Unity组件开发--背景音乐管理器

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1.背景音乐作为一个独立的节点：

2.通过Url加载背景音乐：运行后添加AudioSource组件

using DG.Tweening;
using System;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.Analytics;
using UnityEngine.Networking;public class PlaySceneBgm : MonoBehaviour
{[HideInInspector]public AudioSource audioS;[HideInInspector]public string url;[HideInInspector]public static PlaySceneBgm Instance;private bool isLoaded;// Start is called before the first frame update[HideInInspector]public string defaultbgmUrl = "";private float playCurMusicProgress = 0;private bool isPaused = false;private string lastPlayUrl = "";public void SetUrl(string audioLink){if (url == audioLink){return;}this.playCurMusicProgress = 0;url = audioLink;StartCoroutine(GetAudioClip(true));}// Start is called before the first frame updatevoid Awake(){audioS = gameObject.AddComponent<AudioSource>();audioS.playOnAwake = false;audioS.loop = true;audioS.volume = 0.25f;Instance = this;EventManager.Instance.AddListener(EventName.OnSceneLoaded, (s, e) => {if (!string.ReferenceEquals(PlayerData.Instance.TemplateId.ToString(), null)){url = "..........";}defaultbgmUrl = url;if (PlayerData.Instance.isRunningPC){Debug.Log("当前是在PC上播放背景音乐");StartCoroutine(GetAudioClip(true));}});EventManager.Instance.AddListener(EventName.stopSceneBgm, stopSceneBgm);EventManager.Instance.AddListener(EventName.playSceneBgm, playSceneBgm);EventManager.Instance.AddListener(EventName.changeSceneBgmValue, changeSceneBgmValue);}public float getCurMusicPro() {return this.playCurMusicProgress;}public void stopSceneBgm(object sender, EventArgs e) {if (isLoaded && audioS.clip != null){audioS.Pause();isPaused = true;}}public bool getPlayState() {if (isLoaded && audioS.clip != null){return audioS.isPlaying;}else {return false;}}public void playSceneBgm(object sender, EventArgs e){if (isLoaded && audioS.clip != null){audioS.Play();}else {StartCoroutine(GetAudioClip(true));}}// 恢复音频播放public void resumeSceneBgm(){if (isLoaded && audioS.clip != null){if (isPaused){StartCoroutine(ResumeWithDelay());//url = lastPlayUrl;//StartCoroutine(GetAudioClip(true));isPaused = false;}}}private IEnumerator ResumeWithDelay(){yield return new WaitForSeconds(0.1f); // 添加 0.1 秒的延迟if (isLoaded && audioS.clip != null){audioS.UnPause();}}public void changeSceneBgmValue(object sender, EventArgs e){var data = e as changeBgmVolume;if (data != null) {audioS.volume = data.volume;}}IEnumerator GetAudioClip(bool isPlay = false){this.playCurMusicProgress = 0;Debug.Log("音频加载11111" + url);if (UtilsFunc.IsURL(url) == false){yield break;}var audioType = AudioType.MPEG;if (UtilsFunc.UrlExtension(url, "*.mp3") || UtilsFunc.UrlExtension(url, "*.MP3")){audioType = AudioType.MPEG;}else if (UtilsFunc.UrlExtension(url, "*.wav")){audioType = AudioType.WAV;}else if (UtilsFunc.UrlExtension(url, "*.ogg")){audioType = AudioType.OGGVORBIS;}Debug.Log("音频加载0000" + url);//using (var uwr = UnityWebRequestMultimedia.GetAudioClip(url, audioType))//{//    yield return uwr.SendWebRequest();//    if (uwr.result != UnityWebRequest.Result.Success)//    {//        Debug.LogError("音频加载8888"+uwr.error);//        yield break;//    }//    Debug.Log("音频加载22222" + url);//    isLoaded = true;//    AudioClip clip = DownloadHandlerAudioClip.GetContent(uwr);//    // use audio clip//    // 在异步线程中进行加载和分配//    audioS.clip = clip;//    lastPlayUrl = url;//    StartCoroutine(LoadAudioClip(isPlay));    //}WWW _www = new WWW(url);yield return _www;if (_www.error == null){isLoaded = true;AudioClip _audioClip = _www.GetAudioClip(true, true, audioType);audioS.clip = _audioClip;lastPlayUrl = url;StartCoroutine(LoadAudioClip(isPlay));    }else{Debug.Log(_www.error);Debug.LogError("音频加载报错" + _www.error);yield break;}}public void WebRequestPlayMP3(){StartCoroutine(IELoadExternalAudioWebRequest(url, AudioType.MPEG));}public void WWWPlayMP3(){StartCoroutine(IELoadExternalAudioWWW(url, AudioType.MPEG));}public void WebRequestPlayWAV(){StartCoroutine(IELoadExternalAudioWebRequest(url, AudioType.WAV));}public void WWWPlayWAV(){StartCoroutine(IELoadExternalAudioWWW(url, AudioType.WAV));}private IEnumerator IELoadExternalAudioWebRequest(string _url, AudioType _audioType){UnityWebRequest _unityWebRequest = UnityWebRequestMultimedia.GetAudioClip(_url, _audioType);yield return _unityWebRequest.SendWebRequest();if (_unityWebRequest.isHttpError || _unityWebRequest.isNetworkError){Debug.Log(_unityWebRequest.error.ToString());}else{AudioClip _audioClip = DownloadHandlerAudioClip.GetContent(_unityWebRequest);audioS.clip = _audioClip;audioS.Play();}}private IEnumerator IELoadExternalAudioWWW(string _url, AudioType _audioType){this.playCurMusicProgress = 0;Debug.Log("音频加载11111" + url);if (UtilsFunc.IsURL(url) == false){yield break;}WWW _www = new WWW(_url);yield return _www;if (_www.error == null){AudioClip _audioClip = _www.GetAudioClip(true, true, _audioType);audioS.clip = _audioClip;audioS.Play();}else{Debug.Log(_www.error);}}private IEnumerator LoadAudioClip(bool isPlay = false){yield return audioS.clip.LoadAudioData();yield return new WaitUntil(() => audioS.clip.loadState == AudioDataLoadState.Loaded);Debug.Log("音频加载状态......." + audioS.clip.loadState);if (isPlay && audioS.clip.loadState == AudioDataLoadState.Loaded){audioS.Play();}}// Update is called once per framevoid Update(){if (audioS.clip == null) {return;}// 获取音频播放的进度float progress = audioS.time / audioS.clip.length;// 输出播放进度//Debug.Log("当前歌曲播放进度：" + progress);this.playCurMusicProgress = progress;}
}

3.外部通过PlaySceneBgm.Instance 调用相关接口：