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| package {
import flash.events.*;
import fl.events.ListEvent;
import flash.media.Sound;
import flash.media.SoundChannel;
import flash.media.SoundTransform;
import flash.display.MovieClip;
import flash.net.URLLoader;
import flash.net.URLRequest;
public class Mp3Main extends MovieClip{
public var url:URLRequest;
public var xmlLoad:URLLoader;
public var musicXML:XML;
public var song:Sound;
public var channel:SoundChannel;
public var sndTrans:SoundTransform;
public var position:Number;
/*The constructor mainly sets up the event listeners, but it also
starts loading the XML playlist file.*/
public function Mp3Main() {
position = 0;
sndTrans = new SoundTransform(vol_mc.percent);
url = new URLRequest("playlist_1_1.xml");
xmlLoad = new URLLoader(url);
xmlLoad.addEventListener(Event.COMPLETE, xmlComplete);
playList.addEventListener(ListEvent.ITEM_CLICK, SnglClick, false, 0, true);
vol_mc.addEventListener("volume_change", updateVolume, false, 0, true);
seek_mc.addEventListener("seek_change", changeSeekBar, false, 0, true);
/*****************Button Event Listeners************************/
playPause_mc.addEventListener(MouseEvent.MOUSE_OVER, PlayOver);
playPause_mc.addEventListener(MouseEvent.MOUSE_OUT, PlayOut);
playPause_mc.addEventListener(MouseEvent.MOUSE_DOWN, PlayDown);
playPause_mc.addEventListener(MouseEvent.MOUSE_UP, PlayUp);
stop_mc.addEventListener(MouseEvent.MOUSE_OVER, StopOver);
stop_mc.addEventListener(MouseEvent.MOUSE_OUT, StopOut);
stop_mc.addEventListener(MouseEvent.MOUSE_DOWN, StopDown);
stop_mc.addEventListener(MouseEvent.MOUSE_UP, StopUp);
mute_mc.addEventListener(MouseEvent.MOUSE_OVER, MuteOver);
mute_mc.addEventListener(MouseEvent.MOUSE_OUT, MuteOut);
mute_mc.addEventListener(MouseEvent.MOUSE_DOWN, MuteDown);
mute_mc.addEventListener(MouseEvent.MOUSE_UP, MuteUp);
back_mc.addEventListener(MouseEvent.MOUSE_OVER, BackOver);
back_mc.addEventListener(MouseEvent.MOUSE_OUT, BackOut);
back_mc.addEventListener(MouseEvent.MOUSE_DOWN, BackDown);
back_mc.addEventListener(MouseEvent.MOUSE_UP, BackUp);
forward_mc.addEventListener(MouseEvent.MOUSE_OVER, ForwardOver);
forward_mc.addEventListener(MouseEvent.MOUSE_OUT, ForwardOut);
forward_mc.addEventListener(MouseEvent.MOUSE_DOWN, ForwardDown);
forward_mc.addEventListener(MouseEvent.MOUSE_UP, ForwardUp);
}
/*This function is used to display the minutes and seconds of the current song.
It is only used in the updateSeek() function.*/
public function formatTime(time:Number):String {
var min:String = Math.floor(time/60000).toString();
var sec:String = (Math.floor((time/1000)%60) < 10)? "0" + Math.floor((time/1000)%60).toString() : Math.floor((time/1000)%60).toString();
return(min+":"+sec);
}
/***********************Event Handlers****************************/
/*I want to start loading the first song right after filling the
List component. If you want it to play automaticly, here is where
you do that.*/
private function xmlComplete(event:Event):void {
var item:Object;
musicXML = new XML(event.currentTarget.data);
for each(var prop:XML in musicXML.song){
item = new Object();
item.label = prop.@disp;
item.data = prop.@id;
playList.addItem(item);
}
song = new Sound();
song.addEventListener(IOErrorEvent.IO_ERROR, ioErrorHandler, false, 0, true);
song.load(new URLRequest(playList.getItemAt(0).data));
this.addEventListener(Event.ENTER_FRAME, updateSeek, false, 0, true);
playList.selectedIndex = 0;
}
/*When you choose a new item on the List it will play for you.*/
private function SnglClick(event:ListEvent):void {
var item:Object = event.item;
try
{song.close();}
catch(error)
{}
try
{channel.stop();}
catch(error)
{}
song = new Sound();
song.addEventListener(IOErrorEvent.IO_ERROR, ioErrorHandler, false, 0, true);
song.load(new URLRequest(item.data));
channel = song.play();
channel.soundTransform = (mute_mc.isMute)? new SoundTransform(0) : sndTrans;
channel.addEventListener(Event.SOUND_COMPLETE, soundComplete, false, 0, true);
position = 0;
playPause_mc.playing = true;
playPause_mc.gotoAndStop('pause');
}
/*When a song ends, this will take you to the next song.*/
private function soundComplete(event:Event):void {
if(playList.length > playList.selectedIndex + 1){
playList.selectedIndex++;
playList.scrollToSelected();
} else {
playList.selectedIndex = 0;
playList.scrollToSelected();
}
playList.dispatchEvent(new ListEvent(ListEvent.ITEM_CLICK, false, true, 0, playList.selectedIndex, playList.selectedIndex, playList.selectedItem));
}
/*The next two are called handling custom events from within SeekControl.as
and VolControl.as*/
private function updateVolume(event:Event):void {
sndTrans.volume = vol_mc.percent;
channel.soundTransform = (mute_mc.isMute)? new SoundTransform(0) : sndTrans;
}
private function changeSeekBar(event:Event):void {
position = (song.length/(song.bytesLoaded/song.bytesTotal)) * seek_mc.percent;
if(playPause_mc.playing){
channel.stop();
channel = song.play(position);
channel.soundTransform = (mute_mc.isMute)? new SoundTransform(0) : sndTrans;
channel.addEventListener(Event.SOUND_COMPLETE, soundComplete, false, 0, true);
}
}
private function updateSeek(event:Event):void {
if(channel != null && playPause_mc.playing) {
var perc:Number = channel.position / (song.length/(song.bytesLoaded/song.bytesTotal));
seek_mc.moveSeekPos(perc);
display_mc.timeDisp.text = formatTime(channel.position) + "/" + formatTime((song.length/(song.bytesLoaded/song.bytesTotal)));
}else {
display_mc.timeDisp.text = formatTime(position) + "/" + formatTime((song.length/(song.bytesLoaded/song.bytesTotal)));
}
}
private function ioErrorHandler(event:Event):void {
trace("ioErrorHandler: " + event);
}
/*******************PlayPause Handlers*************************/
private function PlayOver(event:MouseEvent):void {
var obj:Object = event.currentTarget;
if(obj.playing) {
obj.gotoAndStop('pause_over');
} else {
obj.gotoAndStop('play_over');
}
}
private function PlayOut(event:MouseEvent):void {
var obj:Object = event.currentTarget;
if(obj.playing) {
obj.gotoAndStop('pause');
} else {
obj.gotoAndStop('play');
}
}
private function PlayDown(event:MouseEvent):void {
var obj:Object = event.currentTarget;
if(obj.playing) {
obj.gotoAndStop('pause_down');
} else {
obj.gotoAndStop('play_down');
}
}
/*Needs to switch between a pause and play button.*/
private function PlayUp(event:MouseEvent):void {
var obj:Object = event.currentTarget;
if(obj.playing) {
obj.gotoAndStop('play_over');
position = channel.position;
channel.stop();
obj.playing = false;
} else {
obj.gotoAndStop('pause_over');
channel = song.play(position);
channel.soundTransform = (mute_mc.isMute)? new SoundTransform(0) : sndTrans;
channel.addEventListener(Event.SOUND_COMPLETE, soundComplete, false, 0, true);
obj.playing = true;
}
}
/********************Stop Handlers************************/
private function StopOver(event:MouseEvent):void {
var obj:Object = event.currentTarget;
obj.gotoAndStop('stop_over');
}
private function StopOut(event:MouseEvent):void {
var obj:Object = event.currentTarget;
obj.gotoAndStop('stop');
}
private function StopDown(event:MouseEvent):void {
var obj:Object = event.currentTarget;
obj.gotoAndStop('stop_down');
}
/*Needs to change the Play button as well.*/
private function StopUp(event:MouseEvent):void {
var obj:Object = event.currentTarget;
channel.stop();
position = 0;
playPause_mc.playing = false;
playPause_mc.gotoAndStop('play');
obj.gotoAndStop('stop_over');
}
/********************Mute Handlers************************/
private function MuteOver(event:MouseEvent):void {
var obj:Object = event.currentTarget;
if(obj.isMute) {
obj.gotoAndStop('unmute_over');
} else {
obj.gotoAndStop('mute_over');
}
}
private function MuteOut(event:MouseEvent):void {
var obj:Object = event.currentTarget;
if(obj.isMute) {
obj.gotoAndStop('unmute');
} else {
obj.gotoAndStop('mute');
}
}
private function MuteDown(event:MouseEvent):void {
var obj:Object = event.currentTarget;
if(obj.isMute) {
obj.gotoAndStop('unmute_down');
} else {
obj.gotoAndStop('mute_down');
}
}
private function MuteUp(event:MouseEvent):void {
var obj:Object = event.currentTarget;
if(obj.isMute) {
obj.gotoAndStop('mute_over');
obj.isMute = false;
channel.soundTransform = sndTrans;
} else {
obj.gotoAndStop('unmute_over');
obj.isMute = true;
channel.soundTransform = new SoundTransform(0);
}
}
/********************Back Handlers************************/
private function BackOver(event:MouseEvent):void {
var obj:Object = event.currentTarget;
obj.gotoAndStop('back_over');
}
private function BackOut(event:MouseEvent):void {
var obj:Object = event.currentTarget;
obj.gotoAndStop('back');
}
private function BackDown(event:MouseEvent):void {
var obj:Object = event.currentTarget;
obj.gotoAndStop('back_down');
}
/*changes the List selection and then dispatches a fake ITEM_CLICK event.*/
private function BackUp(event:MouseEvent):void {
var obj:Object = event.currentTarget;
obj.gotoAndStop('back_over');
if(channel.position < 1500){
if(playList.selectedIndex == 0){
playList.selectedIndex = playList.length -1;
playList.scrollToSelected();
} else {
playList.selectedIndex--;
playList.scrollToSelected();
}
playList.dispatchEvent(new ListEvent(ListEvent.ITEM_CLICK, false, true, 0, playList.selectedIndex, playList.selectedIndex, playList.selectedItem));
}else {
try
{channel.stop();}
catch(error)
{}
position = 0;
if(playPause_mc.playing) {
channel = song.play(0);
channel.soundTransform = (mute_mc.isMute)? new SoundTransform(0) : sndTrans;
channel.addEventListener(Event.SOUND_COMPLETE, soundComplete, false, 0, true);
}
}
}
/********************Forward Handlers************************/
private function ForwardOver(event:MouseEvent):void {
var obj:Object = event.currentTarget;
obj.gotoAndStop('forward_over');
}
private function ForwardOut(event:MouseEvent):void {
var obj:Object = event.currentTarget;
obj.gotoAndStop('forward');
}
private function ForwardDown(event:MouseEvent):void {
var obj:Object = event.currentTarget;
obj.gotoAndStop('forward_down');
}
/*changes the List selection and then dispatches a fake ITEM_CLICK event.*/
private function ForwardUp(event:MouseEvent):void {
var obj:Object = event.currentTarget;
obj.gotoAndStop('forward_over');
if(playList.length > playList.selectedIndex + 1){
playList.selectedIndex++;
playList.scrollToSelected();
} else {
playList.selectedIndex = 0;
playList.scrollToSelected();
}
playList.dispatchEvent(new ListEvent(ListEvent.ITEM_CLICK, false, true, 0, playList.selectedIndex, playList.selectedIndex, playList.selectedItem));
}
}
} |
