def __init__(self, viewport):
"""
Constructor.
"""
BaseWorld.__init__(self, viewport)
UIProxyReceiver.__init__(self)
self.charset = GetCharset()
self.repository = images.ImageRepository()
self.avatars = AvatarRepository()
self.avatars.AskNotify(UIProxy(self).UpdateAvatars)
def _UpdateNode(self, node):
"""
Called when the node's characteristics are updated.
"""
item = BaseWorld._UpdateNode(self, node)
# Update node pseudo
if item.label_id:
self.viewport.RemoveDrawable(node.id_, item.label_id)
item.label_id = None
self._CreatePeerLabel(item)
# Create avatar if necessary
if item.avatar_id:
self.viewport.RemoveDrawable(node.id_, item.avatar_id)
item.avatar_id = None
self._CreatePeerAvatar(item)
