#pragma once
#include "GePoly2D.h"
#include "entityset.h"
class AcDbCurve;
class GePoly3D : public GePoly2D
{
public:
	
	GePoly3D(int nFlag = 0);
	GePoly3D(const EntitySet & e);
	GePoly3D(const GePoly2D& poly);
	virtual ~GePoly3D();

	virtual bool IsKindOf(TEntityId entType) const;
	virtual TEntityId Type() const;

	virtual AcDbCurve* AsAcDbCurve()const;
	
	virtual bool SetAcDbCurve(AcDbCurve* pCurve);

	bool IsPlanear()const;
	
	AcGeVector3d GetNormal(bool bCheckConcave)const;
	
	GePoly2D WcsToPlane()const;
	
	GePoly2D WcsToPlane(const AcGeVector3d& vt)const;
};