Moat has been added to level 1.

robotgame/worldobject.py

@@ -31,7 +31,7 @@ import copy
 class WorldObject(object):
     def __init__(self, level, x, y, z=0, direction=(1, 0), speed=4,
                  tile_x=64, tile_y=48,
-                 movable=False, blocking=True, is_moving=False):
+                 movable=False, blocking=True, is_moving=False, visible=True):
         self.__dict__.update(locals())
 
         self.init_x = self.move_x = self.x = x - (x % self.tile_x)
@@ -41,6 +41,8 @@ class WorldObject(object):
         self.holding = None
         self.holder = None
 
+        self.is_currently_opaque = True
+
         if hasattr(self, 'img'):
             self.img = copy.copy(self.img)
 
@@ -98,6 +100,9 @@ class WorldObject(object):
     def activate(self, setting):
         pass
 
+    def update_alpha(self):
+        pass
+
     def set_alpha(self, value):
         """
         Set the relative translucency of the per-pixel-alpha image.