public bool RemoveOverlay(IWindowOverlay overlay)
{
if (overlay is IVisualDiagnosticsOverlay)
{
return(false);
}
var result = _overlays.Remove(overlay);
if (result)
{
overlay.Deinitialize();
}
return(result);
}
public bool AddOverlay(IWindowOverlay overlay)
{
if (overlay is IVisualDiagnosticsOverlay)
{
return(false);
}
// Add the overlay. If it's added,
// Initalize the native layer if it wasn't already,
// and call invalidate so it will be drawn.
var result = _overlays.Add(overlay);
if (result)
{
overlay.Initialize();
overlay.Invalidate();
}
return(result);
}
public bool RemoveOverlay(IWindowOverlay overlay) => false;
public bool AddOverlay(IWindowOverlay overlay) => false;
