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Diffstat (limited to 'src/gui/text/qplatformfontdatabase.h')
| -rw-r--r-- | src/gui/text/qplatformfontdatabase.h | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/src/gui/text/qplatformfontdatabase.h b/src/gui/text/qplatformfontdatabase.h new file mode 100644 index 0000000000..08faf8d84f --- /dev/null +++ b/src/gui/text/qplatformfontdatabase.h @@ -0,0 +1,131 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** This file is part of the QtGui module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** 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. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia 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. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QPLATFORMFONTDATABASE_QPA_H +#define QPLATFORMFONTDATABASE_QPA_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +#include <QtCore/qconfig.h> +#include <QtCore/QString> +#include <QtCore/QStringList> +#include <QtCore/QList> +#include <QtCore/QHash> +#include <QtGui/QFontDatabase> +#include <QtGui/private/qfont_p.h> + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + + +class QWritingSystemsPrivate; + +class Q_GUI_EXPORT QSupportedWritingSystems +{ +public: + + QSupportedWritingSystems(); + QSupportedWritingSystems(const QSupportedWritingSystems &other); + QSupportedWritingSystems &operator=(const QSupportedWritingSystems &other); + ~QSupportedWritingSystems(); + + void setSupported(QFontDatabase::WritingSystem, bool supported = true); + bool supported(QFontDatabase::WritingSystem) const; + +private: + void detach(); + + QWritingSystemsPrivate *d; + + friend Q_GUI_EXPORT bool operator==(const QSupportedWritingSystems &, const QSupportedWritingSystems &); + friend Q_GUI_EXPORT bool operator!=(const QSupportedWritingSystems &, const QSupportedWritingSystems &); +}; + +Q_GUI_EXPORT bool operator==(const QSupportedWritingSystems &, const QSupportedWritingSystems &); +Q_GUI_EXPORT bool operator!=(const QSupportedWritingSystems &, const QSupportedWritingSystems &); + +class QFontRequestPrivate; +class QFontEngineMulti; + +class Q_GUI_EXPORT QPlatformFontDatabase +{ +public: + virtual ~QPlatformFontDatabase(); + virtual void populateFontDatabase(); + virtual QFontEngineMulti *fontEngineMulti(QFontEngine *fontEngine, QUnicodeTables::Script script); + virtual QFontEngine *fontEngine(const QFontDef &fontDef, QUnicodeTables::Script script, void *handle); + virtual QStringList fallbacksForFamily(const QString family, const QFont::Style &style, const QFont::StyleHint &styleHint, const QUnicodeTables::Script &script) const; + virtual QStringList addApplicationFont(const QByteArray &fontData, const QString &fileName); + virtual void releaseHandle(void *handle); + + virtual QFontEngine *fontEngine(const QByteArray &fontData, qreal pixelSize, QFont::HintingPreference hintingPreference); + + virtual QString fontDir() const; + + virtual QFont defaultFont() const; + + virtual QString resolveFontFamilyAlias(const QString &family) const; + virtual bool fontsAlwaysScalable() const; + virtual QList<int> standardSizes() const; + + //callback + static void registerQPF2Font(const QByteArray &dataArray, void *handle); + static void registerFont(const QString &familyname, const QString &foundryname, QFont::Weight weight, + QFont::Style style, QFont::Stretch stretch, bool antialiased, + bool scalable, int pixelSize, bool fixedPitch, + const QSupportedWritingSystems &writingSystems, void *handle); +}; + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif // QPLATFORMFONTDATABASE_QPA_H |