def __init__(self):
self.__sensor = None
self.__sensor_factory = SensorFactory()
self.__output = None
self.__menu = None
Control.__init__(self)
class Sensor(Control, ISensor):
def __init__(self):
self.__sensor = None
self.__sensor_factory = SensorFactory()
self.__output = None
self.__menu = None
Control.__init__(self)
#
# Loads the given sensor with arguments.
#
def __set_sensor(self, value):
module, args = value
sensor = self.__sensor_factory.create_sensor(module, args)
if sensor:
sensor.add_observer(self.__on_observe_sensor)
else:
raise RuntimeError("Could not load sensor")
self.__sensor = sensor
#
# Sends an action to the sensor.
#
def __set_action(self, value):
callname, path, allargs = value
self.__sensor.send_action(callname, path, allargs)
def __set_config_id(self, value):
self.__sensor.set_config_id(value)
def __set_stop(self, value):
self.__sensor.stop()
def __get_output(self):
return self.__output
def __get_menu(self):
return self.__menu
def __get_configurator(self):
return self.__sensor.get_configurator()
#
# Observer for the sensor.
#
def __on_observe_sensor(self, src, cmd, data):
# propagate the incoming sensor output
if cmd == src.OBS_OUTPUT:
self.__output = data
self._update("output")
elif cmd == src.OBS_CMD_MENU:
self.__menu = data
self._update("menu")
sensor = property(None, __set_sensor, doc="the sensor")
action = property(None, __set_action, doc="the action to perform")
config_id = property(None, __set_config_id, doc="the config ID")
stop = property(None, __set_stop, doc="stops the sensor")
output = property(__get_output, None, doc="the output data of the sensor")
menu = property(__get_menu, None, doc="the menu data of the sensor")
configurator = property(__get_configurator, None, doc="the configurator of the sensor")
