class enemy_spawner(Entity):
def __init__(self):
Entity.__init__(self)
# DEM TWEENS MAN, DEM TWEENS
self.spawn_tween = NumTween(self.increase_chance)
self.timer_reset = 1
# set up the random sawn chances
self.spawn_chance = [0.005, 0.003, 0.001]
self.enemies = [enemies.one, enemies.two, enemies.three]
self.difficulty = 2
self.increase_chance()
# Increase enemy spawn chance every second. slooooowly adds up.
def increase_chance(self):
for i in range(len(self.spawn_chance)):
self.spawn_chance[i] += 0.00005
self.spawn_tween.tween(0, 1, self.timer_reset)
def update(self):
self.spawn_tween.updateTween()
# Ok, i'm too tired now to bother explaining this beauty. work it out for yourself, damnit.
for i in range(len(self.spawn_chance)):
if random.random() <= self.spawn_chance[i]:
self.world.add(self.enemies[i](self.difficulty))
print "spawning %s - %s with a chance of %s" % (i,self.enemies[i],self.spawn_chance[i],)
class three(enemy):
def __init__(self, diff):
enemy.__init__(self, 10, 10, Image('./assets/e_3.png'))
self.switch_time = self.get_speed(diff)/2
self.switch_tween = NumTween(self.switch)
self.switch_tween.value = self.get_speed(diff)
self.dspeed = self.get_speed(diff)*1.2
self.points = 30
self.switch()
#uses a tween to determine when it should switch directions
def switch(self):
self.switch_tween.tween(self.switch_tween.value, -self.switch_tween.value, self.switch_time)
def move(self):
self.switch_tween.updateTween()
self.distance -= self.dspeed
self.angle += self.switch_tween.value