RoadToBillionTycoon/assets/Scripts/Core/AudioMgr.js

/*
*****Created By Alex 2018 08 24
*/
var AudioMgr = cc.Class({
    extends: cc.Component,

    properties: {
        bgmVolume:0.5,
        sfxVolume:1.0,
        bgmAudioID:-1,
        musicState:1, //1 表示开启 0 表示关闭
    },

    // use this for initialization
    init: function () {
        cc.Mgr.loadSound = false;

        var t = cc.sys.localStorage.getItem("bgmVolume");
        if(t != null){
            this.bgmVolume = parseFloat(t);    
        }
        
        var t = cc.sys.localStorage.getItem("sfxVolume");
        if(t != null){
            this.sfxVolume = parseFloat(t);    
        }
        
        cc.game.on(cc.game.EVENT_HIDE, function () {
            console.log("cc.audioEngine.pauseAll");
            cc.audioEngine.pauseAll();
        });
        cc.game.on(cc.game.EVENT_SHOW, function () {
            console.log("cc.audioEngine.resumeAll");
            cc.audioEngine.resumeAll();
        });
    },

    //获取需要播放某个音效用  根据名字来
    // getUrl:function(url){
    //     return cc.url.raw("resources/sound/" + url + ".mp3");
    // },

    getUrl: function(url) {
        return new Promise((resolve, reject) => {
            cc.resources.load("sound/" + url, cc.AudioClip, (err, clip) => {
                if (err) {
                    reject(err);
                } else {
                    resolve(clip);
                }
            });
        });
    },

    


    ////播放背景音乐
    // playBGM:function(url){
    //     var audioUrl = this.getUrl(url);
    //     if(this.bgmAudioID >= 0){
    //         cc.audioEngine.stop(this.bgmAudioID);
    //     }
    //     this.bgmAudioID = cc.audioEngine.play(audioUrl,true,this.bgmVolume);
    // },
    // //播放音效
    // playSFX:function(url){
    //     var audioUrl = this.getUrl(url);
    //     cc.audioEngine.play(audioUrl,false,this.sfxVolume);
    // },

    // 播放背景音乐
    playBGM: function(url) {
        this.getUrl(url).then((clip) => {
            if (this.bgmAudioID >= 0) {
                cc.audioEngine.stop(this.bgmAudioID);
            }
            this.bgmAudioID = cc.audioEngine.play(clip, true, this.bgmVolume);
        }).catch((err) => {
            console.error("zh:Failed to load BGM clip:", err);
        });
    },

    // 播放音效
    playSFX: function(url) {
        this.getUrl(url).then((clip) => {
            cc.audioEngine.play(clip, false, this.sfxVolume);
        }).catch((err) => {
            console.error("zh:Failed to load SFX clip:", err);
        });
    },




    //设置音效大小
    setSFXVolume:function(v){
        if(this.sfxVolume != v){
            cc.sys.localStorage.setItem("sfxVolume",v);
            this.sfxVolume = v;
        }
    },
    //设置背景音大小
    setBGMVolume:function(v,force){
        if(this.bgmAudioID >= 0){
            if(v > 0){
                cc.audioEngine.resume(this.bgmAudioID);
            }
            else{
                cc.audioEngine.pause(this.bgmAudioID);
            }
        }
        if(this.bgmVolume != v || force){
            cc.sys.localStorage.setItem("bgmVolume",v);
            this.bgmVolume = v;
            cc.audioEngine.setVolume(this.bgmAudioID,v);
        }
    },
    //暂停
    pauseAll:function(){
        this.musicState = 0;
        this.bgmVolume = 0.0;
        this.sfxVolume = 0.0;
        cc.audioEngine.pauseAll();

    },
    //恢复
    resumeAll:function(){
        this.musicState = 1;
        this.bgmVolume = 0.5;
        this.sfxVolume = 1.0;
        cc.audioEngine.resumeAll();
    },

    getVoiceState:function(){
        return this.musicState;
    },
});