final NodeView parentView = target.getParentView();
UITools.convertPointToAncestor(parentView, start1, source);
UITools.convertPointToAncestor(parentView, start2, source);
final EdgeView edgeView = new SummaryEdgeView(source, target, source);
edgeView.setStart(start1);
edgeView.paint(g);
edgeView.setStart(start2);
edgeView.paint(g);
return true;
}