//-----------------------------------------------------------------------------
//  Mar 26 2001 P.Murat
//-----------------------------------------------------------------------------
#ifndef STNTUPLE_TObsvVertex
#define STNTUPLE_TObsvVertex

#ifdef __GNUG__
#pragma interface
#endif

#include "TLorentzVector.h"

class TObsvVertex : public TLorentzVector {
protected:
  Int_t            fMother;
  Int_t            fFirstDaughter;
  Int_t            fLastDaughter;
public:
//------------------------------------------------------------------------------
//  functions
//------------------------------------------------------------------------------
				// ****** constructors and destructor
  TObsvVertex();
  TObsvVertex(Int_t   IVert, 
	      Float_t Vx, Float_t Vy, Float_t Vz, Float_t Time,
	      Int_t   Mother, 
	      Int_t   FirstDaughter,
	      Int_t   LastDaughter);

  virtual ~TObsvVertex();
//-----------------------------------------------------------------------------
// init methods
//-----------------------------------------------------------------------------
  int Init(Int_t   IVert, 
	   Float_t Vx, Float_t Vy, Float_t Vz, Float_t Time,
	   Int_t   Mother, 
	   Int_t   FirstDaughter,
	   Int_t   LastDaughter);
//-----------------------------------------------------------------------------
// accessors
//-----------------------------------------------------------------------------
  Int_t             Number       () const { return GetUniqueID();      }
  Int_t             Mother       () const { return fMother; }
  Int_t             FirstDaughter() const { return fFirstDaughter; }
  Int_t             LastDaughter () const { return fLastDaughter; }
  Int_t             NDaughters   () const { return fLastDaughter-fFirstDaughter+1;}
//-----------------------------------------------------------------------------
// overloaded methods of TObject
//-----------------------------------------------------------------------------
  void     Print(Option_t* opt = "") const;

  ClassDef(TObsvVertex,1)
};

#endif