Add support for node accent colors

Author: FreshlyBrewedCode

Assets/com.alelievr.NodeGraphProcessor/Editor/Views/BaseNodeView.cs

@@ -155,8 +155,15 @@ void InitializeView()
 				mainContainer.Add(debugContainer);
 
 			title = (string.IsNullOrEmpty(nodeTarget.name)) ? nodeTarget.GetType().Name : nodeTarget.name;
+			
+			// Apply node accent color
+			if (nodeTarget.color.a > 0)
+			{
+				titleContainer.style.borderBottomColor = new StyleColor(nodeTarget.color);
+				titleContainer.style.borderBottomWidth = new StyleFloat(5f);
+			}
 
-            initializing = true;
+			initializing = true;
 
             SetPosition(nodeTarget.position);
 

Assets/com.alelievr.NodeGraphProcessor/Runtime/Elements/BaseNode.cs

@@ -19,7 +19,12 @@ public abstract class BaseNode
 		/// </summary>
 		/// <returns></returns>
 		public virtual string       name => GetType().Name;
-
+		
+		/// <summary>
+		/// The accent color of the node
+		/// </summary>
+		public virtual Color color => Color.clear;
+		
 		/// <summary>
 		/// Set a custom uss file for the node. We use a Resources.Load to get the stylesheet so be sure to put the correct resources path
 		/// https://docs.unity3d.com/ScriptReference/Resources.Load.html