Problem
1. Finish the Joe the Box example.
(a) Implement grow and move. The method move takes as input a relative distance like (-10,15) to move 10 pixels left (x position) and 15 pixels down (y position).
(b) Draw patterns by creating joe and jane, then move a little and draw, grow a little and draw, then repaint the new canvas.
2. Create a movie with boxes growing and shrinking in it.