Updates a graph after the user moves objects.
The generic function
graph-pane-update-moved-objects is called after some objects in the graph
were moved by a user gesture.
is a list containing the objects that were moved.
The primary method updates the geometry of edges connected to the moved objects. You can add non-primary methods to perform other operations at that point.
CAPI User Guide and Reference Manual (Macintosh version) - 25 Feb 2015