Function page

tests/test_joystick.py:11–15

()

    @ui.page('/')
    def page():
        nonlocal j
        j = ui.joystick(on_move=lambda e: coordinates.set_text(f'move {e.x:.3f}, {e.y:.3f}'),
                        on_end=lambda _: coordinates.set_text('end 0, 0'))
        coordinates = ui.label('start 0, 0')

    screen.open('/')
    joystick = screen.find_element(j)