From af8c133914aeed28c0c5db5c676d0293d8f1067d Mon Sep 17 00:00:00 2001
From: Yan Shaohang <shy1118999@qq.com>
Date: Fri, 9 Sep 2022 18:06:30 +0800
Subject: [PATCH] Update echarts.ts

fix:cannot re-render if dom is deleted

If the chart is opened in the pop-up window, opening the chart again will not display properly.
---
 src/composables/echarts.ts | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/composables/echarts.ts b/src/composables/echarts.ts
index 98e31da8..8bbd4490 100644
--- a/src/composables/echarts.ts
+++ b/src/composables/echarts.ts
@@ -130,6 +130,10 @@ export function useEcharts(
   const stopSizeWatch = watch([width, height], ([newWidth, newHeight]) => {
     initialSize.width = newWidth;
     initialSize.height = newHeight;
+		if (newWidth === 0 && newHeight === 0) {
+      // 节点被删除 将chart置为空
+      chart = null
+    }
     if (canRender()) {
       if (!isRendered()) {
         render();