使用异步重构了节点执行方法，将触发器节点与其他节点统一。使用Channel代替Tcs更改了信号触发，使其符合异步编程的习惯。增加了节点是否启用勾选框、参数遮罩勾选框，节点右键面板增加中断功能（试验）。增加了选择后被选择的节点的视觉效果。更改平移缩放逻辑，使其更加符合一般的使用习惯。

WorkBench/Tool/Converters/InvertableBooleanToVisibilityConverter.cs

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+using System;
+using System.Collections.Generic;
+using System.Globalization;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Data;
+using System.Windows;
+
+namespace Serein.WorkBench.Tool.Converters
+{
+    [ValueConversion(typeof(bool), typeof(Visibility))]
+    public class InvertableBooleanToVisibilityConverter : IValueConverter
+    {
+        enum Parameters
+        {
+            Normal, Inverted
+        }
+
+        public object Convert(object value, Type targetType,
+                              object parameter, CultureInfo culture)
+        {
+            var boolValue = (bool)value;
+            var direction = (Parameters)Enum.Parse(typeof(Parameters), (string)parameter);
+
+            if (direction == Parameters.Inverted)
+                return !boolValue ? Visibility.Visible : Visibility.Collapsed;
+
+            return boolValue ? Visibility.Visible : Visibility.Collapsed;
+        }
+
+        public object ConvertBack(object value, Type targetType,
+            object parameter, CultureInfo culture)
+        {
+            return null;
+        }
+    }
+}