/****************************************************************************
**
** Copyright (C) 2011 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.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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.
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**
** $QT_END_LICENSE$
**
****************************************************************************/

#include "qgraphicssystem_p.h"

#ifdef Q_WS_X11
# include <private/qpixmap_x11_p.h>
#endif
#if defined(Q_WS_WIN)
# include <private/qpixmap_raster_p.h>
#endif
#ifdef Q_WS_MAC
# include <private/qpixmap_mac_p.h>
#endif
#ifdef Q_WS_QPA
# include <QtGui/private/qapplication_p.h>
#endif
#ifdef Q_OS_SYMBIAN
# include <private/qpixmap_s60_p.h>
#endif

QT_BEGIN_NAMESPACE

QGraphicsSystem::~QGraphicsSystem()
{
}

QPixmapData *QGraphicsSystem::createDefaultPixmapData(QPixmapData::PixelType type)
{
#ifdef Q_WS_QWS
    Q_UNUSED(type);
#endif
#if defined(Q_WS_X11)
    return new QX11PixmapData(type);
#elif defined(Q_WS_WIN)
    return new QRasterPixmapData(type);
#elif defined(Q_WS_MAC)
    return new QMacPixmapData(type);
#elif defined(Q_WS_QPA)
    return QApplicationPrivate::platformIntegration()->createPixmapData(type);
#elif defined(Q_OS_SYMBIAN)
    return new QS60PixmapData(type);
#elif !defined(Q_WS_QWS)
#error QGraphicsSystem::createDefaultPixmapData() not implemented
#endif
    return 0;
}

QPixmapData *QGraphicsSystem::createPixmapData(QPixmapData *origin)
{
    return createPixmapData(origin->pixelType());
}

void QGraphicsSystem::releaseCachedResources()
{
    // Do nothing here
}

QT_END_NAMESPACE