public virtual signal void pick (Color color)
The pick signal is emitted each time an actor is being painted in "pick mode".
Override the pick virtual function instead.
The pick mode is used to identify the actor during the event handling phase, or by
get_actor_at_pos. The actor should paint its shape using the
Subclasses of Actor should override the class signal handler and paint themselves in that function.
It is possible to connect a handler to the pick signal in order to set up some custom aspect of a paint in pick mode.
the Color to be used when picking