public void reorderChild(CCNode child, int z) {
// assert child != null: "Child must be non-nil";
// assert children_.has(child): "Child doesn't belong to Sprite";
if (z == child.getZOrder()) return;
if (usesSpriteSheet_) {
// XXX: Instead of removing/adding, it is more efficient to reorder manually
removeChild(child, false);
addChild(child, z);
} else {
super.reorderChild(child, z);
}
}
