1    /* 
2    *program that paints 100 red, yellow and oragne balloons in a blue sky. 
3    *It will feature commands. 
4     */
5    
6    package npw;
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   
15   public class Balloons {
16       //REQUIRED INFRASTRUCTURE
17       public Balloons() {
18           paintTheImage();
19       }
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       //THE PAINTER DOING ITS THING
30       private void paintTheImage() {
31           SPainter painter = new SPainter("Balloons", 600, 600);
32           paintSky(painter); //ask IntelliJ to generate the stub
33           int nrOfBalloons = 100;
34           paintBalloons(painter, nrOfBalloons); // ask IntelliJ to generate the stub
35       }
36   
37   
38   
39   
40       private void paintSky(SPainter painter){
41           painter.setColor(Color.BLUE);
42           SSquare sky = new SSquare(2000);
43           painter.paint(sky);
44       }
45           private void paintBalloons(SPainter painter, int nrOfBalloons) {
46           int i = 1;
47           while (i <= nrOfBalloons) {
48               paintOneBalloon(painter); // ask IntelliJ to generate a stub
49               i=i+1;
50           }
51           }
52           private void paintOneBalloon(SPainter painter) {
53           Random rgen = new Random();
54           int rn = rgen.nextInt(3);
55           if(rn == 0) {
56               painter.setColor(Color.red);
57           }else if (rn == 1) {
58               painter.setColor(Color.orange);
59           } else {
60               painter.setColor(Color.yellow);
61           }
62           painter.move();
63           int balloonRadius = 20;
64           SCircle balloon = new SCircle(balloonRadius);
65           painter.paint(balloon);
66           painter.setColor(Color.black);
67           painter.draw(balloon);
68           }
69       }
70   
71