#pragma once
#include "common.h"
#include "T2SpriteObj.h"

class AFX_CLASS_EXPORT T2Sprite : protected CList<T2SpriteObj *, T2SpriteObj *> {
public:
	T2Sprite();
	virtual ~T2Sprite();

	enum ELayer {
		ELayer_0,
		ELayer_1,
		ELayer_2,
		ELayer_3,
		ELayer_4,
		ELayer_5,
		ELayer_6
	};

	void AllClear();
	int NewSprite(T2ImageObj& imageObj, const CString& name, int layer);
	void DeleteSprite(int index);
	void ShowSprite(int index, BOOL show);
	void ChangePattern(int index, int pattern);
	void MoveSprite(int index, POINT pt);
	void UpdateSprite(int index);
	void GetSpriteRect(int index, RECT& outRect);
	void GetUpdateRect(RECT* outRect, int factor);
	void DrawLayer(T2BitImage* dest, int layer, int factor);
	void DrawSprite(T2BitImage* dest, T2SpriteObj* obj, int factor);

private:
	T2SpriteObj* FindObj(int index);
	void AddUpdateRect(T2SpriteObj* obj, POINT pt);

	RECT mUpdateRect;

    friend class T2TowerDoc;
};