//-----------------------------------------------------------------------------+
// Copyright (C), 1998-2007, Beijing Tangent Software Co. Ltd.
// = FileName	:   TGMLine3D.h
// = Version	:   ver2.0
// = Author		:   xlc
// = CreateDate	:   2002-09-09
// = Description:   类的声明 空间直多段线
// = Maintainers: 
//                  
//-----------------------------------------------------------------------------+
#ifndef _TGMLINE3D_H_
#define _TGMLINE3D_H_

#ifndef _TPGECURVE3D_H_
#include "TPGeCurve3D.h"
#endif

#ifndef _TARRAY_H_
#include "TArray.h"
#endif

#ifndef _TTABLE_H_
#include "TTable.h"
#endif

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

class GEOAPI TGMLine3D:public TPGeCurve3D
{
	DECLARE_RUN_TIME_CLASS(TGMLine3D)

public:
	TGMLine3D(long vertexNum = 0, bool bClosed = false);
	TGMLine3D(const TArray<TGPoint>&vertexs,bool bClosed = false);
	TGMLine3D(const TTable<TGPoint>&vertexs,bool bClosed = false);
	virtual ~TGMLine3D();

	virtual void SetVertexNum(long num,bool bCopy = false);
	virtual bool IsClosed()const;

	//edit
	TGPoint&  operator[](long i);
	long GetVertexNum()const;
	void SetClosed(bool bClosed=true);

protected:
	TArray<TGPoint> points;//节点

};

#endif