Applet Challenge: Letters

The below hyperlinks provide the sample for the mouse click and drag of a ball:

• Online Demo of click-and-drag ball
• Source Code download

The Challenge:
Using the sample given above and the example for KeyListener on page 152 of your notes, create a click and drag of typed letters. An example is given in the link below:

• Online Demo of challenge

Note: You have to click once on the applet area first, then type a letter. You can assume that the default letter is 'A'. Below is some code to help you out:

// Assuming z is a String variable declared
// in the class:
public void keyTyped(KeyEvent e) {
  z = "" + e.getKeyChar();
  repaint();
}