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@ -290,6 +290,7 @@ err1:
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struct EFCParam {
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FreeTypeSettings *settings;
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LOCALESIGNATURE locale;
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SetFallbackFontCallback *callback;
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};
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static int CALLBACK EnumFontCallback(const ENUMLOGFONTEX *logfont, const NEWTEXTMETRICEX *metric, DWORD type, LPARAM lParam)
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@ -346,14 +347,15 @@ static int CALLBACK EnumFontCallback(const ENUMLOGFONTEX *logfont, const NEWTEXT
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if (!found) return 1;
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DEBUG(freetype, 1, "Fallback font: %s (%s)", font_name, english_name);
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strecpy(info->settings->small_font, font_name, lastof(info->settings->small_font));
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strecpy(info->settings->medium_font, font_name, lastof(info->settings->medium_font));
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strecpy(info->settings->large_font, font_name, lastof(info->settings->large_font));
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if (info->callback(NULL)) return 1;
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DEBUG(freetype, 1, "Fallback font: %s (%s)", font_name, english_name);
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return 0; // stop enumerating
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}
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bool SetFallbackFont(FreeTypeSettings *settings, const char *language_isocode, int winlangid, const char *str)
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bool SetFallbackFont(FreeTypeSettings *settings, const char *language_isocode, int winlangid, SetFallbackFontCallback *callback)
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{
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DEBUG(freetype, 1, "Trying fallback fonts");
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EFCParam langInfo;
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@ -363,6 +365,7 @@ bool SetFallbackFont(FreeTypeSettings *settings, const char *language_isocode, i
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return false;
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}
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langInfo.settings = settings;
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langInfo.callback = callback;
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LOGFONT font;
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/* Enumerate all fonts. */
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@ -426,10 +429,13 @@ FT_Error GetFontByFaceName(const char *font_name, FT_Face *face)
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return err;
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}
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bool SetFallbackFont(FreeTypeSettings *settings, const char *language_isocode, int winlangid, const char *str)
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bool SetFallbackFont(FreeTypeSettings *settings, const char *language_isocode, int winlangid, SetFallbackFontCallback *callback)
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{
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const char *str;
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bool result = false;
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callback(&str);
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#if (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5)
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if (MacOSVersionIsAtLeast(10, 5, 0)) {
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/* Determine fallback font using CoreText. This uses the language isocode
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@ -604,6 +610,7 @@ bool SetFallbackFont(FreeTypeSettings *settings, const char *language_isocode, i
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}
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}
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callback(NULL);
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return result;
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}
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@ -677,7 +684,7 @@ static FT_Error GetFontByFaceName(const char *font_name, FT_Face *face)
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return err;
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}
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bool SetFallbackFont(FreeTypeSettings *settings, const char *language_isocode, int winlangid, const char *str)
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bool SetFallbackFont(FreeTypeSettings *settings, const char *language_isocode, int winlangid, SetFallbackFontCallback *callback)
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{
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if (!FcInit()) return false;
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@ -687,63 +694,55 @@ bool SetFallbackFont(FreeTypeSettings *settings, const char *language_isocode, i
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* before the _ of e.g. en_GB is used, so "remove" everything after
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* the _. */
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char lang[16];
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strecpy(lang, language_isocode, lastof(lang));
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seprintf(lang, lastof(lang), ":lang=%s", language_isocode);
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char *split = strchr(lang, '_');
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if (split != NULL) *split = '\0';
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FcPattern *pat;
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FcPattern *match;
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FcResult result;
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FcChar8 *file;
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FcFontSet *fs;
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FcValue val;
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val.type = FcTypeString;
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val.u.s = (FcChar8*)lang;
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/* First create a pattern to match the wanted language */
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pat = FcPatternCreate();
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/* And fill it with the language and other defaults */
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if (pat == NULL ||
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!FcPatternAdd(pat, "lang", val, false) ||
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!FcConfigSubstitute(0, pat, FcMatchPattern)) {
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goto error_pattern;
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}
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FcDefaultSubstitute(pat);
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/* First create a pattern to match the wanted language. */
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FcPattern *pat = FcNameParse((FcChar8*)lang);
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/* We only want to know the filename. */
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FcObjectSet *os = FcObjectSetBuild(FC_FILE, NULL);
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/* Get the list of filenames matching the wanted language. */
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FcFontSet *fs = FcFontList(NULL, pat, os);
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/* We don't need these anymore. */
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FcObjectSetDestroy(os);
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FcPatternDestroy(pat);
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if (fs != NULL) {
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for (int i = 0; i < fs->nfont; i++) {
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FcPattern *font = fs->fonts[i];
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FcChar8 *file = NULL;
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FcResult res = FcPatternGetString(font, FC_FILE, 0, &file);
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if (res != FcResultMatch || file == NULL) {
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continue;
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}
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/* Then create a font set and match that */
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match = FcFontMatch(0, pat, &result);
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strecpy(settings->small_font, (const char*)file, lastof(settings->small_font));
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strecpy(settings->medium_font, (const char*)file, lastof(settings->medium_font));
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strecpy(settings->large_font, (const char*)file, lastof(settings->large_font));
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if (match == NULL) {
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goto error_pattern;
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}
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bool missing = callback(NULL);
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DEBUG(freetype, 1, "Font \"%s\" misses%s glyphs", file, missing ? "" : " no");
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/* Find all fonts that do match */
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fs = FcFontSetCreate();
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FcFontSetAdd(fs, match);
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if (!missing) {
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ret = true;
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break;
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}
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}
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/* And take the first, if it exists */
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if (fs->nfont <= 0 || FcPatternGetString(fs->fonts[0], FC_FILE, 0, &file)) {
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goto error_fontset;
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/* Clean up the list of filenames. */
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FcFontSetDestroy(fs);
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}
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strecpy(settings->small_font, (const char*)file, lastof(settings->small_font));
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strecpy(settings->medium_font, (const char*)file, lastof(settings->medium_font));
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strecpy(settings->large_font, (const char*)file, lastof(settings->large_font));
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ret = true;
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error_fontset:
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FcFontSetDestroy(fs);
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error_pattern:
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if (pat != NULL) FcPatternDestroy(pat);
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FcFini();
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return ret;
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}
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#else /* without WITH_FONTCONFIG */
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FT_Error GetFontByFaceName(const char *font_name, FT_Face *face) {return FT_Err_Cannot_Open_Resource;}
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bool SetFallbackFont(FreeTypeSettings *settings, const char *language_isocode, int winlangid, const char *str) { return false; }
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bool SetFallbackFont(FreeTypeSettings *settings, const char *language_isocode, int winlangid, SetFallbackFontCallback *callback) { return false }
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#endif /* WITH_FONTCONFIG */
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static void SetFontGeometry(FT_Face face, FontSize size, int pixels)
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@ -891,6 +890,7 @@ static FT_Face GetFontFace(FontSize size)
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struct GlyphEntry {
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Sprite *sprite;
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byte width;
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bool duplicate;
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};
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@ -918,6 +918,7 @@ static void ResetGlyphCache()
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if (_glyph_ptr[i][j] == NULL) continue;
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for (int k = 0; k < 256; k++) {
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if (_glyph_ptr[i][j][k].duplicate) continue;
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free(_glyph_ptr[i][j][k].sprite);
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}
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@ -937,7 +938,7 @@ static GlyphEntry *GetGlyphPtr(FontSize size, WChar key)
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}
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static void SetGlyphPtr(FontSize size, WChar key, const GlyphEntry *glyph)
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static void SetGlyphPtr(FontSize size, WChar key, const GlyphEntry *glyph, bool duplicate = false)
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{
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if (_glyph_ptr[size] == NULL) {
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DEBUG(freetype, 3, "Allocating root glyph cache for size %u", size);
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@ -950,8 +951,9 @@ static void SetGlyphPtr(FontSize size, WChar key, const GlyphEntry *glyph)
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}
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DEBUG(freetype, 4, "Set glyph for unicode character 0x%04X, size %u", key, size);
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_glyph_ptr[size][GB(key, 8, 8)][GB(key, 0, 8)].sprite = glyph->sprite;
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_glyph_ptr[size][GB(key, 8, 8)][GB(key, 0, 8)].width = glyph->width;
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_glyph_ptr[size][GB(key, 8, 8)][GB(key, 0, 8)].sprite = glyph->sprite;
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_glyph_ptr[size][GB(key, 8, 8)][GB(key, 0, 8)].width = glyph->width;
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_glyph_ptr[size][GB(key, 8, 8)][GB(key, 0, 8)].duplicate = duplicate;
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}
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static void *AllocateFont(size_t size)
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@ -1004,7 +1006,14 @@ const Sprite *GetGlyph(FontSize size, WChar key)
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bool aa = GetFontAAState(size);
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FT_Load_Char(face, key, FT_LOAD_DEFAULT);
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FT_UInt glyph_index = FT_Get_Char_Index(face, key);
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if (glyph_index == 0) {
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GetGlyph(size, '?');
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glyph = GetGlyphPtr(size, '?');
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SetGlyphPtr(size, key, glyph, true);
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return glyph->sprite;
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}
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FT_Load_Glyph(face, glyph_index, FT_LOAD_DEFAULT);
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FT_Render_Glyph(face->glyph, aa ? FT_RENDER_MODE_NORMAL : FT_RENDER_MODE_MONO);
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/* Despite requesting a normal glyph, FreeType may have returned a bitmap */
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