Histogram.hh

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/*
 * class Histogram
 *
 * $Date$
 * $Revision$
 *
 */

#ifndef HISTOGRAM_HH__
#define HISTOGRAM_HH__

#include "WTools/ImageInformation.hh"

class 
Histogram 
{
public:
  Histogram (Image &img, double dlt = 1.0);
  Histogram (ImageInformation &ii, double dlt = 1.0);
  ~Histogram (void);
  int at (int pos, coeff &lower);
  int at (coeff value);
  inline int size (void) { return m_nvals; }
  inline double delta (void) { return m_dlt; } 
  void update (void);
  void print (void);
  void add (coeff value, int number);
protected:
  Image *m_image;
  ImageInformation *m_data;
  ImageInformation *m_ii;
  double m_dlt;
  struct hist {
    coeff lower;
    coeff upper;
    int number;
  };
  struct hist *m_values;
  int m_nvals;
}; /* class Histogram */

#endif /* HISTOGRAM_HH__ */