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// $Id: G4empCrossSection.hh,v 1.1 2009/06/17 16:39:55 mantero Exp $
// GEANT4 tag $Name: geant4-09-04-ref-00 $
//
//         
//
// History:
// -----------
//  21 Apr 2009   ALF  1st implementation
//
// -------------------------------------------------------------------

// Class description:
// Low Energy Electromagnetic Physics, Cross section, p ionisation, K shell
// Further documentation available from http://www.ge.infn.it/geant4/lowE

// -------------------------------------------------------------------


#ifndef G4EMPCROSSSECTION_HH
#define G4EMPCROSSSECTION_HH 1

#include "globals.hh"
#include "G4VhShellCrossSection.hh"
#include "G4PaulKCrossSection.hh"
#include "G4OrlicLiCrossSection.hh"

class G4empCrossSection : public G4VhShellCrossSection 
{
public:

  G4empCrossSection();

  ~G4empCrossSection();
			     

  std::vector<G4double> GetCrossSection(G4int Z,
					G4double incidentEnergy,
					G4double mass,
					G4double deltaEnergy,
					G4bool testFlag = false) const;

  std::vector<G4double> Probabilities(G4int Z,
				      G4double incidentEnergy,
				      G4double mass,
				      G4double deltaEnergy) const;
  
  
  void SetTotalCS(G4double);
  
  
  
private:
  
  G4double totalCS;
              
  G4PaulKCrossSection*  paulShellK;
  G4OrlicLiCrossSection* orlicShellLi;  
			
			
  G4empCrossSection(const G4empCrossSection&);
  G4empCrossSection & operator = (const G4empCrossSection &right);
  
};

#endif
