def enter_scene(self, previous_scene):
left1 = KeyFrame(position=self.actor1.position)
left2 = KeyFrame(position=self.actor2.position)
right1 = KeyFrame(position=(430, 70))
right2 = KeyFrame(position=(430, 430))
sequence1 = Sequence()
sequence2 = Sequence()
sequence1.add_keyframes((0, left1), (.5, right1), (1, left1))
sequence2.add_keyframes((0, left2), (.5, right2), (1, left2))
chain = Chain(loop=True)
chain.add_sequences((self.actor1, sequence1), (self.actor2, sequence2))
self.animations.fire(None, chain)
def add_anim_to_light(self, light):
light.animate = AnimationManagerProxy(light)
elapsed = 0.0
seq = Sequence(loop=True)
for _ in range(10):
key = KeyFrame(position=(random.randint(0, self.screen_width),
random.randint(0, self.screen_height)))
seq.add_keyframe(elapsed, key)
elapsed += random.uniform(15.0, 30.0)
light.animate(seq)
def takedmg(sprite):
c = arcade.color
sprite.color = c.RED
seq = Sequence()
seq[0].frame = KeyFrame.from_sprite(sprite, ['center_x'])
seq[.1].frame = KeyFrame(center_x=sprite.center_x + 30)
seq[.2].frame = KeyFrame(center_x=sprite.center_x - 10)
seq[.3].frame = seq[0].frame
seq[.1].callback = delay_set_attribute(sprite, 'color', sprite.skin_color)
return sprite, seq
def powerup(sprite):
flash = SquareSprite()
flash.color = arcade.color.GOLD
flash.position = sprite.position
target = (sprite.center_x, sprite.center_y + 100)
seq = Sequence()
seq[0].frame = KeyFrame.from_sprite(sprite, ['position', 'scale', 'alpha'])
seq[1].frame = KeyFrame(position=target, scale=1.5, alpha=0)
seq[1].callback = flash.kill
arcade.get_window().curtains.current_scene.flash_sprites.append(flash)
return flash, seq
def sequences(self):
if not self._sequences:
for sprite in self.sprites:
seq = Sequence()
seq[0].frame = KeyFrame.from_sprite(
sprite, ['width', 'height', 'position'])
seq[0].frame.alpha = 255
seq[.2].frame = KeyFrame(width=0,
height=0,
position=self.anchor.position,
alpha=0)
self._sequences[sprite] = seq
return self._sequences
def sequence_gen(random: Optional[bool] = False) -> Sequence:
"""Generate a Sequence for the ducky to follow."""
seq = Sequence()
current = 0
for ((x1, y1), (x2, y2)) in zip(POINTS_HINT[:-1], POINTS_HINT[1:]):
p1 = x1 * constants.SCREEN_WIDTH, y1 * constants.SCREEN_HEIGHT
p2 = x2 * constants.SCREEN_WIDTH, y2 * constants.SCREEN_HEIGHT
frames = 1
if random:
frames = randint(1, 5)
seq.add_keyframes((current, KeyFrame(position=p1)),
(current + frames, KeyFrame(position=p2)))
current += frames
return seq
def start_anim(self, parent_scene):
for arc in self.arcs:
arc.start_anim()
alive_duration = random.uniform(10.0, 90.0)
seq = Sequence()
fade_duration = 6.0
seq.add_keyframe(0.0, KeyFrame(alpha=0))
seq.add_keyframe(fade_duration, KeyFrame(alpha=MAX_ALPHA))
seq.add_keyframe(fade_duration + alive_duration,
KeyFrame(alpha=MAX_ALPHA))
seq.add_keyframe(fade_duration + alive_duration + fade_duration,
KeyFrame(alpha=0),
callback=self.coil_done)
self.animate(seq)
def attack(sprite):
x = sprite.center_x
opx = sprite.opponent.center_x
seq = Sequence()
seq[0].frame = KeyFrame.from_sprite(sprite, ['center_x', 'height'])
seq[.2].frame = KeyFrame(center_x=x - 20, height=sprite.height)
seq[.3].frame = KeyFrame(center_x=opx, height=sprite.height - 30)
seq[.31].frame = KeyFrame(center_x=opx, height=sprite.height)
seq[.8].frame = seq[0].frame
seq[.3].callback = sprite.opponent.take_damage
seq[.31].callback = delay_set_attribute(sprite, 'special',
sprite.special + 20)
seq[.8].callback = delay_set_attribute(sprite, 'stamina', 0)
return sprite, seq
def start_anim(self):
if random.random() > 0.85:
return
delay1 = random.uniform(0.5, 30.0)
anim1 = random.uniform(10.0, 20.0)
delay2 = random.uniform(0.5, 30.0)
anim2 = random.uniform(10.0, 20.0)
k1 = KeyFrame(angle=0)
k2 = KeyFrame(angle=random.choice((-90, -180, -270, -360, 90, 180, 270,
360)))
seq = Sequence(loop=True)
# animate to given rotation and then bounce back
seq.add_keyframe(0, k1)
seq.add_keyframe(delay1, k1)
seq.add_keyframe(delay1 + anim1, k2)
seq.add_keyframe(delay1 + anim1 + delay2, k2)
seq.add_keyframe(delay1 + anim1 + delay2 + anim2, k1)
self.animate(seq)
def play(self, *args, **kwargs):
seq = Sequence(loop=self.details.loop)
seq.add_keyframes(*self.details.keyframes.items())
self.obj.animate(seq)
def select_keyframe(self, *args, **kwargs):
self.details.set_current_keyframe(int(
self.keyframes_radio.active.text))
seq = Sequence()
seq.add_keyframe(0, self.details.current_keyframe)
self.obj.animate(seq)
def enter_scene(self, previous_scene):
down = KeyFrame(position=self.actor.position)
up = KeyFrame(position=(430, 430))
sequence = Sequence(loop=True)
sequence.add_keyframes((0, down), (.5, up), (1, down))
self.actor.animate(sequence)