Unity 音频

using UnityEngine;
using System.Collections;

public class DjScene : MonoBehaviour {
	
	public AudioSource music;
	
	public float musicVolume;
	
	// Use this for initialization
	void Start () 
	{
		musicVolume = 0.5f;
	}
	
	void OnGUI()
	{
		if(GUI.Button(new Rect(10,10,100,50),"Play Music"))
		{
			if(!music.isPlaying)
			{
				//开始
				music.Play();
			}
		}
		if(GUI.Button(new Rect(120,10,100,50),"Stop Music"))
		{
			if(music.isPlaying)
			{
				//停止
				music.Stop();
			}
		}
		if(GUI.Button(new Rect(230,10,100,50),"Pause Music"))
		{
			if(music.isPlaying)
			{
				//暂停
				music.Pause();
			}
		}
		musicVolume = GUI.HorizontalSlider(new Rect(10,100,100,50),musicVolume,0.0f,1.0f);
		
		GUI.Label(new Rect(10,80,300,20),"Volume:" + (int)(musicVolume * 100)+"%");
		if(music.isPlaying)
		{
			//音量
			music.volume = musicVolume;
		}
		
	}
	
	// Update is called once per frame
	void Update () {
	
	}
}