protected override void OnElementChanged(ElementChangedEventArgs <TView> e)
{
if (Control == null)
{
SetNativeControl(new Native.Canvas(Forms.NativeParent));
Control.Show();
Control.LayoutUpdated += OnLayout;
Control.Children.Add(RealNativeView);
}
_backgroundCanvas = new Lazy <SKCanvasView>(() =>
{
var canvas = new SKCanvasView(Forms.NativeParent);
canvas.PassEvents = true;
canvas.PaintSurface += OnBackgroundPaint;
canvas.Show();
Control.Children.Add(canvas);
canvas.Lower();
RealNativeView?.RaiseTop();
return(canvas);
});
base.OnElementChanged(e);
}
protected void SetRealNativeControl(TNativeView control)
{
Debug.Assert(control != null);
RealNativeView = control;
RealNativeView.Show();
}