Sync with trunk r47367
[reactos.git] / lib / 3rdparty / freetype / src / sfnt / ttcmap.h
1 /***************************************************************************/
2 /* */
3 /* ttcmap.h */
4 /* */
5 /* TrueType character mapping table (cmap) support (specification). */
6 /* */
7 /* Copyright 2002, 2003, 2004, 2005 by */
8 /* David Turner, Robert Wilhelm, and Werner Lemberg. */
9 /* */
10 /* This file is part of the FreeType project, and may only be used, */
11 /* modified, and distributed under the terms of the FreeType project */
12 /* license, LICENSE.TXT. By continuing to use, modify, or distribute */
13 /* this file you indicate that you have read the license and */
14 /* understand and accept it fully. */
15 /* */
16 /***************************************************************************/
17
18
19 #ifndef __TTCMAP_H__
20 #define __TTCMAP_H__
21
22
23 #include <ft2build.h>
24 #include FT_INTERNAL_TRUETYPE_TYPES_H
25 #include FT_INTERNAL_VALIDATE_H
26 #include FT_SERVICE_TT_CMAP_H
27
28 FT_BEGIN_HEADER
29
30
31 #define TT_CMAP_FLAG_UNSORTED 1
32 #define TT_CMAP_FLAG_OVERLAPPING 2
33
34 typedef struct TT_CMapRec_
35 {
36 FT_CMapRec cmap;
37 FT_Byte* data; /* pointer to in-memory cmap table */
38 FT_Int flags; /* for format 4 only */
39
40 } TT_CMapRec, *TT_CMap;
41
42 typedef const struct TT_CMap_ClassRec_* TT_CMap_Class;
43
44
45 typedef FT_Error
46 (*TT_CMap_ValidateFunc)( FT_Byte* data,
47 FT_Validator valid );
48
49 typedef struct TT_CMap_ClassRec_
50 {
51 FT_CMap_ClassRec clazz;
52 FT_UInt format;
53 TT_CMap_ValidateFunc validate;
54 TT_CMap_Info_GetFunc get_cmap_info;
55
56 } TT_CMap_ClassRec;
57
58 #ifndef FT_CONFIG_OPTION_PIC
59
60 #define FT_DEFINE_TT_CMAP(class_, size_, init_, done_, char_index_, \
61 char_next_, char_var_index_, char_var_default_, variant_list_, \
62 charvariant_list_,variantchar_list_, \
63 format_, validate_, get_cmap_info_) \
64 FT_CALLBACK_TABLE_DEF \
65 const TT_CMap_ClassRec class_ = \
66 { \
67 {size_, init_, done_, char_index_, \
68 char_next_, char_var_index_, char_var_default_, variant_list_, \
69 charvariant_list_, variantchar_list_}, \
70 format_, validate_, get_cmap_info_ \
71 };
72
73 #else /* FT_CONFIG_OPTION_PIC */
74
75 #define FT_DEFINE_TT_CMAP(class_, size_, init_, done_, char_index_, \
76 char_next_, char_var_index_, char_var_default_, variant_list_, \
77 charvariant_list_,variantchar_list_, \
78 format_, validate_, get_cmap_info_) \
79 void \
80 FT_Init_Class_##class_( TT_CMap_ClassRec* clazz ) \
81 { \
82 clazz->clazz.size = size_; \
83 clazz->clazz.init = init_; \
84 clazz->clazz.done = done_; \
85 clazz->clazz.char_index = char_index_; \
86 clazz->clazz.char_next = char_next_; \
87 clazz->clazz.char_var_index = char_var_index_; \
88 clazz->clazz.char_var_default = char_var_default_; \
89 clazz->clazz.variant_list = variant_list_; \
90 clazz->clazz.charvariant_list = charvariant_list_; \
91 clazz->clazz.variantchar_list = variantchar_list_; \
92 clazz->format = format_; \
93 clazz->validate = validate_; \
94 clazz->get_cmap_info = get_cmap_info_; \
95 }
96
97 #endif /* FT_CONFIG_OPTION_PIC */
98
99 typedef struct TT_ValidatorRec_
100 {
101 FT_ValidatorRec validator;
102 FT_UInt num_glyphs;
103
104 } TT_ValidatorRec, *TT_Validator;
105
106
107 #define TT_VALIDATOR( x ) ((TT_Validator)( x ))
108 #define TT_VALID_GLYPH_COUNT( x ) TT_VALIDATOR( x )->num_glyphs
109
110
111 FT_LOCAL( FT_Error )
112 tt_face_build_cmaps( TT_Face face );
113
114 /* used in tt-cmaps service */
115 FT_LOCAL( FT_Error )
116 tt_get_cmap_info( FT_CharMap charmap,
117 TT_CMapInfo *cmap_info );
118
119
120 FT_END_HEADER
121
122 #endif /* __TTCMAP_H__ */
123
124
125 /* END */