/****************************************************************************

**

** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).

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** Contact: Nokia Corporation (qt-info@nokia.com)

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** This file is part of the QtGui module of the Qt Toolkit.

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** No Commercial Usage

** This file contains pre-release code and may not be distributed.

** You may use this file in accordance with the terms and conditions

** contained in the Technology Preview License Agreement accompanying

** this package.

**

** 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.

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** If you have questions regarding the use of this file, please contact

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** $QT_END_LICENSE$

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****************************************************************************/

#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