NEZ-963 chart 鼠标移入悬浮提示

nezha-fronted/src/components/common/mixin/chartDataList.js

@@ -0,0 +1,26 @@
+export default {
+  data () {
+    return {
+      chartDataList: false,
+      timer: null
+    }
+  },
+  methods: {
+    // 鼠标移入加入class
+    changeActive () {
+      // 设置定时器
+      this.timer = window.setTimeout(() => {
+        this.chartDataList = true
+      }, 500)
+    },
+    removeActive () {
+      // 移除定时器
+      window.clearInterval(this.timer)
+      this.chartDataList = false
+    }
+  },
+  beforeDestroy () {
+    // 移除定时器
+    window.clearInterval(this.timer)
+  }
+}