//////////////////////////////////////////////////////////////////////////////
//文件: CItem类扩展
//主要功能: 
//		操作各类元素或完成一定的功能
//
//程序编写:		2006-12-07
//
//
/////////////////////////////////////////////////////////////////////////////

#pragma once
#include "ItemEllipse.h"

namespace NItem
{
class CItemCircle : public CItemEllipse
{
public:
	CItemCircle(CSigmaDoc * ppDoc);
	~CItemCircle(void);

	virtual void DoDrawOther(CDC* pDC, int nButton);
	virtual void DoLButtonUp(CDC* pDC);

	void OnLButtonDown(CDC *pDC, UINT nFlags, CPoint point, int vk) override;
	void OnLButtonUp(CDC *pDC, UINT nFlags, CPoint point, int vk) override;
	int OnMouseMove(CDC *pDC, UINT nFlags, CPoint point) override;
	BOOL OnKeyUp(UINT nChar, UINT nRepCnt, UINT nFlags) override;
	BOOL OnSetCursor(CWnd* pWnd, UINT nHitTest, UINT message) override;
	CPoint2D m_downPoint;
	CPoint2D m_upPoint;
};

};