2 * Copyright (C) 2007,2008 Red Hat, Inc.
4 * This is part of HarfBuzz, an OpenType Layout engine 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-ot-layout-open-private.h"
29 #include "hb-ot-layout-gdef-private.h"
30 #include "hb-ot-layout-gsub-private.h"
36 main (int argc, char **argv)
39 fprintf (stderr, "usage: %s font-file.ttf\n", argv[0]);
43 GMappedFile *mf = g_mapped_file_new (argv[1], FALSE, NULL);
44 const char *font_data = g_mapped_file_get_contents (mf);
45 int len = g_mapped_file_get_length (mf);
47 printf ("Opened font file %s: %d bytes long\n", argv[1], len);
49 const OpenTypeFontFile &ot = OpenTypeFontFile::get_for_data (font_data);
51 switch (ot.get_tag()) {
52 case OpenTypeFontFile::TrueTypeTag:
53 printf ("OpenType font with TrueType outlines\n");
55 case OpenTypeFontFile::CFFTag:
56 printf ("OpenType font with CFF (Type1) outlines\n");
58 case OpenTypeFontFile::TTCTag:
59 printf ("TrueType Collection of OpenType fonts\n");
62 printf ("Unknown font format\n");
66 int num_fonts = ot.get_face_count ();
67 printf ("%d font(s) found in file\n", num_fonts);
68 for (int n_font = 0; n_font < num_fonts; n_font++) {
69 const OpenTypeFontFace &font = ot.get_face (n_font);
70 printf ("Font %d of %d:\n", n_font, num_fonts);
72 int num_tables = font.get_table_count ();
73 printf (" %d table(s) found in font\n", num_tables);
74 for (int n_table = 0; n_table < num_tables; n_table++) {
75 const OpenTypeTable &table = font.get_table (n_table);
76 printf (" Table %2d of %2d: %.4s (0x%08lx+0x%08lx)\n", n_table, num_tables,
77 (const char *)table.get_tag(), table.get_offset(), table.get_length());
79 switch (table.get_tag ()) {
81 case GSUBGPOS::GSUBTag:
82 case GSUBGPOS::GPOSTag:
85 const GSUBGPOS &g = GSUBGPOS::get_for_data (ot.get_table_data (table));
87 int num_scripts = g.get_script_count ();
88 printf (" %d script(s) found in table\n", num_scripts);
89 for (int n_script = 0; n_script < num_scripts; n_script++) {
90 const Script &script = g.get_script (n_script);
91 printf (" Script %2d of %2d: %.4s\n", n_script, num_scripts,
92 (const char *)g.get_script_tag(n_script));
94 if (!script.has_default_lang_sys())
95 printf (" No default language system\n");
96 int num_langsys = script.get_lang_sys_count ();
97 printf (" %d language system(s) found in script\n", num_langsys);
98 for (int n_langsys = script.has_default_lang_sys() ? -1 : 0; n_langsys < num_langsys; n_langsys++) {
99 const LangSys &langsys = n_langsys == -1
100 ? script.get_default_lang_sys ()
101 : script.get_lang_sys (n_langsys);
102 printf (n_langsys == -1
103 ? " Default Language System\n"
104 : " Language System %2d of %2d: %.4s\n", n_langsys, num_langsys,
105 (const char *)script.get_lang_sys_tag (n_langsys));
106 if (langsys.get_required_feature_index () == NO_INDEX)
107 printf (" No required feature\n");
109 int num_features = langsys.get_feature_count ();
110 printf (" %d feature(s) found in language system\n", num_features);
111 for (int n_feature = 0; n_feature < num_features; n_feature++) {
112 unsigned int feature_index = langsys.get_feature_index (n_feature);
113 printf (" Feature index %2d of %2d: %d\n", n_feature, num_features,
114 langsys.get_feature_index (n_feature));
119 int num_features = g.get_feature_count ();
120 printf (" %d feature(s) found in table\n", num_features);
121 for (int n_feature = 0; n_feature < num_features; n_feature++) {
122 const Feature &feature = g.get_feature (n_feature);
123 printf (" Feature %2d of %2d: %.4s; %d lookup(s)\n", n_feature, num_features,
124 (const char *)g.get_feature_tag(n_feature),
125 feature.get_lookup_count());
127 int num_lookups = feature.get_lookup_count ();
128 printf (" %d lookup(s) found in language system\n", num_lookups);
129 for (int n_lookup = 0; n_lookup < num_lookups; n_lookup++) {
130 unsigned int lookup_index = feature.get_lookup_index (n_lookup);
131 printf (" Feature index %2d of %2d: %d\n", n_lookup, num_lookups,
132 feature.get_lookup_index (n_lookup));
136 int num_lookups = g.get_lookup_count ();
137 printf (" %d lookup(s) found in table\n", num_lookups);
138 for (int n_lookup = 0; n_lookup < num_lookups; n_lookup++) {
139 const Lookup &lookup = g.get_lookup (n_lookup);
140 printf (" Lookup %2d of %2d: type %d, flags 0x%04X\n", n_lookup, num_lookups,
141 lookup.get_type(), lookup.get_flag());
150 const GDEF &gdef = GDEF::get_for_data (ot.get_table_data (table));
152 printf (" Has %sglyph classes\n",
153 gdef.has_glyph_classes () ? "" : "no ");
154 printf (" Has %smark attachment types\n",
155 gdef.has_mark_attachment_types () ? "" : "no ");
156 printf (" Has %sattach list\n",
157 gdef.has_attach_list () ? "" : "no ");
158 printf (" Has %slig caret list\n",
159 gdef.has_lig_caret_list () ? "" : "no ");
161 for (int glyph = 0; glyph < 1; glyph++)
162 printf (" glyph %d has class %d and mark attachment type %d\n",
164 gdef.get_glyph_class (glyph),
165 gdef.get_mark_attachment_type (glyph));