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.util.Random;
10   
11   public class AlternateBalloons {
12   
13       //Required infrastructure
14   
15       public AlternateBalloons() {
16           paintTheImage();
17       }
18   
19       public static void main(String[] args) {
20           SwingUtilities.invokeLater(new Runnable() {
21               @Override
22               public void run() {
23                   new AlternateBalloons();
24               }
25           });
26       }
27   
28       //The painter doing its thing
29   
30       private void paintTheImage() {
31           SPainter painter = new SPainter("Balloons", 600,600);
32           paintSky(painter); //ask IntelliJ to generate the stub
33           int nrOfBalloons = 300;
34           paintBalloons(painter,nrOfBalloons); //ask IntelliJ to generate the stub
35       }
36   
37       private void paintBalloons(SPainter painter, int nrOfBalloons) {
38           int i = 1;
39           while (i <= nrOfBalloons) {
40               paintOneBallon(painter); // ask intelliJ to generate the stub
41               i = i + 1;
42           }
43       }
44   
45       private void paintSky(SPainter painter) {
46           painter.setColor(Color.BLUE);
47           SSquare sky = new SSquare(2000);
48           painter.paint(sky);
49       }
50   
51       private void paintOneBallon(SPainter painter) {
52           Random rgen = new Random();
53           int rn = rgen.nextInt(6);
54           if (rn == 0) {
55               painter.setColor(new Color(29, 185, 78));
56           } else if (rn == 1) {
57               painter.setColor(new Color(209, 19, 74));
58           } else if (rn == 2) {
59               painter.setColor(new Color(200, 94, 127));
60           } else if (rn == 3) {
61               painter.setColor(new Color(98, 78, 193));
62           } else if (rn == 4) {
63               painter.setColor(new Color(28, 29, 29));
64           } else {
65               painter.setColor(new Color(100, 89, 1));
66           }
67           painter.move();
68           int balloonRadius = 30;
69           SCircle balloon = new SCircle(balloonRadius);
70           painter.paint(balloon);
71           painter.setColor(Color.black);
72           painter.draw(balloon);
73       }
74   }
75