def prepareToMove(self):
self._life = self._life - 1
if self._life <= 0:
self.state = Dead(self)
elif self.target is None:
self.state = Exploration(self)
elif self.target.x == self.x and self.target.y == self.y:
self.state = FoundTarget(self, self.grid, self.x, self.y, self._antPromotion)
else:
foundX, foundY, foundScent = self.findScent(TARGET_PHEROMONE_KIND)
if foundScent == 0:
self.state = Exploration(self)
else:
self.state = FollowingScent(self, foundX, foundY, TARGET_PHEROMONE_KIND)
class AntFemale(AbstractAnt):
def __init__(self, grid, sprite, antPromotion, life=100, randomizer=None):
AbstractAnt.__init__(self, grid, sprite, life=life, randomizer=randomizer)
self.pheromones = []
self.state = None
self.target = None
self._antPromotion = antPromotion
def goToTarget(self, target):
self.target = target
def canFly(self):
return True
@ensure(valid_state="self.state is not None")
def prepareToMove(self):
self._life = self._life - 1
if self._life <= 0:
self.state = Dead(self)
elif self.target is None:
self.state = Exploration(self)
elif self.target.x == self.x and self.target.y == self.y:
self.state = FoundTarget(self, self.grid, self.x, self.y, self._antPromotion)
else:
foundX, foundY, foundScent = self.findScent(TARGET_PHEROMONE_KIND)
if foundScent == 0:
self.state = Exploration(self)
else:
self.state = FollowingScent(self, foundX, foundY, TARGET_PHEROMONE_KIND)
def move(self):
return self.state.move()
def isDead(self):
return self.state.dead