//-----------------------------------------------------------------------------+
// Copyright (C), 1998-2007, Beijing Tangent Software Co. Ltd.
// = FileName	:   TGPCurve3D.h
// = Version	:   ver2.0
// = Author		:   xlc
// = CreateDate	:   2002-09-09
// = Description:   类的声明 平面曲线
// = Maintainers: 
//                  
//-----------------------------------------------------------------------------+
#ifndef _TGPCURVE3D_H_
#define _TGPCURVE3D_H_

#ifndef _TWFLAG_H_
#include "TWFlag.h"
#endif

#ifndef _TPGEEXTEND2D_H_
#include "TPGeExtend2D.h"
#endif

#ifndef _TPGEEXTEND3D_H_
#include "TPGeExtend3D.h"
#endif

#ifndef _TGMATRIX_H_
#include "TGMatrix.h"
#endif

#ifndef _TPGECOORDSYS_H_
#include "TPGeCoordSys.h"
#endif

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

#ifndef _TGOBJECTLIST_H_
#include "TGObjectList.h"
#endif

#ifndef _TGOBJECT_H_
#include "TGObject.h"
#endif

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

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

class TPGeCurve2D;

class GEOAPI TGPCurve3D:public TPGeCurve3D
{
	DECLARE_RUN_TIME_CLASS(TGPCurve3D)
public:
	TGPCurve3D(TPGeCurve2D* pCurve=NULL);
	TGPCurve3D(const TGPCurve3D& curve);
	TGPCurve3D&  operator=(const TGPCurve3D& curve);

	virtual ~TGPCurve3D();
	//override TPGeCurve3D
	virtual bool IsClosed() const;
	virtual bool IsSelfCross() const;
	virtual bool IsFinite(bool bStart) const;
	virtual double Area() const;
	virtual double Length() const;
	virtual void Reverse();
	virtual TPGeCurve3D* GetSubCurve(double pa0,double pa1) const;
	virtual void Split(const TTable<double>& paTable,TGObjectList& res) const;
	virtual void Pa2Pt(double pa,TGPoint& pt) const;
	virtual void Pt2Pa(const TGPoint& pt,double& pa) const;

	//override TGObject3D
	//因此曲线必须在ECS的XY平面上!
	virtual bool GetPlane(TPGePlane& plane) const;
	virtual TGObject2D* Convert2D() const;

	//override TGObject
	virtual bool IsValid() const;
	virtual bool GetEcs(TPGeCoordSys& ECS) const;
	virtual TGObject* Clone() const;
	virtual bool Explode(TGObjectList& res) const;

	//分解方法与pCurve2d一致,if IS_CLASS(pCurve2d,TPGeGLine2D)则分解为TPGeGLine3D/TPGeGLineRay3D/TPGeGLineSeg3D
	virtual bool Intersect(const TGObject& obj,TGObjectList& res) const;
	virtual bool IsInclude(const TGObject& obj) const;
	virtual GRelation HitTest(const TGPoint& pt) const;
	virtual void TransformBy(const TGMatrix& mat);
	virtual bool GetExtend3D(TPGeExtend3D& ext) const;
	virtual bool GetExtend2D(TPGeExtend2D& ext) const;

	void Clear();

public:
	TPGeCoordSys ecs;//所在实体坐标系
	TPGeCurve2D* pCurve2d;//二维曲线，必须完全在ECS的XY平面上!内部释放!
};

#endif