#ifndef TBsueHit_hh
#define TBsueHit_hh

#include "TObject.h"

class TStnDataBlock;
class AbsEvent;

class TBsueHit : public TObject {

  friend Int_t StntupleInitBsuDataBlock(TStnDataBlock* block, 
					AbsEvent*      event, 
					int            mode);

					// bits 0-7 are used by the system,
					// use bit8 as "used" flag
					// or ROOT is using bits 24-31???
  enum  {kUsedBit = BIT(9) };

protected: 
  Float_t  fTDCTime;			// 
  Int_t    fSideNumber;			// east=0, west=1
  Int_t    fWedgeNumber;		// 0-23
  Int_t    fLayerNumber;		// 0-3
  Int_t    fStackNumber;		// 0-5
  Int_t    fMcId;                       // MC Obsp
//   Int_t    fChamberNumber;		// 0-1
//-----------------------------------------------------------------------------
public:
  TBsueHit();
  virtual ~TBsueHit();
					// ****** accessors

  Float_t&  TDCTime      () { return fTDCTime;       }
  Int_t&    SideNumber   () { return fSideNumber;    }
  Int_t&    WedgeNumber  () { return fWedgeNumber;   }
  Int_t&    LayerNumber  () { return fLayerNumber;   }
  Int_t&    StackNumber  () { return fStackNumber;   }
  Int_t&    McId         () { return fMcId;          }
//   Int_t&    ChamberNumber() { return fChamberNumber; }
//   Int_t     WireNumber   () const { return fChamberNumber+2*fStackNumber; }
  Int_t     Used         () const { return TestBit(kUsedBit); }

					// ****** modifiers

  void      SetUsed() { SetBit(kUsedBit); }

					// ****** overloaded methods of 
					// TObject
  void Print(Option_t* opt = "") const;

  ClassDef (TBsueHit,1)
};

#endif