public float FillAmount { get; set; }

Accepted values range from -100 to 100. A positive value fills the bar from left to right. A negative value fills it from right to left. A value of hides the bar. Setting this property has no effect when the NodeReference has no associated NodeReference.Context, such as when it is . Throws ObjectDisposedException when you access this method after you call Context.Dispose on the context.