = %d (supposed)\n"
+ "but newState index 0x%04x is not aligned to %d-classes\n",
+ state, newState_idx, 1 + maxClassID ));
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_OFFSET );
+ }
+
+ switch ( GXV_GLYPHOFFSET_FMT( xstatetable ) )
+ {
+ case GXV_GLYPHOFFSET_NONE:
+ glyphOffset.uc = 0; /* make compiler happy */
+ break;
+
+ case GXV_GLYPHOFFSET_UCHAR:
+ glyphOffset.uc = FT_NEXT_BYTE( p );
+ break;
+
+ case GXV_GLYPHOFFSET_CHAR:
+ glyphOffset.c = FT_NEXT_CHAR( p );
+ break;
+
+ case GXV_GLYPHOFFSET_USHORT:
+ glyphOffset.u = FT_NEXT_USHORT( p );
+ break;
+
+ case GXV_GLYPHOFFSET_SHORT:
+ glyphOffset.s = FT_NEXT_SHORT( p );
+ break;
+
+ case GXV_GLYPHOFFSET_ULONG:
+ glyphOffset.ul = FT_NEXT_ULONG( p );
+ break;
+
+ case GXV_GLYPHOFFSET_LONG:
+ glyphOffset.l = FT_NEXT_LONG( p );
+ break;
+
+ default:
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_FORMAT );
+ goto Exit;
+ }
+
+ if ( NULL != valid->xstatetable.entry_validate_func )
+ valid->xstatetable.entry_validate_func( state,
+ flags,
+ &glyphOffset,
+ xstatetable_table,
+ xstatetable_limit,
+ valid );
+ }
+
+ Exit:
+ *length_p = p - table;
+
+ GXV_EXIT;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ gxv_XStateTable_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ /* StateHeader members */
+ FT_ULong classTable; /* offset to Class(Sub)Table */
+ FT_ULong stateArray; /* offset to StateArray */
+ FT_ULong entryTable; /* offset to EntryTable */
+
+ FT_ULong classTable_length;
+ FT_ULong stateArray_length;
+ FT_ULong entryTable_length;
+ FT_UShort maxState;
+ FT_UShort maxEntry;
+
+ GXV_XStateTable_Subtable_Setup_Func setup_func;
+
+ FT_Bytes p = table;
+
+
+ GXV_NAME_ENTER( "XStateTable" );
+
+ GXV_TRACE(( "XStateTable header\n" ));
+
+ GXV_LIMIT_CHECK( 4 + 4 + 4 + 4 );
+ valid->xstatetable.nClasses = FT_NEXT_ULONG( p );
+ classTable = FT_NEXT_ULONG( p );
+ stateArray = FT_NEXT_ULONG( p );
+ entryTable = FT_NEXT_ULONG( p );
+
+ GXV_TRACE(( "nClasses =0x%08x\n", valid->xstatetable.nClasses ));
+ GXV_TRACE(( "offset to classTable=0x%08x\n", classTable ));
+ GXV_TRACE(( "offset to stateArray=0x%08x\n", stateArray ));
+ GXV_TRACE(( "offset to entryTable=0x%08x\n", entryTable ));
+
+ if ( valid->xstatetable.nClasses > 0xFFFFU )
+ FT_INVALID_DATA;
+
+ GXV_TRACE(( "StateTable Subtables\n" ));
+
+ if ( valid->xstatetable.optdata_load_func != NULL )
+ valid->xstatetable.optdata_load_func( p, limit, valid );
+
+ if ( valid->xstatetable.subtable_setup_func != NULL )
+ setup_func = valid->xstatetable.subtable_setup_func;
+ else
+ setup_func = gxv_XStateTable_subtable_setup;
+
+ setup_func( limit - table,
+ classTable,
+ stateArray,
+ entryTable,
+ &classTable_length,
+ &stateArray_length,
+ &entryTable_length,
+ valid );
+
+ if ( classTable != 0 )
+ {
+ valid->xstatetable.maxClassID = 0;
+ valid->lookupval_sign = GXV_LOOKUPVALUE_UNSIGNED;
+ valid->lookupval_func = gxv_XClassTable_lookupval_validate;
+ valid->lookupfmt4_trans = gxv_XClassTable_lookupfmt4_transit;
+ gxv_LookupTable_validate( table + classTable,
+ table + classTable + classTable_length,
+ valid );
+ if ( valid->subtable_length < classTable_length )
+ classTable_length = valid->subtable_length;
+ }
+ else
+ {
+ /* XXX: check range? */
+ valid->xstatetable.maxClassID =
+ (FT_UShort)( valid->xstatetable.nClasses - 1 );
+ }
+
+ if ( stateArray != 0 )
+ gxv_XStateArray_validate( table + stateArray,
+ &stateArray_length,
+ valid->xstatetable.maxClassID,
+ valid->xstatetable.nClasses,
+ &maxState,
+ &maxEntry,
+ valid );
+ else
+ {
+ maxState = 1; /* 0:start of text, 1:start of line are predefined */
+ maxEntry = 0;
+ }
+
+ if ( maxEntry > 0 && entryTable == 0 )
+ FT_INVALID_OFFSET;
+
+ if ( entryTable != 0 )
+ gxv_XEntryTable_validate( table + entryTable,
+ &entryTable_length,
+ maxEntry,
+ stateArray_length,
+ valid->xstatetable.maxClassID,
+ table,
+ limit,
+ valid );
+
+ GXV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** Table overlapping *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ static int
+ gxv_compare_ranges( FT_Bytes table1_start,
+ FT_ULong table1_length,
+ FT_Bytes table2_start,
+ FT_ULong table2_length )
+ {
+ if ( table1_start == table2_start )
+ {
+ if ( ( table1_length == 0 || table2_length == 0 ) )
+ goto Out;
+ }
+ else if ( table1_start < table2_start )
+ {
+ if ( ( table1_start + table1_length ) <= table2_start )
+ goto Out;
+ }
+ else if ( table1_start > table2_start )
+ {
+ if ( ( table1_start >= table2_start + table2_length ) )
+ goto Out;
+ }
+ return 1;
+
+ Out:
+ return 0;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ gxv_odtect_add_range( FT_Bytes start,
+ FT_ULong length,
+ const FT_String* name,
+ GXV_odtect_Range odtect )
+ {
+ odtect->range[odtect->nRanges].start = start;
+ odtect->range[odtect->nRanges].length = length;
+ odtect->range[odtect->nRanges].name = (FT_String*)name;
+ odtect->nRanges++;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ gxv_odtect_validate( GXV_odtect_Range odtect,
+ GXV_Validator valid )
+ {
+ FT_UInt i, j;
+
+
+ GXV_NAME_ENTER( "check overlap among multi ranges" );
+
+ for ( i = 0; i < odtect->nRanges; i++ )
+ for ( j = 0; j < i; j++ )
+ if ( 0 != gxv_compare_ranges( odtect->range[i].start,
+ odtect->range[i].length,
+ odtect->range[j].start,
+ odtect->range[j].length ) )
+ {
+ if ( odtect->range[i].name || odtect->range[j].name )
+ GXV_TRACE(( "found overlap between range %d and range %d\n",
+ i, j ));
+ else
+ GXV_TRACE(( "found overlap between `%s' and `%s\'\n",
+ odtect->range[i].name,
+ odtect->range[j].name ));
+ FT_INVALID_OFFSET;
+ }
+
+ GXV_EXIT;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* gxvcommn.h */
+/* */
+/* TrueTypeGX/AAT common tables validation (specification). */
+/* */
+/* Copyright 2004, 2005, 2012 */
+/* by suzuki toshiya, Masatake YAMATO, Red Hat K.K., */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/***************************************************************************/
+/* */
+/* gxvalid is derived from both gxlayout module and otvalid module. */
+/* Development of gxlayout is supported by the Information-technology */
+/* Promotion Agency(IPA), Japan. */
+/* */
+/***************************************************************************/
+
+
+ /*
+ * keywords in variable naming
+ * ---------------------------
+ * table: Of type FT_Bytes, pointing to the start of this table/subtable.
+ * limit: Of type FT_Bytes, pointing to the end of this table/subtable,
+ * including padding for alignment.
+ * offset: Of type FT_UInt, the number of octets from the start to target.
+ * length: Of type FT_UInt, the number of octets from the start to the
+ * end in this table/subtable, including padding for alignment.
+ *
+ * _MIN, _MAX: Should be added to the tail of macros, as INT_MIN, etc.
+ */
+
+
+#ifndef __GXVCOMMN_H__
+#define __GXVCOMMN_H__
+
+
+#include <ft2build.h>
+#include "gxvalid.h"
+#include FT_INTERNAL_DEBUG_H
+#include FT_SFNT_NAMES_H
+
+
+FT_BEGIN_HEADER
+
+
+ /* some variables are not evaluated or only used in trace */
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+#define GXV_LOAD_TRACE_VARS
+#else
+#undef GXV_LOAD_TRACE_VARS
+#endif
+
+#undef GXV_LOAD_UNUSED_VARS /* debug purpose */
+
+#define IS_PARANOID_VALIDATION ( valid->root->level >= FT_VALIDATE_PARANOID )
+#define GXV_SET_ERR_IF_PARANOID( err ) { if ( IS_PARANOID_VALIDATION ) ( err ); }
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** VALIDATION *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ typedef struct GXV_ValidatorRec_* GXV_Validator;
+
+
+#define DUMMY_LIMIT 0
+
+ typedef void
+ (*GXV_Validate_Func)( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid );
+
+
+ /* ====================== LookupTable Validator ======================== */
+
+ typedef union GXV_LookupValueDesc_
+ {
+ FT_UShort u;
+ FT_Short s;
+
+ } GXV_LookupValueDesc;
+
+ typedef const GXV_LookupValueDesc* GXV_LookupValueCPtr;
+
+ typedef enum GXV_LookupValue_SignSpec_
+ {
+ GXV_LOOKUPVALUE_UNSIGNED = 0,
+ GXV_LOOKUPVALUE_SIGNED
+
+ } GXV_LookupValue_SignSpec;
+
+
+ typedef void
+ (*GXV_Lookup_Value_Validate_Func)( FT_UShort glyph,
+ GXV_LookupValueCPtr value_p,
+ GXV_Validator valid );
+
+ typedef GXV_LookupValueDesc
+ (*GXV_Lookup_Fmt4_Transit_Func)( FT_UShort relative_gindex,
+ GXV_LookupValueCPtr base_value_p,
+ FT_Bytes lookuptbl_limit,
+ GXV_Validator valid );
+
+
+ /* ====================== StateTable Validator ========================= */
+
+ typedef enum GXV_GlyphOffset_Format_
+ {
+ GXV_GLYPHOFFSET_NONE = -1,
+ GXV_GLYPHOFFSET_UCHAR = 2,
+ GXV_GLYPHOFFSET_CHAR,
+ GXV_GLYPHOFFSET_USHORT = 4,
+ GXV_GLYPHOFFSET_SHORT,
+ GXV_GLYPHOFFSET_ULONG = 8,
+ GXV_GLYPHOFFSET_LONG
+
+ } GXV_GlyphOffset_Format;
+
+
+#define GXV_GLYPHOFFSET_FMT( table ) \
+ ( valid->table.entry_glyphoffset_fmt )
+
+#define GXV_GLYPHOFFSET_SIZE( table ) \
+ ( valid->table.entry_glyphoffset_fmt / 2 )
+
+
+ /* ----------------------- 16bit StateTable ---------------------------- */
+
+ typedef union GXV_StateTable_GlyphOffsetDesc_
+ {
+ FT_Byte uc;
+ FT_UShort u; /* same as GXV_LookupValueDesc */
+ FT_ULong ul;
+ FT_Char c;
+ FT_Short s; /* same as GXV_LookupValueDesc */
+ FT_Long l;
+
+ } GXV_StateTable_GlyphOffsetDesc;
+
+ typedef const GXV_StateTable_GlyphOffsetDesc* GXV_StateTable_GlyphOffsetCPtr;
+
+ typedef void
+ (*GXV_StateTable_Subtable_Setup_Func)( FT_UShort table_size,
+ FT_UShort classTable,
+ FT_UShort stateArray,
+ FT_UShort entryTable,
+ FT_UShort* classTable_length_p,
+ FT_UShort* stateArray_length_p,
+ FT_UShort* entryTable_length_p,
+ GXV_Validator valid );
+
+ typedef void
+ (*GXV_StateTable_Entry_Validate_Func)(
+ FT_Byte state,
+ FT_UShort flags,
+ GXV_StateTable_GlyphOffsetCPtr glyphOffset_p,
+ FT_Bytes statetable_table,
+ FT_Bytes statetable_limit,
+ GXV_Validator valid );
+
+ typedef void
+ (*GXV_StateTable_OptData_Load_Func)( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid );
+
+ typedef struct GXV_StateTable_ValidatorRec_
+ {
+ GXV_GlyphOffset_Format entry_glyphoffset_fmt;
+ void* optdata;
+
+ GXV_StateTable_Subtable_Setup_Func subtable_setup_func;
+ GXV_StateTable_Entry_Validate_Func entry_validate_func;
+ GXV_StateTable_OptData_Load_Func optdata_load_func;
+
+ } GXV_StateTable_ValidatorRec, *GXV_StateTable_ValidatorRecData;
+
+
+ /* ---------------------- 32bit XStateTable ---------------------------- */
+
+ typedef GXV_StateTable_GlyphOffsetDesc GXV_XStateTable_GlyphOffsetDesc;
+
+ typedef const GXV_XStateTable_GlyphOffsetDesc* GXV_XStateTable_GlyphOffsetCPtr;
+
+ typedef void
+ (*GXV_XStateTable_Subtable_Setup_Func)( FT_ULong table_size,
+ FT_ULong classTable,
+ FT_ULong stateArray,
+ FT_ULong entryTable,
+ FT_ULong* classTable_length_p,
+ FT_ULong* stateArray_length_p,
+ FT_ULong* entryTable_length_p,
+ GXV_Validator valid );
+
+ typedef void
+ (*GXV_XStateTable_Entry_Validate_Func)(
+ FT_UShort state,
+ FT_UShort flags,
+ GXV_StateTable_GlyphOffsetCPtr glyphOffset_p,
+ FT_Bytes xstatetable_table,
+ FT_Bytes xstatetable_limit,
+ GXV_Validator valid );
+
+
+ typedef GXV_StateTable_OptData_Load_Func GXV_XStateTable_OptData_Load_Func;
+
+
+ typedef struct GXV_XStateTable_ValidatorRec_
+ {
+ int entry_glyphoffset_fmt;
+ void* optdata;
+
+ GXV_XStateTable_Subtable_Setup_Func subtable_setup_func;
+ GXV_XStateTable_Entry_Validate_Func entry_validate_func;
+ GXV_XStateTable_OptData_Load_Func optdata_load_func;
+
+ FT_ULong nClasses;
+ FT_UShort maxClassID;
+
+ } GXV_XStateTable_ValidatorRec, *GXV_XStateTable_ValidatorRecData;
+
+
+ /* ===================================================================== */
+
+ typedef struct GXV_ValidatorRec_
+ {
+ FT_Validator root;
+
+ FT_Face face;
+ void* table_data;
+
+ FT_ULong subtable_length;
+
+ GXV_LookupValue_SignSpec lookupval_sign;
+ GXV_Lookup_Value_Validate_Func lookupval_func;
+ GXV_Lookup_Fmt4_Transit_Func lookupfmt4_trans;
+ FT_Bytes lookuptbl_head;
+
+ FT_UShort min_gid;
+ FT_UShort max_gid;
+
+ GXV_StateTable_ValidatorRec statetable;
+ GXV_XStateTable_ValidatorRec xstatetable;
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+ FT_UInt debug_indent;
+ const FT_String* debug_function_name[3];
+#endif
+
+ } GXV_ValidatorRec;
+
+
+#define GXV_TABLE_DATA( tag, field ) \
+ ( ( (GXV_ ## tag ## _Data)valid->table_data )->field )
+
+#undef FT_INVALID_
+#define FT_INVALID_( _prefix, _error ) \
+ ft_validator_error( valid->root, _prefix ## _error )
+
+#define GXV_LIMIT_CHECK( _count ) \
+ FT_BEGIN_STMNT \
+ if ( p + _count > ( limit? limit : valid->root->limit ) ) \
+ FT_INVALID_TOO_SHORT; \
+ FT_END_STMNT
+
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+
+#define GXV_INIT valid->debug_indent = 0
+
+#define GXV_NAME_ENTER( name ) \
+ FT_BEGIN_STMNT \
+ valid->debug_indent += 2; \
+ FT_TRACE4(( "%*.s", valid->debug_indent, 0 )); \
+ FT_TRACE4(( "%s table\n", name )); \
+ FT_END_STMNT
+
+#define GXV_EXIT valid->debug_indent -= 2
+
+#define GXV_TRACE( s ) \
+ FT_BEGIN_STMNT \
+ FT_TRACE4(( "%*.s", valid->debug_indent, 0 )); \
+ FT_TRACE4( s ); \
+ FT_END_STMNT
+
+#else /* !FT_DEBUG_LEVEL_TRACE */
+
+#define GXV_INIT do { } while ( 0 )
+#define GXV_NAME_ENTER( name ) do { } while ( 0 )
+#define GXV_EXIT do { } while ( 0 )
+
+#define GXV_TRACE( s ) do { } while ( 0 )
+
+#endif /* !FT_DEBUG_LEVEL_TRACE */
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** 32bit alignment checking *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+#define GXV_32BIT_ALIGNMENT_VALIDATE( a ) \
+ FT_BEGIN_STMNT \
+ { \
+ if ( (a) & 3 ) \
+ FT_INVALID_OFFSET ; \
+ } \
+ FT_END_STMNT
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** Dumping Binary Data *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+#define GXV_TRACE_HEXDUMP( p, len ) \
+ FT_BEGIN_STMNT \
+ { \
+ FT_Bytes b; \
+ \
+ \
+ for ( b = p; b < (FT_Bytes)p + len; b++ ) \
+ FT_TRACE1(("\\x%02x", *b)) ; \
+ } \
+ FT_END_STMNT
+
+#define GXV_TRACE_HEXDUMP_C( p, len ) \
+ FT_BEGIN_STMNT \
+ { \
+ FT_Bytes b; \
+ \
+ \
+ for ( b = p; b < (FT_Bytes)p + len; b++ ) \
+ if ( 0x40 < *b && *b < 0x7e ) \
+ FT_TRACE1(("%c", *b)) ; \
+ else \
+ FT_TRACE1(("\\x%02x", *b)) ; \
+ } \
+ FT_END_STMNT
+
+#define GXV_TRACE_HEXDUMP_SFNTNAME( n ) \
+ GXV_TRACE_HEXDUMP( n.string, n.string_len )
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** LOOKUP TABLE *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_LOCAL( void )
+ gxv_BinSrchHeader_validate( FT_Bytes p,
+ FT_Bytes limit,
+ FT_UShort* unitSize_p,
+ FT_UShort* nUnits_p,
+ GXV_Validator valid );
+
+ FT_LOCAL( void )
+ gxv_LookupTable_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid );
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** Glyph ID *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_LOCAL( FT_Int )
+ gxv_glyphid_validate( FT_UShort gid,
+ GXV_Validator valid );
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** CONTROL POINT *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_LOCAL( void )
+ gxv_ctlPoint_validate( FT_UShort gid,
+ FT_Short ctl_point,
+ GXV_Validator valid );
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** SFNT NAME *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_LOCAL( void )
+ gxv_sfntName_validate( FT_UShort name_index,
+ FT_UShort min_index,
+ FT_UShort max_index,
+ GXV_Validator valid );
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** STATE TABLE *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_LOCAL( void )
+ gxv_StateTable_subtable_setup( FT_UShort table_size,
+ FT_UShort classTable,
+ FT_UShort stateArray,
+ FT_UShort entryTable,
+ FT_UShort* classTable_length_p,
+ FT_UShort* stateArray_length_p,
+ FT_UShort* entryTable_length_p,
+ GXV_Validator valid );
+
+ FT_LOCAL( void )
+ gxv_XStateTable_subtable_setup( FT_ULong table_size,
+ FT_ULong classTable,
+ FT_ULong stateArray,
+ FT_ULong entryTable,
+ FT_ULong* classTable_length_p,
+ FT_ULong* stateArray_length_p,
+ FT_ULong* entryTable_length_p,
+ GXV_Validator valid );
+
+ FT_LOCAL( void )
+ gxv_StateTable_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid );
+
+ FT_LOCAL( void )
+ gxv_XStateTable_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid );
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** UTILITY MACROS AND FUNCTIONS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_LOCAL( void )
+ gxv_array_getlimits_byte( FT_Bytes table,
+ FT_Bytes limit,
+ FT_Byte* min,
+ FT_Byte* max,
+ GXV_Validator valid );
+
+ FT_LOCAL( void )
+ gxv_array_getlimits_ushort( FT_Bytes table,
+ FT_Bytes limit,
+ FT_UShort* min,
+ FT_UShort* max,
+ GXV_Validator valid );
+
+ FT_LOCAL( void )
+ gxv_set_length_by_ushort_offset( FT_UShort* offset,
+ FT_UShort** length,
+ FT_UShort* buff,
+ FT_UInt nmemb,
+ FT_UShort limit,
+ GXV_Validator valid );
+
+ FT_LOCAL( void )
+ gxv_set_length_by_ulong_offset( FT_ULong* offset,
+ FT_ULong** length,
+ FT_ULong* buff,
+ FT_UInt nmemb,
+ FT_ULong limit,
+ GXV_Validator valid);
+
+
+#define GXV_SUBTABLE_OFFSET_CHECK( _offset ) \
+ FT_BEGIN_STMNT \
+ if ( (_offset) > valid->subtable_length ) \
+ FT_INVALID_OFFSET; \
+ FT_END_STMNT
+
+#define GXV_SUBTABLE_LIMIT_CHECK( _count ) \
+ FT_BEGIN_STMNT \
+ if ( ( p + (_count) - valid->subtable_start ) > \
+ valid->subtable_length ) \
+ FT_INVALID_TOO_SHORT; \
+ FT_END_STMNT
+
+#define GXV_USHORT_TO_SHORT( _us ) \
+ ( ( 0x8000U < ( _us ) ) ? ( ( _us ) - 0x8000U ) : ( _us ) )
+
+#define GXV_STATETABLE_HEADER_SIZE ( 2 + 2 + 2 + 2 )
+#define GXV_STATEHEADER_SIZE GXV_STATETABLE_HEADER_SIZE
+
+#define GXV_XSTATETABLE_HEADER_SIZE ( 4 + 4 + 4 + 4 )
+#define GXV_XSTATEHEADER_SIZE GXV_XSTATETABLE_HEADER_SIZE
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** Table overlapping *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ typedef struct GXV_odtect_DataRec_
+ {
+ FT_Bytes start;
+ FT_ULong length;
+ FT_String* name;
+
+ } GXV_odtect_DataRec, *GXV_odtect_Data;
+
+ typedef struct GXV_odtect_RangeRec_
+ {
+ FT_UInt nRanges;
+ GXV_odtect_Data range;
+
+ } GXV_odtect_RangeRec, *GXV_odtect_Range;
+
+
+ FT_LOCAL( void )
+ gxv_odtect_add_range( FT_Bytes start,
+ FT_ULong length,
+ const FT_String* name,
+ GXV_odtect_Range odtect );
+
+ FT_LOCAL( void )
+ gxv_odtect_validate( GXV_odtect_Range odtect,
+ GXV_Validator valid );
+
+
+#define GXV_ODTECT( n, odtect ) \
+ GXV_odtect_DataRec odtect ## _range[n]; \
+ GXV_odtect_RangeRec odtect ## _rec = { 0, NULL }; \
+ GXV_odtect_Range odtect = NULL
+
+#define GXV_ODTECT_INIT( odtect ) \
+ FT_BEGIN_STMNT \
+ odtect ## _rec.nRanges = 0; \
+ odtect ## _rec.range = odtect ## _range; \
+ odtect = & odtect ## _rec; \
+ FT_END_STMNT
+
+
+ /* */
+
+FT_END_HEADER
+
+#endif /* __GXVCOMMN_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* gxverror.h */
+/* */
+/* TrueTypeGX/AAT validation module error codes (specification only). */
+/* */
+/* Copyright 2004, 2005, 2012 */
+/* by suzuki toshiya, Masatake YAMATO, Red Hat K.K., */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/***************************************************************************/
+/* */
+/* gxvalid is derived from both gxlayout module and otvalid module. */
+/* Development of gxlayout is supported by the Information-technology */
+/* Promotion Agency(IPA), Japan. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This file is used to define the OpenType validation module error */
+ /* enumeration constants. */
+ /* */
+ /*************************************************************************/
+
+#ifndef __GXVERROR_H__
+#define __GXVERROR_H__
+
+#include FT_MODULE_ERRORS_H
+
+#undef __FTERRORS_H__
+
+#undef FT_ERR_PREFIX
+#define FT_ERR_PREFIX GXV_Err_
+#define FT_ERR_BASE FT_Mod_Err_GXV
+
+#define FT_KEEP_ERR_PREFIX
+
+#include FT_ERRORS_H
+
+#endif /* __GXVERROR_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* gxvfeat.c */
+/* */
+/* TrueTypeGX/AAT feat table validation (body). */
+/* */
+/* Copyright 2004, 2005, 2008, 2012 by */
+/* suzuki toshiya, Masatake YAMATO, Red Hat K.K., */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/***************************************************************************/
+/* */
+/* gxvalid is derived from both gxlayout module and otvalid module. */
+/* Development of gxlayout is supported by the Information-technology */
+/* Promotion Agency(IPA), Japan. */
+/* */
+/***************************************************************************/
+
+
+#include "gxvalid.h"
+#include "gxvcommn.h"
+#include "gxvfeat.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_gxvfeat
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** Data and Types *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ typedef struct GXV_feat_DataRec_
+ {
+ FT_UInt reserved_size;
+ FT_UShort feature;
+ FT_UShort setting;
+
+ } GXV_feat_DataRec, *GXV_feat_Data;
+
+
+#define GXV_FEAT_DATA( field ) GXV_TABLE_DATA( feat, field )
+
+
+ typedef enum GXV_FeatureFlagsMask_
+ {
+ GXV_FEAT_MASK_EXCLUSIVE_SETTINGS = 0x8000U,
+ GXV_FEAT_MASK_DYNAMIC_DEFAULT = 0x4000,
+ GXV_FEAT_MASK_UNUSED = 0x3F00,
+ GXV_FEAT_MASK_DEFAULT_SETTING = 0x00FF
+
+ } GXV_FeatureFlagsMask;
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** UTILITY FUNCTIONS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ static void
+ gxv_feat_registry_validate( FT_UShort feature,
+ FT_UShort nSettings,
+ FT_Bool exclusive,
+ GXV_Validator valid )
+ {
+ GXV_NAME_ENTER( "feature in registry" );
+
+ GXV_TRACE(( " (feature = %u)\n", feature ));
+
+ if ( feature >= gxv_feat_registry_length )
+ {
+ GXV_TRACE(( "feature number %d is out of range %d\n",
+ feature, gxv_feat_registry_length ));
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_DATA );
+ goto Exit;
+ }
+
+ if ( gxv_feat_registry[feature].existence == 0 )
+ {
+ GXV_TRACE(( "feature number %d is in defined range but doesn't exist\n",
+ feature ));
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_DATA );
+ goto Exit;
+ }
+
+ if ( gxv_feat_registry[feature].apple_reserved )
+ {
+ /* Don't use here. Apple is reserved. */
+ GXV_TRACE(( "feature number %d is reserved by Apple\n", feature ));
+ if ( valid->root->level >= FT_VALIDATE_TIGHT )
+ FT_INVALID_DATA;
+ }
+
+ if ( nSettings != gxv_feat_registry[feature].nSettings )
+ {
+ GXV_TRACE(( "feature %d: nSettings %d != defined nSettings %d\n",
+ feature, nSettings,
+ gxv_feat_registry[feature].nSettings ));
+ if ( valid->root->level >= FT_VALIDATE_TIGHT )
+ FT_INVALID_DATA;
+ }
+
+ if ( exclusive != gxv_feat_registry[feature].exclusive )
+ {
+ GXV_TRACE(( "exclusive flag %d differs from predefined value\n",
+ exclusive ));
+ if ( valid->root->level >= FT_VALIDATE_TIGHT )
+ FT_INVALID_DATA;
+ }
+
+ Exit:
+ GXV_EXIT;
+ }
+
+
+ static void
+ gxv_feat_name_index_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+
+ FT_Short nameIndex;
+
+
+ GXV_NAME_ENTER( "nameIndex" );
+
+ GXV_LIMIT_CHECK( 2 );
+ nameIndex = FT_NEXT_SHORT ( p );
+ GXV_TRACE(( " (nameIndex = %d)\n", nameIndex ));
+
+ gxv_sfntName_validate( (FT_UShort)nameIndex,
+ 255,
+ 32768U,
+ valid );
+
+ GXV_EXIT;
+ }
+
+
+ static void
+ gxv_feat_setting_validate( FT_Bytes table,
+ FT_Bytes limit,
+ FT_Bool exclusive,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UShort setting;
+
+
+ GXV_NAME_ENTER( "setting" );
+
+ GXV_LIMIT_CHECK( 2 );
+
+ setting = FT_NEXT_USHORT( p );
+
+ /* If we have exclusive setting, the setting should be odd. */
+ if ( exclusive && ( setting & 1 ) == 0 )
+ FT_INVALID_DATA;
+
+ gxv_feat_name_index_validate( p, limit, valid );
+
+ GXV_FEAT_DATA( setting ) = setting;
+
+ GXV_EXIT;
+ }
+
+
+ static void
+ gxv_feat_name_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt reserved_size = GXV_FEAT_DATA( reserved_size );
+
+ FT_UShort feature;
+ FT_UShort nSettings;
+ FT_ULong settingTable;
+ FT_UShort featureFlags;
+
+ FT_Bool exclusive;
+ FT_Int last_setting;
+ FT_UInt i;
+
+
+ GXV_NAME_ENTER( "name" );
+
+ /* feature + nSettings + settingTable + featureFlags */
+ GXV_LIMIT_CHECK( 2 + 2 + 4 + 2 );
+
+ feature = FT_NEXT_USHORT( p );
+ GXV_FEAT_DATA( feature ) = feature;
+
+ nSettings = FT_NEXT_USHORT( p );
+ settingTable = FT_NEXT_ULONG ( p );
+ featureFlags = FT_NEXT_USHORT( p );
+
+ if ( settingTable < reserved_size )
+ FT_INVALID_OFFSET;
+
+ if ( ( featureFlags & GXV_FEAT_MASK_UNUSED ) == 0 )
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_DATA );
+
+ exclusive = FT_BOOL( featureFlags & GXV_FEAT_MASK_EXCLUSIVE_SETTINGS );
+ if ( exclusive )
+ {
+ FT_Byte dynamic_default;
+
+
+ if ( featureFlags & GXV_FEAT_MASK_DYNAMIC_DEFAULT )
+ dynamic_default = (FT_Byte)( featureFlags &
+ GXV_FEAT_MASK_DEFAULT_SETTING );
+ else
+ dynamic_default = 0;
+
+ /* If exclusive, check whether default setting is in the range. */
+ if ( !( dynamic_default < nSettings ) )
+ FT_INVALID_FORMAT;
+ }
+
+ gxv_feat_registry_validate( feature, nSettings, exclusive, valid );
+
+ gxv_feat_name_index_validate( p, limit, valid );
+
+ p = valid->root->base + settingTable;
+ for ( last_setting = -1, i = 0; i < nSettings; i++ )
+ {
+ gxv_feat_setting_validate( p, limit, exclusive, valid );
+
+ if ( (FT_Int)GXV_FEAT_DATA( setting ) <= last_setting )
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_FORMAT );
+
+ last_setting = (FT_Int)GXV_FEAT_DATA( setting );
+ /* setting + nameIndex */
+ p += ( 2 + 2 );
+ }
+
+ GXV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** feat TABLE *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_LOCAL_DEF( void )
+ gxv_feat_validate( FT_Bytes table,
+ FT_Face face,
+ FT_Validator ftvalid )
+ {
+ GXV_ValidatorRec validrec;
+ GXV_Validator valid = &validrec;
+
+ GXV_feat_DataRec featrec;
+ GXV_feat_Data feat = &featrec;
+
+ FT_Bytes p = table;
+ FT_Bytes limit = 0;
+
+ FT_UInt featureNameCount;
+
+ FT_UInt i;
+ FT_Int last_feature;
+
+
+ valid->root = ftvalid;
+ valid->table_data = feat;
+ valid->face = face;
+
+ FT_TRACE3(( "validating `feat' table\n" ));
+ GXV_INIT;
+
+ feat->reserved_size = 0;
+
+ /* version + featureNameCount + none_0 + none_1 */
+ GXV_LIMIT_CHECK( 4 + 2 + 2 + 4 );
+ feat->reserved_size += 4 + 2 + 2 + 4;
+
+ if ( FT_NEXT_ULONG( p ) != 0x00010000UL ) /* Version */
+ FT_INVALID_FORMAT;
+
+ featureNameCount = FT_NEXT_USHORT( p );
+ GXV_TRACE(( " (featureNameCount = %d)\n", featureNameCount ));
+
+ if ( !( IS_PARANOID_VALIDATION ) )
+ p += 6; /* skip (none) and (none) */
+ else
+ {
+ if ( FT_NEXT_USHORT( p ) != 0 )
+ FT_INVALID_DATA;
+
+ if ( FT_NEXT_ULONG( p ) != 0 )
+ FT_INVALID_DATA;
+ }
+
+ feat->reserved_size += featureNameCount * ( 2 + 2 + 4 + 2 + 2 );
+
+ for ( last_feature = -1, i = 0; i < featureNameCount; i++ )
+ {
+ gxv_feat_name_validate( p, limit, valid );
+
+ if ( (FT_Int)GXV_FEAT_DATA( feature ) <= last_feature )
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_FORMAT );
+
+ last_feature = GXV_FEAT_DATA( feature );
+ p += 2 + 2 + 4 + 2 + 2;
+ }
+
+ FT_TRACE4(( "\n" ));
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* gxvfeat.h */
+/* */
+/* TrueTypeGX/AAT feat table validation (specification). */
+/* */
+/* Copyright 2004, 2005 by suzuki toshiya, Masatake YAMATO, Red Hat K.K., */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/***************************************************************************/
+/* */
+/* gxvalid is derived from both gxlayout module and otvalid module. */
+/* Development of gxlayout is supported by the Information-technology */
+/* Promotion Agency(IPA), Japan. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __GXVFEAT_H__
+#define __GXVFEAT_H__
+
+
+#include "gxvalid.h"
+#include "gxvcommn.h"
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** Registry predefined by Apple *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* TODO: More compact format */
+ typedef struct GXV_Feature_RegistryRec_
+ {
+ FT_Bool existence;
+ FT_Bool apple_reserved;
+ FT_Bool exclusive;
+ FT_Byte nSettings;
+
+ } GX_Feature_RegistryRec;
+
+
+#define gxv_feat_registry_length \
+ ( sizeof ( gxv_feat_registry ) / \
+ sizeof ( GX_Feature_RegistryRec ) )
+
+
+ static GX_Feature_RegistryRec gxv_feat_registry[] =
+ {
+ /* Generated from gxvfgen.c */
+ {1, 0, 0, 1}, /* All Typographic Features */
+ {1, 0, 0, 8}, /* Ligatures */
+ {1, 0, 1, 3}, /* Cursive Connection */
+ {1, 0, 1, 6}, /* Letter Case */
+ {1, 0, 0, 1}, /* Vertical Substitution */
+ {1, 0, 0, 1}, /* Linguistic Rearrangement */
+ {1, 0, 1, 2}, /* Number Spacing */
+ {1, 1, 0, 0}, /* Apple Reserved 1 */
+ {1, 0, 0, 5}, /* Smart Swashes */
+ {1, 0, 1, 3}, /* Diacritics */
+ {1, 0, 1, 4}, /* Vertical Position */
+ {1, 0, 1, 3}, /* Fractions */
+ {1, 1, 0, 0}, /* Apple Reserved 2 */
+ {1, 0, 0, 1}, /* Overlapping Characters */
+ {1, 0, 0, 6}, /* Typographic Extras */
+ {1, 0, 0, 5}, /* Mathematical Extras */
+ {1, 0, 1, 7}, /* Ornament Sets */
+ {1, 0, 1, 1}, /* Character Alternatives */
+ {1, 0, 1, 5}, /* Design Complexity */
+ {1, 0, 1, 6}, /* Style Options */
+ {1, 0, 1, 11}, /* Character Shape */
+ {1, 0, 1, 2}, /* Number Case */
+ {1, 0, 1, 4}, /* Text Spacing */
+ {1, 0, 1, 10}, /* Transliteration */
+ {1, 0, 1, 9}, /* Annotation */
+ {1, 0, 1, 2}, /* Kana Spacing */
+ {1, 0, 1, 2}, /* Ideographic Spacing */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {0, 0, 0, 0}, /* __EMPTY__ */
+ {1, 0, 1, 4}, /* Text Spacing */
+ {1, 0, 1, 2}, /* Kana Spacing */
+ {1, 0, 1, 2}, /* Ideographic Spacing */
+ {1, 0, 1, 4}, /* CJK Roman Spacing */
+ };
+
+
+#endif /* __GXVFEAT_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* gxfgen.c */
+/* */
+/* Generate feature registry data for gxv `feat' validator. */
+/* This program is derived from gxfeatreg.c in gxlayout. */
+/* */
+/* Copyright 2004, 2005, 2006 by Masatake YAMATO and Redhat K.K. */
+/* */
+/* This file may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/***************************************************************************/
+/* */
+/* gxfeatreg.c */
+/* */
+/* Database of font features pre-defined by Apple Computer, Inc. */
+/* http://developer.apple.com/fonts/Registry/ */
+/* (body). */
+/* */
+/* Copyright 2003 by */
+/* Masatake YAMATO and Redhat K.K. */
+/* */
+/* This file may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/***************************************************************************/
+/* */
+/* Development of gxfeatreg.c is supported by */
+/* Information-technology Promotion Agency, Japan. */
+/* */
+/***************************************************************************/
+
+
+/***************************************************************************/
+/* */
+/* This file is compiled as a stand-alone executable. */
+/* This file is never compiled into `libfreetype2'. */
+/* The output of this file is used in `gxvfeat.c'. */
+/* ----------------------------------------------------------------------- */
+/* Compile: gcc `pkg-config --cflags freetype2` gxvfgen.c -o gxvfgen */
+/* Run: ./gxvfgen > tmp.c */
+/* */
+/***************************************************************************/
+
+ /*******************************************************************/
+ /* WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING */
+ /*******************************************************************/
+
+ /*
+ * If you add a new setting to a feature, check the number of settings
+ * in the feature. If the number is greater than the value defined as
+ * FEATREG_MAX_SETTING, update the value.
+ */
+#define FEATREG_MAX_SETTING 12
+
+ /*******************************************************************/
+ /* WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING */
+ /*******************************************************************/
+
+
+#include <stdio.h>
+#include <string.h>
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** Data and Types *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+#define APPLE_RESERVED "Apple Reserved"
+#define APPLE_RESERVED_LENGTH 14
+
+ typedef struct GX_Feature_RegistryRec_
+ {
+ const char* feat_name;
+ char exclusive;
+ char* setting_name[FEATREG_MAX_SETTING];
+
+ } GX_Feature_RegistryRec;
+
+
+#define EMPTYFEAT {0, 0, {NULL}}
+
+
+ static GX_Feature_RegistryRec featreg_table[] = {
+ { /* 0 */
+ "All Typographic Features",
+ 0,
+ {
+ "All Type Features",
+ NULL
+ }
+ }, { /* 1 */
+ "Ligatures",
+ 0,
+ {
+ "Required Ligatures",
+ "Common Ligatures",
+ "Rare Ligatures",
+ "Logos",
+ "Rebus Pictures",
+ "Diphthong Ligatures",
+ "Squared Ligatures",
+ "Squared Ligatures, Abbreviated",
+ NULL
+ }
+ }, { /* 2 */
+ "Cursive Connection",
+ 1,
+ {
+ "Unconnected",
+ "Partially Connected",
+ "Cursive",
+ NULL
+ }
+ }, { /* 3 */
+ "Letter Case",
+ 1,
+ {
+ "Upper & Lower Case",
+ "All Caps",
+ "All Lower Case",
+ "Small Caps",
+ "Initial Caps",
+ "Initial Caps & Small Caps",
+ NULL
+ }
+ }, { /* 4 */
+ "Vertical Substitution",
+ 0,
+ {
+ /* "Substitute Vertical Forms", */
+ "Turns on the feature",
+ NULL
+ }
+ }, { /* 5 */
+ "Linguistic Rearrangement",
+ 0,
+ {
+ /* "Linguistic Rearrangement", */
+ "Turns on the feature",
+ NULL
+ }
+ }, { /* 6 */
+ "Number Spacing",
+ 1,
+ {
+ "Monospaced Numbers",
+ "Proportional Numbers",
+ NULL
+ }
+ }, { /* 7 */
+ APPLE_RESERVED " 1",
+ 0,
+ {NULL}
+ }, { /* 8 */
+ "Smart Swashes",
+ 0,
+ {
+ "Word Initial Swashes",
+ "Word Final Swashes",
+ "Line Initial Swashes",
+ "Line Final Swashes",
+ "Non-Final Swashes",
+ NULL
+ }
+ }, { /* 9 */
+ "Diacritics",
+ 1,
+ {
+ "Show Diacritics",
+ "Hide Diacritics",
+ "Decompose Diacritics",
+ NULL
+ }
+ }, { /* 10 */
+ "Vertical Position",
+ 1,
+ {
+ /* "Normal Position", */
+ "No Vertical Position",
+ "Superiors",
+ "Inferiors",
+ "Ordinals",
+ NULL
+ }
+ }, { /* 11 */
+ "Fractions",
+ 1,
+ {
+ "No Fractions",
+ "Vertical Fractions",
+ "Diagonal Fractions",
+ NULL
+ }
+ }, { /* 12 */
+ APPLE_RESERVED " 2",
+ 0,
+ {NULL}
+ }, { /* 13 */
+ "Overlapping Characters",
+ 0,
+ {
+ /* "Prevent Overlap", */
+ "Turns on the feature",
+ NULL
+ }
+ }, { /* 14 */
+ "Typographic Extras",
+ 0,
+ {
+ "Hyphens to Em Dash",
+ "Hyphens to En Dash",
+ "Unslashed Zero",
+ "Form Interrobang",
+ "Smart Quotes",
+ "Periods to Ellipsis",
+ NULL
+ }
+ }, { /* 15 */
+ "Mathematical Extras",
+ 0,
+ {
+ "Hyphens to Minus",
+ "Asterisk to Multiply",
+ "Slash to Divide",
+ "Inequality Ligatures",
+ "Exponents",
+ NULL
+ }
+ }, { /* 16 */
+ "Ornament Sets",
+ 1,
+ {
+ "No Ornaments",
+ "Dingbats",
+ "Pi Characters",
+ "Fleurons",
+ "Decorative Borders",
+ "International Symbols",
+ "Math Symbols",
+ NULL
+ }
+ }, { /* 17 */
+ "Character Alternatives",
+ 1,
+ {
+ "No Alternates",
+ /* TODO */
+ NULL
+ }
+ }, { /* 18 */
+ "Design Complexity",
+ 1,
+ {
+ "Design Level 1",
+ "Design Level 2",
+ "Design Level 3",
+ "Design Level 4",
+ "Design Level 5",
+ /* TODO */
+ NULL
+ }
+ }, { /* 19 */
+ "Style Options",
+ 1,
+ {
+ "No Style Options",
+ "Display Text",
+ "Engraved Text",
+ "Illuminated Caps",
+ "Tilling Caps",
+ "Tall Caps",
+ NULL
+ }
+ }, { /* 20 */
+ "Character Shape",
+ 1,
+ {
+ "Traditional Characters",
+ "Simplified Characters",
+ "JIS 1978 Characters",
+ "JIS 1983 Characters",
+ "JIS 1990 Characters",
+ "Traditional Characters, Alternative Set 1",
+ "Traditional Characters, Alternative Set 2",
+ "Traditional Characters, Alternative Set 3",
+ "Traditional Characters, Alternative Set 4",
+ "Traditional Characters, Alternative Set 5",
+ "Expert Characters",
+ NULL /* count => 12 */
+ }
+ }, { /* 21 */
+ "Number Case",
+ 1,
+ {
+ "Lower Case Numbers",
+ "Upper Case Numbers",
+ NULL
+ }
+ }, { /* 22 */
+ "Text Spacing",
+ 1,
+ {
+ "Proportional",
+ "Monospaced",
+ "Half-width",
+ "Normal",
+ NULL
+ }
+ }, /* Here after Newer */ { /* 23 */
+ "Transliteration",
+ 1,
+ {
+ "No Transliteration",
+ "Hanja To Hangul",
+ "Hiragana to Katakana",
+ "Katakana to Hiragana",
+ "Kana to Romanization",
+ "Romanization to Hiragana",
+ "Romanization to Katakana",
+ "Hanja to Hangul, Alternative Set 1",
+ "Hanja to Hangul, Alternative Set 2",
+ "Hanja to Hangul, Alternative Set 3",
+ NULL
+ }
+ }, { /* 24 */
+ "Annotation",
+ 1,
+ {
+ "No Annotation",
+ "Box Annotation",
+ "Rounded Box Annotation",
+ "Circle Annotation",
+ "Inverted Circle Annotation",
+ "Parenthesis Annotation",
+ "Period Annotation",
+ "Roman Numeral Annotation",
+ "Diamond Annotation",
+ NULL
+ }
+ }, { /* 25 */
+ "Kana Spacing",
+ 1,
+ {
+ "Full Width",
+ "Proportional",
+ NULL
+ }
+ }, { /* 26 */
+ "Ideographic Spacing",
+ 1,
+ {
+ "Full Width",
+ "Proportional",
+ NULL
+ }
+ }, EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, /* 27-30 */
+ EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, /* 31-35 */
+ EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, /* 36-40 */
+ EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, /* 40-45 */
+ EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, /* 46-50 */
+ EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, /* 51-55 */
+ EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, /* 56-60 */
+ EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, /* 61-65 */
+ EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, /* 66-70 */
+ EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, /* 71-75 */
+ EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, /* 76-80 */
+ EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, /* 81-85 */
+ EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, /* 86-90 */
+ EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, /* 91-95 */
+ EMPTYFEAT, EMPTYFEAT, EMPTYFEAT, /* 96-98 */
+ EMPTYFEAT, /* 99 */ { /* 100 => 22 */
+ "Text Spacing",
+ 1,
+ {
+ "Proportional",
+ "Monospaced",
+ "Half-width",
+ "Normal",
+ NULL
+ }
+ }, { /* 101 => 25 */
+ "Kana Spacing",
+ 1,
+ {
+ "Full Width",
+ "Proportional",
+ NULL
+ }
+ }, { /* 102 => 26 */
+ "Ideographic Spacing",
+ 1,
+ {
+ "Full Width",
+ "Proportional",
+ NULL
+ }
+ }, { /* 103 */
+ "CJK Roman Spacing",
+ 1,
+ {
+ "Half-width",
+ "Proportional",
+ "Default Roman",
+ "Full-width Roman",
+ NULL
+ }
+ }, { /* 104 => 1 */
+ "All Typographic Features",
+ 0,
+ {
+ "All Type Features",
+ NULL
+ }
+ }
+ };
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** Generator *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ int
+ main( void )
+ {
+ int i;
+
+
+ printf( " {\n" );
+ printf( " /* Generated from %s */\n", __FILE__ );
+
+ for ( i = 0;
+ i < sizeof ( featreg_table ) / sizeof ( GX_Feature_RegistryRec );
+ i++ )
+ {
+ const char* feat_name;
+ int nSettings;
+
+
+ feat_name = featreg_table[i].feat_name;
+ for ( nSettings = 0;
+ featreg_table[i].setting_name[nSettings];
+ nSettings++)
+ ; /* Do nothing */
+
+ printf( " {%1d, %1d, %1d, %2d}, /* %s */\n",
+ feat_name ? 1 : 0,
+ ( feat_name &&
+ ( ft_strncmp( feat_name,
+ APPLE_RESERVED, APPLE_RESERVED_LENGTH ) == 0 )
+ ) ? 1 : 0,
+ featreg_table[i].exclusive ? 1 : 0,
+ nSettings,
+ feat_name ? feat_name : "__EMPTY__" );
+ }
+
+ printf( " };\n" );
+
+ return 0;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* gxvjust.c */
+/* */
+/* TrueTypeGX/AAT just table validation (body). */
+/* */
+/* Copyright 2005 by suzuki toshiya, Masatake YAMATO, Red Hat K.K., */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/***************************************************************************/
+/* */
+/* gxvalid is derived from both gxlayout module and otvalid module. */
+/* Development of gxlayout is supported by the Information-technology */
+/* Promotion Agency(IPA), Japan. */
+/* */
+/***************************************************************************/
+
+
+#include "gxvalid.h"
+#include "gxvcommn.h"
+
+#include FT_SFNT_NAMES_H
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_gxvjust
+
+ /*
+ * referred `just' table format specification:
+ * http://developer.apple.com/fonts/TTRefMan/RM06/Chap6just.html
+ * last updated 2000.
+ * ----------------------------------------------
+ * [JUST HEADER]: GXV_JUST_HEADER_SIZE
+ * version (fixed: 32bit) = 0x00010000
+ * format (uint16: 16bit) = 0 is only defined (2000)
+ * horizOffset (uint16: 16bit)
+ * vertOffset (uint16: 16bit)
+ * ----------------------------------------------
+ */
+
+ typedef struct GXV_just_DataRec_
+ {
+ FT_UShort wdc_offset_max;
+ FT_UShort wdc_offset_min;
+ FT_UShort pc_offset_max;
+ FT_UShort pc_offset_min;
+
+ } GXV_just_DataRec, *GXV_just_Data;
+
+
+#define GXV_JUST_DATA( a ) GXV_TABLE_DATA( just, a )
+
+
+ /* GX just table does not define their subset of GID */
+ static void
+ gxv_just_check_max_gid( FT_UShort gid,
+ const FT_String* msg_tag,
+ GXV_Validator valid )
+ {
+ if ( gid < valid->face->num_glyphs )
+ return;
+
+ GXV_TRACE(( "just table includes too large %s"
+ " GID=%d > %d (in maxp)\n",
+ msg_tag, gid, valid->face->num_glyphs ));
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_GLYPH_ID );
+ }
+
+
+ static void
+ gxv_just_wdp_entry_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_ULong justClass;
+#ifdef GXV_LOAD_UNUSED_VARS
+ FT_Fixed beforeGrowLimit;
+ FT_Fixed beforeShrinkGrowLimit;
+ FT_Fixed afterGrowLimit;
+ FT_Fixed afterShrinkGrowLimit;
+ FT_UShort growFlags;
+ FT_UShort shrinkFlags;
+#endif
+
+
+ GXV_LIMIT_CHECK( 4 + 4 + 4 + 4 + 4 + 2 + 2 );
+ justClass = FT_NEXT_ULONG( p );
+#ifndef GXV_LOAD_UNUSED_VARS
+ p += 4 + 4 + 4 + 4 + 2 + 2;
+#else
+ beforeGrowLimit = FT_NEXT_ULONG( p );
+ beforeShrinkGrowLimit = FT_NEXT_ULONG( p );
+ afterGrowLimit = FT_NEXT_ULONG( p );
+ afterShrinkGrowLimit = FT_NEXT_ULONG( p );
+ growFlags = FT_NEXT_USHORT( p );
+ shrinkFlags = FT_NEXT_USHORT( p );
+#endif
+
+ /* According to Apple spec, only 7bits in justClass is used */
+ if ( ( justClass & 0xFFFFFF80 ) != 0 )
+ {
+ GXV_TRACE(( "just table includes non-zero value"
+ " in unused justClass higher bits"
+ " of WidthDeltaPair" ));
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_DATA );
+ }
+
+ valid->subtable_length = p - table;
+ }
+
+
+ static void
+ gxv_just_wdc_entry_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_ULong count, i;
+
+
+ GXV_LIMIT_CHECK( 4 );
+ count = FT_NEXT_ULONG( p );
+ for ( i = 0; i < count; i++ )
+ {
+ GXV_TRACE(( "validating wdc pair %d/%d\n", i + 1, count ));
+ gxv_just_wdp_entry_validate( p, limit, valid );
+ p += valid->subtable_length;
+ }
+
+ valid->subtable_length = p - table;
+ }
+
+
+ static void
+ gxv_just_widthDeltaClusters_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table ;
+ FT_Bytes wdc_end = table + GXV_JUST_DATA( wdc_offset_max );
+ FT_UInt i;
+
+
+ GXV_NAME_ENTER( "just justDeltaClusters" );
+
+ if ( limit <= wdc_end )
+ FT_INVALID_OFFSET;
+
+ for ( i = 0; p <= wdc_end; i++ )
+ {
+ gxv_just_wdc_entry_validate( p, limit, valid );
+ p += valid->subtable_length;
+ }
+
+ valid->subtable_length = p - table;
+
+ GXV_EXIT;
+ }
+
+
+ static void
+ gxv_just_actSubrecord_type0_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+
+ FT_Fixed lowerLimit;
+ FT_Fixed upperLimit;
+#ifdef GXV_LOAD_UNUSED_VARS
+ FT_UShort order;
+#endif
+ FT_UShort decomposedCount;
+
+ FT_UInt i;
+
+
+ GXV_LIMIT_CHECK( 4 + 4 + 2 + 2 );
+ lowerLimit = FT_NEXT_ULONG( p );
+ upperLimit = FT_NEXT_ULONG( p );
+#ifdef GXV_LOAD_UNUSED_VARS
+ order = FT_NEXT_USHORT( p );
+#else
+ p += 2;
+#endif
+ decomposedCount = FT_NEXT_USHORT( p );
+
+ if ( lowerLimit >= upperLimit )
+ {
+ GXV_TRACE(( "just table includes invalid range spec:"
+ " lowerLimit(%d) > upperLimit(%d)\n" ));
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_DATA );
+ }
+
+ for ( i = 0; i < decomposedCount; i++ )
+ {
+ FT_UShort glyphs;
+
+
+ GXV_LIMIT_CHECK( 2 );
+ glyphs = FT_NEXT_USHORT( p );
+ gxv_just_check_max_gid( glyphs, "type0:glyphs", valid );
+ }
+
+ valid->subtable_length = p - table;
+ }
+
+
+ static void
+ gxv_just_actSubrecord_type1_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UShort addGlyph;
+
+
+ GXV_LIMIT_CHECK( 2 );
+ addGlyph = FT_NEXT_USHORT( p );
+
+ gxv_just_check_max_gid( addGlyph, "type1:addGlyph", valid );
+
+ valid->subtable_length = p - table;
+ }
+
+
+ static void
+ gxv_just_actSubrecord_type2_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+#ifdef GXV_LOAD_UNUSED_VARS
+ FT_Fixed substThreshhold; /* Apple misspelled "Threshhold" */
+#endif
+ FT_UShort addGlyph;
+ FT_UShort substGlyph;
+
+
+ GXV_LIMIT_CHECK( 4 + 2 + 2 );
+#ifdef GXV_LOAD_UNUSED_VARS
+ substThreshhold = FT_NEXT_ULONG( p );
+#else
+ p += 4;
+#endif
+ addGlyph = FT_NEXT_USHORT( p );
+ substGlyph = FT_NEXT_USHORT( p );
+
+ if ( addGlyph != 0xFFFF )
+ gxv_just_check_max_gid( addGlyph, "type2:addGlyph", valid );
+
+ gxv_just_check_max_gid( substGlyph, "type2:substGlyph", valid );
+
+ valid->subtable_length = p - table;
+ }
+
+
+ static void
+ gxv_just_actSubrecord_type4_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_ULong variantsAxis;
+ FT_Fixed minimumLimit;
+ FT_Fixed noStretchValue;
+ FT_Fixed maximumLimit;
+
+
+ GXV_LIMIT_CHECK( 4 + 4 + 4 + 4 );
+ variantsAxis = FT_NEXT_ULONG( p );
+ minimumLimit = FT_NEXT_ULONG( p );
+ noStretchValue = FT_NEXT_ULONG( p );
+ maximumLimit = FT_NEXT_ULONG( p );
+
+ valid->subtable_length = p - table;
+
+ if ( variantsAxis != 0x64756374 ) /* 'duct' */
+ GXV_TRACE(( "variantsAxis 0x%08x is non default value",
+ variantsAxis ));
+
+ if ( minimumLimit > noStretchValue )
+ GXV_TRACE(( "type4:minimumLimit 0x%08x > noStretchValue 0x%08x\n",
+ minimumLimit, noStretchValue ));
+ else if ( noStretchValue > maximumLimit )
+ GXV_TRACE(( "type4:noStretchValue 0x%08x > maximumLimit 0x%08x\n",
+ noStretchValue, maximumLimit ));
+ else if ( !IS_PARANOID_VALIDATION )
+ return;
+
+ FT_INVALID_DATA;
+ }
+
+
+ static void
+ gxv_just_actSubrecord_type5_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UShort flags;
+ FT_UShort glyph;
+
+
+ GXV_LIMIT_CHECK( 2 + 2 );
+ flags = FT_NEXT_USHORT( p );
+ glyph = FT_NEXT_USHORT( p );
+
+ if ( flags )
+ GXV_TRACE(( "type5: nonzero value 0x%04x in unused flags\n",
+ flags ));
+ gxv_just_check_max_gid( glyph, "type5:glyph", valid );
+
+ valid->subtable_length = p - table;
+ }
+
+
+ /* parse single actSubrecord */
+ static void
+ gxv_just_actSubrecord_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UShort actionClass;
+ FT_UShort actionType;
+ FT_ULong actionLength;
+
+
+ GXV_NAME_ENTER( "just actSubrecord" );
+
+ GXV_LIMIT_CHECK( 2 + 2 + 4 );
+ actionClass = FT_NEXT_USHORT( p );
+ actionType = FT_NEXT_USHORT( p );
+ actionLength = FT_NEXT_ULONG( p );
+
+ /* actionClass is related with justClass using 7bit only */
+ if ( ( actionClass & 0xFF80 ) != 0 )
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_DATA );
+
+ if ( actionType == 0 )
+ gxv_just_actSubrecord_type0_validate( p, limit, valid );
+ else if ( actionType == 1 )
+ gxv_just_actSubrecord_type1_validate( p, limit, valid );
+ else if ( actionType == 2 )
+ gxv_just_actSubrecord_type2_validate( p, limit, valid );
+ else if ( actionType == 3 )
+ ; /* Stretch glyph action: no actionData */
+ else if ( actionType == 4 )
+ gxv_just_actSubrecord_type4_validate( p, limit, valid );
+ else if ( actionType == 5 )
+ gxv_just_actSubrecord_type5_validate( p, limit, valid );
+ else
+ FT_INVALID_DATA;
+
+ valid->subtable_length = actionLength;
+
+ GXV_EXIT;
+ }
+
+
+ static void
+ gxv_just_pcActionRecord_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_ULong actionCount;
+ FT_ULong i;
+
+
+ GXV_LIMIT_CHECK( 4 );
+ actionCount = FT_NEXT_ULONG( p );
+ GXV_TRACE(( "actionCount = %d\n", actionCount ));
+
+ for ( i = 0; i < actionCount; i++ )
+ {
+ gxv_just_actSubrecord_validate( p, limit, valid );
+ p += valid->subtable_length;
+ }
+
+ valid->subtable_length = p - table;
+
+ GXV_EXIT;
+ }
+
+
+ static void
+ gxv_just_pcTable_LookupValue_entry_validate( FT_UShort glyph,
+ GXV_LookupValueCPtr value_p,
+ GXV_Validator valid )
+ {
+ FT_UNUSED( glyph );
+
+ if ( value_p->u > GXV_JUST_DATA( pc_offset_max ) )
+ GXV_JUST_DATA( pc_offset_max ) = value_p->u;
+ if ( value_p->u < GXV_JUST_DATA( pc_offset_max ) )
+ GXV_JUST_DATA( pc_offset_min ) = value_p->u;
+ }
+
+
+ static void
+ gxv_just_pcLookupTable_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+
+
+ GXV_NAME_ENTER( "just pcLookupTable" );
+ GXV_JUST_DATA( pc_offset_max ) = 0x0000;
+ GXV_JUST_DATA( pc_offset_min ) = 0xFFFFU;
+
+ valid->lookupval_sign = GXV_LOOKUPVALUE_UNSIGNED;
+ valid->lookupval_func = gxv_just_pcTable_LookupValue_entry_validate;
+
+ gxv_LookupTable_validate( p, limit, valid );
+
+ /* subtable_length is set by gxv_LookupTable_validate() */
+
+ GXV_EXIT;
+ }
+
+
+ static void
+ gxv_just_postcompTable_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+
+
+ GXV_NAME_ENTER( "just postcompTable" );
+
+ gxv_just_pcLookupTable_validate( p, limit, valid );
+ p += valid->subtable_length;
+
+ gxv_just_pcActionRecord_validate( p, limit, valid );
+ p += valid->subtable_length;
+
+ valid->subtable_length = p - table;
+
+ GXV_EXIT;
+ }
+
+
+ static void
+ gxv_just_classTable_entry_validate(
+ FT_Byte state,
+ FT_UShort flags,
+ GXV_StateTable_GlyphOffsetCPtr glyphOffset_p,
+ FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+#ifdef GXV_LOAD_UNUSED_VARS
+ /* TODO: validate markClass & currentClass */
+ FT_UShort setMark;
+ FT_UShort dontAdvance;
+ FT_UShort markClass;
+ FT_UShort currentClass;
+#endif
+
+ FT_UNUSED( state );
+ FT_UNUSED( glyphOffset_p );
+ FT_UNUSED( table );
+ FT_UNUSED( limit );
+ FT_UNUSED( valid );
+
+#ifndef GXV_LOAD_UNUSED_VARS
+ FT_UNUSED( flags );
+#else
+ setMark = (FT_UShort)( ( flags >> 15 ) & 1 );
+ dontAdvance = (FT_UShort)( ( flags >> 14 ) & 1 );
+ markClass = (FT_UShort)( ( flags >> 7 ) & 0x7F );
+ currentClass = (FT_UShort)( flags & 0x7F );
+#endif
+ }
+
+
+ static void
+ gxv_just_justClassTable_validate ( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UShort length;
+ FT_UShort coverage;
+ FT_ULong subFeatureFlags;
+
+
+ GXV_NAME_ENTER( "just justClassTable" );
+
+ GXV_LIMIT_CHECK( 2 + 2 + 4 );
+ length = FT_NEXT_USHORT( p );
+ coverage = FT_NEXT_USHORT( p );
+ subFeatureFlags = FT_NEXT_ULONG( p );
+
+ GXV_TRACE(( " justClassTable: coverage = 0x%04x (%s) ", coverage ));
+ if ( ( coverage & 0x4000 ) == 0 )
+ GXV_TRACE(( "ascending\n" ));
+ else
+ GXV_TRACE(( "descending\n" ));
+
+ if ( subFeatureFlags )
+ GXV_TRACE(( " justClassTable: nonzero value (0x%08x)"
+ " in unused subFeatureFlags\n", subFeatureFlags ));
+
+ valid->statetable.optdata = NULL;
+ valid->statetable.optdata_load_func = NULL;
+ valid->statetable.subtable_setup_func = NULL;
+ valid->statetable.entry_glyphoffset_fmt = GXV_GLYPHOFFSET_NONE;
+ valid->statetable.entry_validate_func =
+ gxv_just_classTable_entry_validate;
+
+ gxv_StateTable_validate( p, table + length, valid );
+
+ /* subtable_length is set by gxv_LookupTable_validate() */
+
+ GXV_EXIT;
+ }
+
+
+ static void
+ gxv_just_wdcTable_LookupValue_validate( FT_UShort glyph,
+ GXV_LookupValueCPtr value_p,
+ GXV_Validator valid )
+ {
+ FT_UNUSED( glyph );
+
+ if ( value_p->u > GXV_JUST_DATA( wdc_offset_max ) )
+ GXV_JUST_DATA( wdc_offset_max ) = value_p->u;
+ if ( value_p->u < GXV_JUST_DATA( wdc_offset_min ) )
+ GXV_JUST_DATA( wdc_offset_min ) = value_p->u;
+ }
+
+
+ static void
+ gxv_just_justData_lookuptable_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+
+
+ GXV_JUST_DATA( wdc_offset_max ) = 0x0000;
+ GXV_JUST_DATA( wdc_offset_min ) = 0xFFFFU;
+
+ valid->lookupval_sign = GXV_LOOKUPVALUE_UNSIGNED;
+ valid->lookupval_func = gxv_just_wdcTable_LookupValue_validate;
+
+ gxv_LookupTable_validate( p, limit, valid );
+
+ /* subtable_length is set by gxv_LookupTable_validate() */
+
+ GXV_EXIT;
+ }
+
+
+ /*
+ * gxv_just_justData_validate() parses and validates horizData, vertData.
+ */
+ static void
+ gxv_just_justData_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ /*
+ * following 3 offsets are measured from the start of `just'
+ * (which table points to), not justData
+ */
+ FT_UShort justClassTableOffset;
+ FT_UShort wdcTableOffset;
+ FT_UShort pcTableOffset;
+ FT_Bytes p = table;
+
+ GXV_ODTECT( 4, odtect );
+
+
+ GXV_NAME_ENTER( "just justData" );
+
+ GXV_ODTECT_INIT( odtect );
+ GXV_LIMIT_CHECK( 2 + 2 + 2 );
+ justClassTableOffset = FT_NEXT_USHORT( p );
+ wdcTableOffset = FT_NEXT_USHORT( p );
+ pcTableOffset = FT_NEXT_USHORT( p );
+
+ GXV_TRACE(( " (justClassTableOffset = 0x%04x)\n", justClassTableOffset ));
+ GXV_TRACE(( " (wdcTableOffset = 0x%04x)\n", wdcTableOffset ));
+ GXV_TRACE(( " (pcTableOffset = 0x%04x)\n", pcTableOffset ));
+
+ gxv_just_justData_lookuptable_validate( p, limit, valid );
+ gxv_odtect_add_range( p, valid->subtable_length,
+ "just_LookupTable", odtect );
+
+ if ( wdcTableOffset )
+ {
+ gxv_just_widthDeltaClusters_validate(
+ valid->root->base + wdcTableOffset, limit, valid );
+ gxv_odtect_add_range( valid->root->base + wdcTableOffset,
+ valid->subtable_length, "just_wdcTable", odtect );
+ }
+
+ if ( pcTableOffset )
+ {
+ gxv_just_postcompTable_validate( valid->root->base + pcTableOffset,
+ limit, valid );
+ gxv_odtect_add_range( valid->root->base + pcTableOffset,
+ valid->subtable_length, "just_pcTable", odtect );
+ }
+
+ if ( justClassTableOffset )
+ {
+ gxv_just_justClassTable_validate(
+ valid->root->base + justClassTableOffset, limit, valid );
+ gxv_odtect_add_range( valid->root->base + justClassTableOffset,
+ valid->subtable_length, "just_justClassTable",
+ odtect );
+ }
+
+ gxv_odtect_validate( odtect, valid );
+
+ GXV_EXIT;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ gxv_just_validate( FT_Bytes table,
+ FT_Face face,
+ FT_Validator ftvalid )
+ {
+ FT_Bytes p = table;
+ FT_Bytes limit = 0;
+
+ GXV_ValidatorRec validrec;
+ GXV_Validator valid = &validrec;
+ GXV_just_DataRec justrec;
+ GXV_just_Data just = &justrec;
+
+ FT_ULong version;
+ FT_UShort format;
+ FT_UShort horizOffset;
+ FT_UShort vertOffset;
+
+ GXV_ODTECT( 3, odtect );
+
+
+ GXV_ODTECT_INIT( odtect );
+
+ valid->root = ftvalid;
+ valid->table_data = just;
+ valid->face = face;
+
+ FT_TRACE3(( "validating `just' table\n" ));
+ GXV_INIT;
+
+ limit = valid->root->limit;
+
+ GXV_LIMIT_CHECK( 4 + 2 + 2 + 2 );
+ version = FT_NEXT_ULONG( p );
+ format = FT_NEXT_USHORT( p );
+ horizOffset = FT_NEXT_USHORT( p );
+ vertOffset = FT_NEXT_USHORT( p );
+ gxv_odtect_add_range( table, p - table, "just header", odtect );
+
+
+ /* Version 1.0 (always:2000) */
+ GXV_TRACE(( " (version = 0x%08x)\n", version ));
+ if ( version != 0x00010000UL )
+ FT_INVALID_FORMAT;
+
+ /* format 0 (always:2000) */
+ GXV_TRACE(( " (format = 0x%04x)\n", format ));
+ if ( format != 0x0000 )
+ FT_INVALID_FORMAT;
+
+ GXV_TRACE(( " (horizOffset = %d)\n", horizOffset ));
+ GXV_TRACE(( " (vertOffset = %d)\n", vertOffset ));
+
+
+ /* validate justData */
+ if ( 0 < horizOffset )
+ {
+ gxv_just_justData_validate( table + horizOffset, limit, valid );
+ gxv_odtect_add_range( table + horizOffset, valid->subtable_length,
+ "horizJustData", odtect );
+ }
+
+ if ( 0 < vertOffset )
+ {
+ gxv_just_justData_validate( table + vertOffset, limit, valid );
+ gxv_odtect_add_range( table + vertOffset, valid->subtable_length,
+ "vertJustData", odtect );
+ }
+
+ gxv_odtect_validate( odtect, valid );
+
+ FT_TRACE4(( "\n" ));
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* gxvkern.c */
+/* */
+/* TrueTypeGX/AAT kern table validation (body). */
+/* */
+/* Copyright 2004, 2005, 2006, 2007 */
+/* by suzuki toshiya, Masatake YAMATO, Red Hat K.K., */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/***************************************************************************/
+/* */
+/* gxvalid is derived from both gxlayout module and otvalid module. */
+/* Development of gxlayout is supported by the Information-technology */
+/* Promotion Agency(IPA), Japan. */
+/* */
+/***************************************************************************/
+
+
+#include "gxvalid.h"
+#include "gxvcommn.h"
+
+#include FT_SFNT_NAMES_H
+#include FT_SERVICE_GX_VALIDATE_H
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_gxvkern
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** Data and Types *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ typedef enum GXV_kern_Version_
+ {
+ KERN_VERSION_CLASSIC = 0x0000,
+ KERN_VERSION_NEW = 0x0001
+
+ } GXV_kern_Version;
+
+
+ typedef enum GXV_kern_Dialect_
+ {
+ KERN_DIALECT_UNKNOWN = 0,
+ KERN_DIALECT_MS = FT_VALIDATE_MS,
+ KERN_DIALECT_APPLE = FT_VALIDATE_APPLE,
+ KERN_DIALECT_ANY = FT_VALIDATE_CKERN
+
+ } GXV_kern_Dialect;
+
+
+ typedef struct GXV_kern_DataRec_
+ {
+ GXV_kern_Version version;
+ void *subtable_data;
+ GXV_kern_Dialect dialect_request;
+
+ } GXV_kern_DataRec, *GXV_kern_Data;
+
+
+#define GXV_KERN_DATA( field ) GXV_TABLE_DATA( kern, field )
+
+#define KERN_IS_CLASSIC( valid ) \
+ ( KERN_VERSION_CLASSIC == GXV_KERN_DATA( version ) )
+#define KERN_IS_NEW( valid ) \
+ ( KERN_VERSION_NEW == GXV_KERN_DATA( version ) )
+
+#define KERN_DIALECT( valid ) \
+ GXV_KERN_DATA( dialect_request )
+#define KERN_ALLOWS_MS( valid ) \
+ ( KERN_DIALECT( valid ) & KERN_DIALECT_MS )
+#define KERN_ALLOWS_APPLE( valid ) \
+ ( KERN_DIALECT( valid ) & KERN_DIALECT_APPLE )
+
+#define GXV_KERN_HEADER_SIZE ( KERN_IS_NEW( valid ) ? 8 : 4 )
+#define GXV_KERN_SUBTABLE_HEADER_SIZE ( KERN_IS_NEW( valid ) ? 8 : 6 )
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** SUBTABLE VALIDATORS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /* ============================= format 0 ============================== */
+
+ static void
+ gxv_kern_subtable_fmt0_pairs_validate( FT_Bytes table,
+ FT_Bytes limit,
+ FT_UShort nPairs,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UShort i;
+
+ FT_UShort last_gid_left = 0;
+ FT_UShort last_gid_right = 0;
+
+ FT_UNUSED( limit );
+
+
+ GXV_NAME_ENTER( "kern format 0 pairs" );
+
+ for ( i = 0; i < nPairs; i++ )
+ {
+ FT_UShort gid_left;
+ FT_UShort gid_right;
+#ifdef GXV_LOAD_UNUSED_VARS
+ FT_Short kernValue;
+#endif
+
+
+ /* left */
+ gid_left = FT_NEXT_USHORT( p );
+ gxv_glyphid_validate( gid_left, valid );
+
+ /* right */
+ gid_right = FT_NEXT_USHORT( p );
+ gxv_glyphid_validate( gid_right, valid );
+
+ /* Pairs of left and right GIDs must be unique and sorted. */
+ GXV_TRACE(( "left gid = %u, right gid = %u\n", gid_left, gid_right ));
+ if ( gid_left == last_gid_left )
+ {
+ if ( last_gid_right < gid_right )
+ last_gid_right = gid_right;
+ else
+ FT_INVALID_DATA;
+ }
+ else if ( last_gid_left < gid_left )
+ {
+ last_gid_left = gid_left;
+ last_gid_right = gid_right;
+ }
+ else
+ FT_INVALID_DATA;
+
+ /* skip the kern value */
+#ifdef GXV_LOAD_UNUSED_VARS
+ kernValue = FT_NEXT_SHORT( p );
+#else
+ p += 2;
+#endif
+ }
+
+ GXV_EXIT;
+ }
+
+ static void
+ gxv_kern_subtable_fmt0_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table + GXV_KERN_SUBTABLE_HEADER_SIZE;
+
+ FT_UShort nPairs;
+ FT_UShort unitSize;
+
+
+ GXV_NAME_ENTER( "kern subtable format 0" );
+
+ unitSize = 2 + 2 + 2;
+ nPairs = 0;
+
+ /* nPairs, searchRange, entrySelector, rangeShift */
+ GXV_LIMIT_CHECK( 2 + 2 + 2 + 2 );
+ gxv_BinSrchHeader_validate( p, limit, &unitSize, &nPairs, valid );
+ p += 2 + 2 + 2 + 2;
+
+ gxv_kern_subtable_fmt0_pairs_validate( p, limit, nPairs, valid );
+
+ GXV_EXIT;
+ }
+
+
+ /* ============================= format 1 ============================== */
+
+
+ typedef struct GXV_kern_fmt1_StateOptRec_
+ {
+ FT_UShort valueTable;
+ FT_UShort valueTable_length;
+
+ } GXV_kern_fmt1_StateOptRec, *GXV_kern_fmt1_StateOptRecData;
+
+
+ static void
+ gxv_kern_subtable_fmt1_valueTable_load( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+ GXV_kern_fmt1_StateOptRecData optdata =
+ (GXV_kern_fmt1_StateOptRecData)valid->statetable.optdata;
+
+
+ GXV_LIMIT_CHECK( 2 );
+ optdata->valueTable = FT_NEXT_USHORT( p );
+ }
+
+
+ /*
+ * passed tables_size covers whole StateTable, including kern fmt1 header
+ */
+ static void
+ gxv_kern_subtable_fmt1_subtable_setup( FT_UShort table_size,
+ FT_UShort classTable,
+ FT_UShort stateArray,
+ FT_UShort entryTable,
+ FT_UShort* classTable_length_p,
+ FT_UShort* stateArray_length_p,
+ FT_UShort* entryTable_length_p,
+ GXV_Validator valid )
+ {
+ FT_UShort o[4];
+ FT_UShort *l[4];
+ FT_UShort buff[5];
+
+ GXV_kern_fmt1_StateOptRecData optdata =
+ (GXV_kern_fmt1_StateOptRecData)valid->statetable.optdata;
+
+
+ o[0] = classTable;
+ o[1] = stateArray;
+ o[2] = entryTable;
+ o[3] = optdata->valueTable;
+ l[0] = classTable_length_p;
+ l[1] = stateArray_length_p;
+ l[2] = entryTable_length_p;
+ l[3] = &(optdata->valueTable_length);
+
+ gxv_set_length_by_ushort_offset( o, l, buff, 4, table_size, valid );
+ }
+
+
+ /*
+ * passed table & limit are of whole StateTable, not including subtables
+ */
+ static void
+ gxv_kern_subtable_fmt1_entry_validate(
+ FT_Byte state,
+ FT_UShort flags,
+ GXV_StateTable_GlyphOffsetCPtr glyphOffset_p,
+ FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+#ifdef GXV_LOAD_UNUSED_VARS
+ FT_UShort push;
+ FT_UShort dontAdvance;
+#endif
+ FT_UShort valueOffset;
+#ifdef GXV_LOAD_UNUSED_VARS
+ FT_UShort kernAction;
+ FT_UShort kernValue;
+#endif
+
+ FT_UNUSED( state );
+ FT_UNUSED( glyphOffset_p );
+
+
+#ifdef GXV_LOAD_UNUSED_VARS
+ push = (FT_UShort)( ( flags >> 15 ) & 1 );
+ dontAdvance = (FT_UShort)( ( flags >> 14 ) & 1 );
+#endif
+ valueOffset = (FT_UShort)( flags & 0x3FFF );
+
+ {
+ GXV_kern_fmt1_StateOptRecData vt_rec =
+ (GXV_kern_fmt1_StateOptRecData)valid->statetable.optdata;
+ FT_Bytes p;
+
+
+ if ( valueOffset < vt_rec->valueTable )
+ FT_INVALID_OFFSET;
+
+ p = table + valueOffset;
+ limit = table + vt_rec->valueTable + vt_rec->valueTable_length;
+
+ GXV_LIMIT_CHECK( 2 + 2 );
+#ifdef GXV_LOAD_UNUSED_VARS
+ kernAction = FT_NEXT_USHORT( p );
+ kernValue = FT_NEXT_USHORT( p );
+#else
+ p += 4;
+#endif
+ }
+ }
+
+
+ static void
+ gxv_kern_subtable_fmt1_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+ GXV_kern_fmt1_StateOptRec vt_rec;
+
+
+ GXV_NAME_ENTER( "kern subtable format 1" );
+
+ valid->statetable.optdata =
+ &vt_rec;
+ valid->statetable.optdata_load_func =
+ gxv_kern_subtable_fmt1_valueTable_load;
+ valid->statetable.subtable_setup_func =
+ gxv_kern_subtable_fmt1_subtable_setup;
+ valid->statetable.entry_glyphoffset_fmt =
+ GXV_GLYPHOFFSET_NONE;
+ valid->statetable.entry_validate_func =
+ gxv_kern_subtable_fmt1_entry_validate;
+
+ gxv_StateTable_validate( p, limit, valid );
+
+ GXV_EXIT;
+ }
+
+
+ /* ================ Data for Class-Based Subtables 2, 3 ================ */
+
+ typedef enum GXV_kern_ClassSpec_
+ {
+ GXV_KERN_CLS_L = 0,
+ GXV_KERN_CLS_R
+
+ } GXV_kern_ClassSpec;
+
+
+ /* ============================= format 2 ============================== */
+
+ /* ---------------------- format 2 specific data ----------------------- */
+
+ typedef struct GXV_kern_subtable_fmt2_DataRec_
+ {
+ FT_UShort rowWidth;
+ FT_UShort array;
+ FT_UShort offset_min[2];
+ FT_UShort offset_max[2];
+ const FT_String* class_tag[2];
+ GXV_odtect_Range odtect;
+
+ } GXV_kern_subtable_fmt2_DataRec, *GXV_kern_subtable_fmt2_Data;
+
+
+#define GXV_KERN_FMT2_DATA( field ) \
+ ( ( (GXV_kern_subtable_fmt2_DataRec *) \
+ ( GXV_KERN_DATA( subtable_data ) ) )->field )
+
+
+ /* -------------------------- utility functions ----------------------- */
+
+ static void
+ gxv_kern_subtable_fmt2_clstbl_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_kern_ClassSpec spec,
+ GXV_Validator valid )
+ {
+ const FT_String* tag = GXV_KERN_FMT2_DATA( class_tag[spec] );
+ GXV_odtect_Range odtect = GXV_KERN_FMT2_DATA( odtect );
+
+ FT_Bytes p = table;
+ FT_UShort firstGlyph;
+ FT_UShort nGlyphs;
+
+
+ GXV_NAME_ENTER( "kern format 2 classTable" );
+
+ GXV_LIMIT_CHECK( 2 + 2 );
+ firstGlyph = FT_NEXT_USHORT( p );
+ nGlyphs = FT_NEXT_USHORT( p );
+ GXV_TRACE(( " %s firstGlyph=%d, nGlyphs=%d\n",
+ tag, firstGlyph, nGlyphs ));
+
+ gxv_glyphid_validate( firstGlyph, valid );
+ gxv_glyphid_validate( (FT_UShort)( firstGlyph + nGlyphs - 1 ), valid );
+
+ gxv_array_getlimits_ushort( p, p + ( 2 * nGlyphs ),
+ &( GXV_KERN_FMT2_DATA( offset_min[spec] ) ),
+ &( GXV_KERN_FMT2_DATA( offset_max[spec] ) ),
+ valid );
+
+ gxv_odtect_add_range( table, 2 * nGlyphs, tag, odtect );
+
+ GXV_EXIT;
+ }
+
+
+ static void
+ gxv_kern_subtable_fmt2_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ GXV_ODTECT( 3, odtect );
+ GXV_kern_subtable_fmt2_DataRec fmt2_rec =
+ { 0, 0, { 0, 0 }, { 0, 0 }, { "leftClass", "rightClass" }, NULL };
+
+ FT_Bytes p = table + GXV_KERN_SUBTABLE_HEADER_SIZE;
+ FT_UShort leftOffsetTable;
+ FT_UShort rightOffsetTable;
+
+
+ GXV_NAME_ENTER( "kern subtable format 2" );
+
+ GXV_ODTECT_INIT( odtect );
+ fmt2_rec.odtect = odtect;
+ GXV_KERN_DATA( subtable_data ) = &fmt2_rec;
+
+ GXV_LIMIT_CHECK( 2 + 2 + 2 + 2 );
+ GXV_KERN_FMT2_DATA( rowWidth ) = FT_NEXT_USHORT( p );
+ leftOffsetTable = FT_NEXT_USHORT( p );
+ rightOffsetTable = FT_NEXT_USHORT( p );
+ GXV_KERN_FMT2_DATA( array ) = FT_NEXT_USHORT( p );
+
+ GXV_TRACE(( "rowWidth = %d\n", GXV_KERN_FMT2_DATA( rowWidth ) ));
+
+
+ GXV_LIMIT_CHECK( leftOffsetTable );
+ GXV_LIMIT_CHECK( rightOffsetTable );
+ GXV_LIMIT_CHECK( GXV_KERN_FMT2_DATA( array ) );
+
+ gxv_kern_subtable_fmt2_clstbl_validate( table + leftOffsetTable, limit,
+ GXV_KERN_CLS_L, valid );
+
+ gxv_kern_subtable_fmt2_clstbl_validate( table + rightOffsetTable, limit,
+ GXV_KERN_CLS_R, valid );
+
+ if ( GXV_KERN_FMT2_DATA( offset_min[GXV_KERN_CLS_L] ) +
+ GXV_KERN_FMT2_DATA( offset_min[GXV_KERN_CLS_R] )
+ < GXV_KERN_FMT2_DATA( array ) )
+ FT_INVALID_OFFSET;
+
+ gxv_odtect_add_range( table + GXV_KERN_FMT2_DATA( array ),
+ GXV_KERN_FMT2_DATA( offset_max[GXV_KERN_CLS_L] )
+ + GXV_KERN_FMT2_DATA( offset_max[GXV_KERN_CLS_R] )
+ - GXV_KERN_FMT2_DATA( array ),
+ "array", odtect );
+
+ gxv_odtect_validate( odtect, valid );
+
+ GXV_EXIT;
+ }
+
+
+ /* ============================= format 3 ============================== */
+
+ static void
+ gxv_kern_subtable_fmt3_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table + GXV_KERN_SUBTABLE_HEADER_SIZE;
+ FT_UShort glyphCount;
+ FT_Byte kernValueCount;
+ FT_Byte leftClassCount;
+ FT_Byte rightClassCount;
+ FT_Byte flags;
+
+
+ GXV_NAME_ENTER( "kern subtable format 3" );
+
+ GXV_LIMIT_CHECK( 2 + 1 + 1 + 1 + 1 );
+ glyphCount = FT_NEXT_USHORT( p );
+ kernValueCount = FT_NEXT_BYTE( p );
+ leftClassCount = FT_NEXT_BYTE( p );
+ rightClassCount = FT_NEXT_BYTE( p );
+ flags = FT_NEXT_BYTE( p );
+
+ if ( valid->face->num_glyphs != glyphCount )
+ {
+ GXV_TRACE(( "maxGID=%d, but glyphCount=%d\n",
+ valid->face->num_glyphs, glyphCount ));
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_GLYPH_ID );
+ }
+
+ if ( flags != 0 )
+ GXV_TRACE(( "kern subtable fmt3 has nonzero value"
+ " (%d) in unused flag\n", flags ));
+ /*
+ * just skip kernValue[kernValueCount]
+ */
+ GXV_LIMIT_CHECK( 2 * kernValueCount );
+ p += 2 * kernValueCount;
+
+ /*
+ * check leftClass[gid] < leftClassCount
+ */
+ {
+ FT_Byte min, max;
+
+
+ GXV_LIMIT_CHECK( glyphCount );
+ gxv_array_getlimits_byte( p, p + glyphCount, &min, &max, valid );
+ p += valid->subtable_length;
+
+ if ( leftClassCount < max )
+ FT_INVALID_DATA;
+ }
+
+ /*
+ * check rightClass[gid] < rightClassCount
+ */
+ {
+ FT_Byte min, max;
+
+
+ GXV_LIMIT_CHECK( glyphCount );
+ gxv_array_getlimits_byte( p, p + glyphCount, &min, &max, valid );
+ p += valid->subtable_length;
+
+ if ( rightClassCount < max )
+ FT_INVALID_DATA;
+ }
+
+ /*
+ * check kernIndex[i, j] < kernValueCount
+ */
+ {
+ FT_UShort i, j;
+
+
+ for ( i = 0; i < leftClassCount; i++ )
+ {
+ for ( j = 0; j < rightClassCount; j++ )
+ {
+ GXV_LIMIT_CHECK( 1 );
+ if ( kernValueCount < FT_NEXT_BYTE( p ) )
+ FT_INVALID_OFFSET;
+ }
+ }
+ }
+
+ valid->subtable_length = p - table;
+
+ GXV_EXIT;
+ }
+
+
+ static FT_Bool
+ gxv_kern_coverage_new_apple_validate( FT_UShort coverage,
+ FT_UShort* format,
+ GXV_Validator valid )
+ {
+ /* new Apple-dialect */
+#ifdef GXV_LOAD_TRACE_VARS
+ FT_Bool kernVertical;
+ FT_Bool kernCrossStream;
+ FT_Bool kernVariation;
+#endif
+
+ FT_UNUSED( valid );
+
+
+ /* reserved bits = 0 */
+ if ( coverage & 0x1FFC )
+ return FALSE;
+
+#ifdef GXV_LOAD_TRACE_VARS
+ kernVertical = FT_BOOL( ( coverage >> 15 ) & 1 );
+ kernCrossStream = FT_BOOL( ( coverage >> 14 ) & 1 );
+ kernVariation = FT_BOOL( ( coverage >> 13 ) & 1 );
+#endif
+
+ *format = (FT_UShort)( coverage & 0x0003 );
+
+ GXV_TRACE(( "new Apple-dialect: "
+ "horizontal=%d, cross-stream=%d, variation=%d, format=%d\n",
+ !kernVertical, kernCrossStream, kernVariation, *format ));
+
+ GXV_TRACE(( "kerning values in Apple format subtable are ignored\n" ));
+
+ return TRUE;
+ }
+
+
+ static FT_Bool
+ gxv_kern_coverage_classic_apple_validate( FT_UShort coverage,
+ FT_UShort* format,
+ GXV_Validator valid )
+ {
+ /* classic Apple-dialect */
+#ifdef GXV_LOAD_TRACE_VARS
+ FT_Bool horizontal;
+ FT_Bool cross_stream;
+#endif
+
+
+ /* check expected flags, but don't check if MS-dialect is impossible */
+ if ( !( coverage & 0xFD00 ) && KERN_ALLOWS_MS( valid ) )
+ return FALSE;
+
+ /* reserved bits = 0 */
+ if ( coverage & 0x02FC )
+ return FALSE;
+
+#ifdef GXV_LOAD_TRACE_VARS
+ horizontal = FT_BOOL( ( coverage >> 15 ) & 1 );
+ cross_stream = FT_BOOL( ( coverage >> 13 ) & 1 );
+#endif
+
+ *format = (FT_UShort)( coverage & 0x0003 );
+
+ GXV_TRACE(( "classic Apple-dialect: "
+ "horizontal=%d, cross-stream=%d, format=%d\n",
+ horizontal, cross_stream, *format ));
+
+ /* format 1 requires GX State Machine, too new for classic */
+ if ( *format == 1 )
+ return FALSE;
+
+ GXV_TRACE(( "kerning values in Apple format subtable are ignored\n" ));
+
+ return TRUE;
+ }
+
+
+ static FT_Bool
+ gxv_kern_coverage_classic_microsoft_validate( FT_UShort coverage,
+ FT_UShort* format,
+ GXV_Validator valid )
+ {
+ /* classic Microsoft-dialect */
+#ifdef GXV_LOAD_TRACE_VARS
+ FT_Bool horizontal;
+ FT_Bool minimum;
+ FT_Bool cross_stream;
+ FT_Bool override;
+#endif
+
+ FT_UNUSED( valid );
+
+
+ /* reserved bits = 0 */
+ if ( coverage & 0xFDF0 )
+ return FALSE;
+
+#ifdef GXV_LOAD_TRACE_VARS
+ horizontal = FT_BOOL( coverage & 1 );
+ minimum = FT_BOOL( ( coverage >> 1 ) & 1 );
+ cross_stream = FT_BOOL( ( coverage >> 2 ) & 1 );
+ override = FT_BOOL( ( coverage >> 3 ) & 1 );
+#endif
+
+ *format = (FT_UShort)( ( coverage >> 8 ) & 0x0003 );
+
+ GXV_TRACE(( "classic Microsoft-dialect: "
+ "horizontal=%d, minimum=%d, cross-stream=%d, "
+ "override=%d, format=%d\n",
+ horizontal, minimum, cross_stream, override, *format ));
+
+ if ( *format == 2 )
+ GXV_TRACE((
+ "kerning values in Microsoft format 2 subtable are ignored\n" ));
+
+ return TRUE;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** MAIN *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ static GXV_kern_Dialect
+ gxv_kern_coverage_validate( FT_UShort coverage,
+ FT_UShort* format,
+ GXV_Validator valid )
+ {
+ GXV_kern_Dialect result = KERN_DIALECT_UNKNOWN;
+
+
+ GXV_NAME_ENTER( "validating coverage" );
+
+ GXV_TRACE(( "interprete coverage 0x%04x by Apple style\n", coverage ));
+
+ if ( KERN_IS_NEW( valid ) )
+ {
+ if ( gxv_kern_coverage_new_apple_validate( coverage,
+ format,
+ valid ) )
+ {
+ result = KERN_DIALECT_APPLE;
+ goto Exit;
+ }
+ }
+
+ if ( KERN_IS_CLASSIC( valid ) && KERN_ALLOWS_APPLE( valid ) )
+ {
+ if ( gxv_kern_coverage_classic_apple_validate( coverage,
+ format,
+ valid ) )
+ {
+ result = KERN_DIALECT_APPLE;
+ goto Exit;
+ }
+ }
+
+ if ( KERN_IS_CLASSIC( valid ) && KERN_ALLOWS_MS( valid ) )
+ {
+ if ( gxv_kern_coverage_classic_microsoft_validate( coverage,
+ format,
+ valid ) )
+ {
+ result = KERN_DIALECT_MS;
+ goto Exit;
+ }
+ }
+
+ GXV_TRACE(( "cannot interprete coverage, broken kern subtable\n" ));
+
+ Exit:
+ GXV_EXIT;
+ return result;
+ }
+
+
+ static void
+ gxv_kern_subtable_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+#ifdef GXV_LOAD_TRACE_VARS
+ FT_UShort version = 0; /* MS only: subtable version, unused */
+#endif
+ FT_ULong length; /* MS: 16bit, Apple: 32bit*/
+ FT_UShort coverage;
+#ifdef GXV_LOAD_TRACE_VARS
+ FT_UShort tupleIndex = 0; /* Apple only */
+#endif
+ FT_UShort u16[2];
+ FT_UShort format = 255; /* subtable format */
+
+
+ GXV_NAME_ENTER( "kern subtable" );
+
+ GXV_LIMIT_CHECK( 2 + 2 + 2 );
+ u16[0] = FT_NEXT_USHORT( p ); /* Apple: length_hi MS: version */
+ u16[1] = FT_NEXT_USHORT( p ); /* Apple: length_lo MS: length */
+ coverage = FT_NEXT_USHORT( p );
+
+ switch ( gxv_kern_coverage_validate( coverage, &format, valid ) )
+ {
+ case KERN_DIALECT_MS:
+#ifdef GXV_LOAD_TRACE_VARS
+ version = u16[0];
+#endif
+ length = u16[1];
+#ifdef GXV_LOAD_TRACE_VARS
+ tupleIndex = 0;
+#endif
+ GXV_TRACE(( "Subtable version = %d\n", version ));
+ GXV_TRACE(( "Subtable length = %d\n", length ));
+ break;
+
+ case KERN_DIALECT_APPLE:
+#ifdef GXV_LOAD_TRACE_VARS
+ version = 0;
+#endif
+ length = ( u16[0] << 16 ) + u16[1];
+#ifdef GXV_LOAD_TRACE_VARS
+ tupleIndex = 0;
+#endif
+ GXV_TRACE(( "Subtable length = %d\n", length ));
+
+ if ( KERN_IS_NEW( valid ) )
+ {
+ GXV_LIMIT_CHECK( 2 );
+#ifdef GXV_LOAD_TRACE_VARS
+ tupleIndex = FT_NEXT_USHORT( p );
+#else
+ p += 2;
+#endif
+ GXV_TRACE(( "Subtable tupleIndex = %d\n", tupleIndex ));
+ }
+ break;
+
+ default:
+ length = u16[1];
+ GXV_TRACE(( "cannot detect subtable dialect, "
+ "just skip %d byte\n", length ));
+ goto Exit;
+ }
+
+ /* formats 1, 2, 3 require the position of the start of this subtable */
+ if ( format == 0 )
+ gxv_kern_subtable_fmt0_validate( table, table + length, valid );
+ else if ( format == 1 )
+ gxv_kern_subtable_fmt1_validate( table, table + length, valid );
+ else if ( format == 2 )
+ gxv_kern_subtable_fmt2_validate( table, table + length, valid );
+ else if ( format == 3 )
+ gxv_kern_subtable_fmt3_validate( table, table + length, valid );
+ else
+ FT_INVALID_DATA;
+
+ Exit:
+ valid->subtable_length = length;
+ GXV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** kern TABLE *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ static void
+ gxv_kern_validate_generic( FT_Bytes table,
+ FT_Face face,
+ FT_Bool classic_only,
+ GXV_kern_Dialect dialect_request,
+ FT_Validator ftvalid )
+ {
+ GXV_ValidatorRec validrec;
+ GXV_Validator valid = &validrec;
+
+ GXV_kern_DataRec kernrec;
+ GXV_kern_Data kern = &kernrec;
+
+ FT_Bytes p = table;
+ FT_Bytes limit = 0;
+
+ FT_ULong nTables = 0;
+ FT_UInt i;
+
+
+ valid->root = ftvalid;
+ valid->table_data = kern;
+ valid->face = face;
+
+ FT_TRACE3(( "validating `kern' table\n" ));
+ GXV_INIT;
+ KERN_DIALECT( valid ) = dialect_request;
+
+ GXV_LIMIT_CHECK( 2 );
+ GXV_KERN_DATA( version ) = (GXV_kern_Version)FT_NEXT_USHORT( p );
+ GXV_TRACE(( "version 0x%04x (higher 16bit)\n",
+ GXV_KERN_DATA( version ) ));
+
+ if ( 0x0001 < GXV_KERN_DATA( version ) )
+ FT_INVALID_FORMAT;
+ else if ( KERN_IS_CLASSIC( valid ) )
+ {
+ GXV_LIMIT_CHECK( 2 );
+ nTables = FT_NEXT_USHORT( p );
+ }
+ else if ( KERN_IS_NEW( valid ) )
+ {
+ if ( classic_only )
+ FT_INVALID_FORMAT;
+
+ if ( 0x0000 != FT_NEXT_USHORT( p ) )
+ FT_INVALID_FORMAT;
+
+ GXV_LIMIT_CHECK( 4 );
+ nTables = FT_NEXT_ULONG( p );
+ }
+
+ for ( i = 0; i < nTables; i++ )
+ {
+ GXV_TRACE(( "validating subtable %d/%d\n", i, nTables ));
+ /* p should be 32bit-aligned? */
+ gxv_kern_subtable_validate( p, 0, valid );
+ p += valid->subtable_length;
+ }
+
+ FT_TRACE4(( "\n" ));
+ }
+
+
+ FT_LOCAL_DEF( void )
+ gxv_kern_validate( FT_Bytes table,
+ FT_Face face,
+ FT_Validator ftvalid )
+ {
+ gxv_kern_validate_generic( table, face, 0, KERN_DIALECT_ANY, ftvalid );
+ }
+
+
+ FT_LOCAL_DEF( void )
+ gxv_kern_validate_classic( FT_Bytes table,
+ FT_Face face,
+ FT_Int dialect_flags,
+ FT_Validator ftvalid )
+ {
+ GXV_kern_Dialect dialect_request;
+
+
+ dialect_request = (GXV_kern_Dialect)dialect_flags;
+ gxv_kern_validate_generic( table, face, 1, dialect_request, ftvalid );
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* gxvlcar.c */
+/* */
+/* TrueTypeGX/AAT lcar table validation (body). */
+/* */
+/* Copyright 2004, 2005 by suzuki toshiya, Masatake YAMATO, Red Hat K.K., */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/***************************************************************************/
+/* */
+/* gxvalid is derived from both gxlayout module and otvalid module. */
+/* Development of gxlayout is supported by the Information-technology */
+/* Promotion Agency(IPA), Japan. */
+/* */
+/***************************************************************************/
+
+
+#include "gxvalid.h"
+#include "gxvcommn.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_gxvlcar
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** Data and Types *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ typedef struct GXV_lcar_DataRec_
+ {
+ FT_UShort format;
+
+ } GXV_lcar_DataRec, *GXV_lcar_Data;
+
+
+#define GXV_LCAR_DATA( FIELD ) GXV_TABLE_DATA( lcar, FIELD )
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** UTILITY FUNCTIONS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ static void
+ gxv_lcar_partial_validate( FT_UShort partial,
+ FT_UShort glyph,
+ GXV_Validator valid )
+ {
+ GXV_NAME_ENTER( "partial" );
+
+ if ( GXV_LCAR_DATA( format ) != 1 )
+ goto Exit;
+
+ gxv_ctlPoint_validate( glyph, partial, valid );
+
+ Exit:
+ GXV_EXIT;
+ }
+
+
+ static void
+ gxv_lcar_LookupValue_validate( FT_UShort glyph,
+ GXV_LookupValueCPtr value_p,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = valid->root->base + value_p->u;
+ FT_Bytes limit = valid->root->limit;
+ FT_UShort count;
+ FT_Short partial;
+ FT_UShort i;
+
+
+ GXV_NAME_ENTER( "element in lookupTable" );
+
+ GXV_LIMIT_CHECK( 2 );
+ count = FT_NEXT_USHORT( p );
+
+ GXV_LIMIT_CHECK( 2 * count );
+ for ( i = 0; i < count; i++ )
+ {
+ partial = FT_NEXT_SHORT( p );
+ gxv_lcar_partial_validate( partial, glyph, valid );
+ }
+
+ GXV_EXIT;
+ }
+
+
+ /*
+ +------ lcar --------------------+
+ | |
+ | +===============+ |
+ | | looup header | |
+ | +===============+ |
+ | | BinSrchHeader | |
+ | +===============+ |
+ | | lastGlyph[0] | |
+ | +---------------+ |
+ | | firstGlyph[0] | | head of lcar sfnt table
+ | +---------------+ | +
+ | | offset[0] | -> | offset [byte]
+ | +===============+ | +
+ | | lastGlyph[1] | | (glyphID - firstGlyph) * 2 [byte]
+ | +---------------+ |
+ | | firstGlyph[1] | |
+ | +---------------+ |
+ | | offset[1] | |
+ | +===============+ |
+ | |
+ | .... |
+ | |
+ | 16bit value array |
+ | +===============+ |
+ +------| value | <-------+
+ | ....
+ |
+ |
+ |
+ |
+ |
+ +----> lcar values...handled by lcar callback function
+ */
+
+ static GXV_LookupValueDesc
+ gxv_lcar_LookupFmt4_transit( FT_UShort relative_gindex,
+ GXV_LookupValueCPtr base_value_p,
+ FT_Bytes lookuptbl_limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p;
+ FT_Bytes limit;
+ FT_UShort offset;
+ GXV_LookupValueDesc value;
+
+ FT_UNUSED( lookuptbl_limit );
+
+ /* XXX: check range? */
+ offset = (FT_UShort)( base_value_p->u +
+ relative_gindex * sizeof ( FT_UShort ) );
+ p = valid->root->base + offset;
+ limit = valid->root->limit;
+
+ GXV_LIMIT_CHECK ( 2 );
+ value.u = FT_NEXT_USHORT( p );
+
+ return value;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** lcar TABLE *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_LOCAL_DEF( void )
+ gxv_lcar_validate( FT_Bytes table,
+ FT_Face face,
+ FT_Validator ftvalid )
+ {
+ FT_Bytes p = table;
+ FT_Bytes limit = 0;
+ GXV_ValidatorRec validrec;
+ GXV_Validator valid = &validrec;
+
+ GXV_lcar_DataRec lcarrec;
+ GXV_lcar_Data lcar = &lcarrec;
+
+ FT_Fixed version;
+
+
+ valid->root = ftvalid;
+ valid->table_data = lcar;
+ valid->face = face;
+
+ FT_TRACE3(( "validating `lcar' table\n" ));
+ GXV_INIT;
+
+ GXV_LIMIT_CHECK( 4 + 2 );
+ version = FT_NEXT_ULONG( p );
+ GXV_LCAR_DATA( format ) = FT_NEXT_USHORT( p );
+
+ if ( version != 0x00010000UL)
+ FT_INVALID_FORMAT;
+
+ if ( GXV_LCAR_DATA( format ) > 1 )
+ FT_INVALID_FORMAT;
+
+ valid->lookupval_sign = GXV_LOOKUPVALUE_UNSIGNED;
+ valid->lookupval_func = gxv_lcar_LookupValue_validate;
+ valid->lookupfmt4_trans = gxv_lcar_LookupFmt4_transit;
+ gxv_LookupTable_validate( p, limit, valid );
+
+ FT_TRACE4(( "\n" ));
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* gxvmod.c */
+/* */
+/* FreeType's TrueTypeGX/AAT validation module implementation (body). */
+/* */
+/* Copyright 2004, 2005, 2006 */
+/* by suzuki toshiya, Masatake YAMATO, Red Hat K.K., */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/***************************************************************************/
+/* */
+/* gxvalid is derived from both gxlayout module and otvalid module. */
+/* Development of gxlayout is supported by the Information-technology */
+/* Promotion Agency(IPA), Japan. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_TRUETYPE_TABLES_H
+#include FT_TRUETYPE_TAGS_H
+#include FT_GX_VALIDATE_H
+#include FT_INTERNAL_OBJECTS_H
+#include FT_SERVICE_GX_VALIDATE_H
+
+#include "gxvmod.h"
+#include "gxvalid.h"
+#include "gxvcommn.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_gxvmodule
+
+
+ static FT_Error
+ gxv_load_table( FT_Face face,
+ FT_Tag tag,
+ FT_Byte* volatile* table,
+ FT_ULong* table_len )
+ {
+ FT_Error error;
+ FT_Memory memory = FT_FACE_MEMORY( face );
+
+
+ error = FT_Load_Sfnt_Table( face, tag, 0, NULL, table_len );
+ if ( error == GXV_Err_Table_Missing )
+ return GXV_Err_Ok;
+ if ( error )
+ goto Exit;
+
+ if ( FT_ALLOC( *table, *table_len ) )
+ goto Exit;
+
+ error = FT_Load_Sfnt_Table( face, tag, 0, *table, table_len );
+
+ Exit:
+ return error;
+ }
+
+
+#define GXV_TABLE_DECL( _sfnt ) \
+ FT_Byte* volatile _sfnt = NULL; \
+ FT_ULong len_ ## _sfnt = 0
+
+#define GXV_TABLE_LOAD( _sfnt ) \
+ if ( ( FT_VALIDATE_ ## _sfnt ## _INDEX < table_count ) && \
+ ( gx_flags & FT_VALIDATE_ ## _sfnt ) ) \
+ { \
+ error = gxv_load_table( face, TTAG_ ## _sfnt, \
+ &_sfnt, &len_ ## _sfnt ); \
+ if ( error ) \
+ goto Exit; \
+ }
+
+#define GXV_TABLE_VALIDATE( _sfnt ) \
+ if ( _sfnt ) \
+ { \
+ ft_validator_init( &valid, _sfnt, _sfnt + len_ ## _sfnt, \
+ FT_VALIDATE_DEFAULT ); \
+ if ( ft_setjmp( valid.jump_buffer ) == 0 ) \
+ gxv_ ## _sfnt ## _validate( _sfnt, face, &valid ); \
+ error = valid.error; \
+ if ( error ) \
+ goto Exit; \
+ }
+
+#define GXV_TABLE_SET( _sfnt ) \
+ if ( FT_VALIDATE_ ## _sfnt ## _INDEX < table_count ) \
+ tables[FT_VALIDATE_ ## _sfnt ## _INDEX] = (FT_Bytes)_sfnt
+
+
+ static FT_Error
+ gxv_validate( FT_Face face,
+ FT_UInt gx_flags,
+ FT_Bytes tables[FT_VALIDATE_GX_LENGTH],
+ FT_UInt table_count )
+ {
+ FT_Memory volatile memory = FT_FACE_MEMORY( face );
+
+ FT_Error error = GXV_Err_Ok;
+ FT_ValidatorRec volatile valid;
+
+ FT_UInt i;
+
+
+ GXV_TABLE_DECL( feat );
+ GXV_TABLE_DECL( bsln );
+ GXV_TABLE_DECL( trak );
+ GXV_TABLE_DECL( just );
+ GXV_TABLE_DECL( mort );
+ GXV_TABLE_DECL( morx );
+ GXV_TABLE_DECL( kern );
+ GXV_TABLE_DECL( opbd );
+ GXV_TABLE_DECL( prop );
+ GXV_TABLE_DECL( lcar );
+
+ for ( i = 0; i < table_count; i++ )
+ tables[i] = 0;
+
+ /* load tables */
+ GXV_TABLE_LOAD( feat );
+ GXV_TABLE_LOAD( bsln );
+ GXV_TABLE_LOAD( trak );
+ GXV_TABLE_LOAD( just );
+ GXV_TABLE_LOAD( mort );
+ GXV_TABLE_LOAD( morx );
+ GXV_TABLE_LOAD( kern );
+ GXV_TABLE_LOAD( opbd );
+ GXV_TABLE_LOAD( prop );
+ GXV_TABLE_LOAD( lcar );
+
+ /* validate tables */
+ GXV_TABLE_VALIDATE( feat );
+ GXV_TABLE_VALIDATE( bsln );
+ GXV_TABLE_VALIDATE( trak );
+ GXV_TABLE_VALIDATE( just );
+ GXV_TABLE_VALIDATE( mort );
+ GXV_TABLE_VALIDATE( morx );
+ GXV_TABLE_VALIDATE( kern );
+ GXV_TABLE_VALIDATE( opbd );
+ GXV_TABLE_VALIDATE( prop );
+ GXV_TABLE_VALIDATE( lcar );
+
+ /* Set results */
+ GXV_TABLE_SET( feat );
+ GXV_TABLE_SET( mort );
+ GXV_TABLE_SET( morx );
+ GXV_TABLE_SET( bsln );
+ GXV_TABLE_SET( just );
+ GXV_TABLE_SET( kern );
+ GXV_TABLE_SET( opbd );
+ GXV_TABLE_SET( trak );
+ GXV_TABLE_SET( prop );
+ GXV_TABLE_SET( lcar );
+
+ Exit:
+ if ( error )
+ {
+ FT_FREE( feat );
+ FT_FREE( bsln );
+ FT_FREE( trak );
+ FT_FREE( just );
+ FT_FREE( mort );
+ FT_FREE( morx );
+ FT_FREE( kern );
+ FT_FREE( opbd );
+ FT_FREE( prop );
+ FT_FREE( lcar );
+ }
+
+ return error;
+ }
+
+
+ static FT_Error
+ classic_kern_validate( FT_Face face,
+ FT_UInt ckern_flags,
+ FT_Bytes* ckern_table )
+ {
+ FT_Memory volatile memory = FT_FACE_MEMORY( face );
+
+ FT_Byte* volatile ckern = NULL;
+ FT_ULong len_ckern = 0;
+
+ /* without volatile on `error' GCC 4.1.1. emits: */
+ /* warning: variable 'error' might be clobbered by 'longjmp' or 'vfork' */
+ /* this warning seems spurious but --- */
+ FT_Error volatile error = GXV_Err_Ok;
+ FT_ValidatorRec volatile valid;
+
+
+ *ckern_table = NULL;
+
+ error = gxv_load_table( face, TTAG_kern, &ckern, &len_ckern );
+ if ( error )
+ goto Exit;
+
+ if ( ckern )
+ {
+ ft_validator_init( &valid, ckern, ckern + len_ckern,
+ FT_VALIDATE_DEFAULT );
+ if ( ft_setjmp( valid.jump_buffer ) == 0 )
+ gxv_kern_validate_classic( ckern, face,
+ ckern_flags & FT_VALIDATE_CKERN, &valid );
+ error = valid.error;
+ if ( error )
+ goto Exit;
+ }
+
+ *ckern_table = ckern;
+
+ Exit:
+ if ( error )
+ FT_FREE( ckern );
+
+ return error;
+ }
+
+
+ static
+ const FT_Service_GXvalidateRec gxvalid_interface =
+ {
+ gxv_validate
+ };
+
+
+ static
+ const FT_Service_CKERNvalidateRec ckernvalid_interface =
+ {
+ classic_kern_validate
+ };
+
+
+ static
+ const FT_ServiceDescRec gxvalid_services[] =
+ {
+ { FT_SERVICE_ID_GX_VALIDATE, &gxvalid_interface },
+ { FT_SERVICE_ID_CLASSICKERN_VALIDATE, &ckernvalid_interface },
+ { NULL, NULL }
+ };
+
+
+ static FT_Pointer
+ gxvalid_get_service( FT_Module module,
+ const char* service_id )
+ {
+ FT_UNUSED( module );
+
+ return ft_service_list_lookup( gxvalid_services, service_id );
+ }
+
+
+ FT_CALLBACK_TABLE_DEF
+ const FT_Module_Class gxv_module_class =
+ {
+ 0,
+ sizeof ( FT_ModuleRec ),
+ "gxvalid",
+ 0x10000L,
+ 0x20000L,
+
+ 0, /* module-specific interface */
+
+ (FT_Module_Constructor)0,
+ (FT_Module_Destructor) 0,
+ (FT_Module_Requester) gxvalid_get_service
+ };
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* gxvmod.h */
+/* */
+/* FreeType's TrueTypeGX/AAT validation module implementation */
+/* (specification). */
+/* */
+/* Copyright 2004, 2005 by suzuki toshiya, Masatake YAMATO, Red Hat K.K., */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/***************************************************************************/
+/* */
+/* gxvalid is derived from both gxlayout module and otvalid module. */
+/* Development of gxlayout is supported by the Information-technology */
+/* Promotion Agency(IPA), Japan. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __GXVMOD_H__
+#define __GXVMOD_H__
+
+#include <ft2build.h>
+#include FT_MODULE_H
+
+
+FT_BEGIN_HEADER
+
+#ifdef FT_CONFIG_OPTION_PIC
+#error "this module does not support PIC yet"
+#endif
+
+
+ FT_EXPORT_VAR( const FT_Module_Class ) gxv_module_class;
+
+
+FT_END_HEADER
+
+#endif /* __GXVMOD_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* gxvmort.c */
+/* */
+/* TrueTypeGX/AAT mort table validation (body). */
+/* */
+/* Copyright 2005 by suzuki toshiya, Masatake YAMATO, Red Hat K.K., */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/***************************************************************************/
+/* */
+/* gxvalid is derived from both gxlayout module and otvalid module. */
+/* Development of gxlayout is supported by the Information-technology */
+/* Promotion Agency(IPA), Japan. */
+/* */
+/***************************************************************************/
+
+
+#include "gxvmort.h"
+#include "gxvfeat.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_gxvmort
+
+
+ static void
+ gxv_mort_feature_validate( GXV_mort_feature f,
+ GXV_Validator valid )
+ {
+ if ( f->featureType >= gxv_feat_registry_length )
+ {
+ GXV_TRACE(( "featureType %d is out of registered range, "
+ "setting %d is unchecked\n",
+ f->featureType, f->featureSetting ));
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_DATA );
+ }
+ else if ( !gxv_feat_registry[f->featureType].existence )
+ {
+ GXV_TRACE(( "featureType %d is within registered area "
+ "but undefined, setting %d is unchecked\n",
+ f->featureType, f->featureSetting ));
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_DATA );
+ }
+ else
+ {
+ FT_Byte nSettings_max;
+
+
+ /* nSettings in gxvfeat.c is halved for exclusive on/off settings */
+ nSettings_max = gxv_feat_registry[f->featureType].nSettings;
+ if ( gxv_feat_registry[f->featureType].exclusive )
+ nSettings_max = (FT_Byte)( 2 * nSettings_max );
+
+ GXV_TRACE(( "featureType %d is registered", f->featureType ));
+ GXV_TRACE(( "setting %d", f->featureSetting ));
+
+ if ( f->featureSetting > nSettings_max )
+ {
+ GXV_TRACE(( "out of defined range %d", nSettings_max ));
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_DATA );
+ }
+ GXV_TRACE(( "\n" ));
+ }
+
+ /* TODO: enableFlags must be unique value in specified chain? */
+ }
+
+
+ /*
+ * nFeatureFlags is typed to FT_ULong to accept that in
+ * mort (typed FT_UShort) and morx (typed FT_ULong).
+ */
+ FT_LOCAL_DEF( void )
+ gxv_mort_featurearray_validate( FT_Bytes table,
+ FT_Bytes limit,
+ FT_ULong nFeatureFlags,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_ULong i;
+
+ GXV_mort_featureRec f = GXV_MORT_FEATURE_OFF;
+
+
+ GXV_NAME_ENTER( "mort feature list" );
+ for ( i = 0; i < nFeatureFlags; i++ )
+ {
+ GXV_LIMIT_CHECK( 2 + 2 + 4 + 4 );
+ f.featureType = FT_NEXT_USHORT( p );
+ f.featureSetting = FT_NEXT_USHORT( p );
+ f.enableFlags = FT_NEXT_ULONG( p );
+ f.disableFlags = FT_NEXT_ULONG( p );
+
+ gxv_mort_feature_validate( &f, valid );
+ }
+
+ if ( !IS_GXV_MORT_FEATURE_OFF( f ) )
+ FT_INVALID_DATA;
+
+ valid->subtable_length = p - table;
+ GXV_EXIT;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ gxv_mort_coverage_validate( FT_UShort coverage,
+ GXV_Validator valid )
+ {
+ FT_UNUSED( valid );
+
+ if ( coverage & 0x8000U )
+ GXV_TRACE(( " this subtable is for vertical text only\n" ));
+ else
+ GXV_TRACE(( " this subtable is for horizontal text only\n" ));
+
+ if ( coverage & 0x4000 )
+ GXV_TRACE(( " this subtable is applied to glyph array "
+ "in descending order\n" ));
+ else
+ GXV_TRACE(( " this subtable is applied to glyph array "
+ "in ascending order\n" ));
+
+ if ( coverage & 0x2000 )
+ GXV_TRACE(( " this subtable is forcibly applied to "
+ "vertical/horizontal text\n" ));
+
+ if ( coverage & 0x1FF8 )
+ GXV_TRACE(( " coverage has non-zero bits in reserved area\n" ));
+ }
+
+
+ static void
+ gxv_mort_subtables_validate( FT_Bytes table,
+ FT_Bytes limit,
+ FT_UShort nSubtables,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+
+ GXV_Validate_Func fmt_funcs_table[] =
+ {
+ gxv_mort_subtable_type0_validate, /* 0 */
+ gxv_mort_subtable_type1_validate, /* 1 */
+ gxv_mort_subtable_type2_validate, /* 2 */
+ NULL, /* 3 */
+ gxv_mort_subtable_type4_validate, /* 4 */
+ gxv_mort_subtable_type5_validate, /* 5 */
+
+ };
+
+ GXV_Validate_Func func;
+ FT_UShort i;
+
+
+ GXV_NAME_ENTER( "subtables in a chain" );
+
+ for ( i = 0; i < nSubtables; i++ )
+ {
+ FT_UShort length;
+ FT_UShort coverage;
+#ifdef GXV_LOAD_UNUSED_VARS
+ FT_ULong subFeatureFlags;
+#endif
+ FT_UInt type;
+ FT_UInt rest;
+
+
+ GXV_LIMIT_CHECK( 2 + 2 + 4 );
+ length = FT_NEXT_USHORT( p );
+ coverage = FT_NEXT_USHORT( p );
+#ifdef GXV_LOAD_UNUSED_VARS
+ subFeatureFlags = FT_NEXT_ULONG( p );
+#else
+ p += 4;
+#endif
+
+ GXV_TRACE(( "validating chain subtable %d/%d (%d bytes)\n",
+ i + 1, nSubtables, length ));
+ type = coverage & 0x0007;
+ rest = length - ( 2 + 2 + 4 );
+
+ GXV_LIMIT_CHECK( rest );
+ gxv_mort_coverage_validate( coverage, valid );
+
+ if ( type > 5 )
+ FT_INVALID_FORMAT;
+
+ func = fmt_funcs_table[type];
+ if ( func == NULL )
+ GXV_TRACE(( "morx type %d is reserved\n", type ));
+
+ func( p, p + rest, valid );
+
+ p += rest;
+ /* TODO: validate subFeatureFlags */
+ }
+
+ valid->subtable_length = p - table;
+
+ GXV_EXIT;
+ }
+
+
+ static void
+ gxv_mort_chain_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+#ifdef GXV_LOAD_UNUSED_VARS
+ FT_ULong defaultFlags;
+#endif
+ FT_ULong chainLength;
+ FT_UShort nFeatureFlags;
+ FT_UShort nSubtables;
+
+
+ GXV_NAME_ENTER( "mort chain header" );
+
+ GXV_LIMIT_CHECK( 4 + 4 + 2 + 2 );
+#ifdef GXV_LOAD_UNUSED_VARS
+ defaultFlags = FT_NEXT_ULONG( p );
+#else
+ p += 4;
+#endif
+ chainLength = FT_NEXT_ULONG( p );
+ nFeatureFlags = FT_NEXT_USHORT( p );
+ nSubtables = FT_NEXT_USHORT( p );
+
+ gxv_mort_featurearray_validate( p, table + chainLength,
+ nFeatureFlags, valid );
+ p += valid->subtable_length;
+ gxv_mort_subtables_validate( p, table + chainLength, nSubtables, valid );
+ valid->subtable_length = chainLength;
+
+ /* TODO: validate defaultFlags */
+ GXV_EXIT;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ gxv_mort_validate( FT_Bytes table,
+ FT_Face face,
+ FT_Validator ftvalid )
+ {
+ GXV_ValidatorRec validrec;
+ GXV_Validator valid = &validrec;
+ FT_Bytes p = table;
+ FT_Bytes limit = 0;
+ FT_ULong version;
+ FT_ULong nChains;
+ FT_ULong i;
+
+
+ valid->root = ftvalid;
+ valid->face = face;
+ limit = valid->root->limit;
+
+ FT_TRACE3(( "validating `mort' table\n" ));
+ GXV_INIT;
+
+ GXV_LIMIT_CHECK( 4 + 4 );
+ version = FT_NEXT_ULONG( p );
+ nChains = FT_NEXT_ULONG( p );
+
+ if (version != 0x00010000UL)
+ FT_INVALID_FORMAT;
+
+ for ( i = 0; i < nChains; i++ )
+ {
+ GXV_TRACE(( "validating chain %d/%d\n", i + 1, nChains ));
+ GXV_32BIT_ALIGNMENT_VALIDATE( p - table );
+ gxv_mort_chain_validate( p, limit, valid );
+ p += valid->subtable_length;
+ }
+
+ FT_TRACE4(( "\n" ));
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* gxvmort.h */
+/* */
+/* TrueTypeGX/AAT common definition for mort table (specification). */
+/* */
+/* Copyright 2004, 2005 by suzuki toshiya, Masatake YAMATO, Red Hat K.K., */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/***************************************************************************/
+/* */
+/* gxvalid is derived from both gxlayout module and otvalid module. */
+/* Development of gxlayout is supported by the Information-technology */
+/* Promotion Agency(IPA), Japan. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __GXVMORT_H__
+#define __GXVMORT_H__
+
+#include "gxvalid.h"
+#include "gxvcommn.h"
+
+#include FT_SFNT_NAMES_H
+
+
+ typedef struct GXV_mort_featureRec_
+ {
+ FT_UShort featureType;
+ FT_UShort featureSetting;
+ FT_ULong enableFlags;
+ FT_ULong disableFlags;
+
+ } GXV_mort_featureRec, *GXV_mort_feature;
+
+#define GXV_MORT_FEATURE_OFF {0, 1, 0x00000000UL, 0x00000000UL}
+
+#define IS_GXV_MORT_FEATURE_OFF( f ) \
+ ( (f).featureType == 0 || \
+ (f).featureSetting == 1 || \
+ (f).enableFlags == 0x00000000UL || \
+ (f).disableFlags == 0x00000000UL )
+
+
+ FT_LOCAL( void )
+ gxv_mort_featurearray_validate( FT_Bytes table,
+ FT_Bytes limit,
+ FT_ULong nFeatureFlags,
+ GXV_Validator valid );
+
+ FT_LOCAL( void )
+ gxv_mort_coverage_validate( FT_UShort coverage,
+ GXV_Validator valid );
+
+ FT_LOCAL( void )
+ gxv_mort_subtable_type0_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid );
+
+ FT_LOCAL( void )
+ gxv_mort_subtable_type1_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid );
+
+ FT_LOCAL( void )
+ gxv_mort_subtable_type2_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid );
+
+ FT_LOCAL( void )
+ gxv_mort_subtable_type4_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid );
+
+ FT_LOCAL( void )
+ gxv_mort_subtable_type5_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid );
+
+
+#endif /* __GXVMORT_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* gxvmort0.c */
+/* */
+/* TrueTypeGX/AAT mort table validation */
+/* body for type0 (Indic Script Rearrangement) subtable. */
+/* */
+/* Copyright 2005 by suzuki toshiya, Masatake YAMATO, Red Hat K.K., */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/***************************************************************************/
+/* */
+/* gxvalid is derived from both gxlayout module and otvalid module. */
+/* Development of gxlayout is supported by the Information-technology */
+/* Promotion Agency(IPA), Japan. */
+/* */
+/***************************************************************************/
+
+
+#include "gxvmort.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_gxvmort
+
+
+ static const char* GXV_Mort_IndicScript_Msg[] =
+ {
+ "no change",
+ "Ax => xA",
+ "xD => Dx",
+ "AxD => DxA",
+ "ABx => xAB",
+ "ABx => xBA",
+ "xCD => CDx",
+ "xCD => DCx",
+ "AxCD => CDxA",
+ "AxCD => DCxA",
+ "ABxD => DxAB",
+ "ABxD => DxBA",
+ "ABxCD => CDxAB",
+ "ABxCD => CDxBA",
+ "ABxCD => DCxAB",
+ "ABxCD => DCxBA",
+
+ };
+
+
+ static void
+ gxv_mort_subtable_type0_entry_validate(
+ FT_Byte state,
+ FT_UShort flags,
+ GXV_StateTable_GlyphOffsetCPtr glyphOffset_p,
+ FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_UShort markFirst;
+ FT_UShort dontAdvance;
+ FT_UShort markLast;
+ FT_UShort reserved;
+ FT_UShort verb = 0;
+
+ FT_UNUSED( state );
+ FT_UNUSED( table );
+ FT_UNUSED( limit );
+
+ FT_UNUSED( GXV_Mort_IndicScript_Msg[verb] ); /* for the non-debugging */
+ FT_UNUSED( glyphOffset_p ); /* case */
+
+
+ markFirst = (FT_UShort)( ( flags >> 15 ) & 1 );
+ dontAdvance = (FT_UShort)( ( flags >> 14 ) & 1 );
+ markLast = (FT_UShort)( ( flags >> 13 ) & 1 );
+
+ reserved = (FT_UShort)( flags & 0x1FF0 );
+ verb = (FT_UShort)( flags & 0x000F );
+
+ GXV_TRACE(( " IndicScript MorphRule for glyphOffset 0x%04x",
+ glyphOffset_p->u ));
+ GXV_TRACE(( " markFirst=%01d", markFirst ));
+ GXV_TRACE(( " dontAdvance=%01d", dontAdvance ));
+ GXV_TRACE(( " markLast=%01d", markLast ));
+ GXV_TRACE(( " %02d", verb ));
+ GXV_TRACE(( " %s\n", GXV_Mort_IndicScript_Msg[verb] ));
+
+ if ( markFirst > 0 && markLast > 0 )
+ {
+ GXV_TRACE(( " [odd] a glyph is marked as the first and last"
+ " in Indic rearrangement\n" ));
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_DATA );
+ }
+
+ if ( markFirst > 0 && dontAdvance > 0 )
+ {
+ GXV_TRACE(( " [odd] the first glyph is marked as dontAdvance"
+ " in Indic rearrangement\n" ));
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_DATA );
+ }
+
+ if ( 0 < reserved )
+ {
+ GXV_TRACE(( " non-zero bits found in reserved range\n" ));
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_DATA );
+ }
+ else
+ GXV_TRACE(( "\n" ));
+ }
+
+
+ FT_LOCAL_DEF( void )
+ gxv_mort_subtable_type0_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+
+
+ GXV_NAME_ENTER(
+ "mort chain subtable type0 (Indic-Script Rearrangement)" );
+
+ GXV_LIMIT_CHECK( GXV_STATETABLE_HEADER_SIZE );
+
+ valid->statetable.optdata = NULL;
+ valid->statetable.optdata_load_func = NULL;
+ valid->statetable.subtable_setup_func = NULL;
+ valid->statetable.entry_glyphoffset_fmt = GXV_GLYPHOFFSET_NONE;
+ valid->statetable.entry_validate_func =
+ gxv_mort_subtable_type0_entry_validate;
+
+ gxv_StateTable_validate( p, limit, valid );
+
+ GXV_EXIT;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* gxvmort1.c */
+/* */
+/* TrueTypeGX/AAT mort table validation */
+/* body for type1 (Contextual Substitution) subtable. */
+/* */
+/* Copyright 2005, 2007 by suzuki toshiya, Masatake YAMATO, Red Hat K.K., */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/***************************************************************************/
+/* */
+/* gxvalid is derived from both gxlayout module and otvalid module. */
+/* Development of gxlayout is supported by the Information-technology */
+/* Promotion Agency(IPA), Japan. */
+/* */
+/***************************************************************************/
+
+
+#include "gxvmort.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_gxvmort
+
+
+ typedef struct GXV_mort_subtable_type1_StateOptRec_
+ {
+ FT_UShort substitutionTable;
+ FT_UShort substitutionTable_length;
+
+ } GXV_mort_subtable_type1_StateOptRec,
+ *GXV_mort_subtable_type1_StateOptRecData;
+
+#define GXV_MORT_SUBTABLE_TYPE1_HEADER_SIZE \
+ ( GXV_STATETABLE_HEADER_SIZE + 2 )
+
+
+ static void
+ gxv_mort_subtable_type1_substitutionTable_load( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+
+ GXV_mort_subtable_type1_StateOptRecData optdata =
+ (GXV_mort_subtable_type1_StateOptRecData)valid->statetable.optdata;
+
+
+ GXV_LIMIT_CHECK( 2 );
+ optdata->substitutionTable = FT_NEXT_USHORT( p );
+ }
+
+
+ static void
+ gxv_mort_subtable_type1_subtable_setup( FT_UShort table_size,
+ FT_UShort classTable,
+ FT_UShort stateArray,
+ FT_UShort entryTable,
+ FT_UShort* classTable_length_p,
+ FT_UShort* stateArray_length_p,
+ FT_UShort* entryTable_length_p,
+ GXV_Validator valid )
+ {
+ FT_UShort o[4];
+ FT_UShort *l[4];
+ FT_UShort buff[5];
+
+ GXV_mort_subtable_type1_StateOptRecData optdata =
+ (GXV_mort_subtable_type1_StateOptRecData)valid->statetable.optdata;
+
+
+ o[0] = classTable;
+ o[1] = stateArray;
+ o[2] = entryTable;
+ o[3] = optdata->substitutionTable;
+ l[0] = classTable_length_p;
+ l[1] = stateArray_length_p;
+ l[2] = entryTable_length_p;
+ l[3] = &( optdata->substitutionTable_length );
+
+ gxv_set_length_by_ushort_offset( o, l, buff, 4, table_size, valid );
+ }
+
+
+ static void
+ gxv_mort_subtable_type1_offset_to_subst_validate(
+ FT_Short wordOffset,
+ const FT_String* tag,
+ FT_Byte state,
+ GXV_Validator valid )
+ {
+ FT_UShort substTable;
+ FT_UShort substTable_limit;
+
+ FT_UNUSED( tag );
+ FT_UNUSED( state );
+
+
+ substTable =
+ ((GXV_mort_subtable_type1_StateOptRec *)
+ (valid->statetable.optdata))->substitutionTable;
+ substTable_limit =
+ (FT_UShort)( substTable +
+ ((GXV_mort_subtable_type1_StateOptRec *)
+ (valid->statetable.optdata))->substitutionTable_length );
+
+ valid->min_gid = (FT_UShort)( ( substTable - wordOffset * 2 ) / 2 );
+ valid->max_gid = (FT_UShort)( ( substTable_limit - wordOffset * 2 ) / 2 );
+ valid->max_gid = (FT_UShort)( FT_MAX( valid->max_gid,
+ valid->face->num_glyphs ) );
+
+ /* XXX: check range? */
+
+ /* TODO: min_gid & max_gid comparison with ClassTable contents */
+ }
+
+
+ static void
+ gxv_mort_subtable_type1_entry_validate(
+ FT_Byte state,
+ FT_UShort flags,
+ GXV_StateTable_GlyphOffsetCPtr glyphOffset_p,
+ FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+#ifdef GXV_LOAD_UNUSED_VARS
+ FT_UShort setMark;
+ FT_UShort dontAdvance;
+#endif
+ FT_UShort reserved;
+ FT_Short markOffset;
+ FT_Short currentOffset;
+
+ FT_UNUSED( table );
+ FT_UNUSED( limit );
+
+
+#ifdef GXV_LOAD_UNUSED_VARS
+ setMark = (FT_UShort)( flags >> 15 );
+ dontAdvance = (FT_UShort)( ( flags >> 14 ) & 1 );
+#endif
+ reserved = (FT_Short)( flags & 0x3FFF );
+
+ markOffset = (FT_Short)( glyphOffset_p->ul >> 16 );
+ currentOffset = (FT_Short)( glyphOffset_p->ul );
+
+ if ( 0 < reserved )
+ {
+ GXV_TRACE(( " non-zero bits found in reserved range\n" ));
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_DATA );
+ }
+
+ gxv_mort_subtable_type1_offset_to_subst_validate( markOffset,
+ "markOffset",
+ state,
+ valid );
+
+ gxv_mort_subtable_type1_offset_to_subst_validate( currentOffset,
+ "currentOffset",
+ state,
+ valid );
+ }
+
+
+ static void
+ gxv_mort_subtable_type1_substTable_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UShort num_gids = (FT_UShort)(
+ ((GXV_mort_subtable_type1_StateOptRec *)
+ (valid->statetable.optdata))->substitutionTable_length / 2 );
+ FT_UShort i;
+
+
+ GXV_NAME_ENTER( "validating contents of substitutionTable" );
+ for ( i = 0; i < num_gids ; i ++ )
+ {
+ FT_UShort dst_gid;
+
+
+ GXV_LIMIT_CHECK( 2 );
+ dst_gid = FT_NEXT_USHORT( p );
+
+ if ( dst_gid >= 0xFFFFU )
+ continue;
+
+ if ( dst_gid < valid->min_gid || valid->max_gid < dst_gid )
+ {
+ GXV_TRACE(( "substTable include a strange gid[%d]=%d >"
+ " out of define range (%d..%d)\n",
+ i, dst_gid, valid->min_gid, valid->max_gid ));
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_GLYPH_ID );
+ }
+ }
+
+ GXV_EXIT;
+ }
+
+
+ /*
+ * subtable for Contextual glyph substitution is a modified StateTable.
+ * In addition to classTable, stateArray, and entryTable, the field
+ * `substitutionTable' is added.
+ */
+ FT_LOCAL_DEF( void )
+ gxv_mort_subtable_type1_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+
+ GXV_mort_subtable_type1_StateOptRec st_rec;
+
+
+ GXV_NAME_ENTER( "mort chain subtable type1 (Contextual Glyph Subst)" );
+
+ GXV_LIMIT_CHECK( GXV_MORT_SUBTABLE_TYPE1_HEADER_SIZE );
+
+ valid->statetable.optdata =
+ &st_rec;
+ valid->statetable.optdata_load_func =
+ gxv_mort_subtable_type1_substitutionTable_load;
+ valid->statetable.subtable_setup_func =
+ gxv_mort_subtable_type1_subtable_setup;
+ valid->statetable.entry_glyphoffset_fmt =
+ GXV_GLYPHOFFSET_ULONG;
+ valid->statetable.entry_validate_func =
+
+ gxv_mort_subtable_type1_entry_validate;
+ gxv_StateTable_validate( p, limit, valid );
+
+ gxv_mort_subtable_type1_substTable_validate(
+ table + st_rec.substitutionTable,
+ table + st_rec.substitutionTable + st_rec.substitutionTable_length,
+ valid );
+
+ GXV_EXIT;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* gxvmort2.c */
+/* */
+/* TrueTypeGX/AAT mort table validation */
+/* body for type2 (Ligature Substitution) subtable. */
+/* */
+/* Copyright 2005 by suzuki toshiya, Masatake YAMATO, Red Hat K.K., */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/***************************************************************************/
+/* */
+/* gxvalid is derived from both gxlayout module and otvalid module. */
+/* Development of gxlayout is supported by the Information-technology */
+/* Promotion Agency(IPA), Japan. */
+/* */
+/***************************************************************************/
+
+
+#include "gxvmort.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_gxvmort
+
+
+ typedef struct GXV_mort_subtable_type2_StateOptRec_
+ {
+ FT_UShort ligActionTable;
+ FT_UShort componentTable;
+ FT_UShort ligatureTable;
+ FT_UShort ligActionTable_length;
+ FT_UShort componentTable_length;
+ FT_UShort ligatureTable_length;
+
+ } GXV_mort_subtable_type2_StateOptRec,
+ *GXV_mort_subtable_type2_StateOptRecData;
+
+#define GXV_MORT_SUBTABLE_TYPE2_HEADER_SIZE \
+ ( GXV_STATETABLE_HEADER_SIZE + 2 + 2 + 2 )
+
+
+ static void
+ gxv_mort_subtable_type2_opttable_load( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+ GXV_mort_subtable_type2_StateOptRecData optdata =
+ (GXV_mort_subtable_type2_StateOptRecData)valid->statetable.optdata;
+
+
+ GXV_LIMIT_CHECK( 2 + 2 + 2 );
+ optdata->ligActionTable = FT_NEXT_USHORT( p );
+ optdata->componentTable = FT_NEXT_USHORT( p );
+ optdata->ligatureTable = FT_NEXT_USHORT( p );
+
+ GXV_TRACE(( "offset to ligActionTable=0x%04x\n",
+ optdata->ligActionTable ));
+ GXV_TRACE(( "offset to componentTable=0x%04x\n",
+ optdata->componentTable ));
+ GXV_TRACE(( "offset to ligatureTable=0x%04x\n",
+ optdata->ligatureTable ));
+ }
+
+
+ static void
+ gxv_mort_subtable_type2_subtable_setup( FT_UShort table_size,
+ FT_UShort classTable,
+ FT_UShort stateArray,
+ FT_UShort entryTable,
+ FT_UShort *classTable_length_p,
+ FT_UShort *stateArray_length_p,
+ FT_UShort *entryTable_length_p,
+ GXV_Validator valid )
+ {
+ FT_UShort o[6];
+ FT_UShort *l[6];
+ FT_UShort buff[7];
+
+ GXV_mort_subtable_type2_StateOptRecData optdata =
+ (GXV_mort_subtable_type2_StateOptRecData)valid->statetable.optdata;
+
+
+ GXV_NAME_ENTER( "subtable boundaries setup" );
+
+ o[0] = classTable;
+ o[1] = stateArray;
+ o[2] = entryTable;
+ o[3] = optdata->ligActionTable;
+ o[4] = optdata->componentTable;
+ o[5] = optdata->ligatureTable;
+ l[0] = classTable_length_p;
+ l[1] = stateArray_length_p;
+ l[2] = entryTable_length_p;
+ l[3] = &(optdata->ligActionTable_length);
+ l[4] = &(optdata->componentTable_length);
+ l[5] = &(optdata->ligatureTable_length);
+
+ gxv_set_length_by_ushort_offset( o, l, buff, 6, table_size, valid );
+
+ GXV_TRACE(( "classTable: offset=0x%04x length=0x%04x\n",
+ classTable, *classTable_length_p ));
+ GXV_TRACE(( "stateArray: offset=0x%04x length=0x%04x\n",
+ stateArray, *stateArray_length_p ));
+ GXV_TRACE(( "entryTable: offset=0x%04x length=0x%04x\n",
+ entryTable, *entryTable_length_p ));
+ GXV_TRACE(( "ligActionTable: offset=0x%04x length=0x%04x\n",
+ optdata->ligActionTable,
+ optdata->ligActionTable_length ));
+ GXV_TRACE(( "componentTable: offset=0x%04x length=0x%04x\n",
+ optdata->componentTable,
+ optdata->componentTable_length ));
+ GXV_TRACE(( "ligatureTable: offset=0x%04x length=0x%04x\n",
+ optdata->ligatureTable,
+ optdata->ligatureTable_length ));
+
+ GXV_EXIT;
+ }
+
+
+ static void
+ gxv_mort_subtable_type2_ligActionOffset_validate(
+ FT_Bytes table,
+ FT_UShort ligActionOffset,
+ GXV_Validator valid )
+ {
+ /* access ligActionTable */
+ GXV_mort_subtable_type2_StateOptRecData optdata =
+ (GXV_mort_subtable_type2_StateOptRecData)valid->statetable.optdata;
+
+ FT_Bytes lat_base = table + optdata->ligActionTable;
+ FT_Bytes p = table + ligActionOffset;
+ FT_Bytes lat_limit = lat_base + optdata->ligActionTable;
+
+
+ GXV_32BIT_ALIGNMENT_VALIDATE( ligActionOffset );
+ if ( p < lat_base )
+ {
+ GXV_TRACE(( "too short offset 0x%04x: p < lat_base (%d byte rewind)\n",
+ ligActionOffset, lat_base - p ));
+
+ /* FontValidator, ftxvalidator, ftxdumperfuser warn but continue */
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_OFFSET );
+ }
+ else if ( lat_limit < p )
+ {
+ GXV_TRACE(( "too large offset 0x%04x: lat_limit < p (%d byte overrun)\n",
+ ligActionOffset, p - lat_limit ));
+
+ /* FontValidator, ftxvalidator, ftxdumperfuser warn but continue */
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_OFFSET );
+ }
+ else
+ {
+ /* validate entry in ligActionTable */
+ FT_ULong lig_action;
+#ifdef GXV_LOAD_UNUSED_VARS
+ FT_UShort last;
+ FT_UShort store;
+#endif
+ FT_ULong offset;
+
+
+ lig_action = FT_NEXT_ULONG( p );
+#ifdef GXV_LOAD_UNUSED_VARS
+ last = (FT_UShort)( ( lig_action >> 31 ) & 1 );
+ store = (FT_UShort)( ( lig_action >> 30 ) & 1 );
+#endif
+
+ /* Apple spec defines this offset as a word offset */
+ offset = lig_action & 0x3FFFFFFFUL;
+ if ( offset * 2 < optdata->ligatureTable )
+ {
+ GXV_TRACE(( "too short offset 0x%08x:"
+ " 2 x offset < ligatureTable (%d byte rewind)\n",
+ offset, optdata->ligatureTable - offset * 2 ));
+
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_OFFSET );
+ } else if ( offset * 2 >
+ optdata->ligatureTable + optdata->ligatureTable_length )
+ {
+ GXV_TRACE(( "too long offset 0x%08x:"
+ " 2 x offset > ligatureTable + ligatureTable_length"
+ " (%d byte overrun)\n",
+ offset,
+ optdata->ligatureTable + optdata->ligatureTable_length
+ - offset * 2 ));
+
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_OFFSET );
+ }
+ }
+ }
+
+
+ static void
+ gxv_mort_subtable_type2_entry_validate(
+ FT_Byte state,
+ FT_UShort flags,
+ GXV_StateTable_GlyphOffsetCPtr glyphOffset_p,
+ FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+#ifdef GXV_LOAD_UNUSED_VARS
+ FT_UShort setComponent;
+ FT_UShort dontAdvance;
+#endif
+ FT_UShort offset;
+
+ FT_UNUSED( state );
+ FT_UNUSED( glyphOffset_p );
+ FT_UNUSED( limit );
+
+
+#ifdef GXV_LOAD_UNUSED_VARS
+ setComponent = (FT_UShort)( ( flags >> 15 ) & 1 );
+ dontAdvance = (FT_UShort)( ( flags >> 14 ) & 1 );
+#endif
+
+ offset = (FT_UShort)( flags & 0x3FFFU );
+
+ if ( 0 < offset )
+ gxv_mort_subtable_type2_ligActionOffset_validate( table, offset,
+ valid );
+ }
+
+
+ static void
+ gxv_mort_subtable_type2_ligatureTable_validate( FT_Bytes table,
+ GXV_Validator valid )
+ {
+ GXV_mort_subtable_type2_StateOptRecData optdata =
+ (GXV_mort_subtable_type2_StateOptRecData)valid->statetable.optdata;
+
+ FT_Bytes p = table + optdata->ligatureTable;
+ FT_Bytes limit = table + optdata->ligatureTable
+ + optdata->ligatureTable_length;
+
+
+ GXV_NAME_ENTER( "mort chain subtable type2 - substitutionTable" );
+ if ( 0 != optdata->ligatureTable )
+ {
+ /* Apple does not give specification of ligatureTable format */
+ while ( p < limit )
+ {
+ FT_UShort lig_gid;
+
+
+ GXV_LIMIT_CHECK( 2 );
+ lig_gid = FT_NEXT_USHORT( p );
+
+ if ( valid->face->num_glyphs < lig_gid )
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_GLYPH_ID );
+ }
+ }
+ GXV_EXIT;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ gxv_mort_subtable_type2_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+
+ GXV_mort_subtable_type2_StateOptRec lig_rec;
+
+
+ GXV_NAME_ENTER( "mort chain subtable type2 (Ligature Substitution)" );
+
+ GXV_LIMIT_CHECK( GXV_MORT_SUBTABLE_TYPE2_HEADER_SIZE );
+
+ valid->statetable.optdata =
+ &lig_rec;
+ valid->statetable.optdata_load_func =
+ gxv_mort_subtable_type2_opttable_load;
+ valid->statetable.subtable_setup_func =
+ gxv_mort_subtable_type2_subtable_setup;
+ valid->statetable.entry_glyphoffset_fmt =
+ GXV_GLYPHOFFSET_NONE;
+ valid->statetable.entry_validate_func =
+ gxv_mort_subtable_type2_entry_validate;
+
+ gxv_StateTable_validate( p, limit, valid );
+
+ p += valid->subtable_length;
+ gxv_mort_subtable_type2_ligatureTable_validate( table, valid );
+
+ valid->subtable_length = p - table;
+
+ GXV_EXIT;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* gxvmort4.c */
+/* */
+/* TrueTypeGX/AAT mort table validation */
+/* body for type4 (Non-Contextual Glyph Substitution) subtable. */
+/* */
+/* Copyright 2005 by suzuki toshiya, Masatake YAMATO, Red Hat K.K., */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/***************************************************************************/
+/* */
+/* gxvalid is derived from both gxlayout module and otvalid module. */
+/* Development of gxlayout is supported by the Information-technology */
+/* Promotion Agency(IPA), Japan. */
+/* */
+/***************************************************************************/
+
+
+#include "gxvmort.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_gxvmort
+
+
+ static void
+ gxv_mort_subtable_type4_lookupval_validate( FT_UShort glyph,
+ GXV_LookupValueCPtr value_p,
+ GXV_Validator valid )
+ {
+ FT_UNUSED( glyph );
+
+ gxv_glyphid_validate( value_p->u, valid );
+ }
+
+ /*
+ +===============+ --------+
+ | lookup header | |
+ +===============+ |
+ | BinSrchHeader | |
+ +===============+ |
+ | lastGlyph[0] | |
+ +---------------+ |
+ | firstGlyph[0] | | head of lookup table
+ +---------------+ | +
+ | offset[0] | -> | offset [byte]
+ +===============+ | +
+ | lastGlyph[1] | | (glyphID - firstGlyph) * 2 [byte]
+ +---------------+ |
+ | firstGlyph[1] | |
+ +---------------+ |
+ | offset[1] | |
+ +===============+ |
+ |
+ .... |
+ |
+ 16bit value array |
+ +===============+ |
+ | value | <-------+
+ ....
+ */
+
+ static GXV_LookupValueDesc
+ gxv_mort_subtable_type4_lookupfmt4_transit(
+ FT_UShort relative_gindex,
+ GXV_LookupValueCPtr base_value_p,
+ FT_Bytes lookuptbl_limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p;
+ FT_Bytes limit;
+ FT_UShort offset;
+ GXV_LookupValueDesc value;
+
+ /* XXX: check range? */
+ offset = (FT_UShort)( base_value_p->u +
+ relative_gindex * sizeof ( FT_UShort ) );
+
+ p = valid->lookuptbl_head + offset;
+ limit = lookuptbl_limit;
+
+ GXV_LIMIT_CHECK( 2 );
+ value.u = FT_NEXT_USHORT( p );
+
+ return value;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ gxv_mort_subtable_type4_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+
+
+ GXV_NAME_ENTER( "mort chain subtable type4 "
+ "(Non-Contextual Glyph Substitution)" );
+
+ valid->lookupval_sign = GXV_LOOKUPVALUE_UNSIGNED;
+ valid->lookupval_func = gxv_mort_subtable_type4_lookupval_validate;
+ valid->lookupfmt4_trans = gxv_mort_subtable_type4_lookupfmt4_transit;
+
+ gxv_LookupTable_validate( p, limit, valid );
+
+ GXV_EXIT;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* gxvmort5.c */
+/* */
+/* TrueTypeGX/AAT mort table validation */
+/* body for type5 (Contextual Glyph Insertion) subtable. */
+/* */
+/* Copyright 2005 by suzuki toshiya, Masatake YAMATO, Red Hat K.K., */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/***************************************************************************/
+/* */
+/* gxvalid is derived from both gxlayout module and otvalid module. */
+/* Development of gxlayout is supported by the Information-technology */
+/* Promotion Agency(IPA), Japan. */
+/* */
+/***************************************************************************/
+
+
+#include "gxvmort.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_gxvmort
+
+
+ /*
+ * mort subtable type5 (Contextual Glyph Insertion)
+ * has the format of StateTable with insertion-glyph-list,
+ * but without name. The offset is given by glyphOffset in
+ * entryTable. There is no table location declaration
+ * like xxxTable.
+ */
+
+ typedef struct GXV_mort_subtable_type5_StateOptRec_
+ {
+ FT_UShort classTable;
+ FT_UShort stateArray;
+ FT_UShort entryTable;
+
+#define GXV_MORT_SUBTABLE_TYPE5_HEADER_SIZE GXV_STATETABLE_HEADER_SIZE
+
+ FT_UShort* classTable_length_p;
+ FT_UShort* stateArray_length_p;
+ FT_UShort* entryTable_length_p;
+
+ } GXV_mort_subtable_type5_StateOptRec,
+ *GXV_mort_subtable_type5_StateOptRecData;
+
+
+ FT_LOCAL_DEF( void )
+ gxv_mort_subtable_type5_subtable_setup( FT_UShort table_size,
+ FT_UShort classTable,
+ FT_UShort stateArray,
+ FT_UShort entryTable,
+ FT_UShort* classTable_length_p,
+ FT_UShort* stateArray_length_p,
+ FT_UShort* entryTable_length_p,
+ GXV_Validator valid )
+ {
+ GXV_mort_subtable_type5_StateOptRecData optdata =
+ (GXV_mort_subtable_type5_StateOptRecData)valid->statetable.optdata;
+
+
+ gxv_StateTable_subtable_setup( table_size,
+ classTable,
+ stateArray,
+ entryTable,
+ classTable_length_p,
+ stateArray_length_p,
+ entryTable_length_p,
+ valid );
+
+ optdata->classTable = classTable;
+ optdata->stateArray = stateArray;
+ optdata->entryTable = entryTable;
+
+ optdata->classTable_length_p = classTable_length_p;
+ optdata->stateArray_length_p = stateArray_length_p;
+ optdata->entryTable_length_p = entryTable_length_p;
+ }
+
+
+ static void
+ gxv_mort_subtable_type5_InsertList_validate( FT_UShort offset,
+ FT_UShort count,
+ FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ /*
+ * We don't know the range of insertion-glyph-list.
+ * Set range by whole of state table.
+ */
+ FT_Bytes p = table + offset;
+
+ GXV_mort_subtable_type5_StateOptRecData optdata =
+ (GXV_mort_subtable_type5_StateOptRecData)valid->statetable.optdata;
+
+ if ( optdata->classTable < offset &&
+ offset < optdata->classTable + *(optdata->classTable_length_p) )
+ GXV_TRACE(( " offset runs into ClassTable" ));
+ if ( optdata->stateArray < offset &&
+ offset < optdata->stateArray + *(optdata->stateArray_length_p) )
+ GXV_TRACE(( " offset runs into StateArray" ));
+ if ( optdata->entryTable < offset &&
+ offset < optdata->entryTable + *(optdata->entryTable_length_p) )
+ GXV_TRACE(( " offset runs into EntryTable" ));
+
+#ifndef GXV_LOAD_TRACE_VARS
+ GXV_LIMIT_CHECK( count * 2 );
+#else
+ while ( p < table + offset + ( count * 2 ) )
+ {
+ FT_UShort insert_glyphID;
+
+
+ GXV_LIMIT_CHECK( 2 );
+ insert_glyphID = FT_NEXT_USHORT( p );
+ GXV_TRACE(( " 0x%04x", insert_glyphID ));
+ }
+ GXV_TRACE(( "\n" ));
+#endif
+ }
+
+
+ static void
+ gxv_mort_subtable_type5_entry_validate(
+ FT_Byte state,
+ FT_UShort flags,
+ GXV_StateTable_GlyphOffsetCPtr glyphOffset,
+ FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+#ifdef GXV_LOAD_UNUSED_VARS
+ FT_Bool setMark;
+ FT_Bool dontAdvance;
+ FT_Bool currentIsKashidaLike;
+ FT_Bool markedIsKashidaLike;
+ FT_Bool currentInsertBefore;
+ FT_Bool markedInsertBefore;
+#endif
+ FT_Byte currentInsertCount;
+ FT_Byte markedInsertCount;
+ FT_UShort currentInsertList;
+ FT_UShort markedInsertList;
+
+ FT_UNUSED( state );
+
+
+#ifdef GXV_LOAD_UNUSED_VARS
+ setMark = FT_BOOL( ( flags >> 15 ) & 1 );
+ dontAdvance = FT_BOOL( ( flags >> 14 ) & 1 );
+ currentIsKashidaLike = FT_BOOL( ( flags >> 13 ) & 1 );
+ markedIsKashidaLike = FT_BOOL( ( flags >> 12 ) & 1 );
+ currentInsertBefore = FT_BOOL( ( flags >> 11 ) & 1 );
+ markedInsertBefore = FT_BOOL( ( flags >> 10 ) & 1 );
+#endif
+
+ currentInsertCount = (FT_Byte)( ( flags >> 5 ) & 0x1F );
+ markedInsertCount = (FT_Byte)( flags & 0x001F );
+
+ currentInsertList = (FT_UShort)( glyphOffset->ul >> 16 );
+ markedInsertList = (FT_UShort)( glyphOffset->ul );
+
+ if ( 0 != currentInsertList && 0 != currentInsertCount )
+ {
+ gxv_mort_subtable_type5_InsertList_validate( currentInsertList,
+ currentInsertCount,
+ table,
+ limit,
+ valid );
+ }
+
+ if ( 0 != markedInsertList && 0 != markedInsertCount )
+ {
+ gxv_mort_subtable_type5_InsertList_validate( markedInsertList,
+ markedInsertCount,
+ table,
+ limit,
+ valid );
+ }
+ }
+
+
+ FT_LOCAL_DEF( void )
+ gxv_mort_subtable_type5_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+
+ GXV_mort_subtable_type5_StateOptRec et_rec;
+ GXV_mort_subtable_type5_StateOptRecData et = &et_rec;
+
+
+ GXV_NAME_ENTER( "mort chain subtable type5 (Glyph Insertion)" );
+
+ GXV_LIMIT_CHECK( GXV_MORT_SUBTABLE_TYPE5_HEADER_SIZE );
+
+ valid->statetable.optdata =
+ et;
+ valid->statetable.optdata_load_func =
+ NULL;
+ valid->statetable.subtable_setup_func =
+ gxv_mort_subtable_type5_subtable_setup;
+ valid->statetable.entry_glyphoffset_fmt =
+ GXV_GLYPHOFFSET_ULONG;
+ valid->statetable.entry_validate_func =
+ gxv_mort_subtable_type5_entry_validate;
+
+ gxv_StateTable_validate( p, limit, valid );
+
+ GXV_EXIT;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* gxvmorx.c */
+/* */
+/* TrueTypeGX/AAT morx table validation (body). */
+/* */
+/* Copyright 2005, 2008 by */
+/* suzuki toshiya, Masatake YAMATO, Red Hat K.K., */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/***************************************************************************/
+/* */
+/* gxvalid is derived from both gxlayout module and otvalid module. */
+/* Development of gxlayout is supported by the Information-technology */
+/* Promotion Agency(IPA), Japan. */
+/* */
+/***************************************************************************/
+
+
+#include "gxvmorx.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_gxvmorx
+
+
+ static void
+ gxv_morx_subtables_validate( FT_Bytes table,
+ FT_Bytes limit,
+ FT_UShort nSubtables,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+
+ GXV_Validate_Func fmt_funcs_table[] =
+ {
+ gxv_morx_subtable_type0_validate, /* 0 */
+ gxv_morx_subtable_type1_validate, /* 1 */
+ gxv_morx_subtable_type2_validate, /* 2 */
+ NULL, /* 3 */
+ gxv_morx_subtable_type4_validate, /* 4 */
+ gxv_morx_subtable_type5_validate, /* 5 */
+
+ };
+
+ GXV_Validate_Func func;
+
+ FT_UShort i;
+
+
+ GXV_NAME_ENTER( "subtables in a chain" );
+
+ for ( i = 0; i < nSubtables; i++ )
+ {
+ FT_ULong length;
+ FT_ULong coverage;
+#ifdef GXV_LOAD_UNUSED_VARS
+ FT_ULong subFeatureFlags;
+#endif
+ FT_ULong type;
+ FT_ULong rest;
+
+
+ GXV_LIMIT_CHECK( 4 + 4 + 4 );
+ length = FT_NEXT_ULONG( p );
+ coverage = FT_NEXT_ULONG( p );
+#ifdef GXV_LOAD_UNUSED_VARS
+ subFeatureFlags = FT_NEXT_ULONG( p );
+#else
+ p += 4;
+#endif
+
+ GXV_TRACE(( "validating chain subtable %d/%d (%d bytes)\n",
+ i + 1, nSubtables, length ));
+
+ type = coverage & 0x0007;
+ rest = length - ( 4 + 4 + 4 );
+ GXV_LIMIT_CHECK( rest );
+
+ /* morx coverage consists of mort_coverage & 16bit padding */
+ gxv_mort_coverage_validate( (FT_UShort)( ( coverage >> 16 ) | coverage ),
+ valid );
+ if ( type > 5 )
+ FT_INVALID_FORMAT;
+
+ func = fmt_funcs_table[type];
+ if ( func == NULL )
+ GXV_TRACE(( "morx type %d is reserved\n", type ));
+
+ func( p, p + rest, valid );
+
+ /* TODO: subFeatureFlags should be unique in a table? */
+ p += rest;
+ }
+
+ valid->subtable_length = p - table;
+
+ GXV_EXIT;
+ }
+
+
+ static void
+ gxv_morx_chain_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+#ifdef GXV_LOAD_UNUSED_VARS
+ FT_ULong defaultFlags;
+#endif
+ FT_ULong chainLength;
+ FT_ULong nFeatureFlags;
+ FT_ULong nSubtables;
+
+
+ GXV_NAME_ENTER( "morx chain header" );
+
+ GXV_LIMIT_CHECK( 4 + 4 + 4 + 4 );
+#ifdef GXV_LOAD_UNUSED_VARS
+ defaultFlags = FT_NEXT_ULONG( p );
+#else
+ p += 4;
+#endif
+ chainLength = FT_NEXT_ULONG( p );
+ nFeatureFlags = FT_NEXT_ULONG( p );
+ nSubtables = FT_NEXT_ULONG( p );
+
+ /* feature-array of morx is same with that of mort */
+ gxv_mort_featurearray_validate( p, limit, nFeatureFlags, valid );
+ p += valid->subtable_length;
+
+ if ( nSubtables >= 0x10000L )
+ FT_INVALID_DATA;
+
+ gxv_morx_subtables_validate( p, table + chainLength,
+ (FT_UShort)nSubtables, valid );
+
+ valid->subtable_length = chainLength;
+
+ /* TODO: defaultFlags should be compared with the flags in tables */
+
+ GXV_EXIT;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ gxv_morx_validate( FT_Bytes table,
+ FT_Face face,
+ FT_Validator ftvalid )
+ {
+ GXV_ValidatorRec validrec;
+ GXV_Validator valid = &validrec;
+ FT_Bytes p = table;
+ FT_Bytes limit = 0;
+ FT_ULong version;
+ FT_ULong nChains;
+ FT_ULong i;
+
+
+ valid->root = ftvalid;
+ valid->face = face;
+
+ FT_TRACE3(( "validating `morx' table\n" ));
+ GXV_INIT;
+
+ GXV_LIMIT_CHECK( 4 + 4 );
+ version = FT_NEXT_ULONG( p );
+ nChains = FT_NEXT_ULONG( p );
+
+ if ( version != 0x00020000UL )
+ FT_INVALID_FORMAT;
+
+ for ( i = 0; i < nChains; i++ )
+ {
+ GXV_TRACE(( "validating chain %d/%d\n", i + 1, nChains ));
+ GXV_32BIT_ALIGNMENT_VALIDATE( p - table );
+ gxv_morx_chain_validate( p, limit, valid );
+ p += valid->subtable_length;
+ }
+
+ FT_TRACE4(( "\n" ));
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* gxvmorx.h */
+/* */
+/* TrueTypeGX/AAT common definition for morx table (specification). */
+/* */
+/* Copyright 2005 by suzuki toshiya, Masatake YAMATO, Red Hat K.K., */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/***************************************************************************/
+/* */
+/* gxvalid is derived from both gxlayout module and otvalid module. */
+/* Development of gxlayout is supported by the Information-technology */
+/* Promotion Agency(IPA), Japan. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __GXVMORX_H__
+#define __GXVMORX_H__
+
+
+#include "gxvalid.h"
+#include "gxvcommn.h"
+#include "gxvmort.h"
+
+#include FT_SFNT_NAMES_H
+
+
+ FT_LOCAL( void )
+ gxv_morx_subtable_type0_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid );
+
+ FT_LOCAL( void )
+ gxv_morx_subtable_type1_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid );
+
+ FT_LOCAL( void )
+ gxv_morx_subtable_type2_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid );
+
+ FT_LOCAL( void )
+ gxv_morx_subtable_type4_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid );
+
+ FT_LOCAL( void )
+ gxv_morx_subtable_type5_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid );
+
+
+#endif /* __GXVMORX_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* gxvmorx0.c */
+/* */
+/* TrueTypeGX/AAT morx table validation */
+/* body for type0 (Indic Script Rearrangement) subtable. */
+/* */
+/* Copyright 2005 by suzuki toshiya, Masatake YAMATO, Red Hat K.K., */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/***************************************************************************/
+/* */
+/* gxvalid is derived from both gxlayout module and otvalid module. */
+/* Development of gxlayout is supported by the Information-technology */
+/* Promotion Agency(IPA), Japan. */
+/* */
+/***************************************************************************/
+
+
+#include "gxvmorx.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_gxvmorx
+
+
+ static void
+ gxv_morx_subtable_type0_entry_validate(
+ FT_UShort state,
+ FT_UShort flags,
+ GXV_XStateTable_GlyphOffsetCPtr glyphOffset_p,
+ FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+#ifdef GXV_LOAD_UNUSED_VARS
+ FT_UShort markFirst;
+ FT_UShort dontAdvance;
+ FT_UShort markLast;
+#endif
+ FT_UShort reserved;
+#ifdef GXV_LOAD_UNUSED_VARS
+ FT_UShort verb;
+#endif
+
+ FT_UNUSED( state );
+ FT_UNUSED( glyphOffset_p );
+ FT_UNUSED( table );
+ FT_UNUSED( limit );
+
+
+#ifdef GXV_LOAD_UNUSED_VARS
+ markFirst = (FT_UShort)( ( flags >> 15 ) & 1 );
+ dontAdvance = (FT_UShort)( ( flags >> 14 ) & 1 );
+ markLast = (FT_UShort)( ( flags >> 13 ) & 1 );
+#endif
+
+ reserved = (FT_UShort)( flags & 0x1FF0 );
+#ifdef GXV_LOAD_UNUSED_VARS
+ verb = (FT_UShort)( flags & 0x000F );
+#endif
+
+ if ( 0 < reserved )
+ {
+ GXV_TRACE(( " non-zero bits found in reserved range\n" ));
+ FT_INVALID_DATA;
+ }
+ }
+
+
+ FT_LOCAL_DEF( void )
+ gxv_morx_subtable_type0_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+
+
+ GXV_NAME_ENTER(
+ "morx chain subtable type0 (Indic-Script Rearrangement)" );
+
+ GXV_LIMIT_CHECK( GXV_STATETABLE_HEADER_SIZE );
+
+ valid->xstatetable.optdata = NULL;
+ valid->xstatetable.optdata_load_func = NULL;
+ valid->xstatetable.subtable_setup_func = NULL;
+ valid->xstatetable.entry_glyphoffset_fmt = GXV_GLYPHOFFSET_NONE;
+ valid->xstatetable.entry_validate_func =
+ gxv_morx_subtable_type0_entry_validate;
+
+ gxv_XStateTable_validate( p, limit, valid );
+
+ GXV_EXIT;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* gxvmorx1.c */
+/* */
+/* TrueTypeGX/AAT morx table validation */
+/* body for type1 (Contextual Substitution) subtable. */
+/* */
+/* Copyright 2005, 2007 by suzuki toshiya, Masatake YAMATO, Red Hat K.K., */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/***************************************************************************/
+/* */
+/* gxvalid is derived from both gxlayout module and otvalid module. */
+/* Development of gxlayout is supported by the Information-technology */
+/* Promotion Agency(IPA), Japan. */
+/* */
+/***************************************************************************/
+
+
+#include "gxvmorx.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_gxvmorx
+
+
+ typedef struct GXV_morx_subtable_type1_StateOptRec_
+ {
+ FT_ULong substitutionTable;
+ FT_ULong substitutionTable_length;
+ FT_UShort substitutionTable_num_lookupTables;
+
+ } GXV_morx_subtable_type1_StateOptRec,
+ *GXV_morx_subtable_type1_StateOptRecData;
+
+
+#define GXV_MORX_SUBTABLE_TYPE1_HEADER_SIZE \
+ ( GXV_STATETABLE_HEADER_SIZE + 2 )
+
+
+ static void
+ gxv_morx_subtable_type1_substitutionTable_load( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+
+ GXV_morx_subtable_type1_StateOptRecData optdata =
+ (GXV_morx_subtable_type1_StateOptRecData)valid->xstatetable.optdata;
+
+
+ GXV_LIMIT_CHECK( 2 );
+ optdata->substitutionTable = FT_NEXT_USHORT( p );
+ }
+
+
+ static void
+ gxv_morx_subtable_type1_subtable_setup( FT_ULong table_size,
+ FT_ULong classTable,
+ FT_ULong stateArray,
+ FT_ULong entryTable,
+ FT_ULong* classTable_length_p,
+ FT_ULong* stateArray_length_p,
+ FT_ULong* entryTable_length_p,
+ GXV_Validator valid )
+ {
+ FT_ULong o[4];
+ FT_ULong *l[4];
+ FT_ULong buff[5];
+
+ GXV_morx_subtable_type1_StateOptRecData optdata =
+ (GXV_morx_subtable_type1_StateOptRecData)valid->xstatetable.optdata;
+
+
+ o[0] = classTable;
+ o[1] = stateArray;
+ o[2] = entryTable;
+ o[3] = optdata->substitutionTable;
+ l[0] = classTable_length_p;
+ l[1] = stateArray_length_p;
+ l[2] = entryTable_length_p;
+ l[3] = &(optdata->substitutionTable_length);
+
+ gxv_set_length_by_ulong_offset( o, l, buff, 4, table_size, valid );
+ }
+
+
+ static void
+ gxv_morx_subtable_type1_entry_validate(
+ FT_UShort state,
+ FT_UShort flags,
+ GXV_StateTable_GlyphOffsetCPtr glyphOffset_p,
+ FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+#ifdef GXV_LOAD_TRACE_VARS
+ FT_UShort setMark;
+ FT_UShort dontAdvance;
+#endif
+ FT_UShort reserved;
+ FT_Short markIndex;
+ FT_Short currentIndex;
+
+ GXV_morx_subtable_type1_StateOptRecData optdata =
+ (GXV_morx_subtable_type1_StateOptRecData)valid->xstatetable.optdata;
+
+ FT_UNUSED( state );
+ FT_UNUSED( table );
+ FT_UNUSED( limit );
+
+
+#ifdef GXV_LOAD_TRACE_VARS
+ setMark = (FT_UShort)( ( flags >> 15 ) & 1 );
+ dontAdvance = (FT_UShort)( ( flags >> 14 ) & 1 );
+#endif
+
+ reserved = (FT_UShort)( flags & 0x3FFF );
+
+ markIndex = (FT_Short)( glyphOffset_p->ul >> 16 );
+ currentIndex = (FT_Short)( glyphOffset_p->ul );
+
+ GXV_TRACE(( " setMark=%01d dontAdvance=%01d\n",
+ setMark, dontAdvance ));
+
+ if ( 0 < reserved )
+ {
+ GXV_TRACE(( " non-zero bits found in reserved range\n" ));
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_DATA );
+ }
+
+ GXV_TRACE(( "markIndex = %d, currentIndex = %d\n",
+ markIndex, currentIndex ));
+
+ if ( optdata->substitutionTable_num_lookupTables < markIndex + 1 )
+ optdata->substitutionTable_num_lookupTables =
+ (FT_Short)( markIndex + 1 );
+
+ if ( optdata->substitutionTable_num_lookupTables < currentIndex + 1 )
+ optdata->substitutionTable_num_lookupTables =
+ (FT_Short)( currentIndex + 1 );
+ }
+
+
+ static void
+ gxv_morx_subtable_type1_LookupValue_validate( FT_UShort glyph,
+ GXV_LookupValueCPtr value_p,
+ GXV_Validator valid )
+ {
+ FT_UNUSED( glyph ); /* for the non-debugging case */
+
+ GXV_TRACE(( "morx subtable type1 subst.: %d -> %d\n", glyph, value_p->u ));
+
+ if ( value_p->u > valid->face->num_glyphs )
+ FT_INVALID_GLYPH_ID;
+ }
+
+
+ static GXV_LookupValueDesc
+ gxv_morx_subtable_type1_LookupFmt4_transit(
+ FT_UShort relative_gindex,
+ GXV_LookupValueCPtr base_value_p,
+ FT_Bytes lookuptbl_limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p;
+ FT_Bytes limit;
+ FT_UShort offset;
+ GXV_LookupValueDesc value;
+
+ /* XXX: check range? */
+ offset = (FT_UShort)( base_value_p->u +
+ relative_gindex * sizeof ( FT_UShort ) );
+
+ p = valid->lookuptbl_head + offset;
+ limit = lookuptbl_limit;
+
+ GXV_LIMIT_CHECK ( 2 );
+ value.u = FT_NEXT_USHORT( p );
+
+ return value;
+ }
+
+
+ /*
+ * TODO: length should be limit?
+ **/
+ static void
+ gxv_morx_subtable_type1_substitutionTable_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UShort i;
+
+ GXV_morx_subtable_type1_StateOptRecData optdata =
+ (GXV_morx_subtable_type1_StateOptRecData)valid->xstatetable.optdata;
+
+
+ /* TODO: calculate offset/length for each lookupTables */
+ valid->lookupval_sign = GXV_LOOKUPVALUE_UNSIGNED;
+ valid->lookupval_func = gxv_morx_subtable_type1_LookupValue_validate;
+ valid->lookupfmt4_trans = gxv_morx_subtable_type1_LookupFmt4_transit;
+
+ for ( i = 0; i < optdata->substitutionTable_num_lookupTables; i++ )
+ {
+ FT_ULong offset;
+
+
+ GXV_LIMIT_CHECK( 4 );
+ offset = FT_NEXT_ULONG( p );
+
+ gxv_LookupTable_validate( table + offset, limit, valid );
+ }
+
+ /* TODO: overlapping of lookupTables in substitutionTable */
+ }
+
+
+ /*
+ * subtable for Contextual glyph substitution is a modified StateTable.
+ * In addition to classTable, stateArray, entryTable, the field
+ * `substitutionTable' is added.
+ */
+ FT_LOCAL_DEF( void )
+ gxv_morx_subtable_type1_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+
+ GXV_morx_subtable_type1_StateOptRec st_rec;
+
+
+ GXV_NAME_ENTER( "morx chain subtable type1 (Contextual Glyph Subst)" );
+
+ GXV_LIMIT_CHECK( GXV_MORX_SUBTABLE_TYPE1_HEADER_SIZE );
+
+ st_rec.substitutionTable_num_lookupTables = 0;
+
+ valid->xstatetable.optdata =
+ &st_rec;
+ valid->xstatetable.optdata_load_func =
+ gxv_morx_subtable_type1_substitutionTable_load;
+ valid->xstatetable.subtable_setup_func =
+ gxv_morx_subtable_type1_subtable_setup;
+ valid->xstatetable.entry_glyphoffset_fmt =
+ GXV_GLYPHOFFSET_ULONG;
+ valid->xstatetable.entry_validate_func =
+ gxv_morx_subtable_type1_entry_validate;
+
+ gxv_XStateTable_validate( p, limit, valid );
+
+ gxv_morx_subtable_type1_substitutionTable_validate(
+ table + st_rec.substitutionTable,
+ table + st_rec.substitutionTable + st_rec.substitutionTable_length,
+ valid );
+
+ GXV_EXIT;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* gxvmorx2.c */
+/* */
+/* TrueTypeGX/AAT morx table validation */
+/* body for type2 (Ligature Substitution) subtable. */
+/* */
+/* Copyright 2005 by suzuki toshiya, Masatake YAMATO, Red Hat K.K., */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/***************************************************************************/
+/* */
+/* gxvalid is derived from both gxlayout module and otvalid module. */
+/* Development of gxlayout is supported by the Information-technology */
+/* Promotion Agency(IPA), Japan. */
+/* */
+/***************************************************************************/
+
+
+#include "gxvmorx.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_gxvmorx
+
+
+ typedef struct GXV_morx_subtable_type2_StateOptRec_
+ {
+ FT_ULong ligActionTable;
+ FT_ULong componentTable;
+ FT_ULong ligatureTable;
+ FT_ULong ligActionTable_length;
+ FT_ULong componentTable_length;
+ FT_ULong ligatureTable_length;
+
+ } GXV_morx_subtable_type2_StateOptRec,
+ *GXV_morx_subtable_type2_StateOptRecData;
+
+
+#define GXV_MORX_SUBTABLE_TYPE2_HEADER_SIZE \
+ ( GXV_XSTATETABLE_HEADER_SIZE + 4 + 4 + 4 )
+
+
+ static void
+ gxv_morx_subtable_type2_opttable_load( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+
+ GXV_morx_subtable_type2_StateOptRecData optdata =
+ (GXV_morx_subtable_type2_StateOptRecData)valid->xstatetable.optdata;
+
+
+ GXV_LIMIT_CHECK( 4 + 4 + 4 );
+ optdata->ligActionTable = FT_NEXT_ULONG( p );
+ optdata->componentTable = FT_NEXT_ULONG( p );
+ optdata->ligatureTable = FT_NEXT_ULONG( p );
+
+ GXV_TRACE(( "offset to ligActionTable=0x%08x\n",
+ optdata->ligActionTable ));
+ GXV_TRACE(( "offset to componentTable=0x%08x\n",
+ optdata->componentTable ));
+ GXV_TRACE(( "offset to ligatureTable=0x%08x\n",
+ optdata->ligatureTable ));
+ }
+
+
+ static void
+ gxv_morx_subtable_type2_subtable_setup( FT_ULong table_size,
+ FT_ULong classTable,
+ FT_ULong stateArray,
+ FT_ULong entryTable,
+ FT_ULong* classTable_length_p,
+ FT_ULong* stateArray_length_p,
+ FT_ULong* entryTable_length_p,
+ GXV_Validator valid )
+ {
+ FT_ULong o[6];
+ FT_ULong* l[6];
+ FT_ULong buff[7];
+
+ GXV_morx_subtable_type2_StateOptRecData optdata =
+ (GXV_morx_subtable_type2_StateOptRecData)valid->xstatetable.optdata;
+
+
+ GXV_NAME_ENTER( "subtable boundaries setup" );
+
+ o[0] = classTable;
+ o[1] = stateArray;
+ o[2] = entryTable;
+ o[3] = optdata->ligActionTable;
+ o[4] = optdata->componentTable;
+ o[5] = optdata->ligatureTable;
+ l[0] = classTable_length_p;
+ l[1] = stateArray_length_p;
+ l[2] = entryTable_length_p;
+ l[3] = &(optdata->ligActionTable_length);
+ l[4] = &(optdata->componentTable_length);
+ l[5] = &(optdata->ligatureTable_length);
+
+ gxv_set_length_by_ulong_offset( o, l, buff, 6, table_size, valid );
+
+ GXV_TRACE(( "classTable: offset=0x%08x length=0x%08x\n",
+ classTable, *classTable_length_p ));
+ GXV_TRACE(( "stateArray: offset=0x%08x length=0x%08x\n",
+ stateArray, *stateArray_length_p ));
+ GXV_TRACE(( "entryTable: offset=0x%08x length=0x%08x\n",
+ entryTable, *entryTable_length_p ));
+ GXV_TRACE(( "ligActionTable: offset=0x%08x length=0x%08x\n",
+ optdata->ligActionTable,
+ optdata->ligActionTable_length ));
+ GXV_TRACE(( "componentTable: offset=0x%08x length=0x%08x\n",
+ optdata->componentTable,
+ optdata->componentTable_length ));
+ GXV_TRACE(( "ligatureTable: offset=0x%08x length=0x%08x\n",
+ optdata->ligatureTable,
+ optdata->ligatureTable_length ));
+
+ GXV_EXIT;
+ }
+
+
+#define GXV_MORX_LIGACTION_ENTRY_SIZE 4
+
+
+ static void
+ gxv_morx_subtable_type2_ligActionIndex_validate(
+ FT_Bytes table,
+ FT_UShort ligActionIndex,
+ GXV_Validator valid )
+ {
+ /* access ligActionTable */
+ GXV_morx_subtable_type2_StateOptRecData optdata =
+ (GXV_morx_subtable_type2_StateOptRecData)valid->xstatetable.optdata;
+
+ FT_Bytes lat_base = table + optdata->ligActionTable;
+ FT_Bytes p = lat_base +
+ ligActionIndex * GXV_MORX_LIGACTION_ENTRY_SIZE;
+ FT_Bytes lat_limit = lat_base + optdata->ligActionTable;
+
+
+ if ( p < lat_base )
+ {
+ GXV_TRACE(( "p < lat_base (%d byte rewind)\n", lat_base - p ));
+ FT_INVALID_OFFSET;
+ }
+ else if ( lat_limit < p )
+ {
+ GXV_TRACE(( "lat_limit < p (%d byte overrun)\n", p - lat_limit ));
+ FT_INVALID_OFFSET;
+ }
+
+ {
+ /* validate entry in ligActionTable */
+ FT_ULong lig_action;
+#ifdef GXV_LOAD_UNUSED_VARS
+ FT_UShort last;
+ FT_UShort store;
+#endif
+ FT_ULong offset;
+ FT_Long gid_limit;
+
+
+ lig_action = FT_NEXT_ULONG( p );
+#ifdef GXV_LOAD_UNUSED_VARS
+ last = (FT_UShort)( ( lig_action >> 31 ) & 1 );
+ store = (FT_UShort)( ( lig_action >> 30 ) & 1 );
+#endif
+
+ offset = lig_action & 0x3FFFFFFFUL;
+
+ /* this offset is 30-bit signed value to add to GID */
+ /* it is different from the location offset in mort */
+ if ( ( offset & 0x3FFF0000UL ) == 0x3FFF0000UL )
+ { /* negative offset */
+ gid_limit = valid->face->num_glyphs - ( offset & 0x0000FFFFUL );
+ if ( gid_limit > 0 )
+ return;
+
+ GXV_TRACE(( "ligature action table includes"
+ " too negative offset moving all GID"
+ " below defined range: 0x%04x\n",
+ offset & 0xFFFFU ));
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_OFFSET );
+ }
+ else if ( ( offset & 0x3FFF0000UL ) == 0x0000000UL )
+ { /* positive offset */
+ if ( (FT_Long)offset < valid->face->num_glyphs )
+ return;
+
+ GXV_TRACE(( "ligature action table includes"
+ " too large offset moving all GID"
+ " over defined range: 0x%04x\n",
+ offset & 0xFFFFU ));
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_OFFSET );
+ }
+
+ GXV_TRACE(( "ligature action table includes"
+ " invalid offset to add to 16-bit GID:"
+ " 0x%08x\n", offset ));
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_OFFSET );
+ }
+ }
+
+
+ static void
+ gxv_morx_subtable_type2_entry_validate(
+ FT_UShort state,
+ FT_UShort flags,
+ GXV_StateTable_GlyphOffsetCPtr glyphOffset_p,
+ FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+#ifdef GXV_LOAD_UNUSED_VARS
+ FT_UShort setComponent;
+ FT_UShort dontAdvance;
+ FT_UShort performAction;
+#endif
+ FT_UShort reserved;
+ FT_UShort ligActionIndex;
+
+ FT_UNUSED( state );
+ FT_UNUSED( limit );
+
+
+#ifdef GXV_LOAD_UNUSED_VARS
+ setComponent = (FT_UShort)( ( flags >> 15 ) & 1 );
+ dontAdvance = (FT_UShort)( ( flags >> 14 ) & 1 );
+ performAction = (FT_UShort)( ( flags >> 13 ) & 1 );
+#endif
+
+ reserved = (FT_UShort)( flags & 0x1FFF );
+ ligActionIndex = glyphOffset_p->u;
+
+ if ( reserved > 0 )
+ GXV_TRACE(( " reserved 14bit is non-zero\n" ));
+
+ if ( 0 < ligActionIndex )
+ gxv_morx_subtable_type2_ligActionIndex_validate(
+ table, ligActionIndex, valid );
+ }
+
+
+ static void
+ gxv_morx_subtable_type2_ligatureTable_validate( FT_Bytes table,
+ GXV_Validator valid )
+ {
+ GXV_morx_subtable_type2_StateOptRecData optdata =
+ (GXV_morx_subtable_type2_StateOptRecData)valid->xstatetable.optdata;
+
+ FT_Bytes p = table + optdata->ligatureTable;
+ FT_Bytes limit = table + optdata->ligatureTable
+ + optdata->ligatureTable_length;
+
+
+ GXV_NAME_ENTER( "morx chain subtable type2 - substitutionTable" );
+
+ if ( 0 != optdata->ligatureTable )
+ {
+ /* Apple does not give specification of ligatureTable format */
+ while ( p < limit )
+ {
+ FT_UShort lig_gid;
+
+
+ GXV_LIMIT_CHECK( 2 );
+ lig_gid = FT_NEXT_USHORT( p );
+ if ( lig_gid < valid->face->num_glyphs )
+ GXV_SET_ERR_IF_PARANOID( FT_INVALID_GLYPH_ID );
+ }
+ }
+
+ GXV_EXIT;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ gxv_morx_subtable_type2_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+
+ GXV_morx_subtable_type2_StateOptRec lig_rec;
+
+
+ GXV_NAME_ENTER( "morx chain subtable type2 (Ligature Substitution)" );
+
+ GXV_LIMIT_CHECK( GXV_MORX_SUBTABLE_TYPE2_HEADER_SIZE );
+
+ valid->xstatetable.optdata =
+ &lig_rec;
+ valid->xstatetable.optdata_load_func =
+ gxv_morx_subtable_type2_opttable_load;
+ valid->xstatetable.subtable_setup_func =
+ gxv_morx_subtable_type2_subtable_setup;
+ valid->xstatetable.entry_glyphoffset_fmt =
+ GXV_GLYPHOFFSET_USHORT;
+ valid->xstatetable.entry_validate_func =
+ gxv_morx_subtable_type2_entry_validate;
+
+ gxv_XStateTable_validate( p, limit, valid );
+
+ p += valid->subtable_length;
+ gxv_morx_subtable_type2_ligatureTable_validate( table, valid );
+
+ GXV_EXIT;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* gxvmorx4.c */
+/* */
+/* TrueTypeGX/AAT morx table validation */
+/* body for "morx" type4 (Non-Contextual Glyph Substitution) subtable. */
+/* */
+/* Copyright 2005 by suzuki toshiya, Masatake YAMATO, Red Hat K.K., */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/***************************************************************************/
+/* */
+/* gxvalid is derived from both gxlayout module and otvalid module. */
+/* Development of gxlayout is supported by the Information-technology */
+/* Promotion Agency(IPA), Japan. */
+/* */
+/***************************************************************************/
+
+
+#include "gxvmorx.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_gxvmorx
+
+
+ FT_LOCAL_DEF( void )
+ gxv_morx_subtable_type4_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ GXV_NAME_ENTER( "morx chain subtable type4 "
+ "(Non-Contextual Glyph Substitution)" );
+
+ gxv_mort_subtable_type4_validate( table, limit, valid );
+
+ GXV_EXIT;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* gxvmorx5.c */
+/* */
+/* TrueTypeGX/AAT morx table validation */
+/* body for type5 (Contextual Glyph Insertion) subtable. */
+/* */
+/* Copyright 2005, 2007 by suzuki toshiya, Masatake YAMATO, Red Hat K.K., */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/***************************************************************************/
+/* */
+/* gxvalid is derived from both gxlayout module and otvalid module. */
+/* Development of gxlayout is supported by the Information-technology */
+/* Promotion Agency(IPA), Japan. */
+/* */
+/***************************************************************************/
+
+
+#include "gxvmorx.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_gxvmorx
+
+
+ /*
+ * `morx' subtable type5 (Contextual Glyph Insertion)
+ * has format of a StateTable with insertion-glyph-list
+ * without name. However, the 32bit offset from the head
+ * of subtable to the i-g-l is given after `entryTable',
+ * without variable name specification (the existence of
+ * this offset to the table is different from mort type5).
+ */
+
+
+ typedef struct GXV_morx_subtable_type5_StateOptRec_
+ {
+ FT_ULong insertionGlyphList;
+ FT_ULong insertionGlyphList_length;
+
+ } GXV_morx_subtable_type5_StateOptRec,
+ *GXV_morx_subtable_type5_StateOptRecData;
+
+
+#define GXV_MORX_SUBTABLE_TYPE5_HEADER_SIZE \
+ ( GXV_STATETABLE_HEADER_SIZE + 4 )
+
+
+ static void
+ gxv_morx_subtable_type5_insertionGlyphList_load( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+
+ GXV_morx_subtable_type5_StateOptRecData optdata =
+ (GXV_morx_subtable_type5_StateOptRecData)valid->xstatetable.optdata;
+
+
+ GXV_LIMIT_CHECK( 4 );
+ optdata->insertionGlyphList = FT_NEXT_ULONG( p );
+ }
+
+
+ static void
+ gxv_morx_subtable_type5_subtable_setup( FT_ULong table_size,
+ FT_ULong classTable,
+ FT_ULong stateArray,
+ FT_ULong entryTable,
+ FT_ULong* classTable_length_p,
+ FT_ULong* stateArray_length_p,
+ FT_ULong* entryTable_length_p,
+ GXV_Validator valid )
+ {
+ FT_ULong o[4];
+ FT_ULong* l[4];
+ FT_ULong buff[5];
+
+ GXV_morx_subtable_type5_StateOptRecData optdata =
+ (GXV_morx_subtable_type5_StateOptRecData)valid->xstatetable.optdata;
+
+
+ o[0] = classTable;
+ o[1] = stateArray;
+ o[2] = entryTable;
+ o[3] = optdata->insertionGlyphList;
+ l[0] = classTable_length_p;
+ l[1] = stateArray_length_p;
+ l[2] = entryTable_length_p;
+ l[3] = &(optdata->insertionGlyphList_length);
+
+ gxv_set_length_by_ulong_offset( o, l, buff, 4, table_size, valid );
+ }
+
+
+ static void
+ gxv_morx_subtable_type5_InsertList_validate( FT_UShort table_index,
+ FT_UShort count,
+ FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table + table_index * 2;
+
+
+#ifndef GXV_LOAD_TRACE_VARS
+ GXV_LIMIT_CHECK( count * 2 );
+#else
+ while ( p < table + count * 2 + table_index * 2 )
+ {
+ FT_UShort insert_glyphID;
+
+
+ GXV_LIMIT_CHECK( 2 );
+ insert_glyphID = FT_NEXT_USHORT( p );
+ GXV_TRACE(( " 0x%04x", insert_glyphID ));
+ }
+
+ GXV_TRACE(( "\n" ));
+#endif
+ }
+
+
+ static void
+ gxv_morx_subtable_type5_entry_validate(
+ FT_UShort state,
+ FT_UShort flags,
+ GXV_StateTable_GlyphOffsetCPtr glyphOffset_p,
+ FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+#ifdef GXV_LOAD_UNUSED_VARS
+ FT_Bool setMark;
+ FT_Bool dontAdvance;
+ FT_Bool currentIsKashidaLike;
+ FT_Bool markedIsKashidaLike;
+ FT_Bool currentInsertBefore;
+ FT_Bool markedInsertBefore;
+#endif
+ FT_Byte currentInsertCount;
+ FT_Byte markedInsertCount;
+ FT_Byte currentInsertList;
+ FT_UShort markedInsertList;
+
+ FT_UNUSED( state );
+
+
+#ifdef GXV_LOAD_UNUSED_VARS
+ setMark = FT_BOOL( ( flags >> 15 ) & 1 );
+ dontAdvance = FT_BOOL( ( flags >> 14 ) & 1 );
+ currentIsKashidaLike = FT_BOOL( ( flags >> 13 ) & 1 );
+ markedIsKashidaLike = FT_BOOL( ( flags >> 12 ) & 1 );
+ currentInsertBefore = FT_BOOL( ( flags >> 11 ) & 1 );
+ markedInsertBefore = FT_BOOL( ( flags >> 10 ) & 1 );
+#endif
+
+ currentInsertCount = (FT_Byte)( ( flags >> 5 ) & 0x1F );
+ markedInsertCount = (FT_Byte)( flags & 0x001F );
+
+ currentInsertList = (FT_Byte) ( glyphOffset_p->ul >> 16 );
+ markedInsertList = (FT_UShort)( glyphOffset_p->ul );
+
+ if ( currentInsertList && 0 != currentInsertCount )
+ gxv_morx_subtable_type5_InsertList_validate( currentInsertList,
+ currentInsertCount,
+ table, limit,
+ valid );
+
+ if ( markedInsertList && 0 != markedInsertCount )
+ gxv_morx_subtable_type5_InsertList_validate( markedInsertList,
+ markedInsertCount,
+ table, limit,
+ valid );
+ }
+
+
+ FT_LOCAL_DEF( void )
+ gxv_morx_subtable_type5_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+
+ GXV_morx_subtable_type5_StateOptRec et_rec;
+ GXV_morx_subtable_type5_StateOptRecData et = &et_rec;
+
+
+ GXV_NAME_ENTER( "morx chain subtable type5 (Glyph Insertion)" );
+
+ GXV_LIMIT_CHECK( GXV_MORX_SUBTABLE_TYPE5_HEADER_SIZE );
+
+ valid->xstatetable.optdata =
+ et;
+ valid->xstatetable.optdata_load_func =
+ gxv_morx_subtable_type5_insertionGlyphList_load;
+ valid->xstatetable.subtable_setup_func =
+ gxv_morx_subtable_type5_subtable_setup;
+ valid->xstatetable.entry_glyphoffset_fmt =
+ GXV_GLYPHOFFSET_ULONG;
+ valid->xstatetable.entry_validate_func =
+ gxv_morx_subtable_type5_entry_validate;
+
+ gxv_XStateTable_validate( p, limit, valid );
+
+ GXV_EXIT;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* gxvopbd.c */
+/* */
+/* TrueTypeGX/AAT opbd table validation (body). */
+/* */
+/* Copyright 2004, 2005 by suzuki toshiya, Masatake YAMATO, Red Hat K.K., */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/***************************************************************************/
+/* */
+/* gxvalid is derived from both gxlayout module and otvalid module. */
+/* Development of gxlayout is supported by the Information-technology */
+/* Promotion Agency(IPA), Japan. */
+/* */
+/***************************************************************************/
+
+
+#include "gxvalid.h"
+#include "gxvcommn.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_gxvopbd
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** Data and Types *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ typedef struct GXV_opbd_DataRec_
+ {
+ FT_UShort format;
+ FT_UShort valueOffset_min;
+
+ } GXV_opbd_DataRec, *GXV_opbd_Data;
+
+
+#define GXV_OPBD_DATA( FIELD ) GXV_TABLE_DATA( opbd, FIELD )
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** UTILITY FUNCTIONS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ static void
+ gxv_opbd_LookupValue_validate( FT_UShort glyph,
+ GXV_LookupValueCPtr value_p,
+ GXV_Validator valid )
+ {
+ /* offset in LookupTable is measured from the head of opbd table */
+ FT_Bytes p = valid->root->base + value_p->u;
+ FT_Bytes limit = valid->root->limit;
+ FT_Short delta_value;
+ int i;
+
+
+ if ( value_p->u < GXV_OPBD_DATA( valueOffset_min ) )
+ GXV_OPBD_DATA( valueOffset_min ) = value_p->u;
+
+ for ( i = 0; i < 4; i++ )
+ {
+ GXV_LIMIT_CHECK( 2 );
+ delta_value = FT_NEXT_SHORT( p );
+
+ if ( GXV_OPBD_DATA( format ) ) /* format 1, value is ctrl pt. */
+ {
+ if ( delta_value == -1 )
+ continue;
+
+ gxv_ctlPoint_validate( glyph, delta_value, valid );
+ }
+ else /* format 0, value is distance */
+ continue;
+ }
+ }
+
+
+ /*
+ opbd ---------------------+
+ |
+ +===============+ |
+ | lookup header | |
+ +===============+ |
+ | BinSrchHeader | |
+ +===============+ |
+ | lastGlyph[0] | |
+ +---------------+ |
+ | firstGlyph[0] | | head of opbd sfnt table
+ +---------------+ | +
+ | offset[0] | -> | offset [byte]
+ +===============+ | +
+ | lastGlyph[1] | | (glyphID - firstGlyph) * 4 * sizeof(FT_Short) [byte]
+ +---------------+ |
+ | firstGlyph[1] | |
+ +---------------+ |
+ | offset[1] | |
+ +===============+ |
+ |
+ .... |
+ |
+ 48bit value array |
+ +===============+ |
+ | value | <-------+
+ | |
+ | |
+ | |
+ +---------------+
+ .... */
+
+ static GXV_LookupValueDesc
+ gxv_opbd_LookupFmt4_transit( FT_UShort relative_gindex,
+ GXV_LookupValueCPtr base_value_p,
+ FT_Bytes lookuptbl_limit,
+ GXV_Validator valid )
+ {
+ GXV_LookupValueDesc value;
+
+ FT_UNUSED( lookuptbl_limit );
+ FT_UNUSED( valid );
+
+ /* XXX: check range? */
+ value.u = (FT_UShort)( base_value_p->u +
+ relative_gindex * 4 * sizeof ( FT_Short ) );
+
+ return value;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** opbd TABLE *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_LOCAL_DEF( void )
+ gxv_opbd_validate( FT_Bytes table,
+ FT_Face face,
+ FT_Validator ftvalid )
+ {
+ GXV_ValidatorRec validrec;
+ GXV_Validator valid = &validrec;
+ GXV_opbd_DataRec opbdrec;
+ GXV_opbd_Data opbd = &opbdrec;
+ FT_Bytes p = table;
+ FT_Bytes limit = 0;
+
+ FT_ULong version;
+
+
+ valid->root = ftvalid;
+ valid->table_data = opbd;
+ valid->face = face;
+
+ FT_TRACE3(( "validating `opbd' table\n" ));
+ GXV_INIT;
+ GXV_OPBD_DATA( valueOffset_min ) = 0xFFFFU;
+
+
+ GXV_LIMIT_CHECK( 4 + 2 );
+ version = FT_NEXT_ULONG( p );
+ GXV_OPBD_DATA( format ) = FT_NEXT_USHORT( p );
+
+
+ /* only 0x00010000 is defined (1996) */
+ GXV_TRACE(( "(version=0x%08x)\n", version ));
+ if ( 0x00010000UL != version )
+ FT_INVALID_FORMAT;
+
+ /* only values 0 and 1 are defined (1996) */
+ GXV_TRACE(( "(format=0x%04x)\n", GXV_OPBD_DATA( format ) ));
+ if ( 0x0001 < GXV_OPBD_DATA( format ) )
+ FT_INVALID_FORMAT;
+
+ valid->lookupval_sign = GXV_LOOKUPVALUE_UNSIGNED;
+ valid->lookupval_func = gxv_opbd_LookupValue_validate;
+ valid->lookupfmt4_trans = gxv_opbd_LookupFmt4_transit;
+
+ gxv_LookupTable_validate( p, limit, valid );
+ p += valid->subtable_length;
+
+ if ( p > table + GXV_OPBD_DATA( valueOffset_min ) )
+ {
+ GXV_TRACE((
+ "found overlap between LookupTable and opbd_value array\n" ));
+ FT_INVALID_OFFSET;
+ }
+
+ FT_TRACE4(( "\n" ));
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* gxvprop.c */
+/* */
+/* TrueTypeGX/AAT prop table validation (body). */
+/* */
+/* Copyright 2004, 2005 by suzuki toshiya, Masatake YAMATO, Red Hat K.K., */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/***************************************************************************/
+/* */
+/* gxvalid is derived from both gxlayout module and otvalid module. */
+/* Development of gxlayout is supported by the Information-technology */
+/* Promotion Agency(IPA), Japan. */
+/* */
+/***************************************************************************/
+
+
+#include "gxvalid.h"
+#include "gxvcommn.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_gxvprop
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** Data and Types *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+#define GXV_PROP_HEADER_SIZE ( 4 + 2 + 2 )
+#define GXV_PROP_SIZE_MIN GXV_PROP_HEADER_SIZE
+
+ typedef struct GXV_prop_DataRec_
+ {
+ FT_Fixed version;
+
+ } GXV_prop_DataRec, *GXV_prop_Data;
+
+#define GXV_PROP_DATA( field ) GXV_TABLE_DATA( prop, field )
+
+#define GXV_PROP_FLOATER 0x8000U
+#define GXV_PROP_USE_COMPLEMENTARY_BRACKET 0x1000U
+#define GXV_PROP_COMPLEMENTARY_BRACKET_OFFSET 0x0F00U
+#define GXV_PROP_ATTACHING_TO_RIGHT 0x0080U
+#define GXV_PROP_RESERVED 0x0060U
+#define GXV_PROP_DIRECTIONALITY_CLASS 0x001FU
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** UTILITY FUNCTIONS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ static void
+ gxv_prop_zero_advance_validate( FT_UShort gid,
+ GXV_Validator valid )
+ {
+ FT_Face face;
+ FT_Error error;
+ FT_GlyphSlot glyph;
+
+
+ GXV_NAME_ENTER( "zero advance" );
+
+ face = valid->face;
+
+ error = FT_Load_Glyph( face,
+ gid,
+ FT_LOAD_IGNORE_TRANSFORM );
+ if ( error )
+ FT_INVALID_GLYPH_ID;
+
+ glyph = face->glyph;
+
+ if ( glyph->advance.x != (FT_Pos)0 ||
+ glyph->advance.y != (FT_Pos)0 )
+ {
+ GXV_TRACE(( " found non-zero advance in zero-advance glyph\n" ));
+ FT_INVALID_DATA;
+ }
+
+ GXV_EXIT;
+ }
+
+
+ /* Pass 0 as GLYPH to check the default property */
+ static void
+ gxv_prop_property_validate( FT_UShort property,
+ FT_UShort glyph,
+ GXV_Validator valid )
+ {
+ if ( glyph != 0 && ( property & GXV_PROP_FLOATER ) )
+ gxv_prop_zero_advance_validate( glyph, valid );
+
+ if ( property & GXV_PROP_USE_COMPLEMENTARY_BRACKET )
+ {
+ FT_UShort offset;
+ char complement;
+
+
+ offset = (FT_UShort)( property & GXV_PROP_COMPLEMENTARY_BRACKET_OFFSET );
+ if ( offset == 0 )
+ {
+ GXV_TRACE(( " found zero offset to property\n" ));
+ FT_INVALID_OFFSET;
+ }
+
+ complement = (char)( offset >> 8 );
+ if ( complement & 0x08 )
+ {
+ /* Top bit is set: negative */
+
+ /* Calculate the absolute offset */
+ complement = (char)( ( complement & 0x07 ) + 1 );
+
+ /* The gid for complement must be greater than 0 */
+ if ( glyph <= complement )
+ {
+ GXV_TRACE(( " found non-positive glyph complement\n" ));
+ FT_INVALID_DATA;
+ }
+ }
+ else
+ {
+ /* The gid for complement must be the face. */
+ gxv_glyphid_validate( (FT_UShort)( glyph + complement ), valid );
+ }
+ }
+ else
+ {
+ if ( property & GXV_PROP_COMPLEMENTARY_BRACKET_OFFSET )
+ GXV_TRACE(( "glyph %d cannot have complementary bracketing\n",
+ glyph ));
+ }
+
+ /* this is introduced in version 2.0 */
+ if ( property & GXV_PROP_ATTACHING_TO_RIGHT )
+ {
+ if ( GXV_PROP_DATA( version ) == 0x00010000UL )
+ {
+ GXV_TRACE(( " found older version (1.0) in new version table\n" ));
+ FT_INVALID_DATA;
+ }
+ }
+
+ if ( property & GXV_PROP_RESERVED )
+ {
+ GXV_TRACE(( " found non-zero bits in reserved bits\n" ));
+ FT_INVALID_DATA;
+ }
+
+ if ( ( property & GXV_PROP_DIRECTIONALITY_CLASS ) > 11 )
+ {
+ /* TODO: Too restricted. Use the validation level. */
+ if ( GXV_PROP_DATA( version ) == 0x00010000UL ||
+ GXV_PROP_DATA( version ) == 0x00020000UL )
+ {
+ GXV_TRACE(( " found too old version in directionality class\n" ));
+ FT_INVALID_DATA;
+ }
+ }
+ }
+
+
+ static void
+ gxv_prop_LookupValue_validate( FT_UShort glyph,
+ GXV_LookupValueCPtr value_p,
+ GXV_Validator valid )
+ {
+ gxv_prop_property_validate( value_p->u, glyph, valid );
+ }
+
+
+ /*
+ +===============+ --------+
+ | lookup header | |
+ +===============+ |
+ | BinSrchHeader | |
+ +===============+ |
+ | lastGlyph[0] | |
+ +---------------+ |
+ | firstGlyph[0] | | head of lookup table
+ +---------------+ | +
+ | offset[0] | -> | offset [byte]
+ +===============+ | +
+ | lastGlyph[1] | | (glyphID - firstGlyph) * 2 [byte]
+ +---------------+ |
+ | firstGlyph[1] | |
+ +---------------+ |
+ | offset[1] | |
+ +===============+ |
+ |
+ ... |
+ |
+ 16bit value array |
+ +===============+ |
+ | value | <-------+
+ ...
+ */
+
+ static GXV_LookupValueDesc
+ gxv_prop_LookupFmt4_transit( FT_UShort relative_gindex,
+ GXV_LookupValueCPtr base_value_p,
+ FT_Bytes lookuptbl_limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p;
+ FT_Bytes limit;
+ FT_UShort offset;
+ GXV_LookupValueDesc value;
+
+ /* XXX: check range? */
+ offset = (FT_UShort)( base_value_p->u +
+ relative_gindex * sizeof ( FT_UShort ) );
+ p = valid->lookuptbl_head + offset;
+ limit = lookuptbl_limit;
+
+ GXV_LIMIT_CHECK ( 2 );
+ value.u = FT_NEXT_USHORT( p );
+
+ return value;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** prop TABLE *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_LOCAL_DEF( void )
+ gxv_prop_validate( FT_Bytes table,
+ FT_Face face,
+ FT_Validator ftvalid )
+ {
+ FT_Bytes p = table;
+ FT_Bytes limit = 0;
+ GXV_ValidatorRec validrec;
+ GXV_Validator valid = &validrec;
+
+ GXV_prop_DataRec proprec;
+ GXV_prop_Data prop = &proprec;
+
+ FT_Fixed version;
+ FT_UShort format;
+ FT_UShort defaultProp;
+
+
+ valid->root = ftvalid;
+ valid->table_data = prop;
+ valid->face = face;
+
+ FT_TRACE3(( "validating `prop' table\n" ));
+ GXV_INIT;
+
+ GXV_LIMIT_CHECK( 4 + 2 + 2 );
+ version = FT_NEXT_ULONG( p );
+ format = FT_NEXT_USHORT( p );
+ defaultProp = FT_NEXT_USHORT( p );
+
+ GXV_TRACE(( " version 0x%08x\n", version ));
+ GXV_TRACE(( " format 0x%04x\n", format ));
+ GXV_TRACE(( " defaultProp 0x%04x\n", defaultProp ));
+
+ /* only versions 1.0, 2.0, 3.0 are defined (1996) */
+ if ( version != 0x00010000UL &&
+ version != 0x00020000UL &&
+ version != 0x00030000UL )
+ {
+ GXV_TRACE(( " found unknown version\n" ));
+ FT_INVALID_FORMAT;
+ }
+
+
+ /* only formats 0x0000, 0x0001 are defined (1996) */
+ if ( format > 1 )
+ {
+ GXV_TRACE(( " found unknown format\n" ));
+ FT_INVALID_FORMAT;
+ }
+
+ gxv_prop_property_validate( defaultProp, 0, valid );
+
+ if ( format == 0 )
+ {
+ FT_TRACE3(( "(format 0, no per-glyph properties, "
+ "remaining %d bytes are skipped)", limit - p ));
+ goto Exit;
+ }
+
+ /* format == 1 */
+ GXV_PROP_DATA( version ) = version;
+
+ valid->lookupval_sign = GXV_LOOKUPVALUE_UNSIGNED;
+ valid->lookupval_func = gxv_prop_LookupValue_validate;
+ valid->lookupfmt4_trans = gxv_prop_LookupFmt4_transit;
+
+ gxv_LookupTable_validate( p, limit, valid );
+
+ Exit:
+ FT_TRACE4(( "\n" ));
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* gxvtrak.c */
+/* */
+/* TrueTypeGX/AAT trak table validation (body). */
+/* */
+/* Copyright 2004, 2005 by suzuki toshiya, Masatake YAMATO, Red Hat K.K., */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+/***************************************************************************/
+/* */
+/* gxvalid is derived from both gxlayout module and otvalid module. */
+/* Development of gxlayout is supported by the Information-technology */
+/* Promotion Agency(IPA), Japan. */
+/* */
+/***************************************************************************/
+
+
+#include "gxvalid.h"
+#include "gxvcommn.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_gxvtrak
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** Data and Types *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /*
+ * referred track table format specification:
+ * http://developer.apple.com/fonts/TTRefMan/RM06/Chap6trak.html
+ * last update was 1996.
+ * ----------------------------------------------
+ * [MINIMUM HEADER]: GXV_TRAK_SIZE_MIN
+ * version (fixed: 32bit) = 0x00010000
+ * format (uint16: 16bit) = 0 is only defined (1996)
+ * horizOffset (uint16: 16bit)
+ * vertOffset (uint16: 16bit)
+ * reserved (uint16: 16bit) = 0
+ * ----------------------------------------------
+ * [VARIABLE BODY]:
+ * horizData
+ * header ( 2 + 2 + 4
+ * trackTable + nTracks * ( 4 + 2 + 2 )
+ * sizeTable + nSizes * 4 )
+ * ----------------------------------------------
+ * vertData
+ * header ( 2 + 2 + 4
+ * trackTable + nTracks * ( 4 + 2 + 2 )
+ * sizeTable + nSizes * 4 )
+ * ----------------------------------------------
+ */
+ typedef struct GXV_trak_DataRec_
+ {
+ FT_UShort trackValueOffset_min;
+ FT_UShort trackValueOffset_max;
+
+ } GXV_trak_DataRec, *GXV_trak_Data;
+
+
+#define GXV_TRAK_DATA( FIELD ) GXV_TABLE_DATA( trak, FIELD )
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** UTILITY FUNCTIONS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ static void
+ gxv_trak_trackTable_validate( FT_Bytes table,
+ FT_Bytes limit,
+ FT_UShort nTracks,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+
+ FT_Fixed track, t;
+ FT_UShort nameIndex;
+ FT_UShort offset;
+ FT_UShort i, j;
+
+
+ GXV_NAME_ENTER( "trackTable" );
+
+ GXV_TRAK_DATA( trackValueOffset_min ) = 0xFFFFU;
+ GXV_TRAK_DATA( trackValueOffset_max ) = 0x0000;
+
+ GXV_LIMIT_CHECK( nTracks * ( 4 + 2 + 2 ) );
+
+ for ( i = 0; i < nTracks; i ++ )
+ {
+ p = table + i * ( 4 + 2 + 2 );
+ track = FT_NEXT_LONG( p );
+ nameIndex = FT_NEXT_USHORT( p );
+ offset = FT_NEXT_USHORT( p );
+
+ if ( offset < GXV_TRAK_DATA( trackValueOffset_min ) )
+ GXV_TRAK_DATA( trackValueOffset_min ) = offset;
+ if ( offset > GXV_TRAK_DATA( trackValueOffset_max ) )
+ GXV_TRAK_DATA( trackValueOffset_max ) = offset;
+
+ gxv_sfntName_validate( nameIndex, 256, 32767, valid );
+
+ for ( j = i; j < nTracks; j ++ )
+ {
+ p = table + j * ( 4 + 2 + 2 );
+ t = FT_NEXT_LONG( p );
+ if ( t == track )
+ GXV_TRACE(( "duplicated entries found for track value 0x%x\n",
+ track ));
+ }
+ }
+
+ valid->subtable_length = p - table;
+ GXV_EXIT;
+ }
+
+
+ static void
+ gxv_trak_trackData_validate( FT_Bytes table,
+ FT_Bytes limit,
+ GXV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UShort nTracks;
+ FT_UShort nSizes;
+ FT_ULong sizeTableOffset;
+
+ GXV_ODTECT( 4, odtect );
+
+
+ GXV_ODTECT_INIT( odtect );
+ GXV_NAME_ENTER( "trackData" );
+
+ /* read the header of trackData */
+ GXV_LIMIT_CHECK( 2 + 2 + 4 );
+ nTracks = FT_NEXT_USHORT( p );
+ nSizes = FT_NEXT_USHORT( p );
+ sizeTableOffset = FT_NEXT_ULONG( p );
+
+ gxv_odtect_add_range( table, p - table, "trackData header", odtect );
+
+ /* validate trackTable */
+ gxv_trak_trackTable_validate( p, limit, nTracks, valid );
+ gxv_odtect_add_range( p, valid->subtable_length,
+ "trackTable", odtect );
+
+ /* sizeTable is array of FT_Fixed, don't check contents */
+ p = valid->root->base + sizeTableOffset;
+ GXV_LIMIT_CHECK( nSizes * 4 );
+ gxv_odtect_add_range( p, nSizes * 4, "sizeTable", odtect );
+
+ /* validate trackValueOffet */
+ p = valid->root->base + GXV_TRAK_DATA( trackValueOffset_min );
+ if ( limit - p < nTracks * nSizes * 2 )
+ GXV_TRACE(( "too short trackValue array\n" ));
+
+ p = valid->root->base + GXV_TRAK_DATA( trackValueOffset_max );
+ GXV_LIMIT_CHECK( nSizes * 2 );
+
+ gxv_odtect_add_range( valid->root->base
+ + GXV_TRAK_DATA( trackValueOffset_min ),
+ GXV_TRAK_DATA( trackValueOffset_max )
+ - GXV_TRAK_DATA( trackValueOffset_min )
+ + nSizes * 2,
+ "trackValue array", odtect );
+
+ gxv_odtect_validate( odtect, valid );
+
+ GXV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** trak TABLE *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_LOCAL_DEF( void )
+ gxv_trak_validate( FT_Bytes table,
+ FT_Face face,
+ FT_Validator ftvalid )
+ {
+ FT_Bytes p = table;
+ FT_Bytes limit = 0;
+
+ GXV_ValidatorRec validrec;
+ GXV_Validator valid = &validrec;
+ GXV_trak_DataRec trakrec;
+ GXV_trak_Data trak = &trakrec;
+
+ FT_ULong version;
+ FT_UShort format;
+ FT_UShort horizOffset;
+ FT_UShort vertOffset;
+ FT_UShort reserved;
+
+
+ GXV_ODTECT( 3, odtect );
+
+ GXV_ODTECT_INIT( odtect );
+ valid->root = ftvalid;
+ valid->table_data = trak;
+ valid->face = face;
+
+ limit = valid->root->limit;
+
+ FT_TRACE3(( "validating `trak' table\n" ));
+ GXV_INIT;
+
+ GXV_LIMIT_CHECK( 4 + 2 + 2 + 2 + 2 );
+ version = FT_NEXT_ULONG( p );
+ format = FT_NEXT_USHORT( p );
+ horizOffset = FT_NEXT_USHORT( p );
+ vertOffset = FT_NEXT_USHORT( p );
+ reserved = FT_NEXT_USHORT( p );
+
+ GXV_TRACE(( " (version = 0x%08x)\n", version ));
+ GXV_TRACE(( " (format = 0x%04x)\n", format ));
+ GXV_TRACE(( " (horizOffset = 0x%04x)\n", horizOffset ));
+ GXV_TRACE(( " (vertOffset = 0x%04x)\n", vertOffset ));
+ GXV_TRACE(( " (reserved = 0x%04x)\n", reserved ));
+
+ /* Version 1.0 (always:1996) */
+ if ( version != 0x00010000UL )
+ FT_INVALID_FORMAT;
+
+ /* format 0 (always:1996) */
+ if ( format != 0x0000 )
+ FT_INVALID_FORMAT;
+
+ GXV_32BIT_ALIGNMENT_VALIDATE( horizOffset );
+ GXV_32BIT_ALIGNMENT_VALIDATE( vertOffset );
+
+ /* Reserved Fixed Value (always) */
+ if ( reserved != 0x0000 )
+ FT_INVALID_DATA;
+
+ /* validate trackData */
+ if ( 0 < horizOffset )
+ {
+ gxv_trak_trackData_validate( table + horizOffset, limit, valid );
+ gxv_odtect_add_range( table + horizOffset, valid->subtable_length,
+ "horizJustData", odtect );
+ }
+
+ if ( 0 < vertOffset )
+ {
+ gxv_trak_trackData_validate( table + vertOffset, limit, valid );
+ gxv_odtect_add_range( table + vertOffset, valid->subtable_length,
+ "vertJustData", odtect );
+ }
+
+ gxv_odtect_validate( odtect, valid );
+
+ FT_TRACE4(( "\n" ));
+ }
+
+
+/* END */
--- /dev/null
+#
+# FreeType 2 gxvalid module definition
+#
+
+# Copyright 2004, 2005, 2006
+# by suzuki toshiya, Masatake YAMATO, Red Hat K.K.,
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+FTMODULE_H_COMMANDS += GXVALID_MODULE
+
+define GXVALID_MODULE
+$(OPEN_DRIVER) FT_Module_Class, gxv_module_class $(CLOSE_DRIVER)
+$(ECHO_DRIVER)gxvalid $(ECHO_DRIVER_DESC)TrueTypeGX/AAT validation module$(ECHO_DRIVER_DONE)
+endef
+
+# EOF
--- /dev/null
+#
+# FreeType 2 TrueTypeGX/AAT validation driver configuration rules
+#
+
+
+# Copyright 2004, 2005 by suzuki toshiya, Masatake YAMATO, Red Hat K.K.,
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# GXV driver directory
+#
+GXV_DIR := $(SRC_DIR)/gxvalid
+
+
+# compilation flags for the driver
+#
+GXV_COMPILE := $(FT_COMPILE) $I$(subst /,$(COMPILER_SEP),$(GXV_DIR))
+
+
+# GXV driver sources (i.e., C files)
+#
+GXV_DRV_SRC := $(GXV_DIR)/gxvcommn.c \
+ $(GXV_DIR)/gxvfeat.c \
+ $(GXV_DIR)/gxvbsln.c \
+ $(GXV_DIR)/gxvtrak.c \
+ $(GXV_DIR)/gxvopbd.c \
+ $(GXV_DIR)/gxvprop.c \
+ $(GXV_DIR)/gxvjust.c \
+ $(GXV_DIR)/gxvmort.c \
+ $(GXV_DIR)/gxvmort0.c \
+ $(GXV_DIR)/gxvmort1.c \
+ $(GXV_DIR)/gxvmort2.c \
+ $(GXV_DIR)/gxvmort4.c \
+ $(GXV_DIR)/gxvmort5.c \
+ $(GXV_DIR)/gxvmorx.c \
+ $(GXV_DIR)/gxvmorx0.c \
+ $(GXV_DIR)/gxvmorx1.c \
+ $(GXV_DIR)/gxvmorx2.c \
+ $(GXV_DIR)/gxvmorx4.c \
+ $(GXV_DIR)/gxvmorx5.c \
+ $(GXV_DIR)/gxvlcar.c \
+ $(GXV_DIR)/gxvkern.c \
+ $(GXV_DIR)/gxvmod.c
+
+# GXV driver headers
+#
+GXV_DRV_H := $(GXV_DIR)/gxvalid.h \
+ $(GXV_DIR)/gxverror.h \
+ $(GXV_DIR)/gxvcommn.h \
+ $(GXV_DIR)/gxvfeat.h \
+ $(GXV_DIR)/gxvmod.h \
+ $(GXV_DIR)/gxvmort.h \
+ $(GXV_DIR)/gxvmorx.h
+
+
+# GXV driver object(s)
+#
+# GXV_DRV_OBJ_M is used during `multi' builds.
+# GXV_DRV_OBJ_S is used during `single' builds.
+#
+GXV_DRV_OBJ_M := $(GXV_DRV_SRC:$(GXV_DIR)/%.c=$(OBJ_DIR)/%.$O)
+GXV_DRV_OBJ_S := $(OBJ_DIR)/gxvalid.$O
+
+# GXV driver source file for single build
+#
+GXV_DRV_SRC_S := $(GXV_DIR)/gxvalid.c
+
+
+# GXV driver - single object
+#
+$(GXV_DRV_OBJ_S): $(GXV_DRV_SRC_S) $(GXV_DRV_SRC) \
+ $(FREETYPE_H) $(GXV_DRV_H)
+ $(GXV_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $(GXV_DRV_SRC_S))
+
+
+# GXV driver - multiple objects
+#
+$(OBJ_DIR)/%.$O: $(GXV_DIR)/%.c $(FREETYPE_H) $(GXV_DRV_H)
+ $(GXV_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $<)
+
+
+# update main driver object lists
+#
+DRV_OBJS_S += $(GXV_DRV_OBJ_S)
+DRV_OBJS_M += $(GXV_DRV_OBJ_M)
+
+
+# EOF
--- /dev/null
+# FreeType 2 src/gzip Jamfile
+#
+# Copyright 2001 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+SubDir FT2_TOP $(FT2_SRC_DIR) gzip ;
+
+Library $(FT2_LIB) : ftgzip.c ;
+
+# end of src/pcf Jamfile
--- /dev/null
+/* adler32.c -- compute the Adler-32 checksum of a data stream
+ * Copyright (C) 1995-2002 Mark Adler
+ * For conditions of distribution and use, see copyright notice in zlib.h
+ */
+
+/* @(#) $Id$ */
+
+#include "zlib.h"
+
+#define BASE 65521L /* largest prime smaller than 65536 */
+#define NMAX 5552
+/* NMAX is the largest n such that 255n(n+1)/2 + (n+1)(BASE-1) <= 2^32-1 */
+
+#define DO1(buf,i) {s1 += buf[i]; s2 += s1;}
+#define DO2(buf,i) DO1(buf,i); DO1(buf,i+1);
+#define DO4(buf,i) DO2(buf,i); DO2(buf,i+2);
+#define DO8(buf,i) DO4(buf,i); DO4(buf,i+4);
+#define DO16(buf) DO8(buf,0); DO8(buf,8);
+
+/* ========================================================================= */
+ZEXPORT(uLong) adler32( /* adler, buf, len) */
+ uLong adler,
+ const Bytef *buf,
+ uInt len )
+{
+ unsigned long s1 = adler & 0xffff;
+ unsigned long s2 = (adler >> 16) & 0xffff;
+ int k;
+
+ if (buf == Z_NULL) return 1L;
+
+ while (len > 0) {
+ k = len < NMAX ? len : NMAX;
+ len -= k;
+ while (k >= 16) {
+ DO16(buf);
+ buf += 16;
+ k -= 16;
+ }
+ if (k != 0) do {
+ s1 += *buf++;
+ s2 += s1;
+ } while (--k);
+ s1 %= BASE;
+ s2 %= BASE;
+ }
+ return (s2 << 16) | s1;
+}
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftgzip.c */
+/* */
+/* FreeType support for .gz compressed files. */
+/* */
+/* This optional component relies on zlib. It should mainly be used to */
+/* parse compressed PCF fonts, as found with many X11 server */
+/* distributions. */
+/* */
+/* Copyright 2002-2006, 2009-2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_MEMORY_H
+#include FT_INTERNAL_STREAM_H
+#include FT_INTERNAL_DEBUG_H
+#include FT_GZIP_H
+#include FT_CONFIG_STANDARD_LIBRARY_H
+
+
+#include FT_MODULE_ERRORS_H
+
+#undef __FTERRORS_H__
+
+#undef FT_ERR_PREFIX
+#define FT_ERR_PREFIX Gzip_Err_
+#define FT_ERR_BASE FT_Mod_Err_Gzip
+
+#include FT_ERRORS_H
+
+
+#ifdef FT_CONFIG_OPTION_USE_ZLIB
+
+#ifdef FT_CONFIG_OPTION_PIC
+#error "gzip code does not support PIC yet"
+#endif
+
+#ifdef FT_CONFIG_OPTION_SYSTEM_ZLIB
+
+#include <zlib.h>
+
+#else /* !FT_CONFIG_OPTION_SYSTEM_ZLIB */
+
+ /* In this case, we include our own modified sources of the ZLib */
+ /* within the "ftgzip" component. The modifications were necessary */
+ /* to #include all files without conflicts, as well as preventing */
+ /* the definition of "extern" functions that may cause linking */
+ /* conflicts when a program is linked with both FreeType and the */
+ /* original ZLib. */
+
+#define NO_DUMMY_DECL
+#ifndef USE_ZLIB_ZCALLOC
+#define MY_ZCALLOC /* prevent all zcalloc() & zfree() in zutils.c */
+#endif
+
+#include "zlib.h"
+
+#undef SLOW
+#define SLOW 1 /* we can't use asm-optimized sources here! */
+
+ /* Urgh. `inflate_mask' must not be declared twice -- C++ doesn't like
+ this. We temporarily disable it and load all necessary header files. */
+#define NO_INFLATE_MASK
+#include "zutil.h"
+#include "inftrees.h"
+#include "infblock.h"
+#include "infcodes.h"
+#include "infutil.h"
+#undef NO_INFLATE_MASK
+
+ /* infutil.c must be included before infcodes.c */
+#include "zutil.c"
+#include "inftrees.c"
+#include "infutil.c"
+#include "infcodes.c"
+#include "infblock.c"
+#include "inflate.c"
+#include "adler32.c"
+
+#endif /* !FT_CONFIG_OPTION_SYSTEM_ZLIB */
+
+
+/***************************************************************************/
+/***************************************************************************/
+/***** *****/
+/***** Z L I B M E M O R Y M A N A G E M E N T *****/
+/***** *****/
+/***************************************************************************/
+/***************************************************************************/
+
+ /* it is better to use FreeType memory routines instead of raw
+ 'malloc/free' */
+
+ static voidpf
+ ft_gzip_alloc( FT_Memory memory,
+ uInt items,
+ uInt size )
+ {
+ FT_ULong sz = (FT_ULong)size * items;
+ FT_Error error;
+ FT_Pointer p = NULL;
+
+
+ (void)FT_ALLOC( p, sz );
+ return p;
+ }
+
+
+ static void
+ ft_gzip_free( FT_Memory memory,
+ voidpf address )
+ {
+ FT_MEM_FREE( address );
+ }
+
+
+#if !defined( FT_CONFIG_OPTION_SYSTEM_ZLIB ) && !defined( USE_ZLIB_ZCALLOC )
+
+ local voidpf
+ zcalloc ( voidpf opaque,
+ unsigned items,
+ unsigned size )
+ {
+ return ft_gzip_alloc( (FT_Memory)opaque, items, size );
+ }
+
+ local void
+ zcfree( voidpf opaque,
+ voidpf ptr )
+ {
+ ft_gzip_free( (FT_Memory)opaque, ptr );
+ }
+
+#endif /* !SYSTEM_ZLIB && !USE_ZLIB_ZCALLOC */
+
+
+/***************************************************************************/
+/***************************************************************************/
+/***** *****/
+/***** Z L I B F I L E D E S C R I P T O R *****/
+/***** *****/
+/***************************************************************************/
+/***************************************************************************/
+
+#define FT_GZIP_BUFFER_SIZE 4096
+
+ typedef struct FT_GZipFileRec_
+ {
+ FT_Stream source; /* parent/source stream */
+ FT_Stream stream; /* embedding stream */
+ FT_Memory memory; /* memory allocator */
+ z_stream zstream; /* zlib input stream */
+
+ FT_ULong start; /* starting position, after .gz header */
+ FT_Byte input[FT_GZIP_BUFFER_SIZE]; /* input read buffer */
+
+ FT_Byte buffer[FT_GZIP_BUFFER_SIZE]; /* output buffer */
+ FT_ULong pos; /* position in output */
+ FT_Byte* cursor;
+ FT_Byte* limit;
+
+ } FT_GZipFileRec, *FT_GZipFile;
+
+
+ /* gzip flag byte */
+#define FT_GZIP_ASCII_FLAG 0x01 /* bit 0 set: file probably ascii text */
+#define FT_GZIP_HEAD_CRC 0x02 /* bit 1 set: header CRC present */
+#define FT_GZIP_EXTRA_FIELD 0x04 /* bit 2 set: extra field present */
+#define FT_GZIP_ORIG_NAME 0x08 /* bit 3 set: original file name present */
+#define FT_GZIP_COMMENT 0x10 /* bit 4 set: file comment present */
+#define FT_GZIP_RESERVED 0xE0 /* bits 5..7: reserved */
+
+
+ /* check and skip .gz header - we don't support `transparent' compression */
+ static FT_Error
+ ft_gzip_check_header( FT_Stream stream )
+ {
+ FT_Error error;
+ FT_Byte head[4];
+
+
+ if ( FT_STREAM_SEEK( 0 ) ||
+ FT_STREAM_READ( head, 4 ) )
+ goto Exit;
+
+ /* head[0] && head[1] are the magic numbers; */
+ /* head[2] is the method, and head[3] the flags */
+ if ( head[0] != 0x1f ||
+ head[1] != 0x8b ||
+ head[2] != Z_DEFLATED ||
+ (head[3] & FT_GZIP_RESERVED) )
+ {
+ error = Gzip_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ /* skip time, xflags and os code */
+ (void)FT_STREAM_SKIP( 6 );
+
+ /* skip the extra field */
+ if ( head[3] & FT_GZIP_EXTRA_FIELD )
+ {
+ FT_UInt len;
+
+
+ if ( FT_READ_USHORT_LE( len ) ||
+ FT_STREAM_SKIP( len ) )
+ goto Exit;
+ }
+
+ /* skip original file name */
+ if ( head[3] & FT_GZIP_ORIG_NAME )
+ for (;;)
+ {
+ FT_UInt c;
+
+
+ if ( FT_READ_BYTE( c ) )
+ goto Exit;
+
+ if ( c == 0 )
+ break;
+ }
+
+ /* skip .gz comment */
+ if ( head[3] & FT_GZIP_COMMENT )
+ for (;;)
+ {
+ FT_UInt c;
+
+
+ if ( FT_READ_BYTE( c ) )
+ goto Exit;
+
+ if ( c == 0 )
+ break;
+ }
+
+ /* skip CRC */
+ if ( head[3] & FT_GZIP_HEAD_CRC )
+ if ( FT_STREAM_SKIP( 2 ) )
+ goto Exit;
+
+ Exit:
+ return error;
+ }
+
+
+ static FT_Error
+ ft_gzip_file_init( FT_GZipFile zip,
+ FT_Stream stream,
+ FT_Stream source )
+ {
+ z_stream* zstream = &zip->zstream;
+ FT_Error error = Gzip_Err_Ok;
+
+
+ zip->stream = stream;
+ zip->source = source;
+ zip->memory = stream->memory;
+
+ zip->limit = zip->buffer + FT_GZIP_BUFFER_SIZE;
+ zip->cursor = zip->limit;
+ zip->pos = 0;
+
+ /* check and skip .gz header */
+ {
+ stream = source;
+
+ error = ft_gzip_check_header( stream );
+ if ( error )
+ goto Exit;
+
+ zip->start = FT_STREAM_POS();
+ }
+
+ /* initialize zlib -- there is no zlib header in the compressed stream */
+ zstream->zalloc = (alloc_func)ft_gzip_alloc;
+ zstream->zfree = (free_func) ft_gzip_free;
+ zstream->opaque = stream->memory;
+
+ zstream->avail_in = 0;
+ zstream->next_in = zip->buffer;
+
+ if ( inflateInit2( zstream, -MAX_WBITS ) != Z_OK ||
+ zstream->next_in == NULL )
+ error = Gzip_Err_Invalid_File_Format;
+
+ Exit:
+ return error;
+ }
+
+
+ static void
+ ft_gzip_file_done( FT_GZipFile zip )
+ {
+ z_stream* zstream = &zip->zstream;
+
+
+ inflateEnd( zstream );
+
+ /* clear the rest */
+ zstream->zalloc = NULL;
+ zstream->zfree = NULL;
+ zstream->opaque = NULL;
+ zstream->next_in = NULL;
+ zstream->next_out = NULL;
+ zstream->avail_in = 0;
+ zstream->avail_out = 0;
+
+ zip->memory = NULL;
+ zip->source = NULL;
+ zip->stream = NULL;
+ }
+
+
+ static FT_Error
+ ft_gzip_file_reset( FT_GZipFile zip )
+ {
+ FT_Stream stream = zip->source;
+ FT_Error error;
+
+
+ if ( !FT_STREAM_SEEK( zip->start ) )
+ {
+ z_stream* zstream = &zip->zstream;
+
+
+ inflateReset( zstream );
+
+ zstream->avail_in = 0;
+ zstream->next_in = zip->input;
+ zstream->avail_out = 0;
+ zstream->next_out = zip->buffer;
+
+ zip->limit = zip->buffer + FT_GZIP_BUFFER_SIZE;
+ zip->cursor = zip->limit;
+ zip->pos = 0;
+ }
+
+ return error;
+ }
+
+
+ static FT_Error
+ ft_gzip_file_fill_input( FT_GZipFile zip )
+ {
+ z_stream* zstream = &zip->zstream;
+ FT_Stream stream = zip->source;
+ FT_ULong size;
+
+
+ if ( stream->read )
+ {
+ size = stream->read( stream, stream->pos, zip->input,
+ FT_GZIP_BUFFER_SIZE );
+ if ( size == 0 )
+ return Gzip_Err_Invalid_Stream_Operation;
+ }
+ else
+ {
+ size = stream->size - stream->pos;
+ if ( size > FT_GZIP_BUFFER_SIZE )
+ size = FT_GZIP_BUFFER_SIZE;
+
+ if ( size == 0 )
+ return Gzip_Err_Invalid_Stream_Operation;
+
+ FT_MEM_COPY( zip->input, stream->base + stream->pos, size );
+ }
+ stream->pos += size;
+
+ zstream->next_in = zip->input;
+ zstream->avail_in = size;
+
+ return Gzip_Err_Ok;
+ }
+
+
+ static FT_Error
+ ft_gzip_file_fill_output( FT_GZipFile zip )
+ {
+ z_stream* zstream = &zip->zstream;
+ FT_Error error = Gzip_Err_Ok;
+
+
+ zip->cursor = zip->buffer;
+ zstream->next_out = zip->cursor;
+ zstream->avail_out = FT_GZIP_BUFFER_SIZE;
+
+ while ( zstream->avail_out > 0 )
+ {
+ int err;
+
+
+ if ( zstream->avail_in == 0 )
+ {
+ error = ft_gzip_file_fill_input( zip );
+ if ( error )
+ break;
+ }
+
+ err = inflate( zstream, Z_NO_FLUSH );
+
+ if ( err == Z_STREAM_END )
+ {
+ zip->limit = zstream->next_out;
+ if ( zip->limit == zip->cursor )
+ error = Gzip_Err_Invalid_Stream_Operation;
+ break;
+ }
+ else if ( err != Z_OK )
+ {
+ error = Gzip_Err_Invalid_Stream_Operation;
+ break;
+ }
+ }
+
+ return error;
+ }
+
+
+ /* fill output buffer; `count' must be <= FT_GZIP_BUFFER_SIZE */
+ static FT_Error
+ ft_gzip_file_skip_output( FT_GZipFile zip,
+ FT_ULong count )
+ {
+ FT_Error error = Gzip_Err_Ok;
+ FT_ULong delta;
+
+
+ for (;;)
+ {
+ delta = (FT_ULong)( zip->limit - zip->cursor );
+ if ( delta >= count )
+ delta = count;
+
+ zip->cursor += delta;
+ zip->pos += delta;
+
+ count -= delta;
+ if ( count == 0 )
+ break;
+
+ error = ft_gzip_file_fill_output( zip );
+ if ( error )
+ break;
+ }
+
+ return error;
+ }
+
+
+ static FT_ULong
+ ft_gzip_file_io( FT_GZipFile zip,
+ FT_ULong pos,
+ FT_Byte* buffer,
+ FT_ULong count )
+ {
+ FT_ULong result = 0;
+ FT_Error error;
+
+
+ /* Reset inflate stream if we're seeking backwards. */
+ /* Yes, that is not too efficient, but it saves memory :-) */
+ if ( pos < zip->pos )
+ {
+ error = ft_gzip_file_reset( zip );
+ if ( error )
+ goto Exit;
+ }
+
+ /* skip unwanted bytes */
+ if ( pos > zip->pos )
+ {
+ error = ft_gzip_file_skip_output( zip, (FT_ULong)( pos - zip->pos ) );
+ if ( error )
+ goto Exit;
+ }
+
+ if ( count == 0 )
+ goto Exit;
+
+ /* now read the data */
+ for (;;)
+ {
+ FT_ULong delta;
+
+
+ delta = (FT_ULong)( zip->limit - zip->cursor );
+ if ( delta >= count )
+ delta = count;
+
+ FT_MEM_COPY( buffer, zip->cursor, delta );
+ buffer += delta;
+ result += delta;
+ zip->cursor += delta;
+ zip->pos += delta;
+
+ count -= delta;
+ if ( count == 0 )
+ break;
+
+ error = ft_gzip_file_fill_output( zip );
+ if ( error )
+ break;
+ }
+
+ Exit:
+ return result;
+ }
+
+
+/***************************************************************************/
+/***************************************************************************/
+/***** *****/
+/***** G Z E M B E D D I N G S T R E A M *****/
+/***** *****/
+/***************************************************************************/
+/***************************************************************************/
+
+ static void
+ ft_gzip_stream_close( FT_Stream stream )
+ {
+ FT_GZipFile zip = (FT_GZipFile)stream->descriptor.pointer;
+ FT_Memory memory = stream->memory;
+
+
+ if ( zip )
+ {
+ /* finalize gzip file descriptor */
+ ft_gzip_file_done( zip );
+
+ FT_FREE( zip );
+
+ stream->descriptor.pointer = NULL;
+ }
+ }
+
+
+ static FT_ULong
+ ft_gzip_stream_io( FT_Stream stream,
+ FT_ULong pos,
+ FT_Byte* buffer,
+ FT_ULong count )
+ {
+ FT_GZipFile zip = (FT_GZipFile)stream->descriptor.pointer;
+
+
+ return ft_gzip_file_io( zip, pos, buffer, count );
+ }
+
+
+ static FT_ULong
+ ft_gzip_get_uncompressed_size( FT_Stream stream )
+ {
+ FT_Error error;
+ FT_ULong old_pos;
+ FT_ULong result = 0;
+
+
+ old_pos = stream->pos;
+ if ( !FT_Stream_Seek( stream, stream->size - 4 ) )
+ {
+ result = FT_Stream_ReadULong( stream, &error );
+ if ( error )
+ result = 0;
+
+ (void)FT_Stream_Seek( stream, old_pos );
+ }
+
+ return result;
+ }
+
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Stream_OpenGzip( FT_Stream stream,
+ FT_Stream source )
+ {
+ FT_Error error;
+ FT_Memory memory = source->memory;
+ FT_GZipFile zip = NULL;
+
+
+ /*
+ * check the header right now; this prevents allocating un-necessary
+ * objects when we don't need them
+ */
+ error = ft_gzip_check_header( source );
+ if ( error )
+ goto Exit;
+
+ FT_ZERO( stream );
+ stream->memory = memory;
+
+ if ( !FT_QNEW( zip ) )
+ {
+ error = ft_gzip_file_init( zip, stream, source );
+ if ( error )
+ {
+ FT_FREE( zip );
+ goto Exit;
+ }
+
+ stream->descriptor.pointer = zip;
+ }
+
+ /*
+ * We use the following trick to try to dramatically improve the
+ * performance while dealing with small files. If the original stream
+ * size is less than a certain threshold, we try to load the whole font
+ * file into memory. This saves us from using the 32KB buffer needed
+ * to inflate the file, plus the two 4KB intermediate input/output
+ * buffers used in the `FT_GZipFile' structure.
+ */
+ {
+ FT_ULong zip_size = ft_gzip_get_uncompressed_size( source );
+
+
+ if ( zip_size != 0 && zip_size < 40 * 1024 )
+ {
+ FT_Byte* zip_buff = NULL;
+
+
+ if ( !FT_ALLOC( zip_buff, zip_size ) )
+ {
+ FT_ULong count;
+
+
+ count = ft_gzip_file_io( zip, 0, zip_buff, zip_size );
+ if ( count == zip_size )
+ {
+ ft_gzip_file_done( zip );
+ FT_FREE( zip );
+
+ stream->descriptor.pointer = NULL;
+
+ stream->size = zip_size;
+ stream->pos = 0;
+ stream->base = zip_buff;
+ stream->read = NULL;
+ stream->close = ft_gzip_stream_close;
+
+ goto Exit;
+ }
+
+ ft_gzip_file_io( zip, 0, NULL, 0 );
+ FT_FREE( zip_buff );
+ }
+ error = Gzip_Err_Ok;
+ }
+ }
+
+ stream->size = 0x7FFFFFFFL; /* don't know the real size! */
+ stream->pos = 0;
+ stream->base = 0;
+ stream->read = ft_gzip_stream_io;
+ stream->close = ft_gzip_stream_close;
+
+ Exit:
+ return error;
+ }
+
+#else /* !FT_CONFIG_OPTION_USE_ZLIB */
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Stream_OpenGzip( FT_Stream stream,
+ FT_Stream source )
+ {
+ FT_UNUSED( stream );
+ FT_UNUSED( source );
+
+ return Gzip_Err_Unimplemented_Feature;
+ }
+
+#endif /* !FT_CONFIG_OPTION_USE_ZLIB */
+
+
+/* END */
--- /dev/null
+/* infblock.c -- interpret and process block types to last block
+ * Copyright (C) 1995-2002 Mark Adler
+ * For conditions of distribution and use, see copyright notice in zlib.h
+ */
+
+#include "zutil.h"
+#include "infblock.h"
+#include "inftrees.h"
+#include "infcodes.h"
+#include "infutil.h"
+
+
+/* simplify the use of the inflate_huft type with some defines */
+#define exop word.what.Exop
+#define bits word.what.Bits
+
+/* Table for deflate from PKZIP's appnote.txt. */
+local const uInt border[] = { /* Order of the bit length code lengths */
+ 16, 17, 18, 0, 8, 7, 9, 6, 10, 5, 11, 4, 12, 3, 13, 2, 14, 1, 15};
+
+/*
+ Notes beyond the 1.93a appnote.txt:
+
+ 1. Distance pointers never point before the beginning of the output
+ stream.
+ 2. Distance pointers can point back across blocks, up to 32k away.
+ 3. There is an implied maximum of 7 bits for the bit length table and
+ 15 bits for the actual data.
+ 4. If only one code exists, then it is encoded using one bit. (Zero
+ would be more efficient, but perhaps a little confusing.) If two
+ codes exist, they are coded using one bit each (0 and 1).
+ 5. There is no way of sending zero distance codes--a dummy must be
+ sent if there are none. (History: a pre 2.0 version of PKZIP would
+ store blocks with no distance codes, but this was discovered to be
+ too harsh a criterion.) Valid only for 1.93a. 2.04c does allow
+ zero distance codes, which is sent as one code of zero bits in
+ length.
+ 6. There are up to 286 literal/length codes. Code 256 represents the
+ end-of-block. Note however that the static length tree defines
+ 288 codes just to fill out the Huffman codes. Codes 286 and 287
+ cannot be used though, since there is no length base or extra bits
+ defined for them. Similarily, there are up to 30 distance codes.
+ However, static trees define 32 codes (all 5 bits) to fill out the
+ Huffman codes, but the last two had better not show up in the data.
+ 7. Unzip can check dynamic Huffman blocks for complete code sets.
+ The exception is that a single code would not be complete (see #4).
+ 8. The five bits following the block type is really the number of
+ literal codes sent minus 257.
+ 9. Length codes 8,16,16 are interpreted as 13 length codes of 8 bits
+ (1+6+6). Therefore, to output three times the length, you output
+ three codes (1+1+1), whereas to output four times the same length,
+ you only need two codes (1+3). Hmm.
+ 10. In the tree reconstruction algorithm, Code = Code + Increment
+ only if BitLength(i) is not zero. (Pretty obvious.)
+ 11. Correction: 4 Bits: # of Bit Length codes - 4 (4 - 19)
+ 12. Note: length code 284 can represent 227-258, but length code 285
+ really is 258. The last length deserves its own, short code
+ since it gets used a lot in very redundant files. The length
+ 258 is special since 258 - 3 (the min match length) is 255.
+ 13. The literal/length and distance code bit lengths are read as a
+ single stream of lengths. It is possible (and advantageous) for
+ a repeat code (16, 17, or 18) to go across the boundary between
+ the two sets of lengths.
+ */
+
+
+local void inflate_blocks_reset( /* s, z, c) */
+inflate_blocks_statef *s,
+z_streamp z,
+uLongf *c )
+{
+ if (c != Z_NULL)
+ *c = s->check;
+ if (s->mode == BTREE || s->mode == DTREE)
+ ZFREE(z, s->sub.trees.blens);
+ if (s->mode == CODES)
+ inflate_codes_free(s->sub.decode.codes, z);
+ s->mode = TYPE;
+ s->bitk = 0;
+ s->bitb = 0;
+ s->read = s->write = s->window;
+ if (s->checkfn != Z_NULL)
+ z->adler = s->check = (*s->checkfn)(0L, (const Bytef *)Z_NULL, 0);
+ Tracev((stderr, "inflate: blocks reset\n"));
+}
+
+
+local inflate_blocks_statef *inflate_blocks_new( /* z, c, w) */
+z_streamp z,
+check_func c,
+uInt w )
+{
+ inflate_blocks_statef *s;
+
+ if ((s = (inflate_blocks_statef *)ZALLOC
+ (z,1,sizeof(struct inflate_blocks_state))) == Z_NULL)
+ return s;
+ if ((s->hufts =
+ (inflate_huft *)ZALLOC(z, sizeof(inflate_huft), MANY)) == Z_NULL)
+ {
+ ZFREE(z, s);
+ return Z_NULL;
+ }
+ if ((s->window = (Bytef *)ZALLOC(z, 1, w)) == Z_NULL)
+ {
+ ZFREE(z, s->hufts);
+ ZFREE(z, s);
+ return Z_NULL;
+ }
+ s->end = s->window + w;
+ s->checkfn = c;
+ s->mode = TYPE;
+ Tracev((stderr, "inflate: blocks allocated\n"));
+ inflate_blocks_reset(s, z, Z_NULL);
+ return s;
+}
+
+
+local int inflate_blocks( /* s, z, r) */
+inflate_blocks_statef *s,
+z_streamp z,
+int r )
+{
+ uInt t; /* temporary storage */
+ uLong b; /* bit buffer */
+ uInt k; /* bits in bit buffer */
+ Bytef *p; /* input data pointer */
+ uInt n; /* bytes available there */
+ Bytef *q; /* output window write pointer */
+ uInt m; /* bytes to end of window or read pointer */
+
+ /* copy input/output information to locals (UPDATE macro restores) */
+ LOAD
+
+ /* process input based on current state */
+ while (1) switch (s->mode)
+ {
+ case TYPE:
+ NEEDBITS(3)
+ t = (uInt)b & 7;
+ s->last = t & 1;
+ switch (t >> 1)
+ {
+ case 0: /* stored */
+ Tracev((stderr, "inflate: stored block%s\n",
+ s->last ? " (last)" : ""));
+ DUMPBITS(3)
+ t = k & 7; /* go to byte boundary */
+ DUMPBITS(t)
+ s->mode = LENS; /* get length of stored block */
+ break;
+ case 1: /* fixed */
+ Tracev((stderr, "inflate: fixed codes block%s\n",
+ s->last ? " (last)" : ""));
+ {
+ uInt bl, bd;
+ inflate_huft *tl, *td;
+
+ inflate_trees_fixed(&bl, &bd, (const inflate_huft**)&tl,
+ (const inflate_huft**)&td, z);
+ s->sub.decode.codes = inflate_codes_new(bl, bd, tl, td, z);
+ if (s->sub.decode.codes == Z_NULL)
+ {
+ r = Z_MEM_ERROR;
+ LEAVE
+ }
+ }
+ DUMPBITS(3)
+ s->mode = CODES;
+ break;
+ case 2: /* dynamic */
+ Tracev((stderr, "inflate: dynamic codes block%s\n",
+ s->last ? " (last)" : ""));
+ DUMPBITS(3)
+ s->mode = TABLE;
+ break;
+ case 3: /* illegal */
+ DUMPBITS(3)
+ s->mode = BAD;
+ z->msg = (char*)"invalid block type";
+ r = Z_DATA_ERROR;
+ LEAVE
+ }
+ break;
+ case LENS:
+ NEEDBITS(32)
+ if ((((~b) >> 16) & 0xffff) != (b & 0xffff))
+ {
+ s->mode = BAD;
+ z->msg = (char*)"invalid stored block lengths";
+ r = Z_DATA_ERROR;
+ LEAVE
+ }
+ s->sub.left = (uInt)b & 0xffff;
+ b = k = 0; /* dump bits */
+ Tracev((stderr, "inflate: stored length %u\n", s->sub.left));
+ s->mode = s->sub.left ? STORED : (s->last ? DRY : TYPE);
+ break;
+ case STORED:
+ if (n == 0)
+ LEAVE
+ NEEDOUT
+ t = s->sub.left;
+ if (t > n) t = n;
+ if (t > m) t = m;
+ zmemcpy(q, p, t);
+ p += t; n -= t;
+ q += t; m -= t;
+ if ((s->sub.left -= t) != 0)
+ break;
+ Tracev((stderr, "inflate: stored end, %lu total out\n",
+ z->total_out + (q >= s->read ? q - s->read :
+ (s->end - s->read) + (q - s->window))));
+ s->mode = s->last ? DRY : TYPE;
+ break;
+ case TABLE:
+ NEEDBITS(14)
+ s->sub.trees.table = t = (uInt)b & 0x3fff;
+#ifndef PKZIP_BUG_WORKAROUND
+ if ((t & 0x1f) > 29 || ((t >> 5) & 0x1f) > 29)
+ {
+ s->mode = BAD;
+ z->msg = (char*)"too many length or distance symbols";
+ r = Z_DATA_ERROR;
+ LEAVE
+ }
+#endif
+ t = 258 + (t & 0x1f) + ((t >> 5) & 0x1f);
+ if ((s->sub.trees.blens = (uIntf*)ZALLOC(z, t, sizeof(uInt))) == Z_NULL)
+ {
+ r = Z_MEM_ERROR;
+ LEAVE
+ }
+ DUMPBITS(14)
+ s->sub.trees.index = 0;
+ Tracev((stderr, "inflate: table sizes ok\n"));
+ s->mode = BTREE;
+ case BTREE:
+ while (s->sub.trees.index < 4 + (s->sub.trees.table >> 10))
+ {
+ NEEDBITS(3)
+ s->sub.trees.blens[border[s->sub.trees.index++]] = (uInt)b & 7;
+ DUMPBITS(3)
+ }
+ while (s->sub.trees.index < 19)
+ s->sub.trees.blens[border[s->sub.trees.index++]] = 0;
+ s->sub.trees.bb = 7;
+ t = inflate_trees_bits(s->sub.trees.blens, &s->sub.trees.bb,
+ &s->sub.trees.tb, s->hufts, z);
+ if (t != Z_OK)
+ {
+ r = t;
+ if (r == Z_DATA_ERROR)
+ {
+ ZFREE(z, s->sub.trees.blens);
+ s->mode = BAD;
+ }
+ LEAVE
+ }
+ s->sub.trees.index = 0;
+ Tracev((stderr, "inflate: bits tree ok\n"));
+ s->mode = DTREE;
+ case DTREE:
+ while (t = s->sub.trees.table,
+ s->sub.trees.index < 258 + (t & 0x1f) + ((t >> 5) & 0x1f))
+ {
+ inflate_huft *h;
+ uInt i, j, c;
+
+ t = s->sub.trees.bb;
+ NEEDBITS(t)
+ h = s->sub.trees.tb + ((uInt)b & inflate_mask[t]);
+ t = h->bits;
+ c = h->base;
+ if (c < 16)
+ {
+ DUMPBITS(t)
+ s->sub.trees.blens[s->sub.trees.index++] = c;
+ }
+ else /* c == 16..18 */
+ {
+ i = c == 18 ? 7 : c - 14;
+ j = c == 18 ? 11 : 3;
+ NEEDBITS(t + i)
+ DUMPBITS(t)
+ j += (uInt)b & inflate_mask[i];
+ DUMPBITS(i)
+ i = s->sub.trees.index;
+ t = s->sub.trees.table;
+ if (i + j > 258 + (t & 0x1f) + ((t >> 5) & 0x1f) ||
+ (c == 16 && i < 1))
+ {
+ ZFREE(z, s->sub.trees.blens);
+ s->mode = BAD;
+ z->msg = (char*)"invalid bit length repeat";
+ r = Z_DATA_ERROR;
+ LEAVE
+ }
+ c = c == 16 ? s->sub.trees.blens[i - 1] : 0;
+ do {
+ s->sub.trees.blens[i++] = c;
+ } while (--j);
+ s->sub.trees.index = i;
+ }
+ }
+ s->sub.trees.tb = Z_NULL;
+ {
+ uInt bl, bd;
+ inflate_huft *tl, *td;
+ inflate_codes_statef *c;
+
+ bl = 9; /* must be <= 9 for lookahead assumptions */
+ bd = 6; /* must be <= 9 for lookahead assumptions */
+ t = s->sub.trees.table;
+ t = inflate_trees_dynamic(257 + (t & 0x1f), 1 + ((t >> 5) & 0x1f),
+ s->sub.trees.blens, &bl, &bd, &tl, &td,
+ s->hufts, z);
+ if (t != Z_OK)
+ {
+ if (t == (uInt)Z_DATA_ERROR)
+ {
+ ZFREE(z, s->sub.trees.blens);
+ s->mode = BAD;
+ }
+ r = t;
+ LEAVE
+ }
+ Tracev((stderr, "inflate: trees ok\n"));
+ if ((c = inflate_codes_new(bl, bd, tl, td, z)) == Z_NULL)
+ {
+ r = Z_MEM_ERROR;
+ LEAVE
+ }
+ s->sub.decode.codes = c;
+ }
+ ZFREE(z, s->sub.trees.blens);
+ s->mode = CODES;
+ case CODES:
+ UPDATE
+ if ((r = inflate_codes(s, z, r)) != Z_STREAM_END)
+ return inflate_flush(s, z, r);
+ r = Z_OK;
+ inflate_codes_free(s->sub.decode.codes, z);
+ LOAD
+ Tracev((stderr, "inflate: codes end, %lu total out\n",
+ z->total_out + (q >= s->read ? q - s->read :
+ (s->end - s->read) + (q - s->window))));
+ if (!s->last)
+ {
+ s->mode = TYPE;
+ break;
+ }
+ s->mode = DRY;
+ case DRY:
+ FLUSH
+ if (s->read != s->write)
+ LEAVE
+ s->mode = DONE;
+ case DONE:
+ r = Z_STREAM_END;
+ LEAVE
+ case BAD:
+ r = Z_DATA_ERROR;
+ LEAVE
+ default:
+ r = Z_STREAM_ERROR;
+ LEAVE
+ }
+#ifdef NEED_DUMMY_RETURN
+ return 0;
+#endif
+}
+
+
+local int inflate_blocks_free( /* s, z) */
+inflate_blocks_statef *s,
+z_streamp z )
+{
+ inflate_blocks_reset(s, z, Z_NULL);
+ ZFREE(z, s->window);
+ ZFREE(z, s->hufts);
+ ZFREE(z, s);
+ Tracev((stderr, "inflate: blocks freed\n"));
+ return Z_OK;
+}
+
+
--- /dev/null
+/* infblock.h -- header to use infblock.c
+ * Copyright (C) 1995-2002 Mark Adler
+ * For conditions of distribution and use, see copyright notice in zlib.h
+ */
+
+/* WARNING: this file should *not* be used by applications. It is
+ part of the implementation of the compression library and is
+ subject to change. Applications should only use zlib.h.
+ */
+
+#ifndef _INFBLOCK_H
+#define _INFBLOCK_H
+
+struct inflate_blocks_state;
+typedef struct inflate_blocks_state FAR inflate_blocks_statef;
+
+local inflate_blocks_statef * inflate_blocks_new OF((
+ z_streamp z,
+ check_func c, /* check function */
+ uInt w)); /* window size */
+
+local int inflate_blocks OF((
+ inflate_blocks_statef *,
+ z_streamp ,
+ int)); /* initial return code */
+
+local void inflate_blocks_reset OF((
+ inflate_blocks_statef *,
+ z_streamp ,
+ uLongf *)); /* check value on output */
+
+local int inflate_blocks_free OF((
+ inflate_blocks_statef *,
+ z_streamp));
+
+#endif /* _INFBLOCK_H */
--- /dev/null
+/* infcodes.c -- process literals and length/distance pairs
+ * Copyright (C) 1995-2002 Mark Adler
+ * For conditions of distribution and use, see copyright notice in zlib.h
+ */
+
+#include "zutil.h"
+#include "inftrees.h"
+#include "infblock.h"
+#include "infcodes.h"
+#include "infutil.h"
+
+/* simplify the use of the inflate_huft type with some defines */
+#define exop word.what.Exop
+#define bits word.what.Bits
+
+typedef enum { /* waiting for "i:"=input, "o:"=output, "x:"=nothing */
+ START, /* x: set up for LEN */
+ LEN, /* i: get length/literal/eob next */
+ LENEXT, /* i: getting length extra (have base) */
+ DIST, /* i: get distance next */
+ DISTEXT, /* i: getting distance extra */
+ COPY, /* o: copying bytes in window, waiting for space */
+ LIT, /* o: got literal, waiting for output space */
+ WASH, /* o: got eob, possibly still output waiting */
+ END, /* x: got eob and all data flushed */
+ BADCODE} /* x: got error */
+inflate_codes_mode;
+
+/* inflate codes private state */
+struct inflate_codes_state {
+
+ /* mode */
+ inflate_codes_mode mode; /* current inflate_codes mode */
+
+ /* mode dependent information */
+ uInt len;
+ union {
+ struct {
+ inflate_huft *tree; /* pointer into tree */
+ uInt need; /* bits needed */
+ } code; /* if LEN or DIST, where in tree */
+ uInt lit; /* if LIT, literal */
+ struct {
+ uInt get; /* bits to get for extra */
+ uInt dist; /* distance back to copy from */
+ } copy; /* if EXT or COPY, where and how much */
+ } sub; /* submode */
+
+ /* mode independent information */
+ Byte lbits; /* ltree bits decoded per branch */
+ Byte dbits; /* dtree bits decoder per branch */
+ inflate_huft *ltree; /* literal/length/eob tree */
+ inflate_huft *dtree; /* distance tree */
+
+};
+
+
+local inflate_codes_statef *inflate_codes_new( /* bl, bd, tl, td, z) */
+uInt bl, uInt bd,
+inflate_huft *tl,
+inflate_huft *td, /* need separate declaration for Borland C++ */
+z_streamp z )
+{
+ inflate_codes_statef *c;
+
+ if ((c = (inflate_codes_statef *)
+ ZALLOC(z,1,sizeof(struct inflate_codes_state))) != Z_NULL)
+ {
+ c->mode = START;
+ c->lbits = (Byte)bl;
+ c->dbits = (Byte)bd;
+ c->ltree = tl;
+ c->dtree = td;
+ Tracev((stderr, "inflate: codes new\n"));
+ }
+ return c;
+}
+
+
+local int inflate_codes( /* s, z, r) */
+inflate_blocks_statef *s,
+z_streamp z,
+int r )
+{
+ uInt j; /* temporary storage */
+ inflate_huft *t; /* temporary pointer */
+ uInt e; /* extra bits or operation */
+ uLong b; /* bit buffer */
+ uInt k; /* bits in bit buffer */
+ Bytef *p; /* input data pointer */
+ uInt n; /* bytes available there */
+ Bytef *q; /* output window write pointer */
+ uInt m; /* bytes to end of window or read pointer */
+ Bytef *f; /* pointer to copy strings from */
+ inflate_codes_statef *c = s->sub.decode.codes; /* codes state */
+
+ /* copy input/output information to locals (UPDATE macro restores) */
+ LOAD
+
+ /* process input and output based on current state */
+ while (1) switch (c->mode)
+ { /* waiting for "i:"=input, "o:"=output, "x:"=nothing */
+ case START: /* x: set up for LEN */
+#ifndef SLOW
+ if (m >= 258 && n >= 10)
+ {
+ UPDATE
+ r = inflate_fast(c->lbits, c->dbits, c->ltree, c->dtree, s, z);
+ LOAD
+ if (r != Z_OK)
+ {
+ c->mode = r == Z_STREAM_END ? WASH : BADCODE;
+ break;
+ }
+ }
+#endif /* !SLOW */
+ c->sub.code.need = c->lbits;
+ c->sub.code.tree = c->ltree;
+ c->mode = LEN;
+ case LEN: /* i: get length/literal/eob next */
+ j = c->sub.code.need;
+ NEEDBITS(j)
+ t = c->sub.code.tree + ((uInt)b & inflate_mask[j]);
+ DUMPBITS(t->bits)
+ e = (uInt)(t->exop);
+ if (e == 0) /* literal */
+ {
+ c->sub.lit = t->base;
+ Tracevv((stderr, t->base >= 0x20 && t->base < 0x7f ?
+ "inflate: literal '%c'\n" :
+ "inflate: literal 0x%02x\n", t->base));
+ c->mode = LIT;
+ break;
+ }
+ if (e & 16) /* length */
+ {
+ c->sub.copy.get = e & 15;
+ c->len = t->base;
+ c->mode = LENEXT;
+ break;
+ }
+ if ((e & 64) == 0) /* next table */
+ {
+ c->sub.code.need = e;
+ c->sub.code.tree = t + t->base;
+ break;
+ }
+ if (e & 32) /* end of block */
+ {
+ Tracevv((stderr, "inflate: end of block\n"));
+ c->mode = WASH;
+ break;
+ }
+ c->mode = BADCODE; /* invalid code */
+ z->msg = (char*)"invalid literal/length code";
+ r = Z_DATA_ERROR;
+ LEAVE
+ case LENEXT: /* i: getting length extra (have base) */
+ j = c->sub.copy.get;
+ NEEDBITS(j)
+ c->len += (uInt)b & inflate_mask[j];
+ DUMPBITS(j)
+ c->sub.code.need = c->dbits;
+ c->sub.code.tree = c->dtree;
+ Tracevv((stderr, "inflate: length %u\n", c->len));
+ c->mode = DIST;
+ case DIST: /* i: get distance next */
+ j = c->sub.code.need;
+ NEEDBITS(j)
+ t = c->sub.code.tree + ((uInt)b & inflate_mask[j]);
+ DUMPBITS(t->bits)
+ e = (uInt)(t->exop);
+ if (e & 16) /* distance */
+ {
+ c->sub.copy.get = e & 15;
+ c->sub.copy.dist = t->base;
+ c->mode = DISTEXT;
+ break;
+ }
+ if ((e & 64) == 0) /* next table */
+ {
+ c->sub.code.need = e;
+ c->sub.code.tree = t + t->base;
+ break;
+ }
+ c->mode = BADCODE; /* invalid code */
+ z->msg = (char*)"invalid distance code";
+ r = Z_DATA_ERROR;
+ LEAVE
+ case DISTEXT: /* i: getting distance extra */
+ j = c->sub.copy.get;
+ NEEDBITS(j)
+ c->sub.copy.dist += (uInt)b & inflate_mask[j];
+ DUMPBITS(j)
+ Tracevv((stderr, "inflate: distance %u\n", c->sub.copy.dist));
+ c->mode = COPY;
+ case COPY: /* o: copying bytes in window, waiting for space */
+ f = q - c->sub.copy.dist;
+ while (f < s->window) /* modulo window size-"while" instead */
+ f += s->end - s->window; /* of "if" handles invalid distances */
+ while (c->len)
+ {
+ NEEDOUT
+ OUTBYTE(*f++)
+ if (f == s->end)
+ f = s->window;
+ c->len--;
+ }
+ c->mode = START;
+ break;
+ case LIT: /* o: got literal, waiting for output space */
+ NEEDOUT
+ OUTBYTE(c->sub.lit)
+ c->mode = START;
+ break;
+ case WASH: /* o: got eob, possibly more output */
+ if (k > 7) /* return unused byte, if any */
+ {
+ Assert(k < 16, "inflate_codes grabbed too many bytes")
+ k -= 8;
+ n++;
+ p--; /* can always return one */
+ }
+ FLUSH
+ if (s->read != s->write)
+ LEAVE
+ c->mode = END;
+ case END:
+ r = Z_STREAM_END;
+ LEAVE
+ case BADCODE: /* x: got error */
+ r = Z_DATA_ERROR;
+ LEAVE
+ default:
+ r = Z_STREAM_ERROR;
+ LEAVE
+ }
+#ifdef NEED_DUMMY_RETURN
+ return Z_STREAM_ERROR; /* Some dumb compilers complain without this */
+#endif
+}
+
+
+local void inflate_codes_free( /* c, z) */
+inflate_codes_statef *c,
+z_streamp z )
+{
+ ZFREE(z, c);
+ Tracev((stderr, "inflate: codes free\n"));
+}
--- /dev/null
+/* infcodes.h -- header to use infcodes.c
+ * Copyright (C) 1995-2002 Mark Adler
+ * For conditions of distribution and use, see copyright notice in zlib.h
+ */
+
+/* WARNING: this file should *not* be used by applications. It is
+ part of the implementation of the compression library and is
+ subject to change. Applications should only use zlib.h.
+ */
+
+#ifndef _INFCODES_H
+#define _INFCODES_H
+
+struct inflate_codes_state;
+typedef struct inflate_codes_state FAR inflate_codes_statef;
+
+local inflate_codes_statef *inflate_codes_new OF((
+ uInt, uInt,
+ inflate_huft *, inflate_huft *,
+ z_streamp ));
+
+local int inflate_codes OF((
+ inflate_blocks_statef *,
+ z_streamp ,
+ int));
+
+local void inflate_codes_free OF((
+ inflate_codes_statef *,
+ z_streamp ));
+
+#endif /* _INFCODES_H */
--- /dev/null
+/* inffixed.h -- table for decoding fixed codes
+ * Generated automatically by the maketree.c program
+ */
+
+/* WARNING: this file should *not* be used by applications. It is
+ part of the implementation of the compression library and is
+ subject to change. Applications should only use zlib.h.
+ */
+
+local const uInt fixed_bl = 9;
+local const uInt fixed_bd = 5;
+local const inflate_huft fixed_tl[] = {
+ {{{96,7}},256}, {{{0,8}},80}, {{{0,8}},16}, {{{84,8}},115},
+ {{{82,7}},31}, {{{0,8}},112}, {{{0,8}},48}, {{{0,9}},192},
+ {{{80,7}},10}, {{{0,8}},96}, {{{0,8}},32}, {{{0,9}},160},
+ {{{0,8}},0}, {{{0,8}},128}, {{{0,8}},64}, {{{0,9}},224},
+ {{{80,7}},6}, {{{0,8}},88}, {{{0,8}},24}, {{{0,9}},144},
+ {{{83,7}},59}, {{{0,8}},120}, {{{0,8}},56}, {{{0,9}},208},
+ {{{81,7}},17}, {{{0,8}},104}, {{{0,8}},40}, {{{0,9}},176},
+ {{{0,8}},8}, {{{0,8}},136}, {{{0,8}},72}, {{{0,9}},240},
+ {{{80,7}},4}, {{{0,8}},84}, {{{0,8}},20}, {{{85,8}},227},
+ {{{83,7}},43}, {{{0,8}},116}, {{{0,8}},52}, {{{0,9}},200},
+ {{{81,7}},13}, {{{0,8}},100}, {{{0,8}},36}, {{{0,9}},168},
+ {{{0,8}},4}, {{{0,8}},132}, {{{0,8}},68}, {{{0,9}},232},
+ {{{80,7}},8}, {{{0,8}},92}, {{{0,8}},28}, {{{0,9}},152},
+ {{{84,7}},83}, {{{0,8}},124}, {{{0,8}},60}, {{{0,9}},216},
+ {{{82,7}},23}, {{{0,8}},108}, {{{0,8}},44}, {{{0,9}},184},
+ {{{0,8}},12}, {{{0,8}},140}, {{{0,8}},76}, {{{0,9}},248},
+ {{{80,7}},3}, {{{0,8}},82}, {{{0,8}},18}, {{{85,8}},163},
+ {{{83,7}},35}, {{{0,8}},114}, {{{0,8}},50}, {{{0,9}},196},
+ {{{81,7}},11}, {{{0,8}},98}, {{{0,8}},34}, {{{0,9}},164},
+ {{{0,8}},2}, {{{0,8}},130}, {{{0,8}},66}, {{{0,9}},228},
+ {{{80,7}},7}, {{{0,8}},90}, {{{0,8}},26}, {{{0,9}},148},
+ {{{84,7}},67}, {{{0,8}},122}, {{{0,8}},58}, {{{0,9}},212},
+ {{{82,7}},19}, {{{0,8}},106}, {{{0,8}},42}, {{{0,9}},180},
+ {{{0,8}},10}, {{{0,8}},138}, {{{0,8}},74}, {{{0,9}},244},
+ {{{80,7}},5}, {{{0,8}},86}, {{{0,8}},22}, {{{192,8}},0},
+ {{{83,7}},51}, {{{0,8}},118}, {{{0,8}},54}, {{{0,9}},204},
+ {{{81,7}},15}, {{{0,8}},102}, {{{0,8}},38}, {{{0,9}},172},
+ {{{0,8}},6}, {{{0,8}},134}, {{{0,8}},70}, {{{0,9}},236},
+ {{{80,7}},9}, {{{0,8}},94}, {{{0,8}},30}, {{{0,9}},156},
+ {{{84,7}},99}, {{{0,8}},126}, {{{0,8}},62}, {{{0,9}},220},
+ {{{82,7}},27}, {{{0,8}},110}, {{{0,8}},46}, {{{0,9}},188},
+ {{{0,8}},14}, {{{0,8}},142}, {{{0,8}},78}, {{{0,9}},252},
+ {{{96,7}},256}, {{{0,8}},81}, {{{0,8}},17}, {{{85,8}},131},
+ {{{82,7}},31}, {{{0,8}},113}, {{{0,8}},49}, {{{0,9}},194},
+ {{{80,7}},10}, {{{0,8}},97}, {{{0,8}},33}, {{{0,9}},162},
+ {{{0,8}},1}, {{{0,8}},129}, {{{0,8}},65}, {{{0,9}},226},
+ {{{80,7}},6}, {{{0,8}},89}, {{{0,8}},25}, {{{0,9}},146},
+ {{{83,7}},59}, {{{0,8}},121}, {{{0,8}},57}, {{{0,9}},210},
+ {{{81,7}},17}, {{{0,8}},105}, {{{0,8}},41}, {{{0,9}},178},
+ {{{0,8}},9}, {{{0,8}},137}, {{{0,8}},73}, {{{0,9}},242},
+ {{{80,7}},4}, {{{0,8}},85}, {{{0,8}},21}, {{{80,8}},258},
+ {{{83,7}},43}, {{{0,8}},117}, {{{0,8}},53}, {{{0,9}},202},
+ {{{81,7}},13}, {{{0,8}},101}, {{{0,8}},37}, {{{0,9}},170},
+ {{{0,8}},5}, {{{0,8}},133}, {{{0,8}},69}, {{{0,9}},234},
+ {{{80,7}},8}, {{{0,8}},93}, {{{0,8}},29}, {{{0,9}},154},
+ {{{84,7}},83}, {{{0,8}},125}, {{{0,8}},61}, {{{0,9}},218},
+ {{{82,7}},23}, {{{0,8}},109}, {{{0,8}},45}, {{{0,9}},186},
+ {{{0,8}},13}, {{{0,8}},141}, {{{0,8}},77}, {{{0,9}},250},
+ {{{80,7}},3}, {{{0,8}},83}, {{{0,8}},19}, {{{85,8}},195},
+ {{{83,7}},35}, {{{0,8}},115}, {{{0,8}},51}, {{{0,9}},198},
+ {{{81,7}},11}, {{{0,8}},99}, {{{0,8}},35}, {{{0,9}},166},
+ {{{0,8}},3}, {{{0,8}},131}, {{{0,8}},67}, {{{0,9}},230},
+ {{{80,7}},7}, {{{0,8}},91}, {{{0,8}},27}, {{{0,9}},150},
+ {{{84,7}},67}, {{{0,8}},123}, {{{0,8}},59}, {{{0,9}},214},
+ {{{82,7}},19}, {{{0,8}},107}, {{{0,8}},43}, {{{0,9}},182},
+ {{{0,8}},11}, {{{0,8}},139}, {{{0,8}},75}, {{{0,9}},246},
+ {{{80,7}},5}, {{{0,8}},87}, {{{0,8}},23}, {{{192,8}},0},
+ {{{83,7}},51}, {{{0,8}},119}, {{{0,8}},55}, {{{0,9}},206},
+ {{{81,7}},15}, {{{0,8}},103}, {{{0,8}},39}, {{{0,9}},174},
+ {{{0,8}},7}, {{{0,8}},135}, {{{0,8}},71}, {{{0,9}},238},
+ {{{80,7}},9}, {{{0,8}},95}, {{{0,8}},31}, {{{0,9}},158},
+ {{{84,7}},99}, {{{0,8}},127}, {{{0,8}},63}, {{{0,9}},222},
+ {{{82,7}},27}, {{{0,8}},111}, {{{0,8}},47}, {{{0,9}},190},
+ {{{0,8}},15}, {{{0,8}},143}, {{{0,8}},79}, {{{0,9}},254},
+ {{{96,7}},256}, {{{0,8}},80}, {{{0,8}},16}, {{{84,8}},115},
+ {{{82,7}},31}, {{{0,8}},112}, {{{0,8}},48}, {{{0,9}},193},
+ {{{80,7}},10}, {{{0,8}},96}, {{{0,8}},32}, {{{0,9}},161},
+ {{{0,8}},0}, {{{0,8}},128}, {{{0,8}},64}, {{{0,9}},225},
+ {{{80,7}},6}, {{{0,8}},88}, {{{0,8}},24}, {{{0,9}},145},
+ {{{83,7}},59}, {{{0,8}},120}, {{{0,8}},56}, {{{0,9}},209},
+ {{{81,7}},17}, {{{0,8}},104}, {{{0,8}},40}, {{{0,9}},177},
+ {{{0,8}},8}, {{{0,8}},136}, {{{0,8}},72}, {{{0,9}},241},
+ {{{80,7}},4}, {{{0,8}},84}, {{{0,8}},20}, {{{85,8}},227},
+ {{{83,7}},43}, {{{0,8}},116}, {{{0,8}},52}, {{{0,9}},201},
+ {{{81,7}},13}, {{{0,8}},100}, {{{0,8}},36}, {{{0,9}},169},
+ {{{0,8}},4}, {{{0,8}},132}, {{{0,8}},68}, {{{0,9}},233},
+ {{{80,7}},8}, {{{0,8}},92}, {{{0,8}},28}, {{{0,9}},153},
+ {{{84,7}},83}, {{{0,8}},124}, {{{0,8}},60}, {{{0,9}},217},
+ {{{82,7}},23}, {{{0,8}},108}, {{{0,8}},44}, {{{0,9}},185},
+ {{{0,8}},12}, {{{0,8}},140}, {{{0,8}},76}, {{{0,9}},249},
+ {{{80,7}},3}, {{{0,8}},82}, {{{0,8}},18}, {{{85,8}},163},
+ {{{83,7}},35}, {{{0,8}},114}, {{{0,8}},50}, {{{0,9}},197},
+ {{{81,7}},11}, {{{0,8}},98}, {{{0,8}},34}, {{{0,9}},165},
+ {{{0,8}},2}, {{{0,8}},130}, {{{0,8}},66}, {{{0,9}},229},
+ {{{80,7}},7}, {{{0,8}},90}, {{{0,8}},26}, {{{0,9}},149},
+ {{{84,7}},67}, {{{0,8}},122}, {{{0,8}},58}, {{{0,9}},213},
+ {{{82,7}},19}, {{{0,8}},106}, {{{0,8}},42}, {{{0,9}},181},
+ {{{0,8}},10}, {{{0,8}},138}, {{{0,8}},74}, {{{0,9}},245},
+ {{{80,7}},5}, {{{0,8}},86}, {{{0,8}},22}, {{{192,8}},0},
+ {{{83,7}},51}, {{{0,8}},118}, {{{0,8}},54}, {{{0,9}},205},
+ {{{81,7}},15}, {{{0,8}},102}, {{{0,8}},38}, {{{0,9}},173},
+ {{{0,8}},6}, {{{0,8}},134}, {{{0,8}},70}, {{{0,9}},237},
+ {{{80,7}},9}, {{{0,8}},94}, {{{0,8}},30}, {{{0,9}},157},
+ {{{84,7}},99}, {{{0,8}},126}, {{{0,8}},62}, {{{0,9}},221},
+ {{{82,7}},27}, {{{0,8}},110}, {{{0,8}},46}, {{{0,9}},189},
+ {{{0,8}},14}, {{{0,8}},142}, {{{0,8}},78}, {{{0,9}},253},
+ {{{96,7}},256}, {{{0,8}},81}, {{{0,8}},17}, {{{85,8}},131},
+ {{{82,7}},31}, {{{0,8}},113}, {{{0,8}},49}, {{{0,9}},195},
+ {{{80,7}},10}, {{{0,8}},97}, {{{0,8}},33}, {{{0,9}},163},
+ {{{0,8}},1}, {{{0,8}},129}, {{{0,8}},65}, {{{0,9}},227},
+ {{{80,7}},6}, {{{0,8}},89}, {{{0,8}},25}, {{{0,9}},147},
+ {{{83,7}},59}, {{{0,8}},121}, {{{0,8}},57}, {{{0,9}},211},
+ {{{81,7}},17}, {{{0,8}},105}, {{{0,8}},41}, {{{0,9}},179},
+ {{{0,8}},9}, {{{0,8}},137}, {{{0,8}},73}, {{{0,9}},243},
+ {{{80,7}},4}, {{{0,8}},85}, {{{0,8}},21}, {{{80,8}},258},
+ {{{83,7}},43}, {{{0,8}},117}, {{{0,8}},53}, {{{0,9}},203},
+ {{{81,7}},13}, {{{0,8}},101}, {{{0,8}},37}, {{{0,9}},171},
+ {{{0,8}},5}, {{{0,8}},133}, {{{0,8}},69}, {{{0,9}},235},
+ {{{80,7}},8}, {{{0,8}},93}, {{{0,8}},29}, {{{0,9}},155},
+ {{{84,7}},83}, {{{0,8}},125}, {{{0,8}},61}, {{{0,9}},219},
+ {{{82,7}},23}, {{{0,8}},109}, {{{0,8}},45}, {{{0,9}},187},
+ {{{0,8}},13}, {{{0,8}},141}, {{{0,8}},77}, {{{0,9}},251},
+ {{{80,7}},3}, {{{0,8}},83}, {{{0,8}},19}, {{{85,8}},195},
+ {{{83,7}},35}, {{{0,8}},115}, {{{0,8}},51}, {{{0,9}},199},
+ {{{81,7}},11}, {{{0,8}},99}, {{{0,8}},35}, {{{0,9}},167},
+ {{{0,8}},3}, {{{0,8}},131}, {{{0,8}},67}, {{{0,9}},231},
+ {{{80,7}},7}, {{{0,8}},91}, {{{0,8}},27}, {{{0,9}},151},
+ {{{84,7}},67}, {{{0,8}},123}, {{{0,8}},59}, {{{0,9}},215},
+ {{{82,7}},19}, {{{0,8}},107}, {{{0,8}},43}, {{{0,9}},183},
+ {{{0,8}},11}, {{{0,8}},139}, {{{0,8}},75}, {{{0,9}},247},
+ {{{80,7}},5}, {{{0,8}},87}, {{{0,8}},23}, {{{192,8}},0},
+ {{{83,7}},51}, {{{0,8}},119}, {{{0,8}},55}, {{{0,9}},207},
+ {{{81,7}},15}, {{{0,8}},103}, {{{0,8}},39}, {{{0,9}},175},
+ {{{0,8}},7}, {{{0,8}},135}, {{{0,8}},71}, {{{0,9}},239},
+ {{{80,7}},9}, {{{0,8}},95}, {{{0,8}},31}, {{{0,9}},159},
+ {{{84,7}},99}, {{{0,8}},127}, {{{0,8}},63}, {{{0,9}},223},
+ {{{82,7}},27}, {{{0,8}},111}, {{{0,8}},47}, {{{0,9}},191},
+ {{{0,8}},15}, {{{0,8}},143}, {{{0,8}},79}, {{{0,9}},255}
+ };
+local const inflate_huft fixed_td[] = {
+ {{{80,5}},1}, {{{87,5}},257}, {{{83,5}},17}, {{{91,5}},4097},
+ {{{81,5}},5}, {{{89,5}},1025}, {{{85,5}},65}, {{{93,5}},16385},
+ {{{80,5}},3}, {{{88,5}},513}, {{{84,5}},33}, {{{92,5}},8193},
+ {{{82,5}},9}, {{{90,5}},2049}, {{{86,5}},129}, {{{192,5}},24577},
+ {{{80,5}},2}, {{{87,5}},385}, {{{83,5}},25}, {{{91,5}},6145},
+ {{{81,5}},7}, {{{89,5}},1537}, {{{85,5}},97}, {{{93,5}},24577},
+ {{{80,5}},4}, {{{88,5}},769}, {{{84,5}},49}, {{{92,5}},12289},
+ {{{82,5}},13}, {{{90,5}},3073}, {{{86,5}},193}, {{{192,5}},24577}
+ };
--- /dev/null
+/* inflate.c -- zlib interface to inflate modules
+ * Copyright (C) 1995-2002 Mark Adler
+ * For conditions of distribution and use, see copyright notice in zlib.h
+ */
+
+#include "zutil.h"
+#include "infblock.h"
+
+#define DONE INFLATE_DONE
+#define BAD INFLATE_BAD
+
+typedef enum {
+ METHOD, /* waiting for method byte */
+ FLAG, /* waiting for flag byte */
+ DICT4, /* four dictionary check bytes to go */
+ DICT3, /* three dictionary check bytes to go */
+ DICT2, /* two dictionary check bytes to go */
+ DICT1, /* one dictionary check byte to go */
+ DICT0, /* waiting for inflateSetDictionary */
+ BLOCKS, /* decompressing blocks */
+ CHECK4, /* four check bytes to go */
+ CHECK3, /* three check bytes to go */
+ CHECK2, /* two check bytes to go */
+ CHECK1, /* one check byte to go */
+ DONE, /* finished check, done */
+ BAD} /* got an error--stay here */
+inflate_mode;
+
+/* inflate private state */
+struct internal_state {
+
+ /* mode */
+ inflate_mode mode; /* current inflate mode */
+
+ /* mode dependent information */
+ union {
+ uInt method; /* if FLAGS, method byte */
+ struct {
+ uLong was; /* computed check value */
+ uLong need; /* stream check value */
+ } check; /* if CHECK, check values to compare */
+ uInt marker; /* if BAD, inflateSync's marker bytes count */
+ } sub; /* submode */
+
+ /* mode independent information */
+ int nowrap; /* flag for no wrapper */
+ uInt wbits; /* log2(window size) (8..15, defaults to 15) */
+ inflate_blocks_statef
+ *blocks; /* current inflate_blocks state */
+
+};
+
+
+ZEXPORT(int) inflateReset( /* z) */
+z_streamp z )
+{
+ if (z == Z_NULL || z->state == Z_NULL)
+ return Z_STREAM_ERROR;
+ z->total_in = z->total_out = 0;
+ z->msg = Z_NULL;
+ z->state->mode = z->state->nowrap ? BLOCKS : METHOD;
+ inflate_blocks_reset(z->state->blocks, z, Z_NULL);
+ Tracev((stderr, "inflate: reset\n"));
+ return Z_OK;
+}
+
+
+ZEXPORT(int) inflateEnd( /* z) */
+z_streamp z )
+{
+ if (z == Z_NULL || z->state == Z_NULL || z->zfree == Z_NULL)
+ return Z_STREAM_ERROR;
+ if (z->state->blocks != Z_NULL)
+ inflate_blocks_free(z->state->blocks, z);
+ ZFREE(z, z->state);
+ z->state = Z_NULL;
+ Tracev((stderr, "inflate: end\n"));
+ return Z_OK;
+}
+
+
+ZEXPORT(int) inflateInit2_( /* z, w, version, stream_size) */
+z_streamp z,
+int w,
+const char *version,
+int stream_size )
+{
+ if (version == Z_NULL || version[0] != ZLIB_VERSION[0] ||
+ stream_size != sizeof(z_stream))
+ return Z_VERSION_ERROR;
+
+ /* initialize state */
+ if (z == Z_NULL)
+ return Z_STREAM_ERROR;
+ z->msg = Z_NULL;
+ if (z->zalloc == Z_NULL)
+ {
+ z->zalloc = zcalloc;
+ z->opaque = (voidpf)0;
+ }
+ if (z->zfree == Z_NULL) z->zfree = zcfree;
+ if ((z->state = (struct internal_state FAR *)
+ ZALLOC(z,1,sizeof(struct internal_state))) == Z_NULL)
+ return Z_MEM_ERROR;
+ z->state->blocks = Z_NULL;
+
+ /* handle undocumented nowrap option (no zlib header or check) */
+ z->state->nowrap = 0;
+ if (w < 0)
+ {
+ w = - w;
+ z->state->nowrap = 1;
+ }
+
+ /* set window size */
+ if (w < 8 || w > 15)
+ {
+ inflateEnd(z);
+ return Z_STREAM_ERROR;
+ }
+ z->state->wbits = (uInt)w;
+
+ /* create inflate_blocks state */
+ if ((z->state->blocks =
+ inflate_blocks_new(z, z->state->nowrap ? Z_NULL : adler32, (uInt)1 << w))
+ == Z_NULL)
+ {
+ inflateEnd(z);
+ return Z_MEM_ERROR;
+ }
+ Tracev((stderr, "inflate: allocated\n"));
+
+ /* reset state */
+ inflateReset(z);
+ return Z_OK;
+}
+
+
+
+#undef NEEDBYTE
+#define NEEDBYTE {if(z->avail_in==0)return r;r=f;}
+
+#undef NEXTBYTE
+#define NEXTBYTE (z->avail_in--,z->total_in++,*z->next_in++)
+
+
+ZEXPORT(int) inflate( /* z, f) */
+z_streamp z,
+int f )
+{
+ int r;
+ uInt b;
+
+ if (z == Z_NULL || z->state == Z_NULL || z->next_in == Z_NULL)
+ return Z_STREAM_ERROR;
+ f = f == Z_FINISH ? Z_BUF_ERROR : Z_OK;
+ r = Z_BUF_ERROR;
+ while (1) switch (z->state->mode)
+ {
+ case METHOD:
+ NEEDBYTE
+ if (((z->state->sub.method = NEXTBYTE) & 0xf) != Z_DEFLATED)
+ {
+ z->state->mode = BAD;
+ z->msg = (char*)"unknown compression method";
+ z->state->sub.marker = 5; /* can't try inflateSync */
+ break;
+ }
+ if ((z->state->sub.method >> 4) + 8 > z->state->wbits)
+ {
+ z->state->mode = BAD;
+ z->msg = (char*)"invalid window size";
+ z->state->sub.marker = 5; /* can't try inflateSync */
+ break;
+ }
+ z->state->mode = FLAG;
+ case FLAG:
+ NEEDBYTE
+ b = NEXTBYTE;
+ if (((z->state->sub.method << 8) + b) % 31)
+ {
+ z->state->mode = BAD;
+ z->msg = (char*)"incorrect header check";
+ z->state->sub.marker = 5; /* can't try inflateSync */
+ break;
+ }
+ Tracev((stderr, "inflate: zlib header ok\n"));
+ if (!(b & PRESET_DICT))
+ {
+ z->state->mode = BLOCKS;
+ break;
+ }
+ z->state->mode = DICT4;
+ case DICT4:
+ NEEDBYTE
+ z->state->sub.check.need = (uLong)NEXTBYTE << 24;
+ z->state->mode = DICT3;
+ case DICT3:
+ NEEDBYTE
+ z->state->sub.check.need += (uLong)NEXTBYTE << 16;
+ z->state->mode = DICT2;
+ case DICT2:
+ NEEDBYTE
+ z->state->sub.check.need += (uLong)NEXTBYTE << 8;
+ z->state->mode = DICT1;
+ case DICT1:
+ NEEDBYTE
+ z->state->sub.check.need += (uLong)NEXTBYTE;
+ z->adler = z->state->sub.check.need;
+ z->state->mode = DICT0;
+ return Z_NEED_DICT;
+ case DICT0:
+ z->state->mode = BAD;
+ z->msg = (char*)"need dictionary";
+ z->state->sub.marker = 0; /* can try inflateSync */
+ return Z_STREAM_ERROR;
+ case BLOCKS:
+ r = inflate_blocks(z->state->blocks, z, r);
+ if (r == Z_DATA_ERROR)
+ {
+ z->state->mode = BAD;
+ z->state->sub.marker = 0; /* can try inflateSync */
+ break;
+ }
+ if (r == Z_OK)
+ r = f;
+ if (r != Z_STREAM_END)
+ return r;
+ r = f;
+ inflate_blocks_reset(z->state->blocks, z, &z->state->sub.check.was);
+ if (z->state->nowrap)
+ {
+ z->state->mode = DONE;
+ break;
+ }
+ z->state->mode = CHECK4;
+ case CHECK4:
+ NEEDBYTE
+ z->state->sub.check.need = (uLong)NEXTBYTE << 24;
+ z->state->mode = CHECK3;
+ case CHECK3:
+ NEEDBYTE
+ z->state->sub.check.need += (uLong)NEXTBYTE << 16;
+ z->state->mode = CHECK2;
+ case CHECK2:
+ NEEDBYTE
+ z->state->sub.check.need += (uLong)NEXTBYTE << 8;
+ z->state->mode = CHECK1;
+ case CHECK1:
+ NEEDBYTE
+ z->state->sub.check.need += (uLong)NEXTBYTE;
+
+ if (z->state->sub.check.was != z->state->sub.check.need)
+ {
+ z->state->mode = BAD;
+ z->msg = (char*)"incorrect data check";
+ z->state->sub.marker = 5; /* can't try inflateSync */
+ break;
+ }
+ Tracev((stderr, "inflate: zlib check ok\n"));
+ z->state->mode = DONE;
+ case DONE:
+ return Z_STREAM_END;
+ case BAD:
+ return Z_DATA_ERROR;
+ default:
+ return Z_STREAM_ERROR;
+ }
+#ifdef NEED_DUMMY_RETURN
+ return Z_STREAM_ERROR; /* Some dumb compilers complain without this */
+#endif
+}
+
--- /dev/null
+/* inftrees.c -- generate Huffman trees for efficient decoding
+ * Copyright (C) 1995-2002 Mark Adler
+ * For conditions of distribution and use, see copyright notice in zlib.h
+ */
+
+#include "zutil.h"
+#include "inftrees.h"
+
+#if !defined(BUILDFIXED) && !defined(STDC)
+# define BUILDFIXED /* non ANSI compilers may not accept inffixed.h */
+#endif
+
+
+#if 0
+local const char inflate_copyright[] =
+ " inflate 1.1.4 Copyright 1995-2002 Mark Adler ";
+#endif
+/*
+ If you use the zlib library in a product, an acknowledgment is welcome
+ in the documentation of your product. If for some reason you cannot
+ include such an acknowledgment, I would appreciate that you keep this
+ copyright string in the executable of your product.
+ */
+
+/* simplify the use of the inflate_huft type with some defines */
+#define exop word.what.Exop
+#define bits word.what.Bits
+
+
+local int huft_build OF((
+ uIntf *, /* code lengths in bits */
+ uInt, /* number of codes */
+ uInt, /* number of "simple" codes */
+ const uIntf *, /* list of base values for non-simple codes */
+ const uIntf *, /* list of extra bits for non-simple codes */
+ inflate_huft * FAR*,/* result: starting table */
+ uIntf *, /* maximum lookup bits (returns actual) */
+ inflate_huft *, /* space for trees */
+ uInt *, /* hufts used in space */
+ uIntf * )); /* space for values */
+
+/* Tables for deflate from PKZIP's appnote.txt. */
+local const uInt cplens[31] = { /* Copy lengths for literal codes 257..285 */
+ 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 15, 17, 19, 23, 27, 31,
+ 35, 43, 51, 59, 67, 83, 99, 115, 131, 163, 195, 227, 258, 0, 0};
+ /* see note #13 above about 258 */
+local const uInt cplext[31] = { /* Extra bits for literal codes 257..285 */
+ 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 2, 2, 2, 2,
+ 3, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5, 0, 112, 112}; /* 112==invalid */
+local const uInt cpdist[30] = { /* Copy offsets for distance codes 0..29 */
+ 1, 2, 3, 4, 5, 7, 9, 13, 17, 25, 33, 49, 65, 97, 129, 193,
+ 257, 385, 513, 769, 1025, 1537, 2049, 3073, 4097, 6145,
+ 8193, 12289, 16385, 24577};
+local const uInt cpdext[30] = { /* Extra bits for distance codes */
+ 0, 0, 0, 0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6,
+ 7, 7, 8, 8, 9, 9, 10, 10, 11, 11,
+ 12, 12, 13, 13};
+
+/*
+ Huffman code decoding is performed using a multi-level table lookup.
+ The fastest way to decode is to simply build a lookup table whose
+ size is determined by the longest code. However, the time it takes
+ to build this table can also be a factor if the data being decoded
+ is not very long. The most common codes are necessarily the
+ shortest codes, so those codes dominate the decoding time, and hence
+ the speed. The idea is you can have a shorter table that decodes the
+ shorter, more probable codes, and then point to subsidiary tables for
+ the longer codes. The time it costs to decode the longer codes is
+ then traded against the time it takes to make longer tables.
+
+ This results of this trade are in the variables lbits and dbits
+ below. lbits is the number of bits the first level table for literal/
+ length codes can decode in one step, and dbits is the same thing for
+ the distance codes. Subsequent tables are also less than or equal to
+ those sizes. These values may be adjusted either when all of the
+ codes are shorter than that, in which case the longest code length in
+ bits is used, or when the shortest code is *longer* than the requested
+ table size, in which case the length of the shortest code in bits is
+ used.
+
+ There are two different values for the two tables, since they code a
+ different number of possibilities each. The literal/length table
+ codes 286 possible values, or in a flat code, a little over eight
+ bits. The distance table codes 30 possible values, or a little less
+ than five bits, flat. The optimum values for speed end up being
+ about one bit more than those, so lbits is 8+1 and dbits is 5+1.
+ The optimum values may differ though from machine to machine, and
+ possibly even between compilers. Your mileage may vary.
+ */
+
+
+/* If BMAX needs to be larger than 16, then h and x[] should be uLong. */
+#define BMAX 15 /* maximum bit length of any code */
+
+local int huft_build( /* b, n, s, d, e, t, m, hp, hn, v) */
+uIntf *b, /* code lengths in bits (all assumed <= BMAX) */
+uInt n, /* number of codes (assumed <= 288) */
+uInt s, /* number of simple-valued codes (0..s-1) */
+const uIntf *d, /* list of base values for non-simple codes */
+const uIntf *e, /* list of extra bits for non-simple codes */
+inflate_huft * FAR *t, /* result: starting table */
+uIntf *m, /* maximum lookup bits, returns actual */
+inflate_huft *hp, /* space for trees */
+uInt *hn, /* hufts used in space */
+uIntf *v /* working area: values in order of bit length */
+/* Given a list of code lengths and a maximum table size, make a set of
+ tables to decode that set of codes. Return Z_OK on success, Z_BUF_ERROR
+ if the given code set is incomplete (the tables are still built in this
+ case), or Z_DATA_ERROR if the input is invalid. */
+)
+{
+
+ uInt a; /* counter for codes of length k */
+ uInt c[BMAX+1]; /* bit length count table */
+ uInt f; /* i repeats in table every f entries */
+ int g; /* maximum code length */
+ int h; /* table level */
+ register uInt i; /* counter, current code */
+ register uInt j; /* counter */
+ register int k; /* number of bits in current code */
+ int l; /* bits per table (returned in m) */
+ uInt mask; /* (1 << w) - 1, to avoid cc -O bug on HP */
+ register uIntf *p; /* pointer into c[], b[], or v[] */
+ inflate_huft *q; /* points to current table */
+ struct inflate_huft_s r; /* table entry for structure assignment */
+ inflate_huft *u[BMAX]; /* table stack */
+ register int w; /* bits before this table == (l * h) */
+ uInt x[BMAX+1]; /* bit offsets, then code stack */
+ uIntf *xp; /* pointer into x */
+ int y; /* number of dummy codes added */
+ uInt z; /* number of entries in current table */
+
+
+ /* Make compiler happy */
+ r.base = 0;
+
+ /* Generate counts for each bit length */
+ p = c;
+#define C0 *p++ = 0;
+#define C2 C0 C0 C0 C0
+#define C4 C2 C2 C2 C2
+ C4 /* clear c[]--assume BMAX+1 is 16 */
+ p = b; i = n;
+ do {
+ c[*p++]++; /* assume all entries <= BMAX */
+ } while (--i);
+ if (c[0] == n) /* null input--all zero length codes */
+ {
+ *t = (inflate_huft *)Z_NULL;
+ *m = 0;
+ return Z_OK;
+ }
+
+
+ /* Find minimum and maximum length, bound *m by those */
+ l = *m;
+ for (j = 1; j <= BMAX; j++)
+ if (c[j])
+ break;
+ k = j; /* minimum code length */
+ if ((uInt)l < j)
+ l = j;
+ for (i = BMAX; i; i--)
+ if (c[i])
+ break;
+ g = i; /* maximum code length */
+ if ((uInt)l > i)
+ l = i;
+ *m = l;
+
+
+ /* Adjust last length count to fill out codes, if needed */
+ for (y = 1 << j; j < i; j++, y <<= 1)
+ if ((y -= c[j]) < 0)
+ return Z_DATA_ERROR;
+ if ((y -= c[i]) < 0)
+ return Z_DATA_ERROR;
+ c[i] += y;
+
+
+ /* Generate starting offsets into the value table for each length */
+ x[1] = j = 0;
+ p = c + 1; xp = x + 2;
+ while (--i) { /* note that i == g from above */
+ *xp++ = (j += *p++);
+ }
+
+
+ /* Make a table of values in order of bit lengths */
+ p = b; i = 0;
+ do {
+ if ((j = *p++) != 0)
+ v[x[j]++] = i;
+ } while (++i < n);
+ n = x[g]; /* set n to length of v */
+
+
+ /* Generate the Huffman codes and for each, make the table entries */
+ x[0] = i = 0; /* first Huffman code is zero */
+ p = v; /* grab values in bit order */
+ h = -1; /* no tables yet--level -1 */
+ w = -l; /* bits decoded == (l * h) */
+ u[0] = (inflate_huft *)Z_NULL; /* just to keep compilers happy */
+ q = (inflate_huft *)Z_NULL; /* ditto */
+ z = 0; /* ditto */
+
+ /* go through the bit lengths (k already is bits in shortest code) */
+ for (; k <= g; k++)
+ {
+ a = c[k];
+ while (a--)
+ {
+ /* here i is the Huffman code of length k bits for value *p */
+ /* make tables up to required level */
+ while (k > w + l)
+ {
+ h++;
+ w += l; /* previous table always l bits */
+
+ /* compute minimum size table less than or equal to l bits */
+ z = g - w;
+ z = z > (uInt)l ? (uInt)l : z; /* table size upper limit */
+ if ((f = 1 << (j = k - w)) > a + 1) /* try a k-w bit table */
+ { /* too few codes for k-w bit table */
+ f -= a + 1; /* deduct codes from patterns left */
+ xp = c + k;
+ if (j < z)
+ while (++j < z) /* try smaller tables up to z bits */
+ {
+ if ((f <<= 1) <= *++xp)
+ break; /* enough codes to use up j bits */
+ f -= *xp; /* else deduct codes from patterns */
+ }
+ }
+ z = 1 << j; /* table entries for j-bit table */
+
+ /* allocate new table */
+ if (*hn + z > MANY) /* (note: doesn't matter for fixed) */
+ return Z_DATA_ERROR; /* overflow of MANY */
+ u[h] = q = hp + *hn;
+ *hn += z;
+
+ /* connect to last table, if there is one */
+ if (h)
+ {
+ x[h] = i; /* save pattern for backing up */
+ r.bits = (Byte)l; /* bits to dump before this table */
+ r.exop = (Byte)j; /* bits in this table */
+ j = i >> (w - l);
+ r.base = (uInt)(q - u[h-1] - j); /* offset to this table */
+ u[h-1][j] = r; /* connect to last table */
+ }
+ else
+ *t = q; /* first table is returned result */
+ }
+
+ /* set up table entry in r */
+ r.bits = (Byte)(k - w);
+ if (p >= v + n)
+ r.exop = 128 + 64; /* out of values--invalid code */
+ else if (*p < s)
+ {
+ r.exop = (Byte)(*p < 256 ? 0 : 32 + 64); /* 256 is end-of-block */
+ r.base = *p++; /* simple code is just the value */
+ }
+ else
+ {
+ r.exop = (Byte)(e[*p - s] + 16 + 64);/* non-simple--look up in lists */
+ r.base = d[*p++ - s];
+ }
+
+ /* fill code-like entries with r */
+ f = 1 << (k - w);
+ for (j = i >> w; j < z; j += f)
+ q[j] = r;
+
+ /* backwards increment the k-bit code i */
+ for (j = 1 << (k - 1); i & j; j >>= 1)
+ i ^= j;
+ i ^= j;
+
+ /* backup over finished tables */
+ mask = (1 << w) - 1; /* needed on HP, cc -O bug */
+ while ((i & mask) != x[h])
+ {
+ h--; /* don't need to update q */
+ w -= l;
+ mask = (1 << w) - 1;
+ }
+ }
+ }
+
+
+ /* Return Z_BUF_ERROR if we were given an incomplete table */
+ return y != 0 && g != 1 ? Z_BUF_ERROR : Z_OK;
+}
+
+
+local int inflate_trees_bits( /* c, bb, tb, hp, z) */
+uIntf *c, /* 19 code lengths */
+uIntf *bb, /* bits tree desired/actual depth */
+inflate_huft * FAR *tb, /* bits tree result */
+inflate_huft *hp, /* space for trees */
+z_streamp z /* for messages */
+)
+{
+ int r;
+ uInt hn = 0; /* hufts used in space */
+ uIntf *v; /* work area for huft_build */
+
+ if ((v = (uIntf*)ZALLOC(z, 19, sizeof(uInt))) == Z_NULL)
+ return Z_MEM_ERROR;
+ r = huft_build(c, 19, 19, (uIntf*)Z_NULL, (uIntf*)Z_NULL,
+ tb, bb, hp, &hn, v);
+ if (r == Z_DATA_ERROR)
+ z->msg = (char*)"oversubscribed dynamic bit lengths tree";
+ else if (r == Z_BUF_ERROR || *bb == 0)
+ {
+ z->msg = (char*)"incomplete dynamic bit lengths tree";
+ r = Z_DATA_ERROR;
+ }
+ ZFREE(z, v);
+ return r;
+}
+
+
+local int inflate_trees_dynamic( /* nl, nd, c, bl, bd, tl, td, hp, z) */
+uInt nl, /* number of literal/length codes */
+uInt nd, /* number of distance codes */
+uIntf *c, /* that many (total) code lengths */
+uIntf *bl, /* literal desired/actual bit depth */
+uIntf *bd, /* distance desired/actual bit depth */
+inflate_huft * FAR *tl, /* literal/length tree result */
+inflate_huft * FAR *td, /* distance tree result */
+inflate_huft *hp, /* space for trees */
+z_streamp z /* for messages */
+)
+{
+ int r;
+ uInt hn = 0; /* hufts used in space */
+ uIntf *v; /* work area for huft_build */
+
+ /* allocate work area */
+ if ((v = (uIntf*)ZALLOC(z, 288, sizeof(uInt))) == Z_NULL)
+ return Z_MEM_ERROR;
+
+ /* build literal/length tree */
+ r = huft_build(c, nl, 257, cplens, cplext, tl, bl, hp, &hn, v);
+ if (r != Z_OK || *bl == 0)
+ {
+ if (r == Z_DATA_ERROR)
+ z->msg = (char*)"oversubscribed literal/length tree";
+ else if (r != Z_MEM_ERROR)
+ {
+ z->msg = (char*)"incomplete literal/length tree";
+ r = Z_DATA_ERROR;
+ }
+ ZFREE(z, v);
+ return r;
+ }
+
+ /* build distance tree */
+ r = huft_build(c + nl, nd, 0, cpdist, cpdext, td, bd, hp, &hn, v);
+ if (r != Z_OK || (*bd == 0 && nl > 257))
+ {
+ if (r == Z_DATA_ERROR)
+ z->msg = (char*)"oversubscribed distance tree";
+ else if (r == Z_BUF_ERROR) {
+#if 0
+ {
+#endif
+#ifdef PKZIP_BUG_WORKAROUND
+ r = Z_OK;
+ }
+#else
+ z->msg = (char*)"incomplete distance tree";
+ r = Z_DATA_ERROR;
+ }
+ else if (r != Z_MEM_ERROR)
+ {
+ z->msg = (char*)"empty distance tree with lengths";
+ r = Z_DATA_ERROR;
+ }
+ ZFREE(z, v);
+ return r;
+#endif
+ }
+
+ /* done */
+ ZFREE(z, v);
+ return Z_OK;
+}
+
+
+/* build fixed tables only once--keep them here */
+#ifdef BUILDFIXED
+local int fixed_built = 0;
+#define FIXEDH 544 /* number of hufts used by fixed tables */
+local inflate_huft fixed_mem[FIXEDH];
+local uInt fixed_bl;
+local uInt fixed_bd;
+local inflate_huft *fixed_tl;
+local inflate_huft *fixed_td;
+#else
+#include "inffixed.h"
+#endif
+
+
+local int inflate_trees_fixed( /* bl, bd, tl, td, z) */
+uIntf *bl, /* literal desired/actual bit depth */
+uIntf *bd, /* distance desired/actual bit depth */
+const inflate_huft * FAR *tl, /* literal/length tree result */
+const inflate_huft * FAR *td, /* distance tree result */
+z_streamp z /* for memory allocation */
+)
+{
+#ifdef BUILDFIXED
+ /* build fixed tables if not already */
+ if (!fixed_built)
+ {
+ int k; /* temporary variable */
+ uInt f = 0; /* number of hufts used in fixed_mem */
+ uIntf *c; /* length list for huft_build */
+ uIntf *v; /* work area for huft_build */
+
+ /* allocate memory */
+ if ((c = (uIntf*)ZALLOC(z, 288, sizeof(uInt))) == Z_NULL)
+ return Z_MEM_ERROR;
+ if ((v = (uIntf*)ZALLOC(z, 288, sizeof(uInt))) == Z_NULL)
+ {
+ ZFREE(z, c);
+ return Z_MEM_ERROR;
+ }
+
+ /* literal table */
+ for (k = 0; k < 144; k++)
+ c[k] = 8;
+ for (; k < 256; k++)
+ c[k] = 9;
+ for (; k < 280; k++)
+ c[k] = 7;
+ for (; k < 288; k++)
+ c[k] = 8;
+ fixed_bl = 9;
+ huft_build(c, 288, 257, cplens, cplext, &fixed_tl, &fixed_bl,
+ fixed_mem, &f, v);
+
+ /* distance table */
+ for (k = 0; k < 30; k++)
+ c[k] = 5;
+ fixed_bd = 5;
+ huft_build(c, 30, 0, cpdist, cpdext, &fixed_td, &fixed_bd,
+ fixed_mem, &f, v);
+
+ /* done */
+ ZFREE(z, v);
+ ZFREE(z, c);
+ fixed_built = 1;
+ }
+#else
+ FT_UNUSED(z);
+#endif
+ *bl = fixed_bl;
+ *bd = fixed_bd;
+ *tl = fixed_tl;
+ *td = fixed_td;
+ return Z_OK;
+}
--- /dev/null
+/* inftrees.h -- header to use inftrees.c
+ * Copyright (C) 1995-2002 Mark Adler
+ * For conditions of distribution and use, see copyright notice in zlib.h
+ */
+
+/* WARNING: this file should *not* be used by applications. It is
+ part of the implementation of the compression library and is
+ subject to change. Applications should only use zlib.h.
+ */
+
+/* Huffman code lookup table entry--this entry is four bytes for machines
+ that have 16-bit pointers (e.g. PC's in the small or medium model). */
+
+#ifndef _INFTREES_H
+#define _INFTREES_H
+
+typedef struct inflate_huft_s FAR inflate_huft;
+
+struct inflate_huft_s {
+ union {
+ struct {
+ Byte Exop; /* number of extra bits or operation */
+ Byte Bits; /* number of bits in this code or subcode */
+ } what;
+ uInt pad; /* pad structure to a power of 2 (4 bytes for */
+ } word; /* 16-bit, 8 bytes for 32-bit int's) */
+ uInt base; /* literal, length base, distance base,
+ or table offset */
+};
+
+/* Maximum size of dynamic tree. The maximum found in a long but non-
+ exhaustive search was 1004 huft structures (850 for length/literals
+ and 154 for distances, the latter actually the result of an
+ exhaustive search). The actual maximum is not known, but the
+ value below is more than safe. */
+#define MANY 1440
+
+local int inflate_trees_bits OF((
+ uIntf *, /* 19 code lengths */
+ uIntf *, /* bits tree desired/actual depth */
+ inflate_huft * FAR *, /* bits tree result */
+ inflate_huft *, /* space for trees */
+ z_streamp)); /* for messages */
+
+local int inflate_trees_dynamic OF((
+ uInt, /* number of literal/length codes */
+ uInt, /* number of distance codes */
+ uIntf *, /* that many (total) code lengths */
+ uIntf *, /* literal desired/actual bit depth */
+ uIntf *, /* distance desired/actual bit depth */
+ inflate_huft * FAR *, /* literal/length tree result */
+ inflate_huft * FAR *, /* distance tree result */
+ inflate_huft *, /* space for trees */
+ z_streamp)); /* for messages */
+
+local int inflate_trees_fixed OF((
+ uIntf *, /* literal desired/actual bit depth */
+ uIntf *, /* distance desired/actual bit depth */
+ const inflate_huft * FAR *, /* literal/length tree result */
+ const inflate_huft * FAR *, /* distance tree result */
+ z_streamp)); /* for memory allocation */
+
+#endif /* _INFTREES_H */
--- /dev/null
+/* inflate_util.c -- data and routines common to blocks and codes
+ * Copyright (C) 1995-2002 Mark Adler
+ * For conditions of distribution and use, see copyright notice in zlib.h
+ */
+
+#include "zutil.h"
+#include "infblock.h"
+#include "inftrees.h"
+#include "infcodes.h"
+#include "infutil.h"
+
+
+/* And'ing with mask[n] masks the lower n bits */
+local const uInt inflate_mask[17] = {
+ 0x0000,
+ 0x0001, 0x0003, 0x0007, 0x000f, 0x001f, 0x003f, 0x007f, 0x00ff,
+ 0x01ff, 0x03ff, 0x07ff, 0x0fff, 0x1fff, 0x3fff, 0x7fff, 0xffff
+};
+
+
+/* copy as much as possible from the sliding window to the output area */
+local int inflate_flush( /* s, z, r) */
+inflate_blocks_statef *s,
+z_streamp z,
+int r )
+{
+ uInt n;
+ Bytef *p;
+ Bytef *q;
+
+ /* local copies of source and destination pointers */
+ p = z->next_out;
+ q = s->read;
+
+ /* compute number of bytes to copy as far as end of window */
+ n = (uInt)((q <= s->write ? s->write : s->end) - q);
+ if (n > z->avail_out) n = z->avail_out;
+ if (n && r == Z_BUF_ERROR) r = Z_OK;
+
+ /* update counters */
+ z->avail_out -= n;
+ z->total_out += n;
+
+ /* update check information */
+ if (s->checkfn != Z_NULL)
+ z->adler = s->check = (*s->checkfn)(s->check, q, n);
+
+ /* copy as far as end of window */
+ zmemcpy(p, q, n);
+ p += n;
+ q += n;
+
+ /* see if more to copy at beginning of window */
+ if (q == s->end)
+ {
+ /* wrap pointers */
+ q = s->window;
+ if (s->write == s->end)
+ s->write = s->window;
+
+ /* compute bytes to copy */
+ n = (uInt)(s->write - q);
+ if (n > z->avail_out) n = z->avail_out;
+ if (n && r == Z_BUF_ERROR) r = Z_OK;
+
+ /* update counters */
+ z->avail_out -= n;
+ z->total_out += n;
+
+ /* update check information */
+ if (s->checkfn != Z_NULL)
+ z->adler = s->check = (*s->checkfn)(s->check, q, n);
+
+ /* copy */
+ zmemcpy(p, q, n);
+ p += n;
+ q += n;
+ }
+
+ /* update pointers */
+ z->next_out = p;
+ s->read = q;
+
+ /* done */
+ return r;
+}
--- /dev/null
+/* infutil.h -- types and macros common to blocks and codes
+ * Copyright (C) 1995-2002 Mark Adler
+ * For conditions of distribution and use, see copyright notice in zlib.h
+ */
+
+/* WARNING: this file should *not* be used by applications. It is
+ part of the implementation of the compression library and is
+ subject to change. Applications should only use zlib.h.
+ */
+
+#ifndef _INFUTIL_H
+#define _INFUTIL_H
+
+typedef enum {
+ TYPE, /* get type bits (3, including end bit) */
+ LENS, /* get lengths for stored */
+ STORED, /* processing stored block */
+ TABLE, /* get table lengths */
+ BTREE, /* get bit lengths tree for a dynamic block */
+ DTREE, /* get length, distance trees for a dynamic block */
+ CODES, /* processing fixed or dynamic block */
+ DRY, /* output remaining window bytes */
+ DONE, /* finished last block, done */
+ BAD} /* got a data error--stuck here */
+inflate_block_mode;
+
+/* inflate blocks semi-private state */
+struct inflate_blocks_state {
+
+ /* mode */
+ inflate_block_mode mode; /* current inflate_block mode */
+
+ /* mode dependent information */
+ union {
+ uInt left; /* if STORED, bytes left to copy */
+ struct {
+ uInt table; /* table lengths (14 bits) */
+ uInt index; /* index into blens (or border) */
+ uIntf *blens; /* bit lengths of codes */
+ uInt bb; /* bit length tree depth */
+ inflate_huft *tb; /* bit length decoding tree */
+ } trees; /* if DTREE, decoding info for trees */
+ struct {
+ inflate_codes_statef
+ *codes;
+ } decode; /* if CODES, current state */
+ } sub; /* submode */
+ uInt last; /* true if this block is the last block */
+
+ /* mode independent information */
+ uInt bitk; /* bits in bit buffer */
+ uLong bitb; /* bit buffer */
+ inflate_huft *hufts; /* single malloc for tree space */
+ Bytef *window; /* sliding window */
+ Bytef *end; /* one byte after sliding window */
+ Bytef *read; /* window read pointer */
+ Bytef *write; /* window write pointer */
+ check_func checkfn; /* check function */
+ uLong check; /* check on output */
+
+};
+
+
+/* defines for inflate input/output */
+/* update pointers and return */
+#define UPDBITS {s->bitb=b;s->bitk=k;}
+#define UPDIN {z->avail_in=n;z->total_in+=p-z->next_in;z->next_in=p;}
+#define UPDOUT {s->write=q;}
+#define UPDATE {UPDBITS UPDIN UPDOUT}
+#define LEAVE {UPDATE return inflate_flush(s,z,r);}
+/* get bytes and bits */
+#define LOADIN {p=z->next_in;n=z->avail_in;b=s->bitb;k=s->bitk;}
+#define NEEDBYTE {if(n)r=Z_OK;else LEAVE}
+#define NEXTBYTE (n--,*p++)
+#define NEEDBITS(j) {while(k<(j)){NEEDBYTE;b|=((uLong)NEXTBYTE)<<k;k+=8;}}
+#define DUMPBITS(j) {b>>=(j);k-=(j);}
+/* output bytes */
+#define WAVAIL (uInt)(q<s->read?s->read-q-1:s->end-q)
+#define LOADOUT {q=s->write;m=(uInt)WAVAIL;}
+#define WRAP {if(q==s->end&&s->read!=s->window){q=s->window;m=(uInt)WAVAIL;}}
+#define FLUSH {UPDOUT r=inflate_flush(s,z,r); LOADOUT}
+#define NEEDOUT {if(m==0){WRAP if(m==0){FLUSH WRAP if(m==0) LEAVE}}r=Z_OK;}
+#define OUTBYTE(a) {*q++=(Byte)(a);m--;}
+/* load local pointers */
+#define LOAD {LOADIN LOADOUT}
+
+/* masks for lower bits (size given to avoid silly warnings with Visual C++) */
+#ifndef NO_INFLATE_MASK
+local uInt inflate_mask[17];
+#endif
+
+/* copy as much as possible from the sliding window to the output area */
+local int inflate_flush OF((
+ inflate_blocks_statef *,
+ z_streamp ,
+ int));
+
+#endif
--- /dev/null
+#
+# FreeType 2 GZip support configuration rules
+#
+
+
+# Copyright 2002, 2003 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# gzip driver directory
+#
+GZIP_DIR := $(SRC_DIR)/gzip
+
+
+# compilation flags for the driver
+#
+ifeq ($(SYSTEM_ZLIB),)
+ GZIP_COMPILE := $(FT_COMPILE) $I$(subst /,$(COMPILER_SEP),$(GZIP_DIR))
+else
+ GZIP_COMPILE := $(FT_COMPILE)
+endif
+
+
+# gzip support sources (i.e., C files)
+#
+GZIP_DRV_SRC := $(GZIP_DIR)/ftgzip.c
+
+# gzip support headers
+#
+GZIP_DRV_H :=
+
+
+# gzip driver object(s)
+#
+# GZIP_DRV_OBJ_M is used during `multi' builds
+# GZIP_DRV_OBJ_S is used during `single' builds
+#
+ifeq ($(SYSTEM_ZLIB),)
+ GZIP_DRV_OBJ_M := $(GZIP_DRV_SRC:$(GZIP_DIR)/%.c=$(OBJ_DIR)/%.$O)
+else
+ GZIP_DRV_OBJ_M := $(OBJ_DIR)/ftgzip.$O
+endif
+GZIP_DRV_OBJ_S := $(OBJ_DIR)/ftgzip.$O
+
+# gzip support source file for single build
+#
+GZIP_DRV_SRC_S := $(GZIP_DIR)/ftgzip.c
+
+
+# gzip support - single object
+#
+$(GZIP_DRV_OBJ_S): $(GZIP_DRV_SRC_S) $(GZIP_DRV_SRC) $(FREETYPE_H) \
+ $(GZIP_DRV_H)
+ $(GZIP_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $(GZIP_DRV_SRC_S))
+
+
+# gzip support - multiple objects
+#
+$(OBJ_DIR)/%.$O: $(GZIP_DIR)/%.c $(FREETYPE_H) $(GZIP_DRV_H)
+ $(GZIP_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $<)
+
+
+# update main driver object lists
+#
+DRV_OBJS_S += $(GZIP_DRV_OBJ_S)
+DRV_OBJS_M += $(GZIP_DRV_OBJ_M)
+
+
+# EOF
--- /dev/null
+/* zconf.h -- configuration of the zlib compression library
+ * Copyright (C) 1995-2002 Jean-loup Gailly.
+ * For conditions of distribution and use, see copyright notice in zlib.h
+ */
+
+/* @(#) $Id$ */
+
+#ifndef _ZCONF_H
+#define _ZCONF_H
+
+/*
+ * If you *really* need a unique prefix for all types and library functions,
+ * compile with -DZ_PREFIX. The "standard" zlib should be compiled without it.
+ */
+#ifdef Z_PREFIX
+# define deflateInit_ z_deflateInit_
+# define deflate z_deflate
+# define deflateEnd z_deflateEnd
+# define inflateInit_ z_inflateInit_
+# define inflate z_inflate
+# define inflateEnd z_inflateEnd
+# define deflateInit2_ z_deflateInit2_
+# define deflateSetDictionary z_deflateSetDictionary
+# define deflateCopy z_deflateCopy
+# define deflateReset z_deflateReset
+# define deflateParams z_deflateParams
+# define inflateInit2_ z_inflateInit2_
+# define inflateSetDictionary z_inflateSetDictionary
+# define inflateSync z_inflateSync
+# define inflateSyncPoint z_inflateSyncPoint
+# define inflateReset z_inflateReset
+# define compress z_compress
+# define compress2 z_compress2
+# define uncompress z_uncompress
+# define adler32 z_adler32
+# define crc32 z_crc32
+# define get_crc_table z_get_crc_table
+
+# define Byte z_Byte
+# define uInt z_uInt
+# define uLong z_uLong
+# define Bytef z_Bytef
+# define charf z_charf
+# define intf z_intf
+# define uIntf z_uIntf
+# define uLongf z_uLongf
+# define voidpf z_voidpf
+# define voidp z_voidp
+#endif
+
+#if (defined(_WIN32) || defined(__WIN32__)) && !defined(WIN32)
+# define WIN32
+#endif
+#if defined(__GNUC__) || defined(WIN32) || defined(__386__) || defined(i386)
+# ifndef __32BIT__
+# define __32BIT__
+# endif
+#endif
+#if defined(__MSDOS__) && !defined(MSDOS)
+# define MSDOS
+#endif
+
+/* WinCE doesn't have errno.h */
+#ifdef _WIN32_WCE
+# define NO_ERRNO_H
+#endif
+
+
+/*
+ * Compile with -DMAXSEG_64K if the alloc function cannot allocate more
+ * than 64k bytes at a time (needed on systems with 16-bit int).
+ */
+#if defined(MSDOS) && !defined(__32BIT__)
+# define MAXSEG_64K
+#endif
+#ifdef MSDOS
+# define UNALIGNED_OK
+#endif
+
+#if (defined(MSDOS) || defined(_WINDOWS) || defined(WIN32)) && !defined(STDC)
+# define STDC
+#endif
+#if defined(__STDC__) || defined(__cplusplus) || defined(__OS2__)
+# ifndef STDC
+# define STDC
+# endif
+#endif
+
+#ifndef STDC
+# ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */
+# define const
+# endif
+#endif
+
+/* Some Mac compilers merge all .h files incorrectly: */
+#if defined(__MWERKS__) || defined(applec) ||defined(THINK_C) ||defined(__SC__)
+# define NO_DUMMY_DECL
+#endif
+
+/* Old Borland C and LCC incorrectly complains about missing returns: */
+#if defined(__BORLANDC__) && (__BORLANDC__ < 0x500)
+# define NEED_DUMMY_RETURN
+#endif
+
+#if defined(__LCC__)
+# define NEED_DUMMY_RETURN
+#endif
+
+/* Maximum value for memLevel in deflateInit2 */
+#ifndef MAX_MEM_LEVEL
+# ifdef MAXSEG_64K
+# define MAX_MEM_LEVEL 8
+# else
+# define MAX_MEM_LEVEL 9
+# endif
+#endif
+
+/* Maximum value for windowBits in deflateInit2 and inflateInit2.
+ * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files
+ * created by gzip. (Files created by minigzip can still be extracted by
+ * gzip.)
+ */
+#ifndef MAX_WBITS
+# define MAX_WBITS 15 /* 32K LZ77 window */
+#endif
+
+/* The memory requirements for deflate are (in bytes):
+ (1 << (windowBits+2)) + (1 << (memLevel+9))
+ that is: 128K for windowBits=15 + 128K for memLevel = 8 (default values)
+ plus a few kilobytes for small objects. For example, if you want to reduce
+ the default memory requirements from 256K to 128K, compile with
+ make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7"
+ Of course this will generally degrade compression (there's no free lunch).
+
+ The memory requirements for inflate are (in bytes) 1 << windowBits
+ that is, 32K for windowBits=15 (default value) plus a few kilobytes
+ for small objects.
+*/
+
+ /* Type declarations */
+
+#ifndef OF /* function prototypes */
+# ifdef STDC
+# define OF(args) args
+# else
+# define OF(args) ()
+# endif
+#endif
+
+/* The following definitions for FAR are needed only for MSDOS mixed
+ * model programming (small or medium model with some far allocations).
+ * This was tested only with MSC; for other MSDOS compilers you may have
+ * to define NO_MEMCPY in zutil.h. If you don't need the mixed model,
+ * just define FAR to be empty.
+ */
+#if (defined(M_I86SM) || defined(M_I86MM)) && !defined(__32BIT__)
+ /* MSC small or medium model */
+# define SMALL_MEDIUM
+# ifdef _MSC_VER
+# define FAR _far
+# else
+# define FAR far
+# endif
+#endif
+#if defined(__BORLANDC__) && (defined(__SMALL__) || defined(__MEDIUM__))
+# ifndef __32BIT__
+# define SMALL_MEDIUM
+# define FAR _far
+# endif
+#endif
+
+/* Compile with -DZLIB_DLL for Windows DLL support */
+#if defined(ZLIB_DLL)
+# if defined(_WINDOWS) || defined(WINDOWS)
+# ifdef FAR
+# undef FAR
+# endif
+# include <windows.h>
+# define ZEXPORT(x) x WINAPI
+# ifdef WIN32
+# define ZEXPORTVA(x) x WINAPIV
+# else
+# define ZEXPORTVA(x) x FAR _cdecl _export
+# endif
+# endif
+# if defined (__BORLANDC__)
+# if (__BORLANDC__ >= 0x0500) && defined (WIN32)
+# include <windows.h>
+# define ZEXPORT(x) x __declspec(dllexport) WINAPI
+# define ZEXPORTRVA(x) x __declspec(dllexport) WINAPIV
+# else
+# if defined (_Windows) && defined (__DLL__)
+# define ZEXPORT(x) x _export
+# define ZEXPORTVA(x) x _export
+# endif
+# endif
+# endif
+#endif
+
+
+#ifndef ZEXPORT
+# define ZEXPORT(x) static x
+#endif
+#ifndef ZEXPORTVA
+# define ZEXPORTVA(x) static x
+#endif
+#ifndef ZEXTERN
+# define ZEXTERN(x) static x
+#endif
+#ifndef ZEXTERNDEF
+# define ZEXTERNDEF(x) static x
+#endif
+
+#ifndef FAR
+# define FAR
+#endif
+
+#if !defined(MACOS) && !defined(TARGET_OS_MAC)
+typedef unsigned char Byte; /* 8 bits */
+#endif
+typedef unsigned int uInt; /* 16 bits or more */
+typedef unsigned long uLong; /* 32 bits or more */
+
+#ifdef SMALL_MEDIUM
+ /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */
+# define Bytef Byte FAR
+#else
+ typedef Byte FAR Bytef;
+#endif
+typedef char FAR charf;
+typedef int FAR intf;
+typedef uInt FAR uIntf;
+typedef uLong FAR uLongf;
+
+#ifdef STDC
+ typedef void FAR *voidpf;
+ typedef void *voidp;
+#else
+ typedef Byte FAR *voidpf;
+ typedef Byte *voidp;
+#endif
+
+#ifdef HAVE_UNISTD_H
+# include <sys/types.h> /* for off_t */
+# include <unistd.h> /* for SEEK_* and off_t */
+# define z_off_t off_t
+#endif
+#ifndef SEEK_SET
+# define SEEK_SET 0 /* Seek from beginning of file. */
+# define SEEK_CUR 1 /* Seek from current position. */
+# define SEEK_END 2 /* Set file pointer to EOF plus "offset" */
+#endif
+#ifndef z_off_t
+# define z_off_t long
+#endif
+
+/* MVS linker does not support external names larger than 8 bytes */
+#if defined(__MVS__)
+# pragma map(deflateInit_,"DEIN")
+# pragma map(deflateInit2_,"DEIN2")
+# pragma map(deflateEnd,"DEEND")
+# pragma map(inflateInit_,"ININ")
+# pragma map(inflateInit2_,"ININ2")
+# pragma map(inflateEnd,"INEND")
+# pragma map(inflateSync,"INSY")
+# pragma map(inflateSetDictionary,"INSEDI")
+# pragma map(inflate_blocks,"INBL")
+# pragma map(inflate_blocks_new,"INBLNE")
+# pragma map(inflate_blocks_free,"INBLFR")
+# pragma map(inflate_blocks_reset,"INBLRE")
+# pragma map(inflate_codes_free,"INCOFR")
+# pragma map(inflate_codes,"INCO")
+# pragma map(inflate_fast,"INFA")
+# pragma map(inflate_flush,"INFLU")
+# pragma map(inflate_mask,"INMA")
+# pragma map(inflate_set_dictionary,"INSEDI2")
+# pragma map(inflate_copyright,"INCOPY")
+# pragma map(inflate_trees_bits,"INTRBI")
+# pragma map(inflate_trees_dynamic,"INTRDY")
+# pragma map(inflate_trees_fixed,"INTRFI")
+# pragma map(inflate_trees_free,"INTRFR")
+#endif
+
+#endif /* _ZCONF_H */
--- /dev/null
+/* zlib.h -- interface of the 'zlib' general purpose compression library
+ version 1.1.4, March 11th, 2002
+
+ Copyright (C) 1995-2002 Jean-loup Gailly and Mark Adler
+
+ This software is provided 'as-is', without any express or implied
+ warranty. In no event will the authors be held liable for any damages
+ arising from the use of this software.
+
+ Permission is granted to anyone to use this software for any purpose,
+ including commercial applications, and to alter it and redistribute it
+ freely, subject to the following restrictions:
+
+ 1. The origin of this software must not be misrepresented; you must not
+ claim that you wrote the original software. If you use this software
+ in a product, an acknowledgment in the product documentation would be
+ appreciated but is not required.
+ 2. Altered source versions must be plainly marked as such, and must not be
+ misrepresented as being the original software.
+ 3. This notice may not be removed or altered from any source distribution.
+
+ Jean-loup Gailly Mark Adler
+ jloup@gzip.org madler@alumni.caltech.edu
+
+
+ The data format used by the zlib library is described by RFCs (Request for
+ Comments) 1950 to 1952 in the files ftp://ds.internic.net/rfc/rfc1950.txt
+ (zlib format), rfc1951.txt (deflate format) and rfc1952.txt (gzip format).
+*/
+
+#ifndef _ZLIB_H
+#define _ZLIB_H
+
+#include "zconf.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define ZLIB_VERSION "1.1.4"
+
+/*
+ The 'zlib' compression library provides in-memory compression and
+ decompression functions, including integrity checks of the uncompressed
+ data. This version of the library supports only one compression method
+ (deflation) but other algorithms will be added later and will have the same
+ stream interface.
+
+ Compression can be done in a single step if the buffers are large
+ enough (for example if an input file is mmap'ed), or can be done by
+ repeated calls of the compression function. In the latter case, the
+ application must provide more input and/or consume the output
+ (providing more output space) before each call.
+
+ The library also supports reading and writing files in gzip (.gz) format
+ with an interface similar to that of stdio.
+
+ The library does not install any signal handler. The decoder checks
+ the consistency of the compressed data, so the library should never
+ crash even in case of corrupted input.
+*/
+
+typedef voidpf (*alloc_func) OF((voidpf opaque, uInt items, uInt size));
+typedef void (*free_func) OF((voidpf opaque, voidpf address));
+
+struct internal_state;
+
+typedef struct z_stream_s {
+ Bytef *next_in; /* next input byte */
+ uInt avail_in; /* number of bytes available at next_in */
+ uLong total_in; /* total nb of input bytes read so far */
+
+ Bytef *next_out; /* next output byte should be put there */
+ uInt avail_out; /* remaining free space at next_out */
+ uLong total_out; /* total nb of bytes output so far */
+
+ char *msg; /* last error message, NULL if no error */
+ struct internal_state FAR *state; /* not visible by applications */
+
+ alloc_func zalloc; /* used to allocate the internal state */
+ free_func zfree; /* used to free the internal state */
+ voidpf opaque; /* private data object passed to zalloc and zfree */
+
+ int data_type; /* best guess about the data type: ascii or binary */
+ uLong adler; /* adler32 value of the uncompressed data */
+ uLong reserved; /* reserved for future use */
+} z_stream;
+
+typedef z_stream FAR *z_streamp;
+
+/*
+ The application must update next_in and avail_in when avail_in has
+ dropped to zero. It must update next_out and avail_out when avail_out
+ has dropped to zero. The application must initialize zalloc, zfree and
+ opaque before calling the init function. All other fields are set by the
+ compression library and must not be updated by the application.
+
+ The opaque value provided by the application will be passed as the first
+ parameter for calls of zalloc and zfree. This can be useful for custom
+ memory management. The compression library attaches no meaning to the
+ opaque value.
+
+ zalloc must return Z_NULL if there is not enough memory for the object.
+ If zlib is used in a multi-threaded application, zalloc and zfree must be
+ thread safe.
+
+ On 16-bit systems, the functions zalloc and zfree must be able to allocate
+ exactly 65536 bytes, but will not be required to allocate more than this
+ if the symbol MAXSEG_64K is defined (see zconf.h). WARNING: On MSDOS,
+ pointers returned by zalloc for objects of exactly 65536 bytes *must*
+ have their offset normalized to zero. The default allocation function
+ provided by this library ensures this (see zutil.c). To reduce memory
+ requirements and avoid any allocation of 64K objects, at the expense of
+ compression ratio, compile the library with -DMAX_WBITS=14 (see zconf.h).
+
+ The fields total_in and total_out can be used for statistics or
+ progress reports. After compression, total_in holds the total size of
+ the uncompressed data and may be saved for use in the decompressor
+ (particularly if the decompressor wants to decompress everything in
+ a single step).
+*/
+
+ /* constants */
+
+#define Z_NO_FLUSH 0
+#define Z_PARTIAL_FLUSH 1 /* will be removed, use Z_SYNC_FLUSH instead */
+#define Z_SYNC_FLUSH 2
+#define Z_FULL_FLUSH 3
+#define Z_FINISH 4
+/* Allowed flush values; see deflate() below for details */
+
+#define Z_OK 0
+#define Z_STREAM_END 1
+#define Z_NEED_DICT 2
+#define Z_ERRNO (-1)
+#define Z_STREAM_ERROR (-2)
+#define Z_DATA_ERROR (-3)
+#define Z_MEM_ERROR (-4)
+#define Z_BUF_ERROR (-5)
+#define Z_VERSION_ERROR (-6)
+/* Return codes for the compression/decompression functions. Negative
+ * values are errors, positive values are used for special but normal events.
+ */
+
+#define Z_NO_COMPRESSION 0
+#define Z_BEST_SPEED 1
+#define Z_BEST_COMPRESSION 9
+#define Z_DEFAULT_COMPRESSION (-1)
+/* compression levels */
+
+#define Z_FILTERED 1
+#define Z_HUFFMAN_ONLY 2
+#define Z_DEFAULT_STRATEGY 0
+/* compression strategy; see deflateInit2() below for details */
+
+#define Z_BINARY 0
+#define Z_ASCII 1
+#define Z_UNKNOWN 2
+/* Possible values of the data_type field */
+
+#define Z_DEFLATED 8
+/* The deflate compression method (the only one supported in this version) */
+
+#define Z_NULL 0 /* for initializing zalloc, zfree, opaque */
+
+
+ /* basic functions */
+
+/* The application can compare zlibVersion and ZLIB_VERSION for consistency.
+ If the first character differs, the library code actually used is
+ not compatible with the zlib.h header file used by the application.
+ This check is automatically made by deflateInit and inflateInit.
+ */
+
+/*
+ZEXTERN(int) deflateInit OF((z_streamp strm, int level));
+
+ Initializes the internal stream state for compression. The fields
+ zalloc, zfree and opaque must be initialized before by the caller.
+ If zalloc and zfree are set to Z_NULL, deflateInit updates them to
+ use default allocation functions.
+
+ The compression level must be Z_DEFAULT_COMPRESSION, or between 0 and 9:
+ 1 gives best speed, 9 gives best compression, 0 gives no compression at
+ all (the input data is simply copied a block at a time).
+ Z_DEFAULT_COMPRESSION requests a default compromise between speed and
+ compression (currently equivalent to level 6).
+
+ deflateInit returns Z_OK if success, Z_MEM_ERROR if there was not
+ enough memory, Z_STREAM_ERROR if level is not a valid compression level,
+ Z_VERSION_ERROR if the zlib library version (zlib_version) is incompatible
+ with the version assumed by the caller (ZLIB_VERSION).
+ msg is set to null if there is no error message. deflateInit does not
+ perform any compression: this will be done by deflate().
+*/
+
+
+/*
+ deflate compresses as much data as possible, and stops when the input
+ buffer becomes empty or the output buffer becomes full. It may introduce some
+ output latency (reading input without producing any output) except when
+ forced to flush.
+
+ The detailed semantics are as follows. deflate performs one or both of the
+ following actions:
+
+ - Compress more input starting at next_in and update next_in and avail_in
+ accordingly. If not all input can be processed (because there is not
+ enough room in the output buffer), next_in and avail_in are updated and
+ processing will resume at this point for the next call of deflate().
+
+ - Provide more output starting at next_out and update next_out and avail_out
+ accordingly. This action is forced if the parameter flush is non zero.
+ Forcing flush frequently degrades the compression ratio, so this parameter
+ should be set only when necessary (in interactive applications).
+ Some output may be provided even if flush is not set.
+
+ Before the call of deflate(), the application should ensure that at least
+ one of the actions is possible, by providing more input and/or consuming
+ more output, and updating avail_in or avail_out accordingly; avail_out
+ should never be zero before the call. The application can consume the
+ compressed output when it wants, for example when the output buffer is full
+ (avail_out == 0), or after each call of deflate(). If deflate returns Z_OK
+ and with zero avail_out, it must be called again after making room in the
+ output buffer because there might be more output pending.
+
+ If the parameter flush is set to Z_SYNC_FLUSH, all pending output is
+ flushed to the output buffer and the output is aligned on a byte boundary, so
+ that the decompressor can get all input data available so far. (In particular
+ avail_in is zero after the call if enough output space has been provided
+ before the call.) Flushing may degrade compression for some compression
+ algorithms and so it should be used only when necessary.
+
+ If flush is set to Z_FULL_FLUSH, all output is flushed as with
+ Z_SYNC_FLUSH, and the compression state is reset so that decompression can
+ restart from this point if previous compressed data has been damaged or if
+ random access is desired. Using Z_FULL_FLUSH too often can seriously degrade
+ the compression.
+
+ If deflate returns with avail_out == 0, this function must be called again
+ with the same value of the flush parameter and more output space (updated
+ avail_out), until the flush is complete (deflate returns with non-zero
+ avail_out).
+
+ If the parameter flush is set to Z_FINISH, pending input is processed,
+ pending output is flushed and deflate returns with Z_STREAM_END if there
+ was enough output space; if deflate returns with Z_OK, this function must be
+ called again with Z_FINISH and more output space (updated avail_out) but no
+ more input data, until it returns with Z_STREAM_END or an error. After
+ deflate has returned Z_STREAM_END, the only possible operations on the
+ stream are deflateReset or deflateEnd.
+
+ Z_FINISH can be used immediately after deflateInit if all the compression
+ is to be done in a single step. In this case, avail_out must be at least
+ 0.1% larger than avail_in plus 12 bytes. If deflate does not return
+ Z_STREAM_END, then it must be called again as described above.
+
+ deflate() sets strm->adler to the adler32 checksum of all input read
+ so far (that is, total_in bytes).
+
+ deflate() may update data_type if it can make a good guess about
+ the input data type (Z_ASCII or Z_BINARY). In doubt, the data is considered
+ binary. This field is only for information purposes and does not affect
+ the compression algorithm in any manner.
+
+ deflate() returns Z_OK if some progress has been made (more input
+ processed or more output produced), Z_STREAM_END if all input has been
+ consumed and all output has been produced (only when flush is set to
+ Z_FINISH), Z_STREAM_ERROR if the stream state was inconsistent (for example
+ if next_in or next_out was NULL), Z_BUF_ERROR if no progress is possible
+ (for example avail_in or avail_out was zero).
+*/
+
+
+/*
+ All dynamically allocated data structures for this stream are freed.
+ This function discards any unprocessed input and does not flush any
+ pending output.
+
+ deflateEnd returns Z_OK if success, Z_STREAM_ERROR if the
+ stream state was inconsistent, Z_DATA_ERROR if the stream was freed
+ prematurely (some input or output was discarded). In the error case,
+ msg may be set but then points to a static string (which must not be
+ deallocated).
+*/
+
+
+/*
+ZEXTERN(int) inflateInit OF((z_streamp strm));
+
+ Initializes the internal stream state for decompression. The fields
+ next_in, avail_in, zalloc, zfree and opaque must be initialized before by
+ the caller. If next_in is not Z_NULL and avail_in is large enough (the exact
+ value depends on the compression method), inflateInit determines the
+ compression method from the zlib header and allocates all data structures
+ accordingly; otherwise the allocation will be deferred to the first call of
+ inflate. If zalloc and zfree are set to Z_NULL, inflateInit updates them to
+ use default allocation functions.
+
+ inflateInit returns Z_OK if success, Z_MEM_ERROR if there was not enough
+ memory, Z_VERSION_ERROR if the zlib library version is incompatible with the
+ version assumed by the caller. msg is set to null if there is no error
+ message. inflateInit does not perform any decompression apart from reading
+ the zlib header if present: this will be done by inflate(). (So next_in and
+ avail_in may be modified, but next_out and avail_out are unchanged.)
+*/
+
+
+ZEXTERN(int) inflate OF((z_streamp strm, int flush));
+/*
+ inflate decompresses as much data as possible, and stops when the input
+ buffer becomes empty or the output buffer becomes full. It may some
+ introduce some output latency (reading input without producing any output)
+ except when forced to flush.
+
+ The detailed semantics are as follows. inflate performs one or both of the
+ following actions:
+
+ - Decompress more input starting at next_in and update next_in and avail_in
+ accordingly. If not all input can be processed (because there is not
+ enough room in the output buffer), next_in is updated and processing
+ will resume at this point for the next call of inflate().
+
+ - Provide more output starting at next_out and update next_out and avail_out
+ accordingly. inflate() provides as much output as possible, until there
+ is no more input data or no more space in the output buffer (see below
+ about the flush parameter).
+
+ Before the call of inflate(), the application should ensure that at least
+ one of the actions is possible, by providing more input and/or consuming
+ more output, and updating the next_* and avail_* values accordingly.
+ The application can consume the uncompressed output when it wants, for
+ example when the output buffer is full (avail_out == 0), or after each
+ call of inflate(). If inflate returns Z_OK and with zero avail_out, it
+ must be called again after making room in the output buffer because there
+ might be more output pending.
+
+ If the parameter flush is set to Z_SYNC_FLUSH, inflate flushes as much
+ output as possible to the output buffer. The flushing behavior of inflate is
+ not specified for values of the flush parameter other than Z_SYNC_FLUSH
+ and Z_FINISH, but the current implementation actually flushes as much output
+ as possible anyway.
+
+ inflate() should normally be called until it returns Z_STREAM_END or an
+ error. However if all decompression is to be performed in a single step
+ (a single call of inflate), the parameter flush should be set to
+ Z_FINISH. In this case all pending input is processed and all pending
+ output is flushed; avail_out must be large enough to hold all the
+ uncompressed data. (The size of the uncompressed data may have been saved
+ by the compressor for this purpose.) The next operation on this stream must
+ be inflateEnd to deallocate the decompression state. The use of Z_FINISH
+ is never required, but can be used to inform inflate that a faster routine
+ may be used for the single inflate() call.
+
+ If a preset dictionary is needed at this point (see inflateSetDictionary
+ below), inflate sets strm-adler to the adler32 checksum of the
+ dictionary chosen by the compressor and returns Z_NEED_DICT; otherwise
+ it sets strm->adler to the adler32 checksum of all output produced
+ so far (that is, total_out bytes) and returns Z_OK, Z_STREAM_END or
+ an error code as described below. At the end of the stream, inflate()
+ checks that its computed adler32 checksum is equal to that saved by the
+ compressor and returns Z_STREAM_END only if the checksum is correct.
+
+ inflate() returns Z_OK if some progress has been made (more input processed
+ or more output produced), Z_STREAM_END if the end of the compressed data has
+ been reached and all uncompressed output has been produced, Z_NEED_DICT if a
+ preset dictionary is needed at this point, Z_DATA_ERROR if the input data was
+ corrupted (input stream not conforming to the zlib format or incorrect
+ adler32 checksum), Z_STREAM_ERROR if the stream structure was inconsistent
+ (for example if next_in or next_out was NULL), Z_MEM_ERROR if there was not
+ enough memory, Z_BUF_ERROR if no progress is possible or if there was not
+ enough room in the output buffer when Z_FINISH is used. In the Z_DATA_ERROR
+ case, the application may then call inflateSync to look for a good
+ compression block.
+*/
+
+
+ZEXTERN(int) inflateEnd OF((z_streamp strm));
+/*
+ All dynamically allocated data structures for this stream are freed.
+ This function discards any unprocessed input and does not flush any
+ pending output.
+
+ inflateEnd returns Z_OK if success, Z_STREAM_ERROR if the stream state
+ was inconsistent. In the error case, msg may be set but then points to a
+ static string (which must not be deallocated).
+*/
+
+ /* Advanced functions */
+
+/*
+ The following functions are needed only in some special applications.
+*/
+
+/*
+ZEXTERN(int) deflateInit2 OF((z_streamp strm,
+ int level,
+ int method,
+ int windowBits,
+ int memLevel,
+ int strategy));
+
+ This is another version of deflateInit with more compression options. The
+ fields next_in, zalloc, zfree and opaque must be initialized before by
+ the caller.
+
+ The method parameter is the compression method. It must be Z_DEFLATED in
+ this version of the library.
+
+ The windowBits parameter is the base two logarithm of the window size
+ (the size of the history buffer). It should be in the range 8..15 for this
+ version of the library. Larger values of this parameter result in better
+ compression at the expense of memory usage. The default value is 15 if
+ deflateInit is used instead.
+
+ The memLevel parameter specifies how much memory should be allocated
+ for the internal compression state. memLevel=1 uses minimum memory but
+ is slow and reduces compression ratio; memLevel=9 uses maximum memory
+ for optimal speed. The default value is 8. See zconf.h for total memory
+ usage as a function of windowBits and memLevel.
+
+ The strategy parameter is used to tune the compression algorithm. Use the
+ value Z_DEFAULT_STRATEGY for normal data, Z_FILTERED for data produced by a
+ filter (or predictor), or Z_HUFFMAN_ONLY to force Huffman encoding only (no
+ string match). Filtered data consists mostly of small values with a
+ somewhat random distribution. In this case, the compression algorithm is
+ tuned to compress them better. The effect of Z_FILTERED is to force more
+ Huffman coding and less string matching; it is somewhat intermediate
+ between Z_DEFAULT and Z_HUFFMAN_ONLY. The strategy parameter only affects
+ the compression ratio but not the correctness of the compressed output even
+ if it is not set appropriately.
+
+ deflateInit2 returns Z_OK if success, Z_MEM_ERROR if there was not enough
+ memory, Z_STREAM_ERROR if a parameter is invalid (such as an invalid
+ method). msg is set to null if there is no error message. deflateInit2 does
+ not perform any compression: this will be done by deflate().
+*/
+
+/*
+ Initializes the compression dictionary from the given byte sequence
+ without producing any compressed output. This function must be called
+ immediately after deflateInit, deflateInit2 or deflateReset, before any
+ call of deflate. The compressor and decompressor must use exactly the same
+ dictionary (see inflateSetDictionary).
+
+ The dictionary should consist of strings (byte sequences) that are likely
+ to be encountered later in the data to be compressed, with the most commonly
+ used strings preferably put towards the end of the dictionary. Using a
+ dictionary is most useful when the data to be compressed is short and can be
+ predicted with good accuracy; the data can then be compressed better than
+ with the default empty dictionary.
+
+ Depending on the size of the compression data structures selected by
+ deflateInit or deflateInit2, a part of the dictionary may in effect be
+ discarded, for example if the dictionary is larger than the window size in
+ deflate or deflate2. Thus the strings most likely to be useful should be
+ put at the end of the dictionary, not at the front.
+
+ Upon return of this function, strm->adler is set to the Adler32 value
+ of the dictionary; the decompressor may later use this value to determine
+ which dictionary has been used by the compressor. (The Adler32 value
+ applies to the whole dictionary even if only a subset of the dictionary is
+ actually used by the compressor.)
+
+ deflateSetDictionary returns Z_OK if success, or Z_STREAM_ERROR if a
+ parameter is invalid (such as NULL dictionary) or the stream state is
+ inconsistent (for example if deflate has already been called for this stream
+ or if the compression method is bsort). deflateSetDictionary does not
+ perform any compression: this will be done by deflate().
+*/
+
+/*
+ Sets the destination stream as a complete copy of the source stream.
+
+ This function can be useful when several compression strategies will be
+ tried, for example when there are several ways of pre-processing the input
+ data with a filter. The streams that will be discarded should then be freed
+ by calling deflateEnd. Note that deflateCopy duplicates the internal
+ compression state which can be quite large, so this strategy is slow and
+ can consume lots of memory.
+
+ deflateCopy returns Z_OK if success, Z_MEM_ERROR if there was not
+ enough memory, Z_STREAM_ERROR if the source stream state was inconsistent
+ (such as zalloc being NULL). msg is left unchanged in both source and
+ destination.
+*/
+
+/*
+ This function is equivalent to deflateEnd followed by deflateInit,
+ but does not free and reallocate all the internal compression state.
+ The stream will keep the same compression level and any other attributes
+ that may have been set by deflateInit2.
+
+ deflateReset returns Z_OK if success, or Z_STREAM_ERROR if the source
+ stream state was inconsistent (such as zalloc or state being NULL).
+*/
+
+/*
+ Dynamically update the compression level and compression strategy. The
+ interpretation of level and strategy is as in deflateInit2. This can be
+ used to switch between compression and straight copy of the input data, or
+ to switch to a different kind of input data requiring a different
+ strategy. If the compression level is changed, the input available so far
+ is compressed with the old level (and may be flushed); the new level will
+ take effect only at the next call of deflate().
+
+ Before the call of deflateParams, the stream state must be set as for
+ a call of deflate(), since the currently available input may have to
+ be compressed and flushed. In particular, strm->avail_out must be non-zero.
+
+ deflateParams returns Z_OK if success, Z_STREAM_ERROR if the source
+ stream state was inconsistent or if a parameter was invalid, Z_BUF_ERROR
+ if strm->avail_out was zero.
+*/
+
+/*
+ZEXTERN(int) inflateInit2 OF((z_streamp strm,
+ int windowBits));
+
+ This is another version of inflateInit with an extra parameter. The
+ fields next_in, avail_in, zalloc, zfree and opaque must be initialized
+ before by the caller.
+
+ The windowBits parameter is the base two logarithm of the maximum window
+ size (the size of the history buffer). It should be in the range 8..15 for
+ this version of the library. The default value is 15 if inflateInit is used
+ instead. If a compressed stream with a larger window size is given as
+ input, inflate() will return with the error code Z_DATA_ERROR instead of
+ trying to allocate a larger window.
+
+ inflateInit2 returns Z_OK if success, Z_MEM_ERROR if there was not enough
+ memory, Z_STREAM_ERROR if a parameter is invalid (such as a negative
+ memLevel). msg is set to null if there is no error message. inflateInit2
+ does not perform any decompression apart from reading the zlib header if
+ present: this will be done by inflate(). (So next_in and avail_in may be
+ modified, but next_out and avail_out are unchanged.)
+*/
+
+/*
+ Initializes the decompression dictionary from the given uncompressed byte
+ sequence. This function must be called immediately after a call of inflate
+ if this call returned Z_NEED_DICT. The dictionary chosen by the compressor
+ can be determined from the Adler32 value returned by this call of
+ inflate. The compressor and decompressor must use exactly the same
+ dictionary (see deflateSetDictionary).
+
+ inflateSetDictionary returns Z_OK if success, Z_STREAM_ERROR if a
+ parameter is invalid (such as NULL dictionary) or the stream state is
+ inconsistent, Z_DATA_ERROR if the given dictionary doesn't match the
+ expected one (incorrect Adler32 value). inflateSetDictionary does not
+ perform any decompression: this will be done by subsequent calls of
+ inflate().
+*/
+
+/*
+ Skips invalid compressed data until a full flush point (see above the
+ description of deflate with Z_FULL_FLUSH) can be found, or until all
+ available input is skipped. No output is provided.
+
+ inflateSync returns Z_OK if a full flush point has been found, Z_BUF_ERROR
+ if no more input was provided, Z_DATA_ERROR if no flush point has been found,
+ or Z_STREAM_ERROR if the stream structure was inconsistent. In the success
+ case, the application may save the current current value of total_in which
+ indicates where valid compressed data was found. In the error case, the
+ application may repeatedly call inflateSync, providing more input each time,
+ until success or end of the input data.
+*/
+
+ZEXTERN(int) inflateReset OF((z_streamp strm));
+/*
+ This function is equivalent to inflateEnd followed by inflateInit,
+ but does not free and reallocate all the internal decompression state.
+ The stream will keep attributes that may have been set by inflateInit2.
+
+ inflateReset returns Z_OK if success, or Z_STREAM_ERROR if the source
+ stream state was inconsistent (such as zalloc or state being NULL).
+*/
+
+
+ /* utility functions */
+
+/*
+ The following utility functions are implemented on top of the
+ basic stream-oriented functions. To simplify the interface, some
+ default options are assumed (compression level and memory usage,
+ standard memory allocation functions). The source code of these
+ utility functions can easily be modified if you need special options.
+*/
+
+/*
+ Compresses the source buffer into the destination buffer. sourceLen is
+ the byte length of the source buffer. Upon entry, destLen is the total
+ size of the destination buffer, which must be at least 0.1% larger than
+ sourceLen plus 12 bytes. Upon exit, destLen is the actual size of the
+ compressed buffer.
+ This function can be used to compress a whole file at once if the
+ input file is mmap'ed.
+ compress returns Z_OK if success, Z_MEM_ERROR if there was not
+ enough memory, Z_BUF_ERROR if there was not enough room in the output
+ buffer.
+*/
+
+/*
+ Compresses the source buffer into the destination buffer. The level
+ parameter has the same meaning as in deflateInit. sourceLen is the byte
+ length of the source buffer. Upon entry, destLen is the total size of the
+ destination buffer, which must be at least 0.1% larger than sourceLen plus
+ 12 bytes. Upon exit, destLen is the actual size of the compressed buffer.
+
+ compress2 returns Z_OK if success, Z_MEM_ERROR if there was not enough
+ memory, Z_BUF_ERROR if there was not enough room in the output buffer,
+ Z_STREAM_ERROR if the level parameter is invalid.
+*/
+
+/*
+ Decompresses the source buffer into the destination buffer. sourceLen is
+ the byte length of the source buffer. Upon entry, destLen is the total
+ size of the destination buffer, which must be large enough to hold the
+ entire uncompressed data. (The size of the uncompressed data must have
+ been saved previously by the compressor and transmitted to the decompressor
+ by some mechanism outside the scope of this compression library.)
+ Upon exit, destLen is the actual size of the compressed buffer.
+ This function can be used to decompress a whole file at once if the
+ input file is mmap'ed.
+
+ uncompress returns Z_OK if success, Z_MEM_ERROR if there was not
+ enough memory, Z_BUF_ERROR if there was not enough room in the output
+ buffer, or Z_DATA_ERROR if the input data was corrupted.
+*/
+
+
+/*
+ Opens a gzip (.gz) file for reading or writing. The mode parameter
+ is as in fopen ("rb" or "wb") but can also include a compression level
+ ("wb9") or a strategy: 'f' for filtered data as in "wb6f", 'h' for
+ Huffman only compression as in "wb1h". (See the description
+ of deflateInit2 for more information about the strategy parameter.)
+
+ gzopen can be used to read a file which is not in gzip format; in this
+ case gzread will directly read from the file without decompression.
+
+ gzopen returns NULL if the file could not be opened or if there was
+ insufficient memory to allocate the (de)compression state; errno
+ can be checked to distinguish the two cases (if errno is zero, the
+ zlib error is Z_MEM_ERROR). */
+
+/*
+ gzdopen() associates a gzFile with the file descriptor fd. File
+ descriptors are obtained from calls like open, dup, creat, pipe or
+ fileno (in the file has been previously opened with fopen).
+ The mode parameter is as in gzopen.
+ The next call of gzclose on the returned gzFile will also close the
+ file descriptor fd, just like fclose(fdopen(fd), mode) closes the file
+ descriptor fd. If you want to keep fd open, use gzdopen(dup(fd), mode).
+ gzdopen returns NULL if there was insufficient memory to allocate
+ the (de)compression state.
+*/
+
+/*
+ Dynamically update the compression level or strategy. See the description
+ of deflateInit2 for the meaning of these parameters.
+ gzsetparams returns Z_OK if success, or Z_STREAM_ERROR if the file was not
+ opened for writing.
+*/
+
+/*
+ Reads the given number of uncompressed bytes from the compressed file.
+ If the input file was not in gzip format, gzread copies the given number
+ of bytes into the buffer.
+ gzread returns the number of uncompressed bytes actually read (0 for
+ end of file, -1 for error). */
+
+/*
+ Writes the given number of uncompressed bytes into the compressed file.
+ gzwrite returns the number of uncompressed bytes actually written
+ (0 in case of error).
+*/
+
+/*
+ Converts, formats, and writes the args to the compressed file under
+ control of the format string, as in fprintf. gzprintf returns the number of
+ uncompressed bytes actually written (0 in case of error).
+*/
+
+/*
+ Writes the given null-terminated string to the compressed file, excluding
+ the terminating null character.
+ gzputs returns the number of characters written, or -1 in case of error.
+*/
+
+/*
+ Reads bytes from the compressed file until len-1 characters are read, or
+ a newline character is read and transferred to buf, or an end-of-file
+ condition is encountered. The string is then terminated with a null
+ character.
+ gzgets returns buf, or Z_NULL in case of error.
+*/
+
+/*
+ Writes c, converted to an unsigned char, into the compressed file.
+ gzputc returns the value that was written, or -1 in case of error.
+*/
+
+/*
+ Reads one byte from the compressed file. gzgetc returns this byte
+ or -1 in case of end of file or error.
+*/
+
+/*
+ Flushes all pending output into the compressed file. The parameter
+ flush is as in the deflate() function. The return value is the zlib
+ error number (see function gzerror below). gzflush returns Z_OK if
+ the flush parameter is Z_FINISH and all output could be flushed.
+ gzflush should be called only when strictly necessary because it can
+ degrade compression.
+*/
+
+/*
+ Sets the starting position for the next gzread or gzwrite on the
+ given compressed file. The offset represents a number of bytes in the
+ uncompressed data stream. The whence parameter is defined as in lseek(2);
+ the value SEEK_END is not supported.
+ If the file is opened for reading, this function is emulated but can be
+ extremely slow. If the file is opened for writing, only forward seeks are
+ supported; gzseek then compresses a sequence of zeroes up to the new
+ starting position.
+
+ gzseek returns the resulting offset location as measured in bytes from
+ the beginning of the uncompressed stream, or -1 in case of error, in
+ particular if the file is opened for writing and the new starting position
+ would be before the current position.
+*/
+
+/*
+ Rewinds the given file. This function is supported only for reading.
+
+ gzrewind(file) is equivalent to (int)gzseek(file, 0L, SEEK_SET)
+*/
+
+/*
+ Returns the starting position for the next gzread or gzwrite on the
+ given compressed file. This position represents a number of bytes in the
+ uncompressed data stream.
+
+ gztell(file) is equivalent to gzseek(file, 0L, SEEK_CUR)
+*/
+
+/*
+ Returns 1 when EOF has previously been detected reading the given
+ input stream, otherwise zero.
+*/
+
+/*
+ Flushes all pending output if necessary, closes the compressed file
+ and deallocates all the (de)compression state. The return value is the zlib
+ error number (see function gzerror below).
+*/
+
+/*
+ Returns the error message for the last error which occurred on the
+ given compressed file. errnum is set to zlib error number. If an
+ error occurred in the file system and not in the compression library,
+ errnum is set to Z_ERRNO and the application may consult errno
+ to get the exact error code.
+*/
+
+ /* checksum functions */
+
+/*
+ These functions are not related to compression but are exported
+ anyway because they might be useful in applications using the
+ compression library.
+*/
+
+ZEXTERN(uLong) adler32 OF((uLong adler, const Bytef *buf, uInt len));
+
+/*
+ Update a running Adler-32 checksum with the bytes buf[0..len-1] and
+ return the updated checksum. If buf is NULL, this function returns
+ the required initial value for the checksum.
+ An Adler-32 checksum is almost as reliable as a CRC32 but can be computed
+ much faster. Usage example:
+
+ uLong adler = adler32(0L, Z_NULL, 0);
+
+ while (read_buffer(buffer, length) != EOF) {
+ adler = adler32(adler, buffer, length);
+ }
+ if (adler != original_adler) error();
+*/
+
+/*
+ Update a running crc with the bytes buf[0..len-1] and return the updated
+ crc. If buf is NULL, this function returns the required initial value
+ for the crc. Pre- and post-conditioning (one's complement) is performed
+ within this function so it shouldn't be done by the application.
+ Usage example:
+
+ uLong crc = crc32(0L, Z_NULL, 0);
+
+ while (read_buffer(buffer, length) != EOF) {
+ crc = crc32(crc, buffer, length);
+ }
+ if (crc != original_crc) error();
+*/
+
+
+ /* various hacks, don't look :) */
+
+/* deflateInit and inflateInit are macros to allow checking the zlib version
+ * and the compiler's view of z_stream:
+ */
+ZEXTERN(int) inflateInit2_ OF((z_streamp strm, int windowBits,
+ const char *version, int stream_size));
+#define deflateInit(strm, level) \
+ deflateInit_((strm), (level), ZLIB_VERSION, sizeof(z_stream))
+#define inflateInit(strm) \
+ inflateInit_((strm), ZLIB_VERSION, sizeof(z_stream))
+#define deflateInit2(strm, level, method, windowBits, memLevel, strategy) \
+ deflateInit2_((strm),(level),(method),(windowBits),(memLevel),\
+ (strategy), ZLIB_VERSION, sizeof(z_stream))
+#define inflateInit2(strm, windowBits) \
+ inflateInit2_((strm), (windowBits), ZLIB_VERSION, sizeof(z_stream))
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _ZLIB_H */
--- /dev/null
+/* zutil.c -- target dependent utility functions for the compression library
+ * Copyright (C) 1995-2002 Jean-loup Gailly.
+ * For conditions of distribution and use, see copyright notice in zlib.h
+ */
+
+/* @(#) $Id$ */
+
+#include "zutil.h"
+
+#ifndef STDC
+extern void exit OF((int));
+#endif
+
+
+#ifndef HAVE_MEMCPY
+
+void zmemcpy(dest, source, len)
+ Bytef* dest;
+ const Bytef* source;
+ uInt len;
+{
+ if (len == 0) return;
+ do {
+ *dest++ = *source++; /* ??? to be unrolled */
+ } while (--len != 0);
+}
+
+int zmemcmp(s1, s2, len)
+ const Bytef* s1;
+ const Bytef* s2;
+ uInt len;
+{
+ uInt j;
+
+ for (j = 0; j < len; j++) {
+ if (s1[j] != s2[j]) return 2*(s1[j] > s2[j])-1;
+ }
+ return 0;
+}
+
+void zmemzero(dest, len)
+ Bytef* dest;
+ uInt len;
+{
+ if (len == 0) return;
+ do {
+ *dest++ = 0; /* ??? to be unrolled */
+ } while (--len != 0);
+}
+#endif
+
+#if defined( MSDOS ) && defined( __TURBOC__ ) && !defined( MY_ZCALLOC )
+#if (defined( __BORLANDC__) || !defined(SMALL_MEDIUM)) && !defined(__32BIT__)
+/* Small and medium model in Turbo C are for now limited to near allocation
+ * with reduced MAX_WBITS and MAX_MEM_LEVEL
+ */
+# define MY_ZCALLOC
+
+/* Turbo C malloc() does not allow dynamic allocation of 64K bytes
+ * and farmalloc(64K) returns a pointer with an offset of 8, so we
+ * must fix the pointer. Warning: the pointer must be put back to its
+ * original form in order to free it, use zcfree().
+ */
+
+#define MAX_PTR 10
+/* 10*64K = 640K */
+
+local int next_ptr = 0;
+
+typedef struct ptr_table_s {
+ voidpf org_ptr;
+ voidpf new_ptr;
+} ptr_table;
+
+local ptr_table table[MAX_PTR];
+/* This table is used to remember the original form of pointers
+ * to large buffers (64K). Such pointers are normalized with a zero offset.
+ * Since MSDOS is not a preemptive multitasking OS, this table is not
+ * protected from concurrent access. This hack doesn't work anyway on
+ * a protected system like OS/2. Use Microsoft C instead.
+ */
+
+voidpf zcalloc (voidpf opaque, unsigned items, unsigned size)
+{
+ voidpf buf = opaque; /* just to make some compilers happy */
+ ulg bsize = (ulg)items*size;
+
+ /* If we allocate less than 65520 bytes, we assume that farmalloc
+ * will return a usable pointer which doesn't have to be normalized.
+ */
+ if (bsize < 65520L) {
+ buf = farmalloc(bsize);
+ if (*(ush*)&buf != 0) return buf;
+ } else {
+ buf = farmalloc(bsize + 16L);
+ }
+ if (buf == NULL || next_ptr >= MAX_PTR) return NULL;
+ table[next_ptr].org_ptr = buf;
+
+ /* Normalize the pointer to seg:0 */
+ *((ush*)&buf+1) += ((ush)((uch*)buf-0) + 15) >> 4;
+ *(ush*)&buf = 0;
+ table[next_ptr++].new_ptr = buf;
+ return buf;
+}
+
+void zcfree (voidpf opaque, voidpf ptr)
+{
+ int n;
+ if (*(ush*)&ptr != 0) { /* object < 64K */
+ farfree(ptr);
+ return;
+ }
+ /* Find the original pointer */
+ for (n = 0; n < next_ptr; n++) {
+ if (ptr != table[n].new_ptr) continue;
+
+ farfree(table[n].org_ptr);
+ while (++n < next_ptr) {
+ table[n-1] = table[n];
+ }
+ next_ptr--;
+ return;
+ }
+ ptr = opaque; /* just to make some compilers happy */
+ Assert(0, "zcfree: ptr not found");
+}
+#endif
+#endif /* MSDOS && __TURBOC__ */
+
+
+#if defined(M_I86) && !defined(__32BIT__) && !defined( MY_ZCALLOC )
+/* Microsoft C in 16-bit mode */
+
+# define MY_ZCALLOC
+
+#if (!defined(_MSC_VER) || (_MSC_VER <= 600))
+# define _halloc halloc
+# define _hfree hfree
+#endif
+
+voidpf zcalloc (voidpf opaque, unsigned items, unsigned size)
+{
+ if (opaque) opaque = 0; /* to make compiler happy */
+ return _halloc((long)items, size);
+}
+
+void zcfree (voidpf opaque, voidpf ptr)
+{
+ if (opaque) opaque = 0; /* to make compiler happy */
+ _hfree(ptr);
+}
+
+#endif /* MSC */
+
+
+#ifndef MY_ZCALLOC /* Any system without a special alloc function */
+
+#ifndef STDC
+extern voidp ft_scalloc OF((uInt items, uInt size));
+extern void ft_sfree OF((voidpf ptr));
+#endif
+
+voidpf zcalloc (opaque, items, size)
+ voidpf opaque;
+ unsigned items;
+ unsigned size;
+{
+ if (opaque) items += size - size; /* make compiler happy */
+ return (voidpf)ft_scalloc(items, size);
+}
+
+void zcfree (opaque, ptr)
+ voidpf opaque;
+ voidpf ptr;
+{
+ ft_sfree(ptr);
+ if (opaque) return; /* make compiler happy */
+}
+
+#endif /* MY_ZCALLOC */
--- /dev/null
+/* zutil.h -- internal interface and configuration of the compression library
+ * Copyright (C) 1995-2002 Jean-loup Gailly.
+ * For conditions of distribution and use, see copyright notice in zlib.h
+ */
+
+/* WARNING: this file should *not* be used by applications. It is
+ part of the implementation of the compression library and is
+ subject to change. Applications should only use zlib.h.
+ */
+
+/* @(#) $Id$ */
+
+#ifndef _Z_UTIL_H
+#define _Z_UTIL_H
+
+#include "zlib.h"
+
+#ifdef STDC
+# include <stddef.h>
+# include <string.h>
+# include <stdlib.h>
+#endif
+#ifdef NO_ERRNO_H
+ extern int errno;
+#else
+# include <errno.h>
+#endif
+
+#ifndef local
+# define local static
+#endif
+/* compile with -Dlocal if your debugger can't find static symbols */
+
+typedef unsigned char uch;
+typedef uch FAR uchf;
+typedef unsigned short ush;
+typedef ush FAR ushf;
+typedef unsigned long ulg;
+
+
+#define ERR_RETURN(strm,err) \
+ return (strm->msg = (char*)ERR_MSG(err), (err))
+/* To be used only when the state is known to be valid */
+
+ /* common constants */
+
+#ifndef DEF_WBITS
+# define DEF_WBITS MAX_WBITS
+#endif
+/* default windowBits for decompression. MAX_WBITS is for compression only */
+
+#if MAX_MEM_LEVEL >= 8
+# define DEF_MEM_LEVEL 8
+#else
+# define DEF_MEM_LEVEL MAX_MEM_LEVEL
+#endif
+/* default memLevel */
+
+#define STORED_BLOCK 0
+#define STATIC_TREES 1
+#define DYN_TREES 2
+/* The three kinds of block type */
+
+#define MIN_MATCH 3
+#define MAX_MATCH 258
+/* The minimum and maximum match lengths */
+
+#define PRESET_DICT 0x20 /* preset dictionary flag in zlib header */
+
+ /* target dependencies */
+
+#ifdef MSDOS
+# define OS_CODE 0x00
+# if defined(__TURBOC__) || defined(__BORLANDC__)
+# if(__STDC__ == 1) && (defined(__LARGE__) || defined(__COMPACT__))
+ /* Allow compilation with ANSI keywords only enabled */
+ void _Cdecl farfree( void *block );
+ void *_Cdecl farmalloc( unsigned long nbytes );
+# else
+# include <alloc.h>
+# endif
+# else /* MSC or DJGPP */
+# endif
+#endif
+
+#ifdef OS2
+# define OS_CODE 0x06
+#endif
+
+#ifdef WIN32 /* Window 95 & Windows NT */
+# define OS_CODE 0x0b
+#endif
+
+#if defined(VAXC) || defined(VMS)
+# define OS_CODE 0x02
+# define F_OPEN(name, mode) \
+ ft_fopen((name), (mode), "mbc=60", "ctx=stm", "rfm=fix", "mrs=512")
+#endif
+
+#ifdef AMIGA
+# define OS_CODE 0x01
+#endif
+
+#if defined(ATARI) || defined(atarist)
+# define OS_CODE 0x05
+#endif
+
+#if defined(MACOS) || defined(TARGET_OS_MAC)
+# define OS_CODE 0x07
+# if defined(__MWERKS__) && __dest_os != __be_os && __dest_os != __win32_os
+# include <unix.h> /* for fdopen */
+# else
+# ifndef fdopen
+# define fdopen(fd,mode) NULL /* No fdopen() */
+# endif
+# endif
+#endif
+
+#ifdef __50SERIES /* Prime/PRIMOS */
+# define OS_CODE 0x0F
+#endif
+
+#ifdef TOPS20
+# define OS_CODE 0x0a
+#endif
+
+#if defined(_BEOS_) || defined(RISCOS)
+# define fdopen(fd,mode) NULL /* No fdopen() */
+#endif
+
+#if (defined(_MSC_VER) && (_MSC_VER > 600))
+# define fdopen(fd,type) _fdopen(fd,type)
+#endif
+
+
+ /* Common defaults */
+
+#ifndef OS_CODE
+# define OS_CODE 0x03 /* assume Unix */
+#endif
+
+#ifndef F_OPEN
+# define F_OPEN(name, mode) ft_fopen((name), (mode))
+#endif
+
+ /* functions */
+
+#ifdef HAVE_STRERROR
+ extern char *strerror OF((int));
+# define zstrerror(errnum) strerror(errnum)
+#else
+# define zstrerror(errnum) ""
+#endif
+
+#if defined(pyr)
+# define NO_MEMCPY
+#endif
+#if defined(SMALL_MEDIUM) && !defined(_MSC_VER) && !defined(__SC__)
+ /* Use our own functions for small and medium model with MSC <= 5.0.
+ * You may have to use the same strategy for Borland C (untested).
+ * The __SC__ check is for Symantec.
+ */
+# define NO_MEMCPY
+#endif
+#if defined(STDC) && !defined(HAVE_MEMCPY) && !defined(NO_MEMCPY)
+# define HAVE_MEMCPY
+#endif
+#ifdef HAVE_MEMCPY
+# ifdef SMALL_MEDIUM /* MSDOS small or medium model */
+# define zmemcpy _fmemcpy
+# define zmemcmp _fmemcmp
+# define zmemzero(dest, len) _fmemset(dest, 0, len)
+# else
+# define zmemcpy ft_memcpy
+# define zmemcmp ft_memcmp
+# define zmemzero(dest, len) ft_memset(dest, 0, len)
+# endif
+#else
+ extern void zmemcpy OF((Bytef* dest, const Bytef* source, uInt len));
+ extern int zmemcmp OF((const Bytef* s1, const Bytef* s2, uInt len));
+ extern void zmemzero OF((Bytef* dest, uInt len));
+#endif
+
+/* Diagnostic functions */
+#ifdef DEBUG
+# include <stdio.h>
+ extern int z_verbose;
+ extern void z_error OF((char *m));
+# define Assert(cond,msg) {if(!(cond)) z_error(msg);}
+# define Trace(x) {if (z_verbose>=0) fprintf x ;}
+# define Tracev(x) {if (z_verbose>0) fprintf x ;}
+# define Tracevv(x) {if (z_verbose>1) fprintf x ;}
+# define Tracec(c,x) {if (z_verbose>0 && (c)) fprintf x ;}
+# define Tracecv(c,x) {if (z_verbose>1 && (c)) fprintf x ;}
+#else
+# define Assert(cond,msg)
+# define Trace(x)
+# define Tracev(x)
+# define Tracevv(x)
+# define Tracec(c,x)
+# define Tracecv(c,x)
+#endif
+
+
+typedef uLong (*check_func) OF((uLong check, const Bytef *buf,
+ uInt len));
+local voidpf zcalloc OF((voidpf opaque, unsigned items, unsigned size));
+local void zcfree OF((voidpf opaque, voidpf ptr));
+
+#define ZALLOC(strm, items, size) \
+ (*((strm)->zalloc))((strm)->opaque, (items), (size))
+#define ZFREE(strm, addr) (*((strm)->zfree))((strm)->opaque, (voidpf)(addr))
+#define TRY_FREE(s, p) {if (p) ZFREE(s, p);}
+
+#endif /* _Z_UTIL_H */
--- /dev/null
+# FreeType 2 src/lzw Jamfile
+#
+# Copyright 2004, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+SubDir FT2_TOP $(FT2_SRC_DIR) lzw ;
+
+Library $(FT2_LIB) : ftlzw.c ;
+
+# end of src/lzw Jamfile
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftlzw.c */
+/* */
+/* FreeType support for .Z compressed files. */
+/* */
+/* This optional component relies on NetBSD's zopen(). It should mainly */
+/* be used to parse compressed PCF fonts, as found with many X11 server */
+/* distributions. */
+/* */
+/* Copyright 2004-2006, 2009, 2010, 2012 by */
+/* Albert Chin-A-Young. */
+/* */
+/* Based on code in src/gzip/ftgzip.c, Copyright 2004 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+#include <ft2build.h>
+#include FT_INTERNAL_MEMORY_H
+#include FT_INTERNAL_STREAM_H
+#include FT_INTERNAL_DEBUG_H
+#include FT_LZW_H
+#include FT_CONFIG_STANDARD_LIBRARY_H
+
+
+#include FT_MODULE_ERRORS_H
+
+#undef __FTERRORS_H__
+
+#undef FT_ERR_PREFIX
+#define FT_ERR_PREFIX LZW_Err_
+#define FT_ERR_BASE FT_Mod_Err_LZW
+
+#include FT_ERRORS_H
+
+
+#ifdef FT_CONFIG_OPTION_USE_LZW
+
+#ifdef FT_CONFIG_OPTION_PIC
+#error "lzw code does not support PIC yet"
+#endif
+
+#include "ftzopen.h"
+
+
+/***************************************************************************/
+/***************************************************************************/
+/***** *****/
+/***** M E M O R Y M A N A G E M E N T *****/
+/***** *****/
+/***************************************************************************/
+/***************************************************************************/
+
+/***************************************************************************/
+/***************************************************************************/
+/***** *****/
+/***** F I L E D E S C R I P T O R *****/
+/***** *****/
+/***************************************************************************/
+/***************************************************************************/
+
+#define FT_LZW_BUFFER_SIZE 4096
+
+ typedef struct FT_LZWFileRec_
+ {
+ FT_Stream source; /* parent/source stream */
+ FT_Stream stream; /* embedding stream */
+ FT_Memory memory; /* memory allocator */
+ FT_LzwStateRec lzw; /* lzw decompressor state */
+
+ FT_Byte buffer[FT_LZW_BUFFER_SIZE]; /* output buffer */
+ FT_ULong pos; /* position in output */
+ FT_Byte* cursor;
+ FT_Byte* limit;
+
+ } FT_LZWFileRec, *FT_LZWFile;
+
+
+ /* check and skip .Z header */
+ static FT_Error
+ ft_lzw_check_header( FT_Stream stream )
+ {
+ FT_Error error;
+ FT_Byte head[2];
+
+
+ if ( FT_STREAM_SEEK( 0 ) ||
+ FT_STREAM_READ( head, 2 ) )
+ goto Exit;
+
+ /* head[0] && head[1] are the magic numbers */
+ if ( head[0] != 0x1f ||
+ head[1] != 0x9d )
+ error = LZW_Err_Invalid_File_Format;
+
+ Exit:
+ return error;
+ }
+
+
+ static FT_Error
+ ft_lzw_file_init( FT_LZWFile zip,
+ FT_Stream stream,
+ FT_Stream source )
+ {
+ FT_LzwState lzw = &zip->lzw;
+ FT_Error error = LZW_Err_Ok;
+
+
+ zip->stream = stream;
+ zip->source = source;
+ zip->memory = stream->memory;
+
+ zip->limit = zip->buffer + FT_LZW_BUFFER_SIZE;
+ zip->cursor = zip->limit;
+ zip->pos = 0;
+
+ /* check and skip .Z header */
+ error = ft_lzw_check_header( source );
+ if ( error )
+ goto Exit;
+
+ /* initialize internal lzw variable */
+ ft_lzwstate_init( lzw, source );
+
+ Exit:
+ return error;
+ }
+
+
+ static void
+ ft_lzw_file_done( FT_LZWFile zip )
+ {
+ /* clear the rest */
+ ft_lzwstate_done( &zip->lzw );
+
+ zip->memory = NULL;
+ zip->source = NULL;
+ zip->stream = NULL;
+ }
+
+
+ static FT_Error
+ ft_lzw_file_reset( FT_LZWFile zip )
+ {
+ FT_Stream stream = zip->source;
+ FT_Error error;
+
+
+ if ( !FT_STREAM_SEEK( 0 ) )
+ {
+ ft_lzwstate_reset( &zip->lzw );
+
+ zip->limit = zip->buffer + FT_LZW_BUFFER_SIZE;
+ zip->cursor = zip->limit;
+ zip->pos = 0;
+ }
+
+ return error;
+ }
+
+
+ static FT_Error
+ ft_lzw_file_fill_output( FT_LZWFile zip )
+ {
+ FT_LzwState lzw = &zip->lzw;
+ FT_ULong count;
+ FT_Error error = LZW_Err_Ok;
+
+
+ zip->cursor = zip->buffer;
+
+ count = ft_lzwstate_io( lzw, zip->buffer, FT_LZW_BUFFER_SIZE );
+
+ zip->limit = zip->cursor + count;
+
+ if ( count == 0 )
+ error = LZW_Err_Invalid_Stream_Operation;
+
+ return error;
+ }
+
+
+ /* fill output buffer; `count' must be <= FT_LZW_BUFFER_SIZE */
+ static FT_Error
+ ft_lzw_file_skip_output( FT_LZWFile zip,
+ FT_ULong count )
+ {
+ FT_Error error = LZW_Err_Ok;
+
+
+ /* first, we skip what we can from the output buffer */
+ {
+ FT_ULong delta = (FT_ULong)( zip->limit - zip->cursor );
+
+
+ if ( delta >= count )
+ delta = count;
+
+ zip->cursor += delta;
+ zip->pos += delta;
+
+ count -= delta;
+ }
+
+ /* next, we skip as many bytes remaining as possible */
+ while ( count > 0 )
+ {
+ FT_ULong delta = FT_LZW_BUFFER_SIZE;
+ FT_ULong numread;
+
+
+ if ( delta > count )
+ delta = count;
+
+ numread = ft_lzwstate_io( &zip->lzw, NULL, delta );
+ if ( numread < delta )
+ {
+ /* not enough bytes */
+ error = LZW_Err_Invalid_Stream_Operation;
+ break;
+ }
+
+ zip->pos += delta;
+ count -= delta;
+ }
+
+ return error;
+ }
+
+
+ static FT_ULong
+ ft_lzw_file_io( FT_LZWFile zip,
+ FT_ULong pos,
+ FT_Byte* buffer,
+ FT_ULong count )
+ {
+ FT_ULong result = 0;
+ FT_Error error;
+
+
+ /* seeking backwards. */
+ if ( pos < zip->pos )
+ {
+ /* If the new position is within the output buffer, simply */
+ /* decrement pointers, otherwise we reset the stream completely! */
+ if ( ( zip->pos - pos ) <= (FT_ULong)( zip->cursor - zip->buffer ) )
+ {
+ zip->cursor -= zip->pos - pos;
+ zip->pos = pos;
+ }
+ else
+ {
+ error = ft_lzw_file_reset( zip );
+ if ( error )
+ goto Exit;
+ }
+ }
+
+ /* skip unwanted bytes */
+ if ( pos > zip->pos )
+ {
+ error = ft_lzw_file_skip_output( zip, (FT_ULong)( pos - zip->pos ) );
+ if ( error )
+ goto Exit;
+ }
+
+ if ( count == 0 )
+ goto Exit;
+
+ /* now read the data */
+ for (;;)
+ {
+ FT_ULong delta;
+
+
+ delta = (FT_ULong)( zip->limit - zip->cursor );
+ if ( delta >= count )
+ delta = count;
+
+ FT_MEM_COPY( buffer + result, zip->cursor, delta );
+ result += delta;
+ zip->cursor += delta;
+ zip->pos += delta;
+
+ count -= delta;
+ if ( count == 0 )
+ break;
+
+ error = ft_lzw_file_fill_output( zip );
+ if ( error )
+ break;
+ }
+
+ Exit:
+ return result;
+ }
+
+
+/***************************************************************************/
+/***************************************************************************/
+/***** *****/
+/***** L Z W E M B E D D I N G S T R E A M *****/
+/***** *****/
+/***************************************************************************/
+/***************************************************************************/
+
+ static void
+ ft_lzw_stream_close( FT_Stream stream )
+ {
+ FT_LZWFile zip = (FT_LZWFile)stream->descriptor.pointer;
+ FT_Memory memory = stream->memory;
+
+
+ if ( zip )
+ {
+ /* finalize lzw file descriptor */
+ ft_lzw_file_done( zip );
+
+ FT_FREE( zip );
+
+ stream->descriptor.pointer = NULL;
+ }
+ }
+
+
+ static FT_ULong
+ ft_lzw_stream_io( FT_Stream stream,
+ FT_ULong pos,
+ FT_Byte* buffer,
+ FT_ULong count )
+ {
+ FT_LZWFile zip = (FT_LZWFile)stream->descriptor.pointer;
+
+
+ return ft_lzw_file_io( zip, pos, buffer, count );
+ }
+
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Stream_OpenLZW( FT_Stream stream,
+ FT_Stream source )
+ {
+ FT_Error error;
+ FT_Memory memory = source->memory;
+ FT_LZWFile zip = NULL;
+
+
+ /*
+ * Check the header right now; this prevents allocation of a huge
+ * LZWFile object (400 KByte of heap memory) if not necessary.
+ *
+ * Did I mention that you should never use .Z compressed font
+ * files?
+ */
+ error = ft_lzw_check_header( source );
+ if ( error )
+ goto Exit;
+
+ FT_ZERO( stream );
+ stream->memory = memory;
+
+ if ( !FT_NEW( zip ) )
+ {
+ error = ft_lzw_file_init( zip, stream, source );
+ if ( error )
+ {
+ FT_FREE( zip );
+ goto Exit;
+ }
+
+ stream->descriptor.pointer = zip;
+ }
+
+ stream->size = 0x7FFFFFFFL; /* don't know the real size! */
+ stream->pos = 0;
+ stream->base = 0;
+ stream->read = ft_lzw_stream_io;
+ stream->close = ft_lzw_stream_close;
+
+ Exit:
+ return error;
+ }
+
+
+#include "ftzopen.c"
+
+
+#else /* !FT_CONFIG_OPTION_USE_LZW */
+
+
+ FT_EXPORT_DEF( FT_Error )
+ FT_Stream_OpenLZW( FT_Stream stream,
+ FT_Stream source )
+ {
+ FT_UNUSED( stream );
+ FT_UNUSED( source );
+
+ return LZW_Err_Unimplemented_Feature;
+ }
+
+
+#endif /* !FT_CONFIG_OPTION_USE_LZW */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftzopen.c */
+/* */
+/* FreeType support for .Z compressed files. */
+/* */
+/* This optional component relies on NetBSD's zopen(). It should mainly */
+/* be used to parse compressed PCF fonts, as found with many X11 server */
+/* distributions. */
+/* */
+/* Copyright 2005-2007, 2009, 2011 by David Turner. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+#include "ftzopen.h"
+#include FT_INTERNAL_MEMORY_H
+#include FT_INTERNAL_STREAM_H
+#include FT_INTERNAL_DEBUG_H
+
+
+ static int
+ ft_lzwstate_refill( FT_LzwState state )
+ {
+ FT_ULong count;
+
+
+ if ( state->in_eof )
+ return -1;
+
+ count = FT_Stream_TryRead( state->source,
+ state->buf_tab,
+ state->num_bits ); /* WHY? */
+
+ state->buf_size = (FT_UInt)count;
+ state->buf_total += count;
+ state->in_eof = FT_BOOL( count < state->num_bits );
+ state->buf_offset = 0;
+ state->buf_size = ( state->buf_size << 3 ) - ( state->num_bits - 1 );
+
+ if ( count == 0 ) /* end of file */
+ return -1;
+
+ return 0;
+ }
+
+
+ static FT_Int32
+ ft_lzwstate_get_code( FT_LzwState state )
+ {
+ FT_UInt num_bits = state->num_bits;
+ FT_Int offset = state->buf_offset;
+ FT_Byte* p;
+ FT_Int result;
+
+
+ if ( state->buf_clear ||
+ offset >= state->buf_size ||
+ state->free_ent >= state->free_bits )
+ {
+ if ( state->free_ent >= state->free_bits )
+ {
+ state->num_bits = ++num_bits;
+ state->free_bits = state->num_bits < state->max_bits
+ ? (FT_UInt)( ( 1UL << num_bits ) - 256 )
+ : state->max_free + 1;
+ }
+
+ if ( state->buf_clear )
+ {
+ state->num_bits = num_bits = LZW_INIT_BITS;
+ state->free_bits = (FT_UInt)( ( 1UL << num_bits ) - 256 );
+ state->buf_clear = 0;
+ }
+
+ if ( ft_lzwstate_refill( state ) < 0 )
+ return -1;
+
+ offset = 0;
+ }
+
+ state->buf_offset = offset + num_bits;
+
+ p = &state->buf_tab[offset >> 3];
+ offset &= 7;
+ result = *p++ >> offset;
+ offset = 8 - offset;
+ num_bits -= offset;
+
+ if ( num_bits >= 8 )
+ {
+ result |= *p++ << offset;
+ offset += 8;
+ num_bits -= 8;
+ }
+ if ( num_bits > 0 )
+ result |= ( *p & LZW_MASK( num_bits ) ) << offset;
+
+ return result;
+ }
+
+
+ /* grow the character stack */
+ static int
+ ft_lzwstate_stack_grow( FT_LzwState state )
+ {
+ if ( state->stack_top >= state->stack_size )
+ {
+ FT_Memory memory = state->memory;
+ FT_Error error;
+ FT_Offset old_size = state->stack_size;
+ FT_Offset new_size = old_size;
+
+ new_size = new_size + ( new_size >> 1 ) + 4;
+
+ if ( state->stack == state->stack_0 )
+ {
+ state->stack = NULL;
+ old_size = 0;
+ }
+
+ /* requirement of the character stack larger than 1<<LZW_MAX_BITS */
+ /* implies bug in the decompression code */
+ if ( new_size > ( 1 << LZW_MAX_BITS ) )
+ {
+ new_size = 1 << LZW_MAX_BITS;
+ if ( new_size == old_size )
+ return -1;
+ }
+
+ if ( FT_RENEW_ARRAY( state->stack, old_size, new_size ) )
+ return -1;
+
+ state->stack_size = new_size;
+ }
+ return 0;
+ }
+
+
+ /* grow the prefix/suffix arrays */
+ static int
+ ft_lzwstate_prefix_grow( FT_LzwState state )
+ {
+ FT_UInt old_size = state->prefix_size;
+ FT_UInt new_size = old_size;
+ FT_Memory memory = state->memory;
+ FT_Error error;
+
+
+ if ( new_size == 0 ) /* first allocation -> 9 bits */
+ new_size = 512;
+ else
+ new_size += new_size >> 2; /* don't grow too fast */
+
+ /*
+ * Note that the `suffix' array is located in the same memory block
+ * pointed to by `prefix'.
+ *
+ * I know that sizeof(FT_Byte) == 1 by definition, but it is clearer
+ * to write it literally.
+ *
+ */
+ if ( FT_REALLOC_MULT( state->prefix, old_size, new_size,
+ sizeof ( FT_UShort ) + sizeof ( FT_Byte ) ) )
+ return -1;
+
+ /* now adjust `suffix' and move the data accordingly */
+ state->suffix = (FT_Byte*)( state->prefix + new_size );
+
+ FT_MEM_MOVE( state->suffix,
+ state->prefix + old_size,
+ old_size * sizeof ( FT_Byte ) );
+
+ state->prefix_size = new_size;
+ return 0;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ ft_lzwstate_reset( FT_LzwState state )
+ {
+ state->in_eof = 0;
+ state->buf_offset = 0;
+ state->buf_size = 0;
+ state->buf_clear = 0;
+ state->buf_total = 0;
+ state->stack_top = 0;
+ state->num_bits = LZW_INIT_BITS;
+ state->phase = FT_LZW_PHASE_START;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ ft_lzwstate_init( FT_LzwState state,
+ FT_Stream source )
+ {
+ FT_ZERO( state );
+
+ state->source = source;
+ state->memory = source->memory;
+
+ state->prefix = NULL;
+ state->suffix = NULL;
+ state->prefix_size = 0;
+
+ state->stack = state->stack_0;
+ state->stack_size = sizeof ( state->stack_0 );
+
+ ft_lzwstate_reset( state );
+ }
+
+
+ FT_LOCAL_DEF( void )
+ ft_lzwstate_done( FT_LzwState state )
+ {
+ FT_Memory memory = state->memory;
+
+
+ ft_lzwstate_reset( state );
+
+ if ( state->stack != state->stack_0 )
+ FT_FREE( state->stack );
+
+ FT_FREE( state->prefix );
+ state->suffix = NULL;
+
+ FT_ZERO( state );
+ }
+
+
+#define FTLZW_STACK_PUSH( c ) \
+ FT_BEGIN_STMNT \
+ if ( state->stack_top >= state->stack_size && \
+ ft_lzwstate_stack_grow( state ) < 0 ) \
+ goto Eof; \
+ \
+ state->stack[state->stack_top++] = (FT_Byte)(c); \
+ FT_END_STMNT
+
+
+ FT_LOCAL_DEF( FT_ULong )
+ ft_lzwstate_io( FT_LzwState state,
+ FT_Byte* buffer,
+ FT_ULong out_size )
+ {
+ FT_ULong result = 0;
+
+ FT_UInt old_char = state->old_char;
+ FT_UInt old_code = state->old_code;
+ FT_UInt in_code = state->in_code;
+
+
+ if ( out_size == 0 )
+ goto Exit;
+
+ switch ( state->phase )
+ {
+ case FT_LZW_PHASE_START:
+ {
+ FT_Byte max_bits;
+ FT_Int32 c;
+
+
+ /* skip magic bytes, and read max_bits + block_flag */
+ if ( FT_Stream_Seek( state->source, 2 ) != 0 ||
+ FT_Stream_TryRead( state->source, &max_bits, 1 ) != 1 )
+ goto Eof;
+
+ state->max_bits = max_bits & LZW_BIT_MASK;
+ state->block_mode = max_bits & LZW_BLOCK_MASK;
+ state->max_free = (FT_UInt)( ( 1UL << state->max_bits ) - 256 );
+
+ if ( state->max_bits > LZW_MAX_BITS )
+ goto Eof;
+
+ state->num_bits = LZW_INIT_BITS;
+ state->free_ent = ( state->block_mode ? LZW_FIRST
+ : LZW_CLEAR ) - 256;
+ in_code = 0;
+
+ state->free_bits = state->num_bits < state->max_bits
+ ? (FT_UInt)( ( 1UL << state->num_bits ) - 256 )
+ : state->max_free + 1;
+
+ c = ft_lzwstate_get_code( state );
+ if ( c < 0 || c > 255 )
+ goto Eof;
+
+ old_code = old_char = (FT_UInt)c;
+
+ if ( buffer )
+ buffer[result] = (FT_Byte)old_char;
+
+ if ( ++result >= out_size )
+ goto Exit;
+
+ state->phase = FT_LZW_PHASE_CODE;
+ }
+ /* fall-through */
+
+ case FT_LZW_PHASE_CODE:
+ {
+ FT_Int32 c;
+ FT_UInt code;
+
+
+ NextCode:
+ c = ft_lzwstate_get_code( state );
+ if ( c < 0 )
+ goto Eof;
+
+ code = (FT_UInt)c;
+
+ if ( code == LZW_CLEAR && state->block_mode )
+ {
+ /* why not LZW_FIRST-256 ? */
+ state->free_ent = ( LZW_FIRST - 1 ) - 256;
+ state->buf_clear = 1;
+
+ /* not quite right, but at least more predictable */
+ old_code = 0;
+ old_char = 0;
+
+ goto NextCode;
+ }
+
+ in_code = code; /* save code for later */
+
+ if ( code >= 256U )
+ {
+ /* special case for KwKwKwK */
+ if ( code - 256U >= state->free_ent )
+ {
+ /* corrupted LZW stream */
+ if ( code - 256U > state->free_ent )
+ goto Eof;
+
+ FTLZW_STACK_PUSH( old_char );
+ code = old_code;
+ }
+
+ while ( code >= 256U )
+ {
+ if ( !state->prefix )
+ goto Eof;
+
+ FTLZW_STACK_PUSH( state->suffix[code - 256] );
+ code = state->prefix[code - 256];
+ }
+ }
+
+ old_char = code;
+ FTLZW_STACK_PUSH( old_char );
+
+ state->phase = FT_LZW_PHASE_STACK;
+ }
+ /* fall-through */
+
+ case FT_LZW_PHASE_STACK:
+ {
+ while ( state->stack_top > 0 )
+ {
+ --state->stack_top;
+
+ if ( buffer )
+ buffer[result] = state->stack[state->stack_top];
+
+ if ( ++result == out_size )
+ goto Exit;
+ }
+
+ /* now create new entry */
+ if ( state->free_ent < state->max_free )
+ {
+ if ( state->free_ent >= state->prefix_size &&
+ ft_lzwstate_prefix_grow( state ) < 0 )
+ goto Eof;
+
+ FT_ASSERT( state->free_ent < state->prefix_size );
+
+ state->prefix[state->free_ent] = (FT_UShort)old_code;
+ state->suffix[state->free_ent] = (FT_Byte) old_char;
+
+ state->free_ent += 1;
+ }
+
+ old_code = in_code;
+
+ state->phase = FT_LZW_PHASE_CODE;
+ goto NextCode;
+ }
+
+ default: /* state == EOF */
+ ;
+ }
+
+ Exit:
+ state->old_code = old_code;
+ state->old_char = old_char;
+ state->in_code = in_code;
+
+ return result;
+
+ Eof:
+ state->phase = FT_LZW_PHASE_EOF;
+ goto Exit;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftzopen.h */
+/* */
+/* FreeType support for .Z compressed files. */
+/* */
+/* This optional component relies on NetBSD's zopen(). It should mainly */
+/* be used to parse compressed PCF fonts, as found with many X11 server */
+/* distributions. */
+/* */
+/* Copyright 2005, 2006, 2007, 2008 by David Turner. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+#ifndef __FT_ZOPEN_H__
+#define __FT_ZOPEN_H__
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+
+ /*
+ * This is a complete re-implementation of the LZW file reader,
+ * since the old one was incredibly badly written, using
+ * 400 KByte of heap memory before decompressing anything.
+ *
+ */
+
+#define FT_LZW_IN_BUFF_SIZE 64
+#define FT_LZW_DEFAULT_STACK_SIZE 64
+
+#define LZW_INIT_BITS 9
+#define LZW_MAX_BITS 16
+
+#define LZW_CLEAR 256
+#define LZW_FIRST 257
+
+#define LZW_BIT_MASK 0x1f
+#define LZW_BLOCK_MASK 0x80
+#define LZW_MASK( n ) ( ( 1U << (n) ) - 1U )
+
+
+ typedef enum FT_LzwPhase_
+ {
+ FT_LZW_PHASE_START = 0,
+ FT_LZW_PHASE_CODE,
+ FT_LZW_PHASE_STACK,
+ FT_LZW_PHASE_EOF
+
+ } FT_LzwPhase;
+
+
+ /*
+ * state of LZW decompressor
+ *
+ * small technical note
+ * --------------------
+ *
+ * We use a few tricks in this implementation that are explained here to
+ * ease debugging and maintenance.
+ *
+ * - First of all, the `prefix' and `suffix' arrays contain the suffix
+ * and prefix for codes over 256; this means that
+ *
+ * prefix_of(code) == state->prefix[code-256]
+ * suffix_of(code) == state->suffix[code-256]
+ *
+ * Each prefix is a 16-bit code, and each suffix an 8-bit byte.
+ *
+ * Both arrays are stored in a single memory block, pointed to by
+ * `state->prefix'. This means that the following equality is always
+ * true:
+ *
+ * state->suffix == (FT_Byte*)(state->prefix + state->prefix_size)
+ *
+ * Of course, state->prefix_size is the number of prefix/suffix slots
+ * in the arrays, corresponding to codes 256..255+prefix_size.
+ *
+ * - `free_ent' is the index of the next free entry in the `prefix'
+ * and `suffix' arrays. This means that the corresponding `next free
+ * code' is really `256+free_ent'.
+ *
+ * Moreover, `max_free' is the maximum value that `free_ent' can reach.
+ *
+ * `max_free' corresponds to `(1 << max_bits) - 256'. Note that this
+ * value is always <= 0xFF00, which means that both `free_ent' and
+ * `max_free' can be stored in an FT_UInt variable, even on 16-bit
+ * machines.
+ *
+ * If `free_ent == max_free', you cannot add new codes to the
+ * prefix/suffix table.
+ *
+ * - `num_bits' is the current number of code bits, starting at 9 and
+ * growing each time `free_ent' reaches the value of `free_bits'. The
+ * latter is computed as follows
+ *
+ * if num_bits < max_bits:
+ * free_bits = (1 << num_bits)-256
+ * else:
+ * free_bits = max_free + 1
+ *
+ * Since the value of `max_free + 1' can never be reached by
+ * `free_ent', `num_bits' cannot grow larger than `max_bits'.
+ */
+
+ typedef struct FT_LzwStateRec_
+ {
+ FT_LzwPhase phase;
+ FT_Int in_eof;
+
+ FT_Byte buf_tab[16];
+ FT_Int buf_offset;
+ FT_Int buf_size;
+ FT_Bool buf_clear;
+ FT_Offset buf_total;
+
+ FT_UInt max_bits; /* max code bits, from file header */
+ FT_Int block_mode; /* block mode flag, from file header */
+ FT_UInt max_free; /* (1 << max_bits) - 256 */
+
+ FT_UInt num_bits; /* current code bit number */
+ FT_UInt free_ent; /* index of next free entry */
+ FT_UInt free_bits; /* if reached by free_ent, increment num_bits */
+ FT_UInt old_code;
+ FT_UInt old_char;
+ FT_UInt in_code;
+
+ FT_UShort* prefix; /* always dynamically allocated / reallocated */
+ FT_Byte* suffix; /* suffix = (FT_Byte*)(prefix + prefix_size) */
+ FT_UInt prefix_size; /* number of slots in `prefix' or `suffix' */
+
+ FT_Byte* stack; /* character stack */
+ FT_UInt stack_top;
+ FT_Offset stack_size;
+ FT_Byte stack_0[FT_LZW_DEFAULT_STACK_SIZE]; /* minimize heap alloc */
+
+ FT_Stream source; /* source stream */
+ FT_Memory memory;
+
+ } FT_LzwStateRec, *FT_LzwState;
+
+
+ FT_LOCAL( void )
+ ft_lzwstate_init( FT_LzwState state,
+ FT_Stream source );
+
+ FT_LOCAL( void )
+ ft_lzwstate_done( FT_LzwState state );
+
+
+ FT_LOCAL( void )
+ ft_lzwstate_reset( FT_LzwState state );
+
+
+ FT_LOCAL( FT_ULong )
+ ft_lzwstate_io( FT_LzwState state,
+ FT_Byte* buffer,
+ FT_ULong out_size );
+
+/* */
+
+#endif /* __FT_ZOPEN_H__ */
+
+
+/* END */
--- /dev/null
+#
+# FreeType 2 LZW support configuration rules
+#
+
+
+# Copyright 2004, 2005, 2006 by
+# Albert Chin-A-Young.
+#
+# Based on src/lzw/rules.mk, Copyright 2002 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# LZW driver directory
+#
+LZW_DIR := $(SRC_DIR)/lzw
+
+
+# compilation flags for the driver
+#
+LZW_COMPILE := $(FT_COMPILE) $I$(subst /,$(COMPILER_SEP),$(LZW_DIR))
+
+
+# LZW support sources (i.e., C files)
+#
+LZW_DRV_SRC := $(LZW_DIR)/ftlzw.c
+
+# LZW support headers
+#
+LZW_DRV_H := $(LZW_DIR)/ftzopen.h \
+ $(LZW_DIR)/ftzopen.c
+
+
+# LZW driver object(s)
+#
+# LZW_DRV_OBJ_M is used during `multi' builds
+# LZW_DRV_OBJ_S is used during `single' builds
+#
+LZW_DRV_OBJ_M := $(OBJ_DIR)/ftlzw.$O
+LZW_DRV_OBJ_S := $(OBJ_DIR)/ftlzw.$O
+
+# LZW support source file for single build
+#
+LZW_DRV_SRC_S := $(LZW_DIR)/ftlzw.c
+
+
+# LZW support - single object
+#
+$(LZW_DRV_OBJ_S): $(LZW_DRV_SRC_S) $(LZW_DRV_SRC) $(FREETYPE_H) $(LZW_DRV_H)
+ $(LZW_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $(LZW_DRV_SRC_S))
+
+
+# LZW support - multiple objects
+#
+$(OBJ_DIR)/%.$O: $(LZW_DIR)/%.c $(FREETYPE_H) $(LZW_DRV_H)
+ $(LZW_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $<)
+
+
+# update main driver object lists
+#
+DRV_OBJS_S += $(LZW_DRV_OBJ_S)
+DRV_OBJS_M += $(LZW_DRV_OBJ_M)
+
+
+# EOF
--- /dev/null
+# FreeType 2 src/otvalid Jamfile
+#
+# Copyright 2004 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+SubDir FT2_TOP $(FT2_SRC_DIR) otvalid ;
+
+{
+ local _sources ;
+
+ if $(FT2_MULTI)
+ {
+ _sources = otvbase otvcommn otvgdef otvgpos otvgsub otvjstf otvmod otvmath ;
+ }
+ else
+ {
+ _sources = otvalid ;
+ }
+
+ Library $(FT2_LIB) : $(_sources).c ;
+}
+
+# end of src/otvalid Jamfile
--- /dev/null
+#
+# FreeType 2 otvalid module definition
+#
+
+
+# Copyright 2004, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+FTMODULE_H_COMMANDS += OTVALID_MODULE
+
+define OTVALID_MODULE
+$(OPEN_DRIVER) FT_Module_Class, otv_module_class $(CLOSE_DRIVER)
+$(ECHO_DRIVER)otvalid $(ECHO_DRIVER_DESC)OpenType validation module$(ECHO_DRIVER_DONE)
+endef
+
+# EOF
--- /dev/null
+/***************************************************************************/
+/* */
+/* otvalid.c */
+/* */
+/* FreeType validator for OpenType tables (body only). */
+/* */
+/* Copyright 2004, 2007 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+#define FT_MAKE_OPTION_SINGLE_OBJECT
+
+#include <ft2build.h>
+
+#include "otvbase.c"
+#include "otvcommn.c"
+#include "otvgdef.c"
+#include "otvgpos.c"
+#include "otvgsub.c"
+#include "otvjstf.c"
+#include "otvmath.c"
+#include "otvmod.c"
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* otvalid.h */
+/* */
+/* OpenType table validation (specification only). */
+/* */
+/* Copyright 2004, 2008 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __OTVALID_H__
+#define __OTVALID_H__
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+
+#include "otverror.h" /* must come before FT_INTERNAL_VALIDATE_H */
+
+#include FT_INTERNAL_VALIDATE_H
+#include FT_INTERNAL_STREAM_H
+
+
+FT_BEGIN_HEADER
+
+
+ FT_LOCAL( void )
+ otv_BASE_validate( FT_Bytes table,
+ FT_Validator valid );
+
+ /* GSUB and GPOS tables should already be validated; */
+ /* if missing, set corresponding argument to 0 */
+ FT_LOCAL( void )
+ otv_GDEF_validate( FT_Bytes table,
+ FT_Bytes gsub,
+ FT_Bytes gpos,
+ FT_UInt glyph_count,
+ FT_Validator valid );
+
+ FT_LOCAL( void )
+ otv_GPOS_validate( FT_Bytes table,
+ FT_UInt glyph_count,
+ FT_Validator valid );
+
+ FT_LOCAL( void )
+ otv_GSUB_validate( FT_Bytes table,
+ FT_UInt glyph_count,
+ FT_Validator valid );
+
+ /* GSUB and GPOS tables should already be validated; */
+ /* if missing, set corresponding argument to 0 */
+ FT_LOCAL( void )
+ otv_JSTF_validate( FT_Bytes table,
+ FT_Bytes gsub,
+ FT_Bytes gpos,
+ FT_UInt glyph_count,
+ FT_Validator valid );
+
+ FT_LOCAL( void )
+ otv_MATH_validate( FT_Bytes table,
+ FT_UInt glyph_count,
+ FT_Validator ftvalid );
+
+
+FT_END_HEADER
+
+#endif /* __OTVALID_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* otvbase.c */
+/* */
+/* OpenType BASE table validation (body). */
+/* */
+/* Copyright 2004, 2007 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include "otvalid.h"
+#include "otvcommn.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_otvbase
+
+
+ static void
+ otv_BaseCoord_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt BaseCoordFormat;
+
+
+ OTV_NAME_ENTER( "BaseCoord" );
+
+ OTV_LIMIT_CHECK( 4 );
+ BaseCoordFormat = FT_NEXT_USHORT( p );
+ p += 2; /* skip Coordinate */
+
+ OTV_TRACE(( " (format %d)\n", BaseCoordFormat ));
+
+ switch ( BaseCoordFormat )
+ {
+ case 1: /* BaseCoordFormat1 */
+ break;
+
+ case 2: /* BaseCoordFormat2 */
+ OTV_LIMIT_CHECK( 4 ); /* ReferenceGlyph, BaseCoordPoint */
+ break;
+
+ case 3: /* BaseCoordFormat3 */
+ OTV_LIMIT_CHECK( 2 );
+ /* DeviceTable */
+ otv_Device_validate( table + FT_NEXT_USHORT( p ), valid );
+ break;
+
+ default:
+ FT_INVALID_FORMAT;
+ }
+
+ OTV_EXIT;
+ }
+
+
+ static void
+ otv_BaseTagList_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt BaseTagCount;
+
+
+ OTV_NAME_ENTER( "BaseTagList" );
+
+ OTV_LIMIT_CHECK( 2 );
+
+ BaseTagCount = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (BaseTagCount = %d)\n", BaseTagCount ));
+
+ OTV_LIMIT_CHECK( BaseTagCount * 4 ); /* BaselineTag */
+
+ OTV_EXIT;
+ }
+
+
+ static void
+ otv_BaseValues_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt BaseCoordCount;
+
+
+ OTV_NAME_ENTER( "BaseValues" );
+
+ OTV_LIMIT_CHECK( 4 );
+
+ p += 2; /* skip DefaultIndex */
+ BaseCoordCount = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (BaseCoordCount = %d)\n", BaseCoordCount ));
+
+ OTV_LIMIT_CHECK( BaseCoordCount * 2 );
+
+ /* BaseCoord */
+ for ( ; BaseCoordCount > 0; BaseCoordCount-- )
+ otv_BaseCoord_validate( table + FT_NEXT_USHORT( p ), valid );
+
+ OTV_EXIT;
+ }
+
+
+ static void
+ otv_MinMax_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt table_size;
+ FT_UInt FeatMinMaxCount;
+
+ OTV_OPTIONAL_TABLE( MinCoord );
+ OTV_OPTIONAL_TABLE( MaxCoord );
+
+
+ OTV_NAME_ENTER( "MinMax" );
+
+ OTV_LIMIT_CHECK( 6 );
+
+ OTV_OPTIONAL_OFFSET( MinCoord );
+ OTV_OPTIONAL_OFFSET( MaxCoord );
+ FeatMinMaxCount = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (FeatMinMaxCount = %d)\n", FeatMinMaxCount ));
+
+ table_size = FeatMinMaxCount * 8 + 6;
+
+ OTV_SIZE_CHECK( MinCoord );
+ if ( MinCoord )
+ otv_BaseCoord_validate( table + MinCoord, valid );
+
+ OTV_SIZE_CHECK( MaxCoord );
+ if ( MaxCoord )
+ otv_BaseCoord_validate( table + MaxCoord, valid );
+
+ OTV_LIMIT_CHECK( FeatMinMaxCount * 8 );
+
+ /* FeatMinMaxRecord */
+ for ( ; FeatMinMaxCount > 0; FeatMinMaxCount-- )
+ {
+ p += 4; /* skip FeatureTableTag */
+
+ OTV_OPTIONAL_OFFSET( MinCoord );
+ OTV_OPTIONAL_OFFSET( MaxCoord );
+
+ OTV_SIZE_CHECK( MinCoord );
+ if ( MinCoord )
+ otv_BaseCoord_validate( table + MinCoord, valid );
+
+ OTV_SIZE_CHECK( MaxCoord );
+ if ( MaxCoord )
+ otv_BaseCoord_validate( table + MaxCoord, valid );
+ }
+
+ OTV_EXIT;
+ }
+
+
+ static void
+ otv_BaseScript_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt table_size;
+ FT_UInt BaseLangSysCount;
+
+ OTV_OPTIONAL_TABLE( BaseValues );
+ OTV_OPTIONAL_TABLE( DefaultMinMax );
+
+
+ OTV_NAME_ENTER( "BaseScript" );
+
+ OTV_LIMIT_CHECK( 6 );
+ OTV_OPTIONAL_OFFSET( BaseValues );
+ OTV_OPTIONAL_OFFSET( DefaultMinMax );
+ BaseLangSysCount = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (BaseLangSysCount = %d)\n", BaseLangSysCount ));
+
+ table_size = BaseLangSysCount * 6 + 6;
+
+ OTV_SIZE_CHECK( BaseValues );
+ if ( BaseValues )
+ otv_BaseValues_validate( table + BaseValues, valid );
+
+ OTV_SIZE_CHECK( DefaultMinMax );
+ if ( DefaultMinMax )
+ otv_MinMax_validate( table + DefaultMinMax, valid );
+
+ OTV_LIMIT_CHECK( BaseLangSysCount * 6 );
+
+ /* BaseLangSysRecord */
+ for ( ; BaseLangSysCount > 0; BaseLangSysCount-- )
+ {
+ p += 4; /* skip BaseLangSysTag */
+
+ otv_MinMax_validate( table + FT_NEXT_USHORT( p ), valid );
+ }
+
+ OTV_EXIT;
+ }
+
+
+ static void
+ otv_BaseScriptList_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt BaseScriptCount;
+
+
+ OTV_NAME_ENTER( "BaseScriptList" );
+
+ OTV_LIMIT_CHECK( 2 );
+ BaseScriptCount = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (BaseScriptCount = %d)\n", BaseScriptCount ));
+
+ OTV_LIMIT_CHECK( BaseScriptCount * 6 );
+
+ /* BaseScriptRecord */
+ for ( ; BaseScriptCount > 0; BaseScriptCount-- )
+ {
+ p += 4; /* skip BaseScriptTag */
+
+ /* BaseScript */
+ otv_BaseScript_validate( table + FT_NEXT_USHORT( p ), valid );
+ }
+
+ OTV_EXIT;
+ }
+
+
+ static void
+ otv_Axis_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt table_size;
+
+ OTV_OPTIONAL_TABLE( BaseTagList );
+
+
+ OTV_NAME_ENTER( "Axis" );
+
+ OTV_LIMIT_CHECK( 4 );
+ OTV_OPTIONAL_OFFSET( BaseTagList );
+
+ table_size = 4;
+
+ OTV_SIZE_CHECK( BaseTagList );
+ if ( BaseTagList )
+ otv_BaseTagList_validate( table + BaseTagList, valid );
+
+ /* BaseScriptList */
+ otv_BaseScriptList_validate( table + FT_NEXT_USHORT( p ), valid );
+
+ OTV_EXIT;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ otv_BASE_validate( FT_Bytes table,
+ FT_Validator ftvalid )
+ {
+ OTV_ValidatorRec validrec;
+ OTV_Validator valid = &validrec;
+ FT_Bytes p = table;
+ FT_UInt table_size;
+
+ OTV_OPTIONAL_TABLE( HorizAxis );
+ OTV_OPTIONAL_TABLE( VertAxis );
+
+
+ valid->root = ftvalid;
+
+ FT_TRACE3(( "validating BASE table\n" ));
+ OTV_INIT;
+
+ OTV_LIMIT_CHECK( 6 );
+
+ if ( FT_NEXT_ULONG( p ) != 0x10000UL ) /* Version */
+ FT_INVALID_FORMAT;
+
+ table_size = 6;
+
+ OTV_OPTIONAL_OFFSET( HorizAxis );
+ OTV_SIZE_CHECK( HorizAxis );
+ if ( HorizAxis )
+ otv_Axis_validate( table + HorizAxis, valid );
+
+ OTV_OPTIONAL_OFFSET( VertAxis );
+ OTV_SIZE_CHECK( VertAxis );
+ if ( VertAxis )
+ otv_Axis_validate( table + VertAxis, valid );
+
+ FT_TRACE4(( "\n" ));
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* otvcommn.c */
+/* */
+/* OpenType common tables validation (body). */
+/* */
+/* Copyright 2004, 2005, 2006, 2007 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include "otvcommn.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_otvcommon
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** COVERAGE TABLE *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_LOCAL_DEF( void )
+ otv_Coverage_validate( FT_Bytes table,
+ OTV_Validator valid,
+ FT_Int expected_count )
+ {
+ FT_Bytes p = table;
+ FT_UInt CoverageFormat;
+ FT_UInt total = 0;
+
+
+ OTV_NAME_ENTER( "Coverage" );
+
+ OTV_LIMIT_CHECK( 4 );
+ CoverageFormat = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (format %d)\n", CoverageFormat ));
+
+ switch ( CoverageFormat )
+ {
+ case 1: /* CoverageFormat1 */
+ {
+ FT_UInt GlyphCount;
+ FT_UInt i;
+
+
+ GlyphCount = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (GlyphCount = %d)\n", GlyphCount ));
+
+ OTV_LIMIT_CHECK( GlyphCount * 2 ); /* GlyphArray */
+
+ for ( i = 0; i < GlyphCount; ++i )
+ {
+ FT_UInt gid;
+
+
+ gid = FT_NEXT_USHORT( p );
+ if ( gid >= valid->glyph_count )
+ FT_INVALID_GLYPH_ID;
+ }
+
+ total = GlyphCount;
+ }
+ break;
+
+ case 2: /* CoverageFormat2 */
+ {
+ FT_UInt n, RangeCount;
+ FT_UInt Start, End, StartCoverageIndex, last = 0;
+
+
+ RangeCount = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (RangeCount = %d)\n", RangeCount ));
+
+ OTV_LIMIT_CHECK( RangeCount * 6 );
+
+ /* RangeRecord */
+ for ( n = 0; n < RangeCount; n++ )
+ {
+ Start = FT_NEXT_USHORT( p );
+ End = FT_NEXT_USHORT( p );
+ StartCoverageIndex = FT_NEXT_USHORT( p );
+
+ if ( Start > End || StartCoverageIndex != total )
+ FT_INVALID_DATA;
+
+ if ( End >= valid->glyph_count )
+ FT_INVALID_GLYPH_ID;
+
+ if ( n > 0 && Start <= last )
+ FT_INVALID_DATA;
+
+ total += End - Start + 1;
+ last = End;
+ }
+ }
+ break;
+
+ default:
+ FT_INVALID_FORMAT;
+ }
+
+ /* Generally, a coverage table offset has an associated count field. */
+ /* The number of glyphs in the table should match this field. If */
+ /* there is no associated count, a value of -1 tells us not to check. */
+ if ( expected_count != -1 && (FT_UInt)expected_count != total )
+ FT_INVALID_DATA;
+
+ OTV_EXIT;
+ }
+
+
+ FT_LOCAL_DEF( FT_UInt )
+ otv_Coverage_get_first( FT_Bytes table )
+ {
+ FT_Bytes p = table;
+
+
+ p += 4; /* skip CoverageFormat and Glyph/RangeCount */
+
+ return FT_NEXT_USHORT( p );
+ }
+
+
+ FT_LOCAL_DEF( FT_UInt )
+ otv_Coverage_get_last( FT_Bytes table )
+ {
+ FT_Bytes p = table;
+ FT_UInt CoverageFormat = FT_NEXT_USHORT( p );
+ FT_UInt count = FT_NEXT_USHORT( p ); /* Glyph/RangeCount */
+ FT_UInt result = 0;
+
+
+ switch ( CoverageFormat )
+ {
+ case 1:
+ p += ( count - 1 ) * 2;
+ result = FT_NEXT_USHORT( p );
+ break;
+
+ case 2:
+ p += ( count - 1 ) * 6 + 2;
+ result = FT_NEXT_USHORT( p );
+ break;
+
+ default:
+ ;
+ }
+
+ return result;
+ }
+
+
+ FT_LOCAL_DEF( FT_UInt )
+ otv_Coverage_get_count( FT_Bytes table )
+ {
+ FT_Bytes p = table;
+ FT_UInt CoverageFormat = FT_NEXT_USHORT( p );
+ FT_UInt count = FT_NEXT_USHORT( p ); /* Glyph/RangeCount */
+ FT_UInt result = 0;
+
+
+ switch ( CoverageFormat )
+ {
+ case 1:
+ return count;
+
+ case 2:
+ {
+ FT_UInt Start, End;
+
+
+ for ( ; count > 0; count-- )
+ {
+ Start = FT_NEXT_USHORT( p );
+ End = FT_NEXT_USHORT( p );
+ p += 2; /* skip StartCoverageIndex */
+
+ result += End - Start + 1;
+ }
+ }
+ break;
+
+ default:
+ ;
+ }
+
+ return result;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** CLASS DEFINITION TABLE *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_LOCAL_DEF( void )
+ otv_ClassDef_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt ClassFormat;
+
+
+ OTV_NAME_ENTER( "ClassDef" );
+
+ OTV_LIMIT_CHECK( 4 );
+ ClassFormat = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (format %d)\n", ClassFormat ));
+
+ switch ( ClassFormat )
+ {
+ case 1: /* ClassDefFormat1 */
+ {
+ FT_UInt StartGlyph;
+ FT_UInt GlyphCount;
+
+
+ OTV_LIMIT_CHECK( 4 );
+
+ StartGlyph = FT_NEXT_USHORT( p );
+ GlyphCount = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (GlyphCount = %d)\n", GlyphCount ));
+
+ OTV_LIMIT_CHECK( GlyphCount * 2 ); /* ClassValueArray */
+
+ if ( StartGlyph + GlyphCount - 1 >= valid->glyph_count )
+ FT_INVALID_GLYPH_ID;
+ }
+ break;
+
+ case 2: /* ClassDefFormat2 */
+ {
+ FT_UInt n, ClassRangeCount;
+ FT_UInt Start, End, last = 0;
+
+
+ ClassRangeCount = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (ClassRangeCount = %d)\n", ClassRangeCount ));
+
+ OTV_LIMIT_CHECK( ClassRangeCount * 6 );
+
+ /* ClassRangeRecord */
+ for ( n = 0; n < ClassRangeCount; n++ )
+ {
+ Start = FT_NEXT_USHORT( p );
+ End = FT_NEXT_USHORT( p );
+ p += 2; /* skip Class */
+
+ if ( Start > End || ( n > 0 && Start <= last ) )
+ FT_INVALID_DATA;
+
+ if ( End >= valid->glyph_count )
+ FT_INVALID_GLYPH_ID;
+
+ last = End;
+ }
+ }
+ break;
+
+ default:
+ FT_INVALID_FORMAT;
+ }
+
+ /* no need to check glyph indices used as input to class definition */
+ /* tables since even invalid glyph indices return a meaningful result */
+
+ OTV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** DEVICE TABLE *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_LOCAL_DEF( void )
+ otv_Device_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt StartSize, EndSize, DeltaFormat, count;
+
+
+ OTV_NAME_ENTER( "Device" );
+
+ OTV_LIMIT_CHECK( 8 );
+ StartSize = FT_NEXT_USHORT( p );
+ EndSize = FT_NEXT_USHORT( p );
+ DeltaFormat = FT_NEXT_USHORT( p );
+
+ if ( DeltaFormat < 1 || DeltaFormat > 3 )
+ FT_INVALID_FORMAT;
+
+ if ( EndSize < StartSize )
+ FT_INVALID_DATA;
+
+ count = EndSize - StartSize + 1;
+ OTV_LIMIT_CHECK( ( 1 << DeltaFormat ) * count / 8 ); /* DeltaValue */
+
+ OTV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** LOOKUPS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* uses valid->type_count */
+ /* uses valid->type_funcs */
+
+ FT_LOCAL_DEF( void )
+ otv_Lookup_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt LookupType, SubTableCount;
+ OTV_Validate_Func validate;
+
+
+ OTV_NAME_ENTER( "Lookup" );
+
+ OTV_LIMIT_CHECK( 6 );
+ LookupType = FT_NEXT_USHORT( p );
+ p += 2; /* skip LookupFlag */
+ SubTableCount = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (type %d)\n", LookupType ));
+
+ if ( LookupType == 0 || LookupType > valid->type_count )
+ FT_INVALID_DATA;
+
+ validate = valid->type_funcs[LookupType - 1];
+
+ OTV_TRACE(( " (SubTableCount = %d)\n", SubTableCount ));
+
+ OTV_LIMIT_CHECK( SubTableCount * 2 );
+
+ /* SubTable */
+ for ( ; SubTableCount > 0; SubTableCount-- )
+ validate( table + FT_NEXT_USHORT( p ), valid );
+
+ OTV_EXIT;
+ }
+
+
+ /* uses valid->lookup_count */
+
+ FT_LOCAL_DEF( void )
+ otv_LookupList_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt LookupCount;
+
+
+ OTV_NAME_ENTER( "LookupList" );
+
+ OTV_LIMIT_CHECK( 2 );
+ LookupCount = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (LookupCount = %d)\n", LookupCount ));
+
+ OTV_LIMIT_CHECK( LookupCount * 2 );
+
+ valid->lookup_count = LookupCount;
+
+ /* Lookup */
+ for ( ; LookupCount > 0; LookupCount-- )
+ otv_Lookup_validate( table + FT_NEXT_USHORT( p ), valid );
+
+ OTV_EXIT;
+ }
+
+
+ static FT_UInt
+ otv_LookupList_get_count( FT_Bytes table )
+ {
+ return FT_NEXT_USHORT( table );
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** FEATURES *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* uses valid->lookup_count */
+
+ FT_LOCAL_DEF( void )
+ otv_Feature_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt LookupCount;
+
+
+ OTV_NAME_ENTER( "Feature" );
+
+ OTV_LIMIT_CHECK( 4 );
+ p += 2; /* skip FeatureParams (unused) */
+ LookupCount = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (LookupCount = %d)\n", LookupCount ));
+
+ OTV_LIMIT_CHECK( LookupCount * 2 );
+
+ /* LookupListIndex */
+ for ( ; LookupCount > 0; LookupCount-- )
+ if ( FT_NEXT_USHORT( p ) >= valid->lookup_count )
+ FT_INVALID_DATA;
+
+ OTV_EXIT;
+ }
+
+
+ static FT_UInt
+ otv_Feature_get_count( FT_Bytes table )
+ {
+ return FT_NEXT_USHORT( table );
+ }
+
+
+ /* sets valid->lookup_count */
+
+ FT_LOCAL_DEF( void )
+ otv_FeatureList_validate( FT_Bytes table,
+ FT_Bytes lookups,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt FeatureCount;
+
+
+ OTV_NAME_ENTER( "FeatureList" );
+
+ OTV_LIMIT_CHECK( 2 );
+ FeatureCount = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (FeatureCount = %d)\n", FeatureCount ));
+
+ OTV_LIMIT_CHECK( FeatureCount * 2 );
+
+ valid->lookup_count = otv_LookupList_get_count( lookups );
+
+ /* FeatureRecord */
+ for ( ; FeatureCount > 0; FeatureCount-- )
+ {
+ p += 4; /* skip FeatureTag */
+
+ /* Feature */
+ otv_Feature_validate( table + FT_NEXT_USHORT( p ), valid );
+ }
+
+ OTV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** LANGUAGE SYSTEM *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /* uses valid->extra1 (number of features) */
+
+ FT_LOCAL_DEF( void )
+ otv_LangSys_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt ReqFeatureIndex;
+ FT_UInt FeatureCount;
+
+
+ OTV_NAME_ENTER( "LangSys" );
+
+ OTV_LIMIT_CHECK( 6 );
+ p += 2; /* skip LookupOrder (unused) */
+ ReqFeatureIndex = FT_NEXT_USHORT( p );
+ FeatureCount = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (ReqFeatureIndex = %d)\n", ReqFeatureIndex ));
+ OTV_TRACE(( " (FeatureCount = %d)\n", FeatureCount ));
+
+ if ( ReqFeatureIndex != 0xFFFFU && ReqFeatureIndex >= valid->extra1 )
+ FT_INVALID_DATA;
+
+ OTV_LIMIT_CHECK( FeatureCount * 2 );
+
+ /* FeatureIndex */
+ for ( ; FeatureCount > 0; FeatureCount-- )
+ if ( FT_NEXT_USHORT( p ) >= valid->extra1 )
+ FT_INVALID_DATA;
+
+ OTV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** SCRIPTS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_LOCAL_DEF( void )
+ otv_Script_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_UInt DefaultLangSys, LangSysCount;
+ FT_Bytes p = table;
+
+
+ OTV_NAME_ENTER( "Script" );
+
+ OTV_LIMIT_CHECK( 4 );
+ DefaultLangSys = FT_NEXT_USHORT( p );
+ LangSysCount = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (LangSysCount = %d)\n", LangSysCount ));
+
+ if ( DefaultLangSys != 0 )
+ otv_LangSys_validate( table + DefaultLangSys, valid );
+
+ OTV_LIMIT_CHECK( LangSysCount * 6 );
+
+ /* LangSysRecord */
+ for ( ; LangSysCount > 0; LangSysCount-- )
+ {
+ p += 4; /* skip LangSysTag */
+
+ /* LangSys */
+ otv_LangSys_validate( table + FT_NEXT_USHORT( p ), valid );
+ }
+
+ OTV_EXIT;
+ }
+
+
+ /* sets valid->extra1 (number of features) */
+
+ FT_LOCAL_DEF( void )
+ otv_ScriptList_validate( FT_Bytes table,
+ FT_Bytes features,
+ OTV_Validator valid )
+ {
+ FT_UInt ScriptCount;
+ FT_Bytes p = table;
+
+
+ OTV_NAME_ENTER( "ScriptList" );
+
+ OTV_LIMIT_CHECK( 2 );
+ ScriptCount = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (ScriptCount = %d)\n", ScriptCount ));
+
+ OTV_LIMIT_CHECK( ScriptCount * 6 );
+
+ valid->extra1 = otv_Feature_get_count( features );
+
+ /* ScriptRecord */
+ for ( ; ScriptCount > 0; ScriptCount-- )
+ {
+ p += 4; /* skip ScriptTag */
+
+ otv_Script_validate( table + FT_NEXT_USHORT( p ), valid ); /* Script */
+ }
+
+ OTV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** UTILITY FUNCTIONS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /*
+ u: uint16
+ ux: unit16 [x]
+
+ s: struct
+ sx: struct [x]
+ sxy: struct [x], using external y count
+
+ x: uint16 x
+
+ C: Coverage
+
+ O: Offset
+ On: Offset (NULL)
+ Ox: Offset [x]
+ Onx: Offset (NULL) [x]
+ */
+
+ FT_LOCAL_DEF( void )
+ otv_x_Ox( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt Count;
+ OTV_Validate_Func func;
+
+
+ OTV_ENTER;
+
+ OTV_LIMIT_CHECK( 2 );
+ Count = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (Count = %d)\n", Count ));
+
+ OTV_LIMIT_CHECK( Count * 2 );
+
+ valid->nesting_level++;
+ func = valid->func[valid->nesting_level];
+
+ for ( ; Count > 0; Count-- )
+ func( table + FT_NEXT_USHORT( p ), valid );
+
+ valid->nesting_level--;
+
+ OTV_EXIT;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ otv_u_C_x_Ox( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt Count, Coverage;
+ OTV_Validate_Func func;
+
+
+ OTV_ENTER;
+
+ p += 2; /* skip Format */
+
+ OTV_LIMIT_CHECK( 4 );
+ Coverage = FT_NEXT_USHORT( p );
+ Count = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (Count = %d)\n", Count ));
+
+ otv_Coverage_validate( table + Coverage, valid, Count );
+
+ OTV_LIMIT_CHECK( Count * 2 );
+
+ valid->nesting_level++;
+ func = valid->func[valid->nesting_level];
+
+ for ( ; Count > 0; Count-- )
+ func( table + FT_NEXT_USHORT( p ), valid );
+
+ valid->nesting_level--;
+
+ OTV_EXIT;
+ }
+
+
+ /* uses valid->extra1 (if > 0: array value limit) */
+
+ FT_LOCAL_DEF( void )
+ otv_x_ux( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt Count;
+
+
+ OTV_ENTER;
+
+ OTV_LIMIT_CHECK( 2 );
+ Count = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (Count = %d)\n", Count ));
+
+ OTV_LIMIT_CHECK( Count * 2 );
+
+ if ( valid->extra1 )
+ {
+ for ( ; Count > 0; Count-- )
+ if ( FT_NEXT_USHORT( p ) >= valid->extra1 )
+ FT_INVALID_DATA;
+ }
+
+ OTV_EXIT;
+ }
+
+
+ /* `ux' in the function's name is not really correct since only x-1 */
+ /* elements are tested */
+
+ /* uses valid->extra1 (array value limit) */
+
+ FT_LOCAL_DEF( void )
+ otv_x_y_ux_sy( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt Count1, Count2;
+
+
+ OTV_ENTER;
+
+ OTV_LIMIT_CHECK( 4 );
+ Count1 = FT_NEXT_USHORT( p );
+ Count2 = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (Count1 = %d)\n", Count1 ));
+ OTV_TRACE(( " (Count2 = %d)\n", Count2 ));
+
+ if ( Count1 == 0 )
+ FT_INVALID_DATA;
+
+ OTV_LIMIT_CHECK( ( Count1 - 1 ) * 2 + Count2 * 4 );
+ p += ( Count1 - 1 ) * 2;
+
+ for ( ; Count2 > 0; Count2-- )
+ {
+ if ( FT_NEXT_USHORT( p ) >= Count1 )
+ FT_INVALID_DATA;
+
+ if ( FT_NEXT_USHORT( p ) >= valid->extra1 )
+ FT_INVALID_DATA;
+ }
+
+ OTV_EXIT;
+ }
+
+
+ /* `uy' in the function's name is not really correct since only y-1 */
+ /* elements are tested */
+
+ /* uses valid->extra1 (array value limit) */
+
+ FT_LOCAL_DEF( void )
+ otv_x_ux_y_uy_z_uz_p_sp( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt BacktrackCount, InputCount, LookaheadCount;
+ FT_UInt Count;
+
+
+ OTV_ENTER;
+
+ OTV_LIMIT_CHECK( 2 );
+ BacktrackCount = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (BacktrackCount = %d)\n", BacktrackCount ));
+
+ OTV_LIMIT_CHECK( BacktrackCount * 2 + 2 );
+ p += BacktrackCount * 2;
+
+ InputCount = FT_NEXT_USHORT( p );
+ if ( InputCount == 0 )
+ FT_INVALID_DATA;
+
+ OTV_TRACE(( " (InputCount = %d)\n", InputCount ));
+
+ OTV_LIMIT_CHECK( InputCount * 2 );
+ p += ( InputCount - 1 ) * 2;
+
+ LookaheadCount = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (LookaheadCount = %d)\n", LookaheadCount ));
+
+ OTV_LIMIT_CHECK( LookaheadCount * 2 + 2 );
+ p += LookaheadCount * 2;
+
+ Count = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (Count = %d)\n", Count ));
+
+ OTV_LIMIT_CHECK( Count * 4 );
+
+ for ( ; Count > 0; Count-- )
+ {
+ if ( FT_NEXT_USHORT( p ) >= InputCount )
+ FT_INVALID_DATA;
+
+ if ( FT_NEXT_USHORT( p ) >= valid->extra1 )
+ FT_INVALID_DATA;
+ }
+
+ OTV_EXIT;
+ }
+
+
+ /* sets valid->extra1 (valid->lookup_count) */
+
+ FT_LOCAL_DEF( void )
+ otv_u_O_O_x_Onx( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt Coverage, ClassDef, ClassSetCount;
+ OTV_Validate_Func func;
+
+
+ OTV_ENTER;
+
+ p += 2; /* skip Format */
+
+ OTV_LIMIT_CHECK( 6 );
+ Coverage = FT_NEXT_USHORT( p );
+ ClassDef = FT_NEXT_USHORT( p );
+ ClassSetCount = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (ClassSetCount = %d)\n", ClassSetCount ));
+
+ otv_Coverage_validate( table + Coverage, valid, -1 );
+ otv_ClassDef_validate( table + ClassDef, valid );
+
+ OTV_LIMIT_CHECK( ClassSetCount * 2 );
+
+ valid->nesting_level++;
+ func = valid->func[valid->nesting_level];
+ valid->extra1 = valid->lookup_count;
+
+ for ( ; ClassSetCount > 0; ClassSetCount-- )
+ {
+ FT_UInt offset = FT_NEXT_USHORT( p );
+
+
+ if ( offset )
+ func( table + offset, valid );
+ }
+
+ valid->nesting_level--;
+
+ OTV_EXIT;
+ }
+
+
+ /* uses valid->lookup_count */
+
+ FT_LOCAL_DEF( void )
+ otv_u_x_y_Ox_sy( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt GlyphCount, Count, count1;
+
+
+ OTV_ENTER;
+
+ p += 2; /* skip Format */
+
+ OTV_LIMIT_CHECK( 4 );
+ GlyphCount = FT_NEXT_USHORT( p );
+ Count = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (GlyphCount = %d)\n", GlyphCount ));
+ OTV_TRACE(( " (Count = %d)\n", Count ));
+
+ OTV_LIMIT_CHECK( GlyphCount * 2 + Count * 4 );
+
+ for ( count1 = GlyphCount; count1 > 0; count1-- )
+ otv_Coverage_validate( table + FT_NEXT_USHORT( p ), valid, -1 );
+
+ for ( ; Count > 0; Count-- )
+ {
+ if ( FT_NEXT_USHORT( p ) >= GlyphCount )
+ FT_INVALID_DATA;
+
+ if ( FT_NEXT_USHORT( p ) >= valid->lookup_count )
+ FT_INVALID_DATA;
+ }
+
+ OTV_EXIT;
+ }
+
+
+ /* sets valid->extra1 (valid->lookup_count) */
+
+ FT_LOCAL_DEF( void )
+ otv_u_O_O_O_O_x_Onx( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt Coverage;
+ FT_UInt BacktrackClassDef, InputClassDef, LookaheadClassDef;
+ FT_UInt ChainClassSetCount;
+ OTV_Validate_Func func;
+
+
+ OTV_ENTER;
+
+ p += 2; /* skip Format */
+
+ OTV_LIMIT_CHECK( 10 );
+ Coverage = FT_NEXT_USHORT( p );
+ BacktrackClassDef = FT_NEXT_USHORT( p );
+ InputClassDef = FT_NEXT_USHORT( p );
+ LookaheadClassDef = FT_NEXT_USHORT( p );
+ ChainClassSetCount = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (ChainClassSetCount = %d)\n", ChainClassSetCount ));
+
+ otv_Coverage_validate( table + Coverage, valid, -1 );
+
+ otv_ClassDef_validate( table + BacktrackClassDef, valid );
+ otv_ClassDef_validate( table + InputClassDef, valid );
+ otv_ClassDef_validate( table + LookaheadClassDef, valid );
+
+ OTV_LIMIT_CHECK( ChainClassSetCount * 2 );
+
+ valid->nesting_level++;
+ func = valid->func[valid->nesting_level];
+ valid->extra1 = valid->lookup_count;
+
+ for ( ; ChainClassSetCount > 0; ChainClassSetCount-- )
+ {
+ FT_UInt offset = FT_NEXT_USHORT( p );
+
+
+ if ( offset )
+ func( table + offset, valid );
+ }
+
+ valid->nesting_level--;
+
+ OTV_EXIT;
+ }
+
+
+ /* uses valid->lookup_count */
+
+ FT_LOCAL_DEF( void )
+ otv_u_x_Ox_y_Oy_z_Oz_p_sp( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt BacktrackGlyphCount, InputGlyphCount, LookaheadGlyphCount;
+ FT_UInt count1, count2;
+
+
+ OTV_ENTER;
+
+ p += 2; /* skip Format */
+
+ OTV_LIMIT_CHECK( 2 );
+ BacktrackGlyphCount = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (BacktrackGlyphCount = %d)\n", BacktrackGlyphCount ));
+
+ OTV_LIMIT_CHECK( BacktrackGlyphCount * 2 + 2 );
+
+ for ( ; BacktrackGlyphCount > 0; BacktrackGlyphCount-- )
+ otv_Coverage_validate( table + FT_NEXT_USHORT( p ), valid, -1 );
+
+ InputGlyphCount = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (InputGlyphCount = %d)\n", InputGlyphCount ));
+
+ OTV_LIMIT_CHECK( InputGlyphCount * 2 + 2 );
+
+ for ( count1 = InputGlyphCount; count1 > 0; count1-- )
+ otv_Coverage_validate( table + FT_NEXT_USHORT( p ), valid, -1 );
+
+ LookaheadGlyphCount = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (LookaheadGlyphCount = %d)\n", LookaheadGlyphCount ));
+
+ OTV_LIMIT_CHECK( LookaheadGlyphCount * 2 + 2 );
+
+ for ( ; LookaheadGlyphCount > 0; LookaheadGlyphCount-- )
+ otv_Coverage_validate( table + FT_NEXT_USHORT( p ), valid, -1 );
+
+ count2 = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (Count = %d)\n", count2 ));
+
+ OTV_LIMIT_CHECK( count2 * 4 );
+
+ for ( ; count2 > 0; count2-- )
+ {
+ if ( FT_NEXT_USHORT( p ) >= InputGlyphCount )
+ FT_INVALID_DATA;
+
+ if ( FT_NEXT_USHORT( p ) >= valid->lookup_count )
+ FT_INVALID_DATA;
+ }
+
+ OTV_EXIT;
+ }
+
+
+ FT_LOCAL_DEF( FT_UInt )
+ otv_GSUBGPOS_get_Lookup_count( FT_Bytes table )
+ {
+ FT_Bytes p = table + 8;
+
+
+ return otv_LookupList_get_count( table + FT_NEXT_USHORT( p ) );
+ }
+
+
+ FT_LOCAL_DEF( FT_UInt )
+ otv_GSUBGPOS_have_MarkAttachmentType_flag( FT_Bytes table )
+ {
+ FT_Bytes p, lookup;
+ FT_UInt count;
+
+
+ if ( !table )
+ return 0;
+
+ /* LookupList */
+ p = table + 8;
+ table += FT_NEXT_USHORT( p );
+
+ /* LookupCount */
+ p = table;
+ count = FT_NEXT_USHORT( p );
+
+ for ( ; count > 0; count-- )
+ {
+ FT_Bytes oldp;
+
+
+ /* Lookup */
+ lookup = table + FT_NEXT_USHORT( p );
+
+ oldp = p;
+
+ /* LookupFlag */
+ p = lookup + 2;
+ if ( FT_NEXT_USHORT( p ) & 0xFF00U )
+ return 1;
+
+ p = oldp;
+ }
+
+ return 0;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* otvcommn.h */
+/* */
+/* OpenType common tables validation (specification). */
+/* */
+/* Copyright 2004, 2005, 2007, 2009 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __OTVCOMMN_H__
+#define __OTVCOMMN_H__
+
+
+#include <ft2build.h>
+#include "otvalid.h"
+#include FT_INTERNAL_DEBUG_H
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** VALIDATION *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ typedef struct OTV_ValidatorRec_* OTV_Validator;
+
+ typedef void (*OTV_Validate_Func)( FT_Bytes table,
+ OTV_Validator valid );
+
+ typedef struct OTV_ValidatorRec_
+ {
+ FT_Validator root;
+ FT_UInt type_count;
+ OTV_Validate_Func* type_funcs;
+
+ FT_UInt lookup_count;
+ FT_UInt glyph_count;
+
+ FT_UInt nesting_level;
+
+ OTV_Validate_Func func[3];
+
+ FT_UInt extra1; /* for passing parameters */
+ FT_UInt extra2;
+ FT_Bytes extra3;
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+ FT_UInt debug_indent;
+ const FT_String* debug_function_name[3];
+#endif
+
+ } OTV_ValidatorRec;
+
+
+#undef FT_INVALID_
+#define FT_INVALID_( _prefix, _error ) \
+ ft_validator_error( valid->root, _prefix ## _error )
+
+#define OTV_OPTIONAL_TABLE( _table ) FT_UShort _table; \
+ FT_Bytes _table ## _p
+
+#define OTV_OPTIONAL_OFFSET( _offset ) \
+ FT_BEGIN_STMNT \
+ _offset ## _p = p; \
+ _offset = FT_NEXT_USHORT( p ); \
+ FT_END_STMNT
+
+#define OTV_LIMIT_CHECK( _count ) \
+ FT_BEGIN_STMNT \
+ if ( p + (_count) > valid->root->limit ) \
+ FT_INVALID_TOO_SHORT; \
+ FT_END_STMNT
+
+#define OTV_SIZE_CHECK( _size ) \
+ FT_BEGIN_STMNT \
+ if ( _size > 0 && _size < table_size ) \
+ { \
+ if ( valid->root->level == FT_VALIDATE_PARANOID ) \
+ FT_INVALID_OFFSET; \
+ else \
+ { \
+ /* strip off `const' */ \
+ FT_Byte* pp = (FT_Byte*)_size ## _p; \
+ \
+ \
+ FT_TRACE3(( "\n" \
+ "Invalid offset to optional table `%s'" \
+ " set to zero.\n" \
+ "\n", #_size )); \
+ \
+ /* always assume 16bit entities */ \
+ _size = pp[0] = pp[1] = 0; \
+ } \
+ } \
+ FT_END_STMNT
+
+
+#define OTV_NAME_(x) #x
+#define OTV_NAME(x) OTV_NAME_(x)
+
+#define OTV_FUNC_(x) x##Func
+#define OTV_FUNC(x) OTV_FUNC_(x)
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+
+#define OTV_NEST1( x ) \
+ FT_BEGIN_STMNT \
+ valid->nesting_level = 0; \
+ valid->func[0] = OTV_FUNC( x ); \
+ valid->debug_function_name[0] = OTV_NAME( x ); \
+ FT_END_STMNT
+
+#define OTV_NEST2( x, y ) \
+ FT_BEGIN_STMNT \
+ valid->nesting_level = 0; \
+ valid->func[0] = OTV_FUNC( x ); \
+ valid->func[1] = OTV_FUNC( y ); \
+ valid->debug_function_name[0] = OTV_NAME( x ); \
+ valid->debug_function_name[1] = OTV_NAME( y ); \
+ FT_END_STMNT
+
+#define OTV_NEST3( x, y, z ) \
+ FT_BEGIN_STMNT \
+ valid->nesting_level = 0; \
+ valid->func[0] = OTV_FUNC( x ); \
+ valid->func[1] = OTV_FUNC( y ); \
+ valid->func[2] = OTV_FUNC( z ); \
+ valid->debug_function_name[0] = OTV_NAME( x ); \
+ valid->debug_function_name[1] = OTV_NAME( y ); \
+ valid->debug_function_name[2] = OTV_NAME( z ); \
+ FT_END_STMNT
+
+#define OTV_INIT valid->debug_indent = 0
+
+#define OTV_ENTER \
+ FT_BEGIN_STMNT \
+ valid->debug_indent += 2; \
+ FT_TRACE4(( "%*.s", valid->debug_indent, 0 )); \
+ FT_TRACE4(( "%s table\n", \
+ valid->debug_function_name[valid->nesting_level] )); \
+ FT_END_STMNT
+
+#define OTV_NAME_ENTER( name ) \
+ FT_BEGIN_STMNT \
+ valid->debug_indent += 2; \
+ FT_TRACE4(( "%*.s", valid->debug_indent, 0 )); \
+ FT_TRACE4(( "%s table\n", name )); \
+ FT_END_STMNT
+
+#define OTV_EXIT valid->debug_indent -= 2
+
+#define OTV_TRACE( s ) \
+ FT_BEGIN_STMNT \
+ FT_TRACE4(( "%*.s", valid->debug_indent, 0 )); \
+ FT_TRACE4( s ); \
+ FT_END_STMNT
+
+#else /* !FT_DEBUG_LEVEL_TRACE */
+
+#define OTV_NEST1( x ) \
+ FT_BEGIN_STMNT \
+ valid->nesting_level = 0; \
+ valid->func[0] = OTV_FUNC( x ); \
+ FT_END_STMNT
+
+#define OTV_NEST2( x, y ) \
+ FT_BEGIN_STMNT \
+ valid->nesting_level = 0; \
+ valid->func[0] = OTV_FUNC( x ); \
+ valid->func[1] = OTV_FUNC( y ); \
+ FT_END_STMNT
+
+#define OTV_NEST3( x, y, z ) \
+ FT_BEGIN_STMNT \
+ valid->nesting_level = 0; \
+ valid->func[0] = OTV_FUNC( x ); \
+ valid->func[1] = OTV_FUNC( y ); \
+ valid->func[2] = OTV_FUNC( z ); \
+ FT_END_STMNT
+
+#define OTV_INIT do { } while ( 0 )
+#define OTV_ENTER do { } while ( 0 )
+#define OTV_NAME_ENTER( name ) do { } while ( 0 )
+#define OTV_EXIT do { } while ( 0 )
+
+#define OTV_TRACE( s ) do { } while ( 0 )
+
+#endif /* !FT_DEBUG_LEVEL_TRACE */
+
+
+#define OTV_RUN valid->func[0]
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** COVERAGE TABLE *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_LOCAL( void )
+ otv_Coverage_validate( FT_Bytes table,
+ OTV_Validator valid,
+ FT_Int expected_count );
+
+ /* return first covered glyph */
+ FT_LOCAL( FT_UInt )
+ otv_Coverage_get_first( FT_Bytes table );
+
+ /* return last covered glyph */
+ FT_LOCAL( FT_UInt )
+ otv_Coverage_get_last( FT_Bytes table );
+
+ /* return number of covered glyphs */
+ FT_LOCAL( FT_UInt )
+ otv_Coverage_get_count( FT_Bytes table );
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** CLASS DEFINITION TABLE *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_LOCAL( void )
+ otv_ClassDef_validate( FT_Bytes table,
+ OTV_Validator valid );
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** DEVICE TABLE *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_LOCAL( void )
+ otv_Device_validate( FT_Bytes table,
+ OTV_Validator valid );
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** LOOKUPS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_LOCAL( void )
+ otv_Lookup_validate( FT_Bytes table,
+ OTV_Validator valid );
+
+ FT_LOCAL( void )
+ otv_LookupList_validate( FT_Bytes table,
+ OTV_Validator valid );
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** FEATURES *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_LOCAL( void )
+ otv_Feature_validate( FT_Bytes table,
+ OTV_Validator valid );
+
+ /* lookups must already be validated */
+ FT_LOCAL( void )
+ otv_FeatureList_validate( FT_Bytes table,
+ FT_Bytes lookups,
+ OTV_Validator valid );
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** LANGUAGE SYSTEM *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_LOCAL( void )
+ otv_LangSys_validate( FT_Bytes table,
+ OTV_Validator valid );
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** SCRIPTS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_LOCAL( void )
+ otv_Script_validate( FT_Bytes table,
+ OTV_Validator valid );
+
+ /* features must already be validated */
+ FT_LOCAL( void )
+ otv_ScriptList_validate( FT_Bytes table,
+ FT_Bytes features,
+ OTV_Validator valid );
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** UTILITY FUNCTIONS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+#define ChainPosClassSetFunc otv_x_Ox
+#define ChainPosRuleSetFunc otv_x_Ox
+#define ChainSubClassSetFunc otv_x_Ox
+#define ChainSubRuleSetFunc otv_x_Ox
+#define JstfLangSysFunc otv_x_Ox
+#define JstfMaxFunc otv_x_Ox
+#define LigGlyphFunc otv_x_Ox
+#define LigatureArrayFunc otv_x_Ox
+#define LigatureSetFunc otv_x_Ox
+#define PosClassSetFunc otv_x_Ox
+#define PosRuleSetFunc otv_x_Ox
+#define SubClassSetFunc otv_x_Ox
+#define SubRuleSetFunc otv_x_Ox
+
+ FT_LOCAL( void )
+ otv_x_Ox ( FT_Bytes table,
+ OTV_Validator valid );
+
+#define AlternateSubstFormat1Func otv_u_C_x_Ox
+#define ChainContextPosFormat1Func otv_u_C_x_Ox
+#define ChainContextSubstFormat1Func otv_u_C_x_Ox
+#define ContextPosFormat1Func otv_u_C_x_Ox
+#define ContextSubstFormat1Func otv_u_C_x_Ox
+#define LigatureSubstFormat1Func otv_u_C_x_Ox
+#define MultipleSubstFormat1Func otv_u_C_x_Ox
+
+ FT_LOCAL( void )
+ otv_u_C_x_Ox( FT_Bytes table,
+ OTV_Validator valid );
+
+#define AlternateSetFunc otv_x_ux
+#define AttachPointFunc otv_x_ux
+#define ExtenderGlyphFunc otv_x_ux
+#define JstfGPOSModListFunc otv_x_ux
+#define JstfGSUBModListFunc otv_x_ux
+#define SequenceFunc otv_x_ux
+
+ FT_LOCAL( void )
+ otv_x_ux( FT_Bytes table,
+ OTV_Validator valid );
+
+#define PosClassRuleFunc otv_x_y_ux_sy
+#define PosRuleFunc otv_x_y_ux_sy
+#define SubClassRuleFunc otv_x_y_ux_sy
+#define SubRuleFunc otv_x_y_ux_sy
+
+ FT_LOCAL( void )
+ otv_x_y_ux_sy( FT_Bytes table,
+ OTV_Validator valid );
+
+#define ChainPosClassRuleFunc otv_x_ux_y_uy_z_uz_p_sp
+#define ChainPosRuleFunc otv_x_ux_y_uy_z_uz_p_sp
+#define ChainSubClassRuleFunc otv_x_ux_y_uy_z_uz_p_sp
+#define ChainSubRuleFunc otv_x_ux_y_uy_z_uz_p_sp
+
+ FT_LOCAL( void )
+ otv_x_ux_y_uy_z_uz_p_sp( FT_Bytes table,
+ OTV_Validator valid );
+
+#define ContextPosFormat2Func otv_u_O_O_x_Onx
+#define ContextSubstFormat2Func otv_u_O_O_x_Onx
+
+ FT_LOCAL( void )
+ otv_u_O_O_x_Onx( FT_Bytes table,
+ OTV_Validator valid );
+
+#define ContextPosFormat3Func otv_u_x_y_Ox_sy
+#define ContextSubstFormat3Func otv_u_x_y_Ox_sy
+
+ FT_LOCAL( void )
+ otv_u_x_y_Ox_sy( FT_Bytes table,
+ OTV_Validator valid );
+
+#define ChainContextPosFormat2Func otv_u_O_O_O_O_x_Onx
+#define ChainContextSubstFormat2Func otv_u_O_O_O_O_x_Onx
+
+ FT_LOCAL( void )
+ otv_u_O_O_O_O_x_Onx( FT_Bytes table,
+ OTV_Validator valid );
+
+#define ChainContextPosFormat3Func otv_u_x_Ox_y_Oy_z_Oz_p_sp
+#define ChainContextSubstFormat3Func otv_u_x_Ox_y_Oy_z_Oz_p_sp
+
+ FT_LOCAL( void )
+ otv_u_x_Ox_y_Oy_z_Oz_p_sp( FT_Bytes table,
+ OTV_Validator valid );
+
+
+ FT_LOCAL( FT_UInt )
+ otv_GSUBGPOS_get_Lookup_count( FT_Bytes table );
+
+ FT_LOCAL( FT_UInt )
+ otv_GSUBGPOS_have_MarkAttachmentType_flag( FT_Bytes table );
+
+ /* */
+
+FT_END_HEADER
+
+#endif /* __OTVCOMMN_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* otverror.h */
+/* */
+/* OpenType validation module error codes (specification only). */
+/* */
+/* Copyright 2004, 2005, 2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This file is used to define the OpenType validation module error */
+ /* enumeration constants. */
+ /* */
+ /*************************************************************************/
+
+#ifndef __OTVERROR_H__
+#define __OTVERROR_H__
+
+#include FT_MODULE_ERRORS_H
+
+#undef __FTERRORS_H__
+
+#undef FT_ERR_PREFIX
+#define FT_ERR_PREFIX OTV_Err_
+#define FT_ERR_BASE FT_Mod_Err_OTvalid
+
+#define FT_KEEP_ERR_PREFIX
+
+#include FT_ERRORS_H
+
+#endif /* __OTVERROR_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* otvgdef.c */
+/* */
+/* OpenType GDEF table validation (body). */
+/* */
+/* Copyright 2004, 2005, 2007 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include "otvalid.h"
+#include "otvcommn.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_otvgdef
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** UTILITY FUNCTIONS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+#define AttachListFunc otv_O_x_Ox
+#define LigCaretListFunc otv_O_x_Ox
+
+ /* sets valid->extra1 (0) */
+
+ static void
+ otv_O_x_Ox( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_Bytes Coverage;
+ FT_UInt GlyphCount;
+ OTV_Validate_Func func;
+
+
+ OTV_ENTER;
+
+ OTV_LIMIT_CHECK( 4 );
+ Coverage = table + FT_NEXT_USHORT( p );
+ GlyphCount = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (GlyphCount = %d)\n", GlyphCount ));
+
+ otv_Coverage_validate( Coverage, valid, GlyphCount );
+ if ( GlyphCount != otv_Coverage_get_count( Coverage ) )
+ FT_INVALID_DATA;
+
+ OTV_LIMIT_CHECK( GlyphCount * 2 );
+
+ valid->nesting_level++;
+ func = valid->func[valid->nesting_level];
+ valid->extra1 = 0;
+
+ for ( ; GlyphCount > 0; GlyphCount-- )
+ func( table + FT_NEXT_USHORT( p ), valid );
+
+ valid->nesting_level--;
+
+ OTV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** LIGATURE CARETS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+#define CaretValueFunc otv_CaretValue_validate
+
+ static void
+ otv_CaretValue_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt CaretValueFormat;
+
+
+ OTV_ENTER;
+
+ OTV_LIMIT_CHECK( 4 );
+
+ CaretValueFormat = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (format = %d)\n", CaretValueFormat ));
+
+ switch ( CaretValueFormat )
+ {
+ case 1: /* CaretValueFormat1 */
+ /* skip Coordinate, no test */
+ break;
+
+ case 2: /* CaretValueFormat2 */
+ /* skip CaretValuePoint, no test */
+ break;
+
+ case 3: /* CaretValueFormat3 */
+ p += 2; /* skip Coordinate */
+
+ OTV_LIMIT_CHECK( 2 );
+
+ /* DeviceTable */
+ otv_Device_validate( table + FT_NEXT_USHORT( p ), valid );
+ break;
+
+ default:
+ FT_INVALID_FORMAT;
+ }
+
+ OTV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** GDEF TABLE *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* sets valid->glyph_count */
+
+ FT_LOCAL_DEF( void )
+ otv_GDEF_validate( FT_Bytes table,
+ FT_Bytes gsub,
+ FT_Bytes gpos,
+ FT_UInt glyph_count,
+ FT_Validator ftvalid )
+ {
+ OTV_ValidatorRec validrec;
+ OTV_Validator valid = &validrec;
+ FT_Bytes p = table;
+ FT_UInt table_size;
+ FT_Bool need_MarkAttachClassDef;
+
+ OTV_OPTIONAL_TABLE( GlyphClassDef );
+ OTV_OPTIONAL_TABLE( AttachListOffset );
+ OTV_OPTIONAL_TABLE( LigCaretListOffset );
+ OTV_OPTIONAL_TABLE( MarkAttachClassDef );
+
+
+ valid->root = ftvalid;
+
+ FT_TRACE3(( "validating GDEF table\n" ));
+ OTV_INIT;
+
+ OTV_LIMIT_CHECK( 12 );
+
+ if ( FT_NEXT_ULONG( p ) != 0x10000UL ) /* Version */
+ FT_INVALID_FORMAT;
+
+ /* MarkAttachClassDef has been added to the OpenType */
+ /* specification without increasing GDEF's version, */
+ /* so we use this ugly hack to find out whether the */
+ /* table is needed actually. */
+
+ need_MarkAttachClassDef = FT_BOOL(
+ otv_GSUBGPOS_have_MarkAttachmentType_flag( gsub ) ||
+ otv_GSUBGPOS_have_MarkAttachmentType_flag( gpos ) );
+
+ if ( need_MarkAttachClassDef )
+ table_size = 12; /* OpenType >= 1.2 */
+ else
+ table_size = 10; /* OpenType < 1.2 */
+
+ valid->glyph_count = glyph_count;
+
+ OTV_OPTIONAL_OFFSET( GlyphClassDef );
+ OTV_SIZE_CHECK( GlyphClassDef );
+ if ( GlyphClassDef )
+ otv_ClassDef_validate( table + GlyphClassDef, valid );
+
+ OTV_OPTIONAL_OFFSET( AttachListOffset );
+ OTV_SIZE_CHECK( AttachListOffset );
+ if ( AttachListOffset )
+ {
+ OTV_NEST2( AttachList, AttachPoint );
+ OTV_RUN( table + AttachListOffset, valid );
+ }
+
+ OTV_OPTIONAL_OFFSET( LigCaretListOffset );
+ OTV_SIZE_CHECK( LigCaretListOffset );
+ if ( LigCaretListOffset )
+ {
+ OTV_NEST3( LigCaretList, LigGlyph, CaretValue );
+ OTV_RUN( table + LigCaretListOffset, valid );
+ }
+
+ if ( need_MarkAttachClassDef )
+ {
+ OTV_OPTIONAL_OFFSET( MarkAttachClassDef );
+ OTV_SIZE_CHECK( MarkAttachClassDef );
+ if ( MarkAttachClassDef )
+ otv_ClassDef_validate( table + MarkAttachClassDef, valid );
+ }
+
+ FT_TRACE4(( "\n" ));
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* otvgpos.c */
+/* */
+/* OpenType GPOS table validation (body). */
+/* */
+/* Copyright 2002, 2004, 2005, 2006, 2007, 2008 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include "otvalid.h"
+#include "otvcommn.h"
+#include "otvgpos.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_otvgpos
+
+
+ static void
+ otv_Anchor_validate( FT_Bytes table,
+ OTV_Validator valid );
+
+ static void
+ otv_MarkArray_validate( FT_Bytes table,
+ OTV_Validator valid );
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** UTILITY FUNCTIONS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+#define BaseArrayFunc otv_x_sxy
+#define LigatureAttachFunc otv_x_sxy
+#define Mark2ArrayFunc otv_x_sxy
+
+ /* uses valid->extra1 (counter) */
+ /* uses valid->extra2 (boolean to handle NULL anchor field) */
+
+ static void
+ otv_x_sxy( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt Count, count1, table_size;
+
+
+ OTV_ENTER;
+
+ OTV_LIMIT_CHECK( 2 );
+
+ Count = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (Count = %d)\n", Count ));
+
+ OTV_LIMIT_CHECK( Count * valid->extra1 * 2 );
+
+ table_size = Count * valid->extra1 * 2 + 2;
+
+ for ( ; Count > 0; Count-- )
+ for ( count1 = valid->extra1; count1 > 0; count1-- )
+ {
+ OTV_OPTIONAL_TABLE( anchor_offset );
+
+
+ OTV_OPTIONAL_OFFSET( anchor_offset );
+
+ if ( valid->extra2 )
+ {
+ OTV_SIZE_CHECK( anchor_offset );
+ if ( anchor_offset )
+ otv_Anchor_validate( table + anchor_offset, valid );
+ }
+ else
+ otv_Anchor_validate( table + anchor_offset, valid );
+ }
+
+ OTV_EXIT;
+ }
+
+
+#define MarkBasePosFormat1Func otv_u_O_O_u_O_O
+#define MarkLigPosFormat1Func otv_u_O_O_u_O_O
+#define MarkMarkPosFormat1Func otv_u_O_O_u_O_O
+
+ /* sets valid->extra1 (class count) */
+
+ static void
+ otv_u_O_O_u_O_O( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt Coverage1, Coverage2, ClassCount;
+ FT_UInt Array1, Array2;
+ OTV_Validate_Func func;
+
+
+ OTV_ENTER;
+
+ p += 2; /* skip PosFormat */
+
+ OTV_LIMIT_CHECK( 10 );
+ Coverage1 = FT_NEXT_USHORT( p );
+ Coverage2 = FT_NEXT_USHORT( p );
+ ClassCount = FT_NEXT_USHORT( p );
+ Array1 = FT_NEXT_USHORT( p );
+ Array2 = FT_NEXT_USHORT( p );
+
+ otv_Coverage_validate( table + Coverage1, valid, -1 );
+ otv_Coverage_validate( table + Coverage2, valid, -1 );
+
+ otv_MarkArray_validate( table + Array1, valid );
+
+ valid->nesting_level++;
+ func = valid->func[valid->nesting_level];
+ valid->extra1 = ClassCount;
+
+ func( table + Array2, valid );
+
+ valid->nesting_level--;
+
+ OTV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** VALUE RECORDS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ static FT_UInt
+ otv_value_length( FT_UInt format )
+ {
+ FT_UInt count;
+
+
+ count = ( ( format & 0xAA ) >> 1 ) + ( format & 0x55 );
+ count = ( ( count & 0xCC ) >> 2 ) + ( count & 0x33 );
+ count = ( ( count & 0xF0 ) >> 4 ) + ( count & 0x0F );
+
+ return count * 2;
+ }
+
+
+ /* uses valid->extra3 (pointer to base table) */
+
+ static void
+ otv_ValueRecord_validate( FT_Bytes table,
+ FT_UInt format,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt count;
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+ FT_Int loop;
+ FT_ULong res = 0;
+
+
+ OTV_NAME_ENTER( "ValueRecord" );
+
+ /* display `format' in dual representation */
+ for ( loop = 7; loop >= 0; loop-- )
+ {
+ res <<= 4;
+ res += ( format >> loop ) & 1;
+ }
+
+ OTV_TRACE(( " (format 0b%08lx)\n", res ));
+#endif
+
+ if ( format >= 0x100 )
+ FT_INVALID_FORMAT;
+
+ for ( count = 4; count > 0; count-- )
+ {
+ if ( format & 1 )
+ {
+ /* XPlacement, YPlacement, XAdvance, YAdvance */
+ OTV_LIMIT_CHECK( 2 );
+ p += 2;
+ }
+
+ format >>= 1;
+ }
+
+ for ( count = 4; count > 0; count-- )
+ {
+ if ( format & 1 )
+ {
+ FT_PtrDist table_size;
+
+ OTV_OPTIONAL_TABLE( device );
+
+
+ /* XPlaDevice, YPlaDevice, XAdvDevice, YAdvDevice */
+ OTV_LIMIT_CHECK( 2 );
+ OTV_OPTIONAL_OFFSET( device );
+
+ /* XXX: this value is usually too small, especially if the current */
+ /* ValueRecord is part of an array -- getting the correct table */
+ /* size is probably not worth the trouble */
+
+ table_size = p - valid->extra3;
+
+ OTV_SIZE_CHECK( device );
+ if ( device )
+ otv_Device_validate( valid->extra3 + device, valid );
+ }
+ format >>= 1;
+ }
+
+ OTV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** ANCHORS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ static void
+ otv_Anchor_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt AnchorFormat;
+
+
+ OTV_NAME_ENTER( "Anchor");
+
+ OTV_LIMIT_CHECK( 6 );
+ AnchorFormat = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (format %d)\n", AnchorFormat ));
+
+ p += 4; /* skip XCoordinate and YCoordinate */
+
+ switch ( AnchorFormat )
+ {
+ case 1:
+ break;
+
+ case 2:
+ OTV_LIMIT_CHECK( 2 ); /* AnchorPoint */
+ break;
+
+ case 3:
+ {
+ FT_UInt table_size;
+
+ OTV_OPTIONAL_TABLE( XDeviceTable );
+ OTV_OPTIONAL_TABLE( YDeviceTable );
+
+
+ OTV_LIMIT_CHECK( 4 );
+ OTV_OPTIONAL_OFFSET( XDeviceTable );
+ OTV_OPTIONAL_OFFSET( YDeviceTable );
+
+ table_size = 6 + 4;
+
+ OTV_SIZE_CHECK( XDeviceTable );
+ if ( XDeviceTable )
+ otv_Device_validate( table + XDeviceTable, valid );
+
+ OTV_SIZE_CHECK( YDeviceTable );
+ if ( YDeviceTable )
+ otv_Device_validate( table + YDeviceTable, valid );
+ }
+ break;
+
+ default:
+ FT_INVALID_FORMAT;
+ }
+
+ OTV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** MARK ARRAYS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ static void
+ otv_MarkArray_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt MarkCount;
+
+
+ OTV_NAME_ENTER( "MarkArray" );
+
+ OTV_LIMIT_CHECK( 2 );
+ MarkCount = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (MarkCount = %d)\n", MarkCount ));
+
+ OTV_LIMIT_CHECK( MarkCount * 4 );
+
+ /* MarkRecord */
+ for ( ; MarkCount > 0; MarkCount-- )
+ {
+ p += 2; /* skip Class */
+ /* MarkAnchor */
+ otv_Anchor_validate( table + FT_NEXT_USHORT( p ), valid );
+ }
+
+ OTV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** GPOS LOOKUP TYPE 1 *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* sets valid->extra3 (pointer to base table) */
+
+ static void
+ otv_SinglePos_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt PosFormat;
+
+
+ OTV_NAME_ENTER( "SinglePos" );
+
+ OTV_LIMIT_CHECK( 2 );
+ PosFormat = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (format %d)\n", PosFormat ));
+
+ valid->extra3 = table;
+
+ switch ( PosFormat )
+ {
+ case 1: /* SinglePosFormat1 */
+ {
+ FT_UInt Coverage, ValueFormat;
+
+
+ OTV_LIMIT_CHECK( 4 );
+ Coverage = FT_NEXT_USHORT( p );
+ ValueFormat = FT_NEXT_USHORT( p );
+
+ otv_Coverage_validate( table + Coverage, valid, -1 );
+ otv_ValueRecord_validate( p, ValueFormat, valid ); /* Value */
+ }
+ break;
+
+ case 2: /* SinglePosFormat2 */
+ {
+ FT_UInt Coverage, ValueFormat, ValueCount, len_value;
+
+
+ OTV_LIMIT_CHECK( 6 );
+ Coverage = FT_NEXT_USHORT( p );
+ ValueFormat = FT_NEXT_USHORT( p );
+ ValueCount = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (ValueCount = %d)\n", ValueCount ));
+
+ len_value = otv_value_length( ValueFormat );
+
+ otv_Coverage_validate( table + Coverage, valid, ValueCount );
+
+ OTV_LIMIT_CHECK( ValueCount * len_value );
+
+ /* Value */
+ for ( ; ValueCount > 0; ValueCount-- )
+ {
+ otv_ValueRecord_validate( p, ValueFormat, valid );
+ p += len_value;
+ }
+ }
+ break;
+
+ default:
+ FT_INVALID_FORMAT;
+ }
+
+ OTV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** GPOS LOOKUP TYPE 2 *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ static void
+ otv_PairSet_validate( FT_Bytes table,
+ FT_UInt format1,
+ FT_UInt format2,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt value_len1, value_len2, PairValueCount;
+
+
+ OTV_NAME_ENTER( "PairSet" );
+
+ OTV_LIMIT_CHECK( 2 );
+ PairValueCount = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (PairValueCount = %d)\n", PairValueCount ));
+
+ value_len1 = otv_value_length( format1 );
+ value_len2 = otv_value_length( format2 );
+
+ OTV_LIMIT_CHECK( PairValueCount * ( value_len1 + value_len2 + 2 ) );
+
+ /* PairValueRecord */
+ for ( ; PairValueCount > 0; PairValueCount-- )
+ {
+ p += 2; /* skip SecondGlyph */
+
+ if ( format1 )
+ otv_ValueRecord_validate( p, format1, valid ); /* Value1 */
+ p += value_len1;
+
+ if ( format2 )
+ otv_ValueRecord_validate( p, format2, valid ); /* Value2 */
+ p += value_len2;
+ }
+
+ OTV_EXIT;
+ }
+
+
+ /* sets valid->extra3 (pointer to base table) */
+
+ static void
+ otv_PairPos_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt PosFormat;
+
+
+ OTV_NAME_ENTER( "PairPos" );
+
+ OTV_LIMIT_CHECK( 2 );
+ PosFormat = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (format %d)\n", PosFormat ));
+
+ valid->extra3 = table;
+
+ switch ( PosFormat )
+ {
+ case 1: /* PairPosFormat1 */
+ {
+ FT_UInt Coverage, ValueFormat1, ValueFormat2, PairSetCount;
+
+
+ OTV_LIMIT_CHECK( 8 );
+ Coverage = FT_NEXT_USHORT( p );
+ ValueFormat1 = FT_NEXT_USHORT( p );
+ ValueFormat2 = FT_NEXT_USHORT( p );
+ PairSetCount = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (PairSetCount = %d)\n", PairSetCount ));
+
+ otv_Coverage_validate( table + Coverage, valid, -1 );
+
+ OTV_LIMIT_CHECK( PairSetCount * 2 );
+
+ /* PairSetOffset */
+ for ( ; PairSetCount > 0; PairSetCount-- )
+ otv_PairSet_validate( table + FT_NEXT_USHORT( p ),
+ ValueFormat1, ValueFormat2, valid );
+ }
+ break;
+
+ case 2: /* PairPosFormat2 */
+ {
+ FT_UInt Coverage, ValueFormat1, ValueFormat2, ClassDef1, ClassDef2;
+ FT_UInt ClassCount1, ClassCount2, len_value1, len_value2, count;
+
+
+ OTV_LIMIT_CHECK( 14 );
+ Coverage = FT_NEXT_USHORT( p );
+ ValueFormat1 = FT_NEXT_USHORT( p );
+ ValueFormat2 = FT_NEXT_USHORT( p );
+ ClassDef1 = FT_NEXT_USHORT( p );
+ ClassDef2 = FT_NEXT_USHORT( p );
+ ClassCount1 = FT_NEXT_USHORT( p );
+ ClassCount2 = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (ClassCount1 = %d)\n", ClassCount1 ));
+ OTV_TRACE(( " (ClassCount2 = %d)\n", ClassCount2 ));
+
+ len_value1 = otv_value_length( ValueFormat1 );
+ len_value2 = otv_value_length( ValueFormat2 );
+
+ otv_Coverage_validate( table + Coverage, valid, -1 );
+ otv_ClassDef_validate( table + ClassDef1, valid );
+ otv_ClassDef_validate( table + ClassDef2, valid );
+
+ OTV_LIMIT_CHECK( ClassCount1 * ClassCount2 *
+ ( len_value1 + len_value2 ) );
+
+ /* Class1Record */
+ for ( ; ClassCount1 > 0; ClassCount1-- )
+ {
+ /* Class2Record */
+ for ( count = ClassCount2; count > 0; count-- )
+ {
+ if ( ValueFormat1 )
+ /* Value1 */
+ otv_ValueRecord_validate( p, ValueFormat1, valid );
+ p += len_value1;
+
+ if ( ValueFormat2 )
+ /* Value2 */
+ otv_ValueRecord_validate( p, ValueFormat2, valid );
+ p += len_value2;
+ }
+ }
+ }
+ break;
+
+ default:
+ FT_INVALID_FORMAT;
+ }
+
+ OTV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** GPOS LOOKUP TYPE 3 *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ static void
+ otv_CursivePos_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt PosFormat;
+
+
+ OTV_NAME_ENTER( "CursivePos" );
+
+ OTV_LIMIT_CHECK( 2 );
+ PosFormat = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (format %d)\n", PosFormat ));
+
+ switch ( PosFormat )
+ {
+ case 1: /* CursivePosFormat1 */
+ {
+ FT_UInt table_size;
+ FT_UInt Coverage, EntryExitCount;
+
+ OTV_OPTIONAL_TABLE( EntryAnchor );
+ OTV_OPTIONAL_TABLE( ExitAnchor );
+
+
+ OTV_LIMIT_CHECK( 4 );
+ Coverage = FT_NEXT_USHORT( p );
+ EntryExitCount = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (EntryExitCount = %d)\n", EntryExitCount ));
+
+ otv_Coverage_validate( table + Coverage, valid, EntryExitCount );
+
+ OTV_LIMIT_CHECK( EntryExitCount * 4 );
+
+ table_size = EntryExitCount * 4 + 4;
+
+ /* EntryExitRecord */
+ for ( ; EntryExitCount > 0; EntryExitCount-- )
+ {
+ OTV_OPTIONAL_OFFSET( EntryAnchor );
+ OTV_OPTIONAL_OFFSET( ExitAnchor );
+
+ OTV_SIZE_CHECK( EntryAnchor );
+ if ( EntryAnchor )
+ otv_Anchor_validate( table + EntryAnchor, valid );
+
+ OTV_SIZE_CHECK( ExitAnchor );
+ if ( ExitAnchor )
+ otv_Anchor_validate( table + ExitAnchor, valid );
+ }
+ }
+ break;
+
+ default:
+ FT_INVALID_FORMAT;
+ }
+
+ OTV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** GPOS LOOKUP TYPE 4 *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* UNDOCUMENTED (in OpenType 1.5): */
+ /* BaseRecord tables can contain NULL pointers. */
+
+ /* sets valid->extra2 (1) */
+
+ static void
+ otv_MarkBasePos_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt PosFormat;
+
+
+ OTV_NAME_ENTER( "MarkBasePos" );
+
+ OTV_LIMIT_CHECK( 2 );
+ PosFormat = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (format %d)\n", PosFormat ));
+
+ switch ( PosFormat )
+ {
+ case 1:
+ valid->extra2 = 1;
+ OTV_NEST2( MarkBasePosFormat1, BaseArray );
+ OTV_RUN( table, valid );
+ break;
+
+ default:
+ FT_INVALID_FORMAT;
+ }
+
+ OTV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** GPOS LOOKUP TYPE 5 *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* sets valid->extra2 (1) */
+
+ static void
+ otv_MarkLigPos_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt PosFormat;
+
+
+ OTV_NAME_ENTER( "MarkLigPos" );
+
+ OTV_LIMIT_CHECK( 2 );
+ PosFormat = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (format %d)\n", PosFormat ));
+
+ switch ( PosFormat )
+ {
+ case 1:
+ valid->extra2 = 1;
+ OTV_NEST3( MarkLigPosFormat1, LigatureArray, LigatureAttach );
+ OTV_RUN( table, valid );
+ break;
+
+ default:
+ FT_INVALID_FORMAT;
+ }
+
+ OTV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** GPOS LOOKUP TYPE 6 *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* sets valid->extra2 (0) */
+
+ static void
+ otv_MarkMarkPos_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt PosFormat;
+
+
+ OTV_NAME_ENTER( "MarkMarkPos" );
+
+ OTV_LIMIT_CHECK( 2 );
+ PosFormat = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (format %d)\n", PosFormat ));
+
+ switch ( PosFormat )
+ {
+ case 1:
+ valid->extra2 = 0;
+ OTV_NEST2( MarkMarkPosFormat1, Mark2Array );
+ OTV_RUN( table, valid );
+ break;
+
+ default:
+ FT_INVALID_FORMAT;
+ }
+
+ OTV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** GPOS LOOKUP TYPE 7 *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* sets valid->extra1 (lookup count) */
+
+ static void
+ otv_ContextPos_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt PosFormat;
+
+
+ OTV_NAME_ENTER( "ContextPos" );
+
+ OTV_LIMIT_CHECK( 2 );
+ PosFormat = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (format %d)\n", PosFormat ));
+
+ switch ( PosFormat )
+ {
+ case 1:
+ /* no need to check glyph indices/classes used as input for these */
+ /* context rules since even invalid glyph indices/classes return */
+ /* meaningful results */
+
+ valid->extra1 = valid->lookup_count;
+ OTV_NEST3( ContextPosFormat1, PosRuleSet, PosRule );
+ OTV_RUN( table, valid );
+ break;
+
+ case 2:
+ /* no need to check glyph indices/classes used as input for these */
+ /* context rules since even invalid glyph indices/classes return */
+ /* meaningful results */
+
+ OTV_NEST3( ContextPosFormat2, PosClassSet, PosClassRule );
+ OTV_RUN( table, valid );
+ break;
+
+ case 3:
+ OTV_NEST1( ContextPosFormat3 );
+ OTV_RUN( table, valid );
+ break;
+
+ default:
+ FT_INVALID_FORMAT;
+ }
+
+ OTV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** GPOS LOOKUP TYPE 8 *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* sets valid->extra1 (lookup count) */
+
+ static void
+ otv_ChainContextPos_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt PosFormat;
+
+
+ OTV_NAME_ENTER( "ChainContextPos" );
+
+ OTV_LIMIT_CHECK( 2 );
+ PosFormat = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (format %d)\n", PosFormat ));
+
+ switch ( PosFormat )
+ {
+ case 1:
+ /* no need to check glyph indices/classes used as input for these */
+ /* context rules since even invalid glyph indices/classes return */
+ /* meaningful results */
+
+ valid->extra1 = valid->lookup_count;
+ OTV_NEST3( ChainContextPosFormat1,
+ ChainPosRuleSet, ChainPosRule );
+ OTV_RUN( table, valid );
+ break;
+
+ case 2:
+ /* no need to check glyph indices/classes used as input for these */
+ /* context rules since even invalid glyph indices/classes return */
+ /* meaningful results */
+
+ OTV_NEST3( ChainContextPosFormat2,
+ ChainPosClassSet, ChainPosClassRule );
+ OTV_RUN( table, valid );
+ break;
+
+ case 3:
+ OTV_NEST1( ChainContextPosFormat3 );
+ OTV_RUN( table, valid );
+ break;
+
+ default:
+ FT_INVALID_FORMAT;
+ }
+
+ OTV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** GPOS LOOKUP TYPE 9 *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* uses valid->type_funcs */
+
+ static void
+ otv_ExtensionPos_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt PosFormat;
+
+
+ OTV_NAME_ENTER( "ExtensionPos" );
+
+ OTV_LIMIT_CHECK( 2 );
+ PosFormat = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (format %d)\n", PosFormat ));
+
+ switch ( PosFormat )
+ {
+ case 1: /* ExtensionPosFormat1 */
+ {
+ FT_UInt ExtensionLookupType;
+ FT_ULong ExtensionOffset;
+ OTV_Validate_Func validate;
+
+
+ OTV_LIMIT_CHECK( 6 );
+ ExtensionLookupType = FT_NEXT_USHORT( p );
+ ExtensionOffset = FT_NEXT_ULONG( p );
+
+ if ( ExtensionLookupType == 0 || ExtensionLookupType >= 9 )
+ FT_INVALID_DATA;
+
+ validate = valid->type_funcs[ExtensionLookupType - 1];
+ validate( table + ExtensionOffset, valid );
+ }
+ break;
+
+ default:
+ FT_INVALID_FORMAT;
+ }
+
+ OTV_EXIT;
+ }
+
+
+ static const OTV_Validate_Func otv_gpos_validate_funcs[9] =
+ {
+ otv_SinglePos_validate,
+ otv_PairPos_validate,
+ otv_CursivePos_validate,
+ otv_MarkBasePos_validate,
+ otv_MarkLigPos_validate,
+ otv_MarkMarkPos_validate,
+ otv_ContextPos_validate,
+ otv_ChainContextPos_validate,
+ otv_ExtensionPos_validate
+ };
+
+
+ /* sets valid->type_count */
+ /* sets valid->type_funcs */
+
+ FT_LOCAL_DEF( void )
+ otv_GPOS_subtable_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ valid->type_count = 9;
+ valid->type_funcs = (OTV_Validate_Func*)otv_gpos_validate_funcs;
+
+ otv_Lookup_validate( table, valid );
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** GPOS TABLE *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* sets valid->glyph_count */
+
+ FT_LOCAL_DEF( void )
+ otv_GPOS_validate( FT_Bytes table,
+ FT_UInt glyph_count,
+ FT_Validator ftvalid )
+ {
+ OTV_ValidatorRec validrec;
+ OTV_Validator valid = &validrec;
+ FT_Bytes p = table;
+ FT_UInt ScriptList, FeatureList, LookupList;
+
+
+ valid->root = ftvalid;
+
+ FT_TRACE3(( "validating GPOS table\n" ));
+ OTV_INIT;
+
+ OTV_LIMIT_CHECK( 10 );
+
+ if ( FT_NEXT_ULONG( p ) != 0x10000UL ) /* Version */
+ FT_INVALID_FORMAT;
+
+ ScriptList = FT_NEXT_USHORT( p );
+ FeatureList = FT_NEXT_USHORT( p );
+ LookupList = FT_NEXT_USHORT( p );
+
+ valid->type_count = 9;
+ valid->type_funcs = (OTV_Validate_Func*)otv_gpos_validate_funcs;
+ valid->glyph_count = glyph_count;
+
+ otv_LookupList_validate( table + LookupList,
+ valid );
+ otv_FeatureList_validate( table + FeatureList, table + LookupList,
+ valid );
+ otv_ScriptList_validate( table + ScriptList, table + FeatureList,
+ valid );
+
+ FT_TRACE4(( "\n" ));
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* otvgpos.h */
+/* */
+/* OpenType GPOS table validator (specification). */
+/* */
+/* Copyright 2004 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __OTVGPOS_H__
+#define __OTVGPOS_H__
+
+
+FT_BEGIN_HEADER
+
+
+ FT_LOCAL( void )
+ otv_GPOS_subtable_validate( FT_Bytes table,
+ OTV_Validator valid );
+
+
+FT_END_HEADER
+
+#endif /* __OTVGPOS_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* otvgsub.c */
+/* */
+/* OpenType GSUB table validation (body). */
+/* */
+/* Copyright 2004, 2005, 2007 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include "otvalid.h"
+#include "otvcommn.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_otvgsub
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** GSUB LOOKUP TYPE 1 *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* uses valid->glyph_count */
+
+ static void
+ otv_SingleSubst_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt SubstFormat;
+
+
+ OTV_NAME_ENTER( "SingleSubst" );
+
+ OTV_LIMIT_CHECK( 2 );
+ SubstFormat = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (format %d)\n", SubstFormat ));
+
+ switch ( SubstFormat )
+ {
+ case 1: /* SingleSubstFormat1 */
+ {
+ FT_Bytes Coverage;
+ FT_Int DeltaGlyphID;
+ FT_Long idx;
+
+
+ OTV_LIMIT_CHECK( 4 );
+ Coverage = table + FT_NEXT_USHORT( p );
+ DeltaGlyphID = FT_NEXT_SHORT( p );
+
+ otv_Coverage_validate( Coverage, valid, -1 );
+
+ idx = otv_Coverage_get_first( Coverage ) + DeltaGlyphID;
+ if ( idx < 0 )
+ FT_INVALID_DATA;
+
+ idx = otv_Coverage_get_last( Coverage ) + DeltaGlyphID;
+ if ( (FT_UInt)idx >= valid->glyph_count )
+ FT_INVALID_DATA;
+ }
+ break;
+
+ case 2: /* SingleSubstFormat2 */
+ {
+ FT_UInt Coverage, GlyphCount;
+
+
+ OTV_LIMIT_CHECK( 4 );
+ Coverage = FT_NEXT_USHORT( p );
+ GlyphCount = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (GlyphCount = %d)\n", GlyphCount ));
+
+ otv_Coverage_validate( table + Coverage, valid, GlyphCount );
+
+ OTV_LIMIT_CHECK( GlyphCount * 2 );
+
+ /* Substitute */
+ for ( ; GlyphCount > 0; GlyphCount-- )
+ if ( FT_NEXT_USHORT( p ) >= valid->glyph_count )
+ FT_INVALID_GLYPH_ID;
+ }
+ break;
+
+ default:
+ FT_INVALID_FORMAT;
+ }
+
+ OTV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** GSUB LOOKUP TYPE 2 *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* sets valid->extra1 (glyph count) */
+
+ static void
+ otv_MultipleSubst_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt SubstFormat;
+
+
+ OTV_NAME_ENTER( "MultipleSubst" );
+
+ OTV_LIMIT_CHECK( 2 );
+ SubstFormat = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (format %d)\n", SubstFormat ));
+
+ switch ( SubstFormat )
+ {
+ case 1:
+ valid->extra1 = valid->glyph_count;
+ OTV_NEST2( MultipleSubstFormat1, Sequence );
+ OTV_RUN( table, valid );
+ break;
+
+ default:
+ FT_INVALID_FORMAT;
+ }
+
+ OTV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** GSUB LOOKUP TYPE 3 *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* sets valid->extra1 (glyph count) */
+
+ static void
+ otv_AlternateSubst_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt SubstFormat;
+
+
+ OTV_NAME_ENTER( "AlternateSubst" );
+
+ OTV_LIMIT_CHECK( 2 );
+ SubstFormat = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (format %d)\n", SubstFormat ));
+
+ switch ( SubstFormat )
+ {
+ case 1:
+ valid->extra1 = valid->glyph_count;
+ OTV_NEST2( AlternateSubstFormat1, AlternateSet );
+ OTV_RUN( table, valid );
+ break;
+
+ default:
+ FT_INVALID_FORMAT;
+ }
+
+ OTV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** GSUB LOOKUP TYPE 4 *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+#define LigatureFunc otv_Ligature_validate
+
+ /* uses valid->glyph_count */
+
+ static void
+ otv_Ligature_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt LigatureGlyph, CompCount;
+
+
+ OTV_ENTER;
+
+ OTV_LIMIT_CHECK( 4 );
+ LigatureGlyph = FT_NEXT_USHORT( p );
+ if ( LigatureGlyph >= valid->glyph_count )
+ FT_INVALID_DATA;
+
+ CompCount = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (CompCount = %d)\n", CompCount ));
+
+ if ( CompCount == 0 )
+ FT_INVALID_DATA;
+
+ CompCount--;
+
+ OTV_LIMIT_CHECK( CompCount * 2 ); /* Component */
+
+ /* no need to check the Component glyph indices */
+
+ OTV_EXIT;
+ }
+
+
+ static void
+ otv_LigatureSubst_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt SubstFormat;
+
+
+ OTV_NAME_ENTER( "LigatureSubst" );
+
+ OTV_LIMIT_CHECK( 2 );
+ SubstFormat = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (format %d)\n", SubstFormat ));
+
+ switch ( SubstFormat )
+ {
+ case 1:
+ OTV_NEST3( LigatureSubstFormat1, LigatureSet, Ligature );
+ OTV_RUN( table, valid );
+ break;
+
+ default:
+ FT_INVALID_FORMAT;
+ }
+
+ OTV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** GSUB LOOKUP TYPE 5 *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* sets valid->extra1 (lookup count) */
+
+ static void
+ otv_ContextSubst_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt SubstFormat;
+
+
+ OTV_NAME_ENTER( "ContextSubst" );
+
+ OTV_LIMIT_CHECK( 2 );
+ SubstFormat = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (format %d)\n", SubstFormat ));
+
+ switch ( SubstFormat )
+ {
+ case 1:
+ /* no need to check glyph indices/classes used as input for these */
+ /* context rules since even invalid glyph indices/classes return */
+ /* meaningful results */
+
+ valid->extra1 = valid->lookup_count;
+ OTV_NEST3( ContextSubstFormat1, SubRuleSet, SubRule );
+ OTV_RUN( table, valid );
+ break;
+
+ case 2:
+ /* no need to check glyph indices/classes used as input for these */
+ /* context rules since even invalid glyph indices/classes return */
+ /* meaningful results */
+
+ OTV_NEST3( ContextSubstFormat2, SubClassSet, SubClassRule );
+ OTV_RUN( table, valid );
+ break;
+
+ case 3:
+ OTV_NEST1( ContextSubstFormat3 );
+ OTV_RUN( table, valid );
+ break;
+
+ default:
+ FT_INVALID_FORMAT;
+ }
+
+ OTV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** GSUB LOOKUP TYPE 6 *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* sets valid->extra1 (lookup count) */
+
+ static void
+ otv_ChainContextSubst_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt SubstFormat;
+
+
+ OTV_NAME_ENTER( "ChainContextSubst" );
+
+ OTV_LIMIT_CHECK( 2 );
+ SubstFormat = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (format %d)\n", SubstFormat ));
+
+ switch ( SubstFormat )
+ {
+ case 1:
+ /* no need to check glyph indices/classes used as input for these */
+ /* context rules since even invalid glyph indices/classes return */
+ /* meaningful results */
+
+ valid->extra1 = valid->lookup_count;
+ OTV_NEST3( ChainContextSubstFormat1,
+ ChainSubRuleSet, ChainSubRule );
+ OTV_RUN( table, valid );
+ break;
+
+ case 2:
+ /* no need to check glyph indices/classes used as input for these */
+ /* context rules since even invalid glyph indices/classes return */
+ /* meaningful results */
+
+ OTV_NEST3( ChainContextSubstFormat2,
+ ChainSubClassSet, ChainSubClassRule );
+ OTV_RUN( table, valid );
+ break;
+
+ case 3:
+ OTV_NEST1( ChainContextSubstFormat3 );
+ OTV_RUN( table, valid );
+ break;
+
+ default:
+ FT_INVALID_FORMAT;
+ }
+
+ OTV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** GSUB LOOKUP TYPE 7 *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* uses valid->type_funcs */
+
+ static void
+ otv_ExtensionSubst_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt SubstFormat;
+
+
+ OTV_NAME_ENTER( "ExtensionSubst" );
+
+ OTV_LIMIT_CHECK( 2 );
+ SubstFormat = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (format %d)\n", SubstFormat ));
+
+ switch ( SubstFormat )
+ {
+ case 1: /* ExtensionSubstFormat1 */
+ {
+ FT_UInt ExtensionLookupType;
+ FT_ULong ExtensionOffset;
+ OTV_Validate_Func validate;
+
+
+ OTV_LIMIT_CHECK( 6 );
+ ExtensionLookupType = FT_NEXT_USHORT( p );
+ ExtensionOffset = FT_NEXT_ULONG( p );
+
+ if ( ExtensionLookupType == 0 ||
+ ExtensionLookupType == 7 ||
+ ExtensionLookupType > 8 )
+ FT_INVALID_DATA;
+
+ validate = valid->type_funcs[ExtensionLookupType - 1];
+ validate( table + ExtensionOffset, valid );
+ }
+ break;
+
+ default:
+ FT_INVALID_FORMAT;
+ }
+
+ OTV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** GSUB LOOKUP TYPE 8 *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* uses valid->glyph_count */
+
+ static void
+ otv_ReverseChainSingleSubst_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table, Coverage;
+ FT_UInt SubstFormat;
+ FT_UInt BacktrackGlyphCount, LookaheadGlyphCount, GlyphCount;
+
+
+ OTV_NAME_ENTER( "ReverseChainSingleSubst" );
+
+ OTV_LIMIT_CHECK( 2 );
+ SubstFormat = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (format %d)\n", SubstFormat ));
+
+ switch ( SubstFormat )
+ {
+ case 1: /* ReverseChainSingleSubstFormat1 */
+ OTV_LIMIT_CHECK( 4 );
+ Coverage = table + FT_NEXT_USHORT( p );
+ BacktrackGlyphCount = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (BacktrackGlyphCount = %d)\n", BacktrackGlyphCount ));
+
+ otv_Coverage_validate( Coverage, valid, -1 );
+
+ OTV_LIMIT_CHECK( BacktrackGlyphCount * 2 + 2 );
+
+ for ( ; BacktrackGlyphCount > 0; BacktrackGlyphCount-- )
+ otv_Coverage_validate( table + FT_NEXT_USHORT( p ), valid, -1 );
+
+ LookaheadGlyphCount = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (LookaheadGlyphCount = %d)\n", LookaheadGlyphCount ));
+
+ OTV_LIMIT_CHECK( LookaheadGlyphCount * 2 + 2 );
+
+ for ( ; LookaheadGlyphCount > 0; LookaheadGlyphCount-- )
+ otv_Coverage_validate( table + FT_NEXT_USHORT( p ), valid, -1 );
+
+ GlyphCount = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (GlyphCount = %d)\n", GlyphCount ));
+
+ if ( GlyphCount != otv_Coverage_get_count( Coverage ) )
+ FT_INVALID_DATA;
+
+ OTV_LIMIT_CHECK( GlyphCount * 2 );
+
+ /* Substitute */
+ for ( ; GlyphCount > 0; GlyphCount-- )
+ if ( FT_NEXT_USHORT( p ) >= valid->glyph_count )
+ FT_INVALID_DATA;
+
+ break;
+
+ default:
+ FT_INVALID_FORMAT;
+ }
+
+ OTV_EXIT;
+ }
+
+
+ static const OTV_Validate_Func otv_gsub_validate_funcs[8] =
+ {
+ otv_SingleSubst_validate,
+ otv_MultipleSubst_validate,
+ otv_AlternateSubst_validate,
+ otv_LigatureSubst_validate,
+ otv_ContextSubst_validate,
+ otv_ChainContextSubst_validate,
+ otv_ExtensionSubst_validate,
+ otv_ReverseChainSingleSubst_validate
+ };
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** GSUB TABLE *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* sets valid->type_count */
+ /* sets valid->type_funcs */
+ /* sets valid->glyph_count */
+
+ FT_LOCAL_DEF( void )
+ otv_GSUB_validate( FT_Bytes table,
+ FT_UInt glyph_count,
+ FT_Validator ftvalid )
+ {
+ OTV_ValidatorRec validrec;
+ OTV_Validator valid = &validrec;
+ FT_Bytes p = table;
+ FT_UInt ScriptList, FeatureList, LookupList;
+
+
+ valid->root = ftvalid;
+
+ FT_TRACE3(( "validating GSUB table\n" ));
+ OTV_INIT;
+
+ OTV_LIMIT_CHECK( 10 );
+
+ if ( FT_NEXT_ULONG( p ) != 0x10000UL ) /* Version */
+ FT_INVALID_FORMAT;
+
+ ScriptList = FT_NEXT_USHORT( p );
+ FeatureList = FT_NEXT_USHORT( p );
+ LookupList = FT_NEXT_USHORT( p );
+
+ valid->type_count = 8;
+ valid->type_funcs = (OTV_Validate_Func*)otv_gsub_validate_funcs;
+ valid->glyph_count = glyph_count;
+
+ otv_LookupList_validate( table + LookupList,
+ valid );
+ otv_FeatureList_validate( table + FeatureList, table + LookupList,
+ valid );
+ otv_ScriptList_validate( table + ScriptList, table + FeatureList,
+ valid );
+
+ FT_TRACE4(( "\n" ));
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* otvjstf.c */
+/* */
+/* OpenType JSTF table validation (body). */
+/* */
+/* Copyright 2004, 2007 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include "otvalid.h"
+#include "otvcommn.h"
+#include "otvgpos.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_otvjstf
+
+
+#define JstfPriorityFunc otv_JstfPriority_validate
+#define JstfLookupFunc otv_GPOS_subtable_validate
+
+ /* uses valid->extra1 (GSUB lookup count) */
+ /* uses valid->extra2 (GPOS lookup count) */
+ /* sets valid->extra1 (counter) */
+
+ static void
+ otv_JstfPriority_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt table_size;
+ FT_UInt gsub_lookup_count, gpos_lookup_count;
+
+ OTV_OPTIONAL_TABLE( ShrinkageEnableGSUB );
+ OTV_OPTIONAL_TABLE( ShrinkageDisableGSUB );
+ OTV_OPTIONAL_TABLE( ShrinkageEnableGPOS );
+ OTV_OPTIONAL_TABLE( ShrinkageDisableGPOS );
+ OTV_OPTIONAL_TABLE( ExtensionEnableGSUB );
+ OTV_OPTIONAL_TABLE( ExtensionDisableGSUB );
+ OTV_OPTIONAL_TABLE( ExtensionEnableGPOS );
+ OTV_OPTIONAL_TABLE( ExtensionDisableGPOS );
+ OTV_OPTIONAL_TABLE( ShrinkageJstfMax );
+ OTV_OPTIONAL_TABLE( ExtensionJstfMax );
+
+
+ OTV_ENTER;
+ OTV_TRACE(( "JstfPriority table\n" ));
+
+ OTV_LIMIT_CHECK( 20 );
+
+ gsub_lookup_count = valid->extra1;
+ gpos_lookup_count = valid->extra2;
+
+ table_size = 20;
+
+ valid->extra1 = gsub_lookup_count;
+
+ OTV_OPTIONAL_OFFSET( ShrinkageEnableGSUB );
+ OTV_SIZE_CHECK( ShrinkageEnableGSUB );
+ if ( ShrinkageEnableGSUB )
+ otv_x_ux( table + ShrinkageEnableGSUB, valid );
+
+ OTV_OPTIONAL_OFFSET( ShrinkageDisableGSUB );
+ OTV_SIZE_CHECK( ShrinkageDisableGSUB );
+ if ( ShrinkageDisableGSUB )
+ otv_x_ux( table + ShrinkageDisableGSUB, valid );
+
+ valid->extra1 = gpos_lookup_count;
+
+ OTV_OPTIONAL_OFFSET( ShrinkageEnableGPOS );
+ OTV_SIZE_CHECK( ShrinkageEnableGPOS );
+ if ( ShrinkageEnableGPOS )
+ otv_x_ux( table + ShrinkageEnableGPOS, valid );
+
+ OTV_OPTIONAL_OFFSET( ShrinkageDisableGPOS );
+ OTV_SIZE_CHECK( ShrinkageDisableGPOS );
+ if ( ShrinkageDisableGPOS )
+ otv_x_ux( table + ShrinkageDisableGPOS, valid );
+
+ OTV_OPTIONAL_OFFSET( ShrinkageJstfMax );
+ OTV_SIZE_CHECK( ShrinkageJstfMax );
+ if ( ShrinkageJstfMax )
+ {
+ /* XXX: check lookup types? */
+ OTV_NEST2( JstfMax, JstfLookup );
+ OTV_RUN( table + ShrinkageJstfMax, valid );
+ }
+
+ valid->extra1 = gsub_lookup_count;
+
+ OTV_OPTIONAL_OFFSET( ExtensionEnableGSUB );
+ OTV_SIZE_CHECK( ExtensionEnableGSUB );
+ if ( ExtensionEnableGSUB )
+ otv_x_ux( table + ExtensionEnableGSUB, valid );
+
+ OTV_OPTIONAL_OFFSET( ExtensionDisableGSUB );
+ OTV_SIZE_CHECK( ExtensionDisableGSUB );
+ if ( ExtensionDisableGSUB )
+ otv_x_ux( table + ExtensionDisableGSUB, valid );
+
+ valid->extra1 = gpos_lookup_count;
+
+ OTV_OPTIONAL_OFFSET( ExtensionEnableGPOS );
+ OTV_SIZE_CHECK( ExtensionEnableGPOS );
+ if ( ExtensionEnableGPOS )
+ otv_x_ux( table + ExtensionEnableGPOS, valid );
+
+ OTV_OPTIONAL_OFFSET( ExtensionDisableGPOS );
+ OTV_SIZE_CHECK( ExtensionDisableGPOS );
+ if ( ExtensionDisableGPOS )
+ otv_x_ux( table + ExtensionDisableGPOS, valid );
+
+ OTV_OPTIONAL_OFFSET( ExtensionJstfMax );
+ OTV_SIZE_CHECK( ExtensionJstfMax );
+ if ( ExtensionJstfMax )
+ {
+ /* XXX: check lookup types? */
+ OTV_NEST2( JstfMax, JstfLookup );
+ OTV_RUN( table + ExtensionJstfMax, valid );
+ }
+
+ valid->extra1 = gsub_lookup_count;
+ valid->extra2 = gpos_lookup_count;
+
+ OTV_EXIT;
+ }
+
+
+ /* sets valid->extra (glyph count) */
+ /* sets valid->func1 (otv_JstfPriority_validate) */
+
+ static void
+ otv_JstfScript_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt table_size;
+ FT_UInt JstfLangSysCount;
+
+ OTV_OPTIONAL_TABLE( ExtGlyph );
+ OTV_OPTIONAL_TABLE( DefJstfLangSys );
+
+
+ OTV_NAME_ENTER( "JstfScript" );
+
+ OTV_LIMIT_CHECK( 6 );
+ OTV_OPTIONAL_OFFSET( ExtGlyph );
+ OTV_OPTIONAL_OFFSET( DefJstfLangSys );
+ JstfLangSysCount = FT_NEXT_USHORT( p );
+
+ OTV_TRACE(( " (JstfLangSysCount = %d)\n", JstfLangSysCount ));
+
+ table_size = JstfLangSysCount * 6 + 6;
+
+ OTV_SIZE_CHECK( ExtGlyph );
+ if ( ExtGlyph )
+ {
+ valid->extra1 = valid->glyph_count;
+ OTV_NEST1( ExtenderGlyph );
+ OTV_RUN( table + ExtGlyph, valid );
+ }
+
+ OTV_SIZE_CHECK( DefJstfLangSys );
+ if ( DefJstfLangSys )
+ {
+ OTV_NEST2( JstfLangSys, JstfPriority );
+ OTV_RUN( table + DefJstfLangSys, valid );
+ }
+
+ OTV_LIMIT_CHECK( 6 * JstfLangSysCount );
+
+ /* JstfLangSysRecord */
+ OTV_NEST2( JstfLangSys, JstfPriority );
+ for ( ; JstfLangSysCount > 0; JstfLangSysCount-- )
+ {
+ p += 4; /* skip JstfLangSysTag */
+
+ OTV_RUN( table + FT_NEXT_USHORT( p ), valid );
+ }
+
+ OTV_EXIT;
+ }
+
+
+ /* sets valid->extra1 (GSUB lookup count) */
+ /* sets valid->extra2 (GPOS lookup count) */
+ /* sets valid->glyph_count */
+
+ FT_LOCAL_DEF( void )
+ otv_JSTF_validate( FT_Bytes table,
+ FT_Bytes gsub,
+ FT_Bytes gpos,
+ FT_UInt glyph_count,
+ FT_Validator ftvalid )
+ {
+ OTV_ValidatorRec validrec;
+ OTV_Validator valid = &validrec;
+ FT_Bytes p = table;
+ FT_UInt JstfScriptCount;
+
+
+ valid->root = ftvalid;
+
+ FT_TRACE3(( "validating JSTF table\n" ));
+ OTV_INIT;
+
+ OTV_LIMIT_CHECK( 6 );
+
+ if ( FT_NEXT_ULONG( p ) != 0x10000UL ) /* Version */
+ FT_INVALID_FORMAT;
+
+ JstfScriptCount = FT_NEXT_USHORT( p );
+
+ FT_TRACE3(( " (JstfScriptCount = %d)\n", JstfScriptCount ));
+
+ OTV_LIMIT_CHECK( JstfScriptCount * 6 );
+
+ if ( gsub )
+ valid->extra1 = otv_GSUBGPOS_get_Lookup_count( gsub );
+ else
+ valid->extra1 = 0;
+
+ if ( gpos )
+ valid->extra2 = otv_GSUBGPOS_get_Lookup_count( gpos );
+ else
+ valid->extra2 = 0;
+
+ valid->glyph_count = glyph_count;
+
+ /* JstfScriptRecord */
+ for ( ; JstfScriptCount > 0; JstfScriptCount-- )
+ {
+ p += 4; /* skip JstfScriptTag */
+
+ /* JstfScript */
+ otv_JstfScript_validate( table + FT_NEXT_USHORT( p ), valid );
+ }
+
+ FT_TRACE4(( "\n" ));
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* otvmath.c */
+/* */
+/* OpenType MATH table validation (body). */
+/* */
+/* Copyright 2007, 2008 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* Written by George Williams. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include "otvalid.h"
+#include "otvcommn.h"
+#include "otvgpos.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_otvmath
+
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** MATH TYPOGRAPHIC CONSTANTS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ static void
+ otv_MathConstants_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt i;
+ FT_UInt table_size;
+
+ OTV_OPTIONAL_TABLE( DeviceTableOffset );
+
+
+ OTV_NAME_ENTER( "MathConstants" );
+
+ /* 56 constants, 51 have device tables */
+ OTV_LIMIT_CHECK( 2 * ( 56 + 51 ) );
+ table_size = 2 * ( 56 + 51 );
+
+ p += 4 * 2; /* First 4 constants have no device tables */
+ for ( i = 0; i < 51; ++i )
+ {
+ p += 2; /* skip the value */
+ OTV_OPTIONAL_OFFSET( DeviceTableOffset );
+ OTV_SIZE_CHECK( DeviceTableOffset );
+ if ( DeviceTableOffset )
+ otv_Device_validate( table + DeviceTableOffset, valid );
+ }
+
+ OTV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** MATH ITALICS CORRECTION *****/
+ /***** MATH TOP ACCENT ATTACHMENT *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ static void
+ otv_MathItalicsCorrectionInfo_validate( FT_Bytes table,
+ OTV_Validator valid,
+ FT_Int isItalic )
+ {
+ FT_Bytes p = table;
+ FT_UInt i, cnt, table_size ;
+
+ OTV_OPTIONAL_TABLE( Coverage );
+ OTV_OPTIONAL_TABLE( DeviceTableOffset );
+
+ FT_UNUSED( isItalic ); /* only used if tracing is active */
+
+
+ OTV_NAME_ENTER( isItalic ? "MathItalicsCorrectionInfo"
+ : "MathTopAccentAttachment" );
+
+ OTV_LIMIT_CHECK( 4 );
+
+ OTV_OPTIONAL_OFFSET( Coverage );
+ cnt = FT_NEXT_USHORT( p );
+
+ OTV_LIMIT_CHECK( 4 * cnt );
+ table_size = 4 + 4 * cnt;
+
+ OTV_SIZE_CHECK( Coverage );
+ otv_Coverage_validate( table + Coverage, valid, cnt );
+
+ for ( i = 0; i < cnt; ++i )
+ {
+ p += 2; /* Skip the value */
+ OTV_OPTIONAL_OFFSET( DeviceTableOffset );
+ OTV_SIZE_CHECK( DeviceTableOffset );
+ if ( DeviceTableOffset )
+ otv_Device_validate( table + DeviceTableOffset, valid );
+ }
+
+ OTV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** MATH KERNING *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ static void
+ otv_MathKern_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt i, cnt, table_size;
+
+ OTV_OPTIONAL_TABLE( DeviceTableOffset );
+
+
+ /* OTV_NAME_ENTER( "MathKern" );*/
+
+ OTV_LIMIT_CHECK( 2 );
+
+ cnt = FT_NEXT_USHORT( p );
+
+ OTV_LIMIT_CHECK( 4 * cnt + 2 );
+ table_size = 4 + 4 * cnt;
+
+ /* Heights */
+ for ( i = 0; i < cnt; ++i )
+ {
+ p += 2; /* Skip the value */
+ OTV_OPTIONAL_OFFSET( DeviceTableOffset );
+ OTV_SIZE_CHECK( DeviceTableOffset );
+ if ( DeviceTableOffset )
+ otv_Device_validate( table + DeviceTableOffset, valid );
+ }
+
+ /* One more Kerning value */
+ for ( i = 0; i < cnt + 1; ++i )
+ {
+ p += 2; /* Skip the value */
+ OTV_OPTIONAL_OFFSET( DeviceTableOffset );
+ OTV_SIZE_CHECK( DeviceTableOffset );
+ if ( DeviceTableOffset )
+ otv_Device_validate( table + DeviceTableOffset, valid );
+ }
+
+ OTV_EXIT;
+ }
+
+
+ static void
+ otv_MathKernInfo_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt i, j, cnt, table_size;
+
+ OTV_OPTIONAL_TABLE( Coverage );
+ OTV_OPTIONAL_TABLE( MKRecordOffset );
+
+
+ OTV_NAME_ENTER( "MathKernInfo" );
+
+ OTV_LIMIT_CHECK( 4 );
+
+ OTV_OPTIONAL_OFFSET( Coverage );
+ cnt = FT_NEXT_USHORT( p );
+
+ OTV_LIMIT_CHECK( 8 * cnt );
+ table_size = 4 + 8 * cnt;
+
+ OTV_SIZE_CHECK( Coverage );
+ otv_Coverage_validate( table + Coverage, valid, cnt );
+
+ for ( i = 0; i < cnt; ++i )
+ {
+ for ( j = 0; j < 4; ++j )
+ {
+ OTV_OPTIONAL_OFFSET( MKRecordOffset );
+ OTV_SIZE_CHECK( MKRecordOffset );
+ if ( MKRecordOffset )
+ otv_MathKern_validate( table + MKRecordOffset, valid );
+ }
+ }
+
+ OTV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** MATH GLYPH INFO *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ static void
+ otv_MathGlyphInfo_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt MathItalicsCorrectionInfo, MathTopAccentAttachment;
+ FT_UInt ExtendedShapeCoverage, MathKernInfo;
+
+
+ OTV_NAME_ENTER( "MathGlyphInfo" );
+
+ OTV_LIMIT_CHECK( 8 );
+
+ MathItalicsCorrectionInfo = FT_NEXT_USHORT( p );
+ MathTopAccentAttachment = FT_NEXT_USHORT( p );
+ ExtendedShapeCoverage = FT_NEXT_USHORT( p );
+ MathKernInfo = FT_NEXT_USHORT( p );
+
+ if ( MathItalicsCorrectionInfo )
+ otv_MathItalicsCorrectionInfo_validate(
+ table + MathItalicsCorrectionInfo, valid, TRUE );
+
+ /* Italic correction and Top Accent Attachment have the same format */
+ if ( MathTopAccentAttachment )
+ otv_MathItalicsCorrectionInfo_validate(
+ table + MathTopAccentAttachment, valid, FALSE );
+
+ if ( ExtendedShapeCoverage )
+ {
+ OTV_NAME_ENTER( "ExtendedShapeCoverage" );
+ otv_Coverage_validate( table + ExtendedShapeCoverage, valid, -1 );
+ OTV_EXIT;
+ }
+
+ if ( MathKernInfo )
+ otv_MathKernInfo_validate( table + MathKernInfo, valid );
+
+ OTV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** MATH GLYPH CONSTRUCTION *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ static void
+ otv_GlyphAssembly_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt pcnt, table_size;
+ FT_UInt i;
+
+ OTV_OPTIONAL_TABLE( DeviceTableOffset );
+
+
+ /* OTV_NAME_ENTER( "GlyphAssembly" ); */
+
+ OTV_LIMIT_CHECK( 6 );
+
+ p += 2; /* Skip the Italics Correction value */
+ OTV_OPTIONAL_OFFSET( DeviceTableOffset );
+ pcnt = FT_NEXT_USHORT( p );
+
+ OTV_LIMIT_CHECK( 8 * pcnt );
+ table_size = 6 + 8 * pcnt;
+
+ OTV_SIZE_CHECK( DeviceTableOffset );
+ if ( DeviceTableOffset )
+ otv_Device_validate( table + DeviceTableOffset, valid );
+
+ for ( i = 0; i < pcnt; ++i )
+ {
+ FT_UInt gid;
+
+
+ gid = FT_NEXT_USHORT( p );
+ if ( gid >= valid->glyph_count )
+ FT_INVALID_GLYPH_ID;
+ p += 2*4; /* skip the Start, End, Full, and Flags fields */
+ }
+
+ /* OTV_EXIT; */
+ }
+
+
+ static void
+ otv_MathGlyphConstruction_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt vcnt, table_size;
+ FT_UInt i;
+
+ OTV_OPTIONAL_TABLE( GlyphAssembly );
+
+
+ /* OTV_NAME_ENTER( "MathGlyphConstruction" ); */
+
+ OTV_LIMIT_CHECK( 4 );
+
+ OTV_OPTIONAL_OFFSET( GlyphAssembly );
+ vcnt = FT_NEXT_USHORT( p );
+
+ OTV_LIMIT_CHECK( 4 * vcnt );
+ table_size = 4 + 4 * vcnt;
+
+ for ( i = 0; i < vcnt; ++i )
+ {
+ FT_UInt gid;
+
+
+ gid = FT_NEXT_USHORT( p );
+ if ( gid >= valid->glyph_count )
+ FT_INVALID_GLYPH_ID;
+ p += 2; /* skip the size */
+ }
+
+ OTV_SIZE_CHECK( GlyphAssembly );
+ if ( GlyphAssembly )
+ otv_GlyphAssembly_validate( table+GlyphAssembly, valid );
+
+ /* OTV_EXIT; */
+ }
+
+
+ static void
+ otv_MathVariants_validate( FT_Bytes table,
+ OTV_Validator valid )
+ {
+ FT_Bytes p = table;
+ FT_UInt vcnt, hcnt, i, table_size;
+
+ OTV_OPTIONAL_TABLE( VCoverage );
+ OTV_OPTIONAL_TABLE( HCoverage );
+ OTV_OPTIONAL_TABLE( Offset );
+
+
+ OTV_NAME_ENTER( "MathVariants" );
+
+ OTV_LIMIT_CHECK( 10 );
+
+ p += 2; /* Skip the MinConnectorOverlap constant */
+ OTV_OPTIONAL_OFFSET( VCoverage );
+ OTV_OPTIONAL_OFFSET( HCoverage );
+ vcnt = FT_NEXT_USHORT( p );
+ hcnt = FT_NEXT_USHORT( p );
+
+ OTV_LIMIT_CHECK( 2 * vcnt + 2 * hcnt );
+ table_size = 10 + 2 * vcnt + 2 * hcnt;
+
+ OTV_SIZE_CHECK( VCoverage );
+ if ( VCoverage )
+ otv_Coverage_validate( table + VCoverage, valid, vcnt );
+
+ OTV_SIZE_CHECK( HCoverage );
+ if ( HCoverage )
+ otv_Coverage_validate( table + HCoverage, valid, hcnt );
+
+ for ( i = 0; i < vcnt; ++i )
+ {
+ OTV_OPTIONAL_OFFSET( Offset );
+ OTV_SIZE_CHECK( Offset );
+ otv_MathGlyphConstruction_validate( table + Offset, valid );
+ }
+
+ for ( i = 0; i < hcnt; ++i )
+ {
+ OTV_OPTIONAL_OFFSET( Offset );
+ OTV_SIZE_CHECK( Offset );
+ otv_MathGlyphConstruction_validate( table + Offset, valid );
+ }
+
+ OTV_EXIT;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** MATH TABLE *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* sets valid->glyph_count */
+
+ FT_LOCAL_DEF( void )
+ otv_MATH_validate( FT_Bytes table,
+ FT_UInt glyph_count,
+ FT_Validator ftvalid )
+ {
+ OTV_ValidatorRec validrec;
+ OTV_Validator valid = &validrec;
+ FT_Bytes p = table;
+ FT_UInt MathConstants, MathGlyphInfo, MathVariants;
+
+
+ valid->root = ftvalid;
+
+ FT_TRACE3(( "validating MATH table\n" ));
+ OTV_INIT;
+
+ OTV_LIMIT_CHECK( 10 );
+
+ if ( FT_NEXT_ULONG( p ) != 0x10000UL ) /* Version */
+ FT_INVALID_FORMAT;
+
+ MathConstants = FT_NEXT_USHORT( p );
+ MathGlyphInfo = FT_NEXT_USHORT( p );
+ MathVariants = FT_NEXT_USHORT( p );
+
+ valid->glyph_count = glyph_count;
+
+ otv_MathConstants_validate( table + MathConstants,
+ valid );
+ otv_MathGlyphInfo_validate( table + MathGlyphInfo,
+ valid );
+ otv_MathVariants_validate ( table + MathVariants,
+ valid );
+
+ FT_TRACE4(( "\n" ));
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* otvmod.c */
+/* */
+/* FreeType's OpenType validation module implementation (body). */
+/* */
+/* Copyright 2004, 2005, 2006, 2007, 2008 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_TRUETYPE_TABLES_H
+#include FT_TRUETYPE_TAGS_H
+#include FT_OPENTYPE_VALIDATE_H
+#include FT_INTERNAL_OBJECTS_H
+#include FT_SERVICE_OPENTYPE_VALIDATE_H
+
+#include "otvmod.h"
+#include "otvalid.h"
+#include "otvcommn.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_otvmodule
+
+
+ static FT_Error
+ otv_load_table( FT_Face face,
+ FT_Tag tag,
+ FT_Byte* volatile* table,
+ FT_ULong* table_len )
+ {
+ FT_Error error;
+ FT_Memory memory = FT_FACE_MEMORY( face );
+
+
+ error = FT_Load_Sfnt_Table( face, tag, 0, NULL, table_len );
+ if ( error == OTV_Err_Table_Missing )
+ return OTV_Err_Ok;
+ if ( error )
+ goto Exit;
+
+ if ( FT_ALLOC( *table, *table_len ) )
+ goto Exit;
+
+ error = FT_Load_Sfnt_Table( face, tag, 0, *table, table_len );
+
+ Exit:
+ return error;
+ }
+
+
+ static FT_Error
+ otv_validate( FT_Face volatile face,
+ FT_UInt ot_flags,
+ FT_Bytes *ot_base,
+ FT_Bytes *ot_gdef,
+ FT_Bytes *ot_gpos,
+ FT_Bytes *ot_gsub,
+ FT_Bytes *ot_jstf )
+ {
+ FT_Error error = OTV_Err_Ok;
+ FT_Byte* volatile base;
+ FT_Byte* volatile gdef;
+ FT_Byte* volatile gpos;
+ FT_Byte* volatile gsub;
+ FT_Byte* volatile jstf;
+ FT_Byte* volatile math;
+ FT_ULong len_base, len_gdef, len_gpos, len_gsub, len_jstf;
+ FT_ULong len_math;
+ FT_UInt num_glyphs = (FT_UInt)face->num_glyphs;
+ FT_ValidatorRec volatile valid;
+
+
+ base = gdef = gpos = gsub = jstf = math = NULL;
+ len_base = len_gdef = len_gpos = len_gsub = len_jstf = len_math = 0;
+
+ /*
+ * XXX: OpenType tables cannot handle 32-bit glyph index,
+ * although broken TrueType can have 32-bit glyph index.
+ */
+ if ( face->num_glyphs > 0xFFFFL )
+ {
+ FT_TRACE1(( "otv_validate: Invalid glyphs index (0x0000FFFF - 0x%08x) ",
+ face->num_glyphs ));
+ FT_TRACE1(( "are not handled by OpenType tables\n" ));
+ num_glyphs = 0xFFFF;
+ }
+
+ /* load tables */
+
+ if ( ot_flags & FT_VALIDATE_BASE )
+ {
+ error = otv_load_table( face, TTAG_BASE, &base, &len_base );
+ if ( error )
+ goto Exit;
+ }
+
+ if ( ot_flags & FT_VALIDATE_GDEF )
+ {
+ error = otv_load_table( face, TTAG_GDEF, &gdef, &len_gdef );
+ if ( error )
+ goto Exit;
+ }
+
+ if ( ot_flags & FT_VALIDATE_GPOS )
+ {
+ error = otv_load_table( face, TTAG_GPOS, &gpos, &len_gpos );
+ if ( error )
+ goto Exit;
+ }
+
+ if ( ot_flags & FT_VALIDATE_GSUB )
+ {
+ error = otv_load_table( face, TTAG_GSUB, &gsub, &len_gsub );
+ if ( error )
+ goto Exit;
+ }
+
+ if ( ot_flags & FT_VALIDATE_JSTF )
+ {
+ error = otv_load_table( face, TTAG_JSTF, &jstf, &len_jstf );
+ if ( error )
+ goto Exit;
+ }
+
+ if ( ot_flags & FT_VALIDATE_MATH )
+ {
+ error = otv_load_table( face, TTAG_MATH, &math, &len_math );
+ if ( error )
+ goto Exit;
+ }
+
+ /* validate tables */
+
+ if ( base )
+ {
+ ft_validator_init( &valid, base, base + len_base, FT_VALIDATE_DEFAULT );
+ if ( ft_setjmp( valid.jump_buffer ) == 0 )
+ otv_BASE_validate( base, &valid );
+ error = valid.error;
+ if ( error )
+ goto Exit;
+ }
+
+ if ( gpos )
+ {
+ ft_validator_init( &valid, gpos, gpos + len_gpos, FT_VALIDATE_DEFAULT );
+ if ( ft_setjmp( valid.jump_buffer ) == 0 )
+ otv_GPOS_validate( gpos, num_glyphs, &valid );
+ error = valid.error;
+ if ( error )
+ goto Exit;
+ }
+
+ if ( gsub )
+ {
+ ft_validator_init( &valid, gsub, gsub + len_gsub, FT_VALIDATE_DEFAULT );
+ if ( ft_setjmp( valid.jump_buffer ) == 0 )
+ otv_GSUB_validate( gsub, num_glyphs, &valid );
+ error = valid.error;
+ if ( error )
+ goto Exit;
+ }
+
+ if ( gdef )
+ {
+ ft_validator_init( &valid, gdef, gdef + len_gdef, FT_VALIDATE_DEFAULT );
+ if ( ft_setjmp( valid.jump_buffer ) == 0 )
+ otv_GDEF_validate( gdef, gsub, gpos, num_glyphs, &valid );
+ error = valid.error;
+ if ( error )
+ goto Exit;
+ }
+
+ if ( jstf )
+ {
+ ft_validator_init( &valid, jstf, jstf + len_jstf, FT_VALIDATE_DEFAULT );
+ if ( ft_setjmp( valid.jump_buffer ) == 0 )
+ otv_JSTF_validate( jstf, gsub, gpos, num_glyphs, &valid );
+ error = valid.error;
+ if ( error )
+ goto Exit;
+ }
+
+ if ( math )
+ {
+ ft_validator_init( &valid, math, math + len_math, FT_VALIDATE_DEFAULT );
+ if ( ft_setjmp( valid.jump_buffer ) == 0 )
+ otv_MATH_validate( math, num_glyphs, &valid );
+ error = valid.error;
+ if ( error )
+ goto Exit;
+ }
+
+ *ot_base = (FT_Bytes)base;
+ *ot_gdef = (FT_Bytes)gdef;
+ *ot_gpos = (FT_Bytes)gpos;
+ *ot_gsub = (FT_Bytes)gsub;
+ *ot_jstf = (FT_Bytes)jstf;
+
+ Exit:
+ if ( error )
+ {
+ FT_Memory memory = FT_FACE_MEMORY( face );
+
+
+ FT_FREE( base );
+ FT_FREE( gdef );
+ FT_FREE( gpos );
+ FT_FREE( gsub );
+ FT_FREE( jstf );
+ }
+
+ {
+ FT_Memory memory = FT_FACE_MEMORY( face );
+
+
+ FT_FREE( math ); /* Can't return this as API is frozen */
+ }
+
+ return error;
+ }
+
+
+ static
+ const FT_Service_OTvalidateRec otvalid_interface =
+ {
+ otv_validate
+ };
+
+
+ static
+ const FT_ServiceDescRec otvalid_services[] =
+ {
+ { FT_SERVICE_ID_OPENTYPE_VALIDATE, &otvalid_interface },
+ { NULL, NULL }
+ };
+
+
+ static FT_Pointer
+ otvalid_get_service( FT_Module module,
+ const char* service_id )
+ {
+ FT_UNUSED( module );
+
+ return ft_service_list_lookup( otvalid_services, service_id );
+ }
+
+
+ FT_CALLBACK_TABLE_DEF
+ const FT_Module_Class otv_module_class =
+ {
+ 0,
+ sizeof ( FT_ModuleRec ),
+ "otvalid",
+ 0x10000L,
+ 0x20000L,
+
+ 0, /* module-specific interface */
+
+ (FT_Module_Constructor)0,
+ (FT_Module_Destructor) 0,
+ (FT_Module_Requester) otvalid_get_service
+ };
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* otvmod.h */
+/* */
+/* FreeType's OpenType validation module implementation */
+/* (specification). */
+/* */
+/* Copyright 2004 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __OTVMOD_H__
+#define __OTVMOD_H__
+
+
+#include <ft2build.h>
+#include FT_MODULE_H
+
+
+FT_BEGIN_HEADER
+
+#ifdef FT_CONFIG_OPTION_PIC
+#error "this module does not support PIC yet"
+#endif
+
+
+ FT_EXPORT_VAR( const FT_Module_Class ) otv_module_class;
+
+
+FT_END_HEADER
+
+#endif /* __OTVMOD_H__ */
+
+
+/* END */
--- /dev/null
+#
+# FreeType 2 OpenType validation driver configuration rules
+#
+
+
+# Copyright 2004, 2007 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# OTV driver directory
+#
+OTV_DIR := $(SRC_DIR)/otvalid
+
+
+# compilation flags for the driver
+#
+OTV_COMPILE := $(FT_COMPILE) $I$(subst /,$(COMPILER_SEP),$(OTV_DIR))
+
+
+# OTV driver sources (i.e., C files)
+#
+OTV_DRV_SRC := $(OTV_DIR)/otvbase.c \
+ $(OTV_DIR)/otvcommn.c \
+ $(OTV_DIR)/otvgdef.c \
+ $(OTV_DIR)/otvgpos.c \
+ $(OTV_DIR)/otvgsub.c \
+ $(OTV_DIR)/otvjstf.c \
+ $(OTV_DIR)/otvmath.c \
+ $(OTV_DIR)/otvmod.c
+
+# OTV driver headers
+#
+OTV_DRV_H := $(OTV_DIR)/otvalid.h \
+ $(OTV_DIR)/otvcommn.h \
+ $(OTV_DIR)/otverror.h \
+ $(OTV_DIR)/otvgpos.h \
+ $(OTV_DIR)/otvmod.h
+
+
+# OTV driver object(s)
+#
+# OTV_DRV_OBJ_M is used during `multi' builds.
+# OTV_DRV_OBJ_S is used during `single' builds.
+#
+OTV_DRV_OBJ_M := $(OTV_DRV_SRC:$(OTV_DIR)/%.c=$(OBJ_DIR)/%.$O)
+OTV_DRV_OBJ_S := $(OBJ_DIR)/otvalid.$O
+
+# OTV driver source file for single build
+#
+OTV_DRV_SRC_S := $(OTV_DIR)/otvalid.c
+
+
+# OTV driver - single object
+#
+$(OTV_DRV_OBJ_S): $(OTV_DRV_SRC_S) $(OTV_DRV_SRC) \
+ $(FREETYPE_H) $(OTV_DRV_H)
+ $(OTV_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $(OTV_DRV_SRC_S))
+
+
+# OTV driver - multiple objects
+#
+$(OBJ_DIR)/%.$O: $(OTV_DIR)/%.c $(FREETYPE_H) $(OTV_DRV_H)
+ $(OTV_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $<)
+
+
+# update main driver object lists
+#
+DRV_OBJS_S += $(OTV_DRV_OBJ_S)
+DRV_OBJS_M += $(OTV_DRV_OBJ_M)
+
+
+# EOF
--- /dev/null
+# FreeType 2 src/pcf Jamfile
+#
+# Copyright 2001, 2003 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+SubDir FT2_TOP $(FT2_SRC_DIR) pcf ;
+
+{
+ local _sources ;
+
+ if $(FT2_MULTI)
+ {
+ _sources = pcfdrivr pcfread pcfutil ;
+ }
+ else
+ {
+ _sources = pcf ;
+ }
+
+ Library $(FT2_LIB) : $(_sources).c ;
+}
+
+# end of src/pcf Jamfile
--- /dev/null
+ FreeType font driver for PCF fonts
+
+ Francesco Zappa Nardelli
+ <francesco.zappa.nardelli@ens.fr>
+
+
+Introduction
+************
+
+PCF (Portable Compiled Format) is a binary bitmap font format, largely used
+in X world. This code implements a PCF driver for the FreeType library.
+Glyph images are loaded into memory only on demand, thus leading to a small
+memory footprint.
+
+Information on the PCF font format can only be worked out from
+`pcfread.c', and `pcfwrite.c', to be found, for instance, in the XFree86
+(www.xfree86.org) source tree (xc/lib/font/bitmap/).
+
+Many good bitmap fonts in bdf format come with XFree86: they can be
+compiled into the pcf format using the `bdftopcf' utility.
+
+
+Supported hardware
+******************
+
+The driver has been tested on linux/x86 and sunos5.5/sparc. In both
+cases the compiler was gcc. When back in Paris, I will test it also
+on linux/alpha.
+
+
+Encodings
+*********
+
+Use `FT_Get_BDF_Charset_ID' to access the encoding and registry.
+
+The driver always exports `ft_encoding_none' as face->charmap.encoding.
+FT_Get_Char_Index() behavior is unmodified, that is, it converts the ULong
+value given as argument into the corresponding glyph number.
+
+
+Known problems
+**************
+
+- dealing explicitly with encodings breaks the uniformity of freetype2
+ api.
+
+- except for encodings properties, client applications have no
+ visibility of the PCF_Face object. This means that applications
+ cannot directly access font tables and are obliged to trust
+ FreeType.
+
+- currently, glyph names and ink_metrics are ignored.
+
+I plan to give full visibility of the PCF_Face object in the next
+release of the driver, thus implementing also glyph names and
+ink_metrics.
+
+- height is defined as (ascent - descent). Is this correct?
+
+- if unable to read size information from the font, PCF_Init_Face
+ sets available_size->width and available_size->height to 12.
+
+- too many english grammar errors in the readme file :-(
+
+
+License
+*******
+
+Copyright (C) 2000 by Francesco Zappa Nardelli
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+
+Credits
+*******
+
+Keith Packard wrote the pcf driver found in XFree86. His work is at
+the same time the specification and the sample implementation of the
+PCF format. Undoubtedly, this driver is inspired from his work.
--- /dev/null
+#
+# FreeType 2 PCF module definition
+#
+
+# Copyright 2000, 2006 by
+# Francesco Zappa Nardelli
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+
+
+FTMODULE_H_COMMANDS += PCF_DRIVER
+
+define PCF_DRIVER
+$(OPEN_DRIVER) FT_Driver_ClassRec, pcf_driver_class $(CLOSE_DRIVER)
+$(ECHO_DRIVER)pcf $(ECHO_DRIVER_DESC)pcf bitmap fonts$(ECHO_DRIVER_DONE)
+endef
+
+# EOF
--- /dev/null
+/* pcf.c
+
+ FreeType font driver for pcf fonts
+
+ Copyright 2000-2001, 2003 by
+ Francesco Zappa Nardelli
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+*/
+
+
+#define FT_MAKE_OPTION_SINGLE_OBJECT
+
+
+#include <ft2build.h>
+#include "pcfutil.c"
+#include "pcfread.c"
+#include "pcfdrivr.c"
+
+/* END */
--- /dev/null
+/* pcf.h
+
+ FreeType font driver for pcf fonts
+
+ Copyright (C) 2000, 2001, 2002, 2003, 2006, 2010 by
+ Francesco Zappa Nardelli
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+*/
+
+
+#ifndef __PCF_H__
+#define __PCF_H__
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_DRIVER_H
+#include FT_INTERNAL_STREAM_H
+
+
+FT_BEGIN_HEADER
+
+ typedef struct PCF_TableRec_
+ {
+ FT_ULong type;
+ FT_ULong format;
+ FT_ULong size;
+ FT_ULong offset;
+
+ } PCF_TableRec, *PCF_Table;
+
+
+ typedef struct PCF_TocRec_
+ {
+ FT_ULong version;
+ FT_ULong count;
+ PCF_Table tables;
+
+ } PCF_TocRec, *PCF_Toc;
+
+
+ typedef struct PCF_ParsePropertyRec_
+ {
+ FT_Long name;
+ FT_Byte isString;
+ FT_Long value;
+
+ } PCF_ParsePropertyRec, *PCF_ParseProperty;
+
+
+ typedef struct PCF_PropertyRec_
+ {
+ FT_String* name;
+ FT_Byte isString;
+
+ union
+ {
+ FT_String* atom;
+ FT_Long l;
+ FT_ULong ul;
+
+ } value;
+
+ } PCF_PropertyRec, *PCF_Property;
+
+
+ typedef struct PCF_Compressed_MetricRec_
+ {
+ FT_Byte leftSideBearing;
+ FT_Byte rightSideBearing;
+ FT_Byte characterWidth;
+ FT_Byte ascent;
+ FT_Byte descent;
+
+ } PCF_Compressed_MetricRec, *PCF_Compressed_Metric;
+
+
+ typedef struct PCF_MetricRec_
+ {
+ FT_Short leftSideBearing;
+ FT_Short rightSideBearing;
+ FT_Short characterWidth;
+ FT_Short ascent;
+ FT_Short descent;
+ FT_Short attributes;
+ FT_ULong bits;
+
+ } PCF_MetricRec, *PCF_Metric;
+
+
+ typedef struct PCF_AccelRec_
+ {
+ FT_Byte noOverlap;
+ FT_Byte constantMetrics;
+ FT_Byte terminalFont;
+ FT_Byte constantWidth;
+ FT_Byte inkInside;
+ FT_Byte inkMetrics;
+ FT_Byte drawDirection;
+ FT_Long fontAscent;
+ FT_Long fontDescent;
+ FT_Long maxOverlap;
+ PCF_MetricRec minbounds;
+ PCF_MetricRec maxbounds;
+ PCF_MetricRec ink_minbounds;
+ PCF_MetricRec ink_maxbounds;
+
+ } PCF_AccelRec, *PCF_Accel;
+
+
+ typedef struct PCF_EncodingRec_
+ {
+ FT_Long enc;
+ FT_UShort glyph;
+
+ } PCF_EncodingRec, *PCF_Encoding;
+
+
+ typedef struct PCF_FaceRec_
+ {
+ FT_FaceRec root;
+
+ FT_StreamRec comp_stream;
+ FT_Stream comp_source;
+
+ char* charset_encoding;
+ char* charset_registry;
+
+ PCF_TocRec toc;
+ PCF_AccelRec accel;
+
+ int nprops;
+ PCF_Property properties;
+
+ FT_Long nmetrics;
+ PCF_Metric metrics;
+ FT_Long nencodings;
+ PCF_Encoding encodings;
+
+ FT_Short defaultChar;
+
+ FT_ULong bitmapsFormat;
+
+ FT_CharMap charmap_handle;
+ FT_CharMapRec charmap; /* a single charmap per face */
+
+ } PCF_FaceRec, *PCF_Face;
+
+
+ /* macros for pcf font format */
+
+#define LSBFirst 0
+#define MSBFirst 1
+
+#define PCF_FILE_VERSION ( ( 'p' << 24 ) | \
+ ( 'c' << 16 ) | \
+ ( 'f' << 8 ) | 1 )
+#define PCF_FORMAT_MASK 0xFFFFFF00UL
+
+#define PCF_DEFAULT_FORMAT 0x00000000UL
+#define PCF_INKBOUNDS 0x00000200UL
+#define PCF_ACCEL_W_INKBOUNDS 0x00000100UL
+#define PCF_COMPRESSED_METRICS 0x00000100UL
+
+#define PCF_FORMAT_MATCH( a, b ) \
+ ( ( (a) & PCF_FORMAT_MASK ) == ( (b) & PCF_FORMAT_MASK ) )
+
+#define PCF_GLYPH_PAD_MASK ( 3 << 0 )
+#define PCF_BYTE_MASK ( 1 << 2 )
+#define PCF_BIT_MASK ( 1 << 3 )
+#define PCF_SCAN_UNIT_MASK ( 3 << 4 )
+
+#define PCF_BYTE_ORDER( f ) \
+ ( ( (f) & PCF_BYTE_MASK ) ? MSBFirst : LSBFirst )
+#define PCF_BIT_ORDER( f ) \
+ ( ( (f) & PCF_BIT_MASK ) ? MSBFirst : LSBFirst )
+#define PCF_GLYPH_PAD_INDEX( f ) \
+ ( (f) & PCF_GLYPH_PAD_MASK )
+#define PCF_GLYPH_PAD( f ) \
+ ( 1 << PCF_GLYPH_PAD_INDEX( f ) )
+#define PCF_SCAN_UNIT_INDEX( f ) \
+ ( ( (f) & PCF_SCAN_UNIT_MASK ) >> 4 )
+#define PCF_SCAN_UNIT( f ) \
+ ( 1 << PCF_SCAN_UNIT_INDEX( f ) )
+#define PCF_FORMAT_BITS( f ) \
+ ( (f) & ( PCF_GLYPH_PAD_MASK | \
+ PCF_BYTE_MASK | \
+ PCF_BIT_MASK | \
+ PCF_SCAN_UNIT_MASK ) )
+
+#define PCF_SIZE_TO_INDEX( s ) ( (s) == 4 ? 2 : (s) == 2 ? 1 : 0 )
+#define PCF_INDEX_TO_SIZE( b ) ( 1 << b )
+
+#define PCF_FORMAT( bit, byte, glyph, scan ) \
+ ( ( PCF_SIZE_TO_INDEX( scan ) << 4 ) | \
+ ( ( (bit) == MSBFirst ? 1 : 0 ) << 3 ) | \
+ ( ( (byte) == MSBFirst ? 1 : 0 ) << 2 ) | \
+ ( PCF_SIZE_TO_INDEX( glyph ) << 0 ) )
+
+#define PCF_PROPERTIES ( 1 << 0 )
+#define PCF_ACCELERATORS ( 1 << 1 )
+#define PCF_METRICS ( 1 << 2 )
+#define PCF_BITMAPS ( 1 << 3 )
+#define PCF_INK_METRICS ( 1 << 4 )
+#define PCF_BDF_ENCODINGS ( 1 << 5 )
+#define PCF_SWIDTHS ( 1 << 6 )
+#define PCF_GLYPH_NAMES ( 1 << 7 )
+#define PCF_BDF_ACCELERATORS ( 1 << 8 )
+
+#define GLYPHPADOPTIONS 4 /* I'm not sure about this */
+
+ FT_LOCAL( FT_Error )
+ pcf_load_font( FT_Stream,
+ PCF_Face );
+
+FT_END_HEADER
+
+#endif /* __PCF_H__ */
+
+
+/* END */
--- /dev/null
+/* pcfdrivr.c
+
+ FreeType font driver for pcf files
+
+ Copyright (C) 2000-2004, 2006-2011 by
+ Francesco Zappa Nardelli
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+*/
+
+
+#include <ft2build.h>
+
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_STREAM_H
+#include FT_INTERNAL_OBJECTS_H
+#include FT_GZIP_H
+#include FT_LZW_H
+#include FT_BZIP2_H
+#include FT_ERRORS_H
+#include FT_BDF_H
+#include FT_TRUETYPE_IDS_H
+
+#include "pcf.h"
+#include "pcfdrivr.h"
+#include "pcfread.h"
+
+#include "pcferror.h"
+#include "pcfutil.h"
+
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_pcfread
+
+#include FT_SERVICE_BDF_H
+#include FT_SERVICE_XFREE86_NAME_H
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_pcfdriver
+
+
+ typedef struct PCF_CMapRec_
+ {
+ FT_CMapRec root;
+ FT_UInt num_encodings;
+ PCF_Encoding encodings;
+
+ } PCF_CMapRec, *PCF_CMap;
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ pcf_cmap_init( FT_CMap pcfcmap, /* PCF_CMap */
+ FT_Pointer init_data )
+ {
+ PCF_CMap cmap = (PCF_CMap)pcfcmap;
+ PCF_Face face = (PCF_Face)FT_CMAP_FACE( pcfcmap );
+
+ FT_UNUSED( init_data );
+
+
+ cmap->num_encodings = (FT_UInt)face->nencodings;
+ cmap->encodings = face->encodings;
+
+ return PCF_Err_Ok;
+ }
+
+
+ FT_CALLBACK_DEF( void )
+ pcf_cmap_done( FT_CMap pcfcmap ) /* PCF_CMap */
+ {
+ PCF_CMap cmap = (PCF_CMap)pcfcmap;
+
+
+ cmap->encodings = NULL;
+ cmap->num_encodings = 0;
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt )
+ pcf_cmap_char_index( FT_CMap pcfcmap, /* PCF_CMap */
+ FT_UInt32 charcode )
+ {
+ PCF_CMap cmap = (PCF_CMap)pcfcmap;
+ PCF_Encoding encodings = cmap->encodings;
+ FT_UInt min, max, mid;
+ FT_UInt result = 0;
+
+
+ min = 0;
+ max = cmap->num_encodings;
+
+ while ( min < max )
+ {
+ FT_ULong code;
+
+
+ mid = ( min + max ) >> 1;
+ code = encodings[mid].enc;
+
+ if ( charcode == code )
+ {
+ result = encodings[mid].glyph + 1;
+ break;
+ }
+
+ if ( charcode < code )
+ max = mid;
+ else
+ min = mid + 1;
+ }
+
+ return result;
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt )
+ pcf_cmap_char_next( FT_CMap pcfcmap, /* PCF_CMap */
+ FT_UInt32 *acharcode )
+ {
+ PCF_CMap cmap = (PCF_CMap)pcfcmap;
+ PCF_Encoding encodings = cmap->encodings;
+ FT_UInt min, max, mid;
+ FT_ULong charcode = *acharcode + 1;
+ FT_UInt result = 0;
+
+
+ min = 0;
+ max = cmap->num_encodings;
+
+ while ( min < max )
+ {
+ FT_ULong code;
+
+
+ mid = ( min + max ) >> 1;
+ code = encodings[mid].enc;
+
+ if ( charcode == code )
+ {
+ result = encodings[mid].glyph + 1;
+ goto Exit;
+ }
+
+ if ( charcode < code )
+ max = mid;
+ else
+ min = mid + 1;
+ }
+
+ charcode = 0;
+ if ( min < cmap->num_encodings )
+ {
+ charcode = encodings[min].enc;
+ result = encodings[min].glyph + 1;
+ }
+
+ Exit:
+ if ( charcode > 0xFFFFFFFFUL )
+ {
+ FT_TRACE1(( "pcf_cmap_char_next: charcode 0x%x > 32bit API" ));
+ *acharcode = 0;
+ /* XXX: result should be changed to indicate an overflow error */
+ }
+ else
+ *acharcode = (FT_UInt32)charcode;
+ return result;
+ }
+
+
+ FT_CALLBACK_TABLE_DEF
+ const FT_CMap_ClassRec pcf_cmap_class =
+ {
+ sizeof ( PCF_CMapRec ),
+ pcf_cmap_init,
+ pcf_cmap_done,
+ pcf_cmap_char_index,
+ pcf_cmap_char_next,
+
+ NULL, NULL, NULL, NULL, NULL
+ };
+
+
+ FT_CALLBACK_DEF( void )
+ PCF_Face_Done( FT_Face pcfface ) /* PCF_Face */
+ {
+ PCF_Face face = (PCF_Face)pcfface;
+ FT_Memory memory;
+
+
+ if ( !face )
+ return;
+
+ memory = FT_FACE_MEMORY( face );
+
+ FT_FREE( face->encodings );
+ FT_FREE( face->metrics );
+
+ /* free properties */
+ {
+ PCF_Property prop;
+ FT_Int i;
+
+
+ if ( face->properties )
+ {
+ for ( i = 0; i < face->nprops; i++ )
+ {
+ prop = &face->properties[i];
+
+ if ( prop )
+ {
+ FT_FREE( prop->name );
+ if ( prop->isString )
+ FT_FREE( prop->value.atom );
+ }
+ }
+ }
+ FT_FREE( face->properties );
+ }
+
+ FT_FREE( face->toc.tables );
+ FT_FREE( pcfface->family_name );
+ FT_FREE( pcfface->style_name );
+ FT_FREE( pcfface->available_sizes );
+ FT_FREE( face->charset_encoding );
+ FT_FREE( face->charset_registry );
+
+ /* close compressed stream if any */
+ if ( pcfface->stream == &face->comp_stream )
+ {
+ FT_Stream_Close( &face->comp_stream );
+ pcfface->stream = face->comp_source;
+ }
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ PCF_Face_Init( FT_Stream stream,
+ FT_Face pcfface, /* PCF_Face */
+ FT_Int face_index,
+ FT_Int num_params,
+ FT_Parameter* params )
+ {
+ PCF_Face face = (PCF_Face)pcfface;
+ FT_Error error = PCF_Err_Ok;
+
+ FT_UNUSED( num_params );
+ FT_UNUSED( params );
+ FT_UNUSED( face_index );
+
+
+ FT_TRACE2(( "PCF driver\n" ));
+
+ error = pcf_load_font( stream, face );
+ if ( error )
+ {
+ PCF_Face_Done( pcfface );
+
+#if defined( FT_CONFIG_OPTION_USE_ZLIB ) || \
+ defined( FT_CONFIG_OPTION_USE_LZW ) || \
+ defined( FT_CONFIG_OPTION_USE_BZIP2 )
+
+#ifdef FT_CONFIG_OPTION_USE_ZLIB
+ {
+ FT_Error error2;
+
+
+ /* this didn't work, try gzip support! */
+ error2 = FT_Stream_OpenGzip( &face->comp_stream, stream );
+ if ( FT_ERROR_BASE( error2 ) == FT_Err_Unimplemented_Feature )
+ goto Fail;
+
+ error = error2;
+ }
+#endif /* FT_CONFIG_OPTION_USE_ZLIB */
+
+#ifdef FT_CONFIG_OPTION_USE_LZW
+ if ( error )
+ {
+ FT_Error error3;
+
+
+ /* this didn't work, try LZW support! */
+ error3 = FT_Stream_OpenLZW( &face->comp_stream, stream );
+ if ( FT_ERROR_BASE( error3 ) == FT_Err_Unimplemented_Feature )
+ goto Fail;
+
+ error = error3;
+ }
+#endif /* FT_CONFIG_OPTION_USE_LZW */
+
+#ifdef FT_CONFIG_OPTION_USE_BZIP2
+ if ( error )
+ {
+ FT_Error error4;
+
+
+ /* this didn't work, try Bzip2 support! */
+ error4 = FT_Stream_OpenBzip2( &face->comp_stream, stream );
+ if ( FT_ERROR_BASE( error4 ) == FT_Err_Unimplemented_Feature )
+ goto Fail;
+
+ error = error4;
+ }
+#endif /* FT_CONFIG_OPTION_USE_BZIP2 */
+
+ if ( error )
+ goto Fail;
+
+ face->comp_source = stream;
+ pcfface->stream = &face->comp_stream;
+
+ stream = pcfface->stream;
+
+ error = pcf_load_font( stream, face );
+ if ( error )
+ goto Fail;
+
+#else /* !(FT_CONFIG_OPTION_USE_ZLIB ||
+ FT_CONFIG_OPTION_USE_LZW ||
+ FT_CONFIG_OPTION_USE_BZIP2) */
+
+ goto Fail;
+
+#endif
+ }
+
+ /* set up charmap */
+ {
+ FT_String *charset_registry = face->charset_registry;
+ FT_String *charset_encoding = face->charset_encoding;
+ FT_Bool unicode_charmap = 0;
+
+
+ if ( charset_registry && charset_encoding )
+ {
+ char* s = charset_registry;
+
+
+ /* Uh, oh, compare first letters manually to avoid dependency
+ on locales. */
+ if ( ( s[0] == 'i' || s[0] == 'I' ) &&
+ ( s[1] == 's' || s[1] == 'S' ) &&
+ ( s[2] == 'o' || s[2] == 'O' ) )
+ {
+ s += 3;
+ if ( !ft_strcmp( s, "10646" ) ||
+ ( !ft_strcmp( s, "8859" ) &&
+ !ft_strcmp( face->charset_encoding, "1" ) ) )
+ unicode_charmap = 1;
+ }
+ }
+
+ {
+ FT_CharMapRec charmap;
+
+
+ charmap.face = FT_FACE( face );
+ charmap.encoding = FT_ENCODING_NONE;
+ /* initial platform/encoding should indicate unset status? */
+ charmap.platform_id = TT_PLATFORM_APPLE_UNICODE;
+ charmap.encoding_id = TT_APPLE_ID_DEFAULT;
+
+ if ( unicode_charmap )
+ {
+ charmap.encoding = FT_ENCODING_UNICODE;
+ charmap.platform_id = TT_PLATFORM_MICROSOFT;
+ charmap.encoding_id = TT_MS_ID_UNICODE_CS;
+ }
+
+ error = FT_CMap_New( &pcf_cmap_class, NULL, &charmap, NULL );
+
+#if 0
+ /* Select default charmap */
+ if ( pcfface->num_charmaps )
+ pcfface->charmap = pcfface->charmaps[0];
+#endif
+ }
+ }
+
+ Exit:
+ return error;
+
+ Fail:
+ FT_TRACE2(( " not a PCF file\n" ));
+ PCF_Face_Done( pcfface );
+ error = PCF_Err_Unknown_File_Format; /* error */
+ goto Exit;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ PCF_Size_Select( FT_Size size,
+ FT_ULong strike_index )
+ {
+ PCF_Accel accel = &( (PCF_Face)size->face )->accel;
+
+
+ FT_Select_Metrics( size->face, strike_index );
+
+ size->metrics.ascender = accel->fontAscent << 6;
+ size->metrics.descender = -accel->fontDescent << 6;
+ size->metrics.max_advance = accel->maxbounds.characterWidth << 6;
+
+ return PCF_Err_Ok;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ PCF_Size_Request( FT_Size size,
+ FT_Size_Request req )
+ {
+ PCF_Face face = (PCF_Face)size->face;
+ FT_Bitmap_Size* bsize = size->face->available_sizes;
+ FT_Error error = PCF_Err_Invalid_Pixel_Size;
+ FT_Long height;
+
+
+ height = FT_REQUEST_HEIGHT( req );
+ height = ( height + 32 ) >> 6;
+
+ switch ( req->type )
+ {
+ case FT_SIZE_REQUEST_TYPE_NOMINAL:
+ if ( height == ( ( bsize->y_ppem + 32 ) >> 6 ) )
+ error = PCF_Err_Ok;
+ break;
+
+ case FT_SIZE_REQUEST_TYPE_REAL_DIM:
+ if ( height == ( face->accel.fontAscent +
+ face->accel.fontDescent ) )
+ error = PCF_Err_Ok;
+ break;
+
+ default:
+ error = PCF_Err_Unimplemented_Feature;
+ break;
+ }
+
+ if ( error )
+ return error;
+ else
+ return PCF_Size_Select( size, 0 );
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ PCF_Glyph_Load( FT_GlyphSlot slot,
+ FT_Size size,
+ FT_UInt glyph_index,
+ FT_Int32 load_flags )
+ {
+ PCF_Face face = (PCF_Face)FT_SIZE_FACE( size );
+ FT_Stream stream;
+ FT_Error error = PCF_Err_Ok;
+ FT_Bitmap* bitmap = &slot->bitmap;
+ PCF_Metric metric;
+ FT_Offset bytes;
+
+ FT_UNUSED( load_flags );
+
+
+ FT_TRACE4(( "load_glyph %d ---", glyph_index ));
+
+ if ( !face || glyph_index >= (FT_UInt)face->root.num_glyphs )
+ {
+ error = PCF_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ stream = face->root.stream;
+
+ if ( glyph_index > 0 )
+ glyph_index--;
+
+ metric = face->metrics + glyph_index;
+
+ bitmap->rows = metric->ascent + metric->descent;
+ bitmap->width = metric->rightSideBearing - metric->leftSideBearing;
+ bitmap->num_grays = 1;
+ bitmap->pixel_mode = FT_PIXEL_MODE_MONO;
+
+ FT_TRACE6(( "BIT_ORDER %d ; BYTE_ORDER %d ; GLYPH_PAD %d\n",
+ PCF_BIT_ORDER( face->bitmapsFormat ),
+ PCF_BYTE_ORDER( face->bitmapsFormat ),
+ PCF_GLYPH_PAD( face->bitmapsFormat ) ));
+
+ switch ( PCF_GLYPH_PAD( face->bitmapsFormat ) )
+ {
+ case 1:
+ bitmap->pitch = ( bitmap->width + 7 ) >> 3;
+ break;
+
+ case 2:
+ bitmap->pitch = ( ( bitmap->width + 15 ) >> 4 ) << 1;
+ break;
+
+ case 4:
+ bitmap->pitch = ( ( bitmap->width + 31 ) >> 5 ) << 2;
+ break;
+
+ case 8:
+ bitmap->pitch = ( ( bitmap->width + 63 ) >> 6 ) << 3;
+ break;
+
+ default:
+ return PCF_Err_Invalid_File_Format;
+ }
+
+ /* XXX: to do: are there cases that need repadding the bitmap? */
+ bytes = bitmap->pitch * bitmap->rows;
+
+ error = ft_glyphslot_alloc_bitmap( slot, bytes );
+ if ( error )
+ goto Exit;
+
+ if ( FT_STREAM_SEEK( metric->bits ) ||
+ FT_STREAM_READ( bitmap->buffer, bytes ) )
+ goto Exit;
+
+ if ( PCF_BIT_ORDER( face->bitmapsFormat ) != MSBFirst )
+ BitOrderInvert( bitmap->buffer, bytes );
+
+ if ( ( PCF_BYTE_ORDER( face->bitmapsFormat ) !=
+ PCF_BIT_ORDER( face->bitmapsFormat ) ) )
+ {
+ switch ( PCF_SCAN_UNIT( face->bitmapsFormat ) )
+ {
+ case 1:
+ break;
+
+ case 2:
+ TwoByteSwap( bitmap->buffer, bytes );
+ break;
+
+ case 4:
+ FourByteSwap( bitmap->buffer, bytes );
+ break;
+ }
+ }
+
+ slot->format = FT_GLYPH_FORMAT_BITMAP;
+ slot->bitmap_left = metric->leftSideBearing;
+ slot->bitmap_top = metric->ascent;
+
+ slot->metrics.horiAdvance = metric->characterWidth << 6;
+ slot->metrics.horiBearingX = metric->leftSideBearing << 6;
+ slot->metrics.horiBearingY = metric->ascent << 6;
+ slot->metrics.width = ( metric->rightSideBearing -
+ metric->leftSideBearing ) << 6;
+ slot->metrics.height = bitmap->rows << 6;
+
+ ft_synthesize_vertical_metrics( &slot->metrics,
+ ( face->accel.fontAscent +
+ face->accel.fontDescent ) << 6 );
+
+ FT_TRACE4(( " --- ok\n" ));
+
+ Exit:
+ return error;
+ }
+
+
+ /*
+ *
+ * BDF SERVICE
+ *
+ */
+
+ static FT_Error
+ pcf_get_bdf_property( PCF_Face face,
+ const char* prop_name,
+ BDF_PropertyRec *aproperty )
+ {
+ PCF_Property prop;
+
+
+ prop = pcf_find_property( face, prop_name );
+ if ( prop != NULL )
+ {
+ if ( prop->isString )
+ {
+ aproperty->type = BDF_PROPERTY_TYPE_ATOM;
+ aproperty->u.atom = prop->value.atom;
+ }
+ else
+ {
+ if ( prop->value.l > 0x7FFFFFFFL || prop->value.l < ( -1 - 0x7FFFFFFFL ) )
+ {
+ FT_TRACE1(( "pcf_get_bdf_property: " ));
+ FT_TRACE1(( "too large integer 0x%x is truncated\n" ));
+ }
+ /* Apparently, the PCF driver loads all properties as signed integers!
+ * This really doesn't seem to be a problem, because this is
+ * sufficient for any meaningful values.
+ */
+ aproperty->type = BDF_PROPERTY_TYPE_INTEGER;
+ aproperty->u.integer = (FT_Int32)prop->value.l;
+ }
+ return 0;
+ }
+
+ return PCF_Err_Invalid_Argument;
+ }
+
+
+ static FT_Error
+ pcf_get_charset_id( PCF_Face face,
+ const char* *acharset_encoding,
+ const char* *acharset_registry )
+ {
+ *acharset_encoding = face->charset_encoding;
+ *acharset_registry = face->charset_registry;
+
+ return 0;
+ }
+
+
+ static const FT_Service_BDFRec pcf_service_bdf =
+ {
+ (FT_BDF_GetCharsetIdFunc)pcf_get_charset_id,
+ (FT_BDF_GetPropertyFunc) pcf_get_bdf_property
+ };
+
+
+ /*
+ *
+ * SERVICE LIST
+ *
+ */
+
+ static const FT_ServiceDescRec pcf_services[] =
+ {
+ { FT_SERVICE_ID_BDF, &pcf_service_bdf },
+ { FT_SERVICE_ID_XF86_NAME, FT_XF86_FORMAT_PCF },
+ { NULL, NULL }
+ };
+
+
+ FT_CALLBACK_DEF( FT_Module_Interface )
+ pcf_driver_requester( FT_Module module,
+ const char* name )
+ {
+ FT_UNUSED( module );
+
+ return ft_service_list_lookup( pcf_services, name );
+ }
+
+
+ FT_CALLBACK_TABLE_DEF
+ const FT_Driver_ClassRec pcf_driver_class =
+ {
+ {
+ FT_MODULE_FONT_DRIVER |
+ FT_MODULE_DRIVER_NO_OUTLINES,
+ sizeof ( FT_DriverRec ),
+
+ "pcf",
+ 0x10000L,
+ 0x20000L,
+
+ 0,
+
+ 0, /* FT_Module_Constructor */
+ 0, /* FT_Module_Destructor */
+ pcf_driver_requester
+ },
+
+ sizeof ( PCF_FaceRec ),
+ sizeof ( FT_SizeRec ),
+ sizeof ( FT_GlyphSlotRec ),
+
+ PCF_Face_Init,
+ PCF_Face_Done,
+ 0, /* FT_Size_InitFunc */
+ 0, /* FT_Size_DoneFunc */
+ 0, /* FT_Slot_InitFunc */
+ 0, /* FT_Slot_DoneFunc */
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+ ft_stub_set_char_sizes,
+ ft_stub_set_pixel_sizes,
+#endif
+ PCF_Glyph_Load,
+
+ 0, /* FT_Face_GetKerningFunc */
+ 0, /* FT_Face_AttachFunc */
+ 0, /* FT_Face_GetAdvancesFunc */
+
+ PCF_Size_Request,
+ PCF_Size_Select
+ };
+
+
+/* END */
--- /dev/null
+/* pcfdrivr.h
+
+ FreeType font driver for pcf fonts
+
+ Copyright 2000-2001, 2002 by
+ Francesco Zappa Nardelli
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+*/
+
+
+#ifndef __PCFDRIVR_H__
+#define __PCFDRIVR_H__
+
+#include <ft2build.h>
+#include FT_INTERNAL_DRIVER_H
+
+FT_BEGIN_HEADER
+
+#ifdef FT_CONFIG_OPTION_PIC
+#error "this module does not support PIC yet"
+#endif
+
+ FT_EXPORT_VAR( const FT_Driver_ClassRec ) pcf_driver_class;
+
+FT_END_HEADER
+
+
+#endif /* __PCFDRIVR_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* pcferror.h */
+/* */
+/* PCF error codes (specification only). */
+/* */
+/* Copyright 2001, 2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This file is used to define the PCF error enumeration constants. */
+ /* */
+ /*************************************************************************/
+
+#ifndef __PCFERROR_H__
+#define __PCFERROR_H__
+
+#include FT_MODULE_ERRORS_H
+
+#undef __FTERRORS_H__
+
+#undef FT_ERR_PREFIX
+#define FT_ERR_PREFIX PCF_Err_
+#define FT_ERR_BASE FT_Mod_Err_PCF
+
+#include FT_ERRORS_H
+
+#endif /* __PCFERROR_H__ */
+
+
+/* END */
--- /dev/null
+/* pcfread.c
+
+ FreeType font driver for pcf fonts
+
+ Copyright 2000-2010, 2012 by
+ Francesco Zappa Nardelli
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+*/
+
+
+#include <ft2build.h>
+
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_STREAM_H
+#include FT_INTERNAL_OBJECTS_H
+
+#include "pcf.h"
+#include "pcfread.h"
+
+#include "pcferror.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_pcfread
+
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+ static const char* const tableNames[] =
+ {
+ "prop", "accl", "mtrcs", "bmps", "imtrcs",
+ "enc", "swidth", "names", "accel"
+ };
+#endif
+
+
+ static
+ const FT_Frame_Field pcf_toc_header[] =
+ {
+#undef FT_STRUCTURE
+#define FT_STRUCTURE PCF_TocRec
+
+ FT_FRAME_START( 8 ),
+ FT_FRAME_ULONG_LE( version ),
+ FT_FRAME_ULONG_LE( count ),
+ FT_FRAME_END
+ };
+
+
+ static
+ const FT_Frame_Field pcf_table_header[] =
+ {
+#undef FT_STRUCTURE
+#define FT_STRUCTURE PCF_TableRec
+
+ FT_FRAME_START( 16 ),
+ FT_FRAME_ULONG_LE( type ),
+ FT_FRAME_ULONG_LE( format ),
+ FT_FRAME_ULONG_LE( size ),
+ FT_FRAME_ULONG_LE( offset ),
+ FT_FRAME_END
+ };
+
+
+ static FT_Error
+ pcf_read_TOC( FT_Stream stream,
+ PCF_Face face )
+ {
+ FT_Error error;
+ PCF_Toc toc = &face->toc;
+ PCF_Table tables;
+
+ FT_Memory memory = FT_FACE(face)->memory;
+ FT_UInt n;
+
+
+ if ( FT_STREAM_SEEK ( 0 ) ||
+ FT_STREAM_READ_FIELDS ( pcf_toc_header, toc ) )
+ return PCF_Err_Cannot_Open_Resource;
+
+ if ( toc->version != PCF_FILE_VERSION ||
+ toc->count > FT_ARRAY_MAX( face->toc.tables ) ||
+ toc->count == 0 )
+ return PCF_Err_Invalid_File_Format;
+
+ if ( FT_NEW_ARRAY( face->toc.tables, toc->count ) )
+ return PCF_Err_Out_Of_Memory;
+
+ tables = face->toc.tables;
+ for ( n = 0; n < toc->count; n++ )
+ {
+ if ( FT_STREAM_READ_FIELDS( pcf_table_header, tables ) )
+ goto Exit;
+ tables++;
+ }
+
+ /* Sort tables and check for overlaps. Because they are almost */
+ /* always ordered already, an in-place bubble sort with simultaneous */
+ /* boundary checking seems appropriate. */
+ tables = face->toc.tables;
+
+ for ( n = 0; n < toc->count - 1; n++ )
+ {
+ FT_UInt i, have_change;
+
+
+ have_change = 0;
+
+ for ( i = 0; i < toc->count - 1 - n; i++ )
+ {
+ PCF_TableRec tmp;
+
+
+ if ( tables[i].offset > tables[i + 1].offset )
+ {
+ tmp = tables[i];
+ tables[i] = tables[i + 1];
+ tables[i + 1] = tmp;
+
+ have_change = 1;
+ }
+
+ if ( ( tables[i].size > tables[i + 1].offset ) ||
+ ( tables[i].offset > tables[i + 1].offset - tables[i].size ) )
+ return PCF_Err_Invalid_Offset;
+ }
+
+ if ( !have_change )
+ break;
+ }
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+
+ {
+ FT_UInt i, j;
+ const char* name = "?";
+
+
+ FT_TRACE4(( "pcf_read_TOC:\n" ));
+
+ FT_TRACE4(( " number of tables: %ld\n", face->toc.count ));
+
+ tables = face->toc.tables;
+ for ( i = 0; i < toc->count; i++ )
+ {
+ for ( j = 0; j < sizeof ( tableNames ) / sizeof ( tableNames[0] );
+ j++ )
+ if ( tables[i].type == (FT_UInt)( 1 << j ) )
+ name = tableNames[j];
+
+ FT_TRACE4(( " %d: type=%s, format=0x%X, "
+ "size=%ld (0x%lX), offset=%ld (0x%lX)\n",
+ i, name,
+ tables[i].format,
+ tables[i].size, tables[i].size,
+ tables[i].offset, tables[i].offset ));
+ }
+ }
+
+#endif
+
+ return PCF_Err_Ok;
+
+ Exit:
+ FT_FREE( face->toc.tables );
+ return error;
+ }
+
+
+#define PCF_METRIC_SIZE 12
+
+ static
+ const FT_Frame_Field pcf_metric_header[] =
+ {
+#undef FT_STRUCTURE
+#define FT_STRUCTURE PCF_MetricRec
+
+ FT_FRAME_START( PCF_METRIC_SIZE ),
+ FT_FRAME_SHORT_LE( leftSideBearing ),
+ FT_FRAME_SHORT_LE( rightSideBearing ),
+ FT_FRAME_SHORT_LE( characterWidth ),
+ FT_FRAME_SHORT_LE( ascent ),
+ FT_FRAME_SHORT_LE( descent ),
+ FT_FRAME_SHORT_LE( attributes ),
+ FT_FRAME_END
+ };
+
+
+ static
+ const FT_Frame_Field pcf_metric_msb_header[] =
+ {
+#undef FT_STRUCTURE
+#define FT_STRUCTURE PCF_MetricRec
+
+ FT_FRAME_START( PCF_METRIC_SIZE ),
+ FT_FRAME_SHORT( leftSideBearing ),
+ FT_FRAME_SHORT( rightSideBearing ),
+ FT_FRAME_SHORT( characterWidth ),
+ FT_FRAME_SHORT( ascent ),
+ FT_FRAME_SHORT( descent ),
+ FT_FRAME_SHORT( attributes ),
+ FT_FRAME_END
+ };
+
+
+#define PCF_COMPRESSED_METRIC_SIZE 5
+
+ static
+ const FT_Frame_Field pcf_compressed_metric_header[] =
+ {
+#undef FT_STRUCTURE
+#define FT_STRUCTURE PCF_Compressed_MetricRec
+
+ FT_FRAME_START( PCF_COMPRESSED_METRIC_SIZE ),
+ FT_FRAME_BYTE( leftSideBearing ),
+ FT_FRAME_BYTE( rightSideBearing ),
+ FT_FRAME_BYTE( characterWidth ),
+ FT_FRAME_BYTE( ascent ),
+ FT_FRAME_BYTE( descent ),
+ FT_FRAME_END
+ };
+
+
+ static FT_Error
+ pcf_get_metric( FT_Stream stream,
+ FT_ULong format,
+ PCF_Metric metric )
+ {
+ FT_Error error = PCF_Err_Ok;
+
+
+ if ( PCF_FORMAT_MATCH( format, PCF_DEFAULT_FORMAT ) )
+ {
+ const FT_Frame_Field* fields;
+
+
+ /* parsing normal metrics */
+ fields = PCF_BYTE_ORDER( format ) == MSBFirst
+ ? pcf_metric_msb_header
+ : pcf_metric_header;
+
+ /* the following sets `error' but doesn't return in case of failure */
+ (void)FT_STREAM_READ_FIELDS( fields, metric );
+ }
+ else
+ {
+ PCF_Compressed_MetricRec compr;
+
+
+ /* parsing compressed metrics */
+ if ( FT_STREAM_READ_FIELDS( pcf_compressed_metric_header, &compr ) )
+ goto Exit;
+
+ metric->leftSideBearing = (FT_Short)( compr.leftSideBearing - 0x80 );
+ metric->rightSideBearing = (FT_Short)( compr.rightSideBearing - 0x80 );
+ metric->characterWidth = (FT_Short)( compr.characterWidth - 0x80 );
+ metric->ascent = (FT_Short)( compr.ascent - 0x80 );
+ metric->descent = (FT_Short)( compr.descent - 0x80 );
+ metric->attributes = 0;
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ static FT_Error
+ pcf_seek_to_table_type( FT_Stream stream,
+ PCF_Table tables,
+ FT_ULong ntables, /* same as PCF_Toc->count */
+ FT_ULong type,
+ FT_ULong *aformat,
+ FT_ULong *asize )
+ {
+ FT_Error error = PCF_Err_Invalid_File_Format;
+ FT_ULong i;
+
+
+ for ( i = 0; i < ntables; i++ )
+ if ( tables[i].type == type )
+ {
+ if ( stream->pos > tables[i].offset )
+ {
+ error = PCF_Err_Invalid_Stream_Skip;
+ goto Fail;
+ }
+
+ if ( FT_STREAM_SKIP( tables[i].offset - stream->pos ) )
+ {
+ error = PCF_Err_Invalid_Stream_Skip;
+ goto Fail;
+ }
+
+ *asize = tables[i].size;
+ *aformat = tables[i].format;
+
+ return PCF_Err_Ok;
+ }
+
+ Fail:
+ *asize = 0;
+ return error;
+ }
+
+
+ static FT_Bool
+ pcf_has_table_type( PCF_Table tables,
+ FT_ULong ntables, /* same as PCF_Toc->count */
+ FT_ULong type )
+ {
+ FT_ULong i;
+
+
+ for ( i = 0; i < ntables; i++ )
+ if ( tables[i].type == type )
+ return TRUE;
+
+ return FALSE;
+ }
+
+
+#define PCF_PROPERTY_SIZE 9
+
+ static
+ const FT_Frame_Field pcf_property_header[] =
+ {
+#undef FT_STRUCTURE
+#define FT_STRUCTURE PCF_ParsePropertyRec
+
+ FT_FRAME_START( PCF_PROPERTY_SIZE ),
+ FT_FRAME_LONG_LE( name ),
+ FT_FRAME_BYTE ( isString ),
+ FT_FRAME_LONG_LE( value ),
+ FT_FRAME_END
+ };
+
+
+ static
+ const FT_Frame_Field pcf_property_msb_header[] =
+ {
+#undef FT_STRUCTURE
+#define FT_STRUCTURE PCF_ParsePropertyRec
+
+ FT_FRAME_START( PCF_PROPERTY_SIZE ),
+ FT_FRAME_LONG( name ),
+ FT_FRAME_BYTE( isString ),
+ FT_FRAME_LONG( value ),
+ FT_FRAME_END
+ };
+
+
+ FT_LOCAL_DEF( PCF_Property )
+ pcf_find_property( PCF_Face face,
+ const FT_String* prop )
+ {
+ PCF_Property properties = face->properties;
+ FT_Bool found = 0;
+ int i;
+
+
+ for ( i = 0 ; i < face->nprops && !found; i++ )
+ {
+ if ( !ft_strcmp( properties[i].name, prop ) )
+ found = 1;
+ }
+
+ if ( found )
+ return properties + i - 1;
+ else
+ return NULL;
+ }
+
+
+ static FT_Error
+ pcf_get_properties( FT_Stream stream,
+ PCF_Face face )
+ {
+ PCF_ParseProperty props = 0;
+ PCF_Property properties = NULL;
+ FT_ULong nprops, i;
+ FT_ULong format, size;
+ FT_Error error;
+ FT_Memory memory = FT_FACE(face)->memory;
+ FT_ULong string_size;
+ FT_String* strings = 0;
+
+
+ error = pcf_seek_to_table_type( stream,
+ face->toc.tables,
+ face->toc.count,
+ PCF_PROPERTIES,
+ &format,
+ &size );
+ if ( error )
+ goto Bail;
+
+ if ( FT_READ_ULONG_LE( format ) )
+ goto Bail;
+
+ FT_TRACE4(( "pcf_get_properties:\n" ));
+
+ FT_TRACE4(( " format = %ld\n", format ));
+
+ if ( !PCF_FORMAT_MATCH( format, PCF_DEFAULT_FORMAT ) )
+ goto Bail;
+
+ if ( PCF_BYTE_ORDER( format ) == MSBFirst )
+ (void)FT_READ_ULONG( nprops );
+ else
+ (void)FT_READ_ULONG_LE( nprops );
+ if ( error )
+ goto Bail;
+
+ FT_TRACE4(( " nprop = %d (truncate %d props)\n",
+ (int)nprops, nprops - (int)nprops ));
+
+ nprops = (int)nprops;
+
+ /* rough estimate */
+ if ( nprops > size / PCF_PROPERTY_SIZE )
+ {
+ error = PCF_Err_Invalid_Table;
+ goto Bail;
+ }
+
+ face->nprops = (int)nprops;
+
+ if ( FT_NEW_ARRAY( props, nprops ) )
+ goto Bail;
+
+ for ( i = 0; i < nprops; i++ )
+ {
+ if ( PCF_BYTE_ORDER( format ) == MSBFirst )
+ {
+ if ( FT_STREAM_READ_FIELDS( pcf_property_msb_header, props + i ) )
+ goto Bail;
+ }
+ else
+ {
+ if ( FT_STREAM_READ_FIELDS( pcf_property_header, props + i ) )
+ goto Bail;
+ }
+ }
+
+ /* pad the property array */
+ /* */
+ /* clever here - nprops is the same as the number of odd-units read, */
+ /* as only isStringProp are odd length (Keith Packard) */
+ /* */
+ if ( nprops & 3 )
+ {
+ i = 4 - ( nprops & 3 );
+ if ( FT_STREAM_SKIP( i ) )
+ {
+ error = PCF_Err_Invalid_Stream_Skip;
+ goto Bail;
+ }
+ }
+
+ if ( PCF_BYTE_ORDER( format ) == MSBFirst )
+ (void)FT_READ_ULONG( string_size );
+ else
+ (void)FT_READ_ULONG_LE( string_size );
+ if ( error )
+ goto Bail;
+
+ FT_TRACE4(( " string_size = %ld\n", string_size ));
+
+ /* rough estimate */
+ if ( string_size > size - nprops * PCF_PROPERTY_SIZE )
+ {
+ error = PCF_Err_Invalid_Table;
+ goto Bail;
+ }
+
+ /* allocate one more byte so that we have a final null byte */
+ if ( FT_NEW_ARRAY( strings, string_size + 1 ) )
+ goto Bail;
+
+ error = FT_Stream_Read( stream, (FT_Byte*)strings, string_size );
+ if ( error )
+ goto Bail;
+
+ if ( FT_NEW_ARRAY( properties, nprops ) )
+ goto Bail;
+
+ face->properties = properties;
+
+ for ( i = 0; i < nprops; i++ )
+ {
+ FT_Long name_offset = props[i].name;
+
+
+ if ( ( name_offset < 0 ) ||
+ ( (FT_ULong)name_offset > string_size ) )
+ {
+ error = PCF_Err_Invalid_Offset;
+ goto Bail;
+ }
+
+ if ( FT_STRDUP( properties[i].name, strings + name_offset ) )
+ goto Bail;
+
+ FT_TRACE4(( " %s:", properties[i].name ));
+
+ properties[i].isString = props[i].isString;
+
+ if ( props[i].isString )
+ {
+ FT_Long value_offset = props[i].value;
+
+
+ if ( ( value_offset < 0 ) ||
+ ( (FT_ULong)value_offset > string_size ) )
+ {
+ error = PCF_Err_Invalid_Offset;
+ goto Bail;
+ }
+
+ if ( FT_STRDUP( properties[i].value.atom, strings + value_offset ) )
+ goto Bail;
+
+ FT_TRACE4(( " `%s'\n", properties[i].value.atom ));
+ }
+ else
+ {
+ properties[i].value.l = props[i].value;
+
+ FT_TRACE4(( " %d\n", properties[i].value.l ));
+ }
+ }
+
+ error = PCF_Err_Ok;
+
+ Bail:
+ FT_FREE( props );
+ FT_FREE( strings );
+
+ return error;
+ }
+
+
+ static FT_Error
+ pcf_get_metrics( FT_Stream stream,
+ PCF_Face face )
+ {
+ FT_Error error = PCF_Err_Ok;
+ FT_Memory memory = FT_FACE(face)->memory;
+ FT_ULong format, size;
+ PCF_Metric metrics = 0;
+ FT_ULong nmetrics, i;
+
+
+ error = pcf_seek_to_table_type( stream,
+ face->toc.tables,
+ face->toc.count,
+ PCF_METRICS,
+ &format,
+ &size );
+ if ( error )
+ return error;
+
+ if ( FT_READ_ULONG_LE( format ) )
+ goto Bail;
+
+ if ( !PCF_FORMAT_MATCH( format, PCF_DEFAULT_FORMAT ) &&
+ !PCF_FORMAT_MATCH( format, PCF_COMPRESSED_METRICS ) )
+ return PCF_Err_Invalid_File_Format;
+
+ if ( PCF_FORMAT_MATCH( format, PCF_DEFAULT_FORMAT ) )
+ {
+ if ( PCF_BYTE_ORDER( format ) == MSBFirst )
+ (void)FT_READ_ULONG( nmetrics );
+ else
+ (void)FT_READ_ULONG_LE( nmetrics );
+ }
+ else
+ {
+ if ( PCF_BYTE_ORDER( format ) == MSBFirst )
+ (void)FT_READ_USHORT( nmetrics );
+ else
+ (void)FT_READ_USHORT_LE( nmetrics );
+ }
+ if ( error )
+ return PCF_Err_Invalid_File_Format;
+
+ face->nmetrics = nmetrics;
+
+ if ( !nmetrics )
+ return PCF_Err_Invalid_Table;
+
+ FT_TRACE4(( "pcf_get_metrics:\n" ));
+
+ FT_TRACE4(( " number of metrics: %d\n", nmetrics ));
+
+ /* rough estimate */
+ if ( PCF_FORMAT_MATCH( format, PCF_DEFAULT_FORMAT ) )
+ {
+ if ( nmetrics > size / PCF_METRIC_SIZE )
+ return PCF_Err_Invalid_Table;
+ }
+ else
+ {
+ if ( nmetrics > size / PCF_COMPRESSED_METRIC_SIZE )
+ return PCF_Err_Invalid_Table;
+ }
+
+ if ( FT_NEW_ARRAY( face->metrics, nmetrics ) )
+ return PCF_Err_Out_Of_Memory;
+
+ metrics = face->metrics;
+ for ( i = 0; i < nmetrics; i++ )
+ {
+ error = pcf_get_metric( stream, format, metrics + i );
+
+ metrics[i].bits = 0;
+
+ FT_TRACE5(( " idx %d: width=%d, "
+ "lsb=%d, rsb=%d, ascent=%d, descent=%d, swidth=%d\n",
+ i,
+ ( metrics + i )->characterWidth,
+ ( metrics + i )->leftSideBearing,
+ ( metrics + i )->rightSideBearing,
+ ( metrics + i )->ascent,
+ ( metrics + i )->descent,
+ ( metrics + i )->attributes ));
+
+ if ( error )
+ break;
+ }
+
+ if ( error )
+ FT_FREE( face->metrics );
+
+ Bail:
+ return error;
+ }
+
+
+ static FT_Error
+ pcf_get_bitmaps( FT_Stream stream,
+ PCF_Face face )
+ {
+ FT_Error error = PCF_Err_Ok;
+ FT_Memory memory = FT_FACE(face)->memory;
+ FT_Long* offsets = NULL;
+ FT_Long bitmapSizes[GLYPHPADOPTIONS];
+ FT_ULong format, size;
+ FT_ULong nbitmaps, i, sizebitmaps = 0;
+
+
+ error = pcf_seek_to_table_type( stream,
+ face->toc.tables,
+ face->toc.count,
+ PCF_BITMAPS,
+ &format,
+ &size );
+ if ( error )
+ return error;
+
+ error = FT_Stream_EnterFrame( stream, 8 );
+ if ( error )
+ return error;
+
+ format = FT_GET_ULONG_LE();
+ if ( PCF_BYTE_ORDER( format ) == MSBFirst )
+ nbitmaps = FT_GET_ULONG();
+ else
+ nbitmaps = FT_GET_ULONG_LE();
+
+ FT_Stream_ExitFrame( stream );
+
+ if ( !PCF_FORMAT_MATCH( format, PCF_DEFAULT_FORMAT ) )
+ return PCF_Err_Invalid_File_Format;
+
+ FT_TRACE4(( "pcf_get_bitmaps:\n" ));
+
+ FT_TRACE4(( " number of bitmaps: %d\n", nbitmaps ));
+
+ /* XXX: PCF_Face->nmetrics is singed FT_Long, see pcf.h */
+ if ( face->nmetrics < 0 || nbitmaps != ( FT_ULong )face->nmetrics )
+ return PCF_Err_Invalid_File_Format;
+
+ if ( FT_NEW_ARRAY( offsets, nbitmaps ) )
+ return error;
+
+ for ( i = 0; i < nbitmaps; i++ )
+ {
+ if ( PCF_BYTE_ORDER( format ) == MSBFirst )
+ (void)FT_READ_LONG( offsets[i] );
+ else
+ (void)FT_READ_LONG_LE( offsets[i] );
+
+ FT_TRACE5(( " bitmap %d: offset %ld (0x%lX)\n",
+ i, offsets[i], offsets[i] ));
+ }
+ if ( error )
+ goto Bail;
+
+ for ( i = 0; i < GLYPHPADOPTIONS; i++ )
+ {
+ if ( PCF_BYTE_ORDER( format ) == MSBFirst )
+ (void)FT_READ_LONG( bitmapSizes[i] );
+ else
+ (void)FT_READ_LONG_LE( bitmapSizes[i] );
+ if ( error )
+ goto Bail;
+
+ sizebitmaps = bitmapSizes[PCF_GLYPH_PAD_INDEX( format )];
+
+ FT_TRACE4(( " padding %d implies a size of %ld\n", i, bitmapSizes[i] ));
+ }
+
+ FT_TRACE4(( " %d bitmaps, padding index %ld\n",
+ nbitmaps,
+ PCF_GLYPH_PAD_INDEX( format ) ));
+ FT_TRACE4(( " bitmap size = %d\n", sizebitmaps ));
+
+ FT_UNUSED( sizebitmaps ); /* only used for debugging */
+
+ for ( i = 0; i < nbitmaps; i++ )
+ {
+ /* rough estimate */
+ if ( ( offsets[i] < 0 ) ||
+ ( (FT_ULong)offsets[i] > size ) )
+ {
+ FT_TRACE0(( "pcf_get_bitmaps:"
+ " invalid offset to bitmap data of glyph %d\n", i ));
+ }
+ else
+ face->metrics[i].bits = stream->pos + offsets[i];
+ }
+
+ face->bitmapsFormat = format;
+
+ Bail:
+ FT_FREE( offsets );
+ return error;
+ }
+
+
+ static FT_Error
+ pcf_get_encodings( FT_Stream stream,
+ PCF_Face face )
+ {
+ FT_Error error = PCF_Err_Ok;
+ FT_Memory memory = FT_FACE(face)->memory;
+ FT_ULong format, size;
+ int firstCol, lastCol;
+ int firstRow, lastRow;
+ int nencoding, encodingOffset;
+ int i, j;
+ PCF_Encoding tmpEncoding = NULL, encoding = 0;
+
+
+ error = pcf_seek_to_table_type( stream,
+ face->toc.tables,
+ face->toc.count,
+ PCF_BDF_ENCODINGS,
+ &format,
+ &size );
+ if ( error )
+ return error;
+
+ error = FT_Stream_EnterFrame( stream, 14 );
+ if ( error )
+ return error;
+
+ format = FT_GET_ULONG_LE();
+
+ if ( PCF_BYTE_ORDER( format ) == MSBFirst )
+ {
+ firstCol = FT_GET_SHORT();
+ lastCol = FT_GET_SHORT();
+ firstRow = FT_GET_SHORT();
+ lastRow = FT_GET_SHORT();
+ face->defaultChar = FT_GET_SHORT();
+ }
+ else
+ {
+ firstCol = FT_GET_SHORT_LE();
+ lastCol = FT_GET_SHORT_LE();
+ firstRow = FT_GET_SHORT_LE();
+ lastRow = FT_GET_SHORT_LE();
+ face->defaultChar = FT_GET_SHORT_LE();
+ }
+
+ FT_Stream_ExitFrame( stream );
+
+ if ( !PCF_FORMAT_MATCH( format, PCF_DEFAULT_FORMAT ) )
+ return PCF_Err_Invalid_File_Format;
+
+ FT_TRACE4(( "pdf_get_encodings:\n" ));
+
+ FT_TRACE4(( " firstCol %d, lastCol %d, firstRow %d, lastRow %d\n",
+ firstCol, lastCol, firstRow, lastRow ));
+
+ nencoding = ( lastCol - firstCol + 1 ) * ( lastRow - firstRow + 1 );
+
+ if ( FT_NEW_ARRAY( tmpEncoding, nencoding ) )
+ return PCF_Err_Out_Of_Memory;
+
+ error = FT_Stream_EnterFrame( stream, 2 * nencoding );
+ if ( error )
+ goto Bail;
+
+ for ( i = 0, j = 0 ; i < nencoding; i++ )
+ {
+ if ( PCF_BYTE_ORDER( format ) == MSBFirst )
+ encodingOffset = FT_GET_SHORT();
+ else
+ encodingOffset = FT_GET_SHORT_LE();
+
+ if ( encodingOffset != -1 )
+ {
+ tmpEncoding[j].enc = ( ( ( i / ( lastCol - firstCol + 1 ) ) +
+ firstRow ) * 256 ) +
+ ( ( i % ( lastCol - firstCol + 1 ) ) +
+ firstCol );
+
+ tmpEncoding[j].glyph = (FT_Short)encodingOffset;
+
+ FT_TRACE5(( " code %d (0x%04X): idx %d\n",
+ tmpEncoding[j].enc, tmpEncoding[j].enc,
+ tmpEncoding[j].glyph ));
+
+ j++;
+ }
+ }
+ FT_Stream_ExitFrame( stream );
+
+ if ( FT_NEW_ARRAY( encoding, j ) )
+ goto Bail;
+
+ for ( i = 0; i < j; i++ )
+ {
+ encoding[i].enc = tmpEncoding[i].enc;
+ encoding[i].glyph = tmpEncoding[i].glyph;
+ }
+
+ face->nencodings = j;
+ face->encodings = encoding;
+ FT_FREE( tmpEncoding );
+
+ return error;
+
+ Bail:
+ FT_FREE( encoding );
+ FT_FREE( tmpEncoding );
+ return error;
+ }
+
+
+ static
+ const FT_Frame_Field pcf_accel_header[] =
+ {
+#undef FT_STRUCTURE
+#define FT_STRUCTURE PCF_AccelRec
+
+ FT_FRAME_START( 20 ),
+ FT_FRAME_BYTE ( noOverlap ),
+ FT_FRAME_BYTE ( constantMetrics ),
+ FT_FRAME_BYTE ( terminalFont ),
+ FT_FRAME_BYTE ( constantWidth ),
+ FT_FRAME_BYTE ( inkInside ),
+ FT_FRAME_BYTE ( inkMetrics ),
+ FT_FRAME_BYTE ( drawDirection ),
+ FT_FRAME_SKIP_BYTES( 1 ),
+ FT_FRAME_LONG_LE ( fontAscent ),
+ FT_FRAME_LONG_LE ( fontDescent ),
+ FT_FRAME_LONG_LE ( maxOverlap ),
+ FT_FRAME_END
+ };
+
+
+ static
+ const FT_Frame_Field pcf_accel_msb_header[] =
+ {
+#undef FT_STRUCTURE
+#define FT_STRUCTURE PCF_AccelRec
+
+ FT_FRAME_START( 20 ),
+ FT_FRAME_BYTE ( noOverlap ),
+ FT_FRAME_BYTE ( constantMetrics ),
+ FT_FRAME_BYTE ( terminalFont ),
+ FT_FRAME_BYTE ( constantWidth ),
+ FT_FRAME_BYTE ( inkInside ),
+ FT_FRAME_BYTE ( inkMetrics ),
+ FT_FRAME_BYTE ( drawDirection ),
+ FT_FRAME_SKIP_BYTES( 1 ),
+ FT_FRAME_LONG ( fontAscent ),
+ FT_FRAME_LONG ( fontDescent ),
+ FT_FRAME_LONG ( maxOverlap ),
+ FT_FRAME_END
+ };
+
+
+ static FT_Error
+ pcf_get_accel( FT_Stream stream,
+ PCF_Face face,
+ FT_ULong type )
+ {
+ FT_ULong format, size;
+ FT_Error error = PCF_Err_Ok;
+ PCF_Accel accel = &face->accel;
+
+
+ error = pcf_seek_to_table_type( stream,
+ face->toc.tables,
+ face->toc.count,
+ type,
+ &format,
+ &size );
+ if ( error )
+ goto Bail;
+
+ if ( FT_READ_ULONG_LE( format ) )
+ goto Bail;
+
+ if ( !PCF_FORMAT_MATCH( format, PCF_DEFAULT_FORMAT ) &&
+ !PCF_FORMAT_MATCH( format, PCF_ACCEL_W_INKBOUNDS ) )
+ goto Bail;
+
+ if ( PCF_BYTE_ORDER( format ) == MSBFirst )
+ {
+ if ( FT_STREAM_READ_FIELDS( pcf_accel_msb_header, accel ) )
+ goto Bail;
+ }
+ else
+ {
+ if ( FT_STREAM_READ_FIELDS( pcf_accel_header, accel ) )
+ goto Bail;
+ }
+
+ error = pcf_get_metric( stream,
+ format & ( ~PCF_FORMAT_MASK ),
+ &(accel->minbounds) );
+ if ( error )
+ goto Bail;
+
+ error = pcf_get_metric( stream,
+ format & ( ~PCF_FORMAT_MASK ),
+ &(accel->maxbounds) );
+ if ( error )
+ goto Bail;
+
+ if ( PCF_FORMAT_MATCH( format, PCF_ACCEL_W_INKBOUNDS ) )
+ {
+ error = pcf_get_metric( stream,
+ format & ( ~PCF_FORMAT_MASK ),
+ &(accel->ink_minbounds) );
+ if ( error )
+ goto Bail;
+
+ error = pcf_get_metric( stream,
+ format & ( ~PCF_FORMAT_MASK ),
+ &(accel->ink_maxbounds) );
+ if ( error )
+ goto Bail;
+ }
+ else
+ {
+ accel->ink_minbounds = accel->minbounds; /* I'm not sure about this */
+ accel->ink_maxbounds = accel->maxbounds;
+ }
+
+ Bail:
+ return error;
+ }
+
+
+ static FT_Error
+ pcf_interpret_style( PCF_Face pcf )
+ {
+ FT_Error error = PCF_Err_Ok;
+ FT_Face face = FT_FACE( pcf );
+ FT_Memory memory = face->memory;
+
+ PCF_Property prop;
+
+ size_t nn, len;
+ char* strings[4] = { NULL, NULL, NULL, NULL };
+ size_t lengths[4];
+
+
+ face->style_flags = 0;
+
+ prop = pcf_find_property( pcf, "SLANT" );
+ if ( prop && prop->isString &&
+ ( *(prop->value.atom) == 'O' || *(prop->value.atom) == 'o' ||
+ *(prop->value.atom) == 'I' || *(prop->value.atom) == 'i' ) )
+ {
+ face->style_flags |= FT_STYLE_FLAG_ITALIC;
+ strings[2] = ( *(prop->value.atom) == 'O' ||
+ *(prop->value.atom) == 'o' ) ? (char *)"Oblique"
+ : (char *)"Italic";
+ }
+
+ prop = pcf_find_property( pcf, "WEIGHT_NAME" );
+ if ( prop && prop->isString &&
+ ( *(prop->value.atom) == 'B' || *(prop->value.atom) == 'b' ) )
+ {
+ face->style_flags |= FT_STYLE_FLAG_BOLD;
+ strings[1] = (char *)"Bold";
+ }
+
+ prop = pcf_find_property( pcf, "SETWIDTH_NAME" );
+ if ( prop && prop->isString &&
+ *(prop->value.atom) &&
+ !( *(prop->value.atom) == 'N' || *(prop->value.atom) == 'n' ) )
+ strings[3] = (char *)(prop->value.atom);
+
+ prop = pcf_find_property( pcf, "ADD_STYLE_NAME" );
+ if ( prop && prop->isString &&
+ *(prop->value.atom) &&
+ !( *(prop->value.atom) == 'N' || *(prop->value.atom) == 'n' ) )
+ strings[0] = (char *)(prop->value.atom);
+
+ for ( len = 0, nn = 0; nn < 4; nn++ )
+ {
+ lengths[nn] = 0;
+ if ( strings[nn] )
+ {
+ lengths[nn] = ft_strlen( strings[nn] );
+ len += lengths[nn] + 1;
+ }
+ }
+
+ if ( len == 0 )
+ {
+ strings[0] = (char *)"Regular";
+ lengths[0] = ft_strlen( strings[0] );
+ len = lengths[0] + 1;
+ }
+
+ {
+ char* s;
+
+
+ if ( FT_ALLOC( face->style_name, len ) )
+ return error;
+
+ s = face->style_name;
+
+ for ( nn = 0; nn < 4; nn++ )
+ {
+ char* src = strings[nn];
+
+
+ len = lengths[nn];
+
+ if ( src == NULL )
+ continue;
+
+ /* separate elements with a space */
+ if ( s != face->style_name )
+ *s++ = ' ';
+
+ ft_memcpy( s, src, len );
+
+ /* need to convert spaces to dashes for */
+ /* add_style_name and setwidth_name */
+ if ( nn == 0 || nn == 3 )
+ {
+ size_t mm;
+
+
+ for ( mm = 0; mm < len; mm++ )
+ if (s[mm] == ' ')
+ s[mm] = '-';
+ }
+
+ s += len;
+ }
+ *s = 0;
+ }
+
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ pcf_load_font( FT_Stream stream,
+ PCF_Face face )
+ {
+ FT_Error error = PCF_Err_Ok;
+ FT_Memory memory = FT_FACE(face)->memory;
+ FT_Bool hasBDFAccelerators;
+
+
+ error = pcf_read_TOC( stream, face );
+ if ( error )
+ goto Exit;
+
+ error = pcf_get_properties( stream, face );
+ if ( error )
+ goto Exit;
+
+ /* Use the old accelerators if no BDF accelerators are in the file. */
+ hasBDFAccelerators = pcf_has_table_type( face->toc.tables,
+ face->toc.count,
+ PCF_BDF_ACCELERATORS );
+ if ( !hasBDFAccelerators )
+ {
+ error = pcf_get_accel( stream, face, PCF_ACCELERATORS );
+ if ( error )
+ goto Exit;
+ }
+
+ /* metrics */
+ error = pcf_get_metrics( stream, face );
+ if ( error )
+ goto Exit;
+
+ /* bitmaps */
+ error = pcf_get_bitmaps( stream, face );
+ if ( error )
+ goto Exit;
+
+ /* encodings */
+ error = pcf_get_encodings( stream, face );
+ if ( error )
+ goto Exit;
+
+ /* BDF style accelerators (i.e. bounds based on encoded glyphs) */
+ if ( hasBDFAccelerators )
+ {
+ error = pcf_get_accel( stream, face, PCF_BDF_ACCELERATORS );
+ if ( error )
+ goto Exit;
+ }
+
+ /* XXX: TO DO: inkmetrics and glyph_names are missing */
+
+ /* now construct the face object */
+ {
+ FT_Face root = FT_FACE( face );
+ PCF_Property prop;
+
+
+ root->num_faces = 1;
+ root->face_index = 0;
+ root->face_flags = FT_FACE_FLAG_FIXED_SIZES |
+ FT_FACE_FLAG_HORIZONTAL |
+ FT_FACE_FLAG_FAST_GLYPHS;
+
+ if ( face->accel.constantWidth )
+ root->face_flags |= FT_FACE_FLAG_FIXED_WIDTH;
+
+ if ( ( error = pcf_interpret_style( face ) ) != 0 )
+ goto Exit;
+
+ prop = pcf_find_property( face, "FAMILY_NAME" );
+ if ( prop && prop->isString )
+ {
+ if ( FT_STRDUP( root->family_name, prop->value.atom ) )
+ goto Exit;
+ }
+ else
+ root->family_name = NULL;
+
+ /*
+ * Note: We shift all glyph indices by +1 since we must
+ * respect the convention that glyph 0 always corresponds
+ * to the `missing glyph'.
+ *
+ * This implies bumping the number of `available' glyphs by 1.
+ */
+ root->num_glyphs = face->nmetrics + 1;
+
+ root->num_fixed_sizes = 1;
+ if ( FT_NEW_ARRAY( root->available_sizes, 1 ) )
+ goto Exit;
+
+ {
+ FT_Bitmap_Size* bsize = root->available_sizes;
+ FT_Short resolution_x = 0, resolution_y = 0;
+
+
+ FT_MEM_ZERO( bsize, sizeof ( FT_Bitmap_Size ) );
+
+#if 0
+ bsize->height = face->accel.maxbounds.ascent << 6;
+#endif
+ bsize->height = (FT_Short)( face->accel.fontAscent +
+ face->accel.fontDescent );
+
+ prop = pcf_find_property( face, "AVERAGE_WIDTH" );
+ if ( prop )
+ bsize->width = (FT_Short)( ( prop->value.l + 5 ) / 10 );
+ else
+ bsize->width = (FT_Short)( bsize->height * 2/3 );
+
+ prop = pcf_find_property( face, "POINT_SIZE" );
+ if ( prop )
+ /* convert from 722.7 decipoints to 72 points per inch */
+ bsize->size =
+ (FT_Pos)( ( prop->value.l * 64 * 7200 + 36135L ) / 72270L );
+
+ prop = pcf_find_property( face, "PIXEL_SIZE" );
+ if ( prop )
+ bsize->y_ppem = (FT_Short)prop->value.l << 6;
+
+ prop = pcf_find_property( face, "RESOLUTION_X" );
+ if ( prop )
+ resolution_x = (FT_Short)prop->value.l;
+
+ prop = pcf_find_property( face, "RESOLUTION_Y" );
+ if ( prop )
+ resolution_y = (FT_Short)prop->value.l;
+
+ if ( bsize->y_ppem == 0 )
+ {
+ bsize->y_ppem = bsize->size;
+ if ( resolution_y )
+ bsize->y_ppem = bsize->y_ppem * resolution_y / 72;
+ }
+ if ( resolution_x && resolution_y )
+ bsize->x_ppem = bsize->y_ppem * resolution_x / resolution_y;
+ else
+ bsize->x_ppem = bsize->y_ppem;
+ }
+
+ /* set up charset */
+ {
+ PCF_Property charset_registry = 0, charset_encoding = 0;
+
+
+ charset_registry = pcf_find_property( face, "CHARSET_REGISTRY" );
+ charset_encoding = pcf_find_property( face, "CHARSET_ENCODING" );
+
+ if ( charset_registry && charset_registry->isString &&
+ charset_encoding && charset_encoding->isString )
+ {
+ if ( FT_STRDUP( face->charset_encoding,
+ charset_encoding->value.atom ) ||
+ FT_STRDUP( face->charset_registry,
+ charset_registry->value.atom ) )
+ goto Exit;
+ }
+ }
+ }
+
+ Exit:
+ if ( error )
+ {
+ /* This is done to respect the behaviour of the original */
+ /* PCF font driver. */
+ error = PCF_Err_Invalid_File_Format;
+ }
+
+ return error;
+ }
+
+
+/* END */
--- /dev/null
+/* pcfread.h
+
+ FreeType font driver for pcf fonts
+
+ Copyright 2003 by
+ Francesco Zappa Nardelli
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+*/
+
+
+#ifndef __PCFREAD_H__
+#define __PCFREAD_H__
+
+
+#include <ft2build.h>
+
+FT_BEGIN_HEADER
+
+ FT_LOCAL( PCF_Property )
+ pcf_find_property( PCF_Face face,
+ const FT_String* prop );
+
+FT_END_HEADER
+
+#endif /* __PCFREAD_H__ */
+
+
+/* END */
--- /dev/null
+/*
+
+Copyright 1990, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+*/
+/* $XFree86: xc/lib/font/util/utilbitmap.c,v 1.3 1999/08/22 08:58:58 dawes Exp $ */
+
+/*
+ * Author: Keith Packard, MIT X Consortium
+ */
+
+/* Modified for use with FreeType */
+
+
+#include <ft2build.h>
+#include "pcfutil.h"
+
+
+ /*
+ * Invert bit order within each BYTE of an array.
+ */
+
+ FT_LOCAL_DEF( void )
+ BitOrderInvert( unsigned char* buf,
+ size_t nbytes )
+ {
+ for ( ; nbytes > 0; nbytes--, buf++ )
+ {
+ unsigned int val = *buf;
+
+
+ val = ( ( val >> 1 ) & 0x55 ) | ( ( val << 1 ) & 0xAA );
+ val = ( ( val >> 2 ) & 0x33 ) | ( ( val << 2 ) & 0xCC );
+ val = ( ( val >> 4 ) & 0x0F ) | ( ( val << 4 ) & 0xF0 );
+
+ *buf = (unsigned char)val;
+ }
+ }
+
+
+ /*
+ * Invert byte order within each 16-bits of an array.
+ */
+
+ FT_LOCAL_DEF( void )
+ TwoByteSwap( unsigned char* buf,
+ size_t nbytes )
+ {
+ unsigned char c;
+
+
+ for ( ; nbytes >= 2; nbytes -= 2, buf += 2 )
+ {
+ c = buf[0];
+ buf[0] = buf[1];
+ buf[1] = c;
+ }
+ }
+
+ /*
+ * Invert byte order within each 32-bits of an array.
+ */
+
+ FT_LOCAL_DEF( void )
+ FourByteSwap( unsigned char* buf,
+ size_t nbytes )
+ {
+ unsigned char c;
+
+
+ for ( ; nbytes >= 4; nbytes -= 4, buf += 4 )
+ {
+ c = buf[0];
+ buf[0] = buf[3];
+ buf[3] = c;
+
+ c = buf[1];
+ buf[1] = buf[2];
+ buf[2] = c;
+ }
+ }
+
+
+/* END */
--- /dev/null
+/* pcfutil.h
+
+ FreeType font driver for pcf fonts
+
+ Copyright 2000, 2001, 2004 by
+ Francesco Zappa Nardelli
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+*/
+
+
+#ifndef __PCFUTIL_H__
+#define __PCFUTIL_H__
+
+
+#include <ft2build.h>
+#include FT_CONFIG_CONFIG_H
+
+
+FT_BEGIN_HEADER
+
+ FT_LOCAL( void )
+ BitOrderInvert( unsigned char* buf,
+ size_t nbytes );
+
+ FT_LOCAL( void )
+ TwoByteSwap( unsigned char* buf,
+ size_t nbytes );
+
+ FT_LOCAL( void )
+ FourByteSwap( unsigned char* buf,
+ size_t nbytes );
+
+FT_END_HEADER
+
+#endif /* __PCFUTIL_H__ */
+
+
+/* END */
--- /dev/null
+#
+# FreeType 2 pcf driver configuration rules
+#
+
+
+# Copyright (C) 2000, 2001, 2003, 2008 by
+# Francesco Zappa Nardelli
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+
+
+# pcf driver directory
+#
+PCF_DIR := $(SRC_DIR)/pcf
+
+
+PCF_COMPILE := $(FT_COMPILE) $I$(subst /,$(COMPILER_SEP),$(PCF_DIR))
+
+
+# pcf driver sources (i.e., C files)
+#
+PCF_DRV_SRC := $(PCF_DIR)/pcfdrivr.c \
+ $(PCF_DIR)/pcfread.c \
+ $(PCF_DIR)/pcfutil.c
+
+# pcf driver headers
+#
+PCF_DRV_H := $(PCF_DRV_SRC:%.c=%.h) \
+ $(PCF_DIR)/pcf.h \
+ $(PCF_DIR)/pcferror.h
+
+# pcf driver object(s)
+#
+# PCF_DRV_OBJ_M is used during `multi' builds
+# PCF_DRV_OBJ_S is used during `single' builds
+#
+PCF_DRV_OBJ_M := $(PCF_DRV_SRC:$(PCF_DIR)/%.c=$(OBJ_DIR)/%.$O)
+PCF_DRV_OBJ_S := $(OBJ_DIR)/pcf.$O
+
+# pcf driver source file for single build
+#
+PCF_DRV_SRC_S := $(PCF_DIR)/pcf.c
+
+
+# pcf driver - single object
+#
+$(PCF_DRV_OBJ_S): $(PCF_DRV_SRC_S) $(PCF_DRV_SRC) $(FREETYPE_H) $(PCF_DRV_H)
+ $(PCF_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $(PCF_DRV_SRC_S))
+
+
+# pcf driver - multiple objects
+#
+$(OBJ_DIR)/%.$O: $(PCF_DIR)/%.c $(FREETYPE_H) $(PCF_DRV_H)
+ $(PCF_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $<)
+
+
+# update main driver object lists
+#
+DRV_OBJS_S += $(PCF_DRV_OBJ_S)
+DRV_OBJS_M += $(PCF_DRV_OBJ_M)
+
+
+# EOF
--- /dev/null
+# FreeType 2 src/pfr Jamfile
+#
+# Copyright 2002 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+SubDir FT2_TOP $(FT2_SRC_DIR) pfr ;
+
+{
+ local _sources ;
+
+ if $(FT2_MULTI)
+ {
+ _sources = pfrdrivr pfrgload pfrload pfrobjs pfrcmap pfrsbit ;
+ }
+ else
+ {
+ _sources = pfr ;
+ }
+
+ Library $(FT2_LIB) : $(_sources).c ;
+}
+
+# end of src/pfr Jamfile
--- /dev/null
+#
+# FreeType 2 PFR module definition
+#
+
+
+# Copyright 2002, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+FTMODULE_H_COMMANDS += PFR_DRIVER
+
+define PFR_DRIVER
+$(OPEN_DRIVER) FT_Driver_ClassRec, pfr_driver_class $(CLOSE_DRIVER)
+$(ECHO_DRIVER)pfr $(ECHO_DRIVER_DESC)PFR/TrueDoc font files with extension *.pfr$(ECHO_DRIVER_DONE)
+endef
+
+# EOF
--- /dev/null
+/***************************************************************************/
+/* */
+/* pfr.c */
+/* */
+/* FreeType PFR driver component. */
+/* */
+/* Copyright 2002 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+#define FT_MAKE_OPTION_SINGLE_OBJECT
+
+#include <ft2build.h>
+
+#include "pfrload.c"
+#include "pfrgload.c"
+#include "pfrcmap.c"
+#include "pfrobjs.c"
+#include "pfrdrivr.c"
+#include "pfrsbit.c"
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* pfrcmap.c */
+/* */
+/* FreeType PFR cmap handling (body). */
+/* */
+/* Copyright 2002, 2007, 2009 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include "pfrcmap.h"
+#include "pfrobjs.h"
+
+#include "pfrerror.h"
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ pfr_cmap_init( PFR_CMap cmap )
+ {
+ FT_Error error = PFR_Err_Ok;
+ PFR_Face face = (PFR_Face)FT_CMAP_FACE( cmap );
+
+
+ cmap->num_chars = face->phy_font.num_chars;
+ cmap->chars = face->phy_font.chars;
+
+ /* just for safety, check that the character entries are correctly */
+ /* sorted in increasing character code order */
+ {
+ FT_UInt n;
+
+
+ for ( n = 1; n < cmap->num_chars; n++ )
+ {
+ if ( cmap->chars[n - 1].char_code >= cmap->chars[n].char_code )
+ {
+ error = PFR_Err_Invalid_Table;
+ goto Exit;
+ }
+ }
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ FT_CALLBACK_DEF( void )
+ pfr_cmap_done( PFR_CMap cmap )
+ {
+ cmap->chars = NULL;
+ cmap->num_chars = 0;
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt )
+ pfr_cmap_char_index( PFR_CMap cmap,
+ FT_UInt32 char_code )
+ {
+ FT_UInt min = 0;
+ FT_UInt max = cmap->num_chars;
+ FT_UInt mid;
+ PFR_Char gchar;
+
+
+ while ( min < max )
+ {
+ mid = min + ( max - min ) / 2;
+ gchar = cmap->chars + mid;
+
+ if ( gchar->char_code == char_code )
+ return mid + 1;
+
+ if ( gchar->char_code < char_code )
+ min = mid + 1;
+ else
+ max = mid;
+ }
+ return 0;
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt32 )
+ pfr_cmap_char_next( PFR_CMap cmap,
+ FT_UInt32 *pchar_code )
+ {
+ FT_UInt result = 0;
+ FT_UInt32 char_code = *pchar_code + 1;
+
+
+ Restart:
+ {
+ FT_UInt min = 0;
+ FT_UInt max = cmap->num_chars;
+ FT_UInt mid;
+ PFR_Char gchar;
+
+
+ while ( min < max )
+ {
+ mid = min + ( ( max - min ) >> 1 );
+ gchar = cmap->chars + mid;
+
+ if ( gchar->char_code == char_code )
+ {
+ result = mid;
+ if ( result != 0 )
+ {
+ result++;
+ goto Exit;
+ }
+
+ char_code++;
+ goto Restart;
+ }
+
+ if ( gchar->char_code < char_code )
+ min = mid+1;
+ else
+ max = mid;
+ }
+
+ /* we didn't find it, but we have a pair just above it */
+ char_code = 0;
+
+ if ( min < cmap->num_chars )
+ {
+ gchar = cmap->chars + min;
+ result = min;
+ if ( result != 0 )
+ {
+ result++;
+ char_code = gchar->char_code;
+ }
+ }
+ }
+
+ Exit:
+ *pchar_code = char_code;
+ return result;
+ }
+
+
+ FT_CALLBACK_TABLE_DEF const FT_CMap_ClassRec
+ pfr_cmap_class_rec =
+ {
+ sizeof ( PFR_CMapRec ),
+
+ (FT_CMap_InitFunc) pfr_cmap_init,
+ (FT_CMap_DoneFunc) pfr_cmap_done,
+ (FT_CMap_CharIndexFunc)pfr_cmap_char_index,
+ (FT_CMap_CharNextFunc) pfr_cmap_char_next,
+
+ NULL, NULL, NULL, NULL, NULL
+ };
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* pfrcmap.h */
+/* */
+/* FreeType PFR cmap handling (specification). */
+/* */
+/* Copyright 2002 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __PFRCMAP_H__
+#define __PFRCMAP_H__
+
+#include <ft2build.h>
+#include FT_INTERNAL_OBJECTS_H
+#include "pfrtypes.h"
+
+
+FT_BEGIN_HEADER
+
+ typedef struct PFR_CMapRec_
+ {
+ FT_CMapRec cmap;
+ FT_UInt num_chars;
+ PFR_Char chars;
+
+ } PFR_CMapRec, *PFR_CMap;
+
+
+ FT_CALLBACK_TABLE const FT_CMap_ClassRec pfr_cmap_class_rec;
+
+FT_END_HEADER
+
+
+#endif /* __PFRCMAP_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* pfrdrivr.c */
+/* */
+/* FreeType PFR driver interface (body). */
+/* */
+/* Copyright 2002-2004, 2006, 2008, 2010, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_STREAM_H
+#include FT_SERVICE_PFR_H
+#include FT_SERVICE_XFREE86_NAME_H
+#include "pfrdrivr.h"
+#include "pfrobjs.h"
+
+#include "pfrerror.h"
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ pfr_get_kerning( FT_Face pfrface, /* PFR_Face */
+ FT_UInt left,
+ FT_UInt right,
+ FT_Vector *avector )
+ {
+ PFR_Face face = (PFR_Face)pfrface;
+ PFR_PhyFont phys = &face->phy_font;
+
+
+ pfr_face_get_kerning( pfrface, left, right, avector );
+
+ /* convert from metrics to outline units when necessary */
+ if ( phys->outline_resolution != phys->metrics_resolution )
+ {
+ if ( avector->x != 0 )
+ avector->x = FT_MulDiv( avector->x, phys->outline_resolution,
+ phys->metrics_resolution );
+
+ if ( avector->y != 0 )
+ avector->y = FT_MulDiv( avector->x, phys->outline_resolution,
+ phys->metrics_resolution );
+ }
+
+ return PFR_Err_Ok;
+ }
+
+
+ /*
+ * PFR METRICS SERVICE
+ *
+ */
+
+ FT_CALLBACK_DEF( FT_Error )
+ pfr_get_advance( FT_Face pfrface, /* PFR_Face */
+ FT_UInt gindex,
+ FT_Pos *anadvance )
+ {
+ PFR_Face face = (PFR_Face)pfrface;
+ FT_Error error = PFR_Err_Invalid_Argument;
+
+
+ *anadvance = 0;
+
+ if ( !gindex )
+ goto Exit;
+
+ gindex--;
+
+ if ( face )
+ {
+ PFR_PhyFont phys = &face->phy_font;
+
+
+ if ( gindex < phys->num_chars )
+ {
+ *anadvance = phys->chars[gindex].advance;
+ error = PFR_Err_Ok;
+ }
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ pfr_get_metrics( FT_Face pfrface, /* PFR_Face */
+ FT_UInt *anoutline_resolution,
+ FT_UInt *ametrics_resolution,
+ FT_Fixed *ametrics_x_scale,
+ FT_Fixed *ametrics_y_scale )
+ {
+ PFR_Face face = (PFR_Face)pfrface;
+ PFR_PhyFont phys = &face->phy_font;
+ FT_Fixed x_scale, y_scale;
+ FT_Size size = face->root.size;
+
+
+ if ( anoutline_resolution )
+ *anoutline_resolution = phys->outline_resolution;
+
+ if ( ametrics_resolution )
+ *ametrics_resolution = phys->metrics_resolution;
+
+ x_scale = 0x10000L;
+ y_scale = 0x10000L;
+
+ if ( size )
+ {
+ x_scale = FT_DivFix( size->metrics.x_ppem << 6,
+ phys->metrics_resolution );
+
+ y_scale = FT_DivFix( size->metrics.y_ppem << 6,
+ phys->metrics_resolution );
+ }
+
+ if ( ametrics_x_scale )
+ *ametrics_x_scale = x_scale;
+
+ if ( ametrics_y_scale )
+ *ametrics_y_scale = y_scale;
+
+ return PFR_Err_Ok;
+ }
+
+
+ FT_CALLBACK_TABLE_DEF
+ const FT_Service_PfrMetricsRec pfr_metrics_service_rec =
+ {
+ pfr_get_metrics,
+ pfr_face_get_kerning,
+ pfr_get_advance
+ };
+
+
+ /*
+ * SERVICE LIST
+ *
+ */
+
+ static const FT_ServiceDescRec pfr_services[] =
+ {
+ { FT_SERVICE_ID_PFR_METRICS, &pfr_metrics_service_rec },
+ { FT_SERVICE_ID_XF86_NAME, FT_XF86_FORMAT_PFR },
+ { NULL, NULL }
+ };
+
+
+ FT_CALLBACK_DEF( FT_Module_Interface )
+ pfr_get_service( FT_Module module,
+ const FT_String* service_id )
+ {
+ FT_UNUSED( module );
+
+ return ft_service_list_lookup( pfr_services, service_id );
+ }
+
+
+ FT_CALLBACK_TABLE_DEF
+ const FT_Driver_ClassRec pfr_driver_class =
+ {
+ {
+ FT_MODULE_FONT_DRIVER |
+ FT_MODULE_DRIVER_SCALABLE,
+
+ sizeof ( FT_DriverRec ),
+
+ "pfr",
+ 0x10000L,
+ 0x20000L,
+
+ NULL,
+
+ 0, /* FT_Module_Constructor */
+ 0, /* FT_Module_Destructor */
+ pfr_get_service
+ },
+
+ sizeof ( PFR_FaceRec ),
+ sizeof ( PFR_SizeRec ),
+ sizeof ( PFR_SlotRec ),
+
+ pfr_face_init,
+ pfr_face_done,
+ 0, /* FT_Size_InitFunc */
+ 0, /* FT_Size_DoneFunc */
+ pfr_slot_init,
+ pfr_slot_done,
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+ ft_stub_set_char_sizes,
+ ft_stub_set_pixel_sizes,
+#endif
+ pfr_slot_load,
+
+ pfr_get_kerning,
+ 0, /* FT_Face_AttachFunc */
+ 0, /* FT_Face_GetAdvancesFunc */
+ 0, /* FT_Size_RequestFunc */
+ 0, /* FT_Size_SelectFunc */
+ };
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* pfrdrivr.h */
+/* */
+/* High-level Type PFR driver interface (specification). */
+/* */
+/* Copyright 2002 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __PFRDRIVR_H__
+#define __PFRDRIVR_H__
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_DRIVER_H
+
+
+FT_BEGIN_HEADER
+
+#ifdef FT_CONFIG_OPTION_PIC
+#error "this module does not support PIC yet"
+#endif
+
+
+ FT_EXPORT_VAR( const FT_Driver_ClassRec ) pfr_driver_class;
+
+
+FT_END_HEADER
+
+
+#endif /* __PFRDRIVR_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* pfrerror.h */
+/* */
+/* PFR error codes (specification only). */
+/* */
+/* Copyright 2002, 2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This file is used to define the PFR error enumeration constants. */
+ /* */
+ /*************************************************************************/
+
+#ifndef __PFRERROR_H__
+#define __PFRERROR_H__
+
+#include FT_MODULE_ERRORS_H
+
+#undef __FTERRORS_H__
+
+#undef FT_ERR_PREFIX
+#define FT_ERR_PREFIX PFR_Err_
+#define FT_ERR_BASE FT_Mod_Err_PFR
+
+#include FT_ERRORS_H
+
+#endif /* __PFRERROR_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* pfrgload.c */
+/* */
+/* FreeType PFR glyph loader (body). */
+/* */
+/* Copyright 2002, 2003, 2005, 2007, 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include "pfrgload.h"
+#include "pfrsbit.h"
+#include "pfrload.h" /* for macro definitions */
+#include FT_INTERNAL_DEBUG_H
+
+#include "pfrerror.h"
+
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_pfr
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** PFR GLYPH BUILDER *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ FT_LOCAL_DEF( void )
+ pfr_glyph_init( PFR_Glyph glyph,
+ FT_GlyphLoader loader )
+ {
+ FT_ZERO( glyph );
+
+ glyph->loader = loader;
+ glyph->path_begun = 0;
+
+ FT_GlyphLoader_Rewind( loader );
+ }
+
+
+ FT_LOCAL_DEF( void )
+ pfr_glyph_done( PFR_Glyph glyph )
+ {
+ FT_Memory memory = glyph->loader->memory;
+
+
+ FT_FREE( glyph->x_control );
+ glyph->y_control = NULL;
+
+ glyph->max_xy_control = 0;
+#if 0
+ glyph->num_x_control = 0;
+ glyph->num_y_control = 0;
+#endif
+
+ FT_FREE( glyph->subs );
+
+ glyph->max_subs = 0;
+ glyph->num_subs = 0;
+
+ glyph->loader = NULL;
+ glyph->path_begun = 0;
+ }
+
+
+ /* close current contour, if any */
+ static void
+ pfr_glyph_close_contour( PFR_Glyph glyph )
+ {
+ FT_GlyphLoader loader = glyph->loader;
+ FT_Outline* outline = &loader->current.outline;
+ FT_Int last, first;
+
+
+ if ( !glyph->path_begun )
+ return;
+
+ /* compute first and last point indices in current glyph outline */
+ last = outline->n_points - 1;
+ first = 0;
+ if ( outline->n_contours > 0 )
+ first = outline->contours[outline->n_contours - 1];
+
+ /* if the last point falls on the same location than the first one */
+ /* we need to delete it */
+ if ( last > first )
+ {
+ FT_Vector* p1 = outline->points + first;
+ FT_Vector* p2 = outline->points + last;
+
+
+ if ( p1->x == p2->x && p1->y == p2->y )
+ {
+ outline->n_points--;
+ last--;
+ }
+ }
+
+ /* don't add empty contours */
+ if ( last >= first )
+ outline->contours[outline->n_contours++] = (short)last;
+
+ glyph->path_begun = 0;
+ }
+
+
+ /* reset glyph to start the loading of a new glyph */
+ static void
+ pfr_glyph_start( PFR_Glyph glyph )
+ {
+ glyph->path_begun = 0;
+ }
+
+
+ static FT_Error
+ pfr_glyph_line_to( PFR_Glyph glyph,
+ FT_Vector* to )
+ {
+ FT_GlyphLoader loader = glyph->loader;
+ FT_Outline* outline = &loader->current.outline;
+ FT_Error error;
+
+
+ /* check that we have begun a new path */
+ if ( !glyph->path_begun )
+ {
+ error = PFR_Err_Invalid_Table;
+ FT_ERROR(( "pfr_glyph_line_to: invalid glyph data\n" ));
+ goto Exit;
+ }
+
+ error = FT_GLYPHLOADER_CHECK_POINTS( loader, 1, 0 );
+ if ( !error )
+ {
+ FT_UInt n = outline->n_points;
+
+
+ outline->points[n] = *to;
+ outline->tags [n] = FT_CURVE_TAG_ON;
+
+ outline->n_points++;
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ static FT_Error
+ pfr_glyph_curve_to( PFR_Glyph glyph,
+ FT_Vector* control1,
+ FT_Vector* control2,
+ FT_Vector* to )
+ {
+ FT_GlyphLoader loader = glyph->loader;
+ FT_Outline* outline = &loader->current.outline;
+ FT_Error error;
+
+
+ /* check that we have begun a new path */
+ if ( !glyph->path_begun )
+ {
+ error = PFR_Err_Invalid_Table;
+ FT_ERROR(( "pfr_glyph_line_to: invalid glyph data\n" ));
+ goto Exit;
+ }
+
+ error = FT_GLYPHLOADER_CHECK_POINTS( loader, 3, 0 );
+ if ( !error )
+ {
+ FT_Vector* vec = outline->points + outline->n_points;
+ FT_Byte* tag = (FT_Byte*)outline->tags + outline->n_points;
+
+
+ vec[0] = *control1;
+ vec[1] = *control2;
+ vec[2] = *to;
+ tag[0] = FT_CURVE_TAG_CUBIC;
+ tag[1] = FT_CURVE_TAG_CUBIC;
+ tag[2] = FT_CURVE_TAG_ON;
+
+ outline->n_points = (FT_Short)( outline->n_points + 3 );
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ static FT_Error
+ pfr_glyph_move_to( PFR_Glyph glyph,
+ FT_Vector* to )
+ {
+ FT_GlyphLoader loader = glyph->loader;
+ FT_Error error;
+
+
+ /* close current contour if any */
+ pfr_glyph_close_contour( glyph );
+
+ /* indicate that a new contour has started */
+ glyph->path_begun = 1;
+
+ /* check that there is space for a new contour and a new point */
+ error = FT_GLYPHLOADER_CHECK_POINTS( loader, 1, 1 );
+ if ( !error )
+ /* add new start point */
+ error = pfr_glyph_line_to( glyph, to );
+
+ return error;
+ }
+
+
+ static void
+ pfr_glyph_end( PFR_Glyph glyph )
+ {
+ /* close current contour if any */
+ pfr_glyph_close_contour( glyph );
+
+ /* merge the current glyph into the stack */
+ FT_GlyphLoader_Add( glyph->loader );
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** PFR GLYPH LOADER *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /* load a simple glyph */
+ static FT_Error
+ pfr_glyph_load_simple( PFR_Glyph glyph,
+ FT_Byte* p,
+ FT_Byte* limit )
+ {
+ FT_Error error = PFR_Err_Ok;
+ FT_Memory memory = glyph->loader->memory;
+ FT_UInt flags, x_count, y_count, i, count, mask;
+ FT_Int x;
+
+
+ PFR_CHECK( 1 );
+ flags = PFR_NEXT_BYTE( p );
+
+ /* test for composite glyphs */
+ if ( flags & PFR_GLYPH_IS_COMPOUND )
+ goto Failure;
+
+ x_count = 0;
+ y_count = 0;
+
+ if ( flags & PFR_GLYPH_1BYTE_XYCOUNT )
+ {
+ PFR_CHECK( 1 );
+ count = PFR_NEXT_BYTE( p );
+ x_count = count & 15;
+ y_count = count >> 4;
+ }
+ else
+ {
+ if ( flags & PFR_GLYPH_XCOUNT )
+ {
+ PFR_CHECK( 1 );
+ x_count = PFR_NEXT_BYTE( p );
+ }
+
+ if ( flags & PFR_GLYPH_YCOUNT )
+ {
+ PFR_CHECK( 1 );
+ y_count = PFR_NEXT_BYTE( p );
+ }
+ }
+
+ count = x_count + y_count;
+
+ /* re-allocate array when necessary */
+ if ( count > glyph->max_xy_control )
+ {
+ FT_UInt new_max = FT_PAD_CEIL( count, 8 );
+
+
+ if ( FT_RENEW_ARRAY( glyph->x_control,
+ glyph->max_xy_control,
+ new_max ) )
+ goto Exit;
+
+ glyph->max_xy_control = new_max;
+ }
+
+ glyph->y_control = glyph->x_control + x_count;
+
+ mask = 0;
+ x = 0;
+
+ for ( i = 0; i < count; i++ )
+ {
+ if ( ( i & 7 ) == 0 )
+ {
+ PFR_CHECK( 1 );
+ mask = PFR_NEXT_BYTE( p );
+ }
+
+ if ( mask & 1 )
+ {
+ PFR_CHECK( 2 );
+ x = PFR_NEXT_SHORT( p );
+ }
+ else
+ {
+ PFR_CHECK( 1 );
+ x += PFR_NEXT_BYTE( p );
+ }
+
+ glyph->x_control[i] = x;
+
+ mask >>= 1;
+ }
+
+ /* XXX: for now we ignore the secondary stroke and edge definitions */
+ /* since we don't want to support native PFR hinting */
+ /* */
+ if ( flags & PFR_GLYPH_EXTRA_ITEMS )
+ {
+ error = pfr_extra_items_skip( &p, limit );
+ if ( error )
+ goto Exit;
+ }
+
+ pfr_glyph_start( glyph );
+
+ /* now load a simple glyph */
+ {
+ FT_Vector pos[4];
+ FT_Vector* cur;
+
+
+ pos[0].x = pos[0].y = 0;
+ pos[3] = pos[0];
+
+ for (;;)
+ {
+ FT_UInt format, format_low, args_format = 0, args_count, n;
+
+
+ /***************************************************************/
+ /* read instruction */
+ /* */
+ PFR_CHECK( 1 );
+ format = PFR_NEXT_BYTE( p );
+ format_low = format & 15;
+
+ switch ( format >> 4 )
+ {
+ case 0: /* end glyph */
+ FT_TRACE6(( "- end glyph" ));
+ args_count = 0;
+ break;
+
+ case 1: /* general line operation */
+ FT_TRACE6(( "- general line" ));
+ goto Line1;
+
+ case 4: /* move to inside contour */
+ FT_TRACE6(( "- move to inside" ));
+ goto Line1;
+
+ case 5: /* move to outside contour */
+ FT_TRACE6(( "- move to outside" ));
+ Line1:
+ args_format = format_low;
+ args_count = 1;
+ break;
+
+ case 2: /* horizontal line to */
+ FT_TRACE6(( "- horizontal line to cx.%d", format_low ));
+ if ( format_low >= x_count )
+ goto Failure;
+ pos[0].x = glyph->x_control[format_low];
+ pos[0].y = pos[3].y;
+ pos[3] = pos[0];
+ args_count = 0;
+ break;
+
+ case 3: /* vertical line to */
+ FT_TRACE6(( "- vertical line to cy.%d", format_low ));
+ if ( format_low >= y_count )
+ goto Failure;
+ pos[0].x = pos[3].x;
+ pos[0].y = glyph->y_control[format_low];
+ pos[3] = pos[0];
+ args_count = 0;
+ break;
+
+ case 6: /* horizontal to vertical curve */
+ FT_TRACE6(( "- hv curve " ));
+ args_format = 0xB8E;
+ args_count = 3;
+ break;
+
+ case 7: /* vertical to horizontal curve */
+ FT_TRACE6(( "- vh curve" ));
+ args_format = 0xE2B;
+ args_count = 3;
+ break;
+
+ default: /* general curve to */
+ FT_TRACE6(( "- general curve" ));
+ args_count = 4;
+ args_format = format_low;
+ }
+
+ /***********************************************************/
+ /* now read arguments */
+ /* */
+ cur = pos;
+ for ( n = 0; n < args_count; n++ )
+ {
+ FT_UInt idx;
+ FT_Int delta;
+
+
+ /* read the X argument */
+ switch ( args_format & 3 )
+ {
+ case 0: /* 8-bit index */
+ PFR_CHECK( 1 );
+ idx = PFR_NEXT_BYTE( p );
+ if ( idx >= x_count )
+ goto Failure;
+ cur->x = glyph->x_control[idx];
+ FT_TRACE7(( " cx#%d", idx ));
+ break;
+
+ case 1: /* 16-bit value */
+ PFR_CHECK( 2 );
+ cur->x = PFR_NEXT_SHORT( p );
+ FT_TRACE7(( " x.%d", cur->x ));
+ break;
+
+ case 2: /* 8-bit delta */
+ PFR_CHECK( 1 );
+ delta = PFR_NEXT_INT8( p );
+ cur->x = pos[3].x + delta;
+ FT_TRACE7(( " dx.%d", delta ));
+ break;
+
+ default:
+ FT_TRACE7(( " |" ));
+ cur->x = pos[3].x;
+ }
+
+ /* read the Y argument */
+ switch ( ( args_format >> 2 ) & 3 )
+ {
+ case 0: /* 8-bit index */
+ PFR_CHECK( 1 );
+ idx = PFR_NEXT_BYTE( p );
+ if ( idx >= y_count )
+ goto Failure;
+ cur->y = glyph->y_control[idx];
+ FT_TRACE7(( " cy#%d", idx ));
+ break;
+
+ case 1: /* 16-bit absolute value */
+ PFR_CHECK( 2 );
+ cur->y = PFR_NEXT_SHORT( p );
+ FT_TRACE7(( " y.%d", cur->y ));
+ break;
+
+ case 2: /* 8-bit delta */
+ PFR_CHECK( 1 );
+ delta = PFR_NEXT_INT8( p );
+ cur->y = pos[3].y + delta;
+ FT_TRACE7(( " dy.%d", delta ));
+ break;
+
+ default:
+ FT_TRACE7(( " -" ));
+ cur->y = pos[3].y;
+ }
+
+ /* read the additional format flag for the general curve */
+ if ( n == 0 && args_count == 4 )
+ {
+ PFR_CHECK( 1 );
+ args_format = PFR_NEXT_BYTE( p );
+ args_count--;
+ }
+ else
+ args_format >>= 4;
+
+ /* save the previous point */
+ pos[3] = cur[0];
+ cur++;
+ }
+
+ FT_TRACE7(( "\n" ));
+
+ /***********************************************************/
+ /* finally, execute instruction */
+ /* */
+ switch ( format >> 4 )
+ {
+ case 0: /* end glyph => EXIT */
+ pfr_glyph_end( glyph );
+ goto Exit;
+
+ case 1: /* line operations */
+ case 2:
+ case 3:
+ error = pfr_glyph_line_to( glyph, pos );
+ goto Test_Error;
+
+ case 4: /* move to inside contour */
+ case 5: /* move to outside contour */
+ error = pfr_glyph_move_to( glyph, pos );
+ goto Test_Error;
+
+ default: /* curve operations */
+ error = pfr_glyph_curve_to( glyph, pos, pos + 1, pos + 2 );
+
+ Test_Error: /* test error condition */
+ if ( error )
+ goto Exit;
+ }
+ } /* for (;;) */
+ }
+
+ Exit:
+ return error;
+
+ Failure:
+ Too_Short:
+ error = PFR_Err_Invalid_Table;
+ FT_ERROR(( "pfr_glyph_load_simple: invalid glyph data\n" ));
+ goto Exit;
+ }
+
+
+ /* load a composite/compound glyph */
+ static FT_Error
+ pfr_glyph_load_compound( PFR_Glyph glyph,
+ FT_Byte* p,
+ FT_Byte* limit )
+ {
+ FT_Error error = PFR_Err_Ok;
+ FT_GlyphLoader loader = glyph->loader;
+ FT_Memory memory = loader->memory;
+ PFR_SubGlyph subglyph;
+ FT_UInt flags, i, count, org_count;
+ FT_Int x_pos, y_pos;
+
+
+ PFR_CHECK( 1 );
+ flags = PFR_NEXT_BYTE( p );
+
+ /* test for composite glyphs */
+ if ( !( flags & PFR_GLYPH_IS_COMPOUND ) )
+ goto Failure;
+
+ count = flags & 0x3F;
+
+ /* ignore extra items when present */
+ /* */
+ if ( flags & PFR_GLYPH_EXTRA_ITEMS )
+ {
+ error = pfr_extra_items_skip( &p, limit );
+ if (error) goto Exit;
+ }
+
+ /* we can't rely on the FT_GlyphLoader to load sub-glyphs, because */
+ /* the PFR format is dumb, using direct file offsets to point to the */
+ /* sub-glyphs (instead of glyph indices). Sigh. */
+ /* */
+ /* For now, we load the list of sub-glyphs into a different array */
+ /* but this will prevent us from using the auto-hinter at its best */
+ /* quality. */
+ /* */
+ org_count = glyph->num_subs;
+
+ if ( org_count + count > glyph->max_subs )
+ {
+ FT_UInt new_max = ( org_count + count + 3 ) & (FT_UInt)-4;
+
+
+ /* we arbitrarily limit the number of subglyphs */
+ /* to avoid endless recursion */
+ if ( new_max > 64 )
+ {
+ error = PFR_Err_Invalid_Table;
+ FT_ERROR(( "pfr_glyph_load_compound:"
+ " too many compound glyphs components\n" ));
+ goto Exit;
+ }
+
+ if ( FT_RENEW_ARRAY( glyph->subs, glyph->max_subs, new_max ) )
+ goto Exit;
+
+ glyph->max_subs = new_max;
+ }
+
+ subglyph = glyph->subs + org_count;
+
+ for ( i = 0; i < count; i++, subglyph++ )
+ {
+ FT_UInt format;
+
+
+ x_pos = 0;
+ y_pos = 0;
+
+ PFR_CHECK( 1 );
+ format = PFR_NEXT_BYTE( p );
+
+ /* read scale when available */
+ subglyph->x_scale = 0x10000L;
+ if ( format & PFR_SUBGLYPH_XSCALE )
+ {
+ PFR_CHECK( 2 );
+ subglyph->x_scale = PFR_NEXT_SHORT( p ) << 4;
+ }
+
+ subglyph->y_scale = 0x10000L;
+ if ( format & PFR_SUBGLYPH_YSCALE )
+ {
+ PFR_CHECK( 2 );
+ subglyph->y_scale = PFR_NEXT_SHORT( p ) << 4;
+ }
+
+ /* read offset */
+ switch ( format & 3 )
+ {
+ case 1:
+ PFR_CHECK( 2 );
+ x_pos = PFR_NEXT_SHORT( p );
+ break;
+
+ case 2:
+ PFR_CHECK( 1 );
+ x_pos += PFR_NEXT_INT8( p );
+ break;
+
+ default:
+ ;
+ }
+
+ switch ( ( format >> 2 ) & 3 )
+ {
+ case 1:
+ PFR_CHECK( 2 );
+ y_pos = PFR_NEXT_SHORT( p );
+ break;
+
+ case 2:
+ PFR_CHECK( 1 );
+ y_pos += PFR_NEXT_INT8( p );
+ break;
+
+ default:
+ ;
+ }
+
+ subglyph->x_delta = x_pos;
+ subglyph->y_delta = y_pos;
+
+ /* read glyph position and size now */
+ if ( format & PFR_SUBGLYPH_2BYTE_SIZE )
+ {
+ PFR_CHECK( 2 );
+ subglyph->gps_size = PFR_NEXT_USHORT( p );
+ }
+ else
+ {
+ PFR_CHECK( 1 );
+ subglyph->gps_size = PFR_NEXT_BYTE( p );
+ }
+
+ if ( format & PFR_SUBGLYPH_3BYTE_OFFSET )
+ {
+ PFR_CHECK( 3 );
+ subglyph->gps_offset = PFR_NEXT_LONG( p );
+ }
+ else
+ {
+ PFR_CHECK( 2 );
+ subglyph->gps_offset = PFR_NEXT_USHORT( p );
+ }
+
+ glyph->num_subs++;
+ }
+
+ Exit:
+ return error;
+
+ Failure:
+ Too_Short:
+ error = PFR_Err_Invalid_Table;
+ FT_ERROR(( "pfr_glyph_load_compound: invalid glyph data\n" ));
+ goto Exit;
+ }
+
+
+ static FT_Error
+ pfr_glyph_load_rec( PFR_Glyph glyph,
+ FT_Stream stream,
+ FT_ULong gps_offset,
+ FT_ULong offset,
+ FT_ULong size )
+ {
+ FT_Error error;
+ FT_Byte* p;
+ FT_Byte* limit;
+
+
+ if ( FT_STREAM_SEEK( gps_offset + offset ) ||
+ FT_FRAME_ENTER( size ) )
+ goto Exit;
+
+ p = (FT_Byte*)stream->cursor;
+ limit = p + size;
+
+ if ( size > 0 && *p & PFR_GLYPH_IS_COMPOUND )
+ {
+ FT_Int n, old_count, count;
+ FT_GlyphLoader loader = glyph->loader;
+ FT_Outline* base = &loader->base.outline;
+
+
+ old_count = glyph->num_subs;
+
+ /* this is a compound glyph - load it */
+ error = pfr_glyph_load_compound( glyph, p, limit );
+
+ FT_FRAME_EXIT();
+
+ if ( error )
+ goto Exit;
+
+ count = glyph->num_subs - old_count;
+
+ FT_TRACE4(( "compound glyph with %d elements (offset %lu):\n",
+ count, offset ));
+
+ /* now, load each individual glyph */
+ for ( n = 0; n < count; n++ )
+ {
+ FT_Int i, old_points, num_points;
+ PFR_SubGlyph subglyph;
+
+
+ FT_TRACE4(( "subglyph %d:\n", n ));
+
+ subglyph = glyph->subs + old_count + n;
+ old_points = base->n_points;
+
+ error = pfr_glyph_load_rec( glyph, stream, gps_offset,
+ subglyph->gps_offset,
+ subglyph->gps_size );
+ if ( error )
+ break;
+
+ /* note that `glyph->subs' might have been re-allocated */
+ subglyph = glyph->subs + old_count + n;
+ num_points = base->n_points - old_points;
+
+ /* translate and eventually scale the new glyph points */
+ if ( subglyph->x_scale != 0x10000L || subglyph->y_scale != 0x10000L )
+ {
+ FT_Vector* vec = base->points + old_points;
+
+
+ for ( i = 0; i < num_points; i++, vec++ )
+ {
+ vec->x = FT_MulFix( vec->x, subglyph->x_scale ) +
+ subglyph->x_delta;
+ vec->y = FT_MulFix( vec->y, subglyph->y_scale ) +
+ subglyph->y_delta;
+ }
+ }
+ else
+ {
+ FT_Vector* vec = loader->base.outline.points + old_points;
+
+
+ for ( i = 0; i < num_points; i++, vec++ )
+ {
+ vec->x += subglyph->x_delta;
+ vec->y += subglyph->y_delta;
+ }
+ }
+
+ /* proceed to next sub-glyph */
+ }
+
+ FT_TRACE4(( "end compound glyph with %d elements\n", count ));
+ }
+ else
+ {
+ FT_TRACE4(( "simple glyph (offset %lu)\n", offset ));
+
+ /* load a simple glyph */
+ error = pfr_glyph_load_simple( glyph, p, limit );
+
+ FT_FRAME_EXIT();
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ pfr_glyph_load( PFR_Glyph glyph,
+ FT_Stream stream,
+ FT_ULong gps_offset,
+ FT_ULong offset,
+ FT_ULong size )
+ {
+ /* initialize glyph loader */
+ FT_GlyphLoader_Rewind( glyph->loader );
+
+ glyph->num_subs = 0;
+
+ /* load the glyph, recursively when needed */
+ return pfr_glyph_load_rec( glyph, stream, gps_offset, offset, size );
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* pfrgload.h */
+/* */
+/* FreeType PFR glyph loader (specification). */
+/* */
+/* Copyright 2002 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __PFRGLOAD_H__
+#define __PFRGLOAD_H__
+
+#include "pfrtypes.h"
+
+FT_BEGIN_HEADER
+
+
+ FT_LOCAL( void )
+ pfr_glyph_init( PFR_Glyph glyph,
+ FT_GlyphLoader loader );
+
+ FT_LOCAL( void )
+ pfr_glyph_done( PFR_Glyph glyph );
+
+
+ FT_LOCAL( FT_Error )
+ pfr_glyph_load( PFR_Glyph glyph,
+ FT_Stream stream,
+ FT_ULong gps_offset,
+ FT_ULong offset,
+ FT_ULong size );
+
+
+FT_END_HEADER
+
+
+#endif /* __PFRGLOAD_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* pfrload.c */
+/* */
+/* FreeType PFR loader (body). */
+/* */
+/* Copyright 2002, 2003, 2004, 2005, 2007, 2009, 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include "pfrload.h"
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_STREAM_H
+
+#include "pfrerror.h"
+
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_pfr
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** EXTRA ITEMS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ FT_LOCAL_DEF( FT_Error )
+ pfr_extra_items_skip( FT_Byte* *pp,
+ FT_Byte* limit )
+ {
+ return pfr_extra_items_parse( pp, limit, NULL, NULL );
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ pfr_extra_items_parse( FT_Byte* *pp,
+ FT_Byte* limit,
+ PFR_ExtraItem item_list,
+ FT_Pointer item_data )
+ {
+ FT_Error error = PFR_Err_Ok;
+ FT_Byte* p = *pp;
+ FT_UInt num_items, item_type, item_size;
+
+
+ PFR_CHECK( 1 );
+ num_items = PFR_NEXT_BYTE( p );
+
+ for ( ; num_items > 0; num_items-- )
+ {
+ PFR_CHECK( 2 );
+ item_size = PFR_NEXT_BYTE( p );
+ item_type = PFR_NEXT_BYTE( p );
+
+ PFR_CHECK( item_size );
+
+ if ( item_list )
+ {
+ PFR_ExtraItem extra = item_list;
+
+
+ for ( extra = item_list; extra->parser != NULL; extra++ )
+ {
+ if ( extra->type == item_type )
+ {
+ error = extra->parser( p, p + item_size, item_data );
+ if ( error ) goto Exit;
+
+ break;
+ }
+ }
+ }
+
+ p += item_size;
+ }
+
+ Exit:
+ *pp = p;
+ return error;
+
+ Too_Short:
+ FT_ERROR(( "pfr_extra_items_parse: invalid extra items table\n" ));
+ error = PFR_Err_Invalid_Table;
+ goto Exit;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** PFR HEADER *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ static const FT_Frame_Field pfr_header_fields[] =
+ {
+#undef FT_STRUCTURE
+#define FT_STRUCTURE PFR_HeaderRec
+
+ FT_FRAME_START( 58 ),
+ FT_FRAME_ULONG ( signature ),
+ FT_FRAME_USHORT( version ),
+ FT_FRAME_USHORT( signature2 ),
+ FT_FRAME_USHORT( header_size ),
+
+ FT_FRAME_USHORT( log_dir_size ),
+ FT_FRAME_USHORT( log_dir_offset ),
+
+ FT_FRAME_USHORT( log_font_max_size ),
+ FT_FRAME_UOFF3 ( log_font_section_size ),
+ FT_FRAME_UOFF3 ( log_font_section_offset ),
+
+ FT_FRAME_USHORT( phy_font_max_size ),
+ FT_FRAME_UOFF3 ( phy_font_section_size ),
+ FT_FRAME_UOFF3 ( phy_font_section_offset ),
+
+ FT_FRAME_USHORT( gps_max_size ),
+ FT_FRAME_UOFF3 ( gps_section_size ),
+ FT_FRAME_UOFF3 ( gps_section_offset ),
+
+ FT_FRAME_BYTE ( max_blue_values ),
+ FT_FRAME_BYTE ( max_x_orus ),
+ FT_FRAME_BYTE ( max_y_orus ),
+
+ FT_FRAME_BYTE ( phy_font_max_size_high ),
+ FT_FRAME_BYTE ( color_flags ),
+
+ FT_FRAME_UOFF3 ( bct_max_size ),
+ FT_FRAME_UOFF3 ( bct_set_max_size ),
+ FT_FRAME_UOFF3 ( phy_bct_set_max_size ),
+
+ FT_FRAME_USHORT( num_phy_fonts ),
+ FT_FRAME_BYTE ( max_vert_stem_snap ),
+ FT_FRAME_BYTE ( max_horz_stem_snap ),
+ FT_FRAME_USHORT( max_chars ),
+ FT_FRAME_END
+ };
+
+
+ FT_LOCAL_DEF( FT_Error )
+ pfr_header_load( PFR_Header header,
+ FT_Stream stream )
+ {
+ FT_Error error;
+
+
+ /* read header directly */
+ if ( !FT_STREAM_SEEK( 0 ) &&
+ !FT_STREAM_READ_FIELDS( pfr_header_fields, header ) )
+ {
+ /* make a few adjustments to the header */
+ header->phy_font_max_size +=
+ (FT_UInt32)header->phy_font_max_size_high << 16;
+ }
+
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( FT_Bool )
+ pfr_header_check( PFR_Header header )
+ {
+ FT_Bool result = 1;
+
+
+ /* check signature and header size */
+ if ( header->signature != 0x50465230L || /* "PFR0" */
+ header->version > 4 ||
+ header->header_size < 58 ||
+ header->signature2 != 0x0d0a ) /* CR/LF */
+ {
+ result = 0;
+ }
+ return result;
+ }
+
+
+ /***********************************************************************/
+ /***********************************************************************/
+ /***** *****/
+ /***** PFR LOGICAL FONTS *****/
+ /***** *****/
+ /***********************************************************************/
+ /***********************************************************************/
+
+
+ FT_LOCAL_DEF( FT_Error )
+ pfr_log_font_count( FT_Stream stream,
+ FT_UInt32 section_offset,
+ FT_UInt *acount )
+ {
+ FT_Error error;
+ FT_UInt count;
+ FT_UInt result = 0;
+
+
+ if ( FT_STREAM_SEEK( section_offset ) || FT_READ_USHORT( count ) )
+ goto Exit;
+
+ result = count;
+
+ Exit:
+ *acount = result;
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ pfr_log_font_load( PFR_LogFont log_font,
+ FT_Stream stream,
+ FT_UInt idx,
+ FT_UInt32 section_offset,
+ FT_Bool size_increment )
+ {
+ FT_UInt num_log_fonts;
+ FT_UInt flags;
+ FT_UInt32 offset;
+ FT_UInt32 size;
+ FT_Error error;
+
+
+ if ( FT_STREAM_SEEK( section_offset ) ||
+ FT_READ_USHORT( num_log_fonts ) )
+ goto Exit;
+
+ if ( idx >= num_log_fonts )
+ return PFR_Err_Invalid_Argument;
+
+ if ( FT_STREAM_SKIP( idx * 5 ) ||
+ FT_READ_USHORT( size ) ||
+ FT_READ_UOFF3 ( offset ) )
+ goto Exit;
+
+ /* save logical font size and offset */
+ log_font->size = size;
+ log_font->offset = offset;
+
+ /* now, check the rest of the table before loading it */
+ {
+ FT_Byte* p;
+ FT_Byte* limit;
+ FT_UInt local;
+
+
+ if ( FT_STREAM_SEEK( offset ) || FT_FRAME_ENTER( size ) )
+ goto Exit;
+
+ p = stream->cursor;
+ limit = p + size;
+
+ PFR_CHECK(13);
+
+ log_font->matrix[0] = PFR_NEXT_LONG( p );
+ log_font->matrix[1] = PFR_NEXT_LONG( p );
+ log_font->matrix[2] = PFR_NEXT_LONG( p );
+ log_font->matrix[3] = PFR_NEXT_LONG( p );
+
+ flags = PFR_NEXT_BYTE( p );
+
+ local = 0;
+ if ( flags & PFR_LOG_STROKE )
+ {
+ local++;
+ if ( flags & PFR_LOG_2BYTE_STROKE )
+ local++;
+
+ if ( (flags & PFR_LINE_JOIN_MASK) == PFR_LINE_JOIN_MITER )
+ local += 3;
+ }
+ if ( flags & PFR_LOG_BOLD )
+ {
+ local++;
+ if ( flags & PFR_LOG_2BYTE_BOLD )
+ local++;
+ }
+
+ PFR_CHECK( local );
+
+ if ( flags & PFR_LOG_STROKE )
+ {
+ log_font->stroke_thickness = ( flags & PFR_LOG_2BYTE_STROKE )
+ ? PFR_NEXT_SHORT( p )
+ : PFR_NEXT_BYTE( p );
+
+ if ( ( flags & PFR_LINE_JOIN_MASK ) == PFR_LINE_JOIN_MITER )
+ log_font->miter_limit = PFR_NEXT_LONG( p );
+ }
+
+ if ( flags & PFR_LOG_BOLD )
+ {
+ log_font->bold_thickness = ( flags & PFR_LOG_2BYTE_BOLD )
+ ? PFR_NEXT_SHORT( p )
+ : PFR_NEXT_BYTE( p );
+ }
+
+ if ( flags & PFR_LOG_EXTRA_ITEMS )
+ {
+ error = pfr_extra_items_skip( &p, limit );
+ if (error) goto Fail;
+ }
+
+ PFR_CHECK(5);
+ log_font->phys_size = PFR_NEXT_USHORT( p );
+ log_font->phys_offset = PFR_NEXT_ULONG( p );
+ if ( size_increment )
+ {
+ PFR_CHECK( 1 );
+ log_font->phys_size += (FT_UInt32)PFR_NEXT_BYTE( p ) << 16;
+ }
+ }
+
+ Fail:
+ FT_FRAME_EXIT();
+
+ Exit:
+ return error;
+
+ Too_Short:
+ FT_ERROR(( "pfr_log_font_load: invalid logical font table\n" ));
+ error = PFR_Err_Invalid_Table;
+ goto Fail;
+ }
+
+
+ /***********************************************************************/
+ /***********************************************************************/
+ /***** *****/
+ /***** PFR PHYSICAL FONTS *****/
+ /***** *****/
+ /***********************************************************************/
+ /***********************************************************************/
+
+
+ /* load bitmap strikes lists */
+ FT_CALLBACK_DEF( FT_Error )
+ pfr_extra_item_load_bitmap_info( FT_Byte* p,
+ FT_Byte* limit,
+ PFR_PhyFont phy_font )
+ {
+ FT_Memory memory = phy_font->memory;
+ PFR_Strike strike;
+ FT_UInt flags0;
+ FT_UInt n, count, size1;
+ FT_Error error = PFR_Err_Ok;
+
+
+ PFR_CHECK( 5 );
+
+ p += 3; /* skip bctSize */
+ flags0 = PFR_NEXT_BYTE( p );
+ count = PFR_NEXT_BYTE( p );
+
+ /* re-allocate when needed */
+ if ( phy_font->num_strikes + count > phy_font->max_strikes )
+ {
+ FT_UInt new_max = FT_PAD_CEIL( phy_font->num_strikes + count, 4 );
+
+
+ if ( FT_RENEW_ARRAY( phy_font->strikes,
+ phy_font->num_strikes,
+ new_max ) )
+ goto Exit;
+
+ phy_font->max_strikes = new_max;
+ }
+
+ size1 = 1 + 1 + 1 + 2 + 2 + 1;
+ if ( flags0 & PFR_STRIKE_2BYTE_XPPM )
+ size1++;
+
+ if ( flags0 & PFR_STRIKE_2BYTE_YPPM )
+ size1++;
+
+ if ( flags0 & PFR_STRIKE_3BYTE_SIZE )
+ size1++;
+
+ if ( flags0 & PFR_STRIKE_3BYTE_OFFSET )
+ size1++;
+
+ if ( flags0 & PFR_STRIKE_2BYTE_COUNT )
+ size1++;
+
+ strike = phy_font->strikes + phy_font->num_strikes;
+
+ PFR_CHECK( count * size1 );
+
+ for ( n = 0; n < count; n++, strike++ )
+ {
+ strike->x_ppm = ( flags0 & PFR_STRIKE_2BYTE_XPPM )
+ ? PFR_NEXT_USHORT( p )
+ : PFR_NEXT_BYTE( p );
+
+ strike->y_ppm = ( flags0 & PFR_STRIKE_2BYTE_YPPM )
+ ? PFR_NEXT_USHORT( p )
+ : PFR_NEXT_BYTE( p );
+
+ strike->flags = PFR_NEXT_BYTE( p );
+
+ strike->bct_size = ( flags0 & PFR_STRIKE_3BYTE_SIZE )
+ ? PFR_NEXT_ULONG( p )
+ : PFR_NEXT_USHORT( p );
+
+ strike->bct_offset = ( flags0 & PFR_STRIKE_3BYTE_OFFSET )
+ ? PFR_NEXT_ULONG( p )
+ : PFR_NEXT_USHORT( p );
+
+ strike->num_bitmaps = ( flags0 & PFR_STRIKE_2BYTE_COUNT )
+ ? PFR_NEXT_USHORT( p )
+ : PFR_NEXT_BYTE( p );
+ }
+
+ phy_font->num_strikes += count;
+
+ Exit:
+ return error;
+
+ Too_Short:
+ error = PFR_Err_Invalid_Table;
+ FT_ERROR(( "pfr_extra_item_load_bitmap_info:"
+ " invalid bitmap info table\n" ));
+ goto Exit;
+ }
+
+
+ /* Load font ID. This is a so-called "unique" name that is rather
+ * long and descriptive (like "Tiresias ScreenFont v7.51").
+ *
+ * Note that a PFR font's family name is contained in an *undocumented*
+ * string of the "auxiliary data" portion of a physical font record. This
+ * may also contain the "real" style name!
+ *
+ * If no family name is present, the font ID is used instead for the
+ * family.
+ */
+ FT_CALLBACK_DEF( FT_Error )
+ pfr_extra_item_load_font_id( FT_Byte* p,
+ FT_Byte* limit,
+ PFR_PhyFont phy_font )
+ {
+ FT_Error error = PFR_Err_Ok;
+ FT_Memory memory = phy_font->memory;
+ FT_PtrDist len = limit - p;
+
+
+ if ( phy_font->font_id != NULL )
+ goto Exit;
+
+ if ( FT_ALLOC( phy_font->font_id, len + 1 ) )
+ goto Exit;
+
+ /* copy font ID name, and terminate it for safety */
+ FT_MEM_COPY( phy_font->font_id, p, len );
+ phy_font->font_id[len] = 0;
+
+ Exit:
+ return error;
+ }
+
+
+ /* load stem snap tables */
+ FT_CALLBACK_DEF( FT_Error )
+ pfr_extra_item_load_stem_snaps( FT_Byte* p,
+ FT_Byte* limit,
+ PFR_PhyFont phy_font )
+ {
+ FT_UInt count, num_vert, num_horz;
+ FT_Int* snaps = NULL;
+ FT_Error error = PFR_Err_Ok;
+ FT_Memory memory = phy_font->memory;
+
+
+ if ( phy_font->vertical.stem_snaps != NULL )
+ goto Exit;
+
+ PFR_CHECK( 1 );
+ count = PFR_NEXT_BYTE( p );
+
+ num_vert = count & 15;
+ num_horz = count >> 4;
+ count = num_vert + num_horz;
+
+ PFR_CHECK( count * 2 );
+
+ if ( FT_NEW_ARRAY( snaps, count ) )
+ goto Exit;
+
+ phy_font->vertical.stem_snaps = snaps;
+ phy_font->horizontal.stem_snaps = snaps + num_vert;
+
+ for ( ; count > 0; count--, snaps++ )
+ *snaps = FT_NEXT_SHORT( p );
+
+ Exit:
+ return error;
+
+ Too_Short:
+ error = PFR_Err_Invalid_Table;
+ FT_ERROR(( "pfr_exta_item_load_stem_snaps:"
+ " invalid stem snaps table\n" ));
+ goto Exit;
+ }
+
+
+
+ /* load kerning pair data */
+ FT_CALLBACK_DEF( FT_Error )
+ pfr_extra_item_load_kerning_pairs( FT_Byte* p,
+ FT_Byte* limit,
+ PFR_PhyFont phy_font )
+ {
+ PFR_KernItem item = NULL;
+ FT_Error error = PFR_Err_Ok;
+ FT_Memory memory = phy_font->memory;
+
+
+ FT_TRACE2(( "pfr_extra_item_load_kerning_pairs()\n" ));
+
+ if ( FT_NEW( item ) )
+ goto Exit;
+
+ PFR_CHECK( 4 );
+
+ item->pair_count = PFR_NEXT_BYTE( p );
+ item->base_adj = PFR_NEXT_SHORT( p );
+ item->flags = PFR_NEXT_BYTE( p );
+ item->offset = phy_font->offset + ( p - phy_font->cursor );
+
+#ifndef PFR_CONFIG_NO_CHECKS
+ item->pair_size = 3;
+
+ if ( item->flags & PFR_KERN_2BYTE_CHAR )
+ item->pair_size += 2;
+
+ if ( item->flags & PFR_KERN_2BYTE_ADJ )
+ item->pair_size += 1;
+
+ PFR_CHECK( item->pair_count * item->pair_size );
+#endif
+
+ /* load first and last pairs into the item to speed up */
+ /* lookup later... */
+ if ( item->pair_count > 0 )
+ {
+ FT_UInt char1, char2;
+ FT_Byte* q;
+
+
+ if ( item->flags & PFR_KERN_2BYTE_CHAR )
+ {
+ q = p;
+ char1 = PFR_NEXT_USHORT( q );
+ char2 = PFR_NEXT_USHORT( q );
+
+ item->pair1 = PFR_KERN_INDEX( char1, char2 );
+
+ q = p + item->pair_size * ( item->pair_count - 1 );
+ char1 = PFR_NEXT_USHORT( q );
+ char2 = PFR_NEXT_USHORT( q );
+
+ item->pair2 = PFR_KERN_INDEX( char1, char2 );
+ }
+ else
+ {
+ q = p;
+ char1 = PFR_NEXT_BYTE( q );
+ char2 = PFR_NEXT_BYTE( q );
+
+ item->pair1 = PFR_KERN_INDEX( char1, char2 );
+
+ q = p + item->pair_size * ( item->pair_count - 1 );
+ char1 = PFR_NEXT_BYTE( q );
+ char2 = PFR_NEXT_BYTE( q );
+
+ item->pair2 = PFR_KERN_INDEX( char1, char2 );
+ }
+
+ /* add new item to the current list */
+ item->next = NULL;
+ *phy_font->kern_items_tail = item;
+ phy_font->kern_items_tail = &item->next;
+ phy_font->num_kern_pairs += item->pair_count;
+ }
+ else
+ {
+ /* empty item! */
+ FT_FREE( item );
+ }
+
+ Exit:
+ return error;
+
+ Too_Short:
+ FT_FREE( item );
+
+ error = PFR_Err_Invalid_Table;
+ FT_ERROR(( "pfr_extra_item_load_kerning_pairs:"
+ " invalid kerning pairs table\n" ));
+ goto Exit;
+ }
+
+
+
+ static const PFR_ExtraItemRec pfr_phy_font_extra_items[] =
+ {
+ { 1, (PFR_ExtraItem_ParseFunc)pfr_extra_item_load_bitmap_info },
+ { 2, (PFR_ExtraItem_ParseFunc)pfr_extra_item_load_font_id },
+ { 3, (PFR_ExtraItem_ParseFunc)pfr_extra_item_load_stem_snaps },
+ { 4, (PFR_ExtraItem_ParseFunc)pfr_extra_item_load_kerning_pairs },
+ { 0, NULL }
+ };
+
+
+ /* Loads a name from the auxiliary data. Since this extracts undocumented
+ * strings from the font file, we need to be careful here.
+ */
+ static FT_Error
+ pfr_aux_name_load( FT_Byte* p,
+ FT_UInt len,
+ FT_Memory memory,
+ FT_String* *astring )
+ {
+ FT_Error error = PFR_Err_Ok;
+ FT_String* result = NULL;
+ FT_UInt n, ok;
+
+
+ if ( len > 0 && p[len - 1] == 0 )
+ len--;
+
+ /* check that each character is ASCII for making sure not to
+ load garbage
+ */
+ ok = ( len > 0 );
+ for ( n = 0; n < len; n++ )
+ if ( p[n] < 32 || p[n] > 127 )
+ {
+ ok = 0;
+ break;
+ }
+
+ if ( ok )
+ {
+ if ( FT_ALLOC( result, len + 1 ) )
+ goto Exit;
+
+ FT_MEM_COPY( result, p, len );
+ result[len] = 0;
+ }
+ Exit:
+ *astring = result;
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ pfr_phy_font_done( PFR_PhyFont phy_font,
+ FT_Memory memory )
+ {
+ FT_FREE( phy_font->font_id );
+ FT_FREE( phy_font->family_name );
+ FT_FREE( phy_font->style_name );
+
+ FT_FREE( phy_font->vertical.stem_snaps );
+ phy_font->vertical.num_stem_snaps = 0;
+
+ phy_font->horizontal.stem_snaps = NULL;
+ phy_font->horizontal.num_stem_snaps = 0;
+
+ FT_FREE( phy_font->strikes );
+ phy_font->num_strikes = 0;
+ phy_font->max_strikes = 0;
+
+ FT_FREE( phy_font->chars );
+ phy_font->num_chars = 0;
+ phy_font->chars_offset = 0;
+
+ FT_FREE( phy_font->blue_values );
+ phy_font->num_blue_values = 0;
+
+ {
+ PFR_KernItem item, next;
+
+
+ item = phy_font->kern_items;
+ while ( item )
+ {
+ next = item->next;
+ FT_FREE( item );
+ item = next;
+ }
+ phy_font->kern_items = NULL;
+ phy_font->kern_items_tail = NULL;
+ }
+
+ phy_font->num_kern_pairs = 0;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ pfr_phy_font_load( PFR_PhyFont phy_font,
+ FT_Stream stream,
+ FT_UInt32 offset,
+ FT_UInt32 size )
+ {
+ FT_Error error;
+ FT_Memory memory = stream->memory;
+ FT_UInt flags;
+ FT_ULong num_aux;
+ FT_Byte* p;
+ FT_Byte* limit;
+
+
+ phy_font->memory = memory;
+ phy_font->offset = offset;
+
+ phy_font->kern_items = NULL;
+ phy_font->kern_items_tail = &phy_font->kern_items;
+
+ if ( FT_STREAM_SEEK( offset ) || FT_FRAME_ENTER( size ) )
+ goto Exit;
+
+ phy_font->cursor = stream->cursor;
+
+ p = stream->cursor;
+ limit = p + size;
+
+ PFR_CHECK( 15 );
+ phy_font->font_ref_number = PFR_NEXT_USHORT( p );
+ phy_font->outline_resolution = PFR_NEXT_USHORT( p );
+ phy_font->metrics_resolution = PFR_NEXT_USHORT( p );
+ phy_font->bbox.xMin = PFR_NEXT_SHORT( p );
+ phy_font->bbox.yMin = PFR_NEXT_SHORT( p );
+ phy_font->bbox.xMax = PFR_NEXT_SHORT( p );
+ phy_font->bbox.yMax = PFR_NEXT_SHORT( p );
+ phy_font->flags = flags = PFR_NEXT_BYTE( p );
+
+ /* get the standard advance for non-proportional fonts */
+ if ( !(flags & PFR_PHY_PROPORTIONAL) )
+ {
+ PFR_CHECK( 2 );
+ phy_font->standard_advance = PFR_NEXT_SHORT( p );
+ }
+
+ /* load the extra items when present */
+ if ( flags & PFR_PHY_EXTRA_ITEMS )
+ {
+ error = pfr_extra_items_parse( &p, limit,
+ pfr_phy_font_extra_items, phy_font );
+
+ if ( error )
+ goto Fail;
+ }
+
+ /* In certain fonts, the auxiliary bytes contain interesting */
+ /* information. These are not in the specification but can be */
+ /* guessed by looking at the content of a few PFR0 fonts. */
+ PFR_CHECK( 3 );
+ num_aux = PFR_NEXT_ULONG( p );
+
+ if ( num_aux > 0 )
+ {
+ FT_Byte* q = p;
+ FT_Byte* q2;
+
+
+ PFR_CHECK( num_aux );
+ p += num_aux;
+
+ while ( num_aux > 0 )
+ {
+ FT_UInt length, type;
+
+
+ if ( q + 4 > p )
+ break;
+
+ length = PFR_NEXT_USHORT( q );
+ if ( length < 4 || length > num_aux )
+ break;
+
+ q2 = q + length - 2;
+ type = PFR_NEXT_USHORT( q );
+
+ switch ( type )
+ {
+ case 1:
+ /* this seems to correspond to the font's family name,
+ * padded to 16-bits with one zero when necessary
+ */
+ error = pfr_aux_name_load( q, length - 4U, memory,
+ &phy_font->family_name );
+ if ( error )
+ goto Exit;
+ break;
+
+ case 2:
+ if ( q + 32 > q2 )
+ break;
+
+ q += 10;
+ phy_font->ascent = PFR_NEXT_SHORT( q );
+ phy_font->descent = PFR_NEXT_SHORT( q );
+ phy_font->leading = PFR_NEXT_SHORT( q );
+ q += 16;
+ break;
+
+ case 3:
+ /* this seems to correspond to the font's style name,
+ * padded to 16-bits with one zero when necessary
+ */
+ error = pfr_aux_name_load( q, length - 4U, memory,
+ &phy_font->style_name );
+ if ( error )
+ goto Exit;
+ break;
+
+ default:
+ ;
+ }
+
+ q = q2;
+ num_aux -= length;
+ }
+ }
+
+ /* read the blue values */
+ {
+ FT_UInt n, count;
+
+
+ PFR_CHECK( 1 );
+ phy_font->num_blue_values = count = PFR_NEXT_BYTE( p );
+
+ PFR_CHECK( count * 2 );
+
+ if ( FT_NEW_ARRAY( phy_font->blue_values, count ) )
+ goto Fail;
+
+ for ( n = 0; n < count; n++ )
+ phy_font->blue_values[n] = PFR_NEXT_SHORT( p );
+ }
+
+ PFR_CHECK( 8 );
+ phy_font->blue_fuzz = PFR_NEXT_BYTE( p );
+ phy_font->blue_scale = PFR_NEXT_BYTE( p );
+
+ phy_font->vertical.standard = PFR_NEXT_USHORT( p );
+ phy_font->horizontal.standard = PFR_NEXT_USHORT( p );
+
+ /* read the character descriptors */
+ {
+ FT_UInt n, count, Size;
+
+
+ phy_font->num_chars = count = PFR_NEXT_USHORT( p );
+ phy_font->chars_offset = offset + ( p - stream->cursor );
+
+ if ( FT_NEW_ARRAY( phy_font->chars, count ) )
+ goto Fail;
+
+ Size = 1 + 1 + 2;
+ if ( flags & PFR_PHY_2BYTE_CHARCODE )
+ Size += 1;
+
+ if ( flags & PFR_PHY_PROPORTIONAL )
+ Size += 2;
+
+ if ( flags & PFR_PHY_ASCII_CODE )
+ Size += 1;
+
+ if ( flags & PFR_PHY_2BYTE_GPS_SIZE )
+ Size += 1;
+
+ if ( flags & PFR_PHY_3BYTE_GPS_OFFSET )
+ Size += 1;
+
+ PFR_CHECK( count * Size );
+
+ for ( n = 0; n < count; n++ )
+ {
+ PFR_Char cur = &phy_font->chars[n];
+
+
+ cur->char_code = ( flags & PFR_PHY_2BYTE_CHARCODE )
+ ? PFR_NEXT_USHORT( p )
+ : PFR_NEXT_BYTE( p );
+
+ cur->advance = ( flags & PFR_PHY_PROPORTIONAL )
+ ? PFR_NEXT_SHORT( p )
+ : (FT_Int) phy_font->standard_advance;
+
+#if 0
+ cur->ascii = ( flags & PFR_PHY_ASCII_CODE )
+ ? PFR_NEXT_BYTE( p )
+ : 0;
+#else
+ if ( flags & PFR_PHY_ASCII_CODE )
+ p += 1;
+#endif
+ cur->gps_size = ( flags & PFR_PHY_2BYTE_GPS_SIZE )
+ ? PFR_NEXT_USHORT( p )
+ : PFR_NEXT_BYTE( p );
+
+ cur->gps_offset = ( flags & PFR_PHY_3BYTE_GPS_OFFSET )
+ ? PFR_NEXT_ULONG( p )
+ : PFR_NEXT_USHORT( p );
+ }
+ }
+
+ /* that's it! */
+
+ Fail:
+ FT_FRAME_EXIT();
+
+ /* save position of bitmap info */
+ phy_font->bct_offset = FT_STREAM_POS();
+ phy_font->cursor = NULL;
+
+ Exit:
+ return error;
+
+ Too_Short:
+ error = PFR_Err_Invalid_Table;
+ FT_ERROR(( "pfr_phy_font_load: invalid physical font table\n" ));
+ goto Fail;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* pfrload.h */
+/* */
+/* FreeType PFR loader (specification). */
+/* */
+/* Copyright 2002 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __PFRLOAD_H__
+#define __PFRLOAD_H__
+
+#include "pfrobjs.h"
+#include FT_INTERNAL_STREAM_H
+
+
+FT_BEGIN_HEADER
+
+#ifdef PFR_CONFIG_NO_CHECKS
+#define PFR_CHECK( x ) do { } while ( 0 )
+#else
+#define PFR_CHECK( x ) do \
+ { \
+ if ( p + (x) > limit ) \
+ goto Too_Short; \
+ } while ( 0 )
+#endif
+
+#define PFR_NEXT_BYTE( p ) FT_NEXT_BYTE( p )
+#define PFR_NEXT_INT8( p ) FT_NEXT_CHAR( p )
+#define PFR_NEXT_SHORT( p ) FT_NEXT_SHORT( p )
+#define PFR_NEXT_USHORT( p ) FT_NEXT_USHORT( p )
+#define PFR_NEXT_LONG( p ) FT_NEXT_OFF3( p )
+#define PFR_NEXT_ULONG( p ) FT_NEXT_UOFF3( p )
+
+
+ /* handling extra items */
+
+ typedef FT_Error
+ (*PFR_ExtraItem_ParseFunc)( FT_Byte* p,
+ FT_Byte* limit,
+ FT_Pointer data );
+
+ typedef struct PFR_ExtraItemRec_
+ {
+ FT_UInt type;
+ PFR_ExtraItem_ParseFunc parser;
+
+ } PFR_ExtraItemRec;
+
+ typedef const struct PFR_ExtraItemRec_* PFR_ExtraItem;
+
+
+ FT_LOCAL( FT_Error )
+ pfr_extra_items_skip( FT_Byte* *pp,
+ FT_Byte* limit );
+
+ FT_LOCAL( FT_Error )
+ pfr_extra_items_parse( FT_Byte* *pp,
+ FT_Byte* limit,
+ PFR_ExtraItem item_list,
+ FT_Pointer item_data );
+
+
+ /* load a PFR header */
+ FT_LOCAL( FT_Error )
+ pfr_header_load( PFR_Header header,
+ FT_Stream stream );
+
+ /* check a PFR header */
+ FT_LOCAL( FT_Bool )
+ pfr_header_check( PFR_Header header );
+
+
+ /* return number of logical fonts in this file */
+ FT_LOCAL( FT_Error )
+ pfr_log_font_count( FT_Stream stream,
+ FT_UInt32 log_section_offset,
+ FT_UInt *acount );
+
+ /* load a pfr logical font entry */
+ FT_LOCAL( FT_Error )
+ pfr_log_font_load( PFR_LogFont log_font,
+ FT_Stream stream,
+ FT_UInt face_index,
+ FT_UInt32 section_offset,
+ FT_Bool size_increment );
+
+
+ /* load a physical font entry */
+ FT_LOCAL( FT_Error )
+ pfr_phy_font_load( PFR_PhyFont phy_font,
+ FT_Stream stream,
+ FT_UInt32 offset,
+ FT_UInt32 size );
+
+ /* finalize a physical font */
+ FT_LOCAL( void )
+ pfr_phy_font_done( PFR_PhyFont phy_font,
+ FT_Memory memory );
+
+ /* */
+
+FT_END_HEADER
+
+#endif /* __PFRLOAD_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* pfrobjs.c */
+/* */
+/* FreeType PFR object methods (body). */
+/* */
+/* Copyright 2002-2008, 2010-2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include "pfrobjs.h"
+#include "pfrload.h"
+#include "pfrgload.h"
+#include "pfrcmap.h"
+#include "pfrsbit.h"
+#include FT_OUTLINE_H
+#include FT_INTERNAL_DEBUG_H
+#include FT_TRUETYPE_IDS_H
+
+#include "pfrerror.h"
+
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_pfr
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** FACE OBJECT METHODS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_LOCAL_DEF( void )
+ pfr_face_done( FT_Face pfrface ) /* PFR_Face */
+ {
+ PFR_Face face = (PFR_Face)pfrface;
+ FT_Memory memory;
+
+
+ if ( !face )
+ return;
+
+ memory = pfrface->driver->root.memory;
+
+ /* we don't want dangling pointers */
+ pfrface->family_name = NULL;
+ pfrface->style_name = NULL;
+
+ /* finalize the physical font record */
+ pfr_phy_font_done( &face->phy_font, FT_FACE_MEMORY( face ) );
+
+ /* no need to finalize the logical font or the header */
+ FT_FREE( pfrface->available_sizes );
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ pfr_face_init( FT_Stream stream,
+ FT_Face pfrface,
+ FT_Int face_index,
+ FT_Int num_params,
+ FT_Parameter* params )
+ {
+ PFR_Face face = (PFR_Face)pfrface;
+ FT_Error error;
+
+ FT_UNUSED( num_params );
+ FT_UNUSED( params );
+
+
+ FT_TRACE2(( "PFR driver\n" ));
+
+ /* load the header and check it */
+ error = pfr_header_load( &face->header, stream );
+ if ( error )
+ goto Exit;
+
+ if ( !pfr_header_check( &face->header ) )
+ {
+ FT_TRACE2(( " not a PFR font\n" ));
+ error = PFR_Err_Unknown_File_Format;
+ goto Exit;
+ }
+
+ /* check face index */
+ {
+ FT_UInt num_faces;
+
+
+ error = pfr_log_font_count( stream,
+ face->header.log_dir_offset,
+ &num_faces );
+ if ( error )
+ goto Exit;
+
+ pfrface->num_faces = num_faces;
+ }
+
+ if ( face_index < 0 )
+ goto Exit;
+
+ if ( face_index >= pfrface->num_faces )
+ {
+ FT_ERROR(( "pfr_face_init: invalid face index\n" ));
+ error = PFR_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ /* load the face */
+ error = pfr_log_font_load(
+ &face->log_font, stream, face_index,
+ face->header.log_dir_offset,
+ FT_BOOL( face->header.phy_font_max_size_high != 0 ) );
+ if ( error )
+ goto Exit;
+
+ /* now load the physical font descriptor */
+ error = pfr_phy_font_load( &face->phy_font, stream,
+ face->log_font.phys_offset,
+ face->log_font.phys_size );
+ if ( error )
+ goto Exit;
+
+ /* now set up all root face fields */
+ {
+ PFR_PhyFont phy_font = &face->phy_font;
+
+
+ pfrface->face_index = face_index;
+ pfrface->num_glyphs = phy_font->num_chars + 1;
+ pfrface->face_flags = FT_FACE_FLAG_SCALABLE;
+
+ /* if all characters point to the same gps_offset 0, we */
+ /* assume that the font only contains bitmaps */
+ {
+ FT_UInt nn;
+
+
+ for ( nn = 0; nn < phy_font->num_chars; nn++ )
+ if ( phy_font->chars[nn].gps_offset != 0 )
+ break;
+
+ if ( nn == phy_font->num_chars )
+ {
+ if ( phy_font->num_strikes > 0 )
+ pfrface->face_flags = 0; /* not scalable */
+ else
+ {
+ FT_ERROR(( "pfr_face_init: font doesn't contain glyphs\n" ));
+ error = PFR_Err_Invalid_File_Format;
+ goto Exit;
+ }
+ }
+ }
+
+ if ( (phy_font->flags & PFR_PHY_PROPORTIONAL) == 0 )
+ pfrface->face_flags |= FT_FACE_FLAG_FIXED_WIDTH;
+
+ if ( phy_font->flags & PFR_PHY_VERTICAL )
+ pfrface->face_flags |= FT_FACE_FLAG_VERTICAL;
+ else
+ pfrface->face_flags |= FT_FACE_FLAG_HORIZONTAL;
+
+ if ( phy_font->num_strikes > 0 )
+ pfrface->face_flags |= FT_FACE_FLAG_FIXED_SIZES;
+
+ if ( phy_font->num_kern_pairs > 0 )
+ pfrface->face_flags |= FT_FACE_FLAG_KERNING;
+
+ /* If no family name was found in the "undocumented" auxiliary
+ * data, use the font ID instead. This sucks but is better than
+ * nothing.
+ */
+ pfrface->family_name = phy_font->family_name;
+ if ( pfrface->family_name == NULL )
+ pfrface->family_name = phy_font->font_id;
+
+ /* note that the style name can be NULL in certain PFR fonts,
+ * probably meaning "Regular"
+ */
+ pfrface->style_name = phy_font->style_name;
+
+ pfrface->num_fixed_sizes = 0;
+ pfrface->available_sizes = 0;
+
+ pfrface->bbox = phy_font->bbox;
+ pfrface->units_per_EM = (FT_UShort)phy_font->outline_resolution;
+ pfrface->ascender = (FT_Short) phy_font->bbox.yMax;
+ pfrface->descender = (FT_Short) phy_font->bbox.yMin;
+
+ pfrface->height = (FT_Short)( ( pfrface->units_per_EM * 12 ) / 10 );
+ if ( pfrface->height < pfrface->ascender - pfrface->descender )
+ pfrface->height = (FT_Short)(pfrface->ascender - pfrface->descender);
+
+ if ( phy_font->num_strikes > 0 )
+ {
+ FT_UInt n, count = phy_font->num_strikes;
+ FT_Bitmap_Size* size;
+ PFR_Strike strike;
+ FT_Memory memory = pfrface->stream->memory;
+
+
+ if ( FT_NEW_ARRAY( pfrface->available_sizes, count ) )
+ goto Exit;
+
+ size = pfrface->available_sizes;
+ strike = phy_font->strikes;
+ for ( n = 0; n < count; n++, size++, strike++ )
+ {
+ size->height = (FT_UShort)strike->y_ppm;
+ size->width = (FT_UShort)strike->x_ppm;
+ size->size = strike->y_ppm << 6;
+ size->x_ppem = strike->x_ppm << 6;
+ size->y_ppem = strike->y_ppm << 6;
+ }
+ pfrface->num_fixed_sizes = count;
+ }
+
+ /* now compute maximum advance width */
+ if ( ( phy_font->flags & PFR_PHY_PROPORTIONAL ) == 0 )
+ pfrface->max_advance_width = (FT_Short)phy_font->standard_advance;
+ else
+ {
+ FT_Int max = 0;
+ FT_UInt count = phy_font->num_chars;
+ PFR_Char gchar = phy_font->chars;
+
+
+ for ( ; count > 0; count--, gchar++ )
+ {
+ if ( max < gchar->advance )
+ max = gchar->advance;
+ }
+
+ pfrface->max_advance_width = (FT_Short)max;
+ }
+
+ pfrface->max_advance_height = pfrface->height;
+
+ pfrface->underline_position = (FT_Short)( -pfrface->units_per_EM / 10 );
+ pfrface->underline_thickness = (FT_Short)( pfrface->units_per_EM / 30 );
+
+ /* create charmap */
+ {
+ FT_CharMapRec charmap;
+
+
+ charmap.face = pfrface;
+ charmap.platform_id = TT_PLATFORM_MICROSOFT;
+ charmap.encoding_id = TT_MS_ID_UNICODE_CS;
+ charmap.encoding = FT_ENCODING_UNICODE;
+
+ error = FT_CMap_New( &pfr_cmap_class_rec, NULL, &charmap, NULL );
+
+#if 0
+ /* Select default charmap */
+ if ( pfrface->num_charmaps )
+ pfrface->charmap = pfrface->charmaps[0];
+#endif
+ }
+
+ /* check whether we've loaded any kerning pairs */
+ if ( phy_font->num_kern_pairs )
+ pfrface->face_flags |= FT_FACE_FLAG_KERNING;
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** SLOT OBJECT METHOD *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_LOCAL_DEF( FT_Error )
+ pfr_slot_init( FT_GlyphSlot pfrslot ) /* PFR_Slot */
+ {
+ PFR_Slot slot = (PFR_Slot)pfrslot;
+ FT_GlyphLoader loader = pfrslot->internal->loader;
+
+
+ pfr_glyph_init( &slot->glyph, loader );
+
+ return 0;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ pfr_slot_done( FT_GlyphSlot pfrslot ) /* PFR_Slot */
+ {
+ PFR_Slot slot = (PFR_Slot)pfrslot;
+
+
+ pfr_glyph_done( &slot->glyph );
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ pfr_slot_load( FT_GlyphSlot pfrslot, /* PFR_Slot */
+ FT_Size pfrsize, /* PFR_Size */
+ FT_UInt gindex,
+ FT_Int32 load_flags )
+ {
+ PFR_Slot slot = (PFR_Slot)pfrslot;
+ PFR_Size size = (PFR_Size)pfrsize;
+ FT_Error error;
+ PFR_Face face = (PFR_Face)pfrslot->face;
+ PFR_Char gchar;
+ FT_Outline* outline = &pfrslot->outline;
+ FT_ULong gps_offset;
+
+
+ if ( gindex > 0 )
+ gindex--;
+
+ if ( !face || gindex >= face->phy_font.num_chars )
+ {
+ error = PFR_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ /* try to load an embedded bitmap */
+ if ( ( load_flags & ( FT_LOAD_NO_SCALE | FT_LOAD_NO_BITMAP ) ) == 0 )
+ {
+ error = pfr_slot_load_bitmap( slot, size, gindex );
+ if ( error == 0 )
+ goto Exit;
+ }
+
+ if ( load_flags & FT_LOAD_SBITS_ONLY )
+ {
+ error = PFR_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ gchar = face->phy_font.chars + gindex;
+ pfrslot->format = FT_GLYPH_FORMAT_OUTLINE;
+ outline->n_points = 0;
+ outline->n_contours = 0;
+ gps_offset = face->header.gps_section_offset;
+
+ /* load the glyph outline (FT_LOAD_NO_RECURSE isn't supported) */
+ error = pfr_glyph_load( &slot->glyph, face->root.stream,
+ gps_offset, gchar->gps_offset, gchar->gps_size );
+
+ if ( !error )
+ {
+ FT_BBox cbox;
+ FT_Glyph_Metrics* metrics = &pfrslot->metrics;
+ FT_Pos advance;
+ FT_Int em_metrics, em_outline;
+ FT_Bool scaling;
+
+
+ scaling = FT_BOOL( ( load_flags & FT_LOAD_NO_SCALE ) == 0 );
+
+ /* copy outline data */
+ *outline = slot->glyph.loader->base.outline;
+
+ outline->flags &= ~FT_OUTLINE_OWNER;
+ outline->flags |= FT_OUTLINE_REVERSE_FILL;
+
+ if ( size && pfrsize->metrics.y_ppem < 24 )
+ outline->flags |= FT_OUTLINE_HIGH_PRECISION;
+
+ /* compute the advance vector */
+ metrics->horiAdvance = 0;
+ metrics->vertAdvance = 0;
+
+ advance = gchar->advance;
+ em_metrics = face->phy_font.metrics_resolution;
+ em_outline = face->phy_font.outline_resolution;
+
+ if ( em_metrics != em_outline )
+ advance = FT_MulDiv( advance, em_outline, em_metrics );
+
+ if ( face->phy_font.flags & PFR_PHY_VERTICAL )
+ metrics->vertAdvance = advance;
+ else
+ metrics->horiAdvance = advance;
+
+ pfrslot->linearHoriAdvance = metrics->horiAdvance;
+ pfrslot->linearVertAdvance = metrics->vertAdvance;
+
+ /* make-up vertical metrics(?) */
+ metrics->vertBearingX = 0;
+ metrics->vertBearingY = 0;
+
+#if 0 /* some fonts seem to be broken here! */
+
+ /* Apply the font matrix, if any. */
+ /* TODO: Test existing fonts with unusual matrix */
+ /* whether we have to adjust Units per EM. */
+ {
+ FT_Matrix font_matrix;
+
+
+ font_matrix.xx = face->log_font.matrix[0] << 8;
+ font_matrix.yx = face->log_font.matrix[1] << 8;
+ font_matrix.xy = face->log_font.matrix[2] << 8;
+ font_matrix.yy = face->log_font.matrix[3] << 8;
+
+ FT_Outline_Transform( outline, &font_matrix );
+ }
+#endif
+
+ /* scale when needed */
+ if ( scaling )
+ {
+ FT_Int n;
+ FT_Fixed x_scale = pfrsize->metrics.x_scale;
+ FT_Fixed y_scale = pfrsize->metrics.y_scale;
+ FT_Vector* vec = outline->points;
+
+
+ /* scale outline points */
+ for ( n = 0; n < outline->n_points; n++, vec++ )
+ {
+ vec->x = FT_MulFix( vec->x, x_scale );
+ vec->y = FT_MulFix( vec->y, y_scale );
+ }
+
+ /* scale the advance */
+ metrics->horiAdvance = FT_MulFix( metrics->horiAdvance, x_scale );
+ metrics->vertAdvance = FT_MulFix( metrics->vertAdvance, y_scale );
+ }
+
+ /* compute the rest of the metrics */
+ FT_Outline_Get_CBox( outline, &cbox );
+
+ metrics->width = cbox.xMax - cbox.xMin;
+ metrics->height = cbox.yMax - cbox.yMin;
+ metrics->horiBearingX = cbox.xMin;
+ metrics->horiBearingY = cbox.yMax - metrics->height;
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** KERNING METHOD *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_LOCAL_DEF( FT_Error )
+ pfr_face_get_kerning( FT_Face pfrface, /* PFR_Face */
+ FT_UInt glyph1,
+ FT_UInt glyph2,
+ FT_Vector* kerning )
+ {
+ PFR_Face face = (PFR_Face)pfrface;
+ FT_Error error = PFR_Err_Ok;
+ PFR_PhyFont phy_font = &face->phy_font;
+ FT_UInt32 code1, code2, pair;
+
+
+ kerning->x = 0;
+ kerning->y = 0;
+
+ if ( glyph1 > 0 )
+ glyph1--;
+
+ if ( glyph2 > 0 )
+ glyph2--;
+
+ /* convert glyph indices to character codes */
+ if ( glyph1 > phy_font->num_chars ||
+ glyph2 > phy_font->num_chars )
+ goto Exit;
+
+ code1 = phy_font->chars[glyph1].char_code;
+ code2 = phy_font->chars[glyph2].char_code;
+ pair = PFR_KERN_INDEX( code1, code2 );
+
+ /* now search the list of kerning items */
+ {
+ PFR_KernItem item = phy_font->kern_items;
+ FT_Stream stream = pfrface->stream;
+
+
+ for ( ; item; item = item->next )
+ {
+ if ( pair >= item->pair1 && pair <= item->pair2 )
+ goto FoundPair;
+ }
+ goto Exit;
+
+ FoundPair: /* we found an item, now parse it and find the value if any */
+ if ( FT_STREAM_SEEK( item->offset ) ||
+ FT_FRAME_ENTER( item->pair_count * item->pair_size ) )
+ goto Exit;
+
+ {
+ FT_UInt count = item->pair_count;
+ FT_UInt size = item->pair_size;
+ FT_UInt power = (FT_UInt)ft_highpow2( (FT_UInt32)count );
+ FT_UInt probe = power * size;
+ FT_UInt extra = count - power;
+ FT_Byte* base = stream->cursor;
+ FT_Bool twobytes = FT_BOOL( item->flags & 1 );
+ FT_Bool twobyte_adj = FT_BOOL( item->flags & 2 );
+ FT_Byte* p;
+ FT_UInt32 cpair;
+
+
+ if ( extra > 0 )
+ {
+ p = base + extra * size;
+
+ if ( twobytes )
+ cpair = FT_NEXT_ULONG( p );
+ else
+ cpair = PFR_NEXT_KPAIR( p );
+
+ if ( cpair == pair )
+ goto Found;
+
+ if ( cpair < pair )
+ {
+ if ( twobyte_adj )
+ p += 2;
+ else
+ p++;
+ base = p;
+ }
+ }
+
+ while ( probe > size )
+ {
+ probe >>= 1;
+ p = base + probe;
+
+ if ( twobytes )
+ cpair = FT_NEXT_ULONG( p );
+ else
+ cpair = PFR_NEXT_KPAIR( p );
+
+ if ( cpair == pair )
+ goto Found;
+
+ if ( cpair < pair )
+ base += probe;
+ }
+
+ p = base;
+
+ if ( twobytes )
+ cpair = FT_NEXT_ULONG( p );
+ else
+ cpair = PFR_NEXT_KPAIR( p );
+
+ if ( cpair == pair )
+ {
+ FT_Int value;
+
+
+ Found:
+ if ( twobyte_adj )
+ value = FT_PEEK_SHORT( p );
+ else
+ value = p[0];
+
+ kerning->x = item->base_adj + value;
+ }
+ }
+
+ FT_FRAME_EXIT();
+ }
+
+ Exit:
+ return error;
+ }
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* pfrobjs.h */
+/* */
+/* FreeType PFR object methods (specification). */
+/* */
+/* Copyright 2002, 2003, 2004 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __PFROBJS_H__
+#define __PFROBJS_H__
+
+#include "pfrtypes.h"
+
+
+FT_BEGIN_HEADER
+
+ typedef struct PFR_FaceRec_* PFR_Face;
+
+ typedef struct PFR_SizeRec_* PFR_Size;
+
+ typedef struct PFR_SlotRec_* PFR_Slot;
+
+
+ typedef struct PFR_FaceRec_
+ {
+ FT_FaceRec root;
+ PFR_HeaderRec header;
+ PFR_LogFontRec log_font;
+ PFR_PhyFontRec phy_font;
+
+ } PFR_FaceRec;
+
+
+ typedef struct PFR_SizeRec_
+ {
+ FT_SizeRec root;
+
+ } PFR_SizeRec;
+
+
+ typedef struct PFR_SlotRec_
+ {
+ FT_GlyphSlotRec root;
+ PFR_GlyphRec glyph;
+
+ } PFR_SlotRec;
+
+
+ FT_LOCAL( FT_Error )
+ pfr_face_init( FT_Stream stream,
+ FT_Face face, /* PFR_Face */
+ FT_Int face_index,
+ FT_Int num_params,
+ FT_Parameter* params );
+
+ FT_LOCAL( void )
+ pfr_face_done( FT_Face face ); /* PFR_Face */
+
+
+ FT_LOCAL( FT_Error )
+ pfr_face_get_kerning( FT_Face face, /* PFR_Face */
+ FT_UInt glyph1,
+ FT_UInt glyph2,
+ FT_Vector* kerning );
+
+
+ FT_LOCAL( FT_Error )
+ pfr_slot_init( FT_GlyphSlot slot ); /* PFR_Slot */
+
+ FT_LOCAL( void )
+ pfr_slot_done( FT_GlyphSlot slot ); /* PFR_Slot */
+
+
+ FT_LOCAL( FT_Error )
+ pfr_slot_load( FT_GlyphSlot slot, /* PFR_Slot */
+ FT_Size size, /* PFR_Size */
+ FT_UInt gindex,
+ FT_Int32 load_flags );
+
+
+FT_END_HEADER
+
+#endif /* __PFROBJS_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* pfrsbit.c */
+/* */
+/* FreeType PFR bitmap loader (body). */
+/* */
+/* Copyright 2002, 2003, 2006, 2009, 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include "pfrsbit.h"
+#include "pfrload.h"
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_STREAM_H
+
+#include "pfrerror.h"
+
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_pfr
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** PFR BIT WRITER *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ typedef struct PFR_BitWriter_
+ {
+ FT_Byte* line; /* current line start */
+ FT_Int pitch; /* line size in bytes */
+ FT_Int width; /* width in pixels/bits */
+ FT_Int rows; /* number of remaining rows to scan */
+ FT_Int total; /* total number of bits to draw */
+
+ } PFR_BitWriterRec, *PFR_BitWriter;
+
+
+ static void
+ pfr_bitwriter_init( PFR_BitWriter writer,
+ FT_Bitmap* target,
+ FT_Bool decreasing )
+ {
+ writer->line = target->buffer;
+ writer->pitch = target->pitch;
+ writer->width = target->width;
+ writer->rows = target->rows;
+ writer->total = writer->width * writer->rows;
+
+ if ( !decreasing )
+ {
+ writer->line += writer->pitch * ( target->rows-1 );
+ writer->pitch = -writer->pitch;
+ }
+ }
+
+
+ static void
+ pfr_bitwriter_decode_bytes( PFR_BitWriter writer,
+ FT_Byte* p,
+ FT_Byte* limit )
+ {
+ FT_Int n, reload;
+ FT_Int left = writer->width;
+ FT_Byte* cur = writer->line;
+ FT_UInt mask = 0x80;
+ FT_UInt val = 0;
+ FT_UInt c = 0;
+
+
+ n = (FT_Int)( limit - p ) * 8;
+ if ( n > writer->total )
+ n = writer->total;
+
+ reload = n & 7;
+
+ for ( ; n > 0; n-- )
+ {
+ if ( ( n & 7 ) == reload )
+ val = *p++;
+
+ if ( val & 0x80 )
+ c |= mask;
+
+ val <<= 1;
+ mask >>= 1;
+
+ if ( --left <= 0 )
+ {
+ cur[0] = (FT_Byte)c;
+ left = writer->width;
+ mask = 0x80;
+
+ writer->line += writer->pitch;
+ cur = writer->line;
+ c = 0;
+ }
+ else if ( mask == 0 )
+ {
+ cur[0] = (FT_Byte)c;
+ mask = 0x80;
+ c = 0;
+ cur ++;
+ }
+ }
+
+ if ( mask != 0x80 )
+ cur[0] = (FT_Byte)c;
+ }
+
+
+ static void
+ pfr_bitwriter_decode_rle1( PFR_BitWriter writer,
+ FT_Byte* p,
+ FT_Byte* limit )
+ {
+ FT_Int n, phase, count, counts[2], reload;
+ FT_Int left = writer->width;
+ FT_Byte* cur = writer->line;
+ FT_UInt mask = 0x80;
+ FT_UInt c = 0;
+
+
+ n = writer->total;
+
+ phase = 1;
+ counts[0] = 0;
+ counts[1] = 0;
+ count = 0;
+ reload = 1;
+
+ for ( ; n > 0; n-- )
+ {
+ if ( reload )
+ {
+ do
+ {
+ if ( phase )
+ {
+ FT_Int v;
+
+
+ if ( p >= limit )
+ break;
+
+ v = *p++;
+ counts[0] = v >> 4;
+ counts[1] = v & 15;
+ phase = 0;
+ count = counts[0];
+ }
+ else
+ {
+ phase = 1;
+ count = counts[1];
+ }
+
+ } while ( count == 0 );
+ }
+
+ if ( phase )
+ c |= mask;
+
+ mask >>= 1;
+
+ if ( --left <= 0 )
+ {
+ cur[0] = (FT_Byte) c;
+ left = writer->width;
+ mask = 0x80;
+
+ writer->line += writer->pitch;
+ cur = writer->line;
+ c = 0;
+ }
+ else if ( mask == 0 )
+ {
+ cur[0] = (FT_Byte)c;
+ mask = 0x80;
+ c = 0;
+ cur ++;
+ }
+
+ reload = ( --count <= 0 );
+ }
+
+ if ( mask != 0x80 )
+ cur[0] = (FT_Byte) c;
+ }
+
+
+ static void
+ pfr_bitwriter_decode_rle2( PFR_BitWriter writer,
+ FT_Byte* p,
+ FT_Byte* limit )
+ {
+ FT_Int n, phase, count, reload;
+ FT_Int left = writer->width;
+ FT_Byte* cur = writer->line;
+ FT_UInt mask = 0x80;
+ FT_UInt c = 0;
+
+
+ n = writer->total;
+
+ phase = 1;
+ count = 0;
+ reload = 1;
+
+ for ( ; n > 0; n-- )
+ {
+ if ( reload )
+ {
+ do
+ {
+ if ( p >= limit )
+ break;
+
+ count = *p++;
+ phase = phase ^ 1;
+
+ } while ( count == 0 );
+ }
+
+ if ( phase )
+ c |= mask;
+
+ mask >>= 1;
+
+ if ( --left <= 0 )
+ {
+ cur[0] = (FT_Byte) c;
+ c = 0;
+ mask = 0x80;
+ left = writer->width;
+
+ writer->line += writer->pitch;
+ cur = writer->line;
+ }
+ else if ( mask == 0 )
+ {
+ cur[0] = (FT_Byte)c;
+ c = 0;
+ mask = 0x80;
+ cur ++;
+ }
+
+ reload = ( --count <= 0 );
+ }
+
+ if ( mask != 0x80 )
+ cur[0] = (FT_Byte) c;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** BITMAP DATA DECODING *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ static void
+ pfr_lookup_bitmap_data( FT_Byte* base,
+ FT_Byte* limit,
+ FT_UInt count,
+ FT_UInt flags,
+ FT_UInt char_code,
+ FT_ULong* found_offset,
+ FT_ULong* found_size )
+ {
+ FT_UInt left, right, char_len;
+ FT_Bool two = FT_BOOL( flags & 1 );
+ FT_Byte* buff;
+
+
+ char_len = 4;
+ if ( two ) char_len += 1;
+ if ( flags & 2 ) char_len += 1;
+ if ( flags & 4 ) char_len += 1;
+
+ left = 0;
+ right = count;
+
+ while ( left < right )
+ {
+ FT_UInt middle, code;
+
+
+ middle = ( left + right ) >> 1;
+ buff = base + middle * char_len;
+
+ /* check that we are not outside of the table -- */
+ /* this is possible with broken fonts... */
+ if ( buff + char_len > limit )
+ goto Fail;
+
+ if ( two )
+ code = PFR_NEXT_USHORT( buff );
+ else
+ code = PFR_NEXT_BYTE( buff );
+
+ if ( code == char_code )
+ goto Found_It;
+
+ if ( code < char_code )
+ left = middle;
+ else
+ right = middle;
+ }
+
+ Fail:
+ /* Not found */
+ *found_size = 0;
+ *found_offset = 0;
+ return;
+
+ Found_It:
+ if ( flags & 2 )
+ *found_size = PFR_NEXT_USHORT( buff );
+ else
+ *found_size = PFR_NEXT_BYTE( buff );
+
+ if ( flags & 4 )
+ *found_offset = PFR_NEXT_ULONG( buff );
+ else
+ *found_offset = PFR_NEXT_USHORT( buff );
+ }
+
+
+ /* load bitmap metrics. "*padvance" must be set to the default value */
+ /* before calling this function... */
+ /* */
+ static FT_Error
+ pfr_load_bitmap_metrics( FT_Byte** pdata,
+ FT_Byte* limit,
+ FT_Long scaled_advance,
+ FT_Long *axpos,
+ FT_Long *aypos,
+ FT_UInt *axsize,
+ FT_UInt *aysize,
+ FT_Long *aadvance,
+ FT_UInt *aformat )
+ {
+ FT_Error error = PFR_Err_Ok;
+ FT_Byte flags;
+ FT_Char b;
+ FT_Byte* p = *pdata;
+ FT_Long xpos, ypos, advance;
+ FT_UInt xsize, ysize;
+
+
+ PFR_CHECK( 1 );
+ flags = PFR_NEXT_BYTE( p );
+
+ xpos = 0;
+ ypos = 0;
+ xsize = 0;
+ ysize = 0;
+ advance = 0;
+
+ switch ( flags & 3 )
+ {
+ case 0:
+ PFR_CHECK( 1 );
+ b = PFR_NEXT_INT8( p );
+ xpos = b >> 4;
+ ypos = ( (FT_Char)( b << 4 ) ) >> 4;
+ break;
+
+ case 1:
+ PFR_CHECK( 2 );
+ xpos = PFR_NEXT_INT8( p );
+ ypos = PFR_NEXT_INT8( p );
+ break;
+
+ case 2:
+ PFR_CHECK( 4 );
+ xpos = PFR_NEXT_SHORT( p );
+ ypos = PFR_NEXT_SHORT( p );
+ break;
+
+ case 3:
+ PFR_CHECK( 6 );
+ xpos = PFR_NEXT_LONG( p );
+ ypos = PFR_NEXT_LONG( p );
+ break;
+
+ default:
+ ;
+ }
+
+ flags >>= 2;
+ switch ( flags & 3 )
+ {
+ case 0:
+ /* blank image */
+ xsize = 0;
+ ysize = 0;
+ break;
+
+ case 1:
+ PFR_CHECK( 1 );
+ b = PFR_NEXT_BYTE( p );
+ xsize = ( b >> 4 ) & 0xF;
+ ysize = b & 0xF;
+ break;
+
+ case 2:
+ PFR_CHECK( 2 );
+ xsize = PFR_NEXT_BYTE( p );
+ ysize = PFR_NEXT_BYTE( p );
+ break;
+
+ case 3:
+ PFR_CHECK( 4 );
+ xsize = PFR_NEXT_USHORT( p );
+ ysize = PFR_NEXT_USHORT( p );
+ break;
+
+ default:
+ ;
+ }
+
+ flags >>= 2;
+ switch ( flags & 3 )
+ {
+ case 0:
+ advance = scaled_advance;
+ break;
+
+ case 1:
+ PFR_CHECK( 1 );
+ advance = PFR_NEXT_INT8( p ) << 8;
+ break;
+
+ case 2:
+ PFR_CHECK( 2 );
+ advance = PFR_NEXT_SHORT( p );
+ break;
+
+ case 3:
+ PFR_CHECK( 3 );
+ advance = PFR_NEXT_LONG( p );
+ break;
+
+ default:
+ ;
+ }
+
+ *axpos = xpos;
+ *aypos = ypos;
+ *axsize = xsize;
+ *aysize = ysize;
+ *aadvance = advance;
+ *aformat = flags >> 2;
+ *pdata = p;
+
+ Exit:
+ return error;
+
+ Too_Short:
+ error = PFR_Err_Invalid_Table;
+ FT_ERROR(( "pfr_load_bitmap_metrics: invalid glyph data\n" ));
+ goto Exit;
+ }
+
+
+ static FT_Error
+ pfr_load_bitmap_bits( FT_Byte* p,
+ FT_Byte* limit,
+ FT_UInt format,
+ FT_Bool decreasing,
+ FT_Bitmap* target )
+ {
+ FT_Error error = PFR_Err_Ok;
+ PFR_BitWriterRec writer;
+
+
+ if ( target->rows > 0 && target->width > 0 )
+ {
+ pfr_bitwriter_init( &writer, target, decreasing );
+
+ switch ( format )
+ {
+ case 0: /* packed bits */
+ pfr_bitwriter_decode_bytes( &writer, p, limit );
+ break;
+
+ case 1: /* RLE1 */
+ pfr_bitwriter_decode_rle1( &writer, p, limit );
+ break;
+
+ case 2: /* RLE2 */
+ pfr_bitwriter_decode_rle2( &writer, p, limit );
+ break;
+
+ default:
+ FT_ERROR(( "pfr_read_bitmap_data: invalid image type\n" ));
+ error = PFR_Err_Invalid_File_Format;
+ }
+ }
+
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** BITMAP LOADING *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_LOCAL( FT_Error )
+ pfr_slot_load_bitmap( PFR_Slot glyph,
+ PFR_Size size,
+ FT_UInt glyph_index )
+ {
+ FT_Error error;
+ PFR_Face face = (PFR_Face) glyph->root.face;
+ FT_Stream stream = face->root.stream;
+ PFR_PhyFont phys = &face->phy_font;
+ FT_ULong gps_offset;
+ FT_ULong gps_size;
+ PFR_Char character;
+ PFR_Strike strike;
+
+
+ character = &phys->chars[glyph_index];
+
+ /* Look-up a bitmap strike corresponding to the current */
+ /* character dimensions */
+ {
+ FT_UInt n;
+
+
+ strike = phys->strikes;
+ for ( n = 0; n < phys->num_strikes; n++ )
+ {
+ if ( strike->x_ppm == (FT_UInt)size->root.metrics.x_ppem &&
+ strike->y_ppm == (FT_UInt)size->root.metrics.y_ppem )
+ {
+ goto Found_Strike;
+ }
+
+ strike++;
+ }
+
+ /* couldn't find it */
+ return PFR_Err_Invalid_Argument;
+ }
+
+ Found_Strike:
+
+ /* Now lookup the glyph's position within the file */
+ {
+ FT_UInt char_len;
+
+
+ char_len = 4;
+ if ( strike->flags & 1 ) char_len += 1;
+ if ( strike->flags & 2 ) char_len += 1;
+ if ( strike->flags & 4 ) char_len += 1;
+
+ /* Access data directly in the frame to speed lookups */
+ if ( FT_STREAM_SEEK( phys->bct_offset + strike->bct_offset ) ||
+ FT_FRAME_ENTER( char_len * strike->num_bitmaps ) )
+ goto Exit;
+
+ pfr_lookup_bitmap_data( stream->cursor,
+ stream->limit,
+ strike->num_bitmaps,
+ strike->flags,
+ character->char_code,
+ &gps_offset,
+ &gps_size );
+
+ FT_FRAME_EXIT();
+
+ if ( gps_size == 0 )
+ {
+ /* Could not find a bitmap program string for this glyph */
+ error = PFR_Err_Invalid_Argument;
+ goto Exit;
+ }
+ }
+
+ /* get the bitmap metrics */
+ {
+ FT_Long xpos = 0, ypos = 0, advance = 0;
+ FT_UInt xsize = 0, ysize = 0, format = 0;
+ FT_Byte* p;
+
+
+ /* compute linear advance */
+ advance = character->advance;
+ if ( phys->metrics_resolution != phys->outline_resolution )
+ advance = FT_MulDiv( advance,
+ phys->outline_resolution,
+ phys->metrics_resolution );
+
+ glyph->root.linearHoriAdvance = advance;
+
+ /* compute default advance, i.e., scaled advance. This can be */
+ /* overridden in the bitmap header of certain glyphs. */
+ advance = FT_MulDiv( (FT_Fixed)size->root.metrics.x_ppem << 8,
+ character->advance,
+ phys->metrics_resolution );
+
+ if ( FT_STREAM_SEEK( face->header.gps_section_offset + gps_offset ) ||
+ FT_FRAME_ENTER( gps_size ) )
+ goto Exit;
+
+ p = stream->cursor;
+ error = pfr_load_bitmap_metrics( &p, stream->limit,
+ advance,
+ &xpos, &ypos,
+ &xsize, &ysize,
+ &advance, &format );
+
+ /*
+ * XXX: on 16bit system, we return an error for huge bitmap
+ * which causes a size truncation, because truncated
+ * size properties makes bitmap glyph broken.
+ */
+ if ( xpos > FT_INT_MAX || ( ypos + ysize ) > FT_INT_MAX )
+ {
+ FT_TRACE1(( "pfr_slot_load_bitmap:" ));
+ FT_TRACE1(( "huge bitmap glyph %dx%d over FT_GlyphSlot\n",
+ xpos, ypos ));
+ error = PFR_Err_Invalid_Pixel_Size;
+ }
+
+ if ( !error )
+ {
+ glyph->root.format = FT_GLYPH_FORMAT_BITMAP;
+
+ /* Set up glyph bitmap and metrics */
+
+ /* XXX: needs casts to fit FT_Bitmap.{width|rows|pitch} */
+ glyph->root.bitmap.width = (FT_Int)xsize;
+ glyph->root.bitmap.rows = (FT_Int)ysize;
+ glyph->root.bitmap.pitch = (FT_Int)( xsize + 7 ) >> 3;
+ glyph->root.bitmap.pixel_mode = FT_PIXEL_MODE_MONO;
+
+ /* XXX: needs casts to fit FT_Glyph_Metrics.{width|height} */
+ glyph->root.metrics.width = (FT_Pos)xsize << 6;
+ glyph->root.metrics.height = (FT_Pos)ysize << 6;
+ glyph->root.metrics.horiBearingX = xpos << 6;
+ glyph->root.metrics.horiBearingY = ypos << 6;
+ glyph->root.metrics.horiAdvance = FT_PIX_ROUND( ( advance >> 2 ) );
+ glyph->root.metrics.vertBearingX = - glyph->root.metrics.width >> 1;
+ glyph->root.metrics.vertBearingY = 0;
+ glyph->root.metrics.vertAdvance = size->root.metrics.height;
+
+ /* XXX: needs casts fit FT_GlyphSlotRec.bitmap_{left|top} */
+ glyph->root.bitmap_left = (FT_Int)xpos;
+ glyph->root.bitmap_top = (FT_Int)(ypos + ysize);
+
+ /* Allocate and read bitmap data */
+ {
+ FT_ULong len = glyph->root.bitmap.pitch * ysize;
+
+
+ error = ft_glyphslot_alloc_bitmap( &glyph->root, len );
+ if ( !error )
+ {
+ error = pfr_load_bitmap_bits(
+ p,
+ stream->limit,
+ format,
+ FT_BOOL(face->header.color_flags & 2),
+ &glyph->root.bitmap );
+ }
+ }
+ }
+
+ FT_FRAME_EXIT();
+ }
+
+ Exit:
+ return error;
+ }
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* pfrsbit.h */
+/* */
+/* FreeType PFR bitmap loader (specification). */
+/* */
+/* Copyright 2002 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __PFRSBIT_H__
+#define __PFRSBIT_H__
+
+#include "pfrobjs.h"
+
+FT_BEGIN_HEADER
+
+ FT_LOCAL( FT_Error )
+ pfr_slot_load_bitmap( PFR_Slot glyph,
+ PFR_Size size,
+ FT_UInt glyph_index );
+
+FT_END_HEADER
+
+#endif /* __PFR_SBIT_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* pfrtypes.h */
+/* */
+/* FreeType PFR data structures (specification only). */
+/* */
+/* Copyright 2002, 2003, 2005, 2007 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __PFRTYPES_H__
+#define __PFRTYPES_H__
+
+#include <ft2build.h>
+#include FT_INTERNAL_OBJECTS_H
+
+FT_BEGIN_HEADER
+
+ /************************************************************************/
+
+ /* the PFR Header structure */
+ typedef struct PFR_HeaderRec_
+ {
+ FT_UInt32 signature;
+ FT_UInt version;
+ FT_UInt signature2;
+ FT_UInt header_size;
+
+ FT_UInt log_dir_size;
+ FT_UInt log_dir_offset;
+
+ FT_UInt log_font_max_size;
+ FT_UInt32 log_font_section_size;
+ FT_UInt32 log_font_section_offset;
+
+ FT_UInt32 phy_font_max_size;
+ FT_UInt32 phy_font_section_size;
+ FT_UInt32 phy_font_section_offset;
+
+ FT_UInt gps_max_size;
+ FT_UInt32 gps_section_size;
+ FT_UInt32 gps_section_offset;
+
+ FT_UInt max_blue_values;
+ FT_UInt max_x_orus;
+ FT_UInt max_y_orus;
+
+ FT_UInt phy_font_max_size_high;
+ FT_UInt color_flags;
+
+ FT_UInt32 bct_max_size;
+ FT_UInt32 bct_set_max_size;
+ FT_UInt32 phy_bct_set_max_size;
+
+ FT_UInt num_phy_fonts;
+ FT_UInt max_vert_stem_snap;
+ FT_UInt max_horz_stem_snap;
+ FT_UInt max_chars;
+
+ } PFR_HeaderRec, *PFR_Header;
+
+
+ /* used in `color_flags' field of the PFR_Header */
+ typedef enum PFR_HeaderFlags_
+ {
+ PFR_FLAG_BLACK_PIXEL = 1,
+ PFR_FLAG_INVERT_BITMAP = 2
+
+ } PFR_HeaderFlags;
+
+
+ /************************************************************************/
+
+ typedef struct PFR_LogFontRec_
+ {
+ FT_UInt32 size;
+ FT_UInt32 offset;
+
+ FT_Int32 matrix[4];
+ FT_UInt stroke_flags;
+ FT_Int stroke_thickness;
+ FT_Int bold_thickness;
+ FT_Int32 miter_limit;
+
+ FT_UInt32 phys_size;
+ FT_UInt32 phys_offset;
+
+ } PFR_LogFontRec, *PFR_LogFont;
+
+
+ typedef enum PFR_LogFlags_
+ {
+ PFR_LOG_EXTRA_ITEMS = 0x40,
+ PFR_LOG_2BYTE_BOLD = 0x20,
+ PFR_LOG_BOLD = 0x10,
+ PFR_LOG_2BYTE_STROKE = 8,
+ PFR_LOG_STROKE = 4,
+ PFR_LINE_JOIN_MASK = 3
+
+ } PFR_LogFlags;
+
+
+ typedef enum PFR_LineJoinFlags_
+ {
+ PFR_LINE_JOIN_MITER = 0,
+ PFR_LINE_JOIN_ROUND = 1,
+ PFR_LINE_JOIN_BEVEL = 2
+
+ } PFR_LineJoinFlags;
+
+
+ /************************************************************************/
+
+ typedef enum PFR_BitmapFlags_
+ {
+ PFR_BITMAP_3BYTE_OFFSET = 4,
+ PFR_BITMAP_2BYTE_SIZE = 2,
+ PFR_BITMAP_2BYTE_CHARCODE = 1
+
+ } PFR_BitmapFlags;
+
+
+ typedef struct PFR_BitmapCharRec_
+ {
+ FT_UInt char_code;
+ FT_UInt gps_size;
+ FT_UInt32 gps_offset;
+
+ } PFR_BitmapCharRec, *PFR_BitmapChar;
+
+
+ typedef enum PFR_StrikeFlags_
+ {
+ PFR_STRIKE_2BYTE_COUNT = 0x10,
+ PFR_STRIKE_3BYTE_OFFSET = 0x08,
+ PFR_STRIKE_3BYTE_SIZE = 0x04,
+ PFR_STRIKE_2BYTE_YPPM = 0x02,
+ PFR_STRIKE_2BYTE_XPPM = 0x01
+
+ } PFR_StrikeFlags;
+
+
+ typedef struct PFR_StrikeRec_
+ {
+ FT_UInt x_ppm;
+ FT_UInt y_ppm;
+ FT_UInt flags;
+
+ FT_UInt32 gps_size;
+ FT_UInt32 gps_offset;
+
+ FT_UInt32 bct_size;
+ FT_UInt32 bct_offset;
+
+ /* optional */
+ FT_UInt num_bitmaps;
+ PFR_BitmapChar bitmaps;
+
+ } PFR_StrikeRec, *PFR_Strike;
+
+
+ /************************************************************************/
+
+ typedef struct PFR_CharRec_
+ {
+ FT_UInt char_code;
+ FT_Int advance;
+ FT_UInt gps_size;
+ FT_UInt32 gps_offset;
+
+ } PFR_CharRec, *PFR_Char;
+
+
+ /************************************************************************/
+
+ typedef struct PFR_DimensionRec_
+ {
+ FT_UInt standard;
+ FT_UInt num_stem_snaps;
+ FT_Int* stem_snaps;
+
+ } PFR_DimensionRec, *PFR_Dimension;
+
+ /************************************************************************/
+
+ typedef struct PFR_KernItemRec_* PFR_KernItem;
+
+ typedef struct PFR_KernItemRec_
+ {
+ PFR_KernItem next;
+ FT_Byte pair_count;
+ FT_Byte flags;
+ FT_Short base_adj;
+ FT_UInt pair_size;
+ FT_Offset offset;
+ FT_UInt32 pair1;
+ FT_UInt32 pair2;
+
+ } PFR_KernItemRec;
+
+
+#define PFR_KERN_INDEX( g1, g2 ) \
+ ( ( (FT_UInt32)(g1) << 16 ) | (FT_UInt16)(g2) )
+
+#define PFR_KERN_PAIR_INDEX( pair ) \
+ PFR_KERN_INDEX( (pair)->glyph1, (pair)->glyph2 )
+
+#define PFR_NEXT_KPAIR( p ) ( p += 2, \
+ ( (FT_UInt32)p[-2] << 16 ) | p[-1] )
+
+
+ /************************************************************************/
+
+ typedef struct PFR_PhyFontRec_
+ {
+ FT_Memory memory;
+ FT_UInt32 offset;
+
+ FT_UInt font_ref_number;
+ FT_UInt outline_resolution;
+ FT_UInt metrics_resolution;
+ FT_BBox bbox;
+ FT_UInt flags;
+ FT_UInt standard_advance;
+
+ FT_Int ascent; /* optional, bbox.yMax if not present */
+ FT_Int descent; /* optional, bbox.yMin if not present */
+ FT_Int leading; /* optional, 0 if not present */
+
+ PFR_DimensionRec horizontal;
+ PFR_DimensionRec vertical;
+
+ FT_String* font_id;
+ FT_String* family_name;
+ FT_String* style_name;
+
+ FT_UInt num_strikes;
+ FT_UInt max_strikes;
+ PFR_StrikeRec* strikes;
+
+ FT_UInt num_blue_values;
+ FT_Int *blue_values;
+ FT_UInt blue_fuzz;
+ FT_UInt blue_scale;
+
+ FT_UInt num_chars;
+ FT_Offset chars_offset;
+ PFR_Char chars;
+
+ FT_UInt num_kern_pairs;
+ PFR_KernItem kern_items;
+ PFR_KernItem* kern_items_tail;
+
+ /* not part of the spec, but used during load */
+ FT_Long bct_offset;
+ FT_Byte* cursor;
+
+ } PFR_PhyFontRec, *PFR_PhyFont;
+
+
+ typedef enum PFR_PhyFlags_
+ {
+ PFR_PHY_EXTRA_ITEMS = 0x80,
+ PFR_PHY_3BYTE_GPS_OFFSET = 0x20,
+ PFR_PHY_2BYTE_GPS_SIZE = 0x10,
+ PFR_PHY_ASCII_CODE = 0x08,
+ PFR_PHY_PROPORTIONAL = 0x04,
+ PFR_PHY_2BYTE_CHARCODE = 0x02,
+ PFR_PHY_VERTICAL = 0x01
+
+ } PFR_PhyFlags;
+
+
+ typedef enum PFR_KernFlags_
+ {
+ PFR_KERN_2BYTE_CHAR = 0x01,
+ PFR_KERN_2BYTE_ADJ = 0x02
+
+ } PFR_KernFlags;
+
+
+ /************************************************************************/
+
+ typedef enum PFR_GlyphFlags_
+ {
+ PFR_GLYPH_IS_COMPOUND = 0x80,
+ PFR_GLYPH_EXTRA_ITEMS = 0x08,
+ PFR_GLYPH_1BYTE_XYCOUNT = 0x04,
+ PFR_GLYPH_XCOUNT = 0x02,
+ PFR_GLYPH_YCOUNT = 0x01
+
+ } PFR_GlyphFlags;
+
+
+ /* controlled coordinate */
+ typedef struct PFR_CoordRec_
+ {
+ FT_UInt org;
+ FT_UInt cur;
+
+ } PFR_CoordRec, *PFR_Coord;
+
+
+ typedef struct PFR_SubGlyphRec_
+ {
+ FT_Fixed x_scale;
+ FT_Fixed y_scale;
+ FT_Int x_delta;
+ FT_Int y_delta;
+ FT_UInt32 gps_offset;
+ FT_UInt gps_size;
+
+ } PFR_SubGlyphRec, *PFR_SubGlyph;
+
+
+ typedef enum PFR_SubgGlyphFlags_
+ {
+ PFR_SUBGLYPH_3BYTE_OFFSET = 0x80,
+ PFR_SUBGLYPH_2BYTE_SIZE = 0x40,
+ PFR_SUBGLYPH_YSCALE = 0x20,
+ PFR_SUBGLYPH_XSCALE = 0x10
+
+ } PFR_SubGlyphFlags;
+
+
+ typedef struct PFR_GlyphRec_
+ {
+ FT_Byte format;
+
+#if 0
+ FT_UInt num_x_control;
+ FT_UInt num_y_control;
+#endif
+ FT_UInt max_xy_control;
+ FT_Pos* x_control;
+ FT_Pos* y_control;
+
+
+ FT_UInt num_subs;
+ FT_UInt max_subs;
+ PFR_SubGlyphRec* subs;
+
+ FT_GlyphLoader loader;
+ FT_Bool path_begun;
+
+ } PFR_GlyphRec, *PFR_Glyph;
+
+
+FT_END_HEADER
+
+#endif /* __PFRTYPES_H__ */
+
+
+/* END */
--- /dev/null
+#
+# FreeType 2 PFR driver configuration rules
+#
+
+
+# Copyright 2002, 2003 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# pfr driver directory
+#
+PFR_DIR := $(SRC_DIR)/pfr
+
+
+# compilation flags for the driver
+#
+PFR_COMPILE := $(FT_COMPILE) $I$(subst /,$(COMPILER_SEP),$(PFR_DIR))
+
+
+# pfr driver sources (i.e., C files)
+#
+PFR_DRV_SRC := $(PFR_DIR)/pfrload.c \
+ $(PFR_DIR)/pfrgload.c \
+ $(PFR_DIR)/pfrcmap.c \
+ $(PFR_DIR)/pfrdrivr.c \
+ $(PFR_DIR)/pfrsbit.c \
+ $(PFR_DIR)/pfrobjs.c
+
+# pfr driver headers
+#
+PFR_DRV_H := $(PFR_DRV_SRC:%.c=%.h) \
+ $(PFR_DIR)/pfrerror.h \
+ $(PFR_DIR)/pfrtypes.h
+
+
+# Pfr driver object(s)
+#
+# PFR_DRV_OBJ_M is used during `multi' builds
+# PFR_DRV_OBJ_S is used during `single' builds
+#
+PFR_DRV_OBJ_M := $(PFR_DRV_SRC:$(PFR_DIR)/%.c=$(OBJ_DIR)/%.$O)
+PFR_DRV_OBJ_S := $(OBJ_DIR)/pfr.$O
+
+# pfr driver source file for single build
+#
+PFR_DRV_SRC_S := $(PFR_DIR)/pfr.c
+
+
+# pfr driver - single object
+#
+$(PFR_DRV_OBJ_S): $(PFR_DRV_SRC_S) $(PFR_DRV_SRC) $(FREETYPE_H) $(PFR_DRV_H)
+ $(PFR_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $(PFR_DRV_SRC_S))
+
+
+# pfr driver - multiple objects
+#
+$(OBJ_DIR)/%.$O: $(PFR_DIR)/%.c $(FREETYPE_H) $(PFR_DRV_H)
+ $(PFR_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $<)
+
+
+# update main driver object lists
+#
+DRV_OBJS_S += $(PFR_DRV_OBJ_S)
+DRV_OBJS_M += $(PFR_DRV_OBJ_M)
+
+
+# EOF
--- /dev/null
+# FreeType 2 src/psaux Jamfile
+#
+# Copyright 2001, 2002 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+SubDir FT2_TOP $(FT2_SRC_DIR) psaux ;
+
+{
+ local _sources ;
+
+ if $(FT2_MULTI)
+ {
+ _sources = psauxmod psobjs t1decode t1cmap
+ psconv afmparse
+ ;
+ }
+ else
+ {
+ _sources = psaux ;
+ }
+
+ Library $(FT2_LIB) : $(_sources).c ;
+}
+
+# end of src/psaux Jamfile
--- /dev/null
+/***************************************************************************/
+/* */
+/* afmparse.c */
+/* */
+/* AFM parser (body). */
+/* */
+/* Copyright 2006-2010, 2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+#include FT_INTERNAL_POSTSCRIPT_AUX_H
+
+#include "afmparse.h"
+#include "psconv.h"
+
+#include "psauxerr.h"
+
+
+/***************************************************************************/
+/* */
+/* AFM_Stream */
+/* */
+/* The use of AFM_Stream is largely inspired by parseAFM.[ch] from t1lib. */
+/* */
+/* */
+
+ enum
+ {
+ AFM_STREAM_STATUS_NORMAL,
+ AFM_STREAM_STATUS_EOC,
+ AFM_STREAM_STATUS_EOL,
+ AFM_STREAM_STATUS_EOF
+ };
+
+
+ typedef struct AFM_StreamRec_
+ {
+ FT_Byte* cursor;
+ FT_Byte* base;
+ FT_Byte* limit;
+
+ FT_Int status;
+
+ } AFM_StreamRec;
+
+
+#ifndef EOF
+#define EOF -1
+#endif
+
+
+ /* this works because empty lines are ignored */
+#define AFM_IS_NEWLINE( ch ) ( (ch) == '\r' || (ch) == '\n' )
+
+#define AFM_IS_EOF( ch ) ( (ch) == EOF || (ch) == '\x1a' )
+#define AFM_IS_SPACE( ch ) ( (ch) == ' ' || (ch) == '\t' )
+
+ /* column separator; there is no `column' in the spec actually */
+#define AFM_IS_SEP( ch ) ( (ch) == ';' )
+
+#define AFM_GETC() \
+ ( ( (stream)->cursor < (stream)->limit ) ? *(stream)->cursor++ \
+ : EOF )
+
+#define AFM_STREAM_KEY_BEGIN( stream ) \
+ (char*)( (stream)->cursor - 1 )
+
+#define AFM_STREAM_KEY_LEN( stream, key ) \
+ ( (char*)(stream)->cursor - key - 1 )
+
+#define AFM_STATUS_EOC( stream ) \
+ ( (stream)->status >= AFM_STREAM_STATUS_EOC )
+
+#define AFM_STATUS_EOL( stream ) \
+ ( (stream)->status >= AFM_STREAM_STATUS_EOL )
+
+#define AFM_STATUS_EOF( stream ) \
+ ( (stream)->status >= AFM_STREAM_STATUS_EOF )
+
+
+ static int
+ afm_stream_skip_spaces( AFM_Stream stream )
+ {
+ int ch = 0; /* make stupid compiler happy */
+
+
+ if ( AFM_STATUS_EOC( stream ) )
+ return ';';
+
+ while ( 1 )
+ {
+ ch = AFM_GETC();
+ if ( !AFM_IS_SPACE( ch ) )
+ break;
+ }
+
+ if ( AFM_IS_NEWLINE( ch ) )
+ stream->status = AFM_STREAM_STATUS_EOL;
+ else if ( AFM_IS_SEP( ch ) )
+ stream->status = AFM_STREAM_STATUS_EOC;
+ else if ( AFM_IS_EOF( ch ) )
+ stream->status = AFM_STREAM_STATUS_EOF;
+
+ return ch;
+ }
+
+
+ /* read a key or value in current column */
+ static char*
+ afm_stream_read_one( AFM_Stream stream )
+ {
+ char* str;
+ int ch;
+
+
+ afm_stream_skip_spaces( stream );
+ if ( AFM_STATUS_EOC( stream ) )
+ return NULL;
+
+ str = AFM_STREAM_KEY_BEGIN( stream );
+
+ while ( 1 )
+ {
+ ch = AFM_GETC();
+ if ( AFM_IS_SPACE( ch ) )
+ break;
+ else if ( AFM_IS_NEWLINE( ch ) )
+ {
+ stream->status = AFM_STREAM_STATUS_EOL;
+ break;
+ }
+ else if ( AFM_IS_SEP( ch ) )
+ {
+ stream->status = AFM_STREAM_STATUS_EOC;
+ break;
+ }
+ else if ( AFM_IS_EOF( ch ) )
+ {
+ stream->status = AFM_STREAM_STATUS_EOF;
+ break;
+ }
+ }
+
+ return str;
+ }
+
+
+ /* read a string (i.e., read to EOL) */
+ static char*
+ afm_stream_read_string( AFM_Stream stream )
+ {
+ char* str;
+ int ch;
+
+
+ afm_stream_skip_spaces( stream );
+ if ( AFM_STATUS_EOL( stream ) )
+ return NULL;
+
+ str = AFM_STREAM_KEY_BEGIN( stream );
+
+ /* scan to eol */
+ while ( 1 )
+ {
+ ch = AFM_GETC();
+ if ( AFM_IS_NEWLINE( ch ) )
+ {
+ stream->status = AFM_STREAM_STATUS_EOL;
+ break;
+ }
+ else if ( AFM_IS_EOF( ch ) )
+ {
+ stream->status = AFM_STREAM_STATUS_EOF;
+ break;
+ }
+ }
+
+ return str;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* AFM_Parser */
+ /* */
+ /* */
+
+ /* all keys defined in Ch. 7-10 of 5004.AFM_Spec.pdf */
+ typedef enum AFM_Token_
+ {
+ AFM_TOKEN_ASCENDER,
+ AFM_TOKEN_AXISLABEL,
+ AFM_TOKEN_AXISTYPE,
+ AFM_TOKEN_B,
+ AFM_TOKEN_BLENDAXISTYPES,
+ AFM_TOKEN_BLENDDESIGNMAP,
+ AFM_TOKEN_BLENDDESIGNPOSITIONS,
+ AFM_TOKEN_C,
+ AFM_TOKEN_CC,
+ AFM_TOKEN_CH,
+ AFM_TOKEN_CAPHEIGHT,
+ AFM_TOKEN_CHARWIDTH,
+ AFM_TOKEN_CHARACTERSET,
+ AFM_TOKEN_CHARACTERS,
+ AFM_TOKEN_DESCENDER,
+ AFM_TOKEN_ENCODINGSCHEME,
+ AFM_TOKEN_ENDAXIS,
+ AFM_TOKEN_ENDCHARMETRICS,
+ AFM_TOKEN_ENDCOMPOSITES,
+ AFM_TOKEN_ENDDIRECTION,
+ AFM_TOKEN_ENDFONTMETRICS,
+ AFM_TOKEN_ENDKERNDATA,
+ AFM_TOKEN_ENDKERNPAIRS,
+ AFM_TOKEN_ENDTRACKKERN,
+ AFM_TOKEN_ESCCHAR,
+ AFM_TOKEN_FAMILYNAME,
+ AFM_TOKEN_FONTBBOX,
+ AFM_TOKEN_FONTNAME,
+ AFM_TOKEN_FULLNAME,
+ AFM_TOKEN_ISBASEFONT,
+ AFM_TOKEN_ISCIDFONT,
+ AFM_TOKEN_ISFIXEDPITCH,
+ AFM_TOKEN_ISFIXEDV,
+ AFM_TOKEN_ITALICANGLE,
+ AFM_TOKEN_KP,
+ AFM_TOKEN_KPH,
+ AFM_TOKEN_KPX,
+ AFM_TOKEN_KPY,
+ AFM_TOKEN_L,
+ AFM_TOKEN_MAPPINGSCHEME,
+ AFM_TOKEN_METRICSSETS,
+ AFM_TOKEN_N,
+ AFM_TOKEN_NOTICE,
+ AFM_TOKEN_PCC,
+ AFM_TOKEN_STARTAXIS,
+ AFM_TOKEN_STARTCHARMETRICS,
+ AFM_TOKEN_STARTCOMPOSITES,
+ AFM_TOKEN_STARTDIRECTION,
+ AFM_TOKEN_STARTFONTMETRICS,
+ AFM_TOKEN_STARTKERNDATA,
+ AFM_TOKEN_STARTKERNPAIRS,
+ AFM_TOKEN_STARTKERNPAIRS0,
+ AFM_TOKEN_STARTKERNPAIRS1,
+ AFM_TOKEN_STARTTRACKKERN,
+ AFM_TOKEN_STDHW,
+ AFM_TOKEN_STDVW,
+ AFM_TOKEN_TRACKKERN,
+ AFM_TOKEN_UNDERLINEPOSITION,
+ AFM_TOKEN_UNDERLINETHICKNESS,
+ AFM_TOKEN_VV,
+ AFM_TOKEN_VVECTOR,
+ AFM_TOKEN_VERSION,
+ AFM_TOKEN_W,
+ AFM_TOKEN_W0,
+ AFM_TOKEN_W0X,
+ AFM_TOKEN_W0Y,
+ AFM_TOKEN_W1,
+ AFM_TOKEN_W1X,
+ AFM_TOKEN_W1Y,
+ AFM_TOKEN_WX,
+ AFM_TOKEN_WY,
+ AFM_TOKEN_WEIGHT,
+ AFM_TOKEN_WEIGHTVECTOR,
+ AFM_TOKEN_XHEIGHT,
+ N_AFM_TOKENS,
+ AFM_TOKEN_UNKNOWN
+
+ } AFM_Token;
+
+
+ static const char* const afm_key_table[N_AFM_TOKENS] =
+ {
+ "Ascender",
+ "AxisLabel",
+ "AxisType",
+ "B",
+ "BlendAxisTypes",
+ "BlendDesignMap",
+ "BlendDesignPositions",
+ "C",
+ "CC",
+ "CH",
+ "CapHeight",
+ "CharWidth",
+ "CharacterSet",
+ "Characters",
+ "Descender",
+ "EncodingScheme",
+ "EndAxis",
+ "EndCharMetrics",
+ "EndComposites",
+ "EndDirection",
+ "EndFontMetrics",
+ "EndKernData",
+ "EndKernPairs",
+ "EndTrackKern",
+ "EscChar",
+ "FamilyName",
+ "FontBBox",
+ "FontName",
+ "FullName",
+ "IsBaseFont",
+ "IsCIDFont",
+ "IsFixedPitch",
+ "IsFixedV",
+ "ItalicAngle",
+ "KP",
+ "KPH",
+ "KPX",
+ "KPY",
+ "L",
+ "MappingScheme",
+ "MetricsSets",
+ "N",
+ "Notice",
+ "PCC",
+ "StartAxis",
+ "StartCharMetrics",
+ "StartComposites",
+ "StartDirection",
+ "StartFontMetrics",
+ "StartKernData",
+ "StartKernPairs",
+ "StartKernPairs0",
+ "StartKernPairs1",
+ "StartTrackKern",
+ "StdHW",
+ "StdVW",
+ "TrackKern",
+ "UnderlinePosition",
+ "UnderlineThickness",
+ "VV",
+ "VVector",
+ "Version",
+ "W",
+ "W0",
+ "W0X",
+ "W0Y",
+ "W1",
+ "W1X",
+ "W1Y",
+ "WX",
+ "WY",
+ "Weight",
+ "WeightVector",
+ "XHeight"
+ };
+
+
+ /*
+ * `afm_parser_read_vals' and `afm_parser_next_key' provide
+ * high-level operations to an AFM_Stream. The rest of the
+ * parser functions should use them without accessing the
+ * AFM_Stream directly.
+ */
+
+ FT_LOCAL_DEF( FT_Int )
+ afm_parser_read_vals( AFM_Parser parser,
+ AFM_Value vals,
+ FT_UInt n )
+ {
+ AFM_Stream stream = parser->stream;
+ char* str;
+ FT_UInt i;
+
+
+ if ( n > AFM_MAX_ARGUMENTS )
+ return 0;
+
+ for ( i = 0; i < n; i++ )
+ {
+ FT_Offset len;
+ AFM_Value val = vals + i;
+
+
+ if ( val->type == AFM_VALUE_TYPE_STRING )
+ str = afm_stream_read_string( stream );
+ else
+ str = afm_stream_read_one( stream );
+
+ if ( !str )
+ break;
+
+ len = AFM_STREAM_KEY_LEN( stream, str );
+
+ switch ( val->type )
+ {
+ case AFM_VALUE_TYPE_STRING:
+ case AFM_VALUE_TYPE_NAME:
+ {
+ FT_Memory memory = parser->memory;
+ FT_Error error;
+
+
+ if ( !FT_QALLOC( val->u.s, len + 1 ) )
+ {
+ ft_memcpy( val->u.s, str, len );
+ val->u.s[len] = '\0';
+ }
+ }
+ break;
+
+ case AFM_VALUE_TYPE_FIXED:
+ val->u.f = PS_Conv_ToFixed( (FT_Byte**)(void*)&str,
+ (FT_Byte*)str + len, 0 );
+ break;
+
+ case AFM_VALUE_TYPE_INTEGER:
+ val->u.i = PS_Conv_ToInt( (FT_Byte**)(void*)&str,
+ (FT_Byte*)str + len );
+ break;
+
+ case AFM_VALUE_TYPE_BOOL:
+ val->u.b = FT_BOOL( len == 4 &&
+ !ft_strncmp( str, "true", 4 ) );
+ break;
+
+ case AFM_VALUE_TYPE_INDEX:
+ if ( parser->get_index )
+ val->u.i = parser->get_index( str, len, parser->user_data );
+ else
+ val->u.i = 0;
+ break;
+ }
+ }
+
+ return i;
+ }
+
+
+ FT_LOCAL_DEF( char* )
+ afm_parser_next_key( AFM_Parser parser,
+ FT_Bool line,
+ FT_Offset* len )
+ {
+ AFM_Stream stream = parser->stream;
+ char* key = 0; /* make stupid compiler happy */
+
+
+ if ( line )
+ {
+ while ( 1 )
+ {
+ /* skip current line */
+ if ( !AFM_STATUS_EOL( stream ) )
+ afm_stream_read_string( stream );
+
+ stream->status = AFM_STREAM_STATUS_NORMAL;
+ key = afm_stream_read_one( stream );
+
+ /* skip empty line */
+ if ( !key &&
+ !AFM_STATUS_EOF( stream ) &&
+ AFM_STATUS_EOL( stream ) )
+ continue;
+
+ break;
+ }
+ }
+ else
+ {
+ while ( 1 )
+ {
+ /* skip current column */
+ while ( !AFM_STATUS_EOC( stream ) )
+ afm_stream_read_one( stream );
+
+ stream->status = AFM_STREAM_STATUS_NORMAL;
+ key = afm_stream_read_one( stream );
+
+ /* skip empty column */
+ if ( !key &&
+ !AFM_STATUS_EOF( stream ) &&
+ AFM_STATUS_EOC( stream ) )
+ continue;
+
+ break;
+ }
+ }
+
+ if ( len )
+ *len = ( key ) ? (FT_Offset)AFM_STREAM_KEY_LEN( stream, key )
+ : 0;
+
+ return key;
+ }
+
+
+ static AFM_Token
+ afm_tokenize( const char* key,
+ FT_Offset len )
+ {
+ int n;
+
+
+ for ( n = 0; n < N_AFM_TOKENS; n++ )
+ {
+ if ( *( afm_key_table[n] ) == *key )
+ {
+ for ( ; n < N_AFM_TOKENS; n++ )
+ {
+ if ( *( afm_key_table[n] ) != *key )
+ return AFM_TOKEN_UNKNOWN;
+
+ if ( ft_strncmp( afm_key_table[n], key, len ) == 0 )
+ return (AFM_Token) n;
+ }
+ }
+ }
+
+ return AFM_TOKEN_UNKNOWN;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ afm_parser_init( AFM_Parser parser,
+ FT_Memory memory,
+ FT_Byte* base,
+ FT_Byte* limit )
+ {
+ AFM_Stream stream = NULL;
+ FT_Error error;
+
+
+ if ( FT_NEW( stream ) )
+ return error;
+
+ stream->cursor = stream->base = base;
+ stream->limit = limit;
+
+ /* don't skip the first line during the first call */
+ stream->status = AFM_STREAM_STATUS_EOL;
+
+ parser->memory = memory;
+ parser->stream = stream;
+ parser->FontInfo = NULL;
+ parser->get_index = NULL;
+
+ return PSaux_Err_Ok;
+ }
+
+
+ FT_LOCAL( void )
+ afm_parser_done( AFM_Parser parser )
+ {
+ FT_Memory memory = parser->memory;
+
+
+ FT_FREE( parser->stream );
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ afm_parser_read_int( AFM_Parser parser,
+ FT_Int* aint )
+ {
+ AFM_ValueRec val;
+
+
+ val.type = AFM_VALUE_TYPE_INTEGER;
+
+ if ( afm_parser_read_vals( parser, &val, 1 ) == 1 )
+ {
+ *aint = val.u.i;
+
+ return PSaux_Err_Ok;
+ }
+ else
+ return PSaux_Err_Syntax_Error;
+ }
+
+
+ static FT_Error
+ afm_parse_track_kern( AFM_Parser parser )
+ {
+ AFM_FontInfo fi = parser->FontInfo;
+ AFM_TrackKern tk;
+ char* key;
+ FT_Offset len;
+ int n = -1;
+
+
+ if ( afm_parser_read_int( parser, &fi->NumTrackKern ) )
+ goto Fail;
+
+ if ( fi->NumTrackKern )
+ {
+ FT_Memory memory = parser->memory;
+ FT_Error error;
+
+
+ if ( FT_QNEW_ARRAY( fi->TrackKerns, fi->NumTrackKern ) )
+ return error;
+ }
+
+ while ( ( key = afm_parser_next_key( parser, 1, &len ) ) != 0 )
+ {
+ AFM_ValueRec shared_vals[5];
+
+
+ switch ( afm_tokenize( key, len ) )
+ {
+ case AFM_TOKEN_TRACKKERN:
+ n++;
+
+ if ( n >= fi->NumTrackKern )
+ goto Fail;
+
+ tk = fi->TrackKerns + n;
+
+ shared_vals[0].type = AFM_VALUE_TYPE_INTEGER;
+ shared_vals[1].type = AFM_VALUE_TYPE_FIXED;
+ shared_vals[2].type = AFM_VALUE_TYPE_FIXED;
+ shared_vals[3].type = AFM_VALUE_TYPE_FIXED;
+ shared_vals[4].type = AFM_VALUE_TYPE_FIXED;
+ if ( afm_parser_read_vals( parser, shared_vals, 5 ) != 5 )
+ goto Fail;
+
+ tk->degree = shared_vals[0].u.i;
+ tk->min_ptsize = shared_vals[1].u.f;
+ tk->min_kern = shared_vals[2].u.f;
+ tk->max_ptsize = shared_vals[3].u.f;
+ tk->max_kern = shared_vals[4].u.f;
+
+ break;
+
+ case AFM_TOKEN_ENDTRACKKERN:
+ case AFM_TOKEN_ENDKERNDATA:
+ case AFM_TOKEN_ENDFONTMETRICS:
+ fi->NumTrackKern = n + 1;
+ return PSaux_Err_Ok;
+
+ case AFM_TOKEN_UNKNOWN:
+ break;
+
+ default:
+ goto Fail;
+ }
+ }
+
+ Fail:
+ return PSaux_Err_Syntax_Error;
+ }
+
+
+#undef KERN_INDEX
+#define KERN_INDEX( g1, g2 ) ( ( (FT_ULong)g1 << 16 ) | g2 )
+
+
+ /* compare two kerning pairs */
+ FT_CALLBACK_DEF( int )
+ afm_compare_kern_pairs( const void* a,
+ const void* b )
+ {
+ AFM_KernPair kp1 = (AFM_KernPair)a;
+ AFM_KernPair kp2 = (AFM_KernPair)b;
+
+ FT_ULong index1 = KERN_INDEX( kp1->index1, kp1->index2 );
+ FT_ULong index2 = KERN_INDEX( kp2->index1, kp2->index2 );
+
+
+ if ( index1 > index2 )
+ return 1;
+ else if ( index1 < index2 )
+ return -1;
+ else
+ return 0;
+ }
+
+
+ static FT_Error
+ afm_parse_kern_pairs( AFM_Parser parser )
+ {
+ AFM_FontInfo fi = parser->FontInfo;
+ AFM_KernPair kp;
+ char* key;
+ FT_Offset len;
+ int n = -1;
+
+
+ if ( afm_parser_read_int( parser, &fi->NumKernPair ) )
+ goto Fail;
+
+ if ( fi->NumKernPair )
+ {
+ FT_Memory memory = parser->memory;
+ FT_Error error;
+
+
+ if ( FT_QNEW_ARRAY( fi->KernPairs, fi->NumKernPair ) )
+ return error;
+ }
+
+ while ( ( key = afm_parser_next_key( parser, 1, &len ) ) != 0 )
+ {
+ AFM_Token token = afm_tokenize( key, len );
+
+
+ switch ( token )
+ {
+ case AFM_TOKEN_KP:
+ case AFM_TOKEN_KPX:
+ case AFM_TOKEN_KPY:
+ {
+ FT_Int r;
+ AFM_ValueRec shared_vals[4];
+
+
+ n++;
+
+ if ( n >= fi->NumKernPair )
+ goto Fail;
+
+ kp = fi->KernPairs + n;
+
+ shared_vals[0].type = AFM_VALUE_TYPE_INDEX;
+ shared_vals[1].type = AFM_VALUE_TYPE_INDEX;
+ shared_vals[2].type = AFM_VALUE_TYPE_INTEGER;
+ shared_vals[3].type = AFM_VALUE_TYPE_INTEGER;
+ r = afm_parser_read_vals( parser, shared_vals, 4 );
+ if ( r < 3 )
+ goto Fail;
+
+ kp->index1 = shared_vals[0].u.i;
+ kp->index2 = shared_vals[1].u.i;
+ if ( token == AFM_TOKEN_KPY )
+ {
+ kp->x = 0;
+ kp->y = shared_vals[2].u.i;
+ }
+ else
+ {
+ kp->x = shared_vals[2].u.i;
+ kp->y = ( token == AFM_TOKEN_KP && r == 4 )
+ ? shared_vals[3].u.i : 0;
+ }
+ }
+ break;
+
+ case AFM_TOKEN_ENDKERNPAIRS:
+ case AFM_TOKEN_ENDKERNDATA:
+ case AFM_TOKEN_ENDFONTMETRICS:
+ fi->NumKernPair = n + 1;
+ ft_qsort( fi->KernPairs, fi->NumKernPair,
+ sizeof ( AFM_KernPairRec ),
+ afm_compare_kern_pairs );
+ return PSaux_Err_Ok;
+
+ case AFM_TOKEN_UNKNOWN:
+ break;
+
+ default:
+ goto Fail;
+ }
+ }
+
+ Fail:
+ return PSaux_Err_Syntax_Error;
+ }
+
+
+ static FT_Error
+ afm_parse_kern_data( AFM_Parser parser )
+ {
+ FT_Error error;
+ char* key;
+ FT_Offset len;
+
+
+ while ( ( key = afm_parser_next_key( parser, 1, &len ) ) != 0 )
+ {
+ switch ( afm_tokenize( key, len ) )
+ {
+ case AFM_TOKEN_STARTTRACKKERN:
+ error = afm_parse_track_kern( parser );
+ if ( error )
+ return error;
+ break;
+
+ case AFM_TOKEN_STARTKERNPAIRS:
+ case AFM_TOKEN_STARTKERNPAIRS0:
+ error = afm_parse_kern_pairs( parser );
+ if ( error )
+ return error;
+ break;
+
+ case AFM_TOKEN_ENDKERNDATA:
+ case AFM_TOKEN_ENDFONTMETRICS:
+ return PSaux_Err_Ok;
+
+ case AFM_TOKEN_UNKNOWN:
+ break;
+
+ default:
+ goto Fail;
+ }
+ }
+
+ Fail:
+ return PSaux_Err_Syntax_Error;
+ }
+
+
+ static FT_Error
+ afm_parser_skip_section( AFM_Parser parser,
+ FT_UInt n,
+ AFM_Token end_section )
+ {
+ char* key;
+ FT_Offset len;
+
+
+ while ( n-- > 0 )
+ {
+ key = afm_parser_next_key( parser, 1, NULL );
+ if ( !key )
+ goto Fail;
+ }
+
+ while ( ( key = afm_parser_next_key( parser, 1, &len ) ) != 0 )
+ {
+ AFM_Token token = afm_tokenize( key, len );
+
+
+ if ( token == end_section || token == AFM_TOKEN_ENDFONTMETRICS )
+ return PSaux_Err_Ok;
+ }
+
+ Fail:
+ return PSaux_Err_Syntax_Error;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ afm_parser_parse( AFM_Parser parser )
+ {
+ FT_Memory memory = parser->memory;
+ AFM_FontInfo fi = parser->FontInfo;
+ FT_Error error = PSaux_Err_Syntax_Error;
+ char* key;
+ FT_Offset len;
+ FT_Int metrics_sets = 0;
+
+
+ if ( !fi )
+ return PSaux_Err_Invalid_Argument;
+
+ key = afm_parser_next_key( parser, 1, &len );
+ if ( !key || len != 16 ||
+ ft_strncmp( key, "StartFontMetrics", 16 ) != 0 )
+ return PSaux_Err_Unknown_File_Format;
+
+ while ( ( key = afm_parser_next_key( parser, 1, &len ) ) != 0 )
+ {
+ AFM_ValueRec shared_vals[4];
+
+
+ switch ( afm_tokenize( key, len ) )
+ {
+ case AFM_TOKEN_METRICSSETS:
+ if ( afm_parser_read_int( parser, &metrics_sets ) )
+ goto Fail;
+
+ if ( metrics_sets != 0 && metrics_sets != 2 )
+ {
+ error = PSaux_Err_Unimplemented_Feature;
+
+ goto Fail;
+ }
+ break;
+
+ case AFM_TOKEN_ISCIDFONT:
+ shared_vals[0].type = AFM_VALUE_TYPE_BOOL;
+ if ( afm_parser_read_vals( parser, shared_vals, 1 ) != 1 )
+ goto Fail;
+
+ fi->IsCIDFont = shared_vals[0].u.b;
+ break;
+
+ case AFM_TOKEN_FONTBBOX:
+ shared_vals[0].type = AFM_VALUE_TYPE_FIXED;
+ shared_vals[1].type = AFM_VALUE_TYPE_FIXED;
+ shared_vals[2].type = AFM_VALUE_TYPE_FIXED;
+ shared_vals[3].type = AFM_VALUE_TYPE_FIXED;
+ if ( afm_parser_read_vals( parser, shared_vals, 4 ) != 4 )
+ goto Fail;
+
+ fi->FontBBox.xMin = shared_vals[0].u.f;
+ fi->FontBBox.yMin = shared_vals[1].u.f;
+ fi->FontBBox.xMax = shared_vals[2].u.f;
+ fi->FontBBox.yMax = shared_vals[3].u.f;
+ break;
+
+ case AFM_TOKEN_ASCENDER:
+ shared_vals[0].type = AFM_VALUE_TYPE_FIXED;
+ if ( afm_parser_read_vals( parser, shared_vals, 1 ) != 1 )
+ goto Fail;
+
+ fi->Ascender = shared_vals[0].u.f;
+ break;
+
+ case AFM_TOKEN_DESCENDER:
+ shared_vals[0].type = AFM_VALUE_TYPE_FIXED;
+ if ( afm_parser_read_vals( parser, shared_vals, 1 ) != 1 )
+ goto Fail;
+
+ fi->Descender = shared_vals[0].u.f;
+ break;
+
+ case AFM_TOKEN_STARTCHARMETRICS:
+ {
+ FT_Int n = 0;
+
+
+ if ( afm_parser_read_int( parser, &n ) )
+ goto Fail;
+
+ error = afm_parser_skip_section( parser, n,
+ AFM_TOKEN_ENDCHARMETRICS );
+ if ( error )
+ return error;
+ }
+ break;
+
+ case AFM_TOKEN_STARTKERNDATA:
+ error = afm_parse_kern_data( parser );
+ if ( error )
+ goto Fail;
+ /* fall through since we only support kern data */
+
+ case AFM_TOKEN_ENDFONTMETRICS:
+ return PSaux_Err_Ok;
+
+ default:
+ break;
+ }
+ }
+
+ Fail:
+ FT_FREE( fi->TrackKerns );
+ fi->NumTrackKern = 0;
+
+ FT_FREE( fi->KernPairs );
+ fi->NumKernPair = 0;
+
+ fi->IsCIDFont = 0;
+
+ return error;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* afmparse.h */
+/* */
+/* AFM parser (specification). */
+/* */
+/* Copyright 2006 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __AFMPARSE_H__
+#define __AFMPARSE_H__
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_POSTSCRIPT_AUX_H
+
+
+FT_BEGIN_HEADER
+
+
+ FT_LOCAL( FT_Error )
+ afm_parser_init( AFM_Parser parser,
+ FT_Memory memory,
+ FT_Byte* base,
+ FT_Byte* limit );
+
+
+ FT_LOCAL( void )
+ afm_parser_done( AFM_Parser parser );
+
+
+ FT_LOCAL( FT_Error )
+ afm_parser_parse( AFM_Parser parser );
+
+
+ enum AFM_ValueType_
+ {
+ AFM_VALUE_TYPE_STRING,
+ AFM_VALUE_TYPE_NAME,
+ AFM_VALUE_TYPE_FIXED, /* real number */
+ AFM_VALUE_TYPE_INTEGER,
+ AFM_VALUE_TYPE_BOOL,
+ AFM_VALUE_TYPE_INDEX /* glyph index */
+ };
+
+
+ typedef struct AFM_ValueRec_
+ {
+ enum AFM_ValueType_ type;
+ union
+ {
+ char* s;
+ FT_Fixed f;
+ FT_Int i;
+ FT_Bool b;
+
+ } u;
+
+ } AFM_ValueRec, *AFM_Value;
+
+#define AFM_MAX_ARGUMENTS 5
+
+ FT_LOCAL( FT_Int )
+ afm_parser_read_vals( AFM_Parser parser,
+ AFM_Value vals,
+ FT_UInt n );
+
+ /* read the next key from the next line or column */
+ FT_LOCAL( char* )
+ afm_parser_next_key( AFM_Parser parser,
+ FT_Bool line,
+ FT_Offset* len );
+
+FT_END_HEADER
+
+#endif /* __AFMPARSE_H__ */
+
+
+/* END */
--- /dev/null
+#
+# FreeType 2 PSaux module definition
+#
+
+
+# Copyright 1996-2000, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+FTMODULE_H_COMMANDS += PSAUX_MODULE
+
+define PSAUX_MODULE
+$(OPEN_DRIVER) FT_Module_Class, psaux_module_class $(CLOSE_DRIVER)
+$(ECHO_DRIVER)psaux $(ECHO_DRIVER_DESC)Postscript Type 1 & Type 2 helper module$(ECHO_DRIVER_DONE)
+endef
+
+# EOF
--- /dev/null
+/***************************************************************************/
+/* */
+/* psaux.c */
+/* */
+/* FreeType auxiliary PostScript driver component (body only). */
+/* */
+/* Copyright 1996-2001, 2002, 2006 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#define FT_MAKE_OPTION_SINGLE_OBJECT
+
+#include <ft2build.h>
+#include "psobjs.c"
+#include "psauxmod.c"
+#include "t1decode.c"
+#include "t1cmap.c"
+
+#ifndef T1_CONFIG_OPTION_NO_AFM
+#include "afmparse.c"
+#endif
+
+#include "psconv.c"
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* psauxerr.h */
+/* */
+/* PS auxiliary module error codes (specification only). */
+/* */
+/* Copyright 2001, 2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This file is used to define the PS auxiliary module error enumeration */
+ /* constants. */
+ /* */
+ /*************************************************************************/
+
+#ifndef __PSAUXERR_H__
+#define __PSAUXERR_H__
+
+#include FT_MODULE_ERRORS_H
+
+#undef __FTERRORS_H__
+
+#undef FT_ERR_PREFIX
+#define FT_ERR_PREFIX PSaux_Err_
+#define FT_ERR_BASE FT_Mod_Err_PSaux
+
+#include FT_ERRORS_H
+
+#endif /* __PSAUXERR_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* psauxmod.c */
+/* */
+/* FreeType auxiliary PostScript module implementation (body). */
+/* */
+/* Copyright 2000-2001, 2002, 2003, 2006 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include "psauxmod.h"
+#include "psobjs.h"
+#include "t1decode.h"
+#include "t1cmap.h"
+
+#ifndef T1_CONFIG_OPTION_NO_AFM
+#include "afmparse.h"
+#endif
+
+
+ FT_CALLBACK_TABLE_DEF
+ const PS_Table_FuncsRec ps_table_funcs =
+ {
+ ps_table_new,
+ ps_table_done,
+ ps_table_add,
+ ps_table_release
+ };
+
+
+ FT_CALLBACK_TABLE_DEF
+ const PS_Parser_FuncsRec ps_parser_funcs =
+ {
+ ps_parser_init,
+ ps_parser_done,
+ ps_parser_skip_spaces,
+ ps_parser_skip_PS_token,
+ ps_parser_to_int,
+ ps_parser_to_fixed,
+ ps_parser_to_bytes,
+ ps_parser_to_coord_array,
+ ps_parser_to_fixed_array,
+ ps_parser_to_token,
+ ps_parser_to_token_array,
+ ps_parser_load_field,
+ ps_parser_load_field_table
+ };
+
+
+ FT_CALLBACK_TABLE_DEF
+ const T1_Builder_FuncsRec t1_builder_funcs =
+ {
+ t1_builder_init,
+ t1_builder_done,
+ t1_builder_check_points,
+ t1_builder_add_point,
+ t1_builder_add_point1,
+ t1_builder_add_contour,
+ t1_builder_start_point,
+ t1_builder_close_contour
+ };
+
+
+ FT_CALLBACK_TABLE_DEF
+ const T1_Decoder_FuncsRec t1_decoder_funcs =
+ {
+ t1_decoder_init,
+ t1_decoder_done,
+ t1_decoder_parse_charstrings
+ };
+
+
+#ifndef T1_CONFIG_OPTION_NO_AFM
+ FT_CALLBACK_TABLE_DEF
+ const AFM_Parser_FuncsRec afm_parser_funcs =
+ {
+ afm_parser_init,
+ afm_parser_done,
+ afm_parser_parse
+ };
+#endif
+
+
+ FT_CALLBACK_TABLE_DEF
+ const T1_CMap_ClassesRec t1_cmap_classes =
+ {
+ &t1_cmap_standard_class_rec,
+ &t1_cmap_expert_class_rec,
+ &t1_cmap_custom_class_rec,
+ &t1_cmap_unicode_class_rec
+ };
+
+
+ static
+ const PSAux_Interface psaux_interface =
+ {
+ &ps_table_funcs,
+ &ps_parser_funcs,
+ &t1_builder_funcs,
+ &t1_decoder_funcs,
+ t1_decrypt,
+
+ (const T1_CMap_ClassesRec*) &t1_cmap_classes,
+
+#ifndef T1_CONFIG_OPTION_NO_AFM
+ &afm_parser_funcs,
+#else
+ 0,
+#endif
+ };
+
+
+ FT_CALLBACK_TABLE_DEF
+ const FT_Module_Class psaux_module_class =
+ {
+ 0,
+ sizeof ( FT_ModuleRec ),
+ "psaux",
+ 0x20000L,
+ 0x20000L,
+
+ &psaux_interface, /* module-specific interface */
+
+ (FT_Module_Constructor)0,
+ (FT_Module_Destructor) 0,
+ (FT_Module_Requester) 0
+ };
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* psauxmod.h */
+/* */
+/* FreeType auxiliary PostScript module implementation (specification). */
+/* */
+/* Copyright 2000-2001 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __PSAUXMOD_H__
+#define __PSAUXMOD_H__
+
+
+#include <ft2build.h>
+#include FT_MODULE_H
+
+
+FT_BEGIN_HEADER
+
+#ifdef FT_CONFIG_OPTION_PIC
+#error "this module does not support PIC yet"
+#endif
+
+
+ FT_EXPORT_VAR( const FT_Module_Class ) psaux_driver_class;
+
+
+FT_END_HEADER
+
+#endif /* __PSAUXMOD_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* psconv.c */
+/* */
+/* Some convenience conversions (body). */
+/* */
+/* Copyright 2006, 2008, 2009, 2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_POSTSCRIPT_AUX_H
+
+#include "psconv.h"
+#include "psauxerr.h"
+
+
+ /* The following array is used by various functions to quickly convert */
+ /* digits (both decimal and non-decimal) into numbers. */
+
+#if 'A' == 65
+ /* ASCII */
+
+ static const FT_Char ft_char_table[128] =
+ {
+ /* 0x00 */
+ -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, -1, -1, -1, -1, -1, -1,
+ -1, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24,
+ 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, -1, -1, -1, -1, -1,
+ -1, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24,
+ 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, -1, -1, -1, -1, -1,
+ };
+
+ /* no character >= 0x80 can represent a valid number */
+#define OP >=
+
+#endif /* 'A' == 65 */
+
+#if 'A' == 193
+ /* EBCDIC */
+
+ static const FT_Char ft_char_table[128] =
+ {
+ /* 0x80 */
+ -1, 10, 11, 12, 13, 14, 15, 16, 17, 18, -1, -1, -1, -1, -1, -1,
+ -1, 19, 20, 21, 22, 23, 24, 25, 26, 27, -1, -1, -1, -1, -1, -1,
+ -1, -1, 28, 29, 30, 31, 32, 33, 34, 35, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, 10, 11, 12, 13, 14, 15, 16, 17, 18, -1, -1, -1, -1, -1, -1,
+ -1, 19, 20, 21, 22, 23, 24, 25, 26, 27, -1, -1, -1, -1, -1, -1,
+ -1, -1, 28, 29, 30, 31, 32, 33, 34, 35, -1, -1, -1, -1, -1, -1,
+ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, -1, -1, -1, -1, -1, -1,
+ };
+
+ /* no character < 0x80 can represent a valid number */
+#define OP <
+
+#endif /* 'A' == 193 */
+
+
+ FT_LOCAL_DEF( FT_Int )
+ PS_Conv_Strtol( FT_Byte** cursor,
+ FT_Byte* limit,
+ FT_Int base )
+ {
+ FT_Byte* p = *cursor;
+ FT_Int num = 0;
+ FT_Bool sign = 0;
+
+
+ if ( p >= limit || base < 2 || base > 36 )
+ return 0;
+
+ if ( *p == '-' || *p == '+' )
+ {
+ sign = FT_BOOL( *p == '-' );
+
+ p++;
+ if ( p == limit )
+ return 0;
+ }
+
+ for ( ; p < limit; p++ )
+ {
+ FT_Char c;
+
+
+ if ( IS_PS_SPACE( *p ) || *p OP 0x80 )
+ break;
+
+ c = ft_char_table[*p & 0x7f];
+
+ if ( c < 0 || c >= base )
+ break;
+
+ num = num * base + c;
+ }
+
+ if ( sign )
+ num = -num;
+
+ *cursor = p;
+
+ return num;
+ }
+
+
+ FT_LOCAL_DEF( FT_Int )
+ PS_Conv_ToInt( FT_Byte** cursor,
+ FT_Byte* limit )
+
+ {
+ FT_Byte* p;
+ FT_Int num;
+
+
+ num = PS_Conv_Strtol( cursor, limit, 10 );
+ p = *cursor;
+
+ if ( p < limit && *p == '#' )
+ {
+ *cursor = p + 1;
+
+ return PS_Conv_Strtol( cursor, limit, num );
+ }
+ else
+ return num;
+ }
+
+
+ FT_LOCAL_DEF( FT_Fixed )
+ PS_Conv_ToFixed( FT_Byte** cursor,
+ FT_Byte* limit,
+ FT_Int power_ten )
+ {
+ FT_Byte* p = *cursor;
+ FT_Fixed integral;
+ FT_Long decimal = 0, divider = 1;
+ FT_Bool sign = 0;
+
+
+ if ( p >= limit )
+ return 0;
+
+ if ( *p == '-' || *p == '+' )
+ {
+ sign = FT_BOOL( *p == '-' );
+
+ p++;
+ if ( p == limit )
+ return 0;
+ }
+
+ if ( *p != '.' )
+ integral = PS_Conv_ToInt( &p, limit ) << 16;
+ else
+ integral = 0;
+
+ /* read the decimal part */
+ if ( p < limit && *p == '.' )
+ {
+ p++;
+
+ for ( ; p < limit; p++ )
+ {
+ FT_Char c;
+
+
+ if ( IS_PS_SPACE( *p ) || *p OP 0x80 )
+ break;
+
+ c = ft_char_table[*p & 0x7f];
+
+ if ( c < 0 || c >= 10 )
+ break;
+
+ if ( !integral && power_ten > 0 )
+ {
+ power_ten--;
+ decimal = decimal * 10 + c;
+ }
+ else
+ {
+ if ( divider < 10000000L )
+ {
+ decimal = decimal * 10 + c;
+ divider *= 10;
+ }
+ }
+ }
+ }
+
+ /* read exponent, if any */
+ if ( p + 1 < limit && ( *p == 'e' || *p == 'E' ) )
+ {
+ p++;
+ power_ten += PS_Conv_ToInt( &p, limit );
+ }
+
+ while ( power_ten > 0 )
+ {
+ integral *= 10;
+ decimal *= 10;
+ power_ten--;
+ }
+
+ while ( power_ten < 0 )
+ {
+ integral /= 10;
+ divider *= 10;
+ power_ten++;
+ }
+
+ if ( decimal )
+ integral += FT_DivFix( decimal, divider );
+
+ if ( sign )
+ integral = -integral;
+
+ *cursor = p;
+
+ return integral;
+ }
+
+
+#if 0
+ FT_LOCAL_DEF( FT_UInt )
+ PS_Conv_StringDecode( FT_Byte** cursor,
+ FT_Byte* limit,
+ FT_Byte* buffer,
+ FT_Offset n )
+ {
+ FT_Byte* p;
+ FT_UInt r = 0;
+
+
+ for ( p = *cursor; r < n && p < limit; p++ )
+ {
+ FT_Byte b;
+
+
+ if ( *p != '\\' )
+ {
+ buffer[r++] = *p;
+
+ continue;
+ }
+
+ p++;
+
+ switch ( *p )
+ {
+ case 'n':
+ b = '\n';
+ break;
+ case 'r':
+ b = '\r';
+ break;
+ case 't':
+ b = '\t';
+ break;
+ case 'b':
+ b = '\b';
+ break;
+ case 'f':
+ b = '\f';
+ break;
+ case '\r':
+ p++;
+ if ( *p != '\n' )
+ {
+ b = *p;
+
+ break;
+ }
+ /* no break */
+ case '\n':
+ continue;
+ break;
+ default:
+ if ( IS_PS_DIGIT( *p ) )
+ {
+ b = *p - '0';
+
+ p++;
+
+ if ( IS_PS_DIGIT( *p ) )
+ {
+ b = b * 8 + *p - '0';
+
+ p++;
+
+ if ( IS_PS_DIGIT( *p ) )
+ b = b * 8 + *p - '0';
+ else
+ {
+ buffer[r++] = b;
+ b = *p;
+ }
+ }
+ else
+ {
+ buffer[r++] = b;
+ b = *p;
+ }
+ }
+ else
+ b = *p;
+ break;
+ }
+
+ buffer[r++] = b;
+ }
+
+ *cursor = p;
+
+ return r;
+ }
+#endif /* 0 */
+
+
+ FT_LOCAL_DEF( FT_UInt )
+ PS_Conv_ASCIIHexDecode( FT_Byte** cursor,
+ FT_Byte* limit,
+ FT_Byte* buffer,
+ FT_Offset n )
+ {
+ FT_Byte* p;
+ FT_UInt r = 0;
+ FT_UInt w = 0;
+ FT_UInt pad = 0x01;
+
+
+ n *= 2;
+
+#if 1
+
+ p = *cursor;
+
+ if ( p >= limit )
+ return 0;
+
+ if ( n > (FT_UInt)( limit - p ) )
+ n = (FT_UInt)( limit - p );
+
+ /* we try to process two nibbles at a time to be as fast as possible */
+ for ( ; r < n; r++ )
+ {
+ FT_UInt c = p[r];
+
+
+ if ( IS_PS_SPACE( c ) )
+ continue;
+
+ if ( c OP 0x80 )
+ break;
+
+ c = ft_char_table[c & 0x7F];
+ if ( (unsigned)c >= 16 )
+ break;
+
+ pad = ( pad << 4 ) | c;
+ if ( pad & 0x100 )
+ {
+ buffer[w++] = (FT_Byte)pad;
+ pad = 0x01;
+ }
+ }
+
+ if ( pad != 0x01 )
+ buffer[w++] = (FT_Byte)( pad << 4 );
+
+ *cursor = p + r;
+
+ return w;
+
+#else /* 0 */
+
+ for ( r = 0; r < n; r++ )
+ {
+ FT_Char c;
+
+
+ if ( IS_PS_SPACE( *p ) )
+ continue;
+
+ if ( *p OP 0x80 )
+ break;
+
+ c = ft_char_table[*p & 0x7f];
+
+ if ( (unsigned)c >= 16 )
+ break;
+
+ if ( r & 1 )
+ {
+ *buffer = (FT_Byte)(*buffer + c);
+ buffer++;
+ }
+ else
+ *buffer = (FT_Byte)(c << 4);
+
+ r++;
+ }
+
+ *cursor = p;
+
+ return ( r + 1 ) / 2;
+
+#endif /* 0 */
+
+ }
+
+
+ FT_LOCAL_DEF( FT_UInt )
+ PS_Conv_EexecDecode( FT_Byte** cursor,
+ FT_Byte* limit,
+ FT_Byte* buffer,
+ FT_Offset n,
+ FT_UShort* seed )
+ {
+ FT_Byte* p;
+ FT_UInt r;
+ FT_UInt s = *seed;
+
+
+#if 1
+
+ p = *cursor;
+
+ if ( p >= limit )
+ return 0;
+
+ if ( n > (FT_UInt)(limit - p) )
+ n = (FT_UInt)(limit - p);
+
+ for ( r = 0; r < n; r++ )
+ {
+ FT_UInt val = p[r];
+ FT_UInt b = ( val ^ ( s >> 8 ) );
+
+
+ s = ( (val + s)*52845U + 22719 ) & 0xFFFFU;
+ buffer[r] = (FT_Byte) b;
+ }
+
+ *cursor = p + n;
+ *seed = (FT_UShort)s;
+
+#else /* 0 */
+
+ for ( r = 0, p = *cursor; r < n && p < limit; r++, p++ )
+ {
+ FT_Byte b = (FT_Byte)( *p ^ ( s >> 8 ) );
+
+
+ s = (FT_UShort)( ( *p + s ) * 52845U + 22719 );
+ *buffer++ = b;
+ }
+ *cursor = p;
+ *seed = s;
+
+#endif /* 0 */
+
+ return r;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* psconv.h */
+/* */
+/* Some convenience conversions (specification). */
+/* */
+/* Copyright 2006 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __PSCONV_H__
+#define __PSCONV_H__
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_POSTSCRIPT_AUX_H
+
+FT_BEGIN_HEADER
+
+
+ FT_LOCAL( FT_Int )
+ PS_Conv_Strtol( FT_Byte** cursor,
+ FT_Byte* limit,
+ FT_Int base );
+
+
+ FT_LOCAL( FT_Int )
+ PS_Conv_ToInt( FT_Byte** cursor,
+ FT_Byte* limit );
+
+ FT_LOCAL( FT_Fixed )
+ PS_Conv_ToFixed( FT_Byte** cursor,
+ FT_Byte* limit,
+ FT_Int power_ten );
+
+#if 0
+ FT_LOCAL( FT_UInt )
+ PS_Conv_StringDecode( FT_Byte** cursor,
+ FT_Byte* limit,
+ FT_Byte* buffer,
+ FT_Offset n );
+#endif
+
+ FT_LOCAL( FT_UInt )
+ PS_Conv_ASCIIHexDecode( FT_Byte** cursor,
+ FT_Byte* limit,
+ FT_Byte* buffer,
+ FT_Offset n );
+
+ FT_LOCAL( FT_UInt )
+ PS_Conv_EexecDecode( FT_Byte** cursor,
+ FT_Byte* limit,
+ FT_Byte* buffer,
+ FT_Offset n,
+ FT_UShort* seed );
+
+
+FT_END_HEADER
+
+#endif /* __PSCONV_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* psobjs.c */
+/* */
+/* Auxiliary functions for PostScript fonts (body). */
+/* */
+/* Copyright 1996-2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_POSTSCRIPT_AUX_H
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_CALC_H
+
+#include "psobjs.h"
+#include "psconv.h"
+
+#include "psauxerr.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_psobjs
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** PS_TABLE *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* ps_table_new */
+ /* */
+ /* <Description> */
+ /* Initializes a PS_Table. */
+ /* */
+ /* <InOut> */
+ /* table :: The address of the target table. */
+ /* */
+ /* <Input> */
+ /* count :: The table size = the maximum number of elements. */
+ /* */
+ /* memory :: The memory object to use for all subsequent */
+ /* reallocations. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ ps_table_new( PS_Table table,
+ FT_Int count,
+ FT_Memory memory )
+ {
+ FT_Error error;
+
+
+ table->memory = memory;
+ if ( FT_NEW_ARRAY( table->elements, count ) ||
+ FT_NEW_ARRAY( table->lengths, count ) )
+ goto Exit;
+
+ table->max_elems = count;
+ table->init = 0xDEADBEEFUL;
+ table->num_elems = 0;
+ table->block = 0;
+ table->capacity = 0;
+ table->cursor = 0;
+
+ *(PS_Table_FuncsRec*)&table->funcs = ps_table_funcs;
+
+ Exit:
+ if ( error )
+ FT_FREE( table->elements );
+
+ return error;
+ }
+
+
+ static void
+ shift_elements( PS_Table table,
+ FT_Byte* old_base )
+ {
+ FT_PtrDist delta = table->block - old_base;
+ FT_Byte** offset = table->elements;
+ FT_Byte** limit = offset + table->max_elems;
+
+
+ for ( ; offset < limit; offset++ )
+ {
+ if ( offset[0] )
+ offset[0] += delta;
+ }
+ }
+
+
+ static FT_Error
+ reallocate_t1_table( PS_Table table,
+ FT_Long new_size )
+ {
+ FT_Memory memory = table->memory;
+ FT_Byte* old_base = table->block;
+ FT_Error error;
+
+
+ /* allocate new base block */
+ if ( FT_ALLOC( table->block, new_size ) )
+ {
+ table->block = old_base;
+ return error;
+ }
+
+ /* copy elements and shift offsets */
+ if ( old_base )
+ {
+ FT_MEM_COPY( table->block, old_base, table->capacity );
+ shift_elements( table, old_base );
+ FT_FREE( old_base );
+ }
+
+ table->capacity = new_size;
+
+ return PSaux_Err_Ok;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* ps_table_add */
+ /* */
+ /* <Description> */
+ /* Adds an object to a PS_Table, possibly growing its memory block. */
+ /* */
+ /* <InOut> */
+ /* table :: The target table. */
+ /* */
+ /* <Input> */
+ /* idx :: The index of the object in the table. */
+ /* */
+ /* object :: The address of the object to copy in memory. */
+ /* */
+ /* length :: The length in bytes of the source object. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. An error is returned if a */
+ /* reallocation fails. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ ps_table_add( PS_Table table,
+ FT_Int idx,
+ void* object,
+ FT_PtrDist length )
+ {
+ if ( idx < 0 || idx >= table->max_elems )
+ {
+ FT_ERROR(( "ps_table_add: invalid index\n" ));
+ return PSaux_Err_Invalid_Argument;
+ }
+
+ if ( length < 0 )
+ {
+ FT_ERROR(( "ps_table_add: invalid length\n" ));
+ return PSaux_Err_Invalid_Argument;
+ }
+
+ /* grow the base block if needed */
+ if ( table->cursor + length > table->capacity )
+ {
+ FT_Error error;
+ FT_Offset new_size = table->capacity;
+ FT_PtrDist in_offset;
+
+
+ in_offset = (FT_Byte*)object - table->block;
+ if ( in_offset < 0 || (FT_Offset)in_offset >= table->capacity )
+ in_offset = -1;
+
+ while ( new_size < table->cursor + length )
+ {
+ /* increase size by 25% and round up to the nearest multiple
+ of 1024 */
+ new_size += ( new_size >> 2 ) + 1;
+ new_size = FT_PAD_CEIL( new_size, 1024 );
+ }
+
+ error = reallocate_t1_table( table, new_size );
+ if ( error )
+ return error;
+
+ if ( in_offset >= 0 )
+ object = table->block + in_offset;
+ }
+
+ /* add the object to the base block and adjust offset */
+ table->elements[idx] = table->block + table->cursor;
+ table->lengths [idx] = length;
+ FT_MEM_COPY( table->block + table->cursor, object, length );
+
+ table->cursor += length;
+ return PSaux_Err_Ok;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* ps_table_done */
+ /* */
+ /* <Description> */
+ /* Finalizes a PS_TableRec (i.e., reallocate it to its current */
+ /* cursor). */
+ /* */
+ /* <InOut> */
+ /* table :: The target table. */
+ /* */
+ /* <Note> */
+ /* This function does NOT release the heap's memory block. It is up */
+ /* to the caller to clean it, or reference it in its own structures. */
+ /* */
+ FT_LOCAL_DEF( void )
+ ps_table_done( PS_Table table )
+ {
+ FT_Memory memory = table->memory;
+ FT_Error error;
+ FT_Byte* old_base = table->block;
+
+
+ /* should never fail, because rec.cursor <= rec.size */
+ if ( !old_base )
+ return;
+
+ if ( FT_ALLOC( table->block, table->cursor ) )
+ return;
+ FT_MEM_COPY( table->block, old_base, table->cursor );
+ shift_elements( table, old_base );
+
+ table->capacity = table->cursor;
+ FT_FREE( old_base );
+
+ FT_UNUSED( error );
+ }
+
+
+ FT_LOCAL_DEF( void )
+ ps_table_release( PS_Table table )
+ {
+ FT_Memory memory = table->memory;
+
+
+ if ( (FT_ULong)table->init == 0xDEADBEEFUL )
+ {
+ FT_FREE( table->block );
+ FT_FREE( table->elements );
+ FT_FREE( table->lengths );
+ table->init = 0;
+ }
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** T1 PARSER *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /* first character must be already part of the comment */
+
+ static void
+ skip_comment( FT_Byte* *acur,
+ FT_Byte* limit )
+ {
+ FT_Byte* cur = *acur;
+
+
+ while ( cur < limit )
+ {
+ if ( IS_PS_NEWLINE( *cur ) )
+ break;
+ cur++;
+ }
+
+ *acur = cur;
+ }
+
+
+ static void
+ skip_spaces( FT_Byte* *acur,
+ FT_Byte* limit )
+ {
+ FT_Byte* cur = *acur;
+
+
+ while ( cur < limit )
+ {
+ if ( !IS_PS_SPACE( *cur ) )
+ {
+ if ( *cur == '%' )
+ /* According to the PLRM, a comment is equal to a space. */
+ skip_comment( &cur, limit );
+ else
+ break;
+ }
+ cur++;
+ }
+
+ *acur = cur;
+ }
+
+
+#define IS_OCTAL_DIGIT( c ) ( '0' <= (c) && (c) <= '7' )
+
+
+ /* first character must be `('; */
+ /* *acur is positioned at the character after the closing `)' */
+
+ static FT_Error
+ skip_literal_string( FT_Byte* *acur,
+ FT_Byte* limit )
+ {
+ FT_Byte* cur = *acur;
+ FT_Int embed = 0;
+ FT_Error error = PSaux_Err_Invalid_File_Format;
+ unsigned int i;
+
+
+ while ( cur < limit )
+ {
+ FT_Byte c = *cur;
+
+
+ ++cur;
+
+ if ( c == '\\' )
+ {
+ /* Red Book 3rd ed., section `Literal Text Strings', p. 29: */
+ /* A backslash can introduce three different types */
+ /* of escape sequences: */
+ /* - a special escaped char like \r, \n, etc. */
+ /* - a one-, two-, or three-digit octal number */
+ /* - none of the above in which case the backslash is ignored */
+
+ if ( cur == limit )
+ /* error (or to be ignored?) */
+ break;
+
+ switch ( *cur )
+ {
+ /* skip `special' escape */
+ case 'n':
+ case 'r':
+ case 't':
+ case 'b':
+ case 'f':
+ case '\\':
+ case '(':
+ case ')':
+ ++cur;
+ break;
+
+ default:
+ /* skip octal escape or ignore backslash */
+ for ( i = 0; i < 3 && cur < limit; ++i )
+ {
+ if ( !IS_OCTAL_DIGIT( *cur ) )
+ break;
+
+ ++cur;
+ }
+ }
+ }
+ else if ( c == '(' )
+ embed++;
+ else if ( c == ')' )
+ {
+ embed--;
+ if ( embed == 0 )
+ {
+ error = PSaux_Err_Ok;
+ break;
+ }
+ }
+ }
+
+ *acur = cur;
+
+ return error;
+ }
+
+
+ /* first character must be `<' */
+
+ static FT_Error
+ skip_string( FT_Byte* *acur,
+ FT_Byte* limit )
+ {
+ FT_Byte* cur = *acur;
+ FT_Error err = PSaux_Err_Ok;
+
+
+ while ( ++cur < limit )
+ {
+ /* All whitespace characters are ignored. */
+ skip_spaces( &cur, limit );
+ if ( cur >= limit )
+ break;
+
+ if ( !IS_PS_XDIGIT( *cur ) )
+ break;
+ }
+
+ if ( cur < limit && *cur != '>' )
+ {
+ FT_ERROR(( "skip_string: missing closing delimiter `>'\n" ));
+ err = PSaux_Err_Invalid_File_Format;
+ }
+ else
+ cur++;
+
+ *acur = cur;
+ return err;
+ }
+
+
+ /* first character must be the opening brace that */
+ /* starts the procedure */
+
+ /* NB: [ and ] need not match: */
+ /* `/foo {[} def' is a valid PostScript fragment, */
+ /* even within a Type1 font */
+
+ static FT_Error
+ skip_procedure( FT_Byte* *acur,
+ FT_Byte* limit )
+ {
+ FT_Byte* cur;
+ FT_Int embed = 0;
+ FT_Error error = PSaux_Err_Ok;
+
+
+ FT_ASSERT( **acur == '{' );
+
+ for ( cur = *acur; cur < limit && error == PSaux_Err_Ok; ++cur )
+ {
+ switch ( *cur )
+ {
+ case '{':
+ ++embed;
+ break;
+
+ case '}':
+ --embed;
+ if ( embed == 0 )
+ {
+ ++cur;
+ goto end;
+ }
+ break;
+
+ case '(':
+ error = skip_literal_string( &cur, limit );
+ break;
+
+ case '<':
+ error = skip_string( &cur, limit );
+ break;
+
+ case '%':
+ skip_comment( &cur, limit );
+ break;
+ }
+ }
+
+ end:
+ if ( embed != 0 )
+ error = PSaux_Err_Invalid_File_Format;
+
+ *acur = cur;
+
+ return error;
+ }
+
+
+ /***********************************************************************/
+ /* */
+ /* All exported parsing routines handle leading whitespace and stop at */
+ /* the first character which isn't part of the just handled token. */
+ /* */
+ /***********************************************************************/
+
+
+ FT_LOCAL_DEF( void )
+ ps_parser_skip_PS_token( PS_Parser parser )
+ {
+ /* Note: PostScript allows any non-delimiting, non-whitespace */
+ /* character in a name (PS Ref Manual, 3rd ed, p31). */
+ /* PostScript delimiters are (, ), <, >, [, ], {, }, /, and %. */
+
+ FT_Byte* cur = parser->cursor;
+ FT_Byte* limit = parser->limit;
+ FT_Error error = PSaux_Err_Ok;
+
+
+ skip_spaces( &cur, limit ); /* this also skips comments */
+ if ( cur >= limit )
+ goto Exit;
+
+ /* self-delimiting, single-character tokens */
+ if ( *cur == '[' || *cur == ']' )
+ {
+ cur++;
+ goto Exit;
+ }
+
+ /* skip balanced expressions (procedures and strings) */
+
+ if ( *cur == '{' ) /* {...} */
+ {
+ error = skip_procedure( &cur, limit );
+ goto Exit;
+ }
+
+ if ( *cur == '(' ) /* (...) */
+ {
+ error = skip_literal_string( &cur, limit );
+ goto Exit;
+ }
+
+ if ( *cur == '<' ) /* <...> */
+ {
+ if ( cur + 1 < limit && *(cur + 1) == '<' ) /* << */
+ {
+ cur++;
+ cur++;
+ }
+ else
+ error = skip_string( &cur, limit );
+
+ goto Exit;
+ }
+
+ if ( *cur == '>' )
+ {
+ cur++;
+ if ( cur >= limit || *cur != '>' ) /* >> */
+ {
+ FT_ERROR(( "ps_parser_skip_PS_token:"
+ " unexpected closing delimiter `>'\n" ));
+ error = PSaux_Err_Invalid_File_Format;
+ goto Exit;
+ }
+ cur++;
+ goto Exit;
+ }
+
+ if ( *cur == '/' )
+ cur++;
+
+ /* anything else */
+ while ( cur < limit )
+ {
+ /* *cur might be invalid (e.g., ')' or '}'), but this */
+ /* is handled by the test `cur == parser->cursor' below */
+ if ( IS_PS_DELIM( *cur ) )
+ break;
+
+ cur++;
+ }
+
+ Exit:
+ if ( cur < limit && cur == parser->cursor )
+ {
+ FT_ERROR(( "ps_parser_skip_PS_token:"
+ " current token is `%c' which is self-delimiting\n"
+ " "
+ " but invalid at this point\n",
+ *cur ));
+
+ error = PSaux_Err_Invalid_File_Format;
+ }
+
+ parser->error = error;
+ parser->cursor = cur;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ ps_parser_skip_spaces( PS_Parser parser )
+ {
+ skip_spaces( &parser->cursor, parser->limit );
+ }
+
+
+ /* `token' here means either something between balanced delimiters */
+ /* or the next token; the delimiters are not removed. */
+
+ FT_LOCAL_DEF( void )
+ ps_parser_to_token( PS_Parser parser,
+ T1_Token token )
+ {
+ FT_Byte* cur;
+ FT_Byte* limit;
+ FT_Int embed;
+
+
+ token->type = T1_TOKEN_TYPE_NONE;
+ token->start = 0;
+ token->limit = 0;
+
+ /* first of all, skip leading whitespace */
+ ps_parser_skip_spaces( parser );
+
+ cur = parser->cursor;
+ limit = parser->limit;
+
+ if ( cur >= limit )
+ return;
+
+ switch ( *cur )
+ {
+ /************* check for literal string *****************/
+ case '(':
+ token->type = T1_TOKEN_TYPE_STRING;
+ token->start = cur;
+
+ if ( skip_literal_string( &cur, limit ) == PSaux_Err_Ok )
+ token->limit = cur;
+ break;
+
+ /************* check for programs/array *****************/
+ case '{':
+ token->type = T1_TOKEN_TYPE_ARRAY;
+ token->start = cur;
+
+ if ( skip_procedure( &cur, limit ) == PSaux_Err_Ok )
+ token->limit = cur;
+ break;
+
+ /************* check for table/array ********************/
+ /* XXX: in theory we should also look for "<<" */
+ /* since this is semantically equivalent to "["; */
+ /* in practice it doesn't matter (?) */
+ case '[':
+ token->type = T1_TOKEN_TYPE_ARRAY;
+ embed = 1;
+ token->start = cur++;
+
+ /* we need this to catch `[ ]' */
+ parser->cursor = cur;
+ ps_parser_skip_spaces( parser );
+ cur = parser->cursor;
+
+ while ( cur < limit && !parser->error )
+ {
+ /* XXX: this is wrong because it does not */
+ /* skip comments, procedures, and strings */
+ if ( *cur == '[' )
+ embed++;
+ else if ( *cur == ']' )
+ {
+ embed--;
+ if ( embed <= 0 )
+ {
+ token->limit = ++cur;
+ break;
+ }
+ }
+
+ parser->cursor = cur;
+ ps_parser_skip_PS_token( parser );
+ /* we need this to catch `[XXX ]' */
+ ps_parser_skip_spaces ( parser );
+ cur = parser->cursor;
+ }
+ break;
+
+ /* ************ otherwise, it is any token **************/
+ default:
+ token->start = cur;
+ token->type = ( *cur == '/' ? T1_TOKEN_TYPE_KEY : T1_TOKEN_TYPE_ANY );
+ ps_parser_skip_PS_token( parser );
+ cur = parser->cursor;
+ if ( !parser->error )
+ token->limit = cur;
+ }
+
+ if ( !token->limit )
+ {
+ token->start = 0;
+ token->type = T1_TOKEN_TYPE_NONE;
+ }
+
+ parser->cursor = cur;
+ }
+
+
+ /* NB: `tokens' can be NULL if we only want to count */
+ /* the number of array elements */
+
+ FT_LOCAL_DEF( void )
+ ps_parser_to_token_array( PS_Parser parser,
+ T1_Token tokens,
+ FT_UInt max_tokens,
+ FT_Int* pnum_tokens )
+ {
+ T1_TokenRec master;
+
+
+ *pnum_tokens = -1;
+
+ /* this also handles leading whitespace */
+ ps_parser_to_token( parser, &master );
+
+ if ( master.type == T1_TOKEN_TYPE_ARRAY )
+ {
+ FT_Byte* old_cursor = parser->cursor;
+ FT_Byte* old_limit = parser->limit;
+ T1_Token cur = tokens;
+ T1_Token limit = cur + max_tokens;
+
+
+ /* don't include outermost delimiters */
+ parser->cursor = master.start + 1;
+ parser->limit = master.limit - 1;
+
+ while ( parser->cursor < parser->limit )
+ {
+ T1_TokenRec token;
+
+
+ ps_parser_to_token( parser, &token );
+ if ( !token.type )
+ break;
+
+ if ( tokens != NULL && cur < limit )
+ *cur = token;
+
+ cur++;
+ }
+
+ *pnum_tokens = (FT_Int)( cur - tokens );
+
+ parser->cursor = old_cursor;
+ parser->limit = old_limit;
+ }
+ }
+
+
+ /* first character must be a delimiter or a part of a number */
+ /* NB: `coords' can be NULL if we just want to skip the */
+ /* array; in this case we ignore `max_coords' */
+
+ static FT_Int
+ ps_tocoordarray( FT_Byte* *acur,
+ FT_Byte* limit,
+ FT_Int max_coords,
+ FT_Short* coords )
+ {
+ FT_Byte* cur = *acur;
+ FT_Int count = 0;
+ FT_Byte c, ender;
+
+
+ if ( cur >= limit )
+ goto Exit;
+
+ /* check for the beginning of an array; otherwise, only one number */
+ /* will be read */
+ c = *cur;
+ ender = 0;
+
+ if ( c == '[' )
+ ender = ']';
+ else if ( c == '{' )
+ ender = '}';
+
+ if ( ender )
+ cur++;
+
+ /* now, read the coordinates */
+ while ( cur < limit )
+ {
+ FT_Short dummy;
+ FT_Byte* old_cur;
+
+
+ /* skip whitespace in front of data */
+ skip_spaces( &cur, limit );
+ if ( cur >= limit )
+ goto Exit;
+
+ if ( *cur == ender )
+ {
+ cur++;
+ break;
+ }
+
+ old_cur = cur;
+
+ if ( coords != NULL && count >= max_coords )
+ break;
+
+ /* call PS_Conv_ToFixed() even if coords == NULL */
+ /* to properly parse number at `cur' */
+ *( coords != NULL ? &coords[count] : &dummy ) =
+ (FT_Short)( PS_Conv_ToFixed( &cur, limit, 0 ) >> 16 );
+
+ if ( old_cur == cur )
+ {
+ count = -1;
+ goto Exit;
+ }
+ else
+ count++;
+
+ if ( !ender )
+ break;
+ }
+
+ Exit:
+ *acur = cur;
+ return count;
+ }
+
+
+ /* first character must be a delimiter or a part of a number */
+ /* NB: `values' can be NULL if we just want to skip the */
+ /* array; in this case we ignore `max_values' */
+
+ static FT_Int
+ ps_tofixedarray( FT_Byte* *acur,
+ FT_Byte* limit,
+ FT_Int max_values,
+ FT_Fixed* values,
+ FT_Int power_ten )
+ {
+ FT_Byte* cur = *acur;
+ FT_Int count = 0;
+ FT_Byte c, ender;
+
+
+ if ( cur >= limit )
+ goto Exit;
+
+ /* Check for the beginning of an array. Otherwise, only one number */
+ /* will be read. */
+ c = *cur;
+ ender = 0;
+
+ if ( c == '[' )
+ ender = ']';
+ else if ( c == '{' )
+ ender = '}';
+
+ if ( ender )
+ cur++;
+
+ /* now, read the values */
+ while ( cur < limit )
+ {
+ FT_Fixed dummy;
+ FT_Byte* old_cur;
+
+
+ /* skip whitespace in front of data */
+ skip_spaces( &cur, limit );
+ if ( cur >= limit )
+ goto Exit;
+
+ if ( *cur == ender )
+ {
+ cur++;
+ break;
+ }
+
+ old_cur = cur;
+
+ if ( values != NULL && count >= max_values )
+ break;
+
+ /* call PS_Conv_ToFixed() even if coords == NULL */
+ /* to properly parse number at `cur' */
+ *( values != NULL ? &values[count] : &dummy ) =
+ PS_Conv_ToFixed( &cur, limit, power_ten );
+
+ if ( old_cur == cur )
+ {
+ count = -1;
+ goto Exit;
+ }
+ else
+ count++;
+
+ if ( !ender )
+ break;
+ }
+
+ Exit:
+ *acur = cur;
+ return count;
+ }
+
+
+#if 0
+
+ static FT_String*
+ ps_tostring( FT_Byte** cursor,
+ FT_Byte* limit,
+ FT_Memory memory )
+ {
+ FT_Byte* cur = *cursor;
+ FT_PtrDist len = 0;
+ FT_Int count;
+ FT_String* result;
+ FT_Error error;
+
+
+ /* XXX: some stupid fonts have a `Notice' or `Copyright' string */
+ /* that simply doesn't begin with an opening parenthesis, even */
+ /* though they have a closing one! E.g. "amuncial.pfb" */
+ /* */
+ /* We must deal with these ill-fated cases there. Note that */
+ /* these fonts didn't work with the old Type 1 driver as the */
+ /* notice/copyright was not recognized as a valid string token */
+ /* and made the old token parser commit errors. */
+
+ while ( cur < limit && ( *cur == ' ' || *cur == '\t' ) )
+ cur++;
+ if ( cur + 1 >= limit )
+ return 0;
+
+ if ( *cur == '(' )
+ cur++; /* skip the opening parenthesis, if there is one */
+
+ *cursor = cur;
+ count = 0;
+
+ /* then, count its length */
+ for ( ; cur < limit; cur++ )
+ {
+ if ( *cur == '(' )
+ count++;
+
+ else if ( *cur == ')' )
+ {
+ count--;
+ if ( count < 0 )
+ break;
+ }
+ }
+
+ len = cur - *cursor;
+ if ( cur >= limit || FT_ALLOC( result, len + 1 ) )
+ return 0;
+
+ /* now copy the string */
+ FT_MEM_COPY( result, *cursor, len );
+ result[len] = '\0';
+ *cursor = cur;
+ return result;
+ }
+
+#endif /* 0 */
+
+
+ static int
+ ps_tobool( FT_Byte* *acur,
+ FT_Byte* limit )
+ {
+ FT_Byte* cur = *acur;
+ FT_Bool result = 0;
+
+
+ /* return 1 if we find `true', 0 otherwise */
+ if ( cur + 3 < limit &&
+ cur[0] == 't' &&
+ cur[1] == 'r' &&
+ cur[2] == 'u' &&
+ cur[3] == 'e' )
+ {
+ result = 1;
+ cur += 5;
+ }
+ else if ( cur + 4 < limit &&
+ cur[0] == 'f' &&
+ cur[1] == 'a' &&
+ cur[2] == 'l' &&
+ cur[3] == 's' &&
+ cur[4] == 'e' )
+ {
+ result = 0;
+ cur += 6;
+ }
+
+ *acur = cur;
+ return result;
+ }
+
+
+ /* load a simple field (i.e. non-table) into the current list of objects */
+
+ FT_LOCAL_DEF( FT_Error )
+ ps_parser_load_field( PS_Parser parser,
+ const T1_Field field,
+ void** objects,
+ FT_UInt max_objects,
+ FT_ULong* pflags )
+ {
+ T1_TokenRec token;
+ FT_Byte* cur;
+ FT_Byte* limit;
+ FT_UInt count;
+ FT_UInt idx;
+ FT_Error error;
+
+
+ /* this also skips leading whitespace */
+ ps_parser_to_token( parser, &token );
+ if ( !token.type )
+ goto Fail;
+
+ count = 1;
+ idx = 0;
+ cur = token.start;
+ limit = token.limit;
+
+ /* we must detect arrays in /FontBBox */
+ if ( field->type == T1_FIELD_TYPE_BBOX )
+ {
+ T1_TokenRec token2;
+ FT_Byte* old_cur = parser->cursor;
+ FT_Byte* old_limit = parser->limit;
+
+
+ /* don't include delimiters */
+ parser->cursor = token.start + 1;
+ parser->limit = token.limit - 1;
+
+ ps_parser_to_token( parser, &token2 );
+ parser->cursor = old_cur;
+ parser->limit = old_limit;
+
+ if ( token2.type == T1_TOKEN_TYPE_ARRAY )
+ goto FieldArray;
+ }
+ else if ( token.type == T1_TOKEN_TYPE_ARRAY )
+ {
+ FieldArray:
+ /* if this is an array and we have no blend, an error occurs */
+ if ( max_objects == 0 )
+ goto Fail;
+
+ count = max_objects;
+ idx = 1;
+
+ /* don't include delimiters */
+ cur++;
+ limit--;
+ }
+
+ for ( ; count > 0; count--, idx++ )
+ {
+ FT_Byte* q = (FT_Byte*)objects[idx] + field->offset;
+ FT_Long val;
+ FT_String* string;
+
+
+ skip_spaces( &cur, limit );
+
+ switch ( field->type )
+ {
+ case T1_FIELD_TYPE_BOOL:
+ val = ps_tobool( &cur, limit );
+ goto Store_Integer;
+
+ case T1_FIELD_TYPE_FIXED:
+ val = PS_Conv_ToFixed( &cur, limit, 0 );
+ goto Store_Integer;
+
+ case T1_FIELD_TYPE_FIXED_1000:
+ val = PS_Conv_ToFixed( &cur, limit, 3 );
+ goto Store_Integer;
+
+ case T1_FIELD_TYPE_INTEGER:
+ val = PS_Conv_ToInt( &cur, limit );
+ /* fall through */
+
+ Store_Integer:
+ switch ( field->size )
+ {
+ case (8 / FT_CHAR_BIT):
+ *(FT_Byte*)q = (FT_Byte)val;
+ break;
+
+ case (16 / FT_CHAR_BIT):
+ *(FT_UShort*)q = (FT_UShort)val;
+ break;
+
+ case (32 / FT_CHAR_BIT):
+ *(FT_UInt32*)q = (FT_UInt32)val;
+ break;
+
+ default: /* for 64-bit systems */
+ *(FT_Long*)q = val;
+ }
+ break;
+
+ case T1_FIELD_TYPE_STRING:
+ case T1_FIELD_TYPE_KEY:
+ {
+ FT_Memory memory = parser->memory;
+ FT_UInt len = (FT_UInt)( limit - cur );
+
+
+ if ( cur >= limit )
+ break;
+
+ /* we allow both a string or a name */
+ /* for cases like /FontName (foo) def */
+ if ( token.type == T1_TOKEN_TYPE_KEY )
+ {
+ /* don't include leading `/' */
+ len--;
+ cur++;
+ }
+ else if ( token.type == T1_TOKEN_TYPE_STRING )
+ {
+ /* don't include delimiting parentheses */
+ /* XXX we don't handle <<...>> here */
+ /* XXX should we convert octal escapes? */
+ /* if so, what encoding should we use? */
+ cur++;
+ len -= 2;
+ }
+ else
+ {
+ FT_ERROR(( "ps_parser_load_field:"
+ " expected a name or string\n"
+ " "
+ " but found token of type %d instead\n",
+ token.type ));
+ error = PSaux_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ /* for this to work (FT_String**)q must have been */
+ /* initialized to NULL */
+ if ( *(FT_String**)q != NULL )
+ {
+ FT_TRACE0(( "ps_parser_load_field: overwriting field %s\n",
+ field->ident ));
+ FT_FREE( *(FT_String**)q );
+ *(FT_String**)q = NULL;
+ }
+
+ if ( FT_ALLOC( string, len + 1 ) )
+ goto Exit;
+
+ FT_MEM_COPY( string, cur, len );
+ string[len] = 0;
+
+ *(FT_String**)q = string;
+ }
+ break;
+
+ case T1_FIELD_TYPE_BBOX:
+ {
+ FT_Fixed temp[4];
+ FT_BBox* bbox = (FT_BBox*)q;
+ FT_Int result;
+
+
+ result = ps_tofixedarray( &cur, limit, 4, temp, 0 );
+
+ if ( result < 0 )
+ {
+ FT_ERROR(( "ps_parser_load_field:"
+ " expected four integers in bounding box\n" ));
+ error = PSaux_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ bbox->xMin = FT_RoundFix( temp[0] );
+ bbox->yMin = FT_RoundFix( temp[1] );
+ bbox->xMax = FT_RoundFix( temp[2] );
+ bbox->yMax = FT_RoundFix( temp[3] );
+ }
+ break;
+
+ default:
+ /* an error occurred */
+ goto Fail;
+ }
+ }
+
+#if 0 /* obsolete -- keep for reference */
+ if ( pflags )
+ *pflags |= 1L << field->flag_bit;
+#else
+ FT_UNUSED( pflags );
+#endif
+
+ error = PSaux_Err_Ok;
+
+ Exit:
+ return error;
+
+ Fail:
+ error = PSaux_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+
+#define T1_MAX_TABLE_ELEMENTS 32
+
+
+ FT_LOCAL_DEF( FT_Error )
+ ps_parser_load_field_table( PS_Parser parser,
+ const T1_Field field,
+ void** objects,
+ FT_UInt max_objects,
+ FT_ULong* pflags )
+ {
+ T1_TokenRec elements[T1_MAX_TABLE_ELEMENTS];
+ T1_Token token;
+ FT_Int num_elements;
+ FT_Error error = PSaux_Err_Ok;
+ FT_Byte* old_cursor;
+ FT_Byte* old_limit;
+ T1_FieldRec fieldrec = *(T1_Field)field;
+
+
+ fieldrec.type = T1_FIELD_TYPE_INTEGER;
+ if ( field->type == T1_FIELD_TYPE_FIXED_ARRAY ||
+ field->type == T1_FIELD_TYPE_BBOX )
+ fieldrec.type = T1_FIELD_TYPE_FIXED;
+
+ ps_parser_to_token_array( parser, elements,
+ T1_MAX_TABLE_ELEMENTS, &num_elements );
+ if ( num_elements < 0 )
+ {
+ error = PSaux_Err_Ignore;
+ goto Exit;
+ }
+ if ( (FT_UInt)num_elements > field->array_max )
+ num_elements = field->array_max;
+
+ old_cursor = parser->cursor;
+ old_limit = parser->limit;
+
+ /* we store the elements count if necessary; */
+ /* we further assume that `count_offset' can't be zero */
+ if ( field->type != T1_FIELD_TYPE_BBOX && field->count_offset != 0 )
+ *(FT_Byte*)( (FT_Byte*)objects[0] + field->count_offset ) =
+ (FT_Byte)num_elements;
+
+ /* we now load each element, adjusting the field.offset on each one */
+ token = elements;
+ for ( ; num_elements > 0; num_elements--, token++ )
+ {
+ parser->cursor = token->start;
+ parser->limit = token->limit;
+ ps_parser_load_field( parser, &fieldrec, objects, max_objects, 0 );
+ fieldrec.offset += fieldrec.size;
+ }
+
+#if 0 /* obsolete -- keep for reference */
+ if ( pflags )
+ *pflags |= 1L << field->flag_bit;
+#else
+ FT_UNUSED( pflags );
+#endif
+
+ parser->cursor = old_cursor;
+ parser->limit = old_limit;
+
+ Exit:
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( FT_Long )
+ ps_parser_to_int( PS_Parser parser )
+ {
+ ps_parser_skip_spaces( parser );
+ return PS_Conv_ToInt( &parser->cursor, parser->limit );
+ }
+
+
+ /* first character must be `<' if `delimiters' is non-zero */
+
+ FT_LOCAL_DEF( FT_Error )
+ ps_parser_to_bytes( PS_Parser parser,
+ FT_Byte* bytes,
+ FT_Offset max_bytes,
+ FT_Long* pnum_bytes,
+ FT_Bool delimiters )
+ {
+ FT_Error error = PSaux_Err_Ok;
+ FT_Byte* cur;
+
+
+ ps_parser_skip_spaces( parser );
+ cur = parser->cursor;
+
+ if ( cur >= parser->limit )
+ goto Exit;
+
+ if ( delimiters )
+ {
+ if ( *cur != '<' )
+ {
+ FT_ERROR(( "ps_parser_to_bytes: Missing starting delimiter `<'\n" ));
+ error = PSaux_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ cur++;
+ }
+
+ *pnum_bytes = PS_Conv_ASCIIHexDecode( &cur,
+ parser->limit,
+ bytes,
+ max_bytes );
+
+ if ( delimiters )
+ {
+ if ( cur < parser->limit && *cur != '>' )
+ {
+ FT_ERROR(( "ps_parser_to_bytes: Missing closing delimiter `>'\n" ));
+ error = PSaux_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ cur++;
+ }
+
+ parser->cursor = cur;
+
+ Exit:
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( FT_Fixed )
+ ps_parser_to_fixed( PS_Parser parser,
+ FT_Int power_ten )
+ {
+ ps_parser_skip_spaces( parser );
+ return PS_Conv_ToFixed( &parser->cursor, parser->limit, power_ten );
+ }
+
+
+ FT_LOCAL_DEF( FT_Int )
+ ps_parser_to_coord_array( PS_Parser parser,
+ FT_Int max_coords,
+ FT_Short* coords )
+ {
+ ps_parser_skip_spaces( parser );
+ return ps_tocoordarray( &parser->cursor, parser->limit,
+ max_coords, coords );
+ }
+
+
+ FT_LOCAL_DEF( FT_Int )
+ ps_parser_to_fixed_array( PS_Parser parser,
+ FT_Int max_values,
+ FT_Fixed* values,
+ FT_Int power_ten )
+ {
+ ps_parser_skip_spaces( parser );
+ return ps_tofixedarray( &parser->cursor, parser->limit,
+ max_values, values, power_ten );
+ }
+
+
+#if 0
+
+ FT_LOCAL_DEF( FT_String* )
+ T1_ToString( PS_Parser parser )
+ {
+ return ps_tostring( &parser->cursor, parser->limit, parser->memory );
+ }
+
+
+ FT_LOCAL_DEF( FT_Bool )
+ T1_ToBool( PS_Parser parser )
+ {
+ return ps_tobool( &parser->cursor, parser->limit );
+ }
+
+#endif /* 0 */
+
+
+ FT_LOCAL_DEF( void )
+ ps_parser_init( PS_Parser parser,
+ FT_Byte* base,
+ FT_Byte* limit,
+ FT_Memory memory )
+ {
+ parser->error = PSaux_Err_Ok;
+ parser->base = base;
+ parser->limit = limit;
+ parser->cursor = base;
+ parser->memory = memory;
+ parser->funcs = ps_parser_funcs;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ ps_parser_done( PS_Parser parser )
+ {
+ FT_UNUSED( parser );
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** T1 BUILDER *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* t1_builder_init */
+ /* */
+ /* <Description> */
+ /* Initializes a given glyph builder. */
+ /* */
+ /* <InOut> */
+ /* builder :: A pointer to the glyph builder to initialize. */
+ /* */
+ /* <Input> */
+ /* face :: The current face object. */
+ /* */
+ /* size :: The current size object. */
+ /* */
+ /* glyph :: The current glyph object. */
+ /* */
+ /* hinting :: Whether hinting should be applied. */
+ /* */
+ FT_LOCAL_DEF( void )
+ t1_builder_init( T1_Builder builder,
+ FT_Face face,
+ FT_Size size,
+ FT_GlyphSlot glyph,
+ FT_Bool hinting )
+ {
+ builder->parse_state = T1_Parse_Start;
+ builder->load_points = 1;
+
+ builder->face = face;
+ builder->glyph = glyph;
+ builder->memory = face->memory;
+
+ if ( glyph )
+ {
+ FT_GlyphLoader loader = glyph->internal->loader;
+
+
+ builder->loader = loader;
+ builder->base = &loader->base.outline;
+ builder->current = &loader->current.outline;
+ FT_GlyphLoader_Rewind( loader );
+
+ builder->hints_globals = size->internal;
+ builder->hints_funcs = 0;
+
+ if ( hinting )
+ builder->hints_funcs = glyph->internal->glyph_hints;
+ }
+
+ builder->pos_x = 0;
+ builder->pos_y = 0;
+
+ builder->left_bearing.x = 0;
+ builder->left_bearing.y = 0;
+ builder->advance.x = 0;
+ builder->advance.y = 0;
+
+ builder->funcs = t1_builder_funcs;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* t1_builder_done */
+ /* */
+ /* <Description> */
+ /* Finalizes a given glyph builder. Its contents can still be used */
+ /* after the call, but the function saves important information */
+ /* within the corresponding glyph slot. */
+ /* */
+ /* <Input> */
+ /* builder :: A pointer to the glyph builder to finalize. */
+ /* */
+ FT_LOCAL_DEF( void )
+ t1_builder_done( T1_Builder builder )
+ {
+ FT_GlyphSlot glyph = builder->glyph;
+
+
+ if ( glyph )
+ glyph->outline = *builder->base;
+ }
+
+
+ /* check that there is enough space for `count' more points */
+ FT_LOCAL_DEF( FT_Error )
+ t1_builder_check_points( T1_Builder builder,
+ FT_Int count )
+ {
+ return FT_GLYPHLOADER_CHECK_POINTS( builder->loader, count, 0 );
+ }
+
+
+ /* add a new point, do not check space */
+ FT_LOCAL_DEF( void )
+ t1_builder_add_point( T1_Builder builder,
+ FT_Pos x,
+ FT_Pos y,
+ FT_Byte flag )
+ {
+ FT_Outline* outline = builder->current;
+
+
+ if ( builder->load_points )
+ {
+ FT_Vector* point = outline->points + outline->n_points;
+ FT_Byte* control = (FT_Byte*)outline->tags + outline->n_points;
+
+
+ point->x = FIXED_TO_INT( x );
+ point->y = FIXED_TO_INT( y );
+ *control = (FT_Byte)( flag ? FT_CURVE_TAG_ON : FT_CURVE_TAG_CUBIC );
+ }
+ outline->n_points++;
+ }
+
+
+ /* check space for a new on-curve point, then add it */
+ FT_LOCAL_DEF( FT_Error )
+ t1_builder_add_point1( T1_Builder builder,
+ FT_Pos x,
+ FT_Pos y )
+ {
+ FT_Error error;
+
+
+ error = t1_builder_check_points( builder, 1 );
+ if ( !error )
+ t1_builder_add_point( builder, x, y, 1 );
+
+ return error;
+ }
+
+
+ /* check space for a new contour, then add it */
+ FT_LOCAL_DEF( FT_Error )
+ t1_builder_add_contour( T1_Builder builder )
+ {
+ FT_Outline* outline = builder->current;
+ FT_Error error;
+
+
+ /* this might happen in invalid fonts */
+ if ( !outline )
+ {
+ FT_ERROR(( "t1_builder_add_contour: no outline to add points to\n" ));
+ return PSaux_Err_Invalid_File_Format;
+ }
+
+ if ( !builder->load_points )
+ {
+ outline->n_contours++;
+ return PSaux_Err_Ok;
+ }
+
+ error = FT_GLYPHLOADER_CHECK_POINTS( builder->loader, 0, 1 );
+ if ( !error )
+ {
+ if ( outline->n_contours > 0 )
+ outline->contours[outline->n_contours - 1] =
+ (short)( outline->n_points - 1 );
+
+ outline->n_contours++;
+ }
+
+ return error;
+ }
+
+
+ /* if a path was begun, add its first on-curve point */
+ FT_LOCAL_DEF( FT_Error )
+ t1_builder_start_point( T1_Builder builder,
+ FT_Pos x,
+ FT_Pos y )
+ {
+ FT_Error error = PSaux_Err_Invalid_File_Format;
+
+
+ /* test whether we are building a new contour */
+
+ if ( builder->parse_state == T1_Parse_Have_Path )
+ error = PSaux_Err_Ok;
+ else
+ {
+ builder->parse_state = T1_Parse_Have_Path;
+ error = t1_builder_add_contour( builder );
+ if ( !error )
+ error = t1_builder_add_point1( builder, x, y );
+ }
+
+ return error;
+ }
+
+
+ /* close the current contour */
+ FT_LOCAL_DEF( void )
+ t1_builder_close_contour( T1_Builder builder )
+ {
+ FT_Outline* outline = builder->current;
+ FT_Int first;
+
+
+ if ( !outline )
+ return;
+
+ first = outline->n_contours <= 1
+ ? 0 : outline->contours[outline->n_contours - 2] + 1;
+
+ /* We must not include the last point in the path if it */
+ /* is located on the first point. */
+ if ( outline->n_points > 1 )
+ {
+ FT_Vector* p1 = outline->points + first;
+ FT_Vector* p2 = outline->points + outline->n_points - 1;
+ FT_Byte* control = (FT_Byte*)outline->tags + outline->n_points - 1;
+
+
+ /* `delete' last point only if it coincides with the first */
+ /* point and it is not a control point (which can happen). */
+ if ( p1->x == p2->x && p1->y == p2->y )
+ if ( *control == FT_CURVE_TAG_ON )
+ outline->n_points--;
+ }
+
+ if ( outline->n_contours > 0 )
+ {
+ /* Don't add contours only consisting of one point, i.e., */
+ /* check whether the first and the last point is the same. */
+ if ( first == outline->n_points - 1 )
+ {
+ outline->n_contours--;
+ outline->n_points--;
+ }
+ else
+ outline->contours[outline->n_contours - 1] =
+ (short)( outline->n_points - 1 );
+ }
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** OTHER *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_LOCAL_DEF( void )
+ t1_decrypt( FT_Byte* buffer,
+ FT_Offset length,
+ FT_UShort seed )
+ {
+ PS_Conv_EexecDecode( &buffer,
+ buffer + length,
+ buffer,
+ length,
+ &seed );
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* psobjs.h */
+/* */
+/* Auxiliary functions for PostScript fonts (specification). */
+/* */
+/* Copyright 1996-2001, 2002, 2003 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __PSOBJS_H__
+#define __PSOBJS_H__
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_POSTSCRIPT_AUX_H
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** T1_TABLE *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ FT_CALLBACK_TABLE
+ const PS_Table_FuncsRec ps_table_funcs;
+
+ FT_CALLBACK_TABLE
+ const PS_Parser_FuncsRec ps_parser_funcs;
+
+ FT_CALLBACK_TABLE
+ const T1_Builder_FuncsRec t1_builder_funcs;
+
+
+ FT_LOCAL( FT_Error )
+ ps_table_new( PS_Table table,
+ FT_Int count,
+ FT_Memory memory );
+
+ FT_LOCAL( FT_Error )
+ ps_table_add( PS_Table table,
+ FT_Int idx,
+ void* object,
+ FT_PtrDist length );
+
+ FT_LOCAL( void )
+ ps_table_done( PS_Table table );
+
+
+ FT_LOCAL( void )
+ ps_table_release( PS_Table table );
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** T1 PARSER *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ FT_LOCAL( void )
+ ps_parser_skip_spaces( PS_Parser parser );
+
+ FT_LOCAL( void )
+ ps_parser_skip_PS_token( PS_Parser parser );
+
+ FT_LOCAL( void )
+ ps_parser_to_token( PS_Parser parser,
+ T1_Token token );
+
+ FT_LOCAL( void )
+ ps_parser_to_token_array( PS_Parser parser,
+ T1_Token tokens,
+ FT_UInt max_tokens,
+ FT_Int* pnum_tokens );
+
+ FT_LOCAL( FT_Error )
+ ps_parser_load_field( PS_Parser parser,
+ const T1_Field field,
+ void** objects,
+ FT_UInt max_objects,
+ FT_ULong* pflags );
+
+ FT_LOCAL( FT_Error )
+ ps_parser_load_field_table( PS_Parser parser,
+ const T1_Field field,
+ void** objects,
+ FT_UInt max_objects,
+ FT_ULong* pflags );
+
+ FT_LOCAL( FT_Long )
+ ps_parser_to_int( PS_Parser parser );
+
+
+ FT_LOCAL( FT_Error )
+ ps_parser_to_bytes( PS_Parser parser,
+ FT_Byte* bytes,
+ FT_Offset max_bytes,
+ FT_Long* pnum_bytes,
+ FT_Bool delimiters );
+
+
+ FT_LOCAL( FT_Fixed )
+ ps_parser_to_fixed( PS_Parser parser,
+ FT_Int power_ten );
+
+
+ FT_LOCAL( FT_Int )
+ ps_parser_to_coord_array( PS_Parser parser,
+ FT_Int max_coords,
+ FT_Short* coords );
+
+ FT_LOCAL( FT_Int )
+ ps_parser_to_fixed_array( PS_Parser parser,
+ FT_Int max_values,
+ FT_Fixed* values,
+ FT_Int power_ten );
+
+
+ FT_LOCAL( void )
+ ps_parser_init( PS_Parser parser,
+ FT_Byte* base,
+ FT_Byte* limit,
+ FT_Memory memory );
+
+ FT_LOCAL( void )
+ ps_parser_done( PS_Parser parser );
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** T1 BUILDER *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_LOCAL( void )
+ t1_builder_init( T1_Builder builder,
+ FT_Face face,
+ FT_Size size,
+ FT_GlyphSlot glyph,
+ FT_Bool hinting );
+
+ FT_LOCAL( void )
+ t1_builder_done( T1_Builder builder );
+
+ FT_LOCAL( FT_Error )
+ t1_builder_check_points( T1_Builder builder,
+ FT_Int count );
+
+ FT_LOCAL( void )
+ t1_builder_add_point( T1_Builder builder,
+ FT_Pos x,
+ FT_Pos y,
+ FT_Byte flag );
+
+ FT_LOCAL( FT_Error )
+ t1_builder_add_point1( T1_Builder builder,
+ FT_Pos x,
+ FT_Pos y );
+
+ FT_LOCAL( FT_Error )
+ t1_builder_add_contour( T1_Builder builder );
+
+
+ FT_LOCAL( FT_Error )
+ t1_builder_start_point( T1_Builder builder,
+ FT_Pos x,
+ FT_Pos y );
+
+
+ FT_LOCAL( void )
+ t1_builder_close_contour( T1_Builder builder );
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** OTHER *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_LOCAL( void )
+ t1_decrypt( FT_Byte* buffer,
+ FT_Offset length,
+ FT_UShort seed );
+
+
+FT_END_HEADER
+
+#endif /* __PSOBJS_H__ */
+
+
+/* END */
--- /dev/null
+#
+# FreeType 2 PSaux driver configuration rules
+#
+
+
+# Copyright 1996-2000, 2002, 2003, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# PSAUX driver directory
+#
+PSAUX_DIR := $(SRC_DIR)/psaux
+
+
+# compilation flags for the driver
+#
+PSAUX_COMPILE := $(FT_COMPILE) $I$(subst /,$(COMPILER_SEP),$(PSAUX_DIR))
+
+
+# PSAUX driver sources (i.e., C files)
+#
+PSAUX_DRV_SRC := $(PSAUX_DIR)/psobjs.c \
+ $(PSAUX_DIR)/t1decode.c \
+ $(PSAUX_DIR)/t1cmap.c \
+ $(PSAUX_DIR)/afmparse.c \
+ $(PSAUX_DIR)/psconv.c \
+ $(PSAUX_DIR)/psauxmod.c
+
+# PSAUX driver headers
+#
+PSAUX_DRV_H := $(PSAUX_DRV_SRC:%c=%h) \
+ $(PSAUX_DIR)/psauxerr.h
+
+
+# PSAUX driver object(s)
+#
+# PSAUX_DRV_OBJ_M is used during `multi' builds.
+# PSAUX_DRV_OBJ_S is used during `single' builds.
+#
+PSAUX_DRV_OBJ_M := $(PSAUX_DRV_SRC:$(PSAUX_DIR)/%.c=$(OBJ_DIR)/%.$O)
+PSAUX_DRV_OBJ_S := $(OBJ_DIR)/psaux.$O
+
+# PSAUX driver source file for single build
+#
+PSAUX_DRV_SRC_S := $(PSAUX_DIR)/psaux.c
+
+
+# PSAUX driver - single object
+#
+$(PSAUX_DRV_OBJ_S): $(PSAUX_DRV_SRC_S) $(PSAUX_DRV_SRC) \
+ $(FREETYPE_H) $(PSAUX_DRV_H)
+ $(PSAUX_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $(PSAUX_DRV_SRC_S))
+
+
+# PSAUX driver - multiple objects
+#
+$(OBJ_DIR)/%.$O: $(PSAUX_DIR)/%.c $(FREETYPE_H) $(PSAUX_DRV_H)
+ $(PSAUX_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $<)
+
+
+# update main driver object lists
+#
+DRV_OBJS_S += $(PSAUX_DRV_OBJ_S)
+DRV_OBJS_M += $(PSAUX_DRV_OBJ_M)
+
+
+# EOF
--- /dev/null
+/***************************************************************************/
+/* */
+/* t1cmap.c */
+/* */
+/* Type 1 character map support (body). */
+/* */
+/* Copyright 2002, 2003, 2006, 2007, 2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include "t1cmap.h"
+
+#include FT_INTERNAL_DEBUG_H
+
+#include "psauxerr.h"
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** TYPE1 STANDARD (AND EXPERT) ENCODING CMAPS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ static void
+ t1_cmap_std_init( T1_CMapStd cmap,
+ FT_Int is_expert )
+ {
+ T1_Face face = (T1_Face)FT_CMAP_FACE( cmap );
+ FT_Service_PsCMaps psnames = (FT_Service_PsCMaps)face->psnames;
+
+
+ cmap->num_glyphs = face->type1.num_glyphs;
+ cmap->glyph_names = (const char* const*)face->type1.glyph_names;
+ cmap->sid_to_string = psnames->adobe_std_strings;
+ cmap->code_to_sid = is_expert ? psnames->adobe_expert_encoding
+ : psnames->adobe_std_encoding;
+
+ FT_ASSERT( cmap->code_to_sid != NULL );
+ }
+
+
+ FT_CALLBACK_DEF( void )
+ t1_cmap_std_done( T1_CMapStd cmap )
+ {
+ cmap->num_glyphs = 0;
+ cmap->glyph_names = NULL;
+ cmap->sid_to_string = NULL;
+ cmap->code_to_sid = NULL;
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt )
+ t1_cmap_std_char_index( T1_CMapStd cmap,
+ FT_UInt32 char_code )
+ {
+ FT_UInt result = 0;
+
+
+ if ( char_code < 256 )
+ {
+ FT_UInt code, n;
+ const char* glyph_name;
+
+
+ /* convert character code to Adobe SID string */
+ code = cmap->code_to_sid[char_code];
+ glyph_name = cmap->sid_to_string( code );
+
+ /* look for the corresponding glyph name */
+ for ( n = 0; n < cmap->num_glyphs; n++ )
+ {
+ const char* gname = cmap->glyph_names[n];
+
+
+ if ( gname && gname[0] == glyph_name[0] &&
+ ft_strcmp( gname, glyph_name ) == 0 )
+ {
+ result = n;
+ break;
+ }
+ }
+ }
+
+ return result;
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt32 )
+ t1_cmap_std_char_next( T1_CMapStd cmap,
+ FT_UInt32 *pchar_code )
+ {
+ FT_UInt result = 0;
+ FT_UInt32 char_code = *pchar_code + 1;
+
+
+ while ( char_code < 256 )
+ {
+ result = t1_cmap_std_char_index( cmap, char_code );
+ if ( result != 0 )
+ goto Exit;
+
+ char_code++;
+ }
+ char_code = 0;
+
+ Exit:
+ *pchar_code = char_code;
+ return result;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ t1_cmap_standard_init( T1_CMapStd cmap )
+ {
+ t1_cmap_std_init( cmap, 0 );
+ return 0;
+ }
+
+
+ FT_CALLBACK_TABLE_DEF const FT_CMap_ClassRec
+ t1_cmap_standard_class_rec =
+ {
+ sizeof ( T1_CMapStdRec ),
+
+ (FT_CMap_InitFunc) t1_cmap_standard_init,
+ (FT_CMap_DoneFunc) t1_cmap_std_done,
+ (FT_CMap_CharIndexFunc)t1_cmap_std_char_index,
+ (FT_CMap_CharNextFunc) t1_cmap_std_char_next,
+
+ NULL, NULL, NULL, NULL, NULL
+ };
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ t1_cmap_expert_init( T1_CMapStd cmap )
+ {
+ t1_cmap_std_init( cmap, 1 );
+ return 0;
+ }
+
+ FT_CALLBACK_TABLE_DEF const FT_CMap_ClassRec
+ t1_cmap_expert_class_rec =
+ {
+ sizeof ( T1_CMapStdRec ),
+
+ (FT_CMap_InitFunc) t1_cmap_expert_init,
+ (FT_CMap_DoneFunc) t1_cmap_std_done,
+ (FT_CMap_CharIndexFunc)t1_cmap_std_char_index,
+ (FT_CMap_CharNextFunc) t1_cmap_std_char_next,
+
+ NULL, NULL, NULL, NULL, NULL
+ };
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** TYPE1 CUSTOM ENCODING CMAP *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ t1_cmap_custom_init( T1_CMapCustom cmap )
+ {
+ T1_Face face = (T1_Face)FT_CMAP_FACE( cmap );
+ T1_Encoding encoding = &face->type1.encoding;
+
+
+ cmap->first = encoding->code_first;
+ cmap->count = (FT_UInt)( encoding->code_last - cmap->first );
+ cmap->indices = encoding->char_index;
+
+ FT_ASSERT( cmap->indices != NULL );
+ FT_ASSERT( encoding->code_first <= encoding->code_last );
+
+ return 0;
+ }
+
+
+ FT_CALLBACK_DEF( void )
+ t1_cmap_custom_done( T1_CMapCustom cmap )
+ {
+ cmap->indices = NULL;
+ cmap->first = 0;
+ cmap->count = 0;
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt )
+ t1_cmap_custom_char_index( T1_CMapCustom cmap,
+ FT_UInt32 char_code )
+ {
+ FT_UInt result = 0;
+
+
+ if ( ( char_code >= cmap->first ) &&
+ ( char_code < ( cmap->first + cmap->count ) ) )
+ result = cmap->indices[char_code];
+
+ return result;
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt32 )
+ t1_cmap_custom_char_next( T1_CMapCustom cmap,
+ FT_UInt32 *pchar_code )
+ {
+ FT_UInt result = 0;
+ FT_UInt32 char_code = *pchar_code;
+
+
+ ++char_code;
+
+ if ( char_code < cmap->first )
+ char_code = cmap->first;
+
+ for ( ; char_code < ( cmap->first + cmap->count ); char_code++ )
+ {
+ result = cmap->indices[char_code];
+ if ( result != 0 )
+ goto Exit;
+ }
+
+ char_code = 0;
+
+ Exit:
+ *pchar_code = char_code;
+ return result;
+ }
+
+
+ FT_CALLBACK_TABLE_DEF const FT_CMap_ClassRec
+ t1_cmap_custom_class_rec =
+ {
+ sizeof ( T1_CMapCustomRec ),
+
+ (FT_CMap_InitFunc) t1_cmap_custom_init,
+ (FT_CMap_DoneFunc) t1_cmap_custom_done,
+ (FT_CMap_CharIndexFunc)t1_cmap_custom_char_index,
+ (FT_CMap_CharNextFunc) t1_cmap_custom_char_next,
+
+ NULL, NULL, NULL, NULL, NULL
+ };
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** TYPE1 SYNTHETIC UNICODE ENCODING CMAP *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_CALLBACK_DEF( const char * )
+ psaux_get_glyph_name( T1_Face face,
+ FT_UInt idx )
+ {
+ return face->type1.glyph_names[idx];
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ t1_cmap_unicode_init( PS_Unicodes unicodes )
+ {
+ T1_Face face = (T1_Face)FT_CMAP_FACE( unicodes );
+ FT_Memory memory = FT_FACE_MEMORY( face );
+ FT_Service_PsCMaps psnames = (FT_Service_PsCMaps)face->psnames;
+
+
+ return psnames->unicodes_init( memory,
+ unicodes,
+ face->type1.num_glyphs,
+ (PS_GetGlyphNameFunc)&psaux_get_glyph_name,
+ (PS_FreeGlyphNameFunc)NULL,
+ (FT_Pointer)face );
+ }
+
+
+ FT_CALLBACK_DEF( void )
+ t1_cmap_unicode_done( PS_Unicodes unicodes )
+ {
+ FT_Face face = FT_CMAP_FACE( unicodes );
+ FT_Memory memory = FT_FACE_MEMORY( face );
+
+
+ FT_FREE( unicodes->maps );
+ unicodes->num_maps = 0;
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt )
+ t1_cmap_unicode_char_index( PS_Unicodes unicodes,
+ FT_UInt32 char_code )
+ {
+ T1_Face face = (T1_Face)FT_CMAP_FACE( unicodes );
+ FT_Service_PsCMaps psnames = (FT_Service_PsCMaps)face->psnames;
+
+
+ return psnames->unicodes_char_index( unicodes, char_code );
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt32 )
+ t1_cmap_unicode_char_next( PS_Unicodes unicodes,
+ FT_UInt32 *pchar_code )
+ {
+ T1_Face face = (T1_Face)FT_CMAP_FACE( unicodes );
+ FT_Service_PsCMaps psnames = (FT_Service_PsCMaps)face->psnames;
+
+
+ return psnames->unicodes_char_next( unicodes, pchar_code );
+ }
+
+
+ FT_CALLBACK_TABLE_DEF const FT_CMap_ClassRec
+ t1_cmap_unicode_class_rec =
+ {
+ sizeof ( PS_UnicodesRec ),
+
+ (FT_CMap_InitFunc) t1_cmap_unicode_init,
+ (FT_CMap_DoneFunc) t1_cmap_unicode_done,
+ (FT_CMap_CharIndexFunc)t1_cmap_unicode_char_index,
+ (FT_CMap_CharNextFunc) t1_cmap_unicode_char_next,
+
+ NULL, NULL, NULL, NULL, NULL
+ };
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* t1cmap.h */
+/* */
+/* Type 1 character map support (specification). */
+/* */
+/* Copyright 2002, 2003, 2006 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __T1CMAP_H__
+#define __T1CMAP_H__
+
+#include <ft2build.h>
+#include FT_INTERNAL_OBJECTS_H
+#include FT_INTERNAL_TYPE1_TYPES_H
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** TYPE1 STANDARD (AND EXPERT) ENCODING CMAPS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* standard (and expert) encoding cmaps */
+ typedef struct T1_CMapStdRec_* T1_CMapStd;
+
+ typedef struct T1_CMapStdRec_
+ {
+ FT_CMapRec cmap;
+
+ const FT_UShort* code_to_sid;
+ PS_Adobe_Std_StringsFunc sid_to_string;
+
+ FT_UInt num_glyphs;
+ const char* const* glyph_names;
+
+ } T1_CMapStdRec;
+
+
+ FT_CALLBACK_TABLE const FT_CMap_ClassRec
+ t1_cmap_standard_class_rec;
+
+ FT_CALLBACK_TABLE const FT_CMap_ClassRec
+ t1_cmap_expert_class_rec;
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** TYPE1 CUSTOM ENCODING CMAP *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ typedef struct T1_CMapCustomRec_* T1_CMapCustom;
+
+ typedef struct T1_CMapCustomRec_
+ {
+ FT_CMapRec cmap;
+ FT_UInt first;
+ FT_UInt count;
+ FT_UShort* indices;
+
+ } T1_CMapCustomRec;
+
+
+ FT_CALLBACK_TABLE const FT_CMap_ClassRec
+ t1_cmap_custom_class_rec;
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** TYPE1 SYNTHETIC UNICODE ENCODING CMAP *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* unicode (synthetic) cmaps */
+
+ FT_CALLBACK_TABLE const FT_CMap_ClassRec
+ t1_cmap_unicode_class_rec;
+
+ /* */
+
+
+FT_END_HEADER
+
+#endif /* __T1CMAP_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* t1decode.c */
+/* */
+/* PostScript Type 1 decoding routines (body). */
+/* */
+/* Copyright 2000-2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_CALC_H
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_POSTSCRIPT_HINTS_H
+#include FT_OUTLINE_H
+
+#include "t1decode.h"
+#include "psobjs.h"
+
+#include "psauxerr.h"
+
+/* ensure proper sign extension */
+#define Fix2Int( f ) ( (FT_Int)(FT_Short)( (f) >> 16 ) )
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_t1decode
+
+
+ typedef enum T1_Operator_
+ {
+ op_none = 0,
+ op_endchar,
+ op_hsbw,
+ op_seac,
+ op_sbw,
+ op_closepath,
+ op_hlineto,
+ op_hmoveto,
+ op_hvcurveto,
+ op_rlineto,
+ op_rmoveto,
+ op_rrcurveto,
+ op_vhcurveto,
+ op_vlineto,
+ op_vmoveto,
+ op_dotsection,
+ op_hstem,
+ op_hstem3,
+ op_vstem,
+ op_vstem3,
+ op_div,
+ op_callothersubr,
+ op_callsubr,
+ op_pop,
+ op_return,
+ op_setcurrentpoint,
+ op_unknown15,
+
+ op_max /* never remove this one */
+
+ } T1_Operator;
+
+
+ static
+ const FT_Int t1_args_count[op_max] =
+ {
+ 0, /* none */
+ 0, /* endchar */
+ 2, /* hsbw */
+ 5, /* seac */
+ 4, /* sbw */
+ 0, /* closepath */
+ 1, /* hlineto */
+ 1, /* hmoveto */
+ 4, /* hvcurveto */
+ 2, /* rlineto */
+ 2, /* rmoveto */
+ 6, /* rrcurveto */
+ 4, /* vhcurveto */
+ 1, /* vlineto */
+ 1, /* vmoveto */
+ 0, /* dotsection */
+ 2, /* hstem */
+ 6, /* hstem3 */
+ 2, /* vstem */
+ 6, /* vstem3 */
+ 2, /* div */
+ -1, /* callothersubr */
+ 1, /* callsubr */
+ 0, /* pop */
+ 0, /* return */
+ 2, /* setcurrentpoint */
+ 2 /* opcode 15 (undocumented and obsolete) */
+ };
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* t1_lookup_glyph_by_stdcharcode */
+ /* */
+ /* <Description> */
+ /* Looks up a given glyph by its StandardEncoding charcode. Used to */
+ /* implement the SEAC Type 1 operator. */
+ /* */
+ /* <Input> */
+ /* face :: The current face object. */
+ /* */
+ /* charcode :: The character code to look for. */
+ /* */
+ /* <Return> */
+ /* A glyph index in the font face. Returns -1 if the corresponding */
+ /* glyph wasn't found. */
+ /* */
+ static FT_Int
+ t1_lookup_glyph_by_stdcharcode( T1_Decoder decoder,
+ FT_Int charcode )
+ {
+ FT_UInt n;
+ const FT_String* glyph_name;
+ FT_Service_PsCMaps psnames = decoder->psnames;
+
+
+ /* check range of standard char code */
+ if ( charcode < 0 || charcode > 255 )
+ return -1;
+
+ glyph_name = psnames->adobe_std_strings(
+ psnames->adobe_std_encoding[charcode]);
+
+ for ( n = 0; n < decoder->num_glyphs; n++ )
+ {
+ FT_String* name = (FT_String*)decoder->glyph_names[n];
+
+
+ if ( name &&
+ name[0] == glyph_name[0] &&
+ ft_strcmp( name, glyph_name ) == 0 )
+ return n;
+ }
+
+ return -1;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* t1operator_seac */
+ /* */
+ /* <Description> */
+ /* Implements the `seac' Type 1 operator for a Type 1 decoder. */
+ /* */
+ /* <Input> */
+ /* decoder :: The current CID decoder. */
+ /* */
+ /* asb :: The accent's side bearing. */
+ /* */
+ /* adx :: The horizontal offset of the accent. */
+ /* */
+ /* ady :: The vertical offset of the accent. */
+ /* */
+ /* bchar :: The base character's StandardEncoding charcode. */
+ /* */
+ /* achar :: The accent character's StandardEncoding charcode. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ static FT_Error
+ t1operator_seac( T1_Decoder decoder,
+ FT_Pos asb,
+ FT_Pos adx,
+ FT_Pos ady,
+ FT_Int bchar,
+ FT_Int achar )
+ {
+ FT_Error error;
+ FT_Int bchar_index, achar_index;
+#if 0
+ FT_Int n_base_points;
+ FT_Outline* base = decoder->builder.base;
+#endif
+ FT_Vector left_bearing, advance;
+
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+ T1_Face face = (T1_Face)decoder->builder.face;
+#endif
+
+
+ if ( decoder->seac )
+ {
+ FT_ERROR(( "t1operator_seac: invalid nested seac\n" ));
+ return PSaux_Err_Syntax_Error;
+ }
+
+ /* seac weirdness */
+ adx += decoder->builder.left_bearing.x;
+
+ /* `glyph_names' is set to 0 for CID fonts which do not */
+ /* include an encoding. How can we deal with these? */
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+ if ( decoder->glyph_names == 0 &&
+ !face->root.internal->incremental_interface )
+#else
+ if ( decoder->glyph_names == 0 )
+#endif /* FT_CONFIG_OPTION_INCREMENTAL */
+ {
+ FT_ERROR(( "t1operator_seac:"
+ " glyph names table not available in this font\n" ));
+ return PSaux_Err_Syntax_Error;
+ }
+
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+ if ( face->root.internal->incremental_interface )
+ {
+ /* the caller must handle the font encoding also */
+ bchar_index = bchar;
+ achar_index = achar;
+ }
+ else
+#endif
+ {
+ bchar_index = t1_lookup_glyph_by_stdcharcode( decoder, bchar );
+ achar_index = t1_lookup_glyph_by_stdcharcode( decoder, achar );
+ }
+
+ if ( bchar_index < 0 || achar_index < 0 )
+ {
+ FT_ERROR(( "t1operator_seac:"
+ " invalid seac character code arguments\n" ));
+ return PSaux_Err_Syntax_Error;
+ }
+
+ /* if we are trying to load a composite glyph, do not load the */
+ /* accent character and return the array of subglyphs. */
+ if ( decoder->builder.no_recurse )
+ {
+ FT_GlyphSlot glyph = (FT_GlyphSlot)decoder->builder.glyph;
+ FT_GlyphLoader loader = glyph->internal->loader;
+ FT_SubGlyph subg;
+
+
+ /* reallocate subglyph array if necessary */
+ error = FT_GlyphLoader_CheckSubGlyphs( loader, 2 );
+ if ( error )
+ goto Exit;
+
+ subg = loader->current.subglyphs;
+
+ /* subglyph 0 = base character */
+ subg->index = bchar_index;
+ subg->flags = FT_SUBGLYPH_FLAG_ARGS_ARE_XY_VALUES |
+ FT_SUBGLYPH_FLAG_USE_MY_METRICS;
+ subg->arg1 = 0;
+ subg->arg2 = 0;
+ subg++;
+
+ /* subglyph 1 = accent character */
+ subg->index = achar_index;
+ subg->flags = FT_SUBGLYPH_FLAG_ARGS_ARE_XY_VALUES;
+ subg->arg1 = (FT_Int)FIXED_TO_INT( adx - asb );
+ subg->arg2 = (FT_Int)FIXED_TO_INT( ady );
+
+ /* set up remaining glyph fields */
+ glyph->num_subglyphs = 2;
+ glyph->subglyphs = loader->base.subglyphs;
+ glyph->format = FT_GLYPH_FORMAT_COMPOSITE;
+
+ loader->current.num_subglyphs = 2;
+ goto Exit;
+ }
+
+ /* First load `bchar' in builder */
+ /* now load the unscaled outline */
+
+ FT_GlyphLoader_Prepare( decoder->builder.loader ); /* prepare loader */
+
+ /* the seac operator must not be nested */
+ decoder->seac = TRUE;
+ error = t1_decoder_parse_glyph( decoder, bchar_index );
+ decoder->seac = FALSE;
+ if ( error )
+ goto Exit;
+
+ /* save the left bearing and width of the base character */
+ /* as they will be erased by the next load. */
+
+ left_bearing = decoder->builder.left_bearing;
+ advance = decoder->builder.advance;
+
+ decoder->builder.left_bearing.x = 0;
+ decoder->builder.left_bearing.y = 0;
+
+ decoder->builder.pos_x = adx - asb;
+ decoder->builder.pos_y = ady;
+
+ /* Now load `achar' on top of */
+ /* the base outline */
+
+ /* the seac operator must not be nested */
+ decoder->seac = TRUE;
+ error = t1_decoder_parse_glyph( decoder, achar_index );
+ decoder->seac = FALSE;
+ if ( error )
+ goto Exit;
+
+ /* restore the left side bearing and */
+ /* advance width of the base character */
+
+ decoder->builder.left_bearing = left_bearing;
+ decoder->builder.advance = advance;
+
+ decoder->builder.pos_x = 0;
+ decoder->builder.pos_y = 0;
+
+ Exit:
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* t1_decoder_parse_charstrings */
+ /* */
+ /* <Description> */
+ /* Parses a given Type 1 charstrings program. */
+ /* */
+ /* <Input> */
+ /* decoder :: The current Type 1 decoder. */
+ /* */
+ /* charstring_base :: The base address of the charstring stream. */
+ /* */
+ /* charstring_len :: The length in bytes of the charstring stream. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ t1_decoder_parse_charstrings( T1_Decoder decoder,
+ FT_Byte* charstring_base,
+ FT_UInt charstring_len )
+ {
+ FT_Error error;
+ T1_Decoder_Zone zone;
+ FT_Byte* ip;
+ FT_Byte* limit;
+ T1_Builder builder = &decoder->builder;
+ FT_Pos x, y, orig_x, orig_y;
+ FT_Int known_othersubr_result_cnt = 0;
+ FT_Int unknown_othersubr_result_cnt = 0;
+ FT_Bool large_int;
+ FT_Fixed seed;
+
+ T1_Hints_Funcs hinter;
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+ FT_Bool bol = TRUE;
+#endif
+
+
+ /* compute random seed from stack address of parameter */
+ seed = (FT_Fixed)( ( (FT_PtrDist)(char*)&seed ^
+ (FT_PtrDist)(char*)&decoder ^
+ (FT_PtrDist)(char*)&charstring_base ) &
+ FT_ULONG_MAX ) ;
+ seed = ( seed ^ ( seed >> 10 ) ^ ( seed >> 20 ) ) & 0xFFFFL;
+ if ( seed == 0 )
+ seed = 0x7384;
+
+ /* First of all, initialize the decoder */
+ decoder->top = decoder->stack;
+ decoder->zone = decoder->zones;
+ zone = decoder->zones;
+
+ builder->parse_state = T1_Parse_Start;
+
+ hinter = (T1_Hints_Funcs)builder->hints_funcs;
+
+ /* a font that reads BuildCharArray without setting */
+ /* its values first is buggy, but ... */
+ FT_ASSERT( ( decoder->len_buildchar == 0 ) ==
+ ( decoder->buildchar == NULL ) );
+
+ if ( decoder->buildchar && decoder->len_buildchar > 0 )
+ ft_memset( &decoder->buildchar[0],
+ 0,
+ sizeof ( decoder->buildchar[0] ) * decoder->len_buildchar );
+
+ FT_TRACE4(( "\n"
+ "Start charstring\n" ));
+
+ zone->base = charstring_base;
+ limit = zone->limit = charstring_base + charstring_len;
+ ip = zone->cursor = zone->base;
+
+ error = PSaux_Err_Ok;
+
+ x = orig_x = builder->pos_x;
+ y = orig_y = builder->pos_y;
+
+ /* begin hints recording session, if any */
+ if ( hinter )
+ hinter->open( hinter->hints );
+
+ large_int = FALSE;
+
+ /* now, execute loop */
+ while ( ip < limit )
+ {
+ FT_Long* top = decoder->top;
+ T1_Operator op = op_none;
+ FT_Int32 value = 0;
+
+
+ FT_ASSERT( known_othersubr_result_cnt == 0 ||
+ unknown_othersubr_result_cnt == 0 );
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+ if ( bol )
+ {
+ FT_TRACE5(( " (%d)", decoder->top - decoder->stack ));
+ bol = FALSE;
+ }
+#endif
+
+ /*********************************************************************/
+ /* */
+ /* Decode operator or operand */
+ /* */
+ /* */
+
+ /* first of all, decompress operator or value */
+ switch ( *ip++ )
+ {
+ case 1:
+ op = op_hstem;
+ break;
+
+ case 3:
+ op = op_vstem;
+ break;
+ case 4:
+ op = op_vmoveto;
+ break;
+ case 5:
+ op = op_rlineto;
+ break;
+ case 6:
+ op = op_hlineto;
+ break;
+ case 7:
+ op = op_vlineto;
+ break;
+ case 8:
+ op = op_rrcurveto;
+ break;
+ case 9:
+ op = op_closepath;
+ break;
+ case 10:
+ op = op_callsubr;
+ break;
+ case 11:
+ op = op_return;
+ break;
+
+ case 13:
+ op = op_hsbw;
+ break;
+ case 14:
+ op = op_endchar;
+ break;
+
+ case 15: /* undocumented, obsolete operator */
+ op = op_unknown15;
+ break;
+
+ case 21:
+ op = op_rmoveto;
+ break;
+ case 22:
+ op = op_hmoveto;
+ break;
+
+ case 30:
+ op = op_vhcurveto;
+ break;
+ case 31:
+ op = op_hvcurveto;
+ break;
+
+ case 12:
+ if ( ip > limit )
+ {
+ FT_ERROR(( "t1_decoder_parse_charstrings:"
+ " invalid escape (12+EOF)\n" ));
+ goto Syntax_Error;
+ }
+
+ switch ( *ip++ )
+ {
+ case 0:
+ op = op_dotsection;
+ break;
+ case 1:
+ op = op_vstem3;
+ break;
+ case 2:
+ op = op_hstem3;
+ break;
+ case 6:
+ op = op_seac;
+ break;
+ case 7:
+ op = op_sbw;
+ break;
+ case 12:
+ op = op_div;
+ break;
+ case 16:
+ op = op_callothersubr;
+ break;
+ case 17:
+ op = op_pop;
+ break;
+ case 33:
+ op = op_setcurrentpoint;
+ break;
+
+ default:
+ FT_ERROR(( "t1_decoder_parse_charstrings:"
+ " invalid escape (12+%d)\n",
+ ip[-1] ));
+ goto Syntax_Error;
+ }
+ break;
+
+ case 255: /* four bytes integer */
+ if ( ip + 4 > limit )
+ {
+ FT_ERROR(( "t1_decoder_parse_charstrings:"
+ " unexpected EOF in integer\n" ));
+ goto Syntax_Error;
+ }
+
+ value = (FT_Int32)( ( (FT_Long)ip[0] << 24 ) |
+ ( (FT_Long)ip[1] << 16 ) |
+ ( (FT_Long)ip[2] << 8 ) |
+ ip[3] );
+ ip += 4;
+
+ /* According to the specification, values > 32000 or < -32000 must */
+ /* be followed by a `div' operator to make the result be in the */
+ /* range [-32000;32000]. We expect that the second argument of */
+ /* `div' is not a large number. Additionally, we don't handle */
+ /* stuff like `<large1> <large2> <num> div <num> div' or */
+ /* <large1> <large2> <num> div div'. This is probably not allowed */
+ /* anyway. */
+ if ( value > 32000 || value < -32000 )
+ {
+ if ( large_int )
+ {
+ FT_ERROR(( "t1_decoder_parse_charstrings:"
+ " no `div' after large integer\n" ));
+ }
+ else
+ large_int = TRUE;
+ }
+ else
+ {
+ if ( !large_int )
+ value <<= 16;
+ }
+
+ break;
+
+ default:
+ if ( ip[-1] >= 32 )
+ {
+ if ( ip[-1] < 247 )
+ value = (FT_Int32)ip[-1] - 139;
+ else
+ {
+ if ( ++ip > limit )
+ {
+ FT_ERROR(( "t1_decoder_parse_charstrings:"
+ " unexpected EOF in integer\n" ));
+ goto Syntax_Error;
+ }
+
+ if ( ip[-2] < 251 )
+ value = ( ( (FT_Int32)ip[-2] - 247 ) << 8 ) + ip[-1] + 108;
+ else
+ value = -( ( ( (FT_Int32)ip[-2] - 251 ) << 8 ) + ip[-1] + 108 );
+ }
+
+ if ( !large_int )
+ value <<= 16;
+ }
+ else
+ {
+ FT_ERROR(( "t1_decoder_parse_charstrings:"
+ " invalid byte (%d)\n", ip[-1] ));
+ goto Syntax_Error;
+ }
+ }
+
+ if ( unknown_othersubr_result_cnt > 0 )
+ {
+ switch ( op )
+ {
+ case op_callsubr:
+ case op_return:
+ case op_none:
+ case op_pop:
+ break;
+
+ default:
+ /* all operands have been transferred by previous pops */
+ unknown_othersubr_result_cnt = 0;
+ break;
+ }
+ }
+
+ if ( large_int && !( op == op_none || op == op_div ) )
+ {
+ FT_ERROR(( "t1_decoder_parse_charstrings:"
+ " no `div' after large integer\n" ));
+
+ large_int = FALSE;
+ }
+
+ /*********************************************************************/
+ /* */
+ /* Push value on stack, or process operator */
+ /* */
+ /* */
+ if ( op == op_none )
+ {
+ if ( top - decoder->stack >= T1_MAX_CHARSTRINGS_OPERANDS )
+ {
+ FT_ERROR(( "t1_decoder_parse_charstrings: stack overflow\n" ));
+ goto Syntax_Error;
+ }
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+ if ( large_int )
+ FT_TRACE4(( " %ld", value ));
+ else
+ FT_TRACE4(( " %ld", Fix2Int( value ) ));
+#endif
+
+ *top++ = value;
+ decoder->top = top;
+ }
+ else if ( op == op_callothersubr ) /* callothersubr */
+ {
+ FT_Int subr_no;
+ FT_Int arg_cnt;
+
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+ FT_TRACE4(( " callothersubr\n" ));
+ bol = TRUE;
+#endif
+
+ if ( top - decoder->stack < 2 )
+ goto Stack_Underflow;
+
+ top -= 2;
+
+ subr_no = Fix2Int( top[1] );
+ arg_cnt = Fix2Int( top[0] );
+
+ /***********************************************************/
+ /* */
+ /* remove all operands to callothersubr from the stack */
+ /* */
+ /* for handled othersubrs, where we know the number of */
+ /* arguments, we increase the stack by the value of */
+ /* known_othersubr_result_cnt */
+ /* */
+ /* for unhandled othersubrs the following pops adjust the */
+ /* stack pointer as necessary */
+
+ if ( arg_cnt > top - decoder->stack )
+ goto Stack_Underflow;
+
+ top -= arg_cnt;
+
+ known_othersubr_result_cnt = 0;
+ unknown_othersubr_result_cnt = 0;
+
+ /* XXX TODO: The checks to `arg_count == <whatever>' */
+ /* might not be correct; an othersubr expects a certain */
+ /* number of operands on the PostScript stack (as opposed */
+ /* to the T1 stack) but it doesn't have to put them there */
+ /* by itself; previous othersubrs might have left the */
+ /* operands there if they were not followed by an */
+ /* appropriate number of pops */
+ /* */
+ /* On the other hand, Adobe Reader 7.0.8 for Linux doesn't */
+ /* accept a font that contains charstrings like */
+ /* */
+ /* 100 200 2 20 callothersubr */
+ /* 300 1 20 callothersubr pop */
+ /* */
+ /* Perhaps this is the reason why BuildCharArray exists. */
+
+ switch ( subr_no )
+ {
+ case 0: /* end flex feature */
+ if ( arg_cnt != 3 )
+ goto Unexpected_OtherSubr;
+
+ if ( decoder->flex_state == 0 ||
+ decoder->num_flex_vectors != 7 )
+ {
+ FT_ERROR(( "t1_decoder_parse_charstrings:"
+ " unexpected flex end\n" ));
+ goto Syntax_Error;
+ }
+
+ /* the two `results' are popped by the following setcurrentpoint */
+ top[0] = x;
+ top[1] = y;
+ known_othersubr_result_cnt = 2;
+ break;
+
+ case 1: /* start flex feature */
+ if ( arg_cnt != 0 )
+ goto Unexpected_OtherSubr;
+
+ decoder->flex_state = 1;
+ decoder->num_flex_vectors = 0;
+ if ( ( error = t1_builder_start_point( builder, x, y ) )
+ != PSaux_Err_Ok ||
+ ( error = t1_builder_check_points( builder, 6 ) )
+ != PSaux_Err_Ok )
+ goto Fail;
+ break;
+
+ case 2: /* add flex vectors */
+ {
+ FT_Int idx;
+
+
+ if ( arg_cnt != 0 )
+ goto Unexpected_OtherSubr;
+
+ if ( decoder->flex_state == 0 )
+ {
+ FT_ERROR(( "t1_decoder_parse_charstrings:"
+ " missing flex start\n" ));
+ goto Syntax_Error;
+ }
+
+ /* note that we should not add a point for index 0; */
+ /* this will move our current position to the flex */
+ /* point without adding any point to the outline */
+ idx = decoder->num_flex_vectors++;
+ if ( idx > 0 && idx < 7 )
+ t1_builder_add_point( builder,
+ x,
+ y,
+ (FT_Byte)( idx == 3 || idx == 6 ) );
+ }
+ break;
+
+ case 3: /* change hints */
+ if ( arg_cnt != 1 )
+ goto Unexpected_OtherSubr;
+
+ known_othersubr_result_cnt = 1;
+
+ if ( hinter )
+ hinter->reset( hinter->hints, builder->current->n_points );
+ break;
+
+ case 12:
+ case 13:
+ /* counter control hints, clear stack */
+ top = decoder->stack;
+ break;
+
+ case 14:
+ case 15:
+ case 16:
+ case 17:
+ case 18: /* multiple masters */
+ {
+ PS_Blend blend = decoder->blend;
+ FT_UInt num_points, nn, mm;
+ FT_Long* delta;
+ FT_Long* values;
+
+
+ if ( !blend )
+ {
+ FT_ERROR(( "t1_decoder_parse_charstrings:"
+ " unexpected multiple masters operator\n" ));
+ goto Syntax_Error;
+ }
+
+ num_points = (FT_UInt)subr_no - 13 + ( subr_no == 18 );
+ if ( arg_cnt != (FT_Int)( num_points * blend->num_designs ) )
+ {
+ FT_ERROR(( "t1_decoder_parse_charstrings:"
+ " incorrect number of multiple masters arguments\n" ));
+ goto Syntax_Error;
+ }
+
+ /* We want to compute */
+ /* */
+ /* a0*w0 + a1*w1 + ... + ak*wk */
+ /* */
+ /* but we only have a0, a1-a0, a2-a0, ..., ak-a0. */
+ /* */
+ /* However, given that w0 + w1 + ... + wk == 1, we can */
+ /* rewrite it easily as */
+ /* */
+ /* a0 + (a1-a0)*w1 + (a2-a0)*w2 + ... + (ak-a0)*wk */
+ /* */
+ /* where k == num_designs-1. */
+ /* */
+ /* I guess that's why it's written in this `compact' */
+ /* form. */
+ /* */
+ delta = top + num_points;
+ values = top;
+ for ( nn = 0; nn < num_points; nn++ )
+ {
+ FT_Long tmp = values[0];
+
+
+ for ( mm = 1; mm < blend->num_designs; mm++ )
+ tmp += FT_MulFix( *delta++, blend->weight_vector[mm] );
+
+ *values++ = tmp;
+ }
+
+ known_othersubr_result_cnt = num_points;
+ break;
+ }
+
+ case 19:
+ /* <idx> 1 19 callothersubr */
+ /* => replace elements starting from index cvi( <idx> ) */
+ /* of BuildCharArray with WeightVector */
+ {
+ FT_Int idx;
+ PS_Blend blend = decoder->blend;
+
+
+ if ( arg_cnt != 1 || blend == NULL )
+ goto Unexpected_OtherSubr;
+
+ idx = Fix2Int( top[0] );
+
+ if ( idx < 0 ||
+ idx + blend->num_designs > decoder->len_buildchar )
+ goto Unexpected_OtherSubr;
+
+ ft_memcpy( &decoder->buildchar[idx],
+ blend->weight_vector,
+ blend->num_designs *
+ sizeof ( blend->weight_vector[0] ) );
+ }
+ break;
+
+ case 20:
+ /* <arg1> <arg2> 2 20 callothersubr pop */
+ /* ==> push <arg1> + <arg2> onto T1 stack */
+ if ( arg_cnt != 2 )
+ goto Unexpected_OtherSubr;
+
+ top[0] += top[1]; /* XXX (over|under)flow */
+
+ known_othersubr_result_cnt = 1;
+ break;
+
+ case 21:
+ /* <arg1> <arg2> 2 21 callothersubr pop */
+ /* ==> push <arg1> - <arg2> onto T1 stack */
+ if ( arg_cnt != 2 )
+ goto Unexpected_OtherSubr;
+
+ top[0] -= top[1]; /* XXX (over|under)flow */
+
+ known_othersubr_result_cnt = 1;
+ break;
+
+ case 22:
+ /* <arg1> <arg2> 2 22 callothersubr pop */
+ /* ==> push <arg1> * <arg2> onto T1 stack */
+ if ( arg_cnt != 2 )
+ goto Unexpected_OtherSubr;
+
+ top[0] = FT_MulFix( top[0], top[1] );
+
+ known_othersubr_result_cnt = 1;
+ break;
+
+ case 23:
+ /* <arg1> <arg2> 2 23 callothersubr pop */
+ /* ==> push <arg1> / <arg2> onto T1 stack */
+ if ( arg_cnt != 2 || top[1] == 0 )
+ goto Unexpected_OtherSubr;
+
+ top[0] = FT_DivFix( top[0], top[1] );
+
+ known_othersubr_result_cnt = 1;
+ break;
+
+ case 24:
+ /* <val> <idx> 2 24 callothersubr */
+ /* ==> set BuildCharArray[cvi( <idx> )] = <val> */
+ {
+ FT_Int idx;
+ PS_Blend blend = decoder->blend;
+
+
+ if ( arg_cnt != 2 || blend == NULL )
+ goto Unexpected_OtherSubr;
+
+ idx = Fix2Int( top[1] );
+
+ if ( idx < 0 || (FT_UInt) idx >= decoder->len_buildchar )
+ goto Unexpected_OtherSubr;
+
+ decoder->buildchar[idx] = top[0];
+ }
+ break;
+
+ case 25:
+ /* <idx> 1 25 callothersubr pop */
+ /* ==> push BuildCharArray[cvi( idx )] */
+ /* onto T1 stack */
+ {
+ FT_Int idx;
+ PS_Blend blend = decoder->blend;
+
+
+ if ( arg_cnt != 1 || blend == NULL )
+ goto Unexpected_OtherSubr;
+
+ idx = Fix2Int( top[0] );
+
+ if ( idx < 0 || (FT_UInt) idx >= decoder->len_buildchar )
+ goto Unexpected_OtherSubr;
+
+ top[0] = decoder->buildchar[idx];
+ }
+
+ known_othersubr_result_cnt = 1;
+ break;
+
+#if 0
+ case 26:
+ /* <val> mark <idx> ==> set BuildCharArray[cvi( <idx> )] = <val>, */
+ /* leave mark on T1 stack */
+ /* <val> <idx> ==> set BuildCharArray[cvi( <idx> )] = <val> */
+ XXX which routine has left its mark on the (PostScript) stack?;
+ break;
+#endif
+
+ case 27:
+ /* <res1> <res2> <val1> <val2> 4 27 callothersubr pop */
+ /* ==> push <res1> onto T1 stack if <val1> <= <val2>, */
+ /* otherwise push <res2> */
+ if ( arg_cnt != 4 )
+ goto Unexpected_OtherSubr;
+
+ if ( top[2] > top[3] )
+ top[0] = top[1];
+
+ known_othersubr_result_cnt = 1;
+ break;
+
+ case 28:
+ /* 0 28 callothersubr pop */
+ /* => push random value from interval [0, 1) onto stack */
+ if ( arg_cnt != 0 )
+ goto Unexpected_OtherSubr;
+
+ {
+ FT_Fixed Rand;
+
+
+ Rand = seed;
+ if ( Rand >= 0x8000L )
+ Rand++;
+
+ top[0] = Rand;
+
+ seed = FT_MulFix( seed, 0x10000L - seed );
+ if ( seed == 0 )
+ seed += 0x2873;
+ }
+
+ known_othersubr_result_cnt = 1;
+ break;
+
+ default:
+ if ( arg_cnt >= 0 && subr_no >= 0 )
+ {
+ FT_ERROR(( "t1_decoder_parse_charstrings:"
+ " unknown othersubr [%d %d], wish me luck\n",
+ arg_cnt, subr_no ));
+ unknown_othersubr_result_cnt = arg_cnt;
+ break;
+ }
+ /* fall through */
+
+ Unexpected_OtherSubr:
+ FT_ERROR(( "t1_decoder_parse_charstrings:"
+ " invalid othersubr [%d %d]\n", arg_cnt, subr_no ));
+ goto Syntax_Error;
+ }
+
+ top += known_othersubr_result_cnt;
+
+ decoder->top = top;
+ }
+ else /* general operator */
+ {
+ FT_Int num_args = t1_args_count[op];
+
+
+ FT_ASSERT( num_args >= 0 );
+
+ if ( top - decoder->stack < num_args )
+ goto Stack_Underflow;
+
+ /* XXX Operators usually take their operands from the */
+ /* bottom of the stack, i.e., the operands are */
+ /* decoder->stack[0], ..., decoder->stack[num_args - 1]; */
+ /* only div, callsubr, and callothersubr are different. */
+ /* In practice it doesn't matter (?). */
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+
+ switch ( op )
+ {
+ case op_callsubr:
+ case op_div:
+ case op_callothersubr:
+ case op_pop:
+ case op_return:
+ break;
+
+ default:
+ if ( top - decoder->stack != num_args )
+ FT_TRACE0(( "t1_decoder_parse_charstrings:"
+ " too much operands on the stack"
+ " (seen %d, expected %d)\n",
+ top - decoder->stack, num_args ));
+ break;
+ }
+
+#endif /* FT_DEBUG_LEVEL_TRACE */
+
+ top -= num_args;
+
+ switch ( op )
+ {
+ case op_endchar:
+ FT_TRACE4(( " endchar\n" ));
+
+ t1_builder_close_contour( builder );
+
+ /* close hints recording session */
+ if ( hinter )
+ {
+ if ( hinter->close( hinter->hints, builder->current->n_points ) )
+ goto Syntax_Error;
+
+ /* apply hints to the loaded glyph outline now */
+ hinter->apply( hinter->hints,
+ builder->current,
+ (PSH_Globals)builder->hints_globals,
+ decoder->hint_mode );
+ }
+
+ /* add current outline to the glyph slot */
+ FT_GlyphLoader_Add( builder->loader );
+
+ /* the compiler should optimize away this empty loop but ... */
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+
+ if ( decoder->len_buildchar > 0 )
+ {
+ FT_UInt i;
+
+
+ FT_TRACE4(( "BuildCharArray = [ " ));
+
+ for ( i = 0; i < decoder->len_buildchar; ++i )
+ FT_TRACE4(( "%d ", decoder->buildchar[i] ));
+
+ FT_TRACE4(( "]\n" ));
+ }
+
+#endif /* FT_DEBUG_LEVEL_TRACE */
+
+ FT_TRACE4(( "\n" ));
+
+ /* return now! */
+ return PSaux_Err_Ok;
+
+ case op_hsbw:
+ FT_TRACE4(( " hsbw" ));
+
+ builder->parse_state = T1_Parse_Have_Width;
+
+ builder->left_bearing.x += top[0];
+ builder->advance.x = top[1];
+ builder->advance.y = 0;
+
+ orig_x = x = builder->pos_x + top[0];
+ orig_y = y = builder->pos_y;
+
+ FT_UNUSED( orig_y );
+
+ /* the `metrics_only' indicates that we only want to compute */
+ /* the glyph's metrics (lsb + advance width), not load the */
+ /* rest of it; so exit immediately */
+ if ( builder->metrics_only )
+ return PSaux_Err_Ok;
+
+ break;
+
+ case op_seac:
+ return t1operator_seac( decoder,
+ top[0],
+ top[1],
+ top[2],
+ Fix2Int( top[3] ),
+ Fix2Int( top[4] ) );
+
+ case op_sbw:
+ FT_TRACE4(( " sbw" ));
+
+ builder->parse_state = T1_Parse_Have_Width;
+
+ builder->left_bearing.x += top[0];
+ builder->left_bearing.y += top[1];
+ builder->advance.x = top[2];
+ builder->advance.y = top[3];
+
+ x = builder->pos_x + top[0];
+ y = builder->pos_y + top[1];
+
+ /* the `metrics_only' indicates that we only want to compute */
+ /* the glyph's metrics (lsb + advance width), not load the */
+ /* rest of it; so exit immediately */
+ if ( builder->metrics_only )
+ return PSaux_Err_Ok;
+
+ break;
+
+ case op_closepath:
+ FT_TRACE4(( " closepath" ));
+
+ /* if there is no path, `closepath' is a no-op */
+ if ( builder->parse_state == T1_Parse_Have_Path ||
+ builder->parse_state == T1_Parse_Have_Moveto )
+ t1_builder_close_contour( builder );
+
+ builder->parse_state = T1_Parse_Have_Width;
+ break;
+
+ case op_hlineto:
+ FT_TRACE4(( " hlineto" ));
+
+ if ( ( error = t1_builder_start_point( builder, x, y ) )
+ != PSaux_Err_Ok )
+ goto Fail;
+
+ x += top[0];
+ goto Add_Line;
+
+ case op_hmoveto:
+ FT_TRACE4(( " hmoveto" ));
+
+ x += top[0];
+ if ( !decoder->flex_state )
+ {
+ if ( builder->parse_state == T1_Parse_Start )
+ goto Syntax_Error;
+ builder->parse_state = T1_Parse_Have_Moveto;
+ }
+ break;
+
+ case op_hvcurveto:
+ FT_TRACE4(( " hvcurveto" ));
+
+ if ( ( error = t1_builder_start_point( builder, x, y ) )
+ != PSaux_Err_Ok ||
+ ( error = t1_builder_check_points( builder, 3 ) )
+ != PSaux_Err_Ok )
+ goto Fail;
+
+ x += top[0];
+ t1_builder_add_point( builder, x, y, 0 );
+ x += top[1];
+ y += top[2];
+ t1_builder_add_point( builder, x, y, 0 );
+ y += top[3];
+ t1_builder_add_point( builder, x, y, 1 );
+ break;
+
+ case op_rlineto:
+ FT_TRACE4(( " rlineto" ));
+
+ if ( ( error = t1_builder_start_point( builder, x, y ) )
+ != PSaux_Err_Ok )
+ goto Fail;
+
+ x += top[0];
+ y += top[1];
+
+ Add_Line:
+ if ( ( error = t1_builder_add_point1( builder, x, y ) )
+ != PSaux_Err_Ok )
+ goto Fail;
+ break;
+
+ case op_rmoveto:
+ FT_TRACE4(( " rmoveto" ));
+
+ x += top[0];
+ y += top[1];
+ if ( !decoder->flex_state )
+ {
+ if ( builder->parse_state == T1_Parse_Start )
+ goto Syntax_Error;
+ builder->parse_state = T1_Parse_Have_Moveto;
+ }
+ break;
+
+ case op_rrcurveto:
+ FT_TRACE4(( " rrcurveto" ));
+
+ if ( ( error = t1_builder_start_point( builder, x, y ) )
+ != PSaux_Err_Ok ||
+ ( error = t1_builder_check_points( builder, 3 ) )
+ != PSaux_Err_Ok )
+ goto Fail;
+
+ x += top[0];
+ y += top[1];
+ t1_builder_add_point( builder, x, y, 0 );
+
+ x += top[2];
+ y += top[3];
+ t1_builder_add_point( builder, x, y, 0 );
+
+ x += top[4];
+ y += top[5];
+ t1_builder_add_point( builder, x, y, 1 );
+ break;
+
+ case op_vhcurveto:
+ FT_TRACE4(( " vhcurveto" ));
+
+ if ( ( error = t1_builder_start_point( builder, x, y ) )
+ != PSaux_Err_Ok ||
+ ( error = t1_builder_check_points( builder, 3 ) )
+ != PSaux_Err_Ok )
+ goto Fail;
+
+ y += top[0];
+ t1_builder_add_point( builder, x, y, 0 );
+ x += top[1];
+ y += top[2];
+ t1_builder_add_point( builder, x, y, 0 );
+ x += top[3];
+ t1_builder_add_point( builder, x, y, 1 );
+ break;
+
+ case op_vlineto:
+ FT_TRACE4(( " vlineto" ));
+
+ if ( ( error = t1_builder_start_point( builder, x, y ) )
+ != PSaux_Err_Ok )
+ goto Fail;
+
+ y += top[0];
+ goto Add_Line;
+
+ case op_vmoveto:
+ FT_TRACE4(( " vmoveto" ));
+
+ y += top[0];
+ if ( !decoder->flex_state )
+ {
+ if ( builder->parse_state == T1_Parse_Start )
+ goto Syntax_Error;
+ builder->parse_state = T1_Parse_Have_Moveto;
+ }
+ break;
+
+ case op_div:
+ FT_TRACE4(( " div" ));
+
+ /* if `large_int' is set, we divide unscaled numbers; */
+ /* otherwise, we divide numbers in 16.16 format -- */
+ /* in both cases, it is the same operation */
+ *top = FT_DivFix( top[0], top[1] );
+ ++top;
+
+ large_int = FALSE;
+ break;
+
+ case op_callsubr:
+ {
+ FT_Int idx;
+
+
+ FT_TRACE4(( " callsubr" ));
+
+ idx = Fix2Int( top[0] );
+ if ( idx < 0 || idx >= (FT_Int)decoder->num_subrs )
+ {
+ FT_ERROR(( "t1_decoder_parse_charstrings:"
+ " invalid subrs index\n" ));
+ goto Syntax_Error;
+ }
+
+ if ( zone - decoder->zones >= T1_MAX_SUBRS_CALLS )
+ {
+ FT_ERROR(( "t1_decoder_parse_charstrings:"
+ " too many nested subrs\n" ));
+ goto Syntax_Error;
+ }
+
+ zone->cursor = ip; /* save current instruction pointer */
+
+ zone++;
+
+ /* The Type 1 driver stores subroutines without the seed bytes. */
+ /* The CID driver stores subroutines with seed bytes. This */
+ /* case is taken care of when decoder->subrs_len == 0. */
+ zone->base = decoder->subrs[idx];
+
+ if ( decoder->subrs_len )
+ zone->limit = zone->base + decoder->subrs_len[idx];
+ else
+ {
+ /* We are using subroutines from a CID font. We must adjust */
+ /* for the seed bytes. */
+ zone->base += ( decoder->lenIV >= 0 ? decoder->lenIV : 0 );
+ zone->limit = decoder->subrs[idx + 1];
+ }
+
+ zone->cursor = zone->base;
+
+ if ( !zone->base )
+ {
+ FT_ERROR(( "t1_decoder_parse_charstrings:"
+ " invoking empty subrs\n" ));
+ goto Syntax_Error;
+ }
+
+ decoder->zone = zone;
+ ip = zone->base;
+ limit = zone->limit;
+ break;
+ }
+
+ case op_pop:
+ FT_TRACE4(( " pop" ));
+
+ if ( known_othersubr_result_cnt > 0 )
+ {
+ known_othersubr_result_cnt--;
+ /* ignore, we pushed the operands ourselves */
+ break;
+ }
+
+ if ( unknown_othersubr_result_cnt == 0 )
+ {
+ FT_ERROR(( "t1_decoder_parse_charstrings:"
+ " no more operands for othersubr\n" ));
+ goto Syntax_Error;
+ }
+
+ unknown_othersubr_result_cnt--;
+ top++; /* `push' the operand to callothersubr onto the stack */
+ break;
+
+ case op_return:
+ FT_TRACE4(( " return" ));
+
+ if ( zone <= decoder->zones )
+ {
+ FT_ERROR(( "t1_decoder_parse_charstrings:"
+ " unexpected return\n" ));
+ goto Syntax_Error;
+ }
+
+ zone--;
+ ip = zone->cursor;
+ limit = zone->limit;
+ decoder->zone = zone;
+ break;
+
+ case op_dotsection:
+ FT_TRACE4(( " dotsection" ));
+
+ break;
+
+ case op_hstem:
+ FT_TRACE4(( " hstem" ));
+
+ /* record horizontal hint */
+ if ( hinter )
+ {
+ /* top[0] += builder->left_bearing.y; */
+ hinter->stem( hinter->hints, 1, top );
+ }
+ break;
+
+ case op_hstem3:
+ FT_TRACE4(( " hstem3" ));
+
+ /* record horizontal counter-controlled hints */
+ if ( hinter )
+ hinter->stem3( hinter->hints, 1, top );
+ break;
+
+ case op_vstem:
+ FT_TRACE4(( " vstem" ));
+
+ /* record vertical hint */
+ if ( hinter )
+ {
+ top[0] += orig_x;
+ hinter->stem( hinter->hints, 0, top );
+ }
+ break;
+
+ case op_vstem3:
+ FT_TRACE4(( " vstem3" ));
+
+ /* record vertical counter-controlled hints */
+ if ( hinter )
+ {
+ FT_Pos dx = orig_x;
+
+
+ top[0] += dx;
+ top[2] += dx;
+ top[4] += dx;
+ hinter->stem3( hinter->hints, 0, top );
+ }
+ break;
+
+ case op_setcurrentpoint:
+ FT_TRACE4(( " setcurrentpoint" ));
+
+ /* From the T1 specification, section 6.4: */
+ /* */
+ /* The setcurrentpoint command is used only in */
+ /* conjunction with results from OtherSubrs procedures. */
+
+ /* known_othersubr_result_cnt != 0 is already handled */
+ /* above. */
+
+ /* Note, however, that both Ghostscript and Adobe */
+ /* Distiller handle this situation by silently ignoring */
+ /* the inappropriate `setcurrentpoint' instruction. So */
+ /* we do the same. */
+#if 0
+
+ if ( decoder->flex_state != 1 )
+ {
+ FT_ERROR(( "t1_decoder_parse_charstrings:"
+ " unexpected `setcurrentpoint'\n" ));
+ goto Syntax_Error;
+ }
+ else
+ ...
+#endif
+
+ x = top[0];
+ y = top[1];
+ decoder->flex_state = 0;
+ break;
+
+ case op_unknown15:
+ FT_TRACE4(( " opcode_15" ));
+ /* nothing to do except to pop the two arguments */
+ break;
+
+ default:
+ FT_ERROR(( "t1_decoder_parse_charstrings:"
+ " unhandled opcode %d\n", op ));
+ goto Syntax_Error;
+ }
+
+ /* XXX Operators usually clear the operand stack; */
+ /* only div, callsubr, callothersubr, pop, and */
+ /* return are different. */
+ /* In practice it doesn't matter (?). */
+
+ decoder->top = top;
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+ FT_TRACE4(( "\n" ));
+ bol = TRUE;
+#endif
+
+ } /* general operator processing */
+
+ } /* while ip < limit */
+
+ FT_TRACE4(( "..end..\n\n" ));
+
+ Fail:
+ return error;
+
+ Syntax_Error:
+ return PSaux_Err_Syntax_Error;
+
+ Stack_Underflow:
+ return PSaux_Err_Stack_Underflow;
+ }
+
+
+ /* parse a single Type 1 glyph */
+ FT_LOCAL_DEF( FT_Error )
+ t1_decoder_parse_glyph( T1_Decoder decoder,
+ FT_UInt glyph )
+ {
+ return decoder->parse_callback( decoder, glyph );
+ }
+
+
+ /* initialize T1 decoder */
+ FT_LOCAL_DEF( FT_Error )
+ t1_decoder_init( T1_Decoder decoder,
+ FT_Face face,
+ FT_Size size,
+ FT_GlyphSlot slot,
+ FT_Byte** glyph_names,
+ PS_Blend blend,
+ FT_Bool hinting,
+ FT_Render_Mode hint_mode,
+ T1_Decoder_Callback parse_callback )
+ {
+ FT_MEM_ZERO( decoder, sizeof ( *decoder ) );
+
+ /* retrieve PSNames interface from list of current modules */
+ {
+ FT_Service_PsCMaps psnames = 0;
+
+
+ FT_FACE_FIND_GLOBAL_SERVICE( face, psnames, POSTSCRIPT_CMAPS );
+ if ( !psnames )
+ {
+ FT_ERROR(( "t1_decoder_init:"
+ " the `psnames' module is not available\n" ));
+ return PSaux_Err_Unimplemented_Feature;
+ }
+
+ decoder->psnames = psnames;
+ }
+
+ t1_builder_init( &decoder->builder, face, size, slot, hinting );
+
+ /* decoder->buildchar and decoder->len_buildchar have to be */
+ /* initialized by the caller since we cannot know the length */
+ /* of the BuildCharArray */
+
+ decoder->num_glyphs = (FT_UInt)face->num_glyphs;
+ decoder->glyph_names = glyph_names;
+ decoder->hint_mode = hint_mode;
+ decoder->blend = blend;
+ decoder->parse_callback = parse_callback;
+
+ decoder->funcs = t1_decoder_funcs;
+
+ return PSaux_Err_Ok;
+ }
+
+
+ /* finalize T1 decoder */
+ FT_LOCAL_DEF( void )
+ t1_decoder_done( T1_Decoder decoder )
+ {
+ t1_builder_done( &decoder->builder );
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* t1decode.h */
+/* */
+/* PostScript Type 1 decoding routines (specification). */
+/* */
+/* Copyright 2000-2001, 2002, 2003 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __T1DECODE_H__
+#define __T1DECODE_H__
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_POSTSCRIPT_AUX_H
+#include FT_INTERNAL_TYPE1_TYPES_H
+
+
+FT_BEGIN_HEADER
+
+
+ FT_CALLBACK_TABLE
+ const T1_Decoder_FuncsRec t1_decoder_funcs;
+
+
+ FT_LOCAL( FT_Error )
+ t1_decoder_parse_glyph( T1_Decoder decoder,
+ FT_UInt glyph_index );
+
+ FT_LOCAL( FT_Error )
+ t1_decoder_parse_charstrings( T1_Decoder decoder,
+ FT_Byte* base,
+ FT_UInt len );
+
+ FT_LOCAL( FT_Error )
+ t1_decoder_init( T1_Decoder decoder,
+ FT_Face face,
+ FT_Size size,
+ FT_GlyphSlot slot,
+ FT_Byte** glyph_names,
+ PS_Blend blend,
+ FT_Bool hinting,
+ FT_Render_Mode hint_mode,
+ T1_Decoder_Callback parse_glyph );
+
+ FT_LOCAL( void )
+ t1_decoder_done( T1_Decoder decoder );
+
+
+FT_END_HEADER
+
+#endif /* __T1DECODE_H__ */
+
+
+/* END */
--- /dev/null
+# FreeType 2 src/pshinter Jamfile
+#
+# Copyright 2001, 2003 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+SubDir FT2_TOP $(FT2_SRC_DIR) pshinter ;
+
+{
+ local _sources ;
+
+ if $(FT2_MULTI)
+ {
+ _sources = pshrec pshglob pshalgo pshmod pshpic ;
+ }
+ else
+ {
+ _sources = pshinter ;
+ }
+
+ Library $(FT2_LIB) : $(_sources).c ;
+}
+
+# end of src/pshinter Jamfile
--- /dev/null
+#
+# FreeType 2 PSHinter module definition
+#
+
+
+# Copyright 1996-2001, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+FTMODULE_H_COMMANDS += PSHINTER_MODULE
+
+define PSHINTER_MODULE
+$(OPEN_DRIVER) FT_Module_Class, pshinter_module_class $(CLOSE_DRIVER)
+$(ECHO_DRIVER)pshinter $(ECHO_DRIVER_DESC)Postscript hinter module$(ECHO_DRIVER_DONE)
+endef
+
+# EOF
--- /dev/null
+/***************************************************************************/
+/* */
+/* pshalgo.c */
+/* */
+/* PostScript hinting algorithm (body). */
+/* */
+/* Copyright 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 */
+/* by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used */
+/* modified and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_OBJECTS_H
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_CALC_H
+#include "pshalgo.h"
+
+#include "pshnterr.h"
+
+
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_pshalgo2
+
+
+#ifdef DEBUG_HINTER
+ PSH_Hint_Table ps_debug_hint_table = 0;
+ PSH_HintFunc ps_debug_hint_func = 0;
+ PSH_Glyph ps_debug_glyph = 0;
+#endif
+
+
+#define COMPUTE_INFLEXS /* compute inflection points to optimize `S' */
+ /* and similar glyphs */
+#define STRONGER /* slightly increase the contrast of smooth */
+ /* hinting */
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** BASIC HINTS RECORDINGS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* return true if two stem hints overlap */
+ static FT_Int
+ psh_hint_overlap( PSH_Hint hint1,
+ PSH_Hint hint2 )
+ {
+ return hint1->org_pos + hint1->org_len >= hint2->org_pos &&
+ hint2->org_pos + hint2->org_len >= hint1->org_pos;
+ }
+
+
+ /* destroy hints table */
+ static void
+ psh_hint_table_done( PSH_Hint_Table table,
+ FT_Memory memory )
+ {
+ FT_FREE( table->zones );
+ table->num_zones = 0;
+ table->zone = 0;
+
+ FT_FREE( table->sort );
+ FT_FREE( table->hints );
+ table->num_hints = 0;
+ table->max_hints = 0;
+ table->sort_global = 0;
+ }
+
+
+ /* deactivate all hints in a table */
+ static void
+ psh_hint_table_deactivate( PSH_Hint_Table table )
+ {
+ FT_UInt count = table->max_hints;
+ PSH_Hint hint = table->hints;
+
+
+ for ( ; count > 0; count--, hint++ )
+ {
+ psh_hint_deactivate( hint );
+ hint->order = -1;
+ }
+ }
+
+
+ /* internal function to record a new hint */
+ static void
+ psh_hint_table_record( PSH_Hint_Table table,
+ FT_UInt idx )
+ {
+ PSH_Hint hint = table->hints + idx;
+
+
+ if ( idx >= table->max_hints )
+ {
+ FT_TRACE0(( "psh_hint_table_record: invalid hint index %d\n", idx ));
+ return;
+ }
+
+ /* ignore active hints */
+ if ( psh_hint_is_active( hint ) )
+ return;
+
+ psh_hint_activate( hint );
+
+ /* now scan the current active hint set to check */
+ /* whether `hint' overlaps with another hint */
+ {
+ PSH_Hint* sorted = table->sort_global;
+ FT_UInt count = table->num_hints;
+ PSH_Hint hint2;
+
+
+ hint->parent = 0;
+ for ( ; count > 0; count--, sorted++ )
+ {
+ hint2 = sorted[0];
+
+ if ( psh_hint_overlap( hint, hint2 ) )
+ {
+ hint->parent = hint2;
+ break;
+ }
+ }
+ }
+
+ if ( table->num_hints < table->max_hints )
+ table->sort_global[table->num_hints++] = hint;
+ else
+ FT_TRACE0(( "psh_hint_table_record: too many sorted hints! BUG!\n" ));
+ }
+
+
+ static void
+ psh_hint_table_record_mask( PSH_Hint_Table table,
+ PS_Mask hint_mask )
+ {
+ FT_Int mask = 0, val = 0;
+ FT_Byte* cursor = hint_mask->bytes;
+ FT_UInt idx, limit;
+
+
+ limit = hint_mask->num_bits;
+
+ for ( idx = 0; idx < limit; idx++ )
+ {
+ if ( mask == 0 )
+ {
+ val = *cursor++;
+ mask = 0x80;
+ }
+
+ if ( val & mask )
+ psh_hint_table_record( table, idx );
+
+ mask >>= 1;
+ }
+ }
+
+
+ /* create hints table */
+ static FT_Error
+ psh_hint_table_init( PSH_Hint_Table table,
+ PS_Hint_Table hints,
+ PS_Mask_Table hint_masks,
+ PS_Mask_Table counter_masks,
+ FT_Memory memory )
+ {
+ FT_UInt count;
+ FT_Error error;
+
+ FT_UNUSED( counter_masks );
+
+
+ count = hints->num_hints;
+
+ /* allocate our tables */
+ if ( FT_NEW_ARRAY( table->sort, 2 * count ) ||
+ FT_NEW_ARRAY( table->hints, count ) ||
+ FT_NEW_ARRAY( table->zones, 2 * count + 1 ) )
+ goto Exit;
+
+ table->max_hints = count;
+ table->sort_global = table->sort + count;
+ table->num_hints = 0;
+ table->num_zones = 0;
+ table->zone = 0;
+
+ /* initialize the `table->hints' array */
+ {
+ PSH_Hint write = table->hints;
+ PS_Hint read = hints->hints;
+
+
+ for ( ; count > 0; count--, write++, read++ )
+ {
+ write->org_pos = read->pos;
+ write->org_len = read->len;
+ write->flags = read->flags;
+ }
+ }
+
+ /* we now need to determine the initial `parent' stems; first */
+ /* activate the hints that are given by the initial hint masks */
+ if ( hint_masks )
+ {
+ PS_Mask mask = hint_masks->masks;
+
+
+ count = hint_masks->num_masks;
+ table->hint_masks = hint_masks;
+
+ for ( ; count > 0; count--, mask++ )
+ psh_hint_table_record_mask( table, mask );
+ }
+
+ /* finally, do a linear parse in case some hints were left alone */
+ if ( table->num_hints != table->max_hints )
+ {
+ FT_UInt idx;
+
+
+ FT_TRACE0(( "psh_hint_table_init: missing/incorrect hint masks\n" ));
+
+ count = table->max_hints;
+ for ( idx = 0; idx < count; idx++ )
+ psh_hint_table_record( table, idx );
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ static void
+ psh_hint_table_activate_mask( PSH_Hint_Table table,
+ PS_Mask hint_mask )
+ {
+ FT_Int mask = 0, val = 0;
+ FT_Byte* cursor = hint_mask->bytes;
+ FT_UInt idx, limit, count;
+
+
+ limit = hint_mask->num_bits;
+ count = 0;
+
+ psh_hint_table_deactivate( table );
+
+ for ( idx = 0; idx < limit; idx++ )
+ {
+ if ( mask == 0 )
+ {
+ val = *cursor++;
+ mask = 0x80;
+ }
+
+ if ( val & mask )
+ {
+ PSH_Hint hint = &table->hints[idx];
+
+
+ if ( !psh_hint_is_active( hint ) )
+ {
+ FT_UInt count2;
+
+#if 0
+ PSH_Hint* sort = table->sort;
+ PSH_Hint hint2;
+
+
+ for ( count2 = count; count2 > 0; count2--, sort++ )
+ {
+ hint2 = sort[0];
+ if ( psh_hint_overlap( hint, hint2 ) )
+ FT_TRACE0(( "psh_hint_table_activate_mask:"
+ " found overlapping hints\n" ))
+ }
+#else
+ count2 = 0;
+#endif
+
+ if ( count2 == 0 )
+ {
+ psh_hint_activate( hint );
+ if ( count < table->max_hints )
+ table->sort[count++] = hint;
+ else
+ FT_TRACE0(( "psh_hint_tableactivate_mask:"
+ " too many active hints\n" ));
+ }
+ }
+ }
+
+ mask >>= 1;
+ }
+ table->num_hints = count;
+
+ /* now, sort the hints; they are guaranteed to not overlap */
+ /* so we can compare their "org_pos" field directly */
+ {
+ FT_Int i1, i2;
+ PSH_Hint hint1, hint2;
+ PSH_Hint* sort = table->sort;
+
+
+ /* a simple bubble sort will do, since in 99% of cases, the hints */
+ /* will be already sorted -- and the sort will be linear */
+ for ( i1 = 1; i1 < (FT_Int)count; i1++ )
+ {
+ hint1 = sort[i1];
+ for ( i2 = i1 - 1; i2 >= 0; i2-- )
+ {
+ hint2 = sort[i2];
+
+ if ( hint2->org_pos < hint1->org_pos )
+ break;
+
+ sort[i2 + 1] = hint2;
+ sort[i2] = hint1;
+ }
+ }
+ }
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** HINTS GRID-FITTING AND OPTIMIZATION *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+#if 1
+ static FT_Pos
+ psh_dimension_quantize_len( PSH_Dimension dim,
+ FT_Pos len,
+ FT_Bool do_snapping )
+ {
+ if ( len <= 64 )
+ len = 64;
+ else
+ {
+ FT_Pos delta = len - dim->stdw.widths[0].cur;
+
+
+ if ( delta < 0 )
+ delta = -delta;
+
+ if ( delta < 40 )
+ {
+ len = dim->stdw.widths[0].cur;
+ if ( len < 48 )
+ len = 48;
+ }
+
+ if ( len < 3 * 64 )
+ {
+ delta = ( len & 63 );
+ len &= -64;
+
+ if ( delta < 10 )
+ len += delta;
+
+ else if ( delta < 32 )
+ len += 10;
+
+ else if ( delta < 54 )
+ len += 54;
+
+ else
+ len += delta;
+ }
+ else
+ len = FT_PIX_ROUND( len );
+ }
+
+ if ( do_snapping )
+ len = FT_PIX_ROUND( len );
+
+ return len;
+ }
+#endif /* 0 */
+
+
+#ifdef DEBUG_HINTER
+
+ static void
+ ps_simple_scale( PSH_Hint_Table table,
+ FT_Fixed scale,
+ FT_Fixed delta,
+ FT_Int dimension )
+ {
+ PSH_Hint hint;
+ FT_UInt count;
+
+
+ for ( count = 0; count < table->max_hints; count++ )
+ {
+ hint = table->hints + count;
+
+ hint->cur_pos = FT_MulFix( hint->org_pos, scale ) + delta;
+ hint->cur_len = FT_MulFix( hint->org_len, scale );
+
+ if ( ps_debug_hint_func )
+ ps_debug_hint_func( hint, dimension );
+ }
+ }
+
+#endif /* DEBUG_HINTER */
+
+
+ static FT_Fixed
+ psh_hint_snap_stem_side_delta( FT_Fixed pos,
+ FT_Fixed len )
+ {
+ FT_Fixed delta1 = FT_PIX_ROUND( pos ) - pos;
+ FT_Fixed delta2 = FT_PIX_ROUND( pos + len ) - pos - len;
+
+
+ if ( FT_ABS( delta1 ) <= FT_ABS( delta2 ) )
+ return delta1;
+ else
+ return delta2;
+ }
+
+
+ static void
+ psh_hint_align( PSH_Hint hint,
+ PSH_Globals globals,
+ FT_Int dimension,
+ PSH_Glyph glyph )
+ {
+ PSH_Dimension dim = &globals->dimension[dimension];
+ FT_Fixed scale = dim->scale_mult;
+ FT_Fixed delta = dim->scale_delta;
+
+
+ if ( !psh_hint_is_fitted( hint ) )
+ {
+ FT_Pos pos = FT_MulFix( hint->org_pos, scale ) + delta;
+ FT_Pos len = FT_MulFix( hint->org_len, scale );
+
+ FT_Int do_snapping;
+ FT_Pos fit_len;
+ PSH_AlignmentRec align;
+
+
+ /* ignore stem alignments when requested through the hint flags */
+ if ( ( dimension == 0 && !glyph->do_horz_hints ) ||
+ ( dimension == 1 && !glyph->do_vert_hints ) )
+ {
+ hint->cur_pos = pos;
+ hint->cur_len = len;
+
+ psh_hint_set_fitted( hint );
+ return;
+ }
+
+ /* perform stem snapping when requested - this is necessary
+ * for monochrome and LCD hinting modes only
+ */
+ do_snapping = ( dimension == 0 && glyph->do_horz_snapping ) ||
+ ( dimension == 1 && glyph->do_vert_snapping );
+
+ hint->cur_len = fit_len = len;
+
+ /* check blue zones for horizontal stems */
+ align.align = PSH_BLUE_ALIGN_NONE;
+ align.align_bot = align.align_top = 0;
+
+ if ( dimension == 1 )
+ psh_blues_snap_stem( &globals->blues,
+ hint->org_pos + hint->org_len,
+ hint->org_pos,
+ &align );
+
+ switch ( align.align )
+ {
+ case PSH_BLUE_ALIGN_TOP:
+ /* the top of the stem is aligned against a blue zone */
+ hint->cur_pos = align.align_top - fit_len;
+ break;
+
+ case PSH_BLUE_ALIGN_BOT:
+ /* the bottom of the stem is aligned against a blue zone */
+ hint->cur_pos = align.align_bot;
+ break;
+
+ case PSH_BLUE_ALIGN_TOP | PSH_BLUE_ALIGN_BOT:
+ /* both edges of the stem are aligned against blue zones */
+ hint->cur_pos = align.align_bot;
+ hint->cur_len = align.align_top - align.align_bot;
+ break;
+
+ default:
+ {
+ PSH_Hint parent = hint->parent;
+
+
+ if ( parent )
+ {
+ FT_Pos par_org_center, par_cur_center;
+ FT_Pos cur_org_center, cur_delta;
+
+
+ /* ensure that parent is already fitted */
+ if ( !psh_hint_is_fitted( parent ) )
+ psh_hint_align( parent, globals, dimension, glyph );
+
+ /* keep original relation between hints, this is, use the */
+ /* scaled distance between the centers of the hints to */
+ /* compute the new position */
+ par_org_center = parent->org_pos + ( parent->org_len >> 1 );
+ par_cur_center = parent->cur_pos + ( parent->cur_len >> 1 );
+ cur_org_center = hint->org_pos + ( hint->org_len >> 1 );
+
+ cur_delta = FT_MulFix( cur_org_center - par_org_center, scale );
+ pos = par_cur_center + cur_delta - ( len >> 1 );
+ }
+
+ hint->cur_pos = pos;
+ hint->cur_len = fit_len;
+
+ /* Stem adjustment tries to snap stem widths to standard
+ * ones. This is important to prevent unpleasant rounding
+ * artefacts.
+ */
+ if ( glyph->do_stem_adjust )
+ {
+ if ( len <= 64 )
+ {
+ /* the stem is less than one pixel; we will center it
+ * around the nearest pixel center
+ */
+ if ( len >= 32 )
+ {
+ /* This is a special case where we also widen the stem
+ * and align it to the pixel grid.
+ *
+ * stem_center = pos + (len/2)
+ * nearest_pixel_center = FT_ROUND(stem_center-32)+32
+ * new_pos = nearest_pixel_center-32
+ * = FT_ROUND(stem_center-32)
+ * = FT_FLOOR(stem_center-32+32)
+ * = FT_FLOOR(stem_center)
+ * new_len = 64
+ */
+ pos = FT_PIX_FLOOR( pos + ( len >> 1 ) );
+ len = 64;
+ }
+ else if ( len > 0 )
+ {
+ /* This is a very small stem; we simply align it to the
+ * pixel grid, trying to find the minimal displacement.
+ *
+ * left = pos
+ * right = pos + len
+ * left_nearest_edge = ROUND(pos)
+ * right_nearest_edge = ROUND(right)
+ *
+ * if ( ABS(left_nearest_edge - left) <=
+ * ABS(right_nearest_edge - right) )
+ * new_pos = left
+ * else
+ * new_pos = right
+ */
+ FT_Pos left_nearest = FT_PIX_ROUND( pos );
+ FT_Pos right_nearest = FT_PIX_ROUND( pos + len );
+ FT_Pos left_disp = left_nearest - pos;
+ FT_Pos right_disp = right_nearest - ( pos + len );
+
+
+ if ( left_disp < 0 )
+ left_disp = -left_disp;
+ if ( right_disp < 0 )
+ right_disp = -right_disp;
+ if ( left_disp <= right_disp )
+ pos = left_nearest;
+ else
+ pos = right_nearest;
+ }
+ else
+ {
+ /* this is a ghost stem; we simply round it */
+ pos = FT_PIX_ROUND( pos );
+ }
+ }
+ else
+ {
+ len = psh_dimension_quantize_len( dim, len, 0 );
+ }
+ }
+
+ /* now that we have a good hinted stem width, try to position */
+ /* the stem along a pixel grid integer coordinate */
+ hint->cur_pos = pos + psh_hint_snap_stem_side_delta( pos, len );
+ hint->cur_len = len;
+ }
+ }
+
+ if ( do_snapping )
+ {
+ pos = hint->cur_pos;
+ len = hint->cur_len;
+
+ if ( len < 64 )
+ len = 64;
+ else
+ len = FT_PIX_ROUND( len );
+
+ switch ( align.align )
+ {
+ case PSH_BLUE_ALIGN_TOP:
+ hint->cur_pos = align.align_top - len;
+ hint->cur_len = len;
+ break;
+
+ case PSH_BLUE_ALIGN_BOT:
+ hint->cur_len = len;
+ break;
+
+ case PSH_BLUE_ALIGN_BOT | PSH_BLUE_ALIGN_TOP:
+ /* don't touch */
+ break;
+
+
+ default:
+ hint->cur_len = len;
+ if ( len & 64 )
+ pos = FT_PIX_FLOOR( pos + ( len >> 1 ) ) + 32;
+ else
+ pos = FT_PIX_ROUND( pos + ( len >> 1 ) );
+
+ hint->cur_pos = pos - ( len >> 1 );
+ hint->cur_len = len;
+ }
+ }
+
+ psh_hint_set_fitted( hint );
+
+#ifdef DEBUG_HINTER
+ if ( ps_debug_hint_func )
+ ps_debug_hint_func( hint, dimension );
+#endif
+ }
+ }
+
+
+#if 0 /* not used for now, experimental */
+
+ /*
+ * A variant to perform "light" hinting (i.e. FT_RENDER_MODE_LIGHT)
+ * of stems
+ */
+ static void
+ psh_hint_align_light( PSH_Hint hint,
+ PSH_Globals globals,
+ FT_Int dimension,
+ PSH_Glyph glyph )
+ {
+ PSH_Dimension dim = &globals->dimension[dimension];
+ FT_Fixed scale = dim->scale_mult;
+ FT_Fixed delta = dim->scale_delta;
+
+
+ if ( !psh_hint_is_fitted( hint ) )
+ {
+ FT_Pos pos = FT_MulFix( hint->org_pos, scale ) + delta;
+ FT_Pos len = FT_MulFix( hint->org_len, scale );
+
+ FT_Pos fit_len;
+
+ PSH_AlignmentRec align;
+
+
+ /* ignore stem alignments when requested through the hint flags */
+ if ( ( dimension == 0 && !glyph->do_horz_hints ) ||
+ ( dimension == 1 && !glyph->do_vert_hints ) )
+ {
+ hint->cur_pos = pos;
+ hint->cur_len = len;
+
+ psh_hint_set_fitted( hint );
+ return;
+ }
+
+ fit_len = len;
+
+ hint->cur_len = fit_len;
+
+ /* check blue zones for horizontal stems */
+ align.align = PSH_BLUE_ALIGN_NONE;
+ align.align_bot = align.align_top = 0;
+
+ if ( dimension == 1 )
+ psh_blues_snap_stem( &globals->blues,
+ hint->org_pos + hint->org_len,
+ hint->org_pos,
+ &align );
+
+ switch ( align.align )
+ {
+ case PSH_BLUE_ALIGN_TOP:
+ /* the top of the stem is aligned against a blue zone */
+ hint->cur_pos = align.align_top - fit_len;
+ break;
+
+ case PSH_BLUE_ALIGN_BOT:
+ /* the bottom of the stem is aligned against a blue zone */
+ hint->cur_pos = align.align_bot;
+ break;
+
+ case PSH_BLUE_ALIGN_TOP | PSH_BLUE_ALIGN_BOT:
+ /* both edges of the stem are aligned against blue zones */
+ hint->cur_pos = align.align_bot;
+ hint->cur_len = align.align_top - align.align_bot;
+ break;
+
+ default:
+ {
+ PSH_Hint parent = hint->parent;
+
+
+ if ( parent )
+ {
+ FT_Pos par_org_center, par_cur_center;
+ FT_Pos cur_org_center, cur_delta;
+
+
+ /* ensure that parent is already fitted */
+ if ( !psh_hint_is_fitted( parent ) )
+ psh_hint_align_light( parent, globals, dimension, glyph );
+
+ par_org_center = parent->org_pos + ( parent->org_len / 2 );
+ par_cur_center = parent->cur_pos + ( parent->cur_len / 2 );
+ cur_org_center = hint->org_pos + ( hint->org_len / 2 );
+
+ cur_delta = FT_MulFix( cur_org_center - par_org_center, scale );
+ pos = par_cur_center + cur_delta - ( len >> 1 );
+ }
+
+ /* Stems less than one pixel wide are easy -- we want to
+ * make them as dark as possible, so they must fall within
+ * one pixel. If the stem is split between two pixels
+ * then snap the edge that is nearer to the pixel boundary
+ * to the pixel boundary.
+ */
+ if ( len <= 64 )
+ {
+ if ( ( pos + len + 63 ) / 64 != pos / 64 + 1 )
+ pos += psh_hint_snap_stem_side_delta ( pos, len );
+ }
+
+ /* Position stems other to minimize the amount of mid-grays.
+ * There are, in general, two positions that do this,
+ * illustrated as A) and B) below.
+ *
+ * + + + +
+ *
+ * A) |--------------------------------|
+ * B) |--------------------------------|
+ * C) |--------------------------------|
+ *
+ * Position A) (split the excess stem equally) should be better
+ * for stems of width N + f where f < 0.5.
+ *
+ * Position B) (split the deficiency equally) should be better
+ * for stems of width N + f where f > 0.5.
+ *
+ * It turns out though that minimizing the total number of lit
+ * pixels is also important, so position C), with one edge
+ * aligned with a pixel boundary is actually preferable
+ * to A). There are also more possibile positions for C) than
+ * for A) or B), so it involves less distortion of the overall
+ * character shape.
+ */
+ else /* len > 64 */
+ {
+ FT_Fixed frac_len = len & 63;
+ FT_Fixed center = pos + ( len >> 1 );
+ FT_Fixed delta_a, delta_b;
+
+
+ if ( ( len / 64 ) & 1 )
+ {
+ delta_a = FT_PIX_FLOOR( center ) + 32 - center;
+ delta_b = FT_PIX_ROUND( center ) - center;
+ }
+ else
+ {
+ delta_a = FT_PIX_ROUND( center ) - center;
+ delta_b = FT_PIX_FLOOR( center ) + 32 - center;
+ }
+
+ /* We choose between B) and C) above based on the amount
+ * of fractinal stem width; for small amounts, choose
+ * C) always, for large amounts, B) always, and inbetween,
+ * pick whichever one involves less stem movement.
+ */
+ if ( frac_len < 32 )
+ {
+ pos += psh_hint_snap_stem_side_delta ( pos, len );
+ }
+ else if ( frac_len < 48 )
+ {
+ FT_Fixed side_delta = psh_hint_snap_stem_side_delta ( pos,
+ len );
+
+ if ( FT_ABS( side_delta ) < FT_ABS( delta_b ) )
+ pos += side_delta;
+ else
+ pos += delta_b;
+ }
+ else
+ {
+ pos += delta_b;
+ }
+ }
+
+ hint->cur_pos = pos;
+ }
+ } /* switch */
+
+ psh_hint_set_fitted( hint );
+
+#ifdef DEBUG_HINTER
+ if ( ps_debug_hint_func )
+ ps_debug_hint_func( hint, dimension );
+#endif
+ }
+ }
+
+#endif /* 0 */
+
+
+ static void
+ psh_hint_table_align_hints( PSH_Hint_Table table,
+ PSH_Globals globals,
+ FT_Int dimension,
+ PSH_Glyph glyph )
+ {
+ PSH_Hint hint;
+ FT_UInt count;
+
+#ifdef DEBUG_HINTER
+
+ PSH_Dimension dim = &globals->dimension[dimension];
+ FT_Fixed scale = dim->scale_mult;
+ FT_Fixed delta = dim->scale_delta;
+
+
+ if ( ps_debug_no_vert_hints && dimension == 0 )
+ {
+ ps_simple_scale( table, scale, delta, dimension );
+ return;
+ }
+
+ if ( ps_debug_no_horz_hints && dimension == 1 )
+ {
+ ps_simple_scale( table, scale, delta, dimension );
+ return;
+ }
+
+#endif /* DEBUG_HINTER*/
+
+ hint = table->hints;
+ count = table->max_hints;
+
+ for ( ; count > 0; count--, hint++ )
+ psh_hint_align( hint, globals, dimension, glyph );
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** POINTS INTERPOLATION ROUTINES *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+#define PSH_ZONE_MIN -3200000L
+#define PSH_ZONE_MAX +3200000L
+
+#define xxDEBUG_ZONES
+
+
+#ifdef DEBUG_ZONES
+
+#include FT_CONFIG_STANDARD_LIBRARY_H
+
+ static void
+ psh_print_zone( PSH_Zone zone )
+ {
+ printf( "zone [scale,delta,min,max] = [%.3f,%.3f,%d,%d]\n",
+ zone->scale / 65536.0,
+ zone->delta / 64.0,
+ zone->min,
+ zone->max );
+ }
+
+#else
+
+#define psh_print_zone( x ) do { } while ( 0 )
+
+#endif /* DEBUG_ZONES */
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** HINTER GLYPH MANAGEMENT *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+#if 1
+
+#define psh_corner_is_flat ft_corner_is_flat
+#define psh_corner_orientation ft_corner_orientation
+
+#else
+
+ FT_LOCAL_DEF( FT_Int )
+ psh_corner_is_flat( FT_Pos x_in,
+ FT_Pos y_in,
+ FT_Pos x_out,
+ FT_Pos y_out )
+ {
+ FT_Pos ax = x_in;
+ FT_Pos ay = y_in;
+
+ FT_Pos d_in, d_out, d_corner;
+
+
+ if ( ax < 0 )
+ ax = -ax;
+ if ( ay < 0 )
+ ay = -ay;
+ d_in = ax + ay;
+
+ ax = x_out;
+ if ( ax < 0 )
+ ax = -ax;
+ ay = y_out;
+ if ( ay < 0 )
+ ay = -ay;
+ d_out = ax + ay;
+
+ ax = x_out + x_in;
+ if ( ax < 0 )
+ ax = -ax;
+ ay = y_out + y_in;
+ if ( ay < 0 )
+ ay = -ay;
+ d_corner = ax + ay;
+
+ return ( d_in + d_out - d_corner ) < ( d_corner >> 4 );
+ }
+
+ static FT_Int
+ psh_corner_orientation( FT_Pos in_x,
+ FT_Pos in_y,
+ FT_Pos out_x,
+ FT_Pos out_y )
+ {
+ FT_Int result;
+
+
+ /* deal with the trivial cases quickly */
+ if ( in_y == 0 )
+ {
+ if ( in_x >= 0 )
+ result = out_y;
+ else
+ result = -out_y;
+ }
+ else if ( in_x == 0 )
+ {
+ if ( in_y >= 0 )
+ result = -out_x;
+ else
+ result = out_x;
+ }
+ else if ( out_y == 0 )
+ {
+ if ( out_x >= 0 )
+ result = in_y;
+ else
+ result = -in_y;
+ }
+ else if ( out_x == 0 )
+ {
+ if ( out_y >= 0 )
+ result = -in_x;
+ else
+ result = in_x;
+ }
+ else /* general case */
+ {
+ long long delta = (long long)in_x * out_y - (long long)in_y * out_x;
+
+ if ( delta == 0 )
+ result = 0;
+ else
+ result = 1 - 2 * ( delta < 0 );
+ }
+
+ return result;
+ }
+
+#endif /* !1 */
+
+
+#ifdef COMPUTE_INFLEXS
+
+ /* compute all inflex points in a given glyph */
+ static void
+ psh_glyph_compute_inflections( PSH_Glyph glyph )
+ {
+ FT_UInt n;
+
+
+ for ( n = 0; n < glyph->num_contours; n++ )
+ {
+ PSH_Point first, start, end, before, after;
+ FT_Pos in_x, in_y, out_x, out_y;
+ FT_Int orient_prev, orient_cur;
+ FT_Int finished = 0;
+
+
+ /* we need at least 4 points to create an inflection point */
+ if ( glyph->contours[n].count < 4 )
+ continue;
+
+ /* compute first segment in contour */
+ first = glyph->contours[n].start;
+
+ start = end = first;
+ do
+ {
+ end = end->next;
+ if ( end == first )
+ goto Skip;
+
+ in_x = end->org_u - start->org_u;
+ in_y = end->org_v - start->org_v;
+
+ } while ( in_x == 0 && in_y == 0 );
+
+ /* extend the segment start whenever possible */
+ before = start;
+ do
+ {
+ do
+ {
+ start = before;
+ before = before->prev;
+ if ( before == first )
+ goto Skip;
+
+ out_x = start->org_u - before->org_u;
+ out_y = start->org_v - before->org_v;
+
+ } while ( out_x == 0 && out_y == 0 );
+
+ orient_prev = psh_corner_orientation( in_x, in_y, out_x, out_y );
+
+ } while ( orient_prev == 0 );
+
+ first = start;
+ in_x = out_x;
+ in_y = out_y;
+
+ /* now, process all segments in the contour */
+ do
+ {
+ /* first, extend current segment's end whenever possible */
+ after = end;
+ do
+ {
+ do
+ {
+ end = after;
+ after = after->next;
+ if ( after == first )
+ finished = 1;
+
+ out_x = after->org_u - end->org_u;
+ out_y = after->org_v - end->org_v;
+
+ } while ( out_x == 0 && out_y == 0 );
+
+ orient_cur = psh_corner_orientation( in_x, in_y, out_x, out_y );
+
+ } while ( orient_cur == 0 );
+
+ if ( ( orient_cur ^ orient_prev ) < 0 )
+ {
+ do
+ {
+ psh_point_set_inflex( start );
+ start = start->next;
+ }
+ while ( start != end );
+
+ psh_point_set_inflex( start );
+ }
+
+ start = end;
+ end = after;
+ orient_prev = orient_cur;
+ in_x = out_x;
+ in_y = out_y;
+
+ } while ( !finished );
+
+ Skip:
+ ;
+ }
+ }
+
+#endif /* COMPUTE_INFLEXS */
+
+
+ static void
+ psh_glyph_done( PSH_Glyph glyph )
+ {
+ FT_Memory memory = glyph->memory;
+
+
+ psh_hint_table_done( &glyph->hint_tables[1], memory );
+ psh_hint_table_done( &glyph->hint_tables[0], memory );
+
+ FT_FREE( glyph->points );
+ FT_FREE( glyph->contours );
+
+ glyph->num_points = 0;
+ glyph->num_contours = 0;
+
+ glyph->memory = 0;
+ }
+
+
+ static int
+ psh_compute_dir( FT_Pos dx,
+ FT_Pos dy )
+ {
+ FT_Pos ax, ay;
+ int result = PSH_DIR_NONE;
+
+
+ ax = ( dx >= 0 ) ? dx : -dx;
+ ay = ( dy >= 0 ) ? dy : -dy;
+
+ if ( ay * 12 < ax )
+ {
+ /* |dy| <<< |dx| means a near-horizontal segment */
+ result = ( dx >= 0 ) ? PSH_DIR_RIGHT : PSH_DIR_LEFT;
+ }
+ else if ( ax * 12 < ay )
+ {
+ /* |dx| <<< |dy| means a near-vertical segment */
+ result = ( dy >= 0 ) ? PSH_DIR_UP : PSH_DIR_DOWN;
+ }
+
+ return result;
+ }
+
+
+ /* load outline point coordinates into hinter glyph */
+ static void
+ psh_glyph_load_points( PSH_Glyph glyph,
+ FT_Int dimension )
+ {
+ FT_Vector* vec = glyph->outline->points;
+ PSH_Point point = glyph->points;
+ FT_UInt count = glyph->num_points;
+
+
+ for ( ; count > 0; count--, point++, vec++ )
+ {
+ point->flags2 = 0;
+ point->hint = NULL;
+ if ( dimension == 0 )
+ {
+ point->org_u = vec->x;
+ point->org_v = vec->y;
+ }
+ else
+ {
+ point->org_u = vec->y;
+ point->org_v = vec->x;
+ }
+
+#ifdef DEBUG_HINTER
+ point->org_x = vec->x;
+ point->org_y = vec->y;
+#endif
+
+ }
+ }
+
+
+ /* save hinted point coordinates back to outline */
+ static void
+ psh_glyph_save_points( PSH_Glyph glyph,
+ FT_Int dimension )
+ {
+ FT_UInt n;
+ PSH_Point point = glyph->points;
+ FT_Vector* vec = glyph->outline->points;
+ char* tags = glyph->outline->tags;
+
+
+ for ( n = 0; n < glyph->num_points; n++ )
+ {
+ if ( dimension == 0 )
+ vec[n].x = point->cur_u;
+ else
+ vec[n].y = point->cur_u;
+
+ if ( psh_point_is_strong( point ) )
+ tags[n] |= (char)( ( dimension == 0 ) ? 32 : 64 );
+
+#ifdef DEBUG_HINTER
+
+ if ( dimension == 0 )
+ {
+ point->cur_x = point->cur_u;
+ point->flags_x = point->flags2 | point->flags;
+ }
+ else
+ {
+ point->cur_y = point->cur_u;
+ point->flags_y = point->flags2 | point->flags;
+ }
+
+#endif
+
+ point++;
+ }
+ }
+
+
+ static FT_Error
+ psh_glyph_init( PSH_Glyph glyph,
+ FT_Outline* outline,
+ PS_Hints ps_hints,
+ PSH_Globals globals )
+ {
+ FT_Error error;
+ FT_Memory memory;
+
+
+ /* clear all fields */
+ FT_MEM_ZERO( glyph, sizeof ( *glyph ) );
+
+ memory = glyph->memory = globals->memory;
+
+ /* allocate and setup points + contours arrays */
+ if ( FT_NEW_ARRAY( glyph->points, outline->n_points ) ||
+ FT_NEW_ARRAY( glyph->contours, outline->n_contours ) )
+ goto Exit;
+
+ glyph->num_points = outline->n_points;
+ glyph->num_contours = outline->n_contours;
+
+ {
+ FT_UInt first = 0, next, n;
+ PSH_Point points = glyph->points;
+ PSH_Contour contour = glyph->contours;
+
+
+ for ( n = 0; n < glyph->num_contours; n++ )
+ {
+ FT_Int count;
+ PSH_Point point;
+
+
+ next = outline->contours[n] + 1;
+ count = next - first;
+
+ contour->start = points + first;
+ contour->count = (FT_UInt)count;
+
+ if ( count > 0 )
+ {
+ point = points + first;
+
+ point->prev = points + next - 1;
+ point->contour = contour;
+
+ for ( ; count > 1; count-- )
+ {
+ point[0].next = point + 1;
+ point[1].prev = point;
+ point++;
+ point->contour = contour;
+ }
+ point->next = points + first;
+ }
+
+ contour++;
+ first = next;
+ }
+ }
+
+ {
+ PSH_Point points = glyph->points;
+ PSH_Point point = points;
+ FT_Vector* vec = outline->points;
+ FT_UInt n;
+
+
+ for ( n = 0; n < glyph->num_points; n++, point++ )
+ {
+ FT_Int n_prev = (FT_Int)( point->prev - points );
+ FT_Int n_next = (FT_Int)( point->next - points );
+ FT_Pos dxi, dyi, dxo, dyo;
+
+
+ if ( !( outline->tags[n] & FT_CURVE_TAG_ON ) )
+ point->flags = PSH_POINT_OFF;
+
+ dxi = vec[n].x - vec[n_prev].x;
+ dyi = vec[n].y - vec[n_prev].y;
+
+ point->dir_in = (FT_Char)psh_compute_dir( dxi, dyi );
+
+ dxo = vec[n_next].x - vec[n].x;
+ dyo = vec[n_next].y - vec[n].y;
+
+ point->dir_out = (FT_Char)psh_compute_dir( dxo, dyo );
+
+ /* detect smooth points */
+ if ( point->flags & PSH_POINT_OFF )
+ point->flags |= PSH_POINT_SMOOTH;
+
+ else if ( point->dir_in == point->dir_out )
+ {
+ if ( point->dir_out != PSH_DIR_NONE ||
+ psh_corner_is_flat( dxi, dyi, dxo, dyo ) )
+ point->flags |= PSH_POINT_SMOOTH;
+ }
+ }
+ }
+
+ glyph->outline = outline;
+ glyph->globals = globals;
+
+#ifdef COMPUTE_INFLEXS
+ psh_glyph_load_points( glyph, 0 );
+ psh_glyph_compute_inflections( glyph );
+#endif /* COMPUTE_INFLEXS */
+
+ /* now deal with hints tables */
+ error = psh_hint_table_init( &glyph->hint_tables [0],
+ &ps_hints->dimension[0].hints,
+ &ps_hints->dimension[0].masks,
+ &ps_hints->dimension[0].counters,
+ memory );
+ if ( error )
+ goto Exit;
+
+ error = psh_hint_table_init( &glyph->hint_tables [1],
+ &ps_hints->dimension[1].hints,
+ &ps_hints->dimension[1].masks,
+ &ps_hints->dimension[1].counters,
+ memory );
+ if ( error )
+ goto Exit;
+
+ Exit:
+ return error;
+ }
+
+
+ /* compute all extrema in a glyph for a given dimension */
+ static void
+ psh_glyph_compute_extrema( PSH_Glyph glyph )
+ {
+ FT_UInt n;
+
+
+ /* first of all, compute all local extrema */
+ for ( n = 0; n < glyph->num_contours; n++ )
+ {
+ PSH_Point first = glyph->contours[n].start;
+ PSH_Point point, before, after;
+
+
+ if ( glyph->contours[n].count == 0 )
+ continue;
+
+ point = first;
+ before = point;
+ after = point;
+
+ do
+ {
+ before = before->prev;
+ if ( before == first )
+ goto Skip;
+
+ } while ( before->org_u == point->org_u );
+
+ first = point = before->next;
+
+ for (;;)
+ {
+ after = point;
+ do
+ {
+ after = after->next;
+ if ( after == first )
+ goto Next;
+
+ } while ( after->org_u == point->org_u );
+
+ if ( before->org_u < point->org_u )
+ {
+ if ( after->org_u < point->org_u )
+ {
+ /* local maximum */
+ goto Extremum;
+ }
+ }
+ else /* before->org_u > point->org_u */
+ {
+ if ( after->org_u > point->org_u )
+ {
+ /* local minimum */
+ Extremum:
+ do
+ {
+ psh_point_set_extremum( point );
+ point = point->next;
+
+ } while ( point != after );
+ }
+ }
+
+ before = after->prev;
+ point = after;
+
+ } /* for */
+
+ Next:
+ ;
+ }
+
+ /* for each extremum, determine its direction along the */
+ /* orthogonal axis */
+ for ( n = 0; n < glyph->num_points; n++ )
+ {
+ PSH_Point point, before, after;
+
+
+ point = &glyph->points[n];
+ before = point;
+ after = point;
+
+ if ( psh_point_is_extremum( point ) )
+ {
+ do
+ {
+ before = before->prev;
+ if ( before == point )
+ goto Skip;
+
+ } while ( before->org_v == point->org_v );
+
+ do
+ {
+ after = after->next;
+ if ( after == point )
+ goto Skip;
+
+ } while ( after->org_v == point->org_v );
+ }
+
+ if ( before->org_v < point->org_v &&
+ after->org_v > point->org_v )
+ {
+ psh_point_set_positive( point );
+ }
+ else if ( before->org_v > point->org_v &&
+ after->org_v < point->org_v )
+ {
+ psh_point_set_negative( point );
+ }
+
+ Skip:
+ ;
+ }
+ }
+
+
+ /* major_dir is the direction for points on the bottom/left of the stem; */
+ /* Points on the top/right of the stem will have a direction of */
+ /* -major_dir. */
+
+ static void
+ psh_hint_table_find_strong_points( PSH_Hint_Table table,
+ PSH_Point point,
+ FT_UInt count,
+ FT_Int threshold,
+ FT_Int major_dir )
+ {
+ PSH_Hint* sort = table->sort;
+ FT_UInt num_hints = table->num_hints;
+
+
+ for ( ; count > 0; count--, point++ )
+ {
+ FT_Int point_dir = 0;
+ FT_Pos org_u = point->org_u;
+
+
+ if ( psh_point_is_strong( point ) )
+ continue;
+
+ if ( PSH_DIR_COMPARE( point->dir_in, major_dir ) )
+ point_dir = point->dir_in;
+
+ else if ( PSH_DIR_COMPARE( point->dir_out, major_dir ) )
+ point_dir = point->dir_out;
+
+ if ( point_dir )
+ {
+ if ( point_dir == major_dir )
+ {
+ FT_UInt nn;
+
+
+ for ( nn = 0; nn < num_hints; nn++ )
+ {
+ PSH_Hint hint = sort[nn];
+ FT_Pos d = org_u - hint->org_pos;
+
+
+ if ( d < threshold && -d < threshold )
+ {
+ psh_point_set_strong( point );
+ point->flags2 |= PSH_POINT_EDGE_MIN;
+ point->hint = hint;
+ break;
+ }
+ }
+ }
+ else if ( point_dir == -major_dir )
+ {
+ FT_UInt nn;
+
+
+ for ( nn = 0; nn < num_hints; nn++ )
+ {
+ PSH_Hint hint = sort[nn];
+ FT_Pos d = org_u - hint->org_pos - hint->org_len;
+
+
+ if ( d < threshold && -d < threshold )
+ {
+ psh_point_set_strong( point );
+ point->flags2 |= PSH_POINT_EDGE_MAX;
+ point->hint = hint;
+ break;
+ }
+ }
+ }
+ }
+
+#if 1
+ else if ( psh_point_is_extremum( point ) )
+ {
+ /* treat extrema as special cases for stem edge alignment */
+ FT_UInt nn, min_flag, max_flag;
+
+
+ if ( major_dir == PSH_DIR_HORIZONTAL )
+ {
+ min_flag = PSH_POINT_POSITIVE;
+ max_flag = PSH_POINT_NEGATIVE;
+ }
+ else
+ {
+ min_flag = PSH_POINT_NEGATIVE;
+ max_flag = PSH_POINT_POSITIVE;
+ }
+
+ if ( point->flags2 & min_flag )
+ {
+ for ( nn = 0; nn < num_hints; nn++ )
+ {
+ PSH_Hint hint = sort[nn];
+ FT_Pos d = org_u - hint->org_pos;
+
+
+ if ( d < threshold && -d < threshold )
+ {
+ point->flags2 |= PSH_POINT_EDGE_MIN;
+ point->hint = hint;
+ psh_point_set_strong( point );
+ break;
+ }
+ }
+ }
+ else if ( point->flags2 & max_flag )
+ {
+ for ( nn = 0; nn < num_hints; nn++ )
+ {
+ PSH_Hint hint = sort[nn];
+ FT_Pos d = org_u - hint->org_pos - hint->org_len;
+
+
+ if ( d < threshold && -d < threshold )
+ {
+ point->flags2 |= PSH_POINT_EDGE_MAX;
+ point->hint = hint;
+ psh_point_set_strong( point );
+ break;
+ }
+ }
+ }
+
+ if ( point->hint == NULL )
+ {
+ for ( nn = 0; nn < num_hints; nn++ )
+ {
+ PSH_Hint hint = sort[nn];
+
+
+ if ( org_u >= hint->org_pos &&
+ org_u <= hint->org_pos + hint->org_len )
+ {
+ point->hint = hint;
+ break;
+ }
+ }
+ }
+ }
+
+#endif /* 1 */
+ }
+ }
+
+
+ /* the accepted shift for strong points in fractional pixels */
+#define PSH_STRONG_THRESHOLD 32
+
+ /* the maximum shift value in font units */
+#define PSH_STRONG_THRESHOLD_MAXIMUM 30
+
+
+ /* find strong points in a glyph */
+ static void
+ psh_glyph_find_strong_points( PSH_Glyph glyph,
+ FT_Int dimension )
+ {
+ /* a point is `strong' if it is located on a stem edge and */
+ /* has an `in' or `out' tangent parallel to the hint's direction */
+
+ PSH_Hint_Table table = &glyph->hint_tables[dimension];
+ PS_Mask mask = table->hint_masks->masks;
+ FT_UInt num_masks = table->hint_masks->num_masks;
+ FT_UInt first = 0;
+ FT_Int major_dir = dimension == 0 ? PSH_DIR_VERTICAL
+ : PSH_DIR_HORIZONTAL;
+ PSH_Dimension dim = &glyph->globals->dimension[dimension];
+ FT_Fixed scale = dim->scale_mult;
+ FT_Int threshold;
+
+
+ threshold = (FT_Int)FT_DivFix( PSH_STRONG_THRESHOLD, scale );
+ if ( threshold > PSH_STRONG_THRESHOLD_MAXIMUM )
+ threshold = PSH_STRONG_THRESHOLD_MAXIMUM;
+
+ /* process secondary hints to `selected' points */
+ if ( num_masks > 1 && glyph->num_points > 0 )
+ {
+ /* the `endchar' op can reduce the number of points */
+ first = mask->end_point > glyph->num_points
+ ? glyph->num_points
+ : mask->end_point;
+ mask++;
+ for ( ; num_masks > 1; num_masks--, mask++ )
+ {
+ FT_UInt next;
+ FT_Int count;
+
+
+ next = mask->end_point > glyph->num_points
+ ? glyph->num_points
+ : mask->end_point;
+ count = next - first;
+ if ( count > 0 )
+ {
+ PSH_Point point = glyph->points + first;
+
+
+ psh_hint_table_activate_mask( table, mask );
+
+ psh_hint_table_find_strong_points( table, point, count,
+ threshold, major_dir );
+ }
+ first = next;
+ }
+ }
+
+ /* process primary hints for all points */
+ if ( num_masks == 1 )
+ {
+ FT_UInt count = glyph->num_points;
+ PSH_Point point = glyph->points;
+
+
+ psh_hint_table_activate_mask( table, table->hint_masks->masks );
+
+ psh_hint_table_find_strong_points( table, point, count,
+ threshold, major_dir );
+ }
+
+ /* now, certain points may have been attached to a hint and */
+ /* not marked as strong; update their flags then */
+ {
+ FT_UInt count = glyph->num_points;
+ PSH_Point point = glyph->points;
+
+
+ for ( ; count > 0; count--, point++ )
+ if ( point->hint && !psh_point_is_strong( point ) )
+ psh_point_set_strong( point );
+ }
+ }
+
+
+ /* find points in a glyph which are in a blue zone and have `in' or */
+ /* `out' tangents parallel to the horizontal axis */
+ static void
+ psh_glyph_find_blue_points( PSH_Blues blues,
+ PSH_Glyph glyph )
+ {
+ PSH_Blue_Table table;
+ PSH_Blue_Zone zone;
+ FT_UInt glyph_count = glyph->num_points;
+ FT_UInt blue_count;
+ PSH_Point point = glyph->points;
+
+
+ for ( ; glyph_count > 0; glyph_count--, point++ )
+ {
+ FT_Pos y;
+
+
+ /* check tangents */
+ if ( !PSH_DIR_COMPARE( point->dir_in, PSH_DIR_HORIZONTAL ) &&
+ !PSH_DIR_COMPARE( point->dir_out, PSH_DIR_HORIZONTAL ) )
+ continue;
+
+ /* skip strong points */
+ if ( psh_point_is_strong( point ) )
+ continue;
+
+ y = point->org_u;
+
+ /* look up top zones */
+ table = &blues->normal_top;
+ blue_count = table->count;
+ zone = table->zones;
+
+ for ( ; blue_count > 0; blue_count--, zone++ )
+ {
+ FT_Pos delta = y - zone->org_bottom;
+
+
+ if ( delta < -blues->blue_fuzz )
+ break;
+
+ if ( y <= zone->org_top + blues->blue_fuzz )
+ if ( blues->no_overshoots || delta <= blues->blue_threshold )
+ {
+ point->cur_u = zone->cur_bottom;
+ psh_point_set_strong( point );
+ psh_point_set_fitted( point );
+ }
+ }
+
+ /* look up bottom zones */
+ table = &blues->normal_bottom;
+ blue_count = table->count;
+ zone = table->zones + blue_count - 1;
+
+ for ( ; blue_count > 0; blue_count--, zone-- )
+ {
+ FT_Pos delta = zone->org_top - y;
+
+
+ if ( delta < -blues->blue_fuzz )
+ break;
+
+ if ( y >= zone->org_bottom - blues->blue_fuzz )
+ if ( blues->no_overshoots || delta < blues->blue_threshold )
+ {
+ point->cur_u = zone->cur_top;
+ psh_point_set_strong( point );
+ psh_point_set_fitted( point );
+ }
+ }
+ }
+ }
+
+
+ /* interpolate strong points with the help of hinted coordinates */
+ static void
+ psh_glyph_interpolate_strong_points( PSH_Glyph glyph,
+ FT_Int dimension )
+ {
+ PSH_Dimension dim = &glyph->globals->dimension[dimension];
+ FT_Fixed scale = dim->scale_mult;
+
+ FT_UInt count = glyph->num_points;
+ PSH_Point point = glyph->points;
+
+
+ for ( ; count > 0; count--, point++ )
+ {
+ PSH_Hint hint = point->hint;
+
+
+ if ( hint )
+ {
+ FT_Pos delta;
+
+
+ if ( psh_point_is_edge_min( point ) )
+ point->cur_u = hint->cur_pos;
+
+ else if ( psh_point_is_edge_max( point ) )
+ point->cur_u = hint->cur_pos + hint->cur_len;
+
+ else
+ {
+ delta = point->org_u - hint->org_pos;
+
+ if ( delta <= 0 )
+ point->cur_u = hint->cur_pos + FT_MulFix( delta, scale );
+
+ else if ( delta >= hint->org_len )
+ point->cur_u = hint->cur_pos + hint->cur_len +
+ FT_MulFix( delta - hint->org_len, scale );
+
+ else /* hint->org_len > 0 */
+ point->cur_u = hint->cur_pos +
+ FT_MulDiv( delta, hint->cur_len,
+ hint->org_len );
+ }
+ psh_point_set_fitted( point );
+ }
+ }
+ }
+
+
+#define PSH_MAX_STRONG_INTERNAL 16
+
+ static void
+ psh_glyph_interpolate_normal_points( PSH_Glyph glyph,
+ FT_Int dimension )
+ {
+
+#if 1
+ /* first technique: a point is strong if it is a local extremum */
+
+ PSH_Dimension dim = &glyph->globals->dimension[dimension];
+ FT_Fixed scale = dim->scale_mult;
+ FT_Memory memory = glyph->memory;
+
+ PSH_Point* strongs = NULL;
+ PSH_Point strongs_0[PSH_MAX_STRONG_INTERNAL];
+ FT_UInt num_strongs = 0;
+
+ PSH_Point points = glyph->points;
+ PSH_Point points_end = points + glyph->num_points;
+ PSH_Point point;
+
+
+ /* first count the number of strong points */
+ for ( point = points; point < points_end; point++ )
+ {
+ if ( psh_point_is_strong( point ) )
+ num_strongs++;
+ }
+
+ if ( num_strongs == 0 ) /* nothing to do here */
+ return;
+
+ /* allocate an array to store a list of points, */
+ /* stored in increasing org_u order */
+ if ( num_strongs <= PSH_MAX_STRONG_INTERNAL )
+ strongs = strongs_0;
+ else
+ {
+ FT_Error error;
+
+
+ if ( FT_NEW_ARRAY( strongs, num_strongs ) )
+ return;
+ }
+
+ num_strongs = 0;
+ for ( point = points; point < points_end; point++ )
+ {
+ PSH_Point* insert;
+
+
+ if ( !psh_point_is_strong( point ) )
+ continue;
+
+ for ( insert = strongs + num_strongs; insert > strongs; insert-- )
+ {
+ if ( insert[-1]->org_u <= point->org_u )
+ break;
+
+ insert[0] = insert[-1];
+ }
+ insert[0] = point;
+ num_strongs++;
+ }
+
+ /* now try to interpolate all normal points */
+ for ( point = points; point < points_end; point++ )
+ {
+ if ( psh_point_is_strong( point ) )
+ continue;
+
+ /* sometimes, some local extrema are smooth points */
+ if ( psh_point_is_smooth( point ) )
+ {
+ if ( point->dir_in == PSH_DIR_NONE ||
+ point->dir_in != point->dir_out )
+ continue;
+
+ if ( !psh_point_is_extremum( point ) &&
+ !psh_point_is_inflex( point ) )
+ continue;
+
+ point->flags &= ~PSH_POINT_SMOOTH;
+ }
+
+ /* find best enclosing point coordinates then interpolate */
+ {
+ PSH_Point before, after;
+ FT_UInt nn;
+
+
+ for ( nn = 0; nn < num_strongs; nn++ )
+ if ( strongs[nn]->org_u > point->org_u )
+ break;
+
+ if ( nn == 0 ) /* point before the first strong point */
+ {
+ after = strongs[0];
+
+ point->cur_u = after->cur_u +
+ FT_MulFix( point->org_u - after->org_u,
+ scale );
+ }
+ else
+ {
+ before = strongs[nn - 1];
+
+ for ( nn = num_strongs; nn > 0; nn-- )
+ if ( strongs[nn - 1]->org_u < point->org_u )
+ break;
+
+ if ( nn == num_strongs ) /* point is after last strong point */
+ {
+ before = strongs[nn - 1];
+
+ point->cur_u = before->cur_u +
+ FT_MulFix( point->org_u - before->org_u,
+ scale );
+ }
+ else
+ {
+ FT_Pos u;
+
+
+ after = strongs[nn];
+
+ /* now interpolate point between before and after */
+ u = point->org_u;
+
+ if ( u == before->org_u )
+ point->cur_u = before->cur_u;
+
+ else if ( u == after->org_u )
+ point->cur_u = after->cur_u;
+
+ else
+ point->cur_u = before->cur_u +
+ FT_MulDiv( u - before->org_u,
+ after->cur_u - before->cur_u,
+ after->org_u - before->org_u );
+ }
+ }
+ psh_point_set_fitted( point );
+ }
+ }
+
+ if ( strongs != strongs_0 )
+ FT_FREE( strongs );
+
+#endif /* 1 */
+
+ }
+
+
+ /* interpolate other points */
+ static void
+ psh_glyph_interpolate_other_points( PSH_Glyph glyph,
+ FT_Int dimension )
+ {
+ PSH_Dimension dim = &glyph->globals->dimension[dimension];
+ FT_Fixed scale = dim->scale_mult;
+ FT_Fixed delta = dim->scale_delta;
+ PSH_Contour contour = glyph->contours;
+ FT_UInt num_contours = glyph->num_contours;
+
+
+ for ( ; num_contours > 0; num_contours--, contour++ )
+ {
+ PSH_Point start = contour->start;
+ PSH_Point first, next, point;
+ FT_UInt fit_count;
+
+
+ /* count the number of strong points in this contour */
+ next = start + contour->count;
+ fit_count = 0;
+ first = 0;
+
+ for ( point = start; point < next; point++ )
+ if ( psh_point_is_fitted( point ) )
+ {
+ if ( !first )
+ first = point;
+
+ fit_count++;
+ }
+
+ /* if there are less than 2 fitted points in the contour, we */
+ /* simply scale and eventually translate the contour points */
+ if ( fit_count < 2 )
+ {
+ if ( fit_count == 1 )
+ delta = first->cur_u - FT_MulFix( first->org_u, scale );
+
+ for ( point = start; point < next; point++ )
+ if ( point != first )
+ point->cur_u = FT_MulFix( point->org_u, scale ) + delta;
+
+ goto Next_Contour;
+ }
+
+ /* there are more than 2 strong points in this contour; we */
+ /* need to interpolate weak points between them */
+ start = first;
+ do
+ {
+ point = first;
+
+ /* skip consecutive fitted points */
+ for (;;)
+ {
+ next = first->next;
+ if ( next == start )
+ goto Next_Contour;
+
+ if ( !psh_point_is_fitted( next ) )
+ break;
+
+ first = next;
+ }
+
+ /* find next fitted point after unfitted one */
+ for (;;)
+ {
+ next = next->next;
+ if ( psh_point_is_fitted( next ) )
+ break;
+ }
+
+ /* now interpolate between them */
+ {
+ FT_Pos org_a, org_ab, cur_a, cur_ab;
+ FT_Pos org_c, org_ac, cur_c;
+ FT_Fixed scale_ab;
+
+
+ if ( first->org_u <= next->org_u )
+ {
+ org_a = first->org_u;
+ cur_a = first->cur_u;
+ org_ab = next->org_u - org_a;
+ cur_ab = next->cur_u - cur_a;
+ }
+ else
+ {
+ org_a = next->org_u;
+ cur_a = next->cur_u;
+ org_ab = first->org_u - org_a;
+ cur_ab = first->cur_u - cur_a;
+ }
+
+ scale_ab = 0x10000L;
+ if ( org_ab > 0 )
+ scale_ab = FT_DivFix( cur_ab, org_ab );
+
+ point = first->next;
+ do
+ {
+ org_c = point->org_u;
+ org_ac = org_c - org_a;
+
+ if ( org_ac <= 0 )
+ {
+ /* on the left of the interpolation zone */
+ cur_c = cur_a + FT_MulFix( org_ac, scale );
+ }
+ else if ( org_ac >= org_ab )
+ {
+ /* on the right on the interpolation zone */
+ cur_c = cur_a + cur_ab + FT_MulFix( org_ac - org_ab, scale );
+ }
+ else
+ {
+ /* within the interpolation zone */
+ cur_c = cur_a + FT_MulFix( org_ac, scale_ab );
+ }
+
+ point->cur_u = cur_c;
+
+ point = point->next;
+
+ } while ( point != next );
+ }
+
+ /* keep going until all points in the contours have been processed */
+ first = next;
+
+ } while ( first != start );
+
+ Next_Contour:
+ ;
+ }
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** HIGH-LEVEL INTERFACE *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ FT_Error
+ ps_hints_apply( PS_Hints ps_hints,
+ FT_Outline* outline,
+ PSH_Globals globals,
+ FT_Render_Mode hint_mode )
+ {
+ PSH_GlyphRec glyphrec;
+ PSH_Glyph glyph = &glyphrec;
+ FT_Error error;
+#ifdef DEBUG_HINTER
+ FT_Memory memory;
+#endif
+ FT_Int dimension;
+
+
+ /* something to do? */
+ if ( outline->n_points == 0 || outline->n_contours == 0 )
+ return PSH_Err_Ok;
+
+#ifdef DEBUG_HINTER
+
+ memory = globals->memory;
+
+ if ( ps_debug_glyph )
+ {
+ psh_glyph_done( ps_debug_glyph );
+ FT_FREE( ps_debug_glyph );
+ }
+
+ if ( FT_NEW( glyph ) )
+ return error;
+
+ ps_debug_glyph = glyph;
+
+#endif /* DEBUG_HINTER */
+
+ error = psh_glyph_init( glyph, outline, ps_hints, globals );
+ if ( error )
+ goto Exit;
+
+ /* try to optimize the y_scale so that the top of non-capital letters
+ * is aligned on a pixel boundary whenever possible
+ */
+ {
+ PSH_Dimension dim_x = &glyph->globals->dimension[0];
+ PSH_Dimension dim_y = &glyph->globals->dimension[1];
+
+ FT_Fixed x_scale = dim_x->scale_mult;
+ FT_Fixed y_scale = dim_y->scale_mult;
+
+ FT_Fixed old_x_scale = x_scale;
+ FT_Fixed old_y_scale = y_scale;
+
+ FT_Fixed scaled;
+ FT_Fixed fitted;
+
+ FT_Bool rescale = FALSE;
+
+
+ scaled = FT_MulFix( globals->blues.normal_top.zones->org_ref, y_scale );
+ fitted = FT_PIX_ROUND( scaled );
+
+ if ( fitted != 0 && scaled != fitted )
+ {
+ rescale = TRUE;
+
+ y_scale = FT_MulDiv( y_scale, fitted, scaled );
+
+ if ( fitted < scaled )
+ x_scale -= x_scale / 50;
+
+ psh_globals_set_scale( glyph->globals, x_scale, y_scale, 0, 0 );
+ }
+
+ glyph->do_horz_hints = 1;
+ glyph->do_vert_hints = 1;
+
+ glyph->do_horz_snapping = FT_BOOL( hint_mode == FT_RENDER_MODE_MONO ||
+ hint_mode == FT_RENDER_MODE_LCD );
+
+ glyph->do_vert_snapping = FT_BOOL( hint_mode == FT_RENDER_MODE_MONO ||
+ hint_mode == FT_RENDER_MODE_LCD_V );
+
+ glyph->do_stem_adjust = FT_BOOL( hint_mode != FT_RENDER_MODE_LIGHT );
+
+ for ( dimension = 0; dimension < 2; dimension++ )
+ {
+ /* load outline coordinates into glyph */
+ psh_glyph_load_points( glyph, dimension );
+
+ /* compute local extrema */
+ psh_glyph_compute_extrema( glyph );
+
+ /* compute aligned stem/hints positions */
+ psh_hint_table_align_hints( &glyph->hint_tables[dimension],
+ glyph->globals,
+ dimension,
+ glyph );
+
+ /* find strong points, align them, then interpolate others */
+ psh_glyph_find_strong_points( glyph, dimension );
+ if ( dimension == 1 )
+ psh_glyph_find_blue_points( &globals->blues, glyph );
+ psh_glyph_interpolate_strong_points( glyph, dimension );
+ psh_glyph_interpolate_normal_points( glyph, dimension );
+ psh_glyph_interpolate_other_points( glyph, dimension );
+
+ /* save hinted coordinates back to outline */
+ psh_glyph_save_points( glyph, dimension );
+
+ if ( rescale )
+ psh_globals_set_scale( glyph->globals,
+ old_x_scale, old_y_scale, 0, 0 );
+ }
+ }
+
+ Exit:
+
+#ifndef DEBUG_HINTER
+ psh_glyph_done( glyph );
+#endif
+
+ return error;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* pshalgo.h */
+/* */
+/* PostScript hinting algorithm (specification). */
+/* */
+/* Copyright 2001, 2002, 2003, 2008 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __PSHALGO_H__
+#define __PSHALGO_H__
+
+
+#include "pshrec.h"
+#include "pshglob.h"
+#include FT_TRIGONOMETRY_H
+
+
+FT_BEGIN_HEADER
+
+
+ /* handle to Hint structure */
+ typedef struct PSH_HintRec_* PSH_Hint;
+
+ /* hint bit-flags */
+ typedef enum PSH_Hint_Flags_
+ {
+ PSH_HINT_GHOST = PS_HINT_FLAG_GHOST,
+ PSH_HINT_BOTTOM = PS_HINT_FLAG_BOTTOM,
+ PSH_HINT_ACTIVE = 4,
+ PSH_HINT_FITTED = 8
+
+ } PSH_Hint_Flags;
+
+
+#define psh_hint_is_active( x ) ( ( (x)->flags & PSH_HINT_ACTIVE ) != 0 )
+#define psh_hint_is_ghost( x ) ( ( (x)->flags & PSH_HINT_GHOST ) != 0 )
+#define psh_hint_is_fitted( x ) ( ( (x)->flags & PSH_HINT_FITTED ) != 0 )
+
+#define psh_hint_activate( x ) (x)->flags |= PSH_HINT_ACTIVE
+#define psh_hint_deactivate( x ) (x)->flags &= ~PSH_HINT_ACTIVE
+#define psh_hint_set_fitted( x ) (x)->flags |= PSH_HINT_FITTED
+
+ /* hint structure */
+ typedef struct PSH_HintRec_
+ {
+ FT_Int org_pos;
+ FT_Int org_len;
+ FT_Pos cur_pos;
+ FT_Pos cur_len;
+ FT_UInt flags;
+ PSH_Hint parent;
+ FT_Int order;
+
+ } PSH_HintRec;
+
+
+ /* this is an interpolation zone used for strong points; */
+ /* weak points are interpolated according to their strong */
+ /* neighbours */
+ typedef struct PSH_ZoneRec_
+ {
+ FT_Fixed scale;
+ FT_Fixed delta;
+ FT_Pos min;
+ FT_Pos max;
+
+ } PSH_ZoneRec, *PSH_Zone;
+
+
+ typedef struct PSH_Hint_TableRec_
+ {
+ FT_UInt max_hints;
+ FT_UInt num_hints;
+ PSH_Hint hints;
+ PSH_Hint* sort;
+ PSH_Hint* sort_global;
+ FT_UInt num_zones;
+ PSH_ZoneRec* zones;
+ PSH_Zone zone;
+ PS_Mask_Table hint_masks;
+ PS_Mask_Table counter_masks;
+
+ } PSH_Hint_TableRec, *PSH_Hint_Table;
+
+
+ typedef struct PSH_PointRec_* PSH_Point;
+ typedef struct PSH_ContourRec_* PSH_Contour;
+
+ enum
+ {
+ PSH_DIR_NONE = 4,
+ PSH_DIR_UP = -1,
+ PSH_DIR_DOWN = 1,
+ PSH_DIR_LEFT = -2,
+ PSH_DIR_RIGHT = 2
+ };
+
+#define PSH_DIR_HORIZONTAL 2
+#define PSH_DIR_VERTICAL 1
+
+#define PSH_DIR_COMPARE( d1, d2 ) ( (d1) == (d2) || (d1) == -(d2) )
+#define PSH_DIR_IS_HORIZONTAL( d ) PSH_DIR_COMPARE( d, PSH_DIR_HORIZONTAL )
+#define PSH_DIR_IS_VERTICAL( d ) PSH_DIR_COMPARE( d, PSH_DIR_VERTICAL )
+
+
+ /* the following bit-flags are computed once by the glyph */
+ /* analyzer, for both dimensions */
+ enum
+ {
+ PSH_POINT_OFF = 1, /* point is off the curve */
+ PSH_POINT_SMOOTH = 2, /* point is smooth */
+ PSH_POINT_INFLEX = 4 /* point is inflection */
+ };
+
+#define psh_point_is_smooth( p ) ( (p)->flags & PSH_POINT_SMOOTH )
+#define psh_point_is_off( p ) ( (p)->flags & PSH_POINT_OFF )
+#define psh_point_is_inflex( p ) ( (p)->flags & PSH_POINT_INFLEX )
+
+#define psh_point_set_smooth( p ) (p)->flags |= PSH_POINT_SMOOTH
+#define psh_point_set_off( p ) (p)->flags |= PSH_POINT_OFF
+#define psh_point_set_inflex( p ) (p)->flags |= PSH_POINT_INFLEX
+
+ /* the following bit-flags are re-computed for each dimension */
+ enum
+ {
+ PSH_POINT_STRONG = 16, /* point is strong */
+ PSH_POINT_FITTED = 32, /* point is already fitted */
+ PSH_POINT_EXTREMUM = 64, /* point is local extremum */
+ PSH_POINT_POSITIVE = 128, /* extremum has positive contour flow */
+ PSH_POINT_NEGATIVE = 256, /* extremum has negative contour flow */
+ PSH_POINT_EDGE_MIN = 512, /* point is aligned to left/bottom stem edge */
+ PSH_POINT_EDGE_MAX = 1024 /* point is aligned to top/right stem edge */
+ };
+
+#define psh_point_is_strong( p ) ( (p)->flags2 & PSH_POINT_STRONG )
+#define psh_point_is_fitted( p ) ( (p)->flags2 & PSH_POINT_FITTED )
+#define psh_point_is_extremum( p ) ( (p)->flags2 & PSH_POINT_EXTREMUM )
+#define psh_point_is_positive( p ) ( (p)->flags2 & PSH_POINT_POSITIVE )
+#define psh_point_is_negative( p ) ( (p)->flags2 & PSH_POINT_NEGATIVE )
+#define psh_point_is_edge_min( p ) ( (p)->flags2 & PSH_POINT_EDGE_MIN )
+#define psh_point_is_edge_max( p ) ( (p)->flags2 & PSH_POINT_EDGE_MAX )
+
+#define psh_point_set_strong( p ) (p)->flags2 |= PSH_POINT_STRONG
+#define psh_point_set_fitted( p ) (p)->flags2 |= PSH_POINT_FITTED
+#define psh_point_set_extremum( p ) (p)->flags2 |= PSH_POINT_EXTREMUM
+#define psh_point_set_positive( p ) (p)->flags2 |= PSH_POINT_POSITIVE
+#define psh_point_set_negative( p ) (p)->flags2 |= PSH_POINT_NEGATIVE
+#define psh_point_set_edge_min( p ) (p)->flags2 |= PSH_POINT_EDGE_MIN
+#define psh_point_set_edge_max( p ) (p)->flags2 |= PSH_POINT_EDGE_MAX
+
+
+ typedef struct PSH_PointRec_
+ {
+ PSH_Point prev;
+ PSH_Point next;
+ PSH_Contour contour;
+ FT_UInt flags;
+ FT_UInt flags2;
+ FT_Char dir_in;
+ FT_Char dir_out;
+ FT_Angle angle_in;
+ FT_Angle angle_out;
+ PSH_Hint hint;
+ FT_Pos org_u;
+ FT_Pos org_v;
+ FT_Pos cur_u;
+#ifdef DEBUG_HINTER
+ FT_Pos org_x;
+ FT_Pos cur_x;
+ FT_Pos org_y;
+ FT_Pos cur_y;
+ FT_UInt flags_x;
+ FT_UInt flags_y;
+#endif
+
+ } PSH_PointRec;
+
+
+#define PSH_POINT_EQUAL_ORG( a, b ) ( (a)->org_u == (b)->org_u && \
+ (a)->org_v == (b)->org_v )
+
+#define PSH_POINT_ANGLE( a, b ) FT_Atan2( (b)->org_u - (a)->org_u, \
+ (b)->org_v - (a)->org_v )
+
+ typedef struct PSH_ContourRec_
+ {
+ PSH_Point start;
+ FT_UInt count;
+
+ } PSH_ContourRec;
+
+
+ typedef struct PSH_GlyphRec_
+ {
+ FT_UInt num_points;
+ FT_UInt num_contours;
+
+ PSH_Point points;
+ PSH_Contour contours;
+
+ FT_Memory memory;
+ FT_Outline* outline;
+ PSH_Globals globals;
+ PSH_Hint_TableRec hint_tables[2];
+
+ FT_Bool vertical;
+ FT_Int major_dir;
+ FT_Int minor_dir;
+
+ FT_Bool do_horz_hints;
+ FT_Bool do_vert_hints;
+ FT_Bool do_horz_snapping;
+ FT_Bool do_vert_snapping;
+ FT_Bool do_stem_adjust;
+
+ } PSH_GlyphRec, *PSH_Glyph;
+
+
+#ifdef DEBUG_HINTER
+ extern PSH_Hint_Table ps_debug_hint_table;
+
+ typedef void
+ (*PSH_HintFunc)( PSH_Hint hint,
+ FT_Bool vertical );
+
+ extern PSH_HintFunc ps_debug_hint_func;
+
+ extern PSH_Glyph ps_debug_glyph;
+#endif
+
+
+ extern FT_Error
+ ps_hints_apply( PS_Hints ps_hints,
+ FT_Outline* outline,
+ PSH_Globals globals,
+ FT_Render_Mode hint_mode );
+
+
+FT_END_HEADER
+
+
+#endif /* __PSHALGO_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* pshglob.c */
+/* */
+/* PostScript hinter global hinting management (body). */
+/* Inspired by the new auto-hinter module. */
+/* */
+/* Copyright 2001, 2002, 2003, 2004, 2006, 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used */
+/* modified and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+#include FT_INTERNAL_OBJECTS_H
+#include "pshglob.h"
+
+#ifdef DEBUG_HINTER
+ PSH_Globals ps_debug_globals = 0;
+#endif
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** STANDARD WIDTHS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /* scale the widths/heights table */
+ static void
+ psh_globals_scale_widths( PSH_Globals globals,
+ FT_UInt direction )
+ {
+ PSH_Dimension dim = &globals->dimension[direction];
+ PSH_Widths stdw = &dim->stdw;
+ FT_UInt count = stdw->count;
+ PSH_Width width = stdw->widths;
+ PSH_Width stand = width; /* standard width/height */
+ FT_Fixed scale = dim->scale_mult;
+
+
+ if ( count > 0 )
+ {
+ width->cur = FT_MulFix( width->org, scale );
+ width->fit = FT_PIX_ROUND( width->cur );
+
+ width++;
+ count--;
+
+ for ( ; count > 0; count--, width++ )
+ {
+ FT_Pos w, dist;
+
+
+ w = FT_MulFix( width->org, scale );
+ dist = w - stand->cur;
+
+ if ( dist < 0 )
+ dist = -dist;
+
+ if ( dist < 128 )
+ w = stand->cur;
+
+ width->cur = w;
+ width->fit = FT_PIX_ROUND( w );
+ }
+ }
+ }
+
+
+#if 0
+
+ /* org_width is is font units, result in device pixels, 26.6 format */
+ FT_LOCAL_DEF( FT_Pos )
+ psh_dimension_snap_width( PSH_Dimension dimension,
+ FT_Int org_width )
+ {
+ FT_UInt n;
+ FT_Pos width = FT_MulFix( org_width, dimension->scale_mult );
+ FT_Pos best = 64 + 32 + 2;
+ FT_Pos reference = width;
+
+
+ for ( n = 0; n < dimension->stdw.count; n++ )
+ {
+ FT_Pos w;
+ FT_Pos dist;
+
+
+ w = dimension->stdw.widths[n].cur;
+ dist = width - w;
+ if ( dist < 0 )
+ dist = -dist;
+ if ( dist < best )
+ {
+ best = dist;
+ reference = w;
+ }
+ }
+
+ if ( width >= reference )
+ {
+ width -= 0x21;
+ if ( width < reference )
+ width = reference;
+ }
+ else
+ {
+ width += 0x21;
+ if ( width > reference )
+ width = reference;
+ }
+
+ return width;
+ }
+
+#endif /* 0 */
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** BLUE ZONES *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ static void
+ psh_blues_set_zones_0( PSH_Blues target,
+ FT_Bool is_others,
+ FT_UInt read_count,
+ FT_Short* read,
+ PSH_Blue_Table top_table,
+ PSH_Blue_Table bot_table )
+ {
+ FT_UInt count_top = top_table->count;
+ FT_UInt count_bot = bot_table->count;
+ FT_Bool first = 1;
+
+ FT_UNUSED( target );
+
+
+ for ( ; read_count > 1; read_count -= 2 )
+ {
+ FT_Int reference, delta;
+ FT_UInt count;
+ PSH_Blue_Zone zones, zone;
+ FT_Bool top;
+
+
+ /* read blue zone entry, and select target top/bottom zone */
+ top = 0;
+ if ( first || is_others )
+ {
+ reference = read[1];
+ delta = read[0] - reference;
+
+ zones = bot_table->zones;
+ count = count_bot;
+ first = 0;
+ }
+ else
+ {
+ reference = read[0];
+ delta = read[1] - reference;
+
+ zones = top_table->zones;
+ count = count_top;
+ top = 1;
+ }
+
+ /* insert into sorted table */
+ zone = zones;
+ for ( ; count > 0; count--, zone++ )
+ {
+ if ( reference < zone->org_ref )
+ break;
+
+ if ( reference == zone->org_ref )
+ {
+ FT_Int delta0 = zone->org_delta;
+
+
+ /* we have two zones on the same reference position -- */
+ /* only keep the largest one */
+ if ( delta < 0 )
+ {
+ if ( delta < delta0 )
+ zone->org_delta = delta;
+ }
+ else
+ {
+ if ( delta > delta0 )
+ zone->org_delta = delta;
+ }
+ goto Skip;
+ }
+ }
+
+ for ( ; count > 0; count-- )
+ zone[count] = zone[count-1];
+
+ zone->org_ref = reference;
+ zone->org_delta = delta;
+
+ if ( top )
+ count_top++;
+ else
+ count_bot++;
+
+ Skip:
+ read += 2;
+ }
+
+ top_table->count = count_top;
+ bot_table->count = count_bot;
+ }
+
+
+ /* Re-read blue zones from the original fonts and store them into out */
+ /* private structure. This function re-orders, sanitizes and */
+ /* fuzz-expands the zones as well. */
+ static void
+ psh_blues_set_zones( PSH_Blues target,
+ FT_UInt count,
+ FT_Short* blues,
+ FT_UInt count_others,
+ FT_Short* other_blues,
+ FT_Int fuzz,
+ FT_Int family )
+ {
+ PSH_Blue_Table top_table, bot_table;
+ FT_Int count_top, count_bot;
+
+
+ if ( family )
+ {
+ top_table = &target->family_top;
+ bot_table = &target->family_bottom;
+ }
+ else
+ {
+ top_table = &target->normal_top;
+ bot_table = &target->normal_bottom;
+ }
+
+ /* read the input blue zones, and build two sorted tables */
+ /* (one for the top zones, the other for the bottom zones) */
+ top_table->count = 0;
+ bot_table->count = 0;
+
+ /* first, the blues */
+ psh_blues_set_zones_0( target, 0,
+ count, blues, top_table, bot_table );
+ psh_blues_set_zones_0( target, 1,
+ count_others, other_blues, top_table, bot_table );
+
+ count_top = top_table->count;
+ count_bot = bot_table->count;
+
+ /* sanitize top table */
+ if ( count_top > 0 )
+ {
+ PSH_Blue_Zone zone = top_table->zones;
+
+
+ for ( count = count_top; count > 0; count--, zone++ )
+ {
+ FT_Int delta;
+
+
+ if ( count > 1 )
+ {
+ delta = zone[1].org_ref - zone[0].org_ref;
+ if ( zone->org_delta > delta )
+ zone->org_delta = delta;
+ }
+
+ zone->org_bottom = zone->org_ref;
+ zone->org_top = zone->org_delta + zone->org_ref;
+ }
+ }
+
+ /* sanitize bottom table */
+ if ( count_bot > 0 )
+ {
+ PSH_Blue_Zone zone = bot_table->zones;
+
+
+ for ( count = count_bot; count > 0; count--, zone++ )
+ {
+ FT_Int delta;
+
+
+ if ( count > 1 )
+ {
+ delta = zone[0].org_ref - zone[1].org_ref;
+ if ( zone->org_delta < delta )
+ zone->org_delta = delta;
+ }
+
+ zone->org_top = zone->org_ref;
+ zone->org_bottom = zone->org_delta + zone->org_ref;
+ }
+ }
+
+ /* expand top and bottom tables with blue fuzz */
+ {
+ FT_Int dim, top, bot, delta;
+ PSH_Blue_Zone zone;
+
+
+ zone = top_table->zones;
+ count = count_top;
+
+ for ( dim = 1; dim >= 0; dim-- )
+ {
+ if ( count > 0 )
+ {
+ /* expand the bottom of the lowest zone normally */
+ zone->org_bottom -= fuzz;
+
+ /* expand the top and bottom of intermediate zones; */
+ /* checking that the interval is smaller than the fuzz */
+ top = zone->org_top;
+
+ for ( count--; count > 0; count-- )
+ {
+ bot = zone[1].org_bottom;
+ delta = bot - top;
+
+ if ( delta < 2 * fuzz )
+ zone[0].org_top = zone[1].org_bottom = top + delta / 2;
+ else
+ {
+ zone[0].org_top = top + fuzz;
+ zone[1].org_bottom = bot - fuzz;
+ }
+
+ zone++;
+ top = zone->org_top;
+ }
+
+ /* expand the top of the highest zone normally */
+ zone->org_top = top + fuzz;
+ }
+ zone = bot_table->zones;
+ count = count_bot;
+ }
+ }
+ }
+
+
+ /* reset the blues table when the device transform changes */
+ static void
+ psh_blues_scale_zones( PSH_Blues blues,
+ FT_Fixed scale,
+ FT_Pos delta )
+ {
+ FT_UInt count;
+ FT_UInt num;
+ PSH_Blue_Table table = 0;
+
+ /* */
+ /* Determine whether we need to suppress overshoots or */
+ /* not. We simply need to compare the vertical scale */
+ /* parameter to the raw bluescale value. Here is why: */
+ /* */
+ /* We need to suppress overshoots for all pointsizes. */
+ /* At 300dpi that satisfies: */
+ /* */
+ /* pointsize < 240*bluescale + 0.49 */
+ /* */
+ /* This corresponds to: */
+ /* */
+ /* pixelsize < 1000*bluescale + 49/24 */
+ /* */
+ /* scale*EM_Size < 1000*bluescale + 49/24 */
+ /* */
+ /* However, for normal Type 1 fonts, EM_Size is 1000! */
+ /* We thus only check: */
+ /* */
+ /* scale < bluescale + 49/24000 */
+ /* */
+ /* which we shorten to */
+ /* */
+ /* "scale < bluescale" */
+ /* */
+ /* Note that `blue_scale' is stored 1000 times its real */
+ /* value, and that `scale' converts from font units to */
+ /* fractional pixels. */
+ /* */
+
+ /* 1000 / 64 = 125 / 8 */
+ if ( scale >= 0x20C49BAL )
+ blues->no_overshoots = FT_BOOL( scale < blues->blue_scale * 8 / 125 );
+ else
+ blues->no_overshoots = FT_BOOL( scale * 125 < blues->blue_scale * 8 );
+
+ /* */
+ /* The blue threshold is the font units distance under */
+ /* which overshoots are suppressed due to the BlueShift */
+ /* even if the scale is greater than BlueScale. */
+ /* */
+ /* It is the smallest distance such that */
+ /* */
+ /* dist <= BlueShift && dist*scale <= 0.5 pixels */
+ /* */
+ {
+ FT_Int threshold = blues->blue_shift;
+
+
+ while ( threshold > 0 && FT_MulFix( threshold, scale ) > 32 )
+ threshold--;
+
+ blues->blue_threshold = threshold;
+ }
+
+ for ( num = 0; num < 4; num++ )
+ {
+ PSH_Blue_Zone zone;
+
+
+ switch ( num )
+ {
+ case 0:
+ table = &blues->normal_top;
+ break;
+ case 1:
+ table = &blues->normal_bottom;
+ break;
+ case 2:
+ table = &blues->family_top;
+ break;
+ default:
+ table = &blues->family_bottom;
+ break;
+ }
+
+ zone = table->zones;
+ count = table->count;
+ for ( ; count > 0; count--, zone++ )
+ {
+ zone->cur_top = FT_MulFix( zone->org_top, scale ) + delta;
+ zone->cur_bottom = FT_MulFix( zone->org_bottom, scale ) + delta;
+ zone->cur_ref = FT_MulFix( zone->org_ref, scale ) + delta;
+ zone->cur_delta = FT_MulFix( zone->org_delta, scale );
+
+ /* round scaled reference position */
+ zone->cur_ref = FT_PIX_ROUND( zone->cur_ref );
+
+#if 0
+ if ( zone->cur_ref > zone->cur_top )
+ zone->cur_ref -= 64;
+ else if ( zone->cur_ref < zone->cur_bottom )
+ zone->cur_ref += 64;
+#endif
+ }
+ }
+
+ /* process the families now */
+
+ for ( num = 0; num < 2; num++ )
+ {
+ PSH_Blue_Zone zone1, zone2;
+ FT_UInt count1, count2;
+ PSH_Blue_Table normal, family;
+
+
+ switch ( num )
+ {
+ case 0:
+ normal = &blues->normal_top;
+ family = &blues->family_top;
+ break;
+
+ default:
+ normal = &blues->normal_bottom;
+ family = &blues->family_bottom;
+ }
+
+ zone1 = normal->zones;
+ count1 = normal->count;
+
+ for ( ; count1 > 0; count1--, zone1++ )
+ {
+ /* try to find a family zone whose reference position is less */
+ /* than 1 pixel far from the current zone */
+ zone2 = family->zones;
+ count2 = family->count;
+
+ for ( ; count2 > 0; count2--, zone2++ )
+ {
+ FT_Pos Delta;
+
+
+ Delta = zone1->org_ref - zone2->org_ref;
+ if ( Delta < 0 )
+ Delta = -Delta;
+
+ if ( FT_MulFix( Delta, scale ) < 64 )
+ {
+ zone1->cur_top = zone2->cur_top;
+ zone1->cur_bottom = zone2->cur_bottom;
+ zone1->cur_ref = zone2->cur_ref;
+ zone1->cur_delta = zone2->cur_delta;
+ break;
+ }
+ }
+ }
+ }
+ }
+
+
+ FT_LOCAL_DEF( void )
+ psh_blues_snap_stem( PSH_Blues blues,
+ FT_Int stem_top,
+ FT_Int stem_bot,
+ PSH_Alignment alignment )
+ {
+ PSH_Blue_Table table;
+ FT_UInt count;
+ FT_Pos delta;
+ PSH_Blue_Zone zone;
+ FT_Int no_shoots;
+
+
+ alignment->align = PSH_BLUE_ALIGN_NONE;
+
+ no_shoots = blues->no_overshoots;
+
+ /* look up stem top in top zones table */
+ table = &blues->normal_top;
+ count = table->count;
+ zone = table->zones;
+
+ for ( ; count > 0; count--, zone++ )
+ {
+ delta = stem_top - zone->org_bottom;
+ if ( delta < -blues->blue_fuzz )
+ break;
+
+ if ( stem_top <= zone->org_top + blues->blue_fuzz )
+ {
+ if ( no_shoots || delta <= blues->blue_threshold )
+ {
+ alignment->align |= PSH_BLUE_ALIGN_TOP;
+ alignment->align_top = zone->cur_ref;
+ }
+ break;
+ }
+ }
+
+ /* look up stem bottom in bottom zones table */
+ table = &blues->normal_bottom;
+ count = table->count;
+ zone = table->zones + count-1;
+
+ for ( ; count > 0; count--, zone-- )
+ {
+ delta = zone->org_top - stem_bot;
+ if ( delta < -blues->blue_fuzz )
+ break;
+
+ if ( stem_bot >= zone->org_bottom - blues->blue_fuzz )
+ {
+ if ( no_shoots || delta < blues->blue_threshold )
+ {
+ alignment->align |= PSH_BLUE_ALIGN_BOT;
+ alignment->align_bot = zone->cur_ref;
+ }
+ break;
+ }
+ }
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** GLOBAL HINTS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ static void
+ psh_globals_destroy( PSH_Globals globals )
+ {
+ if ( globals )
+ {
+ FT_Memory memory;
+
+
+ memory = globals->memory;
+ globals->dimension[0].stdw.count = 0;
+ globals->dimension[1].stdw.count = 0;
+
+ globals->blues.normal_top.count = 0;
+ globals->blues.normal_bottom.count = 0;
+ globals->blues.family_top.count = 0;
+ globals->blues.family_bottom.count = 0;
+
+ FT_FREE( globals );
+
+#ifdef DEBUG_HINTER
+ ps_debug_globals = 0;
+#endif
+ }
+ }
+
+
+ static FT_Error
+ psh_globals_new( FT_Memory memory,
+ T1_Private* priv,
+ PSH_Globals *aglobals )
+ {
+ PSH_Globals globals = NULL;
+ FT_Error error;
+
+
+ if ( !FT_NEW( globals ) )
+ {
+ FT_UInt count;
+ FT_Short* read;
+
+
+ globals->memory = memory;
+
+ /* copy standard widths */
+ {
+ PSH_Dimension dim = &globals->dimension[1];
+ PSH_Width write = dim->stdw.widths;
+
+
+ write->org = priv->standard_width[0];
+ write++;
+
+ read = priv->snap_widths;
+ for ( count = priv->num_snap_widths; count > 0; count-- )
+ {
+ write->org = *read;
+ write++;
+ read++;
+ }
+
+ dim->stdw.count = priv->num_snap_widths + 1;
+ }
+
+ /* copy standard heights */
+ {
+ PSH_Dimension dim = &globals->dimension[0];
+ PSH_Width write = dim->stdw.widths;
+
+
+ write->org = priv->standard_height[0];
+ write++;
+ read = priv->snap_heights;
+ for ( count = priv->num_snap_heights; count > 0; count-- )
+ {
+ write->org = *read;
+ write++;
+ read++;
+ }
+
+ dim->stdw.count = priv->num_snap_heights + 1;
+ }
+
+ /* copy blue zones */
+ psh_blues_set_zones( &globals->blues, priv->num_blue_values,
+ priv->blue_values, priv->num_other_blues,
+ priv->other_blues, priv->blue_fuzz, 0 );
+
+ psh_blues_set_zones( &globals->blues, priv->num_family_blues,
+ priv->family_blues, priv->num_family_other_blues,
+ priv->family_other_blues, priv->blue_fuzz, 1 );
+
+ globals->blues.blue_scale = priv->blue_scale;
+ globals->blues.blue_shift = priv->blue_shift;
+ globals->blues.blue_fuzz = priv->blue_fuzz;
+
+ globals->dimension[0].scale_mult = 0;
+ globals->dimension[0].scale_delta = 0;
+ globals->dimension[1].scale_mult = 0;
+ globals->dimension[1].scale_delta = 0;
+
+#ifdef DEBUG_HINTER
+ ps_debug_globals = globals;
+#endif
+ }
+
+ *aglobals = globals;
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ psh_globals_set_scale( PSH_Globals globals,
+ FT_Fixed x_scale,
+ FT_Fixed y_scale,
+ FT_Fixed x_delta,
+ FT_Fixed y_delta )
+ {
+ PSH_Dimension dim = &globals->dimension[0];
+
+
+ dim = &globals->dimension[0];
+ if ( x_scale != dim->scale_mult ||
+ x_delta != dim->scale_delta )
+ {
+ dim->scale_mult = x_scale;
+ dim->scale_delta = x_delta;
+
+ psh_globals_scale_widths( globals, 0 );
+ }
+
+ dim = &globals->dimension[1];
+ if ( y_scale != dim->scale_mult ||
+ y_delta != dim->scale_delta )
+ {
+ dim->scale_mult = y_scale;
+ dim->scale_delta = y_delta;
+
+ psh_globals_scale_widths( globals, 1 );
+ psh_blues_scale_zones( &globals->blues, y_scale, y_delta );
+ }
+
+ return 0;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ psh_globals_funcs_init( PSH_Globals_FuncsRec* funcs )
+ {
+ funcs->create = psh_globals_new;
+ funcs->set_scale = psh_globals_set_scale;
+ funcs->destroy = psh_globals_destroy;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* pshglob.h */
+/* */
+/* PostScript hinter global hinting management. */
+/* */
+/* Copyright 2001, 2002, 2003 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __PSHGLOB_H__
+#define __PSHGLOB_H__
+
+
+#include FT_FREETYPE_H
+#include FT_INTERNAL_POSTSCRIPT_HINTS_H
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** GLOBAL HINTS INTERNALS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* @constant: */
+ /* PS_GLOBALS_MAX_BLUE_ZONES */
+ /* */
+ /* @description: */
+ /* The maximum number of blue zones in a font global hints structure. */
+ /* See @PS_Globals_BluesRec. */
+ /* */
+#define PS_GLOBALS_MAX_BLUE_ZONES 16
+
+
+ /*************************************************************************/
+ /* */
+ /* @constant: */
+ /* PS_GLOBALS_MAX_STD_WIDTHS */
+ /* */
+ /* @description: */
+ /* The maximum number of standard and snap widths in either the */
+ /* horizontal or vertical direction. See @PS_Globals_WidthsRec. */
+ /* */
+#define PS_GLOBALS_MAX_STD_WIDTHS 16
+
+
+ /* standard and snap width */
+ typedef struct PSH_WidthRec_
+ {
+ FT_Int org;
+ FT_Pos cur;
+ FT_Pos fit;
+
+ } PSH_WidthRec, *PSH_Width;
+
+
+ /* standard and snap widths table */
+ typedef struct PSH_WidthsRec_
+ {
+ FT_UInt count;
+ PSH_WidthRec widths[PS_GLOBALS_MAX_STD_WIDTHS];
+
+ } PSH_WidthsRec, *PSH_Widths;
+
+
+ typedef struct PSH_DimensionRec_
+ {
+ PSH_WidthsRec stdw;
+ FT_Fixed scale_mult;
+ FT_Fixed scale_delta;
+
+ } PSH_DimensionRec, *PSH_Dimension;
+
+
+ /* blue zone descriptor */
+ typedef struct PSH_Blue_ZoneRec_
+ {
+ FT_Int org_ref;
+ FT_Int org_delta;
+ FT_Int org_top;
+ FT_Int org_bottom;
+
+ FT_Pos cur_ref;
+ FT_Pos cur_delta;
+ FT_Pos cur_bottom;
+ FT_Pos cur_top;
+
+ } PSH_Blue_ZoneRec, *PSH_Blue_Zone;
+
+
+ typedef struct PSH_Blue_TableRec_
+ {
+ FT_UInt count;
+ PSH_Blue_ZoneRec zones[PS_GLOBALS_MAX_BLUE_ZONES];
+
+ } PSH_Blue_TableRec, *PSH_Blue_Table;
+
+
+ /* blue zones table */
+ typedef struct PSH_BluesRec_
+ {
+ PSH_Blue_TableRec normal_top;
+ PSH_Blue_TableRec normal_bottom;
+ PSH_Blue_TableRec family_top;
+ PSH_Blue_TableRec family_bottom;
+
+ FT_Fixed blue_scale;
+ FT_Int blue_shift;
+ FT_Int blue_threshold;
+ FT_Int blue_fuzz;
+ FT_Bool no_overshoots;
+
+ } PSH_BluesRec, *PSH_Blues;
+
+
+ /* font globals. */
+ /* dimension 0 => X coordinates + vertical hints/stems */
+ /* dimension 1 => Y coordinates + horizontal hints/stems */
+ typedef struct PSH_GlobalsRec_
+ {
+ FT_Memory memory;
+ PSH_DimensionRec dimension[2];
+ PSH_BluesRec blues;
+
+ } PSH_GlobalsRec;
+
+
+#define PSH_BLUE_ALIGN_NONE 0
+#define PSH_BLUE_ALIGN_TOP 1
+#define PSH_BLUE_ALIGN_BOT 2
+
+
+ typedef struct PSH_AlignmentRec_
+ {
+ int align;
+ FT_Pos align_top;
+ FT_Pos align_bot;
+
+ } PSH_AlignmentRec, *PSH_Alignment;
+
+
+ FT_LOCAL( void )
+ psh_globals_funcs_init( PSH_Globals_FuncsRec* funcs );
+
+
+#if 0
+ /* snap a stem width to fitter coordinates. `org_width' is in font */
+ /* units. The result is in device pixels (26.6 format). */
+ FT_LOCAL( FT_Pos )
+ psh_dimension_snap_width( PSH_Dimension dimension,
+ FT_Int org_width );
+#endif
+
+ FT_LOCAL( FT_Error )
+ psh_globals_set_scale( PSH_Globals globals,
+ FT_Fixed x_scale,
+ FT_Fixed y_scale,
+ FT_Fixed x_delta,
+ FT_Fixed y_delta );
+
+ /* snap a stem to one or two blue zones */
+ FT_LOCAL( void )
+ psh_blues_snap_stem( PSH_Blues blues,
+ FT_Int stem_top,
+ FT_Int stem_bot,
+ PSH_Alignment alignment );
+ /* */
+
+#ifdef DEBUG_HINTER
+ extern PSH_Globals ps_debug_globals;
+#endif
+
+
+FT_END_HEADER
+
+
+#endif /* __PSHGLOB_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* pshinter.c */
+/* */
+/* FreeType PostScript Hinting module */
+/* */
+/* Copyright 2001, 2003 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#define FT_MAKE_OPTION_SINGLE_OBJECT
+
+#include <ft2build.h>
+#include "pshpic.c"
+#include "pshrec.c"
+#include "pshglob.c"
+#include "pshalgo.c"
+#include "pshmod.c"
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* pshmod.c */
+/* */
+/* FreeType PostScript hinter module implementation (body). */
+/* */
+/* Copyright 2001, 2002, 2007 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_OBJECTS_H
+#include "pshrec.h"
+#include "pshalgo.h"
+#include "pshpic.h"
+
+
+ /* the Postscript Hinter module structure */
+ typedef struct PS_Hinter_Module_Rec_
+ {
+ FT_ModuleRec root;
+ PS_HintsRec ps_hints;
+
+ PSH_Globals_FuncsRec globals_funcs;
+ T1_Hints_FuncsRec t1_funcs;
+ T2_Hints_FuncsRec t2_funcs;
+
+ } PS_Hinter_ModuleRec, *PS_Hinter_Module;
+
+
+ /* finalize module */
+ FT_CALLBACK_DEF( void )
+ ps_hinter_done( PS_Hinter_Module module )
+ {
+ module->t1_funcs.hints = NULL;
+ module->t2_funcs.hints = NULL;
+
+ ps_hints_done( &module->ps_hints );
+ }
+
+
+ /* initialize module, create hints recorder and the interface */
+ FT_CALLBACK_DEF( FT_Error )
+ ps_hinter_init( PS_Hinter_Module module )
+ {
+ FT_Memory memory = module->root.memory;
+ void* ph = &module->ps_hints;
+
+
+ ps_hints_init( &module->ps_hints, memory );
+
+ psh_globals_funcs_init( &module->globals_funcs );
+
+ t1_hints_funcs_init( &module->t1_funcs );
+ module->t1_funcs.hints = (T1_Hints)ph;
+
+ t2_hints_funcs_init( &module->t2_funcs );
+ module->t2_funcs.hints = (T2_Hints)ph;
+
+ return 0;
+ }
+
+
+ /* returns global hints interface */
+ FT_CALLBACK_DEF( PSH_Globals_Funcs )
+ pshinter_get_globals_funcs( FT_Module module )
+ {
+ return &((PS_Hinter_Module)module)->globals_funcs;
+ }
+
+
+ /* return Type 1 hints interface */
+ FT_CALLBACK_DEF( T1_Hints_Funcs )
+ pshinter_get_t1_funcs( FT_Module module )
+ {
+ return &((PS_Hinter_Module)module)->t1_funcs;
+ }
+
+
+ /* return Type 2 hints interface */
+ FT_CALLBACK_DEF( T2_Hints_Funcs )
+ pshinter_get_t2_funcs( FT_Module module )
+ {
+ return &((PS_Hinter_Module)module)->t2_funcs;
+ }
+
+
+ FT_DEFINE_PSHINTER_INTERFACE(pshinter_interface,
+ pshinter_get_globals_funcs,
+ pshinter_get_t1_funcs,
+ pshinter_get_t2_funcs
+ )
+
+
+ FT_DEFINE_MODULE(pshinter_module_class,
+
+ 0,
+ sizeof ( PS_Hinter_ModuleRec ),
+ "pshinter",
+ 0x10000L,
+ 0x20000L,
+
+ &FTPSHINTER_INTERFACE_GET, /* module-specific interface */
+
+ (FT_Module_Constructor)ps_hinter_init,
+ (FT_Module_Destructor) ps_hinter_done,
+ (FT_Module_Requester) 0 /* no additional interface for now */
+ )
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* pshmod.h */
+/* */
+/* PostScript hinter module interface (specification). */
+/* */
+/* Copyright 2001 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __PSHMOD_H__
+#define __PSHMOD_H__
+
+
+#include <ft2build.h>
+#include FT_MODULE_H
+
+
+FT_BEGIN_HEADER
+
+
+ FT_DECLARE_MODULE( pshinter_module_class )
+
+
+FT_END_HEADER
+
+
+#endif /* __PSHMOD_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* pshnterr.h */
+/* */
+/* PS Hinter error codes (specification only). */
+/* */
+/* Copyright 2003, 2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This file is used to define the PSHinter error enumeration constants. */
+ /* */
+ /*************************************************************************/
+
+#ifndef __PSHNTERR_H__
+#define __PSHNTERR_H__
+
+#include FT_MODULE_ERRORS_H
+
+#undef __FTERRORS_H__
+
+#undef FT_ERR_PREFIX
+#define FT_ERR_PREFIX PSH_Err_
+#define FT_ERR_BASE FT_Mod_Err_PShinter
+
+#include FT_ERRORS_H
+
+#endif /* __PSHNTERR_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* pshpic.c */
+/* */
+/* The FreeType position independent code services for pshinter module. */
+/* */
+/* Copyright 2009, 2010 by */
+/* Oran Agra and Mickey Gabel. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+#include FT_INTERNAL_OBJECTS_H
+#include "pshpic.h"
+#include "pshnterr.h"
+
+#ifdef FT_CONFIG_OPTION_PIC
+
+ /* forward declaration of PIC init functions from pshmod.c */
+ void
+ FT_Init_Class_pshinter_interface( FT_Library library,
+ PSHinter_Interface* clazz );
+
+ void
+ pshinter_module_class_pic_free( FT_Library library )
+ {
+ FT_PIC_Container* pic_container = &library->pic_container;
+ FT_Memory memory = library->memory;
+
+
+ if ( pic_container->pshinter )
+ {
+ FT_FREE( pic_container->pshinter );
+ pic_container->pshinter = NULL;
+ }
+ }
+
+
+ FT_Error
+ pshinter_module_class_pic_init( FT_Library library )
+ {
+ FT_PIC_Container* pic_container = &library->pic_container;
+ FT_Error error = PSH_Err_Ok;
+ PSHinterPIC* container;
+ FT_Memory memory = library->memory;
+
+
+ /* allocate pointer, clear and set global container pointer */
+ if ( FT_ALLOC ( container, sizeof ( *container ) ) )
+ return error;
+ FT_MEM_SET( container, 0, sizeof ( *container ) );
+ pic_container->pshinter = container;
+
+ /* add call to initialization function when you add new scripts */
+ FT_Init_Class_pshinter_interface(
+ library, &container->pshinter_interface );
+
+/*Exit:*/
+ if( error )
+ pshinter_module_class_pic_free( library );
+ return error;
+ }
+
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* pshpic.h */
+/* */
+/* The FreeType position independent code services for pshinter module. */
+/* */
+/* Copyright 2009 by */
+/* Oran Agra and Mickey Gabel. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __PSHPIC_H__
+#define __PSHPIC_H__
+
+
+FT_BEGIN_HEADER
+
+#include FT_INTERNAL_PIC_H
+
+#ifndef FT_CONFIG_OPTION_PIC
+
+#define FTPSHINTER_INTERFACE_GET pshinter_interface
+
+#else /* FT_CONFIG_OPTION_PIC */
+
+#include FT_INTERNAL_POSTSCRIPT_HINTS_H
+
+ typedef struct PSHinterPIC_
+ {
+ PSHinter_Interface pshinter_interface;
+ } PSHinterPIC;
+
+#define GET_PIC(lib) ((PSHinterPIC*)((lib)->pic_container.autofit))
+#define FTPSHINTER_INTERFACE_GET (GET_PIC(library)->pshinter_interface)
+
+ /* see pshpic.c for the implementation */
+ void
+ pshinter_module_class_pic_free( FT_Library library );
+
+ FT_Error
+ pshinter_module_class_pic_init( FT_Library library );
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+ /* */
+
+FT_END_HEADER
+
+#endif /* __PSHPIC_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* pshrec.c */
+/* */
+/* FreeType PostScript hints recorder (body). */
+/* */
+/* Copyright 2001, 2002, 2003, 2004, 2007, 2009 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+#include FT_INTERNAL_OBJECTS_H
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_CALC_H
+
+#include "pshrec.h"
+#include "pshalgo.h"
+
+#include "pshnterr.h"
+
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_pshrec
+
+#ifdef DEBUG_HINTER
+ PS_Hints ps_debug_hints = 0;
+ int ps_debug_no_horz_hints = 0;
+ int ps_debug_no_vert_hints = 0;
+#endif
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** PS_HINT MANAGEMENT *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* destroy hints table */
+ static void
+ ps_hint_table_done( PS_Hint_Table table,
+ FT_Memory memory )
+ {
+ FT_FREE( table->hints );
+ table->num_hints = 0;
+ table->max_hints = 0;
+ }
+
+
+ /* ensure that a table can contain "count" elements */
+ static FT_Error
+ ps_hint_table_ensure( PS_Hint_Table table,
+ FT_UInt count,
+ FT_Memory memory )
+ {
+ FT_UInt old_max = table->max_hints;
+ FT_UInt new_max = count;
+ FT_Error error = PSH_Err_Ok;
+
+
+ if ( new_max > old_max )
+ {
+ /* try to grow the table */
+ new_max = FT_PAD_CEIL( new_max, 8 );
+ if ( !FT_RENEW_ARRAY( table->hints, old_max, new_max ) )
+ table->max_hints = new_max;
+ }
+ return error;
+ }
+
+
+ static FT_Error
+ ps_hint_table_alloc( PS_Hint_Table table,
+ FT_Memory memory,
+ PS_Hint *ahint )
+ {
+ FT_Error error = PSH_Err_Ok;
+ FT_UInt count;
+ PS_Hint hint = 0;
+
+
+ count = table->num_hints;
+ count++;
+
+ if ( count >= table->max_hints )
+ {
+ error = ps_hint_table_ensure( table, count, memory );
+ if ( error )
+ goto Exit;
+ }
+
+ hint = table->hints + count - 1;
+ hint->pos = 0;
+ hint->len = 0;
+ hint->flags = 0;
+
+ table->num_hints = count;
+
+ Exit:
+ *ahint = hint;
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** PS_MASK MANAGEMENT *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* destroy mask */
+ static void
+ ps_mask_done( PS_Mask mask,
+ FT_Memory memory )
+ {
+ FT_FREE( mask->bytes );
+ mask->num_bits = 0;
+ mask->max_bits = 0;
+ mask->end_point = 0;
+ }
+
+
+ /* ensure that a mask can contain "count" bits */
+ static FT_Error
+ ps_mask_ensure( PS_Mask mask,
+ FT_UInt count,
+ FT_Memory memory )
+ {
+ FT_UInt old_max = ( mask->max_bits + 7 ) >> 3;
+ FT_UInt new_max = ( count + 7 ) >> 3;
+ FT_Error error = PSH_Err_Ok;
+
+
+ if ( new_max > old_max )
+ {
+ new_max = FT_PAD_CEIL( new_max, 8 );
+ if ( !FT_RENEW_ARRAY( mask->bytes, old_max, new_max ) )
+ mask->max_bits = new_max * 8;
+ }
+ return error;
+ }
+
+
+ /* test a bit value in a given mask */
+ static FT_Int
+ ps_mask_test_bit( PS_Mask mask,
+ FT_Int idx )
+ {
+ if ( (FT_UInt)idx >= mask->num_bits )
+ return 0;
+
+ return mask->bytes[idx >> 3] & ( 0x80 >> ( idx & 7 ) );
+ }
+
+
+ /* clear a given bit */
+ static void
+ ps_mask_clear_bit( PS_Mask mask,
+ FT_Int idx )
+ {
+ FT_Byte* p;
+
+
+ if ( (FT_UInt)idx >= mask->num_bits )
+ return;
+
+ p = mask->bytes + ( idx >> 3 );
+ p[0] = (FT_Byte)( p[0] & ~( 0x80 >> ( idx & 7 ) ) );
+ }
+
+
+ /* set a given bit, possibly grow the mask */
+ static FT_Error
+ ps_mask_set_bit( PS_Mask mask,
+ FT_Int idx,
+ FT_Memory memory )
+ {
+ FT_Error error = PSH_Err_Ok;
+ FT_Byte* p;
+
+
+ if ( idx < 0 )
+ goto Exit;
+
+ if ( (FT_UInt)idx >= mask->num_bits )
+ {
+ error = ps_mask_ensure( mask, idx + 1, memory );
+ if ( error )
+ goto Exit;
+
+ mask->num_bits = idx + 1;
+ }
+
+ p = mask->bytes + ( idx >> 3 );
+ p[0] = (FT_Byte)( p[0] | ( 0x80 >> ( idx & 7 ) ) );
+
+ Exit:
+ return error;
+ }
+
+
+ /* destroy mask table */
+ static void
+ ps_mask_table_done( PS_Mask_Table table,
+ FT_Memory memory )
+ {
+ FT_UInt count = table->max_masks;
+ PS_Mask mask = table->masks;
+
+
+ for ( ; count > 0; count--, mask++ )
+ ps_mask_done( mask, memory );
+
+ FT_FREE( table->masks );
+ table->num_masks = 0;
+ table->max_masks = 0;
+ }
+
+
+ /* ensure that a mask table can contain "count" masks */
+ static FT_Error
+ ps_mask_table_ensure( PS_Mask_Table table,
+ FT_UInt count,
+ FT_Memory memory )
+ {
+ FT_UInt old_max = table->max_masks;
+ FT_UInt new_max = count;
+ FT_Error error = PSH_Err_Ok;
+
+
+ if ( new_max > old_max )
+ {
+ new_max = FT_PAD_CEIL( new_max, 8 );
+ if ( !FT_RENEW_ARRAY( table->masks, old_max, new_max ) )
+ table->max_masks = new_max;
+ }
+ return error;
+ }
+
+
+ /* allocate a new mask in a table */
+ static FT_Error
+ ps_mask_table_alloc( PS_Mask_Table table,
+ FT_Memory memory,
+ PS_Mask *amask )
+ {
+ FT_UInt count;
+ FT_Error error = PSH_Err_Ok;
+ PS_Mask mask = 0;
+
+
+ count = table->num_masks;
+ count++;
+
+ if ( count > table->max_masks )
+ {
+ error = ps_mask_table_ensure( table, count, memory );
+ if ( error )
+ goto Exit;
+ }
+
+ mask = table->masks + count - 1;
+ mask->num_bits = 0;
+ mask->end_point = 0;
+ table->num_masks = count;
+
+ Exit:
+ *amask = mask;
+ return error;
+ }
+
+
+ /* return last hint mask in a table, create one if the table is empty */
+ static FT_Error
+ ps_mask_table_last( PS_Mask_Table table,
+ FT_Memory memory,
+ PS_Mask *amask )
+ {
+ FT_Error error = PSH_Err_Ok;
+ FT_UInt count;
+ PS_Mask mask;
+
+
+ count = table->num_masks;
+ if ( count == 0 )
+ {
+ error = ps_mask_table_alloc( table, memory, &mask );
+ if ( error )
+ goto Exit;
+ }
+ else
+ mask = table->masks + count - 1;
+
+ Exit:
+ *amask = mask;
+ return error;
+ }
+
+
+ /* set a new mask to a given bit range */
+ static FT_Error
+ ps_mask_table_set_bits( PS_Mask_Table table,
+ const FT_Byte* source,
+ FT_UInt bit_pos,
+ FT_UInt bit_count,
+ FT_Memory memory )
+ {
+ FT_Error error = PSH_Err_Ok;
+ PS_Mask mask;
+
+
+ error = ps_mask_table_last( table, memory, &mask );
+ if ( error )
+ goto Exit;
+
+ error = ps_mask_ensure( mask, bit_count, memory );
+ if ( error )
+ goto Exit;
+
+ mask->num_bits = bit_count;
+
+ /* now, copy bits */
+ {
+ FT_Byte* read = (FT_Byte*)source + ( bit_pos >> 3 );
+ FT_Int rmask = 0x80 >> ( bit_pos & 7 );
+ FT_Byte* write = mask->bytes;
+ FT_Int wmask = 0x80;
+ FT_Int val;
+
+
+ for ( ; bit_count > 0; bit_count-- )
+ {
+ val = write[0] & ~wmask;
+
+ if ( read[0] & rmask )
+ val |= wmask;
+
+ write[0] = (FT_Byte)val;
+
+ rmask >>= 1;
+ if ( rmask == 0 )
+ {
+ read++;
+ rmask = 0x80;
+ }
+
+ wmask >>= 1;
+ if ( wmask == 0 )
+ {
+ write++;
+ wmask = 0x80;
+ }
+ }
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ /* test whether two masks in a table intersect */
+ static FT_Int
+ ps_mask_table_test_intersect( PS_Mask_Table table,
+ FT_Int index1,
+ FT_Int index2 )
+ {
+ PS_Mask mask1 = table->masks + index1;
+ PS_Mask mask2 = table->masks + index2;
+ FT_Byte* p1 = mask1->bytes;
+ FT_Byte* p2 = mask2->bytes;
+ FT_UInt count1 = mask1->num_bits;
+ FT_UInt count2 = mask2->num_bits;
+ FT_UInt count;
+
+
+ count = ( count1 <= count2 ) ? count1 : count2;
+ for ( ; count >= 8; count -= 8 )
+ {
+ if ( p1[0] & p2[0] )
+ return 1;
+
+ p1++;
+ p2++;
+ }
+
+ if ( count == 0 )
+ return 0;
+
+ return ( p1[0] & p2[0] ) & ~( 0xFF >> count );
+ }
+
+
+ /* merge two masks, used by ps_mask_table_merge_all */
+ static FT_Error
+ ps_mask_table_merge( PS_Mask_Table table,
+ FT_Int index1,
+ FT_Int index2,
+ FT_Memory memory )
+ {
+ FT_UInt temp;
+ FT_Error error = PSH_Err_Ok;
+
+
+ /* swap index1 and index2 so that index1 < index2 */
+ if ( index1 > index2 )
+ {
+ temp = index1;
+ index1 = index2;
+ index2 = temp;
+ }
+
+ if ( index1 < index2 && index1 >= 0 && index2 < (FT_Int)table->num_masks )
+ {
+ /* we need to merge the bitsets of index1 and index2 with a */
+ /* simple union */
+ PS_Mask mask1 = table->masks + index1;
+ PS_Mask mask2 = table->masks + index2;
+ FT_UInt count1 = mask1->num_bits;
+ FT_UInt count2 = mask2->num_bits;
+ FT_Int delta;
+
+
+ if ( count2 > 0 )
+ {
+ FT_UInt pos;
+ FT_Byte* read;
+ FT_Byte* write;
+
+
+ /* if "count2" is greater than "count1", we need to grow the */
+ /* first bitset, and clear the highest bits */
+ if ( count2 > count1 )
+ {
+ error = ps_mask_ensure( mask1, count2, memory );
+ if ( error )
+ goto Exit;
+
+ for ( pos = count1; pos < count2; pos++ )
+ ps_mask_clear_bit( mask1, pos );
+ }
+
+ /* merge (unite) the bitsets */
+ read = mask2->bytes;
+ write = mask1->bytes;
+ pos = (FT_UInt)( ( count2 + 7 ) >> 3 );
+
+ for ( ; pos > 0; pos-- )
+ {
+ write[0] = (FT_Byte)( write[0] | read[0] );
+ write++;
+ read++;
+ }
+ }
+
+ /* Now, remove "mask2" from the list. We need to keep the masks */
+ /* sorted in order of importance, so move table elements. */
+ mask2->num_bits = 0;
+ mask2->end_point = 0;
+
+ delta = table->num_masks - 1 - index2; /* number of masks to move */
+ if ( delta > 0 )
+ {
+ /* move to end of table for reuse */
+ PS_MaskRec dummy = *mask2;
+
+
+ ft_memmove( mask2, mask2 + 1, delta * sizeof ( PS_MaskRec ) );
+
+ mask2[delta] = dummy;
+ }
+
+ table->num_masks--;
+ }
+ else
+ FT_TRACE0(( "ps_mask_table_merge: ignoring invalid indices (%d,%d)\n",
+ index1, index2 ));
+
+ Exit:
+ return error;
+ }
+
+
+ /* Try to merge all masks in a given table. This is used to merge */
+ /* all counter masks into independent counter "paths". */
+ /* */
+ static FT_Error
+ ps_mask_table_merge_all( PS_Mask_Table table,
+ FT_Memory memory )
+ {
+ FT_Int index1, index2;
+ FT_Error error = PSH_Err_Ok;
+
+
+ for ( index1 = table->num_masks - 1; index1 > 0; index1-- )
+ {
+ for ( index2 = index1 - 1; index2 >= 0; index2-- )
+ {
+ if ( ps_mask_table_test_intersect( table, index1, index2 ) )
+ {
+ error = ps_mask_table_merge( table, index2, index1, memory );
+ if ( error )
+ goto Exit;
+
+ break;
+ }
+ }
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** PS_DIMENSION MANAGEMENT *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /* finalize a given dimension */
+ static void
+ ps_dimension_done( PS_Dimension dimension,
+ FT_Memory memory )
+ {
+ ps_mask_table_done( &dimension->counters, memory );
+ ps_mask_table_done( &dimension->masks, memory );
+ ps_hint_table_done( &dimension->hints, memory );
+ }
+
+
+ /* initialize a given dimension */
+ static void
+ ps_dimension_init( PS_Dimension dimension )
+ {
+ dimension->hints.num_hints = 0;
+ dimension->masks.num_masks = 0;
+ dimension->counters.num_masks = 0;
+ }
+
+
+#if 0
+
+ /* set a bit at a given index in the current hint mask */
+ static FT_Error
+ ps_dimension_set_mask_bit( PS_Dimension dim,
+ FT_UInt idx,
+ FT_Memory memory )
+ {
+ PS_Mask mask;
+ FT_Error error = PSH_Err_Ok;
+
+
+ /* get last hint mask */
+ error = ps_mask_table_last( &dim->masks, memory, &mask );
+ if ( error )
+ goto Exit;
+
+ error = ps_mask_set_bit( mask, idx, memory );
+
+ Exit:
+ return error;
+ }
+
+#endif
+
+ /* set the end point in a mask, called from "End" & "Reset" methods */
+ static void
+ ps_dimension_end_mask( PS_Dimension dim,
+ FT_UInt end_point )
+ {
+ FT_UInt count = dim->masks.num_masks;
+ PS_Mask mask;
+
+
+ if ( count > 0 )
+ {
+ mask = dim->masks.masks + count - 1;
+ mask->end_point = end_point;
+ }
+ }
+
+
+ /* set the end point in the current mask, then create a new empty one */
+ /* (called by "Reset" method) */
+ static FT_Error
+ ps_dimension_reset_mask( PS_Dimension dim,
+ FT_UInt end_point,
+ FT_Memory memory )
+ {
+ PS_Mask mask;
+
+
+ /* end current mask */
+ ps_dimension_end_mask( dim, end_point );
+
+ /* allocate new one */
+ return ps_mask_table_alloc( &dim->masks, memory, &mask );
+ }
+
+
+ /* set a new mask, called from the "T2Stem" method */
+ static FT_Error
+ ps_dimension_set_mask_bits( PS_Dimension dim,
+ const FT_Byte* source,
+ FT_UInt source_pos,
+ FT_UInt source_bits,
+ FT_UInt end_point,
+ FT_Memory memory )
+ {
+ FT_Error error = PSH_Err_Ok;
+
+
+ /* reset current mask, if any */
+ error = ps_dimension_reset_mask( dim, end_point, memory );
+ if ( error )
+ goto Exit;
+
+ /* set bits in new mask */
+ error = ps_mask_table_set_bits( &dim->masks, source,
+ source_pos, source_bits, memory );
+
+ Exit:
+ return error;
+ }
+
+
+ /* add a new single stem (called from "T1Stem" method) */
+ static FT_Error
+ ps_dimension_add_t1stem( PS_Dimension dim,
+ FT_Int pos,
+ FT_Int len,
+ FT_Memory memory,
+ FT_Int *aindex )
+ {
+ FT_Error error = PSH_Err_Ok;
+ FT_UInt flags = 0;
+
+
+ /* detect ghost stem */
+ if ( len < 0 )
+ {
+ flags |= PS_HINT_FLAG_GHOST;
+ if ( len == -21 )
+ {
+ flags |= PS_HINT_FLAG_BOTTOM;
+ pos += len;
+ }
+ len = 0;
+ }
+
+ if ( aindex )
+ *aindex = -1;
+
+ /* now, lookup stem in the current hints table */
+ {
+ PS_Mask mask;
+ FT_UInt idx;
+ FT_UInt max = dim->hints.num_hints;
+ PS_Hint hint = dim->hints.hints;
+
+
+ for ( idx = 0; idx < max; idx++, hint++ )
+ {
+ if ( hint->pos == pos && hint->len == len )
+ break;
+ }
+
+ /* we need to create a new hint in the table */
+ if ( idx >= max )
+ {
+ error = ps_hint_table_alloc( &dim->hints, memory, &hint );
+ if ( error )
+ goto Exit;
+
+ hint->pos = pos;
+ hint->len = len;
+ hint->flags = flags;
+ }
+
+ /* now, store the hint in the current mask */
+ error = ps_mask_table_last( &dim->masks, memory, &mask );
+ if ( error )
+ goto Exit;
+
+ error = ps_mask_set_bit( mask, idx, memory );
+ if ( error )
+ goto Exit;
+
+ if ( aindex )
+ *aindex = (FT_Int)idx;
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ /* add a "hstem3/vstem3" counter to our dimension table */
+ static FT_Error
+ ps_dimension_add_counter( PS_Dimension dim,
+ FT_Int hint1,
+ FT_Int hint2,
+ FT_Int hint3,
+ FT_Memory memory )
+ {
+ FT_Error error = PSH_Err_Ok;
+ FT_UInt count = dim->counters.num_masks;
+ PS_Mask counter = dim->counters.masks;
+
+
+ /* try to find an existing counter mask that already uses */
+ /* one of these stems here */
+ for ( ; count > 0; count--, counter++ )
+ {
+ if ( ps_mask_test_bit( counter, hint1 ) ||
+ ps_mask_test_bit( counter, hint2 ) ||
+ ps_mask_test_bit( counter, hint3 ) )
+ break;
+ }
+
+ /* create a new counter when needed */
+ if ( count == 0 )
+ {
+ error = ps_mask_table_alloc( &dim->counters, memory, &counter );
+ if ( error )
+ goto Exit;
+ }
+
+ /* now, set the bits for our hints in the counter mask */
+ error = ps_mask_set_bit( counter, hint1, memory );
+ if ( error )
+ goto Exit;
+
+ error = ps_mask_set_bit( counter, hint2, memory );
+ if ( error )
+ goto Exit;
+
+ error = ps_mask_set_bit( counter, hint3, memory );
+ if ( error )
+ goto Exit;
+
+ Exit:
+ return error;
+ }
+
+
+ /* end of recording session for a given dimension */
+ static FT_Error
+ ps_dimension_end( PS_Dimension dim,
+ FT_UInt end_point,
+ FT_Memory memory )
+ {
+ /* end hint mask table */
+ ps_dimension_end_mask( dim, end_point );
+
+ /* merge all counter masks into independent "paths" */
+ return ps_mask_table_merge_all( &dim->counters, memory );
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** PS_RECORDER MANAGEMENT *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /* destroy hints */
+ FT_LOCAL( void )
+ ps_hints_done( PS_Hints hints )
+ {
+ FT_Memory memory = hints->memory;
+
+
+ ps_dimension_done( &hints->dimension[0], memory );
+ ps_dimension_done( &hints->dimension[1], memory );
+
+ hints->error = PSH_Err_Ok;
+ hints->memory = 0;
+ }
+
+
+ FT_LOCAL( FT_Error )
+ ps_hints_init( PS_Hints hints,
+ FT_Memory memory )
+ {
+ FT_MEM_ZERO( hints, sizeof ( *hints ) );
+ hints->memory = memory;
+ return PSH_Err_Ok;
+ }
+
+
+ /* initialize a hints for a new session */
+ static void
+ ps_hints_open( PS_Hints hints,
+ PS_Hint_Type hint_type )
+ {
+ switch ( hint_type )
+ {
+ case PS_HINT_TYPE_1:
+ case PS_HINT_TYPE_2:
+ hints->error = PSH_Err_Ok;
+ hints->hint_type = hint_type;
+
+ ps_dimension_init( &hints->dimension[0] );
+ ps_dimension_init( &hints->dimension[1] );
+ break;
+
+ default:
+ hints->error = PSH_Err_Invalid_Argument;
+ hints->hint_type = hint_type;
+
+ FT_TRACE0(( "ps_hints_open: invalid charstring type\n" ));
+ break;
+ }
+ }
+
+
+ /* add one or more stems to the current hints table */
+ static void
+ ps_hints_stem( PS_Hints hints,
+ FT_Int dimension,
+ FT_UInt count,
+ FT_Long* stems )
+ {
+ if ( !hints->error )
+ {
+ /* limit "dimension" to 0..1 */
+ if ( dimension < 0 || dimension > 1 )
+ {
+ FT_TRACE0(( "ps_hints_stem: invalid dimension (%d) used\n",
+ dimension ));
+ dimension = ( dimension != 0 );
+ }
+
+ /* record the stems in the current hints/masks table */
+ switch ( hints->hint_type )
+ {
+ case PS_HINT_TYPE_1: /* Type 1 "hstem" or "vstem" operator */
+ case PS_HINT_TYPE_2: /* Type 2 "hstem" or "vstem" operator */
+ {
+ PS_Dimension dim = &hints->dimension[dimension];
+
+
+ for ( ; count > 0; count--, stems += 2 )
+ {
+ FT_Error error;
+ FT_Memory memory = hints->memory;
+
+
+ error = ps_dimension_add_t1stem(
+ dim, (FT_Int)stems[0], (FT_Int)stems[1],
+ memory, NULL );
+ if ( error )
+ {
+ FT_ERROR(( "ps_hints_stem: could not add stem"
+ " (%d,%d) to hints table\n", stems[0], stems[1] ));
+
+ hints->error = error;
+ return;
+ }
+ }
+ break;
+ }
+
+ default:
+ FT_TRACE0(( "ps_hints_stem: called with invalid hint type (%d)\n",
+ hints->hint_type ));
+ break;
+ }
+ }
+ }
+
+
+ /* add one Type1 counter stem to the current hints table */
+ static void
+ ps_hints_t1stem3( PS_Hints hints,
+ FT_Int dimension,
+ FT_Fixed* stems )
+ {
+ FT_Error error = PSH_Err_Ok;
+
+
+ if ( !hints->error )
+ {
+ PS_Dimension dim;
+ FT_Memory memory = hints->memory;
+ FT_Int count;
+ FT_Int idx[3];
+
+
+ /* limit "dimension" to 0..1 */
+ if ( dimension < 0 || dimension > 1 )
+ {
+ FT_TRACE0(( "ps_hints_t1stem3: invalid dimension (%d) used\n",
+ dimension ));
+ dimension = ( dimension != 0 );
+ }
+
+ dim = &hints->dimension[dimension];
+
+ /* there must be 6 elements in the 'stem' array */
+ if ( hints->hint_type == PS_HINT_TYPE_1 )
+ {
+ /* add the three stems to our hints/masks table */
+ for ( count = 0; count < 3; count++, stems += 2 )
+ {
+ error = ps_dimension_add_t1stem( dim,
+ (FT_Int)FIXED_TO_INT( stems[0] ),
+ (FT_Int)FIXED_TO_INT( stems[1] ),
+ memory, &idx[count] );
+ if ( error )
+ goto Fail;
+ }
+
+ /* now, add the hints to the counters table */
+ error = ps_dimension_add_counter( dim, idx[0], idx[1], idx[2],
+ memory );
+ if ( error )
+ goto Fail;
+ }
+ else
+ {
+ FT_ERROR(( "ps_hints_t1stem3: called with invalid hint type\n" ));
+ error = PSH_Err_Invalid_Argument;
+ goto Fail;
+ }
+ }
+
+ return;
+
+ Fail:
+ FT_ERROR(( "ps_hints_t1stem3: could not add counter stems to table\n" ));
+ hints->error = error;
+ }
+
+
+ /* reset hints (only with Type 1 hints) */
+ static void
+ ps_hints_t1reset( PS_Hints hints,
+ FT_UInt end_point )
+ {
+ FT_Error error = PSH_Err_Ok;
+
+
+ if ( !hints->error )
+ {
+ FT_Memory memory = hints->memory;
+
+
+ if ( hints->hint_type == PS_HINT_TYPE_1 )
+ {
+ error = ps_dimension_reset_mask( &hints->dimension[0],
+ end_point, memory );
+ if ( error )
+ goto Fail;
+
+ error = ps_dimension_reset_mask( &hints->dimension[1],
+ end_point, memory );
+ if ( error )
+ goto Fail;
+ }
+ else
+ {
+ /* invalid hint type */
+ error = PSH_Err_Invalid_Argument;
+ goto Fail;
+ }
+ }
+ return;
+
+ Fail:
+ hints->error = error;
+ }
+
+
+ /* Type2 "hintmask" operator, add a new hintmask to each direction */
+ static void
+ ps_hints_t2mask( PS_Hints hints,
+ FT_UInt end_point,
+ FT_UInt bit_count,
+ const FT_Byte* bytes )
+ {
+ FT_Error error;
+
+
+ if ( !hints->error )
+ {
+ PS_Dimension dim = hints->dimension;
+ FT_Memory memory = hints->memory;
+ FT_UInt count1 = dim[0].hints.num_hints;
+ FT_UInt count2 = dim[1].hints.num_hints;
+
+
+ /* check bit count; must be equal to current total hint count */
+ if ( bit_count != count1 + count2 )
+ {
+ FT_TRACE0(( "ps_hints_t2mask:"
+ " called with invalid bitcount %d (instead of %d)\n",
+ bit_count, count1 + count2 ));
+
+ /* simply ignore the operator */
+ return;
+ }
+
+ /* set-up new horizontal and vertical hint mask now */
+ error = ps_dimension_set_mask_bits( &dim[0], bytes, count2, count1,
+ end_point, memory );
+ if ( error )
+ goto Fail;
+
+ error = ps_dimension_set_mask_bits( &dim[1], bytes, 0, count2,
+ end_point, memory );
+ if ( error )
+ goto Fail;
+ }
+ return;
+
+ Fail:
+ hints->error = error;
+ }
+
+
+ static void
+ ps_hints_t2counter( PS_Hints hints,
+ FT_UInt bit_count,
+ const FT_Byte* bytes )
+ {
+ FT_Error error;
+
+
+ if ( !hints->error )
+ {
+ PS_Dimension dim = hints->dimension;
+ FT_Memory memory = hints->memory;
+ FT_UInt count1 = dim[0].hints.num_hints;
+ FT_UInt count2 = dim[1].hints.num_hints;
+
+
+ /* check bit count, must be equal to current total hint count */
+ if ( bit_count != count1 + count2 )
+ {
+ FT_TRACE0(( "ps_hints_t2counter:"
+ " called with invalid bitcount %d (instead of %d)\n",
+ bit_count, count1 + count2 ));
+
+ /* simply ignore the operator */
+ return;
+ }
+
+ /* set-up new horizontal and vertical hint mask now */
+ error = ps_dimension_set_mask_bits( &dim[0], bytes, 0, count1,
+ 0, memory );
+ if ( error )
+ goto Fail;
+
+ error = ps_dimension_set_mask_bits( &dim[1], bytes, count1, count2,
+ 0, memory );
+ if ( error )
+ goto Fail;
+ }
+ return;
+
+ Fail:
+ hints->error = error;
+ }
+
+
+ /* end recording session */
+ static FT_Error
+ ps_hints_close( PS_Hints hints,
+ FT_UInt end_point )
+ {
+ FT_Error error;
+
+
+ error = hints->error;
+ if ( !error )
+ {
+ FT_Memory memory = hints->memory;
+ PS_Dimension dim = hints->dimension;
+
+
+ error = ps_dimension_end( &dim[0], end_point, memory );
+ if ( !error )
+ {
+ error = ps_dimension_end( &dim[1], end_point, memory );
+ }
+ }
+
+#ifdef DEBUG_HINTER
+ if ( !error )
+ ps_debug_hints = hints;
+#endif
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** TYPE 1 HINTS RECORDING INTERFACE *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ static void
+ t1_hints_open( T1_Hints hints )
+ {
+ ps_hints_open( (PS_Hints)hints, PS_HINT_TYPE_1 );
+ }
+
+ static void
+ t1_hints_stem( T1_Hints hints,
+ FT_Int dimension,
+ FT_Fixed* coords )
+ {
+ FT_Pos stems[2];
+
+
+ stems[0] = FIXED_TO_INT( coords[0] );
+ stems[1] = FIXED_TO_INT( coords[1] );
+
+ ps_hints_stem( (PS_Hints)hints, dimension, 1, stems );
+ }
+
+
+ FT_LOCAL_DEF( void )
+ t1_hints_funcs_init( T1_Hints_FuncsRec* funcs )
+ {
+ FT_MEM_ZERO( (char*)funcs, sizeof ( *funcs ) );
+
+ funcs->open = (T1_Hints_OpenFunc) t1_hints_open;
+ funcs->close = (T1_Hints_CloseFunc) ps_hints_close;
+ funcs->stem = (T1_Hints_SetStemFunc) t1_hints_stem;
+ funcs->stem3 = (T1_Hints_SetStem3Func)ps_hints_t1stem3;
+ funcs->reset = (T1_Hints_ResetFunc) ps_hints_t1reset;
+ funcs->apply = (T1_Hints_ApplyFunc) ps_hints_apply;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** TYPE 2 HINTS RECORDING INTERFACE *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ static void
+ t2_hints_open( T2_Hints hints )
+ {
+ ps_hints_open( (PS_Hints)hints, PS_HINT_TYPE_2 );
+ }
+
+
+ static void
+ t2_hints_stems( T2_Hints hints,
+ FT_Int dimension,
+ FT_Int count,
+ FT_Fixed* coords )
+ {
+ FT_Pos stems[32], y, n;
+ FT_Int total = count;
+
+
+ y = 0;
+ while ( total > 0 )
+ {
+ /* determine number of stems to write */
+ count = total;
+ if ( count > 16 )
+ count = 16;
+
+ /* compute integer stem positions in font units */
+ for ( n = 0; n < count * 2; n++ )
+ {
+ y += coords[n];
+ stems[n] = FIXED_TO_INT( y );
+ }
+
+ /* compute lengths */
+ for ( n = 0; n < count * 2; n += 2 )
+ stems[n + 1] = stems[n + 1] - stems[n];
+
+ /* add them to the current dimension */
+ ps_hints_stem( (PS_Hints)hints, dimension, count, stems );
+
+ total -= count;
+ }
+ }
+
+
+ FT_LOCAL_DEF( void )
+ t2_hints_funcs_init( T2_Hints_FuncsRec* funcs )
+ {
+ FT_MEM_ZERO( funcs, sizeof ( *funcs ) );
+
+ funcs->open = (T2_Hints_OpenFunc) t2_hints_open;
+ funcs->close = (T2_Hints_CloseFunc) ps_hints_close;
+ funcs->stems = (T2_Hints_StemsFunc) t2_hints_stems;
+ funcs->hintmask= (T2_Hints_MaskFunc) ps_hints_t2mask;
+ funcs->counter = (T2_Hints_CounterFunc)ps_hints_t2counter;
+ funcs->apply = (T2_Hints_ApplyFunc) ps_hints_apply;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* pshrec.h */
+/* */
+/* Postscript (Type1/Type2) hints recorder (specification). */
+/* */
+/* Copyright 2001, 2002, 2003, 2006, 2008 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /**************************************************************************/
+ /* */
+ /* The functions defined here are called from the Type 1, CID and CFF */
+ /* font drivers to record the hints of a given character/glyph. */
+ /* */
+ /* The hints are recorded in a unified format, and are later processed */
+ /* by the `optimizer' and `fitter' to adjust the outlines to the pixel */
+ /* grid. */
+ /* */
+ /**************************************************************************/
+
+
+#ifndef __PSHREC_H__
+#define __PSHREC_H__
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_POSTSCRIPT_HINTS_H
+#include "pshglob.h"
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** GLYPH HINTS RECORDER INTERNALS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* handle to hint record */
+ typedef struct PS_HintRec_* PS_Hint;
+
+ /* hint types */
+ typedef enum PS_Hint_Type_
+ {
+ PS_HINT_TYPE_1 = 1,
+ PS_HINT_TYPE_2 = 2
+
+ } PS_Hint_Type;
+
+
+ /* hint flags */
+ typedef enum PS_Hint_Flags_
+ {
+ PS_HINT_FLAG_GHOST = 1,
+ PS_HINT_FLAG_BOTTOM = 2
+
+ } PS_Hint_Flags;
+
+
+ /* hint descriptor */
+ typedef struct PS_HintRec_
+ {
+ FT_Int pos;
+ FT_Int len;
+ FT_UInt flags;
+
+ } PS_HintRec;
+
+
+#define ps_hint_is_active( x ) ( (x)->flags & PS_HINT_FLAG_ACTIVE )
+#define ps_hint_is_ghost( x ) ( (x)->flags & PS_HINT_FLAG_GHOST )
+#define ps_hint_is_bottom( x ) ( (x)->flags & PS_HINT_FLAG_BOTTOM )
+
+
+ /* hints table descriptor */
+ typedef struct PS_Hint_TableRec_
+ {
+ FT_UInt num_hints;
+ FT_UInt max_hints;
+ PS_Hint hints;
+
+ } PS_Hint_TableRec, *PS_Hint_Table;
+
+
+ /* hint and counter mask descriptor */
+ typedef struct PS_MaskRec_
+ {
+ FT_UInt num_bits;
+ FT_UInt max_bits;
+ FT_Byte* bytes;
+ FT_UInt end_point;
+
+ } PS_MaskRec, *PS_Mask;
+
+
+ /* masks and counters table descriptor */
+ typedef struct PS_Mask_TableRec_
+ {
+ FT_UInt num_masks;
+ FT_UInt max_masks;
+ PS_Mask masks;
+
+ } PS_Mask_TableRec, *PS_Mask_Table;
+
+
+ /* dimension-specific hints descriptor */
+ typedef struct PS_DimensionRec_
+ {
+ PS_Hint_TableRec hints;
+ PS_Mask_TableRec masks;
+ PS_Mask_TableRec counters;
+
+ } PS_DimensionRec, *PS_Dimension;
+
+
+ /* glyph hints descriptor */
+ /* dimension 0 => X coordinates + vertical hints/stems */
+ /* dimension 1 => Y coordinates + horizontal hints/stems */
+ typedef struct PS_HintsRec_
+ {
+ FT_Memory memory;
+ FT_Error error;
+ FT_UInt32 magic;
+ PS_Hint_Type hint_type;
+ PS_DimensionRec dimension[2];
+
+ } PS_HintsRec, *PS_Hints;
+
+ /* */
+
+ /* initialize hints recorder */
+ FT_LOCAL( FT_Error )
+ ps_hints_init( PS_Hints hints,
+ FT_Memory memory );
+
+ /* finalize hints recorder */
+ FT_LOCAL( void )
+ ps_hints_done( PS_Hints hints );
+
+ /* initialize Type1 hints recorder interface */
+ FT_LOCAL( void )
+ t1_hints_funcs_init( T1_Hints_FuncsRec* funcs );
+
+ /* initialize Type2 hints recorder interface */
+ FT_LOCAL( void )
+ t2_hints_funcs_init( T2_Hints_FuncsRec* funcs );
+
+
+#ifdef DEBUG_HINTER
+ extern PS_Hints ps_debug_hints;
+ extern int ps_debug_no_horz_hints;
+ extern int ps_debug_no_vert_hints;
+#endif
+
+ /* */
+
+
+FT_END_HEADER
+
+
+#endif /* __PS_HINTER_RECORD_H__ */
+
+
+/* END */
--- /dev/null
+#
+# FreeType 2 PSHinter driver configuration rules
+#
+
+
+# Copyright 2001, 2003, 2011 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# PSHINTER driver directory
+#
+PSHINTER_DIR := $(SRC_DIR)/pshinter
+
+
+# compilation flags for the driver
+#
+PSHINTER_COMPILE := $(FT_COMPILE) $I$(subst /,$(COMPILER_SEP),$(PSHINTER_DIR))
+
+
+# PSHINTER driver sources (i.e., C files)
+#
+PSHINTER_DRV_SRC := $(PSHINTER_DIR)/pshalgo.c \
+ $(PSHINTER_DIR)/pshglob.c \
+ $(PSHINTER_DIR)/pshmod.c \
+ $(PSHINTER_DIR)/pshpic.c \
+ $(PSHINTER_DIR)/pshrec.c
+
+
+# PSHINTER driver headers
+#
+PSHINTER_DRV_H := $(PSHINTER_DRV_SRC:%c=%h) \
+ $(PSHINTER_DIR)/pshnterr.h
+
+
+# PSHINTER driver object(s)
+#
+# PSHINTER_DRV_OBJ_M is used during `multi' builds.
+# PSHINTER_DRV_OBJ_S is used during `single' builds.
+#
+PSHINTER_DRV_OBJ_M := $(PSHINTER_DRV_SRC:$(PSHINTER_DIR)/%.c=$(OBJ_DIR)/%.$O)
+PSHINTER_DRV_OBJ_S := $(OBJ_DIR)/pshinter.$O
+
+# PSHINTER driver source file for single build
+#
+PSHINTER_DRV_SRC_S := $(PSHINTER_DIR)/pshinter.c
+
+
+# PSHINTER driver - single object
+#
+$(PSHINTER_DRV_OBJ_S): $(PSHINTER_DRV_SRC_S) $(PSHINTER_DRV_SRC) \
+ $(FREETYPE_H) $(PSHINTER_DRV_H)
+ $(PSHINTER_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $(PSHINTER_DRV_SRC_S))
+
+
+# PSHINTER driver - multiple objects
+#
+$(OBJ_DIR)/%.$O: $(PSHINTER_DIR)/%.c $(FREETYPE_H) $(PSHINTER_DRV_H)
+ $(PSHINTER_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $<)
+
+
+# update main driver object lists
+#
+DRV_OBJS_S += $(PSHINTER_DRV_OBJ_S)
+DRV_OBJS_M += $(PSHINTER_DRV_OBJ_M)
+
+
+# EOF
--- /dev/null
+# FreeType 2 src/psnames Jamfile
+#
+# Copyright 2001 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+SubDir FT2_TOP $(FT2_SRC_DIR) psnames ;
+
+{
+ local _sources ;
+
+ if $(FT2_MULTI)
+ {
+ _sources = psmodule pspic ;
+ }
+ else
+ {
+ _sources = psnames ;
+ }
+
+ Library $(FT2_LIB) : $(_sources).c ;
+}
+
+# end of src/psnames Jamfile
--- /dev/null
+#
+# FreeType 2 PSnames module definition
+#
+
+
+# Copyright 1996-2000, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+FTMODULE_H_COMMANDS += PSNAMES_MODULE
+
+define PSNAMES_MODULE
+$(OPEN_DRIVER) FT_Module_Class, psnames_module_class $(CLOSE_DRIVER)
+$(ECHO_DRIVER)psnames $(ECHO_DRIVER_DESC)Postscript & Unicode Glyph name handling$(ECHO_DRIVER_DONE)
+endef
+
+# EOF
--- /dev/null
+/***************************************************************************/
+/* */
+/* psmodule.c */
+/* */
+/* PSNames module implementation (body). */
+/* */
+/* Copyright 1996-2001, 2002, 2003, 2005, 2006, 2007, 2008 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_OBJECTS_H
+#include FT_SERVICE_POSTSCRIPT_CMAPS_H
+
+#include "psmodule.h"
+#include "pstables.h"
+
+#include "psnamerr.h"
+#include "pspic.h"
+
+
+#ifdef FT_CONFIG_OPTION_POSTSCRIPT_NAMES
+
+
+#ifdef FT_CONFIG_OPTION_ADOBE_GLYPH_LIST
+
+
+#define VARIANT_BIT 0x80000000UL
+#define BASE_GLYPH( code ) ( (FT_UInt32)( (code) & ~VARIANT_BIT ) )
+
+
+ /* Return the Unicode value corresponding to a given glyph. Note that */
+ /* we do deal with glyph variants by detecting a non-initial dot in */
+ /* the name, as in `A.swash' or `e.final'; in this case, the */
+ /* VARIANT_BIT is set in the return value. */
+ /* */
+ static FT_UInt32
+ ps_unicode_value( const char* glyph_name )
+ {
+ /* If the name begins with `uni', then the glyph name may be a */
+ /* hard-coded unicode character code. */
+ if ( glyph_name[0] == 'u' &&
+ glyph_name[1] == 'n' &&
+ glyph_name[2] == 'i' )
+ {
+ /* determine whether the next four characters following are */
+ /* hexadecimal. */
+
+ /* XXX: Add code to deal with ligatures, i.e. glyph names like */
+ /* `uniXXXXYYYYZZZZ'... */
+
+ FT_Int count;
+ FT_UInt32 value = 0;
+ const char* p = glyph_name + 3;
+
+
+ for ( count = 4; count > 0; count--, p++ )
+ {
+ char c = *p;
+ unsigned int d;
+
+
+ d = (unsigned char)c - '0';
+ if ( d >= 10 )
+ {
+ d = (unsigned char)c - 'A';
+ if ( d >= 6 )
+ d = 16;
+ else
+ d += 10;
+ }
+
+ /* Exit if a non-uppercase hexadecimal character was found */
+ /* -- this also catches character codes below `0' since such */
+ /* negative numbers cast to `unsigned int' are far too big. */
+ if ( d >= 16 )
+ break;
+
+ value = ( value << 4 ) + d;
+ }
+
+ /* there must be exactly four hex digits */
+ if ( count == 0 )
+ {
+ if ( *p == '\0' )
+ return value;
+ if ( *p == '.' )
+ return (FT_UInt32)( value | VARIANT_BIT );
+ }
+ }
+
+ /* If the name begins with `u', followed by four to six uppercase */
+ /* hexadecimal digits, it is a hard-coded unicode character code. */
+ if ( glyph_name[0] == 'u' )
+ {
+ FT_Int count;
+ FT_UInt32 value = 0;
+ const char* p = glyph_name + 1;
+
+
+ for ( count = 6; count > 0; count--, p++ )
+ {
+ char c = *p;
+ unsigned int d;
+
+
+ d = (unsigned char)c - '0';
+ if ( d >= 10 )
+ {
+ d = (unsigned char)c - 'A';
+ if ( d >= 6 )
+ d = 16;
+ else
+ d += 10;
+ }
+
+ if ( d >= 16 )
+ break;
+
+ value = ( value << 4 ) + d;
+ }
+
+ if ( count <= 2 )
+ {
+ if ( *p == '\0' )
+ return value;
+ if ( *p == '.' )
+ return (FT_UInt32)( value | VARIANT_BIT );
+ }
+ }
+
+ /* Look for a non-initial dot in the glyph name in order to */
+ /* find variants like `A.swash', `e.final', etc. */
+ {
+ const char* p = glyph_name;
+ const char* dot = NULL;
+
+
+ for ( ; *p; p++ )
+ {
+ if ( *p == '.' && p > glyph_name )
+ {
+ dot = p;
+ break;
+ }
+ }
+
+ /* now look up the glyph in the Adobe Glyph List */
+ if ( !dot )
+ return (FT_UInt32)ft_get_adobe_glyph_index( glyph_name, p );
+ else
+ return (FT_UInt32)( ft_get_adobe_glyph_index( glyph_name, dot ) |
+ VARIANT_BIT );
+ }
+ }
+
+
+ /* ft_qsort callback to sort the unicode map */
+ FT_CALLBACK_DEF( int )
+ compare_uni_maps( const void* a,
+ const void* b )
+ {
+ PS_UniMap* map1 = (PS_UniMap*)a;
+ PS_UniMap* map2 = (PS_UniMap*)b;
+ FT_UInt32 unicode1 = BASE_GLYPH( map1->unicode );
+ FT_UInt32 unicode2 = BASE_GLYPH( map2->unicode );
+
+
+ /* sort base glyphs before glyph variants */
+ if ( unicode1 == unicode2 )
+ {
+ if ( map1->unicode > map2->unicode )
+ return 1;
+ else if ( map1->unicode < map2->unicode )
+ return -1;
+ else
+ return 0;
+ }
+ else
+ {
+ if ( unicode1 > unicode2 )
+ return 1;
+ else if ( unicode1 < unicode2 )
+ return -1;
+ else
+ return 0;
+ }
+ }
+
+
+ /* support for extra glyphs not handled (well) in AGL; */
+ /* we add extra mappings for them if necessary */
+
+#define EXTRA_GLYPH_LIST_SIZE 10
+
+ static const FT_UInt32 ft_extra_glyph_unicodes[EXTRA_GLYPH_LIST_SIZE] =
+ {
+ /* WGL 4 */
+ 0x0394,
+ 0x03A9,
+ 0x2215,
+ 0x00AD,
+ 0x02C9,
+ 0x03BC,
+ 0x2219,
+ 0x00A0,
+ /* Romanian */
+ 0x021A,
+ 0x021B
+ };
+
+ static const char ft_extra_glyph_names[] =
+ {
+ 'D','e','l','t','a',0,
+ 'O','m','e','g','a',0,
+ 'f','r','a','c','t','i','o','n',0,
+ 'h','y','p','h','e','n',0,
+ 'm','a','c','r','o','n',0,
+ 'm','u',0,
+ 'p','e','r','i','o','d','c','e','n','t','e','r','e','d',0,
+ 's','p','a','c','e',0,
+ 'T','c','o','m','m','a','a','c','c','e','n','t',0,
+ 't','c','o','m','m','a','a','c','c','e','n','t',0
+ };
+
+ static const FT_Int
+ ft_extra_glyph_name_offsets[EXTRA_GLYPH_LIST_SIZE] =
+ {
+ 0,
+ 6,
+ 12,
+ 21,
+ 28,
+ 35,
+ 38,
+ 53,
+ 59,
+ 72
+ };
+
+
+ static void
+ ps_check_extra_glyph_name( const char* gname,
+ FT_UInt glyph,
+ FT_UInt* extra_glyphs,
+ FT_UInt *states )
+ {
+ FT_UInt n;
+
+
+ for ( n = 0; n < EXTRA_GLYPH_LIST_SIZE; n++ )
+ {
+ if ( ft_strcmp( ft_extra_glyph_names +
+ ft_extra_glyph_name_offsets[n], gname ) == 0 )
+ {
+ if ( states[n] == 0 )
+ {
+ /* mark this extra glyph as a candidate for the cmap */
+ states[n] = 1;
+ extra_glyphs[n] = glyph;
+ }
+
+ return;
+ }
+ }
+ }
+
+
+ static void
+ ps_check_extra_glyph_unicode( FT_UInt32 uni_char,
+ FT_UInt *states )
+ {
+ FT_UInt n;
+
+
+ for ( n = 0; n < EXTRA_GLYPH_LIST_SIZE; n++ )
+ {
+ if ( uni_char == ft_extra_glyph_unicodes[n] )
+ {
+ /* disable this extra glyph from being added to the cmap */
+ states[n] = 2;
+
+ return;
+ }
+ }
+ }
+
+
+ /* Build a table that maps Unicode values to glyph indices. */
+ static FT_Error
+ ps_unicodes_init( FT_Memory memory,
+ PS_Unicodes table,
+ FT_UInt num_glyphs,
+ PS_GetGlyphNameFunc get_glyph_name,
+ PS_FreeGlyphNameFunc free_glyph_name,
+ FT_Pointer glyph_data )
+ {
+ FT_Error error;
+
+ FT_UInt extra_glyph_list_states[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
+ FT_UInt extra_glyphs[EXTRA_GLYPH_LIST_SIZE];
+
+
+ /* we first allocate the table */
+ table->num_maps = 0;
+ table->maps = 0;
+
+ if ( !FT_NEW_ARRAY( table->maps, num_glyphs + EXTRA_GLYPH_LIST_SIZE ) )
+ {
+ FT_UInt n;
+ FT_UInt count;
+ PS_UniMap* map;
+ FT_UInt32 uni_char;
+
+
+ map = table->maps;
+
+ for ( n = 0; n < num_glyphs; n++ )
+ {
+ const char* gname = get_glyph_name( glyph_data, n );
+
+
+ if ( gname )
+ {
+ ps_check_extra_glyph_name( gname, n,
+ extra_glyphs, extra_glyph_list_states );
+ uni_char = ps_unicode_value( gname );
+
+ if ( BASE_GLYPH( uni_char ) != 0 )
+ {
+ ps_check_extra_glyph_unicode( uni_char,
+ extra_glyph_list_states );
+ map->unicode = uni_char;
+ map->glyph_index = n;
+ map++;
+ }
+
+ if ( free_glyph_name )
+ free_glyph_name( glyph_data, gname );
+ }
+ }
+
+ for ( n = 0; n < EXTRA_GLYPH_LIST_SIZE; n++ )
+ {
+ if ( extra_glyph_list_states[n] == 1 )
+ {
+ /* This glyph name has an additional representation. */
+ /* Add it to the cmap. */
+
+ map->unicode = ft_extra_glyph_unicodes[n];
+ map->glyph_index = extra_glyphs[n];
+ map++;
+ }
+ }
+
+ /* now compress the table a bit */
+ count = (FT_UInt)( map - table->maps );
+
+ if ( count == 0 )
+ {
+ /* No unicode chars here! */
+ FT_FREE( table->maps );
+ if ( !error )
+ error = PSnames_Err_No_Unicode_Glyph_Name;
+ }
+ else
+ {
+ /* Reallocate if the number of used entries is much smaller. */
+ if ( count < num_glyphs / 2 )
+ {
+ (void)FT_RENEW_ARRAY( table->maps, num_glyphs, count );
+ error = PSnames_Err_Ok;
+ }
+
+ /* Sort the table in increasing order of unicode values, */
+ /* taking care of glyph variants. */
+ ft_qsort( table->maps, count, sizeof ( PS_UniMap ),
+ compare_uni_maps );
+ }
+
+ table->num_maps = count;
+ }
+
+ return error;
+ }
+
+
+ static FT_UInt
+ ps_unicodes_char_index( PS_Unicodes table,
+ FT_UInt32 unicode )
+ {
+ PS_UniMap *min, *max, *mid, *result = NULL;
+
+
+ /* Perform a binary search on the table. */
+
+ min = table->maps;
+ max = min + table->num_maps - 1;
+
+ while ( min <= max )
+ {
+ FT_UInt32 base_glyph;
+
+
+ mid = min + ( ( max - min ) >> 1 );
+
+ if ( mid->unicode == unicode )
+ {
+ result = mid;
+ break;
+ }
+
+ base_glyph = BASE_GLYPH( mid->unicode );
+
+ if ( base_glyph == unicode )
+ result = mid; /* remember match but continue search for base glyph */
+
+ if ( min == max )
+ break;
+
+ if ( base_glyph < unicode )
+ min = mid + 1;
+ else
+ max = mid - 1;
+ }
+
+ if ( result )
+ return result->glyph_index;
+ else
+ return 0;
+ }
+
+
+ static FT_UInt32
+ ps_unicodes_char_next( PS_Unicodes table,
+ FT_UInt32 *unicode )
+ {
+ FT_UInt result = 0;
+ FT_UInt32 char_code = *unicode + 1;
+
+
+ {
+ FT_UInt min = 0;
+ FT_UInt max = table->num_maps;
+ FT_UInt mid;
+ PS_UniMap* map;
+ FT_UInt32 base_glyph;
+
+
+ while ( min < max )
+ {
+ mid = min + ( ( max - min ) >> 1 );
+ map = table->maps + mid;
+
+ if ( map->unicode == char_code )
+ {
+ result = map->glyph_index;
+ goto Exit;
+ }
+
+ base_glyph = BASE_GLYPH( map->unicode );
+
+ if ( base_glyph == char_code )
+ result = map->glyph_index;
+
+ if ( base_glyph < char_code )
+ min = mid + 1;
+ else
+ max = mid;
+ }
+
+ if ( result )
+ goto Exit; /* we have a variant glyph */
+
+ /* we didn't find it; check whether we have a map just above it */
+ char_code = 0;
+
+ if ( min < table->num_maps )
+ {
+ map = table->maps + min;
+ result = map->glyph_index;
+ char_code = BASE_GLYPH( map->unicode );
+ }
+ }
+
+ Exit:
+ *unicode = char_code;
+ return result;
+ }
+
+
+#endif /* FT_CONFIG_OPTION_ADOBE_GLYPH_LIST */
+
+
+ static const char*
+ ps_get_macintosh_name( FT_UInt name_index )
+ {
+ if ( name_index >= FT_NUM_MAC_NAMES )
+ name_index = 0;
+
+ return ft_standard_glyph_names + ft_mac_names[name_index];
+ }
+
+
+ static const char*
+ ps_get_standard_strings( FT_UInt sid )
+ {
+ if ( sid >= FT_NUM_SID_NAMES )
+ return 0;
+
+ return ft_standard_glyph_names + ft_sid_names[sid];
+ }
+
+
+#ifdef FT_CONFIG_OPTION_ADOBE_GLYPH_LIST
+ FT_DEFINE_SERVICE_PSCMAPSREC(pscmaps_interface,
+ (PS_Unicode_ValueFunc) ps_unicode_value,
+ (PS_Unicodes_InitFunc) ps_unicodes_init,
+ (PS_Unicodes_CharIndexFunc)ps_unicodes_char_index,
+ (PS_Unicodes_CharNextFunc) ps_unicodes_char_next,
+
+ (PS_Macintosh_NameFunc) ps_get_macintosh_name,
+ (PS_Adobe_Std_StringsFunc) ps_get_standard_strings,
+
+ t1_standard_encoding,
+ t1_expert_encoding
+ )
+
+#else
+
+ FT_DEFINE_SERVICE_PSCMAPSREC(pscmaps_interface,
+ 0,
+ 0,
+ 0,
+ 0,
+
+ (PS_Macintosh_NameFunc) ps_get_macintosh_name,
+ (PS_Adobe_Std_StringsFunc) ps_get_standard_strings,
+
+ t1_standard_encoding,
+ t1_expert_encoding
+ )
+
+#endif /* FT_CONFIG_OPTION_ADOBE_GLYPH_LIST */
+
+
+ FT_DEFINE_SERVICEDESCREC1(pscmaps_services,
+ FT_SERVICE_ID_POSTSCRIPT_CMAPS, &FT_PSCMAPS_INTERFACE_GET
+ )
+
+
+
+
+ static FT_Pointer
+ psnames_get_service( FT_Module module,
+ const char* service_id )
+ {
+ /* FT_PSCMAPS_SERVICES_GET derefers `library' in PIC mode */
+#ifdef FT_CONFIG_OPTION_PIC
+ FT_Library library;
+
+
+ if ( !module )
+ return NULL;
+ library = module->library;
+ if ( !library )
+ return NULL;
+#else
+ FT_UNUSED( module );
+#endif
+
+ return ft_service_list_lookup( FT_PSCMAPS_SERVICES_GET, service_id );
+ }
+
+#endif /* FT_CONFIG_OPTION_POSTSCRIPT_NAMES */
+
+
+#ifndef FT_CONFIG_OPTION_POSTSCRIPT_NAMES
+#define PUT_PS_NAMES_SERVICE(a) 0
+#else
+#define PUT_PS_NAMES_SERVICE(a) a
+#endif
+
+ FT_DEFINE_MODULE(psnames_module_class,
+
+ 0, /* this is not a font driver, nor a renderer */
+ sizeof ( FT_ModuleRec ),
+
+ "psnames", /* driver name */
+ 0x10000L, /* driver version */
+ 0x20000L, /* driver requires FreeType 2 or above */
+
+ PUT_PS_NAMES_SERVICE((void*)&FT_PSCMAPS_INTERFACE_GET), /* module specific interface */
+ (FT_Module_Constructor)0,
+ (FT_Module_Destructor) 0,
+ (FT_Module_Requester) PUT_PS_NAMES_SERVICE(psnames_get_service)
+ )
+
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* psmodule.h */
+/* */
+/* High-level PSNames module interface (specification). */
+/* */
+/* Copyright 1996-2001 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __PSMODULE_H__
+#define __PSMODULE_H__
+
+
+#include <ft2build.h>
+#include FT_MODULE_H
+
+
+FT_BEGIN_HEADER
+
+
+ FT_DECLARE_MODULE( psnames_module_class )
+
+
+FT_END_HEADER
+
+#endif /* __PSMODULE_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* psnamerr.h */
+/* */
+/* PS names module error codes (specification only). */
+/* */
+/* Copyright 2001, 2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This file is used to define the PS names module error enumeration */
+ /* constants. */
+ /* */
+ /*************************************************************************/
+
+#ifndef __PSNAMERR_H__
+#define __PSNAMERR_H__
+
+#include FT_MODULE_ERRORS_H
+
+#undef __FTERRORS_H__
+
+#undef FT_ERR_PREFIX
+#define FT_ERR_PREFIX PSnames_Err_
+#define FT_ERR_BASE FT_Mod_Err_PSnames
+
+#include FT_ERRORS_H
+
+#endif /* __PSNAMERR_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* psnames.c */
+/* */
+/* FreeType PSNames module component (body only). */
+/* */
+/* Copyright 1996-2001 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#define FT_MAKE_OPTION_SINGLE_OBJECT
+
+#include <ft2build.h>
+#include "pspic.c"
+#include "psmodule.c"
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* pspic.c */
+/* */
+/* The FreeType position independent code services for psnames module. */
+/* */
+/* Copyright 2009, 2010 by */
+/* Oran Agra and Mickey Gabel. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+#include FT_INTERNAL_OBJECTS_H
+#include "pspic.h"
+#include "psnamerr.h"
+
+#ifdef FT_CONFIG_OPTION_PIC
+
+ /* forward declaration of PIC init functions from psmodule.c */
+ FT_Error
+ FT_Create_Class_pscmaps_services( FT_Library library,
+ FT_ServiceDescRec** output_class );
+ void
+ FT_Destroy_Class_pscmaps_services( FT_Library library,
+ FT_ServiceDescRec* clazz );
+
+ void
+ FT_Init_Class_pscmaps_interface( FT_Library library,
+ FT_Service_PsCMapsRec* clazz );
+
+ void
+ psnames_module_class_pic_free( FT_Library library )
+ {
+ FT_PIC_Container* pic_container = &library->pic_container;
+ FT_Memory memory = library->memory;
+
+
+ if ( pic_container->psnames )
+ {
+ PSModulePIC* container = (PSModulePIC*)pic_container->psnames;
+
+
+ if(container->pscmaps_services)
+ FT_Destroy_Class_pscmaps_services( library,
+ container->pscmaps_services );
+ container->pscmaps_services = NULL;
+ FT_FREE( container );
+ pic_container->psnames = NULL;
+ }
+ }
+
+
+ FT_Error
+ psnames_module_class_pic_init( FT_Library library )
+ {
+ FT_PIC_Container* pic_container = &library->pic_container;
+ FT_Error error = PSnames_Err_Ok;
+ PSModulePIC* container;
+ FT_Memory memory = library->memory;
+
+
+ /* allocate pointer, clear and set global container pointer */
+ if ( FT_ALLOC ( container, sizeof ( *container ) ) )
+ return error;
+ FT_MEM_SET( container, 0, sizeof ( *container ) );
+ pic_container->psnames = container;
+
+ /* initialize pointer table - this is how the module usually expects this data */
+ error = FT_Create_Class_pscmaps_services(
+ library, &container->pscmaps_services );
+ if ( error )
+ goto Exit;
+ FT_Init_Class_pscmaps_interface( library,
+ &container->pscmaps_interface );
+
+Exit:
+ if ( error )
+ psnames_module_class_pic_free( library );
+ return error;
+ }
+
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* pspic.h */
+/* */
+/* The FreeType position independent code services for psnames module. */
+/* */
+/* Copyright 2009 by */
+/* Oran Agra and Mickey Gabel. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __PSPIC_H__
+#define __PSPIC_H__
+
+
+FT_BEGIN_HEADER
+
+#include FT_INTERNAL_PIC_H
+
+#ifndef FT_CONFIG_OPTION_PIC
+#define FT_PSCMAPS_SERVICES_GET pscmaps_services
+#define FT_PSCMAPS_INTERFACE_GET pscmaps_interface
+
+#else /* FT_CONFIG_OPTION_PIC */
+
+#include FT_SERVICE_POSTSCRIPT_CMAPS_H
+
+ typedef struct PSModulePIC_
+ {
+ FT_ServiceDescRec* pscmaps_services;
+ FT_Service_PsCMapsRec pscmaps_interface;
+ } PSModulePIC;
+
+#define GET_PIC(lib) ((PSModulePIC*)((lib)->pic_container.psnames))
+#define FT_PSCMAPS_SERVICES_GET (GET_PIC(library)->pscmaps_services)
+#define FT_PSCMAPS_INTERFACE_GET (GET_PIC(library)->pscmaps_interface)
+
+ /* see pspic.c for the implementation */
+ void
+ psnames_module_class_pic_free( FT_Library library );
+
+ FT_Error
+ psnames_module_class_pic_init( FT_Library library );
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+ /* */
+
+FT_END_HEADER
+
+#endif /* __PSPIC_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* pstables.h */
+/* */
+/* PostScript glyph names. */
+/* */
+/* Copyright 2005, 2008, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /* This file has been generated automatically -- do not edit! */
+
+
+ static const char ft_standard_glyph_names[3696] =
+ {
+ '.','n','u','l','l', 0,
+ 'n','o','n','m','a','r','k','i','n','g','r','e','t','u','r','n', 0,
+ 'n','o','t','e','q','u','a','l', 0,
+ 'i','n','f','i','n','i','t','y', 0,
+ 'l','e','s','s','e','q','u','a','l', 0,
+ 'g','r','e','a','t','e','r','e','q','u','a','l', 0,
+ 'p','a','r','t','i','a','l','d','i','f','f', 0,
+ 's','u','m','m','a','t','i','o','n', 0,
+ 'p','r','o','d','u','c','t', 0,
+ 'p','i', 0,
+ 'i','n','t','e','g','r','a','l', 0,
+ 'O','m','e','g','a', 0,
+ 'r','a','d','i','c','a','l', 0,
+ 'a','p','p','r','o','x','e','q','u','a','l', 0,
+ 'D','e','l','t','a', 0,
+ 'n','o','n','b','r','e','a','k','i','n','g','s','p','a','c','e', 0,
+ 'l','o','z','e','n','g','e', 0,
+ 'a','p','p','l','e', 0,
+ 'f','r','a','n','c', 0,
+ 'G','b','r','e','v','e', 0,
+ 'g','b','r','e','v','e', 0,
+ 'I','d','o','t','a','c','c','e','n','t', 0,
+ 'S','c','e','d','i','l','l','a', 0,
+ 's','c','e','d','i','l','l','a', 0,
+ 'C','a','c','u','t','e', 0,
+ 'c','a','c','u','t','e', 0,
+ 'C','c','a','r','o','n', 0,
+ 'c','c','a','r','o','n', 0,
+ 'd','c','r','o','a','t', 0,
+ '.','n','o','t','d','e','f', 0,
+ 's','p','a','c','e', 0,
+ 'e','x','c','l','a','m', 0,
+ 'q','u','o','t','e','d','b','l', 0,
+ 'n','u','m','b','e','r','s','i','g','n', 0,
+ 'd','o','l','l','a','r', 0,
+ 'p','e','r','c','e','n','t', 0,
+ 'a','m','p','e','r','s','a','n','d', 0,
+ 'q','u','o','t','e','r','i','g','h','t', 0,
+ 'p','a','r','e','n','l','e','f','t', 0,
+ 'p','a','r','e','n','r','i','g','h','t', 0,
+ 'a','s','t','e','r','i','s','k', 0,
+ 'p','l','u','s', 0,
+ 'c','o','m','m','a', 0,
+ 'h','y','p','h','e','n', 0,
+ 'p','e','r','i','o','d', 0,
+ 's','l','a','s','h', 0,
+ 'z','e','r','o', 0,
+ 'o','n','e', 0,
+ 't','w','o', 0,
+ 't','h','r','e','e', 0,
+ 'f','o','u','r', 0,
+ 'f','i','v','e', 0,
+ 's','i','x', 0,
+ 's','e','v','e','n', 0,
+ 'e','i','g','h','t', 0,
+ 'n','i','n','e', 0,
+ 'c','o','l','o','n', 0,
+ 's','e','m','i','c','o','l','o','n', 0,
+ 'l','e','s','s', 0,
+ 'e','q','u','a','l', 0,
+ 'g','r','e','a','t','e','r', 0,
+ 'q','u','e','s','t','i','o','n', 0,
+ 'a','t', 0,
+ 'A', 0,
+ 'B', 0,
+ 'C', 0,
+ 'D', 0,
+ 'E', 0,
+ 'F', 0,
+ 'G', 0,
+ 'H', 0,
+ 'I', 0,
+ 'J', 0,
+ 'K', 0,
+ 'L', 0,
+ 'M', 0,
+ 'N', 0,
+ 'O', 0,
+ 'P', 0,
+ 'Q', 0,
+ 'R', 0,
+ 'S', 0,
+ 'T', 0,
+ 'U', 0,
+ 'V', 0,
+ 'W', 0,
+ 'X', 0,
+ 'Y', 0,
+ 'Z', 0,
+ 'b','r','a','c','k','e','t','l','e','f','t', 0,
+ 'b','a','c','k','s','l','a','s','h', 0,
+ 'b','r','a','c','k','e','t','r','i','g','h','t', 0,
+ 'a','s','c','i','i','c','i','r','c','u','m', 0,
+ 'u','n','d','e','r','s','c','o','r','e', 0,
+ 'q','u','o','t','e','l','e','f','t', 0,
+ 'a', 0,
+ 'b', 0,
+ 'c', 0,
+ 'd', 0,
+ 'e', 0,
+ 'f', 0,
+ 'g', 0,
+ 'h', 0,
+ 'i', 0,
+ 'j', 0,
+ 'k', 0,
+ 'l', 0,
+ 'm', 0,
+ 'n', 0,
+ 'o', 0,
+ 'p', 0,
+ 'q', 0,
+ 'r', 0,
+ 's', 0,
+ 't', 0,
+ 'u', 0,
+ 'v', 0,
+ 'w', 0,
+ 'x', 0,
+ 'y', 0,
+ 'z', 0,
+ 'b','r','a','c','e','l','e','f','t', 0,
+ 'b','a','r', 0,
+ 'b','r','a','c','e','r','i','g','h','t', 0,
+ 'a','s','c','i','i','t','i','l','d','e', 0,
+ 'e','x','c','l','a','m','d','o','w','n', 0,
+ 'c','e','n','t', 0,
+ 's','t','e','r','l','i','n','g', 0,
+ 'f','r','a','c','t','i','o','n', 0,
+ 'y','e','n', 0,
+ 'f','l','o','r','i','n', 0,
+ 's','e','c','t','i','o','n', 0,
+ 'c','u','r','r','e','n','c','y', 0,
+ 'q','u','o','t','e','s','i','n','g','l','e', 0,
+ 'q','u','o','t','e','d','b','l','l','e','f','t', 0,
+ 'g','u','i','l','l','e','m','o','t','l','e','f','t', 0,
+ 'g','u','i','l','s','i','n','g','l','l','e','f','t', 0,
+ 'g','u','i','l','s','i','n','g','l','r','i','g','h','t', 0,
+ 'f','i', 0,
+ 'f','l', 0,
+ 'e','n','d','a','s','h', 0,
+ 'd','a','g','g','e','r', 0,
+ 'd','a','g','g','e','r','d','b','l', 0,
+ 'p','e','r','i','o','d','c','e','n','t','e','r','e','d', 0,
+ 'p','a','r','a','g','r','a','p','h', 0,
+ 'b','u','l','l','e','t', 0,
+ 'q','u','o','t','e','s','i','n','g','l','b','a','s','e', 0,
+ 'q','u','o','t','e','d','b','l','b','a','s','e', 0,
+ 'q','u','o','t','e','d','b','l','r','i','g','h','t', 0,
+ 'g','u','i','l','l','e','m','o','t','r','i','g','h','t', 0,
+ 'e','l','l','i','p','s','i','s', 0,
+ 'p','e','r','t','h','o','u','s','a','n','d', 0,
+ 'q','u','e','s','t','i','o','n','d','o','w','n', 0,
+ 'g','r','a','v','e', 0,
+ 'a','c','u','t','e', 0,
+ 'c','i','r','c','u','m','f','l','e','x', 0,
+ 't','i','l','d','e', 0,
+ 'm','a','c','r','o','n', 0,
+ 'b','r','e','v','e', 0,
+ 'd','o','t','a','c','c','e','n','t', 0,
+ 'd','i','e','r','e','s','i','s', 0,
+ 'r','i','n','g', 0,
+ 'c','e','d','i','l','l','a', 0,
+ 'h','u','n','g','a','r','u','m','l','a','u','t', 0,
+ 'o','g','o','n','e','k', 0,
+ 'c','a','r','o','n', 0,
+ 'e','m','d','a','s','h', 0,
+ 'A','E', 0,
+ 'o','r','d','f','e','m','i','n','i','n','e', 0,
+ 'L','s','l','a','s','h', 0,
+ 'O','s','l','a','s','h', 0,
+ 'O','E', 0,
+ 'o','r','d','m','a','s','c','u','l','i','n','e', 0,
+ 'a','e', 0,
+ 'd','o','t','l','e','s','s','i', 0,
+ 'l','s','l','a','s','h', 0,
+ 'o','s','l','a','s','h', 0,
+ 'o','e', 0,
+ 'g','e','r','m','a','n','d','b','l','s', 0,
+ 'o','n','e','s','u','p','e','r','i','o','r', 0,
+ 'l','o','g','i','c','a','l','n','o','t', 0,
+ 'm','u', 0,
+ 't','r','a','d','e','m','a','r','k', 0,
+ 'E','t','h', 0,
+ 'o','n','e','h','a','l','f', 0,
+ 'p','l','u','s','m','i','n','u','s', 0,
+ 'T','h','o','r','n', 0,
+ 'o','n','e','q','u','a','r','t','e','r', 0,
+ 'd','i','v','i','d','e', 0,
+ 'b','r','o','k','e','n','b','a','r', 0,
+ 'd','e','g','r','e','e', 0,
+ 't','h','o','r','n', 0,
+ 't','h','r','e','e','q','u','a','r','t','e','r','s', 0,
+ 't','w','o','s','u','p','e','r','i','o','r', 0,
+ 'r','e','g','i','s','t','e','r','e','d', 0,
+ 'm','i','n','u','s', 0,
+ 'e','t','h', 0,
+ 'm','u','l','t','i','p','l','y', 0,
+ 't','h','r','e','e','s','u','p','e','r','i','o','r', 0,
+ 'c','o','p','y','r','i','g','h','t', 0,
+ 'A','a','c','u','t','e', 0,
+ 'A','c','i','r','c','u','m','f','l','e','x', 0,
+ 'A','d','i','e','r','e','s','i','s', 0,
+ 'A','g','r','a','v','e', 0,
+ 'A','r','i','n','g', 0,
+ 'A','t','i','l','d','e', 0,
+ 'C','c','e','d','i','l','l','a', 0,
+ 'E','a','c','u','t','e', 0,
+ 'E','c','i','r','c','u','m','f','l','e','x', 0,
+ 'E','d','i','e','r','e','s','i','s', 0,
+ 'E','g','r','a','v','e', 0,
+ 'I','a','c','u','t','e', 0,
+ 'I','c','i','r','c','u','m','f','l','e','x', 0,
+ 'I','d','i','e','r','e','s','i','s', 0,
+ 'I','g','r','a','v','e', 0,
+ 'N','t','i','l','d','e', 0,
+ 'O','a','c','u','t','e', 0,
+ 'O','c','i','r','c','u','m','f','l','e','x', 0,
+ 'O','d','i','e','r','e','s','i','s', 0,
+ 'O','g','r','a','v','e', 0,
+ 'O','t','i','l','d','e', 0,
+ 'S','c','a','r','o','n', 0,
+ 'U','a','c','u','t','e', 0,
+ 'U','c','i','r','c','u','m','f','l','e','x', 0,
+ 'U','d','i','e','r','e','s','i','s', 0,
+ 'U','g','r','a','v','e', 0,
+ 'Y','a','c','u','t','e', 0,
+ 'Y','d','i','e','r','e','s','i','s', 0,
+ 'Z','c','a','r','o','n', 0,
+ 'a','a','c','u','t','e', 0,
+ 'a','c','i','r','c','u','m','f','l','e','x', 0,
+ 'a','d','i','e','r','e','s','i','s', 0,
+ 'a','g','r','a','v','e', 0,
+ 'a','r','i','n','g', 0,
+ 'a','t','i','l','d','e', 0,
+ 'c','c','e','d','i','l','l','a', 0,
+ 'e','a','c','u','t','e', 0,
+ 'e','c','i','r','c','u','m','f','l','e','x', 0,
+ 'e','d','i','e','r','e','s','i','s', 0,
+ 'e','g','r','a','v','e', 0,
+ 'i','a','c','u','t','e', 0,
+ 'i','c','i','r','c','u','m','f','l','e','x', 0,
+ 'i','d','i','e','r','e','s','i','s', 0,
+ 'i','g','r','a','v','e', 0,
+ 'n','t','i','l','d','e', 0,
+ 'o','a','c','u','t','e', 0,
+ 'o','c','i','r','c','u','m','f','l','e','x', 0,
+ 'o','d','i','e','r','e','s','i','s', 0,
+ 'o','g','r','a','v','e', 0,
+ 'o','t','i','l','d','e', 0,
+ 's','c','a','r','o','n', 0,
+ 'u','a','c','u','t','e', 0,
+ 'u','c','i','r','c','u','m','f','l','e','x', 0,
+ 'u','d','i','e','r','e','s','i','s', 0,
+ 'u','g','r','a','v','e', 0,
+ 'y','a','c','u','t','e', 0,
+ 'y','d','i','e','r','e','s','i','s', 0,
+ 'z','c','a','r','o','n', 0,
+ 'e','x','c','l','a','m','s','m','a','l','l', 0,
+ 'H','u','n','g','a','r','u','m','l','a','u','t','s','m','a','l','l', 0,
+ 'd','o','l','l','a','r','o','l','d','s','t','y','l','e', 0,
+ 'd','o','l','l','a','r','s','u','p','e','r','i','o','r', 0,
+ 'a','m','p','e','r','s','a','n','d','s','m','a','l','l', 0,
+ 'A','c','u','t','e','s','m','a','l','l', 0,
+ 'p','a','r','e','n','l','e','f','t','s','u','p','e','r','i','o','r', 0,
+ 'p','a','r','e','n','r','i','g','h','t','s','u','p','e','r','i','o','r', 0,
+ 't','w','o','d','o','t','e','n','l','e','a','d','e','r', 0,
+ 'o','n','e','d','o','t','e','n','l','e','a','d','e','r', 0,
+ 'z','e','r','o','o','l','d','s','t','y','l','e', 0,
+ 'o','n','e','o','l','d','s','t','y','l','e', 0,
+ 't','w','o','o','l','d','s','t','y','l','e', 0,
+ 't','h','r','e','e','o','l','d','s','t','y','l','e', 0,
+ 'f','o','u','r','o','l','d','s','t','y','l','e', 0,
+ 'f','i','v','e','o','l','d','s','t','y','l','e', 0,
+ 's','i','x','o','l','d','s','t','y','l','e', 0,
+ 's','e','v','e','n','o','l','d','s','t','y','l','e', 0,
+ 'e','i','g','h','t','o','l','d','s','t','y','l','e', 0,
+ 'n','i','n','e','o','l','d','s','t','y','l','e', 0,
+ 'c','o','m','m','a','s','u','p','e','r','i','o','r', 0,
+ 't','h','r','e','e','q','u','a','r','t','e','r','s','e','m','d','a','s','h', 0,
+ 'p','e','r','i','o','d','s','u','p','e','r','i','o','r', 0,
+ 'q','u','e','s','t','i','o','n','s','m','a','l','l', 0,
+ 'a','s','u','p','e','r','i','o','r', 0,
+ 'b','s','u','p','e','r','i','o','r', 0,
+ 'c','e','n','t','s','u','p','e','r','i','o','r', 0,
+ 'd','s','u','p','e','r','i','o','r', 0,
+ 'e','s','u','p','e','r','i','o','r', 0,
+ 'i','s','u','p','e','r','i','o','r', 0,
+ 'l','s','u','p','e','r','i','o','r', 0,
+ 'm','s','u','p','e','r','i','o','r', 0,
+ 'n','s','u','p','e','r','i','o','r', 0,
+ 'o','s','u','p','e','r','i','o','r', 0,
+ 'r','s','u','p','e','r','i','o','r', 0,
+ 's','s','u','p','e','r','i','o','r', 0,
+ 't','s','u','p','e','r','i','o','r', 0,
+ 'f','f', 0,
+ 'f','f','i', 0,
+ 'f','f','l', 0,
+ 'p','a','r','e','n','l','e','f','t','i','n','f','e','r','i','o','r', 0,
+ 'p','a','r','e','n','r','i','g','h','t','i','n','f','e','r','i','o','r', 0,
+ 'C','i','r','c','u','m','f','l','e','x','s','m','a','l','l', 0,
+ 'h','y','p','h','e','n','s','u','p','e','r','i','o','r', 0,
+ 'G','r','a','v','e','s','m','a','l','l', 0,
+ 'A','s','m','a','l','l', 0,
+ 'B','s','m','a','l','l', 0,
+ 'C','s','m','a','l','l', 0,
+ 'D','s','m','a','l','l', 0,
+ 'E','s','m','a','l','l', 0,
+ 'F','s','m','a','l','l', 0,
+ 'G','s','m','a','l','l', 0,
+ 'H','s','m','a','l','l', 0,
+ 'I','s','m','a','l','l', 0,
+ 'J','s','m','a','l','l', 0,
+ 'K','s','m','a','l','l', 0,
+ 'L','s','m','a','l','l', 0,
+ 'M','s','m','a','l','l', 0,
+ 'N','s','m','a','l','l', 0,
+ 'O','s','m','a','l','l', 0,
+ 'P','s','m','a','l','l', 0,
+ 'Q','s','m','a','l','l', 0,
+ 'R','s','m','a','l','l', 0,
+ 'S','s','m','a','l','l', 0,
+ 'T','s','m','a','l','l', 0,
+ 'U','s','m','a','l','l', 0,
+ 'V','s','m','a','l','l', 0,
+ 'W','s','m','a','l','l', 0,
+ 'X','s','m','a','l','l', 0,
+ 'Y','s','m','a','l','l', 0,
+ 'Z','s','m','a','l','l', 0,
+ 'c','o','l','o','n','m','o','n','e','t','a','r','y', 0,
+ 'o','n','e','f','i','t','t','e','d', 0,
+ 'r','u','p','i','a','h', 0,
+ 'T','i','l','d','e','s','m','a','l','l', 0,
+ 'e','x','c','l','a','m','d','o','w','n','s','m','a','l','l', 0,
+ 'c','e','n','t','o','l','d','s','t','y','l','e', 0,
+ 'L','s','l','a','s','h','s','m','a','l','l', 0,
+ 'S','c','a','r','o','n','s','m','a','l','l', 0,
+ 'Z','c','a','r','o','n','s','m','a','l','l', 0,
+ 'D','i','e','r','e','s','i','s','s','m','a','l','l', 0,
+ 'B','r','e','v','e','s','m','a','l','l', 0,
+ 'C','a','r','o','n','s','m','a','l','l', 0,
+ 'D','o','t','a','c','c','e','n','t','s','m','a','l','l', 0,
+ 'M','a','c','r','o','n','s','m','a','l','l', 0,
+ 'f','i','g','u','r','e','d','a','s','h', 0,
+ 'h','y','p','h','e','n','i','n','f','e','r','i','o','r', 0,
+ 'O','g','o','n','e','k','s','m','a','l','l', 0,
+ 'R','i','n','g','s','m','a','l','l', 0,
+ 'C','e','d','i','l','l','a','s','m','a','l','l', 0,
+ 'q','u','e','s','t','i','o','n','d','o','w','n','s','m','a','l','l', 0,
+ 'o','n','e','e','i','g','h','t','h', 0,
+ 't','h','r','e','e','e','i','g','h','t','h','s', 0,
+ 'f','i','v','e','e','i','g','h','t','h','s', 0,
+ 's','e','v','e','n','e','i','g','h','t','h','s', 0,
+ 'o','n','e','t','h','i','r','d', 0,
+ 't','w','o','t','h','i','r','d','s', 0,
+ 'z','e','r','o','s','u','p','e','r','i','o','r', 0,
+ 'f','o','u','r','s','u','p','e','r','i','o','r', 0,
+ 'f','i','v','e','s','u','p','e','r','i','o','r', 0,
+ 's','i','x','s','u','p','e','r','i','o','r', 0,
+ 's','e','v','e','n','s','u','p','e','r','i','o','r', 0,
+ 'e','i','g','h','t','s','u','p','e','r','i','o','r', 0,
+ 'n','i','n','e','s','u','p','e','r','i','o','r', 0,
+ 'z','e','r','o','i','n','f','e','r','i','o','r', 0,
+ 'o','n','e','i','n','f','e','r','i','o','r', 0,
+ 't','w','o','i','n','f','e','r','i','o','r', 0,
+ 't','h','r','e','e','i','n','f','e','r','i','o','r', 0,
+ 'f','o','u','r','i','n','f','e','r','i','o','r', 0,
+ 'f','i','v','e','i','n','f','e','r','i','o','r', 0,
+ 's','i','x','i','n','f','e','r','i','o','r', 0,
+ 's','e','v','e','n','i','n','f','e','r','i','o','r', 0,
+ 'e','i','g','h','t','i','n','f','e','r','i','o','r', 0,
+ 'n','i','n','e','i','n','f','e','r','i','o','r', 0,
+ 'c','e','n','t','i','n','f','e','r','i','o','r', 0,
+ 'd','o','l','l','a','r','i','n','f','e','r','i','o','r', 0,
+ 'p','e','r','i','o','d','i','n','f','e','r','i','o','r', 0,
+ 'c','o','m','m','a','i','n','f','e','r','i','o','r', 0,
+ 'A','g','r','a','v','e','s','m','a','l','l', 0,
+ 'A','a','c','u','t','e','s','m','a','l','l', 0,
+ 'A','c','i','r','c','u','m','f','l','e','x','s','m','a','l','l', 0,
+ 'A','t','i','l','d','e','s','m','a','l','l', 0,
+ 'A','d','i','e','r','e','s','i','s','s','m','a','l','l', 0,
+ 'A','r','i','n','g','s','m','a','l','l', 0,
+ 'A','E','s','m','a','l','l', 0,
+ 'C','c','e','d','i','l','l','a','s','m','a','l','l', 0,
+ 'E','g','r','a','v','e','s','m','a','l','l', 0,
+ 'E','a','c','u','t','e','s','m','a','l','l', 0,
+ 'E','c','i','r','c','u','m','f','l','e','x','s','m','a','l','l', 0,
+ 'E','d','i','e','r','e','s','i','s','s','m','a','l','l', 0,
+ 'I','g','r','a','v','e','s','m','a','l','l', 0,
+ 'I','a','c','u','t','e','s','m','a','l','l', 0,
+ 'I','c','i','r','c','u','m','f','l','e','x','s','m','a','l','l', 0,
+ 'I','d','i','e','r','e','s','i','s','s','m','a','l','l', 0,
+ 'E','t','h','s','m','a','l','l', 0,
+ 'N','t','i','l','d','e','s','m','a','l','l', 0,
+ 'O','g','r','a','v','e','s','m','a','l','l', 0,
+ 'O','a','c','u','t','e','s','m','a','l','l', 0,
+ 'O','c','i','r','c','u','m','f','l','e','x','s','m','a','l','l', 0,
+ 'O','t','i','l','d','e','s','m','a','l','l', 0,
+ 'O','d','i','e','r','e','s','i','s','s','m','a','l','l', 0,
+ 'O','E','s','m','a','l','l', 0,
+ 'O','s','l','a','s','h','s','m','a','l','l', 0,
+ 'U','g','r','a','v','e','s','m','a','l','l', 0,
+ 'U','a','c','u','t','e','s','m','a','l','l', 0,
+ 'U','c','i','r','c','u','m','f','l','e','x','s','m','a','l','l', 0,
+ 'U','d','i','e','r','e','s','i','s','s','m','a','l','l', 0,
+ 'Y','a','c','u','t','e','s','m','a','l','l', 0,
+ 'T','h','o','r','n','s','m','a','l','l', 0,
+ 'Y','d','i','e','r','e','s','i','s','s','m','a','l','l', 0,
+ '0','0','1','.','0','0','0', 0,
+ '0','0','1','.','0','0','1', 0,
+ '0','0','1','.','0','0','2', 0,
+ '0','0','1','.','0','0','3', 0,
+ 'B','l','a','c','k', 0,
+ 'B','o','l','d', 0,
+ 'B','o','o','k', 0,
+ 'L','i','g','h','t', 0,
+ 'M','e','d','i','u','m', 0,
+ 'R','e','g','u','l','a','r', 0,
+ 'R','o','m','a','n', 0,
+ 'S','e','m','i','b','o','l','d', 0,
+ };
+
+
+#define FT_NUM_MAC_NAMES 258
+
+ /* Values are offsets into the `ft_standard_glyph_names' table */
+
+ static const short ft_mac_names[FT_NUM_MAC_NAMES] =
+ {
+ 253, 0, 6, 261, 267, 274, 283, 294, 301, 309, 758, 330, 340, 351,
+ 360, 365, 371, 378, 385, 391, 396, 400, 404, 410, 415, 420, 424, 430,
+ 436, 441, 447, 457, 462, 468, 476, 485, 488, 490, 492, 494, 496, 498,
+ 500, 502, 504, 506, 508, 510, 512, 514, 516, 518, 520, 522, 524, 526,
+ 528, 530, 532, 534, 536, 538, 540, 552, 562, 575, 587, 979, 608, 610,
+ 612, 614, 616, 618, 620, 622, 624, 626, 628, 630, 632, 634, 636, 638,
+ 640, 642, 644, 646, 648, 650, 652, 654, 656, 658, 660, 670, 674, 685,
+ 1375,1392,1405,1414,1486,1512,1562,1603,1632,1610,1622,1645,1639,1652,
+ 1661,1690,1668,1680,1697,1726,1704,1716,1733,1740,1769,1747,1759,1776,
+ 1790,1819,1797,1809, 839,1263, 707, 712, 741, 881, 871,1160,1302,1346,
+ 1197, 985,1031, 23,1086,1108, 32,1219, 41, 51, 730,1194, 64, 76,
+ 86, 94, 97,1089,1118, 106,1131,1150, 966, 696,1183, 112, 734, 120,
+ 132, 783, 930, 945, 138,1385,1398,1529,1115,1157, 832,1079, 770, 916,
+ 598, 319,1246, 155,1833,1586, 721, 749, 797, 811, 826, 829, 846, 856,
+ 888, 903, 954,1363,1421,1356,1433,1443,1450,1457,1469,1479,1493,1500,
+ 163,1522,1543,1550,1572,1134, 991,1002,1008,1015,1021,1040,1045,1053,
+ 1066,1073,1101,1143,1536,1783,1596,1843,1253,1207,1319,1579,1826,1229,
+ 1270,1313,1323,1171,1290,1332,1211,1235,1276, 169, 175, 182, 189, 200,
+ 209, 218, 225, 232, 239, 246
+ };
+
+
+#define FT_NUM_SID_NAMES 391
+
+ /* Values are offsets into the `ft_standard_glyph_names' table */
+
+ static const short ft_sid_names[FT_NUM_SID_NAMES] =
+ {
+ 253, 261, 267, 274, 283, 294, 301, 309, 319, 330, 340, 351, 360, 365,
+ 371, 378, 385, 391, 396, 400, 404, 410, 415, 420, 424, 430, 436, 441,
+ 447, 457, 462, 468, 476, 485, 488, 490, 492, 494, 496, 498, 500, 502,
+ 504, 506, 508, 510, 512, 514, 516, 518, 520, 522, 524, 526, 528, 530,
+ 532, 534, 536, 538, 540, 552, 562, 575, 587, 598, 608, 610, 612, 614,
+ 616, 618, 620, 622, 624, 626, 628, 630, 632, 634, 636, 638, 640, 642,
+ 644, 646, 648, 650, 652, 654, 656, 658, 660, 670, 674, 685, 696, 707,
+ 712, 721, 730, 734, 741, 749, 758, 770, 783, 797, 811, 826, 829, 832,
+ 839, 846, 856, 871, 881, 888, 903, 916, 930, 945, 954, 966, 979, 985,
+ 991,1002,1008,1015,1021,1031,1040,1045,1053,1066,1073,1079,1086,1089,
+ 1101,1108,1115,1118,1131,1134,1143,1150,1157,1160,1171,1183,1194,1197,
+ 1207,1211,1219,1229,1235,1246,1253,1263,1270,1276,1290,1302,1313,1319,
+ 1323,1332,1346,1356,1363,1375,1385,1392,1398,1405,1414,1421,1433,1443,
+ 1450,1457,1469,1479,1486,1493,1500,1512,1522,1529,1536,1543,1550,1562,
+ 1572,1579,1586,1596,1603,1610,1622,1632,1639,1645,1652,1661,1668,1680,
+ 1690,1697,1704,1716,1726,1733,1740,1747,1759,1769,1776,1783,1790,1797,
+ 1809,1819,1826,1833,1843,1850,1862,1880,1895,1910,1925,1936,1954,1973,
+ 1988,2003,2016,2028,2040,2054,2067,2080,2092,2106,2120,2133,2147,2167,
+ 2182,2196,2206,2216,2229,2239,2249,2259,2269,2279,2289,2299,2309,2319,
+ 2329,2332,2336,2340,2358,2377,2393,2408,2419,2426,2433,2440,2447,2454,
+ 2461,2468,2475,2482,2489,2496,2503,2510,2517,2524,2531,2538,2545,2552,
+ 2559,2566,2573,2580,2587,2594,2601,2615,2625,2632,2643,2659,2672,2684,
+ 2696,2708,2722,2733,2744,2759,2771,2782,2797,2809,2819,2832,2850,2860,
+ 2873,2885,2898,2907,2917,2930,2943,2956,2968,2982,2996,3009,3022,3034,
+ 3046,3060,3073,3086,3098,3112,3126,3139,3152,3167,3182,3196,3208,3220,
+ 3237,3249,3264,3275,3283,3297,3309,3321,3338,3353,3365,3377,3394,3409,
+ 3418,3430,3442,3454,3471,3483,3498,3506,3518,3530,3542,3559,3574,3586,
+ 3597,3612,3620,3628,3636,3644,3650,3655,3660,3666,3673,3681,3687
+ };
+
+
+ /* the following are indices into the SID name table */
+ static const unsigned short t1_standard_encoding[256] =
+ {
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16,
+ 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32,
+ 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48,
+ 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64,
+ 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80,
+ 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 96, 97, 98, 99,100,101,102,103,104,105,106,107,108,109,110,
+ 0,111,112,113,114, 0,115,116,117,118,119,120,121,122, 0,123,
+ 0,124,125,126,127,128,129,130,131, 0,132,133, 0,134,135,136,
+ 137, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0,138, 0,139, 0, 0, 0, 0,140,141,142,143, 0, 0, 0, 0,
+ 0,144, 0, 0, 0,145, 0, 0,146,147,148,149, 0, 0, 0, 0
+ };
+
+
+ /* the following are indices into the SID name table */
+ static const unsigned short t1_expert_encoding[256] =
+ {
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 1,229,230, 0,231,232,233,234,235,236,237,238, 13, 14, 15, 99,
+ 239,240,241,242,243,244,245,246,247,248, 27, 28,249,250,251,252,
+ 0,253,254,255,256,257, 0, 0, 0,258, 0, 0,259,260,261,262,
+ 0, 0,263,264,265, 0,266,109,110,267,268,269, 0,270,271,272,
+ 273,274,275,276,277,278,279,280,281,282,283,284,285,286,287,288,
+ 289,290,291,292,293,294,295,296,297,298,299,300,301,302,303, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0,304,305,306, 0, 0,307,308,309,310,311, 0,312, 0, 0,313,
+ 0, 0,314,315, 0, 0,316,317,318, 0, 0, 0,158,155,163,319,
+ 320,321,322,323,324,325, 0, 0,326,150,164,169,327,328,329,330,
+ 331,332,333,334,335,336,337,338,339,340,341,342,343,344,345,346,
+ 347,348,349,350,351,352,353,354,355,356,357,358,359,360,361,362,
+ 363,364,365,366,367,368,369,370,371,372,373,374,375,376,377,378
+ };
+
+
+ /*
+ * This table is a compressed version of the Adobe Glyph List (AGL),
+ * optimized for efficient searching. It has been generated by the
+ * `glnames.py' python script located in the `src/tools' directory.
+ *
+ * The lookup function to get the Unicode value for a given string
+ * is defined below the table.
+ */
+
+#ifdef FT_CONFIG_OPTION_ADOBE_GLYPH_LIST
+
+ static const unsigned char ft_adobe_glyph_list[55997L] =
+ {
+ 0, 52, 0,106, 2,167, 3, 63, 4,220, 6,125, 9,143, 10, 23,
+ 11,137, 12,199, 14,246, 15, 87, 16,233, 17,219, 18,104, 19, 88,
+ 22,110, 23, 32, 23, 71, 24, 77, 27,156, 29, 73, 31,247, 32,107,
+ 32,222, 33, 55, 34,154, 35,218, 58, 10, 64,122, 72,188, 80,109,
+ 88,104, 93, 61, 98,168,106, 91,114,111,115,237,122,180,127,255,
+ 135,164,143,132,149,213,158,108,161,115,168,175,183,147,197,199,
+ 202, 25,204,166,208,209,209, 81,215, 26, 65,143, 0, 65, 0,140,
+ 0,175, 0,193, 1, 15, 1,147, 1,233, 1,251, 2, 7, 2, 40,
+ 2, 57, 2, 82, 2, 91, 2,128, 2,136, 2,154, 69,131, 0,198,
+ 0,150, 0,158, 0,167,225,227,245,244,101,128, 1,252,237,225,
+ 227,242,239,110,128, 1,226,243,237,225,236,108,128,247,230,225,
+ 227,245,244,101,129, 0,193, 0,185,243,237,225,236,108,128,247,
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+ 243, 0,251, 1, 7,225,227,245,244,101,128, 30,174,227,249,242,
+ 233,236,236,233, 99,128, 4,208,228,239,244,226,229,236,239,119,
+ 128, 30,182,231,242,225,246,101,128, 30,176,232,239,239,235,225,
+ 226,239,246,101,128, 30,178,244,233,236,228,101,128, 30,180, 99,
+ 4, 1, 25, 1, 32, 1,121, 1,137,225,242,239,110,128, 1,205,
+ 233,242, 99, 2, 1, 40, 1, 45,236,101,128, 36,182,245,237,230,
+ 236,229,120,134, 0,194, 1, 66, 1, 74, 1, 85, 1, 93, 1,105,
+ 1,113,225,227,245,244,101,128, 30,164,228,239,244,226,229,236,
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+ 129,243,237,225,236,108,128,247,180,249,242,233,236,236,233, 99,
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+ 246,101,128, 2, 0,233,229,242,229,243,233,115,131, 0,196, 1,
+ 181, 1,192, 1,201,227,249,242,233,236,236,233, 99,128, 4,210,
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+ 49,244,239,238,239,115,128, 3,134,109, 2, 2, 63, 2, 71,225,
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+ 243,237,225,236,108,128,247, 97,244,233,236,228,101,129, 0,195,
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+ 238,233,225,110,128, 5, 49, 66,137, 0, 66, 2,189, 2,198, 2,
+ 223, 3, 3, 3, 10, 3, 22, 3, 34, 3, 46, 3, 54,227,233,242,
+ 227,236,101,128, 36,183,228,239,116, 2, 2,206, 2,215,225,227,
+ 227,229,238,116,128, 30, 2,226,229,236,239,119,128, 30, 4,101,
+ 3, 2,231, 2,242, 2,254,227,249,242,233,236,236,233, 99,128,
+ 4, 17,238,225,242,237,229,238,233,225,110,128, 5, 50,244, 97,
+ 128, 3,146,232,239,239,107,128, 1,129,236,233,238,229,226,229,
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+ 137, 0, 67, 3, 85, 3,127, 3,193, 3,210, 3,224, 4,171, 4,
+ 188, 4,200, 4,212, 97, 3, 3, 93, 3,104, 3,111,225,242,237,
+ 229,238,233,225,110,128, 5, 62,227,245,244,101,128, 1, 6,242,
+ 239,110,129,246,202, 3,119,243,237,225,236,108,128,246,245, 99,
+ 3, 3,135, 3,142, 3,171,225,242,239,110,128, 1, 12,229,228,
+ 233,236,236, 97,130, 0,199, 3,155, 3,163,225,227,245,244,101,
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+ 179, 3,184,236,101,128, 36,184,245,237,230,236,229,120,128, 1,
+ 8,228,239,116,129, 1, 10, 3,201,225,227,227,229,238,116,128,
+ 1, 10,229,228,233,236,236,225,243,237,225,236,108,128,247,184,
+ 104, 4, 3,234, 3,246, 4,161, 4,165,225,225,242,237,229,238,
+ 233,225,110,128, 5, 73,101, 6, 4, 4, 4, 24, 4, 35, 4,103,
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+ 233,236,236,233, 99,128, 4,188,227,249,242,233,236,236,233, 99,
+ 128, 4, 39,100, 2, 4, 41, 4, 85,229,243,227,229,238,228,229,
+ 114, 2, 4, 54, 4, 74,225,226,235,232,225,243,233,225,238,227,
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+ 184,105,128, 3,167,239,239,107,128, 1,135,233,242,227,245,237,
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+ 243,240,225,227,101,128,255, 35,239,225,242,237,229,238,233,225,
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+ 4,252, 5, 10, 5, 36, 5, 96, 5,121, 5,166, 5,173, 5,231,
+ 5,244, 6, 0, 6, 12, 6, 28, 6, 48, 6, 57, 90,129, 1,241,
+ 5, 2,227,225,242,239,110,128, 1,196, 97, 2, 5, 16, 5, 27,
+ 225,242,237,229,238,233,225,110,128, 5, 52,230,242,233,227,225,
+ 110,128, 1,137, 99, 4, 5, 46, 5, 53, 5, 62, 5, 89,225,242,
+ 239,110,128, 1, 14,229,228,233,236,236, 97,128, 30, 16,233,242,
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+ 150,227,249,242,233,236,236,233, 99,128, 4, 20,233,227,239,240,
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+ 179, 5,218,229,242,229,243,233,115,131,246,203, 5,194, 5,202,
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+ 237,239,238,239,243,240,225,227,101,128,255, 36,239,244,225,227,
+ 227,229,238,244,243,237,225,236,108,128,246,247,115, 2, 6, 34,
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+ 244,239,240,226,225,114,128, 1,139,122,131, 1,242, 6, 67, 6,
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+ 69, 6,165, 6,183, 6,191, 7, 89, 7,153, 7,165, 7,183, 7,
+ 211, 8, 7, 8, 36, 8, 94, 8,169, 8,189, 8,208, 8,248, 9,
+ 44, 9,109, 9,115,225,227,245,244,101,129, 0,201, 6,175,243,
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+ 5, 6,203, 6,210, 6,224, 6,236, 7, 79,225,242,239,110,128,
+ 1, 26,229,228,233,236,236,225,226,242,229,246,101,128, 30, 28,
+ 232,225,242,237,229,238,233,225,110,128, 5, 53,233,242, 99, 2,
+ 6,244, 6,249,236,101,128, 36,186,245,237,230,236,229,120,135,
+ 0,202, 7, 16, 7, 24, 7, 32, 7, 43, 7, 51, 7, 63, 7, 71,
+ 225,227,245,244,101,128, 30,190,226,229,236,239,119,128, 30, 24,
+ 228,239,244,226,229,236,239,119,128, 30,198,231,242,225,246,101,
+ 128, 30,192,232,239,239,235,225,226,239,246,101,128, 30,194,243,
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+ 127,226,236,231,242,225,246,101,128, 2, 4,233,229,242,229,243,
+ 233,115,129, 0,203, 7,119,243,237,225,236,108,128,247,235,239,
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+ 22,226,229,236,239,119,128, 30,184,230,227,249,242,233,236,236,
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+ 237,225,236,108,128,247,232,104, 2, 7,189, 7,200,225,242,237,
+ 229,238,233,225,110,128, 5, 55,239,239,235,225,226,239,246,101,
+ 128, 30,186,105, 3, 7,219, 7,230, 7,245,231,232,244,242,239,
+ 237,225,110,128, 33,103,238,246,229,242,244,229,228,226,242,229,
+ 246,101,128, 2, 6,239,244,233,230,233,229,228,227,249,242,233,
+ 236,236,233, 99,128, 4,100,108, 2, 8, 13, 8, 24,227,249,242,
+ 233,236,236,233, 99,128, 4, 27,229,246,229,238,242,239,237,225,
+ 110,128, 33,106,109, 3, 8, 44, 8, 72, 8, 83,225,227,242,239,
+ 110,130, 1, 18, 8, 56, 8, 64,225,227,245,244,101,128, 30, 22,
+ 231,242,225,246,101,128, 30, 20,227,249,242,233,236,236,233, 99,
+ 128, 4, 28,239,238,239,243,240,225,227,101,128,255, 37,110, 4,
+ 8,104, 8,115, 8,135, 8,154,227,249,242,233,236,236,233, 99,
+ 128, 4, 29,228,229,243,227,229,238,228,229,242,227,249,242,233,
+ 236,236,233, 99,128, 4,162,103,129, 1, 74, 8,141,232,229,227,
+ 249,242,233,236,236,233, 99,128, 4,164,232,239,239,235,227,249,
+ 242,233,236,236,233, 99,128, 4,199,111, 2, 8,175, 8,183,231,
+ 239,238,229,107,128, 1, 24,240,229,110,128, 1,144,240,243,233,
+ 236,239,110,129, 3,149, 8,200,244,239,238,239,115,128, 3,136,
+ 114, 2, 8,214, 8,225,227,249,242,233,236,236,233, 99,128, 4,
+ 32,229,246,229,242,243,229,100,129, 1,142, 8,237,227,249,242,
+ 233,236,236,233, 99,128, 4, 45,115, 4, 9, 2, 9, 13, 9, 33,
+ 9, 37,227,249,242,233,236,236,233, 99,128, 4, 33,228,229,243,
+ 227,229,238,228,229,242,227,249,242,233,236,236,233, 99,128, 4,
+ 170,104,128, 1,169,237,225,236,108,128,247,101,116, 3, 9, 52,
+ 9, 78, 9, 92, 97,130, 3,151, 9, 60, 9, 70,242,237,229,238,
+ 233,225,110,128, 5, 56,244,239,238,239,115,128, 3,137,104,129,
+ 0,208, 9, 84,243,237,225,236,108,128,247,240,233,236,228,101,
+ 129, 30,188, 9,101,226,229,236,239,119,128, 30, 26,245,242,111,
+ 128, 32,172,250,104,130, 1,183, 9,124, 9,132,227,225,242,239,
+ 110,128, 1,238,242,229,246,229,242,243,229,100,128, 1,184, 70,
+ 136, 0, 70, 9,163, 9,172, 9,184, 9,212, 9,219, 9,248, 10,
+ 4, 10, 15,227,233,242,227,236,101,128, 36,187,228,239,244,225,
+ 227,227,229,238,116,128, 30, 30,101, 2, 9,190, 9,202,232,225,
+ 242,237,229,238,233,225,110,128, 5, 86,233,227,239,240,244,233,
+ 99,128, 3,228,232,239,239,107,128, 1,145,105, 2, 9,225, 9,
+ 238,244,225,227,249,242,233,236,236,233, 99,128, 4,114,246,229,
+ 242,239,237,225,110,128, 33,100,237,239,238,239,243,240,225,227,
+ 101,128,255, 38,239,245,242,242,239,237,225,110,128, 33, 99,243,
+ 237,225,236,108,128,247,102, 71,140, 0, 71, 10, 51, 10, 61, 10,
+ 107, 10,115, 10,176, 10,193, 10,205, 11, 39, 11, 52, 11, 65, 11,
+ 90, 11,107,194,243,241,245,225,242,101,128, 51,135, 97, 3, 10,
+ 69, 10, 76, 10, 94,227,245,244,101,128, 1,244,237,237, 97,129,
+ 3,147, 10, 84,225,230,242,233,227,225,110,128, 1,148,238,231,
+ 233,225,227,239,240,244,233, 99,128, 3,234,226,242,229,246,101,
+ 128, 1, 30, 99, 4, 10,125, 10,132, 10,141, 10,163,225,242,239,
+ 110,128, 1,230,229,228,233,236,236, 97,128, 1, 34,233,242, 99,
+ 2, 10,149, 10,154,236,101,128, 36,188,245,237,230,236,229,120,
+ 128, 1, 28,239,237,237,225,225,227,227,229,238,116,128, 1, 34,
+ 228,239,116,129, 1, 32, 10,184,225,227,227,229,238,116,128, 1,
+ 32,229,227,249,242,233,236,236,233, 99,128, 4, 19,104, 3, 10,
+ 213, 10,226, 11, 33,225,228,225,242,237,229,238,233,225,110,128,
+ 5, 66,101, 3, 10,234, 10,255, 11, 16,237,233,228,228,236,229,
+ 232,239,239,235,227,249,242,233,236,236,233, 99,128, 4,148,243,
+ 244,242,239,235,229,227,249,242,233,236,236,233, 99,128, 4,146,
+ 245,240,244,245,242,238,227,249,242,233,236,236,233, 99,128, 4,
+ 144,239,239,107,128, 1,147,233,237,225,242,237,229,238,233,225,
+ 110,128, 5, 51,234,229,227,249,242,233,236,236,233, 99,128, 4,
+ 3,109, 2, 11, 71, 11, 79,225,227,242,239,110,128, 30, 32,239,
+ 238,239,243,240,225,227,101,128,255, 39,242,225,246,101,129,246,
+ 206, 11, 99,243,237,225,236,108,128,247, 96,115, 2, 11,113, 11,
+ 129,237,225,236,108,129,247,103, 11,122,232,239,239,107,128, 2,
+ 155,244,242,239,235,101,128, 1,228, 72,140, 0, 72, 11,165, 11,
+ 190, 11,198, 11,208, 12, 17, 12, 40, 12, 77, 12,117, 12,129, 12,
+ 157, 12,165, 12,189,177,184, 53, 3, 11,175, 11,180, 11,185,179,
+ 51,128, 37,207,180, 51,128, 37,170,181, 49,128, 37,171,178,178,
+ 176,183, 51,128, 37,161,208,243,241,245,225,242,101,128, 51,203,
+ 97, 3, 11,216, 11,236, 12, 0,225,226,235,232,225,243,233,225,
+ 238,227,249,242,233,236,236,233, 99,128, 4,168,228,229,243,227,
+ 229,238,228,229,242,227,249,242,233,236,236,233, 99,128, 4,178,
+ 242,228,243,233,231,238,227,249,242,233,236,236,233, 99,128, 4,
+ 42, 98, 2, 12, 23, 12, 28,225,114,128, 1, 38,242,229,246,229,
+ 226,229,236,239,119,128, 30, 42, 99, 2, 12, 46, 12, 55,229,228,
+ 233,236,236, 97,128, 30, 40,233,242, 99, 2, 12, 63, 12, 68,236,
+ 101,128, 36,189,245,237,230,236,229,120,128, 1, 36,100, 2, 12,
+ 83, 12, 93,233,229,242,229,243,233,115,128, 30, 38,239,116, 2,
+ 12,100, 12,109,225,227,227,229,238,116,128, 30, 34,226,229,236,
+ 239,119,128, 30, 36,237,239,238,239,243,240,225,227,101,128,255,
+ 40,111, 2, 12,135, 12,146,225,242,237,229,238,233,225,110,128,
+ 5, 64,242,233,227,239,240,244,233, 99,128, 3,232,243,237,225,
+ 236,108,128,247,104,245,238,231,225,242,245,237,236,225,245,116,
+ 129,246,207, 12,181,243,237,225,236,108,128,246,248,250,243,241,
+ 245,225,242,101,128, 51,144, 73,146, 0, 73, 12,239, 12,251, 12,
+ 255, 13, 11, 13, 29, 13, 37, 13, 94, 13,181, 13,214, 13,224, 13,
+ 242, 13,254, 14, 48, 14, 86, 14, 99, 14,166, 14,187, 14,205,193,
+ 227,249,242,233,236,236,233, 99,128, 4, 47, 74,128, 1, 50,213,
+ 227,249,242,233,236,236,233, 99,128, 4, 46,225,227,245,244,101,
+ 129, 0,205, 13, 21,243,237,225,236,108,128,247,237,226,242,229,
+ 246,101,128, 1, 44, 99, 3, 13, 45, 13, 52, 13, 84,225,242,239,
+ 110,128, 1,207,233,242, 99, 2, 13, 60, 13, 65,236,101,128, 36,
+ 190,245,237,230,236,229,120,129, 0,206, 13, 76,243,237,225,236,
+ 108,128,247,238,249,242,233,236,236,233, 99,128, 4, 6,100, 3,
+ 13,102, 13,112, 13,155,226,236,231,242,225,246,101,128, 2, 8,
+ 233,229,242,229,243,233,115,131, 0,207, 13,128, 13,136, 13,147,
+ 225,227,245,244,101,128, 30, 46,227,249,242,233,236,236,233, 99,
+ 128, 4,228,243,237,225,236,108,128,247,239,239,116,130, 1, 48,
+ 13,164, 13,173,225,227,227,229,238,116,128, 1, 48,226,229,236,
+ 239,119,128, 30,202,101, 2, 13,187, 13,203,226,242,229,246,229,
+ 227,249,242,233,236,236,233, 99,128, 4,214,227,249,242,233,236,
+ 236,233, 99,128, 4, 21,230,242,225,235,244,245,114,128, 33, 17,
+ 231,242,225,246,101,129, 0,204, 13,234,243,237,225,236,108,128,
+ 247,236,232,239,239,235,225,226,239,246,101,128, 30,200,105, 3,
+ 14, 6, 14, 17, 14, 32,227,249,242,233,236,236,233, 99,128, 4,
+ 24,238,246,229,242,244,229,228,226,242,229,246,101,128, 2, 10,
+ 243,232,239,242,244,227,249,242,233,236,236,233, 99,128, 4, 25,
+ 109, 2, 14, 54, 14, 75,225,227,242,239,110,129, 1, 42, 14, 64,
+ 227,249,242,233,236,236,233, 99,128, 4,226,239,238,239,243,240,
+ 225,227,101,128,255, 41,238,233,225,242,237,229,238,233,225,110,
+ 128, 5, 59,111, 3, 14,107, 14,118, 14,126,227,249,242,233,236,
+ 236,233, 99,128, 4, 1,231,239,238,229,107,128, 1, 46,244, 97,
+ 131, 3,153, 14,137, 14,147, 14,158,225,230,242,233,227,225,110,
+ 128, 1,150,228,233,229,242,229,243,233,115,128, 3,170,244,239,
+ 238,239,115,128, 3,138,115, 2, 14,172, 14,179,237,225,236,108,
+ 128,247,105,244,242,239,235,101,128, 1,151,244,233,236,228,101,
+ 129, 1, 40, 14,197,226,229,236,239,119,128, 30, 44,250,232,233,
+ 244,243, 97, 2, 14,216, 14,227,227,249,242,233,236,236,233, 99,
+ 128, 4,116,228,226,236,231,242,225,246,229,227,249,242,233,236,
+ 236,233, 99,128, 4,118, 74,134, 0, 74, 15, 6, 15, 18, 15, 41,
+ 15, 53, 15, 67, 15, 79,225,225,242,237,229,238,233,225,110,128,
+ 5, 65,227,233,242, 99, 2, 15, 27, 15, 32,236,101,128, 36,191,
+ 245,237,230,236,229,120,128, 1, 52,229,227,249,242,233,236,236,
+ 233, 99,128, 4, 8,232,229,232,225,242,237,229,238,233,225,110,
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+ 123, 29,131, 29,198, 30, 69, 30, 87, 30,198, 30,214, 30,226, 31,
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+ 58,181, 58,192, 58,201, 58,226, 60, 11, 60, 73, 60,146, 62, 72,
+ 62, 84, 62,127, 62,135, 62,145, 64, 15, 64, 39, 64, 48, 97, 7,
+ 58, 62, 58, 72, 58, 96, 58,103, 58,128, 58,152, 58,163,226,229,
+ 238,231,225,236,105,128, 9,172,227,235,243,236,225,243,104,129,
+ 0, 92, 58, 84,237,239,238,239,243,240,225,227,101,128,255, 60,
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+ 3, 71, 7, 71, 33, 71, 38, 67, 4, 71, 17, 71, 21, 71, 25, 71,
+ 29, 49,128, 0, 17, 50,128, 0, 18, 51,128, 0, 19, 52,128, 0,
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+ 128, 0, 11,240,249,242,233,231,232,116,129, 0,169, 71,191,115,
+ 2, 71,197, 71,203,225,238,115,128,248,233,229,242,233,102,128,
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+ 13, 72, 21, 72, 33,232,225,236,230,247,233,228,244,104,128,255,
+ 99,246,229,242,244,233,227,225,108,128,254, 66,240,239,242,225,
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+ 2,151,245,114, 2, 72,121, 72,139,236,121, 2, 72,128, 72,134,
+ 225,238,100,128, 34,207,239,114,128, 34,206,242,229,238,227,121,
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+ 246,101,128,246,212,230,236,229,120,128,246,213,100,146, 0,100,
+ 72,228, 74,110, 75,134, 75,194, 76,114, 77, 68, 77,130, 78, 59,
+ 78, 72, 78, 81, 78,107, 78,132, 78,141, 79,208, 79,216, 79,227,
+ 79,247, 80, 19, 97, 11, 72,252, 73, 7, 73, 17, 73, 89, 73,152,
+ 73,163, 73,174, 73,243, 74, 49, 74, 55, 74, 85,225,242,237,229,
+ 238,233,225,110,128, 5,100,226,229,238,231,225,236,105,128, 9,
+ 166,100, 5, 73, 29, 73, 38, 73, 44, 73, 58, 73, 74,225,242,225,
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+ 2, 84, 5, 84, 20,238,235,225,242,231,245,242,237,245,235,232,
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+ 69, 84, 78, 84, 99,227,233,242,227,236,101,128, 36,106,112, 2,
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+ 23,231,242,225,246,101,128, 30, 21,227,249,242,233,236,236,233,
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+ 233, 99,128, 4,163,103,130, 1, 75, 85, 77, 85, 88,226,239,240,
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+ 130, 2, 92, 85,183, 85,192,227,236,239,243,229,100,128, 2, 94,
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+ 238,239,115,128, 3,173,241,117, 2, 85,237, 86, 25,225,108,130,
+ 0, 61, 85,246, 86, 2,237,239,238,239,243,240,225,227,101,128,
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+ 240,229,242,233,239,114,128, 32,124,233,246,225,236,229,238,227,
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+ 237,239,230,111,128, 49, 38,227,249,242,233,236,236,233, 99,128,
+ 4, 64,229,246,229,242,243,229,100,129, 2, 88, 86, 78,227,249,
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+ 134, 86,215, 87, 4, 87, 14,227,249,242,233,236,236,233, 99,128,
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+ 238,228,229,246, 97,128, 9, 70,242,229,246,229,242,243,229,228,
+ 236,239,239,112,128, 1,170,243,241,245,225,244,242,229,246,229,
+ 242,243,229,100,128, 2,133,237,225,236,108, 2, 86,224, 86,235,
+ 232,233,242,225,231,225,238, 97,128, 48, 71,235,225,244,225,235,
+ 225,238, 97,129, 48,167, 86,248,232,225,236,230,247,233,228,244,
+ 104,128,255,106,244,233,237,225,244,229,100,128, 33, 46,245,240,
+ 229,242,233,239,114,128,246,236,116, 5, 87, 36, 87, 62, 87, 66,
+ 87, 83, 87,149, 97,130, 3,183, 87, 44, 87, 54,242,237,229,238,
+ 233,225,110,128, 5,104,244,239,238,239,115,128, 3,174,104,128,
+ 0,240,233,236,228,101,129, 30,189, 87, 75,226,229,236,239,119,
+ 128, 30, 27,238,225,232,244, 97, 3, 87, 95, 87,127, 87,136,230,
+ 239,245,235,104, 2, 87,105, 87,114,232,229,226,242,229,119,128,
+ 5,145,236,229,230,244,232,229,226,242,229,119,128, 5,145,232,
+ 229,226,242,229,119,128, 5,145,236,229,230,244,232,229,226,242,
+ 229,119,128, 5,145,245,242,238,229,100,128, 1,221,117, 2, 87,
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+ 172,246,239,247,229,236,243,233,231,110, 3, 87,193, 87,203, 87,
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+ 10, 77,237,250, 97, 2, 99,218, 99,227,225,242,225,226,233, 99,
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+ 100, 18,228,243,233,231,238,227,249,242,233,236,236,233, 99,128,
+ 4, 74,240,239,239,110, 2,100, 27,100, 40,236,229,230,244,226,
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+ 229,226,242,229,119,128, 5,178,241,245,225,242,244,229,242,232,
+ 229,226,242,229,119,128, 5,178,247,233,228,229,232,229,226,242,
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+ 100,193,100,198,100,203,100,212,100,227,100,243,177, 98,128, 5,
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+ 128, 5,179,247,233,228,229,232,229,226,242,229,119,128, 5,179,
+ 243,229,231,239,108,135, 5,177,101, 22,101, 27,101, 32,101, 37,
+ 101, 46,101, 61,101, 77,177, 55,128, 5,177,178, 52,128, 5,177,
+ 179, 48,128, 5,177,232,229,226,242,229,119,128, 5,177,238,225,
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+ 242,244,229,242,232,229,226,242,229,119,128, 5,177,247,233,228,
+ 229,232,229,226,242,229,119,128, 5,177, 98, 3,101, 98,101,103,
+ 101,113,225,114,128, 1, 39,239,240,239,237,239,230,111,128, 49,
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+ 101,148,101,153,236,101,128, 36,215,245,237,230,236,229,120,128,
+ 1, 37,100, 2,101,168,101,178,233,229,242,229,243,233,115,128,
+ 30, 39,239,116, 2,101,185,101,194,225,227,227,229,238,116,128,
+ 30, 35,226,229,236,239,119,128, 30, 37,101,136, 5,212,101,222,
+ 101,255,102, 19,102,248,103, 8,103, 53,103, 62,103, 75,225,242,
+ 116,129, 38,101,101,230,243,245,233,116, 2,101,239,101,247,226,
+ 236,225,227,107,128, 38,101,247,232,233,244,101,128, 38, 97,228,
+ 225,231,229,243,104,129,251, 52,102, 10,232,229,226,242,229,119,
+ 128,251, 52,104, 6,102, 33,102, 61,102, 69,102,119,102,165,102,
+ 214, 97, 2,102, 39,102, 53,236,244,239,238,229,225,242,225,226,
+ 233, 99,128, 6,193,242,225,226,233, 99,128, 6, 71,229,226,242,
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+ 105, 40,105, 52,105, 58,105, 80,225,226,239,246,229,227,239,237,
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+ 242,229,244,242,239,230,236,229,248,226,229,236,239,247,227,237,
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+ 105,116,105,143,105, 2,105,122,105,131,227,239,240,244,233, 99,
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+ 106, 68,106, 75,237,225,236,108,128,254, 99,245,240,229,242,233,
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+ 98, 3,106,168,106,177,106,187,229,238,231,225,236,105,128, 9,
+ 135,239,240,239,237,239,230,111,128, 49, 39,242,229,246,101,128,
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+ 208,233,242, 99, 2,106,217,106,222,236,101,128, 36,216,245,237,
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+ 50, 59,117, 2,109,184,109,193,238,240,225,242,229,110,128, 50,
+ 48,240,229,242,246,233,243,229,240,225,242,229,110,128, 50, 60,
+ 119, 2,109,214,109,226,225,244,229,242,240,225,242,229,110,128,
+ 50, 44,239,239,228,240,225,242,229,110,128, 50, 45,250,229,242,
+ 111,128, 48, 7,109, 2,109,250,110, 7,229,244,225,236,227,233,
+ 242,227,236,101,128, 50,142,239,239,238,227,233,242,227,236,101,
+ 128, 50,138,238,225,237,229,227,233,242,227,236,101,128, 50,148,
+ 243,245,238,227,233,242,227,236,101,128, 50,144,119, 2,110, 50,
+ 110, 63,225,244,229,242,227,233,242,227,236,101,128, 50,140,239,
+ 239,228,227,233,242,227,236,101,128, 50,141,246, 97,128, 9, 7,
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+ 245,244,101,128, 30, 47,227,249,242,233,236,236,233, 99,128, 4,
+ 229,239,244,226,229,236,239,119,128, 30,203,101, 3,110,131,110,
+ 147,110,158,226,242,229,246,229,227,249,242,233,236,236,233, 99,
+ 128, 4,215,227,249,242,233,236,236,233, 99,128, 4, 53,245,238,
+ 103, 4,110,170,110,205,110,220,110,229, 97, 2,110,176,110,191,
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+ 227,236,229,235,239,242,229,225,110,128, 50,103,235,239,242,229,
+ 225,110,128, 49, 71,240,225,242,229,238,235,239,242,229,225,110,
+ 128, 50, 7,103, 2,110,249,111, 0,242,225,246,101,128, 0,236,
+ 117, 2,111, 6,111, 15,234,225,242,225,244,105,128, 10,135,242,
+ 237,245,235,232,105,128, 10, 7,104, 2,111, 30,111, 40,233,242,
+ 225,231,225,238, 97,128, 48, 68,239,239,235,225,226,239,246,101,
+ 128, 30,201,105, 8,111, 69,111, 79,111, 90,111, 97,111,122,111,
+ 138,111,153,111,169,226,229,238,231,225,236,105,128, 9,136,227,
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+ 8,231,117, 2,111,104,111,113,234,225,242,225,244,105,128, 10,
+ 136,242,237,245,235,232,105,128, 10, 8,237,225,244,242,225,231,
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+ 128, 9,192,228,229,246, 97,128, 9, 64,231,245,234,225,242,225,
+ 244,105,128, 10,192,106,128, 1, 51,107, 2,111,223,111,247,225,
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+ 229,119,128, 5,172,109, 2,112, 27,112, 94, 97, 3,112, 35,112,
+ 55,112, 80,227,242,239,110,129, 1, 43,112, 44,227,249,242,233,
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+ 244,242,225,231,245,242,237,245,235,232,105,128, 10, 63,239,238,
+ 239,243,240,225,227,101,128,255, 73,110, 5,112,117,112,127,112,
+ 136,112,148,112,232,227,242,229,237,229,238,116,128, 34, 6,230,
+ 233,238,233,244,121,128, 34, 30,233,225,242,237,229,238,233,225,
+ 110,128, 5,107,116, 2,112,154,112,222,101, 2,112,160,112,211,
+ 231,242,225,108,131, 34, 43,112,173,112,191,112,196, 98, 2,112,
+ 179,112,187,239,244,244,239,109,128, 35, 33,116,128, 35, 33,229,
+ 120,128,248,245,116, 2,112,202,112,207,239,112,128, 35, 32,112,
+ 128, 35, 32,242,243,229,227,244,233,239,110,128, 34, 41,233,243,
+ 241,245,225,242,101,128, 51, 5,118, 3,112,240,112,249,113, 2,
+ 226,245,236,236,229,116,128, 37,216,227,233,242,227,236,101,128,
+ 37,217,243,237,233,236,229,230,225,227,101,128, 38, 59,111, 3,
+ 113, 22,113, 33,113, 41,227,249,242,233,236,236,233, 99,128, 4,
+ 81,231,239,238,229,107,128, 1, 47,244, 97,131, 3,185,113, 52,
+ 113, 73,113, 81,228,233,229,242,229,243,233,115,129, 3,202,113,
+ 65,244,239,238,239,115,128, 3,144,236,225,244,233,110,128, 2,
+ 105,244,239,238,239,115,128, 3,175,240,225,242,229,110,128, 36,
+ 164,242,233,231,245,242,237,245,235,232,105,128, 10,114,115, 4,
+ 113,120,113,165,113,179,113,187,237,225,236,108, 2,113,129,113,
+ 140,232,233,242,225,231,225,238, 97,128, 48, 67,235,225,244,225,
+ 235,225,238, 97,129, 48,163,113,153,232,225,236,230,247,233,228,
+ 244,104,128,255,104,243,232,225,242,226,229,238,231,225,236,105,
+ 128, 9,250,244,242,239,235,101,128, 2,104,245,240,229,242,233,
+ 239,114,128,246,237,116, 2,113,203,113,237,229,242,225,244,233,
+ 239,110, 2,113,215,113,226,232,233,242,225,231,225,238, 97,128,
+ 48,157,235,225,244,225,235,225,238, 97,128, 48,253,233,236,228,
+ 101,129, 1, 41,113,246,226,229,236,239,119,128, 30, 45,117, 2,
+ 114, 4,114, 15,226,239,240,239,237,239,230,111,128, 49, 41,227,
+ 249,242,233,236,236,233, 99,128, 4, 78,246,239,247,229,236,243,
+ 233,231,110, 3,114, 42,114, 52,114, 59,226,229,238,231,225,236,
+ 105,128, 9,191,228,229,246, 97,128, 9, 63,231,245,234,225,242,
+ 225,244,105,128, 10,191,250,232,233,244,243, 97, 2,114, 81,114,
+ 92,227,249,242,233,236,236,233, 99,128, 4,117,228,226,236,231,
+ 242,225,246,229,227,249,242,233,236,236,233, 99,128, 4,119,106,
+ 138, 0,106,114,135,114,198,114,209,115, 3,115, 19,115,132,115,
+ 201,115,206,115,218,115,226, 97, 4,114,145,114,156,114,166,114,
+ 173,225,242,237,229,238,233,225,110,128, 5,113,226,229,238,231,
+ 225,236,105,128, 9,156,228,229,246, 97,128, 9, 28,231,117, 2,
+ 114,180,114,189,234,225,242,225,244,105,128, 10,156,242,237,245,
+ 235,232,105,128, 10, 28,226,239,240,239,237,239,230,111,128, 49,
+ 16, 99, 3,114,217,114,224,114,246,225,242,239,110,128, 1,240,
+ 233,242, 99, 2,114,232,114,237,236,101,128, 36,217,245,237,230,
+ 236,229,120,128, 1, 53,242,239,243,243,229,228,244,225,233,108,
+ 128, 2,157,228,239,244,236,229,243,243,243,244,242,239,235,101,
+ 128, 2, 95,101, 3,115, 27,115, 38,115,103,227,249,242,233,236,
+ 236,233, 99,128, 4, 88,229,109, 4,115, 49,115, 58,115, 72,115,
+ 88,225,242,225,226,233, 99,128, 6, 44,230,233,238,225,236,225,
+ 242,225,226,233, 99,128,254,158,233,238,233,244,233,225,236,225,
+ 242,225,226,233, 99,128,254,159,237,229,228,233,225,236,225,242,
+ 225,226,233, 99,128,254,160,104, 2,115,109,115,118,225,242,225,
+ 226,233, 99,128, 6,152,230,233,238,225,236,225,242,225,226,233,
+ 99,128,251,139,104, 2,115,138,115,188, 97, 3,115,146,115,156,
+ 115,163,226,229,238,231,225,236,105,128, 9,157,228,229,246, 97,
+ 128, 9, 29,231,117, 2,115,170,115,179,234,225,242,225,244,105,
+ 128, 10,157,242,237,245,235,232,105,128, 10, 29,229,232,225,242,
+ 237,229,238,233,225,110,128, 5,123,233,115,128, 48, 4,237,239,
+ 238,239,243,240,225,227,101,128,255, 74,240,225,242,229,110,128,
+ 36,165,243,245,240,229,242,233,239,114,128, 2,178,107,146, 0,
+ 107,116, 21,118,110,118,121,118,183,118,194,119, 28,119, 42,120,
+ 150,121, 90,121,103,121,129,121,178,122, 60,122, 82,122, 95,122,
+ 118,122,160,122,170, 97, 12,116, 47,116, 79,116,101,116,131,116,
+ 245,117, 14,117, 44,117, 69,117,175,117,189,118, 56,118, 85, 98,
+ 2,116, 53,116, 70,225,243,232,235,233,242,227,249,242,233,236,
+ 236,233, 99,128, 4,161,229,238,231,225,236,105,128, 9,149, 99,
+ 2,116, 85,116, 91,245,244,101,128, 30, 49,249,242,233,236,236,
+ 233, 99,128, 4, 58,228,101, 2,116,108,116,126,243,227,229,238,
+ 228,229,242,227,249,242,233,236,236,233, 99,128, 4,155,246, 97,
+ 128, 9, 21,102,135, 5,219,116,149,116,158,116,178,116,192,116,
+ 201,116,217,116,232,225,242,225,226,233, 99,128, 6, 67,228,225,
+ 231,229,243,104,129,251, 59,116,169,232,229,226,242,229,119,128,
+ 251, 59,230,233,238,225,236,225,242,225,226,233, 99,128,254,218,
+ 232,229,226,242,229,119,128, 5,219,233,238,233,244,233,225,236,
+ 225,242,225,226,233, 99,128,254,219,237,229,228,233,225,236,225,
+ 242,225,226,233, 99,128,254,220,242,225,230,229,232,229,226,242,
+ 229,119,128,251, 77,231,117, 2,116,252,117, 5,234,225,242,225,
+ 244,105,128, 10,149,242,237,245,235,232,105,128, 10, 21,104, 2,
+ 117, 20,117, 30,233,242,225,231,225,238, 97,128, 48, 75,239,239,
+ 235,227,249,242,233,236,236,233, 99,128, 4,196,235,225,244,225,
+ 235,225,238, 97,129, 48,171,117, 57,232,225,236,230,247,233,228,
+ 244,104,128,255,118,112, 2,117, 75,117, 96,240, 97,129, 3,186,
+ 117, 82,243,249,237,226,239,236,231,242,229,229,107,128, 3,240,
+ 249,229,239,245,110, 3,117,108,117,122,117,156,237,233,229,245,
+ 237,235,239,242,229,225,110,128, 49,113,112, 2,117,128,117,143,
+ 232,233,229,245,240,232,235,239,242,229,225,110,128, 49,132,233,
+ 229,245,240,235,239,242,229,225,110,128, 49,120,243,243,225,238,
+ 231,240,233,229,245,240,235,239,242,229,225,110,128, 49,121,242,
+ 239,242,233,233,243,241,245,225,242,101,128, 51, 13,115, 5,117,
+ 201,117,245,118, 4,118, 12,118, 40,232,233,228,225,225,245,244,
+ 111, 2,117,214,117,223,225,242,225,226,233, 99,128, 6, 64,238,
+ 239,243,233,228,229,226,229,225,242,233,238,231,225,242,225,226,
+ 233, 99,128, 6, 64,237,225,236,236,235,225,244,225,235,225,238,
+ 97,128, 48,245,241,245,225,242,101,128, 51,132,242, 97, 2,118,
+ 19,118, 28,225,242,225,226,233, 99,128, 6, 80,244,225,238,225,
+ 242,225,226,233, 99,128, 6, 77,244,242,239,235,229,227,249,242,
+ 233,236,236,233, 99,128, 4,159,244,225,232,233,242,225,240,242,
+ 239,236,239,238,231,237,225,242,235,232,225,236,230,247,233,228,
+ 244,104,128,255,112,246,229,242,244,233,227,225,236,243,244,242,
+ 239,235,229,227,249,242,233,236,236,233, 99,128, 4,157,226,239,
+ 240,239,237,239,230,111,128, 49, 14, 99, 4,118,131,118,153,118,
+ 162,118,170, 97, 2,118,137,118,147,236,243,241,245,225,242,101,
+ 128, 51,137,242,239,110,128, 1,233,229,228,233,236,236, 97,128,
+ 1, 55,233,242,227,236,101,128, 36,218,239,237,237,225,225,227,
+ 227,229,238,116,128, 1, 55,228,239,244,226,229,236,239,119,128,
+ 30, 51,101, 4,118,204,118,231,119, 0,119, 12,104, 2,118,210,
+ 118,221,225,242,237,229,238,233,225,110,128, 5,132,233,242,225,
+ 231,225,238, 97,128, 48, 81,235,225,244,225,235,225,238, 97,129,
+ 48,177,118,244,232,225,236,230,247,233,228,244,104,128,255,121,
+ 238,225,242,237,229,238,233,225,110,128, 5,111,243,237,225,236,
+ 236,235,225,244,225,235,225,238, 97,128, 48,246,231,242,229,229,
+ 238,236,225,238,228,233, 99,128, 1, 56,104, 6,119, 56,119,185,
+ 119,196,119,221,120, 52,120,140, 97, 5,119, 68,119, 78,119, 89,
+ 119, 96,119,121,226,229,238,231,225,236,105,128, 9,150,227,249,
+ 242,233,236,236,233, 99,128, 4, 69,228,229,246, 97,128, 9, 22,
+ 231,117, 2,119,103,119,112,234,225,242,225,244,105,128, 10,150,
+ 242,237,245,235,232,105,128, 10, 22,104, 4,119,131,119,140,119,
+ 154,119,170,225,242,225,226,233, 99,128, 6, 46,230,233,238,225,
+ 236,225,242,225,226,233, 99,128,254,166,233,238,233,244,233,225,
+ 236,225,242,225,226,233, 99,128,254,167,237,229,228,233,225,236,
+ 225,242,225,226,233, 99,128,254,168,229,233,227,239,240,244,233,
+ 99,128, 3,231,232, 97, 2,119,203,119,210,228,229,246, 97,128,
+ 9, 89,231,245,242,237,245,235,232,105,128, 10, 89,233,229,245,
+ 235,104, 4,119,235,120, 14,120, 29,120, 38, 97, 2,119,241,120,
+ 0,227,233,242,227,236,229,235,239,242,229,225,110,128, 50,120,
+ 240,225,242,229,238,235,239,242,229,225,110,128, 50, 24,227,233,
+ 242,227,236,229,235,239,242,229,225,110,128, 50,106,235,239,242,
+ 229,225,110,128, 49, 75,240,225,242,229,238,235,239,242,229,225,
+ 110,128, 50, 10,111, 4,120, 62,120,111,120,121,120,126,235,104,
+ 4,120, 73,120, 82,120, 91,120,101,225,233,244,232,225,105,128,
+ 14, 2,239,238,244,232,225,105,128, 14, 5,245,225,244,244,232,
+ 225,105,128, 14, 3,247,225,233,244,232,225,105,128, 14, 4,237,
+ 245,244,244,232,225,105,128, 14, 91,239,107,128, 1,153,242,225,
+ 235,232,225,238,231,244,232,225,105,128, 14, 6,250,243,241,245,
+ 225,242,101,128, 51,145,105, 4,120,160,120,171,120,196,120,245,
+ 232,233,242,225,231,225,238, 97,128, 48, 77,235,225,244,225,235,
+ 225,238, 97,129, 48,173,120,184,232,225,236,230,247,233,228,244,
+ 104,128,255,119,242,111, 3,120,205,120,220,120,236,231,245,242,
+ 225,237,245,243,241,245,225,242,101,128, 51, 21,237,229,229,244,
+ 239,242,245,243,241,245,225,242,101,128, 51, 22,243,241,245,225,
+ 242,101,128, 51, 20,249,229,239,107, 5,121, 4,121, 39,121, 54,
+ 121, 63,121, 77, 97, 2,121, 10,121, 25,227,233,242,227,236,229,
+ 235,239,242,229,225,110,128, 50,110,240,225,242,229,238,235,239,
+ 242,229,225,110,128, 50, 14,227,233,242,227,236,229,235,239,242,
+ 229,225,110,128, 50, 96,235,239,242,229,225,110,128, 49, 49,240,
+ 225,242,229,238,235,239,242,229,225,110,128, 50, 0,243,233,239,
+ 243,235,239,242,229,225,110,128, 49, 51,234,229,227,249,242,233,
+ 236,236,233, 99,128, 4, 92,108, 2,121,109,121,120,233,238,229,
+ 226,229,236,239,119,128, 30, 53,243,241,245,225,242,101,128, 51,
+ 152,109, 3,121,137,121,151,121,162,227,245,226,229,228,243,241,
+ 245,225,242,101,128, 51,166,239,238,239,243,240,225,227,101,128,
+ 255, 75,243,241,245,225,242,229,228,243,241,245,225,242,101,128,
+ 51,162,111, 5,121,190,121,216,121,254,122, 10,122, 24,104, 2,
+ 121,196,121,206,233,242,225,231,225,238, 97,128, 48, 83,237,243,
+ 241,245,225,242,101,128, 51,192,235, 97, 2,121,223,121,231,233,
+ 244,232,225,105,128, 14, 1,244,225,235,225,238, 97,129, 48,179,
+ 121,242,232,225,236,230,247,233,228,244,104,128,255,122,239,240,
+ 239,243,241,245,225,242,101,128, 51, 30,240,240,225,227,249,242,
+ 233,236,236,233, 99,128, 4,129,114, 2,122, 30,122, 50,229,225,
+ 238,243,244,225,238,228,225,242,228,243,249,237,226,239,108,128,
+ 50,127,239,238,233,243,227,237, 98,128, 3, 67,240, 97, 2,122,
+ 67,122, 73,242,229,110,128, 36,166,243,241,245,225,242,101,128,
+ 51,170,243,233,227,249,242,233,236,236,233, 99,128, 4,111,116,
+ 2,122,101,122,110,243,241,245,225,242,101,128, 51,207,245,242,
+ 238,229,100,128, 2,158,117, 2,122,124,122,135,232,233,242,225,
+ 231,225,238, 97,128, 48, 79,235,225,244,225,235,225,238, 97,129,
+ 48,175,122,148,232,225,236,230,247,233,228,244,104,128,255,120,
+ 246,243,241,245,225,242,101,128, 51,184,247,243,241,245,225,242,
+ 101,128, 51,190,108,146, 0,108,122,220,124,247,125, 20,125, 86,
+ 125,124,126, 20,126, 29,126, 45,126, 69,126, 87,126,205,126,246,
+ 127,125,127,133,127,166,127,175,127,183,127,245, 97, 7,122,236,
+ 122,246,122,253,123, 4,123, 29,123, 45,124,235,226,229,238,231,
+ 225,236,105,128, 9,178,227,245,244,101,128, 1, 58,228,229,246,
+ 97,128, 9, 50,231,117, 2,123, 11,123, 20,234,225,242,225,244,
+ 105,128, 10,178,242,237,245,235,232,105,128, 10, 50,235,235,232,
+ 225,238,231,249,225,239,244,232,225,105,128, 14, 69,109, 10,123,
+ 67,124, 6,124, 23,124, 61,124, 75,124, 94,124,110,124,130,124,
+ 150,124,173, 97, 2,123, 73,123,254,236,229,102, 4,123, 85,123,
+ 99,123,191,123,208,230,233,238,225,236,225,242,225,226,233, 99,
+ 128,254,252,232,225,237,250, 97, 2,123,109,123,150,225,226,239,
+ 246,101, 2,123,119,123,133,230,233,238,225,236,225,242,225,226,
+ 233, 99,128,254,248,233,243,239,236,225,244,229,228,225,242,225,
+ 226,233, 99,128,254,247,226,229,236,239,119, 2,123,160,123,174,
+ 230,233,238,225,236,225,242,225,226,233, 99,128,254,250,233,243,
+ 239,236,225,244,229,228,225,242,225,226,233, 99,128,254,249,233,
+ 243,239,236,225,244,229,228,225,242,225,226,233, 99,128,254,251,
+ 237,225,228,228,225,225,226,239,246,101, 2,123,223,123,237,230,
+ 233,238,225,236,225,242,225,226,233, 99,128,254,246,233,243,239,
+ 236,225,244,229,228,225,242,225,226,233, 99,128,254,245,242,225,
+ 226,233, 99,128, 6, 68,226,228, 97,129, 3,187,124, 14,243,244,
+ 242,239,235,101,128, 1,155,229,100,130, 5,220,124, 32,124, 52,
+ 228,225,231,229,243,104,129,251, 60,124, 43,232,229,226,242,229,
+ 119,128,251, 60,232,229,226,242,229,119,128, 5,220,230,233,238,
+ 225,236,225,242,225,226,233, 99,128,254,222,232,225,232,233,238,
+ 233,244,233,225,236,225,242,225,226,233, 99,128,252,202,233,238,
+ 233,244,233,225,236,225,242,225,226,233, 99,128,254,223,234,229,
+ 229,237,233,238,233,244,233,225,236,225,242,225,226,233, 99,128,
+ 252,201,235,232,225,232,233,238,233,244,233,225,236,225,242,225,
+ 226,233, 99,128,252,203,236,225,237,232,229,232,233,243,239,236,
+ 225,244,229,228,225,242,225,226,233, 99,128,253,242,237,101, 2,
+ 124,180,124,193,228,233,225,236,225,242,225,226,233, 99,128,254,
+ 224,229,109, 2,124,200,124,219,232,225,232,233,238,233,244,233,
+ 225,236,225,242,225,226,233, 99,128,253,136,233,238,233,244,233,
+ 225,236,225,242,225,226,233, 99,128,252,204,242,231,229,227,233,
+ 242,227,236,101,128, 37,239, 98, 3,124,255,125, 4,125, 10,225,
+ 114,128, 1,154,229,236,116,128, 2,108,239,240,239,237,239,230,
+ 111,128, 49, 12, 99, 4,125, 30,125, 37,125, 46,125, 73,225,242,
+ 239,110,128, 1, 62,229,228,233,236,236, 97,128, 1, 60,233,242,
+ 99, 2,125, 54,125, 59,236,101,128, 36,219,245,237,230,236,229,
+ 248,226,229,236,239,119,128, 30, 61,239,237,237,225,225,227,227,
+ 229,238,116,128, 1, 60,228,239,116,130, 1, 64,125, 96,125,105,
+ 225,227,227,229,238,116,128, 1, 64,226,229,236,239,119,129, 30,
+ 55,125,115,237,225,227,242,239,110,128, 30, 57,101, 3,125,132,
+ 125,170,126, 15,230,116, 2,125,139,125,155,225,238,231,236,229,
+ 225,226,239,246,229,227,237, 98,128, 3, 26,244,225,227,235,226,
+ 229,236,239,247,227,237, 98,128, 3, 24,243,115,132, 0, 60,125,
+ 183,125,205,125,217,126, 7,229,241,245,225,108,129, 34,100,125,
+ 193,239,242,231,242,229,225,244,229,114,128, 34,218,237,239,238,
+ 239,243,240,225,227,101,128,255, 28,111, 2,125,223,125,252,114,
+ 2,125,229,125,242,229,241,245,233,246,225,236,229,238,116,128,
+ 34,114,231,242,229,225,244,229,114,128, 34,118,246,229,242,229,
+ 241,245,225,108,128, 34,102,243,237,225,236,108,128,254,100,250,
+ 104,128, 2,110,230,226,236,239,227,107,128, 37,140,232,239,239,
+ 235,242,229,244,242,239,230,236,229,120,128, 2,109,105, 2,126,
+ 51,126, 56,242, 97,128, 32,164,247,238,225,242,237,229,238,233,
+ 225,110,128, 5,108,106,129, 1,201,126, 75,229,227,249,242,233,
+ 236,236,233, 99,128, 4, 89,108,132,246,192,126, 99,126,123,126,
+ 134,126,143, 97, 2,126,105,126,112,228,229,246, 97,128, 9, 51,
+ 231,245,234,225,242,225,244,105,128, 10,179,233,238,229,226,229,
+ 236,239,119,128, 30, 59,236,225,228,229,246, 97,128, 9, 52,246,
+ 239,227,225,236,233, 99, 3,126,157,126,167,126,174,226,229,238,
+ 231,225,236,105,128, 9,225,228,229,246, 97,128, 9, 97,246,239,
+ 247,229,236,243,233,231,110, 2,126,188,126,198,226,229,238,231,
+ 225,236,105,128, 9,227,228,229,246, 97,128, 9, 99,109, 3,126,
+ 213,126,226,126,237,233,228,228,236,229,244,233,236,228,101,128,
+ 2,107,239,238,239,243,240,225,227,101,128,255, 76,243,241,245,
+ 225,242,101,128, 51,208,111, 6,127, 4,127, 16,127, 58,127, 69,
+ 127, 75,127,117,227,232,245,236,225,244,232,225,105,128, 14, 44,
+ 231,233,227,225,108, 3,127, 28,127, 34,127, 53,225,238,100,128,
+ 34, 39,238,239,116,129, 0,172,127, 42,242,229,246,229,242,243,
+ 229,100,128, 35, 16,239,114,128, 34, 40,236,233,238,231,244,232,
+ 225,105,128, 14, 37,238,231,115,128, 1,127,247,236,233,238,101,
+ 2,127, 85,127,108, 99, 2,127, 91,127,103,229,238,244,229,242,
+ 236,233,238,101,128,254, 78,237, 98,128, 3, 50,228,225,243,232,
+ 229,100,128,254, 77,250,229,238,231,101,128, 37,202,240,225,242,
+ 229,110,128, 36,167,115, 3,127,141,127,148,127,156,236,225,243,
+ 104,128, 1, 66,241,245,225,242,101,128, 33, 19,245,240,229,242,
+ 233,239,114,128,246,238,244,243,232,225,228,101,128, 37,145,245,
+ 244,232,225,105,128, 14, 38,246,239,227,225,236,233, 99, 3,127,
+ 197,127,207,127,214,226,229,238,231,225,236,105,128, 9,140,228,
+ 229,246, 97,128, 9, 12,246,239,247,229,236,243,233,231,110, 2,
+ 127,228,127,238,226,229,238,231,225,236,105,128, 9,226,228,229,
+ 246, 97,128, 9, 98,248,243,241,245,225,242,101,128, 51,211,109,
+ 144, 0,109,128, 35,130,144,130,169,130,196,130,221,132, 18,132,
+ 40,133, 95,133,125,133,174,134, 25,134, 47,134, 72,134, 81,135,
+ 108,135,136, 97, 12,128, 61,128, 71,128,135,128,142,128,167,128,
+ 215,130, 51,130, 76,130, 81,130, 95,130,107,130,112,226,229,238,
+ 231,225,236,105,128, 9,174, 99, 2,128, 77,128,129,242,239,110,
+ 132, 0,175,128, 91,128,102,128,108,128,117,226,229,236,239,247,
+ 227,237, 98,128, 3, 49,227,237, 98,128, 3, 4,236,239,247,237,
+ 239,100,128, 2,205,237,239,238,239,243,240,225,227,101,128,255,
+ 227,245,244,101,128, 30, 63,228,229,246, 97,128, 9, 46,231,117,
+ 2,128,149,128,158,234,225,242,225,244,105,128, 10,174,242,237,
+ 245,235,232,105,128, 10, 46,104, 2,128,173,128,205,225,240,225,
+ 235,104, 2,128,183,128,192,232,229,226,242,229,119,128, 5,164,
+ 236,229,230,244,232,229,226,242,229,119,128, 5,164,233,242,225,
+ 231,225,238, 97,128, 48,126,105, 5,128,227,129, 40,129,103,129,
+ 133,130, 39,227,232,225,244,244,225,247, 97, 3,128,242,129, 17,
+ 129, 24,236,239,119, 2,128,250,129, 5,236,229,230,244,244,232,
+ 225,105,128,248,149,242,233,231,232,244,244,232,225,105,128,248,
+ 148,244,232,225,105,128, 14, 75,245,240,240,229,242,236,229,230,
+ 244,244,232,225,105,128,248,147,229,107, 3,129, 49,129, 80,129,
+ 87,236,239,119, 2,129, 57,129, 68,236,229,230,244,244,232,225,
+ 105,128,248,140,242,233,231,232,244,244,232,225,105,128,248,139,
+ 244,232,225,105,128, 14, 72,245,240,240,229,242,236,229,230,244,
+ 244,232,225,105,128,248,138,232,225,238,225,235,225,116, 2,129,
+ 115,129,126,236,229,230,244,244,232,225,105,128,248,132,244,232,
+ 225,105,128, 14, 49,116, 3,129,141,129,169,129,232,225,233,235,
+ 232,117, 2,129,151,129,162,236,229,230,244,244,232,225,105,128,
+ 248,137,244,232,225,105,128, 14, 71,232,111, 3,129,178,129,209,
+ 129,216,236,239,119, 2,129,186,129,197,236,229,230,244,244,232,
+ 225,105,128,248,143,242,233,231,232,244,244,232,225,105,128,248,
+ 142,244,232,225,105,128, 14, 73,245,240,240,229,242,236,229,230,
+ 244,244,232,225,105,128,248,141,242,105, 3,129,241,130, 16,130,
+ 23,236,239,119, 2,129,249,130, 4,236,229,230,244,244,232,225,
+ 105,128,248,146,242,233,231,232,244,244,232,225,105,128,248,145,
+ 244,232,225,105,128, 14, 74,245,240,240,229,242,236,229,230,244,
+ 244,232,225,105,128,248,144,249,225,237,239,235,244,232,225,105,
+ 128, 14, 70,235,225,244,225,235,225,238, 97,129, 48,222,130, 64,
+ 232,225,236,230,247,233,228,244,104,128,255,143,236,101,128, 38,
+ 66,238,243,249,239,238,243,241,245,225,242,101,128, 51, 71,241,
+ 225,230,232,229,226,242,229,119,128, 5,190,242,115,128, 38, 66,
+ 115, 2,130,118,130,136,239,242,225,227,233,242,227,236,229,232,
+ 229,226,242,229,119,128, 5,175,241,245,225,242,101,128, 51,131,
+ 98, 2,130,150,130,160,239,240,239,237,239,230,111,128, 49, 7,
+ 243,241,245,225,242,101,128, 51,212, 99, 2,130,175,130,183,233,
+ 242,227,236,101,128, 36,220,245,226,229,228,243,241,245,225,242,
+ 101,128, 51,165,228,239,116, 2,130,204,130,213,225,227,227,229,
+ 238,116,128, 30, 65,226,229,236,239,119,128, 30, 67,101, 7,130,
+ 237,131,108,131,119,131,134,131,159,131,196,131,208,101, 2,130,
+ 243,131, 95,109, 4,130,253,131, 6,131, 20,131, 36,225,242,225,
+ 226,233, 99,128, 6, 69,230,233,238,225,236,225,242,225,226,233,
+ 99,128,254,226,233,238,233,244,233,225,236,225,242,225,226,233,
+ 99,128,254,227,237,101, 2,131, 43,131, 56,228,233,225,236,225,
+ 242,225,226,233, 99,128,254,228,229,237,105, 2,131, 64,131, 79,
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+ 141, 95,225,242,225,226,233, 99,128, 6, 70,230,233,238,225,236,
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+ 142, 75,243,241,245,225,242,101,128, 51,177,245,240,229,242,233,
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+ 189,142,105,142,116,142,197,143, 24,232,233,242,225,231,225,238,
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+ 245,225,242,101,128, 51,181,247,243,241,245,225,242,101,128, 51,
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+ 105,128, 9,158,228,229,246, 97,128, 9, 30,231,117, 2,143,114,
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+ 148, 8,148, 72,148,105,148,151,149, 24,149, 71,149, 83, 97, 2,
+ 143,180,143,187,227,245,244,101,128, 0,243,238,231,244,232,225,
+ 105,128, 14, 45, 98, 4,143,206,143,248,144, 1,144, 11,225,242,
+ 242,229,100,130, 2,117,143,218,143,229,227,249,242,233,236,236,
+ 233, 99,128, 4,233,228,233,229,242,229,243,233,243,227,249,242,
+ 233,236,236,233, 99,128, 4,235,229,238,231,225,236,105,128, 9,
+ 147,239,240,239,237,239,230,111,128, 49, 27,242,229,246,101,128,
+ 1, 79, 99, 3,144, 26,144, 99,144,178, 97, 2,144, 32,144, 93,
+ 238,228,242, 97, 3,144, 43,144, 50,144, 61,228,229,246, 97,128,
+ 9, 17,231,245,234,225,242,225,244,105,128, 10,145,246,239,247,
+ 229,236,243,233,231,110, 2,144, 75,144, 82,228,229,246, 97,128,
+ 9, 73,231,245,234,225,242,225,244,105,128, 10,201,242,239,110,
+ 128, 1,210,233,242, 99, 2,144,107,144,112,236,101,128, 36,222,
+ 245,237,230,236,229,120,133, 0,244,144,131,144,139,144,150,144,
+ 158,144,170,225,227,245,244,101,128, 30,209,228,239,244,226,229,
+ 236,239,119,128, 30,217,231,242,225,246,101,128, 30,211,232,239,
+ 239,235,225,226,239,246,101,128, 30,213,244,233,236,228,101,128,
+ 30,215,249,242,233,236,236,233, 99,128, 4, 62,100, 4,144,198,
+ 144,221,144,227,144,250,226,108, 2,144,205,144,213,225,227,245,
+ 244,101,128, 1, 81,231,242,225,246,101,128, 2, 13,229,246, 97,
+ 128, 9, 19,233,229,242,229,243,233,115,129, 0,246,144,239,227,
+ 249,242,233,236,236,233, 99,128, 4,231,239,244,226,229,236,239,
+ 119,128, 30,205,101,129, 1, 83,145, 10,235,239,242,229,225,110,
+ 128, 49, 90,103, 3,145, 27,145, 42,145, 49,239,238,229,107,129,
+ 2,219,145, 36,227,237, 98,128, 3, 40,242,225,246,101,128, 0,
+ 242,245,234,225,242,225,244,105,128, 10,147,104, 4,145, 69,145,
+ 80,145, 90,145,168,225,242,237,229,238,233,225,110,128, 5,133,
+ 233,242,225,231,225,238, 97,128, 48, 74,111, 2,145, 96,145,106,
+ 239,235,225,226,239,246,101,128, 30,207,242,110,133, 1,161,145,
+ 121,145,129,145,140,145,148,145,160,225,227,245,244,101,128, 30,
+ 219,228,239,244,226,229,236,239,119,128, 30,227,231,242,225,246,
+ 101,128, 30,221,232,239,239,235,225,226,239,246,101,128, 30,223,
+ 244,233,236,228,101,128, 30,225,245,238,231,225,242,245,237,236,
+ 225,245,116,128, 1, 81,105,129, 1,163,145,188,238,246,229,242,
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+ 58,225,238,244,232,225,105,128, 14, 30,245,238,231,244,232,225,
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+ 14, 32,105,133, 3,192,155, 96,156, 52,156, 63,156, 74,156, 88,
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+ 97, 2,155,118,155,133,227,233,242,227,236,229,235,239,242,229,
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+ 128, 50, 19,227,105, 2,155,154,155,166,229,245,227,235,239,242,
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+ 128, 50,101,107, 2,155,185,155,199,233,249,229,239,235,235,239,
+ 242,229,225,110,128, 49,114,239,242,229,225,110,128, 49, 66,240,
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+ 115, 2,155,230,156, 2,107, 2,155,236,155,250,233,249,229,239,
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+ 49, 68,244,233,235,229,245,244,235,239,242,229,225,110,128, 49,
+ 117,116, 2,156, 23,156, 38,232,233,229,245,244,232,235,239,242,
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+ 225,244,225,235,225,238, 97,128, 48,212,243,249,237,226,239,236,
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+ 225,110,128, 5,131,236,245,115,132, 0, 43,156,115,156,126,156,
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+ 236,108,128,254, 98,245,240,229,242,233,239,114,128, 32,122,109,
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+ 243,241,245,225,242,101,128, 51,216,111, 5,156,229,156,240,157,
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+ 157, 28,157, 41,228,239,247,238,247,232,233,244,101,128, 38, 31,
+ 236,229,230,244,247,232,233,244,101,128, 38, 28,242,233,231,232,
+ 244,247,232,233,244,101,128, 38, 30,245,240,247,232,233,244,101,
+ 128, 38, 29,235,225,244,225,235,225,238, 97,128, 48,221,240,236,
+ 225,244,232,225,105,128, 14, 27,243,244,225,236,237,225,242,107,
+ 129, 48, 18,157, 85,230,225,227,101,128, 48, 32,240,225,242,229,
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+ 157,122,227,229,228,229,115,128, 34,122,243,227,242,233,240,244,
+ 233,239,110,128, 33, 30,233,237,101, 2,157,142,157,148,237,239,
+ 100,128, 2,185,242,229,246,229,242,243,229,100,128, 32, 53,111,
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+ 234,229,227,244,233,246,101,128, 35, 5,236,239,238,231,229,228,
+ 235,225,238, 97,128, 48,252,112, 2,157,205,157,242,101, 2,157,
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+ 157,233,226,243,229,116,128, 34,130,240,229,242,243,229,116,128,
+ 34,131,239,242,244,233,239,110,129, 34, 55,157,253,225,108,128,
+ 34, 29,115, 2,158, 8,158, 51,105,130, 3,200,158, 16,158, 27,
+ 227,249,242,233,236,236,233, 99,128, 4,113,236,233,240,238,229,
+ 245,237,225,244,225,227,249,242,233,236,236,233,227,227,237, 98,
+ 128, 4,134,243,241,245,225,242,101,128, 51,176,117, 2,158, 66,
+ 158, 77,232,233,242,225,231,225,238, 97,128, 48,119,235,225,244,
+ 225,235,225,238, 97,128, 48,215,246,243,241,245,225,242,101,128,
+ 51,180,247,243,241,245,225,242,101,128, 51,186,113,136, 0,113,
+ 158,128,159,177,159,188,159,197,159,204,159,216,159,254,160, 6,
+ 97, 4,158,138,158,161,158,225,159,160,100, 2,158,144,158,150,
+ 229,246, 97,128, 9, 88,237,225,232,229,226,242,229,119,128, 5,
+ 168,102, 4,158,171,158,180,158,194,158,210,225,242,225,226,233,
+ 99,128, 6, 66,230,233,238,225,236,225,242,225,226,233, 99,128,
+ 254,214,233,238,233,244,233,225,236,225,242,225,226,233, 99,128,
+ 254,215,237,229,228,233,225,236,225,242,225,226,233, 99,128,254,
+ 216,237,225,244,115,136, 5,184,158,248,159, 12,159, 26,159, 31,
+ 159, 36,159, 45,159, 60,159,147, 49, 3,159, 0,159, 4,159, 8,
+ 48,128, 5,184, 97,128, 5,184, 99,128, 5,184, 50, 2,159, 18,
+ 159, 22, 55,128, 5,184, 57,128, 5,184,179, 51,128, 5,184,228,
+ 101,128, 5,184,232,229,226,242,229,119,128, 5,184,238,225,242,
+ 242,239,247,232,229,226,242,229,119,128, 5,184,113, 2,159, 66,
+ 159,132,225,244,225,110, 4,159, 79,159, 88,159,103,159,119,232,
+ 229,226,242,229,119,128, 5,184,238,225,242,242,239,247,232,229,
+ 226,242,229,119,128, 5,184,241,245,225,242,244,229,242,232,229,
+ 226,242,229,119,128, 5,184,247,233,228,229,232,229,226,242,229,
+ 119,128, 5,184,245,225,242,244,229,242,232,229,226,242,229,119,
+ 128, 5,184,247,233,228,229,232,229,226,242,229,119,128, 5,184,
+ 242,238,229,249,240,225,242,225,232,229,226,242,229,119,128, 5,
+ 159,226,239,240,239,237,239,230,111,128, 49, 17,227,233,242,227,
+ 236,101,128, 36,224,232,239,239,107,128, 2,160,237,239,238,239,
+ 243,240,225,227,101,128,255, 81,239,102,130, 5,231,159,225,159,
+ 245,228,225,231,229,243,104,129,251, 71,159,236,232,229,226,242,
+ 229,119,128,251, 71,232,229,226,242,229,119,128, 5,231,240,225,
+ 242,229,110,128, 36,172,117, 4,160, 16,160, 28,160,117,160,204,
+ 225,242,244,229,242,238,239,244,101,128, 38,105,226,245,244,115,
+ 135, 5,187,160, 49,160, 54,160, 59,160, 64,160, 73,160, 88,160,
+ 104,177, 56,128, 5,187,178, 53,128, 5,187,179, 49,128, 5,187,
+ 232,229,226,242,229,119,128, 5,187,238,225,242,242,239,247,232,
+ 229,226,242,229,119,128, 5,187,241,245,225,242,244,229,242,232,
+ 229,226,242,229,119,128, 5,187,247,233,228,229,232,229,226,242,
+ 229,119,128, 5,187,229,243,244,233,239,110,133, 0, 63,160,136,
+ 160,159,160,176,160,184,160,196,225,114, 2,160,143,160,150,225,
+ 226,233, 99,128, 6, 31,237,229,238,233,225,110,128, 5, 94,228,
+ 239,247,110,129, 0,191,160,168,243,237,225,236,108,128,247,191,
+ 231,242,229,229,107,128, 3,126,237,239,238,239,243,240,225,227,
+ 101,128,255, 31,243,237,225,236,108,128,247, 63,239,244,101, 4,
+ 160,216,161, 31,161, 51,161, 80,228,226,108,133, 0, 34,160,232,
+ 160,239,160,246,161, 2,161, 23,226,225,243,101,128, 32, 30,236,
+ 229,230,116,128, 32, 28,237,239,238,239,243,240,225,227,101,128,
+ 255, 2,240,242,233,237,101,129, 48, 30,161, 12,242,229,246,229,
+ 242,243,229,100,128, 48, 29,242,233,231,232,116,128, 32, 29,236,
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+ 128, 32, 27,114, 2,161, 57,161, 67,229,246,229,242,243,229,100,
+ 128, 32, 27,233,231,232,116,129, 32, 25,161, 76,110,128, 1, 73,
+ 243,233,238,231,108, 2,161, 90,161, 97,226,225,243,101,128, 32,
+ 26,101,129, 0, 39,161,103,237,239,238,239,243,240,225,227,101,
+ 128,255, 7,114,145, 0,114,161,153,162,157,162,168,162,215,163,
+ 10,164, 27,164, 51,164,146,166,180,166,217,166,229,167, 27,167,
+ 35,167,197,167,208,167,243,168, 87, 97, 11,161,177,161,188,161,
+ 198,161,205,162, 14,162, 30,162, 55,162, 66,162, 91,162,114,162,
+ 151,225,242,237,229,238,233,225,110,128, 5,124,226,229,238,231,
+ 225,236,105,128, 9,176,227,245,244,101,128, 1, 85,100, 4,161,
+ 215,161,221,161,235,162, 5,229,246, 97,128, 9, 48,233,227,225,
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+ 243,241,245,225,242,101,129, 51,174,161,251,228,243,241,245,225,
+ 242,101,128, 51,175,243,241,245,225,242,101,128, 51,173,230,101,
+ 129, 5,191,162, 21,232,229,226,242,229,119,128, 5,191,231,117,
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+ 228,233,225,231,239,238,225,236,226,229,238,231,225,236,105,128,
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+ 231,239,238,225,236,226,229,238,231,225,236,105,128, 9,240,243,
+ 232,239,242,110,128, 2,100,244,233,111,128, 34, 54,226,239,240,
+ 239,237,239,230,111,128, 49, 22, 99, 4,162,178,162,185,162,194,
+ 162,202,225,242,239,110,128, 1, 89,229,228,233,236,236, 97,128,
+ 1, 87,233,242,227,236,101,128, 36,225,239,237,237,225,225,227,
+ 227,229,238,116,128, 1, 87,100, 2,162,221,162,231,226,236,231,
+ 242,225,246,101,128, 2, 17,239,116, 2,162,238,162,247,225,227,
+ 227,229,238,116,128, 30, 89,226,229,236,239,119,129, 30, 91,163,
+ 1,237,225,227,242,239,110,128, 30, 93,101, 6,163, 24,163, 69,
+ 163,104,163,159,163,184,163,217,102, 2,163, 30,163, 43,229,242,
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+ 2,163, 53,163, 60,226,243,229,116,128, 34,134,240,229,242,243,
+ 229,116,128, 34,135,231,233,243,244,229,114, 2,163, 80,163, 85,
+ 229,100,128, 0,174,115, 2,163, 91,163, 97,225,238,115,128,248,
+ 232,229,242,233,102,128,246,218,104, 3,163,112,163,135,163,149,
+ 225,114, 2,163,119,163,126,225,226,233, 99,128, 6, 49,237,229,
+ 238,233,225,110,128, 5,128,230,233,238,225,236,225,242,225,226,
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+ 232,229,226,242,229,119,128, 5,232,118, 3,163,225,163,238,164,
+ 14,229,242,243,229,228,244,233,236,228,101,128, 34, 61,233, 97,
+ 2,163,245,163,254,232,229,226,242,229,119,128, 5,151,237,245,
+ 231,242,225,243,232,232,229,226,242,229,119,128, 5,151,236,239,
+ 231,233,227,225,236,238,239,116,128, 35, 16,230,233,243,232,232,
+ 239,239,107,129, 2,126,164, 40,242,229,246,229,242,243,229,100,
+ 128, 2,127,104, 2,164, 57,164, 80, 97, 2,164, 63,164, 73,226,
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+ 2,222,105, 6,164,160,165,204,165,250,166, 5,166, 30,166,166,
+ 229,245,108, 9,164,182,164,217,164,232,164,246,165, 36,165, 50,
+ 165,136,165,149,165,184, 97, 2,164,188,164,203,227,233,242,227,
+ 236,229,235,239,242,229,225,110,128, 50,113,240,225,242,229,238,
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+ 107, 2,165, 6,165, 15,235,239,242,229,225,110,128, 49, 58,243,
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+ 238,243,233,239,243,235,239,242,229,225,110,128, 49,108,242,229,
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+ 232,235,239,242,229,225,110,128, 49, 62,233,235,229,245,244,235,
+ 239,242,229,225,110,128, 49,106,249,229,239,242,233,238,232,233,
+ 229,245,232,235,239,242,229,225,110,128, 49,109,231,232,116, 2,
+ 165,212,165,220,225,238,231,236,101,128, 34, 31,116, 2,165,226,
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+ 242,233,225,238,231,236,101,128, 34,191,232,233,242,225,231,225,
+ 238, 97,128, 48,138,235,225,244,225,235,225,238, 97,129, 48,234,
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+ 166, 36,166,152,103,131, 2,218,166, 46,166, 57,166, 63,226,229,
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+ 226,229,236,239,247,227,237, 98,128, 3, 28,227,229,238,244,229,
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+ 128, 36,173,114, 3,167, 43,167, 79,167,109, 97, 3,167, 51,167,
+ 61,167, 68,226,229,238,231,225,236,105,128, 9,220,228,229,246,
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+ 104, 2,167, 86,167, 95,225,242,225,226,233, 99,128, 6,145,230,
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+ 225,236,233, 99, 4,167,125,167,135,167,142,167,153,226,229,238,
+ 231,225,236,105,128, 9,224,228,229,246, 97,128, 9, 96,231,245,
+ 234,225,242,225,244,105,128, 10,224,246,239,247,229,236,243,233,
+ 231,110, 3,167,169,167,179,167,186,226,229,238,231,225,236,105,
+ 128, 9,196,228,229,246, 97,128, 9, 68,231,245,234,225,242,225,
+ 244,105,128, 10,196,243,245,240,229,242,233,239,114,128,246,241,
+ 116, 2,167,214,167,222,226,236,239,227,107,128, 37,144,245,242,
+ 238,229,100,129, 2,121,167,232,243,245,240,229,242,233,239,114,
+ 128, 2,180,117, 4,167,253,168, 8,168, 33,168, 80,232,233,242,
+ 225,231,225,238, 97,128, 48,139,235,225,244,225,235,225,238, 97,
+ 129, 48,235,168, 21,232,225,236,230,247,233,228,244,104,128,255,
+ 153,112, 2,168, 39,168, 74,229,101, 2,168, 46,168, 60,237,225,
+ 242,235,226,229,238,231,225,236,105,128, 9,242,243,233,231,238,
+ 226,229,238,231,225,236,105,128, 9,243,233,225,104,128,246,221,
+ 244,232,225,105,128, 14, 36,246,239,227,225,236,233, 99, 4,168,
+ 103,168,113,168,120,168,131,226,229,238,231,225,236,105,128, 9,
+ 139,228,229,246, 97,128, 9, 11,231,245,234,225,242,225,244,105,
+ 128, 10,139,246,239,247,229,236,243,233,231,110, 3,168,147,168,
+ 157,168,164,226,229,238,231,225,236,105,128, 9,195,228,229,246,
+ 97,128, 9, 67,231,245,234,225,242,225,244,105,128, 10,195,115,
+ 147, 0,115,168,217,170,187,170,198,171, 68,171,107,174, 49,174,
+ 60,176,203,179, 85,179,131,179,158,180, 93,180,160,181,193,181,
+ 203,182,133,182,206,183,120,183,130, 97, 9,168,237,168,247,169,
+ 12,169, 84,169,109,169,120,169,145,169,177,169,217,226,229,238,
+ 231,225,236,105,128, 9,184,227,245,244,101,129, 1, 91,169, 0,
+ 228,239,244,225,227,227,229,238,116,128, 30,101,100, 5,169, 24,
+ 169, 33,169, 39,169, 53,169, 69,225,242,225,226,233, 99,128, 6,
+ 53,229,246, 97,128, 9, 56,230,233,238,225,236,225,242,225,226,
+ 233, 99,128,254,186,233,238,233,244,233,225,236,225,242,225,226,
+ 233, 99,128,254,187,237,229,228,233,225,236,225,242,225,226,233,
+ 99,128,254,188,231,117, 2,169, 91,169,100,234,225,242,225,244,
+ 105,128, 10,184,242,237,245,235,232,105,128, 10, 56,232,233,242,
+ 225,231,225,238, 97,128, 48, 85,235,225,244,225,235,225,238, 97,
+ 129, 48,181,169,133,232,225,236,230,247,233,228,244,104,128,255,
+ 123,236,236,225,236,236,225,232,239,245,225,236,225,249,232,229,
+ 247,225,243,225,236,236,225,237,225,242,225,226,233, 99,128,253,
+ 250,237,229,235,104,130, 5,225,169,188,169,208,228,225,231,229,
+ 243,104,129,251, 65,169,199,232,229,226,242,229,119,128,251, 65,
+ 232,229,226,242,229,119,128, 5,225,242, 97, 5,169,230,170, 48,
+ 170, 56,170,106,170,114, 97, 5,169,242,169,250,170, 2,170, 33,
+ 170, 41,225,244,232,225,105,128, 14, 50,229,244,232,225,105,128,
+ 14, 65,233,237,225,233,109, 2,170, 12,170, 23,225,236,225,233,
+ 244,232,225,105,128, 14, 68,245,225,238,244,232,225,105,128, 14,
+ 67,237,244,232,225,105,128, 14, 51,244,232,225,105,128, 14, 48,
+ 229,244,232,225,105,128, 14, 64,105, 3,170, 64,170, 88,170, 99,
+ 105, 2,170, 70,170, 81,236,229,230,244,244,232,225,105,128,248,
+ 134,244,232,225,105,128, 14, 53,236,229,230,244,244,232,225,105,
+ 128,248,133,244,232,225,105,128, 14, 52,239,244,232,225,105,128,
+ 14, 66,117, 3,170,122,170,172,170,179,101, 3,170,130,170,154,
+ 170,165,101, 2,170,136,170,147,236,229,230,244,244,232,225,105,
+ 128,248,136,244,232,225,105,128, 14, 55,236,229,230,244,244,232,
+ 225,105,128,248,135,244,232,225,105,128, 14, 54,244,232,225,105,
+ 128, 14, 56,245,244,232,225,105,128, 14, 57,226,239,240,239,237,
+ 239,230,111,128, 49, 25, 99, 5,170,210,170,231,170,240,171, 33,
+ 171, 55,225,242,239,110,129, 1, 97,170,219,228,239,244,225,227,
+ 227,229,238,116,128, 30,103,229,228,233,236,236, 97,128, 1, 95,
+ 232,247, 97,131, 2, 89,170,252,171, 7,171, 26,227,249,242,233,
+ 236,236,233, 99,128, 4,217,228,233,229,242,229,243,233,243,227,
+ 249,242,233,236,236,233, 99,128, 4,219,232,239,239,107,128, 2,
+ 90,233,242, 99, 2,171, 41,171, 46,236,101,128, 36,226,245,237,
+ 230,236,229,120,128, 1, 93,239,237,237,225,225,227,227,229,238,
+ 116,128, 2, 25,228,239,116, 2,171, 76,171, 85,225,227,227,229,
+ 238,116,128, 30, 97,226,229,236,239,119,129, 30, 99,171, 95,228,
+ 239,244,225,227,227,229,238,116,128, 30,105,101, 9,171,127,171,
+ 143,171,178,171,243,172, 90,172,117,172,142,172,223,172,250,225,
+ 231,245,236,236,226,229,236,239,247,227,237, 98,128, 3, 60, 99,
+ 2,171,149,171,171,239,238,100,129, 32, 51,171,157,244,239,238,
+ 229,227,232,233,238,229,243,101,128, 2,202,244,233,239,110,128,
+ 0,167,229,110, 4,171,189,171,198,171,212,171,228,225,242,225,
+ 226,233, 99,128, 6, 51,230,233,238,225,236,225,242,225,226,233,
+ 99,128,254,178,233,238,233,244,233,225,236,225,242,225,226,233,
+ 99,128,254,179,237,229,228,233,225,236,225,242,225,226,233, 99,
+ 128,254,180,231,239,108,135, 5,182,172, 7,172, 21,172, 26,172,
+ 35,172, 50,172, 66,172, 77, 49, 2,172, 13,172, 17, 51,128, 5,
+ 182,102,128, 5,182,178, 99,128, 5,182,232,229,226,242,229,119,
+ 128, 5,182,238,225,242,242,239,247,232,229,226,242,229,119,128,
+ 5,182,241,245,225,242,244,229,242,232,229,226,242,229,119,128,
+ 5,182,244,225,232,229,226,242,229,119,128, 5,146,247,233,228,
+ 229,232,229,226,242,229,119,128, 5,182,104, 2,172, 96,172,107,
+ 225,242,237,229,238,233,225,110,128, 5,125,233,242,225,231,225,
+ 238, 97,128, 48, 91,235,225,244,225,235,225,238, 97,129, 48,187,
+ 172,130,232,225,236,230,247,233,228,244,104,128,255,126,237,105,
+ 2,172,149,172,192,227,239,236,239,110,131, 0, 59,172,163,172,
+ 172,172,184,225,242,225,226,233, 99,128, 6, 27,237,239,238,239,
+ 243,240,225,227,101,128,255, 27,243,237,225,236,108,128,254, 84,
+ 246,239,233,227,229,228,237,225,242,235,235,225,238, 97,129, 48,
+ 156,172,211,232,225,236,230,247,233,228,244,104,128,255,159,238,
+ 116, 2,172,230,172,240,233,243,241,245,225,242,101,128, 51, 34,
+ 239,243,241,245,225,242,101,128, 51, 35,246,229,110,142, 0, 55,
+ 173, 28,173, 37,173, 47,173, 77,173, 84,173, 94,173,119,173,146,
+ 173,180,173,192,173,203,173,236,173,244,173,255,225,242,225,226,
+ 233, 99,128, 6,103,226,229,238,231,225,236,105,128, 9,237,227,
+ 233,242,227,236,101,129, 36,102,173, 58,233,238,246,229,242,243,
+ 229,243,225,238,243,243,229,242,233,102,128, 39,144,228,229,246,
+ 97,128, 9,109,229,233,231,232,244,232,115,128, 33, 94,231,117,
+ 2,173,101,173,110,234,225,242,225,244,105,128, 10,237,242,237,
+ 245,235,232,105,128, 10,109,232, 97, 2,173,126,173,137,227,235,
+ 225,242,225,226,233, 99,128, 6,103,238,231,250,232,239,117,128,
+ 48, 39,105, 2,173,152,173,170,228,229,239,231,242,225,240,232,
+ 233,227,240,225,242,229,110,128, 50, 38,238,230,229,242,233,239,
+ 114,128, 32,135,237,239,238,239,243,240,225,227,101,128,255, 23,
+ 239,236,228,243,244,249,236,101,128,247, 55,112, 2,173,209,173,
+ 216,225,242,229,110,128, 36,122,229,114, 2,173,223,173,229,233,
+ 239,100,128, 36,142,243,233,225,110,128, 6,247,242,239,237,225,
+ 110,128, 33,118,243,245,240,229,242,233,239,114,128, 32,119,116,
+ 2,174, 5,174, 43,229,229,110, 2,174, 13,174, 22,227,233,242,
+ 227,236,101,128, 36,112,112, 2,174, 28,174, 35,225,242,229,110,
+ 128, 36,132,229,242,233,239,100,128, 36,152,232,225,105,128, 14,
+ 87,230,244,232,249,240,232,229,110,128, 0,173,104, 7,174, 76,
+ 175, 50,175, 61,175, 75,176, 20,176, 33,176,197, 97, 6,174, 90,
+ 174,101,174,111,174,122,175, 9,175, 34,225,242,237,229,238,233,
+ 225,110,128, 5,119,226,229,238,231,225,236,105,128, 9,182,227,
+ 249,242,233,236,236,233, 99,128, 4, 72,100, 2,174,128,174,224,
+ 228, 97, 4,174,139,174,148,174,179,174,193,225,242,225,226,233,
+ 99,128, 6, 81,228,225,237,237, 97, 2,174,158,174,167,225,242,
+ 225,226,233, 99,128,252, 97,244,225,238,225,242,225,226,233, 99,
+ 128,252, 94,230,225,244,232,225,225,242,225,226,233, 99,128,252,
+ 96,235,225,243,242, 97, 2,174,203,174,212,225,242,225,226,233,
+ 99,128,252, 98,244,225,238,225,242,225,226,233, 99,128,252, 95,
+ 101,132, 37,146,174,236,174,243,174,251,175, 4,228,225,242,107,
+ 128, 37,147,236,233,231,232,116,128, 37,145,237,229,228,233,245,
+ 109,128, 37,146,246, 97,128, 9, 54,231,117, 2,175, 16,175, 25,
+ 234,225,242,225,244,105,128, 10,182,242,237,245,235,232,105,128,
+ 10, 54,236,243,232,229,236,229,244,232,229,226,242,229,119,128,
+ 5,147,226,239,240,239,237,239,230,111,128, 49, 21,227,232,225,
+ 227,249,242,233,236,236,233, 99,128, 4, 73,101, 4,175, 85,175,
+ 150,175,160,175,177,229,110, 4,175, 96,175,105,175,119,175,135,
+ 225,242,225,226,233, 99,128, 6, 52,230,233,238,225,236,225,242,
+ 225,226,233, 99,128,254,182,233,238,233,244,233,225,236,225,242,
+ 225,226,233, 99,128,254,183,237,229,228,233,225,236,225,242,225,
+ 226,233, 99,128,254,184,233,227,239,240,244,233, 99,128, 3,227,
+ 241,229,108,129, 32,170,175,168,232,229,226,242,229,119,128, 32,
+ 170,246, 97,134, 5,176,175,194,175,209,175,223,175,232,175,247,
+ 176, 7, 49, 2,175,200,175,205,177, 53,128, 5,176, 53,128, 5,
+ 176, 50, 2,175,215,175,219, 50,128, 5,176,101,128, 5,176,232,
+ 229,226,242,229,119,128, 5,176,238,225,242,242,239,247,232,229,
+ 226,242,229,119,128, 5,176,241,245,225,242,244,229,242,232,229,
+ 226,242,229,119,128, 5,176,247,233,228,229,232,229,226,242,229,
+ 119,128, 5,176,232,225,227,249,242,233,236,236,233, 99,128, 4,
+ 187,105, 2,176, 39,176, 50,237,225,227,239,240,244,233, 99,128,
+ 3,237,110,131, 5,233,176, 60,176,143,176,152,100, 2,176, 66,
+ 176,132,225,231,229,243,104,130,251, 73,176, 78,176, 87,232,229,
+ 226,242,229,119,128,251, 73,115, 2,176, 93,176,113,232,233,238,
+ 228,239,116,129,251, 44,176,104,232,229,226,242,229,119,128,251,
+ 44,233,238,228,239,116,129,251, 45,176,123,232,229,226,242,229,
+ 119,128,251, 45,239,244,232,229,226,242,229,119,128, 5,193,232,
+ 229,226,242,229,119,128, 5,233,115, 2,176,158,176,178,232,233,
+ 238,228,239,116,129,251, 42,176,169,232,229,226,242,229,119,128,
+ 251, 42,233,238,228,239,116,129,251, 43,176,188,232,229,226,242,
+ 229,119,128,251, 43,239,239,107,128, 2,130,105, 8,176,221,177,
+ 9,177, 20,177, 45,177, 75,177, 83,177, 96,178, 11,231,237, 97,
+ 131, 3,195,176,233,176,237,176,245, 49,128, 3,194,230,233,238,
+ 225,108,128, 3,194,236,245,238,225,244,229,243,249,237,226,239,
+ 236,231,242,229,229,107,128, 3,242,232,233,242,225,231,225,238,
+ 97,128, 48, 87,235,225,244,225,235,225,238, 97,129, 48,183,177,
+ 33,232,225,236,230,247,233,228,244,104,128,255,124,236,245,113,
+ 2,177, 53,177, 62,232,229,226,242,229,119,128, 5,189,236,229,
+ 230,244,232,229,226,242,229,119,128, 5,189,237,233,236,225,114,
+ 128, 34, 60,238,228,239,244,232,229,226,242,229,119,128, 5,194,
+ 239,115, 6,177,111,177,146,177,178,177,206,177,220,177,252, 97,
+ 2,177,117,177,132,227,233,242,227,236,229,235,239,242,229,225,
+ 110,128, 50,116,240,225,242,229,238,235,239,242,229,225,110,128,
+ 50, 20,227,105, 2,177,153,177,165,229,245,227,235,239,242,229,
+ 225,110,128, 49,126,242,227,236,229,235,239,242,229,225,110,128,
+ 50,102,107, 2,177,184,177,198,233,249,229,239,235,235,239,242,
+ 229,225,110,128, 49,122,239,242,229,225,110,128, 49, 69,238,233,
+ 229,245,238,235,239,242,229,225,110,128, 49,123,112, 2,177,226,
+ 177,239,225,242,229,238,235,239,242,229,225,110,128, 50, 6,233,
+ 229,245,240,235,239,242,229,225,110,128, 49,125,244,233,235,229,
+ 245,244,235,239,242,229,225,110,128, 49,124,120,141, 0, 54,178,
+ 41,178, 50,178, 60,178, 90,178, 97,178,122,178,149,178,183,178,
+ 195,178,206,178,239,178,247,179, 2,225,242,225,226,233, 99,128,
+ 6,102,226,229,238,231,225,236,105,128, 9,236,227,233,242,227,
+ 236,101,129, 36,101,178, 71,233,238,246,229,242,243,229,243,225,
+ 238,243,243,229,242,233,102,128, 39,143,228,229,246, 97,128, 9,
+ 108,231,117, 2,178,104,178,113,234,225,242,225,244,105,128, 10,
+ 236,242,237,245,235,232,105,128, 10,108,232, 97, 2,178,129,178,
+ 140,227,235,225,242,225,226,233, 99,128, 6,102,238,231,250,232,
+ 239,117,128, 48, 38,105, 2,178,155,178,173,228,229,239,231,242,
+ 225,240,232,233,227,240,225,242,229,110,128, 50, 37,238,230,229,
+ 242,233,239,114,128, 32,134,237,239,238,239,243,240,225,227,101,
+ 128,255, 22,239,236,228,243,244,249,236,101,128,247, 54,112, 2,
+ 178,212,178,219,225,242,229,110,128, 36,121,229,114, 2,178,226,
+ 178,232,233,239,100,128, 36,141,243,233,225,110,128, 6,246,242,
+ 239,237,225,110,128, 33,117,243,245,240,229,242,233,239,114,128,
+ 32,118,116, 2,179, 8,179, 79,229,229,110, 2,179, 16,179, 58,
+ 99, 2,179, 22,179, 30,233,242,227,236,101,128, 36,111,245,242,
+ 242,229,238,227,249,228,229,238,239,237,233,238,225,244,239,242,
+ 226,229,238,231,225,236,105,128, 9,249,112, 2,179, 64,179, 71,
+ 225,242,229,110,128, 36,131,229,242,233,239,100,128, 36,151,232,
+ 225,105,128, 14, 86,108, 2,179, 91,179,111,225,243,104,129, 0,
+ 47,179, 99,237,239,238,239,243,240,225,227,101,128,255, 15,239,
+ 238,103,129, 1,127,179,119,228,239,244,225,227,227,229,238,116,
+ 128, 30,155,109, 2,179,137,179,147,233,236,229,230,225,227,101,
+ 128, 38, 58,239,238,239,243,240,225,227,101,128,255, 83,111, 6,
+ 179,172,179,222,179,233,180, 2,180, 47,180, 58,102, 2,179,178,
+ 179,192,240,225,243,245,241,232,229,226,242,229,119,128, 5,195,
+ 116, 2,179,198,179,207,232,249,240,232,229,110,128, 0,173,243,
+ 233,231,238,227,249,242,233,236,236,233, 99,128, 4, 76,232,233,
+ 242,225,231,225,238, 97,128, 48, 93,235,225,244,225,235,225,238,
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+ 255,127,236,233,228,245,115, 2,180, 12,180, 29,236,239,238,231,
+ 239,246,229,242,236,225,249,227,237, 98,128, 3, 56,243,232,239,
+ 242,244,239,246,229,242,236,225,249,227,237, 98,128, 3, 55,242,
+ 245,243,233,244,232,225,105,128, 14, 41,115, 3,180, 66,180, 76,
+ 180, 84,225,236,225,244,232,225,105,128, 14, 40,239,244,232,225,
+ 105,128, 14, 11,245,225,244,232,225,105,128, 14, 42,240, 97, 3,
+ 180,102,180,122,180,154,227,101,129, 0, 32,180,109,232,225,227,
+ 235,225,242,225,226,233, 99,128, 0, 32,228,101,129, 38, 96,180,
+ 129,243,245,233,116, 2,180,138,180,146,226,236,225,227,107,128,
+ 38, 96,247,232,233,244,101,128, 38,100,242,229,110,128, 36,174,
+ 241,245,225,242,101, 11,180,188,180,199,180,213,180,238,180,255,
+ 181, 25,181, 40,181, 73,181,100,181,156,181,171,226,229,236,239,
+ 247,227,237, 98,128, 3, 59, 99, 2,180,205,180,209, 99,128, 51,
+ 196,109,128, 51,157,228,233,225,231,239,238,225,236,227,242,239,
+ 243,243,232,225,244,227,232,230,233,236,108,128, 37,169,232,239,
+ 242,233,250,239,238,244,225,236,230,233,236,108,128, 37,164,107,
+ 2,181, 5,181, 9,103,128, 51,143,109,129, 51,158,181, 15,227,
+ 225,240,233,244,225,108,128, 51,206,108, 2,181, 31,181, 35,110,
+ 128, 51,209,239,103,128, 51,210,109, 4,181, 50,181, 54,181, 59,
+ 181, 63,103,128, 51,142,233,108,128, 51,213,109,128, 51,156,243,
+ 241,245,225,242,229,100,128, 51,161,239,242,244,232,239,231,239,
+ 238,225,236,227,242,239,243,243,232,225,244,227,232,230,233,236,
+ 108,128, 37,166,245,240,240,229,114, 2,181,110,181,133,236,229,
+ 230,244,244,239,236,239,247,229,242,242,233,231,232,244,230,233,
+ 236,108,128, 37,167,242,233,231,232,244,244,239,236,239,247,229,
+ 242,236,229,230,244,230,233,236,108,128, 37,168,246,229,242,244,
+ 233,227,225,236,230,233,236,108,128, 37,165,247,232,233,244,229,
+ 247,233,244,232,243,237,225,236,236,226,236,225,227,107,128, 37,
+ 163,242,243,241,245,225,242,101,128, 51,219,115, 2,181,209,182,
+ 123, 97, 4,181,219,181,229,181,236,181,247,226,229,238,231,225,
+ 236,105,128, 9,183,228,229,246, 97,128, 9, 55,231,245,234,225,
+ 242,225,244,105,128, 10,183,238,103, 8,182, 10,182, 24,182, 38,
+ 182, 52,182, 67,182, 81,182, 95,182,108,227,233,229,245,227,235,
+ 239,242,229,225,110,128, 49, 73,232,233,229,245,232,235,239,242,
+ 229,225,110,128, 49,133,233,229,245,238,231,235,239,242,229,225,
+ 110,128, 49,128,235,233,249,229,239,235,235,239,242,229,225,110,
+ 128, 49, 50,238,233,229,245,238,235,239,242,229,225,110,128, 49,
+ 101,240,233,229,245,240,235,239,242,229,225,110,128, 49, 67,243,
+ 233,239,243,235,239,242,229,225,110,128, 49, 70,244,233,235,229,
+ 245,244,235,239,242,229,225,110,128, 49, 56,245,240,229,242,233,
+ 239,114,128,246,242,116, 2,182,139,182,162,229,242,236,233,238,
+ 103,129, 0,163,182,150,237,239,238,239,243,240,225,227,101,128,
+ 255,225,242,239,235,101, 2,182,171,182,188,236,239,238,231,239,
+ 246,229,242,236,225,249,227,237, 98,128, 3, 54,243,232,239,242,
+ 244,239,246,229,242,236,225,249,227,237, 98,128, 3, 53,117, 7,
+ 182,222,182,254,183, 20,183, 31,183, 72,183, 82,183, 86,226,243,
+ 229,116,130, 34,130,182,233,182,244,238,239,244,229,241,245,225,
+ 108,128, 34,138,239,242,229,241,245,225,108,128, 34,134, 99, 2,
+ 183, 4,183, 12,227,229,229,228,115,128, 34,123,232,244,232,225,
+ 116,128, 34, 11,232,233,242,225,231,225,238, 97,128, 48, 89,107,
+ 2,183, 37,183, 61,225,244,225,235,225,238, 97,129, 48,185,183,
+ 49,232,225,236,230,247,233,228,244,104,128,255,125,245,238,225,
+ 242,225,226,233, 99,128, 6, 82,237,237,225,244,233,239,110,128,
+ 34, 17,110,128, 38, 60,240,229,242,243,229,116,130, 34,131,183,
+ 99,183,110,238,239,244,229,241,245,225,108,128, 34,139,239,242,
+ 229,241,245,225,108,128, 34,135,246,243,241,245,225,242,101,128,
+ 51,220,249,239,245,247,225,229,242,225,243,241,245,225,242,101,
+ 128, 51,124,116,144, 0,116,183,183,184,192,184,213,185,100,185,
+ 140,187,188,191, 70,192,145,192,157,192,169,193,202,193,227,194,
+ 57,194,237,195,165,195,255, 97, 10,183,205,183,215,183,236,183,
+ 243,184, 12,184, 90,184,107,184,132,184,146,184,150,226,229,238,
+ 231,225,236,105,128, 9,164,227,107, 2,183,222,183,229,228,239,
+ 247,110,128, 34,164,236,229,230,116,128, 34,163,228,229,246, 97,
+ 128, 9, 36,231,117, 2,183,250,184, 3,234,225,242,225,244,105,
+ 128, 10,164,242,237,245,235,232,105,128, 10, 36,104, 4,184, 22,
+ 184, 31,184, 45,184, 75,225,242,225,226,233, 99,128, 6, 55,230,
+ 233,238,225,236,225,242,225,226,233, 99,128,254,194,105, 2,184,
+ 51,184, 66,238,233,244,233,225,236,225,242,225,226,233, 99,128,
+ 254,195,242,225,231,225,238, 97,128, 48, 95,237,229,228,233,225,
+ 236,225,242,225,226,233, 99,128,254,196,233,243,249,239,245,229,
+ 242,225,243,241,245,225,242,101,128, 51,125,235,225,244,225,235,
+ 225,238, 97,129, 48,191,184,120,232,225,236,230,247,233,228,244,
+ 104,128,255,128,244,247,229,229,236,225,242,225,226,233, 99,128,
+ 6, 64,117,128, 3,196,118,130, 5,234,184,158,184,183,228,225,
+ 231,229,115,129,251, 74,184,168,104,129,251, 74,184,174,232,229,
+ 226,242,229,119,128,251, 74,232,229,226,242,229,119,128, 5,234,
+ 98, 2,184,198,184,203,225,114,128, 1,103,239,240,239,237,239,
+ 230,111,128, 49, 10, 99, 6,184,227,184,234,184,241,184,250,185,
+ 60,185, 87,225,242,239,110,128, 1,101,227,245,242,108,128, 2,
+ 168,229,228,233,236,236, 97,128, 1, 99,232,229,104, 4,185, 6,
+ 185, 15,185, 29,185, 45,225,242,225,226,233, 99,128, 6,134,230,
+ 233,238,225,236,225,242,225,226,233, 99,128,251,123,233,238,233,
+ 244,233,225,236,225,242,225,226,233, 99,128,251,124,237,229,228,
+ 233,225,236,225,242,225,226,233, 99,128,251,125,233,242, 99, 2,
+ 185, 68,185, 73,236,101,128, 36,227,245,237,230,236,229,248,226,
+ 229,236,239,119,128, 30,113,239,237,237,225,225,227,227,229,238,
+ 116,128, 1, 99,100, 2,185,106,185,116,233,229,242,229,243,233,
+ 115,128, 30,151,239,116, 2,185,123,185,132,225,227,227,229,238,
+ 116,128, 30,107,226,229,236,239,119,128, 30,109,101, 9,185,160,
+ 185,171,185,191,186,201,186,226,187, 34,187,101,187,106,187,158,
+ 227,249,242,233,236,236,233, 99,128, 4, 66,228,229,243,227,229,
+ 238,228,229,242,227,249,242,233,236,236,233, 99,128, 4,173,104,
+ 7,185,207,185,216,185,230,186, 14,186, 44,186, 85,186,183,225,
+ 242,225,226,233, 99,128, 6, 42,230,233,238,225,236,225,242,225,
+ 226,233, 99,128,254,150,232,225,232,105, 2,185,239,185,254,238,
+ 233,244,233,225,236,225,242,225,226,233, 99,128,252,162,243,239,
+ 236,225,244,229,228,225,242,225,226,233, 99,128,252, 12,105, 2,
+ 186, 20,186, 35,238,233,244,233,225,236,225,242,225,226,233, 99,
+ 128,254,151,242,225,231,225,238, 97,128, 48,102,234,229,229,237,
+ 105, 2,186, 54,186, 69,238,233,244,233,225,236,225,242,225,226,
+ 233, 99,128,252,161,243,239,236,225,244,229,228,225,242,225,226,
+ 233, 99,128,252, 11,109, 2,186, 91,186,125,225,242,226,245,244,
+ 97, 2,186,102,186,111,225,242,225,226,233, 99,128, 6, 41,230,
+ 233,238,225,236,225,242,225,226,233, 99,128,254,148,101, 2,186,
+ 131,186,144,228,233,225,236,225,242,225,226,233, 99,128,254,152,
+ 229,237,105, 2,186,152,186,167,238,233,244,233,225,236,225,242,
+ 225,226,233, 99,128,252,164,243,239,236,225,244,229,228,225,242,
+ 225,226,233, 99,128,252, 14,238,239,239,238,230,233,238,225,236,
+ 225,242,225,226,233, 99,128,252,115,235,225,244,225,235,225,238,
+ 97,129, 48,198,186,214,232,225,236,230,247,233,228,244,104,128,
+ 255,131,108, 2,186,232,186,251,229,240,232,239,238,101,129, 33,
+ 33,186,243,226,236,225,227,107,128, 38, 14,233,243,232, 97, 2,
+ 187, 4,187, 19,231,229,228,239,236,225,232,229,226,242,229,119,
+ 128, 5,160,241,229,244,225,238,225,232,229,226,242,229,119,128,
+ 5,169,110, 4,187, 44,187, 53,187, 72,187, 93,227,233,242,227,
+ 236,101,128, 36,105,233,228,229,239,231,242,225,240,232,233,227,
+ 240,225,242,229,110,128, 50, 41,112, 2,187, 78,187, 85,225,242,
+ 229,110,128, 36,125,229,242,233,239,100,128, 36,145,242,239,237,
+ 225,110,128, 33,121,243,104,128, 2,167,116,131, 5,216,187,116,
+ 187,136,187,145,228,225,231,229,243,104,129,251, 56,187,127,232,
+ 229,226,242,229,119,128,251, 56,232,229,226,242,229,119,128, 5,
+ 216,243,229,227,249,242,233,236,236,233, 99,128, 4,181,246,233,
+ 114, 2,187,166,187,175,232,229,226,242,229,119,128, 5,155,236,
+ 229,230,244,232,229,226,242,229,119,128, 5,155,104, 6,187,202,
+ 188, 98,188,220,189, 96,190, 3,191, 60, 97, 5,187,214,187,224,
+ 187,231,188, 0,188, 29,226,229,238,231,225,236,105,128, 9,165,
+ 228,229,246, 97,128, 9, 37,231,117, 2,187,238,187,247,234,225,
+ 242,225,244,105,128, 10,165,242,237,245,235,232,105,128, 10, 37,
+ 108, 2,188, 6,188, 15,225,242,225,226,233, 99,128, 6, 48,230,
+ 233,238,225,236,225,242,225,226,233, 99,128,254,172,238,244,232,
+ 225,235,232,225,116, 3,188, 44,188, 75,188, 82,236,239,119, 2,
+ 188, 52,188, 63,236,229,230,244,244,232,225,105,128,248,152,242,
+ 233,231,232,244,244,232,225,105,128,248,151,244,232,225,105,128,
+ 14, 76,245,240,240,229,242,236,229,230,244,244,232,225,105,128,
+ 248,150,101, 3,188,106,188,170,188,193,104, 4,188,116,188,125,
+ 188,139,188,155,225,242,225,226,233, 99,128, 6, 43,230,233,238,
+ 225,236,225,242,225,226,233, 99,128,254,154,233,238,233,244,233,
+ 225,236,225,242,225,226,233, 99,128,254,155,237,229,228,233,225,
+ 236,225,242,225,226,233, 99,128,254,156,242,101, 2,188,177,188,
+ 186,229,248,233,243,244,115,128, 34, 3,230,239,242,101,128, 34,
+ 52,244, 97,130, 3,184,188,202,188,206, 49,128, 3,209,243,249,
+ 237,226,239,236,231,242,229,229,107,128, 3,209,105, 2,188,226,
+ 189, 56,229,245,244,104, 4,188,239,189, 18,189, 33,189, 42, 97,
+ 2,188,245,189, 4,227,233,242,227,236,229,235,239,242,229,225,
+ 110,128, 50,121,240,225,242,229,238,235,239,242,229,225,110,128,
+ 50, 25,227,233,242,227,236,229,235,239,242,229,225,110,128, 50,
+ 107,235,239,242,229,225,110,128, 49, 76,240,225,242,229,238,235,
+ 239,242,229,225,110,128, 50, 11,242,244,229,229,110, 2,189, 66,
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+ 34, 42,246,229,242,243,225,108,128, 34, 0,239,231,239,238,229,
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+ 237, 98,128, 3, 29,237,239,100,128, 2,212,114, 2,200,225,200,
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+ 128, 1,111,115, 3,200,251,201, 10,201, 55,232,239,242,244,227,
+ 249,242,233,236,236,233, 99,128, 4, 94,237,225,236,108, 2,201,
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+ 233,228,244,104,128,255,105,244,242,225,233,231,232,116, 2,201,
+ 67,201, 78,227,249,242,233,236,236,233, 99,128, 4,175,243,244,
+ 242,239,235,229,227,249,242,233,236,236,233, 99,128, 4,177,244,
+ 233,236,228,101,130, 1,105,201,107,201,115,225,227,245,244,101,
+ 128, 30,121,226,229,236,239,119,128, 30,117,117, 5,201,135,201,
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+ 10,237,225,244,242,225,231,245,242,237,245,235,232,105,128, 10,
+ 66,246,239,247,229,236,243,233,231,110, 3,201,209,201,219,201,
+ 226,226,229,238,231,225,236,105,128, 9,194,228,229,246, 97,128,
+ 9, 66,231,245,234,225,242,225,244,105,128, 10,194,246,239,247,
+ 229,236,243,233,231,110, 3,201,253,202, 7,202, 14,226,229,238,
+ 231,225,236,105,128, 9,193,228,229,246, 97,128, 9, 65,231,245,
+ 234,225,242,225,244,105,128, 10,193,118,139, 0,118,202, 51,202,
+ 199,202,208,202,219,203,148,203,155,203,253,204, 9,204,109,204,
+ 117,204,138, 97, 4,202, 61,202, 68,202, 93,202,104,228,229,246,
+ 97,128, 9, 53,231,117, 2,202, 75,202, 84,234,225,242,225,244,
+ 105,128, 10,181,242,237,245,235,232,105,128, 10, 53,235,225,244,
+ 225,235,225,238, 97,128, 48,247,118,132, 5,213,202,116,202,143,
+ 202,175,202,187,228,225,231,229,243,104,130,251, 53,202,129,202,
+ 134,182, 53,128,251, 53,232,229,226,242,229,119,128,251, 53,104,
+ 2,202,149,202,157,229,226,242,229,119,128, 5,213,239,236,225,
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+ 225,246,232,229,226,242,229,119,128, 5,240,249,239,228,232,229,
+ 226,242,229,119,128, 5,241,227,233,242,227,236,101,128, 36,229,
+ 228,239,244,226,229,236,239,119,128, 30,127,101, 6,202,233,202,
+ 244,203, 52,203, 63,203, 69,203,136,227,249,242,233,236,236,233,
+ 99,128, 4, 50,104, 4,202,254,203, 7,203, 21,203, 37,225,242,
+ 225,226,233, 99,128, 6,164,230,233,238,225,236,225,242,225,226,
+ 233, 99,128,251,107,233,238,233,244,233,225,236,225,242,225,226,
+ 233, 99,128,251,108,237,229,228,233,225,236,225,242,225,226,233,
+ 99,128,251,109,235,225,244,225,235,225,238, 97,128, 48,249,238,
+ 245,115,128, 38, 64,242,244,233,227,225,108, 2,203, 80,203, 86,
+ 226,225,114,128, 0,124,236,233,238,101, 4,203, 99,203,110,203,
+ 121,203,130,225,226,239,246,229,227,237, 98,128, 3, 13,226,229,
+ 236,239,247,227,237, 98,128, 3, 41,236,239,247,237,239,100,128,
+ 2,204,237,239,100,128, 2,200,247,225,242,237,229,238,233,225,
+ 110,128, 5,126,232,239,239,107,128, 2,139,105, 3,203,163,203,
+ 174,203,213,235,225,244,225,235,225,238, 97,128, 48,248,242,225,
+ 237, 97, 3,203,185,203,195,203,202,226,229,238,231,225,236,105,
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+ 239,239,107,129, 1,180,212,120,225,226,239,246,101,128, 30,247,
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+ 228,101,128, 30,249,245,242,238,229,100,128, 2,142,117, 5,214,
+ 41,214, 52,214, 62,214,100,214,232,232,233,242,225,231,225,238,
+ 97,128, 48,134,233,235,239,242,229,225,110,128, 49,140,107, 2,
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+ 232,225,236,230,247,233,228,244,104,128,255,149,239,242,229,225,
+ 110,128, 49, 96,115, 3,214,108,214,146,214,187,226,233,103, 2,
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+ 239,244,233,230,233,229,228,227,249,242,233,236,236,233, 99,128,
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+ 233,236,236,233, 99,128, 4,103,233,239,244,233,230,233,229,228,
+ 227,249,242,233,236,236,233, 99,128, 4,105,237,225,236,108, 2,
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+ 239,242,229,225,110,128, 49,139,239,235,239,242,229,225,110,128,
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+ 128, 9,223,228,229,246, 97,128, 9, 95,122,142, 0,122,215, 58,
+ 216, 66,216, 77,216,120,216,147,217,182,218, 34,218, 76,218, 88,
+ 218,100,218,128,218,136,218,152,218,161, 97, 10,215, 80,215, 91,
+ 215, 98,215,105,215,116,215,194,215,224,215,235,216, 15,216, 27,
+ 225,242,237,229,238,233,225,110,128, 5,102,227,245,244,101,128,
+ 1,122,228,229,246, 97,128, 9, 91,231,245,242,237,245,235,232,
+ 105,128, 10, 91,104, 4,215,126,215,135,215,149,215,179,225,242,
+ 225,226,233, 99,128, 6, 56,230,233,238,225,236,225,242,225,226,
+ 233, 99,128,254,198,105, 2,215,155,215,170,238,233,244,233,225,
+ 236,225,242,225,226,233, 99,128,254,199,242,225,231,225,238, 97,
+ 128, 48, 86,237,229,228,233,225,236,225,242,225,226,233, 99,128,
+ 254,200,233,110, 2,215,201,215,210,225,242,225,226,233, 99,128,
+ 6, 50,230,233,238,225,236,225,242,225,226,233, 99,128,254,176,
+ 235,225,244,225,235,225,238, 97,128, 48,182,241,229,102, 2,215,
+ 243,216, 1,231,225,228,239,236,232,229,226,242,229,119,128, 5,
+ 149,241,225,244,225,238,232,229,226,242,229,119,128, 5,148,242,
+ 241,225,232,229,226,242,229,119,128, 5,152,249,233,110,130, 5,
+ 214,216, 37,216, 57,228,225,231,229,243,104,129,251, 54,216, 48,
+ 232,229,226,242,229,119,128,251, 54,232,229,226,242,229,119,128,
+ 5,214,226,239,240,239,237,239,230,111,128, 49, 23, 99, 3,216,
+ 85,216, 92,216,114,225,242,239,110,128, 1,126,233,242, 99, 2,
+ 216,100,216,105,236,101,128, 36,233,245,237,230,236,229,120,128,
+ 30,145,245,242,108,128, 2,145,228,239,116,130, 1,124,216,130,
+ 216,139,225,227,227,229,238,116,128, 1,124,226,229,236,239,119,
+ 128, 30,147,101, 6,216,161,216,172,216,215,216,226,216,237,217,
+ 177,227,249,242,233,236,236,233, 99,128, 4, 55,100, 2,216,178,
+ 216,197,229,243,227,229,238,228,229,242,227,249,242,233,236,236,
+ 233, 99,128, 4,153,233,229,242,229,243,233,243,227,249,242,233,
+ 236,236,233, 99,128, 4,223,232,233,242,225,231,225,238, 97,128,
+ 48, 92,235,225,244,225,235,225,238, 97,128, 48,188,242,111,140,
+ 0, 48,217, 10,217, 19,217, 29,217, 36,217, 61,217, 74,217, 85,
+ 217, 97,217,108,217,118,217,129,217,136,225,242,225,226,233, 99,
+ 128, 6, 96,226,229,238,231,225,236,105,128, 9,230,228,229,246,
+ 97,128, 9,102,231,117, 2,217, 43,217, 52,234,225,242,225,244,
+ 105,128, 10,230,242,237,245,235,232,105,128, 10,102,232,225,227,
+ 235,225,242,225,226,233, 99,128, 6, 96,233,238,230,229,242,233,
+ 239,114,128, 32,128,237,239,238,239,243,240,225,227,101,128,255,
+ 16,239,236,228,243,244,249,236,101,128,247, 48,240,229,242,243,
+ 233,225,110,128, 6,240,243,245,240,229,242,233,239,114,128, 32,
+ 112,244,232,225,105,128, 14, 80,247,233,228,244,104, 3,217,148,
+ 217,157,217,169,234,239,233,238,229,114,128,254,255,238,239,238,
+ 234,239,233,238,229,114,128, 32, 12,243,240,225,227,101,128, 32,
+ 11,244, 97,128, 3,182,104, 2,217,188,217,199,226,239,240,239,
+ 237,239,230,111,128, 49, 19,101, 4,217,209,217,220,217,236,217,
+ 247,225,242,237,229,238,233,225,110,128, 5,106,226,242,229,246,
+ 229,227,249,242,233,236,236,233, 99,128, 4,194,227,249,242,233,
+ 236,236,233, 99,128, 4, 54,100, 2,217,253,218, 16,229,243,227,
+ 229,238,228,229,242,227,249,242,233,236,236,233, 99,128, 4,151,
+ 233,229,242,229,243,233,243,227,249,242,233,236,236,233, 99,128,
+ 4,221,105, 3,218, 42,218, 53,218, 64,232,233,242,225,231,225,
+ 238, 97,128, 48, 88,235,225,244,225,235,225,238, 97,128, 48,184,
+ 238,239,242,232,229,226,242,229,119,128, 5,174,236,233,238,229,
+ 226,229,236,239,119,128, 30,149,237,239,238,239,243,240,225,227,
+ 101,128,255, 90,111, 2,218,106,218,117,232,233,242,225,231,225,
+ 238, 97,128, 48, 94,235,225,244,225,235,225,238, 97,128, 48,190,
+ 240,225,242,229,110,128, 36,181,242,229,244,242,239,230,236,229,
+ 248,232,239,239,107,128, 2,144,243,244,242,239,235,101,128, 1,
+ 182,117, 2,218,167,218,178,232,233,242,225,231,225,238, 97,128,
+ 48, 90,235,225,244,225,235,225,238, 97,128, 48,186
+ };
+
+
+ /*
+ * This function searches the compressed table efficiently.
+ */
+ static unsigned long
+ ft_get_adobe_glyph_index( const char* name,
+ const char* limit )
+ {
+ int c = 0;
+ int count, min, max;
+ const unsigned char* p = ft_adobe_glyph_list;
+
+
+ if ( name == 0 || name >= limit )
+ goto NotFound;
+
+ c = *name++;
+ count = p[1];
+ p += 2;
+
+ min = 0;
+ max = count;
+
+ while ( min < max )
+ {
+ int mid = ( min + max ) >> 1;
+ const unsigned char* q = p + mid * 2;
+ int c2;
+
+
+ q = ft_adobe_glyph_list + ( ( (int)q[0] << 8 ) | q[1] );
+
+ c2 = q[0] & 127;
+ if ( c2 == c )
+ {
+ p = q;
+ goto Found;
+ }
+ if ( c2 < c )
+ min = mid + 1;
+ else
+ max = mid;
+ }
+ goto NotFound;
+
+ Found:
+ for (;;)
+ {
+ /* assert (*p & 127) == c */
+
+ if ( name >= limit )
+ {
+ if ( (p[0] & 128) == 0 &&
+ (p[1] & 128) != 0 )
+ return (unsigned long)( ( (int)p[2] << 8 ) | p[3] );
+
+ goto NotFound;
+ }
+ c = *name++;
+ if ( p[0] & 128 )
+ {
+ p++;
+ if ( c != (p[0] & 127) )
+ goto NotFound;
+
+ continue;
+ }
+
+ p++;
+ count = p[0] & 127;
+ if ( p[0] & 128 )
+ p += 2;
+
+ p++;
+
+ for ( ; count > 0; count--, p += 2 )
+ {
+ int offset = ( (int)p[0] << 8 ) | p[1];
+ const unsigned char* q = ft_adobe_glyph_list + offset;
+
+ if ( c == ( q[0] & 127 ) )
+ {
+ p = q;
+ goto NextIter;
+ }
+ }
+ goto NotFound;
+
+ NextIter:
+ ;
+ }
+
+ NotFound:
+ return 0;
+ }
+
+#endif /* FT_CONFIG_OPTION_ADOBE_GLYPH_LIST */
+
+
+/* END */
--- /dev/null
+#
+# FreeType 2 PSNames driver configuration rules
+#
+
+
+# Copyright 1996-2000, 2001, 2003, 2011 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# PSNames driver directory
+#
+PSNAMES_DIR := $(SRC_DIR)/psnames
+
+
+# compilation flags for the driver
+#
+PSNAMES_COMPILE := $(FT_COMPILE) $I$(subst /,$(COMPILER_SEP),$(PSNAMES_DIR))
+
+
+# PSNames driver sources (i.e., C files)
+#
+PSNAMES_DRV_SRC := $(PSNAMES_DIR)/psmodule.c \
+ $(PSNAMES_DIR)/pspic.c
+
+
+# PSNames driver headers
+#
+PSNAMES_DRV_H := $(PSNAMES_DRV_SRC:%.c=%.h) \
+ $(PSNAMES_DIR)/psnamerr.h \
+ $(PSNAMES_DIR)/pstables.h
+
+
+# PSNames driver object(s)
+#
+# PSNAMES_DRV_OBJ_M is used during `multi' builds
+# PSNAMES_DRV_OBJ_S is used during `single' builds
+#
+PSNAMES_DRV_OBJ_M := $(PSNAMES_DRV_SRC:$(PSNAMES_DIR)/%.c=$(OBJ_DIR)/%.$O)
+PSNAMES_DRV_OBJ_S := $(OBJ_DIR)/psnames.$O
+
+# PSNames driver source file for single build
+#
+PSNAMES_DRV_SRC_S := $(PSNAMES_DIR)/psmodule.c
+
+
+# PSNames driver - single object
+#
+$(PSNAMES_DRV_OBJ_S): $(PSNAMES_DRV_SRC_S) $(PSNAMES_DRV_SRC) \
+ $(FREETYPE_H) $(PSNAMES_DRV_H)
+ $(PSNAMES_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $(PSNAMES_DRV_SRC_S))
+
+
+# PSNames driver - multiple objects
+#
+$(OBJ_DIR)/%.$O: $(PSNAMES_DIR)/%.c $(FREETYPE_H) $(PSNAMES_DRV_H)
+ $(PSNAMES_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $<)
+
+
+# update main driver object lists
+#
+DRV_OBJS_S += $(PSNAMES_DRV_OBJ_S)
+DRV_OBJS_M += $(PSNAMES_DRV_OBJ_M)
+
+
+# EOF
--- /dev/null
+# FreeType 2 src/raster Jamfile
+#
+# Copyright 2001 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+SubDir FT2_TOP $(FT2_SRC_DIR) raster ;
+
+{
+ local _sources ;
+
+ if $(FT2_MULTI)
+ {
+ _sources = ftraster ftrend1 rastpic ;
+ }
+ else
+ {
+ _sources = raster ;
+ }
+
+ Library $(FT2_LIB) : $(_sources).c ;
+}
+
+# end of src/raster Jamfile
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftmisc.h */
+/* */
+/* Miscellaneous macros for stand-alone rasterizer (specification */
+/* only). */
+/* */
+/* Copyright 2005, 2009, 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used */
+/* modified and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /***************************************************/
+ /* */
+ /* This file is *not* portable! You have to adapt */
+ /* its definitions to your platform. */
+ /* */
+ /***************************************************/
+
+#ifndef __FTMISC_H__
+#define __FTMISC_H__
+
+
+ /* memset */
+#include FT_CONFIG_STANDARD_LIBRARY_H
+
+#define FT_BEGIN_HEADER
+#define FT_END_HEADER
+
+#define FT_LOCAL_DEF( x ) static x
+
+
+ /* from include/freetype2/fttypes.h */
+
+ typedef unsigned char FT_Byte;
+ typedef signed int FT_Int;
+ typedef unsigned int FT_UInt;
+ typedef signed long FT_Long;
+ typedef unsigned long FT_ULong;
+ typedef signed long FT_F26Dot6;
+ typedef int FT_Error;
+
+#define FT_MAKE_TAG( _x1, _x2, _x3, _x4 ) \
+ ( ( (FT_ULong)_x1 << 24 ) | \
+ ( (FT_ULong)_x2 << 16 ) | \
+ ( (FT_ULong)_x3 << 8 ) | \
+ (FT_ULong)_x4 )
+
+
+ /* from include/freetype2/ftsystem.h */
+
+ typedef struct FT_MemoryRec_* FT_Memory;
+
+ typedef void* (*FT_Alloc_Func)( FT_Memory memory,
+ long size );
+
+ typedef void (*FT_Free_Func)( FT_Memory memory,
+ void* block );
+
+ typedef void* (*FT_Realloc_Func)( FT_Memory memory,
+ long cur_size,
+ long new_size,
+ void* block );
+
+ typedef struct FT_MemoryRec_
+ {
+ void* user;
+
+ FT_Alloc_Func alloc;
+ FT_Free_Func free;
+ FT_Realloc_Func realloc;
+
+ } FT_MemoryRec;
+
+
+ /* from src/ftcalc.c */
+
+#if ( defined _WIN32 || defined _WIN64 )
+
+ typedef __int64 FT_Int64;
+
+#else
+
+#include "inttypes.h"
+
+ typedef int64_t FT_Int64;
+
+#endif
+
+
+ static FT_Long
+ FT_MulDiv( FT_Long a,
+ FT_Long b,
+ FT_Long c )
+ {
+ FT_Int s;
+ FT_Long d;
+
+
+ s = 1;
+ if ( a < 0 ) { a = -a; s = -1; }
+ if ( b < 0 ) { b = -b; s = -s; }
+ if ( c < 0 ) { c = -c; s = -s; }
+
+ d = (FT_Long)( c > 0 ? ( (FT_Int64)a * b + ( c >> 1 ) ) / c
+ : 0x7FFFFFFFL );
+
+ return ( s > 0 ) ? d : -d;
+ }
+
+#endif /* __FTMISC_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftraster.c */
+/* */
+/* The FreeType glyph rasterizer (body). */
+/* */
+/* Copyright 1996-2003, 2005, 2007-2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+ /*************************************************************************/
+ /* */
+ /* This file can be compiled without the rest of the FreeType engine, by */
+ /* defining the _STANDALONE_ macro when compiling it. You also need to */
+ /* put the files `ftimage.h' and `ftmisc.h' into the $(incdir) */
+ /* directory. Typically, you should do something like */
+ /* */
+ /* - copy `src/raster/ftraster.c' (this file) to your current directory */
+ /* */
+ /* - copy `include/freetype/ftimage.h' and `src/raster/ftmisc.h' */
+ /* to your current directory */
+ /* */
+ /* - compile `ftraster' with the _STANDALONE_ macro defined, as in */
+ /* */
+ /* cc -c -D_STANDALONE_ ftraster.c */
+ /* */
+ /* The renderer can be initialized with a call to */
+ /* `ft_standard_raster.raster_new'; a bitmap can be generated */
+ /* with a call to `ft_standard_raster.raster_render'. */
+ /* */
+ /* See the comments and documentation in the file `ftimage.h' for more */
+ /* details on how the raster works. */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This is a rewrite of the FreeType 1.x scan-line converter */
+ /* */
+ /*************************************************************************/
+
+#ifdef _STANDALONE_
+
+#define FT_CONFIG_STANDARD_LIBRARY_H <stdlib.h>
+
+#include <string.h> /* for memset */
+
+#include "ftmisc.h"
+#include "ftimage.h"
+
+#else /* !_STANDALONE_ */
+
+#include <ft2build.h>
+#include "ftraster.h"
+#include FT_INTERNAL_CALC_H /* for FT_MulDiv only */
+
+#include "rastpic.h"
+
+#endif /* !_STANDALONE_ */
+
+
+ /*************************************************************************/
+ /* */
+ /* A simple technical note on how the raster works */
+ /* ----------------------------------------------- */
+ /* */
+ /* Converting an outline into a bitmap is achieved in several steps: */
+ /* */
+ /* 1 - Decomposing the outline into successive `profiles'. Each */
+ /* profile is simply an array of scanline intersections on a given */
+ /* dimension. A profile's main attributes are */
+ /* */
+ /* o its scanline position boundaries, i.e. `Ymin' and `Ymax' */
+ /* */
+ /* o an array of intersection coordinates for each scanline */
+ /* between `Ymin' and `Ymax' */
+ /* */
+ /* o a direction, indicating whether it was built going `up' or */
+ /* `down', as this is very important for filling rules */
+ /* */
+ /* o its drop-out mode */
+ /* */
+ /* 2 - Sweeping the target map's scanlines in order to compute segment */
+ /* `spans' which are then filled. Additionally, this pass */
+ /* performs drop-out control. */
+ /* */
+ /* The outline data is parsed during step 1 only. The profiles are */
+ /* built from the bottom of the render pool, used as a stack. The */
+ /* following graphics shows the profile list under construction: */
+ /* */
+ /* __________________________________________________________ _ _ */
+ /* | | | | | */
+ /* | profile | coordinates for | profile | coordinates for |--> */
+ /* | 1 | profile 1 | 2 | profile 2 |--> */
+ /* |_________|_________________|_________|_________________|__ _ _ */
+ /* */
+ /* ^ ^ */
+ /* | | */
+ /* start of render pool top */
+ /* */
+ /* The top of the profile stack is kept in the `top' variable. */
+ /* */
+ /* As you can see, a profile record is pushed on top of the render */
+ /* pool, which is then followed by its coordinates/intersections. If */
+ /* a change of direction is detected in the outline, a new profile is */
+ /* generated until the end of the outline. */
+ /* */
+ /* Note that when all profiles have been generated, the function */
+ /* Finalize_Profile_Table() is used to record, for each profile, its */
+ /* bottom-most scanline as well as the scanline above its upmost */
+ /* boundary. These positions are called `y-turns' because they (sort */
+ /* of) correspond to local extrema. They are stored in a sorted list */
+ /* built from the top of the render pool as a downwards stack: */
+ /* */
+ /* _ _ _______________________________________ */
+ /* | | */
+ /* <--| sorted list of | */
+ /* <--| extrema scanlines | */
+ /* _ _ __________________|____________________| */
+ /* */
+ /* ^ ^ */
+ /* | | */
+ /* maxBuff sizeBuff = end of pool */
+ /* */
+ /* This list is later used during the sweep phase in order to */
+ /* optimize performance (see technical note on the sweep below). */
+ /* */
+ /* Of course, the raster detects whether the two stacks collide and */
+ /* handles the situation properly. */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /** **/
+ /** CONFIGURATION MACROS **/
+ /** **/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /* define DEBUG_RASTER if you want to compile a debugging version */
+/* #define DEBUG_RASTER */
+
+ /* define FT_RASTER_OPTION_ANTI_ALIASING if you want to support */
+ /* 5-levels anti-aliasing */
+/* #define FT_RASTER_OPTION_ANTI_ALIASING */
+
+ /* The size of the two-lines intermediate bitmap used */
+ /* for anti-aliasing, in bytes. */
+#define RASTER_GRAY_LINES 2048
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /** **/
+ /** OTHER MACROS (do not change) **/
+ /** **/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_raster
+
+
+#ifdef _STANDALONE_
+
+
+ /* This macro is used to indicate that a function parameter is unused. */
+ /* Its purpose is simply to reduce compiler warnings. Note also that */
+ /* simply defining it as `(void)x' doesn't avoid warnings with certain */
+ /* ANSI compilers (e.g. LCC). */
+#define FT_UNUSED( x ) (x) = (x)
+
+ /* Disable the tracing mechanism for simplicity -- developers can */
+ /* activate it easily by redefining these two macros. */
+#ifndef FT_ERROR
+#define FT_ERROR( x ) do { } while ( 0 ) /* nothing */
+#endif
+
+#ifndef FT_TRACE
+#define FT_TRACE( x ) do { } while ( 0 ) /* nothing */
+#define FT_TRACE1( x ) do { } while ( 0 ) /* nothing */
+#define FT_TRACE6( x ) do { } while ( 0 ) /* nothing */
+#endif
+
+#define Raster_Err_None 0
+#define Raster_Err_Not_Ini -1
+#define Raster_Err_Overflow -2
+#define Raster_Err_Neg_Height -3
+#define Raster_Err_Invalid -4
+#define Raster_Err_Unsupported -5
+
+#define ft_memset memset
+
+#define FT_DEFINE_RASTER_FUNCS( class_, glyph_format_, raster_new_, \
+ raster_reset_, raster_set_mode_, \
+ raster_render_, raster_done_ ) \
+ const FT_Raster_Funcs class_ = \
+ { \
+ glyph_format_, \
+ raster_new_, \
+ raster_reset_, \
+ raster_set_mode_, \
+ raster_render_, \
+ raster_done_ \
+ };
+
+#else /* !_STANDALONE_ */
+
+
+#include FT_INTERNAL_OBJECTS_H
+#include FT_INTERNAL_DEBUG_H /* for FT_TRACE() and FT_ERROR() */
+
+#include "rasterrs.h"
+
+#define Raster_Err_None Raster_Err_Ok
+#define Raster_Err_Not_Ini Raster_Err_Raster_Uninitialized
+#define Raster_Err_Overflow Raster_Err_Raster_Overflow
+#define Raster_Err_Neg_Height Raster_Err_Raster_Negative_Height
+#define Raster_Err_Invalid Raster_Err_Invalid_Outline
+#define Raster_Err_Unsupported Raster_Err_Cannot_Render_Glyph
+
+
+#endif /* !_STANDALONE_ */
+
+
+#ifndef FT_MEM_SET
+#define FT_MEM_SET( d, s, c ) ft_memset( d, s, c )
+#endif
+
+#ifndef FT_MEM_ZERO
+#define FT_MEM_ZERO( dest, count ) FT_MEM_SET( dest, 0, count )
+#endif
+
+ /* FMulDiv means `Fast MulDiv'; it is used in case where `b' is */
+ /* typically a small value and the result of a*b is known to fit into */
+ /* 32 bits. */
+#define FMulDiv( a, b, c ) ( (a) * (b) / (c) )
+
+ /* On the other hand, SMulDiv means `Slow MulDiv', and is used typically */
+ /* for clipping computations. It simply uses the FT_MulDiv() function */
+ /* defined in `ftcalc.h'. */
+#define SMulDiv FT_MulDiv
+
+ /* The rasterizer is a very general purpose component; please leave */
+ /* the following redefinitions there (you never know your target */
+ /* environment). */
+
+#ifndef TRUE
+#define TRUE 1
+#endif
+
+#ifndef FALSE
+#define FALSE 0
+#endif
+
+#ifndef NULL
+#define NULL (void*)0
+#endif
+
+#ifndef SUCCESS
+#define SUCCESS 0
+#endif
+
+#ifndef FAILURE
+#define FAILURE 1
+#endif
+
+
+#define MaxBezier 32 /* The maximum number of stacked Bezier curves. */
+ /* Setting this constant to more than 32 is a */
+ /* pure waste of space. */
+
+#define Pixel_Bits 6 /* fractional bits of *input* coordinates */
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /** **/
+ /** SIMPLE TYPE DECLARATIONS **/
+ /** **/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ typedef int Int;
+ typedef unsigned int UInt;
+ typedef short Short;
+ typedef unsigned short UShort, *PUShort;
+ typedef long Long, *PLong;
+
+ typedef unsigned char Byte, *PByte;
+ typedef char Bool;
+
+
+ typedef union Alignment_
+ {
+ long l;
+ void* p;
+ void (*f)(void);
+
+ } Alignment, *PAlignment;
+
+
+ typedef struct TPoint_
+ {
+ Long x;
+ Long y;
+
+ } TPoint;
+
+
+ /* values for the `flags' bit field */
+#define Flow_Up 0x8
+#define Overshoot_Top 0x10
+#define Overshoot_Bottom 0x20
+
+
+ /* States of each line, arc, and profile */
+ typedef enum TStates_
+ {
+ Unknown_State,
+ Ascending_State,
+ Descending_State,
+ Flat_State
+
+ } TStates;
+
+
+ typedef struct TProfile_ TProfile;
+ typedef TProfile* PProfile;
+
+ struct TProfile_
+ {
+ FT_F26Dot6 X; /* current coordinate during sweep */
+ PProfile link; /* link to next profile (various purposes) */
+ PLong offset; /* start of profile's data in render pool */
+ unsigned flags; /* Bit 0-2: drop-out mode */
+ /* Bit 3: profile orientation (up/down) */
+ /* Bit 4: is top profile? */
+ /* Bit 5: is bottom profile? */
+ long height; /* profile's height in scanlines */
+ long start; /* profile's starting scanline */
+
+ unsigned countL; /* number of lines to step before this */
+ /* profile becomes drawable */
+
+ PProfile next; /* next profile in same contour, used */
+ /* during drop-out control */
+ };
+
+ typedef PProfile TProfileList;
+ typedef PProfile* PProfileList;
+
+
+ /* Simple record used to implement a stack of bands, required */
+ /* by the sub-banding mechanism */
+ typedef struct black_TBand_
+ {
+ Short y_min; /* band's minimum */
+ Short y_max; /* band's maximum */
+
+ } black_TBand;
+
+
+#define AlignProfileSize \
+ ( ( sizeof ( TProfile ) + sizeof ( Alignment ) - 1 ) / sizeof ( long ) )
+
+
+#undef RAS_ARG
+#undef RAS_ARGS
+#undef RAS_VAR
+#undef RAS_VARS
+
+#ifdef FT_STATIC_RASTER
+
+
+#define RAS_ARGS /* void */
+#define RAS_ARG /* void */
+
+#define RAS_VARS /* void */
+#define RAS_VAR /* void */
+
+#define FT_UNUSED_RASTER do { } while ( 0 )
+
+
+#else /* !FT_STATIC_RASTER */
+
+
+#define RAS_ARGS black_PWorker worker,
+#define RAS_ARG black_PWorker worker
+
+#define RAS_VARS worker,
+#define RAS_VAR worker
+
+#define FT_UNUSED_RASTER FT_UNUSED( worker )
+
+
+#endif /* !FT_STATIC_RASTER */
+
+
+ typedef struct black_TWorker_ black_TWorker, *black_PWorker;
+
+
+ /* prototypes used for sweep function dispatch */
+ typedef void
+ Function_Sweep_Init( RAS_ARGS Short* min,
+ Short* max );
+
+ typedef void
+ Function_Sweep_Span( RAS_ARGS Short y,
+ FT_F26Dot6 x1,
+ FT_F26Dot6 x2,
+ PProfile left,
+ PProfile right );
+
+ typedef void
+ Function_Sweep_Step( RAS_ARG );
+
+
+ /* NOTE: These operations are only valid on 2's complement processors */
+#undef FLOOR
+#undef CEILING
+#undef TRUNC
+#undef SCALED
+
+#define FLOOR( x ) ( (x) & -ras.precision )
+#define CEILING( x ) ( ( (x) + ras.precision - 1 ) & -ras.precision )
+#define TRUNC( x ) ( (signed long)(x) >> ras.precision_bits )
+#define FRAC( x ) ( (x) & ( ras.precision - 1 ) )
+#define SCALED( x ) ( ( (x) << ras.scale_shift ) - ras.precision_half )
+
+#define IS_BOTTOM_OVERSHOOT( x ) ( CEILING( x ) - x >= ras.precision_half )
+#define IS_TOP_OVERSHOOT( x ) ( x - FLOOR( x ) >= ras.precision_half )
+
+ /* The most used variables are positioned at the top of the structure. */
+ /* Thus, their offset can be coded with less opcodes, resulting in a */
+ /* smaller executable. */
+
+ struct black_TWorker_
+ {
+ Int precision_bits; /* precision related variables */
+ Int precision;
+ Int precision_half;
+ Int precision_shift;
+ Int precision_step;
+ Int precision_jitter;
+
+ Int scale_shift; /* == precision_shift for bitmaps */
+ /* == precision_shift+1 for pixmaps */
+
+ PLong buff; /* The profiles buffer */
+ PLong sizeBuff; /* Render pool size */
+ PLong maxBuff; /* Profiles buffer size */
+ PLong top; /* Current cursor in buffer */
+
+ FT_Error error;
+
+ Int numTurns; /* number of Y-turns in outline */
+
+ TPoint* arc; /* current Bezier arc pointer */
+
+ UShort bWidth; /* target bitmap width */
+ PByte bTarget; /* target bitmap buffer */
+ PByte gTarget; /* target pixmap buffer */
+
+ Long lastX, lastY;
+ Long minY, maxY;
+
+ UShort num_Profs; /* current number of profiles */
+
+ Bool fresh; /* signals a fresh new profile which */
+ /* `start' field must be completed */
+ Bool joint; /* signals that the last arc ended */
+ /* exactly on a scanline. Allows */
+ /* removal of doublets */
+ PProfile cProfile; /* current profile */
+ PProfile fProfile; /* head of linked list of profiles */
+ PProfile gProfile; /* contour's first profile in case */
+ /* of impact */
+
+ TStates state; /* rendering state */
+
+ FT_Bitmap target; /* description of target bit/pixmap */
+ FT_Outline outline;
+
+ Long traceOfs; /* current offset in target bitmap */
+ Long traceG; /* current offset in target pixmap */
+
+ Short traceIncr; /* sweep's increment in target bitmap */
+
+ Short gray_min_x; /* current min x during gray rendering */
+ Short gray_max_x; /* current max x during gray rendering */
+
+ /* dispatch variables */
+
+ Function_Sweep_Init* Proc_Sweep_Init;
+ Function_Sweep_Span* Proc_Sweep_Span;
+ Function_Sweep_Span* Proc_Sweep_Drop;
+ Function_Sweep_Step* Proc_Sweep_Step;
+
+ Byte dropOutControl; /* current drop_out control method */
+
+ Bool second_pass; /* indicates whether a horizontal pass */
+ /* should be performed to control */
+ /* drop-out accurately when calling */
+ /* Render_Glyph. Note that there is */
+ /* no horizontal pass during gray */
+ /* rendering. */
+
+ TPoint arcs[3 * MaxBezier + 1]; /* The Bezier stack */
+
+ black_TBand band_stack[16]; /* band stack used for sub-banding */
+ Int band_top; /* band stack top */
+
+#ifdef FT_RASTER_OPTION_ANTI_ALIASING
+
+ Byte* grays;
+
+ Byte gray_lines[RASTER_GRAY_LINES];
+ /* Intermediate table used to render the */
+ /* graylevels pixmaps. */
+ /* gray_lines is a buffer holding two */
+ /* monochrome scanlines */
+
+ Short gray_width; /* width in bytes of one monochrome */
+ /* intermediate scanline of gray_lines. */
+ /* Each gray pixel takes 2 bits long there */
+
+ /* The gray_lines must hold 2 lines, thus with size */
+ /* in bytes of at least `gray_width*2'. */
+
+#endif /* FT_RASTER_ANTI_ALIASING */
+
+ };
+
+
+ typedef struct black_TRaster_
+ {
+ char* buffer;
+ long buffer_size;
+ void* memory;
+ black_PWorker worker;
+ Byte grays[5];
+ Short gray_width;
+
+ } black_TRaster, *black_PRaster;
+
+#ifdef FT_STATIC_RASTER
+
+ static black_TWorker cur_ras;
+#define ras cur_ras
+
+#else /* !FT_STATIC_RASTER */
+
+#define ras (*worker)
+
+#endif /* !FT_STATIC_RASTER */
+
+
+#ifdef FT_RASTER_OPTION_ANTI_ALIASING
+
+ /* A lookup table used to quickly count set bits in four gray 2x2 */
+ /* cells. The values of the table have been produced with the */
+ /* following code: */
+ /* */
+ /* for ( i = 0; i < 256; i++ ) */
+ /* { */
+ /* l = 0; */
+ /* j = i; */
+ /* */
+ /* for ( c = 0; c < 4; c++ ) */
+ /* { */
+ /* l <<= 4; */
+ /* */
+ /* if ( j & 0x80 ) l++; */
+ /* if ( j & 0x40 ) l++; */
+ /* */
+ /* j = ( j << 2 ) & 0xFF; */
+ /* } */
+ /* printf( "0x%04X", l ); */
+ /* } */
+ /* */
+
+ static const short count_table[256] =
+ {
+ 0x0000, 0x0001, 0x0001, 0x0002, 0x0010, 0x0011, 0x0011, 0x0012,
+ 0x0010, 0x0011, 0x0011, 0x0012, 0x0020, 0x0021, 0x0021, 0x0022,
+ 0x0100, 0x0101, 0x0101, 0x0102, 0x0110, 0x0111, 0x0111, 0x0112,
+ 0x0110, 0x0111, 0x0111, 0x0112, 0x0120, 0x0121, 0x0121, 0x0122,
+ 0x0100, 0x0101, 0x0101, 0x0102, 0x0110, 0x0111, 0x0111, 0x0112,
+ 0x0110, 0x0111, 0x0111, 0x0112, 0x0120, 0x0121, 0x0121, 0x0122,
+ 0x0200, 0x0201, 0x0201, 0x0202, 0x0210, 0x0211, 0x0211, 0x0212,
+ 0x0210, 0x0211, 0x0211, 0x0212, 0x0220, 0x0221, 0x0221, 0x0222,
+ 0x1000, 0x1001, 0x1001, 0x1002, 0x1010, 0x1011, 0x1011, 0x1012,
+ 0x1010, 0x1011, 0x1011, 0x1012, 0x1020, 0x1021, 0x1021, 0x1022,
+ 0x1100, 0x1101, 0x1101, 0x1102, 0x1110, 0x1111, 0x1111, 0x1112,
+ 0x1110, 0x1111, 0x1111, 0x1112, 0x1120, 0x1121, 0x1121, 0x1122,
+ 0x1100, 0x1101, 0x1101, 0x1102, 0x1110, 0x1111, 0x1111, 0x1112,
+ 0x1110, 0x1111, 0x1111, 0x1112, 0x1120, 0x1121, 0x1121, 0x1122,
+ 0x1200, 0x1201, 0x1201, 0x1202, 0x1210, 0x1211, 0x1211, 0x1212,
+ 0x1210, 0x1211, 0x1211, 0x1212, 0x1220, 0x1221, 0x1221, 0x1222,
+ 0x1000, 0x1001, 0x1001, 0x1002, 0x1010, 0x1011, 0x1011, 0x1012,
+ 0x1010, 0x1011, 0x1011, 0x1012, 0x1020, 0x1021, 0x1021, 0x1022,
+ 0x1100, 0x1101, 0x1101, 0x1102, 0x1110, 0x1111, 0x1111, 0x1112,
+ 0x1110, 0x1111, 0x1111, 0x1112, 0x1120, 0x1121, 0x1121, 0x1122,
+ 0x1100, 0x1101, 0x1101, 0x1102, 0x1110, 0x1111, 0x1111, 0x1112,
+ 0x1110, 0x1111, 0x1111, 0x1112, 0x1120, 0x1121, 0x1121, 0x1122,
+ 0x1200, 0x1201, 0x1201, 0x1202, 0x1210, 0x1211, 0x1211, 0x1212,
+ 0x1210, 0x1211, 0x1211, 0x1212, 0x1220, 0x1221, 0x1221, 0x1222,
+ 0x2000, 0x2001, 0x2001, 0x2002, 0x2010, 0x2011, 0x2011, 0x2012,
+ 0x2010, 0x2011, 0x2011, 0x2012, 0x2020, 0x2021, 0x2021, 0x2022,
+ 0x2100, 0x2101, 0x2101, 0x2102, 0x2110, 0x2111, 0x2111, 0x2112,
+ 0x2110, 0x2111, 0x2111, 0x2112, 0x2120, 0x2121, 0x2121, 0x2122,
+ 0x2100, 0x2101, 0x2101, 0x2102, 0x2110, 0x2111, 0x2111, 0x2112,
+ 0x2110, 0x2111, 0x2111, 0x2112, 0x2120, 0x2121, 0x2121, 0x2122,
+ 0x2200, 0x2201, 0x2201, 0x2202, 0x2210, 0x2211, 0x2211, 0x2212,
+ 0x2210, 0x2211, 0x2211, 0x2212, 0x2220, 0x2221, 0x2221, 0x2222
+ };
+
+#endif /* FT_RASTER_OPTION_ANTI_ALIASING */
+
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /** **/
+ /** PROFILES COMPUTATION **/
+ /** **/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Set_High_Precision */
+ /* */
+ /* <Description> */
+ /* Set precision variables according to param flag. */
+ /* */
+ /* <Input> */
+ /* High :: Set to True for high precision (typically for ppem < 18), */
+ /* false otherwise. */
+ /* */
+ static void
+ Set_High_Precision( RAS_ARGS Int High )
+ {
+ /*
+ * `precision_step' is used in `Bezier_Up' to decide when to split a
+ * given y-monotonous Bezier arc that crosses a scanline before
+ * approximating it as a straight segment. The default value of 32 (for
+ * low accuracy) corresponds to
+ *
+ * 32 / 64 == 0.5 pixels ,
+ *
+ * while for the high accuracy case we have
+ *
+ * 256/ (1 << 12) = 0.0625 pixels .
+ *
+ * `precision_jitter' is an epsilon threshold used in
+ * `Vertical_Sweep_Span' to deal with small imperfections in the Bezier
+ * decomposition (after all, we are working with approximations only);
+ * it avoids switching on additional pixels which would cause artifacts
+ * otherwise.
+ *
+ * The value of `precision_jitter' has been determined heuristically.
+ *
+ */
+
+ if ( High )
+ {
+ ras.precision_bits = 12;
+ ras.precision_step = 256;
+ ras.precision_jitter = 30;
+ }
+ else
+ {
+ ras.precision_bits = 6;
+ ras.precision_step = 32;
+ ras.precision_jitter = 2;
+ }
+
+ FT_TRACE6(( "Set_High_Precision(%s)\n", High ? "true" : "false" ));
+
+ ras.precision = 1 << ras.precision_bits;
+ ras.precision_half = ras.precision / 2;
+ ras.precision_shift = ras.precision_bits - Pixel_Bits;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* New_Profile */
+ /* */
+ /* <Description> */
+ /* Create a new profile in the render pool. */
+ /* */
+ /* <Input> */
+ /* aState :: The state/orientation of the new profile. */
+ /* */
+ /* overshoot :: Whether the profile's unrounded start position */
+ /* differs by at least a half pixel. */
+ /* */
+ /* <Return> */
+ /* SUCCESS on success. FAILURE in case of overflow or of incoherent */
+ /* profile. */
+ /* */
+ static Bool
+ New_Profile( RAS_ARGS TStates aState,
+ Bool overshoot )
+ {
+ if ( !ras.fProfile )
+ {
+ ras.cProfile = (PProfile)ras.top;
+ ras.fProfile = ras.cProfile;
+ ras.top += AlignProfileSize;
+ }
+
+ if ( ras.top >= ras.maxBuff )
+ {
+ ras.error = Raster_Err_Overflow;
+ return FAILURE;
+ }
+
+ ras.cProfile->flags = 0;
+ ras.cProfile->start = 0;
+ ras.cProfile->height = 0;
+ ras.cProfile->offset = ras.top;
+ ras.cProfile->link = (PProfile)0;
+ ras.cProfile->next = (PProfile)0;
+ ras.cProfile->flags = ras.dropOutControl;
+
+ switch ( aState )
+ {
+ case Ascending_State:
+ ras.cProfile->flags |= Flow_Up;
+ if ( overshoot )
+ ras.cProfile->flags |= Overshoot_Bottom;
+
+ FT_TRACE6(( "New ascending profile = %p\n", ras.cProfile ));
+ break;
+
+ case Descending_State:
+ if ( overshoot )
+ ras.cProfile->flags |= Overshoot_Top;
+ FT_TRACE6(( "New descending profile = %p\n", ras.cProfile ));
+ break;
+
+ default:
+ FT_ERROR(( "New_Profile: invalid profile direction\n" ));
+ ras.error = Raster_Err_Invalid;
+ return FAILURE;
+ }
+
+ if ( !ras.gProfile )
+ ras.gProfile = ras.cProfile;
+
+ ras.state = aState;
+ ras.fresh = TRUE;
+ ras.joint = FALSE;
+
+ return SUCCESS;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* End_Profile */
+ /* */
+ /* <Description> */
+ /* Finalize the current profile. */
+ /* */
+ /* <Input> */
+ /* overshoot :: Whether the profile's unrounded end position differs */
+ /* by at least a half pixel. */
+ /* */
+ /* <Return> */
+ /* SUCCESS on success. FAILURE in case of overflow or incoherency. */
+ /* */
+ static Bool
+ End_Profile( RAS_ARGS Bool overshoot )
+ {
+ Long h;
+ PProfile oldProfile;
+
+
+ h = (Long)( ras.top - ras.cProfile->offset );
+
+ if ( h < 0 )
+ {
+ FT_ERROR(( "End_Profile: negative height encountered\n" ));
+ ras.error = Raster_Err_Neg_Height;
+ return FAILURE;
+ }
+
+ if ( h > 0 )
+ {
+ FT_TRACE6(( "Ending profile %p, start = %ld, height = %ld\n",
+ ras.cProfile, ras.cProfile->start, h ));
+
+ ras.cProfile->height = h;
+ if ( overshoot )
+ {
+ if ( ras.cProfile->flags & Flow_Up )
+ ras.cProfile->flags |= Overshoot_Top;
+ else
+ ras.cProfile->flags |= Overshoot_Bottom;
+ }
+
+ oldProfile = ras.cProfile;
+ ras.cProfile = (PProfile)ras.top;
+
+ ras.top += AlignProfileSize;
+
+ ras.cProfile->height = 0;
+ ras.cProfile->offset = ras.top;
+
+ oldProfile->next = ras.cProfile;
+ ras.num_Profs++;
+ }
+
+ if ( ras.top >= ras.maxBuff )
+ {
+ FT_TRACE1(( "overflow in End_Profile\n" ));
+ ras.error = Raster_Err_Overflow;
+ return FAILURE;
+ }
+
+ ras.joint = FALSE;
+
+ return SUCCESS;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Insert_Y_Turn */
+ /* */
+ /* <Description> */
+ /* Insert a salient into the sorted list placed on top of the render */
+ /* pool. */
+ /* */
+ /* <Input> */
+ /* New y scanline position. */
+ /* */
+ /* <Return> */
+ /* SUCCESS on success. FAILURE in case of overflow. */
+ /* */
+ static Bool
+ Insert_Y_Turn( RAS_ARGS Int y )
+ {
+ PLong y_turns;
+ Int y2, n;
+
+
+ n = ras.numTurns - 1;
+ y_turns = ras.sizeBuff - ras.numTurns;
+
+ /* look for first y value that is <= */
+ while ( n >= 0 && y < y_turns[n] )
+ n--;
+
+ /* if it is <, simply insert it, ignore if == */
+ if ( n >= 0 && y > y_turns[n] )
+ while ( n >= 0 )
+ {
+ y2 = (Int)y_turns[n];
+ y_turns[n] = y;
+ y = y2;
+ n--;
+ }
+
+ if ( n < 0 )
+ {
+ ras.maxBuff--;
+ if ( ras.maxBuff <= ras.top )
+ {
+ ras.error = Raster_Err_Overflow;
+ return FAILURE;
+ }
+ ras.numTurns++;
+ ras.sizeBuff[-ras.numTurns] = y;
+ }
+
+ return SUCCESS;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Finalize_Profile_Table */
+ /* */
+ /* <Description> */
+ /* Adjust all links in the profiles list. */
+ /* */
+ /* <Return> */
+ /* SUCCESS on success. FAILURE in case of overflow. */
+ /* */
+ static Bool
+ Finalize_Profile_Table( RAS_ARG )
+ {
+ Int bottom, top;
+ UShort n;
+ PProfile p;
+
+
+ n = ras.num_Profs;
+ p = ras.fProfile;
+
+ if ( n > 1 && p )
+ {
+ while ( n > 0 )
+ {
+ if ( n > 1 )
+ p->link = (PProfile)( p->offset + p->height );
+ else
+ p->link = NULL;
+
+ if ( p->flags & Flow_Up )
+ {
+ bottom = (Int)p->start;
+ top = (Int)( p->start + p->height - 1 );
+ }
+ else
+ {
+ bottom = (Int)( p->start - p->height + 1 );
+ top = (Int)p->start;
+ p->start = bottom;
+ p->offset += p->height - 1;
+ }
+
+ if ( Insert_Y_Turn( RAS_VARS bottom ) ||
+ Insert_Y_Turn( RAS_VARS top + 1 ) )
+ return FAILURE;
+
+ p = p->link;
+ n--;
+ }
+ }
+ else
+ ras.fProfile = NULL;
+
+ return SUCCESS;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Split_Conic */
+ /* */
+ /* <Description> */
+ /* Subdivide one conic Bezier into two joint sub-arcs in the Bezier */
+ /* stack. */
+ /* */
+ /* <Input> */
+ /* None (subdivided Bezier is taken from the top of the stack). */
+ /* */
+ /* <Note> */
+ /* This routine is the `beef' of this component. It is _the_ inner */
+ /* loop that should be optimized to hell to get the best performance. */
+ /* */
+ static void
+ Split_Conic( TPoint* base )
+ {
+ Long a, b;
+
+
+ base[4].x = base[2].x;
+ b = base[1].x;
+ a = base[3].x = ( base[2].x + b ) / 2;
+ b = base[1].x = ( base[0].x + b ) / 2;
+ base[2].x = ( a + b ) / 2;
+
+ base[4].y = base[2].y;
+ b = base[1].y;
+ a = base[3].y = ( base[2].y + b ) / 2;
+ b = base[1].y = ( base[0].y + b ) / 2;
+ base[2].y = ( a + b ) / 2;
+
+ /* hand optimized. gcc doesn't seem to be too good at common */
+ /* expression substitution and instruction scheduling ;-) */
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Split_Cubic */
+ /* */
+ /* <Description> */
+ /* Subdivide a third-order Bezier arc into two joint sub-arcs in the */
+ /* Bezier stack. */
+ /* */
+ /* <Note> */
+ /* This routine is the `beef' of the component. It is one of _the_ */
+ /* inner loops that should be optimized like hell to get the best */
+ /* performance. */
+ /* */
+ static void
+ Split_Cubic( TPoint* base )
+ {
+ Long a, b, c, d;
+
+
+ base[6].x = base[3].x;
+ c = base[1].x;
+ d = base[2].x;
+ base[1].x = a = ( base[0].x + c + 1 ) >> 1;
+ base[5].x = b = ( base[3].x + d + 1 ) >> 1;
+ c = ( c + d + 1 ) >> 1;
+ base[2].x = a = ( a + c + 1 ) >> 1;
+ base[4].x = b = ( b + c + 1 ) >> 1;
+ base[3].x = ( a + b + 1 ) >> 1;
+
+ base[6].y = base[3].y;
+ c = base[1].y;
+ d = base[2].y;
+ base[1].y = a = ( base[0].y + c + 1 ) >> 1;
+ base[5].y = b = ( base[3].y + d + 1 ) >> 1;
+ c = ( c + d + 1 ) >> 1;
+ base[2].y = a = ( a + c + 1 ) >> 1;
+ base[4].y = b = ( b + c + 1 ) >> 1;
+ base[3].y = ( a + b + 1 ) >> 1;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Line_Up */
+ /* */
+ /* <Description> */
+ /* Compute the x-coordinates of an ascending line segment and store */
+ /* them in the render pool. */
+ /* */
+ /* <Input> */
+ /* x1 :: The x-coordinate of the segment's start point. */
+ /* */
+ /* y1 :: The y-coordinate of the segment's start point. */
+ /* */
+ /* x2 :: The x-coordinate of the segment's end point. */
+ /* */
+ /* y2 :: The y-coordinate of the segment's end point. */
+ /* */
+ /* miny :: A lower vertical clipping bound value. */
+ /* */
+ /* maxy :: An upper vertical clipping bound value. */
+ /* */
+ /* <Return> */
+ /* SUCCESS on success, FAILURE on render pool overflow. */
+ /* */
+ static Bool
+ Line_Up( RAS_ARGS Long x1,
+ Long y1,
+ Long x2,
+ Long y2,
+ Long miny,
+ Long maxy )
+ {
+ Long Dx, Dy;
+ Int e1, e2, f1, f2, size; /* XXX: is `Short' sufficient? */
+ Long Ix, Rx, Ax;
+
+ PLong top;
+
+
+ Dx = x2 - x1;
+ Dy = y2 - y1;
+
+ if ( Dy <= 0 || y2 < miny || y1 > maxy )
+ return SUCCESS;
+
+ if ( y1 < miny )
+ {
+ /* Take care: miny-y1 can be a very large value; we use */
+ /* a slow MulDiv function to avoid clipping bugs */
+ x1 += SMulDiv( Dx, miny - y1, Dy );
+ e1 = (Int)TRUNC( miny );
+ f1 = 0;
+ }
+ else
+ {
+ e1 = (Int)TRUNC( y1 );
+ f1 = (Int)FRAC( y1 );
+ }
+
+ if ( y2 > maxy )
+ {
+ /* x2 += FMulDiv( Dx, maxy - y2, Dy ); UNNECESSARY */
+ e2 = (Int)TRUNC( maxy );
+ f2 = 0;
+ }
+ else
+ {
+ e2 = (Int)TRUNC( y2 );
+ f2 = (Int)FRAC( y2 );
+ }
+
+ if ( f1 > 0 )
+ {
+ if ( e1 == e2 )
+ return SUCCESS;
+ else
+ {
+ x1 += SMulDiv( Dx, ras.precision - f1, Dy );
+ e1 += 1;
+ }
+ }
+ else
+ if ( ras.joint )
+ {
+ ras.top--;
+ ras.joint = FALSE;
+ }
+
+ ras.joint = (char)( f2 == 0 );
+
+ if ( ras.fresh )
+ {
+ ras.cProfile->start = e1;
+ ras.fresh = FALSE;
+ }
+
+ size = e2 - e1 + 1;
+ if ( ras.top + size >= ras.maxBuff )
+ {
+ ras.error = Raster_Err_Overflow;
+ return FAILURE;
+ }
+
+ if ( Dx > 0 )
+ {
+ Ix = SMulDiv( ras.precision, Dx, Dy);
+ Rx = ( ras.precision * Dx ) % Dy;
+ Dx = 1;
+ }
+ else
+ {
+ Ix = SMulDiv( ras.precision, -Dx, Dy) * -1;
+ Rx = ( ras.precision * -Dx ) % Dy;
+ Dx = -1;
+ }
+
+ Ax = -Dy;
+ top = ras.top;
+
+ while ( size > 0 )
+ {
+ *top++ = x1;
+
+ x1 += Ix;
+ Ax += Rx;
+ if ( Ax >= 0 )
+ {
+ Ax -= Dy;
+ x1 += Dx;
+ }
+ size--;
+ }
+
+ ras.top = top;
+ return SUCCESS;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Line_Down */
+ /* */
+ /* <Description> */
+ /* Compute the x-coordinates of an descending line segment and store */
+ /* them in the render pool. */
+ /* */
+ /* <Input> */
+ /* x1 :: The x-coordinate of the segment's start point. */
+ /* */
+ /* y1 :: The y-coordinate of the segment's start point. */
+ /* */
+ /* x2 :: The x-coordinate of the segment's end point. */
+ /* */
+ /* y2 :: The y-coordinate of the segment's end point. */
+ /* */
+ /* miny :: A lower vertical clipping bound value. */
+ /* */
+ /* maxy :: An upper vertical clipping bound value. */
+ /* */
+ /* <Return> */
+ /* SUCCESS on success, FAILURE on render pool overflow. */
+ /* */
+ static Bool
+ Line_Down( RAS_ARGS Long x1,
+ Long y1,
+ Long x2,
+ Long y2,
+ Long miny,
+ Long maxy )
+ {
+ Bool result, fresh;
+
+
+ fresh = ras.fresh;
+
+ result = Line_Up( RAS_VARS x1, -y1, x2, -y2, -maxy, -miny );
+
+ if ( fresh && !ras.fresh )
+ ras.cProfile->start = -ras.cProfile->start;
+
+ return result;
+ }
+
+
+ /* A function type describing the functions used to split Bezier arcs */
+ typedef void (*TSplitter)( TPoint* base );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Bezier_Up */
+ /* */
+ /* <Description> */
+ /* Compute the x-coordinates of an ascending Bezier arc and store */
+ /* them in the render pool. */
+ /* */
+ /* <Input> */
+ /* degree :: The degree of the Bezier arc (either 2 or 3). */
+ /* */
+ /* splitter :: The function to split Bezier arcs. */
+ /* */
+ /* miny :: A lower vertical clipping bound value. */
+ /* */
+ /* maxy :: An upper vertical clipping bound value. */
+ /* */
+ /* <Return> */
+ /* SUCCESS on success, FAILURE on render pool overflow. */
+ /* */
+ static Bool
+ Bezier_Up( RAS_ARGS Int degree,
+ TSplitter splitter,
+ Long miny,
+ Long maxy )
+ {
+ Long y1, y2, e, e2, e0;
+ Short f1;
+
+ TPoint* arc;
+ TPoint* start_arc;
+
+ PLong top;
+
+
+ arc = ras.arc;
+ y1 = arc[degree].y;
+ y2 = arc[0].y;
+ top = ras.top;
+
+ if ( y2 < miny || y1 > maxy )
+ goto Fin;
+
+ e2 = FLOOR( y2 );
+
+ if ( e2 > maxy )
+ e2 = maxy;
+
+ e0 = miny;
+
+ if ( y1 < miny )
+ e = miny;
+ else
+ {
+ e = CEILING( y1 );
+ f1 = (Short)( FRAC( y1 ) );
+ e0 = e;
+
+ if ( f1 == 0 )
+ {
+ if ( ras.joint )
+ {
+ top--;
+ ras.joint = FALSE;
+ }
+
+ *top++ = arc[degree].x;
+
+ e += ras.precision;
+ }
+ }
+
+ if ( ras.fresh )
+ {
+ ras.cProfile->start = TRUNC( e0 );
+ ras.fresh = FALSE;
+ }
+
+ if ( e2 < e )
+ goto Fin;
+
+ if ( ( top + TRUNC( e2 - e ) + 1 ) >= ras.maxBuff )
+ {
+ ras.top = top;
+ ras.error = Raster_Err_Overflow;
+ return FAILURE;
+ }
+
+ start_arc = arc;
+
+ while ( arc >= start_arc && e <= e2 )
+ {
+ ras.joint = FALSE;
+
+ y2 = arc[0].y;
+
+ if ( y2 > e )
+ {
+ y1 = arc[degree].y;
+ if ( y2 - y1 >= ras.precision_step )
+ {
+ splitter( arc );
+ arc += degree;
+ }
+ else
+ {
+ *top++ = arc[degree].x + FMulDiv( arc[0].x - arc[degree].x,
+ e - y1, y2 - y1 );
+ arc -= degree;
+ e += ras.precision;
+ }
+ }
+ else
+ {
+ if ( y2 == e )
+ {
+ ras.joint = TRUE;
+ *top++ = arc[0].x;
+
+ e += ras.precision;
+ }
+ arc -= degree;
+ }
+ }
+
+ Fin:
+ ras.top = top;
+ ras.arc -= degree;
+ return SUCCESS;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Bezier_Down */
+ /* */
+ /* <Description> */
+ /* Compute the x-coordinates of an descending Bezier arc and store */
+ /* them in the render pool. */
+ /* */
+ /* <Input> */
+ /* degree :: The degree of the Bezier arc (either 2 or 3). */
+ /* */
+ /* splitter :: The function to split Bezier arcs. */
+ /* */
+ /* miny :: A lower vertical clipping bound value. */
+ /* */
+ /* maxy :: An upper vertical clipping bound value. */
+ /* */
+ /* <Return> */
+ /* SUCCESS on success, FAILURE on render pool overflow. */
+ /* */
+ static Bool
+ Bezier_Down( RAS_ARGS Int degree,
+ TSplitter splitter,
+ Long miny,
+ Long maxy )
+ {
+ TPoint* arc = ras.arc;
+ Bool result, fresh;
+
+
+ arc[0].y = -arc[0].y;
+ arc[1].y = -arc[1].y;
+ arc[2].y = -arc[2].y;
+ if ( degree > 2 )
+ arc[3].y = -arc[3].y;
+
+ fresh = ras.fresh;
+
+ result = Bezier_Up( RAS_VARS degree, splitter, -maxy, -miny );
+
+ if ( fresh && !ras.fresh )
+ ras.cProfile->start = -ras.cProfile->start;
+
+ arc[0].y = -arc[0].y;
+ return result;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Line_To */
+ /* */
+ /* <Description> */
+ /* Inject a new line segment and adjust the Profiles list. */
+ /* */
+ /* <Input> */
+ /* x :: The x-coordinate of the segment's end point (its start point */
+ /* is stored in `lastX'). */
+ /* */
+ /* y :: The y-coordinate of the segment's end point (its start point */
+ /* is stored in `lastY'). */
+ /* */
+ /* <Return> */
+ /* SUCCESS on success, FAILURE on render pool overflow or incorrect */
+ /* profile. */
+ /* */
+ static Bool
+ Line_To( RAS_ARGS Long x,
+ Long y )
+ {
+ /* First, detect a change of direction */
+
+ switch ( ras.state )
+ {
+ case Unknown_State:
+ if ( y > ras.lastY )
+ {
+ if ( New_Profile( RAS_VARS Ascending_State,
+ IS_BOTTOM_OVERSHOOT( ras.lastY ) ) )
+ return FAILURE;
+ }
+ else
+ {
+ if ( y < ras.lastY )
+ if ( New_Profile( RAS_VARS Descending_State,
+ IS_TOP_OVERSHOOT( ras.lastY ) ) )
+ return FAILURE;
+ }
+ break;
+
+ case Ascending_State:
+ if ( y < ras.lastY )
+ {
+ if ( End_Profile( RAS_VARS IS_TOP_OVERSHOOT( ras.lastY ) ) ||
+ New_Profile( RAS_VARS Descending_State,
+ IS_TOP_OVERSHOOT( ras.lastY ) ) )
+ return FAILURE;
+ }
+ break;
+
+ case Descending_State:
+ if ( y > ras.lastY )
+ {
+ if ( End_Profile( RAS_VARS IS_BOTTOM_OVERSHOOT( ras.lastY ) ) ||
+ New_Profile( RAS_VARS Ascending_State,
+ IS_BOTTOM_OVERSHOOT( ras.lastY ) ) )
+ return FAILURE;
+ }
+ break;
+
+ default:
+ ;
+ }
+
+ /* Then compute the lines */
+
+ switch ( ras.state )
+ {
+ case Ascending_State:
+ if ( Line_Up( RAS_VARS ras.lastX, ras.lastY,
+ x, y, ras.minY, ras.maxY ) )
+ return FAILURE;
+ break;
+
+ case Descending_State:
+ if ( Line_Down( RAS_VARS ras.lastX, ras.lastY,
+ x, y, ras.minY, ras.maxY ) )
+ return FAILURE;
+ break;
+
+ default:
+ ;
+ }
+
+ ras.lastX = x;
+ ras.lastY = y;
+
+ return SUCCESS;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Conic_To */
+ /* */
+ /* <Description> */
+ /* Inject a new conic arc and adjust the profile list. */
+ /* */
+ /* <Input> */
+ /* cx :: The x-coordinate of the arc's new control point. */
+ /* */
+ /* cy :: The y-coordinate of the arc's new control point. */
+ /* */
+ /* x :: The x-coordinate of the arc's end point (its start point is */
+ /* stored in `lastX'). */
+ /* */
+ /* y :: The y-coordinate of the arc's end point (its start point is */
+ /* stored in `lastY'). */
+ /* */
+ /* <Return> */
+ /* SUCCESS on success, FAILURE on render pool overflow or incorrect */
+ /* profile. */
+ /* */
+ static Bool
+ Conic_To( RAS_ARGS Long cx,
+ Long cy,
+ Long x,
+ Long y )
+ {
+ Long y1, y2, y3, x3, ymin, ymax;
+ TStates state_bez;
+
+
+ ras.arc = ras.arcs;
+ ras.arc[2].x = ras.lastX;
+ ras.arc[2].y = ras.lastY;
+ ras.arc[1].x = cx;
+ ras.arc[1].y = cy;
+ ras.arc[0].x = x;
+ ras.arc[0].y = y;
+
+ do
+ {
+ y1 = ras.arc[2].y;
+ y2 = ras.arc[1].y;
+ y3 = ras.arc[0].y;
+ x3 = ras.arc[0].x;
+
+ /* first, categorize the Bezier arc */
+
+ if ( y1 <= y3 )
+ {
+ ymin = y1;
+ ymax = y3;
+ }
+ else
+ {
+ ymin = y3;
+ ymax = y1;
+ }
+
+ if ( y2 < ymin || y2 > ymax )
+ {
+ /* this arc has no given direction, split it! */
+ Split_Conic( ras.arc );
+ ras.arc += 2;
+ }
+ else if ( y1 == y3 )
+ {
+ /* this arc is flat, ignore it and pop it from the Bezier stack */
+ ras.arc -= 2;
+ }
+ else
+ {
+ /* the arc is y-monotonous, either ascending or descending */
+ /* detect a change of direction */
+ state_bez = y1 < y3 ? Ascending_State : Descending_State;
+ if ( ras.state != state_bez )
+ {
+ Bool o = state_bez == Ascending_State ? IS_BOTTOM_OVERSHOOT( y1 )
+ : IS_TOP_OVERSHOOT( y1 );
+
+
+ /* finalize current profile if any */
+ if ( ras.state != Unknown_State &&
+ End_Profile( RAS_VARS o ) )
+ goto Fail;
+
+ /* create a new profile */
+ if ( New_Profile( RAS_VARS state_bez, o ) )
+ goto Fail;
+ }
+
+ /* now call the appropriate routine */
+ if ( state_bez == Ascending_State )
+ {
+ if ( Bezier_Up( RAS_VARS 2, Split_Conic, ras.minY, ras.maxY ) )
+ goto Fail;
+ }
+ else
+ if ( Bezier_Down( RAS_VARS 2, Split_Conic, ras.minY, ras.maxY ) )
+ goto Fail;
+ }
+
+ } while ( ras.arc >= ras.arcs );
+
+ ras.lastX = x3;
+ ras.lastY = y3;
+
+ return SUCCESS;
+
+ Fail:
+ return FAILURE;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Cubic_To */
+ /* */
+ /* <Description> */
+ /* Inject a new cubic arc and adjust the profile list. */
+ /* */
+ /* <Input> */
+ /* cx1 :: The x-coordinate of the arc's first new control point. */
+ /* */
+ /* cy1 :: The y-coordinate of the arc's first new control point. */
+ /* */
+ /* cx2 :: The x-coordinate of the arc's second new control point. */
+ /* */
+ /* cy2 :: The y-coordinate of the arc's second new control point. */
+ /* */
+ /* x :: The x-coordinate of the arc's end point (its start point is */
+ /* stored in `lastX'). */
+ /* */
+ /* y :: The y-coordinate of the arc's end point (its start point is */
+ /* stored in `lastY'). */
+ /* */
+ /* <Return> */
+ /* SUCCESS on success, FAILURE on render pool overflow or incorrect */
+ /* profile. */
+ /* */
+ static Bool
+ Cubic_To( RAS_ARGS Long cx1,
+ Long cy1,
+ Long cx2,
+ Long cy2,
+ Long x,
+ Long y )
+ {
+ Long y1, y2, y3, y4, x4, ymin1, ymax1, ymin2, ymax2;
+ TStates state_bez;
+
+
+ ras.arc = ras.arcs;
+ ras.arc[3].x = ras.lastX;
+ ras.arc[3].y = ras.lastY;
+ ras.arc[2].x = cx1;
+ ras.arc[2].y = cy1;
+ ras.arc[1].x = cx2;
+ ras.arc[1].y = cy2;
+ ras.arc[0].x = x;
+ ras.arc[0].y = y;
+
+ do
+ {
+ y1 = ras.arc[3].y;
+ y2 = ras.arc[2].y;
+ y3 = ras.arc[1].y;
+ y4 = ras.arc[0].y;
+ x4 = ras.arc[0].x;
+
+ /* first, categorize the Bezier arc */
+
+ if ( y1 <= y4 )
+ {
+ ymin1 = y1;
+ ymax1 = y4;
+ }
+ else
+ {
+ ymin1 = y4;
+ ymax1 = y1;
+ }
+
+ if ( y2 <= y3 )
+ {
+ ymin2 = y2;
+ ymax2 = y3;
+ }
+ else
+ {
+ ymin2 = y3;
+ ymax2 = y2;
+ }
+
+ if ( ymin2 < ymin1 || ymax2 > ymax1 )
+ {
+ /* this arc has no given direction, split it! */
+ Split_Cubic( ras.arc );
+ ras.arc += 3;
+ }
+ else if ( y1 == y4 )
+ {
+ /* this arc is flat, ignore it and pop it from the Bezier stack */
+ ras.arc -= 3;
+ }
+ else
+ {
+ state_bez = ( y1 <= y4 ) ? Ascending_State : Descending_State;
+
+ /* detect a change of direction */
+ if ( ras.state != state_bez )
+ {
+ Bool o = state_bez == Ascending_State ? IS_BOTTOM_OVERSHOOT( y1 )
+ : IS_TOP_OVERSHOOT( y1 );
+
+
+ /* finalize current profile if any */
+ if ( ras.state != Unknown_State &&
+ End_Profile( RAS_VARS o ) )
+ goto Fail;
+
+ if ( New_Profile( RAS_VARS state_bez, o ) )
+ goto Fail;
+ }
+
+ /* compute intersections */
+ if ( state_bez == Ascending_State )
+ {
+ if ( Bezier_Up( RAS_VARS 3, Split_Cubic, ras.minY, ras.maxY ) )
+ goto Fail;
+ }
+ else
+ if ( Bezier_Down( RAS_VARS 3, Split_Cubic, ras.minY, ras.maxY ) )
+ goto Fail;
+ }
+
+ } while ( ras.arc >= ras.arcs );
+
+ ras.lastX = x4;
+ ras.lastY = y4;
+
+ return SUCCESS;
+
+ Fail:
+ return FAILURE;
+ }
+
+
+#undef SWAP_
+#define SWAP_( x, y ) do \
+ { \
+ Long swap = x; \
+ \
+ \
+ x = y; \
+ y = swap; \
+ } while ( 0 )
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Decompose_Curve */
+ /* */
+ /* <Description> */
+ /* Scan the outline arrays in order to emit individual segments and */
+ /* Beziers by calling Line_To() and Bezier_To(). It handles all */
+ /* weird cases, like when the first point is off the curve, or when */
+ /* there are simply no `on' points in the contour! */
+ /* */
+ /* <Input> */
+ /* first :: The index of the first point in the contour. */
+ /* */
+ /* last :: The index of the last point in the contour. */
+ /* */
+ /* flipped :: If set, flip the direction of the curve. */
+ /* */
+ /* <Return> */
+ /* SUCCESS on success, FAILURE on error. */
+ /* */
+ static Bool
+ Decompose_Curve( RAS_ARGS UShort first,
+ UShort last,
+ int flipped )
+ {
+ FT_Vector v_last;
+ FT_Vector v_control;
+ FT_Vector v_start;
+
+ FT_Vector* points;
+ FT_Vector* point;
+ FT_Vector* limit;
+ char* tags;
+
+ unsigned tag; /* current point's state */
+
+
+ points = ras.outline.points;
+ limit = points + last;
+
+ v_start.x = SCALED( points[first].x );
+ v_start.y = SCALED( points[first].y );
+ v_last.x = SCALED( points[last].x );
+ v_last.y = SCALED( points[last].y );
+
+ if ( flipped )
+ {
+ SWAP_( v_start.x, v_start.y );
+ SWAP_( v_last.x, v_last.y );
+ }
+
+ v_control = v_start;
+
+ point = points + first;
+ tags = ras.outline.tags + first;
+
+ /* set scan mode if necessary */
+ if ( tags[0] & FT_CURVE_TAG_HAS_SCANMODE )
+ ras.dropOutControl = (Byte)tags[0] >> 5;
+
+ tag = FT_CURVE_TAG( tags[0] );
+
+ /* A contour cannot start with a cubic control point! */
+ if ( tag == FT_CURVE_TAG_CUBIC )
+ goto Invalid_Outline;
+
+ /* check first point to determine origin */
+ if ( tag == FT_CURVE_TAG_CONIC )
+ {
+ /* first point is conic control. Yes, this happens. */
+ if ( FT_CURVE_TAG( ras.outline.tags[last] ) == FT_CURVE_TAG_ON )
+ {
+ /* start at last point if it is on the curve */
+ v_start = v_last;
+ limit--;
+ }
+ else
+ {
+ /* if both first and last points are conic, */
+ /* start at their middle and record its position */
+ /* for closure */
+ v_start.x = ( v_start.x + v_last.x ) / 2;
+ v_start.y = ( v_start.y + v_last.y ) / 2;
+
+ v_last = v_start;
+ }
+ point--;
+ tags--;
+ }
+
+ ras.lastX = v_start.x;
+ ras.lastY = v_start.y;
+
+ while ( point < limit )
+ {
+ point++;
+ tags++;
+
+ tag = FT_CURVE_TAG( tags[0] );
+
+ switch ( tag )
+ {
+ case FT_CURVE_TAG_ON: /* emit a single line_to */
+ {
+ Long x, y;
+
+
+ x = SCALED( point->x );
+ y = SCALED( point->y );
+ if ( flipped )
+ SWAP_( x, y );
+
+ if ( Line_To( RAS_VARS x, y ) )
+ goto Fail;
+ continue;
+ }
+
+ case FT_CURVE_TAG_CONIC: /* consume conic arcs */
+ v_control.x = SCALED( point[0].x );
+ v_control.y = SCALED( point[0].y );
+
+ if ( flipped )
+ SWAP_( v_control.x, v_control.y );
+
+ Do_Conic:
+ if ( point < limit )
+ {
+ FT_Vector v_middle;
+ Long x, y;
+
+
+ point++;
+ tags++;
+ tag = FT_CURVE_TAG( tags[0] );
+
+ x = SCALED( point[0].x );
+ y = SCALED( point[0].y );
+
+ if ( flipped )
+ SWAP_( x, y );
+
+ if ( tag == FT_CURVE_TAG_ON )
+ {
+ if ( Conic_To( RAS_VARS v_control.x, v_control.y, x, y ) )
+ goto Fail;
+ continue;
+ }
+
+ if ( tag != FT_CURVE_TAG_CONIC )
+ goto Invalid_Outline;
+
+ v_middle.x = ( v_control.x + x ) / 2;
+ v_middle.y = ( v_control.y + y ) / 2;
+
+ if ( Conic_To( RAS_VARS v_control.x, v_control.y,
+ v_middle.x, v_middle.y ) )
+ goto Fail;
+
+ v_control.x = x;
+ v_control.y = y;
+
+ goto Do_Conic;
+ }
+
+ if ( Conic_To( RAS_VARS v_control.x, v_control.y,
+ v_start.x, v_start.y ) )
+ goto Fail;
+
+ goto Close;
+
+ default: /* FT_CURVE_TAG_CUBIC */
+ {
+ Long x1, y1, x2, y2, x3, y3;
+
+
+ if ( point + 1 > limit ||
+ FT_CURVE_TAG( tags[1] ) != FT_CURVE_TAG_CUBIC )
+ goto Invalid_Outline;
+
+ point += 2;
+ tags += 2;
+
+ x1 = SCALED( point[-2].x );
+ y1 = SCALED( point[-2].y );
+ x2 = SCALED( point[-1].x );
+ y2 = SCALED( point[-1].y );
+
+ if ( flipped )
+ {
+ SWAP_( x1, y1 );
+ SWAP_( x2, y2 );
+ }
+
+ if ( point <= limit )
+ {
+ x3 = SCALED( point[0].x );
+ y3 = SCALED( point[0].y );
+
+ if ( flipped )
+ SWAP_( x3, y3 );
+
+ if ( Cubic_To( RAS_VARS x1, y1, x2, y2, x3, y3 ) )
+ goto Fail;
+ continue;
+ }
+
+ if ( Cubic_To( RAS_VARS x1, y1, x2, y2, v_start.x, v_start.y ) )
+ goto Fail;
+ goto Close;
+ }
+ }
+ }
+
+ /* close the contour with a line segment */
+ if ( Line_To( RAS_VARS v_start.x, v_start.y ) )
+ goto Fail;
+
+ Close:
+ return SUCCESS;
+
+ Invalid_Outline:
+ ras.error = Raster_Err_Invalid;
+
+ Fail:
+ return FAILURE;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Convert_Glyph */
+ /* */
+ /* <Description> */
+ /* Convert a glyph into a series of segments and arcs and make a */
+ /* profiles list with them. */
+ /* */
+ /* <Input> */
+ /* flipped :: If set, flip the direction of curve. */
+ /* */
+ /* <Return> */
+ /* SUCCESS on success, FAILURE if any error was encountered during */
+ /* rendering. */
+ /* */
+ static Bool
+ Convert_Glyph( RAS_ARGS int flipped )
+ {
+ int i;
+ unsigned start;
+
+ PProfile lastProfile;
+
+
+ ras.fProfile = NULL;
+ ras.joint = FALSE;
+ ras.fresh = FALSE;
+
+ ras.maxBuff = ras.sizeBuff - AlignProfileSize;
+
+ ras.numTurns = 0;
+
+ ras.cProfile = (PProfile)ras.top;
+ ras.cProfile->offset = ras.top;
+ ras.num_Profs = 0;
+
+ start = 0;
+
+ for ( i = 0; i < ras.outline.n_contours; i++ )
+ {
+ Bool o;
+
+
+ ras.state = Unknown_State;
+ ras.gProfile = NULL;
+
+ if ( Decompose_Curve( RAS_VARS (unsigned short)start,
+ ras.outline.contours[i],
+ flipped ) )
+ return FAILURE;
+
+ start = ras.outline.contours[i] + 1;
+
+ /* we must now check whether the extreme arcs join or not */
+ if ( FRAC( ras.lastY ) == 0 &&
+ ras.lastY >= ras.minY &&
+ ras.lastY <= ras.maxY )
+ if ( ras.gProfile &&
+ ( ras.gProfile->flags & Flow_Up ) ==
+ ( ras.cProfile->flags & Flow_Up ) )
+ ras.top--;
+ /* Note that ras.gProfile can be nil if the contour was too small */
+ /* to be drawn. */
+
+ lastProfile = ras.cProfile;
+ if ( ras.cProfile->flags & Flow_Up )
+ o = IS_TOP_OVERSHOOT( ras.lastY );
+ else
+ o = IS_BOTTOM_OVERSHOOT( ras.lastY );
+ if ( End_Profile( RAS_VARS o ) )
+ return FAILURE;
+
+ /* close the `next profile in contour' linked list */
+ if ( ras.gProfile )
+ lastProfile->next = ras.gProfile;
+ }
+
+ if ( Finalize_Profile_Table( RAS_VAR ) )
+ return FAILURE;
+
+ return (Bool)( ras.top < ras.maxBuff ? SUCCESS : FAILURE );
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /** **/
+ /** SCAN-LINE SWEEPS AND DRAWING **/
+ /** **/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* Init_Linked */
+ /* */
+ /* Initializes an empty linked list. */
+ /* */
+ static void
+ Init_Linked( TProfileList* l )
+ {
+ *l = NULL;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* InsNew */
+ /* */
+ /* Inserts a new profile in a linked list. */
+ /* */
+ static void
+ InsNew( PProfileList list,
+ PProfile profile )
+ {
+ PProfile *old, current;
+ Long x;
+
+
+ old = list;
+ current = *old;
+ x = profile->X;
+
+ while ( current )
+ {
+ if ( x < current->X )
+ break;
+ old = ¤t->link;
+ current = *old;
+ }
+
+ profile->link = current;
+ *old = profile;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* DelOld */
+ /* */
+ /* Removes an old profile from a linked list. */
+ /* */
+ static void
+ DelOld( PProfileList list,
+ PProfile profile )
+ {
+ PProfile *old, current;
+
+
+ old = list;
+ current = *old;
+
+ while ( current )
+ {
+ if ( current == profile )
+ {
+ *old = current->link;
+ return;
+ }
+
+ old = ¤t->link;
+ current = *old;
+ }
+
+ /* we should never get there, unless the profile was not part of */
+ /* the list. */
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* Sort */
+ /* */
+ /* Sorts a trace list. In 95%, the list is already sorted. We need */
+ /* an algorithm which is fast in this case. Bubble sort is enough */
+ /* and simple. */
+ /* */
+ static void
+ Sort( PProfileList list )
+ {
+ PProfile *old, current, next;
+
+
+ /* First, set the new X coordinate of each profile */
+ current = *list;
+ while ( current )
+ {
+ current->X = *current->offset;
+ current->offset += current->flags & Flow_Up ? 1 : -1;
+ current->height--;
+ current = current->link;
+ }
+
+ /* Then sort them */
+ old = list;
+ current = *old;
+
+ if ( !current )
+ return;
+
+ next = current->link;
+
+ while ( next )
+ {
+ if ( current->X <= next->X )
+ {
+ old = ¤t->link;
+ current = *old;
+
+ if ( !current )
+ return;
+ }
+ else
+ {
+ *old = next;
+ current->link = next->link;
+ next->link = current;
+
+ old = list;
+ current = *old;
+ }
+
+ next = current->link;
+ }
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* Vertical Sweep Procedure Set */
+ /* */
+ /* These four routines are used during the vertical black/white sweep */
+ /* phase by the generic Draw_Sweep() function. */
+ /* */
+ /*************************************************************************/
+
+ static void
+ Vertical_Sweep_Init( RAS_ARGS Short* min,
+ Short* max )
+ {
+ Long pitch = ras.target.pitch;
+
+ FT_UNUSED( max );
+
+
+ ras.traceIncr = (Short)-pitch;
+ ras.traceOfs = -*min * pitch;
+ if ( pitch > 0 )
+ ras.traceOfs += ( ras.target.rows - 1 ) * pitch;
+
+ ras.gray_min_x = 0;
+ ras.gray_max_x = 0;
+ }
+
+
+ static void
+ Vertical_Sweep_Span( RAS_ARGS Short y,
+ FT_F26Dot6 x1,
+ FT_F26Dot6 x2,
+ PProfile left,
+ PProfile right )
+ {
+ Long e1, e2;
+ int c1, c2;
+ Byte f1, f2;
+ Byte* target;
+
+ FT_UNUSED( y );
+ FT_UNUSED( left );
+ FT_UNUSED( right );
+
+
+ /* Drop-out control */
+
+ e1 = TRUNC( CEILING( x1 ) );
+
+ if ( x2 - x1 - ras.precision <= ras.precision_jitter )
+ e2 = e1;
+ else
+ e2 = TRUNC( FLOOR( x2 ) );
+
+ if ( e2 >= 0 && e1 < ras.bWidth )
+ {
+ if ( e1 < 0 )
+ e1 = 0;
+ if ( e2 >= ras.bWidth )
+ e2 = ras.bWidth - 1;
+
+ c1 = (Short)( e1 >> 3 );
+ c2 = (Short)( e2 >> 3 );
+
+ f1 = (Byte) ( 0xFF >> ( e1 & 7 ) );
+ f2 = (Byte) ~( 0x7F >> ( e2 & 7 ) );
+
+ if ( ras.gray_min_x > c1 )
+ ras.gray_min_x = (short)c1;
+ if ( ras.gray_max_x < c2 )
+ ras.gray_max_x = (short)c2;
+
+ target = ras.bTarget + ras.traceOfs + c1;
+ c2 -= c1;
+
+ if ( c2 > 0 )
+ {
+ target[0] |= f1;
+
+ /* memset() is slower than the following code on many platforms. */
+ /* This is due to the fact that, in the vast majority of cases, */
+ /* the span length in bytes is relatively small. */
+ c2--;
+ while ( c2 > 0 )
+ {
+ *(++target) = 0xFF;
+ c2--;
+ }
+ target[1] |= f2;
+ }
+ else
+ *target |= ( f1 & f2 );
+ }
+ }
+
+
+ static void
+ Vertical_Sweep_Drop( RAS_ARGS Short y,
+ FT_F26Dot6 x1,
+ FT_F26Dot6 x2,
+ PProfile left,
+ PProfile right )
+ {
+ Long e1, e2, pxl;
+ Short c1, f1;
+
+
+ /* Drop-out control */
+
+ /* e2 x2 x1 e1 */
+ /* */
+ /* ^ | */
+ /* | | */
+ /* +-------------+---------------------+------------+ */
+ /* | | */
+ /* | v */
+ /* */
+ /* pixel contour contour pixel */
+ /* center center */
+
+ /* drop-out mode scan conversion rules (as defined in OpenType) */
+ /* --------------------------------------------------------------- */
+ /* 0 1, 2, 3 */
+ /* 1 1, 2, 4 */
+ /* 2 1, 2 */
+ /* 3 same as mode 2 */
+ /* 4 1, 2, 5 */
+ /* 5 1, 2, 6 */
+ /* 6, 7 same as mode 2 */
+
+ e1 = CEILING( x1 );
+ e2 = FLOOR ( x2 );
+ pxl = e1;
+
+ if ( e1 > e2 )
+ {
+ Int dropOutControl = left->flags & 7;
+
+
+ if ( e1 == e2 + ras.precision )
+ {
+ switch ( dropOutControl )
+ {
+ case 0: /* simple drop-outs including stubs */
+ pxl = e2;
+ break;
+
+ case 4: /* smart drop-outs including stubs */
+ pxl = FLOOR( ( x1 + x2 - 1 ) / 2 + ras.precision_half );
+ break;
+
+ case 1: /* simple drop-outs excluding stubs */
+ case 5: /* smart drop-outs excluding stubs */
+
+ /* Drop-out Control Rules #4 and #6 */
+
+ /* The specification neither provides an exact definition */
+ /* of a `stub' nor gives exact rules to exclude them. */
+ /* */
+ /* Here the constraints we use to recognize a stub. */
+ /* */
+ /* upper stub: */
+ /* */
+ /* - P_Left and P_Right are in the same contour */
+ /* - P_Right is the successor of P_Left in that contour */
+ /* - y is the top of P_Left and P_Right */
+ /* */
+ /* lower stub: */
+ /* */
+ /* - P_Left and P_Right are in the same contour */
+ /* - P_Left is the successor of P_Right in that contour */
+ /* - y is the bottom of P_Left */
+ /* */
+ /* We draw a stub if the following constraints are met. */
+ /* */
+ /* - for an upper or lower stub, there is top or bottom */
+ /* overshoot, respectively */
+ /* - the covered interval is greater or equal to a half */
+ /* pixel */
+
+ /* upper stub test */
+ if ( left->next == right &&
+ left->height <= 0 &&
+ !( left->flags & Overshoot_Top &&
+ x2 - x1 >= ras.precision_half ) )
+ return;
+
+ /* lower stub test */
+ if ( right->next == left &&
+ left->start == y &&
+ !( left->flags & Overshoot_Bottom &&
+ x2 - x1 >= ras.precision_half ) )
+ return;
+
+ if ( dropOutControl == 1 )
+ pxl = e2;
+ else
+ pxl = FLOOR( ( x1 + x2 - 1 ) / 2 + ras.precision_half );
+ break;
+
+ default: /* modes 2, 3, 6, 7 */
+ return; /* no drop-out control */
+ }
+
+ /* undocumented but confirmed: If the drop-out would result in a */
+ /* pixel outside of the bounding box, use the pixel inside of the */
+ /* bounding box instead */
+ if ( pxl < 0 )
+ pxl = e1;
+ else if ( TRUNC( pxl ) >= ras.bWidth )
+ pxl = e2;
+
+ /* check that the other pixel isn't set */
+ e1 = pxl == e1 ? e2 : e1;
+
+ e1 = TRUNC( e1 );
+
+ c1 = (Short)( e1 >> 3 );
+ f1 = (Short)( e1 & 7 );
+
+ if ( e1 >= 0 && e1 < ras.bWidth &&
+ ras.bTarget[ras.traceOfs + c1] & ( 0x80 >> f1 ) )
+ return;
+ }
+ else
+ return;
+ }
+
+ e1 = TRUNC( pxl );
+
+ if ( e1 >= 0 && e1 < ras.bWidth )
+ {
+ c1 = (Short)( e1 >> 3 );
+ f1 = (Short)( e1 & 7 );
+
+ if ( ras.gray_min_x > c1 )
+ ras.gray_min_x = c1;
+ if ( ras.gray_max_x < c1 )
+ ras.gray_max_x = c1;
+
+ ras.bTarget[ras.traceOfs + c1] |= (char)( 0x80 >> f1 );
+ }
+ }
+
+
+ static void
+ Vertical_Sweep_Step( RAS_ARG )
+ {
+ ras.traceOfs += ras.traceIncr;
+ }
+
+
+ /***********************************************************************/
+ /* */
+ /* Horizontal Sweep Procedure Set */
+ /* */
+ /* These four routines are used during the horizontal black/white */
+ /* sweep phase by the generic Draw_Sweep() function. */
+ /* */
+ /***********************************************************************/
+
+ static void
+ Horizontal_Sweep_Init( RAS_ARGS Short* min,
+ Short* max )
+ {
+ /* nothing, really */
+ FT_UNUSED_RASTER;
+ FT_UNUSED( min );
+ FT_UNUSED( max );
+ }
+
+
+ static void
+ Horizontal_Sweep_Span( RAS_ARGS Short y,
+ FT_F26Dot6 x1,
+ FT_F26Dot6 x2,
+ PProfile left,
+ PProfile right )
+ {
+ Long e1, e2;
+ PByte bits;
+ Byte f1;
+
+ FT_UNUSED( left );
+ FT_UNUSED( right );
+
+
+ if ( x2 - x1 < ras.precision )
+ {
+ e1 = CEILING( x1 );
+ e2 = FLOOR ( x2 );
+
+ if ( e1 == e2 )
+ {
+ bits = ras.bTarget + ( y >> 3 );
+ f1 = (Byte)( 0x80 >> ( y & 7 ) );
+
+ e1 = TRUNC( e1 );
+
+ if ( e1 >= 0 && e1 < ras.target.rows )
+ {
+ PByte p;
+
+
+ p = bits - e1 * ras.target.pitch;
+ if ( ras.target.pitch > 0 )
+ p += ( ras.target.rows - 1 ) * ras.target.pitch;
+
+ p[0] |= f1;
+ }
+ }
+ }
+ }
+
+
+ static void
+ Horizontal_Sweep_Drop( RAS_ARGS Short y,
+ FT_F26Dot6 x1,
+ FT_F26Dot6 x2,
+ PProfile left,
+ PProfile right )
+ {
+ Long e1, e2, pxl;
+ PByte bits;
+ Byte f1;
+
+
+ /* During the horizontal sweep, we only take care of drop-outs */
+
+ /* e1 + <-- pixel center */
+ /* | */
+ /* x1 ---+--> <-- contour */
+ /* | */
+ /* | */
+ /* x2 <--+--- <-- contour */
+ /* | */
+ /* | */
+ /* e2 + <-- pixel center */
+
+ e1 = CEILING( x1 );
+ e2 = FLOOR ( x2 );
+ pxl = e1;
+
+ if ( e1 > e2 )
+ {
+ Int dropOutControl = left->flags & 7;
+
+
+ if ( e1 == e2 + ras.precision )
+ {
+ switch ( dropOutControl )
+ {
+ case 0: /* simple drop-outs including stubs */
+ pxl = e2;
+ break;
+
+ case 4: /* smart drop-outs including stubs */
+ pxl = FLOOR( ( x1 + x2 - 1 ) / 2 + ras.precision_half );
+ break;
+
+ case 1: /* simple drop-outs excluding stubs */
+ case 5: /* smart drop-outs excluding stubs */
+ /* see Vertical_Sweep_Drop for details */
+
+ /* rightmost stub test */
+ if ( left->next == right &&
+ left->height <= 0 &&
+ !( left->flags & Overshoot_Top &&
+ x2 - x1 >= ras.precision_half ) )
+ return;
+
+ /* leftmost stub test */
+ if ( right->next == left &&
+ left->start == y &&
+ !( left->flags & Overshoot_Bottom &&
+ x2 - x1 >= ras.precision_half ) )
+ return;
+
+ if ( dropOutControl == 1 )
+ pxl = e2;
+ else
+ pxl = FLOOR( ( x1 + x2 - 1 ) / 2 + ras.precision_half );
+ break;
+
+ default: /* modes 2, 3, 6, 7 */
+ return; /* no drop-out control */
+ }
+
+ /* undocumented but confirmed: If the drop-out would result in a */
+ /* pixel outside of the bounding box, use the pixel inside of the */
+ /* bounding box instead */
+ if ( pxl < 0 )
+ pxl = e1;
+ else if ( TRUNC( pxl ) >= ras.target.rows )
+ pxl = e2;
+
+ /* check that the other pixel isn't set */
+ e1 = pxl == e1 ? e2 : e1;
+
+ e1 = TRUNC( e1 );
+
+ bits = ras.bTarget + ( y >> 3 );
+ f1 = (Byte)( 0x80 >> ( y & 7 ) );
+
+ bits -= e1 * ras.target.pitch;
+ if ( ras.target.pitch > 0 )
+ bits += ( ras.target.rows - 1 ) * ras.target.pitch;
+
+ if ( e1 >= 0 &&
+ e1 < ras.target.rows &&
+ *bits & f1 )
+ return;
+ }
+ else
+ return;
+ }
+
+ bits = ras.bTarget + ( y >> 3 );
+ f1 = (Byte)( 0x80 >> ( y & 7 ) );
+
+ e1 = TRUNC( pxl );
+
+ if ( e1 >= 0 && e1 < ras.target.rows )
+ {
+ bits -= e1 * ras.target.pitch;
+ if ( ras.target.pitch > 0 )
+ bits += ( ras.target.rows - 1 ) * ras.target.pitch;
+
+ bits[0] |= f1;
+ }
+ }
+
+
+ static void
+ Horizontal_Sweep_Step( RAS_ARG )
+ {
+ /* Nothing, really */
+ FT_UNUSED_RASTER;
+ }
+
+
+#ifdef FT_RASTER_OPTION_ANTI_ALIASING
+
+
+ /*************************************************************************/
+ /* */
+ /* Vertical Gray Sweep Procedure Set */
+ /* */
+ /* These two routines are used during the vertical gray-levels sweep */
+ /* phase by the generic Draw_Sweep() function. */
+ /* */
+ /* NOTES */
+ /* */
+ /* - The target pixmap's width *must* be a multiple of 4. */
+ /* */
+ /* - You have to use the function Vertical_Sweep_Span() for the gray */
+ /* span call. */
+ /* */
+ /*************************************************************************/
+
+ static void
+ Vertical_Gray_Sweep_Init( RAS_ARGS Short* min,
+ Short* max )
+ {
+ Long pitch, byte_len;
+
+
+ *min = *min & -2;
+ *max = ( *max + 3 ) & -2;
+
+ ras.traceOfs = 0;
+ pitch = ras.target.pitch;
+ byte_len = -pitch;
+ ras.traceIncr = (Short)byte_len;
+ ras.traceG = ( *min / 2 ) * byte_len;
+
+ if ( pitch > 0 )
+ {
+ ras.traceG += ( ras.target.rows - 1 ) * pitch;
+ byte_len = -byte_len;
+ }
+
+ ras.gray_min_x = (Short)byte_len;
+ ras.gray_max_x = -(Short)byte_len;
+ }
+
+
+ static void
+ Vertical_Gray_Sweep_Step( RAS_ARG )
+ {
+ Int c1, c2;
+ PByte pix, bit, bit2;
+ short* count = (short*)count_table;
+ Byte* grays;
+
+
+ ras.traceOfs += ras.gray_width;
+
+ if ( ras.traceOfs > ras.gray_width )
+ {
+ pix = ras.gTarget + ras.traceG + ras.gray_min_x * 4;
+ grays = ras.grays;
+
+ if ( ras.gray_max_x >= 0 )
+ {
+ Long last_pixel = ras.target.width - 1;
+ Int last_cell = last_pixel >> 2;
+ Int last_bit = last_pixel & 3;
+ Bool over = 0;
+
+
+ if ( ras.gray_max_x >= last_cell && last_bit != 3 )
+ {
+ ras.gray_max_x = last_cell - 1;
+ over = 1;
+ }
+
+ if ( ras.gray_min_x < 0 )
+ ras.gray_min_x = 0;
+
+ bit = ras.bTarget + ras.gray_min_x;
+ bit2 = bit + ras.gray_width;
+
+ c1 = ras.gray_max_x - ras.gray_min_x;
+
+ while ( c1 >= 0 )
+ {
+ c2 = count[*bit] + count[*bit2];
+
+ if ( c2 )
+ {
+ pix[0] = grays[(c2 >> 12) & 0x000F];
+ pix[1] = grays[(c2 >> 8 ) & 0x000F];
+ pix[2] = grays[(c2 >> 4 ) & 0x000F];
+ pix[3] = grays[ c2 & 0x000F];
+
+ *bit = 0;
+ *bit2 = 0;
+ }
+
+ bit++;
+ bit2++;
+ pix += 4;
+ c1--;
+ }
+
+ if ( over )
+ {
+ c2 = count[*bit] + count[*bit2];
+ if ( c2 )
+ {
+ switch ( last_bit )
+ {
+ case 2:
+ pix[2] = grays[(c2 >> 4 ) & 0x000F];
+ case 1:
+ pix[1] = grays[(c2 >> 8 ) & 0x000F];
+ default:
+ pix[0] = grays[(c2 >> 12) & 0x000F];
+ }
+
+ *bit = 0;
+ *bit2 = 0;
+ }
+ }
+ }
+
+ ras.traceOfs = 0;
+ ras.traceG += ras.traceIncr;
+
+ ras.gray_min_x = 32000;
+ ras.gray_max_x = -32000;
+ }
+ }
+
+
+ static void
+ Horizontal_Gray_Sweep_Span( RAS_ARGS Short y,
+ FT_F26Dot6 x1,
+ FT_F26Dot6 x2,
+ PProfile left,
+ PProfile right )
+ {
+ /* nothing, really */
+ FT_UNUSED_RASTER;
+ FT_UNUSED( y );
+ FT_UNUSED( x1 );
+ FT_UNUSED( x2 );
+ FT_UNUSED( left );
+ FT_UNUSED( right );
+ }
+
+
+ static void
+ Horizontal_Gray_Sweep_Drop( RAS_ARGS Short y,
+ FT_F26Dot6 x1,
+ FT_F26Dot6 x2,
+ PProfile left,
+ PProfile right )
+ {
+ Long e1, e2;
+ PByte pixel;
+ Byte color;
+
+
+ /* During the horizontal sweep, we only take care of drop-outs */
+
+ e1 = CEILING( x1 );
+ e2 = FLOOR ( x2 );
+
+ if ( e1 > e2 )
+ {
+ Int dropOutControl = left->flags & 7;
+
+
+ if ( e1 == e2 + ras.precision )
+ {
+ switch ( dropOutControl )
+ {
+ case 0: /* simple drop-outs including stubs */
+ e1 = e2;
+ break;
+
+ case 4: /* smart drop-outs including stubs */
+ e1 = FLOOR( ( x1 + x2 - 1 ) / 2 + ras.precision_half );
+ break;
+
+ case 1: /* simple drop-outs excluding stubs */
+ case 5: /* smart drop-outs excluding stubs */
+ /* see Vertical_Sweep_Drop for details */
+
+ /* rightmost stub test */
+ if ( left->next == right && left->height <= 0 )
+ return;
+
+ /* leftmost stub test */
+ if ( right->next == left && left->start == y )
+ return;
+
+ if ( dropOutControl == 1 )
+ e1 = e2;
+ else
+ e1 = FLOOR( ( x1 + x2 - 1 ) / 2 + ras.precision_half );
+
+ break;
+
+ default: /* modes 2, 3, 6, 7 */
+ return; /* no drop-out control */
+ }
+ }
+ else
+ return;
+ }
+
+ if ( e1 >= 0 )
+ {
+ if ( x2 - x1 >= ras.precision_half )
+ color = ras.grays[2];
+ else
+ color = ras.grays[1];
+
+ e1 = TRUNC( e1 ) / 2;
+ if ( e1 < ras.target.rows )
+ {
+ pixel = ras.gTarget - e1 * ras.target.pitch + y / 2;
+ if ( ras.target.pitch > 0 )
+ pixel += ( ras.target.rows - 1 ) * ras.target.pitch;
+
+ if ( pixel[0] == ras.grays[0] )
+ pixel[0] = color;
+ }
+ }
+ }
+
+
+#endif /* FT_RASTER_OPTION_ANTI_ALIASING */
+
+
+ /*************************************************************************/
+ /* */
+ /* Generic Sweep Drawing routine */
+ /* */
+ /*************************************************************************/
+
+ static Bool
+ Draw_Sweep( RAS_ARG )
+ {
+ Short y, y_change, y_height;
+
+ PProfile P, Q, P_Left, P_Right;
+
+ Short min_Y, max_Y, top, bottom, dropouts;
+
+ Long x1, x2, xs, e1, e2;
+
+ TProfileList waiting;
+ TProfileList draw_left, draw_right;
+
+
+ /* initialize empty linked lists */
+
+ Init_Linked( &waiting );
+
+ Init_Linked( &draw_left );
+ Init_Linked( &draw_right );
+
+ /* first, compute min and max Y */
+
+ P = ras.fProfile;
+ max_Y = (Short)TRUNC( ras.minY );
+ min_Y = (Short)TRUNC( ras.maxY );
+
+ while ( P )
+ {
+ Q = P->link;
+
+ bottom = (Short)P->start;
+ top = (Short)( P->start + P->height - 1 );
+
+ if ( min_Y > bottom )
+ min_Y = bottom;
+ if ( max_Y < top )
+ max_Y = top;
+
+ P->X = 0;
+ InsNew( &waiting, P );
+
+ P = Q;
+ }
+
+ /* check the Y-turns */
+ if ( ras.numTurns == 0 )
+ {
+ ras.error = Raster_Err_Invalid;
+ return FAILURE;
+ }
+
+ /* now initialize the sweep */
+
+ ras.Proc_Sweep_Init( RAS_VARS &min_Y, &max_Y );
+
+ /* then compute the distance of each profile from min_Y */
+
+ P = waiting;
+
+ while ( P )
+ {
+ P->countL = (UShort)( P->start - min_Y );
+ P = P->link;
+ }
+
+ /* let's go */
+
+ y = min_Y;
+ y_height = 0;
+
+ if ( ras.numTurns > 0 &&
+ ras.sizeBuff[-ras.numTurns] == min_Y )
+ ras.numTurns--;
+
+ while ( ras.numTurns > 0 )
+ {
+ /* check waiting list for new activations */
+
+ P = waiting;
+
+ while ( P )
+ {
+ Q = P->link;
+ P->countL -= y_height;
+ if ( P->countL == 0 )
+ {
+ DelOld( &waiting, P );
+
+ if ( P->flags & Flow_Up )
+ InsNew( &draw_left, P );
+ else
+ InsNew( &draw_right, P );
+ }
+
+ P = Q;
+ }
+
+ /* sort the drawing lists */
+
+ Sort( &draw_left );
+ Sort( &draw_right );
+
+ y_change = (Short)ras.sizeBuff[-ras.numTurns--];
+ y_height = (Short)( y_change - y );
+
+ while ( y < y_change )
+ {
+ /* let's trace */
+
+ dropouts = 0;
+
+ P_Left = draw_left;
+ P_Right = draw_right;
+
+ while ( P_Left )
+ {
+ x1 = P_Left ->X;
+ x2 = P_Right->X;
+
+ if ( x1 > x2 )
+ {
+ xs = x1;
+ x1 = x2;
+ x2 = xs;
+ }
+
+ e1 = FLOOR( x1 );
+ e2 = CEILING( x2 );
+
+ if ( x2 - x1 <= ras.precision &&
+ e1 != x1 && e2 != x2 )
+ {
+ if ( e1 > e2 || e2 == e1 + ras.precision )
+ {
+ Int dropOutControl = P_Left->flags & 7;
+
+
+ if ( dropOutControl != 2 )
+ {
+ /* a drop-out was detected */
+
+ P_Left ->X = x1;
+ P_Right->X = x2;
+
+ /* mark profile for drop-out processing */
+ P_Left->countL = 1;
+ dropouts++;
+ }
+
+ goto Skip_To_Next;
+ }
+ }
+
+ ras.Proc_Sweep_Span( RAS_VARS y, x1, x2, P_Left, P_Right );
+
+ Skip_To_Next:
+
+ P_Left = P_Left->link;
+ P_Right = P_Right->link;
+ }
+
+ /* handle drop-outs _after_ the span drawing -- */
+ /* drop-out processing has been moved out of the loop */
+ /* for performance tuning */
+ if ( dropouts > 0 )
+ goto Scan_DropOuts;
+
+ Next_Line:
+
+ ras.Proc_Sweep_Step( RAS_VAR );
+
+ y++;
+
+ if ( y < y_change )
+ {
+ Sort( &draw_left );
+ Sort( &draw_right );
+ }
+ }
+
+ /* now finalize the profiles that need it */
+
+ P = draw_left;
+ while ( P )
+ {
+ Q = P->link;
+ if ( P->height == 0 )
+ DelOld( &draw_left, P );
+ P = Q;
+ }
+
+ P = draw_right;
+ while ( P )
+ {
+ Q = P->link;
+ if ( P->height == 0 )
+ DelOld( &draw_right, P );
+ P = Q;
+ }
+ }
+
+ /* for gray-scaling, flush the bitmap scanline cache */
+ while ( y <= max_Y )
+ {
+ ras.Proc_Sweep_Step( RAS_VAR );
+ y++;
+ }
+
+ return SUCCESS;
+
+ Scan_DropOuts:
+
+ P_Left = draw_left;
+ P_Right = draw_right;
+
+ while ( P_Left )
+ {
+ if ( P_Left->countL )
+ {
+ P_Left->countL = 0;
+#if 0
+ dropouts--; /* -- this is useful when debugging only */
+#endif
+ ras.Proc_Sweep_Drop( RAS_VARS y,
+ P_Left->X,
+ P_Right->X,
+ P_Left,
+ P_Right );
+ }
+
+ P_Left = P_Left->link;
+ P_Right = P_Right->link;
+ }
+
+ goto Next_Line;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Render_Single_Pass */
+ /* */
+ /* <Description> */
+ /* Perform one sweep with sub-banding. */
+ /* */
+ /* <Input> */
+ /* flipped :: If set, flip the direction of the outline. */
+ /* */
+ /* <Return> */
+ /* Renderer error code. */
+ /* */
+ static int
+ Render_Single_Pass( RAS_ARGS Bool flipped )
+ {
+ Short i, j, k;
+
+
+ while ( ras.band_top >= 0 )
+ {
+ ras.maxY = (Long)ras.band_stack[ras.band_top].y_max * ras.precision;
+ ras.minY = (Long)ras.band_stack[ras.band_top].y_min * ras.precision;
+
+ ras.top = ras.buff;
+
+ ras.error = Raster_Err_None;
+
+ if ( Convert_Glyph( RAS_VARS flipped ) )
+ {
+ if ( ras.error != Raster_Err_Overflow )
+ return FAILURE;
+
+ ras.error = Raster_Err_None;
+
+ /* sub-banding */
+
+#ifdef DEBUG_RASTER
+ ClearBand( RAS_VARS TRUNC( ras.minY ), TRUNC( ras.maxY ) );
+#endif
+
+ i = ras.band_stack[ras.band_top].y_min;
+ j = ras.band_stack[ras.band_top].y_max;
+
+ k = (Short)( ( i + j ) / 2 );
+
+ if ( ras.band_top >= 7 || k < i )
+ {
+ ras.band_top = 0;
+ ras.error = Raster_Err_Invalid;
+
+ return ras.error;
+ }
+
+ ras.band_stack[ras.band_top + 1].y_min = k;
+ ras.band_stack[ras.band_top + 1].y_max = j;
+
+ ras.band_stack[ras.band_top].y_max = (Short)( k - 1 );
+
+ ras.band_top++;
+ }
+ else
+ {
+ if ( ras.fProfile )
+ if ( Draw_Sweep( RAS_VAR ) )
+ return ras.error;
+ ras.band_top--;
+ }
+ }
+
+ return SUCCESS;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Render_Glyph */
+ /* */
+ /* <Description> */
+ /* Render a glyph in a bitmap. Sub-banding if needed. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ Render_Glyph( RAS_ARG )
+ {
+ FT_Error error;
+
+
+ Set_High_Precision( RAS_VARS ras.outline.flags &
+ FT_OUTLINE_HIGH_PRECISION );
+ ras.scale_shift = ras.precision_shift;
+
+ if ( ras.outline.flags & FT_OUTLINE_IGNORE_DROPOUTS )
+ ras.dropOutControl = 2;
+ else
+ {
+ if ( ras.outline.flags & FT_OUTLINE_SMART_DROPOUTS )
+ ras.dropOutControl = 4;
+ else
+ ras.dropOutControl = 0;
+
+ if ( !( ras.outline.flags & FT_OUTLINE_INCLUDE_STUBS ) )
+ ras.dropOutControl += 1;
+ }
+
+ ras.second_pass = (FT_Byte)( !( ras.outline.flags &
+ FT_OUTLINE_SINGLE_PASS ) );
+
+ /* Vertical Sweep */
+ ras.Proc_Sweep_Init = Vertical_Sweep_Init;
+ ras.Proc_Sweep_Span = Vertical_Sweep_Span;
+ ras.Proc_Sweep_Drop = Vertical_Sweep_Drop;
+ ras.Proc_Sweep_Step = Vertical_Sweep_Step;
+
+ ras.band_top = 0;
+ ras.band_stack[0].y_min = 0;
+ ras.band_stack[0].y_max = (short)( ras.target.rows - 1 );
+
+ ras.bWidth = (unsigned short)ras.target.width;
+ ras.bTarget = (Byte*)ras.target.buffer;
+
+ if ( ( error = Render_Single_Pass( RAS_VARS 0 ) ) != 0 )
+ return error;
+
+ /* Horizontal Sweep */
+ if ( ras.second_pass && ras.dropOutControl != 2 )
+ {
+ ras.Proc_Sweep_Init = Horizontal_Sweep_Init;
+ ras.Proc_Sweep_Span = Horizontal_Sweep_Span;
+ ras.Proc_Sweep_Drop = Horizontal_Sweep_Drop;
+ ras.Proc_Sweep_Step = Horizontal_Sweep_Step;
+
+ ras.band_top = 0;
+ ras.band_stack[0].y_min = 0;
+ ras.band_stack[0].y_max = (short)( ras.target.width - 1 );
+
+ if ( ( error = Render_Single_Pass( RAS_VARS 1 ) ) != 0 )
+ return error;
+ }
+
+ return Raster_Err_None;
+ }
+
+
+#ifdef FT_RASTER_OPTION_ANTI_ALIASING
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Render_Gray_Glyph */
+ /* */
+ /* <Description> */
+ /* Render a glyph with grayscaling. Sub-banding if needed. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ Render_Gray_Glyph( RAS_ARG )
+ {
+ Long pixel_width;
+ FT_Error error;
+
+
+ Set_High_Precision( RAS_VARS ras.outline.flags &
+ FT_OUTLINE_HIGH_PRECISION );
+ ras.scale_shift = ras.precision_shift + 1;
+
+ if ( ras.outline.flags & FT_OUTLINE_IGNORE_DROPOUTS )
+ ras.dropOutControl = 2;
+ else
+ {
+ if ( ras.outline.flags & FT_OUTLINE_SMART_DROPOUTS )
+ ras.dropOutControl = 4;
+ else
+ ras.dropOutControl = 0;
+
+ if ( !( ras.outline.flags & FT_OUTLINE_INCLUDE_STUBS ) )
+ ras.dropOutControl += 1;
+ }
+
+ ras.second_pass = !( ras.outline.flags & FT_OUTLINE_SINGLE_PASS );
+
+ /* Vertical Sweep */
+
+ ras.band_top = 0;
+ ras.band_stack[0].y_min = 0;
+ ras.band_stack[0].y_max = 2 * ras.target.rows - 1;
+
+ ras.bWidth = ras.gray_width;
+ pixel_width = 2 * ( ( ras.target.width + 3 ) >> 2 );
+
+ if ( ras.bWidth > pixel_width )
+ ras.bWidth = pixel_width;
+
+ ras.bWidth = ras.bWidth * 8;
+ ras.bTarget = (Byte*)ras.gray_lines;
+ ras.gTarget = (Byte*)ras.target.buffer;
+
+ ras.Proc_Sweep_Init = Vertical_Gray_Sweep_Init;
+ ras.Proc_Sweep_Span = Vertical_Sweep_Span;
+ ras.Proc_Sweep_Drop = Vertical_Sweep_Drop;
+ ras.Proc_Sweep_Step = Vertical_Gray_Sweep_Step;
+
+ error = Render_Single_Pass( RAS_VARS 0 );
+ if ( error )
+ return error;
+
+ /* Horizontal Sweep */
+ if ( ras.second_pass && ras.dropOutControl != 2 )
+ {
+ ras.Proc_Sweep_Init = Horizontal_Sweep_Init;
+ ras.Proc_Sweep_Span = Horizontal_Gray_Sweep_Span;
+ ras.Proc_Sweep_Drop = Horizontal_Gray_Sweep_Drop;
+ ras.Proc_Sweep_Step = Horizontal_Sweep_Step;
+
+ ras.band_top = 0;
+ ras.band_stack[0].y_min = 0;
+ ras.band_stack[0].y_max = ras.target.width * 2 - 1;
+
+ error = Render_Single_Pass( RAS_VARS 1 );
+ if ( error )
+ return error;
+ }
+
+ return Raster_Err_None;
+ }
+
+#else /* !FT_RASTER_OPTION_ANTI_ALIASING */
+
+ FT_LOCAL_DEF( FT_Error )
+ Render_Gray_Glyph( RAS_ARG )
+ {
+ FT_UNUSED_RASTER;
+
+ return Raster_Err_Unsupported;
+ }
+
+#endif /* !FT_RASTER_OPTION_ANTI_ALIASING */
+
+
+ static void
+ ft_black_init( black_PRaster raster )
+ {
+#ifdef FT_RASTER_OPTION_ANTI_ALIASING
+ FT_UInt n;
+
+
+ /* set default 5-levels gray palette */
+ for ( n = 0; n < 5; n++ )
+ raster->grays[n] = n * 255 / 4;
+
+ raster->gray_width = RASTER_GRAY_LINES / 2;
+#else
+ FT_UNUSED( raster );
+#endif
+ }
+
+
+ /**** RASTER OBJECT CREATION: In standalone mode, we simply use *****/
+ /**** a static object. *****/
+
+
+#ifdef _STANDALONE_
+
+
+ static int
+ ft_black_new( void* memory,
+ FT_Raster *araster )
+ {
+ static black_TRaster the_raster;
+ FT_UNUSED( memory );
+
+
+ *araster = (FT_Raster)&the_raster;
+ FT_MEM_ZERO( &the_raster, sizeof ( the_raster ) );
+ ft_black_init( &the_raster );
+
+ return 0;
+ }
+
+
+ static void
+ ft_black_done( FT_Raster raster )
+ {
+ /* nothing */
+ FT_UNUSED( raster );
+ }
+
+
+#else /* !_STANDALONE_ */
+
+
+ static int
+ ft_black_new( FT_Memory memory,
+ black_PRaster *araster )
+ {
+ FT_Error error;
+ black_PRaster raster = NULL;
+
+
+ *araster = 0;
+ if ( !FT_NEW( raster ) )
+ {
+ raster->memory = memory;
+ ft_black_init( raster );
+
+ *araster = raster;
+ }
+
+ return error;
+ }
+
+
+ static void
+ ft_black_done( black_PRaster raster )
+ {
+ FT_Memory memory = (FT_Memory)raster->memory;
+
+
+ FT_FREE( raster );
+ }
+
+
+#endif /* !_STANDALONE_ */
+
+
+ static void
+ ft_black_reset( black_PRaster raster,
+ char* pool_base,
+ long pool_size )
+ {
+ if ( raster )
+ {
+ if ( pool_base && pool_size >= (long)sizeof ( black_TWorker ) + 2048 )
+ {
+ black_PWorker worker = (black_PWorker)pool_base;
+
+
+ raster->buffer = pool_base + ( ( sizeof ( *worker ) + 7 ) & ~7 );
+ raster->buffer_size = pool_base + pool_size - (char*)raster->buffer;
+ raster->worker = worker;
+ }
+ else
+ {
+ raster->buffer = NULL;
+ raster->buffer_size = 0;
+ raster->worker = NULL;
+ }
+ }
+ }
+
+
+ static void
+ ft_black_set_mode( black_PRaster raster,
+ unsigned long mode,
+ const char* palette )
+ {
+#ifdef FT_RASTER_OPTION_ANTI_ALIASING
+
+ if ( mode == FT_MAKE_TAG( 'p', 'a', 'l', '5' ) )
+ {
+ /* set 5-levels gray palette */
+ raster->grays[0] = palette[0];
+ raster->grays[1] = palette[1];
+ raster->grays[2] = palette[2];
+ raster->grays[3] = palette[3];
+ raster->grays[4] = palette[4];
+ }
+
+#else
+
+ FT_UNUSED( raster );
+ FT_UNUSED( mode );
+ FT_UNUSED( palette );
+
+#endif
+ }
+
+
+ static int
+ ft_black_render( black_PRaster raster,
+ const FT_Raster_Params* params )
+ {
+ const FT_Outline* outline = (const FT_Outline*)params->source;
+ const FT_Bitmap* target_map = params->target;
+ black_PWorker worker;
+
+
+ if ( !raster || !raster->buffer || !raster->buffer_size )
+ return Raster_Err_Not_Ini;
+
+ if ( !outline )
+ return Raster_Err_Invalid;
+
+ /* return immediately if the outline is empty */
+ if ( outline->n_points == 0 || outline->n_contours <= 0 )
+ return Raster_Err_None;
+
+ if ( !outline->contours || !outline->points )
+ return Raster_Err_Invalid;
+
+ if ( outline->n_points !=
+ outline->contours[outline->n_contours - 1] + 1 )
+ return Raster_Err_Invalid;
+
+ worker = raster->worker;
+
+ /* this version of the raster does not support direct rendering, sorry */
+ if ( params->flags & FT_RASTER_FLAG_DIRECT )
+ return Raster_Err_Unsupported;
+
+ if ( !target_map )
+ return Raster_Err_Invalid;
+
+ /* nothing to do */
+ if ( !target_map->width || !target_map->rows )
+ return Raster_Err_None;
+
+ if ( !target_map->buffer )
+ return Raster_Err_Invalid;
+
+ ras.outline = *outline;
+ ras.target = *target_map;
+
+ worker->buff = (PLong) raster->buffer;
+ worker->sizeBuff = worker->buff +
+ raster->buffer_size / sizeof ( Long );
+#ifdef FT_RASTER_OPTION_ANTI_ALIASING
+ worker->grays = raster->grays;
+ worker->gray_width = raster->gray_width;
+
+ FT_MEM_ZERO( worker->gray_lines, worker->gray_width * 2 );
+#endif
+
+ return ( params->flags & FT_RASTER_FLAG_AA )
+ ? Render_Gray_Glyph( RAS_VAR )
+ : Render_Glyph( RAS_VAR );
+ }
+
+
+ FT_DEFINE_RASTER_FUNCS( ft_standard_raster,
+ FT_GLYPH_FORMAT_OUTLINE,
+ (FT_Raster_New_Func) ft_black_new,
+ (FT_Raster_Reset_Func) ft_black_reset,
+ (FT_Raster_Set_Mode_Func)ft_black_set_mode,
+ (FT_Raster_Render_Func) ft_black_render,
+ (FT_Raster_Done_Func) ft_black_done
+ )
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftraster.h */
+/* */
+/* The FreeType glyph rasterizer (specification). */
+/* */
+/* Copyright 1996-2001 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used */
+/* modified and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTRASTER_H__
+#define __FTRASTER_H__
+
+
+#include <ft2build.h>
+#include FT_CONFIG_CONFIG_H
+#include FT_IMAGE_H
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* Uncomment the following line if you are using ftraster.c as a */
+ /* standalone module, fully independent of FreeType. */
+ /* */
+/* #define _STANDALONE_ */
+
+ FT_EXPORT_VAR( const FT_Raster_Funcs ) ft_standard_raster;
+
+
+FT_END_HEADER
+
+#endif /* __FTRASTER_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftrend1.c */
+/* */
+/* The FreeType glyph rasterizer interface (body). */
+/* */
+/* Copyright 1996-2003, 2005, 2006, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_OBJECTS_H
+#include FT_OUTLINE_H
+#include "ftrend1.h"
+#include "ftraster.h"
+#include "rastpic.h"
+
+#include "rasterrs.h"
+
+
+ /* initialize renderer -- init its raster */
+ static FT_Error
+ ft_raster1_init( FT_Renderer render )
+ {
+ FT_Library library = FT_MODULE_LIBRARY( render );
+
+
+ render->clazz->raster_class->raster_reset( render->raster,
+ library->raster_pool,
+ library->raster_pool_size );
+
+ return Raster_Err_Ok;
+ }
+
+
+ /* set render-specific mode */
+ static FT_Error
+ ft_raster1_set_mode( FT_Renderer render,
+ FT_ULong mode_tag,
+ FT_Pointer data )
+ {
+ /* we simply pass it to the raster */
+ return render->clazz->raster_class->raster_set_mode( render->raster,
+ mode_tag,
+ data );
+ }
+
+
+ /* transform a given glyph image */
+ static FT_Error
+ ft_raster1_transform( FT_Renderer render,
+ FT_GlyphSlot slot,
+ const FT_Matrix* matrix,
+ const FT_Vector* delta )
+ {
+ FT_Error error = Raster_Err_Ok;
+
+
+ if ( slot->format != render->glyph_format )
+ {
+ error = Raster_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ if ( matrix )
+ FT_Outline_Transform( &slot->outline, matrix );
+
+ if ( delta )
+ FT_Outline_Translate( &slot->outline, delta->x, delta->y );
+
+ Exit:
+ return error;
+ }
+
+
+ /* return the glyph's control box */
+ static void
+ ft_raster1_get_cbox( FT_Renderer render,
+ FT_GlyphSlot slot,
+ FT_BBox* cbox )
+ {
+ FT_MEM_ZERO( cbox, sizeof ( *cbox ) );
+
+ if ( slot->format == render->glyph_format )
+ FT_Outline_Get_CBox( &slot->outline, cbox );
+ }
+
+
+ /* convert a slot's glyph image into a bitmap */
+ static FT_Error
+ ft_raster1_render( FT_Renderer render,
+ FT_GlyphSlot slot,
+ FT_Render_Mode mode,
+ const FT_Vector* origin )
+ {
+ FT_Error error;
+ FT_Outline* outline;
+ FT_BBox cbox;
+ FT_UInt width, height, pitch;
+ FT_Bitmap* bitmap;
+ FT_Memory memory;
+
+ FT_Raster_Params params;
+
+
+ /* check glyph image format */
+ if ( slot->format != render->glyph_format )
+ {
+ error = Raster_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ /* check rendering mode */
+#ifndef FT_CONFIG_OPTION_PIC
+ if ( mode != FT_RENDER_MODE_MONO )
+ {
+ /* raster1 is only capable of producing monochrome bitmaps */
+ if ( render->clazz == &ft_raster1_renderer_class )
+ return Raster_Err_Cannot_Render_Glyph;
+ }
+ else
+ {
+ /* raster5 is only capable of producing 5-gray-levels bitmaps */
+ if ( render->clazz == &ft_raster5_renderer_class )
+ return Raster_Err_Cannot_Render_Glyph;
+ }
+#else /* FT_CONFIG_OPTION_PIC */
+ /* When PIC is enabled, we cannot get to the class object */
+ /* so instead we check the final character in the class name */
+ /* ("raster5" or "raster1"). Yes this is a hack. */
+ /* The "correct" thing to do is have different render function */
+ /* for each of the classes. */
+ if ( mode != FT_RENDER_MODE_MONO )
+ {
+ /* raster1 is only capable of producing monochrome bitmaps */
+ if ( render->clazz->root.module_name[6] == '1' )
+ return Raster_Err_Cannot_Render_Glyph;
+ }
+ else
+ {
+ /* raster5 is only capable of producing 5-gray-levels bitmaps */
+ if ( render->clazz->root.module_name[6] == '5' )
+ return Raster_Err_Cannot_Render_Glyph;
+ }
+#endif /* FT_CONFIG_OPTION_PIC */
+
+ outline = &slot->outline;
+
+ /* translate the outline to the new origin if needed */
+ if ( origin )
+ FT_Outline_Translate( outline, origin->x, origin->y );
+
+ /* compute the control box, and grid fit it */
+ FT_Outline_Get_CBox( outline, &cbox );
+
+ /* undocumented but confirmed: bbox values get rounded */
+#if 1
+ cbox.xMin = FT_PIX_ROUND( cbox.xMin );
+ cbox.yMin = FT_PIX_ROUND( cbox.yMin );
+ cbox.xMax = FT_PIX_ROUND( cbox.xMax );
+ cbox.yMax = FT_PIX_ROUND( cbox.yMax );
+#else
+ cbox.xMin = FT_PIX_FLOOR( cbox.xMin );
+ cbox.yMin = FT_PIX_FLOOR( cbox.yMin );
+ cbox.xMax = FT_PIX_CEIL( cbox.xMax );
+ cbox.yMax = FT_PIX_CEIL( cbox.yMax );
+#endif
+
+ width = (FT_UInt)( ( cbox.xMax - cbox.xMin ) >> 6 );
+ height = (FT_UInt)( ( cbox.yMax - cbox.yMin ) >> 6 );
+
+ if ( width > FT_USHORT_MAX || height > FT_USHORT_MAX )
+ {
+ error = Raster_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ bitmap = &slot->bitmap;
+ memory = render->root.memory;
+
+ /* release old bitmap buffer */
+ if ( slot->internal->flags & FT_GLYPH_OWN_BITMAP )
+ {
+ FT_FREE( bitmap->buffer );
+ slot->internal->flags &= ~FT_GLYPH_OWN_BITMAP;
+ }
+
+ /* allocate new one, depends on pixel format */
+ if ( !( mode & FT_RENDER_MODE_MONO ) )
+ {
+ /* we pad to 32 bits, only for backwards compatibility with FT 1.x */
+ pitch = FT_PAD_CEIL( width, 4 );
+ bitmap->pixel_mode = FT_PIXEL_MODE_GRAY;
+ bitmap->num_grays = 256;
+ }
+ else
+ {
+ pitch = ( ( width + 15 ) >> 4 ) << 1;
+ bitmap->pixel_mode = FT_PIXEL_MODE_MONO;
+ }
+
+ bitmap->width = width;
+ bitmap->rows = height;
+ bitmap->pitch = pitch;
+
+ if ( FT_ALLOC_MULT( bitmap->buffer, pitch, height ) )
+ goto Exit;
+
+ slot->internal->flags |= FT_GLYPH_OWN_BITMAP;
+
+ /* translate outline to render it into the bitmap */
+ FT_Outline_Translate( outline, -cbox.xMin, -cbox.yMin );
+
+ /* set up parameters */
+ params.target = bitmap;
+ params.source = outline;
+ params.flags = 0;
+
+ if ( bitmap->pixel_mode == FT_PIXEL_MODE_GRAY )
+ params.flags |= FT_RASTER_FLAG_AA;
+
+ /* render outline into the bitmap */
+ error = render->raster_render( render->raster, ¶ms );
+
+ FT_Outline_Translate( outline, cbox.xMin, cbox.yMin );
+
+ if ( error )
+ goto Exit;
+
+ slot->format = FT_GLYPH_FORMAT_BITMAP;
+ slot->bitmap_left = (FT_Int)( cbox.xMin >> 6 );
+ slot->bitmap_top = (FT_Int)( cbox.yMax >> 6 );
+
+ Exit:
+ return error;
+ }
+
+
+ FT_DEFINE_RENDERER( ft_raster1_renderer_class,
+
+ FT_MODULE_RENDERER,
+ sizeof ( FT_RendererRec ),
+
+ "raster1",
+ 0x10000L,
+ 0x20000L,
+
+ 0, /* module specific interface */
+
+ (FT_Module_Constructor)ft_raster1_init,
+ (FT_Module_Destructor) 0,
+ (FT_Module_Requester) 0
+ ,
+
+ FT_GLYPH_FORMAT_OUTLINE,
+
+ (FT_Renderer_RenderFunc) ft_raster1_render,
+ (FT_Renderer_TransformFunc)ft_raster1_transform,
+ (FT_Renderer_GetCBoxFunc) ft_raster1_get_cbox,
+ (FT_Renderer_SetModeFunc) ft_raster1_set_mode,
+
+ (FT_Raster_Funcs*) &FT_STANDARD_RASTER_GET
+ )
+
+
+ /* This renderer is _NOT_ part of the default modules; you will need */
+ /* to register it by hand in your application. It should only be */
+ /* used for backwards-compatibility with FT 1.x anyway. */
+ /* */
+ FT_DEFINE_RENDERER( ft_raster5_renderer_class,
+
+ FT_MODULE_RENDERER,
+ sizeof ( FT_RendererRec ),
+
+ "raster5",
+ 0x10000L,
+ 0x20000L,
+
+ 0, /* module specific interface */
+
+ (FT_Module_Constructor)ft_raster1_init,
+ (FT_Module_Destructor) 0,
+ (FT_Module_Requester) 0
+ ,
+
+ FT_GLYPH_FORMAT_OUTLINE,
+
+ (FT_Renderer_RenderFunc) ft_raster1_render,
+ (FT_Renderer_TransformFunc)ft_raster1_transform,
+ (FT_Renderer_GetCBoxFunc) ft_raster1_get_cbox,
+ (FT_Renderer_SetModeFunc) ft_raster1_set_mode,
+
+ (FT_Raster_Funcs*) &FT_STANDARD_RASTER_GET
+ )
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftrend1.h */
+/* */
+/* The FreeType glyph rasterizer interface (specification). */
+/* */
+/* Copyright 1996-2001 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTREND1_H__
+#define __FTREND1_H__
+
+
+#include <ft2build.h>
+#include FT_RENDER_H
+
+
+FT_BEGIN_HEADER
+
+
+ FT_DECLARE_RENDERER( ft_raster1_renderer_class )
+
+ /* this renderer is _NOT_ part of the default modules, you'll need */
+ /* to register it by hand in your application. It should only be */
+ /* used for backwards-compatibility with FT 1.x anyway. */
+ /* */
+ FT_DECLARE_RENDERER( ft_raster5_renderer_class )
+
+
+FT_END_HEADER
+
+#endif /* __FTREND1_H__ */
+
+
+/* END */
--- /dev/null
+#
+# FreeType 2 renderer module definition
+#
+
+
+# Copyright 1996-2000, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+FTMODULE_H_COMMANDS += RASTER_MODULE
+
+define RASTER_MODULE
+$(OPEN_DRIVER) FT_Renderer_Class, ft_raster1_renderer_class $(CLOSE_DRIVER)
+$(ECHO_DRIVER)raster $(ECHO_DRIVER_DESC)monochrome bitmap renderer$(ECHO_DRIVER_DONE)
+endef
+
+# EOF
--- /dev/null
+/***************************************************************************/
+/* */
+/* raster.c */
+/* */
+/* FreeType monochrome rasterer module component (body only). */
+/* */
+/* Copyright 1996-2001 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#define FT_MAKE_OPTION_SINGLE_OBJECT
+
+#include <ft2build.h>
+#include "rastpic.c"
+#include "ftraster.c"
+#include "ftrend1.c"
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* rasterrs.h */
+/* */
+/* monochrome renderer error codes (specification only). */
+/* */
+/* Copyright 2001, 2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This file is used to define the monochrome renderer error enumeration */
+ /* constants. */
+ /* */
+ /*************************************************************************/
+
+#ifndef __RASTERRS_H__
+#define __RASTERRS_H__
+
+#include FT_MODULE_ERRORS_H
+
+#undef __FTERRORS_H__
+
+#undef FT_ERR_PREFIX
+#define FT_ERR_PREFIX Raster_Err_
+#define FT_ERR_BASE FT_Mod_Err_Raster
+
+#include FT_ERRORS_H
+
+#endif /* __RASTERRS_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* rastpic.c */
+/* */
+/* The FreeType position independent code services for raster module. */
+/* */
+/* Copyright 2009, 2010 by */
+/* Oran Agra and Mickey Gabel. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+#include FT_INTERNAL_OBJECTS_H
+#include "rastpic.h"
+#include "rasterrs.h"
+
+#ifdef FT_CONFIG_OPTION_PIC
+
+ /* forward declaration of PIC init functions from ftraster.c */
+ void
+ FT_Init_Class_ft_standard_raster( FT_Raster_Funcs* funcs );
+
+ void
+ ft_raster1_renderer_class_pic_free( FT_Library library )
+ {
+ FT_PIC_Container* pic_container = &library->pic_container;
+ FT_Memory memory = library->memory;
+
+
+ if ( pic_container->raster )
+ {
+ RasterPIC* container = (RasterPIC*)pic_container->raster;
+ if ( --container->ref_count )
+ return;
+ FT_FREE( container );
+ pic_container->raster = NULL;
+ }
+ }
+
+
+ FT_Error
+ ft_raster1_renderer_class_pic_init( FT_Library library )
+ {
+ FT_PIC_Container* pic_container = &library->pic_container;
+ FT_Error error = Raster_Err_Ok;
+ RasterPIC* container;
+ FT_Memory memory = library->memory;
+
+
+ /* since this function also serve raster5 renderer,
+ it implements reference counting */
+ if ( pic_container->raster )
+ {
+ ((RasterPIC*)pic_container->raster)->ref_count++;
+ return error;
+ }
+
+ /* allocate pointer, clear and set global container pointer */
+ if ( FT_ALLOC( container, sizeof ( *container ) ) )
+ return error;
+ FT_MEM_SET( container, 0, sizeof ( *container ) );
+ pic_container->raster = container;
+ container->ref_count = 1;
+
+ /* initialize pointer table - this is how the module usually expects this data */
+ FT_Init_Class_ft_standard_raster( &container->ft_standard_raster );
+/*Exit:*/
+ if( error )
+ ft_raster1_renderer_class_pic_free( library );
+ return error;
+ }
+
+ /* re-route these init and free functions to the above functions */
+ FT_Error
+ ft_raster5_renderer_class_pic_init( FT_Library library )
+ {
+ return ft_raster1_renderer_class_pic_init( library );
+ }
+
+ void
+ ft_raster5_renderer_class_pic_free( FT_Library library )
+ {
+ ft_raster1_renderer_class_pic_free( library );
+ }
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* rastpic.h */
+/* */
+/* The FreeType position independent code services for raster module. */
+/* */
+/* Copyright 2009 by */
+/* Oran Agra and Mickey Gabel. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __RASTPIC_H__
+#define __RASTPIC_H__
+
+
+FT_BEGIN_HEADER
+
+#include FT_INTERNAL_PIC_H
+
+#ifndef FT_CONFIG_OPTION_PIC
+#define FT_STANDARD_RASTER_GET ft_standard_raster
+
+#else /* FT_CONFIG_OPTION_PIC */
+
+ typedef struct RasterPIC_
+ {
+ int ref_count;
+ FT_Raster_Funcs ft_standard_raster;
+ } RasterPIC;
+
+#define GET_PIC(lib) ((RasterPIC*)((lib)->pic_container.raster))
+#define FT_STANDARD_RASTER_GET (GET_PIC(library)->ft_standard_raster)
+
+ /* see rastpic.c for the implementation */
+ void
+ ft_raster1_renderer_class_pic_free( FT_Library library );
+
+ void
+ ft_raster5_renderer_class_pic_free( FT_Library library );
+
+ FT_Error
+ ft_raster1_renderer_class_pic_init( FT_Library library );
+
+ FT_Error
+ ft_raster5_renderer_class_pic_init( FT_Library library );
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+ /* */
+
+FT_END_HEADER
+
+#endif /* __RASTPIC_H__ */
+
+
+/* END */
--- /dev/null
+#
+# FreeType 2 renderer module build rules
+#
+
+
+# Copyright 1996-2000, 2001, 2003, 2008, 2009, 2011 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# raster driver directory
+#
+RASTER_DIR := $(SRC_DIR)/raster
+
+# compilation flags for the driver
+#
+RASTER_COMPILE := $(FT_COMPILE) $I$(subst /,$(COMPILER_SEP),$(RASTER_DIR))
+
+
+# raster driver sources (i.e., C files)
+#
+RASTER_DRV_SRC := $(RASTER_DIR)/ftraster.c \
+ $(RASTER_DIR)/ftrend1.c \
+ $(RASTER_DIR)/rastpic.c
+
+
+# raster driver headers
+#
+RASTER_DRV_H := $(RASTER_DRV_SRC:%.c=%.h) \
+ $(RASTER_DIR)/rasterrs.h
+
+
+# raster driver object(s)
+#
+# RASTER_DRV_OBJ_M is used during `multi' builds.
+# RASTER_DRV_OBJ_S is used during `single' builds.
+#
+RASTER_DRV_OBJ_M := $(RASTER_DRV_SRC:$(RASTER_DIR)/%.c=$(OBJ_DIR)/%.$O)
+RASTER_DRV_OBJ_S := $(OBJ_DIR)/raster.$O
+
+# raster driver source file for single build
+#
+RASTER_DRV_SRC_S := $(RASTER_DIR)/raster.c
+
+
+# raster driver - single object
+#
+$(RASTER_DRV_OBJ_S): $(RASTER_DRV_SRC_S) $(RASTER_DRV_SRC) \
+ $(FREETYPE_H) $(RASTER_DRV_H)
+ $(RASTER_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $(RASTER_DRV_SRC_S))
+
+
+# raster driver - multiple objects
+#
+$(OBJ_DIR)/%.$O: $(RASTER_DIR)/%.c $(FREETYPE_H) $(RASTER_DRV_H)
+ $(RASTER_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $<)
+
+
+# update main driver object lists
+#
+DRV_OBJS_S += $(RASTER_DRV_OBJ_S)
+DRV_OBJS_M += $(RASTER_DRV_OBJ_M)
+
+
+# EOF
--- /dev/null
+# FreeType 2 src/sfnt Jamfile
+#
+# Copyright 2001, 2002, 2004, 2005 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+SubDir FT2_TOP $(FT2_SRC_DIR) sfnt ;
+
+{
+ local _sources ;
+
+ if $(FT2_MULTI)
+ {
+ _sources = sfobjs sfdriver ttcmap ttmtx ttpost ttload ttsbit ttkern ttbdf sfntpic ;
+ }
+ else
+ {
+ _sources = sfnt ;
+ }
+
+ Library $(FT2_LIB) : $(_sources).c ;
+}
+
+# end of src/sfnt Jamfile
--- /dev/null
+#
+# FreeType 2 SFNT module definition
+#
+
+
+# Copyright 1996-2000, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+FTMODULE_H_COMMANDS += SFNT_MODULE
+
+define SFNT_MODULE
+$(OPEN_DRIVER) FT_Module_Class, sfnt_module_class $(CLOSE_DRIVER)
+$(ECHO_DRIVER)sfnt $(ECHO_DRIVER_DESC)helper module for TrueType & OpenType formats$(ECHO_DRIVER_DONE)
+endef
+
+# EOF
--- /dev/null
+#
+# FreeType 2 SFNT driver configuration rules
+#
+
+
+# Copyright 1996-2000, 2002, 2003, 2004, 2005, 2006, 2007, 2009, 2011 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# SFNT driver directory
+#
+SFNT_DIR := $(SRC_DIR)/sfnt
+
+
+# compilation flags for the driver
+#
+SFNT_COMPILE := $(FT_COMPILE) $I$(subst /,$(COMPILER_SEP),$(SFNT_DIR))
+
+
+# SFNT driver sources (i.e., C files)
+#
+SFNT_DRV_SRC := $(SFNT_DIR)/ttload.c \
+ $(SFNT_DIR)/ttmtx.c \
+ $(SFNT_DIR)/ttcmap.c \
+ $(SFNT_DIR)/ttsbit.c \
+ $(SFNT_DIR)/ttpost.c \
+ $(SFNT_DIR)/ttkern.c \
+ $(SFNT_DIR)/ttbdf.c \
+ $(SFNT_DIR)/sfobjs.c \
+ $(SFNT_DIR)/sfdriver.c \
+ $(SFNT_DIR)/sfntpic.c
+
+# SFNT driver headers
+#
+# Note that ttsbit0.c gets #included by ttsbit.c.
+#
+SFNT_DRV_H := $(SFNT_DRV_SRC:%c=%h) \
+ $(SFNT_DIR)/sferrors.h \
+ $(SFNT_DIR)/ttsbit0.c
+
+
+# SFNT driver object(s)
+#
+# SFNT_DRV_OBJ_M is used during `multi' builds.
+# SFNT_DRV_OBJ_S is used during `single' builds.
+#
+SFNT_DRV_OBJ_M := $(SFNT_DRV_SRC:$(SFNT_DIR)/%.c=$(OBJ_DIR)/%.$O)
+SFNT_DRV_OBJ_S := $(OBJ_DIR)/sfnt.$O
+
+# SFNT driver source file for single build
+#
+SFNT_DRV_SRC_S := $(SFNT_DIR)/sfnt.c
+
+
+# SFNT driver - single object
+#
+$(SFNT_DRV_OBJ_S): $(SFNT_DRV_SRC_S) $(SFNT_DRV_SRC) \
+ $(FREETYPE_H) $(SFNT_DRV_H)
+ $(SFNT_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $(SFNT_DRV_SRC_S))
+
+
+# SFNT driver - multiple objects
+#
+$(OBJ_DIR)/%.$O: $(SFNT_DIR)/%.c $(FREETYPE_H) $(SFNT_DRV_H)
+ $(SFNT_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $<)
+
+
+# update main driver object lists
+#
+DRV_OBJS_S += $(SFNT_DRV_OBJ_S)
+DRV_OBJS_M += $(SFNT_DRV_OBJ_M)
+
+
+# EOF
--- /dev/null
+/***************************************************************************/
+/* */
+/* sfdriver.c */
+/* */
+/* High-level SFNT driver interface (body). */
+/* */
+/* Copyright 1996-2007, 2009-2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_SFNT_H
+#include FT_INTERNAL_OBJECTS_H
+
+#include "sfdriver.h"
+#include "ttload.h"
+#include "sfobjs.h"
+#include "sfntpic.h"
+
+#include "sferrors.h"
+
+#ifdef TT_CONFIG_OPTION_EMBEDDED_BITMAPS
+#include "ttsbit.h"
+#endif
+
+#ifdef TT_CONFIG_OPTION_POSTSCRIPT_NAMES
+#include "ttpost.h"
+#endif
+
+#ifdef TT_CONFIG_OPTION_BDF
+#include "ttbdf.h"
+#include FT_SERVICE_BDF_H
+#endif
+
+#include "ttcmap.h"
+#include "ttkern.h"
+#include "ttmtx.h"
+
+#include FT_SERVICE_GLYPH_DICT_H
+#include FT_SERVICE_POSTSCRIPT_NAME_H
+#include FT_SERVICE_SFNT_H
+#include FT_SERVICE_TT_CMAP_H
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_sfdriver
+
+
+ /*
+ * SFNT TABLE SERVICE
+ *
+ */
+
+ static void*
+ get_sfnt_table( TT_Face face,
+ FT_Sfnt_Tag tag )
+ {
+ void* table;
+
+
+ switch ( tag )
+ {
+ case ft_sfnt_head:
+ table = &face->header;
+ break;
+
+ case ft_sfnt_hhea:
+ table = &face->horizontal;
+ break;
+
+ case ft_sfnt_vhea:
+ table = face->vertical_info ? &face->vertical : 0;
+ break;
+
+ case ft_sfnt_os2:
+ table = face->os2.version == 0xFFFFU ? 0 : &face->os2;
+ break;
+
+ case ft_sfnt_post:
+ table = &face->postscript;
+ break;
+
+ case ft_sfnt_maxp:
+ table = &face->max_profile;
+ break;
+
+ case ft_sfnt_pclt:
+ table = face->pclt.Version ? &face->pclt : 0;
+ break;
+
+ default:
+ table = 0;
+ }
+
+ return table;
+ }
+
+
+ static FT_Error
+ sfnt_table_info( TT_Face face,
+ FT_UInt idx,
+ FT_ULong *tag,
+ FT_ULong *offset,
+ FT_ULong *length )
+ {
+ if ( !offset || !length )
+ return SFNT_Err_Invalid_Argument;
+
+ if ( !tag )
+ *length = face->num_tables;
+ else
+ {
+ if ( idx >= face->num_tables )
+ return SFNT_Err_Table_Missing;
+
+ *tag = face->dir_tables[idx].Tag;
+ *offset = face->dir_tables[idx].Offset;
+ *length = face->dir_tables[idx].Length;
+ }
+
+ return SFNT_Err_Ok;
+ }
+
+
+ FT_DEFINE_SERVICE_SFNT_TABLEREC(sfnt_service_sfnt_table,
+ (FT_SFNT_TableLoadFunc)tt_face_load_any,
+ (FT_SFNT_TableGetFunc) get_sfnt_table,
+ (FT_SFNT_TableInfoFunc)sfnt_table_info
+ )
+
+
+#ifdef TT_CONFIG_OPTION_POSTSCRIPT_NAMES
+
+ /*
+ * GLYPH DICT SERVICE
+ *
+ */
+
+ static FT_Error
+ sfnt_get_glyph_name( TT_Face face,
+ FT_UInt glyph_index,
+ FT_Pointer buffer,
+ FT_UInt buffer_max )
+ {
+ FT_String* gname;
+ FT_Error error;
+
+
+ error = tt_face_get_ps_name( face, glyph_index, &gname );
+ if ( !error )
+ FT_STRCPYN( buffer, gname, buffer_max );
+
+ return error;
+ }
+
+
+ static FT_UInt
+ sfnt_get_name_index( TT_Face face,
+ FT_String* glyph_name )
+ {
+ FT_Face root = &face->root;
+ FT_UInt i, max_gid = FT_UINT_MAX;
+
+
+ if ( root->num_glyphs < 0 )
+ return 0;
+ else if ( ( FT_ULong ) root->num_glyphs < FT_UINT_MAX )
+ max_gid = ( FT_UInt ) root->num_glyphs;
+ else
+ FT_TRACE0(( "Ignore glyph names for invalid GID 0x%08x - 0x%08x\n",
+ FT_UINT_MAX, root->num_glyphs ));
+
+ for ( i = 0; i < max_gid; i++ )
+ {
+ FT_String* gname;
+ FT_Error error = tt_face_get_ps_name( face, i, &gname );
+
+
+ if ( error )
+ continue;
+
+ if ( !ft_strcmp( glyph_name, gname ) )
+ return i;
+ }
+
+ return 0;
+ }
+
+
+ FT_DEFINE_SERVICE_GLYPHDICTREC(sfnt_service_glyph_dict,
+ (FT_GlyphDict_GetNameFunc) sfnt_get_glyph_name,
+ (FT_GlyphDict_NameIndexFunc)sfnt_get_name_index
+ )
+
+#endif /* TT_CONFIG_OPTION_POSTSCRIPT_NAMES */
+
+
+ /*
+ * POSTSCRIPT NAME SERVICE
+ *
+ */
+
+ static const char*
+ sfnt_get_ps_name( TT_Face face )
+ {
+ FT_Int n, found_win, found_apple;
+ const char* result = NULL;
+
+
+ /* shouldn't happen, but just in case to avoid memory leaks */
+ if ( face->postscript_name )
+ return face->postscript_name;
+
+ /* scan the name table to see whether we have a Postscript name here, */
+ /* either in Macintosh or Windows platform encodings */
+ found_win = -1;
+ found_apple = -1;
+
+ for ( n = 0; n < face->num_names; n++ )
+ {
+ TT_NameEntryRec* name = face->name_table.names + n;
+
+
+ if ( name->nameID == 6 && name->stringLength > 0 )
+ {
+ if ( name->platformID == 3 &&
+ name->encodingID == 1 &&
+ name->languageID == 0x409 )
+ found_win = n;
+
+ if ( name->platformID == 1 &&
+ name->encodingID == 0 &&
+ name->languageID == 0 )
+ found_apple = n;
+ }
+ }
+
+ if ( found_win != -1 )
+ {
+ FT_Memory memory = face->root.memory;
+ TT_NameEntryRec* name = face->name_table.names + found_win;
+ FT_UInt len = name->stringLength / 2;
+ FT_Error error = SFNT_Err_Ok;
+
+ FT_UNUSED( error );
+
+
+ if ( !FT_ALLOC( result, name->stringLength + 1 ) )
+ {
+ FT_Stream stream = face->name_table.stream;
+ FT_String* r = (FT_String*)result;
+ FT_Byte* p = (FT_Byte*)name->string;
+
+
+ if ( FT_STREAM_SEEK( name->stringOffset ) ||
+ FT_FRAME_ENTER( name->stringLength ) )
+ {
+ FT_FREE( result );
+ name->stringLength = 0;
+ name->stringOffset = 0;
+ FT_FREE( name->string );
+
+ goto Exit;
+ }
+
+ p = (FT_Byte*)stream->cursor;
+
+ for ( ; len > 0; len--, p += 2 )
+ {
+ if ( p[0] == 0 && p[1] >= 32 && p[1] < 128 )
+ *r++ = p[1];
+ }
+ *r = '\0';
+
+ FT_FRAME_EXIT();
+ }
+ goto Exit;
+ }
+
+ if ( found_apple != -1 )
+ {
+ FT_Memory memory = face->root.memory;
+ TT_NameEntryRec* name = face->name_table.names + found_apple;
+ FT_UInt len = name->stringLength;
+ FT_Error error = SFNT_Err_Ok;
+
+ FT_UNUSED( error );
+
+
+ if ( !FT_ALLOC( result, len + 1 ) )
+ {
+ FT_Stream stream = face->name_table.stream;
+
+
+ if ( FT_STREAM_SEEK( name->stringOffset ) ||
+ FT_STREAM_READ( result, len ) )
+ {
+ name->stringOffset = 0;
+ name->stringLength = 0;
+ FT_FREE( name->string );
+ FT_FREE( result );
+ goto Exit;
+ }
+ ((char*)result)[len] = '\0';
+ }
+ }
+
+ Exit:
+ face->postscript_name = result;
+ return result;
+ }
+
+ FT_DEFINE_SERVICE_PSFONTNAMEREC(sfnt_service_ps_name,
+ (FT_PsName_GetFunc)sfnt_get_ps_name
+ )
+
+
+ /*
+ * TT CMAP INFO
+ */
+ FT_DEFINE_SERVICE_TTCMAPSREC(tt_service_get_cmap_info,
+ (TT_CMap_Info_GetFunc)tt_get_cmap_info
+ )
+
+
+#ifdef TT_CONFIG_OPTION_BDF
+
+ static FT_Error
+ sfnt_get_charset_id( TT_Face face,
+ const char* *acharset_encoding,
+ const char* *acharset_registry )
+ {
+ BDF_PropertyRec encoding, registry;
+ FT_Error error;
+
+
+ /* XXX: I don't know whether this is correct, since
+ * tt_face_find_bdf_prop only returns something correct if we have
+ * previously selected a size that is listed in the BDF table.
+ * Should we change the BDF table format to include single offsets
+ * for `CHARSET_REGISTRY' and `CHARSET_ENCODING'?
+ */
+ error = tt_face_find_bdf_prop( face, "CHARSET_REGISTRY", ®istry );
+ if ( !error )
+ {
+ error = tt_face_find_bdf_prop( face, "CHARSET_ENCODING", &encoding );
+ if ( !error )
+ {
+ if ( registry.type == BDF_PROPERTY_TYPE_ATOM &&
+ encoding.type == BDF_PROPERTY_TYPE_ATOM )
+ {
+ *acharset_encoding = encoding.u.atom;
+ *acharset_registry = registry.u.atom;
+ }
+ else
+ error = SFNT_Err_Invalid_Argument;
+ }
+ }
+
+ return error;
+ }
+
+
+ FT_DEFINE_SERVICE_BDFRec(sfnt_service_bdf,
+ (FT_BDF_GetCharsetIdFunc) sfnt_get_charset_id,
+ (FT_BDF_GetPropertyFunc) tt_face_find_bdf_prop
+ )
+
+#endif /* TT_CONFIG_OPTION_BDF */
+
+
+ /*
+ * SERVICE LIST
+ */
+
+#if defined TT_CONFIG_OPTION_POSTSCRIPT_NAMES && defined TT_CONFIG_OPTION_BDF
+ FT_DEFINE_SERVICEDESCREC5(sfnt_services,
+ FT_SERVICE_ID_SFNT_TABLE, &FT_SFNT_SERVICE_SFNT_TABLE_GET,
+ FT_SERVICE_ID_POSTSCRIPT_FONT_NAME, &FT_SFNT_SERVICE_PS_NAME_GET,
+ FT_SERVICE_ID_GLYPH_DICT, &FT_SFNT_SERVICE_GLYPH_DICT_GET,
+ FT_SERVICE_ID_BDF, &FT_SFNT_SERVICE_BDF_GET,
+ FT_SERVICE_ID_TT_CMAP, &FT_TT_SERVICE_GET_CMAP_INFO_GET
+ )
+#elif defined TT_CONFIG_OPTION_POSTSCRIPT_NAMES
+ FT_DEFINE_SERVICEDESCREC4(sfnt_services,
+ FT_SERVICE_ID_SFNT_TABLE, &FT_SFNT_SERVICE_SFNT_TABLE_GET,
+ FT_SERVICE_ID_POSTSCRIPT_FONT_NAME, &FT_SFNT_SERVICE_PS_NAME_GET,
+ FT_SERVICE_ID_GLYPH_DICT, &FT_SFNT_SERVICE_GLYPH_DICT_GET,
+ FT_SERVICE_ID_TT_CMAP, &FT_TT_SERVICE_GET_CMAP_INFO_GET
+ )
+#elif defined TT_CONFIG_OPTION_BDF
+ FT_DEFINE_SERVICEDESCREC4(sfnt_services,
+ FT_SERVICE_ID_SFNT_TABLE, &FT_SFNT_SERVICE_SFNT_TABLE_GET,
+ FT_SERVICE_ID_POSTSCRIPT_FONT_NAME, &FT_SFNT_SERVICE_PS_NAME_GET,
+ FT_SERVICE_ID_BDF, &FT_SFNT_SERVICE_BDF_GET,
+ FT_SERVICE_ID_TT_CMAP, &FT_TT_SERVICE_GET_CMAP_INFO_GET
+ )
+#else
+ FT_DEFINE_SERVICEDESCREC3(sfnt_services,
+ FT_SERVICE_ID_SFNT_TABLE, &FT_SFNT_SERVICE_SFNT_TABLE_GET,
+ FT_SERVICE_ID_POSTSCRIPT_FONT_NAME, &FT_SFNT_SERVICE_PS_NAME_GET,
+ FT_SERVICE_ID_TT_CMAP, &FT_TT_SERVICE_GET_CMAP_INFO_GET
+ )
+#endif
+
+
+ FT_CALLBACK_DEF( FT_Module_Interface )
+ sfnt_get_interface( FT_Module module,
+ const char* module_interface )
+ {
+ /* FT_SFNT_SERVICES_GET derefers `library' in PIC mode */
+#ifdef FT_CONFIG_OPTION_PIC
+ FT_Library library;
+
+
+ if ( !module )
+ return NULL;
+ library = module->library;
+ if ( !library )
+ return NULL;
+#else
+ FT_UNUSED( module );
+#endif
+ return ft_service_list_lookup( FT_SFNT_SERVICES_GET, module_interface );
+ }
+
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+
+ FT_CALLBACK_DEF( FT_Error )
+ tt_face_load_sfnt_header_stub( TT_Face face,
+ FT_Stream stream,
+ FT_Long face_index,
+ SFNT_Header header )
+ {
+ FT_UNUSED( face );
+ FT_UNUSED( stream );
+ FT_UNUSED( face_index );
+ FT_UNUSED( header );
+
+ return SFNT_Err_Unimplemented_Feature;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ tt_face_load_directory_stub( TT_Face face,
+ FT_Stream stream,
+ SFNT_Header header )
+ {
+ FT_UNUSED( face );
+ FT_UNUSED( stream );
+ FT_UNUSED( header );
+
+ return SFNT_Err_Unimplemented_Feature;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ tt_face_load_hdmx_stub( TT_Face face,
+ FT_Stream stream )
+ {
+ FT_UNUSED( face );
+ FT_UNUSED( stream );
+
+ return SFNT_Err_Unimplemented_Feature;
+ }
+
+
+ FT_CALLBACK_DEF( void )
+ tt_face_free_hdmx_stub( TT_Face face )
+ {
+ FT_UNUSED( face );
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ tt_face_set_sbit_strike_stub( TT_Face face,
+ FT_UInt x_ppem,
+ FT_UInt y_ppem,
+ FT_ULong* astrike_index )
+ {
+ /*
+ * We simply forge a FT_Size_Request and call the real function
+ * that does all the work.
+ *
+ * This stub might be called by libXfont in the X.Org Xserver,
+ * compiled against version 2.1.8 or newer.
+ */
+
+ FT_Size_RequestRec req;
+
+
+ req.type = FT_SIZE_REQUEST_TYPE_NOMINAL;
+ req.width = (FT_F26Dot6)x_ppem;
+ req.height = (FT_F26Dot6)y_ppem;
+ req.horiResolution = 0;
+ req.vertResolution = 0;
+
+ *astrike_index = 0x7FFFFFFFUL;
+
+ return tt_face_set_sbit_strike( face, &req, astrike_index );
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ tt_face_load_sbit_stub( TT_Face face,
+ FT_Stream stream )
+ {
+ FT_UNUSED( face );
+ FT_UNUSED( stream );
+
+ /*
+ * This function was originally implemented to load the sbit table.
+ * However, it has been replaced by `tt_face_load_eblc', and this stub
+ * is only there for some rogue clients which would want to call it
+ * directly (which doesn't make much sense).
+ */
+ return SFNT_Err_Unimplemented_Feature;
+ }
+
+
+ FT_CALLBACK_DEF( void )
+ tt_face_free_sbit_stub( TT_Face face )
+ {
+ /* nothing to do in this stub */
+ FT_UNUSED( face );
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ tt_face_load_charmap_stub( TT_Face face,
+ void* cmap,
+ FT_Stream input )
+ {
+ FT_UNUSED( face );
+ FT_UNUSED( cmap );
+ FT_UNUSED( input );
+
+ return SFNT_Err_Unimplemented_Feature;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ tt_face_free_charmap_stub( TT_Face face,
+ void* cmap )
+ {
+ FT_UNUSED( face );
+ FT_UNUSED( cmap );
+
+ return SFNT_Err_Ok;
+ }
+
+#endif /* FT_CONFIG_OPTION_OLD_INTERNALS */
+
+#ifdef TT_CONFIG_OPTION_EMBEDDED_BITMAPS
+#define PUT_EMBEDDED_BITMAPS(a) a
+#else
+#define PUT_EMBEDDED_BITMAPS(a) 0
+#endif
+#ifdef TT_CONFIG_OPTION_POSTSCRIPT_NAMES
+#define PUT_PS_NAMES(a) a
+#else
+#define PUT_PS_NAMES(a) 0
+#endif
+
+ FT_DEFINE_SFNT_INTERFACE(sfnt_interface,
+ tt_face_goto_table,
+
+ sfnt_init_face,
+ sfnt_load_face,
+ sfnt_done_face,
+ sfnt_get_interface,
+
+ tt_face_load_any,
+
+ tt_face_load_sfnt_header_stub, /* FT_CONFIG_OPTION_OLD_INTERNALS */
+ tt_face_load_directory_stub, /* FT_CONFIG_OPTION_OLD_INTERNALS */
+
+ tt_face_load_head,
+ tt_face_load_hhea,
+ tt_face_load_cmap,
+ tt_face_load_maxp,
+ tt_face_load_os2,
+ tt_face_load_post,
+
+ tt_face_load_name,
+ tt_face_free_name,
+
+ tt_face_load_hdmx_stub, /* FT_CONFIG_OPTION_OLD_INTERNALS */
+ tt_face_free_hdmx_stub, /* FT_CONFIG_OPTION_OLD_INTERNALS */
+
+ tt_face_load_kern,
+ tt_face_load_gasp,
+ tt_face_load_pclt,
+
+ /* see `ttload.h' */
+ PUT_EMBEDDED_BITMAPS(tt_face_load_bhed),
+
+ tt_face_set_sbit_strike_stub, /* FT_CONFIG_OPTION_OLD_INTERNALS */
+ tt_face_load_sbit_stub, /* FT_CONFIG_OPTION_OLD_INTERNALS */
+
+ tt_find_sbit_image, /* FT_CONFIG_OPTION_OLD_INTERNALS */
+ tt_load_sbit_metrics, /* FT_CONFIG_OPTION_OLD_INTERNALS */
+
+ PUT_EMBEDDED_BITMAPS(tt_face_load_sbit_image),
+
+ tt_face_free_sbit_stub, /* FT_CONFIG_OPTION_OLD_INTERNALS */
+
+ /* see `ttpost.h' */
+ PUT_PS_NAMES(tt_face_get_ps_name),
+ PUT_PS_NAMES(tt_face_free_ps_names),
+
+ tt_face_load_charmap_stub, /* FT_CONFIG_OPTION_OLD_INTERNALS */
+ tt_face_free_charmap_stub, /* FT_CONFIG_OPTION_OLD_INTERNALS */
+
+ /* since version 2.1.8 */
+
+ tt_face_get_kerning,
+
+ /* since version 2.2 */
+
+ tt_face_load_font_dir,
+ tt_face_load_hmtx,
+
+ /* see `ttsbit.h' and `sfnt.h' */
+ PUT_EMBEDDED_BITMAPS(tt_face_load_eblc),
+ PUT_EMBEDDED_BITMAPS(tt_face_free_eblc),
+
+ PUT_EMBEDDED_BITMAPS(tt_face_set_sbit_strike),
+ PUT_EMBEDDED_BITMAPS(tt_face_load_strike_metrics),
+
+ tt_face_get_metrics
+ )
+
+
+ FT_DEFINE_MODULE(sfnt_module_class,
+
+ 0, /* not a font driver or renderer */
+ sizeof ( FT_ModuleRec ),
+
+ "sfnt", /* driver name */
+ 0x10000L, /* driver version 1.0 */
+ 0x20000L, /* driver requires FreeType 2.0 or higher */
+
+ (const void*)&FT_SFNT_INTERFACE_GET, /* module specific interface */
+
+ (FT_Module_Constructor)0,
+ (FT_Module_Destructor) 0,
+ (FT_Module_Requester) sfnt_get_interface
+ )
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* sfdriver.h */
+/* */
+/* High-level SFNT driver interface (specification). */
+/* */
+/* Copyright 1996-2001 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __SFDRIVER_H__
+#define __SFDRIVER_H__
+
+
+#include <ft2build.h>
+#include FT_MODULE_H
+
+
+FT_BEGIN_HEADER
+
+
+ FT_DECLARE_MODULE( sfnt_module_class )
+
+
+FT_END_HEADER
+
+#endif /* __SFDRIVER_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* sferrors.h */
+/* */
+/* SFNT error codes (specification only). */
+/* */
+/* Copyright 2001, 2004, 2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This file is used to define the SFNT error enumeration constants. */
+ /* */
+ /*************************************************************************/
+
+#ifndef __SFERRORS_H__
+#define __SFERRORS_H__
+
+#include FT_MODULE_ERRORS_H
+
+#undef __FTERRORS_H__
+
+#undef FT_ERR_PREFIX
+#define FT_ERR_PREFIX SFNT_Err_
+#define FT_ERR_BASE FT_Mod_Err_SFNT
+
+#define FT_KEEP_ERR_PREFIX
+
+#include FT_ERRORS_H
+
+#endif /* __SFERRORS_H__ */
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* sfnt.c */
+/* */
+/* Single object library component. */
+/* */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#define FT_MAKE_OPTION_SINGLE_OBJECT
+
+#include <ft2build.h>
+#include "sfntpic.c"
+#include "ttload.c"
+#include "ttmtx.c"
+#include "ttcmap.c"
+#include "ttkern.c"
+#include "sfobjs.c"
+#include "sfdriver.c"
+
+#ifdef TT_CONFIG_OPTION_EMBEDDED_BITMAPS
+#include "ttsbit.c"
+#endif
+
+#ifdef TT_CONFIG_OPTION_POSTSCRIPT_NAMES
+#include "ttpost.c"
+#endif
+
+#ifdef TT_CONFIG_OPTION_BDF
+#include "ttbdf.c"
+#endif
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* sfntpic.c */
+/* */
+/* The FreeType position independent code services for sfnt module. */
+/* */
+/* Copyright 2009, 2010 by */
+/* Oran Agra and Mickey Gabel. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+#include FT_INTERNAL_OBJECTS_H
+#include "sfntpic.h"
+#include "sferrors.h"
+
+#ifdef FT_CONFIG_OPTION_PIC
+
+ /* forward declaration of PIC init functions from sfdriver.c */
+ FT_Error
+ FT_Create_Class_sfnt_services( FT_Library library,
+ FT_ServiceDescRec** ouput_class );
+
+ void
+ FT_Destroy_Class_sfnt_services( FT_Library library,
+ FT_ServiceDescRec* clazz );
+
+ void
+ FT_Init_Class_sfnt_service_bdf( FT_Service_BDFRec* clazz );
+
+ void
+ FT_Init_Class_sfnt_interface( FT_Library library,
+ SFNT_Interface* clazz );
+
+ void
+ FT_Init_Class_sfnt_service_glyph_dict(
+ FT_Library library,
+ FT_Service_GlyphDictRec* clazz );
+
+ void
+ FT_Init_Class_sfnt_service_ps_name(
+ FT_Library library,
+ FT_Service_PsFontNameRec* clazz );
+
+ void
+ FT_Init_Class_tt_service_get_cmap_info(
+ FT_Library library,
+ FT_Service_TTCMapsRec* clazz );
+
+ void
+ FT_Init_Class_sfnt_service_sfnt_table(
+ FT_Service_SFNT_TableRec* clazz );
+
+ /* forward declaration of PIC init functions from ttcmap.c */
+ FT_Error
+ FT_Create_Class_tt_cmap_classes( FT_Library library,
+ TT_CMap_Class** output_class );
+
+ void
+ FT_Destroy_Class_tt_cmap_classes( FT_Library library,
+ TT_CMap_Class* clazz );
+
+ void
+ sfnt_module_class_pic_free( FT_Library library )
+ {
+ FT_PIC_Container* pic_container = &library->pic_container;
+ FT_Memory memory = library->memory;
+
+
+ if ( pic_container->sfnt )
+ {
+ sfntModulePIC* container = (sfntModulePIC*)pic_container->sfnt;
+
+
+ if ( container->sfnt_services )
+ FT_Destroy_Class_sfnt_services( library,
+ container->sfnt_services );
+ container->sfnt_services = NULL;
+ if ( container->tt_cmap_classes )
+ FT_Destroy_Class_tt_cmap_classes( library,
+ container->tt_cmap_classes );
+ container->tt_cmap_classes = NULL;
+ FT_FREE( container );
+ pic_container->sfnt = NULL;
+ }
+ }
+
+
+ FT_Error
+ sfnt_module_class_pic_init( FT_Library library )
+ {
+ FT_PIC_Container* pic_container = &library->pic_container;
+ FT_Error error = SFNT_Err_Ok;
+ sfntModulePIC* container;
+ FT_Memory memory = library->memory;
+
+
+ /* allocate pointer, clear and set global container pointer */
+ if ( FT_ALLOC ( container, sizeof ( *container ) ) )
+ return error;
+ FT_MEM_SET( container, 0, sizeof ( *container ) );
+ pic_container->sfnt = container;
+
+ /* initialize pointer table - this is how the module usually expects this data */
+ error = FT_Create_Class_sfnt_services( library,
+ &container->sfnt_services );
+ if ( error )
+ goto Exit;
+ error = FT_Create_Class_tt_cmap_classes( library,
+ &container->tt_cmap_classes );
+ if ( error )
+ goto Exit;
+
+ FT_Init_Class_sfnt_service_glyph_dict(
+ library, &container->sfnt_service_glyph_dict );
+ FT_Init_Class_sfnt_service_ps_name(
+ library, &container->sfnt_service_ps_name );
+ FT_Init_Class_tt_service_get_cmap_info(
+ library, &container->tt_service_get_cmap_info );
+ FT_Init_Class_sfnt_service_sfnt_table(
+ &container->sfnt_service_sfnt_table );
+#ifdef TT_CONFIG_OPTION_BDF
+ FT_Init_Class_sfnt_service_bdf( &container->sfnt_service_bdf );
+#endif
+ FT_Init_Class_sfnt_interface( library, &container->sfnt_interface );
+
+Exit:
+ if ( error )
+ sfnt_module_class_pic_free( library );
+ return error;
+ }
+
+
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* sfntpic.h */
+/* */
+/* The FreeType position independent code services for sfnt module. */
+/* */
+/* Copyright 2009 by */
+/* Oran Agra and Mickey Gabel. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __SFNTPIC_H__
+#define __SFNTPIC_H__
+
+
+FT_BEGIN_HEADER
+
+#include FT_INTERNAL_PIC_H
+
+ #ifndef FT_CONFIG_OPTION_PIC
+#define FT_SFNT_SERVICES_GET sfnt_services
+#define FT_SFNT_SERVICE_GLYPH_DICT_GET sfnt_service_glyph_dict
+#define FT_SFNT_SERVICE_PS_NAME_GET sfnt_service_ps_name
+#define FT_TT_SERVICE_GET_CMAP_INFO_GET tt_service_get_cmap_info
+#define FT_SFNT_SERVICES_GET sfnt_services
+#define FT_TT_CMAP_CLASSES_GET tt_cmap_classes
+#define FT_SFNT_SERVICE_SFNT_TABLE_GET sfnt_service_sfnt_table
+#define FT_SFNT_SERVICE_BDF_GET sfnt_service_bdf
+#define FT_SFNT_INTERFACE_GET sfnt_interface
+
+#else /* FT_CONFIG_OPTION_PIC */
+
+/* some include files required for members of sfntModulePIC */
+#include FT_SERVICE_GLYPH_DICT_H
+#include FT_SERVICE_POSTSCRIPT_NAME_H
+#include FT_SERVICE_SFNT_H
+#include FT_SERVICE_TT_CMAP_H
+#ifdef TT_CONFIG_OPTION_BDF
+#include "ttbdf.h"
+#include FT_SERVICE_BDF_H
+#endif
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_STREAM_H
+#include FT_INTERNAL_SFNT_H
+#include "ttcmap.h"
+
+typedef struct sfntModulePIC_
+ {
+ FT_ServiceDescRec* sfnt_services;
+ FT_Service_GlyphDictRec sfnt_service_glyph_dict;
+ FT_Service_PsFontNameRec sfnt_service_ps_name;
+ FT_Service_TTCMapsRec tt_service_get_cmap_info;
+ TT_CMap_Class* tt_cmap_classes;
+ FT_Service_SFNT_TableRec sfnt_service_sfnt_table;
+#ifdef TT_CONFIG_OPTION_BDF
+ FT_Service_BDFRec sfnt_service_bdf;
+#endif
+ SFNT_Interface sfnt_interface;
+ } sfntModulePIC;
+
+#define GET_PIC(lib) ((sfntModulePIC*)((lib)->pic_container.sfnt))
+#define FT_SFNT_SERVICES_GET (GET_PIC(library)->sfnt_services)
+#define FT_SFNT_SERVICE_GLYPH_DICT_GET (GET_PIC(library)->sfnt_service_glyph_dict)
+#define FT_SFNT_SERVICE_PS_NAME_GET (GET_PIC(library)->sfnt_service_ps_name)
+#define FT_TT_SERVICE_GET_CMAP_INFO_GET (GET_PIC(library)->tt_service_get_cmap_info)
+#define FT_SFNT_SERVICES_GET (GET_PIC(library)->sfnt_services)
+#define FT_TT_CMAP_CLASSES_GET (GET_PIC(library)->tt_cmap_classes)
+#define FT_SFNT_SERVICE_SFNT_TABLE_GET (GET_PIC(library)->sfnt_service_sfnt_table)
+#define FT_SFNT_SERVICE_BDF_GET (GET_PIC(library)->sfnt_service_bdf)
+#define FT_SFNT_INTERFACE_GET (GET_PIC(library)->sfnt_interface)
+
+ /* see sfntpic.c for the implementation */
+ void
+ sfnt_module_class_pic_free( FT_Library library );
+
+ FT_Error
+ sfnt_module_class_pic_init( FT_Library library );
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+/* */
+
+FT_END_HEADER
+
+#endif /* __SFNTPIC_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* sfobjs.c */
+/* */
+/* SFNT object management (base). */
+/* */
+/* Copyright 1996-2008, 2010-2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include "sfobjs.h"
+#include "ttload.h"
+#include "ttcmap.h"
+#include "ttkern.h"
+#include FT_INTERNAL_SFNT_H
+#include FT_INTERNAL_DEBUG_H
+#include FT_TRUETYPE_IDS_H
+#include FT_TRUETYPE_TAGS_H
+#include FT_SERVICE_POSTSCRIPT_CMAPS_H
+#include FT_SFNT_NAMES_H
+#include "sferrors.h"
+
+#ifdef TT_CONFIG_OPTION_BDF
+#include "ttbdf.h"
+#endif
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_sfobjs
+
+
+
+ /* convert a UTF-16 name entry to ASCII */
+ static FT_String*
+ tt_name_entry_ascii_from_utf16( TT_NameEntry entry,
+ FT_Memory memory )
+ {
+ FT_String* string = NULL;
+ FT_UInt len, code, n;
+ FT_Byte* read = (FT_Byte*)entry->string;
+ FT_Error error;
+
+
+ len = (FT_UInt)entry->stringLength / 2;
+
+ if ( FT_NEW_ARRAY( string, len + 1 ) )
+ return NULL;
+
+ for ( n = 0; n < len; n++ )
+ {
+ code = FT_NEXT_USHORT( read );
+ if ( code < 32 || code > 127 )
+ code = '?';
+
+ string[n] = (char)code;
+ }
+
+ string[len] = 0;
+
+ return string;
+ }
+
+
+ /* convert an Apple Roman or symbol name entry to ASCII */
+ static FT_String*
+ tt_name_entry_ascii_from_other( TT_NameEntry entry,
+ FT_Memory memory )
+ {
+ FT_String* string = NULL;
+ FT_UInt len, code, n;
+ FT_Byte* read = (FT_Byte*)entry->string;
+ FT_Error error;
+
+
+ len = (FT_UInt)entry->stringLength;
+
+ if ( FT_NEW_ARRAY( string, len + 1 ) )
+ return NULL;
+
+ for ( n = 0; n < len; n++ )
+ {
+ code = *read++;
+ if ( code < 32 || code > 127 )
+ code = '?';
+
+ string[n] = (char)code;
+ }
+
+ string[len] = 0;
+
+ return string;
+ }
+
+
+ typedef FT_String* (*TT_NameEntry_ConvertFunc)( TT_NameEntry entry,
+ FT_Memory memory );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_face_get_name */
+ /* */
+ /* <Description> */
+ /* Returns a given ENGLISH name record in ASCII. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the source face object. */
+ /* */
+ /* nameid :: The name id of the name record to return. */
+ /* */
+ /* <InOut> */
+ /* name :: The address of a string pointer. NULL if no name is */
+ /* present. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ static FT_Error
+ tt_face_get_name( TT_Face face,
+ FT_UShort nameid,
+ FT_String** name )
+ {
+ FT_Memory memory = face->root.memory;
+ FT_Error error = SFNT_Err_Ok;
+ FT_String* result = NULL;
+ FT_UShort n;
+ TT_NameEntryRec* rec;
+ FT_Int found_apple = -1;
+ FT_Int found_apple_roman = -1;
+ FT_Int found_apple_english = -1;
+ FT_Int found_win = -1;
+ FT_Int found_unicode = -1;
+
+ FT_Bool is_english = 0;
+
+ TT_NameEntry_ConvertFunc convert;
+
+
+ FT_ASSERT( name );
+
+ rec = face->name_table.names;
+ for ( n = 0; n < face->num_names; n++, rec++ )
+ {
+ /* According to the OpenType 1.3 specification, only Microsoft or */
+ /* Apple platform IDs might be used in the `name' table. The */
+ /* `Unicode' platform is reserved for the `cmap' table, and the */
+ /* `ISO' one is deprecated. */
+ /* */
+ /* However, the Apple TrueType specification doesn't say the same */
+ /* thing and goes to suggest that all Unicode `name' table entries */
+ /* should be coded in UTF-16 (in big-endian format I suppose). */
+ /* */
+ if ( rec->nameID == nameid && rec->stringLength > 0 )
+ {
+ switch ( rec->platformID )
+ {
+ case TT_PLATFORM_APPLE_UNICODE:
+ case TT_PLATFORM_ISO:
+ /* there is `languageID' to check there. We should use this */
+ /* field only as a last solution when nothing else is */
+ /* available. */
+ /* */
+ found_unicode = n;
+ break;
+
+ case TT_PLATFORM_MACINTOSH:
+ /* This is a bit special because some fonts will use either */
+ /* an English language id, or a Roman encoding id, to indicate */
+ /* the English version of its font name. */
+ /* */
+ if ( rec->languageID == TT_MAC_LANGID_ENGLISH )
+ found_apple_english = n;
+ else if ( rec->encodingID == TT_MAC_ID_ROMAN )
+ found_apple_roman = n;
+ break;
+
+ case TT_PLATFORM_MICROSOFT:
+ /* we only take a non-English name when there is nothing */
+ /* else available in the font */
+ /* */
+ if ( found_win == -1 || ( rec->languageID & 0x3FF ) == 0x009 )
+ {
+ switch ( rec->encodingID )
+ {
+ case TT_MS_ID_SYMBOL_CS:
+ case TT_MS_ID_UNICODE_CS:
+ case TT_MS_ID_UCS_4:
+ is_english = FT_BOOL( ( rec->languageID & 0x3FF ) == 0x009 );
+ found_win = n;
+ break;
+
+ default:
+ ;
+ }
+ }
+ break;
+
+ default:
+ ;
+ }
+ }
+ }
+
+ found_apple = found_apple_roman;
+ if ( found_apple_english >= 0 )
+ found_apple = found_apple_english;
+
+ /* some fonts contain invalid Unicode or Macintosh formatted entries; */
+ /* we will thus favor names encoded in Windows formats if available */
+ /* (provided it is an English name) */
+ /* */
+ convert = NULL;
+ if ( found_win >= 0 && !( found_apple >= 0 && !is_english ) )
+ {
+ rec = face->name_table.names + found_win;
+ switch ( rec->encodingID )
+ {
+ /* all Unicode strings are encoded using UTF-16BE */
+ case TT_MS_ID_UNICODE_CS:
+ case TT_MS_ID_SYMBOL_CS:
+ convert = tt_name_entry_ascii_from_utf16;
+ break;
+
+ case TT_MS_ID_UCS_4:
+ /* Apparently, if this value is found in a name table entry, it is */
+ /* documented as `full Unicode repertoire'. Experience with the */
+ /* MsGothic font shipped with Windows Vista shows that this really */
+ /* means UTF-16 encoded names (UCS-4 values are only used within */
+ /* charmaps). */
+ convert = tt_name_entry_ascii_from_utf16;
+ break;
+
+ default:
+ ;
+ }
+ }
+ else if ( found_apple >= 0 )
+ {
+ rec = face->name_table.names + found_apple;
+ convert = tt_name_entry_ascii_from_other;
+ }
+ else if ( found_unicode >= 0 )
+ {
+ rec = face->name_table.names + found_unicode;
+ convert = tt_name_entry_ascii_from_utf16;
+ }
+
+ if ( rec && convert )
+ {
+ if ( rec->string == NULL )
+ {
+ FT_Stream stream = face->name_table.stream;
+
+
+ if ( FT_QNEW_ARRAY ( rec->string, rec->stringLength ) ||
+ FT_STREAM_SEEK( rec->stringOffset ) ||
+ FT_STREAM_READ( rec->string, rec->stringLength ) )
+ {
+ FT_FREE( rec->string );
+ rec->stringLength = 0;
+ result = NULL;
+ goto Exit;
+ }
+ }
+
+ result = convert( rec, memory );
+ }
+
+ Exit:
+ *name = result;
+ return error;
+ }
+
+
+ static FT_Encoding
+ sfnt_find_encoding( int platform_id,
+ int encoding_id )
+ {
+ typedef struct TEncoding_
+ {
+ int platform_id;
+ int encoding_id;
+ FT_Encoding encoding;
+
+ } TEncoding;
+
+ static
+ const TEncoding tt_encodings[] =
+ {
+ { TT_PLATFORM_ISO, -1, FT_ENCODING_UNICODE },
+
+ { TT_PLATFORM_APPLE_UNICODE, -1, FT_ENCODING_UNICODE },
+
+ { TT_PLATFORM_MACINTOSH, TT_MAC_ID_ROMAN, FT_ENCODING_APPLE_ROMAN },
+
+ { TT_PLATFORM_MICROSOFT, TT_MS_ID_SYMBOL_CS, FT_ENCODING_MS_SYMBOL },
+ { TT_PLATFORM_MICROSOFT, TT_MS_ID_UCS_4, FT_ENCODING_UNICODE },
+ { TT_PLATFORM_MICROSOFT, TT_MS_ID_UNICODE_CS, FT_ENCODING_UNICODE },
+ { TT_PLATFORM_MICROSOFT, TT_MS_ID_SJIS, FT_ENCODING_SJIS },
+ { TT_PLATFORM_MICROSOFT, TT_MS_ID_GB2312, FT_ENCODING_GB2312 },
+ { TT_PLATFORM_MICROSOFT, TT_MS_ID_BIG_5, FT_ENCODING_BIG5 },
+ { TT_PLATFORM_MICROSOFT, TT_MS_ID_WANSUNG, FT_ENCODING_WANSUNG },
+ { TT_PLATFORM_MICROSOFT, TT_MS_ID_JOHAB, FT_ENCODING_JOHAB }
+ };
+
+ const TEncoding *cur, *limit;
+
+
+ cur = tt_encodings;
+ limit = cur + sizeof ( tt_encodings ) / sizeof ( tt_encodings[0] );
+
+ for ( ; cur < limit; cur++ )
+ {
+ if ( cur->platform_id == platform_id )
+ {
+ if ( cur->encoding_id == encoding_id ||
+ cur->encoding_id == -1 )
+ return cur->encoding;
+ }
+ }
+
+ return FT_ENCODING_NONE;
+ }
+
+
+ /* Fill in face->ttc_header. If the font is not a TTC, it is */
+ /* synthesized into a TTC with one offset table. */
+ static FT_Error
+ sfnt_open_font( FT_Stream stream,
+ TT_Face face )
+ {
+ FT_Memory memory = stream->memory;
+ FT_Error error;
+ FT_ULong tag, offset;
+
+ static const FT_Frame_Field ttc_header_fields[] =
+ {
+#undef FT_STRUCTURE
+#define FT_STRUCTURE TTC_HeaderRec
+
+ FT_FRAME_START( 8 ),
+ FT_FRAME_LONG( version ),
+ FT_FRAME_LONG( count ), /* this is ULong in the specs */
+ FT_FRAME_END
+ };
+
+
+ face->ttc_header.tag = 0;
+ face->ttc_header.version = 0;
+ face->ttc_header.count = 0;
+
+ offset = FT_STREAM_POS();
+
+ if ( FT_READ_ULONG( tag ) )
+ return error;
+
+ if ( tag != 0x00010000UL &&
+ tag != TTAG_ttcf &&
+ tag != TTAG_OTTO &&
+ tag != TTAG_true &&
+ tag != TTAG_typ1 &&
+ tag != 0x00020000UL )
+ {
+ FT_TRACE2(( " not a font using the SFNT container format\n" ));
+ return SFNT_Err_Unknown_File_Format;
+ }
+
+ face->ttc_header.tag = TTAG_ttcf;
+
+ if ( tag == TTAG_ttcf )
+ {
+ FT_Int n;
+
+
+ FT_TRACE3(( "sfnt_open_font: file is a collection\n" ));
+
+ if ( FT_STREAM_READ_FIELDS( ttc_header_fields, &face->ttc_header ) )
+ return error;
+
+ if ( face->ttc_header.count == 0 )
+ return SFNT_Err_Invalid_Table;
+
+ /* a rough size estimate: let's conservatively assume that there */
+ /* is just a single table info in each subfont header (12 + 16*1 = */
+ /* 28 bytes), thus we have (at least) `12 + 4*count' bytes for the */
+ /* size of the TTC header plus `28*count' bytes for all subfont */
+ /* headers */
+ if ( (FT_ULong)face->ttc_header.count > stream->size / ( 28 + 4 ) )
+ return SFNT_Err_Array_Too_Large;
+
+ /* now read the offsets of each font in the file */
+ if ( FT_NEW_ARRAY( face->ttc_header.offsets, face->ttc_header.count ) )
+ return error;
+
+ if ( FT_FRAME_ENTER( face->ttc_header.count * 4L ) )
+ return error;
+
+ for ( n = 0; n < face->ttc_header.count; n++ )
+ face->ttc_header.offsets[n] = FT_GET_ULONG();
+
+ FT_FRAME_EXIT();
+ }
+ else
+ {
+ FT_TRACE3(( "sfnt_open_font: synthesize TTC\n" ));
+
+ face->ttc_header.version = 1 << 16;
+ face->ttc_header.count = 1;
+
+ if ( FT_NEW( face->ttc_header.offsets ) )
+ return error;
+
+ face->ttc_header.offsets[0] = offset;
+ }
+
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ sfnt_init_face( FT_Stream stream,
+ TT_Face face,
+ FT_Int face_index,
+ FT_Int num_params,
+ FT_Parameter* params )
+ {
+ FT_Error error;
+ FT_Library library = face->root.driver->root.library;
+ SFNT_Service sfnt;
+
+
+ /* for now, parameters are unused */
+ FT_UNUSED( num_params );
+ FT_UNUSED( params );
+
+
+ sfnt = (SFNT_Service)face->sfnt;
+ if ( !sfnt )
+ {
+ sfnt = (SFNT_Service)FT_Get_Module_Interface( library, "sfnt" );
+ if ( !sfnt )
+ {
+ FT_ERROR(( "sfnt_init_face: cannot access `sfnt' module\n" ));
+ return SFNT_Err_Missing_Module;
+ }
+
+ face->sfnt = sfnt;
+ face->goto_table = sfnt->goto_table;
+ }
+
+ FT_FACE_FIND_GLOBAL_SERVICE( face, face->psnames, POSTSCRIPT_CMAPS );
+
+ FT_TRACE2(( "SFNT driver\n" ));
+
+ error = sfnt_open_font( stream, face );
+ if ( error )
+ return error;
+
+ FT_TRACE2(( "sfnt_init_face: %08p, %ld\n", face, face_index ));
+
+ if ( face_index < 0 )
+ face_index = 0;
+
+ if ( face_index >= face->ttc_header.count )
+ return SFNT_Err_Invalid_Argument;
+
+ if ( FT_STREAM_SEEK( face->ttc_header.offsets[face_index] ) )
+ return error;
+
+ /* check that we have a valid TrueType file */
+ error = sfnt->load_font_dir( face, stream );
+ if ( error )
+ return error;
+
+ face->root.num_faces = face->ttc_header.count;
+ face->root.face_index = face_index;
+
+ return error;
+ }
+
+
+#define LOAD_( x ) \
+ do { \
+ FT_TRACE2(( "`" #x "' " )); \
+ FT_TRACE3(( "-->\n" )); \
+ \
+ error = sfnt->load_##x( face, stream ); \
+ \
+ FT_TRACE2(( "%s\n", ( !error ) \
+ ? "loaded" \
+ : ( error == SFNT_Err_Table_Missing ) \
+ ? "missing" \
+ : "failed to load" )); \
+ FT_TRACE3(( "\n" )); \
+ } while ( 0 )
+
+#define LOADM_( x, vertical ) \
+ do { \
+ FT_TRACE2(( "`%s" #x "' ", \
+ vertical ? "vertical " : "" )); \
+ FT_TRACE3(( "-->\n" )); \
+ \
+ error = sfnt->load_##x( face, stream, vertical ); \
+ \
+ FT_TRACE2(( "%s\n", ( !error ) \
+ ? "loaded" \
+ : ( error == SFNT_Err_Table_Missing ) \
+ ? "missing" \
+ : "failed to load" )); \
+ FT_TRACE3(( "\n" )); \
+ } while ( 0 )
+
+#define GET_NAME( id, field ) \
+ do { \
+ error = tt_face_get_name( face, TT_NAME_ID_##id, field ); \
+ if ( error ) \
+ goto Exit; \
+ } while ( 0 )
+
+
+ FT_LOCAL_DEF( FT_Error )
+ sfnt_load_face( FT_Stream stream,
+ TT_Face face,
+ FT_Int face_index,
+ FT_Int num_params,
+ FT_Parameter* params )
+ {
+ FT_Error error;
+#ifdef TT_CONFIG_OPTION_POSTSCRIPT_NAMES
+ FT_Error psnames_error;
+#endif
+ FT_Bool has_outline;
+ FT_Bool is_apple_sbit;
+ FT_Bool ignore_preferred_family = FALSE;
+ FT_Bool ignore_preferred_subfamily = FALSE;
+
+ SFNT_Service sfnt = (SFNT_Service)face->sfnt;
+
+ FT_UNUSED( face_index );
+
+ /* Check parameters */
+
+ {
+ FT_Int i;
+
+
+ for ( i = 0; i < num_params; i++ )
+ {
+ if ( params[i].tag == FT_PARAM_TAG_IGNORE_PREFERRED_FAMILY )
+ ignore_preferred_family = TRUE;
+ else if ( params[i].tag == FT_PARAM_TAG_IGNORE_PREFERRED_SUBFAMILY )
+ ignore_preferred_subfamily = TRUE;
+ }
+ }
+
+ /* Load tables */
+
+ /* We now support two SFNT-based bitmapped font formats. They */
+ /* are recognized easily as they do not include a `glyf' */
+ /* table. */
+ /* */
+ /* The first format comes from Apple, and uses a table named */
+ /* `bhed' instead of `head' to store the font header (using */
+ /* the same format). It also doesn't include horizontal and */
+ /* vertical metrics tables (i.e. `hhea' and `vhea' tables are */
+ /* missing). */
+ /* */
+ /* The other format comes from Microsoft, and is used with */
+ /* WinCE/PocketPC. It looks like a standard TTF, except that */
+ /* it doesn't contain outlines. */
+ /* */
+
+ FT_TRACE2(( "sfnt_load_face: %08p\n\n", face ));
+
+ /* do we have outlines in there? */
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+ has_outline = FT_BOOL( face->root.internal->incremental_interface != 0 ||
+ tt_face_lookup_table( face, TTAG_glyf ) != 0 ||
+ tt_face_lookup_table( face, TTAG_CFF ) != 0 );
+#else
+ has_outline = FT_BOOL( tt_face_lookup_table( face, TTAG_glyf ) != 0 ||
+ tt_face_lookup_table( face, TTAG_CFF ) != 0 );
+#endif
+
+ is_apple_sbit = 0;
+
+ /* if this font doesn't contain outlines, we try to load */
+ /* a `bhed' table */
+ if ( !has_outline && sfnt->load_bhed )
+ {
+ LOAD_( bhed );
+ is_apple_sbit = FT_BOOL( !error );
+ }
+
+ /* load the font header (`head' table) if this isn't an Apple */
+ /* sbit font file */
+ if ( !is_apple_sbit )
+ {
+ LOAD_( head );
+ if ( error )
+ goto Exit;
+ }
+
+ if ( face->header.Units_Per_EM == 0 )
+ {
+ error = SFNT_Err_Invalid_Table;
+
+ goto Exit;
+ }
+
+ /* the following tables are often not present in embedded TrueType */
+ /* fonts within PDF documents, so don't check for them. */
+ LOAD_( maxp );
+ LOAD_( cmap );
+
+ /* the following tables are optional in PCL fonts -- */
+ /* don't check for errors */
+ LOAD_( name );
+ LOAD_( post );
+
+#ifdef TT_CONFIG_OPTION_POSTSCRIPT_NAMES
+ psnames_error = error;
+#endif
+
+ /* do not load the metrics headers and tables if this is an Apple */
+ /* sbit font file */
+ if ( !is_apple_sbit )
+ {
+ /* load the `hhea' and `hmtx' tables */
+ LOADM_( hhea, 0 );
+ if ( !error )
+ {
+ LOADM_( hmtx, 0 );
+ if ( error == SFNT_Err_Table_Missing )
+ {
+ error = SFNT_Err_Hmtx_Table_Missing;
+
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+ /* If this is an incrementally loaded font and there are */
+ /* overriding metrics, tolerate a missing `hmtx' table. */
+ if ( face->root.internal->incremental_interface &&
+ face->root.internal->incremental_interface->funcs->
+ get_glyph_metrics )
+ {
+ face->horizontal.number_Of_HMetrics = 0;
+ error = SFNT_Err_Ok;
+ }
+#endif
+ }
+ }
+ else if ( error == SFNT_Err_Table_Missing )
+ {
+ /* No `hhea' table necessary for SFNT Mac fonts. */
+ if ( face->format_tag == TTAG_true )
+ {
+ FT_TRACE2(( "This is an SFNT Mac font.\n" ));
+
+ has_outline = 0;
+ error = SFNT_Err_Ok;
+ }
+ else
+ {
+ error = SFNT_Err_Horiz_Header_Missing;
+
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+ /* If this is an incrementally loaded font and there are */
+ /* overriding metrics, tolerate a missing `hhea' table. */
+ if ( face->root.internal->incremental_interface &&
+ face->root.internal->incremental_interface->funcs->
+ get_glyph_metrics )
+ {
+ face->horizontal.number_Of_HMetrics = 0;
+ error = SFNT_Err_Ok;
+ }
+#endif
+
+ }
+ }
+
+ if ( error )
+ goto Exit;
+
+ /* try to load the `vhea' and `vmtx' tables */
+ LOADM_( hhea, 1 );
+ if ( !error )
+ {
+ LOADM_( hmtx, 1 );
+ if ( !error )
+ face->vertical_info = 1;
+ }
+
+ if ( error && error != SFNT_Err_Table_Missing )
+ goto Exit;
+
+ LOAD_( os2 );
+ if ( error )
+ {
+ /* we treat the table as missing if there are any errors */
+ face->os2.version = 0xFFFFU;
+ }
+ }
+
+ /* the optional tables */
+
+ /* embedded bitmap support */
+ if ( sfnt->load_eblc )
+ {
+ LOAD_( eblc );
+ if ( error )
+ {
+ /* a font which contains neither bitmaps nor outlines is */
+ /* still valid (although rather useless in most cases); */
+ /* however, you can find such stripped fonts in PDFs */
+ if ( error == SFNT_Err_Table_Missing )
+ error = SFNT_Err_Ok;
+ else
+ goto Exit;
+ }
+ }
+
+ LOAD_( pclt );
+ if ( error )
+ {
+ if ( error != SFNT_Err_Table_Missing )
+ goto Exit;
+
+ face->pclt.Version = 0;
+ }
+
+ /* consider the kerning and gasp tables as optional */
+ LOAD_( gasp );
+ LOAD_( kern );
+
+ face->root.num_glyphs = face->max_profile.numGlyphs;
+
+ /* Bit 8 of the `fsSelection' field in the `OS/2' table denotes */
+ /* a WWS-only font face. `WWS' stands for `weight', width', and */
+ /* `slope', a term used by Microsoft's Windows Presentation */
+ /* Foundation (WPF). This flag has been introduced in version */
+ /* 1.5 of the OpenType specification (May 2008). */
+
+ face->root.family_name = NULL;
+ face->root.style_name = NULL;
+ if ( face->os2.version != 0xFFFFU && face->os2.fsSelection & 256 )
+ {
+ if ( !ignore_preferred_family )
+ GET_NAME( PREFERRED_FAMILY, &face->root.family_name );
+ if ( !face->root.family_name )
+ GET_NAME( FONT_FAMILY, &face->root.family_name );
+
+ if ( !ignore_preferred_subfamily )
+ GET_NAME( PREFERRED_SUBFAMILY, &face->root.style_name );
+ if ( !face->root.style_name )
+ GET_NAME( FONT_SUBFAMILY, &face->root.style_name );
+ }
+ else
+ {
+ GET_NAME( WWS_FAMILY, &face->root.family_name );
+ if ( !face->root.family_name && !ignore_preferred_family )
+ GET_NAME( PREFERRED_FAMILY, &face->root.family_name );
+ if ( !face->root.family_name )
+ GET_NAME( FONT_FAMILY, &face->root.family_name );
+
+ GET_NAME( WWS_SUBFAMILY, &face->root.style_name );
+ if ( !face->root.style_name && !ignore_preferred_subfamily )
+ GET_NAME( PREFERRED_SUBFAMILY, &face->root.style_name );
+ if ( !face->root.style_name )
+ GET_NAME( FONT_SUBFAMILY, &face->root.style_name );
+ }
+
+ /* now set up root fields */
+ {
+ FT_Face root = &face->root;
+ FT_Long flags = root->face_flags;
+
+
+ /*********************************************************************/
+ /* */
+ /* Compute face flags. */
+ /* */
+ if ( has_outline == TRUE )
+ flags |= FT_FACE_FLAG_SCALABLE; /* scalable outlines */
+
+ /* The sfnt driver only supports bitmap fonts natively, thus we */
+ /* don't set FT_FACE_FLAG_HINTER. */
+ flags |= FT_FACE_FLAG_SFNT | /* SFNT file format */
+ FT_FACE_FLAG_HORIZONTAL; /* horizontal data */
+
+#ifdef TT_CONFIG_OPTION_POSTSCRIPT_NAMES
+ if ( psnames_error == SFNT_Err_Ok &&
+ face->postscript.FormatType != 0x00030000L )
+ flags |= FT_FACE_FLAG_GLYPH_NAMES;
+#endif
+
+ /* fixed width font? */
+ if ( face->postscript.isFixedPitch )
+ flags |= FT_FACE_FLAG_FIXED_WIDTH;
+
+ /* vertical information? */
+ if ( face->vertical_info )
+ flags |= FT_FACE_FLAG_VERTICAL;
+
+ /* kerning available ? */
+ if ( TT_FACE_HAS_KERNING( face ) )
+ flags |= FT_FACE_FLAG_KERNING;
+
+#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
+ /* Don't bother to load the tables unless somebody asks for them. */
+ /* No need to do work which will (probably) not be used. */
+ if ( tt_face_lookup_table( face, TTAG_glyf ) != 0 &&
+ tt_face_lookup_table( face, TTAG_fvar ) != 0 &&
+ tt_face_lookup_table( face, TTAG_gvar ) != 0 )
+ flags |= FT_FACE_FLAG_MULTIPLE_MASTERS;
+#endif
+
+ root->face_flags = flags;
+
+ /*********************************************************************/
+ /* */
+ /* Compute style flags. */
+ /* */
+
+ flags = 0;
+ if ( has_outline == TRUE && face->os2.version != 0xFFFFU )
+ {
+ /* We have an OS/2 table; use the `fsSelection' field. Bit 9 */
+ /* indicates an oblique font face. This flag has been */
+ /* introduced in version 1.5 of the OpenType specification. */
+
+ if ( face->os2.fsSelection & 512 ) /* bit 9 */
+ flags |= FT_STYLE_FLAG_ITALIC;
+ else if ( face->os2.fsSelection & 1 ) /* bit 0 */
+ flags |= FT_STYLE_FLAG_ITALIC;
+
+ if ( face->os2.fsSelection & 32 ) /* bit 5 */
+ flags |= FT_STYLE_FLAG_BOLD;
+ }
+ else
+ {
+ /* this is an old Mac font, use the header field */
+
+ if ( face->header.Mac_Style & 1 )
+ flags |= FT_STYLE_FLAG_BOLD;
+
+ if ( face->header.Mac_Style & 2 )
+ flags |= FT_STYLE_FLAG_ITALIC;
+ }
+
+ root->style_flags = flags;
+
+ /*********************************************************************/
+ /* */
+ /* Polish the charmaps. */
+ /* */
+ /* Try to set the charmap encoding according to the platform & */
+ /* encoding ID of each charmap. */
+ /* */
+
+ tt_face_build_cmaps( face ); /* ignore errors */
+
+
+ /* set the encoding fields */
+ {
+ FT_Int m;
+
+
+ for ( m = 0; m < root->num_charmaps; m++ )
+ {
+ FT_CharMap charmap = root->charmaps[m];
+
+
+ charmap->encoding = sfnt_find_encoding( charmap->platform_id,
+ charmap->encoding_id );
+
+#if 0
+ if ( root->charmap == NULL &&
+ charmap->encoding == FT_ENCODING_UNICODE )
+ {
+ /* set 'root->charmap' to the first Unicode encoding we find */
+ root->charmap = charmap;
+ }
+#endif
+ }
+ }
+
+#ifdef TT_CONFIG_OPTION_EMBEDDED_BITMAPS
+
+ /*
+ * Now allocate the root array of FT_Bitmap_Size records and
+ * populate them. Unfortunately, it isn't possible to indicate bit
+ * depths in the FT_Bitmap_Size record. This is a design error.
+ */
+ {
+ FT_UInt i, count;
+
+
+#ifndef FT_CONFIG_OPTION_OLD_INTERNALS
+ count = face->sbit_num_strikes;
+#else
+ count = (FT_UInt)face->num_sbit_strikes;
+#endif
+
+ if ( count > 0 )
+ {
+ FT_Memory memory = face->root.stream->memory;
+ FT_UShort em_size = face->header.Units_Per_EM;
+ FT_Short avgwidth = face->os2.xAvgCharWidth;
+ FT_Size_Metrics metrics;
+
+
+ if ( em_size == 0 || face->os2.version == 0xFFFFU )
+ {
+ avgwidth = 0;
+ em_size = 1;
+ }
+
+ if ( FT_NEW_ARRAY( root->available_sizes, count ) )
+ goto Exit;
+
+ for ( i = 0; i < count; i++ )
+ {
+ FT_Bitmap_Size* bsize = root->available_sizes + i;
+
+
+ error = sfnt->load_strike_metrics( face, i, &metrics );
+ if ( error )
+ goto Exit;
+
+ bsize->height = (FT_Short)( metrics.height >> 6 );
+ bsize->width = (FT_Short)(
+ ( avgwidth * metrics.x_ppem + em_size / 2 ) / em_size );
+
+ bsize->x_ppem = metrics.x_ppem << 6;
+ bsize->y_ppem = metrics.y_ppem << 6;
+
+ /* assume 72dpi */
+ bsize->size = metrics.y_ppem << 6;
+ }
+
+ root->face_flags |= FT_FACE_FLAG_FIXED_SIZES;
+ root->num_fixed_sizes = (FT_Int)count;
+ }
+ }
+
+#endif /* TT_CONFIG_OPTION_EMBEDDED_BITMAPS */
+
+ /* a font with no bitmaps and no outlines is scalable; */
+ /* it has only empty glyphs then */
+ if ( !FT_HAS_FIXED_SIZES( root ) && !FT_IS_SCALABLE( root ) )
+ root->face_flags |= FT_FACE_FLAG_SCALABLE;
+
+
+ /*********************************************************************/
+ /* */
+ /* Set up metrics. */
+ /* */
+ if ( FT_IS_SCALABLE( root ) )
+ {
+ /* XXX What about if outline header is missing */
+ /* (e.g. sfnt wrapped bitmap)? */
+ root->bbox.xMin = face->header.xMin;
+ root->bbox.yMin = face->header.yMin;
+ root->bbox.xMax = face->header.xMax;
+ root->bbox.yMax = face->header.yMax;
+ root->units_per_EM = face->header.Units_Per_EM;
+
+
+ /* XXX: Computing the ascender/descender/height is very different */
+ /* from what the specification tells you. Apparently, we */
+ /* must be careful because */
+ /* */
+ /* - not all fonts have an OS/2 table; in this case, we take */
+ /* the values in the horizontal header. However, these */
+ /* values very often are not reliable. */
+ /* */
+ /* - otherwise, the correct typographic values are in the */
+ /* sTypoAscender, sTypoDescender & sTypoLineGap fields. */
+ /* */
+ /* However, certain fonts have these fields set to 0. */
+ /* Rather, they have usWinAscent & usWinDescent correctly */
+ /* set (but with different values). */
+ /* */
+ /* As an example, Arial Narrow is implemented through four */
+ /* files ARIALN.TTF, ARIALNI.TTF, ARIALNB.TTF & ARIALNBI.TTF */
+ /* */
+ /* Strangely, all fonts have the same values in their */
+ /* sTypoXXX fields, except ARIALNB which sets them to 0. */
+ /* */
+ /* On the other hand, they all have different */
+ /* usWinAscent/Descent values -- as a conclusion, the OS/2 */
+ /* table cannot be used to compute the text height reliably! */
+ /* */
+
+ /* The ascender and descender are taken from the `hhea' table. */
+ /* If zero, they are taken from the `OS/2' table. */
+
+ root->ascender = face->horizontal.Ascender;
+ root->descender = face->horizontal.Descender;
+
+ root->height = (FT_Short)( root->ascender - root->descender +
+ face->horizontal.Line_Gap );
+
+ if ( !( root->ascender || root->descender ) )
+ {
+ if ( face->os2.version != 0xFFFFU )
+ {
+ if ( face->os2.sTypoAscender || face->os2.sTypoDescender )
+ {
+ root->ascender = face->os2.sTypoAscender;
+ root->descender = face->os2.sTypoDescender;
+
+ root->height = (FT_Short)( root->ascender - root->descender +
+ face->os2.sTypoLineGap );
+ }
+ else
+ {
+ root->ascender = (FT_Short)face->os2.usWinAscent;
+ root->descender = -(FT_Short)face->os2.usWinDescent;
+
+ root->height = (FT_UShort)( root->ascender - root->descender );
+ }
+ }
+ }
+
+ root->max_advance_width = face->horizontal.advance_Width_Max;
+ root->max_advance_height = (FT_Short)( face->vertical_info
+ ? face->vertical.advance_Height_Max
+ : root->height );
+
+ /* See http://www.microsoft.com/OpenType/OTSpec/post.htm -- */
+ /* Adjust underline position from top edge to centre of */
+ /* stroke to convert TrueType meaning to FreeType meaning. */
+ root->underline_position = face->postscript.underlinePosition -
+ face->postscript.underlineThickness / 2;
+ root->underline_thickness = face->postscript.underlineThickness;
+ }
+
+ }
+
+ Exit:
+ FT_TRACE2(( "sfnt_load_face: done\n" ));
+
+ return error;
+ }
+
+
+#undef LOAD_
+#undef LOADM_
+#undef GET_NAME
+
+
+ FT_LOCAL_DEF( void )
+ sfnt_done_face( TT_Face face )
+ {
+ FT_Memory memory;
+ SFNT_Service sfnt;
+
+
+ if ( !face )
+ return;
+
+ memory = face->root.memory;
+ sfnt = (SFNT_Service)face->sfnt;
+
+ if ( sfnt )
+ {
+ /* destroy the postscript names table if it is loaded */
+ if ( sfnt->free_psnames )
+ sfnt->free_psnames( face );
+
+ /* destroy the embedded bitmaps table if it is loaded */
+ if ( sfnt->free_eblc )
+ sfnt->free_eblc( face );
+ }
+
+#ifdef TT_CONFIG_OPTION_BDF
+ /* freeing the embedded BDF properties */
+ tt_face_free_bdf_props( face );
+#endif
+
+ /* freeing the kerning table */
+ tt_face_done_kern( face );
+
+ /* freeing the collection table */
+ FT_FREE( face->ttc_header.offsets );
+ face->ttc_header.count = 0;
+
+ /* freeing table directory */
+ FT_FREE( face->dir_tables );
+ face->num_tables = 0;
+
+ {
+ FT_Stream stream = FT_FACE_STREAM( face );
+
+
+ /* simply release the 'cmap' table frame */
+ FT_FRAME_RELEASE( face->cmap_table );
+ face->cmap_size = 0;
+ }
+
+ /* freeing the horizontal metrics */
+#ifndef FT_CONFIG_OPTION_OLD_INTERNALS
+ {
+ FT_Stream stream = FT_FACE_STREAM( face );
+
+
+ FT_FRAME_RELEASE( face->horz_metrics );
+ FT_FRAME_RELEASE( face->vert_metrics );
+ face->horz_metrics_size = 0;
+ face->vert_metrics_size = 0;
+ }
+#else
+ FT_FREE( face->horizontal.long_metrics );
+ FT_FREE( face->horizontal.short_metrics );
+#endif
+
+ /* freeing the vertical ones, if any */
+ if ( face->vertical_info )
+ {
+ FT_FREE( face->vertical.long_metrics );
+ FT_FREE( face->vertical.short_metrics );
+ face->vertical_info = 0;
+ }
+
+ /* freeing the gasp table */
+ FT_FREE( face->gasp.gaspRanges );
+ face->gasp.numRanges = 0;
+
+ /* freeing the name table */
+ if ( sfnt )
+ sfnt->free_name( face );
+
+ /* freeing family and style name */
+ FT_FREE( face->root.family_name );
+ FT_FREE( face->root.style_name );
+
+ /* freeing sbit size table */
+ FT_FREE( face->root.available_sizes );
+ face->root.num_fixed_sizes = 0;
+
+ FT_FREE( face->postscript_name );
+
+ face->sfnt = 0;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* sfobjs.h */
+/* */
+/* SFNT object management (specification). */
+/* */
+/* Copyright 1996-2001, 2002 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __SFOBJS_H__
+#define __SFOBJS_H__
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_SFNT_H
+#include FT_INTERNAL_OBJECTS_H
+
+
+FT_BEGIN_HEADER
+
+
+ FT_LOCAL( FT_Error )
+ sfnt_init_face( FT_Stream stream,
+ TT_Face face,
+ FT_Int face_index,
+ FT_Int num_params,
+ FT_Parameter* params );
+
+ FT_LOCAL( FT_Error )
+ sfnt_load_face( FT_Stream stream,
+ TT_Face face,
+ FT_Int face_index,
+ FT_Int num_params,
+ FT_Parameter* params );
+
+ FT_LOCAL( void )
+ sfnt_done_face( TT_Face face );
+
+
+FT_END_HEADER
+
+#endif /* __SFDRIVER_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ttbdf.c */
+/* */
+/* TrueType and OpenType embedded BDF properties (body). */
+/* */
+/* Copyright 2005, 2006, 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_STREAM_H
+#include FT_TRUETYPE_TAGS_H
+#include "ttbdf.h"
+
+#include "sferrors.h"
+
+
+#ifdef TT_CONFIG_OPTION_BDF
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_ttbdf
+
+
+ FT_LOCAL_DEF( void )
+ tt_face_free_bdf_props( TT_Face face )
+ {
+ TT_BDF bdf = &face->bdf;
+
+
+ if ( bdf->loaded )
+ {
+ FT_Stream stream = FT_FACE(face)->stream;
+
+
+ if ( bdf->table != NULL )
+ FT_FRAME_RELEASE( bdf->table );
+
+ bdf->table_end = NULL;
+ bdf->strings = NULL;
+ bdf->strings_size = 0;
+ }
+ }
+
+
+ static FT_Error
+ tt_face_load_bdf_props( TT_Face face,
+ FT_Stream stream )
+ {
+ TT_BDF bdf = &face->bdf;
+ FT_ULong length;
+ FT_Error error;
+
+
+ FT_ZERO( bdf );
+
+ error = tt_face_goto_table( face, TTAG_BDF, stream, &length );
+ if ( error ||
+ length < 8 ||
+ FT_FRAME_EXTRACT( length, bdf->table ) )
+ {
+ error = SFNT_Err_Invalid_Table;
+ goto Exit;
+ }
+
+ bdf->table_end = bdf->table + length;
+
+ {
+ FT_Byte* p = bdf->table;
+ FT_UInt version = FT_NEXT_USHORT( p );
+ FT_UInt num_strikes = FT_NEXT_USHORT( p );
+ FT_ULong strings = FT_NEXT_ULONG ( p );
+ FT_UInt count;
+ FT_Byte* strike;
+
+
+ if ( version != 0x0001 ||
+ strings < 8 ||
+ ( strings - 8 ) / 4 < num_strikes ||
+ strings + 1 > length )
+ {
+ goto BadTable;
+ }
+
+ bdf->num_strikes = num_strikes;
+ bdf->strings = bdf->table + strings;
+ bdf->strings_size = length - strings;
+
+ count = bdf->num_strikes;
+ p = bdf->table + 8;
+ strike = p + count * 4;
+
+
+ for ( ; count > 0; count-- )
+ {
+ FT_UInt num_items = FT_PEEK_USHORT( p + 2 );
+
+ /*
+ * We don't need to check the value sets themselves, since this
+ * is done later.
+ */
+ strike += 10 * num_items;
+
+ p += 4;
+ }
+
+ if ( strike > bdf->strings )
+ goto BadTable;
+ }
+
+ bdf->loaded = 1;
+
+ Exit:
+ return error;
+
+ BadTable:
+ FT_FRAME_RELEASE( bdf->table );
+ FT_ZERO( bdf );
+ error = SFNT_Err_Invalid_Table;
+ goto Exit;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ tt_face_find_bdf_prop( TT_Face face,
+ const char* property_name,
+ BDF_PropertyRec *aprop )
+ {
+ TT_BDF bdf = &face->bdf;
+ FT_Size size = FT_FACE(face)->size;
+ FT_Error error = SFNT_Err_Ok;
+ FT_Byte* p;
+ FT_UInt count;
+ FT_Byte* strike;
+ FT_Offset property_len;
+
+
+ aprop->type = BDF_PROPERTY_TYPE_NONE;
+
+ if ( bdf->loaded == 0 )
+ {
+ error = tt_face_load_bdf_props( face, FT_FACE( face )->stream );
+ if ( error )
+ goto Exit;
+ }
+
+ count = bdf->num_strikes;
+ p = bdf->table + 8;
+ strike = p + 4 * count;
+
+ error = SFNT_Err_Invalid_Argument;
+
+ if ( size == NULL || property_name == NULL )
+ goto Exit;
+
+ property_len = ft_strlen( property_name );
+ if ( property_len == 0 )
+ goto Exit;
+
+ for ( ; count > 0; count-- )
+ {
+ FT_UInt _ppem = FT_NEXT_USHORT( p );
+ FT_UInt _count = FT_NEXT_USHORT( p );
+
+ if ( _ppem == size->metrics.y_ppem )
+ {
+ count = _count;
+ goto FoundStrike;
+ }
+
+ strike += 10 * _count;
+ }
+ goto Exit;
+
+ FoundStrike:
+ p = strike;
+ for ( ; count > 0; count-- )
+ {
+ FT_UInt type = FT_PEEK_USHORT( p + 4 );
+
+ if ( ( type & 0x10 ) != 0 )
+ {
+ FT_UInt32 name_offset = FT_PEEK_ULONG( p );
+ FT_UInt32 value = FT_PEEK_ULONG( p + 6 );
+
+ /* be a bit paranoid for invalid entries here */
+ if ( name_offset < bdf->strings_size &&
+ property_len < bdf->strings_size - name_offset &&
+ ft_strncmp( property_name,
+ (const char*)bdf->strings + name_offset,
+ bdf->strings_size - name_offset ) == 0 )
+ {
+ switch ( type & 0x0F )
+ {
+ case 0x00: /* string */
+ case 0x01: /* atoms */
+ /* check that the content is really 0-terminated */
+ if ( value < bdf->strings_size &&
+ ft_memchr( bdf->strings + value, 0, bdf->strings_size ) )
+ {
+ aprop->type = BDF_PROPERTY_TYPE_ATOM;
+ aprop->u.atom = (const char*)bdf->strings + value;
+ error = SFNT_Err_Ok;
+ goto Exit;
+ }
+ break;
+
+ case 0x02:
+ aprop->type = BDF_PROPERTY_TYPE_INTEGER;
+ aprop->u.integer = (FT_Int32)value;
+ error = SFNT_Err_Ok;
+ goto Exit;
+
+ case 0x03:
+ aprop->type = BDF_PROPERTY_TYPE_CARDINAL;
+ aprop->u.cardinal = value;
+ error = SFNT_Err_Ok;
+ goto Exit;
+
+ default:
+ ;
+ }
+ }
+ }
+ p += 10;
+ }
+
+ Exit:
+ return error;
+ }
+
+#endif /* TT_CONFIG_OPTION_BDF */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ttbdf.h */
+/* */
+/* TrueType and OpenType embedded BDF properties (specification). */
+/* */
+/* Copyright 2005 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __TTBDF_H__
+#define __TTBDF_H__
+
+
+#include <ft2build.h>
+#include "ttload.h"
+#include FT_BDF_H
+
+
+FT_BEGIN_HEADER
+
+
+ FT_LOCAL( void )
+ tt_face_free_bdf_props( TT_Face face );
+
+
+ FT_LOCAL( FT_Error )
+ tt_face_find_bdf_prop( TT_Face face,
+ const char* property_name,
+ BDF_PropertyRec *aprop );
+
+
+FT_END_HEADER
+
+#endif /* __TTBDF_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ttcmap.c */
+/* */
+/* TrueType character mapping table (cmap) support (body). */
+/* */
+/* Copyright 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_DEBUG_H
+
+#include "sferrors.h" /* must come before FT_INTERNAL_VALIDATE_H */
+
+#include FT_INTERNAL_VALIDATE_H
+#include FT_INTERNAL_STREAM_H
+#include "ttload.h"
+#include "ttcmap.h"
+#include "sfntpic.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_ttcmap
+
+
+#define TT_PEEK_SHORT FT_PEEK_SHORT
+#define TT_PEEK_USHORT FT_PEEK_USHORT
+#define TT_PEEK_UINT24 FT_PEEK_UOFF3
+#define TT_PEEK_LONG FT_PEEK_LONG
+#define TT_PEEK_ULONG FT_PEEK_ULONG
+
+#define TT_NEXT_SHORT FT_NEXT_SHORT
+#define TT_NEXT_USHORT FT_NEXT_USHORT
+#define TT_NEXT_UINT24 FT_NEXT_UOFF3
+#define TT_NEXT_LONG FT_NEXT_LONG
+#define TT_NEXT_ULONG FT_NEXT_ULONG
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ tt_cmap_init( TT_CMap cmap,
+ FT_Byte* table )
+ {
+ cmap->data = table;
+ return SFNT_Err_Ok;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** FORMAT 0 *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /*************************************************************************/
+ /* */
+ /* TABLE OVERVIEW */
+ /* -------------- */
+ /* */
+ /* NAME OFFSET TYPE DESCRIPTION */
+ /* */
+ /* format 0 USHORT must be 0 */
+ /* length 2 USHORT table length in bytes */
+ /* language 4 USHORT Mac language code */
+ /* glyph_ids 6 BYTE[256] array of glyph indices */
+ /* 262 */
+ /* */
+
+#ifdef TT_CONFIG_CMAP_FORMAT_0
+
+ FT_CALLBACK_DEF( FT_Error )
+ tt_cmap0_validate( FT_Byte* table,
+ FT_Validator valid )
+ {
+ FT_Byte* p = table + 2;
+ FT_UInt length = TT_NEXT_USHORT( p );
+
+
+ if ( table + length > valid->limit || length < 262 )
+ FT_INVALID_TOO_SHORT;
+
+ /* check glyph indices whenever necessary */
+ if ( valid->level >= FT_VALIDATE_TIGHT )
+ {
+ FT_UInt n, idx;
+
+
+ p = table + 6;
+ for ( n = 0; n < 256; n++ )
+ {
+ idx = *p++;
+ if ( idx >= TT_VALID_GLYPH_COUNT( valid ) )
+ FT_INVALID_GLYPH_ID;
+ }
+ }
+
+ return SFNT_Err_Ok;
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt )
+ tt_cmap0_char_index( TT_CMap cmap,
+ FT_UInt32 char_code )
+ {
+ FT_Byte* table = cmap->data;
+
+
+ return char_code < 256 ? table[6 + char_code] : 0;
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt32 )
+ tt_cmap0_char_next( TT_CMap cmap,
+ FT_UInt32 *pchar_code )
+ {
+ FT_Byte* table = cmap->data;
+ FT_UInt32 charcode = *pchar_code;
+ FT_UInt32 result = 0;
+ FT_UInt gindex = 0;
+
+
+ table += 6; /* go to glyph IDs */
+ while ( ++charcode < 256 )
+ {
+ gindex = table[charcode];
+ if ( gindex != 0 )
+ {
+ result = charcode;
+ break;
+ }
+ }
+
+ *pchar_code = result;
+ return gindex;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ tt_cmap0_get_info( TT_CMap cmap,
+ TT_CMapInfo *cmap_info )
+ {
+ FT_Byte* p = cmap->data + 4;
+
+
+ cmap_info->format = 0;
+ cmap_info->language = (FT_ULong)TT_PEEK_USHORT( p );
+
+ return SFNT_Err_Ok;
+ }
+
+
+ FT_DEFINE_TT_CMAP(tt_cmap0_class_rec,
+ sizeof ( TT_CMapRec ),
+
+ (FT_CMap_InitFunc) tt_cmap_init,
+ (FT_CMap_DoneFunc) NULL,
+ (FT_CMap_CharIndexFunc)tt_cmap0_char_index,
+ (FT_CMap_CharNextFunc) tt_cmap0_char_next,
+
+ NULL, NULL, NULL, NULL, NULL
+ ,
+ 0,
+ (TT_CMap_ValidateFunc) tt_cmap0_validate,
+ (TT_CMap_Info_GetFunc) tt_cmap0_get_info
+ )
+
+#endif /* TT_CONFIG_CMAP_FORMAT_0 */
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** FORMAT 2 *****/
+ /***** *****/
+ /***** This is used for certain CJK encodings that encode text in a *****/
+ /***** mixed 8/16 bits encoding along the following lines: *****/
+ /***** *****/
+ /***** * Certain byte values correspond to an 8-bit character code *****/
+ /***** (typically in the range 0..127 for ASCII compatibility). *****/
+ /***** *****/
+ /***** * Certain byte values signal the first byte of a 2-byte *****/
+ /***** character code (but these values are also valid as the *****/
+ /***** second byte of a 2-byte character). *****/
+ /***** *****/
+ /***** The following charmap lookup and iteration functions all *****/
+ /***** assume that the value "charcode" correspond to following: *****/
+ /***** *****/
+ /***** - For one byte characters, "charcode" is simply the *****/
+ /***** character code. *****/
+ /***** *****/
+ /***** - For two byte characters, "charcode" is the 2-byte *****/
+ /***** character code in big endian format. More exactly: *****/
+ /***** *****/
+ /***** (charcode >> 8) is the first byte value *****/
+ /***** (charcode & 0xFF) is the second byte value *****/
+ /***** *****/
+ /***** Note that not all values of "charcode" are valid according *****/
+ /***** to these rules, and the function moderately check the *****/
+ /***** arguments. *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /*************************************************************************/
+ /* */
+ /* TABLE OVERVIEW */
+ /* -------------- */
+ /* */
+ /* NAME OFFSET TYPE DESCRIPTION */
+ /* */
+ /* format 0 USHORT must be 2 */
+ /* length 2 USHORT table length in bytes */
+ /* language 4 USHORT Mac language code */
+ /* keys 6 USHORT[256] sub-header keys */
+ /* subs 518 SUBHEAD[NSUBS] sub-headers array */
+ /* glyph_ids 518+NSUB*8 USHORT[] glyph ID array */
+ /* */
+ /* The `keys' table is used to map charcode high-bytes to sub-headers. */
+ /* The value of `NSUBS' is the number of sub-headers defined in the */
+ /* table and is computed by finding the maximum of the `keys' table. */
+ /* */
+ /* Note that for any n, `keys[n]' is a byte offset within the `subs' */
+ /* table, i.e., it is the corresponding sub-header index multiplied */
+ /* by 8. */
+ /* */
+ /* Each sub-header has the following format: */
+ /* */
+ /* NAME OFFSET TYPE DESCRIPTION */
+ /* */
+ /* first 0 USHORT first valid low-byte */
+ /* count 2 USHORT number of valid low-bytes */
+ /* delta 4 SHORT see below */
+ /* offset 6 USHORT see below */
+ /* */
+ /* A sub-header defines, for each high-byte, the range of valid */
+ /* low-bytes within the charmap. Note that the range defined by `first' */
+ /* and `count' must be completely included in the interval [0..255] */
+ /* according to the specification. */
+ /* */
+ /* If a character code is contained within a given sub-header, then */
+ /* mapping it to a glyph index is done as follows: */
+ /* */
+ /* * The value of `offset' is read. This is a _byte_ distance from the */
+ /* location of the `offset' field itself into a slice of the */
+ /* `glyph_ids' table. Let's call it `slice' (it is a USHORT[] too). */
+ /* */
+ /* * The value `slice[char.lo - first]' is read. If it is 0, there is */
+ /* no glyph for the charcode. Otherwise, the value of `delta' is */
+ /* added to it (modulo 65536) to form a new glyph index. */
+ /* */
+ /* It is up to the validation routine to check that all offsets fall */
+ /* within the glyph IDs table (and not within the `subs' table itself or */
+ /* outside of the CMap). */
+ /* */
+
+#ifdef TT_CONFIG_CMAP_FORMAT_2
+
+ FT_CALLBACK_DEF( FT_Error )
+ tt_cmap2_validate( FT_Byte* table,
+ FT_Validator valid )
+ {
+ FT_Byte* p = table + 2; /* skip format */
+ FT_UInt length = TT_PEEK_USHORT( p );
+ FT_UInt n, max_subs;
+ FT_Byte* keys; /* keys table */
+ FT_Byte* subs; /* sub-headers */
+ FT_Byte* glyph_ids; /* glyph ID array */
+
+
+ if ( table + length > valid->limit || length < 6 + 512 )
+ FT_INVALID_TOO_SHORT;
+
+ keys = table + 6;
+
+ /* parse keys to compute sub-headers count */
+ p = keys;
+ max_subs = 0;
+ for ( n = 0; n < 256; n++ )
+ {
+ FT_UInt idx = TT_NEXT_USHORT( p );
+
+
+ /* value must be multiple of 8 */
+ if ( valid->level >= FT_VALIDATE_PARANOID && ( idx & 7 ) != 0 )
+ FT_INVALID_DATA;
+
+ idx >>= 3;
+
+ if ( idx > max_subs )
+ max_subs = idx;
+ }
+
+ FT_ASSERT( p == table + 518 );
+
+ subs = p;
+ glyph_ids = subs + (max_subs + 1) * 8;
+ if ( glyph_ids > valid->limit )
+ FT_INVALID_TOO_SHORT;
+
+ /* parse sub-headers */
+ for ( n = 0; n <= max_subs; n++ )
+ {
+ FT_UInt first_code, code_count, offset;
+ FT_Int delta;
+ FT_Byte* ids;
+
+
+ first_code = TT_NEXT_USHORT( p );
+ code_count = TT_NEXT_USHORT( p );
+ delta = TT_NEXT_SHORT( p );
+ offset = TT_NEXT_USHORT( p );
+
+ /* many Dynalab fonts have empty sub-headers */
+ if ( code_count == 0 )
+ continue;
+
+ /* check range within 0..255 */
+ if ( valid->level >= FT_VALIDATE_PARANOID )
+ {
+ if ( first_code >= 256 || first_code + code_count > 256 )
+ FT_INVALID_DATA;
+ }
+
+ /* check offset */
+ if ( offset != 0 )
+ {
+ ids = p - 2 + offset;
+ if ( ids < glyph_ids || ids + code_count*2 > table + length )
+ FT_INVALID_OFFSET;
+
+ /* check glyph IDs */
+ if ( valid->level >= FT_VALIDATE_TIGHT )
+ {
+ FT_Byte* limit = p + code_count * 2;
+ FT_UInt idx;
+
+
+ for ( ; p < limit; )
+ {
+ idx = TT_NEXT_USHORT( p );
+ if ( idx != 0 )
+ {
+ idx = ( idx + delta ) & 0xFFFFU;
+ if ( idx >= TT_VALID_GLYPH_COUNT( valid ) )
+ FT_INVALID_GLYPH_ID;
+ }
+ }
+ }
+ }
+ }
+
+ return SFNT_Err_Ok;
+ }
+
+
+ /* return sub header corresponding to a given character code */
+ /* NULL on invalid charcode */
+ static FT_Byte*
+ tt_cmap2_get_subheader( FT_Byte* table,
+ FT_UInt32 char_code )
+ {
+ FT_Byte* result = NULL;
+
+
+ if ( char_code < 0x10000UL )
+ {
+ FT_UInt char_lo = (FT_UInt)( char_code & 0xFF );
+ FT_UInt char_hi = (FT_UInt)( char_code >> 8 );
+ FT_Byte* p = table + 6; /* keys table */
+ FT_Byte* subs = table + 518; /* subheaders table */
+ FT_Byte* sub;
+
+
+ if ( char_hi == 0 )
+ {
+ /* an 8-bit character code -- we use subHeader 0 in this case */
+ /* to test whether the character code is in the charmap */
+ /* */
+ sub = subs; /* jump to first sub-header */
+
+ /* check that the sub-header for this byte is 0, which */
+ /* indicates that it is really a valid one-byte value */
+ /* Otherwise, return 0 */
+ /* */
+ p += char_lo * 2;
+ if ( TT_PEEK_USHORT( p ) != 0 )
+ goto Exit;
+ }
+ else
+ {
+ /* a 16-bit character code */
+
+ /* jump to key entry */
+ p += char_hi * 2;
+ /* jump to sub-header */
+ sub = subs + ( FT_PAD_FLOOR( TT_PEEK_USHORT( p ), 8 ) );
+
+ /* check that the high byte isn't a valid one-byte value */
+ if ( sub == subs )
+ goto Exit;
+ }
+ result = sub;
+ }
+ Exit:
+ return result;
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt )
+ tt_cmap2_char_index( TT_CMap cmap,
+ FT_UInt32 char_code )
+ {
+ FT_Byte* table = cmap->data;
+ FT_UInt result = 0;
+ FT_Byte* subheader;
+
+
+ subheader = tt_cmap2_get_subheader( table, char_code );
+ if ( subheader )
+ {
+ FT_Byte* p = subheader;
+ FT_UInt idx = (FT_UInt)(char_code & 0xFF);
+ FT_UInt start, count;
+ FT_Int delta;
+ FT_UInt offset;
+
+
+ start = TT_NEXT_USHORT( p );
+ count = TT_NEXT_USHORT( p );
+ delta = TT_NEXT_SHORT ( p );
+ offset = TT_PEEK_USHORT( p );
+
+ idx -= start;
+ if ( idx < count && offset != 0 )
+ {
+ p += offset + 2 * idx;
+ idx = TT_PEEK_USHORT( p );
+
+ if ( idx != 0 )
+ result = (FT_UInt)( idx + delta ) & 0xFFFFU;
+ }
+ }
+ return result;
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt32 )
+ tt_cmap2_char_next( TT_CMap cmap,
+ FT_UInt32 *pcharcode )
+ {
+ FT_Byte* table = cmap->data;
+ FT_UInt gindex = 0;
+ FT_UInt32 result = 0;
+ FT_UInt32 charcode = *pcharcode + 1;
+ FT_Byte* subheader;
+
+
+ while ( charcode < 0x10000UL )
+ {
+ subheader = tt_cmap2_get_subheader( table, charcode );
+ if ( subheader )
+ {
+ FT_Byte* p = subheader;
+ FT_UInt start = TT_NEXT_USHORT( p );
+ FT_UInt count = TT_NEXT_USHORT( p );
+ FT_Int delta = TT_NEXT_SHORT ( p );
+ FT_UInt offset = TT_PEEK_USHORT( p );
+ FT_UInt char_lo = (FT_UInt)( charcode & 0xFF );
+ FT_UInt pos, idx;
+
+
+ if ( offset == 0 )
+ goto Next_SubHeader;
+
+ if ( char_lo < start )
+ {
+ char_lo = start;
+ pos = 0;
+ }
+ else
+ pos = (FT_UInt)( char_lo - start );
+
+ p += offset + pos * 2;
+ charcode = FT_PAD_FLOOR( charcode, 256 ) + char_lo;
+
+ for ( ; pos < count; pos++, charcode++ )
+ {
+ idx = TT_NEXT_USHORT( p );
+
+ if ( idx != 0 )
+ {
+ gindex = ( idx + delta ) & 0xFFFFU;
+ if ( gindex != 0 )
+ {
+ result = charcode;
+ goto Exit;
+ }
+ }
+ }
+ }
+
+ /* jump to next sub-header, i.e. higher byte value */
+ Next_SubHeader:
+ charcode = FT_PAD_FLOOR( charcode, 256 ) + 256;
+ }
+
+ Exit:
+ *pcharcode = result;
+
+ return gindex;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ tt_cmap2_get_info( TT_CMap cmap,
+ TT_CMapInfo *cmap_info )
+ {
+ FT_Byte* p = cmap->data + 4;
+
+
+ cmap_info->format = 2;
+ cmap_info->language = (FT_ULong)TT_PEEK_USHORT( p );
+
+ return SFNT_Err_Ok;
+ }
+
+
+ FT_DEFINE_TT_CMAP(tt_cmap2_class_rec,
+ sizeof ( TT_CMapRec ),
+
+ (FT_CMap_InitFunc) tt_cmap_init,
+ (FT_CMap_DoneFunc) NULL,
+ (FT_CMap_CharIndexFunc)tt_cmap2_char_index,
+ (FT_CMap_CharNextFunc) tt_cmap2_char_next,
+
+ NULL, NULL, NULL, NULL, NULL
+ ,
+ 2,
+ (TT_CMap_ValidateFunc) tt_cmap2_validate,
+ (TT_CMap_Info_GetFunc) tt_cmap2_get_info
+ )
+
+#endif /* TT_CONFIG_CMAP_FORMAT_2 */
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** FORMAT 4 *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /*************************************************************************/
+ /* */
+ /* TABLE OVERVIEW */
+ /* -------------- */
+ /* */
+ /* NAME OFFSET TYPE DESCRIPTION */
+ /* */
+ /* format 0 USHORT must be 4 */
+ /* length 2 USHORT table length */
+ /* in bytes */
+ /* language 4 USHORT Mac language code */
+ /* */
+ /* segCountX2 6 USHORT 2*NUM_SEGS */
+ /* searchRange 8 USHORT 2*(1 << LOG_SEGS) */
+ /* entrySelector 10 USHORT LOG_SEGS */
+ /* rangeShift 12 USHORT segCountX2 - */
+ /* searchRange */
+ /* */
+ /* endCount 14 USHORT[NUM_SEGS] end charcode for */
+ /* each segment; last */
+ /* is 0xFFFF */
+ /* */
+ /* pad 14+NUM_SEGS*2 USHORT padding */
+ /* */
+ /* startCount 16+NUM_SEGS*2 USHORT[NUM_SEGS] first charcode for */
+ /* each segment */
+ /* */
+ /* idDelta 16+NUM_SEGS*4 SHORT[NUM_SEGS] delta for each */
+ /* segment */
+ /* idOffset 16+NUM_SEGS*6 SHORT[NUM_SEGS] range offset for */
+ /* each segment; can be */
+ /* zero */
+ /* */
+ /* glyphIds 16+NUM_SEGS*8 USHORT[] array of glyph ID */
+ /* ranges */
+ /* */
+ /* Character codes are modelled by a series of ordered (increasing) */
+ /* intervals called segments. Each segment has start and end codes, */
+ /* provided by the `startCount' and `endCount' arrays. Segments must */
+ /* not overlap, and the last segment should always contain the value */
+ /* 0xFFFF for `endCount'. */
+ /* */
+ /* The fields `searchRange', `entrySelector' and `rangeShift' are better */
+ /* ignored (they are traces of over-engineering in the TrueType */
+ /* specification). */
+ /* */
+ /* Each segment also has a signed `delta', as well as an optional offset */
+ /* within the `glyphIds' table. */
+ /* */
+ /* If a segment's idOffset is 0, the glyph index corresponding to any */
+ /* charcode within the segment is obtained by adding the value of */
+ /* `idDelta' directly to the charcode, modulo 65536. */
+ /* */
+ /* Otherwise, a glyph index is taken from the glyph IDs sub-array for */
+ /* the segment, and the value of `idDelta' is added to it. */
+ /* */
+ /* */
+ /* Finally, note that a lot of fonts contain an invalid last segment, */
+ /* where `start' and `end' are correctly set to 0xFFFF but both `delta' */
+ /* and `offset' are incorrect (e.g., `opens___.ttf' which comes with */
+ /* OpenOffice.org). We need special code to deal with them correctly. */
+ /* */
+
+#ifdef TT_CONFIG_CMAP_FORMAT_4
+
+ typedef struct TT_CMap4Rec_
+ {
+ TT_CMapRec cmap;
+ FT_UInt32 cur_charcode; /* current charcode */
+ FT_UInt cur_gindex; /* current glyph index */
+
+ FT_UInt num_ranges;
+ FT_UInt cur_range;
+ FT_UInt cur_start;
+ FT_UInt cur_end;
+ FT_Int cur_delta;
+ FT_Byte* cur_values;
+
+ } TT_CMap4Rec, *TT_CMap4;
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ tt_cmap4_init( TT_CMap4 cmap,
+ FT_Byte* table )
+ {
+ FT_Byte* p;
+
+
+ cmap->cmap.data = table;
+
+ p = table + 6;
+ cmap->num_ranges = FT_PEEK_USHORT( p ) >> 1;
+ cmap->cur_charcode = (FT_UInt32)0xFFFFFFFFUL;
+ cmap->cur_gindex = 0;
+
+ return SFNT_Err_Ok;
+ }
+
+
+ static FT_Int
+ tt_cmap4_set_range( TT_CMap4 cmap,
+ FT_UInt range_index )
+ {
+ FT_Byte* table = cmap->cmap.data;
+ FT_Byte* p;
+ FT_UInt num_ranges = cmap->num_ranges;
+
+
+ while ( range_index < num_ranges )
+ {
+ FT_UInt offset;
+
+
+ p = table + 14 + range_index * 2;
+ cmap->cur_end = FT_PEEK_USHORT( p );
+
+ p += 2 + num_ranges * 2;
+ cmap->cur_start = FT_PEEK_USHORT( p );
+
+ p += num_ranges * 2;
+ cmap->cur_delta = FT_PEEK_SHORT( p );
+
+ p += num_ranges * 2;
+ offset = FT_PEEK_USHORT( p );
+
+ /* some fonts have an incorrect last segment; */
+ /* we have to catch it */
+ if ( range_index >= num_ranges - 1 &&
+ cmap->cur_start == 0xFFFFU &&
+ cmap->cur_end == 0xFFFFU )
+ {
+ TT_Face face = (TT_Face)cmap->cmap.cmap.charmap.face;
+ FT_Byte* limit = face->cmap_table + face->cmap_size;
+
+
+ if ( offset && p + offset + 2 > limit )
+ {
+ cmap->cur_delta = 1;
+ offset = 0;
+ }
+ }
+
+ if ( offset != 0xFFFFU )
+ {
+ cmap->cur_values = offset ? p + offset : NULL;
+ cmap->cur_range = range_index;
+ return 0;
+ }
+
+ /* we skip empty segments */
+ range_index++;
+ }
+
+ return -1;
+ }
+
+
+ /* search the index of the charcode next to cmap->cur_charcode; */
+ /* caller should call tt_cmap4_set_range with proper range */
+ /* before calling this function */
+ /* */
+ static void
+ tt_cmap4_next( TT_CMap4 cmap )
+ {
+ FT_UInt charcode;
+
+
+ if ( cmap->cur_charcode >= 0xFFFFUL )
+ goto Fail;
+
+ charcode = (FT_UInt)cmap->cur_charcode + 1;
+
+ if ( charcode < cmap->cur_start )
+ charcode = cmap->cur_start;
+
+ for ( ;; )
+ {
+ FT_Byte* values = cmap->cur_values;
+ FT_UInt end = cmap->cur_end;
+ FT_Int delta = cmap->cur_delta;
+
+
+ if ( charcode <= end )
+ {
+ if ( values )
+ {
+ FT_Byte* p = values + 2 * ( charcode - cmap->cur_start );
+
+
+ do
+ {
+ FT_UInt gindex = FT_NEXT_USHORT( p );
+
+
+ if ( gindex != 0 )
+ {
+ gindex = (FT_UInt)( ( gindex + delta ) & 0xFFFFU );
+ if ( gindex != 0 )
+ {
+ cmap->cur_charcode = charcode;
+ cmap->cur_gindex = gindex;
+ return;
+ }
+ }
+ } while ( ++charcode <= end );
+ }
+ else
+ {
+ do
+ {
+ FT_UInt gindex = (FT_UInt)( ( charcode + delta ) & 0xFFFFU );
+
+
+ if ( gindex != 0 )
+ {
+ cmap->cur_charcode = charcode;
+ cmap->cur_gindex = gindex;
+ return;
+ }
+ } while ( ++charcode <= end );
+ }
+ }
+
+ /* we need to find another range */
+ if ( tt_cmap4_set_range( cmap, cmap->cur_range + 1 ) < 0 )
+ break;
+
+ if ( charcode < cmap->cur_start )
+ charcode = cmap->cur_start;
+ }
+
+ Fail:
+ cmap->cur_charcode = (FT_UInt32)0xFFFFFFFFUL;
+ cmap->cur_gindex = 0;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ tt_cmap4_validate( FT_Byte* table,
+ FT_Validator valid )
+ {
+ FT_Byte* p = table + 2; /* skip format */
+ FT_UInt length = TT_NEXT_USHORT( p );
+ FT_Byte *ends, *starts, *offsets, *deltas, *glyph_ids;
+ FT_UInt num_segs;
+ FT_Error error = SFNT_Err_Ok;
+
+
+ if ( length < 16 )
+ FT_INVALID_TOO_SHORT;
+
+ /* in certain fonts, the `length' field is invalid and goes */
+ /* out of bound. We try to correct this here... */
+ if ( table + length > valid->limit )
+ {
+ if ( valid->level >= FT_VALIDATE_TIGHT )
+ FT_INVALID_TOO_SHORT;
+
+ length = (FT_UInt)( valid->limit - table );
+ }
+
+ p = table + 6;
+ num_segs = TT_NEXT_USHORT( p ); /* read segCountX2 */
+
+ if ( valid->level >= FT_VALIDATE_PARANOID )
+ {
+ /* check that we have an even value here */
+ if ( num_segs & 1 )
+ FT_INVALID_DATA;
+ }
+
+ num_segs /= 2;
+
+ if ( length < 16 + num_segs * 2 * 4 )
+ FT_INVALID_TOO_SHORT;
+
+ /* check the search parameters - even though we never use them */
+ /* */
+ if ( valid->level >= FT_VALIDATE_PARANOID )
+ {
+ /* check the values of `searchRange', `entrySelector', `rangeShift' */
+ FT_UInt search_range = TT_NEXT_USHORT( p );
+ FT_UInt entry_selector = TT_NEXT_USHORT( p );
+ FT_UInt range_shift = TT_NEXT_USHORT( p );
+
+
+ if ( ( search_range | range_shift ) & 1 ) /* must be even values */
+ FT_INVALID_DATA;
+
+ search_range /= 2;
+ range_shift /= 2;
+
+ /* `search range' is the greatest power of 2 that is <= num_segs */
+
+ if ( search_range > num_segs ||
+ search_range * 2 < num_segs ||
+ search_range + range_shift != num_segs ||
+ search_range != ( 1U << entry_selector ) )
+ FT_INVALID_DATA;
+ }
+
+ ends = table + 14;
+ starts = table + 16 + num_segs * 2;
+ deltas = starts + num_segs * 2;
+ offsets = deltas + num_segs * 2;
+ glyph_ids = offsets + num_segs * 2;
+
+ /* check last segment; its end count value must be 0xFFFF */
+ if ( valid->level >= FT_VALIDATE_PARANOID )
+ {
+ p = ends + ( num_segs - 1 ) * 2;
+ if ( TT_PEEK_USHORT( p ) != 0xFFFFU )
+ FT_INVALID_DATA;
+ }
+
+ {
+ FT_UInt start, end, offset, n;
+ FT_UInt last_start = 0, last_end = 0;
+ FT_Int delta;
+ FT_Byte* p_start = starts;
+ FT_Byte* p_end = ends;
+ FT_Byte* p_delta = deltas;
+ FT_Byte* p_offset = offsets;
+
+
+ for ( n = 0; n < num_segs; n++ )
+ {
+ p = p_offset;
+ start = TT_NEXT_USHORT( p_start );
+ end = TT_NEXT_USHORT( p_end );
+ delta = TT_NEXT_SHORT( p_delta );
+ offset = TT_NEXT_USHORT( p_offset );
+
+ if ( start > end )
+ FT_INVALID_DATA;
+
+ /* this test should be performed at default validation level; */
+ /* unfortunately, some popular Asian fonts have overlapping */
+ /* ranges in their charmaps */
+ /* */
+ if ( start <= last_end && n > 0 )
+ {
+ if ( valid->level >= FT_VALIDATE_TIGHT )
+ FT_INVALID_DATA;
+ else
+ {
+ /* allow overlapping segments, provided their start points */
+ /* and end points, respectively, are in ascending order */
+ /* */
+ if ( last_start > start || last_end > end )
+ error |= TT_CMAP_FLAG_UNSORTED;
+ else
+ error |= TT_CMAP_FLAG_OVERLAPPING;
+ }
+ }
+
+ if ( offset && offset != 0xFFFFU )
+ {
+ p += offset; /* start of glyph ID array */
+
+ /* check that we point within the glyph IDs table only */
+ if ( valid->level >= FT_VALIDATE_TIGHT )
+ {
+ if ( p < glyph_ids ||
+ p + ( end - start + 1 ) * 2 > table + length )
+ FT_INVALID_DATA;
+ }
+ /* Some fonts handle the last segment incorrectly. In */
+ /* theory, 0xFFFF might point to an ordinary glyph -- */
+ /* a cmap 4 is versatile and could be used for any */
+ /* encoding, not only Unicode. However, reality shows */
+ /* that far too many fonts are sloppy and incorrectly */
+ /* set all fields but `start' and `end' for the last */
+ /* segment if it contains only a single character. */
+ /* */
+ /* We thus omit the test here, delaying it to the */
+ /* routines which actually access the cmap. */
+ else if ( n != num_segs - 1 ||
+ !( start == 0xFFFFU && end == 0xFFFFU ) )
+ {
+ if ( p < glyph_ids ||
+ p + ( end - start + 1 ) * 2 > valid->limit )
+ FT_INVALID_DATA;
+ }
+
+ /* check glyph indices within the segment range */
+ if ( valid->level >= FT_VALIDATE_TIGHT )
+ {
+ FT_UInt i, idx;
+
+
+ for ( i = start; i < end; i++ )
+ {
+ idx = FT_NEXT_USHORT( p );
+ if ( idx != 0 )
+ {
+ idx = (FT_UInt)( idx + delta ) & 0xFFFFU;
+
+ if ( idx >= TT_VALID_GLYPH_COUNT( valid ) )
+ FT_INVALID_GLYPH_ID;
+ }
+ }
+ }
+ }
+ else if ( offset == 0xFFFFU )
+ {
+ /* some fonts (erroneously?) use a range offset of 0xFFFF */
+ /* to mean missing glyph in cmap table */
+ /* */
+ if ( valid->level >= FT_VALIDATE_PARANOID ||
+ n != num_segs - 1 ||
+ !( start == 0xFFFFU && end == 0xFFFFU ) )
+ FT_INVALID_DATA;
+ }
+
+ last_start = start;
+ last_end = end;
+ }
+ }
+
+ return error;
+ }
+
+
+ static FT_UInt
+ tt_cmap4_char_map_linear( TT_CMap cmap,
+ FT_UInt32* pcharcode,
+ FT_Bool next )
+ {
+ FT_UInt num_segs2, start, end, offset;
+ FT_Int delta;
+ FT_UInt i, num_segs;
+ FT_UInt32 charcode = *pcharcode;
+ FT_UInt gindex = 0;
+ FT_Byte* p;
+
+
+ p = cmap->data + 6;
+ num_segs2 = FT_PAD_FLOOR( TT_PEEK_USHORT( p ), 2 );
+
+ num_segs = num_segs2 >> 1;
+
+ if ( !num_segs )
+ return 0;
+
+ if ( next )
+ charcode++;
+
+ /* linear search */
+ for ( ; charcode <= 0xFFFFU; charcode++ )
+ {
+ FT_Byte* q;
+
+
+ p = cmap->data + 14; /* ends table */
+ q = cmap->data + 16 + num_segs2; /* starts table */
+
+ for ( i = 0; i < num_segs; i++ )
+ {
+ end = TT_NEXT_USHORT( p );
+ start = TT_NEXT_USHORT( q );
+
+ if ( charcode >= start && charcode <= end )
+ {
+ p = q - 2 + num_segs2;
+ delta = TT_PEEK_SHORT( p );
+ p += num_segs2;
+ offset = TT_PEEK_USHORT( p );
+
+ /* some fonts have an incorrect last segment; */
+ /* we have to catch it */
+ if ( i >= num_segs - 1 &&
+ start == 0xFFFFU && end == 0xFFFFU )
+ {
+ TT_Face face = (TT_Face)cmap->cmap.charmap.face;
+ FT_Byte* limit = face->cmap_table + face->cmap_size;
+
+
+ if ( offset && p + offset + 2 > limit )
+ {
+ delta = 1;
+ offset = 0;
+ }
+ }
+
+ if ( offset == 0xFFFFU )
+ continue;
+
+ if ( offset )
+ {
+ p += offset + ( charcode - start ) * 2;
+ gindex = TT_PEEK_USHORT( p );
+ if ( gindex != 0 )
+ gindex = (FT_UInt)( gindex + delta ) & 0xFFFFU;
+ }
+ else
+ gindex = (FT_UInt)( charcode + delta ) & 0xFFFFU;
+
+ break;
+ }
+ }
+
+ if ( !next || gindex )
+ break;
+ }
+
+ if ( next && gindex )
+ *pcharcode = charcode;
+
+ return gindex;
+ }
+
+
+ static FT_UInt
+ tt_cmap4_char_map_binary( TT_CMap cmap,
+ FT_UInt32* pcharcode,
+ FT_Bool next )
+ {
+ FT_UInt num_segs2, start, end, offset;
+ FT_Int delta;
+ FT_UInt max, min, mid, num_segs;
+ FT_UInt charcode = (FT_UInt)*pcharcode;
+ FT_UInt gindex = 0;
+ FT_Byte* p;
+
+
+ p = cmap->data + 6;
+ num_segs2 = FT_PAD_FLOOR( TT_PEEK_USHORT( p ), 2 );
+
+ if ( !num_segs2 )
+ return 0;
+
+ num_segs = num_segs2 >> 1;
+
+ /* make compiler happy */
+ mid = num_segs;
+ end = 0xFFFFU;
+
+ if ( next )
+ charcode++;
+
+ min = 0;
+ max = num_segs;
+
+ /* binary search */
+ while ( min < max )
+ {
+ mid = ( min + max ) >> 1;
+ p = cmap->data + 14 + mid * 2;
+ end = TT_PEEK_USHORT( p );
+ p += 2 + num_segs2;
+ start = TT_PEEK_USHORT( p );
+
+ if ( charcode < start )
+ max = mid;
+ else if ( charcode > end )
+ min = mid + 1;
+ else
+ {
+ p += num_segs2;
+ delta = TT_PEEK_SHORT( p );
+ p += num_segs2;
+ offset = TT_PEEK_USHORT( p );
+
+ /* some fonts have an incorrect last segment; */
+ /* we have to catch it */
+ if ( mid >= num_segs - 1 &&
+ start == 0xFFFFU && end == 0xFFFFU )
+ {
+ TT_Face face = (TT_Face)cmap->cmap.charmap.face;
+ FT_Byte* limit = face->cmap_table + face->cmap_size;
+
+
+ if ( offset && p + offset + 2 > limit )
+ {
+ delta = 1;
+ offset = 0;
+ }
+ }
+
+ /* search the first segment containing `charcode' */
+ if ( cmap->flags & TT_CMAP_FLAG_OVERLAPPING )
+ {
+ FT_UInt i;
+
+
+ /* call the current segment `max' */
+ max = mid;
+
+ if ( offset == 0xFFFFU )
+ mid = max + 1;
+
+ /* search in segments before the current segment */
+ for ( i = max ; i > 0; i-- )
+ {
+ FT_UInt prev_end;
+ FT_Byte* old_p;
+
+
+ old_p = p;
+ p = cmap->data + 14 + ( i - 1 ) * 2;
+ prev_end = TT_PEEK_USHORT( p );
+
+ if ( charcode > prev_end )
+ {
+ p = old_p;
+ break;
+ }
+
+ end = prev_end;
+ p += 2 + num_segs2;
+ start = TT_PEEK_USHORT( p );
+ p += num_segs2;
+ delta = TT_PEEK_SHORT( p );
+ p += num_segs2;
+ offset = TT_PEEK_USHORT( p );
+
+ if ( offset != 0xFFFFU )
+ mid = i - 1;
+ }
+
+ /* no luck */
+ if ( mid == max + 1 )
+ {
+ if ( i != max )
+ {
+ p = cmap->data + 14 + max * 2;
+ end = TT_PEEK_USHORT( p );
+ p += 2 + num_segs2;
+ start = TT_PEEK_USHORT( p );
+ p += num_segs2;
+ delta = TT_PEEK_SHORT( p );
+ p += num_segs2;
+ offset = TT_PEEK_USHORT( p );
+ }
+
+ mid = max;
+
+ /* search in segments after the current segment */
+ for ( i = max + 1; i < num_segs; i++ )
+ {
+ FT_UInt next_end, next_start;
+
+
+ p = cmap->data + 14 + i * 2;
+ next_end = TT_PEEK_USHORT( p );
+ p += 2 + num_segs2;
+ next_start = TT_PEEK_USHORT( p );
+
+ if ( charcode < next_start )
+ break;
+
+ end = next_end;
+ start = next_start;
+ p += num_segs2;
+ delta = TT_PEEK_SHORT( p );
+ p += num_segs2;
+ offset = TT_PEEK_USHORT( p );
+
+ if ( offset != 0xFFFFU )
+ mid = i;
+ }
+ i--;
+
+ /* still no luck */
+ if ( mid == max )
+ {
+ mid = i;
+
+ break;
+ }
+ }
+
+ /* end, start, delta, and offset are for the i'th segment */
+ if ( mid != i )
+ {
+ p = cmap->data + 14 + mid * 2;
+ end = TT_PEEK_USHORT( p );
+ p += 2 + num_segs2;
+ start = TT_PEEK_USHORT( p );
+ p += num_segs2;
+ delta = TT_PEEK_SHORT( p );
+ p += num_segs2;
+ offset = TT_PEEK_USHORT( p );
+ }
+ }
+ else
+ {
+ if ( offset == 0xFFFFU )
+ break;
+ }
+
+ if ( offset )
+ {
+ p += offset + ( charcode - start ) * 2;
+ gindex = TT_PEEK_USHORT( p );
+ if ( gindex != 0 )
+ gindex = (FT_UInt)( gindex + delta ) & 0xFFFFU;
+ }
+ else
+ gindex = (FT_UInt)( charcode + delta ) & 0xFFFFU;
+
+ break;
+ }
+ }
+
+ if ( next )
+ {
+ TT_CMap4 cmap4 = (TT_CMap4)cmap;
+
+
+ /* if `charcode' is not in any segment, then `mid' is */
+ /* the segment nearest to `charcode' */
+ /* */
+
+ if ( charcode > end )
+ {
+ mid++;
+ if ( mid == num_segs )
+ return 0;
+ }
+
+ if ( tt_cmap4_set_range( cmap4, mid ) )
+ {
+ if ( gindex )
+ *pcharcode = charcode;
+ }
+ else
+ {
+ cmap4->cur_charcode = charcode;
+
+ if ( gindex )
+ cmap4->cur_gindex = gindex;
+ else
+ {
+ cmap4->cur_charcode = charcode;
+ tt_cmap4_next( cmap4 );
+ gindex = cmap4->cur_gindex;
+ }
+
+ if ( gindex )
+ *pcharcode = cmap4->cur_charcode;
+ }
+ }
+
+ return gindex;
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt )
+ tt_cmap4_char_index( TT_CMap cmap,
+ FT_UInt32 char_code )
+ {
+ if ( char_code >= 0x10000UL )
+ return 0;
+
+ if ( cmap->flags & TT_CMAP_FLAG_UNSORTED )
+ return tt_cmap4_char_map_linear( cmap, &char_code, 0 );
+ else
+ return tt_cmap4_char_map_binary( cmap, &char_code, 0 );
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt32 )
+ tt_cmap4_char_next( TT_CMap cmap,
+ FT_UInt32 *pchar_code )
+ {
+ FT_UInt gindex;
+
+
+ if ( *pchar_code >= 0xFFFFU )
+ return 0;
+
+ if ( cmap->flags & TT_CMAP_FLAG_UNSORTED )
+ gindex = tt_cmap4_char_map_linear( cmap, pchar_code, 1 );
+ else
+ {
+ TT_CMap4 cmap4 = (TT_CMap4)cmap;
+
+
+ /* no need to search */
+ if ( *pchar_code == cmap4->cur_charcode )
+ {
+ tt_cmap4_next( cmap4 );
+ gindex = cmap4->cur_gindex;
+ if ( gindex )
+ *pchar_code = cmap4->cur_charcode;
+ }
+ else
+ gindex = tt_cmap4_char_map_binary( cmap, pchar_code, 1 );
+ }
+
+ return gindex;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ tt_cmap4_get_info( TT_CMap cmap,
+ TT_CMapInfo *cmap_info )
+ {
+ FT_Byte* p = cmap->data + 4;
+
+
+ cmap_info->format = 4;
+ cmap_info->language = (FT_ULong)TT_PEEK_USHORT( p );
+
+ return SFNT_Err_Ok;
+ }
+
+
+ FT_DEFINE_TT_CMAP(tt_cmap4_class_rec,
+ sizeof ( TT_CMap4Rec ),
+ (FT_CMap_InitFunc) tt_cmap4_init,
+ (FT_CMap_DoneFunc) NULL,
+ (FT_CMap_CharIndexFunc)tt_cmap4_char_index,
+ (FT_CMap_CharNextFunc) tt_cmap4_char_next,
+
+ NULL, NULL, NULL, NULL, NULL
+ ,
+ 4,
+ (TT_CMap_ValidateFunc) tt_cmap4_validate,
+ (TT_CMap_Info_GetFunc) tt_cmap4_get_info
+ )
+
+#endif /* TT_CONFIG_CMAP_FORMAT_4 */
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** FORMAT 6 *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /*************************************************************************/
+ /* */
+ /* TABLE OVERVIEW */
+ /* -------------- */
+ /* */
+ /* NAME OFFSET TYPE DESCRIPTION */
+ /* */
+ /* format 0 USHORT must be 4 */
+ /* length 2 USHORT table length in bytes */
+ /* language 4 USHORT Mac language code */
+ /* */
+ /* first 6 USHORT first segment code */
+ /* count 8 USHORT segment size in chars */
+ /* glyphIds 10 USHORT[count] glyph IDs */
+ /* */
+ /* A very simplified segment mapping. */
+ /* */
+
+#ifdef TT_CONFIG_CMAP_FORMAT_6
+
+ FT_CALLBACK_DEF( FT_Error )
+ tt_cmap6_validate( FT_Byte* table,
+ FT_Validator valid )
+ {
+ FT_Byte* p;
+ FT_UInt length, count;
+
+
+ if ( table + 10 > valid->limit )
+ FT_INVALID_TOO_SHORT;
+
+ p = table + 2;
+ length = TT_NEXT_USHORT( p );
+
+ p = table + 8; /* skip language and start index */
+ count = TT_NEXT_USHORT( p );
+
+ if ( table + length > valid->limit || length < 10 + count * 2 )
+ FT_INVALID_TOO_SHORT;
+
+ /* check glyph indices */
+ if ( valid->level >= FT_VALIDATE_TIGHT )
+ {
+ FT_UInt gindex;
+
+
+ for ( ; count > 0; count-- )
+ {
+ gindex = TT_NEXT_USHORT( p );
+ if ( gindex >= TT_VALID_GLYPH_COUNT( valid ) )
+ FT_INVALID_GLYPH_ID;
+ }
+ }
+
+ return SFNT_Err_Ok;
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt )
+ tt_cmap6_char_index( TT_CMap cmap,
+ FT_UInt32 char_code )
+ {
+ FT_Byte* table = cmap->data;
+ FT_UInt result = 0;
+ FT_Byte* p = table + 6;
+ FT_UInt start = TT_NEXT_USHORT( p );
+ FT_UInt count = TT_NEXT_USHORT( p );
+ FT_UInt idx = (FT_UInt)( char_code - start );
+
+
+ if ( idx < count )
+ {
+ p += 2 * idx;
+ result = TT_PEEK_USHORT( p );
+ }
+ return result;
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt32 )
+ tt_cmap6_char_next( TT_CMap cmap,
+ FT_UInt32 *pchar_code )
+ {
+ FT_Byte* table = cmap->data;
+ FT_UInt32 result = 0;
+ FT_UInt32 char_code = *pchar_code + 1;
+ FT_UInt gindex = 0;
+
+ FT_Byte* p = table + 6;
+ FT_UInt start = TT_NEXT_USHORT( p );
+ FT_UInt count = TT_NEXT_USHORT( p );
+ FT_UInt idx;
+
+
+ if ( char_code >= 0x10000UL )
+ goto Exit;
+
+ if ( char_code < start )
+ char_code = start;
+
+ idx = (FT_UInt)( char_code - start );
+ p += 2 * idx;
+
+ for ( ; idx < count; idx++ )
+ {
+ gindex = TT_NEXT_USHORT( p );
+ if ( gindex != 0 )
+ {
+ result = char_code;
+ break;
+ }
+ char_code++;
+ }
+
+ Exit:
+ *pchar_code = result;
+ return gindex;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ tt_cmap6_get_info( TT_CMap cmap,
+ TT_CMapInfo *cmap_info )
+ {
+ FT_Byte* p = cmap->data + 4;
+
+
+ cmap_info->format = 6;
+ cmap_info->language = (FT_ULong)TT_PEEK_USHORT( p );
+
+ return SFNT_Err_Ok;
+ }
+
+
+ FT_DEFINE_TT_CMAP(tt_cmap6_class_rec,
+ sizeof ( TT_CMapRec ),
+
+ (FT_CMap_InitFunc) tt_cmap_init,
+ (FT_CMap_DoneFunc) NULL,
+ (FT_CMap_CharIndexFunc)tt_cmap6_char_index,
+ (FT_CMap_CharNextFunc) tt_cmap6_char_next,
+
+ NULL, NULL, NULL, NULL, NULL
+ ,
+ 6,
+ (TT_CMap_ValidateFunc) tt_cmap6_validate,
+ (TT_CMap_Info_GetFunc) tt_cmap6_get_info
+ )
+
+#endif /* TT_CONFIG_CMAP_FORMAT_6 */
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** FORMAT 8 *****/
+ /***** *****/
+ /***** It is hard to completely understand what the OpenType spec *****/
+ /***** says about this format, but here is my conclusion. *****/
+ /***** *****/
+ /***** The purpose of this format is to easily map UTF-16 text to *****/
+ /***** glyph indices. Basically, the `char_code' must be in one of *****/
+ /***** the following formats: *****/
+ /***** *****/
+ /***** - A 16-bit value that isn't part of the Unicode Surrogates *****/
+ /***** Area (i.e. U+D800-U+DFFF). *****/
+ /***** *****/
+ /***** - A 32-bit value, made of two surrogate values, i.e.. if *****/
+ /***** `char_code = (char_hi << 16) | char_lo', then both *****/
+ /***** `char_hi' and `char_lo' must be in the Surrogates Area. *****/
+ /***** Area. *****/
+ /***** *****/
+ /***** The `is32' table embedded in the charmap indicates whether a *****/
+ /***** given 16-bit value is in the surrogates area or not. *****/
+ /***** *****/
+ /***** So, for any given `char_code', we can assert the following: *****/
+ /***** *****/
+ /***** If `char_hi == 0' then we must have `is32[char_lo] == 0'. *****/
+ /***** *****/
+ /***** If `char_hi != 0' then we must have both *****/
+ /***** `is32[char_hi] != 0' and `is32[char_lo] != 0'. *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /*************************************************************************/
+ /* */
+ /* TABLE OVERVIEW */
+ /* -------------- */
+ /* */
+ /* NAME OFFSET TYPE DESCRIPTION */
+ /* */
+ /* format 0 USHORT must be 8 */
+ /* reserved 2 USHORT reserved */
+ /* length 4 ULONG length in bytes */
+ /* language 8 ULONG Mac language code */
+ /* is32 12 BYTE[8192] 32-bitness bitmap */
+ /* count 8204 ULONG number of groups */
+ /* */
+ /* This header is followed by `count' groups of the following format: */
+ /* */
+ /* start 0 ULONG first charcode */
+ /* end 4 ULONG last charcode */
+ /* startId 8 ULONG start glyph ID for the group */
+ /* */
+
+#ifdef TT_CONFIG_CMAP_FORMAT_8
+
+ FT_CALLBACK_DEF( FT_Error )
+ tt_cmap8_validate( FT_Byte* table,
+ FT_Validator valid )
+ {
+ FT_Byte* p = table + 4;
+ FT_Byte* is32;
+ FT_UInt32 length;
+ FT_UInt32 num_groups;
+
+
+ if ( table + 16 + 8192 > valid->limit )
+ FT_INVALID_TOO_SHORT;
+
+ length = TT_NEXT_ULONG( p );
+ if ( length > (FT_UInt32)( valid->limit - table ) || length < 8192 + 16 )
+ FT_INVALID_TOO_SHORT;
+
+ is32 = table + 12;
+ p = is32 + 8192; /* skip `is32' array */
+ num_groups = TT_NEXT_ULONG( p );
+
+ if ( p + num_groups * 12 > valid->limit )
+ FT_INVALID_TOO_SHORT;
+
+ /* check groups, they must be in increasing order */
+ {
+ FT_UInt32 n, start, end, start_id, count, last = 0;
+
+
+ for ( n = 0; n < num_groups; n++ )
+ {
+ FT_UInt hi, lo;
+
+
+ start = TT_NEXT_ULONG( p );
+ end = TT_NEXT_ULONG( p );
+ start_id = TT_NEXT_ULONG( p );
+
+ if ( start > end )
+ FT_INVALID_DATA;
+
+ if ( n > 0 && start <= last )
+ FT_INVALID_DATA;
+
+ if ( valid->level >= FT_VALIDATE_TIGHT )
+ {
+ if ( start_id + end - start >= TT_VALID_GLYPH_COUNT( valid ) )
+ FT_INVALID_GLYPH_ID;
+
+ count = (FT_UInt32)( end - start + 1 );
+
+ if ( start & ~0xFFFFU )
+ {
+ /* start_hi != 0; check that is32[i] is 1 for each i in */
+ /* the `hi' and `lo' of the range [start..end] */
+ for ( ; count > 0; count--, start++ )
+ {
+ hi = (FT_UInt)( start >> 16 );
+ lo = (FT_UInt)( start & 0xFFFFU );
+
+ if ( (is32[hi >> 3] & ( 0x80 >> ( hi & 7 ) ) ) == 0 )
+ FT_INVALID_DATA;
+
+ if ( (is32[lo >> 3] & ( 0x80 >> ( lo & 7 ) ) ) == 0 )
+ FT_INVALID_DATA;
+ }
+ }
+ else
+ {
+ /* start_hi == 0; check that is32[i] is 0 for each i in */
+ /* the range [start..end] */
+
+ /* end_hi cannot be != 0! */
+ if ( end & ~0xFFFFU )
+ FT_INVALID_DATA;
+
+ for ( ; count > 0; count--, start++ )
+ {
+ lo = (FT_UInt)( start & 0xFFFFU );
+
+ if ( (is32[lo >> 3] & ( 0x80 >> ( lo & 7 ) ) ) != 0 )
+ FT_INVALID_DATA;
+ }
+ }
+ }
+
+ last = end;
+ }
+ }
+
+ return SFNT_Err_Ok;
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt )
+ tt_cmap8_char_index( TT_CMap cmap,
+ FT_UInt32 char_code )
+ {
+ FT_Byte* table = cmap->data;
+ FT_UInt result = 0;
+ FT_Byte* p = table + 8204;
+ FT_UInt32 num_groups = TT_NEXT_ULONG( p );
+ FT_UInt32 start, end, start_id;
+
+
+ for ( ; num_groups > 0; num_groups-- )
+ {
+ start = TT_NEXT_ULONG( p );
+ end = TT_NEXT_ULONG( p );
+ start_id = TT_NEXT_ULONG( p );
+
+ if ( char_code < start )
+ break;
+
+ if ( char_code <= end )
+ {
+ result = (FT_UInt)( start_id + char_code - start );
+ break;
+ }
+ }
+ return result;
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt32 )
+ tt_cmap8_char_next( TT_CMap cmap,
+ FT_UInt32 *pchar_code )
+ {
+ FT_UInt32 result = 0;
+ FT_UInt32 char_code = *pchar_code + 1;
+ FT_UInt gindex = 0;
+ FT_Byte* table = cmap->data;
+ FT_Byte* p = table + 8204;
+ FT_UInt32 num_groups = TT_NEXT_ULONG( p );
+ FT_UInt32 start, end, start_id;
+
+
+ p = table + 8208;
+
+ for ( ; num_groups > 0; num_groups-- )
+ {
+ start = TT_NEXT_ULONG( p );
+ end = TT_NEXT_ULONG( p );
+ start_id = TT_NEXT_ULONG( p );
+
+ if ( char_code < start )
+ char_code = start;
+
+ if ( char_code <= end )
+ {
+ gindex = (FT_UInt)( char_code - start + start_id );
+ if ( gindex != 0 )
+ {
+ result = char_code;
+ goto Exit;
+ }
+ }
+ }
+
+ Exit:
+ *pchar_code = result;
+ return gindex;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ tt_cmap8_get_info( TT_CMap cmap,
+ TT_CMapInfo *cmap_info )
+ {
+ FT_Byte* p = cmap->data + 8;
+
+
+ cmap_info->format = 8;
+ cmap_info->language = (FT_ULong)TT_PEEK_ULONG( p );
+
+ return SFNT_Err_Ok;
+ }
+
+
+ FT_DEFINE_TT_CMAP(tt_cmap8_class_rec,
+ sizeof ( TT_CMapRec ),
+
+ (FT_CMap_InitFunc) tt_cmap_init,
+ (FT_CMap_DoneFunc) NULL,
+ (FT_CMap_CharIndexFunc)tt_cmap8_char_index,
+ (FT_CMap_CharNextFunc) tt_cmap8_char_next,
+
+ NULL, NULL, NULL, NULL, NULL
+ ,
+ 8,
+ (TT_CMap_ValidateFunc) tt_cmap8_validate,
+ (TT_CMap_Info_GetFunc) tt_cmap8_get_info
+ )
+
+#endif /* TT_CONFIG_CMAP_FORMAT_8 */
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** FORMAT 10 *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /*************************************************************************/
+ /* */
+ /* TABLE OVERVIEW */
+ /* -------------- */
+ /* */
+ /* NAME OFFSET TYPE DESCRIPTION */
+ /* */
+ /* format 0 USHORT must be 10 */
+ /* reserved 2 USHORT reserved */
+ /* length 4 ULONG length in bytes */
+ /* language 8 ULONG Mac language code */
+ /* */
+ /* start 12 ULONG first char in range */
+ /* count 16 ULONG number of chars in range */
+ /* glyphIds 20 USHORT[count] glyph indices covered */
+ /* */
+
+#ifdef TT_CONFIG_CMAP_FORMAT_10
+
+ FT_CALLBACK_DEF( FT_Error )
+ tt_cmap10_validate( FT_Byte* table,
+ FT_Validator valid )
+ {
+ FT_Byte* p = table + 4;
+ FT_ULong length, count;
+
+
+ if ( table + 20 > valid->limit )
+ FT_INVALID_TOO_SHORT;
+
+ length = TT_NEXT_ULONG( p );
+ p = table + 16;
+ count = TT_NEXT_ULONG( p );
+
+ if ( length > (FT_ULong)( valid->limit - table ) ||
+ length < 20 + count * 2 )
+ FT_INVALID_TOO_SHORT;
+
+ /* check glyph indices */
+ if ( valid->level >= FT_VALIDATE_TIGHT )
+ {
+ FT_UInt gindex;
+
+
+ for ( ; count > 0; count-- )
+ {
+ gindex = TT_NEXT_USHORT( p );
+ if ( gindex >= TT_VALID_GLYPH_COUNT( valid ) )
+ FT_INVALID_GLYPH_ID;
+ }
+ }
+
+ return SFNT_Err_Ok;
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt )
+ tt_cmap10_char_index( TT_CMap cmap,
+ FT_UInt32 char_code )
+ {
+ FT_Byte* table = cmap->data;
+ FT_UInt result = 0;
+ FT_Byte* p = table + 12;
+ FT_UInt32 start = TT_NEXT_ULONG( p );
+ FT_UInt32 count = TT_NEXT_ULONG( p );
+ FT_UInt32 idx = (FT_ULong)( char_code - start );
+
+
+ if ( idx < count )
+ {
+ p += 2 * idx;
+ result = TT_PEEK_USHORT( p );
+ }
+ return result;
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt32 )
+ tt_cmap10_char_next( TT_CMap cmap,
+ FT_UInt32 *pchar_code )
+ {
+ FT_Byte* table = cmap->data;
+ FT_UInt32 char_code = *pchar_code + 1;
+ FT_UInt gindex = 0;
+ FT_Byte* p = table + 12;
+ FT_UInt32 start = TT_NEXT_ULONG( p );
+ FT_UInt32 count = TT_NEXT_ULONG( p );
+ FT_UInt32 idx;
+
+
+ if ( char_code < start )
+ char_code = start;
+
+ idx = (FT_UInt32)( char_code - start );
+ p += 2 * idx;
+
+ for ( ; idx < count; idx++ )
+ {
+ gindex = TT_NEXT_USHORT( p );
+ if ( gindex != 0 )
+ break;
+ char_code++;
+ }
+
+ *pchar_code = char_code;
+ return gindex;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ tt_cmap10_get_info( TT_CMap cmap,
+ TT_CMapInfo *cmap_info )
+ {
+ FT_Byte* p = cmap->data + 8;
+
+
+ cmap_info->format = 10;
+ cmap_info->language = (FT_ULong)TT_PEEK_ULONG( p );
+
+ return SFNT_Err_Ok;
+ }
+
+
+ FT_DEFINE_TT_CMAP(tt_cmap10_class_rec,
+ sizeof ( TT_CMapRec ),
+
+ (FT_CMap_InitFunc) tt_cmap_init,
+ (FT_CMap_DoneFunc) NULL,
+ (FT_CMap_CharIndexFunc)tt_cmap10_char_index,
+ (FT_CMap_CharNextFunc) tt_cmap10_char_next,
+
+ NULL, NULL, NULL, NULL, NULL
+ ,
+ 10,
+ (TT_CMap_ValidateFunc) tt_cmap10_validate,
+ (TT_CMap_Info_GetFunc) tt_cmap10_get_info
+ )
+
+#endif /* TT_CONFIG_CMAP_FORMAT_10 */
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** FORMAT 12 *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /*************************************************************************/
+ /* */
+ /* TABLE OVERVIEW */
+ /* -------------- */
+ /* */
+ /* NAME OFFSET TYPE DESCRIPTION */
+ /* */
+ /* format 0 USHORT must be 12 */
+ /* reserved 2 USHORT reserved */
+ /* length 4 ULONG length in bytes */
+ /* language 8 ULONG Mac language code */
+ /* count 12 ULONG number of groups */
+ /* 16 */
+ /* */
+ /* This header is followed by `count' groups of the following format: */
+ /* */
+ /* start 0 ULONG first charcode */
+ /* end 4 ULONG last charcode */
+ /* startId 8 ULONG start glyph ID for the group */
+ /* */
+
+#ifdef TT_CONFIG_CMAP_FORMAT_12
+
+ typedef struct TT_CMap12Rec_
+ {
+ TT_CMapRec cmap;
+ FT_Bool valid;
+ FT_ULong cur_charcode;
+ FT_UInt cur_gindex;
+ FT_ULong cur_group;
+ FT_ULong num_groups;
+
+ } TT_CMap12Rec, *TT_CMap12;
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ tt_cmap12_init( TT_CMap12 cmap,
+ FT_Byte* table )
+ {
+ cmap->cmap.data = table;
+
+ table += 12;
+ cmap->num_groups = FT_PEEK_ULONG( table );
+
+ cmap->valid = 0;
+
+ return SFNT_Err_Ok;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ tt_cmap12_validate( FT_Byte* table,
+ FT_Validator valid )
+ {
+ FT_Byte* p;
+ FT_ULong length;
+ FT_ULong num_groups;
+
+
+ if ( table + 16 > valid->limit )
+ FT_INVALID_TOO_SHORT;
+
+ p = table + 4;
+ length = TT_NEXT_ULONG( p );
+
+ p = table + 12;
+ num_groups = TT_NEXT_ULONG( p );
+
+ if ( length > (FT_ULong)( valid->limit - table ) ||
+ length < 16 + 12 * num_groups )
+ FT_INVALID_TOO_SHORT;
+
+ /* check groups, they must be in increasing order */
+ {
+ FT_ULong n, start, end, start_id, last = 0;
+
+
+ for ( n = 0; n < num_groups; n++ )
+ {
+ start = TT_NEXT_ULONG( p );
+ end = TT_NEXT_ULONG( p );
+ start_id = TT_NEXT_ULONG( p );
+
+ if ( start > end )
+ FT_INVALID_DATA;
+
+ if ( n > 0 && start <= last )
+ FT_INVALID_DATA;
+
+ if ( valid->level >= FT_VALIDATE_TIGHT )
+ {
+ if ( start_id + end - start >= TT_VALID_GLYPH_COUNT( valid ) )
+ FT_INVALID_GLYPH_ID;
+ }
+
+ last = end;
+ }
+ }
+
+ return SFNT_Err_Ok;
+ }
+
+
+ /* search the index of the charcode next to cmap->cur_charcode */
+ /* cmap->cur_group should be set up properly by caller */
+ /* */
+ static void
+ tt_cmap12_next( TT_CMap12 cmap )
+ {
+ FT_Byte* p;
+ FT_ULong start, end, start_id, char_code;
+ FT_ULong n;
+ FT_UInt gindex;
+
+
+ if ( cmap->cur_charcode >= 0xFFFFFFFFUL )
+ goto Fail;
+
+ char_code = cmap->cur_charcode + 1;
+
+ n = cmap->cur_group;
+
+ for ( n = cmap->cur_group; n < cmap->num_groups; n++ )
+ {
+ p = cmap->cmap.data + 16 + 12 * n;
+ start = TT_NEXT_ULONG( p );
+ end = TT_NEXT_ULONG( p );
+ start_id = TT_PEEK_ULONG( p );
+
+ if ( char_code < start )
+ char_code = start;
+
+ for ( ; char_code <= end; char_code++ )
+ {
+ gindex = (FT_UInt)( start_id + char_code - start );
+
+ if ( gindex )
+ {
+ cmap->cur_charcode = char_code;;
+ cmap->cur_gindex = gindex;
+ cmap->cur_group = n;
+
+ return;
+ }
+ }
+ }
+
+ Fail:
+ cmap->valid = 0;
+ }
+
+
+ static FT_UInt
+ tt_cmap12_char_map_binary( TT_CMap cmap,
+ FT_UInt32* pchar_code,
+ FT_Bool next )
+ {
+ FT_UInt gindex = 0;
+ FT_Byte* p = cmap->data + 12;
+ FT_UInt32 num_groups = TT_PEEK_ULONG( p );
+ FT_UInt32 char_code = *pchar_code;
+ FT_UInt32 start, end, start_id;
+ FT_UInt32 max, min, mid;
+
+
+ if ( !num_groups )
+ return 0;
+
+ /* make compiler happy */
+ mid = num_groups;
+ end = 0xFFFFFFFFUL;
+
+ if ( next )
+ char_code++;
+
+ min = 0;
+ max = num_groups;
+
+ /* binary search */
+ while ( min < max )
+ {
+ mid = ( min + max ) >> 1;
+ p = cmap->data + 16 + 12 * mid;
+
+ start = TT_NEXT_ULONG( p );
+ end = TT_NEXT_ULONG( p );
+
+ if ( char_code < start )
+ max = mid;
+ else if ( char_code > end )
+ min = mid + 1;
+ else
+ {
+ start_id = TT_PEEK_ULONG( p );
+ gindex = (FT_UInt)( start_id + char_code - start );
+
+ break;
+ }
+ }
+
+ if ( next )
+ {
+ TT_CMap12 cmap12 = (TT_CMap12)cmap;
+
+
+ /* if `char_code' is not in any group, then `mid' is */
+ /* the group nearest to `char_code' */
+ /* */
+
+ if ( char_code > end )
+ {
+ mid++;
+ if ( mid == num_groups )
+ return 0;
+ }
+
+ cmap12->valid = 1;
+ cmap12->cur_charcode = char_code;
+ cmap12->cur_group = mid;
+
+ if ( !gindex )
+ {
+ tt_cmap12_next( cmap12 );
+
+ if ( cmap12->valid )
+ gindex = cmap12->cur_gindex;
+ }
+ else
+ cmap12->cur_gindex = gindex;
+
+ if ( gindex )
+ *pchar_code = cmap12->cur_charcode;
+ }
+
+ return gindex;
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt )
+ tt_cmap12_char_index( TT_CMap cmap,
+ FT_UInt32 char_code )
+ {
+ return tt_cmap12_char_map_binary( cmap, &char_code, 0 );
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt32 )
+ tt_cmap12_char_next( TT_CMap cmap,
+ FT_UInt32 *pchar_code )
+ {
+ TT_CMap12 cmap12 = (TT_CMap12)cmap;
+ FT_ULong gindex;
+
+
+ if ( cmap12->cur_charcode >= 0xFFFFFFFFUL )
+ return 0;
+
+ /* no need to search */
+ if ( cmap12->valid && cmap12->cur_charcode == *pchar_code )
+ {
+ tt_cmap12_next( cmap12 );
+ if ( cmap12->valid )
+ {
+ gindex = cmap12->cur_gindex;
+
+ /* XXX: check cur_charcode overflow is expected */
+ if ( gindex )
+ *pchar_code = (FT_UInt32)cmap12->cur_charcode;
+ }
+ else
+ gindex = 0;
+ }
+ else
+ gindex = tt_cmap12_char_map_binary( cmap, pchar_code, 1 );
+
+ /* XXX: check gindex overflow is expected */
+ return (FT_UInt32)gindex;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ tt_cmap12_get_info( TT_CMap cmap,
+ TT_CMapInfo *cmap_info )
+ {
+ FT_Byte* p = cmap->data + 8;
+
+
+ cmap_info->format = 12;
+ cmap_info->language = (FT_ULong)TT_PEEK_ULONG( p );
+
+ return SFNT_Err_Ok;
+ }
+
+
+ FT_DEFINE_TT_CMAP(tt_cmap12_class_rec,
+ sizeof ( TT_CMap12Rec ),
+
+ (FT_CMap_InitFunc) tt_cmap12_init,
+ (FT_CMap_DoneFunc) NULL,
+ (FT_CMap_CharIndexFunc)tt_cmap12_char_index,
+ (FT_CMap_CharNextFunc) tt_cmap12_char_next,
+
+ NULL, NULL, NULL, NULL, NULL
+ ,
+ 12,
+ (TT_CMap_ValidateFunc) tt_cmap12_validate,
+ (TT_CMap_Info_GetFunc) tt_cmap12_get_info
+ )
+
+#endif /* TT_CONFIG_CMAP_FORMAT_12 */
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** FORMAT 13 *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /*************************************************************************/
+ /* */
+ /* TABLE OVERVIEW */
+ /* -------------- */
+ /* */
+ /* NAME OFFSET TYPE DESCRIPTION */
+ /* */
+ /* format 0 USHORT must be 13 */
+ /* reserved 2 USHORT reserved */
+ /* length 4 ULONG length in bytes */
+ /* language 8 ULONG Mac language code */
+ /* count 12 ULONG number of groups */
+ /* 16 */
+ /* */
+ /* This header is followed by `count' groups of the following format: */
+ /* */
+ /* start 0 ULONG first charcode */
+ /* end 4 ULONG last charcode */
+ /* glyphId 8 ULONG glyph ID for the whole group */
+ /* */
+
+#ifdef TT_CONFIG_CMAP_FORMAT_13
+
+ typedef struct TT_CMap13Rec_
+ {
+ TT_CMapRec cmap;
+ FT_Bool valid;
+ FT_ULong cur_charcode;
+ FT_UInt cur_gindex;
+ FT_ULong cur_group;
+ FT_ULong num_groups;
+
+ } TT_CMap13Rec, *TT_CMap13;
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ tt_cmap13_init( TT_CMap13 cmap,
+ FT_Byte* table )
+ {
+ cmap->cmap.data = table;
+
+ table += 12;
+ cmap->num_groups = FT_PEEK_ULONG( table );
+
+ cmap->valid = 0;
+
+ return SFNT_Err_Ok;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ tt_cmap13_validate( FT_Byte* table,
+ FT_Validator valid )
+ {
+ FT_Byte* p;
+ FT_ULong length;
+ FT_ULong num_groups;
+
+
+ if ( table + 16 > valid->limit )
+ FT_INVALID_TOO_SHORT;
+
+ p = table + 4;
+ length = TT_NEXT_ULONG( p );
+
+ p = table + 12;
+ num_groups = TT_NEXT_ULONG( p );
+
+ if ( length > (FT_ULong)( valid->limit - table ) ||
+ length < 16 + 12 * num_groups )
+ FT_INVALID_TOO_SHORT;
+
+ /* check groups, they must be in increasing order */
+ {
+ FT_ULong n, start, end, glyph_id, last = 0;
+
+
+ for ( n = 0; n < num_groups; n++ )
+ {
+ start = TT_NEXT_ULONG( p );
+ end = TT_NEXT_ULONG( p );
+ glyph_id = TT_NEXT_ULONG( p );
+
+ if ( start > end )
+ FT_INVALID_DATA;
+
+ if ( n > 0 && start <= last )
+ FT_INVALID_DATA;
+
+ if ( valid->level >= FT_VALIDATE_TIGHT )
+ {
+ if ( glyph_id >= TT_VALID_GLYPH_COUNT( valid ) )
+ FT_INVALID_GLYPH_ID;
+ }
+
+ last = end;
+ }
+ }
+
+ return SFNT_Err_Ok;
+ }
+
+
+ /* search the index of the charcode next to cmap->cur_charcode */
+ /* cmap->cur_group should be set up properly by caller */
+ /* */
+ static void
+ tt_cmap13_next( TT_CMap13 cmap )
+ {
+ FT_Byte* p;
+ FT_ULong start, end, glyph_id, char_code;
+ FT_ULong n;
+ FT_UInt gindex;
+
+
+ if ( cmap->cur_charcode >= 0xFFFFFFFFUL )
+ goto Fail;
+
+ char_code = cmap->cur_charcode + 1;
+
+ n = cmap->cur_group;
+
+ for ( n = cmap->cur_group; n < cmap->num_groups; n++ )
+ {
+ p = cmap->cmap.data + 16 + 12 * n;
+ start = TT_NEXT_ULONG( p );
+ end = TT_NEXT_ULONG( p );
+ glyph_id = TT_PEEK_ULONG( p );
+
+ if ( char_code < start )
+ char_code = start;
+
+ if ( char_code <= end )
+ {
+ gindex = (FT_UInt)glyph_id;
+
+ if ( gindex )
+ {
+ cmap->cur_charcode = char_code;;
+ cmap->cur_gindex = gindex;
+ cmap->cur_group = n;
+
+ return;
+ }
+ }
+ }
+
+ Fail:
+ cmap->valid = 0;
+ }
+
+
+ static FT_UInt
+ tt_cmap13_char_map_binary( TT_CMap cmap,
+ FT_UInt32* pchar_code,
+ FT_Bool next )
+ {
+ FT_UInt gindex = 0;
+ FT_Byte* p = cmap->data + 12;
+ FT_UInt32 num_groups = TT_PEEK_ULONG( p );
+ FT_UInt32 char_code = *pchar_code;
+ FT_UInt32 start, end;
+ FT_UInt32 max, min, mid;
+
+
+ if ( !num_groups )
+ return 0;
+
+ /* make compiler happy */
+ mid = num_groups;
+ end = 0xFFFFFFFFUL;
+
+ if ( next )
+ char_code++;
+
+ min = 0;
+ max = num_groups;
+
+ /* binary search */
+ while ( min < max )
+ {
+ mid = ( min + max ) >> 1;
+ p = cmap->data + 16 + 12 * mid;
+
+ start = TT_NEXT_ULONG( p );
+ end = TT_NEXT_ULONG( p );
+
+ if ( char_code < start )
+ max = mid;
+ else if ( char_code > end )
+ min = mid + 1;
+ else
+ {
+ gindex = (FT_UInt)TT_PEEK_ULONG( p );
+
+ break;
+ }
+ }
+
+ if ( next )
+ {
+ TT_CMap13 cmap13 = (TT_CMap13)cmap;
+
+
+ /* if `char_code' is not in any group, then `mid' is */
+ /* the group nearest to `char_code' */
+ /* */
+
+ if ( char_code > end )
+ {
+ mid++;
+ if ( mid == num_groups )
+ return 0;
+ }
+
+ cmap13->valid = 1;
+ cmap13->cur_charcode = char_code;
+ cmap13->cur_group = mid;
+
+ if ( !gindex )
+ {
+ tt_cmap13_next( cmap13 );
+
+ if ( cmap13->valid )
+ gindex = cmap13->cur_gindex;
+ }
+ else
+ cmap13->cur_gindex = gindex;
+
+ if ( gindex )
+ *pchar_code = cmap13->cur_charcode;
+ }
+
+ return gindex;
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt )
+ tt_cmap13_char_index( TT_CMap cmap,
+ FT_UInt32 char_code )
+ {
+ return tt_cmap13_char_map_binary( cmap, &char_code, 0 );
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt32 )
+ tt_cmap13_char_next( TT_CMap cmap,
+ FT_UInt32 *pchar_code )
+ {
+ TT_CMap13 cmap13 = (TT_CMap13)cmap;
+ FT_UInt gindex;
+
+
+ if ( cmap13->cur_charcode >= 0xFFFFFFFFUL )
+ return 0;
+
+ /* no need to search */
+ if ( cmap13->valid && cmap13->cur_charcode == *pchar_code )
+ {
+ tt_cmap13_next( cmap13 );
+ if ( cmap13->valid )
+ {
+ gindex = cmap13->cur_gindex;
+ if ( gindex )
+ *pchar_code = cmap13->cur_charcode;
+ }
+ else
+ gindex = 0;
+ }
+ else
+ gindex = tt_cmap13_char_map_binary( cmap, pchar_code, 1 );
+
+ return gindex;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ tt_cmap13_get_info( TT_CMap cmap,
+ TT_CMapInfo *cmap_info )
+ {
+ FT_Byte* p = cmap->data + 8;
+
+
+ cmap_info->format = 13;
+ cmap_info->language = (FT_ULong)TT_PEEK_ULONG( p );
+
+ return SFNT_Err_Ok;
+ }
+
+
+ FT_DEFINE_TT_CMAP(tt_cmap13_class_rec,
+ sizeof ( TT_CMap13Rec ),
+
+ (FT_CMap_InitFunc) tt_cmap13_init,
+ (FT_CMap_DoneFunc) NULL,
+ (FT_CMap_CharIndexFunc)tt_cmap13_char_index,
+ (FT_CMap_CharNextFunc) tt_cmap13_char_next,
+
+ NULL, NULL, NULL, NULL, NULL
+ ,
+ 13,
+ (TT_CMap_ValidateFunc) tt_cmap13_validate,
+ (TT_CMap_Info_GetFunc) tt_cmap13_get_info
+ )
+
+#endif /* TT_CONFIG_CMAP_FORMAT_13 */
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** FORMAT 14 *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /*************************************************************************/
+ /* */
+ /* TABLE OVERVIEW */
+ /* -------------- */
+ /* */
+ /* NAME OFFSET TYPE DESCRIPTION */
+ /* */
+ /* format 0 USHORT must be 14 */
+ /* length 2 ULONG table length in bytes */
+ /* numSelector 6 ULONG number of variation sel. records */
+ /* */
+ /* Followed by numSelector records, each of which looks like */
+ /* */
+ /* varSelector 0 UINT24 Unicode codepoint of sel. */
+ /* defaultOff 3 ULONG offset to a default UVS table */
+ /* describing any variants to be found in */
+ /* the normal Unicode subtable. */
+ /* nonDefOff 7 ULONG offset to a non-default UVS table */
+ /* describing any variants not in the */
+ /* standard cmap, with GIDs here */
+ /* (either offset may be 0 NULL) */
+ /* */
+ /* Selectors are sorted by code point. */
+ /* */
+ /* A default Unicode Variation Selector (UVS) subtable is just a list of */
+ /* ranges of code points which are to be found in the standard cmap. No */
+ /* glyph IDs (GIDs) here. */
+ /* */
+ /* numRanges 0 ULONG number of ranges following */
+ /* */
+ /* A range looks like */
+ /* */
+ /* uniStart 0 UINT24 code point of the first character in */
+ /* this range */
+ /* additionalCnt 3 UBYTE count of additional characters in this */
+ /* range (zero means a range of a single */
+ /* character) */
+ /* */
+ /* Ranges are sorted by `uniStart'. */
+ /* */
+ /* A non-default Unicode Variation Selector (UVS) subtable is a list of */
+ /* mappings from codepoint to GID. */
+ /* */
+ /* numMappings 0 ULONG number of mappings */
+ /* */
+ /* A range looks like */
+ /* */
+ /* uniStart 0 UINT24 code point of the first character in */
+ /* this range */
+ /* GID 3 USHORT and its GID */
+ /* */
+ /* Ranges are sorted by `uniStart'. */
+
+#ifdef TT_CONFIG_CMAP_FORMAT_14
+
+ typedef struct TT_CMap14Rec_
+ {
+ TT_CMapRec cmap;
+ FT_ULong num_selectors;
+
+ /* This array is used to store the results of various
+ * cmap 14 query functions. The data is overwritten
+ * on each call to these functions.
+ */
+ FT_UInt32 max_results;
+ FT_UInt32* results;
+ FT_Memory memory;
+
+ } TT_CMap14Rec, *TT_CMap14;
+
+
+ FT_CALLBACK_DEF( void )
+ tt_cmap14_done( TT_CMap14 cmap )
+ {
+ FT_Memory memory = cmap->memory;
+
+
+ cmap->max_results = 0;
+ if ( memory != NULL && cmap->results != NULL )
+ FT_FREE( cmap->results );
+ }
+
+
+ static FT_Error
+ tt_cmap14_ensure( TT_CMap14 cmap,
+ FT_UInt32 num_results,
+ FT_Memory memory )
+ {
+ FT_UInt32 old_max = cmap->max_results;
+ FT_Error error = SFNT_Err_Ok;
+
+
+ if ( num_results > cmap->max_results )
+ {
+ cmap->memory = memory;
+
+ if ( FT_QRENEW_ARRAY( cmap->results, old_max, num_results ) )
+ return error;
+
+ cmap->max_results = num_results;
+ }
+
+ return error;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ tt_cmap14_init( TT_CMap14 cmap,
+ FT_Byte* table )
+ {
+ cmap->cmap.data = table;
+
+ table += 6;
+ cmap->num_selectors = FT_PEEK_ULONG( table );
+ cmap->max_results = 0;
+ cmap->results = NULL;
+
+ return SFNT_Err_Ok;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ tt_cmap14_validate( FT_Byte* table,
+ FT_Validator valid )
+ {
+ FT_Byte* p = table + 2;
+ FT_ULong length = TT_NEXT_ULONG( p );
+ FT_ULong num_selectors = TT_NEXT_ULONG( p );
+
+
+ if ( length > (FT_ULong)( valid->limit - table ) ||
+ length < 10 + 11 * num_selectors )
+ FT_INVALID_TOO_SHORT;
+
+ /* check selectors, they must be in increasing order */
+ {
+ /* we start lastVarSel at 1 because a variant selector value of 0
+ * isn't valid.
+ */
+ FT_ULong n, lastVarSel = 1;
+
+
+ for ( n = 0; n < num_selectors; n++ )
+ {
+ FT_ULong varSel = TT_NEXT_UINT24( p );
+ FT_ULong defOff = TT_NEXT_ULONG( p );
+ FT_ULong nondefOff = TT_NEXT_ULONG( p );
+
+
+ if ( defOff >= length || nondefOff >= length )
+ FT_INVALID_TOO_SHORT;
+
+ if ( varSel < lastVarSel )
+ FT_INVALID_DATA;
+
+ lastVarSel = varSel + 1;
+
+ /* check the default table (these glyphs should be reached */
+ /* through the normal Unicode cmap, no GIDs, just check order) */
+ if ( defOff != 0 )
+ {
+ FT_Byte* defp = table + defOff;
+ FT_ULong numRanges = TT_NEXT_ULONG( defp );
+ FT_ULong i;
+ FT_ULong lastBase = 0;
+
+
+ if ( defp + numRanges * 4 > valid->limit )
+ FT_INVALID_TOO_SHORT;
+
+ for ( i = 0; i < numRanges; ++i )
+ {
+ FT_ULong base = TT_NEXT_UINT24( defp );
+ FT_ULong cnt = FT_NEXT_BYTE( defp );
+
+
+ if ( base + cnt >= 0x110000UL ) /* end of Unicode */
+ FT_INVALID_DATA;
+
+ if ( base < lastBase )
+ FT_INVALID_DATA;
+
+ lastBase = base + cnt + 1U;
+ }
+ }
+
+ /* and the non-default table (these glyphs are specified here) */
+ if ( nondefOff != 0 )
+ {
+ FT_Byte* ndp = table + nondefOff;
+ FT_ULong numMappings = TT_NEXT_ULONG( ndp );
+ FT_ULong i, lastUni = 0;
+
+
+ if ( numMappings * 4 > (FT_ULong)( valid->limit - ndp ) )
+ FT_INVALID_TOO_SHORT;
+
+ for ( i = 0; i < numMappings; ++i )
+ {
+ FT_ULong uni = TT_NEXT_UINT24( ndp );
+ FT_ULong gid = TT_NEXT_USHORT( ndp );
+
+
+ if ( uni >= 0x110000UL ) /* end of Unicode */
+ FT_INVALID_DATA;
+
+ if ( uni < lastUni )
+ FT_INVALID_DATA;
+
+ lastUni = uni + 1U;
+
+ if ( valid->level >= FT_VALIDATE_TIGHT &&
+ gid >= TT_VALID_GLYPH_COUNT( valid ) )
+ FT_INVALID_GLYPH_ID;
+ }
+ }
+ }
+ }
+
+ return SFNT_Err_Ok;
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt )
+ tt_cmap14_char_index( TT_CMap cmap,
+ FT_UInt32 char_code )
+ {
+ FT_UNUSED( cmap );
+ FT_UNUSED( char_code );
+
+ /* This can't happen */
+ return 0;
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt32 )
+ tt_cmap14_char_next( TT_CMap cmap,
+ FT_UInt32 *pchar_code )
+ {
+ FT_UNUSED( cmap );
+
+ /* This can't happen */
+ *pchar_code = 0;
+ return 0;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ tt_cmap14_get_info( TT_CMap cmap,
+ TT_CMapInfo *cmap_info )
+ {
+ FT_UNUSED( cmap );
+
+ cmap_info->format = 14;
+ /* subtable 14 does not define a language field */
+ cmap_info->language = 0xFFFFFFFFUL;
+
+ return SFNT_Err_Ok;
+ }
+
+
+ static FT_UInt
+ tt_cmap14_char_map_def_binary( FT_Byte *base,
+ FT_UInt32 char_code )
+ {
+ FT_UInt32 numRanges = TT_PEEK_ULONG( base );
+ FT_UInt32 max, min;
+
+
+ min = 0;
+ max = numRanges;
+
+ base += 4;
+
+ /* binary search */
+ while ( min < max )
+ {
+ FT_UInt32 mid = ( min + max ) >> 1;
+ FT_Byte* p = base + 4 * mid;
+ FT_ULong start = TT_NEXT_UINT24( p );
+ FT_UInt cnt = FT_NEXT_BYTE( p );
+
+
+ if ( char_code < start )
+ max = mid;
+ else if ( char_code > start+cnt )
+ min = mid + 1;
+ else
+ return TRUE;
+ }
+
+ return FALSE;
+ }
+
+
+ static FT_UInt
+ tt_cmap14_char_map_nondef_binary( FT_Byte *base,
+ FT_UInt32 char_code )
+ {
+ FT_UInt32 numMappings = TT_PEEK_ULONG( base );
+ FT_UInt32 max, min;
+
+
+ min = 0;
+ max = numMappings;
+
+ base += 4;
+
+ /* binary search */
+ while ( min < max )
+ {
+ FT_UInt32 mid = ( min + max ) >> 1;
+ FT_Byte* p = base + 5 * mid;
+ FT_UInt32 uni = (FT_UInt32)TT_NEXT_UINT24( p );
+
+
+ if ( char_code < uni )
+ max = mid;
+ else if ( char_code > uni )
+ min = mid + 1;
+ else
+ return TT_PEEK_USHORT( p );
+ }
+
+ return 0;
+ }
+
+
+ static FT_Byte*
+ tt_cmap14_find_variant( FT_Byte *base,
+ FT_UInt32 variantCode )
+ {
+ FT_UInt32 numVar = TT_PEEK_ULONG( base );
+ FT_UInt32 max, min;
+
+
+ min = 0;
+ max = numVar;
+
+ base += 4;
+
+ /* binary search */
+ while ( min < max )
+ {
+ FT_UInt32 mid = ( min + max ) >> 1;
+ FT_Byte* p = base + 11 * mid;
+ FT_ULong varSel = TT_NEXT_UINT24( p );
+
+
+ if ( variantCode < varSel )
+ max = mid;
+ else if ( variantCode > varSel )
+ min = mid + 1;
+ else
+ return p;
+ }
+
+ return NULL;
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt )
+ tt_cmap14_char_var_index( TT_CMap cmap,
+ TT_CMap ucmap,
+ FT_UInt32 charcode,
+ FT_UInt32 variantSelector)
+ {
+ FT_Byte* p = tt_cmap14_find_variant( cmap->data + 6, variantSelector );
+ FT_ULong defOff;
+ FT_ULong nondefOff;
+
+
+ if ( !p )
+ return 0;
+
+ defOff = TT_NEXT_ULONG( p );
+ nondefOff = TT_PEEK_ULONG( p );
+
+ if ( defOff != 0 &&
+ tt_cmap14_char_map_def_binary( cmap->data + defOff, charcode ) )
+ {
+ /* This is the default variant of this charcode. GID not stored */
+ /* here; stored in the normal Unicode charmap instead. */
+ return ucmap->cmap.clazz->char_index( &ucmap->cmap, charcode );
+ }
+
+ if ( nondefOff != 0 )
+ return tt_cmap14_char_map_nondef_binary( cmap->data + nondefOff,
+ charcode );
+
+ return 0;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Int )
+ tt_cmap14_char_var_isdefault( TT_CMap cmap,
+ FT_UInt32 charcode,
+ FT_UInt32 variantSelector )
+ {
+ FT_Byte* p = tt_cmap14_find_variant( cmap->data + 6, variantSelector );
+ FT_ULong defOff;
+ FT_ULong nondefOff;
+
+
+ if ( !p )
+ return -1;
+
+ defOff = TT_NEXT_ULONG( p );
+ nondefOff = TT_NEXT_ULONG( p );
+
+ if ( defOff != 0 &&
+ tt_cmap14_char_map_def_binary( cmap->data + defOff, charcode ) )
+ return 1;
+
+ if ( nondefOff != 0 &&
+ tt_cmap14_char_map_nondef_binary( cmap->data + nondefOff,
+ charcode ) != 0 )
+ return 0;
+
+ return -1;
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt32* )
+ tt_cmap14_variants( TT_CMap cmap,
+ FT_Memory memory )
+ {
+ TT_CMap14 cmap14 = (TT_CMap14)cmap;
+ FT_UInt32 count = cmap14->num_selectors;
+ FT_Byte* p = cmap->data + 10;
+ FT_UInt32* result;
+ FT_UInt32 i;
+
+
+ if ( tt_cmap14_ensure( cmap14, ( count + 1 ), memory ) )
+ return NULL;
+
+ result = cmap14->results;
+ for ( i = 0; i < count; ++i )
+ {
+ result[i] = (FT_UInt32)TT_NEXT_UINT24( p );
+ p += 8;
+ }
+ result[i] = 0;
+
+ return result;
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt32 * )
+ tt_cmap14_char_variants( TT_CMap cmap,
+ FT_Memory memory,
+ FT_UInt32 charCode )
+ {
+ TT_CMap14 cmap14 = (TT_CMap14) cmap;
+ FT_UInt32 count = cmap14->num_selectors;
+ FT_Byte* p = cmap->data + 10;
+ FT_UInt32* q;
+
+
+ if ( tt_cmap14_ensure( cmap14, ( count + 1 ), memory ) )
+ return NULL;
+
+ for ( q = cmap14->results; count > 0; --count )
+ {
+ FT_UInt32 varSel = TT_NEXT_UINT24( p );
+ FT_ULong defOff = TT_NEXT_ULONG( p );
+ FT_ULong nondefOff = TT_NEXT_ULONG( p );
+
+
+ if ( ( defOff != 0 &&
+ tt_cmap14_char_map_def_binary( cmap->data + defOff,
+ charCode ) ) ||
+ ( nondefOff != 0 &&
+ tt_cmap14_char_map_nondef_binary( cmap->data + nondefOff,
+ charCode ) != 0 ) )
+ {
+ q[0] = varSel;
+ q++;
+ }
+ }
+ q[0] = 0;
+
+ return cmap14->results;
+ }
+
+
+ static FT_UInt
+ tt_cmap14_def_char_count( FT_Byte *p )
+ {
+ FT_UInt32 numRanges = (FT_UInt32)TT_NEXT_ULONG( p );
+ FT_UInt tot = 0;
+
+
+ p += 3; /* point to the first `cnt' field */
+ for ( ; numRanges > 0; numRanges-- )
+ {
+ tot += 1 + p[0];
+ p += 4;
+ }
+
+ return tot;
+ }
+
+
+ static FT_UInt32*
+ tt_cmap14_get_def_chars( TT_CMap cmap,
+ FT_Byte* p,
+ FT_Memory memory )
+ {
+ TT_CMap14 cmap14 = (TT_CMap14) cmap;
+ FT_UInt32 numRanges;
+ FT_UInt cnt;
+ FT_UInt32* q;
+
+
+ cnt = tt_cmap14_def_char_count( p );
+ numRanges = (FT_UInt32)TT_NEXT_ULONG( p );
+
+ if ( tt_cmap14_ensure( cmap14, ( cnt + 1 ), memory ) )
+ return NULL;
+
+ for ( q = cmap14->results; numRanges > 0; --numRanges )
+ {
+ FT_UInt32 uni = (FT_UInt32)TT_NEXT_UINT24( p );
+
+
+ cnt = FT_NEXT_BYTE( p ) + 1;
+ do
+ {
+ q[0] = uni;
+ uni += 1;
+ q += 1;
+ } while ( --cnt != 0 );
+ }
+ q[0] = 0;
+
+ return cmap14->results;
+ }
+
+
+ static FT_UInt32*
+ tt_cmap14_get_nondef_chars( TT_CMap cmap,
+ FT_Byte *p,
+ FT_Memory memory )
+ {
+ TT_CMap14 cmap14 = (TT_CMap14) cmap;
+ FT_UInt32 numMappings;
+ FT_UInt i;
+ FT_UInt32 *ret;
+
+
+ numMappings = (FT_UInt32)TT_NEXT_ULONG( p );
+
+ if ( tt_cmap14_ensure( cmap14, ( numMappings + 1 ), memory ) )
+ return NULL;
+
+ ret = cmap14->results;
+ for ( i = 0; i < numMappings; ++i )
+ {
+ ret[i] = (FT_UInt32)TT_NEXT_UINT24( p );
+ p += 2;
+ }
+ ret[i] = 0;
+
+ return ret;
+ }
+
+
+ FT_CALLBACK_DEF( FT_UInt32 * )
+ tt_cmap14_variant_chars( TT_CMap cmap,
+ FT_Memory memory,
+ FT_UInt32 variantSelector )
+ {
+ FT_Byte *p = tt_cmap14_find_variant( cmap->data + 6,
+ variantSelector );
+ FT_UInt32 *ret;
+ FT_Int i;
+ FT_ULong defOff;
+ FT_ULong nondefOff;
+
+
+ if ( !p )
+ return NULL;
+
+ defOff = TT_NEXT_ULONG( p );
+ nondefOff = TT_NEXT_ULONG( p );
+
+ if ( defOff == 0 && nondefOff == 0 )
+ return NULL;
+
+ if ( defOff == 0 )
+ return tt_cmap14_get_nondef_chars( cmap, cmap->data + nondefOff,
+ memory );
+ else if ( nondefOff == 0 )
+ return tt_cmap14_get_def_chars( cmap, cmap->data + defOff,
+ memory );
+ else
+ {
+ /* Both a default and a non-default glyph set? That's probably not */
+ /* good font design, but the spec allows for it... */
+ TT_CMap14 cmap14 = (TT_CMap14) cmap;
+ FT_UInt32 numRanges;
+ FT_UInt32 numMappings;
+ FT_UInt32 duni;
+ FT_UInt32 dcnt;
+ FT_UInt32 nuni;
+ FT_Byte* dp;
+ FT_UInt di, ni, k;
+
+
+ p = cmap->data + nondefOff;
+ dp = cmap->data + defOff;
+
+ numMappings = (FT_UInt32)TT_NEXT_ULONG( p );
+ dcnt = tt_cmap14_def_char_count( dp );
+ numRanges = (FT_UInt32)TT_NEXT_ULONG( dp );
+
+ if ( numMappings == 0 )
+ return tt_cmap14_get_def_chars( cmap, cmap->data + defOff,
+ memory );
+ if ( dcnt == 0 )
+ return tt_cmap14_get_nondef_chars( cmap, cmap->data + nondefOff,
+ memory );
+
+ if ( tt_cmap14_ensure( cmap14, ( dcnt + numMappings + 1 ), memory ) )
+ return NULL;
+
+ ret = cmap14->results;
+ duni = (FT_UInt32)TT_NEXT_UINT24( dp );
+ dcnt = FT_NEXT_BYTE( dp );
+ di = 1;
+ nuni = (FT_UInt32)TT_NEXT_UINT24( p );
+ p += 2;
+ ni = 1;
+ i = 0;
+
+ for ( ;; )
+ {
+ if ( nuni > duni + dcnt )
+ {
+ for ( k = 0; k <= dcnt; ++k )
+ ret[i++] = duni + k;
+
+ ++di;
+
+ if ( di > numRanges )
+ break;
+
+ duni = (FT_UInt32)TT_NEXT_UINT24( dp );
+ dcnt = FT_NEXT_BYTE( dp );
+ }
+ else
+ {
+ if ( nuni < duni )
+ ret[i++] = nuni;
+ /* If it is within the default range then ignore it -- */
+ /* that should not have happened */
+ ++ni;
+ if ( ni > numMappings )
+ break;
+
+ nuni = (FT_UInt32)TT_NEXT_UINT24( p );
+ p += 2;
+ }
+ }
+
+ if ( ni <= numMappings )
+ {
+ /* If we get here then we have run out of all default ranges. */
+ /* We have read one non-default mapping which we haven't stored */
+ /* and there may be others that need to be read. */
+ ret[i++] = nuni;
+ while ( ni < numMappings )
+ {
+ ret[i++] = (FT_UInt32)TT_NEXT_UINT24( p );
+ p += 2;
+ ++ni;
+ }
+ }
+ else if ( di <= numRanges )
+ {
+ /* If we get here then we have run out of all non-default */
+ /* mappings. We have read one default range which we haven't */
+ /* stored and there may be others that need to be read. */
+ for ( k = 0; k <= dcnt; ++k )
+ ret[i++] = duni + k;
+
+ while ( di < numRanges )
+ {
+ duni = (FT_UInt32)TT_NEXT_UINT24( dp );
+ dcnt = FT_NEXT_BYTE( dp );
+
+ for ( k = 0; k <= dcnt; ++k )
+ ret[i++] = duni + k;
+ ++di;
+ }
+ }
+
+ ret[i] = 0;
+
+ return ret;
+ }
+ }
+
+
+ FT_DEFINE_TT_CMAP(tt_cmap14_class_rec,
+ sizeof ( TT_CMap14Rec ),
+
+ (FT_CMap_InitFunc) tt_cmap14_init,
+ (FT_CMap_DoneFunc) tt_cmap14_done,
+ (FT_CMap_CharIndexFunc)tt_cmap14_char_index,
+ (FT_CMap_CharNextFunc) tt_cmap14_char_next,
+
+ /* Format 14 extension functions */
+ (FT_CMap_CharVarIndexFunc) tt_cmap14_char_var_index,
+ (FT_CMap_CharVarIsDefaultFunc)tt_cmap14_char_var_isdefault,
+ (FT_CMap_VariantListFunc) tt_cmap14_variants,
+ (FT_CMap_CharVariantListFunc) tt_cmap14_char_variants,
+ (FT_CMap_VariantCharListFunc) tt_cmap14_variant_chars
+ ,
+ 14,
+ (TT_CMap_ValidateFunc)tt_cmap14_validate,
+ (TT_CMap_Info_GetFunc)tt_cmap14_get_info
+ )
+
+#endif /* TT_CONFIG_CMAP_FORMAT_14 */
+
+
+#ifndef FT_CONFIG_OPTION_PIC
+
+ static const TT_CMap_Class tt_cmap_classes[] =
+ {
+#define TTCMAPCITEM(a) &a,
+#include "ttcmapc.h"
+ NULL,
+ };
+
+#else /*FT_CONFIG_OPTION_PIC*/
+
+ void FT_Destroy_Class_tt_cmap_classes(FT_Library library, TT_CMap_Class* clazz)
+ {
+ FT_Memory memory = library->memory;
+ if ( clazz )
+ FT_FREE( clazz );
+ }
+
+ FT_Error FT_Create_Class_tt_cmap_classes(FT_Library library, TT_CMap_Class** output_class)
+ {
+ TT_CMap_Class* clazz;
+ TT_CMap_ClassRec* recs;
+ FT_Error error;
+ FT_Memory memory = library->memory;
+ int i = 0;
+
+#define TTCMAPCITEM(a) i++;
+#include "ttcmapc.h"
+
+ /* allocate enough space for both the pointers +terminator and the class instances */
+ if ( FT_ALLOC( clazz, sizeof(*clazz)*(i+1)+sizeof(TT_CMap_ClassRec)*i ) )
+ return error;
+
+ /* the location of the class instances follows the array of pointers */
+ recs = (TT_CMap_ClassRec*) (((char*)clazz)+(sizeof(*clazz)*(i+1)));
+ i=0;
+
+#undef TTCMAPCITEM
+#define TTCMAPCITEM(a) \
+ FT_Init_Class_##a(&recs[i]); \
+ clazz[i] = &recs[i]; \
+ i++;
+#include "ttcmapc.h"
+
+ clazz[i] = NULL;
+
+ *output_class = clazz;
+ return SFNT_Err_Ok;
+ }
+
+#endif /*FT_CONFIG_OPTION_PIC*/
+
+
+ /* parse the `cmap' table and build the corresponding TT_CMap objects */
+ /* in the current face */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ tt_face_build_cmaps( TT_Face face )
+ {
+ FT_Byte* table = face->cmap_table;
+ FT_Byte* limit = table + face->cmap_size;
+ FT_UInt volatile num_cmaps;
+ FT_Byte* volatile p = table;
+ FT_Library library = FT_FACE_LIBRARY( face );
+
+ FT_UNUSED( library );
+
+
+ if ( !p || p + 4 > limit )
+ return SFNT_Err_Invalid_Table;
+
+ /* only recognize format 0 */
+ if ( TT_NEXT_USHORT( p ) != 0 )
+ {
+ p -= 2;
+ FT_ERROR(( "tt_face_build_cmaps:"
+ " unsupported `cmap' table format = %d\n",
+ TT_PEEK_USHORT( p ) ));
+ return SFNT_Err_Invalid_Table;
+ }
+
+ num_cmaps = TT_NEXT_USHORT( p );
+#ifdef FT_MAX_CHARMAP_CACHEABLE
+ if ( num_cmaps > FT_MAX_CHARMAP_CACHEABLE )
+ FT_ERROR(( "tt_face_build_cmaps: too many cmap subtables(%d) "
+ "subtable#%d and later are loaded but cannot be searched\n",
+ num_cmaps, FT_MAX_CHARMAP_CACHEABLE + 1 ));
+#endif
+
+ for ( ; num_cmaps > 0 && p + 8 <= limit; num_cmaps-- )
+ {
+ FT_CharMapRec charmap;
+ FT_UInt32 offset;
+
+
+ charmap.platform_id = TT_NEXT_USHORT( p );
+ charmap.encoding_id = TT_NEXT_USHORT( p );
+ charmap.face = FT_FACE( face );
+ charmap.encoding = FT_ENCODING_NONE; /* will be filled later */
+ offset = TT_NEXT_ULONG( p );
+
+ if ( offset && offset <= face->cmap_size - 2 )
+ {
+ FT_Byte* volatile cmap = table + offset;
+ volatile FT_UInt format = TT_PEEK_USHORT( cmap );
+ const TT_CMap_Class* volatile pclazz = FT_TT_CMAP_CLASSES_GET;
+ TT_CMap_Class volatile clazz;
+
+
+ for ( ; *pclazz; pclazz++ )
+ {
+ clazz = *pclazz;
+ if ( clazz->format == format )
+ {
+ volatile TT_ValidatorRec valid;
+ volatile FT_Error error = SFNT_Err_Ok;
+
+
+ ft_validator_init( FT_VALIDATOR( &valid ), cmap, limit,
+ FT_VALIDATE_DEFAULT );
+
+ valid.num_glyphs = (FT_UInt)face->max_profile.numGlyphs;
+
+ if ( ft_setjmp(
+ *((ft_jmp_buf*)&FT_VALIDATOR( &valid )->jump_buffer) ) == 0 )
+ {
+ /* validate this cmap sub-table */
+ error = clazz->validate( cmap, FT_VALIDATOR( &valid ) );
+ }
+
+ if ( valid.validator.error == 0 )
+ {
+ FT_CMap ttcmap;
+
+
+ /* It might make sense to store the single variation selector */
+ /* cmap somewhere special. But it would have to be in the */
+ /* public FT_FaceRec, and we can't change that. */
+
+ if ( !FT_CMap_New( (FT_CMap_Class)clazz,
+ cmap, &charmap, &ttcmap ) )
+ {
+ /* it is simpler to directly set `flags' than adding */
+ /* a parameter to FT_CMap_New */
+ ((TT_CMap)ttcmap)->flags = (FT_Int)error;
+ }
+ }
+ else
+ {
+ FT_TRACE0(( "tt_face_build_cmaps:"
+ " broken cmap sub-table ignored\n" ));
+ }
+ break;
+ }
+ }
+
+ if ( *pclazz == NULL )
+ {
+ FT_TRACE0(( "tt_face_build_cmaps:"
+ " unsupported cmap sub-table ignored\n" ));
+ }
+ }
+ }
+
+ return SFNT_Err_Ok;
+ }
+
+
+ FT_LOCAL( FT_Error )
+ tt_get_cmap_info( FT_CharMap charmap,
+ TT_CMapInfo *cmap_info )
+ {
+ FT_CMap cmap = (FT_CMap)charmap;
+ TT_CMap_Class clazz = (TT_CMap_Class)cmap->clazz;
+
+
+ return clazz->get_cmap_info( charmap, cmap_info );
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ttcmap.h */
+/* */
+/* TrueType character mapping table (cmap) support (specification). */
+/* */
+/* Copyright 2002, 2003, 2004, 2005 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __TTCMAP_H__
+#define __TTCMAP_H__
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_TRUETYPE_TYPES_H
+#include FT_INTERNAL_VALIDATE_H
+#include FT_SERVICE_TT_CMAP_H
+
+FT_BEGIN_HEADER
+
+
+#define TT_CMAP_FLAG_UNSORTED 1
+#define TT_CMAP_FLAG_OVERLAPPING 2
+
+ typedef struct TT_CMapRec_
+ {
+ FT_CMapRec cmap;
+ FT_Byte* data; /* pointer to in-memory cmap table */
+ FT_Int flags; /* for format 4 only */
+
+ } TT_CMapRec, *TT_CMap;
+
+ typedef const struct TT_CMap_ClassRec_* TT_CMap_Class;
+
+
+ typedef FT_Error
+ (*TT_CMap_ValidateFunc)( FT_Byte* data,
+ FT_Validator valid );
+
+ typedef struct TT_CMap_ClassRec_
+ {
+ FT_CMap_ClassRec clazz;
+ FT_UInt format;
+ TT_CMap_ValidateFunc validate;
+ TT_CMap_Info_GetFunc get_cmap_info;
+
+ } TT_CMap_ClassRec;
+
+#ifndef FT_CONFIG_OPTION_PIC
+
+#define FT_DEFINE_TT_CMAP(class_, size_, init_, done_, char_index_, \
+ char_next_, char_var_index_, char_var_default_, variant_list_, \
+ charvariant_list_,variantchar_list_, \
+ format_, validate_, get_cmap_info_) \
+ FT_CALLBACK_TABLE_DEF \
+ const TT_CMap_ClassRec class_ = \
+ { \
+ {size_, init_, done_, char_index_, \
+ char_next_, char_var_index_, char_var_default_, variant_list_, \
+ charvariant_list_, variantchar_list_}, \
+ format_, validate_, get_cmap_info_ \
+ };
+
+#else /* FT_CONFIG_OPTION_PIC */
+
+#define FT_DEFINE_TT_CMAP(class_, size_, init_, done_, char_index_, \
+ char_next_, char_var_index_, char_var_default_, variant_list_, \
+ charvariant_list_,variantchar_list_, \
+ format_, validate_, get_cmap_info_) \
+ void \
+ FT_Init_Class_##class_( TT_CMap_ClassRec* clazz ) \
+ { \
+ clazz->clazz.size = size_; \
+ clazz->clazz.init = init_; \
+ clazz->clazz.done = done_; \
+ clazz->clazz.char_index = char_index_; \
+ clazz->clazz.char_next = char_next_; \
+ clazz->clazz.char_var_index = char_var_index_; \
+ clazz->clazz.char_var_default = char_var_default_; \
+ clazz->clazz.variant_list = variant_list_; \
+ clazz->clazz.charvariant_list = charvariant_list_; \
+ clazz->clazz.variantchar_list = variantchar_list_; \
+ clazz->format = format_; \
+ clazz->validate = validate_; \
+ clazz->get_cmap_info = get_cmap_info_; \
+ }
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+ typedef struct TT_ValidatorRec_
+ {
+ FT_ValidatorRec validator;
+ FT_UInt num_glyphs;
+
+ } TT_ValidatorRec, *TT_Validator;
+
+
+#define TT_VALIDATOR( x ) ((TT_Validator)( x ))
+#define TT_VALID_GLYPH_COUNT( x ) TT_VALIDATOR( x )->num_glyphs
+
+
+ FT_LOCAL( FT_Error )
+ tt_face_build_cmaps( TT_Face face );
+
+ /* used in tt-cmaps service */
+ FT_LOCAL( FT_Error )
+ tt_get_cmap_info( FT_CharMap charmap,
+ TT_CMapInfo *cmap_info );
+
+
+FT_END_HEADER
+
+#endif /* __TTCMAP_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ttcmapc.h */
+/* */
+/* TT CMAP classes definitions (specification only). */
+/* */
+/* Copyright 2009 by */
+/* Oran Agra and Mickey Gabel. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifdef TT_CONFIG_CMAP_FORMAT_0
+ TTCMAPCITEM(tt_cmap0_class_rec)
+#endif
+
+#ifdef TT_CONFIG_CMAP_FORMAT_2
+ TTCMAPCITEM(tt_cmap2_class_rec)
+#endif
+
+#ifdef TT_CONFIG_CMAP_FORMAT_4
+ TTCMAPCITEM(tt_cmap4_class_rec)
+#endif
+
+#ifdef TT_CONFIG_CMAP_FORMAT_6
+ TTCMAPCITEM(tt_cmap6_class_rec)
+#endif
+
+#ifdef TT_CONFIG_CMAP_FORMAT_8
+ TTCMAPCITEM(tt_cmap8_class_rec)
+#endif
+
+#ifdef TT_CONFIG_CMAP_FORMAT_10
+ TTCMAPCITEM(tt_cmap10_class_rec)
+#endif
+
+#ifdef TT_CONFIG_CMAP_FORMAT_12
+ TTCMAPCITEM(tt_cmap12_class_rec)
+#endif
+
+#ifdef TT_CONFIG_CMAP_FORMAT_13
+ TTCMAPCITEM(tt_cmap13_class_rec)
+#endif
+
+#ifdef TT_CONFIG_CMAP_FORMAT_14
+ TTCMAPCITEM(tt_cmap14_class_rec)
+#endif
+
+ /* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ttkern.c */
+/* */
+/* Load the basic TrueType kerning table. This doesn't handle */
+/* kerning data within the GPOS table at the moment. */
+/* */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2009, 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_STREAM_H
+#include FT_TRUETYPE_TAGS_H
+#include "ttkern.h"
+
+#include "sferrors.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_ttkern
+
+
+#undef TT_KERN_INDEX
+#define TT_KERN_INDEX( g1, g2 ) ( ( (FT_ULong)(g1) << 16 ) | (g2) )
+
+
+ FT_LOCAL_DEF( FT_Error )
+ tt_face_load_kern( TT_Face face,
+ FT_Stream stream )
+ {
+ FT_Error error;
+ FT_ULong table_size;
+ FT_Byte* p;
+ FT_Byte* p_limit;
+ FT_UInt nn, num_tables;
+ FT_UInt32 avail = 0, ordered = 0;
+
+
+ /* the kern table is optional; exit silently if it is missing */
+ error = face->goto_table( face, TTAG_kern, stream, &table_size );
+ if ( error )
+ goto Exit;
+
+ if ( table_size < 4 ) /* the case of a malformed table */
+ {
+ FT_ERROR(( "tt_face_load_kern:"
+ " kerning table is too small - ignored\n" ));
+ error = SFNT_Err_Table_Missing;
+ goto Exit;
+ }
+
+ if ( FT_FRAME_EXTRACT( table_size, face->kern_table ) )
+ {
+ FT_ERROR(( "tt_face_load_kern:"
+ " could not extract kerning table\n" ));
+ goto Exit;
+ }
+
+ face->kern_table_size = table_size;
+
+ p = face->kern_table;
+ p_limit = p + table_size;
+
+ p += 2; /* skip version */
+ num_tables = FT_NEXT_USHORT( p );
+
+ if ( num_tables > 32 ) /* we only support up to 32 sub-tables */
+ num_tables = 32;
+
+ for ( nn = 0; nn < num_tables; nn++ )
+ {
+ FT_UInt num_pairs, length, coverage;
+ FT_Byte* p_next;
+ FT_UInt32 mask = (FT_UInt32)1UL << nn;
+
+
+ if ( p + 6 > p_limit )
+ break;
+
+ p_next = p;
+
+ p += 2; /* skip version */
+ length = FT_NEXT_USHORT( p );
+ coverage = FT_NEXT_USHORT( p );
+
+ if ( length <= 6 )
+ break;
+
+ p_next += length;
+
+ if ( p_next > p_limit ) /* handle broken table */
+ p_next = p_limit;
+
+ /* only use horizontal kerning tables */
+ if ( ( coverage & ~8 ) != 0x0001 ||
+ p + 8 > p_limit )
+ goto NextTable;
+
+ num_pairs = FT_NEXT_USHORT( p );
+ p += 6;
+
+ if ( ( p_next - p ) < 6 * (int)num_pairs ) /* handle broken count */
+ num_pairs = (FT_UInt)( ( p_next - p ) / 6 );
+
+ avail |= mask;
+
+ /*
+ * Now check whether the pairs in this table are ordered.
+ * We then can use binary search.
+ */
+ if ( num_pairs > 0 )
+ {
+ FT_ULong count;
+ FT_ULong old_pair;
+
+
+ old_pair = FT_NEXT_ULONG( p );
+ p += 2;
+
+ for ( count = num_pairs - 1; count > 0; count-- )
+ {
+ FT_UInt32 cur_pair;
+
+
+ cur_pair = FT_NEXT_ULONG( p );
+ if ( cur_pair <= old_pair )
+ break;
+
+ p += 2;
+ old_pair = cur_pair;
+ }
+
+ if ( count == 0 )
+ ordered |= mask;
+ }
+
+ NextTable:
+ p = p_next;
+ }
+
+ face->num_kern_tables = nn;
+ face->kern_avail_bits = avail;
+ face->kern_order_bits = ordered;
+
+ Exit:
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ tt_face_done_kern( TT_Face face )
+ {
+ FT_Stream stream = face->root.stream;
+
+
+ FT_FRAME_RELEASE( face->kern_table );
+ face->kern_table_size = 0;
+ face->num_kern_tables = 0;
+ face->kern_avail_bits = 0;
+ face->kern_order_bits = 0;
+ }
+
+
+ FT_LOCAL_DEF( FT_Int )
+ tt_face_get_kerning( TT_Face face,
+ FT_UInt left_glyph,
+ FT_UInt right_glyph )
+ {
+ FT_Int result = 0;
+ FT_UInt count, mask = 1;
+ FT_Byte* p = face->kern_table;
+ FT_Byte* p_limit = p + face->kern_table_size;
+
+
+ p += 4;
+ mask = 0x0001;
+
+ for ( count = face->num_kern_tables;
+ count > 0 && p + 6 <= p_limit;
+ count--, mask <<= 1 )
+ {
+ FT_Byte* base = p;
+ FT_Byte* next = base;
+ FT_UInt version = FT_NEXT_USHORT( p );
+ FT_UInt length = FT_NEXT_USHORT( p );
+ FT_UInt coverage = FT_NEXT_USHORT( p );
+ FT_UInt num_pairs;
+ FT_Int value = 0;
+
+ FT_UNUSED( version );
+
+
+ next = base + length;
+
+ if ( next > p_limit ) /* handle broken table */
+ next = p_limit;
+
+ if ( ( face->kern_avail_bits & mask ) == 0 )
+ goto NextTable;
+
+ if ( p + 8 > next )
+ goto NextTable;
+
+ num_pairs = FT_NEXT_USHORT( p );
+ p += 6;
+
+ if ( ( next - p ) < 6 * (int)num_pairs ) /* handle broken count */
+ num_pairs = (FT_UInt)( ( next - p ) / 6 );
+
+ switch ( coverage >> 8 )
+ {
+ case 0:
+ {
+ FT_ULong key0 = TT_KERN_INDEX( left_glyph, right_glyph );
+
+
+ if ( face->kern_order_bits & mask ) /* binary search */
+ {
+ FT_UInt min = 0;
+ FT_UInt max = num_pairs;
+
+
+ while ( min < max )
+ {
+ FT_UInt mid = ( min + max ) >> 1;
+ FT_Byte* q = p + 6 * mid;
+ FT_ULong key;
+
+
+ key = FT_NEXT_ULONG( q );
+
+ if ( key == key0 )
+ {
+ value = FT_PEEK_SHORT( q );
+ goto Found;
+ }
+ if ( key < key0 )
+ min = mid + 1;
+ else
+ max = mid;
+ }
+ }
+ else /* linear search */
+ {
+ FT_UInt count2;
+
+
+ for ( count2 = num_pairs; count2 > 0; count2-- )
+ {
+ FT_ULong key = FT_NEXT_ULONG( p );
+
+
+ if ( key == key0 )
+ {
+ value = FT_PEEK_SHORT( p );
+ goto Found;
+ }
+ p += 2;
+ }
+ }
+ }
+ break;
+
+ /*
+ * We don't support format 2 because we haven't seen a single font
+ * using it in real life...
+ */
+
+ default:
+ ;
+ }
+
+ goto NextTable;
+
+ Found:
+ if ( coverage & 8 ) /* override or add */
+ result = value;
+ else
+ result += value;
+
+ NextTable:
+ p = next;
+ }
+
+ return result;
+ }
+
+#undef TT_KERN_INDEX
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ttkern.h */
+/* */
+/* Load the basic TrueType kerning table. This doesn't handle */
+/* kerning data within the GPOS table at the moment. */
+/* */
+/* Copyright 1996-2001, 2002, 2005, 2007 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __TTKERN_H__
+#define __TTKERN_H__
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_STREAM_H
+#include FT_INTERNAL_TRUETYPE_TYPES_H
+
+
+FT_BEGIN_HEADER
+
+
+ FT_LOCAL( FT_Error )
+ tt_face_load_kern( TT_Face face,
+ FT_Stream stream );
+
+ FT_LOCAL( void )
+ tt_face_done_kern( TT_Face face );
+
+ FT_LOCAL( FT_Int )
+ tt_face_get_kerning( TT_Face face,
+ FT_UInt left_glyph,
+ FT_UInt right_glyph );
+
+#define TT_FACE_HAS_KERNING( face ) ( (face)->kern_avail_bits != 0 )
+
+
+FT_END_HEADER
+
+#endif /* __TTKERN_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ttload.c */
+/* */
+/* Load the basic TrueType tables, i.e., tables that can be either in */
+/* TTF or OTF fonts (body). */
+/* */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, */
+/* 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_STREAM_H
+#include FT_TRUETYPE_TAGS_H
+#include "ttload.h"
+
+#include "sferrors.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_ttload
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_face_lookup_table */
+ /* */
+ /* <Description> */
+ /* Looks for a TrueType table by name. */
+ /* */
+ /* <Input> */
+ /* face :: A face object handle. */
+ /* */
+ /* tag :: The searched tag. */
+ /* */
+ /* <Return> */
+ /* A pointer to the table directory entry. 0 if not found. */
+ /* */
+ FT_LOCAL_DEF( TT_Table )
+ tt_face_lookup_table( TT_Face face,
+ FT_ULong tag )
+ {
+ TT_Table entry;
+ TT_Table limit;
+#ifdef FT_DEBUG_LEVEL_TRACE
+ FT_Bool zero_length = FALSE;
+#endif
+
+
+ FT_TRACE4(( "tt_face_lookup_table: %08p, `%c%c%c%c' -- ",
+ face,
+ (FT_Char)( tag >> 24 ),
+ (FT_Char)( tag >> 16 ),
+ (FT_Char)( tag >> 8 ),
+ (FT_Char)( tag ) ));
+
+ entry = face->dir_tables;
+ limit = entry + face->num_tables;
+
+ for ( ; entry < limit; entry++ )
+ {
+ /* For compatibility with Windows, we consider */
+ /* zero-length tables the same as missing tables. */
+ if ( entry->Tag == tag )
+ {
+ if ( entry->Length != 0 )
+ {
+ FT_TRACE4(( "found table.\n" ));
+ return entry;
+ }
+#ifdef FT_DEBUG_LEVEL_TRACE
+ zero_length = TRUE;
+#endif
+ }
+ }
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+ if ( zero_length )
+ FT_TRACE4(( "ignoring empty table\n" ));
+ else
+ FT_TRACE4(( "could not find table\n" ));
+#endif
+
+ return NULL;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_face_goto_table */
+ /* */
+ /* <Description> */
+ /* Looks for a TrueType table by name, then seek a stream to it. */
+ /* */
+ /* <Input> */
+ /* face :: A face object handle. */
+ /* */
+ /* tag :: The searched tag. */
+ /* */
+ /* stream :: The stream to seek when the table is found. */
+ /* */
+ /* <Output> */
+ /* length :: The length of the table if found, undefined otherwise. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ tt_face_goto_table( TT_Face face,
+ FT_ULong tag,
+ FT_Stream stream,
+ FT_ULong* length )
+ {
+ TT_Table table;
+ FT_Error error;
+
+
+ table = tt_face_lookup_table( face, tag );
+ if ( table )
+ {
+ if ( length )
+ *length = table->Length;
+
+ if ( FT_STREAM_SEEK( table->Offset ) )
+ goto Exit;
+ }
+ else
+ error = SFNT_Err_Table_Missing;
+
+ Exit:
+ return error;
+ }
+
+
+ /* Here, we */
+ /* */
+ /* - check that `num_tables' is valid (and adjust it if necessary) */
+ /* */
+ /* - look for a `head' table, check its size, and parse it to check */
+ /* whether its `magic' field is correctly set */
+ /* */
+ /* - errors (except errors returned by stream handling) */
+ /* */
+ /* SFNT_Err_Unknown_File_Format: */
+ /* no table is defined in directory, it is not sfnt-wrapped */
+ /* data */
+ /* SFNT_Err_Table_Missing: */
+ /* table directory is valid, but essential tables */
+ /* (head/bhed/SING) are missing */
+ /* */
+ static FT_Error
+ check_table_dir( SFNT_Header sfnt,
+ FT_Stream stream )
+ {
+ FT_Error error;
+ FT_UShort nn, valid_entries = 0;
+ FT_UInt has_head = 0, has_sing = 0, has_meta = 0;
+ FT_ULong offset = sfnt->offset + 12;
+
+ static const FT_Frame_Field table_dir_entry_fields[] =
+ {
+#undef FT_STRUCTURE
+#define FT_STRUCTURE TT_TableRec
+
+ FT_FRAME_START( 16 ),
+ FT_FRAME_ULONG( Tag ),
+ FT_FRAME_ULONG( CheckSum ),
+ FT_FRAME_ULONG( Offset ),
+ FT_FRAME_ULONG( Length ),
+ FT_FRAME_END
+ };
+
+
+ if ( FT_STREAM_SEEK( offset ) )
+ goto Exit;
+
+ for ( nn = 0; nn < sfnt->num_tables; nn++ )
+ {
+ TT_TableRec table;
+
+
+ if ( FT_STREAM_READ_FIELDS( table_dir_entry_fields, &table ) )
+ {
+ nn--;
+ FT_TRACE2(( "check_table_dir:"
+ " can read only %d table%s in font (instead of %d)\n",
+ nn, nn == 1 ? "" : "s", sfnt->num_tables ));
+ sfnt->num_tables = nn;
+ break;
+ }
+
+ /* we ignore invalid tables */
+ if ( table.Offset + table.Length > stream->size )
+ {
+ FT_TRACE2(( "check_table_dir: table entry %d invalid\n", nn ));
+ continue;
+ }
+ else
+ valid_entries++;
+
+ if ( table.Tag == TTAG_head || table.Tag == TTAG_bhed )
+ {
+ FT_UInt32 magic;
+
+
+#ifndef TT_CONFIG_OPTION_EMBEDDED_BITMAPS
+ if ( table.Tag == TTAG_head )
+#endif
+ has_head = 1;
+
+ /*
+ * The table length should be 0x36, but certain font tools make it
+ * 0x38, so we will just check that it is greater.
+ *
+ * Note that according to the specification, the table must be
+ * padded to 32-bit lengths, but this doesn't apply to the value of
+ * its `Length' field!
+ *
+ */
+ if ( table.Length < 0x36 )
+ {
+ FT_TRACE2(( "check_table_dir: `head' table too small\n" ));
+ error = SFNT_Err_Table_Missing;
+ goto Exit;
+ }
+
+ if ( FT_STREAM_SEEK( table.Offset + 12 ) ||
+ FT_READ_ULONG( magic ) )
+ goto Exit;
+
+ if ( magic != 0x5F0F3CF5UL )
+ {
+ FT_TRACE2(( "check_table_dir:"
+ " no magic number found in `head' table\n"));
+ error = SFNT_Err_Table_Missing;
+ goto Exit;
+ }
+
+ if ( FT_STREAM_SEEK( offset + ( nn + 1 ) * 16 ) )
+ goto Exit;
+ }
+ else if ( table.Tag == TTAG_SING )
+ has_sing = 1;
+ else if ( table.Tag == TTAG_META )
+ has_meta = 1;
+ }
+
+ sfnt->num_tables = valid_entries;
+
+ if ( sfnt->num_tables == 0 )
+ {
+ FT_TRACE2(( "check_table_dir: no tables found\n" ));
+ error = SFNT_Err_Unknown_File_Format;
+ goto Exit;
+ }
+
+ /* if `sing' and `meta' tables are present, there is no `head' table */
+ if ( has_head || ( has_sing && has_meta ) )
+ {
+ error = SFNT_Err_Ok;
+ goto Exit;
+ }
+ else
+ {
+ FT_TRACE2(( "check_table_dir:" ));
+#ifdef TT_CONFIG_OPTION_EMBEDDED_BITMAPS
+ FT_TRACE2(( " neither `head', `bhed', nor `sing' table found\n" ));
+#else
+ FT_TRACE2(( " neither `head' nor `sing' table found\n" ));
+#endif
+ error = SFNT_Err_Table_Missing;
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_face_load_font_dir */
+ /* */
+ /* <Description> */
+ /* Loads the header of a SFNT font file. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the target face object. */
+ /* */
+ /* stream :: The input stream. */
+ /* */
+ /* <Output> */
+ /* sfnt :: The SFNT header. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ /* <Note> */
+ /* The stream cursor must be at the beginning of the font directory. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ tt_face_load_font_dir( TT_Face face,
+ FT_Stream stream )
+ {
+ SFNT_HeaderRec sfnt;
+ FT_Error error;
+ FT_Memory memory = stream->memory;
+ TT_TableRec* entry;
+ FT_Int nn;
+
+ static const FT_Frame_Field offset_table_fields[] =
+ {
+#undef FT_STRUCTURE
+#define FT_STRUCTURE SFNT_HeaderRec
+
+ FT_FRAME_START( 8 ),
+ FT_FRAME_USHORT( num_tables ),
+ FT_FRAME_USHORT( search_range ),
+ FT_FRAME_USHORT( entry_selector ),
+ FT_FRAME_USHORT( range_shift ),
+ FT_FRAME_END
+ };
+
+
+ FT_TRACE2(( "tt_face_load_font_dir: %08p\n", face ));
+
+ /* read the offset table */
+
+ sfnt.offset = FT_STREAM_POS();
+
+ if ( FT_READ_ULONG( sfnt.format_tag ) ||
+ FT_STREAM_READ_FIELDS( offset_table_fields, &sfnt ) )
+ goto Exit;
+
+ /* many fonts don't have these fields set correctly */
+#if 0
+ if ( sfnt.search_range != 1 << ( sfnt.entry_selector + 4 ) ||
+ sfnt.search_range + sfnt.range_shift != sfnt.num_tables << 4 )
+ return SFNT_Err_Unknown_File_Format;
+#endif
+
+ /* load the table directory */
+
+ FT_TRACE2(( "-- Number of tables: %10u\n", sfnt.num_tables ));
+ FT_TRACE2(( "-- Format version: 0x%08lx\n", sfnt.format_tag ));
+
+ /* check first */
+ error = check_table_dir( &sfnt, stream );
+ if ( error )
+ {
+ FT_TRACE2(( "tt_face_load_font_dir:"
+ " invalid table directory for TrueType\n" ));
+
+ goto Exit;
+ }
+
+ face->num_tables = sfnt.num_tables;
+ face->format_tag = sfnt.format_tag;
+
+ if ( FT_QNEW_ARRAY( face->dir_tables, face->num_tables ) )
+ goto Exit;
+
+ if ( FT_STREAM_SEEK( sfnt.offset + 12 ) ||
+ FT_FRAME_ENTER( face->num_tables * 16L ) )
+ goto Exit;
+
+ entry = face->dir_tables;
+
+ FT_TRACE2(( "\n"
+ " tag offset length checksum\n"
+ " ----------------------------------\n" ));
+
+ for ( nn = 0; nn < sfnt.num_tables; nn++ )
+ {
+ entry->Tag = FT_GET_TAG4();
+ entry->CheckSum = FT_GET_ULONG();
+ entry->Offset = FT_GET_LONG();
+ entry->Length = FT_GET_LONG();
+
+ /* ignore invalid tables */
+ if ( entry->Offset + entry->Length > stream->size )
+ continue;
+ else
+ {
+ FT_TRACE2(( " %c%c%c%c %08lx %08lx %08lx\n",
+ (FT_Char)( entry->Tag >> 24 ),
+ (FT_Char)( entry->Tag >> 16 ),
+ (FT_Char)( entry->Tag >> 8 ),
+ (FT_Char)( entry->Tag ),
+ entry->Offset,
+ entry->Length,
+ entry->CheckSum ));
+ entry++;
+ }
+ }
+
+ FT_FRAME_EXIT();
+
+ FT_TRACE2(( "table directory loaded\n\n" ));
+
+ Exit:
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_face_load_any */
+ /* */
+ /* <Description> */
+ /* Loads any font table into client memory. */
+ /* */
+ /* <Input> */
+ /* face :: The face object to look for. */
+ /* */
+ /* tag :: The tag of table to load. Use the value 0 if you want */
+ /* to access the whole font file, else set this parameter */
+ /* to a valid TrueType table tag that you can forge with */
+ /* the MAKE_TT_TAG macro. */
+ /* */
+ /* offset :: The starting offset in the table (or the file if */
+ /* tag == 0). */
+ /* */
+ /* length :: The address of the decision variable: */
+ /* */
+ /* If length == NULL: */
+ /* Loads the whole table. Returns an error if */
+ /* `offset' == 0! */
+ /* */
+ /* If *length == 0: */
+ /* Exits immediately; returning the length of the given */
+ /* table or of the font file, depending on the value of */
+ /* `tag'. */
+ /* */
+ /* If *length != 0: */
+ /* Loads the next `length' bytes of table or font, */
+ /* starting at offset `offset' (in table or font too). */
+ /* */
+ /* <Output> */
+ /* buffer :: The address of target buffer. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ tt_face_load_any( TT_Face face,
+ FT_ULong tag,
+ FT_Long offset,
+ FT_Byte* buffer,
+ FT_ULong* length )
+ {
+ FT_Error error;
+ FT_Stream stream;
+ TT_Table table;
+ FT_ULong size;
+
+
+ if ( tag != 0 )
+ {
+ /* look for tag in font directory */
+ table = tt_face_lookup_table( face, tag );
+ if ( !table )
+ {
+ error = SFNT_Err_Table_Missing;
+ goto Exit;
+ }
+
+ offset += table->Offset;
+ size = table->Length;
+ }
+ else
+ /* tag == 0 -- the user wants to access the font file directly */
+ size = face->root.stream->size;
+
+ if ( length && *length == 0 )
+ {
+ *length = size;
+
+ return SFNT_Err_Ok;
+ }
+
+ if ( length )
+ size = *length;
+
+ stream = face->root.stream;
+ /* the `if' is syntactic sugar for picky compilers */
+ if ( FT_STREAM_READ_AT( offset, buffer, size ) )
+ goto Exit;
+
+ Exit:
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_face_load_generic_header */
+ /* */
+ /* <Description> */
+ /* Loads the TrueType table `head' or `bhed'. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the target face object. */
+ /* */
+ /* stream :: The input stream. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ static FT_Error
+ tt_face_load_generic_header( TT_Face face,
+ FT_Stream stream,
+ FT_ULong tag )
+ {
+ FT_Error error;
+ TT_Header* header;
+
+ static const FT_Frame_Field header_fields[] =
+ {
+#undef FT_STRUCTURE
+#define FT_STRUCTURE TT_Header
+
+ FT_FRAME_START( 54 ),
+ FT_FRAME_ULONG ( Table_Version ),
+ FT_FRAME_ULONG ( Font_Revision ),
+ FT_FRAME_LONG ( CheckSum_Adjust ),
+ FT_FRAME_LONG ( Magic_Number ),
+ FT_FRAME_USHORT( Flags ),
+ FT_FRAME_USHORT( Units_Per_EM ),
+ FT_FRAME_LONG ( Created[0] ),
+ FT_FRAME_LONG ( Created[1] ),
+ FT_FRAME_LONG ( Modified[0] ),
+ FT_FRAME_LONG ( Modified[1] ),
+ FT_FRAME_SHORT ( xMin ),
+ FT_FRAME_SHORT ( yMin ),
+ FT_FRAME_SHORT ( xMax ),
+ FT_FRAME_SHORT ( yMax ),
+ FT_FRAME_USHORT( Mac_Style ),
+ FT_FRAME_USHORT( Lowest_Rec_PPEM ),
+ FT_FRAME_SHORT ( Font_Direction ),
+ FT_FRAME_SHORT ( Index_To_Loc_Format ),
+ FT_FRAME_SHORT ( Glyph_Data_Format ),
+ FT_FRAME_END
+ };
+
+
+ error = face->goto_table( face, tag, stream, 0 );
+ if ( error )
+ goto Exit;
+
+ header = &face->header;
+
+ if ( FT_STREAM_READ_FIELDS( header_fields, header ) )
+ goto Exit;
+
+ FT_TRACE3(( "Units per EM: %4u\n", header->Units_Per_EM ));
+ FT_TRACE3(( "IndexToLoc: %4d\n", header->Index_To_Loc_Format ));
+
+ Exit:
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ tt_face_load_head( TT_Face face,
+ FT_Stream stream )
+ {
+ return tt_face_load_generic_header( face, stream, TTAG_head );
+ }
+
+
+#ifdef TT_CONFIG_OPTION_EMBEDDED_BITMAPS
+
+ FT_LOCAL_DEF( FT_Error )
+ tt_face_load_bhed( TT_Face face,
+ FT_Stream stream )
+ {
+ return tt_face_load_generic_header( face, stream, TTAG_bhed );
+ }
+
+#endif /* TT_CONFIG_OPTION_EMBEDDED_BITMAPS */
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_face_load_max_profile */
+ /* */
+ /* <Description> */
+ /* Loads the maximum profile into a face object. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the target face object. */
+ /* */
+ /* stream :: The input stream. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ tt_face_load_maxp( TT_Face face,
+ FT_Stream stream )
+ {
+ FT_Error error;
+ TT_MaxProfile* maxProfile = &face->max_profile;
+
+ const FT_Frame_Field maxp_fields[] =
+ {
+#undef FT_STRUCTURE
+#define FT_STRUCTURE TT_MaxProfile
+
+ FT_FRAME_START( 6 ),
+ FT_FRAME_LONG ( version ),
+ FT_FRAME_USHORT( numGlyphs ),
+ FT_FRAME_END
+ };
+
+ const FT_Frame_Field maxp_fields_extra[] =
+ {
+ FT_FRAME_START( 26 ),
+ FT_FRAME_USHORT( maxPoints ),
+ FT_FRAME_USHORT( maxContours ),
+ FT_FRAME_USHORT( maxCompositePoints ),
+ FT_FRAME_USHORT( maxCompositeContours ),
+ FT_FRAME_USHORT( maxZones ),
+ FT_FRAME_USHORT( maxTwilightPoints ),
+ FT_FRAME_USHORT( maxStorage ),
+ FT_FRAME_USHORT( maxFunctionDefs ),
+ FT_FRAME_USHORT( maxInstructionDefs ),
+ FT_FRAME_USHORT( maxStackElements ),
+ FT_FRAME_USHORT( maxSizeOfInstructions ),
+ FT_FRAME_USHORT( maxComponentElements ),
+ FT_FRAME_USHORT( maxComponentDepth ),
+ FT_FRAME_END
+ };
+
+
+ error = face->goto_table( face, TTAG_maxp, stream, 0 );
+ if ( error )
+ goto Exit;
+
+ if ( FT_STREAM_READ_FIELDS( maxp_fields, maxProfile ) )
+ goto Exit;
+
+ maxProfile->maxPoints = 0;
+ maxProfile->maxContours = 0;
+ maxProfile->maxCompositePoints = 0;
+ maxProfile->maxCompositeContours = 0;
+ maxProfile->maxZones = 0;
+ maxProfile->maxTwilightPoints = 0;
+ maxProfile->maxStorage = 0;
+ maxProfile->maxFunctionDefs = 0;
+ maxProfile->maxInstructionDefs = 0;
+ maxProfile->maxStackElements = 0;
+ maxProfile->maxSizeOfInstructions = 0;
+ maxProfile->maxComponentElements = 0;
+ maxProfile->maxComponentDepth = 0;
+
+ if ( maxProfile->version >= 0x10000L )
+ {
+ if ( FT_STREAM_READ_FIELDS( maxp_fields_extra, maxProfile ) )
+ goto Exit;
+
+ /* XXX: an adjustment that is necessary to load certain */
+ /* broken fonts like `Keystrokes MT' :-( */
+ /* */
+ /* We allocate 64 function entries by default when */
+ /* the maxFunctionDefs value is smaller. */
+
+ if ( maxProfile->maxFunctionDefs < 64 )
+ maxProfile->maxFunctionDefs = 64;
+
+ /* we add 4 phantom points later */
+ if ( maxProfile->maxTwilightPoints > ( 0xFFFFU - 4 ) )
+ {
+ FT_TRACE0(( "tt_face_load_maxp:"
+ " too much twilight points in `maxp' table;\n"
+ " "
+ " some glyphs might be rendered incorrectly\n" ));
+
+ maxProfile->maxTwilightPoints = 0xFFFFU - 4;
+ }
+
+ /* we arbitrarily limit recursion to avoid stack exhaustion */
+ if ( maxProfile->maxComponentDepth > 100 )
+ {
+ FT_TRACE0(( "tt_face_load_maxp:"
+ " abnormally large component depth (%d) set to 100\n",
+ maxProfile->maxComponentDepth ));
+ maxProfile->maxComponentDepth = 100;
+ }
+ }
+
+ FT_TRACE3(( "numGlyphs: %u\n", maxProfile->numGlyphs ));
+
+ Exit:
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_face_load_names */
+ /* */
+ /* <Description> */
+ /* Loads the name records. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the target face object. */
+ /* */
+ /* stream :: The input stream. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ tt_face_load_name( TT_Face face,
+ FT_Stream stream )
+ {
+ FT_Error error;
+ FT_Memory memory = stream->memory;
+ FT_ULong table_pos, table_len;
+ FT_ULong storage_start, storage_limit;
+ FT_UInt count;
+ TT_NameTable table;
+
+ static const FT_Frame_Field name_table_fields[] =
+ {
+#undef FT_STRUCTURE
+#define FT_STRUCTURE TT_NameTableRec
+
+ FT_FRAME_START( 6 ),
+ FT_FRAME_USHORT( format ),
+ FT_FRAME_USHORT( numNameRecords ),
+ FT_FRAME_USHORT( storageOffset ),
+ FT_FRAME_END
+ };
+
+ static const FT_Frame_Field name_record_fields[] =
+ {
+#undef FT_STRUCTURE
+#define FT_STRUCTURE TT_NameEntryRec
+
+ /* no FT_FRAME_START */
+ FT_FRAME_USHORT( platformID ),
+ FT_FRAME_USHORT( encodingID ),
+ FT_FRAME_USHORT( languageID ),
+ FT_FRAME_USHORT( nameID ),
+ FT_FRAME_USHORT( stringLength ),
+ FT_FRAME_USHORT( stringOffset ),
+ FT_FRAME_END
+ };
+
+
+ table = &face->name_table;
+ table->stream = stream;
+
+ error = face->goto_table( face, TTAG_name, stream, &table_len );
+ if ( error )
+ goto Exit;
+
+ table_pos = FT_STREAM_POS();
+
+
+ if ( FT_STREAM_READ_FIELDS( name_table_fields, table ) )
+ goto Exit;
+
+ /* Some popular Asian fonts have an invalid `storageOffset' value */
+ /* (it should be at least "6 + 12*num_names"). However, the string */
+ /* offsets, computed as "storageOffset + entry->stringOffset", are */
+ /* valid pointers within the name table... */
+ /* */
+ /* We thus can't check `storageOffset' right now. */
+ /* */
+ storage_start = table_pos + 6 + 12*table->numNameRecords;
+ storage_limit = table_pos + table_len;
+
+ if ( storage_start > storage_limit )
+ {
+ FT_ERROR(( "tt_face_load_name: invalid `name' table\n" ));
+ error = SFNT_Err_Name_Table_Missing;
+ goto Exit;
+ }
+
+ /* Allocate the array of name records. */
+ count = table->numNameRecords;
+ table->numNameRecords = 0;
+
+ if ( FT_NEW_ARRAY( table->names, count ) ||
+ FT_FRAME_ENTER( count * 12 ) )
+ goto Exit;
+
+ /* Load the name records and determine how much storage is needed */
+ /* to hold the strings themselves. */
+ {
+ TT_NameEntryRec* entry = table->names;
+
+
+ for ( ; count > 0; count-- )
+ {
+ if ( FT_STREAM_READ_FIELDS( name_record_fields, entry ) )
+ continue;
+
+ /* check that the name is not empty */
+ if ( entry->stringLength == 0 )
+ continue;
+
+ /* check that the name string is within the table */
+ entry->stringOffset += table_pos + table->storageOffset;
+ if ( entry->stringOffset < storage_start ||
+ entry->stringOffset + entry->stringLength > storage_limit )
+ {
+ /* invalid entry - ignore it */
+ entry->stringOffset = 0;
+ entry->stringLength = 0;
+ continue;
+ }
+
+ entry++;
+ }
+
+ table->numNameRecords = (FT_UInt)( entry - table->names );
+ }
+
+ FT_FRAME_EXIT();
+
+ /* everything went well, update face->num_names */
+ face->num_names = (FT_UShort) table->numNameRecords;
+
+ Exit:
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_face_free_names */
+ /* */
+ /* <Description> */
+ /* Frees the name records. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the target face object. */
+ /* */
+ FT_LOCAL_DEF( void )
+ tt_face_free_name( TT_Face face )
+ {
+ FT_Memory memory = face->root.driver->root.memory;
+ TT_NameTable table = &face->name_table;
+ TT_NameEntry entry = table->names;
+ FT_UInt count = table->numNameRecords;
+
+
+ if ( table->names )
+ {
+ for ( ; count > 0; count--, entry++ )
+ {
+ FT_FREE( entry->string );
+ entry->stringLength = 0;
+ }
+
+ /* free strings table */
+ FT_FREE( table->names );
+ }
+
+ table->numNameRecords = 0;
+ table->format = 0;
+ table->storageOffset = 0;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_face_load_cmap */
+ /* */
+ /* <Description> */
+ /* Loads the cmap directory in a face object. The cmaps themselves */
+ /* are loaded on demand in the `ttcmap.c' module. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the target face object. */
+ /* */
+ /* stream :: A handle to the input stream. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+
+ FT_LOCAL_DEF( FT_Error )
+ tt_face_load_cmap( TT_Face face,
+ FT_Stream stream )
+ {
+ FT_Error error;
+
+
+ error = face->goto_table( face, TTAG_cmap, stream, &face->cmap_size );
+ if ( error )
+ goto Exit;
+
+ if ( FT_FRAME_EXTRACT( face->cmap_size, face->cmap_table ) )
+ face->cmap_size = 0;
+
+ Exit:
+ return error;
+ }
+
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_face_load_os2 */
+ /* */
+ /* <Description> */
+ /* Loads the OS2 table. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the target face object. */
+ /* */
+ /* stream :: A handle to the input stream. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ tt_face_load_os2( TT_Face face,
+ FT_Stream stream )
+ {
+ FT_Error error;
+ TT_OS2* os2;
+
+ const FT_Frame_Field os2_fields[] =
+ {
+#undef FT_STRUCTURE
+#define FT_STRUCTURE TT_OS2
+
+ FT_FRAME_START( 78 ),
+ FT_FRAME_USHORT( version ),
+ FT_FRAME_SHORT ( xAvgCharWidth ),
+ FT_FRAME_USHORT( usWeightClass ),
+ FT_FRAME_USHORT( usWidthClass ),
+ FT_FRAME_SHORT ( fsType ),
+ FT_FRAME_SHORT ( ySubscriptXSize ),
+ FT_FRAME_SHORT ( ySubscriptYSize ),
+ FT_FRAME_SHORT ( ySubscriptXOffset ),
+ FT_FRAME_SHORT ( ySubscriptYOffset ),
+ FT_FRAME_SHORT ( ySuperscriptXSize ),
+ FT_FRAME_SHORT ( ySuperscriptYSize ),
+ FT_FRAME_SHORT ( ySuperscriptXOffset ),
+ FT_FRAME_SHORT ( ySuperscriptYOffset ),
+ FT_FRAME_SHORT ( yStrikeoutSize ),
+ FT_FRAME_SHORT ( yStrikeoutPosition ),
+ FT_FRAME_SHORT ( sFamilyClass ),
+ FT_FRAME_BYTE ( panose[0] ),
+ FT_FRAME_BYTE ( panose[1] ),
+ FT_FRAME_BYTE ( panose[2] ),
+ FT_FRAME_BYTE ( panose[3] ),
+ FT_FRAME_BYTE ( panose[4] ),
+ FT_FRAME_BYTE ( panose[5] ),
+ FT_FRAME_BYTE ( panose[6] ),
+ FT_FRAME_BYTE ( panose[7] ),
+ FT_FRAME_BYTE ( panose[8] ),
+ FT_FRAME_BYTE ( panose[9] ),
+ FT_FRAME_ULONG ( ulUnicodeRange1 ),
+ FT_FRAME_ULONG ( ulUnicodeRange2 ),
+ FT_FRAME_ULONG ( ulUnicodeRange3 ),
+ FT_FRAME_ULONG ( ulUnicodeRange4 ),
+ FT_FRAME_BYTE ( achVendID[0] ),
+ FT_FRAME_BYTE ( achVendID[1] ),
+ FT_FRAME_BYTE ( achVendID[2] ),
+ FT_FRAME_BYTE ( achVendID[3] ),
+
+ FT_FRAME_USHORT( fsSelection ),
+ FT_FRAME_USHORT( usFirstCharIndex ),
+ FT_FRAME_USHORT( usLastCharIndex ),
+ FT_FRAME_SHORT ( sTypoAscender ),
+ FT_FRAME_SHORT ( sTypoDescender ),
+ FT_FRAME_SHORT ( sTypoLineGap ),
+ FT_FRAME_USHORT( usWinAscent ),
+ FT_FRAME_USHORT( usWinDescent ),
+ FT_FRAME_END
+ };
+
+ const FT_Frame_Field os2_fields_extra[] =
+ {
+ FT_FRAME_START( 8 ),
+ FT_FRAME_ULONG( ulCodePageRange1 ),
+ FT_FRAME_ULONG( ulCodePageRange2 ),
+ FT_FRAME_END
+ };
+
+ const FT_Frame_Field os2_fields_extra2[] =
+ {
+ FT_FRAME_START( 10 ),
+ FT_FRAME_SHORT ( sxHeight ),
+ FT_FRAME_SHORT ( sCapHeight ),
+ FT_FRAME_USHORT( usDefaultChar ),
+ FT_FRAME_USHORT( usBreakChar ),
+ FT_FRAME_USHORT( usMaxContext ),
+ FT_FRAME_END
+ };
+
+
+ /* We now support old Mac fonts where the OS/2 table doesn't */
+ /* exist. Simply put, we set the `version' field to 0xFFFF */
+ /* and test this value each time we need to access the table. */
+ error = face->goto_table( face, TTAG_OS2, stream, 0 );
+ if ( error )
+ goto Exit;
+
+ os2 = &face->os2;
+
+ if ( FT_STREAM_READ_FIELDS( os2_fields, os2 ) )
+ goto Exit;
+
+ os2->ulCodePageRange1 = 0;
+ os2->ulCodePageRange2 = 0;
+ os2->sxHeight = 0;
+ os2->sCapHeight = 0;
+ os2->usDefaultChar = 0;
+ os2->usBreakChar = 0;
+ os2->usMaxContext = 0;
+
+ if ( os2->version >= 0x0001 )
+ {
+ /* only version 1 tables */
+ if ( FT_STREAM_READ_FIELDS( os2_fields_extra, os2 ) )
+ goto Exit;
+
+ if ( os2->version >= 0x0002 )
+ {
+ /* only version 2 tables */
+ if ( FT_STREAM_READ_FIELDS( os2_fields_extra2, os2 ) )
+ goto Exit;
+ }
+ }
+
+ FT_TRACE3(( "sTypoAscender: %4d\n", os2->sTypoAscender ));
+ FT_TRACE3(( "sTypoDescender: %4d\n", os2->sTypoDescender ));
+ FT_TRACE3(( "usWinAscent: %4u\n", os2->usWinAscent ));
+ FT_TRACE3(( "usWinDescent: %4u\n", os2->usWinDescent ));
+ FT_TRACE3(( "fsSelection: 0x%2x\n", os2->fsSelection ));
+
+ Exit:
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_face_load_postscript */
+ /* */
+ /* <Description> */
+ /* Loads the Postscript table. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the target face object. */
+ /* */
+ /* stream :: A handle to the input stream. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ tt_face_load_post( TT_Face face,
+ FT_Stream stream )
+ {
+ FT_Error error;
+ TT_Postscript* post = &face->postscript;
+
+ static const FT_Frame_Field post_fields[] =
+ {
+#undef FT_STRUCTURE
+#define FT_STRUCTURE TT_Postscript
+
+ FT_FRAME_START( 32 ),
+ FT_FRAME_ULONG( FormatType ),
+ FT_FRAME_ULONG( italicAngle ),
+ FT_FRAME_SHORT( underlinePosition ),
+ FT_FRAME_SHORT( underlineThickness ),
+ FT_FRAME_ULONG( isFixedPitch ),
+ FT_FRAME_ULONG( minMemType42 ),
+ FT_FRAME_ULONG( maxMemType42 ),
+ FT_FRAME_ULONG( minMemType1 ),
+ FT_FRAME_ULONG( maxMemType1 ),
+ FT_FRAME_END
+ };
+
+
+ error = face->goto_table( face, TTAG_post, stream, 0 );
+ if ( error )
+ return error;
+
+ if ( FT_STREAM_READ_FIELDS( post_fields, post ) )
+ return error;
+
+ /* we don't load the glyph names, we do that in another */
+ /* module (ttpost). */
+
+ FT_TRACE3(( "FormatType: 0x%x\n", post->FormatType ));
+ FT_TRACE3(( "isFixedPitch: %s\n", post->isFixedPitch
+ ? " yes" : " no" ));
+
+ return SFNT_Err_Ok;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_face_load_pclt */
+ /* */
+ /* <Description> */
+ /* Loads the PCL 5 Table. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the target face object. */
+ /* */
+ /* stream :: A handle to the input stream. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ tt_face_load_pclt( TT_Face face,
+ FT_Stream stream )
+ {
+ static const FT_Frame_Field pclt_fields[] =
+ {
+#undef FT_STRUCTURE
+#define FT_STRUCTURE TT_PCLT
+
+ FT_FRAME_START( 54 ),
+ FT_FRAME_ULONG ( Version ),
+ FT_FRAME_ULONG ( FontNumber ),
+ FT_FRAME_USHORT( Pitch ),
+ FT_FRAME_USHORT( xHeight ),
+ FT_FRAME_USHORT( Style ),
+ FT_FRAME_USHORT( TypeFamily ),
+ FT_FRAME_USHORT( CapHeight ),
+ FT_FRAME_BYTES ( TypeFace, 16 ),
+ FT_FRAME_BYTES ( CharacterComplement, 8 ),
+ FT_FRAME_BYTES ( FileName, 6 ),
+ FT_FRAME_CHAR ( StrokeWeight ),
+ FT_FRAME_CHAR ( WidthType ),
+ FT_FRAME_BYTE ( SerifStyle ),
+ FT_FRAME_BYTE ( Reserved ),
+ FT_FRAME_END
+ };
+
+ FT_Error error;
+ TT_PCLT* pclt = &face->pclt;
+
+
+ /* optional table */
+ error = face->goto_table( face, TTAG_PCLT, stream, 0 );
+ if ( error )
+ goto Exit;
+
+ if ( FT_STREAM_READ_FIELDS( pclt_fields, pclt ) )
+ goto Exit;
+
+ Exit:
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_face_load_gasp */
+ /* */
+ /* <Description> */
+ /* Loads the `gasp' table into a face object. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the target face object. */
+ /* */
+ /* stream :: The input stream. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ tt_face_load_gasp( TT_Face face,
+ FT_Stream stream )
+ {
+ FT_Error error;
+ FT_Memory memory = stream->memory;
+
+ FT_UInt j,num_ranges;
+ TT_GaspRange gaspranges = NULL;
+
+
+ /* the gasp table is optional */
+ error = face->goto_table( face, TTAG_gasp, stream, 0 );
+ if ( error )
+ goto Exit;
+
+ if ( FT_FRAME_ENTER( 4L ) )
+ goto Exit;
+
+ face->gasp.version = FT_GET_USHORT();
+ face->gasp.numRanges = FT_GET_USHORT();
+
+ FT_FRAME_EXIT();
+
+ /* only support versions 0 and 1 of the table */
+ if ( face->gasp.version >= 2 )
+ {
+ face->gasp.numRanges = 0;
+ error = SFNT_Err_Invalid_Table;
+ goto Exit;
+ }
+
+ num_ranges = face->gasp.numRanges;
+ FT_TRACE3(( "numRanges: %u\n", num_ranges ));
+
+ if ( FT_QNEW_ARRAY( gaspranges, num_ranges ) ||
+ FT_FRAME_ENTER( num_ranges * 4L ) )
+ goto Exit;
+
+ face->gasp.gaspRanges = gaspranges;
+
+ for ( j = 0; j < num_ranges; j++ )
+ {
+ gaspranges[j].maxPPEM = FT_GET_USHORT();
+ gaspranges[j].gaspFlag = FT_GET_USHORT();
+
+ FT_TRACE3(( "gaspRange %d: rangeMaxPPEM %5d, rangeGaspBehavior 0x%x\n",
+ j,
+ gaspranges[j].maxPPEM,
+ gaspranges[j].gaspFlag ));
+ }
+
+ FT_FRAME_EXIT();
+
+ Exit:
+ return error;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ttload.h */
+/* */
+/* Load the basic TrueType tables, i.e., tables that can be either in */
+/* TTF or OTF fonts (specification). */
+/* */
+/* Copyright 1996-2001, 2002, 2005, 2006 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __TTLOAD_H__
+#define __TTLOAD_H__
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_STREAM_H
+#include FT_INTERNAL_TRUETYPE_TYPES_H
+
+
+FT_BEGIN_HEADER
+
+
+ FT_LOCAL( TT_Table )
+ tt_face_lookup_table( TT_Face face,
+ FT_ULong tag );
+
+ FT_LOCAL( FT_Error )
+ tt_face_goto_table( TT_Face face,
+ FT_ULong tag,
+ FT_Stream stream,
+ FT_ULong* length );
+
+
+ FT_LOCAL( FT_Error )
+ tt_face_load_font_dir( TT_Face face,
+ FT_Stream stream );
+
+
+ FT_LOCAL( FT_Error )
+ tt_face_load_any( TT_Face face,
+ FT_ULong tag,
+ FT_Long offset,
+ FT_Byte* buffer,
+ FT_ULong* length );
+
+
+ FT_LOCAL( FT_Error )
+ tt_face_load_head( TT_Face face,
+ FT_Stream stream );
+
+
+ FT_LOCAL( FT_Error )
+ tt_face_load_cmap( TT_Face face,
+ FT_Stream stream );
+
+
+ FT_LOCAL( FT_Error )
+ tt_face_load_maxp( TT_Face face,
+ FT_Stream stream );
+
+
+ FT_LOCAL( FT_Error )
+ tt_face_load_name( TT_Face face,
+ FT_Stream stream );
+
+
+ FT_LOCAL( FT_Error )
+ tt_face_load_os2( TT_Face face,
+ FT_Stream stream );
+
+
+ FT_LOCAL( FT_Error )
+ tt_face_load_post( TT_Face face,
+ FT_Stream stream );
+
+
+ FT_LOCAL( FT_Error )
+ tt_face_load_pclt( TT_Face face,
+ FT_Stream stream );
+
+ FT_LOCAL( void )
+ tt_face_free_name( TT_Face face );
+
+
+ FT_LOCAL( FT_Error )
+ tt_face_load_gasp( TT_Face face,
+ FT_Stream stream );
+
+#ifdef TT_CONFIG_OPTION_EMBEDDED_BITMAPS
+
+ FT_LOCAL( FT_Error )
+ tt_face_load_bhed( TT_Face face,
+ FT_Stream stream );
+
+#endif /* TT_CONFIG_OPTION_EMBEDDED_BITMAPS */
+
+
+FT_END_HEADER
+
+#endif /* __TTLOAD_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ttmtx.c */
+/* */
+/* Load the metrics tables common to TTF and OTF fonts (body). */
+/* */
+/* Copyright 2006-2009, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_STREAM_H
+#include FT_TRUETYPE_TAGS_H
+#include "ttmtx.h"
+
+#include "sferrors.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_ttmtx
+
+
+ /*
+ * Unfortunately, we can't enable our memory optimizations if
+ * FT_CONFIG_OPTION_OLD_INTERNALS is defined. This is because at least
+ * one rogue client (libXfont in the X.Org XServer) is directly accessing
+ * the metrics.
+ */
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_face_load_hmtx */
+ /* */
+ /* <Description> */
+ /* Load the `hmtx' or `vmtx' table into a face object. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the target face object. */
+ /* */
+ /* stream :: The input stream. */
+ /* */
+ /* vertical :: A boolean flag. If set, load `vmtx'. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+#ifndef FT_CONFIG_OPTION_OLD_INTERNALS
+
+ FT_LOCAL_DEF( FT_Error )
+ tt_face_load_hmtx( TT_Face face,
+ FT_Stream stream,
+ FT_Bool vertical )
+ {
+ FT_Error error;
+ FT_ULong tag, table_size;
+ FT_ULong* ptable_offset;
+ FT_ULong* ptable_size;
+
+
+ if ( vertical )
+ {
+ tag = TTAG_vmtx;
+ ptable_offset = &face->vert_metrics_offset;
+ ptable_size = &face->vert_metrics_size;
+ }
+ else
+ {
+ tag = TTAG_hmtx;
+ ptable_offset = &face->horz_metrics_offset;
+ ptable_size = &face->horz_metrics_size;
+ }
+
+ error = face->goto_table( face, tag, stream, &table_size );
+ if ( error )
+ goto Fail;
+
+ *ptable_size = table_size;
+ *ptable_offset = FT_STREAM_POS();
+
+ Fail:
+ return error;
+ }
+
+#else /* !FT_CONFIG_OPTION_OLD_INTERNALS */
+
+ FT_LOCAL_DEF( FT_Error )
+ tt_face_load_hmtx( TT_Face face,
+ FT_Stream stream,
+ FT_Bool vertical )
+ {
+ FT_Error error;
+ FT_Memory memory = stream->memory;
+
+ FT_ULong table_len;
+ FT_Long num_shorts, num_longs, num_shorts_checked;
+
+ TT_LongMetrics* longs;
+ TT_ShortMetrics** shorts;
+ FT_Byte* p;
+
+
+ if ( vertical )
+ {
+ void* lm = &face->vertical.long_metrics;
+ void** sm = &face->vertical.short_metrics;
+
+
+ error = face->goto_table( face, TTAG_vmtx, stream, &table_len );
+ if ( error )
+ goto Fail;
+
+ num_longs = face->vertical.number_Of_VMetrics;
+ if ( (FT_ULong)num_longs > table_len / 4 )
+ num_longs = (FT_Long)( table_len / 4 );
+
+ face->vertical.number_Of_VMetrics = 0;
+
+ longs = (TT_LongMetrics*)lm;
+ shorts = (TT_ShortMetrics**)sm;
+ }
+ else
+ {
+ void* lm = &face->horizontal.long_metrics;
+ void** sm = &face->horizontal.short_metrics;
+
+
+ error = face->goto_table( face, TTAG_hmtx, stream, &table_len );
+ if ( error )
+ goto Fail;
+
+ num_longs = face->horizontal.number_Of_HMetrics;
+ if ( (FT_ULong)num_longs > table_len / 4 )
+ num_longs = (FT_Long)( table_len / 4 );
+
+ face->horizontal.number_Of_HMetrics = 0;
+
+ longs = (TT_LongMetrics*)lm;
+ shorts = (TT_ShortMetrics**)sm;
+ }
+
+ /* never trust derived values */
+
+ num_shorts = face->max_profile.numGlyphs - num_longs;
+ num_shorts_checked = ( table_len - num_longs * 4L ) / 2;
+
+ if ( num_shorts < 0 )
+ {
+ FT_TRACE0(( "tt_face_load_hmtx:"
+ " %cmtx has more metrics than glyphs.\n",
+ vertical ? 'v' : 'h' ));
+
+ /* Adobe simply ignores this problem. So we shall do the same. */
+#if 0
+ error = vertical ? SFNT_Err_Invalid_Vert_Metrics
+ : SFNT_Err_Invalid_Horiz_Metrics;
+ goto Exit;
+#else
+ num_shorts = 0;
+#endif
+ }
+
+ if ( FT_QNEW_ARRAY( *longs, num_longs ) ||
+ FT_QNEW_ARRAY( *shorts, num_shorts ) )
+ goto Fail;
+
+ if ( FT_FRAME_ENTER( table_len ) )
+ goto Fail;
+
+ p = stream->cursor;
+
+ {
+ TT_LongMetrics cur = *longs;
+ TT_LongMetrics limit = cur + num_longs;
+
+
+ for ( ; cur < limit; cur++ )
+ {
+ cur->advance = FT_NEXT_USHORT( p );
+ cur->bearing = FT_NEXT_SHORT( p );
+ }
+ }
+
+ /* do we have an inconsistent number of metric values? */
+ {
+ TT_ShortMetrics* cur = *shorts;
+ TT_ShortMetrics* limit = cur +
+ FT_MIN( num_shorts, num_shorts_checked );
+
+
+ for ( ; cur < limit; cur++ )
+ *cur = FT_NEXT_SHORT( p );
+
+ /* We fill up the missing left side bearings with the */
+ /* last valid value. Since this will occur for buggy CJK */
+ /* fonts usually only, nothing serious will happen. */
+ if ( num_shorts > num_shorts_checked && num_shorts_checked > 0 )
+ {
+ FT_Short val = (*shorts)[num_shorts_checked - 1];
+
+
+ limit = *shorts + num_shorts;
+ for ( ; cur < limit; cur++ )
+ *cur = val;
+ }
+ }
+
+ FT_FRAME_EXIT();
+
+ if ( vertical )
+ face->vertical.number_Of_VMetrics = (FT_UShort)num_longs;
+ else
+ face->horizontal.number_Of_HMetrics = (FT_UShort)num_longs;
+
+ Fail:
+ return error;
+ }
+
+#endif /* !FT_CONFIG_OPTION_OLD_INTERNALS */
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_face_load_hhea */
+ /* */
+ /* <Description> */
+ /* Load the `hhea' or 'vhea' table into a face object. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the target face object. */
+ /* */
+ /* stream :: The input stream. */
+ /* */
+ /* vertical :: A boolean flag. If set, load `vhea'. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ tt_face_load_hhea( TT_Face face,
+ FT_Stream stream,
+ FT_Bool vertical )
+ {
+ FT_Error error;
+ TT_HoriHeader* header;
+
+ const FT_Frame_Field metrics_header_fields[] =
+ {
+#undef FT_STRUCTURE
+#define FT_STRUCTURE TT_HoriHeader
+
+ FT_FRAME_START( 36 ),
+ FT_FRAME_ULONG ( Version ),
+ FT_FRAME_SHORT ( Ascender ),
+ FT_FRAME_SHORT ( Descender ),
+ FT_FRAME_SHORT ( Line_Gap ),
+ FT_FRAME_USHORT( advance_Width_Max ),
+ FT_FRAME_SHORT ( min_Left_Side_Bearing ),
+ FT_FRAME_SHORT ( min_Right_Side_Bearing ),
+ FT_FRAME_SHORT ( xMax_Extent ),
+ FT_FRAME_SHORT ( caret_Slope_Rise ),
+ FT_FRAME_SHORT ( caret_Slope_Run ),
+ FT_FRAME_SHORT ( caret_Offset ),
+ FT_FRAME_SHORT ( Reserved[0] ),
+ FT_FRAME_SHORT ( Reserved[1] ),
+ FT_FRAME_SHORT ( Reserved[2] ),
+ FT_FRAME_SHORT ( Reserved[3] ),
+ FT_FRAME_SHORT ( metric_Data_Format ),
+ FT_FRAME_USHORT( number_Of_HMetrics ),
+ FT_FRAME_END
+ };
+
+
+ if ( vertical )
+ {
+ void *v = &face->vertical;
+
+
+ error = face->goto_table( face, TTAG_vhea, stream, 0 );
+ if ( error )
+ goto Fail;
+
+ header = (TT_HoriHeader*)v;
+ }
+ else
+ {
+ error = face->goto_table( face, TTAG_hhea, stream, 0 );
+ if ( error )
+ goto Fail;
+
+ header = &face->horizontal;
+ }
+
+ if ( FT_STREAM_READ_FIELDS( metrics_header_fields, header ) )
+ goto Fail;
+
+ FT_TRACE3(( "Ascender: %5d\n", header->Ascender ));
+ FT_TRACE3(( "Descender: %5d\n", header->Descender ));
+ FT_TRACE3(( "number_Of_Metrics: %5u\n", header->number_Of_HMetrics ));
+
+ header->long_metrics = NULL;
+ header->short_metrics = NULL;
+
+ Fail:
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_face_get_metrics */
+ /* */
+ /* <Description> */
+ /* Returns the horizontal or vertical metrics in font units for a */
+ /* given glyph. The metrics are the left side bearing (resp. top */
+ /* side bearing) and advance width (resp. advance height). */
+ /* */
+ /* <Input> */
+ /* header :: A pointer to either the horizontal or vertical metrics */
+ /* structure. */
+ /* */
+ /* idx :: The glyph index. */
+ /* */
+ /* <Output> */
+ /* bearing :: The bearing, either left side or top side. */
+ /* */
+ /* advance :: The advance width resp. advance height. */
+ /* */
+#ifndef FT_CONFIG_OPTION_OLD_INTERNALS
+
+ FT_LOCAL_DEF( FT_Error )
+ tt_face_get_metrics( TT_Face face,
+ FT_Bool vertical,
+ FT_UInt gindex,
+ FT_Short *abearing,
+ FT_UShort *aadvance )
+ {
+ FT_Error error;
+ FT_Stream stream = face->root.stream;
+ TT_HoriHeader* header;
+ FT_ULong table_pos, table_size, table_end;
+ FT_UShort k;
+
+
+ if ( vertical )
+ {
+ void* v = &face->vertical;
+
+
+ header = (TT_HoriHeader*)v;
+ table_pos = face->vert_metrics_offset;
+ table_size = face->vert_metrics_size;
+ }
+ else
+ {
+ header = &face->horizontal;
+ table_pos = face->horz_metrics_offset;
+ table_size = face->horz_metrics_size;
+ }
+
+ table_end = table_pos + table_size;
+
+ k = header->number_Of_HMetrics;
+
+ if ( k > 0 )
+ {
+ if ( gindex < (FT_UInt)k )
+ {
+ table_pos += 4 * gindex;
+ if ( table_pos + 4 > table_end )
+ goto NoData;
+
+ if ( FT_STREAM_SEEK( table_pos ) ||
+ FT_READ_USHORT( *aadvance ) ||
+ FT_READ_SHORT( *abearing ) )
+ goto NoData;
+ }
+ else
+ {
+ table_pos += 4 * ( k - 1 );
+ if ( table_pos + 4 > table_end )
+ goto NoData;
+
+ if ( FT_STREAM_SEEK( table_pos ) ||
+ FT_READ_USHORT( *aadvance ) )
+ goto NoData;
+
+ table_pos += 4 + 2 * ( gindex - k );
+ if ( table_pos + 2 > table_end )
+ *abearing = 0;
+ else
+ {
+ if ( !FT_STREAM_SEEK( table_pos ) )
+ (void)FT_READ_SHORT( *abearing );
+ }
+ }
+ }
+ else
+ {
+ NoData:
+ *abearing = 0;
+ *aadvance = 0;
+ }
+
+ return SFNT_Err_Ok;
+ }
+
+#else /* !FT_CONFIG_OPTION_OLD_INTERNALS */
+
+ FT_LOCAL_DEF( FT_Error )
+ tt_face_get_metrics( TT_Face face,
+ FT_Bool vertical,
+ FT_UInt gindex,
+ FT_Short* abearing,
+ FT_UShort* aadvance )
+ {
+ void* v = &face->vertical;
+ void* h = &face->horizontal;
+ TT_HoriHeader* header = vertical ? (TT_HoriHeader*)v
+ : (TT_HoriHeader*)h;
+ TT_LongMetrics longs_m;
+ FT_UShort k = header->number_Of_HMetrics;
+
+
+ if ( k == 0 ||
+ !header->long_metrics ||
+ gindex >= (FT_UInt)face->max_profile.numGlyphs )
+ {
+ *abearing = *aadvance = 0;
+ return SFNT_Err_Ok;
+ }
+
+ if ( gindex < (FT_UInt)k )
+ {
+ longs_m = (TT_LongMetrics)header->long_metrics + gindex;
+ *abearing = longs_m->bearing;
+ *aadvance = longs_m->advance;
+ }
+ else
+ {
+ *abearing = ((TT_ShortMetrics*)header->short_metrics)[gindex - k];
+ *aadvance = ((TT_LongMetrics)header->long_metrics)[k - 1].advance;
+ }
+
+ return SFNT_Err_Ok;
+ }
+
+#endif /* !FT_CONFIG_OPTION_OLD_INTERNALS */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ttmtx.h */
+/* */
+/* Load the metrics tables common to TTF and OTF fonts (specification). */
+/* */
+/* Copyright 2006 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __TTMTX_H__
+#define __TTMTX_H__
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_STREAM_H
+#include FT_INTERNAL_TRUETYPE_TYPES_H
+
+
+FT_BEGIN_HEADER
+
+
+ FT_LOCAL( FT_Error )
+ tt_face_load_hhea( TT_Face face,
+ FT_Stream stream,
+ FT_Bool vertical );
+
+
+ FT_LOCAL( FT_Error )
+ tt_face_load_hmtx( TT_Face face,
+ FT_Stream stream,
+ FT_Bool vertical );
+
+
+ FT_LOCAL( FT_Error )
+ tt_face_get_metrics( TT_Face face,
+ FT_Bool vertical,
+ FT_UInt gindex,
+ FT_Short* abearing,
+ FT_UShort* aadvance );
+
+FT_END_HEADER
+
+#endif /* __TTMTX_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ttpost.c */
+/* */
+/* Postcript name table processing for TrueType and OpenType fonts */
+/* (body). */
+/* */
+/* Copyright 1996-2001, 2002, 2003, 2006, 2007, 2008, 2009, 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+ /*************************************************************************/
+ /* */
+ /* The post table is not completely loaded by the core engine. This */
+ /* file loads the missing PS glyph names and implements an API to access */
+ /* them. */
+ /* */
+ /*************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_STREAM_H
+#include FT_TRUETYPE_TAGS_H
+#include "ttpost.h"
+
+#include "sferrors.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_ttpost
+
+
+ /* If this configuration macro is defined, we rely on the `PSNames' */
+ /* module to grab the glyph names. */
+
+#ifdef FT_CONFIG_OPTION_POSTSCRIPT_NAMES
+
+
+#include FT_SERVICE_POSTSCRIPT_CMAPS_H
+
+#define MAC_NAME( x ) ( (FT_String*)psnames->macintosh_name( x ) )
+
+
+#else /* FT_CONFIG_OPTION_POSTSCRIPT_NAMES */
+
+
+ /* Otherwise, we ignore the `PSNames' module, and provide our own */
+ /* table of Mac names. Thus, it is possible to build a version of */
+ /* FreeType without the Type 1 driver & PSNames module. */
+
+#define MAC_NAME( x ) ( (FT_String*)tt_post_default_names[x] )
+
+ /* the 258 default Mac PS glyph names */
+
+ static const FT_String* const tt_post_default_names[258] =
+ {
+ /* 0 */
+ ".notdef", ".null", "CR", "space", "exclam",
+ "quotedbl", "numbersign", "dollar", "percent", "ampersand",
+ /* 10 */
+ "quotesingle", "parenleft", "parenright", "asterisk", "plus",
+ "comma", "hyphen", "period", "slash", "zero",
+ /* 20 */
+ "one", "two", "three", "four", "five",
+ "six", "seven", "eight", "nine", "colon",
+ /* 30 */
+ "semicolon", "less", "equal", "greater", "question",
+ "at", "A", "B", "C", "D",
+ /* 40 */
+ "E", "F", "G", "H", "I",
+ "J", "K", "L", "M", "N",
+ /* 50 */
+ "O", "P", "Q", "R", "S",
+ "T", "U", "V", "W", "X",
+ /* 60 */
+ "Y", "Z", "bracketleft", "backslash", "bracketright",
+ "asciicircum", "underscore", "grave", "a", "b",
+ /* 70 */
+ "c", "d", "e", "f", "g",
+ "h", "i", "j", "k", "l",
+ /* 80 */
+ "m", "n", "o", "p", "q",
+ "r", "s", "t", "u", "v",
+ /* 90 */
+ "w", "x", "y", "z", "braceleft",
+ "bar", "braceright", "asciitilde", "Adieresis", "Aring",
+ /* 100 */
+ "Ccedilla", "Eacute", "Ntilde", "Odieresis", "Udieresis",
+ "aacute", "agrave", "acircumflex", "adieresis", "atilde",
+ /* 110 */
+ "aring", "ccedilla", "eacute", "egrave", "ecircumflex",
+ "edieresis", "iacute", "igrave", "icircumflex", "idieresis",
+ /* 120 */
+ "ntilde", "oacute", "ograve", "ocircumflex", "odieresis",
+ "otilde", "uacute", "ugrave", "ucircumflex", "udieresis",
+ /* 130 */
+ "dagger", "degree", "cent", "sterling", "section",
+ "bullet", "paragraph", "germandbls", "registered", "copyright",
+ /* 140 */
+ "trademark", "acute", "dieresis", "notequal", "AE",
+ "Oslash", "infinity", "plusminus", "lessequal", "greaterequal",
+ /* 150 */
+ "yen", "mu", "partialdiff", "summation", "product",
+ "pi", "integral", "ordfeminine", "ordmasculine", "Omega",
+ /* 160 */
+ "ae", "oslash", "questiondown", "exclamdown", "logicalnot",
+ "radical", "florin", "approxequal", "Delta", "guillemotleft",
+ /* 170 */
+ "guillemotright", "ellipsis", "nbspace", "Agrave", "Atilde",
+ "Otilde", "OE", "oe", "endash", "emdash",
+ /* 180 */
+ "quotedblleft", "quotedblright", "quoteleft", "quoteright", "divide",
+ "lozenge", "ydieresis", "Ydieresis", "fraction", "currency",
+ /* 190 */
+ "guilsinglleft", "guilsinglright", "fi", "fl", "daggerdbl",
+ "periodcentered", "quotesinglbase", "quotedblbase", "perthousand", "Acircumflex",
+ /* 200 */
+ "Ecircumflex", "Aacute", "Edieresis", "Egrave", "Iacute",
+ "Icircumflex", "Idieresis", "Igrave", "Oacute", "Ocircumflex",
+ /* 210 */
+ "apple", "Ograve", "Uacute", "Ucircumflex", "Ugrave",
+ "dotlessi", "circumflex", "tilde", "macron", "breve",
+ /* 220 */
+ "dotaccent", "ring", "cedilla", "hungarumlaut", "ogonek",
+ "caron", "Lslash", "lslash", "Scaron", "scaron",
+ /* 230 */
+ "Zcaron", "zcaron", "brokenbar", "Eth", "eth",
+ "Yacute", "yacute", "Thorn", "thorn", "minus",
+ /* 240 */
+ "multiply", "onesuperior", "twosuperior", "threesuperior", "onehalf",
+ "onequarter", "threequarters", "franc", "Gbreve", "gbreve",
+ /* 250 */
+ "Idot", "Scedilla", "scedilla", "Cacute", "cacute",
+ "Ccaron", "ccaron", "dmacron",
+ };
+
+
+#endif /* FT_CONFIG_OPTION_POSTSCRIPT_NAMES */
+
+
+ static FT_Error
+ load_format_20( TT_Face face,
+ FT_Stream stream,
+ FT_Long post_limit )
+ {
+ FT_Memory memory = stream->memory;
+ FT_Error error;
+
+ FT_Int num_glyphs;
+ FT_UShort num_names;
+
+ FT_UShort* glyph_indices = 0;
+ FT_Char** name_strings = 0;
+
+
+ if ( FT_READ_USHORT( num_glyphs ) )
+ goto Exit;
+
+ /* UNDOCUMENTED! The number of glyphs in this table can be smaller */
+ /* than the value in the maxp table (cf. cyberbit.ttf). */
+
+ /* There already exist fonts which have more than 32768 glyph names */
+ /* in this table, so the test for this threshold has been dropped. */
+
+ if ( num_glyphs > face->max_profile.numGlyphs )
+ {
+ error = SFNT_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ /* load the indices */
+ {
+ FT_Int n;
+
+
+ if ( FT_NEW_ARRAY ( glyph_indices, num_glyphs ) ||
+ FT_FRAME_ENTER( num_glyphs * 2L ) )
+ goto Fail;
+
+ for ( n = 0; n < num_glyphs; n++ )
+ glyph_indices[n] = FT_GET_USHORT();
+
+ FT_FRAME_EXIT();
+ }
+
+ /* compute number of names stored in table */
+ {
+ FT_Int n;
+
+
+ num_names = 0;
+
+ for ( n = 0; n < num_glyphs; n++ )
+ {
+ FT_Int idx;
+
+
+ idx = glyph_indices[n];
+ if ( idx >= 258 )
+ {
+ idx -= 257;
+ if ( idx > num_names )
+ num_names = (FT_UShort)idx;
+ }
+ }
+ }
+
+ /* now load the name strings */
+ {
+ FT_UShort n;
+
+
+ if ( FT_NEW_ARRAY( name_strings, num_names ) )
+ goto Fail;
+
+ for ( n = 0; n < num_names; n++ )
+ {
+ FT_UInt len;
+
+
+ if ( FT_STREAM_POS() >= post_limit )
+ break;
+ else
+ {
+ FT_TRACE6(( "load_format_20: %d byte left in post table\n",
+ post_limit - FT_STREAM_POS() ));
+
+ if ( FT_READ_BYTE( len ) )
+ goto Fail1;
+ }
+
+ if ( (FT_Int)len > post_limit ||
+ FT_STREAM_POS() > post_limit - (FT_Int)len )
+ {
+ FT_ERROR(( "load_format_20:"
+ " exceeding string length (%d),"
+ " truncating at end of post table (%d byte left)\n",
+ len, post_limit - FT_STREAM_POS() ));
+ len = FT_MAX( 0, post_limit - FT_STREAM_POS() );
+ }
+
+ if ( FT_NEW_ARRAY( name_strings[n], len + 1 ) ||
+ FT_STREAM_READ( name_strings[n], len ) )
+ goto Fail1;
+
+ name_strings[n][len] = '\0';
+ }
+
+ if ( n < num_names )
+ {
+ FT_ERROR(( "load_format_20:"
+ " all entries in post table are already parsed,"
+ " using NULL names for gid %d - %d\n",
+ n, num_names - 1 ));
+ for ( ; n < num_names; n++ )
+ if ( FT_NEW_ARRAY( name_strings[n], 1 ) )
+ goto Fail1;
+ else
+ name_strings[n][0] = '\0';
+ }
+ }
+
+ /* all right, set table fields and exit successfully */
+ {
+ TT_Post_20 table = &face->postscript_names.names.format_20;
+
+
+ table->num_glyphs = (FT_UShort)num_glyphs;
+ table->num_names = (FT_UShort)num_names;
+ table->glyph_indices = glyph_indices;
+ table->glyph_names = name_strings;
+ }
+ return SFNT_Err_Ok;
+
+ Fail1:
+ {
+ FT_UShort n;
+
+
+ for ( n = 0; n < num_names; n++ )
+ FT_FREE( name_strings[n] );
+ }
+
+ Fail:
+ FT_FREE( name_strings );
+ FT_FREE( glyph_indices );
+
+ Exit:
+ return error;
+ }
+
+
+ static FT_Error
+ load_format_25( TT_Face face,
+ FT_Stream stream,
+ FT_Long post_limit )
+ {
+ FT_Memory memory = stream->memory;
+ FT_Error error;
+
+ FT_Int num_glyphs;
+ FT_Char* offset_table = 0;
+
+ FT_UNUSED( post_limit );
+
+
+ /* UNDOCUMENTED! This value appears only in the Apple TT specs. */
+ if ( FT_READ_USHORT( num_glyphs ) )
+ goto Exit;
+
+ /* check the number of glyphs */
+ if ( num_glyphs > face->max_profile.numGlyphs || num_glyphs > 258 )
+ {
+ error = SFNT_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ if ( FT_NEW_ARRAY( offset_table, num_glyphs ) ||
+ FT_STREAM_READ( offset_table, num_glyphs ) )
+ goto Fail;
+
+ /* now check the offset table */
+ {
+ FT_Int n;
+
+
+ for ( n = 0; n < num_glyphs; n++ )
+ {
+ FT_Long idx = (FT_Long)n + offset_table[n];
+
+
+ if ( idx < 0 || idx > num_glyphs )
+ {
+ error = SFNT_Err_Invalid_File_Format;
+ goto Fail;
+ }
+ }
+ }
+
+ /* OK, set table fields and exit successfully */
+ {
+ TT_Post_25 table = &face->postscript_names.names.format_25;
+
+
+ table->num_glyphs = (FT_UShort)num_glyphs;
+ table->offsets = offset_table;
+ }
+
+ return SFNT_Err_Ok;
+
+ Fail:
+ FT_FREE( offset_table );
+
+ Exit:
+ return error;
+ }
+
+
+ static FT_Error
+ load_post_names( TT_Face face )
+ {
+ FT_Stream stream;
+ FT_Error error;
+ FT_Fixed format;
+ FT_ULong post_len;
+ FT_Long post_limit;
+
+
+ /* get a stream for the face's resource */
+ stream = face->root.stream;
+
+ /* seek to the beginning of the PS names table */
+ error = face->goto_table( face, TTAG_post, stream, &post_len );
+ if ( error )
+ goto Exit;
+
+ post_limit = FT_STREAM_POS() + post_len;
+
+ format = face->postscript.FormatType;
+
+ /* go to beginning of subtable */
+ if ( FT_STREAM_SKIP( 32 ) )
+ goto Exit;
+
+ /* now read postscript table */
+ if ( format == 0x00020000L )
+ error = load_format_20( face, stream, post_limit );
+ else if ( format == 0x00028000L )
+ error = load_format_25( face, stream, post_limit );
+ else
+ error = SFNT_Err_Invalid_File_Format;
+
+ face->postscript_names.loaded = 1;
+
+ Exit:
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ tt_face_free_ps_names( TT_Face face )
+ {
+ FT_Memory memory = face->root.memory;
+ TT_Post_Names names = &face->postscript_names;
+ FT_Fixed format;
+
+
+ if ( names->loaded )
+ {
+ format = face->postscript.FormatType;
+
+ if ( format == 0x00020000L )
+ {
+ TT_Post_20 table = &names->names.format_20;
+ FT_UShort n;
+
+
+ FT_FREE( table->glyph_indices );
+ table->num_glyphs = 0;
+
+ for ( n = 0; n < table->num_names; n++ )
+ FT_FREE( table->glyph_names[n] );
+
+ FT_FREE( table->glyph_names );
+ table->num_names = 0;
+ }
+ else if ( format == 0x00028000L )
+ {
+ TT_Post_25 table = &names->names.format_25;
+
+
+ FT_FREE( table->offsets );
+ table->num_glyphs = 0;
+ }
+ }
+ names->loaded = 0;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_face_get_ps_name */
+ /* */
+ /* <Description> */
+ /* Get the PostScript glyph name of a glyph. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the parent face. */
+ /* */
+ /* idx :: The glyph index. */
+ /* */
+ /* <InOut> */
+ /* PSname :: The address of a string pointer. Will be NULL in case */
+ /* of error, otherwise it is a pointer to the glyph name. */
+ /* */
+ /* You must not modify the returned string! */
+ /* */
+ /* <Output> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ tt_face_get_ps_name( TT_Face face,
+ FT_UInt idx,
+ FT_String** PSname )
+ {
+ FT_Error error;
+ TT_Post_Names names;
+ FT_Fixed format;
+
+#ifdef FT_CONFIG_OPTION_POSTSCRIPT_NAMES
+ FT_Service_PsCMaps psnames;
+#endif
+
+
+ if ( !face )
+ return SFNT_Err_Invalid_Face_Handle;
+
+ if ( idx >= (FT_UInt)face->max_profile.numGlyphs )
+ return SFNT_Err_Invalid_Glyph_Index;
+
+#ifdef FT_CONFIG_OPTION_POSTSCRIPT_NAMES
+ psnames = (FT_Service_PsCMaps)face->psnames;
+ if ( !psnames )
+ return SFNT_Err_Unimplemented_Feature;
+#endif
+
+ names = &face->postscript_names;
+
+ /* `.notdef' by default */
+ *PSname = MAC_NAME( 0 );
+
+ format = face->postscript.FormatType;
+
+ if ( format == 0x00010000L )
+ {
+ if ( idx < 258 ) /* paranoid checking */
+ *PSname = MAC_NAME( idx );
+ }
+ else if ( format == 0x00020000L )
+ {
+ TT_Post_20 table = &names->names.format_20;
+
+
+ if ( !names->loaded )
+ {
+ error = load_post_names( face );
+ if ( error )
+ goto End;
+ }
+
+ if ( idx < (FT_UInt)table->num_glyphs )
+ {
+ FT_UShort name_index = table->glyph_indices[idx];
+
+
+ if ( name_index < 258 )
+ *PSname = MAC_NAME( name_index );
+ else
+ *PSname = (FT_String*)table->glyph_names[name_index - 258];
+ }
+ }
+ else if ( format == 0x00028000L )
+ {
+ TT_Post_25 table = &names->names.format_25;
+
+
+ if ( !names->loaded )
+ {
+ error = load_post_names( face );
+ if ( error )
+ goto End;
+ }
+
+ if ( idx < (FT_UInt)table->num_glyphs ) /* paranoid checking */
+ {
+ idx += table->offsets[idx];
+ *PSname = MAC_NAME( idx );
+ }
+ }
+
+ /* nothing to do for format == 0x00030000L */
+
+ End:
+ return SFNT_Err_Ok;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ttpost.h */
+/* */
+/* Postcript name table processing for TrueType and OpenType fonts */
+/* (specification). */
+/* */
+/* Copyright 1996-2001, 2002 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __TTPOST_H__
+#define __TTPOST_H__
+
+
+#include <ft2build.h>
+#include FT_CONFIG_CONFIG_H
+#include FT_INTERNAL_TRUETYPE_TYPES_H
+
+
+FT_BEGIN_HEADER
+
+
+ FT_LOCAL( FT_Error )
+ tt_face_get_ps_name( TT_Face face,
+ FT_UInt idx,
+ FT_String** PSname );
+
+ FT_LOCAL( void )
+ tt_face_free_ps_names( TT_Face face );
+
+
+FT_END_HEADER
+
+#endif /* __TTPOST_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ttsbit.c */
+/* */
+/* TrueType and OpenType embedded bitmap support (body). */
+/* */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, */
+/* 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+#include <ft2build.h>
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_STREAM_H
+#include FT_TRUETYPE_TAGS_H
+
+ /*
+ * Alas, the memory-optimized sbit loader can't be used when implementing
+ * the `old internals' hack
+ */
+#ifndef FT_CONFIG_OPTION_OLD_INTERNALS
+
+#include "ttsbit0.c"
+
+#else /* FT_CONFIG_OPTION_OLD_INTERNALS */
+
+#include <ft2build.h>
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_STREAM_H
+#include FT_TRUETYPE_TAGS_H
+#include "ttsbit.h"
+
+#include "sferrors.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_ttsbit
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* blit_sbit */
+ /* */
+ /* <Description> */
+ /* Blits a bitmap from an input stream into a given target. Supports */
+ /* x and y offsets as well as byte padded lines. */
+ /* */
+ /* <Input> */
+ /* target :: The target bitmap/pixmap. */
+ /* */
+ /* source :: The input packed bitmap data. */
+ /* */
+ /* line_bits :: The number of bits per line. */
+ /* */
+ /* byte_padded :: A flag which is true if lines are byte-padded. */
+ /* */
+ /* x_offset :: The horizontal offset. */
+ /* */
+ /* y_offset :: The vertical offset. */
+ /* */
+ /* <Note> */
+ /* IMPORTANT: The x and y offsets are relative to the top corner of */
+ /* the target bitmap (unlike the normal TrueType */
+ /* convention). A positive y offset indicates a downwards */
+ /* direction! */
+ /* */
+ static void
+ blit_sbit( FT_Bitmap* target,
+ FT_Byte* source,
+ FT_Int line_bits,
+ FT_Bool byte_padded,
+ FT_Int x_offset,
+ FT_Int y_offset,
+ FT_Int source_height )
+ {
+ FT_Byte* line_buff;
+ FT_Int line_incr;
+ FT_Int height;
+
+ FT_UShort acc;
+ FT_UInt loaded;
+
+
+ /* first of all, compute starting write position */
+ line_incr = target->pitch;
+ line_buff = target->buffer;
+
+ if ( line_incr < 0 )
+ line_buff -= line_incr * ( target->rows - 1 );
+
+ line_buff += ( x_offset >> 3 ) + y_offset * line_incr;
+
+ /***********************************************************************/
+ /* */
+ /* We use the extra-classic `accumulator' trick to extract the bits */
+ /* from the source byte stream. */
+ /* */
+ /* Namely, the variable `acc' is a 16-bit accumulator containing the */
+ /* last `loaded' bits from the input stream. The bits are shifted to */
+ /* the upmost position in `acc'. */
+ /* */
+ /***********************************************************************/
+
+ acc = 0; /* clear accumulator */
+ loaded = 0; /* no bits were loaded */
+
+ for ( height = source_height; height > 0; height-- )
+ {
+ FT_Byte* cur = line_buff; /* current write cursor */
+ FT_Int count = line_bits; /* # of bits to extract per line */
+ FT_Byte shift = (FT_Byte)( x_offset & 7 ); /* current write shift */
+ FT_Byte space = (FT_Byte)( 8 - shift );
+
+
+ /* first of all, read individual source bytes */
+ if ( count >= 8 )
+ {
+ count -= 8;
+ {
+ do
+ {
+ FT_Byte val;
+
+
+ /* ensure that there are at least 8 bits in the accumulator */
+ if ( loaded < 8 )
+ {
+ acc |= (FT_UShort)((FT_UShort)*source++ << ( 8 - loaded ));
+ loaded += 8;
+ }
+
+ /* now write one byte */
+ val = (FT_Byte)( acc >> 8 );
+ if ( shift )
+ {
+ cur[0] |= (FT_Byte)( val >> shift );
+ cur[1] |= (FT_Byte)( val << space );
+ }
+ else
+ cur[0] |= val;
+
+ cur++;
+ acc <<= 8; /* remove bits from accumulator */
+ loaded -= 8;
+ count -= 8;
+
+ } while ( count >= 0 );
+ }
+
+ /* restore `count' to correct value */
+ count += 8;
+ }
+
+ /* now write remaining bits (count < 8) */
+ if ( count > 0 )
+ {
+ FT_Byte val;
+
+
+ /* ensure that there are at least `count' bits in the accumulator */
+ if ( (FT_Int)loaded < count )
+ {
+ acc |= (FT_UShort)((FT_UShort)*source++ << ( 8 - loaded ));
+ loaded += 8;
+ }
+
+ /* now write remaining bits */
+ val = (FT_Byte)( ( (FT_Byte)( acc >> 8 ) ) & ~( 0xFF >> count ) );
+ cur[0] |= (FT_Byte)( val >> shift );
+
+ if ( count > space )
+ cur[1] |= (FT_Byte)( val << space );
+
+ acc <<= count;
+ loaded -= count;
+ }
+
+ /* now, skip to next line */
+ if ( byte_padded )
+ {
+ acc = 0;
+ loaded = 0; /* clear accumulator on byte-padded lines */
+ }
+
+ line_buff += line_incr;
+ }
+ }
+
+
+ static const FT_Frame_Field sbit_metrics_fields[] =
+ {
+#undef FT_STRUCTURE
+#define FT_STRUCTURE TT_SBit_MetricsRec
+
+ FT_FRAME_START( 8 ),
+ FT_FRAME_BYTE( height ),
+ FT_FRAME_BYTE( width ),
+
+ FT_FRAME_CHAR( horiBearingX ),
+ FT_FRAME_CHAR( horiBearingY ),
+ FT_FRAME_BYTE( horiAdvance ),
+
+ FT_FRAME_CHAR( vertBearingX ),
+ FT_FRAME_CHAR( vertBearingY ),
+ FT_FRAME_BYTE( vertAdvance ),
+ FT_FRAME_END
+ };
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Load_SBit_Const_Metrics */
+ /* */
+ /* <Description> */
+ /* Loads the metrics for `EBLC' index tables format 2 and 5. */
+ /* */
+ /* <Input> */
+ /* range :: The target range. */
+ /* */
+ /* stream :: The input stream. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ static FT_Error
+ Load_SBit_Const_Metrics( TT_SBit_Range range,
+ FT_Stream stream )
+ {
+ FT_Error error;
+
+
+ if ( FT_READ_ULONG( range->image_size ) )
+ return error;
+
+ return FT_STREAM_READ_FIELDS( sbit_metrics_fields, &range->metrics );
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Load_SBit_Range_Codes */
+ /* */
+ /* <Description> */
+ /* Loads the range codes for `EBLC' index tables format 4 and 5. */
+ /* */
+ /* <Input> */
+ /* range :: The target range. */
+ /* */
+ /* stream :: The input stream. */
+ /* */
+ /* load_offsets :: A flag whether to load the glyph offset table. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ static FT_Error
+ Load_SBit_Range_Codes( TT_SBit_Range range,
+ FT_Stream stream,
+ FT_Bool load_offsets )
+ {
+ FT_Error error;
+ FT_ULong count, n, size;
+ FT_Memory memory = stream->memory;
+
+
+ if ( FT_READ_ULONG( count ) )
+ goto Exit;
+
+ range->num_glyphs = count;
+
+ /* Allocate glyph offsets table if needed */
+ if ( load_offsets )
+ {
+ if ( FT_NEW_ARRAY( range->glyph_offsets, count ) )
+ goto Exit;
+
+ size = count * 4L;
+ }
+ else
+ size = count * 2L;
+
+ /* Allocate glyph codes table and access frame */
+ if ( FT_NEW_ARRAY ( range->glyph_codes, count ) ||
+ FT_FRAME_ENTER( size ) )
+ goto Exit;
+
+ for ( n = 0; n < count; n++ )
+ {
+ range->glyph_codes[n] = FT_GET_USHORT();
+
+ if ( load_offsets )
+ range->glyph_offsets[n] = (FT_ULong)range->image_offset +
+ FT_GET_USHORT();
+ }
+
+ FT_FRAME_EXIT();
+
+ Exit:
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Load_SBit_Range */
+ /* */
+ /* <Description> */
+ /* Loads a given `EBLC' index/range table. */
+ /* */
+ /* <Input> */
+ /* range :: The target range. */
+ /* */
+ /* stream :: The input stream. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ static FT_Error
+ Load_SBit_Range( TT_SBit_Range range,
+ FT_Stream stream )
+ {
+ FT_Error error;
+ FT_Memory memory = stream->memory;
+
+
+ switch( range->index_format )
+ {
+ case 1: /* variable metrics with 4-byte offsets */
+ case 3: /* variable metrics with 2-byte offsets */
+ {
+ FT_ULong num_glyphs, n;
+ FT_Int size_elem;
+ FT_Bool large = FT_BOOL( range->index_format == 1 );
+
+
+
+ if ( range->last_glyph < range->first_glyph )
+ {
+ error = SFNT_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ num_glyphs = range->last_glyph - range->first_glyph + 1L;
+ range->num_glyphs = num_glyphs;
+ num_glyphs++; /* XXX: BEWARE - see spec */
+
+ size_elem = large ? 4 : 2;
+
+ if ( FT_NEW_ARRAY( range->glyph_offsets, num_glyphs ) ||
+ FT_FRAME_ENTER( num_glyphs * size_elem ) )
+ goto Exit;
+
+ for ( n = 0; n < num_glyphs; n++ )
+ range->glyph_offsets[n] = (FT_ULong)( range->image_offset +
+ ( large ? FT_GET_ULONG()
+ : FT_GET_USHORT() ) );
+ FT_FRAME_EXIT();
+ }
+ break;
+
+ case 2: /* all glyphs have identical metrics */
+ error = Load_SBit_Const_Metrics( range, stream );
+ break;
+
+ case 4:
+ error = Load_SBit_Range_Codes( range, stream, 1 );
+ break;
+
+ case 5:
+ error = Load_SBit_Const_Metrics( range, stream );
+ if ( !error )
+ error = Load_SBit_Range_Codes( range, stream, 0 );
+ break;
+
+ default:
+ error = SFNT_Err_Invalid_File_Format;
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_face_load_eblc */
+ /* */
+ /* <Description> */
+ /* Loads the table of embedded bitmap sizes for this face. */
+ /* */
+ /* <Input> */
+ /* face :: The target face object. */
+ /* */
+ /* stream :: The input stream. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ tt_face_load_eblc( TT_Face face,
+ FT_Stream stream )
+ {
+ FT_Error error = SFNT_Err_Ok;
+ FT_Memory memory = stream->memory;
+ FT_Fixed version;
+ FT_ULong num_strikes;
+ FT_ULong table_base;
+
+ static const FT_Frame_Field sbit_line_metrics_fields[] =
+ {
+#undef FT_STRUCTURE
+#define FT_STRUCTURE TT_SBit_LineMetricsRec
+
+ /* no FT_FRAME_START */
+ FT_FRAME_CHAR( ascender ),
+ FT_FRAME_CHAR( descender ),
+ FT_FRAME_BYTE( max_width ),
+
+ FT_FRAME_CHAR( caret_slope_numerator ),
+ FT_FRAME_CHAR( caret_slope_denominator ),
+ FT_FRAME_CHAR( caret_offset ),
+
+ FT_FRAME_CHAR( min_origin_SB ),
+ FT_FRAME_CHAR( min_advance_SB ),
+ FT_FRAME_CHAR( max_before_BL ),
+ FT_FRAME_CHAR( min_after_BL ),
+ FT_FRAME_CHAR( pads[0] ),
+ FT_FRAME_CHAR( pads[1] ),
+ FT_FRAME_END
+ };
+
+ static const FT_Frame_Field strike_start_fields[] =
+ {
+#undef FT_STRUCTURE
+#define FT_STRUCTURE TT_SBit_StrikeRec
+
+ /* no FT_FRAME_START */
+ FT_FRAME_ULONG( ranges_offset ),
+ FT_FRAME_SKIP_LONG,
+ FT_FRAME_ULONG( num_ranges ),
+ FT_FRAME_ULONG( color_ref ),
+ FT_FRAME_END
+ };
+
+ static const FT_Frame_Field strike_end_fields[] =
+ {
+ /* no FT_FRAME_START */
+ FT_FRAME_USHORT( start_glyph ),
+ FT_FRAME_USHORT( end_glyph ),
+ FT_FRAME_BYTE ( x_ppem ),
+ FT_FRAME_BYTE ( y_ppem ),
+ FT_FRAME_BYTE ( bit_depth ),
+ FT_FRAME_CHAR ( flags ),
+ FT_FRAME_END
+ };
+
+
+ face->num_sbit_strikes = 0;
+
+ /* this table is optional */
+ error = face->goto_table( face, TTAG_EBLC, stream, 0 );
+ if ( error )
+ error = face->goto_table( face, TTAG_bloc, stream, 0 );
+ if ( error )
+ goto Exit;
+
+ table_base = FT_STREAM_POS();
+ if ( FT_FRAME_ENTER( 8L ) )
+ goto Exit;
+
+ version = FT_GET_LONG();
+ num_strikes = FT_GET_ULONG();
+
+ FT_FRAME_EXIT();
+
+ /* check version number and strike count */
+ if ( version != 0x00020000L ||
+ num_strikes >= 0x10000L )
+ {
+ FT_ERROR(( "tt_face_load_sbit_strikes: invalid table version\n" ));
+ error = SFNT_Err_Invalid_File_Format;
+
+ goto Exit;
+ }
+
+ /* allocate the strikes table */
+ if ( FT_NEW_ARRAY( face->sbit_strikes, num_strikes ) )
+ goto Exit;
+
+ face->num_sbit_strikes = num_strikes;
+
+ /* now read each strike table separately */
+ {
+ TT_SBit_Strike strike = face->sbit_strikes;
+ FT_ULong count = num_strikes;
+
+
+ if ( FT_FRAME_ENTER( 48L * num_strikes ) )
+ goto Exit;
+
+ while ( count > 0 )
+ {
+ if ( FT_STREAM_READ_FIELDS( strike_start_fields, strike ) ||
+ FT_STREAM_READ_FIELDS( sbit_line_metrics_fields, &strike->hori ) ||
+ FT_STREAM_READ_FIELDS( sbit_line_metrics_fields, &strike->vert ) ||
+ FT_STREAM_READ_FIELDS( strike_end_fields, strike ) )
+ break;
+
+ count--;
+ strike++;
+ }
+
+ FT_FRAME_EXIT();
+ }
+
+ /* allocate the index ranges for each strike table */
+ {
+ TT_SBit_Strike strike = face->sbit_strikes;
+ FT_ULong count = num_strikes;
+
+
+ while ( count > 0 )
+ {
+ TT_SBit_Range range;
+ FT_ULong count2 = strike->num_ranges;
+
+
+ /* read each range */
+ if ( FT_STREAM_SEEK( table_base + strike->ranges_offset ) ||
+ FT_FRAME_ENTER( strike->num_ranges * 8L ) )
+ goto Exit;
+
+ if ( FT_NEW_ARRAY( strike->sbit_ranges, strike->num_ranges ) )
+ goto Exit;
+
+ range = strike->sbit_ranges;
+ while ( count2 > 0 )
+ {
+ range->first_glyph = FT_GET_USHORT();
+ range->last_glyph = FT_GET_USHORT();
+ range->table_offset = table_base + strike->ranges_offset +
+ FT_GET_ULONG();
+ count2--;
+ range++;
+ }
+
+ FT_FRAME_EXIT();
+
+ /* Now, read each index table */
+ count2 = strike->num_ranges;
+ range = strike->sbit_ranges;
+ while ( count2 > 0 )
+ {
+ /* Read the header */
+ if ( FT_STREAM_SEEK( range->table_offset ) ||
+ FT_FRAME_ENTER( 8L ) )
+ goto Exit;
+
+ range->index_format = FT_GET_USHORT();
+ range->image_format = FT_GET_USHORT();
+ range->image_offset = FT_GET_ULONG();
+
+ FT_FRAME_EXIT();
+
+ error = Load_SBit_Range( range, stream );
+ if ( error )
+ goto Exit;
+
+ count2--;
+ range++;
+ }
+
+ count--;
+ strike++;
+ }
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_face_free_eblc */
+ /* */
+ /* <Description> */
+ /* Releases the embedded bitmap tables. */
+ /* */
+ /* <Input> */
+ /* face :: The target face object. */
+ /* */
+ FT_LOCAL_DEF( void )
+ tt_face_free_eblc( TT_Face face )
+ {
+ FT_Memory memory = face->root.memory;
+ TT_SBit_Strike strike = face->sbit_strikes;
+ TT_SBit_Strike strike_limit = strike + face->num_sbit_strikes;
+
+
+ if ( strike )
+ {
+ for ( ; strike < strike_limit; strike++ )
+ {
+ TT_SBit_Range range = strike->sbit_ranges;
+ TT_SBit_Range range_limit = range + strike->num_ranges;
+
+
+ if ( range )
+ {
+ for ( ; range < range_limit; range++ )
+ {
+ /* release the glyph offsets and codes tables */
+ /* where appropriate */
+ FT_FREE( range->glyph_offsets );
+ FT_FREE( range->glyph_codes );
+ }
+ }
+ FT_FREE( strike->sbit_ranges );
+ strike->num_ranges = 0;
+ }
+ FT_FREE( face->sbit_strikes );
+ }
+ face->num_sbit_strikes = 0;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ tt_face_set_sbit_strike( TT_Face face,
+ FT_Size_Request req,
+ FT_ULong* astrike_index )
+ {
+ return FT_Match_Size( (FT_Face)face, req, 0, astrike_index );
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ tt_face_load_strike_metrics( TT_Face face,
+ FT_ULong strike_index,
+ FT_Size_Metrics* metrics )
+ {
+ TT_SBit_Strike strike;
+
+
+ if ( strike_index >= face->num_sbit_strikes )
+ return SFNT_Err_Invalid_Argument;
+
+ strike = face->sbit_strikes + strike_index;
+
+ metrics->x_ppem = strike->x_ppem;
+ metrics->y_ppem = strike->y_ppem;
+
+ metrics->ascender = strike->hori.ascender << 6;
+ metrics->descender = strike->hori.descender << 6;
+
+ /* XXX: Is this correct? */
+ metrics->max_advance = ( strike->hori.min_origin_SB +
+ strike->hori.max_width +
+ strike->hori.min_advance_SB ) << 6;
+
+ metrics->height = metrics->ascender - metrics->descender;
+
+ return SFNT_Err_Ok;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* find_sbit_range */
+ /* */
+ /* <Description> */
+ /* Scans a given strike's ranges and return, for a given glyph */
+ /* index, the corresponding sbit range, and `EBDT' offset. */
+ /* */
+ /* <Input> */
+ /* glyph_index :: The glyph index. */
+ /* */
+ /* strike :: The source/current sbit strike. */
+ /* */
+ /* <Output> */
+ /* arange :: The sbit range containing the glyph index. */
+ /* */
+ /* aglyph_offset :: The offset of the glyph data in `EBDT' table. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means the glyph index was found. */
+ /* */
+ static FT_Error
+ find_sbit_range( FT_UInt glyph_index,
+ TT_SBit_Strike strike,
+ TT_SBit_Range *arange,
+ FT_ULong *aglyph_offset )
+ {
+ TT_SBit_RangeRec *range, *range_limit;
+
+
+ /* check whether the glyph index is within this strike's */
+ /* glyph range */
+ if ( glyph_index < (FT_UInt)strike->start_glyph ||
+ glyph_index > (FT_UInt)strike->end_glyph )
+ goto Fail;
+
+ /* scan all ranges in strike */
+ range = strike->sbit_ranges;
+ range_limit = range + strike->num_ranges;
+ if ( !range )
+ goto Fail;
+
+ for ( ; range < range_limit; range++ )
+ {
+ if ( glyph_index >= (FT_UInt)range->first_glyph &&
+ glyph_index <= (FT_UInt)range->last_glyph )
+ {
+ FT_UShort delta = (FT_UShort)( glyph_index - range->first_glyph );
+
+
+ switch ( range->index_format )
+ {
+ case 1:
+ case 3:
+ *aglyph_offset = range->glyph_offsets[delta];
+ break;
+
+ case 2:
+ *aglyph_offset = range->image_offset +
+ range->image_size * delta;
+ break;
+
+ case 4:
+ case 5:
+ {
+ FT_ULong n;
+
+
+ for ( n = 0; n < range->num_glyphs; n++ )
+ {
+ if ( (FT_UInt)range->glyph_codes[n] == glyph_index )
+ {
+ if ( range->index_format == 4 )
+ *aglyph_offset = range->glyph_offsets[n];
+ else
+ *aglyph_offset = range->image_offset +
+ n * range->image_size;
+ goto Found;
+ }
+ }
+ }
+
+ /* fall-through */
+ default:
+ goto Fail;
+ }
+
+ Found:
+ /* return successfully! */
+ *arange = range;
+ return SFNT_Err_Ok;
+ }
+ }
+
+ Fail:
+ *arange = 0;
+ *aglyph_offset = 0;
+
+ return SFNT_Err_Invalid_Argument;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_find_sbit_image */
+ /* */
+ /* <Description> */
+ /* Checks whether an embedded bitmap (an `sbit') exists for a given */
+ /* glyph, at a given strike. */
+ /* */
+ /* <Input> */
+ /* face :: The target face object. */
+ /* */
+ /* glyph_index :: The glyph index. */
+ /* */
+ /* strike_index :: The current strike index. */
+ /* */
+ /* <Output> */
+ /* arange :: The SBit range containing the glyph index. */
+ /* */
+ /* astrike :: The SBit strike containing the glyph index. */
+ /* */
+ /* aglyph_offset :: The offset of the glyph data in `EBDT' table. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. Returns */
+ /* SFNT_Err_Invalid_Argument if no sbit exists for the requested */
+ /* glyph. */
+ /* */
+ FT_LOCAL( FT_Error )
+ tt_find_sbit_image( TT_Face face,
+ FT_UInt glyph_index,
+ FT_ULong strike_index,
+ TT_SBit_Range *arange,
+ TT_SBit_Strike *astrike,
+ FT_ULong *aglyph_offset )
+ {
+ FT_Error error;
+ TT_SBit_Strike strike;
+
+
+ if ( !face->sbit_strikes ||
+ ( face->num_sbit_strikes <= strike_index ) )
+ goto Fail;
+
+ strike = &face->sbit_strikes[strike_index];
+
+ error = find_sbit_range( glyph_index, strike,
+ arange, aglyph_offset );
+ if ( error )
+ goto Fail;
+
+ *astrike = strike;
+
+ return SFNT_Err_Ok;
+
+ Fail:
+ /* no embedded bitmap for this glyph in face */
+ *arange = 0;
+ *astrike = 0;
+ *aglyph_offset = 0;
+
+ return SFNT_Err_Invalid_Argument;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_load_sbit_metrics */
+ /* */
+ /* <Description> */
+ /* Gets the big metrics for a given SBit. */
+ /* */
+ /* <Input> */
+ /* stream :: The input stream. */
+ /* */
+ /* range :: The SBit range containing the glyph. */
+ /* */
+ /* <Output> */
+ /* big_metrics :: A big SBit metrics structure for the glyph. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ /* <Note> */
+ /* The stream cursor must be positioned at the glyph's offset within */
+ /* the `EBDT' table before the call. */
+ /* */
+ /* If the image format uses variable metrics, the stream cursor is */
+ /* positioned just after the metrics header in the `EBDT' table on */
+ /* function exit. */
+ /* */
+ FT_LOCAL( FT_Error )
+ tt_load_sbit_metrics( FT_Stream stream,
+ TT_SBit_Range range,
+ TT_SBit_Metrics metrics )
+ {
+ FT_Error error = SFNT_Err_Ok;
+
+
+ switch ( range->image_format )
+ {
+ case 1:
+ case 2:
+ case 8:
+ /* variable small metrics */
+ {
+ TT_SBit_SmallMetricsRec smetrics;
+
+ static const FT_Frame_Field sbit_small_metrics_fields[] =
+ {
+#undef FT_STRUCTURE
+#define FT_STRUCTURE TT_SBit_SmallMetricsRec
+
+ FT_FRAME_START( 5 ),
+ FT_FRAME_BYTE( height ),
+ FT_FRAME_BYTE( width ),
+ FT_FRAME_CHAR( bearingX ),
+ FT_FRAME_CHAR( bearingY ),
+ FT_FRAME_BYTE( advance ),
+ FT_FRAME_END
+ };
+
+
+ /* read small metrics */
+ if ( FT_STREAM_READ_FIELDS( sbit_small_metrics_fields, &smetrics ) )
+ goto Exit;
+
+ /* convert it to a big metrics */
+ metrics->height = smetrics.height;
+ metrics->width = smetrics.width;
+ metrics->horiBearingX = smetrics.bearingX;
+ metrics->horiBearingY = smetrics.bearingY;
+ metrics->horiAdvance = smetrics.advance;
+
+ /* these metrics are made up at a higher level when */
+ /* needed. */
+ metrics->vertBearingX = 0;
+ metrics->vertBearingY = 0;
+ metrics->vertAdvance = 0;
+ }
+ break;
+
+ case 6:
+ case 7:
+ case 9:
+ /* variable big metrics */
+ if ( FT_STREAM_READ_FIELDS( sbit_metrics_fields, metrics ) )
+ goto Exit;
+ break;
+
+ case 5:
+ default: /* constant metrics */
+ if ( range->index_format == 2 || range->index_format == 5 )
+ *metrics = range->metrics;
+ else
+ return SFNT_Err_Invalid_File_Format;
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* crop_bitmap */
+ /* */
+ /* <Description> */
+ /* Crops a bitmap to its tightest bounding box, and adjusts its */
+ /* metrics. */
+ /* */
+ /* <InOut> */
+ /* map :: The bitmap. */
+ /* */
+ /* metrics :: The corresponding metrics structure. */
+ /* */
+ static void
+ crop_bitmap( FT_Bitmap* map,
+ TT_SBit_Metrics metrics )
+ {
+ /***********************************************************************/
+ /* */
+ /* In this situation, some bounding boxes of embedded bitmaps are too */
+ /* large. We need to crop it to a reasonable size. */
+ /* */
+ /* --------- */
+ /* | | ----- */
+ /* | *** | |***| */
+ /* | * | | * | */
+ /* | * | ------> | * | */
+ /* | * | | * | */
+ /* | * | | * | */
+ /* | *** | |***| */
+ /* --------- ----- */
+ /* */
+ /***********************************************************************/
+
+ FT_Int rows, count;
+ FT_Long line_len;
+ FT_Byte* line;
+
+
+ /***********************************************************************/
+ /* */
+ /* first of all, check the top-most lines of the bitmap, and remove */
+ /* them if they're empty. */
+ /* */
+ {
+ line = (FT_Byte*)map->buffer;
+ rows = map->rows;
+ line_len = map->pitch;
+
+
+ for ( count = 0; count < rows; count++ )
+ {
+ FT_Byte* cur = line;
+ FT_Byte* limit = line + line_len;
+
+
+ for ( ; cur < limit; cur++ )
+ if ( cur[0] )
+ goto Found_Top;
+
+ /* the current line was empty - skip to next one */
+ line = limit;
+ }
+
+ Found_Top:
+ /* check that we have at least one filled line */
+ if ( count >= rows )
+ goto Empty_Bitmap;
+
+ /* now, crop the empty upper lines */
+ if ( count > 0 )
+ {
+ line = (FT_Byte*)map->buffer;
+
+ FT_MEM_MOVE( line, line + count * line_len,
+ ( rows - count ) * line_len );
+
+ metrics->height = (FT_Byte)( metrics->height - count );
+ metrics->horiBearingY = (FT_Char)( metrics->horiBearingY - count );
+ metrics->vertBearingY = (FT_Char)( metrics->vertBearingY - count );
+
+ map->rows -= count;
+ rows -= count;
+ }
+ }
+
+ /***********************************************************************/
+ /* */
+ /* second, crop the lower lines */
+ /* */
+ {
+ line = (FT_Byte*)map->buffer + ( rows - 1 ) * line_len;
+
+ for ( count = 0; count < rows; count++ )
+ {
+ FT_Byte* cur = line;
+ FT_Byte* limit = line + line_len;
+
+
+ for ( ; cur < limit; cur++ )
+ if ( cur[0] )
+ goto Found_Bottom;
+
+ /* the current line was empty - skip to previous one */
+ line -= line_len;
+ }
+
+ Found_Bottom:
+ if ( count > 0 )
+ {
+ metrics->height = (FT_Byte)( metrics->height - count );
+ rows -= count;
+ map->rows -= count;
+ }
+ }
+
+ /***********************************************************************/
+ /* */
+ /* third, get rid of the space on the left side of the glyph */
+ /* */
+ do
+ {
+ FT_Byte* limit;
+
+
+ line = (FT_Byte*)map->buffer;
+ limit = line + rows * line_len;
+
+ for ( ; line < limit; line += line_len )
+ if ( line[0] & 0x80 )
+ goto Found_Left;
+
+ /* shift the whole glyph one pixel to the left */
+ line = (FT_Byte*)map->buffer;
+ limit = line + rows * line_len;
+
+ for ( ; line < limit; line += line_len )
+ {
+ FT_Int n, width = map->width;
+ FT_Byte old;
+ FT_Byte* cur = line;
+
+
+ old = (FT_Byte)(cur[0] << 1);
+ for ( n = 8; n < width; n += 8 )
+ {
+ FT_Byte val;
+
+
+ val = cur[1];
+ cur[0] = (FT_Byte)( old | ( val >> 7 ) );
+ old = (FT_Byte)( val << 1 );
+ cur++;
+ }
+ cur[0] = old;
+ }
+
+ map->width--;
+ metrics->horiBearingX++;
+ metrics->vertBearingX++;
+ metrics->width--;
+
+ } while ( map->width > 0 );
+
+ Found_Left:
+
+ /***********************************************************************/
+ /* */
+ /* finally, crop the bitmap width to get rid of the space on the right */
+ /* side of the glyph. */
+ /* */
+ do
+ {
+ FT_Int right = map->width - 1;
+ FT_Byte* limit;
+ FT_Byte mask;
+
+
+ line = (FT_Byte*)map->buffer + ( right >> 3 );
+ limit = line + rows * line_len;
+ mask = (FT_Byte)( 0x80 >> ( right & 7 ) );
+
+ for ( ; line < limit; line += line_len )
+ if ( line[0] & mask )
+ goto Found_Right;
+
+ /* crop the whole glyph to the right */
+ map->width--;
+ metrics->width--;
+
+ } while ( map->width > 0 );
+
+ Found_Right:
+ /* all right, the bitmap was cropped */
+ return;
+
+ Empty_Bitmap:
+ map->width = 0;
+ map->rows = 0;
+ map->pitch = 0;
+ map->pixel_mode = FT_PIXEL_MODE_MONO;
+ }
+
+
+ static FT_Error
+ Load_SBit_Single( FT_Bitmap* map,
+ FT_Int x_offset,
+ FT_Int y_offset,
+ FT_Int pix_bits,
+ FT_UShort image_format,
+ TT_SBit_Metrics metrics,
+ FT_Stream stream )
+ {
+ FT_Error error;
+
+
+ /* check that the source bitmap fits into the target pixmap */
+ if ( x_offset < 0 || x_offset + metrics->width > map->width ||
+ y_offset < 0 || y_offset + metrics->height > map->rows )
+ {
+ error = SFNT_Err_Invalid_Argument;
+
+ goto Exit;
+ }
+
+ {
+ FT_Int glyph_width = metrics->width;
+ FT_Int glyph_height = metrics->height;
+ FT_Int glyph_size;
+ FT_Int line_bits = pix_bits * glyph_width;
+ FT_Bool pad_bytes = 0;
+
+
+ /* compute size of glyph image */
+ switch ( image_format )
+ {
+ case 1: /* byte-padded formats */
+ case 6:
+ {
+ FT_Int line_length;
+
+
+ switch ( pix_bits )
+ {
+ case 1:
+ line_length = ( glyph_width + 7 ) >> 3;
+ break;
+ case 2:
+ line_length = ( glyph_width + 3 ) >> 2;
+ break;
+ case 4:
+ line_length = ( glyph_width + 1 ) >> 1;
+ break;
+ default:
+ line_length = glyph_width;
+ }
+
+ glyph_size = glyph_height * line_length;
+ pad_bytes = 1;
+ }
+ break;
+
+ case 2:
+ case 5:
+ case 7:
+ line_bits = glyph_width * pix_bits;
+ glyph_size = ( glyph_height * line_bits + 7 ) >> 3;
+ break;
+
+ default: /* invalid format */
+ return SFNT_Err_Invalid_File_Format;
+ }
+
+ /* Now read data and draw glyph into target pixmap */
+ if ( FT_FRAME_ENTER( glyph_size ) )
+ goto Exit;
+
+ /* don't forget to multiply `x_offset' by `map->pix_bits' as */
+ /* the sbit blitter doesn't make a difference between pixmap */
+ /* depths. */
+ blit_sbit( map, (FT_Byte*)stream->cursor, line_bits, pad_bytes,
+ x_offset * pix_bits, y_offset, metrics->height );
+
+ FT_FRAME_EXIT();
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ static FT_Error
+ Load_SBit_Image( TT_SBit_Strike strike,
+ TT_SBit_Range range,
+ FT_ULong ebdt_pos,
+ FT_ULong glyph_offset,
+ FT_GlyphSlot slot,
+ FT_Int x_offset,
+ FT_Int y_offset,
+ FT_Stream stream,
+ TT_SBit_Metrics metrics,
+ FT_Int depth )
+ {
+ FT_Memory memory = stream->memory;
+ FT_Bitmap* map = &slot->bitmap;
+ FT_Error error;
+
+
+ /* place stream at beginning of glyph data and read metrics */
+ if ( FT_STREAM_SEEK( ebdt_pos + glyph_offset ) )
+ goto Exit;
+
+ error = tt_load_sbit_metrics( stream, range, metrics );
+ if ( error )
+ goto Exit;
+
+ /* This function is recursive. At the top-level call, we */
+ /* compute the dimensions of the higher-level glyph to */
+ /* allocate the final pixmap buffer. */
+ if ( depth == 0 )
+ {
+ FT_Long size;
+
+
+ map->width = metrics->width;
+ map->rows = metrics->height;
+
+ switch ( strike->bit_depth )
+ {
+ case 1:
+ map->pixel_mode = FT_PIXEL_MODE_MONO;
+ map->pitch = ( map->width + 7 ) >> 3;
+ break;
+
+ case 2:
+ map->pixel_mode = FT_PIXEL_MODE_GRAY2;
+ map->pitch = ( map->width + 3 ) >> 2;
+ break;
+
+ case 4:
+ map->pixel_mode = FT_PIXEL_MODE_GRAY4;
+ map->pitch = ( map->width + 1 ) >> 1;
+ break;
+
+ case 8:
+ map->pixel_mode = FT_PIXEL_MODE_GRAY;
+ map->pitch = map->width;
+ break;
+
+ default:
+ return SFNT_Err_Invalid_File_Format;
+ }
+
+ size = map->rows * map->pitch;
+
+ /* check that there is no empty image */
+ if ( size == 0 )
+ goto Exit; /* exit successfully! */
+
+ error = ft_glyphslot_alloc_bitmap( slot, size );
+ if (error)
+ goto Exit;
+ }
+
+ switch ( range->image_format )
+ {
+ case 1: /* single sbit image - load it */
+ case 2:
+ case 5:
+ case 6:
+ case 7:
+ return Load_SBit_Single( map, x_offset, y_offset, strike->bit_depth,
+ range->image_format, metrics, stream );
+
+ case 8: /* compound format */
+ if ( FT_STREAM_SKIP( 1L ) )
+ {
+ error = SFNT_Err_Invalid_Stream_Skip;
+ goto Exit;
+ }
+ /* fallthrough */
+
+ case 9:
+ break;
+
+ default: /* invalid image format */
+ return SFNT_Err_Invalid_File_Format;
+ }
+
+ /* All right, we have a compound format. First of all, read */
+ /* the array of elements. */
+ {
+ TT_SBit_Component components = NULL;
+ TT_SBit_Component comp;
+ FT_UShort num_components, count;
+
+
+ if ( FT_READ_USHORT( num_components ) ||
+ FT_NEW_ARRAY( components, num_components ) )
+ goto Exit;
+
+ count = num_components;
+
+ if ( FT_FRAME_ENTER( 4L * num_components ) )
+ goto Fail_Memory;
+
+ for ( comp = components; count > 0; count--, comp++ )
+ {
+ comp->glyph_code = FT_GET_USHORT();
+ comp->x_offset = FT_GET_CHAR();
+ comp->y_offset = FT_GET_CHAR();
+ }
+
+ FT_FRAME_EXIT();
+
+ /* Now recursively load each element glyph */
+ count = num_components;
+ comp = components;
+ for ( ; count > 0; count--, comp++ )
+ {
+ TT_SBit_Range elem_range;
+ TT_SBit_MetricsRec elem_metrics;
+ FT_ULong elem_offset;
+
+
+ /* find the range for this element */
+ error = find_sbit_range( comp->glyph_code,
+ strike,
+ &elem_range,
+ &elem_offset );
+ if ( error )
+ goto Fail_Memory;
+
+ /* now load the element, recursively */
+ error = Load_SBit_Image( strike,
+ elem_range,
+ ebdt_pos,
+ elem_offset,
+ slot,
+ x_offset + comp->x_offset,
+ y_offset + comp->y_offset,
+ stream,
+ &elem_metrics,
+ depth + 1 );
+ if ( error )
+ goto Fail_Memory;
+ }
+
+ Fail_Memory:
+ FT_FREE( components );
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_face_load_sbit_image */
+ /* */
+ /* <Description> */
+ /* Loads a given glyph sbit image from the font resource. This also */
+ /* returns its metrics. */
+ /* */
+ /* <Input> */
+ /* face :: The target face object. */
+ /* */
+ /* strike_index :: The current strike index. */
+ /* */
+ /* glyph_index :: The current glyph index. */
+ /* */
+ /* load_flags :: The glyph load flags (the code checks for the flag */
+ /* FT_LOAD_CROP_BITMAP). */
+ /* */
+ /* stream :: The input stream. */
+ /* */
+ /* <Output> */
+ /* map :: The target pixmap. */
+ /* */
+ /* metrics :: A big sbit metrics structure for the glyph image. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. Returns an error if no */
+ /* glyph sbit exists for the index. */
+ /* */
+ /* <Note> */
+ /* The `map.buffer' field is always freed before the glyph is loaded. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ tt_face_load_sbit_image( TT_Face face,
+ FT_ULong strike_index,
+ FT_UInt glyph_index,
+ FT_UInt load_flags,
+ FT_Stream stream,
+ FT_Bitmap *map,
+ TT_SBit_MetricsRec *metrics )
+ {
+ FT_Error error;
+ FT_ULong ebdt_pos, glyph_offset;
+
+ TT_SBit_Strike strike;
+ TT_SBit_Range range;
+
+
+ /* Check whether there is a glyph sbit for the current index */
+ error = tt_find_sbit_image( face, glyph_index, strike_index,
+ &range, &strike, &glyph_offset );
+ if ( error )
+ goto Exit;
+
+ /* now, find the location of the `EBDT' table in */
+ /* the font file */
+ error = face->goto_table( face, TTAG_EBDT, stream, 0 );
+ if ( error )
+ error = face->goto_table( face, TTAG_bdat, stream, 0 );
+ if ( error )
+ goto Exit;
+
+ ebdt_pos = FT_STREAM_POS();
+
+ error = Load_SBit_Image( strike, range, ebdt_pos, glyph_offset,
+ face->root.glyph, 0, 0, stream, metrics, 0 );
+ if ( error )
+ goto Exit;
+
+ /* setup vertical metrics if needed */
+ if ( strike->flags & 1 )
+ {
+ /* in case of a horizontal strike only */
+ FT_Int advance;
+
+
+ advance = strike->hori.ascender - strike->hori.descender;
+
+ /* some heuristic values */
+
+ metrics->vertBearingX = (FT_Char)(-metrics->width / 2 );
+ metrics->vertBearingY = (FT_Char)( ( advance - metrics->height ) / 2 );
+ metrics->vertAdvance = (FT_Char)( advance * 12 / 10 );
+ }
+
+ /* Crop the bitmap now, unless specified otherwise */
+ if ( load_flags & FT_LOAD_CROP_BITMAP )
+ crop_bitmap( map, metrics );
+
+ Exit:
+ return error;
+ }
+
+#endif /* FT_CONFIG_OPTION_OLD_INTERNALS */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ttsbit.h */
+/* */
+/* TrueType and OpenType embedded bitmap support (specification). */
+/* */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __TTSBIT_H__
+#define __TTSBIT_H__
+
+
+#include <ft2build.h>
+#include "ttload.h"
+
+
+FT_BEGIN_HEADER
+
+
+ FT_LOCAL( FT_Error )
+ tt_face_load_eblc( TT_Face face,
+ FT_Stream stream );
+
+ FT_LOCAL( void )
+ tt_face_free_eblc( TT_Face face );
+
+
+ FT_LOCAL( FT_Error )
+ tt_face_set_sbit_strike( TT_Face face,
+ FT_Size_Request req,
+ FT_ULong* astrike_index );
+
+ FT_LOCAL( FT_Error )
+ tt_face_load_strike_metrics( TT_Face face,
+ FT_ULong strike_index,
+ FT_Size_Metrics* metrics );
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+ FT_LOCAL( FT_Error )
+ tt_find_sbit_image( TT_Face face,
+ FT_UInt glyph_index,
+ FT_ULong strike_index,
+ TT_SBit_Range *arange,
+ TT_SBit_Strike *astrike,
+ FT_ULong *aglyph_offset );
+
+ FT_LOCAL( FT_Error )
+ tt_load_sbit_metrics( FT_Stream stream,
+ TT_SBit_Range range,
+ TT_SBit_Metrics metrics );
+
+#endif /* FT_CONFIG_OPTION_OLD_INTERNALS */
+
+ FT_LOCAL( FT_Error )
+ tt_face_load_sbit_image( TT_Face face,
+ FT_ULong strike_index,
+ FT_UInt glyph_index,
+ FT_UInt load_flags,
+ FT_Stream stream,
+ FT_Bitmap *map,
+ TT_SBit_MetricsRec *metrics );
+
+
+FT_END_HEADER
+
+#endif /* __TTSBIT_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ttsbit0.c */
+/* */
+/* TrueType and OpenType embedded bitmap support (body). */
+/* This is a heap-optimized version. */
+/* */
+/* Copyright 2005, 2006, 2007, 2008, 2009 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+/* This file is included by ttsbit.c */
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_STREAM_H
+#include FT_TRUETYPE_TAGS_H
+#include "ttsbit.h"
+
+#include "sferrors.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_ttsbit
+
+
+ FT_LOCAL_DEF( FT_Error )
+ tt_face_load_eblc( TT_Face face,
+ FT_Stream stream )
+ {
+ FT_Error error = SFNT_Err_Ok;
+ FT_Fixed version;
+ FT_ULong num_strikes, table_size;
+ FT_Byte* p;
+ FT_Byte* p_limit;
+ FT_UInt count;
+
+
+ face->sbit_num_strikes = 0;
+
+ /* this table is optional */
+ error = face->goto_table( face, TTAG_EBLC, stream, &table_size );
+ if ( error )
+ error = face->goto_table( face, TTAG_bloc, stream, &table_size );
+ if ( error )
+ goto Exit;
+
+ if ( table_size < 8 )
+ {
+ FT_ERROR(( "tt_face_load_sbit_strikes: table too short\n" ));
+ error = SFNT_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ if ( FT_FRAME_EXTRACT( table_size, face->sbit_table ) )
+ goto Exit;
+
+ face->sbit_table_size = table_size;
+
+ p = face->sbit_table;
+ p_limit = p + table_size;
+
+ version = FT_NEXT_ULONG( p );
+ num_strikes = FT_NEXT_ULONG( p );
+
+ if ( version != 0x00020000UL || num_strikes >= 0x10000UL )
+ {
+ FT_ERROR(( "tt_face_load_sbit_strikes: invalid table version\n" ));
+ error = SFNT_Err_Invalid_File_Format;
+ goto Fail;
+ }
+
+ /*
+ * Count the number of strikes available in the table. We are a bit
+ * paranoid there and don't trust the data.
+ */
+ count = (FT_UInt)num_strikes;
+ if ( 8 + 48UL * count > table_size )
+ count = (FT_UInt)( ( p_limit - p ) / 48 );
+
+ face->sbit_num_strikes = count;
+
+ FT_TRACE3(( "sbit_num_strikes: %u\n", count ));
+ Exit:
+ return error;
+
+ Fail:
+ FT_FRAME_RELEASE( face->sbit_table );
+ face->sbit_table_size = 0;
+ goto Exit;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ tt_face_free_eblc( TT_Face face )
+ {
+ FT_Stream stream = face->root.stream;
+
+
+ FT_FRAME_RELEASE( face->sbit_table );
+ face->sbit_table_size = 0;
+ face->sbit_num_strikes = 0;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ tt_face_set_sbit_strike( TT_Face face,
+ FT_Size_Request req,
+ FT_ULong* astrike_index )
+ {
+ return FT_Match_Size( (FT_Face)face, req, 0, astrike_index );
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ tt_face_load_strike_metrics( TT_Face face,
+ FT_ULong strike_index,
+ FT_Size_Metrics* metrics )
+ {
+ FT_Byte* strike;
+
+
+ if ( strike_index >= (FT_ULong)face->sbit_num_strikes )
+ return SFNT_Err_Invalid_Argument;
+
+ strike = face->sbit_table + 8 + strike_index * 48;
+
+ metrics->x_ppem = (FT_UShort)strike[44];
+ metrics->y_ppem = (FT_UShort)strike[45];
+
+ metrics->ascender = (FT_Char)strike[16] << 6; /* hori.ascender */
+ metrics->descender = (FT_Char)strike[17] << 6; /* hori.descender */
+ metrics->height = metrics->ascender - metrics->descender;
+
+ /* XXX: Is this correct? */
+ metrics->max_advance = ( (FT_Char)strike[22] + /* min_origin_SB */
+ strike[18] + /* max_width */
+ (FT_Char)strike[23] /* min_advance_SB */
+ ) << 6;
+
+ return SFNT_Err_Ok;
+ }
+
+
+ typedef struct TT_SBitDecoderRec_
+ {
+ TT_Face face;
+ FT_Stream stream;
+ FT_Bitmap* bitmap;
+ TT_SBit_Metrics metrics;
+ FT_Bool metrics_loaded;
+ FT_Bool bitmap_allocated;
+ FT_Byte bit_depth;
+
+ FT_ULong ebdt_start;
+ FT_ULong ebdt_size;
+
+ FT_ULong strike_index_array;
+ FT_ULong strike_index_count;
+ FT_Byte* eblc_base;
+ FT_Byte* eblc_limit;
+
+ } TT_SBitDecoderRec, *TT_SBitDecoder;
+
+
+ static FT_Error
+ tt_sbit_decoder_init( TT_SBitDecoder decoder,
+ TT_Face face,
+ FT_ULong strike_index,
+ TT_SBit_MetricsRec* metrics )
+ {
+ FT_Error error;
+ FT_Stream stream = face->root.stream;
+ FT_ULong ebdt_size;
+
+
+ error = face->goto_table( face, TTAG_EBDT, stream, &ebdt_size );
+ if ( error )
+ error = face->goto_table( face, TTAG_bdat, stream, &ebdt_size );
+ if ( error )
+ goto Exit;
+
+ decoder->face = face;
+ decoder->stream = stream;
+ decoder->bitmap = &face->root.glyph->bitmap;
+ decoder->metrics = metrics;
+
+ decoder->metrics_loaded = 0;
+ decoder->bitmap_allocated = 0;
+
+ decoder->ebdt_start = FT_STREAM_POS();
+ decoder->ebdt_size = ebdt_size;
+
+ decoder->eblc_base = face->sbit_table;
+ decoder->eblc_limit = face->sbit_table + face->sbit_table_size;
+
+ /* now find the strike corresponding to the index */
+ {
+ FT_Byte* p;
+
+
+ if ( 8 + 48 * strike_index + 3 * 4 + 34 + 1 > face->sbit_table_size )
+ {
+ error = SFNT_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ p = decoder->eblc_base + 8 + 48 * strike_index;
+
+ decoder->strike_index_array = FT_NEXT_ULONG( p );
+ p += 4;
+ decoder->strike_index_count = FT_NEXT_ULONG( p );
+ p += 34;
+ decoder->bit_depth = *p;
+
+ if ( decoder->strike_index_array > face->sbit_table_size ||
+ decoder->strike_index_array + 8 * decoder->strike_index_count >
+ face->sbit_table_size )
+ error = SFNT_Err_Invalid_File_Format;
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ static void
+ tt_sbit_decoder_done( TT_SBitDecoder decoder )
+ {
+ FT_UNUSED( decoder );
+ }
+
+
+ static FT_Error
+ tt_sbit_decoder_alloc_bitmap( TT_SBitDecoder decoder )
+ {
+ FT_Error error = SFNT_Err_Ok;
+ FT_UInt width, height;
+ FT_Bitmap* map = decoder->bitmap;
+ FT_Long size;
+
+
+ if ( !decoder->metrics_loaded )
+ {
+ error = SFNT_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ width = decoder->metrics->width;
+ height = decoder->metrics->height;
+
+ map->width = (int)width;
+ map->rows = (int)height;
+
+ switch ( decoder->bit_depth )
+ {
+ case 1:
+ map->pixel_mode = FT_PIXEL_MODE_MONO;
+ map->pitch = ( map->width + 7 ) >> 3;
+ break;
+
+ case 2:
+ map->pixel_mode = FT_PIXEL_MODE_GRAY2;
+ map->pitch = ( map->width + 3 ) >> 2;
+ break;
+
+ case 4:
+ map->pixel_mode = FT_PIXEL_MODE_GRAY4;
+ map->pitch = ( map->width + 1 ) >> 1;
+ break;
+
+ case 8:
+ map->pixel_mode = FT_PIXEL_MODE_GRAY;
+ map->pitch = map->width;
+ break;
+
+ default:
+ error = SFNT_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ size = map->rows * map->pitch;
+
+ /* check that there is no empty image */
+ if ( size == 0 )
+ goto Exit; /* exit successfully! */
+
+ error = ft_glyphslot_alloc_bitmap( decoder->face->root.glyph, size );
+ if ( error )
+ goto Exit;
+
+ decoder->bitmap_allocated = 1;
+
+ Exit:
+ return error;
+ }
+
+
+ static FT_Error
+ tt_sbit_decoder_load_metrics( TT_SBitDecoder decoder,
+ FT_Byte* *pp,
+ FT_Byte* limit,
+ FT_Bool big )
+ {
+ FT_Byte* p = *pp;
+ TT_SBit_Metrics metrics = decoder->metrics;
+
+
+ if ( p + 5 > limit )
+ goto Fail;
+
+ metrics->height = p[0];
+ metrics->width = p[1];
+ metrics->horiBearingX = (FT_Char)p[2];
+ metrics->horiBearingY = (FT_Char)p[3];
+ metrics->horiAdvance = p[4];
+
+ p += 5;
+ if ( big )
+ {
+ if ( p + 3 > limit )
+ goto Fail;
+
+ metrics->vertBearingX = (FT_Char)p[0];
+ metrics->vertBearingY = (FT_Char)p[1];
+ metrics->vertAdvance = p[2];
+
+ p += 3;
+ }
+
+ decoder->metrics_loaded = 1;
+ *pp = p;
+ return SFNT_Err_Ok;
+
+ Fail:
+ return SFNT_Err_Invalid_Argument;
+ }
+
+
+ /* forward declaration */
+ static FT_Error
+ tt_sbit_decoder_load_image( TT_SBitDecoder decoder,
+ FT_UInt glyph_index,
+ FT_Int x_pos,
+ FT_Int y_pos );
+
+ typedef FT_Error (*TT_SBitDecoder_LoadFunc)( TT_SBitDecoder decoder,
+ FT_Byte* p,
+ FT_Byte* plimit,
+ FT_Int x_pos,
+ FT_Int y_pos );
+
+
+ static FT_Error
+ tt_sbit_decoder_load_byte_aligned( TT_SBitDecoder decoder,
+ FT_Byte* p,
+ FT_Byte* limit,
+ FT_Int x_pos,
+ FT_Int y_pos )
+ {
+ FT_Error error = SFNT_Err_Ok;
+ FT_Byte* line;
+ FT_Int bit_height, bit_width, pitch, width, height, h;
+ FT_Bitmap* bitmap;
+
+
+ if ( !decoder->bitmap_allocated )
+ {
+ error = tt_sbit_decoder_alloc_bitmap( decoder );
+ if ( error )
+ goto Exit;
+ }
+
+ /* check that we can write the glyph into the bitmap */
+ bitmap = decoder->bitmap;
+ bit_width = bitmap->width;
+ bit_height = bitmap->rows;
+ pitch = bitmap->pitch;
+ line = bitmap->buffer;
+
+ width = decoder->metrics->width;
+ height = decoder->metrics->height;
+
+ if ( x_pos < 0 || x_pos + width > bit_width ||
+ y_pos < 0 || y_pos + height > bit_height )
+ {
+ error = SFNT_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ if ( p + ( ( width + 7 ) >> 3 ) * height > limit )
+ {
+ error = SFNT_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ /* now do the blit */
+ line += y_pos * pitch + ( x_pos >> 3 );
+ x_pos &= 7;
+
+ if ( x_pos == 0 ) /* the easy one */
+ {
+ for ( h = height; h > 0; h--, line += pitch )
+ {
+ FT_Byte* write = line;
+ FT_Int w;
+
+
+ for ( w = width; w >= 8; w -= 8 )
+ {
+ write[0] = (FT_Byte)( write[0] | *p++ );
+ write += 1;
+ }
+
+ if ( w > 0 )
+ write[0] = (FT_Byte)( write[0] | ( *p++ & ( 0xFF00U >> w ) ) );
+ }
+ }
+ else /* x_pos > 0 */
+ {
+ for ( h = height; h > 0; h--, line += pitch )
+ {
+ FT_Byte* write = line;
+ FT_Int w;
+ FT_UInt wval = 0;
+
+
+ for ( w = width; w >= 8; w -= 8 )
+ {
+ wval = (FT_UInt)( wval | *p++ );
+ write[0] = (FT_Byte)( write[0] | ( wval >> x_pos ) );
+ write += 1;
+ wval <<= 8;
+ }
+
+ if ( w > 0 )
+ wval = (FT_UInt)( wval | ( *p++ & ( 0xFF00U >> w ) ) );
+
+ /* all bits read and there are `x_pos + w' bits to be written */
+
+ write[0] = (FT_Byte)( write[0] | ( wval >> x_pos ) );
+
+ if ( x_pos + w > 8 )
+ {
+ write++;
+ wval <<= 8;
+ write[0] = (FT_Byte)( write[0] | ( wval >> x_pos ) );
+ }
+ }
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ /*
+ * Load a bit-aligned bitmap (with pointer `p') into a line-aligned bitmap
+ * (with pointer `write'). In the example below, the width is 3 pixel,
+ * and `x_pos' is 1 pixel.
+ *
+ * p p+1
+ * | | |
+ * | 7 6 5 4 3 2 1 0 | 7 6 5 4 3 2 1 0 |...
+ * | | |
+ * +-------+ +-------+ +-------+ ...
+ * . . .
+ * . . .
+ * v . .
+ * +-------+ . .
+ * | | .
+ * | 7 6 5 4 3 2 1 0 | .
+ * | | .
+ * write . .
+ * . .
+ * v .
+ * +-------+ .
+ * | |
+ * | 7 6 5 4 3 2 1 0 |
+ * | |
+ * write+1 .
+ * .
+ * v
+ * +-------+
+ * | |
+ * | 7 6 5 4 3 2 1 0 |
+ * | |
+ * write+2
+ *
+ */
+
+ static FT_Error
+ tt_sbit_decoder_load_bit_aligned( TT_SBitDecoder decoder,
+ FT_Byte* p,
+ FT_Byte* limit,
+ FT_Int x_pos,
+ FT_Int y_pos )
+ {
+ FT_Error error = SFNT_Err_Ok;
+ FT_Byte* line;
+ FT_Int bit_height, bit_width, pitch, width, height, h, nbits;
+ FT_Bitmap* bitmap;
+ FT_UShort rval;
+
+
+ if ( !decoder->bitmap_allocated )
+ {
+ error = tt_sbit_decoder_alloc_bitmap( decoder );
+ if ( error )
+ goto Exit;
+ }
+
+ /* check that we can write the glyph into the bitmap */
+ bitmap = decoder->bitmap;
+ bit_width = bitmap->width;
+ bit_height = bitmap->rows;
+ pitch = bitmap->pitch;
+ line = bitmap->buffer;
+
+ width = decoder->metrics->width;
+ height = decoder->metrics->height;
+
+ if ( x_pos < 0 || x_pos + width > bit_width ||
+ y_pos < 0 || y_pos + height > bit_height )
+ {
+ error = SFNT_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ if ( p + ( ( width * height + 7 ) >> 3 ) > limit )
+ {
+ error = SFNT_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ /* now do the blit */
+
+ /* adjust `line' to point to the first byte of the bitmap */
+ line += y_pos * pitch + ( x_pos >> 3 );
+ x_pos &= 7;
+
+ /* the higher byte of `rval' is used as a buffer */
+ rval = 0;
+ nbits = 0;
+
+ for ( h = height; h > 0; h--, line += pitch )
+ {
+ FT_Byte* write = line;
+ FT_Int w = width;
+
+
+ /* handle initial byte (in target bitmap) specially if necessary */
+ if ( x_pos )
+ {
+ w = ( width < 8 - x_pos ) ? width : 8 - x_pos;
+
+ if ( h == height )
+ {
+ rval = *p++;
+ nbits = x_pos;
+ }
+ else if ( nbits < w )
+ {
+ if ( p < limit )
+ rval |= *p++;
+ nbits += 8 - w;
+ }
+ else
+ {
+ rval >>= 8;
+ nbits -= w;
+ }
+
+ *write++ |= ( ( rval >> nbits ) & 0xFF ) &
+ ( ~( 0xFF << w ) << ( 8 - w - x_pos ) );
+ rval <<= 8;
+
+ w = width - w;
+ }
+
+ /* handle medial bytes */
+ for ( ; w >= 8; w -= 8 )
+ {
+ rval |= *p++;
+ *write++ |= ( rval >> nbits ) & 0xFF;
+
+ rval <<= 8;
+ }
+
+ /* handle final byte if necessary */
+ if ( w > 0 )
+ {
+ if ( nbits < w )
+ {
+ if ( p < limit )
+ rval |= *p++;
+ *write |= ( ( rval >> nbits ) & 0xFF ) & ( 0xFF00U >> w );
+ nbits += 8 - w;
+
+ rval <<= 8;
+ }
+ else
+ {
+ *write |= ( ( rval >> nbits ) & 0xFF ) & ( 0xFF00U >> w );
+ nbits -= w;
+ }
+ }
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ static FT_Error
+ tt_sbit_decoder_load_compound( TT_SBitDecoder decoder,
+ FT_Byte* p,
+ FT_Byte* limit,
+ FT_Int x_pos,
+ FT_Int y_pos )
+ {
+ FT_Error error = SFNT_Err_Ok;
+ FT_UInt num_components, nn;
+
+ FT_Char horiBearingX = decoder->metrics->horiBearingX;
+ FT_Char horiBearingY = decoder->metrics->horiBearingY;
+ FT_Byte horiAdvance = decoder->metrics->horiAdvance;
+ FT_Char vertBearingX = decoder->metrics->vertBearingX;
+ FT_Char vertBearingY = decoder->metrics->vertBearingY;
+ FT_Byte vertAdvance = decoder->metrics->vertAdvance;
+
+
+ if ( p + 2 > limit )
+ goto Fail;
+
+ num_components = FT_NEXT_USHORT( p );
+ if ( p + 4 * num_components > limit )
+ goto Fail;
+
+ if ( !decoder->bitmap_allocated )
+ {
+ error = tt_sbit_decoder_alloc_bitmap( decoder );
+ if ( error )
+ goto Exit;
+ }
+
+ for ( nn = 0; nn < num_components; nn++ )
+ {
+ FT_UInt gindex = FT_NEXT_USHORT( p );
+ FT_Byte dx = FT_NEXT_BYTE( p );
+ FT_Byte dy = FT_NEXT_BYTE( p );
+
+
+ /* NB: a recursive call */
+ error = tt_sbit_decoder_load_image( decoder, gindex,
+ x_pos + dx, y_pos + dy );
+ if ( error )
+ break;
+ }
+
+ decoder->metrics->horiBearingX = horiBearingX;
+ decoder->metrics->horiBearingY = horiBearingY;
+ decoder->metrics->horiAdvance = horiAdvance;
+ decoder->metrics->vertBearingX = vertBearingX;
+ decoder->metrics->vertBearingY = vertBearingY;
+ decoder->metrics->vertAdvance = vertAdvance;
+ decoder->metrics->width = (FT_UInt)decoder->bitmap->width;
+ decoder->metrics->height = (FT_UInt)decoder->bitmap->rows;
+
+ Exit:
+ return error;
+
+ Fail:
+ error = SFNT_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+
+ static FT_Error
+ tt_sbit_decoder_load_bitmap( TT_SBitDecoder decoder,
+ FT_UInt glyph_format,
+ FT_ULong glyph_start,
+ FT_ULong glyph_size,
+ FT_Int x_pos,
+ FT_Int y_pos )
+ {
+ FT_Error error;
+ FT_Stream stream = decoder->stream;
+ FT_Byte* p;
+ FT_Byte* p_limit;
+ FT_Byte* data;
+
+
+ /* seek into the EBDT table now */
+ if ( glyph_start + glyph_size > decoder->ebdt_size )
+ {
+ error = SFNT_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ if ( FT_STREAM_SEEK( decoder->ebdt_start + glyph_start ) ||
+ FT_FRAME_EXTRACT( glyph_size, data ) )
+ goto Exit;
+
+ p = data;
+ p_limit = p + glyph_size;
+
+ /* read the data, depending on the glyph format */
+ switch ( glyph_format )
+ {
+ case 1:
+ case 2:
+ case 8:
+ error = tt_sbit_decoder_load_metrics( decoder, &p, p_limit, 0 );
+ break;
+
+ case 6:
+ case 7:
+ case 9:
+ error = tt_sbit_decoder_load_metrics( decoder, &p, p_limit, 1 );
+ break;
+
+ default:
+ error = SFNT_Err_Ok;
+ }
+
+ if ( error )
+ goto Fail;
+
+ {
+ TT_SBitDecoder_LoadFunc loader;
+
+
+ switch ( glyph_format )
+ {
+ case 1:
+ case 6:
+ loader = tt_sbit_decoder_load_byte_aligned;
+ break;
+
+ case 2:
+ case 5:
+ case 7:
+ loader = tt_sbit_decoder_load_bit_aligned;
+ break;
+
+ case 8:
+ if ( p + 1 > p_limit )
+ goto Fail;
+
+ p += 1; /* skip padding */
+ /* fall-through */
+
+ case 9:
+ loader = tt_sbit_decoder_load_compound;
+ break;
+
+ default:
+ goto Fail;
+ }
+
+ error = loader( decoder, p, p_limit, x_pos, y_pos );
+ }
+
+ Fail:
+ FT_FRAME_RELEASE( data );
+
+ Exit:
+ return error;
+ }
+
+
+ static FT_Error
+ tt_sbit_decoder_load_image( TT_SBitDecoder decoder,
+ FT_UInt glyph_index,
+ FT_Int x_pos,
+ FT_Int y_pos )
+ {
+ /*
+ * First, we find the correct strike range that applies to this
+ * glyph index.
+ */
+
+ FT_Byte* p = decoder->eblc_base + decoder->strike_index_array;
+ FT_Byte* p_limit = decoder->eblc_limit;
+ FT_ULong num_ranges = decoder->strike_index_count;
+ FT_UInt start, end, index_format, image_format;
+ FT_ULong image_start = 0, image_end = 0, image_offset;
+
+
+ for ( ; num_ranges > 0; num_ranges-- )
+ {
+ start = FT_NEXT_USHORT( p );
+ end = FT_NEXT_USHORT( p );
+
+ if ( glyph_index >= start && glyph_index <= end )
+ goto FoundRange;
+
+ p += 4; /* ignore index offset */
+ }
+ goto NoBitmap;
+
+ FoundRange:
+ image_offset = FT_NEXT_ULONG( p );
+
+ /* overflow check */
+ if ( decoder->eblc_base + decoder->strike_index_array + image_offset <
+ decoder->eblc_base )
+ goto Failure;
+
+ p = decoder->eblc_base + decoder->strike_index_array + image_offset;
+ if ( p + 8 > p_limit )
+ goto NoBitmap;
+
+ /* now find the glyph's location and extend within the ebdt table */
+ index_format = FT_NEXT_USHORT( p );
+ image_format = FT_NEXT_USHORT( p );
+ image_offset = FT_NEXT_ULONG ( p );
+
+ switch ( index_format )
+ {
+ case 1: /* 4-byte offsets relative to `image_offset' */
+ {
+ p += 4 * ( glyph_index - start );
+ if ( p + 8 > p_limit )
+ goto NoBitmap;
+
+ image_start = FT_NEXT_ULONG( p );
+ image_end = FT_NEXT_ULONG( p );
+
+ if ( image_start == image_end ) /* missing glyph */
+ goto NoBitmap;
+ }
+ break;
+
+ case 2: /* big metrics, constant image size */
+ {
+ FT_ULong image_size;
+
+
+ if ( p + 12 > p_limit )
+ goto NoBitmap;
+
+ image_size = FT_NEXT_ULONG( p );
+
+ if ( tt_sbit_decoder_load_metrics( decoder, &p, p_limit, 1 ) )
+ goto NoBitmap;
+
+ image_start = image_size * ( glyph_index - start );
+ image_end = image_start + image_size;
+ }
+ break;
+
+ case 3: /* 2-byte offsets relative to 'image_offset' */
+ {
+ p += 2 * ( glyph_index - start );
+ if ( p + 4 > p_limit )
+ goto NoBitmap;
+
+ image_start = FT_NEXT_USHORT( p );
+ image_end = FT_NEXT_USHORT( p );
+
+ if ( image_start == image_end ) /* missing glyph */
+ goto NoBitmap;
+ }
+ break;
+
+ case 4: /* sparse glyph array with (glyph,offset) pairs */
+ {
+ FT_ULong mm, num_glyphs;
+
+
+ if ( p + 4 > p_limit )
+ goto NoBitmap;
+
+ num_glyphs = FT_NEXT_ULONG( p );
+
+ /* overflow check */
+ if ( p + ( num_glyphs + 1 ) * 4 < p )
+ goto Failure;
+
+ if ( p + ( num_glyphs + 1 ) * 4 > p_limit )
+ goto NoBitmap;
+
+ for ( mm = 0; mm < num_glyphs; mm++ )
+ {
+ FT_UInt gindex = FT_NEXT_USHORT( p );
+
+
+ if ( gindex == glyph_index )
+ {
+ image_start = FT_NEXT_USHORT( p );
+ p += 2;
+ image_end = FT_PEEK_USHORT( p );
+ break;
+ }
+ p += 2;
+ }
+
+ if ( mm >= num_glyphs )
+ goto NoBitmap;
+ }
+ break;
+
+ case 5: /* constant metrics with sparse glyph codes */
+ {
+ FT_ULong image_size, mm, num_glyphs;
+
+
+ if ( p + 16 > p_limit )
+ goto NoBitmap;
+
+ image_size = FT_NEXT_ULONG( p );
+
+ if ( tt_sbit_decoder_load_metrics( decoder, &p, p_limit, 1 ) )
+ goto NoBitmap;
+
+ num_glyphs = FT_NEXT_ULONG( p );
+
+ /* overflow check */
+ if ( p + 2 * num_glyphs < p )
+ goto Failure;
+
+ if ( p + 2 * num_glyphs > p_limit )
+ goto NoBitmap;
+
+ for ( mm = 0; mm < num_glyphs; mm++ )
+ {
+ FT_UInt gindex = FT_NEXT_USHORT( p );
+
+
+ if ( gindex == glyph_index )
+ break;
+ }
+
+ if ( mm >= num_glyphs )
+ goto NoBitmap;
+
+ image_start = image_size * mm;
+ image_end = image_start + image_size;
+ }
+ break;
+
+ default:
+ goto NoBitmap;
+ }
+
+ if ( image_start > image_end )
+ goto NoBitmap;
+
+ image_end -= image_start;
+ image_start = image_offset + image_start;
+
+ return tt_sbit_decoder_load_bitmap( decoder,
+ image_format,
+ image_start,
+ image_end,
+ x_pos,
+ y_pos );
+
+ Failure:
+ return SFNT_Err_Invalid_Table;
+
+ NoBitmap:
+ return SFNT_Err_Invalid_Argument;
+ }
+
+
+ FT_LOCAL( FT_Error )
+ tt_face_load_sbit_image( TT_Face face,
+ FT_ULong strike_index,
+ FT_UInt glyph_index,
+ FT_UInt load_flags,
+ FT_Stream stream,
+ FT_Bitmap *map,
+ TT_SBit_MetricsRec *metrics )
+ {
+ TT_SBitDecoderRec decoder[1];
+ FT_Error error;
+
+ FT_UNUSED( load_flags );
+ FT_UNUSED( stream );
+ FT_UNUSED( map );
+
+
+ error = tt_sbit_decoder_init( decoder, face, strike_index, metrics );
+ if ( !error )
+ {
+ error = tt_sbit_decoder_load_image( decoder, glyph_index, 0, 0 );
+ tt_sbit_decoder_done( decoder );
+ }
+
+ return error;
+ }
+
+/* EOF */
--- /dev/null
+# FreeType 2 src/smooth Jamfile
+#
+# Copyright 2001 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+SubDir FT2_TOP $(FT2_SRC_DIR) smooth ;
+
+{
+ local _sources ;
+
+ if $(FT2_MULTI)
+ {
+ _sources = ftgrays ftsmooth ftspic ;
+ }
+ else
+ {
+ _sources = smooth ;
+ }
+
+ Library $(FT2_LIB) : $(_sources).c ;
+}
+
+# end of src/smooth Jamfile
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftgrays.c */
+/* */
+/* A new `perfect' anti-aliasing renderer (body). */
+/* */
+/* Copyright 2000-2003, 2005-2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+ /*************************************************************************/
+ /* */
+ /* This file can be compiled without the rest of the FreeType engine, by */
+ /* defining the _STANDALONE_ macro when compiling it. You also need to */
+ /* put the files `ftgrays.h' and `ftimage.h' into the current */
+ /* compilation directory. Typically, you could do something like */
+ /* */
+ /* - copy `src/smooth/ftgrays.c' (this file) to your current directory */
+ /* */
+ /* - copy `include/freetype/ftimage.h' and `src/smooth/ftgrays.h' to the */
+ /* same directory */
+ /* */
+ /* - compile `ftgrays' with the _STANDALONE_ macro defined, as in */
+ /* */
+ /* cc -c -D_STANDALONE_ ftgrays.c */
+ /* */
+ /* The renderer can be initialized with a call to */
+ /* `ft_gray_raster.raster_new'; an anti-aliased bitmap can be generated */
+ /* with a call to `ft_gray_raster.raster_render'. */
+ /* */
+ /* See the comments and documentation in the file `ftimage.h' for more */
+ /* details on how the raster works. */
+ /* */
+ /*************************************************************************/
+
+ /*************************************************************************/
+ /* */
+ /* This is a new anti-aliasing scan-converter for FreeType 2. The */
+ /* algorithm used here is _very_ different from the one in the standard */
+ /* `ftraster' module. Actually, `ftgrays' computes the _exact_ */
+ /* coverage of the outline on each pixel cell. */
+ /* */
+ /* It is based on ideas that I initially found in Raph Levien's */
+ /* excellent LibArt graphics library (see http://www.levien.com/libart */
+ /* for more information, though the web pages do not tell anything */
+ /* about the renderer; you'll have to dive into the source code to */
+ /* understand how it works). */
+ /* */
+ /* Note, however, that this is a _very_ different implementation */
+ /* compared to Raph's. Coverage information is stored in a very */
+ /* different way, and I don't use sorted vector paths. Also, it doesn't */
+ /* use floating point values. */
+ /* */
+ /* This renderer has the following advantages: */
+ /* */
+ /* - It doesn't need an intermediate bitmap. Instead, one can supply a */
+ /* callback function that will be called by the renderer to draw gray */
+ /* spans on any target surface. You can thus do direct composition on */
+ /* any kind of bitmap, provided that you give the renderer the right */
+ /* callback. */
+ /* */
+ /* - A perfect anti-aliaser, i.e., it computes the _exact_ coverage on */
+ /* each pixel cell. */
+ /* */
+ /* - It performs a single pass on the outline (the `standard' FT2 */
+ /* renderer makes two passes). */
+ /* */
+ /* - It can easily be modified to render to _any_ number of gray levels */
+ /* cheaply. */
+ /* */
+ /* - For small (< 20) pixel sizes, it is faster than the standard */
+ /* renderer. */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_smooth
+
+
+#ifdef _STANDALONE_
+
+
+ /* define this to dump debugging information */
+/* #define FT_DEBUG_LEVEL_TRACE */
+
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+#include <stdio.h>
+#include <stdarg.h>
+#endif
+
+#include <stddef.h>
+#include <string.h>
+#include <setjmp.h>
+#include <limits.h>
+#define FT_UINT_MAX UINT_MAX
+#define FT_INT_MAX INT_MAX
+
+#define ft_memset memset
+
+#define ft_setjmp setjmp
+#define ft_longjmp longjmp
+#define ft_jmp_buf jmp_buf
+
+typedef ptrdiff_t FT_PtrDist;
+
+
+#define ErrRaster_Invalid_Mode -2
+#define ErrRaster_Invalid_Outline -1
+#define ErrRaster_Invalid_Argument -3
+#define ErrRaster_Memory_Overflow -4
+
+#define FT_BEGIN_HEADER
+#define FT_END_HEADER
+
+#include "ftimage.h"
+#include "ftgrays.h"
+
+
+ /* This macro is used to indicate that a function parameter is unused. */
+ /* Its purpose is simply to reduce compiler warnings. Note also that */
+ /* simply defining it as `(void)x' doesn't avoid warnings with certain */
+ /* ANSI compilers (e.g. LCC). */
+#define FT_UNUSED( x ) (x) = (x)
+
+
+ /* we only use level 5 & 7 tracing messages; cf. ftdebug.h */
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+
+ void
+ FT_Message( const char* fmt,
+ ... )
+ {
+ va_list ap;
+
+
+ va_start( ap, fmt );
+ vfprintf( stderr, fmt, ap );
+ va_end( ap );
+ }
+
+ /* we don't handle tracing levels in stand-alone mode; */
+#ifndef FT_TRACE5
+#define FT_TRACE5( varformat ) FT_Message varformat
+#endif
+#ifndef FT_TRACE7
+#define FT_TRACE7( varformat ) FT_Message varformat
+#endif
+#ifndef FT_ERROR
+#define FT_ERROR( varformat ) FT_Message varformat
+#endif
+
+#else /* !FT_DEBUG_LEVEL_TRACE */
+
+#define FT_TRACE5( x ) do { } while ( 0 ) /* nothing */
+#define FT_TRACE7( x ) do { } while ( 0 ) /* nothing */
+#define FT_ERROR( x ) do { } while ( 0 ) /* nothing */
+
+#endif /* !FT_DEBUG_LEVEL_TRACE */
+
+
+#define FT_DEFINE_OUTLINE_FUNCS( class_, \
+ move_to_, line_to_, \
+ conic_to_, cubic_to_, \
+ shift_, delta_ ) \
+ static const FT_Outline_Funcs class_ = \
+ { \
+ move_to_, \
+ line_to_, \
+ conic_to_, \
+ cubic_to_, \
+ shift_, \
+ delta_ \
+ };
+
+#define FT_DEFINE_RASTER_FUNCS( class_, glyph_format_, \
+ raster_new_, raster_reset_, \
+ raster_set_mode_, raster_render_, \
+ raster_done_ ) \
+ const FT_Raster_Funcs class_ = \
+ { \
+ glyph_format_, \
+ raster_new_, \
+ raster_reset_, \
+ raster_set_mode_, \
+ raster_render_, \
+ raster_done_ \
+ };
+
+#else /* !_STANDALONE_ */
+
+
+#include <ft2build.h>
+#include "ftgrays.h"
+#include FT_INTERNAL_OBJECTS_H
+#include FT_INTERNAL_DEBUG_H
+#include FT_OUTLINE_H
+
+#include "ftsmerrs.h"
+
+#include "ftspic.h"
+
+#define ErrRaster_Invalid_Mode Smooth_Err_Cannot_Render_Glyph
+#define ErrRaster_Invalid_Outline Smooth_Err_Invalid_Outline
+#define ErrRaster_Memory_Overflow Smooth_Err_Out_Of_Memory
+#define ErrRaster_Invalid_Argument Smooth_Err_Invalid_Argument
+
+#endif /* !_STANDALONE_ */
+
+#ifndef FT_MEM_SET
+#define FT_MEM_SET( d, s, c ) ft_memset( d, s, c )
+#endif
+
+#ifndef FT_MEM_ZERO
+#define FT_MEM_ZERO( dest, count ) FT_MEM_SET( dest, 0, count )
+#endif
+
+ /* as usual, for the speed hungry :-) */
+
+#undef RAS_ARG
+#undef RAS_ARG_
+#undef RAS_VAR
+#undef RAS_VAR_
+
+#ifndef FT_STATIC_RASTER
+
+#define RAS_ARG gray_PWorker worker
+#define RAS_ARG_ gray_PWorker worker,
+
+#define RAS_VAR worker
+#define RAS_VAR_ worker,
+
+#else /* FT_STATIC_RASTER */
+
+#define RAS_ARG /* empty */
+#define RAS_ARG_ /* empty */
+#define RAS_VAR /* empty */
+#define RAS_VAR_ /* empty */
+
+#endif /* FT_STATIC_RASTER */
+
+
+ /* must be at least 6 bits! */
+#define PIXEL_BITS 8
+
+#undef FLOOR
+#undef CEILING
+#undef TRUNC
+#undef SCALED
+
+#define ONE_PIXEL ( 1L << PIXEL_BITS )
+#define PIXEL_MASK ( -1L << PIXEL_BITS )
+#define TRUNC( x ) ( (TCoord)( (x) >> PIXEL_BITS ) )
+#define SUBPIXELS( x ) ( (TPos)(x) << PIXEL_BITS )
+#define FLOOR( x ) ( (x) & -ONE_PIXEL )
+#define CEILING( x ) ( ( (x) + ONE_PIXEL - 1 ) & -ONE_PIXEL )
+#define ROUND( x ) ( ( (x) + ONE_PIXEL / 2 ) & -ONE_PIXEL )
+
+#if PIXEL_BITS >= 6
+#define UPSCALE( x ) ( (x) << ( PIXEL_BITS - 6 ) )
+#define DOWNSCALE( x ) ( (x) >> ( PIXEL_BITS - 6 ) )
+#else
+#define UPSCALE( x ) ( (x) >> ( 6 - PIXEL_BITS ) )
+#define DOWNSCALE( x ) ( (x) << ( 6 - PIXEL_BITS ) )
+#endif
+
+
+ /*************************************************************************/
+ /* */
+ /* TYPE DEFINITIONS */
+ /* */
+
+ /* don't change the following types to FT_Int or FT_Pos, since we might */
+ /* need to define them to "float" or "double" when experimenting with */
+ /* new algorithms */
+
+ typedef long TCoord; /* integer scanline/pixel coordinate */
+ typedef long TPos; /* sub-pixel coordinate */
+
+ /* determine the type used to store cell areas. This normally takes at */
+ /* least PIXEL_BITS*2 + 1 bits. On 16-bit systems, we need to use */
+ /* `long' instead of `int', otherwise bad things happen */
+
+#if PIXEL_BITS <= 7
+
+ typedef int TArea;
+
+#else /* PIXEL_BITS >= 8 */
+
+ /* approximately determine the size of integers using an ANSI-C header */
+#if FT_UINT_MAX == 0xFFFFU
+ typedef long TArea;
+#else
+ typedef int TArea;
+#endif
+
+#endif /* PIXEL_BITS >= 8 */
+
+
+ /* maximal number of gray spans in a call to the span callback */
+#define FT_MAX_GRAY_SPANS 32
+
+
+ typedef struct TCell_* PCell;
+
+ typedef struct TCell_
+ {
+ TPos x; /* same with gray_TWorker.ex */
+ TCoord cover; /* same with gray_TWorker.cover */
+ TArea area;
+ PCell next;
+
+ } TCell;
+
+
+ typedef struct gray_TWorker_
+ {
+ TCoord ex, ey;
+ TPos min_ex, max_ex;
+ TPos min_ey, max_ey;
+ TPos count_ex, count_ey;
+
+ TArea area;
+ TCoord cover;
+ int invalid;
+
+ PCell cells;
+ FT_PtrDist max_cells;
+ FT_PtrDist num_cells;
+
+ TCoord cx, cy;
+ TPos x, y;
+
+ TPos last_ey;
+
+ FT_Vector bez_stack[32 * 3 + 1];
+ int lev_stack[32];
+
+ FT_Outline outline;
+ FT_Bitmap target;
+ FT_BBox clip_box;
+
+ FT_Span gray_spans[FT_MAX_GRAY_SPANS];
+ int num_gray_spans;
+
+ FT_Raster_Span_Func render_span;
+ void* render_span_data;
+ int span_y;
+
+ int band_size;
+ int band_shoot;
+
+ ft_jmp_buf jump_buffer;
+
+ void* buffer;
+ long buffer_size;
+
+ PCell* ycells;
+ TPos ycount;
+
+ } gray_TWorker, *gray_PWorker;
+
+
+#ifndef FT_STATIC_RASTER
+#define ras (*worker)
+#else
+ static gray_TWorker ras;
+#endif
+
+
+ typedef struct gray_TRaster_
+ {
+ void* buffer;
+ long buffer_size;
+ int band_size;
+ void* memory;
+ gray_PWorker worker;
+
+ } gray_TRaster, *gray_PRaster;
+
+
+
+ /*************************************************************************/
+ /* */
+ /* Initialize the cells table. */
+ /* */
+ static void
+ gray_init_cells( RAS_ARG_ void* buffer,
+ long byte_size )
+ {
+ ras.buffer = buffer;
+ ras.buffer_size = byte_size;
+
+ ras.ycells = (PCell*) buffer;
+ ras.cells = NULL;
+ ras.max_cells = 0;
+ ras.num_cells = 0;
+ ras.area = 0;
+ ras.cover = 0;
+ ras.invalid = 1;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* Compute the outline bounding box. */
+ /* */
+ static void
+ gray_compute_cbox( RAS_ARG )
+ {
+ FT_Outline* outline = &ras.outline;
+ FT_Vector* vec = outline->points;
+ FT_Vector* limit = vec + outline->n_points;
+
+
+ if ( outline->n_points <= 0 )
+ {
+ ras.min_ex = ras.max_ex = 0;
+ ras.min_ey = ras.max_ey = 0;
+ return;
+ }
+
+ ras.min_ex = ras.max_ex = vec->x;
+ ras.min_ey = ras.max_ey = vec->y;
+
+ vec++;
+
+ for ( ; vec < limit; vec++ )
+ {
+ TPos x = vec->x;
+ TPos y = vec->y;
+
+
+ if ( x < ras.min_ex ) ras.min_ex = x;
+ if ( x > ras.max_ex ) ras.max_ex = x;
+ if ( y < ras.min_ey ) ras.min_ey = y;
+ if ( y > ras.max_ey ) ras.max_ey = y;
+ }
+
+ /* truncate the bounding box to integer pixels */
+ ras.min_ex = ras.min_ex >> 6;
+ ras.min_ey = ras.min_ey >> 6;
+ ras.max_ex = ( ras.max_ex + 63 ) >> 6;
+ ras.max_ey = ( ras.max_ey + 63 ) >> 6;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* Record the current cell in the table. */
+ /* */
+ static PCell
+ gray_find_cell( RAS_ARG )
+ {
+ PCell *pcell, cell;
+ TPos x = ras.ex;
+
+
+ if ( x > ras.count_ex )
+ x = ras.count_ex;
+
+ pcell = &ras.ycells[ras.ey];
+ for (;;)
+ {
+ cell = *pcell;
+ if ( cell == NULL || cell->x > x )
+ break;
+
+ if ( cell->x == x )
+ goto Exit;
+
+ pcell = &cell->next;
+ }
+
+ if ( ras.num_cells >= ras.max_cells )
+ ft_longjmp( ras.jump_buffer, 1 );
+
+ cell = ras.cells + ras.num_cells++;
+ cell->x = x;
+ cell->area = 0;
+ cell->cover = 0;
+
+ cell->next = *pcell;
+ *pcell = cell;
+
+ Exit:
+ return cell;
+ }
+
+
+ static void
+ gray_record_cell( RAS_ARG )
+ {
+ if ( !ras.invalid && ( ras.area | ras.cover ) )
+ {
+ PCell cell = gray_find_cell( RAS_VAR );
+
+
+ cell->area += ras.area;
+ cell->cover += ras.cover;
+ }
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* Set the current cell to a new position. */
+ /* */
+ static void
+ gray_set_cell( RAS_ARG_ TCoord ex,
+ TCoord ey )
+ {
+ /* Move the cell pointer to a new position. We set the `invalid' */
+ /* flag to indicate that the cell isn't part of those we're interested */
+ /* in during the render phase. This means that: */
+ /* */
+ /* . the new vertical position must be within min_ey..max_ey-1. */
+ /* . the new horizontal position must be strictly less than max_ex */
+ /* */
+ /* Note that if a cell is to the left of the clipping region, it is */
+ /* actually set to the (min_ex-1) horizontal position. */
+
+ /* All cells that are on the left of the clipping region go to the */
+ /* min_ex - 1 horizontal position. */
+ ey -= ras.min_ey;
+
+ if ( ex > ras.max_ex )
+ ex = ras.max_ex;
+
+ ex -= ras.min_ex;
+ if ( ex < 0 )
+ ex = -1;
+
+ /* are we moving to a different cell ? */
+ if ( ex != ras.ex || ey != ras.ey )
+ {
+ /* record the current one if it is valid */
+ if ( !ras.invalid )
+ gray_record_cell( RAS_VAR );
+
+ ras.area = 0;
+ ras.cover = 0;
+ }
+
+ ras.ex = ex;
+ ras.ey = ey;
+ ras.invalid = ( (unsigned)ey >= (unsigned)ras.count_ey ||
+ ex >= ras.count_ex );
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* Start a new contour at a given cell. */
+ /* */
+ static void
+ gray_start_cell( RAS_ARG_ TCoord ex,
+ TCoord ey )
+ {
+ if ( ex > ras.max_ex )
+ ex = (TCoord)( ras.max_ex );
+
+ if ( ex < ras.min_ex )
+ ex = (TCoord)( ras.min_ex - 1 );
+
+ ras.area = 0;
+ ras.cover = 0;
+ ras.ex = ex - ras.min_ex;
+ ras.ey = ey - ras.min_ey;
+ ras.last_ey = SUBPIXELS( ey );
+ ras.invalid = 0;
+
+ gray_set_cell( RAS_VAR_ ex, ey );
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* Render a scanline as one or more cells. */
+ /* */
+ static void
+ gray_render_scanline( RAS_ARG_ TCoord ey,
+ TPos x1,
+ TCoord y1,
+ TPos x2,
+ TCoord y2 )
+ {
+ TCoord ex1, ex2, fx1, fx2, delta, mod, lift, rem;
+ long p, first, dx;
+ int incr;
+
+
+ dx = x2 - x1;
+
+ ex1 = TRUNC( x1 );
+ ex2 = TRUNC( x2 );
+ fx1 = (TCoord)( x1 - SUBPIXELS( ex1 ) );
+ fx2 = (TCoord)( x2 - SUBPIXELS( ex2 ) );
+
+ /* trivial case. Happens often */
+ if ( y1 == y2 )
+ {
+ gray_set_cell( RAS_VAR_ ex2, ey );
+ return;
+ }
+
+ /* everything is located in a single cell. That is easy! */
+ /* */
+ if ( ex1 == ex2 )
+ {
+ delta = y2 - y1;
+ ras.area += (TArea)(( fx1 + fx2 ) * delta);
+ ras.cover += delta;
+ return;
+ }
+
+ /* ok, we'll have to render a run of adjacent cells on the same */
+ /* scanline... */
+ /* */
+ p = ( ONE_PIXEL - fx1 ) * ( y2 - y1 );
+ first = ONE_PIXEL;
+ incr = 1;
+
+ if ( dx < 0 )
+ {
+ p = fx1 * ( y2 - y1 );
+ first = 0;
+ incr = -1;
+ dx = -dx;
+ }
+
+ delta = (TCoord)( p / dx );
+ mod = (TCoord)( p % dx );
+ if ( mod < 0 )
+ {
+ delta--;
+ mod += (TCoord)dx;
+ }
+
+ ras.area += (TArea)(( fx1 + first ) * delta);
+ ras.cover += delta;
+
+ ex1 += incr;
+ gray_set_cell( RAS_VAR_ ex1, ey );
+ y1 += delta;
+
+ if ( ex1 != ex2 )
+ {
+ p = ONE_PIXEL * ( y2 - y1 + delta );
+ lift = (TCoord)( p / dx );
+ rem = (TCoord)( p % dx );
+ if ( rem < 0 )
+ {
+ lift--;
+ rem += (TCoord)dx;
+ }
+
+ mod -= (int)dx;
+
+ while ( ex1 != ex2 )
+ {
+ delta = lift;
+ mod += rem;
+ if ( mod >= 0 )
+ {
+ mod -= (TCoord)dx;
+ delta++;
+ }
+
+ ras.area += (TArea)(ONE_PIXEL * delta);
+ ras.cover += delta;
+ y1 += delta;
+ ex1 += incr;
+ gray_set_cell( RAS_VAR_ ex1, ey );
+ }
+ }
+
+ delta = y2 - y1;
+ ras.area += (TArea)(( fx2 + ONE_PIXEL - first ) * delta);
+ ras.cover += delta;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* Render a given line as a series of scanlines. */
+ /* */
+ static void
+ gray_render_line( RAS_ARG_ TPos to_x,
+ TPos to_y )
+ {
+ TCoord ey1, ey2, fy1, fy2, mod;
+ TPos dx, dy, x, x2;
+ long p, first;
+ int delta, rem, lift, incr;
+
+
+ ey1 = TRUNC( ras.last_ey );
+ ey2 = TRUNC( to_y ); /* if (ey2 >= ras.max_ey) ey2 = ras.max_ey-1; */
+ fy1 = (TCoord)( ras.y - ras.last_ey );
+ fy2 = (TCoord)( to_y - SUBPIXELS( ey2 ) );
+
+ dx = to_x - ras.x;
+ dy = to_y - ras.y;
+
+ /* XXX: we should do something about the trivial case where dx == 0, */
+ /* as it happens very often! */
+
+ /* perform vertical clipping */
+ {
+ TCoord min, max;
+
+
+ min = ey1;
+ max = ey2;
+ if ( ey1 > ey2 )
+ {
+ min = ey2;
+ max = ey1;
+ }
+ if ( min >= ras.max_ey || max < ras.min_ey )
+ goto End;
+ }
+
+ /* everything is on a single scanline */
+ if ( ey1 == ey2 )
+ {
+ gray_render_scanline( RAS_VAR_ ey1, ras.x, fy1, to_x, fy2 );
+ goto End;
+ }
+
+ /* vertical line - avoid calling gray_render_scanline */
+ incr = 1;
+
+ if ( dx == 0 )
+ {
+ TCoord ex = TRUNC( ras.x );
+ TCoord two_fx = (TCoord)( ( ras.x - SUBPIXELS( ex ) ) << 1 );
+ TArea area;
+
+
+ first = ONE_PIXEL;
+ if ( dy < 0 )
+ {
+ first = 0;
+ incr = -1;
+ }
+
+ delta = (int)( first - fy1 );
+ ras.area += (TArea)two_fx * delta;
+ ras.cover += delta;
+ ey1 += incr;
+
+ gray_set_cell( RAS_VAR_ ex, ey1 );
+
+ delta = (int)( first + first - ONE_PIXEL );
+ area = (TArea)two_fx * delta;
+ while ( ey1 != ey2 )
+ {
+ ras.area += area;
+ ras.cover += delta;
+ ey1 += incr;
+
+ gray_set_cell( RAS_VAR_ ex, ey1 );
+ }
+
+ delta = (int)( fy2 - ONE_PIXEL + first );
+ ras.area += (TArea)two_fx * delta;
+ ras.cover += delta;
+
+ goto End;
+ }
+
+ /* ok, we have to render several scanlines */
+ p = ( ONE_PIXEL - fy1 ) * dx;
+ first = ONE_PIXEL;
+ incr = 1;
+
+ if ( dy < 0 )
+ {
+ p = fy1 * dx;
+ first = 0;
+ incr = -1;
+ dy = -dy;
+ }
+
+ delta = (int)( p / dy );
+ mod = (int)( p % dy );
+ if ( mod < 0 )
+ {
+ delta--;
+ mod += (TCoord)dy;
+ }
+
+ x = ras.x + delta;
+ gray_render_scanline( RAS_VAR_ ey1, ras.x, fy1, x, (TCoord)first );
+
+ ey1 += incr;
+ gray_set_cell( RAS_VAR_ TRUNC( x ), ey1 );
+
+ if ( ey1 != ey2 )
+ {
+ p = ONE_PIXEL * dx;
+ lift = (int)( p / dy );
+ rem = (int)( p % dy );
+ if ( rem < 0 )
+ {
+ lift--;
+ rem += (int)dy;
+ }
+ mod -= (int)dy;
+
+ while ( ey1 != ey2 )
+ {
+ delta = lift;
+ mod += rem;
+ if ( mod >= 0 )
+ {
+ mod -= (int)dy;
+ delta++;
+ }
+
+ x2 = x + delta;
+ gray_render_scanline( RAS_VAR_ ey1, x,
+ (TCoord)( ONE_PIXEL - first ), x2,
+ (TCoord)first );
+ x = x2;
+
+ ey1 += incr;
+ gray_set_cell( RAS_VAR_ TRUNC( x ), ey1 );
+ }
+ }
+
+ gray_render_scanline( RAS_VAR_ ey1, x,
+ (TCoord)( ONE_PIXEL - first ), to_x,
+ fy2 );
+
+ End:
+ ras.x = to_x;
+ ras.y = to_y;
+ ras.last_ey = SUBPIXELS( ey2 );
+ }
+
+
+ static void
+ gray_split_conic( FT_Vector* base )
+ {
+ TPos a, b;
+
+
+ base[4].x = base[2].x;
+ b = base[1].x;
+ a = base[3].x = ( base[2].x + b ) / 2;
+ b = base[1].x = ( base[0].x + b ) / 2;
+ base[2].x = ( a + b ) / 2;
+
+ base[4].y = base[2].y;
+ b = base[1].y;
+ a = base[3].y = ( base[2].y + b ) / 2;
+ b = base[1].y = ( base[0].y + b ) / 2;
+ base[2].y = ( a + b ) / 2;
+ }
+
+
+ static void
+ gray_render_conic( RAS_ARG_ const FT_Vector* control,
+ const FT_Vector* to )
+ {
+ TPos dx, dy;
+ TPos min, max, y;
+ int top, level;
+ int* levels;
+ FT_Vector* arc;
+
+
+ levels = ras.lev_stack;
+
+ arc = ras.bez_stack;
+ arc[0].x = UPSCALE( to->x );
+ arc[0].y = UPSCALE( to->y );
+ arc[1].x = UPSCALE( control->x );
+ arc[1].y = UPSCALE( control->y );
+ arc[2].x = ras.x;
+ arc[2].y = ras.y;
+ top = 0;
+
+ dx = FT_ABS( arc[2].x + arc[0].x - 2 * arc[1].x );
+ dy = FT_ABS( arc[2].y + arc[0].y - 2 * arc[1].y );
+ if ( dx < dy )
+ dx = dy;
+
+ if ( dx < ONE_PIXEL / 4 )
+ goto Draw;
+
+ /* short-cut the arc that crosses the current band */
+ min = max = arc[0].y;
+
+ y = arc[1].y;
+ if ( y < min ) min = y;
+ if ( y > max ) max = y;
+
+ y = arc[2].y;
+ if ( y < min ) min = y;
+ if ( y > max ) max = y;
+
+ if ( TRUNC( min ) >= ras.max_ey || TRUNC( max ) < ras.min_ey )
+ goto Draw;
+
+ level = 0;
+ do
+ {
+ dx >>= 2;
+ level++;
+ } while ( dx > ONE_PIXEL / 4 );
+
+ levels[0] = level;
+
+ do
+ {
+ level = levels[top];
+ if ( level > 0 )
+ {
+ gray_split_conic( arc );
+ arc += 2;
+ top++;
+ levels[top] = levels[top - 1] = level - 1;
+ continue;
+ }
+
+ Draw:
+ gray_render_line( RAS_VAR_ arc[0].x, arc[0].y );
+ top--;
+ arc -= 2;
+
+ } while ( top >= 0 );
+ }
+
+
+ static void
+ gray_split_cubic( FT_Vector* base )
+ {
+ TPos a, b, c, d;
+
+
+ base[6].x = base[3].x;
+ c = base[1].x;
+ d = base[2].x;
+ base[1].x = a = ( base[0].x + c ) / 2;
+ base[5].x = b = ( base[3].x + d ) / 2;
+ c = ( c + d ) / 2;
+ base[2].x = a = ( a + c ) / 2;
+ base[4].x = b = ( b + c ) / 2;
+ base[3].x = ( a + b ) / 2;
+
+ base[6].y = base[3].y;
+ c = base[1].y;
+ d = base[2].y;
+ base[1].y = a = ( base[0].y + c ) / 2;
+ base[5].y = b = ( base[3].y + d ) / 2;
+ c = ( c + d ) / 2;
+ base[2].y = a = ( a + c ) / 2;
+ base[4].y = b = ( b + c ) / 2;
+ base[3].y = ( a + b ) / 2;
+ }
+
+
+ static void
+ gray_render_cubic( RAS_ARG_ const FT_Vector* control1,
+ const FT_Vector* control2,
+ const FT_Vector* to )
+ {
+ FT_Vector* arc;
+ TPos min, max, y;
+
+
+ arc = ras.bez_stack;
+ arc[0].x = UPSCALE( to->x );
+ arc[0].y = UPSCALE( to->y );
+ arc[1].x = UPSCALE( control2->x );
+ arc[1].y = UPSCALE( control2->y );
+ arc[2].x = UPSCALE( control1->x );
+ arc[2].y = UPSCALE( control1->y );
+ arc[3].x = ras.x;
+ arc[3].y = ras.y;
+
+ /* Short-cut the arc that crosses the current band. */
+ min = max = arc[0].y;
+
+ y = arc[1].y;
+ if ( y < min )
+ min = y;
+ if ( y > max )
+ max = y;
+
+ y = arc[2].y;
+ if ( y < min )
+ min = y;
+ if ( y > max )
+ max = y;
+
+ y = arc[3].y;
+ if ( y < min )
+ min = y;
+ if ( y > max )
+ max = y;
+
+ if ( TRUNC( min ) >= ras.max_ey || TRUNC( max ) < ras.min_ey )
+ goto Draw;
+
+ for (;;)
+ {
+ /* Decide whether to split or draw. See `Rapid Termination */
+ /* Evaluation for Recursive Subdivision of Bezier Curves' by Thomas */
+ /* F. Hain, at */
+ /* http://www.cis.southalabama.edu/~hain/general/Publications/Bezier/Camera-ready%20CISST02%202.pdf */
+
+ {
+ TPos dx, dy, dx_, dy_;
+ TPos dx1, dy1, dx2, dy2;
+ TPos L, s, s_limit;
+
+
+ /* dx and dy are x and y components of the P0-P3 chord vector. */
+ dx = arc[3].x - arc[0].x;
+ dy = arc[3].y - arc[0].y;
+
+ /* L is an (under)estimate of the Euclidean distance P0-P3. */
+ /* */
+ /* If dx >= dy, then r = sqrt(dx^2 + dy^2) can be overestimated */
+ /* with least maximum error by */
+ /* */
+ /* r_upperbound = dx + (sqrt(2) - 1) * dy , */
+ /* */
+ /* where sqrt(2) - 1 can be (over)estimated by 107/256, giving an */
+ /* error of no more than 8.4%. */
+ /* */
+ /* Similarly, some elementary calculus shows that r can be */
+ /* underestimated with least maximum error by */
+ /* */
+ /* r_lowerbound = sqrt(2 + sqrt(2)) / 2 * dx */
+ /* + sqrt(2 - sqrt(2)) / 2 * dy . */
+ /* */
+ /* 236/256 and 97/256 are (under)estimates of the two algebraic */
+ /* numbers, giving an error of no more than 8.1%. */
+
+ dx_ = FT_ABS( dx );
+ dy_ = FT_ABS( dy );
+
+ /* This is the same as */
+ /* */
+ /* L = ( 236 * FT_MAX( dx_, dy_ ) */
+ /* + 97 * FT_MIN( dx_, dy_ ) ) >> 8; */
+ L = ( dx_ > dy_ ? 236 * dx_ + 97 * dy_
+ : 97 * dx_ + 236 * dy_ ) >> 8;
+
+ /* Avoid possible arithmetic overflow below by splitting. */
+ if ( L > 32767 )
+ goto Split;
+
+ /* Max deviation may be as much as (s/L) * 3/4 (if Hain's v = 1). */
+ s_limit = L * (TPos)( ONE_PIXEL / 6 );
+
+ /* s is L * the perpendicular distance from P1 to the line P0-P3. */
+ dx1 = arc[1].x - arc[0].x;
+ dy1 = arc[1].y - arc[0].y;
+ s = FT_ABS( dy * dx1 - dx * dy1 );
+
+ if ( s > s_limit )
+ goto Split;
+
+ /* s is L * the perpendicular distance from P2 to the line P0-P3. */
+ dx2 = arc[2].x - arc[0].x;
+ dy2 = arc[2].y - arc[0].y;
+ s = FT_ABS( dy * dx2 - dx * dy2 );
+
+ if ( s > s_limit )
+ goto Split;
+
+ /* If P1 or P2 is outside P0-P3, split the curve. */
+ if ( dy * dy1 + dx * dx1 < 0 ||
+ dy * dy2 + dx * dx2 < 0 ||
+ dy * (arc[3].y - arc[1].y) + dx * (arc[3].x - arc[1].x) < 0 ||
+ dy * (arc[3].y - arc[2].y) + dx * (arc[3].x - arc[2].x) < 0 )
+ goto Split;
+
+ /* No reason to split. */
+ goto Draw;
+ }
+
+ Split:
+ gray_split_cubic( arc );
+ arc += 3;
+ continue;
+
+ Draw:
+ gray_render_line( RAS_VAR_ arc[0].x, arc[0].y );
+
+ if ( arc == ras.bez_stack )
+ return;
+
+ arc -= 3;
+ }
+ }
+
+
+ static int
+ gray_move_to( const FT_Vector* to,
+ gray_PWorker worker )
+ {
+ TPos x, y;
+
+
+ /* record current cell, if any */
+ gray_record_cell( RAS_VAR );
+
+ /* start to a new position */
+ x = UPSCALE( to->x );
+ y = UPSCALE( to->y );
+
+ gray_start_cell( RAS_VAR_ TRUNC( x ), TRUNC( y ) );
+
+ worker->x = x;
+ worker->y = y;
+ return 0;
+ }
+
+
+ static int
+ gray_line_to( const FT_Vector* to,
+ gray_PWorker worker )
+ {
+ gray_render_line( RAS_VAR_ UPSCALE( to->x ), UPSCALE( to->y ) );
+ return 0;
+ }
+
+
+ static int
+ gray_conic_to( const FT_Vector* control,
+ const FT_Vector* to,
+ gray_PWorker worker )
+ {
+ gray_render_conic( RAS_VAR_ control, to );
+ return 0;
+ }
+
+
+ static int
+ gray_cubic_to( const FT_Vector* control1,
+ const FT_Vector* control2,
+ const FT_Vector* to,
+ gray_PWorker worker )
+ {
+ gray_render_cubic( RAS_VAR_ control1, control2, to );
+ return 0;
+ }
+
+
+ static void
+ gray_render_span( int y,
+ int count,
+ const FT_Span* spans,
+ gray_PWorker worker )
+ {
+ unsigned char* p;
+ FT_Bitmap* map = &worker->target;
+
+
+ /* first of all, compute the scanline offset */
+ p = (unsigned char*)map->buffer - y * map->pitch;
+ if ( map->pitch >= 0 )
+ p += (unsigned)( ( map->rows - 1 ) * map->pitch );
+
+ for ( ; count > 0; count--, spans++ )
+ {
+ unsigned char coverage = spans->coverage;
+
+
+ if ( coverage )
+ {
+ /* For small-spans it is faster to do it by ourselves than
+ * calling `memset'. This is mainly due to the cost of the
+ * function call.
+ */
+ if ( spans->len >= 8 )
+ FT_MEM_SET( p + spans->x, (unsigned char)coverage, spans->len );
+ else
+ {
+ unsigned char* q = p + spans->x;
+
+
+ switch ( spans->len )
+ {
+ case 7: *q++ = (unsigned char)coverage;
+ case 6: *q++ = (unsigned char)coverage;
+ case 5: *q++ = (unsigned char)coverage;
+ case 4: *q++ = (unsigned char)coverage;
+ case 3: *q++ = (unsigned char)coverage;
+ case 2: *q++ = (unsigned char)coverage;
+ case 1: *q = (unsigned char)coverage;
+ default:
+ ;
+ }
+ }
+ }
+ }
+ }
+
+
+ static void
+ gray_hline( RAS_ARG_ TCoord x,
+ TCoord y,
+ TPos area,
+ TCoord acount )
+ {
+ FT_Span* span;
+ int count;
+ int coverage;
+
+
+ /* compute the coverage line's coverage, depending on the */
+ /* outline fill rule */
+ /* */
+ /* the coverage percentage is area/(PIXEL_BITS*PIXEL_BITS*2) */
+ /* */
+ coverage = (int)( area >> ( PIXEL_BITS * 2 + 1 - 8 ) );
+ /* use range 0..256 */
+ if ( coverage < 0 )
+ coverage = -coverage;
+
+ if ( ras.outline.flags & FT_OUTLINE_EVEN_ODD_FILL )
+ {
+ coverage &= 511;
+
+ if ( coverage > 256 )
+ coverage = 512 - coverage;
+ else if ( coverage == 256 )
+ coverage = 255;
+ }
+ else
+ {
+ /* normal non-zero winding rule */
+ if ( coverage >= 256 )
+ coverage = 255;
+ }
+
+ y += (TCoord)ras.min_ey;
+ x += (TCoord)ras.min_ex;
+
+ /* FT_Span.x is a 16-bit short, so limit our coordinates appropriately */
+ if ( x >= 32767 )
+ x = 32767;
+
+ /* FT_Span.y is an integer, so limit our coordinates appropriately */
+ if ( y >= FT_INT_MAX )
+ y = FT_INT_MAX;
+
+ if ( coverage )
+ {
+ /* see whether we can add this span to the current list */
+ count = ras.num_gray_spans;
+ span = ras.gray_spans + count - 1;
+ if ( count > 0 &&
+ ras.span_y == y &&
+ (int)span->x + span->len == (int)x &&
+ span->coverage == coverage )
+ {
+ span->len = (unsigned short)( span->len + acount );
+ return;
+ }
+
+ if ( ras.span_y != y || count >= FT_MAX_GRAY_SPANS )
+ {
+ if ( ras.render_span && count > 0 )
+ ras.render_span( ras.span_y, count, ras.gray_spans,
+ ras.render_span_data );
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+
+ if ( count > 0 )
+ {
+ int n;
+
+
+ FT_TRACE7(( "y = %3d ", ras.span_y ));
+ span = ras.gray_spans;
+ for ( n = 0; n < count; n++, span++ )
+ FT_TRACE7(( "[%d..%d]:%02x ",
+ span->x, span->x + span->len - 1, span->coverage ));
+ FT_TRACE7(( "\n" ));
+ }
+
+#endif /* FT_DEBUG_LEVEL_TRACE */
+
+ ras.num_gray_spans = 0;
+ ras.span_y = (int)y;
+
+ count = 0;
+ span = ras.gray_spans;
+ }
+ else
+ span++;
+
+ /* add a gray span to the current list */
+ span->x = (short)x;
+ span->len = (unsigned short)acount;
+ span->coverage = (unsigned char)coverage;
+
+ ras.num_gray_spans++;
+ }
+ }
+
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+
+ /* to be called while in the debugger -- */
+ /* this function causes a compiler warning since it is unused otherwise */
+ static void
+ gray_dump_cells( RAS_ARG )
+ {
+ int yindex;
+
+
+ for ( yindex = 0; yindex < ras.ycount; yindex++ )
+ {
+ PCell cell;
+
+
+ printf( "%3d:", yindex );
+
+ for ( cell = ras.ycells[yindex]; cell != NULL; cell = cell->next )
+ printf( " (%3ld, c:%4ld, a:%6d)", cell->x, cell->cover, cell->area );
+ printf( "\n" );
+ }
+ }
+
+#endif /* FT_DEBUG_LEVEL_TRACE */
+
+
+ static void
+ gray_sweep( RAS_ARG_ const FT_Bitmap* target )
+ {
+ int yindex;
+
+ FT_UNUSED( target );
+
+
+ if ( ras.num_cells == 0 )
+ return;
+
+ ras.num_gray_spans = 0;
+
+ FT_TRACE7(( "gray_sweep: start\n" ));
+
+ for ( yindex = 0; yindex < ras.ycount; yindex++ )
+ {
+ PCell cell = ras.ycells[yindex];
+ TCoord cover = 0;
+ TCoord x = 0;
+
+
+ for ( ; cell != NULL; cell = cell->next )
+ {
+ TPos area;
+
+
+ if ( cell->x > x && cover != 0 )
+ gray_hline( RAS_VAR_ x, yindex, cover * ( ONE_PIXEL * 2 ),
+ cell->x - x );
+
+ cover += cell->cover;
+ area = cover * ( ONE_PIXEL * 2 ) - cell->area;
+
+ if ( area != 0 && cell->x >= 0 )
+ gray_hline( RAS_VAR_ cell->x, yindex, area, 1 );
+
+ x = cell->x + 1;
+ }
+
+ if ( cover != 0 )
+ gray_hline( RAS_VAR_ x, yindex, cover * ( ONE_PIXEL * 2 ),
+ ras.count_ex - x );
+ }
+
+ if ( ras.render_span && ras.num_gray_spans > 0 )
+ ras.render_span( ras.span_y, ras.num_gray_spans,
+ ras.gray_spans, ras.render_span_data );
+
+ FT_TRACE7(( "gray_sweep: end\n" ));
+ }
+
+
+#ifdef _STANDALONE_
+
+ /*************************************************************************/
+ /* */
+ /* The following function should only compile in stand-alone mode, */
+ /* i.e., when building this component without the rest of FreeType. */
+ /* */
+ /*************************************************************************/
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* FT_Outline_Decompose */
+ /* */
+ /* <Description> */
+ /* Walk over an outline's structure to decompose it into individual */
+ /* segments and Bézier arcs. This function is also able to emit */
+ /* `move to' and `close to' operations to indicate the start and end */
+ /* of new contours in the outline. */
+ /* */
+ /* <Input> */
+ /* outline :: A pointer to the source target. */
+ /* */
+ /* func_interface :: A table of `emitters', i.e., function pointers */
+ /* called during decomposition to indicate path */
+ /* operations. */
+ /* */
+ /* <InOut> */
+ /* user :: A typeless pointer which is passed to each */
+ /* emitter during the decomposition. It can be */
+ /* used to store the state during the */
+ /* decomposition. */
+ /* */
+ /* <Return> */
+ /* Error code. 0 means success. */
+ /* */
+ static int
+ FT_Outline_Decompose( const FT_Outline* outline,
+ const FT_Outline_Funcs* func_interface,
+ void* user )
+ {
+#undef SCALED
+#define SCALED( x ) ( ( (x) << shift ) - delta )
+
+ FT_Vector v_last;
+ FT_Vector v_control;
+ FT_Vector v_start;
+
+ FT_Vector* point;
+ FT_Vector* limit;
+ char* tags;
+
+ int error;
+
+ int n; /* index of contour in outline */
+ int first; /* index of first point in contour */
+ char tag; /* current point's state */
+
+ int shift;
+ TPos delta;
+
+
+ if ( !outline || !func_interface )
+ return ErrRaster_Invalid_Argument;
+
+ shift = func_interface->shift;
+ delta = func_interface->delta;
+ first = 0;
+
+ for ( n = 0; n < outline->n_contours; n++ )
+ {
+ int last; /* index of last point in contour */
+
+
+ FT_TRACE5(( "FT_Outline_Decompose: Outline %d\n", n ));
+
+ last = outline->contours[n];
+ if ( last < 0 )
+ goto Invalid_Outline;
+ limit = outline->points + last;
+
+ v_start = outline->points[first];
+ v_start.x = SCALED( v_start.x );
+ v_start.y = SCALED( v_start.y );
+
+ v_last = outline->points[last];
+ v_last.x = SCALED( v_last.x );
+ v_last.y = SCALED( v_last.y );
+
+ v_control = v_start;
+
+ point = outline->points + first;
+ tags = outline->tags + first;
+ tag = FT_CURVE_TAG( tags[0] );
+
+ /* A contour cannot start with a cubic control point! */
+ if ( tag == FT_CURVE_TAG_CUBIC )
+ goto Invalid_Outline;
+
+ /* check first point to determine origin */
+ if ( tag == FT_CURVE_TAG_CONIC )
+ {
+ /* first point is conic control. Yes, this happens. */
+ if ( FT_CURVE_TAG( outline->tags[last] ) == FT_CURVE_TAG_ON )
+ {
+ /* start at last point if it is on the curve */
+ v_start = v_last;
+ limit--;
+ }
+ else
+ {
+ /* if both first and last points are conic, */
+ /* start at their middle and record its position */
+ /* for closure */
+ v_start.x = ( v_start.x + v_last.x ) / 2;
+ v_start.y = ( v_start.y + v_last.y ) / 2;
+
+ v_last = v_start;
+ }
+ point--;
+ tags--;
+ }
+
+ FT_TRACE5(( " move to (%.2f, %.2f)\n",
+ v_start.x / 64.0, v_start.y / 64.0 ));
+ error = func_interface->move_to( &v_start, user );
+ if ( error )
+ goto Exit;
+
+ while ( point < limit )
+ {
+ point++;
+ tags++;
+
+ tag = FT_CURVE_TAG( tags[0] );
+ switch ( tag )
+ {
+ case FT_CURVE_TAG_ON: /* emit a single line_to */
+ {
+ FT_Vector vec;
+
+
+ vec.x = SCALED( point->x );
+ vec.y = SCALED( point->y );
+
+ FT_TRACE5(( " line to (%.2f, %.2f)\n",
+ vec.x / 64.0, vec.y / 64.0 ));
+ error = func_interface->line_to( &vec, user );
+ if ( error )
+ goto Exit;
+ continue;
+ }
+
+ case FT_CURVE_TAG_CONIC: /* consume conic arcs */
+ v_control.x = SCALED( point->x );
+ v_control.y = SCALED( point->y );
+
+ Do_Conic:
+ if ( point < limit )
+ {
+ FT_Vector vec;
+ FT_Vector v_middle;
+
+
+ point++;
+ tags++;
+ tag = FT_CURVE_TAG( tags[0] );
+
+ vec.x = SCALED( point->x );
+ vec.y = SCALED( point->y );
+
+ if ( tag == FT_CURVE_TAG_ON )
+ {
+ FT_TRACE5(( " conic to (%.2f, %.2f)"
+ " with control (%.2f, %.2f)\n",
+ vec.x / 64.0, vec.y / 64.0,
+ v_control.x / 64.0, v_control.y / 64.0 ));
+ error = func_interface->conic_to( &v_control, &vec, user );
+ if ( error )
+ goto Exit;
+ continue;
+ }
+
+ if ( tag != FT_CURVE_TAG_CONIC )
+ goto Invalid_Outline;
+
+ v_middle.x = ( v_control.x + vec.x ) / 2;
+ v_middle.y = ( v_control.y + vec.y ) / 2;
+
+ FT_TRACE5(( " conic to (%.2f, %.2f)"
+ " with control (%.2f, %.2f)\n",
+ v_middle.x / 64.0, v_middle.y / 64.0,
+ v_control.x / 64.0, v_control.y / 64.0 ));
+ error = func_interface->conic_to( &v_control, &v_middle, user );
+ if ( error )
+ goto Exit;
+
+ v_control = vec;
+ goto Do_Conic;
+ }
+
+ FT_TRACE5(( " conic to (%.2f, %.2f)"
+ " with control (%.2f, %.2f)\n",
+ v_start.x / 64.0, v_start.y / 64.0,
+ v_control.x / 64.0, v_control.y / 64.0 ));
+ error = func_interface->conic_to( &v_control, &v_start, user );
+ goto Close;
+
+ default: /* FT_CURVE_TAG_CUBIC */
+ {
+ FT_Vector vec1, vec2;
+
+
+ if ( point + 1 > limit ||
+ FT_CURVE_TAG( tags[1] ) != FT_CURVE_TAG_CUBIC )
+ goto Invalid_Outline;
+
+ point += 2;
+ tags += 2;
+
+ vec1.x = SCALED( point[-2].x );
+ vec1.y = SCALED( point[-2].y );
+
+ vec2.x = SCALED( point[-1].x );
+ vec2.y = SCALED( point[-1].y );
+
+ if ( point <= limit )
+ {
+ FT_Vector vec;
+
+
+ vec.x = SCALED( point->x );
+ vec.y = SCALED( point->y );
+
+ FT_TRACE5(( " cubic to (%.2f, %.2f)"
+ " with controls (%.2f, %.2f) and (%.2f, %.2f)\n",
+ vec.x / 64.0, vec.y / 64.0,
+ vec1.x / 64.0, vec1.y / 64.0,
+ vec2.x / 64.0, vec2.y / 64.0 ));
+ error = func_interface->cubic_to( &vec1, &vec2, &vec, user );
+ if ( error )
+ goto Exit;
+ continue;
+ }
+
+ FT_TRACE5(( " cubic to (%.2f, %.2f)"
+ " with controls (%.2f, %.2f) and (%.2f, %.2f)\n",
+ v_start.x / 64.0, v_start.y / 64.0,
+ vec1.x / 64.0, vec1.y / 64.0,
+ vec2.x / 64.0, vec2.y / 64.0 ));
+ error = func_interface->cubic_to( &vec1, &vec2, &v_start, user );
+ goto Close;
+ }
+ }
+ }
+
+ /* close the contour with a line segment */
+ FT_TRACE5(( " line to (%.2f, %.2f)\n",
+ v_start.x / 64.0, v_start.y / 64.0 ));
+ error = func_interface->line_to( &v_start, user );
+
+ Close:
+ if ( error )
+ goto Exit;
+
+ first = last + 1;
+ }
+
+ FT_TRACE5(( "FT_Outline_Decompose: Done\n", n ));
+ return 0;
+
+ Exit:
+ FT_TRACE5(( "FT_Outline_Decompose: Error %d\n", error ));
+ return error;
+
+ Invalid_Outline:
+ return ErrRaster_Invalid_Outline;
+ }
+
+#endif /* _STANDALONE_ */
+
+
+ typedef struct gray_TBand_
+ {
+ TPos min, max;
+
+ } gray_TBand;
+
+ FT_DEFINE_OUTLINE_FUNCS(func_interface,
+ (FT_Outline_MoveTo_Func) gray_move_to,
+ (FT_Outline_LineTo_Func) gray_line_to,
+ (FT_Outline_ConicTo_Func)gray_conic_to,
+ (FT_Outline_CubicTo_Func)gray_cubic_to,
+ 0,
+ 0
+ )
+
+ static int
+ gray_convert_glyph_inner( RAS_ARG )
+ {
+
+ volatile int error = 0;
+
+#ifdef FT_CONFIG_OPTION_PIC
+ FT_Outline_Funcs func_interface;
+ Init_Class_func_interface(&func_interface);
+#endif
+
+ if ( ft_setjmp( ras.jump_buffer ) == 0 )
+ {
+ error = FT_Outline_Decompose( &ras.outline, &func_interface, &ras );
+ gray_record_cell( RAS_VAR );
+ }
+ else
+ error = ErrRaster_Memory_Overflow;
+
+ return error;
+ }
+
+
+ static int
+ gray_convert_glyph( RAS_ARG )
+ {
+ gray_TBand bands[40];
+ gray_TBand* volatile band;
+ int volatile n, num_bands;
+ TPos volatile min, max, max_y;
+ FT_BBox* clip;
+
+
+ /* Set up state in the raster object */
+ gray_compute_cbox( RAS_VAR );
+
+ /* clip to target bitmap, exit if nothing to do */
+ clip = &ras.clip_box;
+
+ if ( ras.max_ex <= clip->xMin || ras.min_ex >= clip->xMax ||
+ ras.max_ey <= clip->yMin || ras.min_ey >= clip->yMax )
+ return 0;
+
+ if ( ras.min_ex < clip->xMin ) ras.min_ex = clip->xMin;
+ if ( ras.min_ey < clip->yMin ) ras.min_ey = clip->yMin;
+
+ if ( ras.max_ex > clip->xMax ) ras.max_ex = clip->xMax;
+ if ( ras.max_ey > clip->yMax ) ras.max_ey = clip->yMax;
+
+ ras.count_ex = ras.max_ex - ras.min_ex;
+ ras.count_ey = ras.max_ey - ras.min_ey;
+
+ /* set up vertical bands */
+ num_bands = (int)( ( ras.max_ey - ras.min_ey ) / ras.band_size );
+ if ( num_bands == 0 )
+ num_bands = 1;
+ if ( num_bands >= 39 )
+ num_bands = 39;
+
+ ras.band_shoot = 0;
+
+ min = ras.min_ey;
+ max_y = ras.max_ey;
+
+ for ( n = 0; n < num_bands; n++, min = max )
+ {
+ max = min + ras.band_size;
+ if ( n == num_bands - 1 || max > max_y )
+ max = max_y;
+
+ bands[0].min = min;
+ bands[0].max = max;
+ band = bands;
+
+ while ( band >= bands )
+ {
+ TPos bottom, top, middle;
+ int error;
+
+ {
+ PCell cells_max;
+ int yindex;
+ long cell_start, cell_end, cell_mod;
+
+
+ ras.ycells = (PCell*)ras.buffer;
+ ras.ycount = band->max - band->min;
+
+ cell_start = sizeof ( PCell ) * ras.ycount;
+ cell_mod = cell_start % sizeof ( TCell );
+ if ( cell_mod > 0 )
+ cell_start += sizeof ( TCell ) - cell_mod;
+
+ cell_end = ras.buffer_size;
+ cell_end -= cell_end % sizeof ( TCell );
+
+ cells_max = (PCell)( (char*)ras.buffer + cell_end );
+ ras.cells = (PCell)( (char*)ras.buffer + cell_start );
+ if ( ras.cells >= cells_max )
+ goto ReduceBands;
+
+ ras.max_cells = cells_max - ras.cells;
+ if ( ras.max_cells < 2 )
+ goto ReduceBands;
+
+ for ( yindex = 0; yindex < ras.ycount; yindex++ )
+ ras.ycells[yindex] = NULL;
+ }
+
+ ras.num_cells = 0;
+ ras.invalid = 1;
+ ras.min_ey = band->min;
+ ras.max_ey = band->max;
+ ras.count_ey = band->max - band->min;
+
+ error = gray_convert_glyph_inner( RAS_VAR );
+
+ if ( !error )
+ {
+ gray_sweep( RAS_VAR_ &ras.target );
+ band--;
+ continue;
+ }
+ else if ( error != ErrRaster_Memory_Overflow )
+ return 1;
+
+ ReduceBands:
+ /* render pool overflow; we will reduce the render band by half */
+ bottom = band->min;
+ top = band->max;
+ middle = bottom + ( ( top - bottom ) >> 1 );
+
+ /* This is too complex for a single scanline; there must */
+ /* be some problems. */
+ if ( middle == bottom )
+ {
+#ifdef FT_DEBUG_LEVEL_TRACE
+ FT_TRACE7(( "gray_convert_glyph: rotten glyph\n" ));
+#endif
+ return 1;
+ }
+
+ if ( bottom-top >= ras.band_size )
+ ras.band_shoot++;
+
+ band[1].min = bottom;
+ band[1].max = middle;
+ band[0].min = middle;
+ band[0].max = top;
+ band++;
+ }
+ }
+
+ if ( ras.band_shoot > 8 && ras.band_size > 16 )
+ ras.band_size = ras.band_size / 2;
+
+ return 0;
+ }
+
+
+ static int
+ gray_raster_render( gray_PRaster raster,
+ const FT_Raster_Params* params )
+ {
+ const FT_Outline* outline = (const FT_Outline*)params->source;
+ const FT_Bitmap* target_map = params->target;
+ gray_PWorker worker;
+
+
+ if ( !raster || !raster->buffer || !raster->buffer_size )
+ return ErrRaster_Invalid_Argument;
+
+ if ( !outline )
+ return ErrRaster_Invalid_Outline;
+
+ /* return immediately if the outline is empty */
+ if ( outline->n_points == 0 || outline->n_contours <= 0 )
+ return 0;
+
+ if ( !outline->contours || !outline->points )
+ return ErrRaster_Invalid_Outline;
+
+ if ( outline->n_points !=
+ outline->contours[outline->n_contours - 1] + 1 )
+ return ErrRaster_Invalid_Outline;
+
+ worker = raster->worker;
+
+ /* if direct mode is not set, we must have a target bitmap */
+ if ( !( params->flags & FT_RASTER_FLAG_DIRECT ) )
+ {
+ if ( !target_map )
+ return ErrRaster_Invalid_Argument;
+
+ /* nothing to do */
+ if ( !target_map->width || !target_map->rows )
+ return 0;
+
+ if ( !target_map->buffer )
+ return ErrRaster_Invalid_Argument;
+ }
+
+ /* this version does not support monochrome rendering */
+ if ( !( params->flags & FT_RASTER_FLAG_AA ) )
+ return ErrRaster_Invalid_Mode;
+
+ /* compute clipping box */
+ if ( !( params->flags & FT_RASTER_FLAG_DIRECT ) )
+ {
+ /* compute clip box from target pixmap */
+ ras.clip_box.xMin = 0;
+ ras.clip_box.yMin = 0;
+ ras.clip_box.xMax = target_map->width;
+ ras.clip_box.yMax = target_map->rows;
+ }
+ else if ( params->flags & FT_RASTER_FLAG_CLIP )
+ ras.clip_box = params->clip_box;
+ else
+ {
+ ras.clip_box.xMin = -32768L;
+ ras.clip_box.yMin = -32768L;
+ ras.clip_box.xMax = 32767L;
+ ras.clip_box.yMax = 32767L;
+ }
+
+ gray_init_cells( RAS_VAR_ raster->buffer, raster->buffer_size );
+
+ ras.outline = *outline;
+ ras.num_cells = 0;
+ ras.invalid = 1;
+ ras.band_size = raster->band_size;
+ ras.num_gray_spans = 0;
+
+ if ( params->flags & FT_RASTER_FLAG_DIRECT )
+ {
+ ras.render_span = (FT_Raster_Span_Func)params->gray_spans;
+ ras.render_span_data = params->user;
+ }
+ else
+ {
+ ras.target = *target_map;
+ ras.render_span = (FT_Raster_Span_Func)gray_render_span;
+ ras.render_span_data = &ras;
+ }
+
+ return gray_convert_glyph( RAS_VAR );
+ }
+
+
+ /**** RASTER OBJECT CREATION: In stand-alone mode, we simply use *****/
+ /**** a static object. *****/
+
+#ifdef _STANDALONE_
+
+ static int
+ gray_raster_new( void* memory,
+ FT_Raster* araster )
+ {
+ static gray_TRaster the_raster;
+
+ FT_UNUSED( memory );
+
+
+ *araster = (FT_Raster)&the_raster;
+ FT_MEM_ZERO( &the_raster, sizeof ( the_raster ) );
+
+ return 0;
+ }
+
+
+ static void
+ gray_raster_done( FT_Raster raster )
+ {
+ /* nothing */
+ FT_UNUSED( raster );
+ }
+
+#else /* !_STANDALONE_ */
+
+ static int
+ gray_raster_new( FT_Memory memory,
+ FT_Raster* araster )
+ {
+ FT_Error error;
+ gray_PRaster raster = NULL;
+
+
+ *araster = 0;
+ if ( !FT_ALLOC( raster, sizeof ( gray_TRaster ) ) )
+ {
+ raster->memory = memory;
+ *araster = (FT_Raster)raster;
+ }
+
+ return error;
+ }
+
+
+ static void
+ gray_raster_done( FT_Raster raster )
+ {
+ FT_Memory memory = (FT_Memory)((gray_PRaster)raster)->memory;
+
+
+ FT_FREE( raster );
+ }
+
+#endif /* !_STANDALONE_ */
+
+
+ static void
+ gray_raster_reset( FT_Raster raster,
+ char* pool_base,
+ long pool_size )
+ {
+ gray_PRaster rast = (gray_PRaster)raster;
+
+
+ if ( raster )
+ {
+ if ( pool_base && pool_size >= (long)sizeof ( gray_TWorker ) + 2048 )
+ {
+ gray_PWorker worker = (gray_PWorker)pool_base;
+
+
+ rast->worker = worker;
+ rast->buffer = pool_base +
+ ( ( sizeof ( gray_TWorker ) +
+ sizeof ( TCell ) - 1 ) &
+ ~( sizeof ( TCell ) - 1 ) );
+ rast->buffer_size = (long)( ( pool_base + pool_size ) -
+ (char*)rast->buffer ) &
+ ~( sizeof ( TCell ) - 1 );
+ rast->band_size = (int)( rast->buffer_size /
+ ( sizeof ( TCell ) * 8 ) );
+ }
+ else
+ {
+ rast->buffer = NULL;
+ rast->buffer_size = 0;
+ rast->worker = NULL;
+ }
+ }
+ }
+
+
+ FT_DEFINE_RASTER_FUNCS(ft_grays_raster,
+ FT_GLYPH_FORMAT_OUTLINE,
+
+ (FT_Raster_New_Func) gray_raster_new,
+ (FT_Raster_Reset_Func) gray_raster_reset,
+ (FT_Raster_Set_Mode_Func)0,
+ (FT_Raster_Render_Func) gray_raster_render,
+ (FT_Raster_Done_Func) gray_raster_done
+ )
+
+
+/* END */
+
+
+/* Local Variables: */
+/* coding: utf-8 */
+/* End: */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftgrays.h */
+/* */
+/* FreeType smooth renderer declaration */
+/* */
+/* Copyright 1996-2001 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTGRAYS_H__
+#define __FTGRAYS_H__
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+
+#ifdef _STANDALONE_
+#include "ftimage.h"
+#else
+#include <ft2build.h>
+#include FT_CONFIG_CONFIG_H /* for FT_CONFIG_OPTION_PIC */
+#include FT_IMAGE_H
+#endif
+
+
+ /*************************************************************************/
+ /* */
+ /* To make ftgrays.h independent from configuration files we check */
+ /* whether FT_EXPORT_VAR has been defined already. */
+ /* */
+ /* On some systems and compilers (Win32 mostly), an extra keyword is */
+ /* necessary to compile the library as a DLL. */
+ /* */
+#ifndef FT_EXPORT_VAR
+#define FT_EXPORT_VAR( x ) extern x
+#endif
+
+ FT_EXPORT_VAR( const FT_Raster_Funcs ) ft_grays_raster;
+
+
+#ifdef __cplusplus
+ }
+#endif
+
+#endif /* __FTGRAYS_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftsmerrs.h */
+/* */
+/* smooth renderer error codes (specification only). */
+/* */
+/* Copyright 2001, 2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This file is used to define the smooth renderer error enumeration */
+ /* constants. */
+ /* */
+ /*************************************************************************/
+
+#ifndef __FTSMERRS_H__
+#define __FTSMERRS_H__
+
+#include FT_MODULE_ERRORS_H
+
+#undef __FTERRORS_H__
+
+#undef FT_ERR_PREFIX
+#define FT_ERR_PREFIX Smooth_Err_
+#define FT_ERR_BASE FT_Mod_Err_Smooth
+
+#include FT_ERRORS_H
+
+#endif /* __FTSMERRS_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftsmooth.c */
+/* */
+/* Anti-aliasing renderer interface (body). */
+/* */
+/* Copyright 2000-2006, 2009-2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_OBJECTS_H
+#include FT_OUTLINE_H
+#include "ftsmooth.h"
+#include "ftgrays.h"
+#include "ftspic.h"
+
+#include "ftsmerrs.h"
+
+
+ /* initialize renderer -- init its raster */
+ static FT_Error
+ ft_smooth_init( FT_Renderer render )
+ {
+ FT_Library library = FT_MODULE_LIBRARY( render );
+
+
+ render->clazz->raster_class->raster_reset( render->raster,
+ library->raster_pool,
+ library->raster_pool_size );
+
+ return 0;
+ }
+
+
+ /* sets render-specific mode */
+ static FT_Error
+ ft_smooth_set_mode( FT_Renderer render,
+ FT_ULong mode_tag,
+ FT_Pointer data )
+ {
+ /* we simply pass it to the raster */
+ return render->clazz->raster_class->raster_set_mode( render->raster,
+ mode_tag,
+ data );
+ }
+
+ /* transform a given glyph image */
+ static FT_Error
+ ft_smooth_transform( FT_Renderer render,
+ FT_GlyphSlot slot,
+ const FT_Matrix* matrix,
+ const FT_Vector* delta )
+ {
+ FT_Error error = Smooth_Err_Ok;
+
+
+ if ( slot->format != render->glyph_format )
+ {
+ error = Smooth_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ if ( matrix )
+ FT_Outline_Transform( &slot->outline, matrix );
+
+ if ( delta )
+ FT_Outline_Translate( &slot->outline, delta->x, delta->y );
+
+ Exit:
+ return error;
+ }
+
+
+ /* return the glyph's control box */
+ static void
+ ft_smooth_get_cbox( FT_Renderer render,
+ FT_GlyphSlot slot,
+ FT_BBox* cbox )
+ {
+ FT_MEM_ZERO( cbox, sizeof ( *cbox ) );
+
+ if ( slot->format == render->glyph_format )
+ FT_Outline_Get_CBox( &slot->outline, cbox );
+ }
+
+
+ /* convert a slot's glyph image into a bitmap */
+ static FT_Error
+ ft_smooth_render_generic( FT_Renderer render,
+ FT_GlyphSlot slot,
+ FT_Render_Mode mode,
+ const FT_Vector* origin,
+ FT_Render_Mode required_mode )
+ {
+ FT_Error error;
+ FT_Outline* outline = NULL;
+ FT_BBox cbox;
+ FT_Pos width, height, pitch;
+#ifndef FT_CONFIG_OPTION_SUBPIXEL_RENDERING
+ FT_Pos height_org, width_org;
+#endif
+ FT_Bitmap* bitmap;
+ FT_Memory memory;
+ FT_Int hmul = mode == FT_RENDER_MODE_LCD;
+ FT_Int vmul = mode == FT_RENDER_MODE_LCD_V;
+ FT_Pos x_shift, y_shift, x_left, y_top;
+
+ FT_Raster_Params params;
+
+
+ /* check glyph image format */
+ if ( slot->format != render->glyph_format )
+ {
+ error = Smooth_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ /* check mode */
+ if ( mode != required_mode )
+ return Smooth_Err_Cannot_Render_Glyph;
+
+ outline = &slot->outline;
+
+ /* translate the outline to the new origin if needed */
+ if ( origin )
+ FT_Outline_Translate( outline, origin->x, origin->y );
+
+ /* compute the control box, and grid fit it */
+ FT_Outline_Get_CBox( outline, &cbox );
+
+ cbox.xMin = FT_PIX_FLOOR( cbox.xMin );
+ cbox.yMin = FT_PIX_FLOOR( cbox.yMin );
+ cbox.xMax = FT_PIX_CEIL( cbox.xMax );
+ cbox.yMax = FT_PIX_CEIL( cbox.yMax );
+
+ if ( cbox.xMin < 0 && cbox.xMax > FT_INT_MAX + cbox.xMin )
+ {
+ FT_ERROR(( "ft_smooth_render_generic: glyph too large:"
+ " xMin = %d, xMax = %d\n",
+ cbox.xMin >> 6, cbox.xMax >> 6 ));
+ return Smooth_Err_Raster_Overflow;
+ }
+ else
+ width = ( cbox.xMax - cbox.xMin ) >> 6;
+
+ if ( cbox.yMin < 0 && cbox.yMax > FT_INT_MAX + cbox.yMin )
+ {
+ FT_ERROR(( "ft_smooth_render_generic: glyph too large:"
+ " yMin = %d, yMax = %d\n",
+ cbox.yMin >> 6, cbox.yMax >> 6 ));
+ return Smooth_Err_Raster_Overflow;
+ }
+ else
+ height = ( cbox.yMax - cbox.yMin ) >> 6;
+
+ bitmap = &slot->bitmap;
+ memory = render->root.memory;
+
+#ifndef FT_CONFIG_OPTION_SUBPIXEL_RENDERING
+ width_org = width;
+ height_org = height;
+#endif
+
+ /* release old bitmap buffer */
+ if ( slot->internal->flags & FT_GLYPH_OWN_BITMAP )
+ {
+ FT_FREE( bitmap->buffer );
+ slot->internal->flags &= ~FT_GLYPH_OWN_BITMAP;
+ }
+
+ /* allocate new one */
+ pitch = width;
+ if ( hmul )
+ {
+ width = width * 3;
+ pitch = FT_PAD_CEIL( width, 4 );
+ }
+
+ if ( vmul )
+ height *= 3;
+
+ x_shift = (FT_Int) cbox.xMin;
+ y_shift = (FT_Int) cbox.yMin;
+ x_left = (FT_Int)( cbox.xMin >> 6 );
+ y_top = (FT_Int)( cbox.yMax >> 6 );
+
+#ifdef FT_CONFIG_OPTION_SUBPIXEL_RENDERING
+
+ if ( slot->library->lcd_filter_func )
+ {
+ FT_Int extra = slot->library->lcd_extra;
+
+
+ if ( hmul )
+ {
+ x_shift -= 64 * ( extra >> 1 );
+ width += 3 * extra;
+ pitch = FT_PAD_CEIL( width, 4 );
+ x_left -= extra >> 1;
+ }
+
+ if ( vmul )
+ {
+ y_shift -= 64 * ( extra >> 1 );
+ height += 3 * extra;
+ y_top += extra >> 1;
+ }
+ }
+
+#endif
+
+#if FT_UINT_MAX > 0xFFFFU
+
+ /* Required check is ( pitch * height < FT_ULONG_MAX ), */
+ /* but we care realistic cases only. Always pitch <= width. */
+ if ( width > 0x7FFF || height > 0x7FFF )
+ {
+ FT_ERROR(( "ft_smooth_render_generic: glyph too large: %u x %u\n",
+ width, height ));
+ return Smooth_Err_Raster_Overflow;
+ }
+
+#endif
+
+ bitmap->pixel_mode = FT_PIXEL_MODE_GRAY;
+ bitmap->num_grays = 256;
+ bitmap->width = width;
+ bitmap->rows = height;
+ bitmap->pitch = pitch;
+
+ /* translate outline to render it into the bitmap */
+ FT_Outline_Translate( outline, -x_shift, -y_shift );
+
+ if ( FT_ALLOC( bitmap->buffer, (FT_ULong)pitch * height ) )
+ goto Exit;
+
+ slot->internal->flags |= FT_GLYPH_OWN_BITMAP;
+
+ /* set up parameters */
+ params.target = bitmap;
+ params.source = outline;
+ params.flags = FT_RASTER_FLAG_AA;
+
+#ifdef FT_CONFIG_OPTION_SUBPIXEL_RENDERING
+
+ /* implode outline if needed */
+ {
+ FT_Vector* points = outline->points;
+ FT_Vector* points_end = points + outline->n_points;
+ FT_Vector* vec;
+
+
+ if ( hmul )
+ for ( vec = points; vec < points_end; vec++ )
+ vec->x *= 3;
+
+ if ( vmul )
+ for ( vec = points; vec < points_end; vec++ )
+ vec->y *= 3;
+ }
+
+ /* render outline into the bitmap */
+ error = render->raster_render( render->raster, ¶ms );
+
+ /* deflate outline if needed */
+ {
+ FT_Vector* points = outline->points;
+ FT_Vector* points_end = points + outline->n_points;
+ FT_Vector* vec;
+
+
+ if ( hmul )
+ for ( vec = points; vec < points_end; vec++ )
+ vec->x /= 3;
+
+ if ( vmul )
+ for ( vec = points; vec < points_end; vec++ )
+ vec->y /= 3;
+ }
+
+ if ( slot->library->lcd_filter_func )
+ slot->library->lcd_filter_func( bitmap, mode, slot->library );
+
+#else /* !FT_CONFIG_OPTION_SUBPIXEL_RENDERING */
+
+ /* render outline into bitmap */
+ error = render->raster_render( render->raster, ¶ms );
+
+ /* expand it horizontally */
+ if ( hmul )
+ {
+ FT_Byte* line = bitmap->buffer;
+ FT_UInt hh;
+
+
+ for ( hh = height_org; hh > 0; hh--, line += pitch )
+ {
+ FT_UInt xx;
+ FT_Byte* end = line + width;
+
+
+ for ( xx = width_org; xx > 0; xx-- )
+ {
+ FT_UInt pixel = line[xx-1];
+
+
+ end[-3] = (FT_Byte)pixel;
+ end[-2] = (FT_Byte)pixel;
+ end[-1] = (FT_Byte)pixel;
+ end -= 3;
+ }
+ }
+ }
+
+ /* expand it vertically */
+ if ( vmul )
+ {
+ FT_Byte* read = bitmap->buffer + ( height - height_org ) * pitch;
+ FT_Byte* write = bitmap->buffer;
+ FT_UInt hh;
+
+
+ for ( hh = height_org; hh > 0; hh-- )
+ {
+ ft_memcpy( write, read, pitch );
+ write += pitch;
+
+ ft_memcpy( write, read, pitch );
+ write += pitch;
+
+ ft_memcpy( write, read, pitch );
+ write += pitch;
+ read += pitch;
+ }
+ }
+
+#endif /* !FT_CONFIG_OPTION_SUBPIXEL_RENDERING */
+
+ FT_Outline_Translate( outline, x_shift, y_shift );
+
+ /*
+ * XXX: on 16bit system, we return an error for huge bitmap
+ * to prevent an overflow.
+ */
+ if ( x_left > FT_INT_MAX || y_top > FT_INT_MAX )
+ return Smooth_Err_Invalid_Pixel_Size;
+
+ if ( error )
+ goto Exit;
+
+ slot->format = FT_GLYPH_FORMAT_BITMAP;
+ slot->bitmap_left = (FT_Int)x_left;
+ slot->bitmap_top = (FT_Int)y_top;
+
+ Exit:
+ if ( outline && origin )
+ FT_Outline_Translate( outline, -origin->x, -origin->y );
+
+ return error;
+ }
+
+
+ /* convert a slot's glyph image into a bitmap */
+ static FT_Error
+ ft_smooth_render( FT_Renderer render,
+ FT_GlyphSlot slot,
+ FT_Render_Mode mode,
+ const FT_Vector* origin )
+ {
+ if ( mode == FT_RENDER_MODE_LIGHT )
+ mode = FT_RENDER_MODE_NORMAL;
+
+ return ft_smooth_render_generic( render, slot, mode, origin,
+ FT_RENDER_MODE_NORMAL );
+ }
+
+
+ /* convert a slot's glyph image into a horizontal LCD bitmap */
+ static FT_Error
+ ft_smooth_render_lcd( FT_Renderer render,
+ FT_GlyphSlot slot,
+ FT_Render_Mode mode,
+ const FT_Vector* origin )
+ {
+ FT_Error error;
+
+ error = ft_smooth_render_generic( render, slot, mode, origin,
+ FT_RENDER_MODE_LCD );
+ if ( !error )
+ slot->bitmap.pixel_mode = FT_PIXEL_MODE_LCD;
+
+ return error;
+ }
+
+
+ /* convert a slot's glyph image into a vertical LCD bitmap */
+ static FT_Error
+ ft_smooth_render_lcd_v( FT_Renderer render,
+ FT_GlyphSlot slot,
+ FT_Render_Mode mode,
+ const FT_Vector* origin )
+ {
+ FT_Error error;
+
+ error = ft_smooth_render_generic( render, slot, mode, origin,
+ FT_RENDER_MODE_LCD_V );
+ if ( !error )
+ slot->bitmap.pixel_mode = FT_PIXEL_MODE_LCD_V;
+
+ return error;
+ }
+
+
+ FT_DEFINE_RENDERER( ft_smooth_renderer_class,
+
+ FT_MODULE_RENDERER,
+ sizeof ( FT_RendererRec ),
+
+ "smooth",
+ 0x10000L,
+ 0x20000L,
+
+ 0, /* module specific interface */
+
+ (FT_Module_Constructor)ft_smooth_init,
+ (FT_Module_Destructor) 0,
+ (FT_Module_Requester) 0
+ ,
+
+ FT_GLYPH_FORMAT_OUTLINE,
+
+ (FT_Renderer_RenderFunc) ft_smooth_render,
+ (FT_Renderer_TransformFunc)ft_smooth_transform,
+ (FT_Renderer_GetCBoxFunc) ft_smooth_get_cbox,
+ (FT_Renderer_SetModeFunc) ft_smooth_set_mode,
+
+ (FT_Raster_Funcs*) &FT_GRAYS_RASTER_GET
+ )
+
+
+ FT_DEFINE_RENDERER( ft_smooth_lcd_renderer_class,
+
+ FT_MODULE_RENDERER,
+ sizeof ( FT_RendererRec ),
+
+ "smooth-lcd",
+ 0x10000L,
+ 0x20000L,
+
+ 0, /* module specific interface */
+
+ (FT_Module_Constructor)ft_smooth_init,
+ (FT_Module_Destructor) 0,
+ (FT_Module_Requester) 0
+ ,
+
+ FT_GLYPH_FORMAT_OUTLINE,
+
+ (FT_Renderer_RenderFunc) ft_smooth_render_lcd,
+ (FT_Renderer_TransformFunc)ft_smooth_transform,
+ (FT_Renderer_GetCBoxFunc) ft_smooth_get_cbox,
+ (FT_Renderer_SetModeFunc) ft_smooth_set_mode,
+
+ (FT_Raster_Funcs*) &FT_GRAYS_RASTER_GET
+ )
+
+ FT_DEFINE_RENDERER( ft_smooth_lcdv_renderer_class,
+
+ FT_MODULE_RENDERER,
+ sizeof ( FT_RendererRec ),
+
+ "smooth-lcdv",
+ 0x10000L,
+ 0x20000L,
+
+ 0, /* module specific interface */
+
+ (FT_Module_Constructor)ft_smooth_init,
+ (FT_Module_Destructor) 0,
+ (FT_Module_Requester) 0
+ ,
+
+ FT_GLYPH_FORMAT_OUTLINE,
+
+ (FT_Renderer_RenderFunc) ft_smooth_render_lcd_v,
+ (FT_Renderer_TransformFunc)ft_smooth_transform,
+ (FT_Renderer_GetCBoxFunc) ft_smooth_get_cbox,
+ (FT_Renderer_SetModeFunc) ft_smooth_set_mode,
+
+ (FT_Raster_Funcs*) &FT_GRAYS_RASTER_GET
+ )
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftsmooth.h */
+/* */
+/* Anti-aliasing renderer interface (specification). */
+/* */
+/* Copyright 1996-2001 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTSMOOTH_H__
+#define __FTSMOOTH_H__
+
+
+#include <ft2build.h>
+#include FT_RENDER_H
+
+
+FT_BEGIN_HEADER
+
+
+#ifndef FT_CONFIG_OPTION_NO_STD_RASTER
+ FT_DECLARE_RENDERER( ft_std_renderer_class )
+#endif
+
+#ifndef FT_CONFIG_OPTION_NO_SMOOTH_RASTER
+ FT_DECLARE_RENDERER( ft_smooth_renderer_class )
+
+ FT_DECLARE_RENDERER( ft_smooth_lcd_renderer_class )
+
+ FT_DECLARE_RENDERER( ft_smooth_lcd_v_renderer_class )
+#endif
+
+
+
+FT_END_HEADER
+
+#endif /* __FTSMOOTH_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftspic.c */
+/* */
+/* The FreeType position independent code services for smooth module. */
+/* */
+/* Copyright 2009, 2010 by */
+/* Oran Agra and Mickey Gabel. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+#include FT_INTERNAL_OBJECTS_H
+#include "ftspic.h"
+#include "ftsmerrs.h"
+
+#ifdef FT_CONFIG_OPTION_PIC
+
+ /* forward declaration of PIC init functions from ftgrays.c */
+ void
+ FT_Init_Class_ft_grays_raster( FT_Raster_Funcs* funcs );
+
+ void
+ ft_smooth_renderer_class_pic_free( FT_Library library )
+ {
+ FT_PIC_Container* pic_container = &library->pic_container;
+ FT_Memory memory = library->memory;
+
+
+ if ( pic_container->smooth )
+ {
+ SmoothPIC* container = (SmoothPIC*)pic_container->smooth;
+
+
+ if ( --container->ref_count )
+ return;
+ FT_FREE( container );
+ pic_container->smooth = NULL;
+ }
+ }
+
+
+ FT_Error
+ ft_smooth_renderer_class_pic_init( FT_Library library )
+ {
+ FT_PIC_Container* pic_container = &library->pic_container;
+ FT_Error error = Smooth_Err_Ok;
+ SmoothPIC* container;
+ FT_Memory memory = library->memory;
+
+
+ /* since this function also serve smooth_lcd and smooth_lcdv renderers,
+ it implements reference counting */
+ if ( pic_container->smooth )
+ {
+ ((SmoothPIC*)pic_container->smooth)->ref_count++;
+ return error;
+ }
+
+ /* allocate pointer, clear and set global container pointer */
+ if ( FT_ALLOC ( container, sizeof ( *container ) ) )
+ return error;
+ FT_MEM_SET( container, 0, sizeof ( *container ) );
+ pic_container->smooth = container;
+ container->ref_count = 1;
+
+ /* initialize pointer table - this is how the module usually expects this data */
+ FT_Init_Class_ft_grays_raster( &container->ft_grays_raster );
+/*Exit:*/
+ if ( error )
+ ft_smooth_renderer_class_pic_free( library );
+ return error;
+ }
+
+ /* re-route these init and free functions to the above functions */
+ FT_Error ft_smooth_lcd_renderer_class_pic_init( FT_Library library )
+ {
+ return ft_smooth_renderer_class_pic_init( library );
+ }
+
+ void ft_smooth_lcd_renderer_class_pic_free( FT_Library library )
+ {
+ ft_smooth_renderer_class_pic_free( library );
+ }
+
+ FT_Error ft_smooth_lcdv_renderer_class_pic_init( FT_Library library )
+ {
+ return ft_smooth_renderer_class_pic_init( library );
+ }
+
+ void ft_smooth_lcdv_renderer_class_pic_free( FT_Library library )
+ {
+ ft_smooth_renderer_class_pic_free( library );
+ }
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ftspic.h */
+/* */
+/* The FreeType position independent code services for smooth module. */
+/* */
+/* Copyright 2009 by */
+/* Oran Agra and Mickey Gabel. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __FTSPIC_H__
+#define __FTSPIC_H__
+
+
+FT_BEGIN_HEADER
+
+#include FT_INTERNAL_PIC_H
+
+#ifndef FT_CONFIG_OPTION_PIC
+#define FT_GRAYS_RASTER_GET ft_grays_raster
+
+#else /* FT_CONFIG_OPTION_PIC */
+
+ typedef struct SmoothPIC_
+ {
+ int ref_count;
+ FT_Raster_Funcs ft_grays_raster;
+ } SmoothPIC;
+
+#define GET_PIC(lib) ((SmoothPIC*)((lib)->pic_container.smooth))
+#define FT_GRAYS_RASTER_GET (GET_PIC(library)->ft_grays_raster)
+
+ /* see ftspic.c for the implementation */
+ void
+ ft_smooth_renderer_class_pic_free( FT_Library library );
+
+ void
+ ft_smooth_lcd_renderer_class_pic_free( FT_Library library );
+
+ void
+ ft_smooth_lcdv_renderer_class_pic_free( FT_Library library );
+
+ FT_Error
+ ft_smooth_renderer_class_pic_init( FT_Library library );
+
+ FT_Error
+ ft_smooth_lcd_renderer_class_pic_init( FT_Library library );
+
+ FT_Error
+ ft_smooth_lcdv_renderer_class_pic_init( FT_Library library );
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+ /* */
+
+FT_END_HEADER
+
+#endif /* __FTSPIC_H__ */
+
+
+/* END */
--- /dev/null
+#
+# FreeType 2 smooth renderer module definition
+#
+
+
+# Copyright 1996-2000, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+FTMODULE_H_COMMANDS += SMOOTH_RENDERER
+
+define SMOOTH_RENDERER
+$(OPEN_DRIVER) FT_Renderer_Class, ft_smooth_renderer_class $(CLOSE_DRIVER)
+$(ECHO_DRIVER)smooth $(ECHO_DRIVER_DESC)anti-aliased bitmap renderer$(ECHO_DRIVER_DONE)
+$(OPEN_DRIVER) FT_Renderer_Class, ft_smooth_lcd_renderer_class $(CLOSE_DRIVER)
+$(ECHO_DRIVER)smooth $(ECHO_DRIVER_DESC)anti-aliased bitmap renderer for LCDs$(ECHO_DRIVER_DONE)
+$(OPEN_DRIVER) FT_Renderer_Class, ft_smooth_lcdv_renderer_class $(CLOSE_DRIVER)
+$(ECHO_DRIVER)smooth $(ECHO_DRIVER_DESC)anti-aliased bitmap renderer for vertical LCDs$(ECHO_DRIVER_DONE)
+endef
+
+# EOF
--- /dev/null
+#
+# FreeType 2 smooth renderer module build rules
+#
+
+
+# Copyright 1996-2000, 2001, 2003, 2011 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# smooth driver directory
+#
+SMOOTH_DIR := $(SRC_DIR)/smooth
+
+# compilation flags for the driver
+#
+SMOOTH_COMPILE := $(FT_COMPILE) $I$(subst /,$(COMPILER_SEP),$(SMOOTH_DIR))
+
+
+# smooth driver sources (i.e., C files)
+#
+SMOOTH_DRV_SRC := $(SMOOTH_DIR)/ftgrays.c \
+ $(SMOOTH_DIR)/ftsmooth.c \
+ $(SMOOTH_DIR)/ftspic.c
+
+
+# smooth driver headers
+#
+SMOOTH_DRV_H := $(SMOOTH_DRV_SRC:%c=%h) \
+ $(SMOOTH_DIR)/ftsmerrs.h
+
+
+# smooth driver object(s)
+#
+# SMOOTH_DRV_OBJ_M is used during `multi' builds.
+# SMOOTH_DRV_OBJ_S is used during `single' builds.
+#
+SMOOTH_DRV_OBJ_M := $(SMOOTH_DRV_SRC:$(SMOOTH_DIR)/%.c=$(OBJ_DIR)/%.$O)
+SMOOTH_DRV_OBJ_S := $(OBJ_DIR)/smooth.$O
+
+# smooth driver source file for single build
+#
+SMOOTH_DRV_SRC_S := $(SMOOTH_DIR)/smooth.c
+
+
+# smooth driver - single object
+#
+$(SMOOTH_DRV_OBJ_S): $(SMOOTH_DRV_SRC_S) $(SMOOTH_DRV_SRC) \
+ $(FREETYPE_H) $(SMOOTH_DRV_H)
+ $(SMOOTH_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $(SMOOTH_DRV_SRC_S))
+
+
+# smooth driver - multiple objects
+#
+$(OBJ_DIR)/%.$O: $(SMOOTH_DIR)/%.c $(FREETYPE_H) $(SMOOTH_DRV_H)
+ $(SMOOTH_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $<)
+
+
+# update main driver object lists
+#
+DRV_OBJS_S += $(SMOOTH_DRV_OBJ_S)
+DRV_OBJS_M += $(SMOOTH_DRV_OBJ_M)
+
+
+# EOF
--- /dev/null
+/***************************************************************************/
+/* */
+/* smooth.c */
+/* */
+/* FreeType anti-aliasing rasterer module component (body only). */
+/* */
+/* Copyright 1996-2001 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#define FT_MAKE_OPTION_SINGLE_OBJECT
+
+#include <ft2build.h>
+#include "ftspic.c"
+#include "ftgrays.c"
+#include "ftsmooth.c"
+
+
+/* END */
--- /dev/null
+# Jamfile for src/tools
+#
+SubDir FT2_TOP src tools ;
+
+Main apinames : apinames.c ;
--- /dev/null
+/*
+ * This little program is used to parse the FreeType headers and
+ * find the declaration of all public APIs. This is easy, because
+ * they all look like the following:
+ *
+ * FT_EXPORT( return_type )
+ * function_name( function arguments );
+ *
+ * You must pass the list of header files as arguments. Wildcards are
+ * accepted if you are using GCC for compilation (and probably by
+ * other compilers too).
+ *
+ * Author: David Turner, 2005, 2006, 2008-2012
+ *
+ * This code is explicitly placed into the public domain.
+ *
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <ctype.h>
+
+#define PROGRAM_NAME "apinames"
+#define PROGRAM_VERSION "0.1"
+
+#define LINEBUFF_SIZE 1024
+
+typedef enum OutputFormat_
+{
+ OUTPUT_LIST = 0, /* output the list of names, one per line */
+ OUTPUT_WINDOWS_DEF, /* output a Windows .DEF file for Visual C++ or Mingw */
+ OUTPUT_BORLAND_DEF, /* output a Windows .DEF file for Borland C++ */
+ OUTPUT_WATCOM_LBC /* output a Watcom Linker Command File */
+
+} OutputFormat;
+
+
+static void
+panic( const char* message )
+{
+ fprintf( stderr, "PANIC: %s\n", message );
+ exit(2);
+}
+
+
+typedef struct NameRec_
+{
+ char* name;
+ unsigned int hash;
+
+} NameRec, *Name;
+
+static Name the_names;
+static int num_names;
+static int max_names;
+
+static void
+names_add( const char* name,
+ const char* end )
+{
+ unsigned int h;
+ int nn, len;
+ Name nm;
+
+ if ( end <= name )
+ return;
+
+ /* compute hash value */
+ len = (int)(end - name);
+ h = 0;
+ for ( nn = 0; nn < len; nn++ )
+ h = h*33 + name[nn];
+
+ /* check for an pre-existing name */
+ for ( nn = 0; nn < num_names; nn++ )
+ {
+ nm = the_names + nn;
+
+ if ( (int)nm->hash == h &&
+ memcmp( name, nm->name, len ) == 0 &&
+ nm->name[len] == 0 )
+ return;
+ }
+
+ /* add new name */
+ if ( num_names >= max_names )
+ {
+ max_names += (max_names >> 1) + 4;
+ the_names = (NameRec*)realloc( the_names,
+ sizeof ( the_names[0] ) * max_names );
+ if ( the_names == NULL )
+ panic( "not enough memory" );
+ }
+ nm = &the_names[num_names++];
+
+ nm->hash = h;
+ nm->name = (char*)malloc( len+1 );
+ if ( nm->name == NULL )
+ panic( "not enough memory" );
+
+ memcpy( nm->name, name, len );
+ nm->name[len] = 0;
+}
+
+
+static int
+name_compare( const void* name1,
+ const void* name2 )
+{
+ Name n1 = (Name)name1;
+ Name n2 = (Name)name2;
+
+ return strcmp( n1->name, n2->name );
+}
+
+static void
+names_sort( void )
+{
+ qsort( the_names, (size_t)num_names,
+ sizeof ( the_names[0] ), name_compare );
+}
+
+
+static void
+names_dump( FILE* out,
+ OutputFormat format,
+ const char* dll_name )
+{
+ int nn;
+
+
+ switch ( format )
+ {
+ case OUTPUT_WINDOWS_DEF:
+ if ( dll_name )
+ fprintf( out, "LIBRARY %s\n", dll_name );
+
+ fprintf( out, "DESCRIPTION FreeType 2 DLL\n" );
+ fprintf( out, "EXPORTS\n" );
+ for ( nn = 0; nn < num_names; nn++ )
+ fprintf( out, " %s\n", the_names[nn].name );
+ break;
+
+ case OUTPUT_BORLAND_DEF:
+ if ( dll_name )
+ fprintf( out, "LIBRARY %s\n", dll_name );
+
+ fprintf( out, "DESCRIPTION FreeType 2 DLL\n" );
+ fprintf( out, "EXPORTS\n" );
+ for ( nn = 0; nn < num_names; nn++ )
+ fprintf( out, " _%s\n", the_names[nn].name );
+ break;
+
+ case OUTPUT_WATCOM_LBC:
+ {
+ /* we must omit the .dll suffix from the library name */
+ char temp[512];
+ const char* dot;
+
+
+ if ( dll_name == NULL )
+ {
+ fprintf( stderr,
+ "you must provide a DLL name with the -d option!\n" );
+ exit( 4 );
+ }
+
+ dot = strchr( dll_name, '.' );
+ if ( dot != NULL )
+ {
+ int len = dot - dll_name;
+
+
+ if ( len > (int)( sizeof ( temp ) - 1 ) )
+ len = sizeof ( temp ) - 1;
+
+ memcpy( temp, dll_name, len );
+ temp[len] = 0;
+
+ dll_name = (const char*)temp;
+ }
+
+ for ( nn = 0; nn < num_names; nn++ )
+ fprintf( out, "++_%s.%s.%s\n", the_names[nn].name, dll_name,
+ the_names[nn].name );
+ }
+ break;
+
+ default: /* LIST */
+ for ( nn = 0; nn < num_names; nn++ )
+ fprintf( out, "%s\n", the_names[nn].name );
+ }
+}
+
+
+
+
+/* states of the line parser */
+
+typedef enum State_
+{
+ STATE_START = 0, /* waiting for FT_EXPORT keyword and return type */
+ STATE_TYPE /* type was read, waiting for function name */
+
+} State;
+
+static int
+read_header_file( FILE* file, int verbose )
+{
+ static char buff[LINEBUFF_SIZE + 1];
+ State state = STATE_START;
+
+ while ( !feof( file ) )
+ {
+ char* p;
+
+ if ( !fgets( buff, LINEBUFF_SIZE, file ) )
+ break;
+
+ p = buff;
+
+ while ( *p && (*p == ' ' || *p == '\\') ) /* skip leading whitespace */
+ p++;
+
+ if ( *p == '\n' || *p == '\r' ) /* skip empty lines */
+ continue;
+
+ switch ( state )
+ {
+ case STATE_START:
+ {
+ if ( memcmp( p, "FT_EXPORT(", 10 ) != 0 )
+ break;
+
+ p += 10;
+ for (;;)
+ {
+ if ( *p == 0 || *p == '\n' || *p == '\r' )
+ goto NextLine;
+
+ if ( *p == ')' )
+ {
+ p++;
+ break;
+ }
+
+ p++;
+ }
+
+ state = STATE_TYPE;
+
+ /* sometimes, the name is just after the FT_EXPORT(...), so
+ * skip whitespace, and fall-through if we find an alphanumeric
+ * character
+ */
+ while ( *p == ' ' || *p == '\t' )
+ p++;
+
+ if ( !isalpha(*p) )
+ break;
+ }
+ /* fall-through */
+
+ case STATE_TYPE:
+ {
+ char* name = p;
+
+ while ( isalnum(*p) || *p == '_' )
+ p++;
+
+ if ( p > name )
+ {
+ if ( verbose )
+ fprintf( stderr, ">>> %.*s\n", (int)(p - name), name );
+
+ names_add( name, p );
+ }
+
+ state = STATE_START;
+ }
+ break;
+
+ default:
+ ;
+ }
+
+ NextLine:
+ ;
+ }
+
+ return 0;
+}
+
+
+static void
+usage( void )
+{
+ static const char* const format =
+ "%s %s: extract FreeType API names from header files\n\n"
+ "this program is used to extract the list of public FreeType API\n"
+ "functions. It receives the list of header files as argument and\n"
+ "generates a sorted list of unique identifiers\n\n"
+
+ "usage: %s header1 [options] [header2 ...]\n\n"
+
+ "options: - : parse the content of stdin, ignore arguments\n"
+ " -v : verbose mode, output sent to standard error\n"
+ " -oFILE : write output to FILE instead of standard output\n"
+ " -dNAME : indicate DLL file name, 'freetype.dll' by default\n"
+ " -w : output .DEF file for Visual C++ and Mingw\n"
+ " -wB : output .DEF file for Borland C++\n"
+ " -wW : output Watcom Linker Response File\n"
+ "\n";
+
+ fprintf( stderr,
+ format,
+ PROGRAM_NAME,
+ PROGRAM_VERSION,
+ PROGRAM_NAME
+ );
+ exit(1);
+}
+
+
+int main( int argc, const char* const* argv )
+{
+ int from_stdin = 0;
+ int verbose = 0;
+ OutputFormat format = OUTPUT_LIST; /* the default */
+ FILE* out = stdout;
+ const char* library_name = NULL;
+
+ if ( argc < 2 )
+ usage();
+
+ /* '-' used as a single argument means read source file from stdin */
+ while ( argc > 1 && argv[1][0] == '-' )
+ {
+ const char* arg = argv[1];
+
+ switch ( arg[1] )
+ {
+ case 'v':
+ verbose = 1;
+ break;
+
+ case 'o':
+ if ( arg[2] == 0 )
+ {
+ if ( argc < 2 )
+ usage();
+
+ arg = argv[2];
+ argv++;
+ argc--;
+ }
+ else
+ arg += 2;
+
+ out = fopen( arg, "wt" );
+ if ( out == NULL )
+ {
+ fprintf( stderr, "could not open '%s' for writing\n", argv[2] );
+ exit(3);
+ }
+ break;
+
+ case 'd':
+ if ( arg[2] == 0 )
+ {
+ if ( argc < 2 )
+ usage();
+
+ arg = argv[2];
+ argv++;
+ argc--;
+ }
+ else
+ arg += 2;
+
+ library_name = arg;
+ break;
+
+ case 'w':
+ format = OUTPUT_WINDOWS_DEF;
+ switch ( arg[2] )
+ {
+ case 'B':
+ format = OUTPUT_BORLAND_DEF;
+ break;
+
+ case 'W':
+ format = OUTPUT_WATCOM_LBC;
+ break;
+
+ case 0:
+ break;
+
+ default:
+ usage();
+ }
+ break;
+
+ case 0:
+ from_stdin = 1;
+ break;
+
+ default:
+ usage();
+ }
+
+ argc--;
+ argv++;
+ }
+
+ if ( from_stdin )
+ {
+ read_header_file( stdin, verbose );
+ }
+ else
+ {
+ for ( --argc, argv++; argc > 0; argc--, argv++ )
+ {
+ FILE* file = fopen( argv[0], "rb" );
+
+ if ( file == NULL )
+ fprintf( stderr, "unable to open '%s'\n", argv[0] );
+ else
+ {
+ if ( verbose )
+ fprintf( stderr, "opening '%s'\n", argv[0] );
+
+ read_header_file( file, verbose );
+ fclose( file );
+ }
+ }
+ }
+
+ if ( num_names == 0 )
+ panic( "could not find exported functions !!\n" );
+
+ names_sort();
+ names_dump( out, format, library_name );
+
+ if ( out != stdout )
+ fclose( out );
+
+ return 0;
+}
--- /dev/null
+#!/usr/bin/env python
+#
+# Check trace components in FreeType 2 source.
+# Author: suzuki toshiya, 2009
+#
+# This code is explicitly into the public domain.
+
+
+import sys
+import os
+import re
+
+SRC_FILE_LIST = []
+USED_COMPONENT = {}
+KNOWN_COMPONENT = {}
+
+SRC_FILE_DIRS = [ "src" ]
+TRACE_DEF_FILES = [ "include/freetype/internal/fttrace.h" ]
+
+
+# --------------------------------------------------------------
+# Parse command line options
+#
+
+for i in range( 1, len( sys.argv ) ):
+ if sys.argv[i].startswith( "--help" ):
+ print "Usage: %s [option]" % sys.argv[0]
+ print "Search used-but-defined and defined-but-not-used trace_XXX macros"
+ print ""
+ print " --help:"
+ print " Show this help"
+ print ""
+ print " --src-dirs=dir1:dir2:..."
+ print " Specify the directories of C source files to be checked"
+ print " Default is %s" % ":".join( SRC_FILE_DIRS )
+ print ""
+ print " --def-files=file1:file2:..."
+ print " Specify the header files including FT_TRACE_DEF()"
+ print " Default is %s" % ":".join( TRACE_DEF_FILES )
+ print ""
+ exit(0)
+ if sys.argv[i].startswith( "--src-dirs=" ):
+ SRC_FILE_DIRS = sys.argv[i].replace( "--src-dirs=", "", 1 ).split( ":" )
+ elif sys.argv[i].startswith( "--def-files=" ):
+ TRACE_DEF_FILES = sys.argv[i].replace( "--def-files=", "", 1 ).split( ":" )
+
+
+# --------------------------------------------------------------
+# Scan C source and header files using trace macros.
+#
+
+c_pathname_pat = re.compile( '^.*\.[ch]$', re.IGNORECASE )
+trace_use_pat = re.compile( '^[ \t]*#define[ \t]+FT_COMPONENT[ \t]+trace_' )
+
+for d in SRC_FILE_DIRS:
+ for ( p, dlst, flst ) in os.walk( d ):
+ for f in flst:
+ if c_pathname_pat.match( f ) != None:
+ src_pathname = os.path.join( p, f )
+
+ line_num = 0
+ for src_line in open( src_pathname, 'r' ):
+ line_num = line_num + 1
+ src_line = src_line.strip()
+ if trace_use_pat.match( src_line ) != None:
+ component_name = trace_use_pat.sub( '', src_line )
+ if component_name in USED_COMPONENT:
+ USED_COMPONENT[component_name].append( "%s:%d" % ( src_pathname, line_num ) )
+ else:
+ USED_COMPONENT[component_name] = [ "%s:%d" % ( src_pathname, line_num ) ]
+
+
+# --------------------------------------------------------------
+# Scan header file(s) defining trace macros.
+#
+
+trace_def_pat_opn = re.compile( '^.*FT_TRACE_DEF[ \t]*\([ \t]*' )
+trace_def_pat_cls = re.compile( '[ \t\)].*$' )
+
+for f in TRACE_DEF_FILES:
+ line_num = 0
+ for hdr_line in open( f, 'r' ):
+ line_num = line_num + 1
+ hdr_line = hdr_line.strip()
+ if trace_def_pat_opn.match( hdr_line ) != None:
+ component_name = trace_def_pat_opn.sub( '', hdr_line )
+ component_name = trace_def_pat_cls.sub( '', component_name )
+ if component_name in KNOWN_COMPONENT:
+ print "trace component %s is defined twice, see %s and fttrace.h:%d" % \
+ ( component_name, KNOWN_COMPONENT[component_name], line_num )
+ else:
+ KNOWN_COMPONENT[component_name] = "%s:%d" % \
+ ( os.path.basename( f ), line_num )
+
+
+# --------------------------------------------------------------
+# Compare the used and defined trace macros.
+#
+
+print "# Trace component used in the implementations but not defined in fttrace.h."
+cmpnt = USED_COMPONENT.keys()
+cmpnt.sort()
+for c in cmpnt:
+ if c not in KNOWN_COMPONENT:
+ print "Trace component %s (used in %s) is not defined." % ( c, ", ".join( USED_COMPONENT[c] ) )
+
+print "# Trace component is defined but not used in the implementations."
+cmpnt = KNOWN_COMPONENT.keys()
+cmpnt.sort()
+for c in cmpnt:
+ if c not in USED_COMPONENT:
+ if c != "any":
+ print "Trace component %s (defined in %s) is not used." % ( c, KNOWN_COMPONENT[c] )
+
--- /dev/null
+# compute arctangent table for CORDIC computations in fttrigon.c
+import sys, math
+
+#units = 64*65536.0 # don't change !!
+units = 256
+scale = units/math.pi
+shrink = 1.0
+comma = ""
+
+def calc_val( x ):
+ global units, shrink
+ angle = math.atan(x)
+ shrink = shrink * math.cos(angle)
+ return angle/math.pi * units
+
+def print_val( n, x ):
+ global comma
+
+ lo = int(x)
+ hi = lo + 1
+ alo = math.atan(lo)
+ ahi = math.atan(hi)
+ ax = math.atan(2.0**n)
+
+ errlo = abs( alo - ax )
+ errhi = abs( ahi - ax )
+
+ if ( errlo < errhi ):
+ hi = lo
+
+ sys.stdout.write( comma + repr( int(hi) ) )
+ comma = ", "
+
+
+print ""
+print "table of arctan( 1/2^n ) for PI = " + repr(units/65536.0) + " units"
+
+# compute range of "i"
+r = [-1]
+r = r + range(32)
+
+for n in r:
+
+ if n >= 0:
+ x = 1.0/(2.0**n) # tangent value
+ else:
+ x = 2.0**(-n)
+
+ angle = math.atan(x) # arctangent
+ angle2 = angle*scale # arctangent in FT_Angle units
+
+ # determine which integer value for angle gives the best tangent
+ lo = int(angle2)
+ hi = lo + 1
+ tlo = math.tan(lo/scale)
+ thi = math.tan(hi/scale)
+
+ errlo = abs( tlo - x )
+ errhi = abs( thi - x )
+
+ angle2 = hi
+ if errlo < errhi:
+ angle2 = lo
+
+ if angle2 <= 0:
+ break
+
+ sys.stdout.write( comma + repr( int(angle2) ) )
+ comma = ", "
+
+ shrink = shrink * math.cos( angle2/scale)
+
+
+print
+print "shrink factor = " + repr( shrink )
+print "shrink factor 2 = " + repr( shrink * (2.0**32) )
+print "expansion factor = " + repr(1/shrink)
+print ""
+
--- /dev/null
+# Content (c) 2002, 2004, 2006, 2007, 2008, 2009
+# David Turner <david@freetype.org>
+#
+# This file contains routines used to parse the content of documentation
+# comment blocks and build more structured objects out of them.
+#
+
+from sources import *
+from utils import *
+import string, re
+
+
+# this regular expression is used to detect code sequences. these
+# are simply code fragments embedded in '{' and '}' like in:
+#
+# {
+# x = y + z;
+# if ( zookoo == 2 )
+# {
+# foobar();
+# }
+# }
+#
+# note that indentation of the starting and ending accolades must be
+# exactly the same. the code sequence can contain accolades at greater
+# indentation
+#
+re_code_start = re.compile( r"(\s*){\s*$" )
+re_code_end = re.compile( r"(\s*)}\s*$" )
+
+
+# this regular expression is used to isolate identifiers from
+# other text
+#
+re_identifier = re.compile( r'(\w*)' )
+
+
+# we collect macros ending in `_H'; while outputting the object data, we use
+# this info together with the object's file location to emit the appropriate
+# header file macro and name before the object itself
+#
+re_header_macro = re.compile( r'^#define\s{1,}(\w{1,}_H)\s{1,}<(.*)>' )
+
+
+#############################################################################
+#
+# The DocCode class is used to store source code lines.
+#
+# 'self.lines' contains a set of source code lines that will be dumped as
+# HTML in a <PRE> tag.
+#
+# The object is filled line by line by the parser; it strips the leading
+# "margin" space from each input line before storing it in 'self.lines'.
+#
+class DocCode:
+
+ def __init__( self, margin, lines ):
+ self.lines = []
+ self.words = None
+
+ # remove margin spaces
+ for l in lines:
+ if string.strip( l[:margin] ) == "":
+ l = l[margin:]
+ self.lines.append( l )
+
+ def dump( self, prefix = "", width = 60 ):
+ lines = self.dump_lines( 0, width )
+ for l in lines:
+ print prefix + l
+
+ def dump_lines( self, margin = 0, width = 60 ):
+ result = []
+ for l in self.lines:
+ result.append( " " * margin + l )
+ return result
+
+
+
+#############################################################################
+#
+# The DocPara class is used to store "normal" text paragraph.
+#
+# 'self.words' contains the list of words that make up the paragraph
+#
+class DocPara:
+
+ def __init__( self, lines ):
+ self.lines = None
+ self.words = []
+ for l in lines:
+ l = string.strip( l )
+ self.words.extend( string.split( l ) )
+
+ def dump( self, prefix = "", width = 60 ):
+ lines = self.dump_lines( 0, width )
+ for l in lines:
+ print prefix + l
+
+ def dump_lines( self, margin = 0, width = 60 ):
+ cur = "" # current line
+ col = 0 # current width
+ result = []
+
+ for word in self.words:
+ ln = len( word )
+ if col > 0:
+ ln = ln + 1
+
+ if col + ln > width:
+ result.append( " " * margin + cur )
+ cur = word
+ col = len( word )
+ else:
+ if col > 0:
+ cur = cur + " "
+ cur = cur + word
+ col = col + ln
+
+ if col > 0:
+ result.append( " " * margin + cur )
+
+ return result
+
+
+
+#############################################################################
+#
+# The DocField class is used to store a list containing either DocPara or
+# DocCode objects. Each DocField also has an optional "name" which is used
+# when the object corresponds to a field or value definition
+#
+class DocField:
+
+ def __init__( self, name, lines ):
+ self.name = name # can be None for normal paragraphs/sources
+ self.items = [] # list of items
+
+ mode_none = 0 # start parsing mode
+ mode_code = 1 # parsing code sequences
+ mode_para = 3 # parsing normal paragraph
+
+ margin = -1 # current code sequence indentation
+ cur_lines = []
+
+ # now analyze the markup lines to see if they contain paragraphs,
+ # code sequences or fields definitions
+ #
+ start = 0
+ mode = mode_none
+
+ for l in lines:
+ # are we parsing a code sequence ?
+ if mode == mode_code:
+ m = re_code_end.match( l )
+ if m and len( m.group( 1 ) ) <= margin:
+ # that's it, we finished the code sequence
+ code = DocCode( 0, cur_lines )
+ self.items.append( code )
+ margin = -1
+ cur_lines = []
+ mode = mode_none
+ else:
+ # nope, continue the code sequence
+ cur_lines.append( l[margin:] )
+ else:
+ # start of code sequence ?
+ m = re_code_start.match( l )
+ if m:
+ # save current lines
+ if cur_lines:
+ para = DocPara( cur_lines )
+ self.items.append( para )
+ cur_lines = []
+
+ # switch to code extraction mode
+ margin = len( m.group( 1 ) )
+ mode = mode_code
+ else:
+ if not string.split( l ) and cur_lines:
+ # if the line is empty, we end the current paragraph,
+ # if any
+ para = DocPara( cur_lines )
+ self.items.append( para )
+ cur_lines = []
+ else:
+ # otherwise, simply add the line to the current
+ # paragraph
+ cur_lines.append( l )
+
+ if mode == mode_code:
+ # unexpected end of code sequence
+ code = DocCode( margin, cur_lines )
+ self.items.append( code )
+ elif cur_lines:
+ para = DocPara( cur_lines )
+ self.items.append( para )
+
+ def dump( self, prefix = "" ):
+ if self.field:
+ print prefix + self.field + " ::"
+ prefix = prefix + "----"
+
+ first = 1
+ for p in self.items:
+ if not first:
+ print ""
+ p.dump( prefix )
+ first = 0
+
+ def dump_lines( self, margin = 0, width = 60 ):
+ result = []
+ nl = None
+
+ for p in self.items:
+ if nl:
+ result.append( "" )
+
+ result.extend( p.dump_lines( margin, width ) )
+ nl = 1
+
+ return result
+
+
+
+# this regular expression is used to detect field definitions
+#
+re_field = re.compile( r"\s*(\w*|\w(\w|\.)*\w)\s*::" )
+
+
+
+class DocMarkup:
+
+ def __init__( self, tag, lines ):
+ self.tag = string.lower( tag )
+ self.fields = []
+
+ cur_lines = []
+ field = None
+ mode = 0
+
+ for l in lines:
+ m = re_field.match( l )
+ if m:
+ # we detected the start of a new field definition
+
+ # first, save the current one
+ if cur_lines:
+ f = DocField( field, cur_lines )
+ self.fields.append( f )
+ cur_lines = []
+ field = None
+
+ field = m.group( 1 ) # record field name
+ ln = len( m.group( 0 ) )
+ l = " " * ln + l[ln:]
+ cur_lines = [l]
+ else:
+ cur_lines.append( l )
+
+ if field or cur_lines:
+ f = DocField( field, cur_lines )
+ self.fields.append( f )
+
+ def get_name( self ):
+ try:
+ return self.fields[0].items[0].words[0]
+ except:
+ return None
+
+ def get_start( self ):
+ try:
+ result = ""
+ for word in self.fields[0].items[0].words:
+ result = result + " " + word
+ return result[1:]
+ except:
+ return "ERROR"
+
+ def dump( self, margin ):
+ print " " * margin + "<" + self.tag + ">"
+ for f in self.fields:
+ f.dump( " " )
+ print " " * margin + "</" + self.tag + ">"
+
+
+
+class DocChapter:
+
+ def __init__( self, block ):
+ self.block = block
+ self.sections = []
+ if block:
+ self.name = block.name
+ self.title = block.get_markup_words( "title" )
+ self.order = block.get_markup_words( "sections" )
+ else:
+ self.name = "Other"
+ self.title = string.split( "Miscellaneous" )
+ self.order = []
+
+
+
+class DocSection:
+
+ def __init__( self, name = "Other" ):
+ self.name = name
+ self.blocks = {}
+ self.block_names = [] # ordered block names in section
+ self.defs = []
+ self.abstract = ""
+ self.description = ""
+ self.order = []
+ self.title = "ERROR"
+ self.chapter = None
+
+ def add_def( self, block ):
+ self.defs.append( block )
+
+ def add_block( self, block ):
+ self.block_names.append( block.name )
+ self.blocks[block.name] = block
+
+ def process( self ):
+ # look up one block that contains a valid section description
+ for block in self.defs:
+ title = block.get_markup_text( "title" )
+ if title:
+ self.title = title
+ self.abstract = block.get_markup_words( "abstract" )
+ self.description = block.get_markup_items( "description" )
+ self.order = block.get_markup_words( "order" )
+ return
+
+ def reorder( self ):
+ self.block_names = sort_order_list( self.block_names, self.order )
+
+
+
+class ContentProcessor:
+
+ def __init__( self ):
+ """initialize a block content processor"""
+ self.reset()
+
+ self.sections = {} # dictionary of documentation sections
+ self.section = None # current documentation section
+
+ self.chapters = [] # list of chapters
+
+ self.headers = {} # dictionary of header macros
+
+ def set_section( self, section_name ):
+ """set current section during parsing"""
+ if not self.sections.has_key( section_name ):
+ section = DocSection( section_name )
+ self.sections[section_name] = section
+ self.section = section
+ else:
+ self.section = self.sections[section_name]
+
+ def add_chapter( self, block ):
+ chapter = DocChapter( block )
+ self.chapters.append( chapter )
+
+
+ def reset( self ):
+ """reset the content processor for a new block"""
+ self.markups = []
+ self.markup = None
+ self.markup_lines = []
+
+ def add_markup( self ):
+ """add a new markup section"""
+ if self.markup and self.markup_lines:
+
+ # get rid of last line of markup if it's empty
+ marks = self.markup_lines
+ if len( marks ) > 0 and not string.strip( marks[-1] ):
+ self.markup_lines = marks[:-1]
+
+ m = DocMarkup( self.markup, self.markup_lines )
+
+ self.markups.append( m )
+
+ self.markup = None
+ self.markup_lines = []
+
+ def process_content( self, content ):
+ """process a block content and return a list of DocMarkup objects
+ corresponding to it"""
+ markup = None
+ markup_lines = []
+ first = 1
+
+ for line in content:
+ found = None
+ for t in re_markup_tags:
+ m = t.match( line )
+ if m:
+ found = string.lower( m.group( 1 ) )
+ prefix = len( m.group( 0 ) )
+ line = " " * prefix + line[prefix:] # remove markup from line
+ break
+
+ # is it the start of a new markup section ?
+ if found:
+ first = 0
+ self.add_markup() # add current markup content
+ self.markup = found
+ if len( string.strip( line ) ) > 0:
+ self.markup_lines.append( line )
+ elif first == 0:
+ self.markup_lines.append( line )
+
+ self.add_markup()
+
+ return self.markups
+
+ def parse_sources( self, source_processor ):
+ blocks = source_processor.blocks
+ count = len( blocks )
+
+ for n in range( count ):
+ source = blocks[n]
+ if source.content:
+ # this is a documentation comment, we need to catch
+ # all following normal blocks in the "follow" list
+ #
+ follow = []
+ m = n + 1
+ while m < count and not blocks[m].content:
+ follow.append( blocks[m] )
+ m = m + 1
+
+ doc_block = DocBlock( source, follow, self )
+
+ def finish( self ):
+ # process all sections to extract their abstract, description
+ # and ordered list of items
+ #
+ for sec in self.sections.values():
+ sec.process()
+
+ # process chapters to check that all sections are correctly
+ # listed there
+ for chap in self.chapters:
+ for sec in chap.order:
+ if self.sections.has_key( sec ):
+ section = self.sections[sec]
+ section.chapter = chap
+ section.reorder()
+ chap.sections.append( section )
+ else:
+ sys.stderr.write( "WARNING: chapter '" + \
+ chap.name + "' in " + chap.block.location() + \
+ " lists unknown section '" + sec + "'\n" )
+
+ # check that all sections are in a chapter
+ #
+ others = []
+ for sec in self.sections.values():
+ if not sec.chapter:
+ others.append( sec )
+
+ # create a new special chapter for all remaining sections
+ # when necessary
+ #
+ if others:
+ chap = DocChapter( None )
+ chap.sections = others
+ self.chapters.append( chap )
+
+
+
+class DocBlock:
+
+ def __init__( self, source, follow, processor ):
+ processor.reset()
+
+ self.source = source
+ self.code = []
+ self.type = "ERRTYPE"
+ self.name = "ERRNAME"
+ self.section = processor.section
+ self.markups = processor.process_content( source.content )
+
+ # compute block type from first markup tag
+ try:
+ self.type = self.markups[0].tag
+ except:
+ pass
+
+ # compute block name from first markup paragraph
+ try:
+ markup = self.markups[0]
+ para = markup.fields[0].items[0]
+ name = para.words[0]
+ m = re_identifier.match( name )
+ if m:
+ name = m.group( 1 )
+ self.name = name
+ except:
+ pass
+
+ if self.type == "section":
+ # detect new section starts
+ processor.set_section( self.name )
+ processor.section.add_def( self )
+ elif self.type == "chapter":
+ # detect new chapter
+ processor.add_chapter( self )
+ else:
+ processor.section.add_block( self )
+
+ # now, compute the source lines relevant to this documentation
+ # block. We keep normal comments in for obvious reasons (??)
+ source = []
+ for b in follow:
+ if b.format:
+ break
+ for l in b.lines:
+ # collect header macro definitions
+ m = re_header_macro.match( l )
+ if m:
+ processor.headers[m.group( 2 )] = m.group( 1 );
+
+ # we use "/* */" as a separator
+ if re_source_sep.match( l ):
+ break
+ source.append( l )
+
+ # now strip the leading and trailing empty lines from the sources
+ start = 0
+ end = len( source ) - 1
+
+ while start < end and not string.strip( source[start] ):
+ start = start + 1
+
+ while start < end and not string.strip( source[end] ):
+ end = end - 1
+
+ if start == end and not string.strip( source[start] ):
+ self.code = []
+ else:
+ self.code = source[start:end + 1]
+
+ def location( self ):
+ return self.source.location()
+
+ def get_markup( self, tag_name ):
+ """return the DocMarkup corresponding to a given tag in a block"""
+ for m in self.markups:
+ if m.tag == string.lower( tag_name ):
+ return m
+ return None
+
+ def get_markup_name( self, tag_name ):
+ """return the name of a given primary markup in a block"""
+ try:
+ m = self.get_markup( tag_name )
+ return m.get_name()
+ except:
+ return None
+
+ def get_markup_words( self, tag_name ):
+ try:
+ m = self.get_markup( tag_name )
+ return m.fields[0].items[0].words
+ except:
+ return []
+
+ def get_markup_text( self, tag_name ):
+ result = self.get_markup_words( tag_name )
+ return string.join( result )
+
+ def get_markup_items( self, tag_name ):
+ try:
+ m = self.get_markup( tag_name )
+ return m.fields[0].items
+ except:
+ return None
+
+# eof
--- /dev/null
+#!/usr/bin/env python
+#
+# DocBeauty (c) 2003, 2004, 2008 David Turner <david@freetype.org>
+#
+# This program is used to beautify the documentation comments used
+# in the FreeType 2 public headers.
+#
+
+from sources import *
+from content import *
+from utils import *
+
+import utils
+
+import sys, os, time, string, getopt
+
+
+content_processor = ContentProcessor()
+
+
+def beautify_block( block ):
+ if block.content:
+ content_processor.reset()
+
+ markups = content_processor.process_content( block.content )
+ text = []
+ first = 1
+
+ for markup in markups:
+ text.extend( markup.beautify( first ) )
+ first = 0
+
+ # now beautify the documentation "borders" themselves
+ lines = [" /*************************************************************************"]
+ for l in text:
+ lines.append( " *" + l )
+ lines.append( " */" )
+
+ block.lines = lines
+
+
+def usage():
+ print "\nDocBeauty 0.1 Usage information\n"
+ print " docbeauty [options] file1 [file2 ...]\n"
+ print "using the following options:\n"
+ print " -h : print this page"
+ print " -b : backup original files with the 'orig' extension"
+ print ""
+ print " --backup : same as -b"
+
+
+def main( argv ):
+ """main program loop"""
+
+ global output_dir
+
+ try:
+ opts, args = getopt.getopt( sys.argv[1:], \
+ "hb", \
+ ["help", "backup"] )
+ except getopt.GetoptError:
+ usage()
+ sys.exit( 2 )
+
+ if args == []:
+ usage()
+ sys.exit( 1 )
+
+ # process options
+ #
+ output_dir = None
+ do_backup = None
+
+ for opt in opts:
+ if opt[0] in ( "-h", "--help" ):
+ usage()
+ sys.exit( 0 )
+
+ if opt[0] in ( "-b", "--backup" ):
+ do_backup = 1
+
+ # create context and processor
+ source_processor = SourceProcessor()
+
+ # retrieve the list of files to process
+ file_list = make_file_list( args )
+ for filename in file_list:
+ source_processor.parse_file( filename )
+
+ for block in source_processor.blocks:
+ beautify_block( block )
+
+ new_name = filename + ".new"
+ ok = None
+
+ try:
+ file = open( new_name, "wt" )
+ for block in source_processor.blocks:
+ for line in block.lines:
+ file.write( line )
+ file.write( "\n" )
+ file.close()
+ except:
+ ok = 0
+
+
+# if called from the command line
+#
+if __name__ == '__main__':
+ main( sys.argv )
+
+
+# eof
--- /dev/null
+#!/usr/bin/env python
+#
+# DocMaker (c) 2002, 2004, 2008 David Turner <david@freetype.org>
+#
+# This program is a re-write of the original DocMaker took used
+# to generate the API Reference of the FreeType font engine
+# by converting in-source comments into structured HTML.
+#
+# This new version is capable of outputting XML data, as well
+# as accepts more liberal formatting options.
+#
+# It also uses regular expression matching and substitution
+# to speed things significantly.
+#
+
+from sources import *
+from content import *
+from utils import *
+from formatter import *
+from tohtml import *
+
+import utils
+
+import sys, os, time, string, glob, getopt
+
+
+def usage():
+ print "\nDocMaker Usage information\n"
+ print " docmaker [options] file1 [file2 ...]\n"
+ print "using the following options:\n"
+ print " -h : print this page"
+ print " -t : set project title, as in '-t \"My Project\"'"
+ print " -o : set output directory, as in '-o mydir'"
+ print " -p : set documentation prefix, as in '-p ft2'"
+ print ""
+ print " --title : same as -t, as in '--title=\"My Project\"'"
+ print " --output : same as -o, as in '--output=mydir'"
+ print " --prefix : same as -p, as in '--prefix=ft2'"
+
+
+def main( argv ):
+ """main program loop"""
+
+ global output_dir
+
+ try:
+ opts, args = getopt.getopt( sys.argv[1:], \
+ "ht:o:p:", \
+ ["help", "title=", "output=", "prefix="] )
+ except getopt.GetoptError:
+ usage()
+ sys.exit( 2 )
+
+ if args == []:
+ usage()
+ sys.exit( 1 )
+
+ # process options
+ #
+ project_title = "Project"
+ project_prefix = None
+ output_dir = None
+
+ for opt in opts:
+ if opt[0] in ( "-h", "--help" ):
+ usage()
+ sys.exit( 0 )
+
+ if opt[0] in ( "-t", "--title" ):
+ project_title = opt[1]
+
+ if opt[0] in ( "-o", "--output" ):
+ utils.output_dir = opt[1]
+
+ if opt[0] in ( "-p", "--prefix" ):
+ project_prefix = opt[1]
+
+ check_output()
+
+ # create context and processor
+ source_processor = SourceProcessor()
+ content_processor = ContentProcessor()
+
+ # retrieve the list of files to process
+ file_list = make_file_list( args )
+ for filename in file_list:
+ source_processor.parse_file( filename )
+ content_processor.parse_sources( source_processor )
+
+ # process sections
+ content_processor.finish()
+
+ formatter = HtmlFormatter( content_processor, project_title, project_prefix )
+
+ formatter.toc_dump()
+ formatter.index_dump()
+ formatter.section_dump_all()
+
+
+# if called from the command line
+#
+if __name__ == '__main__':
+ main( sys.argv )
+
+
+# eof
--- /dev/null
+# Formatter (c) 2002, 2004, 2007, 2008 David Turner <david@freetype.org>
+#
+
+from sources import *
+from content import *
+from utils import *
+
+# This is the base Formatter class. Its purpose is to convert
+# a content processor's data into specific documents (i.e., table of
+# contents, global index, and individual API reference indices).
+#
+# You need to sub-class it to output anything sensible. For example,
+# the file tohtml.py contains the definition of the HtmlFormatter sub-class
+# used to output -- you guessed it -- HTML.
+#
+
+class Formatter:
+
+ def __init__( self, processor ):
+ self.processor = processor
+ self.identifiers = {}
+ self.chapters = processor.chapters
+ self.sections = processor.sections.values()
+ self.block_index = []
+
+ # store all blocks in a dictionary
+ self.blocks = []
+ for section in self.sections:
+ for block in section.blocks.values():
+ self.add_identifier( block.name, block )
+
+ # add enumeration values to the index, since this is useful
+ for markup in block.markups:
+ if markup.tag == 'values':
+ for field in markup.fields:
+ self.add_identifier( field.name, block )
+
+ self.block_index = self.identifiers.keys()
+ self.block_index.sort( index_sort )
+
+ def add_identifier( self, name, block ):
+ if self.identifiers.has_key( name ):
+ # duplicate name!
+ sys.stderr.write( \
+ "WARNING: duplicate definition for '" + name + "' in " + \
+ block.location() + ", previous definition in " + \
+ self.identifiers[name].location() + "\n" )
+ else:
+ self.identifiers[name] = block
+
+ #
+ # Formatting the table of contents
+ #
+ def toc_enter( self ):
+ pass
+
+ def toc_chapter_enter( self, chapter ):
+ pass
+
+ def toc_section_enter( self, section ):
+ pass
+
+ def toc_section_exit( self, section ):
+ pass
+
+ def toc_chapter_exit( self, chapter ):
+ pass
+
+ def toc_index( self, index_filename ):
+ pass
+
+ def toc_exit( self ):
+ pass
+
+ def toc_dump( self, toc_filename = None, index_filename = None ):
+ output = None
+ if toc_filename:
+ output = open_output( toc_filename )
+
+ self.toc_enter()
+
+ for chap in self.processor.chapters:
+
+ self.toc_chapter_enter( chap )
+
+ for section in chap.sections:
+ self.toc_section_enter( section )
+ self.toc_section_exit( section )
+
+ self.toc_chapter_exit( chap )
+
+ self.toc_index( index_filename )
+
+ self.toc_exit()
+
+ if output:
+ close_output( output )
+
+ #
+ # Formatting the index
+ #
+ def index_enter( self ):
+ pass
+
+ def index_name_enter( self, name ):
+ pass
+
+ def index_name_exit( self, name ):
+ pass
+
+ def index_exit( self ):
+ pass
+
+ def index_dump( self, index_filename = None ):
+ output = None
+ if index_filename:
+ output = open_output( index_filename )
+
+ self.index_enter()
+
+ for name in self.block_index:
+ self.index_name_enter( name )
+ self.index_name_exit( name )
+
+ self.index_exit()
+
+ if output:
+ close_output( output )
+
+ #
+ # Formatting a section
+ #
+ def section_enter( self, section ):
+ pass
+
+ def block_enter( self, block ):
+ pass
+
+ def markup_enter( self, markup, block = None ):
+ pass
+
+ def field_enter( self, field, markup = None, block = None ):
+ pass
+
+ def field_exit( self, field, markup = None, block = None ):
+ pass
+
+ def markup_exit( self, markup, block = None ):
+ pass
+
+ def block_exit( self, block ):
+ pass
+
+ def section_exit( self, section ):
+ pass
+
+ def section_dump( self, section, section_filename = None ):
+ output = None
+ if section_filename:
+ output = open_output( section_filename )
+
+ self.section_enter( section )
+
+ for name in section.block_names:
+ block = self.identifiers[name]
+ self.block_enter( block )
+
+ for markup in block.markups[1:]: # always ignore first markup!
+ self.markup_enter( markup, block )
+
+ for field in markup.fields:
+ self.field_enter( field, markup, block )
+ self.field_exit( field, markup, block )
+
+ self.markup_exit( markup, block )
+
+ self.block_exit( block )
+
+ self.section_exit( section )
+
+ if output:
+ close_output( output )
+
+ def section_dump_all( self ):
+ for section in self.sections:
+ self.section_dump( section )
+
+# eof
--- /dev/null
+# Sources (c) 2002, 2003, 2004, 2006, 2007, 2008, 2009
+# David Turner <david@freetype.org>
+#
+#
+# this file contains definitions of classes needed to decompose
+# C sources files into a series of multi-line "blocks". There are
+# two kinds of blocks:
+#
+# - normal blocks, which contain source code or ordinary comments
+#
+# - documentation blocks, which have restricted formatting, and
+# whose text always start with a documentation markup tag like
+# "<Function>", "<Type>", etc..
+#
+# the routines used to process the content of documentation blocks
+# are not contained here, but in "content.py"
+#
+# the classes and methods found here only deal with text parsing
+# and basic documentation block extraction
+#
+
+import fileinput, re, sys, os, string
+
+
+
+################################################################
+##
+## BLOCK FORMAT PATTERN
+##
+## A simple class containing compiled regular expressions used
+## to detect potential documentation format block comments within
+## C source code
+##
+## note that the 'column' pattern must contain a group that will
+## be used to "unbox" the content of documentation comment blocks
+##
+class SourceBlockFormat:
+
+ def __init__( self, id, start, column, end ):
+ """create a block pattern, used to recognize special documentation blocks"""
+ self.id = id
+ self.start = re.compile( start, re.VERBOSE )
+ self.column = re.compile( column, re.VERBOSE )
+ self.end = re.compile( end, re.VERBOSE )
+
+
+
+#
+# format 1 documentation comment blocks look like the following:
+#
+# /************************************/
+# /* */
+# /* */
+# /* */
+# /************************************/
+#
+# we define a few regular expressions here to detect them
+#
+
+start = r'''
+ \s* # any number of whitespace
+ /\*{2,}/ # followed by '/' and at least two asterisks then '/'
+ \s*$ # probably followed by whitespace
+'''
+
+column = r'''
+ \s* # any number of whitespace
+ /\*{1} # followed by '/' and precisely one asterisk
+ ([^*].*) # followed by anything (group 1)
+ \*{1}/ # followed by one asterisk and a '/'
+ \s*$ # probably followed by whitespace
+'''
+
+re_source_block_format1 = SourceBlockFormat( 1, start, column, start )
+
+
+#
+# format 2 documentation comment blocks look like the following:
+#
+# /************************************ (at least 2 asterisks)
+# *
+# *
+# *
+# *
+# **/ (1 or more asterisks at the end)
+#
+# we define a few regular expressions here to detect them
+#
+start = r'''
+ \s* # any number of whitespace
+ /\*{2,} # followed by '/' and at least two asterisks
+ \s*$ # probably followed by whitespace
+'''
+
+column = r'''
+ \s* # any number of whitespace
+ \*{1}(?!/) # followed by precisely one asterisk not followed by `/'
+ (.*) # then anything (group1)
+'''
+
+end = r'''
+ \s* # any number of whitespace
+ \*+/ # followed by at least one asterisk, then '/'
+'''
+
+re_source_block_format2 = SourceBlockFormat( 2, start, column, end )
+
+
+#
+# the list of supported documentation block formats, we could add new ones
+# relatively easily
+#
+re_source_block_formats = [re_source_block_format1, re_source_block_format2]
+
+
+#
+# the following regular expressions corresponds to markup tags
+# within the documentation comment blocks. they're equivalent
+# despite their different syntax
+#
+# notice how each markup tag _must_ begin a new line
+#
+re_markup_tag1 = re.compile( r'''\s*<(\w*)>''' ) # <xxxx> format
+re_markup_tag2 = re.compile( r'''\s*@(\w*):''' ) # @xxxx: format
+
+#
+# the list of supported markup tags, we could add new ones relatively
+# easily
+#
+re_markup_tags = [re_markup_tag1, re_markup_tag2]
+
+#
+# used to detect a cross-reference, after markup tags have been stripped
+#
+re_crossref = re.compile( r'@(\w*)(.*)' )
+
+#
+# used to detect italic and bold styles in paragraph text
+#
+re_italic = re.compile( r"_(\w(\w|')*)_(.*)" ) # _italic_
+re_bold = re.compile( r"\*(\w(\w|')*)\*(.*)" ) # *bold*
+
+#
+# used to detect the end of commented source lines
+#
+re_source_sep = re.compile( r'\s*/\*\s*\*/' )
+
+#
+# used to perform cross-reference within source output
+#
+re_source_crossref = re.compile( r'(\W*)(\w*)' )
+
+#
+# a list of reserved source keywords
+#
+re_source_keywords = re.compile( '''\\b ( typedef |
+ struct |
+ enum |
+ union |
+ const |
+ char |
+ int |
+ short |
+ long |
+ void |
+ signed |
+ unsigned |
+ \#include |
+ \#define |
+ \#undef |
+ \#if |
+ \#ifdef |
+ \#ifndef |
+ \#else |
+ \#endif ) \\b''', re.VERBOSE )
+
+
+################################################################
+##
+## SOURCE BLOCK CLASS
+##
+## A SourceProcessor is in charge of reading a C source file
+## and decomposing it into a series of different "SourceBlocks".
+## each one of these blocks can be made of the following data:
+##
+## - A documentation comment block that starts with "/**" and
+## whose exact format will be discussed later
+##
+## - normal sources lines, including comments
+##
+## the important fields in a text block are the following ones:
+##
+## self.lines : a list of text lines for the corresponding block
+##
+## self.content : for documentation comment blocks only, this is the
+## block content that has been "unboxed" from its
+## decoration. This is None for all other blocks
+## (i.e. sources or ordinary comments with no starting
+## markup tag)
+##
+class SourceBlock:
+
+ def __init__( self, processor, filename, lineno, lines ):
+ self.processor = processor
+ self.filename = filename
+ self.lineno = lineno
+ self.lines = lines[:]
+ self.format = processor.format
+ self.content = []
+
+ if self.format == None:
+ return
+
+ words = []
+
+ # extract comment lines
+ lines = []
+
+ for line0 in self.lines:
+ m = self.format.column.match( line0 )
+ if m:
+ lines.append( m.group( 1 ) )
+
+ # now, look for a markup tag
+ for l in lines:
+ l = string.strip( l )
+ if len( l ) > 0:
+ for tag in re_markup_tags:
+ if tag.match( l ):
+ self.content = lines
+ return
+
+ def location( self ):
+ return "(" + self.filename + ":" + repr( self.lineno ) + ")"
+
+ # debugging only - not used in normal operations
+ def dump( self ):
+ if self.content:
+ print "{{{content start---"
+ for l in self.content:
+ print l
+ print "---content end}}}"
+ return
+
+ fmt = ""
+ if self.format:
+ fmt = repr( self.format.id ) + " "
+
+ for line in self.lines:
+ print line
+
+
+
+################################################################
+##
+## SOURCE PROCESSOR CLASS
+##
+## The SourceProcessor is in charge of reading a C source file
+## and decomposing it into a series of different "SourceBlock"
+## objects.
+##
+## each one of these blocks can be made of the following data:
+##
+## - A documentation comment block that starts with "/**" and
+## whose exact format will be discussed later
+##
+## - normal sources lines, include comments
+##
+##
+class SourceProcessor:
+
+ def __init__( self ):
+ """initialize a source processor"""
+ self.blocks = []
+ self.filename = None
+ self.format = None
+ self.lines = []
+
+ def reset( self ):
+ """reset a block processor, clean all its blocks"""
+ self.blocks = []
+ self.format = None
+
+ def parse_file( self, filename ):
+ """parse a C source file, and add its blocks to the processor's list"""
+ self.reset()
+
+ self.filename = filename
+
+ fileinput.close()
+ self.format = None
+ self.lineno = 0
+ self.lines = []
+
+ for line in fileinput.input( filename ):
+ # strip trailing newlines, important on Windows machines!
+ if line[-1] == '\012':
+ line = line[0:-1]
+
+ if self.format == None:
+ self.process_normal_line( line )
+ else:
+ if self.format.end.match( line ):
+ # that's a normal block end, add it to 'lines' and
+ # create a new block
+ self.lines.append( line )
+ self.add_block_lines()
+ elif self.format.column.match( line ):
+ # that's a normal column line, add it to 'lines'
+ self.lines.append( line )
+ else:
+ # humm.. this is an unexpected block end,
+ # create a new block, but don't process the line
+ self.add_block_lines()
+
+ # we need to process the line again
+ self.process_normal_line( line )
+
+ # record the last lines
+ self.add_block_lines()
+
+ def process_normal_line( self, line ):
+ """process a normal line and check whether it is the start of a new block"""
+ for f in re_source_block_formats:
+ if f.start.match( line ):
+ self.add_block_lines()
+ self.format = f
+ self.lineno = fileinput.filelineno()
+
+ self.lines.append( line )
+
+ def add_block_lines( self ):
+ """add the current accumulated lines and create a new block"""
+ if self.lines != []:
+ block = SourceBlock( self, self.filename, self.lineno, self.lines )
+
+ self.blocks.append( block )
+ self.format = None
+ self.lines = []
+
+ # debugging only, not used in normal operations
+ def dump( self ):
+ """print all blocks in a processor"""
+ for b in self.blocks:
+ b.dump()
+
+# eof
--- /dev/null
+# ToHTML (c) 2002, 2003, 2005, 2006, 2007, 2008
+# David Turner <david@freetype.org>
+
+from sources import *
+from content import *
+from formatter import *
+
+import time
+
+
+# The following defines the HTML header used by all generated pages.
+html_header_1 = """\
+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
+"http://www.w3.org/TR/html4/loose.dtd">
+<html>
+<head>
+<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
+<title>\
+"""
+
+html_header_2 = """\
+ API Reference</title>
+<style type="text/css">
+ body { font-family: Verdana, Geneva, Arial, Helvetica, serif;
+ color: #000000;
+ background: #FFFFFF; }
+
+ p { text-align: justify; }
+ h1 { text-align: center; }
+ li { text-align: justify; }
+ td { padding: 0 0.5em 0 0.5em; }
+ td.left { padding: 0 0.5em 0 0.5em;
+ text-align: left; }
+
+ a:link { color: #0000EF; }
+ a:visited { color: #51188E; }
+ a:hover { color: #FF0000; }
+
+ span.keyword { font-family: monospace;
+ text-align: left;
+ white-space: pre;
+ color: darkblue; }
+
+ pre.colored { color: blue; }
+
+ ul.empty { list-style-type: none; }
+</style>
+</head>
+<body>
+"""
+
+html_header_3 = """
+<table align=center><tr><td><font size=-1>[<a href="\
+"""
+
+html_header_3i = """
+<table align=center><tr><td width="100%"></td>
+<td><font size=-1>[<a href="\
+"""
+
+html_header_4 = """\
+">Index</a>]</font></td>
+<td width="100%"></td>
+<td><font size=-1>[<a href="\
+"""
+
+html_header_5 = """\
+">TOC</a>]</font></td></tr></table>
+<center><h1>\
+"""
+
+html_header_5t = """\
+">Index</a>]</font></td>
+<td width="100%"></td></tr></table>
+<center><h1>\
+"""
+
+html_header_6 = """\
+ API Reference</h1></center>
+"""
+
+
+# The HTML footer used by all generated pages.
+html_footer = """\
+</body>
+</html>\
+"""
+
+# The header and footer used for each section.
+section_title_header = "<center><h1>"
+section_title_footer = "</h1></center>"
+
+# The header and footer used for code segments.
+code_header = '<pre class="colored">'
+code_footer = '</pre>'
+
+# Paragraph header and footer.
+para_header = "<p>"
+para_footer = "</p>"
+
+# Block header and footer.
+block_header = '<table align=center width="75%"><tr><td>'
+block_footer_start = """\
+</td></tr></table>
+<hr width="75%">
+<table align=center width="75%"><tr><td><font size=-2>[<a href="\
+"""
+block_footer_middle = """\
+">Index</a>]</font></td>
+<td width="100%"></td>
+<td><font size=-2>[<a href="\
+"""
+block_footer_end = """\
+">TOC</a>]</font></td></tr></table>
+"""
+
+# Description header/footer.
+description_header = '<table align=center width="87%"><tr><td>'
+description_footer = "</td></tr></table><br>"
+
+# Marker header/inter/footer combination.
+marker_header = '<table align=center width="87%" cellpadding=5><tr bgcolor="#EEEEFF"><td><em><b>'
+marker_inter = "</b></em></td></tr><tr><td>"
+marker_footer = "</td></tr></table>"
+
+# Header location header/footer.
+header_location_header = '<table align=center width="87%"><tr><td>'
+header_location_footer = "</td></tr></table><br>"
+
+# Source code extracts header/footer.
+source_header = '<table align=center width="87%"><tr bgcolor="#D6E8FF"><td><pre>\n'
+source_footer = "\n</pre></table><br>"
+
+# Chapter header/inter/footer.
+chapter_header = '<br><table align=center width="75%"><tr><td><h2>'
+chapter_inter = '</h2><ul class="empty"><li>'
+chapter_footer = '</li></ul></td></tr></table>'
+
+# Index footer.
+index_footer_start = """\
+<hr>
+<table><tr><td width="100%"></td>
+<td><font size=-2>[<a href="\
+"""
+index_footer_end = """\
+">TOC</a>]</font></td></tr></table>
+"""
+
+# TOC footer.
+toc_footer_start = """\
+<hr>
+<table><tr><td><font size=-2>[<a href="\
+"""
+toc_footer_end = """\
+">Index</a>]</font></td>
+<td width="100%"></td>
+</tr></table>
+"""
+
+
+# source language keyword coloration/styling
+keyword_prefix = '<span class="keyword">'
+keyword_suffix = '</span>'
+
+section_synopsis_header = '<h2>Synopsis</h2>'
+section_synopsis_footer = ''
+
+
+# Translate a single line of source to HTML. This will convert
+# a "<" into "<.", ">" into ">.", etc.
+def html_quote( line ):
+ result = string.replace( line, "&", "&" )
+ result = string.replace( result, "<", "<" )
+ result = string.replace( result, ">", ">" )
+ return result
+
+
+# same as 'html_quote', but ignores left and right brackets
+def html_quote0( line ):
+ return string.replace( line, "&", "&" )
+
+
+def dump_html_code( lines, prefix = "" ):
+ # clean the last empty lines
+ l = len( self.lines )
+ while l > 0 and string.strip( self.lines[l - 1] ) == "":
+ l = l - 1
+
+ # The code footer should be directly appended to the last code
+ # line to avoid an additional blank line.
+ print prefix + code_header,
+ for line in self.lines[0 : l + 1]:
+ print '\n' + prefix + html_quote( line ),
+ print prefix + code_footer,
+
+
+
+class HtmlFormatter( Formatter ):
+
+ def __init__( self, processor, project_title, file_prefix ):
+ Formatter.__init__( self, processor )
+
+ global html_header_1, html_header_2, html_header_3
+ global html_header_4, html_header_5, html_footer
+
+ if file_prefix:
+ file_prefix = file_prefix + "-"
+ else:
+ file_prefix = ""
+
+ self.headers = processor.headers
+ self.project_title = project_title
+ self.file_prefix = file_prefix
+ self.html_header = html_header_1 + project_title + \
+ html_header_2 + \
+ html_header_3 + file_prefix + "index.html" + \
+ html_header_4 + file_prefix + "toc.html" + \
+ html_header_5 + project_title + \
+ html_header_6
+
+ self.html_index_header = html_header_1 + project_title + \
+ html_header_2 + \
+ html_header_3i + file_prefix + "toc.html" + \
+ html_header_5 + project_title + \
+ html_header_6
+
+ self.html_toc_header = html_header_1 + project_title + \
+ html_header_2 + \
+ html_header_3 + file_prefix + "index.html" + \
+ html_header_5t + project_title + \
+ html_header_6
+
+ self.html_footer = "<center><font size=""-2"">generated on " + \
+ time.asctime( time.localtime( time.time() ) ) + \
+ "</font></center>" + html_footer
+
+ self.columns = 3
+
+ def make_section_url( self, section ):
+ return self.file_prefix + section.name + ".html"
+
+ def make_block_url( self, block ):
+ return self.make_section_url( block.section ) + "#" + block.name
+
+ def make_html_words( self, words ):
+ """ convert a series of simple words into some HTML text """
+ line = ""
+ if words:
+ line = html_quote( words[0] )
+ for w in words[1:]:
+ line = line + " " + html_quote( w )
+
+ return line
+
+ def make_html_word( self, word ):
+ """analyze a simple word to detect cross-references and styling"""
+ # look for cross-references
+ m = re_crossref.match( word )
+ if m:
+ try:
+ name = m.group( 1 )
+ rest = m.group( 2 )
+ block = self.identifiers[name]
+ url = self.make_block_url( block )
+ return '<a href="' + url + '">' + name + '</a>' + rest
+ except:
+ # we detected a cross-reference to an unknown item
+ sys.stderr.write( \
+ "WARNING: undefined cross reference '" + name + "'.\n" )
+ return '?' + name + '?' + rest
+
+ # look for italics and bolds
+ m = re_italic.match( word )
+ if m:
+ name = m.group( 1 )
+ rest = m.group( 3 )
+ return '<i>' + name + '</i>' + rest
+
+ m = re_bold.match( word )
+ if m:
+ name = m.group( 1 )
+ rest = m.group( 3 )
+ return '<b>' + name + '</b>' + rest
+
+ return html_quote( word )
+
+ def make_html_para( self, words ):
+ """ convert words of a paragraph into tagged HTML text, handle xrefs """
+ line = ""
+ if words:
+ line = self.make_html_word( words[0] )
+ for word in words[1:]:
+ line = line + " " + self.make_html_word( word )
+ # convert `...' quotations into real left and right single quotes
+ line = re.sub( r"(^|\W)`(.*?)'(\W|$)", \
+ r'\1‘\2’\3', \
+ line )
+ # convert tilde into non-breakable space
+ line = string.replace( line, "~", " " )
+
+ return para_header + line + para_footer
+
+ def make_html_code( self, lines ):
+ """ convert a code sequence to HTML """
+ line = code_header + '\n'
+ for l in lines:
+ line = line + html_quote( l ) + '\n'
+
+ return line + code_footer
+
+ def make_html_items( self, items ):
+ """ convert a field's content into some valid HTML """
+ lines = []
+ for item in items:
+ if item.lines:
+ lines.append( self.make_html_code( item.lines ) )
+ else:
+ lines.append( self.make_html_para( item.words ) )
+
+ return string.join( lines, '\n' )
+
+ def print_html_items( self, items ):
+ print self.make_html_items( items )
+
+ def print_html_field( self, field ):
+ if field.name:
+ print "<table><tr valign=top><td><b>" + field.name + "</b></td><td>"
+
+ print self.make_html_items( field.items )
+
+ if field.name:
+ print "</td></tr></table>"
+
+ def html_source_quote( self, line, block_name = None ):
+ result = ""
+ while line:
+ m = re_source_crossref.match( line )
+ if m:
+ name = m.group( 2 )
+ prefix = html_quote( m.group( 1 ) )
+ length = len( m.group( 0 ) )
+
+ if name == block_name:
+ # this is the current block name, if any
+ result = result + prefix + '<b>' + name + '</b>'
+ elif re_source_keywords.match( name ):
+ # this is a C keyword
+ result = result + prefix + keyword_prefix + name + keyword_suffix
+ elif self.identifiers.has_key( name ):
+ # this is a known identifier
+ block = self.identifiers[name]
+ result = result + prefix + '<a href="' + \
+ self.make_block_url( block ) + '">' + name + '</a>'
+ else:
+ result = result + html_quote( line[:length] )
+
+ line = line[length:]
+ else:
+ result = result + html_quote( line )
+ line = []
+
+ return result
+
+ def print_html_field_list( self, fields ):
+ print "<p></p>"
+ print "<table cellpadding=3 border=0>"
+ for field in fields:
+ if len( field.name ) > 22:
+ print "<tr valign=top><td colspan=0><b>" + field.name + "</b></td></tr>"
+ print "<tr valign=top><td></td><td>"
+ else:
+ print "<tr valign=top><td><b>" + field.name + "</b></td><td>"
+
+ self.print_html_items( field.items )
+ print "</td></tr>"
+ print "</table>"
+
+ def print_html_markup( self, markup ):
+ table_fields = []
+ for field in markup.fields:
+ if field.name:
+ # we begin a new series of field or value definitions, we
+ # will record them in the 'table_fields' list before outputting
+ # all of them as a single table
+ #
+ table_fields.append( field )
+ else:
+ if table_fields:
+ self.print_html_field_list( table_fields )
+ table_fields = []
+
+ self.print_html_items( field.items )
+
+ if table_fields:
+ self.print_html_field_list( table_fields )
+
+ #
+ # Formatting the index
+ #
+ def index_enter( self ):
+ print self.html_index_header
+ self.index_items = {}
+
+ def index_name_enter( self, name ):
+ block = self.identifiers[name]
+ url = self.make_block_url( block )
+ self.index_items[name] = url
+
+ def index_exit( self ):
+ # block_index already contains the sorted list of index names
+ count = len( self.block_index )
+ rows = ( count + self.columns - 1 ) / self.columns
+
+ print "<table align=center border=0 cellpadding=0 cellspacing=0>"
+ for r in range( rows ):
+ line = "<tr>"
+ for c in range( self.columns ):
+ i = r + c * rows
+ if i < count:
+ bname = self.block_index[r + c * rows]
+ url = self.index_items[bname]
+ line = line + '<td><a href="' + url + '">' + bname + '</a></td>'
+ else:
+ line = line + '<td></td>'
+ line = line + "</tr>"
+ print line
+
+ print "</table>"
+
+ print index_footer_start + \
+ self.file_prefix + "toc.html" + \
+ index_footer_end
+
+ print self.html_footer
+
+ self.index_items = {}
+
+ def index_dump( self, index_filename = None ):
+ if index_filename == None:
+ index_filename = self.file_prefix + "index.html"
+
+ Formatter.index_dump( self, index_filename )
+
+ #
+ # Formatting the table of content
+ #
+ def toc_enter( self ):
+ print self.html_toc_header
+ print "<center><h1>Table of Contents</h1></center>"
+
+ def toc_chapter_enter( self, chapter ):
+ print chapter_header + string.join( chapter.title ) + chapter_inter
+ print "<table cellpadding=5>"
+
+ def toc_section_enter( self, section ):
+ print '<tr valign=top><td class="left">'
+ print '<a href="' + self.make_section_url( section ) + '">' + \
+ section.title + '</a></td><td>'
+
+ print self.make_html_para( section.abstract )
+
+ def toc_section_exit( self, section ):
+ print "</td></tr>"
+
+ def toc_chapter_exit( self, chapter ):
+ print "</table>"
+ print chapter_footer
+
+ def toc_index( self, index_filename ):
+ print chapter_header + \
+ '<a href="' + index_filename + '">Global Index</a>' + \
+ chapter_inter + chapter_footer
+
+ def toc_exit( self ):
+ print toc_footer_start + \
+ self.file_prefix + "index.html" + \
+ toc_footer_end
+
+ print self.html_footer
+
+ def toc_dump( self, toc_filename = None, index_filename = None ):
+ if toc_filename == None:
+ toc_filename = self.file_prefix + "toc.html"
+
+ if index_filename == None:
+ index_filename = self.file_prefix + "index.html"
+
+ Formatter.toc_dump( self, toc_filename, index_filename )
+
+ #
+ # Formatting sections
+ #
+ def section_enter( self, section ):
+ print self.html_header
+
+ print section_title_header
+ print section.title
+ print section_title_footer
+
+ maxwidth = 0
+ for b in section.blocks.values():
+ if len( b.name ) > maxwidth:
+ maxwidth = len( b.name )
+
+ width = 70 # XXX magic number
+ if maxwidth <> 0:
+ # print section synopsis
+ print section_synopsis_header
+ print "<table align=center cellspacing=5 cellpadding=0 border=0>"
+
+ columns = width / maxwidth
+ if columns < 1:
+ columns = 1
+
+ count = len( section.block_names )
+ rows = ( count + columns - 1 ) / columns
+
+ for r in range( rows ):
+ line = "<tr>"
+ for c in range( columns ):
+ i = r + c * rows
+ line = line + '<td></td><td>'
+ if i < count:
+ name = section.block_names[i]
+ line = line + '<a href="#' + name + '">' + name + '</a>'
+
+ line = line + '</td>'
+ line = line + "</tr>"
+ print line
+
+ print "</table><br><br>"
+ print section_synopsis_footer
+
+ print description_header
+ print self.make_html_items( section.description )
+ print description_footer
+
+ def block_enter( self, block ):
+ print block_header
+
+ # place html anchor if needed
+ if block.name:
+ print '<h4><a name="' + block.name + '">' + block.name + '</a></h4>'
+
+ # dump the block C source lines now
+ if block.code:
+ header = ''
+ for f in self.headers.keys():
+ if block.source.filename.find( f ) >= 0:
+ header = self.headers[f] + ' (' + f + ')'
+ break;
+
+# if not header:
+# sys.stderr.write( \
+# 'WARNING: No header macro for ' + block.source.filename + '.\n' )
+
+ if header:
+ print header_location_header
+ print 'Defined in ' + header + '.'
+ print header_location_footer
+
+ print source_header
+ for l in block.code:
+ print self.html_source_quote( l, block.name )
+ print source_footer
+
+ def markup_enter( self, markup, block ):
+ if markup.tag == "description":
+ print description_header
+ else:
+ print marker_header + markup.tag + marker_inter
+
+ self.print_html_markup( markup )
+
+ def markup_exit( self, markup, block ):
+ if markup.tag == "description":
+ print description_footer
+ else:
+ print marker_footer
+
+ def block_exit( self, block ):
+ print block_footer_start + self.file_prefix + "index.html" + \
+ block_footer_middle + self.file_prefix + "toc.html" + \
+ block_footer_end
+
+ def section_exit( self, section ):
+ print html_footer
+
+ def section_dump_all( self ):
+ for section in self.sections:
+ self.section_dump( section, self.file_prefix + section.name + '.html' )
+
+# eof
--- /dev/null
+# Utils (c) 2002, 2004, 2007, 2008 David Turner <david@freetype.org>
+#
+
+import string, sys, os, glob
+
+# current output directory
+#
+output_dir = None
+
+
+# This function is used to sort the index. It is a simple lexicographical
+# sort, except that it places capital letters before lowercase ones.
+#
+def index_sort( s1, s2 ):
+ if not s1:
+ return -1
+
+ if not s2:
+ return 1
+
+ l1 = len( s1 )
+ l2 = len( s2 )
+ m1 = string.lower( s1 )
+ m2 = string.lower( s2 )
+
+ for i in range( l1 ):
+ if i >= l2 or m1[i] > m2[i]:
+ return 1
+
+ if m1[i] < m2[i]:
+ return -1
+
+ if s1[i] < s2[i]:
+ return -1
+
+ if s1[i] > s2[i]:
+ return 1
+
+ if l2 > l1:
+ return -1
+
+ return 0
+
+
+# Sort input_list, placing the elements of order_list in front.
+#
+def sort_order_list( input_list, order_list ):
+ new_list = order_list[:]
+ for id in input_list:
+ if not id in order_list:
+ new_list.append( id )
+ return new_list
+
+
+# Open the standard output to a given project documentation file. Use
+# "output_dir" to determine the filename location if necessary and save the
+# old stdout in a tuple that is returned by this function.
+#
+def open_output( filename ):
+ global output_dir
+
+ if output_dir and output_dir != "":
+ filename = output_dir + os.sep + filename
+
+ old_stdout = sys.stdout
+ new_file = open( filename, "w" )
+ sys.stdout = new_file
+
+ return ( new_file, old_stdout )
+
+
+# Close the output that was returned by "close_output".
+#
+def close_output( output ):
+ output[0].close()
+ sys.stdout = output[1]
+
+
+# Check output directory.
+#
+def check_output():
+ global output_dir
+ if output_dir:
+ if output_dir != "":
+ if not os.path.isdir( output_dir ):
+ sys.stderr.write( "argument" + " '" + output_dir + "' " + \
+ "is not a valid directory" )
+ sys.exit( 2 )
+ else:
+ output_dir = None
+
+
+def file_exists( pathname ):
+ """checks that a given file exists"""
+ result = 1
+ try:
+ file = open( pathname, "r" )
+ file.close()
+ except:
+ result = None
+ sys.stderr.write( pathname + " couldn't be accessed\n" )
+
+ return result
+
+
+def make_file_list( args = None ):
+ """builds a list of input files from command-line arguments"""
+ file_list = []
+ # sys.stderr.write( repr( sys.argv[1 :] ) + '\n' )
+
+ if not args:
+ args = sys.argv[1 :]
+
+ for pathname in args:
+ if string.find( pathname, '*' ) >= 0:
+ newpath = glob.glob( pathname )
+ newpath.sort() # sort files -- this is important because
+ # of the order of files
+ else:
+ newpath = [pathname]
+
+ file_list.extend( newpath )
+
+ if len( file_list ) == 0:
+ file_list = None
+ else:
+ # now filter the file list to remove non-existing ones
+ file_list = filter( file_exists, file_list )
+
+ return file_list
+
+# eof
--- /dev/null
+# TOP_DIR and OBJ_DIR should be set by the user to the right directories,
+# if necessary.
+
+TOP_DIR ?= ../../..
+OBJ_DIR ?= $(TOP_DIR)/objs
+
+
+# The setup below is for gcc on a Unix-like platform.
+
+SRC_DIR = $(TOP_DIR)/src/tools/ftrandom
+
+CC = gcc
+WFLAGS = -Wmissing-prototypes \
+ -Wunused \
+ -Wimplicit \
+ -Wreturn-type \
+ -Wparentheses \
+ -pedantic \
+ -Wformat \
+ -Wchar-subscripts \
+ -Wsequence-point
+CFLAGS = $(WFLAGS) \
+ -g \
+ -I $(TOP_DIR)/include
+LIBS = -lm \
+ -L $(OBJ_DIR) \
+ -lfreetype \
+ -lz
+
+all: $(OBJ_DIR)/ftrandom
+
+$(OBJ_DIR)/ftrandom: $(SRC_DIR)/ftrandom.c $(OBJ_DIR)/libfreetype.a
+ $(CC) -o $(OBJ_DIR)/ftrandom $(CFLAGS) $(SRC_DIR)/ftrandom.c $(LIBS)
+
+# EOF
--- /dev/null
+ftrandom
+--------
+
+This program expects a set of directories containing good fonts, and a set
+of extensions of fonts to be tested. It will randomly pick a font, copy it,
+introduce and error and then test it.
+
+The FreeType tests are quite basic:
+
+ For each erroneous font it
+ forks off a new tester;
+ initializes the library;
+ opens each font in the file;
+ loads each glyph;
+ (optionally reviewing the contours of the glyph)
+ (optionally rasterizing)
+ closes the face.
+
+If the tester exits with a signal, or takes longer than 20 seconds then
+ftrandom saves the erroneous font and continues. If the tester exits
+normally or with an error, then the superstructure removes the test font and
+continues.
+
+Arguments are:
+
+ --all Test every font in the directory(ies) no matter
+ what its extension (some CID-keyed fonts have no
+ extension).
+ --check-outlines Call FT_Outline_Decompose on each glyph.
+ --dir <dir> Append <dir> to the list of directories to search
+ for good fonts.
+ --error-count <cnt> Introduce <cnt> single-byte errors into the
+ erroneous fonts.
+ --error-fraction <frac> Multiply the file size of the font by <frac> and
+ introduce that many errors into the erroneous
+ font file.
+ --ext <ext> Add <ext> to the set of font types tested. Known
+ extensions are `ttf', `otf', `ttc', `cid', `pfb',
+ `pfa', `bdf', `pcf', `pfr', `fon', `otb', and
+ `cff'.
+ --help Print out this list of options.
+ --nohints Specify FT_LOAD_NO_HINTING when loading glyphs.
+ --rasterize Call FT_Render_Glyph as well as loading it.
+ --result <dir> This is the directory in which test files are
+ placed.
+ --test <file> Run a single test on a pre-generated testcase.
+ Done in the current process so it can be debugged
+ more easily.
--- /dev/null
+/* Copyright (C) 2005, 2007, 2008 by George Williams */
+/*
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+
+ * Redistributions of source code must retain the above copyright notice, this
+ * list of conditions and the following disclaimer.
+
+ * Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+
+ * The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
+ * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+ * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/* modified by Werner Lemberg <wl@gnu.org> */
+/* This file is now part of the FreeType library */
+
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <strings.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <sys/wait.h>
+#include <unistd.h>
+#include <dirent.h>
+#include <math.h>
+#include <signal.h>
+#include <time.h>
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+#include FT_OUTLINE_H
+
+#define true 1
+#define false 0
+#define forever for (;;)
+
+
+ static int check_outlines = false;
+ static int nohints = false;
+ static int rasterize = false;
+ static char* results_dir = "results";
+
+#define GOOD_FONTS_DIR "/home/wl/freetype-testfonts"
+
+ static char* default_dir_list[] =
+ {
+ GOOD_FONTS_DIR,
+ NULL
+ };
+
+ static char* default_ext_list[] =
+ {
+ "ttf",
+ "otf",
+ "ttc",
+ "cid",
+ "pfb",
+ "pfa",
+ "bdf",
+ "pcf",
+ "pfr",
+ "fon",
+ "otb",
+ "cff",
+ NULL
+ };
+
+ static int error_count = 1;
+ static int error_fraction = 0;
+
+ static FT_F26Dot6 font_size = 12 * 64;
+
+ static struct fontlist
+ {
+ char* name;
+ int len;
+ unsigned int isbinary: 1;
+ unsigned int isascii: 1;
+ unsigned int ishex: 1;
+
+ } *fontlist;
+
+ static int fcnt;
+
+
+ static int
+ FT_MoveTo( const FT_Vector *to,
+ void *user )
+ {
+ return 0;
+ }
+
+
+ static int
+ FT_LineTo( const FT_Vector *to,
+ void *user )
+ {
+ return 0;
+ }
+
+
+ static int
+ FT_ConicTo( const FT_Vector *_cp,
+ const FT_Vector *to,
+ void *user )
+ {
+ return 0;
+ }
+
+
+ static int
+ FT_CubicTo( const FT_Vector *cp1,
+ const FT_Vector *cp2,
+ const FT_Vector *to,
+ void *user )
+ {
+ return 0;
+ }
+
+
+ static FT_Outline_Funcs outlinefuncs =
+ {
+ FT_MoveTo,
+ FT_LineTo,
+ FT_ConicTo,
+ FT_CubicTo,
+ 0, 0 /* No shift, no delta */
+ };
+
+
+ static void
+ TestFace( FT_Face face )
+ {
+ int gid;
+ int load_flags = FT_LOAD_DEFAULT;
+
+
+ if ( check_outlines &&
+ FT_IS_SCALABLE( face ) )
+ load_flags = FT_LOAD_NO_BITMAP;
+
+ if ( nohints )
+ load_flags |= FT_LOAD_NO_HINTING;
+
+ FT_Set_Char_Size( face, 0, font_size, 72, 72 );
+
+ for ( gid = 0; gid < face->num_glyphs; ++gid )
+ {
+ if ( check_outlines &&
+ FT_IS_SCALABLE( face ) )
+ {
+ if ( !FT_Load_Glyph( face, gid, load_flags ) )
+ FT_Outline_Decompose( &face->glyph->outline, &outlinefuncs, NULL );
+ }
+ else
+ FT_Load_Glyph( face, gid, load_flags );
+
+ if ( rasterize )
+ FT_Render_Glyph( face->glyph, ft_render_mode_normal );
+ }
+
+ FT_Done_Face( face );
+ }
+
+
+ static void
+ ExecuteTest( char* testfont )
+ {
+ FT_Library context;
+ FT_Face face;
+ int i, num;
+
+
+ if ( FT_Init_FreeType( &context ) )
+ {
+ fprintf( stderr, "Can't initialize FreeType.\n" );
+ exit( 1 );
+ }
+
+ if ( FT_New_Face( context, testfont, 0, &face ) )
+ {
+ /* The font is erroneous, so if this fails that's ok. */
+ exit( 0 );
+ }
+
+ if ( face->num_faces == 1 )
+ TestFace( face );
+ else
+ {
+ num = face->num_faces;
+ FT_Done_Face( face );
+
+ for ( i = 0; i < num; ++i )
+ {
+ if ( !FT_New_Face( context, testfont, i, &face ) )
+ TestFace( face );
+ }
+ }
+
+ exit( 0 );
+ }
+
+
+ static int
+ extmatch( char* filename,
+ char** extensions )
+ {
+ int i;
+ char* pt;
+
+
+ if ( extensions == NULL )
+ return true;
+
+ pt = strrchr( filename, '.' );
+ if ( pt == NULL )
+ return false;
+ if ( pt < strrchr( filename, '/' ) )
+ return false;
+
+ for ( i = 0; extensions[i] != NULL; ++i )
+ if ( strcasecmp( pt + 1, extensions[i] ) == 0 ||
+ strcasecmp( pt, extensions[i] ) == 0 )
+ return true;
+
+ return false;
+ }
+
+
+ static void
+ figurefiletype( struct fontlist* item )
+ {
+ FILE* foo;
+
+
+ item->isbinary = item->isascii = item->ishex = false;
+
+ foo = fopen( item->name, "rb" );
+ if ( foo != NULL )
+ {
+ /* Try to guess the file type from the first few characters... */
+ int ch1 = getc( foo );
+ int ch2 = getc( foo );
+ int ch3 = getc( foo );
+ int ch4 = getc( foo );
+
+
+ fclose( foo );
+
+ if ( ( ch1 == 0 && ch2 == 1 && ch3 == 0 && ch4 == 0 ) ||
+ ( ch1 == 'O' && ch2 == 'T' && ch3 == 'T' && ch4 == 'O' ) ||
+ ( ch1 == 't' && ch2 == 'r' && ch3 == 'u' && ch4 == 'e' ) ||
+ ( ch1 == 't' && ch2 == 't' && ch3 == 'c' && ch4 == 'f' ) )
+ {
+ /* ttf, otf, ttc files */
+ item->isbinary = true;
+ }
+ else if ( ch1 == 0x80 && ch2 == '\01' )
+ {
+ /* PFB header */
+ item->isbinary = true;
+ }
+ else if ( ch1 == '%' && ch2 == '!' )
+ {
+ /* Random PostScript */
+ if ( strstr( item->name, ".pfa" ) != NULL ||
+ strstr( item->name, ".PFA" ) != NULL )
+ item->ishex = true;
+ else
+ item->isascii = true;
+ }
+ else if ( ch1 == 1 && ch2 == 0 && ch3 == 4 )
+ {
+ /* Bare CFF */
+ item->isbinary = true;
+ }
+ else if ( ch1 == 'S' && ch2 == 'T' && ch3 == 'A' && ch4 == 'R' )
+ {
+ /* BDF */
+ item->ishex = true;
+ }
+ else if ( ch1 == 'P' && ch2 == 'F' && ch3 == 'R' && ch4 == '0' )
+ {
+ /* PFR */
+ item->isbinary = true;
+ }
+ else if ( ( ch1 == '\1' && ch2 == 'f' && ch3 == 'c' && ch4 == 'p' ) ||
+ ( ch1 == 'M' && ch2 == 'Z' ) )
+ {
+ /* Windows FON */
+ item->isbinary = true;
+ }
+ else
+ {
+ fprintf( stderr,
+ "Can't recognize file type of `%s', assuming binary\n",
+ item->name );
+ item->isbinary = true;
+ }
+ }
+ else
+ {
+ fprintf( stderr, "Can't open `%s' for typing the file.\n",
+ item->name );
+ item->isbinary = true;
+ }
+ }
+
+
+ static void
+ FindFonts( char** fontdirs,
+ char** extensions )
+ {
+ DIR* examples;
+ struct dirent* ent;
+
+ int i, max;
+ char buffer[1025];
+ struct stat statb;
+
+
+ max = 0;
+ fcnt = 0;
+
+ for ( i = 0; fontdirs[i] != NULL; ++i )
+ {
+ examples = opendir( fontdirs[i] );
+ if ( examples == NULL )
+ {
+ fprintf( stderr,
+ "Can't open example font directory `%s'\n",
+ fontdirs[i] );
+ exit( 1 );
+ }
+
+ while ( ( ent = readdir( examples ) ) != NULL )
+ {
+ snprintf( buffer, sizeof ( buffer ),
+ "%s/%s", fontdirs[i], ent->d_name );
+ if ( stat( buffer, &statb ) == -1 || S_ISDIR( statb.st_mode ) )
+ continue;
+ if ( extensions == NULL || extmatch( buffer, extensions ) )
+ {
+ if ( fcnt >= max )
+ {
+ max += 100;
+ fontlist = realloc( fontlist, max * sizeof ( struct fontlist ) );
+ if ( fontlist == NULL )
+ {
+ fprintf( stderr, "Can't allocate memory\n" );
+ exit( 1 );
+ }
+ }
+
+ fontlist[fcnt].name = strdup( buffer );
+ fontlist[fcnt].len = statb.st_size;
+
+ figurefiletype( &fontlist[fcnt] );
+ ++fcnt;
+ }
+ }
+
+ closedir( examples );
+ }
+
+ if ( fcnt == 0 )
+ {
+ fprintf( stderr, "Can't find matching font files.\n" );
+ exit( 1 );
+ }
+
+ fontlist[fcnt].name = NULL;
+ }
+
+
+ static int
+ getErrorCnt( struct fontlist* item )
+ {
+ if ( error_count == 0 && error_fraction == 0 )
+ return 0;
+
+ return error_count + ceil( error_fraction * item->len );
+ }
+
+
+ static int
+ getRandom( int low,
+ int high )
+ {
+ if ( low - high < 0x10000L )
+ return low + ( ( random() >> 8 ) % ( high + 1 - low ) );
+
+ return low + ( random() % ( high + 1 - low ) );
+ }
+
+
+ static int
+ copyfont( struct fontlist* item,
+ char* newfont )
+ {
+ static char buffer[8096];
+ FILE *good, *new;
+ int len;
+ int i, err_cnt;
+
+
+ good = fopen( item->name, "r" );
+ if ( good == NULL )
+ {
+ fprintf( stderr, "Can't open `%s'\n", item->name );
+ return false;
+ }
+
+ new = fopen( newfont, "w+" );
+ if ( new == NULL )
+ {
+ fprintf( stderr, "Can't create temporary output file `%s'\n",
+ newfont );
+ exit( 1 );
+ }
+
+ while ( ( len = fread( buffer, 1, sizeof ( buffer ), good ) ) > 0 )
+ fwrite( buffer, 1, len, new );
+
+ fclose( good );
+
+ err_cnt = getErrorCnt( item );
+ for ( i = 0; i < err_cnt; ++i )
+ {
+ fseek( new, getRandom( 0, item->len - 1 ), SEEK_SET );
+
+ if ( item->isbinary )
+ putc( getRandom( 0, 0xff ), new );
+ else if ( item->isascii )
+ putc( getRandom( 0x20, 0x7e ), new );
+ else
+ {
+ int hex = getRandom( 0, 15 );
+
+
+ if ( hex < 10 )
+ hex += '0';
+ else
+ hex += 'A' - 10;
+
+ putc( hex, new );
+ }
+ }
+
+ if ( ferror( new ) )
+ {
+ fclose( new );
+ unlink( newfont );
+ return false;
+ }
+
+ fclose( new );
+
+ return true;
+ }
+
+
+ static int child_pid;
+
+ static void
+ abort_test( int sig )
+ {
+ /* If a time-out happens, then kill the child */
+ kill( child_pid, SIGFPE );
+ write( 2, "Timeout... ", 11 );
+ }
+
+
+ static void
+ do_test( void )
+ {
+ int i = getRandom( 0, fcnt - 1 );
+ static int test_num = 0;
+ char buffer[1024];
+
+
+ sprintf( buffer, "%s/test%d", results_dir, test_num++ );
+
+ if ( copyfont ( &fontlist[i], buffer ) )
+ {
+ signal( SIGALRM, abort_test );
+ /* Anything that takes more than 20 seconds */
+ /* to parse and/or rasterize is an error. */
+ alarm( 20 );
+ if ( ( child_pid = fork() ) == 0 )
+ ExecuteTest( buffer );
+ else if ( child_pid != -1 )
+ {
+ int status;
+
+
+ waitpid( child_pid, &status, 0 );
+ alarm( 0 );
+ if ( WIFSIGNALED ( status ) )
+ printf( "Error found in file `%s'\n", buffer );
+ else
+ unlink( buffer );
+ }
+ else
+ {
+ fprintf( stderr, "Can't fork test case.\n" );
+ exit( 1 );
+ }
+ alarm( 0 );
+ }
+ }
+
+
+ static void
+ usage( FILE* out,
+ char* name )
+ {
+ fprintf( out, "%s [options] -- Generate random erroneous fonts\n"
+ " and attempt to parse them with FreeType.\n\n", name );
+
+ fprintf( out, " --all All non-directory files are assumed to be fonts.\n" );
+ fprintf( out, " --check-outlines Make sure we can parse the outlines of each glyph.\n" );
+ fprintf( out, " --dir <path> Append <path> to list of font search directories.\n" );
+ fprintf( out, " --error-count <cnt> Introduce <cnt> single byte errors into each font.\n" );
+ fprintf( out, " --error-fraction <frac> Introduce <frac>*filesize single byte errors\n"
+ " into each font.\n" );
+ fprintf( out, " --ext <ext> Add <ext> to list of extensions indicating fonts.\n" );
+ fprintf( out, " --help Print this.\n" );
+ fprintf( out, " --nohints Turn off hinting.\n" );
+ fprintf( out, " --rasterize Attempt to rasterize each glyph.\n" );
+ fprintf( out, " --results <dir> Directory in which to place the test fonts.\n" );
+ fprintf( out, " --size <float> Use the given font size for the tests.\n" );
+ fprintf( out, " --test <file> Run a single test on an already existing file.\n" );
+ }
+
+
+ int
+ main( int argc,
+ char** argv )
+ {
+ char **dirs, **exts;
+ char *pt, *end;
+ int dcnt = 0, ecnt = 0, rset = false, allexts = false;
+ int i;
+ time_t now;
+ char* testfile = NULL;
+
+
+ dirs = calloc( argc + 1, sizeof ( char ** ) );
+ exts = calloc( argc + 1, sizeof ( char ** ) );
+
+ for ( i = 1; i < argc; ++i )
+ {
+ pt = argv[i];
+ if ( pt[0] == '-' && pt[1] == '-' )
+ ++pt;
+
+ if ( strcmp( pt, "-all" ) == 0 )
+ allexts = true;
+ else if ( strcmp( pt, "-check-outlines" ) == 0 )
+ check_outlines = true;
+ else if ( strcmp( pt, "-dir" ) == 0 )
+ dirs[dcnt++] = argv[++i];
+ else if ( strcmp( pt, "-error-count" ) == 0 )
+ {
+ if ( !rset )
+ error_fraction = 0;
+ rset = true;
+ error_count = strtol( argv[++i], &end, 10 );
+ if ( *end != '\0' )
+ {
+ fprintf( stderr, "Bad value for error-count: %s\n", argv[i] );
+ exit( 1 );
+ }
+ }
+ else if ( strcmp( pt, "-error-fraction" ) == 0 )
+ {
+ if ( !rset )
+ error_count = 0;
+ rset = true;
+ error_fraction = strtod( argv[++i], &end );
+ if ( *end != '\0' )
+ {
+ fprintf( stderr, "Bad value for error-fraction: %s\n", argv[i] );
+ exit( 1 );
+ }
+ }
+ else if ( strcmp( pt, "-ext" ) == 0 )
+ exts[ecnt++] = argv[++i];
+ else if ( strcmp( pt, "-help" ) == 0 )
+ {
+ usage( stdout, argv[0] );
+ exit( 0 );
+ }
+ else if ( strcmp( pt, "-nohints" ) == 0 )
+ nohints = true;
+ else if ( strcmp( pt, "-rasterize" ) == 0 )
+ rasterize = true;
+ else if ( strcmp( pt, "-results" ) == 0 )
+ results_dir = argv[++i];
+ else if ( strcmp( pt, "-size" ) == 0 )
+ {
+ font_size = (FT_F26Dot6)( strtod( argv[++i], &end ) * 64 );
+ if ( *end != '\0' || font_size < 64 )
+ {
+ fprintf( stderr, "Bad value for size: %s\n", argv[i] );
+ exit( 1 );
+ }
+ }
+ else if ( strcmp( pt, "-test" ) == 0 )
+ testfile = argv[++i];
+ else
+ {
+ usage( stderr, argv[0] );
+ exit( 1 );
+ }
+ }
+
+ if ( allexts )
+ exts = NULL;
+ else if ( ecnt == 0 )
+ exts = default_ext_list;
+
+ if ( dcnt == 0 )
+ dirs = default_dir_list;
+
+ if ( testfile != NULL )
+ ExecuteTest( testfile ); /* This should never return */
+
+ time( &now );
+ srandom( now );
+
+ FindFonts( dirs, exts );
+ mkdir( results_dir, 0755 );
+
+ forever
+ do_test();
+
+ return 0;
+ }
+
+
+/* EOF */
--- /dev/null
+#!/usr/bin/env python
+#
+
+#
+# FreeType 2 glyph name builder
+#
+
+
+# Copyright 1996-2000, 2003, 2005, 2007, 2008, 2011 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+"""\
+
+usage: %s <output-file>
+
+ This python script generates the glyph names tables defined in the
+ `psnames' module.
+
+ Its single argument is the name of the header file to be created.
+"""
+
+
+import sys, string, struct, re, os.path
+
+
+# This table lists the glyphs according to the Macintosh specification.
+# It is used by the TrueType Postscript names table.
+#
+# See
+#
+# http://fonts.apple.com/TTRefMan/RM06/Chap6post.html
+#
+# for the official list.
+#
+mac_standard_names = \
+[
+ # 0
+ ".notdef", ".null", "nonmarkingreturn", "space", "exclam",
+ "quotedbl", "numbersign", "dollar", "percent", "ampersand",
+
+ # 10
+ "quotesingle", "parenleft", "parenright", "asterisk", "plus",
+ "comma", "hyphen", "period", "slash", "zero",
+
+ # 20
+ "one", "two", "three", "four", "five",
+ "six", "seven", "eight", "nine", "colon",
+
+ # 30
+ "semicolon", "less", "equal", "greater", "question",
+ "at", "A", "B", "C", "D",
+
+ # 40
+ "E", "F", "G", "H", "I",
+ "J", "K", "L", "M", "N",
+
+ # 50
+ "O", "P", "Q", "R", "S",
+ "T", "U", "V", "W", "X",
+
+ # 60
+ "Y", "Z", "bracketleft", "backslash", "bracketright",
+ "asciicircum", "underscore", "grave", "a", "b",
+
+ # 70
+ "c", "d", "e", "f", "g",
+ "h", "i", "j", "k", "l",
+
+ # 80
+ "m", "n", "o", "p", "q",
+ "r", "s", "t", "u", "v",
+
+ # 90
+ "w", "x", "y", "z", "braceleft",
+ "bar", "braceright", "asciitilde", "Adieresis", "Aring",
+
+ # 100
+ "Ccedilla", "Eacute", "Ntilde", "Odieresis", "Udieresis",
+ "aacute", "agrave", "acircumflex", "adieresis", "atilde",
+
+ # 110
+ "aring", "ccedilla", "eacute", "egrave", "ecircumflex",
+ "edieresis", "iacute", "igrave", "icircumflex", "idieresis",
+
+ # 120
+ "ntilde", "oacute", "ograve", "ocircumflex", "odieresis",
+ "otilde", "uacute", "ugrave", "ucircumflex", "udieresis",
+
+ # 130
+ "dagger", "degree", "cent", "sterling", "section",
+ "bullet", "paragraph", "germandbls", "registered", "copyright",
+
+ # 140
+ "trademark", "acute", "dieresis", "notequal", "AE",
+ "Oslash", "infinity", "plusminus", "lessequal", "greaterequal",
+
+ # 150
+ "yen", "mu", "partialdiff", "summation", "product",
+ "pi", "integral", "ordfeminine", "ordmasculine", "Omega",
+
+ # 160
+ "ae", "oslash", "questiondown", "exclamdown", "logicalnot",
+ "radical", "florin", "approxequal", "Delta", "guillemotleft",
+
+ # 170
+ "guillemotright", "ellipsis", "nonbreakingspace", "Agrave", "Atilde",
+ "Otilde", "OE", "oe", "endash", "emdash",
+
+ # 180
+ "quotedblleft", "quotedblright", "quoteleft", "quoteright", "divide",
+ "lozenge", "ydieresis", "Ydieresis", "fraction", "currency",
+
+ # 190
+ "guilsinglleft", "guilsinglright", "fi", "fl", "daggerdbl",
+ "periodcentered", "quotesinglbase", "quotedblbase", "perthousand",
+ "Acircumflex",
+
+ # 200
+ "Ecircumflex", "Aacute", "Edieresis", "Egrave", "Iacute",
+ "Icircumflex", "Idieresis", "Igrave", "Oacute", "Ocircumflex",
+
+ # 210
+ "apple", "Ograve", "Uacute", "Ucircumflex", "Ugrave",
+ "dotlessi", "circumflex", "tilde", "macron", "breve",
+
+ # 220
+ "dotaccent", "ring", "cedilla", "hungarumlaut", "ogonek",
+ "caron", "Lslash", "lslash", "Scaron", "scaron",
+
+ # 230
+ "Zcaron", "zcaron", "brokenbar", "Eth", "eth",
+ "Yacute", "yacute", "Thorn", "thorn", "minus",
+
+ # 240
+ "multiply", "onesuperior", "twosuperior", "threesuperior", "onehalf",
+ "onequarter", "threequarters", "franc", "Gbreve", "gbreve",
+
+ # 250
+ "Idotaccent", "Scedilla", "scedilla", "Cacute", "cacute",
+ "Ccaron", "ccaron", "dcroat"
+]
+
+
+# The list of standard `SID' glyph names. For the official list,
+# see Annex A of document at
+#
+# http://partners.adobe.com/public/developer/en/font/5176.CFF.pdf .
+#
+sid_standard_names = \
+[
+ # 0
+ ".notdef", "space", "exclam", "quotedbl", "numbersign",
+ "dollar", "percent", "ampersand", "quoteright", "parenleft",
+
+ # 10
+ "parenright", "asterisk", "plus", "comma", "hyphen",
+ "period", "slash", "zero", "one", "two",
+
+ # 20
+ "three", "four", "five", "six", "seven",
+ "eight", "nine", "colon", "semicolon", "less",
+
+ # 30
+ "equal", "greater", "question", "at", "A",
+ "B", "C", "D", "E", "F",
+
+ # 40
+ "G", "H", "I", "J", "K",
+ "L", "M", "N", "O", "P",
+
+ # 50
+ "Q", "R", "S", "T", "U",
+ "V", "W", "X", "Y", "Z",
+
+ # 60
+ "bracketleft", "backslash", "bracketright", "asciicircum", "underscore",
+ "quoteleft", "a", "b", "c", "d",
+
+ # 70
+ "e", "f", "g", "h", "i",
+ "j", "k", "l", "m", "n",
+
+ # 80
+ "o", "p", "q", "r", "s",
+ "t", "u", "v", "w", "x",
+
+ # 90
+ "y", "z", "braceleft", "bar", "braceright",
+ "asciitilde", "exclamdown", "cent", "sterling", "fraction",
+
+ # 100
+ "yen", "florin", "section", "currency", "quotesingle",
+ "quotedblleft", "guillemotleft", "guilsinglleft", "guilsinglright", "fi",
+
+ # 110
+ "fl", "endash", "dagger", "daggerdbl", "periodcentered",
+ "paragraph", "bullet", "quotesinglbase", "quotedblbase", "quotedblright",
+
+ # 120
+ "guillemotright", "ellipsis", "perthousand", "questiondown", "grave",
+ "acute", "circumflex", "tilde", "macron", "breve",
+
+ # 130
+ "dotaccent", "dieresis", "ring", "cedilla", "hungarumlaut",
+ "ogonek", "caron", "emdash", "AE", "ordfeminine",
+
+ # 140
+ "Lslash", "Oslash", "OE", "ordmasculine", "ae",
+ "dotlessi", "lslash", "oslash", "oe", "germandbls",
+
+ # 150
+ "onesuperior", "logicalnot", "mu", "trademark", "Eth",
+ "onehalf", "plusminus", "Thorn", "onequarter", "divide",
+
+ # 160
+ "brokenbar", "degree", "thorn", "threequarters", "twosuperior",
+ "registered", "minus", "eth", "multiply", "threesuperior",
+
+ # 170
+ "copyright", "Aacute", "Acircumflex", "Adieresis", "Agrave",
+ "Aring", "Atilde", "Ccedilla", "Eacute", "Ecircumflex",
+
+ # 180
+ "Edieresis", "Egrave", "Iacute", "Icircumflex", "Idieresis",
+ "Igrave", "Ntilde", "Oacute", "Ocircumflex", "Odieresis",
+
+ # 190
+ "Ograve", "Otilde", "Scaron", "Uacute", "Ucircumflex",
+ "Udieresis", "Ugrave", "Yacute", "Ydieresis", "Zcaron",
+
+ # 200
+ "aacute", "acircumflex", "adieresis", "agrave", "aring",
+ "atilde", "ccedilla", "eacute", "ecircumflex", "edieresis",
+
+ # 210
+ "egrave", "iacute", "icircumflex", "idieresis", "igrave",
+ "ntilde", "oacute", "ocircumflex", "odieresis", "ograve",
+
+ # 220
+ "otilde", "scaron", "uacute", "ucircumflex", "udieresis",
+ "ugrave", "yacute", "ydieresis", "zcaron", "exclamsmall",
+
+ # 230
+ "Hungarumlautsmall", "dollaroldstyle", "dollarsuperior", "ampersandsmall",
+ "Acutesmall",
+ "parenleftsuperior", "parenrightsuperior", "twodotenleader",
+ "onedotenleader", "zerooldstyle",
+
+ # 240
+ "oneoldstyle", "twooldstyle", "threeoldstyle", "fouroldstyle",
+ "fiveoldstyle",
+ "sixoldstyle", "sevenoldstyle", "eightoldstyle", "nineoldstyle",
+ "commasuperior",
+
+ # 250
+ "threequartersemdash", "periodsuperior", "questionsmall", "asuperior",
+ "bsuperior",
+ "centsuperior", "dsuperior", "esuperior", "isuperior", "lsuperior",
+
+ # 260
+ "msuperior", "nsuperior", "osuperior", "rsuperior", "ssuperior",
+ "tsuperior", "ff", "ffi", "ffl", "parenleftinferior",
+
+ # 270
+ "parenrightinferior", "Circumflexsmall", "hyphensuperior", "Gravesmall",
+ "Asmall",
+ "Bsmall", "Csmall", "Dsmall", "Esmall", "Fsmall",
+
+ # 280
+ "Gsmall", "Hsmall", "Ismall", "Jsmall", "Ksmall",
+ "Lsmall", "Msmall", "Nsmall", "Osmall", "Psmall",
+
+ # 290
+ "Qsmall", "Rsmall", "Ssmall", "Tsmall", "Usmall",
+ "Vsmall", "Wsmall", "Xsmall", "Ysmall", "Zsmall",
+
+ # 300
+ "colonmonetary", "onefitted", "rupiah", "Tildesmall", "exclamdownsmall",
+ "centoldstyle", "Lslashsmall", "Scaronsmall", "Zcaronsmall",
+ "Dieresissmall",
+
+ # 310
+ "Brevesmall", "Caronsmall", "Dotaccentsmall", "Macronsmall", "figuredash",
+ "hypheninferior", "Ogoneksmall", "Ringsmall", "Cedillasmall",
+ "questiondownsmall",
+
+ # 320
+ "oneeighth", "threeeighths", "fiveeighths", "seveneighths", "onethird",
+ "twothirds", "zerosuperior", "foursuperior", "fivesuperior",
+ "sixsuperior",
+
+ # 330
+ "sevensuperior", "eightsuperior", "ninesuperior", "zeroinferior",
+ "oneinferior",
+ "twoinferior", "threeinferior", "fourinferior", "fiveinferior",
+ "sixinferior",
+
+ # 340
+ "seveninferior", "eightinferior", "nineinferior", "centinferior",
+ "dollarinferior",
+ "periodinferior", "commainferior", "Agravesmall", "Aacutesmall",
+ "Acircumflexsmall",
+
+ # 350
+ "Atildesmall", "Adieresissmall", "Aringsmall", "AEsmall", "Ccedillasmall",
+ "Egravesmall", "Eacutesmall", "Ecircumflexsmall", "Edieresissmall",
+ "Igravesmall",
+
+ # 360
+ "Iacutesmall", "Icircumflexsmall", "Idieresissmall", "Ethsmall",
+ "Ntildesmall",
+ "Ogravesmall", "Oacutesmall", "Ocircumflexsmall", "Otildesmall",
+ "Odieresissmall",
+
+ # 370
+ "OEsmall", "Oslashsmall", "Ugravesmall", "Uacutesmall",
+ "Ucircumflexsmall",
+ "Udieresissmall", "Yacutesmall", "Thornsmall", "Ydieresissmall",
+ "001.000",
+
+ # 380
+ "001.001", "001.002", "001.003", "Black", "Bold",
+ "Book", "Light", "Medium", "Regular", "Roman",
+
+ # 390
+ "Semibold"
+]
+
+
+# This table maps character codes of the Adobe Standard Type 1
+# encoding to glyph indices in the sid_standard_names table.
+#
+t1_standard_encoding = \
+[
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 1, 2, 3, 4, 5, 6, 7, 8,
+ 9, 10, 11, 12, 13, 14, 15, 16, 17, 18,
+
+ 19, 20, 21, 22, 23, 24, 25, 26, 27, 28,
+ 29, 30, 31, 32, 33, 34, 35, 36, 37, 38,
+ 39, 40, 41, 42, 43, 44, 45, 46, 47, 48,
+ 49, 50, 51, 52, 53, 54, 55, 56, 57, 58,
+ 59, 60, 61, 62, 63, 64, 65, 66, 67, 68,
+
+ 69, 70, 71, 72, 73, 74, 75, 76, 77, 78,
+ 79, 80, 81, 82, 83, 84, 85, 86, 87, 88,
+ 89, 90, 91, 92, 93, 94, 95, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 96, 97, 98, 99, 100, 101, 102, 103, 104,
+ 105, 106, 107, 108, 109, 110, 0, 111, 112, 113,
+ 114, 0, 115, 116, 117, 118, 119, 120, 121, 122,
+ 0, 123, 0, 124, 125, 126, 127, 128, 129, 130,
+
+ 131, 0, 132, 133, 0, 134, 135, 136, 137, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 138, 0, 139, 0, 0,
+ 0, 0, 140, 141, 142, 143, 0, 0, 0, 0,
+ 0, 144, 0, 0, 0, 145, 0, 0, 146, 147,
+
+ 148, 149, 0, 0, 0, 0
+]
+
+
+# This table maps character codes of the Adobe Expert Type 1
+# encoding to glyph indices in the sid_standard_names table.
+#
+t1_expert_encoding = \
+[
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 1, 229, 230, 0, 231, 232, 233, 234,
+ 235, 236, 237, 238, 13, 14, 15, 99, 239, 240,
+
+ 241, 242, 243, 244, 245, 246, 247, 248, 27, 28,
+ 249, 250, 251, 252, 0, 253, 254, 255, 256, 257,
+ 0, 0, 0, 258, 0, 0, 259, 260, 261, 262,
+ 0, 0, 263, 264, 265, 0, 266, 109, 110, 267,
+ 268, 269, 0, 270, 271, 272, 273, 274, 275, 276,
+
+ 277, 278, 279, 280, 281, 282, 283, 284, 285, 286,
+ 287, 288, 289, 290, 291, 292, 293, 294, 295, 296,
+ 297, 298, 299, 300, 301, 302, 303, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 304, 305, 306, 0, 0, 307, 308, 309, 310,
+ 311, 0, 312, 0, 0, 313, 0, 0, 314, 315,
+ 0, 0, 316, 317, 318, 0, 0, 0, 158, 155,
+ 163, 319, 320, 321, 322, 323, 324, 325, 0, 0,
+
+ 326, 150, 164, 169, 327, 328, 329, 330, 331, 332,
+ 333, 334, 335, 336, 337, 338, 339, 340, 341, 342,
+ 343, 344, 345, 346, 347, 348, 349, 350, 351, 352,
+ 353, 354, 355, 356, 357, 358, 359, 360, 361, 362,
+ 363, 364, 365, 366, 367, 368, 369, 370, 371, 372,
+
+ 373, 374, 375, 376, 377, 378
+]
+
+
+# This data has been taken literally from the files `glyphlist.txt'
+# and `zapfdingbats.txt' version 2.0, Sept 2002. It is available from
+#
+# http://sourceforge.net/adobe/aglfn/
+#
+adobe_glyph_list = """\
+A;0041
+AE;00C6
+AEacute;01FC
+AEmacron;01E2
+AEsmall;F7E6
+Aacute;00C1
+Aacutesmall;F7E1
+Abreve;0102
+Abreveacute;1EAE
+Abrevecyrillic;04D0
+Abrevedotbelow;1EB6
+Abrevegrave;1EB0
+Abrevehookabove;1EB2
+Abrevetilde;1EB4
+Acaron;01CD
+Acircle;24B6
+Acircumflex;00C2
+Acircumflexacute;1EA4
+Acircumflexdotbelow;1EAC
+Acircumflexgrave;1EA6
+Acircumflexhookabove;1EA8
+Acircumflexsmall;F7E2
+Acircumflextilde;1EAA
+Acute;F6C9
+Acutesmall;F7B4
+Acyrillic;0410
+Adblgrave;0200
+Adieresis;00C4
+Adieresiscyrillic;04D2
+Adieresismacron;01DE
+Adieresissmall;F7E4
+Adotbelow;1EA0
+Adotmacron;01E0
+Agrave;00C0
+Agravesmall;F7E0
+Ahookabove;1EA2
+Aiecyrillic;04D4
+Ainvertedbreve;0202
+Alpha;0391
+Alphatonos;0386
+Amacron;0100
+Amonospace;FF21
+Aogonek;0104
+Aring;00C5
+Aringacute;01FA
+Aringbelow;1E00
+Aringsmall;F7E5
+Asmall;F761
+Atilde;00C3
+Atildesmall;F7E3
+Aybarmenian;0531
+B;0042
+Bcircle;24B7
+Bdotaccent;1E02
+Bdotbelow;1E04
+Becyrillic;0411
+Benarmenian;0532
+Beta;0392
+Bhook;0181
+Blinebelow;1E06
+Bmonospace;FF22
+Brevesmall;F6F4
+Bsmall;F762
+Btopbar;0182
+C;0043
+Caarmenian;053E
+Cacute;0106
+Caron;F6CA
+Caronsmall;F6F5
+Ccaron;010C
+Ccedilla;00C7
+Ccedillaacute;1E08
+Ccedillasmall;F7E7
+Ccircle;24B8
+Ccircumflex;0108
+Cdot;010A
+Cdotaccent;010A
+Cedillasmall;F7B8
+Chaarmenian;0549
+Cheabkhasiancyrillic;04BC
+Checyrillic;0427
+Chedescenderabkhasiancyrillic;04BE
+Chedescendercyrillic;04B6
+Chedieresiscyrillic;04F4
+Cheharmenian;0543
+Chekhakassiancyrillic;04CB
+Cheverticalstrokecyrillic;04B8
+Chi;03A7
+Chook;0187
+Circumflexsmall;F6F6
+Cmonospace;FF23
+Coarmenian;0551
+Csmall;F763
+D;0044
+DZ;01F1
+DZcaron;01C4
+Daarmenian;0534
+Dafrican;0189
+Dcaron;010E
+Dcedilla;1E10
+Dcircle;24B9
+Dcircumflexbelow;1E12
+Dcroat;0110
+Ddotaccent;1E0A
+Ddotbelow;1E0C
+Decyrillic;0414
+Deicoptic;03EE
+Delta;2206
+Deltagreek;0394
+Dhook;018A
+Dieresis;F6CB
+DieresisAcute;F6CC
+DieresisGrave;F6CD
+Dieresissmall;F7A8
+Digammagreek;03DC
+Djecyrillic;0402
+Dlinebelow;1E0E
+Dmonospace;FF24
+Dotaccentsmall;F6F7
+Dslash;0110
+Dsmall;F764
+Dtopbar;018B
+Dz;01F2
+Dzcaron;01C5
+Dzeabkhasiancyrillic;04E0
+Dzecyrillic;0405
+Dzhecyrillic;040F
+E;0045
+Eacute;00C9
+Eacutesmall;F7E9
+Ebreve;0114
+Ecaron;011A
+Ecedillabreve;1E1C
+Echarmenian;0535
+Ecircle;24BA
+Ecircumflex;00CA
+Ecircumflexacute;1EBE
+Ecircumflexbelow;1E18
+Ecircumflexdotbelow;1EC6
+Ecircumflexgrave;1EC0
+Ecircumflexhookabove;1EC2
+Ecircumflexsmall;F7EA
+Ecircumflextilde;1EC4
+Ecyrillic;0404
+Edblgrave;0204
+Edieresis;00CB
+Edieresissmall;F7EB
+Edot;0116
+Edotaccent;0116
+Edotbelow;1EB8
+Efcyrillic;0424
+Egrave;00C8
+Egravesmall;F7E8
+Eharmenian;0537
+Ehookabove;1EBA
+Eightroman;2167
+Einvertedbreve;0206
+Eiotifiedcyrillic;0464
+Elcyrillic;041B
+Elevenroman;216A
+Emacron;0112
+Emacronacute;1E16
+Emacrongrave;1E14
+Emcyrillic;041C
+Emonospace;FF25
+Encyrillic;041D
+Endescendercyrillic;04A2
+Eng;014A
+Enghecyrillic;04A4
+Enhookcyrillic;04C7
+Eogonek;0118
+Eopen;0190
+Epsilon;0395
+Epsilontonos;0388
+Ercyrillic;0420
+Ereversed;018E
+Ereversedcyrillic;042D
+Escyrillic;0421
+Esdescendercyrillic;04AA
+Esh;01A9
+Esmall;F765
+Eta;0397
+Etarmenian;0538
+Etatonos;0389
+Eth;00D0
+Ethsmall;F7F0
+Etilde;1EBC
+Etildebelow;1E1A
+Euro;20AC
+Ezh;01B7
+Ezhcaron;01EE
+Ezhreversed;01B8
+F;0046
+Fcircle;24BB
+Fdotaccent;1E1E
+Feharmenian;0556
+Feicoptic;03E4
+Fhook;0191
+Fitacyrillic;0472
+Fiveroman;2164
+Fmonospace;FF26
+Fourroman;2163
+Fsmall;F766
+G;0047
+GBsquare;3387
+Gacute;01F4
+Gamma;0393
+Gammaafrican;0194
+Gangiacoptic;03EA
+Gbreve;011E
+Gcaron;01E6
+Gcedilla;0122
+Gcircle;24BC
+Gcircumflex;011C
+Gcommaaccent;0122
+Gdot;0120
+Gdotaccent;0120
+Gecyrillic;0413
+Ghadarmenian;0542
+Ghemiddlehookcyrillic;0494
+Ghestrokecyrillic;0492
+Gheupturncyrillic;0490
+Ghook;0193
+Gimarmenian;0533
+Gjecyrillic;0403
+Gmacron;1E20
+Gmonospace;FF27
+Grave;F6CE
+Gravesmall;F760
+Gsmall;F767
+Gsmallhook;029B
+Gstroke;01E4
+H;0048
+H18533;25CF
+H18543;25AA
+H18551;25AB
+H22073;25A1
+HPsquare;33CB
+Haabkhasiancyrillic;04A8
+Hadescendercyrillic;04B2
+Hardsigncyrillic;042A
+Hbar;0126
+Hbrevebelow;1E2A
+Hcedilla;1E28
+Hcircle;24BD
+Hcircumflex;0124
+Hdieresis;1E26
+Hdotaccent;1E22
+Hdotbelow;1E24
+Hmonospace;FF28
+Hoarmenian;0540
+Horicoptic;03E8
+Hsmall;F768
+Hungarumlaut;F6CF
+Hungarumlautsmall;F6F8
+Hzsquare;3390
+I;0049
+IAcyrillic;042F
+IJ;0132
+IUcyrillic;042E
+Iacute;00CD
+Iacutesmall;F7ED
+Ibreve;012C
+Icaron;01CF
+Icircle;24BE
+Icircumflex;00CE
+Icircumflexsmall;F7EE
+Icyrillic;0406
+Idblgrave;0208
+Idieresis;00CF
+Idieresisacute;1E2E
+Idieresiscyrillic;04E4
+Idieresissmall;F7EF
+Idot;0130
+Idotaccent;0130
+Idotbelow;1ECA
+Iebrevecyrillic;04D6
+Iecyrillic;0415
+Ifraktur;2111
+Igrave;00CC
+Igravesmall;F7EC
+Ihookabove;1EC8
+Iicyrillic;0418
+Iinvertedbreve;020A
+Iishortcyrillic;0419
+Imacron;012A
+Imacroncyrillic;04E2
+Imonospace;FF29
+Iniarmenian;053B
+Iocyrillic;0401
+Iogonek;012E
+Iota;0399
+Iotaafrican;0196
+Iotadieresis;03AA
+Iotatonos;038A
+Ismall;F769
+Istroke;0197
+Itilde;0128
+Itildebelow;1E2C
+Izhitsacyrillic;0474
+Izhitsadblgravecyrillic;0476
+J;004A
+Jaarmenian;0541
+Jcircle;24BF
+Jcircumflex;0134
+Jecyrillic;0408
+Jheharmenian;054B
+Jmonospace;FF2A
+Jsmall;F76A
+K;004B
+KBsquare;3385
+KKsquare;33CD
+Kabashkircyrillic;04A0
+Kacute;1E30
+Kacyrillic;041A
+Kadescendercyrillic;049A
+Kahookcyrillic;04C3
+Kappa;039A
+Kastrokecyrillic;049E
+Kaverticalstrokecyrillic;049C
+Kcaron;01E8
+Kcedilla;0136
+Kcircle;24C0
+Kcommaaccent;0136
+Kdotbelow;1E32
+Keharmenian;0554
+Kenarmenian;053F
+Khacyrillic;0425
+Kheicoptic;03E6
+Khook;0198
+Kjecyrillic;040C
+Klinebelow;1E34
+Kmonospace;FF2B
+Koppacyrillic;0480
+Koppagreek;03DE
+Ksicyrillic;046E
+Ksmall;F76B
+L;004C
+LJ;01C7
+LL;F6BF
+Lacute;0139
+Lambda;039B
+Lcaron;013D
+Lcedilla;013B
+Lcircle;24C1
+Lcircumflexbelow;1E3C
+Lcommaaccent;013B
+Ldot;013F
+Ldotaccent;013F
+Ldotbelow;1E36
+Ldotbelowmacron;1E38
+Liwnarmenian;053C
+Lj;01C8
+Ljecyrillic;0409
+Llinebelow;1E3A
+Lmonospace;FF2C
+Lslash;0141
+Lslashsmall;F6F9
+Lsmall;F76C
+M;004D
+MBsquare;3386
+Macron;F6D0
+Macronsmall;F7AF
+Macute;1E3E
+Mcircle;24C2
+Mdotaccent;1E40
+Mdotbelow;1E42
+Menarmenian;0544
+Mmonospace;FF2D
+Msmall;F76D
+Mturned;019C
+Mu;039C
+N;004E
+NJ;01CA
+Nacute;0143
+Ncaron;0147
+Ncedilla;0145
+Ncircle;24C3
+Ncircumflexbelow;1E4A
+Ncommaaccent;0145
+Ndotaccent;1E44
+Ndotbelow;1E46
+Nhookleft;019D
+Nineroman;2168
+Nj;01CB
+Njecyrillic;040A
+Nlinebelow;1E48
+Nmonospace;FF2E
+Nowarmenian;0546
+Nsmall;F76E
+Ntilde;00D1
+Ntildesmall;F7F1
+Nu;039D
+O;004F
+OE;0152
+OEsmall;F6FA
+Oacute;00D3
+Oacutesmall;F7F3
+Obarredcyrillic;04E8
+Obarreddieresiscyrillic;04EA
+Obreve;014E
+Ocaron;01D1
+Ocenteredtilde;019F
+Ocircle;24C4
+Ocircumflex;00D4
+Ocircumflexacute;1ED0
+Ocircumflexdotbelow;1ED8
+Ocircumflexgrave;1ED2
+Ocircumflexhookabove;1ED4
+Ocircumflexsmall;F7F4
+Ocircumflextilde;1ED6
+Ocyrillic;041E
+Odblacute;0150
+Odblgrave;020C
+Odieresis;00D6
+Odieresiscyrillic;04E6
+Odieresissmall;F7F6
+Odotbelow;1ECC
+Ogoneksmall;F6FB
+Ograve;00D2
+Ogravesmall;F7F2
+Oharmenian;0555
+Ohm;2126
+Ohookabove;1ECE
+Ohorn;01A0
+Ohornacute;1EDA
+Ohorndotbelow;1EE2
+Ohorngrave;1EDC
+Ohornhookabove;1EDE
+Ohorntilde;1EE0
+Ohungarumlaut;0150
+Oi;01A2
+Oinvertedbreve;020E
+Omacron;014C
+Omacronacute;1E52
+Omacrongrave;1E50
+Omega;2126
+Omegacyrillic;0460
+Omegagreek;03A9
+Omegaroundcyrillic;047A
+Omegatitlocyrillic;047C
+Omegatonos;038F
+Omicron;039F
+Omicrontonos;038C
+Omonospace;FF2F
+Oneroman;2160
+Oogonek;01EA
+Oogonekmacron;01EC
+Oopen;0186
+Oslash;00D8
+Oslashacute;01FE
+Oslashsmall;F7F8
+Osmall;F76F
+Ostrokeacute;01FE
+Otcyrillic;047E
+Otilde;00D5
+Otildeacute;1E4C
+Otildedieresis;1E4E
+Otildesmall;F7F5
+P;0050
+Pacute;1E54
+Pcircle;24C5
+Pdotaccent;1E56
+Pecyrillic;041F
+Peharmenian;054A
+Pemiddlehookcyrillic;04A6
+Phi;03A6
+Phook;01A4
+Pi;03A0
+Piwrarmenian;0553
+Pmonospace;FF30
+Psi;03A8
+Psicyrillic;0470
+Psmall;F770
+Q;0051
+Qcircle;24C6
+Qmonospace;FF31
+Qsmall;F771
+R;0052
+Raarmenian;054C
+Racute;0154
+Rcaron;0158
+Rcedilla;0156
+Rcircle;24C7
+Rcommaaccent;0156
+Rdblgrave;0210
+Rdotaccent;1E58
+Rdotbelow;1E5A
+Rdotbelowmacron;1E5C
+Reharmenian;0550
+Rfraktur;211C
+Rho;03A1
+Ringsmall;F6FC
+Rinvertedbreve;0212
+Rlinebelow;1E5E
+Rmonospace;FF32
+Rsmall;F772
+Rsmallinverted;0281
+Rsmallinvertedsuperior;02B6
+S;0053
+SF010000;250C
+SF020000;2514
+SF030000;2510
+SF040000;2518
+SF050000;253C
+SF060000;252C
+SF070000;2534
+SF080000;251C
+SF090000;2524
+SF100000;2500
+SF110000;2502
+SF190000;2561
+SF200000;2562
+SF210000;2556
+SF220000;2555
+SF230000;2563
+SF240000;2551
+SF250000;2557
+SF260000;255D
+SF270000;255C
+SF280000;255B
+SF360000;255E
+SF370000;255F
+SF380000;255A
+SF390000;2554
+SF400000;2569
+SF410000;2566
+SF420000;2560
+SF430000;2550
+SF440000;256C
+SF450000;2567
+SF460000;2568
+SF470000;2564
+SF480000;2565
+SF490000;2559
+SF500000;2558
+SF510000;2552
+SF520000;2553
+SF530000;256B
+SF540000;256A
+Sacute;015A
+Sacutedotaccent;1E64
+Sampigreek;03E0
+Scaron;0160
+Scarondotaccent;1E66
+Scaronsmall;F6FD
+Scedilla;015E
+Schwa;018F
+Schwacyrillic;04D8
+Schwadieresiscyrillic;04DA
+Scircle;24C8
+Scircumflex;015C
+Scommaaccent;0218
+Sdotaccent;1E60
+Sdotbelow;1E62
+Sdotbelowdotaccent;1E68
+Seharmenian;054D
+Sevenroman;2166
+Shaarmenian;0547
+Shacyrillic;0428
+Shchacyrillic;0429
+Sheicoptic;03E2
+Shhacyrillic;04BA
+Shimacoptic;03EC
+Sigma;03A3
+Sixroman;2165
+Smonospace;FF33
+Softsigncyrillic;042C
+Ssmall;F773
+Stigmagreek;03DA
+T;0054
+Tau;03A4
+Tbar;0166
+Tcaron;0164
+Tcedilla;0162
+Tcircle;24C9
+Tcircumflexbelow;1E70
+Tcommaaccent;0162
+Tdotaccent;1E6A
+Tdotbelow;1E6C
+Tecyrillic;0422
+Tedescendercyrillic;04AC
+Tenroman;2169
+Tetsecyrillic;04B4
+Theta;0398
+Thook;01AC
+Thorn;00DE
+Thornsmall;F7FE
+Threeroman;2162
+Tildesmall;F6FE
+Tiwnarmenian;054F
+Tlinebelow;1E6E
+Tmonospace;FF34
+Toarmenian;0539
+Tonefive;01BC
+Tonesix;0184
+Tonetwo;01A7
+Tretroflexhook;01AE
+Tsecyrillic;0426
+Tshecyrillic;040B
+Tsmall;F774
+Twelveroman;216B
+Tworoman;2161
+U;0055
+Uacute;00DA
+Uacutesmall;F7FA
+Ubreve;016C
+Ucaron;01D3
+Ucircle;24CA
+Ucircumflex;00DB
+Ucircumflexbelow;1E76
+Ucircumflexsmall;F7FB
+Ucyrillic;0423
+Udblacute;0170
+Udblgrave;0214
+Udieresis;00DC
+Udieresisacute;01D7
+Udieresisbelow;1E72
+Udieresiscaron;01D9
+Udieresiscyrillic;04F0
+Udieresisgrave;01DB
+Udieresismacron;01D5
+Udieresissmall;F7FC
+Udotbelow;1EE4
+Ugrave;00D9
+Ugravesmall;F7F9
+Uhookabove;1EE6
+Uhorn;01AF
+Uhornacute;1EE8
+Uhorndotbelow;1EF0
+Uhorngrave;1EEA
+Uhornhookabove;1EEC
+Uhorntilde;1EEE
+Uhungarumlaut;0170
+Uhungarumlautcyrillic;04F2
+Uinvertedbreve;0216
+Ukcyrillic;0478
+Umacron;016A
+Umacroncyrillic;04EE
+Umacrondieresis;1E7A
+Umonospace;FF35
+Uogonek;0172
+Upsilon;03A5
+Upsilon1;03D2
+Upsilonacutehooksymbolgreek;03D3
+Upsilonafrican;01B1
+Upsilondieresis;03AB
+Upsilondieresishooksymbolgreek;03D4
+Upsilonhooksymbol;03D2
+Upsilontonos;038E
+Uring;016E
+Ushortcyrillic;040E
+Usmall;F775
+Ustraightcyrillic;04AE
+Ustraightstrokecyrillic;04B0
+Utilde;0168
+Utildeacute;1E78
+Utildebelow;1E74
+V;0056
+Vcircle;24CB
+Vdotbelow;1E7E
+Vecyrillic;0412
+Vewarmenian;054E
+Vhook;01B2
+Vmonospace;FF36
+Voarmenian;0548
+Vsmall;F776
+Vtilde;1E7C
+W;0057
+Wacute;1E82
+Wcircle;24CC
+Wcircumflex;0174
+Wdieresis;1E84
+Wdotaccent;1E86
+Wdotbelow;1E88
+Wgrave;1E80
+Wmonospace;FF37
+Wsmall;F777
+X;0058
+Xcircle;24CD
+Xdieresis;1E8C
+Xdotaccent;1E8A
+Xeharmenian;053D
+Xi;039E
+Xmonospace;FF38
+Xsmall;F778
+Y;0059
+Yacute;00DD
+Yacutesmall;F7FD
+Yatcyrillic;0462
+Ycircle;24CE
+Ycircumflex;0176
+Ydieresis;0178
+Ydieresissmall;F7FF
+Ydotaccent;1E8E
+Ydotbelow;1EF4
+Yericyrillic;042B
+Yerudieresiscyrillic;04F8
+Ygrave;1EF2
+Yhook;01B3
+Yhookabove;1EF6
+Yiarmenian;0545
+Yicyrillic;0407
+Yiwnarmenian;0552
+Ymonospace;FF39
+Ysmall;F779
+Ytilde;1EF8
+Yusbigcyrillic;046A
+Yusbigiotifiedcyrillic;046C
+Yuslittlecyrillic;0466
+Yuslittleiotifiedcyrillic;0468
+Z;005A
+Zaarmenian;0536
+Zacute;0179
+Zcaron;017D
+Zcaronsmall;F6FF
+Zcircle;24CF
+Zcircumflex;1E90
+Zdot;017B
+Zdotaccent;017B
+Zdotbelow;1E92
+Zecyrillic;0417
+Zedescendercyrillic;0498
+Zedieresiscyrillic;04DE
+Zeta;0396
+Zhearmenian;053A
+Zhebrevecyrillic;04C1
+Zhecyrillic;0416
+Zhedescendercyrillic;0496
+Zhedieresiscyrillic;04DC
+Zlinebelow;1E94
+Zmonospace;FF3A
+Zsmall;F77A
+Zstroke;01B5
+a;0061
+aabengali;0986
+aacute;00E1
+aadeva;0906
+aagujarati;0A86
+aagurmukhi;0A06
+aamatragurmukhi;0A3E
+aarusquare;3303
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+club;2663
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+controlDLE;0010
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+controlETX;0003
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+controlSO;000E
+controlSOT;0002
+controlSTX;0001
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+controlSYN;0016
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+copyright;00A9
+copyrightsans;F8E9
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+cornerbracketleft;300C
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+curlyand;22CF
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+currency;00A4
+cyrBreve;F6D1
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+cyrbreve;F6D4
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+d;0064
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+dagger;2020
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+daletsheva;05D3 05B0
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+dalettsere;05D3 05B5
+dalettserehebrew;05D3 05B5
+dalfinalarabic;FEAA
+dammaarabic;064F
+dammalowarabic;064F
+dammatanaltonearabic;064C
+dammatanarabic;064C
+danda;0964
+dargahebrew;05A7
+dargalefthebrew;05A7
+dasiapneumatacyrilliccmb;0485
+dblGrave;F6D3
+dblanglebracketleft;300A
+dblanglebracketleftvertical;FE3D
+dblanglebracketright;300B
+dblanglebracketrightvertical;FE3E
+dblarchinvertedbelowcmb;032B
+dblarrowleft;21D4
+dblarrowright;21D2
+dbldanda;0965
+dblgrave;F6D6
+dblgravecmb;030F
+dblintegral;222C
+dbllowline;2017
+dbllowlinecmb;0333
+dbloverlinecmb;033F
+dblprimemod;02BA
+dblverticalbar;2016
+dblverticallineabovecmb;030E
+dbopomofo;3109
+dbsquare;33C8
+dcaron;010F
+dcedilla;1E11
+dcircle;24D3
+dcircumflexbelow;1E13
+dcroat;0111
+ddabengali;09A1
+ddadeva;0921
+ddagujarati;0AA1
+ddagurmukhi;0A21
+ddalarabic;0688
+ddalfinalarabic;FB89
+dddhadeva;095C
+ddhabengali;09A2
+ddhadeva;0922
+ddhagujarati;0AA2
+ddhagurmukhi;0A22
+ddotaccent;1E0B
+ddotbelow;1E0D
+decimalseparatorarabic;066B
+decimalseparatorpersian;066B
+decyrillic;0434
+degree;00B0
+dehihebrew;05AD
+dehiragana;3067
+deicoptic;03EF
+dekatakana;30C7
+deleteleft;232B
+deleteright;2326
+delta;03B4
+deltaturned;018D
+denominatorminusonenumeratorbengali;09F8
+dezh;02A4
+dhabengali;09A7
+dhadeva;0927
+dhagujarati;0AA7
+dhagurmukhi;0A27
+dhook;0257
+dialytikatonos;0385
+dialytikatonoscmb;0344
+diamond;2666
+diamondsuitwhite;2662
+dieresis;00A8
+dieresisacute;F6D7
+dieresisbelowcmb;0324
+dieresiscmb;0308
+dieresisgrave;F6D8
+dieresistonos;0385
+dihiragana;3062
+dikatakana;30C2
+dittomark;3003
+divide;00F7
+divides;2223
+divisionslash;2215
+djecyrillic;0452
+dkshade;2593
+dlinebelow;1E0F
+dlsquare;3397
+dmacron;0111
+dmonospace;FF44
+dnblock;2584
+dochadathai;0E0E
+dodekthai;0E14
+dohiragana;3069
+dokatakana;30C9
+dollar;0024
+dollarinferior;F6E3
+dollarmonospace;FF04
+dollaroldstyle;F724
+dollarsmall;FE69
+dollarsuperior;F6E4
+dong;20AB
+dorusquare;3326
+dotaccent;02D9
+dotaccentcmb;0307
+dotbelowcmb;0323
+dotbelowcomb;0323
+dotkatakana;30FB
+dotlessi;0131
+dotlessj;F6BE
+dotlessjstrokehook;0284
+dotmath;22C5
+dottedcircle;25CC
+doubleyodpatah;FB1F
+doubleyodpatahhebrew;FB1F
+downtackbelowcmb;031E
+downtackmod;02D5
+dparen;249F
+dsuperior;F6EB
+dtail;0256
+dtopbar;018C
+duhiragana;3065
+dukatakana;30C5
+dz;01F3
+dzaltone;02A3
+dzcaron;01C6
+dzcurl;02A5
+dzeabkhasiancyrillic;04E1
+dzecyrillic;0455
+dzhecyrillic;045F
+e;0065
+eacute;00E9
+earth;2641
+ebengali;098F
+ebopomofo;311C
+ebreve;0115
+ecandradeva;090D
+ecandragujarati;0A8D
+ecandravowelsigndeva;0945
+ecandravowelsigngujarati;0AC5
+ecaron;011B
+ecedillabreve;1E1D
+echarmenian;0565
+echyiwnarmenian;0587
+ecircle;24D4
+ecircumflex;00EA
+ecircumflexacute;1EBF
+ecircumflexbelow;1E19
+ecircumflexdotbelow;1EC7
+ecircumflexgrave;1EC1
+ecircumflexhookabove;1EC3
+ecircumflextilde;1EC5
+ecyrillic;0454
+edblgrave;0205
+edeva;090F
+edieresis;00EB
+edot;0117
+edotaccent;0117
+edotbelow;1EB9
+eegurmukhi;0A0F
+eematragurmukhi;0A47
+efcyrillic;0444
+egrave;00E8
+egujarati;0A8F
+eharmenian;0567
+ehbopomofo;311D
+ehiragana;3048
+ehookabove;1EBB
+eibopomofo;311F
+eight;0038
+eightarabic;0668
+eightbengali;09EE
+eightcircle;2467
+eightcircleinversesansserif;2791
+eightdeva;096E
+eighteencircle;2471
+eighteenparen;2485
+eighteenperiod;2499
+eightgujarati;0AEE
+eightgurmukhi;0A6E
+eighthackarabic;0668
+eighthangzhou;3028
+eighthnotebeamed;266B
+eightideographicparen;3227
+eightinferior;2088
+eightmonospace;FF18
+eightoldstyle;F738
+eightparen;247B
+eightperiod;248F
+eightpersian;06F8
+eightroman;2177
+eightsuperior;2078
+eightthai;0E58
+einvertedbreve;0207
+eiotifiedcyrillic;0465
+ekatakana;30A8
+ekatakanahalfwidth;FF74
+ekonkargurmukhi;0A74
+ekorean;3154
+elcyrillic;043B
+element;2208
+elevencircle;246A
+elevenparen;247E
+elevenperiod;2492
+elevenroman;217A
+ellipsis;2026
+ellipsisvertical;22EE
+emacron;0113
+emacronacute;1E17
+emacrongrave;1E15
+emcyrillic;043C
+emdash;2014
+emdashvertical;FE31
+emonospace;FF45
+emphasismarkarmenian;055B
+emptyset;2205
+enbopomofo;3123
+encyrillic;043D
+endash;2013
+endashvertical;FE32
+endescendercyrillic;04A3
+eng;014B
+engbopomofo;3125
+enghecyrillic;04A5
+enhookcyrillic;04C8
+enspace;2002
+eogonek;0119
+eokorean;3153
+eopen;025B
+eopenclosed;029A
+eopenreversed;025C
+eopenreversedclosed;025E
+eopenreversedhook;025D
+eparen;24A0
+epsilon;03B5
+epsilontonos;03AD
+equal;003D
+equalmonospace;FF1D
+equalsmall;FE66
+equalsuperior;207C
+equivalence;2261
+erbopomofo;3126
+ercyrillic;0440
+ereversed;0258
+ereversedcyrillic;044D
+escyrillic;0441
+esdescendercyrillic;04AB
+esh;0283
+eshcurl;0286
+eshortdeva;090E
+eshortvowelsigndeva;0946
+eshreversedloop;01AA
+eshsquatreversed;0285
+esmallhiragana;3047
+esmallkatakana;30A7
+esmallkatakanahalfwidth;FF6A
+estimated;212E
+esuperior;F6EC
+eta;03B7
+etarmenian;0568
+etatonos;03AE
+eth;00F0
+etilde;1EBD
+etildebelow;1E1B
+etnahtafoukhhebrew;0591
+etnahtafoukhlefthebrew;0591
+etnahtahebrew;0591
+etnahtalefthebrew;0591
+eturned;01DD
+eukorean;3161
+euro;20AC
+evowelsignbengali;09C7
+evowelsigndeva;0947
+evowelsigngujarati;0AC7
+exclam;0021
+exclamarmenian;055C
+exclamdbl;203C
+exclamdown;00A1
+exclamdownsmall;F7A1
+exclammonospace;FF01
+exclamsmall;F721
+existential;2203
+ezh;0292
+ezhcaron;01EF
+ezhcurl;0293
+ezhreversed;01B9
+ezhtail;01BA
+f;0066
+fadeva;095E
+fagurmukhi;0A5E
+fahrenheit;2109
+fathaarabic;064E
+fathalowarabic;064E
+fathatanarabic;064B
+fbopomofo;3108
+fcircle;24D5
+fdotaccent;1E1F
+feharabic;0641
+feharmenian;0586
+fehfinalarabic;FED2
+fehinitialarabic;FED3
+fehmedialarabic;FED4
+feicoptic;03E5
+female;2640
+ff;FB00
+ffi;FB03
+ffl;FB04
+fi;FB01
+fifteencircle;246E
+fifteenparen;2482
+fifteenperiod;2496
+figuredash;2012
+filledbox;25A0
+filledrect;25AC
+finalkaf;05DA
+finalkafdagesh;FB3A
+finalkafdageshhebrew;FB3A
+finalkafhebrew;05DA
+finalkafqamats;05DA 05B8
+finalkafqamatshebrew;05DA 05B8
+finalkafsheva;05DA 05B0
+finalkafshevahebrew;05DA 05B0
+finalmem;05DD
+finalmemhebrew;05DD
+finalnun;05DF
+finalnunhebrew;05DF
+finalpe;05E3
+finalpehebrew;05E3
+finaltsadi;05E5
+finaltsadihebrew;05E5
+firsttonechinese;02C9
+fisheye;25C9
+fitacyrillic;0473
+five;0035
+fivearabic;0665
+fivebengali;09EB
+fivecircle;2464
+fivecircleinversesansserif;278E
+fivedeva;096B
+fiveeighths;215D
+fivegujarati;0AEB
+fivegurmukhi;0A6B
+fivehackarabic;0665
+fivehangzhou;3025
+fiveideographicparen;3224
+fiveinferior;2085
+fivemonospace;FF15
+fiveoldstyle;F735
+fiveparen;2478
+fiveperiod;248C
+fivepersian;06F5
+fiveroman;2174
+fivesuperior;2075
+fivethai;0E55
+fl;FB02
+florin;0192
+fmonospace;FF46
+fmsquare;3399
+fofanthai;0E1F
+fofathai;0E1D
+fongmanthai;0E4F
+forall;2200
+four;0034
+fourarabic;0664
+fourbengali;09EA
+fourcircle;2463
+fourcircleinversesansserif;278D
+fourdeva;096A
+fourgujarati;0AEA
+fourgurmukhi;0A6A
+fourhackarabic;0664
+fourhangzhou;3024
+fourideographicparen;3223
+fourinferior;2084
+fourmonospace;FF14
+fournumeratorbengali;09F7
+fouroldstyle;F734
+fourparen;2477
+fourperiod;248B
+fourpersian;06F4
+fourroman;2173
+foursuperior;2074
+fourteencircle;246D
+fourteenparen;2481
+fourteenperiod;2495
+fourthai;0E54
+fourthtonechinese;02CB
+fparen;24A1
+fraction;2044
+franc;20A3
+g;0067
+gabengali;0997
+gacute;01F5
+gadeva;0917
+gafarabic;06AF
+gaffinalarabic;FB93
+gafinitialarabic;FB94
+gafmedialarabic;FB95
+gagujarati;0A97
+gagurmukhi;0A17
+gahiragana;304C
+gakatakana;30AC
+gamma;03B3
+gammalatinsmall;0263
+gammasuperior;02E0
+gangiacoptic;03EB
+gbopomofo;310D
+gbreve;011F
+gcaron;01E7
+gcedilla;0123
+gcircle;24D6
+gcircumflex;011D
+gcommaaccent;0123
+gdot;0121
+gdotaccent;0121
+gecyrillic;0433
+gehiragana;3052
+gekatakana;30B2
+geometricallyequal;2251
+gereshaccenthebrew;059C
+gereshhebrew;05F3
+gereshmuqdamhebrew;059D
+germandbls;00DF
+gershayimaccenthebrew;059E
+gershayimhebrew;05F4
+getamark;3013
+ghabengali;0998
+ghadarmenian;0572
+ghadeva;0918
+ghagujarati;0A98
+ghagurmukhi;0A18
+ghainarabic;063A
+ghainfinalarabic;FECE
+ghaininitialarabic;FECF
+ghainmedialarabic;FED0
+ghemiddlehookcyrillic;0495
+ghestrokecyrillic;0493
+gheupturncyrillic;0491
+ghhadeva;095A
+ghhagurmukhi;0A5A
+ghook;0260
+ghzsquare;3393
+gihiragana;304E
+gikatakana;30AE
+gimarmenian;0563
+gimel;05D2
+gimeldagesh;FB32
+gimeldageshhebrew;FB32
+gimelhebrew;05D2
+gjecyrillic;0453
+glottalinvertedstroke;01BE
+glottalstop;0294
+glottalstopinverted;0296
+glottalstopmod;02C0
+glottalstopreversed;0295
+glottalstopreversedmod;02C1
+glottalstopreversedsuperior;02E4
+glottalstopstroke;02A1
+glottalstopstrokereversed;02A2
+gmacron;1E21
+gmonospace;FF47
+gohiragana;3054
+gokatakana;30B4
+gparen;24A2
+gpasquare;33AC
+gradient;2207
+grave;0060
+gravebelowcmb;0316
+gravecmb;0300
+gravecomb;0300
+gravedeva;0953
+gravelowmod;02CE
+gravemonospace;FF40
+gravetonecmb;0340
+greater;003E
+greaterequal;2265
+greaterequalorless;22DB
+greatermonospace;FF1E
+greaterorequivalent;2273
+greaterorless;2277
+greateroverequal;2267
+greatersmall;FE65
+gscript;0261
+gstroke;01E5
+guhiragana;3050
+guillemotleft;00AB
+guillemotright;00BB
+guilsinglleft;2039
+guilsinglright;203A
+gukatakana;30B0
+guramusquare;3318
+gysquare;33C9
+h;0068
+haabkhasiancyrillic;04A9
+haaltonearabic;06C1
+habengali;09B9
+hadescendercyrillic;04B3
+hadeva;0939
+hagujarati;0AB9
+hagurmukhi;0A39
+haharabic;062D
+hahfinalarabic;FEA2
+hahinitialarabic;FEA3
+hahiragana;306F
+hahmedialarabic;FEA4
+haitusquare;332A
+hakatakana;30CF
+hakatakanahalfwidth;FF8A
+halantgurmukhi;0A4D
+hamzaarabic;0621
+hamzadammaarabic;0621 064F
+hamzadammatanarabic;0621 064C
+hamzafathaarabic;0621 064E
+hamzafathatanarabic;0621 064B
+hamzalowarabic;0621
+hamzalowkasraarabic;0621 0650
+hamzalowkasratanarabic;0621 064D
+hamzasukunarabic;0621 0652
+hangulfiller;3164
+hardsigncyrillic;044A
+harpoonleftbarbup;21BC
+harpoonrightbarbup;21C0
+hasquare;33CA
+hatafpatah;05B2
+hatafpatah16;05B2
+hatafpatah23;05B2
+hatafpatah2f;05B2
+hatafpatahhebrew;05B2
+hatafpatahnarrowhebrew;05B2
+hatafpatahquarterhebrew;05B2
+hatafpatahwidehebrew;05B2
+hatafqamats;05B3
+hatafqamats1b;05B3
+hatafqamats28;05B3
+hatafqamats34;05B3
+hatafqamatshebrew;05B3
+hatafqamatsnarrowhebrew;05B3
+hatafqamatsquarterhebrew;05B3
+hatafqamatswidehebrew;05B3
+hatafsegol;05B1
+hatafsegol17;05B1
+hatafsegol24;05B1
+hatafsegol30;05B1
+hatafsegolhebrew;05B1
+hatafsegolnarrowhebrew;05B1
+hatafsegolquarterhebrew;05B1
+hatafsegolwidehebrew;05B1
+hbar;0127
+hbopomofo;310F
+hbrevebelow;1E2B
+hcedilla;1E29
+hcircle;24D7
+hcircumflex;0125
+hdieresis;1E27
+hdotaccent;1E23
+hdotbelow;1E25
+he;05D4
+heart;2665
+heartsuitblack;2665
+heartsuitwhite;2661
+hedagesh;FB34
+hedageshhebrew;FB34
+hehaltonearabic;06C1
+heharabic;0647
+hehebrew;05D4
+hehfinalaltonearabic;FBA7
+hehfinalalttwoarabic;FEEA
+hehfinalarabic;FEEA
+hehhamzaabovefinalarabic;FBA5
+hehhamzaaboveisolatedarabic;FBA4
+hehinitialaltonearabic;FBA8
+hehinitialarabic;FEEB
+hehiragana;3078
+hehmedialaltonearabic;FBA9
+hehmedialarabic;FEEC
+heiseierasquare;337B
+hekatakana;30D8
+hekatakanahalfwidth;FF8D
+hekutaarusquare;3336
+henghook;0267
+herutusquare;3339
+het;05D7
+hethebrew;05D7
+hhook;0266
+hhooksuperior;02B1
+hieuhacirclekorean;327B
+hieuhaparenkorean;321B
+hieuhcirclekorean;326D
+hieuhkorean;314E
+hieuhparenkorean;320D
+hihiragana;3072
+hikatakana;30D2
+hikatakanahalfwidth;FF8B
+hiriq;05B4
+hiriq14;05B4
+hiriq21;05B4
+hiriq2d;05B4
+hiriqhebrew;05B4
+hiriqnarrowhebrew;05B4
+hiriqquarterhebrew;05B4
+hiriqwidehebrew;05B4
+hlinebelow;1E96
+hmonospace;FF48
+hoarmenian;0570
+hohipthai;0E2B
+hohiragana;307B
+hokatakana;30DB
+hokatakanahalfwidth;FF8E
+holam;05B9
+holam19;05B9
+holam26;05B9
+holam32;05B9
+holamhebrew;05B9
+holamnarrowhebrew;05B9
+holamquarterhebrew;05B9
+holamwidehebrew;05B9
+honokhukthai;0E2E
+hookabovecomb;0309
+hookcmb;0309
+hookpalatalizedbelowcmb;0321
+hookretroflexbelowcmb;0322
+hoonsquare;3342
+horicoptic;03E9
+horizontalbar;2015
+horncmb;031B
+hotsprings;2668
+house;2302
+hparen;24A3
+hsuperior;02B0
+hturned;0265
+huhiragana;3075
+huiitosquare;3333
+hukatakana;30D5
+hukatakanahalfwidth;FF8C
+hungarumlaut;02DD
+hungarumlautcmb;030B
+hv;0195
+hyphen;002D
+hypheninferior;F6E5
+hyphenmonospace;FF0D
+hyphensmall;FE63
+hyphensuperior;F6E6
+hyphentwo;2010
+i;0069
+iacute;00ED
+iacyrillic;044F
+ibengali;0987
+ibopomofo;3127
+ibreve;012D
+icaron;01D0
+icircle;24D8
+icircumflex;00EE
+icyrillic;0456
+idblgrave;0209
+ideographearthcircle;328F
+ideographfirecircle;328B
+ideographicallianceparen;323F
+ideographiccallparen;323A
+ideographiccentrecircle;32A5
+ideographicclose;3006
+ideographiccomma;3001
+ideographiccommaleft;FF64
+ideographiccongratulationparen;3237
+ideographiccorrectcircle;32A3
+ideographicearthparen;322F
+ideographicenterpriseparen;323D
+ideographicexcellentcircle;329D
+ideographicfestivalparen;3240
+ideographicfinancialcircle;3296
+ideographicfinancialparen;3236
+ideographicfireparen;322B
+ideographichaveparen;3232
+ideographichighcircle;32A4
+ideographiciterationmark;3005
+ideographiclaborcircle;3298
+ideographiclaborparen;3238
+ideographicleftcircle;32A7
+ideographiclowcircle;32A6
+ideographicmedicinecircle;32A9
+ideographicmetalparen;322E
+ideographicmoonparen;322A
+ideographicnameparen;3234
+ideographicperiod;3002
+ideographicprintcircle;329E
+ideographicreachparen;3243
+ideographicrepresentparen;3239
+ideographicresourceparen;323E
+ideographicrightcircle;32A8
+ideographicsecretcircle;3299
+ideographicselfparen;3242
+ideographicsocietyparen;3233
+ideographicspace;3000
+ideographicspecialparen;3235
+ideographicstockparen;3231
+ideographicstudyparen;323B
+ideographicsunparen;3230
+ideographicsuperviseparen;323C
+ideographicwaterparen;322C
+ideographicwoodparen;322D
+ideographiczero;3007
+ideographmetalcircle;328E
+ideographmooncircle;328A
+ideographnamecircle;3294
+ideographsuncircle;3290
+ideographwatercircle;328C
+ideographwoodcircle;328D
+ideva;0907
+idieresis;00EF
+idieresisacute;1E2F
+idieresiscyrillic;04E5
+idotbelow;1ECB
+iebrevecyrillic;04D7
+iecyrillic;0435
+ieungacirclekorean;3275
+ieungaparenkorean;3215
+ieungcirclekorean;3267
+ieungkorean;3147
+ieungparenkorean;3207
+igrave;00EC
+igujarati;0A87
+igurmukhi;0A07
+ihiragana;3044
+ihookabove;1EC9
+iibengali;0988
+iicyrillic;0438
+iideva;0908
+iigujarati;0A88
+iigurmukhi;0A08
+iimatragurmukhi;0A40
+iinvertedbreve;020B
+iishortcyrillic;0439
+iivowelsignbengali;09C0
+iivowelsigndeva;0940
+iivowelsigngujarati;0AC0
+ij;0133
+ikatakana;30A4
+ikatakanahalfwidth;FF72
+ikorean;3163
+ilde;02DC
+iluyhebrew;05AC
+imacron;012B
+imacroncyrillic;04E3
+imageorapproximatelyequal;2253
+imatragurmukhi;0A3F
+imonospace;FF49
+increment;2206
+infinity;221E
+iniarmenian;056B
+integral;222B
+integralbottom;2321
+integralbt;2321
+integralex;F8F5
+integraltop;2320
+integraltp;2320
+intersection;2229
+intisquare;3305
+invbullet;25D8
+invcircle;25D9
+invsmileface;263B
+iocyrillic;0451
+iogonek;012F
+iota;03B9
+iotadieresis;03CA
+iotadieresistonos;0390
+iotalatin;0269
+iotatonos;03AF
+iparen;24A4
+irigurmukhi;0A72
+ismallhiragana;3043
+ismallkatakana;30A3
+ismallkatakanahalfwidth;FF68
+issharbengali;09FA
+istroke;0268
+isuperior;F6ED
+iterationhiragana;309D
+iterationkatakana;30FD
+itilde;0129
+itildebelow;1E2D
+iubopomofo;3129
+iucyrillic;044E
+ivowelsignbengali;09BF
+ivowelsigndeva;093F
+ivowelsigngujarati;0ABF
+izhitsacyrillic;0475
+izhitsadblgravecyrillic;0477
+j;006A
+jaarmenian;0571
+jabengali;099C
+jadeva;091C
+jagujarati;0A9C
+jagurmukhi;0A1C
+jbopomofo;3110
+jcaron;01F0
+jcircle;24D9
+jcircumflex;0135
+jcrossedtail;029D
+jdotlessstroke;025F
+jecyrillic;0458
+jeemarabic;062C
+jeemfinalarabic;FE9E
+jeeminitialarabic;FE9F
+jeemmedialarabic;FEA0
+jeharabic;0698
+jehfinalarabic;FB8B
+jhabengali;099D
+jhadeva;091D
+jhagujarati;0A9D
+jhagurmukhi;0A1D
+jheharmenian;057B
+jis;3004
+jmonospace;FF4A
+jparen;24A5
+jsuperior;02B2
+k;006B
+kabashkircyrillic;04A1
+kabengali;0995
+kacute;1E31
+kacyrillic;043A
+kadescendercyrillic;049B
+kadeva;0915
+kaf;05DB
+kafarabic;0643
+kafdagesh;FB3B
+kafdageshhebrew;FB3B
+kaffinalarabic;FEDA
+kafhebrew;05DB
+kafinitialarabic;FEDB
+kafmedialarabic;FEDC
+kafrafehebrew;FB4D
+kagujarati;0A95
+kagurmukhi;0A15
+kahiragana;304B
+kahookcyrillic;04C4
+kakatakana;30AB
+kakatakanahalfwidth;FF76
+kappa;03BA
+kappasymbolgreek;03F0
+kapyeounmieumkorean;3171
+kapyeounphieuphkorean;3184
+kapyeounpieupkorean;3178
+kapyeounssangpieupkorean;3179
+karoriisquare;330D
+kashidaautoarabic;0640
+kashidaautonosidebearingarabic;0640
+kasmallkatakana;30F5
+kasquare;3384
+kasraarabic;0650
+kasratanarabic;064D
+kastrokecyrillic;049F
+katahiraprolongmarkhalfwidth;FF70
+kaverticalstrokecyrillic;049D
+kbopomofo;310E
+kcalsquare;3389
+kcaron;01E9
+kcedilla;0137
+kcircle;24DA
+kcommaaccent;0137
+kdotbelow;1E33
+keharmenian;0584
+kehiragana;3051
+kekatakana;30B1
+kekatakanahalfwidth;FF79
+kenarmenian;056F
+kesmallkatakana;30F6
+kgreenlandic;0138
+khabengali;0996
+khacyrillic;0445
+khadeva;0916
+khagujarati;0A96
+khagurmukhi;0A16
+khaharabic;062E
+khahfinalarabic;FEA6
+khahinitialarabic;FEA7
+khahmedialarabic;FEA8
+kheicoptic;03E7
+khhadeva;0959
+khhagurmukhi;0A59
+khieukhacirclekorean;3278
+khieukhaparenkorean;3218
+khieukhcirclekorean;326A
+khieukhkorean;314B
+khieukhparenkorean;320A
+khokhaithai;0E02
+khokhonthai;0E05
+khokhuatthai;0E03
+khokhwaithai;0E04
+khomutthai;0E5B
+khook;0199
+khorakhangthai;0E06
+khzsquare;3391
+kihiragana;304D
+kikatakana;30AD
+kikatakanahalfwidth;FF77
+kiroguramusquare;3315
+kiromeetorusquare;3316
+kirosquare;3314
+kiyeokacirclekorean;326E
+kiyeokaparenkorean;320E
+kiyeokcirclekorean;3260
+kiyeokkorean;3131
+kiyeokparenkorean;3200
+kiyeoksioskorean;3133
+kjecyrillic;045C
+klinebelow;1E35
+klsquare;3398
+kmcubedsquare;33A6
+kmonospace;FF4B
+kmsquaredsquare;33A2
+kohiragana;3053
+kohmsquare;33C0
+kokaithai;0E01
+kokatakana;30B3
+kokatakanahalfwidth;FF7A
+kooposquare;331E
+koppacyrillic;0481
+koreanstandardsymbol;327F
+koroniscmb;0343
+kparen;24A6
+kpasquare;33AA
+ksicyrillic;046F
+ktsquare;33CF
+kturned;029E
+kuhiragana;304F
+kukatakana;30AF
+kukatakanahalfwidth;FF78
+kvsquare;33B8
+kwsquare;33BE
+l;006C
+labengali;09B2
+lacute;013A
+ladeva;0932
+lagujarati;0AB2
+lagurmukhi;0A32
+lakkhangyaothai;0E45
+lamaleffinalarabic;FEFC
+lamalefhamzaabovefinalarabic;FEF8
+lamalefhamzaaboveisolatedarabic;FEF7
+lamalefhamzabelowfinalarabic;FEFA
+lamalefhamzabelowisolatedarabic;FEF9
+lamalefisolatedarabic;FEFB
+lamalefmaddaabovefinalarabic;FEF6
+lamalefmaddaaboveisolatedarabic;FEF5
+lamarabic;0644
+lambda;03BB
+lambdastroke;019B
+lamed;05DC
+lameddagesh;FB3C
+lameddageshhebrew;FB3C
+lamedhebrew;05DC
+lamedholam;05DC 05B9
+lamedholamdagesh;05DC 05B9 05BC
+lamedholamdageshhebrew;05DC 05B9 05BC
+lamedholamhebrew;05DC 05B9
+lamfinalarabic;FEDE
+lamhahinitialarabic;FCCA
+laminitialarabic;FEDF
+lamjeeminitialarabic;FCC9
+lamkhahinitialarabic;FCCB
+lamlamhehisolatedarabic;FDF2
+lammedialarabic;FEE0
+lammeemhahinitialarabic;FD88
+lammeeminitialarabic;FCCC
+lammeemjeeminitialarabic;FEDF FEE4 FEA0
+lammeemkhahinitialarabic;FEDF FEE4 FEA8
+largecircle;25EF
+lbar;019A
+lbelt;026C
+lbopomofo;310C
+lcaron;013E
+lcedilla;013C
+lcircle;24DB
+lcircumflexbelow;1E3D
+lcommaaccent;013C
+ldot;0140
+ldotaccent;0140
+ldotbelow;1E37
+ldotbelowmacron;1E39
+leftangleabovecmb;031A
+lefttackbelowcmb;0318
+less;003C
+lessequal;2264
+lessequalorgreater;22DA
+lessmonospace;FF1C
+lessorequivalent;2272
+lessorgreater;2276
+lessoverequal;2266
+lesssmall;FE64
+lezh;026E
+lfblock;258C
+lhookretroflex;026D
+lira;20A4
+liwnarmenian;056C
+lj;01C9
+ljecyrillic;0459
+ll;F6C0
+lladeva;0933
+llagujarati;0AB3
+llinebelow;1E3B
+llladeva;0934
+llvocalicbengali;09E1
+llvocalicdeva;0961
+llvocalicvowelsignbengali;09E3
+llvocalicvowelsigndeva;0963
+lmiddletilde;026B
+lmonospace;FF4C
+lmsquare;33D0
+lochulathai;0E2C
+logicaland;2227
+logicalnot;00AC
+logicalnotreversed;2310
+logicalor;2228
+lolingthai;0E25
+longs;017F
+lowlinecenterline;FE4E
+lowlinecmb;0332
+lowlinedashed;FE4D
+lozenge;25CA
+lparen;24A7
+lslash;0142
+lsquare;2113
+lsuperior;F6EE
+ltshade;2591
+luthai;0E26
+lvocalicbengali;098C
+lvocalicdeva;090C
+lvocalicvowelsignbengali;09E2
+lvocalicvowelsigndeva;0962
+lxsquare;33D3
+m;006D
+mabengali;09AE
+macron;00AF
+macronbelowcmb;0331
+macroncmb;0304
+macronlowmod;02CD
+macronmonospace;FFE3
+macute;1E3F
+madeva;092E
+magujarati;0AAE
+magurmukhi;0A2E
+mahapakhhebrew;05A4
+mahapakhlefthebrew;05A4
+mahiragana;307E
+maichattawalowleftthai;F895
+maichattawalowrightthai;F894
+maichattawathai;0E4B
+maichattawaupperleftthai;F893
+maieklowleftthai;F88C
+maieklowrightthai;F88B
+maiekthai;0E48
+maiekupperleftthai;F88A
+maihanakatleftthai;F884
+maihanakatthai;0E31
+maitaikhuleftthai;F889
+maitaikhuthai;0E47
+maitholowleftthai;F88F
+maitholowrightthai;F88E
+maithothai;0E49
+maithoupperleftthai;F88D
+maitrilowleftthai;F892
+maitrilowrightthai;F891
+maitrithai;0E4A
+maitriupperleftthai;F890
+maiyamokthai;0E46
+makatakana;30DE
+makatakanahalfwidth;FF8F
+male;2642
+mansyonsquare;3347
+maqafhebrew;05BE
+mars;2642
+masoracirclehebrew;05AF
+masquare;3383
+mbopomofo;3107
+mbsquare;33D4
+mcircle;24DC
+mcubedsquare;33A5
+mdotaccent;1E41
+mdotbelow;1E43
+meemarabic;0645
+meemfinalarabic;FEE2
+meeminitialarabic;FEE3
+meemmedialarabic;FEE4
+meemmeeminitialarabic;FCD1
+meemmeemisolatedarabic;FC48
+meetorusquare;334D
+mehiragana;3081
+meizierasquare;337E
+mekatakana;30E1
+mekatakanahalfwidth;FF92
+mem;05DE
+memdagesh;FB3E
+memdageshhebrew;FB3E
+memhebrew;05DE
+menarmenian;0574
+merkhahebrew;05A5
+merkhakefulahebrew;05A6
+merkhakefulalefthebrew;05A6
+merkhalefthebrew;05A5
+mhook;0271
+mhzsquare;3392
+middledotkatakanahalfwidth;FF65
+middot;00B7
+mieumacirclekorean;3272
+mieumaparenkorean;3212
+mieumcirclekorean;3264
+mieumkorean;3141
+mieumpansioskorean;3170
+mieumparenkorean;3204
+mieumpieupkorean;316E
+mieumsioskorean;316F
+mihiragana;307F
+mikatakana;30DF
+mikatakanahalfwidth;FF90
+minus;2212
+minusbelowcmb;0320
+minuscircle;2296
+minusmod;02D7
+minusplus;2213
+minute;2032
+miribaarusquare;334A
+mirisquare;3349
+mlonglegturned;0270
+mlsquare;3396
+mmcubedsquare;33A3
+mmonospace;FF4D
+mmsquaredsquare;339F
+mohiragana;3082
+mohmsquare;33C1
+mokatakana;30E2
+mokatakanahalfwidth;FF93
+molsquare;33D6
+momathai;0E21
+moverssquare;33A7
+moverssquaredsquare;33A8
+mparen;24A8
+mpasquare;33AB
+mssquare;33B3
+msuperior;F6EF
+mturned;026F
+mu;00B5
+mu1;00B5
+muasquare;3382
+muchgreater;226B
+muchless;226A
+mufsquare;338C
+mugreek;03BC
+mugsquare;338D
+muhiragana;3080
+mukatakana;30E0
+mukatakanahalfwidth;FF91
+mulsquare;3395
+multiply;00D7
+mumsquare;339B
+munahhebrew;05A3
+munahlefthebrew;05A3
+musicalnote;266A
+musicalnotedbl;266B
+musicflatsign;266D
+musicsharpsign;266F
+mussquare;33B2
+muvsquare;33B6
+muwsquare;33BC
+mvmegasquare;33B9
+mvsquare;33B7
+mwmegasquare;33BF
+mwsquare;33BD
+n;006E
+nabengali;09A8
+nabla;2207
+nacute;0144
+nadeva;0928
+nagujarati;0AA8
+nagurmukhi;0A28
+nahiragana;306A
+nakatakana;30CA
+nakatakanahalfwidth;FF85
+napostrophe;0149
+nasquare;3381
+nbopomofo;310B
+nbspace;00A0
+ncaron;0148
+ncedilla;0146
+ncircle;24DD
+ncircumflexbelow;1E4B
+ncommaaccent;0146
+ndotaccent;1E45
+ndotbelow;1E47
+nehiragana;306D
+nekatakana;30CD
+nekatakanahalfwidth;FF88
+newsheqelsign;20AA
+nfsquare;338B
+ngabengali;0999
+ngadeva;0919
+ngagujarati;0A99
+ngagurmukhi;0A19
+ngonguthai;0E07
+nhiragana;3093
+nhookleft;0272
+nhookretroflex;0273
+nieunacirclekorean;326F
+nieunaparenkorean;320F
+nieuncieuckorean;3135
+nieuncirclekorean;3261
+nieunhieuhkorean;3136
+nieunkorean;3134
+nieunpansioskorean;3168
+nieunparenkorean;3201
+nieunsioskorean;3167
+nieuntikeutkorean;3166
+nihiragana;306B
+nikatakana;30CB
+nikatakanahalfwidth;FF86
+nikhahitleftthai;F899
+nikhahitthai;0E4D
+nine;0039
+ninearabic;0669
+ninebengali;09EF
+ninecircle;2468
+ninecircleinversesansserif;2792
+ninedeva;096F
+ninegujarati;0AEF
+ninegurmukhi;0A6F
+ninehackarabic;0669
+ninehangzhou;3029
+nineideographicparen;3228
+nineinferior;2089
+ninemonospace;FF19
+nineoldstyle;F739
+nineparen;247C
+nineperiod;2490
+ninepersian;06F9
+nineroman;2178
+ninesuperior;2079
+nineteencircle;2472
+nineteenparen;2486
+nineteenperiod;249A
+ninethai;0E59
+nj;01CC
+njecyrillic;045A
+nkatakana;30F3
+nkatakanahalfwidth;FF9D
+nlegrightlong;019E
+nlinebelow;1E49
+nmonospace;FF4E
+nmsquare;339A
+nnabengali;09A3
+nnadeva;0923
+nnagujarati;0AA3
+nnagurmukhi;0A23
+nnnadeva;0929
+nohiragana;306E
+nokatakana;30CE
+nokatakanahalfwidth;FF89
+nonbreakingspace;00A0
+nonenthai;0E13
+nonuthai;0E19
+noonarabic;0646
+noonfinalarabic;FEE6
+noonghunnaarabic;06BA
+noonghunnafinalarabic;FB9F
+noonhehinitialarabic;FEE7 FEEC
+nooninitialarabic;FEE7
+noonjeeminitialarabic;FCD2
+noonjeemisolatedarabic;FC4B
+noonmedialarabic;FEE8
+noonmeeminitialarabic;FCD5
+noonmeemisolatedarabic;FC4E
+noonnoonfinalarabic;FC8D
+notcontains;220C
+notelement;2209
+notelementof;2209
+notequal;2260
+notgreater;226F
+notgreaternorequal;2271
+notgreaternorless;2279
+notidentical;2262
+notless;226E
+notlessnorequal;2270
+notparallel;2226
+notprecedes;2280
+notsubset;2284
+notsucceeds;2281
+notsuperset;2285
+nowarmenian;0576
+nparen;24A9
+nssquare;33B1
+nsuperior;207F
+ntilde;00F1
+nu;03BD
+nuhiragana;306C
+nukatakana;30CC
+nukatakanahalfwidth;FF87
+nuktabengali;09BC
+nuktadeva;093C
+nuktagujarati;0ABC
+nuktagurmukhi;0A3C
+numbersign;0023
+numbersignmonospace;FF03
+numbersignsmall;FE5F
+numeralsigngreek;0374
+numeralsignlowergreek;0375
+numero;2116
+nun;05E0
+nundagesh;FB40
+nundageshhebrew;FB40
+nunhebrew;05E0
+nvsquare;33B5
+nwsquare;33BB
+nyabengali;099E
+nyadeva;091E
+nyagujarati;0A9E
+nyagurmukhi;0A1E
+o;006F
+oacute;00F3
+oangthai;0E2D
+obarred;0275
+obarredcyrillic;04E9
+obarreddieresiscyrillic;04EB
+obengali;0993
+obopomofo;311B
+obreve;014F
+ocandradeva;0911
+ocandragujarati;0A91
+ocandravowelsigndeva;0949
+ocandravowelsigngujarati;0AC9
+ocaron;01D2
+ocircle;24DE
+ocircumflex;00F4
+ocircumflexacute;1ED1
+ocircumflexdotbelow;1ED9
+ocircumflexgrave;1ED3
+ocircumflexhookabove;1ED5
+ocircumflextilde;1ED7
+ocyrillic;043E
+odblacute;0151
+odblgrave;020D
+odeva;0913
+odieresis;00F6
+odieresiscyrillic;04E7
+odotbelow;1ECD
+oe;0153
+oekorean;315A
+ogonek;02DB
+ogonekcmb;0328
+ograve;00F2
+ogujarati;0A93
+oharmenian;0585
+ohiragana;304A
+ohookabove;1ECF
+ohorn;01A1
+ohornacute;1EDB
+ohorndotbelow;1EE3
+ohorngrave;1EDD
+ohornhookabove;1EDF
+ohorntilde;1EE1
+ohungarumlaut;0151
+oi;01A3
+oinvertedbreve;020F
+okatakana;30AA
+okatakanahalfwidth;FF75
+okorean;3157
+olehebrew;05AB
+omacron;014D
+omacronacute;1E53
+omacrongrave;1E51
+omdeva;0950
+omega;03C9
+omega1;03D6
+omegacyrillic;0461
+omegalatinclosed;0277
+omegaroundcyrillic;047B
+omegatitlocyrillic;047D
+omegatonos;03CE
+omgujarati;0AD0
+omicron;03BF
+omicrontonos;03CC
+omonospace;FF4F
+one;0031
+onearabic;0661
+onebengali;09E7
+onecircle;2460
+onecircleinversesansserif;278A
+onedeva;0967
+onedotenleader;2024
+oneeighth;215B
+onefitted;F6DC
+onegujarati;0AE7
+onegurmukhi;0A67
+onehackarabic;0661
+onehalf;00BD
+onehangzhou;3021
+oneideographicparen;3220
+oneinferior;2081
+onemonospace;FF11
+onenumeratorbengali;09F4
+oneoldstyle;F731
+oneparen;2474
+oneperiod;2488
+onepersian;06F1
+onequarter;00BC
+oneroman;2170
+onesuperior;00B9
+onethai;0E51
+onethird;2153
+oogonek;01EB
+oogonekmacron;01ED
+oogurmukhi;0A13
+oomatragurmukhi;0A4B
+oopen;0254
+oparen;24AA
+openbullet;25E6
+option;2325
+ordfeminine;00AA
+ordmasculine;00BA
+orthogonal;221F
+oshortdeva;0912
+oshortvowelsigndeva;094A
+oslash;00F8
+oslashacute;01FF
+osmallhiragana;3049
+osmallkatakana;30A9
+osmallkatakanahalfwidth;FF6B
+ostrokeacute;01FF
+osuperior;F6F0
+otcyrillic;047F
+otilde;00F5
+otildeacute;1E4D
+otildedieresis;1E4F
+oubopomofo;3121
+overline;203E
+overlinecenterline;FE4A
+overlinecmb;0305
+overlinedashed;FE49
+overlinedblwavy;FE4C
+overlinewavy;FE4B
+overscore;00AF
+ovowelsignbengali;09CB
+ovowelsigndeva;094B
+ovowelsigngujarati;0ACB
+p;0070
+paampssquare;3380
+paasentosquare;332B
+pabengali;09AA
+pacute;1E55
+padeva;092A
+pagedown;21DF
+pageup;21DE
+pagujarati;0AAA
+pagurmukhi;0A2A
+pahiragana;3071
+paiyannoithai;0E2F
+pakatakana;30D1
+palatalizationcyrilliccmb;0484
+palochkacyrillic;04C0
+pansioskorean;317F
+paragraph;00B6
+parallel;2225
+parenleft;0028
+parenleftaltonearabic;FD3E
+parenleftbt;F8ED
+parenleftex;F8EC
+parenleftinferior;208D
+parenleftmonospace;FF08
+parenleftsmall;FE59
+parenleftsuperior;207D
+parenlefttp;F8EB
+parenleftvertical;FE35
+parenright;0029
+parenrightaltonearabic;FD3F
+parenrightbt;F8F8
+parenrightex;F8F7
+parenrightinferior;208E
+parenrightmonospace;FF09
+parenrightsmall;FE5A
+parenrightsuperior;207E
+parenrighttp;F8F6
+parenrightvertical;FE36
+partialdiff;2202
+paseqhebrew;05C0
+pashtahebrew;0599
+pasquare;33A9
+patah;05B7
+patah11;05B7
+patah1d;05B7
+patah2a;05B7
+patahhebrew;05B7
+patahnarrowhebrew;05B7
+patahquarterhebrew;05B7
+patahwidehebrew;05B7
+pazerhebrew;05A1
+pbopomofo;3106
+pcircle;24DF
+pdotaccent;1E57
+pe;05E4
+pecyrillic;043F
+pedagesh;FB44
+pedageshhebrew;FB44
+peezisquare;333B
+pefinaldageshhebrew;FB43
+peharabic;067E
+peharmenian;057A
+pehebrew;05E4
+pehfinalarabic;FB57
+pehinitialarabic;FB58
+pehiragana;307A
+pehmedialarabic;FB59
+pekatakana;30DA
+pemiddlehookcyrillic;04A7
+perafehebrew;FB4E
+percent;0025
+percentarabic;066A
+percentmonospace;FF05
+percentsmall;FE6A
+period;002E
+periodarmenian;0589
+periodcentered;00B7
+periodhalfwidth;FF61
+periodinferior;F6E7
+periodmonospace;FF0E
+periodsmall;FE52
+periodsuperior;F6E8
+perispomenigreekcmb;0342
+perpendicular;22A5
+perthousand;2030
+peseta;20A7
+pfsquare;338A
+phabengali;09AB
+phadeva;092B
+phagujarati;0AAB
+phagurmukhi;0A2B
+phi;03C6
+phi1;03D5
+phieuphacirclekorean;327A
+phieuphaparenkorean;321A
+phieuphcirclekorean;326C
+phieuphkorean;314D
+phieuphparenkorean;320C
+philatin;0278
+phinthuthai;0E3A
+phisymbolgreek;03D5
+phook;01A5
+phophanthai;0E1E
+phophungthai;0E1C
+phosamphaothai;0E20
+pi;03C0
+pieupacirclekorean;3273
+pieupaparenkorean;3213
+pieupcieuckorean;3176
+pieupcirclekorean;3265
+pieupkiyeokkorean;3172
+pieupkorean;3142
+pieupparenkorean;3205
+pieupsioskiyeokkorean;3174
+pieupsioskorean;3144
+pieupsiostikeutkorean;3175
+pieupthieuthkorean;3177
+pieuptikeutkorean;3173
+pihiragana;3074
+pikatakana;30D4
+pisymbolgreek;03D6
+piwrarmenian;0583
+plus;002B
+plusbelowcmb;031F
+pluscircle;2295
+plusminus;00B1
+plusmod;02D6
+plusmonospace;FF0B
+plussmall;FE62
+plussuperior;207A
+pmonospace;FF50
+pmsquare;33D8
+pohiragana;307D
+pointingindexdownwhite;261F
+pointingindexleftwhite;261C
+pointingindexrightwhite;261E
+pointingindexupwhite;261D
+pokatakana;30DD
+poplathai;0E1B
+postalmark;3012
+postalmarkface;3020
+pparen;24AB
+precedes;227A
+prescription;211E
+primemod;02B9
+primereversed;2035
+product;220F
+projective;2305
+prolongedkana;30FC
+propellor;2318
+propersubset;2282
+propersuperset;2283
+proportion;2237
+proportional;221D
+psi;03C8
+psicyrillic;0471
+psilipneumatacyrilliccmb;0486
+pssquare;33B0
+puhiragana;3077
+pukatakana;30D7
+pvsquare;33B4
+pwsquare;33BA
+q;0071
+qadeva;0958
+qadmahebrew;05A8
+qafarabic;0642
+qaffinalarabic;FED6
+qafinitialarabic;FED7
+qafmedialarabic;FED8
+qamats;05B8
+qamats10;05B8
+qamats1a;05B8
+qamats1c;05B8
+qamats27;05B8
+qamats29;05B8
+qamats33;05B8
+qamatsde;05B8
+qamatshebrew;05B8
+qamatsnarrowhebrew;05B8
+qamatsqatanhebrew;05B8
+qamatsqatannarrowhebrew;05B8
+qamatsqatanquarterhebrew;05B8
+qamatsqatanwidehebrew;05B8
+qamatsquarterhebrew;05B8
+qamatswidehebrew;05B8
+qarneyparahebrew;059F
+qbopomofo;3111
+qcircle;24E0
+qhook;02A0
+qmonospace;FF51
+qof;05E7
+qofdagesh;FB47
+qofdageshhebrew;FB47
+qofhatafpatah;05E7 05B2
+qofhatafpatahhebrew;05E7 05B2
+qofhatafsegol;05E7 05B1
+qofhatafsegolhebrew;05E7 05B1
+qofhebrew;05E7
+qofhiriq;05E7 05B4
+qofhiriqhebrew;05E7 05B4
+qofholam;05E7 05B9
+qofholamhebrew;05E7 05B9
+qofpatah;05E7 05B7
+qofpatahhebrew;05E7 05B7
+qofqamats;05E7 05B8
+qofqamatshebrew;05E7 05B8
+qofqubuts;05E7 05BB
+qofqubutshebrew;05E7 05BB
+qofsegol;05E7 05B6
+qofsegolhebrew;05E7 05B6
+qofsheva;05E7 05B0
+qofshevahebrew;05E7 05B0
+qoftsere;05E7 05B5
+qoftserehebrew;05E7 05B5
+qparen;24AC
+quarternote;2669
+qubuts;05BB
+qubuts18;05BB
+qubuts25;05BB
+qubuts31;05BB
+qubutshebrew;05BB
+qubutsnarrowhebrew;05BB
+qubutsquarterhebrew;05BB
+qubutswidehebrew;05BB
+question;003F
+questionarabic;061F
+questionarmenian;055E
+questiondown;00BF
+questiondownsmall;F7BF
+questiongreek;037E
+questionmonospace;FF1F
+questionsmall;F73F
+quotedbl;0022
+quotedblbase;201E
+quotedblleft;201C
+quotedblmonospace;FF02
+quotedblprime;301E
+quotedblprimereversed;301D
+quotedblright;201D
+quoteleft;2018
+quoteleftreversed;201B
+quotereversed;201B
+quoteright;2019
+quoterightn;0149
+quotesinglbase;201A
+quotesingle;0027
+quotesinglemonospace;FF07
+r;0072
+raarmenian;057C
+rabengali;09B0
+racute;0155
+radeva;0930
+radical;221A
+radicalex;F8E5
+radoverssquare;33AE
+radoverssquaredsquare;33AF
+radsquare;33AD
+rafe;05BF
+rafehebrew;05BF
+ragujarati;0AB0
+ragurmukhi;0A30
+rahiragana;3089
+rakatakana;30E9
+rakatakanahalfwidth;FF97
+ralowerdiagonalbengali;09F1
+ramiddlediagonalbengali;09F0
+ramshorn;0264
+ratio;2236
+rbopomofo;3116
+rcaron;0159
+rcedilla;0157
+rcircle;24E1
+rcommaaccent;0157
+rdblgrave;0211
+rdotaccent;1E59
+rdotbelow;1E5B
+rdotbelowmacron;1E5D
+referencemark;203B
+reflexsubset;2286
+reflexsuperset;2287
+registered;00AE
+registersans;F8E8
+registerserif;F6DA
+reharabic;0631
+reharmenian;0580
+rehfinalarabic;FEAE
+rehiragana;308C
+rehyehaleflamarabic;0631 FEF3 FE8E 0644
+rekatakana;30EC
+rekatakanahalfwidth;FF9A
+resh;05E8
+reshdageshhebrew;FB48
+reshhatafpatah;05E8 05B2
+reshhatafpatahhebrew;05E8 05B2
+reshhatafsegol;05E8 05B1
+reshhatafsegolhebrew;05E8 05B1
+reshhebrew;05E8
+reshhiriq;05E8 05B4
+reshhiriqhebrew;05E8 05B4
+reshholam;05E8 05B9
+reshholamhebrew;05E8 05B9
+reshpatah;05E8 05B7
+reshpatahhebrew;05E8 05B7
+reshqamats;05E8 05B8
+reshqamatshebrew;05E8 05B8
+reshqubuts;05E8 05BB
+reshqubutshebrew;05E8 05BB
+reshsegol;05E8 05B6
+reshsegolhebrew;05E8 05B6
+reshsheva;05E8 05B0
+reshshevahebrew;05E8 05B0
+reshtsere;05E8 05B5
+reshtserehebrew;05E8 05B5
+reversedtilde;223D
+reviahebrew;0597
+reviamugrashhebrew;0597
+revlogicalnot;2310
+rfishhook;027E
+rfishhookreversed;027F
+rhabengali;09DD
+rhadeva;095D
+rho;03C1
+rhook;027D
+rhookturned;027B
+rhookturnedsuperior;02B5
+rhosymbolgreek;03F1
+rhotichookmod;02DE
+rieulacirclekorean;3271
+rieulaparenkorean;3211
+rieulcirclekorean;3263
+rieulhieuhkorean;3140
+rieulkiyeokkorean;313A
+rieulkiyeoksioskorean;3169
+rieulkorean;3139
+rieulmieumkorean;313B
+rieulpansioskorean;316C
+rieulparenkorean;3203
+rieulphieuphkorean;313F
+rieulpieupkorean;313C
+rieulpieupsioskorean;316B
+rieulsioskorean;313D
+rieulthieuthkorean;313E
+rieultikeutkorean;316A
+rieulyeorinhieuhkorean;316D
+rightangle;221F
+righttackbelowcmb;0319
+righttriangle;22BF
+rihiragana;308A
+rikatakana;30EA
+rikatakanahalfwidth;FF98
+ring;02DA
+ringbelowcmb;0325
+ringcmb;030A
+ringhalfleft;02BF
+ringhalfleftarmenian;0559
+ringhalfleftbelowcmb;031C
+ringhalfleftcentered;02D3
+ringhalfright;02BE
+ringhalfrightbelowcmb;0339
+ringhalfrightcentered;02D2
+rinvertedbreve;0213
+rittorusquare;3351
+rlinebelow;1E5F
+rlongleg;027C
+rlonglegturned;027A
+rmonospace;FF52
+rohiragana;308D
+rokatakana;30ED
+rokatakanahalfwidth;FF9B
+roruathai;0E23
+rparen;24AD
+rrabengali;09DC
+rradeva;0931
+rragurmukhi;0A5C
+rreharabic;0691
+rrehfinalarabic;FB8D
+rrvocalicbengali;09E0
+rrvocalicdeva;0960
+rrvocalicgujarati;0AE0
+rrvocalicvowelsignbengali;09C4
+rrvocalicvowelsigndeva;0944
+rrvocalicvowelsigngujarati;0AC4
+rsuperior;F6F1
+rtblock;2590
+rturned;0279
+rturnedsuperior;02B4
+ruhiragana;308B
+rukatakana;30EB
+rukatakanahalfwidth;FF99
+rupeemarkbengali;09F2
+rupeesignbengali;09F3
+rupiah;F6DD
+ruthai;0E24
+rvocalicbengali;098B
+rvocalicdeva;090B
+rvocalicgujarati;0A8B
+rvocalicvowelsignbengali;09C3
+rvocalicvowelsigndeva;0943
+rvocalicvowelsigngujarati;0AC3
+s;0073
+sabengali;09B8
+sacute;015B
+sacutedotaccent;1E65
+sadarabic;0635
+sadeva;0938
+sadfinalarabic;FEBA
+sadinitialarabic;FEBB
+sadmedialarabic;FEBC
+sagujarati;0AB8
+sagurmukhi;0A38
+sahiragana;3055
+sakatakana;30B5
+sakatakanahalfwidth;FF7B
+sallallahoualayhewasallamarabic;FDFA
+samekh;05E1
+samekhdagesh;FB41
+samekhdageshhebrew;FB41
+samekhhebrew;05E1
+saraaathai;0E32
+saraaethai;0E41
+saraaimaimalaithai;0E44
+saraaimaimuanthai;0E43
+saraamthai;0E33
+saraathai;0E30
+saraethai;0E40
+saraiileftthai;F886
+saraiithai;0E35
+saraileftthai;F885
+saraithai;0E34
+saraothai;0E42
+saraueeleftthai;F888
+saraueethai;0E37
+saraueleftthai;F887
+sarauethai;0E36
+sarauthai;0E38
+sarauuthai;0E39
+sbopomofo;3119
+scaron;0161
+scarondotaccent;1E67
+scedilla;015F
+schwa;0259
+schwacyrillic;04D9
+schwadieresiscyrillic;04DB
+schwahook;025A
+scircle;24E2
+scircumflex;015D
+scommaaccent;0219
+sdotaccent;1E61
+sdotbelow;1E63
+sdotbelowdotaccent;1E69
+seagullbelowcmb;033C
+second;2033
+secondtonechinese;02CA
+section;00A7
+seenarabic;0633
+seenfinalarabic;FEB2
+seeninitialarabic;FEB3
+seenmedialarabic;FEB4
+segol;05B6
+segol13;05B6
+segol1f;05B6
+segol2c;05B6
+segolhebrew;05B6
+segolnarrowhebrew;05B6
+segolquarterhebrew;05B6
+segoltahebrew;0592
+segolwidehebrew;05B6
+seharmenian;057D
+sehiragana;305B
+sekatakana;30BB
+sekatakanahalfwidth;FF7E
+semicolon;003B
+semicolonarabic;061B
+semicolonmonospace;FF1B
+semicolonsmall;FE54
+semivoicedmarkkana;309C
+semivoicedmarkkanahalfwidth;FF9F
+sentisquare;3322
+sentosquare;3323
+seven;0037
+sevenarabic;0667
+sevenbengali;09ED
+sevencircle;2466
+sevencircleinversesansserif;2790
+sevendeva;096D
+seveneighths;215E
+sevengujarati;0AED
+sevengurmukhi;0A6D
+sevenhackarabic;0667
+sevenhangzhou;3027
+sevenideographicparen;3226
+seveninferior;2087
+sevenmonospace;FF17
+sevenoldstyle;F737
+sevenparen;247A
+sevenperiod;248E
+sevenpersian;06F7
+sevenroman;2176
+sevensuperior;2077
+seventeencircle;2470
+seventeenparen;2484
+seventeenperiod;2498
+seventhai;0E57
+sfthyphen;00AD
+shaarmenian;0577
+shabengali;09B6
+shacyrillic;0448
+shaddaarabic;0651
+shaddadammaarabic;FC61
+shaddadammatanarabic;FC5E
+shaddafathaarabic;FC60
+shaddafathatanarabic;0651 064B
+shaddakasraarabic;FC62
+shaddakasratanarabic;FC5F
+shade;2592
+shadedark;2593
+shadelight;2591
+shademedium;2592
+shadeva;0936
+shagujarati;0AB6
+shagurmukhi;0A36
+shalshelethebrew;0593
+shbopomofo;3115
+shchacyrillic;0449
+sheenarabic;0634
+sheenfinalarabic;FEB6
+sheeninitialarabic;FEB7
+sheenmedialarabic;FEB8
+sheicoptic;03E3
+sheqel;20AA
+sheqelhebrew;20AA
+sheva;05B0
+sheva115;05B0
+sheva15;05B0
+sheva22;05B0
+sheva2e;05B0
+shevahebrew;05B0
+shevanarrowhebrew;05B0
+shevaquarterhebrew;05B0
+shevawidehebrew;05B0
+shhacyrillic;04BB
+shimacoptic;03ED
+shin;05E9
+shindagesh;FB49
+shindageshhebrew;FB49
+shindageshshindot;FB2C
+shindageshshindothebrew;FB2C
+shindageshsindot;FB2D
+shindageshsindothebrew;FB2D
+shindothebrew;05C1
+shinhebrew;05E9
+shinshindot;FB2A
+shinshindothebrew;FB2A
+shinsindot;FB2B
+shinsindothebrew;FB2B
+shook;0282
+sigma;03C3
+sigma1;03C2
+sigmafinal;03C2
+sigmalunatesymbolgreek;03F2
+sihiragana;3057
+sikatakana;30B7
+sikatakanahalfwidth;FF7C
+siluqhebrew;05BD
+siluqlefthebrew;05BD
+similar;223C
+sindothebrew;05C2
+siosacirclekorean;3274
+siosaparenkorean;3214
+sioscieuckorean;317E
+sioscirclekorean;3266
+sioskiyeokkorean;317A
+sioskorean;3145
+siosnieunkorean;317B
+siosparenkorean;3206
+siospieupkorean;317D
+siostikeutkorean;317C
+six;0036
+sixarabic;0666
+sixbengali;09EC
+sixcircle;2465
+sixcircleinversesansserif;278F
+sixdeva;096C
+sixgujarati;0AEC
+sixgurmukhi;0A6C
+sixhackarabic;0666
+sixhangzhou;3026
+sixideographicparen;3225
+sixinferior;2086
+sixmonospace;FF16
+sixoldstyle;F736
+sixparen;2479
+sixperiod;248D
+sixpersian;06F6
+sixroman;2175
+sixsuperior;2076
+sixteencircle;246F
+sixteencurrencydenominatorbengali;09F9
+sixteenparen;2483
+sixteenperiod;2497
+sixthai;0E56
+slash;002F
+slashmonospace;FF0F
+slong;017F
+slongdotaccent;1E9B
+smileface;263A
+smonospace;FF53
+sofpasuqhebrew;05C3
+softhyphen;00AD
+softsigncyrillic;044C
+sohiragana;305D
+sokatakana;30BD
+sokatakanahalfwidth;FF7F
+soliduslongoverlaycmb;0338
+solidusshortoverlaycmb;0337
+sorusithai;0E29
+sosalathai;0E28
+sosothai;0E0B
+sosuathai;0E2A
+space;0020
+spacehackarabic;0020
+spade;2660
+spadesuitblack;2660
+spadesuitwhite;2664
+sparen;24AE
+squarebelowcmb;033B
+squarecc;33C4
+squarecm;339D
+squarediagonalcrosshatchfill;25A9
+squarehorizontalfill;25A4
+squarekg;338F
+squarekm;339E
+squarekmcapital;33CE
+squareln;33D1
+squarelog;33D2
+squaremg;338E
+squaremil;33D5
+squaremm;339C
+squaremsquared;33A1
+squareorthogonalcrosshatchfill;25A6
+squareupperlefttolowerrightfill;25A7
+squareupperrighttolowerleftfill;25A8
+squareverticalfill;25A5
+squarewhitewithsmallblack;25A3
+srsquare;33DB
+ssabengali;09B7
+ssadeva;0937
+ssagujarati;0AB7
+ssangcieuckorean;3149
+ssanghieuhkorean;3185
+ssangieungkorean;3180
+ssangkiyeokkorean;3132
+ssangnieunkorean;3165
+ssangpieupkorean;3143
+ssangsioskorean;3146
+ssangtikeutkorean;3138
+ssuperior;F6F2
+sterling;00A3
+sterlingmonospace;FFE1
+strokelongoverlaycmb;0336
+strokeshortoverlaycmb;0335
+subset;2282
+subsetnotequal;228A
+subsetorequal;2286
+succeeds;227B
+suchthat;220B
+suhiragana;3059
+sukatakana;30B9
+sukatakanahalfwidth;FF7D
+sukunarabic;0652
+summation;2211
+sun;263C
+superset;2283
+supersetnotequal;228B
+supersetorequal;2287
+svsquare;33DC
+syouwaerasquare;337C
+t;0074
+tabengali;09A4
+tackdown;22A4
+tackleft;22A3
+tadeva;0924
+tagujarati;0AA4
+tagurmukhi;0A24
+taharabic;0637
+tahfinalarabic;FEC2
+tahinitialarabic;FEC3
+tahiragana;305F
+tahmedialarabic;FEC4
+taisyouerasquare;337D
+takatakana;30BF
+takatakanahalfwidth;FF80
+tatweelarabic;0640
+tau;03C4
+tav;05EA
+tavdages;FB4A
+tavdagesh;FB4A
+tavdageshhebrew;FB4A
+tavhebrew;05EA
+tbar;0167
+tbopomofo;310A
+tcaron;0165
+tccurl;02A8
+tcedilla;0163
+tcheharabic;0686
+tchehfinalarabic;FB7B
+tchehinitialarabic;FB7C
+tchehmedialarabic;FB7D
+tchehmeeminitialarabic;FB7C FEE4
+tcircle;24E3
+tcircumflexbelow;1E71
+tcommaaccent;0163
+tdieresis;1E97
+tdotaccent;1E6B
+tdotbelow;1E6D
+tecyrillic;0442
+tedescendercyrillic;04AD
+teharabic;062A
+tehfinalarabic;FE96
+tehhahinitialarabic;FCA2
+tehhahisolatedarabic;FC0C
+tehinitialarabic;FE97
+tehiragana;3066
+tehjeeminitialarabic;FCA1
+tehjeemisolatedarabic;FC0B
+tehmarbutaarabic;0629
+tehmarbutafinalarabic;FE94
+tehmedialarabic;FE98
+tehmeeminitialarabic;FCA4
+tehmeemisolatedarabic;FC0E
+tehnoonfinalarabic;FC73
+tekatakana;30C6
+tekatakanahalfwidth;FF83
+telephone;2121
+telephoneblack;260E
+telishagedolahebrew;05A0
+telishaqetanahebrew;05A9
+tencircle;2469
+tenideographicparen;3229
+tenparen;247D
+tenperiod;2491
+tenroman;2179
+tesh;02A7
+tet;05D8
+tetdagesh;FB38
+tetdageshhebrew;FB38
+tethebrew;05D8
+tetsecyrillic;04B5
+tevirhebrew;059B
+tevirlefthebrew;059B
+thabengali;09A5
+thadeva;0925
+thagujarati;0AA5
+thagurmukhi;0A25
+thalarabic;0630
+thalfinalarabic;FEAC
+thanthakhatlowleftthai;F898
+thanthakhatlowrightthai;F897
+thanthakhatthai;0E4C
+thanthakhatupperleftthai;F896
+theharabic;062B
+thehfinalarabic;FE9A
+thehinitialarabic;FE9B
+thehmedialarabic;FE9C
+thereexists;2203
+therefore;2234
+theta;03B8
+theta1;03D1
+thetasymbolgreek;03D1
+thieuthacirclekorean;3279
+thieuthaparenkorean;3219
+thieuthcirclekorean;326B
+thieuthkorean;314C
+thieuthparenkorean;320B
+thirteencircle;246C
+thirteenparen;2480
+thirteenperiod;2494
+thonangmonthothai;0E11
+thook;01AD
+thophuthaothai;0E12
+thorn;00FE
+thothahanthai;0E17
+thothanthai;0E10
+thothongthai;0E18
+thothungthai;0E16
+thousandcyrillic;0482
+thousandsseparatorarabic;066C
+thousandsseparatorpersian;066C
+three;0033
+threearabic;0663
+threebengali;09E9
+threecircle;2462
+threecircleinversesansserif;278C
+threedeva;0969
+threeeighths;215C
+threegujarati;0AE9
+threegurmukhi;0A69
+threehackarabic;0663
+threehangzhou;3023
+threeideographicparen;3222
+threeinferior;2083
+threemonospace;FF13
+threenumeratorbengali;09F6
+threeoldstyle;F733
+threeparen;2476
+threeperiod;248A
+threepersian;06F3
+threequarters;00BE
+threequartersemdash;F6DE
+threeroman;2172
+threesuperior;00B3
+threethai;0E53
+thzsquare;3394
+tihiragana;3061
+tikatakana;30C1
+tikatakanahalfwidth;FF81
+tikeutacirclekorean;3270
+tikeutaparenkorean;3210
+tikeutcirclekorean;3262
+tikeutkorean;3137
+tikeutparenkorean;3202
+tilde;02DC
+tildebelowcmb;0330
+tildecmb;0303
+tildecomb;0303
+tildedoublecmb;0360
+tildeoperator;223C
+tildeoverlaycmb;0334
+tildeverticalcmb;033E
+timescircle;2297
+tipehahebrew;0596
+tipehalefthebrew;0596
+tippigurmukhi;0A70
+titlocyrilliccmb;0483
+tiwnarmenian;057F
+tlinebelow;1E6F
+tmonospace;FF54
+toarmenian;0569
+tohiragana;3068
+tokatakana;30C8
+tokatakanahalfwidth;FF84
+tonebarextrahighmod;02E5
+tonebarextralowmod;02E9
+tonebarhighmod;02E6
+tonebarlowmod;02E8
+tonebarmidmod;02E7
+tonefive;01BD
+tonesix;0185
+tonetwo;01A8
+tonos;0384
+tonsquare;3327
+topatakthai;0E0F
+tortoiseshellbracketleft;3014
+tortoiseshellbracketleftsmall;FE5D
+tortoiseshellbracketleftvertical;FE39
+tortoiseshellbracketright;3015
+tortoiseshellbracketrightsmall;FE5E
+tortoiseshellbracketrightvertical;FE3A
+totaothai;0E15
+tpalatalhook;01AB
+tparen;24AF
+trademark;2122
+trademarksans;F8EA
+trademarkserif;F6DB
+tretroflexhook;0288
+triagdn;25BC
+triaglf;25C4
+triagrt;25BA
+triagup;25B2
+ts;02A6
+tsadi;05E6
+tsadidagesh;FB46
+tsadidageshhebrew;FB46
+tsadihebrew;05E6
+tsecyrillic;0446
+tsere;05B5
+tsere12;05B5
+tsere1e;05B5
+tsere2b;05B5
+tserehebrew;05B5
+tserenarrowhebrew;05B5
+tserequarterhebrew;05B5
+tserewidehebrew;05B5
+tshecyrillic;045B
+tsuperior;F6F3
+ttabengali;099F
+ttadeva;091F
+ttagujarati;0A9F
+ttagurmukhi;0A1F
+tteharabic;0679
+ttehfinalarabic;FB67
+ttehinitialarabic;FB68
+ttehmedialarabic;FB69
+tthabengali;09A0
+tthadeva;0920
+tthagujarati;0AA0
+tthagurmukhi;0A20
+tturned;0287
+tuhiragana;3064
+tukatakana;30C4
+tukatakanahalfwidth;FF82
+tusmallhiragana;3063
+tusmallkatakana;30C3
+tusmallkatakanahalfwidth;FF6F
+twelvecircle;246B
+twelveparen;247F
+twelveperiod;2493
+twelveroman;217B
+twentycircle;2473
+twentyhangzhou;5344
+twentyparen;2487
+twentyperiod;249B
+two;0032
+twoarabic;0662
+twobengali;09E8
+twocircle;2461
+twocircleinversesansserif;278B
+twodeva;0968
+twodotenleader;2025
+twodotleader;2025
+twodotleadervertical;FE30
+twogujarati;0AE8
+twogurmukhi;0A68
+twohackarabic;0662
+twohangzhou;3022
+twoideographicparen;3221
+twoinferior;2082
+twomonospace;FF12
+twonumeratorbengali;09F5
+twooldstyle;F732
+twoparen;2475
+twoperiod;2489
+twopersian;06F2
+tworoman;2171
+twostroke;01BB
+twosuperior;00B2
+twothai;0E52
+twothirds;2154
+u;0075
+uacute;00FA
+ubar;0289
+ubengali;0989
+ubopomofo;3128
+ubreve;016D
+ucaron;01D4
+ucircle;24E4
+ucircumflex;00FB
+ucircumflexbelow;1E77
+ucyrillic;0443
+udattadeva;0951
+udblacute;0171
+udblgrave;0215
+udeva;0909
+udieresis;00FC
+udieresisacute;01D8
+udieresisbelow;1E73
+udieresiscaron;01DA
+udieresiscyrillic;04F1
+udieresisgrave;01DC
+udieresismacron;01D6
+udotbelow;1EE5
+ugrave;00F9
+ugujarati;0A89
+ugurmukhi;0A09
+uhiragana;3046
+uhookabove;1EE7
+uhorn;01B0
+uhornacute;1EE9
+uhorndotbelow;1EF1
+uhorngrave;1EEB
+uhornhookabove;1EED
+uhorntilde;1EEF
+uhungarumlaut;0171
+uhungarumlautcyrillic;04F3
+uinvertedbreve;0217
+ukatakana;30A6
+ukatakanahalfwidth;FF73
+ukcyrillic;0479
+ukorean;315C
+umacron;016B
+umacroncyrillic;04EF
+umacrondieresis;1E7B
+umatragurmukhi;0A41
+umonospace;FF55
+underscore;005F
+underscoredbl;2017
+underscoremonospace;FF3F
+underscorevertical;FE33
+underscorewavy;FE4F
+union;222A
+universal;2200
+uogonek;0173
+uparen;24B0
+upblock;2580
+upperdothebrew;05C4
+upsilon;03C5
+upsilondieresis;03CB
+upsilondieresistonos;03B0
+upsilonlatin;028A
+upsilontonos;03CD
+uptackbelowcmb;031D
+uptackmod;02D4
+uragurmukhi;0A73
+uring;016F
+ushortcyrillic;045E
+usmallhiragana;3045
+usmallkatakana;30A5
+usmallkatakanahalfwidth;FF69
+ustraightcyrillic;04AF
+ustraightstrokecyrillic;04B1
+utilde;0169
+utildeacute;1E79
+utildebelow;1E75
+uubengali;098A
+uudeva;090A
+uugujarati;0A8A
+uugurmukhi;0A0A
+uumatragurmukhi;0A42
+uuvowelsignbengali;09C2
+uuvowelsigndeva;0942
+uuvowelsigngujarati;0AC2
+uvowelsignbengali;09C1
+uvowelsigndeva;0941
+uvowelsigngujarati;0AC1
+v;0076
+vadeva;0935
+vagujarati;0AB5
+vagurmukhi;0A35
+vakatakana;30F7
+vav;05D5
+vavdagesh;FB35
+vavdagesh65;FB35
+vavdageshhebrew;FB35
+vavhebrew;05D5
+vavholam;FB4B
+vavholamhebrew;FB4B
+vavvavhebrew;05F0
+vavyodhebrew;05F1
+vcircle;24E5
+vdotbelow;1E7F
+vecyrillic;0432
+veharabic;06A4
+vehfinalarabic;FB6B
+vehinitialarabic;FB6C
+vehmedialarabic;FB6D
+vekatakana;30F9
+venus;2640
+verticalbar;007C
+verticallineabovecmb;030D
+verticallinebelowcmb;0329
+verticallinelowmod;02CC
+verticallinemod;02C8
+vewarmenian;057E
+vhook;028B
+vikatakana;30F8
+viramabengali;09CD
+viramadeva;094D
+viramagujarati;0ACD
+visargabengali;0983
+visargadeva;0903
+visargagujarati;0A83
+vmonospace;FF56
+voarmenian;0578
+voicediterationhiragana;309E
+voicediterationkatakana;30FE
+voicedmarkkana;309B
+voicedmarkkanahalfwidth;FF9E
+vokatakana;30FA
+vparen;24B1
+vtilde;1E7D
+vturned;028C
+vuhiragana;3094
+vukatakana;30F4
+w;0077
+wacute;1E83
+waekorean;3159
+wahiragana;308F
+wakatakana;30EF
+wakatakanahalfwidth;FF9C
+wakorean;3158
+wasmallhiragana;308E
+wasmallkatakana;30EE
+wattosquare;3357
+wavedash;301C
+wavyunderscorevertical;FE34
+wawarabic;0648
+wawfinalarabic;FEEE
+wawhamzaabovearabic;0624
+wawhamzaabovefinalarabic;FE86
+wbsquare;33DD
+wcircle;24E6
+wcircumflex;0175
+wdieresis;1E85
+wdotaccent;1E87
+wdotbelow;1E89
+wehiragana;3091
+weierstrass;2118
+wekatakana;30F1
+wekorean;315E
+weokorean;315D
+wgrave;1E81
+whitebullet;25E6
+whitecircle;25CB
+whitecircleinverse;25D9
+whitecornerbracketleft;300E
+whitecornerbracketleftvertical;FE43
+whitecornerbracketright;300F
+whitecornerbracketrightvertical;FE44
+whitediamond;25C7
+whitediamondcontainingblacksmalldiamond;25C8
+whitedownpointingsmalltriangle;25BF
+whitedownpointingtriangle;25BD
+whiteleftpointingsmalltriangle;25C3
+whiteleftpointingtriangle;25C1
+whitelenticularbracketleft;3016
+whitelenticularbracketright;3017
+whiterightpointingsmalltriangle;25B9
+whiterightpointingtriangle;25B7
+whitesmallsquare;25AB
+whitesmilingface;263A
+whitesquare;25A1
+whitestar;2606
+whitetelephone;260F
+whitetortoiseshellbracketleft;3018
+whitetortoiseshellbracketright;3019
+whiteuppointingsmalltriangle;25B5
+whiteuppointingtriangle;25B3
+wihiragana;3090
+wikatakana;30F0
+wikorean;315F
+wmonospace;FF57
+wohiragana;3092
+wokatakana;30F2
+wokatakanahalfwidth;FF66
+won;20A9
+wonmonospace;FFE6
+wowaenthai;0E27
+wparen;24B2
+wring;1E98
+wsuperior;02B7
+wturned;028D
+wynn;01BF
+x;0078
+xabovecmb;033D
+xbopomofo;3112
+xcircle;24E7
+xdieresis;1E8D
+xdotaccent;1E8B
+xeharmenian;056D
+xi;03BE
+xmonospace;FF58
+xparen;24B3
+xsuperior;02E3
+y;0079
+yaadosquare;334E
+yabengali;09AF
+yacute;00FD
+yadeva;092F
+yaekorean;3152
+yagujarati;0AAF
+yagurmukhi;0A2F
+yahiragana;3084
+yakatakana;30E4
+yakatakanahalfwidth;FF94
+yakorean;3151
+yamakkanthai;0E4E
+yasmallhiragana;3083
+yasmallkatakana;30E3
+yasmallkatakanahalfwidth;FF6C
+yatcyrillic;0463
+ycircle;24E8
+ycircumflex;0177
+ydieresis;00FF
+ydotaccent;1E8F
+ydotbelow;1EF5
+yeharabic;064A
+yehbarreearabic;06D2
+yehbarreefinalarabic;FBAF
+yehfinalarabic;FEF2
+yehhamzaabovearabic;0626
+yehhamzaabovefinalarabic;FE8A
+yehhamzaaboveinitialarabic;FE8B
+yehhamzaabovemedialarabic;FE8C
+yehinitialarabic;FEF3
+yehmedialarabic;FEF4
+yehmeeminitialarabic;FCDD
+yehmeemisolatedarabic;FC58
+yehnoonfinalarabic;FC94
+yehthreedotsbelowarabic;06D1
+yekorean;3156
+yen;00A5
+yenmonospace;FFE5
+yeokorean;3155
+yeorinhieuhkorean;3186
+yerahbenyomohebrew;05AA
+yerahbenyomolefthebrew;05AA
+yericyrillic;044B
+yerudieresiscyrillic;04F9
+yesieungkorean;3181
+yesieungpansioskorean;3183
+yesieungsioskorean;3182
+yetivhebrew;059A
+ygrave;1EF3
+yhook;01B4
+yhookabove;1EF7
+yiarmenian;0575
+yicyrillic;0457
+yikorean;3162
+yinyang;262F
+yiwnarmenian;0582
+ymonospace;FF59
+yod;05D9
+yoddagesh;FB39
+yoddageshhebrew;FB39
+yodhebrew;05D9
+yodyodhebrew;05F2
+yodyodpatahhebrew;FB1F
+yohiragana;3088
+yoikorean;3189
+yokatakana;30E8
+yokatakanahalfwidth;FF96
+yokorean;315B
+yosmallhiragana;3087
+yosmallkatakana;30E7
+yosmallkatakanahalfwidth;FF6E
+yotgreek;03F3
+yoyaekorean;3188
+yoyakorean;3187
+yoyakthai;0E22
+yoyingthai;0E0D
+yparen;24B4
+ypogegrammeni;037A
+ypogegrammenigreekcmb;0345
+yr;01A6
+yring;1E99
+ysuperior;02B8
+ytilde;1EF9
+yturned;028E
+yuhiragana;3086
+yuikorean;318C
+yukatakana;30E6
+yukatakanahalfwidth;FF95
+yukorean;3160
+yusbigcyrillic;046B
+yusbigiotifiedcyrillic;046D
+yuslittlecyrillic;0467
+yuslittleiotifiedcyrillic;0469
+yusmallhiragana;3085
+yusmallkatakana;30E5
+yusmallkatakanahalfwidth;FF6D
+yuyekorean;318B
+yuyeokorean;318A
+yyabengali;09DF
+yyadeva;095F
+z;007A
+zaarmenian;0566
+zacute;017A
+zadeva;095B
+zagurmukhi;0A5B
+zaharabic;0638
+zahfinalarabic;FEC6
+zahinitialarabic;FEC7
+zahiragana;3056
+zahmedialarabic;FEC8
+zainarabic;0632
+zainfinalarabic;FEB0
+zakatakana;30B6
+zaqefgadolhebrew;0595
+zaqefqatanhebrew;0594
+zarqahebrew;0598
+zayin;05D6
+zayindagesh;FB36
+zayindageshhebrew;FB36
+zayinhebrew;05D6
+zbopomofo;3117
+zcaron;017E
+zcircle;24E9
+zcircumflex;1E91
+zcurl;0291
+zdot;017C
+zdotaccent;017C
+zdotbelow;1E93
+zecyrillic;0437
+zedescendercyrillic;0499
+zedieresiscyrillic;04DF
+zehiragana;305C
+zekatakana;30BC
+zero;0030
+zeroarabic;0660
+zerobengali;09E6
+zerodeva;0966
+zerogujarati;0AE6
+zerogurmukhi;0A66
+zerohackarabic;0660
+zeroinferior;2080
+zeromonospace;FF10
+zerooldstyle;F730
+zeropersian;06F0
+zerosuperior;2070
+zerothai;0E50
+zerowidthjoiner;FEFF
+zerowidthnonjoiner;200C
+zerowidthspace;200B
+zeta;03B6
+zhbopomofo;3113
+zhearmenian;056A
+zhebrevecyrillic;04C2
+zhecyrillic;0436
+zhedescendercyrillic;0497
+zhedieresiscyrillic;04DD
+zihiragana;3058
+zikatakana;30B8
+zinorhebrew;05AE
+zlinebelow;1E95
+zmonospace;FF5A
+zohiragana;305E
+zokatakana;30BE
+zparen;24B5
+zretroflexhook;0290
+zstroke;01B6
+zuhiragana;305A
+zukatakana;30BA
+a100;275E
+a101;2761
+a102;2762
+a103;2763
+a104;2764
+a105;2710
+a106;2765
+a107;2766
+a108;2767
+a109;2660
+a10;2721
+a110;2665
+a111;2666
+a112;2663
+a117;2709
+a118;2708
+a119;2707
+a11;261B
+a120;2460
+a121;2461
+a122;2462
+a123;2463
+a124;2464
+a125;2465
+a126;2466
+a127;2467
+a128;2468
+a129;2469
+a12;261E
+a130;2776
+a131;2777
+a132;2778
+a133;2779
+a134;277A
+a135;277B
+a136;277C
+a137;277D
+a138;277E
+a139;277F
+a13;270C
+a140;2780
+a141;2781
+a142;2782
+a143;2783
+a144;2784
+a145;2785
+a146;2786
+a147;2787
+a148;2788
+a149;2789
+a14;270D
+a150;278A
+a151;278B
+a152;278C
+a153;278D
+a154;278E
+a155;278F
+a156;2790
+a157;2791
+a158;2792
+a159;2793
+a15;270E
+a160;2794
+a161;2192
+a162;27A3
+a163;2194
+a164;2195
+a165;2799
+a166;279B
+a167;279C
+a168;279D
+a169;279E
+a16;270F
+a170;279F
+a171;27A0
+a172;27A1
+a173;27A2
+a174;27A4
+a175;27A5
+a176;27A6
+a177;27A7
+a178;27A8
+a179;27A9
+a17;2711
+a180;27AB
+a181;27AD
+a182;27AF
+a183;27B2
+a184;27B3
+a185;27B5
+a186;27B8
+a187;27BA
+a188;27BB
+a189;27BC
+a18;2712
+a190;27BD
+a191;27BE
+a192;279A
+a193;27AA
+a194;27B6
+a195;27B9
+a196;2798
+a197;27B4
+a198;27B7
+a199;27AC
+a19;2713
+a1;2701
+a200;27AE
+a201;27B1
+a202;2703
+a203;2750
+a204;2752
+a205;276E
+a206;2770
+a20;2714
+a21;2715
+a22;2716
+a23;2717
+a24;2718
+a25;2719
+a26;271A
+a27;271B
+a28;271C
+a29;2722
+a2;2702
+a30;2723
+a31;2724
+a32;2725
+a33;2726
+a34;2727
+a35;2605
+a36;2729
+a37;272A
+a38;272B
+a39;272C
+a3;2704
+a40;272D
+a41;272E
+a42;272F
+a43;2730
+a44;2731
+a45;2732
+a46;2733
+a47;2734
+a48;2735
+a49;2736
+a4;260E
+a50;2737
+a51;2738
+a52;2739
+a53;273A
+a54;273B
+a55;273C
+a56;273D
+a57;273E
+a58;273F
+a59;2740
+a5;2706
+a60;2741
+a61;2742
+a62;2743
+a63;2744
+a64;2745
+a65;2746
+a66;2747
+a67;2748
+a68;2749
+a69;274A
+a6;271D
+a70;274B
+a71;25CF
+a72;274D
+a73;25A0
+a74;274F
+a75;2751
+a76;25B2
+a77;25BC
+a78;25C6
+a79;2756
+a7;271E
+a81;25D7
+a82;2758
+a83;2759
+a84;275A
+a85;276F
+a86;2771
+a87;2772
+a88;2773
+a89;2768
+a8;271F
+a90;2769
+a91;276C
+a92;276D
+a93;276A
+a94;276B
+a95;2774
+a96;2775
+a97;275B
+a98;275C
+a99;275D
+a9;2720
+"""
+
+
+# string table management
+#
+class StringTable:
+ def __init__( self, name_list, master_table_name ):
+ self.names = name_list
+ self.master_table = master_table_name
+ self.indices = {}
+ index = 0
+
+ for name in name_list:
+ self.indices[name] = index
+ index += len( name ) + 1
+
+ self.total = index
+
+ def dump( self, file ):
+ write = file.write
+ write( " static const char " + self.master_table +
+ "[" + repr( self.total ) + "] =\n" )
+ write( " {\n" )
+
+ line = ""
+ for name in self.names:
+ line += " '"
+ line += string.join( ( re.findall( ".", name ) ), "','" )
+ line += "', 0,\n"
+
+ write( line + " };\n\n\n" )
+
+ def dump_sublist( self, file, table_name, macro_name, sublist ):
+ write = file.write
+ write( "#define " + macro_name + " " + repr( len( sublist ) ) + "\n\n" )
+
+ write( " /* Values are offsets into the `" +
+ self.master_table + "' table */\n\n" )
+ write( " static const short " + table_name +
+ "[" + macro_name + "] =\n" )
+ write( " {\n" )
+
+ line = " "
+ comma = ""
+ col = 0
+
+ for name in sublist:
+ line += comma
+ line += "%4d" % self.indices[name]
+ col += 1
+ comma = ","
+ if col == 14:
+ col = 0
+ comma = ",\n "
+
+ write( line + "\n };\n\n\n" )
+
+
+# We now store the Adobe Glyph List in compressed form. The list is put
+# into a data structure called `trie' (because it has a tree-like
+# appearance). Consider, for example, that you want to store the
+# following name mapping:
+#
+# A => 1
+# Aacute => 6
+# Abalon => 2
+# Abstract => 4
+#
+# It is possible to store the entries as follows.
+#
+# A => 1
+# |
+# +-acute => 6
+# |
+# +-b
+# |
+# +-alon => 2
+# |
+# +-stract => 4
+#
+# We see that each node in the trie has:
+#
+# - one or more `letters'
+# - an optional value
+# - zero or more child nodes
+#
+# The first step is to call
+#
+# root = StringNode( "", 0 )
+# for word in map.values():
+# root.add( word, map[word] )
+#
+# which creates a large trie where each node has only one children.
+#
+# Executing
+#
+# root = root.optimize()
+#
+# optimizes the trie by merging the letters of successive nodes whenever
+# possible.
+#
+# Each node of the trie is stored as follows.
+#
+# - First the node's letter, according to the following scheme. We
+# use the fact that in the AGL no name contains character codes > 127.
+#
+# name bitsize description
+# ----------------------------------------------------------------
+# notlast 1 Set to 1 if this is not the last letter
+# in the word.
+# ascii 7 The letter's ASCII value.
+#
+# - The letter is followed by a children count and the value of the
+# current key (if any). Again we can do some optimization because all
+# AGL entries are from the BMP; this means that 16 bits are sufficient
+# to store its Unicode values. Additionally, no node has more than
+# 127 children.
+#
+# name bitsize description
+# -----------------------------------------
+# hasvalue 1 Set to 1 if a 16-bit Unicode value follows.
+# num_children 7 Number of children. Can be 0 only if
+# `hasvalue' is set to 1.
+# value 16 Optional Unicode value.
+#
+# - A node is finished by a list of 16bit absolute offsets to the
+# children, which must be sorted in increasing order of their first
+# letter.
+#
+# For simplicity, all 16bit quantities are stored in big-endian order.
+#
+# The root node has first letter = 0, and no value.
+#
+class StringNode:
+ def __init__( self, letter, value ):
+ self.letter = letter
+ self.value = value
+ self.children = {}
+
+ def __cmp__( self, other ):
+ return ord( self.letter[0] ) - ord( other.letter[0] )
+
+ def add( self, word, value ):
+ if len( word ) == 0:
+ self.value = value
+ return
+
+ letter = word[0]
+ word = word[1:]
+
+ if self.children.has_key( letter ):
+ child = self.children[letter]
+ else:
+ child = StringNode( letter, 0 )
+ self.children[letter] = child
+
+ child.add( word, value )
+
+ def optimize( self ):
+ # optimize all children first
+ children = self.children.values()
+ self.children = {}
+
+ for child in children:
+ self.children[child.letter[0]] = child.optimize()
+
+ # don't optimize if there's a value,
+ # if we don't have any child or if we
+ # have more than one child
+ if ( self.value != 0 ) or ( not children ) or len( children ) > 1:
+ return self
+
+ child = children[0]
+
+ self.letter += child.letter
+ self.value = child.value
+ self.children = child.children
+
+ return self
+
+ def dump_debug( self, write, margin ):
+ # this is used during debugging
+ line = margin + "+-"
+ if len( self.letter ) == 0:
+ line += "<NOLETTER>"
+ else:
+ line += self.letter
+
+ if self.value:
+ line += " => " + repr( self.value )
+
+ write( line + "\n" )
+
+ if self.children:
+ margin += "| "
+ for child in self.children.values():
+ child.dump_debug( write, margin )
+
+ def locate( self, index ):
+ self.index = index
+ if len( self.letter ) > 0:
+ index += len( self.letter ) + 1
+ else:
+ index += 2
+
+ if self.value != 0:
+ index += 2
+
+ children = self.children.values()
+ children.sort()
+
+ index += 2 * len( children )
+ for child in children:
+ index = child.locate( index )
+
+ return index
+
+ def store( self, storage ):
+ # write the letters
+ l = len( self.letter )
+ if l == 0:
+ storage += struct.pack( "B", 0 )
+ else:
+ for n in range( l ):
+ val = ord( self.letter[n] )
+ if n < l - 1:
+ val += 128
+ storage += struct.pack( "B", val )
+
+ # write the count
+ children = self.children.values()
+ children.sort()
+
+ count = len( children )
+
+ if self.value != 0:
+ storage += struct.pack( "!BH", count + 128, self.value )
+ else:
+ storage += struct.pack( "B", count )
+
+ for child in children:
+ storage += struct.pack( "!H", child.index )
+
+ for child in children:
+ storage = child.store( storage )
+
+ return storage
+
+
+def adobe_glyph_values():
+ """return the list of glyph names and their unicode values"""
+
+ lines = string.split( adobe_glyph_list, '\n' )
+ glyphs = []
+ values = []
+
+ for line in lines:
+ if line:
+ fields = string.split( line, ';' )
+# print fields[1] + ' - ' + fields[0]
+ subfields = string.split( fields[1], ' ' )
+ if len( subfields ) == 1:
+ glyphs.append( fields[0] )
+ values.append( fields[1] )
+
+ return glyphs, values
+
+
+def filter_glyph_names( alist, filter ):
+ """filter `alist' by taking _out_ all glyph names that are in `filter'"""
+
+ count = 0
+ extras = []
+
+ for name in alist:
+ try:
+ filtered_index = filter.index( name )
+ except:
+ extras.append( name )
+
+ return extras
+
+
+def dump_encoding( file, encoding_name, encoding_list ):
+ """dump a given encoding"""
+
+ write = file.write
+ write( " /* the following are indices into the SID name table */\n" )
+ write( " static const unsigned short " + encoding_name +
+ "[" + repr( len( encoding_list ) ) + "] =\n" )
+ write( " {\n" )
+
+ line = " "
+ comma = ""
+ col = 0
+ for value in encoding_list:
+ line += comma
+ line += "%3d" % value
+ comma = ","
+ col += 1
+ if col == 16:
+ col = 0
+ comma = ",\n "
+
+ write( line + "\n };\n\n\n" )
+
+
+def dump_array( the_array, write, array_name ):
+ """dumps a given encoding"""
+
+ write( " static const unsigned char " + array_name +
+ "[" + repr( len( the_array ) ) + "L] =\n" )
+ write( " {\n" )
+
+ line = ""
+ comma = " "
+ col = 0
+
+ for value in the_array:
+ line += comma
+ line += "%3d" % ord( value )
+ comma = ","
+ col += 1
+
+ if col == 16:
+ col = 0
+ comma = ",\n "
+
+ if len( line ) > 1024:
+ write( line )
+ line = ""
+
+ write( line + "\n };\n\n\n" )
+
+
+def main():
+ """main program body"""
+
+ if len( sys.argv ) != 2:
+ print __doc__ % sys.argv[0]
+ sys.exit( 1 )
+
+ file = open( sys.argv[1], "w\n" )
+ write = file.write
+
+ count_sid = len( sid_standard_names )
+
+ # `mac_extras' contains the list of glyph names in the Macintosh standard
+ # encoding which are not in the SID Standard Names.
+ #
+ mac_extras = filter_glyph_names( mac_standard_names, sid_standard_names )
+
+ # `base_list' contains the names of our final glyph names table.
+ # It consists of the `mac_extras' glyph names, followed by the SID
+ # standard names.
+ #
+ mac_extras_count = len( mac_extras )
+ base_list = mac_extras + sid_standard_names
+
+ write( "/***************************************************************************/\n" )
+ write( "/* */\n" )
+
+ write( "/* %-71s*/\n" % os.path.basename( sys.argv[1] ) )
+
+ write( "/* */\n" )
+ write( "/* PostScript glyph names. */\n" )
+ write( "/* */\n" )
+ write( "/* Copyright 2005, 2008, 2011 by */\n" )
+ write( "/* David Turner, Robert Wilhelm, and Werner Lemberg. */\n" )
+ write( "/* */\n" )
+ write( "/* This file is part of the FreeType project, and may only be used, */\n" )
+ write( "/* modified, and distributed under the terms of the FreeType project */\n" )
+ write( "/* license, LICENSE.TXT. By continuing to use, modify, or distribute */\n" )
+ write( "/* this file you indicate that you have read the license and */\n" )
+ write( "/* understand and accept it fully. */\n" )
+ write( "/* */\n" )
+ write( "/***************************************************************************/\n" )
+ write( "\n" )
+ write( "\n" )
+ write( " /* This file has been generated automatically -- do not edit! */\n" )
+ write( "\n" )
+ write( "\n" )
+
+ # dump final glyph list (mac extras + sid standard names)
+ #
+ st = StringTable( base_list, "ft_standard_glyph_names" )
+
+ st.dump( file )
+ st.dump_sublist( file, "ft_mac_names",
+ "FT_NUM_MAC_NAMES", mac_standard_names )
+ st.dump_sublist( file, "ft_sid_names",
+ "FT_NUM_SID_NAMES", sid_standard_names )
+
+ dump_encoding( file, "t1_standard_encoding", t1_standard_encoding )
+ dump_encoding( file, "t1_expert_encoding", t1_expert_encoding )
+
+ # dump the AGL in its compressed form
+ #
+ agl_glyphs, agl_values = adobe_glyph_values()
+ dict = StringNode( "", 0 )
+
+ for g in range( len( agl_glyphs ) ):
+ dict.add( agl_glyphs[g], eval( "0x" + agl_values[g] ) )
+
+ dict = dict.optimize()
+ dict_len = dict.locate( 0 )
+ dict_array = dict.store( "" )
+
+ write( """\
+ /*
+ * This table is a compressed version of the Adobe Glyph List (AGL),
+ * optimized for efficient searching. It has been generated by the
+ * `glnames.py' python script located in the `src/tools' directory.
+ *
+ * The lookup function to get the Unicode value for a given string
+ * is defined below the table.
+ */
+
+#ifdef FT_CONFIG_OPTION_ADOBE_GLYPH_LIST
+
+""" )
+
+ dump_array( dict_array, write, "ft_adobe_glyph_list" )
+
+ # write the lookup routine now
+ #
+ write( """\
+ /*
+ * This function searches the compressed table efficiently.
+ */
+ static unsigned long
+ ft_get_adobe_glyph_index( const char* name,
+ const char* limit )
+ {
+ int c = 0;
+ int count, min, max;
+ const unsigned char* p = ft_adobe_glyph_list;
+
+
+ if ( name == 0 || name >= limit )
+ goto NotFound;
+
+ c = *name++;
+ count = p[1];
+ p += 2;
+
+ min = 0;
+ max = count;
+
+ while ( min < max )
+ {
+ int mid = ( min + max ) >> 1;
+ const unsigned char* q = p + mid * 2;
+ int c2;
+
+
+ q = ft_adobe_glyph_list + ( ( (int)q[0] << 8 ) | q[1] );
+
+ c2 = q[0] & 127;
+ if ( c2 == c )
+ {
+ p = q;
+ goto Found;
+ }
+ if ( c2 < c )
+ min = mid + 1;
+ else
+ max = mid;
+ }
+ goto NotFound;
+
+ Found:
+ for (;;)
+ {
+ /* assert (*p & 127) == c */
+
+ if ( name >= limit )
+ {
+ if ( (p[0] & 128) == 0 &&
+ (p[1] & 128) != 0 )
+ return (unsigned long)( ( (int)p[2] << 8 ) | p[3] );
+
+ goto NotFound;
+ }
+ c = *name++;
+ if ( p[0] & 128 )
+ {
+ p++;
+ if ( c != (p[0] & 127) )
+ goto NotFound;
+
+ continue;
+ }
+
+ p++;
+ count = p[0] & 127;
+ if ( p[0] & 128 )
+ p += 2;
+
+ p++;
+
+ for ( ; count > 0; count--, p += 2 )
+ {
+ int offset = ( (int)p[0] << 8 ) | p[1];
+ const unsigned char* q = ft_adobe_glyph_list + offset;
+
+ if ( c == ( q[0] & 127 ) )
+ {
+ p = q;
+ goto NextIter;
+ }
+ }
+ goto NotFound;
+
+ NextIter:
+ ;
+ }
+
+ NotFound:
+ return 0;
+ }
+
+#endif /* FT_CONFIG_OPTION_ADOBE_GLYPH_LIST */
+
+""" )
+
+ if 0: # generate unit test, or don't
+ #
+ # now write the unit test to check that everything works OK
+ #
+ write( "#ifdef TEST\n\n" )
+
+ write( "static const char* const the_names[] = {\n" )
+ for name in agl_glyphs:
+ write( ' "' + name + '",\n' )
+ write( " 0\n};\n" )
+
+ write( "static const unsigned long the_values[] = {\n" )
+ for val in agl_values:
+ write( ' 0x' + val + ',\n' )
+ write( " 0\n};\n" )
+
+ write( """
+#include <stdlib.h>
+#include <stdio.h>
+
+ int
+ main( void )
+ {
+ int result = 0;
+ const char* const* names = the_names;
+ const unsigned long* values = the_values;
+
+
+ for ( ; *names; names++, values++ )
+ {
+ const char* name = *names;
+ unsigned long reference = *values;
+ unsigned long value;
+
+
+ value = ft_get_adobe_glyph_index( name, name + strlen( name ) );
+ if ( value != reference )
+ {
+ result = 1;
+ fprintf( stderr, "name '%s' => %04x instead of %04x\\n",
+ name, value, reference );
+ }
+ }
+
+ return result;
+ }
+""" )
+
+ write( "#endif /* TEST */\n" )
+
+ write("\n/* END */\n")
+
+
+# Now run the main routine
+#
+main()
+
+
+# END
--- /dev/null
+/*
+ * gcc -DFT2_BUILD_LIBRARY -I../../include -o test_afm test_afm.c \
+ * -L../../objs/.libs -lfreetype -lz -static
+ */
+#include <ft2build.h>
+#include FT_FREETYPE_H
+#include FT_INTERNAL_STREAM_H
+#include FT_INTERNAL_POSTSCRIPT_AUX_H
+
+ void dump_fontinfo( AFM_FontInfo fi )
+ {
+ FT_Int i;
+
+
+ printf( "This AFM is for %sCID font.\n\n",
+ ( fi->IsCIDFont ) ? "" : "non-" );
+
+ printf( "FontBBox: %.2f %.2f %.2f %.2f\n", fi->FontBBox.xMin / 65536.,
+ fi->FontBBox.yMin / 65536.,
+ fi->FontBBox.xMax / 65536.,
+ fi->FontBBox.yMax / 65536. );
+ printf( "Ascender: %.2f\n", fi->Ascender / 65536. );
+ printf( "Descender: %.2f\n\n", fi->Descender / 65536. );
+
+ if ( fi->NumTrackKern )
+ printf( "There are %d sets of track kernings:\n",
+ fi->NumTrackKern );
+ else
+ printf( "There is no track kerning.\n" );
+
+ for ( i = 0; i < fi->NumTrackKern; i++ )
+ {
+ AFM_TrackKern tk = fi->TrackKerns + i;
+
+
+ printf( "\t%2d: %5.2f %5.2f %5.2f %5.2f\n", tk->degree,
+ tk->min_ptsize / 65536.,
+ tk->min_kern / 65536.,
+ tk->max_ptsize / 65536.,
+ tk->max_kern / 65536. );
+ }
+
+ printf( "\n" );
+
+ if ( fi->NumKernPair )
+ printf( "There are %d kerning pairs:\n",
+ fi->NumKernPair );
+ else
+ printf( "There is no kerning pair.\n" );
+
+ for ( i = 0; i < fi->NumKernPair; i++ )
+ {
+ AFM_KernPair kp = fi->KernPairs + i;
+
+
+ printf( "\t%3d + %3d => (%4d, %4d)\n", kp->index1,
+ kp->index2,
+ kp->x,
+ kp->y );
+ }
+
+ }
+
+ int
+ dummy_get_index( const char* name,
+ FT_Offset len,
+ void* user_data )
+ {
+ if ( len )
+ return name[0];
+ else
+ return 0;
+ }
+
+ FT_Error
+ parse_afm( FT_Library library,
+ FT_Stream stream,
+ AFM_FontInfo fi )
+ {
+ PSAux_Service psaux;
+ AFM_ParserRec parser;
+ FT_Error error = FT_Err_Ok;
+
+
+ psaux = (PSAux_Service)FT_Get_Module_Interface( library, "psaux" );
+ if ( !psaux || !psaux->afm_parser_funcs )
+ return -1;
+
+ error = FT_Stream_EnterFrame( stream, stream->size );
+ if ( error )
+ return error;
+
+ error = psaux->afm_parser_funcs->init( &parser,
+ library->memory,
+ stream->cursor,
+ stream->limit );
+ if ( error )
+ return error;
+
+ parser.FontInfo = fi;
+ parser.get_index = dummy_get_index;
+
+ error = psaux->afm_parser_funcs->parse( &parser );
+
+ psaux->afm_parser_funcs->done( &parser );
+
+ return error;
+ }
+
+
+ int main( int argc,
+ char** argv )
+ {
+ FT_Library library;
+ FT_StreamRec stream;
+ FT_Error error = FT_Err_Ok;
+ AFM_FontInfoRec fi;
+
+
+ if ( argc < 2 )
+ return FT_Err_Invalid_Argument;
+
+ error = FT_Init_FreeType( &library );
+ if ( error )
+ return error;
+
+ FT_ZERO( &stream );
+ error = FT_Stream_Open( &stream, argv[1] );
+ if ( error )
+ goto Exit;
+ stream.memory = library->memory;
+
+ FT_ZERO( &fi );
+ error = parse_afm( library, &stream, &fi );
+
+ if ( !error )
+ {
+ FT_Memory memory = library->memory;
+
+
+ dump_fontinfo( &fi );
+
+ if ( fi.KernPairs )
+ FT_FREE( fi.KernPairs );
+ if ( fi.TrackKerns )
+ FT_FREE( fi.TrackKerns );
+ }
+ else
+ printf( "parse error\n" );
+
+ FT_Stream_Close( &stream );
+
+ Exit:
+ FT_Done_FreeType( library );
+
+ return error;
+ }
--- /dev/null
+#include <ft2build.h>
+#include FT_FREETYPE_H
+#include FT_BBOX_H
+
+
+#include <time.h> /* for clock() */
+
+/* SunOS 4.1.* does not define CLOCKS_PER_SEC, so include <sys/param.h> */
+/* to get the HZ macro which is the equivalent. */
+#if defined(__sun__) && !defined(SVR4) && !defined(__SVR4)
+#include <sys/param.h>
+#define CLOCKS_PER_SEC HZ
+#endif
+
+ static long
+ get_time( void )
+ {
+ return clock() * 10000L / CLOCKS_PER_SEC;
+ }
+
+
+
+
+ /* test bbox computations */
+
+#define XSCALE 65536
+#define XX(x) ((FT_Pos)(x*XSCALE))
+#define XVEC(x,y) { XX(x), XX(y) }
+#define XVAL(x) ((x)/(1.0*XSCALE))
+
+ /* dummy outline #1 */
+ static FT_Vector dummy_vec_1[4] =
+ {
+#if 1
+ XVEC( 408.9111, 535.3164 ),
+ XVEC( 455.8887, 634.396 ),
+ XVEC( -37.8765, 786.2207 ),
+ XVEC( 164.6074, 535.3164 )
+#else
+ { (FT_Int32)0x0198E93DL , (FT_Int32)0x021750FFL }, /* 408.9111, 535.3164 */
+ { (FT_Int32)0x01C7E312L , (FT_Int32)0x027A6560L }, /* 455.8887, 634.3960 */
+ { (FT_Int32)0xFFDA1F9EL , (FT_Int32)0x0312387FL }, /* -37.8765, 786.2207 */
+ { (FT_Int32)0x00A49B7EL , (FT_Int32)0x021750FFL } /* 164.6074, 535.3164 */
+#endif
+ };
+
+ static char dummy_tag_1[4] =
+ {
+ FT_CURVE_TAG_ON,
+ FT_CURVE_TAG_CUBIC,
+ FT_CURVE_TAG_CUBIC,
+ FT_CURVE_TAG_ON
+ };
+
+ static short dummy_contour_1[1] =
+ {
+ 3
+ };
+
+ static FT_Outline dummy_outline_1 =
+ {
+ 1,
+ 4,
+ dummy_vec_1,
+ dummy_tag_1,
+ dummy_contour_1,
+ 0
+ };
+
+
+ /* dummy outline #2 */
+ static FT_Vector dummy_vec_2[4] =
+ {
+ XVEC( 100.0, 100.0 ),
+ XVEC( 100.0, 200.0 ),
+ XVEC( 200.0, 200.0 ),
+ XVEC( 200.0, 133.0 )
+ };
+
+ static FT_Outline dummy_outline_2 =
+ {
+ 1,
+ 4,
+ dummy_vec_2,
+ dummy_tag_1,
+ dummy_contour_1,
+ 0
+ };
+
+
+ static void
+ dump_outline( FT_Outline* outline )
+ {
+ FT_BBox bbox;
+
+ /* compute and display cbox */
+ FT_Outline_Get_CBox( outline, &bbox );
+ printf( "cbox = [%.2f %.2f %.2f %.2f]\n",
+ XVAL( bbox.xMin ),
+ XVAL( bbox.yMin ),
+ XVAL( bbox.xMax ),
+ XVAL( bbox.yMax ) );
+
+ /* compute and display bbox */
+ FT_Outline_Get_BBox( outline, &bbox );
+ printf( "bbox = [%.2f %.2f %.2f %.2f]\n",
+ XVAL( bbox.xMin ),
+ XVAL( bbox.yMin ),
+ XVAL( bbox.xMax ),
+ XVAL( bbox.yMax ) );
+ }
+
+
+
+ static void
+ profile_outline( FT_Outline* outline,
+ long repeat )
+ {
+ FT_BBox bbox;
+ long count;
+ long time0;
+
+ time0 = get_time();
+ for ( count = repeat; count > 0; count-- )
+ FT_Outline_Get_CBox( outline, &bbox );
+
+ time0 = get_time() - time0;
+ printf( "time = %5.2f cbox = [%.2f %.2f %.2f %.2f]\n",
+ ((double)time0/10000.0),
+ XVAL( bbox.xMin ),
+ XVAL( bbox.yMin ),
+ XVAL( bbox.xMax ),
+ XVAL( bbox.yMax ) );
+
+
+ time0 = get_time();
+ for ( count = repeat; count > 0; count-- )
+ FT_Outline_Get_BBox( outline, &bbox );
+
+ time0 = get_time() - time0;
+ printf( "time = %5.2f bbox = [%.2f %.2f %.2f %.2f]\n",
+ ((double)time0/10000.0),
+ XVAL( bbox.xMin ),
+ XVAL( bbox.yMin ),
+ XVAL( bbox.xMax ),
+ XVAL( bbox.yMax ) );
+ }
+
+#define REPEAT 100000L
+
+ int main( int argc, char** argv )
+ {
+ printf( "outline #1\n" );
+ profile_outline( &dummy_outline_1, REPEAT );
+
+ printf( "outline #2\n" );
+ profile_outline( &dummy_outline_2, REPEAT );
+ return 0;
+ }
+
--- /dev/null
+#include <ft2build.h>
+#include FT_FREETYPE_H
+#include FT_TRIGONOMETRY_H
+
+#include <math.h>
+#include <stdio.h>
+
+#define PI 3.14159265358979323846
+#define SPI (PI/FT_ANGLE_PI)
+
+/* the precision in 16.16 fixed float points of the checks. Expect */
+/* between 2 and 5 noise LSB bits during operations, due to */
+/* rounding errors.. */
+#define THRESHOLD 64
+
+ static error = 0;
+
+ static void
+ test_cos( void )
+ {
+ FT_Fixed f1, f2;
+ double d1, d2;
+ int i;
+
+ for ( i = 0; i < FT_ANGLE_2PI; i += 0x10000 )
+ {
+ f1 = FT_Cos(i);
+ d1 = f1/65536.0;
+ d2 = cos( i*SPI );
+ f2 = (FT_Fixed)(d2*65536.0);
+
+ if ( abs( f2-f1 ) > THRESHOLD )
+ {
+ error = 1;
+ printf( "FT_Cos[%3d] = %.7f cos[%3d] = %.7f\n",
+ (i >> 16), f1/65536.0, (i >> 16), d2 );
+ }
+ }
+ }
+
+
+
+ static void
+ test_sin( void )
+ {
+ FT_Fixed f1, f2;
+ double d1, d2;
+ int i;
+
+ for ( i = 0; i < FT_ANGLE_2PI; i += 0x10000 )
+ {
+ f1 = FT_Sin(i);
+ d1 = f1/65536.0;
+ d2 = sin( i*SPI );
+ f2 = (FT_Fixed)(d2*65536.0);
+
+ if ( abs( f2-f1 ) > THRESHOLD )
+ {
+ error = 1;
+ printf( "FT_Sin[%3d] = %.7f sin[%3d] = %.7f\n",
+ (i >> 16), f1/65536.0, (i >> 16), d2 );
+ }
+ }
+ }
+
+
+ static void
+ test_tan( void )
+ {
+ FT_Fixed f1, f2;
+ double d1, d2;
+ int i;
+
+ for ( i = 0; i < FT_ANGLE_PI2-0x2000000; i += 0x10000 )
+ {
+ f1 = FT_Tan(i);
+ d1 = f1/65536.0;
+ d2 = tan( i*SPI );
+ f2 = (FT_Fixed)(d2*65536.0);
+
+ if ( abs( f2-f1 ) > THRESHOLD )
+ {
+ error = 1;
+ printf( "FT_Tan[%3d] = %.7f tan[%3d] = %.7f\n",
+ (i >> 16), f1/65536.0, (i >> 16), d2 );
+ }
+ }
+ }
+
+
+ static void
+ test_atan2( void )
+ {
+ FT_Fixed c2, s2;
+ double l, a, c1, s1;
+ int i, j;
+
+ for ( i = 0; i < FT_ANGLE_2PI; i += 0x10000 )
+ {
+ l = 5.0;
+ a = i*SPI;
+
+ c1 = l * cos(a);
+ s1 = l * sin(a);
+
+ c2 = (FT_Fixed)(c1*65536.0);
+ s2 = (FT_Fixed)(s1*65536.0);
+
+ j = FT_Atan2( c2, s2 );
+ if ( j < 0 )
+ j += FT_ANGLE_2PI;
+
+ if ( abs( i - j ) > 1 )
+ {
+ printf( "FT_Atan2( %.7f, %.7f ) = %.5f, atan = %.5f\n",
+ c2/65536.0, s2/65536.0, j/65536.0, i/65536.0 );
+ }
+ }
+ }
+
+ static void
+ test_unit( void )
+ {
+ FT_Vector v;
+ double a, c1, s1;
+ FT_Fixed c2, s2;
+ int i;
+
+ for ( i = 0; i < FT_ANGLE_2PI; i += 0x10000 )
+ {
+ FT_Vector_Unit( &v, i );
+ a = ( i*SPI );
+ c1 = cos(a);
+ s1 = sin(a);
+ c2 = (FT_Fixed)(c1*65536.0);
+ s2 = (FT_Fixed)(s1*65536.0);
+
+ if ( abs( v.x-c2 ) > THRESHOLD ||
+ abs( v.y-s2 ) > THRESHOLD )
+ {
+ error = 1;
+ printf( "FT_Vector_Unit[%3d] = ( %.7f, %.7f ) vec = ( %.7f, %.7f )\n",
+ (i >> 16),
+ v.x/65536.0, v.y/65536.0,
+ c1, s1 );
+ }
+ }
+ }
+
+
+ static void
+ test_length( void )
+ {
+ FT_Vector v;
+ FT_Fixed l, l2;
+ int i;
+
+ for ( i = 0; i < FT_ANGLE_2PI; i += 0x10000 )
+ {
+ l = (FT_Fixed)(500.0*65536.0);
+ v.x = (FT_Fixed)( l * cos( i*SPI ) );
+ v.y = (FT_Fixed)( l * sin( i*SPI ) );
+ l2 = FT_Vector_Length( &v );
+
+ if ( abs( l2-l ) > THRESHOLD )
+ {
+ error = 1;
+ printf( "FT_Length( %.7f, %.7f ) = %.5f, length = %.5f\n",
+ v.x/65536.0, v.y/65536.0, l2/65536.0, l/65536.0 );
+ }
+ }
+ }
+
+
+ static void
+ test_rotate( void )
+ {
+ FT_Fixed c2, s2, c4, s4;
+ FT_Vector v;
+ double l, ra, a, c1, s1, cra, sra, c3, s3;
+ int i, j, rotate;
+
+ for ( rotate = 0; rotate < FT_ANGLE_2PI; rotate += 0x10000 )
+ {
+ ra = rotate*SPI;
+ cra = cos( ra );
+ sra = sin( ra );
+
+ for ( i = 0; i < FT_ANGLE_2PI; i += 0x10000 )
+ {
+ l = 500.0;
+ a = i*SPI;
+
+ c1 = l * cos(a);
+ s1 = l * sin(a);
+
+ v.x = c2 = (FT_Fixed)(c1*65536.0);
+ v.y = s2 = (FT_Fixed)(s1*65536.0);
+
+ FT_Vector_Rotate( &v, rotate );
+
+ c3 = c1 * cra - s1 * sra;
+ s3 = c1 * sra + s1 * cra;
+
+ c4 = (FT_Fixed)(c3*65536.0);
+ s4 = (FT_Fixed)(s3*65536.0);
+
+ if ( abs( c4 - v.x ) > THRESHOLD ||
+ abs( s4 - v.y ) > THRESHOLD )
+ {
+ error = 1;
+ printf( "FT_Rotate( (%.7f,%.7f), %.5f ) = ( %.7f, %.7f ), rot = ( %.7f, %.7f )\n",
+ c1, s1, ra,
+ c2/65536.0, s2/65536.0,
+ c4/65536.0, s4/65536.0 );
+ }
+ }
+ }
+ }
+
+
+ int main( void )
+ {
+ test_cos();
+ test_sin();
+ test_tan();
+ test_atan2();
+ test_unit();
+ test_length();
+ test_rotate();
+
+ if (!error)
+ printf( "trigonometry test ok !\n" );
+
+ return !error;
+ }
--- /dev/null
+# FreeType 2 src/truetype Jamfile
+#
+# Copyright 2001, 2004 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+SubDir FT2_TOP $(FT2_SRC_DIR) truetype ;
+
+{
+ local _sources ;
+
+ if $(FT2_MULTI)
+ {
+ _sources = ttdriver ttobjs ttpload ttgload ttinterp ttgxvar ttpic ;
+ }
+ else
+ {
+ _sources = truetype ;
+ }
+
+ Library $(FT2_LIB) : $(_sources).c ;
+}
+
+# end of src/truetype Jamfile
--- /dev/null
+#
+# FreeType 2 TrueType module definition
+#
+
+
+# Copyright 1996-2000, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+FTMODULE_H_COMMANDS += TRUETYPE_DRIVER
+
+define TRUETYPE_DRIVER
+$(OPEN_DRIVER) FT_Driver_ClassRec, tt_driver_class $(CLOSE_DRIVER)
+$(ECHO_DRIVER)truetype $(ECHO_DRIVER_DESC)Windows/Mac font files with extension *.ttf or *.ttc$(ECHO_DRIVER_DONE)
+endef
+
+# EOF
--- /dev/null
+#
+# FreeType 2 TrueType driver configuration rules
+#
+
+
+# Copyright 1996-2000, 2001, 2003, 2004, 2011 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# TrueType driver directory
+#
+TT_DIR := $(SRC_DIR)/truetype
+
+
+# compilation flags for the driver
+#
+TT_COMPILE := $(FT_COMPILE) $I$(subst /,$(COMPILER_SEP),$(TT_DIR))
+
+
+# TrueType driver sources (i.e., C files)
+#
+TT_DRV_SRC := $(TT_DIR)/ttdriver.c \
+ $(TT_DIR)/ttgload.c \
+ $(TT_DIR)/ttgxvar.c \
+ $(TT_DIR)/ttinterp.c \
+ $(TT_DIR)/ttobjs.c \
+ $(TT_DIR)/ttpic.c \
+ $(TT_DIR)/ttpload.c
+
+# TrueType driver headers
+#
+TT_DRV_H := $(TT_DRV_SRC:%.c=%.h) \
+ $(TT_DIR)/tterrors.h
+
+
+# TrueType driver object(s)
+#
+# TT_DRV_OBJ_M is used during `multi' builds
+# TT_DRV_OBJ_S is used during `single' builds
+#
+TT_DRV_OBJ_M := $(TT_DRV_SRC:$(TT_DIR)/%.c=$(OBJ_DIR)/%.$O)
+TT_DRV_OBJ_S := $(OBJ_DIR)/truetype.$O
+
+# TrueType driver source file for single build
+#
+TT_DRV_SRC_S := $(TT_DIR)/truetype.c
+
+
+# TrueType driver - single object
+#
+$(TT_DRV_OBJ_S): $(TT_DRV_SRC_S) $(TT_DRV_SRC) $(FREETYPE_H) $(TT_DRV_H)
+ $(TT_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $(TT_DRV_SRC_S))
+
+
+# driver - multiple objects
+#
+$(OBJ_DIR)/%.$O: $(TT_DIR)/%.c $(FREETYPE_H) $(TT_DRV_H)
+ $(TT_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $<)
+
+
+# update main driver object lists
+#
+DRV_OBJS_S += $(TT_DRV_OBJ_S)
+DRV_OBJS_M += $(TT_DRV_OBJ_M)
+
+
+# EOF
--- /dev/null
+/***************************************************************************/
+/* */
+/* truetype.c */
+/* */
+/* FreeType TrueType driver component (body only). */
+/* */
+/* Copyright 1996-2001, 2004, 2006 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#define FT_MAKE_OPTION_SINGLE_OBJECT
+
+#include <ft2build.h>
+#include "ttpic.c"
+#include "ttdriver.c" /* driver interface */
+#include "ttpload.c" /* tables loader */
+#include "ttgload.c" /* glyph loader */
+#include "ttobjs.c" /* object manager */
+
+#ifdef TT_USE_BYTECODE_INTERPRETER
+#include "ttinterp.c"
+#endif
+
+#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
+#include "ttgxvar.c" /* gx distortable font */
+#endif
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ttdriver.c */
+/* */
+/* TrueType font driver implementation (body). */
+/* */
+/* Copyright 1996-2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_STREAM_H
+#include FT_INTERNAL_SFNT_H
+#include FT_SERVICE_XFREE86_NAME_H
+
+#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
+#include FT_MULTIPLE_MASTERS_H
+#include FT_SERVICE_MULTIPLE_MASTERS_H
+#endif
+
+#include FT_SERVICE_TRUETYPE_ENGINE_H
+#include FT_SERVICE_TRUETYPE_GLYF_H
+
+#include "ttdriver.h"
+#include "ttgload.h"
+#include "ttpload.h"
+
+#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
+#include "ttgxvar.h"
+#endif
+
+#include "tterrors.h"
+
+#include "ttpic.h"
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_ttdriver
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** ****/
+ /**** F A C E S ****/
+ /**** ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+#undef PAIR_TAG
+#define PAIR_TAG( left, right ) ( ( (FT_ULong)left << 16 ) | \
+ (FT_ULong)right )
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_get_kerning */
+ /* */
+ /* <Description> */
+ /* A driver method used to return the kerning vector between two */
+ /* glyphs of the same face. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the source face object. */
+ /* */
+ /* left_glyph :: The index of the left glyph in the kern pair. */
+ /* */
+ /* right_glyph :: The index of the right glyph in the kern pair. */
+ /* */
+ /* <Output> */
+ /* kerning :: The kerning vector. This is in font units for */
+ /* scalable formats, and in pixels for fixed-sizes */
+ /* formats. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ /* <Note> */
+ /* Only horizontal layouts (left-to-right & right-to-left) are */
+ /* supported by this function. Other layouts, or more sophisticated */
+ /* kernings, are out of scope of this method (the basic driver */
+ /* interface is meant to be simple). */
+ /* */
+ /* They can be implemented by format-specific interfaces. */
+ /* */
+ static FT_Error
+ tt_get_kerning( FT_Face ttface, /* TT_Face */
+ FT_UInt left_glyph,
+ FT_UInt right_glyph,
+ FT_Vector* kerning )
+ {
+ TT_Face face = (TT_Face)ttface;
+ SFNT_Service sfnt = (SFNT_Service)face->sfnt;
+
+
+ kerning->x = 0;
+ kerning->y = 0;
+
+ if ( sfnt )
+ kerning->x = sfnt->get_kerning( face, left_glyph, right_glyph );
+
+ return 0;
+ }
+
+
+#undef PAIR_TAG
+
+
+ static FT_Error
+ tt_get_advances( FT_Face ttface,
+ FT_UInt start,
+ FT_UInt count,
+ FT_Int32 flags,
+ FT_Fixed *advances )
+ {
+ FT_UInt nn;
+ TT_Face face = (TT_Face) ttface;
+
+
+ /* XXX: TODO: check for sbits */
+
+ if ( flags & FT_LOAD_VERTICAL_LAYOUT )
+ {
+ for ( nn = 0; nn < count; nn++ )
+ {
+ FT_Short tsb;
+ FT_UShort ah;
+
+
+ TT_Get_VMetrics( face, start + nn, &tsb, &ah );
+ advances[nn] = ah;
+ }
+ }
+ else
+ {
+ for ( nn = 0; nn < count; nn++ )
+ {
+ FT_Short lsb;
+ FT_UShort aw;
+
+
+ TT_Get_HMetrics( face, start + nn, &lsb, &aw );
+ advances[nn] = aw;
+ }
+ }
+
+ return TT_Err_Ok;
+ }
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** ****/
+ /**** S I Z E S ****/
+ /**** ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+#ifdef TT_CONFIG_OPTION_EMBEDDED_BITMAPS
+
+ static FT_Error
+ tt_size_select( FT_Size size,
+ FT_ULong strike_index )
+ {
+ TT_Face ttface = (TT_Face)size->face;
+ TT_Size ttsize = (TT_Size)size;
+ FT_Error error = TT_Err_Ok;
+
+
+ ttsize->strike_index = strike_index;
+
+ if ( FT_IS_SCALABLE( size->face ) )
+ {
+ /* use the scaled metrics, even when tt_size_reset fails */
+ FT_Select_Metrics( size->face, strike_index );
+
+ tt_size_reset( ttsize );
+ }
+ else
+ {
+ SFNT_Service sfnt = (SFNT_Service) ttface->sfnt;
+ FT_Size_Metrics* metrics = &size->metrics;
+
+
+ error = sfnt->load_strike_metrics( ttface, strike_index, metrics );
+ if ( error )
+ ttsize->strike_index = 0xFFFFFFFFUL;
+ }
+
+ return error;
+ }
+
+#endif /* TT_CONFIG_OPTION_EMBEDDED_BITMAPS */
+
+
+ static FT_Error
+ tt_size_request( FT_Size size,
+ FT_Size_Request req )
+ {
+ TT_Size ttsize = (TT_Size)size;
+ FT_Error error = TT_Err_Ok;
+
+
+#ifdef TT_CONFIG_OPTION_EMBEDDED_BITMAPS
+
+ if ( FT_HAS_FIXED_SIZES( size->face ) )
+ {
+ TT_Face ttface = (TT_Face)size->face;
+ SFNT_Service sfnt = (SFNT_Service) ttface->sfnt;
+ FT_ULong strike_index;
+
+
+ error = sfnt->set_sbit_strike( ttface, req, &strike_index );
+
+ if ( error )
+ ttsize->strike_index = 0xFFFFFFFFUL;
+ else
+ return tt_size_select( size, strike_index );
+ }
+
+#endif /* TT_CONFIG_OPTION_EMBEDDED_BITMAPS */
+
+ FT_Request_Metrics( size->face, req );
+
+ if ( FT_IS_SCALABLE( size->face ) )
+ {
+ error = tt_size_reset( ttsize );
+ ttsize->root.metrics = ttsize->metrics;
+ }
+
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_glyph_load */
+ /* */
+ /* <Description> */
+ /* A driver method used to load a glyph within a given glyph slot. */
+ /* */
+ /* <Input> */
+ /* slot :: A handle to the target slot object where the glyph */
+ /* will be loaded. */
+ /* */
+ /* size :: A handle to the source face size at which the glyph */
+ /* must be scaled, loaded, etc. */
+ /* */
+ /* glyph_index :: The index of the glyph in the font file. */
+ /* */
+ /* load_flags :: A flag indicating what to load for this glyph. The */
+ /* FT_LOAD_XXX constants can be used to control the */
+ /* glyph loading process (e.g., whether the outline */
+ /* should be scaled, whether to load bitmaps or not, */
+ /* whether to hint the outline, etc). */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ static FT_Error
+ tt_glyph_load( FT_GlyphSlot ttslot, /* TT_GlyphSlot */
+ FT_Size ttsize, /* TT_Size */
+ FT_UInt glyph_index,
+ FT_Int32 load_flags )
+ {
+ TT_GlyphSlot slot = (TT_GlyphSlot)ttslot;
+ TT_Size size = (TT_Size)ttsize;
+ FT_Face face = ttslot->face;
+ FT_Error error;
+
+
+ if ( !slot )
+ return TT_Err_Invalid_Slot_Handle;
+
+ if ( !size )
+ return TT_Err_Invalid_Size_Handle;
+
+ if ( !face )
+ return TT_Err_Invalid_Argument;
+
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+ if ( glyph_index >= (FT_UInt)face->num_glyphs &&
+ !face->internal->incremental_interface )
+#else
+ if ( glyph_index >= (FT_UInt)face->num_glyphs )
+#endif
+ return TT_Err_Invalid_Argument;
+
+ if ( load_flags & FT_LOAD_NO_HINTING )
+ {
+ /* both FT_LOAD_NO_HINTING and FT_LOAD_NO_AUTOHINT */
+ /* are necessary to disable hinting for tricky fonts */
+
+ if ( FT_IS_TRICKY( face ) )
+ load_flags &= ~FT_LOAD_NO_HINTING;
+
+ if ( load_flags & FT_LOAD_NO_AUTOHINT )
+ load_flags |= FT_LOAD_NO_HINTING;
+ }
+
+ if ( load_flags & ( FT_LOAD_NO_RECURSE | FT_LOAD_NO_SCALE ) )
+ {
+ load_flags |= FT_LOAD_NO_BITMAP | FT_LOAD_NO_SCALE;
+
+ if ( !FT_IS_TRICKY( face ) )
+ load_flags |= FT_LOAD_NO_HINTING;
+ }
+
+ /* now load the glyph outline if necessary */
+ error = TT_Load_Glyph( size, slot, glyph_index, load_flags );
+
+ /* force drop-out mode to 2 - irrelevant now */
+ /* slot->outline.dropout_mode = 2; */
+
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** ****/
+ /**** D R I V E R I N T E R F A C E ****/
+ /**** ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
+ FT_DEFINE_SERVICE_MULTIMASTERSREC(tt_service_gx_multi_masters,
+ (FT_Get_MM_Func) NULL,
+ (FT_Set_MM_Design_Func) NULL,
+ (FT_Set_MM_Blend_Func) TT_Set_MM_Blend,
+ (FT_Get_MM_Var_Func) TT_Get_MM_Var,
+ (FT_Set_Var_Design_Func)TT_Set_Var_Design
+ )
+#endif
+
+ static const FT_Service_TrueTypeEngineRec tt_service_truetype_engine =
+ {
+#ifdef TT_USE_BYTECODE_INTERPRETER
+
+#ifdef TT_CONFIG_OPTION_UNPATENTED_HINTING
+ FT_TRUETYPE_ENGINE_TYPE_UNPATENTED
+#else
+ FT_TRUETYPE_ENGINE_TYPE_PATENTED
+#endif
+
+#else /* !TT_USE_BYTECODE_INTERPRETER */
+
+ FT_TRUETYPE_ENGINE_TYPE_NONE
+
+#endif /* TT_USE_BYTECODE_INTERPRETER */
+ };
+
+ FT_DEFINE_SERVICE_TTGLYFREC(tt_service_truetype_glyf,
+ (TT_Glyf_GetLocationFunc)tt_face_get_location
+ )
+
+#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
+ FT_DEFINE_SERVICEDESCREC4(tt_services,
+ FT_SERVICE_ID_XF86_NAME, FT_XF86_FORMAT_TRUETYPE,
+ FT_SERVICE_ID_MULTI_MASTERS, &FT_TT_SERVICE_GX_MULTI_MASTERS_GET,
+ FT_SERVICE_ID_TRUETYPE_ENGINE, &tt_service_truetype_engine,
+ FT_SERVICE_ID_TT_GLYF, &FT_TT_SERVICE_TRUETYPE_GLYF_GET
+ )
+#else
+ FT_DEFINE_SERVICEDESCREC3(tt_services,
+ FT_SERVICE_ID_XF86_NAME, FT_XF86_FORMAT_TRUETYPE,
+ FT_SERVICE_ID_TRUETYPE_ENGINE, &tt_service_truetype_engine,
+ FT_SERVICE_ID_TT_GLYF, &FT_TT_SERVICE_TRUETYPE_GLYF_GET
+ )
+#endif
+
+ FT_CALLBACK_DEF( FT_Module_Interface )
+ tt_get_interface( FT_Module driver, /* TT_Driver */
+ const char* tt_interface )
+ {
+ FT_Library library;
+ FT_Module_Interface result;
+ FT_Module sfntd;
+ SFNT_Service sfnt;
+
+
+ /* FT_TT_SERVICES_GET derefers `library' in PIC mode */
+#ifdef FT_CONFIG_OPTION_PIC
+ if ( !driver )
+ return NULL;
+ library = driver->library;
+ if ( !library )
+ return NULL;
+#endif
+
+ result = ft_service_list_lookup( FT_TT_SERVICES_GET, tt_interface );
+ if ( result != NULL )
+ return result;
+
+#ifndef FT_CONFIG_OPTION_PIC
+ if ( !driver )
+ return NULL;
+ library = driver->library;
+ if ( !library )
+ return NULL;
+#endif
+
+ /* only return the default interface from the SFNT module */
+ sfntd = FT_Get_Module( library, "sfnt" );
+ if ( sfntd )
+ {
+ sfnt = (SFNT_Service)( sfntd->clazz->module_interface );
+ if ( sfnt )
+ return sfnt->get_interface( driver, tt_interface );
+ }
+
+ return 0;
+ }
+
+
+ /* The FT_DriverInterface structure is defined in ftdriver.h. */
+
+#ifdef TT_USE_BYTECODE_INTERPRETER
+#define TT_HINTER_FLAG FT_MODULE_DRIVER_HAS_HINTER
+#else
+#define TT_HINTER_FLAG 0
+#endif
+
+#ifdef TT_CONFIG_OPTION_EMBEDDED_BITMAPS
+#define TT_SIZE_SELECT tt_size_select
+#else
+#define TT_SIZE_SELECT 0
+#endif
+
+ FT_DEFINE_DRIVER( tt_driver_class,
+
+ FT_MODULE_FONT_DRIVER |
+ FT_MODULE_DRIVER_SCALABLE |
+ TT_HINTER_FLAG,
+
+ sizeof ( TT_DriverRec ),
+
+ "truetype", /* driver name */
+ 0x10000L, /* driver version == 1.0 */
+ 0x20000L, /* driver requires FreeType 2.0 or above */
+
+ (void*)0, /* driver specific interface */
+
+ tt_driver_init,
+ tt_driver_done,
+ tt_get_interface,
+
+ sizeof ( TT_FaceRec ),
+ sizeof ( TT_SizeRec ),
+ sizeof ( FT_GlyphSlotRec ),
+
+ tt_face_init,
+ tt_face_done,
+ tt_size_init,
+ tt_size_done,
+ tt_slot_init,
+ 0, /* FT_Slot_DoneFunc */
+
+ ft_stub_set_char_sizes, /* FT_CONFIG_OPTION_OLD_INTERNALS */
+ ft_stub_set_pixel_sizes, /* FT_CONFIG_OPTION_OLD_INTERNALS */
+
+ tt_glyph_load,
+
+ tt_get_kerning,
+ 0, /* FT_Face_AttachFunc */
+ tt_get_advances,
+
+ tt_size_request,
+ TT_SIZE_SELECT
+ )
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ttdriver.h */
+/* */
+/* High-level TrueType driver interface (specification). */
+/* */
+/* Copyright 1996-2001, 2002 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __TTDRIVER_H__
+#define __TTDRIVER_H__
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_DRIVER_H
+
+
+FT_BEGIN_HEADER
+
+
+ FT_DECLARE_DRIVER( tt_driver_class )
+
+
+FT_END_HEADER
+
+#endif /* __TTDRIVER_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* tterrors.h */
+/* */
+/* TrueType error codes (specification only). */
+/* */
+/* Copyright 2001, 2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This file is used to define the TrueType error enumeration */
+ /* constants. */
+ /* */
+ /*************************************************************************/
+
+#ifndef __TTERRORS_H__
+#define __TTERRORS_H__
+
+#include FT_MODULE_ERRORS_H
+
+#undef __FTERRORS_H__
+
+#undef FT_ERR_PREFIX
+#define FT_ERR_PREFIX TT_Err_
+#define FT_ERR_BASE FT_Mod_Err_TrueType
+
+#include FT_ERRORS_H
+
+#endif /* __TTERRORS_H__ */
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ttgload.c */
+/* */
+/* TrueType Glyph Loader (body). */
+/* */
+/* Copyright 1996-2012 */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_CALC_H
+#include FT_INTERNAL_STREAM_H
+#include FT_INTERNAL_SFNT_H
+#include FT_TRUETYPE_TAGS_H
+#include FT_OUTLINE_H
+
+#include "ttgload.h"
+#include "ttpload.h"
+
+#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
+#include "ttgxvar.h"
+#endif
+
+#include "tterrors.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_ttgload
+
+
+ /*************************************************************************/
+ /* */
+ /* Composite glyph flags. */
+ /* */
+#define ARGS_ARE_WORDS 0x0001
+#define ARGS_ARE_XY_VALUES 0x0002
+#define ROUND_XY_TO_GRID 0x0004
+#define WE_HAVE_A_SCALE 0x0008
+/* reserved 0x0010 */
+#define MORE_COMPONENTS 0x0020
+#define WE_HAVE_AN_XY_SCALE 0x0040
+#define WE_HAVE_A_2X2 0x0080
+#define WE_HAVE_INSTR 0x0100
+#define USE_MY_METRICS 0x0200
+#define OVERLAP_COMPOUND 0x0400
+#define SCALED_COMPONENT_OFFSET 0x0800
+#define UNSCALED_COMPONENT_OFFSET 0x1000
+
+
+ /*************************************************************************/
+ /* */
+ /* Return the horizontal metrics in font units for a given glyph. */
+ /* */
+ FT_LOCAL_DEF( void )
+ TT_Get_HMetrics( TT_Face face,
+ FT_UInt idx,
+ FT_Short* lsb,
+ FT_UShort* aw )
+ {
+ ( (SFNT_Service)face->sfnt )->get_metrics( face, 0, idx, lsb, aw );
+
+ FT_TRACE5(( " advance width (font units): %d\n", *aw ));
+ FT_TRACE5(( " left side bearing (font units): %d\n", *lsb ));
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* Return the vertical metrics in font units for a given glyph. */
+ /* Greg Hitchcock from Microsoft told us that if there were no `vmtx' */
+ /* table, typoAscender/Descender from the `OS/2' table would be used */
+ /* instead, and if there were no `OS/2' table, use ascender/descender */
+ /* from the `hhea' table. But that is not what Microsoft's rasterizer */
+ /* apparently does: It uses the ppem value as the advance height, and */
+ /* sets the top side bearing to be zero. */
+ /* */
+ FT_LOCAL_DEF( void )
+ TT_Get_VMetrics( TT_Face face,
+ FT_UInt idx,
+ FT_Short* tsb,
+ FT_UShort* ah )
+ {
+ if ( face->vertical_info )
+ ( (SFNT_Service)face->sfnt )->get_metrics( face, 1, idx, tsb, ah );
+
+#if 1 /* Empirically determined, at variance with what MS said */
+
+ else
+ {
+ *tsb = 0;
+ *ah = face->root.units_per_EM;
+ }
+
+#else /* This is what MS said to do. It isn't what they do, however. */
+
+ else if ( face->os2.version != 0xFFFFU )
+ {
+ *tsb = face->os2.sTypoAscender;
+ *ah = face->os2.sTypoAscender - face->os2.sTypoDescender;
+ }
+ else
+ {
+ *tsb = face->horizontal.Ascender;
+ *ah = face->horizontal.Ascender - face->horizontal.Descender;
+ }
+
+#endif
+
+ FT_TRACE5(( " advance height (font units): %d\n", *ah ));
+ FT_TRACE5(( " top side bearing (font units): %d\n", *tsb ));
+ }
+
+
+ static void
+ tt_get_metrics( TT_Loader loader,
+ FT_UInt glyph_index )
+ {
+ TT_Face face = (TT_Face)loader->face;
+
+ FT_Short left_bearing = 0, top_bearing = 0;
+ FT_UShort advance_width = 0, advance_height = 0;
+
+
+ TT_Get_HMetrics( face, glyph_index,
+ &left_bearing,
+ &advance_width );
+ TT_Get_VMetrics( face, glyph_index,
+ &top_bearing,
+ &advance_height );
+
+ loader->left_bearing = left_bearing;
+ loader->advance = advance_width;
+ loader->top_bearing = top_bearing;
+ loader->vadvance = advance_height;
+
+ if ( !loader->linear_def )
+ {
+ loader->linear_def = 1;
+ loader->linear = advance_width;
+ }
+ }
+
+
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+
+ static void
+ tt_get_metrics_incr_overrides( TT_Loader loader,
+ FT_UInt glyph_index )
+ {
+ TT_Face face = (TT_Face)loader->face;
+
+ FT_Short left_bearing = 0, top_bearing = 0;
+ FT_UShort advance_width = 0, advance_height = 0;
+
+
+ /* If this is an incrementally loaded font check whether there are */
+ /* overriding metrics for this glyph. */
+ if ( face->root.internal->incremental_interface &&
+ face->root.internal->incremental_interface->funcs->get_glyph_metrics )
+ {
+ FT_Incremental_MetricsRec metrics;
+ FT_Error error;
+
+
+ metrics.bearing_x = loader->left_bearing;
+ metrics.bearing_y = 0;
+ metrics.advance = loader->advance;
+ metrics.advance_v = 0;
+
+ error = face->root.internal->incremental_interface->funcs->get_glyph_metrics(
+ face->root.internal->incremental_interface->object,
+ glyph_index, FALSE, &metrics );
+ if ( error )
+ goto Exit;
+
+ left_bearing = (FT_Short)metrics.bearing_x;
+ advance_width = (FT_UShort)metrics.advance;
+
+#if 0
+
+ /* GWW: Do I do the same for vertical metrics? */
+ metrics.bearing_x = 0;
+ metrics.bearing_y = loader->top_bearing;
+ metrics.advance = loader->vadvance;
+
+ error = face->root.internal->incremental_interface->funcs->get_glyph_metrics(
+ face->root.internal->incremental_interface->object,
+ glyph_index, TRUE, &metrics );
+ if ( error )
+ goto Exit;
+
+ top_bearing = (FT_Short)metrics.bearing_y;
+ advance_height = (FT_UShort)metrics.advance;
+
+#endif /* 0 */
+
+ loader->left_bearing = left_bearing;
+ loader->advance = advance_width;
+ loader->top_bearing = top_bearing;
+ loader->vadvance = advance_height;
+
+ if ( !loader->linear_def )
+ {
+ loader->linear_def = 1;
+ loader->linear = advance_width;
+ }
+ }
+
+ Exit:
+ return;
+ }
+
+#endif /* FT_CONFIG_OPTION_INCREMENTAL */
+
+
+ /*************************************************************************/
+ /* */
+ /* Translates an array of coordinates. */
+ /* */
+ static void
+ translate_array( FT_UInt n,
+ FT_Vector* coords,
+ FT_Pos delta_x,
+ FT_Pos delta_y )
+ {
+ FT_UInt k;
+
+
+ if ( delta_x )
+ for ( k = 0; k < n; k++ )
+ coords[k].x += delta_x;
+
+ if ( delta_y )
+ for ( k = 0; k < n; k++ )
+ coords[k].y += delta_y;
+ }
+
+
+#undef IS_HINTED
+#define IS_HINTED( flags ) ( ( flags & FT_LOAD_NO_HINTING ) == 0 )
+
+
+ /*************************************************************************/
+ /* */
+ /* The following functions are used by default with TrueType fonts. */
+ /* However, they can be replaced by alternatives if we need to support */
+ /* TrueType-compressed formats (like MicroType) in the future. */
+ /* */
+ /*************************************************************************/
+
+ FT_CALLBACK_DEF( FT_Error )
+ TT_Access_Glyph_Frame( TT_Loader loader,
+ FT_UInt glyph_index,
+ FT_ULong offset,
+ FT_UInt byte_count )
+ {
+ FT_Error error;
+ FT_Stream stream = loader->stream;
+
+ /* for non-debug mode */
+ FT_UNUSED( glyph_index );
+
+
+ FT_TRACE4(( "Glyph %ld\n", glyph_index ));
+
+ /* the following line sets the `error' variable through macros! */
+ if ( FT_STREAM_SEEK( offset ) || FT_FRAME_ENTER( byte_count ) )
+ return error;
+
+ loader->cursor = stream->cursor;
+ loader->limit = stream->limit;
+
+ return TT_Err_Ok;
+ }
+
+
+ FT_CALLBACK_DEF( void )
+ TT_Forget_Glyph_Frame( TT_Loader loader )
+ {
+ FT_Stream stream = loader->stream;
+
+
+ FT_FRAME_EXIT();
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ TT_Load_Glyph_Header( TT_Loader loader )
+ {
+ FT_Byte* p = loader->cursor;
+ FT_Byte* limit = loader->limit;
+
+
+ if ( p + 10 > limit )
+ return TT_Err_Invalid_Outline;
+
+ loader->n_contours = FT_NEXT_SHORT( p );
+
+ loader->bbox.xMin = FT_NEXT_SHORT( p );
+ loader->bbox.yMin = FT_NEXT_SHORT( p );
+ loader->bbox.xMax = FT_NEXT_SHORT( p );
+ loader->bbox.yMax = FT_NEXT_SHORT( p );
+
+ FT_TRACE5(( " # of contours: %d\n", loader->n_contours ));
+ FT_TRACE5(( " xMin: %4d xMax: %4d\n", loader->bbox.xMin,
+ loader->bbox.xMax ));
+ FT_TRACE5(( " yMin: %4d yMax: %4d\n", loader->bbox.yMin,
+ loader->bbox.yMax ));
+ loader->cursor = p;
+
+ return TT_Err_Ok;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ TT_Load_Simple_Glyph( TT_Loader load )
+ {
+ FT_Error error;
+ FT_Byte* p = load->cursor;
+ FT_Byte* limit = load->limit;
+ FT_GlyphLoader gloader = load->gloader;
+ FT_Int n_contours = load->n_contours;
+ FT_Outline* outline;
+ TT_Face face = (TT_Face)load->face;
+ FT_UShort n_ins;
+ FT_Int n_points;
+
+ FT_Byte *flag, *flag_limit;
+ FT_Byte c, count;
+ FT_Vector *vec, *vec_limit;
+ FT_Pos x;
+ FT_Short *cont, *cont_limit, prev_cont;
+ FT_Int xy_size = 0;
+
+
+ /* check that we can add the contours to the glyph */
+ error = FT_GLYPHLOADER_CHECK_POINTS( gloader, 0, n_contours );
+ if ( error )
+ goto Fail;
+
+ /* reading the contours' endpoints & number of points */
+ cont = gloader->current.outline.contours;
+ cont_limit = cont + n_contours;
+
+ /* check space for contours array + instructions count */
+ if ( n_contours >= 0xFFF || p + ( n_contours + 1 ) * 2 > limit )
+ goto Invalid_Outline;
+
+ prev_cont = FT_NEXT_SHORT( p );
+
+ if ( n_contours > 0 )
+ cont[0] = prev_cont;
+
+ if ( prev_cont < 0 )
+ goto Invalid_Outline;
+
+ for ( cont++; cont < cont_limit; cont++ )
+ {
+ cont[0] = FT_NEXT_SHORT( p );
+ if ( cont[0] <= prev_cont )
+ {
+ /* unordered contours: this is invalid */
+ goto Invalid_Outline;
+ }
+ prev_cont = cont[0];
+ }
+
+ n_points = 0;
+ if ( n_contours > 0 )
+ {
+ n_points = cont[-1] + 1;
+ if ( n_points < 0 )
+ goto Invalid_Outline;
+ }
+
+ /* note that we will add four phantom points later */
+ error = FT_GLYPHLOADER_CHECK_POINTS( gloader, n_points + 4, 0 );
+ if ( error )
+ goto Fail;
+
+ /* reading the bytecode instructions */
+ load->glyph->control_len = 0;
+ load->glyph->control_data = 0;
+
+ if ( p + 2 > limit )
+ goto Invalid_Outline;
+
+ n_ins = FT_NEXT_USHORT( p );
+
+ FT_TRACE5(( " Instructions size: %u\n", n_ins ));
+
+ if ( n_ins > face->max_profile.maxSizeOfInstructions )
+ {
+ FT_TRACE0(( "TT_Load_Simple_Glyph: too many instructions (%d)\n",
+ n_ins ));
+ error = TT_Err_Too_Many_Hints;
+ goto Fail;
+ }
+
+ if ( ( limit - p ) < n_ins )
+ {
+ FT_TRACE0(( "TT_Load_Simple_Glyph: instruction count mismatch\n" ));
+ error = TT_Err_Too_Many_Hints;
+ goto Fail;
+ }
+
+#ifdef TT_USE_BYTECODE_INTERPRETER
+
+ if ( IS_HINTED( load->load_flags ) )
+ {
+ load->glyph->control_len = n_ins;
+ load->glyph->control_data = load->exec->glyphIns;
+
+ FT_MEM_COPY( load->exec->glyphIns, p, (FT_Long)n_ins );
+ }
+
+#endif /* TT_USE_BYTECODE_INTERPRETER */
+
+ p += n_ins;
+
+ outline = &gloader->current.outline;
+
+ /* reading the point tags */
+ flag = (FT_Byte*)outline->tags;
+ flag_limit = flag + n_points;
+
+ FT_ASSERT( flag != NULL );
+
+ while ( flag < flag_limit )
+ {
+ if ( p + 1 > limit )
+ goto Invalid_Outline;
+
+ *flag++ = c = FT_NEXT_BYTE( p );
+ if ( c & 8 )
+ {
+ if ( p + 1 > limit )
+ goto Invalid_Outline;
+
+ count = FT_NEXT_BYTE( p );
+ if ( flag + (FT_Int)count > flag_limit )
+ goto Invalid_Outline;
+
+ for ( ; count > 0; count-- )
+ *flag++ = c;
+ }
+ }
+
+ /* reading the X coordinates */
+
+ vec = outline->points;
+ vec_limit = vec + n_points;
+ flag = (FT_Byte*)outline->tags;
+ x = 0;
+
+ if ( p + xy_size > limit )
+ goto Invalid_Outline;
+
+ for ( ; vec < vec_limit; vec++, flag++ )
+ {
+ FT_Pos y = 0;
+ FT_Byte f = *flag;
+
+
+ if ( f & 2 )
+ {
+ if ( p + 1 > limit )
+ goto Invalid_Outline;
+
+ y = (FT_Pos)FT_NEXT_BYTE( p );
+ if ( ( f & 16 ) == 0 )
+ y = -y;
+ }
+ else if ( ( f & 16 ) == 0 )
+ {
+ if ( p + 2 > limit )
+ goto Invalid_Outline;
+
+ y = (FT_Pos)FT_NEXT_SHORT( p );
+ }
+
+ x += y;
+ vec->x = x;
+ /* the cast is for stupid compilers */
+ *flag = (FT_Byte)( f & ~( 2 | 16 ) );
+ }
+
+ /* reading the Y coordinates */
+
+ vec = gloader->current.outline.points;
+ vec_limit = vec + n_points;
+ flag = (FT_Byte*)outline->tags;
+ x = 0;
+
+ for ( ; vec < vec_limit; vec++, flag++ )
+ {
+ FT_Pos y = 0;
+ FT_Byte f = *flag;
+
+
+ if ( f & 4 )
+ {
+ if ( p + 1 > limit )
+ goto Invalid_Outline;
+
+ y = (FT_Pos)FT_NEXT_BYTE( p );
+ if ( ( f & 32 ) == 0 )
+ y = -y;
+ }
+ else if ( ( f & 32 ) == 0 )
+ {
+ if ( p + 2 > limit )
+ goto Invalid_Outline;
+
+ y = (FT_Pos)FT_NEXT_SHORT( p );
+ }
+
+ x += y;
+ vec->y = x;
+ /* the cast is for stupid compilers */
+ *flag = (FT_Byte)( f & FT_CURVE_TAG_ON );
+ }
+
+ outline->n_points = (FT_UShort)n_points;
+ outline->n_contours = (FT_Short) n_contours;
+
+ load->cursor = p;
+
+ Fail:
+ return error;
+
+ Invalid_Outline:
+ error = TT_Err_Invalid_Outline;
+ goto Fail;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ TT_Load_Composite_Glyph( TT_Loader loader )
+ {
+ FT_Error error;
+ FT_Byte* p = loader->cursor;
+ FT_Byte* limit = loader->limit;
+ FT_GlyphLoader gloader = loader->gloader;
+ FT_SubGlyph subglyph;
+ FT_UInt num_subglyphs;
+
+
+ num_subglyphs = 0;
+
+ do
+ {
+ FT_Fixed xx, xy, yy, yx;
+ FT_UInt count;
+
+
+ /* check that we can load a new subglyph */
+ error = FT_GlyphLoader_CheckSubGlyphs( gloader, num_subglyphs + 1 );
+ if ( error )
+ goto Fail;
+
+ /* check space */
+ if ( p + 4 > limit )
+ goto Invalid_Composite;
+
+ subglyph = gloader->current.subglyphs + num_subglyphs;
+
+ subglyph->arg1 = subglyph->arg2 = 0;
+
+ subglyph->flags = FT_NEXT_USHORT( p );
+ subglyph->index = FT_NEXT_USHORT( p );
+
+ /* check space */
+ count = 2;
+ if ( subglyph->flags & ARGS_ARE_WORDS )
+ count += 2;
+ if ( subglyph->flags & WE_HAVE_A_SCALE )
+ count += 2;
+ else if ( subglyph->flags & WE_HAVE_AN_XY_SCALE )
+ count += 4;
+ else if ( subglyph->flags & WE_HAVE_A_2X2 )
+ count += 8;
+
+ if ( p + count > limit )
+ goto Invalid_Composite;
+
+ /* read arguments */
+ if ( subglyph->flags & ARGS_ARE_WORDS )
+ {
+ subglyph->arg1 = FT_NEXT_SHORT( p );
+ subglyph->arg2 = FT_NEXT_SHORT( p );
+ }
+ else
+ {
+ subglyph->arg1 = FT_NEXT_CHAR( p );
+ subglyph->arg2 = FT_NEXT_CHAR( p );
+ }
+
+ /* read transform */
+ xx = yy = 0x10000L;
+ xy = yx = 0;
+
+ if ( subglyph->flags & WE_HAVE_A_SCALE )
+ {
+ xx = (FT_Fixed)FT_NEXT_SHORT( p ) << 2;
+ yy = xx;
+ }
+ else if ( subglyph->flags & WE_HAVE_AN_XY_SCALE )
+ {
+ xx = (FT_Fixed)FT_NEXT_SHORT( p ) << 2;
+ yy = (FT_Fixed)FT_NEXT_SHORT( p ) << 2;
+ }
+ else if ( subglyph->flags & WE_HAVE_A_2X2 )
+ {
+ xx = (FT_Fixed)FT_NEXT_SHORT( p ) << 2;
+ yx = (FT_Fixed)FT_NEXT_SHORT( p ) << 2;
+ xy = (FT_Fixed)FT_NEXT_SHORT( p ) << 2;
+ yy = (FT_Fixed)FT_NEXT_SHORT( p ) << 2;
+ }
+
+ subglyph->transform.xx = xx;
+ subglyph->transform.xy = xy;
+ subglyph->transform.yx = yx;
+ subglyph->transform.yy = yy;
+
+ num_subglyphs++;
+
+ } while ( subglyph->flags & MORE_COMPONENTS );
+
+ gloader->current.num_subglyphs = num_subglyphs;
+
+#ifdef TT_USE_BYTECODE_INTERPRETER
+
+ {
+ FT_Stream stream = loader->stream;
+
+
+ /* we must undo the FT_FRAME_ENTER in order to point */
+ /* to the composite instructions, if we find some. */
+ /* We will process them later. */
+ /* */
+ loader->ins_pos = (FT_ULong)( FT_STREAM_POS() +
+ p - limit );
+ }
+
+#endif
+
+ loader->cursor = p;
+
+ Fail:
+ return error;
+
+ Invalid_Composite:
+ error = TT_Err_Invalid_Composite;
+ goto Fail;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ TT_Init_Glyph_Loading( TT_Face face )
+ {
+ face->access_glyph_frame = TT_Access_Glyph_Frame;
+ face->read_glyph_header = TT_Load_Glyph_Header;
+ face->read_simple_glyph = TT_Load_Simple_Glyph;
+ face->read_composite_glyph = TT_Load_Composite_Glyph;
+ face->forget_glyph_frame = TT_Forget_Glyph_Frame;
+ }
+
+
+ static void
+ tt_prepare_zone( TT_GlyphZone zone,
+ FT_GlyphLoad load,
+ FT_UInt start_point,
+ FT_UInt start_contour )
+ {
+ zone->n_points = (FT_UShort)( load->outline.n_points - start_point );
+ zone->n_contours = (FT_Short) ( load->outline.n_contours -
+ start_contour );
+ zone->org = load->extra_points + start_point;
+ zone->cur = load->outline.points + start_point;
+ zone->orus = load->extra_points2 + start_point;
+ zone->tags = (FT_Byte*)load->outline.tags + start_point;
+ zone->contours = (FT_UShort*)load->outline.contours + start_contour;
+ zone->first_point = (FT_UShort)start_point;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* TT_Hint_Glyph */
+ /* */
+ /* <Description> */
+ /* Hint the glyph using the zone prepared by the caller. Note that */
+ /* the zone is supposed to include four phantom points. */
+ /* */
+ static FT_Error
+ TT_Hint_Glyph( TT_Loader loader,
+ FT_Bool is_composite )
+ {
+ TT_GlyphZone zone = &loader->zone;
+ FT_Pos origin;
+
+#ifdef TT_USE_BYTECODE_INTERPRETER
+ FT_UInt n_ins;
+#else
+ FT_UNUSED( is_composite );
+#endif
+
+
+#ifdef TT_USE_BYTECODE_INTERPRETER
+ if ( loader->glyph->control_len > 0xFFFFL )
+ {
+ FT_TRACE1(( "TT_Hint_Glyph: too long instructions " ));
+ FT_TRACE1(( "(0x%lx byte) is truncated\n",
+ loader->glyph->control_len ));
+ }
+ n_ins = (FT_UInt)( loader->glyph->control_len );
+#endif
+
+ origin = zone->cur[zone->n_points - 4].x;
+ origin = FT_PIX_ROUND( origin ) - origin;
+ if ( origin )
+ translate_array( zone->n_points, zone->cur, origin, 0 );
+
+#ifdef TT_USE_BYTECODE_INTERPRETER
+ /* save original point position in org */
+ if ( n_ins > 0 )
+ FT_ARRAY_COPY( zone->org, zone->cur, zone->n_points );
+
+ /* Reset graphics state. */
+ loader->exec->GS = ((TT_Size)loader->size)->GS;
+
+ /* XXX: UNDOCUMENTED! Hinting instructions of a composite glyph */
+ /* completely refer to the (already) hinted subglyphs. */
+ if ( is_composite )
+ {
+ loader->exec->metrics.x_scale = 1 << 16;
+ loader->exec->metrics.y_scale = 1 << 16;
+
+ FT_ARRAY_COPY( zone->orus, zone->cur, zone->n_points );
+ }
+ else
+ {
+ loader->exec->metrics.x_scale =
+ ((TT_Size)loader->size)->metrics.x_scale;
+ loader->exec->metrics.y_scale =
+ ((TT_Size)loader->size)->metrics.y_scale;
+ }
+#endif
+
+ /* round pp2 and pp4 */
+ zone->cur[zone->n_points - 3].x =
+ FT_PIX_ROUND( zone->cur[zone->n_points - 3].x );
+ zone->cur[zone->n_points - 1].y =
+ FT_PIX_ROUND( zone->cur[zone->n_points - 1].y );
+
+#ifdef TT_USE_BYTECODE_INTERPRETER
+
+ if ( n_ins > 0 )
+ {
+ FT_Bool debug;
+ FT_Error error;
+
+ FT_GlyphLoader gloader = loader->gloader;
+ FT_Outline current_outline = gloader->current.outline;
+
+
+ error = TT_Set_CodeRange( loader->exec, tt_coderange_glyph,
+ loader->exec->glyphIns, n_ins );
+ if ( error )
+ return error;
+
+ loader->exec->is_composite = is_composite;
+ loader->exec->pts = *zone;
+
+ debug = FT_BOOL( !( loader->load_flags & FT_LOAD_NO_SCALE ) &&
+ ((TT_Size)loader->size)->debug );
+
+ error = TT_Run_Context( loader->exec, debug );
+ if ( error && loader->exec->pedantic_hinting )
+ return error;
+
+ /* store drop-out mode in bits 5-7; set bit 2 also as a marker */
+ current_outline.tags[0] |=
+ ( loader->exec->GS.scan_type << 5 ) | FT_CURVE_TAG_HAS_SCANMODE;
+ }
+
+#endif
+
+ /* save glyph phantom points */
+ if ( !loader->preserve_pps )
+ {
+ loader->pp1 = zone->cur[zone->n_points - 4];
+ loader->pp2 = zone->cur[zone->n_points - 3];
+ loader->pp3 = zone->cur[zone->n_points - 2];
+ loader->pp4 = zone->cur[zone->n_points - 1];
+ }
+
+ return TT_Err_Ok;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* TT_Process_Simple_Glyph */
+ /* */
+ /* <Description> */
+ /* Once a simple glyph has been loaded, it needs to be processed. */
+ /* Usually, this means scaling and hinting through bytecode */
+ /* interpretation. */
+ /* */
+ static FT_Error
+ TT_Process_Simple_Glyph( TT_Loader loader )
+ {
+ FT_GlyphLoader gloader = loader->gloader;
+ FT_Error error = TT_Err_Ok;
+ FT_Outline* outline;
+ FT_Int n_points;
+
+
+ outline = &gloader->current.outline;
+ n_points = outline->n_points;
+
+ /* set phantom points */
+
+ outline->points[n_points ] = loader->pp1;
+ outline->points[n_points + 1] = loader->pp2;
+ outline->points[n_points + 2] = loader->pp3;
+ outline->points[n_points + 3] = loader->pp4;
+
+ outline->tags[n_points ] = 0;
+ outline->tags[n_points + 1] = 0;
+ outline->tags[n_points + 2] = 0;
+ outline->tags[n_points + 3] = 0;
+
+ n_points += 4;
+
+#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
+
+ if ( ((TT_Face)loader->face)->doblend )
+ {
+ /* Deltas apply to the unscaled data. */
+ FT_Vector* deltas;
+ FT_Memory memory = loader->face->memory;
+ FT_Int i;
+
+
+ error = TT_Vary_Get_Glyph_Deltas( (TT_Face)(loader->face),
+ loader->glyph_index,
+ &deltas,
+ n_points );
+ if ( error )
+ return error;
+
+ for ( i = 0; i < n_points; ++i )
+ {
+ outline->points[i].x += deltas[i].x;
+ outline->points[i].y += deltas[i].y;
+ }
+
+ FT_FREE( deltas );
+ }
+
+#endif /* TT_CONFIG_OPTION_GX_VAR_SUPPORT */
+
+ if ( IS_HINTED( loader->load_flags ) )
+ {
+ tt_prepare_zone( &loader->zone, &gloader->current, 0, 0 );
+
+ FT_ARRAY_COPY( loader->zone.orus, loader->zone.cur,
+ loader->zone.n_points + 4 );
+ }
+
+ /* scale the glyph */
+ if ( ( loader->load_flags & FT_LOAD_NO_SCALE ) == 0 )
+ {
+ FT_Vector* vec = outline->points;
+ FT_Vector* limit = outline->points + n_points;
+ FT_Fixed x_scale = ((TT_Size)loader->size)->metrics.x_scale;
+ FT_Fixed y_scale = ((TT_Size)loader->size)->metrics.y_scale;
+
+
+ for ( ; vec < limit; vec++ )
+ {
+ vec->x = FT_MulFix( vec->x, x_scale );
+ vec->y = FT_MulFix( vec->y, y_scale );
+ }
+
+ loader->pp1 = outline->points[n_points - 4];
+ loader->pp2 = outline->points[n_points - 3];
+ loader->pp3 = outline->points[n_points - 2];
+ loader->pp4 = outline->points[n_points - 1];
+ }
+
+ if ( IS_HINTED( loader->load_flags ) )
+ {
+ loader->zone.n_points += 4;
+
+ error = TT_Hint_Glyph( loader, 0 );
+ }
+
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* TT_Process_Composite_Component */
+ /* */
+ /* <Description> */
+ /* Once a composite component has been loaded, it needs to be */
+ /* processed. Usually, this means transforming and translating. */
+ /* */
+ static FT_Error
+ TT_Process_Composite_Component( TT_Loader loader,
+ FT_SubGlyph subglyph,
+ FT_UInt start_point,
+ FT_UInt num_base_points )
+ {
+ FT_GlyphLoader gloader = loader->gloader;
+ FT_Vector* base_vec = gloader->base.outline.points;
+ FT_UInt num_points = gloader->base.outline.n_points;
+ FT_Bool have_scale;
+ FT_Pos x, y;
+
+
+ have_scale = FT_BOOL( subglyph->flags & ( WE_HAVE_A_SCALE |
+ WE_HAVE_AN_XY_SCALE |
+ WE_HAVE_A_2X2 ) );
+
+ /* perform the transform required for this subglyph */
+ if ( have_scale )
+ {
+ FT_UInt i;
+
+
+ for ( i = num_base_points; i < num_points; i++ )
+ FT_Vector_Transform( base_vec + i, &subglyph->transform );
+ }
+
+ /* get offset */
+ if ( !( subglyph->flags & ARGS_ARE_XY_VALUES ) )
+ {
+ FT_UInt k = subglyph->arg1;
+ FT_UInt l = subglyph->arg2;
+ FT_Vector* p1;
+ FT_Vector* p2;
+
+
+ /* match l-th point of the newly loaded component to the k-th point */
+ /* of the previously loaded components. */
+
+ /* change to the point numbers used by our outline */
+ k += start_point;
+ l += num_base_points;
+ if ( k >= num_base_points ||
+ l >= num_points )
+ return TT_Err_Invalid_Composite;
+
+ p1 = gloader->base.outline.points + k;
+ p2 = gloader->base.outline.points + l;
+
+ x = p1->x - p2->x;
+ y = p1->y - p2->y;
+ }
+ else
+ {
+ x = subglyph->arg1;
+ y = subglyph->arg2;
+
+ if ( !x && !y )
+ return TT_Err_Ok;
+
+ /* Use a default value dependent on */
+ /* TT_CONFIG_OPTION_COMPONENT_OFFSET_SCALED. This is useful for old TT */
+ /* fonts which don't set the xxx_COMPONENT_OFFSET bit. */
+
+ if ( have_scale &&
+#ifdef TT_CONFIG_OPTION_COMPONENT_OFFSET_SCALED
+ !( subglyph->flags & UNSCALED_COMPONENT_OFFSET ) )
+#else
+ ( subglyph->flags & SCALED_COMPONENT_OFFSET ) )
+#endif
+ {
+
+#if 0
+
+ /*************************************************************************/
+ /* */
+ /* This algorithm is what Apple documents. But it doesn't work. */
+ /* */
+ int a = subglyph->transform.xx > 0 ? subglyph->transform.xx
+ : -subglyph->transform.xx;
+ int b = subglyph->transform.yx > 0 ? subglyph->transform.yx
+ : -subglyph->transform.yx;
+ int c = subglyph->transform.xy > 0 ? subglyph->transform.xy
+ : -subglyph->transform.xy;
+ int d = subglyph->transform.yy > 0 ? subglyph->transform.yy
+ : -subglyph->transform.yy;
+ int m = a > b ? a : b;
+ int n = c > d ? c : d;
+
+
+ if ( a - b <= 33 && a - b >= -33 )
+ m *= 2;
+ if ( c - d <= 33 && c - d >= -33 )
+ n *= 2;
+ x = FT_MulFix( x, m );
+ y = FT_MulFix( y, n );
+
+#else /* 0 */
+
+ /*************************************************************************/
+ /* */
+ /* This algorithm is a guess and works much better than the above. */
+ /* */
+ FT_Fixed mac_xscale = FT_SqrtFixed(
+ (FT_Int32)FT_MulFix( subglyph->transform.xx,
+ subglyph->transform.xx ) +
+ (FT_Int32)FT_MulFix( subglyph->transform.xy,
+ subglyph->transform.xy ) );
+ FT_Fixed mac_yscale = FT_SqrtFixed(
+ (FT_Int32)FT_MulFix( subglyph->transform.yy,
+ subglyph->transform.yy ) +
+ (FT_Int32)FT_MulFix( subglyph->transform.yx,
+ subglyph->transform.yx ) );
+
+
+ x = FT_MulFix( x, mac_xscale );
+ y = FT_MulFix( y, mac_yscale );
+
+#endif /* 0 */
+
+ }
+
+ if ( !( loader->load_flags & FT_LOAD_NO_SCALE ) )
+ {
+ FT_Fixed x_scale = ((TT_Size)loader->size)->metrics.x_scale;
+ FT_Fixed y_scale = ((TT_Size)loader->size)->metrics.y_scale;
+
+
+ x = FT_MulFix( x, x_scale );
+ y = FT_MulFix( y, y_scale );
+
+ if ( subglyph->flags & ROUND_XY_TO_GRID )
+ {
+ x = FT_PIX_ROUND( x );
+ y = FT_PIX_ROUND( y );
+ }
+ }
+ }
+
+ if ( x || y )
+ translate_array( num_points - num_base_points,
+ base_vec + num_base_points,
+ x, y );
+
+ return TT_Err_Ok;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* TT_Process_Composite_Glyph */
+ /* */
+ /* <Description> */
+ /* This is slightly different from TT_Process_Simple_Glyph, in that */
+ /* its sole purpose is to hint the glyph. Thus this function is */
+ /* only available when bytecode interpreter is enabled. */
+ /* */
+ static FT_Error
+ TT_Process_Composite_Glyph( TT_Loader loader,
+ FT_UInt start_point,
+ FT_UInt start_contour )
+ {
+ FT_Error error;
+ FT_Outline* outline;
+ FT_UInt i;
+
+
+ outline = &loader->gloader->base.outline;
+
+ /* make room for phantom points */
+ error = FT_GLYPHLOADER_CHECK_POINTS( loader->gloader,
+ outline->n_points + 4,
+ 0 );
+ if ( error )
+ return error;
+
+ outline->points[outline->n_points ] = loader->pp1;
+ outline->points[outline->n_points + 1] = loader->pp2;
+ outline->points[outline->n_points + 2] = loader->pp3;
+ outline->points[outline->n_points + 3] = loader->pp4;
+
+ outline->tags[outline->n_points ] = 0;
+ outline->tags[outline->n_points + 1] = 0;
+ outline->tags[outline->n_points + 2] = 0;
+ outline->tags[outline->n_points + 3] = 0;
+
+#ifdef TT_USE_BYTECODE_INTERPRETER
+
+ {
+ FT_Stream stream = loader->stream;
+ FT_UShort n_ins, max_ins;
+ FT_ULong tmp;
+
+
+ /* TT_Load_Composite_Glyph only gives us the offset of instructions */
+ /* so we read them here */
+ if ( FT_STREAM_SEEK( loader->ins_pos ) ||
+ FT_READ_USHORT( n_ins ) )
+ return error;
+
+ FT_TRACE5(( " Instructions size = %d\n", n_ins ));
+
+ /* check it */
+ max_ins = ((TT_Face)loader->face)->max_profile.maxSizeOfInstructions;
+ if ( n_ins > max_ins )
+ {
+ /* acroread ignores this field, so we only do a rough safety check */
+ if ( (FT_Int)n_ins > loader->byte_len )
+ {
+ FT_TRACE1(( "TT_Process_Composite_Glyph: "
+ "too many instructions (%d) for glyph with length %d\n",
+ n_ins, loader->byte_len ));
+ return TT_Err_Too_Many_Hints;
+ }
+
+ tmp = loader->exec->glyphSize;
+ error = Update_Max( loader->exec->memory,
+ &tmp,
+ sizeof ( FT_Byte ),
+ (void*)&loader->exec->glyphIns,
+ n_ins );
+ loader->exec->glyphSize = (FT_UShort)tmp;
+ if ( error )
+ return error;
+ }
+ else if ( n_ins == 0 )
+ return TT_Err_Ok;
+
+ if ( FT_STREAM_READ( loader->exec->glyphIns, n_ins ) )
+ return error;
+
+ loader->glyph->control_data = loader->exec->glyphIns;
+ loader->glyph->control_len = n_ins;
+ }
+
+#endif
+
+ tt_prepare_zone( &loader->zone, &loader->gloader->base,
+ start_point, start_contour );
+
+ /* Some points are likely touched during execution of */
+ /* instructions on components. So let's untouch them. */
+ for ( i = start_point; i < loader->zone.n_points; i++ )
+ loader->zone.tags[i] &= ~FT_CURVE_TAG_TOUCH_BOTH;
+
+ loader->zone.n_points += 4;
+
+ return TT_Hint_Glyph( loader, 1 );
+ }
+
+
+ /* Calculate the four phantom points. */
+ /* The first two stand for horizontal origin and advance. */
+ /* The last two stand for vertical origin and advance. */
+#define TT_LOADER_SET_PP( loader ) \
+ do { \
+ (loader)->pp1.x = (loader)->bbox.xMin - (loader)->left_bearing; \
+ (loader)->pp1.y = 0; \
+ (loader)->pp2.x = (loader)->pp1.x + (loader)->advance; \
+ (loader)->pp2.y = 0; \
+ (loader)->pp3.x = 0; \
+ (loader)->pp3.y = (loader)->top_bearing + (loader)->bbox.yMax; \
+ (loader)->pp4.x = 0; \
+ (loader)->pp4.y = (loader)->pp3.y - (loader)->vadvance; \
+ } while ( 0 )
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* load_truetype_glyph */
+ /* */
+ /* <Description> */
+ /* Loads a given truetype glyph. Handles composites and uses a */
+ /* TT_Loader object. */
+ /* */
+ static FT_Error
+ load_truetype_glyph( TT_Loader loader,
+ FT_UInt glyph_index,
+ FT_UInt recurse_count,
+ FT_Bool header_only )
+ {
+ FT_Error error = TT_Err_Ok;
+ FT_Fixed x_scale, y_scale;
+ FT_ULong offset;
+ TT_Face face = (TT_Face)loader->face;
+ FT_GlyphLoader gloader = loader->gloader;
+ FT_Bool opened_frame = 0;
+
+#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
+ FT_Vector* deltas = NULL;
+#endif
+
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+ FT_StreamRec inc_stream;
+ FT_Data glyph_data;
+ FT_Bool glyph_data_loaded = 0;
+#endif
+
+
+ /* some fonts have an incorrect value of `maxComponentDepth', */
+ /* thus we allow depth 1 to catch the majority of them */
+ if ( recurse_count > 1 &&
+ recurse_count > face->max_profile.maxComponentDepth )
+ {
+ error = TT_Err_Invalid_Composite;
+ goto Exit;
+ }
+
+ /* check glyph index */
+ if ( glyph_index >= (FT_UInt)face->root.num_glyphs )
+ {
+ error = TT_Err_Invalid_Glyph_Index;
+ goto Exit;
+ }
+
+ loader->glyph_index = glyph_index;
+
+ if ( ( loader->load_flags & FT_LOAD_NO_SCALE ) == 0 )
+ {
+ x_scale = ((TT_Size)loader->size)->metrics.x_scale;
+ y_scale = ((TT_Size)loader->size)->metrics.y_scale;
+ }
+ else
+ {
+ x_scale = 0x10000L;
+ y_scale = 0x10000L;
+ }
+
+ tt_get_metrics( loader, glyph_index );
+
+ /* Set `offset' to the start of the glyph relative to the start of */
+ /* the `glyf' table, and `byte_len' to the length of the glyph in */
+ /* bytes. */
+
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+
+ /* If we are loading glyph data via the incremental interface, set */
+ /* the loader stream to a memory stream reading the data returned */
+ /* by the interface. */
+ if ( face->root.internal->incremental_interface )
+ {
+ error = face->root.internal->incremental_interface->funcs->get_glyph_data(
+ face->root.internal->incremental_interface->object,
+ glyph_index, &glyph_data );
+ if ( error )
+ goto Exit;
+
+ glyph_data_loaded = 1;
+ offset = 0;
+ loader->byte_len = glyph_data.length;
+
+ FT_MEM_ZERO( &inc_stream, sizeof ( inc_stream ) );
+ FT_Stream_OpenMemory( &inc_stream,
+ glyph_data.pointer, glyph_data.length );
+
+ loader->stream = &inc_stream;
+ }
+ else
+
+#endif /* FT_CONFIG_OPTION_INCREMENTAL */
+
+ offset = tt_face_get_location( face, glyph_index,
+ (FT_UInt*)&loader->byte_len );
+
+ if ( loader->byte_len > 0 )
+ {
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+ /* for the incremental interface, `glyf_offset' is always zero */
+ if ( !loader->glyf_offset &&
+ !face->root.internal->incremental_interface )
+#else
+ if ( !loader->glyf_offset )
+#endif /* FT_CONFIG_OPTION_INCREMENTAL */
+ {
+ FT_TRACE2(( "no `glyf' table but non-zero `loca' entry\n" ));
+ error = TT_Err_Invalid_Table;
+ goto Exit;
+ }
+
+ error = face->access_glyph_frame( loader, glyph_index,
+ loader->glyf_offset + offset,
+ loader->byte_len );
+ if ( error )
+ goto Exit;
+
+ opened_frame = 1;
+
+ /* read glyph header first */
+ error = face->read_glyph_header( loader );
+ if ( error || header_only )
+ goto Exit;
+ }
+
+ if ( loader->byte_len == 0 || loader->n_contours == 0 )
+ {
+ loader->bbox.xMin = 0;
+ loader->bbox.xMax = 0;
+ loader->bbox.yMin = 0;
+ loader->bbox.yMax = 0;
+
+ if ( header_only )
+ goto Exit;
+
+ /* must initialize points before (possibly) overriding */
+ /* glyph metrics from the incremental interface */
+ TT_LOADER_SET_PP( loader );
+
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+ tt_get_metrics_incr_overrides( loader, glyph_index );
+#endif
+
+#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
+
+ if ( ((TT_Face)(loader->face))->doblend )
+ {
+ /* this must be done before scaling */
+ FT_Memory memory = loader->face->memory;
+
+
+ error = TT_Vary_Get_Glyph_Deltas( (TT_Face)(loader->face),
+ glyph_index, &deltas, 4 );
+ if ( error )
+ goto Exit;
+
+ loader->pp1.x += deltas[0].x; loader->pp1.y += deltas[0].y;
+ loader->pp2.x += deltas[1].x; loader->pp2.y += deltas[1].y;
+ loader->pp3.x += deltas[2].x; loader->pp3.y += deltas[2].y;
+ loader->pp4.x += deltas[3].x; loader->pp4.y += deltas[3].y;
+
+ FT_FREE( deltas );
+ }
+
+#endif
+
+ if ( ( loader->load_flags & FT_LOAD_NO_SCALE ) == 0 )
+ {
+ loader->pp1.x = FT_MulFix( loader->pp1.x, x_scale );
+ loader->pp2.x = FT_MulFix( loader->pp2.x, x_scale );
+ loader->pp3.y = FT_MulFix( loader->pp3.y, y_scale );
+ loader->pp4.y = FT_MulFix( loader->pp4.y, y_scale );
+ }
+
+ error = TT_Err_Ok;
+ goto Exit;
+ }
+
+ /* must initialize points before (possibly) overriding */
+ /* glyph metrics from the incremental interface */
+ TT_LOADER_SET_PP( loader );
+
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+ tt_get_metrics_incr_overrides( loader, glyph_index );
+#endif
+
+ /***********************************************************************/
+ /***********************************************************************/
+ /***********************************************************************/
+
+ /* if it is a simple glyph, load it */
+
+ if ( loader->n_contours > 0 )
+ {
+ error = face->read_simple_glyph( loader );
+ if ( error )
+ goto Exit;
+
+ /* all data have been read */
+ face->forget_glyph_frame( loader );
+ opened_frame = 0;
+
+ error = TT_Process_Simple_Glyph( loader );
+ if ( error )
+ goto Exit;
+
+ FT_GlyphLoader_Add( gloader );
+ }
+
+ /***********************************************************************/
+ /***********************************************************************/
+ /***********************************************************************/
+
+ /* otherwise, load a composite! */
+ else if ( loader->n_contours == -1 )
+ {
+ FT_UInt start_point;
+ FT_UInt start_contour;
+ FT_ULong ins_pos; /* position of composite instructions, if any */
+
+
+ start_point = gloader->base.outline.n_points;
+ start_contour = gloader->base.outline.n_contours;
+
+ /* for each subglyph, read composite header */
+ error = face->read_composite_glyph( loader );
+ if ( error )
+ goto Exit;
+
+ /* store the offset of instructions */
+ ins_pos = loader->ins_pos;
+
+ /* all data we need are read */
+ face->forget_glyph_frame( loader );
+ opened_frame = 0;
+
+#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
+
+ if ( face->doblend )
+ {
+ FT_Int i, limit;
+ FT_SubGlyph subglyph;
+ FT_Memory memory = face->root.memory;
+
+
+ /* this provides additional offsets */
+ /* for each component's translation */
+
+ if ( ( error = TT_Vary_Get_Glyph_Deltas(
+ face,
+ glyph_index,
+ &deltas,
+ gloader->current.num_subglyphs + 4 )) != 0 )
+ goto Exit;
+
+ subglyph = gloader->current.subglyphs + gloader->base.num_subglyphs;
+ limit = gloader->current.num_subglyphs;
+
+ for ( i = 0; i < limit; ++i, ++subglyph )
+ {
+ if ( subglyph->flags & ARGS_ARE_XY_VALUES )
+ {
+ /* XXX: overflow check for subglyph->{arg1,arg2}. */
+ /* deltas[i].{x,y} must be within signed 16-bit, */
+ /* but the restriction of summed delta is not clear */
+ subglyph->arg1 += (FT_Int16)deltas[i].x;
+ subglyph->arg2 += (FT_Int16)deltas[i].y;
+ }
+ }
+
+ loader->pp1.x += deltas[i + 0].x; loader->pp1.y += deltas[i + 0].y;
+ loader->pp2.x += deltas[i + 1].x; loader->pp2.y += deltas[i + 1].y;
+ loader->pp3.x += deltas[i + 2].x; loader->pp3.y += deltas[i + 2].y;
+ loader->pp4.x += deltas[i + 3].x; loader->pp4.y += deltas[i + 3].y;
+
+ FT_FREE( deltas );
+ }
+
+#endif /* TT_CONFIG_OPTION_GX_VAR_SUPPORT */
+
+ if ( ( loader->load_flags & FT_LOAD_NO_SCALE ) == 0 )
+ {
+ loader->pp1.x = FT_MulFix( loader->pp1.x, x_scale );
+ loader->pp2.x = FT_MulFix( loader->pp2.x, x_scale );
+ loader->pp3.y = FT_MulFix( loader->pp3.y, y_scale );
+ loader->pp4.y = FT_MulFix( loader->pp4.y, y_scale );
+ }
+
+ /* if the flag FT_LOAD_NO_RECURSE is set, we return the subglyph */
+ /* `as is' in the glyph slot (the client application will be */
+ /* responsible for interpreting these data)... */
+ if ( loader->load_flags & FT_LOAD_NO_RECURSE )
+ {
+ FT_GlyphLoader_Add( gloader );
+ loader->glyph->format = FT_GLYPH_FORMAT_COMPOSITE;
+
+ goto Exit;
+ }
+
+ /*********************************************************************/
+ /*********************************************************************/
+ /*********************************************************************/
+
+ {
+ FT_UInt n, num_base_points;
+ FT_SubGlyph subglyph = 0;
+
+ FT_UInt num_points = start_point;
+ FT_UInt num_subglyphs = gloader->current.num_subglyphs;
+ FT_UInt num_base_subgs = gloader->base.num_subglyphs;
+
+ FT_Stream old_stream = loader->stream;
+ FT_Int old_byte_len = loader->byte_len;
+
+
+ FT_GlyphLoader_Add( gloader );
+
+ /* read each subglyph independently */
+ for ( n = 0; n < num_subglyphs; n++ )
+ {
+ FT_Vector pp[4];
+
+
+ /* Each time we call load_truetype_glyph in this loop, the */
+ /* value of `gloader.base.subglyphs' can change due to table */
+ /* reallocations. We thus need to recompute the subglyph */
+ /* pointer on each iteration. */
+ subglyph = gloader->base.subglyphs + num_base_subgs + n;
+
+ pp[0] = loader->pp1;
+ pp[1] = loader->pp2;
+ pp[2] = loader->pp3;
+ pp[3] = loader->pp4;
+
+ num_base_points = gloader->base.outline.n_points;
+
+ error = load_truetype_glyph( loader, subglyph->index,
+ recurse_count + 1, FALSE );
+ if ( error )
+ goto Exit;
+
+ /* restore subglyph pointer */
+ subglyph = gloader->base.subglyphs + num_base_subgs + n;
+
+ if ( !( subglyph->flags & USE_MY_METRICS ) )
+ {
+ loader->pp1 = pp[0];
+ loader->pp2 = pp[1];
+ loader->pp3 = pp[2];
+ loader->pp4 = pp[3];
+ }
+
+ num_points = gloader->base.outline.n_points;
+
+ if ( num_points == num_base_points )
+ continue;
+
+ /* gloader->base.outline consists of three parts: */
+ /* 0 -(1)-> start_point -(2)-> num_base_points -(3)-> n_points. */
+ /* */
+ /* (1): exists from the beginning */
+ /* (2): components that have been loaded so far */
+ /* (3): the newly loaded component */
+ TT_Process_Composite_Component( loader, subglyph, start_point,
+ num_base_points );
+ }
+
+ loader->stream = old_stream;
+ loader->byte_len = old_byte_len;
+
+ /* process the glyph */
+ loader->ins_pos = ins_pos;
+ if ( IS_HINTED( loader->load_flags ) &&
+
+#ifdef TT_USE_BYTECODE_INTERPRETER
+
+ subglyph->flags & WE_HAVE_INSTR &&
+
+#endif
+
+ num_points > start_point )
+ TT_Process_Composite_Glyph( loader, start_point, start_contour );
+
+ }
+ }
+ else
+ {
+ /* invalid composite count (negative but not -1) */
+ error = TT_Err_Invalid_Outline;
+ goto Exit;
+ }
+
+ /***********************************************************************/
+ /***********************************************************************/
+ /***********************************************************************/
+
+ Exit:
+
+ if ( opened_frame )
+ face->forget_glyph_frame( loader );
+
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+
+ if ( glyph_data_loaded )
+ face->root.internal->incremental_interface->funcs->free_glyph_data(
+ face->root.internal->incremental_interface->object,
+ &glyph_data );
+
+#endif
+
+ return error;
+ }
+
+
+ static FT_Error
+ compute_glyph_metrics( TT_Loader loader,
+ FT_UInt glyph_index )
+ {
+ FT_BBox bbox;
+ TT_Face face = (TT_Face)loader->face;
+ FT_Fixed y_scale;
+ TT_GlyphSlot glyph = loader->glyph;
+ TT_Size size = (TT_Size)loader->size;
+
+
+ y_scale = 0x10000L;
+ if ( ( loader->load_flags & FT_LOAD_NO_SCALE ) == 0 )
+ y_scale = size->root.metrics.y_scale;
+
+ if ( glyph->format != FT_GLYPH_FORMAT_COMPOSITE )
+ FT_Outline_Get_CBox( &glyph->outline, &bbox );
+ else
+ bbox = loader->bbox;
+
+ /* get the device-independent horizontal advance; it is scaled later */
+ /* by the base layer. */
+ glyph->linearHoriAdvance = loader->linear;
+
+ glyph->metrics.horiBearingX = bbox.xMin;
+ glyph->metrics.horiBearingY = bbox.yMax;
+ glyph->metrics.horiAdvance = loader->pp2.x - loader->pp1.x;
+
+ /* adjust advance width to the value contained in the hdmx table */
+ if ( !face->postscript.isFixedPitch &&
+ IS_HINTED( loader->load_flags ) )
+ {
+ FT_Byte* widthp;
+
+
+ widthp = tt_face_get_device_metrics( face,
+ size->root.metrics.x_ppem,
+ glyph_index );
+
+ if ( widthp )
+ glyph->metrics.horiAdvance = *widthp << 6;
+ }
+
+ /* set glyph dimensions */
+ glyph->metrics.width = bbox.xMax - bbox.xMin;
+ glyph->metrics.height = bbox.yMax - bbox.yMin;
+
+ /* Now take care of vertical metrics. In the case where there is */
+ /* no vertical information within the font (relatively common), */
+ /* create some metrics manually */
+ {
+ FT_Pos top; /* scaled vertical top side bearing */
+ FT_Pos advance; /* scaled vertical advance height */
+
+
+ /* Get the unscaled top bearing and advance height. */
+ if ( face->vertical_info &&
+ face->vertical.number_Of_VMetrics > 0 )
+ {
+ top = (FT_Short)FT_DivFix( loader->pp3.y - bbox.yMax,
+ y_scale );
+
+ if ( loader->pp3.y <= loader->pp4.y )
+ advance = 0;
+ else
+ advance = (FT_UShort)FT_DivFix( loader->pp3.y - loader->pp4.y,
+ y_scale );
+ }
+ else
+ {
+ FT_Pos height;
+
+
+ /* XXX Compute top side bearing and advance height in */
+ /* Get_VMetrics instead of here. */
+
+ /* NOTE: The OS/2 values are the only `portable' ones, */
+ /* which is why we use them, if there is an OS/2 */
+ /* table in the font. Otherwise, we use the */
+ /* values defined in the horizontal header. */
+
+ height = (FT_Short)FT_DivFix( bbox.yMax - bbox.yMin,
+ y_scale );
+ if ( face->os2.version != 0xFFFFU )
+ advance = (FT_Pos)( face->os2.sTypoAscender -
+ face->os2.sTypoDescender );
+ else
+ advance = (FT_Pos)( face->horizontal.Ascender -
+ face->horizontal.Descender );
+
+ top = ( advance - height ) / 2;
+ }
+
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+ {
+ FT_Incremental_InterfaceRec* incr;
+ FT_Incremental_MetricsRec metrics;
+ FT_Error error;
+
+
+ incr = face->root.internal->incremental_interface;
+
+ /* If this is an incrementally loaded font see if there are */
+ /* overriding metrics for this glyph. */
+ if ( incr && incr->funcs->get_glyph_metrics )
+ {
+ metrics.bearing_x = 0;
+ metrics.bearing_y = top;
+ metrics.advance = advance;
+
+ error = incr->funcs->get_glyph_metrics( incr->object,
+ glyph_index,
+ TRUE,
+ &metrics );
+ if ( error )
+ return error;
+
+ top = metrics.bearing_y;
+ advance = metrics.advance;
+ }
+ }
+
+ /* GWW: Do vertical metrics get loaded incrementally too? */
+
+#endif /* FT_CONFIG_OPTION_INCREMENTAL */
+
+ glyph->linearVertAdvance = advance;
+
+ /* scale the metrics */
+ if ( !( loader->load_flags & FT_LOAD_NO_SCALE ) )
+ {
+ top = FT_MulFix( top, y_scale );
+ advance = FT_MulFix( advance, y_scale );
+ }
+
+ /* XXX: for now, we have no better algorithm for the lsb, but it */
+ /* should work fine. */
+ /* */
+ glyph->metrics.vertBearingX = glyph->metrics.horiBearingX -
+ glyph->metrics.horiAdvance / 2;
+ glyph->metrics.vertBearingY = top;
+ glyph->metrics.vertAdvance = advance;
+ }
+
+ return 0;
+ }
+
+
+#ifdef TT_CONFIG_OPTION_EMBEDDED_BITMAPS
+
+ static FT_Error
+ load_sbit_image( TT_Size size,
+ TT_GlyphSlot glyph,
+ FT_UInt glyph_index,
+ FT_Int32 load_flags )
+ {
+ TT_Face face;
+ SFNT_Service sfnt;
+ FT_Stream stream;
+ FT_Error error;
+ TT_SBit_MetricsRec metrics;
+
+
+ face = (TT_Face)glyph->face;
+ sfnt = (SFNT_Service)face->sfnt;
+ stream = face->root.stream;
+
+ error = sfnt->load_sbit_image( face,
+ size->strike_index,
+ glyph_index,
+ (FT_Int)load_flags,
+ stream,
+ &glyph->bitmap,
+ &metrics );
+ if ( !error )
+ {
+ glyph->outline.n_points = 0;
+ glyph->outline.n_contours = 0;
+
+ glyph->metrics.width = (FT_Pos)metrics.width << 6;
+ glyph->metrics.height = (FT_Pos)metrics.height << 6;
+
+ glyph->metrics.horiBearingX = (FT_Pos)metrics.horiBearingX << 6;
+ glyph->metrics.horiBearingY = (FT_Pos)metrics.horiBearingY << 6;
+ glyph->metrics.horiAdvance = (FT_Pos)metrics.horiAdvance << 6;
+
+ glyph->metrics.vertBearingX = (FT_Pos)metrics.vertBearingX << 6;
+ glyph->metrics.vertBearingY = (FT_Pos)metrics.vertBearingY << 6;
+ glyph->metrics.vertAdvance = (FT_Pos)metrics.vertAdvance << 6;
+
+ glyph->format = FT_GLYPH_FORMAT_BITMAP;
+
+ if ( load_flags & FT_LOAD_VERTICAL_LAYOUT )
+ {
+ glyph->bitmap_left = metrics.vertBearingX;
+ glyph->bitmap_top = metrics.vertBearingY;
+ }
+ else
+ {
+ glyph->bitmap_left = metrics.horiBearingX;
+ glyph->bitmap_top = metrics.horiBearingY;
+ }
+ }
+
+ return error;
+ }
+
+#endif /* TT_CONFIG_OPTION_EMBEDDED_BITMAPS */
+
+
+ static FT_Error
+ tt_loader_init( TT_Loader loader,
+ TT_Size size,
+ TT_GlyphSlot glyph,
+ FT_Int32 load_flags,
+ FT_Bool glyf_table_only )
+ {
+ TT_Face face;
+ FT_Stream stream;
+ FT_Bool pedantic = FT_BOOL( load_flags & FT_LOAD_PEDANTIC );
+
+
+ face = (TT_Face)glyph->face;
+ stream = face->root.stream;
+
+ FT_MEM_ZERO( loader, sizeof ( TT_LoaderRec ) );
+
+#ifdef TT_USE_BYTECODE_INTERPRETER
+
+ /* load execution context */
+ if ( IS_HINTED( load_flags ) && !glyf_table_only )
+ {
+ TT_ExecContext exec;
+ FT_Bool grayscale;
+
+
+ if ( !size->cvt_ready )
+ {
+ FT_Error error = tt_size_ready_bytecode( size, pedantic );
+
+
+ if ( error )
+ return error;
+ }
+
+ /* query new execution context */
+ exec = size->debug ? size->context
+ : ( (TT_Driver)FT_FACE_DRIVER( face ) )->context;
+ if ( !exec )
+ return TT_Err_Could_Not_Find_Context;
+
+ grayscale =
+ FT_BOOL( FT_LOAD_TARGET_MODE( load_flags ) != FT_RENDER_MODE_MONO );
+
+ TT_Load_Context( exec, face, size );
+
+ /* a change from mono to grayscale rendering (and vice versa) */
+ /* requires a re-execution of the CVT program */
+ if ( grayscale != exec->grayscale )
+ {
+ FT_UInt i;
+
+
+ FT_TRACE4(( "tt_loader_init: grayscale change,"
+ " re-executing `prep' table\n" ));
+
+ exec->grayscale = grayscale;
+
+ for ( i = 0; i < size->cvt_size; i++ )
+ size->cvt[i] = FT_MulFix( face->cvt[i], size->ttmetrics.scale );
+ tt_size_run_prep( size, pedantic );
+ }
+
+ /* see whether the cvt program has disabled hinting */
+ if ( exec->GS.instruct_control & 1 )
+ load_flags |= FT_LOAD_NO_HINTING;
+
+ /* load default graphics state -- if needed */
+ if ( exec->GS.instruct_control & 2 )
+ exec->GS = tt_default_graphics_state;
+
+ exec->pedantic_hinting = FT_BOOL( load_flags & FT_LOAD_PEDANTIC );
+ loader->exec = exec;
+ loader->instructions = exec->glyphIns;
+ }
+
+#endif /* TT_USE_BYTECODE_INTERPRETER */
+
+ /* seek to the beginning of the glyph table -- for Type 42 fonts */
+ /* the table might be accessed from a Postscript stream or something */
+ /* else... */
+
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+
+ if ( face->root.internal->incremental_interface )
+ loader->glyf_offset = 0;
+ else
+
+#endif
+
+ {
+ FT_Error error = face->goto_table( face, TTAG_glyf, stream, 0 );
+
+
+ if ( error == TT_Err_Table_Missing )
+ loader->glyf_offset = 0;
+ else if ( error )
+ {
+ FT_ERROR(( "tt_loader_init: could not access glyph table\n" ));
+ return error;
+ }
+ else
+ loader->glyf_offset = FT_STREAM_POS();
+ }
+
+ /* get face's glyph loader */
+ if ( !glyf_table_only )
+ {
+ FT_GlyphLoader gloader = glyph->internal->loader;
+
+
+ FT_GlyphLoader_Rewind( gloader );
+ loader->gloader = gloader;
+ }
+
+ loader->load_flags = load_flags;
+
+ loader->face = (FT_Face)face;
+ loader->size = (FT_Size)size;
+ loader->glyph = (FT_GlyphSlot)glyph;
+ loader->stream = stream;
+
+ return TT_Err_Ok;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* TT_Load_Glyph */
+ /* */
+ /* <Description> */
+ /* A function used to load a single glyph within a given glyph slot, */
+ /* for a given size. */
+ /* */
+ /* <Input> */
+ /* glyph :: A handle to a target slot object where the glyph */
+ /* will be loaded. */
+ /* */
+ /* size :: A handle to the source face size at which the glyph */
+ /* must be scaled/loaded. */
+ /* */
+ /* glyph_index :: The index of the glyph in the font file. */
+ /* */
+ /* load_flags :: A flag indicating what to load for this glyph. The */
+ /* FT_LOAD_XXX constants can be used to control the */
+ /* glyph loading process (e.g., whether the outline */
+ /* should be scaled, whether to load bitmaps or not, */
+ /* whether to hint the outline, etc). */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ TT_Load_Glyph( TT_Size size,
+ TT_GlyphSlot glyph,
+ FT_UInt glyph_index,
+ FT_Int32 load_flags )
+ {
+ TT_Face face;
+ FT_Error error;
+ TT_LoaderRec loader;
+
+
+ face = (TT_Face)glyph->face;
+ error = TT_Err_Ok;
+
+#ifdef TT_CONFIG_OPTION_EMBEDDED_BITMAPS
+
+ /* try to load embedded bitmap if any */
+ /* */
+ /* XXX: The convention should be emphasized in */
+ /* the documents because it can be confusing. */
+ if ( size->strike_index != 0xFFFFFFFFUL &&
+ ( load_flags & FT_LOAD_NO_BITMAP ) == 0 )
+ {
+ error = load_sbit_image( size, glyph, glyph_index, load_flags );
+ if ( !error )
+ {
+ FT_Face root = &face->root;
+
+
+ if ( FT_IS_SCALABLE( root ) )
+ {
+ /* for the bbox we need the header only */
+ (void)tt_loader_init( &loader, size, glyph, load_flags, TRUE );
+ (void)load_truetype_glyph( &loader, glyph_index, 0, TRUE );
+ glyph->linearHoriAdvance = loader.linear;
+ glyph->linearVertAdvance = loader.top_bearing + loader.bbox.yMax -
+ loader.vadvance;
+ }
+
+ return TT_Err_Ok;
+ }
+ }
+
+#endif /* TT_CONFIG_OPTION_EMBEDDED_BITMAPS */
+
+ /* if FT_LOAD_NO_SCALE is not set, `ttmetrics' must be valid */
+ if ( !( load_flags & FT_LOAD_NO_SCALE ) && !size->ttmetrics.valid )
+ return TT_Err_Invalid_Size_Handle;
+
+ if ( load_flags & FT_LOAD_SBITS_ONLY )
+ return TT_Err_Invalid_Argument;
+
+ error = tt_loader_init( &loader, size, glyph, load_flags, FALSE );
+ if ( error )
+ return error;
+
+ glyph->format = FT_GLYPH_FORMAT_OUTLINE;
+ glyph->num_subglyphs = 0;
+ glyph->outline.flags = 0;
+
+ /* main loading loop */
+ error = load_truetype_glyph( &loader, glyph_index, 0, FALSE );
+ if ( !error )
+ {
+ if ( glyph->format == FT_GLYPH_FORMAT_COMPOSITE )
+ {
+ glyph->num_subglyphs = loader.gloader->base.num_subglyphs;
+ glyph->subglyphs = loader.gloader->base.subglyphs;
+ }
+ else
+ {
+ glyph->outline = loader.gloader->base.outline;
+ glyph->outline.flags &= ~FT_OUTLINE_SINGLE_PASS;
+
+ /* Translate array so that (0,0) is the glyph's origin. Note */
+ /* that this behaviour is independent on the value of bit 1 of */
+ /* the `flags' field in the `head' table -- at least major */
+ /* applications like Acroread indicate that. */
+ if ( loader.pp1.x )
+ FT_Outline_Translate( &glyph->outline, -loader.pp1.x, 0 );
+ }
+
+#ifdef TT_USE_BYTECODE_INTERPRETER
+
+ if ( IS_HINTED( load_flags ) )
+ {
+ if ( loader.exec->GS.scan_control )
+ {
+ /* convert scan conversion mode to FT_OUTLINE_XXX flags */
+ switch ( loader.exec->GS.scan_type )
+ {
+ case 0: /* simple drop-outs including stubs */
+ glyph->outline.flags |= FT_OUTLINE_INCLUDE_STUBS;
+ break;
+ case 1: /* simple drop-outs excluding stubs */
+ /* nothing; it's the default rendering mode */
+ break;
+ case 4: /* smart drop-outs including stubs */
+ glyph->outline.flags |= FT_OUTLINE_SMART_DROPOUTS |
+ FT_OUTLINE_INCLUDE_STUBS;
+ break;
+ case 5: /* smart drop-outs excluding stubs */
+ glyph->outline.flags |= FT_OUTLINE_SMART_DROPOUTS;
+ break;
+
+ default: /* no drop-out control */
+ glyph->outline.flags |= FT_OUTLINE_IGNORE_DROPOUTS;
+ break;
+ }
+ }
+ else
+ glyph->outline.flags |= FT_OUTLINE_IGNORE_DROPOUTS;
+ }
+
+#endif /* TT_USE_BYTECODE_INTERPRETER */
+
+ compute_glyph_metrics( &loader, glyph_index );
+ }
+
+ /* Set the `high precision' bit flag. */
+ /* This is _critical_ to get correct output for monochrome */
+ /* TrueType glyphs at all sizes using the bytecode interpreter. */
+ /* */
+ if ( !( load_flags & FT_LOAD_NO_SCALE ) &&
+ size->root.metrics.y_ppem < 24 )
+ glyph->outline.flags |= FT_OUTLINE_HIGH_PRECISION;
+
+ return error;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ttgload.h */
+/* */
+/* TrueType Glyph Loader (specification). */
+/* */
+/* Copyright 1996-2006, 2008, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __TTGLOAD_H__
+#define __TTGLOAD_H__
+
+
+#include <ft2build.h>
+#include "ttobjs.h"
+
+#ifdef TT_USE_BYTECODE_INTERPRETER
+#include "ttinterp.h"
+#endif
+
+
+FT_BEGIN_HEADER
+
+
+ FT_LOCAL( void )
+ TT_Init_Glyph_Loading( TT_Face face );
+
+ FT_LOCAL( void )
+ TT_Get_HMetrics( TT_Face face,
+ FT_UInt idx,
+ FT_Short* lsb,
+ FT_UShort* aw );
+
+ FT_LOCAL( void )
+ TT_Get_VMetrics( TT_Face face,
+ FT_UInt idx,
+ FT_Short* tsb,
+ FT_UShort* ah );
+
+ FT_LOCAL( FT_Error )
+ TT_Load_Glyph( TT_Size size,
+ TT_GlyphSlot glyph,
+ FT_UInt glyph_index,
+ FT_Int32 load_flags );
+
+
+FT_END_HEADER
+
+#endif /* __TTGLOAD_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ttgxvar.c */
+/* */
+/* TrueType GX Font Variation loader */
+/* */
+/* Copyright 2004-2011 by */
+/* David Turner, Robert Wilhelm, Werner Lemberg, and George Williams. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* Apple documents the `fvar', `gvar', `cvar', and `avar' tables at */
+ /* */
+ /* http://developer.apple.com/fonts/TTRefMan/RM06/Chap6[fgca]var.html */
+ /* */
+ /* The documentation for `fvar' is inconsistent. At one point it says */
+ /* that `countSizePairs' should be 3, at another point 2. It should */
+ /* be 2. */
+ /* */
+ /* The documentation for `gvar' is not intelligible; `cvar' refers you */
+ /* to `gvar' and is thus also incomprehensible. */
+ /* */
+ /* The documentation for `avar' appears correct, but Apple has no fonts */
+ /* with an `avar' table, so it is hard to test. */
+ /* */
+ /* Many thanks to John Jenkins (at Apple) in figuring this out. */
+ /* */
+ /* */
+ /* Apple's `kern' table has some references to tuple indices, but as */
+ /* there is no indication where these indices are defined, nor how to */
+ /* interpolate the kerning values (different tuples have different */
+ /* classes) this issue is ignored. */
+ /* */
+ /*************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_DEBUG_H
+#include FT_CONFIG_CONFIG_H
+#include FT_INTERNAL_STREAM_H
+#include FT_INTERNAL_SFNT_H
+#include FT_TRUETYPE_TAGS_H
+#include FT_MULTIPLE_MASTERS_H
+
+#include "ttpload.h"
+#include "ttgxvar.h"
+
+#include "tterrors.h"
+
+
+#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
+
+
+#define FT_Stream_FTell( stream ) \
+ ( (stream)->cursor - (stream)->base )
+#define FT_Stream_SeekSet( stream, off ) \
+ ( (stream)->cursor = (stream)->base+(off) )
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_ttgxvar
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** Internal Routines *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro ALL_POINTS is used in `ft_var_readpackedpoints'. It */
+ /* indicates that there is a delta for every point without needing to */
+ /* enumerate all of them. */
+ /* */
+#define ALL_POINTS (FT_UShort*)( -1 )
+
+
+#define GX_PT_POINTS_ARE_WORDS 0x80
+#define GX_PT_POINT_RUN_COUNT_MASK 0x7F
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* ft_var_readpackedpoints */
+ /* */
+ /* <Description> */
+ /* Read a set of points to which the following deltas will apply. */
+ /* Points are packed with a run length encoding. */
+ /* */
+ /* <Input> */
+ /* stream :: The data stream. */
+ /* */
+ /* <Output> */
+ /* point_cnt :: The number of points read. A zero value means that */
+ /* all points in the glyph will be affected, without */
+ /* enumerating them individually. */
+ /* */
+ /* <Return> */
+ /* An array of FT_UShort containing the affected points or the */
+ /* special value ALL_POINTS. */
+ /* */
+ static FT_UShort*
+ ft_var_readpackedpoints( FT_Stream stream,
+ FT_UInt *point_cnt )
+ {
+ FT_UShort *points = NULL;
+ FT_Int n;
+ FT_Int runcnt;
+ FT_Int i;
+ FT_Int j;
+ FT_Int first;
+ FT_Memory memory = stream->memory;
+ FT_Error error = TT_Err_Ok;
+
+ FT_UNUSED( error );
+
+
+ *point_cnt = n = FT_GET_BYTE();
+ if ( n == 0 )
+ return ALL_POINTS;
+
+ if ( n & GX_PT_POINTS_ARE_WORDS )
+ n = FT_GET_BYTE() | ( ( n & GX_PT_POINT_RUN_COUNT_MASK ) << 8 );
+
+ if ( FT_NEW_ARRAY( points, n ) )
+ return NULL;
+
+ i = 0;
+ while ( i < n )
+ {
+ runcnt = FT_GET_BYTE();
+ if ( runcnt & GX_PT_POINTS_ARE_WORDS )
+ {
+ runcnt = runcnt & GX_PT_POINT_RUN_COUNT_MASK;
+ first = points[i++] = FT_GET_USHORT();
+
+ if ( runcnt < 1 || i + runcnt >= n )
+ goto Exit;
+
+ /* first point not included in runcount */
+ for ( j = 0; j < runcnt; ++j )
+ points[i++] = (FT_UShort)( first += FT_GET_USHORT() );
+ }
+ else
+ {
+ first = points[i++] = FT_GET_BYTE();
+
+ if ( runcnt < 1 || i + runcnt >= n )
+ goto Exit;
+
+ for ( j = 0; j < runcnt; ++j )
+ points[i++] = (FT_UShort)( first += FT_GET_BYTE() );
+ }
+ }
+
+ Exit:
+ return points;
+ }
+
+
+ enum
+ {
+ GX_DT_DELTAS_ARE_ZERO = 0x80,
+ GX_DT_DELTAS_ARE_WORDS = 0x40,
+ GX_DT_DELTA_RUN_COUNT_MASK = 0x3F
+ };
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* ft_var_readpackeddeltas */
+ /* */
+ /* <Description> */
+ /* Read a set of deltas. These are packed slightly differently than */
+ /* points. In particular there is no overall count. */
+ /* */
+ /* <Input> */
+ /* stream :: The data stream. */
+ /* */
+ /* delta_cnt :: The number of to be read. */
+ /* */
+ /* <Return> */
+ /* An array of FT_Short containing the deltas for the affected */
+ /* points. (This only gets the deltas for one dimension. It will */
+ /* generally be called twice, once for x, once for y. When used in */
+ /* cvt table, it will only be called once.) */
+ /* */
+ static FT_Short*
+ ft_var_readpackeddeltas( FT_Stream stream,
+ FT_Offset delta_cnt )
+ {
+ FT_Short *deltas = NULL;
+ FT_UInt runcnt;
+ FT_Offset i;
+ FT_UInt j;
+ FT_Memory memory = stream->memory;
+ FT_Error error = TT_Err_Ok;
+
+ FT_UNUSED( error );
+
+
+ if ( FT_NEW_ARRAY( deltas, delta_cnt ) )
+ return NULL;
+
+ i = 0;
+ while ( i < delta_cnt )
+ {
+ runcnt = FT_GET_BYTE();
+ if ( runcnt & GX_DT_DELTAS_ARE_ZERO )
+ {
+ /* runcnt zeroes get added */
+ for ( j = 0;
+ j <= ( runcnt & GX_DT_DELTA_RUN_COUNT_MASK ) && i < delta_cnt;
+ ++j )
+ deltas[i++] = 0;
+ }
+ else if ( runcnt & GX_DT_DELTAS_ARE_WORDS )
+ {
+ /* runcnt shorts from the stack */
+ for ( j = 0;
+ j <= ( runcnt & GX_DT_DELTA_RUN_COUNT_MASK ) && i < delta_cnt;
+ ++j )
+ deltas[i++] = FT_GET_SHORT();
+ }
+ else
+ {
+ /* runcnt signed bytes from the stack */
+ for ( j = 0;
+ j <= ( runcnt & GX_DT_DELTA_RUN_COUNT_MASK ) && i < delta_cnt;
+ ++j )
+ deltas[i++] = FT_GET_CHAR();
+ }
+
+ if ( j <= ( runcnt & GX_DT_DELTA_RUN_COUNT_MASK ) )
+ {
+ /* Bad format */
+ FT_FREE( deltas );
+ return NULL;
+ }
+ }
+
+ return deltas;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* ft_var_load_avar */
+ /* */
+ /* <Description> */
+ /* Parse the `avar' table if present. It need not be, so we return */
+ /* nothing. */
+ /* */
+ /* <InOut> */
+ /* face :: The font face. */
+ /* */
+ static void
+ ft_var_load_avar( TT_Face face )
+ {
+ FT_Stream stream = FT_FACE_STREAM(face);
+ FT_Memory memory = stream->memory;
+ GX_Blend blend = face->blend;
+ GX_AVarSegment segment;
+ FT_Error error = TT_Err_Ok;
+ FT_ULong version;
+ FT_Long axisCount;
+ FT_Int i, j;
+ FT_ULong table_len;
+
+ FT_UNUSED( error );
+
+
+ blend->avar_checked = TRUE;
+ if ( (error = face->goto_table( face, TTAG_avar, stream, &table_len )) != 0 )
+ return;
+
+ if ( FT_FRAME_ENTER( table_len ) )
+ return;
+
+ version = FT_GET_LONG();
+ axisCount = FT_GET_LONG();
+
+ if ( version != 0x00010000L ||
+ axisCount != (FT_Long)blend->mmvar->num_axis )
+ goto Exit;
+
+ if ( FT_NEW_ARRAY( blend->avar_segment, axisCount ) )
+ goto Exit;
+
+ segment = &blend->avar_segment[0];
+ for ( i = 0; i < axisCount; ++i, ++segment )
+ {
+ segment->pairCount = FT_GET_USHORT();
+ if ( FT_NEW_ARRAY( segment->correspondence, segment->pairCount ) )
+ {
+ /* Failure. Free everything we have done so far. We must do */
+ /* it right now since loading the `avar' table is optional. */
+
+ for ( j = i - 1; j >= 0; --j )
+ FT_FREE( blend->avar_segment[j].correspondence );
+
+ FT_FREE( blend->avar_segment );
+ blend->avar_segment = NULL;
+ goto Exit;
+ }
+
+ for ( j = 0; j < segment->pairCount; ++j )
+ {
+ segment->correspondence[j].fromCoord =
+ FT_GET_SHORT() << 2; /* convert to Fixed */
+ segment->correspondence[j].toCoord =
+ FT_GET_SHORT()<<2; /* convert to Fixed */
+ }
+ }
+
+ Exit:
+ FT_FRAME_EXIT();
+ }
+
+
+ typedef struct GX_GVar_Head_
+ {
+ FT_Long version;
+ FT_UShort axisCount;
+ FT_UShort globalCoordCount;
+ FT_ULong offsetToCoord;
+ FT_UShort glyphCount;
+ FT_UShort flags;
+ FT_ULong offsetToData;
+
+ } GX_GVar_Head;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* ft_var_load_gvar */
+ /* */
+ /* <Description> */
+ /* Parses the `gvar' table if present. If `fvar' is there, `gvar' */
+ /* had better be there too. */
+ /* */
+ /* <InOut> */
+ /* face :: The font face. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ static FT_Error
+ ft_var_load_gvar( TT_Face face )
+ {
+ FT_Stream stream = FT_FACE_STREAM(face);
+ FT_Memory memory = stream->memory;
+ GX_Blend blend = face->blend;
+ FT_Error error;
+ FT_UInt i, j;
+ FT_ULong table_len;
+ FT_ULong gvar_start;
+ FT_ULong offsetToData;
+ GX_GVar_Head gvar_head;
+
+ static const FT_Frame_Field gvar_fields[] =
+ {
+
+#undef FT_STRUCTURE
+#define FT_STRUCTURE GX_GVar_Head
+
+ FT_FRAME_START( 20 ),
+ FT_FRAME_LONG ( version ),
+ FT_FRAME_USHORT( axisCount ),
+ FT_FRAME_USHORT( globalCoordCount ),
+ FT_FRAME_ULONG ( offsetToCoord ),
+ FT_FRAME_USHORT( glyphCount ),
+ FT_FRAME_USHORT( flags ),
+ FT_FRAME_ULONG ( offsetToData ),
+ FT_FRAME_END
+ };
+
+ if ( (error = face->goto_table( face, TTAG_gvar, stream, &table_len )) != 0 )
+ goto Exit;
+
+ gvar_start = FT_STREAM_POS( );
+ if ( FT_STREAM_READ_FIELDS( gvar_fields, &gvar_head ) )
+ goto Exit;
+
+ blend->tuplecount = gvar_head.globalCoordCount;
+ blend->gv_glyphcnt = gvar_head.glyphCount;
+ offsetToData = gvar_start + gvar_head.offsetToData;
+
+ if ( gvar_head.version != (FT_Long)0x00010000L ||
+ gvar_head.axisCount != (FT_UShort)blend->mmvar->num_axis )
+ {
+ error = TT_Err_Invalid_Table;
+ goto Exit;
+ }
+
+ if ( FT_NEW_ARRAY( blend->glyphoffsets, blend->gv_glyphcnt + 1 ) )
+ goto Exit;
+
+ if ( gvar_head.flags & 1 )
+ {
+ /* long offsets (one more offset than glyphs, to mark size of last) */
+ if ( FT_FRAME_ENTER( ( blend->gv_glyphcnt + 1 ) * 4L ) )
+ goto Exit;
+
+ for ( i = 0; i <= blend->gv_glyphcnt; ++i )
+ blend->glyphoffsets[i] = offsetToData + FT_GET_LONG();
+
+ FT_FRAME_EXIT();
+ }
+ else
+ {
+ /* short offsets (one more offset than glyphs, to mark size of last) */
+ if ( FT_FRAME_ENTER( ( blend->gv_glyphcnt + 1 ) * 2L ) )
+ goto Exit;
+
+ for ( i = 0; i <= blend->gv_glyphcnt; ++i )
+ blend->glyphoffsets[i] = offsetToData + FT_GET_USHORT() * 2;
+ /* XXX: Undocumented: `*2'! */
+
+ FT_FRAME_EXIT();
+ }
+
+ if ( blend->tuplecount != 0 )
+ {
+ if ( FT_NEW_ARRAY( blend->tuplecoords,
+ gvar_head.axisCount * blend->tuplecount ) )
+ goto Exit;
+
+ if ( FT_STREAM_SEEK( gvar_start + gvar_head.offsetToCoord ) ||
+ FT_FRAME_ENTER( blend->tuplecount * gvar_head.axisCount * 2L ) )
+ goto Exit;
+
+ for ( i = 0; i < blend->tuplecount; ++i )
+ for ( j = 0 ; j < (FT_UInt)gvar_head.axisCount; ++j )
+ blend->tuplecoords[i * gvar_head.axisCount + j] =
+ FT_GET_SHORT() << 2; /* convert to FT_Fixed */
+
+ FT_FRAME_EXIT();
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* ft_var_apply_tuple */
+ /* */
+ /* <Description> */
+ /* Figure out whether a given tuple (design) applies to the current */
+ /* blend, and if so, what is the scaling factor. */
+ /* */
+ /* <Input> */
+ /* blend :: The current blend of the font. */
+ /* */
+ /* tupleIndex :: A flag saying whether this is an intermediate */
+ /* tuple or not. */
+ /* */
+ /* tuple_coords :: The coordinates of the tuple in normalized axis */
+ /* units. */
+ /* */
+ /* im_start_coords :: The initial coordinates where this tuple starts */
+ /* to apply (for intermediate coordinates). */
+ /* */
+ /* im_end_coords :: The final coordinates after which this tuple no */
+ /* longer applies (for intermediate coordinates). */
+ /* */
+ /* <Return> */
+ /* An FT_Fixed value containing the scaling factor. */
+ /* */
+ static FT_Fixed
+ ft_var_apply_tuple( GX_Blend blend,
+ FT_UShort tupleIndex,
+ FT_Fixed* tuple_coords,
+ FT_Fixed* im_start_coords,
+ FT_Fixed* im_end_coords )
+ {
+ FT_UInt i;
+ FT_Fixed apply;
+ FT_Fixed temp;
+
+
+ apply = 0x10000L;
+ for ( i = 0; i < blend->num_axis; ++i )
+ {
+ if ( tuple_coords[i] == 0 )
+ /* It's not clear why (for intermediate tuples) we don't need */
+ /* to check against start/end -- the documentation says we don't. */
+ /* Similarly, it's unclear why we don't need to scale along the */
+ /* axis. */
+ continue;
+
+ else if ( blend->normalizedcoords[i] == 0 ||
+ ( blend->normalizedcoords[i] < 0 && tuple_coords[i] > 0 ) ||
+ ( blend->normalizedcoords[i] > 0 && tuple_coords[i] < 0 ) )
+ {
+ apply = 0;
+ break;
+ }
+
+ else if ( !( tupleIndex & GX_TI_INTERMEDIATE_TUPLE ) )
+ /* not an intermediate tuple */
+ apply = FT_MulDiv( apply,
+ blend->normalizedcoords[i] > 0
+ ? blend->normalizedcoords[i]
+ : -blend->normalizedcoords[i],
+ 0x10000L );
+
+ else if ( blend->normalizedcoords[i] <= im_start_coords[i] ||
+ blend->normalizedcoords[i] >= im_end_coords[i] )
+ {
+ apply = 0;
+ break;
+ }
+
+ else if ( blend->normalizedcoords[i] < tuple_coords[i] )
+ {
+ temp = FT_MulDiv( blend->normalizedcoords[i] - im_start_coords[i],
+ 0x10000L,
+ tuple_coords[i] - im_start_coords[i]);
+ apply = FT_MulDiv( apply, temp, 0x10000L );
+ }
+
+ else
+ {
+ temp = FT_MulDiv( im_end_coords[i] - blend->normalizedcoords[i],
+ 0x10000L,
+ im_end_coords[i] - tuple_coords[i] );
+ apply = FT_MulDiv( apply, temp, 0x10000L );
+ }
+ }
+
+ return apply;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** MULTIPLE MASTERS SERVICE FUNCTIONS *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ typedef struct GX_FVar_Head_
+ {
+ FT_Long version;
+ FT_UShort offsetToData;
+ FT_UShort countSizePairs;
+ FT_UShort axisCount;
+ FT_UShort axisSize;
+ FT_UShort instanceCount;
+ FT_UShort instanceSize;
+
+ } GX_FVar_Head;
+
+
+ typedef struct fvar_axis_
+ {
+ FT_ULong axisTag;
+ FT_ULong minValue;
+ FT_ULong defaultValue;
+ FT_ULong maxValue;
+ FT_UShort flags;
+ FT_UShort nameID;
+
+ } GX_FVar_Axis;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* TT_Get_MM_Var */
+ /* */
+ /* <Description> */
+ /* Check that the font's `fvar' table is valid, parse it, and return */
+ /* those data. */
+ /* */
+ /* <InOut> */
+ /* face :: The font face. */
+ /* TT_Get_MM_Var initializes the blend structure. */
+ /* */
+ /* <Output> */
+ /* master :: The `fvar' data (must be freed by caller). */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ TT_Get_MM_Var( TT_Face face,
+ FT_MM_Var* *master )
+ {
+ FT_Stream stream = face->root.stream;
+ FT_Memory memory = face->root.memory;
+ FT_ULong table_len;
+ FT_Error error = TT_Err_Ok;
+ FT_ULong fvar_start;
+ FT_Int i, j;
+ FT_MM_Var* mmvar = NULL;
+ FT_Fixed* next_coords;
+ FT_String* next_name;
+ FT_Var_Axis* a;
+ FT_Var_Named_Style* ns;
+ GX_FVar_Head fvar_head;
+
+ static const FT_Frame_Field fvar_fields[] =
+ {
+
+#undef FT_STRUCTURE
+#define FT_STRUCTURE GX_FVar_Head
+
+ FT_FRAME_START( 16 ),
+ FT_FRAME_LONG ( version ),
+ FT_FRAME_USHORT( offsetToData ),
+ FT_FRAME_USHORT( countSizePairs ),
+ FT_FRAME_USHORT( axisCount ),
+ FT_FRAME_USHORT( axisSize ),
+ FT_FRAME_USHORT( instanceCount ),
+ FT_FRAME_USHORT( instanceSize ),
+ FT_FRAME_END
+ };
+
+ static const FT_Frame_Field fvaraxis_fields[] =
+ {
+
+#undef FT_STRUCTURE
+#define FT_STRUCTURE GX_FVar_Axis
+
+ FT_FRAME_START( 20 ),
+ FT_FRAME_ULONG ( axisTag ),
+ FT_FRAME_ULONG ( minValue ),
+ FT_FRAME_ULONG ( defaultValue ),
+ FT_FRAME_ULONG ( maxValue ),
+ FT_FRAME_USHORT( flags ),
+ FT_FRAME_USHORT( nameID ),
+ FT_FRAME_END
+ };
+
+
+ if ( face->blend == NULL )
+ {
+ /* both `fvar' and `gvar' must be present */
+ if ( (error = face->goto_table( face, TTAG_gvar,
+ stream, &table_len )) != 0 )
+ goto Exit;
+
+ if ( (error = face->goto_table( face, TTAG_fvar,
+ stream, &table_len )) != 0 )
+ goto Exit;
+
+ fvar_start = FT_STREAM_POS( );
+
+ if ( FT_STREAM_READ_FIELDS( fvar_fields, &fvar_head ) )
+ goto Exit;
+
+ if ( fvar_head.version != (FT_Long)0x00010000L ||
+ fvar_head.countSizePairs != 2 ||
+ fvar_head.axisSize != 20 ||
+ /* axisCount limit implied by 16-bit instanceSize */
+ fvar_head.axisCount > 0x3FFE ||
+ fvar_head.instanceSize != 4 + 4 * fvar_head.axisCount ||
+ /* instanceCount limit implied by limited range of name IDs */
+ fvar_head.instanceCount > 0x7EFF ||
+ fvar_head.offsetToData + fvar_head.axisCount * 20U +
+ fvar_head.instanceCount * fvar_head.instanceSize > table_len )
+ {
+ error = TT_Err_Invalid_Table;
+ goto Exit;
+ }
+
+ if ( FT_NEW( face->blend ) )
+ goto Exit;
+
+ /* cannot overflow 32-bit arithmetic because of limits above */
+ face->blend->mmvar_len =
+ sizeof ( FT_MM_Var ) +
+ fvar_head.axisCount * sizeof ( FT_Var_Axis ) +
+ fvar_head.instanceCount * sizeof ( FT_Var_Named_Style ) +
+ fvar_head.instanceCount * fvar_head.axisCount * sizeof ( FT_Fixed ) +
+ 5 * fvar_head.axisCount;
+
+ if ( FT_ALLOC( mmvar, face->blend->mmvar_len ) )
+ goto Exit;
+ face->blend->mmvar = mmvar;
+
+ mmvar->num_axis =
+ fvar_head.axisCount;
+ mmvar->num_designs =
+ (FT_UInt)-1; /* meaningless in this context; each glyph */
+ /* may have a different number of designs */
+ /* (or tuples, as called by Apple) */
+ mmvar->num_namedstyles =
+ fvar_head.instanceCount;
+ mmvar->axis =
+ (FT_Var_Axis*)&(mmvar[1]);
+ mmvar->namedstyle =
+ (FT_Var_Named_Style*)&(mmvar->axis[fvar_head.axisCount]);
+
+ next_coords =
+ (FT_Fixed*)&(mmvar->namedstyle[fvar_head.instanceCount]);
+ for ( i = 0; i < fvar_head.instanceCount; ++i )
+ {
+ mmvar->namedstyle[i].coords = next_coords;
+ next_coords += fvar_head.axisCount;
+ }
+
+ next_name = (FT_String*)next_coords;
+ for ( i = 0; i < fvar_head.axisCount; ++i )
+ {
+ mmvar->axis[i].name = next_name;
+ next_name += 5;
+ }
+
+ if ( FT_STREAM_SEEK( fvar_start + fvar_head.offsetToData ) )
+ goto Exit;
+
+ a = mmvar->axis;
+ for ( i = 0; i < fvar_head.axisCount; ++i )
+ {
+ GX_FVar_Axis axis_rec;
+
+
+ if ( FT_STREAM_READ_FIELDS( fvaraxis_fields, &axis_rec ) )
+ goto Exit;
+ a->tag = axis_rec.axisTag;
+ a->minimum = axis_rec.minValue; /* A Fixed */
+ a->def = axis_rec.defaultValue; /* A Fixed */
+ a->maximum = axis_rec.maxValue; /* A Fixed */
+ a->strid = axis_rec.nameID;
+
+ a->name[0] = (FT_String)( a->tag >> 24 );
+ a->name[1] = (FT_String)( ( a->tag >> 16 ) & 0xFF );
+ a->name[2] = (FT_String)( ( a->tag >> 8 ) & 0xFF );
+ a->name[3] = (FT_String)( ( a->tag ) & 0xFF );
+ a->name[4] = 0;
+
+ ++a;
+ }
+
+ ns = mmvar->namedstyle;
+ for ( i = 0; i < fvar_head.instanceCount; ++i, ++ns )
+ {
+ if ( FT_FRAME_ENTER( 4L + 4L * fvar_head.axisCount ) )
+ goto Exit;
+
+ ns->strid = FT_GET_USHORT();
+ (void) /* flags = */ FT_GET_USHORT();
+
+ for ( j = 0; j < fvar_head.axisCount; ++j )
+ ns->coords[j] = FT_GET_ULONG(); /* A Fixed */
+
+ FT_FRAME_EXIT();
+ }
+ }
+
+ if ( master != NULL )
+ {
+ FT_UInt n;
+
+
+ if ( FT_ALLOC( mmvar, face->blend->mmvar_len ) )
+ goto Exit;
+ FT_MEM_COPY( mmvar, face->blend->mmvar, face->blend->mmvar_len );
+
+ mmvar->axis =
+ (FT_Var_Axis*)&(mmvar[1]);
+ mmvar->namedstyle =
+ (FT_Var_Named_Style*)&(mmvar->axis[mmvar->num_axis]);
+ next_coords =
+ (FT_Fixed*)&(mmvar->namedstyle[mmvar->num_namedstyles]);
+
+ for ( n = 0; n < mmvar->num_namedstyles; ++n )
+ {
+ mmvar->namedstyle[n].coords = next_coords;
+ next_coords += mmvar->num_axis;
+ }
+
+ a = mmvar->axis;
+ next_name = (FT_String*)next_coords;
+ for ( n = 0; n < mmvar->num_axis; ++n )
+ {
+ a->name = next_name;
+
+ /* standard PostScript names for some standard apple tags */
+ if ( a->tag == TTAG_wght )
+ a->name = (char *)"Weight";
+ else if ( a->tag == TTAG_wdth )
+ a->name = (char *)"Width";
+ else if ( a->tag == TTAG_opsz )
+ a->name = (char *)"OpticalSize";
+ else if ( a->tag == TTAG_slnt )
+ a->name = (char *)"Slant";
+
+ next_name += 5;
+ ++a;
+ }
+
+ *master = mmvar;
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* TT_Set_MM_Blend */
+ /* */
+ /* <Description> */
+ /* Set the blend (normalized) coordinates for this instance of the */
+ /* font. Check that the `gvar' table is reasonable and does some */
+ /* initial preparation. */
+ /* */
+ /* <InOut> */
+ /* face :: The font. */
+ /* Initialize the blend structure with `gvar' data. */
+ /* */
+ /* <Input> */
+ /* num_coords :: Must be the axis count of the font. */
+ /* */
+ /* coords :: An array of num_coords, each between [-1,1]. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ TT_Set_MM_Blend( TT_Face face,
+ FT_UInt num_coords,
+ FT_Fixed* coords )
+ {
+ FT_Error error = TT_Err_Ok;
+ GX_Blend blend;
+ FT_MM_Var* mmvar;
+ FT_UInt i;
+ FT_Memory memory = face->root.memory;
+
+ enum
+ {
+ mcvt_retain,
+ mcvt_modify,
+ mcvt_load
+
+ } manageCvt;
+
+
+ face->doblend = FALSE;
+
+ if ( face->blend == NULL )
+ {
+ if ( (error = TT_Get_MM_Var( face, NULL)) != 0 )
+ goto Exit;
+ }
+
+ blend = face->blend;
+ mmvar = blend->mmvar;
+
+ if ( num_coords != mmvar->num_axis )
+ {
+ error = TT_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ for ( i = 0; i < num_coords; ++i )
+ if ( coords[i] < -0x00010000L || coords[i] > 0x00010000L )
+ {
+ error = TT_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ if ( blend->glyphoffsets == NULL )
+ if ( (error = ft_var_load_gvar( face )) != 0 )
+ goto Exit;
+
+ if ( blend->normalizedcoords == NULL )
+ {
+ if ( FT_NEW_ARRAY( blend->normalizedcoords, num_coords ) )
+ goto Exit;
+
+ manageCvt = mcvt_modify;
+
+ /* If we have not set the blend coordinates before this, then the */
+ /* cvt table will still be what we read from the `cvt ' table and */
+ /* we don't need to reload it. We may need to change it though... */
+ }
+ else
+ {
+ manageCvt = mcvt_retain;
+ for ( i = 0; i < num_coords; ++i )
+ {
+ if ( blend->normalizedcoords[i] != coords[i] )
+ {
+ manageCvt = mcvt_load;
+ break;
+ }
+ }
+
+ /* If we don't change the blend coords then we don't need to do */
+ /* anything to the cvt table. It will be correct. Otherwise we */
+ /* no longer have the original cvt (it was modified when we set */
+ /* the blend last time), so we must reload and then modify it. */
+ }
+
+ blend->num_axis = num_coords;
+ FT_MEM_COPY( blend->normalizedcoords,
+ coords,
+ num_coords * sizeof ( FT_Fixed ) );
+
+ face->doblend = TRUE;
+
+ if ( face->cvt != NULL )
+ {
+ switch ( manageCvt )
+ {
+ case mcvt_load:
+ /* The cvt table has been loaded already; every time we change the */
+ /* blend we may need to reload and remodify the cvt table. */
+ FT_FREE( face->cvt );
+ face->cvt = NULL;
+
+ tt_face_load_cvt( face, face->root.stream );
+ break;
+
+ case mcvt_modify:
+ /* The original cvt table is in memory. All we need to do is */
+ /* apply the `cvar' table (if any). */
+ tt_face_vary_cvt( face, face->root.stream );
+ break;
+
+ case mcvt_retain:
+ /* The cvt table is correct for this set of coordinates. */
+ break;
+ }
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* TT_Set_Var_Design */
+ /* */
+ /* <Description> */
+ /* Set the coordinates for the instance, measured in the user */
+ /* coordinate system. Parse the `avar' table (if present) to convert */
+ /* from user to normalized coordinates. */
+ /* */
+ /* <InOut> */
+ /* face :: The font face. */
+ /* Initialize the blend struct with `gvar' data. */
+ /* */
+ /* <Input> */
+ /* num_coords :: This must be the axis count of the font. */
+ /* */
+ /* coords :: A coordinate array with `num_coords' elements. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ TT_Set_Var_Design( TT_Face face,
+ FT_UInt num_coords,
+ FT_Fixed* coords )
+ {
+ FT_Error error = TT_Err_Ok;
+ FT_Fixed* normalized = NULL;
+ GX_Blend blend;
+ FT_MM_Var* mmvar;
+ FT_UInt i, j;
+ FT_Var_Axis* a;
+ GX_AVarSegment av;
+ FT_Memory memory = face->root.memory;
+
+
+ if ( face->blend == NULL )
+ {
+ if ( (error = TT_Get_MM_Var( face, NULL )) != 0 )
+ goto Exit;
+ }
+
+ blend = face->blend;
+ mmvar = blend->mmvar;
+
+ if ( num_coords != mmvar->num_axis )
+ {
+ error = TT_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ /* Axis normalization is a two stage process. First we normalize */
+ /* based on the [min,def,max] values for the axis to be [-1,0,1]. */
+ /* Then, if there's an `avar' table, we renormalize this range. */
+
+ if ( FT_NEW_ARRAY( normalized, mmvar->num_axis ) )
+ goto Exit;
+
+ a = mmvar->axis;
+ for ( i = 0; i < mmvar->num_axis; ++i, ++a )
+ {
+ if ( coords[i] > a->maximum || coords[i] < a->minimum )
+ {
+ error = TT_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ if ( coords[i] < a->def )
+ {
+ normalized[i] = -FT_MulDiv( coords[i] - a->def,
+ 0x10000L,
+ a->minimum - a->def );
+ }
+ else if ( a->maximum == a->def )
+ normalized[i] = 0;
+ else
+ {
+ normalized[i] = FT_MulDiv( coords[i] - a->def,
+ 0x10000L,
+ a->maximum - a->def );
+ }
+ }
+
+ if ( !blend->avar_checked )
+ ft_var_load_avar( face );
+
+ if ( blend->avar_segment != NULL )
+ {
+ av = blend->avar_segment;
+ for ( i = 0; i < mmvar->num_axis; ++i, ++av )
+ {
+ for ( j = 1; j < (FT_UInt)av->pairCount; ++j )
+ if ( normalized[i] < av->correspondence[j].fromCoord )
+ {
+ normalized[i] =
+ FT_MulDiv(
+ FT_MulDiv(
+ normalized[i] - av->correspondence[j - 1].fromCoord,
+ 0x10000L,
+ av->correspondence[j].fromCoord -
+ av->correspondence[j - 1].fromCoord ),
+ av->correspondence[j].toCoord -
+ av->correspondence[j - 1].toCoord,
+ 0x10000L ) +
+ av->correspondence[j - 1].toCoord;
+ break;
+ }
+ }
+ }
+
+ error = TT_Set_MM_Blend( face, num_coords, normalized );
+
+ Exit:
+ FT_FREE( normalized );
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** GX VAR PARSING ROUTINES *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_face_vary_cvt */
+ /* */
+ /* <Description> */
+ /* Modify the loaded cvt table according to the `cvar' table and the */
+ /* font's blend. */
+ /* */
+ /* <InOut> */
+ /* face :: A handle to the target face object. */
+ /* */
+ /* <Input> */
+ /* stream :: A handle to the input stream. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ /* Most errors are ignored. It is perfectly valid not to have a */
+ /* `cvar' table even if there is a `gvar' and `fvar' table. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ tt_face_vary_cvt( TT_Face face,
+ FT_Stream stream )
+ {
+ FT_Error error;
+ FT_Memory memory = stream->memory;
+ FT_ULong table_start;
+ FT_ULong table_len;
+ FT_UInt tupleCount;
+ FT_ULong offsetToData;
+ FT_ULong here;
+ FT_UInt i, j;
+ FT_Fixed* tuple_coords = NULL;
+ FT_Fixed* im_start_coords = NULL;
+ FT_Fixed* im_end_coords = NULL;
+ GX_Blend blend = face->blend;
+ FT_UInt point_count;
+ FT_UShort* localpoints;
+ FT_Short* deltas;
+
+
+ FT_TRACE2(( "CVAR " ));
+
+ if ( blend == NULL )
+ {
+ FT_TRACE2(( "tt_face_vary_cvt: no blend specified\n" ));
+
+ error = TT_Err_Ok;
+ goto Exit;
+ }
+
+ if ( face->cvt == NULL )
+ {
+ FT_TRACE2(( "tt_face_vary_cvt: no `cvt ' table\n" ));
+
+ error = TT_Err_Ok;
+ goto Exit;
+ }
+
+ error = face->goto_table( face, TTAG_cvar, stream, &table_len );
+ if ( error )
+ {
+ FT_TRACE2(( "is missing\n" ));
+
+ error = TT_Err_Ok;
+ goto Exit;
+ }
+
+ if ( FT_FRAME_ENTER( table_len ) )
+ {
+ error = TT_Err_Ok;
+ goto Exit;
+ }
+
+ table_start = FT_Stream_FTell( stream );
+ if ( FT_GET_LONG() != 0x00010000L )
+ {
+ FT_TRACE2(( "bad table version\n" ));
+
+ error = TT_Err_Ok;
+ goto FExit;
+ }
+
+ if ( FT_NEW_ARRAY( tuple_coords, blend->num_axis ) ||
+ FT_NEW_ARRAY( im_start_coords, blend->num_axis ) ||
+ FT_NEW_ARRAY( im_end_coords, blend->num_axis ) )
+ goto FExit;
+
+ tupleCount = FT_GET_USHORT();
+ offsetToData = table_start + FT_GET_USHORT();
+
+ /* The documentation implies there are flags packed into the */
+ /* tuplecount, but John Jenkins says that shared points don't apply */
+ /* to `cvar', and no other flags are defined. */
+
+ for ( i = 0; i < ( tupleCount & 0xFFF ); ++i )
+ {
+ FT_UInt tupleDataSize;
+ FT_UInt tupleIndex;
+ FT_Fixed apply;
+
+
+ tupleDataSize = FT_GET_USHORT();
+ tupleIndex = FT_GET_USHORT();
+
+ /* There is no provision here for a global tuple coordinate section, */
+ /* so John says. There are no tuple indices, just embedded tuples. */
+
+ if ( tupleIndex & GX_TI_EMBEDDED_TUPLE_COORD )
+ {
+ for ( j = 0; j < blend->num_axis; ++j )
+ tuple_coords[j] = FT_GET_SHORT() << 2; /* convert from */
+ /* short frac to fixed */
+ }
+ else
+ {
+ /* skip this tuple; it makes no sense */
+
+ if ( tupleIndex & GX_TI_INTERMEDIATE_TUPLE )
+ for ( j = 0; j < 2 * blend->num_axis; ++j )
+ (void)FT_GET_SHORT();
+
+ offsetToData += tupleDataSize;
+ continue;
+ }
+
+ if ( tupleIndex & GX_TI_INTERMEDIATE_TUPLE )
+ {
+ for ( j = 0; j < blend->num_axis; ++j )
+ im_start_coords[j] = FT_GET_SHORT() << 2;
+ for ( j = 0; j < blend->num_axis; ++j )
+ im_end_coords[j] = FT_GET_SHORT() << 2;
+ }
+
+ apply = ft_var_apply_tuple( blend,
+ (FT_UShort)tupleIndex,
+ tuple_coords,
+ im_start_coords,
+ im_end_coords );
+ if ( /* tuple isn't active for our blend */
+ apply == 0 ||
+ /* global points not allowed, */
+ /* if they aren't local, makes no sense */
+ !( tupleIndex & GX_TI_PRIVATE_POINT_NUMBERS ) )
+ {
+ offsetToData += tupleDataSize;
+ continue;
+ }
+
+ here = FT_Stream_FTell( stream );
+
+ FT_Stream_SeekSet( stream, offsetToData );
+
+ localpoints = ft_var_readpackedpoints( stream, &point_count );
+ deltas = ft_var_readpackeddeltas( stream,
+ point_count == 0 ? face->cvt_size
+ : point_count );
+ if ( localpoints == NULL || deltas == NULL )
+ /* failure, ignore it */;
+
+ else if ( localpoints == ALL_POINTS )
+ {
+ /* this means that there are deltas for every entry in cvt */
+ for ( j = 0; j < face->cvt_size; ++j )
+ face->cvt[j] = (FT_Short)( face->cvt[j] +
+ FT_MulFix( deltas[j], apply ) );
+ }
+
+ else
+ {
+ for ( j = 0; j < point_count; ++j )
+ {
+ int pindex = localpoints[j];
+
+ face->cvt[pindex] = (FT_Short)( face->cvt[pindex] +
+ FT_MulFix( deltas[j], apply ) );
+ }
+ }
+
+ if ( localpoints != ALL_POINTS )
+ FT_FREE( localpoints );
+ FT_FREE( deltas );
+
+ offsetToData += tupleDataSize;
+
+ FT_Stream_SeekSet( stream, here );
+ }
+
+ FExit:
+ FT_FRAME_EXIT();
+
+ Exit:
+ FT_FREE( tuple_coords );
+ FT_FREE( im_start_coords );
+ FT_FREE( im_end_coords );
+
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* TT_Vary_Get_Glyph_Deltas */
+ /* */
+ /* <Description> */
+ /* Load the appropriate deltas for the current glyph. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the target face object. */
+ /* */
+ /* glyph_index :: The index of the glyph being modified. */
+ /* */
+ /* n_points :: The number of the points in the glyph, including */
+ /* phantom points. */
+ /* */
+ /* <Output> */
+ /* deltas :: The array of points to change. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ TT_Vary_Get_Glyph_Deltas( TT_Face face,
+ FT_UInt glyph_index,
+ FT_Vector* *deltas,
+ FT_UInt n_points )
+ {
+ FT_Stream stream = face->root.stream;
+ FT_Memory memory = stream->memory;
+ GX_Blend blend = face->blend;
+ FT_Vector* delta_xy = NULL;
+
+ FT_Error error;
+ FT_ULong glyph_start;
+ FT_UInt tupleCount;
+ FT_ULong offsetToData;
+ FT_ULong here;
+ FT_UInt i, j;
+ FT_Fixed* tuple_coords = NULL;
+ FT_Fixed* im_start_coords = NULL;
+ FT_Fixed* im_end_coords = NULL;
+ FT_UInt point_count, spoint_count = 0;
+ FT_UShort* sharedpoints = NULL;
+ FT_UShort* localpoints = NULL;
+ FT_UShort* points;
+ FT_Short *deltas_x, *deltas_y;
+
+
+ if ( !face->doblend || blend == NULL )
+ return TT_Err_Invalid_Argument;
+
+ /* to be freed by the caller */
+ if ( FT_NEW_ARRAY( delta_xy, n_points ) )
+ goto Exit;
+ *deltas = delta_xy;
+
+ if ( glyph_index >= blend->gv_glyphcnt ||
+ blend->glyphoffsets[glyph_index] ==
+ blend->glyphoffsets[glyph_index + 1] )
+ return TT_Err_Ok; /* no variation data for this glyph */
+
+ if ( FT_STREAM_SEEK( blend->glyphoffsets[glyph_index] ) ||
+ FT_FRAME_ENTER( blend->glyphoffsets[glyph_index + 1] -
+ blend->glyphoffsets[glyph_index] ) )
+ goto Fail1;
+
+ glyph_start = FT_Stream_FTell( stream );
+
+ /* each set of glyph variation data is formatted similarly to `cvar' */
+ /* (except we get shared points and global tuples) */
+
+ if ( FT_NEW_ARRAY( tuple_coords, blend->num_axis ) ||
+ FT_NEW_ARRAY( im_start_coords, blend->num_axis ) ||
+ FT_NEW_ARRAY( im_end_coords, blend->num_axis ) )
+ goto Fail2;
+
+ tupleCount = FT_GET_USHORT();
+ offsetToData = glyph_start + FT_GET_USHORT();
+
+ if ( tupleCount & GX_TC_TUPLES_SHARE_POINT_NUMBERS )
+ {
+ here = FT_Stream_FTell( stream );
+
+ FT_Stream_SeekSet( stream, offsetToData );
+
+ sharedpoints = ft_var_readpackedpoints( stream, &spoint_count );
+ offsetToData = FT_Stream_FTell( stream );
+
+ FT_Stream_SeekSet( stream, here );
+ }
+
+ for ( i = 0; i < ( tupleCount & GX_TC_TUPLE_COUNT_MASK ); ++i )
+ {
+ FT_UInt tupleDataSize;
+ FT_UInt tupleIndex;
+ FT_Fixed apply;
+
+
+ tupleDataSize = FT_GET_USHORT();
+ tupleIndex = FT_GET_USHORT();
+
+ if ( tupleIndex & GX_TI_EMBEDDED_TUPLE_COORD )
+ {
+ for ( j = 0; j < blend->num_axis; ++j )
+ tuple_coords[j] = FT_GET_SHORT() << 2; /* convert from */
+ /* short frac to fixed */
+ }
+ else if ( ( tupleIndex & GX_TI_TUPLE_INDEX_MASK ) >= blend->tuplecount )
+ {
+ error = TT_Err_Invalid_Table;
+ goto Fail3;
+ }
+ else
+ {
+ FT_MEM_COPY(
+ tuple_coords,
+ &blend->tuplecoords[(tupleIndex & 0xFFF) * blend->num_axis],
+ blend->num_axis * sizeof ( FT_Fixed ) );
+ }
+
+ if ( tupleIndex & GX_TI_INTERMEDIATE_TUPLE )
+ {
+ for ( j = 0; j < blend->num_axis; ++j )
+ im_start_coords[j] = FT_GET_SHORT() << 2;
+ for ( j = 0; j < blend->num_axis; ++j )
+ im_end_coords[j] = FT_GET_SHORT() << 2;
+ }
+
+ apply = ft_var_apply_tuple( blend,
+ (FT_UShort)tupleIndex,
+ tuple_coords,
+ im_start_coords,
+ im_end_coords );
+
+ if ( apply == 0 ) /* tuple isn't active for our blend */
+ {
+ offsetToData += tupleDataSize;
+ continue;
+ }
+
+ here = FT_Stream_FTell( stream );
+
+ if ( tupleIndex & GX_TI_PRIVATE_POINT_NUMBERS )
+ {
+ FT_Stream_SeekSet( stream, offsetToData );
+
+ localpoints = ft_var_readpackedpoints( stream, &point_count );
+ points = localpoints;
+ }
+ else
+ {
+ points = sharedpoints;
+ point_count = spoint_count;
+ }
+
+ deltas_x = ft_var_readpackeddeltas( stream,
+ point_count == 0 ? n_points
+ : point_count );
+ deltas_y = ft_var_readpackeddeltas( stream,
+ point_count == 0 ? n_points
+ : point_count );
+
+ if ( points == NULL || deltas_y == NULL || deltas_x == NULL )
+ ; /* failure, ignore it */
+
+ else if ( points == ALL_POINTS )
+ {
+ /* this means that there are deltas for every point in the glyph */
+ for ( j = 0; j < n_points; ++j )
+ {
+ delta_xy[j].x += FT_MulFix( deltas_x[j], apply );
+ delta_xy[j].y += FT_MulFix( deltas_y[j], apply );
+ }
+ }
+
+ else
+ {
+ for ( j = 0; j < point_count; ++j )
+ {
+ if ( localpoints[j] >= n_points )
+ continue;
+
+ delta_xy[localpoints[j]].x += FT_MulFix( deltas_x[j], apply );
+ delta_xy[localpoints[j]].y += FT_MulFix( deltas_y[j], apply );
+ }
+ }
+
+ if ( localpoints != ALL_POINTS )
+ FT_FREE( localpoints );
+ FT_FREE( deltas_x );
+ FT_FREE( deltas_y );
+
+ offsetToData += tupleDataSize;
+
+ FT_Stream_SeekSet( stream, here );
+ }
+
+ Fail3:
+ FT_FREE( tuple_coords );
+ FT_FREE( im_start_coords );
+ FT_FREE( im_end_coords );
+
+ Fail2:
+ FT_FRAME_EXIT();
+
+ Fail1:
+ if ( error )
+ {
+ FT_FREE( delta_xy );
+ *deltas = NULL;
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_done_blend */
+ /* */
+ /* <Description> */
+ /* Frees the blend internal data structure. */
+ /* */
+ FT_LOCAL_DEF( void )
+ tt_done_blend( FT_Memory memory,
+ GX_Blend blend )
+ {
+ if ( blend != NULL )
+ {
+ FT_UInt i;
+
+
+ FT_FREE( blend->normalizedcoords );
+ FT_FREE( blend->mmvar );
+
+ if ( blend->avar_segment != NULL )
+ {
+ for ( i = 0; i < blend->num_axis; ++i )
+ FT_FREE( blend->avar_segment[i].correspondence );
+ FT_FREE( blend->avar_segment );
+ }
+
+ FT_FREE( blend->tuplecoords );
+ FT_FREE( blend->glyphoffsets );
+ FT_FREE( blend );
+ }
+ }
+
+#endif /* TT_CONFIG_OPTION_GX_VAR_SUPPORT */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ttgxvar.h */
+/* */
+/* TrueType GX Font Variation loader (specification) */
+/* */
+/* Copyright 2004 by */
+/* David Turner, Robert Wilhelm, Werner Lemberg and George Williams. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __TTGXVAR_H__
+#define __TTGXVAR_H__
+
+
+#include <ft2build.h>
+#include "ttobjs.h"
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* GX_AVarCorrespondenceRec */
+ /* */
+ /* <Description> */
+ /* A data structure representing `shortFracCorrespondence' in `avar' */
+ /* table according to the specifications from Apple. */
+ /* */
+ typedef struct GX_AVarCorrespondenceRec_
+ {
+ FT_Fixed fromCoord;
+ FT_Fixed toCoord;
+
+ } GX_AVarCorrespondenceRec_, *GX_AVarCorrespondence;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* GX_AVarRec */
+ /* */
+ /* <Description> */
+ /* Data from the segment field of `avar' table. */
+ /* There is one of these for each axis. */
+ /* */
+ typedef struct GX_AVarSegmentRec_
+ {
+ FT_UShort pairCount;
+ GX_AVarCorrespondence correspondence; /* array with pairCount entries */
+
+ } GX_AVarSegmentRec, *GX_AVarSegment;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* GX_BlendRec */
+ /* */
+ /* <Description> */
+ /* Data for interpolating a font from a distortable font specified */
+ /* by the GX *var tables ([fgca]var). */
+ /* */
+ /* <Fields> */
+ /* num_axis :: The number of axes along which interpolation */
+ /* may happen */
+ /* */
+ /* normalizedcoords :: A normalized value (between [-1,1]) indicating */
+ /* the contribution along each axis to the final */
+ /* interpolated font. */
+ /* */
+ typedef struct GX_BlendRec_
+ {
+ FT_UInt num_axis;
+ FT_Fixed* normalizedcoords;
+
+ FT_MM_Var* mmvar;
+ FT_Offset mmvar_len;
+
+ FT_Bool avar_checked;
+ GX_AVarSegment avar_segment;
+
+ FT_UInt tuplecount; /* shared tuples in `gvar' */
+ FT_Fixed* tuplecoords; /* tuplecoords[tuplecount][num_axis] */
+
+ FT_UInt gv_glyphcnt;
+ FT_ULong* glyphoffsets;
+
+ } GX_BlendRec;
+
+
+ /*************************************************************************/
+ /* */
+ /* <enum> */
+ /* GX_TupleCountFlags */
+ /* */
+ /* <Description> */
+ /* Flags used within the `TupleCount' field of the `gvar' table. */
+ /* */
+ typedef enum GX_TupleCountFlags_
+ {
+ GX_TC_TUPLES_SHARE_POINT_NUMBERS = 0x8000,
+ GX_TC_RESERVED_TUPLE_FLAGS = 0x7000,
+ GX_TC_TUPLE_COUNT_MASK = 0x0FFF
+
+ } GX_TupleCountFlags;
+
+
+ /*************************************************************************/
+ /* */
+ /* <enum> */
+ /* GX_TupleIndexFlags */
+ /* */
+ /* <Description> */
+ /* Flags used within the `TupleIndex' field of the `gvar' and `cvar' */
+ /* tables. */
+ /* */
+ typedef enum GX_TupleIndexFlags_
+ {
+ GX_TI_EMBEDDED_TUPLE_COORD = 0x8000,
+ GX_TI_INTERMEDIATE_TUPLE = 0x4000,
+ GX_TI_PRIVATE_POINT_NUMBERS = 0x2000,
+ GX_TI_RESERVED_TUPLE_FLAG = 0x1000,
+ GX_TI_TUPLE_INDEX_MASK = 0x0FFF
+
+ } GX_TupleIndexFlags;
+
+
+#define TTAG_wght FT_MAKE_TAG( 'w', 'g', 'h', 't' )
+#define TTAG_wdth FT_MAKE_TAG( 'w', 'd', 't', 'h' )
+#define TTAG_opsz FT_MAKE_TAG( 'o', 'p', 's', 'z' )
+#define TTAG_slnt FT_MAKE_TAG( 's', 'l', 'n', 't' )
+
+
+ FT_LOCAL( FT_Error )
+ TT_Set_MM_Blend( TT_Face face,
+ FT_UInt num_coords,
+ FT_Fixed* coords );
+
+ FT_LOCAL( FT_Error )
+ TT_Set_Var_Design( TT_Face face,
+ FT_UInt num_coords,
+ FT_Fixed* coords );
+
+ FT_LOCAL( FT_Error )
+ TT_Get_MM_Var( TT_Face face,
+ FT_MM_Var* *master );
+
+
+ FT_LOCAL( FT_Error )
+ tt_face_vary_cvt( TT_Face face,
+ FT_Stream stream );
+
+
+ FT_LOCAL( FT_Error )
+ TT_Vary_Get_Glyph_Deltas( TT_Face face,
+ FT_UInt glyph_index,
+ FT_Vector* *deltas,
+ FT_UInt n_points );
+
+
+ FT_LOCAL( void )
+ tt_done_blend( FT_Memory memory,
+ GX_Blend blend );
+
+
+FT_END_HEADER
+
+
+#endif /* __TTGXVAR_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ttinterp.c */
+/* */
+/* TrueType bytecode interpreter (body). */
+/* */
+/* Copyright 1996-2012 */
+/* by David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+/* Greg Hitchcock from Microsoft has helped a lot in resolving unclear */
+/* issues; many thanks! */
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_CALC_H
+#include FT_TRIGONOMETRY_H
+#include FT_SYSTEM_H
+
+#include "ttinterp.h"
+
+#include "tterrors.h"
+
+
+#ifdef TT_USE_BYTECODE_INTERPRETER
+
+
+#define TT_MULFIX FT_MulFix
+#define TT_MULDIV FT_MulDiv
+#define TT_MULDIV_NO_ROUND FT_MulDiv_No_Round
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_ttinterp
+
+ /*************************************************************************/
+ /* */
+ /* In order to detect infinite loops in the code, we set up a counter */
+ /* within the run loop. A single stroke of interpretation is now */
+ /* limited to a maximal number of opcodes defined below. */
+ /* */
+#define MAX_RUNNABLE_OPCODES 1000000L
+
+
+ /*************************************************************************/
+ /* */
+ /* There are two kinds of implementations: */
+ /* */
+ /* a. static implementation */
+ /* */
+ /* The current execution context is a static variable, which fields */
+ /* are accessed directly by the interpreter during execution. The */
+ /* context is named `cur'. */
+ /* */
+ /* This version is non-reentrant, of course. */
+ /* */
+ /* b. indirect implementation */
+ /* */
+ /* The current execution context is passed to _each_ function as its */
+ /* first argument, and each field is thus accessed indirectly. */
+ /* */
+ /* This version is fully re-entrant. */
+ /* */
+ /* The idea is that an indirect implementation may be slower to execute */
+ /* on low-end processors that are used in some systems (like 386s or */
+ /* even 486s). */
+ /* */
+ /* As a consequence, the indirect implementation is now the default, as */
+ /* its performance costs can be considered negligible in our context. */
+ /* Note, however, that we kept the same source with macros because: */
+ /* */
+ /* - The code is kept very close in design to the Pascal code used for */
+ /* development. */
+ /* */
+ /* - It's much more readable that way! */
+ /* */
+ /* - It's still open to experimentation and tuning. */
+ /* */
+ /*************************************************************************/
+
+
+#ifndef TT_CONFIG_OPTION_STATIC_INTERPRETER /* indirect implementation */
+
+#define CUR (*exc) /* see ttobjs.h */
+
+ /*************************************************************************/
+ /* */
+ /* This macro is used whenever `exec' is unused in a function, to avoid */
+ /* stupid warnings from pedantic compilers. */
+ /* */
+#define FT_UNUSED_EXEC FT_UNUSED( exc )
+
+#else /* static implementation */
+
+#define CUR cur
+
+#define FT_UNUSED_EXEC int __dummy = __dummy
+
+ static
+ TT_ExecContextRec cur; /* static exec. context variable */
+
+ /* apparently, we have a _lot_ of direct indexing when accessing */
+ /* the static `cur', which makes the code bigger (due to all the */
+ /* four bytes addresses). */
+
+#endif /* TT_CONFIG_OPTION_STATIC_INTERPRETER */
+
+
+ /*************************************************************************/
+ /* */
+ /* The instruction argument stack. */
+ /* */
+#define INS_ARG EXEC_OP_ FT_Long* args /* see ttobjs.h for EXEC_OP_ */
+
+
+ /*************************************************************************/
+ /* */
+ /* This macro is used whenever `args' is unused in a function, to avoid */
+ /* stupid warnings from pedantic compilers. */
+ /* */
+#define FT_UNUSED_ARG FT_UNUSED_EXEC; FT_UNUSED( args )
+
+
+ /*************************************************************************/
+ /* */
+ /* The following macros hide the use of EXEC_ARG and EXEC_ARG_ to */
+ /* increase readability of the code. */
+ /* */
+ /*************************************************************************/
+
+
+#define SKIP_Code() \
+ SkipCode( EXEC_ARG )
+
+#define GET_ShortIns() \
+ GetShortIns( EXEC_ARG )
+
+#define NORMalize( x, y, v ) \
+ Normalize( EXEC_ARG_ x, y, v )
+
+#define SET_SuperRound( scale, flags ) \
+ SetSuperRound( EXEC_ARG_ scale, flags )
+
+#define ROUND_None( d, c ) \
+ Round_None( EXEC_ARG_ d, c )
+
+#define INS_Goto_CodeRange( range, ip ) \
+ Ins_Goto_CodeRange( EXEC_ARG_ range, ip )
+
+#define CUR_Func_move( z, p, d ) \
+ CUR.func_move( EXEC_ARG_ z, p, d )
+
+#define CUR_Func_move_orig( z, p, d ) \
+ CUR.func_move_orig( EXEC_ARG_ z, p, d )
+
+#define CUR_Func_round( d, c ) \
+ CUR.func_round( EXEC_ARG_ d, c )
+
+#define CUR_Func_read_cvt( index ) \
+ CUR.func_read_cvt( EXEC_ARG_ index )
+
+#define CUR_Func_write_cvt( index, val ) \
+ CUR.func_write_cvt( EXEC_ARG_ index, val )
+
+#define CUR_Func_move_cvt( index, val ) \
+ CUR.func_move_cvt( EXEC_ARG_ index, val )
+
+#define CURRENT_Ratio() \
+ Current_Ratio( EXEC_ARG )
+
+#define CURRENT_Ppem() \
+ Current_Ppem( EXEC_ARG )
+
+#define CUR_Ppem() \
+ Cur_PPEM( EXEC_ARG )
+
+#define INS_SxVTL( a, b, c, d ) \
+ Ins_SxVTL( EXEC_ARG_ a, b, c, d )
+
+#define COMPUTE_Funcs() \
+ Compute_Funcs( EXEC_ARG )
+
+#define COMPUTE_Round( a ) \
+ Compute_Round( EXEC_ARG_ a )
+
+#define COMPUTE_Point_Displacement( a, b, c, d ) \
+ Compute_Point_Displacement( EXEC_ARG_ a, b, c, d )
+
+#define MOVE_Zp2_Point( a, b, c, t ) \
+ Move_Zp2_Point( EXEC_ARG_ a, b, c, t )
+
+
+#define CUR_Func_project( v1, v2 ) \
+ CUR.func_project( EXEC_ARG_ (v1)->x - (v2)->x, (v1)->y - (v2)->y )
+
+#define CUR_Func_dualproj( v1, v2 ) \
+ CUR.func_dualproj( EXEC_ARG_ (v1)->x - (v2)->x, (v1)->y - (v2)->y )
+
+#define CUR_fast_project( v ) \
+ CUR.func_project( EXEC_ARG_ (v)->x, (v)->y )
+
+#define CUR_fast_dualproj( v ) \
+ CUR.func_dualproj( EXEC_ARG_ (v)->x, (v)->y )
+
+
+ /*************************************************************************/
+ /* */
+ /* Instruction dispatch function, as used by the interpreter. */
+ /* */
+ typedef void (*TInstruction_Function)( INS_ARG );
+
+
+ /*************************************************************************/
+ /* */
+ /* Two simple bounds-checking macros. */
+ /* */
+#define BOUNDS( x, n ) ( (FT_UInt)(x) >= (FT_UInt)(n) )
+#define BOUNDSL( x, n ) ( (FT_ULong)(x) >= (FT_ULong)(n) )
+
+#undef SUCCESS
+#define SUCCESS 0
+
+#undef FAILURE
+#define FAILURE 1
+
+#ifdef TT_CONFIG_OPTION_UNPATENTED_HINTING
+#define GUESS_VECTOR( V ) \
+ if ( CUR.face->unpatented_hinting ) \
+ { \
+ CUR.GS.V.x = (FT_F2Dot14)( CUR.GS.both_x_axis ? 0x4000 : 0 ); \
+ CUR.GS.V.y = (FT_F2Dot14)( CUR.GS.both_x_axis ? 0 : 0x4000 ); \
+ }
+#else
+#define GUESS_VECTOR( V )
+#endif
+
+ /*************************************************************************/
+ /* */
+ /* CODERANGE FUNCTIONS */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* TT_Goto_CodeRange */
+ /* */
+ /* <Description> */
+ /* Switches to a new code range (updates the code related elements in */
+ /* `exec', and `IP'). */
+ /* */
+ /* <Input> */
+ /* range :: The new execution code range. */
+ /* */
+ /* IP :: The new IP in the new code range. */
+ /* */
+ /* <InOut> */
+ /* exec :: The target execution context. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ TT_Goto_CodeRange( TT_ExecContext exec,
+ FT_Int range,
+ FT_Long IP )
+ {
+ TT_CodeRange* coderange;
+
+
+ FT_ASSERT( range >= 1 && range <= 3 );
+
+ coderange = &exec->codeRangeTable[range - 1];
+
+ FT_ASSERT( coderange->base != NULL );
+
+ /* NOTE: Because the last instruction of a program may be a CALL */
+ /* which will return to the first byte *after* the code */
+ /* range, we test for IP <= Size instead of IP < Size. */
+ /* */
+ FT_ASSERT( (FT_ULong)IP <= coderange->size );
+
+ exec->code = coderange->base;
+ exec->codeSize = coderange->size;
+ exec->IP = IP;
+ exec->curRange = range;
+
+ return TT_Err_Ok;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* TT_Set_CodeRange */
+ /* */
+ /* <Description> */
+ /* Sets a code range. */
+ /* */
+ /* <Input> */
+ /* range :: The code range index. */
+ /* */
+ /* base :: The new code base. */
+ /* */
+ /* length :: The range size in bytes. */
+ /* */
+ /* <InOut> */
+ /* exec :: The target execution context. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ TT_Set_CodeRange( TT_ExecContext exec,
+ FT_Int range,
+ void* base,
+ FT_Long length )
+ {
+ FT_ASSERT( range >= 1 && range <= 3 );
+
+ exec->codeRangeTable[range - 1].base = (FT_Byte*)base;
+ exec->codeRangeTable[range - 1].size = length;
+
+ return TT_Err_Ok;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* TT_Clear_CodeRange */
+ /* */
+ /* <Description> */
+ /* Clears a code range. */
+ /* */
+ /* <Input> */
+ /* range :: The code range index. */
+ /* */
+ /* <InOut> */
+ /* exec :: The target execution context. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ /* <Note> */
+ /* Does not set the Error variable. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ TT_Clear_CodeRange( TT_ExecContext exec,
+ FT_Int range )
+ {
+ FT_ASSERT( range >= 1 && range <= 3 );
+
+ exec->codeRangeTable[range - 1].base = NULL;
+ exec->codeRangeTable[range - 1].size = 0;
+
+ return TT_Err_Ok;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* EXECUTION CONTEXT ROUTINES */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* TT_Done_Context */
+ /* */
+ /* <Description> */
+ /* Destroys a given context. */
+ /* */
+ /* <Input> */
+ /* exec :: A handle to the target execution context. */
+ /* */
+ /* memory :: A handle to the parent memory object. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ /* <Note> */
+ /* Only the glyph loader and debugger should call this function. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ TT_Done_Context( TT_ExecContext exec )
+ {
+ FT_Memory memory = exec->memory;
+
+
+ /* points zone */
+ exec->maxPoints = 0;
+ exec->maxContours = 0;
+
+ /* free stack */
+ FT_FREE( exec->stack );
+ exec->stackSize = 0;
+
+ /* free call stack */
+ FT_FREE( exec->callStack );
+ exec->callSize = 0;
+ exec->callTop = 0;
+
+ /* free glyph code range */
+ FT_FREE( exec->glyphIns );
+ exec->glyphSize = 0;
+
+ exec->size = NULL;
+ exec->face = NULL;
+
+ FT_FREE( exec );
+
+ return TT_Err_Ok;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Init_Context */
+ /* */
+ /* <Description> */
+ /* Initializes a context object. */
+ /* */
+ /* <Input> */
+ /* memory :: A handle to the parent memory object. */
+ /* */
+ /* <InOut> */
+ /* exec :: A handle to the target execution context. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ static FT_Error
+ Init_Context( TT_ExecContext exec,
+ FT_Memory memory )
+ {
+ FT_Error error;
+
+
+ FT_TRACE1(( "Init_Context: new object at 0x%08p\n", exec ));
+
+ exec->memory = memory;
+ exec->callSize = 32;
+
+ if ( FT_NEW_ARRAY( exec->callStack, exec->callSize ) )
+ goto Fail_Memory;
+
+ /* all values in the context are set to 0 already, but this is */
+ /* here as a remainder */
+ exec->maxPoints = 0;
+ exec->maxContours = 0;
+
+ exec->stackSize = 0;
+ exec->glyphSize = 0;
+
+ exec->stack = NULL;
+ exec->glyphIns = NULL;
+
+ exec->face = NULL;
+ exec->size = NULL;
+
+ return TT_Err_Ok;
+
+ Fail_Memory:
+ FT_ERROR(( "Init_Context: not enough memory for %p\n", exec ));
+ TT_Done_Context( exec );
+
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Update_Max */
+ /* */
+ /* <Description> */
+ /* Checks the size of a buffer and reallocates it if necessary. */
+ /* */
+ /* <Input> */
+ /* memory :: A handle to the parent memory object. */
+ /* */
+ /* multiplier :: The size in bytes of each element in the buffer. */
+ /* */
+ /* new_max :: The new capacity (size) of the buffer. */
+ /* */
+ /* <InOut> */
+ /* size :: The address of the buffer's current size expressed */
+ /* in elements. */
+ /* */
+ /* buff :: The address of the buffer base pointer. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ Update_Max( FT_Memory memory,
+ FT_ULong* size,
+ FT_Long multiplier,
+ void* _pbuff,
+ FT_ULong new_max )
+ {
+ FT_Error error;
+ void** pbuff = (void**)_pbuff;
+
+
+ if ( *size < new_max )
+ {
+ if ( FT_REALLOC( *pbuff, *size * multiplier, new_max * multiplier ) )
+ return error;
+ *size = new_max;
+ }
+
+ return TT_Err_Ok;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* TT_Load_Context */
+ /* */
+ /* <Description> */
+ /* Prepare an execution context for glyph hinting. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the source face object. */
+ /* */
+ /* size :: A handle to the source size object. */
+ /* */
+ /* <InOut> */
+ /* exec :: A handle to the target execution context. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ /* <Note> */
+ /* Only the glyph loader and debugger should call this function. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ TT_Load_Context( TT_ExecContext exec,
+ TT_Face face,
+ TT_Size size )
+ {
+ FT_Int i;
+ FT_ULong tmp;
+ TT_MaxProfile* maxp;
+ FT_Error error;
+
+
+ exec->face = face;
+ maxp = &face->max_profile;
+ exec->size = size;
+
+ if ( size )
+ {
+ exec->numFDefs = size->num_function_defs;
+ exec->maxFDefs = size->max_function_defs;
+ exec->numIDefs = size->num_instruction_defs;
+ exec->maxIDefs = size->max_instruction_defs;
+ exec->FDefs = size->function_defs;
+ exec->IDefs = size->instruction_defs;
+ exec->tt_metrics = size->ttmetrics;
+ exec->metrics = size->metrics;
+
+ exec->maxFunc = size->max_func;
+ exec->maxIns = size->max_ins;
+
+ for ( i = 0; i < TT_MAX_CODE_RANGES; i++ )
+ exec->codeRangeTable[i] = size->codeRangeTable[i];
+
+ /* set graphics state */
+ exec->GS = size->GS;
+
+ exec->cvtSize = size->cvt_size;
+ exec->cvt = size->cvt;
+
+ exec->storeSize = size->storage_size;
+ exec->storage = size->storage;
+
+ exec->twilight = size->twilight;
+
+ /* In case of multi-threading it can happen that the old size object */
+ /* no longer exists, thus we must clear all glyph zone references. */
+ ft_memset( &exec->zp0, 0, sizeof ( exec->zp0 ) );
+ exec->zp1 = exec->zp0;
+ exec->zp2 = exec->zp0;
+ }
+
+ /* XXX: We reserve a little more elements on the stack to deal safely */
+ /* with broken fonts like arialbs, courbs, timesbs, etc. */
+ tmp = exec->stackSize;
+ error = Update_Max( exec->memory,
+ &tmp,
+ sizeof ( FT_F26Dot6 ),
+ (void*)&exec->stack,
+ maxp->maxStackElements + 32 );
+ exec->stackSize = (FT_UInt)tmp;
+ if ( error )
+ return error;
+
+ tmp = exec->glyphSize;
+ error = Update_Max( exec->memory,
+ &tmp,
+ sizeof ( FT_Byte ),
+ (void*)&exec->glyphIns,
+ maxp->maxSizeOfInstructions );
+ exec->glyphSize = (FT_UShort)tmp;
+ if ( error )
+ return error;
+
+ exec->pts.n_points = 0;
+ exec->pts.n_contours = 0;
+
+ exec->zp1 = exec->pts;
+ exec->zp2 = exec->pts;
+ exec->zp0 = exec->pts;
+
+ exec->instruction_trap = FALSE;
+
+ return TT_Err_Ok;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* TT_Save_Context */
+ /* */
+ /* <Description> */
+ /* Saves the code ranges in a `size' object. */
+ /* */
+ /* <Input> */
+ /* exec :: A handle to the source execution context. */
+ /* */
+ /* <InOut> */
+ /* size :: A handle to the target size object. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ /* <Note> */
+ /* Only the glyph loader and debugger should call this function. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ TT_Save_Context( TT_ExecContext exec,
+ TT_Size size )
+ {
+ FT_Int i;
+
+
+ /* XXX: Will probably disappear soon with all the code range */
+ /* management, which is now rather obsolete. */
+ /* */
+ size->num_function_defs = exec->numFDefs;
+ size->num_instruction_defs = exec->numIDefs;
+
+ size->max_func = exec->maxFunc;
+ size->max_ins = exec->maxIns;
+
+ for ( i = 0; i < TT_MAX_CODE_RANGES; i++ )
+ size->codeRangeTable[i] = exec->codeRangeTable[i];
+
+ return TT_Err_Ok;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* TT_Run_Context */
+ /* */
+ /* <Description> */
+ /* Executes one or more instructions in the execution context. */
+ /* */
+ /* <Input> */
+ /* debug :: A Boolean flag. If set, the function sets some internal */
+ /* variables and returns immediately, otherwise TT_RunIns() */
+ /* is called. */
+ /* */
+ /* This is commented out currently. */
+ /* */
+ /* <Input> */
+ /* exec :: A handle to the target execution context. */
+ /* */
+ /* <Return> */
+ /* TrueType error code. 0 means success. */
+ /* */
+ /* <Note> */
+ /* Only the glyph loader and debugger should call this function. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ TT_Run_Context( TT_ExecContext exec,
+ FT_Bool debug )
+ {
+ FT_Error error;
+
+
+ if ( ( error = TT_Goto_CodeRange( exec, tt_coderange_glyph, 0 ) )
+ != TT_Err_Ok )
+ return error;
+
+ exec->zp0 = exec->pts;
+ exec->zp1 = exec->pts;
+ exec->zp2 = exec->pts;
+
+ exec->GS.gep0 = 1;
+ exec->GS.gep1 = 1;
+ exec->GS.gep2 = 1;
+
+ exec->GS.projVector.x = 0x4000;
+ exec->GS.projVector.y = 0x0000;
+
+ exec->GS.freeVector = exec->GS.projVector;
+ exec->GS.dualVector = exec->GS.projVector;
+
+#ifdef TT_CONFIG_OPTION_UNPATENTED_HINTING
+ exec->GS.both_x_axis = TRUE;
+#endif
+
+ exec->GS.round_state = 1;
+ exec->GS.loop = 1;
+
+ /* some glyphs leave something on the stack. so we clean it */
+ /* before a new execution. */
+ exec->top = 0;
+ exec->callTop = 0;
+
+#if 1
+ FT_UNUSED( debug );
+
+ return exec->face->interpreter( exec );
+#else
+ if ( !debug )
+ return TT_RunIns( exec );
+ else
+ return TT_Err_Ok;
+#endif
+ }
+
+
+ /* The default value for `scan_control' is documented as FALSE in the */
+ /* TrueType specification. This is confusing since it implies a */
+ /* Boolean value. However, this is not the case, thus both the */
+ /* default values of our `scan_type' and `scan_control' fields (which */
+ /* the documentation's `scan_control' variable is split into) are */
+ /* zero. */
+
+ const TT_GraphicsState tt_default_graphics_state =
+ {
+ 0, 0, 0,
+ { 0x4000, 0 },
+ { 0x4000, 0 },
+ { 0x4000, 0 },
+
+#ifdef TT_CONFIG_OPTION_UNPATENTED_HINTING
+ TRUE,
+#endif
+
+ 1, 64, 1,
+ TRUE, 68, 0, 0, 9, 3,
+ 0, FALSE, 0, 1, 1, 1
+ };
+
+
+ /* documentation is in ttinterp.h */
+
+ FT_EXPORT_DEF( TT_ExecContext )
+ TT_New_Context( TT_Driver driver )
+ {
+ TT_ExecContext exec;
+ FT_Memory memory;
+
+
+ memory = driver->root.root.memory;
+ exec = driver->context;
+
+ if ( !driver->context )
+ {
+ FT_Error error;
+
+
+ /* allocate object */
+ if ( FT_NEW( exec ) )
+ goto Fail;
+
+ /* initialize it; in case of error this deallocates `exec' too */
+ error = Init_Context( exec, memory );
+ if ( error )
+ goto Fail;
+
+ /* store it into the driver */
+ driver->context = exec;
+ }
+
+ return driver->context;
+
+ Fail:
+ return NULL;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* Before an opcode is executed, the interpreter verifies that there are */
+ /* enough arguments on the stack, with the help of the `Pop_Push_Count' */
+ /* table. */
+ /* */
+ /* For each opcode, the first column gives the number of arguments that */
+ /* are popped from the stack; the second one gives the number of those */
+ /* that are pushed in result. */
+ /* */
+ /* Opcodes which have a varying number of parameters in the data stream */
+ /* (NPUSHB, NPUSHW) are handled specially; they have a negative value in */
+ /* the `opcode_length' table, and the value in `Pop_Push_Count' is set */
+ /* to zero. */
+ /* */
+ /*************************************************************************/
+
+
+#undef PACK
+#define PACK( x, y ) ( ( x << 4 ) | y )
+
+
+ static
+ const FT_Byte Pop_Push_Count[256] =
+ {
+ /* opcodes are gathered in groups of 16 */
+ /* please keep the spaces as they are */
+
+ /* SVTCA y */ PACK( 0, 0 ),
+ /* SVTCA x */ PACK( 0, 0 ),
+ /* SPvTCA y */ PACK( 0, 0 ),
+ /* SPvTCA x */ PACK( 0, 0 ),
+ /* SFvTCA y */ PACK( 0, 0 ),
+ /* SFvTCA x */ PACK( 0, 0 ),
+ /* SPvTL // */ PACK( 2, 0 ),
+ /* SPvTL + */ PACK( 2, 0 ),
+ /* SFvTL // */ PACK( 2, 0 ),
+ /* SFvTL + */ PACK( 2, 0 ),
+ /* SPvFS */ PACK( 2, 0 ),
+ /* SFvFS */ PACK( 2, 0 ),
+ /* GPV */ PACK( 0, 2 ),
+ /* GFV */ PACK( 0, 2 ),
+ /* SFvTPv */ PACK( 0, 0 ),
+ /* ISECT */ PACK( 5, 0 ),
+
+ /* SRP0 */ PACK( 1, 0 ),
+ /* SRP1 */ PACK( 1, 0 ),
+ /* SRP2 */ PACK( 1, 0 ),
+ /* SZP0 */ PACK( 1, 0 ),
+ /* SZP1 */ PACK( 1, 0 ),
+ /* SZP2 */ PACK( 1, 0 ),
+ /* SZPS */ PACK( 1, 0 ),
+ /* SLOOP */ PACK( 1, 0 ),
+ /* RTG */ PACK( 0, 0 ),
+ /* RTHG */ PACK( 0, 0 ),
+ /* SMD */ PACK( 1, 0 ),
+ /* ELSE */ PACK( 0, 0 ),
+ /* JMPR */ PACK( 1, 0 ),
+ /* SCvTCi */ PACK( 1, 0 ),
+ /* SSwCi */ PACK( 1, 0 ),
+ /* SSW */ PACK( 1, 0 ),
+
+ /* DUP */ PACK( 1, 2 ),
+ /* POP */ PACK( 1, 0 ),
+ /* CLEAR */ PACK( 0, 0 ),
+ /* SWAP */ PACK( 2, 2 ),
+ /* DEPTH */ PACK( 0, 1 ),
+ /* CINDEX */ PACK( 1, 1 ),
+ /* MINDEX */ PACK( 1, 0 ),
+ /* AlignPTS */ PACK( 2, 0 ),
+ /* INS_$28 */ PACK( 0, 0 ),
+ /* UTP */ PACK( 1, 0 ),
+ /* LOOPCALL */ PACK( 2, 0 ),
+ /* CALL */ PACK( 1, 0 ),
+ /* FDEF */ PACK( 1, 0 ),
+ /* ENDF */ PACK( 0, 0 ),
+ /* MDAP[0] */ PACK( 1, 0 ),
+ /* MDAP[1] */ PACK( 1, 0 ),
+
+ /* IUP[0] */ PACK( 0, 0 ),
+ /* IUP[1] */ PACK( 0, 0 ),
+ /* SHP[0] */ PACK( 0, 0 ),
+ /* SHP[1] */ PACK( 0, 0 ),
+ /* SHC[0] */ PACK( 1, 0 ),
+ /* SHC[1] */ PACK( 1, 0 ),
+ /* SHZ[0] */ PACK( 1, 0 ),
+ /* SHZ[1] */ PACK( 1, 0 ),
+ /* SHPIX */ PACK( 1, 0 ),
+ /* IP */ PACK( 0, 0 ),
+ /* MSIRP[0] */ PACK( 2, 0 ),
+ /* MSIRP[1] */ PACK( 2, 0 ),
+ /* AlignRP */ PACK( 0, 0 ),
+ /* RTDG */ PACK( 0, 0 ),
+ /* MIAP[0] */ PACK( 2, 0 ),
+ /* MIAP[1] */ PACK( 2, 0 ),
+
+ /* NPushB */ PACK( 0, 0 ),
+ /* NPushW */ PACK( 0, 0 ),
+ /* WS */ PACK( 2, 0 ),
+ /* RS */ PACK( 1, 1 ),
+ /* WCvtP */ PACK( 2, 0 ),
+ /* RCvt */ PACK( 1, 1 ),
+ /* GC[0] */ PACK( 1, 1 ),
+ /* GC[1] */ PACK( 1, 1 ),
+ /* SCFS */ PACK( 2, 0 ),
+ /* MD[0] */ PACK( 2, 1 ),
+ /* MD[1] */ PACK( 2, 1 ),
+ /* MPPEM */ PACK( 0, 1 ),
+ /* MPS */ PACK( 0, 1 ),
+ /* FlipON */ PACK( 0, 0 ),
+ /* FlipOFF */ PACK( 0, 0 ),
+ /* DEBUG */ PACK( 1, 0 ),
+
+ /* LT */ PACK( 2, 1 ),
+ /* LTEQ */ PACK( 2, 1 ),
+ /* GT */ PACK( 2, 1 ),
+ /* GTEQ */ PACK( 2, 1 ),
+ /* EQ */ PACK( 2, 1 ),
+ /* NEQ */ PACK( 2, 1 ),
+ /* ODD */ PACK( 1, 1 ),
+ /* EVEN */ PACK( 1, 1 ),
+ /* IF */ PACK( 1, 0 ),
+ /* EIF */ PACK( 0, 0 ),
+ /* AND */ PACK( 2, 1 ),
+ /* OR */ PACK( 2, 1 ),
+ /* NOT */ PACK( 1, 1 ),
+ /* DeltaP1 */ PACK( 1, 0 ),
+ /* SDB */ PACK( 1, 0 ),
+ /* SDS */ PACK( 1, 0 ),
+
+ /* ADD */ PACK( 2, 1 ),
+ /* SUB */ PACK( 2, 1 ),
+ /* DIV */ PACK( 2, 1 ),
+ /* MUL */ PACK( 2, 1 ),
+ /* ABS */ PACK( 1, 1 ),
+ /* NEG */ PACK( 1, 1 ),
+ /* FLOOR */ PACK( 1, 1 ),
+ /* CEILING */ PACK( 1, 1 ),
+ /* ROUND[0] */ PACK( 1, 1 ),
+ /* ROUND[1] */ PACK( 1, 1 ),
+ /* ROUND[2] */ PACK( 1, 1 ),
+ /* ROUND[3] */ PACK( 1, 1 ),
+ /* NROUND[0] */ PACK( 1, 1 ),
+ /* NROUND[1] */ PACK( 1, 1 ),
+ /* NROUND[2] */ PACK( 1, 1 ),
+ /* NROUND[3] */ PACK( 1, 1 ),
+
+ /* WCvtF */ PACK( 2, 0 ),
+ /* DeltaP2 */ PACK( 1, 0 ),
+ /* DeltaP3 */ PACK( 1, 0 ),
+ /* DeltaCn[0] */ PACK( 1, 0 ),
+ /* DeltaCn[1] */ PACK( 1, 0 ),
+ /* DeltaCn[2] */ PACK( 1, 0 ),
+ /* SROUND */ PACK( 1, 0 ),
+ /* S45Round */ PACK( 1, 0 ),
+ /* JROT */ PACK( 2, 0 ),
+ /* JROF */ PACK( 2, 0 ),
+ /* ROFF */ PACK( 0, 0 ),
+ /* INS_$7B */ PACK( 0, 0 ),
+ /* RUTG */ PACK( 0, 0 ),
+ /* RDTG */ PACK( 0, 0 ),
+ /* SANGW */ PACK( 1, 0 ),
+ /* AA */ PACK( 1, 0 ),
+
+ /* FlipPT */ PACK( 0, 0 ),
+ /* FlipRgON */ PACK( 2, 0 ),
+ /* FlipRgOFF */ PACK( 2, 0 ),
+ /* INS_$83 */ PACK( 0, 0 ),
+ /* INS_$84 */ PACK( 0, 0 ),
+ /* ScanCTRL */ PACK( 1, 0 ),
+ /* SDPVTL[0] */ PACK( 2, 0 ),
+ /* SDPVTL[1] */ PACK( 2, 0 ),
+ /* GetINFO */ PACK( 1, 1 ),
+ /* IDEF */ PACK( 1, 0 ),
+ /* ROLL */ PACK( 3, 3 ),
+ /* MAX */ PACK( 2, 1 ),
+ /* MIN */ PACK( 2, 1 ),
+ /* ScanTYPE */ PACK( 1, 0 ),
+ /* InstCTRL */ PACK( 2, 0 ),
+ /* INS_$8F */ PACK( 0, 0 ),
+
+ /* INS_$90 */ PACK( 0, 0 ),
+ /* INS_$91 */ PACK( 0, 0 ),
+ /* INS_$92 */ PACK( 0, 0 ),
+ /* INS_$93 */ PACK( 0, 0 ),
+ /* INS_$94 */ PACK( 0, 0 ),
+ /* INS_$95 */ PACK( 0, 0 ),
+ /* INS_$96 */ PACK( 0, 0 ),
+ /* INS_$97 */ PACK( 0, 0 ),
+ /* INS_$98 */ PACK( 0, 0 ),
+ /* INS_$99 */ PACK( 0, 0 ),
+ /* INS_$9A */ PACK( 0, 0 ),
+ /* INS_$9B */ PACK( 0, 0 ),
+ /* INS_$9C */ PACK( 0, 0 ),
+ /* INS_$9D */ PACK( 0, 0 ),
+ /* INS_$9E */ PACK( 0, 0 ),
+ /* INS_$9F */ PACK( 0, 0 ),
+
+ /* INS_$A0 */ PACK( 0, 0 ),
+ /* INS_$A1 */ PACK( 0, 0 ),
+ /* INS_$A2 */ PACK( 0, 0 ),
+ /* INS_$A3 */ PACK( 0, 0 ),
+ /* INS_$A4 */ PACK( 0, 0 ),
+ /* INS_$A5 */ PACK( 0, 0 ),
+ /* INS_$A6 */ PACK( 0, 0 ),
+ /* INS_$A7 */ PACK( 0, 0 ),
+ /* INS_$A8 */ PACK( 0, 0 ),
+ /* INS_$A9 */ PACK( 0, 0 ),
+ /* INS_$AA */ PACK( 0, 0 ),
+ /* INS_$AB */ PACK( 0, 0 ),
+ /* INS_$AC */ PACK( 0, 0 ),
+ /* INS_$AD */ PACK( 0, 0 ),
+ /* INS_$AE */ PACK( 0, 0 ),
+ /* INS_$AF */ PACK( 0, 0 ),
+
+ /* PushB[0] */ PACK( 0, 1 ),
+ /* PushB[1] */ PACK( 0, 2 ),
+ /* PushB[2] */ PACK( 0, 3 ),
+ /* PushB[3] */ PACK( 0, 4 ),
+ /* PushB[4] */ PACK( 0, 5 ),
+ /* PushB[5] */ PACK( 0, 6 ),
+ /* PushB[6] */ PACK( 0, 7 ),
+ /* PushB[7] */ PACK( 0, 8 ),
+ /* PushW[0] */ PACK( 0, 1 ),
+ /* PushW[1] */ PACK( 0, 2 ),
+ /* PushW[2] */ PACK( 0, 3 ),
+ /* PushW[3] */ PACK( 0, 4 ),
+ /* PushW[4] */ PACK( 0, 5 ),
+ /* PushW[5] */ PACK( 0, 6 ),
+ /* PushW[6] */ PACK( 0, 7 ),
+ /* PushW[7] */ PACK( 0, 8 ),
+
+ /* MDRP[00] */ PACK( 1, 0 ),
+ /* MDRP[01] */ PACK( 1, 0 ),
+ /* MDRP[02] */ PACK( 1, 0 ),
+ /* MDRP[03] */ PACK( 1, 0 ),
+ /* MDRP[04] */ PACK( 1, 0 ),
+ /* MDRP[05] */ PACK( 1, 0 ),
+ /* MDRP[06] */ PACK( 1, 0 ),
+ /* MDRP[07] */ PACK( 1, 0 ),
+ /* MDRP[08] */ PACK( 1, 0 ),
+ /* MDRP[09] */ PACK( 1, 0 ),
+ /* MDRP[10] */ PACK( 1, 0 ),
+ /* MDRP[11] */ PACK( 1, 0 ),
+ /* MDRP[12] */ PACK( 1, 0 ),
+ /* MDRP[13] */ PACK( 1, 0 ),
+ /* MDRP[14] */ PACK( 1, 0 ),
+ /* MDRP[15] */ PACK( 1, 0 ),
+
+ /* MDRP[16] */ PACK( 1, 0 ),
+ /* MDRP[17] */ PACK( 1, 0 ),
+ /* MDRP[18] */ PACK( 1, 0 ),
+ /* MDRP[19] */ PACK( 1, 0 ),
+ /* MDRP[20] */ PACK( 1, 0 ),
+ /* MDRP[21] */ PACK( 1, 0 ),
+ /* MDRP[22] */ PACK( 1, 0 ),
+ /* MDRP[23] */ PACK( 1, 0 ),
+ /* MDRP[24] */ PACK( 1, 0 ),
+ /* MDRP[25] */ PACK( 1, 0 ),
+ /* MDRP[26] */ PACK( 1, 0 ),
+ /* MDRP[27] */ PACK( 1, 0 ),
+ /* MDRP[28] */ PACK( 1, 0 ),
+ /* MDRP[29] */ PACK( 1, 0 ),
+ /* MDRP[30] */ PACK( 1, 0 ),
+ /* MDRP[31] */ PACK( 1, 0 ),
+
+ /* MIRP[00] */ PACK( 2, 0 ),
+ /* MIRP[01] */ PACK( 2, 0 ),
+ /* MIRP[02] */ PACK( 2, 0 ),
+ /* MIRP[03] */ PACK( 2, 0 ),
+ /* MIRP[04] */ PACK( 2, 0 ),
+ /* MIRP[05] */ PACK( 2, 0 ),
+ /* MIRP[06] */ PACK( 2, 0 ),
+ /* MIRP[07] */ PACK( 2, 0 ),
+ /* MIRP[08] */ PACK( 2, 0 ),
+ /* MIRP[09] */ PACK( 2, 0 ),
+ /* MIRP[10] */ PACK( 2, 0 ),
+ /* MIRP[11] */ PACK( 2, 0 ),
+ /* MIRP[12] */ PACK( 2, 0 ),
+ /* MIRP[13] */ PACK( 2, 0 ),
+ /* MIRP[14] */ PACK( 2, 0 ),
+ /* MIRP[15] */ PACK( 2, 0 ),
+
+ /* MIRP[16] */ PACK( 2, 0 ),
+ /* MIRP[17] */ PACK( 2, 0 ),
+ /* MIRP[18] */ PACK( 2, 0 ),
+ /* MIRP[19] */ PACK( 2, 0 ),
+ /* MIRP[20] */ PACK( 2, 0 ),
+ /* MIRP[21] */ PACK( 2, 0 ),
+ /* MIRP[22] */ PACK( 2, 0 ),
+ /* MIRP[23] */ PACK( 2, 0 ),
+ /* MIRP[24] */ PACK( 2, 0 ),
+ /* MIRP[25] */ PACK( 2, 0 ),
+ /* MIRP[26] */ PACK( 2, 0 ),
+ /* MIRP[27] */ PACK( 2, 0 ),
+ /* MIRP[28] */ PACK( 2, 0 ),
+ /* MIRP[29] */ PACK( 2, 0 ),
+ /* MIRP[30] */ PACK( 2, 0 ),
+ /* MIRP[31] */ PACK( 2, 0 )
+ };
+
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+
+ static
+ const char* const opcode_name[256] =
+ {
+ "SVTCA y",
+ "SVTCA x",
+ "SPvTCA y",
+ "SPvTCA x",
+ "SFvTCA y",
+ "SFvTCA x",
+ "SPvTL ||",
+ "SPvTL +",
+ "SFvTL ||",
+ "SFvTL +",
+ "SPvFS",
+ "SFvFS",
+ "GPV",
+ "GFV",
+ "SFvTPv",
+ "ISECT",
+
+ "SRP0",
+ "SRP1",
+ "SRP2",
+ "SZP0",
+ "SZP1",
+ "SZP2",
+ "SZPS",
+ "SLOOP",
+ "RTG",
+ "RTHG",
+ "SMD",
+ "ELSE",
+ "JMPR",
+ "SCvTCi",
+ "SSwCi",
+ "SSW",
+
+ "DUP",
+ "POP",
+ "CLEAR",
+ "SWAP",
+ "DEPTH",
+ "CINDEX",
+ "MINDEX",
+ "AlignPTS",
+ "INS_$28",
+ "UTP",
+ "LOOPCALL",
+ "CALL",
+ "FDEF",
+ "ENDF",
+ "MDAP[0]",
+ "MDAP[1]",
+
+ "IUP[0]",
+ "IUP[1]",
+ "SHP[0]",
+ "SHP[1]",
+ "SHC[0]",
+ "SHC[1]",
+ "SHZ[0]",
+ "SHZ[1]",
+ "SHPIX",
+ "IP",
+ "MSIRP[0]",
+ "MSIRP[1]",
+ "AlignRP",
+ "RTDG",
+ "MIAP[0]",
+ "MIAP[1]",
+
+ "NPushB",
+ "NPushW",
+ "WS",
+ "RS",
+ "WCvtP",
+ "RCvt",
+ "GC[0]",
+ "GC[1]",
+ "SCFS",
+ "MD[0]",
+ "MD[1]",
+ "MPPEM",
+ "MPS",
+ "FlipON",
+ "FlipOFF",
+ "DEBUG",
+
+ "LT",
+ "LTEQ",
+ "GT",
+ "GTEQ",
+ "EQ",
+ "NEQ",
+ "ODD",
+ "EVEN",
+ "IF",
+ "EIF",
+ "AND",
+ "OR",
+ "NOT",
+ "DeltaP1",
+ "SDB",
+ "SDS",
+
+ "ADD",
+ "SUB",
+ "DIV",
+ "MUL",
+ "ABS",
+ "NEG",
+ "FLOOR",
+ "CEILING",
+ "ROUND[0]",
+ "ROUND[1]",
+ "ROUND[2]",
+ "ROUND[3]",
+ "NROUND[0]",
+ "NROUND[1]",
+ "NROUND[2]",
+ "NROUND[3]",
+
+ "WCvtF",
+ "DeltaP2",
+ "DeltaP3",
+ "DeltaCn[0]",
+ "DeltaCn[1]",
+ "DeltaCn[2]",
+ "SROUND",
+ "S45Round",
+ "JROT",
+ "JROF",
+ "ROFF",
+ "INS_$7B",
+ "RUTG",
+ "RDTG",
+ "SANGW",
+ "AA",
+
+ "FlipPT",
+ "FlipRgON",
+ "FlipRgOFF",
+ "INS_$83",
+ "INS_$84",
+ "ScanCTRL",
+ "SDVPTL[0]",
+ "SDVPTL[1]",
+ "GetINFO",
+ "IDEF",
+ "ROLL",
+ "MAX",
+ "MIN",
+ "ScanTYPE",
+ "InstCTRL",
+ "INS_$8F",
+
+ "INS_$90",
+ "INS_$91",
+ "INS_$92",
+ "INS_$93",
+ "INS_$94",
+ "INS_$95",
+ "INS_$96",
+ "INS_$97",
+ "INS_$98",
+ "INS_$99",
+ "INS_$9A",
+ "INS_$9B",
+ "INS_$9C",
+ "INS_$9D",
+ "INS_$9E",
+ "INS_$9F",
+
+ "INS_$A0",
+ "INS_$A1",
+ "INS_$A2",
+ "INS_$A3",
+ "INS_$A4",
+ "INS_$A5",
+ "INS_$A6",
+ "INS_$A7",
+ "INS_$A8",
+ "INS_$A9",
+ "INS_$AA",
+ "INS_$AB",
+ "INS_$AC",
+ "INS_$AD",
+ "INS_$AE",
+ "INS_$AF",
+
+ "PushB[0]",
+ "PushB[1]",
+ "PushB[2]",
+ "PushB[3]",
+ "PushB[4]",
+ "PushB[5]",
+ "PushB[6]",
+ "PushB[7]",
+ "PushW[0]",
+ "PushW[1]",
+ "PushW[2]",
+ "PushW[3]",
+ "PushW[4]",
+ "PushW[5]",
+ "PushW[6]",
+ "PushW[7]",
+
+ "MDRP[00]",
+ "MDRP[01]",
+ "MDRP[02]",
+ "MDRP[03]",
+ "MDRP[04]",
+ "MDRP[05]",
+ "MDRP[06]",
+ "MDRP[07]",
+ "MDRP[08]",
+ "MDRP[09]",
+ "MDRP[10]",
+ "MDRP[11]",
+ "MDRP[12]",
+ "MDRP[13]",
+ "MDRP[14]",
+ "MDRP[15]",
+
+ "MDRP[16]",
+ "MDRP[17]",
+ "MDRP[18]",
+ "MDRP[19]",
+ "MDRP[20]",
+ "MDRP[21]",
+ "MDRP[22]",
+ "MDRP[23]",
+ "MDRP[24]",
+ "MDRP[25]",
+ "MDRP[26]",
+ "MDRP[27]",
+ "MDRP[28]",
+ "MDRP[29]",
+ "MDRP[30]",
+ "MDRP[31]",
+
+ "MIRP[00]",
+ "MIRP[01]",
+ "MIRP[02]",
+ "MIRP[03]",
+ "MIRP[04]",
+ "MIRP[05]",
+ "MIRP[06]",
+ "MIRP[07]",
+ "MIRP[08]",
+ "MIRP[09]",
+ "MIRP[10]",
+ "MIRP[11]",
+ "MIRP[12]",
+ "MIRP[13]",
+ "MIRP[14]",
+ "MIRP[15]",
+
+ "MIRP[16]",
+ "MIRP[17]",
+ "MIRP[18]",
+ "MIRP[19]",
+ "MIRP[20]",
+ "MIRP[21]",
+ "MIRP[22]",
+ "MIRP[23]",
+ "MIRP[24]",
+ "MIRP[25]",
+ "MIRP[26]",
+ "MIRP[27]",
+ "MIRP[28]",
+ "MIRP[29]",
+ "MIRP[30]",
+ "MIRP[31]"
+ };
+
+#endif /* FT_DEBUG_LEVEL_TRACE */
+
+
+ static
+ const FT_Char opcode_length[256] =
+ {
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+
+ -1,-2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 2, 3, 4, 5, 6, 7, 8, 9, 3, 5, 7, 9, 11,13,15,17,
+
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1
+ };
+
+#undef PACK
+
+#if 1
+
+ static FT_Int32
+ TT_MulFix14( FT_Int32 a,
+ FT_Int b )
+ {
+ FT_Int32 sign;
+ FT_UInt32 ah, al, mid, lo, hi;
+
+
+ sign = a ^ b;
+
+ if ( a < 0 )
+ a = -a;
+ if ( b < 0 )
+ b = -b;
+
+ ah = (FT_UInt32)( ( a >> 16 ) & 0xFFFFU );
+ al = (FT_UInt32)( a & 0xFFFFU );
+
+ lo = al * b;
+ mid = ah * b;
+ hi = mid >> 16;
+ mid = ( mid << 16 ) + ( 1 << 13 ); /* rounding */
+ lo += mid;
+ if ( lo < mid )
+ hi += 1;
+
+ mid = ( lo >> 14 ) | ( hi << 18 );
+
+ return sign >= 0 ? (FT_Int32)mid : -(FT_Int32)mid;
+ }
+
+#else
+
+ /* compute (a*b)/2^14 with maximal accuracy and rounding */
+ static FT_Int32
+ TT_MulFix14( FT_Int32 a,
+ FT_Int b )
+ {
+ FT_Int32 m, s, hi;
+ FT_UInt32 l, lo;
+
+
+ /* compute ax*bx as 64-bit value */
+ l = (FT_UInt32)( ( a & 0xFFFFU ) * b );
+ m = ( a >> 16 ) * b;
+
+ lo = l + (FT_UInt32)( m << 16 );
+ hi = ( m >> 16 ) + ( (FT_Int32)l >> 31 ) + ( lo < l );
+
+ /* divide the result by 2^14 with rounding */
+ s = hi >> 31;
+ l = lo + (FT_UInt32)s;
+ hi += s + ( l < lo );
+ lo = l;
+
+ l = lo + 0x2000U;
+ hi += l < lo;
+
+ return ( hi << 18 ) | ( l >> 14 );
+ }
+#endif
+
+
+ /* compute (ax*bx+ay*by)/2^14 with maximal accuracy and rounding */
+ static FT_Int32
+ TT_DotFix14( FT_Int32 ax,
+ FT_Int32 ay,
+ FT_Int bx,
+ FT_Int by )
+ {
+ FT_Int32 m, s, hi1, hi2, hi;
+ FT_UInt32 l, lo1, lo2, lo;
+
+
+ /* compute ax*bx as 64-bit value */
+ l = (FT_UInt32)( ( ax & 0xFFFFU ) * bx );
+ m = ( ax >> 16 ) * bx;
+
+ lo1 = l + (FT_UInt32)( m << 16 );
+ hi1 = ( m >> 16 ) + ( (FT_Int32)l >> 31 ) + ( lo1 < l );
+
+ /* compute ay*by as 64-bit value */
+ l = (FT_UInt32)( ( ay & 0xFFFFU ) * by );
+ m = ( ay >> 16 ) * by;
+
+ lo2 = l + (FT_UInt32)( m << 16 );
+ hi2 = ( m >> 16 ) + ( (FT_Int32)l >> 31 ) + ( lo2 < l );
+
+ /* add them */
+ lo = lo1 + lo2;
+ hi = hi1 + hi2 + ( lo < lo1 );
+
+ /* divide the result by 2^14 with rounding */
+ s = hi >> 31;
+ l = lo + (FT_UInt32)s;
+ hi += s + ( l < lo );
+ lo = l;
+
+ l = lo + 0x2000U;
+ hi += ( l < lo );
+
+ return ( hi << 18 ) | ( l >> 14 );
+ }
+
+
+ /* return length of given vector */
+
+#if 0
+
+ static FT_Int32
+ TT_VecLen( FT_Int32 x,
+ FT_Int32 y )
+ {
+ FT_Int32 m, hi1, hi2, hi;
+ FT_UInt32 l, lo1, lo2, lo;
+
+
+ /* compute x*x as 64-bit value */
+ lo = (FT_UInt32)( x & 0xFFFFU );
+ hi = x >> 16;
+
+ l = lo * lo;
+ m = hi * lo;
+ hi = hi * hi;
+
+ lo1 = l + (FT_UInt32)( m << 17 );
+ hi1 = hi + ( m >> 15 ) + ( lo1 < l );
+
+ /* compute y*y as 64-bit value */
+ lo = (FT_UInt32)( y & 0xFFFFU );
+ hi = y >> 16;
+
+ l = lo * lo;
+ m = hi * lo;
+ hi = hi * hi;
+
+ lo2 = l + (FT_UInt32)( m << 17 );
+ hi2 = hi + ( m >> 15 ) + ( lo2 < l );
+
+ /* add them to get 'x*x+y*y' as 64-bit value */
+ lo = lo1 + lo2;
+ hi = hi1 + hi2 + ( lo < lo1 );
+
+ /* compute the square root of this value */
+ {
+ FT_UInt32 root, rem, test_div;
+ FT_Int count;
+
+
+ root = 0;
+
+ {
+ rem = 0;
+ count = 32;
+ do
+ {
+ rem = ( rem << 2 ) | ( (FT_UInt32)hi >> 30 );
+ hi = ( hi << 2 ) | ( lo >> 30 );
+ lo <<= 2;
+ root <<= 1;
+ test_div = ( root << 1 ) + 1;
+
+ if ( rem >= test_div )
+ {
+ rem -= test_div;
+ root += 1;
+ }
+ } while ( --count );
+ }
+
+ return (FT_Int32)root;
+ }
+ }
+
+#else
+
+ /* this version uses FT_Vector_Length which computes the same value */
+ /* much, much faster.. */
+ /* */
+ static FT_F26Dot6
+ TT_VecLen( FT_F26Dot6 X,
+ FT_F26Dot6 Y )
+ {
+ FT_Vector v;
+
+
+ v.x = X;
+ v.y = Y;
+
+ return FT_Vector_Length( &v );
+ }
+
+#endif
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Current_Ratio */
+ /* */
+ /* <Description> */
+ /* Returns the current aspect ratio scaling factor depending on the */
+ /* projection vector's state and device resolutions. */
+ /* */
+ /* <Return> */
+ /* The aspect ratio in 16.16 format, always <= 1.0 . */
+ /* */
+ static FT_Long
+ Current_Ratio( EXEC_OP )
+ {
+ if ( !CUR.tt_metrics.ratio )
+ {
+#ifdef TT_CONFIG_OPTION_UNPATENTED_HINTING
+ if ( CUR.face->unpatented_hinting )
+ {
+ if ( CUR.GS.both_x_axis )
+ CUR.tt_metrics.ratio = CUR.tt_metrics.x_ratio;
+ else
+ CUR.tt_metrics.ratio = CUR.tt_metrics.y_ratio;
+ }
+ else
+#endif
+ {
+ if ( CUR.GS.projVector.y == 0 )
+ CUR.tt_metrics.ratio = CUR.tt_metrics.x_ratio;
+
+ else if ( CUR.GS.projVector.x == 0 )
+ CUR.tt_metrics.ratio = CUR.tt_metrics.y_ratio;
+
+ else
+ {
+ FT_Long x, y;
+
+
+ x = TT_MULDIV( CUR.GS.projVector.x,
+ CUR.tt_metrics.x_ratio, 0x4000 );
+ y = TT_MULDIV( CUR.GS.projVector.y,
+ CUR.tt_metrics.y_ratio, 0x4000 );
+ CUR.tt_metrics.ratio = TT_VecLen( x, y );
+ }
+ }
+ }
+ return CUR.tt_metrics.ratio;
+ }
+
+
+ static FT_Long
+ Current_Ppem( EXEC_OP )
+ {
+ return TT_MULFIX( CUR.tt_metrics.ppem, CURRENT_Ratio() );
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* Functions related to the control value table (CVT). */
+ /* */
+ /*************************************************************************/
+
+
+ FT_CALLBACK_DEF( FT_F26Dot6 )
+ Read_CVT( EXEC_OP_ FT_ULong idx )
+ {
+ return CUR.cvt[idx];
+ }
+
+
+ FT_CALLBACK_DEF( FT_F26Dot6 )
+ Read_CVT_Stretched( EXEC_OP_ FT_ULong idx )
+ {
+ return TT_MULFIX( CUR.cvt[idx], CURRENT_Ratio() );
+ }
+
+
+ FT_CALLBACK_DEF( void )
+ Write_CVT( EXEC_OP_ FT_ULong idx,
+ FT_F26Dot6 value )
+ {
+ CUR.cvt[idx] = value;
+ }
+
+
+ FT_CALLBACK_DEF( void )
+ Write_CVT_Stretched( EXEC_OP_ FT_ULong idx,
+ FT_F26Dot6 value )
+ {
+ CUR.cvt[idx] = FT_DivFix( value, CURRENT_Ratio() );
+ }
+
+
+ FT_CALLBACK_DEF( void )
+ Move_CVT( EXEC_OP_ FT_ULong idx,
+ FT_F26Dot6 value )
+ {
+ CUR.cvt[idx] += value;
+ }
+
+
+ FT_CALLBACK_DEF( void )
+ Move_CVT_Stretched( EXEC_OP_ FT_ULong idx,
+ FT_F26Dot6 value )
+ {
+ CUR.cvt[idx] += FT_DivFix( value, CURRENT_Ratio() );
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* GetShortIns */
+ /* */
+ /* <Description> */
+ /* Returns a short integer taken from the instruction stream at */
+ /* address IP. */
+ /* */
+ /* <Return> */
+ /* Short read at code[IP]. */
+ /* */
+ /* <Note> */
+ /* This one could become a macro. */
+ /* */
+ static FT_Short
+ GetShortIns( EXEC_OP )
+ {
+ /* Reading a byte stream so there is no endianess (DaveP) */
+ CUR.IP += 2;
+ return (FT_Short)( ( CUR.code[CUR.IP - 2] << 8 ) +
+ CUR.code[CUR.IP - 1] );
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Ins_Goto_CodeRange */
+ /* */
+ /* <Description> */
+ /* Goes to a certain code range in the instruction stream. */
+ /* */
+ /* <Input> */
+ /* aRange :: The index of the code range. */
+ /* */
+ /* aIP :: The new IP address in the code range. */
+ /* */
+ /* <Return> */
+ /* SUCCESS or FAILURE. */
+ /* */
+ static FT_Bool
+ Ins_Goto_CodeRange( EXEC_OP_ FT_Int aRange,
+ FT_ULong aIP )
+ {
+ TT_CodeRange* range;
+
+
+ if ( aRange < 1 || aRange > 3 )
+ {
+ CUR.error = TT_Err_Bad_Argument;
+ return FAILURE;
+ }
+
+ range = &CUR.codeRangeTable[aRange - 1];
+
+ if ( range->base == NULL ) /* invalid coderange */
+ {
+ CUR.error = TT_Err_Invalid_CodeRange;
+ return FAILURE;
+ }
+
+ /* NOTE: Because the last instruction of a program may be a CALL */
+ /* which will return to the first byte *after* the code */
+ /* range, we test for aIP <= Size, instead of aIP < Size. */
+
+ if ( aIP > range->size )
+ {
+ CUR.error = TT_Err_Code_Overflow;
+ return FAILURE;
+ }
+
+ CUR.code = range->base;
+ CUR.codeSize = range->size;
+ CUR.IP = aIP;
+ CUR.curRange = aRange;
+
+ return SUCCESS;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Direct_Move */
+ /* */
+ /* <Description> */
+ /* Moves a point by a given distance along the freedom vector. The */
+ /* point will be `touched'. */
+ /* */
+ /* <Input> */
+ /* point :: The index of the point to move. */
+ /* */
+ /* distance :: The distance to apply. */
+ /* */
+ /* <InOut> */
+ /* zone :: The affected glyph zone. */
+ /* */
+ static void
+ Direct_Move( EXEC_OP_ TT_GlyphZone zone,
+ FT_UShort point,
+ FT_F26Dot6 distance )
+ {
+ FT_F26Dot6 v;
+
+
+#ifdef TT_CONFIG_OPTION_UNPATENTED_HINTING
+ FT_ASSERT( !CUR.face->unpatented_hinting );
+#endif
+
+ v = CUR.GS.freeVector.x;
+
+ if ( v != 0 )
+ {
+ zone->cur[point].x += TT_MULDIV( distance,
+ v * 0x10000L,
+ CUR.F_dot_P );
+
+ zone->tags[point] |= FT_CURVE_TAG_TOUCH_X;
+ }
+
+ v = CUR.GS.freeVector.y;
+
+ if ( v != 0 )
+ {
+ zone->cur[point].y += TT_MULDIV( distance,
+ v * 0x10000L,
+ CUR.F_dot_P );
+
+ zone->tags[point] |= FT_CURVE_TAG_TOUCH_Y;
+ }
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Direct_Move_Orig */
+ /* */
+ /* <Description> */
+ /* Moves the *original* position of a point by a given distance along */
+ /* the freedom vector. Obviously, the point will not be `touched'. */
+ /* */
+ /* <Input> */
+ /* point :: The index of the point to move. */
+ /* */
+ /* distance :: The distance to apply. */
+ /* */
+ /* <InOut> */
+ /* zone :: The affected glyph zone. */
+ /* */
+ static void
+ Direct_Move_Orig( EXEC_OP_ TT_GlyphZone zone,
+ FT_UShort point,
+ FT_F26Dot6 distance )
+ {
+ FT_F26Dot6 v;
+
+
+#ifdef TT_CONFIG_OPTION_UNPATENTED_HINTING
+ FT_ASSERT( !CUR.face->unpatented_hinting );
+#endif
+
+ v = CUR.GS.freeVector.x;
+
+ if ( v != 0 )
+ zone->org[point].x += TT_MULDIV( distance,
+ v * 0x10000L,
+ CUR.F_dot_P );
+
+ v = CUR.GS.freeVector.y;
+
+ if ( v != 0 )
+ zone->org[point].y += TT_MULDIV( distance,
+ v * 0x10000L,
+ CUR.F_dot_P );
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* Special versions of Direct_Move() */
+ /* */
+ /* The following versions are used whenever both vectors are both */
+ /* along one of the coordinate unit vectors, i.e. in 90% of the cases. */
+ /* */
+ /*************************************************************************/
+
+
+ static void
+ Direct_Move_X( EXEC_OP_ TT_GlyphZone zone,
+ FT_UShort point,
+ FT_F26Dot6 distance )
+ {
+ FT_UNUSED_EXEC;
+
+ zone->cur[point].x += distance;
+ zone->tags[point] |= FT_CURVE_TAG_TOUCH_X;
+ }
+
+
+ static void
+ Direct_Move_Y( EXEC_OP_ TT_GlyphZone zone,
+ FT_UShort point,
+ FT_F26Dot6 distance )
+ {
+ FT_UNUSED_EXEC;
+
+ zone->cur[point].y += distance;
+ zone->tags[point] |= FT_CURVE_TAG_TOUCH_Y;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* Special versions of Direct_Move_Orig() */
+ /* */
+ /* The following versions are used whenever both vectors are both */
+ /* along one of the coordinate unit vectors, i.e. in 90% of the cases. */
+ /* */
+ /*************************************************************************/
+
+
+ static void
+ Direct_Move_Orig_X( EXEC_OP_ TT_GlyphZone zone,
+ FT_UShort point,
+ FT_F26Dot6 distance )
+ {
+ FT_UNUSED_EXEC;
+
+ zone->org[point].x += distance;
+ }
+
+
+ static void
+ Direct_Move_Orig_Y( EXEC_OP_ TT_GlyphZone zone,
+ FT_UShort point,
+ FT_F26Dot6 distance )
+ {
+ FT_UNUSED_EXEC;
+
+ zone->org[point].y += distance;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Round_None */
+ /* */
+ /* <Description> */
+ /* Does not round, but adds engine compensation. */
+ /* */
+ /* <Input> */
+ /* distance :: The distance (not) to round. */
+ /* */
+ /* compensation :: The engine compensation. */
+ /* */
+ /* <Return> */
+ /* The compensated distance. */
+ /* */
+ /* <Note> */
+ /* The TrueType specification says very few about the relationship */
+ /* between rounding and engine compensation. However, it seems from */
+ /* the description of super round that we should add the compensation */
+ /* before rounding. */
+ /* */
+ static FT_F26Dot6
+ Round_None( EXEC_OP_ FT_F26Dot6 distance,
+ FT_F26Dot6 compensation )
+ {
+ FT_F26Dot6 val;
+
+ FT_UNUSED_EXEC;
+
+
+ if ( distance >= 0 )
+ {
+ val = distance + compensation;
+ if ( distance && val < 0 )
+ val = 0;
+ }
+ else
+ {
+ val = distance - compensation;
+ if ( val > 0 )
+ val = 0;
+ }
+ return val;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Round_To_Grid */
+ /* */
+ /* <Description> */
+ /* Rounds value to grid after adding engine compensation. */
+ /* */
+ /* <Input> */
+ /* distance :: The distance to round. */
+ /* */
+ /* compensation :: The engine compensation. */
+ /* */
+ /* <Return> */
+ /* Rounded distance. */
+ /* */
+ static FT_F26Dot6
+ Round_To_Grid( EXEC_OP_ FT_F26Dot6 distance,
+ FT_F26Dot6 compensation )
+ {
+ FT_F26Dot6 val;
+
+ FT_UNUSED_EXEC;
+
+
+ if ( distance >= 0 )
+ {
+ val = distance + compensation + 32;
+ if ( distance && val > 0 )
+ val &= ~63;
+ else
+ val = 0;
+ }
+ else
+ {
+ val = -FT_PIX_ROUND( compensation - distance );
+ if ( val > 0 )
+ val = 0;
+ }
+
+ return val;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Round_To_Half_Grid */
+ /* */
+ /* <Description> */
+ /* Rounds value to half grid after adding engine compensation. */
+ /* */
+ /* <Input> */
+ /* distance :: The distance to round. */
+ /* */
+ /* compensation :: The engine compensation. */
+ /* */
+ /* <Return> */
+ /* Rounded distance. */
+ /* */
+ static FT_F26Dot6
+ Round_To_Half_Grid( EXEC_OP_ FT_F26Dot6 distance,
+ FT_F26Dot6 compensation )
+ {
+ FT_F26Dot6 val;
+
+ FT_UNUSED_EXEC;
+
+
+ if ( distance >= 0 )
+ {
+ val = FT_PIX_FLOOR( distance + compensation ) + 32;
+ if ( distance && val < 0 )
+ val = 0;
+ }
+ else
+ {
+ val = -( FT_PIX_FLOOR( compensation - distance ) + 32 );
+ if ( val > 0 )
+ val = 0;
+ }
+
+ return val;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Round_Down_To_Grid */
+ /* */
+ /* <Description> */
+ /* Rounds value down to grid after adding engine compensation. */
+ /* */
+ /* <Input> */
+ /* distance :: The distance to round. */
+ /* */
+ /* compensation :: The engine compensation. */
+ /* */
+ /* <Return> */
+ /* Rounded distance. */
+ /* */
+ static FT_F26Dot6
+ Round_Down_To_Grid( EXEC_OP_ FT_F26Dot6 distance,
+ FT_F26Dot6 compensation )
+ {
+ FT_F26Dot6 val;
+
+ FT_UNUSED_EXEC;
+
+
+ if ( distance >= 0 )
+ {
+ val = distance + compensation;
+ if ( distance && val > 0 )
+ val &= ~63;
+ else
+ val = 0;
+ }
+ else
+ {
+ val = -( ( compensation - distance ) & -64 );
+ if ( val > 0 )
+ val = 0;
+ }
+
+ return val;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Round_Up_To_Grid */
+ /* */
+ /* <Description> */
+ /* Rounds value up to grid after adding engine compensation. */
+ /* */
+ /* <Input> */
+ /* distance :: The distance to round. */
+ /* */
+ /* compensation :: The engine compensation. */
+ /* */
+ /* <Return> */
+ /* Rounded distance. */
+ /* */
+ static FT_F26Dot6
+ Round_Up_To_Grid( EXEC_OP_ FT_F26Dot6 distance,
+ FT_F26Dot6 compensation )
+ {
+ FT_F26Dot6 val;
+
+ FT_UNUSED_EXEC;
+
+
+ if ( distance >= 0 )
+ {
+ val = distance + compensation + 63;
+ if ( distance && val > 0 )
+ val &= ~63;
+ else
+ val = 0;
+ }
+ else
+ {
+ val = - FT_PIX_CEIL( compensation - distance );
+ if ( val > 0 )
+ val = 0;
+ }
+
+ return val;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Round_To_Double_Grid */
+ /* */
+ /* <Description> */
+ /* Rounds value to double grid after adding engine compensation. */
+ /* */
+ /* <Input> */
+ /* distance :: The distance to round. */
+ /* */
+ /* compensation :: The engine compensation. */
+ /* */
+ /* <Return> */
+ /* Rounded distance. */
+ /* */
+ static FT_F26Dot6
+ Round_To_Double_Grid( EXEC_OP_ FT_F26Dot6 distance,
+ FT_F26Dot6 compensation )
+ {
+ FT_F26Dot6 val;
+
+ FT_UNUSED_EXEC;
+
+
+ if ( distance >= 0 )
+ {
+ val = distance + compensation + 16;
+ if ( distance && val > 0 )
+ val &= ~31;
+ else
+ val = 0;
+ }
+ else
+ {
+ val = -FT_PAD_ROUND( compensation - distance, 32 );
+ if ( val > 0 )
+ val = 0;
+ }
+
+ return val;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Round_Super */
+ /* */
+ /* <Description> */
+ /* Super-rounds value to grid after adding engine compensation. */
+ /* */
+ /* <Input> */
+ /* distance :: The distance to round. */
+ /* */
+ /* compensation :: The engine compensation. */
+ /* */
+ /* <Return> */
+ /* Rounded distance. */
+ /* */
+ /* <Note> */
+ /* The TrueType specification says very few about the relationship */
+ /* between rounding and engine compensation. However, it seems from */
+ /* the description of super round that we should add the compensation */
+ /* before rounding. */
+ /* */
+ static FT_F26Dot6
+ Round_Super( EXEC_OP_ FT_F26Dot6 distance,
+ FT_F26Dot6 compensation )
+ {
+ FT_F26Dot6 val;
+
+
+ if ( distance >= 0 )
+ {
+ val = ( distance - CUR.phase + CUR.threshold + compensation ) &
+ -CUR.period;
+ if ( distance && val < 0 )
+ val = 0;
+ val += CUR.phase;
+ }
+ else
+ {
+ val = -( ( CUR.threshold - CUR.phase - distance + compensation ) &
+ -CUR.period );
+ if ( val > 0 )
+ val = 0;
+ val -= CUR.phase;
+ }
+
+ return val;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Round_Super_45 */
+ /* */
+ /* <Description> */
+ /* Super-rounds value to grid after adding engine compensation. */
+ /* */
+ /* <Input> */
+ /* distance :: The distance to round. */
+ /* */
+ /* compensation :: The engine compensation. */
+ /* */
+ /* <Return> */
+ /* Rounded distance. */
+ /* */
+ /* <Note> */
+ /* There is a separate function for Round_Super_45() as we may need */
+ /* greater precision. */
+ /* */
+ static FT_F26Dot6
+ Round_Super_45( EXEC_OP_ FT_F26Dot6 distance,
+ FT_F26Dot6 compensation )
+ {
+ FT_F26Dot6 val;
+
+
+ if ( distance >= 0 )
+ {
+ val = ( ( distance - CUR.phase + CUR.threshold + compensation ) /
+ CUR.period ) * CUR.period;
+ if ( distance && val < 0 )
+ val = 0;
+ val += CUR.phase;
+ }
+ else
+ {
+ val = -( ( ( CUR.threshold - CUR.phase - distance + compensation ) /
+ CUR.period ) * CUR.period );
+ if ( val > 0 )
+ val = 0;
+ val -= CUR.phase;
+ }
+
+ return val;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Compute_Round */
+ /* */
+ /* <Description> */
+ /* Sets the rounding mode. */
+ /* */
+ /* <Input> */
+ /* round_mode :: The rounding mode to be used. */
+ /* */
+ static void
+ Compute_Round( EXEC_OP_ FT_Byte round_mode )
+ {
+ switch ( round_mode )
+ {
+ case TT_Round_Off:
+ CUR.func_round = (TT_Round_Func)Round_None;
+ break;
+
+ case TT_Round_To_Grid:
+ CUR.func_round = (TT_Round_Func)Round_To_Grid;
+ break;
+
+ case TT_Round_Up_To_Grid:
+ CUR.func_round = (TT_Round_Func)Round_Up_To_Grid;
+ break;
+
+ case TT_Round_Down_To_Grid:
+ CUR.func_round = (TT_Round_Func)Round_Down_To_Grid;
+ break;
+
+ case TT_Round_To_Half_Grid:
+ CUR.func_round = (TT_Round_Func)Round_To_Half_Grid;
+ break;
+
+ case TT_Round_To_Double_Grid:
+ CUR.func_round = (TT_Round_Func)Round_To_Double_Grid;
+ break;
+
+ case TT_Round_Super:
+ CUR.func_round = (TT_Round_Func)Round_Super;
+ break;
+
+ case TT_Round_Super_45:
+ CUR.func_round = (TT_Round_Func)Round_Super_45;
+ break;
+ }
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* SetSuperRound */
+ /* */
+ /* <Description> */
+ /* Sets Super Round parameters. */
+ /* */
+ /* <Input> */
+ /* GridPeriod :: Grid period */
+ /* selector :: SROUND opcode */
+ /* */
+ static void
+ SetSuperRound( EXEC_OP_ FT_F26Dot6 GridPeriod,
+ FT_Long selector )
+ {
+ switch ( (FT_Int)( selector & 0xC0 ) )
+ {
+ case 0:
+ CUR.period = GridPeriod / 2;
+ break;
+
+ case 0x40:
+ CUR.period = GridPeriod;
+ break;
+
+ case 0x80:
+ CUR.period = GridPeriod * 2;
+ break;
+
+ /* This opcode is reserved, but... */
+
+ case 0xC0:
+ CUR.period = GridPeriod;
+ break;
+ }
+
+ switch ( (FT_Int)( selector & 0x30 ) )
+ {
+ case 0:
+ CUR.phase = 0;
+ break;
+
+ case 0x10:
+ CUR.phase = CUR.period / 4;
+ break;
+
+ case 0x20:
+ CUR.phase = CUR.period / 2;
+ break;
+
+ case 0x30:
+ CUR.phase = CUR.period * 3 / 4;
+ break;
+ }
+
+ if ( ( selector & 0x0F ) == 0 )
+ CUR.threshold = CUR.period - 1;
+ else
+ CUR.threshold = ( (FT_Int)( selector & 0x0F ) - 4 ) * CUR.period / 8;
+
+ CUR.period /= 256;
+ CUR.phase /= 256;
+ CUR.threshold /= 256;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Project */
+ /* */
+ /* <Description> */
+ /* Computes the projection of vector given by (v2-v1) along the */
+ /* current projection vector. */
+ /* */
+ /* <Input> */
+ /* v1 :: First input vector. */
+ /* v2 :: Second input vector. */
+ /* */
+ /* <Return> */
+ /* The distance in F26dot6 format. */
+ /* */
+ static FT_F26Dot6
+ Project( EXEC_OP_ FT_Pos dx,
+ FT_Pos dy )
+ {
+#ifdef TT_CONFIG_OPTION_UNPATENTED_HINTING
+ FT_ASSERT( !CUR.face->unpatented_hinting );
+#endif
+
+ return TT_DotFix14( (FT_UInt32)dx, (FT_UInt32)dy,
+ CUR.GS.projVector.x,
+ CUR.GS.projVector.y );
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Dual_Project */
+ /* */
+ /* <Description> */
+ /* Computes the projection of the vector given by (v2-v1) along the */
+ /* current dual vector. */
+ /* */
+ /* <Input> */
+ /* v1 :: First input vector. */
+ /* v2 :: Second input vector. */
+ /* */
+ /* <Return> */
+ /* The distance in F26dot6 format. */
+ /* */
+ static FT_F26Dot6
+ Dual_Project( EXEC_OP_ FT_Pos dx,
+ FT_Pos dy )
+ {
+ return TT_DotFix14( (FT_UInt32)dx, (FT_UInt32)dy,
+ CUR.GS.dualVector.x,
+ CUR.GS.dualVector.y );
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Project_x */
+ /* */
+ /* <Description> */
+ /* Computes the projection of the vector given by (v2-v1) along the */
+ /* horizontal axis. */
+ /* */
+ /* <Input> */
+ /* v1 :: First input vector. */
+ /* v2 :: Second input vector. */
+ /* */
+ /* <Return> */
+ /* The distance in F26dot6 format. */
+ /* */
+ static FT_F26Dot6
+ Project_x( EXEC_OP_ FT_Pos dx,
+ FT_Pos dy )
+ {
+ FT_UNUSED_EXEC;
+ FT_UNUSED( dy );
+
+ return dx;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Project_y */
+ /* */
+ /* <Description> */
+ /* Computes the projection of the vector given by (v2-v1) along the */
+ /* vertical axis. */
+ /* */
+ /* <Input> */
+ /* v1 :: First input vector. */
+ /* v2 :: Second input vector. */
+ /* */
+ /* <Return> */
+ /* The distance in F26dot6 format. */
+ /* */
+ static FT_F26Dot6
+ Project_y( EXEC_OP_ FT_Pos dx,
+ FT_Pos dy )
+ {
+ FT_UNUSED_EXEC;
+ FT_UNUSED( dx );
+
+ return dy;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Compute_Funcs */
+ /* */
+ /* <Description> */
+ /* Computes the projection and movement function pointers according */
+ /* to the current graphics state. */
+ /* */
+ static void
+ Compute_Funcs( EXEC_OP )
+ {
+#ifdef TT_CONFIG_OPTION_UNPATENTED_HINTING
+ if ( CUR.face->unpatented_hinting )
+ {
+ /* If both vectors point rightwards along the x axis, set */
+ /* `both-x-axis' true, otherwise set it false. The x values only */
+ /* need be tested because the vector has been normalised to a unit */
+ /* vector of length 0x4000 = unity. */
+ CUR.GS.both_x_axis = (FT_Bool)( CUR.GS.projVector.x == 0x4000 &&
+ CUR.GS.freeVector.x == 0x4000 );
+
+ /* Throw away projection and freedom vector information */
+ /* because the patents don't allow them to be stored. */
+ /* The relevant US Patents are 5155805 and 5325479. */
+ CUR.GS.projVector.x = 0;
+ CUR.GS.projVector.y = 0;
+ CUR.GS.freeVector.x = 0;
+ CUR.GS.freeVector.y = 0;
+
+ if ( CUR.GS.both_x_axis )
+ {
+ CUR.func_project = Project_x;
+ CUR.func_move = Direct_Move_X;
+ CUR.func_move_orig = Direct_Move_Orig_X;
+ }
+ else
+ {
+ CUR.func_project = Project_y;
+ CUR.func_move = Direct_Move_Y;
+ CUR.func_move_orig = Direct_Move_Orig_Y;
+ }
+
+ if ( CUR.GS.dualVector.x == 0x4000 )
+ CUR.func_dualproj = Project_x;
+ else
+ {
+ if ( CUR.GS.dualVector.y == 0x4000 )
+ CUR.func_dualproj = Project_y;
+ else
+ CUR.func_dualproj = Dual_Project;
+ }
+
+ /* Force recalculation of cached aspect ratio */
+ CUR.tt_metrics.ratio = 0;
+
+ return;
+ }
+#endif /* TT_CONFIG_OPTION_UNPATENTED_HINTING */
+
+ if ( CUR.GS.freeVector.x == 0x4000 )
+ CUR.F_dot_P = CUR.GS.projVector.x * 0x10000L;
+ else
+ {
+ if ( CUR.GS.freeVector.y == 0x4000 )
+ CUR.F_dot_P = CUR.GS.projVector.y * 0x10000L;
+ else
+ CUR.F_dot_P = (FT_Long)CUR.GS.projVector.x * CUR.GS.freeVector.x * 4 +
+ (FT_Long)CUR.GS.projVector.y * CUR.GS.freeVector.y * 4;
+ }
+
+ if ( CUR.GS.projVector.x == 0x4000 )
+ CUR.func_project = (TT_Project_Func)Project_x;
+ else
+ {
+ if ( CUR.GS.projVector.y == 0x4000 )
+ CUR.func_project = (TT_Project_Func)Project_y;
+ else
+ CUR.func_project = (TT_Project_Func)Project;
+ }
+
+ if ( CUR.GS.dualVector.x == 0x4000 )
+ CUR.func_dualproj = (TT_Project_Func)Project_x;
+ else
+ {
+ if ( CUR.GS.dualVector.y == 0x4000 )
+ CUR.func_dualproj = (TT_Project_Func)Project_y;
+ else
+ CUR.func_dualproj = (TT_Project_Func)Dual_Project;
+ }
+
+ CUR.func_move = (TT_Move_Func)Direct_Move;
+ CUR.func_move_orig = (TT_Move_Func)Direct_Move_Orig;
+
+ if ( CUR.F_dot_P == 0x40000000L )
+ {
+ if ( CUR.GS.freeVector.x == 0x4000 )
+ {
+ CUR.func_move = (TT_Move_Func)Direct_Move_X;
+ CUR.func_move_orig = (TT_Move_Func)Direct_Move_Orig_X;
+ }
+ else
+ {
+ if ( CUR.GS.freeVector.y == 0x4000 )
+ {
+ CUR.func_move = (TT_Move_Func)Direct_Move_Y;
+ CUR.func_move_orig = (TT_Move_Func)Direct_Move_Orig_Y;
+ }
+ }
+ }
+
+ /* at small sizes, F_dot_P can become too small, resulting */
+ /* in overflows and `spikes' in a number of glyphs like `w'. */
+
+ if ( FT_ABS( CUR.F_dot_P ) < 0x4000000L )
+ CUR.F_dot_P = 0x40000000L;
+
+ /* Disable cached aspect ratio */
+ CUR.tt_metrics.ratio = 0;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Normalize */
+ /* */
+ /* <Description> */
+ /* Norms a vector. */
+ /* */
+ /* <Input> */
+ /* Vx :: The horizontal input vector coordinate. */
+ /* Vy :: The vertical input vector coordinate. */
+ /* */
+ /* <Output> */
+ /* R :: The normed unit vector. */
+ /* */
+ /* <Return> */
+ /* Returns FAILURE if a vector parameter is zero. */
+ /* */
+ /* <Note> */
+ /* In case Vx and Vy are both zero, Normalize() returns SUCCESS, and */
+ /* R is undefined. */
+ /* */
+
+
+ static FT_Bool
+ Normalize( EXEC_OP_ FT_F26Dot6 Vx,
+ FT_F26Dot6 Vy,
+ FT_UnitVector* R )
+ {
+ FT_F26Dot6 W;
+ FT_Bool S1, S2;
+
+ FT_UNUSED_EXEC;
+
+
+ if ( FT_ABS( Vx ) < 0x10000L && FT_ABS( Vy ) < 0x10000L )
+ {
+ Vx *= 0x100;
+ Vy *= 0x100;
+
+ W = TT_VecLen( Vx, Vy );
+
+ if ( W == 0 )
+ {
+ /* XXX: UNDOCUMENTED! It seems that it is possible to try */
+ /* to normalize the vector (0,0). Return immediately. */
+ return SUCCESS;
+ }
+
+ R->x = (FT_F2Dot14)FT_MulDiv( Vx, 0x4000L, W );
+ R->y = (FT_F2Dot14)FT_MulDiv( Vy, 0x4000L, W );
+
+ return SUCCESS;
+ }
+
+ W = TT_VecLen( Vx, Vy );
+
+ Vx = FT_MulDiv( Vx, 0x4000L, W );
+ Vy = FT_MulDiv( Vy, 0x4000L, W );
+
+ W = Vx * Vx + Vy * Vy;
+
+ /* Now, we want that Sqrt( W ) = 0x4000 */
+ /* Or 0x10000000 <= W < 0x10004000 */
+
+ if ( Vx < 0 )
+ {
+ Vx = -Vx;
+ S1 = TRUE;
+ }
+ else
+ S1 = FALSE;
+
+ if ( Vy < 0 )
+ {
+ Vy = -Vy;
+ S2 = TRUE;
+ }
+ else
+ S2 = FALSE;
+
+ while ( W < 0x10000000L )
+ {
+ /* We need to increase W by a minimal amount */
+ if ( Vx < Vy )
+ Vx++;
+ else
+ Vy++;
+
+ W = Vx * Vx + Vy * Vy;
+ }
+
+ while ( W >= 0x10004000L )
+ {
+ /* We need to decrease W by a minimal amount */
+ if ( Vx < Vy )
+ Vx--;
+ else
+ Vy--;
+
+ W = Vx * Vx + Vy * Vy;
+ }
+
+ /* Note that in various cases, we can only */
+ /* compute a Sqrt(W) of 0x3FFF, eg. Vx = Vy */
+
+ if ( S1 )
+ Vx = -Vx;
+
+ if ( S2 )
+ Vy = -Vy;
+
+ R->x = (FT_F2Dot14)Vx; /* Type conversion */
+ R->y = (FT_F2Dot14)Vy; /* Type conversion */
+
+ return SUCCESS;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* Here we start with the implementation of the various opcodes. */
+ /* */
+ /*************************************************************************/
+
+
+ static FT_Bool
+ Ins_SxVTL( EXEC_OP_ FT_UShort aIdx1,
+ FT_UShort aIdx2,
+ FT_Int aOpc,
+ FT_UnitVector* Vec )
+ {
+ FT_Long A, B, C;
+ FT_Vector* p1;
+ FT_Vector* p2;
+
+
+ if ( BOUNDS( aIdx1, CUR.zp2.n_points ) ||
+ BOUNDS( aIdx2, CUR.zp1.n_points ) )
+ {
+ if ( CUR.pedantic_hinting )
+ CUR.error = TT_Err_Invalid_Reference;
+ return FAILURE;
+ }
+
+ p1 = CUR.zp1.cur + aIdx2;
+ p2 = CUR.zp2.cur + aIdx1;
+
+ A = p1->x - p2->x;
+ B = p1->y - p2->y;
+
+ /* If p1 == p2, SPVTL and SFVTL behave the same as */
+ /* SPVTCA[X] and SFVTCA[X], respectively. */
+ /* */
+ /* Confirmed by Greg Hitchcock. */
+
+ if ( A == 0 && B == 0 )
+ {
+ A = 0x4000;
+ aOpc = 0;
+ }
+
+ if ( ( aOpc & 1 ) != 0 )
+ {
+ C = B; /* counter clockwise rotation */
+ B = A;
+ A = -C;
+ }
+
+ NORMalize( A, B, Vec );
+
+ return SUCCESS;
+ }
+
+
+ /* When not using the big switch statements, the interpreter uses a */
+ /* call table defined later below in this source. Each opcode must */
+ /* thus have a corresponding function, even trivial ones. */
+ /* */
+ /* They are all defined there. */
+
+#define DO_SVTCA \
+ { \
+ FT_Short A, B; \
+ \
+ \
+ A = (FT_Short)( CUR.opcode & 1 ) << 14; \
+ B = A ^ (FT_Short)0x4000; \
+ \
+ CUR.GS.freeVector.x = A; \
+ CUR.GS.projVector.x = A; \
+ CUR.GS.dualVector.x = A; \
+ \
+ CUR.GS.freeVector.y = B; \
+ CUR.GS.projVector.y = B; \
+ CUR.GS.dualVector.y = B; \
+ \
+ COMPUTE_Funcs(); \
+ }
+
+
+#define DO_SPVTCA \
+ { \
+ FT_Short A, B; \
+ \
+ \
+ A = (FT_Short)( CUR.opcode & 1 ) << 14; \
+ B = A ^ (FT_Short)0x4000; \
+ \
+ CUR.GS.projVector.x = A; \
+ CUR.GS.dualVector.x = A; \
+ \
+ CUR.GS.projVector.y = B; \
+ CUR.GS.dualVector.y = B; \
+ \
+ GUESS_VECTOR( freeVector ); \
+ \
+ COMPUTE_Funcs(); \
+ }
+
+
+#define DO_SFVTCA \
+ { \
+ FT_Short A, B; \
+ \
+ \
+ A = (FT_Short)( CUR.opcode & 1 ) << 14; \
+ B = A ^ (FT_Short)0x4000; \
+ \
+ CUR.GS.freeVector.x = A; \
+ CUR.GS.freeVector.y = B; \
+ \
+ GUESS_VECTOR( projVector ); \
+ \
+ COMPUTE_Funcs(); \
+ }
+
+
+#define DO_SPVTL \
+ if ( INS_SxVTL( (FT_UShort)args[1], \
+ (FT_UShort)args[0], \
+ CUR.opcode, \
+ &CUR.GS.projVector ) == SUCCESS ) \
+ { \
+ CUR.GS.dualVector = CUR.GS.projVector; \
+ GUESS_VECTOR( freeVector ); \
+ COMPUTE_Funcs(); \
+ }
+
+
+#define DO_SFVTL \
+ if ( INS_SxVTL( (FT_UShort)args[1], \
+ (FT_UShort)args[0], \
+ CUR.opcode, \
+ &CUR.GS.freeVector ) == SUCCESS ) \
+ { \
+ GUESS_VECTOR( projVector ); \
+ COMPUTE_Funcs(); \
+ }
+
+
+#define DO_SFVTPV \
+ GUESS_VECTOR( projVector ); \
+ CUR.GS.freeVector = CUR.GS.projVector; \
+ COMPUTE_Funcs();
+
+
+#define DO_SPVFS \
+ { \
+ FT_Short S; \
+ FT_Long X, Y; \
+ \
+ \
+ /* Only use low 16bits, then sign extend */ \
+ S = (FT_Short)args[1]; \
+ Y = (FT_Long)S; \
+ S = (FT_Short)args[0]; \
+ X = (FT_Long)S; \
+ \
+ NORMalize( X, Y, &CUR.GS.projVector ); \
+ \
+ CUR.GS.dualVector = CUR.GS.projVector; \
+ GUESS_VECTOR( freeVector ); \
+ COMPUTE_Funcs(); \
+ }
+
+
+#define DO_SFVFS \
+ { \
+ FT_Short S; \
+ FT_Long X, Y; \
+ \
+ \
+ /* Only use low 16bits, then sign extend */ \
+ S = (FT_Short)args[1]; \
+ Y = (FT_Long)S; \
+ S = (FT_Short)args[0]; \
+ X = S; \
+ \
+ NORMalize( X, Y, &CUR.GS.freeVector ); \
+ GUESS_VECTOR( projVector ); \
+ COMPUTE_Funcs(); \
+ }
+
+
+#ifdef TT_CONFIG_OPTION_UNPATENTED_HINTING
+#define DO_GPV \
+ if ( CUR.face->unpatented_hinting ) \
+ { \
+ args[0] = CUR.GS.both_x_axis ? 0x4000 : 0; \
+ args[1] = CUR.GS.both_x_axis ? 0 : 0x4000; \
+ } \
+ else \
+ { \
+ args[0] = CUR.GS.projVector.x; \
+ args[1] = CUR.GS.projVector.y; \
+ }
+#else
+#define DO_GPV \
+ args[0] = CUR.GS.projVector.x; \
+ args[1] = CUR.GS.projVector.y;
+#endif
+
+
+#ifdef TT_CONFIG_OPTION_UNPATENTED_HINTING
+#define DO_GFV \
+ if ( CUR.face->unpatented_hinting ) \
+ { \
+ args[0] = CUR.GS.both_x_axis ? 0x4000 : 0; \
+ args[1] = CUR.GS.both_x_axis ? 0 : 0x4000; \
+ } \
+ else \
+ { \
+ args[0] = CUR.GS.freeVector.x; \
+ args[1] = CUR.GS.freeVector.y; \
+ }
+#else
+#define DO_GFV \
+ args[0] = CUR.GS.freeVector.x; \
+ args[1] = CUR.GS.freeVector.y;
+#endif
+
+
+#define DO_SRP0 \
+ CUR.GS.rp0 = (FT_UShort)args[0];
+
+
+#define DO_SRP1 \
+ CUR.GS.rp1 = (FT_UShort)args[0];
+
+
+#define DO_SRP2 \
+ CUR.GS.rp2 = (FT_UShort)args[0];
+
+
+#define DO_RTHG \
+ CUR.GS.round_state = TT_Round_To_Half_Grid; \
+ CUR.func_round = (TT_Round_Func)Round_To_Half_Grid;
+
+
+#define DO_RTG \
+ CUR.GS.round_state = TT_Round_To_Grid; \
+ CUR.func_round = (TT_Round_Func)Round_To_Grid;
+
+
+#define DO_RTDG \
+ CUR.GS.round_state = TT_Round_To_Double_Grid; \
+ CUR.func_round = (TT_Round_Func)Round_To_Double_Grid;
+
+
+#define DO_RUTG \
+ CUR.GS.round_state = TT_Round_Up_To_Grid; \
+ CUR.func_round = (TT_Round_Func)Round_Up_To_Grid;
+
+
+#define DO_RDTG \
+ CUR.GS.round_state = TT_Round_Down_To_Grid; \
+ CUR.func_round = (TT_Round_Func)Round_Down_To_Grid;
+
+
+#define DO_ROFF \
+ CUR.GS.round_state = TT_Round_Off; \
+ CUR.func_round = (TT_Round_Func)Round_None;
+
+
+#define DO_SROUND \
+ SET_SuperRound( 0x4000, args[0] ); \
+ CUR.GS.round_state = TT_Round_Super; \
+ CUR.func_round = (TT_Round_Func)Round_Super;
+
+
+#define DO_S45ROUND \
+ SET_SuperRound( 0x2D41, args[0] ); \
+ CUR.GS.round_state = TT_Round_Super_45; \
+ CUR.func_round = (TT_Round_Func)Round_Super_45;
+
+
+#define DO_SLOOP \
+ if ( args[0] < 0 ) \
+ CUR.error = TT_Err_Bad_Argument; \
+ else \
+ CUR.GS.loop = args[0];
+
+
+#define DO_SMD \
+ CUR.GS.minimum_distance = args[0];
+
+
+#define DO_SCVTCI \
+ CUR.GS.control_value_cutin = (FT_F26Dot6)args[0];
+
+
+#define DO_SSWCI \
+ CUR.GS.single_width_cutin = (FT_F26Dot6)args[0];
+
+
+ /* XXX: UNDOCUMENTED! or bug in the Windows engine? */
+ /* */
+ /* It seems that the value that is read here is */
+ /* expressed in 16.16 format rather than in font */
+ /* units. */
+ /* */
+#define DO_SSW \
+ CUR.GS.single_width_value = (FT_F26Dot6)( args[0] >> 10 );
+
+
+#define DO_FLIPON \
+ CUR.GS.auto_flip = TRUE;
+
+
+#define DO_FLIPOFF \
+ CUR.GS.auto_flip = FALSE;
+
+
+#define DO_SDB \
+ CUR.GS.delta_base = (FT_Short)args[0];
+
+
+#define DO_SDS \
+ CUR.GS.delta_shift = (FT_Short)args[0];
+
+
+#define DO_MD /* nothing */
+
+
+#define DO_MPPEM \
+ args[0] = CURRENT_Ppem();
+
+
+ /* Note: The pointSize should be irrelevant in a given font program; */
+ /* we thus decide to return only the ppem. */
+#if 0
+
+#define DO_MPS \
+ args[0] = CUR.metrics.pointSize;
+
+#else
+
+#define DO_MPS \
+ args[0] = CURRENT_Ppem();
+
+#endif /* 0 */
+
+
+#define DO_DUP \
+ args[1] = args[0];
+
+
+#define DO_CLEAR \
+ CUR.new_top = 0;
+
+
+#define DO_SWAP \
+ { \
+ FT_Long L; \
+ \
+ \
+ L = args[0]; \
+ args[0] = args[1]; \
+ args[1] = L; \
+ }
+
+
+#define DO_DEPTH \
+ args[0] = CUR.top;
+
+
+#define DO_CINDEX \
+ { \
+ FT_Long L; \
+ \
+ \
+ L = args[0]; \
+ \
+ if ( L <= 0 || L > CUR.args ) \
+ { \
+ if ( CUR.pedantic_hinting ) \
+ CUR.error = TT_Err_Invalid_Reference; \
+ args[0] = 0; \
+ } \
+ else \
+ args[0] = CUR.stack[CUR.args - L]; \
+ }
+
+
+#define DO_JROT \
+ if ( args[1] != 0 ) \
+ { \
+ if ( args[0] == 0 && CUR.args == 0 ) \
+ CUR.error = TT_Err_Bad_Argument; \
+ CUR.IP += args[0]; \
+ if ( CUR.IP < 0 || \
+ ( CUR.callTop > 0 && \
+ CUR.IP > CUR.callStack[CUR.callTop - 1].Cur_End ) ) \
+ CUR.error = TT_Err_Bad_Argument; \
+ CUR.step_ins = FALSE; \
+ }
+
+
+#define DO_JMPR \
+ if ( args[0] == 0 && CUR.args == 0 ) \
+ CUR.error = TT_Err_Bad_Argument; \
+ CUR.IP += args[0]; \
+ if ( CUR.IP < 0 || \
+ ( CUR.callTop > 0 && \
+ CUR.IP > CUR.callStack[CUR.callTop - 1].Cur_End ) ) \
+ CUR.error = TT_Err_Bad_Argument; \
+ CUR.step_ins = FALSE;
+
+
+#define DO_JROF \
+ if ( args[1] == 0 ) \
+ { \
+ if ( args[0] == 0 && CUR.args == 0 ) \
+ CUR.error = TT_Err_Bad_Argument; \
+ CUR.IP += args[0]; \
+ if ( CUR.IP < 0 || \
+ ( CUR.callTop > 0 && \
+ CUR.IP > CUR.callStack[CUR.callTop - 1].Cur_End ) ) \
+ CUR.error = TT_Err_Bad_Argument; \
+ CUR.step_ins = FALSE; \
+ }
+
+
+#define DO_LT \
+ args[0] = ( args[0] < args[1] );
+
+
+#define DO_LTEQ \
+ args[0] = ( args[0] <= args[1] );
+
+
+#define DO_GT \
+ args[0] = ( args[0] > args[1] );
+
+
+#define DO_GTEQ \
+ args[0] = ( args[0] >= args[1] );
+
+
+#define DO_EQ \
+ args[0] = ( args[0] == args[1] );
+
+
+#define DO_NEQ \
+ args[0] = ( args[0] != args[1] );
+
+
+#define DO_ODD \
+ args[0] = ( ( CUR_Func_round( args[0], 0 ) & 127 ) == 64 );
+
+
+#define DO_EVEN \
+ args[0] = ( ( CUR_Func_round( args[0], 0 ) & 127 ) == 0 );
+
+
+#define DO_AND \
+ args[0] = ( args[0] && args[1] );
+
+
+#define DO_OR \
+ args[0] = ( args[0] || args[1] );
+
+
+#define DO_NOT \
+ args[0] = !args[0];
+
+
+#define DO_ADD \
+ args[0] += args[1];
+
+
+#define DO_SUB \
+ args[0] -= args[1];
+
+
+#define DO_DIV \
+ if ( args[1] == 0 ) \
+ CUR.error = TT_Err_Divide_By_Zero; \
+ else \
+ args[0] = TT_MULDIV_NO_ROUND( args[0], 64L, args[1] );
+
+
+#define DO_MUL \
+ args[0] = TT_MULDIV( args[0], args[1], 64L );
+
+
+#define DO_ABS \
+ args[0] = FT_ABS( args[0] );
+
+
+#define DO_NEG \
+ args[0] = -args[0];
+
+
+#define DO_FLOOR \
+ args[0] = FT_PIX_FLOOR( args[0] );
+
+
+#define DO_CEILING \
+ args[0] = FT_PIX_CEIL( args[0] );
+
+
+#define DO_RS \
+ { \
+ FT_ULong I = (FT_ULong)args[0]; \
+ \
+ \
+ if ( BOUNDSL( I, CUR.storeSize ) ) \
+ { \
+ if ( CUR.pedantic_hinting ) \
+ { \
+ ARRAY_BOUND_ERROR; \
+ } \
+ else \
+ args[0] = 0; \
+ } \
+ else \
+ args[0] = CUR.storage[I]; \
+ }
+
+
+#define DO_WS \
+ { \
+ FT_ULong I = (FT_ULong)args[0]; \
+ \
+ \
+ if ( BOUNDSL( I, CUR.storeSize ) ) \
+ { \
+ if ( CUR.pedantic_hinting ) \
+ { \
+ ARRAY_BOUND_ERROR; \
+ } \
+ } \
+ else \
+ CUR.storage[I] = args[1]; \
+ }
+
+
+#define DO_RCVT \
+ { \
+ FT_ULong I = (FT_ULong)args[0]; \
+ \
+ \
+ if ( BOUNDSL( I, CUR.cvtSize ) ) \
+ { \
+ if ( CUR.pedantic_hinting ) \
+ { \
+ ARRAY_BOUND_ERROR; \
+ } \
+ else \
+ args[0] = 0; \
+ } \
+ else \
+ args[0] = CUR_Func_read_cvt( I ); \
+ }
+
+
+#define DO_WCVTP \
+ { \
+ FT_ULong I = (FT_ULong)args[0]; \
+ \
+ \
+ if ( BOUNDSL( I, CUR.cvtSize ) ) \
+ { \
+ if ( CUR.pedantic_hinting ) \
+ { \
+ ARRAY_BOUND_ERROR; \
+ } \
+ } \
+ else \
+ CUR_Func_write_cvt( I, args[1] ); \
+ }
+
+
+#define DO_WCVTF \
+ { \
+ FT_ULong I = (FT_ULong)args[0]; \
+ \
+ \
+ if ( BOUNDSL( I, CUR.cvtSize ) ) \
+ { \
+ if ( CUR.pedantic_hinting ) \
+ { \
+ ARRAY_BOUND_ERROR; \
+ } \
+ } \
+ else \
+ CUR.cvt[I] = TT_MULFIX( args[1], CUR.tt_metrics.scale ); \
+ }
+
+
+#define DO_DEBUG \
+ CUR.error = TT_Err_Debug_OpCode;
+
+
+#define DO_ROUND \
+ args[0] = CUR_Func_round( \
+ args[0], \
+ CUR.tt_metrics.compensations[CUR.opcode - 0x68] );
+
+
+#define DO_NROUND \
+ args[0] = ROUND_None( args[0], \
+ CUR.tt_metrics.compensations[CUR.opcode - 0x6C] );
+
+
+#define DO_MAX \
+ if ( args[1] > args[0] ) \
+ args[0] = args[1];
+
+
+#define DO_MIN \
+ if ( args[1] < args[0] ) \
+ args[0] = args[1];
+
+
+#ifndef TT_CONFIG_OPTION_INTERPRETER_SWITCH
+
+
+#undef ARRAY_BOUND_ERROR
+#define ARRAY_BOUND_ERROR \
+ { \
+ CUR.error = TT_Err_Invalid_Reference; \
+ return; \
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SVTCA[a]: Set (F and P) Vectors to Coordinate Axis */
+ /* Opcode range: 0x00-0x01 */
+ /* Stack: --> */
+ /* */
+ static void
+ Ins_SVTCA( INS_ARG )
+ {
+ DO_SVTCA
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SPVTCA[a]: Set PVector to Coordinate Axis */
+ /* Opcode range: 0x02-0x03 */
+ /* Stack: --> */
+ /* */
+ static void
+ Ins_SPVTCA( INS_ARG )
+ {
+ DO_SPVTCA
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SFVTCA[a]: Set FVector to Coordinate Axis */
+ /* Opcode range: 0x04-0x05 */
+ /* Stack: --> */
+ /* */
+ static void
+ Ins_SFVTCA( INS_ARG )
+ {
+ DO_SFVTCA
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SPVTL[a]: Set PVector To Line */
+ /* Opcode range: 0x06-0x07 */
+ /* Stack: uint32 uint32 --> */
+ /* */
+ static void
+ Ins_SPVTL( INS_ARG )
+ {
+ DO_SPVTL
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SFVTL[a]: Set FVector To Line */
+ /* Opcode range: 0x08-0x09 */
+ /* Stack: uint32 uint32 --> */
+ /* */
+ static void
+ Ins_SFVTL( INS_ARG )
+ {
+ DO_SFVTL
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SFVTPV[]: Set FVector To PVector */
+ /* Opcode range: 0x0E */
+ /* Stack: --> */
+ /* */
+ static void
+ Ins_SFVTPV( INS_ARG )
+ {
+ DO_SFVTPV
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SPVFS[]: Set PVector From Stack */
+ /* Opcode range: 0x0A */
+ /* Stack: f2.14 f2.14 --> */
+ /* */
+ static void
+ Ins_SPVFS( INS_ARG )
+ {
+ DO_SPVFS
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SFVFS[]: Set FVector From Stack */
+ /* Opcode range: 0x0B */
+ /* Stack: f2.14 f2.14 --> */
+ /* */
+ static void
+ Ins_SFVFS( INS_ARG )
+ {
+ DO_SFVFS
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* GPV[]: Get Projection Vector */
+ /* Opcode range: 0x0C */
+ /* Stack: ef2.14 --> ef2.14 */
+ /* */
+ static void
+ Ins_GPV( INS_ARG )
+ {
+ DO_GPV
+ }
+
+
+ /*************************************************************************/
+ /* GFV[]: Get Freedom Vector */
+ /* Opcode range: 0x0D */
+ /* Stack: ef2.14 --> ef2.14 */
+ /* */
+ static void
+ Ins_GFV( INS_ARG )
+ {
+ DO_GFV
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SRP0[]: Set Reference Point 0 */
+ /* Opcode range: 0x10 */
+ /* Stack: uint32 --> */
+ /* */
+ static void
+ Ins_SRP0( INS_ARG )
+ {
+ DO_SRP0
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SRP1[]: Set Reference Point 1 */
+ /* Opcode range: 0x11 */
+ /* Stack: uint32 --> */
+ /* */
+ static void
+ Ins_SRP1( INS_ARG )
+ {
+ DO_SRP1
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SRP2[]: Set Reference Point 2 */
+ /* Opcode range: 0x12 */
+ /* Stack: uint32 --> */
+ /* */
+ static void
+ Ins_SRP2( INS_ARG )
+ {
+ DO_SRP2
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* RTHG[]: Round To Half Grid */
+ /* Opcode range: 0x19 */
+ /* Stack: --> */
+ /* */
+ static void
+ Ins_RTHG( INS_ARG )
+ {
+ DO_RTHG
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* RTG[]: Round To Grid */
+ /* Opcode range: 0x18 */
+ /* Stack: --> */
+ /* */
+ static void
+ Ins_RTG( INS_ARG )
+ {
+ DO_RTG
+ }
+
+
+ /*************************************************************************/
+ /* RTDG[]: Round To Double Grid */
+ /* Opcode range: 0x3D */
+ /* Stack: --> */
+ /* */
+ static void
+ Ins_RTDG( INS_ARG )
+ {
+ DO_RTDG
+ }
+
+
+ /*************************************************************************/
+ /* RUTG[]: Round Up To Grid */
+ /* Opcode range: 0x7C */
+ /* Stack: --> */
+ /* */
+ static void
+ Ins_RUTG( INS_ARG )
+ {
+ DO_RUTG
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* RDTG[]: Round Down To Grid */
+ /* Opcode range: 0x7D */
+ /* Stack: --> */
+ /* */
+ static void
+ Ins_RDTG( INS_ARG )
+ {
+ DO_RDTG
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* ROFF[]: Round OFF */
+ /* Opcode range: 0x7A */
+ /* Stack: --> */
+ /* */
+ static void
+ Ins_ROFF( INS_ARG )
+ {
+ DO_ROFF
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SROUND[]: Super ROUND */
+ /* Opcode range: 0x76 */
+ /* Stack: Eint8 --> */
+ /* */
+ static void
+ Ins_SROUND( INS_ARG )
+ {
+ DO_SROUND
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* S45ROUND[]: Super ROUND 45 degrees */
+ /* Opcode range: 0x77 */
+ /* Stack: uint32 --> */
+ /* */
+ static void
+ Ins_S45ROUND( INS_ARG )
+ {
+ DO_S45ROUND
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SLOOP[]: Set LOOP variable */
+ /* Opcode range: 0x17 */
+ /* Stack: int32? --> */
+ /* */
+ static void
+ Ins_SLOOP( INS_ARG )
+ {
+ DO_SLOOP
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SMD[]: Set Minimum Distance */
+ /* Opcode range: 0x1A */
+ /* Stack: f26.6 --> */
+ /* */
+ static void
+ Ins_SMD( INS_ARG )
+ {
+ DO_SMD
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SCVTCI[]: Set Control Value Table Cut In */
+ /* Opcode range: 0x1D */
+ /* Stack: f26.6 --> */
+ /* */
+ static void
+ Ins_SCVTCI( INS_ARG )
+ {
+ DO_SCVTCI
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SSWCI[]: Set Single Width Cut In */
+ /* Opcode range: 0x1E */
+ /* Stack: f26.6 --> */
+ /* */
+ static void
+ Ins_SSWCI( INS_ARG )
+ {
+ DO_SSWCI
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SSW[]: Set Single Width */
+ /* Opcode range: 0x1F */
+ /* Stack: int32? --> */
+ /* */
+ static void
+ Ins_SSW( INS_ARG )
+ {
+ DO_SSW
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* FLIPON[]: Set auto-FLIP to ON */
+ /* Opcode range: 0x4D */
+ /* Stack: --> */
+ /* */
+ static void
+ Ins_FLIPON( INS_ARG )
+ {
+ DO_FLIPON
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* FLIPOFF[]: Set auto-FLIP to OFF */
+ /* Opcode range: 0x4E */
+ /* Stack: --> */
+ /* */
+ static void
+ Ins_FLIPOFF( INS_ARG )
+ {
+ DO_FLIPOFF
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SANGW[]: Set ANGle Weight */
+ /* Opcode range: 0x7E */
+ /* Stack: uint32 --> */
+ /* */
+ static void
+ Ins_SANGW( INS_ARG )
+ {
+ /* instruction not supported anymore */
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SDB[]: Set Delta Base */
+ /* Opcode range: 0x5E */
+ /* Stack: uint32 --> */
+ /* */
+ static void
+ Ins_SDB( INS_ARG )
+ {
+ DO_SDB
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SDS[]: Set Delta Shift */
+ /* Opcode range: 0x5F */
+ /* Stack: uint32 --> */
+ /* */
+ static void
+ Ins_SDS( INS_ARG )
+ {
+ DO_SDS
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* MPPEM[]: Measure Pixel Per EM */
+ /* Opcode range: 0x4B */
+ /* Stack: --> Euint16 */
+ /* */
+ static void
+ Ins_MPPEM( INS_ARG )
+ {
+ DO_MPPEM
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* MPS[]: Measure Point Size */
+ /* Opcode range: 0x4C */
+ /* Stack: --> Euint16 */
+ /* */
+ static void
+ Ins_MPS( INS_ARG )
+ {
+ DO_MPS
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* DUP[]: DUPlicate the top stack's element */
+ /* Opcode range: 0x20 */
+ /* Stack: StkElt --> StkElt StkElt */
+ /* */
+ static void
+ Ins_DUP( INS_ARG )
+ {
+ DO_DUP
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* POP[]: POP the stack's top element */
+ /* Opcode range: 0x21 */
+ /* Stack: StkElt --> */
+ /* */
+ static void
+ Ins_POP( INS_ARG )
+ {
+ /* nothing to do */
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* CLEAR[]: CLEAR the entire stack */
+ /* Opcode range: 0x22 */
+ /* Stack: StkElt... --> */
+ /* */
+ static void
+ Ins_CLEAR( INS_ARG )
+ {
+ DO_CLEAR
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SWAP[]: SWAP the stack's top two elements */
+ /* Opcode range: 0x23 */
+ /* Stack: 2 * StkElt --> 2 * StkElt */
+ /* */
+ static void
+ Ins_SWAP( INS_ARG )
+ {
+ DO_SWAP
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* DEPTH[]: return the stack DEPTH */
+ /* Opcode range: 0x24 */
+ /* Stack: --> uint32 */
+ /* */
+ static void
+ Ins_DEPTH( INS_ARG )
+ {
+ DO_DEPTH
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* CINDEX[]: Copy INDEXed element */
+ /* Opcode range: 0x25 */
+ /* Stack: int32 --> StkElt */
+ /* */
+ static void
+ Ins_CINDEX( INS_ARG )
+ {
+ DO_CINDEX
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* EIF[]: End IF */
+ /* Opcode range: 0x59 */
+ /* Stack: --> */
+ /* */
+ static void
+ Ins_EIF( INS_ARG )
+ {
+ /* nothing to do */
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* JROT[]: Jump Relative On True */
+ /* Opcode range: 0x78 */
+ /* Stack: StkElt int32 --> */
+ /* */
+ static void
+ Ins_JROT( INS_ARG )
+ {
+ DO_JROT
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* JMPR[]: JuMP Relative */
+ /* Opcode range: 0x1C */
+ /* Stack: int32 --> */
+ /* */
+ static void
+ Ins_JMPR( INS_ARG )
+ {
+ DO_JMPR
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* JROF[]: Jump Relative On False */
+ /* Opcode range: 0x79 */
+ /* Stack: StkElt int32 --> */
+ /* */
+ static void
+ Ins_JROF( INS_ARG )
+ {
+ DO_JROF
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* LT[]: Less Than */
+ /* Opcode range: 0x50 */
+ /* Stack: int32? int32? --> bool */
+ /* */
+ static void
+ Ins_LT( INS_ARG )
+ {
+ DO_LT
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* LTEQ[]: Less Than or EQual */
+ /* Opcode range: 0x51 */
+ /* Stack: int32? int32? --> bool */
+ /* */
+ static void
+ Ins_LTEQ( INS_ARG )
+ {
+ DO_LTEQ
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* GT[]: Greater Than */
+ /* Opcode range: 0x52 */
+ /* Stack: int32? int32? --> bool */
+ /* */
+ static void
+ Ins_GT( INS_ARG )
+ {
+ DO_GT
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* GTEQ[]: Greater Than or EQual */
+ /* Opcode range: 0x53 */
+ /* Stack: int32? int32? --> bool */
+ /* */
+ static void
+ Ins_GTEQ( INS_ARG )
+ {
+ DO_GTEQ
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* EQ[]: EQual */
+ /* Opcode range: 0x54 */
+ /* Stack: StkElt StkElt --> bool */
+ /* */
+ static void
+ Ins_EQ( INS_ARG )
+ {
+ DO_EQ
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* NEQ[]: Not EQual */
+ /* Opcode range: 0x55 */
+ /* Stack: StkElt StkElt --> bool */
+ /* */
+ static void
+ Ins_NEQ( INS_ARG )
+ {
+ DO_NEQ
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* ODD[]: Is ODD */
+ /* Opcode range: 0x56 */
+ /* Stack: f26.6 --> bool */
+ /* */
+ static void
+ Ins_ODD( INS_ARG )
+ {
+ DO_ODD
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* EVEN[]: Is EVEN */
+ /* Opcode range: 0x57 */
+ /* Stack: f26.6 --> bool */
+ /* */
+ static void
+ Ins_EVEN( INS_ARG )
+ {
+ DO_EVEN
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* AND[]: logical AND */
+ /* Opcode range: 0x5A */
+ /* Stack: uint32 uint32 --> uint32 */
+ /* */
+ static void
+ Ins_AND( INS_ARG )
+ {
+ DO_AND
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* OR[]: logical OR */
+ /* Opcode range: 0x5B */
+ /* Stack: uint32 uint32 --> uint32 */
+ /* */
+ static void
+ Ins_OR( INS_ARG )
+ {
+ DO_OR
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* NOT[]: logical NOT */
+ /* Opcode range: 0x5C */
+ /* Stack: StkElt --> uint32 */
+ /* */
+ static void
+ Ins_NOT( INS_ARG )
+ {
+ DO_NOT
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* ADD[]: ADD */
+ /* Opcode range: 0x60 */
+ /* Stack: f26.6 f26.6 --> f26.6 */
+ /* */
+ static void
+ Ins_ADD( INS_ARG )
+ {
+ DO_ADD
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SUB[]: SUBtract */
+ /* Opcode range: 0x61 */
+ /* Stack: f26.6 f26.6 --> f26.6 */
+ /* */
+ static void
+ Ins_SUB( INS_ARG )
+ {
+ DO_SUB
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* DIV[]: DIVide */
+ /* Opcode range: 0x62 */
+ /* Stack: f26.6 f26.6 --> f26.6 */
+ /* */
+ static void
+ Ins_DIV( INS_ARG )
+ {
+ DO_DIV
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* MUL[]: MULtiply */
+ /* Opcode range: 0x63 */
+ /* Stack: f26.6 f26.6 --> f26.6 */
+ /* */
+ static void
+ Ins_MUL( INS_ARG )
+ {
+ DO_MUL
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* ABS[]: ABSolute value */
+ /* Opcode range: 0x64 */
+ /* Stack: f26.6 --> f26.6 */
+ /* */
+ static void
+ Ins_ABS( INS_ARG )
+ {
+ DO_ABS
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* NEG[]: NEGate */
+ /* Opcode range: 0x65 */
+ /* Stack: f26.6 --> f26.6 */
+ /* */
+ static void
+ Ins_NEG( INS_ARG )
+ {
+ DO_NEG
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* FLOOR[]: FLOOR */
+ /* Opcode range: 0x66 */
+ /* Stack: f26.6 --> f26.6 */
+ /* */
+ static void
+ Ins_FLOOR( INS_ARG )
+ {
+ DO_FLOOR
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* CEILING[]: CEILING */
+ /* Opcode range: 0x67 */
+ /* Stack: f26.6 --> f26.6 */
+ /* */
+ static void
+ Ins_CEILING( INS_ARG )
+ {
+ DO_CEILING
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* RS[]: Read Store */
+ /* Opcode range: 0x43 */
+ /* Stack: uint32 --> uint32 */
+ /* */
+ static void
+ Ins_RS( INS_ARG )
+ {
+ DO_RS
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* WS[]: Write Store */
+ /* Opcode range: 0x42 */
+ /* Stack: uint32 uint32 --> */
+ /* */
+ static void
+ Ins_WS( INS_ARG )
+ {
+ DO_WS
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* WCVTP[]: Write CVT in Pixel units */
+ /* Opcode range: 0x44 */
+ /* Stack: f26.6 uint32 --> */
+ /* */
+ static void
+ Ins_WCVTP( INS_ARG )
+ {
+ DO_WCVTP
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* WCVTF[]: Write CVT in Funits */
+ /* Opcode range: 0x70 */
+ /* Stack: uint32 uint32 --> */
+ /* */
+ static void
+ Ins_WCVTF( INS_ARG )
+ {
+ DO_WCVTF
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* RCVT[]: Read CVT */
+ /* Opcode range: 0x45 */
+ /* Stack: uint32 --> f26.6 */
+ /* */
+ static void
+ Ins_RCVT( INS_ARG )
+ {
+ DO_RCVT
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* AA[]: Adjust Angle */
+ /* Opcode range: 0x7F */
+ /* Stack: uint32 --> */
+ /* */
+ static void
+ Ins_AA( INS_ARG )
+ {
+ /* intentionally no longer supported */
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* DEBUG[]: DEBUG. Unsupported. */
+ /* Opcode range: 0x4F */
+ /* Stack: uint32 --> */
+ /* */
+ /* Note: The original instruction pops a value from the stack. */
+ /* */
+ static void
+ Ins_DEBUG( INS_ARG )
+ {
+ DO_DEBUG
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* ROUND[ab]: ROUND value */
+ /* Opcode range: 0x68-0x6B */
+ /* Stack: f26.6 --> f26.6 */
+ /* */
+ static void
+ Ins_ROUND( INS_ARG )
+ {
+ DO_ROUND
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* NROUND[ab]: No ROUNDing of value */
+ /* Opcode range: 0x6C-0x6F */
+ /* Stack: f26.6 --> f26.6 */
+ /* */
+ static void
+ Ins_NROUND( INS_ARG )
+ {
+ DO_NROUND
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* MAX[]: MAXimum */
+ /* Opcode range: 0x68 */
+ /* Stack: int32? int32? --> int32 */
+ /* */
+ static void
+ Ins_MAX( INS_ARG )
+ {
+ DO_MAX
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* MIN[]: MINimum */
+ /* Opcode range: 0x69 */
+ /* Stack: int32? int32? --> int32 */
+ /* */
+ static void
+ Ins_MIN( INS_ARG )
+ {
+ DO_MIN
+ }
+
+
+#endif /* !TT_CONFIG_OPTION_INTERPRETER_SWITCH */
+
+
+ /*************************************************************************/
+ /* */
+ /* The following functions are called as is within the switch statement. */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* MINDEX[]: Move INDEXed element */
+ /* Opcode range: 0x26 */
+ /* Stack: int32? --> StkElt */
+ /* */
+ static void
+ Ins_MINDEX( INS_ARG )
+ {
+ FT_Long L, K;
+
+
+ L = args[0];
+
+ if ( L <= 0 || L > CUR.args )
+ {
+ if ( CUR.pedantic_hinting )
+ CUR.error = TT_Err_Invalid_Reference;
+ }
+ else
+ {
+ K = CUR.stack[CUR.args - L];
+
+ FT_ARRAY_MOVE( &CUR.stack[CUR.args - L ],
+ &CUR.stack[CUR.args - L + 1],
+ ( L - 1 ) );
+
+ CUR.stack[CUR.args - 1] = K;
+ }
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* ROLL[]: ROLL top three elements */
+ /* Opcode range: 0x8A */
+ /* Stack: 3 * StkElt --> 3 * StkElt */
+ /* */
+ static void
+ Ins_ROLL( INS_ARG )
+ {
+ FT_Long A, B, C;
+
+ FT_UNUSED_EXEC;
+
+
+ A = args[2];
+ B = args[1];
+ C = args[0];
+
+ args[2] = C;
+ args[1] = A;
+ args[0] = B;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* MANAGING THE FLOW OF CONTROL */
+ /* */
+ /* Instructions appear in the specification's order. */
+ /* */
+ /*************************************************************************/
+
+
+ static FT_Bool
+ SkipCode( EXEC_OP )
+ {
+ CUR.IP += CUR.length;
+
+ if ( CUR.IP < CUR.codeSize )
+ {
+ CUR.opcode = CUR.code[CUR.IP];
+
+ CUR.length = opcode_length[CUR.opcode];
+ if ( CUR.length < 0 )
+ {
+ if ( CUR.IP + 1 >= CUR.codeSize )
+ goto Fail_Overflow;
+ CUR.length = 2 - CUR.length * CUR.code[CUR.IP + 1];
+ }
+
+ if ( CUR.IP + CUR.length <= CUR.codeSize )
+ return SUCCESS;
+ }
+
+ Fail_Overflow:
+ CUR.error = TT_Err_Code_Overflow;
+ return FAILURE;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* IF[]: IF test */
+ /* Opcode range: 0x58 */
+ /* Stack: StkElt --> */
+ /* */
+ static void
+ Ins_IF( INS_ARG )
+ {
+ FT_Int nIfs;
+ FT_Bool Out;
+
+
+ if ( args[0] != 0 )
+ return;
+
+ nIfs = 1;
+ Out = 0;
+
+ do
+ {
+ if ( SKIP_Code() == FAILURE )
+ return;
+
+ switch ( CUR.opcode )
+ {
+ case 0x58: /* IF */
+ nIfs++;
+ break;
+
+ case 0x1B: /* ELSE */
+ Out = FT_BOOL( nIfs == 1 );
+ break;
+
+ case 0x59: /* EIF */
+ nIfs--;
+ Out = FT_BOOL( nIfs == 0 );
+ break;
+ }
+ } while ( Out == 0 );
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* ELSE[]: ELSE */
+ /* Opcode range: 0x1B */
+ /* Stack: --> */
+ /* */
+ static void
+ Ins_ELSE( INS_ARG )
+ {
+ FT_Int nIfs;
+
+ FT_UNUSED_ARG;
+
+
+ nIfs = 1;
+
+ do
+ {
+ if ( SKIP_Code() == FAILURE )
+ return;
+
+ switch ( CUR.opcode )
+ {
+ case 0x58: /* IF */
+ nIfs++;
+ break;
+
+ case 0x59: /* EIF */
+ nIfs--;
+ break;
+ }
+ } while ( nIfs != 0 );
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* DEFINING AND USING FUNCTIONS AND INSTRUCTIONS */
+ /* */
+ /* Instructions appear in the specification's order. */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* FDEF[]: Function DEFinition */
+ /* Opcode range: 0x2C */
+ /* Stack: uint32 --> */
+ /* */
+ static void
+ Ins_FDEF( INS_ARG )
+ {
+ FT_ULong n;
+ TT_DefRecord* rec;
+ TT_DefRecord* limit;
+
+
+ /* some font programs are broken enough to redefine functions! */
+ /* We will then parse the current table. */
+
+ rec = CUR.FDefs;
+ limit = rec + CUR.numFDefs;
+ n = args[0];
+
+ for ( ; rec < limit; rec++ )
+ {
+ if ( rec->opc == n )
+ break;
+ }
+
+ if ( rec == limit )
+ {
+ /* check that there is enough room for new functions */
+ if ( CUR.numFDefs >= CUR.maxFDefs )
+ {
+ CUR.error = TT_Err_Too_Many_Function_Defs;
+ return;
+ }
+ CUR.numFDefs++;
+ }
+
+ /* Although FDEF takes unsigned 32-bit integer, */
+ /* func # must be within unsigned 16-bit integer */
+ if ( n > 0xFFFFU )
+ {
+ CUR.error = TT_Err_Too_Many_Function_Defs;
+ return;
+ }
+
+ rec->range = CUR.curRange;
+ rec->opc = (FT_UInt16)n;
+ rec->start = CUR.IP + 1;
+ rec->active = TRUE;
+
+ if ( n > CUR.maxFunc )
+ CUR.maxFunc = (FT_UInt16)n;
+
+ /* Now skip the whole function definition. */
+ /* We don't allow nested IDEFS & FDEFs. */
+
+ while ( SKIP_Code() == SUCCESS )
+ {
+ switch ( CUR.opcode )
+ {
+ case 0x89: /* IDEF */
+ case 0x2C: /* FDEF */
+ CUR.error = TT_Err_Nested_DEFS;
+ return;
+
+ case 0x2D: /* ENDF */
+ rec->end = CUR.IP;
+ return;
+ }
+ }
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* ENDF[]: END Function definition */
+ /* Opcode range: 0x2D */
+ /* Stack: --> */
+ /* */
+ static void
+ Ins_ENDF( INS_ARG )
+ {
+ TT_CallRec* pRec;
+
+ FT_UNUSED_ARG;
+
+
+ if ( CUR.callTop <= 0 ) /* We encountered an ENDF without a call */
+ {
+ CUR.error = TT_Err_ENDF_In_Exec_Stream;
+ return;
+ }
+
+ CUR.callTop--;
+
+ pRec = &CUR.callStack[CUR.callTop];
+
+ pRec->Cur_Count--;
+
+ CUR.step_ins = FALSE;
+
+ if ( pRec->Cur_Count > 0 )
+ {
+ CUR.callTop++;
+ CUR.IP = pRec->Cur_Restart;
+ }
+ else
+ /* Loop through the current function */
+ INS_Goto_CodeRange( pRec->Caller_Range,
+ pRec->Caller_IP );
+
+ /* Exit the current call frame. */
+
+ /* NOTE: If the last instruction of a program is a */
+ /* CALL or LOOPCALL, the return address is */
+ /* always out of the code range. This is a */
+ /* valid address, and it is why we do not test */
+ /* the result of Ins_Goto_CodeRange() here! */
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* CALL[]: CALL function */
+ /* Opcode range: 0x2B */
+ /* Stack: uint32? --> */
+ /* */
+ static void
+ Ins_CALL( INS_ARG )
+ {
+ FT_ULong F;
+ TT_CallRec* pCrec;
+ TT_DefRecord* def;
+
+
+ /* first of all, check the index */
+
+ F = args[0];
+ if ( BOUNDSL( F, CUR.maxFunc + 1 ) )
+ goto Fail;
+
+ /* Except for some old Apple fonts, all functions in a TrueType */
+ /* font are defined in increasing order, starting from 0. This */
+ /* means that we normally have */
+ /* */
+ /* CUR.maxFunc+1 == CUR.numFDefs */
+ /* CUR.FDefs[n].opc == n for n in 0..CUR.maxFunc */
+ /* */
+ /* If this isn't true, we need to look up the function table. */
+
+ def = CUR.FDefs + F;
+ if ( CUR.maxFunc + 1 != CUR.numFDefs || def->opc != F )
+ {
+ /* look up the FDefs table */
+ TT_DefRecord* limit;
+
+
+ def = CUR.FDefs;
+ limit = def + CUR.numFDefs;
+
+ while ( def < limit && def->opc != F )
+ def++;
+
+ if ( def == limit )
+ goto Fail;
+ }
+
+ /* check that the function is active */
+ if ( !def->active )
+ goto Fail;
+
+ /* check the call stack */
+ if ( CUR.callTop >= CUR.callSize )
+ {
+ CUR.error = TT_Err_Stack_Overflow;
+ return;
+ }
+
+ pCrec = CUR.callStack + CUR.callTop;
+
+ pCrec->Caller_Range = CUR.curRange;
+ pCrec->Caller_IP = CUR.IP + 1;
+ pCrec->Cur_Count = 1;
+ pCrec->Cur_Restart = def->start;
+ pCrec->Cur_End = def->end;
+
+ CUR.callTop++;
+
+ INS_Goto_CodeRange( def->range,
+ def->start );
+
+ CUR.step_ins = FALSE;
+ return;
+
+ Fail:
+ CUR.error = TT_Err_Invalid_Reference;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* LOOPCALL[]: LOOP and CALL function */
+ /* Opcode range: 0x2A */
+ /* Stack: uint32? Eint16? --> */
+ /* */
+ static void
+ Ins_LOOPCALL( INS_ARG )
+ {
+ FT_ULong F;
+ TT_CallRec* pCrec;
+ TT_DefRecord* def;
+
+
+ /* first of all, check the index */
+ F = args[1];
+ if ( BOUNDSL( F, CUR.maxFunc + 1 ) )
+ goto Fail;
+
+ /* Except for some old Apple fonts, all functions in a TrueType */
+ /* font are defined in increasing order, starting from 0. This */
+ /* means that we normally have */
+ /* */
+ /* CUR.maxFunc+1 == CUR.numFDefs */
+ /* CUR.FDefs[n].opc == n for n in 0..CUR.maxFunc */
+ /* */
+ /* If this isn't true, we need to look up the function table. */
+
+ def = CUR.FDefs + F;
+ if ( CUR.maxFunc + 1 != CUR.numFDefs || def->opc != F )
+ {
+ /* look up the FDefs table */
+ TT_DefRecord* limit;
+
+
+ def = CUR.FDefs;
+ limit = def + CUR.numFDefs;
+
+ while ( def < limit && def->opc != F )
+ def++;
+
+ if ( def == limit )
+ goto Fail;
+ }
+
+ /* check that the function is active */
+ if ( !def->active )
+ goto Fail;
+
+ /* check stack */
+ if ( CUR.callTop >= CUR.callSize )
+ {
+ CUR.error = TT_Err_Stack_Overflow;
+ return;
+ }
+
+ if ( args[0] > 0 )
+ {
+ pCrec = CUR.callStack + CUR.callTop;
+
+ pCrec->Caller_Range = CUR.curRange;
+ pCrec->Caller_IP = CUR.IP + 1;
+ pCrec->Cur_Count = (FT_Int)args[0];
+ pCrec->Cur_Restart = def->start;
+ pCrec->Cur_End = def->end;
+
+ CUR.callTop++;
+
+ INS_Goto_CodeRange( def->range, def->start );
+
+ CUR.step_ins = FALSE;
+ }
+ return;
+
+ Fail:
+ CUR.error = TT_Err_Invalid_Reference;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* IDEF[]: Instruction DEFinition */
+ /* Opcode range: 0x89 */
+ /* Stack: Eint8 --> */
+ /* */
+ static void
+ Ins_IDEF( INS_ARG )
+ {
+ TT_DefRecord* def;
+ TT_DefRecord* limit;
+
+
+ /* First of all, look for the same function in our table */
+
+ def = CUR.IDefs;
+ limit = def + CUR.numIDefs;
+
+ for ( ; def < limit; def++ )
+ if ( def->opc == (FT_ULong)args[0] )
+ break;
+
+ if ( def == limit )
+ {
+ /* check that there is enough room for a new instruction */
+ if ( CUR.numIDefs >= CUR.maxIDefs )
+ {
+ CUR.error = TT_Err_Too_Many_Instruction_Defs;
+ return;
+ }
+ CUR.numIDefs++;
+ }
+
+ /* opcode must be unsigned 8-bit integer */
+ if ( 0 > args[0] || args[0] > 0x00FF )
+ {
+ CUR.error = TT_Err_Too_Many_Instruction_Defs;
+ return;
+ }
+
+ def->opc = (FT_Byte)args[0];
+ def->start = CUR.IP + 1;
+ def->range = CUR.curRange;
+ def->active = TRUE;
+
+ if ( (FT_ULong)args[0] > CUR.maxIns )
+ CUR.maxIns = (FT_Byte)args[0];
+
+ /* Now skip the whole function definition. */
+ /* We don't allow nested IDEFs & FDEFs. */
+
+ while ( SKIP_Code() == SUCCESS )
+ {
+ switch ( CUR.opcode )
+ {
+ case 0x89: /* IDEF */
+ case 0x2C: /* FDEF */
+ CUR.error = TT_Err_Nested_DEFS;
+ return;
+ case 0x2D: /* ENDF */
+ return;
+ }
+ }
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* PUSHING DATA ONTO THE INTERPRETER STACK */
+ /* */
+ /* Instructions appear in the specification's order. */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* NPUSHB[]: PUSH N Bytes */
+ /* Opcode range: 0x40 */
+ /* Stack: --> uint32... */
+ /* */
+ static void
+ Ins_NPUSHB( INS_ARG )
+ {
+ FT_UShort L, K;
+
+
+ L = (FT_UShort)CUR.code[CUR.IP + 1];
+
+ if ( BOUNDS( L, CUR.stackSize + 1 - CUR.top ) )
+ {
+ CUR.error = TT_Err_Stack_Overflow;
+ return;
+ }
+
+ for ( K = 1; K <= L; K++ )
+ args[K - 1] = CUR.code[CUR.IP + K + 1];
+
+ CUR.new_top += L;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* NPUSHW[]: PUSH N Words */
+ /* Opcode range: 0x41 */
+ /* Stack: --> int32... */
+ /* */
+ static void
+ Ins_NPUSHW( INS_ARG )
+ {
+ FT_UShort L, K;
+
+
+ L = (FT_UShort)CUR.code[CUR.IP + 1];
+
+ if ( BOUNDS( L, CUR.stackSize + 1 - CUR.top ) )
+ {
+ CUR.error = TT_Err_Stack_Overflow;
+ return;
+ }
+
+ CUR.IP += 2;
+
+ for ( K = 0; K < L; K++ )
+ args[K] = GET_ShortIns();
+
+ CUR.step_ins = FALSE;
+ CUR.new_top += L;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* PUSHB[abc]: PUSH Bytes */
+ /* Opcode range: 0xB0-0xB7 */
+ /* Stack: --> uint32... */
+ /* */
+ static void
+ Ins_PUSHB( INS_ARG )
+ {
+ FT_UShort L, K;
+
+
+ L = (FT_UShort)( CUR.opcode - 0xB0 + 1 );
+
+ if ( BOUNDS( L, CUR.stackSize + 1 - CUR.top ) )
+ {
+ CUR.error = TT_Err_Stack_Overflow;
+ return;
+ }
+
+ for ( K = 1; K <= L; K++ )
+ args[K - 1] = CUR.code[CUR.IP + K];
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* PUSHW[abc]: PUSH Words */
+ /* Opcode range: 0xB8-0xBF */
+ /* Stack: --> int32... */
+ /* */
+ static void
+ Ins_PUSHW( INS_ARG )
+ {
+ FT_UShort L, K;
+
+
+ L = (FT_UShort)( CUR.opcode - 0xB8 + 1 );
+
+ if ( BOUNDS( L, CUR.stackSize + 1 - CUR.top ) )
+ {
+ CUR.error = TT_Err_Stack_Overflow;
+ return;
+ }
+
+ CUR.IP++;
+
+ for ( K = 0; K < L; K++ )
+ args[K] = GET_ShortIns();
+
+ CUR.step_ins = FALSE;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* MANAGING THE GRAPHICS STATE */
+ /* */
+ /* Instructions appear in the specs' order. */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* GC[a]: Get Coordinate projected onto */
+ /* Opcode range: 0x46-0x47 */
+ /* Stack: uint32 --> f26.6 */
+ /* */
+ /* XXX: UNDOCUMENTED: Measures from the original glyph must be taken */
+ /* along the dual projection vector! */
+ /* */
+ static void
+ Ins_GC( INS_ARG )
+ {
+ FT_ULong L;
+ FT_F26Dot6 R;
+
+
+ L = (FT_ULong)args[0];
+
+ if ( BOUNDSL( L, CUR.zp2.n_points ) )
+ {
+ if ( CUR.pedantic_hinting )
+ CUR.error = TT_Err_Invalid_Reference;
+ R = 0;
+ }
+ else
+ {
+ if ( CUR.opcode & 1 )
+ R = CUR_fast_dualproj( &CUR.zp2.org[L] );
+ else
+ R = CUR_fast_project( &CUR.zp2.cur[L] );
+ }
+
+ args[0] = R;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SCFS[]: Set Coordinate From Stack */
+ /* Opcode range: 0x48 */
+ /* Stack: f26.6 uint32 --> */
+ /* */
+ /* Formula: */
+ /* */
+ /* OA := OA + ( value - OA.p )/( f.p ) * f */
+ /* */
+ static void
+ Ins_SCFS( INS_ARG )
+ {
+ FT_Long K;
+ FT_UShort L;
+
+
+ L = (FT_UShort)args[0];
+
+ if ( BOUNDS( L, CUR.zp2.n_points ) )
+ {
+ if ( CUR.pedantic_hinting )
+ CUR.error = TT_Err_Invalid_Reference;
+ return;
+ }
+
+ K = CUR_fast_project( &CUR.zp2.cur[L] );
+
+ CUR_Func_move( &CUR.zp2, L, args[1] - K );
+
+ /* UNDOCUMENTED! The MS rasterizer does that with */
+ /* twilight points (confirmed by Greg Hitchcock) */
+ if ( CUR.GS.gep2 == 0 )
+ CUR.zp2.org[L] = CUR.zp2.cur[L];
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* MD[a]: Measure Distance */
+ /* Opcode range: 0x49-0x4A */
+ /* Stack: uint32 uint32 --> f26.6 */
+ /* */
+ /* XXX: UNDOCUMENTED: Measure taken in the original glyph must be along */
+ /* the dual projection vector. */
+ /* */
+ /* XXX: UNDOCUMENTED: Flag attributes are inverted! */
+ /* 0 => measure distance in original outline */
+ /* 1 => measure distance in grid-fitted outline */
+ /* */
+ /* XXX: UNDOCUMENTED: `zp0 - zp1', and not `zp2 - zp1! */
+ /* */
+ static void
+ Ins_MD( INS_ARG )
+ {
+ FT_UShort K, L;
+ FT_F26Dot6 D;
+
+
+ K = (FT_UShort)args[1];
+ L = (FT_UShort)args[0];
+
+ if ( BOUNDS( L, CUR.zp0.n_points ) ||
+ BOUNDS( K, CUR.zp1.n_points ) )
+ {
+ if ( CUR.pedantic_hinting )
+ CUR.error = TT_Err_Invalid_Reference;
+ D = 0;
+ }
+ else
+ {
+ if ( CUR.opcode & 1 )
+ D = CUR_Func_project( CUR.zp0.cur + L, CUR.zp1.cur + K );
+ else
+ {
+ /* XXX: UNDOCUMENTED: twilight zone special case */
+
+ if ( CUR.GS.gep0 == 0 || CUR.GS.gep1 == 0 )
+ {
+ FT_Vector* vec1 = CUR.zp0.org + L;
+ FT_Vector* vec2 = CUR.zp1.org + K;
+
+
+ D = CUR_Func_dualproj( vec1, vec2 );
+ }
+ else
+ {
+ FT_Vector* vec1 = CUR.zp0.orus + L;
+ FT_Vector* vec2 = CUR.zp1.orus + K;
+
+
+ if ( CUR.metrics.x_scale == CUR.metrics.y_scale )
+ {
+ /* this should be faster */
+ D = CUR_Func_dualproj( vec1, vec2 );
+ D = TT_MULFIX( D, CUR.metrics.x_scale );
+ }
+ else
+ {
+ FT_Vector vec;
+
+
+ vec.x = TT_MULFIX( vec1->x - vec2->x, CUR.metrics.x_scale );
+ vec.y = TT_MULFIX( vec1->y - vec2->y, CUR.metrics.y_scale );
+
+ D = CUR_fast_dualproj( &vec );
+ }
+ }
+ }
+ }
+
+ args[0] = D;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SDPVTL[a]: Set Dual PVector to Line */
+ /* Opcode range: 0x86-0x87 */
+ /* Stack: uint32 uint32 --> */
+ /* */
+ static void
+ Ins_SDPVTL( INS_ARG )
+ {
+ FT_Long A, B, C;
+ FT_UShort p1, p2; /* was FT_Int in pas type ERROR */
+ FT_Int aOpc = CUR.opcode;
+
+
+ p1 = (FT_UShort)args[1];
+ p2 = (FT_UShort)args[0];
+
+ if ( BOUNDS( p2, CUR.zp1.n_points ) ||
+ BOUNDS( p1, CUR.zp2.n_points ) )
+ {
+ if ( CUR.pedantic_hinting )
+ CUR.error = TT_Err_Invalid_Reference;
+ return;
+ }
+
+ {
+ FT_Vector* v1 = CUR.zp1.org + p2;
+ FT_Vector* v2 = CUR.zp2.org + p1;
+
+
+ A = v1->x - v2->x;
+ B = v1->y - v2->y;
+
+ /* If v1 == v2, SDPVTL behaves the same as */
+ /* SVTCA[X], respectively. */
+ /* */
+ /* Confirmed by Greg Hitchcock. */
+
+ if ( A == 0 && B == 0 )
+ {
+ A = 0x4000;
+ aOpc = 0;
+ }
+ }
+
+ if ( ( aOpc & 1 ) != 0 )
+ {
+ C = B; /* counter clockwise rotation */
+ B = A;
+ A = -C;
+ }
+
+ NORMalize( A, B, &CUR.GS.dualVector );
+
+ {
+ FT_Vector* v1 = CUR.zp1.cur + p2;
+ FT_Vector* v2 = CUR.zp2.cur + p1;
+
+
+ A = v1->x - v2->x;
+ B = v1->y - v2->y;
+ }
+
+ if ( ( aOpc & 1 ) != 0 )
+ {
+ C = B; /* counter clockwise rotation */
+ B = A;
+ A = -C;
+ }
+
+ NORMalize( A, B, &CUR.GS.projVector );
+
+ GUESS_VECTOR( freeVector );
+
+ COMPUTE_Funcs();
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SZP0[]: Set Zone Pointer 0 */
+ /* Opcode range: 0x13 */
+ /* Stack: uint32 --> */
+ /* */
+ static void
+ Ins_SZP0( INS_ARG )
+ {
+ switch ( (FT_Int)args[0] )
+ {
+ case 0:
+ CUR.zp0 = CUR.twilight;
+ break;
+
+ case 1:
+ CUR.zp0 = CUR.pts;
+ break;
+
+ default:
+ if ( CUR.pedantic_hinting )
+ CUR.error = TT_Err_Invalid_Reference;
+ return;
+ }
+
+ CUR.GS.gep0 = (FT_UShort)args[0];
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SZP1[]: Set Zone Pointer 1 */
+ /* Opcode range: 0x14 */
+ /* Stack: uint32 --> */
+ /* */
+ static void
+ Ins_SZP1( INS_ARG )
+ {
+ switch ( (FT_Int)args[0] )
+ {
+ case 0:
+ CUR.zp1 = CUR.twilight;
+ break;
+
+ case 1:
+ CUR.zp1 = CUR.pts;
+ break;
+
+ default:
+ if ( CUR.pedantic_hinting )
+ CUR.error = TT_Err_Invalid_Reference;
+ return;
+ }
+
+ CUR.GS.gep1 = (FT_UShort)args[0];
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SZP2[]: Set Zone Pointer 2 */
+ /* Opcode range: 0x15 */
+ /* Stack: uint32 --> */
+ /* */
+ static void
+ Ins_SZP2( INS_ARG )
+ {
+ switch ( (FT_Int)args[0] )
+ {
+ case 0:
+ CUR.zp2 = CUR.twilight;
+ break;
+
+ case 1:
+ CUR.zp2 = CUR.pts;
+ break;
+
+ default:
+ if ( CUR.pedantic_hinting )
+ CUR.error = TT_Err_Invalid_Reference;
+ return;
+ }
+
+ CUR.GS.gep2 = (FT_UShort)args[0];
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SZPS[]: Set Zone PointerS */
+ /* Opcode range: 0x16 */
+ /* Stack: uint32 --> */
+ /* */
+ static void
+ Ins_SZPS( INS_ARG )
+ {
+ switch ( (FT_Int)args[0] )
+ {
+ case 0:
+ CUR.zp0 = CUR.twilight;
+ break;
+
+ case 1:
+ CUR.zp0 = CUR.pts;
+ break;
+
+ default:
+ if ( CUR.pedantic_hinting )
+ CUR.error = TT_Err_Invalid_Reference;
+ return;
+ }
+
+ CUR.zp1 = CUR.zp0;
+ CUR.zp2 = CUR.zp0;
+
+ CUR.GS.gep0 = (FT_UShort)args[0];
+ CUR.GS.gep1 = (FT_UShort)args[0];
+ CUR.GS.gep2 = (FT_UShort)args[0];
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* INSTCTRL[]: INSTruction ConTRoL */
+ /* Opcode range: 0x8e */
+ /* Stack: int32 int32 --> */
+ /* */
+ static void
+ Ins_INSTCTRL( INS_ARG )
+ {
+ FT_Long K, L;
+
+
+ K = args[1];
+ L = args[0];
+
+ if ( K < 1 || K > 2 )
+ {
+ if ( CUR.pedantic_hinting )
+ CUR.error = TT_Err_Invalid_Reference;
+ return;
+ }
+
+ if ( L != 0 )
+ L = K;
+
+ CUR.GS.instruct_control = FT_BOOL(
+ ( (FT_Byte)CUR.GS.instruct_control & ~(FT_Byte)K ) | (FT_Byte)L );
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SCANCTRL[]: SCAN ConTRoL */
+ /* Opcode range: 0x85 */
+ /* Stack: uint32? --> */
+ /* */
+ static void
+ Ins_SCANCTRL( INS_ARG )
+ {
+ FT_Int A;
+
+
+ /* Get Threshold */
+ A = (FT_Int)( args[0] & 0xFF );
+
+ if ( A == 0xFF )
+ {
+ CUR.GS.scan_control = TRUE;
+ return;
+ }
+ else if ( A == 0 )
+ {
+ CUR.GS.scan_control = FALSE;
+ return;
+ }
+
+ if ( ( args[0] & 0x100 ) != 0 && CUR.tt_metrics.ppem <= A )
+ CUR.GS.scan_control = TRUE;
+
+ if ( ( args[0] & 0x200 ) != 0 && CUR.tt_metrics.rotated )
+ CUR.GS.scan_control = TRUE;
+
+ if ( ( args[0] & 0x400 ) != 0 && CUR.tt_metrics.stretched )
+ CUR.GS.scan_control = TRUE;
+
+ if ( ( args[0] & 0x800 ) != 0 && CUR.tt_metrics.ppem > A )
+ CUR.GS.scan_control = FALSE;
+
+ if ( ( args[0] & 0x1000 ) != 0 && CUR.tt_metrics.rotated )
+ CUR.GS.scan_control = FALSE;
+
+ if ( ( args[0] & 0x2000 ) != 0 && CUR.tt_metrics.stretched )
+ CUR.GS.scan_control = FALSE;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SCANTYPE[]: SCAN TYPE */
+ /* Opcode range: 0x8D */
+ /* Stack: uint32? --> */
+ /* */
+ static void
+ Ins_SCANTYPE( INS_ARG )
+ {
+ if ( args[0] >= 0 )
+ CUR.GS.scan_type = (FT_Int)args[0];
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* MANAGING OUTLINES */
+ /* */
+ /* Instructions appear in the specification's order. */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* FLIPPT[]: FLIP PoinT */
+ /* Opcode range: 0x80 */
+ /* Stack: uint32... --> */
+ /* */
+ static void
+ Ins_FLIPPT( INS_ARG )
+ {
+ FT_UShort point;
+
+ FT_UNUSED_ARG;
+
+
+ if ( CUR.top < CUR.GS.loop )
+ {
+ if ( CUR.pedantic_hinting )
+ CUR.error = TT_Err_Too_Few_Arguments;
+ goto Fail;
+ }
+
+ while ( CUR.GS.loop > 0 )
+ {
+ CUR.args--;
+
+ point = (FT_UShort)CUR.stack[CUR.args];
+
+ if ( BOUNDS( point, CUR.pts.n_points ) )
+ {
+ if ( CUR.pedantic_hinting )
+ {
+ CUR.error = TT_Err_Invalid_Reference;
+ return;
+ }
+ }
+ else
+ CUR.pts.tags[point] ^= FT_CURVE_TAG_ON;
+
+ CUR.GS.loop--;
+ }
+
+ Fail:
+ CUR.GS.loop = 1;
+ CUR.new_top = CUR.args;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* FLIPRGON[]: FLIP RanGe ON */
+ /* Opcode range: 0x81 */
+ /* Stack: uint32 uint32 --> */
+ /* */
+ static void
+ Ins_FLIPRGON( INS_ARG )
+ {
+ FT_UShort I, K, L;
+
+
+ K = (FT_UShort)args[1];
+ L = (FT_UShort)args[0];
+
+ if ( BOUNDS( K, CUR.pts.n_points ) ||
+ BOUNDS( L, CUR.pts.n_points ) )
+ {
+ if ( CUR.pedantic_hinting )
+ CUR.error = TT_Err_Invalid_Reference;
+ return;
+ }
+
+ for ( I = L; I <= K; I++ )
+ CUR.pts.tags[I] |= FT_CURVE_TAG_ON;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* FLIPRGOFF: FLIP RanGe OFF */
+ /* Opcode range: 0x82 */
+ /* Stack: uint32 uint32 --> */
+ /* */
+ static void
+ Ins_FLIPRGOFF( INS_ARG )
+ {
+ FT_UShort I, K, L;
+
+
+ K = (FT_UShort)args[1];
+ L = (FT_UShort)args[0];
+
+ if ( BOUNDS( K, CUR.pts.n_points ) ||
+ BOUNDS( L, CUR.pts.n_points ) )
+ {
+ if ( CUR.pedantic_hinting )
+ CUR.error = TT_Err_Invalid_Reference;
+ return;
+ }
+
+ for ( I = L; I <= K; I++ )
+ CUR.pts.tags[I] &= ~FT_CURVE_TAG_ON;
+ }
+
+
+ static FT_Bool
+ Compute_Point_Displacement( EXEC_OP_ FT_F26Dot6* x,
+ FT_F26Dot6* y,
+ TT_GlyphZone zone,
+ FT_UShort* refp )
+ {
+ TT_GlyphZoneRec zp;
+ FT_UShort p;
+ FT_F26Dot6 d;
+
+
+ if ( CUR.opcode & 1 )
+ {
+ zp = CUR.zp0;
+ p = CUR.GS.rp1;
+ }
+ else
+ {
+ zp = CUR.zp1;
+ p = CUR.GS.rp2;
+ }
+
+ if ( BOUNDS( p, zp.n_points ) )
+ {
+ if ( CUR.pedantic_hinting )
+ CUR.error = TT_Err_Invalid_Reference;
+ *refp = 0;
+ return FAILURE;
+ }
+
+ *zone = zp;
+ *refp = p;
+
+ d = CUR_Func_project( zp.cur + p, zp.org + p );
+
+#ifdef TT_CONFIG_OPTION_UNPATENTED_HINTING
+ if ( CUR.face->unpatented_hinting )
+ {
+ if ( CUR.GS.both_x_axis )
+ {
+ *x = d;
+ *y = 0;
+ }
+ else
+ {
+ *x = 0;
+ *y = d;
+ }
+ }
+ else
+#endif
+ {
+ *x = TT_MULDIV( d,
+ (FT_Long)CUR.GS.freeVector.x * 0x10000L,
+ CUR.F_dot_P );
+ *y = TT_MULDIV( d,
+ (FT_Long)CUR.GS.freeVector.y * 0x10000L,
+ CUR.F_dot_P );
+ }
+
+ return SUCCESS;
+ }
+
+
+ static void
+ Move_Zp2_Point( EXEC_OP_ FT_UShort point,
+ FT_F26Dot6 dx,
+ FT_F26Dot6 dy,
+ FT_Bool touch )
+ {
+#ifdef TT_CONFIG_OPTION_UNPATENTED_HINTING
+ if ( CUR.face->unpatented_hinting )
+ {
+ if ( CUR.GS.both_x_axis )
+ {
+ CUR.zp2.cur[point].x += dx;
+ if ( touch )
+ CUR.zp2.tags[point] |= FT_CURVE_TAG_TOUCH_X;
+ }
+ else
+ {
+ CUR.zp2.cur[point].y += dy;
+ if ( touch )
+ CUR.zp2.tags[point] |= FT_CURVE_TAG_TOUCH_Y;
+ }
+ return;
+ }
+#endif
+
+ if ( CUR.GS.freeVector.x != 0 )
+ {
+ CUR.zp2.cur[point].x += dx;
+ if ( touch )
+ CUR.zp2.tags[point] |= FT_CURVE_TAG_TOUCH_X;
+ }
+
+ if ( CUR.GS.freeVector.y != 0 )
+ {
+ CUR.zp2.cur[point].y += dy;
+ if ( touch )
+ CUR.zp2.tags[point] |= FT_CURVE_TAG_TOUCH_Y;
+ }
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SHP[a]: SHift Point by the last point */
+ /* Opcode range: 0x32-0x33 */
+ /* Stack: uint32... --> */
+ /* */
+ static void
+ Ins_SHP( INS_ARG )
+ {
+ TT_GlyphZoneRec zp;
+ FT_UShort refp;
+
+ FT_F26Dot6 dx,
+ dy;
+ FT_UShort point;
+
+ FT_UNUSED_ARG;
+
+
+ if ( CUR.top < CUR.GS.loop )
+ {
+ if ( CUR.pedantic_hinting )
+ CUR.error = TT_Err_Invalid_Reference;
+ goto Fail;
+ }
+
+ if ( COMPUTE_Point_Displacement( &dx, &dy, &zp, &refp ) )
+ return;
+
+ while ( CUR.GS.loop > 0 )
+ {
+ CUR.args--;
+ point = (FT_UShort)CUR.stack[CUR.args];
+
+ if ( BOUNDS( point, CUR.zp2.n_points ) )
+ {
+ if ( CUR.pedantic_hinting )
+ {
+ CUR.error = TT_Err_Invalid_Reference;
+ return;
+ }
+ }
+ else
+ MOVE_Zp2_Point( point, dx, dy, TRUE );
+
+ CUR.GS.loop--;
+ }
+
+ Fail:
+ CUR.GS.loop = 1;
+ CUR.new_top = CUR.args;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SHC[a]: SHift Contour */
+ /* Opcode range: 0x34-35 */
+ /* Stack: uint32 --> */
+ /* */
+ /* UNDOCUMENTED: According to Greg Hitchcock, there is one (virtual) */
+ /* contour in the twilight zone, namely contour number */
+ /* zero. */
+ /* */
+ static void
+ Ins_SHC( INS_ARG )
+ {
+ TT_GlyphZoneRec zp;
+ FT_UShort refp;
+ FT_F26Dot6 dx, dy;
+
+ FT_Short contour, bounds;
+ FT_UShort start, limit, i;
+
+
+ contour = (FT_UShort)args[0];
+ bounds = ( CUR.GS.gep2 == 0 ) ? 1 : CUR.zp2.n_contours;
+
+ if ( BOUNDS( contour, bounds ) )
+ {
+ if ( CUR.pedantic_hinting )
+ CUR.error = TT_Err_Invalid_Reference;
+ return;
+ }
+
+ if ( COMPUTE_Point_Displacement( &dx, &dy, &zp, &refp ) )
+ return;
+
+ if ( contour == 0 )
+ start = 0;
+ else
+ start = (FT_UShort)( CUR.zp2.contours[contour - 1] + 1 -
+ CUR.zp2.first_point );
+
+ /* we use the number of points if in the twilight zone */
+ if ( CUR.GS.gep2 == 0 )
+ limit = CUR.zp2.n_points;
+ else
+ limit = (FT_UShort)( CUR.zp2.contours[contour] -
+ CUR.zp2.first_point + 1 );
+
+ for ( i = start; i < limit; i++ )
+ {
+ if ( zp.cur != CUR.zp2.cur || refp != i )
+ MOVE_Zp2_Point( i, dx, dy, TRUE );
+ }
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SHZ[a]: SHift Zone */
+ /* Opcode range: 0x36-37 */
+ /* Stack: uint32 --> */
+ /* */
+ static void
+ Ins_SHZ( INS_ARG )
+ {
+ TT_GlyphZoneRec zp;
+ FT_UShort refp;
+ FT_F26Dot6 dx,
+ dy;
+
+ FT_UShort limit, i;
+
+
+ if ( BOUNDS( args[0], 2 ) )
+ {
+ if ( CUR.pedantic_hinting )
+ CUR.error = TT_Err_Invalid_Reference;
+ return;
+ }
+
+ if ( COMPUTE_Point_Displacement( &dx, &dy, &zp, &refp ) )
+ return;
+
+ /* XXX: UNDOCUMENTED! SHZ doesn't move the phantom points. */
+ /* Twilight zone has no real contours, so use `n_points'. */
+ /* Normal zone's `n_points' includes phantoms, so must */
+ /* use end of last contour. */
+ if ( CUR.GS.gep2 == 0 )
+ limit = (FT_UShort)CUR.zp2.n_points;
+ else if ( CUR.GS.gep2 == 1 && CUR.zp2.n_contours > 0 )
+ limit = (FT_UShort)( CUR.zp2.contours[CUR.zp2.n_contours - 1] + 1 );
+ else
+ limit = 0;
+
+ /* XXX: UNDOCUMENTED! SHZ doesn't touch the points */
+ for ( i = 0; i < limit; i++ )
+ {
+ if ( zp.cur != CUR.zp2.cur || refp != i )
+ MOVE_Zp2_Point( i, dx, dy, FALSE );
+ }
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SHPIX[]: SHift points by a PIXel amount */
+ /* Opcode range: 0x38 */
+ /* Stack: f26.6 uint32... --> */
+ /* */
+ static void
+ Ins_SHPIX( INS_ARG )
+ {
+ FT_F26Dot6 dx, dy;
+ FT_UShort point;
+
+
+ if ( CUR.top < CUR.GS.loop + 1 )
+ {
+ if ( CUR.pedantic_hinting )
+ CUR.error = TT_Err_Invalid_Reference;
+ goto Fail;
+ }
+
+#ifdef TT_CONFIG_OPTION_UNPATENTED_HINTING
+ if ( CUR.face->unpatented_hinting )
+ {
+ if ( CUR.GS.both_x_axis )
+ {
+ dx = TT_MulFix14( (FT_UInt32)args[0], 0x4000 );
+ dy = 0;
+ }
+ else
+ {
+ dx = 0;
+ dy = TT_MulFix14( (FT_UInt32)args[0], 0x4000 );
+ }
+ }
+ else
+#endif
+ {
+ dx = TT_MulFix14( (FT_UInt32)args[0], CUR.GS.freeVector.x );
+ dy = TT_MulFix14( (FT_UInt32)args[0], CUR.GS.freeVector.y );
+ }
+
+ while ( CUR.GS.loop > 0 )
+ {
+ CUR.args--;
+
+ point = (FT_UShort)CUR.stack[CUR.args];
+
+ if ( BOUNDS( point, CUR.zp2.n_points ) )
+ {
+ if ( CUR.pedantic_hinting )
+ {
+ CUR.error = TT_Err_Invalid_Reference;
+ return;
+ }
+ }
+ else
+ MOVE_Zp2_Point( point, dx, dy, TRUE );
+
+ CUR.GS.loop--;
+ }
+
+ Fail:
+ CUR.GS.loop = 1;
+ CUR.new_top = CUR.args;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* MSIRP[a]: Move Stack Indirect Relative Position */
+ /* Opcode range: 0x3A-0x3B */
+ /* Stack: f26.6 uint32 --> */
+ /* */
+ static void
+ Ins_MSIRP( INS_ARG )
+ {
+ FT_UShort point;
+ FT_F26Dot6 distance;
+
+
+ point = (FT_UShort)args[0];
+
+ if ( BOUNDS( point, CUR.zp1.n_points ) ||
+ BOUNDS( CUR.GS.rp0, CUR.zp0.n_points ) )
+ {
+ if ( CUR.pedantic_hinting )
+ CUR.error = TT_Err_Invalid_Reference;
+ return;
+ }
+
+ /* UNDOCUMENTED! The MS rasterizer does that with */
+ /* twilight points (confirmed by Greg Hitchcock) */
+ if ( CUR.GS.gep1 == 0 )
+ {
+ CUR.zp1.org[point] = CUR.zp0.org[CUR.GS.rp0];
+ CUR_Func_move_orig( &CUR.zp1, point, args[1] );
+ CUR.zp1.cur[point] = CUR.zp1.org[point];
+ }
+
+ distance = CUR_Func_project( CUR.zp1.cur + point,
+ CUR.zp0.cur + CUR.GS.rp0 );
+
+ CUR_Func_move( &CUR.zp1, point, args[1] - distance );
+
+ CUR.GS.rp1 = CUR.GS.rp0;
+ CUR.GS.rp2 = point;
+
+ if ( ( CUR.opcode & 1 ) != 0 )
+ CUR.GS.rp0 = point;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* MDAP[a]: Move Direct Absolute Point */
+ /* Opcode range: 0x2E-0x2F */
+ /* Stack: uint32 --> */
+ /* */
+ static void
+ Ins_MDAP( INS_ARG )
+ {
+ FT_UShort point;
+ FT_F26Dot6 cur_dist,
+ distance;
+
+
+ point = (FT_UShort)args[0];
+
+ if ( BOUNDS( point, CUR.zp0.n_points ) )
+ {
+ if ( CUR.pedantic_hinting )
+ CUR.error = TT_Err_Invalid_Reference;
+ return;
+ }
+
+ if ( ( CUR.opcode & 1 ) != 0 )
+ {
+ cur_dist = CUR_fast_project( &CUR.zp0.cur[point] );
+ distance = CUR_Func_round( cur_dist,
+ CUR.tt_metrics.compensations[0] ) - cur_dist;
+ }
+ else
+ distance = 0;
+
+ CUR_Func_move( &CUR.zp0, point, distance );
+
+ CUR.GS.rp0 = point;
+ CUR.GS.rp1 = point;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* MIAP[a]: Move Indirect Absolute Point */
+ /* Opcode range: 0x3E-0x3F */
+ /* Stack: uint32 uint32 --> */
+ /* */
+ static void
+ Ins_MIAP( INS_ARG )
+ {
+ FT_ULong cvtEntry;
+ FT_UShort point;
+ FT_F26Dot6 distance,
+ org_dist;
+
+
+ cvtEntry = (FT_ULong)args[1];
+ point = (FT_UShort)args[0];
+
+ if ( BOUNDS( point, CUR.zp0.n_points ) ||
+ BOUNDSL( cvtEntry, CUR.cvtSize ) )
+ {
+ if ( CUR.pedantic_hinting )
+ CUR.error = TT_Err_Invalid_Reference;
+ goto Fail;
+ }
+
+ /* UNDOCUMENTED! */
+ /* */
+ /* The behaviour of an MIAP instruction is quite different when used */
+ /* in the twilight zone. */
+ /* */
+ /* First, no control value cut-in test is performed as it would fail */
+ /* anyway. Second, the original point, i.e. (org_x,org_y) of */
+ /* zp0.point, is set to the absolute, unrounded distance found in the */
+ /* CVT. */
+ /* */
+ /* This is used in the CVT programs of the Microsoft fonts Arial, */
+ /* Times, etc., in order to re-adjust some key font heights. It */
+ /* allows the use of the IP instruction in the twilight zone, which */
+ /* otherwise would be invalid according to the specification. */
+ /* */
+ /* We implement it with a special sequence for the twilight zone. */
+ /* This is a bad hack, but it seems to work. */
+ /* */
+ /* Confirmed by Greg Hitchcock. */
+
+ distance = CUR_Func_read_cvt( cvtEntry );
+
+ if ( CUR.GS.gep0 == 0 ) /* If in twilight zone */
+ {
+ CUR.zp0.org[point].x = TT_MulFix14( (FT_UInt32)distance,
+ CUR.GS.freeVector.x );
+ CUR.zp0.org[point].y = TT_MulFix14( (FT_UInt32)distance,
+ CUR.GS.freeVector.y ),
+ CUR.zp0.cur[point] = CUR.zp0.org[point];
+ }
+
+ org_dist = CUR_fast_project( &CUR.zp0.cur[point] );
+
+ if ( ( CUR.opcode & 1 ) != 0 ) /* rounding and control cutin flag */
+ {
+ if ( FT_ABS( distance - org_dist ) > CUR.GS.control_value_cutin )
+ distance = org_dist;
+
+ distance = CUR_Func_round( distance, CUR.tt_metrics.compensations[0] );
+ }
+
+ CUR_Func_move( &CUR.zp0, point, distance - org_dist );
+
+ Fail:
+ CUR.GS.rp0 = point;
+ CUR.GS.rp1 = point;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* MDRP[abcde]: Move Direct Relative Point */
+ /* Opcode range: 0xC0-0xDF */
+ /* Stack: uint32 --> */
+ /* */
+ static void
+ Ins_MDRP( INS_ARG )
+ {
+ FT_UShort point;
+ FT_F26Dot6 org_dist, distance;
+
+
+ point = (FT_UShort)args[0];
+
+ if ( BOUNDS( point, CUR.zp1.n_points ) ||
+ BOUNDS( CUR.GS.rp0, CUR.zp0.n_points ) )
+ {
+ if ( CUR.pedantic_hinting )
+ CUR.error = TT_Err_Invalid_Reference;
+ goto Fail;
+ }
+
+ /* XXX: Is there some undocumented feature while in the */
+ /* twilight zone? */
+
+ /* XXX: UNDOCUMENTED: twilight zone special case */
+
+ if ( CUR.GS.gep0 == 0 || CUR.GS.gep1 == 0 )
+ {
+ FT_Vector* vec1 = &CUR.zp1.org[point];
+ FT_Vector* vec2 = &CUR.zp0.org[CUR.GS.rp0];
+
+
+ org_dist = CUR_Func_dualproj( vec1, vec2 );
+ }
+ else
+ {
+ FT_Vector* vec1 = &CUR.zp1.orus[point];
+ FT_Vector* vec2 = &CUR.zp0.orus[CUR.GS.rp0];
+
+
+ if ( CUR.metrics.x_scale == CUR.metrics.y_scale )
+ {
+ /* this should be faster */
+ org_dist = CUR_Func_dualproj( vec1, vec2 );
+ org_dist = TT_MULFIX( org_dist, CUR.metrics.x_scale );
+ }
+ else
+ {
+ FT_Vector vec;
+
+
+ vec.x = TT_MULFIX( vec1->x - vec2->x, CUR.metrics.x_scale );
+ vec.y = TT_MULFIX( vec1->y - vec2->y, CUR.metrics.y_scale );
+
+ org_dist = CUR_fast_dualproj( &vec );
+ }
+ }
+
+ /* single width cut-in test */
+
+ if ( FT_ABS( org_dist - CUR.GS.single_width_value ) <
+ CUR.GS.single_width_cutin )
+ {
+ if ( org_dist >= 0 )
+ org_dist = CUR.GS.single_width_value;
+ else
+ org_dist = -CUR.GS.single_width_value;
+ }
+
+ /* round flag */
+
+ if ( ( CUR.opcode & 4 ) != 0 )
+ distance = CUR_Func_round(
+ org_dist,
+ CUR.tt_metrics.compensations[CUR.opcode & 3] );
+ else
+ distance = ROUND_None(
+ org_dist,
+ CUR.tt_metrics.compensations[CUR.opcode & 3] );
+
+ /* minimum distance flag */
+
+ if ( ( CUR.opcode & 8 ) != 0 )
+ {
+ if ( org_dist >= 0 )
+ {
+ if ( distance < CUR.GS.minimum_distance )
+ distance = CUR.GS.minimum_distance;
+ }
+ else
+ {
+ if ( distance > -CUR.GS.minimum_distance )
+ distance = -CUR.GS.minimum_distance;
+ }
+ }
+
+ /* now move the point */
+
+ org_dist = CUR_Func_project( CUR.zp1.cur + point,
+ CUR.zp0.cur + CUR.GS.rp0 );
+
+ CUR_Func_move( &CUR.zp1, point, distance - org_dist );
+
+ Fail:
+ CUR.GS.rp1 = CUR.GS.rp0;
+ CUR.GS.rp2 = point;
+
+ if ( ( CUR.opcode & 16 ) != 0 )
+ CUR.GS.rp0 = point;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* MIRP[abcde]: Move Indirect Relative Point */
+ /* Opcode range: 0xE0-0xFF */
+ /* Stack: int32? uint32 --> */
+ /* */
+ static void
+ Ins_MIRP( INS_ARG )
+ {
+ FT_UShort point;
+ FT_ULong cvtEntry;
+
+ FT_F26Dot6 cvt_dist,
+ distance,
+ cur_dist,
+ org_dist;
+
+
+ point = (FT_UShort)args[0];
+ cvtEntry = (FT_ULong)( args[1] + 1 );
+
+ /* XXX: UNDOCUMENTED! cvt[-1] = 0 always */
+
+ if ( BOUNDS( point, CUR.zp1.n_points ) ||
+ BOUNDSL( cvtEntry, CUR.cvtSize + 1 ) ||
+ BOUNDS( CUR.GS.rp0, CUR.zp0.n_points ) )
+ {
+ if ( CUR.pedantic_hinting )
+ CUR.error = TT_Err_Invalid_Reference;
+ goto Fail;
+ }
+
+ if ( !cvtEntry )
+ cvt_dist = 0;
+ else
+ cvt_dist = CUR_Func_read_cvt( cvtEntry - 1 );
+
+ /* single width test */
+
+ if ( FT_ABS( cvt_dist - CUR.GS.single_width_value ) <
+ CUR.GS.single_width_cutin )
+ {
+ if ( cvt_dist >= 0 )
+ cvt_dist = CUR.GS.single_width_value;
+ else
+ cvt_dist = -CUR.GS.single_width_value;
+ }
+
+ /* UNDOCUMENTED! The MS rasterizer does that with */
+ /* twilight points (confirmed by Greg Hitchcock) */
+ if ( CUR.GS.gep1 == 0 )
+ {
+ CUR.zp1.org[point].x = CUR.zp0.org[CUR.GS.rp0].x +
+ TT_MulFix14( (FT_UInt32)cvt_dist,
+ CUR.GS.freeVector.x );
+ CUR.zp1.org[point].y = CUR.zp0.org[CUR.GS.rp0].y +
+ TT_MulFix14( (FT_UInt32)cvt_dist,
+ CUR.GS.freeVector.y );
+ CUR.zp1.cur[point] = CUR.zp1.org[point];
+ }
+
+ org_dist = CUR_Func_dualproj( &CUR.zp1.org[point],
+ &CUR.zp0.org[CUR.GS.rp0] );
+ cur_dist = CUR_Func_project ( &CUR.zp1.cur[point],
+ &CUR.zp0.cur[CUR.GS.rp0] );
+
+ /* auto-flip test */
+
+ if ( CUR.GS.auto_flip )
+ {
+ if ( ( org_dist ^ cvt_dist ) < 0 )
+ cvt_dist = -cvt_dist;
+ }
+
+ /* control value cutin and round */
+
+ if ( ( CUR.opcode & 4 ) != 0 )
+ {
+ /* XXX: UNDOCUMENTED! Only perform cut-in test when both points */
+ /* refer to the same zone. */
+
+ if ( CUR.GS.gep0 == CUR.GS.gep1 )
+ {
+ /* XXX: According to Greg Hitchcock, the following wording is */
+ /* the right one: */
+ /* */
+ /* When the absolute difference between the value in */
+ /* the table [CVT] and the measurement directly from */
+ /* the outline is _greater_ than the cut_in value, the */
+ /* outline measurement is used. */
+ /* */
+ /* This is from `instgly.doc'. The description in */
+ /* `ttinst2.doc', version 1.66, is thus incorrect since */
+ /* it implies `>=' instead of `>'. */
+
+ if ( FT_ABS( cvt_dist - org_dist ) > CUR.GS.control_value_cutin )
+ cvt_dist = org_dist;
+ }
+
+ distance = CUR_Func_round(
+ cvt_dist,
+ CUR.tt_metrics.compensations[CUR.opcode & 3] );
+ }
+ else
+ distance = ROUND_None(
+ cvt_dist,
+ CUR.tt_metrics.compensations[CUR.opcode & 3] );
+
+ /* minimum distance test */
+
+ if ( ( CUR.opcode & 8 ) != 0 )
+ {
+ if ( org_dist >= 0 )
+ {
+ if ( distance < CUR.GS.minimum_distance )
+ distance = CUR.GS.minimum_distance;
+ }
+ else
+ {
+ if ( distance > -CUR.GS.minimum_distance )
+ distance = -CUR.GS.minimum_distance;
+ }
+ }
+
+ CUR_Func_move( &CUR.zp1, point, distance - cur_dist );
+
+ Fail:
+ CUR.GS.rp1 = CUR.GS.rp0;
+
+ if ( ( CUR.opcode & 16 ) != 0 )
+ CUR.GS.rp0 = point;
+
+ CUR.GS.rp2 = point;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* ALIGNRP[]: ALIGN Relative Point */
+ /* Opcode range: 0x3C */
+ /* Stack: uint32 uint32... --> */
+ /* */
+ static void
+ Ins_ALIGNRP( INS_ARG )
+ {
+ FT_UShort point;
+ FT_F26Dot6 distance;
+
+ FT_UNUSED_ARG;
+
+
+ if ( CUR.top < CUR.GS.loop ||
+ BOUNDS( CUR.GS.rp0, CUR.zp0.n_points ) )
+ {
+ if ( CUR.pedantic_hinting )
+ CUR.error = TT_Err_Invalid_Reference;
+ goto Fail;
+ }
+
+ while ( CUR.GS.loop > 0 )
+ {
+ CUR.args--;
+
+ point = (FT_UShort)CUR.stack[CUR.args];
+
+ if ( BOUNDS( point, CUR.zp1.n_points ) )
+ {
+ if ( CUR.pedantic_hinting )
+ {
+ CUR.error = TT_Err_Invalid_Reference;
+ return;
+ }
+ }
+ else
+ {
+ distance = CUR_Func_project( CUR.zp1.cur + point,
+ CUR.zp0.cur + CUR.GS.rp0 );
+
+ CUR_Func_move( &CUR.zp1, point, -distance );
+ }
+
+ CUR.GS.loop--;
+ }
+
+ Fail:
+ CUR.GS.loop = 1;
+ CUR.new_top = CUR.args;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* ISECT[]: moves point to InterSECTion */
+ /* Opcode range: 0x0F */
+ /* Stack: 5 * uint32 --> */
+ /* */
+ static void
+ Ins_ISECT( INS_ARG )
+ {
+ FT_UShort point,
+ a0, a1,
+ b0, b1;
+
+ FT_F26Dot6 discriminant;
+
+ FT_F26Dot6 dx, dy,
+ dax, day,
+ dbx, dby;
+
+ FT_F26Dot6 val;
+
+ FT_Vector R;
+
+
+ point = (FT_UShort)args[0];
+
+ a0 = (FT_UShort)args[1];
+ a1 = (FT_UShort)args[2];
+ b0 = (FT_UShort)args[3];
+ b1 = (FT_UShort)args[4];
+
+ if ( BOUNDS( b0, CUR.zp0.n_points ) ||
+ BOUNDS( b1, CUR.zp0.n_points ) ||
+ BOUNDS( a0, CUR.zp1.n_points ) ||
+ BOUNDS( a1, CUR.zp1.n_points ) ||
+ BOUNDS( point, CUR.zp2.n_points ) )
+ {
+ if ( CUR.pedantic_hinting )
+ CUR.error = TT_Err_Invalid_Reference;
+ return;
+ }
+
+ dbx = CUR.zp0.cur[b1].x - CUR.zp0.cur[b0].x;
+ dby = CUR.zp0.cur[b1].y - CUR.zp0.cur[b0].y;
+
+ dax = CUR.zp1.cur[a1].x - CUR.zp1.cur[a0].x;
+ day = CUR.zp1.cur[a1].y - CUR.zp1.cur[a0].y;
+
+ dx = CUR.zp0.cur[b0].x - CUR.zp1.cur[a0].x;
+ dy = CUR.zp0.cur[b0].y - CUR.zp1.cur[a0].y;
+
+ CUR.zp2.tags[point] |= FT_CURVE_TAG_TOUCH_BOTH;
+
+ discriminant = TT_MULDIV( dax, -dby, 0x40 ) +
+ TT_MULDIV( day, dbx, 0x40 );
+
+ if ( FT_ABS( discriminant ) >= 0x40 )
+ {
+ val = TT_MULDIV( dx, -dby, 0x40 ) + TT_MULDIV( dy, dbx, 0x40 );
+
+ R.x = TT_MULDIV( val, dax, discriminant );
+ R.y = TT_MULDIV( val, day, discriminant );
+
+ CUR.zp2.cur[point].x = CUR.zp1.cur[a0].x + R.x;
+ CUR.zp2.cur[point].y = CUR.zp1.cur[a0].y + R.y;
+ }
+ else
+ {
+ /* else, take the middle of the middles of A and B */
+
+ CUR.zp2.cur[point].x = ( CUR.zp1.cur[a0].x +
+ CUR.zp1.cur[a1].x +
+ CUR.zp0.cur[b0].x +
+ CUR.zp0.cur[b1].x ) / 4;
+ CUR.zp2.cur[point].y = ( CUR.zp1.cur[a0].y +
+ CUR.zp1.cur[a1].y +
+ CUR.zp0.cur[b0].y +
+ CUR.zp0.cur[b1].y ) / 4;
+ }
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* ALIGNPTS[]: ALIGN PoinTS */
+ /* Opcode range: 0x27 */
+ /* Stack: uint32 uint32 --> */
+ /* */
+ static void
+ Ins_ALIGNPTS( INS_ARG )
+ {
+ FT_UShort p1, p2;
+ FT_F26Dot6 distance;
+
+
+ p1 = (FT_UShort)args[0];
+ p2 = (FT_UShort)args[1];
+
+ if ( BOUNDS( p1, CUR.zp1.n_points ) ||
+ BOUNDS( p2, CUR.zp0.n_points ) )
+ {
+ if ( CUR.pedantic_hinting )
+ CUR.error = TT_Err_Invalid_Reference;
+ return;
+ }
+
+ distance = CUR_Func_project( CUR.zp0.cur + p2,
+ CUR.zp1.cur + p1 ) / 2;
+
+ CUR_Func_move( &CUR.zp1, p1, distance );
+ CUR_Func_move( &CUR.zp0, p2, -distance );
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* IP[]: Interpolate Point */
+ /* Opcode range: 0x39 */
+ /* Stack: uint32... --> */
+ /* */
+
+ /* SOMETIMES, DUMBER CODE IS BETTER CODE */
+
+ static void
+ Ins_IP( INS_ARG )
+ {
+ FT_F26Dot6 old_range, cur_range;
+ FT_Vector* orus_base;
+ FT_Vector* cur_base;
+ FT_Int twilight;
+
+ FT_UNUSED_ARG;
+
+
+ if ( CUR.top < CUR.GS.loop )
+ {
+ if ( CUR.pedantic_hinting )
+ CUR.error = TT_Err_Invalid_Reference;
+ goto Fail;
+ }
+
+ /*
+ * We need to deal in a special way with the twilight zone.
+ * Otherwise, by definition, the value of CUR.twilight.orus[n] is (0,0),
+ * for every n.
+ */
+ twilight = CUR.GS.gep0 == 0 || CUR.GS.gep1 == 0 || CUR.GS.gep2 == 0;
+
+ if ( BOUNDS( CUR.GS.rp1, CUR.zp0.n_points ) )
+ {
+ if ( CUR.pedantic_hinting )
+ CUR.error = TT_Err_Invalid_Reference;
+ goto Fail;
+ }
+
+ if ( twilight )
+ orus_base = &CUR.zp0.org[CUR.GS.rp1];
+ else
+ orus_base = &CUR.zp0.orus[CUR.GS.rp1];
+
+ cur_base = &CUR.zp0.cur[CUR.GS.rp1];
+
+ /* XXX: There are some glyphs in some braindead but popular */
+ /* fonts out there (e.g. [aeu]grave in monotype.ttf) */
+ /* calling IP[] with bad values of rp[12]. */
+ /* Do something sane when this odd thing happens. */
+ if ( BOUNDS( CUR.GS.rp1, CUR.zp0.n_points ) ||
+ BOUNDS( CUR.GS.rp2, CUR.zp1.n_points ) )
+ {
+ old_range = 0;
+ cur_range = 0;
+ }
+ else
+ {
+ if ( twilight )
+ old_range = CUR_Func_dualproj( &CUR.zp1.org[CUR.GS.rp2],
+ orus_base );
+ else if ( CUR.metrics.x_scale == CUR.metrics.y_scale )
+ old_range = CUR_Func_dualproj( &CUR.zp1.orus[CUR.GS.rp2],
+ orus_base );
+ else
+ {
+ FT_Vector vec;
+
+
+ vec.x = TT_MULFIX( CUR.zp1.orus[CUR.GS.rp2].x - orus_base->x,
+ CUR.metrics.x_scale );
+ vec.y = TT_MULFIX( CUR.zp1.orus[CUR.GS.rp2].y - orus_base->y,
+ CUR.metrics.y_scale );
+
+ old_range = CUR_fast_dualproj( &vec );
+ }
+
+ cur_range = CUR_Func_project ( &CUR.zp1.cur[CUR.GS.rp2], cur_base );
+ }
+
+ for ( ; CUR.GS.loop > 0; --CUR.GS.loop )
+ {
+ FT_UInt point = (FT_UInt)CUR.stack[--CUR.args];
+ FT_F26Dot6 org_dist, cur_dist, new_dist;
+
+
+ /* check point bounds */
+ if ( BOUNDS( point, CUR.zp2.n_points ) )
+ {
+ if ( CUR.pedantic_hinting )
+ {
+ CUR.error = TT_Err_Invalid_Reference;
+ return;
+ }
+ continue;
+ }
+
+ if ( twilight )
+ org_dist = CUR_Func_dualproj( &CUR.zp2.org[point], orus_base );
+ else if ( CUR.metrics.x_scale == CUR.metrics.y_scale )
+ org_dist = CUR_Func_dualproj( &CUR.zp2.orus[point], orus_base );
+ else
+ {
+ FT_Vector vec;
+
+
+ vec.x = TT_MULFIX( CUR.zp2.orus[point].x - orus_base->x,
+ CUR.metrics.x_scale );
+ vec.y = TT_MULFIX( CUR.zp2.orus[point].y - orus_base->y,
+ CUR.metrics.y_scale );
+
+ org_dist = CUR_fast_dualproj( &vec );
+ }
+
+ cur_dist = CUR_Func_project ( &CUR.zp2.cur[point], cur_base );
+
+ if ( org_dist )
+ new_dist = ( old_range != 0 )
+ ? TT_MULDIV( org_dist, cur_range, old_range )
+ : cur_dist;
+ else
+ new_dist = 0;
+
+ CUR_Func_move( &CUR.zp2, (FT_UShort)point, new_dist - cur_dist );
+ }
+
+ Fail:
+ CUR.GS.loop = 1;
+ CUR.new_top = CUR.args;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* UTP[a]: UnTouch Point */
+ /* Opcode range: 0x29 */
+ /* Stack: uint32 --> */
+ /* */
+ static void
+ Ins_UTP( INS_ARG )
+ {
+ FT_UShort point;
+ FT_Byte mask;
+
+
+ point = (FT_UShort)args[0];
+
+ if ( BOUNDS( point, CUR.zp0.n_points ) )
+ {
+ if ( CUR.pedantic_hinting )
+ CUR.error = TT_Err_Invalid_Reference;
+ return;
+ }
+
+ mask = 0xFF;
+
+ if ( CUR.GS.freeVector.x != 0 )
+ mask &= ~FT_CURVE_TAG_TOUCH_X;
+
+ if ( CUR.GS.freeVector.y != 0 )
+ mask &= ~FT_CURVE_TAG_TOUCH_Y;
+
+ CUR.zp0.tags[point] &= mask;
+ }
+
+
+ /* Local variables for Ins_IUP: */
+ typedef struct IUP_WorkerRec_
+ {
+ FT_Vector* orgs; /* original and current coordinate */
+ FT_Vector* curs; /* arrays */
+ FT_Vector* orus;
+ FT_UInt max_points;
+
+ } IUP_WorkerRec, *IUP_Worker;
+
+
+ static void
+ _iup_worker_shift( IUP_Worker worker,
+ FT_UInt p1,
+ FT_UInt p2,
+ FT_UInt p )
+ {
+ FT_UInt i;
+ FT_F26Dot6 dx;
+
+
+ dx = worker->curs[p].x - worker->orgs[p].x;
+ if ( dx != 0 )
+ {
+ for ( i = p1; i < p; i++ )
+ worker->curs[i].x += dx;
+
+ for ( i = p + 1; i <= p2; i++ )
+ worker->curs[i].x += dx;
+ }
+ }
+
+
+ static void
+ _iup_worker_interpolate( IUP_Worker worker,
+ FT_UInt p1,
+ FT_UInt p2,
+ FT_UInt ref1,
+ FT_UInt ref2 )
+ {
+ FT_UInt i;
+ FT_F26Dot6 orus1, orus2, org1, org2, delta1, delta2;
+
+
+ if ( p1 > p2 )
+ return;
+
+ if ( BOUNDS( ref1, worker->max_points ) ||
+ BOUNDS( ref2, worker->max_points ) )
+ return;
+
+ orus1 = worker->orus[ref1].x;
+ orus2 = worker->orus[ref2].x;
+
+ if ( orus1 > orus2 )
+ {
+ FT_F26Dot6 tmp_o;
+ FT_UInt tmp_r;
+
+
+ tmp_o = orus1;
+ orus1 = orus2;
+ orus2 = tmp_o;
+
+ tmp_r = ref1;
+ ref1 = ref2;
+ ref2 = tmp_r;
+ }
+
+ org1 = worker->orgs[ref1].x;
+ org2 = worker->orgs[ref2].x;
+ delta1 = worker->curs[ref1].x - org1;
+ delta2 = worker->curs[ref2].x - org2;
+
+ if ( orus1 == orus2 )
+ {
+ /* simple shift of untouched points */
+ for ( i = p1; i <= p2; i++ )
+ {
+ FT_F26Dot6 x = worker->orgs[i].x;
+
+
+ if ( x <= org1 )
+ x += delta1;
+ else
+ x += delta2;
+
+ worker->curs[i].x = x;
+ }
+ }
+ else
+ {
+ FT_Fixed scale = 0;
+ FT_Bool scale_valid = 0;
+
+
+ /* interpolation */
+ for ( i = p1; i <= p2; i++ )
+ {
+ FT_F26Dot6 x = worker->orgs[i].x;
+
+
+ if ( x <= org1 )
+ x += delta1;
+
+ else if ( x >= org2 )
+ x += delta2;
+
+ else
+ {
+ if ( !scale_valid )
+ {
+ scale_valid = 1;
+ scale = TT_MULDIV( org2 + delta2 - ( org1 + delta1 ),
+ 0x10000L, orus2 - orus1 );
+ }
+
+ x = ( org1 + delta1 ) +
+ TT_MULFIX( worker->orus[i].x - orus1, scale );
+ }
+ worker->curs[i].x = x;
+ }
+ }
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* IUP[a]: Interpolate Untouched Points */
+ /* Opcode range: 0x30-0x31 */
+ /* Stack: --> */
+ /* */
+ static void
+ Ins_IUP( INS_ARG )
+ {
+ IUP_WorkerRec V;
+ FT_Byte mask;
+
+ FT_UInt first_point; /* first point of contour */
+ FT_UInt end_point; /* end point (last+1) of contour */
+
+ FT_UInt first_touched; /* first touched point in contour */
+ FT_UInt cur_touched; /* current touched point in contour */
+
+ FT_UInt point; /* current point */
+ FT_Short contour; /* current contour */
+
+ FT_UNUSED_ARG;
+
+
+ /* ignore empty outlines */
+ if ( CUR.pts.n_contours == 0 )
+ return;
+
+ if ( CUR.opcode & 1 )
+ {
+ mask = FT_CURVE_TAG_TOUCH_X;
+ V.orgs = CUR.pts.org;
+ V.curs = CUR.pts.cur;
+ V.orus = CUR.pts.orus;
+ }
+ else
+ {
+ mask = FT_CURVE_TAG_TOUCH_Y;
+ V.orgs = (FT_Vector*)( (FT_Pos*)CUR.pts.org + 1 );
+ V.curs = (FT_Vector*)( (FT_Pos*)CUR.pts.cur + 1 );
+ V.orus = (FT_Vector*)( (FT_Pos*)CUR.pts.orus + 1 );
+ }
+ V.max_points = CUR.pts.n_points;
+
+ contour = 0;
+ point = 0;
+
+ do
+ {
+ end_point = CUR.pts.contours[contour] - CUR.pts.first_point;
+ first_point = point;
+
+ if ( BOUNDS ( end_point, CUR.pts.n_points ) )
+ end_point = CUR.pts.n_points - 1;
+
+ while ( point <= end_point && ( CUR.pts.tags[point] & mask ) == 0 )
+ point++;
+
+ if ( point <= end_point )
+ {
+ first_touched = point;
+ cur_touched = point;
+
+ point++;
+
+ while ( point <= end_point )
+ {
+ if ( ( CUR.pts.tags[point] & mask ) != 0 )
+ {
+ _iup_worker_interpolate( &V,
+ cur_touched + 1,
+ point - 1,
+ cur_touched,
+ point );
+ cur_touched = point;
+ }
+
+ point++;
+ }
+
+ if ( cur_touched == first_touched )
+ _iup_worker_shift( &V, first_point, end_point, cur_touched );
+ else
+ {
+ _iup_worker_interpolate( &V,
+ (FT_UShort)( cur_touched + 1 ),
+ end_point,
+ cur_touched,
+ first_touched );
+
+ if ( first_touched > 0 )
+ _iup_worker_interpolate( &V,
+ first_point,
+ first_touched - 1,
+ cur_touched,
+ first_touched );
+ }
+ }
+ contour++;
+ } while ( contour < CUR.pts.n_contours );
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* DELTAPn[]: DELTA exceptions P1, P2, P3 */
+ /* Opcode range: 0x5D,0x71,0x72 */
+ /* Stack: uint32 (2 * uint32)... --> */
+ /* */
+ static void
+ Ins_DELTAP( INS_ARG )
+ {
+ FT_ULong k, nump;
+ FT_UShort A;
+ FT_ULong C;
+ FT_Long B;
+
+
+#ifdef TT_CONFIG_OPTION_UNPATENTED_HINTING
+ /* Delta hinting is covered by US Patent 5159668. */
+ if ( CUR.face->unpatented_hinting )
+ {
+ FT_Long n = args[0] * 2;
+
+
+ if ( CUR.args < n )
+ {
+ if ( CUR.pedantic_hinting )
+ CUR.error = TT_Err_Too_Few_Arguments;
+ n = CUR.args;
+ }
+
+ CUR.args -= n;
+ CUR.new_top = CUR.args;
+ return;
+ }
+#endif
+
+ nump = (FT_ULong)args[0]; /* some points theoretically may occur more
+ than once, thus UShort isn't enough */
+
+ for ( k = 1; k <= nump; k++ )
+ {
+ if ( CUR.args < 2 )
+ {
+ if ( CUR.pedantic_hinting )
+ CUR.error = TT_Err_Too_Few_Arguments;
+ CUR.args = 0;
+ goto Fail;
+ }
+
+ CUR.args -= 2;
+
+ A = (FT_UShort)CUR.stack[CUR.args + 1];
+ B = CUR.stack[CUR.args];
+
+ /* XXX: Because some popular fonts contain some invalid DeltaP */
+ /* instructions, we simply ignore them when the stacked */
+ /* point reference is off limit, rather than returning an */
+ /* error. As a delta instruction doesn't change a glyph */
+ /* in great ways, this shouldn't be a problem. */
+
+ if ( !BOUNDS( A, CUR.zp0.n_points ) )
+ {
+ C = ( (FT_ULong)B & 0xF0 ) >> 4;
+
+ switch ( CUR.opcode )
+ {
+ case 0x5D:
+ break;
+
+ case 0x71:
+ C += 16;
+ break;
+
+ case 0x72:
+ C += 32;
+ break;
+ }
+
+ C += CUR.GS.delta_base;
+
+ if ( CURRENT_Ppem() == (FT_Long)C )
+ {
+ B = ( (FT_ULong)B & 0xF ) - 8;
+ if ( B >= 0 )
+ B++;
+ B = B * 64 / ( 1L << CUR.GS.delta_shift );
+
+ CUR_Func_move( &CUR.zp0, A, B );
+ }
+ }
+ else
+ if ( CUR.pedantic_hinting )
+ CUR.error = TT_Err_Invalid_Reference;
+ }
+
+ Fail:
+ CUR.new_top = CUR.args;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* DELTACn[]: DELTA exceptions C1, C2, C3 */
+ /* Opcode range: 0x73,0x74,0x75 */
+ /* Stack: uint32 (2 * uint32)... --> */
+ /* */
+ static void
+ Ins_DELTAC( INS_ARG )
+ {
+ FT_ULong nump, k;
+ FT_ULong A, C;
+ FT_Long B;
+
+
+#ifdef TT_CONFIG_OPTION_UNPATENTED_HINTING
+ /* Delta hinting is covered by US Patent 5159668. */
+ if ( CUR.face->unpatented_hinting )
+ {
+ FT_Long n = args[0] * 2;
+
+
+ if ( CUR.args < n )
+ {
+ if ( CUR.pedantic_hinting )
+ CUR.error = TT_Err_Too_Few_Arguments;
+ n = CUR.args;
+ }
+
+ CUR.args -= n;
+ CUR.new_top = CUR.args;
+ return;
+ }
+#endif
+
+ nump = (FT_ULong)args[0];
+
+ for ( k = 1; k <= nump; k++ )
+ {
+ if ( CUR.args < 2 )
+ {
+ if ( CUR.pedantic_hinting )
+ CUR.error = TT_Err_Too_Few_Arguments;
+ CUR.args = 0;
+ goto Fail;
+ }
+
+ CUR.args -= 2;
+
+ A = (FT_ULong)CUR.stack[CUR.args + 1];
+ B = CUR.stack[CUR.args];
+
+ if ( BOUNDSL( A, CUR.cvtSize ) )
+ {
+ if ( CUR.pedantic_hinting )
+ {
+ CUR.error = TT_Err_Invalid_Reference;
+ return;
+ }
+ }
+ else
+ {
+ C = ( (FT_ULong)B & 0xF0 ) >> 4;
+
+ switch ( CUR.opcode )
+ {
+ case 0x73:
+ break;
+
+ case 0x74:
+ C += 16;
+ break;
+
+ case 0x75:
+ C += 32;
+ break;
+ }
+
+ C += CUR.GS.delta_base;
+
+ if ( CURRENT_Ppem() == (FT_Long)C )
+ {
+ B = ( (FT_ULong)B & 0xF ) - 8;
+ if ( B >= 0 )
+ B++;
+ B = B * 64 / ( 1L << CUR.GS.delta_shift );
+
+ CUR_Func_move_cvt( A, B );
+ }
+ }
+ }
+
+ Fail:
+ CUR.new_top = CUR.args;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* MISC. INSTRUCTIONS */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* GETINFO[]: GET INFOrmation */
+ /* Opcode range: 0x88 */
+ /* Stack: uint32 --> uint32 */
+ /* */
+ static void
+ Ins_GETINFO( INS_ARG )
+ {
+ FT_Long K;
+
+
+ K = 0;
+
+ /* We return MS rasterizer version 1.7 for the font scaler. */
+ if ( ( args[0] & 1 ) != 0 )
+ K = 35;
+
+ /* Has the glyph been rotated? */
+ if ( ( args[0] & 2 ) != 0 && CUR.tt_metrics.rotated )
+ K |= 0x80;
+
+ /* Has the glyph been stretched? */
+ if ( ( args[0] & 4 ) != 0 && CUR.tt_metrics.stretched )
+ K |= 1 << 8;
+
+ /* Are we hinting for grayscale? */
+ if ( ( args[0] & 32 ) != 0 && CUR.grayscale )
+ K |= 1 << 12;
+
+ args[0] = K;
+ }
+
+
+ static void
+ Ins_UNKNOWN( INS_ARG )
+ {
+ TT_DefRecord* def = CUR.IDefs;
+ TT_DefRecord* limit = def + CUR.numIDefs;
+
+ FT_UNUSED_ARG;
+
+
+ for ( ; def < limit; def++ )
+ {
+ if ( (FT_Byte)def->opc == CUR.opcode && def->active )
+ {
+ TT_CallRec* call;
+
+
+ if ( CUR.callTop >= CUR.callSize )
+ {
+ CUR.error = TT_Err_Stack_Overflow;
+ return;
+ }
+
+ call = CUR.callStack + CUR.callTop++;
+
+ call->Caller_Range = CUR.curRange;
+ call->Caller_IP = CUR.IP + 1;
+ call->Cur_Count = 1;
+ call->Cur_Restart = def->start;
+ call->Cur_End = def->end;
+
+ INS_Goto_CodeRange( def->range, def->start );
+
+ CUR.step_ins = FALSE;
+ return;
+ }
+ }
+
+ CUR.error = TT_Err_Invalid_Opcode;
+ }
+
+
+#ifndef TT_CONFIG_OPTION_INTERPRETER_SWITCH
+
+
+ static
+ TInstruction_Function Instruct_Dispatch[256] =
+ {
+ /* Opcodes are gathered in groups of 16. */
+ /* Please keep the spaces as they are. */
+
+ /* SVTCA y */ Ins_SVTCA,
+ /* SVTCA x */ Ins_SVTCA,
+ /* SPvTCA y */ Ins_SPVTCA,
+ /* SPvTCA x */ Ins_SPVTCA,
+ /* SFvTCA y */ Ins_SFVTCA,
+ /* SFvTCA x */ Ins_SFVTCA,
+ /* SPvTL // */ Ins_SPVTL,
+ /* SPvTL + */ Ins_SPVTL,
+ /* SFvTL // */ Ins_SFVTL,
+ /* SFvTL + */ Ins_SFVTL,
+ /* SPvFS */ Ins_SPVFS,
+ /* SFvFS */ Ins_SFVFS,
+ /* GPV */ Ins_GPV,
+ /* GFV */ Ins_GFV,
+ /* SFvTPv */ Ins_SFVTPV,
+ /* ISECT */ Ins_ISECT,
+
+ /* SRP0 */ Ins_SRP0,
+ /* SRP1 */ Ins_SRP1,
+ /* SRP2 */ Ins_SRP2,
+ /* SZP0 */ Ins_SZP0,
+ /* SZP1 */ Ins_SZP1,
+ /* SZP2 */ Ins_SZP2,
+ /* SZPS */ Ins_SZPS,
+ /* SLOOP */ Ins_SLOOP,
+ /* RTG */ Ins_RTG,
+ /* RTHG */ Ins_RTHG,
+ /* SMD */ Ins_SMD,
+ /* ELSE */ Ins_ELSE,
+ /* JMPR */ Ins_JMPR,
+ /* SCvTCi */ Ins_SCVTCI,
+ /* SSwCi */ Ins_SSWCI,
+ /* SSW */ Ins_SSW,
+
+ /* DUP */ Ins_DUP,
+ /* POP */ Ins_POP,
+ /* CLEAR */ Ins_CLEAR,
+ /* SWAP */ Ins_SWAP,
+ /* DEPTH */ Ins_DEPTH,
+ /* CINDEX */ Ins_CINDEX,
+ /* MINDEX */ Ins_MINDEX,
+ /* AlignPTS */ Ins_ALIGNPTS,
+ /* INS_0x28 */ Ins_UNKNOWN,
+ /* UTP */ Ins_UTP,
+ /* LOOPCALL */ Ins_LOOPCALL,
+ /* CALL */ Ins_CALL,
+ /* FDEF */ Ins_FDEF,
+ /* ENDF */ Ins_ENDF,
+ /* MDAP[0] */ Ins_MDAP,
+ /* MDAP[1] */ Ins_MDAP,
+
+ /* IUP[0] */ Ins_IUP,
+ /* IUP[1] */ Ins_IUP,
+ /* SHP[0] */ Ins_SHP,
+ /* SHP[1] */ Ins_SHP,
+ /* SHC[0] */ Ins_SHC,
+ /* SHC[1] */ Ins_SHC,
+ /* SHZ[0] */ Ins_SHZ,
+ /* SHZ[1] */ Ins_SHZ,
+ /* SHPIX */ Ins_SHPIX,
+ /* IP */ Ins_IP,
+ /* MSIRP[0] */ Ins_MSIRP,
+ /* MSIRP[1] */ Ins_MSIRP,
+ /* AlignRP */ Ins_ALIGNRP,
+ /* RTDG */ Ins_RTDG,
+ /* MIAP[0] */ Ins_MIAP,
+ /* MIAP[1] */ Ins_MIAP,
+
+ /* NPushB */ Ins_NPUSHB,
+ /* NPushW */ Ins_NPUSHW,
+ /* WS */ Ins_WS,
+ /* RS */ Ins_RS,
+ /* WCvtP */ Ins_WCVTP,
+ /* RCvt */ Ins_RCVT,
+ /* GC[0] */ Ins_GC,
+ /* GC[1] */ Ins_GC,
+ /* SCFS */ Ins_SCFS,
+ /* MD[0] */ Ins_MD,
+ /* MD[1] */ Ins_MD,
+ /* MPPEM */ Ins_MPPEM,
+ /* MPS */ Ins_MPS,
+ /* FlipON */ Ins_FLIPON,
+ /* FlipOFF */ Ins_FLIPOFF,
+ /* DEBUG */ Ins_DEBUG,
+
+ /* LT */ Ins_LT,
+ /* LTEQ */ Ins_LTEQ,
+ /* GT */ Ins_GT,
+ /* GTEQ */ Ins_GTEQ,
+ /* EQ */ Ins_EQ,
+ /* NEQ */ Ins_NEQ,
+ /* ODD */ Ins_ODD,
+ /* EVEN */ Ins_EVEN,
+ /* IF */ Ins_IF,
+ /* EIF */ Ins_EIF,
+ /* AND */ Ins_AND,
+ /* OR */ Ins_OR,
+ /* NOT */ Ins_NOT,
+ /* DeltaP1 */ Ins_DELTAP,
+ /* SDB */ Ins_SDB,
+ /* SDS */ Ins_SDS,
+
+ /* ADD */ Ins_ADD,
+ /* SUB */ Ins_SUB,
+ /* DIV */ Ins_DIV,
+ /* MUL */ Ins_MUL,
+ /* ABS */ Ins_ABS,
+ /* NEG */ Ins_NEG,
+ /* FLOOR */ Ins_FLOOR,
+ /* CEILING */ Ins_CEILING,
+ /* ROUND[0] */ Ins_ROUND,
+ /* ROUND[1] */ Ins_ROUND,
+ /* ROUND[2] */ Ins_ROUND,
+ /* ROUND[3] */ Ins_ROUND,
+ /* NROUND[0] */ Ins_NROUND,
+ /* NROUND[1] */ Ins_NROUND,
+ /* NROUND[2] */ Ins_NROUND,
+ /* NROUND[3] */ Ins_NROUND,
+
+ /* WCvtF */ Ins_WCVTF,
+ /* DeltaP2 */ Ins_DELTAP,
+ /* DeltaP3 */ Ins_DELTAP,
+ /* DeltaCn[0] */ Ins_DELTAC,
+ /* DeltaCn[1] */ Ins_DELTAC,
+ /* DeltaCn[2] */ Ins_DELTAC,
+ /* SROUND */ Ins_SROUND,
+ /* S45Round */ Ins_S45ROUND,
+ /* JROT */ Ins_JROT,
+ /* JROF */ Ins_JROF,
+ /* ROFF */ Ins_ROFF,
+ /* INS_0x7B */ Ins_UNKNOWN,
+ /* RUTG */ Ins_RUTG,
+ /* RDTG */ Ins_RDTG,
+ /* SANGW */ Ins_SANGW,
+ /* AA */ Ins_AA,
+
+ /* FlipPT */ Ins_FLIPPT,
+ /* FlipRgON */ Ins_FLIPRGON,
+ /* FlipRgOFF */ Ins_FLIPRGOFF,
+ /* INS_0x83 */ Ins_UNKNOWN,
+ /* INS_0x84 */ Ins_UNKNOWN,
+ /* ScanCTRL */ Ins_SCANCTRL,
+ /* SDPVTL[0] */ Ins_SDPVTL,
+ /* SDPVTL[1] */ Ins_SDPVTL,
+ /* GetINFO */ Ins_GETINFO,
+ /* IDEF */ Ins_IDEF,
+ /* ROLL */ Ins_ROLL,
+ /* MAX */ Ins_MAX,
+ /* MIN */ Ins_MIN,
+ /* ScanTYPE */ Ins_SCANTYPE,
+ /* InstCTRL */ Ins_INSTCTRL,
+ /* INS_0x8F */ Ins_UNKNOWN,
+
+ /* INS_0x90 */ Ins_UNKNOWN,
+ /* INS_0x91 */ Ins_UNKNOWN,
+ /* INS_0x92 */ Ins_UNKNOWN,
+ /* INS_0x93 */ Ins_UNKNOWN,
+ /* INS_0x94 */ Ins_UNKNOWN,
+ /* INS_0x95 */ Ins_UNKNOWN,
+ /* INS_0x96 */ Ins_UNKNOWN,
+ /* INS_0x97 */ Ins_UNKNOWN,
+ /* INS_0x98 */ Ins_UNKNOWN,
+ /* INS_0x99 */ Ins_UNKNOWN,
+ /* INS_0x9A */ Ins_UNKNOWN,
+ /* INS_0x9B */ Ins_UNKNOWN,
+ /* INS_0x9C */ Ins_UNKNOWN,
+ /* INS_0x9D */ Ins_UNKNOWN,
+ /* INS_0x9E */ Ins_UNKNOWN,
+ /* INS_0x9F */ Ins_UNKNOWN,
+
+ /* INS_0xA0 */ Ins_UNKNOWN,
+ /* INS_0xA1 */ Ins_UNKNOWN,
+ /* INS_0xA2 */ Ins_UNKNOWN,
+ /* INS_0xA3 */ Ins_UNKNOWN,
+ /* INS_0xA4 */ Ins_UNKNOWN,
+ /* INS_0xA5 */ Ins_UNKNOWN,
+ /* INS_0xA6 */ Ins_UNKNOWN,
+ /* INS_0xA7 */ Ins_UNKNOWN,
+ /* INS_0xA8 */ Ins_UNKNOWN,
+ /* INS_0xA9 */ Ins_UNKNOWN,
+ /* INS_0xAA */ Ins_UNKNOWN,
+ /* INS_0xAB */ Ins_UNKNOWN,
+ /* INS_0xAC */ Ins_UNKNOWN,
+ /* INS_0xAD */ Ins_UNKNOWN,
+ /* INS_0xAE */ Ins_UNKNOWN,
+ /* INS_0xAF */ Ins_UNKNOWN,
+
+ /* PushB[0] */ Ins_PUSHB,
+ /* PushB[1] */ Ins_PUSHB,
+ /* PushB[2] */ Ins_PUSHB,
+ /* PushB[3] */ Ins_PUSHB,
+ /* PushB[4] */ Ins_PUSHB,
+ /* PushB[5] */ Ins_PUSHB,
+ /* PushB[6] */ Ins_PUSHB,
+ /* PushB[7] */ Ins_PUSHB,
+ /* PushW[0] */ Ins_PUSHW,
+ /* PushW[1] */ Ins_PUSHW,
+ /* PushW[2] */ Ins_PUSHW,
+ /* PushW[3] */ Ins_PUSHW,
+ /* PushW[4] */ Ins_PUSHW,
+ /* PushW[5] */ Ins_PUSHW,
+ /* PushW[6] */ Ins_PUSHW,
+ /* PushW[7] */ Ins_PUSHW,
+
+ /* MDRP[00] */ Ins_MDRP,
+ /* MDRP[01] */ Ins_MDRP,
+ /* MDRP[02] */ Ins_MDRP,
+ /* MDRP[03] */ Ins_MDRP,
+ /* MDRP[04] */ Ins_MDRP,
+ /* MDRP[05] */ Ins_MDRP,
+ /* MDRP[06] */ Ins_MDRP,
+ /* MDRP[07] */ Ins_MDRP,
+ /* MDRP[08] */ Ins_MDRP,
+ /* MDRP[09] */ Ins_MDRP,
+ /* MDRP[10] */ Ins_MDRP,
+ /* MDRP[11] */ Ins_MDRP,
+ /* MDRP[12] */ Ins_MDRP,
+ /* MDRP[13] */ Ins_MDRP,
+ /* MDRP[14] */ Ins_MDRP,
+ /* MDRP[15] */ Ins_MDRP,
+
+ /* MDRP[16] */ Ins_MDRP,
+ /* MDRP[17] */ Ins_MDRP,
+ /* MDRP[18] */ Ins_MDRP,
+ /* MDRP[19] */ Ins_MDRP,
+ /* MDRP[20] */ Ins_MDRP,
+ /* MDRP[21] */ Ins_MDRP,
+ /* MDRP[22] */ Ins_MDRP,
+ /* MDRP[23] */ Ins_MDRP,
+ /* MDRP[24] */ Ins_MDRP,
+ /* MDRP[25] */ Ins_MDRP,
+ /* MDRP[26] */ Ins_MDRP,
+ /* MDRP[27] */ Ins_MDRP,
+ /* MDRP[28] */ Ins_MDRP,
+ /* MDRP[29] */ Ins_MDRP,
+ /* MDRP[30] */ Ins_MDRP,
+ /* MDRP[31] */ Ins_MDRP,
+
+ /* MIRP[00] */ Ins_MIRP,
+ /* MIRP[01] */ Ins_MIRP,
+ /* MIRP[02] */ Ins_MIRP,
+ /* MIRP[03] */ Ins_MIRP,
+ /* MIRP[04] */ Ins_MIRP,
+ /* MIRP[05] */ Ins_MIRP,
+ /* MIRP[06] */ Ins_MIRP,
+ /* MIRP[07] */ Ins_MIRP,
+ /* MIRP[08] */ Ins_MIRP,
+ /* MIRP[09] */ Ins_MIRP,
+ /* MIRP[10] */ Ins_MIRP,
+ /* MIRP[11] */ Ins_MIRP,
+ /* MIRP[12] */ Ins_MIRP,
+ /* MIRP[13] */ Ins_MIRP,
+ /* MIRP[14] */ Ins_MIRP,
+ /* MIRP[15] */ Ins_MIRP,
+
+ /* MIRP[16] */ Ins_MIRP,
+ /* MIRP[17] */ Ins_MIRP,
+ /* MIRP[18] */ Ins_MIRP,
+ /* MIRP[19] */ Ins_MIRP,
+ /* MIRP[20] */ Ins_MIRP,
+ /* MIRP[21] */ Ins_MIRP,
+ /* MIRP[22] */ Ins_MIRP,
+ /* MIRP[23] */ Ins_MIRP,
+ /* MIRP[24] */ Ins_MIRP,
+ /* MIRP[25] */ Ins_MIRP,
+ /* MIRP[26] */ Ins_MIRP,
+ /* MIRP[27] */ Ins_MIRP,
+ /* MIRP[28] */ Ins_MIRP,
+ /* MIRP[29] */ Ins_MIRP,
+ /* MIRP[30] */ Ins_MIRP,
+ /* MIRP[31] */ Ins_MIRP
+ };
+
+
+#endif /* !TT_CONFIG_OPTION_INTERPRETER_SWITCH */
+
+
+ /*************************************************************************/
+ /* */
+ /* RUN */
+ /* */
+ /* This function executes a run of opcodes. It will exit in the */
+ /* following cases: */
+ /* */
+ /* - Errors (in which case it returns FALSE). */
+ /* */
+ /* - Reaching the end of the main code range (returns TRUE). */
+ /* Reaching the end of a code range within a function call is an */
+ /* error. */
+ /* */
+ /* - After executing one single opcode, if the flag `Instruction_Trap' */
+ /* is set to TRUE (returns TRUE). */
+ /* */
+ /* On exit with TRUE, test IP < CodeSize to know whether it comes from */
+ /* an instruction trap or a normal termination. */
+ /* */
+ /* */
+ /* Note: The documented DEBUG opcode pops a value from the stack. This */
+ /* behaviour is unsupported; here a DEBUG opcode is always an */
+ /* error. */
+ /* */
+ /* */
+ /* THIS IS THE INTERPRETER'S MAIN LOOP. */
+ /* */
+ /* Instructions appear in the specification's order. */
+ /* */
+ /*************************************************************************/
+
+
+ /* documentation is in ttinterp.h */
+
+ FT_EXPORT_DEF( FT_Error )
+ TT_RunIns( TT_ExecContext exc )
+ {
+ FT_Long ins_counter = 0; /* executed instructions counter */
+
+
+#ifdef TT_CONFIG_OPTION_STATIC_RASTER
+ cur = *exc;
+#endif
+
+ /* set CVT functions */
+ CUR.tt_metrics.ratio = 0;
+ if ( CUR.metrics.x_ppem != CUR.metrics.y_ppem )
+ {
+ /* non-square pixels, use the stretched routines */
+ CUR.func_read_cvt = Read_CVT_Stretched;
+ CUR.func_write_cvt = Write_CVT_Stretched;
+ CUR.func_move_cvt = Move_CVT_Stretched;
+ }
+ else
+ {
+ /* square pixels, use normal routines */
+ CUR.func_read_cvt = Read_CVT;
+ CUR.func_write_cvt = Write_CVT;
+ CUR.func_move_cvt = Move_CVT;
+ }
+
+ COMPUTE_Funcs();
+ COMPUTE_Round( (FT_Byte)exc->GS.round_state );
+
+ do
+ {
+ CUR.opcode = CUR.code[CUR.IP];
+
+ FT_TRACE7(( " " ));
+ FT_TRACE7(( opcode_name[CUR.opcode] ));
+ FT_TRACE7(( "\n" ));
+
+ if ( ( CUR.length = opcode_length[CUR.opcode] ) < 0 )
+ {
+ if ( CUR.IP + 1 >= CUR.codeSize )
+ goto LErrorCodeOverflow_;
+
+ CUR.length = 2 - CUR.length * CUR.code[CUR.IP + 1];
+ }
+
+ if ( CUR.IP + CUR.length > CUR.codeSize )
+ goto LErrorCodeOverflow_;
+
+ /* First, let's check for empty stack and overflow */
+ CUR.args = CUR.top - ( Pop_Push_Count[CUR.opcode] >> 4 );
+
+ /* `args' is the top of the stack once arguments have been popped. */
+ /* One can also interpret it as the index of the last argument. */
+ if ( CUR.args < 0 )
+ {
+ FT_UShort i;
+
+
+ if ( CUR.pedantic_hinting )
+ {
+ CUR.error = TT_Err_Too_Few_Arguments;
+ goto LErrorLabel_;
+ }
+
+ /* push zeroes onto the stack */
+ for ( i = 0; i < Pop_Push_Count[CUR.opcode] >> 4; i++ )
+ CUR.stack[i] = 0;
+ CUR.args = 0;
+ }
+
+ CUR.new_top = CUR.args + ( Pop_Push_Count[CUR.opcode] & 15 );
+
+ /* `new_top' is the new top of the stack, after the instruction's */
+ /* execution. `top' will be set to `new_top' after the `switch' */
+ /* statement. */
+ if ( CUR.new_top > CUR.stackSize )
+ {
+ CUR.error = TT_Err_Stack_Overflow;
+ goto LErrorLabel_;
+ }
+
+ CUR.step_ins = TRUE;
+ CUR.error = TT_Err_Ok;
+
+#ifdef TT_CONFIG_OPTION_INTERPRETER_SWITCH
+
+ {
+ FT_Long* args = CUR.stack + CUR.args;
+ FT_Byte opcode = CUR.opcode;
+
+
+#undef ARRAY_BOUND_ERROR
+#define ARRAY_BOUND_ERROR goto Set_Invalid_Ref
+
+
+ switch ( opcode )
+ {
+ case 0x00: /* SVTCA y */
+ case 0x01: /* SVTCA x */
+ case 0x02: /* SPvTCA y */
+ case 0x03: /* SPvTCA x */
+ case 0x04: /* SFvTCA y */
+ case 0x05: /* SFvTCA x */
+ {
+ FT_Short AA, BB;
+
+
+ AA = (FT_Short)( ( opcode & 1 ) << 14 );
+ BB = (FT_Short)( AA ^ 0x4000 );
+
+ if ( opcode < 4 )
+ {
+ CUR.GS.projVector.x = AA;
+ CUR.GS.projVector.y = BB;
+
+ CUR.GS.dualVector.x = AA;
+ CUR.GS.dualVector.y = BB;
+ }
+ else
+ {
+ GUESS_VECTOR( projVector );
+ }
+
+ if ( ( opcode & 2 ) == 0 )
+ {
+ CUR.GS.freeVector.x = AA;
+ CUR.GS.freeVector.y = BB;
+ }
+ else
+ {
+ GUESS_VECTOR( freeVector );
+ }
+
+ COMPUTE_Funcs();
+ }
+ break;
+
+ case 0x06: /* SPvTL // */
+ case 0x07: /* SPvTL + */
+ DO_SPVTL
+ break;
+
+ case 0x08: /* SFvTL // */
+ case 0x09: /* SFvTL + */
+ DO_SFVTL
+ break;
+
+ case 0x0A: /* SPvFS */
+ DO_SPVFS
+ break;
+
+ case 0x0B: /* SFvFS */
+ DO_SFVFS
+ break;
+
+ case 0x0C: /* GPV */
+ DO_GPV
+ break;
+
+ case 0x0D: /* GFV */
+ DO_GFV
+ break;
+
+ case 0x0E: /* SFvTPv */
+ DO_SFVTPV
+ break;
+
+ case 0x0F: /* ISECT */
+ Ins_ISECT( EXEC_ARG_ args );
+ break;
+
+ case 0x10: /* SRP0 */
+ DO_SRP0
+ break;
+
+ case 0x11: /* SRP1 */
+ DO_SRP1
+ break;
+
+ case 0x12: /* SRP2 */
+ DO_SRP2
+ break;
+
+ case 0x13: /* SZP0 */
+ Ins_SZP0( EXEC_ARG_ args );
+ break;
+
+ case 0x14: /* SZP1 */
+ Ins_SZP1( EXEC_ARG_ args );
+ break;
+
+ case 0x15: /* SZP2 */
+ Ins_SZP2( EXEC_ARG_ args );
+ break;
+
+ case 0x16: /* SZPS */
+ Ins_SZPS( EXEC_ARG_ args );
+ break;
+
+ case 0x17: /* SLOOP */
+ DO_SLOOP
+ break;
+
+ case 0x18: /* RTG */
+ DO_RTG
+ break;
+
+ case 0x19: /* RTHG */
+ DO_RTHG
+ break;
+
+ case 0x1A: /* SMD */
+ DO_SMD
+ break;
+
+ case 0x1B: /* ELSE */
+ Ins_ELSE( EXEC_ARG_ args );
+ break;
+
+ case 0x1C: /* JMPR */
+ DO_JMPR
+ break;
+
+ case 0x1D: /* SCVTCI */
+ DO_SCVTCI
+ break;
+
+ case 0x1E: /* SSWCI */
+ DO_SSWCI
+ break;
+
+ case 0x1F: /* SSW */
+ DO_SSW
+ break;
+
+ case 0x20: /* DUP */
+ DO_DUP
+ break;
+
+ case 0x21: /* POP */
+ /* nothing :-) */
+ break;
+
+ case 0x22: /* CLEAR */
+ DO_CLEAR
+ break;
+
+ case 0x23: /* SWAP */
+ DO_SWAP
+ break;
+
+ case 0x24: /* DEPTH */
+ DO_DEPTH
+ break;
+
+ case 0x25: /* CINDEX */
+ DO_CINDEX
+ break;
+
+ case 0x26: /* MINDEX */
+ Ins_MINDEX( EXEC_ARG_ args );
+ break;
+
+ case 0x27: /* ALIGNPTS */
+ Ins_ALIGNPTS( EXEC_ARG_ args );
+ break;
+
+ case 0x28: /* ???? */
+ Ins_UNKNOWN( EXEC_ARG_ args );
+ break;
+
+ case 0x29: /* UTP */
+ Ins_UTP( EXEC_ARG_ args );
+ break;
+
+ case 0x2A: /* LOOPCALL */
+ Ins_LOOPCALL( EXEC_ARG_ args );
+ break;
+
+ case 0x2B: /* CALL */
+ Ins_CALL( EXEC_ARG_ args );
+ break;
+
+ case 0x2C: /* FDEF */
+ Ins_FDEF( EXEC_ARG_ args );
+ break;
+
+ case 0x2D: /* ENDF */
+ Ins_ENDF( EXEC_ARG_ args );
+ break;
+
+ case 0x2E: /* MDAP */
+ case 0x2F: /* MDAP */
+ Ins_MDAP( EXEC_ARG_ args );
+ break;
+
+
+ case 0x30: /* IUP */
+ case 0x31: /* IUP */
+ Ins_IUP( EXEC_ARG_ args );
+ break;
+
+ case 0x32: /* SHP */
+ case 0x33: /* SHP */
+ Ins_SHP( EXEC_ARG_ args );
+ break;
+
+ case 0x34: /* SHC */
+ case 0x35: /* SHC */
+ Ins_SHC( EXEC_ARG_ args );
+ break;
+
+ case 0x36: /* SHZ */
+ case 0x37: /* SHZ */
+ Ins_SHZ( EXEC_ARG_ args );
+ break;
+
+ case 0x38: /* SHPIX */
+ Ins_SHPIX( EXEC_ARG_ args );
+ break;
+
+ case 0x39: /* IP */
+ Ins_IP( EXEC_ARG_ args );
+ break;
+
+ case 0x3A: /* MSIRP */
+ case 0x3B: /* MSIRP */
+ Ins_MSIRP( EXEC_ARG_ args );
+ break;
+
+ case 0x3C: /* AlignRP */
+ Ins_ALIGNRP( EXEC_ARG_ args );
+ break;
+
+ case 0x3D: /* RTDG */
+ DO_RTDG
+ break;
+
+ case 0x3E: /* MIAP */
+ case 0x3F: /* MIAP */
+ Ins_MIAP( EXEC_ARG_ args );
+ break;
+
+ case 0x40: /* NPUSHB */
+ Ins_NPUSHB( EXEC_ARG_ args );
+ break;
+
+ case 0x41: /* NPUSHW */
+ Ins_NPUSHW( EXEC_ARG_ args );
+ break;
+
+ case 0x42: /* WS */
+ DO_WS
+ break;
+
+ Set_Invalid_Ref:
+ CUR.error = TT_Err_Invalid_Reference;
+ break;
+
+ case 0x43: /* RS */
+ DO_RS
+ break;
+
+ case 0x44: /* WCVTP */
+ DO_WCVTP
+ break;
+
+ case 0x45: /* RCVT */
+ DO_RCVT
+ break;
+
+ case 0x46: /* GC */
+ case 0x47: /* GC */
+ Ins_GC( EXEC_ARG_ args );
+ break;
+
+ case 0x48: /* SCFS */
+ Ins_SCFS( EXEC_ARG_ args );
+ break;
+
+ case 0x49: /* MD */
+ case 0x4A: /* MD */
+ Ins_MD( EXEC_ARG_ args );
+ break;
+
+ case 0x4B: /* MPPEM */
+ DO_MPPEM
+ break;
+
+ case 0x4C: /* MPS */
+ DO_MPS
+ break;
+
+ case 0x4D: /* FLIPON */
+ DO_FLIPON
+ break;
+
+ case 0x4E: /* FLIPOFF */
+ DO_FLIPOFF
+ break;
+
+ case 0x4F: /* DEBUG */
+ DO_DEBUG
+ break;
+
+ case 0x50: /* LT */
+ DO_LT
+ break;
+
+ case 0x51: /* LTEQ */
+ DO_LTEQ
+ break;
+
+ case 0x52: /* GT */
+ DO_GT
+ break;
+
+ case 0x53: /* GTEQ */
+ DO_GTEQ
+ break;
+
+ case 0x54: /* EQ */
+ DO_EQ
+ break;
+
+ case 0x55: /* NEQ */
+ DO_NEQ
+ break;
+
+ case 0x56: /* ODD */
+ DO_ODD
+ break;
+
+ case 0x57: /* EVEN */
+ DO_EVEN
+ break;
+
+ case 0x58: /* IF */
+ Ins_IF( EXEC_ARG_ args );
+ break;
+
+ case 0x59: /* EIF */
+ /* do nothing */
+ break;
+
+ case 0x5A: /* AND */
+ DO_AND
+ break;
+
+ case 0x5B: /* OR */
+ DO_OR
+ break;
+
+ case 0x5C: /* NOT */
+ DO_NOT
+ break;
+
+ case 0x5D: /* DELTAP1 */
+ Ins_DELTAP( EXEC_ARG_ args );
+ break;
+
+ case 0x5E: /* SDB */
+ DO_SDB
+ break;
+
+ case 0x5F: /* SDS */
+ DO_SDS
+ break;
+
+ case 0x60: /* ADD */
+ DO_ADD
+ break;
+
+ case 0x61: /* SUB */
+ DO_SUB
+ break;
+
+ case 0x62: /* DIV */
+ DO_DIV
+ break;
+
+ case 0x63: /* MUL */
+ DO_MUL
+ break;
+
+ case 0x64: /* ABS */
+ DO_ABS
+ break;
+
+ case 0x65: /* NEG */
+ DO_NEG
+ break;
+
+ case 0x66: /* FLOOR */
+ DO_FLOOR
+ break;
+
+ case 0x67: /* CEILING */
+ DO_CEILING
+ break;
+
+ case 0x68: /* ROUND */
+ case 0x69: /* ROUND */
+ case 0x6A: /* ROUND */
+ case 0x6B: /* ROUND */
+ DO_ROUND
+ break;
+
+ case 0x6C: /* NROUND */
+ case 0x6D: /* NROUND */
+ case 0x6E: /* NRRUND */
+ case 0x6F: /* NROUND */
+ DO_NROUND
+ break;
+
+ case 0x70: /* WCVTF */
+ DO_WCVTF
+ break;
+
+ case 0x71: /* DELTAP2 */
+ case 0x72: /* DELTAP3 */
+ Ins_DELTAP( EXEC_ARG_ args );
+ break;
+
+ case 0x73: /* DELTAC0 */
+ case 0x74: /* DELTAC1 */
+ case 0x75: /* DELTAC2 */
+ Ins_DELTAC( EXEC_ARG_ args );
+ break;
+
+ case 0x76: /* SROUND */
+ DO_SROUND
+ break;
+
+ case 0x77: /* S45Round */
+ DO_S45ROUND
+ break;
+
+ case 0x78: /* JROT */
+ DO_JROT
+ break;
+
+ case 0x79: /* JROF */
+ DO_JROF
+ break;
+
+ case 0x7A: /* ROFF */
+ DO_ROFF
+ break;
+
+ case 0x7B: /* ???? */
+ Ins_UNKNOWN( EXEC_ARG_ args );
+ break;
+
+ case 0x7C: /* RUTG */
+ DO_RUTG
+ break;
+
+ case 0x7D: /* RDTG */
+ DO_RDTG
+ break;
+
+ case 0x7E: /* SANGW */
+ case 0x7F: /* AA */
+ /* nothing - obsolete */
+ break;
+
+ case 0x80: /* FLIPPT */
+ Ins_FLIPPT( EXEC_ARG_ args );
+ break;
+
+ case 0x81: /* FLIPRGON */
+ Ins_FLIPRGON( EXEC_ARG_ args );
+ break;
+
+ case 0x82: /* FLIPRGOFF */
+ Ins_FLIPRGOFF( EXEC_ARG_ args );
+ break;
+
+ case 0x83: /* UNKNOWN */
+ case 0x84: /* UNKNOWN */
+ Ins_UNKNOWN( EXEC_ARG_ args );
+ break;
+
+ case 0x85: /* SCANCTRL */
+ Ins_SCANCTRL( EXEC_ARG_ args );
+ break;
+
+ case 0x86: /* SDPVTL */
+ case 0x87: /* SDPVTL */
+ Ins_SDPVTL( EXEC_ARG_ args );
+ break;
+
+ case 0x88: /* GETINFO */
+ Ins_GETINFO( EXEC_ARG_ args );
+ break;
+
+ case 0x89: /* IDEF */
+ Ins_IDEF( EXEC_ARG_ args );
+ break;
+
+ case 0x8A: /* ROLL */
+ Ins_ROLL( EXEC_ARG_ args );
+ break;
+
+ case 0x8B: /* MAX */
+ DO_MAX
+ break;
+
+ case 0x8C: /* MIN */
+ DO_MIN
+ break;
+
+ case 0x8D: /* SCANTYPE */
+ Ins_SCANTYPE( EXEC_ARG_ args );
+ break;
+
+ case 0x8E: /* INSTCTRL */
+ Ins_INSTCTRL( EXEC_ARG_ args );
+ break;
+
+ case 0x8F:
+ Ins_UNKNOWN( EXEC_ARG_ args );
+ break;
+
+ default:
+ if ( opcode >= 0xE0 )
+ Ins_MIRP( EXEC_ARG_ args );
+ else if ( opcode >= 0xC0 )
+ Ins_MDRP( EXEC_ARG_ args );
+ else if ( opcode >= 0xB8 )
+ Ins_PUSHW( EXEC_ARG_ args );
+ else if ( opcode >= 0xB0 )
+ Ins_PUSHB( EXEC_ARG_ args );
+ else
+ Ins_UNKNOWN( EXEC_ARG_ args );
+ }
+
+ }
+
+#else
+
+ Instruct_Dispatch[CUR.opcode]( EXEC_ARG_ &CUR.stack[CUR.args] );
+
+#endif /* TT_CONFIG_OPTION_INTERPRETER_SWITCH */
+
+ if ( CUR.error != TT_Err_Ok )
+ {
+ switch ( CUR.error )
+ {
+ case TT_Err_Invalid_Opcode: /* looking for redefined instructions */
+ {
+ TT_DefRecord* def = CUR.IDefs;
+ TT_DefRecord* limit = def + CUR.numIDefs;
+
+
+ for ( ; def < limit; def++ )
+ {
+ if ( def->active && CUR.opcode == (FT_Byte)def->opc )
+ {
+ TT_CallRec* callrec;
+
+
+ if ( CUR.callTop >= CUR.callSize )
+ {
+ CUR.error = TT_Err_Invalid_Reference;
+ goto LErrorLabel_;
+ }
+
+ callrec = &CUR.callStack[CUR.callTop];
+
+ callrec->Caller_Range = CUR.curRange;
+ callrec->Caller_IP = CUR.IP + 1;
+ callrec->Cur_Count = 1;
+ callrec->Cur_Restart = def->start;
+ callrec->Cur_End = def->end;
+
+ if ( INS_Goto_CodeRange( def->range, def->start ) == FAILURE )
+ goto LErrorLabel_;
+
+ goto LSuiteLabel_;
+ }
+ }
+ }
+
+ CUR.error = TT_Err_Invalid_Opcode;
+ goto LErrorLabel_;
+
+#if 0
+ break; /* Unreachable code warning suppression. */
+ /* Leave to remind in case a later change the editor */
+ /* to consider break; */
+#endif
+
+ default:
+ goto LErrorLabel_;
+
+#if 0
+ break;
+#endif
+ }
+ }
+
+ CUR.top = CUR.new_top;
+
+ if ( CUR.step_ins )
+ CUR.IP += CUR.length;
+
+ /* increment instruction counter and check if we didn't */
+ /* run this program for too long (e.g. infinite loops). */
+ if ( ++ins_counter > MAX_RUNNABLE_OPCODES )
+ return TT_Err_Execution_Too_Long;
+
+ LSuiteLabel_:
+ if ( CUR.IP >= CUR.codeSize )
+ {
+ if ( CUR.callTop > 0 )
+ {
+ CUR.error = TT_Err_Code_Overflow;
+ goto LErrorLabel_;
+ }
+ else
+ goto LNo_Error_;
+ }
+ } while ( !CUR.instruction_trap );
+
+ LNo_Error_:
+
+#ifdef TT_CONFIG_OPTION_STATIC_RASTER
+ *exc = cur;
+#endif
+
+ return TT_Err_Ok;
+
+ LErrorCodeOverflow_:
+ CUR.error = TT_Err_Code_Overflow;
+
+ LErrorLabel_:
+
+#ifdef TT_CONFIG_OPTION_STATIC_RASTER
+ *exc = cur;
+#endif
+
+ /* If any errors have occurred, function tables may be broken. */
+ /* Force a re-execution of `prep' and `fpgm' tables if no */
+ /* bytecode debugger is run. */
+ if ( CUR.error && !CUR.instruction_trap )
+ {
+ FT_TRACE1(( " The interpreter returned error 0x%x\n", CUR.error ));
+ exc->size->cvt_ready = FALSE;
+ }
+
+ return CUR.error;
+ }
+
+
+#endif /* TT_USE_BYTECODE_INTERPRETER */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ttinterp.h */
+/* */
+/* TrueType bytecode interpreter (specification). */
+/* */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2007, 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __TTINTERP_H__
+#define __TTINTERP_H__
+
+#include <ft2build.h>
+#include "ttobjs.h"
+
+
+FT_BEGIN_HEADER
+
+
+#ifndef TT_CONFIG_OPTION_STATIC_INTERPRETER /* indirect implementation */
+
+#define EXEC_OP_ TT_ExecContext exc,
+#define EXEC_OP TT_ExecContext exc
+#define EXEC_ARG_ exc,
+#define EXEC_ARG exc
+
+#else /* static implementation */
+
+#define EXEC_OP_ /* void */
+#define EXEC_OP /* void */
+#define EXEC_ARG_ /* void */
+#define EXEC_ARG /* void */
+
+#endif /* TT_CONFIG_OPTION_STATIC_INTERPRETER */
+
+
+ /*************************************************************************/
+ /* */
+ /* Rounding mode constants. */
+ /* */
+#define TT_Round_Off 5
+#define TT_Round_To_Half_Grid 0
+#define TT_Round_To_Grid 1
+#define TT_Round_To_Double_Grid 2
+#define TT_Round_Up_To_Grid 4
+#define TT_Round_Down_To_Grid 3
+#define TT_Round_Super 6
+#define TT_Round_Super_45 7
+
+
+ /*************************************************************************/
+ /* */
+ /* Function types used by the interpreter, depending on various modes */
+ /* (e.g. the rounding mode, whether to render a vertical or horizontal */
+ /* line etc). */
+ /* */
+ /*************************************************************************/
+
+ /* Rounding function */
+ typedef FT_F26Dot6
+ (*TT_Round_Func)( EXEC_OP_ FT_F26Dot6 distance,
+ FT_F26Dot6 compensation );
+
+ /* Point displacement along the freedom vector routine */
+ typedef void
+ (*TT_Move_Func)( EXEC_OP_ TT_GlyphZone zone,
+ FT_UShort point,
+ FT_F26Dot6 distance );
+
+ /* Distance projection along one of the projection vectors */
+ typedef FT_F26Dot6
+ (*TT_Project_Func)( EXEC_OP_ FT_Pos dx,
+ FT_Pos dy );
+
+ /* reading a cvt value. Take care of non-square pixels if necessary */
+ typedef FT_F26Dot6
+ (*TT_Get_CVT_Func)( EXEC_OP_ FT_ULong idx );
+
+ /* setting or moving a cvt value. Take care of non-square pixels */
+ /* if necessary */
+ typedef void
+ (*TT_Set_CVT_Func)( EXEC_OP_ FT_ULong idx,
+ FT_F26Dot6 value );
+
+
+ /*************************************************************************/
+ /* */
+ /* This structure defines a call record, used to manage function calls. */
+ /* */
+ typedef struct TT_CallRec_
+ {
+ FT_Int Caller_Range;
+ FT_Long Caller_IP;
+ FT_Long Cur_Count;
+ FT_Long Cur_Restart;
+ FT_Long Cur_End;
+
+ } TT_CallRec, *TT_CallStack;
+
+
+ /*************************************************************************/
+ /* */
+ /* The main structure for the interpreter which collects all necessary */
+ /* variables and states. */
+ /* */
+ typedef struct TT_ExecContextRec_
+ {
+ TT_Face face;
+ TT_Size size;
+ FT_Memory memory;
+
+ /* instructions state */
+
+ FT_Error error; /* last execution error */
+
+ FT_Long top; /* top of exec. stack */
+
+ FT_UInt stackSize; /* size of exec. stack */
+ FT_Long* stack; /* current exec. stack */
+
+ FT_Long args;
+ FT_UInt new_top; /* new top after exec. */
+
+ TT_GlyphZoneRec zp0, /* zone records */
+ zp1,
+ zp2,
+ pts,
+ twilight;
+
+ FT_Size_Metrics metrics;
+ TT_Size_Metrics tt_metrics; /* size metrics */
+
+ TT_GraphicsState GS; /* current graphics state */
+
+ FT_Int curRange; /* current code range number */
+ FT_Byte* code; /* current code range */
+ FT_Long IP; /* current instruction pointer */
+ FT_Long codeSize; /* size of current range */
+
+ FT_Byte opcode; /* current opcode */
+ FT_Int length; /* length of current opcode */
+
+ FT_Bool step_ins; /* true if the interpreter must */
+ /* increment IP after ins. exec */
+ FT_ULong cvtSize;
+ FT_Long* cvt;
+
+ FT_UInt glyphSize; /* glyph instructions buffer size */
+ FT_Byte* glyphIns; /* glyph instructions buffer */
+
+ FT_UInt numFDefs; /* number of function defs */
+ FT_UInt maxFDefs; /* maximum number of function defs */
+ TT_DefArray FDefs; /* table of FDefs entries */
+
+ FT_UInt numIDefs; /* number of instruction defs */
+ FT_UInt maxIDefs; /* maximum number of ins defs */
+ TT_DefArray IDefs; /* table of IDefs entries */
+
+ FT_UInt maxFunc; /* maximum function index */
+ FT_UInt maxIns; /* maximum instruction index */
+
+ FT_Int callTop, /* top of call stack during execution */
+ callSize; /* size of call stack */
+ TT_CallStack callStack; /* call stack */
+
+ FT_UShort maxPoints; /* capacity of this context's `pts' */
+ FT_Short maxContours; /* record, expressed in points and */
+ /* contours. */
+
+ TT_CodeRangeTable codeRangeTable; /* table of valid code ranges */
+ /* useful for the debugger */
+
+ FT_UShort storeSize; /* size of current storage */
+ FT_Long* storage; /* storage area */
+
+ FT_F26Dot6 period; /* values used for the */
+ FT_F26Dot6 phase; /* `SuperRounding' */
+ FT_F26Dot6 threshold;
+
+#if 0
+ /* this seems to be unused */
+ FT_Int cur_ppem; /* ppem along the current proj vector */
+#endif
+
+ FT_Bool instruction_trap; /* If `True', the interpreter will */
+ /* exit after each instruction */
+
+ TT_GraphicsState default_GS; /* graphics state resulting from */
+ /* the prep program */
+ FT_Bool is_composite; /* true if the glyph is composite */
+ FT_Bool pedantic_hinting; /* true if pedantic interpretation */
+
+ /* latest interpreter additions */
+
+ FT_Long F_dot_P; /* dot product of freedom and projection */
+ /* vectors */
+ TT_Round_Func func_round; /* current rounding function */
+
+ TT_Project_Func func_project, /* current projection function */
+ func_dualproj, /* current dual proj. function */
+ func_freeProj; /* current freedom proj. func */
+
+ TT_Move_Func func_move; /* current point move function */
+ TT_Move_Func func_move_orig; /* move original position function */
+
+ TT_Get_CVT_Func func_read_cvt; /* read a cvt entry */
+ TT_Set_CVT_Func func_write_cvt; /* write a cvt entry (in pixels) */
+ TT_Set_CVT_Func func_move_cvt; /* incr a cvt entry (in pixels) */
+
+ FT_Bool grayscale; /* are we hinting for grayscale? */
+
+ } TT_ExecContextRec;
+
+
+ extern const TT_GraphicsState tt_default_graphics_state;
+
+
+ FT_LOCAL( FT_Error )
+ TT_Goto_CodeRange( TT_ExecContext exec,
+ FT_Int range,
+ FT_Long IP );
+
+ FT_LOCAL( FT_Error )
+ TT_Set_CodeRange( TT_ExecContext exec,
+ FT_Int range,
+ void* base,
+ FT_Long length );
+
+ FT_LOCAL( FT_Error )
+ TT_Clear_CodeRange( TT_ExecContext exec,
+ FT_Int range );
+
+
+ FT_LOCAL( FT_Error )
+ Update_Max( FT_Memory memory,
+ FT_ULong* size,
+ FT_Long multiplier,
+ void* _pbuff,
+ FT_ULong new_max );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* TT_New_Context */
+ /* */
+ /* <Description> */
+ /* Queries the face context for a given font. Note that there is */
+ /* now a _single_ execution context in the TrueType driver which is */
+ /* shared among faces. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the source face object. */
+ /* */
+ /* <Return> */
+ /* A handle to the execution context. Initialized for `face'. */
+ /* */
+ /* <Note> */
+ /* Only the glyph loader and debugger should call this function. */
+ /* */
+ FT_EXPORT( TT_ExecContext )
+ TT_New_Context( TT_Driver driver );
+
+ FT_LOCAL( FT_Error )
+ TT_Done_Context( TT_ExecContext exec );
+
+ FT_LOCAL( FT_Error )
+ TT_Load_Context( TT_ExecContext exec,
+ TT_Face face,
+ TT_Size size );
+
+ FT_LOCAL( FT_Error )
+ TT_Save_Context( TT_ExecContext exec,
+ TT_Size ins );
+
+ FT_LOCAL( FT_Error )
+ TT_Run_Context( TT_ExecContext exec,
+ FT_Bool debug );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* TT_RunIns */
+ /* */
+ /* <Description> */
+ /* Executes one or more instruction in the execution context. This */
+ /* is the main function of the TrueType opcode interpreter. */
+ /* */
+ /* <Input> */
+ /* exec :: A handle to the target execution context. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ /* <Note> */
+ /* Only the object manager and debugger should call this function. */
+ /* */
+ /* This function is publicly exported because it is directly */
+ /* invoked by the TrueType debugger. */
+ /* */
+ FT_EXPORT( FT_Error )
+ TT_RunIns( TT_ExecContext exec );
+
+
+FT_END_HEADER
+
+#endif /* __TTINTERP_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ttobjs.c */
+/* */
+/* Objects manager (body). */
+/* */
+/* Copyright 1996-2011 */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_STREAM_H
+#include FT_TRUETYPE_TAGS_H
+#include FT_INTERNAL_SFNT_H
+
+#include "ttgload.h"
+#include "ttpload.h"
+
+#include "tterrors.h"
+
+#ifdef TT_USE_BYTECODE_INTERPRETER
+#include "ttinterp.h"
+#endif
+
+#ifdef TT_CONFIG_OPTION_UNPATENTED_HINTING
+#include FT_TRUETYPE_UNPATENTED_H
+#endif
+
+#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
+#include "ttgxvar.h"
+#endif
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_ttobjs
+
+
+#ifdef TT_USE_BYTECODE_INTERPRETER
+
+ /*************************************************************************/
+ /* */
+ /* GLYPH ZONE FUNCTIONS */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_glyphzone_done */
+ /* */
+ /* <Description> */
+ /* Deallocate a glyph zone. */
+ /* */
+ /* <Input> */
+ /* zone :: A pointer to the target glyph zone. */
+ /* */
+ FT_LOCAL_DEF( void )
+ tt_glyphzone_done( TT_GlyphZone zone )
+ {
+ FT_Memory memory = zone->memory;
+
+
+ if ( memory )
+ {
+ FT_FREE( zone->contours );
+ FT_FREE( zone->tags );
+ FT_FREE( zone->cur );
+ FT_FREE( zone->org );
+ FT_FREE( zone->orus );
+
+ zone->max_points = zone->n_points = 0;
+ zone->max_contours = zone->n_contours = 0;
+ zone->memory = NULL;
+ }
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_glyphzone_new */
+ /* */
+ /* <Description> */
+ /* Allocate a new glyph zone. */
+ /* */
+ /* <Input> */
+ /* memory :: A handle to the current memory object. */
+ /* */
+ /* maxPoints :: The capacity of glyph zone in points. */
+ /* */
+ /* maxContours :: The capacity of glyph zone in contours. */
+ /* */
+ /* <Output> */
+ /* zone :: A pointer to the target glyph zone record. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ tt_glyphzone_new( FT_Memory memory,
+ FT_UShort maxPoints,
+ FT_Short maxContours,
+ TT_GlyphZone zone )
+ {
+ FT_Error error;
+
+
+ FT_MEM_ZERO( zone, sizeof ( *zone ) );
+ zone->memory = memory;
+
+ if ( FT_NEW_ARRAY( zone->org, maxPoints ) ||
+ FT_NEW_ARRAY( zone->cur, maxPoints ) ||
+ FT_NEW_ARRAY( zone->orus, maxPoints ) ||
+ FT_NEW_ARRAY( zone->tags, maxPoints ) ||
+ FT_NEW_ARRAY( zone->contours, maxContours ) )
+ {
+ tt_glyphzone_done( zone );
+ }
+ else
+ {
+ zone->max_points = maxPoints;
+ zone->max_contours = maxContours;
+ }
+
+ return error;
+ }
+#endif /* TT_USE_BYTECODE_INTERPRETER */
+
+
+ /* Compare the face with a list of well-known `tricky' fonts. */
+ /* This list shall be expanded as we find more of them. */
+
+ static FT_Bool
+ tt_check_trickyness_family( FT_String* name )
+ {
+
+#define TRICK_NAMES_MAX_CHARACTERS 16
+#define TRICK_NAMES_COUNT 8
+
+ static const char trick_names[TRICK_NAMES_COUNT]
+ [TRICK_NAMES_MAX_CHARACTERS + 1] =
+ {
+ "DFKaiSho-SB", /* dfkaisb.ttf */
+ "DFKaiShu",
+ "DFKai-SB", /* kaiu.ttf */
+ "HuaTianKaiTi?", /* htkt2.ttf */
+ "HuaTianSongTi?", /* htst3.ttf */
+ "MingLiU", /* mingliu.ttf & mingliu.ttc */
+ "PMingLiU", /* mingliu.ttc */
+ "MingLi43", /* mingli.ttf */
+ };
+
+ int nn;
+
+
+ for ( nn = 0; nn < TRICK_NAMES_COUNT; nn++ )
+ if ( ft_strstr( name, trick_names[nn] ) )
+ return TRUE;
+
+ return FALSE;
+ }
+
+
+ /* XXX: This function should be in the `sfnt' module. */
+
+ /* Some PDF generators clear the checksums in the TrueType header table. */
+ /* For example, Quartz ContextPDF clears all entries, or Bullzip PDF */
+ /* Printer clears the entries for subsetted subtables. We thus have to */
+ /* recalculate the checksums where necessary. */
+
+ static FT_UInt32
+ tt_synth_sfnt_checksum( FT_Stream stream,
+ FT_ULong length )
+ {
+ FT_Error error;
+ FT_UInt32 checksum = 0;
+ int i;
+
+
+ if ( FT_FRAME_ENTER( length ) )
+ return 0;
+
+ for ( ; length > 3; length -= 4 )
+ checksum += (FT_UInt32)FT_GET_ULONG();
+
+ for ( i = 3; length > 0; length --, i-- )
+ checksum += (FT_UInt32)( FT_GET_BYTE() << ( i * 8 ) );
+
+ FT_FRAME_EXIT();
+
+ return checksum;
+ }
+
+
+ /* XXX: This function should be in the `sfnt' module. */
+
+ static FT_ULong
+ tt_get_sfnt_checksum( TT_Face face,
+ FT_UShort i )
+ {
+#if 0 /* if we believe the written value, use following part. */
+ if ( face->dir_tables[i].CheckSum )
+ return face->dir_tables[i].CheckSum;
+#endif
+
+ if ( !face->goto_table )
+ return 0;
+
+ if ( face->goto_table( face,
+ face->dir_tables[i].Tag,
+ face->root.stream,
+ NULL ) )
+ return 0;
+
+ return (FT_ULong)tt_synth_sfnt_checksum( face->root.stream,
+ face->dir_tables[i].Length );
+ }
+
+
+ typedef struct tt_sfnt_id_rec_
+ {
+ FT_ULong CheckSum;
+ FT_ULong Length;
+
+ } tt_sfnt_id_rec;
+
+
+ static FT_Bool
+ tt_check_trickyness_sfnt_ids( TT_Face face )
+ {
+#define TRICK_SFNT_IDS_PER_FACE 3
+#define TRICK_SFNT_IDS_NUM_FACES 13
+
+ static const tt_sfnt_id_rec sfnt_id[TRICK_SFNT_IDS_NUM_FACES]
+ [TRICK_SFNT_IDS_PER_FACE] = {
+
+#define TRICK_SFNT_ID_cvt 0
+#define TRICK_SFNT_ID_fpgm 1
+#define TRICK_SFNT_ID_prep 2
+
+ { /* MingLiU 1995 */
+ { 0x05bcf058, 0x000002e4 }, /* cvt */
+ { 0x28233bf1, 0x000087c4 }, /* fpgm */
+ { 0xa344a1ea, 0x000001e1 } /* prep */
+ },
+ { /* MingLiU 1996- */
+ { 0x05bcf058, 0x000002e4 }, /* cvt */
+ { 0x28233bf1, 0x000087c4 }, /* fpgm */
+ { 0xa344a1eb, 0x000001e1 } /* prep */
+ },
+ { /* DFKaiShu */
+ { 0x11e5ead4, 0x00000350 }, /* cvt */
+ { 0x5a30ca3b, 0x00009063 }, /* fpgm */
+ { 0x13a42602, 0x0000007e } /* prep */
+ },
+ { /* HuaTianKaiTi */
+ { 0xfffbfffc, 0x00000008 }, /* cvt */
+ { 0x9c9e48b8, 0x0000bea2 }, /* fpgm */
+ { 0x70020112, 0x00000008 } /* prep */
+ },
+ { /* HuaTianSongTi */
+ { 0xfffbfffc, 0x00000008 }, /* cvt */
+ { 0x0a5a0483, 0x00017c39 }, /* fpgm */
+ { 0x70020112, 0x00000008 } /* prep */
+ },
+ { /* NEC fadpop7.ttf */
+ { 0x00000000, 0x00000000 }, /* cvt */
+ { 0x40c92555, 0x000000e5 }, /* fpgm */
+ { 0xa39b58e3, 0x0000117c } /* prep */
+ },
+ { /* NEC fadrei5.ttf */
+ { 0x00000000, 0x00000000 }, /* cvt */
+ { 0x33c41652, 0x000000e5 }, /* fpgm */
+ { 0x26d6c52a, 0x00000f6a } /* prep */
+ },
+ { /* NEC fangot7.ttf */
+ { 0x00000000, 0x00000000 }, /* cvt */
+ { 0x6db1651d, 0x0000019d }, /* fpgm */
+ { 0x6c6e4b03, 0x00002492 } /* prep */
+ },
+ { /* NEC fangyo5.ttf */
+ { 0x00000000, 0x00000000 }, /* cvt */
+ { 0x40c92555, 0x000000e5 }, /* fpgm */
+ { 0xde51fad0, 0x0000117c } /* prep */
+ },
+ { /* NEC fankyo5.ttf */
+ { 0x00000000, 0x00000000 }, /* cvt */
+ { 0x85e47664, 0x000000e5 }, /* fpgm */
+ { 0xa6c62831, 0x00001caa } /* prep */
+ },
+ { /* NEC fanrgo5.ttf */
+ { 0x00000000, 0x00000000 }, /* cvt */
+ { 0x2d891cfd, 0x0000019d }, /* fpgm */
+ { 0xa0604633, 0x00001de8 } /* prep */
+ },
+ { /* NEC fangot5.ttc */
+ { 0x00000000, 0x00000000 }, /* cvt */
+ { 0x40aa774c, 0x000001cb }, /* fpgm */
+ { 0x9b5caa96, 0x00001f9a } /* prep */
+ },
+ { /* NEC fanmin3.ttc */
+ { 0x00000000, 0x00000000 }, /* cvt */
+ { 0x0d3de9cb, 0x00000141 }, /* fpgm */
+ { 0xd4127766, 0x00002280 } /* prep */
+ }
+ };
+
+ FT_ULong checksum;
+ int num_matched_ids[TRICK_SFNT_IDS_NUM_FACES];
+ FT_Bool has_cvt, has_fpgm, has_prep;
+ FT_UShort i;
+ int j, k;
+
+
+ FT_MEM_SET( num_matched_ids, 0,
+ sizeof ( int ) * TRICK_SFNT_IDS_NUM_FACES );
+ has_cvt = FALSE;
+ has_fpgm = FALSE;
+ has_prep = FALSE;
+
+ for ( i = 0; i < face->num_tables; i++ )
+ {
+ checksum = 0;
+
+ switch( face->dir_tables[i].Tag )
+ {
+ case TTAG_cvt:
+ k = TRICK_SFNT_ID_cvt;
+ has_cvt = TRUE;
+ break;
+
+ case TTAG_fpgm:
+ k = TRICK_SFNT_ID_fpgm;
+ has_fpgm = TRUE;
+ break;
+
+ case TTAG_prep:
+ k = TRICK_SFNT_ID_prep;
+ has_prep = TRUE;
+ break;
+
+ default:
+ continue;
+ }
+
+ for ( j = 0; j < TRICK_SFNT_IDS_NUM_FACES; j++ )
+ if ( face->dir_tables[i].Length == sfnt_id[j][k].Length )
+ {
+ if ( !checksum )
+ checksum = tt_get_sfnt_checksum( face, i );
+
+ if ( sfnt_id[j][k].CheckSum == checksum )
+ num_matched_ids[j]++;
+
+ if ( num_matched_ids[j] == TRICK_SFNT_IDS_PER_FACE )
+ return TRUE;
+ }
+ }
+
+ for ( j = 0; j < TRICK_SFNT_IDS_NUM_FACES; j++ )
+ {
+ if ( !has_cvt && !sfnt_id[j][TRICK_SFNT_ID_cvt].Length )
+ num_matched_ids[j] ++;
+ if ( !has_fpgm && !sfnt_id[j][TRICK_SFNT_ID_fpgm].Length )
+ num_matched_ids[j] ++;
+ if ( !has_prep && !sfnt_id[j][TRICK_SFNT_ID_prep].Length )
+ num_matched_ids[j] ++;
+ if ( num_matched_ids[j] == TRICK_SFNT_IDS_PER_FACE )
+ return TRUE;
+ }
+
+ return FALSE;
+ }
+
+
+ static FT_Bool
+ tt_check_trickyness( FT_Face face )
+ {
+ if ( !face )
+ return FALSE;
+
+ /* For first, check the face name for quick check. */
+ if ( face->family_name &&
+ tt_check_trickyness_family( face->family_name ) )
+ return TRUE;
+
+ /* Type42 fonts may lack `name' tables, we thus try to identify */
+ /* tricky fonts by checking the checksums of Type42-persistent */
+ /* sfnt tables (`cvt', `fpgm', and `prep'). */
+ if ( tt_check_trickyness_sfnt_ids( (TT_Face)face ) )
+ return TRUE;
+
+ return FALSE;
+ }
+
+
+ /* Check whether `.notdef' is the only glyph in the `loca' table. */
+ static FT_Bool
+ tt_check_single_notdef( FT_Face ttface )
+ {
+ FT_Bool result = FALSE;
+
+ TT_Face face = (TT_Face)ttface;
+ FT_UInt asize;
+ FT_ULong i;
+ FT_ULong glyph_index = 0;
+ FT_UInt count = 0;
+
+
+ for( i = 0; i < face->num_locations; i++ )
+ {
+ tt_face_get_location( face, i, &asize );
+ if ( asize > 0 )
+ {
+ count += 1;
+ if ( count > 1 )
+ break;
+ glyph_index = i;
+ }
+ }
+
+ /* Only have a single outline. */
+ if ( count == 1 )
+ {
+ if ( glyph_index == 0 )
+ result = TRUE;
+ else
+ {
+ /* FIXME: Need to test glyphname == .notdef ? */
+ FT_Error error;
+ char buf[8];
+
+
+ error = FT_Get_Glyph_Name( ttface, glyph_index, buf, 8 );
+ if ( !error &&
+ buf[0] == '.' && !ft_strncmp( buf, ".notdef", 8 ) )
+ result = TRUE;
+ }
+ }
+
+ return result;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_face_init */
+ /* */
+ /* <Description> */
+ /* Initialize a given TrueType face object. */
+ /* */
+ /* <Input> */
+ /* stream :: The source font stream. */
+ /* */
+ /* face_index :: The index of the font face in the resource. */
+ /* */
+ /* num_params :: Number of additional generic parameters. Ignored. */
+ /* */
+ /* params :: Additional generic parameters. Ignored. */
+ /* */
+ /* <InOut> */
+ /* face :: The newly built face object. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ tt_face_init( FT_Stream stream,
+ FT_Face ttface, /* TT_Face */
+ FT_Int face_index,
+ FT_Int num_params,
+ FT_Parameter* params )
+ {
+ FT_Error error;
+ FT_Library library;
+ SFNT_Service sfnt;
+ TT_Face face = (TT_Face)ttface;
+
+
+ FT_TRACE2(( "TTF driver\n" ));
+
+ library = ttface->driver->root.library;
+
+ sfnt = (SFNT_Service)FT_Get_Module_Interface( library, "sfnt" );
+ if ( !sfnt )
+ {
+ FT_ERROR(( "tt_face_init: cannot access `sfnt' module\n" ));
+ error = TT_Err_Missing_Module;
+ goto Exit;
+ }
+
+ /* create input stream from resource */
+ if ( FT_STREAM_SEEK( 0 ) )
+ goto Exit;
+
+ /* check that we have a valid TrueType file */
+ error = sfnt->init_face( stream, face, face_index, num_params, params );
+ if ( error )
+ goto Exit;
+
+ /* We must also be able to accept Mac/GX fonts, as well as OT ones. */
+ /* The 0x00020000 tag is completely undocumented; some fonts from */
+ /* Arphic made for Chinese Windows 3.1 have this. */
+ if ( face->format_tag != 0x00010000L && /* MS fonts */
+ face->format_tag != 0x00020000L && /* CJK fonts for Win 3.1 */
+ face->format_tag != TTAG_true ) /* Mac fonts */
+ {
+ FT_TRACE2(( " not a TTF font\n" ));
+ goto Bad_Format;
+ }
+
+#ifdef TT_USE_BYTECODE_INTERPRETER
+ ttface->face_flags |= FT_FACE_FLAG_HINTER;
+#endif
+
+ /* If we are performing a simple font format check, exit immediately. */
+ if ( face_index < 0 )
+ return TT_Err_Ok;
+
+ /* Load font directory */
+ error = sfnt->load_face( stream, face, face_index, num_params, params );
+ if ( error )
+ goto Exit;
+
+ if ( tt_check_trickyness( ttface ) )
+ ttface->face_flags |= FT_FACE_FLAG_TRICKY;
+
+ error = tt_face_load_hdmx( face, stream );
+ if ( error )
+ goto Exit;
+
+ if ( FT_IS_SCALABLE( ttface ) )
+ {
+
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+
+ if ( !ttface->internal->incremental_interface )
+ error = tt_face_load_loca( face, stream );
+ if ( !error )
+ error = tt_face_load_cvt( face, stream );
+ if ( !error )
+ error = tt_face_load_fpgm( face, stream );
+ if ( !error )
+ error = tt_face_load_prep( face, stream );
+
+ /* Check the scalable flag based on `loca'. */
+ if ( !ttface->internal->incremental_interface &&
+ ttface->num_fixed_sizes &&
+ face->glyph_locations &&
+ tt_check_single_notdef( ttface ) )
+ {
+ FT_TRACE5(( "tt_face_init:"
+ " Only the `.notdef' glyph has an outline.\n"
+ " "
+ " Resetting scalable flag to FALSE.\n" ));
+
+ ttface->face_flags &= ~FT_FACE_FLAG_SCALABLE;
+ }
+
+#else
+
+ if ( !error )
+ error = tt_face_load_loca( face, stream );
+ if ( !error )
+ error = tt_face_load_cvt( face, stream );
+ if ( !error )
+ error = tt_face_load_fpgm( face, stream );
+ if ( !error )
+ error = tt_face_load_prep( face, stream );
+
+ /* Check the scalable flag based on `loca'. */
+ if ( ttface->num_fixed_sizes &&
+ face->glyph_locations &&
+ tt_check_single_notdef( ttface ) )
+ {
+ FT_TRACE5(( "tt_face_init:"
+ " Only the `.notdef' glyph has an outline.\n"
+ " "
+ " Resetting scalable flag to FALSE.\n" ));
+
+ ttface->face_flags &= ~FT_FACE_FLAG_SCALABLE;
+ }
+
+#endif
+
+ }
+
+#if defined( TT_CONFIG_OPTION_UNPATENTED_HINTING ) && \
+ !defined( TT_CONFIG_OPTION_BYTECODE_INTERPRETER )
+
+ {
+ FT_Bool unpatented_hinting;
+ int i;
+
+
+ /* Determine whether unpatented hinting is to be used for this face. */
+ unpatented_hinting = FT_BOOL
+ ( library->debug_hooks[FT_DEBUG_HOOK_UNPATENTED_HINTING] != NULL );
+
+ for ( i = 0; i < num_params && !face->unpatented_hinting; i++ )
+ if ( params[i].tag == FT_PARAM_TAG_UNPATENTED_HINTING )
+ unpatented_hinting = TRUE;
+
+ if ( !unpatented_hinting )
+ ttface->internal->ignore_unpatented_hinter = TRUE;
+ }
+
+#endif /* TT_CONFIG_OPTION_UNPATENTED_HINTING &&
+ !TT_CONFIG_OPTION_BYTECODE_INTERPRETER */
+
+ /* initialize standard glyph loading routines */
+ TT_Init_Glyph_Loading( face );
+
+ Exit:
+ return error;
+
+ Bad_Format:
+ error = TT_Err_Unknown_File_Format;
+ goto Exit;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_face_done */
+ /* */
+ /* <Description> */
+ /* Finalize a given face object. */
+ /* */
+ /* <Input> */
+ /* face :: A pointer to the face object to destroy. */
+ /* */
+ FT_LOCAL_DEF( void )
+ tt_face_done( FT_Face ttface ) /* TT_Face */
+ {
+ TT_Face face = (TT_Face)ttface;
+ FT_Memory memory;
+ FT_Stream stream;
+ SFNT_Service sfnt;
+
+
+ if ( !face )
+ return;
+
+ memory = ttface->memory;
+ stream = ttface->stream;
+ sfnt = (SFNT_Service)face->sfnt;
+
+ /* for `extended TrueType formats' (i.e. compressed versions) */
+ if ( face->extra.finalizer )
+ face->extra.finalizer( face->extra.data );
+
+ if ( sfnt )
+ sfnt->done_face( face );
+
+ /* freeing the locations table */
+ tt_face_done_loca( face );
+
+ tt_face_free_hdmx( face );
+
+ /* freeing the CVT */
+ FT_FREE( face->cvt );
+ face->cvt_size = 0;
+
+ /* freeing the programs */
+ FT_FRAME_RELEASE( face->font_program );
+ FT_FRAME_RELEASE( face->cvt_program );
+ face->font_program_size = 0;
+ face->cvt_program_size = 0;
+
+#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
+ tt_done_blend( memory, face->blend );
+ face->blend = NULL;
+#endif
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SIZE FUNCTIONS */
+ /* */
+ /*************************************************************************/
+
+#ifdef TT_USE_BYTECODE_INTERPRETER
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_size_run_fpgm */
+ /* */
+ /* <Description> */
+ /* Run the font program. */
+ /* */
+ /* <Input> */
+ /* size :: A handle to the size object. */
+ /* */
+ /* pedantic :: Set if bytecode execution should be pedantic. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ tt_size_run_fpgm( TT_Size size,
+ FT_Bool pedantic )
+ {
+ TT_Face face = (TT_Face)size->root.face;
+ TT_ExecContext exec;
+ FT_Error error;
+
+
+ /* debugging instances have their own context */
+ if ( size->debug )
+ exec = size->context;
+ else
+ exec = ( (TT_Driver)FT_FACE_DRIVER( face ) )->context;
+
+ if ( !exec )
+ return TT_Err_Could_Not_Find_Context;
+
+ TT_Load_Context( exec, face, size );
+
+ exec->callTop = 0;
+ exec->top = 0;
+
+ exec->period = 64;
+ exec->phase = 0;
+ exec->threshold = 0;
+
+ exec->instruction_trap = FALSE;
+ exec->F_dot_P = 0x10000L;
+
+ exec->pedantic_hinting = pedantic;
+
+ {
+ FT_Size_Metrics* metrics = &exec->metrics;
+ TT_Size_Metrics* tt_metrics = &exec->tt_metrics;
+
+
+ metrics->x_ppem = 0;
+ metrics->y_ppem = 0;
+ metrics->x_scale = 0;
+ metrics->y_scale = 0;
+
+ tt_metrics->ppem = 0;
+ tt_metrics->scale = 0;
+ tt_metrics->ratio = 0x10000L;
+ }
+
+ /* allow font program execution */
+ TT_Set_CodeRange( exec,
+ tt_coderange_font,
+ face->font_program,
+ face->font_program_size );
+
+ /* disable CVT and glyph programs coderange */
+ TT_Clear_CodeRange( exec, tt_coderange_cvt );
+ TT_Clear_CodeRange( exec, tt_coderange_glyph );
+
+ if ( face->font_program_size > 0 )
+ {
+ error = TT_Goto_CodeRange( exec, tt_coderange_font, 0 );
+
+ if ( !error )
+ {
+ FT_TRACE4(( "Executing `fpgm' table.\n" ));
+
+ error = face->interpreter( exec );
+ }
+ }
+ else
+ error = TT_Err_Ok;
+
+ if ( !error )
+ TT_Save_Context( exec, size );
+
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_size_run_prep */
+ /* */
+ /* <Description> */
+ /* Run the control value program. */
+ /* */
+ /* <Input> */
+ /* size :: A handle to the size object. */
+ /* */
+ /* pedantic :: Set if bytecode execution should be pedantic. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ tt_size_run_prep( TT_Size size,
+ FT_Bool pedantic )
+ {
+ TT_Face face = (TT_Face)size->root.face;
+ TT_ExecContext exec;
+ FT_Error error;
+
+
+ /* debugging instances have their own context */
+ if ( size->debug )
+ exec = size->context;
+ else
+ exec = ( (TT_Driver)FT_FACE_DRIVER( face ) )->context;
+
+ if ( !exec )
+ return TT_Err_Could_Not_Find_Context;
+
+ TT_Load_Context( exec, face, size );
+
+ exec->callTop = 0;
+ exec->top = 0;
+
+ exec->instruction_trap = FALSE;
+
+ exec->pedantic_hinting = pedantic;
+
+ TT_Set_CodeRange( exec,
+ tt_coderange_cvt,
+ face->cvt_program,
+ face->cvt_program_size );
+
+ TT_Clear_CodeRange( exec, tt_coderange_glyph );
+
+ if ( face->cvt_program_size > 0 )
+ {
+ error = TT_Goto_CodeRange( exec, tt_coderange_cvt, 0 );
+
+ if ( !error && !size->debug )
+ {
+ FT_TRACE4(( "Executing `prep' table.\n" ));
+
+ error = face->interpreter( exec );
+ }
+ }
+ else
+ error = TT_Err_Ok;
+
+ /* save as default graphics state */
+ size->GS = exec->GS;
+
+ TT_Save_Context( exec, size );
+
+ return error;
+ }
+
+#endif /* TT_USE_BYTECODE_INTERPRETER */
+
+
+#ifdef TT_USE_BYTECODE_INTERPRETER
+
+ static void
+ tt_size_done_bytecode( FT_Size ftsize )
+ {
+ TT_Size size = (TT_Size)ftsize;
+ TT_Face face = (TT_Face)ftsize->face;
+ FT_Memory memory = face->root.memory;
+
+
+ if ( size->debug )
+ {
+ /* the debug context must be deleted by the debugger itself */
+ size->context = NULL;
+ size->debug = FALSE;
+ }
+
+ FT_FREE( size->cvt );
+ size->cvt_size = 0;
+
+ /* free storage area */
+ FT_FREE( size->storage );
+ size->storage_size = 0;
+
+ /* twilight zone */
+ tt_glyphzone_done( &size->twilight );
+
+ FT_FREE( size->function_defs );
+ FT_FREE( size->instruction_defs );
+
+ size->num_function_defs = 0;
+ size->max_function_defs = 0;
+ size->num_instruction_defs = 0;
+ size->max_instruction_defs = 0;
+
+ size->max_func = 0;
+ size->max_ins = 0;
+
+ size->bytecode_ready = 0;
+ size->cvt_ready = 0;
+ }
+
+
+ /* Initialize bytecode-related fields in the size object. */
+ /* We do this only if bytecode interpretation is really needed. */
+ static FT_Error
+ tt_size_init_bytecode( FT_Size ftsize,
+ FT_Bool pedantic )
+ {
+ FT_Error error;
+ TT_Size size = (TT_Size)ftsize;
+ TT_Face face = (TT_Face)ftsize->face;
+ FT_Memory memory = face->root.memory;
+ FT_Int i;
+
+ FT_UShort n_twilight;
+ TT_MaxProfile* maxp = &face->max_profile;
+
+
+ size->bytecode_ready = 1;
+ size->cvt_ready = 0;
+
+ size->max_function_defs = maxp->maxFunctionDefs;
+ size->max_instruction_defs = maxp->maxInstructionDefs;
+
+ size->num_function_defs = 0;
+ size->num_instruction_defs = 0;
+
+ size->max_func = 0;
+ size->max_ins = 0;
+
+ size->cvt_size = face->cvt_size;
+ size->storage_size = maxp->maxStorage;
+
+ /* Set default metrics */
+ {
+ TT_Size_Metrics* metrics = &size->ttmetrics;
+
+
+ metrics->rotated = FALSE;
+ metrics->stretched = FALSE;
+
+ /* set default compensation (all 0) */
+ for ( i = 0; i < 4; i++ )
+ metrics->compensations[i] = 0;
+ }
+
+ /* allocate function defs, instruction defs, cvt, and storage area */
+ if ( FT_NEW_ARRAY( size->function_defs, size->max_function_defs ) ||
+ FT_NEW_ARRAY( size->instruction_defs, size->max_instruction_defs ) ||
+ FT_NEW_ARRAY( size->cvt, size->cvt_size ) ||
+ FT_NEW_ARRAY( size->storage, size->storage_size ) )
+ goto Exit;
+
+ /* reserve twilight zone */
+ n_twilight = maxp->maxTwilightPoints;
+
+ /* there are 4 phantom points (do we need this?) */
+ n_twilight += 4;
+
+ error = tt_glyphzone_new( memory, n_twilight, 0, &size->twilight );
+ if ( error )
+ goto Exit;
+
+ size->twilight.n_points = n_twilight;
+
+ size->GS = tt_default_graphics_state;
+
+ /* set `face->interpreter' according to the debug hook present */
+ {
+ FT_Library library = face->root.driver->root.library;
+
+
+ face->interpreter = (TT_Interpreter)
+ library->debug_hooks[FT_DEBUG_HOOK_TRUETYPE];
+ if ( !face->interpreter )
+ face->interpreter = (TT_Interpreter)TT_RunIns;
+ }
+
+ /* Fine, now run the font program! */
+ error = tt_size_run_fpgm( size, pedantic );
+
+ Exit:
+ if ( error )
+ tt_size_done_bytecode( ftsize );
+
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ tt_size_ready_bytecode( TT_Size size,
+ FT_Bool pedantic )
+ {
+ FT_Error error = TT_Err_Ok;
+
+
+ if ( !size->bytecode_ready )
+ {
+ error = tt_size_init_bytecode( (FT_Size)size, pedantic );
+ if ( error )
+ goto Exit;
+ }
+
+ /* rescale CVT when needed */
+ if ( !size->cvt_ready )
+ {
+ FT_UInt i;
+ TT_Face face = (TT_Face)size->root.face;
+
+
+ /* Scale the cvt values to the new ppem. */
+ /* We use by default the y ppem to scale the CVT. */
+ for ( i = 0; i < size->cvt_size; i++ )
+ size->cvt[i] = FT_MulFix( face->cvt[i], size->ttmetrics.scale );
+
+ /* all twilight points are originally zero */
+ for ( i = 0; i < (FT_UInt)size->twilight.n_points; i++ )
+ {
+ size->twilight.org[i].x = 0;
+ size->twilight.org[i].y = 0;
+ size->twilight.cur[i].x = 0;
+ size->twilight.cur[i].y = 0;
+ }
+
+ /* clear storage area */
+ for ( i = 0; i < (FT_UInt)size->storage_size; i++ )
+ size->storage[i] = 0;
+
+ size->GS = tt_default_graphics_state;
+
+ error = tt_size_run_prep( size, pedantic );
+ if ( !error )
+ size->cvt_ready = 1;
+ }
+
+ Exit:
+ return error;
+ }
+
+#endif /* TT_USE_BYTECODE_INTERPRETER */
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_size_init */
+ /* */
+ /* <Description> */
+ /* Initialize a new TrueType size object. */
+ /* */
+ /* <InOut> */
+ /* size :: A handle to the size object. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ tt_size_init( FT_Size ttsize ) /* TT_Size */
+ {
+ TT_Size size = (TT_Size)ttsize;
+ FT_Error error = TT_Err_Ok;
+
+#ifdef TT_USE_BYTECODE_INTERPRETER
+ size->bytecode_ready = 0;
+ size->cvt_ready = 0;
+#endif
+
+ size->ttmetrics.valid = FALSE;
+ size->strike_index = 0xFFFFFFFFUL;
+
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_size_done */
+ /* */
+ /* <Description> */
+ /* The TrueType size object finalizer. */
+ /* */
+ /* <Input> */
+ /* size :: A handle to the target size object. */
+ /* */
+ FT_LOCAL_DEF( void )
+ tt_size_done( FT_Size ttsize ) /* TT_Size */
+ {
+ TT_Size size = (TT_Size)ttsize;
+
+
+#ifdef TT_USE_BYTECODE_INTERPRETER
+ if ( size->bytecode_ready )
+ tt_size_done_bytecode( ttsize );
+#endif
+
+ size->ttmetrics.valid = FALSE;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_size_reset */
+ /* */
+ /* <Description> */
+ /* Reset a TrueType size when resolutions and character dimensions */
+ /* have been changed. */
+ /* */
+ /* <Input> */
+ /* size :: A handle to the target size object. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ tt_size_reset( TT_Size size )
+ {
+ TT_Face face;
+ FT_Error error = TT_Err_Ok;
+ FT_Size_Metrics* metrics;
+
+
+ size->ttmetrics.valid = FALSE;
+
+ face = (TT_Face)size->root.face;
+
+ metrics = &size->metrics;
+
+ /* copy the result from base layer */
+ *metrics = size->root.metrics;
+
+ if ( metrics->x_ppem < 1 || metrics->y_ppem < 1 )
+ return TT_Err_Invalid_PPem;
+
+ /* This bit flag, if set, indicates that the ppems must be */
+ /* rounded to integers. Nearly all TrueType fonts have this bit */
+ /* set, as hinting won't work really well otherwise. */
+ /* */
+ if ( face->header.Flags & 8 )
+ {
+ metrics->x_scale = FT_DivFix( metrics->x_ppem << 6,
+ face->root.units_per_EM );
+ metrics->y_scale = FT_DivFix( metrics->y_ppem << 6,
+ face->root.units_per_EM );
+
+ metrics->ascender =
+ FT_PIX_ROUND( FT_MulFix( face->root.ascender, metrics->y_scale ) );
+ metrics->descender =
+ FT_PIX_ROUND( FT_MulFix( face->root.descender, metrics->y_scale ) );
+ metrics->height =
+ FT_PIX_ROUND( FT_MulFix( face->root.height, metrics->y_scale ) );
+ metrics->max_advance =
+ FT_PIX_ROUND( FT_MulFix( face->root.max_advance_width,
+ metrics->x_scale ) );
+ }
+
+ /* compute new transformation */
+ if ( metrics->x_ppem >= metrics->y_ppem )
+ {
+ size->ttmetrics.scale = metrics->x_scale;
+ size->ttmetrics.ppem = metrics->x_ppem;
+ size->ttmetrics.x_ratio = 0x10000L;
+ size->ttmetrics.y_ratio = FT_MulDiv( metrics->y_ppem,
+ 0x10000L,
+ metrics->x_ppem );
+ }
+ else
+ {
+ size->ttmetrics.scale = metrics->y_scale;
+ size->ttmetrics.ppem = metrics->y_ppem;
+ size->ttmetrics.x_ratio = FT_MulDiv( metrics->x_ppem,
+ 0x10000L,
+ metrics->y_ppem );
+ size->ttmetrics.y_ratio = 0x10000L;
+ }
+
+#ifdef TT_USE_BYTECODE_INTERPRETER
+ size->cvt_ready = 0;
+#endif /* TT_USE_BYTECODE_INTERPRETER */
+
+ if ( !error )
+ size->ttmetrics.valid = TRUE;
+
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_driver_init */
+ /* */
+ /* <Description> */
+ /* Initialize a given TrueType driver object. */
+ /* */
+ /* <Input> */
+ /* driver :: A handle to the target driver object. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ tt_driver_init( FT_Module ttdriver ) /* TT_Driver */
+ {
+
+#ifdef TT_USE_BYTECODE_INTERPRETER
+
+ TT_Driver driver = (TT_Driver)ttdriver;
+
+
+ if ( !TT_New_Context( driver ) )
+ return TT_Err_Could_Not_Find_Context;
+
+#else
+
+ FT_UNUSED( ttdriver );
+
+#endif
+
+ return TT_Err_Ok;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_driver_done */
+ /* */
+ /* <Description> */
+ /* Finalize a given TrueType driver. */
+ /* */
+ /* <Input> */
+ /* driver :: A handle to the target TrueType driver. */
+ /* */
+ FT_LOCAL_DEF( void )
+ tt_driver_done( FT_Module ttdriver ) /* TT_Driver */
+ {
+#ifdef TT_USE_BYTECODE_INTERPRETER
+ TT_Driver driver = (TT_Driver)ttdriver;
+
+
+ /* destroy the execution context */
+ if ( driver->context )
+ {
+ TT_Done_Context( driver->context );
+ driver->context = NULL;
+ }
+#else
+ FT_UNUSED( ttdriver );
+#endif
+
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_slot_init */
+ /* */
+ /* <Description> */
+ /* Initialize a new slot object. */
+ /* */
+ /* <InOut> */
+ /* slot :: A handle to the slot object. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ tt_slot_init( FT_GlyphSlot slot )
+ {
+ return FT_GlyphLoader_CreateExtra( slot->internal->loader );
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ttobjs.h */
+/* */
+/* Objects manager (specification). */
+/* */
+/* Copyright 1996-2009, 2011-2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __TTOBJS_H__
+#define __TTOBJS_H__
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_OBJECTS_H
+#include FT_INTERNAL_TRUETYPE_TYPES_H
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* TT_Driver */
+ /* */
+ /* <Description> */
+ /* A handle to a TrueType driver object. */
+ /* */
+ typedef struct TT_DriverRec_* TT_Driver;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* TT_Instance */
+ /* */
+ /* <Description> */
+ /* A handle to a TrueType size object. */
+ /* */
+ typedef struct TT_SizeRec_* TT_Size;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* TT_GlyphSlot */
+ /* */
+ /* <Description> */
+ /* A handle to a TrueType glyph slot object. */
+ /* */
+ /* <Note> */
+ /* This is a direct typedef of FT_GlyphSlot, as there is nothing */
+ /* specific about the TrueType glyph slot. */
+ /* */
+ typedef FT_GlyphSlot TT_GlyphSlot;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* TT_GraphicsState */
+ /* */
+ /* <Description> */
+ /* The TrueType graphics state used during bytecode interpretation. */
+ /* */
+ typedef struct TT_GraphicsState_
+ {
+ FT_UShort rp0;
+ FT_UShort rp1;
+ FT_UShort rp2;
+
+ FT_UnitVector dualVector;
+ FT_UnitVector projVector;
+ FT_UnitVector freeVector;
+
+#ifdef TT_CONFIG_OPTION_UNPATENTED_HINTING
+ FT_Bool both_x_axis;
+#endif
+
+ FT_Long loop;
+ FT_F26Dot6 minimum_distance;
+ FT_Int round_state;
+
+ FT_Bool auto_flip;
+ FT_F26Dot6 control_value_cutin;
+ FT_F26Dot6 single_width_cutin;
+ FT_F26Dot6 single_width_value;
+ FT_Short delta_base;
+ FT_Short delta_shift;
+
+ FT_Byte instruct_control;
+ /* According to Greg Hitchcock from Microsoft, the `scan_control' */
+ /* variable as documented in the TrueType specification is a 32-bit */
+ /* integer; the high-word part holds the SCANTYPE value, the low-word */
+ /* part the SCANCTRL value. We separate it into two fields. */
+ FT_Bool scan_control;
+ FT_Int scan_type;
+
+ FT_UShort gep0;
+ FT_UShort gep1;
+ FT_UShort gep2;
+
+ } TT_GraphicsState;
+
+
+#ifdef TT_USE_BYTECODE_INTERPRETER
+
+ FT_LOCAL( void )
+ tt_glyphzone_done( TT_GlyphZone zone );
+
+ FT_LOCAL( FT_Error )
+ tt_glyphzone_new( FT_Memory memory,
+ FT_UShort maxPoints,
+ FT_Short maxContours,
+ TT_GlyphZone zone );
+
+#endif /* TT_USE_BYTECODE_INTERPRETER */
+
+
+
+ /*************************************************************************/
+ /* */
+ /* EXECUTION SUBTABLES */
+ /* */
+ /* These sub-tables relate to instruction execution. */
+ /* */
+ /*************************************************************************/
+
+
+#define TT_MAX_CODE_RANGES 3
+
+
+ /*************************************************************************/
+ /* */
+ /* There can only be 3 active code ranges at once: */
+ /* - the Font Program */
+ /* - the CVT Program */
+ /* - a glyph's instructions set */
+ /* */
+ typedef enum TT_CodeRange_Tag_
+ {
+ tt_coderange_none = 0,
+ tt_coderange_font,
+ tt_coderange_cvt,
+ tt_coderange_glyph
+
+ } TT_CodeRange_Tag;
+
+
+ typedef struct TT_CodeRange_
+ {
+ FT_Byte* base;
+ FT_ULong size;
+
+ } TT_CodeRange;
+
+ typedef TT_CodeRange TT_CodeRangeTable[TT_MAX_CODE_RANGES];
+
+
+ /*************************************************************************/
+ /* */
+ /* Defines a function/instruction definition record. */
+ /* */
+ typedef struct TT_DefRecord_
+ {
+ FT_Int range; /* in which code range is it located? */
+ FT_Long start; /* where does it start? */
+ FT_Long end; /* where does it end? */
+ FT_UInt opc; /* function #, or instruction code */
+ FT_Bool active; /* is it active? */
+
+ } TT_DefRecord, *TT_DefArray;
+
+
+ /*************************************************************************/
+ /* */
+ /* Subglyph transformation record. */
+ /* */
+ typedef struct TT_Transform_
+ {
+ FT_Fixed xx, xy; /* transformation matrix coefficients */
+ FT_Fixed yx, yy;
+ FT_F26Dot6 ox, oy; /* offsets */
+
+ } TT_Transform;
+
+
+ /*************************************************************************/
+ /* */
+ /* A note regarding non-squared pixels: */
+ /* */
+ /* (This text will probably go into some docs at some time; for now, it */
+ /* is kept here to explain some definitions in the TT_Size_Metrics */
+ /* record). */
+ /* */
+ /* The CVT is a one-dimensional array containing values that control */
+ /* certain important characteristics in a font, like the height of all */
+ /* capitals, all lowercase letter, default spacing or stem width/height. */
+ /* */
+ /* These values are found in FUnits in the font file, and must be scaled */
+ /* to pixel coordinates before being used by the CVT and glyph programs. */
+ /* Unfortunately, when using distinct x and y resolutions (or distinct x */
+ /* and y pointsizes), there are two possible scalings. */
+ /* */
+ /* A first try was to implement a `lazy' scheme where all values were */
+ /* scaled when first used. However, while some values are always used */
+ /* in the same direction, some others are used under many different */
+ /* circumstances and orientations. */
+ /* */
+ /* I have found a simpler way to do the same, and it even seems to work */
+ /* in most of the cases: */
+ /* */
+ /* - All CVT values are scaled to the maximum ppem size. */
+ /* */
+ /* - When performing a read or write in the CVT, a ratio factor is used */
+ /* to perform adequate scaling. Example: */
+ /* */
+ /* x_ppem = 14 */
+ /* y_ppem = 10 */
+ /* */
+ /* We choose ppem = x_ppem = 14 as the CVT scaling size. All cvt */
+ /* entries are scaled to it. */
+ /* */
+ /* x_ratio = 1.0 */
+ /* y_ratio = y_ppem/ppem (< 1.0) */
+ /* */
+ /* We compute the current ratio like: */
+ /* */
+ /* - If projVector is horizontal, */
+ /* ratio = x_ratio = 1.0 */
+ /* */
+ /* - if projVector is vertical, */
+ /* ratio = y_ratio */
+ /* */
+ /* - else, */
+ /* ratio = sqrt( (proj.x * x_ratio) ^ 2 + (proj.y * y_ratio) ^ 2 ) */
+ /* */
+ /* Reading a cvt value returns */
+ /* ratio * cvt[index] */
+ /* */
+ /* Writing a cvt value in pixels: */
+ /* cvt[index] / ratio */
+ /* */
+ /* The current ppem is simply */
+ /* ratio * ppem */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* Metrics used by the TrueType size and context objects. */
+ /* */
+ typedef struct TT_Size_Metrics_
+ {
+ /* for non-square pixels */
+ FT_Long x_ratio;
+ FT_Long y_ratio;
+
+ FT_UShort ppem; /* maximum ppem size */
+ FT_Long ratio; /* current ratio */
+ FT_Fixed scale;
+
+ FT_F26Dot6 compensations[4]; /* device-specific compensations */
+
+ FT_Bool valid;
+
+ FT_Bool rotated; /* `is the glyph rotated?'-flag */
+ FT_Bool stretched; /* `is the glyph stretched?'-flag */
+
+ } TT_Size_Metrics;
+
+
+ /*************************************************************************/
+ /* */
+ /* TrueType size class. */
+ /* */
+ typedef struct TT_SizeRec_
+ {
+ FT_SizeRec root;
+
+ /* we have our own copy of metrics so that we can modify */
+ /* it without affecting auto-hinting (when used) */
+ FT_Size_Metrics metrics;
+
+ TT_Size_Metrics ttmetrics;
+
+ FT_ULong strike_index; /* 0xFFFFFFFF to indicate invalid */
+
+#ifdef TT_USE_BYTECODE_INTERPRETER
+
+ FT_UInt num_function_defs; /* number of function definitions */
+ FT_UInt max_function_defs;
+ TT_DefArray function_defs; /* table of function definitions */
+
+ FT_UInt num_instruction_defs; /* number of ins. definitions */
+ FT_UInt max_instruction_defs;
+ TT_DefArray instruction_defs; /* table of ins. definitions */
+
+ FT_UInt max_func;
+ FT_UInt max_ins;
+
+ TT_CodeRangeTable codeRangeTable;
+
+ TT_GraphicsState GS;
+
+ FT_ULong cvt_size; /* the scaled control value table */
+ FT_Long* cvt;
+
+ FT_UShort storage_size; /* The storage area is now part of */
+ FT_Long* storage; /* the instance */
+
+ TT_GlyphZoneRec twilight; /* The instance's twilight zone */
+
+ /* debugging variables */
+
+ /* When using the debugger, we must keep the */
+ /* execution context tied to the instance */
+ /* object rather than asking it on demand. */
+
+ FT_Bool debug;
+ TT_ExecContext context;
+
+ FT_Bool bytecode_ready;
+ FT_Bool cvt_ready;
+
+#endif /* TT_USE_BYTECODE_INTERPRETER */
+
+ } TT_SizeRec;
+
+
+ /*************************************************************************/
+ /* */
+ /* TrueType driver class. */
+ /* */
+ typedef struct TT_DriverRec_
+ {
+ FT_DriverRec root;
+ TT_ExecContext context; /* execution context */
+ TT_GlyphZoneRec zone; /* glyph loader points zone */
+
+ void* extension_component;
+
+ } TT_DriverRec;
+
+
+ /* Note: All of the functions below (except tt_size_reset()) are used */
+ /* as function pointers in a FT_Driver_ClassRec. Therefore their */
+ /* parameters are of types FT_Face, FT_Size, etc., rather than TT_Face, */
+ /* TT_Size, etc., so that the compiler can confirm that the types and */
+ /* number of parameters are correct. In all cases the FT_xxx types are */
+ /* cast to their TT_xxx counterparts inside the functions since FreeType */
+ /* will always use the TT driver to create them. */
+
+
+ /*************************************************************************/
+ /* */
+ /* Face functions */
+ /* */
+ FT_LOCAL( FT_Error )
+ tt_face_init( FT_Stream stream,
+ FT_Face ttface, /* TT_Face */
+ FT_Int face_index,
+ FT_Int num_params,
+ FT_Parameter* params );
+
+ FT_LOCAL( void )
+ tt_face_done( FT_Face ttface ); /* TT_Face */
+
+
+ /*************************************************************************/
+ /* */
+ /* Size functions */
+ /* */
+ FT_LOCAL( FT_Error )
+ tt_size_init( FT_Size ttsize ); /* TT_Size */
+
+ FT_LOCAL( void )
+ tt_size_done( FT_Size ttsize ); /* TT_Size */
+
+#ifdef TT_USE_BYTECODE_INTERPRETER
+
+ FT_LOCAL( FT_Error )
+ tt_size_run_fpgm( TT_Size size,
+ FT_Bool pedantic );
+
+ FT_LOCAL( FT_Error )
+ tt_size_run_prep( TT_Size size,
+ FT_Bool pedantic );
+
+ FT_LOCAL( FT_Error )
+ tt_size_ready_bytecode( TT_Size size,
+ FT_Bool pedantic );
+
+#endif /* TT_USE_BYTECODE_INTERPRETER */
+
+ FT_LOCAL( FT_Error )
+ tt_size_reset( TT_Size size );
+
+
+ /*************************************************************************/
+ /* */
+ /* Driver functions */
+ /* */
+ FT_LOCAL( FT_Error )
+ tt_driver_init( FT_Module ttdriver ); /* TT_Driver */
+
+ FT_LOCAL( void )
+ tt_driver_done( FT_Module ttdriver ); /* TT_Driver */
+
+
+ /*************************************************************************/
+ /* */
+ /* Slot functions */
+ /* */
+ FT_LOCAL( FT_Error )
+ tt_slot_init( FT_GlyphSlot slot );
+
+
+FT_END_HEADER
+
+#endif /* __TTOBJS_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ttpic.c */
+/* */
+/* The FreeType position independent code services for truetype module. */
+/* */
+/* Copyright 2009, 2010 by */
+/* Oran Agra and Mickey Gabel. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+#include FT_INTERNAL_OBJECTS_H
+#include "ttpic.h"
+#include "tterrors.h"
+
+#ifdef FT_CONFIG_OPTION_PIC
+
+ /* forward declaration of PIC init functions from ttdriver.c */
+ FT_Error
+ FT_Create_Class_tt_services( FT_Library library,
+ FT_ServiceDescRec** output_class );
+
+ void
+ FT_Destroy_Class_tt_services( FT_Library library,
+ FT_ServiceDescRec* clazz );
+
+ void
+ FT_Init_Class_tt_service_gx_multi_masters(
+ FT_Service_MultiMastersRec* sv_mm );
+
+ void
+ FT_Init_Class_tt_service_truetype_glyf(
+ FT_Service_TTGlyfRec* sv_ttglyf );
+
+ void
+ tt_driver_class_pic_free( FT_Library library )
+ {
+ FT_PIC_Container* pic_container = &library->pic_container;
+ FT_Memory memory = library->memory;
+
+
+ if ( pic_container->truetype )
+ {
+ TTModulePIC* container = (TTModulePIC*)pic_container->truetype;
+
+
+ if ( container->tt_services )
+ FT_Destroy_Class_tt_services( library, container->tt_services );
+ container->tt_services = NULL;
+ FT_FREE( container );
+ pic_container->truetype = NULL;
+ }
+ }
+
+
+ FT_Error
+ tt_driver_class_pic_init( FT_Library library )
+ {
+ FT_PIC_Container* pic_container = &library->pic_container;
+ FT_Error error = TT_Err_Ok;
+ TTModulePIC* container;
+ FT_Memory memory = library->memory;
+
+
+ /* allocate pointer, clear and set global container pointer */
+ if ( FT_ALLOC ( container, sizeof ( *container ) ) )
+ return error;
+ FT_MEM_SET( container, 0, sizeof ( *container ) );
+ pic_container->truetype = container;
+
+ /* initialize pointer table - this is how the module usually expects this data */
+ error = FT_Create_Class_tt_services( library,
+ &container->tt_services );
+ if ( error )
+ goto Exit;
+#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
+ FT_Init_Class_tt_service_gx_multi_masters(
+ &container->tt_service_gx_multi_masters );
+#endif
+ FT_Init_Class_tt_service_truetype_glyf(
+ &container->tt_service_truetype_glyf );
+Exit:
+ if ( error )
+ tt_driver_class_pic_free( library );
+ return error;
+ }
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ttpic.h */
+/* */
+/* The FreeType position independent code services for truetype module. */
+/* */
+/* Copyright 2009 by */
+/* Oran Agra and Mickey Gabel. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __TTPIC_H__
+#define __TTPIC_H__
+
+
+FT_BEGIN_HEADER
+
+#ifndef FT_CONFIG_OPTION_PIC
+#define FT_TT_SERVICES_GET tt_services
+#define FT_TT_SERVICE_GX_MULTI_MASTERS_GET tt_service_gx_multi_masters
+#define FT_TT_SERVICE_TRUETYPE_GLYF_GET tt_service_truetype_glyf
+
+#else /* FT_CONFIG_OPTION_PIC */
+
+#include FT_MULTIPLE_MASTERS_H
+#include FT_SERVICE_MULTIPLE_MASTERS_H
+#include FT_SERVICE_TRUETYPE_GLYF_H
+
+ typedef struct TTModulePIC_
+ {
+ FT_ServiceDescRec* tt_services;
+#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
+ FT_Service_MultiMastersRec tt_service_gx_multi_masters;
+#endif
+ FT_Service_TTGlyfRec tt_service_truetype_glyf;
+ } TTModulePIC;
+
+#define GET_PIC(lib) ((TTModulePIC*)((lib)->pic_container.truetype))
+#define FT_TT_SERVICES_GET (GET_PIC(library)->tt_services)
+#define FT_TT_SERVICE_GX_MULTI_MASTERS_GET (GET_PIC(library)->tt_service_gx_multi_masters)
+#define FT_TT_SERVICE_TRUETYPE_GLYF_GET (GET_PIC(library)->tt_service_truetype_glyf)
+
+ /* see ttpic.c for the implementation */
+ void
+ tt_driver_class_pic_free( FT_Library library );
+
+ FT_Error
+ tt_driver_class_pic_init( FT_Library library );
+
+#endif /* FT_CONFIG_OPTION_PIC */
+
+ /* */
+
+FT_END_HEADER
+
+#endif /* __TTPIC_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ttpload.c */
+/* */
+/* TrueType-specific tables loader (body). */
+/* */
+/* Copyright 1996-2002, 2004-2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_OBJECTS_H
+#include FT_INTERNAL_STREAM_H
+#include FT_TRUETYPE_TAGS_H
+
+#include "ttpload.h"
+
+#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
+#include "ttgxvar.h"
+#endif
+
+#include "tterrors.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_ttpload
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_face_load_loca */
+ /* */
+ /* <Description> */
+ /* Load the locations table. */
+ /* */
+ /* <InOut> */
+ /* face :: A handle to the target face object. */
+ /* */
+ /* <Input> */
+ /* stream :: The input stream. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ tt_face_load_loca( TT_Face face,
+ FT_Stream stream )
+ {
+ FT_Error error;
+ FT_ULong table_len;
+ FT_Int shift;
+
+
+ /* we need the size of the `glyf' table for malformed `loca' tables */
+ error = face->goto_table( face, TTAG_glyf, stream, &face->glyf_len );
+
+ /* it is possible that a font doesn't have a glyf table at all */
+ /* or its size is zero */
+ if ( error == TT_Err_Table_Missing )
+ face->glyf_len = 0;
+ else if ( error )
+ goto Exit;
+
+ FT_TRACE2(( "Locations " ));
+ error = face->goto_table( face, TTAG_loca, stream, &table_len );
+ if ( error )
+ {
+ error = TT_Err_Locations_Missing;
+ goto Exit;
+ }
+
+ if ( face->header.Index_To_Loc_Format != 0 )
+ {
+ shift = 2;
+
+ if ( table_len >= 0x40000L )
+ {
+ FT_TRACE2(( "table too large\n" ));
+ error = TT_Err_Invalid_Table;
+ goto Exit;
+ }
+ face->num_locations = table_len >> shift;
+ }
+ else
+ {
+ shift = 1;
+
+ if ( table_len >= 0x20000L )
+ {
+ FT_TRACE2(( "table too large\n" ));
+ error = TT_Err_Invalid_Table;
+ goto Exit;
+ }
+ face->num_locations = table_len >> shift;
+ }
+
+ if ( face->num_locations != (FT_ULong)face->root.num_glyphs + 1 )
+ {
+ FT_TRACE2(( "glyph count mismatch! loca: %d, maxp: %d\n",
+ face->num_locations - 1, face->root.num_glyphs ));
+
+ /* we only handle the case where `maxp' gives a larger value */
+ if ( face->num_locations <= (FT_ULong)face->root.num_glyphs )
+ {
+ FT_Long new_loca_len =
+ ( (FT_Long)( face->root.num_glyphs ) + 1 ) << shift;
+
+ TT_Table entry = face->dir_tables;
+ TT_Table limit = entry + face->num_tables;
+
+ FT_Long pos = FT_Stream_Pos( stream );
+ FT_Long dist = 0x7FFFFFFFL;
+
+
+ /* compute the distance to next table in font file */
+ for ( ; entry < limit; entry++ )
+ {
+ FT_Long diff = entry->Offset - pos;
+
+
+ if ( diff > 0 && diff < dist )
+ dist = diff;
+ }
+
+ if ( entry == limit )
+ {
+ /* `loca' is the last table */
+ dist = stream->size - pos;
+ }
+
+ if ( new_loca_len <= dist )
+ {
+ face->num_locations = face->root.num_glyphs + 1;
+ table_len = new_loca_len;
+
+ FT_TRACE2(( "adjusting num_locations to %d\n",
+ face->num_locations ));
+ }
+ }
+ }
+
+ /*
+ * Extract the frame. We don't need to decompress it since
+ * we are able to parse it directly.
+ */
+ if ( FT_FRAME_EXTRACT( table_len, face->glyph_locations ) )
+ goto Exit;
+
+ FT_TRACE2(( "loaded\n" ));
+
+ Exit:
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( FT_ULong )
+ tt_face_get_location( TT_Face face,
+ FT_UInt gindex,
+ FT_UInt *asize )
+ {
+ FT_ULong pos1, pos2;
+ FT_Byte* p;
+ FT_Byte* p_limit;
+
+
+ pos1 = pos2 = 0;
+
+ if ( gindex < face->num_locations )
+ {
+ if ( face->header.Index_To_Loc_Format != 0 )
+ {
+ p = face->glyph_locations + gindex * 4;
+ p_limit = face->glyph_locations + face->num_locations * 4;
+
+ pos1 = FT_NEXT_ULONG( p );
+ pos2 = pos1;
+
+ if ( p + 4 <= p_limit )
+ pos2 = FT_NEXT_ULONG( p );
+ }
+ else
+ {
+ p = face->glyph_locations + gindex * 2;
+ p_limit = face->glyph_locations + face->num_locations * 2;
+
+ pos1 = FT_NEXT_USHORT( p );
+ pos2 = pos1;
+
+ if ( p + 2 <= p_limit )
+ pos2 = FT_NEXT_USHORT( p );
+
+ pos1 <<= 1;
+ pos2 <<= 1;
+ }
+ }
+
+ /* Check broken location data */
+ if ( pos1 > face->glyf_len )
+ {
+ FT_TRACE1(( "tt_face_get_location:"
+ " too large offset=0x%08lx found for gid=0x%04lx,"
+ " exceeding the end of glyf table (0x%08lx)\n",
+ pos1, gindex, face->glyf_len ));
+ *asize = 0;
+ return 0;
+ }
+
+ if ( pos2 > face->glyf_len )
+ {
+ FT_TRACE1(( "tt_face_get_location:"
+ " too large offset=0x%08lx found for gid=0x%04lx,"
+ " truncate at the end of glyf table (0x%08lx)\n",
+ pos2, gindex + 1, face->glyf_len ));
+ pos2 = face->glyf_len;
+ }
+
+ /* The `loca' table must be ordered; it refers to the length of */
+ /* an entry as the difference between the current and the next */
+ /* position. However, there do exist (malformed) fonts which */
+ /* don't obey this rule, so we are only able to provide an */
+ /* upper bound for the size. */
+ /* */
+ /* We get (intentionally) a wrong, non-zero result in case the */
+ /* `glyf' table is missing. */
+ if ( pos2 >= pos1 )
+ *asize = (FT_UInt)( pos2 - pos1 );
+ else
+ *asize = (FT_UInt)( face->glyf_len - pos1 );
+
+ return pos1;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ tt_face_done_loca( TT_Face face )
+ {
+ FT_Stream stream = face->root.stream;
+
+
+ FT_FRAME_RELEASE( face->glyph_locations );
+ face->num_locations = 0;
+ }
+
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_face_load_cvt */
+ /* */
+ /* <Description> */
+ /* Load the control value table into a face object. */
+ /* */
+ /* <InOut> */
+ /* face :: A handle to the target face object. */
+ /* */
+ /* <Input> */
+ /* stream :: A handle to the input stream. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ tt_face_load_cvt( TT_Face face,
+ FT_Stream stream )
+ {
+#ifdef TT_USE_BYTECODE_INTERPRETER
+
+ FT_Error error;
+ FT_Memory memory = stream->memory;
+ FT_ULong table_len;
+
+
+ FT_TRACE2(( "CVT " ));
+
+ error = face->goto_table( face, TTAG_cvt, stream, &table_len );
+ if ( error )
+ {
+ FT_TRACE2(( "is missing\n" ));
+
+ face->cvt_size = 0;
+ face->cvt = NULL;
+ error = TT_Err_Ok;
+
+ goto Exit;
+ }
+
+ face->cvt_size = table_len / 2;
+
+ if ( FT_NEW_ARRAY( face->cvt, face->cvt_size ) )
+ goto Exit;
+
+ if ( FT_FRAME_ENTER( face->cvt_size * 2L ) )
+ goto Exit;
+
+ {
+ FT_Short* cur = face->cvt;
+ FT_Short* limit = cur + face->cvt_size;
+
+
+ for ( ; cur < limit; cur++ )
+ *cur = FT_GET_SHORT();
+ }
+
+ FT_FRAME_EXIT();
+ FT_TRACE2(( "loaded\n" ));
+
+#ifdef TT_CONFIG_OPTION_GX_VAR_SUPPORT
+ if ( face->doblend )
+ error = tt_face_vary_cvt( face, stream );
+#endif
+
+ Exit:
+ return error;
+
+#else /* !TT_USE_BYTECODE_INTERPRETER */
+
+ FT_UNUSED( face );
+ FT_UNUSED( stream );
+
+ return TT_Err_Ok;
+
+#endif
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_face_load_fpgm */
+ /* */
+ /* <Description> */
+ /* Load the font program. */
+ /* */
+ /* <InOut> */
+ /* face :: A handle to the target face object. */
+ /* */
+ /* <Input> */
+ /* stream :: A handle to the input stream. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ tt_face_load_fpgm( TT_Face face,
+ FT_Stream stream )
+ {
+#ifdef TT_USE_BYTECODE_INTERPRETER
+
+ FT_Error error;
+ FT_ULong table_len;
+
+
+ FT_TRACE2(( "Font program " ));
+
+ /* The font program is optional */
+ error = face->goto_table( face, TTAG_fpgm, stream, &table_len );
+ if ( error )
+ {
+ face->font_program = NULL;
+ face->font_program_size = 0;
+ error = TT_Err_Ok;
+
+ FT_TRACE2(( "is missing\n" ));
+ }
+ else
+ {
+ face->font_program_size = table_len;
+ if ( FT_FRAME_EXTRACT( table_len, face->font_program ) )
+ goto Exit;
+
+ FT_TRACE2(( "loaded, %12d bytes\n", face->font_program_size ));
+ }
+
+ Exit:
+ return error;
+
+#else /* !TT_USE_BYTECODE_INTERPRETER */
+
+ FT_UNUSED( face );
+ FT_UNUSED( stream );
+
+ return TT_Err_Ok;
+
+#endif
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_face_load_prep */
+ /* */
+ /* <Description> */
+ /* Load the cvt program. */
+ /* */
+ /* <InOut> */
+ /* face :: A handle to the target face object. */
+ /* */
+ /* <Input> */
+ /* stream :: A handle to the input stream. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ tt_face_load_prep( TT_Face face,
+ FT_Stream stream )
+ {
+#ifdef TT_USE_BYTECODE_INTERPRETER
+
+ FT_Error error;
+ FT_ULong table_len;
+
+
+ FT_TRACE2(( "Prep program " ));
+
+ error = face->goto_table( face, TTAG_prep, stream, &table_len );
+ if ( error )
+ {
+ face->cvt_program = NULL;
+ face->cvt_program_size = 0;
+ error = TT_Err_Ok;
+
+ FT_TRACE2(( "is missing\n" ));
+ }
+ else
+ {
+ face->cvt_program_size = table_len;
+ if ( FT_FRAME_EXTRACT( table_len, face->cvt_program ) )
+ goto Exit;
+
+ FT_TRACE2(( "loaded, %12d bytes\n", face->cvt_program_size ));
+ }
+
+ Exit:
+ return error;
+
+#else /* !TT_USE_BYTECODE_INTERPRETER */
+
+ FT_UNUSED( face );
+ FT_UNUSED( stream );
+
+ return TT_Err_Ok;
+
+#endif
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* tt_face_load_hdmx */
+ /* */
+ /* <Description> */
+ /* Load the `hdmx' table into the face object. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the target face object. */
+ /* */
+ /* stream :: A handle to the input stream. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+
+ FT_LOCAL_DEF( FT_Error )
+ tt_face_load_hdmx( TT_Face face,
+ FT_Stream stream )
+ {
+ FT_Error error;
+ FT_Memory memory = stream->memory;
+ FT_UInt version, nn, num_records;
+ FT_ULong table_size, record_size;
+ FT_Byte* p;
+ FT_Byte* limit;
+
+
+ /* this table is optional */
+ error = face->goto_table( face, TTAG_hdmx, stream, &table_size );
+ if ( error || table_size < 8 )
+ return TT_Err_Ok;
+
+ if ( FT_FRAME_EXTRACT( table_size, face->hdmx_table ) )
+ goto Exit;
+
+ p = face->hdmx_table;
+ limit = p + table_size;
+
+ version = FT_NEXT_USHORT( p );
+ num_records = FT_NEXT_USHORT( p );
+ record_size = FT_NEXT_ULONG( p );
+
+ /* The maximum number of bytes in an hdmx device record is the */
+ /* maximum number of glyphs + 2; this is 0xFFFF + 2; this is */
+ /* the reason why `record_size' is a long (which we read as */
+ /* unsigned long for convenience). In practice, two bytes */
+ /* sufficient to hold the size value. */
+ /* */
+ /* There are at least two fonts, HANNOM-A and HANNOM-B version */
+ /* 2.0 (2005), which get this wrong: The upper two bytes of */
+ /* the size value are set to 0xFF instead of 0x00. We catch */
+ /* and fix this. */
+
+ if ( record_size >= 0xFFFF0000UL )
+ record_size &= 0xFFFFU;
+
+ /* The limit for `num_records' is a heuristic value. */
+
+ if ( version != 0 || num_records > 255 || record_size > 0x10001L )
+ {
+ error = TT_Err_Invalid_File_Format;
+ goto Fail;
+ }
+
+ if ( FT_NEW_ARRAY( face->hdmx_record_sizes, num_records ) )
+ goto Fail;
+
+ for ( nn = 0; nn < num_records; nn++ )
+ {
+ if ( p + record_size > limit )
+ break;
+
+ face->hdmx_record_sizes[nn] = p[0];
+ p += record_size;
+ }
+
+ face->hdmx_record_count = nn;
+ face->hdmx_table_size = table_size;
+ face->hdmx_record_size = record_size;
+
+ Exit:
+ return error;
+
+ Fail:
+ FT_FRAME_RELEASE( face->hdmx_table );
+ face->hdmx_table_size = 0;
+ goto Exit;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ tt_face_free_hdmx( TT_Face face )
+ {
+ FT_Stream stream = face->root.stream;
+ FT_Memory memory = stream->memory;
+
+
+ FT_FREE( face->hdmx_record_sizes );
+ FT_FRAME_RELEASE( face->hdmx_table );
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* Return the advance width table for a given pixel size if it is found */
+ /* in the font's `hdmx' table (if any). */
+ /* */
+ FT_LOCAL_DEF( FT_Byte* )
+ tt_face_get_device_metrics( TT_Face face,
+ FT_UInt ppem,
+ FT_UInt gindex )
+ {
+ FT_UInt nn;
+ FT_Byte* result = NULL;
+ FT_ULong record_size = face->hdmx_record_size;
+ FT_Byte* record = face->hdmx_table + 8;
+
+
+ for ( nn = 0; nn < face->hdmx_record_count; nn++ )
+ if ( face->hdmx_record_sizes[nn] == ppem )
+ {
+ gindex += 2;
+ if ( gindex < record_size )
+ result = record + nn * record_size + gindex;
+ break;
+ }
+
+ return result;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* ttpload.h */
+/* */
+/* TrueType-specific tables loader (specification). */
+/* */
+/* Copyright 1996-2001, 2002, 2005, 2006 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __TTPLOAD_H__
+#define __TTPLOAD_H__
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_TRUETYPE_TYPES_H
+
+
+FT_BEGIN_HEADER
+
+
+ FT_LOCAL( FT_Error )
+ tt_face_load_loca( TT_Face face,
+ FT_Stream stream );
+
+ FT_LOCAL( FT_ULong )
+ tt_face_get_location( TT_Face face,
+ FT_UInt gindex,
+ FT_UInt *asize );
+
+ FT_LOCAL( void )
+ tt_face_done_loca( TT_Face face );
+
+ FT_LOCAL( FT_Error )
+ tt_face_load_cvt( TT_Face face,
+ FT_Stream stream );
+
+ FT_LOCAL( FT_Error )
+ tt_face_load_fpgm( TT_Face face,
+ FT_Stream stream );
+
+
+ FT_LOCAL( FT_Error )
+ tt_face_load_prep( TT_Face face,
+ FT_Stream stream );
+
+
+ FT_LOCAL( FT_Error )
+ tt_face_load_hdmx( TT_Face face,
+ FT_Stream stream );
+
+
+ FT_LOCAL( void )
+ tt_face_free_hdmx( TT_Face face );
+
+
+ FT_LOCAL( FT_Byte* )
+ tt_face_get_device_metrics( TT_Face face,
+ FT_UInt ppem,
+ FT_UInt gindex );
+
+FT_END_HEADER
+
+#endif /* __TTPLOAD_H__ */
+
+
+/* END */
--- /dev/null
+# FreeType 2 src/type1 Jamfile
+#
+# Copyright 2001 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+SubDir FT2_TOP $(FT2_SRC_DIR) type1 ;
+
+{
+ local _sources ;
+
+ if $(FT2_MULTI)
+ {
+ _sources = t1afm t1driver t1objs t1load t1gload t1parse ;
+ }
+ else
+ {
+ _sources = type1 ;
+ }
+
+ Library $(FT2_LIB) : $(_sources).c ;
+}
+
+# end of src/type1 Jamfile
--- /dev/null
+#
+# FreeType 2 Type1 module definition
+#
+
+
+# Copyright 1996-2000, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+FTMODULE_H_COMMANDS += TYPE1_DRIVER
+
+define TYPE1_DRIVER
+$(OPEN_DRIVER) FT_Driver_ClassRec, t1_driver_class $(CLOSE_DRIVER)
+$(ECHO_DRIVER)type1 $(ECHO_DRIVER_DESC)Postscript font files with extension *.pfa or *.pfb$(ECHO_DRIVER_DONE)
+endef
+
+# EOF
--- /dev/null
+#
+# FreeType 2 Type1 driver configuration rules
+#
+
+
+# Copyright 1996-2000, 2001, 2003 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# Type1 driver directory
+#
+T1_DIR := $(SRC_DIR)/type1
+
+
+# compilation flags for the driver
+#
+T1_COMPILE := $(FT_COMPILE) $I$(subst /,$(COMPILER_SEP),$(T1_DIR))
+
+
+# Type1 driver sources (i.e., C files)
+#
+T1_DRV_SRC := $(T1_DIR)/t1parse.c \
+ $(T1_DIR)/t1load.c \
+ $(T1_DIR)/t1driver.c \
+ $(T1_DIR)/t1afm.c \
+ $(T1_DIR)/t1gload.c \
+ $(T1_DIR)/t1objs.c
+
+# Type1 driver headers
+#
+T1_DRV_H := $(T1_DRV_SRC:%.c=%.h) \
+ $(T1_DIR)/t1tokens.h \
+ $(T1_DIR)/t1errors.h
+
+
+# Type1 driver object(s)
+#
+# T1_DRV_OBJ_M is used during `multi' builds
+# T1_DRV_OBJ_S is used during `single' builds
+#
+T1_DRV_OBJ_M := $(T1_DRV_SRC:$(T1_DIR)/%.c=$(OBJ_DIR)/%.$O)
+T1_DRV_OBJ_S := $(OBJ_DIR)/type1.$O
+
+# Type1 driver source file for single build
+#
+T1_DRV_SRC_S := $(T1_DIR)/type1.c
+
+
+# Type1 driver - single object
+#
+$(T1_DRV_OBJ_S): $(T1_DRV_SRC_S) $(T1_DRV_SRC) $(FREETYPE_H) $(T1_DRV_H)
+ $(T1_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $(T1_DRV_SRC_S))
+
+
+# Type1 driver - multiple objects
+#
+$(OBJ_DIR)/%.$O: $(T1_DIR)/%.c $(FREETYPE_H) $(T1_DRV_H)
+ $(T1_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $<)
+
+
+# update main driver object lists
+#
+DRV_OBJS_S += $(T1_DRV_OBJ_S)
+DRV_OBJS_M += $(T1_DRV_OBJ_M)
+
+
+# EOF
--- /dev/null
+/***************************************************************************/
+/* */
+/* t1afm.c */
+/* */
+/* AFM support for Type 1 fonts (body). */
+/* */
+/* Copyright 1996-2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include "t1afm.h"
+#include "t1errors.h"
+#include FT_INTERNAL_STREAM_H
+#include FT_INTERNAL_POSTSCRIPT_AUX_H
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_t1afm
+
+
+ FT_LOCAL_DEF( void )
+ T1_Done_Metrics( FT_Memory memory,
+ AFM_FontInfo fi )
+ {
+ FT_FREE( fi->KernPairs );
+ fi->NumKernPair = 0;
+
+ FT_FREE( fi->TrackKerns );
+ fi->NumTrackKern = 0;
+
+ FT_FREE( fi );
+ }
+
+
+ /* read a glyph name and return the equivalent glyph index */
+ static FT_Int
+ t1_get_index( const char* name,
+ FT_Offset len,
+ void* user_data )
+ {
+ T1_Font type1 = (T1_Font)user_data;
+ FT_Int n;
+
+
+ /* PS string/name length must be < 16-bit */
+ if ( len > 0xFFFFU )
+ return 0;
+
+ for ( n = 0; n < type1->num_glyphs; n++ )
+ {
+ char* gname = (char*)type1->glyph_names[n];
+
+
+ if ( gname && gname[0] == name[0] &&
+ ft_strlen( gname ) == len &&
+ ft_strncmp( gname, name, len ) == 0 )
+ return n;
+ }
+
+ return 0;
+ }
+
+
+#undef KERN_INDEX
+#define KERN_INDEX( g1, g2 ) ( ( (FT_ULong)(g1) << 16 ) | (g2) )
+
+
+ /* compare two kerning pairs */
+ FT_CALLBACK_DEF( int )
+ compare_kern_pairs( const void* a,
+ const void* b )
+ {
+ AFM_KernPair pair1 = (AFM_KernPair)a;
+ AFM_KernPair pair2 = (AFM_KernPair)b;
+
+ FT_ULong index1 = KERN_INDEX( pair1->index1, pair1->index2 );
+ FT_ULong index2 = KERN_INDEX( pair2->index1, pair2->index2 );
+
+
+ if ( index1 > index2 )
+ return 1;
+ else if ( index1 < index2 )
+ return -1;
+ else
+ return 0;
+ }
+
+
+ /* parse a PFM file -- for now, only read the kerning pairs */
+ static FT_Error
+ T1_Read_PFM( FT_Face t1_face,
+ FT_Stream stream,
+ AFM_FontInfo fi )
+ {
+ FT_Error error = T1_Err_Ok;
+ FT_Memory memory = stream->memory;
+ FT_Byte* start;
+ FT_Byte* limit;
+ FT_Byte* p;
+ AFM_KernPair kp;
+ FT_Int width_table_length;
+ FT_CharMap oldcharmap;
+ FT_CharMap charmap;
+ FT_Int n;
+
+
+ start = (FT_Byte*)stream->cursor;
+ limit = (FT_Byte*)stream->limit;
+ p = start;
+
+ /* Figure out how long the width table is. */
+ /* This info is a little-endian short at offset 99. */
+ p = start + 99;
+ if ( p + 2 > limit )
+ {
+ error = T1_Err_Unknown_File_Format;
+ goto Exit;
+ }
+ width_table_length = FT_PEEK_USHORT_LE( p );
+
+ p += 18 + width_table_length;
+ if ( p + 0x12 > limit || FT_PEEK_USHORT_LE( p ) < 0x12 )
+ /* extension table is probably optional */
+ goto Exit;
+
+ /* Kerning offset is 14 bytes from start of extensions table. */
+ p += 14;
+ p = start + FT_PEEK_ULONG_LE( p );
+
+ if ( p == start )
+ /* zero offset means no table */
+ goto Exit;
+
+ if ( p + 2 > limit )
+ {
+ error = T1_Err_Unknown_File_Format;
+ goto Exit;
+ }
+
+ fi->NumKernPair = FT_PEEK_USHORT_LE( p );
+ p += 2;
+ if ( p + 4 * fi->NumKernPair > limit )
+ {
+ error = T1_Err_Unknown_File_Format;
+ goto Exit;
+ }
+
+ /* Actually, kerning pairs are simply optional! */
+ if ( fi->NumKernPair == 0 )
+ goto Exit;
+
+ /* allocate the pairs */
+ if ( FT_QNEW_ARRAY( fi->KernPairs, fi->NumKernPair ) )
+ goto Exit;
+
+ /* now, read each kern pair */
+ kp = fi->KernPairs;
+ limit = p + 4 * fi->NumKernPair;
+
+ /* PFM kerning data are stored by encoding rather than glyph index, */
+ /* so find the PostScript charmap of this font and install it */
+ /* temporarily. If we find no PostScript charmap, then just use */
+ /* the default and hope it is the right one. */
+ oldcharmap = t1_face->charmap;
+ charmap = NULL;
+
+ for ( n = 0; n < t1_face->num_charmaps; n++ )
+ {
+ charmap = t1_face->charmaps[n];
+ /* check against PostScript pseudo platform */
+ if ( charmap->platform_id == 7 )
+ {
+ error = FT_Set_Charmap( t1_face, charmap );
+ if ( error )
+ goto Exit;
+ break;
+ }
+ }
+
+ /* Kerning info is stored as: */
+ /* */
+ /* encoding of first glyph (1 byte) */
+ /* encoding of second glyph (1 byte) */
+ /* offset (little-endian short) */
+ for ( ; p < limit ; p += 4 )
+ {
+ kp->index1 = FT_Get_Char_Index( t1_face, p[0] );
+ kp->index2 = FT_Get_Char_Index( t1_face, p[1] );
+
+ kp->x = (FT_Int)FT_PEEK_SHORT_LE(p + 2);
+ kp->y = 0;
+
+ kp++;
+ }
+
+ if ( oldcharmap != NULL )
+ error = FT_Set_Charmap( t1_face, oldcharmap );
+ if ( error )
+ goto Exit;
+
+ /* now, sort the kern pairs according to their glyph indices */
+ ft_qsort( fi->KernPairs, fi->NumKernPair, sizeof ( AFM_KernPairRec ),
+ compare_kern_pairs );
+
+ Exit:
+ if ( error )
+ {
+ FT_FREE( fi->KernPairs );
+ fi->NumKernPair = 0;
+ }
+
+ return error;
+ }
+
+
+ /* parse a metrics file -- either AFM or PFM depending on what */
+ /* it turns out to be */
+ FT_LOCAL_DEF( FT_Error )
+ T1_Read_Metrics( FT_Face t1_face,
+ FT_Stream stream )
+ {
+ PSAux_Service psaux;
+ FT_Memory memory = stream->memory;
+ AFM_ParserRec parser;
+ AFM_FontInfo fi = NULL;
+ FT_Error error = T1_Err_Unknown_File_Format;
+ T1_Font t1_font = &( (T1_Face)t1_face )->type1;
+
+
+ if ( FT_NEW( fi ) ||
+ FT_FRAME_ENTER( stream->size ) )
+ goto Exit;
+
+ fi->FontBBox = t1_font->font_bbox;
+ fi->Ascender = t1_font->font_bbox.yMax;
+ fi->Descender = t1_font->font_bbox.yMin;
+
+ psaux = (PSAux_Service)( (T1_Face)t1_face )->psaux;
+ if ( psaux->afm_parser_funcs )
+ {
+ error = psaux->afm_parser_funcs->init( &parser,
+ stream->memory,
+ stream->cursor,
+ stream->limit );
+
+ if ( !error )
+ {
+ parser.FontInfo = fi;
+ parser.get_index = t1_get_index;
+ parser.user_data = t1_font;
+
+ error = psaux->afm_parser_funcs->parse( &parser );
+ psaux->afm_parser_funcs->done( &parser );
+ }
+ }
+
+ if ( error == T1_Err_Unknown_File_Format )
+ {
+ FT_Byte* start = stream->cursor;
+
+
+ /* MS Windows allows versions up to 0x3FF without complaining */
+ if ( stream->size > 6 &&
+ start[1] < 4 &&
+ FT_PEEK_ULONG_LE( start + 2 ) == stream->size )
+ error = T1_Read_PFM( t1_face, stream, fi );
+ }
+
+ if ( !error )
+ {
+ t1_font->font_bbox = fi->FontBBox;
+
+ t1_face->bbox.xMin = fi->FontBBox.xMin >> 16;
+ t1_face->bbox.yMin = fi->FontBBox.yMin >> 16;
+ /* no `U' suffix here to 0xFFFF! */
+ t1_face->bbox.xMax = ( fi->FontBBox.xMax + 0xFFFF ) >> 16;
+ t1_face->bbox.yMax = ( fi->FontBBox.yMax + 0xFFFF ) >> 16;
+
+ /* no `U' suffix here to 0x8000! */
+ t1_face->ascender = (FT_Short)( ( fi->Ascender + 0x8000 ) >> 16 );
+ t1_face->descender = (FT_Short)( ( fi->Descender + 0x8000 ) >> 16 );
+
+ if ( fi->NumKernPair )
+ {
+ t1_face->face_flags |= FT_FACE_FLAG_KERNING;
+ ( (T1_Face)t1_face )->afm_data = fi;
+ fi = NULL;
+ }
+ }
+
+ FT_FRAME_EXIT();
+
+ Exit:
+ if ( fi != NULL )
+ T1_Done_Metrics( memory, fi );
+
+ return error;
+ }
+
+
+ /* find the kerning for a given glyph pair */
+ FT_LOCAL_DEF( void )
+ T1_Get_Kerning( AFM_FontInfo fi,
+ FT_UInt glyph1,
+ FT_UInt glyph2,
+ FT_Vector* kerning )
+ {
+ AFM_KernPair min, mid, max;
+ FT_ULong idx = KERN_INDEX( glyph1, glyph2 );
+
+
+ /* simple binary search */
+ min = fi->KernPairs;
+ max = min + fi->NumKernPair - 1;
+
+ while ( min <= max )
+ {
+ FT_ULong midi;
+
+
+ mid = min + ( max - min ) / 2;
+ midi = KERN_INDEX( mid->index1, mid->index2 );
+
+ if ( midi == idx )
+ {
+ kerning->x = mid->x;
+ kerning->y = mid->y;
+
+ return;
+ }
+
+ if ( midi < idx )
+ min = mid + 1;
+ else
+ max = mid - 1;
+ }
+
+ kerning->x = 0;
+ kerning->y = 0;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ T1_Get_Track_Kerning( FT_Face face,
+ FT_Fixed ptsize,
+ FT_Int degree,
+ FT_Fixed* kerning )
+ {
+ AFM_FontInfo fi = (AFM_FontInfo)( (T1_Face)face )->afm_data;
+ FT_Int i;
+
+
+ if ( !fi )
+ return T1_Err_Invalid_Argument;
+
+ for ( i = 0; i < fi->NumTrackKern; i++ )
+ {
+ AFM_TrackKern tk = fi->TrackKerns + i;
+
+
+ if ( tk->degree != degree )
+ continue;
+
+ if ( ptsize < tk->min_ptsize )
+ *kerning = tk->min_kern;
+ else if ( ptsize > tk->max_ptsize )
+ *kerning = tk->max_kern;
+ else
+ {
+ *kerning = FT_MulDiv( ptsize - tk->min_ptsize,
+ tk->max_kern - tk->min_kern,
+ tk->max_ptsize - tk->min_ptsize ) +
+ tk->min_kern;
+ }
+ }
+
+ return T1_Err_Ok;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* t1afm.h */
+/* */
+/* AFM support for Type 1 fonts (specification). */
+/* */
+/* Copyright 1996-2001, 2002, 2006 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __T1AFM_H__
+#define __T1AFM_H__
+
+#include <ft2build.h>
+#include "t1objs.h"
+#include FT_INTERNAL_TYPE1_TYPES_H
+
+FT_BEGIN_HEADER
+
+
+ FT_LOCAL( FT_Error )
+ T1_Read_Metrics( FT_Face face,
+ FT_Stream stream );
+
+ FT_LOCAL( void )
+ T1_Done_Metrics( FT_Memory memory,
+ AFM_FontInfo fi );
+
+ FT_LOCAL( void )
+ T1_Get_Kerning( AFM_FontInfo fi,
+ FT_UInt glyph1,
+ FT_UInt glyph2,
+ FT_Vector* kerning );
+
+ FT_LOCAL( FT_Error )
+ T1_Get_Track_Kerning( FT_Face face,
+ FT_Fixed ptsize,
+ FT_Int degree,
+ FT_Fixed* kerning );
+
+FT_END_HEADER
+
+#endif /* __T1AFM_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* t1driver.c */
+/* */
+/* Type 1 driver interface (body). */
+/* */
+/* Copyright 1996-2004, 2006, 2007, 2009, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include "t1driver.h"
+#include "t1gload.h"
+#include "t1load.h"
+
+#include "t1errors.h"
+
+#ifndef T1_CONFIG_OPTION_NO_AFM
+#include "t1afm.h"
+#endif
+
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_STREAM_H
+
+#include FT_SERVICE_MULTIPLE_MASTERS_H
+#include FT_SERVICE_GLYPH_DICT_H
+#include FT_SERVICE_XFREE86_NAME_H
+#include FT_SERVICE_POSTSCRIPT_NAME_H
+#include FT_SERVICE_POSTSCRIPT_CMAPS_H
+#include FT_SERVICE_POSTSCRIPT_INFO_H
+#include FT_SERVICE_KERNING_H
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_t1driver
+
+ /*
+ * GLYPH DICT SERVICE
+ *
+ */
+
+ static FT_Error
+ t1_get_glyph_name( T1_Face face,
+ FT_UInt glyph_index,
+ FT_Pointer buffer,
+ FT_UInt buffer_max )
+ {
+ FT_STRCPYN( buffer, face->type1.glyph_names[glyph_index], buffer_max );
+
+ return T1_Err_Ok;
+ }
+
+
+ static FT_UInt
+ t1_get_name_index( T1_Face face,
+ FT_String* glyph_name )
+ {
+ FT_Int i;
+ FT_String* gname;
+
+
+ for ( i = 0; i < face->type1.num_glyphs; i++ )
+ {
+ gname = face->type1.glyph_names[i];
+
+ if ( !ft_strcmp( glyph_name, gname ) )
+ return (FT_UInt)i;
+ }
+
+ return 0;
+ }
+
+
+ static const FT_Service_GlyphDictRec t1_service_glyph_dict =
+ {
+ (FT_GlyphDict_GetNameFunc) t1_get_glyph_name,
+ (FT_GlyphDict_NameIndexFunc)t1_get_name_index
+ };
+
+
+ /*
+ * POSTSCRIPT NAME SERVICE
+ *
+ */
+
+ static const char*
+ t1_get_ps_name( T1_Face face )
+ {
+ return (const char*) face->type1.font_name;
+ }
+
+
+ static const FT_Service_PsFontNameRec t1_service_ps_name =
+ {
+ (FT_PsName_GetFunc)t1_get_ps_name
+ };
+
+
+ /*
+ * MULTIPLE MASTERS SERVICE
+ *
+ */
+
+#ifndef T1_CONFIG_OPTION_NO_MM_SUPPORT
+ static const FT_Service_MultiMastersRec t1_service_multi_masters =
+ {
+ (FT_Get_MM_Func) T1_Get_Multi_Master,
+ (FT_Set_MM_Design_Func) T1_Set_MM_Design,
+ (FT_Set_MM_Blend_Func) T1_Set_MM_Blend,
+ (FT_Get_MM_Var_Func) T1_Get_MM_Var,
+ (FT_Set_Var_Design_Func)T1_Set_Var_Design
+ };
+#endif
+
+
+ /*
+ * POSTSCRIPT INFO SERVICE
+ *
+ */
+
+ static FT_Error
+ t1_ps_get_font_info( FT_Face face,
+ PS_FontInfoRec* afont_info )
+ {
+ *afont_info = ((T1_Face)face)->type1.font_info;
+
+ return T1_Err_Ok;
+ }
+
+
+ static FT_Error
+ t1_ps_get_font_extra( FT_Face face,
+ PS_FontExtraRec* afont_extra )
+ {
+ *afont_extra = ((T1_Face)face)->type1.font_extra;
+
+ return T1_Err_Ok;
+ }
+
+
+ static FT_Int
+ t1_ps_has_glyph_names( FT_Face face )
+ {
+ FT_UNUSED( face );
+
+ return 1;
+ }
+
+
+ static FT_Error
+ t1_ps_get_font_private( FT_Face face,
+ PS_PrivateRec* afont_private )
+ {
+ *afont_private = ((T1_Face)face)->type1.private_dict;
+
+ return T1_Err_Ok;
+ }
+
+
+ static FT_Long
+ t1_ps_get_font_value( FT_Face face,
+ PS_Dict_Keys key,
+ FT_UInt idx,
+ void *value,
+ FT_Long value_len )
+ {
+ FT_Long retval = -1;
+ T1_Face t1face = (T1_Face)face;
+ T1_Font type1 = &t1face->type1;
+
+
+ switch ( key )
+ {
+ case PS_DICT_FONT_TYPE:
+ retval = sizeof ( type1->font_type );
+ if ( value && value_len >= retval )
+ *((FT_Byte *)value) = type1->font_type;
+ break;
+
+ case PS_DICT_FONT_MATRIX:
+ if ( idx < sizeof ( type1->font_matrix ) /
+ sizeof ( type1->font_matrix.xx ) )
+ {
+ FT_Fixed val = 0;
+
+
+ retval = sizeof ( val );
+ if ( value && value_len >= retval )
+ {
+ switch ( idx )
+ {
+ case 0:
+ val = type1->font_matrix.xx;
+ break;
+ case 1:
+ val = type1->font_matrix.xy;
+ break;
+ case 2:
+ val = type1->font_matrix.yx;
+ break;
+ case 3:
+ val = type1->font_matrix.yy;
+ break;
+ }
+ *((FT_Fixed *)value) = val;
+ }
+ }
+ break;
+
+ case PS_DICT_FONT_BBOX:
+ if ( idx < sizeof ( type1->font_bbox ) /
+ sizeof ( type1->font_bbox.xMin ) )
+ {
+ FT_Fixed val = 0;
+
+
+ retval = sizeof ( val );
+ if ( value && value_len >= retval )
+ {
+ switch ( idx )
+ {
+ case 0:
+ val = type1->font_bbox.xMin;
+ break;
+ case 1:
+ val = type1->font_bbox.yMin;
+ break;
+ case 2:
+ val = type1->font_bbox.xMax;
+ break;
+ case 3:
+ val = type1->font_bbox.yMax;
+ break;
+ }
+ *((FT_Fixed *)value) = val;
+ }
+ }
+ break;
+
+ case PS_DICT_PAINT_TYPE:
+ retval = sizeof ( type1->paint_type );
+ if ( value && value_len >= retval )
+ *((FT_Byte *)value) = type1->paint_type;
+ break;
+
+ case PS_DICT_FONT_NAME:
+ retval = ft_strlen( type1->font_name ) + 1;
+ if ( value && value_len >= retval )
+ ft_memcpy( value, (void *)( type1->font_name ), retval );
+ break;
+
+ case PS_DICT_UNIQUE_ID:
+ retval = sizeof ( type1->private_dict.unique_id );
+ if ( value && value_len >= retval )
+ *((FT_Int *)value) = type1->private_dict.unique_id;
+ break;
+
+ case PS_DICT_NUM_CHAR_STRINGS:
+ retval = sizeof ( type1->num_glyphs );
+ if ( value && value_len >= retval )
+ *((FT_Int *)value) = type1->num_glyphs;
+ break;
+
+ case PS_DICT_CHAR_STRING_KEY:
+ if ( idx < (FT_UInt)type1->num_glyphs )
+ {
+ retval = ft_strlen( type1->glyph_names[idx] ) + 1;
+ if ( value && value_len >= retval )
+ {
+ ft_memcpy( value, (void *)( type1->glyph_names[idx] ), retval );
+ ((FT_Char *)value)[retval - 1] = (FT_Char)'\0';
+ }
+ }
+ break;
+
+ case PS_DICT_CHAR_STRING:
+ if ( idx < (FT_UInt)type1->num_glyphs )
+ {
+ retval = type1->charstrings_len[idx] + 1;
+ if ( value && value_len >= retval )
+ {
+ ft_memcpy( value, (void *)( type1->charstrings[idx] ),
+ retval - 1 );
+ ((FT_Char *)value)[retval - 1] = (FT_Char)'\0';
+ }
+ }
+ break;
+
+ case PS_DICT_ENCODING_TYPE:
+ retval = sizeof ( type1->encoding_type );
+ if ( value && value_len >= retval )
+ *((T1_EncodingType *)value) = type1->encoding_type;
+ break;
+
+ case PS_DICT_ENCODING_ENTRY:
+ if ( type1->encoding_type == T1_ENCODING_TYPE_ARRAY &&
+ idx < (FT_UInt)type1->encoding.num_chars )
+ {
+ retval = ft_strlen( type1->encoding.char_name[idx] ) + 1;
+ if ( value && value_len >= retval )
+ {
+ ft_memcpy( value, (void *)( type1->encoding.char_name[idx] ),
+ retval - 1 );
+ ((FT_Char *)value)[retval - 1] = (FT_Char)'\0';
+ }
+ }
+ break;
+
+ case PS_DICT_NUM_SUBRS:
+ retval = sizeof ( type1->num_subrs );
+ if ( value && value_len >= retval )
+ *((FT_Int *)value) = type1->num_subrs;
+ break;
+
+ case PS_DICT_SUBR:
+ if ( idx < (FT_UInt)type1->num_subrs )
+ {
+ retval = type1->subrs_len[idx] + 1;
+ if ( value && value_len >= retval )
+ {
+ ft_memcpy( value, (void *)( type1->subrs[idx] ), retval - 1 );
+ ((FT_Char *)value)[retval - 1] = (FT_Char)'\0';
+ }
+ }
+ break;
+
+ case PS_DICT_STD_HW:
+ retval = sizeof ( type1->private_dict.standard_width[0] );
+ if ( value && value_len >= retval )
+ *((FT_UShort *)value) = type1->private_dict.standard_width[0];
+ break;
+
+ case PS_DICT_STD_VW:
+ retval = sizeof ( type1->private_dict.standard_height[0] );
+ if ( value && value_len >= retval )
+ *((FT_UShort *)value) = type1->private_dict.standard_height[0];
+ break;
+
+ case PS_DICT_NUM_BLUE_VALUES:
+ retval = sizeof ( type1->private_dict.num_blue_values );
+ if ( value && value_len >= retval )
+ *((FT_Byte *)value) = type1->private_dict.num_blue_values;
+ break;
+
+ case PS_DICT_BLUE_VALUE:
+ if ( idx < type1->private_dict.num_blue_values )
+ {
+ retval = sizeof ( type1->private_dict.blue_values[idx] );
+ if ( value && value_len >= retval )
+ *((FT_Short *)value) = type1->private_dict.blue_values[idx];
+ }
+ break;
+
+ case PS_DICT_BLUE_SCALE:
+ retval = sizeof ( type1->private_dict.blue_scale );
+ if ( value && value_len >= retval )
+ *((FT_Fixed *)value) = type1->private_dict.blue_scale;
+ break;
+
+ case PS_DICT_BLUE_FUZZ:
+ retval = sizeof ( type1->private_dict.blue_fuzz );
+ if ( value && value_len >= retval )
+ *((FT_Int *)value) = type1->private_dict.blue_fuzz;
+ break;
+
+ case PS_DICT_BLUE_SHIFT:
+ retval = sizeof ( type1->private_dict.blue_shift );
+ if ( value && value_len >= retval )
+ *((FT_Int *)value) = type1->private_dict.blue_shift;
+ break;
+
+ case PS_DICT_NUM_OTHER_BLUES:
+ retval = sizeof ( type1->private_dict.num_other_blues );
+ if ( value && value_len >= retval )
+ *((FT_Byte *)value) = type1->private_dict.num_other_blues;
+ break;
+
+ case PS_DICT_OTHER_BLUE:
+ if ( idx < type1->private_dict.num_other_blues )
+ {
+ retval = sizeof ( type1->private_dict.other_blues[idx] );
+ if ( value && value_len >= retval )
+ *((FT_Short *)value) = type1->private_dict.other_blues[idx];
+ }
+ break;
+
+ case PS_DICT_NUM_FAMILY_BLUES:
+ retval = sizeof ( type1->private_dict.num_family_blues );
+ if ( value && value_len >= retval )
+ *((FT_Byte *)value) = type1->private_dict.num_family_blues;
+ break;
+
+ case PS_DICT_FAMILY_BLUE:
+ if ( idx < type1->private_dict.num_family_blues )
+ {
+ retval = sizeof ( type1->private_dict.family_blues[idx] );
+ if ( value && value_len >= retval )
+ *((FT_Short *)value) = type1->private_dict.family_blues[idx];
+ }
+ break;
+
+ case PS_DICT_NUM_FAMILY_OTHER_BLUES:
+ retval = sizeof ( type1->private_dict.num_family_other_blues );
+ if ( value && value_len >= retval )
+ *((FT_Byte *)value) = type1->private_dict.num_family_other_blues;
+ break;
+
+ case PS_DICT_FAMILY_OTHER_BLUE:
+ if ( idx < type1->private_dict.num_family_other_blues )
+ {
+ retval = sizeof ( type1->private_dict.family_other_blues[idx] );
+ if ( value && value_len >= retval )
+ *((FT_Short *)value) = type1->private_dict.family_other_blues[idx];
+ }
+ break;
+
+ case PS_DICT_NUM_STEM_SNAP_H:
+ retval = sizeof ( type1->private_dict.num_snap_widths );
+ if ( value && value_len >= retval )
+ *((FT_Byte *)value) = type1->private_dict.num_snap_widths;
+ break;
+
+ case PS_DICT_STEM_SNAP_H:
+ if ( idx < type1->private_dict.num_snap_widths )
+ {
+ retval = sizeof ( type1->private_dict.snap_widths[idx] );
+ if ( value && value_len >= retval )
+ *((FT_Short *)value) = type1->private_dict.snap_widths[idx];
+ }
+ break;
+
+ case PS_DICT_NUM_STEM_SNAP_V:
+ retval = sizeof ( type1->private_dict.num_snap_heights );
+ if ( value && value_len >= retval )
+ *((FT_Byte *)value) = type1->private_dict.num_snap_heights;
+ break;
+
+ case PS_DICT_STEM_SNAP_V:
+ if ( idx < type1->private_dict.num_snap_heights )
+ {
+ retval = sizeof ( type1->private_dict.snap_heights[idx] );
+ if ( value && value_len >= retval )
+ *((FT_Short *)value) = type1->private_dict.snap_heights[idx];
+ }
+ break;
+
+ case PS_DICT_RND_STEM_UP:
+ retval = sizeof ( type1->private_dict.round_stem_up );
+ if ( value && value_len >= retval )
+ *((FT_Bool *)value) = type1->private_dict.round_stem_up;
+ break;
+
+ case PS_DICT_FORCE_BOLD:
+ retval = sizeof ( type1->private_dict.force_bold );
+ if ( value && value_len >= retval )
+ *((FT_Bool *)value) = type1->private_dict.force_bold;
+ break;
+
+ case PS_DICT_MIN_FEATURE:
+ if ( idx < sizeof ( type1->private_dict.min_feature ) /
+ sizeof ( type1->private_dict.min_feature[0] ) )
+ {
+ retval = sizeof ( type1->private_dict.min_feature[idx] );
+ if ( value && value_len >= retval )
+ *((FT_Short *)value) = type1->private_dict.min_feature[idx];
+ }
+ break;
+
+ case PS_DICT_LEN_IV:
+ retval = sizeof ( type1->private_dict.lenIV );
+ if ( value && value_len >= retval )
+ *((FT_Int *)value) = type1->private_dict.lenIV;
+ break;
+
+ case PS_DICT_PASSWORD:
+ retval = sizeof ( type1->private_dict.password );
+ if ( value && value_len >= retval )
+ *((FT_Long *)value) = type1->private_dict.password;
+ break;
+
+ case PS_DICT_LANGUAGE_GROUP:
+ retval = sizeof ( type1->private_dict.language_group );
+ if ( value && value_len >= retval )
+ *((FT_Long *)value) = type1->private_dict.language_group;
+ break;
+
+ case PS_DICT_IS_FIXED_PITCH:
+ retval = sizeof ( type1->font_info.is_fixed_pitch );
+ if ( value && value_len >= retval )
+ *((FT_Bool *)value) = type1->font_info.is_fixed_pitch;
+ break;
+
+ case PS_DICT_UNDERLINE_POSITION:
+ retval = sizeof ( type1->font_info.underline_position );
+ if ( value && value_len >= retval )
+ *((FT_Short *)value) = type1->font_info.underline_position;
+ break;
+
+ case PS_DICT_UNDERLINE_THICKNESS:
+ retval = sizeof ( type1->font_info.underline_thickness );
+ if ( value && value_len >= retval )
+ *((FT_UShort *)value) = type1->font_info.underline_thickness;
+ break;
+
+ case PS_DICT_FS_TYPE:
+ retval = sizeof ( type1->font_extra.fs_type );
+ if ( value && value_len >= retval )
+ *((FT_UShort *)value) = type1->font_extra.fs_type;
+ break;
+
+ case PS_DICT_VERSION:
+ retval = ft_strlen( type1->font_info.version ) + 1;
+ if ( value && value_len >= retval )
+ ft_memcpy( value, (void *)( type1->font_info.version ), retval );
+ break;
+
+ case PS_DICT_NOTICE:
+ retval = ft_strlen( type1->font_info.notice ) + 1;
+ if ( value && value_len >= retval )
+ ft_memcpy( value, (void *)( type1->font_info.notice ), retval );
+ break;
+
+ case PS_DICT_FULL_NAME:
+ retval = ft_strlen( type1->font_info.full_name ) + 1;
+ if ( value && value_len >= retval )
+ ft_memcpy( value, (void *)( type1->font_info.full_name ), retval );
+ break;
+
+ case PS_DICT_FAMILY_NAME:
+ retval = ft_strlen( type1->font_info.family_name ) + 1;
+ if ( value && value_len >= retval )
+ ft_memcpy( value, (void *)( type1->font_info.family_name ), retval );
+ break;
+
+ case PS_DICT_WEIGHT:
+ retval = ft_strlen( type1->font_info.weight ) + 1;
+ if ( value && value_len >= retval )
+ ft_memcpy( value, (void *)( type1->font_info.weight ), retval );
+ break;
+
+ case PS_DICT_ITALIC_ANGLE:
+ retval = sizeof ( type1->font_info.italic_angle );
+ if ( value && value_len >= retval )
+ *((FT_Long *)value) = type1->font_info.italic_angle;
+ break;
+
+ default:
+ break;
+ }
+
+ return retval;
+ }
+
+
+ static const FT_Service_PsInfoRec t1_service_ps_info =
+ {
+ (PS_GetFontInfoFunc) t1_ps_get_font_info,
+ (PS_GetFontExtraFunc) t1_ps_get_font_extra,
+ (PS_HasGlyphNamesFunc) t1_ps_has_glyph_names,
+ (PS_GetFontPrivateFunc)t1_ps_get_font_private,
+ (PS_GetFontValueFunc) t1_ps_get_font_value,
+ };
+
+
+#ifndef T1_CONFIG_OPTION_NO_AFM
+ static const FT_Service_KerningRec t1_service_kerning =
+ {
+ T1_Get_Track_Kerning,
+ };
+#endif
+
+
+ /*
+ * SERVICE LIST
+ *
+ */
+
+ static const FT_ServiceDescRec t1_services[] =
+ {
+ { FT_SERVICE_ID_POSTSCRIPT_FONT_NAME, &t1_service_ps_name },
+ { FT_SERVICE_ID_GLYPH_DICT, &t1_service_glyph_dict },
+ { FT_SERVICE_ID_XF86_NAME, FT_XF86_FORMAT_TYPE_1 },
+ { FT_SERVICE_ID_POSTSCRIPT_INFO, &t1_service_ps_info },
+
+#ifndef T1_CONFIG_OPTION_NO_AFM
+ { FT_SERVICE_ID_KERNING, &t1_service_kerning },
+#endif
+
+#ifndef T1_CONFIG_OPTION_NO_MM_SUPPORT
+ { FT_SERVICE_ID_MULTI_MASTERS, &t1_service_multi_masters },
+#endif
+ { NULL, NULL }
+ };
+
+
+ FT_CALLBACK_DEF( FT_Module_Interface )
+ Get_Interface( FT_Module module,
+ const FT_String* t1_interface )
+ {
+ FT_UNUSED( module );
+
+ return ft_service_list_lookup( t1_services, t1_interface );
+ }
+
+
+#ifndef T1_CONFIG_OPTION_NO_AFM
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* Get_Kerning */
+ /* */
+ /* <Description> */
+ /* A driver method used to return the kerning vector between two */
+ /* glyphs of the same face. */
+ /* */
+ /* <Input> */
+ /* face :: A handle to the source face object. */
+ /* */
+ /* left_glyph :: The index of the left glyph in the kern pair. */
+ /* */
+ /* right_glyph :: The index of the right glyph in the kern pair. */
+ /* */
+ /* <Output> */
+ /* kerning :: The kerning vector. This is in font units for */
+ /* scalable formats, and in pixels for fixed-sizes */
+ /* formats. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ /* <Note> */
+ /* Only horizontal layouts (left-to-right & right-to-left) are */
+ /* supported by this function. Other layouts, or more sophisticated */
+ /* kernings are out of scope of this method (the basic driver */
+ /* interface is meant to be simple). */
+ /* */
+ /* They can be implemented by format-specific interfaces. */
+ /* */
+ static FT_Error
+ Get_Kerning( FT_Face t1face, /* T1_Face */
+ FT_UInt left_glyph,
+ FT_UInt right_glyph,
+ FT_Vector* kerning )
+ {
+ T1_Face face = (T1_Face)t1face;
+
+
+ kerning->x = 0;
+ kerning->y = 0;
+
+ if ( face->afm_data )
+ T1_Get_Kerning( (AFM_FontInfo)face->afm_data,
+ left_glyph,
+ right_glyph,
+ kerning );
+
+ return T1_Err_Ok;
+ }
+
+
+#endif /* T1_CONFIG_OPTION_NO_AFM */
+
+
+ FT_CALLBACK_TABLE_DEF
+ const FT_Driver_ClassRec t1_driver_class =
+ {
+ {
+ FT_MODULE_FONT_DRIVER |
+ FT_MODULE_DRIVER_SCALABLE |
+ FT_MODULE_DRIVER_HAS_HINTER,
+
+ sizeof ( FT_DriverRec ),
+
+ "type1",
+ 0x10000L,
+ 0x20000L,
+
+ 0, /* format interface */
+
+ T1_Driver_Init,
+ T1_Driver_Done,
+ Get_Interface,
+ },
+
+ sizeof ( T1_FaceRec ),
+ sizeof ( T1_SizeRec ),
+ sizeof ( T1_GlyphSlotRec ),
+
+ T1_Face_Init,
+ T1_Face_Done,
+ T1_Size_Init,
+ T1_Size_Done,
+ T1_GlyphSlot_Init,
+ T1_GlyphSlot_Done,
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+ ft_stub_set_char_sizes,
+ ft_stub_set_pixel_sizes,
+#endif
+ T1_Load_Glyph,
+
+#ifdef T1_CONFIG_OPTION_NO_AFM
+ 0, /* FT_Face_GetKerningFunc */
+ 0, /* FT_Face_AttachFunc */
+#else
+ Get_Kerning,
+ T1_Read_Metrics,
+#endif
+ T1_Get_Advances,
+ T1_Size_Request,
+ 0 /* FT_Size_SelectFunc */
+ };
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* t1driver.h */
+/* */
+/* High-level Type 1 driver interface (specification). */
+/* */
+/* Copyright 1996-2001, 2002 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __T1DRIVER_H__
+#define __T1DRIVER_H__
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_DRIVER_H
+
+
+FT_BEGIN_HEADER
+
+#ifdef FT_CONFIG_OPTION_PIC
+#error "this module does not support PIC yet"
+#endif
+
+
+ FT_EXPORT_VAR( const FT_Driver_ClassRec ) t1_driver_class;
+
+
+FT_END_HEADER
+
+#endif /* __T1DRIVER_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* t1errors.h */
+/* */
+/* Type 1 error codes (specification only). */
+/* */
+/* Copyright 2001, 2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This file is used to define the Type 1 error enumeration constants. */
+ /* */
+ /*************************************************************************/
+
+#ifndef __T1ERRORS_H__
+#define __T1ERRORS_H__
+
+#include FT_MODULE_ERRORS_H
+
+#undef __FTERRORS_H__
+
+#undef FT_ERR_PREFIX
+#define FT_ERR_PREFIX T1_Err_
+#define FT_ERR_BASE FT_Mod_Err_Type1
+
+#include FT_ERRORS_H
+
+#endif /* __T1ERRORS_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* t1gload.c */
+/* */
+/* Type 1 Glyph Loader (body). */
+/* */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2005, 2006, 2008, 2009, 2010 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include "t1gload.h"
+#include FT_INTERNAL_CALC_H
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_STREAM_H
+#include FT_OUTLINE_H
+#include FT_INTERNAL_POSTSCRIPT_AUX_H
+
+#include "t1errors.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_t1gload
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /********** *********/
+ /********** COMPUTE THE MAXIMUM ADVANCE WIDTH *********/
+ /********** *********/
+ /********** The following code is in charge of computing *********/
+ /********** the maximum advance width of the font. It *********/
+ /********** quickly processes each glyph charstring to *********/
+ /********** extract the value from either a `sbw' or `seac' *********/
+ /********** operator. *********/
+ /********** *********/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ FT_LOCAL_DEF( FT_Error )
+ T1_Parse_Glyph_And_Get_Char_String( T1_Decoder decoder,
+ FT_UInt glyph_index,
+ FT_Data* char_string )
+ {
+ T1_Face face = (T1_Face)decoder->builder.face;
+ T1_Font type1 = &face->type1;
+ FT_Error error = T1_Err_Ok;
+
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+ FT_Incremental_InterfaceRec *inc =
+ face->root.internal->incremental_interface;
+#endif
+
+
+ decoder->font_matrix = type1->font_matrix;
+ decoder->font_offset = type1->font_offset;
+
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+
+ /* For incremental fonts get the character data using the */
+ /* callback function. */
+ if ( inc )
+ error = inc->funcs->get_glyph_data( inc->object,
+ glyph_index, char_string );
+ else
+
+#endif /* FT_CONFIG_OPTION_INCREMENTAL */
+
+ /* For ordinary fonts get the character data stored in the face record. */
+ {
+ char_string->pointer = type1->charstrings[glyph_index];
+ char_string->length = (FT_Int)type1->charstrings_len[glyph_index];
+ }
+
+ if ( !error )
+ error = decoder->funcs.parse_charstrings(
+ decoder, (FT_Byte*)char_string->pointer,
+ char_string->length );
+
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+
+ /* Incremental fonts can optionally override the metrics. */
+ if ( !error && inc && inc->funcs->get_glyph_metrics )
+ {
+ FT_Incremental_MetricsRec metrics;
+
+
+ metrics.bearing_x = FIXED_TO_INT( decoder->builder.left_bearing.x );
+ metrics.bearing_y = 0;
+ metrics.advance = FIXED_TO_INT( decoder->builder.advance.x );
+ metrics.advance_v = FIXED_TO_INT( decoder->builder.advance.y );
+
+ error = inc->funcs->get_glyph_metrics( inc->object,
+ glyph_index, FALSE, &metrics );
+
+ decoder->builder.left_bearing.x = INT_TO_FIXED( metrics.bearing_x );
+ decoder->builder.advance.x = INT_TO_FIXED( metrics.advance );
+ decoder->builder.advance.y = INT_TO_FIXED( metrics.advance_v );
+ }
+
+#endif /* FT_CONFIG_OPTION_INCREMENTAL */
+
+ return error;
+ }
+
+
+ FT_CALLBACK_DEF( FT_Error )
+ T1_Parse_Glyph( T1_Decoder decoder,
+ FT_UInt glyph_index )
+ {
+ FT_Data glyph_data;
+ FT_Error error = T1_Parse_Glyph_And_Get_Char_String(
+ decoder, glyph_index, &glyph_data );
+
+
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+
+ if ( !error )
+ {
+ T1_Face face = (T1_Face)decoder->builder.face;
+
+
+ if ( face->root.internal->incremental_interface )
+ face->root.internal->incremental_interface->funcs->free_glyph_data(
+ face->root.internal->incremental_interface->object,
+ &glyph_data );
+ }
+
+#endif /* FT_CONFIG_OPTION_INCREMENTAL */
+
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ T1_Compute_Max_Advance( T1_Face face,
+ FT_Pos* max_advance )
+ {
+ FT_Error error;
+ T1_DecoderRec decoder;
+ FT_Int glyph_index;
+ T1_Font type1 = &face->type1;
+ PSAux_Service psaux = (PSAux_Service)face->psaux;
+
+
+ FT_ASSERT( ( face->len_buildchar == 0 ) == ( face->buildchar == NULL ) );
+
+ *max_advance = 0;
+
+ /* initialize load decoder */
+ error = psaux->t1_decoder_funcs->init( &decoder,
+ (FT_Face)face,
+ 0, /* size */
+ 0, /* glyph slot */
+ (FT_Byte**)type1->glyph_names,
+ face->blend,
+ 0,
+ FT_RENDER_MODE_NORMAL,
+ T1_Parse_Glyph );
+ if ( error )
+ return error;
+
+ decoder.builder.metrics_only = 1;
+ decoder.builder.load_points = 0;
+
+ decoder.num_subrs = type1->num_subrs;
+ decoder.subrs = type1->subrs;
+ decoder.subrs_len = type1->subrs_len;
+
+ decoder.buildchar = face->buildchar;
+ decoder.len_buildchar = face->len_buildchar;
+
+ *max_advance = 0;
+
+ /* for each glyph, parse the glyph charstring and extract */
+ /* the advance width */
+ for ( glyph_index = 0; glyph_index < type1->num_glyphs; glyph_index++ )
+ {
+ /* now get load the unscaled outline */
+ error = T1_Parse_Glyph( &decoder, glyph_index );
+ if ( glyph_index == 0 || decoder.builder.advance.x > *max_advance )
+ *max_advance = decoder.builder.advance.x;
+
+ /* ignore the error if one occurred - skip to next glyph */
+ }
+
+ psaux->t1_decoder_funcs->done( &decoder );
+
+ return T1_Err_Ok;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ T1_Get_Advances( FT_Face t1face, /* T1_Face */
+ FT_UInt first,
+ FT_UInt count,
+ FT_Int32 load_flags,
+ FT_Fixed* advances )
+ {
+ T1_Face face = (T1_Face)t1face;
+ T1_DecoderRec decoder;
+ T1_Font type1 = &face->type1;
+ PSAux_Service psaux = (PSAux_Service)face->psaux;
+ FT_UInt nn;
+ FT_Error error;
+
+
+ if ( load_flags & FT_LOAD_VERTICAL_LAYOUT )
+ {
+ for ( nn = 0; nn < count; nn++ )
+ advances[nn] = 0;
+
+ return T1_Err_Ok;
+ }
+
+ error = psaux->t1_decoder_funcs->init( &decoder,
+ (FT_Face)face,
+ 0, /* size */
+ 0, /* glyph slot */
+ (FT_Byte**)type1->glyph_names,
+ face->blend,
+ 0,
+ FT_RENDER_MODE_NORMAL,
+ T1_Parse_Glyph );
+ if ( error )
+ return error;
+
+ decoder.builder.metrics_only = 1;
+ decoder.builder.load_points = 0;
+
+ decoder.num_subrs = type1->num_subrs;
+ decoder.subrs = type1->subrs;
+ decoder.subrs_len = type1->subrs_len;
+
+ decoder.buildchar = face->buildchar;
+ decoder.len_buildchar = face->len_buildchar;
+
+ for ( nn = 0; nn < count; nn++ )
+ {
+ error = T1_Parse_Glyph( &decoder, first + nn );
+ if ( !error )
+ advances[nn] = FIXED_TO_INT( decoder.builder.advance.x );
+ else
+ advances[nn] = 0;
+ }
+
+ return T1_Err_Ok;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ T1_Load_Glyph( FT_GlyphSlot t1glyph, /* T1_GlyphSlot */
+ FT_Size t1size, /* T1_Size */
+ FT_UInt glyph_index,
+ FT_Int32 load_flags )
+ {
+ T1_GlyphSlot glyph = (T1_GlyphSlot)t1glyph;
+ FT_Error error;
+ T1_DecoderRec decoder;
+ T1_Face face = (T1_Face)t1glyph->face;
+ FT_Bool hinting;
+ T1_Font type1 = &face->type1;
+ PSAux_Service psaux = (PSAux_Service)face->psaux;
+ const T1_Decoder_Funcs decoder_funcs = psaux->t1_decoder_funcs;
+
+ FT_Matrix font_matrix;
+ FT_Vector font_offset;
+ FT_Data glyph_data;
+ FT_Bool must_finish_decoder = FALSE;
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+ FT_Bool glyph_data_loaded = 0;
+#endif
+
+
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+ if ( glyph_index >= (FT_UInt)face->root.num_glyphs &&
+ !face->root.internal->incremental_interface )
+#else
+ if ( glyph_index >= (FT_UInt)face->root.num_glyphs )
+#endif /* FT_CONFIG_OPTION_INCREMENTAL */
+ {
+ error = T1_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ FT_ASSERT( ( face->len_buildchar == 0 ) == ( face->buildchar == NULL ) );
+
+ if ( load_flags & FT_LOAD_NO_RECURSE )
+ load_flags |= FT_LOAD_NO_SCALE | FT_LOAD_NO_HINTING;
+
+ if ( t1size )
+ {
+ glyph->x_scale = t1size->metrics.x_scale;
+ glyph->y_scale = t1size->metrics.y_scale;
+ }
+ else
+ {
+ glyph->x_scale = 0x10000L;
+ glyph->y_scale = 0x10000L;
+ }
+
+ t1glyph->outline.n_points = 0;
+ t1glyph->outline.n_contours = 0;
+
+ hinting = FT_BOOL( ( load_flags & FT_LOAD_NO_SCALE ) == 0 &&
+ ( load_flags & FT_LOAD_NO_HINTING ) == 0 );
+
+ t1glyph->format = FT_GLYPH_FORMAT_OUTLINE;
+
+ error = decoder_funcs->init( &decoder,
+ t1glyph->face,
+ t1size,
+ t1glyph,
+ (FT_Byte**)type1->glyph_names,
+ face->blend,
+ FT_BOOL( hinting ),
+ FT_LOAD_TARGET_MODE( load_flags ),
+ T1_Parse_Glyph );
+ if ( error )
+ goto Exit;
+
+ must_finish_decoder = TRUE;
+
+ decoder.builder.no_recurse = FT_BOOL(
+ ( load_flags & FT_LOAD_NO_RECURSE ) != 0 );
+
+ decoder.num_subrs = type1->num_subrs;
+ decoder.subrs = type1->subrs;
+ decoder.subrs_len = type1->subrs_len;
+
+ decoder.buildchar = face->buildchar;
+ decoder.len_buildchar = face->len_buildchar;
+
+ /* now load the unscaled outline */
+ error = T1_Parse_Glyph_And_Get_Char_String( &decoder, glyph_index,
+ &glyph_data );
+ if ( error )
+ goto Exit;
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+ glyph_data_loaded = 1;
+#endif
+
+ font_matrix = decoder.font_matrix;
+ font_offset = decoder.font_offset;
+
+ /* save new glyph tables */
+ decoder_funcs->done( &decoder );
+
+ must_finish_decoder = FALSE;
+
+ /* now, set the metrics -- this is rather simple, as */
+ /* the left side bearing is the xMin, and the top side */
+ /* bearing the yMax */
+ if ( !error )
+ {
+ t1glyph->outline.flags &= FT_OUTLINE_OWNER;
+ t1glyph->outline.flags |= FT_OUTLINE_REVERSE_FILL;
+
+ /* for composite glyphs, return only left side bearing and */
+ /* advance width */
+ if ( load_flags & FT_LOAD_NO_RECURSE )
+ {
+ FT_Slot_Internal internal = t1glyph->internal;
+
+
+ t1glyph->metrics.horiBearingX =
+ FIXED_TO_INT( decoder.builder.left_bearing.x );
+ t1glyph->metrics.horiAdvance =
+ FIXED_TO_INT( decoder.builder.advance.x );
+
+ internal->glyph_matrix = font_matrix;
+ internal->glyph_delta = font_offset;
+ internal->glyph_transformed = 1;
+ }
+ else
+ {
+ FT_BBox cbox;
+ FT_Glyph_Metrics* metrics = &t1glyph->metrics;
+ FT_Vector advance;
+
+
+ /* copy the _unscaled_ advance width */
+ metrics->horiAdvance =
+ FIXED_TO_INT( decoder.builder.advance.x );
+ t1glyph->linearHoriAdvance =
+ FIXED_TO_INT( decoder.builder.advance.x );
+ t1glyph->internal->glyph_transformed = 0;
+
+ if ( load_flags & FT_LOAD_VERTICAL_LAYOUT )
+ {
+ /* make up vertical ones */
+ metrics->vertAdvance = ( face->type1.font_bbox.yMax -
+ face->type1.font_bbox.yMin ) >> 16;
+ t1glyph->linearVertAdvance = metrics->vertAdvance;
+ }
+ else
+ {
+ metrics->vertAdvance =
+ FIXED_TO_INT( decoder.builder.advance.y );
+ t1glyph->linearVertAdvance =
+ FIXED_TO_INT( decoder.builder.advance.y );
+ }
+
+ t1glyph->format = FT_GLYPH_FORMAT_OUTLINE;
+
+ if ( t1size && t1size->metrics.y_ppem < 24 )
+ t1glyph->outline.flags |= FT_OUTLINE_HIGH_PRECISION;
+
+#if 1
+ /* apply the font matrix, if any */
+ if ( font_matrix.xx != 0x10000L || font_matrix.yy != font_matrix.xx ||
+ font_matrix.xy != 0 || font_matrix.yx != 0 )
+ FT_Outline_Transform( &t1glyph->outline, &font_matrix );
+
+ if ( font_offset.x || font_offset.y )
+ FT_Outline_Translate( &t1glyph->outline,
+ font_offset.x,
+ font_offset.y );
+
+ advance.x = metrics->horiAdvance;
+ advance.y = 0;
+ FT_Vector_Transform( &advance, &font_matrix );
+ metrics->horiAdvance = advance.x + font_offset.x;
+ advance.x = 0;
+ advance.y = metrics->vertAdvance;
+ FT_Vector_Transform( &advance, &font_matrix );
+ metrics->vertAdvance = advance.y + font_offset.y;
+#endif
+
+ if ( ( load_flags & FT_LOAD_NO_SCALE ) == 0 )
+ {
+ /* scale the outline and the metrics */
+ FT_Int n;
+ FT_Outline* cur = decoder.builder.base;
+ FT_Vector* vec = cur->points;
+ FT_Fixed x_scale = glyph->x_scale;
+ FT_Fixed y_scale = glyph->y_scale;
+
+
+ /* First of all, scale the points, if we are not hinting */
+ if ( !hinting || ! decoder.builder.hints_funcs )
+ for ( n = cur->n_points; n > 0; n--, vec++ )
+ {
+ vec->x = FT_MulFix( vec->x, x_scale );
+ vec->y = FT_MulFix( vec->y, y_scale );
+ }
+
+ /* Then scale the metrics */
+ metrics->horiAdvance = FT_MulFix( metrics->horiAdvance, x_scale );
+ metrics->vertAdvance = FT_MulFix( metrics->vertAdvance, y_scale );
+ }
+
+ /* compute the other metrics */
+ FT_Outline_Get_CBox( &t1glyph->outline, &cbox );
+
+ metrics->width = cbox.xMax - cbox.xMin;
+ metrics->height = cbox.yMax - cbox.yMin;
+
+ metrics->horiBearingX = cbox.xMin;
+ metrics->horiBearingY = cbox.yMax;
+
+ if ( load_flags & FT_LOAD_VERTICAL_LAYOUT )
+ {
+ /* make up vertical ones */
+ ft_synthesize_vertical_metrics( metrics,
+ metrics->vertAdvance );
+ }
+ }
+
+ /* Set control data to the glyph charstrings. Note that this is */
+ /* _not_ zero-terminated. */
+ t1glyph->control_data = (FT_Byte*)glyph_data.pointer;
+ t1glyph->control_len = glyph_data.length;
+ }
+
+
+ Exit:
+
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+ if ( glyph_data_loaded && face->root.internal->incremental_interface )
+ {
+ face->root.internal->incremental_interface->funcs->free_glyph_data(
+ face->root.internal->incremental_interface->object,
+ &glyph_data );
+
+ /* Set the control data to null - it is no longer available if */
+ /* loaded incrementally. */
+ t1glyph->control_data = 0;
+ t1glyph->control_len = 0;
+ }
+#endif
+
+ if ( must_finish_decoder )
+ decoder_funcs->done( &decoder );
+
+ return error;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* t1gload.h */
+/* */
+/* Type 1 Glyph Loader (specification). */
+/* */
+/* Copyright 1996-2001, 2002, 2003, 2008, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __T1GLOAD_H__
+#define __T1GLOAD_H__
+
+
+#include <ft2build.h>
+#include "t1objs.h"
+
+
+FT_BEGIN_HEADER
+
+
+ FT_LOCAL( FT_Error )
+ T1_Compute_Max_Advance( T1_Face face,
+ FT_Pos* max_advance );
+
+ FT_LOCAL( FT_Error )
+ T1_Get_Advances( FT_Face face,
+ FT_UInt first,
+ FT_UInt count,
+ FT_Int32 load_flags,
+ FT_Fixed* advances );
+
+ FT_LOCAL( FT_Error )
+ T1_Load_Glyph( FT_GlyphSlot glyph,
+ FT_Size size,
+ FT_UInt glyph_index,
+ FT_Int32 load_flags );
+
+
+FT_END_HEADER
+
+#endif /* __T1GLOAD_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* t1load.c */
+/* */
+/* Type 1 font loader (body). */
+/* */
+/* Copyright 1996-2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This is the new and improved Type 1 data loader for FreeType 2. The */
+ /* old loader has several problems: it is slow, complex, difficult to */
+ /* maintain, and contains incredible hacks to make it accept some */
+ /* ill-formed Type 1 fonts without hiccup-ing. Moreover, about 5% of */
+ /* the Type 1 fonts on my machine still aren't loaded correctly by it. */
+ /* */
+ /* This version is much simpler, much faster and also easier to read and */
+ /* maintain by a great order of magnitude. The idea behind it is to */
+ /* _not_ try to read the Type 1 token stream with a state machine (i.e. */
+ /* a Postscript-like interpreter) but rather to perform simple pattern */
+ /* matching. */
+ /* */
+ /* Indeed, nearly all data definitions follow a simple pattern like */
+ /* */
+ /* ... /Field <data> ... */
+ /* */
+ /* where <data> can be a number, a boolean, a string, or an array of */
+ /* numbers. There are a few exceptions, namely the encoding, font name, */
+ /* charstrings, and subrs; they are handled with a special pattern */
+ /* matching routine. */
+ /* */
+ /* All other common cases are handled very simply. The matching rules */
+ /* are defined in the file `t1tokens.h' through the use of several */
+ /* macros calls PARSE_XXX. This file is included twice here; the first */
+ /* time to generate parsing callback functions, the second time to */
+ /* generate a table of keywords (with pointers to the associated */
+ /* callback functions). */
+ /* */
+ /* The function `parse_dict' simply scans *linearly* a given dictionary */
+ /* (either the top-level or private one) and calls the appropriate */
+ /* callback when it encounters an immediate keyword. */
+ /* */
+ /* This is by far the fastest way one can find to parse and read all */
+ /* data. */
+ /* */
+ /* This led to tremendous code size reduction. Note that later, the */
+ /* glyph loader will also be _greatly_ simplified, and the automatic */
+ /* hinter will replace the clumsy `t1hinter'. */
+ /* */
+ /*************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_DEBUG_H
+#include FT_CONFIG_CONFIG_H
+#include FT_MULTIPLE_MASTERS_H
+#include FT_INTERNAL_TYPE1_TYPES_H
+#include FT_INTERNAL_CALC_H
+
+#include "t1load.h"
+#include "t1errors.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_t1load
+
+
+#ifndef T1_CONFIG_OPTION_NO_MM_SUPPORT
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** MULTIPLE MASTERS SUPPORT *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ static FT_Error
+ t1_allocate_blend( T1_Face face,
+ FT_UInt num_designs,
+ FT_UInt num_axis )
+ {
+ PS_Blend blend;
+ FT_Memory memory = face->root.memory;
+ FT_Error error = T1_Err_Ok;
+
+
+ blend = face->blend;
+ if ( !blend )
+ {
+ if ( FT_NEW( blend ) )
+ goto Exit;
+
+ blend->num_default_design_vector = 0;
+
+ face->blend = blend;
+ }
+
+ /* allocate design data if needed */
+ if ( num_designs > 0 )
+ {
+ if ( blend->num_designs == 0 )
+ {
+ FT_UInt nn;
+
+
+ /* allocate the blend `private' and `font_info' dictionaries */
+ if ( FT_NEW_ARRAY( blend->font_infos[1], num_designs ) ||
+ FT_NEW_ARRAY( blend->privates[1], num_designs ) ||
+ FT_NEW_ARRAY( blend->bboxes[1], num_designs ) ||
+ FT_NEW_ARRAY( blend->weight_vector, num_designs * 2 ) )
+ goto Exit;
+
+ blend->default_weight_vector = blend->weight_vector + num_designs;
+
+ blend->font_infos[0] = &face->type1.font_info;
+ blend->privates [0] = &face->type1.private_dict;
+ blend->bboxes [0] = &face->type1.font_bbox;
+
+ for ( nn = 2; nn <= num_designs; nn++ )
+ {
+ blend->privates[nn] = blend->privates [nn - 1] + 1;
+ blend->font_infos[nn] = blend->font_infos[nn - 1] + 1;
+ blend->bboxes[nn] = blend->bboxes [nn - 1] + 1;
+ }
+
+ blend->num_designs = num_designs;
+ }
+ else if ( blend->num_designs != num_designs )
+ goto Fail;
+ }
+
+ /* allocate axis data if needed */
+ if ( num_axis > 0 )
+ {
+ if ( blend->num_axis != 0 && blend->num_axis != num_axis )
+ goto Fail;
+
+ blend->num_axis = num_axis;
+ }
+
+ /* allocate the blend design pos table if needed */
+ num_designs = blend->num_designs;
+ num_axis = blend->num_axis;
+ if ( num_designs && num_axis && blend->design_pos[0] == 0 )
+ {
+ FT_UInt n;
+
+
+ if ( FT_NEW_ARRAY( blend->design_pos[0], num_designs * num_axis ) )
+ goto Exit;
+
+ for ( n = 1; n < num_designs; n++ )
+ blend->design_pos[n] = blend->design_pos[0] + num_axis * n;
+ }
+
+ Exit:
+ return error;
+
+ Fail:
+ error = T1_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ T1_Get_Multi_Master( T1_Face face,
+ FT_Multi_Master* master )
+ {
+ PS_Blend blend = face->blend;
+ FT_UInt n;
+ FT_Error error;
+
+
+ error = T1_Err_Invalid_Argument;
+
+ if ( blend )
+ {
+ master->num_axis = blend->num_axis;
+ master->num_designs = blend->num_designs;
+
+ for ( n = 0; n < blend->num_axis; n++ )
+ {
+ FT_MM_Axis* axis = master->axis + n;
+ PS_DesignMap map = blend->design_map + n;
+
+
+ axis->name = blend->axis_names[n];
+ axis->minimum = map->design_points[0];
+ axis->maximum = map->design_points[map->num_points - 1];
+ }
+
+ error = T1_Err_Ok;
+ }
+
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* Given a normalized (blend) coordinate, figure out the design */
+ /* coordinate appropriate for that value. */
+ /* */
+ FT_LOCAL_DEF( FT_Fixed )
+ mm_axis_unmap( PS_DesignMap axismap,
+ FT_Fixed ncv )
+ {
+ int j;
+
+
+ if ( ncv <= axismap->blend_points[0] )
+ return INT_TO_FIXED( axismap->design_points[0] );
+
+ for ( j = 1; j < axismap->num_points; ++j )
+ {
+ if ( ncv <= axismap->blend_points[j] )
+ {
+ FT_Fixed t = FT_MulDiv( ncv - axismap->blend_points[j - 1],
+ 0x10000L,
+ axismap->blend_points[j] -
+ axismap->blend_points[j - 1] );
+
+ return INT_TO_FIXED( axismap->design_points[j - 1] ) +
+ FT_MulDiv( t,
+ axismap->design_points[j] -
+ axismap->design_points[j - 1],
+ 1L );
+ }
+ }
+
+ return INT_TO_FIXED( axismap->design_points[axismap->num_points - 1] );
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* Given a vector of weights, one for each design, figure out the */
+ /* normalized axis coordinates which gave rise to those weights. */
+ /* */
+ FT_LOCAL_DEF( void )
+ mm_weights_unmap( FT_Fixed* weights,
+ FT_Fixed* axiscoords,
+ FT_UInt axis_count )
+ {
+ FT_ASSERT( axis_count <= T1_MAX_MM_AXIS );
+
+ if ( axis_count == 1 )
+ axiscoords[0] = weights[1];
+
+ else if ( axis_count == 2 )
+ {
+ axiscoords[0] = weights[3] + weights[1];
+ axiscoords[1] = weights[3] + weights[2];
+ }
+
+ else if ( axis_count == 3 )
+ {
+ axiscoords[0] = weights[7] + weights[5] + weights[3] + weights[1];
+ axiscoords[1] = weights[7] + weights[6] + weights[3] + weights[2];
+ axiscoords[2] = weights[7] + weights[6] + weights[5] + weights[4];
+ }
+
+ else
+ {
+ axiscoords[0] = weights[15] + weights[13] + weights[11] + weights[9] +
+ weights[7] + weights[5] + weights[3] + weights[1];
+ axiscoords[1] = weights[15] + weights[14] + weights[11] + weights[10] +
+ weights[7] + weights[6] + weights[3] + weights[2];
+ axiscoords[2] = weights[15] + weights[14] + weights[13] + weights[12] +
+ weights[7] + weights[6] + weights[5] + weights[4];
+ axiscoords[3] = weights[15] + weights[14] + weights[13] + weights[12] +
+ weights[11] + weights[10] + weights[9] + weights[8];
+ }
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* Just a wrapper around T1_Get_Multi_Master to support the different */
+ /* arguments needed by the GX var distortable fonts. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ T1_Get_MM_Var( T1_Face face,
+ FT_MM_Var* *master )
+ {
+ FT_Memory memory = face->root.memory;
+ FT_MM_Var *mmvar = NULL;
+ FT_Multi_Master mmaster;
+ FT_Error error;
+ FT_UInt i;
+ FT_Fixed axiscoords[T1_MAX_MM_AXIS];
+ PS_Blend blend = face->blend;
+
+
+ error = T1_Get_Multi_Master( face, &mmaster );
+ if ( error )
+ goto Exit;
+ if ( FT_ALLOC( mmvar,
+ sizeof ( FT_MM_Var ) +
+ mmaster.num_axis * sizeof ( FT_Var_Axis ) ) )
+ goto Exit;
+
+ mmvar->num_axis = mmaster.num_axis;
+ mmvar->num_designs = mmaster.num_designs;
+ mmvar->num_namedstyles = (FT_UInt)-1; /* Does not apply */
+ mmvar->axis = (FT_Var_Axis*)&mmvar[1];
+ /* Point to axes after MM_Var struct */
+ mmvar->namedstyle = NULL;
+
+ for ( i = 0 ; i < mmaster.num_axis; ++i )
+ {
+ mmvar->axis[i].name = mmaster.axis[i].name;
+ mmvar->axis[i].minimum = INT_TO_FIXED( mmaster.axis[i].minimum);
+ mmvar->axis[i].maximum = INT_TO_FIXED( mmaster.axis[i].maximum);
+ mmvar->axis[i].def = ( mmvar->axis[i].minimum +
+ mmvar->axis[i].maximum ) / 2;
+ /* Does not apply. But this value is in range */
+ mmvar->axis[i].strid = (FT_UInt)-1; /* Does not apply */
+ mmvar->axis[i].tag = (FT_ULong)-1; /* Does not apply */
+
+ if ( ft_strcmp( mmvar->axis[i].name, "Weight" ) == 0 )
+ mmvar->axis[i].tag = FT_MAKE_TAG( 'w', 'g', 'h', 't' );
+ else if ( ft_strcmp( mmvar->axis[i].name, "Width" ) == 0 )
+ mmvar->axis[i].tag = FT_MAKE_TAG( 'w', 'd', 't', 'h' );
+ else if ( ft_strcmp( mmvar->axis[i].name, "OpticalSize" ) == 0 )
+ mmvar->axis[i].tag = FT_MAKE_TAG( 'o', 'p', 's', 'z' );
+ }
+
+ if ( blend->num_designs == ( 1U << blend->num_axis ) )
+ {
+ mm_weights_unmap( blend->default_weight_vector,
+ axiscoords,
+ blend->num_axis );
+
+ for ( i = 0; i < mmaster.num_axis; ++i )
+ mmvar->axis[i].def = mm_axis_unmap( &blend->design_map[i],
+ axiscoords[i] );
+ }
+
+ *master = mmvar;
+
+ Exit:
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ T1_Set_MM_Blend( T1_Face face,
+ FT_UInt num_coords,
+ FT_Fixed* coords )
+ {
+ PS_Blend blend = face->blend;
+ FT_Error error;
+ FT_UInt n, m;
+
+
+ error = T1_Err_Invalid_Argument;
+
+ if ( blend && blend->num_axis == num_coords )
+ {
+ /* recompute the weight vector from the blend coordinates */
+ error = T1_Err_Ok;
+
+ for ( n = 0; n < blend->num_designs; n++ )
+ {
+ FT_Fixed result = 0x10000L; /* 1.0 fixed */
+
+
+ for ( m = 0; m < blend->num_axis; m++ )
+ {
+ FT_Fixed factor;
+
+
+ /* get current blend axis position */
+ factor = coords[m];
+ if ( factor < 0 ) factor = 0;
+ if ( factor > 0x10000L ) factor = 0x10000L;
+
+ if ( ( n & ( 1 << m ) ) == 0 )
+ factor = 0x10000L - factor;
+
+ result = FT_MulFix( result, factor );
+ }
+ blend->weight_vector[n] = result;
+ }
+
+ error = T1_Err_Ok;
+ }
+
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ T1_Set_MM_Design( T1_Face face,
+ FT_UInt num_coords,
+ FT_Long* coords )
+ {
+ PS_Blend blend = face->blend;
+ FT_Error error;
+ FT_UInt n, p;
+
+
+ error = T1_Err_Invalid_Argument;
+ if ( blend && blend->num_axis == num_coords )
+ {
+ /* compute the blend coordinates through the blend design map */
+ FT_Fixed final_blends[T1_MAX_MM_DESIGNS];
+
+
+ for ( n = 0; n < blend->num_axis; n++ )
+ {
+ FT_Long design = coords[n];
+ FT_Fixed the_blend;
+ PS_DesignMap map = blend->design_map + n;
+ FT_Long* designs = map->design_points;
+ FT_Fixed* blends = map->blend_points;
+ FT_Int before = -1, after = -1;
+
+
+ for ( p = 0; p < (FT_UInt)map->num_points; p++ )
+ {
+ FT_Long p_design = designs[p];
+
+
+ /* exact match? */
+ if ( design == p_design )
+ {
+ the_blend = blends[p];
+ goto Found;
+ }
+
+ if ( design < p_design )
+ {
+ after = p;
+ break;
+ }
+
+ before = p;
+ }
+
+ /* now interpolate if necessary */
+ if ( before < 0 )
+ the_blend = blends[0];
+
+ else if ( after < 0 )
+ the_blend = blends[map->num_points - 1];
+
+ else
+ the_blend = FT_MulDiv( design - designs[before],
+ blends [after] - blends [before],
+ designs[after] - designs[before] );
+
+ Found:
+ final_blends[n] = the_blend;
+ }
+
+ error = T1_Set_MM_Blend( face, num_coords, final_blends );
+ }
+
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* Just a wrapper around T1_Set_MM_Design to support the different */
+ /* arguments needed by the GX var distortable fonts. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ T1_Set_Var_Design( T1_Face face,
+ FT_UInt num_coords,
+ FT_Fixed* coords )
+ {
+ FT_Long lcoords[4]; /* maximum axis count is 4 */
+ FT_UInt i;
+ FT_Error error;
+
+
+ error = T1_Err_Invalid_Argument;
+ if ( num_coords <= 4 && num_coords > 0 )
+ {
+ for ( i = 0; i < num_coords; ++i )
+ lcoords[i] = FIXED_TO_INT( coords[i] );
+ error = T1_Set_MM_Design( face, num_coords, lcoords );
+ }
+
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ T1_Done_Blend( T1_Face face )
+ {
+ FT_Memory memory = face->root.memory;
+ PS_Blend blend = face->blend;
+
+
+ if ( blend )
+ {
+ FT_UInt num_designs = blend->num_designs;
+ FT_UInt num_axis = blend->num_axis;
+ FT_UInt n;
+
+
+ /* release design pos table */
+ FT_FREE( blend->design_pos[0] );
+ for ( n = 1; n < num_designs; n++ )
+ blend->design_pos[n] = 0;
+
+ /* release blend `private' and `font info' dictionaries */
+ FT_FREE( blend->privates[1] );
+ FT_FREE( blend->font_infos[1] );
+ FT_FREE( blend->bboxes[1] );
+
+ for ( n = 0; n < num_designs; n++ )
+ {
+ blend->privates [n] = 0;
+ blend->font_infos[n] = 0;
+ blend->bboxes [n] = 0;
+ }
+
+ /* release weight vectors */
+ FT_FREE( blend->weight_vector );
+ blend->default_weight_vector = 0;
+
+ /* release axis names */
+ for ( n = 0; n < num_axis; n++ )
+ FT_FREE( blend->axis_names[n] );
+
+ /* release design map */
+ for ( n = 0; n < num_axis; n++ )
+ {
+ PS_DesignMap dmap = blend->design_map + n;
+
+
+ FT_FREE( dmap->design_points );
+ dmap->num_points = 0;
+ }
+
+ FT_FREE( face->blend );
+ }
+ }
+
+
+ static void
+ parse_blend_axis_types( T1_Face face,
+ T1_Loader loader )
+ {
+ T1_TokenRec axis_tokens[T1_MAX_MM_AXIS];
+ FT_Int n, num_axis;
+ FT_Error error = T1_Err_Ok;
+ PS_Blend blend;
+ FT_Memory memory;
+
+
+ /* take an array of objects */
+ T1_ToTokenArray( &loader->parser, axis_tokens,
+ T1_MAX_MM_AXIS, &num_axis );
+ if ( num_axis < 0 )
+ {
+ error = T1_Err_Ignore;
+ goto Exit;
+ }
+ if ( num_axis == 0 || num_axis > T1_MAX_MM_AXIS )
+ {
+ FT_ERROR(( "parse_blend_axis_types: incorrect number of axes: %d\n",
+ num_axis ));
+ error = T1_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ /* allocate blend if necessary */
+ error = t1_allocate_blend( face, 0, (FT_UInt)num_axis );
+ if ( error )
+ goto Exit;
+
+ blend = face->blend;
+ memory = face->root.memory;
+
+ /* each token is an immediate containing the name of the axis */
+ for ( n = 0; n < num_axis; n++ )
+ {
+ T1_Token token = axis_tokens + n;
+ FT_Byte* name;
+ FT_PtrDist len;
+
+
+ /* skip first slash, if any */
+ if ( token->start[0] == '/' )
+ token->start++;
+
+ len = token->limit - token->start;
+ if ( len == 0 )
+ {
+ error = T1_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ if ( FT_ALLOC( blend->axis_names[n], len + 1 ) )
+ goto Exit;
+
+ name = (FT_Byte*)blend->axis_names[n];
+ FT_MEM_COPY( name, token->start, len );
+ name[len] = 0;
+ }
+
+ Exit:
+ loader->parser.root.error = error;
+ }
+
+
+ static void
+ parse_blend_design_positions( T1_Face face,
+ T1_Loader loader )
+ {
+ T1_TokenRec design_tokens[T1_MAX_MM_DESIGNS];
+ FT_Int num_designs;
+ FT_Int num_axis;
+ T1_Parser parser = &loader->parser;
+
+ FT_Error error = T1_Err_Ok;
+ PS_Blend blend;
+
+
+ /* get the array of design tokens -- compute number of designs */
+ T1_ToTokenArray( parser, design_tokens,
+ T1_MAX_MM_DESIGNS, &num_designs );
+ if ( num_designs < 0 )
+ {
+ error = T1_Err_Ignore;
+ goto Exit;
+ }
+ if ( num_designs == 0 || num_designs > T1_MAX_MM_DESIGNS )
+ {
+ FT_ERROR(( "parse_blend_design_positions:"
+ " incorrect number of designs: %d\n",
+ num_designs ));
+ error = T1_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ {
+ FT_Byte* old_cursor = parser->root.cursor;
+ FT_Byte* old_limit = parser->root.limit;
+ FT_Int n;
+
+
+ blend = face->blend;
+ num_axis = 0; /* make compiler happy */
+
+ for ( n = 0; n < num_designs; n++ )
+ {
+ T1_TokenRec axis_tokens[T1_MAX_MM_AXIS];
+ T1_Token token;
+ FT_Int axis, n_axis;
+
+
+ /* read axis/coordinates tokens */
+ token = design_tokens + n;
+ parser->root.cursor = token->start;
+ parser->root.limit = token->limit;
+ T1_ToTokenArray( parser, axis_tokens, T1_MAX_MM_AXIS, &n_axis );
+
+ if ( n == 0 )
+ {
+ if ( n_axis <= 0 || n_axis > T1_MAX_MM_AXIS )
+ {
+ FT_ERROR(( "parse_blend_design_positions:"
+ " invalid number of axes: %d\n",
+ n_axis ));
+ error = T1_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ num_axis = n_axis;
+ error = t1_allocate_blend( face, num_designs, num_axis );
+ if ( error )
+ goto Exit;
+ blend = face->blend;
+ }
+ else if ( n_axis != num_axis )
+ {
+ FT_ERROR(( "parse_blend_design_positions: incorrect table\n" ));
+ error = T1_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ /* now read each axis token into the design position */
+ for ( axis = 0; axis < n_axis; axis++ )
+ {
+ T1_Token token2 = axis_tokens + axis;
+
+
+ parser->root.cursor = token2->start;
+ parser->root.limit = token2->limit;
+ blend->design_pos[n][axis] = T1_ToFixed( parser, 0 );
+ }
+ }
+
+ loader->parser.root.cursor = old_cursor;
+ loader->parser.root.limit = old_limit;
+ }
+
+ Exit:
+ loader->parser.root.error = error;
+ }
+
+
+ static void
+ parse_blend_design_map( T1_Face face,
+ T1_Loader loader )
+ {
+ FT_Error error = T1_Err_Ok;
+ T1_Parser parser = &loader->parser;
+ PS_Blend blend;
+ T1_TokenRec axis_tokens[T1_MAX_MM_AXIS];
+ FT_Int n, num_axis;
+ FT_Byte* old_cursor;
+ FT_Byte* old_limit;
+ FT_Memory memory = face->root.memory;
+
+
+ T1_ToTokenArray( parser, axis_tokens,
+ T1_MAX_MM_AXIS, &num_axis );
+ if ( num_axis < 0 )
+ {
+ error = T1_Err_Ignore;
+ goto Exit;
+ }
+ if ( num_axis == 0 || num_axis > T1_MAX_MM_AXIS )
+ {
+ FT_ERROR(( "parse_blend_design_map: incorrect number of axes: %d\n",
+ num_axis ));
+ error = T1_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ old_cursor = parser->root.cursor;
+ old_limit = parser->root.limit;
+
+ error = t1_allocate_blend( face, 0, num_axis );
+ if ( error )
+ goto Exit;
+ blend = face->blend;
+
+ /* now read each axis design map */
+ for ( n = 0; n < num_axis; n++ )
+ {
+ PS_DesignMap map = blend->design_map + n;
+ T1_Token axis_token;
+ T1_TokenRec point_tokens[T1_MAX_MM_MAP_POINTS];
+ FT_Int p, num_points;
+
+
+ axis_token = axis_tokens + n;
+
+ parser->root.cursor = axis_token->start;
+ parser->root.limit = axis_token->limit;
+ T1_ToTokenArray( parser, point_tokens,
+ T1_MAX_MM_MAP_POINTS, &num_points );
+
+ if ( num_points <= 0 || num_points > T1_MAX_MM_MAP_POINTS )
+ {
+ FT_ERROR(( "parse_blend_design_map: incorrect table\n" ));
+ error = T1_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ /* allocate design map data */
+ if ( FT_NEW_ARRAY( map->design_points, num_points * 2 ) )
+ goto Exit;
+ map->blend_points = map->design_points + num_points;
+ map->num_points = (FT_Byte)num_points;
+
+ for ( p = 0; p < num_points; p++ )
+ {
+ T1_Token point_token;
+
+
+ point_token = point_tokens + p;
+
+ /* don't include delimiting brackets */
+ parser->root.cursor = point_token->start + 1;
+ parser->root.limit = point_token->limit - 1;
+
+ map->design_points[p] = T1_ToInt( parser );
+ map->blend_points [p] = T1_ToFixed( parser, 0 );
+ }
+ }
+
+ parser->root.cursor = old_cursor;
+ parser->root.limit = old_limit;
+
+ Exit:
+ parser->root.error = error;
+ }
+
+
+ static void
+ parse_weight_vector( T1_Face face,
+ T1_Loader loader )
+ {
+ T1_TokenRec design_tokens[T1_MAX_MM_DESIGNS];
+ FT_Int num_designs;
+ FT_Error error = T1_Err_Ok;
+ T1_Parser parser = &loader->parser;
+ PS_Blend blend = face->blend;
+ T1_Token token;
+ FT_Int n;
+ FT_Byte* old_cursor;
+ FT_Byte* old_limit;
+
+
+ T1_ToTokenArray( parser, design_tokens,
+ T1_MAX_MM_DESIGNS, &num_designs );
+ if ( num_designs < 0 )
+ {
+ error = T1_Err_Ignore;
+ goto Exit;
+ }
+ if ( num_designs == 0 || num_designs > T1_MAX_MM_DESIGNS )
+ {
+ FT_ERROR(( "parse_weight_vector:"
+ " incorrect number of designs: %d\n",
+ num_designs ));
+ error = T1_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ if ( !blend || !blend->num_designs )
+ {
+ error = t1_allocate_blend( face, num_designs, 0 );
+ if ( error )
+ goto Exit;
+ blend = face->blend;
+ }
+ else if ( blend->num_designs != (FT_UInt)num_designs )
+ {
+ FT_ERROR(( "parse_weight_vector:"
+ " /BlendDesignPosition and /WeightVector have\n"
+ " "
+ " different number of elements\n" ));
+ error = T1_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ old_cursor = parser->root.cursor;
+ old_limit = parser->root.limit;
+
+ for ( n = 0; n < num_designs; n++ )
+ {
+ token = design_tokens + n;
+ parser->root.cursor = token->start;
+ parser->root.limit = token->limit;
+
+ blend->default_weight_vector[n] =
+ blend->weight_vector[n] = T1_ToFixed( parser, 0 );
+ }
+
+ parser->root.cursor = old_cursor;
+ parser->root.limit = old_limit;
+
+ Exit:
+ parser->root.error = error;
+ }
+
+
+ /* e.g., /BuildCharArray [0 0 0 0 0 0 0 0] def */
+ /* we're only interested in the number of array elements */
+ static void
+ parse_buildchar( T1_Face face,
+ T1_Loader loader )
+ {
+ face->len_buildchar = T1_ToFixedArray( &loader->parser, 0, NULL, 0 );
+
+ return;
+ }
+
+
+#endif /* !T1_CONFIG_OPTION_NO_MM_SUPPORT */
+
+
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** TYPE 1 SYMBOL PARSING *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ static FT_Error
+ t1_load_keyword( T1_Face face,
+ T1_Loader loader,
+ const T1_Field field )
+ {
+ FT_Error error;
+ void* dummy_object;
+ void** objects;
+ FT_UInt max_objects;
+ PS_Blend blend = face->blend;
+
+
+ if ( blend && blend->num_designs == 0 )
+ blend = NULL;
+
+ /* if the keyword has a dedicated callback, call it */
+ if ( field->type == T1_FIELD_TYPE_CALLBACK )
+ {
+ field->reader( (FT_Face)face, loader );
+ error = loader->parser.root.error;
+ goto Exit;
+ }
+
+ /* now, the keyword is either a simple field, or a table of fields; */
+ /* we are now going to take care of it */
+ switch ( field->location )
+ {
+ case T1_FIELD_LOCATION_FONT_INFO:
+ dummy_object = &face->type1.font_info;
+ objects = &dummy_object;
+ max_objects = 0;
+
+ if ( blend )
+ {
+ objects = (void**)blend->font_infos;
+ max_objects = blend->num_designs;
+ }
+ break;
+
+ case T1_FIELD_LOCATION_FONT_EXTRA:
+ dummy_object = &face->type1.font_extra;
+ objects = &dummy_object;
+ max_objects = 0;
+ break;
+
+ case T1_FIELD_LOCATION_PRIVATE:
+ dummy_object = &face->type1.private_dict;
+ objects = &dummy_object;
+ max_objects = 0;
+
+ if ( blend )
+ {
+ objects = (void**)blend->privates;
+ max_objects = blend->num_designs;
+ }
+ break;
+
+ case T1_FIELD_LOCATION_BBOX:
+ dummy_object = &face->type1.font_bbox;
+ objects = &dummy_object;
+ max_objects = 0;
+
+ if ( blend )
+ {
+ objects = (void**)blend->bboxes;
+ max_objects = blend->num_designs;
+ }
+ break;
+
+ case T1_FIELD_LOCATION_LOADER:
+ dummy_object = loader;
+ objects = &dummy_object;
+ max_objects = 0;
+ break;
+
+ case T1_FIELD_LOCATION_FACE:
+ dummy_object = face;
+ objects = &dummy_object;
+ max_objects = 0;
+ break;
+
+#ifndef T1_CONFIG_OPTION_NO_MM_SUPPORT
+ case T1_FIELD_LOCATION_BLEND:
+ dummy_object = face->blend;
+ objects = &dummy_object;
+ max_objects = 0;
+ break;
+#endif
+
+ default:
+ dummy_object = &face->type1;
+ objects = &dummy_object;
+ max_objects = 0;
+ }
+
+ if ( field->type == T1_FIELD_TYPE_INTEGER_ARRAY ||
+ field->type == T1_FIELD_TYPE_FIXED_ARRAY )
+ error = T1_Load_Field_Table( &loader->parser, field,
+ objects, max_objects, 0 );
+ else
+ error = T1_Load_Field( &loader->parser, field,
+ objects, max_objects, 0 );
+
+ Exit:
+ return error;
+ }
+
+
+ static void
+ parse_private( T1_Face face,
+ T1_Loader loader )
+ {
+ FT_UNUSED( face );
+
+ loader->keywords_encountered |= T1_PRIVATE;
+ }
+
+
+ static int
+ read_binary_data( T1_Parser parser,
+ FT_Long* size,
+ FT_Byte** base )
+ {
+ FT_Byte* cur;
+ FT_Byte* limit = parser->root.limit;
+
+
+ /* the binary data has one of the following formats */
+ /* */
+ /* `size' [white*] RD white ....... ND */
+ /* `size' [white*] -| white ....... |- */
+ /* */
+
+ T1_Skip_Spaces( parser );
+
+ cur = parser->root.cursor;
+
+ if ( cur < limit && ft_isdigit( *cur ) )
+ {
+ FT_Long s = T1_ToInt( parser );
+
+
+ T1_Skip_PS_Token( parser ); /* `RD' or `-|' or something else */
+
+ /* there is only one whitespace char after the */
+ /* `RD' or `-|' token */
+ *base = parser->root.cursor + 1;
+
+ if ( s >= 0 && s < limit - *base )
+ {
+ parser->root.cursor += s + 1;
+ *size = s;
+ return !parser->root.error;
+ }
+ }
+
+ FT_ERROR(( "read_binary_data: invalid size field\n" ));
+ parser->root.error = T1_Err_Invalid_File_Format;
+ return 0;
+ }
+
+
+ /* We now define the routines to handle the `/Encoding', `/Subrs', */
+ /* and `/CharStrings' dictionaries. */
+
+ static void
+ t1_parse_font_matrix( T1_Face face,
+ T1_Loader loader )
+ {
+ T1_Parser parser = &loader->parser;
+ FT_Matrix* matrix = &face->type1.font_matrix;
+ FT_Vector* offset = &face->type1.font_offset;
+ FT_Face root = (FT_Face)&face->root;
+ FT_Fixed temp[6];
+ FT_Fixed temp_scale;
+ FT_Int result;
+
+
+ result = T1_ToFixedArray( parser, 6, temp, 3 );
+
+ if ( result < 0 )
+ {
+ parser->root.error = T1_Err_Invalid_File_Format;
+ return;
+ }
+
+ temp_scale = FT_ABS( temp[3] );
+
+ if ( temp_scale == 0 )
+ {
+ FT_ERROR(( "t1_parse_font_matrix: invalid font matrix\n" ));
+ parser->root.error = T1_Err_Invalid_File_Format;
+ return;
+ }
+
+ /* Set Units per EM based on FontMatrix values. We set the value to */
+ /* 1000 / temp_scale, because temp_scale was already multiplied by */
+ /* 1000 (in t1_tofixed, from psobjs.c). */
+
+ root->units_per_EM = (FT_UShort)( FT_DivFix( 1000 * 0x10000L,
+ temp_scale ) >> 16 );
+
+ /* we need to scale the values by 1.0/temp_scale */
+ if ( temp_scale != 0x10000L )
+ {
+ temp[0] = FT_DivFix( temp[0], temp_scale );
+ temp[1] = FT_DivFix( temp[1], temp_scale );
+ temp[2] = FT_DivFix( temp[2], temp_scale );
+ temp[4] = FT_DivFix( temp[4], temp_scale );
+ temp[5] = FT_DivFix( temp[5], temp_scale );
+ temp[3] = temp[3] < 0 ? -0x10000L : 0x10000L;
+ }
+
+ matrix->xx = temp[0];
+ matrix->yx = temp[1];
+ matrix->xy = temp[2];
+ matrix->yy = temp[3];
+
+ /* note that the offsets must be expressed in integer font units */
+ offset->x = temp[4] >> 16;
+ offset->y = temp[5] >> 16;
+ }
+
+
+ static void
+ parse_encoding( T1_Face face,
+ T1_Loader loader )
+ {
+ T1_Parser parser = &loader->parser;
+ FT_Byte* cur;
+ FT_Byte* limit = parser->root.limit;
+
+ PSAux_Service psaux = (PSAux_Service)face->psaux;
+
+
+ T1_Skip_Spaces( parser );
+ cur = parser->root.cursor;
+ if ( cur >= limit )
+ {
+ FT_ERROR(( "parse_encoding: out of bounds\n" ));
+ parser->root.error = T1_Err_Invalid_File_Format;
+ return;
+ }
+
+ /* if we have a number or `[', the encoding is an array, */
+ /* and we must load it now */
+ if ( ft_isdigit( *cur ) || *cur == '[' )
+ {
+ T1_Encoding encode = &face->type1.encoding;
+ FT_Int count, n;
+ PS_Table char_table = &loader->encoding_table;
+ FT_Memory memory = parser->root.memory;
+ FT_Error error;
+ FT_Bool only_immediates = 0;
+
+
+ /* read the number of entries in the encoding; should be 256 */
+ if ( *cur == '[' )
+ {
+ count = 256;
+ only_immediates = 1;
+ parser->root.cursor++;
+ }
+ else
+ count = (FT_Int)T1_ToInt( parser );
+
+ T1_Skip_Spaces( parser );
+ if ( parser->root.cursor >= limit )
+ return;
+
+ /* we use a T1_Table to store our charnames */
+ loader->num_chars = encode->num_chars = count;
+ if ( FT_NEW_ARRAY( encode->char_index, count ) ||
+ FT_NEW_ARRAY( encode->char_name, count ) ||
+ FT_SET_ERROR( psaux->ps_table_funcs->init(
+ char_table, count, memory ) ) )
+ {
+ parser->root.error = error;
+ return;
+ }
+
+ /* We need to `zero' out encoding_table.elements */
+ for ( n = 0; n < count; n++ )
+ {
+ char* notdef = (char *)".notdef";
+
+
+ T1_Add_Table( char_table, n, notdef, 8 );
+ }
+
+ /* Now we need to read records of the form */
+ /* */
+ /* ... charcode /charname ... */
+ /* */
+ /* for each entry in our table. */
+ /* */
+ /* We simply look for a number followed by an immediate */
+ /* name. Note that this ignores correctly the sequence */
+ /* that is often seen in type1 fonts: */
+ /* */
+ /* 0 1 255 { 1 index exch /.notdef put } for dup */
+ /* */
+ /* used to clean the encoding array before anything else. */
+ /* */
+ /* Alternatively, if the array is directly given as */
+ /* */
+ /* /Encoding [ ... ] */
+ /* */
+ /* we only read immediates. */
+
+ n = 0;
+ T1_Skip_Spaces( parser );
+
+ while ( parser->root.cursor < limit )
+ {
+ cur = parser->root.cursor;
+
+ /* we stop when we encounter a `def' or `]' */
+ if ( *cur == 'd' && cur + 3 < limit )
+ {
+ if ( cur[1] == 'e' &&
+ cur[2] == 'f' &&
+ IS_PS_DELIM( cur[3] ) )
+ {
+ FT_TRACE6(( "encoding end\n" ));
+ cur += 3;
+ break;
+ }
+ }
+ if ( *cur == ']' )
+ {
+ FT_TRACE6(( "encoding end\n" ));
+ cur++;
+ break;
+ }
+
+ /* check whether we've found an entry */
+ if ( ft_isdigit( *cur ) || only_immediates )
+ {
+ FT_Int charcode;
+
+
+ if ( only_immediates )
+ charcode = n;
+ else
+ {
+ charcode = (FT_Int)T1_ToInt( parser );
+ T1_Skip_Spaces( parser );
+ }
+
+ cur = parser->root.cursor;
+
+ if ( *cur == '/' && cur + 2 < limit && n < count )
+ {
+ FT_PtrDist len;
+
+
+ cur++;
+
+ parser->root.cursor = cur;
+ T1_Skip_PS_Token( parser );
+ if ( parser->root.error )
+ return;
+
+ len = parser->root.cursor - cur;
+
+ parser->root.error = T1_Add_Table( char_table, charcode,
+ cur, len + 1 );
+ if ( parser->root.error )
+ return;
+ char_table->elements[charcode][len] = '\0';
+
+ n++;
+ }
+ else if ( only_immediates )
+ {
+ /* Since the current position is not updated for */
+ /* immediates-only mode we would get an infinite loop if */
+ /* we don't do anything here. */
+ /* */
+ /* This encoding array is not valid according to the type1 */
+ /* specification (it might be an encoding for a CID type1 */
+ /* font, however), so we conclude that this font is NOT a */
+ /* type1 font. */
+ parser->root.error = FT_Err_Unknown_File_Format;
+ return;
+ }
+ }
+ else
+ {
+ T1_Skip_PS_Token( parser );
+ if ( parser->root.error )
+ return;
+ }
+
+ T1_Skip_Spaces( parser );
+ }
+
+ face->type1.encoding_type = T1_ENCODING_TYPE_ARRAY;
+ parser->root.cursor = cur;
+ }
+
+ /* Otherwise, we should have either `StandardEncoding', */
+ /* `ExpertEncoding', or `ISOLatin1Encoding' */
+ else
+ {
+ if ( cur + 17 < limit &&
+ ft_strncmp( (const char*)cur, "StandardEncoding", 16 ) == 0 )
+ face->type1.encoding_type = T1_ENCODING_TYPE_STANDARD;
+
+ else if ( cur + 15 < limit &&
+ ft_strncmp( (const char*)cur, "ExpertEncoding", 14 ) == 0 )
+ face->type1.encoding_type = T1_ENCODING_TYPE_EXPERT;
+
+ else if ( cur + 18 < limit &&
+ ft_strncmp( (const char*)cur, "ISOLatin1Encoding", 17 ) == 0 )
+ face->type1.encoding_type = T1_ENCODING_TYPE_ISOLATIN1;
+
+ else
+ parser->root.error = T1_Err_Ignore;
+ }
+ }
+
+
+ static void
+ parse_subrs( T1_Face face,
+ T1_Loader loader )
+ {
+ T1_Parser parser = &loader->parser;
+ PS_Table table = &loader->subrs;
+ FT_Memory memory = parser->root.memory;
+ FT_Error error;
+ FT_Int num_subrs;
+
+ PSAux_Service psaux = (PSAux_Service)face->psaux;
+
+
+ T1_Skip_Spaces( parser );
+
+ /* test for empty array */
+ if ( parser->root.cursor < parser->root.limit &&
+ *parser->root.cursor == '[' )
+ {
+ T1_Skip_PS_Token( parser );
+ T1_Skip_Spaces ( parser );
+ if ( parser->root.cursor >= parser->root.limit ||
+ *parser->root.cursor != ']' )
+ parser->root.error = T1_Err_Invalid_File_Format;
+ return;
+ }
+
+ num_subrs = (FT_Int)T1_ToInt( parser );
+
+ /* position the parser right before the `dup' of the first subr */
+ T1_Skip_PS_Token( parser ); /* `array' */
+ if ( parser->root.error )
+ return;
+ T1_Skip_Spaces( parser );
+
+ /* initialize subrs array -- with synthetic fonts it is possible */
+ /* we get here twice */
+ if ( !loader->num_subrs )
+ {
+ error = psaux->ps_table_funcs->init( table, num_subrs, memory );
+ if ( error )
+ goto Fail;
+ }
+
+ /* the format is simple: */
+ /* */
+ /* `index' + binary data */
+ /* */
+ for (;;)
+ {
+ FT_Long idx, size;
+ FT_Byte* base;
+
+
+ /* If the next token isn't `dup' we are done. */
+ if ( parser->root.cursor + 4 < parser->root.limit &&
+ ft_strncmp( (char*)parser->root.cursor, "dup", 3 ) != 0 )
+ break;
+
+ T1_Skip_PS_Token( parser ); /* `dup' */
+
+ idx = T1_ToInt( parser );
+
+ if ( !read_binary_data( parser, &size, &base ) )
+ return;
+
+ /* The binary string is followed by one token, e.g. `NP' */
+ /* (bound to `noaccess put') or by two separate tokens: */
+ /* `noaccess' & `put'. We position the parser right */
+ /* before the next `dup', if any. */
+ T1_Skip_PS_Token( parser ); /* `NP' or `|' or `noaccess' */
+ if ( parser->root.error )
+ return;
+ T1_Skip_Spaces ( parser );
+
+ if ( parser->root.cursor + 4 < parser->root.limit &&
+ ft_strncmp( (char*)parser->root.cursor, "put", 3 ) == 0 )
+ {
+ T1_Skip_PS_Token( parser ); /* skip `put' */
+ T1_Skip_Spaces ( parser );
+ }
+
+ /* with synthetic fonts it is possible we get here twice */
+ if ( loader->num_subrs )
+ continue;
+
+ /* some fonts use a value of -1 for lenIV to indicate that */
+ /* the charstrings are unencoded */
+ /* */
+ /* thanks to Tom Kacvinsky for pointing this out */
+ /* */
+ if ( face->type1.private_dict.lenIV >= 0 )
+ {
+ FT_Byte* temp;
+
+
+ /* some fonts define empty subr records -- this is not totally */
+ /* compliant to the specification (which says they should at */
+ /* least contain a `return'), but we support them anyway */
+ if ( size < face->type1.private_dict.lenIV )
+ {
+ error = T1_Err_Invalid_File_Format;
+ goto Fail;
+ }
+
+ /* t1_decrypt() shouldn't write to base -- make temporary copy */
+ if ( FT_ALLOC( temp, size ) )
+ goto Fail;
+ FT_MEM_COPY( temp, base, size );
+ psaux->t1_decrypt( temp, size, 4330 );
+ size -= face->type1.private_dict.lenIV;
+ error = T1_Add_Table( table, (FT_Int)idx,
+ temp + face->type1.private_dict.lenIV, size );
+ FT_FREE( temp );
+ }
+ else
+ error = T1_Add_Table( table, (FT_Int)idx, base, size );
+ if ( error )
+ goto Fail;
+ }
+
+ if ( !loader->num_subrs )
+ loader->num_subrs = num_subrs;
+
+ return;
+
+ Fail:
+ parser->root.error = error;
+ }
+
+
+#define TABLE_EXTEND 5
+
+
+ static void
+ parse_charstrings( T1_Face face,
+ T1_Loader loader )
+ {
+ T1_Parser parser = &loader->parser;
+ PS_Table code_table = &loader->charstrings;
+ PS_Table name_table = &loader->glyph_names;
+ PS_Table swap_table = &loader->swap_table;
+ FT_Memory memory = parser->root.memory;
+ FT_Error error;
+
+ PSAux_Service psaux = (PSAux_Service)face->psaux;
+
+ FT_Byte* cur;
+ FT_Byte* limit = parser->root.limit;
+ FT_Int n, num_glyphs;
+ FT_UInt notdef_index = 0;
+ FT_Byte notdef_found = 0;
+
+
+ num_glyphs = (FT_Int)T1_ToInt( parser );
+ /* some fonts like Optima-Oblique not only define the /CharStrings */
+ /* array but access it also */
+ if ( num_glyphs == 0 || parser->root.error )
+ return;
+
+ /* initialize tables, leaving space for addition of .notdef, */
+ /* if necessary, and a few other glyphs to handle buggy */
+ /* fonts which have more glyphs than specified. */
+
+ /* for some non-standard fonts like `Optima' which provides */
+ /* different outlines depending on the resolution it is */
+ /* possible to get here twice */
+ if ( !loader->num_glyphs )
+ {
+ error = psaux->ps_table_funcs->init(
+ code_table, num_glyphs + 1 + TABLE_EXTEND, memory );
+ if ( error )
+ goto Fail;
+
+ error = psaux->ps_table_funcs->init(
+ name_table, num_glyphs + 1 + TABLE_EXTEND, memory );
+ if ( error )
+ goto Fail;
+
+ /* Initialize table for swapping index notdef_index and */
+ /* index 0 names and codes (if necessary). */
+
+ error = psaux->ps_table_funcs->init( swap_table, 4, memory );
+ if ( error )
+ goto Fail;
+ }
+
+ n = 0;
+
+ for (;;)
+ {
+ FT_Long size;
+ FT_Byte* base;
+
+
+ /* the format is simple: */
+ /* `/glyphname' + binary data */
+
+ T1_Skip_Spaces( parser );
+
+ cur = parser->root.cursor;
+ if ( cur >= limit )
+ break;
+
+ /* we stop when we find a `def' or `end' keyword */
+ if ( cur + 3 < limit && IS_PS_DELIM( cur[3] ) )
+ {
+ if ( cur[0] == 'd' &&
+ cur[1] == 'e' &&
+ cur[2] == 'f' )
+ {
+ /* There are fonts which have this: */
+ /* */
+ /* /CharStrings 118 dict def */
+ /* Private begin */
+ /* CharStrings begin */
+ /* ... */
+ /* */
+ /* To catch this we ignore `def' if */
+ /* no charstring has actually been */
+ /* seen. */
+ if ( n )
+ break;
+ }
+
+ if ( cur[0] == 'e' &&
+ cur[1] == 'n' &&
+ cur[2] == 'd' )
+ break;
+ }
+
+ T1_Skip_PS_Token( parser );
+ if ( parser->root.error )
+ return;
+
+ if ( *cur == '/' )
+ {
+ FT_PtrDist len;
+
+
+ if ( cur + 1 >= limit )
+ {
+ error = T1_Err_Invalid_File_Format;
+ goto Fail;
+ }
+
+ cur++; /* skip `/' */
+ len = parser->root.cursor - cur;
+
+ if ( !read_binary_data( parser, &size, &base ) )
+ return;
+
+ /* for some non-standard fonts like `Optima' which provides */
+ /* different outlines depending on the resolution it is */
+ /* possible to get here twice */
+ if ( loader->num_glyphs )
+ continue;
+
+ error = T1_Add_Table( name_table, n, cur, len + 1 );
+ if ( error )
+ goto Fail;
+
+ /* add a trailing zero to the name table */
+ name_table->elements[n][len] = '\0';
+
+ /* record index of /.notdef */
+ if ( *cur == '.' &&
+ ft_strcmp( ".notdef",
+ (const char*)(name_table->elements[n]) ) == 0 )
+ {
+ notdef_index = n;
+ notdef_found = 1;
+ }
+
+ if ( face->type1.private_dict.lenIV >= 0 &&
+ n < num_glyphs + TABLE_EXTEND )
+ {
+ FT_Byte* temp;
+
+
+ if ( size <= face->type1.private_dict.lenIV )
+ {
+ error = T1_Err_Invalid_File_Format;
+ goto Fail;
+ }
+
+ /* t1_decrypt() shouldn't write to base -- make temporary copy */
+ if ( FT_ALLOC( temp, size ) )
+ goto Fail;
+ FT_MEM_COPY( temp, base, size );
+ psaux->t1_decrypt( temp, size, 4330 );
+ size -= face->type1.private_dict.lenIV;
+ error = T1_Add_Table( code_table, n,
+ temp + face->type1.private_dict.lenIV, size );
+ FT_FREE( temp );
+ }
+ else
+ error = T1_Add_Table( code_table, n, base, size );
+ if ( error )
+ goto Fail;
+
+ n++;
+ }
+ }
+
+ loader->num_glyphs = n;
+
+ /* if /.notdef is found but does not occupy index 0, do our magic. */
+ if ( notdef_found &&
+ ft_strcmp( ".notdef", (const char*)name_table->elements[0] ) )
+ {
+ /* Swap glyph in index 0 with /.notdef glyph. First, add index 0 */
+ /* name and code entries to swap_table. Then place notdef_index */
+ /* name and code entries into swap_table. Then swap name and code */
+ /* entries at indices notdef_index and 0 using values stored in */
+ /* swap_table. */
+
+ /* Index 0 name */
+ error = T1_Add_Table( swap_table, 0,
+ name_table->elements[0],
+ name_table->lengths [0] );
+ if ( error )
+ goto Fail;
+
+ /* Index 0 code */
+ error = T1_Add_Table( swap_table, 1,
+ code_table->elements[0],
+ code_table->lengths [0] );
+ if ( error )
+ goto Fail;
+
+ /* Index notdef_index name */
+ error = T1_Add_Table( swap_table, 2,
+ name_table->elements[notdef_index],
+ name_table->lengths [notdef_index] );
+ if ( error )
+ goto Fail;
+
+ /* Index notdef_index code */
+ error = T1_Add_Table( swap_table, 3,
+ code_table->elements[notdef_index],
+ code_table->lengths [notdef_index] );
+ if ( error )
+ goto Fail;
+
+ error = T1_Add_Table( name_table, notdef_index,
+ swap_table->elements[0],
+ swap_table->lengths [0] );
+ if ( error )
+ goto Fail;
+
+ error = T1_Add_Table( code_table, notdef_index,
+ swap_table->elements[1],
+ swap_table->lengths [1] );
+ if ( error )
+ goto Fail;
+
+ error = T1_Add_Table( name_table, 0,
+ swap_table->elements[2],
+ swap_table->lengths [2] );
+ if ( error )
+ goto Fail;
+
+ error = T1_Add_Table( code_table, 0,
+ swap_table->elements[3],
+ swap_table->lengths [3] );
+ if ( error )
+ goto Fail;
+
+ }
+ else if ( !notdef_found )
+ {
+ /* notdef_index is already 0, or /.notdef is undefined in */
+ /* charstrings dictionary. Worry about /.notdef undefined. */
+ /* We take index 0 and add it to the end of the table(s) */
+ /* and add our own /.notdef glyph to index 0. */
+
+ /* 0 333 hsbw endchar */
+ FT_Byte notdef_glyph[] = { 0x8B, 0xF7, 0xE1, 0x0D, 0x0E };
+ char* notdef_name = (char *)".notdef";
+
+
+ error = T1_Add_Table( swap_table, 0,
+ name_table->elements[0],
+ name_table->lengths [0] );
+ if ( error )
+ goto Fail;
+
+ error = T1_Add_Table( swap_table, 1,
+ code_table->elements[0],
+ code_table->lengths [0] );
+ if ( error )
+ goto Fail;
+
+ error = T1_Add_Table( name_table, 0, notdef_name, 8 );
+ if ( error )
+ goto Fail;
+
+ error = T1_Add_Table( code_table, 0, notdef_glyph, 5 );
+
+ if ( error )
+ goto Fail;
+
+ error = T1_Add_Table( name_table, n,
+ swap_table->elements[0],
+ swap_table->lengths [0] );
+ if ( error )
+ goto Fail;
+
+ error = T1_Add_Table( code_table, n,
+ swap_table->elements[1],
+ swap_table->lengths [1] );
+ if ( error )
+ goto Fail;
+
+ /* we added a glyph. */
+ loader->num_glyphs += 1;
+ }
+
+ return;
+
+ Fail:
+ parser->root.error = error;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* Define the token field static variables. This is a set of */
+ /* T1_FieldRec variables. */
+ /* */
+ /*************************************************************************/
+
+
+ static
+ const T1_FieldRec t1_keywords[] =
+ {
+
+#include "t1tokens.h"
+
+ /* now add the special functions... */
+ T1_FIELD_CALLBACK( "FontMatrix", t1_parse_font_matrix,
+ T1_FIELD_DICT_FONTDICT )
+ T1_FIELD_CALLBACK( "Encoding", parse_encoding,
+ T1_FIELD_DICT_FONTDICT )
+ T1_FIELD_CALLBACK( "Subrs", parse_subrs,
+ T1_FIELD_DICT_PRIVATE )
+ T1_FIELD_CALLBACK( "CharStrings", parse_charstrings,
+ T1_FIELD_DICT_PRIVATE )
+ T1_FIELD_CALLBACK( "Private", parse_private,
+ T1_FIELD_DICT_FONTDICT )
+
+#ifndef T1_CONFIG_OPTION_NO_MM_SUPPORT
+ T1_FIELD_CALLBACK( "BlendDesignPositions", parse_blend_design_positions,
+ T1_FIELD_DICT_FONTDICT )
+ T1_FIELD_CALLBACK( "BlendDesignMap", parse_blend_design_map,
+ T1_FIELD_DICT_FONTDICT )
+ T1_FIELD_CALLBACK( "BlendAxisTypes", parse_blend_axis_types,
+ T1_FIELD_DICT_FONTDICT )
+ T1_FIELD_CALLBACK( "WeightVector", parse_weight_vector,
+ T1_FIELD_DICT_FONTDICT )
+ T1_FIELD_CALLBACK( "BuildCharArray", parse_buildchar,
+ T1_FIELD_DICT_PRIVATE )
+#endif
+
+ { 0, T1_FIELD_LOCATION_CID_INFO, T1_FIELD_TYPE_NONE, 0, 0, 0, 0, 0, 0 }
+ };
+
+
+#define T1_FIELD_COUNT \
+ ( sizeof ( t1_keywords ) / sizeof ( t1_keywords[0] ) )
+
+
+ static FT_Error
+ parse_dict( T1_Face face,
+ T1_Loader loader,
+ FT_Byte* base,
+ FT_Long size )
+ {
+ T1_Parser parser = &loader->parser;
+ FT_Byte *limit, *start_binary = NULL;
+ FT_Bool have_integer = 0;
+
+
+ parser->root.cursor = base;
+ parser->root.limit = base + size;
+ parser->root.error = T1_Err_Ok;
+
+ limit = parser->root.limit;
+
+ T1_Skip_Spaces( parser );
+
+ while ( parser->root.cursor < limit )
+ {
+ FT_Byte* cur;
+
+
+ cur = parser->root.cursor;
+
+ /* look for `eexec' */
+ if ( IS_PS_TOKEN( cur, limit, "eexec" ) )
+ break;
+
+ /* look for `closefile' which ends the eexec section */
+ else if ( IS_PS_TOKEN( cur, limit, "closefile" ) )
+ break;
+
+ /* in a synthetic font the base font starts after a */
+ /* `FontDictionary' token that is placed after a Private dict */
+ else if ( IS_PS_TOKEN( cur, limit, "FontDirectory" ) )
+ {
+ if ( loader->keywords_encountered & T1_PRIVATE )
+ loader->keywords_encountered |=
+ T1_FONTDIR_AFTER_PRIVATE;
+ parser->root.cursor += 13;
+ }
+
+ /* check whether we have an integer */
+ else if ( ft_isdigit( *cur ) )
+ {
+ start_binary = cur;
+ T1_Skip_PS_Token( parser );
+ if ( parser->root.error )
+ goto Exit;
+ have_integer = 1;
+ }
+
+ /* in valid Type 1 fonts we don't see `RD' or `-|' directly */
+ /* since those tokens are handled by parse_subrs and */
+ /* parse_charstrings */
+ else if ( *cur == 'R' && cur + 6 < limit && *(cur + 1) == 'D' &&
+ have_integer )
+ {
+ FT_Long s;
+ FT_Byte* b;
+
+
+ parser->root.cursor = start_binary;
+ if ( !read_binary_data( parser, &s, &b ) )
+ return T1_Err_Invalid_File_Format;
+ have_integer = 0;
+ }
+
+ else if ( *cur == '-' && cur + 6 < limit && *(cur + 1) == '|' &&
+ have_integer )
+ {
+ FT_Long s;
+ FT_Byte* b;
+
+
+ parser->root.cursor = start_binary;
+ if ( !read_binary_data( parser, &s, &b ) )
+ return T1_Err_Invalid_File_Format;
+ have_integer = 0;
+ }
+
+ /* look for immediates */
+ else if ( *cur == '/' && cur + 2 < limit )
+ {
+ FT_PtrDist len;
+
+
+ cur++;
+
+ parser->root.cursor = cur;
+ T1_Skip_PS_Token( parser );
+ if ( parser->root.error )
+ goto Exit;
+
+ len = parser->root.cursor - cur;
+
+ if ( len > 0 && len < 22 && parser->root.cursor < limit )
+ {
+ /* now compare the immediate name to the keyword table */
+ T1_Field keyword = (T1_Field)t1_keywords;
+
+
+ for (;;)
+ {
+ FT_Byte* name;
+
+
+ name = (FT_Byte*)keyword->ident;
+ if ( !name )
+ break;
+
+ if ( cur[0] == name[0] &&
+ len == (FT_PtrDist)ft_strlen( (const char *)name ) &&
+ ft_memcmp( cur, name, len ) == 0 )
+ {
+ /* We found it -- run the parsing callback! */
+ /* We record every instance of every field */
+ /* (until we reach the base font of a */
+ /* synthetic font) to deal adequately with */
+ /* multiple master fonts; this is also */
+ /* necessary because later PostScript */
+ /* definitions override earlier ones. */
+
+ /* Once we encounter `FontDirectory' after */
+ /* `/Private', we know that this is a synthetic */
+ /* font; except for `/CharStrings' we are not */
+ /* interested in anything that follows this */
+ /* `FontDirectory'. */
+
+ /* MM fonts have more than one /Private token at */
+ /* the top level; let's hope that all the junk */
+ /* that follows the first /Private token is not */
+ /* interesting to us. */
+
+ /* According to Adobe Tech Note #5175 (CID-Keyed */
+ /* Font Installation for ATM Software) a `begin' */
+ /* must be followed by exactly one `end', and */
+ /* `begin' -- `end' pairs must be accurately */
+ /* paired. We could use this to distinguish */
+ /* between the global Private and the Private */
+ /* dict that is a member of the Blend dict. */
+
+ const FT_UInt dict =
+ ( loader->keywords_encountered & T1_PRIVATE )
+ ? T1_FIELD_DICT_PRIVATE
+ : T1_FIELD_DICT_FONTDICT;
+
+ if ( !( dict & keyword->dict ) )
+ {
+ FT_TRACE1(( "parse_dict: found %s but ignoring it "
+ "since it is in the wrong dictionary\n",
+ keyword->ident ));
+ break;
+ }
+
+ if ( !( loader->keywords_encountered &
+ T1_FONTDIR_AFTER_PRIVATE ) ||
+ ft_strcmp( (const char*)name, "CharStrings" ) == 0 )
+ {
+ parser->root.error = t1_load_keyword( face,
+ loader,
+ keyword );
+ if ( parser->root.error != T1_Err_Ok )
+ {
+ if ( FT_ERROR_BASE( parser->root.error ) == FT_Err_Ignore )
+ parser->root.error = T1_Err_Ok;
+ else
+ return parser->root.error;
+ }
+ }
+ break;
+ }
+
+ keyword++;
+ }
+ }
+
+ have_integer = 0;
+ }
+ else
+ {
+ T1_Skip_PS_Token( parser );
+ if ( parser->root.error )
+ goto Exit;
+ have_integer = 0;
+ }
+
+ T1_Skip_Spaces( parser );
+ }
+
+ Exit:
+ return parser->root.error;
+ }
+
+
+ static void
+ t1_init_loader( T1_Loader loader,
+ T1_Face face )
+ {
+ FT_UNUSED( face );
+
+ FT_MEM_ZERO( loader, sizeof ( *loader ) );
+ loader->num_glyphs = 0;
+ loader->num_chars = 0;
+
+ /* initialize the tables -- simply set their `init' field to 0 */
+ loader->encoding_table.init = 0;
+ loader->charstrings.init = 0;
+ loader->glyph_names.init = 0;
+ loader->subrs.init = 0;
+ loader->swap_table.init = 0;
+ loader->fontdata = 0;
+ loader->keywords_encountered = 0;
+ }
+
+
+ static void
+ t1_done_loader( T1_Loader loader )
+ {
+ T1_Parser parser = &loader->parser;
+
+
+ /* finalize tables */
+ T1_Release_Table( &loader->encoding_table );
+ T1_Release_Table( &loader->charstrings );
+ T1_Release_Table( &loader->glyph_names );
+ T1_Release_Table( &loader->swap_table );
+ T1_Release_Table( &loader->subrs );
+
+ /* finalize parser */
+ T1_Finalize_Parser( parser );
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ T1_Open_Face( T1_Face face )
+ {
+ T1_LoaderRec loader;
+ T1_Parser parser;
+ T1_Font type1 = &face->type1;
+ PS_Private priv = &type1->private_dict;
+ FT_Error error;
+
+ PSAux_Service psaux = (PSAux_Service)face->psaux;
+
+
+ t1_init_loader( &loader, face );
+
+ /* default values */
+ face->ndv_idx = -1;
+ face->cdv_idx = -1;
+ face->len_buildchar = 0;
+
+ priv->blue_shift = 7;
+ priv->blue_fuzz = 1;
+ priv->lenIV = 4;
+ priv->expansion_factor = (FT_Fixed)( 0.06 * 0x10000L );
+ priv->blue_scale = (FT_Fixed)( 0.039625 * 0x10000L * 1000 );
+
+ parser = &loader.parser;
+ error = T1_New_Parser( parser,
+ face->root.stream,
+ face->root.memory,
+ psaux );
+ if ( error )
+ goto Exit;
+
+ error = parse_dict( face, &loader,
+ parser->base_dict, parser->base_len );
+ if ( error )
+ goto Exit;
+
+ error = T1_Get_Private_Dict( parser, psaux );
+ if ( error )
+ goto Exit;
+
+ error = parse_dict( face, &loader,
+ parser->private_dict, parser->private_len );
+ if ( error )
+ goto Exit;
+
+ /* ensure even-ness of `num_blue_values' */
+ priv->num_blue_values &= ~1;
+
+#ifndef T1_CONFIG_OPTION_NO_MM_SUPPORT
+
+ if ( face->blend &&
+ face->blend->num_default_design_vector != 0 &&
+ face->blend->num_default_design_vector != face->blend->num_axis )
+ {
+ /* we don't use it currently so just warn, reset, and ignore */
+ FT_ERROR(( "T1_Open_Face(): /DesignVector contains %u entries "
+ "while there are %u axes.\n",
+ face->blend->num_default_design_vector,
+ face->blend->num_axis ));
+
+ face->blend->num_default_design_vector = 0;
+ }
+
+ /* the following can happen for MM instances; we then treat the */
+ /* font as a normal PS font */
+ if ( face->blend &&
+ ( !face->blend->num_designs || !face->blend->num_axis ) )
+ T1_Done_Blend( face );
+
+ /* another safety check */
+ if ( face->blend )
+ {
+ FT_UInt i;
+
+
+ for ( i = 0; i < face->blend->num_axis; i++ )
+ if ( !face->blend->design_map[i].num_points )
+ {
+ T1_Done_Blend( face );
+ break;
+ }
+ }
+
+ if ( face->blend )
+ {
+ if ( face->len_buildchar > 0 )
+ {
+ FT_Memory memory = face->root.memory;
+
+
+ if ( FT_NEW_ARRAY( face->buildchar, face->len_buildchar ) )
+ {
+ FT_ERROR(( "T1_Open_Face: cannot allocate BuildCharArray\n" ));
+ face->len_buildchar = 0;
+ goto Exit;
+ }
+ }
+ }
+ else
+ face->len_buildchar = 0;
+
+#endif /* !T1_CONFIG_OPTION_NO_MM_SUPPORT */
+
+ /* now, propagate the subrs, charstrings, and glyphnames tables */
+ /* to the Type1 data */
+ type1->num_glyphs = loader.num_glyphs;
+
+ if ( loader.subrs.init )
+ {
+ loader.subrs.init = 0;
+ type1->num_subrs = loader.num_subrs;
+ type1->subrs_block = loader.subrs.block;
+ type1->subrs = loader.subrs.elements;
+ type1->subrs_len = loader.subrs.lengths;
+ }
+
+#ifdef FT_CONFIG_OPTION_INCREMENTAL
+ if ( !face->root.internal->incremental_interface )
+#endif
+ if ( !loader.charstrings.init )
+ {
+ FT_ERROR(( "T1_Open_Face: no `/CharStrings' array in face\n" ));
+ error = T1_Err_Invalid_File_Format;
+ }
+
+ loader.charstrings.init = 0;
+ type1->charstrings_block = loader.charstrings.block;
+ type1->charstrings = loader.charstrings.elements;
+ type1->charstrings_len = loader.charstrings.lengths;
+
+ /* we copy the glyph names `block' and `elements' fields; */
+ /* the `lengths' field must be released later */
+ type1->glyph_names_block = loader.glyph_names.block;
+ type1->glyph_names = (FT_String**)loader.glyph_names.elements;
+ loader.glyph_names.block = 0;
+ loader.glyph_names.elements = 0;
+
+ /* we must now build type1.encoding when we have a custom array */
+ if ( type1->encoding_type == T1_ENCODING_TYPE_ARRAY )
+ {
+ FT_Int charcode, idx, min_char, max_char;
+ FT_Byte* char_name;
+ FT_Byte* glyph_name;
+
+
+ /* OK, we do the following: for each element in the encoding */
+ /* table, look up the index of the glyph having the same name */
+ /* the index is then stored in type1.encoding.char_index, and */
+ /* the name to type1.encoding.char_name */
+
+ min_char = 0;
+ max_char = 0;
+
+ charcode = 0;
+ for ( ; charcode < loader.encoding_table.max_elems; charcode++ )
+ {
+ type1->encoding.char_index[charcode] = 0;
+ type1->encoding.char_name [charcode] = (char *)".notdef";
+
+ char_name = loader.encoding_table.elements[charcode];
+ if ( char_name )
+ for ( idx = 0; idx < type1->num_glyphs; idx++ )
+ {
+ glyph_name = (FT_Byte*)type1->glyph_names[idx];
+ if ( ft_strcmp( (const char*)char_name,
+ (const char*)glyph_name ) == 0 )
+ {
+ type1->encoding.char_index[charcode] = (FT_UShort)idx;
+ type1->encoding.char_name [charcode] = (char*)glyph_name;
+
+ /* Change min/max encoded char only if glyph name is */
+ /* not /.notdef */
+ if ( ft_strcmp( (const char*)".notdef",
+ (const char*)glyph_name ) != 0 )
+ {
+ if ( charcode < min_char )
+ min_char = charcode;
+ if ( charcode >= max_char )
+ max_char = charcode + 1;
+ }
+ break;
+ }
+ }
+ }
+
+ type1->encoding.code_first = min_char;
+ type1->encoding.code_last = max_char;
+ type1->encoding.num_chars = loader.num_chars;
+ }
+
+ Exit:
+ t1_done_loader( &loader );
+ return error;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* t1load.h */
+/* */
+/* Type 1 font loader (specification). */
+/* */
+/* Copyright 1996-2001, 2002, 2004, 2006, 2007 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __T1LOAD_H__
+#define __T1LOAD_H__
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_STREAM_H
+#include FT_INTERNAL_POSTSCRIPT_AUX_H
+#include FT_MULTIPLE_MASTERS_H
+
+#include "t1parse.h"
+
+
+FT_BEGIN_HEADER
+
+
+ typedef struct T1_Loader_
+ {
+ T1_ParserRec parser; /* parser used to read the stream */
+
+ FT_Int num_chars; /* number of characters in encoding */
+ PS_TableRec encoding_table; /* PS_Table used to store the */
+ /* encoding character names */
+
+ FT_Int num_glyphs;
+ PS_TableRec glyph_names;
+ PS_TableRec charstrings;
+ PS_TableRec swap_table; /* For moving .notdef glyph to index 0. */
+
+ FT_Int num_subrs;
+ PS_TableRec subrs;
+ FT_Bool fontdata;
+
+ FT_UInt keywords_encountered; /* T1_LOADER_ENCOUNTERED_XXX */
+
+ } T1_LoaderRec, *T1_Loader;
+
+
+ /* treatment of some keywords differs depending on whether */
+ /* they precede or follow certain other keywords */
+
+#define T1_PRIVATE ( 1 << 0 )
+#define T1_FONTDIR_AFTER_PRIVATE ( 1 << 1 )
+
+
+ FT_LOCAL( FT_Error )
+ T1_Open_Face( T1_Face face );
+
+#ifndef T1_CONFIG_OPTION_NO_MM_SUPPORT
+
+ FT_LOCAL( FT_Error )
+ T1_Get_Multi_Master( T1_Face face,
+ FT_Multi_Master* master );
+
+ FT_LOCAL_DEF( FT_Error )
+ T1_Get_MM_Var( T1_Face face,
+ FT_MM_Var* *master );
+
+ FT_LOCAL( FT_Error )
+ T1_Set_MM_Blend( T1_Face face,
+ FT_UInt num_coords,
+ FT_Fixed* coords );
+
+ FT_LOCAL( FT_Error )
+ T1_Set_MM_Design( T1_Face face,
+ FT_UInt num_coords,
+ FT_Long* coords );
+
+ FT_LOCAL_DEF( FT_Error )
+ T1_Set_Var_Design( T1_Face face,
+ FT_UInt num_coords,
+ FT_Fixed* coords );
+
+ FT_LOCAL( void )
+ T1_Done_Blend( T1_Face face );
+
+#endif /* !T1_CONFIG_OPTION_NO_MM_SUPPORT */
+
+
+FT_END_HEADER
+
+#endif /* __T1LOAD_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* t1objs.c */
+/* */
+/* Type 1 objects manager (body). */
+/* */
+/* Copyright 1996-2009, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_CALC_H
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_STREAM_H
+#include FT_TRUETYPE_IDS_H
+
+#include "t1gload.h"
+#include "t1load.h"
+
+#include "t1errors.h"
+
+#ifndef T1_CONFIG_OPTION_NO_AFM
+#include "t1afm.h"
+#endif
+
+#include FT_SERVICE_POSTSCRIPT_CMAPS_H
+#include FT_INTERNAL_POSTSCRIPT_AUX_H
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_t1objs
+
+
+ /*************************************************************************/
+ /* */
+ /* SIZE FUNCTIONS */
+ /* */
+ /* note that we store the global hints in the size's "internal" root */
+ /* field */
+ /* */
+ /*************************************************************************/
+
+
+ static PSH_Globals_Funcs
+ T1_Size_Get_Globals_Funcs( T1_Size size )
+ {
+ T1_Face face = (T1_Face)size->root.face;
+ PSHinter_Service pshinter = (PSHinter_Service)face->pshinter;
+ FT_Module module;
+
+
+ module = FT_Get_Module( size->root.face->driver->root.library,
+ "pshinter" );
+ return ( module && pshinter && pshinter->get_globals_funcs )
+ ? pshinter->get_globals_funcs( module )
+ : 0 ;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ T1_Size_Done( FT_Size t1size ) /* T1_Size */
+ {
+ T1_Size size = (T1_Size)t1size;
+
+
+ if ( size->root.internal )
+ {
+ PSH_Globals_Funcs funcs;
+
+
+ funcs = T1_Size_Get_Globals_Funcs( size );
+ if ( funcs )
+ funcs->destroy( (PSH_Globals)size->root.internal );
+
+ size->root.internal = 0;
+ }
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ T1_Size_Init( FT_Size t1size ) /* T1_Size */
+ {
+ T1_Size size = (T1_Size)t1size;
+ FT_Error error = T1_Err_Ok;
+ PSH_Globals_Funcs funcs = T1_Size_Get_Globals_Funcs( size );
+
+
+ if ( funcs )
+ {
+ PSH_Globals globals;
+ T1_Face face = (T1_Face)size->root.face;
+
+
+ error = funcs->create( size->root.face->memory,
+ &face->type1.private_dict, &globals );
+ if ( !error )
+ size->root.internal = (FT_Size_Internal)(void*)globals;
+ }
+
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ T1_Size_Request( FT_Size t1size, /* T1_Size */
+ FT_Size_Request req )
+ {
+ T1_Size size = (T1_Size)t1size;
+ PSH_Globals_Funcs funcs = T1_Size_Get_Globals_Funcs( size );
+
+
+ FT_Request_Metrics( size->root.face, req );
+
+ if ( funcs )
+ funcs->set_scale( (PSH_Globals)size->root.internal,
+ size->root.metrics.x_scale,
+ size->root.metrics.y_scale,
+ 0, 0 );
+
+ return T1_Err_Ok;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* SLOT FUNCTIONS */
+ /* */
+ /*************************************************************************/
+
+ FT_LOCAL_DEF( void )
+ T1_GlyphSlot_Done( FT_GlyphSlot slot )
+ {
+ slot->internal->glyph_hints = 0;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ T1_GlyphSlot_Init( FT_GlyphSlot slot )
+ {
+ T1_Face face;
+ PSHinter_Service pshinter;
+
+
+ face = (T1_Face)slot->face;
+ pshinter = (PSHinter_Service)face->pshinter;
+
+ if ( pshinter )
+ {
+ FT_Module module;
+
+
+ module = FT_Get_Module( slot->face->driver->root.library,
+ "pshinter" );
+ if ( module )
+ {
+ T1_Hints_Funcs funcs;
+
+
+ funcs = pshinter->get_t1_funcs( module );
+ slot->internal->glyph_hints = (void*)funcs;
+ }
+ }
+
+ return 0;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* FACE FUNCTIONS */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* T1_Face_Done */
+ /* */
+ /* <Description> */
+ /* The face object destructor. */
+ /* */
+ /* <Input> */
+ /* face :: A typeless pointer to the face object to destroy. */
+ /* */
+ FT_LOCAL_DEF( void )
+ T1_Face_Done( FT_Face t1face ) /* T1_Face */
+ {
+ T1_Face face = (T1_Face)t1face;
+ FT_Memory memory;
+ T1_Font type1;
+
+
+ if ( !face )
+ return;
+
+ memory = face->root.memory;
+ type1 = &face->type1;
+
+#ifndef T1_CONFIG_OPTION_NO_MM_SUPPORT
+ /* release multiple masters information */
+ FT_ASSERT( ( face->len_buildchar == 0 ) == ( face->buildchar == NULL ) );
+
+ if ( face->buildchar )
+ {
+ FT_FREE( face->buildchar );
+
+ face->buildchar = NULL;
+ face->len_buildchar = 0;
+ }
+
+ T1_Done_Blend( face );
+ face->blend = 0;
+#endif
+
+ /* release font info strings */
+ {
+ PS_FontInfo info = &type1->font_info;
+
+
+ FT_FREE( info->version );
+ FT_FREE( info->notice );
+ FT_FREE( info->full_name );
+ FT_FREE( info->family_name );
+ FT_FREE( info->weight );
+ }
+
+ /* release top dictionary */
+ FT_FREE( type1->charstrings_len );
+ FT_FREE( type1->charstrings );
+ FT_FREE( type1->glyph_names );
+
+ FT_FREE( type1->subrs );
+ FT_FREE( type1->subrs_len );
+
+ FT_FREE( type1->subrs_block );
+ FT_FREE( type1->charstrings_block );
+ FT_FREE( type1->glyph_names_block );
+
+ FT_FREE( type1->encoding.char_index );
+ FT_FREE( type1->encoding.char_name );
+ FT_FREE( type1->font_name );
+
+#ifndef T1_CONFIG_OPTION_NO_AFM
+ /* release afm data if present */
+ if ( face->afm_data )
+ T1_Done_Metrics( memory, (AFM_FontInfo)face->afm_data );
+#endif
+
+ /* release unicode map, if any */
+#if 0
+ FT_FREE( face->unicode_map_rec.maps );
+ face->unicode_map_rec.num_maps = 0;
+ face->unicode_map = NULL;
+#endif
+
+ face->root.family_name = NULL;
+ face->root.style_name = NULL;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* T1_Face_Init */
+ /* */
+ /* <Description> */
+ /* The face object constructor. */
+ /* */
+ /* <Input> */
+ /* stream :: input stream where to load font data. */
+ /* */
+ /* face_index :: The index of the font face in the resource. */
+ /* */
+ /* num_params :: Number of additional generic parameters. Ignored. */
+ /* */
+ /* params :: Additional generic parameters. Ignored. */
+ /* */
+ /* <InOut> */
+ /* face :: The face record to build. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ T1_Face_Init( FT_Stream stream,
+ FT_Face t1face, /* T1_Face */
+ FT_Int face_index,
+ FT_Int num_params,
+ FT_Parameter* params )
+ {
+ T1_Face face = (T1_Face)t1face;
+ FT_Error error;
+ FT_Service_PsCMaps psnames;
+ PSAux_Service psaux;
+ T1_Font type1 = &face->type1;
+ PS_FontInfo info = &type1->font_info;
+
+ FT_UNUSED( num_params );
+ FT_UNUSED( params );
+ FT_UNUSED( stream );
+
+
+ face->root.num_faces = 1;
+
+ FT_FACE_FIND_GLOBAL_SERVICE( face, psnames, POSTSCRIPT_CMAPS );
+ face->psnames = psnames;
+
+ face->psaux = FT_Get_Module_Interface( FT_FACE_LIBRARY( face ),
+ "psaux" );
+ psaux = (PSAux_Service)face->psaux;
+ if ( !psaux )
+ {
+ FT_ERROR(( "T1_Face_Init: cannot access `psaux' module\n" ));
+ error = T1_Err_Missing_Module;
+ goto Exit;
+ }
+
+ face->pshinter = FT_Get_Module_Interface( FT_FACE_LIBRARY( face ),
+ "pshinter" );
+
+ FT_TRACE2(( "Type 1 driver\n" ));
+
+ /* open the tokenizer; this will also check the font format */
+ error = T1_Open_Face( face );
+ if ( error )
+ goto Exit;
+
+ /* if we just wanted to check the format, leave successfully now */
+ if ( face_index < 0 )
+ goto Exit;
+
+ /* check the face index */
+ if ( face_index > 0 )
+ {
+ FT_ERROR(( "T1_Face_Init: invalid face index\n" ));
+ error = T1_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ /* now load the font program into the face object */
+
+ /* initialize the face object fields */
+
+ /* set up root face fields */
+ {
+ FT_Face root = (FT_Face)&face->root;
+
+
+ root->num_glyphs = type1->num_glyphs;
+ root->face_index = 0;
+
+ root->face_flags = FT_FACE_FLAG_SCALABLE |
+ FT_FACE_FLAG_HORIZONTAL |
+ FT_FACE_FLAG_GLYPH_NAMES |
+ FT_FACE_FLAG_HINTER;
+
+ if ( info->is_fixed_pitch )
+ root->face_flags |= FT_FACE_FLAG_FIXED_WIDTH;
+
+ if ( face->blend )
+ root->face_flags |= FT_FACE_FLAG_MULTIPLE_MASTERS;
+
+ /* XXX: TODO -- add kerning with .afm support */
+
+
+ /* The following code to extract the family and the style is very */
+ /* simplistic and might get some things wrong. For a full-featured */
+ /* algorithm you might have a look at the whitepaper given at */
+ /* */
+ /* http://blogs.msdn.com/text/archive/2007/04/23/wpf-font-selection-model.aspx */
+
+ /* get style name -- be careful, some broken fonts only */
+ /* have a `/FontName' dictionary entry! */
+ root->family_name = info->family_name;
+ root->style_name = NULL;
+
+ if ( root->family_name )
+ {
+ char* full = info->full_name;
+ char* family = root->family_name;
+
+
+ if ( full )
+ {
+ FT_Bool the_same = TRUE;
+
+
+ while ( *full )
+ {
+ if ( *full == *family )
+ {
+ family++;
+ full++;
+ }
+ else
+ {
+ if ( *full == ' ' || *full == '-' )
+ full++;
+ else if ( *family == ' ' || *family == '-' )
+ family++;
+ else
+ {
+ the_same = FALSE;
+
+ if ( !*family )
+ root->style_name = full;
+ break;
+ }
+ }
+ }
+
+ if ( the_same )
+ root->style_name = (char *)"Regular";
+ }
+ }
+ else
+ {
+ /* do we have a `/FontName'? */
+ if ( type1->font_name )
+ root->family_name = type1->font_name;
+ }
+
+ if ( !root->style_name )
+ {
+ if ( info->weight )
+ root->style_name = info->weight;
+ else
+ /* assume `Regular' style because we don't know better */
+ root->style_name = (char *)"Regular";
+ }
+
+ /* compute style flags */
+ root->style_flags = 0;
+ if ( info->italic_angle )
+ root->style_flags |= FT_STYLE_FLAG_ITALIC;
+ if ( info->weight )
+ {
+ if ( !ft_strcmp( info->weight, "Bold" ) ||
+ !ft_strcmp( info->weight, "Black" ) )
+ root->style_flags |= FT_STYLE_FLAG_BOLD;
+ }
+
+ /* no embedded bitmap support */
+ root->num_fixed_sizes = 0;
+ root->available_sizes = 0;
+
+ root->bbox.xMin = type1->font_bbox.xMin >> 16;
+ root->bbox.yMin = type1->font_bbox.yMin >> 16;
+ /* no `U' suffix here to 0xFFFF! */
+ root->bbox.xMax = ( type1->font_bbox.xMax + 0xFFFF ) >> 16;
+ root->bbox.yMax = ( type1->font_bbox.yMax + 0xFFFF ) >> 16;
+
+ /* Set units_per_EM if we didn't set it in t1_parse_font_matrix. */
+ if ( !root->units_per_EM )
+ root->units_per_EM = 1000;
+
+ root->ascender = (FT_Short)( root->bbox.yMax );
+ root->descender = (FT_Short)( root->bbox.yMin );
+
+ root->height = (FT_Short)( ( root->units_per_EM * 12 ) / 10 );
+ if ( root->height < root->ascender - root->descender )
+ root->height = (FT_Short)( root->ascender - root->descender );
+
+ /* now compute the maximum advance width */
+ root->max_advance_width =
+ (FT_Short)( root->bbox.xMax );
+ {
+ FT_Pos max_advance;
+
+
+ error = T1_Compute_Max_Advance( face, &max_advance );
+
+ /* in case of error, keep the standard width */
+ if ( !error )
+ root->max_advance_width = (FT_Short)FIXED_TO_INT( max_advance );
+ else
+ error = T1_Err_Ok; /* clear error */
+ }
+
+ root->max_advance_height = root->height;
+
+ root->underline_position = (FT_Short)info->underline_position;
+ root->underline_thickness = (FT_Short)info->underline_thickness;
+ }
+
+ {
+ FT_Face root = &face->root;
+
+
+ if ( psnames )
+ {
+ FT_CharMapRec charmap;
+ T1_CMap_Classes cmap_classes = psaux->t1_cmap_classes;
+ FT_CMap_Class clazz;
+
+
+ charmap.face = root;
+
+ /* first of all, try to synthesize a Unicode charmap */
+ charmap.platform_id = TT_PLATFORM_MICROSOFT;
+ charmap.encoding_id = TT_MS_ID_UNICODE_CS;
+ charmap.encoding = FT_ENCODING_UNICODE;
+
+ error = FT_CMap_New( cmap_classes->unicode, NULL, &charmap, NULL );
+ if ( error && FT_Err_No_Unicode_Glyph_Name != error )
+ goto Exit;
+ error = FT_Err_Ok;
+
+ /* now, generate an Adobe Standard encoding when appropriate */
+ charmap.platform_id = TT_PLATFORM_ADOBE;
+ clazz = NULL;
+
+ switch ( type1->encoding_type )
+ {
+ case T1_ENCODING_TYPE_STANDARD:
+ charmap.encoding = FT_ENCODING_ADOBE_STANDARD;
+ charmap.encoding_id = TT_ADOBE_ID_STANDARD;
+ clazz = cmap_classes->standard;
+ break;
+
+ case T1_ENCODING_TYPE_EXPERT:
+ charmap.encoding = FT_ENCODING_ADOBE_EXPERT;
+ charmap.encoding_id = TT_ADOBE_ID_EXPERT;
+ clazz = cmap_classes->expert;
+ break;
+
+ case T1_ENCODING_TYPE_ARRAY:
+ charmap.encoding = FT_ENCODING_ADOBE_CUSTOM;
+ charmap.encoding_id = TT_ADOBE_ID_CUSTOM;
+ clazz = cmap_classes->custom;
+ break;
+
+ case T1_ENCODING_TYPE_ISOLATIN1:
+ charmap.encoding = FT_ENCODING_ADOBE_LATIN_1;
+ charmap.encoding_id = TT_ADOBE_ID_LATIN_1;
+ clazz = cmap_classes->unicode;
+ break;
+
+ default:
+ ;
+ }
+
+ if ( clazz )
+ error = FT_CMap_New( clazz, NULL, &charmap, NULL );
+
+#if 0
+ /* Select default charmap */
+ if (root->num_charmaps)
+ root->charmap = root->charmaps[0];
+#endif
+ }
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* T1_Driver_Init */
+ /* */
+ /* <Description> */
+ /* Initializes a given Type 1 driver object. */
+ /* */
+ /* <Input> */
+ /* driver :: A handle to the target driver object. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ T1_Driver_Init( FT_Module driver )
+ {
+ FT_UNUSED( driver );
+
+ return T1_Err_Ok;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* T1_Driver_Done */
+ /* */
+ /* <Description> */
+ /* Finalizes a given Type 1 driver. */
+ /* */
+ /* <Input> */
+ /* driver :: A handle to the target Type 1 driver. */
+ /* */
+ FT_LOCAL_DEF( void )
+ T1_Driver_Done( FT_Module driver )
+ {
+ FT_UNUSED( driver );
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* t1objs.h */
+/* */
+/* Type 1 objects manager (specification). */
+/* */
+/* Copyright 1996-2001, 2002, 2006, 2011 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __T1OBJS_H__
+#define __T1OBJS_H__
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_OBJECTS_H
+#include FT_CONFIG_CONFIG_H
+#include FT_INTERNAL_TYPE1_TYPES_H
+
+
+FT_BEGIN_HEADER
+
+
+ /* The following structures must be defined by the hinter */
+ typedef struct T1_Size_Hints_ T1_Size_Hints;
+ typedef struct T1_Glyph_Hints_ T1_Glyph_Hints;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* T1_Size */
+ /* */
+ /* <Description> */
+ /* A handle to a Type 1 size object. */
+ /* */
+ typedef struct T1_SizeRec_* T1_Size;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* T1_GlyphSlot */
+ /* */
+ /* <Description> */
+ /* A handle to a Type 1 glyph slot object. */
+ /* */
+ typedef struct T1_GlyphSlotRec_* T1_GlyphSlot;
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* T1_CharMap */
+ /* */
+ /* <Description> */
+ /* A handle to a Type 1 character mapping object. */
+ /* */
+ /* <Note> */
+ /* The Type 1 format doesn't use a charmap but an encoding table. */
+ /* The driver is responsible for making up charmap objects */
+ /* corresponding to these tables. */
+ /* */
+ typedef struct T1_CharMapRec_* T1_CharMap;
+
+
+ /*************************************************************************/
+ /* */
+ /* HERE BEGINS THE TYPE1 SPECIFIC STUFF */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* T1_SizeRec */
+ /* */
+ /* <Description> */
+ /* Type 1 size record. */
+ /* */
+ typedef struct T1_SizeRec_
+ {
+ FT_SizeRec root;
+
+ } T1_SizeRec;
+
+
+ FT_LOCAL( void )
+ T1_Size_Done( FT_Size size );
+
+ FT_LOCAL( FT_Error )
+ T1_Size_Request( FT_Size size,
+ FT_Size_Request req );
+
+ FT_LOCAL( FT_Error )
+ T1_Size_Init( FT_Size size );
+
+
+ /*************************************************************************/
+ /* */
+ /* <Type> */
+ /* T1_GlyphSlotRec */
+ /* */
+ /* <Description> */
+ /* Type 1 glyph slot record. */
+ /* */
+ typedef struct T1_GlyphSlotRec_
+ {
+ FT_GlyphSlotRec root;
+
+ FT_Bool hint;
+ FT_Bool scaled;
+
+ FT_Int max_points;
+ FT_Int max_contours;
+
+ FT_Fixed x_scale;
+ FT_Fixed y_scale;
+
+ } T1_GlyphSlotRec;
+
+
+ FT_LOCAL( FT_Error )
+ T1_Face_Init( FT_Stream stream,
+ FT_Face face,
+ FT_Int face_index,
+ FT_Int num_params,
+ FT_Parameter* params );
+
+ FT_LOCAL( void )
+ T1_Face_Done( FT_Face face );
+
+ FT_LOCAL( FT_Error )
+ T1_GlyphSlot_Init( FT_GlyphSlot slot );
+
+ FT_LOCAL( void )
+ T1_GlyphSlot_Done( FT_GlyphSlot slot );
+
+ FT_LOCAL( FT_Error )
+ T1_Driver_Init( FT_Module driver );
+
+ FT_LOCAL( void )
+ T1_Driver_Done( FT_Module driver );
+
+
+FT_END_HEADER
+
+#endif /* __T1OBJS_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* t1parse.c */
+/* */
+/* Type 1 parser (body). */
+/* */
+/* Copyright 1996-2005, 2008, 2009, 2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* The Type 1 parser is in charge of the following: */
+ /* */
+ /* - provide an implementation of a growing sequence of objects called */
+ /* a `T1_Table' (used to build various tables needed by the loader). */
+ /* */
+ /* - opening .pfb and .pfa files to extract their top-level and private */
+ /* dictionaries. */
+ /* */
+ /* - read numbers, arrays & strings from any dictionary. */
+ /* */
+ /* See `t1load.c' to see how data is loaded from the font file. */
+ /* */
+ /*************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_STREAM_H
+#include FT_INTERNAL_POSTSCRIPT_AUX_H
+
+#include "t1parse.h"
+
+#include "t1errors.h"
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_t1parse
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+ /***** *****/
+ /***** INPUT STREAM PARSER *****/
+ /***** *****/
+ /*************************************************************************/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /* see Adobe Technical Note 5040.Download_Fonts.pdf */
+
+ static FT_Error
+ read_pfb_tag( FT_Stream stream,
+ FT_UShort *atag,
+ FT_ULong *asize )
+ {
+ FT_Error error;
+ FT_UShort tag;
+ FT_ULong size;
+
+
+ *atag = 0;
+ *asize = 0;
+
+ if ( !FT_READ_USHORT( tag ) )
+ {
+ if ( tag == 0x8001U || tag == 0x8002U )
+ {
+ if ( !FT_READ_ULONG_LE( size ) )
+ *asize = size;
+ }
+
+ *atag = tag;
+ }
+
+ return error;
+ }
+
+
+ static FT_Error
+ check_type1_format( FT_Stream stream,
+ const char* header_string,
+ size_t header_length )
+ {
+ FT_Error error;
+ FT_UShort tag;
+ FT_ULong dummy;
+
+
+ if ( FT_STREAM_SEEK( 0 ) )
+ goto Exit;
+
+ error = read_pfb_tag( stream, &tag, &dummy );
+ if ( error )
+ goto Exit;
+
+ /* We assume that the first segment in a PFB is always encoded as */
+ /* text. This might be wrong (and the specification doesn't insist */
+ /* on that), but we have never seen a counterexample. */
+ if ( tag != 0x8001U && FT_STREAM_SEEK( 0 ) )
+ goto Exit;
+
+ if ( !FT_FRAME_ENTER( header_length ) )
+ {
+ error = T1_Err_Ok;
+
+ if ( ft_memcmp( stream->cursor, header_string, header_length ) != 0 )
+ error = T1_Err_Unknown_File_Format;
+
+ FT_FRAME_EXIT();
+ }
+
+ Exit:
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ T1_New_Parser( T1_Parser parser,
+ FT_Stream stream,
+ FT_Memory memory,
+ PSAux_Service psaux )
+ {
+ FT_Error error;
+ FT_UShort tag;
+ FT_ULong size;
+
+
+ psaux->ps_parser_funcs->init( &parser->root, 0, 0, memory );
+
+ parser->stream = stream;
+ parser->base_len = 0;
+ parser->base_dict = 0;
+ parser->private_len = 0;
+ parser->private_dict = 0;
+ parser->in_pfb = 0;
+ parser->in_memory = 0;
+ parser->single_block = 0;
+
+ /* check the header format */
+ error = check_type1_format( stream, "%!PS-AdobeFont", 14 );
+ if ( error )
+ {
+ if ( error != T1_Err_Unknown_File_Format )
+ goto Exit;
+
+ error = check_type1_format( stream, "%!FontType", 10 );
+ if ( error )
+ {
+ FT_TRACE2(( " not a Type 1 font\n" ));
+ goto Exit;
+ }
+ }
+
+ /******************************************************************/
+ /* */
+ /* Here a short summary of what is going on: */
+ /* */
+ /* When creating a new Type 1 parser, we try to locate and load */
+ /* the base dictionary if this is possible (i.e., for PFB */
+ /* files). Otherwise, we load the whole font into memory. */
+ /* */
+ /* When `loading' the base dictionary, we only setup pointers */
+ /* in the case of a memory-based stream. Otherwise, we */
+ /* allocate and load the base dictionary in it. */
+ /* */
+ /* parser->in_pfb is set if we are in a binary (`.pfb') font. */
+ /* parser->in_memory is set if we have a memory stream. */
+ /* */
+
+ /* try to compute the size of the base dictionary; */
+ /* look for a Postscript binary file tag, i.e., 0x8001 */
+ if ( FT_STREAM_SEEK( 0L ) )
+ goto Exit;
+
+ error = read_pfb_tag( stream, &tag, &size );
+ if ( error )
+ goto Exit;
+
+ if ( tag != 0x8001U )
+ {
+ /* assume that this is a PFA file for now; an error will */
+ /* be produced later when more things are checked */
+ if ( FT_STREAM_SEEK( 0L ) )
+ goto Exit;
+ size = stream->size;
+ }
+ else
+ parser->in_pfb = 1;
+
+ /* now, try to load `size' bytes of the `base' dictionary we */
+ /* found previously */
+
+ /* if it is a memory-based resource, set up pointers */
+ if ( !stream->read )
+ {
+ parser->base_dict = (FT_Byte*)stream->base + stream->pos;
+ parser->base_len = size;
+ parser->in_memory = 1;
+
+ /* check that the `size' field is valid */
+ if ( FT_STREAM_SKIP( size ) )
+ goto Exit;
+ }
+ else
+ {
+ /* read segment in memory -- this is clumsy, but so does the format */
+ if ( FT_ALLOC( parser->base_dict, size ) ||
+ FT_STREAM_READ( parser->base_dict, size ) )
+ goto Exit;
+ parser->base_len = size;
+ }
+
+ parser->root.base = parser->base_dict;
+ parser->root.cursor = parser->base_dict;
+ parser->root.limit = parser->root.cursor + parser->base_len;
+
+ Exit:
+ if ( error && !parser->in_memory )
+ FT_FREE( parser->base_dict );
+
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ T1_Finalize_Parser( T1_Parser parser )
+ {
+ FT_Memory memory = parser->root.memory;
+
+
+ /* always free the private dictionary */
+ FT_FREE( parser->private_dict );
+
+ /* free the base dictionary only when we have a disk stream */
+ if ( !parser->in_memory )
+ FT_FREE( parser->base_dict );
+
+ parser->root.funcs.done( &parser->root );
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ T1_Get_Private_Dict( T1_Parser parser,
+ PSAux_Service psaux )
+ {
+ FT_Stream stream = parser->stream;
+ FT_Memory memory = parser->root.memory;
+ FT_Error error = T1_Err_Ok;
+ FT_ULong size;
+
+
+ if ( parser->in_pfb )
+ {
+ /* in the case of the PFB format, the private dictionary can be */
+ /* made of several segments. We thus first read the number of */
+ /* segments to compute the total size of the private dictionary */
+ /* then re-read them into memory. */
+ FT_Long start_pos = FT_STREAM_POS();
+ FT_UShort tag;
+
+
+ parser->private_len = 0;
+ for (;;)
+ {
+ error = read_pfb_tag( stream, &tag, &size );
+ if ( error )
+ goto Fail;
+
+ if ( tag != 0x8002U )
+ break;
+
+ parser->private_len += size;
+
+ if ( FT_STREAM_SKIP( size ) )
+ goto Fail;
+ }
+
+ /* Check that we have a private dictionary there */
+ /* and allocate private dictionary buffer */
+ if ( parser->private_len == 0 )
+ {
+ FT_ERROR(( "T1_Get_Private_Dict:"
+ " invalid private dictionary section\n" ));
+ error = T1_Err_Invalid_File_Format;
+ goto Fail;
+ }
+
+ if ( FT_STREAM_SEEK( start_pos ) ||
+ FT_ALLOC( parser->private_dict, parser->private_len ) )
+ goto Fail;
+
+ parser->private_len = 0;
+ for (;;)
+ {
+ error = read_pfb_tag( stream, &tag, &size );
+ if ( error || tag != 0x8002U )
+ {
+ error = T1_Err_Ok;
+ break;
+ }
+
+ if ( FT_STREAM_READ( parser->private_dict + parser->private_len,
+ size ) )
+ goto Fail;
+
+ parser->private_len += size;
+ }
+ }
+ else
+ {
+ /* We have already `loaded' the whole PFA font file into memory; */
+ /* if this is a memory resource, allocate a new block to hold */
+ /* the private dict. Otherwise, simply overwrite into the base */
+ /* dictionary block in the heap. */
+
+ /* first of all, look at the `eexec' keyword */
+ FT_Byte* cur = parser->base_dict;
+ FT_Byte* limit = cur + parser->base_len;
+ FT_Byte c;
+
+
+ Again:
+ for (;;)
+ {
+ c = cur[0];
+ if ( c == 'e' && cur + 9 < limit ) /* 9 = 5 letters for `eexec' + */
+ /* newline + 4 chars */
+ {
+ if ( cur[1] == 'e' &&
+ cur[2] == 'x' &&
+ cur[3] == 'e' &&
+ cur[4] == 'c' )
+ break;
+ }
+ cur++;
+ if ( cur >= limit )
+ {
+ FT_ERROR(( "T1_Get_Private_Dict:"
+ " could not find `eexec' keyword\n" ));
+ error = T1_Err_Invalid_File_Format;
+ goto Exit;
+ }
+ }
+
+ /* check whether `eexec' was real -- it could be in a comment */
+ /* or string (as e.g. in u003043t.gsf from ghostscript) */
+
+ parser->root.cursor = parser->base_dict;
+ parser->root.limit = cur + 9;
+
+ cur = parser->root.cursor;
+ limit = parser->root.limit;
+
+ while ( cur < limit )
+ {
+ if ( *cur == 'e' && ft_strncmp( (char*)cur, "eexec", 5 ) == 0 )
+ goto Found;
+
+ T1_Skip_PS_Token( parser );
+ if ( parser->root.error )
+ break;
+ T1_Skip_Spaces ( parser );
+ cur = parser->root.cursor;
+ }
+
+ /* we haven't found the correct `eexec'; go back and continue */
+ /* searching */
+
+ cur = limit;
+ limit = parser->base_dict + parser->base_len;
+ goto Again;
+
+ /* now determine where to write the _encrypted_ binary private */
+ /* dictionary. We overwrite the base dictionary for disk-based */
+ /* resources and allocate a new block otherwise */
+
+ Found:
+ parser->root.limit = parser->base_dict + parser->base_len;
+
+ T1_Skip_PS_Token( parser );
+ cur = parser->root.cursor;
+
+ /* according to the Type1 spec, the first cipher byte must not be */
+ /* an ASCII whitespace character code (blank, tab, carriage return */
+ /* or line feed). We have seen Type 1 fonts with two line feed */
+ /* characters... So skip now all whitespace character codes. */
+ while ( cur < limit &&
+ ( *cur == ' ' ||
+ *cur == '\t' ||
+ *cur == '\r' ||
+ *cur == '\n' ) )
+ ++cur;
+ if ( cur >= limit )
+ {
+ FT_ERROR(( "T1_Get_Private_Dict:"
+ " `eexec' not properly terminated\n" ));
+ error = T1_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ size = parser->base_len - ( cur - parser->base_dict );
+
+ if ( parser->in_memory )
+ {
+ /* note that we allocate one more byte to put a terminating `0' */
+ if ( FT_ALLOC( parser->private_dict, size + 1 ) )
+ goto Fail;
+ parser->private_len = size;
+ }
+ else
+ {
+ parser->single_block = 1;
+ parser->private_dict = parser->base_dict;
+ parser->private_len = size;
+ parser->base_dict = 0;
+ parser->base_len = 0;
+ }
+
+ /* now determine whether the private dictionary is encoded in binary */
+ /* or hexadecimal ASCII format -- decode it accordingly */
+
+ /* we need to access the next 4 bytes (after the final \r following */
+ /* the `eexec' keyword); if they all are hexadecimal digits, then */
+ /* we have a case of ASCII storage */
+
+ if ( ft_isxdigit( cur[0] ) && ft_isxdigit( cur[1] ) &&
+ ft_isxdigit( cur[2] ) && ft_isxdigit( cur[3] ) )
+ {
+ /* ASCII hexadecimal encoding */
+ FT_Long len;
+
+
+ parser->root.cursor = cur;
+ (void)psaux->ps_parser_funcs->to_bytes( &parser->root,
+ parser->private_dict,
+ parser->private_len,
+ &len,
+ 0 );
+ parser->private_len = len;
+
+ /* put a safeguard */
+ parser->private_dict[len] = '\0';
+ }
+ else
+ /* binary encoding -- copy the private dict */
+ FT_MEM_MOVE( parser->private_dict, cur, size );
+ }
+
+ /* we now decrypt the encoded binary private dictionary */
+ psaux->t1_decrypt( parser->private_dict, parser->private_len, 55665U );
+
+ if ( parser->private_len < 4 )
+ {
+ FT_ERROR(( "T1_Get_Private_Dict:"
+ " invalid private dictionary section\n" ));
+ error = T1_Err_Invalid_File_Format;
+ goto Fail;
+ }
+
+ /* replace the four random bytes at the beginning with whitespace */
+ parser->private_dict[0] = ' ';
+ parser->private_dict[1] = ' ';
+ parser->private_dict[2] = ' ';
+ parser->private_dict[3] = ' ';
+
+ parser->root.base = parser->private_dict;
+ parser->root.cursor = parser->private_dict;
+ parser->root.limit = parser->root.cursor + parser->private_len;
+
+ Fail:
+ Exit:
+ return error;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* t1parse.h */
+/* */
+/* Type 1 parser (specification). */
+/* */
+/* Copyright 1996-2001, 2002, 2003, 2008 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __T1PARSE_H__
+#define __T1PARSE_H__
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_TYPE1_TYPES_H
+#include FT_INTERNAL_STREAM_H
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* <Struct> */
+ /* T1_ParserRec */
+ /* */
+ /* <Description> */
+ /* A PS_ParserRec is an object used to parse a Type 1 fonts very */
+ /* quickly. */
+ /* */
+ /* <Fields> */
+ /* root :: The root parser. */
+ /* */
+ /* stream :: The current input stream. */
+ /* */
+ /* base_dict :: A pointer to the top-level dictionary. */
+ /* */
+ /* base_len :: The length in bytes of the top dictionary. */
+ /* */
+ /* private_dict :: A pointer to the private dictionary. */
+ /* */
+ /* private_len :: The length in bytes of the private dictionary. */
+ /* */
+ /* in_pfb :: A boolean. Indicates that we are handling a PFB */
+ /* file. */
+ /* */
+ /* in_memory :: A boolean. Indicates a memory-based stream. */
+ /* */
+ /* single_block :: A boolean. Indicates that the private dictionary */
+ /* is stored in lieu of the base dictionary. */
+ /* */
+ typedef struct T1_ParserRec_
+ {
+ PS_ParserRec root;
+ FT_Stream stream;
+
+ FT_Byte* base_dict;
+ FT_ULong base_len;
+
+ FT_Byte* private_dict;
+ FT_ULong private_len;
+
+ FT_Bool in_pfb;
+ FT_Bool in_memory;
+ FT_Bool single_block;
+
+ } T1_ParserRec, *T1_Parser;
+
+
+#define T1_Add_Table( p, i, o, l ) (p)->funcs.add( (p), i, o, l )
+#define T1_Done_Table( p ) \
+ do \
+ { \
+ if ( (p)->funcs.done ) \
+ (p)->funcs.done( p ); \
+ } while ( 0 )
+#define T1_Release_Table( p ) \
+ do \
+ { \
+ if ( (p)->funcs.release ) \
+ (p)->funcs.release( p ); \
+ } while ( 0 )
+
+
+#define T1_Skip_Spaces( p ) (p)->root.funcs.skip_spaces( &(p)->root )
+#define T1_Skip_PS_Token( p ) (p)->root.funcs.skip_PS_token( &(p)->root )
+
+#define T1_ToInt( p ) (p)->root.funcs.to_int( &(p)->root )
+#define T1_ToFixed( p, t ) (p)->root.funcs.to_fixed( &(p)->root, t )
+
+#define T1_ToCoordArray( p, m, c ) \
+ (p)->root.funcs.to_coord_array( &(p)->root, m, c )
+#define T1_ToFixedArray( p, m, f, t ) \
+ (p)->root.funcs.to_fixed_array( &(p)->root, m, f, t )
+#define T1_ToToken( p, t ) \
+ (p)->root.funcs.to_token( &(p)->root, t )
+#define T1_ToTokenArray( p, t, m, c ) \
+ (p)->root.funcs.to_token_array( &(p)->root, t, m, c )
+
+#define T1_Load_Field( p, f, o, m, pf ) \
+ (p)->root.funcs.load_field( &(p)->root, f, o, m, pf )
+
+#define T1_Load_Field_Table( p, f, o, m, pf ) \
+ (p)->root.funcs.load_field_table( &(p)->root, f, o, m, pf )
+
+
+ FT_LOCAL( FT_Error )
+ T1_New_Parser( T1_Parser parser,
+ FT_Stream stream,
+ FT_Memory memory,
+ PSAux_Service psaux );
+
+ FT_LOCAL( FT_Error )
+ T1_Get_Private_Dict( T1_Parser parser,
+ PSAux_Service psaux );
+
+ FT_LOCAL( void )
+ T1_Finalize_Parser( T1_Parser parser );
+
+
+FT_END_HEADER
+
+#endif /* __T1PARSE_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* t1tokens.h */
+/* */
+/* Type 1 tokenizer (specification). */
+/* */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2006, 2008, 2009 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#undef FT_STRUCTURE
+#define FT_STRUCTURE PS_FontInfoRec
+#undef T1CODE
+#define T1CODE T1_FIELD_LOCATION_FONT_INFO
+
+ T1_FIELD_STRING( "version", version,
+ T1_FIELD_DICT_FONTDICT )
+ T1_FIELD_STRING( "Notice", notice,
+ T1_FIELD_DICT_FONTDICT )
+ T1_FIELD_STRING( "FullName", full_name,
+ T1_FIELD_DICT_FONTDICT )
+ T1_FIELD_STRING( "FamilyName", family_name,
+ T1_FIELD_DICT_FONTDICT )
+ T1_FIELD_STRING( "Weight", weight,
+ T1_FIELD_DICT_FONTDICT )
+
+ /* we use pointers to detect modifications made by synthetic fonts */
+ T1_FIELD_NUM ( "ItalicAngle", italic_angle,
+ T1_FIELD_DICT_FONTDICT )
+ T1_FIELD_BOOL ( "isFixedPitch", is_fixed_pitch,
+ T1_FIELD_DICT_FONTDICT )
+ T1_FIELD_NUM ( "UnderlinePosition", underline_position,
+ T1_FIELD_DICT_FONTDICT )
+ T1_FIELD_NUM ( "UnderlineThickness", underline_thickness,
+ T1_FIELD_DICT_FONTDICT )
+
+#undef FT_STRUCTURE
+#define FT_STRUCTURE PS_FontExtraRec
+#undef T1CODE
+#define T1CODE T1_FIELD_LOCATION_FONT_EXTRA
+
+ T1_FIELD_NUM ( "FSType", fs_type,
+ T1_FIELD_DICT_FONTDICT )
+
+#undef FT_STRUCTURE
+#define FT_STRUCTURE PS_PrivateRec
+#undef T1CODE
+#define T1CODE T1_FIELD_LOCATION_PRIVATE
+
+ T1_FIELD_NUM ( "UniqueID", unique_id,
+ T1_FIELD_DICT_FONTDICT | T1_FIELD_DICT_PRIVATE )
+ T1_FIELD_NUM ( "lenIV", lenIV,
+ T1_FIELD_DICT_PRIVATE )
+ T1_FIELD_NUM ( "LanguageGroup", language_group,
+ T1_FIELD_DICT_PRIVATE )
+ T1_FIELD_NUM ( "password", password,
+ T1_FIELD_DICT_PRIVATE )
+
+ T1_FIELD_FIXED_1000( "BlueScale", blue_scale,
+ T1_FIELD_DICT_PRIVATE )
+ T1_FIELD_NUM ( "BlueShift", blue_shift,
+ T1_FIELD_DICT_PRIVATE )
+ T1_FIELD_NUM ( "BlueFuzz", blue_fuzz,
+ T1_FIELD_DICT_PRIVATE )
+
+ T1_FIELD_NUM_TABLE ( "BlueValues", blue_values, 14,
+ T1_FIELD_DICT_PRIVATE )
+ T1_FIELD_NUM_TABLE ( "OtherBlues", other_blues, 10,
+ T1_FIELD_DICT_PRIVATE )
+ T1_FIELD_NUM_TABLE ( "FamilyBlues", family_blues, 14,
+ T1_FIELD_DICT_PRIVATE )
+ T1_FIELD_NUM_TABLE ( "FamilyOtherBlues", family_other_blues, 10,
+ T1_FIELD_DICT_PRIVATE )
+
+ T1_FIELD_NUM_TABLE2( "StdHW", standard_width, 1,
+ T1_FIELD_DICT_PRIVATE )
+ T1_FIELD_NUM_TABLE2( "StdVW", standard_height, 1,
+ T1_FIELD_DICT_PRIVATE )
+ T1_FIELD_NUM_TABLE2( "MinFeature", min_feature, 2,
+ T1_FIELD_DICT_PRIVATE )
+
+ T1_FIELD_NUM_TABLE ( "StemSnapH", snap_widths, 12,
+ T1_FIELD_DICT_PRIVATE )
+ T1_FIELD_NUM_TABLE ( "StemSnapV", snap_heights, 12,
+ T1_FIELD_DICT_PRIVATE )
+
+ T1_FIELD_FIXED ( "ExpansionFactor", expansion_factor,
+ T1_FIELD_DICT_PRIVATE )
+ T1_FIELD_BOOL ( "ForceBold", force_bold,
+ T1_FIELD_DICT_PRIVATE )
+
+
+#undef FT_STRUCTURE
+#define FT_STRUCTURE T1_FontRec
+#undef T1CODE
+#define T1CODE T1_FIELD_LOCATION_FONT_DICT
+
+ T1_FIELD_KEY ( "FontName", font_name, T1_FIELD_DICT_FONTDICT )
+ T1_FIELD_NUM ( "PaintType", paint_type, T1_FIELD_DICT_FONTDICT )
+ T1_FIELD_NUM ( "FontType", font_type, T1_FIELD_DICT_FONTDICT )
+ T1_FIELD_FIXED( "StrokeWidth", stroke_width, T1_FIELD_DICT_FONTDICT )
+
+
+#undef FT_STRUCTURE
+#define FT_STRUCTURE FT_BBox
+#undef T1CODE
+#define T1CODE T1_FIELD_LOCATION_BBOX
+
+ T1_FIELD_BBOX( "FontBBox", xMin, T1_FIELD_DICT_FONTDICT )
+
+
+#ifndef T1_CONFIG_OPTION_NO_MM_SUPPORT
+
+#undef FT_STRUCTURE
+#define FT_STRUCTURE T1_FaceRec
+#undef T1CODE
+#define T1CODE T1_FIELD_LOCATION_FACE
+
+ T1_FIELD_NUM( "NDV", ndv_idx, T1_FIELD_DICT_PRIVATE )
+ T1_FIELD_NUM( "CDV", cdv_idx, T1_FIELD_DICT_PRIVATE )
+
+
+#undef FT_STRUCTURE
+#define FT_STRUCTURE PS_BlendRec
+#undef T1CODE
+#define T1CODE T1_FIELD_LOCATION_BLEND
+
+ T1_FIELD_NUM_TABLE( "DesignVector", default_design_vector,
+ T1_MAX_MM_DESIGNS, T1_FIELD_DICT_FONTDICT )
+
+
+#endif /* T1_CONFIG_OPTION_NO_MM_SUPPORT */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* type1.c */
+/* */
+/* FreeType Type 1 driver component (body only). */
+/* */
+/* Copyright 1996-2001 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#define FT_MAKE_OPTION_SINGLE_OBJECT
+
+#include <ft2build.h>
+#include "t1parse.c"
+#include "t1load.c"
+#include "t1objs.c"
+#include "t1driver.c"
+#include "t1gload.c"
+
+#ifndef T1_CONFIG_OPTION_NO_AFM
+#include "t1afm.c"
+#endif
+
+
+/* END */
--- /dev/null
+# FreeType 2 src/type42 Jamfile
+#
+# Copyright 2002 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+SubDir FT2_TOP $(FT2_SRC_DIR) type42 ;
+
+{
+ local _sources ;
+
+ if $(FT2_MULTI)
+ {
+ _sources = t42objs t42parse t42drivr ;
+ }
+ else
+ {
+ _sources = type42 ;
+ }
+
+ Library $(FT2_LIB) : $(_sources).c ;
+}
+
+# end of src/type42 Jamfile
--- /dev/null
+#
+# FreeType 2 Type42 module definition
+#
+
+
+# Copyright 2002, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+FTMODULE_H_COMMANDS += TYPE42_DRIVER
+
+define TYPE42_DRIVER
+$(OPEN_DRIVER) FT_Driver_ClassRec, t42_driver_class $(CLOSE_DRIVER)
+$(ECHO_DRIVER)type42 $(ECHO_DRIVER_DESC)Type 42 font files with no known extension$(ECHO_DRIVER_DONE)
+endef
+
+# EOF
--- /dev/null
+#
+# FreeType 2 Type42 driver configuration rules
+#
+
+
+# Copyright 2002, 2003, 2008 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# Type42 driver directory
+#
+T42_DIR := $(SRC_DIR)/type42
+
+
+# compilation flags for the driver
+#
+T42_COMPILE := $(FT_COMPILE) $I$(subst /,$(COMPILER_SEP),$(T42_DIR))
+
+
+# Type42 driver source
+#
+T42_DRV_SRC := $(T42_DIR)/t42objs.c \
+ $(T42_DIR)/t42parse.c \
+ $(T42_DIR)/t42drivr.c
+
+# Type42 driver headers
+#
+T42_DRV_H := $(T42_DRV_SRC:%.c=%.h) \
+ $(T42_DIR)/t42error.h \
+ $(T42_DIR)/t42types.h
+
+
+# Type42 driver object(s)
+#
+# T42_DRV_OBJ_M is used during `multi' builds
+# T42_DRV_OBJ_S is used during `single' builds
+#
+T42_DRV_OBJ_M := $(T42_DRV_SRC:$(T42_DIR)/%.c=$(OBJ_DIR)/%.$O)
+T42_DRV_OBJ_S := $(OBJ_DIR)/type42.$O
+
+# Type42 driver source file for single build
+#
+T42_DRV_SRC_S := $(T42_DIR)/type42.c
+
+
+# Type42 driver - single object
+#
+$(T42_DRV_OBJ_S): $(T42_DRV_SRC_S) $(T42_DRV_SRC) $(FREETYPE_H) $(T42_DRV_H)
+ $(T42_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $(T42_DRV_SRC_S))
+
+
+# Type42 driver - multiple objects
+#
+$(OBJ_DIR)/%.$O: $(T42_DIR)/%.c $(FREETYPE_H) $(T42_DRV_H)
+ $(T42_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $<)
+
+
+# update main driver object lists
+#
+DRV_OBJS_S += $(T42_DRV_OBJ_S)
+DRV_OBJS_M += $(T42_DRV_OBJ_M)
+
+
+# EOF
--- /dev/null
+/***************************************************************************/
+/* */
+/* t42drivr.c */
+/* */
+/* High-level Type 42 driver interface (body). */
+/* */
+/* Copyright 2002-2004, 2006, 2007, 2009, 2011 by Roberto Alameda. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This driver implements Type42 fonts as described in the */
+ /* Technical Note #5012 from Adobe, with these limitations: */
+ /* */
+ /* 1) CID Fonts are not currently supported. */
+ /* 2) Incremental fonts making use of the GlyphDirectory keyword */
+ /* will be loaded, but the rendering will be using the TrueType */
+ /* tables. */
+ /* 3) As for Type1 fonts, CDevProc is not supported. */
+ /* 4) The Metrics dictionary is not supported. */
+ /* 5) AFM metrics are not supported. */
+ /* */
+ /* In other words, this driver supports Type42 fonts derived from */
+ /* TrueType fonts in a non-CID manner, as done by usual conversion */
+ /* programs. */
+ /* */
+ /*************************************************************************/
+
+
+#include "t42drivr.h"
+#include "t42objs.h"
+#include "t42error.h"
+#include FT_INTERNAL_DEBUG_H
+
+#include FT_SERVICE_XFREE86_NAME_H
+#include FT_SERVICE_GLYPH_DICT_H
+#include FT_SERVICE_POSTSCRIPT_NAME_H
+#include FT_SERVICE_POSTSCRIPT_INFO_H
+
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_t42
+
+
+ /*
+ *
+ * GLYPH DICT SERVICE
+ *
+ */
+
+ static FT_Error
+ t42_get_glyph_name( T42_Face face,
+ FT_UInt glyph_index,
+ FT_Pointer buffer,
+ FT_UInt buffer_max )
+ {
+ FT_STRCPYN( buffer, face->type1.glyph_names[glyph_index], buffer_max );
+
+ return T42_Err_Ok;
+ }
+
+
+ static FT_UInt
+ t42_get_name_index( T42_Face face,
+ FT_String* glyph_name )
+ {
+ FT_Int i;
+ FT_String* gname;
+
+
+ for ( i = 0; i < face->type1.num_glyphs; i++ )
+ {
+ gname = face->type1.glyph_names[i];
+
+ if ( glyph_name[0] == gname[0] && !ft_strcmp( glyph_name, gname ) )
+ return (FT_UInt)ft_atol( (const char *)face->type1.charstrings[i] );
+ }
+
+ return 0;
+ }
+
+
+ static const FT_Service_GlyphDictRec t42_service_glyph_dict =
+ {
+ (FT_GlyphDict_GetNameFunc) t42_get_glyph_name,
+ (FT_GlyphDict_NameIndexFunc)t42_get_name_index
+ };
+
+
+ /*
+ *
+ * POSTSCRIPT NAME SERVICE
+ *
+ */
+
+ static const char*
+ t42_get_ps_font_name( T42_Face face )
+ {
+ return (const char*)face->type1.font_name;
+ }
+
+
+ static const FT_Service_PsFontNameRec t42_service_ps_font_name =
+ {
+ (FT_PsName_GetFunc)t42_get_ps_font_name
+ };
+
+
+ /*
+ *
+ * POSTSCRIPT INFO SERVICE
+ *
+ */
+
+ static FT_Error
+ t42_ps_get_font_info( FT_Face face,
+ PS_FontInfoRec* afont_info )
+ {
+ *afont_info = ((T42_Face)face)->type1.font_info;
+
+ return T42_Err_Ok;
+ }
+
+
+ static FT_Error
+ t42_ps_get_font_extra( FT_Face face,
+ PS_FontExtraRec* afont_extra )
+ {
+ *afont_extra = ((T42_Face)face)->type1.font_extra;
+
+ return T42_Err_Ok;
+ }
+
+
+ static FT_Int
+ t42_ps_has_glyph_names( FT_Face face )
+ {
+ FT_UNUSED( face );
+
+ return 1;
+ }
+
+
+ static FT_Error
+ t42_ps_get_font_private( FT_Face face,
+ PS_PrivateRec* afont_private )
+ {
+ *afont_private = ((T42_Face)face)->type1.private_dict;
+
+ return T42_Err_Ok;
+ }
+
+
+ static const FT_Service_PsInfoRec t42_service_ps_info =
+ {
+ (PS_GetFontInfoFunc) t42_ps_get_font_info,
+ (PS_GetFontExtraFunc) t42_ps_get_font_extra,
+ (PS_HasGlyphNamesFunc) t42_ps_has_glyph_names,
+ (PS_GetFontPrivateFunc)t42_ps_get_font_private,
+ (PS_GetFontValueFunc) NULL /* not implemented */
+ };
+
+
+ /*
+ *
+ * SERVICE LIST
+ *
+ */
+
+ static const FT_ServiceDescRec t42_services[] =
+ {
+ { FT_SERVICE_ID_GLYPH_DICT, &t42_service_glyph_dict },
+ { FT_SERVICE_ID_POSTSCRIPT_FONT_NAME, &t42_service_ps_font_name },
+ { FT_SERVICE_ID_POSTSCRIPT_INFO, &t42_service_ps_info },
+ { FT_SERVICE_ID_XF86_NAME, FT_XF86_FORMAT_TYPE_42 },
+ { NULL, NULL }
+ };
+
+
+ FT_CALLBACK_DEF( FT_Module_Interface )
+ T42_Get_Interface( FT_Module module,
+ const FT_String* t42_interface )
+ {
+ FT_UNUSED( module );
+
+ return ft_service_list_lookup( t42_services, t42_interface );
+ }
+
+
+ const FT_Driver_ClassRec t42_driver_class =
+ {
+ {
+ FT_MODULE_FONT_DRIVER |
+ FT_MODULE_DRIVER_SCALABLE |
+#ifdef TT_USE_BYTECODE_INTERPRETER
+ FT_MODULE_DRIVER_HAS_HINTER,
+#else
+ 0,
+#endif
+
+ sizeof ( T42_DriverRec ),
+
+ "type42",
+ 0x10000L,
+ 0x20000L,
+
+ 0, /* format interface */
+
+ T42_Driver_Init,
+ T42_Driver_Done,
+ T42_Get_Interface,
+ },
+
+ sizeof ( T42_FaceRec ),
+ sizeof ( T42_SizeRec ),
+ sizeof ( T42_GlyphSlotRec ),
+
+ T42_Face_Init,
+ T42_Face_Done,
+ T42_Size_Init,
+ T42_Size_Done,
+ T42_GlyphSlot_Init,
+ T42_GlyphSlot_Done,
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+ ft_stub_set_char_sizes,
+ ft_stub_set_pixel_sizes,
+#endif
+ T42_GlyphSlot_Load,
+
+ 0, /* FT_Face_GetKerningFunc */
+ 0, /* FT_Face_AttachFunc */
+
+ 0, /* FT_Face_GetAdvancesFunc */
+ T42_Size_Request,
+ T42_Size_Select
+ };
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* t42drivr.h */
+/* */
+/* High-level Type 42 driver interface (specification). */
+/* */
+/* Copyright 2002 by Roberto Alameda. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __T42DRIVR_H__
+#define __T42DRIVR_H__
+
+
+#include <ft2build.h>
+#include FT_INTERNAL_DRIVER_H
+
+
+FT_BEGIN_HEADER
+
+#ifdef FT_CONFIG_OPTION_PIC
+#error "this module does not support PIC yet"
+#endif
+
+
+ FT_EXPORT_VAR( const FT_Driver_ClassRec ) t42_driver_class;
+
+
+FT_END_HEADER
+
+
+#endif /* __T42DRIVR_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* t42error.h */
+/* */
+/* Type 42 error codes (specification only). */
+/* */
+/* Copyright 2002, 2003, 2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This file is used to define the Type 42 error enumeration constants. */
+ /* */
+ /*************************************************************************/
+
+#ifndef __T42ERROR_H__
+#define __T42ERROR_H__
+
+#include FT_MODULE_ERRORS_H
+
+#undef __FTERRORS_H__
+
+#undef FT_ERR_PREFIX
+#define FT_ERR_PREFIX T42_Err_
+#define FT_ERR_BASE FT_Mod_Err_Type42
+
+#include FT_ERRORS_H
+
+#endif /* __T42ERROR_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* t42objs.c */
+/* */
+/* Type 42 objects manager (body). */
+/* */
+/* Copyright 2002-2009, 2011 */
+/* by Roberto Alameda. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include "t42objs.h"
+#include "t42parse.h"
+#include "t42error.h"
+#include FT_INTERNAL_DEBUG_H
+#include FT_LIST_H
+#include FT_TRUETYPE_IDS_H
+
+
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_t42
+
+
+ static FT_Error
+ T42_Open_Face( T42_Face face )
+ {
+ T42_LoaderRec loader;
+ T42_Parser parser;
+ T1_Font type1 = &face->type1;
+ FT_Memory memory = face->root.memory;
+ FT_Error error;
+
+ PSAux_Service psaux = (PSAux_Service)face->psaux;
+
+
+ t42_loader_init( &loader, face );
+
+ parser = &loader.parser;
+
+ if ( FT_ALLOC( face->ttf_data, 12 ) )
+ goto Exit;
+
+ error = t42_parser_init( parser,
+ face->root.stream,
+ memory,
+ psaux);
+ if ( error )
+ goto Exit;
+
+ error = t42_parse_dict( face, &loader,
+ parser->base_dict, parser->base_len );
+ if ( error )
+ goto Exit;
+
+ if ( type1->font_type != 42 )
+ {
+ FT_ERROR(( "T42_Open_Face: cannot handle FontType %d\n",
+ type1->font_type ));
+ error = T42_Err_Unknown_File_Format;
+ goto Exit;
+ }
+
+ /* now, propagate the charstrings and glyphnames tables */
+ /* to the Type1 data */
+ type1->num_glyphs = loader.num_glyphs;
+
+ if ( !loader.charstrings.init )
+ {
+ FT_ERROR(( "T42_Open_Face: no charstrings array in face\n" ));
+ error = T42_Err_Invalid_File_Format;
+ }
+
+ loader.charstrings.init = 0;
+ type1->charstrings_block = loader.charstrings.block;
+ type1->charstrings = loader.charstrings.elements;
+ type1->charstrings_len = loader.charstrings.lengths;
+
+ /* we copy the glyph names `block' and `elements' fields; */
+ /* the `lengths' field must be released later */
+ type1->glyph_names_block = loader.glyph_names.block;
+ type1->glyph_names = (FT_String**)loader.glyph_names.elements;
+ loader.glyph_names.block = 0;
+ loader.glyph_names.elements = 0;
+
+ /* we must now build type1.encoding when we have a custom array */
+ if ( type1->encoding_type == T1_ENCODING_TYPE_ARRAY )
+ {
+ FT_Int charcode, idx, min_char, max_char;
+ FT_Byte* char_name;
+ FT_Byte* glyph_name;
+
+
+ /* OK, we do the following: for each element in the encoding */
+ /* table, look up the index of the glyph having the same name */
+ /* as defined in the CharStrings array. */
+ /* The index is then stored in type1.encoding.char_index, and */
+ /* the name in type1.encoding.char_name */
+
+ min_char = 0;
+ max_char = 0;
+
+ charcode = 0;
+ for ( ; charcode < loader.encoding_table.max_elems; charcode++ )
+ {
+ type1->encoding.char_index[charcode] = 0;
+ type1->encoding.char_name [charcode] = (char *)".notdef";
+
+ char_name = loader.encoding_table.elements[charcode];
+ if ( char_name )
+ for ( idx = 0; idx < type1->num_glyphs; idx++ )
+ {
+ glyph_name = (FT_Byte*)type1->glyph_names[idx];
+ if ( ft_strcmp( (const char*)char_name,
+ (const char*)glyph_name ) == 0 )
+ {
+ type1->encoding.char_index[charcode] = (FT_UShort)idx;
+ type1->encoding.char_name [charcode] = (char*)glyph_name;
+
+ /* Change min/max encoded char only if glyph name is */
+ /* not /.notdef */
+ if ( ft_strcmp( (const char*)".notdef",
+ (const char*)glyph_name ) != 0 )
+ {
+ if ( charcode < min_char )
+ min_char = charcode;
+ if ( charcode >= max_char )
+ max_char = charcode + 1;
+ }
+ break;
+ }
+ }
+ }
+
+ type1->encoding.code_first = min_char;
+ type1->encoding.code_last = max_char;
+ type1->encoding.num_chars = loader.num_chars;
+ }
+
+ Exit:
+ t42_loader_done( &loader );
+ return error;
+ }
+
+
+ /***************** Driver Functions *************/
+
+
+ FT_LOCAL_DEF( FT_Error )
+ T42_Face_Init( FT_Stream stream,
+ FT_Face t42face, /* T42_Face */
+ FT_Int face_index,
+ FT_Int num_params,
+ FT_Parameter* params )
+ {
+ T42_Face face = (T42_Face)t42face;
+ FT_Error error;
+ FT_Service_PsCMaps psnames;
+ PSAux_Service psaux;
+ FT_Face root = (FT_Face)&face->root;
+ T1_Font type1 = &face->type1;
+ PS_FontInfo info = &type1->font_info;
+
+ FT_UNUSED( num_params );
+ FT_UNUSED( params );
+ FT_UNUSED( face_index );
+ FT_UNUSED( stream );
+
+
+ face->ttf_face = NULL;
+ face->root.num_faces = 1;
+
+ FT_FACE_FIND_GLOBAL_SERVICE( face, psnames, POSTSCRIPT_CMAPS );
+ face->psnames = psnames;
+
+ face->psaux = FT_Get_Module_Interface( FT_FACE_LIBRARY( face ),
+ "psaux" );
+ psaux = (PSAux_Service)face->psaux;
+ if ( !psaux )
+ {
+ FT_ERROR(( "T42_Face_Init: cannot access `psaux' module\n" ));
+ error = T42_Err_Missing_Module;
+ goto Exit;
+ }
+
+ FT_TRACE2(( "Type 42 driver\n" ));
+
+ /* open the tokenizer, this will also check the font format */
+ error = T42_Open_Face( face );
+ if ( error )
+ goto Exit;
+
+ /* if we just wanted to check the format, leave successfully now */
+ if ( face_index < 0 )
+ goto Exit;
+
+ /* check the face index */
+ if ( face_index > 0 )
+ {
+ FT_ERROR(( "T42_Face_Init: invalid face index\n" ));
+ error = T42_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ /* Now load the font program into the face object */
+
+ /* Init the face object fields */
+ /* Now set up root face fields */
+
+ root->num_glyphs = type1->num_glyphs;
+ root->num_charmaps = 0;
+ root->face_index = 0;
+
+ root->face_flags = FT_FACE_FLAG_SCALABLE |
+ FT_FACE_FLAG_HORIZONTAL |
+ FT_FACE_FLAG_GLYPH_NAMES;
+
+ if ( info->is_fixed_pitch )
+ root->face_flags |= FT_FACE_FLAG_FIXED_WIDTH;
+
+ /* We only set this flag if we have the patented bytecode interpreter. */
+ /* There are no known `tricky' Type42 fonts that could be loaded with */
+ /* the unpatented interpreter. */
+#ifdef TT_CONFIG_OPTION_BYTECODE_INTERPRETER
+ root->face_flags |= FT_FACE_FLAG_HINTER;
+#endif
+
+ /* XXX: TODO -- add kerning with .afm support */
+
+ /* get style name -- be careful, some broken fonts only */
+ /* have a `/FontName' dictionary entry! */
+ root->family_name = info->family_name;
+ /* assume "Regular" style if we don't know better */
+ root->style_name = (char *)"Regular";
+ if ( root->family_name )
+ {
+ char* full = info->full_name;
+ char* family = root->family_name;
+
+
+ if ( full )
+ {
+ while ( *full )
+ {
+ if ( *full == *family )
+ {
+ family++;
+ full++;
+ }
+ else
+ {
+ if ( *full == ' ' || *full == '-' )
+ full++;
+ else if ( *family == ' ' || *family == '-' )
+ family++;
+ else
+ {
+ if ( !*family )
+ root->style_name = full;
+ break;
+ }
+ }
+ }
+ }
+ }
+ else
+ {
+ /* do we have a `/FontName'? */
+ if ( type1->font_name )
+ root->family_name = type1->font_name;
+ }
+
+ /* no embedded bitmap support */
+ root->num_fixed_sizes = 0;
+ root->available_sizes = 0;
+
+ /* Load the TTF font embedded in the T42 font */
+ {
+ FT_Open_Args args;
+
+
+ args.flags = FT_OPEN_MEMORY;
+ args.memory_base = face->ttf_data;
+ args.memory_size = face->ttf_size;
+
+ if ( num_params )
+ {
+ args.flags |= FT_OPEN_PARAMS;
+ args.num_params = num_params;
+ args.params = params;
+ }
+
+ error = FT_Open_Face( FT_FACE_LIBRARY( face ),
+ &args, 0, &face->ttf_face );
+ }
+
+ if ( error )
+ goto Exit;
+
+ FT_Done_Size( face->ttf_face->size );
+
+ /* Ignore info in FontInfo dictionary and use the info from the */
+ /* loaded TTF font. The PostScript interpreter also ignores it. */
+ root->bbox = face->ttf_face->bbox;
+ root->units_per_EM = face->ttf_face->units_per_EM;
+
+ root->ascender = face->ttf_face->ascender;
+ root->descender = face->ttf_face->descender;
+ root->height = face->ttf_face->height;
+
+ root->max_advance_width = face->ttf_face->max_advance_width;
+ root->max_advance_height = face->ttf_face->max_advance_height;
+
+ root->underline_position = (FT_Short)info->underline_position;
+ root->underline_thickness = (FT_Short)info->underline_thickness;
+
+ /* compute style flags */
+ root->style_flags = 0;
+ if ( info->italic_angle )
+ root->style_flags |= FT_STYLE_FLAG_ITALIC;
+
+ if ( face->ttf_face->style_flags & FT_STYLE_FLAG_BOLD )
+ root->style_flags |= FT_STYLE_FLAG_BOLD;
+
+ if ( face->ttf_face->face_flags & FT_FACE_FLAG_VERTICAL )
+ root->face_flags |= FT_FACE_FLAG_VERTICAL;
+
+ {
+ if ( psnames )
+ {
+ FT_CharMapRec charmap;
+ T1_CMap_Classes cmap_classes = psaux->t1_cmap_classes;
+ FT_CMap_Class clazz;
+
+
+ charmap.face = root;
+
+ /* first of all, try to synthesize a Unicode charmap */
+ charmap.platform_id = TT_PLATFORM_MICROSOFT;
+ charmap.encoding_id = TT_MS_ID_UNICODE_CS;
+ charmap.encoding = FT_ENCODING_UNICODE;
+
+ error = FT_CMap_New( cmap_classes->unicode, NULL, &charmap, NULL );
+ if ( error && FT_Err_No_Unicode_Glyph_Name != error )
+ goto Exit;
+ error = FT_Err_Ok;
+
+ /* now, generate an Adobe Standard encoding when appropriate */
+ charmap.platform_id = TT_PLATFORM_ADOBE;
+ clazz = NULL;
+
+ switch ( type1->encoding_type )
+ {
+ case T1_ENCODING_TYPE_STANDARD:
+ charmap.encoding = FT_ENCODING_ADOBE_STANDARD;
+ charmap.encoding_id = TT_ADOBE_ID_STANDARD;
+ clazz = cmap_classes->standard;
+ break;
+
+ case T1_ENCODING_TYPE_EXPERT:
+ charmap.encoding = FT_ENCODING_ADOBE_EXPERT;
+ charmap.encoding_id = TT_ADOBE_ID_EXPERT;
+ clazz = cmap_classes->expert;
+ break;
+
+ case T1_ENCODING_TYPE_ARRAY:
+ charmap.encoding = FT_ENCODING_ADOBE_CUSTOM;
+ charmap.encoding_id = TT_ADOBE_ID_CUSTOM;
+ clazz = cmap_classes->custom;
+ break;
+
+ case T1_ENCODING_TYPE_ISOLATIN1:
+ charmap.encoding = FT_ENCODING_ADOBE_LATIN_1;
+ charmap.encoding_id = TT_ADOBE_ID_LATIN_1;
+ clazz = cmap_classes->unicode;
+ break;
+
+ default:
+ ;
+ }
+
+ if ( clazz )
+ error = FT_CMap_New( clazz, NULL, &charmap, NULL );
+
+#if 0
+ /* Select default charmap */
+ if ( root->num_charmaps )
+ root->charmap = root->charmaps[0];
+#endif
+ }
+ }
+ Exit:
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ T42_Face_Done( FT_Face t42face )
+ {
+ T42_Face face = (T42_Face)t42face;
+ T1_Font type1;
+ PS_FontInfo info;
+ FT_Memory memory;
+
+
+ if ( !face )
+ return;
+
+ type1 = &face->type1;
+ info = &type1->font_info;
+ memory = face->root.memory;
+
+ /* delete internal ttf face prior to freeing face->ttf_data */
+ if ( face->ttf_face )
+ FT_Done_Face( face->ttf_face );
+
+ /* release font info strings */
+ FT_FREE( info->version );
+ FT_FREE( info->notice );
+ FT_FREE( info->full_name );
+ FT_FREE( info->family_name );
+ FT_FREE( info->weight );
+
+ /* release top dictionary */
+ FT_FREE( type1->charstrings_len );
+ FT_FREE( type1->charstrings );
+ FT_FREE( type1->glyph_names );
+
+ FT_FREE( type1->charstrings_block );
+ FT_FREE( type1->glyph_names_block );
+
+ FT_FREE( type1->encoding.char_index );
+ FT_FREE( type1->encoding.char_name );
+ FT_FREE( type1->font_name );
+
+ FT_FREE( face->ttf_data );
+
+#if 0
+ /* release afm data if present */
+ if ( face->afm_data )
+ T1_Done_AFM( memory, (T1_AFM*)face->afm_data );
+#endif
+
+ /* release unicode map, if any */
+ FT_FREE( face->unicode_map.maps );
+ face->unicode_map.num_maps = 0;
+
+ face->root.family_name = 0;
+ face->root.style_name = 0;
+ }
+
+
+ /*************************************************************************/
+ /* */
+ /* <Function> */
+ /* T42_Driver_Init */
+ /* */
+ /* <Description> */
+ /* Initializes a given Type 42 driver object. */
+ /* */
+ /* <Input> */
+ /* driver :: A handle to the target driver object. */
+ /* */
+ /* <Return> */
+ /* FreeType error code. 0 means success. */
+ /* */
+ FT_LOCAL_DEF( FT_Error )
+ T42_Driver_Init( FT_Module module ) /* T42_Driver */
+ {
+ T42_Driver driver = (T42_Driver)module;
+ FT_Module ttmodule;
+
+
+ ttmodule = FT_Get_Module( module->library, "truetype" );
+ if ( !ttmodule )
+ {
+ FT_ERROR(( "T42_Driver_Init: cannot access `truetype' module\n" ));
+ return T42_Err_Missing_Module;
+ }
+
+ driver->ttclazz = (FT_Driver_Class)ttmodule->clazz;
+
+ return T42_Err_Ok;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ T42_Driver_Done( FT_Module module )
+ {
+ FT_UNUSED( module );
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ T42_Size_Init( FT_Size size ) /* T42_Size */
+ {
+ T42_Size t42size = (T42_Size)size;
+ FT_Face face = size->face;
+ T42_Face t42face = (T42_Face)face;
+ FT_Size ttsize;
+ FT_Error error = T42_Err_Ok;
+
+
+ error = FT_New_Size( t42face->ttf_face, &ttsize );
+ t42size->ttsize = ttsize;
+
+ FT_Activate_Size( ttsize );
+
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ T42_Size_Request( FT_Size t42size, /* T42_Size */
+ FT_Size_Request req )
+ {
+ T42_Size size = (T42_Size)t42size;
+ T42_Face face = (T42_Face)t42size->face;
+ FT_Error error;
+
+
+ FT_Activate_Size( size->ttsize );
+
+ error = FT_Request_Size( face->ttf_face, req );
+ if ( !error )
+ t42size->metrics = face->ttf_face->size->metrics;
+
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ T42_Size_Select( FT_Size t42size, /* T42_Size */
+ FT_ULong strike_index )
+ {
+ T42_Size size = (T42_Size)t42size;
+ T42_Face face = (T42_Face)t42size->face;
+ FT_Error error;
+
+
+ FT_Activate_Size( size->ttsize );
+
+ error = FT_Select_Size( face->ttf_face, (FT_Int)strike_index );
+ if ( !error )
+ t42size->metrics = face->ttf_face->size->metrics;
+
+ return error;
+
+ }
+
+
+ FT_LOCAL_DEF( void )
+ T42_Size_Done( FT_Size t42size ) /* T42_Size */
+ {
+ T42_Size size = (T42_Size)t42size;
+ FT_Face face = t42size->face;
+ T42_Face t42face = (T42_Face)face;
+ FT_ListNode node;
+
+
+ node = FT_List_Find( &t42face->ttf_face->sizes_list, size->ttsize );
+ if ( node )
+ {
+ FT_Done_Size( size->ttsize );
+ size->ttsize = NULL;
+ }
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ T42_GlyphSlot_Init( FT_GlyphSlot t42slot ) /* T42_GlyphSlot */
+ {
+ T42_GlyphSlot slot = (T42_GlyphSlot)t42slot;
+ FT_Face face = t42slot->face;
+ T42_Face t42face = (T42_Face)face;
+ FT_GlyphSlot ttslot;
+ FT_Error error = T42_Err_Ok;
+
+
+ if ( face->glyph == NULL )
+ {
+ /* First glyph slot for this face */
+ slot->ttslot = t42face->ttf_face->glyph;
+ }
+ else
+ {
+ error = FT_New_GlyphSlot( t42face->ttf_face, &ttslot );
+ slot->ttslot = ttslot;
+ }
+
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ T42_GlyphSlot_Done( FT_GlyphSlot t42slot ) /* T42_GlyphSlot */
+ {
+ T42_GlyphSlot slot = (T42_GlyphSlot)t42slot;
+
+
+ FT_Done_GlyphSlot( slot->ttslot );
+ }
+
+
+ static void
+ t42_glyphslot_clear( FT_GlyphSlot slot )
+ {
+ /* free bitmap if needed */
+ ft_glyphslot_free_bitmap( slot );
+
+ /* clear all public fields in the glyph slot */
+ FT_ZERO( &slot->metrics );
+ FT_ZERO( &slot->outline );
+ FT_ZERO( &slot->bitmap );
+
+ slot->bitmap_left = 0;
+ slot->bitmap_top = 0;
+ slot->num_subglyphs = 0;
+ slot->subglyphs = 0;
+ slot->control_data = 0;
+ slot->control_len = 0;
+ slot->other = 0;
+ slot->format = FT_GLYPH_FORMAT_NONE;
+
+ slot->linearHoriAdvance = 0;
+ slot->linearVertAdvance = 0;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ T42_GlyphSlot_Load( FT_GlyphSlot glyph,
+ FT_Size size,
+ FT_UInt glyph_index,
+ FT_Int32 load_flags )
+ {
+ FT_Error error;
+ T42_GlyphSlot t42slot = (T42_GlyphSlot)glyph;
+ T42_Size t42size = (T42_Size)size;
+ FT_Driver_Class ttclazz = ((T42_Driver)glyph->face->driver)->ttclazz;
+
+
+ t42_glyphslot_clear( t42slot->ttslot );
+ error = ttclazz->load_glyph( t42slot->ttslot,
+ t42size->ttsize,
+ glyph_index,
+ load_flags | FT_LOAD_NO_BITMAP );
+
+ if ( !error )
+ {
+ glyph->metrics = t42slot->ttslot->metrics;
+
+ glyph->linearHoriAdvance = t42slot->ttslot->linearHoriAdvance;
+ glyph->linearVertAdvance = t42slot->ttslot->linearVertAdvance;
+
+ glyph->format = t42slot->ttslot->format;
+ glyph->outline = t42slot->ttslot->outline;
+
+ glyph->bitmap = t42slot->ttslot->bitmap;
+ glyph->bitmap_left = t42slot->ttslot->bitmap_left;
+ glyph->bitmap_top = t42slot->ttslot->bitmap_top;
+
+ glyph->num_subglyphs = t42slot->ttslot->num_subglyphs;
+ glyph->subglyphs = t42slot->ttslot->subglyphs;
+
+ glyph->control_data = t42slot->ttslot->control_data;
+ glyph->control_len = t42slot->ttslot->control_len;
+ }
+
+ return error;
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* t42objs.h */
+/* */
+/* Type 42 objects manager (specification). */
+/* */
+/* Copyright 2002, 2003, 2006, 2007, 2011 by Roberto Alameda. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __T42OBJS_H__
+#define __T42OBJS_H__
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+#include FT_TYPE1_TABLES_H
+#include FT_INTERNAL_TYPE1_TYPES_H
+#include "t42types.h"
+#include FT_INTERNAL_OBJECTS_H
+#include FT_INTERNAL_DRIVER_H
+#include FT_SERVICE_POSTSCRIPT_CMAPS_H
+#include FT_INTERNAL_POSTSCRIPT_HINTS_H
+
+
+FT_BEGIN_HEADER
+
+
+ /* Type42 size */
+ typedef struct T42_SizeRec_
+ {
+ FT_SizeRec root;
+ FT_Size ttsize;
+
+ } T42_SizeRec, *T42_Size;
+
+
+ /* Type42 slot */
+ typedef struct T42_GlyphSlotRec_
+ {
+ FT_GlyphSlotRec root;
+ FT_GlyphSlot ttslot;
+
+ } T42_GlyphSlotRec, *T42_GlyphSlot;
+
+
+ /* Type 42 driver */
+ typedef struct T42_DriverRec_
+ {
+ FT_DriverRec root;
+ FT_Driver_Class ttclazz;
+ void* extension_component;
+
+ } T42_DriverRec, *T42_Driver;
+
+
+ /* */
+
+
+ FT_LOCAL( FT_Error )
+ T42_Face_Init( FT_Stream stream,
+ FT_Face face,
+ FT_Int face_index,
+ FT_Int num_params,
+ FT_Parameter* params );
+
+
+ FT_LOCAL( void )
+ T42_Face_Done( FT_Face face );
+
+
+ FT_LOCAL( FT_Error )
+ T42_Size_Init( FT_Size size );
+
+
+ FT_LOCAL( FT_Error )
+ T42_Size_Request( FT_Size size,
+ FT_Size_Request req );
+
+
+ FT_LOCAL( FT_Error )
+ T42_Size_Select( FT_Size size,
+ FT_ULong strike_index );
+
+
+ FT_LOCAL( void )
+ T42_Size_Done( FT_Size size );
+
+
+ FT_LOCAL( FT_Error )
+ T42_GlyphSlot_Init( FT_GlyphSlot slot );
+
+
+ FT_LOCAL( FT_Error )
+ T42_GlyphSlot_Load( FT_GlyphSlot glyph,
+ FT_Size size,
+ FT_UInt glyph_index,
+ FT_Int32 load_flags );
+
+ FT_LOCAL( void )
+ T42_GlyphSlot_Done( FT_GlyphSlot slot );
+
+
+ FT_LOCAL( FT_Error )
+ T42_Driver_Init( FT_Module module );
+
+ FT_LOCAL( void )
+ T42_Driver_Done( FT_Module module );
+
+ /* */
+
+FT_END_HEADER
+
+
+#endif /* __T42OBJS_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* t42parse.c */
+/* */
+/* Type 42 font parser (body). */
+/* */
+/* Copyright 2002-2012 by */
+/* Roberto Alameda. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include "t42parse.h"
+#include "t42error.h"
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_STREAM_H
+#include FT_INTERNAL_POSTSCRIPT_AUX_H
+
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_t42
+
+
+ static void
+ t42_parse_font_matrix( T42_Face face,
+ T42_Loader loader );
+ static void
+ t42_parse_encoding( T42_Face face,
+ T42_Loader loader );
+
+ static void
+ t42_parse_charstrings( T42_Face face,
+ T42_Loader loader );
+
+ static void
+ t42_parse_sfnts( T42_Face face,
+ T42_Loader loader );
+
+
+ /* as Type42 fonts have no Private dict, */
+ /* we set the last argument of T1_FIELD_XXX to 0 */
+ static const
+ T1_FieldRec t42_keywords[] =
+ {
+
+#undef FT_STRUCTURE
+#define FT_STRUCTURE T1_FontInfo
+#undef T1CODE
+#define T1CODE T1_FIELD_LOCATION_FONT_INFO
+
+ T1_FIELD_STRING( "version", version, 0 )
+ T1_FIELD_STRING( "Notice", notice, 0 )
+ T1_FIELD_STRING( "FullName", full_name, 0 )
+ T1_FIELD_STRING( "FamilyName", family_name, 0 )
+ T1_FIELD_STRING( "Weight", weight, 0 )
+ T1_FIELD_NUM ( "ItalicAngle", italic_angle, 0 )
+ T1_FIELD_BOOL ( "isFixedPitch", is_fixed_pitch, 0 )
+ T1_FIELD_NUM ( "UnderlinePosition", underline_position, 0 )
+ T1_FIELD_NUM ( "UnderlineThickness", underline_thickness, 0 )
+
+#undef FT_STRUCTURE
+#define FT_STRUCTURE PS_FontExtraRec
+#undef T1CODE
+#define T1CODE T1_FIELD_LOCATION_FONT_EXTRA
+
+ T1_FIELD_NUM ( "FSType", fs_type, 0 )
+
+#undef FT_STRUCTURE
+#define FT_STRUCTURE T1_FontRec
+#undef T1CODE
+#define T1CODE T1_FIELD_LOCATION_FONT_DICT
+
+ T1_FIELD_KEY ( "FontName", font_name, 0 )
+ T1_FIELD_NUM ( "PaintType", paint_type, 0 )
+ T1_FIELD_NUM ( "FontType", font_type, 0 )
+ T1_FIELD_FIXED( "StrokeWidth", stroke_width, 0 )
+
+#undef FT_STRUCTURE
+#define FT_STRUCTURE FT_BBox
+#undef T1CODE
+#define T1CODE T1_FIELD_LOCATION_BBOX
+
+ T1_FIELD_BBOX("FontBBox", xMin, 0 )
+
+ T1_FIELD_CALLBACK( "FontMatrix", t42_parse_font_matrix, 0 )
+ T1_FIELD_CALLBACK( "Encoding", t42_parse_encoding, 0 )
+ T1_FIELD_CALLBACK( "CharStrings", t42_parse_charstrings, 0 )
+ T1_FIELD_CALLBACK( "sfnts", t42_parse_sfnts, 0 )
+
+ { 0, T1_FIELD_LOCATION_CID_INFO, T1_FIELD_TYPE_NONE, 0, 0, 0, 0, 0, 0 }
+ };
+
+
+#define T1_Add_Table( p, i, o, l ) (p)->funcs.add( (p), i, o, l )
+#define T1_Done_Table( p ) \
+ do \
+ { \
+ if ( (p)->funcs.done ) \
+ (p)->funcs.done( p ); \
+ } while ( 0 )
+#define T1_Release_Table( p ) \
+ do \
+ { \
+ if ( (p)->funcs.release ) \
+ (p)->funcs.release( p ); \
+ } while ( 0 )
+
+#define T1_Skip_Spaces( p ) (p)->root.funcs.skip_spaces( &(p)->root )
+#define T1_Skip_PS_Token( p ) (p)->root.funcs.skip_PS_token( &(p)->root )
+
+#define T1_ToInt( p ) \
+ (p)->root.funcs.to_int( &(p)->root )
+#define T1_ToBytes( p, b, m, n, d ) \
+ (p)->root.funcs.to_bytes( &(p)->root, b, m, n, d )
+
+#define T1_ToFixedArray( p, m, f, t ) \
+ (p)->root.funcs.to_fixed_array( &(p)->root, m, f, t )
+#define T1_ToToken( p, t ) \
+ (p)->root.funcs.to_token( &(p)->root, t )
+
+#define T1_Load_Field( p, f, o, m, pf ) \
+ (p)->root.funcs.load_field( &(p)->root, f, o, m, pf )
+#define T1_Load_Field_Table( p, f, o, m, pf ) \
+ (p)->root.funcs.load_field_table( &(p)->root, f, o, m, pf )
+
+
+ /********************* Parsing Functions ******************/
+
+ FT_LOCAL_DEF( FT_Error )
+ t42_parser_init( T42_Parser parser,
+ FT_Stream stream,
+ FT_Memory memory,
+ PSAux_Service psaux )
+ {
+ FT_Error error = T42_Err_Ok;
+ FT_Long size;
+
+
+ psaux->ps_parser_funcs->init( &parser->root, 0, 0, memory );
+
+ parser->stream = stream;
+ parser->base_len = 0;
+ parser->base_dict = 0;
+ parser->in_memory = 0;
+
+ /*******************************************************************/
+ /* */
+ /* Here a short summary of what is going on: */
+ /* */
+ /* When creating a new Type 42 parser, we try to locate and load */
+ /* the base dictionary, loading the whole font into memory. */
+ /* */
+ /* When `loading' the base dictionary, we only set up pointers */
+ /* in the case of a memory-based stream. Otherwise, we allocate */
+ /* and load the base dictionary in it. */
+ /* */
+ /* parser->in_memory is set if we have a memory stream. */
+ /* */
+
+ if ( FT_STREAM_SEEK( 0L ) ||
+ FT_FRAME_ENTER( 17 ) )
+ goto Exit;
+
+ if ( ft_memcmp( stream->cursor, "%!PS-TrueTypeFont", 17 ) != 0 )
+ {
+ FT_TRACE2(( " not a Type42 font\n" ));
+ error = T42_Err_Unknown_File_Format;
+ }
+
+ FT_FRAME_EXIT();
+
+ if ( error || FT_STREAM_SEEK( 0 ) )
+ goto Exit;
+
+ size = stream->size;
+
+ /* now, try to load `size' bytes of the `base' dictionary we */
+ /* found previously */
+
+ /* if it is a memory-based resource, set up pointers */
+ if ( !stream->read )
+ {
+ parser->base_dict = (FT_Byte*)stream->base + stream->pos;
+ parser->base_len = size;
+ parser->in_memory = 1;
+
+ /* check that the `size' field is valid */
+ if ( FT_STREAM_SKIP( size ) )
+ goto Exit;
+ }
+ else
+ {
+ /* read segment in memory */
+ if ( FT_ALLOC( parser->base_dict, size ) ||
+ FT_STREAM_READ( parser->base_dict, size ) )
+ goto Exit;
+
+ parser->base_len = size;
+ }
+
+ parser->root.base = parser->base_dict;
+ parser->root.cursor = parser->base_dict;
+ parser->root.limit = parser->root.cursor + parser->base_len;
+
+ Exit:
+ if ( error && !parser->in_memory )
+ FT_FREE( parser->base_dict );
+
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ t42_parser_done( T42_Parser parser )
+ {
+ FT_Memory memory = parser->root.memory;
+
+
+ /* free the base dictionary only when we have a disk stream */
+ if ( !parser->in_memory )
+ FT_FREE( parser->base_dict );
+
+ parser->root.funcs.done( &parser->root );
+ }
+
+
+ static int
+ t42_is_space( FT_Byte c )
+ {
+ return ( c == ' ' || c == '\t' ||
+ c == '\r' || c == '\n' || c == '\f' ||
+ c == '\0' );
+ }
+
+
+ static void
+ t42_parse_font_matrix( T42_Face face,
+ T42_Loader loader )
+ {
+ T42_Parser parser = &loader->parser;
+ FT_Matrix* matrix = &face->type1.font_matrix;
+ FT_Vector* offset = &face->type1.font_offset;
+ FT_Face root = (FT_Face)&face->root;
+ FT_Fixed temp[6];
+ FT_Fixed temp_scale;
+
+
+ (void)T1_ToFixedArray( parser, 6, temp, 3 );
+
+ temp_scale = FT_ABS( temp[3] );
+
+ /* Set Units per EM based on FontMatrix values. We set the value to */
+ /* 1000 / temp_scale, because temp_scale was already multiplied by */
+ /* 1000 (in t1_tofixed, from psobjs.c). */
+
+ root->units_per_EM = (FT_UShort)( FT_DivFix( 1000 * 0x10000L,
+ temp_scale ) >> 16 );
+
+ /* we need to scale the values by 1.0/temp_scale */
+ if ( temp_scale != 0x10000L )
+ {
+ temp[0] = FT_DivFix( temp[0], temp_scale );
+ temp[1] = FT_DivFix( temp[1], temp_scale );
+ temp[2] = FT_DivFix( temp[2], temp_scale );
+ temp[4] = FT_DivFix( temp[4], temp_scale );
+ temp[5] = FT_DivFix( temp[5], temp_scale );
+ temp[3] = 0x10000L;
+ }
+
+ matrix->xx = temp[0];
+ matrix->yx = temp[1];
+ matrix->xy = temp[2];
+ matrix->yy = temp[3];
+
+ /* note that the offsets must be expressed in integer font units */
+ offset->x = temp[4] >> 16;
+ offset->y = temp[5] >> 16;
+ }
+
+
+ static void
+ t42_parse_encoding( T42_Face face,
+ T42_Loader loader )
+ {
+ T42_Parser parser = &loader->parser;
+ FT_Byte* cur;
+ FT_Byte* limit = parser->root.limit;
+
+ PSAux_Service psaux = (PSAux_Service)face->psaux;
+
+
+ T1_Skip_Spaces( parser );
+ cur = parser->root.cursor;
+ if ( cur >= limit )
+ {
+ FT_ERROR(( "t42_parse_encoding: out of bounds\n" ));
+ parser->root.error = T42_Err_Invalid_File_Format;
+ return;
+ }
+
+ /* if we have a number or `[', the encoding is an array, */
+ /* and we must load it now */
+ if ( ft_isdigit( *cur ) || *cur == '[' )
+ {
+ T1_Encoding encode = &face->type1.encoding;
+ FT_UInt count, n;
+ PS_Table char_table = &loader->encoding_table;
+ FT_Memory memory = parser->root.memory;
+ FT_Error error;
+ FT_Bool only_immediates = 0;
+
+
+ /* read the number of entries in the encoding; should be 256 */
+ if ( *cur == '[' )
+ {
+ count = 256;
+ only_immediates = 1;
+ parser->root.cursor++;
+ }
+ else
+ count = (FT_UInt)T1_ToInt( parser );
+
+ T1_Skip_Spaces( parser );
+ if ( parser->root.cursor >= limit )
+ return;
+
+ /* we use a T1_Table to store our charnames */
+ loader->num_chars = encode->num_chars = count;
+ if ( FT_NEW_ARRAY( encode->char_index, count ) ||
+ FT_NEW_ARRAY( encode->char_name, count ) ||
+ FT_SET_ERROR( psaux->ps_table_funcs->init(
+ char_table, count, memory ) ) )
+ {
+ parser->root.error = error;
+ return;
+ }
+
+ /* We need to `zero' out encoding_table.elements */
+ for ( n = 0; n < count; n++ )
+ {
+ char* notdef = (char *)".notdef";
+
+
+ T1_Add_Table( char_table, n, notdef, 8 );
+ }
+
+ /* Now we need to read records of the form */
+ /* */
+ /* ... charcode /charname ... */
+ /* */
+ /* for each entry in our table. */
+ /* */
+ /* We simply look for a number followed by an immediate */
+ /* name. Note that this ignores correctly the sequence */
+ /* that is often seen in type42 fonts: */
+ /* */
+ /* 0 1 255 { 1 index exch /.notdef put } for dup */
+ /* */
+ /* used to clean the encoding array before anything else. */
+ /* */
+ /* Alternatively, if the array is directly given as */
+ /* */
+ /* /Encoding [ ... ] */
+ /* */
+ /* we only read immediates. */
+
+ n = 0;
+ T1_Skip_Spaces( parser );
+
+ while ( parser->root.cursor < limit )
+ {
+ cur = parser->root.cursor;
+
+ /* we stop when we encounter `def' or `]' */
+ if ( *cur == 'd' && cur + 3 < limit )
+ {
+ if ( cur[1] == 'e' &&
+ cur[2] == 'f' &&
+ t42_is_space( cur[3] ) )
+ {
+ FT_TRACE6(( "encoding end\n" ));
+ cur += 3;
+ break;
+ }
+ }
+ if ( *cur == ']' )
+ {
+ FT_TRACE6(( "encoding end\n" ));
+ cur++;
+ break;
+ }
+
+ /* check whether we have found an entry */
+ if ( ft_isdigit( *cur ) || only_immediates )
+ {
+ FT_Int charcode;
+
+
+ if ( only_immediates )
+ charcode = n;
+ else
+ {
+ charcode = (FT_Int)T1_ToInt( parser );
+ T1_Skip_Spaces( parser );
+ }
+
+ cur = parser->root.cursor;
+
+ if ( *cur == '/' && cur + 2 < limit && n < count )
+ {
+ FT_PtrDist len;
+
+
+ cur++;
+
+ parser->root.cursor = cur;
+ T1_Skip_PS_Token( parser );
+ if ( parser->root.error )
+ return;
+
+ len = parser->root.cursor - cur;
+
+ parser->root.error = T1_Add_Table( char_table, charcode,
+ cur, len + 1 );
+ if ( parser->root.error )
+ return;
+ char_table->elements[charcode][len] = '\0';
+
+ n++;
+ }
+ }
+ else
+ {
+ T1_Skip_PS_Token( parser );
+ if ( parser->root.error )
+ return;
+ }
+
+ T1_Skip_Spaces( parser );
+ }
+
+ face->type1.encoding_type = T1_ENCODING_TYPE_ARRAY;
+ parser->root.cursor = cur;
+ }
+
+ /* Otherwise, we should have either `StandardEncoding', */
+ /* `ExpertEncoding', or `ISOLatin1Encoding' */
+ else
+ {
+ if ( cur + 17 < limit &&
+ ft_strncmp( (const char*)cur, "StandardEncoding", 16 ) == 0 )
+ face->type1.encoding_type = T1_ENCODING_TYPE_STANDARD;
+
+ else if ( cur + 15 < limit &&
+ ft_strncmp( (const char*)cur, "ExpertEncoding", 14 ) == 0 )
+ face->type1.encoding_type = T1_ENCODING_TYPE_EXPERT;
+
+ else if ( cur + 18 < limit &&
+ ft_strncmp( (const char*)cur, "ISOLatin1Encoding", 17 ) == 0 )
+ face->type1.encoding_type = T1_ENCODING_TYPE_ISOLATIN1;
+
+ else
+ {
+ FT_ERROR(( "t42_parse_encoding: invalid token\n" ));
+ parser->root.error = T42_Err_Invalid_File_Format;
+ }
+ }
+ }
+
+
+ typedef enum T42_Load_Status_
+ {
+ BEFORE_START,
+ BEFORE_TABLE_DIR,
+ OTHER_TABLES
+
+ } T42_Load_Status;
+
+
+ static void
+ t42_parse_sfnts( T42_Face face,
+ T42_Loader loader )
+ {
+ T42_Parser parser = &loader->parser;
+ FT_Memory memory = parser->root.memory;
+ FT_Byte* cur;
+ FT_Byte* limit = parser->root.limit;
+ FT_Error error;
+ FT_Int num_tables = 0;
+ FT_ULong count, ttf_size = 0;
+
+ FT_Long n, string_size, old_string_size, real_size;
+ FT_Byte* string_buf = NULL;
+ FT_Bool allocated = 0;
+
+ T42_Load_Status status;
+
+
+ /* The format is */
+ /* */
+ /* /sfnts [ <hexstring> <hexstring> ... ] def */
+ /* */
+ /* or */
+ /* */
+ /* /sfnts [ */
+ /* <num_bin_bytes> RD <binary data> */
+ /* <num_bin_bytes> RD <binary data> */
+ /* ... */
+ /* ] def */
+ /* */
+ /* with exactly one space after the `RD' token. */
+
+ T1_Skip_Spaces( parser );
+
+ if ( parser->root.cursor >= limit || *parser->root.cursor++ != '[' )
+ {
+ FT_ERROR(( "t42_parse_sfnts: can't find begin of sfnts vector\n" ));
+ error = T42_Err_Invalid_File_Format;
+ goto Fail;
+ }
+
+ T1_Skip_Spaces( parser );
+ status = BEFORE_START;
+ string_size = 0;
+ old_string_size = 0;
+ count = 0;
+
+ while ( parser->root.cursor < limit )
+ {
+ cur = parser->root.cursor;
+
+ if ( *cur == ']' )
+ {
+ parser->root.cursor++;
+ goto Exit;
+ }
+
+ else if ( *cur == '<' )
+ {
+ T1_Skip_PS_Token( parser );
+ if ( parser->root.error )
+ goto Exit;
+
+ /* don't include delimiters */
+ string_size = (FT_Long)( ( parser->root.cursor - cur - 2 + 1 ) / 2 );
+ if ( FT_REALLOC( string_buf, old_string_size, string_size ) )
+ goto Fail;
+
+ allocated = 1;
+
+ parser->root.cursor = cur;
+ (void)T1_ToBytes( parser, string_buf, string_size, &real_size, 1 );
+ old_string_size = string_size;
+ string_size = real_size;
+ }
+
+ else if ( ft_isdigit( *cur ) )
+ {
+ if ( allocated )
+ {
+ FT_ERROR(( "t42_parse_sfnts: "
+ "can't handle mixed binary and hex strings\n" ));
+ error = T42_Err_Invalid_File_Format;
+ goto Fail;
+ }
+
+ string_size = T1_ToInt( parser );
+ if ( string_size < 0 )
+ {
+ FT_ERROR(( "t42_parse_sfnts: invalid string size\n" ));
+ error = T42_Err_Invalid_File_Format;
+ goto Fail;
+ }
+
+ T1_Skip_PS_Token( parser ); /* `RD' */
+ if ( parser->root.error )
+ return;
+
+ string_buf = parser->root.cursor + 1; /* one space after `RD' */
+
+ if ( limit - parser->root.cursor < string_size )
+ {
+ FT_ERROR(( "t42_parse_sfnts: too many binary data\n" ));
+ error = T42_Err_Invalid_File_Format;
+ goto Fail;
+ }
+ else
+ parser->root.cursor += string_size + 1;
+ }
+
+ if ( !string_buf )
+ {
+ FT_ERROR(( "t42_parse_sfnts: invalid data in sfnts array\n" ));
+ error = T42_Err_Invalid_File_Format;
+ goto Fail;
+ }
+
+ /* A string can have a trailing zero (odd) byte for padding. */
+ /* Ignore it. */
+ if ( ( string_size & 1 ) && string_buf[string_size - 1] == 0 )
+ string_size--;
+
+ if ( !string_size )
+ {
+ FT_ERROR(( "t42_parse_sfnts: invalid string\n" ));
+ error = T42_Err_Invalid_File_Format;
+ goto Fail;
+ }
+
+ for ( n = 0; n < string_size; n++ )
+ {
+ switch ( status )
+ {
+ case BEFORE_START:
+ /* load offset table, 12 bytes */
+ if ( count < 12 )
+ {
+ face->ttf_data[count++] = string_buf[n];
+ continue;
+ }
+ else
+ {
+ num_tables = 16 * face->ttf_data[4] + face->ttf_data[5];
+ status = BEFORE_TABLE_DIR;
+ ttf_size = 12 + 16 * num_tables;
+
+ if ( FT_REALLOC( face->ttf_data, 12, ttf_size ) )
+ goto Fail;
+ }
+ /* fall through */
+
+ case BEFORE_TABLE_DIR:
+ /* the offset table is read; read the table directory */
+ if ( count < ttf_size )
+ {
+ face->ttf_data[count++] = string_buf[n];
+ continue;
+ }
+ else
+ {
+ int i;
+ FT_ULong len;
+
+
+ for ( i = 0; i < num_tables; i++ )
+ {
+ FT_Byte* p = face->ttf_data + 12 + 16 * i + 12;
+
+
+ len = FT_PEEK_ULONG( p );
+
+ /* Pad to a 4-byte boundary length */
+ ttf_size += ( len + 3 ) & ~3;
+ }
+
+ status = OTHER_TABLES;
+ face->ttf_size = ttf_size;
+
+ /* there are no more than 256 tables, so no size check here */
+ if ( FT_REALLOC( face->ttf_data, 12 + 16 * num_tables,
+ ttf_size + 1 ) )
+ goto Fail;
+ }
+ /* fall through */
+
+ case OTHER_TABLES:
+ /* all other tables are just copied */
+ if ( count >= ttf_size )
+ {
+ FT_ERROR(( "t42_parse_sfnts: too many binary data\n" ));
+ error = T42_Err_Invalid_File_Format;
+ goto Fail;
+ }
+ face->ttf_data[count++] = string_buf[n];
+ }
+ }
+
+ T1_Skip_Spaces( parser );
+ }
+
+ /* if control reaches this point, the format was not valid */
+ error = T42_Err_Invalid_File_Format;
+
+ Fail:
+ parser->root.error = error;
+
+ Exit:
+ if ( allocated )
+ FT_FREE( string_buf );
+ }
+
+
+ static void
+ t42_parse_charstrings( T42_Face face,
+ T42_Loader loader )
+ {
+ T42_Parser parser = &loader->parser;
+ PS_Table code_table = &loader->charstrings;
+ PS_Table name_table = &loader->glyph_names;
+ PS_Table swap_table = &loader->swap_table;
+ FT_Memory memory = parser->root.memory;
+ FT_Error error;
+
+ PSAux_Service psaux = (PSAux_Service)face->psaux;
+
+ FT_Byte* cur;
+ FT_Byte* limit = parser->root.limit;
+ FT_UInt n;
+ FT_UInt notdef_index = 0;
+ FT_Byte notdef_found = 0;
+
+
+ T1_Skip_Spaces( parser );
+
+ if ( parser->root.cursor >= limit )
+ {
+ FT_ERROR(( "t42_parse_charstrings: out of bounds\n" ));
+ error = T42_Err_Invalid_File_Format;
+ goto Fail;
+ }
+
+ if ( ft_isdigit( *parser->root.cursor ) )
+ {
+ loader->num_glyphs = (FT_UInt)T1_ToInt( parser );
+ if ( parser->root.error )
+ return;
+ }
+ else if ( *parser->root.cursor == '<' )
+ {
+ /* We have `<< ... >>'. Count the number of `/' in the dictionary */
+ /* to get its size. */
+ FT_UInt count = 0;
+
+
+ T1_Skip_PS_Token( parser );
+ if ( parser->root.error )
+ return;
+ T1_Skip_Spaces( parser );
+ cur = parser->root.cursor;
+
+ while ( parser->root.cursor < limit )
+ {
+ if ( *parser->root.cursor == '/' )
+ count++;
+ else if ( *parser->root.cursor == '>' )
+ {
+ loader->num_glyphs = count;
+ parser->root.cursor = cur; /* rewind */
+ break;
+ }
+ T1_Skip_PS_Token( parser );
+ if ( parser->root.error )
+ return;
+ T1_Skip_Spaces( parser );
+ }
+ }
+ else
+ {
+ FT_ERROR(( "t42_parse_charstrings: invalid token\n" ));
+ error = T42_Err_Invalid_File_Format;
+ goto Fail;
+ }
+
+ if ( parser->root.cursor >= limit )
+ {
+ FT_ERROR(( "t42_parse_charstrings: out of bounds\n" ));
+ error = T42_Err_Invalid_File_Format;
+ goto Fail;
+ }
+
+ /* initialize tables */
+
+ error = psaux->ps_table_funcs->init( code_table,
+ loader->num_glyphs,
+ memory );
+ if ( error )
+ goto Fail;
+
+ error = psaux->ps_table_funcs->init( name_table,
+ loader->num_glyphs,
+ memory );
+ if ( error )
+ goto Fail;
+
+ /* Initialize table for swapping index notdef_index and */
+ /* index 0 names and codes (if necessary). */
+
+ error = psaux->ps_table_funcs->init( swap_table, 4, memory );
+ if ( error )
+ goto Fail;
+
+ n = 0;
+
+ for (;;)
+ {
+ /* The format is simple: */
+ /* `/glyphname' + index [+ def] */
+
+ T1_Skip_Spaces( parser );
+
+ cur = parser->root.cursor;
+ if ( cur >= limit )
+ break;
+
+ /* We stop when we find an `end' keyword or '>' */
+ if ( *cur == 'e' &&
+ cur + 3 < limit &&
+ cur[1] == 'n' &&
+ cur[2] == 'd' &&
+ t42_is_space( cur[3] ) )
+ break;
+ if ( *cur == '>' )
+ break;
+
+ T1_Skip_PS_Token( parser );
+ if ( parser->root.error )
+ return;
+
+ if ( *cur == '/' )
+ {
+ FT_PtrDist len;
+
+
+ if ( cur + 1 >= limit )
+ {
+ FT_ERROR(( "t42_parse_charstrings: out of bounds\n" ));
+ error = T42_Err_Invalid_File_Format;
+ goto Fail;
+ }
+
+ cur++; /* skip `/' */
+ len = parser->root.cursor - cur;
+
+ error = T1_Add_Table( name_table, n, cur, len + 1 );
+ if ( error )
+ goto Fail;
+
+ /* add a trailing zero to the name table */
+ name_table->elements[n][len] = '\0';
+
+ /* record index of /.notdef */
+ if ( *cur == '.' &&
+ ft_strcmp( ".notdef",
+ (const char*)(name_table->elements[n]) ) == 0 )
+ {
+ notdef_index = n;
+ notdef_found = 1;
+ }
+
+ T1_Skip_Spaces( parser );
+
+ cur = parser->root.cursor;
+
+ (void)T1_ToInt( parser );
+ if ( parser->root.cursor >= limit )
+ {
+ FT_ERROR(( "t42_parse_charstrings: out of bounds\n" ));
+ error = T42_Err_Invalid_File_Format;
+ goto Fail;
+ }
+
+ len = parser->root.cursor - cur;
+
+ error = T1_Add_Table( code_table, n, cur, len + 1 );
+ if ( error )
+ goto Fail;
+
+ code_table->elements[n][len] = '\0';
+
+ n++;
+ if ( n >= loader->num_glyphs )
+ break;
+ }
+ }
+
+ loader->num_glyphs = n;
+
+ if ( !notdef_found )
+ {
+ FT_ERROR(( "t42_parse_charstrings: no /.notdef glyph\n" ));
+ error = T42_Err_Invalid_File_Format;
+ goto Fail;
+ }
+
+ /* if /.notdef does not occupy index 0, do our magic. */
+ if ( ft_strcmp( (const char*)".notdef",
+ (const char*)name_table->elements[0] ) )
+ {
+ /* Swap glyph in index 0 with /.notdef glyph. First, add index 0 */
+ /* name and code entries to swap_table. Then place notdef_index */
+ /* name and code entries into swap_table. Then swap name and code */
+ /* entries at indices notdef_index and 0 using values stored in */
+ /* swap_table. */
+
+ /* Index 0 name */
+ error = T1_Add_Table( swap_table, 0,
+ name_table->elements[0],
+ name_table->lengths [0] );
+ if ( error )
+ goto Fail;
+
+ /* Index 0 code */
+ error = T1_Add_Table( swap_table, 1,
+ code_table->elements[0],
+ code_table->lengths [0] );
+ if ( error )
+ goto Fail;
+
+ /* Index notdef_index name */
+ error = T1_Add_Table( swap_table, 2,
+ name_table->elements[notdef_index],
+ name_table->lengths [notdef_index] );
+ if ( error )
+ goto Fail;
+
+ /* Index notdef_index code */
+ error = T1_Add_Table( swap_table, 3,
+ code_table->elements[notdef_index],
+ code_table->lengths [notdef_index] );
+ if ( error )
+ goto Fail;
+
+ error = T1_Add_Table( name_table, notdef_index,
+ swap_table->elements[0],
+ swap_table->lengths [0] );
+ if ( error )
+ goto Fail;
+
+ error = T1_Add_Table( code_table, notdef_index,
+ swap_table->elements[1],
+ swap_table->lengths [1] );
+ if ( error )
+ goto Fail;
+
+ error = T1_Add_Table( name_table, 0,
+ swap_table->elements[2],
+ swap_table->lengths [2] );
+ if ( error )
+ goto Fail;
+
+ error = T1_Add_Table( code_table, 0,
+ swap_table->elements[3],
+ swap_table->lengths [3] );
+ if ( error )
+ goto Fail;
+
+ }
+
+ return;
+
+ Fail:
+ parser->root.error = error;
+ }
+
+
+ static FT_Error
+ t42_load_keyword( T42_Face face,
+ T42_Loader loader,
+ T1_Field field )
+ {
+ FT_Error error;
+ void* dummy_object;
+ void** objects;
+ FT_UInt max_objects = 0;
+
+
+ /* if the keyword has a dedicated callback, call it */
+ if ( field->type == T1_FIELD_TYPE_CALLBACK )
+ {
+ field->reader( (FT_Face)face, loader );
+ error = loader->parser.root.error;
+ goto Exit;
+ }
+
+ /* now the keyword is either a simple field or a table of fields; */
+ /* we are now going to take care of it */
+
+ switch ( field->location )
+ {
+ case T1_FIELD_LOCATION_FONT_INFO:
+ dummy_object = &face->type1.font_info;
+ break;
+
+ case T1_FIELD_LOCATION_FONT_EXTRA:
+ dummy_object = &face->type1.font_extra;
+ break;
+
+ case T1_FIELD_LOCATION_BBOX:
+ dummy_object = &face->type1.font_bbox;
+ break;
+
+ default:
+ dummy_object = &face->type1;
+ }
+
+ objects = &dummy_object;
+
+ if ( field->type == T1_FIELD_TYPE_INTEGER_ARRAY ||
+ field->type == T1_FIELD_TYPE_FIXED_ARRAY )
+ error = T1_Load_Field_Table( &loader->parser, field,
+ objects, max_objects, 0 );
+ else
+ error = T1_Load_Field( &loader->parser, field,
+ objects, max_objects, 0 );
+
+ Exit:
+ return error;
+ }
+
+
+ FT_LOCAL_DEF( FT_Error )
+ t42_parse_dict( T42_Face face,
+ T42_Loader loader,
+ FT_Byte* base,
+ FT_Long size )
+ {
+ T42_Parser parser = &loader->parser;
+ FT_Byte* limit;
+ FT_Int n_keywords = (FT_Int)( sizeof ( t42_keywords ) /
+ sizeof ( t42_keywords[0] ) );
+
+
+ parser->root.cursor = base;
+ parser->root.limit = base + size;
+ parser->root.error = T42_Err_Ok;
+
+ limit = parser->root.limit;
+
+ T1_Skip_Spaces( parser );
+
+ while ( parser->root.cursor < limit )
+ {
+ FT_Byte* cur;
+
+
+ cur = parser->root.cursor;
+
+ /* look for `FontDirectory' which causes problems for some fonts */
+ if ( *cur == 'F' && cur + 25 < limit &&
+ ft_strncmp( (char*)cur, "FontDirectory", 13 ) == 0 )
+ {
+ FT_Byte* cur2;
+
+
+ /* skip the `FontDirectory' keyword */
+ T1_Skip_PS_Token( parser );
+ T1_Skip_Spaces ( parser );
+ cur = cur2 = parser->root.cursor;
+
+ /* look up the `known' keyword */
+ while ( cur < limit )
+ {
+ if ( *cur == 'k' && cur + 5 < limit &&
+ ft_strncmp( (char*)cur, "known", 5 ) == 0 )
+ break;
+
+ T1_Skip_PS_Token( parser );
+ if ( parser->root.error )
+ goto Exit;
+ T1_Skip_Spaces ( parser );
+ cur = parser->root.cursor;
+ }
+
+ if ( cur < limit )
+ {
+ T1_TokenRec token;
+
+
+ /* skip the `known' keyword and the token following it */
+ T1_Skip_PS_Token( parser );
+ T1_ToToken( parser, &token );
+
+ /* if the last token was an array, skip it! */
+ if ( token.type == T1_TOKEN_TYPE_ARRAY )
+ cur2 = parser->root.cursor;
+ }
+ parser->root.cursor = cur2;
+ }
+
+ /* look for immediates */
+ else if ( *cur == '/' && cur + 2 < limit )
+ {
+ FT_PtrDist len;
+
+
+ cur++;
+
+ parser->root.cursor = cur;
+ T1_Skip_PS_Token( parser );
+ if ( parser->root.error )
+ goto Exit;
+
+ len = parser->root.cursor - cur;
+
+ if ( len > 0 && len < 22 && parser->root.cursor < limit )
+ {
+ int i;
+
+
+ /* now compare the immediate name to the keyword table */
+
+ /* loop through all known keywords */
+ for ( i = 0; i < n_keywords; i++ )
+ {
+ T1_Field keyword = (T1_Field)&t42_keywords[i];
+ FT_Byte *name = (FT_Byte*)keyword->ident;
+
+
+ if ( !name )
+ continue;
+
+ if ( cur[0] == name[0] &&
+ len == (FT_PtrDist)ft_strlen( (const char *)name ) &&
+ ft_memcmp( cur, name, len ) == 0 )
+ {
+ /* we found it -- run the parsing callback! */
+ parser->root.error = t42_load_keyword( face,
+ loader,
+ keyword );
+ if ( parser->root.error )
+ return parser->root.error;
+ break;
+ }
+ }
+ }
+ }
+ else
+ {
+ T1_Skip_PS_Token( parser );
+ if ( parser->root.error )
+ goto Exit;
+ }
+
+ T1_Skip_Spaces( parser );
+ }
+
+ Exit:
+ return parser->root.error;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ t42_loader_init( T42_Loader loader,
+ T42_Face face )
+ {
+ FT_UNUSED( face );
+
+ FT_MEM_ZERO( loader, sizeof ( *loader ) );
+ loader->num_glyphs = 0;
+ loader->num_chars = 0;
+
+ /* initialize the tables -- simply set their `init' field to 0 */
+ loader->encoding_table.init = 0;
+ loader->charstrings.init = 0;
+ loader->glyph_names.init = 0;
+ }
+
+
+ FT_LOCAL_DEF( void )
+ t42_loader_done( T42_Loader loader )
+ {
+ T42_Parser parser = &loader->parser;
+
+
+ /* finalize tables */
+ T1_Release_Table( &loader->encoding_table );
+ T1_Release_Table( &loader->charstrings );
+ T1_Release_Table( &loader->glyph_names );
+ T1_Release_Table( &loader->swap_table );
+
+ /* finalize parser */
+ t42_parser_done( parser );
+ }
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* t42parse.h */
+/* */
+/* Type 42 font parser (specification). */
+/* */
+/* Copyright 2002, 2003 by Roberto Alameda. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __T42PARSE_H__
+#define __T42PARSE_H__
+
+
+#include "t42objs.h"
+#include FT_INTERNAL_POSTSCRIPT_AUX_H
+
+
+FT_BEGIN_HEADER
+
+ typedef struct T42_ParserRec_
+ {
+ PS_ParserRec root;
+ FT_Stream stream;
+
+ FT_Byte* base_dict;
+ FT_Long base_len;
+
+ FT_Bool in_memory;
+
+ } T42_ParserRec, *T42_Parser;
+
+
+ typedef struct T42_Loader_
+ {
+ T42_ParserRec parser; /* parser used to read the stream */
+
+ FT_UInt num_chars; /* number of characters in encoding */
+ PS_TableRec encoding_table; /* PS_Table used to store the */
+ /* encoding character names */
+
+ FT_UInt num_glyphs;
+ PS_TableRec glyph_names;
+ PS_TableRec charstrings;
+ PS_TableRec swap_table; /* For moving .notdef glyph to index 0. */
+
+ } T42_LoaderRec, *T42_Loader;
+
+
+ FT_LOCAL( FT_Error )
+ t42_parser_init( T42_Parser parser,
+ FT_Stream stream,
+ FT_Memory memory,
+ PSAux_Service psaux );
+
+ FT_LOCAL( void )
+ t42_parser_done( T42_Parser parser );
+
+
+ FT_LOCAL( FT_Error )
+ t42_parse_dict( T42_Face face,
+ T42_Loader loader,
+ FT_Byte* base,
+ FT_Long size );
+
+
+ FT_LOCAL( void )
+ t42_loader_init( T42_Loader loader,
+ T42_Face face );
+
+ FT_LOCAL( void )
+ t42_loader_done( T42_Loader loader );
+
+
+ /* */
+
+FT_END_HEADER
+
+
+#endif /* __T42PARSE_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* t42types.h */
+/* */
+/* Type 42 font data types (specification only). */
+/* */
+/* Copyright 2002, 2003, 2006, 2008 by Roberto Alameda. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __T42TYPES_H__
+#define __T42TYPES_H__
+
+
+#include <ft2build.h>
+#include FT_FREETYPE_H
+#include FT_TYPE1_TABLES_H
+#include FT_INTERNAL_TYPE1_TYPES_H
+#include FT_INTERNAL_POSTSCRIPT_HINTS_H
+
+
+FT_BEGIN_HEADER
+
+
+ typedef struct T42_FaceRec_
+ {
+ FT_FaceRec root;
+ T1_FontRec type1;
+ const void* psnames;
+ const void* psaux;
+#if 0
+ const void* afm_data;
+#endif
+ FT_Byte* ttf_data;
+ FT_ULong ttf_size;
+ FT_Face ttf_face;
+ FT_CharMapRec charmaprecs[2];
+ FT_CharMap charmaps[2];
+ PS_UnicodesRec unicode_map;
+
+ } T42_FaceRec, *T42_Face;
+
+
+FT_END_HEADER
+
+#endif /* __T42TYPES_H__ */
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* type42.c */
+/* */
+/* FreeType Type 42 driver component. */
+/* */
+/* Copyright 2002 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+#define FT_MAKE_OPTION_SINGLE_OBJECT
+
+#include <ft2build.h>
+#include "t42objs.c"
+#include "t42parse.c"
+#include "t42drivr.c"
+
+/* END */
--- /dev/null
+# FreeType 2 src/winfonts Jamfile
+#
+# Copyright 2001 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+SubDir FT2_TOP $(FT2_SRC_DIR) winfonts ;
+
+Library $(FT2_LIB) : winfnt.c ;
+
+# end of src/winfonts Jamfile
--- /dev/null
+/***************************************************************************/
+/* */
+/* fnterrs.h */
+/* */
+/* Win FNT/FON error codes (specification only). */
+/* */
+/* Copyright 2001, 2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* This file is used to define the Windows FNT/FON error enumeration */
+ /* constants. */
+ /* */
+ /*************************************************************************/
+
+#ifndef __FNTERRS_H__
+#define __FNTERRS_H__
+
+#include FT_MODULE_ERRORS_H
+
+#undef __FTERRORS_H__
+
+#undef FT_ERR_PREFIX
+#define FT_ERR_PREFIX FNT_Err_
+#define FT_ERR_BASE FT_Mod_Err_Winfonts
+
+#include FT_ERRORS_H
+
+#endif /* __FNTERRS_H__ */
+
+
+/* END */
--- /dev/null
+#
+# FreeType 2 Windows FNT/FON module definition
+#
+
+
+# Copyright 1996-2000, 2006 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+FTMODULE_H_COMMANDS += WINDOWS_DRIVER
+
+define WINDOWS_DRIVER
+$(OPEN_DRIVER) FT_Driver_ClassRec, winfnt_driver_class $(CLOSE_DRIVER)
+$(ECHO_DRIVER)winfnt $(ECHO_DRIVER_DESC)Windows bitmap fonts with extension *.fnt or *.fon$(ECHO_DRIVER_DONE)
+endef
+
+# EOF
--- /dev/null
+#
+# FreeType 2 Windows FNT/FON driver configuration rules
+#
+
+
+# Copyright 1996-2000, 2001, 2003 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+# Windows driver directory
+#
+FNT_DIR := $(SRC_DIR)/winfonts
+
+
+FNT_COMPILE := $(FT_COMPILE) $I$(subst /,$(COMPILER_SEP),$(FNT_DIR))
+
+
+# Windows driver sources (i.e., C files)
+#
+FNT_DRV_SRC := $(FNT_DIR)/winfnt.c
+
+# Windows driver headers
+#
+FNT_DRV_H := $(FNT_DRV_SRC:%.c=%.h) \
+ $(FNT_DIR)/fnterrs.h
+
+
+# Windows driver object(s)
+#
+# FNT_DRV_OBJ_M is used during `multi' builds
+# FNT_DRV_OBJ_S is used during `single' builds
+#
+FNT_DRV_OBJ_M := $(FNT_DRV_SRC:$(FNT_DIR)/%.c=$(OBJ_DIR)/%.$O)
+FNT_DRV_OBJ_S := $(OBJ_DIR)/winfnt.$O
+
+# Windows driver source file for single build
+#
+FNT_DRV_SRC_S := $(FNT_DIR)/winfnt.c
+
+
+# Windows driver - single object
+#
+$(FNT_DRV_OBJ_S): $(FNT_DRV_SRC_S) $(FNT_DRV_SRC) $(FREETYPE_H) $(FNT_DRV_H)
+ $(FNT_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $(FNT_DRV_SRC_S))
+
+
+# Windows driver - multiple objects
+#
+$(OBJ_DIR)/%.$O: $(FNT_DIR)/%.c $(FREETYPE_H) $(FNT_DRV_H)
+ $(FNT_COMPILE) $T$(subst /,$(COMPILER_SEP),$@ $<)
+
+
+# update main driver object lists
+#
+DRV_OBJS_S += $(FNT_DRV_OBJ_S)
+DRV_OBJS_M += $(FNT_DRV_OBJ_M)
+
+
+# EOF
--- /dev/null
+/***************************************************************************/
+/* */
+/* winfnt.c */
+/* */
+/* FreeType font driver for Windows FNT/FON files */
+/* */
+/* Copyright 1996-2004, 2006-2012 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* Copyright 2003 Huw D M Davies for Codeweavers */
+/* Copyright 2007 Dmitry Timoshkov for Codeweavers */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#include <ft2build.h>
+#include FT_WINFONTS_H
+#include FT_INTERNAL_DEBUG_H
+#include FT_INTERNAL_STREAM_H
+#include FT_INTERNAL_OBJECTS_H
+#include FT_TRUETYPE_IDS_H
+
+#include "winfnt.h"
+#include "fnterrs.h"
+#include FT_SERVICE_WINFNT_H
+#include FT_SERVICE_XFREE86_NAME_H
+
+ /*************************************************************************/
+ /* */
+ /* The macro FT_COMPONENT is used in trace mode. It is an implicit */
+ /* parameter of the FT_TRACE() and FT_ERROR() macros, used to print/log */
+ /* messages during execution. */
+ /* */
+#undef FT_COMPONENT
+#define FT_COMPONENT trace_winfnt
+
+
+ static const FT_Frame_Field winmz_header_fields[] =
+ {
+#undef FT_STRUCTURE
+#define FT_STRUCTURE WinMZ_HeaderRec
+
+ FT_FRAME_START( 64 ),
+ FT_FRAME_USHORT_LE ( magic ),
+ FT_FRAME_SKIP_BYTES( 29 * 2 ),
+ FT_FRAME_ULONG_LE ( lfanew ),
+ FT_FRAME_END
+ };
+
+ static const FT_Frame_Field winne_header_fields[] =
+ {
+#undef FT_STRUCTURE
+#define FT_STRUCTURE WinNE_HeaderRec
+
+ FT_FRAME_START( 40 ),
+ FT_FRAME_USHORT_LE ( magic ),
+ FT_FRAME_SKIP_BYTES( 34 ),
+ FT_FRAME_USHORT_LE ( resource_tab_offset ),
+ FT_FRAME_USHORT_LE ( rname_tab_offset ),
+ FT_FRAME_END
+ };
+
+ static const FT_Frame_Field winpe32_header_fields[] =
+ {
+#undef FT_STRUCTURE
+#define FT_STRUCTURE WinPE32_HeaderRec
+
+ FT_FRAME_START( 248 ),
+ FT_FRAME_ULONG_LE ( magic ), /* PE00 */
+ FT_FRAME_USHORT_LE ( machine ), /* 0x014c - i386 */
+ FT_FRAME_USHORT_LE ( number_of_sections ),
+ FT_FRAME_SKIP_BYTES( 12 ),
+ FT_FRAME_USHORT_LE ( size_of_optional_header ),
+ FT_FRAME_SKIP_BYTES( 2 ),
+ FT_FRAME_USHORT_LE ( magic32 ), /* 0x10b */
+ FT_FRAME_SKIP_BYTES( 110 ),
+ FT_FRAME_ULONG_LE ( rsrc_virtual_address ),
+ FT_FRAME_ULONG_LE ( rsrc_size ),
+ FT_FRAME_SKIP_BYTES( 104 ),
+ FT_FRAME_END
+ };
+
+ static const FT_Frame_Field winpe32_section_fields[] =
+ {
+#undef FT_STRUCTURE
+#define FT_STRUCTURE WinPE32_SectionRec
+
+ FT_FRAME_START( 40 ),
+ FT_FRAME_BYTES ( name, 8 ),
+ FT_FRAME_SKIP_BYTES( 4 ),
+ FT_FRAME_ULONG_LE ( virtual_address ),
+ FT_FRAME_ULONG_LE ( size_of_raw_data ),
+ FT_FRAME_ULONG_LE ( pointer_to_raw_data ),
+ FT_FRAME_SKIP_BYTES( 16 ),
+ FT_FRAME_END
+ };
+
+ static const FT_Frame_Field winpe_rsrc_dir_fields[] =
+ {
+#undef FT_STRUCTURE
+#define FT_STRUCTURE WinPE_RsrcDirRec
+
+ FT_FRAME_START( 16 ),
+ FT_FRAME_ULONG_LE ( characteristics ),
+ FT_FRAME_ULONG_LE ( time_date_stamp ),
+ FT_FRAME_USHORT_LE( major_version ),
+ FT_FRAME_USHORT_LE( minor_version ),
+ FT_FRAME_USHORT_LE( number_of_named_entries ),
+ FT_FRAME_USHORT_LE( number_of_id_entries ),
+ FT_FRAME_END
+ };
+
+ static const FT_Frame_Field winpe_rsrc_dir_entry_fields[] =
+ {
+#undef FT_STRUCTURE
+#define FT_STRUCTURE WinPE_RsrcDirEntryRec
+
+ FT_FRAME_START( 8 ),
+ FT_FRAME_ULONG_LE( name ),
+ FT_FRAME_ULONG_LE( offset ),
+ FT_FRAME_END
+ };
+
+ static const FT_Frame_Field winpe_rsrc_data_entry_fields[] =
+ {
+#undef FT_STRUCTURE
+#define FT_STRUCTURE WinPE_RsrcDataEntryRec
+
+ FT_FRAME_START( 16 ),
+ FT_FRAME_ULONG_LE( offset_to_data ),
+ FT_FRAME_ULONG_LE( size ),
+ FT_FRAME_ULONG_LE( code_page ),
+ FT_FRAME_ULONG_LE( reserved ),
+ FT_FRAME_END
+ };
+
+ static const FT_Frame_Field winfnt_header_fields[] =
+ {
+#undef FT_STRUCTURE
+#define FT_STRUCTURE FT_WinFNT_HeaderRec
+
+ FT_FRAME_START( 148 ),
+ FT_FRAME_USHORT_LE( version ),
+ FT_FRAME_ULONG_LE ( file_size ),
+ FT_FRAME_BYTES ( copyright, 60 ),
+ FT_FRAME_USHORT_LE( file_type ),
+ FT_FRAME_USHORT_LE( nominal_point_size ),
+ FT_FRAME_USHORT_LE( vertical_resolution ),
+ FT_FRAME_USHORT_LE( horizontal_resolution ),
+ FT_FRAME_USHORT_LE( ascent ),
+ FT_FRAME_USHORT_LE( internal_leading ),
+ FT_FRAME_USHORT_LE( external_leading ),
+ FT_FRAME_BYTE ( italic ),
+ FT_FRAME_BYTE ( underline ),
+ FT_FRAME_BYTE ( strike_out ),
+ FT_FRAME_USHORT_LE( weight ),
+ FT_FRAME_BYTE ( charset ),
+ FT_FRAME_USHORT_LE( pixel_width ),
+ FT_FRAME_USHORT_LE( pixel_height ),
+ FT_FRAME_BYTE ( pitch_and_family ),
+ FT_FRAME_USHORT_LE( avg_width ),
+ FT_FRAME_USHORT_LE( max_width ),
+ FT_FRAME_BYTE ( first_char ),
+ FT_FRAME_BYTE ( last_char ),
+ FT_FRAME_BYTE ( default_char ),
+ FT_FRAME_BYTE ( break_char ),
+ FT_FRAME_USHORT_LE( bytes_per_row ),
+ FT_FRAME_ULONG_LE ( device_offset ),
+ FT_FRAME_ULONG_LE ( face_name_offset ),
+ FT_FRAME_ULONG_LE ( bits_pointer ),
+ FT_FRAME_ULONG_LE ( bits_offset ),
+ FT_FRAME_BYTE ( reserved ),
+ FT_FRAME_ULONG_LE ( flags ),
+ FT_FRAME_USHORT_LE( A_space ),
+ FT_FRAME_USHORT_LE( B_space ),
+ FT_FRAME_USHORT_LE( C_space ),
+ FT_FRAME_ULONG_LE ( color_table_offset ),
+ FT_FRAME_BYTES ( reserved1, 16 ),
+ FT_FRAME_END
+ };
+
+
+ static void
+ fnt_font_done( FNT_Face face )
+ {
+ FT_Memory memory = FT_FACE( face )->memory;
+ FT_Stream stream = FT_FACE( face )->stream;
+ FNT_Font font = face->font;
+
+
+ if ( !font )
+ return;
+
+ if ( font->fnt_frame )
+ FT_FRAME_RELEASE( font->fnt_frame );
+ FT_FREE( font->family_name );
+
+ FT_FREE( font );
+ face->font = 0;
+ }
+
+
+ static FT_Error
+ fnt_font_load( FNT_Font font,
+ FT_Stream stream )
+ {
+ FT_Error error;
+ FT_WinFNT_Header header = &font->header;
+ FT_Bool new_format;
+ FT_UInt size;
+
+
+ /* first of all, read the FNT header */
+ if ( FT_STREAM_SEEK( font->offset ) ||
+ FT_STREAM_READ_FIELDS( winfnt_header_fields, header ) )
+ goto Exit;
+
+ /* check header */
+ if ( header->version != 0x200 &&
+ header->version != 0x300 )
+ {
+ FT_TRACE2(( " not a Windows FNT file\n" ));
+ error = FNT_Err_Unknown_File_Format;
+ goto Exit;
+ }
+
+ new_format = FT_BOOL( font->header.version == 0x300 );
+ size = new_format ? 148 : 118;
+
+ if ( header->file_size < size )
+ {
+ FT_TRACE2(( " not a Windows FNT file\n" ));
+ error = FNT_Err_Unknown_File_Format;
+ goto Exit;
+ }
+
+ /* Version 2 doesn't have these fields */
+ if ( header->version == 0x200 )
+ {
+ header->flags = 0;
+ header->A_space = 0;
+ header->B_space = 0;
+ header->C_space = 0;
+
+ header->color_table_offset = 0;
+ }
+
+ if ( header->file_type & 1 )
+ {
+ FT_TRACE2(( "[can't handle vector FNT fonts]\n" ));
+ error = FNT_Err_Unknown_File_Format;
+ goto Exit;
+ }
+
+ /* this is a FNT file/table; extract its frame */
+ if ( FT_STREAM_SEEK( font->offset ) ||
+ FT_FRAME_EXTRACT( header->file_size, font->fnt_frame ) )
+ goto Exit;
+
+ Exit:
+ return error;
+ }
+
+
+ static FT_Error
+ fnt_face_get_dll_font( FNT_Face face,
+ FT_Int face_index )
+ {
+ FT_Error error;
+ FT_Stream stream = FT_FACE( face )->stream;
+ FT_Memory memory = FT_FACE( face )->memory;
+ WinMZ_HeaderRec mz_header;
+
+
+ face->font = 0;
+
+ /* does it begin with an MZ header? */
+ if ( FT_STREAM_SEEK( 0 ) ||
+ FT_STREAM_READ_FIELDS( winmz_header_fields, &mz_header ) )
+ goto Exit;
+
+ error = FNT_Err_Unknown_File_Format;
+ if ( mz_header.magic == WINFNT_MZ_MAGIC )
+ {
+ /* yes, now look for an NE header in the file */
+ WinNE_HeaderRec ne_header;
+
+
+ FT_TRACE2(( "MZ signature found\n" ));
+
+ if ( FT_STREAM_SEEK( mz_header.lfanew ) ||
+ FT_STREAM_READ_FIELDS( winne_header_fields, &ne_header ) )
+ goto Exit;
+
+ error = FNT_Err_Unknown_File_Format;
+ if ( ne_header.magic == WINFNT_NE_MAGIC )
+ {
+ /* good, now look into the resource table for each FNT resource */
+ FT_ULong res_offset = mz_header.lfanew +
+ ne_header.resource_tab_offset;
+ FT_UShort size_shift;
+ FT_UShort font_count = 0;
+ FT_ULong font_offset = 0;
+
+
+ FT_TRACE2(( "NE signature found\n" ));
+
+ if ( FT_STREAM_SEEK( res_offset ) ||
+ FT_FRAME_ENTER( ne_header.rname_tab_offset -
+ ne_header.resource_tab_offset ) )
+ goto Exit;
+
+ size_shift = FT_GET_USHORT_LE();
+
+ for (;;)
+ {
+ FT_UShort type_id, count;
+
+
+ type_id = FT_GET_USHORT_LE();
+ if ( !type_id )
+ break;
+
+ count = FT_GET_USHORT_LE();
+
+ if ( type_id == 0x8008U )
+ {
+ font_count = count;
+ font_offset = (FT_ULong)( FT_STREAM_POS() + 4 +
+ ( stream->cursor - stream->limit ) );
+ break;
+ }
+
+ stream->cursor += 4 + count * 12;
+ }
+
+ FT_FRAME_EXIT();
+
+ if ( !font_count || !font_offset )
+ {
+ FT_TRACE2(( "this file doesn't contain any FNT resources\n" ));
+ error = FNT_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ /* loading `winfnt_header_fields' needs at least 118 bytes; */
+ /* use this as a rough measure to check the expected font size */
+ if ( font_count * 118UL > stream->size )
+ {
+ FT_TRACE2(( "invalid number of faces\n" ));
+ error = FNT_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ face->root.num_faces = font_count;
+
+ if ( face_index >= font_count )
+ {
+ error = FNT_Err_Invalid_Argument;
+ goto Exit;
+ }
+ else if ( face_index < 0 )
+ goto Exit;
+
+ if ( FT_NEW( face->font ) )
+ goto Exit;
+
+ if ( FT_STREAM_SEEK( font_offset + face_index * 12 ) ||
+ FT_FRAME_ENTER( 12 ) )
+ goto Fail;
+
+ face->font->offset = (FT_ULong)FT_GET_USHORT_LE() << size_shift;
+ face->font->fnt_size = (FT_ULong)FT_GET_USHORT_LE() << size_shift;
+
+ stream->cursor += 8;
+
+ FT_FRAME_EXIT();
+
+ error = fnt_font_load( face->font, stream );
+ }
+ else if ( ne_header.magic == WINFNT_PE_MAGIC )
+ {
+ WinPE32_HeaderRec pe32_header;
+ WinPE32_SectionRec pe32_section;
+ WinPE_RsrcDirRec root_dir, name_dir, lang_dir;
+ WinPE_RsrcDirEntryRec dir_entry1, dir_entry2, dir_entry3;
+ WinPE_RsrcDataEntryRec data_entry;
+
+ FT_Long root_dir_offset, name_dir_offset, lang_dir_offset;
+ FT_UShort i, j, k;
+
+
+ FT_TRACE2(( "PE signature found\n" ));
+
+ if ( FT_STREAM_SEEK( mz_header.lfanew ) ||
+ FT_STREAM_READ_FIELDS( winpe32_header_fields, &pe32_header ) )
+ goto Exit;
+
+ FT_TRACE2(( "magic %04lx, machine %02x, number_of_sections %u, "
+ "size_of_optional_header %02x\n"
+ "magic32 %02x, rsrc_virtual_address %04lx, "
+ "rsrc_size %04lx\n",
+ pe32_header.magic, pe32_header.machine,
+ pe32_header.number_of_sections,
+ pe32_header.size_of_optional_header,
+ pe32_header.magic32, pe32_header.rsrc_virtual_address,
+ pe32_header.rsrc_size ));
+
+ if ( pe32_header.magic != WINFNT_PE_MAGIC /* check full signature */ ||
+ pe32_header.machine != 0x014c /* i386 */ ||
+ pe32_header.size_of_optional_header != 0xe0 /* FIXME */ ||
+ pe32_header.magic32 != 0x10b )
+ {
+ FT_TRACE2(( "this file has an invalid PE header\n" ));
+ error = FNT_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ face->root.num_faces = 0;
+
+ for ( i = 0; i < pe32_header.number_of_sections; i++ )
+ {
+ if ( FT_STREAM_READ_FIELDS( winpe32_section_fields,
+ &pe32_section ) )
+ goto Exit;
+
+ FT_TRACE2(( "name %.8s, va %04lx, size %04lx, offset %04lx\n",
+ pe32_section.name, pe32_section.virtual_address,
+ pe32_section.size_of_raw_data,
+ pe32_section.pointer_to_raw_data ));
+
+ if ( pe32_header.rsrc_virtual_address ==
+ pe32_section.virtual_address )
+ goto Found_rsrc_section;
+ }
+
+ FT_TRACE2(( "this file doesn't contain any resources\n" ));
+ error = FNT_Err_Invalid_File_Format;
+ goto Exit;
+
+ Found_rsrc_section:
+ FT_TRACE2(( "found resources section %.8s\n", pe32_section.name ));
+
+ if ( FT_STREAM_SEEK( pe32_section.pointer_to_raw_data ) ||
+ FT_STREAM_READ_FIELDS( winpe_rsrc_dir_fields, &root_dir ) )
+ goto Exit;
+
+ root_dir_offset = pe32_section.pointer_to_raw_data;
+
+ for ( i = 0; i < root_dir.number_of_named_entries +
+ root_dir.number_of_id_entries; i++ )
+ {
+ if ( FT_STREAM_SEEK( root_dir_offset + 16 + i * 8 ) ||
+ FT_STREAM_READ_FIELDS( winpe_rsrc_dir_entry_fields,
+ &dir_entry1 ) )
+ goto Exit;
+
+ if ( !(dir_entry1.offset & 0x80000000UL ) /* DataIsDirectory */ )
+ {
+ error = FNT_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ dir_entry1.offset &= ~0x80000000UL;
+
+ name_dir_offset = pe32_section.pointer_to_raw_data +
+ dir_entry1.offset;
+
+ if ( FT_STREAM_SEEK( pe32_section.pointer_to_raw_data +
+ dir_entry1.offset ) ||
+ FT_STREAM_READ_FIELDS( winpe_rsrc_dir_fields, &name_dir ) )
+ goto Exit;
+
+ for ( j = 0; j < name_dir.number_of_named_entries +
+ name_dir.number_of_id_entries; j++ )
+ {
+ if ( FT_STREAM_SEEK( name_dir_offset + 16 + j * 8 ) ||
+ FT_STREAM_READ_FIELDS( winpe_rsrc_dir_entry_fields,
+ &dir_entry2 ) )
+ goto Exit;
+
+ if ( !(dir_entry2.offset & 0x80000000UL ) /* DataIsDirectory */ )
+ {
+ error = FNT_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ dir_entry2.offset &= ~0x80000000UL;
+
+ lang_dir_offset = pe32_section.pointer_to_raw_data +
+ dir_entry2.offset;
+
+ if ( FT_STREAM_SEEK( pe32_section.pointer_to_raw_data +
+ dir_entry2.offset ) ||
+ FT_STREAM_READ_FIELDS( winpe_rsrc_dir_fields, &lang_dir ) )
+ goto Exit;
+
+ for ( k = 0; k < lang_dir.number_of_named_entries +
+ lang_dir.number_of_id_entries; k++ )
+ {
+ if ( FT_STREAM_SEEK( lang_dir_offset + 16 + k * 8 ) ||
+ FT_STREAM_READ_FIELDS( winpe_rsrc_dir_entry_fields,
+ &dir_entry3 ) )
+ goto Exit;
+
+ if ( dir_entry2.offset & 0x80000000UL /* DataIsDirectory */ )
+ {
+ error = FNT_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ if ( dir_entry1.name == 8 /* RT_FONT */ )
+ {
+ if ( FT_STREAM_SEEK( root_dir_offset + dir_entry3.offset ) ||
+ FT_STREAM_READ_FIELDS( winpe_rsrc_data_entry_fields,
+ &data_entry ) )
+ goto Exit;
+
+ FT_TRACE2(( "found font #%lu, offset %04lx, "
+ "size %04lx, cp %lu\n",
+ dir_entry2.name,
+ pe32_section.pointer_to_raw_data +
+ data_entry.offset_to_data -
+ pe32_section.virtual_address,
+ data_entry.size, data_entry.code_page ));
+
+ if ( face_index == face->root.num_faces )
+ {
+ if ( FT_NEW( face->font ) )
+ goto Exit;
+
+ face->font->offset = pe32_section.pointer_to_raw_data +
+ data_entry.offset_to_data -
+ pe32_section.virtual_address;
+ face->font->fnt_size = data_entry.size;
+
+ error = fnt_font_load( face->font, stream );
+ if ( error )
+ {
+ FT_TRACE2(( "font #%lu load error %d\n",
+ dir_entry2.name, error ));
+ goto Fail;
+ }
+ else
+ FT_TRACE2(( "font #%lu successfully loaded\n",
+ dir_entry2.name ));
+ }
+
+ face->root.num_faces++;
+ }
+ }
+ }
+ }
+ }
+
+ if ( !face->root.num_faces )
+ {
+ FT_TRACE2(( "this file doesn't contain any RT_FONT resources\n" ));
+ error = FNT_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ if ( face_index >= face->root.num_faces )
+ {
+ error = FNT_Err_Invalid_Argument;
+ goto Exit;
+ }
+ }
+
+ Fail:
+ if ( error )
+ fnt_font_done( face );
+
+ Exit:
+ return error;
+ }
+
+
+ typedef struct FNT_CMapRec_
+ {
+ FT_CMapRec cmap;
+ FT_UInt32 first;
+ FT_UInt32 count;
+
+ } FNT_CMapRec, *FNT_CMap;
+
+
+ static FT_Error
+ fnt_cmap_init( FNT_CMap cmap )
+ {
+ FNT_Face face = (FNT_Face)FT_CMAP_FACE( cmap );
+ FNT_Font font = face->font;
+
+
+ cmap->first = (FT_UInt32) font->header.first_char;
+ cmap->count = (FT_UInt32)( font->header.last_char - cmap->first + 1 );
+
+ return 0;
+ }
+
+
+ static FT_UInt
+ fnt_cmap_char_index( FNT_CMap cmap,
+ FT_UInt32 char_code )
+ {
+ FT_UInt gindex = 0;
+
+
+ char_code -= cmap->first;
+ if ( char_code < cmap->count )
+ /* we artificially increase the glyph index; */
+ /* FNT_Load_Glyph reverts to the right one */
+ gindex = (FT_UInt)( char_code + 1 );
+ return gindex;
+ }
+
+
+ static FT_UInt32
+ fnt_cmap_char_next( FNT_CMap cmap,
+ FT_UInt32 *pchar_code )
+ {
+ FT_UInt gindex = 0;
+ FT_UInt32 result = 0;
+ FT_UInt32 char_code = *pchar_code + 1;
+
+
+ if ( char_code <= cmap->first )
+ {
+ result = cmap->first;
+ gindex = 1;
+ }
+ else
+ {
+ char_code -= cmap->first;
+ if ( char_code < cmap->count )
+ {
+ result = cmap->first + char_code;
+ gindex = (FT_UInt)( char_code + 1 );
+ }
+ }
+
+ *pchar_code = result;
+ return gindex;
+ }
+
+
+ static const FT_CMap_ClassRec fnt_cmap_class_rec =
+ {
+ sizeof ( FNT_CMapRec ),
+
+ (FT_CMap_InitFunc) fnt_cmap_init,
+ (FT_CMap_DoneFunc) NULL,
+ (FT_CMap_CharIndexFunc)fnt_cmap_char_index,
+ (FT_CMap_CharNextFunc) fnt_cmap_char_next,
+
+ NULL, NULL, NULL, NULL, NULL
+ };
+
+ static FT_CMap_Class const fnt_cmap_class = &fnt_cmap_class_rec;
+
+
+ static void
+ FNT_Face_Done( FT_Face fntface ) /* FNT_Face */
+ {
+ FNT_Face face = (FNT_Face)fntface;
+ FT_Memory memory;
+
+
+ if ( !face )
+ return;
+
+ memory = FT_FACE_MEMORY( face );
+
+ fnt_font_done( face );
+
+ FT_FREE( fntface->available_sizes );
+ fntface->num_fixed_sizes = 0;
+ }
+
+
+ static FT_Error
+ FNT_Face_Init( FT_Stream stream,
+ FT_Face fntface, /* FNT_Face */
+ FT_Int face_index,
+ FT_Int num_params,
+ FT_Parameter* params )
+ {
+ FNT_Face face = (FNT_Face)fntface;
+ FT_Error error;
+ FT_Memory memory = FT_FACE_MEMORY( face );
+
+ FT_UNUSED( num_params );
+ FT_UNUSED( params );
+
+
+ FT_TRACE2(( "Windows FNT driver\n" ));
+
+ /* try to load font from a DLL */
+ error = fnt_face_get_dll_font( face, face_index );
+ if ( !error && face_index < 0 )
+ goto Exit;
+
+ if ( error == FNT_Err_Unknown_File_Format )
+ {
+ /* this didn't work; try to load a single FNT font */
+ FNT_Font font;
+
+ if ( FT_NEW( face->font ) )
+ goto Exit;
+
+ fntface->num_faces = 1;
+
+ font = face->font;
+ font->offset = 0;
+ font->fnt_size = stream->size;
+
+ error = fnt_font_load( font, stream );
+
+ if ( !error )
+ {
+ if ( face_index > 0 )
+ error = FNT_Err_Invalid_Argument;
+ else if ( face_index < 0 )
+ goto Exit;
+ }
+ }
+
+ if ( error )
+ goto Fail;
+
+ /* we now need to fill the root FT_Face fields */
+ /* with relevant information */
+ {
+ FT_Face root = FT_FACE( face );
+ FNT_Font font = face->font;
+ FT_PtrDist family_size;
+
+
+ root->face_index = face_index;
+
+ root->face_flags = FT_FACE_FLAG_FIXED_SIZES |
+ FT_FACE_FLAG_HORIZONTAL;
+
+ if ( font->header.avg_width == font->header.max_width )
+ root->face_flags |= FT_FACE_FLAG_FIXED_WIDTH;
+
+ if ( font->header.italic )
+ root->style_flags |= FT_STYLE_FLAG_ITALIC;
+
+ if ( font->header.weight >= 800 )
+ root->style_flags |= FT_STYLE_FLAG_BOLD;
+
+ /* set up the `fixed_sizes' array */
+ if ( FT_NEW_ARRAY( root->available_sizes, 1 ) )
+ goto Fail;
+
+ root->num_fixed_sizes = 1;
+
+ {
+ FT_Bitmap_Size* bsize = root->available_sizes;
+ FT_UShort x_res, y_res;
+
+
+ bsize->width = font->header.avg_width;
+ bsize->height = (FT_Short)(
+ font->header.pixel_height + font->header.external_leading );
+ bsize->size = font->header.nominal_point_size << 6;
+
+ x_res = font->header.horizontal_resolution;
+ if ( !x_res )
+ x_res = 72;
+
+ y_res = font->header.vertical_resolution;
+ if ( !y_res )
+ y_res = 72;
+
+ bsize->y_ppem = FT_MulDiv( bsize->size, y_res, 72 );
+ bsize->y_ppem = FT_PIX_ROUND( bsize->y_ppem );
+
+ /*
+ * this reads:
+ *
+ * the nominal height is larger than the bbox's height
+ *
+ * => nominal_point_size contains incorrect value;
+ * use pixel_height as the nominal height
+ */
+ if ( bsize->y_ppem > ( font->header.pixel_height << 6 ) )
+ {
+ FT_TRACE2(( "use pixel_height as the nominal height\n" ));
+
+ bsize->y_ppem = font->header.pixel_height << 6;
+ bsize->size = FT_MulDiv( bsize->y_ppem, 72, y_res );
+ }
+
+ bsize->x_ppem = FT_MulDiv( bsize->size, x_res, 72 );
+ bsize->x_ppem = FT_PIX_ROUND( bsize->x_ppem );
+ }
+
+ {
+ FT_CharMapRec charmap;
+
+
+ charmap.encoding = FT_ENCODING_NONE;
+ /* initial platform/encoding should indicate unset status? */
+ charmap.platform_id = TT_PLATFORM_APPLE_UNICODE;
+ charmap.encoding_id = TT_APPLE_ID_DEFAULT;
+ charmap.face = root;
+
+ if ( font->header.charset == FT_WinFNT_ID_MAC )
+ {
+ charmap.encoding = FT_ENCODING_APPLE_ROMAN;
+ charmap.platform_id = TT_PLATFORM_MACINTOSH;
+/* charmap.encoding_id = TT_MAC_ID_ROMAN; */
+ }
+
+ error = FT_CMap_New( fnt_cmap_class,
+ NULL,
+ &charmap,
+ NULL );
+ if ( error )
+ goto Fail;
+
+ /* Select default charmap */
+ if ( root->num_charmaps )
+ root->charmap = root->charmaps[0];
+ }
+
+ /* set up remaining flags */
+
+ if ( font->header.last_char < font->header.first_char )
+ {
+ FT_TRACE2(( "invalid number of glyphs\n" ));
+ error = FNT_Err_Invalid_File_Format;
+ goto Fail;
+ }
+
+ /* reserve one slot for the .notdef glyph at index 0 */
+ root->num_glyphs = font->header.last_char -
+ font->header.first_char + 1 + 1;
+
+ if ( font->header.face_name_offset >= font->header.file_size )
+ {
+ FT_TRACE2(( "invalid family name offset\n" ));
+ error = FNT_Err_Invalid_File_Format;
+ goto Fail;
+ }
+ family_size = font->header.file_size - font->header.face_name_offset;
+ /* Some broken fonts don't delimit the face name with a final */
+ /* NULL byte -- the frame is erroneously one byte too small. */
+ /* We thus allocate one more byte, setting it explicitly to */
+ /* zero. */
+ if ( FT_ALLOC( font->family_name, family_size + 1 ) )
+ goto Fail;
+
+ FT_MEM_COPY( font->family_name,
+ font->fnt_frame + font->header.face_name_offset,
+ family_size );
+
+ font->family_name[family_size] = '\0';
+
+ if ( FT_REALLOC( font->family_name,
+ family_size,
+ ft_strlen( font->family_name ) + 1 ) )
+ goto Fail;
+
+ root->family_name = font->family_name;
+ root->style_name = (char *)"Regular";
+
+ if ( root->style_flags & FT_STYLE_FLAG_BOLD )
+ {
+ if ( root->style_flags & FT_STYLE_FLAG_ITALIC )
+ root->style_name = (char *)"Bold Italic";
+ else
+ root->style_name = (char *)"Bold";
+ }
+ else if ( root->style_flags & FT_STYLE_FLAG_ITALIC )
+ root->style_name = (char *)"Italic";
+ }
+ goto Exit;
+
+ Fail:
+ FNT_Face_Done( fntface );
+
+ Exit:
+ return error;
+ }
+
+
+ static FT_Error
+ FNT_Size_Select( FT_Size size,
+ FT_ULong strike_index )
+ {
+ FNT_Face face = (FNT_Face)size->face;
+ FT_WinFNT_Header header = &face->font->header;
+
+ FT_UNUSED( strike_index );
+
+
+ FT_Select_Metrics( size->face, 0 );
+
+ size->metrics.ascender = header->ascent * 64;
+ size->metrics.descender = -( header->pixel_height -
+ header->ascent ) * 64;
+ size->metrics.max_advance = header->max_width * 64;
+
+ return FNT_Err_Ok;
+ }
+
+
+ static FT_Error
+ FNT_Size_Request( FT_Size size,
+ FT_Size_Request req )
+ {
+ FNT_Face face = (FNT_Face)size->face;
+ FT_WinFNT_Header header = &face->font->header;
+ FT_Bitmap_Size* bsize = size->face->available_sizes;
+ FT_Error error = FNT_Err_Invalid_Pixel_Size;
+ FT_Long height;
+
+
+ height = FT_REQUEST_HEIGHT( req );
+ height = ( height + 32 ) >> 6;
+
+ switch ( req->type )
+ {
+ case FT_SIZE_REQUEST_TYPE_NOMINAL:
+ if ( height == ( ( bsize->y_ppem + 32 ) >> 6 ) )
+ error = FNT_Err_Ok;
+ break;
+
+ case FT_SIZE_REQUEST_TYPE_REAL_DIM:
+ if ( height == header->pixel_height )
+ error = FNT_Err_Ok;
+ break;
+
+ default:
+ error = FNT_Err_Unimplemented_Feature;
+ break;
+ }
+
+ if ( error )
+ return error;
+ else
+ return FNT_Size_Select( size, 0 );
+ }
+
+
+ static FT_Error
+ FNT_Load_Glyph( FT_GlyphSlot slot,
+ FT_Size size,
+ FT_UInt glyph_index,
+ FT_Int32 load_flags )
+ {
+ FNT_Face face = (FNT_Face)FT_SIZE_FACE( size );
+ FNT_Font font;
+ FT_Error error = FNT_Err_Ok;
+ FT_Byte* p;
+ FT_Int len;
+ FT_Bitmap* bitmap = &slot->bitmap;
+ FT_ULong offset;
+ FT_Bool new_format;
+
+ FT_UNUSED( load_flags );
+
+
+ if ( !face )
+ {
+ error = FNT_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ font = face->font;
+
+ if ( !font ||
+ glyph_index >= (FT_UInt)( FT_FACE( face )->num_glyphs ) )
+ {
+ error = FNT_Err_Invalid_Argument;
+ goto Exit;
+ }
+
+ if ( glyph_index > 0 )
+ glyph_index--; /* revert to real index */
+ else
+ glyph_index = font->header.default_char; /* the .notdef glyph */
+
+ new_format = FT_BOOL( font->header.version == 0x300 );
+ len = new_format ? 6 : 4;
+
+ /* jump to glyph entry */
+ p = font->fnt_frame + ( new_format ? 148 : 118 ) + len * glyph_index;
+
+ bitmap->width = FT_NEXT_SHORT_LE( p );
+
+ if ( new_format )
+ offset = FT_NEXT_ULONG_LE( p );
+ else
+ offset = FT_NEXT_USHORT_LE( p );
+
+ if ( offset >= font->header.file_size )
+ {
+ FT_TRACE2(( "invalid FNT offset\n" ));
+ error = FNT_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ /* jump to glyph data */
+ p = font->fnt_frame + /* font->header.bits_offset */ + offset;
+
+ /* allocate and build bitmap */
+ {
+ FT_Memory memory = FT_FACE_MEMORY( slot->face );
+ FT_Int pitch = ( bitmap->width + 7 ) >> 3;
+ FT_Byte* column;
+ FT_Byte* write;
+
+
+ bitmap->pitch = pitch;
+ bitmap->rows = font->header.pixel_height;
+ bitmap->pixel_mode = FT_PIXEL_MODE_MONO;
+
+ if ( offset + pitch * bitmap->rows >= font->header.file_size )
+ {
+ FT_TRACE2(( "invalid bitmap width\n" ));
+ error = FNT_Err_Invalid_File_Format;
+ goto Exit;
+ }
+
+ /* note: since glyphs are stored in columns and not in rows we */
+ /* can't use ft_glyphslot_set_bitmap */
+ if ( FT_ALLOC_MULT( bitmap->buffer, pitch, bitmap->rows ) )
+ goto Exit;
+
+ column = (FT_Byte*)bitmap->buffer;
+
+ for ( ; pitch > 0; pitch--, column++ )
+ {
+ FT_Byte* limit = p + bitmap->rows;
+
+
+ for ( write = column; p < limit; p++, write += bitmap->pitch )
+ *write = *p;
+ }
+ }
+
+ slot->internal->flags = FT_GLYPH_OWN_BITMAP;
+ slot->bitmap_left = 0;
+ slot->bitmap_top = font->header.ascent;
+ slot->format = FT_GLYPH_FORMAT_BITMAP;
+
+ /* now set up metrics */
+ slot->metrics.width = bitmap->width << 6;
+ slot->metrics.height = bitmap->rows << 6;
+ slot->metrics.horiAdvance = bitmap->width << 6;
+ slot->metrics.horiBearingX = 0;
+ slot->metrics.horiBearingY = slot->bitmap_top << 6;
+
+ ft_synthesize_vertical_metrics( &slot->metrics,
+ bitmap->rows << 6 );
+
+ Exit:
+ return error;
+ }
+
+
+ static FT_Error
+ winfnt_get_header( FT_Face face,
+ FT_WinFNT_HeaderRec *aheader )
+ {
+ FNT_Font font = ((FNT_Face)face)->font;
+
+
+ *aheader = font->header;
+
+ return 0;
+ }
+
+
+ static const FT_Service_WinFntRec winfnt_service_rec =
+ {
+ winfnt_get_header
+ };
+
+ /*
+ * SERVICE LIST
+ *
+ */
+
+ static const FT_ServiceDescRec winfnt_services[] =
+ {
+ { FT_SERVICE_ID_XF86_NAME, FT_XF86_FORMAT_WINFNT },
+ { FT_SERVICE_ID_WINFNT, &winfnt_service_rec },
+ { NULL, NULL }
+ };
+
+
+ static FT_Module_Interface
+ winfnt_get_service( FT_Module module,
+ const FT_String* service_id )
+ {
+ FT_UNUSED( module );
+
+ return ft_service_list_lookup( winfnt_services, service_id );
+ }
+
+
+
+
+ FT_CALLBACK_TABLE_DEF
+ const FT_Driver_ClassRec winfnt_driver_class =
+ {
+ {
+ FT_MODULE_FONT_DRIVER |
+ FT_MODULE_DRIVER_NO_OUTLINES,
+ sizeof ( FT_DriverRec ),
+
+ "winfonts",
+ 0x10000L,
+ 0x20000L,
+
+ 0,
+
+ 0, /* FT_Module_Constructor */
+ 0, /* FT_Module_Destructor */
+ winfnt_get_service
+ },
+
+ sizeof ( FNT_FaceRec ),
+ sizeof ( FT_SizeRec ),
+ sizeof ( FT_GlyphSlotRec ),
+
+ FNT_Face_Init,
+ FNT_Face_Done,
+ 0, /* FT_Size_InitFunc */
+ 0, /* FT_Size_DoneFunc */
+ 0, /* FT_Slot_InitFunc */
+ 0, /* FT_Slot_DoneFunc */
+
+#ifdef FT_CONFIG_OPTION_OLD_INTERNALS
+ ft_stub_set_char_sizes,
+ ft_stub_set_pixel_sizes,
+#endif
+ FNT_Load_Glyph,
+
+ 0, /* FT_Face_GetKerningFunc */
+ 0, /* FT_Face_AttachFunc */
+ 0, /* FT_Face_GetAdvancesFunc */
+
+ FNT_Size_Request,
+ FNT_Size_Select
+ };
+
+
+/* END */
--- /dev/null
+/***************************************************************************/
+/* */
+/* winfnt.h */
+/* */
+/* FreeType font driver for Windows FNT/FON files */
+/* */
+/* Copyright 1996-2001, 2002, 2003, 2004, 2007 by */
+/* David Turner, Robert Wilhelm, and Werner Lemberg. */
+/* Copyright 2007 Dmitry Timoshkov for Codeweavers */
+/* */
+/* This file is part of the FreeType project, and may only be used, */
+/* modified, and distributed under the terms of the FreeType project */
+/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
+/* this file you indicate that you have read the license and */
+/* understand and accept it fully. */
+/* */
+/***************************************************************************/
+
+
+#ifndef __WINFNT_H__
+#define __WINFNT_H__
+
+
+#include <ft2build.h>
+#include FT_WINFONTS_H
+#include FT_INTERNAL_DRIVER_H
+
+
+FT_BEGIN_HEADER
+
+#ifdef FT_CONFIG_OPTION_PIC
+#error "this module does not support PIC yet"
+#endif
+
+ typedef struct WinMZ_HeaderRec_
+ {
+ FT_UShort magic;
+ /* skipped content */
+ FT_UShort lfanew;
+
+ } WinMZ_HeaderRec;
+
+
+ typedef struct WinNE_HeaderRec_
+ {
+ FT_UShort magic;
+ /* skipped content */
+ FT_UShort resource_tab_offset;
+ FT_UShort rname_tab_offset;
+
+ } WinNE_HeaderRec;
+
+
+ typedef struct WinPE32_HeaderRec_
+ {
+ FT_ULong magic;
+ FT_UShort machine;
+ FT_UShort number_of_sections;
+ /* skipped content */
+ FT_UShort size_of_optional_header;
+ /* skipped content */
+ FT_UShort magic32;
+ /* skipped content */
+ FT_ULong rsrc_virtual_address;
+ FT_ULong rsrc_size;
+ /* skipped content */
+
+ } WinPE32_HeaderRec;
+
+
+ typedef struct WinPE32_SectionRec_
+ {
+ FT_Byte name[8];
+ /* skipped content */
+ FT_ULong virtual_address;
+ FT_ULong size_of_raw_data;
+ FT_ULong pointer_to_raw_data;
+ /* skipped content */
+
+ } WinPE32_SectionRec;
+
+
+ typedef struct WinPE_RsrcDirRec_
+ {
+ FT_ULong characteristics;
+ FT_ULong time_date_stamp;
+ FT_UShort major_version;
+ FT_UShort minor_version;
+ FT_UShort number_of_named_entries;
+ FT_UShort number_of_id_entries;
+
+ } WinPE_RsrcDirRec;
+
+
+ typedef struct WinPE_RsrcDirEntryRec_
+ {
+ FT_ULong name;
+ FT_ULong offset;
+
+ } WinPE_RsrcDirEntryRec;
+
+
+ typedef struct WinPE_RsrcDataEntryRec_
+ {
+ FT_ULong offset_to_data;
+ FT_ULong size;
+ FT_ULong code_page;
+ FT_ULong reserved;
+
+ } WinPE_RsrcDataEntryRec;
+
+
+ typedef struct WinNameInfoRec_
+ {
+ FT_UShort offset;
+ FT_UShort length;
+ FT_UShort flags;
+ FT_UShort id;
+ FT_UShort handle;
+ FT_UShort usage;
+
+ } WinNameInfoRec;
+
+
+ typedef struct WinResourceInfoRec_
+ {
+ FT_UShort type_id;
+ FT_UShort count;
+
+ } WinResourceInfoRec;
+
+
+#define WINFNT_MZ_MAGIC 0x5A4D
+#define WINFNT_NE_MAGIC 0x454E
+#define WINFNT_PE_MAGIC 0x4550
+
+
+ typedef struct FNT_FontRec_
+ {
+ FT_ULong offset;
+
+ FT_WinFNT_HeaderRec header;
+
+ FT_Byte* fnt_frame;
+ FT_ULong fnt_size;
+ FT_String* family_name;
+
+ } FNT_FontRec, *FNT_Font;
+
+
+ typedef struct FNT_FaceRec_
+ {
+ FT_FaceRec root;
+ FNT_Font font;
+
+ FT_CharMap charmap_handle;
+ FT_CharMapRec charmap; /* a single charmap per face */
+
+ } FNT_FaceRec, *FNT_Face;
+
+
+ FT_EXPORT_VAR( const FT_Driver_ClassRec ) winfnt_driver_class;
+
+
+FT_END_HEADER
+
+
+#endif /* __WINFNT_H__ */
+
+
+/* END */
--- /dev/null
+#! /usr/bin/sed -nf
+
+s/^#define *FREETYPE_MAJOR *\([^ ][^ ]*\).*$/freetype_major="\1" ;/p
+s/^#define *FREETYPE_MINOR *\([^ ][^ ]*\).*$/freetype_minor=".\1" ;/p
+s/^#define *FREETYPE_PATCH *\([^ ][^ ]*\).*$/freetype_patch=".\1" ;/p
--- /dev/null
+$! make Freetype2 under OpenVMS
+$!
+$! Copyright 2003, 2004, 2006, 2007 by
+$! David Turner, Robert Wilhelm, and Werner Lemberg.
+$!
+$! This file is part of the FreeType project, and may only be used, modified,
+$! and distributed under the terms of the FreeType project license,
+$! LICENSE.TXT. By continuing to use, modify, or distribute this file you
+$! indicate that you have read the license and understand and accept it
+$! fully.
+$!
+$!
+$! External libraries (like Freetype, XPM, etc.) are supported via the
+$! config file VMSLIB.DAT. Please check the sample file, which is part of this
+$! distribution, for the information you need to provide
+$!
+$! This procedure currently does support the following commandline options
+$! in arbitrary order
+$!
+$! * DEBUG - Compile modules with /noopt/debug and link shareable image
+$! with /debug
+$! * LOPTS - Options to be passed to the link command
+$! * CCOPT - Options to be passed to the C compiler
+$!
+$! In case of problems with the install you might contact me at
+$! zinser@zinser.no-ip.info(preferred) or
+$! zinser@sysdev.deutsche-boerse.com (work)
+$!
+$! Make procedure history for Freetype2
+$!
+$!------------------------------------------------------------------------------
+$! Version history
+$! 0.01 20040401 First version to receive a number
+$! 0.02 20041030 Add error handling, Freetype 2.1.9
+$!
+$ on error then goto err_exit
+$ true = 1
+$ false = 0
+$ tmpnam = "temp_" + f$getjpi("","pid")
+$ tt = tmpnam + ".txt"
+$ tc = tmpnam + ".c"
+$ th = tmpnam + ".h"
+$ its_decc = false
+$ its_vaxc = false
+$ its_gnuc = false
+$!
+$! Setup variables holding "config" information
+$!
+$ Make = ""
+$ ccopt = "/name=as_is/float=ieee"
+$ lopts = ""
+$ dnsrl = ""
+$ aconf_in_file = "config.hin"
+$ name = "Freetype2"
+$ mapfile = name + ".map"
+$ optfile = name + ".opt"
+$ s_case = false
+$ liblist = ""
+$!
+$ whoami = f$parse(f$environment("Procedure"),,,,"NO_CONCEAL")
+$ mydef = F$parse(whoami,,,"DEVICE")
+$ mydir = f$parse(whoami,,,"DIRECTORY") - "]["
+$ myproc = f$parse(whoami,,,"Name") + f$parse(whoami,,,"type")
+$!
+$! Check for MMK/MMS
+$!
+$ If F$Search ("Sys$System:MMS.EXE") .nes. "" Then Make = "MMS"
+$ If F$Type (MMK) .eqs. "STRING" Then Make = "MMK"
+$!
+$! Which command parameters were given
+$!
+$ gosub check_opts
+$!
+$! Create option file
+$!
+$ open/write optf 'optfile'
+$!
+$! Pull in external libraries
+$!
+$ create libs.opt
+$ open/write libsf libs.opt
+$ gosub check_create_vmslib
+$!
+$! Create objects
+$!
+$ if libdefs .nes. ""
+$ then
+$ ccopt = ccopt + "/define=(" + f$extract(0,f$length(libdefs)-1,libdefs) + ")"
+$ endif
+$!
+$ if f$locate("AS_IS",f$edit(ccopt,"UPCASE")) .lt. f$length(ccopt) -
+ then s_case = true
+$ gosub crea_mms
+$!
+$ 'Make' /macro=(comp_flags="''ccopt'")
+$ purge/nolog [...]descrip.mms
+$!
+$! Add them to options
+$!
+$FLOOP:
+$ file = f$edit(f$search("[...]*.obj"),"UPCASE")
+$ if (file .nes. "")
+$ then
+$ if f$locate("DEMOS",file) .eqs. f$length(file) then write optf file
+$ goto floop
+$ endif
+$!
+$ close optf
+$!
+$!
+$! Alpha gets a shareable image
+$!
+$ If f$getsyi("HW_MODEL") .gt. 1024
+$ Then
+$ write sys$output "Creating freetype2shr.exe"
+$ call anal_obj_axp 'optfile' _link.opt
+$ open/append optf 'optfile'
+$ if s_case then WRITE optf "case_sensitive=YES"
+$ close optf
+$ LINK_/NODEB/SHARE=[.lib]freetype2shr.exe -
+ 'optfile'/opt,libs.opt/opt,_link.opt/opt
+$ endif
+$!
+$ exit
+$!
+$
+$ERR_LIB:
+$ write sys$output "Error reading config file vmslib.dat"
+$ goto err_exit
+$FT2_ERR:
+$ write sys$output "Could not locate Freetype 2 include files"
+$ goto err_exit
+$ERR_EXIT:
+$ set message/facil/ident/sever/text
+$ close/nolog optf
+$ close/nolog out
+$ close/nolog libdata
+$ close/nolog in
+$ close/nolog atmp
+$ close/nolog xtmp
+$ write sys$output "Exiting..."
+$ exit 2
+$!
+$!------------------------------------------------------------------------------
+$!
+$! If MMS/MMK are available dump out the descrip.mms if required
+$!
+$CREA_MMS:
+$ write sys$output "Creating descrip.mms files ..."
+$ write sys$output "... Main directory"
+$ create descrip.mms
+$ open/append out descrip.mms
+$ copy sys$input: out
+$ deck
+#
+# FreeType 2 build system -- top-level Makefile for OpenVMS
+#
+
+
+# Copyright 2001 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+$ EOD
+$ write out "CFLAGS = ", ccopt
+$ copy sys$input: out
+$ deck
+
+
+all :
+ define freetype [--.include.freetype]
+ define psaux [-.psaux]
+ define autofit [-.autofit]
+ define autohint [-.autohint]
+ define base [-.base]
+ define cache [-.cache]
+ define cff [-.cff]
+ define cid [-.cid]
+ define pcf [-.pcf]
+ define psnames [-.psnames]
+ define raster [-.raster]
+ define sfnt [-.sfnt]
+ define smooth [-.smooth]
+ define truetype [-.truetype]
+ define type1 [-.type1]
+ define winfonts [-.winfonts]
+ if f$search("lib.dir") .eqs. "" then create/directory [.lib]
+ set default [.builds.vms]
+ $(MMS)$(MMSQUALIFIERS)
+# set default [--.src.autofit]
+# $(MMS)$(MMSQUALIFIERS)
+ set default [--.src.autohint]
+ $(MMS)$(MMSQUALIFIERS)
+ set default [-.base]
+ $(MMS)$(MMSQUALIFIERS)
+ set default [-.bdf]
+ $(MMS)$(MMSQUALIFIERS)
+ set default [-.cache]
+ $(MMS)$(MMSQUALIFIERS)
+ set default [-.cff]
+ $(MMS)$(MMSQUALIFIERS)
+ set default [-.cid]
+ $(MMS)$(MMSQUALIFIERS)
+ set default [-.gzip]
+ $(MMS)$(MMSQUALIFIERS)
+ set default [-.lzw]
+ $(MMS)$(MMSQUALIFIERS)
+ set default [-.otvalid]
+ $(MMS)$(MMSQUALIFIERS)
+ set default [-.pcf]
+ $(MMS)$(MMSQUALIFIERS)
+ set default [-.pfr]
+ $(MMS)$(MMSQUALIFIERS)
+ set default [-.psaux]
+ $(MMS)$(MMSQUALIFIERS)
+ set default [-.pshinter]
+ $(MMS)$(MMSQUALIFIERS)
+ set default [-.psnames]
+ $(MMS)$(MMSQUALIFIERS)
+ set default [-.raster]
+ $(MMS)$(MMSQUALIFIERS)
+ set default [-.sfnt]
+ $(MMS)$(MMSQUALIFIERS)
+ set default [-.smooth]
+ $(MMS)$(MMSQUALIFIERS)
+ set default [-.truetype]
+ $(MMS)$(MMSQUALIFIERS)
+ set default [-.type1]
+ $(MMS)$(MMSQUALIFIERS)
+ set default [-.type42]
+ $(MMS)$(MMSQUALIFIERS)
+ set default [-.winfonts]
+ $(MMS)$(MMSQUALIFIERS)
+ set default [--]
+
+# EOF
+$ eod
+$ close out
+$ write sys$output "... [.builds.vms] directory"
+$ create [.builds.vms]descrip.mms
+$ open/append out [.builds.vms]descrip.mms
+$ copy sys$input: out
+$ deck
+#
+# FreeType 2 system rules for VMS
+#
+
+
+# Copyright 2001 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+CFLAGS=$(COMP_FLAGS)$(DEBUG)/include=([],[--.include],[--.src.base])
+
+OBJS=ftsystem.obj
+
+all : $(OBJS)
+ library/create [--.lib]freetype.olb $(OBJS)
+
+ftsystem.obj : ftsystem.c ftconfig.h
+
+# EOF
+$ eod
+$ close out
+$ write sys$output "... [.src.autofit] directory"
+$ create [.src.autofit]descrip.mms
+$ open/append out [.src.autofit]descrip.mms
+$ copy sys$input: out
+$ deck
+#
+# FreeType 2 auto-fit module compilation rules for VMS
+#
+
+
+# Copyright 2002 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+CFLAGS=$(COMP_FLAGS)$(DEBUG)/include=([--.include],[--.src.autofit])
+
+OBJS=afangles.obj,afhints.obj,aflatin.obj
+
+all : $(OBJS)
+ library [--.lib]freetype.olb $(OBJS)
+
+# EOF
+$ eod
+$ close out
+$ write sys$output "... [.src.autohint] directory"
+$ create [.src.autohint]descrip.mms
+$ open/append out [.src.autohint]descrip.mms
+$ copy sys$input: out
+$ deck
+#
+# FreeType 2 auto-hinter module compilation rules for VMS
+#
+
+
+# Copyright 2001, 2002 Catharon Productions Inc.
+#
+# This file is part of the Catharon Typography Project and shall only
+# be used, modified, and distributed under the terms of the Catharon
+# Open Source License that should come with this file under the name
+# `CatharonLicense.txt'. By continuing to use, modify, or distribute
+# this file you indicate that you have read the license and
+# understand and accept it fully.
+#
+# Note that this license is compatible with the FreeType license.
+
+
+CFLAGS=$(COMP_FLAGS)$(DEBUG)/incl=([--.include],[--.src.autohint])
+
+OBJS=autohint.obj
+
+all : $(OBJS)
+ library [--.lib]freetype.olb $(OBJS)
+
+# EOF
+$ eod
+$ close out
+$ write sys$output "... [.src.base] directory"
+$ create [.src.base]descrip.mms
+$ open/append out [.src.base]descrip.mms
+$ copy sys$input: out
+$ deck
+#
+# FreeType 2 base layer compilation rules for VMS
+#
+
+
+# Copyright 2001, 2003 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+CFLAGS=$(COMP_FLAGS)$(DEBUG)/include=([--.builds.vms],[--.include],[--.src.base])
+
+OBJS=ftbase.obj,ftinit.obj,ftglyph.obj,ftdebug.obj,ftbdf.obj,ftmm.obj,\
+ fttype1.obj,ftxf86.obj,ftpfr.obj,ftstroke.obj,ftwinfnt.obj,ftbbox.obj,\
+ ftbitmap.obj ftlcdfil.obj ftgasp.obj
+
+all : $(OBJS)
+ library [--.lib]freetype.olb $(OBJS)
+
+# EOF
+$ eod
+$ close out
+$ write sys$output "... [.src.bdf] directory"
+$ create [.src.bdf]descrip.mms
+$ open/append out [.src.bdf]descrip.mms
+$ copy sys$input: out
+$ deck
+#
+# FreeType 2 BDF driver compilation rules for VMS
+#
+
+
+# Copyright 2002 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+CFLAGS=$(COMP_FLAGS)$(DEBUG)/include=([--.include],[--.src.bdf])
+
+OBJS=bdf.obj
+
+all : $(OBJS)
+ library [--.lib]freetype.olb $(OBJS)
+
+# EOF
+$ eod
+$ close out
+$ write sys$output "... [.src.cache] directory"
+$ create [.src.cache]descrip.mms
+$ open/append out [.src.cache]descrip.mms
+$ copy sys$input: out
+$ deck
+#
+# FreeType 2 Cache compilation rules for VMS
+#
+
+
+# Copyright 2001, 2002, 2003, 2004 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+CFLAGS=$(COMP_FLAGS)$(DEBUG)/include=([--.include],[--.src.cache])
+
+OBJS=ftcache.obj
+
+all : $(OBJS)
+ library [--.lib]freetype.olb $(OBJS)
+
+ftcache.obj : ftcache.c ftcbasic.c ftccache.c ftccmap.c ftcglyph.c ftcimage.c \
+ ftcmanag.c ftcmru.c ftcsbits.c
+
+# EOF
+$ eod
+$ close out
+$ write sys$output "... [.src.cff] directory"
+$ create [.src.cff]descrip.mms
+$ open/append out [.src.cff]descrip.mms
+$ copy sys$input: out
+$ deck
+#
+# FreeType 2 OpenType/CFF driver compilation rules for VMS
+#
+
+
+# Copyright 2001, 2002 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+CFLAGS=$(COMP_FLAGS)$(DEBUG)/include=([--.include],[--.src.cff])
+
+OBJS=cff.obj
+
+all : $(OBJS)
+ library [--.lib]freetype.olb $(OBJS)
+
+# EOF
+$ eod
+$ close out
+$ write sys$output "... [.src.cid] directory"
+$ create [.src.cid]descrip.mms
+$ open/append out [.src.cid]descrip.mms
+$ copy sys$input: out
+$ deck
+#
+# FreeType 2 CID driver compilation rules for VMS
+#
+
+
+# Copyright 2001 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+CFLAGS=$(COMP_FLAGS)$(DEBUG)/include=([--.include],[--.src.cid])
+
+OBJS=type1cid.obj
+
+all : $(OBJS)
+ library [--.lib]freetype.olb $(OBJS)
+
+# EOF
+$ eod
+$ close out
+$ write sys$output "... [.src.gzip] directory"
+$ create [.src.gzip]descrip.mms
+$ open/append out [.src.gzip]descrip.mms
+$ copy sys$input: out
+$ deck
+#
+# FreeType 2 GZip support compilation rules for VMS
+#
+
+
+# Copyright 2002 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+$EOD
+$ if libincs .nes. "" then write out "LIBINCS = ", libincs - ",", ","
+$ write out "COMP_FLAGS = ", ccopt
+$ copy sys$input: out
+$ deck
+
+CFLAGS=$(COMP_FLAGS)$(DEBUG)/include=($(LIBINCS)[--.include],[--.src.gzip])
+
+OBJS=ftgzip.obj
+
+all : $(OBJS)
+ library [--.lib]freetype.olb $(OBJS)
+
+# EOF
+$ eod
+$ close out
+$ write sys$output "... [.src.lzw] directory"
+$ create [.src.lzw]descrip.mms
+$ open/append out [.src.lzw]descrip.mms
+$ copy sys$input: out
+$ deck
+#
+# FreeType 2 LZW support compilation rules for VMS
+#
+
+
+# Copyright 2004 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+$EOD
+$ if libincs .nes. "" then write out "LIBINCS = ", libincs - ",", ","
+$ write out "COMP_FLAGS = ", ccopt
+$ copy sys$input: out
+$ deck
+
+CFLAGS=$(COMP_FLAGS)$(DEBUG)/include=($(LIBINCS)[--.include],[--.src.lzw])
+
+OBJS=ftlzw.obj
+
+all : $(OBJS)
+ library [--.lib]freetype.olb $(OBJS)
+
+# EOF
+$ eod
+$ close out
+$ write sys$output "... [.src.otlayout] directory"
+$ create [.src.otlayout]descrip.mms
+$ open/append out [.src.otlayout]descrip.mms
+$ copy sys$input: out
+$ deck
+#
+# FreeType 2 OT layout compilation rules for VMS
+#
+
+
+# Copyright 2004 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+CFLAGS=$(COMP_FLAGS)$(DEBUG)/include=([--.include],[--.src.otlayout])
+
+OBJS=otlbase.obj,otlcommn.obj,otlgdef.obj,otlgpos.obj,otlgsub.obj,\
+ otljstf.obj,otlparse.obj
+
+all : $(OBJS)
+ library [--.lib]freetype.olb $(OBJS)
+
+
+# EOF
+$ eod
+$ close out
+$ write sys$output "... [.src.otvalid] directory"
+$ create [.src.otvalid]descrip.mms
+$ open/append out [.src.otvalid]descrip.mms
+$ copy sys$input: out
+$ deck
+#
+# FreeType 2 OpenType validation module compilation rules for VMS
+#
+
+
+# Copyright 2004 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+CFLAGS=$(COMP_FLAGS)$(DEBUG)/include=([--.include],[--.src.otvalid])
+
+OBJS=otvalid.obj
+
+all : $(OBJS)
+ library [--.lib]freetype.olb $(OBJS)
+
+# EOF
+$ eod
+$ close out
+$ write sys$output "... [.src.pcf] directory"
+$ create [.src.pcf]descrip.mms
+$ open/append out [.src.pcf]descrip.mms
+$ copy sys$input: out
+$ deck
+#
+# FreeType 2 pcf driver compilation rules for VMS
+#
+
+
+# Copyright (C) 2001, 2002 by
+# Francesco Zappa Nardelli
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+
+
+CFLAGS=$(COMP_FLAGS)$(DEBUG)/include=([--.include],[--.src.pcf])
+
+OBJS=pcf.obj
+
+all : $(OBJS)
+ library [--.lib]freetype.olb $(OBJS)
+
+# EOF
+$ eod
+$ close out
+$ write sys$output "... [.src.pfr] directory"
+$ create [.src.pfr]descrip.mms
+$ open/append out [.src.pfr]descrip.mms
+$ copy sys$input: out
+$ deck
+#
+# FreeType 2 PFR driver compilation rules for VMS
+#
+
+
+# Copyright 2002 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+CFLAGS=$(COMP_FLAGS)$(DEBUG)/include=([--.include],[--.src.pfr])
+
+OBJS=pfr.obj
+
+all : $(OBJS)
+ library [--.lib]freetype.olb $(OBJS)
+
+# EOF
+$ eod
+$ close out
+$ write sys$output "... [.src.psaux] directory"
+$ create [.src.psaux]descrip.mms
+$ open/append out [.src.psaux]descrip.mms
+$ copy sys$input: out
+$ deck
+#
+# FreeType 2 PSaux driver compilation rules for VMS
+#
+
+
+# Copyright 2001, 2002 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+CFLAGS=$(COMP_FLAGS)$(DEBUG)/include=([--.include],[--.src.psaux])
+
+OBJS=psaux.obj
+
+all : $(OBJS)
+ library [--.lib]freetype.olb $(OBJS)
+
+# EOF
+$ eod
+$ close out
+$ write sys$output "... [.src.pshinter] directory"
+$ create [.src.pshinter]descrip.mms
+$ open/append out [.src.pshinter]descrip.mms
+$ copy sys$input: out
+$ deck
+#
+# FreeType 2 PSHinter driver compilation rules for OpenVMS
+#
+
+
+# Copyright 2001, 2002 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+CFLAGS=$(COMP_FLAGS)$(DEBUG)/include=([--.include],[--.src.psnames])
+
+OBJS=pshinter.obj
+
+all : $(OBJS)
+ library [--.lib]freetype.olb $(OBJS)
+
+# EOF
+$ eod
+$ close out
+$ write sys$output "... [.src.psnames] directory"
+$ create [.src.psnames]descrip.mms
+$ open/append out [.src.psnames]descrip.mms
+$ copy sys$input: out
+$ deck
+#
+# FreeType 2 PSNames driver compilation rules for VMS
+#
+
+
+# Copyright 2001, 2002 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+CFLAGS=$(COMP_FLAGS)$(DEBUG)/include=([--.include],[--.src.psnames])
+
+OBJS=psnames.obj
+
+all : $(OBJS)
+ library [--.lib]freetype.olb $(OBJS)
+
+# EOF
+$ eod
+$ close out
+$ write sys$output "... [.src.raster] directory"
+$ create [.src.raster]descrip.mms
+$ open/append out [.src.raster]descrip.mms
+$ copy sys$input: out
+$ deck
+#
+# FreeType 2 renderer module compilation rules for VMS
+#
+
+
+# Copyright 2001 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+CFLAGS=$(COMP_FLAGS)$(DEBUG)/include=([--.include],[--.src.raster])
+
+OBJS=raster.obj
+
+all : $(OBJS)
+ library [--.lib]freetype.olb $(OBJS)
+
+# EOF
+$ eod
+$ close out
+$ write sys$output "... [.src.sfnt] directory"
+$ create [.src.sfnt]descrip.mms
+$ open/append out [.src.sfnt]descrip.mms
+$ copy sys$input: out
+$ deck
+#
+# FreeType 2 SFNT driver compilation rules for VMS
+#
+
+
+# Copyright 2001, 2002 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+CFLAGS=$(COMP_FLAGS)$(DEBUG)/include=([--.include],[--.src.sfnt])
+
+OBJS=sfnt.obj
+
+all : $(OBJS)
+ library [--.lib]freetype.olb $(OBJS)
+
+# EOF
+$ eod
+$ close out
+$ write sys$output "... [.src.smooth] directory"
+$ create [.src.smooth]descrip.mms
+$ open/append out [.src.smooth]descrip.mms
+$ copy sys$input: out
+$ deck
+#
+# FreeType 2 smooth renderer module compilation rules for VMS
+#
+
+
+# Copyright 2001 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+CFLAGS=$(COMP_FLAGS)$(DEBUG)/include=([--.include],[--.src.smooth])
+
+OBJS=smooth.obj
+
+all : $(OBJS)
+ library [--.lib]freetype.olb $(OBJS)
+
+# EOF
+$ eod
+$ close out
+$ write sys$output "... [.src.truetype] directory"
+$ create [.src.truetype]descrip.mms
+$ open/append out [.src.truetype]descrip.mms
+$ copy sys$input: out
+$ deck
+#
+# FreeType 2 TrueType driver compilation rules for VMS
+#
+
+
+# Copyright 2001, 2002 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+CFLAGS=$(COMP_FLAGS)$(DEBUG)/include=([--.include],[--.src.truetype])
+
+OBJS=truetype.obj
+
+all : $(OBJS)
+ library [--.lib]freetype.olb $(OBJS)
+
+# EOF
+$ eod
+$ close out
+$ write sys$output "... [.src.type1] directory"
+$ create [.src.type1]descrip.mms
+$ open/append out [.src.type1]descrip.mms
+$ copy sys$input: out
+$ deck
+#
+# FreeType 2 Type1 driver compilation rules for VMS
+#
+
+
+# Copyright 1996-2000, 2002 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+CFLAGS=$(COMP_FLAGS)$(DEBUG)/include=([--.include],[--.src.type1])
+
+OBJS=type1.obj
+
+all : $(OBJS)
+ library [--.lib]freetype.olb $(OBJS)
+
+type1.obj : type1.c t1parse.c t1load.c t1objs.c t1driver.c t1gload.c t1afm.c
+
+# EOF
+$ eod
+$ close out
+$ write sys$output "... [.src.type42] directory"
+$ create [.src.type42]descrip.mms
+$ open/append out [.src.type42]descrip.mms
+$ copy sys$input: out
+$ deck
+#
+# FreeType 2 Type 42 driver compilation rules for VMS
+#
+
+
+# Copyright 2002 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+CFLAGS=$(COMP_FLAGS)$(DEBUG)/include=([--.include],[--.src.type42])
+
+OBJS=type42.obj
+
+all : $(OBJS)
+ library [--.lib]freetype.olb $(OBJS)
+
+# EOF
+$ eod
+$ close out
+$ write sys$output "... [.src.winfonts] directory"
+$ create [.src.winfonts]descrip.mms
+$ open/append out [.src.winfonts]descrip.mms
+$ copy sys$input: out
+$ deck
+#
+# FreeType 2 Windows FNT/FON driver compilation rules for VMS
+#
+
+
+# Copyright 2001, 2002 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT. By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+
+CFLAGS=$(COMP_FLAGS)$(DEBUG)/include=([--.include],[--.src.winfonts])
+
+OBJS=winfnt.obj
+
+all : $(OBJS)
+ library [--.lib]freetype.olb $(OBJS)
+
+# EOF
+$ eod
+$ close out
+$ return
+$!------------------------------------------------------------------------------
+$!
+$! Check command line options and set symbols accordingly
+$!
+$ CHECK_OPTS:
+$ i = 1
+$ OPT_LOOP:
+$ if i .lt. 9
+$ then
+$ cparm = f$edit(p'i',"upcase")
+$ if cparm .eqs. "DEBUG"
+$ then
+$ ccopt = ccopt + "/noopt/deb"
+$ lopts = lopts + "/deb"
+$ endif
+$ if f$locate("CCOPT=",cparm) .lt. f$length(cparm)
+$ then
+$ start = f$locate("=",cparm) + 1
+$ len = f$length(cparm) - start
+$ ccopt = ccopt + f$extract(start,len,cparm)
+$ endif
+$ if cparm .eqs. "LINK" then linkonly = true
+$ if f$locate("LOPTS=",cparm) .lt. f$length(cparm)
+$ then
+$ start = f$locate("=",cparm) + 1
+$ len = f$length(cparm) - start
+$ lopts = lopts + f$extract(start,len,cparm)
+$ endif
+$ if f$locate("CC=",cparm) .lt. f$length(cparm)
+$ then
+$ start = f$locate("=",cparm) + 1
+$ len = f$length(cparm) - start
+$ cc_com = f$extract(start,len,cparm)
+ if (cc_com .nes. "DECC") .and. -
+ (cc_com .nes. "VAXC") .and. -
+ (cc_com .nes. "GNUC")
+$ then
+$ write sys$output "Unsupported compiler choice ''cc_com' ignored"
+$ write sys$output "Use DECC, VAXC, or GNUC instead"
+$ else
+$ if cc_com .eqs. "DECC" then its_decc = true
+$ if cc_com .eqs. "VAXC" then its_vaxc = true
+$ if cc_com .eqs. "GNUC" then its_gnuc = true
+$ endif
+$ endif
+$ if f$locate("MAKE=",cparm) .lt. f$length(cparm)
+$ then
+$ start = f$locate("=",cparm) + 1
+$ len = f$length(cparm) - start
+$ mmks = f$extract(start,len,cparm)
+$ if (mmks .eqs. "MMK") .or. (mmks .eqs. "MMS")
+$ then
+$ make = mmks
+$ else
+$ write sys$output "Unsupported make choice ''mmks' ignored"
+$ write sys$output "Use MMK or MMS instead"
+$ endif
+$ endif
+$ i = i + 1
+$ goto opt_loop
+$ endif
+$ return
+$!------------------------------------------------------------------------------
+$!
+$! Take care of driver file with information about external libraries
+$!
+$! Version history
+$! 0.01 20040220 First version to receive a number
+$! 0.02 20040229 Echo current procedure name; use general error exit handler
+$! Remove xpm hack -> Replaced by more general dnsrl handling
+$CHECK_CREATE_VMSLIB:
+$!
+$ if f$search("VMSLIB.DAT") .eqs. ""
+$ then
+$ type/out=vmslib.dat sys$input
+!
+! This is a simple driver file with information used by vms_make.com to
+! check if external libraries (like t1lib and freetype) are available on
+! the system.
+!
+! Layout of the file:
+!
+! - Lines starting with ! are treated as comments
+! - Elements in a data line are separated by # signs
+! - The elements need to be listed in the following order
+! 1.) Name of the Library (only used for informative messages
+! from vms_make.com)
+! 2.) Location where the object library can be found
+! 3.) Location where the include files for the library can be found
+! 4.) Include file used to verify library location
+! 5.) CPP define to pass to the build to indicate availability of
+! the library
+!
+! Example: The following lines show how definitions
+! might look like. They are site specific and the locations of the
+! library and include files need almost certainly to be changed.
+!
+! Location: All of the libaries can be found at the following addresses
+!
+! ZLIB: http://zinser.no-ip.info/vms/sw/zlib.htmlx
+!
+ZLIB # sys$library:libz.olb # sys$library: # zlib.h # FT_CONFIG_OPTION_SYSTEM_ZLIB
+$ write sys$output "New driver file vmslib.dat created."
+$ write sys$output "Please customize libary locations for your site"
+$ write sys$output "and afterwards re-execute ''myproc'"
+$ goto err_exit
+$ endif
+$!
+$! Init symbols used to hold CPP definitions and include path
+$!
+$ libdefs = ""
+$ libincs = ""
+$!
+$! Open data file with location of libraries
+$!
+$ open/read/end=end_lib/err=err_lib libdata VMSLIB.DAT
+$LIB_LOOP:
+$ read/end=end_lib libdata libline
+$ libline = f$edit(libline, "UNCOMMENT,COLLAPSE")
+$ if libline .eqs. "" then goto LIB_LOOP ! Comment line
+$ libname = f$edit(f$element(0,"#",libline),"UPCASE")
+$ write sys$output "Processing ''libname' setup ..."
+$ libloc = f$element(1,"#",libline)
+$ libsrc = f$element(2,"#",libline)
+$ testinc = f$element(3,"#",libline)
+$ cppdef = f$element(4,"#",libline)
+$ old_cpp = f$locate("=1",cppdef)
+$ if old_cpp.lt.f$length(cppdef) then cppdef = f$extract(0,old_cpp,cppdef)
+$ if f$search("''libloc'").eqs. ""
+$ then
+$ write sys$output "Can not find library ''libloc' - Skipping ''libname'"
+$ goto LIB_LOOP
+$ endif
+$ libsrc_elem = 0
+$ libsrc_found = false
+$LIBSRC_LOOP:
+$ libsrcdir = f$element(libsrc_elem,",",libsrc)
+$ if (libsrcdir .eqs. ",") then goto END_LIBSRC
+$ if f$search("''libsrcdir'''testinc'") .nes. "" then libsrc_found = true
+$ libsrc_elem = libsrc_elem + 1
+$ goto LIBSRC_LOOP
+$END_LIBSRC:
+$ if .not. libsrc_found
+$ then
+$ write sys$output "Can not find includes at ''libsrc' - Skipping ''libname'"
+$ goto LIB_LOOP
+$ endif
+$ if (cppdef .nes. "") then libdefs = libdefs + cppdef + ","
+$ libincs = libincs + "," + libsrc
+$ lqual = "/lib"
+$ libtype = f$edit(f$parse(libloc,,,"TYPE"),"UPCASE")
+$ if f$locate("EXE",libtype) .lt. f$length(libtype) then lqual = "/share"
+$ write optf libloc , lqual
+$ if (f$trnlnm("topt") .nes. "") then write topt libloc , lqual
+$!
+$! Nasty hack to get the freetype includes to work
+$!
+$ ft2def = false
+$ if ((libname .eqs. "FREETYPE") .and. -
+ (f$locate("FREETYPE2",cppdef) .lt. f$length(cppdef)))
+$ then
+$ if ((f$search("freetype:freetype.h") .nes. "") .and. -
+ (f$search("freetype:[internal]ftobjs.h") .nes. ""))
+$ then
+$ write sys$output "Will use local definition of freetype logical"
+$ else
+$ ft2elem = 0
+$FT2_LOOP:
+$ ft2srcdir = f$element(ft2elem,",",libsrc)
+$ if f$search("''ft2srcdir'''testinc'") .nes. ""
+$ then
+$ if f$search("''ft2srcdir'internal.dir") .nes. ""
+$ then
+$ ft2dev = f$parse("''ft2srcdir'",,,"device","no_conceal")
+$ ft2dir = f$parse("''ft2srcdir'",,,"directory","no_conceal")
+$ ft2conc = f$locate("][",ft2dir)
+$ ft2len = f$length(ft2dir)
+$ if ft2conc .lt. ft2len
+$ then
+$ ft2dir = f$extract(0,ft2conc,ft2dir) + -
+ f$extract(ft2conc+2,ft2len-2,ft2dir)
+$ endif
+$ ft2dir = ft2dir - "]" + ".]"
+$ define freetype 'ft2dev''ft2dir','ft2srcdir'
+$ ft2def = true
+$ else
+$ goto ft2_err
+$ endif
+$ else
+$ ft2elem = ft2elem + 1
+$ goto ft2_loop
+$ endif
+$ endif
+$ endif
+$ goto LIB_LOOP
+$END_LIB:
+$ close libdata
+$ return
+$!------------------------------------------------------------------------------
+$!
+$! Analyze Object files for OpenVMS AXP to extract Procedure and Data
+$! information to build a symbol vector for a shareable image
+$! All the "brains" of this logic was suggested by Hartmut Becker
+$! (Hartmut.Becker@compaq.com). All the bugs were introduced by me
+$! (zinser@decus.de), so if you do have problem reports please do not
+$! bother Hartmut/HP, but get in touch with me
+$!
+$! Version history
+$! 0.01 20040006 Skip over shareable images in option file
+$!
+$ ANAL_OBJ_AXP: Subroutine
+$ V = 'F$Verify(0)
+$ SAY := "WRITE_ SYS$OUTPUT"
+$
+$ IF F$SEARCH("''P1'") .EQS. ""
+$ THEN
+$ SAY "ANAL_OBJ_AXP-E-NOSUCHFILE: Error, inputfile ''p1' not available"
+$ goto exit_aa
+$ ENDIF
+$ IF "''P2'" .EQS. ""
+$ THEN
+$ SAY "ANAL_OBJ_AXP: Error, no output file provided"
+$ goto exit_aa
+$ ENDIF
+$
+$ open/read in 'p1
+$ create a.tmp
+$ open/append atmp a.tmp
+$ loop:
+$ read/end=end_loop in line
+$ if f$locate("/SHARE",f$edit(line,"upcase")) .lt. f$length(line)
+$ then
+$ write sys$output "ANAL_SKP_SHR-i-skipshare, ''line'"
+$ goto loop
+$ endif
+$ if f$locate("/LIB",f$edit(line,"upcase")) .lt. f$length(line)
+$ then
+$ write libsf line
+$ write sys$output "ANAL_SKP_LIB-i-skiplib, ''line'"
+$ goto loop
+$ endif
+$ f= f$search(line)
+$ if f .eqs. ""
+$ then
+$ write sys$output "ANAL_OBJ_AXP-w-nosuchfile, ''line'"
+$ goto loop
+$ endif
+$ def/user sys$output nl:
+$ def/user sys$error nl:
+$ anal/obj/gsd 'f /out=x.tmp
+$ open/read xtmp x.tmp
+$ XLOOP:
+$ read/end=end_xloop xtmp xline
+$ xline = f$edit(xline,"compress")
+$ write atmp xline
+$ goto xloop
+$ END_XLOOP:
+$ close xtmp
+$ goto loop
+$ end_loop:
+$ close in
+$ close atmp
+$ if f$search("a.tmp") .eqs. "" -
+ then $ exit
+$ ! all global definitions
+$ search a.tmp "symbol:","EGSY$V_DEF 1","EGSY$V_NORM 1"/out=b.tmp
+$ ! all procedures
+$ search b.tmp "EGSY$V_NORM 1"/wind=(0,1) /out=c.tmp
+$ search c.tmp "symbol:"/out=d.tmp
+$ def/user sys$output nl:
+$ edito/edt/command=sys$input d.tmp
+sub/symbol: "/symbol_vector=(/whole
+sub/"/=PROCEDURE)/whole
+exit
+$ ! all data
+$ search b.tmp "EGSY$V_DEF 1"/wind=(0,1) /out=e.tmp
+$ search e.tmp "symbol:"/out=f.tmp
+$ def/user sys$output nl:
+$ edito/edt/command=sys$input f.tmp
+sub/symbol: "/symbol_vector=(/whole
+sub/"/=DATA)/whole
+exit
+$ sort/nodupl d.tmp,f.tmp 'p2'
+$ delete a.tmp;*,b.tmp;*,c.tmp;*,d.tmp;*,e.tmp;*,f.tmp;*
+$ if f$search("x.tmp") .nes. "" -
+ then $ delete x.tmp;*
+$!
+$ close libsf
+$ EXIT_AA:
+$ if V then set verify
+$ endsubroutine
projects / framework / graphics / freetype.git / commitdiff