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| 4680 | right-hear | 1 | /***************************************************************************/ |
| 2 | /* */ |
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| 3 | /* svpscmap.h */ |
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| 4 | /* */ |
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| 5 | /* The FreeType PostScript charmap service (specification). */ |
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| 6 | /* */ |
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| 7 | /* Copyright 2003, 2006 by */ |
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| 8 | /* David Turner, Robert Wilhelm, and Werner Lemberg. */ |
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| 9 | /* */ |
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| 10 | /* This file is part of the FreeType project, and may only be used, */ |
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| 11 | /* modified, and distributed under the terms of the FreeType project */ |
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| 12 | /* license, LICENSE.TXT. By continuing to use, modify, or distribute */ |
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| 13 | /* this file you indicate that you have read the license and */ |
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| 14 | /* understand and accept it fully. */ |
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| 15 | /* */ |
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| 16 | /***************************************************************************/ |
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| 17 | |||
| 18 | |||
| 19 | #ifndef __SVPSCMAP_H__ |
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| 20 | #define __SVPSCMAP_H__ |
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| 21 | |||
| 22 | #include FT_INTERNAL_OBJECTS_H |
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| 23 | |||
| 24 | |||
| 25 | FT_BEGIN_HEADER |
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| 26 | |||
| 27 | |||
| 28 | #define FT_SERVICE_ID_POSTSCRIPT_CMAPS "postscript-cmaps" |
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| 29 | |||
| 30 | |||
| 31 | /* |
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| 32 | * Adobe glyph name to unicode value. |
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| 33 | */ |
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| 34 | typedef FT_UInt32 |
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| 35 | (*PS_Unicode_ValueFunc)( const char* glyph_name ); |
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| 36 | |||
| 37 | /* |
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| 38 | * Macintosh name id to glyph name. NULL if invalid index. |
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| 39 | */ |
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| 40 | typedef const char* |
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| 41 | (*PS_Macintosh_NameFunc)( FT_UInt name_index ); |
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| 42 | |||
| 43 | /* |
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| 44 | * Adobe standard string ID to glyph name. NULL if invalid index. |
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| 45 | */ |
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| 46 | typedef const char* |
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| 47 | (*PS_Adobe_Std_StringsFunc)( FT_UInt string_index ); |
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| 48 | |||
| 49 | |||
| 50 | /* |
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| 51 | * Simple unicode -> glyph index charmap built from font glyph names |
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| 52 | * table. |
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| 53 | */ |
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| 54 | typedef struct PS_UniMap_ |
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| 55 | { |
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| 56 | FT_UInt32 unicode; /* bit 31 set: is glyph variant */ |
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| 57 | FT_UInt glyph_index; |
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| 58 | |||
| 59 | } PS_UniMap; |
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| 60 | |||
| 61 | |||
| 62 | typedef struct PS_UnicodesRec_* PS_Unicodes; |
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| 63 | |||
| 64 | typedef struct PS_UnicodesRec_ |
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| 65 | { |
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| 66 | FT_CMapRec cmap; |
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| 67 | FT_UInt num_maps; |
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| 68 | PS_UniMap* maps; |
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| 69 | |||
| 70 | } PS_UnicodesRec; |
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| 71 | |||
| 72 | |||
| 73 | /* |
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| 74 | * A function which returns a glyph name for a given index. Returns |
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| 75 | * NULL if invalid index. |
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| 76 | */ |
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| 77 | typedef const char* |
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| 78 | (*PS_GetGlyphNameFunc)( FT_Pointer data, |
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| 79 | FT_UInt string_index ); |
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| 80 | |||
| 81 | /* |
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| 82 | * A function used to release the glyph name returned by |
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| 83 | * PS_GetGlyphNameFunc, when needed |
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| 84 | */ |
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| 85 | typedef void |
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| 86 | (*PS_FreeGlyphNameFunc)( FT_Pointer data, |
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| 87 | const char* name ); |
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| 88 | |||
| 89 | typedef FT_Error |
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| 90 | (*PS_Unicodes_InitFunc)( FT_Memory memory, |
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| 91 | PS_Unicodes unicodes, |
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| 92 | FT_UInt num_glyphs, |
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| 93 | PS_GetGlyphNameFunc get_glyph_name, |
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| 94 | PS_FreeGlyphNameFunc free_glyph_name, |
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| 95 | FT_Pointer glyph_data ); |
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| 96 | |||
| 97 | typedef FT_UInt |
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| 98 | (*PS_Unicodes_CharIndexFunc)( PS_Unicodes unicodes, |
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| 99 | FT_UInt32 unicode ); |
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| 100 | |||
| 101 | typedef FT_UInt32 |
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| 102 | (*PS_Unicodes_CharNextFunc)( PS_Unicodes unicodes, |
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| 103 | FT_UInt32 *unicode ); |
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| 104 | |||
| 105 | |||
| 106 | FT_DEFINE_SERVICE( PsCMaps ) |
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| 107 | { |
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| 108 | PS_Unicode_ValueFunc unicode_value; |
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| 109 | |||
| 110 | PS_Unicodes_InitFunc unicodes_init; |
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| 111 | PS_Unicodes_CharIndexFunc unicodes_char_index; |
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| 112 | PS_Unicodes_CharNextFunc unicodes_char_next; |
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| 113 | |||
| 114 | PS_Macintosh_NameFunc macintosh_name; |
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| 115 | PS_Adobe_Std_StringsFunc adobe_std_strings; |
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| 116 | const unsigned short* adobe_std_encoding; |
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| 117 | const unsigned short* adobe_expert_encoding; |
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| 118 | }; |
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| 119 | |||
| 120 | |||
| 121 | #ifndef FT_CONFIG_OPTION_PIC |
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| 122 | |||
| 123 | #define FT_DEFINE_SERVICE_PSCMAPSREC(class_, unicode_value_, unicodes_init_, \ |
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| 124 | unicodes_char_index_, unicodes_char_next_, macintosh_name_, \ |
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| 125 | adobe_std_strings_, adobe_std_encoding_, adobe_expert_encoding_) \ |
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| 126 | static const FT_Service_PsCMapsRec class_ = \ |
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| 127 | { \ |
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| 128 | unicode_value_, unicodes_init_, \ |
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| 129 | unicodes_char_index_, unicodes_char_next_, macintosh_name_, \ |
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| 130 | adobe_std_strings_, adobe_std_encoding_, adobe_expert_encoding_ \ |
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| 131 | }; |
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| 132 | |||
| 133 | #else /* FT_CONFIG_OPTION_PIC */ |
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| 134 | |||
| 135 | #define FT_DEFINE_SERVICE_PSCMAPSREC(class_, unicode_value_, unicodes_init_, \ |
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| 136 | unicodes_char_index_, unicodes_char_next_, macintosh_name_, \ |
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| 137 | adobe_std_strings_, adobe_std_encoding_, adobe_expert_encoding_) \ |
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| 138 | void \ |
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| 139 | FT_Init_Class_##class_( FT_Library library, \ |
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| 140 | FT_Service_PsCMapsRec* clazz) \ |
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| 141 | { \ |
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| 142 | FT_UNUSED(library); \ |
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| 143 | clazz->unicode_value = unicode_value_; \ |
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| 144 | clazz->unicodes_init = unicodes_init_; \ |
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| 145 | clazz->unicodes_char_index = unicodes_char_index_; \ |
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| 146 | clazz->unicodes_char_next = unicodes_char_next_; \ |
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| 147 | clazz->macintosh_name = macintosh_name_; \ |
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| 148 | clazz->adobe_std_strings = adobe_std_strings_; \ |
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| 149 | clazz->adobe_std_encoding = adobe_std_encoding_; \ |
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| 150 | clazz->adobe_expert_encoding = adobe_expert_encoding_; \ |
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| 151 | } |
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| 152 | |||
| 153 | #endif /* FT_CONFIG_OPTION_PIC */ |
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| 154 | |||
| 155 | /* */ |
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| 156 | |||
| 157 | |||
| 158 | FT_END_HEADER |
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| 159 | |||
| 160 | |||
| 161 | #endif /* __SVPSCMAP_H__ */ |
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| 162 | |||
| 163 | |||
| 164 | /* END */ |