用vue简单写一个音乐播放组件
前言
公司有个单位项目，需要读取语音文件并进行播放，其实用audio引入个播放链接即可，不需要太多功能
后来想到网站是不是也可以放个小播放器插件，索性查了audio相关api，也学习其中相关技巧，分享给大家
完整代码
整个代码很简单，有些audio-api注释也写在了后面
html
<template><div class="music">
<div class="music__main">
<div :class="['music__main__cover',isPlay ? 'active' : '']" @click="play">
<img />
</div>
<div class="music__main__timeBar">
<div class="time">
<span>{{ realMusicTime }}</span>
<span>{{ totalMusicTime }}</span>
</div>
<div class="bar" ref="bar" @click="handClickBar">
<div class="bar__slid" ref="slid" @click="handClickBar"></div>
</div>
</div>
</div>
<div class="music__btn">
<i class="el-icon-refresh" @click="switchMusic"></i>
</div>
<div class="music__mask"></div>
<audio ref="music" :src="https://segmentfault.com/a/1190000022980992/audioSrc"></audio>
</div>
</template>
js
<script>export default {
data() {
this.audioSrcs = [
'https://music.163.com/song/media/outer/url?id=1369798757.mp3', // 芒种
'http://m7.music.126.net/20200620010555/e89a481dbb579809feccc4c7e1eaf50b/ymusic/a9c1/47f7/e72a/eeca0e403e1aa21dc60ca590be3db3f0.mp3', // 后来
'http://m7.music.126.net/20200620101114/4b5eaebd7e28eda2a6cda8e1e8e1972e/ymusic/545e/065a/530b/c413a59407100320b8f9da233b35f938.mp3', // 你的答案
'http://m7.music.126.net/20200620101206/6d89785d9f392dc06889d6142c1c4a3a/ymusic/060f/0e0e/510f/1edeffdfca9d5fb74fd0fe02edd9bbba.mp3', // 那女孩对我说
'http://m7.music.126.net/20200620101232/b8fb9367db300c11fee6d134a6721471/ymusic/40f6/674f/125c/83af64a31bd4b1d82a500771b87ddf3f.mp3', // 侧脸
'http://m7.music.126.net/20200620101440/62d4f101f0844469e8706d73175d98d4/ymusic/5309/065c/070b/dc1aee8fb016a88606530ad5a10ba676.mp3', //远方的你
];
return {
isPlay: false,
realMusicTime: "00:00",
totalMusicTime: "00:00",
audioSrc: this.audioSrcs[0]
};
},
created() { },
mounted() {
this.watchMusicTime();
},
methods: {
play() {
if (this.music.paused) {
this.music.play();
this.isPlay = true;
} else {
this.music.pause();
this.isPlay = false;
}
},
// 处理时间
handlMusicTime() {
//用秒数来显示当前播放进度
let timeDisplay = Math.floor(this.music.currentTime); //获取实时时间
//分钟
let minute = parseInt(timeDisplay / 60);
if (minute < 10) {
minute = "0" + minute;
}
//秒
let second = Math.round(timeDisplay % 60);
if (second < 10) {
second = "0" + second;
}
this.realMusicTime = minute + ":" + second;
},
// 处理进度条
handMusicBar() {
let slid = this.$refs.slid;
let duration = this.music.duration;
let x = ((this.music.currentTime / duration) * 100).toFixed(2) + "%";
slid.style.width = x;
},
// 处理点击进度条事件
handClickBar(e) {
const barTotalWidth = this.bar.offsetWidth; // bar 总宽度
const rect = e.target.getBoundingClientRect(); // 元素右边距离页面边距的距离 返回上下左右
let length = e.pageX - rect.left;
this.music.currentTime = length / barTotalWidth * this.music.duration; // 计算播放时间 位置百分比*总时间
this.$nextTick(() => {
this.music.play();
this.isPlay = true;
})
},
// 切换歌曲
switchMusic() {
this.isPlay = false;
this.audioSrc = this.audioSrcs[Math.floor(Math.random() * 5)];
this.music.load()
// 文件下载完毕，如果不用等到全部下载完毕，可以用canplay事件
this.music.addEventListener("canplaythrough", () => {
this.music.play();
this.isPlay = true;
});
},
//使用事件监听方式捕捉事件
watchMusicTime() {
this.music = this.$refs.music;
this.bar = this.$refs.bar;
this.music.addEventListener(
"timeupdate",
() => {
this.handlMusicTime();
this.$nextTick(() => {
this.handMusicBar();
})
},
false
);
// 播放完毕
this.music.addEventListener("ended", () => {
this.switchMusic(); // 自动播放
});
// 捕获音频文件已准备完毕
// 当媒体文件可以播放的时候会触发oncanplay事件,也可以用oncanplay
this.music.oncanplaythrough = () => {
let time = this.music.duration;
//分钟
let minutes = parseInt(time / 60);
if (minutes < 10) {
minutes = "0" + minutes;
}
//秒
let seconds = Math.round(time % 60);
if (seconds < 10) {
seconds = "0" + seconds;
}
this.totalMusicTime = minutes + ":" + seconds;
};
}
}
};
</script>
less
<style lang="less">@keyframes musicRotate {
from {
transform: rotate(0);
}
to {
transform: rotate(360deg);
}
}
.music {
width: 500px;
margin: 0 auto;
border-radius: 15px;
position: relative;
padding: 30px;
box-sizing: border-box;
overflow: hidden;
&__main {
display: flex;
&__cover {
width: 80px;
height: 80px;
overflow: hidden;
border-radius: 50%;
background-color: #dddddd;
cursor: pointer;
animation: musicRotate 10s linear infinite;
animation-play-state: paused; // 暂定动画
img {
width: 100%;
height: 100%;
}
&.active {
animation-play-state: running; // 运行动画
}
}
&__timeBar {
flex: 1;
display: flex;
flex-direction: column;
justify-content: space-evenly;
padding-left: 20px;
box-sizing: border-box;
.time {
display: flex;
justify-content: space-between;
color: #fff;
span {
font-size: 19px;
line-height: 1;
}
}
.bar {
height: 8px;
background-color: #fbfbfb;
border-radius: 8px;
position: relative;
border-radius: 8px;
overflow: hidden;
cursor: pointer;
&__slid {
position: absolute;
left: 0;
top: 0;
background-color: #e24d80;
height: 100%;
width: 0;
transition: width 0.3s;
}
}
}
}
&__btn {
position: absolute;
right: 30px;
top: 10px;
i {
font-size: 18px;
color: #fff;
cursor: pointer;
}
}
&__mask {
background-image: url('../../assets/meet.jpg');
z-index: -2;
background-repeat: no-repeat;
background-size: cover;
background-position: 50%;
filter: blur(15px);
opacity: 0.5;
transition: all 0.8s;
position: absolute;
top: 0;
right: 0;
left: 0;
bottom: 0;
&::before {
position: absolute;
top: 0;
right: 0;
left: 0;
bottom: 0;
z-index: -1;
content: '';
background-color: rgba(0, 0, 0, 0.08);
}
}
}
</style>
github完整代码用vue简单写一个音乐播放组件
audio相关
HTML audio基础API完全使用指南
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