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[HB] Start adding Unicode funcs

This commit is contained in:
Behdad Esfahbod 2009-08-10 20:05:16 -04:00
parent 20b035dad4
commit 5c44188455
7 changed files with 472 additions and 244 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
src/Makefile.am
View File

@ -14,6 +14,9 @@ HBSOURCES = \
hb-font.cc \ hb-font.cc \
hb-font-private.h \ hb-font-private.h \
hb-private.h \ hb-private.h \
hb-unicode.c \
hb-unicode.h \
hb-unicode-private.h \
hb-open-file-private.hh \ hb-open-file-private.hh \
hb-open-type-private.hh \ hb-open-type-private.hh \
hb-ot-layout.cc \ hb-ot-layout.cc \

29
src/hb-font-private.h
View File

@ -31,15 +31,16 @@
#include "hb-font.h" #include "hb-font.h"
#include "hb-unicode-private.h"
#include "hb-ot-layout-private.h" #include "hb-ot-layout-private.h"
HB_BEGIN_DECLS 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; hb_reference_count_t ref_count;
/* /*
@ -51,23 +52,6 @@ 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 * hb_face_t
*/ */
@ -82,8 +66,7 @@ struct _hb_face_t {
hb_destroy_func_t destroy; hb_destroy_func_t destroy;
void *user_data; void *user_data;
hb_font_callbacks_t *fcallbacks; hb_unicode_funcs_t *unicode;
hb_unicode_callbacks_t *ucallbacks;
hb_ot_layout_t ot_layout; hb_ot_layout_t ot_layout;
}; };
@ -96,13 +79,13 @@ struct _hb_face_t {
struct _hb_font_t { struct _hb_font_t {
hb_reference_count_t ref_count; hb_reference_count_t ref_count;
hb_face_t *face;
hb_16dot16_t x_scale; hb_16dot16_t x_scale;
hb_16dot16_t y_scale; hb_16dot16_t y_scale;
unsigned int x_ppem; unsigned int x_ppem;
unsigned int y_ppem; unsigned int y_ppem;
hb_font_funcs_t *klass;
}; };

161
src/hb-font.cc
View File

@ -33,10 +33,10 @@
#include "hb-blob.h" #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_REFERENCE_COUNT_INVALID /* ref_count */
/* /*
hb_font_get_glyph_func_t glyph_func; 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_funcs_t *
hb_font_callbacks_create (void) 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)) if (!HB_OBJECT_DO_CREATE (hb_font_funcs_t, ffuncs))
return &_hb_font_callbacks_nil; return &_hb_font_funcs_nil;
return fcallbacks; return ffuncs;
} }
hb_font_callbacks_t * hb_font_funcs_t *
hb_font_callbacks_reference (hb_font_callbacks_t *fcallbacks) hb_font_funcs_reference (hb_font_funcs_t *ffuncs)
{ {
HB_OBJECT_DO_REFERENCE (fcallbacks); HB_OBJECT_DO_REFERENCE (ffuncs);
} }
unsigned int 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 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_funcs_t *
hb_font_callbacks_copy (hb_font_callbacks_t *other_fcallbacks) 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)) if (!HB_OBJECT_DO_CREATE (hb_font_funcs_t, ffuncs))
return &_hb_font_callbacks_nil; return &_hb_font_funcs_nil;
*fcallbacks = *other_fcallbacks; *ffuncs = *other_ffuncs;
/* re-init refcount */ /* re-init refcount */
HB_OBJECT_DO_INIT (fcallbacks); HB_OBJECT_DO_INIT (ffuncs);
return fcallbacks; return ffuncs;
}
/*
* 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;
} }
@ -188,8 +126,7 @@ static hb_face_t _hb_face_nil = {
NULL, /* destroy */ NULL, /* destroy */
NULL, /* user_data */ NULL, /* user_data */
NULL, /* fcallbacks */ NULL /* unicode */
NULL /* ucallbacks */
}; };
hb_face_t * hb_face_t *
@ -257,34 +194,21 @@ hb_face_destroy (hb_face_t *face)
if (face->destroy) if (face->destroy)
face->destroy (face->user_data); face->destroy (face->user_data);
hb_font_callbacks_destroy (face->fcallbacks); hb_unicode_funcs_destroy (face->unicode);
hb_unicode_callbacks_destroy (face->ucallbacks);
free (face); free (face);
} }
void void
hb_face_set_font_callbacks (hb_face_t *face, hb_face_set_unicode_funcs (hb_face_t *face,
hb_font_callbacks_t *fcallbacks) hb_unicode_funcs_t *unicode)
{ {
if (HB_OBJECT_IS_INERT (face)) if (HB_OBJECT_IS_INERT (face))
return; return;
hb_font_callbacks_reference (fcallbacks); hb_unicode_funcs_reference (unicode);
hb_font_callbacks_destroy (face->fcallbacks); hb_unicode_funcs_destroy (face->unicode);
face->fcallbacks = fcallbacks; face->unicode = unicode;
}
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_blob_t * hb_blob_t *
@ -305,25 +229,23 @@ hb_face_get_table (hb_face_t *face,
static hb_font_t _hb_font_nil = { static hb_font_t _hb_font_nil = {
HB_REFERENCE_COUNT_INVALID, /* ref_count */ HB_REFERENCE_COUNT_INVALID, /* ref_count */
NULL, /* face */
0, /* x_scale */ 0, /* x_scale */
0, /* y_scale */ 0, /* y_scale */
0, /* x_ppem */ 0, /* x_ppem */
0 /* y_ppem */ 0, /* y_ppem */
NULL /* klass */
}; };
hb_font_t * hb_font_t *
hb_font_create (hb_face_t *face) hb_font_create (void)
{ {
hb_font_t *font; hb_font_t *font;
if (!HB_OBJECT_DO_CREATE (hb_font_t, font)) if (!HB_OBJECT_DO_CREATE (hb_font_t, font))
return &_hb_font_nil; return &_hb_font_nil;
font->face = hb_face_reference (face);
return font; return font;
} }
@ -344,18 +266,21 @@ hb_font_destroy (hb_font_t *font)
{ {
HB_OBJECT_DO_DESTROY (font); HB_OBJECT_DO_DESTROY (font);
hb_face_destroy (font->face); hb_font_funcs_destroy (font->klass);
free (font); free (font);
} }
hb_face_t * void
hb_font_get_face (hb_font_t *font) hb_font_set_funcs (hb_font_t *font,
hb_font_funcs_t *klass)
{ {
if (HB_OBJECT_IS_INERT (font)) 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 void

156
src/hb-font.h
View File

@ -29,110 +29,23 @@
#include "hb-common.h" #include "hb-common.h"
#include "hb-blob.h" #include "hb-blob.h"
#include "hb-unicode.h"
HB_BEGIN_DECLS 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_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);
void
hb_font_callbacks_destroy (hb_font_callbacks_t *fcallbacks);
hb_font_callbacks_t *
hb_font_callbacks_copy (hb_font_callbacks_t *fcallbacks);
/*
void
hb_font_callbacks_set_glyph_func (hb_font_callbacks_t *fcallbacks,
hb_font_get_glyph_func_t glyph_func);
void
hb_font_callbacks_set_contour_point_func (hb_font_callbacks_t *fcallbacks,
hb_font_get_contour_point_func_t contour_point_func);
void
hb_font_callbacks_set_glyph_metrics_func (hb_font_callbacks_t *fcallbacks,
hb_font_get_glyph_metrics_func_t glyph_metrics_func);
void
hb_font_callbacks_set_kerning_func (hb_font_callbacks_t *fcallbacks,
hb_font_get_kerning_func_t kerning_func);
*/
/*
* hb_unicode_callbacks_t
*/
hb_unicode_callbacks_t *
hb_unicode_callbacks_create (void);
hb_unicode_callbacks_t *
hb_unicode_callbacks_reference (hb_unicode_callbacks_t *ucallbacks);
unsigned int
hb_unicode_callbacks_get_reference_count (hb_unicode_callbacks_t *ucallbacks);
void
hb_unicode_callbacks_destroy (hb_unicode_callbacks_t *ucallbacks);
hb_unicode_callbacks_t *
hb_unicode_callbacks_copy (hb_unicode_callbacks_t *ucallbacks);
/*
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);
void
hb_unicode_callbacks_set_mirroring_char_func (hb_unicode_callbacks_t *ucallbacks,
hb_unicode_get_mirroring_char_func_t mirroring_char_func);
void
hb_unicode_callbacks_set_script_func (hb_unicode_callbacks_t *ucallbacks,
hb_unicode_get_script_func_t script_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_face_t * hb_face_t
*/ */
typedef struct _hb_face_t hb_face_t;
hb_face_t * hb_face_t *
hb_face_create_for_data (hb_blob_t *blob, hb_face_create_for_data (hb_blob_t *blob,
unsigned int index); unsigned int index);
typedef hb_blob_t * (*hb_get_table_func_t) (hb_tag_t tag, void *user_data);
/* calls destory() when not needing user_data anymore */ /* calls destory() when not needing user_data anymore */
hb_face_t * hb_face_t *
hb_face_create_for_tables (hb_get_table_func_t get_table, hb_face_create_for_tables (hb_get_table_func_t get_table,
@ -149,26 +62,66 @@ void
hb_face_destroy (hb_face_t *face); hb_face_destroy (hb_face_t *face);
void void
hb_face_set_font_callbacks (hb_face_t *face, hb_face_set_unicode_funcs (hb_face_t *face,
hb_font_callbacks_t *fcallbacks); hb_unicode_funcs_t *unicode_funcs);
void
hb_face_set_unicode_callbacks (hb_face_t *face,
hb_unicode_callbacks_t *ucallbacks);
hb_blob_t * hb_blob_t *
hb_face_get_table (hb_face_t *face, hb_face_get_table (hb_face_t *face,
hb_tag_t tag); hb_tag_t tag);
/*
* hb_font_funcs_t
*/
typedef struct _hb_font_funcs_t hb_font_funcs_t;
hb_font_funcs_t *
hb_font_funcs_create (void);
hb_font_funcs_t *
hb_font_funcs_reference (hb_font_funcs_t *ffuncs);
unsigned int
hb_font_funcs_get_reference_count (hb_font_funcs_t *ffuncs);
void
hb_font_funcs_destroy (hb_font_funcs_t *ffuncs);
hb_font_funcs_t *
hb_font_funcs_copy (hb_font_funcs_t *ffuncs);
/*
void
hb_font_funcs_set_glyph_func (hb_font_funcs_t *ffuncs,
hb_font_get_glyph_func_t glyph_func);
void
hb_font_funcs_set_contour_point_func (hb_font_funcs_t *ffuncs,
hb_font_get_contour_point_func_t contour_point_func);
void
hb_font_funcs_set_glyph_metrics_func (hb_font_funcs_t *ffuncs,
hb_font_get_glyph_metrics_func_t glyph_metrics_func);
void
hb_font_funcs_set_kerning_func (hb_font_funcs_t *ffuncs,
hb_font_get_kerning_func_t kerning_func);
*/
/* /*
* hb_font_t * hb_font_t
*/ */
/* Fonts are very light-weight objects */ /* Fonts are very light-weight objects */
typedef struct _hb_font_t 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_t *
hb_font_reference (hb_font_t *font); hb_font_reference (hb_font_t *font);
@ -179,8 +132,9 @@ hb_font_get_reference_count (hb_font_t *font);
void void
hb_font_destroy (hb_font_t *font); hb_font_destroy (hb_font_t *font);
hb_face_t * void
hb_font_get_face (hb_font_t *font); hb_font_set_funcs (hb_font_t *font,
hb_font_funcs_t *klass);
/* /*
* XXX * XXX

54
src/hb-unicode-private.h Normal file
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@ -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 */

89
src/hb-unicode.c Normal file
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@ -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;
}

220
src/hb-unicode.h Normal file
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@ -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 */