88 lines
3.5 KiB
C++
88 lines
3.5 KiB
C++
//------------------------------------------------------------------------+
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// Copyright (C), 1998-2011, Beijing Tangent Software Co. Ltd.
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// = FileName : TGGeVisibilityPoly2D类
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// = Version : ver1.0
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// = Author : xlc
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// = CreateDate : 2011-04-13
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// = Description: 具有可见性属性的poly2d类声明
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// = Maintainers:
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//
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//------------------------------------------------------------------------+
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#ifndef _TGGEVISIBILITYPOLY2D_H_
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#define _TGGEVISIBILITYPOLY2D_H_
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#ifndef _TGGEPOLY2D_H_
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#include "TGGePoly2D.h"
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#endif
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#ifdef _TDPTRLIST_H_
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#include "TDPtrList.h"
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#endif
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class TARCH_EXP TGGeVisibilityPoly2D : public TGGePoly2D
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{
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public:
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TGGeVisibilityPoly2D();
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TGGeVisibilityPoly2D(const TGGeVisibilityPoly2D & src);
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virtual ~TGGeVisibilityPoly2D();
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virtual void Reset();
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virtual bool SetAcDbCurve(AcDbCurve* pCurve);
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// 获取索引nIndex对应的线段
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virtual int Nth(int nIndex, TGGeLine &xline, TGGeArc &xarc, AcDb::Visibility *pVal = NULL) const;
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virtual int Nth(int nIndex, TGGeCurveSegment & cvCurve, AcDb::Visibility *pVal = NULL) const;
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virtual int Nth(int nIndex, TGGeDirectionCurve &curve, AcDb::Visibility *pVal = NULL) const;
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// 反向重置对象
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virtual int Reverse();
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// 删除重复点，当bUnionCurve为真时，合并可见性相同的共线的直线或共圆的弧
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virtual int Compress(bool bUnionCurve = true);
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// 根据可见性，整体绘制对象，并设置其图层
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virtual int Make(LPCTSTR szLay = NULL) const;
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// 根据可见性，将各段分别绘制，并设置其图层
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virtual int MakeSegments(LPCTSTR szLay = NULL) const;
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// 根据可见性，绘制索引nIndex所在线段，并设置其图层
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virtual int MakeSegment(int nIndex, LPCTSTR szLay = NULL) const;
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virtual void TransformBy(const AcGeMatrix3d &mat);
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// 删除索引对应的顶点，凸度值，可见性
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virtual void RemoveNode(long nIndex);
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// nIndex为点链表的索引，当nIndex < Length() - 1 时 将点pt插入到索引nIndex之后，并设置其凸度值dBulge和可见性eVal；
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// 否则直接将点插入链表末尾，并设置其凸度值dBulge和可见性eVal
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virtual void InsertNodeAt(int nIndex, const TADSGePoint3d &pt, double dBulge = 0.0, AcDb::Visibility eVal = AcDb::kVisible);
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// 当ptOn为线上的点时，进行以下处理：1.ptOn为线的顶点时，直接修改该点的可见性；2.ptOn不为线的顶点时，将点插入到对象中，并设置其可见性
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virtual void InsertNodeAt(const TADSGePoint3d &ptOn, AcDb::Visibility eVal = AcDb::kVisible);
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// 设置两点间线段的可见性（两点必须都在线上）
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void InsertNodeAt(const TADSGePoint3d &ptOn1, const TADSGePoint3d &ptOn2,AcDb::Visibility eVal = AcDb::kInvisible);
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// 添加顶点，设置其凸度值和可见性
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virtual void AppendNode(const TADSGePoint3d &pt, ads_real dBulge = 0.0, AcDb::Visibility eVal = AcDb::kVisible);
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TGGeVisibilityPoly2D& operator = (const TGGeVisibilityPoly2D &src);
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// add by xlc on 110427 获得poly离pt点近的一端指向poly内的方向
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bool GetIDirection(AcGePoint3d pt, double& dDir);
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// 设置整体的可见性
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void SetVisible(AcDb::Visibility dNewVal);
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// 根据索引nIndex，设置某一段线的可见性
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void SetVisibleAt(int nIndex, AcDb::Visibility dNewVal);
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// 当ptOn为对象的顶点时，设置其所在线段的可见性
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void SetVisibleAt(const TADSGePoint3d& ptOn, AcDb::Visibility dNewVal);
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// 设置索引范围nFrom至nTo的线段的可见性(nFrom <= nTo)
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void SetVisibleAt(int nFrom, int nTo, AcDb::Visibility dNewVal);
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AcDb::Visibility GetVisibleAt(int nIndex)const;
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AcDb::Visibility GetVisibleAt(const TADSGePoint3d& ptOn)const;
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int SetVisibilities( TDPtrList<AcDb::Visibility> &arnVisibility );
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int GetVisibilities( TDPtrList<AcDb::Visibility> &arnVisibility );
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TDPtrList<AcDb::Visibility>& GetVisibilities();
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private:
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TDPtrList<AcDb::Visibility> m_arnVisibility;
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};
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#endif |