增加PieChart的Animation初始化动画配置支持

Scripts/UI/Internal/Animation.cs

@@ -185,5 +185,13 @@ namespace XCharts
             if (!enable || m_IsEnd) return dest;
             return m_CurrSymbolProgress;
         }
+
+        public float GetCurrDetail(){
+            return m_CurrDetailProgress;
+        }
+
+        public float GetCurrData(){
+            return m_CurrDataProgress;
+        }
     }
 }

Scripts/UI/Internal/SerieData.cs

@@ -55,6 +55,10 @@ namespace XCharts
         public RectTransform labelRect { get; private set; }
         public Image labelImage { get; private set; }
         /// <summary>
+        /// 是否可以显示Label
+        /// </summary>
+        public bool canShowLabel { get; set; }
+        /// <summary>
         /// the maxinum value.
         /// 最大值。
         /// </summary>