protected void renderChildren(IGraphicsWrapper graphics, int offX, int offY)
throws SlickException {
this.childrenCopy.clear();
this.childrenCopy.addAll(this.children);
for (final IScreenElement element : this.childrenCopy) {
element.render(graphics, offX + this.x, offY + this.y);
}
}
@Override
public void addChild(IScreenElement element) {
this.children.add(element);
element.setParent(this);
}
