// Program 15.9: A Customized Panic Component
import java.applet.Applet;
import java.awt.Graphics;
import java.awt.Canvas;
import java.awt.Label;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Event;
import java.awt.Font;

public class Panic extends Applet {

  public void init () {
    add(new Label("Don't Panic"));
    add(new PanicButton());
  
  }

}

class PanicButton extends Canvas {

  int radius = 101;

  public void paint(Graphics g) {
  
    g.setFont(new Font("Helvetica", Font.BOLD, 24));
    g.setColor(Color.red);
    g.fillOval(0, 0, 2*radius, 2*radius);
    g.setColor(Color.yellow);
    g.drawString("Panic", 65, radius+12);
      
  }
    
  public boolean mouseUp(Event e, int x, int y) {
    
    // Was the click inside the circle??
    if (Math.sqrt( (x-radius)*(x-radius) + (y-radius)*(y-radius)) <= radius)  {
      System.exit(1);
      return true;
    }
    else {
      return false
    }
     
  }
    
  public Dimension minimumSize() {
    return new Dimension(2*radius,2*radius);
  }

  public Dimension preferredSize() {
    return minimumSize();
  }

}
