1    package npw;
2    
3    import painter.SPainter;
4    import shapes.SCircle;
5    import shapes.SSquare;
6    
7    import javax.swing.*;
8    import java.awt.*;
9    import java.awt.geom.Point2D;
10   
11   public class KanizsaSquare {
12       private void paintTheImage() {
13           SPainter painter = new SPainter("Kanizsa Square",400,400);
14   
15           SCircle dot = new SCircle(75);
16           paintBlueCircle(painter, dot);
17           paintRedCircle(painter, dot);
18           paintGreenCircles(painter, dot);
19   
20           SSquare square = new SSquare(200);
21           paintWhiteSquare(painter, square);
22       }
23   
24       private void paintWhiteSquare(SPainter painter, SSquare square) {
25           painter.setColor(Color.white);
26           painter.moveToCenter();
27           painter.paint(square);
28       }
29   
30       private void paintGreenCircles(SPainter painter, SCircle dot) {
31           painter.setColor(Color.green);
32           painter.moveTo(new Point2D.Double(100,300));
33           painter.paint(dot);
34           painter.moveTo(new Point2D.Double(300,100));
35           painter.paint(dot);
36       }
37   
38       private void paintRedCircle(SPainter painter, SCircle dot) {
39           painter.setColor(Color.red);
40           painter.moveTo(new Point2D.Double(300,300));
41           painter.paint(dot);
42       }
43   
44       private void paintBlueCircle(SPainter painter, SCircle dot) {
45           painter.setColor(Color.blue);
46           painter.moveTo(new Point2D.Double(100,100));
47           painter.paint(dot);
48       }
49   
50       public KanizsaSquare() {
51           paintTheImage();
52       }
53   
54       public static void main(String[] args) {
55           SwingUtilities.invokeLater(new Runnable() {
56               public void run() {
57                   new KanizsaSquare();
58               }
59           });
60       }
61   }
62