feature:Add a comment block for nodes

TNode/Samples/New HelloGraph.asset

@@ -32,9 +32,10 @@ MonoBehaviour:
   blackboardData:
     id: 3
   sceneReference: 
-  editorModels: []
+  editorModels:
+  - id: 4
   graphViewModel:
-    id: 4
+    id: 5
   references:
     version: 1
     00000000:
@@ -53,33 +54,33 @@ MonoBehaviour:
         blackDragData: V3S.0
         isListElement: 1
     00000001:
-      type: {class: AddNode, ns: Samples, asm: Assembly-CSharp}
+      type: {class: BlackboardDragNodeData, ns: TNodeCore.Runtime.Models, asm: NewAssembly}
       data:
         positionInView:
           serializedVersion: 2
-          x: 454
+          x: 225
-          y: 280
+          y: 382
           width: 0
           height: 0
-        id: 3e72627f-af97-4056-b89c-04d4f2f127f5
+        id: 1a4fd419-5584-4d43-a8c3-bebcad63a337
-        nodeName: AddNode
+        nodeName: 
         entryPoint: 0
         isTest: 0
+        blackDragData: V2S.0
+        isListElement: 1
     00000002:
-      type: {class: BlackboardDragNodeData, ns: TNodeCore.Runtime.Models, asm: NewAssembly}
+      type: {class: AddNode, ns: Samples, asm: Assembly-CSharp}
       data:
         positionInView:
           serializedVersion: 2
-          x: 225
+          x: 488
-          y: 382
+          y: 280
           width: 0
           height: 0
-        id: 1a4fd419-5584-4d43-a8c3-bebcad63a337
+        id: 3e72627f-af97-4056-b89c-04d4f2f127f5
-        nodeName: 
+        nodeName: AddNode
         entryPoint: 0
         isTest: 0
-        blackDragData: V2S.0
-        isListElement: 1
     00000003:
       type: {class: HelloBlackboard, ns: TNode.Samples, asm: Assembly-CSharp}
       data:
@@ -89,6 +90,7 @@ MonoBehaviour:
           y: 0
           width: 0
           height: 0
+        id: 
         HelloString: 
         HelloGameObject: {fileID: 0}
         V3S:
@@ -96,6 +98,17 @@ MonoBehaviour:
         V2S:
         - {x: 0, y: 0}
     00000004:
+      type: {class: Comment, ns: TNode.TNodeCore.Editor.Models, asm: NewAssembly}
+      data:
+        positionInView:
+          serializedVersion: 2
+          x: 0
+          y: 0
+          width: 0
+          height: 0
+        id: 
+        CommentText: 
+    00000005:
       type: {class: GraphViewModel, ns: TNode.TNodeCore.Editor.Models, asm: NewAssembly}
       data:
         positionInView:
@@ -104,6 +117,7 @@ MonoBehaviour:
           y: 0
           width: 0
           height: 0
-        persistScale: 0.57175326
+        id: 
-        persistOffset: {x: 343, y: 15}
+        persistScale: 1
+        persistOffset: {x: 114, y: -155}
         isBlackboardOn: 1

TNode/TNodeCore/Runtime/Models/NodeData.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections;
+using System.Collections.Generic;
 using TNodeCore.Runtime.Attributes;
 using UnityEngine;
 
@@ -39,4 +40,6 @@ namespace TNodeCore.Runtime.Models{
 
         
     }
+
+
 }

TNode/TNodeGraphViewImpl/Editor/NodeGraphView/DataGraphView.cs

@@ -4,6 +4,7 @@ using System.Linq;
 using System.Reflection;
 using System.Threading.Tasks;
 using TNode.TNodeCore.Editor.Blackboard;
+using TNode.TNodeCore.Editor.CommentView;
 using TNode.TNodeCore.Editor.EditorPersistence;
 using TNode.TNodeCore.Editor.Models;
 using TNode.TNodeGraphViewImpl.Editor.Cache;
@@ -23,6 +24,7 @@ using TNodeCore.Runtime.RuntimeCache;
 
 using UnityEditor;
 using UnityEditor.Experimental.GraphView;
+using UnityEditor.UIElements;
 using UnityEngine;
 using UnityEngine.UIElements;
 using BlackboardField = TNode.TNodeGraphViewImpl.Editor.GraphBlackboard.BlackboardField;
@@ -43,6 +45,8 @@ namespace TNode.TNodeGraphViewImpl.Editor.NodeGraphView{
         private IBlackboardView _blackboard;
         private bool _loaded;
         private GraphViewModel _graphViewModel;
+        private List<Comment> _comments;
+
         public T Data{
             get{ return _data; }
             set{
@@ -224,7 +228,16 @@ namespace TNode.TNodeGraphViewImpl.Editor.NodeGraphView{
         }
 
         private void BuildCommentForSelected(){
-            throw new NotImplementedException();
+            var selection  = this.selection.OfType<IBaseNodeView>().ToList();
+            foreach (var baseNodeView in selection){
+                var comment = new CommentView();
+                comment.Bind(new Comment(){
+                    
+                });
+                ((GraphElement)baseNodeView).Add(comment);
+                comment.Data.CommentedModel = baseNodeView.GetNodeData();
+                this._data.EditorModels.Add(comment.Data);
+            }
         }
 
         private void DeleteSelected(){
@@ -440,6 +453,16 @@ namespace TNode.TNodeGraphViewImpl.Editor.NodeGraphView{
                 res.PlacematModel = placemat;
 
             }
+
+            var comments = _data.EditorModels.OfType<Comment>();
+            foreach (var comment in comments){
+                var res = new CommentView();
+                res.Bind(comment);
+                var node = _nodeDict[comment.CommentedModel.id];
+                if (node != null){
+                    node.Add(res);
+                }
+            }
             _nodeDict.Clear();
         }
 
@@ -564,12 +587,21 @@ namespace TNode.TNodeGraphViewImpl.Editor.NodeGraphView{
 
         private void SaveEditorModels(){
             var placemats = placematContainer.Placemats.ToList();
+            var comments = this.Query<CommentView>().ToList();
             Debug.Log(placemats.Count);
             foreach (var placemat in placemats){
                 if (placemat is PlacematView placematView){
                     _data.EditorModels.Add(placematView.PlacematModel);
                 }
             }
+            foreach (var commentView in comments){
+                _data.EditorModels.Add(commentView.Data);
+            }
+        }
+
+        public List<Comment> Comments{
+            get => _comments;
+            set => _comments = value;
         }
 
         private void SaveBlackboard(){
@@ -781,6 +813,8 @@ namespace TNode.TNodeGraphViewImpl.Editor.NodeGraphView{
     }
 
 
+
+
     public class DataChangedEventArgs<T>{
         public DataChangedEventArgs(T data){
             NewData = data;