public static void Write(string shpFileName, IShapeCollection shapes, bool createDbf = false, bool overwrite = false) { if (shapes == null || shapes.Count < 1) { return; } var directory = System.IO.Path.GetDirectoryName(shpFileName); if (!System.IO.Directory.Exists(directory)) { System.IO.Directory.CreateDirectory(directory); } ShapeType shapeType = shapes.First().Type; using (System.IO.MemoryStream featureWriter = new System.IO.MemoryStream()) { int recordNumber = 0; foreach (IShape item in shapes) { featureWriter.Write(WriteHeaderToByte(++recordNumber, item), 0, 2 * ShapeConstants.IntegerSize); featureWriter.Write(item.WriteContentsToByte(), 0, 2 * item.ContentLength); } using (System.IO.MemoryStream shpWriter = new System.IO.MemoryStream()) { int fileLength = (int)featureWriter.Length / 2 + 50; shpWriter.Write(WriteMainHeader(shapes, fileLength, shapeType), 0, 100); shpWriter.Write(featureWriter.ToArray(), 0, (int)featureWriter.Length); //var mode = overwrite ? System.IO.FileMode.Create : System.IO.FileMode.CreateNew; var mode = Shapefile.GetMode(shpFileName, overwrite); System.IO.FileStream stream = new System.IO.FileStream(shpFileName, mode); shpWriter.WriteTo(stream); stream.Close(); shpWriter.Close(); featureWriter.Close(); } } ShxWriter.Write(Shapefile.GetShxFileName(shpFileName), shapes, shapeType, overwrite); if (createDbf) { Dbf.DbfFile.Write(Shapefile.GetDbfFileName(shpFileName), shapes.Count, overwrite); } }