ReactOS 0.4.15-dev-7924-g5949c20
ftsnames.c
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1/***************************************************************************/
2/* */
3/* ftsnames.c */
4/* */
5/* Simple interface to access SFNT name tables (which are used */
6/* to hold font names, copyright info, notices, etc.) (body). */
7/* */
8/* This is _not_ used to retrieve glyph names! */
9/* */
10/* Copyright 1996-2018 by */
11/* David Turner, Robert Wilhelm, and Werner Lemberg. */
12/* */
13/* This file is part of the FreeType project, and may only be used, */
14/* modified, and distributed under the terms of the FreeType project */
15/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
16/* this file you indicate that you have read the license and */
17/* understand and accept it fully. */
18/* */
19/***************************************************************************/
20
21
22#include <ft2build.h>
23#include FT_INTERNAL_DEBUG_H
24
25#include FT_SFNT_NAMES_H
26#include FT_INTERNAL_TRUETYPE_TYPES_H
27#include FT_INTERNAL_STREAM_H
28
29
30#ifdef TT_CONFIG_OPTION_SFNT_NAMES
31
32
33 /* documentation is in ftsnames.h */
34
37 {
38 return ( face && FT_IS_SFNT( face ) ) ? ((TT_Face)face)->num_names : 0;
39 }
40
41
42 /* documentation is in ftsnames.h */
43
47 FT_SfntName *aname )
48 {
49 FT_Error error = FT_ERR( Invalid_Argument );
50
51
52 if ( aname && face && FT_IS_SFNT( face ) )
53 {
54 TT_Face ttface = (TT_Face)face;
55
56
57 if ( idx < (FT_UInt)ttface->num_names )
58 {
59 TT_Name entry = ttface->name_table.names + idx;
60
61
62 /* load name on demand */
63 if ( entry->stringLength > 0 && !entry->string )
64 {
65 FT_Memory memory = face->memory;
66 FT_Stream stream = face->stream;
67
68
69 if ( FT_NEW_ARRAY ( entry->string, entry->stringLength ) ||
70 FT_STREAM_SEEK( entry->stringOffset ) ||
71 FT_STREAM_READ( entry->string, entry->stringLength ) )
72 {
73 FT_FREE( entry->string );
74 entry->stringLength = 0;
75 }
76 }
77
78 aname->platform_id = entry->platformID;
79 aname->encoding_id = entry->encodingID;
80 aname->language_id = entry->languageID;
81 aname->name_id = entry->nameID;
82 aname->string = (FT_Byte*)entry->string;
83 aname->string_len = entry->stringLength;
84
86 }
87 }
88
89 return error;
90 }
91
92
93 /* documentation is in ftsnames.h */
94
97 FT_UInt langID,
98 FT_SfntLangTag *alangTag )
99 {
100 FT_Error error = FT_ERR( Invalid_Argument );
101
102
103 if ( alangTag && face && FT_IS_SFNT( face ) )
104 {
105 TT_Face ttface = (TT_Face)face;
106
107
108 if ( ttface->name_table.format != 1 )
109 return FT_THROW( Invalid_Table );
110
111 if ( langID > 0x8000U &&
112 langID - 0x8000U < ttface->name_table.numLangTagRecords )
113 {
115 ( langID - 0x8000U );
116
117
118 /* load name on demand */
119 if ( entry->stringLength > 0 && !entry->string )
120 {
121 FT_Memory memory = face->memory;
122 FT_Stream stream = face->stream;
123
124
125 if ( FT_NEW_ARRAY ( entry->string, entry->stringLength ) ||
126 FT_STREAM_SEEK( entry->stringOffset ) ||
127 FT_STREAM_READ( entry->string, entry->stringLength ) )
128 {
129 FT_FREE( entry->string );
130 entry->stringLength = 0;
131 }
132 }
133
134 alangTag->string = (FT_Byte*)entry->string;
135 alangTag->string_len = entry->stringLength;
136
138 }
139 }
140
141 return error;
142 }
143
144
145#endif /* TT_CONFIG_OPTION_SFNT_NAMES */
146
147
148/* END */
unsigned int idx
Definition: utils.c:41
#define FT_IS_SFNT(face)
Definition: freetype.h:1331
return FT_Err_Ok
Definition: ftbbox.c:511
#define FT_EXPORT_DEF(x)
Definition: ftconfig.h:483
#define FT_THROW(e)
Definition: ftdebug.h:213
#define FT_NEW_ARRAY(ptr, count)
Definition: ftmemory.h:333
#define FT_FREE(ptr)
Definition: ftmemory.h:329
FT_Get_Sfnt_Name_Count(FT_Face face)
FT_BEGIN_HEADER struct FT_SfntName_ FT_SfntName
FT_Get_Sfnt_Name(FT_Face face, FT_UInt idx, FT_SfntName *aname)
FT_Get_Sfnt_LangTag(FT_Face face, FT_UInt langID, FT_SfntLangTag *alangTag)
#define FT_STREAM_SEEK(position)
Definition: ftstream.h:489
#define FT_STREAM_READ(buffer, count)
Definition: ftstream.h:497
typedefFT_BEGIN_HEADER struct FT_MemoryRec_ * FT_Memory
Definition: ftsystem.h:66
unsigned char FT_Byte
Definition: fttypes.h:154
int FT_Error
Definition: fttypes.h:300
#define FT_ERR(e)
Definition: fttypes.h:586
unsigned int FT_UInt
Definition: fttypes.h:231
GLenum GLuint GLint GLenum face
Definition: glext.h:7025
uint32_t entry
Definition: isohybrid.c:63
#define error(str)
Definition: mkdosfs.c:1605
static char memory[1024 *256]
Definition: process.c:116
FT_Byte * string
Definition: ftsnames.h:198
FT_UInt string_len
Definition: ftsnames.h:199
TT_NameTableRec name_table
Definition: tttypes.h:1410
FT_UShort num_names
Definition: tttypes.h:1409
TT_NameRec * names
Definition: tttypes.h:346
TT_LangTagRec * langTags
Definition: tttypes.h:348
FT_UInt numLangTagRecords
Definition: tttypes.h:347
FT_UShort format
Definition: tttypes.h:343
Definition: parse.h:23
struct TT_FaceRec_ * TT_Face
Definition: tttypes.h:973