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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the plugins 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 QDIRECTFBPAINTDEVICE_H
#define QDIRECTFBPAINTDEVICE_H
#include <private/qpaintengine_raster_p.h>
#include "qdirectfbscreen.h"
#ifndef QT_NO_QWS_DIRECTFB
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Gui)
// Inherited by both window surface and pixmap
class QDirectFBPaintEngine;
class QDirectFBPaintDevice : public QCustomRasterPaintDevice
{
public:
~QDirectFBPaintDevice();
virtual IDirectFBSurface *directFBSurface() const;
bool lockSurface(DFBSurfaceLockFlags lockFlags);
void unlockSurface();
// Reimplemented from QCustomRasterPaintDevice:
void *memory() const;
QImage::Format format() const;
int bytesPerLine() const;
QSize size() const;
int metric(QPaintDevice::PaintDeviceMetric metric) const;
DFBSurfaceLockFlags lockFlags() const { return lockFlgs; }
QPaintEngine *paintEngine() const;
protected:
QDirectFBPaintDevice(QDirectFBScreen *scr);
inline int dotsPerMeterX() const
{
return (screen->deviceWidth() * 1000) / screen->physicalWidth();
}
inline int dotsPerMeterY() const
{
return (screen->deviceHeight() * 1000) / screen->physicalHeight();
}
IDirectFBSurface *dfbSurface;
#ifdef QT_DIRECTFB_SUBSURFACE
void releaseSubSurface();
IDirectFBSurface *subSurface;
friend class QDirectFBPaintEnginePrivate;
bool syncPending;
#endif
QImage lockedImage;
QDirectFBScreen *screen;
int bpl;
DFBSurfaceLockFlags lockFlgs;
uchar *mem;
QDirectFBPaintEngine *engine;
QImage::Format imageFormat;
};
QT_END_NAMESPACE
QT_END_HEADER
#endif // QT_NO_QWS_DIRECTFB
#endif //QDIRECTFBPAINTDEVICE_H
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