//
// ********************************************************************
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//
// $Id: ExN05EMShowerModel.hh,v 1.8 2003/06/16 16:49:59 gunter Exp $
// GEANT4 tag $Name: geant4-05-02-patch-01 $
//
// 
//----------------------------------------------
// Parameterisation of e+/e-/gamma producing hits
// The hits are the same as defined in the detailed
// simulation.
//----------------------------------------------
#ifndef ExN05EMShowerModel_h
#define ExN05EMShowerModel_h 1

#include "ExN05EnergySpot.hh"

#include "G4VFastSimulationModel.hh"
#include "G4Step.hh"
#include "G4TouchableHandle.hh"
#include <vector>

class ExN05EMShowerModel : public G4VFastSimulationModel
{
public:
  //-------------------------
  // Constructor, destructor
  //-------------------------
  ExN05EMShowerModel (G4String, G4LogicalVolume*);
  ExN05EMShowerModel (G4String);
  ~ExN05EMShowerModel ();

  //------------------------------
  // Virtual methods of the base
  // class to be coded by the user
  //------------------------------

  // -- IsApplicable
  G4bool IsApplicable(const G4ParticleDefinition&);
  // -- ModelTrigger
  G4bool ModelTrigger(const G4FastTrack &);
  // -- User method DoIt
  void DoIt(const G4FastTrack&, G4FastStep&);

private:
  void AssignSpotAndCallHit(const ExN05EnergySpot &eSpot);
  void FillFakeStep(const ExN05EnergySpot &eSpot);
  void Explode(const G4FastTrack&);
  void BuildDetectorResponse();
  
private:  
  G4Step                         *fFakeStep;
  G4StepPoint                    *fFakePreStepPoint, *fFakePostStepPoint;
  G4TouchableHandle              fTouchableHandle;
  G4Navigator                    *fpNavigator;
  G4bool                         fNaviSetup;

  std::vector<ExN05EnergySpot> feSpotList;

};
#endif