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
|
/***************************************************************************/
/* */
/* ttcmap.h */
/* */
/* TrueType character mapping table (cmap) support (specification). */
/* */
/* Copyright 2002-2005, 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 __TTCMAP_H__
#define __TTCMAP_H__
#include <ft2build.h>
#include <internal/tttypes.h>
#include <internal/ftvalid.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 */
|
