car/assets/script/manager/audioManager.ts

import { _decorator, AudioClip, AudioSource, Component, Node, tween } from 'cc';
import { ResourceUtil } from './ResourceUtil';
import { config } from '../config';
const { ccclass, property } = _decorator;

@ccclass('audioManager')
export class audioManager extends Component {
    public arrSound: any = [];
    public audios_map: Map<string,Node> = new Map;
    public musicVolume: number = 0.8;
    public soundVolume: number = 1;
    private static instance:audioManager =null;
    public static Instance(){
        return this.instance
    }
    protected start(): void {
        audioManager.instance = this
        this.init()
    }
    protected onLoad(): void {
        this.scheduleOnce(()=>{
            this.playMusic(config.AUDIO.home_bgm)
        },3)
    }
    public init(){
        this.audios_map.clear()
        for (const key in config.AUDIO) {
            if (Object.prototype.hasOwnProperty.call( config.AUDIO, key)) {
                const path = config.AUDIO[key];
                ResourceUtil.loadRes(path, AudioClip, (err: any, clip: any)=> {
                    if(!err){
                        let node = new Node
                        node.parent = this.node
                        node.addComponent(AudioSource).clip = clip
                        this.audios_map.set(path,node)
                    }
              
                });
            }
        }
    }
    public playBGM(clip:AudioClip){
        if(this.getSound().clip!=null){
            this.getSound().stop()
            this.getSound().clip = null;
        }
        this.getSound().clip = clip;
        this.getSound().loop = true;
        this.getSound().play()
    }
    public playMusic(path:string){
        if(this.audios_map.get(path)!=null){
            this.playBGM(this.audios_map.get(path).getComponent(AudioSource).clip)
        }else{
            ResourceUtil.loadRes(path, AudioClip, (err: any, clip: any)=> {
                let node = new Node
                node.parent = this.node
                node.addComponent(AudioSource).clip = clip
                this.audios_map.set(path,node)
                this.playBGM(node.addComponent(AudioSource).clip)
            });
        }
    }
    public playSound(path:string,soundVolume:number = null){
        if(path.length<=0){
            return
        }
        let loop:boolean = false
        let play = (node)=>{
            node.getComponent(AudioSource).playOneShot(node.getComponent(AudioSource).clip,soundVolume?soundVolume:this.soundVolume)
        }
        if(this.audios_map.get(path)){
            play(this.audios_map.get(path))
        }
        ResourceUtil.loadRes(path, AudioClip, (err: any, clip: AudioClip)=> {
            let node = new Node
            node.parent = this.node
            node.addComponent(AudioSource).clip = clip
            this.audios_map.set(path,node)
            play(node)
        });
    }

    getSound(){
        if(this.node.getComponent(AudioSource)!=null){
            return this.node.getComponent(AudioSource)
        }
        return this.node.addComponent(AudioSource)
    }
}