[转]Unity音频管理类-AudioManager

/***
 * 
 *  插件： 音频管理类
 * 
 *  功能： 项目中音频剪辑统一管理。
 *
 *  作者： 刘国柱
 *
 *  Version： 1.0
 * 
 */
using UnityEngine;
using System.Collections;
using System.Collections.Generic;                                              //泛型集合命名空间

public class AudioManager : MonoBehaviour
{
    public AudioClip[] AudioClipArray;                                     //剪辑数组
    public static float AudioBackgroundVolumns = 1F;                       //背景音量
    public static float AudioEffectVolumns = 1F;                           //音效音量

    private static Dictionary<string, AudioClip> _DicAudioClipLib;         //音频库
    private static AudioSource[] _AudioSourceArray;                        //音频源数组
    private static AudioSource _AudioSource_BackgroundAudio;               //背景音乐
    private static AudioSource _AudioSource_AudioEffectA;                  //音效源A
    private static AudioSource _AudioSource_AudioEffectB;                  //音效源B

    /// <summary>
    /// 音效库资源加载
    /// </summary>
    void Awake()
    {
        //音频库加载
        _DicAudioClipLib = new Dictionary<string, AudioClip>();
        foreach (AudioClip audioClip in AudioClipArray)
        {
            _DicAudioClipLib.Add(audioClip.name, audioClip);
        }
        //处理音频源
        _AudioSourceArray = this.GetComponents<AudioSource>();
        _AudioSource_BackgroundAudio = _AudioSourceArray[0];
        _AudioSource_AudioEffectA = _AudioSourceArray[1];
        _AudioSource_AudioEffectB = _AudioSourceArray[2];

        //从数据持久化中得到音量数值
        if (PlayerPrefs.GetFloat("AudioBackgroundVolumns") >= 0)
        {
            AudioBackgroundVolumns = PlayerPrefs.GetFloat("AudioBackgroundVolumns");
            _AudioSource_BackgroundAudio.volume = AudioBackgroundVolumns;
        }
        if (PlayerPrefs.GetFloat("AudioEffectVolumns") >= 0)
        {
            AudioEffectVolumns = PlayerPrefs.GetFloat("AudioEffectVolumns");
            _AudioSource_AudioEffectA.volume = AudioEffectVolumns;
            _AudioSource_AudioEffectB.volume = AudioEffectVolumns;
        }
    }

    /// <summary>
    /// 播放背景音乐
    /// </summary>
    /// <param name="audioClip">音频剪辑</param>
    public static void PlayBackground(AudioClip audioClip)
    {
        //防止背景音乐的重复播放。
        if (_AudioSource_BackgroundAudio.clip == audioClip)
        {
            return;
        }
        //处理全局背景音乐音量
        _AudioSource_BackgroundAudio.volume = AudioBackgroundVolumns;
        if (audioClip)
        {
            _AudioSource_BackgroundAudio.loop = true;
            _AudioSource_BackgroundAudio.clip = audioClip;
            _AudioSource_BackgroundAudio.Play();
        }
        else
        {
            Debug.LogWarning("[AudioManager.cs/PlayBackground()] audioClip==null !");
        }
    }

    /// <summary>
    /// 播放背景音乐
    /// </summary>
    /// <param name="strAudioName"></param>
    public static void PlayBackground(string strAudioName)
    {
        if (!string.IsNullOrEmpty(strAudioName))
        {
            PlayBackground(_DicAudioClipLib[strAudioName]);
        }
        else
        {
            Debug.LogWarning("[AudioManager.cs/PlayBackground()] strAudioName==null !");
        }
    }

    /// <summary>
    /// 播放音效_音频源A
    /// </summary>
    /// <param name="audioClip">音频剪辑</param>
    public static void PlayAudioEffectA(AudioClip audioClip)
    {
        //处理全局音效音量
        _AudioSource_AudioEffectA.volume = AudioEffectVolumns;

        if (audioClip)
        {
            _AudioSource_AudioEffectA.clip = audioClip;
            _AudioSource_AudioEffectA.Play();
        }
        else
        {
            Debug.LogWarning("[AudioManager.cs/PlayAudioEffectA()] audioClip==null ! Please Check! ");
        }
    }

    /// <summary>
    /// 播放音效_音频源B
    /// </summary>
    /// <param name="audioClip">音频剪辑</param>
    public static void PlayAudioEffectB(AudioClip audioClip)
    {
        //处理全局音效音量
        _AudioSource_AudioEffectB.volume = AudioEffectVolumns;

        if (audioClip)
        {
            _AudioSource_AudioEffectB.clip = audioClip;
            _AudioSource_AudioEffectB.Play();
        }
        else
        {
            Debug.LogWarning("[AudioManager.cs/PlayAudioEffectB()] audioClip==null ! Please Check! ");
        }
    }

    /// <summary>
    /// 播放音效_音频源A
    /// </summary>
    /// <param name="strAudioEffctName">音效名称</param>
    public static void PlayAudioEffectA(string strAudioEffctName)
    {
        if (!string.IsNullOrEmpty(strAudioEffctName))
        {
            PlayAudioEffectA(_DicAudioClipLib[strAudioEffctName]);
        }
        else
        {
            Debug.LogWarning("[AudioManager.cs/PlayAudioEffectA()] strAudioEffctName==null ! Please Check! ");
        }
    }

    /// <summary>
    /// 播放音效_音频源B
    /// </summary>
    /// <param name="strAudioEffctName">音效名称</param>
    public static void PlayAudioEffectB(string strAudioEffctName)
    {
        if (!string.IsNullOrEmpty(strAudioEffctName))
        {
            PlayAudioEffectB(_DicAudioClipLib[strAudioEffctName]);
        }
        else
        {
            Debug.LogWarning("[AudioManager.cs/PlayAudioEffectB()] strAudioEffctName==null ! Please Check! ");
        }
    }

    /// <summary>
    /// 改变背景音乐音量
    /// </summary>
    /// <param name="floAudioBGVolumns"></param>
    public static void SetAudioBackgroundVolumns(float floAudioBGVolumns)
    {
        _AudioSource_BackgroundAudio.volume = floAudioBGVolumns;
        AudioBackgroundVolumns = floAudioBGVolumns;
        //数据持久化
        PlayerPrefs.SetFloat("AudioBackgroundVolumns", floAudioBGVolumns);
    }

    /// <summary>
    /// 改变音效音量
    /// </summary>
    /// <param name="floAudioEffectVolumns"></param>
    public static void SetAudioEffectVolumns(float floAudioEffectVolumns)
    {
        _AudioSource_AudioEffectA.volume = floAudioEffectVolumns;
        _AudioSource_AudioEffectB.volume = floAudioEffectVolumns;
        AudioEffectVolumns = floAudioEffectVolumns;
        //数据持久化
        PlayerPrefs.SetFloat("AudioEffectVolumns", floAudioEffectVolumns);
    }
}