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/// \file MyKleinNishinaCompton.hh
/// \brief Definition of the MyKleinNishinaCompton class

#ifndef MyKleinNishinaCompton_h
#define MyKleinNishinaCompton_h 1

#include "G4KleinNishinaCompton.hh"

class DetectorConstruction;
class MyKleinNishinaMessenger;
class G4ParticleChangeForGamma;

class MyKleinNishinaCompton : public G4KleinNishinaCompton
{
  public:
    MyKleinNishinaCompton(DetectorConstruction*, const G4ParticleDefinition* p = 0,
                          const G4String& nam = "myKlein-Nishina");

    ~MyKleinNishinaCompton();

    virtual G4double CrossSectionPerVolume(const G4Material*, const G4ParticleDefinition*,
                                           G4double kinEnergy, G4double cut, G4double emax);

    virtual void SampleSecondaries(std::vector<G4DynamicParticle*>*, const G4MaterialCutsCouple*,
                                   const G4DynamicParticle*, G4double tmin, G4double maxEnergy);

    void SetCSFactor(G4double factor) { fCrossSectionFactor = factor; };

  protected:
    DetectorConstruction* fDetector;
    MyKleinNishinaMessenger* fMessenger;
    G4double fCrossSectionFactor;
};

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#endif
