el-table表格无缝滚动,鼠标进入可悬停

<el-table
                  ref="table"
                  :data="tableData"
                  style="width: 100%"
                  height="220px"
                  @cell-mouse-enter="mouseEnter"
                  @cell-mouse-leave="mouseLeave"
                  >
                      <el-table-column prop="detectionSiteName" label="监测站点" />
                      <el-table-column prop="detectionProject" label="监测项目" />
                      <el-table-column prop="concentrationValue" label="浓度值" />
                      <el-table-column prop="alarmTime" width="150" label="报警时间" />
                  </el-table>

// 鼠标移入
        mouseEnter() {
          clearInterval(this.timer)
          this.timer = null
        },
        //鼠标移出
        mouseLeave() {
          this.handScroll()
        },
        // 表格滚动
        handScroll() {
          const table = this.$refs.table
          const divData = table.bodyWrapper
          this.timer = setInterval(() => {
            divData.scrollTop += 1
            if (divData.clientHeight + divData.scrollTop == divData.scrollHeight) {
              divData.scrollTop = 0
            }
          }, 60)
        },