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// $Id: G4ASCIITreeSceneHandler.hh,v 1.8.2.1 2001/06/28 19:15:54 gunter Exp $
// GEANT4 tag $Name:  $
//
// 
// John Allison  5th April 2001
// A scene handler to dump geometry hierarchy to standard output as
//   ASCII stream.
// Based on a provisional G4ASCIITreeGraphicsScene (was in modeling).

#ifndef G4ASCIITREESCENEHANDLER_HH
#define G4ASCIITREESCENEHANDLER_HH

#include "G4VTreeSceneHandler.hh"

#include "g4std/set"

class G4VPhysicalVolume;

class G4ASCIITreeSceneHandler: public G4VTreeSceneHandler {
public:
  G4ASCIITreeSceneHandler(G4VGraphicsSystem& system,
			  const G4String& name);
  virtual ~G4ASCIITreeSceneHandler();
  virtual void BeginModeling();
  virtual void EndModeling();
protected:
  virtual void Dump(const G4VSolid&);
  G4std::set<G4LogicalVolume*,G4std::less<G4LogicalVolume*> > fLVSet;
  typedef
  G4std::set<G4LogicalVolume*,G4std::less<G4LogicalVolume*> >::iterator
  LVSetIterator;
  G4std::set<G4VPhysicalVolume*,G4std::less<G4VPhysicalVolume*> > fReplicaSet;
  typedef
  G4std::set<G4VPhysicalVolume*,G4std::less<G4VPhysicalVolume*> >::iterator
  ReplicaSetIterator;
};

#endif