1    /* 
2     *Program that will be used to create alternating squares of two random colors 
3     * The number of square will be read from a dialogue box 
4     */
5    
6    package npw;
7    
8    import npw.templates.SquareTemplate;
9    import painter.SPainter;
10   import shapes.SSquare;
11   
12   import javax.swing.*;
13   import javax.swing.text.AttributeSet;
14   import java.awt.*;
15   import java.util.Random;
16   import java.util.Scanner;
17   
18   public class Stella {
19   
20       private void paintTheImage() {
21           //lets get us some information from the user
22           int nrOfSquares = getNrOfSquares();
23           //create a painter
24           SPainter stella = new SPainter("Stella",800,800);
25           SSquare square = new SSquare(700);
26           paintTheSquares(stella,nrOfSquares,square);
27       }
28   
29       private int getNrOfSquares() {
30           String nss = JOptionPane.showInputDialog(null, "Please enter number of squares");
31           Scanner scanner = new Scanner(nss);
32           return scanner.nextInt();
33       }
34       private void paintTheSquares(SPainter stella, int nrOfSquares, SSquare square) {
35           //idk man some magic numbers
36           double shrinkValue = (700/((double)nrOfSquares+1));
37           //establish color
38           Color colorUno = new Color(rValue(),gValue(),bValue());
39           Color colorDos = new Color(gValue(),bValue(),rValue());
40   
41           stella.setColor(colorUno);
42           int i = 1;
43           while (i <= nrOfSquares) {
44               if (stella.paintBrushColor() == colorUno) {
45                   stella.setColor(colorDos);
46               } else {
47                   stella.setColor(colorUno);
48               }
49               square.shrink(shrinkValue);
50               stella.paint(square);
51               i = i+1;
52           }
53   
54       }
55   
56       private int bValue() {
57           Random rgen = new Random();
58           int b = rgen.nextInt(256);
59           return b;
60       }
61   
62       private int gValue() {
63           Random rgen = new Random();
64           int g = rgen.nextInt(256);
65           return g;
66       }
67   
68       private int rValue() {
69           Random rgen = new Random();
70           int r = rgen.nextInt(256);
71           return r;
72       }
73   
74       public Stella() {
75           paintTheImage();
76       }
77   
78       public static void main(String[] args) {
79           SwingUtilities.invokeLater(new Runnable() {
80               public void run() {
81                   new Stella();
82               }
83           });
84       }
85   }
86