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//
// $Id: G4OpenGLStoredQt.cc,v 1.10 2009/01/19 16:26:40 lgarnier Exp $
// GEANT4 tag $Name:  $
//
// 
// OpenGLStoredQt graphics system factory.

#ifdef G4VIS_BUILD_OPENGLQT_DRIVER

#include "G4VisFeaturesOfOpenGL.hh"
#include "G4VSceneHandler.hh"
#include "G4OpenGLSceneHandler.hh"
#include "G4OpenGLViewer.hh"
#include "G4OpenGLStoredQt.hh"
#include "G4OpenGLStoredQtViewer.hh"
#include "G4OpenGLViewerMessenger.hh"

G4OpenGLStoredQt::G4OpenGLStoredQt ():
  G4VGraphicsSystem ("OpenGLStoredQt",
		     "OGLSQt",
		     G4VisFeaturesOfOpenGLSQt (),
		     G4VGraphicsSystem::threeD)
{
  G4OpenGLViewerMessenger::GetInstance();
}

G4VSceneHandler* G4OpenGLStoredQt::CreateSceneHandler
(const G4String& name) {
  G4VSceneHandler* pScene = new G4OpenGLStoredSceneHandler (*this, name);
  return    pScene;
}

G4VViewer* G4OpenGLStoredQt::CreateViewer
(G4VSceneHandler& scene, const G4String& name) {
#ifdef G4DEBUG_VIS_OGL
  printf("G4OpenGLStoredQt::CreateViewer \n");
#endif
  G4VViewer* pView =
    new G4OpenGLStoredQtViewer
    ((G4OpenGLStoredSceneHandler&) scene, name);
  if (pView) {
    if (pView -> GetViewId () < 0) {
      G4cerr << "G4OpenGLStoredQt::CreateViewer: error flagged by negative"
	" view id in G4OpenGLStoredQtViewer creation."
	"\n Destroying view and returning null pointer."
	   << G4endl;
      delete pView;
      pView = 0;
    }
  }
  else {
    G4cerr << "G4OpenGLStoredQt::CreateViewer: null pointer on"
      " new G4OpenGLStoredQtViewer." << G4endl;
  }
#ifdef G4DEBUG_VIS_OGL
  printf("G4OpenGLStoredQt::CreateViewer END \n");
#endif
   return pView;
}

#endif