1 /*
2 * Copyright © 2007,2008,2009 Red Hat, Inc.
3 *
4 * This is part of HarfBuzz, a text shaping library.
5 *
6 * Permission is hereby granted, without written agreement and without
7 * license or royalty fees, to use, copy, modify, and distribute this
8 * software and its documentation for any purpose, provided that the
9 * above copyright notice and the following two paragraphs appear in
10 * all copies of this software.
11 *
12 * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
13 * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
14 * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
15 * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
16 * DAMAGE.
17 *
18 * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
19 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
20 * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
21 * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
22 * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
23 *
24 * Red Hat Author(s): Behdad Esfahbod
25 */
26
27 #include "hb-mutex-private.hh"
28 #include "hb-open-file-private.hh"
29 #include "hb-ot-layout-gdef-table.hh"
30 #include "hb-ot-layout-gsubgpos-private.hh"
31
32 #ifdef HAVE_GLIB
33 #include <glib.h>
34 #endif
35 #include <stdlib.h>
36 #include <stdio.h>
37
38
39 using namespace OT;
40
41
42 int
main(int argc,char ** argv)43 main (int argc, char **argv)
44 {
45 if (argc != 2) {
46 fprintf (stderr, "usage: %s font-file.ttf\n", argv[0]);
47 exit (1);
48 }
49
50 const char *font_data = NULL;
51 int len = 0;
52
53 #ifdef HAVE_GLIB
54 GMappedFile *mf = g_mapped_file_new (argv[1], false, NULL);
55 font_data = g_mapped_file_get_contents (mf);
56 len = g_mapped_file_get_length (mf);
57 #else
58 FILE *f = fopen (argv[1], "rb");
59 fseek (f, 0, SEEK_END);
60 len = ftell (f);
61 fseek (f, 0, SEEK_SET);
62 font_data = (const char *) malloc (len);
63 len = fread ((char *) font_data, 1, len, f);
64 #endif
65
66 printf ("Opened font file %s: %d bytes long\n", argv[1], len);
67
68 const OpenTypeFontFile &ot = *CastP<OpenTypeFontFile> (font_data);
69
70 switch (ot.get_tag ()) {
71 case OpenTypeFontFile::TrueTypeTag:
72 printf ("OpenType font with TrueType outlines\n");
73 break;
74 case OpenTypeFontFile::CFFTag:
75 printf ("OpenType font with CFF (Type1) outlines\n");
76 break;
77 case OpenTypeFontFile::TTCTag:
78 printf ("TrueType Collection of OpenType fonts\n");
79 break;
80 case OpenTypeFontFile::TrueTag:
81 printf ("Obsolete Apple TrueType font\n");
82 break;
83 case OpenTypeFontFile::Typ1Tag:
84 printf ("Obsolete Apple Type1 font in SFNT container\n");
85 break;
86 default:
87 printf ("Unknown font format\n");
88 break;
89 }
90
91 int num_fonts = ot.get_face_count ();
92 printf ("%d font(s) found in file\n", num_fonts);
93 for (int n_font = 0; n_font < num_fonts; n_font++) {
94 const OpenTypeFontFace &font = ot.get_face (n_font);
95 printf ("Font %d of %d:\n", n_font, num_fonts);
96
97 int num_tables = font.get_table_count ();
98 printf (" %d table(s) found in font\n", num_tables);
99 for (int n_table = 0; n_table < num_tables; n_table++) {
100 const OpenTypeTable &table = font.get_table (n_table);
101 printf (" Table %2d of %2d: %.4s (0x%08x+0x%08x)\n", n_table, num_tables,
102 (const char *)table.tag,
103 (unsigned int) table.offset,
104 (unsigned int) table.length);
105
106 switch (table.tag) {
107
108 case GSUBGPOS::GSUBTag:
109 case GSUBGPOS::GPOSTag:
110 {
111
112 const GSUBGPOS &g = *CastP<GSUBGPOS> (font_data + table.offset);
113
114 int num_scripts = g.get_script_count ();
115 printf (" %d script(s) found in table\n", num_scripts);
116 for (int n_script = 0; n_script < num_scripts; n_script++) {
117 const Script &script = g.get_script (n_script);
118 printf (" Script %2d of %2d: %.4s\n", n_script, num_scripts,
119 (const char *)g.get_script_tag(n_script));
120
121 if (!script.has_default_lang_sys())
122 printf (" No default language system\n");
123 int num_langsys = script.get_lang_sys_count ();
124 printf (" %d language system(s) found in script\n", num_langsys);
125 for (int n_langsys = script.has_default_lang_sys() ? -1 : 0; n_langsys < num_langsys; n_langsys++) {
126 const LangSys &langsys = n_langsys == -1
127 ? script.get_default_lang_sys ()
128 : script.get_lang_sys (n_langsys);
129 if (n_langsys == -1)
130 printf (" Default Language System\n");
131 else
132 printf (" Language System %2d of %2d: %.4s\n", n_langsys, num_langsys,
133 (const char *)script.get_lang_sys_tag (n_langsys));
134 if (!langsys.has_required_feature ())
135 printf (" No required feature\n");
136 else
137 printf (" Required feature index: %d\n",
138 langsys.get_required_feature_index ());
139
140 int num_features = langsys.get_feature_count ();
141 printf (" %d feature(s) found in language system\n", num_features);
142 for (int n_feature = 0; n_feature < num_features; n_feature++) {
143 printf (" Feature index %2d of %2d: %d\n", n_feature, num_features,
144 langsys.get_feature_index (n_feature));
145 }
146 }
147 }
148
149 int num_features = g.get_feature_count ();
150 printf (" %d feature(s) found in table\n", num_features);
151 for (int n_feature = 0; n_feature < num_features; n_feature++) {
152 const Feature &feature = g.get_feature (n_feature);
153 int num_lookups = feature.get_lookup_count ();
154 printf (" Feature %2d of %2d: %c%c%c%c\n", n_feature, num_features,
155 HB_UNTAG(g.get_feature_tag(n_feature)));
156
157 printf (" %d lookup(s) found in feature\n", num_lookups);
158 for (int n_lookup = 0; n_lookup < num_lookups; n_lookup++) {
159 printf (" Lookup index %2d of %2d: %d\n", n_lookup, num_lookups,
160 feature.get_lookup_index (n_lookup));
161 }
162 }
163
164 int num_lookups = g.get_lookup_count ();
165 printf (" %d lookup(s) found in table\n", num_lookups);
166 for (int n_lookup = 0; n_lookup < num_lookups; n_lookup++) {
167 const Lookup &lookup = g.get_lookup (n_lookup);
168 printf (" Lookup %2d of %2d: type %d, props 0x%04X\n", n_lookup, num_lookups,
169 lookup.get_type(), lookup.get_props());
170 }
171
172 }
173 break;
174
175 case GDEF::tableTag:
176 {
177
178 const GDEF &gdef = *CastP<GDEF> (font_data + table.offset);
179
180 printf (" Has %sglyph classes\n",
181 gdef.has_glyph_classes () ? "" : "no ");
182 printf (" Has %smark attachment types\n",
183 gdef.has_mark_attachment_types () ? "" : "no ");
184 printf (" Has %sattach points\n",
185 gdef.has_attach_points () ? "" : "no ");
186 printf (" Has %slig carets\n",
187 gdef.has_lig_carets () ? "" : "no ");
188 printf (" Has %smark sets\n",
189 gdef.has_mark_sets () ? "" : "no ");
190 break;
191 }
192 }
193 }
194 }
195
196 return 0;
197 }
198
199
200