more modular menu

menu/common.lua

@@ -0,0 +1,24 @@
+require 'point'
+require 'button'
+
+local buttonTopPos = Point:new( 240, 160 )
+local buttonBotPos = Point:new( 240, 280 )
+local buttonSize = Point:new( 320, 80 )
+local titlePos = Point:new( 240, 80 )
+
+return {
+    buttonTopPos = buttonTopPos,
+    buttonBotPos = buttonBotPos,
+    buttonSize = buttonSize,
+    titlePos = titlePos,
+    exitToMenuButton = Button:new(
+        buttonBotPos,
+        buttonSize,
+        'Return to menu',
+        nil,
+        nil,
+        function()
+            Menu.current_state = MenuStateIndex.start
+        end
+    )
+}