X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=devel%2Fftoption.h;h=10027bb544123bcb9d88b88477c974b86252dcff;hb=afcae9b7a0a6009d33581fac78416fc9623a8a18;hp=4da0221db37e175244276e552cbaac3482c59b7a;hpb=46ec2c26b7d34b4a37c96ed6049ce3fd0702dc78;p=framework%2Fgraphics%2Ffreetype.git diff --git a/devel/ftoption.h b/devel/ftoption.h index 4da0221..10027bb 100644 --- a/devel/ftoption.h +++ b/devel/ftoption.h @@ -4,7 +4,7 @@ /* */ /* User-selectable configuration macros (specification only). */ /* */ -/* Copyright 1996-2011 by */ +/* Copyright 1996-2014 by */ /* David Turner, Robert Wilhelm, and Werner Lemberg. */ /* */ /* This file is part of the FreeType project, and may only be used, */ @@ -38,9 +38,9 @@ FT_BEGIN_HEADER /* 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. */ + /* precisely in `$BUILD/config/ftoption.h', where `$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/' by default, but you can easily change */ @@ -51,7 +51,7 @@ FT_BEGIN_HEADER /* locate this file during the build. For example, */ /* */ /* #define FT_CONFIG_OPTIONS_H */ - /* #include */ + /* #include */ /* */ /* will use `$BUILD/myftoptions.h' instead of this file for macro */ /* definitions. */ @@ -59,9 +59,9 @@ FT_BEGIN_HEADER /* 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 . */ + /* default, this file is . */ /* */ - /* We highly recommend using the third method whenever possible. */ + /* We highly recommend using the third method whenever possible. */ /* */ /*************************************************************************/ @@ -205,6 +205,33 @@ FT_BEGIN_HEADER /*************************************************************************/ /* */ + /* PNG bitmap support. */ + /* */ + /* FreeType now handles loading color bitmap glyphs in the PNG format. */ + /* This requires help from the external libpng library. Uncompressed */ + /* color bitmaps do not need any external libraries and will be */ + /* supported regardless of this configuration. */ + /* */ + /* Define this macro if you want to enable this `feature'. */ + /* */ +#define FT_CONFIG_OPTION_USE_PNG + + + /*************************************************************************/ + /* */ + /* HarfBuzz support. */ + /* */ + /* FreeType uses the HarfBuzz library to improve auto-hinting of */ + /* OpenType fonts. If available, many glyphs not directly addressable */ + /* by a font's character map will be hinted also. */ + /* */ + /* Define this macro if you want to enable this `feature'. */ + /* */ +#define FT_CONFIG_OPTION_USE_HARFBUZZ + + + /*************************************************************************/ + /* */ /* 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 */ @@ -514,7 +541,7 @@ FT_BEGIN_HEADER /* does not contain any glyph name though. */ /* */ /* Accessing SFNT names is done through the functions declared in */ - /* `freetype/ftsnames.h'. */ + /* `ftsnames.h'. */ /* */ #define TT_CONFIG_OPTION_SFNT_NAMES @@ -560,6 +587,28 @@ FT_BEGIN_HEADER /*************************************************************************/ /* */ + /* Define TT_CONFIG_OPTION_SUBPIXEL_HINTING if you want to compile */ + /* EXPERIMENTAL subpixel hinting support into the TrueType driver. This */ + /* replaces the native TrueType hinting mechanism when anything but */ + /* FT_RENDER_MODE_MONO is requested. */ + /* */ + /* Enabling this causes the TrueType driver to ignore instructions under */ + /* certain conditions. This is done in accordance with the guide here, */ + /* with some minor differences: */ + /* */ + /* http://www.microsoft.com/typography/cleartype/truetypecleartype.aspx */ + /* */ + /* By undefining this, you only compile the code necessary to hint */ + /* TrueType glyphs with native TT hinting. */ + /* */ + /* This option requires TT_CONFIG_OPTION_BYTECODE_INTERPRETER to be */ + /* defined. */ + /* */ +#define TT_CONFIG_OPTION_SUBPIXEL_HINTING + + + /*************************************************************************/ + /* */ /* 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 */ @@ -669,7 +718,7 @@ FT_BEGIN_HEADER /*************************************************************************/ /* */ - /* T1_MAX_DICT_DEPTH is the maximal depth of nest dictionaries and */ + /* T1_MAX_DICT_DEPTH is the maximum depth of nest dictionaries and */ /* arrays in the Type 1 stream (see t1load.c). A minimum of 4 is */ /* required. */ /* */ @@ -716,6 +765,49 @@ FT_BEGIN_HEADER /*************************************************************************/ /*************************************************************************/ /**** ****/ + /**** C F F D R I V E R C O N F I G U R A T I O N ****/ + /**** ****/ + /*************************************************************************/ + /*************************************************************************/ + + + /*************************************************************************/ + /* */ + /* Using CFF_CONFIG_OPTION_DARKENING_PARAMETER_{X,Y}{1,2,3,4} it is */ + /* possible to set up the default values of the four control points that */ + /* define the stem darkening behaviour of the (new) CFF engine. For */ + /* more details please read the documentation of the */ + /* `darkening-parameters' property of the cff driver module (file */ + /* `ftcffdrv.h'), which allows the control at run-time. */ + /* */ + /* Do *not* undefine these macros! */ + /* */ +#define CFF_CONFIG_OPTION_DARKENING_PARAMETER_X1 500 +#define CFF_CONFIG_OPTION_DARKENING_PARAMETER_Y1 400 + +#define CFF_CONFIG_OPTION_DARKENING_PARAMETER_X2 1000 +#define CFF_CONFIG_OPTION_DARKENING_PARAMETER_Y2 275 + +#define CFF_CONFIG_OPTION_DARKENING_PARAMETER_X3 1667 +#define CFF_CONFIG_OPTION_DARKENING_PARAMETER_Y3 275 + +#define CFF_CONFIG_OPTION_DARKENING_PARAMETER_X4 2333 +#define CFF_CONFIG_OPTION_DARKENING_PARAMETER_Y4 0 + + + /*************************************************************************/ + /* */ + /* CFF_CONFIG_OPTION_OLD_ENGINE controls whether the pre-Adobe CFF */ + /* engine gets compiled into FreeType. If defined, it is possible to */ + /* switch between the two engines using the `hinting-engine' property of */ + /* the cff driver module. */ + /* */ +#define CFF_CONFIG_OPTION_OLD_ENGINE + + + /*************************************************************************/ + /*************************************************************************/ + /**** ****/ /**** 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 ****/ /**** ****/ /*************************************************************************/ @@ -752,37 +844,10 @@ FT_BEGIN_HEADER /* - * 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. + * This macro is obsolete. Support has been removed in FreeType + * version 2.5. */ - -#ifdef FT_CONFIG_OPTION_OLD_INTERNALS -#define FT_MAX_CHARMAP_CACHEABLE 15 -#endif +/* #define FT_CONFIG_OPTION_OLD_INTERNALS */ /* @@ -796,6 +861,35 @@ FT_BEGIN_HEADER #define TT_USE_BYTECODE_INTERPRETER #endif + + /* + * Check CFF darkening parameters. The checks are the same as in function + * `cff_property_set' in file `cffdrivr.c'. + */ +#if CFF_CONFIG_OPTION_DARKENING_PARAMETER_X1 < 0 || \ + CFF_CONFIG_OPTION_DARKENING_PARAMETER_X2 < 0 || \ + CFF_CONFIG_OPTION_DARKENING_PARAMETER_X3 < 0 || \ + CFF_CONFIG_OPTION_DARKENING_PARAMETER_X4 < 0 || \ + \ + CFF_CONFIG_OPTION_DARKENING_PARAMETER_Y1 < 0 || \ + CFF_CONFIG_OPTION_DARKENING_PARAMETER_Y2 < 0 || \ + CFF_CONFIG_OPTION_DARKENING_PARAMETER_Y3 < 0 || \ + CFF_CONFIG_OPTION_DARKENING_PARAMETER_Y4 < 0 || \ + \ + CFF_CONFIG_OPTION_DARKENING_PARAMETER_X1 > \ + CFF_CONFIG_OPTION_DARKENING_PARAMETER_X2 || \ + CFF_CONFIG_OPTION_DARKENING_PARAMETER_X2 > \ + CFF_CONFIG_OPTION_DARKENING_PARAMETER_X3 || \ + CFF_CONFIG_OPTION_DARKENING_PARAMETER_X3 > \ + CFF_CONFIG_OPTION_DARKENING_PARAMETER_X4 || \ + \ + CFF_CONFIG_OPTION_DARKENING_PARAMETER_Y1 > 500 || \ + CFF_CONFIG_OPTION_DARKENING_PARAMETER_Y2 > 500 || \ + CFF_CONFIG_OPTION_DARKENING_PARAMETER_Y3 > 500 || \ + CFF_CONFIG_OPTION_DARKENING_PARAMETER_Y4 > 500 +#error "Invalid CFF darkening parameters!" +#endif + FT_END_HEADER