Unity组件开发--背景音乐管理器
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 update
void Awake()
{
audioS = gameObject.AddComponent();
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 frame
void 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：
