1    /* 
2    *Program that paints 100 red,yellow and orange balloons in a blue sky. 
3    *It will feature commands. 
4     */
5    
6    package mathematics;
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           paintTheImage();
21       }
22   
23       public static void main(String[]args) {
24           SwingUtilities.invokeLater(new Runnable(){
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 stub
36           int nrOfBalloons = 100;
37           paintBalloons(painter,nrOfBalloons); //ask Intellij to generate the stub
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   
46       private void paintBalloons(SPainter painter, int nrOfBalloons) {
47           int i = 1;
48           while (i <= nrOfBalloons) {
49               paintOneBalloon(painter); //ask Intellij to generate the stub
50               i = i + 1;
51           }
52       }
53   
54           private void paintOneBalloon(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 balloonRadius = 20;
66               SCircle balloon = new SCircle(balloonRadius);
67               painter.paint(balloon);
68               painter.setColor(Color.BLACK);
69               painter.draw(balloon);
70           }
71       }
72   
73   
74