def refresh_board(self):
self.board.clear_widgets()
pre_board = self.get_synced_board()
wh = min((330 * Window.width / 520), (330 * Window.height / 600))
for i in range(0, 100):
label = Label(
color=(0, 0, 0, 1), size_hint=(None, None),
size=(wh / 11, wh / 11))
label.curve = self.curve
color = pre_board.get(str(99 - i), self.labels)
set_color(label, color)
if color != self.labels:
label.filled = True
self.board.add_widget(label)
