//-----------------------------------------------------------
// Author List:
//     Piotr Hawranek UJ Cracow
//-----------------------------------------------------------

#ifndef PNDDCHDRIFTER_HH
#define PNDDCHDRIFTER_HH

#include <vector> 

#include "TString.h"
#include "TObject.h"

class PndDchDrifter: public TObject {
 public:
  static PndDchDrifter* Instance();
  static PndDchDrifter* Instance(TString filename, Double_t cellsize);
  ~PndDchDrifter(){;}
  Bool_t CalculateDriftTime(Double_t &time, Double_t distance) const ;
  Bool_t CalculateDistance(Double_t time, Double_t &distance) const ;
  void    Print(const Option_t* option="") const;
  
 protected:
  PndDchDrifter(TString fileName, Double_t cellSize);
  
 private:
  Double_t fCellSize;
  Int_t fNumberOfPoints;
  std::vector<Double_t> fDriftTime; // driftTime
  std::vector<Double_t> fDistance;  // distance from the wire
  static PndDchDrifter* fDrifterInstance;
  
  ClassDef(PndDchDrifter,1)
};

#endif