コード例 #1
0
        private static int SortByWeight(Segment a, Segment b)
        {
            if (a == null)
            {
                if (b == null)
                    return 0;
                return 1;
            }

            if (b == null)
            {
                return -1;
            }

            if (a.Weight == b.Weight)
                return 0;

            if (a.Weight > b.Weight)
                return -1;
            else
                return 1;
        }
コード例 #2
0
        public Segment Next()
        {
            if (!HasNext())
                return null;

            int index = 0;
            Segment seg = new Segment(polys);
            TtPoint prev = points[index];
            index++;

            seg.Add(prev);
            bool finished = false;
            bool travStarted = false;
            bool startTypeFound = (prev.IsGpsType() || (prev.op == OpType.Quondam &&
                ((QuondamPoint)prev).ParentPoint.IsGpsType()));
            bool SavePrev = false;

            TtPoint current;
            string currentPolygon = prev.PolyCN;
            if (index == points.Count)
                points.Remove(prev);

            while (index < points.Count && !finished)
            {
                current = points[index];
                if (currentPolygon != current.PolyCN)
                {
                    finished = true;
                    points.Remove(prev);
                    continue;
                }

                OpType tmpOp = current.op;
                TtPoint tmpQp = null;

                while (tmpOp == OpType.Quondam)
                {
                    if (tmpQp == null)
                        tmpQp = ((QuondamPoint)current).ParentPoint;
                    else
                        tmpQp = ((QuondamPoint)tmpQp).ParentPoint;

                    tmpOp = tmpQp.op;
                }

                switch (tmpOp)
                {
                    case OpType.GPS:
                    case OpType.WayPoint:
                    case OpType.Walk:
                    case OpType.Take5:
                        {
                            if (seg.Count == 1)
                            {
                                if (startTypeFound) //Already have a point (and only 1), Segment is finished
                                {
                                    finished = true;
                                }
                                else //left over trav point from a sideshot
                                {
                                    seg = new Segment(polys);
                                    seg.Add(current);
                                    startTypeFound = true;
                                }
                            }
                            else if (travStarted) //Or we are at the closing end of a traverse
                            {
                                finished = true;
                                seg.Add(current);
                            }
                            else
                            {
                                throw new Exception("2nd GPS type without trav start");
                            }

                            points.Remove(prev);
                            index--;
                            prev = current;
                            break;
                        }
                    case OpType.Traverse:
                        {
                            if ( prev.op == OpType.Traverse ||

                                prev.op == OpType.Quondam && ((QuondamPoint)prev).ParentOp == OpType.Traverse)
                            {
                                //finished = true;
                                seg.Add(current);

                                points.Remove(prev);
                            }
                            else
                            {
                                seg.Add(current);

                                if (startTypeFound)
                                    travStarted = true;

                                if (!SavePrev)
                                {
                                    if (points.Count == 1)
                                        points.Remove(current);
                                    points.Remove(prev);
                                }
                                else
                                {
                                    SavePrev = false;
                                    index++;
                                }
                            }

                            prev = current;
                            break;
                        }
                    case OpType.SideShot:
                        {
                            if (seg.Count == 1) //Only the parent point for this sideshot so far
                            {
                                seg.Add(current);
                                points.Remove(current); // don't remove the parent point, may be needed again
                                finished = true;
                            }
                            else // skip this point
                            {
                                SavePrev = true;
                                index++;
                            }
                            break;
                        }
                }

            }

            return seg;
        }
コード例 #3
0
 public void Add(Segment s)
 {
     _list.Add(s);
     _sorted = false;
 }