doDragOver method
Perform any additional side-effects during a drag, whether an internal move or copy or an external drag, that may affect the existing non-moved object(s).
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 @param {Point} pt a Point in document coordinates. @param {GraphObject} obj the GraphObject at the point, excluding what is being dragged or temporary objects; the argument may be null if the drag is occurring in the background of the diagram. Use GraphObject#part to get the Node or Part at the root of the visual tree of the stationary object. @since 1.1
Implementation
void doDragOver(
_i3.Point pt, [
_i3.GraphObject? obj,
]) {
_i4.callMethod(
this,
'doDragOver',
[
pt,
obj ?? _i5.undefined,
],
);
}