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// $Id: G4EventGenerator.hh,v 1.3 2006/06/29 20:55:13 gunter Exp $
// GEANT4 tag $Name: geant4-09-03-ref-09 $
//
#ifndef G4EventGenerator_h
#define G4EventGenerator_h 1

#include "G4HadronicInteraction.hh"
#include "G4VertexCode.hh"
#include "G4InteractionCode.hh"

class G4EventGenerator : public G4HadronicInteraction
{
  public:
      G4EventGenerator();
      ~G4EventGenerator();

  private:
      G4EventGenerator(const G4EventGenerator &right);
      const G4EventGenerator & operator=(const G4EventGenerator &right);
      int operator==(const G4EventGenerator &right) const;
      int operator!=(const G4EventGenerator &right) const;

  public:
      virtual G4double GetWidth(G4VertexCode &theCode) = 0;
      virtual G4double GetCrossSection(G4InteractionCode &theCode) = 0;
      virtual G4ReactionProduct * GetFinalState(G4InteractionCode &theCode) = 0;
     // please also define ApplyYourself for scattering off Hydrogen
};


#endif