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//
// GEANT4 Class header file
//
// File name:  G4InterfaceToXS
//
// Author V.Ivantchenko, 12 July 2024
//
//
// Class description:
// Interface to G4PARTICLEXS cross sections for the de_excitation module
//

#ifndef G4InterfaceToXS_h
#define G4InterfaceToXS_h 1

#include "globals.hh"

class G4GammaNuclearXS;
class G4NeutronInelasticXS;
class G4ParticleInelasticXS;
class G4ParticleDefinition;

class G4InterfaceToXS
{
public:

  G4InterfaceToXS(const G4ParticleDefinition*, G4int index);

  ~G4InterfaceToXS() = default;

  void Initialise();
  
  G4double GetElementCrossSection(const G4double ekin, const G4int Z); 

  G4double GetIsoCrossSection(const G4double ekin, const G4int Z, const G4int A); 

  G4InterfaceToXS(const G4InterfaceToXS& right) = delete;
  const G4InterfaceToXS& operator = (const G4InterfaceToXS& right) = delete;

private:

  G4int index;
  const G4ParticleDefinition* fParticle;
  G4GammaNuclearXS* fGammaNuclear{nullptr};
  G4NeutronInelasticXS* fNeutronNuclear{nullptr};
  G4ParticleInelasticXS* fParticleNuclear{nullptr};
};

#endif