#pragma once
#include "afx.h"
namespace OTSIMGPROC 
{
	enum GrayPeakType
	{
		leftBias = 1,
		peakInMiddle=2,
		rightBias=3,
		normalPeak=4,
		smallPeak=5

	};
	class MyGreyPeak
	{

	public:
		int start;
		int end;
		int peakPos;
		int peakValue;
		int valleyValue;
		int allNoneZeroGreyLevelNum;//valid grey level number
		int maxPeakvalue;//max peak of all the peak
		long area;
		MyGreyPeak* nextRng;
		MyGreyPeak* preRng;
		int GetSpan()
		{
			return end - start;
		}
		int GetDvalue()
		{
			return peakValue - valleyValue;
		}
		GrayPeakType GetPeakType()
		{
			GrayPeakType peakType;//1:left bias 2:peak in middle 3:right bias.4:big peak,5:small peak
			double leftBias = peakPos - start;
			double rightBias = end - peakPos;
			double proportion = leftBias / rightBias;
			double dvalue = (double)GetDvalue();
			double span = (double)GetSpan();
			double spanProportion = span / allNoneZeroGreyLevelNum;
			double dpeak = peakValue;
			double peakProportion = dpeak / maxPeakvalue;
			double dvalueProportion = dvalue / maxPeakvalue;
			if (nextRng == NULL)
			{
				 peakType=GrayPeakType::normalPeak;
			}

			if (peakProportion < 0.1 && spanProportion < 0.05)
			{
				peakType = GrayPeakType::smallPeak;
			}


			if (proportion > 0.66 && rightBias <= 1)
			{
				peakType =GrayPeakType::rightBias;
			}
			else if (proportion < 0.33 && leftBias <= 1)
			{
				peakType = GrayPeakType::leftBias;
			}
			else
			{
				peakType = GrayPeakType::peakInMiddle;


			}
			if (dvalueProportion >= 0.1 && peakType == 2)
			{
				peakType=GrayPeakType::normalPeak;
			}
			if (spanProportion >= 0.1 && peakType == 2)
			{
				peakType=GrayPeakType::normalPeak;
			}
			return peakType;


		}
		void MergePeak(MyGreyPeak* curRange)//merge the invalid range into adjacent range.
		{
			area += curRange->area;
			if (curRange->peakValue > peakValue)
			{
				peakValue = curRange->peakValue;
				peakPos = curRange->peakPos;

			}
			if (curRange->valleyValue < valleyValue)
			{
				valleyValue = curRange->valleyValue;
			}
			if (curRange->end > end)//curRange is on the right of this range.
			{
				end = curRange->end;
				nextRng = curRange->nextRng;
				if (nextRng != NULL)
				{
					nextRng->preRng = this;
				}

				delete curRange;

			}
			else//curRange is on the left of this range.
			{
				start = curRange->start;
				preRng = curRange->preRng;
				if (preRng != NULL)
				{
					preRng->nextRng = curRange->nextRng;
				}

				delete  curRange;
			}


		}

		static BOOL MergeGreyPeaks(MyGreyPeak* firstRng, MyGreyPeak*& resultFirstRng);

	};
	
}