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 #define HB_OT_LAYOUT_CC
28 #include "hb-open-file-private.hh"
29 #include "hb-ot-layout-gdef-private.hh"
30 #include "hb-ot-layout-gsubgpos-private.hh"
42 main (int argc, char **argv)
45 fprintf (stderr, "usage: %s font-file.ttf\n", argv[0]);
49 const char *font_data = NULL;
53 GMappedFile *mf = g_mapped_file_new (argv[1], FALSE, NULL);
54 font_data = g_mapped_file_get_contents (mf);
55 len = g_mapped_file_get_length (mf);
57 FILE *f = fopen (argv[1], "rb");
58 fseek (f, 0, SEEK_END);
60 fseek (f, 0, SEEK_SET);
61 font_data = (const char *) malloc (len);
62 len = fread ((char *) font_data, 1, len, f);
65 printf ("Opened font file %s: %d bytes long\n", argv[1], len);
67 const OpenTypeFontFile &ot = *CastP<OpenTypeFontFile> (font_data);
69 switch (ot.get_tag ()) {
70 case OpenTypeFontFile::TrueTypeTag:
71 printf ("OpenType font with TrueType outlines\n");
73 case OpenTypeFontFile::CFFTag:
74 printf ("OpenType font with CFF (Type1) outlines\n");
76 case OpenTypeFontFile::TTCTag:
77 printf ("TrueType Collection of OpenType fonts\n");
79 case OpenTypeFontFile::TrueTag:
80 printf ("Obsolete Apple TrueType font\n");
82 case OpenTypeFontFile::Typ1Tag:
83 printf ("Obsolete Apple Type1 font in SFNT container\n");
86 printf ("Unknown font format\n");
90 int num_fonts = ot.get_face_count ();
91 printf ("%d font(s) found in file\n", num_fonts);
92 for (int n_font = 0; n_font < num_fonts; n_font++) {
93 const OpenTypeFontFace &font = ot.get_face (n_font);
94 printf ("Font %d of %d:\n", n_font, num_fonts);
96 int num_tables = font.get_table_count ();
97 printf (" %d table(s) found in font\n", num_tables);
98 for (int n_table = 0; n_table < num_tables; n_table++) {
99 const OpenTypeTable &table = font.get_table (n_table);
100 printf (" Table %2d of %2d: %.4s (0x%08x+0x%08x)\n", n_table, num_tables,
101 (const char *)table.tag,
102 (unsigned int) table.offset,
103 (unsigned int) table.length);
107 case GSUBGPOS::GSUBTag:
108 case GSUBGPOS::GPOSTag:
111 const GSUBGPOS &g = *CastP<GSUBGPOS> (font_data + table.offset);
113 int num_scripts = g.get_script_count ();
114 printf (" %d script(s) found in table\n", num_scripts);
115 for (int n_script = 0; n_script < num_scripts; n_script++) {
116 const Script &script = g.get_script (n_script);
117 printf (" Script %2d of %2d: %.4s\n", n_script, num_scripts,
118 (const char *)g.get_script_tag(n_script));
120 if (!script.has_default_lang_sys())
121 printf (" No default language system\n");
122 int num_langsys = script.get_lang_sys_count ();
123 printf (" %d language system(s) found in script\n", num_langsys);
124 for (int n_langsys = script.has_default_lang_sys() ? -1 : 0; n_langsys < num_langsys; n_langsys++) {
125 const LangSys &langsys = n_langsys == -1
126 ? script.get_default_lang_sys ()
127 : script.get_lang_sys (n_langsys);
128 printf (n_langsys == -1
129 ? " Default Language System\n"
130 : " Language System %2d of %2d: %.4s\n", n_langsys, num_langsys,
131 (const char *)script.get_lang_sys_tag (n_langsys));
132 if (langsys.get_required_feature_index () == Index::NOT_FOUND_INDEX)
133 printf (" No required feature\n");
135 int num_features = langsys.get_feature_count ();
136 printf (" %d feature(s) found in language system\n", num_features);
137 for (int n_feature = 0; n_feature < num_features; n_feature++) {
138 printf (" Feature index %2d of %2d: %d\n", n_feature, num_features,
139 langsys.get_feature_index (n_feature));
144 int num_features = g.get_feature_count ();
145 printf (" %d feature(s) found in table\n", num_features);
146 for (int n_feature = 0; n_feature < num_features; n_feature++) {
147 const Feature &feature = g.get_feature (n_feature);
148 printf (" Feature %2d of %2d: %.4s; %d lookup(s)\n", n_feature, num_features,
149 (const char *)g.get_feature_tag(n_feature),
150 feature.get_lookup_count());
152 int num_lookups = feature.get_lookup_count ();
153 printf (" %d lookup(s) found in feature\n", num_lookups);
154 for (int n_lookup = 0; n_lookup < num_lookups; n_lookup++) {
155 printf (" Lookup index %2d of %2d: %d\n", n_lookup, num_lookups,
156 feature.get_lookup_index (n_lookup));
160 int num_lookups = g.get_lookup_count ();
161 printf (" %d lookup(s) found in table\n", num_lookups);
162 for (int n_lookup = 0; n_lookup < num_lookups; n_lookup++) {
163 const Lookup &lookup = g.get_lookup (n_lookup);
164 printf (" Lookup %2d of %2d: type %d, props 0x%04X\n", n_lookup, num_lookups,
165 lookup.get_type(), lookup.get_props());
174 const GDEF &gdef = *CastP<GDEF> (font_data + table.offset);
176 printf (" Has %sglyph classes\n",
177 gdef.has_glyph_classes () ? "" : "no ");
178 printf (" Has %smark attachment types\n",
179 gdef.has_mark_attachment_types () ? "" : "no ");
180 printf (" Has %sattach points\n",
181 gdef.has_attach_points () ? "" : "no ");
182 printf (" Has %slig carets\n",
183 gdef.has_lig_carets () ? "" : "no ");
184 printf (" Has %smark sets\n",
185 gdef.has_mark_sets () ? "" : "no ");