重写了节点的view、viewmodel关系，实现了对画布元素的选取功能，重构了底层依赖，添加了对net .Framework4.6.1以上的Framework类库支持

Library/Api/IDynamicContext.cs

@@ -0,0 +1,13 @@
+using Serein.Library.Utils;
+using System;
+using System.Threading.Tasks;
+
+namespace Serein.Library.Api
+{
+    public interface IDynamicContext
+    {
+        NodeRunCts NodeRunCts { get; set; }
+        ISereinIoc SereinIoc { get; }
+        Task CreateTimingTask(Action action, int time = 100, int count = -1);
+    }
+}

Library/Api/IFlipflopContext.cs

@@ -0,0 +1,10 @@
+using Serein.Library.Enums;
+
+namespace Serein.Library.Api
+{
+    public interface IFlipflopContext
+    {
+        FlowStateType State { get; set; }
+        object Data { get; set; }
+    }
+}

Library/Api/ISereinIoc.cs

@@ -0,0 +1,36 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Serein.Library.Api
+{
+    public interface ISereinIoc
+    {
+        /// <summary>
+        /// 获取或创建类型的实例（不注入依赖项）
+        /// </summary>
+        object GetOrCreateServiceInstance(Type serviceType, params object[] parameters);
+        T CreateServiceInstance<T>(params object[] parameters);
+        ISereinIoc Reset(); // 清空
+        ISereinIoc Register(Type type, params object[] parameters);
+        ISereinIoc Register<T>(params object[] parameters);
+        ISereinIoc Register<TService, TImplementation>(params object[] parameters) where TImplementation : TService;
+        T GetOrInstantiate<T>();
+        object GetOrInstantiate(Type type);
+
+        /// <summary>
+        /// 创建目标类型的对象， 并注入依赖项
+        /// </summary>
+        object Instantiate(Type type, params object[] parameters);
+        ISereinIoc Build();
+        ISereinIoc Run<T>(Action<T> action);
+        ISereinIoc Run<T1, T2>(Action<T1, T2> action);
+        ISereinIoc Run<T1, T2, T3>(Action<T1, T2, T3> action);
+        ISereinIoc Run<T1, T2, T3, T4>(Action<T1, T2, T3, T4> action);
+        ISereinIoc Run<T1, T2, T3, T4, T5>(Action<T1, T2, T3, T4, T5> action);
+        ISereinIoc Run<T1, T2, T3, T4, T5, T6>(Action<T1, T2, T3, T4, T5, T6> action);
+        ISereinIoc Run<T1, T2, T3, T4, T5, T6, T7>(Action<T1, T2, T3, T4, T5, T6, T7> action);
+        ISereinIoc Run<T1, T2, T3, T4, T5, T6, T7, T8>(Action<T1, T2, T3, T4, T5, T6, T7, T8> action);
+    }
+
+}