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/// \file eventgenerator/HepMC/HepMCEx01/include/ExN04StackingAction.hh
/// \brief Definition of the ExN04StackingAction class
//
// $Id: ExN04StackingAction.hh 77801 2013-11-28 13:33:20Z gcosmo $
//

#ifndef ExN04StackingAction_H
#define ExN04StackingAction_H 1

#include "globals.hh"
#include "G4ThreeVector.hh"
#include "G4UserStackingAction.hh"
#include "ExN04TrackerHit.hh"
#include "ExN04MuonHit.hh"

class G4Track;
class ExN04StackingActionMessenger;

class ExN04StackingAction : public G4UserStackingAction {
public:
  ExN04StackingAction();
  virtual ~ExN04StackingAction();

  virtual G4ClassificationOfNewTrack ClassifyNewTrack(const G4Track* aTrack);
  virtual void NewStage();
  virtual void PrepareNewEvent();

  inline void SetNRequestMuon(G4int val) { reqMuon = val; }
  inline G4int GetNRequestMuon() const { return reqMuon; }
  inline void SetNRequestIsoMuon(G4int val) { reqIsoMuon = val; }
  inline G4int GetNRequestIsoMuon() const { return reqIsoMuon; }
  inline void SetNIsolation(G4int val) { reqIso = val; }
  inline G4int GetNIsolation() const { return reqIso; }
  inline void SetRoIAngle(G4double val) { angRoI = val; }
  inline G4double GetRoIAngle() const { return angRoI; }

private:
  G4bool InsideRoI(const G4Track * aTrack,G4double ang);
  G4VHitsCollection* GetCollection(G4String colName);

  ExN04TrackerHitsCollection* trkHits;
  ExN04MuonHitsCollection* muonHits;
  ExN04StackingActionMessenger* theMessenger;

  G4int stage;
  G4int reqMuon;
  G4int reqIsoMuon;
  G4int reqIso;
  G4double angRoI;
};

#endif
