FlappyBird.py 文件源码

def on_touch_down(self, touch):
        self.jumping = True
        self.bird_image.source = "res/images/flappynormal.png"
        self.velocity_y = self.jump_height / (self.jump_time * 60.0)
        Clock.unschedule(self.stop_jumping)
        Clock.schedule_once(self.switch_to_normal, self.jump_time  / 5.0)