if (enableBackgroundGraphicsNodeRable != null) {
ret = (GraphicsNodeRable)enableBackgroundGraphicsNodeRable.get();
if (ret != null) return ret;
}
if (createIfNeeded) {
ret = new GraphicsNodeRable8Bit(this);
ret.setUsePrimitivePaint(false);
enableBackgroundGraphicsNodeRable = new WeakReference(ret);
}
return ret;
}