def _set_rgb(self, *colors, brightness: float = None) -> bool:
if colors is None or len(colors) == 0:
self.logger.error('RGB group out of range')
return False
# only allow what the hardware permits
colors = colors[0:len(self._cmd_set_rgb)]
with self.device_open():
if brightness is None:
brightness = self._get_brightness()
if brightness == 0.0:
brightness = 80.0
brightness = scale_brightness(brightness)
args = []
for color in colors:
args.append(to_color(color))
args.append(brightness)
return self.run_command(self._cmd_set_rgb[len(colors) - 1], *args)
def _set_brightness(self, brightness: float) -> bool:
"""
Set the brightness level
"""
with self.device_open():
bits = self._get_led_mode()
if bits.color_count == 0:
return False
value = self.run_with_result(self._cmd_get_rgb[bits.color_count -
1])
if value is None:
return False
level = scale_brightness(brightness)
data = bytearray(value)
for num in range(0, bits.color_count):
data[(num * 4) + 3] = level
return self.run_command(self._cmd_set_rgb[bits.color_count - 1],
data)
def _observer(self, change):
if self._refreshing or change.old == change.new:
return
if change.name == 'color':
self._set(LED.Command.SET_LED_COLOR, to_color(change.new))
elif change.name == 'mode':
self._set(LED.Command.SET_LED_MODE, change.new)
elif change.name == 'brightness':
self._set_brightness(scale_brightness(change.new))
if change.old == 0 and change.new > 0:
self._set(LED.Command.SET_LED_STATE, 1)
elif change.old > 0 and change.new == 0:
self._set(LED.Command.SET_LED_STATE, 0)
else:
raise ValueError("Unknown LED property: %s" % change.new)
if not self._restoring:
self._dirty = True
if self.led_type != LEDType.BACKLIGHT:
self._update_prefs()
def _get_brightness(self) -> float:
value = self.run_with_result(UChromaLaptop.Command.GET_BRIGHTNESS)
if value is None:
return 0.0
return scale_brightness(int(value[1]), True)
def _set_brightness(self, level: float):
return self.run_command(UChromaLaptop.Command.SET_BRIGHTNESS, 0x01,
scale_brightness(level))
def dock_brightness(self, brightness: float) -> bool:
return self.run_command(
UChromaWirelessMouse.Command.SET_DOCK_BRIGHTNESS,
scale_brightness(brightness))
def dock_brightness(self) -> float:
value = self.run_with_result(
UChromaWirelessMouse.Command.GET_DOCK_BRIGHTNESS)
if value is None:
return 0.0
return scale_brightness(int(value[0]), True)
