#pragma once
#ifndef CompositeDrawingObject_h__
#define CompositeDrawingObject_h__
#include "DrawingObject.h"

namespace NChart
{

class AFX_EXT_CLASS CCompositeDrawingObject :
	public CDrawingObject
{
public:
	CCompositeDrawingObject(void);
	virtual ~CCompositeDrawingObject(void);

	//鼠标点击测试
	virtual CDrawingObject* HitTest(const CPoint2D&  ptHit);
	virtual void SetVisible(bool visible);
	virtual void Draw(CXyDC &dc);
	virtual void	SetRegion(CRect8 rcRegion);
	virtual CRect8	GetRegion();		
				

	//子对象管理功能
	virtual void AddDrawObject(CDrawingObject*  pObject);
	size_t GetChildrenCount();
	CDrawingObject*  GetChild(size_t iIndex);
	void DeleteChild(size_t iIndex);
	void DeleteChild(CDrawingObject* pObject);
	void ClearObject();	
	CDrawingObject* GetSubObject(CString strObjectName);

	//自动根据子对象的范围调整父对象的范围
	virtual CRect8  CalObjectPos();			

protected:
	void    UnionRect(CRect8& rcDest,CRect8 rcSource);

protected:
	vector<CDrawingObject*>  m_SubObjectArray;
};

}//namespace

#endif // CompositeDrawingObject_h__