kivy/examples/animation/animate.py

36 lines
942 B
Python

'''
Widget animation
================
This is an example of an animation creation, and how you can apply it to a
widget.
'''
import kivy
kivy.require('1.0.7')
from kivy.animation import Animation
from kivy.app import App
from kivy.uix.button import Button
class TestApp(App):
def animate(self, instance):
# create an animation object.
animation = Animation(pos=(100, 100), t='out_bounce')
animation += Animation(pos=(200, 100), t='out_bounce')
animation &= Animation(size=(500, 500))
animation += Animation(size=(100, 50))
# apply the animation on the button, passed in the "instance" argument
animation.start(instance)
def build(self):
# create a button, and attach animate() method as a on_press handler
button = Button(size_hint=(None, None), text='plop', on_press=self.animate)
return button
if __name__ == '__main__':
TestApp().run()