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/****************************************************************************
**
** Copyright (C) 2012 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.
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QVOLATILEIMAGE_P_H
#define QVOLATILEIMAGE_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>
QT_BEGIN_NAMESPACE
class QVolatileImageData;
class Q_GUI_EXPORT QVolatileImage
{
public:
QVolatileImage();
QVolatileImage(int w, int h, QImage::Format format);
explicit QVolatileImage(const QImage &sourceImage);
explicit QVolatileImage(void *nativeImage, void *nativeMask = 0);
QVolatileImage(const QVolatileImage &other);
~QVolatileImage();
QVolatileImage &operator=(const QVolatileImage &rhs);
bool paintingActive() const;
bool isNull() const;
QImage::Format format() const;
int width() const;
int height() const;
int bytesPerLine() const;
int byteCount() const;
int depth() const;
bool hasAlphaChannel() const;
void beginDataAccess() const;
void endDataAccess(bool readOnly = false) const;
uchar *bits();
const uchar *constBits() const;
bool ensureFormat(QImage::Format format);
QImage toImage() const;
QImage &imageRef();
const QImage &constImageRef() const;
QPaintEngine *paintEngine();
void setAlphaChannel(const QPixmap &alphaChannel);
void fill(uint pixelValue);
void *duplicateNativeImage() const;
void copyFrom(QVolatileImage *source, const QRect &rect);
private:
QSharedDataPointer<QVolatileImageData> d;
};
QT_END_NAMESPACE
#endif // QVOLATILEIMAGE_P_H
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