battlearray_client/Assets/Scripts/Sound/BackgroundSound.cs

using UnityEngine;
using System.Collections;

public class BackgroundSound : MonoBehaviour {

    public AudioClip game;
	public AudioClip menu;

    public const float DEFAULT_VOLUME = 0.7f;

	private AudioSource audioSource;

	//显示中文 Use this for initialization
	void Awake () 
    {
        GameObject.DontDestroyOnLoad(this.gameObject);
		audioSource = GetComponent<AudioSource>();
	}
	
	public void SetVolume(float volume)
    {
		audioSource.volume = volume;
    }

	public float GetVolume()
	{
		return audioSource.volume;
	}

	public void Play(AudioClip clip, bool loop = true)
	{
		if(clip.Equals(audioSource.clip))
			return;

		audioSource.clip = clip;
        this.GetComponent<AudioSource>().Play();
        this.GetComponent<AudioSource>().loop = loop;
	}

	public void Play(string path, bool loop = true)
	{
		AudioClip clip = Resources.Load<AudioClip>("AudioClip/"+path);
		Play (clip, loop);
	}
}