harfbuzz/src/main.cc

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#include "harfbuzz-open-private.h"
2006-12-28 11:42:37 +00:00
#include "harfbuzz-gdef-private.h"
#include <stdlib.h>
#include <stdio.h>
int
main (int argc, char **argv)
{
if (argc != 2) {
fprintf (stderr, "usage: %s font-file.ttf\n", argv[0]);
exit (1);
}
GMappedFile *mf = g_mapped_file_new (argv[1], FALSE, NULL);
const char *font_data = g_mapped_file_get_contents (mf);
int len = g_mapped_file_get_length (mf);
printf ("Opened font file %s: %d bytes long\n", argv[1], len);
const OpenTypeFontFile &ot = OpenTypeFontFile::get (font_data);
switch (ot.tag) {
case OpenTypeFontFile::TrueTypeTag:
printf ("OpenType font with TrueType outlines\n");
break;
case OpenTypeFontFile::CFFTag:
printf ("OpenType font with CFF (Type1) outlines\n");
break;
case OpenTypeFontFile::TTCTag:
printf ("TrueType Collection of OpenType fonts\n");
break;
default:
printf ("Unknown font format\n");
break;
}
int num_fonts = ot.get_len ();
printf ("%d font(s) found in file\n", num_fonts);
for (int n_font = 0; n_font < num_fonts; n_font++) {
const OpenTypeFontFace &font = ot[n_font];
printf ("Font %d of %d:\n", n_font+1, num_fonts);
int num_tables = font.get_len ();
printf (" %d table(s) found in font\n", num_tables);
for (int n_table = 0; n_table < num_tables; n_table++) {
const OpenTypeTable &table = font[n_table];
printf (" Table %2d of %2d: %.4s (0x%06x+0x%06x)\n", n_table+1, num_tables,
(const char *)table.tag, (int)table.offset, (int)table.length);
if (table.tag == "GSUB" || table.tag == "GPOS") {
const GSUBGPOSHeader &g = (const GSUBGPOSHeader&)*ot[table];
const ScriptList &scripts = *g.get_script_list();
int num_scripts = scripts.get_len ();
printf (" %d script(s) found in table\n", num_scripts);
for (int n_script = 0; n_script < num_scripts; n_script++) {
const Script &script = scripts[n_script];
printf (" Script %2d of %2d: %.4s\n", n_script+1, num_scripts,
(const char *)scripts.get_tag(n_script));
if (script.get_default_language_system () == NULL)
printf (" No default language system\n");
int num_langsys = script.get_len ();
printf (" %d language system(s) found in script\n", num_langsys);
for (int n_langsys = 0; n_langsys < num_langsys; n_langsys++) {
const LangSys &langsys = script[n_langsys];
printf (" Language System %2d of %2d: %.4s; %d features\n", n_langsys+1, num_langsys,
(const char *)script.get_tag(n_langsys),
langsys.get_len ());
if (!langsys.get_required_feature_index ())
printf (" No required feature\n");
}
}
const FeatureList &features = *g.get_feature_list();
int num_features = features.get_len ();
printf (" %d feature(s) found in table\n", num_features);
for (int n_feature = 0; n_feature < num_features; n_feature++) {
const Feature &feature = features[n_feature];
printf (" Feature %2d of %2d: %.4s; %d lookup(s)\n", n_feature+1, num_features,
(const char *)features.get_tag(n_feature),
(int)feature.lookupCount);
}
const LookupList &lookups = *g.get_lookup_list();
int num_lookups = lookups.get_len ();
printf (" %d lookup(s) found in table\n", num_lookups);
for (int n_lookup = 0; n_lookup < num_lookups; n_lookup++) {
const Lookup &lookup = lookups[n_lookup];
printf (" Lookup %2d of %2d: type %d, flags %04x\n", n_lookup+1, num_lookups,
(int)lookup.lookupType, (unsigned int)lookup.lookupFlag);
}
}
}
}
return 0;
}