The interface for screen overlays that contain a collection of other overlays. This interface is implemented by ScreenOverlayManager and ScreenOverlay.
  Display | Gets or sets if this overlay and the collection of overlays that are contained within this overlay should be rendered. | 
  Overlays | Gets the collection of overlays that are contained within this overlay. | 
  Padding | Gets or sets the padding surrounding the Overlays that are contained within this overlay. The array contains the components of the padding arranged in the order left, top, right, bottom. | 





