//=======================
//
// Class to represent a greyscale image
//

#ifndef __image__
#define __image__ 1

#include <vector>

class Image
{
private:

  int  m_date ;                  // Date at which picture recorded
  std::vector<int> m_pixels ;    // vector to hold pixel array intensity data

public:

  // Constructor
  Image( int date, std::vector<int> pixels ) ;

  // simple accessors
  virtual int size( ) ;                      // Number of pixels in image
  virtual int date( ) ;                      // Data at which image was recorded
  virtual int intensity( int position ) ;    // Intensity at a given position

  // To find peak pixel information in an image
  virtual int peakPosition( ) ;
  virtual int peakValue() ;

  // Image arithmetic
  virtual Image& operator+=( Image& rhs ) ;

  // Print out
  virtual void print() ;
};


#endif