findDraggablePart method
Return the selectable and movable/copyable Part at the mouse-down point. This is called by #canStart to decide if this tool is ready to run.
This method may be overridden. Please read the Introduction page on Extensions for how to override methods and how to call this base method. @expose @return {Part}
Implementation
_i3.Part? findDraggablePart() => _i4.callMethod(
this,
'findDraggablePart',
[],
);