/*
#ifndef __pHistogram_h__
#define __pHistogram_h__

// --------------------------------------------------------------------------------------------
// WX headers inclusion.
// For compilers that support precompilation, includes <wx/wx.h>.
// --------------------------------------------------------------------------------------------

#include <wx/wxprec.h>
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#ifndef WX_PRECOMP
#include <wx/wx.h>
#endif
*/

//--------------------------------------------------------------------------------------------
// Includes
//--------------------------------------------------------------------------------------------

//---------------------
// VTK
//---------------------

#include "vtkImageData.h"
#include "vtkMetaImageReader.h"


//-----------------
// C++
//-----------------
#include <iostream>
#include <string>
#include <vector>
//--------------------------------------------------------------------------------------------
// Class definition
//--------------------------------------------------------------------------------------------

class pHistogram //:public wxObject
{

	//----------------------------------------------------------------------------------------
	// Methods definition
	//----------------------------------------------------------------------------------------
	public:
		
		/*
		 Constructor
		*/
		pHistogram(std::string filePath);
		/*
		 Constructor
		*/
		pHistogram(vtkImageData* imageData);
		~pHistogram();
		/*
		 @param filePath: is the path where the image is 
		*/
		void setImagePath(std::string filePath);
		/*
		 Return the points of the histogram of the image
		*/
		std::vector <int> getPoints();
		/*
		 Calculate the histogram and save it in the attribute points
		 it is used if the user had given the file's path
		*/
//private:	
		void buildHistogram();
		/*
		 Calculate the histogram and save it in the attribute points
		 it is used if the user had given the imageData
		*/
		void buildHistogram(vtkImageData* imageData);
		/*
		getting ready the points
		*/
		void initializePoints(int xDimension);
		/*
		constructing the histogram
		*/
		void setPoints(vtkImageData* imageData);
		/*
		Returns the poins of the histograms
		*/
		vtkImageData* getHistogram();
		/*
		  hash por getting the index for the histogram vector of the original
		  image
		*/
		int getIndex(int gValue);
		/*
		Setting the size
		*/
		void setSize(int nSize);
		/*
		 Get Image Size
		*/
		int getImageSize();
		/*
		 Get Size of the histogram
		*/
		int getSize();
		/*
		 Get the maximum value of grey of the histogram
		*/
		int getMaximumLevelOfGrey();
		/*
		 Get the minimum value of grey of the histogram
		*/
		int getMinimumLevelOfGrey();
		/*
		get a point of the Histogram
		given the grey value
		*/
		int getHistogramPoint(int gValue);


	//----------------------------------------------------------------------------------------
	// Attributes declaration
	//----------------------------------------------------------------------------------------
	private: 
		/*
		 Points of the histogram of 
		 the image
		*/
		vtkImageData* points;
		/*
		 The path of the image
		*/
		std::string path;
		/*
		 the size of histogram vector
		*/
		int size;
		/*
		 Maximum Level of grey
		*/
		int maxLevelOfGrey;
		/*
		 Minimum Level of grey
		*/
		int minLevelOfGrey;
		/*
		 image size
		*/
		int sizeImage;

	//DECLARE_CLASS (pHistogram)
};

//#endif