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// $Id: B4dEventAction.hh 75215 2013-10-29 16:07:06Z gcosmo $
//
/// \file B4dEventAction.hh
/// \brief Definition of the B4dEventAction class

#ifndef B4dEventAction_h
#define B4dEventAction_h 1

#include "G4UserEventAction.hh"

#include "G4THitsMap.hh"
#include "globals.hh"

/// Event action class
///
/// In EndOfEventAction(), it prints the accumulated quantities of the energy 
/// deposit and track lengths of charged particles in Absober and Gap layers 
/// stored in the hits collections.

class B4dEventAction : public G4UserEventAction
{
public:
  B4dEventAction();
  virtual ~B4dEventAction();

  virtual void  BeginOfEventAction(const G4Event* event);
  virtual void    EndOfEventAction(const G4Event* event);
    
private:
  // methods
  G4THitsMap<G4double>* GetHitsCollection(G4int hcID,
                                          const G4Event* event) const;
  G4double GetSum(G4THitsMap<G4double>* hitsMap) const;
  void PrintEventStatistics(G4double absoEdep, G4double absoTrackLength,
                            G4double gapEdep, G4double gapTrackLength) const;
  
  // data members                   
  G4int  fAbsoEdepHCID;
  G4int  fGapEdepHCID;
  G4int  fAbsoTrackLengthHCID;
  G4int  fGapTrackLengthHCID;
};
                     
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......

#endif

    
