TGo4RollingGraph.h

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// $Id$
//-----------------------------------------------------------------------
//       The GSI Online Offline Object Oriented (Go4) Project
//         Experiment Data Processing at EE department, GSI
//-----------------------------------------------------------------------
// Copyright (C) 2000- GSI Helmholtzzentrum fuer Schwerionenforschung GmbH
//                     Planckstr. 1, 64291 Darmstadt, Germany
// Contact:            http://go4.gsi.de
//-----------------------------------------------------------------------
// This software can be used under the license agreements as stated
// in Go4License.txt file which is part of the distribution.
//-----------------------------------------------------------------------
 
 
#ifndef TGO4ROLLINGGRAPH_H
#define TGO4ROLLINGGRAPH_H
 
#include "TGraphErrors.h"

class TGo4RollingGraph : public TGraphErrors
{
   public :
      TGo4RollingGraph();
      TGo4RollingGraph(Int_t NumPoints, Int_t UpdateInterval = 1);
 
      virtual ~TGo4RollingGraph();
 
      virtual void   Fill (Double_t value, Double_t xerror=-1, Double_t yerror=-1);
      void   Clear (Option_t *option = "") override;
 
      Int_t   GetNumPoints() const  { return fiNumPoints; }   
      Int_t   GetUpdateInterval() const  { return fiUpdateInterval; }   
 
   protected :
      void   NextBin ();
 
      Int_t      fiNumPoints{0};        
      Int_t      fiUpdateInterval{0};   
      Long64_t   fiCounter{0};          
      Double_t   fdSum{0};              
      Double_t   fdSumAveraged{0};      
 
   ClassDefOverride(TGo4RollingGraph, 1);
};
 
#endif