简介

仿网易云播放动画

效果图（效果图）

最终成品效果

动画组件

src/components/musicPlay.vue

<template>
  <div class="music-play">
    <div></div>
    <div></div>
    <div></div>
  </div>
</template>

<script setup>
const props = defineProps({
  state: {
    type: Boolean,
    default: true,
  },
  color: {
    type: String,
    default: "blue",
  },
});
</script>

<style lang="sass" scoped>
// TODO 音乐播放器动画
//  ? 动画停止class >>> .muscic-play-stop
// HTML结构
// <div class="music-play">
//     <div></div>
//     <div></div>
//     <div></div>
// </div>

$music-play-box-height: 20px//音乐播放状态高度
$music-play-width: 3.2px//音乐播放状态宽度
$music-play-delys: .5s//音乐播放状态动画延迟
$music-play-gap: 6px//音乐播放状态间距
$music-animate-time: .75s//动画播放时长
$music-play-radius: 4px 4px 0 0 //圆角
$music-play-pos: center bottom//动画位置

.music-play
    display: inline-block
    width: calc(#{$music-play-width * 3 + $music-play-gap })
    position: relative
    height: $music-play-box-height

.music-play>div
    position: absolute
    width: $music-play-width
    height: 100%
    border-radius: $music-play-radius
    animation: music-play-an #{$music-animate-time} linear infinite
    transform-origin: $music-play-pos
    animation-play-state: v-bind('props.state===true?"running":"paused"')
    background: v-bind('props.color')

@for $i from 1 through 3
    .music-play>div:nth-child(#{$i})
        animation-delay: calc(#{($i - 1) * $music-play-delys})
        margin-left: calc(#{$music-play-gap * ($i - 1)})

@keyframes music-play-an
    0%,
    100%
        transform: scaleY(1)

    50%
        transform: scaleY(0)
</style>

使用组件

<template>
    <div
       style="
         display: flex;
         flex-direction: column;
         gap: 20px;
         width: 100px;
         margin: 20px;
       "
     >

       <button @click="test1">播放</button>
       
       <music-play-animate :state="musicPlay" color="red" />
       <music-play-animate :state="musicPlay" /> 
       
     </div>
</template>

<script setup>
import { ref } from "vue"; 
import MusicPlayAnimate from "../components/music/MusicPlayAnimate.vue";

const musicPlay = ref(true),
  test1 = () => {
    musicPlay.value = !musicPlay.value;
    console.log(musicPlay.value);
  };
</script>