package playground; import java.awt.Color; import gameobjects.GameObject; import gameobjects.RectObject; public class LevelWithBox extends SpaceInvadersLevel { @Override protected String getStartupMessage() { return "Box-Level!"; } GameObject RectOb = new RectObject("Obj", null, 350, 100, 0, 0, 700, 250, Color.RED); @Override public void prepareLevel(String id) { super.prepareLevel(id); addObject(RectOb); } }