class User(object):
def __init__(self):
self.rectangle = Rectangle(Vector2D(0,0),Vector2D(1000,1000))
self.lastUpdateEntities = []
def updateEntitiesInViewport(self, entities):
updateEntities = []
for entity in entities:
if self.rectangle.covers(entity.position,entity.length):
updateEntities.append(entity)
for lastEntity in self.lastUpdateEntities:
if not updateEntities.__contains__(lastEntity):
self.deactivateEntity(lastEntity)
for entity in updateEntities:
if not self.lastUpdateEntities.__contains__(entity):
self.activateEntity(entity)
else:
self.updateEntity(entity)
self.lastUpdateEntities = updateEntities
def updateEntity(self, entity):
pass
def deactivateEntity(self,entity):
pass
def activateEntity(self,entity):
pass
def __init__(self):
self.rectangle = Rectangle(Vector2D(0,0),Vector2D(1000,1000))
self.lastUpdateEntities = []