core/homeassistant/components/rfxtrx/light.py

81 lines
2.5 KiB
Python

"""Support for RFXtrx lights."""
import logging
import voluptuous as vol
from homeassistant.components import rfxtrx
from homeassistant.components.light import (
ATTR_BRIGHTNESS, SUPPORT_BRIGHTNESS, Light, PLATFORM_SCHEMA)
from homeassistant.const import CONF_NAME
from homeassistant.components.rfxtrx import (
CONF_AUTOMATIC_ADD, CONF_FIRE_EVENT, DEFAULT_SIGNAL_REPETITIONS,
CONF_SIGNAL_REPETITIONS, CONF_DEVICES)
from homeassistant.helpers import config_validation as cv
DEPENDENCIES = ['rfxtrx']
_LOGGER = logging.getLogger(__name__)
PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
vol.Optional(CONF_DEVICES, default={}): {
cv.string: vol.Schema({
vol.Required(CONF_NAME): cv.string,
vol.Optional(CONF_FIRE_EVENT, default=False): cv.boolean
})
},
vol.Optional(CONF_AUTOMATIC_ADD, default=False): cv.boolean,
vol.Optional(CONF_SIGNAL_REPETITIONS, default=DEFAULT_SIGNAL_REPETITIONS):
vol.Coerce(int),
})
SUPPORT_RFXTRX = SUPPORT_BRIGHTNESS
def setup_platform(hass, config, add_entities, discovery_info=None):
"""Set up the RFXtrx platform."""
import RFXtrx as rfxtrxmod
lights = rfxtrx.get_devices_from_config(config, RfxtrxLight)
add_entities(lights)
def light_update(event):
"""Handle light updates from the RFXtrx gateway."""
if not isinstance(event.device, rfxtrxmod.LightingDevice) or \
not event.device.known_to_be_dimmable:
return
new_device = rfxtrx.get_new_device(event, config, RfxtrxLight)
if new_device:
add_entities([new_device])
rfxtrx.apply_received_command(event)
# Subscribe to main RFXtrx events
if light_update not in rfxtrx.RECEIVED_EVT_SUBSCRIBERS:
rfxtrx.RECEIVED_EVT_SUBSCRIBERS.append(light_update)
class RfxtrxLight(rfxtrx.RfxtrxDevice, Light):
"""Representation of a RFXtrx light."""
@property
def brightness(self):
"""Return the brightness of this light between 0..255."""
return self._brightness
@property
def supported_features(self):
"""Flag supported features."""
return SUPPORT_RFXTRX
def turn_on(self, **kwargs):
"""Turn the light on."""
brightness = kwargs.get(ATTR_BRIGHTNESS)
if brightness is None:
self._brightness = 255
self._send_command('turn_on')
else:
self._brightness = brightness
_brightness = (brightness * 100 // 255)
self._send_command('dim', _brightness)