コード例 #1
0
        /// <summary>
        /// 
        /// </summary>
        /// <param name="wkt"></param>
        /// <param name="start"></param>
        /// <param name="end"></param>
        public void RunExtractedLine(string wkt, double start, double end)    
        {
            Console.WriteLine("=========================");
            IGeometry g1 = rdr.Read(wkt);
            Console.WriteLine("Input Geometry: " + g1);
            Console.WriteLine("Indices to extract: " + start + " " + end);
            
            LengthIndexedLine indexedLine = new LengthIndexedLine(g1);

            IGeometry subLine = indexedLine.ExtractLine(start, end);
            Console.WriteLine("Extracted Line: " + subLine);

            double[] index = indexedLine.IndicesOf(subLine);
            Console.WriteLine("Indices of extracted line: " + index[0] + " " + index[1]);

            Coordinate midpt = indexedLine.ExtractPoint((index[0] + index[1]) / 2);
            Console.WriteLine("Midpoint of extracted line: " + midpt);
        }
コード例 #2
0
 protected override IGeometry IndicesOfThenExtract(IGeometry linearGeom, IGeometry subLine)
 {
     LengthIndexedLine indexedLine = new LengthIndexedLine(linearGeom);
     double[] loc = indexedLine.IndicesOf(subLine);
     IGeometry result = indexedLine.ExtractLine(loc[0], loc[1]);
     return result;
 }