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/****************************************************************************
**
** 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.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QVOLATILEIMAGEDATA_P_H
#define QVOLATILEIMAGEDATA_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include <QtGui/qimage.h>
#include <QtCore/qshareddata.h>
#ifdef Q_OS_SYMBIAN
class CFbsBitmap;
#endif
QT_BEGIN_NAMESPACE
class QVolatileImageData : public QSharedData
{
public:
QVolatileImageData();
QVolatileImageData(int w, int h, QImage::Format format);
QVolatileImageData(const QImage &sourceImage);
QVolatileImageData(void *nativeImage, void *nativeMask);
QVolatileImageData(const QVolatileImageData &other);
~QVolatileImageData();
void beginDataAccess() const;
void endDataAccess(bool readOnly = false) const;
bool ensureFormat(QImage::Format format);
void *duplicateNativeImage() const;
void ensureImage();
#ifdef Q_OS_SYMBIAN
void updateImage();
void initWithBitmap(CFbsBitmap *source);
void applyMask(CFbsBitmap *mask);
void ensureBitmap();
void release();
QVolatileImageData *next;
QVolatileImageData *prev;
CFbsBitmap *bitmap;
#endif
QImage image;
QPaintEngine *pengine;
};
QT_END_NAMESPACE
#endif // QVOLATILEIMAGEDATA_P_H
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