* Handles CSSEngineEvent that describes the CSS properties
* that have changed on a particular element.
*/
public void propertiesChanged(CSSEngineEvent evt) {
Element elem = evt.getElement();
SVGContext ctx = getSVGContext(elem);
if (ctx == null) {
GraphicsNode pgn = getGraphicsNode(elem.getParentNode());
if ((pgn == null) || !(pgn instanceof CompositeGraphicsNode)) {
// Something changed in this element but we really don't
// care since its parent isn't displayed either.