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Java Source | 2002-09-06 | 3.9 KB | 121 lines |
- /*
- * Copyright (c) 2002 Sun Microsystems, Inc. All Rights Reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * -Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * -Redistribution in binary form must reproduct the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the distribution.
- *
- * Neither the name of Sun Microsystems, Inc. or the names of contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * This software is provided "AS IS," without a warranty of any kind. ALL
- * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, INCLUDING
- * ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE
- * OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN AND ITS LICENSORS SHALL NOT
- * BE LIABLE FOR ANY DAMAGES OR LIABILITIES SUFFERED BY LICENSEE AS A RESULT
- * OF OR RELATING TO USE, MODIFICATION OR DISTRIBUTION OF THE SOFTWARE OR ITS
- * DERIVATIVES. IN NO EVENT WILL SUN OR ITS LICENSORS BE LIABLE FOR ANY LOST
- * REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL,
- * INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY
- * OF LIABILITY, ARISING OUT OF THE USE OF OR INABILITY TO USE SOFTWARE, EVEN
- * IF SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
- *
- * You acknowledge that Software is not designed, licensed or intended for
- * use in the design, construction, operation or maintenance of any nuclear
- * facility.
- */
-
- /*
- * @(#)DelayedSoundArea.java 1.12 02/06/13
- */
-
- import java.awt.Graphics;
- import java.applet.AudioClip;
- import java.net.URL;
- import java.net.MalformedURLException;
- import java.util.StringTokenizer;
-
- /**
- * This ImageArea Class will play a sound each time the user enters the
- * area. It is different from SoundArea in that it accepts a delay (in
- * tenths of a second) before it plays the sound. If the mouse leaves
- * the area before the time delay, the sound is not played.
- *
- * This allows you to have one piece of audio when the button is "hit"
- * via SoundArea and another if the user stays on the button.
- *
- * @author Chuck McManis
- * @version 1.12, 06/13/02
- */
- class DelayedSoundArea extends ImageMapArea {
- /** The URL of the sound to be played. */
- URL sound;
- AudioClip soundData;
- boolean hasPlayed;
- int delay;
- int countDown;
-
- /**
- * The argument is the URL of the sound to be played.
- * This method also sets this type of area to be non-terminal.
- */
- public void handleArg(String arg) {
- Thread soundLoader;
- StringTokenizer st = new StringTokenizer(arg, ", ");
-
- delay = Integer.parseInt(st.nextToken());
- try {
- sound = new URL(parent.getDocumentBase(), st.nextToken());
- } catch (MalformedURLException e) {
- sound = null;
- }
- }
-
- public void getMedia() {
- if (sound != null) {
- soundData = parent.getAudioClip(sound);
- }
- if (soundData == null) {
- System.out.println("DelayedSoundArea: Unable to load data "+sound);
- }
- }
-
- /**
- * The highlight method plays the sound in addition to the usual
- * graphical highlight feedback.
- */
- public void enter() {
- hasPlayed = false;
- countDown = delay;
- parent.startAnimation();
- }
-
- /**
- * This method is called every animation cycle if there are any
- * active animating areas.
- * @return true if this area requires further animation notifications
- */
- public boolean animate() {
- if (entered && ! hasPlayed) {
- if (countDown > 0) {
- countDown--;
- return true;
- }
- hasPlayed = true;
- if (soundData != null) {
- soundData.play();
- }
- }
- return false;
- }
- }
-
-