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tqtinterface/qtinterface/qt4/Qt/qfontdatabase.h

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/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial Usage
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** 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.
**
** 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.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QFONTDATABASE_H
#define QFONTDATABASE_H
#include <QtGui/qwindowdefs.h>
#include <QtCore/qstring.h>
#include <QtGui/qfont.h>
#ifdef QT3_SUPPORT
#include <QtCore/qstringlist.h>
#include <QtCore/qlist.h>
#endif
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Gui)
class QStringList;
template <class T> class QList;
struct QFontDef;
class QFontEngine;
class QFontDatabasePrivate;
class Q_GUI_EXPORT QFontDatabase
{
Q_GADGET
Q_ENUMS(WritingSystem)
public:
// do not re-order or delete entries from this enum without updating the
// QPF2 format and makeqpf!!
enum WritingSystem {
Any,
Latin,
Greek,
Cyrillic,
Armenian,
Hebrew,
Arabic,
Syriac,
Thaana,
Devanagari,
Bengali,
Gurmukhi,
Gujarati,
Oriya,
Tamil,
Telugu,
Kannada,
Malayalam,
Sinhala,
Thai,
Lao,
Tibetan,
Myanmar,
Georgian,
Khmer,
SimplifiedChinese,
TraditionalChinese,
Japanese,
Korean,
Vietnamese,
Symbol,
Other = Symbol,
Ogham,
Runic,
Nko,
WritingSystemsCount
};
static QList<int> standardSizes();
QFontDatabase();
QList<WritingSystem> writingSystems() const;
QList<WritingSystem> writingSystems(const QString &family) const;
QStringList families(WritingSystem writingSystem = Any) const;
QStringList styles(const QString &family) const;
QList<int> pointSizes(const QString &family, const QString &style = QString());
QList<int> smoothSizes(const QString &family, const QString &style);
QString styleString(const QFont &font);
QString styleString(const QFontInfo &fontInfo);
QFont font(const QString &family, const QString &style, int pointSize) const;
bool isBitmapScalable(const QString &family, const QString &style = QString()) const;
bool isSmoothlyScalable(const QString &family, const QString &style = QString()) const;
bool isScalable(const QString &family, const QString &style = QString()) const;
bool isFixedPitch(const QString &family, const QString &style = QString()) const;
bool italic(const QString &family, const QString &style) const;
bool bold(const QString &family, const QString &style) const;
int weight(const QString &family, const QString &style) const;
static QString writingSystemName(WritingSystem writingSystem);
static QString writingSystemSample(WritingSystem writingSystem);
static int addApplicationFont(const QString &fileName);
static int addApplicationFontFromData(const QByteArray &fontData);
static QStringList applicationFontFamilies(int id);
static bool removeApplicationFont(int id);
static bool removeAllApplicationFonts();
static bool supportsThreadedFontRendering();
private:
static void createDatabase();
static void parseFontName(const QString &name, QString &foundry, QString &family);
#if defined(Q_WS_QWS) || defined(Q_OS_SYMBIAN)
static QFontEngine *findFont(int script, const QFontPrivate *fp, const QFontDef &request);
#endif
static void load(const QFontPrivate *d, int script);
#ifdef Q_WS_X11
static QFontEngine *loadXlfd(int screen, int script, const QFontDef &request, int force_encoding_id = -1);
#endif
friend struct QFontDef;
friend class QFontPrivate;
friend class QFontDialog;
friend class QFontDialogPrivate;
friend class QFontEngineMultiXLFD;
friend class QFontEngineMultiQWS;
friend class QFontEngineMultiS60;
QFontDatabasePrivate *d;
};
QT_END_NAMESPACE
QT_END_HEADER
#endif // QFONTDATABASE_H