diff --git a/Scripts/UI/API/BaseChart_API.cs b/Scripts/UI/API/BaseChart_API.cs
index 3ca8b70c..d009d76e 100644
--- a/Scripts/UI/API/BaseChart_API.cs
+++ b/Scripts/UI/API/BaseChart_API.cs
@@ -448,5 +448,17 @@ namespace XCharts
             m_Series.AnimationReset();
             RefreshChart();
         }
+
+        /// <summary>
+        /// 点击图例按钮
+        /// </summary>
+        /// <param name="legendIndex">图例按钮索引</param>
+        /// <param name="legendName">图例按钮名称</param>
+        /// <param name="show">显示还是隐藏</param>
+        public void ClickLegendButton(int legendIndex, string legendName, bool show)
+        {
+            OnLegendButtonClick(legendIndex, legendName, show);
+            RefreshChart();
+        }
     }
 }
diff --git a/Scripts/UI/API/CoordinateChart_API.cs b/Scripts/UI/API/CoordinateChart_API.cs
index 7592f760..ebc9308b 100644
--- a/Scripts/UI/API/CoordinateChart_API.cs
+++ b/Scripts/UI/API/CoordinateChart_API.cs
@@ -55,6 +55,22 @@ namespace XCharts
         /// 视觉映射组件。
         /// </summary>
         public VisualMap visualMap { get { return m_VisualMap; } }
+        /// <summary>
+        /// X轴（下）
+        /// </summary>
+        public XAxis xAxis0 { get { return m_XAxises[0]; } }
+        /// <summary>
+        /// X轴（上）
+        /// </summary>
+        public XAxis xAxis1 { get { return m_XAxises[1]; } }
+        /// <summary>
+        /// Y轴（左）
+        /// </summary>
+        public YAxis yAxis0 { get { return m_YAxises[0]; } }
+        /// <summary>
+        /// Y轴（右）
+        /// </summary>
+        public YAxis yAxis1 { get { return m_YAxises[1]; } }
 
 
         /// <summary>
@@ -153,6 +169,14 @@ namespace XCharts
             }
             return true;
         }
+
+        /// <summary>
+        /// 在下一帧刷新DataZoom
+        /// </summary>
+        public void RefreshDataZoom()
+        {
+            RefreshDataZoomLabel();
+        }
     }
 }