//-----------------------------------------------------------
// File and Version Information:
// $Id$
//
// Description:
//      Storage of all available PID information for a 
//      given track
//     
//
//
// Environment:
//      Software developed for GEM-TPC detector in FOPI.
//
// Author List:
//      Felix Boehmer    TUM            (original author)
//
//
//-----------------------------------------------------------


#ifndef FOPIPIDINFO_HH
#define FOPIPIDINFO_HH


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


class FopiPidInfo : public TObject {

  friend class FopiPidHub;  //grants access to getVal()

 public :
  FopiPidInfo(unsigned int runNr);
  virtual ~FopiPidInfo() {;}
  
  void setTpcdEdx(double val, double calibOffset=0.); 
  void setCdcdEdx(double val, double calibOffset=0.);
  void setBarVel(double val, double calibOffset=0.);
  void setRpcVel(double val, double calibOffset=0.);


  double getTpcdEdx() const;   
  double getCdcdEdx() const;   
  double getBarVel() const;    
  double getRpcVel() const;   
  
  unsigned int getRunNr() const;
  
  bool hasTpc() const {return fHasTpc;}
  bool hasCdc() const {return fHasCdc;}
  bool hasBar() const {return fHasBar;}
  bool hasRpc() const {return fHasRpc;}

  void clear();

 protected:
  //detID: 'tpc', 'cdc', 'bar', 'rpc'
  double getVal(const TString& detID) const;
  double getCO(const TString& detID) const;
  void setVal(const TString& detID, double val, double CO=0.);
  bool hasVal(const TString& detID) const;


 private :
  double fTpcdEdx;
  double fCdcdEdx;
  double fBarVel;
  double fRpcVel;

  double fTpcdEdxCO;   //calibration offsets
  double fCdcdEdxCO;
  double fBarVelCO;
  double fRpcVelCO;
  

  bool fHasTpc;
  bool fHasCdc;
  bool fHasBar;
  bool fHasRpc;

  unsigned int fRun;  //for calibration information


 public :
  ClassDef(FopiPidInfo,1)

};

#endif