From: Behdad Esfahbod Date: Tue, 11 Aug 2009 00:05:16 +0000 (-0400) Subject: [HB] Start adding Unicode funcs X-Git-Tag: submit/master/20120920.151126~7^2~1031 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=5c44188455ca1b696aa24b20c3a83877dfae2fb2;p=framework%2Fuifw%2Fharfbuzz.git [HB] Start adding Unicode funcs --- diff --git a/src/Makefile.am b/src/Makefile.am index 9d69186..f4015bd 100644 --- a/src/Makefile.am +++ b/src/Makefile.am @@ -14,6 +14,9 @@ HBSOURCES = \ hb-font.cc \ hb-font-private.h \ hb-private.h \ + hb-unicode.c \ + hb-unicode.h \ + hb-unicode-private.h \ hb-open-file-private.hh \ hb-open-type-private.hh \ hb-ot-layout.cc \ diff --git a/src/hb-font-private.h b/src/hb-font-private.h index 13f07b0..6ec1e99 100644 --- a/src/hb-font-private.h +++ b/src/hb-font-private.h @@ -31,15 +31,16 @@ #include "hb-font.h" +#include "hb-unicode-private.h" #include "hb-ot-layout-private.h" HB_BEGIN_DECLS /* - * hb_font_callbacks_t + * hb_font_funcs_t */ -struct _hb_font_callbacks_t { +struct _hb_font_funcs_t { hb_reference_count_t ref_count; /* @@ -52,23 +53,6 @@ struct _hb_font_callbacks_t { /* - * hb_unicode_callbacks_t - */ - -struct _hb_unicode_callbacks_t { - hb_reference_count_t ref_count; - - /* - hb_unicode_get_general_category_func_t general_category_func); - hb_unicode_get_combining_class_func_t combining_class_func); - hb_unicode_get_mirroring_char_func_t mirroring_char_func); - hb_unicode_get_script_func_t script_func); - hb_unicode_get_eastasian_width_func_t eastasian_width_func); - */ -}; - - -/* * hb_face_t */ @@ -82,8 +66,7 @@ struct _hb_face_t { hb_destroy_func_t destroy; void *user_data; - hb_font_callbacks_t *fcallbacks; - hb_unicode_callbacks_t *ucallbacks; + hb_unicode_funcs_t *unicode; hb_ot_layout_t ot_layout; }; @@ -96,13 +79,13 @@ struct _hb_face_t { struct _hb_font_t { hb_reference_count_t ref_count; - hb_face_t *face; - hb_16dot16_t x_scale; hb_16dot16_t y_scale; unsigned int x_ppem; unsigned int y_ppem; + + hb_font_funcs_t *klass; }; diff --git a/src/hb-font.cc b/src/hb-font.cc index b22dc01..ea2216e 100644 --- a/src/hb-font.cc +++ b/src/hb-font.cc @@ -33,10 +33,10 @@ #include "hb-blob.h" /* - * hb_font_callbacks_t + * hb_font_funcs_t */ -static hb_font_callbacks_t _hb_font_callbacks_nil = { +static hb_font_funcs_t _hb_font_funcs_nil = { HB_REFERENCE_COUNT_INVALID /* ref_count */ /* hb_font_get_glyph_func_t glyph_func; @@ -46,113 +46,51 @@ static hb_font_callbacks_t _hb_font_callbacks_nil = { */ }; -hb_font_callbacks_t * -hb_font_callbacks_create (void) +hb_font_funcs_t * +hb_font_funcs_create (void) { - hb_font_callbacks_t *fcallbacks; + hb_font_funcs_t *ffuncs; - if (!HB_OBJECT_DO_CREATE (hb_font_callbacks_t, fcallbacks)) - return &_hb_font_callbacks_nil; + if (!HB_OBJECT_DO_CREATE (hb_font_funcs_t, ffuncs)) + return &_hb_font_funcs_nil; - return fcallbacks; + return ffuncs; } -hb_font_callbacks_t * -hb_font_callbacks_reference (hb_font_callbacks_t *fcallbacks) +hb_font_funcs_t * +hb_font_funcs_reference (hb_font_funcs_t *ffuncs) { - HB_OBJECT_DO_REFERENCE (fcallbacks); + HB_OBJECT_DO_REFERENCE (ffuncs); } unsigned int -hb_font_callbacks_get_reference_count (hb_font_callbacks_t *fcallbacks) +hb_font_funcs_get_reference_count (hb_font_funcs_t *ffuncs) { - HB_OBJECT_DO_GET_REFERENCE_COUNT (fcallbacks); + HB_OBJECT_DO_GET_REFERENCE_COUNT (ffuncs); } void -hb_font_callbacks_destroy (hb_font_callbacks_t *fcallbacks) +hb_font_funcs_destroy (hb_font_funcs_t *ffuncs) { - HB_OBJECT_DO_DESTROY (fcallbacks); + HB_OBJECT_DO_DESTROY (ffuncs); - free (fcallbacks); + free (ffuncs); } -hb_font_callbacks_t * -hb_font_callbacks_copy (hb_font_callbacks_t *other_fcallbacks) +hb_font_funcs_t * +hb_font_funcs_copy (hb_font_funcs_t *other_ffuncs) { - hb_font_callbacks_t *fcallbacks; + hb_font_funcs_t *ffuncs; - if (!HB_OBJECT_DO_CREATE (hb_font_callbacks_t, fcallbacks)) - return &_hb_font_callbacks_nil; + if (!HB_OBJECT_DO_CREATE (hb_font_funcs_t, ffuncs)) + return &_hb_font_funcs_nil; - *fcallbacks = *other_fcallbacks; + *ffuncs = *other_ffuncs; /* re-init refcount */ - HB_OBJECT_DO_INIT (fcallbacks); + HB_OBJECT_DO_INIT (ffuncs); - return fcallbacks; -} - - - -/* - * hb_unicode_callbacks_t - */ - -static hb_unicode_callbacks_t _hb_unicode_callbacks_nil = { - HB_REFERENCE_COUNT_INVALID /* ref_count */ - /* - hb_unicode_get_general_category_func_t general_category_func); - hb_unicode_get_combining_class_func_t combining_class_func); - hb_unicode_get_mirroring_char_func_t mirroring_char_func); - hb_unicode_get_script_func_t script_func); - hb_unicode_get_eastasian_width_func_t eastasian_width_func); - */ -}; - -hb_unicode_callbacks_t * -hb_unicode_callbacks_create (void) -{ - hb_unicode_callbacks_t *ucallbacks; - - if (!HB_OBJECT_DO_CREATE (hb_unicode_callbacks_t, ucallbacks)) - return &_hb_unicode_callbacks_nil; - - return ucallbacks; -} - -hb_unicode_callbacks_t * -hb_unicode_callbacks_reference (hb_unicode_callbacks_t *ucallbacks) -{ - HB_OBJECT_DO_REFERENCE (ucallbacks); -} - -unsigned int -hb_unicode_callbacks_get_reference_count (hb_unicode_callbacks_t *ucallbacks) -{ - HB_OBJECT_DO_GET_REFERENCE_COUNT (ucallbacks); -} - -void -hb_unicode_callbacks_destroy (hb_unicode_callbacks_t *ucallbacks) -{ - HB_OBJECT_DO_DESTROY (ucallbacks); - - free (ucallbacks); -} - -hb_unicode_callbacks_t * -hb_unicode_callbacks_copy (hb_unicode_callbacks_t *other_ucallbacks) -{ - hb_unicode_callbacks_t *ucallbacks; - - if (!HB_OBJECT_DO_CREATE (hb_unicode_callbacks_t, ucallbacks)) - return &_hb_unicode_callbacks_nil; - - *ucallbacks = *other_ucallbacks; - HB_OBJECT_DO_INIT (ucallbacks); - - return ucallbacks; + return ffuncs; } @@ -188,8 +126,7 @@ static hb_face_t _hb_face_nil = { NULL, /* destroy */ NULL, /* user_data */ - NULL, /* fcallbacks */ - NULL /* ucallbacks */ + NULL /* unicode */ }; hb_face_t * @@ -257,39 +194,26 @@ hb_face_destroy (hb_face_t *face) if (face->destroy) face->destroy (face->user_data); - hb_font_callbacks_destroy (face->fcallbacks); - hb_unicode_callbacks_destroy (face->ucallbacks); + hb_unicode_funcs_destroy (face->unicode); free (face); } void -hb_face_set_font_callbacks (hb_face_t *face, - hb_font_callbacks_t *fcallbacks) +hb_face_set_unicode_funcs (hb_face_t *face, + hb_unicode_funcs_t *unicode) { if (HB_OBJECT_IS_INERT (face)) return; - hb_font_callbacks_reference (fcallbacks); - hb_font_callbacks_destroy (face->fcallbacks); - face->fcallbacks = fcallbacks; -} - -void -hb_face_set_unicode_callbacks (hb_face_t *face, - hb_unicode_callbacks_t *ucallbacks) -{ - if (HB_OBJECT_IS_INERT (face)) - return; - - hb_unicode_callbacks_reference (ucallbacks); - hb_unicode_callbacks_destroy (face->ucallbacks); - face->ucallbacks = ucallbacks; + hb_unicode_funcs_reference (unicode); + hb_unicode_funcs_destroy (face->unicode); + face->unicode = unicode; } hb_blob_t * hb_face_get_table (hb_face_t *face, - hb_tag_t tag) + hb_tag_t tag) { if (HB_UNLIKELY (!face || !face->get_table)) return hb_blob_create_empty (); @@ -305,25 +229,23 @@ hb_face_get_table (hb_face_t *face, static hb_font_t _hb_font_nil = { HB_REFERENCE_COUNT_INVALID, /* ref_count */ - NULL, /* face */ - 0, /* x_scale */ 0, /* y_scale */ 0, /* x_ppem */ - 0 /* y_ppem */ + 0, /* y_ppem */ + + NULL /* klass */ }; hb_font_t * -hb_font_create (hb_face_t *face) +hb_font_create (void) { hb_font_t *font; if (!HB_OBJECT_DO_CREATE (hb_font_t, font)) return &_hb_font_nil; - font->face = hb_face_reference (face); - return font; } @@ -344,18 +266,21 @@ hb_font_destroy (hb_font_t *font) { HB_OBJECT_DO_DESTROY (font); - hb_face_destroy (font->face); + hb_font_funcs_destroy (font->klass); free (font); } -hb_face_t * -hb_font_get_face (hb_font_t *font) +void +hb_font_set_funcs (hb_font_t *font, + hb_font_funcs_t *klass) { if (HB_OBJECT_IS_INERT (font)) - return &_hb_face_nil; + return; - return font->face; + hb_font_funcs_reference (klass); + hb_font_funcs_destroy (font->klass); + font->klass = klass; } void diff --git a/src/hb-font.h b/src/hb-font.h index b3c342f..4535d1b 100644 --- a/src/hb-font.h +++ b/src/hb-font.h @@ -29,146 +29,99 @@ #include "hb-common.h" #include "hb-blob.h" +#include "hb-unicode.h" HB_BEGIN_DECLS -typedef struct _hb_font_callbacks_t hb_font_callbacks_t; -typedef struct _hb_unicode_callbacks_t hb_unicode_callbacks_t; - -typedef struct _hb_face_t hb_face_t; -typedef struct _hb_font_t hb_font_t; - -typedef hb_blob_t * (*hb_get_table_func_t) (hb_tag_t tag, void *user_data); - /* - * hb_font_callbacks_t + * hb_face_t */ -hb_font_callbacks_t * -hb_font_callbacks_create (void); - -hb_font_callbacks_t * -hb_font_callbacks_reference (hb_font_callbacks_t *fcallbacks); - -unsigned int -hb_font_callbacks_get_reference_count (hb_font_callbacks_t *fcallbacks); +typedef struct _hb_face_t hb_face_t; -void -hb_font_callbacks_destroy (hb_font_callbacks_t *fcallbacks); +hb_face_t * +hb_face_create_for_data (hb_blob_t *blob, + unsigned int index); -hb_font_callbacks_t * -hb_font_callbacks_copy (hb_font_callbacks_t *fcallbacks); +typedef hb_blob_t * (*hb_get_table_func_t) (hb_tag_t tag, void *user_data); -/* +/* calls destory() when not needing user_data anymore */ +hb_face_t * +hb_face_create_for_tables (hb_get_table_func_t get_table, + hb_destroy_func_t destroy, + void *user_data); -void -hb_font_callbacks_set_glyph_func (hb_font_callbacks_t *fcallbacks, - hb_font_get_glyph_func_t glyph_func); +hb_face_t * +hb_face_reference (hb_face_t *face); -void -hb_font_callbacks_set_contour_point_func (hb_font_callbacks_t *fcallbacks, - hb_font_get_contour_point_func_t contour_point_func); +unsigned int +hb_face_get_reference_count (hb_face_t *face); void -hb_font_callbacks_set_glyph_metrics_func (hb_font_callbacks_t *fcallbacks, - hb_font_get_glyph_metrics_func_t glyph_metrics_func); +hb_face_destroy (hb_face_t *face); void -hb_font_callbacks_set_kerning_func (hb_font_callbacks_t *fcallbacks, - hb_font_get_kerning_func_t kerning_func); +hb_face_set_unicode_funcs (hb_face_t *face, + hb_unicode_funcs_t *unicode_funcs); -*/ +hb_blob_t * +hb_face_get_table (hb_face_t *face, + hb_tag_t tag); /* - * hb_unicode_callbacks_t + * hb_font_funcs_t */ -hb_unicode_callbacks_t * -hb_unicode_callbacks_create (void); +typedef struct _hb_font_funcs_t hb_font_funcs_t; + +hb_font_funcs_t * +hb_font_funcs_create (void); -hb_unicode_callbacks_t * -hb_unicode_callbacks_reference (hb_unicode_callbacks_t *ucallbacks); +hb_font_funcs_t * +hb_font_funcs_reference (hb_font_funcs_t *ffuncs); unsigned int -hb_unicode_callbacks_get_reference_count (hb_unicode_callbacks_t *ucallbacks); +hb_font_funcs_get_reference_count (hb_font_funcs_t *ffuncs); void -hb_unicode_callbacks_destroy (hb_unicode_callbacks_t *ucallbacks); +hb_font_funcs_destroy (hb_font_funcs_t *ffuncs); -hb_unicode_callbacks_t * -hb_unicode_callbacks_copy (hb_unicode_callbacks_t *ucallbacks); +hb_font_funcs_t * +hb_font_funcs_copy (hb_font_funcs_t *ffuncs); /* void -hb_unicode_callbacks_set_general_category_func (hb_unicode_callbacks_t *ucallbacks, - hb_unicode_get_general_category_func_t general_category_func); - -void -hb_unicode_callbacks_set_combining_class_func (hb_unicode_callbacks_t *ucallbacks, - hb_unicode_get_combining_class_func_t combining_class_func); +hb_font_funcs_set_glyph_func (hb_font_funcs_t *ffuncs, + hb_font_get_glyph_func_t glyph_func); void -hb_unicode_callbacks_set_mirroring_char_func (hb_unicode_callbacks_t *ucallbacks, - hb_unicode_get_mirroring_char_func_t mirroring_char_func); +hb_font_funcs_set_contour_point_func (hb_font_funcs_t *ffuncs, + hb_font_get_contour_point_func_t contour_point_func); void -hb_unicode_callbacks_set_script_func (hb_unicode_callbacks_t *ucallbacks, - hb_unicode_get_script_func_t script_func); +hb_font_funcs_set_glyph_metrics_func (hb_font_funcs_t *ffuncs, + hb_font_get_glyph_metrics_func_t glyph_metrics_func); void -hb_unicode_callbacks_set_eastasian_width_func (hb_unicode_callbacks_t *ucallbacks, - hb_unicode_get_eastasian_width_func_t eastasian_width_func); +hb_font_funcs_set_kerning_func (hb_font_funcs_t *ffuncs, + hb_font_get_kerning_func_t kerning_func); */ /* - * hb_face_t - */ - -hb_face_t * -hb_face_create_for_data (hb_blob_t *blob, - unsigned int index); - -/* calls destory() when not needing user_data anymore */ -hb_face_t * -hb_face_create_for_tables (hb_get_table_func_t get_table, - hb_destroy_func_t destroy, - void *user_data); - -hb_face_t * -hb_face_reference (hb_face_t *face); - -unsigned int -hb_face_get_reference_count (hb_face_t *face); - -void -hb_face_destroy (hb_face_t *face); - -void -hb_face_set_font_callbacks (hb_face_t *face, - hb_font_callbacks_t *fcallbacks); - -void -hb_face_set_unicode_callbacks (hb_face_t *face, - hb_unicode_callbacks_t *ucallbacks); - -hb_blob_t * -hb_face_get_table (hb_face_t *face, - hb_tag_t tag); - - -/* * hb_font_t */ /* Fonts are very light-weight objects */ +typedef struct _hb_font_t hb_font_t; + hb_font_t * -hb_font_create (hb_face_t *face); +hb_font_create (void); hb_font_t * hb_font_reference (hb_font_t *font); @@ -179,8 +132,9 @@ hb_font_get_reference_count (hb_font_t *font); void hb_font_destroy (hb_font_t *font); -hb_face_t * -hb_font_get_face (hb_font_t *font); +void +hb_font_set_funcs (hb_font_t *font, + hb_font_funcs_t *klass); /* * XXX diff --git a/src/hb-unicode-private.h b/src/hb-unicode-private.h new file mode 100644 index 0000000..de71083 --- /dev/null +++ b/src/hb-unicode-private.h @@ -0,0 +1,54 @@ +/* + * Copyright (C) 2009 Red Hat, Inc. + * + * This is part of HarfBuzz, an OpenType Layout engine library. + * + * Permission is hereby granted, without written agreement and without + * license or royalty fees, to use, copy, modify, and distribute this + * software and its documentation for any purpose, provided that the + * above copyright notice and the following two paragraphs appear in + * all copies of this software. + * + * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR + * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES + * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN + * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH + * DAMAGE. + * + * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, + * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND + * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS + * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO + * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. + * + * Red Hat Author(s): Behdad Esfahbod + */ + +#ifndef HB_UNICODE_PRIVATE_H +#define HB_UNICODE_PRIVATE_H + +#include "hb-private.h" + +#include "hb-unicode.h" + +HB_BEGIN_DECLS + +/* + * hb_unicode_funcs_t + */ + +struct _hb_unicode_funcs_t { + hb_reference_count_t ref_count; + + /* + hb_unicode_get_general_category_func_t general_category_func); + hb_unicode_get_combining_class_func_t combining_class_func); + hb_unicode_get_mirroring_char_func_t mirroring_char_func); + hb_unicode_get_script_func_t script_func); + hb_unicode_get_eastasian_width_func_t eastasian_width_func); + */ +}; + +HB_END_DECLS + +#endif /* HB_UNICODE_PRIVATE_H */ diff --git a/src/hb-unicode.c b/src/hb-unicode.c new file mode 100644 index 0000000..ecb4148 --- /dev/null +++ b/src/hb-unicode.c @@ -0,0 +1,89 @@ +/* + * Copyright (C) 2009 Red Hat, Inc. + * + * This is part of HarfBuzz, an OpenType Layout engine library. + * + * Permission is hereby granted, without written agreement and without + * license or royalty fees, to use, copy, modify, and distribute this + * software and its documentation for any purpose, provided that the + * above copyright notice and the following two paragraphs appear in + * all copies of this software. + * + * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR + * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES + * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN + * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH + * DAMAGE. + * + * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, + * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND + * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS + * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO + * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. + * + * Red Hat Author(s): Behdad Esfahbod + */ + +#include "hb-private.h" + +#include "hb-unicode-private.h" + +/* + * hb_unicode_funcs_t + */ + +static hb_unicode_funcs_t _hb_unicode_funcs_nil = { + HB_REFERENCE_COUNT_INVALID /* ref_count */ + /* + hb_unicode_get_general_category_func_t general_category_func); + hb_unicode_get_combining_class_func_t combining_class_func); + hb_unicode_get_mirroring_char_func_t mirroring_char_func); + hb_unicode_get_script_func_t script_func); + hb_unicode_get_eastasian_width_func_t eastasian_width_func); + */ +}; + +hb_unicode_funcs_t * +hb_unicode_funcs_create (void) +{ + hb_unicode_funcs_t *ufuncs; + + if (!HB_OBJECT_DO_CREATE (hb_unicode_funcs_t, ufuncs)) + return &_hb_unicode_funcs_nil; + + return ufuncs; +} + +hb_unicode_funcs_t * +hb_unicode_funcs_reference (hb_unicode_funcs_t *ufuncs) +{ + HB_OBJECT_DO_REFERENCE (ufuncs); +} + +unsigned int +hb_unicode_funcs_get_reference_count (hb_unicode_funcs_t *ufuncs) +{ + HB_OBJECT_DO_GET_REFERENCE_COUNT (ufuncs); +} + +void +hb_unicode_funcs_destroy (hb_unicode_funcs_t *ufuncs) +{ + HB_OBJECT_DO_DESTROY (ufuncs); + + free (ufuncs); +} + +hb_unicode_funcs_t * +hb_unicode_funcs_copy (hb_unicode_funcs_t *other_ufuncs) +{ + hb_unicode_funcs_t *ufuncs; + + if (!HB_OBJECT_DO_CREATE (hb_unicode_funcs_t, ufuncs)) + return &_hb_unicode_funcs_nil; + + *ufuncs = *other_ufuncs; + HB_OBJECT_DO_INIT (ufuncs); + + return ufuncs; +} diff --git a/src/hb-unicode.h b/src/hb-unicode.h new file mode 100644 index 0000000..51b00db --- /dev/null +++ b/src/hb-unicode.h @@ -0,0 +1,220 @@ +/* + * Copyright (C) 2009 Red Hat, Inc. + * + * This is part of HarfBuzz, an OpenType Layout engine library. + * + * Permission is hereby granted, without written agreement and without + * license or royalty fees, to use, copy, modify, and distribute this + * software and its documentation for any purpose, provided that the + * above copyright notice and the following two paragraphs appear in + * all copies of this software. + * + * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR + * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES + * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN + * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH + * DAMAGE. + * + * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, + * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND + * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS + * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO + * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. + * + * Red Hat Author(s): Behdad Esfahbod + */ + +#ifndef HB_UNICODE_H +#define HB_UNICODE_H + +#include "hb-common.h" + +HB_BEGIN_DECLS + +/* Unicode General Category property */ +typedef enum +{ + HB_CATEGORY_CONTROL, + HB_CATEGORY_FORMAT, + HB_CATEGORY_UNASSIGNED, + HB_CATEGORY_PRIVATE_USE, + HB_CATEGORY_SURROGATE, + HB_CATEGORY_LOWERCASE_LETTER, + HB_CATEGORY_MODIFIER_LETTER, + HB_CATEGORY_OTHER_LETTER, + HB_CATEGORY_TITLECASE_LETTER, + HB_CATEGORY_UPPERCASE_LETTER, + HB_CATEGORY_COMBINING_MARK, + HB_CATEGORY_ENCLOSING_MARK, + HB_CATEGORY_NON_SPACING_MARK, + HB_CATEGORY_DECIMAL_NUMBER, + HB_CATEGORY_LETTER_NUMBER, + HB_CATEGORY_OTHER_NUMBER, + HB_CATEGORY_CONNECT_PUNCTUATION, + HB_CATEGORY_DASH_PUNCTUATION, + HB_CATEGORY_CLOSE_PUNCTUATION, + HB_CATEGORY_FINAL_PUNCTUATION, + HB_CATEGORY_INITIAL_PUNCTUATION, + HB_CATEGORY_OTHER_PUNCTUATION, + HB_CATEGORY_OPEN_PUNCTUATION, + HB_CATEGORY_CURRENCY_SYMBOL, + HB_CATEGORY_MODIFIER_SYMBOL, + HB_CATEGORY_MATH_SYMBOL, + HB_CATEGORY_OTHER_SYMBOL, + HB_CATEGORY_LINE_SEPARATOR, + HB_CATEGORY_PARAGRAPH_SEPARATOR, + HB_CATEGORY_SPACE_SEPARATOR +} hb_category_t; + +/* Unicode Script property */ +typedef enum +{ /* ISO 15924 code */ + HB_SCRIPT_INVALID_CODE = -1, + HB_SCRIPT_COMMON = 0, /* Zyyy */ + HB_SCRIPT_INHERITED, /* Qaai */ + HB_SCRIPT_ARABIC, /* Arab */ + HB_SCRIPT_ARMENIAN, /* Armn */ + HB_SCRIPT_BENGALI, /* Beng */ + HB_SCRIPT_BOPOMOFO, /* Bopo */ + HB_SCRIPT_CHEROKEE, /* Cher */ + HB_SCRIPT_COPTIC, /* Qaac */ + HB_SCRIPT_CYRILLIC, /* Cyrl (Cyrs) */ + HB_SCRIPT_DESERET, /* Dsrt */ + HB_SCRIPT_DEVANAGARI, /* Deva */ + HB_SCRIPT_ETHIOPIC, /* Ethi */ + HB_SCRIPT_GEORGIAN, /* Geor (Geon, Geoa) */ + HB_SCRIPT_GOTHIC, /* Goth */ + HB_SCRIPT_GREEK, /* Grek */ + HB_SCRIPT_GUJARATI, /* Gujr */ + HB_SCRIPT_GURMUKHI, /* Guru */ + HB_SCRIPT_HAN, /* Hani */ + HB_SCRIPT_HANGUL, /* Hang */ + HB_SCRIPT_HEBREW, /* Hebr */ + HB_SCRIPT_HIRAGANA, /* Hira */ + HB_SCRIPT_KANNADA, /* Knda */ + HB_SCRIPT_KATAKANA, /* Kana */ + HB_SCRIPT_KHMER, /* Khmr */ + HB_SCRIPT_LAO, /* Laoo */ + HB_SCRIPT_LATIN, /* Latn (Latf, Latg) */ + HB_SCRIPT_MALAYALAM, /* Mlym */ + HB_SCRIPT_MONGOLIAN, /* Mong */ + HB_SCRIPT_MYANMAR, /* Mymr */ + HB_SCRIPT_OGHAM, /* Ogam */ + HB_SCRIPT_OLD_ITALIC, /* Ital */ + HB_SCRIPT_ORIYA, /* Orya */ + HB_SCRIPT_RUNIC, /* Runr */ + HB_SCRIPT_SINHALA, /* Sinh */ + HB_SCRIPT_SYRIAC, /* Syrc (Syrj, Syrn, Syre) */ + HB_SCRIPT_TAMIL, /* Taml */ + HB_SCRIPT_TELUGU, /* Telu */ + HB_SCRIPT_THAANA, /* Thaa */ + HB_SCRIPT_THAI, /* Thai */ + HB_SCRIPT_TIBETAN, /* Tibt */ + HB_SCRIPT_CANADIAN_ABORIGINAL, /* Cans */ + HB_SCRIPT_YI, /* Yiii */ + HB_SCRIPT_TAGALOG, /* Tglg */ + HB_SCRIPT_HANUNOO, /* Hano */ + HB_SCRIPT_BUHID, /* Buhd */ + HB_SCRIPT_TAGBANWA, /* Tagb */ + + /* Unicode-4.0 additions */ + HB_SCRIPT_BRAILLE, /* Brai */ + HB_SCRIPT_CYPRIOT, /* Cprt */ + HB_SCRIPT_LIMBU, /* Limb */ + HB_SCRIPT_OSMANYA, /* Osma */ + HB_SCRIPT_SHAVIAN, /* Shaw */ + HB_SCRIPT_LINEAR_B, /* Linb */ + HB_SCRIPT_TAI_LE, /* Tale */ + HB_SCRIPT_UGARITIC, /* Ugar */ + + /* Unicode-4.1 additions */ + HB_SCRIPT_NEW_TAI_LUE, /* Talu */ + HB_SCRIPT_BUGINESE, /* Bugi */ + HB_SCRIPT_GLAGOLITIC, /* Glag */ + HB_SCRIPT_TIFINAGH, /* Tfng */ + HB_SCRIPT_SYLOTI_NAGRI, /* Sylo */ + HB_SCRIPT_OLD_PERSIAN, /* Xpeo */ + HB_SCRIPT_KHAROSHTHI, /* Khar */ + + /* Unicode-5.0 additions */ + HB_SCRIPT_UNKNOWN, /* Zzzz */ + HB_SCRIPT_BALINESE, /* Bali */ + HB_SCRIPT_CUNEIFORM, /* Xsux */ + HB_SCRIPT_PHOENICIAN, /* Phnx */ + HB_SCRIPT_PHAGS_PA, /* Phag */ + HB_SCRIPT_NKO, /* Nkoo */ + + /* Unicode-5.1 additions */ + HB_SCRIPT_KAYAH_LI, /* Kali */ + HB_SCRIPT_LEPCHA, /* Lepc */ + HB_SCRIPT_REJANG, /* Rjng */ + HB_SCRIPT_SUNDANESE, /* Sund */ + HB_SCRIPT_SAURASHTRA, /* Saur */ + HB_SCRIPT_CHAM, /* Cham */ + HB_SCRIPT_OL_CHIKI, /* Olck */ + HB_SCRIPT_VAI, /* Vaii */ + HB_SCRIPT_CARIAN, /* Cari */ + HB_SCRIPT_LYCIAN, /* Lyci */ + HB_SCRIPT_LYDIAN /* Lydi */ +} hb_script_t; + + +/* + * hb_unicode_funcs_t + */ + +typedef struct _hb_unicode_funcs_t hb_unicode_funcs_t; + +hb_unicode_funcs_t * +hb_unicode_funcs_create (void); + +hb_unicode_funcs_t * +hb_unicode_funcs_reference (hb_unicode_funcs_t *ufuncs); + +unsigned int +hb_unicode_funcs_get_reference_count (hb_unicode_funcs_t *ufuncs); + +void +hb_unicode_funcs_destroy (hb_unicode_funcs_t *ufuncs); + +hb_unicode_funcs_t * +hb_unicode_funcs_copy (hb_unicode_funcs_t *ufuncs); + + + +/* funcs */ + +#if 0 +typedef hb_codepoint_t (*hb_unicode_get_mirroring_char_func_t) (hb_codepoint_t unicode); +typedef hb_category_t (*hb_unicode_get_general_category_func_t) (hb_codepoint_t unicode); +typedef hb_script_t (*hb_unicode_get_script_func_t) (hb_codepoint_t unicode); +typedef unsigned int (*hb_unicode_get_combining_class_func_t) (hb_codepoint_t unicode); +typedef unsigned int (*hb_unicode_get_eastasian_width_func_t) (hb_codepoint_t unicode); + + +void +hb_unicode_funcs_set_mirroring_char_func (hb_unicode_funcs_t *ufuncs, + hb_unicode_get_mirroring_char_func_t mirroring_char_func); + +void +hb_unicode_funcs_set_general_category_func (hb_unicode_funcs_t *ufuncs, + hb_unicode_get_general_category_func_t general_category_func); + +void +hb_unicode_funcs_set_script_func (hb_unicode_funcs_t *ufuncs, + hb_unicode_get_script_func_t script_func); + +void +hb_unicode_funcs_set_combining_class_func (hb_unicode_funcs_t *ufuncs, + hb_unicode_get_combining_class_func_t combining_class_func); + +void +hb_unicode_funcs_set_eastasian_width_func (hb_unicode_funcs_t *ufuncs, + hb_unicode_get_eastasian_width_func_t eastasian_width_func); + +#endif + + +HB_END_DECLS + +#endif /* HB_FONT_H */