#pragma once
#include <afxwin.h>

class RubberLine
{
public:
	RubberLine();
	void SetOriginPoint(const CPoint & originPt);
	void Draw(CDC * pDC, CPoint & motionPt);
	void Erease(CDC * pDC);
private:
	CPoint m_originPt;
	CPoint m_oldMotionPt;
	bool   m_firstDraw;
};