private static void OnMaxValueChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
SizableControl control = (SizableControl)d;
control.NotifyPropertyChanged("MaxValue");
}
private static void OnStartingAngleChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
SizableControl control = (SizableControl)d;
control.NotifyPropertyChanged("StartingAngle");
}