unity声音管理

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unity声音管理
using UnityEngine;using System.Collections;public class AudioManager : MonoBehaviour{    private static AudioManager mInstance;    private AudioSource mAudioSource;    private AudioClip mAudioClip;    private string mSoundName;    public static AudioManager Instance    {        get        {            if (mInstance == null)            {                GameObject obj = new GameObject("_AudioManager");                mInstance = obj.AddComponent(typeof(AudioManager)) as AudioManager;            }            return mInstance;        }    }    void Awake()    {        mAudioSource = this.gameObject.AddComponent(typeof(AudioSource)) as AudioSource;        DontDestroyOnLoad(this.gameObject);    }    public void Play()    {        PlaySound();    }    public void Play(string fileName)    {        Play(fileName, false);    }    public void Play(string fileName, bool loop)    {        if (!fileName.Equals(mSoundName))        {            mSoundName = fileName;            PlaySound(loop);        }    }    public void Play(AudioClip clip)    {        Play(clip, false);    }    public void Play(AudioClip clip, bool loop)    {        mAudioSource.clip = clip;        mAudioSource.loop = loop;        mAudioSource.Play();    }    public void Stop()    {        mAudioSource.Stop();    }    public AudioSource Play(AudioClip clip, Transform emitter)    {        return Play(clip, emitter, 1f, 1f, false);    }    public AudioSource Play(AudioClip clip, Transform emitter, float volume)    {        return Play(clip, emitter, volume, 1f, false);    }    public AudioSource Play(AudioClip clip, Transform emitter, float volume, float pitch)    {        return Play(clip, emitter, volume, pitch, false);    }    public AudioSource Play(AudioClip clip, Transform emitter, bool loop)    {        return Play(clip, emitter, 1f, 1f, loop);    }    public AudioSource Play(AudioClip clip, Transform emitter, float volume, float pitch, bool loop)    {        GameObject go = new GameObject("Audio_" + clip.name);        go.transform.position = emitter.position;        go.transform.parent = emitter;        AudioSource source = go.AddComponent<AudioSource>();        source.clip = clip;        source.volume = volume;        source.pitch = pitch;        source.loop = loop;        if (!loop)        {            Destroy(go, clip.length);        }        return source;    }    public AudioSource Play(AudioClip clip, Vector3 point)    {        return Play(clip, point, 1f, 1f, false);    }    public AudioSource Play(AudioClip clip, Vector3 point, float volume)    {        return Play(clip, point, volume, 1f, false);     }    public AudioSource Play(AudioClip clip, Vector3 point, float volume, float pitch)    {        return Play(clip, point, volume, pitch, false);    }    public AudioSource Play(AudioClip clip, Vector3 point, bool loop)    {        return Play(clip, point, 1f, 1f, loop);    }    public AudioSource Play(AudioClip clip, Vector3 point, float volume, float pitch, bool loop)    {        GameObject go = new GameObject("Audio_" + clip.name);        go.transform.position = point;        AudioSource source = go.AddComponent<AudioSource>();        source.clip = clip;        source.volume = volume;        source.pitch = pitch;        source.loop = loop;        if (!loop)        {            Destroy(go, clip.length);        }        return source;    }    private void PlaySound()    {        if (mSoundName != "")        {            mAudioSource.Play();        }    }    private void PlaySound(bool loop)    {        if (mSoundName != "")        {            mAudioClip = Resources.Load("Audio/" + mSoundName) as AudioClip;            mAudioSource.clip = mAudioClip;            mAudioSource.loop = loop;            mAudioSource.Play();        }    }}
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