private bool PrepareElement(UIElement element)
 {
     if (element.GetPlaneProjection(true) == null)
     {
         return false;
     }
     return true;
 }
 /// <summary>
 /// Prepares the element.
 /// </summary>
 /// <param name="element">
 /// The element.
 /// </param>
 /// <returns>
 /// The prepare element.
 /// </returns>
 private static bool PrepareElement(UIElement element)
 {
     return element.GetPlaneProjection(true) != null;
 }