136 lines
5.0 KiB
C++
136 lines
5.0 KiB
C++
/*
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* Copyright (C) 2007,2008 Red Hat, Inc.
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*
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* This is part of HarfBuzz, an OpenType Layout engine library.
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*
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* Permission is hereby granted, without written agreement and without
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* license or royalty fees, to use, copy, modify, and distribute this
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* software and its documentation for any purpose, provided that the
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* above copyright notice and the following two paragraphs appear in
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* all copies of this software.
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*
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* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
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* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
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* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
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* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
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* DAMAGE.
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*
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* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
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* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
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* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
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* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
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*
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* Red Hat Author(s): Behdad Esfahbod
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*/
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#define HB_OT_LAYOUT_CC
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#include "hb-ot-layout-open-private.h"
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#include "hb-ot-layout-gdef-private.h"
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#include "hb-ot-layout-gsub-private.h"
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#include <stdlib.h>
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#include <stdio.h>
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int
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main (int argc, char **argv)
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{
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if (argc != 2) {
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fprintf (stderr, "usage: %s font-file.ttf\n", argv[0]);
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exit (1);
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}
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GMappedFile *mf = g_mapped_file_new (argv[1], FALSE, NULL);
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const char *font_data = g_mapped_file_get_contents (mf);
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int len = g_mapped_file_get_length (mf);
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printf ("Opened font file %s: %d bytes long\n", argv[1], len);
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const OpenTypeFontFile &ot = OpenTypeFontFile::get_for_data (font_data);
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switch (ot.get_tag()) {
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case OpenTypeFontFile::TrueTypeTag:
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printf ("OpenType font with TrueType outlines\n");
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break;
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case OpenTypeFontFile::CFFTag:
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printf ("OpenType font with CFF (Type1) outlines\n");
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break;
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case OpenTypeFontFile::TTCTag:
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printf ("TrueType Collection of OpenType fonts\n");
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break;
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default:
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printf ("Unknown font format\n");
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break;
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}
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int num_fonts = ot.get_len ();
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printf ("%d font(s) found in file\n", num_fonts);
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for (int n_font = 0; n_font < num_fonts; n_font++) {
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const OpenTypeFontFace &font = ot[n_font];
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printf ("Font %d of %d:\n", n_font+1, num_fonts);
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int num_tables = font.get_len ();
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printf (" %d table(s) found in font\n", num_tables);
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for (int n_table = 0; n_table < num_tables; n_table++) {
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const OpenTypeTable &table = font[n_table];
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printf (" Table %2d of %2d: %.4s (0x%08lx+0x%08lx)\n", n_table+1, num_tables,
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(const char *)table.get_tag(), table.get_offset(), table.get_length());
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if (table.get_tag() == "GSUB" || table.get_tag() == "GPOS") {
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const GSUBGPOS &g = GSUBGPOS::get_for_data (ot[table]);
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const ScriptList &scripts = g.get_script_list();
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int num_scripts = scripts.get_len ();
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printf (" %d script(s) found in table\n", num_scripts);
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for (int n_script = 0; n_script < num_scripts; n_script++) {
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const Script &script = scripts[n_script];
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printf (" Script %2d of %2d: %.4s\n", n_script+1, num_scripts,
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(const char *)scripts.get_tag(n_script));
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if (!script.has_default_language_system())
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printf (" No default language system\n");
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int num_langsys = script.get_len ();
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printf (" %d language system(s) found in script\n", num_langsys);
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for (int n_langsys = 0; n_langsys < num_langsys; n_langsys++) {
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const LangSys &langsys = script[n_langsys];
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printf (" Language System %2d of %2d: %.4s; %d features\n", n_langsys+1, num_langsys,
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(const char *)script.get_tag(n_langsys),
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langsys.get_len ());
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if (!langsys.get_required_feature_index ())
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printf (" No required feature\n");
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}
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}
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const FeatureList &features = g.get_feature_list();
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int num_features = features.get_len ();
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printf (" %d feature(s) found in table\n", num_features);
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for (int n_feature = 0; n_feature < num_features; n_feature++) {
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const Feature &feature = features[n_feature];
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printf (" Feature %2d of %2d: %.4s; %d lookup(s)\n", n_feature+1, num_features,
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(const char *)features.get_tag(n_feature),
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feature.get_len());
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}
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const LookupList &lookups = g.get_lookup_list();
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int num_lookups = lookups.get_len ();
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printf (" %d lookup(s) found in table\n", num_lookups);
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for (int n_lookup = 0; n_lookup < num_lookups; n_lookup++) {
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const Lookup &lookup = lookups[n_lookup];
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printf (" Lookup %2d of %2d: type %d, flags %04x\n", n_lookup+1, num_lookups,
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lookup.get_type(), lookup.get_flag());
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}
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} else if (table.get_tag() == "GDEF") {
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const GDEF &gdef = GDEF::get_for_data (ot[table]);
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for (int glyph = 0; glyph < 1; glyph++)
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printf (" glyph %d has class %d and mark attachment type %d\n",
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glyph,
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gdef.get_glyph_class (glyph),
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gdef.get_mark_attachment_type (glyph));
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}
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}
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}
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return 0;
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}
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