psauxmod.c (4847B)
1 /**************************************************************************** 2 * 3 * psauxmod.c 4 * 5 * FreeType auxiliary PostScript module implementation (body). 6 * 7 * Copyright (C) 2000-2025 by 8 * David Turner, Robert Wilhelm, and Werner Lemberg. 9 * 10 * This file is part of the FreeType project, and may only be used, 11 * modified, and distributed under the terms of the FreeType project 12 * license, LICENSE.TXT. By continuing to use, modify, or distribute 13 * this file you indicate that you have read the license and 14 * understand and accept it fully. 15 * 16 */ 17 18 19 #include "psauxmod.h" 20 #include "psobjs.h" 21 #include "t1decode.h" 22 #include "t1cmap.h" 23 #include "psft.h" 24 #include "cffdecode.h" 25 26 #ifndef T1_CONFIG_OPTION_NO_AFM 27 #include "afmparse.h" 28 #endif 29 30 31 FT_CALLBACK_TABLE_DEF 32 const PS_Table_FuncsRec ps_table_funcs = 33 { 34 ps_table_new, /* init */ 35 ps_table_done, /* done */ 36 ps_table_add, /* add */ 37 ps_table_release /* release */ 38 }; 39 40 41 FT_CALLBACK_TABLE_DEF 42 const PS_Parser_FuncsRec ps_parser_funcs = 43 { 44 ps_parser_init, /* init */ 45 ps_parser_done, /* done */ 46 47 ps_parser_skip_spaces, /* skip_spaces */ 48 ps_parser_skip_PS_token, /* skip_PS_token */ 49 50 ps_parser_to_int, /* to_int */ 51 ps_parser_to_fixed, /* to_fixed */ 52 ps_parser_to_bytes, /* to_bytes */ 53 ps_parser_to_coord_array, /* to_coord_array */ 54 ps_parser_to_fixed_array, /* to_fixed_array */ 55 ps_parser_to_token, /* to_token */ 56 ps_parser_to_token_array, /* to_token_array */ 57 58 ps_parser_load_field, /* load_field */ 59 ps_parser_load_field_table /* load_field_table */ 60 }; 61 62 63 FT_CALLBACK_TABLE_DEF 64 const PS_Builder_FuncsRec ps_builder_funcs = 65 { 66 ps_builder_init, /* init */ 67 ps_builder_done /* done */ 68 }; 69 70 71 FT_CALLBACK_TABLE_DEF 72 const T1_Builder_FuncsRec t1_builder_funcs = 73 { 74 t1_builder_init, /* init */ 75 t1_builder_done, /* done */ 76 77 t1_builder_check_points, /* check_points */ 78 t1_builder_add_point, /* add_point */ 79 t1_builder_add_point1, /* add_point1 */ 80 t1_builder_add_contour, /* add_contour */ 81 t1_builder_start_point, /* start_point */ 82 t1_builder_close_contour /* close_contour */ 83 }; 84 85 86 FT_CALLBACK_TABLE_DEF 87 const T1_Decoder_FuncsRec t1_decoder_funcs = 88 { 89 t1_decoder_init, /* init */ 90 t1_decoder_done, /* done */ 91 #ifdef T1_CONFIG_OPTION_OLD_ENGINE 92 t1_decoder_parse_charstrings, /* parse_charstrings_old */ 93 #else 94 t1_decoder_parse_metrics, /* parse_metrics */ 95 #endif 96 cf2_decoder_parse_charstrings /* parse_charstrings */ 97 }; 98 99 100 #ifndef T1_CONFIG_OPTION_NO_AFM 101 FT_CALLBACK_TABLE_DEF 102 const AFM_Parser_FuncsRec afm_parser_funcs = 103 { 104 afm_parser_init, /* init */ 105 afm_parser_done, /* done */ 106 afm_parser_parse /* parse */ 107 }; 108 #endif 109 110 111 FT_CALLBACK_TABLE_DEF 112 const T1_CMap_ClassesRec t1_cmap_classes = 113 { 114 &t1_cmap_standard_class_rec, 115 &t1_cmap_expert_class_rec, 116 &t1_cmap_custom_class_rec, 117 &t1_cmap_unicode_class_rec 118 }; 119 120 121 FT_CALLBACK_TABLE_DEF 122 const CFF_Builder_FuncsRec cff_builder_funcs = 123 { 124 cff_builder_init, /* init */ 125 cff_builder_done, /* done */ 126 127 cff_check_points, /* check_points */ 128 cff_builder_add_point, /* add_point */ 129 cff_builder_add_point1, /* add_point1 */ 130 cff_builder_add_contour, /* add_contour */ 131 cff_builder_start_point, /* start_point */ 132 cff_builder_close_contour /* close_contour */ 133 }; 134 135 136 FT_CALLBACK_TABLE_DEF 137 const CFF_Decoder_FuncsRec cff_decoder_funcs = 138 { 139 cff_decoder_init, /* init */ 140 cff_decoder_prepare, /* prepare */ 141 142 #ifdef CFF_CONFIG_OPTION_OLD_ENGINE 143 cff_decoder_parse_charstrings, /* parse_charstrings_old */ 144 #endif 145 cf2_decoder_parse_charstrings /* parse_charstrings */ 146 }; 147 148 149 static 150 const PSAux_Interface psaux_interface = 151 { 152 &ps_table_funcs, 153 &ps_parser_funcs, 154 &t1_builder_funcs, 155 &t1_decoder_funcs, 156 t1_decrypt, 157 cff_random, 158 ps_decoder_init, 159 t1_make_subfont, 160 161 (const T1_CMap_ClassesRec*) &t1_cmap_classes, 162 163 #ifndef T1_CONFIG_OPTION_NO_AFM 164 &afm_parser_funcs, 165 #else 166 0, 167 #endif 168 169 &cff_decoder_funcs, 170 }; 171 172 173 FT_DEFINE_MODULE( 174 psaux_module_class, 175 176 0, 177 sizeof ( FT_ModuleRec ), 178 "psaux", 179 0x20000L, 180 0x20000L, 181 182 &psaux_interface, /* module-specific interface */ 183 184 (FT_Module_Constructor)NULL, /* module_init */ 185 (FT_Module_Destructor) NULL, /* module_done */ 186 (FT_Module_Requester) NULL /* get_interface */ 187 ) 188 189 190 /* END */