1    /* 
2     * Program that paints 100 red, yellow and orange balloons in a blue sky. 
3     * It will feature commands. 
4     */
5    
6    package npw;
7    
8    import java.awt.Color;
9    import java.util.Random;
10   import javax.swing.SwingUtilities;
11   
12   import painter.SPainter;
13   import shapes.SCircle;
14   import shapes.SSquare;
15   
16   public class Balloons {
17       //Required Infrastructure
18       public Balloons() {
19           paintTheImage();
20       }
21   
22       public static void main(String[] args) {
23           SwingUtilities.invokeLater(new Runnable() {
24               public void run() {
25                   new Balloons();
26   
27               }
28           });
29       }
30   
31   // The painter doing its thing
32   
33       private void paintTheImage() {
34           SPainter painter = new SPainter("Balloons", 600, 600);
35           paintSky(painter);//ask IntelliJ to generate the stub
36           int nrOfBalloons = 100;
37           paintBalloons(painter, nrOfBalloons);// ask InterlliJ to generate the stub
38       }
39   
40   
41       private void paintSky(SPainter painter) {
42           painter.setColor(Color.BLUE);
43           SSquare sky = new SSquare(2000);
44           painter.paint(sky);
45       }
46   
47       private void paintBalloons(SPainter painter, int nrOfBalloons) {
48           int i = 1;
49           while (i <= nrOfBalloons) {
50               paintOneBalloon(painter);// ask intelliJ to generate the stub
51               i = i = 1;
52           }
53       }
54   
55       private void paintOneBalloon(SPainter painter) {
56           Random rgen = new Random();
57           int rn = rgen.nextInt(3);
58           if (rn == 0) {
59               painter.setColor(Color.RED);
60           } else if (rn == 1) {
61               painter.setColor(Color.ORANGE);
62           } else {
63               painter.setColor(Color.YELLOW);
64           }
65           painter.move();
66           int balloonRadius = 20;
67           SCircle balloon = new SCircle(balloonRadius);
68           painter.paint(balloon);
69           painter.setColor(Color.BLACK);
70           painter.draw(balloon);
71       }
72   
73   }
74