internal static float GetXamlFrameAspectRatio(BackFrameShape shape)
        {
            float result = 1f;

            if (shape >= (BackFrameShape)2000 && shape <= (BackFrameShape)2199)
            {
                result = 1.48275864f;
            }
            else if (shape >= (BackFrameShape)2200 && shape <= (BackFrameShape)2399)
            {
                result = 0.6744186f;
            }
            return(result);
        }
 public BackFrame(object parent, BackFrameStyle style, BackFrameShape shape)
     : this(parent)
 {
     this.style = style;
     this.shape = shape;
 }