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-rw-r--r--src/platformsupport/fontdatabases/fontconfig/qfontconfigdatabase.cpp174
1 files changed, 111 insertions, 63 deletions
diff --git a/src/platformsupport/fontdatabases/fontconfig/qfontconfigdatabase.cpp b/src/platformsupport/fontdatabases/fontconfig/qfontconfigdatabase.cpp
index b8da9726d5..62dc9a9c6b 100644
--- a/src/platformsupport/fontdatabases/fontconfig/qfontconfigdatabase.cpp
+++ b/src/platformsupport/fontdatabases/fontconfig/qfontconfigdatabase.cpp
@@ -1,40 +1,32 @@
/****************************************************************************
**
-** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
+** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the plugins of the Qt Toolkit.
**
-** $QT_BEGIN_LICENSE:LGPL$
+** $QT_BEGIN_LICENSE:LGPL21$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
-** a written agreement between you and Digia. For licensing terms and
-** conditions see http://qt.digia.com/licensing. For further information
+** a written agreement between you and Digia. For licensing terms and
+** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
-** General Public License version 2.1 as published by the Free Software
-** Foundation and appearing in the file LICENSE.LGPL included in the
-** packaging of this file. Please review the following information to
-** ensure the GNU Lesser General Public License version 2.1 requirements
-** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+** General Public License version 2.1 or version 3 as published by the Free
+** Software Foundation and appearing in the file LICENSE.LGPLv21 and
+** LICENSE.LGPLv3 included in the packaging of this file. Please review the
+** following information to ensure the GNU Lesser General Public License
+** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
-** rights. These rights are described in the Digia Qt LGPL Exception
+** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3.0 as published by the Free Software
-** Foundation and appearing in the file LICENSE.GPL included in the
-** packaging of this file. Please review the following information to
-** ensure the GNU General Public License version 3.0 requirements will be
-** met: http://www.gnu.org/copyleft/gpl.html.
-**
-**
** $QT_END_LICENSE$
**
****************************************************************************/
@@ -51,7 +43,6 @@
#include <qpa/qplatformservices.h>
#include <QtGui/private/qfontengine_ft_p.h>
-#include <QtGui/private/qfontengine_qpa_p.h>
#include <QtGui/private/qguiapplication_p.h>
#include <QtGui/qguiapplication.h>
@@ -517,21 +508,20 @@ QFontEngineMulti *QFontconfigDatabase::fontEngineMulti(QFontEngine *fontEngine,
}
namespace {
-QFontEngineFT::HintStyle defaultHintStyleFromMatch(QFont::HintingPreference hintingPreference, FcPattern *match)
+QFontEngine::HintStyle defaultHintStyleFromMatch(QFont::HintingPreference hintingPreference, FcPattern *match, bool useXftConf)
{
switch (hintingPreference) {
case QFont::PreferNoHinting:
- return QFontEngineFT::HintNone;
+ return QFontEngine::HintNone;
case QFont::PreferVerticalHinting:
- return QFontEngineFT::HintLight;
+ return QFontEngine::HintLight;
case QFont::PreferFullHinting:
- return QFontEngineFT::HintFull;
+ return QFontEngine::HintFull;
case QFont::PreferDefaultHinting:
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());
@@ -545,42 +535,51 @@ QFontEngineFT::HintStyle defaultHintStyleFromMatch(QFont::HintingPreference hint
hint_style = FC_HINT_FULL;
switch (hint_style) {
case FC_HINT_NONE:
- return QFontEngineFT::HintNone;
+ return QFontEngine::HintNone;
case FC_HINT_SLIGHT:
- return QFontEngineFT::HintLight;
+ return QFontEngine::HintLight;
case FC_HINT_MEDIUM:
- return QFontEngineFT::HintMedium;
+ return QFontEngine::HintMedium;
case FC_HINT_FULL:
- return QFontEngineFT::HintFull;
+ return QFontEngine::HintFull;
default:
Q_UNREACHABLE();
break;
}
- return QFontEngineFT::HintFull;
+ return QFontEngine::HintFull;
}
-QFontEngineFT::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);
switch (subpixel) {
case FC_RGBA_UNKNOWN:
case FC_RGBA_NONE:
- return QFontEngineFT::Subpixel_None;
+ return QFontEngine::Subpixel_None;
case FC_RGBA_RGB:
- return QFontEngineFT::Subpixel_RGB;
+ return QFontEngine::Subpixel_RGB;
case FC_RGBA_BGR:
- return QFontEngineFT::Subpixel_BGR;
+ return QFontEngine::Subpixel_BGR;
case FC_RGBA_VRGB:
- return QFontEngineFT::Subpixel_VRGB;
+ return QFontEngine::Subpixel_VRGB;
case FC_RGBA_VBGR:
- return QFontEngineFT::Subpixel_VBGR;
+ return QFontEngine::Subpixel_VBGR;
default:
Q_UNREACHABLE();
break;
}
- return QFontEngineFT::Subpixel_None;
+ return QFontEngine::Subpixel_None;
}
} // namespace
@@ -597,9 +596,23 @@ 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);
- QFontEngineFT::GlyphFormat format;
+ 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();
@@ -623,29 +636,39 @@ 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));
- if (antialias) {
- // If antialiasing is not fully disabled, fontconfig may still disable it on a font match basis.
+ FcBool fc_autohint;
+ if (FcPatternGetBool(match, FC_AUTOHINT,0, &fc_autohint) == FcResultMatch)
+ engine->forceAutoHint = fc_autohint;
+
+#if defined(FT_LCD_FILTER_H)
+ int lcdFilter;
+ if (FcPatternGetInteger(match, FC_LCD_FILTER, 0, &lcdFilter) == FcResultMatch)
+ engine->lcdFilterType = lcdFilter;
+#endif
+
+ 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) {
- QFontEngineFT::SubpixelAntialiasingType subpixelType = subpixelTypeFromMatch(match);
+ QFontEngine::SubpixelAntialiasingType subpixelType = QFontEngine::Subpixel_None;
+ if (!(f.styleStrategy & QFont::NoSubpixelAntialias))
+ subpixelType = subpixelTypeFromMatch(match, useXftConf);
engine->subpixelType = subpixelType;
- format = (subpixelType == QFontEngineFT::Subpixel_None)
- ? QFontEngineFT::Format_A8
- : QFontEngineFT::Format_A32;
+ format = (subpixelType == QFontEngine::Subpixel_None)
+ ? QFontEngine::Format_A8
+ : QFontEngine::Format_A32;
} else
- format = QFontEngineFT::Format_Mono;
+ format = QFontEngine::Format_Mono;
FcPatternDestroy(match);
} else
- format = antialias ? QFontEngineFT::Format_A8 : QFontEngineFT::Format_Mono;
+ format = antialias ? QFontEngine::Format_A8 : QFontEngine::Format_Mono;
FcPatternDestroy(pattern);
@@ -665,7 +688,21 @@ QFontEngine *QFontconfigDatabase::fontEngine(const QByteArray &fontData, qreal p
QFontDef fontDef = engine->fontDef;
- QFontEngineFT::GlyphFormat format;
+ 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();
@@ -682,25 +719,36 @@ 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)
+ engine->forceAutoHint = fc_autohint;
+
+#if defined(FT_LCD_FILTER_H)
+ int lcdFilter;
+ if (FcPatternGetInteger(match, FC_LCD_FILTER, 0, &lcdFilter) == FcResultMatch)
+ 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) {
- QFontEngineFT::SubpixelAntialiasingType subpixelType = subpixelTypeFromMatch(match);
+ QFontEngine::SubpixelAntialiasingType subpixelType = subpixelTypeFromMatch(match, useXftConf);
engine->subpixelType = subpixelType;
- format = subpixelType == QFontEngineFT::Subpixel_None
- ? QFontEngineFT::Format_A8
- : QFontEngineFT::Format_A32;
+ format = subpixelType == QFontEngine::Subpixel_None
+ ? QFontEngine::Format_A8
+ : QFontEngine::Format_A32;
} else
- format = QFontEngineFT::Format_Mono;
+ format = QFontEngine::Format_Mono;
FcPatternDestroy(match);
} else
- format = QFontEngineFT::Format_A8;
+ format = QFontEngine::Format_A8;
FcPatternDestroy(pattern);
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-08 11:59:13 +0000