@Override
	public void mousePressed(MouseEvent e) {
		if (!checkModifiers(e)) {
			return;
		}

		// override this method to do stuff
	}
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