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// $Id: G4VScatterer.hh,v 1.2 2006-06-29 20:36:12 gunter Exp $ //
//
//
// -------------------------------------------------------------------
//      GEANT4 Class file
//
//
//      File name:      G4VScatterer.hh
//
//      Author:         First implementation by an unknown person
//                      Completely rewritten by Maria Grazia Pia
// 
//      Creation date:  Unknown
//
//      Modifications: 
//      27-10-99 MGP    Removed old Dubna stuff 
//
// Class Description: 
//
// Abstract base class for the Scatterer
//
// Class Description: End 
//      
// -------------------------------------------------------------------

#ifndef G4VSCATTERER_HH
#define G4VSCATTERER_HH

#include <vector>

#include "globals.hh"
#include "G4KineticTrackVector.hh"

class G4KineticTrack;

class G4VScatterer 
{
public:
  
  G4VScatterer() {}
  
  virtual ~G4VScatterer() {}
  
  virtual G4double GetTimeToInteraction(const G4KineticTrack& trk1, 
					const G4KineticTrack& trk2) const = 0;
  
  virtual G4KineticTrackVector* Scatter(const G4KineticTrack& trk1, 	
					   const G4KineticTrack& trk2) const = 0;
  
};

#endif 


