class PaintMonitor extends Thread {
  Slide shw, cur;
  Screen scn;

  PaintMonitor(Slide show, Screen screen) {
    this.shw = show;
    this.scn = screen;
  }

  public void run() {
    while (true) {
      try {
	wait();
      }
      catch (Exception e){
	p(e);
      }
      if (cur != null) {
	p("NEW FUCKING IMAGE");
	p("Showing image: "+cur.img);
	scn.showImage(cur.img);
	try {
	  p("Delaying "+cur.delay+" ms");
	  Thread.sleep(cur.delay);
	}
	catch (Exception x) {
	  p(x);
	}
	cur = cur.next;
      }
    }
  }

  private void p(String s) {
    System.out.println(s);
  }
  
  private void p(Exception e) {
    System.out.println(e);
  }

}