From 6cfcf84b5d6786062ae8bd7d654babb54accd804 Mon Sep 17 00:00:00 2001
From: monitor1394 <monitor1394@gmail.com>
Date: Sat, 9 Nov 2019 16:34:16 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8D=E9=A5=BC=E5=9B=BE=E6=B7=BB?=
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---
 Assets/XCharts/Runtime/Component/Main/Serie.cs | 1 +
 Assets/XCharts/Runtime/Internal/BaseChart.cs   | 9 ++++++++-
 Assets/XCharts/Runtime/PieChart.cs             | 1 +
 3 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/Assets/XCharts/Runtime/Component/Main/Serie.cs b/Assets/XCharts/Runtime/Component/Main/Serie.cs
index fa9f9cd5..1abb89b7 100644
--- a/Assets/XCharts/Runtime/Component/Main/Serie.cs
+++ b/Assets/XCharts/Runtime/Component/Main/Serie.cs
@@ -461,6 +461,7 @@ namespace XCharts
         /// 饼图的数据项之和
         /// </summary>
         public float runtimePieDataTotal { get; internal set; }
+        internal int runtimeLastCheckDataCount { get; set; }
 
         internal List<Vector3> GetUpSmoothList(int dataIndex, int size = 100)
         {
diff --git a/Assets/XCharts/Runtime/Internal/BaseChart.cs b/Assets/XCharts/Runtime/Internal/BaseChart.cs
index d60234e4..0d4db010 100644
--- a/Assets/XCharts/Runtime/Internal/BaseChart.cs
+++ b/Assets/XCharts/Runtime/Internal/BaseChart.cs
@@ -289,7 +289,6 @@ namespace XCharts
         {
             var labelObject = ChartHelper.AddObject(s_SerieLabelObjectName, transform, chartAnchorMin,
                 chartAnchorMax, chartPivot, new Vector2(chartWidth, chartHeight));
-            //ChartHelper.DestroyAllChildren(labelObject.transform);
             SerieLabelPool.ReleaseAll(labelObject.transform);
             int count = 0;
             for (int i = 0; i < m_Series.Count; i++)
@@ -484,6 +483,14 @@ namespace XCharts
 
         protected void CheckRefreshLabel()
         {
+            foreach (var serie in m_Series.list)
+            {
+                if (serie.label.show && serie.runtimeLastCheckDataCount != serie.dataCount)
+                {
+                    m_ReinitLabel = true;
+                    serie.runtimeLastCheckDataCount = serie.dataCount;
+                }
+            }
             if (m_ReinitLabel)
             {
                 m_ReinitLabel = false;
diff --git a/Assets/XCharts/Runtime/PieChart.cs b/Assets/XCharts/Runtime/PieChart.cs
index a0226d6d..3c700a5e 100644
--- a/Assets/XCharts/Runtime/PieChart.cs
+++ b/Assets/XCharts/Runtime/PieChart.cs
@@ -387,6 +387,7 @@ namespace XCharts
 
         protected void UpdateLabelPostion(Serie serie, SerieData serieData)
         {
+            if (serieData.labelText == null) return;
             var currAngle = serieData.runtimePieHalfAngle;
             var currRad = currAngle * Mathf.Deg2Rad;
             var offsetRadius = serieData.runtimePieOffsetRadius;