#pragma once
#include "ADSGePoint3d.h"

class GeEntity
{
public:
	enum TEntityId
	{
		eEntity,
		e3DFace,
		ePlane,
		eHatch,
		eCurve,
		eShape,
		eCircle,
		eArc,
		eLinearEnt,
		eLine,
		eCurveSegment,
		eAFace3D,
		eDbCurveSegEntity,
		eRegionSide,
		eDirectionCurve,
		eCurveSegSeg,
		eCurveSegunique,
		ePoly,
		ePolygonEx,
		ePoly2D,
		ePoly3D,
		eRegion2D
	};

	virtual bool IsKindOf(TEntityId entType) const;
	virtual TEntityId Type() const;
	virtual void CopyFrom(const GeEntity* pImpSrc);

	virtual void TransformBy(ads_matrix mat);
	virtual int GetExtend(ADSGePoint3d &ptlow, ADSGePoint3d &ptup) const;
	//图形长度，周长
	virtual double GetLength() const;
	
	virtual int Make(const TCHAR *szlay = NULL) const;
	virtual int MakeEntity(const EntitySet* pEntity) const;
	virtual int HitTest2d(const ADSGePoint3d &ptTest) const;

	virtual int OSnap(int nMode, ADSGePoint3d &ptPick) const;

protected:
			 GeEntity();
	virtual ~GeEntity();
};