diff --git a/Runtime/Serie/Bar/BarHandler.cs b/Runtime/Serie/Bar/BarHandler.cs
index fabb1576..92b8d54d 100644
--- a/Runtime/Serie/Bar/BarHandler.cs
+++ b/Runtime/Serie/Bar/BarHandler.cs
@@ -103,13 +103,13 @@ namespace XCharts.Runtime
                         serie.context.pointerItemDataIndex = serieData.index;
                         serie.context.pointerEnter = true;
                         serieData.context.highlight = true;
-                        SerieHelper.GetItemColor(out color, out toColor, serie, serieData, chart.theme, SerieState.Emphasis);
                     }
                     else
                     {
                         serieData.context.highlight = false;
-                        SerieHelper.GetItemColor(out color, out toColor, serie, serieData, chart.theme, SerieState.Normal);
                     }
+                    var state = SerieHelper.GetSerieState(serie, serieData, true);
+                    SerieHelper.GetItemColor(out color, out toColor, serie, serieData, chart.theme, state);
                     serieData.interact.SetColor(ref needInteract, color, toColor);
                 }
             }
diff --git a/Runtime/Serie/Line/LineHandler.GridCoord.cs b/Runtime/Serie/Line/LineHandler.GridCoord.cs
index 55938982..a3f5c193 100644
--- a/Runtime/Serie/Line/LineHandler.GridCoord.cs
+++ b/Runtime/Serie/Line/LineHandler.GridCoord.cs
@@ -85,6 +85,7 @@ namespace XCharts.Runtime
                     {
                         serie.context.pointerEnter = true;
                         serie.context.pointerItemDataIndex = i;
+                        needInteract = true;
                     }
                 }
             }
diff --git a/Runtime/Serie/Radar/RadarHandler.cs b/Runtime/Serie/Radar/RadarHandler.cs
index 68918c14..5b7b7fc7 100644
--- a/Runtime/Serie/Radar/RadarHandler.cs
+++ b/Runtime/Serie/Radar/RadarHandler.cs
@@ -155,6 +155,7 @@ namespace XCharts.Runtime
                     }
                     break;
                 case RadarType.Single:
+                    needInteract = false;
                     for (int i = 0; i < serie.data.Count; i++)
                     {
                         var serieData = serie.data[i];
@@ -162,10 +163,14 @@ namespace XCharts.Runtime
                         var size = SerieHelper.GetSysmbolSize(serie, serieData, chart.theme, themeSymbolSize);
                         if (Vector3.Distance(chart.pointerPos, serieData.context.position) < size * 2)
                         {
-                            serie.highlight = true;
                             serie.context.pointerEnter = true;
                             serie.context.pointerItemDataIndex = i;
-                            break;
+                            serieData.context.highlight = true;
+                            needInteract = true;
+                        }
+                        else
+                        {
+                            serieData.context.highlight = false;
                         }
                     }
                     if (!serie.context.pointerEnter && areaStyle != null)
@@ -178,10 +183,10 @@ namespace XCharts.Runtime
                             var p2 = n >= dataPoints.Count - 1 ? dataPoints[0] : dataPoints[n + 1];
                             if (UGLHelper.IsPointInTriangle(p1.context.position, center, p2.context.position, chart.pointerPos))
                             {
-                                serie.highlight = true;
                                 serie.context.pointerEnter = true;
                                 serie.context.pointerItemDataIndex = n;
                                 p1.context.highlight = true;
+                                needInteract = true;
                                 break;
                             }
                         }
diff --git a/Runtime/Serie/SerieHelper.cs b/Runtime/Serie/SerieHelper.cs
index 8ad651bb..696b09af 100644
--- a/Runtime/Serie/SerieHelper.cs
+++ b/Runtime/Serie/SerieHelper.cs
@@ -244,7 +244,7 @@ namespace XCharts.Runtime
 
         public static SerieState GetSerieState(Serie serie)
         {
-            if (serie.highlight || serie.context.pointerEnter) return SerieState.Emphasis;
+            if (serie.highlight) return SerieState.Emphasis;
             return serie.state;
         }
 
diff --git a/Runtime/XUGL/UGL.cs b/Runtime/XUGL/UGL.cs
index 595342f3..a5520086 100644
--- a/Runtime/XUGL/UGL.cs
+++ b/Runtime/XUGL/UGL.cs
@@ -1940,5 +1940,25 @@ namespace XUGL
                 angle += smoothness;
             }
         }
+
+        /// <summary>
+        /// 填充任意多边形（目前只支持凸多边形）
+        /// </summary>
+        /// <param name="vh"></param>
+        /// <param name="points"></param>
+        /// <param name="color"></param>
+        public static void DrawPolygon(VertexHelper vh, List<Vector3> points, Color32 color)
+        {
+            if (points.Count < 3 || UGLHelper.IsClearColor(color)) return;
+            var cv = vh.currentVertCount;
+            foreach (var pos in points)
+            {
+                vh.AddVert(pos, color, Vector2.zero);
+            }
+            for (int i = 2; i < points.Count; i++)
+            {
+                vh.AddTriangle(cv, cv + i - 1, cv + i);
+            }
+        }
     }
 }
\ No newline at end of file