for (IElement e : selection) {
Node elementNode = e.getHint(ElementHints.KEY_SG_NODE);
// System.out.println("selectionNode: " + elementNode + " " + e);
if (elementNode instanceof G2DParentNode) {
G2DParentNode en = (G2DParentNode) elementNode;
for (IElement e : selection) {
Node elementNode = e.getHint(ElementHints.KEY_SG_NODE);
// System.out.println("selectionNode: " + elementNode + " " + e);
if (elementNode instanceof G2DParentNode) {
G2DParentNode en = (G2DParentNode) elementNode;