简单的飞机大战，没有显示完全版本

public void action(){ MouseAdapter l = new MouseAdapter() { @Override public void mouseMoved(MouseEvent e) { hero.moveTo(e.getX(), e.getY()); } }; this.addMouseListener(l); this.addMouseMotionListener(l); Timer timer=new Timer(); timer.schedule(new TimerTask() { @Override public void run() { stepAction(); enemyEnterAction(); bulletEnterAction(); repaint(); } }, 10,10); }