1 | /***************************************************************************/
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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 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 |
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18 |
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19 | #ifndef __SVPSCMAP_H__
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20 | #define __SVPSCMAP_H__
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21 |
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22 |
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23 | FT_BEGIN_HEADER
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24 |
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25 |
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26 | #define FT_SERVICE_ID_POSTSCRIPT_CMAPS "postscript-cmaps"
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27 |
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28 |
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29 | /*
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30 | * Adobe glyph name to unicode value
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31 | */
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32 | typedef FT_UInt32
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33 | (*PS_Unicode_ValueFunc)( const char* glyph_name );
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34 |
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35 | /*
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36 | * Unicode value to Adobe glyph name index. 0xFFFF if not found.
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37 | */
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38 | typedef FT_UInt
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39 | (*PS_Unicode_Index_Func)( FT_UInt num_glyphs,
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40 | const char** glyph_names,
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41 | FT_ULong unicode );
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42 |
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43 | /*
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44 | * Macintosh name 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_Macintosh_Name_Func)( FT_UInt name_index );
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48 |
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49 | /*
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50 | * Adobe standard string ID to glyph name. NULL if invalid index.
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51 | */
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52 | typedef const char*
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53 | (*PS_Adobe_Std_Strings_Func)( FT_UInt string_index );
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54 |
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55 | /*
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56 | * Simple unicode -> glyph index charmap built from font glyph names
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57 | * table.
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58 | */
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59 | typedef struct PS_UniMap_
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60 | {
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61 | FT_UInt unicode;
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62 | FT_UInt glyph_index;
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63 |
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64 | } PS_UniMap;
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65 |
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66 |
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67 | typedef struct PS_Unicodes_
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68 | {
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69 | FT_UInt num_maps;
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70 | PS_UniMap* maps;
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71 |
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72 | } PS_Unicodes;
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73 |
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74 |
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75 | typedef FT_Error
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76 | (*PS_Unicodes_InitFunc)( FT_Memory memory,
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77 | FT_UInt num_glyphs,
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78 | const char** glyph_names,
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79 | PS_Unicodes* unicodes );
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80 |
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81 | typedef FT_UInt
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82 | (*PS_Unicodes_CharIndexFunc)( PS_Unicodes* unicodes,
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83 | FT_UInt unicode );
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84 |
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85 | typedef FT_ULong
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86 | (*PS_Unicodes_CharNextFunc)( PS_Unicodes* unicodes,
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87 | FT_ULong unicode );
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88 |
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89 |
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90 | FT_DEFINE_SERVICE( PsCMaps )
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91 | {
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92 | PS_Unicode_ValueFunc unicode_value;
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93 |
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94 | PS_Unicodes_InitFunc unicodes_init;
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95 | PS_Unicodes_CharIndexFunc unicodes_char_index;
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96 | PS_Unicodes_CharNextFunc unicodes_char_next;
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97 |
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98 | PS_Macintosh_Name_Func macintosh_name;
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99 | PS_Adobe_Std_Strings_Func adobe_std_strings;
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100 | const unsigned short* adobe_std_encoding;
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101 | const unsigned short* adobe_expert_encoding;
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102 | };
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103 |
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104 | /* */
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105 |
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106 |
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107 | FT_END_HEADER
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108 |
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109 |
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110 | #endif /* __SVPSCMAP_H__ */
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111 |
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112 |
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113 | /* END */
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