Update README.md

README.md

@@ -121,13 +121,13 @@ The [NetAF.Imaging](https://github.com/benpollarduk/NetAF.Imaging) extension pac
 
 ![image](https://github.com/user-attachments/assets/68714a47-21c6-4661-ba8f-cd089750f8ed)
 
-This only requires a few simple steps. Here is a simple room that contains a command to look at the view. The *GridVisualBuilderHelper* from [NetAF.Imaging](https://github.com/benpollarduk/NetAF.Imaging) takes care of generating the visual.
+This only requires a few simple steps. Here is a simple room that contains a command to look at the view. The *VisualHelper* from [NetAF.Imaging](https://github.com/benpollarduk/NetAF.Imaging) takes care of generating the visual.
 ```csharp
 return new Room("Hillside", "A wild hillside with a lone tree", commands:
 [
     new CustomCommand(new CommandHelp("Look at view", "Look at the current view."), true, true, (game, args) =>
     {
-        var frame = new GridVisualFrame(GridVisualBuilderHelper.FromImage(imagePath, game.Configuration.DisplaySize, new CellSize(8, 12)));
+        var frame = new GridVisualFrame(VisualHelper.FromImage(imagePath, game.Configuration.DisplaySize, new CellSize(8, 12)));
         game.ChangeMode(new VisualMode(frame));
         return new(ReactionResult.GameModeChanged, string.Empty);
     })