def show_message(self, msg, callback=None):
w, h = director.get_window_size()
self.msg = cocos.text.Label(msg,
font_size=52,
font_name=consts['view']['font_name'],
anchor_y='center',
anchor_x='center',
width=w,
multiline=True,
align="center")
self.msg.position = (w / 2.0, h)
self.add(self.msg)
actions = (
ac.Show() + ac.Accelerate(ac.MoveBy((0, -h / 2.0), duration=0.1)) +
ac.Delay(1) +
ac.Accelerate(ac.MoveBy((0, -h / 2.0), duration=0.1)) +
ac.Hide()
)
if callback:
actions += ac.CallFunc(callback)
self.msg.do(actions)
def shake():
"""Predefined action that performs a slight rotation and then goes back to the original rotation
position.
"""
angle = 5
duration = 0.05
rot = ac.Accelerate(ac.RotateBy(angle, duration), 2)
rot2 = ac.Accelerate(ac.RotateBy(-angle * 2, duration), 2)
return rot + (rot2 + ac.Reverse(rot2)) * 2 + ac.Reverse(rot)