音乐播放器

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <meta http-equiv="X-UA-Compatible" content="ie=edge" />
    <link
      rel="stylesheet"
      href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.10.2/css/all.min.css"
    />
    <link rel="stylesheet" href="style.css" />
    <title>Music Player!</title>
  </head>
  <body>
    <h1>Welcome to JasonPeng's Music Player!</h1>
    <h2>Play your favourite JayChou's  music!</h2>

    <div class="music-container" id="music-container">
      <div class="music-info">
        <h4 id="title"></h4>
        <div class="progress-container" id="progress-container">
          <div class="progress" id="progress"></div>
        </div>
      </div>

      <audio src="music/搁浅.mp3" id="audio"></audio>

      <div class="img-container">
        <img src="images/听见下雨的声音.jpg" alt="music-cover" id="cover" />
      </div>
      <div class="navigation">
        <button id="prev" class="action-btn">
          <i class="fas fa-backward"></i>
        </button>
        <button id="play" class="action-btn action-btn-big">
          <i class="fas fa-play"></i>
        </button>
        <button id="next" class="action-btn">
          <i class="fas fa-forward"></i>
        </button>
      </div>
    </div>

    <script src="script.js"></script>
  </body>
</html>

style.css

* {
  box-sizing: border-box;
  font-family: Arial, Helvetica, sans-serif;
}

body {
  background-image: linear-gradient(
    0deg,
    rgba(247, 247, 247, 1) 15%,
    lightgreen
  );
  height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin: 0;
}

h1 {
  margin: -200px;
  color: #333;
  
}

h2 {
  margin: 200px;
  color: #333;
}

.music-container {
  background-color: white;
  border-radius: 25px;
  box-shadow: 0 20px 20px 0 rgb(83, 245, 83);
  display: flex;
  padding: 20px 30px;
  position: relative;
  margin: 100px 0;
  z-index: 10;
  position: absolute;
}

.img-container {
  position: relative;
  width: 110px;
}

.img-container::after {
  background-color: #fff;
  border-radius: 50%;
  position: absolute;
  bottom: 100%;
  left: 50%;
  width: 20px;
  height: 20px;
  transform: translate(-50%, 50%);
}

.img-container img {
  border-radius: 50%;
  object-fit: cover;
  height: 110px;
  width: inherit;
  position: absolute;
  bottom: 0;
  left: 0;
  animation: rotate 3s linear infinite;

  animation-play-state: paused;
}

.music-container.play .img-container img {
  animation-play-state: running;
}

@keyframes rotate {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

.navigation {
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
}

.action-btn {
  background-color: #fff;
  border: 0;
  color: #666;
  font-size: 20px;
  cursor: pointer;
  padding: 10px;
  margin: 0 20px;
}

.action-btn.action-btn-big {
  color: #333;
  font-size: 30px;
}

.action-btn:focus {
  outline: 0;
}

.music-info {
  background-color: rgba(255, 255, 255, 0.5);
  border-radius: 15px 15px 0 0;
  position: absolute;
  top: 0;
  left: 20px;
  width: calc(100% - 40px);
  padding: 10px 10px 10px 150px;
  opacity: 0;
  transform: translateY(0%);
  transition: transform 0.3s ease-in, opacity 0.2s ease-in;
  z-index: 0;
}

.music-container.play .music-info {
  opacity: 1;
  transform: translateY(-100%);
}

.music-info h4 {
  margin: 0;
  color: #333;
  font-size: 20px;
}

.progress-container {
  background: #fff;
  border-radius: 5px;
  cursor: pointer;
  margin: 10px 0;
  height: 6px;
  width: 100%;
}

.progress {
  background-color: rgb(83, 245, 83);
  border-radius: 5px;
  height: 100%;
  width: 0%;
  transition: width 0.1s linear;
}
const musicContainer = document.getElementById('music-container');
const playBtn = document.getElementById('play');
const prevBtn = document.getElementById('prev');
const nextBtn = document.getElementById('next');

const audio = document.getElementById('audio');
const progress = document.getElementById('progress');
const progressContainer = document.getElementById('progress-container');
const title = document.getElementById('title');
const cover = document.getElementById('cover');

// Song titles
const songs = ['不该', '搁浅', '听见下雨的声音', '哪里都是你', '晴天'];

// Keep track of song
let songIndex = 1;

// Initially load song details into DOM
loadSong(songs[songIndex]);

// Update song details
function loadSong(song) {
  title.innerText = song;
  audio.src = `music/${song}.mp3`;
  cover.src = `images/${song}.jpg`;
}

// Play song
function playSong() {
  musicContainer.classList.add('play');
  playBtn.querySelector('i.fas').classList.remove('fa-play');
  playBtn.querySelector('i.fas').classList.add('fa-pause');

  audio.play();
}

// Pause song
function pauseSong() {
  musicContainer.classList.remove('play');
  playBtn.querySelector('i.fas').classList.add('fa-play');
  playBtn.querySelector('i.fas').classList.remove('fa-pause');

  audio.pause();
}

// Previous song
function prevSong() {
  songIndex--;

  if (songIndex < 0) {
    songIndex = songs.length - 1;
  }

  loadSong(songs[songIndex]);

  playSong();
}

// Next song
function nextSong() {
  songIndex++;

  if (songIndex > songs.length - 1) {
    songIndex = 0;
  }

  loadSong(songs[songIndex]);

  playSong();
}

// Update progress bar
function updateProgress(e) {
  const { duration, currentTime } = e.srcElement;
  const progressPercent = (currentTime / duration) * 100;
  progress.style.width = `${progressPercent}%`;
}

// Set progress bar
function setProgress(e) {
  const width = this.clientWidth;
  const clickX = e.offsetX;
  const duration = audio.duration;

  audio.currentTime = (clickX / width) * duration;
}

// Event listeners
playBtn.addEventListener('click', () => {
  const isPlaying = musicContainer.classList.contains('play');

  if (isPlaying) {
    pauseSong();
  } else {
    playSong();
  }
});

// Change song
prevBtn.addEventListener('click', prevSong);
nextBtn.addEventListener('click', nextSong);

// Time/song update
audio.addEventListener('timeupdate', updateProgress);

// Click on progress bar
progressContainer.addEventListener('click', setProgress);

// Song ends
audio.addEventListener('ended', nextSong);
原文地址:https://www.cnblogs.com/JasonPeng1/p/12465064.html