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