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//
// $Id: G4HepRepFileViewer.cc,v 1.15 2006/06/29 21:17:26 gunter Exp $
// GEANT4 tag $Name:  $

#include "G4HepRepFileViewer.hh"

#include "G4VSceneHandler.hh"

#include "G4HepRepFileSceneHandler.hh"

//HepRep
#include "G4HepRepFileXMLWriter.hh"

G4HepRepFileViewer::G4HepRepFileViewer
(G4VSceneHandler& sceneHandler, const G4String& name):
  G4VViewer(sceneHandler, sceneHandler.IncrementViewCount(), name) {
  hepRepXMLWriter = ((G4HepRepFileSceneHandler*)(&sceneHandler))->GetHepRepXMLWriter();
  // Make changes to view parameters for HepRep...
  fVP.SetCulling(false);
  fDefaultVP.SetCulling(false);
}

G4HepRepFileViewer::~G4HepRepFileViewer() {
  ShowView ();
}

void G4HepRepFileViewer::SetView() {
#ifdef G4HEPREPFILEDEBUG
  G4cout << "G4HepRepFileViewer::SetView() called.=" << G4endl;
#endif
}

void G4HepRepFileViewer::ClearView() {
#ifdef G4HEPREPFILEDEBUG
  G4cout << "G4HepRepFileViewer::ClearView() called." << G4endl;
#endif
}

void G4HepRepFileViewer::DrawView() {
#ifdef G4HEPREPFILEDEBUG
  G4cout << "G4HepRepFileViewer::DrawView() called." << G4endl;
#endif
  NeedKernelVisit ();  // Always need to visit G4 kernel.
  ProcessView ();
}

void G4HepRepFileViewer::ShowView () {
#ifdef G4HEPREPFILEDEBUG
  G4cout << "G4HepRepFileViewer::ShowView" << G4endl;
#endif
  G4VViewer::ShowView();
  
  if (hepRepXMLWriter->isOpen)
    hepRepXMLWriter->close();
}