#ifndef ALIZDCHIT_H
#define ALIZDCHIT_H
/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
 * See cxx source for full Copyright notice                               */

////////////////////////////////////////////////
//  Hits classes for set ZDC                  //
////////////////////////////////////////////////

#include "AliHit.h"

class AliZDCHit : public AliHit {

public:
  AliZDCHit();
  AliZDCHit(Int_t shunt, Int_t track, Int_t *vol, Float_t *hits);
  //AliZDCHit(const AliZDCHit* oldhit) {*this=*oldhit;}
  AliZDCHit(const AliZDCHit &oldhit);
  virtual ~AliZDCHit() {}

  // Getters 
  virtual Int_t   GetVolume(Int_t i) const {return fVolume[i];}
  virtual Int_t   GetPDGCode() const	   {return fPDGCode;}
  virtual Float_t GetPrimKinEn() const     {return fPrimKinEn;}
  virtual Float_t GetXImpact() const       {return fXImpact;}
  virtual Float_t GetYImpact() const       {return fYImpact;}
  virtual Float_t GetSFlag() const         {return fSFlag;}
  virtual Float_t GetLightPMQ() const      {return fLightPMQ;}
  virtual Float_t GetLightPMC() const      {return fLightPMC;}
  virtual Float_t GetEnergy() const        {return fEnergy;}

  // Setters 
  virtual void SetVolume(Int_t i, Int_t val) {fVolume[i]=val;} 
  virtual void SetPDGCode(Int_t code)     {fPDGCode=code;}
  virtual void SetLightPMQ(Float_t value) {fLightPMQ=value;}
  virtual void SetLightPMC(Float_t value) {fLightPMC=value;}
  virtual void SetSFlag(Float_t value)    {fSFlag=value;}
  virtual void SetPrimKinEn(Float_t value){fPrimKinEn=value;}
  virtual void SetXImpact(Float_t value)  {fXImpact=value;}
  virtual void SetYImpact(Float_t value)  {fYImpact=value;}

  // Operators
  Int_t operator == (AliZDCHit &quad){
     Int_t i;
     if(fTrack!=quad.GetTrack()) return 0;
     for(i=0; i<2; i++) if(fVolume[i]!=quad.GetVolume(i)) return 0;
     return 1;
  }
  
  virtual AliZDCHit operator + (AliZDCHit &quad){
     fLightPMQ += quad.GetLightPMQ();
     fLightPMC += quad.GetLightPMC();
     fEnergy += quad.GetEnergy();
     return *this;
  }

  // Print method
  void Print(Option_t *) const;

protected:
  // Data members
  Int_t      fVolume[2];    //Array of volumes
  Float_t    fPrimKinEn;    //Primary particle energy
  Float_t    fXImpact;      //x-coord. of the impact point over the ZDC
  Float_t    fYImpact;      //y-coord. of the impact point over the ZDC
  Float_t    fSFlag;        //Secondary flag
  Float_t    fLightPMQ;     //Cerenkov light produced in each quadrant
  Float_t    fLightPMC;     //Cerenkov light seen by the common PM
  Float_t    fEnergy;       //Total energy deposited in eV
  Int_t      fPDGCode;	    //PDG code of particle in the ZDC
 

  ClassDef(AliZDCHit,2)  // Hits for the Zero Degree Calorimeters
};
 
#endif