From 0c496e7063f67a8b1af9ff3e2680d896e8d9d158 Mon Sep 17 00:00:00 2001
From: zhouwenxuan <1175765986@qq.com>
Date: 星期一, 09 十月 2023 10:00:52 +0800
Subject: [PATCH] 更新图表

---
 src/views/monitorData/weatherData/index.vue |   14 +++++++++-----
 1 files changed, 9 insertions(+), 5 deletions(-)

diff --git a/src/views/monitorData/weatherData/index.vue b/src/views/monitorData/weatherData/index.vue
index 4a90727..b76f938 100644
--- a/src/views/monitorData/weatherData/index.vue
+++ b/src/views/monitorData/weatherData/index.vue
@@ -64,7 +64,7 @@
 </template>
 
 <script setup lang="ts">
-import {reactive, ref,onMounted} from "vue";
+import {reactive, ref, onMounted, shallowRef} from "vue";
 import * as echarts from "echarts";
 import { ElMessage, ElMessageBox } from 'element-plus'
 import {TableWeatherState} from "/@/types/monitorData";
@@ -112,6 +112,7 @@
 const dataZoomEnd = ref();
 const xData = ref([]);
 const yData = ref([]);
+const myChart = shallowRef(null)
 
 const chooseTime = (val: any) => {
     console.log("val",val)
@@ -228,7 +229,10 @@
 }
 
 const initCharts = () => {
-    const myChart = echarts.init(document.getElementById('gasChart'));
+    if (myChart.value != null && myChart.value != "" && myChart.value != undefined) {
+        myChart.value.dispose();
+    }
+    myChart.value = echarts.init(document.getElementById('gasChart'));
     // 指定图表的配置项和数据
     const option = {
         tooltip: {
@@ -269,10 +273,10 @@
         ]
     };
     // 使用刚指定的配置项和数据显示图表。
-    myChart.setOption(option,true);
+    myChart.value.setOption(option,true);
     //自适应宽度
     window.addEventListener('resize', function () {
-        myChart.resize();
+        myChart.value.resize();
     })
 }
 </script>
@@ -295,4 +299,4 @@
     box-shadow: 4px 4px 4px rgba(0, 0, 0, 0.2);
     padding: 3px
 }
-</style>
\ No newline at end of file
+</style>

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