diff options
Diffstat (limited to 'src/platformsupport')
| -rw-r--r-- | src/platformsupport/fontdatabases/fontconfig/qfontconfigdatabase.cpp | 69 |
1 files changed, 52 insertions, 17 deletions
diff --git a/src/platformsupport/fontdatabases/fontconfig/qfontconfigdatabase.cpp b/src/platformsupport/fontdatabases/fontconfig/qfontconfigdatabase.cpp index 7b5f882982..13a4c13099 100644 --- a/src/platformsupport/fontdatabases/fontconfig/qfontconfigdatabase.cpp +++ b/src/platformsupport/fontdatabases/fontconfig/qfontconfigdatabase.cpp @@ -516,7 +516,7 @@ QFontEngineMulti *QFontconfigDatabase::fontEngineMulti(QFontEngine *fontEngine, } namespace { -QFontEngine::HintStyle defaultHintStyleFromMatch(QFont::HintingPreference hintingPreference, FcPattern *match) +QFontEngine::HintStyle defaultHintStyleFromMatch(QFont::HintingPreference hintingPreference, FcPattern *match, bool useXftConf) { switch (hintingPreference) { case QFont::PreferNoHinting: @@ -529,8 +529,7 @@ QFontEngine::HintStyle defaultHintStyleFromMatch(QFont::HintingPreference hintin break; } - const QPlatformServices *services = QGuiApplicationPrivate::platformIntegration()->services(); - if (services && (services->desktopEnvironment() == "GNOME" || services->desktopEnvironment() == "UNITY")) { + if (useXftConf) { void *hintStyleResource = QGuiApplication::platformNativeInterface()->nativeResourceForScreen("hintstyle", QGuiApplication::primaryScreen()); @@ -558,8 +557,17 @@ QFontEngine::HintStyle defaultHintStyleFromMatch(QFont::HintingPreference hintin return QFontEngine::HintFull; } -QFontEngine::SubpixelAntialiasingType subpixelTypeFromMatch(FcPattern *match) +QFontEngine::SubpixelAntialiasingType subpixelTypeFromMatch(FcPattern *match, bool useXftConf) { + if (useXftConf) { + void *subpixelTypeResource = + QGuiApplication::platformNativeInterface()->nativeResourceForScreen("subpixeltype", + QGuiApplication::primaryScreen()); + int subpixelType = int(reinterpret_cast<qintptr>(subpixelTypeResource)); + if (subpixelType > 0) + return QFontEngine::SubpixelAntialiasingType(subpixelType - 1); + } + int subpixel = FC_RGBA_UNKNOWN; FcPatternGetInteger(match, FC_RGBA, 0, &subpixel); @@ -596,8 +604,22 @@ QFontEngine *QFontconfigDatabase::fontEngine(const QFontDef &f, void *usrPtr) fid.index = fontfile->indexValue; bool antialias = !(fontDef.styleStrategy & QFont::NoAntialias); + bool forcedAntialiasSetting = !antialias; engine = new QFontEngineFT(fontDef); + const QPlatformServices *services = QGuiApplicationPrivate::platformIntegration()->services(); + bool useXftConf = (services && (services->desktopEnvironment() == "GNOME" || services->desktopEnvironment() == "UNITY")); + if (useXftConf) { + void *antialiasResource = + QGuiApplication::platformNativeInterface()->nativeResourceForScreen("antialiasingEnabled", + QGuiApplication::primaryScreen()); + int antialiasingEnabled = int(reinterpret_cast<qintptr>(antialiasResource)); + if (antialiasingEnabled > 0) { + antialias = antialiasingEnabled - 1; + forcedAntialiasSetting = true; + } + } + QFontEngine::GlyphFormat format; // try and get the pattern FcPattern *pattern = FcPatternCreate(); @@ -622,7 +644,7 @@ QFontEngine *QFontconfigDatabase::fontEngine(const QFontDef &f, void *usrPtr) FcPattern *match = FcFontMatch(0, pattern, &result); if (match) { - engine->setDefaultHintStyle(defaultHintStyleFromMatch((QFont::HintingPreference)f.hintingPreference, match)); + engine->setDefaultHintStyle(defaultHintStyleFromMatch((QFont::HintingPreference)f.hintingPreference, match, useXftConf)); FcBool fc_autohint; if (FcPatternGetBool(match, FC_AUTOHINT,0, &fc_autohint) == FcResultMatch) @@ -634,18 +656,16 @@ QFontEngine *QFontconfigDatabase::fontEngine(const QFontDef &f, void *usrPtr) engine->lcdFilterType = lcdFilter; #endif - if (antialias) { - // If antialiasing is not fully disabled, fontconfig may still disable it on a font match basis. + if (!forcedAntialiasSetting) { FcBool fc_antialias; - if (FcPatternGetBool(match, FC_ANTIALIAS,0, &fc_antialias) != FcResultMatch) - fc_antialias = true; - antialias = fc_antialias; + if (FcPatternGetBool(match, FC_ANTIALIAS,0, &fc_antialias) == FcResultMatch) + antialias = fc_antialias; } if (antialias) { QFontEngine::SubpixelAntialiasingType subpixelType = QFontEngine::Subpixel_None; if (!(f.styleStrategy & QFont::NoSubpixelAntialias)) - subpixelType = subpixelTypeFromMatch(match); + subpixelType = subpixelTypeFromMatch(match, useXftConf); engine->subpixelType = subpixelType; format = (subpixelType == QFontEngine::Subpixel_None) @@ -676,6 +696,20 @@ QFontEngine *QFontconfigDatabase::fontEngine(const QByteArray &fontData, qreal p QFontDef fontDef = engine->fontDef; + bool forcedAntialiasSetting = false; + const QPlatformServices *services = QGuiApplicationPrivate::platformIntegration()->services(); + bool useXftConf = (services && (services->desktopEnvironment() == "GNOME" || services->desktopEnvironment() == "UNITY")); + if (useXftConf) { + void *antialiasResource = + QGuiApplication::platformNativeInterface()->nativeResourceForScreen("antialiasingEnabled", + QGuiApplication::primaryScreen()); + int antialiasingEnabled = int(reinterpret_cast<qintptr>(antialiasResource)); + if (antialiasingEnabled > 0) { + engine->antialias = antialiasingEnabled - 1; + forcedAntialiasSetting = true; + } + } + QFontEngine::GlyphFormat format; // try and get the pattern FcPattern *pattern = FcPatternCreate(); @@ -693,7 +727,7 @@ QFontEngine *QFontconfigDatabase::fontEngine(const QByteArray &fontData, qreal p FcPattern *match = FcFontMatch(0, pattern, &result); if (match) { - engine->setDefaultHintStyle(defaultHintStyleFromMatch(hintingPreference, match)); + engine->setDefaultHintStyle(defaultHintStyleFromMatch(hintingPreference, match, useXftConf)); FcBool fc_autohint; if (FcPatternGetBool(match, FC_AUTOHINT,0, &fc_autohint) == FcResultMatch) @@ -705,13 +739,14 @@ QFontEngine *QFontconfigDatabase::fontEngine(const QByteArray &fontData, qreal p engine->lcdFilterType = lcdFilter; #endif - FcBool fc_antialias; - if (FcPatternGetBool(match, FC_ANTIALIAS,0, &fc_antialias) != FcResultMatch) - fc_antialias = true; - engine->antialias = fc_antialias; + if (!forcedAntialiasSetting) { + FcBool fc_antialias; + if (FcPatternGetBool(match, FC_ANTIALIAS,0, &fc_antialias) == FcResultMatch) + engine->antialias = fc_antialias; + } if (engine->antialias) { - QFontEngine::SubpixelAntialiasingType subpixelType = subpixelTypeFromMatch(match); + QFontEngine::SubpixelAntialiasingType subpixelType = subpixelTypeFromMatch(match, useXftConf); engine->subpixelType = subpixelType; format = subpixelType == QFontEngine::Subpixel_None |