Vue+js realizes video fade-in and fade-out effect

Vue+js realizes the fade in and fade out of the video, for your reference, the specific content is as follows

A simple video fade-in and fade-out effect is shown in the figure

The editor directly posted the code. If you are interested, you can copy and run it. Thank you

<template>
  <div class="video-css">
    <div class="videocss" ref="videodom" style="background-color:black;">
      <video width="100%" ref="play" style="opacity: 1" :src="videoSrc2"></video>
    </div>
    <div class="video-but">
      <el-button type="primary" @click="play()">Play</el-button>
      <el-button type="primary" @click="pause()">Pause</el-button>
      <el-button type="primary" @click="fadeIn(100)">Fade in</el-button>
      <el-button type="primary" @click="fadeOut(100)">Fade out</el-button>
    </div>
  </div>
</template>

<script>
export default {
  data() {
    return {
      videoSrc: require('../../assets/web_1496003377.mp4'),
      videoSrc2: require('../../assets/video.mp4')
    }
  },
  methods: {
    play() {
      this.$refs.play.play()
    },
    pause() {
      this.$refs.play.pause()
    },
    fadeIn(speed) {
      let that = this
      var speed = speed || 30 ;
      var num = 0;
      var st = setInterval(function(){
        num++;
        that.$refs.play.style.opacity = num/10;
        if (num>=10) {  
          clearInterval(st);
        }
      }, speed);
    },
    fadeOut(speed) {
      let that = this
      var speed = speed || 30 ;
      var num = 10;
      var st = setInterval(function(){
        num--;
        that.$refs.play.style.opacity = num / 10;
        if (num<=0){ 
          clearInterval(st);
        }
      }, speed);
    }
  }
}
</script>

<style lang="less" scoped>
.video-css {
  .videocss {
    width: 800px;
    height: 450px;
    display: flex;
    justify-content: center;
  }
  .video-but {
    display: flex;
    margin-top: 20px;
    justify-content: flex-start;
    align-content: flex-start;
  }
}
</style>

The above is the full content of this article. I hope it will be helpful for everyone’s study. I also hope that everyone will support 123WORDPRESS.COM.

You may also be interested in:

Simple implementation of fading in and out of Vue routing switching
An example of making background fade-in and fade-out switching animation with vuejs

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