car/assets/script/manager/audioManager.ts

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

@ccclass('audioManager')
export class audioManager extends Component {
    public arrSound: any = [];
    public audios: any = {};
    public musicVolume: number = 0.8;
    public soundVolume: number = 1;
    public playMusic(clip:AudioClip){
        if(clip!=null){
            this.getSound().clip = null;
            this.getSound().loop = true;
            this.getSound().clip = clip;
            this.getSound().play()
        }
    }
    public playSound(path:string){
        if(path.length<=0){
            return
        }
        let loop:boolean = false
        ResourceUtil.loadRes(path, AudioClip, (err: any, clip: any)=> {
            let tmp = {} as any;
            tmp.clip = clip;
            tmp.loop = loop;
            tmp.isMusic = false;
            this.arrSound.push(tmp);

            if (loop) {
                this.audios[path] = tmp;
                clip.setLoop(loop);
            }

            clip.setVolume(this.soundVolume);
            
            clip.playOneShot();

            clip.once('ended', ()=>{
                ResourceUtil.remove(this.arrSound, (obj: any)=>{
                    return obj.clip === tmp.clip;
                });
            })
        });
    }

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