/*
?*?@（#）Animator.java	1.10?97/02/05
?*
?*?Copyright?（c）?1997?Sun?Microsystems?Inc.?All?Rights?Reserved.
?*
?*?Sun?grants?you?（“Licensee“）?a?non-exclusive?royalty?free?license?to?use
?*?modify?and?redistribute?this?software?in?source?and?binary?code?form
?*?provided?that?i）?this?copyright?notice?and?license?appear?on?all?copies?of
?*?the?software;?and?ii）?Licensee?does?not?utilize?the?software?in?a?manner
?*?which?is?disparaging?to?Sun.
?*
?*?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?SUFFERED?BY?LICENSEE?AS?A?RESULT?OF?USING?MODIFYING
?*?OR?DISTRIBUTING?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.
?*
?*?This?software?is?not?designed?or?intended?for?use?in?on-line?control?of
?*?aircraft?air?traffic?aircraft?navigation?or?aircraft?communications;?or?in
?*?the?design?construction?operation?or?maintenance?of?any?nuclear
?*?facility.?Licensee?represents?and?warrants?that?it?will?not?use?or
?*?redistribute?the?Software?for?such?purposes.
?*/

import?java.awt.*;
import?java.awt.event.*;
import?java.applet.applet;
import?java.applet.AudioClip;
import?java.util.Vector;
import?java.util.Hashtable;
import?java.util.Enumeration;
import?java.net.URL;
import?java.net.MalformedURLException;

/**
?*?An?applet?that?plays?a?sequence?of?images?as?a?loop?or?a?one-shot.
?*?Can?have?a?soundtrack?and/or?sound?effects?tied?to?individual?frames.
?*?See?the?plets/applets/Animator/“>Animator
?*?home?page?for?details?and?updates.
?*
?*?@author?Herb?Jellinek
?*?@version?1.10?02/05/97
?*/

public?class?Animator?extends?applet
??????????????????????implements?Runnable
				?MouseListener?{
????
????/**
?????*?The?images?in?display?order?（Images）.
?????*/
????Vector?images?=?null;

????/**
?????*?A?table?that?maps?images?to?image?names?-?for?error?messages.
?????*/
????Hashtable?imageNames?=?new?Hashtable（10）;

????/**
?????*?Duration?of?each?image?（Integers?in?milliseconds）.
?????*/
????Hashtable?durations?=?null;

????/**
?????*?Sound?effects?for?each?image?（AudioClips）.
?????*/
????Hashtable?sounds?=?null;

????/**
?????*?Position?of?each?image?（Points）.
?????*/
????Hashtable?positions?=?null;

????/**
?????*?MediaTracker?‘class‘?ID?numbers.
?????*/
????static?final?int?STARTUP_ID????=?0;
????static?final?int?BACKGROUND_ID?=?1;
????static?final?int?ANIMATION_ID??=?2;

????/**
?????*?Start-up?image?URL