DbSpatialServices.GeographyMultiPointFromBinary 方法
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基于指定的已知二进制值和坐标系标识符，创建一个新的 DbGeography 多点值。
命名空间： System.Data.Entity.Spatial
程序集： EntityFramework（在 EntityFramework.dll 中）
语法
声明
<SuppressMessageAttribute("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId := "multiPoint", _
Justification := "Match OGC, EDM")> _
<SuppressMessageAttribute("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId := "MultiPoint", _
Justification := "Match OGC, EDM")> _
<SuppressMessageAttribute("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly", MessageId := "Multi", _
Justification := "Match OGC, EDM")> _
<SuppressMessageAttribute("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly", MessageId := "multi", _
Justification := "Match OGC, EDM")> _
Public MustOverride Function GeographyMultiPointFromBinary ( _
multiPointWellKnownBinary As Byte(), _
coordinateSystemId As Integer _
) As DbGeography
用法
Dim instance As DbSpatialServices
Dim multiPointWellKnownBinary As Byte()
Dim coordinateSystemId As Integer
Dim returnValue As DbGeography
returnValue = instance.GeographyMultiPointFromBinary(multiPointWellKnownBinary, _
coordinateSystemId)
[SuppressMessageAttribute("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "multiPoint",
Justification = "Match OGC, EDM")]
[SuppressMessageAttribute("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "MultiPoint",
Justification = "Match OGC, EDM")]
[SuppressMessageAttribute("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly", MessageId = "Multi",
Justification = "Match OGC, EDM")]
[SuppressMessageAttribute("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly", MessageId = "multi",
Justification = "Match OGC, EDM")]
public abstract DbGeography GeographyMultiPointFromBinary(
byte[] multiPointWellKnownBinary,
int coordinateSystemId
)
[SuppressMessageAttribute(L"Microsoft.Naming", L"CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = L"multiPoint",
Justification = L"Match OGC, EDM")]
[SuppressMessageAttribute(L"Microsoft.Naming", L"CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = L"MultiPoint",
Justification = L"Match OGC, EDM")]
[SuppressMessageAttribute(L"Microsoft.Naming", L"CA1704:IdentifiersShouldBeSpelledCorrectly", MessageId = L"Multi",
Justification = L"Match OGC, EDM")]
[SuppressMessageAttribute(L"Microsoft.Naming", L"CA1704:IdentifiersShouldBeSpelledCorrectly", MessageId = L"multi",
Justification = L"Match OGC, EDM")]
public:
virtual DbGeography^ GeographyMultiPointFromBinary(
array<unsigned char>^ multiPointWellKnownBinary,
int coordinateSystemId
) abstract
[<SuppressMessageAttribute("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "multiPoint",
Justification = "Match OGC, EDM")>]
[<SuppressMessageAttribute("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "MultiPoint",
Justification = "Match OGC, EDM")>]
[<SuppressMessageAttribute("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly", MessageId = "Multi",
Justification = "Match OGC, EDM")>]
[<SuppressMessageAttribute("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly", MessageId = "multi",
Justification = "Match OGC, EDM")>]
abstract GeographyMultiPointFromBinary :
multiPointWellKnownBinary:byte[] *
coordinateSystemId:int -> DbGeography
public abstract function GeographyMultiPointFromBinary(
multiPointWellKnownBinary : byte[],
coordinateSystemId : int
) : DbGeography
参数
- multiPointWellKnownBinary
类型：System.Byte[]
已知的二进制值。
- coordinateSystemId
类型：System.Int32
坐标系标识符。
返回值
类型：System.Data.Entity.Spatial.DbGeography
新 DbGeography 多点值。