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-static.cc"
28 #include "hb-open-file-private.hh"
29 #include "hb-ot-layout-gdef-table.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 hb_blob_t *blob = hb_blob_create_from_file (argv[1]);
51 const char *font_data = hb_blob_get_data (blob, &len);
52 printf ("Opened font file %s: %d bytes long\n", argv[1], len);
54 Sanitizer<OpenTypeFontFile> sanitizer;
55 hb_blob_t *font_blob = sanitizer.sanitize (blob);
56 const OpenTypeFontFile* sanitized = font_blob->as<OpenTypeFontFile> ();
57 if (sanitized == &Null(OpenTypeFontFile))
59 printf ("Sanitization of the file wasn't successful. Exit");
62 const OpenTypeFontFile& ot = *sanitized;
65 switch (ot.get_tag ()) {
66 case OpenTypeFontFile::TrueTypeTag:
67 printf ("OpenType font with TrueType outlines\n");
69 case OpenTypeFontFile::CFFTag:
70 printf ("OpenType font with CFF (Type1) outlines\n");
72 case OpenTypeFontFile::TTCTag:
73 printf ("TrueType Collection of OpenType fonts\n");
75 case OpenTypeFontFile::TrueTag:
76 printf ("Obsolete Apple TrueType font\n");
78 case OpenTypeFontFile::Typ1Tag:
79 printf ("Obsolete Apple Type1 font in SFNT container\n");
82 printf ("Unknown font format\n");
86 int num_fonts = ot.get_face_count ();
87 printf ("%d font(s) found in file\n", num_fonts);
88 for (int n_font = 0; n_font < num_fonts; n_font++) {
89 const OpenTypeFontFace &font = ot.get_face (n_font);
90 printf ("Font %d of %d:\n", n_font, num_fonts);
92 int num_tables = font.get_table_count ();
93 printf (" %d table(s) found in font\n", num_tables);
94 for (int n_table = 0; n_table < num_tables; n_table++) {
95 const OpenTypeTable &table = font.get_table (n_table);
96 printf (" Table %2d of %2d: %.4s (0x%08x+0x%08x)\n", n_table, num_tables,
97 (const char *) table.tag,
98 (unsigned int) table.offset,
99 (unsigned int) table.length);
107 const GSUBGPOS &g = *CastP<GSUBGPOS> (font_data + table.offset);
109 int num_scripts = g.get_script_count ();
110 printf (" %d script(s) found in table\n", num_scripts);
111 for (int n_script = 0; n_script < num_scripts; n_script++) {
112 const Script &script = g.get_script (n_script);
113 printf (" Script %2d of %2d: %.4s\n", n_script, num_scripts,
114 (const char *)g.get_script_tag(n_script));
116 if (!script.has_default_lang_sys())
117 printf (" No default language system\n");
118 int num_langsys = script.get_lang_sys_count ();
119 printf (" %d language system(s) found in script\n", num_langsys);
120 for (int n_langsys = script.has_default_lang_sys() ? -1 : 0; n_langsys < num_langsys; n_langsys++) {
121 const LangSys &langsys = n_langsys == -1
122 ? script.get_default_lang_sys ()
123 : script.get_lang_sys (n_langsys);
125 printf (" Default Language System\n");
127 printf (" Language System %2d of %2d: %.4s\n", n_langsys, num_langsys,
128 (const char *)script.get_lang_sys_tag (n_langsys));
129 if (!langsys.has_required_feature ())
130 printf (" No required feature\n");
132 printf (" Required feature index: %d\n",
133 langsys.get_required_feature_index ());
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 int num_lookups = feature.get_lookup_count ();
149 printf (" Feature %2d of %2d: %c%c%c%c\n", n_feature, num_features,
150 HB_UNTAG(g.get_feature_tag(n_feature)));
152 printf (" %d lookup(s) found in feature\n", num_lookups);
153 for (int n_lookup = 0; n_lookup < num_lookups; n_lookup++) {
154 printf (" Lookup index %2d of %2d: %d\n", n_lookup, num_lookups,
155 feature.get_lookup_index (n_lookup));
159 int num_lookups = g.get_lookup_count ();
160 printf (" %d lookup(s) found in table\n", num_lookups);
161 for (int n_lookup = 0; n_lookup < num_lookups; n_lookup++) {
162 const Lookup &lookup = g.get_lookup (n_lookup);
163 printf (" Lookup %2d of %2d: type %d, props 0x%04X\n", n_lookup, num_lookups,
164 lookup.get_type(), lookup.get_props());
173 const GDEF &gdef = *CastP<GDEF> (font_data + table.offset);
175 printf (" Has %sglyph classes\n",
176 gdef.has_glyph_classes () ? "" : "no ");
177 printf (" Has %smark attachment types\n",
178 gdef.has_mark_attachment_types () ? "" : "no ");
179 printf (" Has %sattach points\n",
180 gdef.has_attach_points () ? "" : "no ");
181 printf (" Has %slig carets\n",
182 gdef.has_lig_carets () ? "" : "no ");
183 printf (" Has %smark sets\n",
184 gdef.has_mark_sets () ? "" : "no ");