1    package npw;
2    
3    /* 
4    * Program that paints 100 red, yellow and orange balloons in a blue sky. 
5    * It will feature commands. 
6     */
7    
8    import java.awt.Color;
9    import java.util.Random;
10   import javax.swing.SwingUtilities;
11   import painter.SPainter;
12   import shapes.SCircle;
13   import shapes.SSquare;
14   
15   public class Balloons {
16   
17       //REQUIRED INFRASTRUCTURE
18   
19       public Balloons()
20       {
21           paintTheImage();
22       }
23   
24       public static void main(String[] args)
25       {
26           SwingUtilities.invokeLater(new Runnable() {
27               public void run() {
28                   new Balloons();
29               }
30       });
31       }
32   
33       //THE PAINTER DOING ITS THING
34   
35       private void paintTheImage() {
36       SPainter painter = new SPainter("Balloons", 600, 600);
37       paintSky(painter); // ask IntelliJ to generate the stub
38           int nrOfBalloons = 100;
39           paintBalloons(painter, nrOfBalloons);  // ask IntelliJ to generate the stub
40       }
41   
42   
43       private void paintSky(SPainter painter) {
44           painter.setColor(Color.BLUE);
45           SSquare sky = new SSquare(2000);
46           painter.paint(sky);
47       }
48   
49       private void paintBalloons(SPainter painter, int nrOfBalloons) {
50           int i = 1;
51           while (i <= nrOfBalloons)
52           {
53               paintOneBalloon(painter);  // ask intelliJ to generate the stub
54               i = i + 1;
55           }
56   
57       }
58   
59       private void paintOneBalloon(SPainter painter) {
60           Random rgen = new Random();
61           int rn = rgen.nextInt(3);
62           if (rn == 0)
63           {
64               painter.setColor(Color.RED);
65           }
66           else if (rn == 1)
67           {
68               painter.setColor(Color.orange);
69           }
70           else
71           {
72               painter.setColor(Color.YELLOW);
73           }
74           painter.move();
75           int balloonRadius = 20;
76           SCircle balloon = new SCircle(balloonRadius);
77           painter.paint(balloon);
78           painter.setColor(Color.black);
79           painter.draw(balloon);
80       }
81   
82   }
83