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Diffstat (limited to 'src/plugins/platforms/windows/qwindowsfontdatabase.h')
-rw-r--r-- | src/plugins/platforms/windows/qwindowsfontdatabase.h | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/src/plugins/platforms/windows/qwindowsfontdatabase.h b/src/plugins/platforms/windows/qwindowsfontdatabase.h new file mode 100644 index 0000000000..a80482f6e2 --- /dev/null +++ b/src/plugins/platforms/windows/qwindowsfontdatabase.h @@ -0,0 +1,107 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (info@qt.nokia.com) +** +** This file is part of the plugins 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 QWINDOWSFONTDATABASE_H +#define QWINDOWSFONTDATABASE_H + +#include <QtGui/QPlatformFontDatabase> +#include <QtCore/QSharedPointer> +#include "qtwindows_additional.h" + +QT_BEGIN_NAMESPACE + +#if !defined(QT_NO_DIRECTWRITE) + struct IDWriteFactory; + struct IDWriteGdiInterop; +#endif + +class QWindowsFontEngineData +{ + Q_DISABLE_COPY(QWindowsFontEngineData) +public: + QWindowsFontEngineData(); + ~QWindowsFontEngineData(); + + uint pow_gamma[256]; + + bool clearTypeEnabled; + qreal fontSmoothingGamma; + HDC hdc; +#if !defined(QT_NO_DIRECTWRITE) + IDWriteFactory *directWriteFactory; + IDWriteGdiInterop *directWriteGdiInterop; +#endif +}; + +class QWindowsFontDatabase : public QPlatformFontDatabase +{ +public: + QWindowsFontDatabase(); + ~QWindowsFontDatabase(); + + virtual void populateFontDatabase(); + virtual QFontEngine *fontEngine(const QFontDef &fontDef, QUnicodeTables::Script script, void *handle); + virtual QFontEngine *fontEngine(const QByteArray &fontData, qreal pixelSize, QFont::HintingPreference hintingPreference); + 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 QString fontDir() const; + + virtual QFont defaultFont() const; + virtual QHash<QByteArray, QFont> defaultFonts() const; + + static QFontEngine *createEngine(int script, const QFontDef &request, + HDC fontHdc, int dpi, bool rawMode, + const QStringList &family_list, + const QSharedPointer<QWindowsFontEngineData> &data); + + static HFONT systemFont(); + static QFont LOGFONT_to_QFont(const LOGFONT& lf, int verticalDPI = 0); + +private: + void populate(const QString &family = QString()); + QSharedPointer<QWindowsFontEngineData> m_fontEngineData; + QSet<QString> m_families; +}; + +QT_END_NAMESPACE + +#endif // QWINDOWSFONTDATABASE_H |