Public Overloads Sub HitTestAsync( _
   ByVal screenRect As Rect, _
   ByVal maxHits As Integer, _
   ByVal resultCallback As Action(Of IList(Of S57FeatureObject)) _
) 

public void HitTestAsync( 
   Rect screenRect,
   int maxHits,
   Action<IList<S57FeatureObject>> resultCallback
)

Parameters

screenRect

A System.Windows.Rect in screen coordinates within the current Map Control on-screen extent.

maxHits

The maximum number of hits (S57FeatureObjects) to return.

resultCallback

A callback when the HitTest has completed.

Target Platforms: Windows XP Professional, Windows Server 2003 family, Windows Vista, Windows Server 2008 family, Windows 7, Windows 8

Reference