Beispiel #1
0
        /// <summary>
        /// </summary>
        /// <param name="obj"></param>
        /// <returns>
        /// -1 this SegmentNode is located before the argument location;<br/>
        ///  0 this SegmentNode is at the argument location;<br/>
        ///  1 this SegmentNode is located after the argument location.
        /// </returns>
        public int CompareTo(object obj)
        {
            var other = (SegmentNode)obj;

            if (SegmentIndex < other.SegmentIndex)
            {
                return(-1);
            }
            if (SegmentIndex > other.SegmentIndex)
            {
                return(1);
            }
            if (Coord.Equals2D(other.Coord))
            {
                return(0);
            }

            // an exterior node is the segment start point, so always sorts first
            // this guards against a robustness problem where the octants are not reliable
            if (!IsInterior)
            {
                return(-1);
            }
            if (!other.IsInterior)
            {
                return(1);
            }

            return(SegmentPointComparator.Compare(_segmentOctant, Coord, other.Coord));
        }
Beispiel #2
0
        /// <summary>
        /// </summary>
        /// <param name="obj"></param>
        /// <returns>
        /// -1 this SegmentNode is located before the argument location;<br/>
        ///  0 this SegmentNode is at the argument location;<br/>
        ///  1 this SegmentNode is located after the argument location.
        /// </returns>
        public int CompareTo(object obj)
        {
            var other = (SegmentNode)obj;

            if (SegmentIndex < other.SegmentIndex)
            {
                return(-1);
            }
            if (SegmentIndex > other.SegmentIndex)
            {
                return(1);
            }
            if (Coord.Equals2D(other.Coord))
            {
                return(0);
            }
            return(SegmentPointComparator.Compare(_segmentOctant, Coord, other.Coord));
        }