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#ifndef G4Absorber_hh
#define G4Absorber_hh

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

class G4KineticTrack;

class G4Absorber
{
public:
  G4Absorber(G4double cutOnP);
  ~G4Absorber();

  G4bool WillBeAbsorbed(const G4KineticTrack & kt);
  G4bool Absorb(G4KineticTrack & kt, G4KineticTrackVector & tgt);
  G4KineticTrackVector * GetAbsorbers();
  G4KineticTrackVector * GetProducts();
  G4bool FindAbsorbers(G4KineticTrack & kt, G4KineticTrackVector & tgt);
  G4bool FindProducts(G4KineticTrack & kt);

private:
  // hide copy ctor, =, == and != operators
  G4Absorber(const  G4Absorber &right);
  const G4Absorber & operator=(const G4Absorber & right);
  int operator==(const G4Absorber & right) const;
  int operator!=(const G4Absorber & right) const;


private:
  G4double theCutOnP;
  G4KineticTrackVector * theAbsorbers;
  G4KineticTrackVector * theProducts;

  G4ThreeVector GetRandomDirection();


};


inline G4KineticTrackVector * G4Absorber::GetAbsorbers()
{
  return theAbsorbers;
}

inline G4KineticTrackVector * G4Absorber::GetProducts()
{
  return theProducts;
}

#endif