diff options
Diffstat (limited to 'src/gui/text/qfontdatabase_x11.cpp')
| -rw-r--r-- | src/gui/text/qfontdatabase_x11.cpp | 186 |
1 files changed, 116 insertions, 70 deletions
diff --git a/src/gui/text/qfontdatabase_x11.cpp b/src/gui/text/qfontdatabase_x11.cpp index 70f72eb..922a97f 100644 --- a/src/gui/text/qfontdatabase_x11.cpp +++ b/src/gui/text/qfontdatabase_x11.cpp @@ -680,7 +680,7 @@ static void loadXlfds(const char *reqFamily, int encoding_id) family->fontFileIndex = -1; family->symbol_checked = true; QtFontFoundry *foundry = family->foundry(QLatin1String(foundryName), true); - QtFontStyle *style = foundry->style(styleKey, true); + QtFontStyle *style = foundry->style(styleKey, QString(), true); delete [] style->weightName; style->weightName = qstrdup(tokens[Weight]); @@ -746,6 +746,7 @@ QFontDef qt_FcPatternToQFontDef(FcPattern *pattern, const QFontDef &request) QFontDef fontDef; fontDef.styleStrategy = request.styleStrategy; + fontDef.hintingPreference = request.hintingPreference; FcChar8 *value = 0; if (FcPatternGetString(pattern, FC_FAMILY, 0, &value) == FcResultMatch) { fontDef.family = QString::fromUtf8(reinterpret_cast<const char *>(value)); @@ -1018,6 +1019,13 @@ static void loadFontConfig() QFontDatabasePrivate *db = privateDb(); FcFontSet *fonts; + FcPattern *pattern = FcPatternCreate(); + FcDefaultSubstitute(pattern); + FcChar8 *lang = 0; + if (FcPatternGetString(pattern, FC_LANG, 0, &lang) == FcResultMatch) + db->systemLang = QString::fromUtf8((const char *) lang); + FcPatternDestroy(pattern); + QString familyName; FcChar8 *value = 0; int weight_value; @@ -1026,13 +1034,14 @@ static void loadFontConfig() FcChar8 *file_value; int index_value; FcChar8 *foundry_value; + FcChar8 *style_value; FcBool scalable; { FcObjectSet *os = FcObjectSetCreate(); FcPattern *pattern = FcPatternCreate(); const char *properties [] = { - FC_FAMILY, FC_WEIGHT, FC_SLANT, + FC_FAMILY, FC_STYLE, FC_WEIGHT, FC_SLANT, FC_SPACING, FC_FILE, FC_INDEX, FC_LANG, FC_CHARSET, FC_FOUNDRY, FC_SCALABLE, FC_PIXEL_SIZE, FC_WEIGHT, FC_WIDTH, @@ -1077,6 +1086,8 @@ static void loadFontConfig() scalable = FcTrue; if (FcPatternGetString(fonts->fonts[i], FC_FOUNDRY, 0, &foundry_value) != FcResultMatch) foundry_value = 0; + if (FcPatternGetString(fonts->fonts[i], FC_STYLE, 0, &style_value) != FcResultMatch) + style_value = 0; QtFontFamily *family = db->family(familyName, true); FcLangSet *langset = 0; @@ -1134,6 +1145,7 @@ static void loadFontConfig() family->fontFileIndex = index_value; QtFontStyle::Key styleKey; + QString styleName = style_value ? QString::fromUtf8((const char *) style_value) : QString(); styleKey.style = (slant_value == FC_SLANT_ITALIC) ? QFont::StyleItalic : ((slant_value == FC_SLANT_OBLIQUE) @@ -1148,7 +1160,7 @@ static void loadFontConfig() QtFontFoundry *foundry = family->foundry(foundry_value ? QString::fromUtf8((const char *)foundry_value) : QString(), true); - QtFontStyle *style = foundry->style(styleKey, true); + QtFontStyle *style = foundry->style(styleKey, styleName, true); if (spacing_value < FC_MONO) family->fixedPitch = false; @@ -1200,7 +1212,7 @@ static void loadFontConfig() for (int i = 0; i < 4; ++i) { styleKey.style = (i%2) ? QFont::StyleNormal : QFont::StyleItalic; styleKey.weight = (i > 1) ? QFont::Bold : QFont::Normal; - QtFontStyle *style = foundry->style(styleKey, true); + QtFontStyle *style = foundry->style(styleKey, QString(), true); style->smoothScalable = true; QtFontSize *size = style->pixelSize(SMOOTH_SCALABLE, true); QtFontEncoding *enc = size->encodingID(-1, 0, 0, 0, 0, true); @@ -1348,7 +1360,7 @@ static void initializeDb() if (equiv) continue; // let's fake one... - equiv = foundry->style(key, true); + equiv = foundry->style(key, QString(), true); equiv->smoothScalable = true; QtFontSize *equiv_size = equiv->pixelSize(SMOOTH_SCALABLE, true); @@ -1444,6 +1456,35 @@ static const char *styleHint(const QFontDef &request) void qt_addPatternProps(FcPattern *pattern, int screen, int script, const QFontDef &request) { + double size_value = qMax(qreal(1.), request.pixelSize); + FcPatternDel(pattern, FC_PIXEL_SIZE); + FcPatternAddDouble(pattern, FC_PIXEL_SIZE, size_value); + + if (X11->display && QX11Info::appDepth(screen) <= 8) { + FcPatternDel(pattern, FC_ANTIALIAS); + // can't do antialiasing on 8bpp + FcPatternAddBool(pattern, FC_ANTIALIAS, false); + } else if (request.styleStrategy & (QFont::PreferAntialias|QFont::NoAntialias)) { + FcPatternDel(pattern, FC_ANTIALIAS); + FcPatternAddBool(pattern, FC_ANTIALIAS, + !(request.styleStrategy & QFont::NoAntialias)); + } + + if (script != QUnicodeTables::Common && *specialLanguages[script] != '\0') { + Q_ASSERT(script < QUnicodeTables::ScriptCount); + FcLangSet *ls = FcLangSetCreate(); + FcLangSetAdd(ls, (const FcChar8*)specialLanguages[script]); + FcPatternDel(pattern, FC_LANG); + FcPatternAddLangSet(pattern, FC_LANG, ls); + FcLangSetDestroy(ls); + } + + if (!request.styleName.isEmpty()) { + QByteArray cs = request.styleName.toUtf8(); + FcPatternAddString(pattern, FC_STYLE, (const FcChar8 *) cs.constData()); + return; + } + int weight_value = FC_WEIGHT_BLACK; if (request.weight == 0) weight_value = FC_WEIGHT_MEDIUM; @@ -1455,6 +1496,7 @@ void qt_addPatternProps(FcPattern *pattern, int screen, int script, const QFontD weight_value = FC_WEIGHT_DEMIBOLD; else if (request.weight < (QFont::Bold + QFont::Black) / 2) weight_value = FC_WEIGHT_BOLD; + FcPatternDel(pattern, FC_WEIGHT); FcPatternAddInteger(pattern, FC_WEIGHT, weight_value); int slant_value = FC_SLANT_ROMAN; @@ -1462,31 +1504,14 @@ void qt_addPatternProps(FcPattern *pattern, int screen, int script, const QFontD slant_value = FC_SLANT_ITALIC; else if (request.style == QFont::StyleOblique) slant_value = FC_SLANT_OBLIQUE; + FcPatternDel(pattern, FC_SLANT); FcPatternAddInteger(pattern, FC_SLANT, slant_value); - double size_value = qMax(qreal(1.), request.pixelSize); - FcPatternAddDouble(pattern, FC_PIXEL_SIZE, size_value); - int stretch = request.stretch; if (!stretch) stretch = 100; + FcPatternDel(pattern, FC_WIDTH); FcPatternAddInteger(pattern, FC_WIDTH, stretch); - - if (X11->display && QX11Info::appDepth(screen) <= 8) { - // can't do antialiasing on 8bpp - FcPatternAddBool(pattern, FC_ANTIALIAS, false); - } else if (request.styleStrategy & (QFont::PreferAntialias|QFont::NoAntialias)) { - FcPatternAddBool(pattern, FC_ANTIALIAS, - !(request.styleStrategy & QFont::NoAntialias)); - } - - if (script != QUnicodeTables::Common && *specialLanguages[script] != '\0') { - Q_ASSERT(script < QUnicodeTables::ScriptCount); - FcLangSet *ls = FcLangSetCreate(); - FcLangSetAdd(ls, (const FcChar8*)specialLanguages[script]); - FcPatternAddLangSet(pattern, FC_LANG, ls); - FcLangSetDestroy(ls); - } } static bool preferScalable(const QFontDef &request) @@ -1545,9 +1570,8 @@ static FcPattern *getFcPattern(const QFontPrivate *fp, int script, const QFontDe qt_addPatternProps(pattern, fp->screen, script, request); - FcDefaultSubstitute(pattern); FcConfigSubstitute(0, pattern, FcMatchPattern); - FcConfigSubstitute(0, pattern, FcMatchFont); + FcDefaultSubstitute(pattern); // these should only get added to the pattern _after_ substitution // append the default fallback font for the specified script @@ -1585,35 +1609,20 @@ static void FcFontSetRemove(FcFontSet *fs, int at) memmove(fs->fonts + at, fs->fonts + at + 1, len); } -static QFontEngine *tryPatternLoad(FcPattern *p, int screen, - const QFontDef &request, int script, FcPattern **matchedPattern = 0) +static QFontEngine *tryPatternLoad(FcPattern *match, int screen, + const QFontDef &request, int script) { #ifdef FONT_MATCH_DEBUG FcChar8 *fam; - FcPatternGetString(p, FC_FAMILY, 0, &fam); + FcPatternGetString(match, FC_FAMILY, 0, &fam); FM_DEBUG("==== trying %s\n", fam); #endif FM_DEBUG("passes charset test\n"); - FcPattern *pattern = FcPatternDuplicate(p); - // add properties back in as the font selected from the - // list doesn't contain them. - qt_addPatternProps(pattern, screen, script, request); - - FcConfigSubstitute(0, pattern, FcMatchPattern); - FcDefaultSubstitute(pattern); - FcResult res; - FcPattern *match = FcFontMatch(0, pattern, &res); - - if (matchedPattern) - *matchedPattern = 0; QFontEngineX11FT *engine = 0; if (!match) // probably no fonts available. goto done; - if (matchedPattern) - *matchedPattern = FcPatternDuplicate(match); - if (script != QUnicodeTables::Common) { // skip font if it doesn't support the language we want if (specialChars[script]) { @@ -1652,11 +1661,6 @@ static QFontEngine *tryPatternLoad(FcPattern *p, int screen, } } done: - FcPatternDestroy(pattern); - if (!engine && matchedPattern && *matchedPattern) { - FcPatternDestroy(*matchedPattern); - *matchedPattern = 0; - } return engine; } @@ -1705,14 +1709,26 @@ static QFontEngine *loadFc(const QFontPrivate *fp, int script, const QFontDef &r #endif QFontEngine *fe = 0; - FcPattern *matchedPattern = 0; - fe = tryPatternLoad(pattern, fp->screen, request, script, &matchedPattern); + FcResult res; + FcPattern *match = FcFontMatch(0, pattern, &res); + fe = tryPatternLoad(match, fp->screen, request, script); if (!fe) { FcFontSet *fs = qt_fontSetForPattern(pattern, request); + if (match) { + FcPatternDestroy(match); + match = 0; + } + if (fs) { - for (int i = 0; !fe && i < fs->nfont; ++i) - fe = tryPatternLoad(fs->fonts[i], fp->screen, request, script, &matchedPattern); + for (int i = 0; !fe && i < fs->nfont; ++i) { + match = FcFontRenderPrepare(NULL, pattern, fs->fonts[i]); + fe = tryPatternLoad(match, fp->screen, request, script); + if (fe) + break; + FcPatternDestroy(match); + match = 0; + } FcFontSetDestroy(fs); } FM_DEBUG("engine for script %d is %s\n", script, fe ? fe->fontDef.family.toLatin1().data(): "(null)"); @@ -1720,11 +1736,11 @@ static QFontEngine *loadFc(const QFontPrivate *fp, int script, const QFontDef &r if (fe && script == QUnicodeTables::Common && !(request.styleStrategy & QFont::NoFontMerging) && !fe->symbol) { - fe = new QFontEngineMultiFT(fe, matchedPattern, pattern, fp->screen, request); + fe = new QFontEngineMultiFT(fe, match, pattern, fp->screen, request); } else { FcPatternDestroy(pattern); - if (matchedPattern) - FcPatternDestroy(matchedPattern); + if (match) + FcPatternDestroy(match); } return fe; } @@ -1958,17 +1974,6 @@ void QFontDatabase::load(const QFontPrivate *d, int script) #ifndef QT_NO_FONTCONFIG } else if (X11->has_fontconfig) { fe = loadFc(d, script, req); - if (fe != 0 && fe->fontDef.pixelSize != req.pixelSize && mainThread && qt_is_gui_used) { - QFontEngine *xlfdFontEngine = loadXlfd(d->screen, script, req); - if (xlfdFontEngine->fontDef.family == fe->fontDef.family) { - delete fe; - fe = xlfdFontEngine; - } else { - delete xlfdFontEngine; - } - } - - #endif } else if (mainThread && qt_is_gui_used) { fe = loadXlfd(d->screen, script, req); @@ -1992,6 +1997,11 @@ void QFontDatabase::load(const QFontPrivate *d, int script) QFontCache::instance()->insertEngine(key, fe); } +// Needed for fontconfig version < 2.2.97 +#ifndef FC_FAMILYLANG +#define FC_FAMILYLANG "familylang" +#endif + static void registerFont(QFontDatabasePrivate::ApplicationFont *fnt) { #if defined(QT_NO_FONTCONFIG) @@ -2030,6 +2040,7 @@ static void registerFont(QFontDatabasePrivate::ApplicationFont *fnt) int count = 0; QStringList families; + QFontDatabasePrivate *db = privateDb(); FcPattern *pattern = 0; do { @@ -2039,10 +2050,22 @@ static void registerFont(QFontDatabasePrivate::ApplicationFont *fnt) return; FcPatternDel(pattern, FC_FILE); - FcPatternAddString(pattern, FC_FILE, (const FcChar8 *)fnt->fileName.toUtf8().constData()); + QByteArray cs = fnt->fileName.toUtf8(); + FcPatternAddString(pattern, FC_FILE, (const FcChar8 *) cs.constData()); - FcChar8 *fam = 0; - if (FcPatternGetString(pattern, FC_FAMILY, 0, &fam) == FcResultMatch) { + FcChar8 *fam = 0, *familylang = 0; + int i, n = 0; + for (i = 0; ; i++) { + if (FcPatternGetString(pattern, FC_FAMILYLANG, i, &familylang) != FcResultMatch) + break; + QString familyLang = QString::fromUtf8((const char *) familylang); + if (familyLang.compare(db->systemLang, Qt::CaseInsensitive) == 0) { + n = i; + break; + } + } + + if (FcPatternGetString(pattern, FC_FAMILY, n, &fam) == FcResultMatch) { QString family = QString::fromUtf8(reinterpret_cast<const char *>(fam)); families << family; } @@ -2105,4 +2128,27 @@ bool QFontDatabase::supportsThreadedFontRendering() #endif } +QString QFontDatabase::resolveFontFamilyAlias(const QString &family) +{ +#if defined(QT_NO_FONTCONFIG) + return family; +#else + FcPattern *pattern = FcPatternCreate(); + if (!pattern) + return family; + + QByteArray cs = family.toUtf8(); + FcPatternAddString(pattern, FC_FAMILY, (const FcChar8 *) cs.constData()); + FcConfigSubstitute(0, pattern, FcMatchPattern); + FcDefaultSubstitute(pattern); + + FcChar8 *familyAfterSubstitution; + FcPatternGetString(pattern, FC_FAMILY, 0, &familyAfterSubstitution); + QString resolved = QString::fromUtf8((const char *) familyAfterSubstitution); + FcPatternDestroy(pattern); + + return resolved; +#endif +} + QT_END_NAMESPACE |