1 /*
 2  * This interpreter is intended to paint different colored odts in a window.
 3  *
 4  * The commands that the interpreter can recognize and respond to are:
 5  * - BLUE: paint a blue dot
 6  * - RED: paint a red dot
 7  * - GREEN: paint a green dot
 8  * - YELLOW: paint a yellow dot
 9  * - RANDOM: paint a random color dot
10  * - HELP: show a list of the commands in a dialog message box
11  * - EXIT: terminate the program
12  */
13 package interpreters;
14 
15 import java.awt.Color;
16 import javax.swing.JOptionPane;
17 import javax.swing.SwingUtilities;
18 import painter.SPainter;
19 import shapes.SCircle;
20 
21 /**
22  *
23  * @author evankemp
24  */
25 public class Interpreter3 {
26 
27     private void interpreter() {
28         
29         //CREATE OBJECTS TO THINK WITH
30         SPainter miro = new SPainter("Dot Thing", 400,400);
31         miro.setScreenLocation(0,0);
32         SCircle dot = new SCircle(180);
33         
34         //REPEATEDLY TAKE A COMMAND FROM AN INPUT DIALOG BOX AND INTERPRET IT
35         while (true) {
36             String command = JOptionPane.showInputDialog(null," Command?");
37             if ( command.equalsIgnoreCase("blue")) {
38                 miro.setColor(Color.BLUE);
39                 miro.paint(dot);
40             } else if ( command.equalsIgnoreCase("red")) {
41                 miro.setColor(Color.RED);
42                 miro.paint(dot);
43             } else if ( command.equalsIgnoreCase("green")) {
44                 miro.setColor(Color.GREEN);
45                 miro.paint(dot);
46             } else if ( command.equalsIgnoreCase("yellow")) {
47                 miro.setColor(Color.YELLOW);
48                 miro.paint(dot);
49             } else if ( command.equalsIgnoreCase("random")) {
50                 miro.setColor(randomColor());
51                 miro.paint(dot);
52             } else if ( command.equalsIgnoreCase("help")) {
53                 JOptionPane.showMessageDialog(null,"Valid commands are: " 
54                         + "RED | BLUE | GREEN | YELLOW |"
55                         + " RANDOM | HELP | EXIT ");
56             } else if ( command.equalsIgnoreCase("exit")) {
57                 miro.end();
58                 System.out.println("Thank you for viewing the dots ...");
59                 break;
60             } else {
61                 JOptionPane.showMessageDialog(null, "Unrecognizable command: " 
62                         + command.toUpperCase());
63             }
64        }
65       
66     }
67     
68     //INFRASTRUCTURE FOR SOME SIMPLE PAINTING
69     
70     public Interpreter3() {
71         interpreter();
72     }
73     public static void main(String[] args) {
74         SwingUtilities.invokeLater(new Runnable() { 
75             public void run() { 
76                 new Interpreter3();
77             }
78         });
79     }
80 
81     private Color randomColor() {
82         int rv = (int)(Math.random()*256);
83         int gv = (int)(Math.random()*256);
84         int bv = (int)(Math.random()*256);
85         return new Color(rv,gv,bv);
86     }
87     
88 }
89