docs: protected void onAttributeChanged(String name) {
  		Object v = null;
  		try {
  			v = getAttribute(name).getValue();
  		} catch (Exception exception) {
  			//
  		}
  		if (ATTR_COLOR.equalsIgnoreCase(name)) {
  			fireGraphicalAttributeChanged(name, null, v);
  		} else {
  			firePrimitiveChanged(name, null, v);
  		}
  	}