49 lines
1.5 KiB
C++
49 lines
1.5 KiB
C++
//-----------------------------------------------------------------------------+
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// Copyright (C), 1998-2007, SH Software Co. Ltd.
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// = FileName : XLinearEnt.h
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// = Version : ver2.0
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// = Author : zjq
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// = CreateDate : 2002-09-09
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// = Description: 线性图形基类XLinearEnt类的声明
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// = Maintainers:
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//
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//-----------------------------------------------------------------------------+
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#ifndef _XLINEARENT_H_
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#define _XLINEARENT_H_
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#ifndef _XCURVE_H_
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#include "XCurve.h"
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#endif
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class XArc;
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class XCircle;
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class GEOAPI XLinearEnt : public XCurve
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{
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public:
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virtual bool IsKindOf(TEntityId entType) const;
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virtual TEntityId Type() const;
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virtual void TransformBy(ads_matrix mat);
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virtual int GetExtend(XPoint &ptlow, XPoint &ptup) const;
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//图形长度，周长
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virtual ads_real GetLength() const;
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virtual int Make(const TCHAR *szlay = NULL) const;
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virtual int MakeEntity(const Entity* pEntity) const;
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// 0--错误；1－左边；2－右边；3－起始点；4－终止点；5－线内；6－起始侧延长线；7－终止侧延长线
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virtual int HitTest2d(const XPoint &ptTest) const;
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virtual XPoint MidPoint() const;
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virtual void SetPoints(const XPoint& pt1, const XPoint& pt2);
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virtual int OSnap(int nMode, XPoint &ptPick) const;
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virtual int Intersection(const XArc* pArc, ads_point ptrp1 = NULL, ads_point ptrp2 = NULL) const;
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virtual int Intersection(const XCircle* pCircle, ads_point ptrp1 = NULL, ads_point ptrp2 = NULL) const;
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virtual void CopyFrom(const XEntity* pImpSrc);
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protected:
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XLinearEnt();
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virtual ~XLinearEnt();
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};
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#endif
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