From 99769da03514cd3477c256acc9c220b25b0e4824 Mon Sep 17 00:00:00 2001
From: monitor1394 <monitor1394@gmail.com>
Date: Fri, 30 Sep 2022 16:35:53 +0800
Subject: [PATCH] [fix] fix divide by zero exception

---
 CHANGELOG.md                         | 2 ++
 Runtime/Component/Axis/AxisHelper.cs | 2 +-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9885877d..bf1b2379 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -59,6 +59,8 @@
 
 ## master
 
+* (2022.09.30) 修复`Chart`在很小尺寸时出现`DivideByZeroException`异常
+
 ## v3.3.0
 
 ### 版本要点
diff --git a/Runtime/Component/Axis/AxisHelper.cs b/Runtime/Component/Axis/AxisHelper.cs
index 7171e826..ea78584a 100644
--- a/Runtime/Component/Axis/AxisHelper.cs
+++ b/Runtime/Component/Axis/AxisHelper.cs
@@ -261,7 +261,7 @@ namespace XCharts.Runtime
             else
             {
                 var data = axis.GetDataList(dataZoom);
-                if (axis.IsCategory() && data.Count > 0)
+                if (axis.IsCategory() && data.Count > 0 && splitNum > 0)
                 {
                     var count = axis.boundaryGap ? data.Count : data.Count - 1;
                     int tick = count / splitNum;