unity 中音乐播放器_unity musicplayer

音乐管理器，配置好对应组件

using TMPro;
using UnityEngine;
using UnityEngine.UI;
 
public class MusicPlayer : MonoBehaviour
{
    private AudioSource audioSource;
    public AudioClip[] songs;
    private int currentSongIndex = 0;
    public TextMeshPro songNameText;// 引用UI文本组件
 
    [Header("ui组件")]
    public Text totalTimeText;
    public Text currentTimeText;
    public Slider timeSlider;
 
 
    private float totalDuration;
    private bool isPlay;
 
    private void Start()
    {
        audioSource = GetComponent<AudioSource>();
 
        PlayCurrentSong();
 
        timeSlider.onValueChanged.AddListener(OnSliderValueChanged);
        UpdateSongTimeText();
 
    }
    public void SwitchAudioPlayState()
    {
        if(isPlay)
        {
            PlayCurrentSong();
        }
        else
        {
            PauseMusic();
        }
        isPlay=!isPlay;
    }
    public void UpdateSongTimeText()
    {
        // 设置滑动条的最大值为1，因为时间范围为0到1
        timeSlider.maxValue = 1f;
 
        // 获取歌曲总时长
        totalDuration = audioSource.clip.length;
 
        // 更新总时长文本
        totalTimeText.text = FormatTime(totalDuration);
    }
 
    public void PlayCurrentSong()
    {
        if (audioSource != null && songs.Length > 0)
        {
            audioSource.clip = songs[currentSongIndex];
            audioSource.Play();
 
            UpdateSongNameText(); // 更新UI文本显示
        }
    }
 
    public void PauseMusic()
    {
        if (audioSource != null && audioSource.isPlaying)
        {
            audioSource.Pause();
        }
    }
 
    public void StopMusic()
    {
        if (audioSource != null && audioSource.isPlaying)
        {
            audioSource.Stop();
        }
    }
 
    public void NextSong()
    {
        currentSongIndex++;
        if (currentSongIndex >= songs.Length)
        {
            currentSongIndex = 0;
        }
        audioSource.time=0;
        PlayCurrentSong();
        UpdateSongTimeText();
    }
 
    public void PreviousSong()
    {
        currentSongIndex--;
        if (currentSongIndex < 0)
        {
            currentSongIndex = songs.Length - 1;
        }
        audioSource.time=0; 
        PlayCurrentSong();
        UpdateSongTimeText();
    }
    public void FastForward(float seconds)
    {
        if (audioSource != null && audioSource.isPlaying)
        {
            audioSource.time += seconds;
        }
    }
    public void SlowForward(float seconds)
    {
        if (audioSource != null && audioSource.isPlaying)
        {
            audioSource.time -= seconds;
        }
    }
    private void UpdateSongNameText()
    {
        if (songNameText != null)
        {
            songNameText.text = songs[currentSongIndex].name;
        }
    }
 
    private void Update()
    {
        // 更新当前进行时间
        float currentTime = audioSource.time;
        currentTimeText.text = FormatTime(currentTime);
 
        // 更新滑动条的值
        timeSlider.value = currentTime / totalDuration;
 
        if (!audioSource.isPlaying&&!isPlay )
        {
            NextSong();
        }
    }
 
    public void OnSliderValueChanged(float value)
    {
        // 将滑动条的值映射到歌曲的时间范围内
        float targetTime = value * totalDuration;
 
        // 设置音频源的播放时间
        audioSource.time = targetTime;
    }
 
    private string FormatTime(float time)
    {
        int minutes = Mathf.FloorToInt(time / 60);
        int seconds = Mathf.FloorToInt(time % 60);
        return string.Format("{0:00}:{1:00}", minutes, seconds);
    }
}