While implementing a little custom control (a radial panel, actually – stay tuned what it’s good for…), I stumbled across a little problem when trying to add automatic behaviour.
Many built-in WPF Controls such as Canvas or Panel allow something like
Width="Auto"
Now, for my control I need something that accepts
AngleSpacing="Auto"
AngleSpacing="<double>"
Of course, accomplishing that is very simple, but [...]

