/afs/cern.ch/work/a/aaltunda/public/www/CMSSW_5_3_13_patch3/src/EventFilter/Utilities/interface/AsciiRollingChart.h

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#ifndef EVENTFILTER_UTILITIES_ASCIIROLLINGCHART_H
#define EVENTFILTER_UTILITIES_ASCIIROLLINGCHART_H

#include "EventFilter/Utilities/interface/AsciiHisto.h"

#include <string>
#include <deque>

namespace evf{
  
  class AsciiRollingChart{
    
  public:
    AsciiRollingChart(std::string title, int nbins) : h_(title,nbins,0.,float(nbins)), roll_(nbins,0.)
    {
      
    }
    void flip(unsigned int ind, float x){
      if(ind==1){for(unsigned int i = 0; i < roll_.size(); i++) roll_[i]=0.;}
      if(ind<roll_.size())roll_[ind]=x;
      else{
        roll_.pop_front();
        roll_.push_back(x);
      }
      //h_.fill(&(roll_.front()));
      h_.fillDeque(roll_);
    }
    std::string &draw(){return h_.draw();}
      
  private:
    AsciiHisto h_;
    std::deque<float> roll_;
  };

}
#endif