+ keypad.activate(smart)
+
+ def get_friends(self):
+ return self._friends[:]
+
+ def friend_at(self, x, y):
+ for f in self.friends:
+ if f.game_pos == (x, y):
+ return f
+
+ def remove_friend(self, friend):
+ self.friends.remove(friend)
+
+ def item_at(self, x, y):
+ for i in self.items:
+ if i.game_pos == (x, y):
+ return i
+
+ def remove_item(self, item):
+ self.items.remove(item)
+
+ def is_exit(self, x, y):
+ return self.exit and (x, y) == tuple(self.exit["pos"])
+
+ def get_exit_level(self):
+ return self.exit["next level"]
+
+ def enemy_at(self, x, y):
+ for enemy in self.enemies:
+ if (x, y) == enemy.game_pos:
+ return True
+ return False
+
+ def get_enemy(self, x, y):
+ for enemy in self.enemies:
+ if (x, y) == enemy.game_pos:
+ return enemy
+ return None
+
+ def remove_enemy(self, enemy):
+ self.enemies.remove(enemy)
+ for generator in self.enemy_generators:
+ generator.killed(enemy)
+
+ def add_enemy(self, enemy, x, y):
+ """Add an enemy to an empty floor space near x, y"""
+ added = False
+ while not added:
+ if self.can_walk(x, y, 'floor'):
+ if not self.friend_at(x, y):
+ if not self.enemy_at(x, y):
+ added = True
+ enemy.game_pos = (x, y)
+ self.enemies.append(enemy)
+ added = True
+ x += random.randint(-1, 1)
+ y += random.randint(-1, 1)