119 lines
2.4 KiB
C++
119 lines
2.4 KiB
C++
//-----------------------------------------------------------------------------+
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// Copyright (C), 1998-2007, SH Software Co. Ltd.
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// = FileName : XSortedVertexList 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: XSortedVertexList 类定义
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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 "XSortedVertexList.h"
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XSortedVertexList::XSortedVertexList(const XPoint & ptStart, const XPoint & ptEnd, ads_real dBulge)
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: PointList(ptStart, ptEnd, dBulge)
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{
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}
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XSortedVertexList::XSortedVertexList(const XCurveSegment &curve)
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: PointList(curve.GetStartPoint(), curve.GetEndPoint(), curve.GetBulge())
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{
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}
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XSortedVertexList::~XSortedVertexList()
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{
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}
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void XSortedVertexList::InsertBeforeLast(const XPoint &ptSrc)
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{
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(*this)[Length() - 1];
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XPointList::Insert(new XPoint(ptSrc));
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}
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int XSortedVertexList::AsPoly2D(XPoly2D &poly)
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{
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PointList &pts = *this;
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if (!pts)
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{
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return RTERROR;
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}
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poly.Reset();
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int nListLen = Length();
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if (curveType == CURVE_CIRCLE)
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{
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if (nListLen <= 2) // 只处理园，不处理圆弧
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{
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XPoint sPt = *pts[0];
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XCurveSegment cv;
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cv = XCircle(center, ads_distance(center, sPt));
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cv.AsPoly2D(poly);
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return RTNORM;
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}
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// pts[0]留作半径计算
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for (int i = 1; i < nListLen; i++)
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{
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XPoint pt2;
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if (i == nListLen - 1)
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{
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pt2 = *pts[1];
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}
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else
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{
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pt2 = *pts[i + 1];
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}
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XArc arcSeg(center, ads_distance(center, *pts[i]), ads_angle(center, *pts[i]),
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ads_angle(center, pt2));
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XCurveSegment cv;
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cv = arcSeg;
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poly.Append(new XPoint(cv.GetStartPoint()));
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poly.AppendBugle(cv.GetBulge());
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if (i == nListLen - 1)
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{
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poly.Append(new XPoint(cv.GetEndPoint()));
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poly.AppendBugle(0.0);
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}
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}
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}
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else
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{
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// 弧或线
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for (int j = 0; j < nListLen - 1; j++)
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{
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XPoint &pt1 = *pts[j];
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XPoint &pt2 = *pts[j + 1];
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XCurveSegment cv;
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if (curveType == CURVE_LINE)
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{
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XLine lineSeg(pt1, pt2);
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cv = lineSeg;
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}
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else
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{
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XArc arcSeg(center, ads_distance(center, pt1), ads_angle(center,pt1),
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ads_angle(center, pt2));
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cv = arcSeg;
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}
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poly.Append(new XPoint(cv.GetStartPoint()));
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poly.AppendBugle(cv.GetBulge());
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if (j == nListLen - 2)
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{
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poly.Append(new XPoint(cv.GetEndPoint()));
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poly.AppendBugle(0.0);
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}
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}
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}
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return RTNORM;
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}
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