133 lines
3.1 KiB
C++
133 lines
3.1 KiB
C++
//-----------------------------------------------------------------------------+
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// Copyright (C), 1998-2007, Beijing Tangent Software Co. Ltd.
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// = FileName : TGGe3DFace类
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// = Version : ver2.0
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// = Author : wlw
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// = CreateDate : 2002-09-09
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// = Description: TGGe3DFace类声明
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// = Maintainers:
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//
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//-----------------------------------------------------------------------------+
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#ifndef _TGGE3DFACE_H_
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#define _TGGE3DFACE_H_
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#ifndef _TGGEENTITY_H_
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#include "TGGeEntity.h"
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#endif
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#ifndef _TGGECURVESEGMENT_H_
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#include "TGGeCurveSegment.h"
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#endif
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#ifndef _TDPTRLIST_H_
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#include "TDPtrList.h"
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#endif
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#ifndef _TGGEPLANE_H_
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#include "TGGePlane.h"
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#endif
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#ifndef _TADSGEPOINT3D_H_
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#include "TADSGePoint3d.h"
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#endif
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#ifndef _TENTITYSET_H_
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#include "TEntitySet.h"
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#endif
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class TGGe3DFace3Pt;
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#define FLAG_UNNORMAL 0x10
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#define FLAG_TRIANGLE 0x20 //此时0、3两点相等
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class GEOAPI TGGe3DFace : public TGGeEntity
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{
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public:
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TGGe3DFace(int tag = 0);
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TGGe3DFace(TEntitySet &entFace, ads_matrix tranMat = NULL);
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TGGe3DFace(TGGe3DFace3Pt &face1, TGGe3DFace3Pt &face2);
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TGGe3DFace(const AcDbFace &face);
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TGGe3DFace(const TGGe3DFace &face);
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virtual ~TGGe3DFace();
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virtual bool IsKindOf(TEntityId entType) const;
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virtual TEntityId Type() const;
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virtual void CopyFrom(const TGGeEntity* pImpSrc);
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//如果是三角形，则移位使得首末点相同
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virtual TGGe3DFace & MakeBetter();
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virtual int IsLinear() const;
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virtual int IsPoint() const;
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virtual int IsRectangular(ads_real *x = NULL, ads_real *y = NULL) const;
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// nMethod: 0－采用标记来判断，1－采用首没点是否相同来判断，2－采用任意相邻2点相等来判断
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// 执行速度依次递减
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virtual BOOL IsTriangle(int nMethod) const;
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virtual BOOL IsVisible(int nSide) const;
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virtual void SetVisible(int nSide, BOOL bTrue);
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virtual int GetExtend(ads_point lowPt, ads_point upPt) const;
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virtual int Make(LPCTSTR lay = NULL) const;
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virtual int Modify(TEntitySet &entFace);
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virtual void TransformBy(ads_matrix mat);
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virtual void ExplodeEdge(TDPtrList<TGGeCurveSegment> &lstSegs) const;
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virtual void SetElevation(double nElev);
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virtual TVector3D GetNormal() const;
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virtual void Reverse();
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virtual int GetFlag()const;
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virtual void SetFlag(const int nFlag);
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virtual TADSGePoint3d& GetVertex(int nIndex);
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virtual TADSGePoint3d GetVertex(int nIndex)const;
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virtual void SetVertex(int nIndex, TADSGePoint3d pt);
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AcDbFace *AsDbFace() const;
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//0~3顶点向前/向后移位
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void MoveShift(BOOL bForward);
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// 对3dface进行切割
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BOOL SectByPlane(const TGGePlane &plan, TDPtrList<TGGe3DFace> &upFaces, TDPtrList<TGGe3DFace> &downFaces) const;
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//vtLight都必须是单位向量！
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virtual TGGePoly3D GetPoly3D()const;
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TGGePlane GetPlane()const;
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int operator !() const;
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TGGe3DFace & operator= (const TGGe3DFace &face);
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TGGe3DFace & operator << (int nBit);
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TGGe3DFace & operator >> (int nBit);
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void SubSortVertex();
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BOOL SubSectByX(double xSect, TDPtrList<TGGe3DFace> &leftFaces, TDPtrList<TGGe3DFace> &rightFaces) const;
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public:
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int m_nFlag;
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TADSGePoint3d m_ptVertex[4];
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};
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#endif |