#pragma once
#include "GeShape.h"
#include "ADSGePoint3d.h"

class GeArc;
class GeLine;
class EntitySet;

class GeCircle : public GeShape
{	
public:
	GeCircle();
	GeCircle(const GeCircle &src);
	GeCircle(const ads_point, const ads_point);
	GeCircle(const ads_point ptcenter,double dradius);
	GeCircle(const EntitySet &entCircle, ads_matrix mat = NULL);
	GeCircle(const ADSGePoint3d &pt1, const ADSGePoint3d &pt2, const ADSGePoint3d &pt3);
	virtual ~GeCircle();
	
	virtual bool IsKindOf(TEntityId entType) const;
	virtual TEntityId Type() const;
	virtual void CopyFrom(const GeEntity* pSrc);
		
	virtual ShapeType GetShapeType() const;

	virtual int Intersection(const GeLine* pLine, ads_point ptrp1 = NULL, ads_point ptrp2 = NULL) const;
	virtual int Intersection(const GeArc* pArc, ads_point ptrp1 = NULL, ads_point ptrp2 = NULL) const;
	virtual int Intersection(const GeCircle* pCir, ads_point ptrp1 = NULL, ads_point ptrp2 = NULL) const;
	
	virtual int GetExtend(ads_point lowPt, ads_point upPt) const;
	virtual int GetSubArc(const ADSGePoint3d& ptloc, ads_real dchordLen, GeArc& xarcres) const;
	
	virtual int Make(const TCHAR* szlay = NULL) const;
	virtual int Modify(const EntitySet* pEntity) const;      
	virtual int MakeEntity(const EntitySet* pEntity) const;
	
	virtual void Center(ads_point ptCen);
	//图形长度，周长
	virtual ads_real GetLength() const;

	virtual	ads_real Area() const;
	
	virtual	int HitTest2d(const ADSGePoint3d &ptTest) const;
	virtual	int OSnap(int nMode, ADSGePoint3d &ptPick) const;
	
	//第一象限点圆心变换,求半径
	virtual	void TransUCS(ads_matrix mat);

	int      operator !() const;
	GeCircle& operator = (const GeCircle &src);
	bool     operator == (const GeCircle &src) const;

	GeCircle Offset(ads_real dist) const;

	ADSGePoint3d GetCenterPt();
	ADSGePoint3d GetCenterPt() const;
	void SetCenterPt(ADSGePoint3d pt);
	
	double GetRadius() const;
	double GetRadius();
	void SetRadius(double dR);
	bool Set(const ADSGePoint3d &ptStart, const ADSGePoint3d &ptOn, const ADSGePoint3d &ptEnd);
	void Set(const ADSGePoint3d &diaPt1, const ADSGePoint3d &diaPt2);

	int PtOnCircle(const ADSGePoint3d &pt);
public:
	ADSGePoint3d m_ptCenter;
	double m_dRadius;
};

inline GeEntity::TEntityId GeCircle::Type() const
{
	return GeEntity::eCircle;
}