1 /****************************************************************************
2 *
3 * psauxmod.c
4 *
5 * FreeType auxiliary PostScript module implementation (body).
6 *
7 * Copyright (C) 2000-2023 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 */