nicegui/website/more_documentation/joystick_documentation.py

from nicegui import ui


def main_demo() -> None:
    ui.joystick(color='blue', size=50,
                on_move=lambda e: coordinates.set_text(f"{e.x:.3f}, {e.y:.3f}"),
                on_end=lambda _: coordinates.set_text('0, 0'))
    coordinates = ui.label('0, 0')