diff --git a/Runtime/Component/Child/MLValue.cs b/Runtime/Component/Child/MLValue.cs
index 4b8dd16a..589127ba 100644
--- a/Runtime/Component/Child/MLValue.cs
+++ b/Runtime/Component/Child/MLValue.cs
@@ -10,20 +10,24 @@ namespace XCharts.Runtime
     [System.Serializable]
     public class MLValue : ChildComponent
     {
+        /// <summary>
+        /// the type of value.
+        /// |数值类型。
+        /// </summary>
         public enum Type
         {
             /// <summary>
-            /// Percent form.
+            /// Percent value form.
             /// |百分比形式。
             /// </summary>
             Percent,
             /// <summary>
-            /// Absolute form.
+            /// Absolute value form.
             /// |绝对值形式。
             /// </summary>
             Absolute,
             /// <summary>
-            /// Extra form.
+            /// Extra value form.
             /// |额外形式。
             /// </summary>
             Extra
@@ -34,18 +38,24 @@ namespace XCharts.Runtime
         public Type type { get { return m_Type; } set { m_Type = value; } }
         public float value { get { return m_Value; } set { m_Value = value; } }
 
-        public MLValue(Type type, float value)
-        {
-            m_Type = type;
-            m_Value = value;
-        }
-
         public MLValue(float value)
         {
             m_Type = Type.Percent;
             m_Value = value;
         }
 
+        public MLValue(Type type, float value)
+        {
+            m_Type = type;
+            m_Value = value;
+        }
+
+        /// <summary>
+        /// Get the value by type.
+        /// |根据类型获取值。
+        /// </summary>
+        /// <param name="total">默认值</param>
+        /// <returns></returns>
         public float GetValue(float total)
         {
             switch (m_Type)
diff --git a/Runtime/Serie/Bar/BarHandler.PolarCoord.cs b/Runtime/Serie/Bar/BarHandler.PolarCoord.cs
index 278196ac..5cb75bc1 100644
--- a/Runtime/Serie/Bar/BarHandler.PolarCoord.cs
+++ b/Runtime/Serie/Bar/BarHandler.PolarCoord.cs
@@ -27,7 +27,7 @@ namespace XCharts.Runtime
                     m_LastCheckContextFlag = needCheck;
                     serie.context.pointerItemDataIndex = -1;
                     serie.context.pointerEnter = false;
-                    serie.interact.SetValue(ref needAnimation1, lineWidth, false);
+                    serie.interact.SetValue(ref needAnimation1, lineWidth);
                     foreach (var serieData in serie.data)
                     {
                         var symbol = SerieHelper.GetSerieSymbol(serie, serieData);
@@ -53,7 +53,7 @@ namespace XCharts.Runtime
             if (m_LegendEnter)
             {
                 serie.context.pointerEnter = true;
-                serie.interact.SetValue(ref needInteract, lineWidth, true, serie.animation.interaction.GetWidth(lineWidth));
+                serie.interact.SetValue(ref needInteract, serie.animation.interaction.GetWidth(lineWidth));
                 for (int i = 0; i < serie.dataCount; i++)
                 {
                     var serieData = serie.data[i];
diff --git a/Runtime/Serie/Heatmap/HeatmapHandler.PolarCoord.cs b/Runtime/Serie/Heatmap/HeatmapHandler.PolarCoord.cs
index f32cfb26..95f6c932 100644
--- a/Runtime/Serie/Heatmap/HeatmapHandler.PolarCoord.cs
+++ b/Runtime/Serie/Heatmap/HeatmapHandler.PolarCoord.cs
@@ -27,7 +27,7 @@ namespace XCharts.Runtime
                     m_LastCheckContextFlag = needCheck;
                     serie.context.pointerItemDataIndex = -1;
                     serie.context.pointerEnter = false;
-                    serie.interact.SetValue(ref needAnimation1, lineWidth, false);
+                    serie.interact.SetValue(ref needAnimation1, lineWidth);
                     foreach (var serieData in serie.data)
                     {
                         var symbol = SerieHelper.GetSerieSymbol(serie, serieData);
@@ -53,7 +53,7 @@ namespace XCharts.Runtime
             if (m_LegendEnter)
             {
                 serie.context.pointerEnter = true;
-                serie.interact.SetValue(ref needInteract, lineWidth, true, serie.animation.interaction.GetWidth(lineWidth));
+                serie.interact.SetValue(ref needInteract, serie.animation.interaction.GetWidth(lineWidth));
                 for (int i = 0; i < serie.dataCount; i++)
                 {
                     var serieData = serie.data[i];
diff --git a/Runtime/Serie/Line/LineHandler.GridCoord.cs b/Runtime/Serie/Line/LineHandler.GridCoord.cs
index e5598134..5694aa3b 100644
--- a/Runtime/Serie/Line/LineHandler.GridCoord.cs
+++ b/Runtime/Serie/Line/LineHandler.GridCoord.cs
@@ -61,7 +61,7 @@ namespace XCharts.Runtime
             if (m_LegendEnter)
             {
                 serie.context.pointerEnter = true;
-                serie.interact.SetValue(ref needInteract, lineWidth, true, serie.animation.interaction.GetWidth(lineWidth));
+                serie.interact.SetValue(ref needInteract, serie.animation.interaction.GetWidth(lineWidth));
                 for (int i = 0; i < serie.dataCount; i++)
                 {
                     var serieData = serie.data[i];
@@ -73,7 +73,7 @@ namespace XCharts.Runtime
             else if (serie.context.isTriggerByAxis)
             {
                 serie.context.pointerEnter = false;
-                serie.interact.SetValue(ref needInteract, lineWidth, true, serie.animation.interaction.GetWidth(lineWidth));
+                serie.interact.SetValue(ref needInteract, serie.animation.interaction.GetWidth(lineWidth));
                 for (int i = 0; i < serie.dataCount; i++)
                 {
                     var serieData = serie.data[i];
@@ -116,7 +116,7 @@ namespace XCharts.Runtime
                     needInteract = true;
                 }
                 if (serie.context.pointerItemDataIndex >= 0)
-                    serie.interact.SetValue(ref needInteract, lineWidth, true, serie.animation.interaction.GetWidth(lineWidth));
+                    serie.interact.SetValue(ref needInteract, serie.animation.interaction.GetWidth(lineWidth));
                 else
                     serie.interact.SetValue(ref needInteract, lineWidth);
             }
diff --git a/Runtime/Serie/Line/LineHandler.PolarCoord.cs b/Runtime/Serie/Line/LineHandler.PolarCoord.cs
index d66c1b0b..e6e8b9cd 100644
--- a/Runtime/Serie/Line/LineHandler.PolarCoord.cs
+++ b/Runtime/Serie/Line/LineHandler.PolarCoord.cs
@@ -27,7 +27,7 @@ namespace XCharts.Runtime
                     m_LastCheckContextFlag = needCheck;
                     serie.context.pointerItemDataIndex = -1;
                     serie.context.pointerEnter = false;
-                    serie.interact.SetValue(ref needAnimation1, lineWidth, false);
+                    serie.interact.SetValue(ref needAnimation1, lineWidth);
                     foreach (var serieData in serie.data)
                     {
                         var symbol = SerieHelper.GetSerieSymbol(serie, serieData);
@@ -53,7 +53,7 @@ namespace XCharts.Runtime
             if (m_LegendEnter)
             {
                 serie.context.pointerEnter = true;
-                serie.interact.SetValue(ref needInteract, lineWidth, true, serie.animation.interaction.GetWidth(lineWidth));
+                serie.interact.SetValue(ref needInteract, serie.animation.interaction.GetWidth(lineWidth));
                 for (int i = 0; i < serie.dataCount; i++)
                 {
                     var serieData = serie.data[i];
diff --git a/Runtime/Serie/Line/SimplifiedLineHandler.cs b/Runtime/Serie/Line/SimplifiedLineHandler.cs
index 9e9ee788..4abe6af9 100644
--- a/Runtime/Serie/Line/SimplifiedLineHandler.cs
+++ b/Runtime/Serie/Line/SimplifiedLineHandler.cs
@@ -46,7 +46,7 @@ namespace XCharts.Runtime
                     m_LastCheckContextFlag = needCheck;
                     serie.context.pointerItemDataIndex = -1;
                     serie.context.pointerEnter = false;
-                    serie.interact.SetValue(ref needAnimation1, lineWidth, false);
+                    serie.interact.SetValue(ref needAnimation1, lineWidth);
                     foreach (var serieData in serie.data)
                     {
                         var symbol = SerieHelper.GetSerieSymbol(serie, serieData);
@@ -72,7 +72,7 @@ namespace XCharts.Runtime
             if (m_LegendEnter)
             {
                 serie.context.pointerEnter = true;
-                serie.interact.SetValue(ref needInteract, lineWidth, true, serie.animation.interaction.GetWidth(lineWidth));
+                serie.interact.SetValue(ref needInteract, serie.animation.interaction.GetWidth(lineWidth));
                 for (int i = 0; i < serie.dataCount; i++)
                 {
                     var serieData = serie.data[i];
@@ -84,7 +84,7 @@ namespace XCharts.Runtime
             else if (serie.context.isTriggerByAxis)
             {
                 serie.context.pointerEnter = true;
-                serie.interact.SetValue(ref needInteract, lineWidth, true, serie.animation.interaction.GetWidth(lineWidth));
+                serie.interact.SetValue(ref needInteract, serie.animation.interaction.GetWidth(lineWidth));
                 for (int i = 0; i < serie.dataCount; i++)
                 {
                     var serieData = serie.data[i];
@@ -119,7 +119,7 @@ namespace XCharts.Runtime
                     {
                         serie.context.pointerEnter = true;
                         serie.context.pointerItemDataIndex = serieData.index;
-                        serie.interact.SetValue(ref needInteract, lineWidth, true);
+                        serie.interact.SetValue(ref needInteract, serie.animation.interaction.GetWidth(lineWidth));
                     }
                 }
                 if (lastIndex != serie.context.pointerItemDataIndex)
diff --git a/Runtime/Serie/Radar/RadarHandler.cs b/Runtime/Serie/Radar/RadarHandler.cs
index 4710a1e0..6f32edfb 100644
--- a/Runtime/Serie/Radar/RadarHandler.cs
+++ b/Runtime/Serie/Radar/RadarHandler.cs
@@ -127,7 +127,7 @@ namespace XCharts.Runtime
                         if (m_LegendEnter)
                         {
                             serieData.context.highlight = true;
-                            serieData.interact.SetValue(ref needInteract, symbolSize, serieData.context.highlight);
+                            serieData.interact.SetValue(ref needInteract, serie.animation.interaction.GetRadius(symbolSize));
                         }
                         else
                         {
@@ -164,7 +164,10 @@ namespace XCharts.Runtime
                                     }
                                 }
                             }
-                            serieData.interact.SetValue(ref needInteract, symbolSize, serieData.context.highlight);
+                            if (serieData.context.highlight)
+                                serieData.interact.SetValue(ref needInteract, serie.animation.interaction.GetRadius(symbolSize));
+                            else
+                                serieData.interact.SetValue(ref needInteract, symbolSize);
                         }
                     }
                     break;