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#ifndef HcalTestBeam_HcalTB04Analysis_H
#define HcalTestBeam_HcalTB04Analysis_H
// -*- C++ -*-
//
// Package:     HcalTestBeam
// Class  :     HcalTB04Analysis
//
//
// Original Author:  Sunanda Banerjee
//         Created:  Thu May 18 10:14:34 CEST 2006
// $Id: HcalTB04Analysis.h,v 1.4 2006/11/13 10:32:14 sunanda Exp $
//
  
// system include files
#include <iostream>
#include <memory>
#include <vector>
#include <string>
 
// user include files
#include "SimG4Core/Watcher/interface/SimProducer.h"
#include "SimG4Core/Notification/interface/Observer.h"
 
#include "SimG4CMS/Calo/interface/HcalQie.h"
#include "SimG4CMS/HcalTestBeam/interface/HcalTB04Histo.h"

#include "SimDataFormats/CaloHit/interface/CaloHit.h"
#include "SimDataFormats/HcalTestBeam/interface/PHcalTB04Info.h"

#include "G4Step.hh"
#include "G4Track.hh"
#include "G4ThreeVector.hh"

#include <boost/cstdint.hpp>

class BeginOfRun;
class BeginOfEvent;
class EndOfEvent;

class PHcalTB04Info;

class HcalTB04Analysis : public SimProducer,
                         public Observer<const BeginOfRun *>,
                         public Observer<const BeginOfEvent *>,
                         public Observer<const EndOfEvent *>,
                         public Observer<const G4Step *> {

public:

  HcalTB04Analysis(const edm::ParameterSet &p);
  virtual ~HcalTB04Analysis();

  virtual void produce(edm::Event&, const edm::EventSetup&);

private:

  HcalTB04Analysis(const HcalTB04Analysis&); // stop default
  const HcalTB04Analysis& operator=(const HcalTB04Analysis&);
 
  void  init();
 
  // observer methods
  void update(const BeginOfRun * run);
  void update(const BeginOfEvent * evt);
  void update(const G4Step * step);
  void update(const EndOfEvent * evt);

  //User methods
  void fillBuffer(const EndOfEvent * evt);
  void qieAnalysis();
  void xtalAnalysis();
  void finalAnalysis();
  void fillEvent(PHcalTB04Info&);

  void   clear();
  int    unitID(uint32_t id);
  double scale(int det, int layer);
  double timeOfFlight(int det, int layer, double eta);

private:

  HcalQie*                   myQie;
  HcalTB04Histo*             histo;

  // to read from parameter set
  bool                       hcalOnly;
  int                        mode, type;
  double                     ecalNoise, beamOffset;
  int                        iceta, icphi;
  double                     scaleHB0, scaleHB16, scaleHO, scaleHE0;
  std::vector<std::string>   names;
  G4RotationMatrix*          beamline_RM;

  // Constants for the run
  int                        count;
  int                        nTower, nCrystal;
  std::vector<int>           idHcal, idXtal;
  std::vector<uint32_t>      idTower, idEcal;
    
  // Constants for the event
  int                        nPrimary, particleType;
  double                     pInit, etaInit, phiInit;
  std::vector<CaloHit>       ecalHitCache;
  std::vector<CaloHit>       hcalHitCache, hcalHitLayer;
  std::vector<double>        esimh, eqie, esime, enois;
  std::vector<double>        eseta, eqeta, esphi, eqphi, eslay, eqlay;
  double                     etots, eecals, ehcals, etotq, eecalq, ehcalq;

  bool                       pvFound;
  int                        evNum, pvType;
  G4ThreeVector              pvPosition, pvMomentum, pvUVW;
  std::vector<int>           secTrackID, secPartID;
  std::vector<G4ThreeVector> secMomentum;
  std::vector<double>        secEkin;
  std::vector<int>           shortLivedSecondaries;
};

#endif