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5496 | leency | 1 | /***************************************************************************/ |
2 | /* */ |
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3 | /* ftcid.h */ |
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4 | /* */ |
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5 | /* FreeType API for accessing CID font information (specification). */ |
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6 | /* */ |
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7 | /* Copyright 2007, 2009 by Dereg Clegg, Michael Toftdal. */ |
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8 | /* */ |
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9 | /* This file is part of the FreeType project, and may only be used, */ |
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10 | /* modified, and distributed under the terms of the FreeType project */ |
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11 | /* license, LICENSE.TXT. By continuing to use, modify, or distribute */ |
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12 | /* this file you indicate that you have read the license and */ |
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13 | /* understand and accept it fully. */ |
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14 | /* */ |
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15 | /***************************************************************************/ |
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16 | |||
17 | |||
18 | #ifndef __FTCID_H__ |
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19 | #define __FTCID_H__ |
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20 | |||
21 | #include |
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22 | #include FT_FREETYPE_H |
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23 | |||
24 | #ifdef FREETYPE_H |
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25 | #error "freetype.h of FreeType 1 has been loaded!" |
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26 | #error "Please fix the directory search order for header files" |
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27 | #error "so that freetype.h of FreeType 2 is found first." |
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28 | #endif |
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29 | |||
30 | |||
31 | FT_BEGIN_HEADER |
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32 | |||
33 | |||
34 | /*************************************************************************/ |
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35 | /* */ |
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36 | /* |
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37 | /* cid_fonts */ |
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38 | /* */ |
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39 | /* |
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40 | /* CID Fonts */ |
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41 | /* */ |
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42 | /* |
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43 | /* CID-keyed font specific API. */ |
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44 | /* */ |
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45 | /* |
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46 | /* This section contains the declaration of CID-keyed font specific */ |
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47 | /* functions. */ |
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48 | /* */ |
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49 | /*************************************************************************/ |
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50 | |||
51 | |||
52 | /********************************************************************** |
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53 | * |
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54 | * @function: |
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55 | * FT_Get_CID_Registry_Ordering_Supplement |
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56 | * |
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57 | * @description: |
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58 | * Retrieve the Registry/Ordering/Supplement triple (also known as the |
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59 | * "R/O/S") from a CID-keyed font. |
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60 | * |
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61 | * @input: |
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62 | * face :: |
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63 | * A handle to the input face. |
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64 | * |
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65 | * @output: |
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66 | * registry :: |
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67 | * The registry, as a C~string, owned by the face. |
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68 | * |
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69 | * ordering :: |
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70 | * The ordering, as a C~string, owned by the face. |
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71 | * |
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72 | * supplement :: |
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73 | * The supplement. |
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74 | * |
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75 | * @return: |
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76 | * FreeType error code. 0~means success. |
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77 | * |
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78 | * @note: |
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79 | * This function only works with CID faces, returning an error |
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80 | * otherwise. |
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81 | * |
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82 | * @since: |
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83 | * 2.3.6 |
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84 | */ |
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85 | FT_EXPORT( FT_Error ) |
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86 | FT_Get_CID_Registry_Ordering_Supplement( FT_Face face, |
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87 | const char* *registry, |
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88 | const char* *ordering, |
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89 | FT_Int *supplement); |
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90 | |||
91 | |||
92 | /********************************************************************** |
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93 | * |
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94 | * @function: |
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95 | * FT_Get_CID_Is_Internally_CID_Keyed |
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96 | * |
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97 | * @description: |
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98 | * Retrieve the type of the input face, CID keyed or not. In |
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99 | * constrast to the @FT_IS_CID_KEYED macro this function returns |
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100 | * successfully also for CID-keyed fonts in an SNFT wrapper. |
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101 | * |
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102 | * @input: |
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103 | * face :: |
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104 | * A handle to the input face. |
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105 | * |
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106 | * @output: |
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107 | * is_cid :: |
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108 | * The type of the face as an @FT_Bool. |
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109 | * |
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110 | * @return: |
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111 | * FreeType error code. 0~means success. |
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112 | * |
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113 | * @note: |
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114 | * This function only works with CID faces and OpenType fonts, |
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115 | * returning an error otherwise. |
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116 | * |
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117 | * @since: |
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118 | * 2.3.9 |
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119 | */ |
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120 | FT_EXPORT( FT_Error ) |
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121 | FT_Get_CID_Is_Internally_CID_Keyed( FT_Face face, |
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122 | FT_Bool *is_cid ); |
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123 | |||
124 | |||
125 | /********************************************************************** |
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126 | * |
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127 | * @function: |
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128 | * FT_Get_CID_From_Glyph_Index |
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129 | * |
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130 | * @description: |
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131 | * Retrieve the CID of the input glyph index. |
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132 | * |
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133 | * @input: |
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134 | * face :: |
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135 | * A handle to the input face. |
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136 | * |
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137 | * glyph_index :: |
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138 | * The input glyph index. |
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139 | * |
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140 | * @output: |
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141 | * cid :: |
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142 | * The CID as an @FT_UInt. |
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143 | * |
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144 | * @return: |
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145 | * FreeType error code. 0~means success. |
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146 | * |
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147 | * @note: |
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148 | * This function only works with CID faces and OpenType fonts, |
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149 | * returning an error otherwise. |
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150 | * |
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151 | * @since: |
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152 | * 2.3.9 |
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153 | */ |
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154 | FT_EXPORT( FT_Error ) |
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155 | FT_Get_CID_From_Glyph_Index( FT_Face face, |
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156 | FT_UInt glyph_index, |
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157 | FT_UInt *cid ); |
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158 | |||
159 | /* */ |
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160 | |||
161 | FT_END_HEADER |
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162 | |||
163 | #endif /* __FTCID_H__ */ |
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164 | |||
165 | |||
166 | /* END */ |