Esempio n. 1
0
 public bool same(loopSeg tem)
 {
     if (seg == tem.seg)
     {
         return(true);
     }
     else if ((start == tem.start && end == tem.end) || (start == tem.end && end == tem.start))
     {
         if (seg.GetType() == tem.seg.GetType())
         {
             return(true);
         }
         return(false);
     }
     return(false);
 }
Esempio n. 2
0
        public void storeSegments2()                    //获取边与点,取代上面三个函数,目前使用中
        {
            if (sket.GetSketchPoints2() == null)
            {
                Debug.Print("No points!");
                return;
            }
            verNum = sket.GetSketchPoints2().Length;            //以下为保存边、边的邻接点;点、点的邻接边的操作
            adj    = new int[verNum, verNum];
            for (int i = 0; i < verNum; i++)                    //初始化邻接点数组,为之后的最小环提取做准备,在存储点与边的同时需要存储邻接关系
            {
                for (int j = 0; j < verNum; j++)
                {
                    adj[i, j] = INF;
                }
            }
            object[] segments = sket.GetSketchSegments();
            foreach (SketchSegment seg in segments)             //此时遍历所有边,判断边的类型,而后分类存储
            {
                bool flag = false;
                int  type = seg.GetType();
                switch (type)
                {
                case 0:
                    flag = false;
                    loopSeg    temLine = new loopSeg(seg);
                    SketchLine line    = (SketchLine)seg;
                    temLine.setPoint(addPoint(line.GetStartPoint2()), addPoint(line.GetEndPoint2()));
                    temLine.setIndex(loopSegs.Count);
                    for (int i = 0; i < loopSegs.Count; i++)
                    {
                        if (temLine.same(loopSegs[i]))
                        {
                            flag = true;
                        }
                    }
                    if (!flag)
                    {
                        loopSegs.Add(temLine);

                        pois[temLine.start].setNext(temLine.end);
                        pois[temLine.end].setNext(temLine.start);

                        pois[temLine.start].setNextSeg2(temLine.index);
                        pois[temLine.end].setNextSeg2(temLine.index);

                        adj[temLine.start, temLine.end] = 1;
                        adj[temLine.end, temLine.start] = 1;
                    }
                    break;

                case 1:
                    flag = false;
                    loopSeg   temArc = new loopSeg(seg);
                    SketchArc arc    = (SketchArc)seg;
                    temArc.setPoint(addPoint(arc.GetStartPoint2()), addPoint(arc.GetEndPoint2()));
                    temArc.setIndex(loopSegs.Count);
                    for (int i = 0; i < loopSegs.Count; i++)
                    {
                        if (temArc.same(loopSegs[i]))
                        {
                            flag = true;
                        }
                    }
                    if (!flag)
                    {
                        loopSegs.Add(temArc);

                        pois[temArc.start].setNext(temArc.end);
                        pois[temArc.end].setNext(temArc.start);

                        pois[temArc.start].setNextSeg2(temArc.index);
                        pois[temArc.end].setNextSeg2(temArc.index);

                        adj[temArc.start, temArc.end] = 1;
                        adj[temArc.end, temArc.start] = 1;
                    }
                    break;

                case 2:
                    flag = false;
                    loopSeg       temEll = new loopSeg(seg);
                    SketchEllipse ell    = (SketchEllipse)seg;
                    temEll.setPoint(addPoint(ell.GetStartPoint2()), addPoint(ell.GetEndPoint2()));
                    temEll.setIndex(loopSegs.Count);
                    for (int i = 0; i < loopSegs.Count; i++)
                    {
                        if (temEll.same(loopSegs[i]))
                        {
                            flag = true;
                        }
                    }
                    if (!flag)
                    {
                        loopSegs.Add(temEll);

                        pois[temEll.start].setNext(temEll.end);
                        pois[temEll.end].setNext(temEll.start);

                        pois[temEll.start].setNextSeg2(temEll.index);
                        pois[temEll.end].setNextSeg2(temEll.index);

                        adj[temEll.start, temEll.end] = 1;
                        adj[temEll.end, temEll.start] = 1;
                    }
                    break;

                case 3:
                    flag = false;
                    loopSeg      temSpl = new loopSeg(seg);
                    SketchSpline spl    = (SketchSpline)seg;
                    object[]     tem    = spl.GetPoints2();
                    temSpl.setPoint(addPoint((SketchPoint)tem[0]), addPoint((SketchPoint)tem[tem.Length - 1]));
                    temSpl.setIndex(loopSegs.Count);
                    for (int i = 0; i < loopSegs.Count; i++)
                    {
                        if (temSpl.same(loopSegs[i]))
                        {
                            flag = true;
                        }
                    }
                    if (!flag)
                    {
                        loopSegs.Add(temSpl);

                        pois[temSpl.start].setNext(temSpl.end);
                        pois[temSpl.end].setNext(temSpl.start);

                        pois[temSpl.start].setNextSeg2(temSpl.index);
                        pois[temSpl.end].setNextSeg2(temSpl.index);

                        adj[temSpl.start, temSpl.end] = 1;
                        adj[temSpl.end, temSpl.start] = 1;
                    }
                    break;

                case 5:
                    flag = false;
                    loopSeg        temPar = new loopSeg(seg);
                    SketchParabola par    = (SketchParabola)seg;
                    temPar.setPoint(addPoint(par.GetStartPoint2()), addPoint(par.GetEndPoint2()));
                    temPar.setIndex(loopSegs.Count);
                    for (int i = 0; i < loopSegs.Count; i++)
                    {
                        if (temPar.same(loopSegs[i]))
                        {
                            flag = true;
                        }
                    }
                    if (!flag)
                    {
                        loopSegs.Add(temPar);

                        pois[temPar.start].setNext(temPar.end);
                        pois[temPar.end].setNext(temPar.start);

                        pois[temPar.start].setNextSeg2(temPar.index);
                        pois[temPar.end].setNextSeg2(temPar.index);

                        adj[temPar.start, temPar.end] = 1;
                        adj[temPar.end, temPar.start] = 1;
                    }
                    break;

                case 4:
                    break;
                }
            }
        }