+import sys
+
+from .world import World
+from .scenes.base import Engine
+from .scenes.menu import MenuScene
+from .constants import WIDTH, HEIGHT, TITLE
+
+
+engine = Engine(sys.modules[__name__], MenuScene(), World())
+
+
+def update(dt):
+ engine.update(dt)
+
+
+def draw():
+ engine.draw()
+
+
+def on_mouse_down(pos, button):
+ engine.on_mouse_down(pos, button)
+
+
+def on_mouse_up(pos, button):
+ engine.on_mouse_up(pos, button)
+
+
+# NOTE: on_mouse_move is not hooked up because of
+# https://bitbucket.org/lordmauve/pgzero/issues/41/
+# spellchecker-has-wrong-argument-names-for
+
+
+def on_key_down(key, mod, unicode):
+ engine.on_key_down(key, mod, unicode)
+
+
+def on_key_up(key, mod):
+ engine.on_key_up(key, mod)
+
+
+def on_music_end():
+ engine.on_music_end()