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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Qt Software Information (qt-info@nokia.com)
**
** This file is part of the QtOpenGL 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 either Technology Preview License Agreement or the
** Beta Release License Agreement.
**
** 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 1.0, 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.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at qt-sales@nokia.com.
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QPIXMAPDATA_GL_P_H
#define QPIXMAPDATA_GL_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 "qgl.h"
#include "private/qpixmapdata_p.h"
QT_BEGIN_NAMESPACE
class QPaintEngine;
class QGLPixmapData : public QPixmapData
{
public:
QGLPixmapData(PixelType type);
~QGLPixmapData();
bool isValid() const;
void resize(int width, int height);
void fromImage(const QImage &image,
Qt::ImageConversionFlags flags);
bool scroll(int dx, int dy, const QRect &rect);
void fill(const QColor &color);
bool hasAlphaChannel() const;
QImage toImage() const;
QPaintEngine* paintEngine() const;
GLuint bind() const;
GLuint textureId() const;
bool isValidContext(const QGLContext *ctx) const;
void ensureCreated() const;
protected:
int metric(QPaintDevice::PaintDeviceMetric metric) const;
private:
QGLPixmapData(const QGLPixmapData &other);
QGLPixmapData &operator=(const QGLPixmapData &other);
int m_width;
int m_height;
mutable QGLContext *m_ctx;
mutable GLuint m_texture;
mutable bool m_dirty;
mutable QImage m_source;
};
QT_END_NAMESPACE
#endif // QPIXMAPDATA_GL_P_H
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