DbSpatialServices.GeographyPolygonFromBinary(Byte[], Int32) Metode

Definisi

Ruang nama:

System.Data.Spatial

Rakitan:

System.Data.Entity.dll

Membuat nilai poligon baru DbGeography berdasarkan nilai biner terkenal yang ditentukan dan pengidentifikasi sistem koordinat (SRID).

public:
 abstract System::Data::Spatial::DbGeography ^ GeographyPolygonFromBinary(cli::array <System::Byte> ^ polygonWellKnownBinary, int coordinateSystemId);

public abstract System.Data.Spatial.DbGeography GeographyPolygonFromBinary(byte[] polygonWellKnownBinary, int coordinateSystemId);

abstract member GeographyPolygonFromBinary : byte[] * int -> System.Data.Spatial.DbGeography

Public MustOverride Function GeographyPolygonFromBinary (polygonWellKnownBinary As Byte(), coordinateSystemId As Integer) As DbGeography

Parameter

polygonWellKnownBinary

Byte[]

Array byte yang berisi representasi biner terkenal dari nilai geografi.

coordinateSystemId

Int32

Pengidentifikasi sistem koordinat yang harus digunakan nilai baru DbGeography .

Mengembalikan

DbGeography

Nilai baru DbGeography sebagaimana didefinisikan oleh nilai biner terkenal dengan pengidentifikasi sistem koordinat (SRID) yang ditentukan (DefaultCoordinateSystemId).

Pengecualian

ArgumentNullException

polygonWellKnownBinary

ArgumentException

coordinateSystemId