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//
// -------------------------------------------------------------------
//
//      GEANT 4 header file
//
//      CERN, Geneva, Switzerland
//
//      File name:     G4UnstableFragmentBreakUp
//
//      Author:        Vladimir Ivanchenko
//
//      Creation date: 7 May 2010
//
//  Modifications:
// 
// -------------------------------------------------------------------
//  This class providing decay of any fragment on light nucleons using 
//  taking into account only binding energy, for example, it may decay
//  2n -> n + n or 2p -> p + p      
//

#ifndef G4UnstableFragmentBreakUp_h
#define G4UnstableFragmentBreakUp_h 1

#include "globals.hh"
#include "G4VEvaporationChannel.hh"

class G4Fragment;
class G4NuclearLevelData;

class G4UnstableFragmentBreakUp : public G4VEvaporationChannel 
{

public:

  explicit G4UnstableFragmentBreakUp();

  virtual ~G4UnstableFragmentBreakUp();

  virtual G4bool BreakUpChain(G4FragmentVector*, G4Fragment*) final;

  virtual G4double GetEmissionProbability(G4Fragment* fragment) final;

  inline void SetVerbose(G4int val) { fVerbose = val; }

private:

  G4UnstableFragmentBreakUp(const G4UnstableFragmentBreakUp & right);
  const G4UnstableFragmentBreakUp & operator = 
  (const G4UnstableFragmentBreakUp & right);
  G4bool operator == (const G4UnstableFragmentBreakUp & right) const;
  G4bool operator != (const G4UnstableFragmentBreakUp & right) const;

  static const G4int Zfr[6];
  static const G4int Afr[6];
  G4double masses[6];

  G4NuclearLevelData* fLevelData;
  G4int fVerbose;
};

#endif
