// -------------------------------------------------------------------------
// -----                     CbmHypGe header file                        -----

// -------------------------------------------------------------------------

#ifndef PNDHYPGE_H
#define PNDHYPGE_H

#include "TClonesArray.h"
#include "TVector3.h"
#include "TLorentzVector.h"
#include "FairDetector.h"
#include "PndGeoHypGePar.h"
//#include "GeCluster.h"



using namespace std;


class TClonesArray;
class PndHypGePoint;
//class PndHypGesciPoint;
class FairVolume; 

class PndHypGe : public FairDetector 
{

 public:

  /** Default constructor **/
  PndHypGe();


  /** Standard constructor.
   *@param name    detetcor name
   *@param active  sensitivity flag
   **/
  PndHypGe(const char* name, Bool_t active);


  /** Destructor **/
  virtual ~PndHypGe();


  /** Virtual method Initialize
   ** Initialises detector. Stores volume IDs for MUO detector and mirror.
   **/
  virtual void Initialize();


  /** Virtual method ProcessHits
   **
   ** Defines the action to be taken when a step is inside the
   ** active volume. Creates PndHypGePoints and PndHypGeMirrorPoints and adds 
   ** them to the collections.
   *@param vol  Pointer to the active volume
   **/
  virtual Bool_t ProcessHits(FairVolume* vol = 0);


  /** Virtual method EndOfEvent
   **
   ** If verbosity level is set, print hit collection at the
   ** end of the event and resets it afterwards.
   **/
  virtual void EndOfEvent();


  virtual void BeginEvent();
  /** Virtual method Register
   **
   ** Registers the hit collection in the ROOT manager.
   **/
  virtual void Register();


  /** Accessor to the hit collection **/
  virtual TClonesArray* GetCollection(Int_t iColl) const;


  /** Virtual method Print
   **
   ** Screen output of hit collection.
   **/
  virtual void Print() const;    


  /** Virtual method Reset
   **
   ** Clears the hit collection
   **/
  virtual void Reset();


  /** Virtual method CopyClones
   **
   ** Copies the hit collection with a given track index offset
   *@param cl1     Origin
   *@param cl2     Target
   *@param offset  Index offset
   **/
  virtual void CopyClones(TClonesArray* cl1, TClonesArray* cl2,
			  Int_t offset);


  /** Virtual method Construct geometry
   **
   **/

 

  virtual void ConstructGeometry();
  

  void ConstructHPGeGeometry();
  

  PndHypGePoint* AddHit(Int_t trackID, Int_t evtID, Int_t pdgCode,
			Int_t charge,TVector3 pos, TVector3 mom,
		      Double_t tof, Double_t length, Double_t eLoss,
		      Short_t copy);

  PndHypGePoint* AddsciGeHit(Int_t trackID, Int_t evtID,  Int_t pdgCode,	
			     Int_t charge,TVector3 pos, TVector3 mom,
			     Double_t tof, Double_t length, Double_t eLoss,
			     Short_t copy);
   
  /** Setting distance to interaction point **/

  void SetDisIP(Double_t dist)
  {
    fdist = dist; // cm
  }

  void SetPathGeo(TString pgeo)
  {
    fPathGeo = pgeo.Data();
  }

 private:
  
  std::vector<std::string> fListOfSensitives;
  bool CheckIfSensitive(std::string name);

  PndGeoHypGePar *par;
 Int_t fpdgCode; 
 Int_t fcharge;
 
  Int_t          fTrackID;           //  track index
  Int_t          fVolumeID;          //  volume id
  Int_t          fEventID;           //  event id
  TLorentzVector fPos;               //  position
  TLorentzVector fMom;               //  momentum
  Double32_t     fTime;              //  time
  Double32_t     fLength;            //  length
  Double32_t     fELoss;             //  energy loss
  Int_t fPosIndex;      // 
  Short_t fnCopy;
  Double_t fdist;
  TString fPathGeo;

  //Int_t volDetector;     //  MC volume ID of MUO
  
  TClonesArray* fHypGeCollection;        // Hit collection
  TClonesArray* fHypGesciCollection;        // Hit collection
  //TClonesArray* fHypGecapCollection;        // Hit collection 
  // reset all parameters   
  void ResetParameters();

  ClassDef(PndHypGe,3)

}; 


#endif