Make chess puzzle level (Kasparov to F3) winnable.

[naja.git] / naja / engine.py

diff --git a/naja/engine.py b/naja/engine.py
index 2278fa0e234de3f34aa505f7c206c267eeccbb30..2642feb3481de6407b63ebb02cd58b0a3691afd2 100644 (file)
--- a/naja/engine.py
+++ b/naja/engine.py
@@ -1,27 +1,41 @@
 import pygame
 import pygame.locals as pgl
 
-from naja.events import SceneChangeEvent
+from naja.constants import FPS
+from naja.events import SceneChangeEvent, QuitGameEvent, LoadGameEvent
+from naja.sound import sound
 
 
 class Engine(object):
-    def __init__(self, surface, scene):
+    def __init__(self, surface, scene, state):
         self._surface = surface
         self._scene = scene
+        self._state = state
 
     def run(self):
+        clock = pygame.time.Clock()
         while True:
+            self._surface.fill((0, 0, 0))
             for ev in pygame.event.get():
-                if ev.type == pgl.QUIT:
+                if ev.type == pgl.QUIT or QuitGameEvent.matches(ev):
+                    self.quit_game()
                     return
                 elif SceneChangeEvent.matches(ev):
-                    self.change_scene(ev.scene)
+                    self.change_scene(ev.scene_cls)
+                elif LoadGameEvent.matches(ev):
+                    self._state = ev.state
                 else:
-                    self._scene.handle_event()
-            # TODO: work
+                    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):
+        self._scene.exit()
+        sound.play_sound('shutdown.ogg', foreground=True)
+        self._scene = None