CS 4773 Object Oriented Systems
RectLineMove.java

import java.awt.*;

public class RectLineMove extends RectLinePos 
                       implements DelayCallBack {

   private int delay;
   private MoveCallBack cb;
   private DelayThread dt;

   public RectLineMove(Point start, Point end, Dimension dim, Color C, 
                       int delay, MoveCallBack cb) {
      super(start,end,dim,C);
      this.delay = delay;
      this.cb = cb;
      dt = new DelayThread(delay,this);
   }

   public void kill() {
      dt.kill();
   }

   public void stop() {
      dt.PauseDelay();
   }

   public void start() {
      dt.ContinueDelay();
   }

   public int GetDelay() {
      return delay;
   }

   public void DelayNotification() {
      NextPosition();
      cb.MoveNotification();
   }

   public void NextPosition() {
      super.NextPosition();
      if (isDone())
         dt.PauseDelay();
   }

}