class Horde(object):
def __init__(self, factory, spr_group=None, animations=None):
self.__group = Group() if spr_group is None else spr_group
self.__elements = []
self.__animations = animations
self.__factory = factory
def new_member(self, position, animations=None):
animations = animations if animations is not None else self.__animations
element = self.__factory(position, animations)
self.add(element)
return element
@property
def elements(self):
return self.__elements
@property
def sprite_group(self):
return self.__group
def add(self, actor):
self.__elements.append(actor)
self.__group.add(actor)
actor.horde = self
def left(self, actor):
try:
actor_idx = self.__elements.index(actor)
del(self.__elements[actor_idx])
except ValueError:
pass
finally:
if self.__group.has(actor):
self.__group.remove(actor)
actor.horde = Alone(self.__factory)
def notify_state_changed(self, new_state, actor=None):
'''actor: Actor() who change the state'''
pass
def handle_event(self, event):
pass
def draw(self, layer):
self.__group.draw(layer)
def update(self):
self.__group.update()
def __init__(self, factory, spr_group=None, animations=None):
self.__group = Group() if spr_group is None else spr_group
self.__elements = []
self.__animations = animations
self.__factory = factory