ProjectorHelper.h

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/* -*- mode: c++ -*- */

#ifndef _ProjectorHelper_H_
#define _ProjectorHelper_H_

#include "functions/FunctionHelper.h"

namespace hippodraw {

class DataSource;

class MDL_HIPPOPLOT_API ProjectorHelper : public FunctionHelper
{

private:
  const DataSource * m_ntuple;

public:

  ProjectorHelper ( const DataSource * ntuple );

  virtual int size () const;

  virtual double getTotal () const;

  virtual double minCoord () const;

  virtual double maxCoord () const;

  virtual double minValue () const;

  virtual double maxValue () const;

  virtual double meanValue () const;
  
  virtual double meanCoord () const;

  virtual double stdCoord () const;
  
  virtual double valueAt( double x ) const;
  
};

} // namespace hippodraw

#endif // _ProjectorHelper_H_