//-----------------------------------------------------------------------------+
// Copyright (C), 1998-2007, Beijing Tangent Software Co. Ltd.
// = FileName	:   TPtList.h
// = Version	:   ver2.0
// = Author		:   xlc
// = CreateDate	:   2002-09-09
// = Description:   几何计算数据结构类的声明
// = Maintainers: 
//                  
//-----------------------------------------------------------------------------+
#ifndef _TPTLIST_H_
#define _TPTLIST_H_

#ifndef _TPGEGLIST_H_
#include "TPGeGList.h"
#endif

#ifndef _TGPOINT_H_
#include "TGPoint.h"
#endif

#ifndef _TGMLINE2D_H_
#include "TGMLine2D.h"
#endif

#ifndef _TLIST_H_
#include "TList.h"
#endif

class TGPolygon2D;
class TGPolygonEx2D;

class GEOAPI TPtList : public TPGeGList< TGPoint >
{
public:

	TPtList();

	TPtList(const TGPoint& pt);

	TPtList(const TGMLine2D& mLine);

	virtual ~TPtList();

	TPtList *Next()const;

	TPtList *GetTail()const;

	//返回新长度,去除相邻相同点
	long RemoveDupPoint(TList<TPtList*> &delList);

	long RemoveDupPoint();

	TGMLine2D *NewMLine2D()const;

	TGPolygon2D* NewPolygon2D()const;

	TGPolygonEx2D* NewLFace2D()const;

	bool operator >(const TPtList&)const;

	bool operator <(const TPtList&)const;
	
	bool operator ==(const TPtList& pt)const;
	
	bool operator !=(const TPtList& pt)const;
	
	bool MakeMLine2D(TGMLine2D& mLine,bool bReverse = false)const;
};

#endif