diff --git a/Runtime/Internal/Data/Graph.cs b/Runtime/Internal/Data/Graph.cs
index a0ff595d..496301a3 100644
--- a/Runtime/Internal/Data/Graph.cs
+++ b/Runtime/Internal/Data/Graph.cs
@@ -402,6 +402,10 @@ namespace XCharts.Runtime
         public double value;
         public Graph hostGraph;
 
+        public List<Vector3> points = new List<Vector3>();
+        public float width;
+        public bool highlight;
+
         public GraphEdge(GraphNode node1, GraphNode node2, double value)
         {
             this.node1 = node1;
diff --git a/Runtime/XUGL/UGL.cs b/Runtime/XUGL/UGL.cs
index 6103c524..a290ef5b 100644
--- a/Runtime/XUGL/UGL.cs
+++ b/Runtime/XUGL/UGL.cs
@@ -1933,7 +1933,7 @@ namespace XUGL
             }
         }
 
-        private static void DrawCurvesInternal(VertexHelper vh, List<Vector3> curvesPosList, float lineWidth,
+        public static void DrawCurvesInternal(VertexHelper vh, List<Vector3> curvesPosList, float lineWidth,
             Color32 lineColor, Direction dire, float currProgress = float.NaN)
         {
             if (curvesPosList.Count > 1)