//-------------------------------------------------------------------------------------------------------+
// Copyright (C), 1998-2007, Beijing Tangent Software Co. Ltd.
// = FileName	:   TGMeshNode3D 类
// = Version	:   ver2.0
// = Author		:   wlw
// = CreateDate	:   2002-09-09
// = Description:   TGMeshNode3D 声明
// = Maintainers: 
//                  
//-------------------------------------------------------------------------------------------------------+
#ifndef _TGMESHNODE3D_H_
#define _TGMESHNODE3D_H_

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

#ifndef _TPGECURVEMESH3D_H_
#include "TPGeCurveMesh3D.h"
#endif

#ifndef _TPDLIST_H_
#include "TPDList.h"
#endif

#ifndef _TGMESHEDGE3D_H_
#include "TGMeshEdge3D.h"
#endif

#ifndef _TDUALPTRLIST_H_
#include "TDualPtrList.h"
#endif

class GEOAPI TGMeshNode3D:public TGPoint
{
	friend class TPGeCurveMesh3D;
public:
	TGMeshNode3D(const TGPoint&pt);
	virtual ~TGMeshNode3D();

	void AppendEdge(TGMeshEdge3D* pEdge);
	void Arrange();
	void Clear();

	TGMeshEdge3D* FindNextEdge(TGMeshEdge3D*pEdgeFrom);
	TGMeshEdge3D* FindPreEdge(TGMeshEdge3D*pEdgeFrom);
	TGMeshEdge3D* FindNextSDEdge(TGMeshEdge3D*pEdgeFrom);
	TGMeshEdge3D* FindPreSDEdge(TGMeshEdge3D*pEdgeFrom);

	TGMeshEdge3D* GetOnlyEdge();
	void RemoveEdge(TGMeshEdge3D*pEdge);
	bool IsEndNode()const;

protected:
	TPDList<TGMeshEdge3D> m_lstEdge;//通过这个节点的边

};
#endif