vue手写加载动画项目

<template>
  <div id="loader_wrapper">
    <div id="loader"></div>
    <div class="load_title">正在加载，请稍等......</div>
  </div>
</template>
<script>
  export default{
      name:"loading",
  }
</script>
<style scoped>
#loader_wrapper{
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 99;
  background: rgba(0, 0, 0,.8);
  background-size: 100% 100%;
}
#loader{
  display: block;
  position: relative;
  left: 50%;
  top: 50%;
  width: 300px;
  height: 300px;
  /* background: red; */
  margin: -150px 0 0 -150px;
  border-radius: 50%;
  border: 3px solid transparent;
  border-top-color: #fff;
  -webkit-animation: spin 5s linear infinite;
  -ms-animation: spin 5s linear infinite;
  -moz-animation: spin 5s linear infinite;
  -o-animation : spin 5s linear infinite;
  animation:spin 5s linear infinite;
  z-index: 1001;
}
#loader:before{
  content:"";
  position: absolute;
  top: 5px;
  left: 5px;
  right: 5px;
  bottom: 5px;
  border-radius: 50%;
  /* background: green; */
  border: 3px solid transparent;
  border-top-color: #fff;
   -webkit-animation: spin 8s linear infinite;
  -ms-animation: spin 8s linear infinite;
  -moz-animation: spin 8s linear infinite;
  -o-animation : spin 8s linear infinite;
  animation:spin 8s linear infinite;
}
#loader:after{
  content:"";
  position: absolute;
  top: 15px;
  left: 15px;
  right: 15px;
  bottom: 15px;
  border-radius: 50%;
  /* background: yellow; */
  border: 3px solid transparent;
  border-top-color: #fff;
   -webkit-animation: spin 8s linear 1s infinite;
  -ms-animation: spin 8s linear 1s infinite;
  -moz-animation: spin 8s linear 1s infinite;
  -o-animation : spin 8s linear 1s infinite;
  animation:spin 8s linear 1s infinite;
}
@-webkit-keyframes spin {
  0%{
    -webkit-transform: rotate(0deg);
    -ms-transform: rotate(0deg);
    transform:rotate(0deg);
  }
  100%{
    -webkit-transform: rotate(360deg);
    -ms-transform: rotate(360deg);
    transform: rotate(360deg);
  }
}
 
@keyframes spin{
  0%{
    -webkit-transform: rotate(0deg);
    -ms-transform: rotate(0deg);
    transform:rotate(0deg);
  }
  100%{
    -webkit-transform: rotate(360deg);
    -ms-transform: rotate(360deg);
    transform: rotate(360deg);
  }
}
#loader_wrapper .load_title{
  font-family: "Open Sans";
  color:#fff;
  font-size: .3rem;
  width: 100%;
  text-align: center;
  z-index: 9999;
  position: absolute;
  top: 70%;
  opacity: 1;
  line-height: .3rem;
}
</style>

<template>
  <div class="main">
    <loading v-if="!initFlag"></loading>
    111
  </div>
</template>
 
<script>
  import loading from "../components/loading"
  export default {
    name:"tranin",
    data () {
      return{
        initFlag:false,//初始化全局数据的请求 false表示请求失败
 
      }
      
    },
    components:{
      loading,
    }
  }
</script>