From b96e23950f4b650ae559e2d6f5ca86699f14c53a Mon Sep 17 00:00:00 2001
From: zhangyu <zhangyu@geedgenetworks.com>
Date: Sat, 27 Nov 2021 13:50:41 +0800
Subject: [PATCH] =?UTF-8?q?fix=EF=BC=9A=20=E4=BF=AE=E6=94=B9panel=20line-c?=
 =?UTF-8?q?hart=20nodata=E7=9A=84=E9=AB=98=E5=BA=A6=E9=97=AE=E9=A2=98?=
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---
 nezha-fronted/src/components/charts/line-chart-block.vue | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/nezha-fronted/src/components/charts/line-chart-block.vue b/nezha-fronted/src/components/charts/line-chart-block.vue
index 28777baad..ecae03a5f 100644
--- a/nezha-fronted/src/components/charts/line-chart-block.vue
+++ b/nezha-fronted/src/components/charts/line-chart-block.vue
@@ -1071,7 +1071,7 @@ export default {
         this.$nextTick(() => {
           const vm = this
           setTimeout(function () {
-            const divHeight = self.$refs.legendArea ? self.$refs.legendArea.offsetHeight : 0
+            const divHeight = self.$refs.legendArea && self.$refs.legendArea.offsetHeight > 20 ? self.$refs.legendArea.offsetHeight : 27
             if (!chartInfo.height) {
               getChart(self.chartIndex) && getChart(self.chartIndex).resize({ height: (250 - divHeight - chartResizeTool.titleHeight - chartResizeTool.chartBlankHeight) })
             } else {
@@ -1962,7 +1962,7 @@ export default {
         this.computeLegendData(this.legendListMore, this.seriesItemArr, 'local')
       }
       this.$nextTick(() => {
-        const divHeight = this.$refs.legendArea.offsetHeight
+        const divHeight = this.$refs.legendArea && this.$refs.legendArea.offsetHeight > 20 ? this.$refs.legendArea.offsetHeight : 27
         if (!this.chartInfo.height) {
           getChart(this.chartIndex).resize({ height: (400 - divHeight - this.$chartResizeTool.titleHeight - this.$chartResizeTool.chartBlankHeight) })
         } else {