/*
 * CharNode is a class representing a drawn picture
 * that is one in a sequence of Pictures to
 * use for a given character.  Don't ever try to traverse this one!
 **/
public class CharNode extends LLNode {
  /**
   * The picture I'm associated with
   **/
  public Picture myPict;
  
  /*
   * Make me with this picture
   * @param pict the Picture I'm associated with
   **/
  public CharNode(Picture pict){
    super(); // Call superclass constructor
    myPict = pict;
  }
  
  /**
   * Don't try to remove() from a circular list!
   **/
    public void remove(LLNode node){
      System.out.println("Very dangerous to try to remove a node from this list!");
    }

    /**
     * Don't try to get the last() from a circular list!
     **/

    public LLNode last() {
      System.out.println("Don't try to find last() from a circular list!");
      return this;
    }
    
  /**
   * Method to return a string with informaiton 
   * about this node
   */
  public String toString() 
  {
    return "CharNode with picture: "+myPict;
  }

  /*
   * Use the given turtle to draw oneself
   * @param pen the Turtle to draw with
   **/
  public void drawWith(Turtle pen){
    // Assume that we're at the lower-left corner
    pen.setHeading(0); pen.forward(myPict.getHeight());
    Picture bg = pen.getPicture();
    myPict.bluescreen(bg,pen.getXPos(),pen.getYPos());
  }
}