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// ********************************************************************
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//
// $Id: G4OpenGLImmediateQtViewer.hh,v 1.6 2009/10/14 13:27:30 lgarnier Exp $
// GEANT4 tag $Name:  $
//
// 
// Class G4OpenGLImmediateQtViewer : a class derived from
//   G4OpenGLQtViewer and G4OpenGLImmediateViewer.

#ifdef G4VIS_BUILD_OPENGLQT_DRIVER

#ifndef G4OPENGLIMMEDIATEQTVIEWER_HH
#define G4OPENGLIMMEDIATEQTVIEWER_HH

#include "G4OpenGLImmediateViewer.hh"
#include "G4OpenGLQtViewer.hh"

#include <qgl.h> // include <qglwidget.h>

#include "globals.hh"

class G4OpenGLImmediateSceneHandler;

class G4OpenGLImmediateQtViewer:
  public G4OpenGLQtViewer, public G4OpenGLImmediateViewer, public QGLWidget {
  
public:
  G4OpenGLImmediateQtViewer (G4OpenGLImmediateSceneHandler& scene,
                const G4String& name = "");
  ~G4OpenGLImmediateQtViewer ();
  void Initialise ();
  void initializeGL ();
  void DrawView ();
  //  void FinishView ();
  void resizeGL(int width,int height);
  void paintGL();
  void updateQWidget();
  void ShowView ();

protected:
  void wheelEvent(QWheelEvent *event);
  void mousePressEvent(QMouseEvent *event);
  void mouseMoveEvent(QMouseEvent *event);
  void mouseDoubleClickEvent(QMouseEvent *event);
  void mouseReleaseEvent(QMouseEvent *event);
  void contextMenuEvent(QContextMenuEvent *e);
  void keyPressEvent (QKeyEvent * event); 
  void paintEvent(QPaintEvent *event);
private:
  void ComputeView ();

};

#endif

#endif
