source: trunk/geant4/visualization/OpenGL/include/G4OpenGLQtViewer.hh@ 703

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// ********************************************************************
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// * the Geant4 Collaboration.  It is provided  under  the terms  and *
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//
// $Id: G4OpenGLQtViewer.hh,v 1.6 2008/01/15 11:05:08 lgarnier Exp $
// GEANT4 tag $Name:  $
//
// 
// G4OpenGLQtViewer : Class to provide WindowsNT specific
//                       functionality for OpenGL in GEANT4

#ifdef G4VIS_BUILD_OPENGLQT_DRIVER

#ifndef G4OPENGLQTVIEWER_HH
#define G4OPENGLQTVIEWER_HH

#include "globals.hh"

#include "G4VViewer.hh"
#include "G4OpenGLSceneHandler.hh"

#include <qobject.h>
#include <qpoint.h>

class QGLWidget;
class QDialog;
class QContextMenuEvent;
#if QT_VERSION < 0x040000
class QPopupMenu;
#else
class QMenu;
#endif
class QImage;
class QAction;
class QMouseEvent;
class QKeyEvent;

class G4OpenGLSceneHandler;

class G4OpenGLQtViewer: public QObject, virtual public G4OpenGLViewer {

  Q_OBJECT

public:
  G4OpenGLQtViewer (G4OpenGLSceneHandler& scene);
  virtual ~G4OpenGLQtViewer ();
  void SetView ();
  void ShowView ();
  virtual void updateQWidget()=0;
  void setupViewport(int, int);

protected:
  void CreateGLQtContext ();
  virtual void CreateMainWindow (QGLWidget*);
  void manageContextMenuEvent(QContextMenuEvent *e);
  void G4MousePressEvent(QPoint);
  void G4MouseReleaseEvent(QPoint p);
  void G4MouseDoubleClickEvent(QPoint p);
#if QT_VERSION < 0x040000
  void G4MouseEvent(int, int, Qt::ButtonState);
#else
  void G4MouseEvent(int, int, Qt::MouseButtons);
#endif
  void G4MouseRotateEvent(int, int);
  void G4MouseMoveEvent(int, int, int);
  void G4keyPressEvent (QKeyEvent * event); 


protected:
  G4int WinSize_x;
  G4int WinSize_y;
  QGLWidget* fWindow;
  QDialog* GLWindow;

private:
  void createPopupMenu();
  void createRadioAction(QAction *,QAction *, const std::string&,unsigned int a=1);
  void rescaleImage(int, int);
  bool generateEPS(QString,int,QImage);  
  bool generateVectorEPS (QString,int,int,QImage);
  bool generatePS_PDF(QString,int,QImage);  

#if QT_VERSION < 0x040000
  QPopupMenu *fContextMenu;
#else
  QMenu *fContextMenu;
#endif
  enum mouseActions {STYLE1,STYLE2,STYLE3,STYLE4}; 
  mouseActions fMouseAction; // 1: rotate 0:move
  QPoint fLastPos;
  /** delta of scene translation. This delta is put in % of the scene view */
  float fDeltaSceneTranslation;
  /** delta of left right move. This delta is put in % of the scene view */
  float fDeltaZoom;
  /** To ensure key event are keep one by one */
  bool holdKeyEvent;
#if QT_VERSION < 0x040000
  QPopupMenu *fMouseRotate;
  QPopupMenu *fMouseMove;
  QPopupMenu *fMouseZoom;
  QPopupMenu *fMousePick;
  QPopupMenu *fDrawingWireframe;
  QPopupMenu *fDrawingLineRemoval;
  QPopupMenu *fDrawingSurfaceRemoval;
  QPopupMenu *fDrawingLineSurfaceRemoval;
#else
  QAction *fMouseRotate;
  QAction *fMouseMove;
  QAction *fMouseZoom;
  QAction *fMousePick;
  QAction *fDrawingWireframe;
  QAction *fDrawingLineRemoval;
  QAction *fDrawingSurfaceRemoval;
  QAction *fDrawingLineSurfaceRemoval;
#endif

private slots :
  void actionMouseRotate();
  void actionMouseMove();
  void actionMouseZoom();
  void actionMousePick();
  void actionDrawingWireframe();
  void actionDrawingLineRemoval();
  void actionDrawingSurfaceRemoval();
  void actionDrawingLineSurfaceRemoval();
  void actionCreateEPS();

  void toggleDrawingAction(int);
  void toggleMouseAction(mouseActions);
  void toggleRepresentation(bool);
  void toggleProjection(bool);
  void toggleBackground(bool);
  void toggleTransparency(bool);
  void toggleAntialiasing(bool);
  void toggleHaloing(bool);
  void toggleAux(bool);
  void toggleFullScreen(bool);
  // Only use for Qt>4.0
  void dialogClosed();
};

#endif

#endif