DbSpatialServices.PointAt Method (DbGeometry, Int32)

.NET Framework (current version)
 
System_CAPS_noteNote

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Returns a point element of the given DbGeometry value, if it represents a linestring or linear ring.

Namespace:   System.Data.Spatial
Assembly:  System.Data.Entity (in System.Data.Entity.dll)

public abstract DbGeometry PointAt(
	DbGeometry geometryValue,
	int index
)

Parameters

geometryValue
Type: System.Data.Spatial.DbGeometry

The geometry value, which need not represent a linestring or linear ring.

index
Type: System.Int32

The position within the geometry value from which the element should be taken.

Return Value

Type: System.Data.Spatial.DbGeometry

The point in geometryValue at position index, if it represents a linestring or linear ring; otherwise null.

Exception Condition
ArgumentNullException

geometryValue

ArgumentException

geometryValue

.NET Framework
Available since 4.5
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