package com.BlossomAssociates.keyboard;

import java.applet.AudioClip;
import java.awt.event.*;

/**
 * Plays a note.
 */
public class Sounder2 implements ActionListener, Runnable {

  private AudioClip note;
  private int volume = 0;

  public Sounder2( AudioClip theNote ) {
    if ( null == theNote ) {
      throw new IllegalArgumentException( "theNote may not be null." );
    }
    this.note = theNote;
  }

  public void run() {
    while ( true ) {
      switch ( this.volume ) {
        case 0: try {
                  this.note.stop(); Thread.sleep( 5L );
                }
                catch ( InterruptedException ie ) {}
                break;
        default:
        case 10: this.note.loop();
      }
    }
  }

  public void actionPerformed( ActionEvent ae ) {
    this.note.play();
  }

  public void setVolume( int theLevel ) {
    if ( theLevel < 0 || 10 < theLevel ) {
      throw new IllegalArgumentException( "Volume levels must be from 0 to 10 inclusive." );
    }
    this.volume = theLevel;
  }

}