private static IList <IGeometry> LoadWKT(String filename)
        {
            var rdr     = new WKTReader(geomFact);
            var fileRdr = new WKTFileReader(filename, rdr);

            return(fileRdr.Read());
        }
Esempio n. 2
0
        // here's how I generated coords.dat.gz (set TestDataPath and add references + usings, of course):
#if false
        static void GenerateTestData()
        {
            const string TestDataPath = @"C:\Path\To\TestData";
            var          lst          = new List <Coordinate>();

            foreach (var fl in new[] { "africa.wkt", "europe.wkt", "world.wkt" })
            {
                var wkt = new WKTFileReader(Path.Combine(TestDataPath, fl), new WKTReader());
                lst.AddRange(wkt.Read().SelectMany(g => g.Coordinates));
            }

            using (var writer = new BinaryWriter(new GZipStream(File.Create(Path.Combine(TestDataPath, "coords.dat.gz")), CompressionLevel.Optimal)))
            {
                writer.Write(lst.Count);
                foreach (var coord in lst)
                {
                    writer.Write(coord.X);
                }

                foreach (var coord in lst)
                {
                    writer.Write(coord.Y);
                }
            }
        }
Esempio n. 3
0
        public static IList <IGeometry> ReadWKTFile(String filename)
        {
#if !PCL
            var fileRdr = new WKTFileReader(filename, reader);
#else
            var fileRdr = new WKTFileReader(new BufferedStream(new FileStream(filename, FileMode.Open), 2048), reader);
#endif
            var geoms = fileRdr.Read();
            return(geoms);
        }
        void PerformanceTest(Stream file)
        {
            var fileRdr = new WKTFileReader(new StreamReader(file), rdr);
            var polys   = fileRdr.Read();

            //RunAll(polys, 0.01);
            //RunAll(polys, 0.1);
            RunAll(polys, 1.0);
            //RunAll(polys, 10.0);
            //RunAll(polys, 100.0);
            //RunAll(polys, 1000.0);
        }
Esempio n. 5
0
        static void ReadWithCommas()
        {
            var wktReader = new WKTReader();

            Console.WriteLine("With commas");
            var reader = new WKTFileReader(linestringWithCommas, wktReader);

            // this doesn't affect the behaviour
            reader.Limit  = -1;
            reader.Offset = 0;

            var geometries = reader.Read();

            Console.WriteLine($"Count of geometries: {geometries.Count}");
        }
Esempio n. 6
0
        static void ReadCollection()
        {
            var wktReader = new WKTReader();

            Console.WriteLine("Collection");
            var reader = new WKTFileReader(collection, wktReader);

            // this doesn't affect the behaviour
            reader.Limit  = -1;
            reader.Offset = 0;

            var geometries = reader.Read();

            Console.WriteLine($"Count of geometries: {geometries.Count}");
            Console.WriteLine($"Count of sub geometries: {geometries.First().NumGeometries}");
        }
Esempio n. 7
0
        private static void CheckInteriorPointFile(String file)
        {
            var fileRdr = new WKTFileReader(file, new WKTReader());

            CheckInteriorPointFile(Path.GetFileName(file), fileRdr);
        }
Esempio n. 8
0
        public static List <Geometry> readWKTFile(Stream fileStream)
        {
            var fileRdr = new WKTFileReader(fileStream, new WKTReader());

            return((List <Geometry>)fileRdr.Read());
        }