Add mod documentation in seven languages

src/Menu/GameMenu.cs

@@ -22,6 +22,7 @@ namespace Cthangover.Mods.Interface.Menu
         private ISettingsPanel _settingsPanel;
         private ISaveLoadPanel _saveLoadPanel;
         private Button _saveBtn;
+        private Label _title;
         private readonly Dictionary<Button, string> _btnKeys = new();
 
         /// <summary>Wires menu buttons, instantiates the hidden settings and save/load panels from the <see cref="MenuRegistry"/>, and subscribes to language changes.</summary>
@@ -42,6 +43,7 @@ namespace Cthangover.Mods.Interface.Menu
             _btnKeys[GetNode<Button>("Panel/Margin/VBox/SettingsBtn")] = "menu/settings";
             _btnKeys[GetNode<Button>("Panel/Margin/VBox/MainMenuBtn")] = "menu/main_menu";
             _btnKeys[GetNode<Button>("Panel/Margin/VBox/ExitBtn")] = "menu/exit";
+            _title = GetNode<Label>("Panel/Margin/VBox/Title");
 
             AttachPanel(MenuRegistry.OpenPanel("settings"));
             AttachPanel(MenuRegistry.OpenPanel("save_load"));
@@ -92,6 +94,7 @@ namespace Cthangover.Mods.Interface.Menu
         {
             foreach (var kv in _btnKeys)
                 kv.Key.Text = TranslationServer.Translate(kv.Value);
+            _title.Text = TranslationServer.Translate("menu/title");
         }
 
         private void OnReturnClick()

src/View/ViewBox.cs

@@ -99,15 +99,30 @@ namespace Cthangover.Mods.Interface.View
 		{
 			var result = layerName?.ToLowerInvariant() switch
 			{
-				"background" => InteractiveLayerBackground ??= CreateLayerDirect("InteractiveLayer_Background", 1),
-				"foreground" => InteractiveLayerForeground ??= CreateLayerDirect("InteractiveLayer_Foreground", 3),
+				"background" => InteractiveLayerBackground ??= CreateSceneLayer("InteractiveLayer_Background"),
+				"foreground" => InteractiveLayerForeground ??= CreateSceneLayer("InteractiveLayer_Foreground"),
 				"ui" => InteractiveLayerUI ??= CreateLayerDirect("InteractiveLayer_UI", 5),
-				_ => InteractiveLayerForeground ??= CreateLayerDirect("InteractiveLayer_Foreground", 3)
+				_ => InteractiveLayerForeground ??= CreateSceneLayer("InteractiveLayer_Foreground")
 			};
 
 			return result;
 		}
 
+		/// <summary>
+		/// Creates a layer that belongs to the picture itself. It keeps the default
+		/// z index and is ordered by its place among the ViewBox children instead: a
+		/// z index is global to the canvas, so it lifted scene objects over the dialog
+		/// box, the toolbar and the open panels that follow the ViewBox in the tree.
+		/// The background layer stays below the foreground one whichever comes first.
+		/// </summary>
+		private Control CreateSceneLayer(string name)
+		{
+			var layer = CreateLayerDirect(name, 0);
+			if (InteractiveLayerForeground != null)
+				MoveChild(layer, InteractiveLayerForeground.GetIndex());
+			return layer;
+		}
+
 		private Control CreateLayerDirect(string name, int zIndex)
 		{
 			var layer = new Control