/************************************************************
  文件名: MapLayers.h
  
  作者:   錢軍洪       Version : 1.0          Date: 2002/12/21
  
  類描述: 地圖圖層數據集合管理
  
  郵件地址：Visual20@sohu.com
***********************************************************/

#ifndef _MAP_LAYERS_H_
#define _MAP_LAYERS_H_

#include "MapLayer.h"

class CMapLayers {


public:
	CMapLayers();
	~CMapLayers();

// Attributes
public:
	short GetCount();
	void SetCount(short);
	void GetAllExtent(CMapRectangle& rc);

// Operations
public:
	CMapLayer* GetAt(short sIndex);
	BOOL Add(CMapLayer* pMapLayer);
	void Remove(short sIndex);
	void Clear();
	void MoveTo(short fromIndex, short toIndex);
	void MoveToTop(short sIndex);
	void MoveToBottom(short sIndex);


private:
	CArray<CMapLayer*,CMapLayer*> m_Layers; //存儲圖層集合對象


};

#endif //_MAP_LAYERS_H_