// Mirrors wkt private static void ExportPolylineToGeoJson_(int export_flags, com.epl.geometry.Polyline polyline, com.epl.geometry.JsonWriter json_writer) { com.epl.geometry.MultiPathImpl polyline_impl = (com.epl.geometry.MultiPathImpl)polyline._getImpl(); int point_count = polyline_impl.GetPointCount(); int path_count = polyline_impl.GetPathCount(); if (point_count > 0 && path_count == 0) { throw new com.epl.geometry.GeometryException("corrupted geometry"); } int precision = 17 - (31 & (export_flags >> 13)); bool bFixedPoint = (com.epl.geometry.GeoJsonExportFlags.geoJsonExportPrecisionFixedPoint & export_flags) != 0; bool b_export_zs = polyline_impl.HasAttribute(com.epl.geometry.VertexDescription.Semantics.Z) && (export_flags & com.epl.geometry.GeoJsonExportFlags.geoJsonExportStripZs) == 0; bool b_export_ms = polyline_impl.HasAttribute(com.epl.geometry.VertexDescription.Semantics.M) && (export_flags & com.epl.geometry.GeoJsonExportFlags.geoJsonExportStripMs) == 0; if (!b_export_zs && b_export_ms) { throw new System.ArgumentException("invalid argument"); } com.epl.geometry.AttributeStreamOfDbl position = null; com.epl.geometry.AttributeStreamOfDbl zs = null; com.epl.geometry.AttributeStreamOfDbl ms = null; com.epl.geometry.AttributeStreamOfInt8 path_flags = null; com.epl.geometry.AttributeStreamOfInt32 paths = null; if (point_count > 0) { position = (com.epl.geometry.AttributeStreamOfDbl)polyline_impl.GetAttributeStreamRef(com.epl.geometry.VertexDescription.Semantics.POSITION); path_flags = polyline_impl.GetPathFlagsStreamRef(); paths = polyline_impl.GetPathStreamRef(); if (b_export_zs) { if (polyline_impl._attributeStreamIsAllocated(com.epl.geometry.VertexDescription.Semantics.Z)) { zs = (com.epl.geometry.AttributeStreamOfDbl)polyline_impl.GetAttributeStreamRef(com.epl.geometry.VertexDescription.Semantics.Z); } } if (b_export_ms) { if (polyline_impl._attributeStreamIsAllocated(com.epl.geometry.VertexDescription.Semantics.M)) { ms = (com.epl.geometry.AttributeStreamOfDbl)polyline_impl.GetAttributeStreamRef(com.epl.geometry.VertexDescription.Semantics.M); } } } if ((export_flags & com.epl.geometry.GeoJsonExportFlags.geoJsonExportPreferMultiGeometry) == 0 && path_count <= 1) { LineStringTaggedText_(precision, bFixedPoint, b_export_zs, b_export_ms, zs, ms, position, path_flags, paths, json_writer); } else { MultiLineStringTaggedText_(precision, bFixedPoint, b_export_zs, b_export_ms, zs, ms, position, path_flags, paths, path_count, json_writer); } }
internal static void ExportPolylineToWkt(int export_flags, com.epl.geometry.Polyline polyline, System.Text.StringBuilder @string) { com.epl.geometry.MultiPathImpl polyline_impl = (com.epl.geometry.MultiPathImpl)polyline._getImpl(); int point_count = polyline_impl.GetPointCount(); int path_count = polyline_impl.GetPathCount(); if (point_count > 0 && path_count == 0) { throw new com.epl.geometry.GeometryException("corrupted geometry"); } int precision = 17 - (7 & (export_flags >> 13)); bool b_export_zs = polyline_impl.HasAttribute(com.epl.geometry.VertexDescription.Semantics.Z) && (export_flags & com.epl.geometry.WktExportFlags.wktExportStripZs) == 0; bool b_export_ms = polyline_impl.HasAttribute(com.epl.geometry.VertexDescription.Semantics.M) && (export_flags & com.epl.geometry.WktExportFlags.wktExportStripMs) == 0; com.epl.geometry.AttributeStreamOfDbl position = null; com.epl.geometry.AttributeStreamOfDbl zs = null; com.epl.geometry.AttributeStreamOfDbl ms = null; com.epl.geometry.AttributeStreamOfInt8 path_flags = null; com.epl.geometry.AttributeStreamOfInt32 paths = null; if (point_count > 0) { position = (com.epl.geometry.AttributeStreamOfDbl)polyline_impl.GetAttributeStreamRef(com.epl.geometry.VertexDescription.Semantics.POSITION); path_flags = polyline_impl.GetPathFlagsStreamRef(); paths = polyline_impl.GetPathStreamRef(); if (b_export_zs) { if (polyline_impl._attributeStreamIsAllocated(com.epl.geometry.VertexDescription.Semantics.Z)) { zs = (com.epl.geometry.AttributeStreamOfDbl)(polyline_impl.GetAttributeStreamRef(com.epl.geometry.VertexDescription.Semantics.Z)); } } if (b_export_ms) { if (polyline_impl._attributeStreamIsAllocated(com.epl.geometry.VertexDescription.Semantics.M)) { ms = (com.epl.geometry.AttributeStreamOfDbl)(polyline_impl.GetAttributeStreamRef(com.epl.geometry.VertexDescription.Semantics.M)); } } } if ((export_flags & com.epl.geometry.WktExportFlags.wktExportLineString) != 0) { if (path_count > 1) { throw new System.ArgumentException("Cannot export a LineString with specified export flags: " + export_flags); } LineStringTaggedText_(precision, b_export_zs, b_export_ms, zs, ms, position, path_flags, paths, @string); } else { MultiLineStringTaggedText_(precision, b_export_zs, b_export_ms, zs, ms, position, path_flags, paths, path_count, @string); } }