public default VisualGraphViewUpdater<V, E> getViewUpdater(MouseEvent e) {
		GraphViewer<V, E> viewer = getGraphViewer(e);
		VisualGraphViewUpdater<V, E> updater = viewer.getViewUpdater();
		return updater;
	}
Returns the updater that is used to modify the primary graph viewer.

@param e the mouse event from which to get the viewer
@return the updater
Ghidra/Framework/Graph/src/main/java/ghidra/graph/viewer/event/mouse/VisualGraphMousePlugin.java