diff --git a/Assets/XCharts/Demo.cs b/Assets/XCharts/Demo.cs
index f003c0c0..a18462ea 100644
--- a/Assets/XCharts/Demo.cs
+++ b/Assets/XCharts/Demo.cs
@@ -4,9 +4,12 @@ using xcharts;
 
 public class Demo : MonoBehaviour
 {
+    public Theme theme = Theme.Dark;
+
     private LineChart lineChart;
     private float time;
     private int count;
+    private Theme checkTheme = Theme.Dark;
 
     void Awake()
     {
@@ -34,5 +37,19 @@ public class Demo : MonoBehaviour
             //lineChart.AddData("line1", "key"+count, Random.Range(24.0f, 60.0f));
             //lineChart.AddData("line2", "key"+count, Random.Range(24.0f, 60.0f));
         }
+        if(checkTheme != theme)
+        {
+            checkTheme = theme;
+            UpdateTheme(theme);
+        }
+    }
+
+    void UpdateTheme(Theme theme)
+    {
+        var charts = transform.Find("xchart").GetComponentsInChildren<BaseChart>();
+        foreach(var chart in charts)
+        {
+            chart.UpdateTheme(theme);
+        }
     }
 }
diff --git a/Assets/XCharts/Scripts/BaseChart.cs b/Assets/XCharts/Scripts/BaseChart.cs
index 4c98cf96..2c1f9373 100644
--- a/Assets/XCharts/Scripts/BaseChart.cs
+++ b/Assets/XCharts/Scripts/BaseChart.cs
@@ -196,6 +196,13 @@ namespace xcharts
             RefreshChart();
         }
 
+        public void UpdateTheme(Theme theme)
+        {
+            this.theme = theme;
+            OnThemeChanged();
+            SetAllDirty();
+        }
+
         protected void HideChild(string match = null)
         {
             for (int i = 0; i < transform.childCount; i++)
diff --git a/Assets/XCharts/Scripts/LineChart.cs b/Assets/XCharts/Scripts/LineChart.cs
index 8281255a..5d65ae43 100644
--- a/Assets/XCharts/Scripts/LineChart.cs
+++ b/Assets/XCharts/Scripts/LineChart.cs
@@ -3,13 +3,6 @@ using UnityEngine.UI;
 
 namespace xcharts
 {
-    [System.Serializable]
-    public enum PointType
-    {
-        square,
-        cicle
-    }
-
     [System.Serializable]
     public class LineInfo
     {
@@ -17,9 +10,7 @@ namespace xcharts
 
         [Header("Point")]
         public bool showPoint = true;
-        public PointType pointType = PointType.square;
-        public float pointWid = 1.0f;
-        public Color pointColor = Color.white;
+        public float pointWid = 2.5f;
 
         [Header("Smooth")]
         public bool smooth = false;
@@ -107,15 +98,15 @@ namespace xcharts
                         SeriesData data = series.dataList[i];
 
                         Vector3 p = new Vector3(startX + i * scaleWid, zeroY + data.value * coordinateHig / max);
-                        switch (lineInfo.pointType)
+                        if(theme == Theme.Dark)
                         {
-                            case PointType.square:
-                                ChartUtils.DrawPolygon(vh, p, lineInfo.pointWid, lineInfo.pointColor);
-                                break;
-                            case PointType.cicle:
-                                ChartUtils.DrawCricle(vh, p, lineInfo.pointWid, lineInfo.pointColor, 
-                                    (int)lineInfo.pointWid * 5);
-                                break;
+                            ChartUtils.DrawCricle(vh, p, lineInfo.pointWid, color, (int)lineInfo.pointWid * 5);
+                        }
+                        else
+                        {
+                            ChartUtils.DrawCricle(vh, p, lineInfo.pointWid, Color.white);
+                            ChartUtils.DrawDoughnut(vh, p, lineInfo.pointWid - lineInfo.tickness,
+                                lineInfo.pointWid, 0, 360, color);
                         }
                     }
                 }
diff --git a/Assets/XCharts/Scripts/RadarChart.cs b/Assets/XCharts/Scripts/RadarChart.cs
index f9db3583..f0cf2701 100644
--- a/Assets/XCharts/Scripts/RadarChart.cs
+++ b/Assets/XCharts/Scripts/RadarChart.cs
@@ -174,6 +174,7 @@ namespace xcharts
                     radarInfo.backgroundColorList.Add(ThemeInfo.GetColor("#e7e7e7"));
                     break;
             }
+            InitIndicator();
         }
 
         private void DrawData(VertexHelper vh)
diff --git a/Assets/XCharts/demo.unity b/Assets/XCharts/demo.unity
index 816a3e1a..f22769ac 100644
--- a/Assets/XCharts/demo.unity
+++ b/Assets/XCharts/demo.unity
@@ -253,7 +253,7 @@ MonoBehaviour:
     m_HorizontalOverflow: 1
     m_VerticalOverflow: 1
     m_LineSpacing: 1
-  m_Text: 56
+  m_Text: 70
 --- !u!222 &12948879
 CanvasRenderer:
   m_ObjectHideFlags: 0
@@ -455,7 +455,7 @@ MonoBehaviour:
   m_Name: 
   m_EditorClassIdentifier: 
   m_Material: {fileID: 0}
-  m_Color: {r: 1, g: 1, b: 1, a: 1}
+  m_Color: {r: 0.93333334, g: 0.93333334, b: 0.93333334, a: 1}
   m_RaycastTarget: 1
   m_OnCullStateChanged:
     m_PersistentCalls:
@@ -1215,7 +1215,7 @@ MonoBehaviour:
     m_HorizontalOverflow: 1
     m_VerticalOverflow: 1
     m_LineSpacing: 1
-  m_Text: 14
+  m_Text: 17
 --- !u!222 &67122460
 CanvasRenderer:
   m_ObjectHideFlags: 0
@@ -1269,7 +1269,7 @@ MonoBehaviour:
   m_Name: 
   m_EditorClassIdentifier: 
   m_Material: {fileID: 0}
-  m_Color: {r: 1, g: 1, b: 1, a: 1}
+  m_Color: {r: 0.93333334, g: 0.93333334, b: 0.93333334, a: 1}
   m_RaycastTarget: 1
   m_OnCullStateChanged:
     m_PersistentCalls:
@@ -1639,7 +1639,7 @@ MonoBehaviour:
   m_Name: 
   m_EditorClassIdentifier: 
   m_Material: {fileID: 0}
-  m_Color: {r: 1, g: 1, b: 1, a: 1}
+  m_Color: {r: 0.93333334, g: 0.93333334, b: 0.93333334, a: 1}
   m_RaycastTarget: 1
   m_OnCullStateChanged:
     m_PersistentCalls:
@@ -1935,7 +1935,7 @@ MonoBehaviour:
   m_Name: 
   m_EditorClassIdentifier: 
   m_Material: {fileID: 0}
-  m_Color: {r: 1, g: 1, b: 1, a: 1}
+  m_Color: {r: 0.93333334, g: 0.93333334, b: 0.93333334, a: 1}
   m_RaycastTarget: 1
   m_OnCullStateChanged:
     m_PersistentCalls:
@@ -2029,7 +2029,7 @@ MonoBehaviour:
     m_HorizontalOverflow: 1
     m_VerticalOverflow: 1
     m_LineSpacing: 1
-  m_Text: 42
+  m_Text: 52
 --- !u!222 &224354018
 CanvasRenderer:
   m_ObjectHideFlags: 0
@@ -2103,7 +2103,7 @@ MonoBehaviour:
     m_HorizontalOverflow: 1
     m_VerticalOverflow: 1
     m_LineSpacing: 1
-  m_Text: 96
+  m_Text: 120
 --- !u!222 &235400235
 CanvasRenderer:
   m_ObjectHideFlags: 0
@@ -2416,7 +2416,7 @@ MonoBehaviour:
   m_Name: 
   m_EditorClassIdentifier: 
   m_Material: {fileID: 0}
-  m_Color: {r: 1, g: 1, b: 1, a: 1}
+  m_Color: {r: 0.93333334, g: 0.93333334, b: 0.93333334, a: 1}
   m_RaycastTarget: 1
   m_OnCullStateChanged:
     m_PersistentCalls:
@@ -3060,7 +3060,7 @@ MonoBehaviour:
     m_HorizontalOverflow: 1
     m_VerticalOverflow: 1
     m_LineSpacing: 1
-  m_Text: 30
+  m_Text: 37
 --- !u!222 &348603706
 CanvasRenderer:
   m_ObjectHideFlags: 0
@@ -4053,7 +4053,7 @@ MonoBehaviour:
   m_Name: 
   m_EditorClassIdentifier: 
   m_Material: {fileID: 0}
-  m_Color: {r: 1, g: 1, b: 1, a: 1}
+  m_Color: {r: 0.93333334, g: 0.93333334, b: 0.93333334, a: 1}
   m_RaycastTarget: 1
   m_OnCullStateChanged:
     m_PersistentCalls:
@@ -4588,7 +4588,7 @@ MonoBehaviour:
     m_HorizontalOverflow: 1
     m_VerticalOverflow: 1
     m_LineSpacing: 1
-  m_Text: 42
+  m_Text: 52
 --- !u!222 &471071886
 CanvasRenderer:
   m_ObjectHideFlags: 0
@@ -4736,7 +4736,7 @@ MonoBehaviour:
     m_HorizontalOverflow: 1
     m_VerticalOverflow: 1
     m_LineSpacing: 1
-  m_Text: 28
+  m_Text: 35
 --- !u!222 &492961304
 CanvasRenderer:
   m_ObjectHideFlags: 0
@@ -5713,7 +5713,7 @@ MonoBehaviour:
     m_HorizontalOverflow: 1
     m_VerticalOverflow: 1
     m_LineSpacing: 1
-  m_Text: 120
+  m_Text: 150
 --- !u!222 &566565926
 CanvasRenderer:
   m_ObjectHideFlags: 0
@@ -5841,7 +5841,7 @@ MonoBehaviour:
   m_Name: 
   m_EditorClassIdentifier: 
   m_Material: {fileID: 0}
-  m_Color: {r: 1, g: 1, b: 1, a: 1}
+  m_Color: {r: 0.93333334, g: 0.93333334, b: 0.93333334, a: 1}
   m_RaycastTarget: 1
   m_OnCullStateChanged:
     m_PersistentCalls:
@@ -6083,7 +6083,7 @@ MonoBehaviour:
     m_HorizontalOverflow: 1
     m_VerticalOverflow: 1
     m_LineSpacing: 1
-  m_Text: 90
+  m_Text: 112
 --- !u!222 &635640133
 CanvasRenderer:
   m_ObjectHideFlags: 0
@@ -6606,7 +6606,7 @@ MonoBehaviour:
   m_Name: 
   m_EditorClassIdentifier: 
   m_Material: {fileID: 0}
-  m_Color: {r: 1, g: 1, b: 1, a: 1}
+  m_Color: {r: 0.93333334, g: 0.93333334, b: 0.93333334, a: 1}
   m_RaycastTarget: 1
   m_OnCullStateChanged:
     m_PersistentCalls:
@@ -7453,7 +7453,7 @@ MonoBehaviour:
   m_Name: 
   m_EditorClassIdentifier: 
   m_Material: {fileID: 0}
-  m_Color: {r: 1, g: 1, b: 1, a: 1}
+  m_Color: {r: 0.93333334, g: 0.93333334, b: 0.93333334, a: 1}
   m_RaycastTarget: 1
   m_OnCullStateChanged:
     m_PersistentCalls:
@@ -7747,9 +7747,7 @@ MonoBehaviour:
   lineInfo:
     tickness: 0.8
     showPoint: 1
-    pointType: 0
-    pointWid: 1
-    pointColor: {r: 1, g: 1, b: 1, a: 1}
+    pointWid: 2.5
     smooth: 0
     smoothStyle: 2
     area: 1
@@ -7827,7 +7825,7 @@ MonoBehaviour:
     m_HorizontalOverflow: 1
     m_VerticalOverflow: 1
     m_LineSpacing: 1
-  m_Text: 32
+  m_Text: 40
 --- !u!222 &841332740
 CanvasRenderer:
   m_ObjectHideFlags: 0
@@ -8104,7 +8102,7 @@ GameObject:
   - component: {fileID: 872320148}
   - component: {fileID: 872320147}
   m_Layer: 5
-  m_Name: radar_chart_cricle (1)
+  m_Name: test_chart
   m_TagString: Untagged
   m_Icon: {fileID: 0}
   m_NavMeshLayer: 0
@@ -8481,7 +8479,7 @@ MonoBehaviour:
   m_Name: 
   m_EditorClassIdentifier: 
   m_Material: {fileID: 0}
-  m_Color: {r: 1, g: 1, b: 1, a: 1}
+  m_Color: {r: 0.93333334, g: 0.93333334, b: 0.93333334, a: 1}
   m_RaycastTarget: 1
   m_OnCullStateChanged:
     m_PersistentCalls:
@@ -8575,7 +8573,7 @@ MonoBehaviour:
     m_HorizontalOverflow: 1
     m_VerticalOverflow: 1
     m_LineSpacing: 1
-  m_Text: 28
+  m_Text: 35
 --- !u!222 &949530643
 CanvasRenderer:
   m_ObjectHideFlags: 0
@@ -9680,7 +9678,7 @@ MonoBehaviour:
     m_HorizontalOverflow: 1
     m_VerticalOverflow: 1
     m_LineSpacing: 1
-  m_Text: 64
+  m_Text: 80
 --- !u!222 &1096778763
 CanvasRenderer:
   m_ObjectHideFlags: 0
@@ -10180,7 +10178,7 @@ MonoBehaviour:
   m_Name: 
   m_EditorClassIdentifier: 
   m_Material: {fileID: 0}
-  m_Color: {r: 1, g: 1, b: 1, a: 1}
+  m_Color: {r: 0.93333334, g: 0.93333334, b: 0.93333334, a: 1}
   m_RaycastTarget: 1
   m_OnCullStateChanged:
     m_PersistentCalls:
@@ -11417,9 +11415,7 @@ MonoBehaviour:
   lineInfo:
     tickness: 0.8
     showPoint: 1
-    pointType: 0
-    pointWid: 1
-    pointColor: {r: 1, g: 1, b: 1, a: 1}
+    pointWid: 2.5
     smooth: 0
     smoothStyle: 2
     area: 0
@@ -11497,7 +11493,7 @@ MonoBehaviour:
     m_HorizontalOverflow: 1
     m_VerticalOverflow: 1
     m_LineSpacing: 1
-  m_Text: 14
+  m_Text: 17
 --- !u!222 &1322231539
 CanvasRenderer:
   m_ObjectHideFlags: 0
@@ -11847,7 +11843,7 @@ MonoBehaviour:
   m_Name: 
   m_EditorClassIdentifier: 
   m_Material: {fileID: 0}
-  m_Color: {r: 1, g: 1, b: 1, a: 1}
+  m_Color: {r: 0.93333334, g: 0.93333334, b: 0.93333334, a: 1}
   m_RaycastTarget: 1
   m_OnCullStateChanged:
     m_PersistentCalls:
@@ -12459,7 +12455,7 @@ MonoBehaviour:
     m_HorizontalOverflow: 1
     m_VerticalOverflow: 1
     m_LineSpacing: 1
-  m_Text: 56
+  m_Text: 70
 --- !u!222 &1423602108
 CanvasRenderer:
   m_ObjectHideFlags: 0
@@ -12735,7 +12731,7 @@ MonoBehaviour:
   m_Name: 
   m_EditorClassIdentifier: 
   m_Material: {fileID: 0}
-  m_Color: {r: 1, g: 1, b: 1, a: 1}
+  m_Color: {r: 0.93333334, g: 0.93333334, b: 0.93333334, a: 1}
   m_RaycastTarget: 1
   m_OnCullStateChanged:
     m_PersistentCalls:
@@ -13142,7 +13138,7 @@ MonoBehaviour:
   m_Name: 
   m_EditorClassIdentifier: 
   m_Material: {fileID: 0}
-  m_Color: {r: 1, g: 1, b: 1, a: 1}
+  m_Color: {r: 0.93333334, g: 0.93333334, b: 0.93333334, a: 1}
   m_RaycastTarget: 1
   m_OnCullStateChanged:
     m_PersistentCalls:
@@ -13325,9 +13321,7 @@ MonoBehaviour:
   lineInfo:
     tickness: 0.8
     showPoint: 1
-    pointType: 0
-    pointWid: 1
-    pointColor: {r: 1, g: 1, b: 1, a: 1}
+    pointWid: 2.5
     smooth: 1
     smoothStyle: 2
     area: 0
@@ -13405,7 +13399,7 @@ MonoBehaviour:
     m_HorizontalOverflow: 1
     m_VerticalOverflow: 1
     m_LineSpacing: 1
-  m_Text: 128
+  m_Text: 160
 --- !u!222 &1507933106
 CanvasRenderer:
   m_ObjectHideFlags: 0
@@ -13792,7 +13786,7 @@ MonoBehaviour:
   m_Name: 
   m_EditorClassIdentifier: 
   m_Material: {fileID: 0}
-  m_Color: {r: 1, g: 1, b: 1, a: 1}
+  m_Color: {r: 0.93333334, g: 0.93333334, b: 0.93333334, a: 1}
   m_RaycastTarget: 1
   m_OnCullStateChanged:
     m_PersistentCalls:
@@ -14162,7 +14156,7 @@ MonoBehaviour:
   m_Name: 
   m_EditorClassIdentifier: 
   m_Material: {fileID: 0}
-  m_Color: {r: 1, g: 1, b: 1, a: 1}
+  m_Color: {r: 0.93333334, g: 0.93333334, b: 0.93333334, a: 1}
   m_RaycastTarget: 1
   m_OnCullStateChanged:
     m_PersistentCalls:
@@ -14844,7 +14838,7 @@ MonoBehaviour:
     m_HorizontalOverflow: 1
     m_VerticalOverflow: 1
     m_LineSpacing: 1
-  m_Text: 60
+  m_Text: 75
 --- !u!222 &1675486929
 CanvasRenderer:
   m_ObjectHideFlags: 0
@@ -17007,7 +17001,7 @@ MonoBehaviour:
   m_Name: 
   m_EditorClassIdentifier: 
   m_Material: {fileID: 0}
-  m_Color: {r: 1, g: 1, b: 1, a: 1}
+  m_Color: {r: 0.93333334, g: 0.93333334, b: 0.93333334, a: 1}
   m_RaycastTarget: 1
   m_OnCullStateChanged:
     m_PersistentCalls:
@@ -17083,6 +17077,7 @@ MonoBehaviour:
   m_Script: {fileID: 11500000, guid: e6bd57e81d68cac47a78ccb7a452c8d7, type: 3}
   m_Name: 
   m_EditorClassIdentifier: 
+  theme: 2
 --- !u!222 &2051892029
 CanvasRenderer:
   m_ObjectHideFlags: 0