protected void resetState() {
		isHandlingMouseEvents = false;
		selectedVertex = null;
		selectedEdge = null;
	}
Returns true if the location of the mouse event is over a edge
@param e the event
@return true if the location of the mouse event is over a edge
Ghidra/Features/GraphServices/src/main/java/ghidra/graph/visualization/mouse/AbstractJgtGraphMousePlugin.java