Canvas Example (Cont)
public static void main(String[] args) {
Frame myFrame = new Frame("GridPenCanvas Example");
GridPenCanvas myGridPenCanvas = new GridPenCanvas(30, 30);
myGridPenCanvas.addMouseListener(myGridPenCanvas);
myGridPenCanvas.addMouseMotionListener(myGridPenCanvas);
myFrame.add(myGridPenCanvas);
myFrame.setSize(400,400);