我希望 能对 Game 中的 游戏音效做一个 统一的管理 ,故设计如下:
利用XML 加载 外部MP3 保存到 MySoundModel 中 ,用 SoundBaseManager.as进行统一的音乐播放管理:
代码:
mySounds.xml:
<?xml version="1.0" encoding="utf-8"?>
<root>
<sounds>
<info id="1" name="CLICK" url="resources/mysound/click.mp3" type="BTN"/>
</sounds>
</root>
MySoundModel.as:
/**
* 音乐MODEL
* @author Aonaufly
* */
public class MySoundModel{
public var $id : int;
public var $name : String;
public var $url : String;
public var $type : String;
}MySoundVO.as:
/**
* 音乐资源类VO
* */
public class MySoundVO{
private var $data : Vector.<MySoundModel>;
private var $dic_sound : Dictionary;
private var $cur_Index : uint = 0;
private var $delay : int;
private var $try : uint;
private var $count : uint;
private var $isOK : Boolean = false;
//private var $sound : Sound;
/**
* @param $try : 重试几次加载
* @param $delay : 延迟多少毫秒重新开始加载
* */
public function MySoundVO($try: uint = 2 , $delay : int = 1000){
this.$try = $try;
this.$delay = $delay;
loaderXML();
}
private function loaderXML() : void{
var $loader : URLLoader = new URLLoader();
$loader.addEventListener(Event.COMPLETE,__ $loader.addEventListener(IOErrorEvent.IO_ERROR,__onError);
$loader.load(new URLRequest(Global.baseUrl+"resources/mySounds.xml"));
}
private function __ ( e : Event ) :void{
try{
clearTimeout($count);
}catch( e : Error){}
var $myxml : XML = new XML(e.target.data);
trace("我得到的音乐 : " + $myxml);
$data = new Vector.<MySoundModel>();
var $cell : MySoundModel;
for each( var $team : XML in $myxml.sounds.info){
$cell = new MySoundModel();
$cell.$id = $team.@id;
$cell.$name = $team.@name;
$cell.$url = $team.@url;
$cell.$type = $team.@type;
$data.push($cell);
}
$count = 0;
$dic_sound = new Dictionary();
creatSound();
}
/**
* 制造一个Sound类
* */
private function creatSound() : void{
if($data != null && $count < $data.length){
var $sound : Sound = new Sound();
$sound.addEventListener(Event.COMPLETE,__onSoundLoaded);
$sound.addEventListener(IOErrorEvent.IO_ERROR,__onSoundError);
$sound.load(new URLRequest(Global.baseUrl + $data[$count].$url));
//return $sound;
}else{
//return null;
$isOK = true;//加载完成
}
}
private function __onSoundLoaded( e : Event ) : void{
var $mySound : Sound = e.target as Sound;
var $id : int = $data[$count].$id;
$dic_sound[$id] = $mySound;
$count += 1;
$mySound.removeEventListener(Event.COMPLETE,__onSoundLoaded);
$mySound.removeEventListener(IOErrorEvent.IO_ERROR,__onSoundError);
creatSound();
}
private function __onSoundError( e : IOErrorEvent ) : void{
var $mySound : Sound = e.target as Sound;
$mySound.removeEventListener(Event.COMPLETE,__onSoundLoaded);
$mySound.removeEventListener(IOErrorEvent.IO_ERROR,__onSoundError);
var $id : int = $data[$count].$id;
trace("加载 音乐 失败 ID : " + $id);
$count += 1;
creatSound();
}
private function __onError ( e : IOErrorEvent ) : void{
if($cur_Index < $try){
$count = setTimeout(loaderXML,$delay);
}
$cur_Index += 1;
trace("加载音乐出现错误!!!");
}
/**
* 通过音乐ID得到音乐
* */
public function getSoundByID($soundID : int ) : Sound{
if( null != $dic_sound && $dic_sound[$soundID] != null){
return $dic_sound[$soundID];
}else{
return null;
}
}
/**
* 通过音乐Name 得到音乐
* */
public function getSoundByName($soundName : String ) : Sound{
if(null != $data && $data.length > 0){
var $$ii : int = 0;
var $$len : uint = $data.length;
while($$ii < $$len){
if($data[$$ii].$name == $soundName){
return $dic_sound[($data[$$ii].$id)];
break;
}
$$ii += 1;
}
return null;
}else{
return null;
}
}
private static var $instance : MySoundVO;
public static function get Ins() : MySoundVO{
if( null == $instance ) $instance = new MySoundVO();
return $instance;
}
private function clone(source:Object):Sound{
var copier:ByteArray=new ByteArray();
copier.writeObject(source);
copier.position=0;
return(copier.readObject());
}
}SoundBaseManager.as:
/**
* 音乐管理类
* @author Aonaufly
* */
public class SoundBaseManager{
private static var $instance : SoundBaseManager;
public static function get Ins() : SoundBaseManager{
if( null == $instance ) $instance = new SoundBaseManager();
return $instance;
}
public function SoundBaseManager() : void{
$soundChannelFormat = new SoundTransform();
$soundChannelFormat.volume = 1;
}
private var $len : uint;
private var $channel : SoundChannel;
private var $clear : uint = 0;
private var $soundChannelFormat : SoundTransform;
/***
* 缓存音乐资源
* */
public function catchSounds() : void{
MySoundVO.Ins;
}
/**
* 播放音乐
* @param $id : 音乐的ID号
* @param $len : 播放长度 以毫秒计算
* */
public function playById($id : int,$len : uint = 0) : void{
var $mySound : Sound = MySoundVO.Ins.getSoundByID($id);
if(null != $mySound){
this.$len = $len;
channelPaly($mySound);
}
}
/**
* 播放音乐
* @param $name : 音乐的名称
* @param $len : 播放长度 以毫秒计算
* */
public function playByName($name : String,$len : uint = 0) : void{
var $mySound : Sound = MySoundVO.Ins.getSoundByName($name);
if(null != $mySound){
this.$len = $len;
channelPaly($mySound);
}
}
private function channelPaly($mySound : Sound):void{
channelStop();
if($channel == null){
$channel = new SoundChannel();
$channel.soundTransform = $soundChannelFormat;
}
if(this.$len != 0 ){
if(this.$len > $mySound.length){
$len = $mySound.length;
}
$channel = $mySound.play(0,1);
$clear = setTimeout(channelStop,$len);
}else{
$channel = $mySound.play(0,1);
}
}
private function channelStop() : void{
if(null != $channel){
$channel.stop();
}
if($clear != 0){
try{
clearTimeout($clear);
$clear = 0;
}catch( e : Error ){}
}
}
}
