protected static Map renderers = new HashMap();
public DefaultGraphPortView(Object cell) {
super(cell);
AttributeMap map = new AttributeMap();
// CUSTOM: larger area for mouse cursor detection to improve usability when adding transitions, changed from 30,30 to 130,130
GraphConstants.setSize(map, new Dimension(130, 130));
// END CUSTOM
super.setAttributes(map);
}