#pragma once
#include "mousetool.h"
class CMouseToolMeasure :public CMouseTool
{
public:
	CMouseToolMeasure(void);
	~CMouseToolMeasure(void);
	virtual void OnLButtonDown(UINT nFlags, CPoint point,CClientDC &dc);
	virtual void OnLButtonUp(UINT nFlags, CPoint point,CClientDC &dc);
	virtual void OnMouseMove(UINT nFlags, CPoint point,CClientDC &dc);
	virtual void OnEscapeKey();
	virtual void OperateOver();
private:
       double                m_Dis;//¾àÀë
};