WKT geometry - Well-Known Text
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Aspose.GIS C# Library will let you work with the Well-Known Text (WKT) representation of the geometry.
Translate Geometry from WKT
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| // For complete examples and data files, please go to https://github.com/aspose-gis/Aspose.GIS-for-.NET | |
| ILineString line = (ILineString)Geometry.FromText("LINESTRING Z (0.1 0.2 0.3, 1 2 1, 12 23 2)"); | |
| Console.WriteLine(line.Count); // 3 |
Translate Geometry to WKT
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| // For complete examples and data files, please go to https://github.com/aspose-gis/Aspose.GIS-for-.NET | |
| Point point = new Point(23.5732, 25.3421); | |
| Console.WriteLine(point.AsText()); // POINT (23.5732, 25.3421) |
Specify WKT Variant on Translation
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| // For complete examples and data files, please go to https://github.com/aspose-gis/Aspose.GIS-for-.NET | |
| Point point = new Point(23.5732, 25.3421) { M = 40.3 }; | |
| point.SpatialReferenceSystem = SpatialReferenceSystem.Wgs84; | |
| Console.WriteLine(point.AsText(WktVariant.Iso)); // POINT M (23.5732, 25.3421, 40.3) | |
| Console.WriteLine(point.AsText(WktVariant.SimpleFeatureAccessOutdated)); // POINT (23.5732, 25.3421) | |
| Console.WriteLine(point.AsText(WktVariant.ExtendedPostGis)); // SRID=4326;POINTM (23.5732, 25.3421, 40.3) | |
| // to get max a decimal precision | |
| Console.WriteLine("G17 : " + point.AsText(WktVariant.Iso, NumericFormat.General(17))); // POINT M (23.5732 25.342099999999999 40.299999999999997) | |
| Console.WriteLine("R : " + point.AsText(WktVariant.Iso, NumericFormat.RoundTrip)); // POINT M (23.5732 25.3421 40.3) | |
| // to trim a decimal precision | |
| Console.WriteLine("G3 : " + point.AsText(WktVariant.Iso, NumericFormat.General(3))); // POINT M (23.6 25.3 40.3) | |
| Console.WriteLine("Flat3: " + point.AsText(WktVariant.Iso, NumericFormat.Flat(3))); // POINT M (23.573 25.342 40.3) |