VertexExt ve = element.getVertexext();
if (ve != null) {
if (ve.getLeftTop()
.getX() >= x) {
ve.move(new Point(w + 1, 0));
if (element.getProperty(Constant.LAYER_KEY) != null) {
SimpleGraph elg =
(SimpleGraph) element.getProperty(Constant.LAYER_KEY);
moveSG(elg, w + 1, 0);