719 lines
17 KiB
C++
719 lines
17 KiB
C++
//-------------------------------------------------------------------------------------------------------+
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// Copyright (C), 1998-2007, SH Software Co. Ltd.
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// = FileName : XRdupCurve 类
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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: XRdupCurve 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 "XRdupCurve.h"
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#include "XGlobalCurveFunc.h"
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#include "XCurveInline.h"
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static int CompareDouble(const double *p1, const double *p2)
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{
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if (*p1 > *p2)
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{
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return 1;
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}
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return -1;
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}
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XRdupCurve::XRdupCurve()
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{
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m_slength = _DIST_SNAP;
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m_shortLineNum = 0;
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m_delLineNum = 0;
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}
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XRdupCurve::~XRdupCurve()
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{
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}
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int XRdupCurve::FindNode(double dKey, DList<XDRdupLineNode> &lstNewCurves)
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{
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int nLen = lstNewCurves.Length();
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if (!nLen)
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{
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return -1;
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}
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for (int i = 0; i < nLen; i++)
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{
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double nPrec = _angSnap;
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if (CT_IsSameDrt(lstNewCurves[i]->key, dKey, nPrec))
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{
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return i;
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}
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}
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return -1;
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}
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/*zjq注掉，由于没有使用的地方
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int compareDList(const XDRdupLineNode *p1, const XDRdupLineNode *p2)
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{
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ads_real dVal1, dVal2;
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int nRes = 0;
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dVal1 = p1->key;
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dVal2 = p2->key;
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if (fabs(dVal1 - dVal2) < 1e-5)
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{
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nRes = 0;
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}
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else if (dVal1 > dVal2)
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{
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nRes = 1;
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}
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else
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{
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nRes = -1;
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}
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return(nRes);
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}
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*/
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double XRdupCurve::distanceOfPtToLine(XPoint pt,XPoint ptStart,XPoint ptEnd)
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{
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double c1,c2,c3;
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c1 = ptEnd.y - ptStart.y;
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c2 = ptStart.x - ptEnd.x;
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c3 = sqrt(c1 * c1 + c2 * c2);
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c1 = c1 / c3;
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c2 = c2 / c3;
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c3 = (ptEnd.x * ptStart.y - ptStart.x * ptEnd.y) / c3;
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return ((c1 * pt[X]) + (c2 * pt[Y]) + c3);
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}
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void XRdupCurve::getMinPoint(AcDbIntArray *ids,XPoint &ptMin)
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{
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XPoint ptTmp(1e100,1e100,0);
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int nLen = ids->length();
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for (int i = 0;i<nLen;i++)
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{
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XCurveObject *pEnt = m_ssCurves[ids->at(i)];
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ptTmp = pEnt->GetStartPoint();
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if (ptTmp.x < ptMin.x)
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{
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ptMin = ptTmp;
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}
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ptTmp = pEnt->GetEndPoint();
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if (ptTmp.x < ptMin.x)
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{
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ptMin = ptTmp;
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}
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}
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return;
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}
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BOOL XRdupCurve::makeArrayByAngle(DList<XCurveObject> &ss, DList<XDRdupLineNode> &lstNewCurves)
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{
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XPoint ptStart,ptEnd;
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double dAngle = 0;
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int nLen = ss.Length();
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if (!nLen)
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{
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return FALSE;
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}
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int nBar = 0;
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for (long i = 0; i < nLen; i++)
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{
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XCurveObject &ent = *ss[i];
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if (ent.m_bDeleted)
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{
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continue;
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}
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ASSERT(ent.Is(CURVE_LINE));
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ptStart = ent.GetStartPoint();
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ptEnd = ent.GetEndPoint();
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dAngle = ads_angle(ptStart,ptEnd);
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XDRdupLineNode * node = new XDRdupLineNode;
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long iPos = FindNode(dAngle,lstNewCurves);
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if (iPos >= 0)
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{
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(*lstNewCurves[iPos]).entArray.append(i);
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delete node;
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}
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else
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{
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node->key = dAngle;
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node->entArray.append(i);
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lstNewCurves.Append(node);
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}
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}//循环后，将角度相同的实体放入同一个表中
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return (lstNewCurves.Length()) ? TRUE : FALSE;
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}
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void XRdupCurve::setShortLineLength(double dShortLine)
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{
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m_slength = fabs(dShortLine);
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return;
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}
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// 在断点处断开单线
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// Status: ss is both as input and output
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// 加速算法
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void XRdupCurve::IntersectCurves(DList<XCurveSegment> &lstCurves)
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{
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DList<XCurveSegment> ss1;
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int nCount = m_ssCurves.Length();
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for (int i = 0; i < nCount; i++)
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{
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XCurveObject *pSeg = m_ssCurves[i];
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if (!pSeg->IsDeleted() && !pSeg->Is(CURVE_CIRCLE))
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{
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XCurveSegment *pNewSeg = new XCurveSegment(*pSeg);
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pNewSeg->SetLineFlag(LS_FINITE);
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ss1.Append(pNewSeg);
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}
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}
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int nLen1 = ss1.Length();
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if (g_bEchoSearch)
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{
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acedSetStatusBarProgressMeter(_T("求交线"), 0, nLen1);
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}
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int nStep = nLen1 / 100;
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if (nStep < 1)
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{
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nStep = 1;
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}
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DList<double> *lstDistArray = new DList<double> [nLen1];
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for (int i = 0; i < nLen1 - 1; i++)
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{
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if (g_bEchoSearch && !(i % nStep))
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{
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acedSetStatusBarProgressMeterPos(i);
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}
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XCurveSegment &line1 = *ss1[i];
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XPoint &ptStart = line1.StartPoint();
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for (int j = i + 1; j < nLen1; j++)
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{
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XCurveSegment &line2 = *ss1[j];
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XPoint ptInt1;
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if (!g_bFastCalMode)
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{
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if (line1.XLine::Intersection(&(const XLine &)line2, ptInt1))
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{
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lstDistArray[i].Append(new double(ptStart.Distance2d(ptInt1)));
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lstDistArray[j].Append(new double(line2.GetStartPoint().Distance2d(ptInt1)));
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}
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}
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else
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{
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if (ads_inters(line1.GetStartPoint(), line1.GetEndPoint(), line2.GetStartPoint(), line2.GetEndPoint(), 1, ptInt1) == RTNORM)
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{
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lstDistArray[i].Append(new double(ptStart.Distance2d(ptInt1)));
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lstDistArray[j].Append(new double(line2.GetStartPoint().Distance2d(ptInt1)));
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}
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}
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}
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}
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for (int i = 0; i < nLen1; i++)
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{
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DList<double> &lstDistSeg = lstDistArray[i];
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XCurveSegment &line1 = *ss1[i];
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double nDist0 = line1.GetStartPoint().Distance2d(line1.EndPoint());
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lstDistSeg.QuickSort(CompareDouble);
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lstDistSeg.Append(new double(nDist0));
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double nDirection = line1.XLine::Direction();
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XPoint &ptStart = line1.StartPoint();
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XPoint ptS = ptStart;
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for (int j = 0; j < lstDistSeg.Length(); j++)
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{
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XPoint ptE;
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ads_polar(ptStart, nDirection, *lstDistSeg[j], ptE);
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if (ptS.Distance2d(ptE) > _DIST_SNAP)
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{
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lstCurves.Append(new XCurveSegment(ptS, ptE, 0.0));
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}
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ptS = ptE;
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}
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}
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delete [] lstDistArray;
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if (g_bEchoSearch)
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{
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acedRestoreStatusBar();
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}
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}
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// 对直线消除重线
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void XRdupCurve::RemoveDupLine(PickSet &ss)
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{
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PickSet ssLine(SS_FREE), ssLine1(SS_FREE);
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ssLine += ss;
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RBList tmp(RTDXF0, _T("LINE"), NULL);
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ssLine.BaseFilter(tmp);
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PickSet ssDel(SS_FREE);
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m_shortLineNum = m_delLineNum = 0;
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m_ssCurves.Reset();
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long nLen1 = ssLine.Length();
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for (long idx = 0L; idx<nLen1; idx++)
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{
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Entity ent = ssLine[idx];
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XCurveSegment seg(ent);
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seg.SetElevation(0.0);
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if (seg.GetLength() <= m_slength) //超短线，删除
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{
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m_shortLineNum++;
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ssDel += ent;
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}
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else
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{
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m_ssCurves.Append(new XCurveObject(seg));
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ssLine1 += ent;
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}
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}
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DList<XDRdupLineNode> lstNewCurves;
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makeArrayByAngle(m_ssCurves, lstNewCurves);
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int nLen = lstNewCurves.Length();
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if (g_bEchoSearch)
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{
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XString sMsg(256);
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sMsg << _T("对") << nLen << _T("组共") << nLen1 << _T("条线进行消除重线");
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acedSetStatusBarProgressMeter(sMsg, 0, nLen);
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}
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int nStep = nLen / 100;
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if (nStep < 1)
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{
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nStep = 1;
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}
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for (int nn = 0; nn < nLen; nn++)
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{
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if (g_bEchoSearch && !(nn % nStep))
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{
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acedSetStatusBarProgressMeterPos(nn);
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}
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XDRdupLineNode *pNode = lstNewCurves[nn];
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int nCount = pNode->entArray.length();
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for (int i = 0; i < nCount; i++)
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{
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XCurveObject &line1 = *m_ssCurves[pNode->entArray[i]];
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if (line1.IsDeleted())
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{
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continue;
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}
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for (int j = 0; j < nCount; j++)
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{
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XCurveObject &line2 = *m_ssCurves[pNode->entArray[j]];
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if (j == i)
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{
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continue;
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}
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if (line2.IsDeleted())
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{
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continue; // 线2已经被删除或者两线类型不匹配
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}
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int nFlg = (line2.GetStartPoint() & line1) ;
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int nFlg1 = (line2.GetEndPoint() & line1);
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if (nFlg == PR_ONPT1 || nFlg == PR_ONPT2 || nFlg == PR_INSIDE)
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{
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//按角度判断重合
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// 线2起点在线1内(包括端点)
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line2.m_bDeleted = TRUE; //线2要合并到线1内
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XPoint ptOnLine1;
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line2.GetEndPoint().Project(&line1, ptOnLine1); //那么需要投影后，才能判断在线上还是在外面
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nFlg1 = (ptOnLine1 & line1);
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if (nFlg1 == PR_EXTEND)
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{
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// 线2的终点在线1的延长线上, 判断在起始延长还是终止延长
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if (ads_distance(line1.GetStartPoint(), line2.GetEndPoint())
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< ads_distance(line1.GetEndPoint(), line2.GetEndPoint()))
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{
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line1.SetStartPoint(line2.GetEndPoint()); //因此改变线1的起点
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}
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else
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{
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line1.SetEndPoint(line2.GetEndPoint()); //否则线1的终点在线2内,因此改变线1的终点
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}
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}
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else
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{
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ASSERT(nFlg1 != PR_OUTSIDE);
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}
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}
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else if (nFlg1 == PR_ONPT1 || nFlg1 == PR_ONPT2 || nFlg1 == PR_INSIDE)
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{
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// 线2终点线1内(包括端点)
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line2.m_bDeleted = TRUE;
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XPoint ptOnLine1;
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line2.GetStartPoint().Project(&line1, ptOnLine1);
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nFlg = (ptOnLine1 & line1);
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if (nFlg == PR_EXTEND)
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{
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// 线2的起点在线1的延长线上, 判断在起始延长还是终止延长
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if (ads_distance(line1.GetStartPoint(),line2.GetStartPoint())<
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ads_distance(line1.GetEndPoint(),line2.GetStartPoint()))
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{
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line1.SetStartPoint(line2.GetStartPoint());
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}
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else
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{
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line1.SetEndPoint(line2.GetStartPoint());
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}
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}
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else
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{
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ASSERT(nFlg != PR_OUTSIDE);
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}
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}
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else if ((nFlg == PR_EXTEND && nFlg1 == PR_EXTEND)) //线2的两端都在线一的外边
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{
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int nFlg2 = (line1.GetStartPoint()&line2);
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if (nFlg2 == PR_INSIDE) //line1在line2内部, 替换line1
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{
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line1.SetStartPoint(line2.GetStartPoint());
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line1.SetEndPoint(line2.GetEndPoint());
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line2.m_bDeleted = TRUE;
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}
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}
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} /* end for j */
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} /* end for i */
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}
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if (g_bEchoSearch)
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{
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acedRestoreStatusBar();
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}
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int nCount = m_ssCurves.Length();
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ASSERT(nCount == ssLine1.Length());
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for (int nn = 0; nn < nCount; nn++)
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{
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Entity ent = ssLine1[long(nn)];
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if (m_ssCurves[nn]->IsDeleted())
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{
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ssDel += ent;
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}
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else
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{
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m_ssCurves[nn]->Modify(&ent);
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}
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}
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ss -= ssDel;
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ssDel.Erase();
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}
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/*
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消除重线
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1：对于一条直线包含很多重线，则删除这些重线，保留最长的线
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2：若连接两条线，修改前一线的终点，任何时候本程序都不新生成LINE
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3：没有重线，不修改LINE的属性，保留原来的LINE
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*/
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// 应当改进Project的算法
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void XRdupCurve::removeDupCurve(DList<XCurveSegment> &ss1, BOOL bExactDup, BOOL bIntsect)
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{
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int nLen1 = ss1.Length();
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if (!nLen1)
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{
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return ;
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}
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m_shortLineNum = m_delLineNum = 0;
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m_ssCurves.Reset();
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for (int k = 0; k < nLen1; k++)
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{
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XCurveSegment &ent = *ss1[k];
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if (ent.GetLength() <= m_slength) //超短线，删除
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{
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m_shortLineNum++;
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}
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else
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{
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m_ssCurves.Append(new XCurveObject(*ss1[k]));
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}
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}
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DList<XDRdupLineNode> lstNewCurves;
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makeArrayByAngle(m_ssCurves, lstNewCurves);
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int nLen = lstNewCurves.Length();
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if (g_bEchoSearch)
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{
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XString sMsg(256);
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sMsg << _T("对") << nLen << _T("组共") << nLen1 << _T("条线进行消除重线");
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acedSetStatusBarProgressMeter(sMsg, 0, nLen);
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}
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int nStep = nLen / 100;
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if (nStep < 1)
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{
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nStep = 1;
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}
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for (int nn = 0; nn < nLen; nn++)
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{
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if (g_bEchoSearch && !(nn % nStep))
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{
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acedSetStatusBarProgressMeterPos(nn);
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}
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XDRdupLineNode *pNode = lstNewCurves[nn];
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int nCount = pNode->entArray.length();
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for (int i = 0; i < nCount; i++)
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{
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XCurveObject &line1 = *m_ssCurves[pNode->entArray[i]];
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if (line1.IsDeleted())
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{
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continue;
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}
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for (int j = 0; j < nCount; j++)
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{
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XCurveObject &line2 = *m_ssCurves[pNode->entArray[j]];
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if (j == i)
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{
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continue;
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}
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if (line2.IsDeleted())
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{
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continue; // 线2已经被删除或者两线类型不匹配
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}
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if (bExactDup)
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{
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if ((line1.GetStartPoint().Distance2d(line2.StartPoint()) < _DIST_SNAP
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&& line1.GetEndPoint().Distance2d(line2.EndPoint()) < _DIST_SNAP)
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|| (line1.GetStartPoint().Distance(line2.EndPoint()) < _DIST_SNAP
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&& line1.GetEndPoint().Distance2d(line2.StartPoint()) < _DIST_SNAP)
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)
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{
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line2.m_bDeleted = TRUE; //线2要合并到线1内
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}
|
|
}
|
|
else
|
|
{
|
|
int nFlg = (line2.GetStartPoint() & line1) ;
|
|
int nFlg1 = (line2.GetEndPoint() & line1);
|
|
|
|
if (nFlg == PR_ONPT1 || nFlg == PR_ONPT2 || nFlg == PR_INSIDE)
|
|
{
|
|
// 线2起点在线1内(包括端点)
|
|
line2.m_bDeleted = TRUE; //线2要合并到线1内
|
|
XPoint ptOnLine1;
|
|
line2.GetEndPoint().Project(&line1, ptOnLine1); //那么需要投影后，才能判断在线上还是在外面
|
|
|
|
nFlg1 = (ptOnLine1 & line1);
|
|
if (nFlg1 == PR_EXTEND)
|
|
{
|
|
// 线2的终点在线1的延长线上, 判断在起始延长还是终止延长
|
|
double *pNearPoint = line1.NearPoint(line2.GetEndPoint());
|
|
BOOL bIncludeLine1Start = (pNearPoint == &(line1.StartPoint().x));
|
|
if (bIncludeLine1Start) //线1的起点在线2内
|
|
{
|
|
line1.SetStartPoint(line2.GetEndPoint()); //因此改变线1的起点
|
|
}
|
|
else
|
|
{
|
|
line1.SetEndPoint(line2.GetEndPoint()); //否则线1的终点在线2内,因此改变线1的终点
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// 否则线2整个位于线1内部, 仅仅删除就可以了
|
|
ASSERT(nFlg1!=PR_OUTSIDE);
|
|
}
|
|
}
|
|
else if (nFlg1 == PR_ONPT1 || nFlg1 == PR_ONPT2 || nFlg1 == PR_INSIDE)
|
|
{
|
|
// 线2终点线1内(包括端点)
|
|
line2.m_bDeleted = TRUE;
|
|
XPoint ptOnLine1;
|
|
line2.GetStartPoint().Project(&line1, ptOnLine1);
|
|
nFlg = (ptOnLine1 & line1);
|
|
if (nFlg == PR_EXTEND)
|
|
{
|
|
// 线2的起点在线1的延长线上, 判断在起始延长还是终止延长
|
|
double *pNearPoint = line1.NearPoint(line2.GetStartPoint());
|
|
if (pNearPoint == &(line1.StartPoint().x))
|
|
{
|
|
line1.SetStartPoint(line2.GetStartPoint());
|
|
}
|
|
else
|
|
{
|
|
line1.SetEndPoint(line2.GetStartPoint());
|
|
}
|
|
}
|
|
else
|
|
{
|
|
ASSERT(nFlg!=PR_OUTSIDE); // 否则线2整个位于线1内部, 仅仅删除就可以了
|
|
}
|
|
}
|
|
else if ((nFlg == PR_EXTEND && nFlg1 == PR_EXTEND)) //线2的两端都在线一的外边
|
|
{
|
|
int nFlg2 = (line1.GetStartPoint() & line2);
|
|
if (nFlg2 == PR_INSIDE)
|
|
{
|
|
line1.SetStartPoint(line2.GetStartPoint());
|
|
line1.SetEndPoint(line2.GetEndPoint());
|
|
line2.m_bDeleted = TRUE;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (g_bEchoSearch)
|
|
{
|
|
acedRestoreStatusBar();
|
|
}
|
|
|
|
ss1.Reset();
|
|
if (bIntsect)
|
|
{
|
|
for (int nn = 0; nn < nLen; nn++)
|
|
{
|
|
XDRdupLineNode *pNode = lstNewCurves[nn];
|
|
int nCount = pNode->entArray.length();
|
|
for (int i = 0; i < nCount; i++)
|
|
{
|
|
XCurveObject &line1 = *m_ssCurves[pNode->entArray[i]];
|
|
if (line1.IsDeleted())
|
|
{
|
|
pNode->entArray.removeAt(i);
|
|
i--;
|
|
nCount--;
|
|
}
|
|
}
|
|
}
|
|
|
|
IntersectCurves(ss1);
|
|
}
|
|
else
|
|
{
|
|
int nCount = m_ssCurves.Length();
|
|
for (int nn = 0; nn < nCount; nn++)
|
|
{
|
|
if (!m_ssCurves[nn]->IsDeleted())
|
|
{
|
|
ss1.Append(new XCurveSegment(*m_ssCurves[nn]));
|
|
}
|
|
}
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
void XRdupCurve::SpecialRemoveDupCurve(const DList<XCurveSegment> & ss1,
|
|
DList<XCurveSegment> & ssOut)
|
|
{
|
|
int nLen1 = ss1.Length();
|
|
if (!nLen1)
|
|
{
|
|
return ;
|
|
}
|
|
|
|
m_shortLineNum = m_delLineNum = 0;
|
|
m_ssCurves.Reset();
|
|
for (int i = 0; i < nLen1; i++)
|
|
{
|
|
m_ssCurves.Append(new XCurveObject(ss1[i]));
|
|
}
|
|
|
|
DList<XDRdupLineNode> lstNewCurves;
|
|
makeArrayByAngle(m_ssCurves, lstNewCurves);
|
|
|
|
int nLen = lstNewCurves.Length();
|
|
for (int nn = 0; nn < nLen; nn++)
|
|
{
|
|
XDRdupLineNode *pNode = lstNewCurves[nn];
|
|
int nCount = pNode->entArray.length();
|
|
for (int i = 0; i < nCount - 1; i++)
|
|
{
|
|
XCurveObject &line1 = *m_ssCurves[pNode->entArray[i]];
|
|
if (line1.IsDeleted())
|
|
{
|
|
continue;
|
|
}
|
|
|
|
for (int j = i + 1; j < nCount; j++)
|
|
{
|
|
XCurveObject &line2 = *m_ssCurves[pNode->entArray[j]];
|
|
if (line2.IsDeleted())
|
|
{
|
|
continue; // 线2已经被删除或者两线类型不匹配
|
|
}
|
|
|
|
if ((line1.GetStartPoint().Distance2d(line2.StartPoint()) < _DIST_SNAP
|
|
&& line1.GetEndPoint().Distance2d(line2.EndPoint()) < _DIST_SNAP)
|
|
|| (line1.GetStartPoint().Distance(line2.EndPoint()) < _DIST_SNAP
|
|
&& line1.GetEndPoint().Distance2d(line2.StartPoint()) < _DIST_SNAP))
|
|
{
|
|
line1.m_bDeleted = TRUE;
|
|
line2.m_bDeleted = TRUE;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
int nCount = m_ssCurves.Length();
|
|
for (int nn = 0; nn < nCount; nn++)
|
|
{
|
|
if (!m_ssCurves[nn]->IsDeleted())
|
|
{
|
|
ssOut.Append(new XCurveSegment(*m_ssCurves[nn]));
|
|
}
|
|
}
|
|
}
|
|
|
|
GEOAPI void xdSpecialRemoveDupCurve(const DList<XCurveSegment> &ssIn, DList<XCurveSegment> &ssOut)
|
|
{
|
|
XRdupCurve rm;
|
|
rm.SpecialRemoveDupCurve(ssIn, ssOut);
|
|
}
|
|
|
|
GEOAPI void xdRemoveDupCurves(DList<XCurveSegment> &lstCurves, BOOL bExactDup,BOOL bIntsect)
|
|
{
|
|
XRdupCurve rm;
|
|
rm.removeDupCurve(lstCurves, bExactDup, bIntsect);
|
|
}
|
|
|
|
GEOAPI void xdRemoveDupLines(PickSet &ss)
|
|
{
|
|
XRdupCurve rm;
|
|
rm.RemoveDupLine(ss);
|
|
}
|