def begin_frame(self):
self.update_packet_speed_label()
self.update_gyro_labels()
self.signal_mag_label.text = 'mag: %gx' % self.renderer.multiplier
self.signal_mag_label.invalidate()
if dev.battery is not None:
self.battery_label.text = 'BATT: %d%%' % (dev.battery * 100)
else:
self.battery_label.text = 'NO DATA'
self.battery_label.invalidate()
# no sense in updating if we are not going to use it
if self.render_cursor and (dev.gyro_x is not None) and (dev.gyro_y is not None):
new_pos_x = max(20, min(800, self.sq_pos[0] + (105 - dev.gyro_x) * 4)) if abs(dev.gyro_x - 105) > 1 else self.sq_pos[0]
new_pos_y = max(20, min(600, self.sq_pos[1] + (dev.gyro_y - 105) * 4)) if abs(dev.gyro_y - 105) > 1 else self.sq_pos[1]
self.sq_pos = new_pos_x, new_pos_y
RootWidget.begin_frame(self)
