/* *This interpreter is intended to paint different colored dots in a window. * * The commends that the interpreter can recognize and respond to are; * _BLUE; paint a blue dot * -RED; paint a red dor * -HELP; show a list of the commends in a dialog message box * -EXIT; terminate the program */ package interpreters; import java.awt.Color; import javax.swing.JOptionPane; import javax.swing.SwingUtilities; import painter.SPainter; import shapes.SCircle; public class Interpreter2 { private void interpreter() { //CREATE OBJECTS TO THINK WITH SPainter miro = new SPainter("Dot Thing", 400, 400); miro.setScreenLocation(0, 0); SCircle dot = new SCircle(180); //REPEATEDLY TAKE A COMMAND FROM AN INPUT DIALOG BOX AND INTERPRET IT while (true) { String command = JOptionPane.showInputDialog(null, "Command?"); if (command == null) { command = "exit"; } // user clicked on Cancel if (command.equalsIgnoreCase("blue")) { miro.setColor(Color.BLUE); miro.paint(dot); } else if (command.equalsIgnoreCase("red")) { miro.setColor((Color.RED)); miro.paint(dot); } else if (command.equalsIgnoreCase("yellow")){ miro.setColor((Color.YELLOW)); miro.paint(dot); } else if (command.equalsIgnoreCase("green")){ miro.setColor((Color.GREEN)); miro.paint(dot); } else if (command.equalsIgnoreCase("help")) { JOptionPane.showMessageDialog(null, "Valid commands are: " + "RED | BLUE | YELLOW | GREEN | HELP | EXIT "); } else if (command.equalsIgnoreCase("exit")) { miro.end(); System.out.println("Thank you for viewing the dots ..."); break; } else { JOptionPane.showMessageDialog(null, "Unrecognizable command: " + command.toUpperCase()); } } } // INFRASTRUCTURE FOR SOME SIMPLE PAINTING public Interpreter2() { interpreter(); } public static void main(String[] args) { SwingUtilities.invokeLater(new Runnable() { @Override public void run() { new Interpreter2(); } }); } }