computeBoxBounds method
This just returns a Rect stretching from the mouse-down point to the current mouse point.
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 {Rect} a Rect in document coordinates.
Implementation
_i3.Rect computeBoxBounds() => _i4.callMethod(
this,
'computeBoxBounds',
[],
);