public class RelativeLayoutExample : ContentPage
{
    public RelativeLayoutExample ()
    {
        this.Padding = new Thickness (10, Device.OnPlatform (20, 0, 0), 10, 5);

        Label heading = new Label {
            Text = "RelativeLayout Example",
            TextColor = Color.Red,
        };

        Label relativelyPositioned = new Label {
            Text = "Positioned relative to my parent."
        };

        RelativeLayout relativeLayout = new RelativeLayout ();

        relativeLayout.Children.Add (heading, Constraint.RelativeToParent ((parent) => {
            return 0;
        }));

        relativeLayout.Children.Add (relativelyPositioned,
            Constraint.RelativeToParent ((parent) => {
                return parent.Width / 3;
            }),
            Constraint.RelativeToParent ((parent) => {
                return parent.Height / 2;
            }));
        this.Content = relativeLayout;
    }
}