From 77c817eaeef44416ff09cd53024db9a80f032ba4 Mon Sep 17 00:00:00 2001
From: Simon Cross <hodgestar@gmail.com>
Date: Sun, 11 May 2014 19:03:56 +0200
Subject: [PATCH] Make scenes take the game state.

---
 naja/engine.py       | 6 +++---
 naja/events.py       | 4 ++--
 naja/scenes/scene.py | 3 ++-
 3 files changed, 7 insertions(+), 6 deletions(-)

diff --git a/naja/engine.py b/naja/engine.py
index 32c139f..cbe27ce 100644
--- a/naja/engine.py
+++ b/naja/engine.py
@@ -20,16 +20,16 @@ class Engine(object):
                     self.quit_game()
                     return
                 elif SceneChangeEvent.matches(ev):
-                    self.change_scene(ev.scene)
+                    self.change_scene(ev.scene_cls)
                 else:
                     self._scene.handle_event(ev)
             self._scene.render(self._surface)
             pygame.display.flip()
             clock.tick(FPS)
 
-    def change_scene(self, scene):
+    def change_scene(self, scene_cls):
         self._scene.exit()
-        self._scene = scene
+        self._scene = scene_cls(self._state)
         self._scene.enter()
 
     def quit_game(self):
diff --git a/naja/events.py b/naja/events.py
index 01df79c..4d3fb07 100644
--- a/naja/events.py
+++ b/naja/events.py
@@ -25,8 +25,8 @@ class SceneChangeEvent(NajaEvent):
     TYPE = "SCENE_CHANGE"
 
     @classmethod
-    def post(cls, scene):
-        super(SceneChangeEvent, cls).post(scene=scene)
+    def post(cls, scene_cls):
+        super(SceneChangeEvent, cls).post(scene_cls=scene_cls)
 
 
 class QuitGameEvent(NajaEvent):
diff --git a/naja/scenes/scene.py b/naja/scenes/scene.py
index f0acf21..ce0b684 100644
--- a/naja/scenes/scene.py
+++ b/naja/scenes/scene.py
@@ -9,7 +9,8 @@ class Scene(object):
 
     E.g. Splash screen, game board, credits, win, lose.
     """
-    def __init__(self):
+    def __init__(self, state):
+        self.state = state
         self.widgets = []
 
     def enter(self):
-- 
2.34.1