Unity 3D视频播放器场景C#脚本

实现视频的播放和暂停、快进、音量滚动条:

using UnityEngine;

using System.Collections;

 

public class vedioPlayer : MonoBehaviour {

   //视频播放比按钮图片

   public Texture2D vedioStartAndStop;

   public Texture2D vedioStart;

   public Texture2D vedioPause;

   public Texture2D vedioStop;

   public Texture2D vedioNextAndFast;

   public Texture2D vedioFast;

   public Texture2D vedioUp;

   public Texture2D vedioNext;

   public Texture2D musicVolumeSize;

   public GUIStyle musicSIze;

 

   //返回按钮

   public Texture2D Backbtn;

   //退出按钮

   public Texture2D quitbtn;

 

   public int i = 0;

   public int j = 0;

   //电影纹理

   public MovieTexture movieTexture;

   public AudioSource[] MyAudio;

   //歌曲名称

   //当前歌曲编号

   int SongIndex = 0;

   //音量

   public float musicVolume;

 

         //Use this for initialization

         voidStart () {

       //设置当前对象的主纹理为电影纹理

       renderer.material.mainTexture = movieTexture;

       //设置电影纹理播放模式为循环

       movieTexture.loop = false;

       //设置默认音量

       musicVolume = 0.5F;

         }

        

         //Update is called once per frame

         voidUpdate () {

        

         }

   void OnGUI() {       

       //视频播放按钮

       if (GUI.Button(new Rect(Screen.width * 0.4f, Screen.height * 0.9f,Screen.width * 0.07f, Screen.height * 0.07f), vedioStartAndStop))

       {

           i++;           

       }

       if (i % 2 == 1)

       {

           if (!movieTexture.isPlaying)

           {

                movieTexture.Play();

                MyAudio[SongIndex].Play();

                vedioStartAndStop = vedioPause;

           }

       }

       if (i % 2 == 0)

       {

           if (movieTexture.isPlaying)

           {

                movieTexture.Pause();

                MyAudio[SongIndex].Pause();

                vedioStartAndStop = vedioStart;

           }

       }

       //快进按钮

       if (GUI.Button(new Rect(Screen.width * 0.5f, Screen.height * 0.9f,Screen.width * 0.07f, Screen.height * 0.07f), vedioNextAndFast))

       {

           j++;

 

       }

       if (j % 2 == 1 && movieTexture.isPlaying)

        {

           MyAudio[SongIndex].Play();

           movieTexture.Play();

           vedioNextAndFast = vedioFast;

       }

       if (j % 2 == 1 && !movieTexture.isPlaying)

       {

           vedioNextAndFast = vedioFast;

       }

       if (j % 2 == 0)

       {

           vedioNextAndFast = vedioNext;

       }

       //视频播放停止按钮

       if (GUI.Button(new Rect(Screen.width * 0.3f, Screen.height * 0.9f,Screen.width * 0.07f, Screen.height * 0.07f), vedioStop))

       {

           movieTexture.Stop();

           i = 0;

           j = 0;

           vedioStartAndStop = vedioStart;

           vedioNextAndFast = vedioNext;

       }

       //创建一个用于动态修改音乐音量的横向滑动条

       //GUISkin guistyle = Color.white;

       musicVolume = GUI.HorizontalScrollbar(new Rect(Screen.width * 0.63f,Screen.height * 0.92f, Screen.width * 0.2f, Screen.height * 0.2f), musicVolume,0.01F, 0.0F, 1.0F);

       //GUI.skin=Color.

       //音量图标

       GUI.Label(new Rect(Screen.width * 0.6f, Screen.height * 0.9f, Screen.width* 0.05f, Screen.height * 0.05f), musicVolumeSize);

       //将音量的百分比显示出来

       GUI.Label(new Rect(Screen.width * 0.005f, Screen.height * 0.03f,Screen.width * 0.3f, Screen.height * 0.05f), "当前音量：" +(int)(musicVolume * 100) + "%");

       if (MyAudio[SongIndex].isPlaying)

       {

           MyAudio[SongIndex].volume = musicVolume;

       }

 

       //返回按钮       

       if (GUI.Button(new Rect(Screen.width * 0.87f, Screen.height * 0.05f,Screen.width * 0.05f, Screen.height * 0.08f), Backbtn))

       {

           Application.LoadLevel("Level_0");

       }

       //退出按钮

       if (GUI.Button(new Rect(Screen.width * 0.94f, Screen.height * 0.05f,Screen.width * 0.05f, Screen.height * 0.08f), quitbtn))

       {

           Application.LoadLevel("Background");

       }

    }

}