1 /* 2 * This program is intended to paint different colored dots in a window 3 * 4 * The commands it 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 * HELP: show a list of commands in a dialog message box 10 * EXIT: terminate the program 11 */ 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 public class Interpreter2 { 22 23 private void interpreter() { 24 25 SPainter miro = new SPainter("Dot Thing",400,400); 26 miro.setScreenLocation(0,0); 27 SCircle dot = new SCircle(180); 28 29 while (true) { 30 31 String command = JOptionPane.showInputDialog(null,"Command?"); 32 if ( command == null ) { command = "exit"; } 33 if (command.equalsIgnoreCase("blue")) { 34 miro.setColor(Color.BLUE); 35 miro.paint(dot); 36 } else if (command.equalsIgnoreCase("red")) { 37 miro.setColor(Color.RED); 38 miro.paint(dot); 39 } else if (command.equalsIgnoreCase("green")) { 40 miro.setColor(Color.GREEN); 41 miro.paint(dot); 42 } else if (command.equalsIgnoreCase("yellow")) { 43 miro.setColor(Color.YELLOW); 44 miro.paint(dot); 45 } else if (command.equalsIgnoreCase("help")) { 46 JOptionPane.showMessageDialog(null,"Valid commands are: " 47 + "RED | BLUE | GREEN | YELLOW | HELP | EXIT "); 48 } else if (command.equalsIgnoreCase("exit")) { 49 miro.end(); 50 System.out.println("Thank you for viewing the dots ..."); 51 break; 52 } else { 53 JOptionPane.showMessageDialog(null, "Unrecognizable command: " 54 + command.toUpperCase()); 55 } 56 57 } 58 59 } 60 61 public Interpreter2(){ 62 interpreter(); 63 } 64 65 public static void main(String[] args) { 66 67 SwingUtilities.invokeLater(new Runnable() { 68 @Override 69 public void run() { 70 new Interpreter2(); 71 } 72 }); 73 74 } 75 76 } 77