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IRing.IsExterior Property (ArcObjects .NET 10.4 SDK)
ArcObjects namespaces > Geometry > ESRI.ArcGIS.Geometry > Interfaces > IR > IRing Interface > IRing.IsExterior Property (ArcObjects .NET 10.4 SDK)
ArcObjects Library Reference (Geometry)  

IRing.IsExterior Property

Indicates if this ring can function as the exterior ring in a polygon (ring orientation is clockwise, area > 0).

[Visual Basic .NET]
Public ReadOnly Property IsExterior As Boolean

[C#]
public bool IsExterior {get;}

[C++]
HRESULT get_IsExterior(
  VARIANT_BOOL* IsExterior
);

[C++]

Parameters
IsExterior [out, retval]
  IsExterior is a parameter of type VARIANT_BOOL

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

Description

IsExterior returns TRUE if the ring is oriented in a Clockwise direction.  Exterior rings are always oriented clockwise, and interior rings are always oriented counterclockwise.

Remarks

 

Ring IsExterior Example

See Also

IRing Interface