/**
 * \file ExtTrkingAlg.h
 * \author Elena Vannuccini
 */
#ifndef exttrkingalg_h
#define exttrkingalg_h

// PAMELA classes
#include <TrkLevel1.h>
#include <TrkLevel2.h>

#include <ToFLevel2.h>

#include <CaloLevel1.h>
#include <CaloLevel2.h>

//#include <ExtTrack.h>

// ROOT classes
#include <TClonesArray.h>



#include <stdlib.h>
#include <map>
#include <iostream>
#include <iomanip>

class ExtTrkingAlg : public TObject {

private:

  Int_t  _whichAlg;         ///< algorythm id


  TClonesArray *_trkArray; ///< array of tracks
  
  TrkLevel1*  _trk_l1; 
  TrkLevel2*  _trk_l2;
  
  CaloLevel1* _cal_l1;
  CaloLevel2* _cal_l2;

  ToFLevel2*  _tof_l2;

  
  Int_t _sel_nClstrMAX;  ///< selection parameter: maximum number of cluster
  Int_t _sel_nPlaneXMIN; ///< selection parameter: minimum number of hit x-views
  Int_t _sel_nPlaneYMIN; ///< selection parameter: minimum number of hit y-views

  Int_t _alg_nClFixX;     ///< algorythm parameter: n.hits required on X view
  Int_t _alg_nClFixY;     ///< algorythm parameter:n.hits required on X view
  Int_t _alg_nTrackMAX; ///< algorythm parameter: maximum num. of track candidates

  Bool_t _debug;

public:

  void Reset();                         ///< Reset the algorythm
  void Clear(Option_t* option = "");    ///< Clear the event
  void Delete(){ delete _trkArray; };

  ExtTrkingAlg(Int_t id=0);
  //  ExtTrkingAlg(){ ExtTrkingAlg(0); };  
  ~ExtTrkingAlg(){ Delete(); };

  //  ExtTrkingAlg(Int_t id);

  void SetTrkLevel1( TrkLevel1* trkl1 = NULL )   { _trk_l1  = trkl1;};
  void SetTrkLevel2( TrkLevel2* trkl2 = NULL )   { _trk_l2  = trkl2; };
  void SetToFLevel2( ToFLevel2* tofl2 = NULL )   { _tof_l2  = tofl2; };
  void SetCaloLevel1( CaloLevel1* call1 = NULL ) { _cal_l1  = call1; };
  void SetCaloLevel2( CaloLevel2* call2 = NULL ) { _cal_l2  = call2; };

  Bool_t CheckEvent();                        ///< pre-selection
  void ProcessEvent(Bool_t force = false);    ///< apply tracking algorythm

  TClonesArray *GetTrackArray(Bool_t reset = false);

  void SetSelectionParams(double* par);
  void SetAlgorythmParams(double* par);

  void SetDebug(Bool_t dbg = false){ _debug = dbg; };

  void Dump();

  TClonesArray** GetPointerToTrackArray(){ return &_trkArray; };

};



#endif