#ifndef VIEW_H
#define VIEW_H



using Qt::WindowFlags;

class AdapterWidget : public QGLWidget
{
	Q_OBJECT

public:

	AdapterWidget(QWidget * parent = 0, const char * name = 0, const QGLWidget * shareWidget = 0, WindowFlags f = 0):
QGLWidget(parent, shareWidget, f)

{
	_gw = new osgViewer::GraphicsWindowEmbedded(0, 0, width(), height());
	setFocusPolicy(Qt::ClickFocus);

}

	virtual ~AdapterWidget() {}

	osgViewer::GraphicsWindow* getGraphicsWindow() { return _gw.get(); }

	const osgViewer::GraphicsWindow* getGraphicsWindow() const { return _gw.get(); }





protected:

	

	virtual void resizeGL(int width, int height)
{
	_gw->getEventQueue()->windowResize(0, 0, width, height);
	_gw->resized(0, 0, width, height);

}
	virtual void keyPressEvent(QKeyEvent* event);
	virtual void keyReleaseEvent(QKeyEvent* event);
	virtual void mousePressEvent(QMouseEvent* event);
	virtual void mouseReleaseEvent(QMouseEvent* event);
	virtual void mouseMoveEvent(QMouseEvent* event);

	osg::ref_ptr<osgViewer::GraphicsWindowEmbedded> _gw;
};

class ViewerQT : public osgViewer::Viewer, public AdapterWidget
{
public:

	ViewerQT(QWidget * parent = 0, const char * name = 0, const QGLWidget * shareWidget = 0, WindowFlags f = 0) :
		AdapterWidget(parent, name, shareWidget, f)
	{
		getCamera()->setViewport(new osg::Viewport(0, 0, width(), height()));
		getCamera()->setProjectionMatrixAsPerspective(30.0f, static_cast<double>(width()) / static_cast<double>(height()), 1.0f, 10000.0f);
		getCamera()->setGraphicsContext(getGraphicsWindow());
		setThreadingModel(osgViewer::Viewer::SingleThreaded);
		connect(&_timer, SIGNAL(timeout()), this, SLOT(updateGL()));
		_timer.start(10);
	}

	virtual void paintGL()
	{
		frame();
	}

protected:

	QTimer _timer;
};

class CompositeViewerQT : public osgViewer::CompositeViewer, public AdapterWidget
{
public:

	CompositeViewerQT(QWidget * parent = 0, const char * name = 0, const QGLWidget * shareWidget = 0, WindowFlags f = 0) :
		AdapterWidget(parent, name, shareWidget, f)
	{
		setThreadingModel(osgViewer::CompositeViewer::SingleThreaded);
		connect(&_timer, SIGNAL(timeout()), this, SLOT(updateGL()));
		_timer.start(10);
	}

	virtual void paintGL()
	{
		frame();
	}

protected:

	QTimer _timer;
};


#endif // VIEW_H