/****************************************************************************
**
** Copyright (C) 2011 Digia Plc
** All rights reserved.
** For any questions to Digia, please use contact form at http://qt.digia.com
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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 Digia.  
**
** If you have questions regarding the use of this file, please use
** contact form at http://qt.digia.com
** $QT_END_LICENSE$
** 
** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
**
****************************************************************************/

#ifndef QPICTUREFORMATPLUGIN_H
#define QPICTUREFORMATPLUGIN_H

#include <QtCore/qplugin.h>
#include <QtCore/qfactoryinterface.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Gui)

#if !defined(QT_NO_LIBRARY) && !defined(QT_NO_PICTURE)

class QPicture;
class QImage;
class QString;
class QStringList;

struct Q_GUI_EXPORT QPictureFormatInterface : public QFactoryInterface
{
    virtual bool loadPicture(const QString &format, const QString &filename, QPicture *) = 0;
    virtual bool savePicture(const QString &format, const QString &filename, const QPicture &) = 0;

    virtual bool installIOHandler(const QString &) = 0;
};

#define QPictureFormatInterface_iid "com.trolltech.Qt.QPictureFormatInterface"
Q_DECLARE_INTERFACE(QPictureFormatInterface, QPictureFormatInterface_iid)


class Q_GUI_EXPORT QPictureFormatPlugin : public QObject, public QPictureFormatInterface
{
    Q_OBJECT
    Q_INTERFACES(QPictureFormatInterface:QFactoryInterface)
public:
    explicit QPictureFormatPlugin(QObject *parent = 0);
    ~QPictureFormatPlugin();

    virtual QStringList keys() const = 0;
    virtual bool loadPicture(const QString &format, const QString &filename, QPicture *pic);
    virtual bool savePicture(const QString &format, const QString &filename, const QPicture &pic);
    virtual bool installIOHandler(const QString &format) = 0;

};

#endif // QT_NO_LIBRARY || QT_NO_PICTURE

QT_END_NAMESPACE

QT_END_HEADER

#endif // QPICTUREFORMATPLUGIN_H
