port from perforce

intromat/NodeNetworkToolkit/NodeTemplate.cs

@@ -0,0 +1,27 @@
+using System;
+using NodeNetwork.ViewModels;
+
+namespace NodeNetwork.Toolkit
+{
+    /// <summary>
+    /// Used in systems that need an example of a type of node as well as a way to create more instances of the same type.
+    /// </summary>
+    public class NodeTemplate
+    {
+        /// <summary>
+        /// Factory function to create a new instance of the same type of node as Instance
+        /// </summary>
+        public Func<NodeViewModel> Factory { get; }
+
+        /// <summary>
+        /// Example instance of the type of node created by Factory
+        /// </summary>
+        public NodeViewModel Instance { get; }
+
+        public NodeTemplate(Func<NodeViewModel> factory)
+        {
+            Factory = factory;
+            Instance = factory();
+        }
+    }
+}