138 lines
3.0 KiB
C++
138 lines
3.0 KiB
C++
//-----------------------------------------------------------------------------+
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// Copyright (C), 1998-2007, Beijing Tangent Software Co. Ltd.
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// = FileName : TGGeCurveSegUniqueEx 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: TGGeCurveSegUniqueEx 定义
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// = Maintainers:
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//
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//-----------------------------------------------------------------------------+
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#include "StdAfx.h"
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#include "TGGeCurveSegUniqueEx.h"
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#include "TPushPrec.h"
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#include "TDPtrList.h"
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#include "TchGlobalCurveFunc.h"
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#include "TGGeCurveInline.h"
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ads_real TGGeCurveSegUniqueEx::minLen = 100.0;
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TDPtrList<TGGeCurveSegUniqueEx> TGGeCurveSegUniqueEx::GlobalCurveList;
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TGGeCurveSegUniqueEx::TGGeCurveSegUniqueEx(TEntitySet &entLine)
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: TGGeCurveSegment(entLine, LS_FINITE), segments(GetStartPoint(), GetEndPoint(), GetBulge())
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{
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if (GetLength() < TGGeCurveSegUniqueEx::minLen)
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{
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return;
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}
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else
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{
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acadEnt = entLine;
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}
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}
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TGGeCurveSegUniqueEx::~TGGeCurveSegUniqueEx()
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{
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}
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// 圆的相交有错误
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void TGGeCurveSegUniqueEx::DivideToSegments()
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{
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TADSGePoint3d &ptHead = *segments.Head();
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TADSGePoint3d &ptTail = *segments.Tail();
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TADSGePoint3d ptNewHead = ptHead, ptNewTail = ptTail;
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int bHeadOnOtherCurve = 0, bTailOnOtherCurve = 0;
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for (int i = 0; i < TGGeCurveSegUniqueEx::GlobalCurveList.Length(); i++)
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{
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TGGeCurveSegUniqueEx *pSeg = TGGeCurveSegUniqueEx::GlobalCurveList[i];
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if (this == pSeg)
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{
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continue;
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}
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TGGeCurveSegment &ln = *pSeg;
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if (!ln || ln.GetLength() < TGGeCurveSegUniqueEx::minLen)
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{
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continue; //不是墙或墙太短
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}
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// 判断当前线的端点是否位于其他线上
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int nPrFlagHead = ptHead & ln;
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int nPrFlagTail = ptTail & ln;
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if(nPrFlagHead == PR_INSIDE || nPrFlagHead == PR_ONPT1 || nPrFlagHead == PR_ONPT2)
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{
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bHeadOnOtherCurve = 1;
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}
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if(nPrFlagTail == PR_INSIDE || nPrFlagTail == PR_ONPT1 || nPrFlagTail == PR_ONPT2)
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{
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bTailOnOtherCurve = 1;
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}
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TADSGePoint3d inPt[2];
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int num = 0;
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{
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TPushPrec tempVar(_AS_SYS_UNIT(TGGeCurveSegUniqueEx::minLen), 5.0 / 180.0 * PI); //角度精度取5度? 角度精度不合适吧 Z
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num = Intersection(ln, inPt[0], inPt[1]);
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}
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for (int n = 0; n < num; n++)
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{
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int ins = 0;
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if (ads_distance(ptHead,inPt[n]) < TGGeCurveSegUniqueEx::minLen)
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{
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if (!bHeadOnOtherCurve)
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{
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ptNewHead = inPt[n];
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}
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}
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else if (ads_distance(ptTail,inPt[n]) < TGGeCurveSegUniqueEx::minLen)
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{
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if (!bTailOnOtherCurve)
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{
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ptNewTail = inPt[n];
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}
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}
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else
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{
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ins = 1; //交点位于中间
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}
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if (ins)
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{
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segments.Insert(inPt[n]);
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}
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}
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}
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if (!Is(CURVE_CIRCLE))
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{
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if (!bHeadOnOtherCurve)
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{
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ptHead = ptNewHead;
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}
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if (!bTailOnOtherCurve)
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{
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ptTail = ptNewTail;
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}
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}
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}
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int TGGeCurveSegUniqueEx::Update()
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{
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ads_name ent;
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acadEnt > ent;
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return segments.Update(ent);
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}
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int TGGeCurveSegUniqueEx::operator !()
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{
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return (!acadEnt || TGGeCurveSegment::operator !());
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} |