1    
2    /* 
3    * Program that paints 100 red, yellow and orange balloons in a blue sky. 
4    * It will feature commands. 
5     */
6    
7    
8    package npw;
9    
10   import java.awt.Color;
11   import java.util.Random;
12   import javax.swing.SwingUtilities;
13   import painter.SPainter;
14   import shapes.SCircle;
15   import shapes.SSquare;
16   
17   public class Balloons {
18   
19   // REQUIRED INFRASTRUCTURE
20   
21       public Balloons() {
22   
23           paintTheImage();
24       }
25       public static void main (String[]args) {
26           SwingUtilities.invokeLater(new Runnable() {
27               public void run() {
28   
29                   new Balloons();
30   
31               }
32   
33   
34           });
35   
36       }
37       //THE PAINTER DOING ITS THING
38   
39       private void paintTheImage() {
40           SPainter painter = new SPainter("Balloons", 600, 600);
41           paintSky(painter); // ask IntelliJ to generate the stub
42           int nrOfBalloons = 100;
43           paintBalloons(painter, nrOfBalloons); // ask IntelliJ to generate the stub
44   
45       }
46         private void paintSky(SPainter painter) {
47             painter.setColor(Color.BLUE);
48             SSquare sky = new SSquare(2000);
49             painter.paint(sky);
50         }
51   
52         private void paintBalloons(SPainter painter, int nrOfBalloons){
53           int i = 1;
54           while (i <= nrOfBalloons) {
55               paintOneBalloon(painter);// ask IntelliJ to generate the stub
56               i = i + 1;
57   
58           }
59   
60           }
61   
62          private void paintOneBalloon(SPainter painter){
63           Random rgen = new Random();
64           int rn = rgen.nextInt(3);
65           if (rn== 0) {
66               painter.setColor(Color.RED);
67           } else if (rn==1) {
68               painter.setColor(Color.ORANGE);
69           } else {
70               painter.setColor(Color.YELLOW);
71   
72           } painter.move();
73           int balloonRadius= 20;
74           SCircle balloon= new SCircle( balloonRadius);
75           painter.paint(balloon);
76           painter.setColor(Color.BLACK);
77           painter.draw(balloon);
78   
79       }
80   
81   
82   
83           }
84   
85   
86