Added darkness!

robotgame/fadeout.py

@@ -54,3 +54,17 @@ class Fadeout(object):
 
     def draw(self, window):
         window.blit(self.img, (0, 0))
+
+class Darkness(Fadeout):
+    def __init__(self, game, darkness):
+        self.__dict__.update(locals())
+        self.set_darkness(darkness)
+
+    def set_darkness(self, darkness):
+        self.darkness = darkness
+        self.img = pygame.Surface(self.game.window.get_size())
+        self.img.set_alpha(int(darkness * 255))
+        self.img.fill((0, 0, 0))
+
+    def update(self, *xs):
+        pass

robotgame/level.py

@@ -27,6 +27,7 @@ A generic level.
 import pygame
 
 import player
+import fadeout
 
 class Level(object):
     def __init__(self, game, graphics_dir, size=(0, 0), paused=False):
@@ -44,6 +45,11 @@ class Level(object):
         self.player = player.Player(self, 0, 0)
         self.objects.append(self.player)
 
+        self.darkness = fadeout.Darkness(self.game, 0)
+
+    def set_darkness(self, darkness):
+        self.darkness.set_darkness(darkness)
+
     def draw_background(self):
         self.background = pygame.Surface(self.size)
         for tile in self.tiles:
@@ -69,3 +75,5 @@ class Level(object):
 
         for obj in sorted(self.objects, key=lambda obj: (obj.y + obj.z)):
             obj.draw(window)
+
+        self.darkness.draw(window)

robotgame/level1.py

@@ -49,6 +49,8 @@ class Level1(level.Level):
 
         self.dimensions = 50, 50
 
+        self.set_darkness(0.5)
+
         for i in range(self.dimensions[0]):
             for j in range(self.dimensions[1]):
                 self.tiles.append(