When toggling the Dynamic layer on and off the shapes of Ellipses distorts.
Map1.LayerSwitcher.Enabled = true;
ProfitabilityLayer = new InMemoryLayer();
ProfitabilityLayer.ZoomLevelSet.ZoomLevel01.DefaultPointStyle = PointStyles.Capital2;
ProfitabilityLayer.ZoomLevelSet.ZoomLevel01.DefaultAreaStyle = AreaStyles.Evergreen1;
ProfitabilityLayer.ZoomLevelSet.ZoomLevel01.ApplyUntilZoomLevel = ApplyUntilZoomLevel.Level20;
Map1.DynamicLayers.Add( "ProfitabilityLayer", ProfitabilityLayer );
if ( ! ProfitabilityLayer.Features.ContainsKey( CurrentMarker.Key ) )
ProfitabilityLayer.Features.Add( CurrentMarker.Key,
new Feature( new EllipseShape( CurrentMarker.Position,
3,
GeographyUnit.DecimalDegree,
DistanceUnit.Mile ) ) );