2 * Copyright © 2007,2008,2009 Red Hat, Inc.
4 * This is part of HarfBuzz, a text shaping library.
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.
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
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.
24 * Red Hat Author(s): Behdad Esfahbod
27 #include "hb-open-file-private.hh"
28 #include "hb-ot-layout-gdef-table.hh"
29 #include "hb-ot-layout-gsubgpos-private.hh"
40 #ifndef HB_NO_VISIBILITY
41 const void * const OT::_hb_NullPool[HB_NULL_POOL_SIZE / sizeof (void *)] = {};
45 main (int argc, char **argv)
48 fprintf (stderr, "usage: %s font-file.ttf\n", argv[0]);
52 const char *font_data = nullptr;
56 GMappedFile *mf = g_mapped_file_new (argv[1], false, nullptr);
57 font_data = g_mapped_file_get_contents (mf);
58 len = g_mapped_file_get_length (mf);
60 FILE *f = fopen (argv[1], "rb");
61 fseek (f, 0, SEEK_END);
63 fseek (f, 0, SEEK_SET);
64 font_data = (const char *) malloc (len);
65 len = fread ((char *) font_data, 1, len, f);
68 printf ("Opened font file %s: %d bytes long\n", argv[1], len);
70 const OpenTypeFontFile &ot = *CastP<OpenTypeFontFile> (font_data);
72 switch (ot.get_tag ()) {
73 case OpenTypeFontFile::TrueTypeTag:
74 printf ("OpenType font with TrueType outlines\n");
76 case OpenTypeFontFile::CFFTag:
77 printf ("OpenType font with CFF (Type1) outlines\n");
79 case OpenTypeFontFile::TTCTag:
80 printf ("TrueType Collection of OpenType fonts\n");
82 case OpenTypeFontFile::TrueTag:
83 printf ("Obsolete Apple TrueType font\n");
85 case OpenTypeFontFile::Typ1Tag:
86 printf ("Obsolete Apple Type1 font in SFNT container\n");
89 printf ("Unknown font format\n");
93 int num_fonts = ot.get_face_count ();
94 printf ("%d font(s) found in file\n", num_fonts);
95 for (int n_font = 0; n_font < num_fonts; n_font++) {
96 const OpenTypeFontFace &font = ot.get_face (n_font);
97 printf ("Font %d of %d:\n", n_font, num_fonts);
99 int num_tables = font.get_table_count ();
100 printf (" %d table(s) found in font\n", num_tables);
101 for (int n_table = 0; n_table < num_tables; n_table++) {
102 const OpenTypeTable &table = font.get_table (n_table);
103 printf (" Table %2d of %2d: %.4s (0x%08x+0x%08x)\n", n_table, num_tables,
104 (const char *)table.tag,
105 (unsigned int) table.offset,
106 (unsigned int) table.length);
114 const GSUBGPOS &g = *CastP<GSUBGPOS> (font_data + table.offset);
116 int num_scripts = g.get_script_count ();
117 printf (" %d script(s) found in table\n", num_scripts);
118 for (int n_script = 0; n_script < num_scripts; n_script++) {
119 const Script &script = g.get_script (n_script);
120 printf (" Script %2d of %2d: %.4s\n", n_script, num_scripts,
121 (const char *)g.get_script_tag(n_script));
123 if (!script.has_default_lang_sys())
124 printf (" No default language system\n");
125 int num_langsys = script.get_lang_sys_count ();
126 printf (" %d language system(s) found in script\n", num_langsys);
127 for (int n_langsys = script.has_default_lang_sys() ? -1 : 0; n_langsys < num_langsys; n_langsys++) {
128 const LangSys &langsys = n_langsys == -1
129 ? script.get_default_lang_sys ()
130 : script.get_lang_sys (n_langsys);
132 printf (" Default Language System\n");
134 printf (" Language System %2d of %2d: %.4s\n", n_langsys, num_langsys,
135 (const char *)script.get_lang_sys_tag (n_langsys));
136 if (!langsys.has_required_feature ())
137 printf (" No required feature\n");
139 printf (" Required feature index: %d\n",
140 langsys.get_required_feature_index ());
142 int num_features = langsys.get_feature_count ();
143 printf (" %d feature(s) found in language system\n", num_features);
144 for (int n_feature = 0; n_feature < num_features; n_feature++) {
145 printf (" Feature index %2d of %2d: %d\n", n_feature, num_features,
146 langsys.get_feature_index (n_feature));
151 int num_features = g.get_feature_count ();
152 printf (" %d feature(s) found in table\n", num_features);
153 for (int n_feature = 0; n_feature < num_features; n_feature++) {
154 const Feature &feature = g.get_feature (n_feature);
155 int num_lookups = feature.get_lookup_count ();
156 printf (" Feature %2d of %2d: %c%c%c%c\n", n_feature, num_features,
157 HB_UNTAG(g.get_feature_tag(n_feature)));
159 printf (" %d lookup(s) found in feature\n", num_lookups);
160 for (int n_lookup = 0; n_lookup < num_lookups; n_lookup++) {
161 printf (" Lookup index %2d of %2d: %d\n", n_lookup, num_lookups,
162 feature.get_lookup_index (n_lookup));
166 int num_lookups = g.get_lookup_count ();
167 printf (" %d lookup(s) found in table\n", num_lookups);
168 for (int n_lookup = 0; n_lookup < num_lookups; n_lookup++) {
169 const Lookup &lookup = g.get_lookup (n_lookup);
170 printf (" Lookup %2d of %2d: type %d, props 0x%04X\n", n_lookup, num_lookups,
171 lookup.get_type(), lookup.get_props());
180 const GDEF &gdef = *CastP<GDEF> (font_data + table.offset);
182 printf (" Has %sglyph classes\n",
183 gdef.has_glyph_classes () ? "" : "no ");
184 printf (" Has %smark attachment types\n",
185 gdef.has_mark_attachment_types () ? "" : "no ");
186 printf (" Has %sattach points\n",
187 gdef.has_attach_points () ? "" : "no ");
188 printf (" Has %slig carets\n",
189 gdef.has_lig_carets () ? "" : "no ");
190 printf (" Has %smark sets\n",
191 gdef.has_mark_sets () ? "" : "no ");