def background_color(self, color):
"""
Sets the background color of this layer
:param color: Desired background color
"""
self._bg_color = to_color(color)
def _observer(self, change):
if self._refreshing or change.old == change.new:
return
self._logger.debug("LED settings changed: %s", change)
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(LED.Command.SET_LED_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._refresh()
if self.led_type != LEDType.BACKLIGHT:
self._update_prefs()
def validate(self, obj, value):
try:
if value is not None:
value = to_color(value)
except:
self.error(obj, value)
return value
def color_block(*values):
output = Colr('')
for value in values:
col = to_color(value)
output = output.center(9, text=col.html,
fore=ColorUtils.inverse(col).intTuple,
back=col.intTuple)
return str(output)
def get(self, row: int, col: int) -> Color:
"""
Get the color of an individual pixel
:param row: Y coordinate of the pixel
:param col: X coordinate of the pixel
:return: Color of the pixel
"""
return to_color(tuple(self.matrix[row][col]))
def _get_rgb(self) -> list:
with self.device_open():
bits = self._get_led_mode()
if bits.color_count == 0:
return None
value = self.run_with_result(self._cmd_get_rgb[bits.color_count - 1])
if value is None:
return None
it = iter(value)
values = list(iter(zip(it, it, it, it)))
return [to_color(x) for x in values]
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)
