1 package interpreters; 2 3 import java.awt.Color; 4 import javax.swing.SwingUtilities; 5 import javax.swing.JOptionPane; 6 import painter.SPainter; 7 import shapes.SCircle; 8 9 public class Interpreter2 { 10 11 private void interpreter() { 12 SPainter miro = new SPainter("Dot Thing", 400,400); 13 miro.setScreenLocation(0,0); 14 SCircle dot = new SCircle(180); 15 16 //REPEATEDLY TAKE A COMMAND FROM AN INPUT DIALOG BOX AND INTERPRET IT 17 while(true) { 18 String command = JOptionPane.showInputDialog(null,"Command?"); 19 if( command == null) { command = "exit"; } // user clicked on cancel 20 if( command.equalsIgnoreCase("blue")) { 21 miro.setColor(Color.BLUE); 22 miro.paint(dot); 23 } 24 else if ( command.equalsIgnoreCase("red")) { 25 miro.setColor(Color.RED); 26 miro.paint(dot); 27 } 28 else if ( command.equalsIgnoreCase("yellow")) { 29 miro.setColor(Color.YELLOW); 30 miro.paint(dot); 31 } 32 else if (command.equalsIgnoreCase("green")) { 33 miro.setColor(Color.GREEN); 34 miro.paint(dot); 35 } 36 else if ( command.equalsIgnoreCase("help")) { 37 JOptionPane.showMessageDialog(null, "Valid commands are: " + "RED | BLUE | GREEN | YELLOW | HELP | EXIT "); 38 } 39 else if ( command.equalsIgnoreCase("exit")) { 40 miro.end(); 41 System.out.println("Thank you for viewing the dots..."); 42 break; 43 } 44 else { 45 JOptionPane.showMessageDialog(null,"Unrecognizable command: " + command.toUpperCase()); 46 } 47 } 48 } 49 public Interpreter2() { 50 interpreter(); 51 } 52 public static void main (String[] args) { 53 SwingUtilities.invokeLater(new Runnable() { 54 public void run() { 55 new Interpreter2(); 56 } 57 }); 58 } 59 }