/// <summary>
/// radius can be a number, in which the ellipse becomes a circle, it can be an object with an x and y component, or it can be an array in which the first element is the x component and the second element is the y component.
/// The x component defines the horizontal radius and the y component defines the vertical radius
/// </summary>
/// <param name="radius"></param>
public void setRadius(XYProperty radius) { }
/// <summary>
/// set absolute position relative to stage
/// </summary>
/// <param name="pos">object containing an x and y property</param>
public void setAbsolutePosition(XYProperty pos) { }