Vue 消息无缝滚动

vue实现消息向上无缝滚动效果

复制代码<ul class="new-list" :class="{anim:animate}" @mouseenter="Stop()" @mouseleave="Up()"> <li v-for="item in noticeList"> ... </li> </ul>

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<ul class="new-list" :class="{anim:animate}" @mouseenter="Stop()" @mouseleave="Up()">
  <li v-for="item in noticeList">
    ...
  </li>
</ul>

复制代码<script> export default { data() { return { noticeList: [], animate:false, intNum: undefined, } }, created: function () { this.getNoticeData(); }, methods: { getNoticeData() { this.$http.get('/news/allList', { params: { 'pageNumber': 10, 'currentPage': 1 } }).then(res => { this.noticeList = res.data.items; this.ScrollUp(); }); }, ScrollUp() { this.intNum = setInterval(() => { this.animate=true;// 向上滚动的时候需要添加css3过渡动画 setTimeout(()=>{ this.noticeList.push(this.noticeList[0]);// 将数组的第一个元素添加到数组的 this.noticeList.shift(); //删除数组的第一个元素 this.animate=false; },500) }, 10000); }, //鼠标移上去停止 Stop() { clearInterval(this.intNum); }, Up() { this.ScrollUp(); }, } } </script>

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<script>
  export default {
    data() {
      return {
        noticeList: [],
        animate:false,
        intNum: undefined,
      }
    },
    created: function () {
      this.getNoticeData();
    },
    methods: {
      getNoticeData() {
        this.$http.get('/news/allList', {
          params: {
            'pageNumber': 10,
            'currentPage': 1
          }
        }).then(res => {
          this.noticeList = res.data.items;
          this.ScrollUp();
        });
      },
      ScrollUp() {
        this.intNum = setInterval(() => {
          this.animate=true;// 向上滚动的时候需要添加css3过渡动画
          setTimeout(()=>{
            this.noticeList.push(this.noticeList[0]);// 将数组的第一个元素添加到数组的
            this.noticeList.shift(); //删除数组的第一个元素
            this.animate=false;
          },500)
        }, 10000);
      },
      //鼠标移上去停止
      Stop() {
        clearInterval(this.intNum);
      },
      Up() {
        this.ScrollUp();
      },
    }
  }
</script>

样式

复制代码.new-list{ line-height: 28px; transition: top 0.5s; } .anim{ transition: all 0.5s; margin-top: -28px;//高度等于行高 }

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.new-list{
    line-height: 28px;
    transition: top 0.5s;
}
.anim{
    transition: all 0.5s;
    margin-top: -28px;//高度等于行高
}