From 5c046f32582612bc20be50041ecec7fc29c8314e Mon Sep 17 00:00:00 2001
From: jianneng-fit2cloud <jianneng.pan@fit2cloud.com>
Date: Wed, 3 Jun 2026 10:03:30 +0800
Subject: [PATCH] =?UTF-8?q?fix(=E5=9B=BE=E8=A1=A8):=20=E4=BF=AE=E5=A4=8D?=
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---
 .../js/panel/charts/g2/relation/pie/common.ts   | 17 +++++++++++++++++
 .../js/panel/charts/g2/relation/pie/pie.ts      |  6 ++++--
 .../js/panel/charts/g2/relation/pie/rose.ts     |  6 ++++--
 3 files changed, 25 insertions(+), 4 deletions(-)

diff --git a/core/core-frontend/src/views/chart/components/js/panel/charts/g2/relation/pie/common.ts b/core/core-frontend/src/views/chart/components/js/panel/charts/g2/relation/pie/common.ts
index ce8120c407..78db1b304b 100644
--- a/core/core-frontend/src/views/chart/components/js/panel/charts/g2/relation/pie/common.ts
+++ b/core/core-frontend/src/views/chart/components/js/panel/charts/g2/relation/pie/common.ts
@@ -1,4 +1,5 @@
 import { useI18n } from '@/hooks/web/useI18n'
+import type { G2Spec } from '@antv/g2'
 
 const { t } = useI18n()
 
@@ -61,3 +62,19 @@ export const PIE_AXIS_CONFIG: AxisConfig = {
     limit: 1
   }
 }
+
+export const configSingleSectorScale = (options: G2Spec, data: any[]): G2Spec => {
+  if (data.length !== 1) {
+    return options
+  }
+  options.scale = {
+    ...options.scale,
+    x: {
+      ...options.scale?.x,
+      padding: 0,
+      paddingInner: 0,
+      paddingOuter: 0
+    }
+  }
+  return options
+}
diff --git a/core/core-frontend/src/views/chart/components/js/panel/charts/g2/relation/pie/pie.ts b/core/core-frontend/src/views/chart/components/js/panel/charts/g2/relation/pie/pie.ts
index 08da9db628..9015d9bf3d 100644
--- a/core/core-frontend/src/views/chart/components/js/panel/charts/g2/relation/pie/pie.ts
+++ b/core/core-frontend/src/views/chart/components/js/panel/charts/g2/relation/pie/pie.ts
@@ -11,6 +11,7 @@ import {
   PIE_EDITOR_PROPERTY,
   PIE_EDITOR_PROPERTY_INNER
 } from '@/views/chart/components/js/panel/charts/g2plot/pie/common'
+import { configSingleSectorScale } from './common'
 import {
   getTooltipSeriesTotalMap,
   handleChartDashboardHidden,
@@ -136,8 +137,9 @@ export class Pie extends G2ChartView {
       }
       data.push(initOtherItem)
     }
-    options.coordinate.outerRadius = basicStyle.radius / 100
-    return options
+    const singleSectorOptions = configSingleSectorScale(options, data)
+    singleSectorOptions.coordinate.outerRadius = basicStyle.radius / 100
+    return singleSectorOptions
   }
 
   protected configColor(chart: Chart, options: G2Spec): G2Spec {
diff --git a/core/core-frontend/src/views/chart/components/js/panel/charts/g2/relation/pie/rose.ts b/core/core-frontend/src/views/chart/components/js/panel/charts/g2/relation/pie/rose.ts
index bea860abfb..ea60f7b83c 100644
--- a/core/core-frontend/src/views/chart/components/js/panel/charts/g2/relation/pie/rose.ts
+++ b/core/core-frontend/src/views/chart/components/js/panel/charts/g2/relation/pie/rose.ts
@@ -11,6 +11,7 @@ import {
   PIE_EDITOR_PROPERTY,
   PIE_EDITOR_PROPERTY_INNER
 } from '@/views/chart/components/js/panel/charts/g2plot/pie/common'
+import { configSingleSectorScale } from './common'
 import {
   getTooltipSeriesTotalMap,
   handleChartDashboardHidden,
@@ -141,8 +142,9 @@ export class Rose extends G2ChartView {
       }
       data.push(initOtherItem)
     }
-    options.coordinate.outerRadius = basicStyle.radius / 100
-    return options
+    const singleSectorOptions = configSingleSectorScale(options, data)
+    singleSectorOptions.coordinate.outerRadius = basicStyle.radius / 100
+    return singleSectorOptions
   }
 
   protected configColor(chart: Chart, options: G2Spec): G2Spec {