NTupleSorter.h

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/* -*- c++ -*- */

#ifndef NTUPLESORTER_H
#define NTUPLESORTER_H

#include "pattern/libhippo.h"

#include <vector>

namespace hippodraw {

class NTuple;

class MDL_HIPPOPLOT_API NTupleSorter
{

private:

  NTupleSorter & operator = ( const NTupleSorter & );

  int m_column;

  bool m_increasing;

  NTuple * m_ntuple;

  void rowwiseCopy ( std::vector < std::vector < double > * > & row_copy );

public:

  NTupleSorter ( const NTupleSorter & );

  NTupleSorter ( NTuple * ntuple );

  virtual ~NTupleSorter () {}

  NTuple * getNTuple () const;

  void setSorting ( int column );

  void sort ( );

  void clear ();

  void addRow ( const std::vector < double > & row );

  virtual void eraseRow ( unsigned int index );

  unsigned int columns ( )  const;

  unsigned int rows ( ) const;

  const std::vector < double > & getRow ( unsigned int index ) const;

  bool operator () ( std::vector < double > * x,
                     std::vector < double > * y ) const;

};

} // namespace hippodraw

#endif // NTUPLESORTER_H