#pragma once

class CScatteredTrace;
struct SCATTEREDDATAINDEX;

//插值器
class  CInterpolator
{
public:
	CInterpolator();
	~CInterpolator();
//Attributes
private:
	CScatteredTrace* m_pScatteredData;
	int m_iCalculateMethod; 
	//   差值类型				
	//0--枚举插值
	//1--距离平方反比加权平均
	//2--距离反比加权平均
	//3--二次曲面
	int m_iInterpolatePointCount;

	/*用于插值的若干个点(考虑了距离及其它因素)*/
	SCATTEREDDATAINDEX* m_pInterpolateDataIndex;

//Operations
public:
	void SetScatteredData(CScatteredTrace* pScatteredData);
	void SetCalculateMethod(int iMethod);
	int GetInterpolatePoint();
	void SetInterpolatePoint(int iValue);
	SCATTEREDDATAINDEX* GetInterpolateDataIndexArray();	

	double Interpolate(double x,double y,int iType,double* pDataArray=NULL);
private:
	double Interpolate0(double x,double y,int iType,double* pDataArray);
};