import utime

from trezor import ui
from trezor import loop
from trezor import layout
from trezor import utils

def layout_homescreen():
    print("Homescreen layout!")

    # from apps import playground
    # loop.call_at(utime.ticks_us() + 5 * 1000000, layout.change(playground.layout_tap_to_confirm('1BitkeyP2nDd5oa64x7AjvBbbwST54W5Zmx2', 110.126967, 'BTC')))

    ui.display.bar(0, 0, 240, 240, ui.WHITE)

    f = open('apps/homescreen/trezor.toig', 'r')

    def func(foreground):
        f.seek(0)
        ui.display.icon(0, 0, f.read(), foreground, ui.BLACK)

    yield from ui.animate_pulse(func, ui.WHITE, ui.GREY, speed=400000)