+
+ if (!fc_config) {
+ fc_config = FcConfigCreate ();
+ }
+
+ boost::filesystem::path font_file;
+ try {
+ font_file = shared_path () / "LiberationSans-Regular.ttf";
+ } catch (boost::filesystem::filesystem_error& e) {
+ /* Hack: try the debian/ubuntu location if getting the shared path failed */
+ font_file = "/usr/share/fonts/truetype/liberation/LiberationSans-Regular.ttf";
+ }
+
+ BOOST_FOREACH (shared_ptr<Font> i, fonts) {
+ if (i->id() == subtitle.font() && i->file ()) {
+ font_file = i->file().get ();
+ }
+ }
+
+ list<pair<boost::filesystem::path, string> >::const_iterator existing = fc_config_fonts.begin ();
+ while (existing != fc_config_fonts.end() && existing->first != font_file) {
+ ++existing;
+ }
+
+ string font_name;
+ if (existing != fc_config_fonts.end ()) {
+ font_name = existing->second;
+ } else {
+ /* Make this font available to DCP-o-matic */
+ FcConfigAppFontAddFile (fc_config, reinterpret_cast<FcChar8 const *> (font_file.string().c_str ()));
+
+ FcPattern* pattern = FcPatternBuild (0, FC_FILE, FcTypeString, font_file.string().c_str(), static_cast<char *> (0));
+ FcObjectSet* object_set = FcObjectSetBuild (FC_FAMILY, FC_STYLE, FC_LANG, FC_FILE, static_cast<char *> (0));
+ FcFontSet* font_set = FcFontList (fc_config, pattern, object_set);
+ if (font_set) {
+ for (int i = 0; i < font_set->nfont; ++i) {
+ FcPattern* font = font_set->fonts[i];
+ FcChar8* file;
+ FcChar8* family;
+ FcChar8* style;
+ if (
+ FcPatternGetString (font, FC_FILE, 0, &file) == FcResultMatch &&
+ FcPatternGetString (font, FC_FAMILY, 0, &family) == FcResultMatch &&
+ FcPatternGetString (font, FC_STYLE, 0, &style) == FcResultMatch
+ ) {
+ font_name = reinterpret_cast<char const *> (family);
+ }
+ }
+
+ FcFontSetDestroy (font_set);
+ }
+
+ FcObjectSetDestroy (object_set);
+ FcPatternDestroy (pattern);
+
+ fc_config_fonts.push_back (make_pair (font_file, font_name));
+ }
+
+ FcConfigSetCurrent (fc_config);
+