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