1    /* 
2     * Program that paints 100 red, yellow and orange balloons in a blue sky. 
3     * It will feature commands. 
4     */
5    
6    package npw;
7    
8    import painter.SPainter;
9    import shapes.SCircle;
10   import shapes.SSquare;
11   
12   import javax.swing.*;
13   import java.awt.*;
14   import java.util.Random;
15   
16   public class AlternateBalloons {
17       //REQUIRED INFRASTRUCTURE
18       public AlternateBalloons() {
19           paintTheImage();
20       }
21   
22       public static void main(String[] args){
23           SwingUtilities.invokeLater(new Runnable() {
24               @Override
25               public void run() {
26                   new AlternateBalloons();
27               }
28           });
29       }
30       //THE PAINTER DOING ITS THING
31       private void paintTheImage(){
32           SPainter painter = new SPainter("AlternateBalloons",600,600);
33           paintSky(painter); //ask IntelliJ to generate stub
34           int nrOfBalloons = 300;
35           paintBalloons(painter,nrOfBalloons); //ask IntelliJ to generate stub
36       }
37   
38       private void paintSky(SPainter painter){
39           painter.setColor(Color.BLUE);
40           SSquare sky = new SSquare(2000);
41           painter.paint(sky);
42   
43       }
44   
45       private void paintBalloons(SPainter painter, int nrOfBalloons){
46           int i = 1;
47           while (i <= nrOfBalloons){
48               paintOneBalloon(painter); //ask IntelliJ to generate stub
49               i = i + 1;
50           }
51       }
52   
53       private void paintOneBalloon(SPainter painter){
54           Random rgen = new Random();
55           int rn = rgen.nextInt(6);
56   
57           if (rn == 0){
58               painter.setColor(Color1());
59           } else if (rn == 1) {
60             painter.setColor(Color2());
61           }else if (rn == 2) {
62               painter.setColor(Color3());
63           }else if(rn == 3){
64               painter.setColor(Color4());
65           } else if (rn == 4){
66               painter.setColor(Color5());
67           } else {
68               painter.setColor(Color6());
69           }
70   
71           painter.move();
72           int ballonRadius = 30;
73           SCircle balloon = new SCircle(ballonRadius);
74           painter.paint(balloon);
75           painter.setColor(Color.BLACK);
76           painter.draw(balloon);
77       }
78       private Color Color1(){
79           return new Color(100,200,174);
80       }
81       private Color Color2(){
82           return new Color(50,75,20);
83       }
84       private Color Color3(){
85           return new Color(100,120,110);
86       }
87       private Color Color4(){
88           return new Color(10,200,30);
89       }
90       private Color Color5(){
91           return new Color(200,100,30);
92       }
93       private Color Color6(){
94           return new Color(200,200,100);
95       }
96       }
97   
98