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/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2009 Robert Osfield
*
* This library is open source and may be redistributed and/or modified under
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
* (at your option) any later version. The full license is in LICENSE file
* included with this distribution, and on the openscenegraph.org website.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* OpenSceneGraph Public License for more details.
*/
#ifndef QGRAPHICSVIEWADAPTER
#define QGRAPHICSVIEWADAPTER
#include <osg/Image>
#include <osg/observer_ptr>
#include <osgQt/Export>
#include <QPointer>
#include <QGraphicsScene>
#include <QGraphicsView>
#include <QApplication>
#include <QPainter>
#include <QtEvents>
namespace osgQt
{
extern OSGQT_EXPORT QCoreApplication* getOrCreateQApplication();
class OSGQT_EXPORT QGraphicsViewAdapter : public QObject
{
Q_OBJECT
public:
QGraphicsViewAdapter(osg::Image* image, QWidget* widget);
void setUpKeyMap();
bool sendPointerEvent(int x, int y, int buttonMask);
bool sendKeyEvent(int key, bool keyDown);
void setFrameLastRendered(const osg::FrameStamp* frameStamp);
void clearWriteBuffer();
void render();
void assignImage(unsigned int i);
void resize(int width, int height);
void setBackgroundColor(QColor color) { _backgroundColor = color; }
QColor getBackgroundColor() const { return _backgroundColor; }
QGraphicsView* getQGraphicsView() { return _graphicsView; }
QGraphicsScene* getQGraphicsScene() { return _graphicsScene; }
protected:
bool handlePointerEvent(int x, int y, int buttonMask);
bool handleKeyEvent(int key, bool keyDown);
QWidget* getWidgetAt(const QPoint& pos);
osg::observer_ptr<osg::Image> _image;
int _previousButtonMask;
int _previousMouseX;
int _previousMouseY;
int _previousQtMouseX;
int _previousQtMouseY;
bool _previousSentEvent;
int _width;
int _height;
typedef std::map<int, Qt::Key> KeyMap;
KeyMap _keyMap;
Qt::KeyboardModifiers _qtKeyModifiers;
QColor _backgroundColor;
QPointer<QGraphicsView> _graphicsView;
QPointer<QGraphicsScene> _graphicsScene;
QPointer<QWidget> _widget;
OpenThreads::Mutex _qimagesMutex;
OpenThreads::Mutex _qresizeMutex;
unsigned int _previousFrameNumber;
bool _newImageAvailable;
unsigned int _currentRead;
unsigned int _currentWrite;
unsigned int _previousWrite;
QImage _qimages[3];
virtual void customEvent ( QEvent * event ) ;
private slots:
void repaintRequestedSlot(const QList<QRectF> ®ions);
void repaintRequestedSlot(const QRectF ®ion);
};
}
#endif
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