132 lines
4.2 KiB
Python
132 lines
4.2 KiB
Python
"""
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Lights on Zigbee Home Automation networks.
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For more details on this platform, please refer to the documentation
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at https://home-assistant.io/components/light.zha/
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"""
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import asyncio
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import logging
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from homeassistant.components import light, zha
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from homeassistant.util.color import color_RGB_to_xy
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_LOGGER = logging.getLogger(__name__)
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DEPENDENCIES = ['zha']
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@asyncio.coroutine
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def async_setup_platform(hass, config, async_add_devices, discovery_info=None):
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"""Set up Zigbee Home Automation lights."""
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discovery_info = zha.get_discovery_info(hass, discovery_info)
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if discovery_info is None:
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return
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endpoint = discovery_info['endpoint']
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try:
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primaries = yield from endpoint.light_color['num_primaries']
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discovery_info['num_primaries'] = primaries
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except (AttributeError, KeyError):
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pass
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async_add_devices([Light(**discovery_info)])
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class Light(zha.Entity, light.Light):
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"""ZHA or ZLL light."""
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_domain = light.DOMAIN
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def __init__(self, **kwargs):
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"""Initialize ZHA light."""
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super().__init__(**kwargs)
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self._supported_features = 0
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self._color_temp = None
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self._xy_color = None
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self._brightness = None
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import bellows.zigbee.zcl.clusters as zcl_clusters
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if zcl_clusters.general.LevelControl.cluster_id in self._clusters:
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self._supported_features |= light.SUPPORT_BRIGHTNESS
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self._brightness = 0
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if zcl_clusters.lighting.Color.cluster_id in self._clusters:
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# Not sure all color lights necessarily support this directly
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# Should we emulate it?
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self._supported_features |= light.SUPPORT_COLOR_TEMP
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# Silly heuristic, not sure if it works widely
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if kwargs.get('num_primaries', 1) >= 3:
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self._supported_features |= light.SUPPORT_XY_COLOR
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self._supported_features |= light.SUPPORT_RGB_COLOR
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self._xy_color = (1.0, 1.0)
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@property
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def is_on(self) -> bool:
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"""Return True if entity is on."""
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if self._state == 'unknown':
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return False
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return bool(self._state)
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@asyncio.coroutine
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def async_turn_on(self, **kwargs):
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"""Turn the entity on."""
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duration = 5 # tenths of s
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if light.ATTR_COLOR_TEMP in kwargs:
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temperature = kwargs[light.ATTR_COLOR_TEMP]
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yield from self._endpoint.light_color.move_to_color_temp(
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temperature, duration)
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self._color_temp = temperature
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if light.ATTR_XY_COLOR in kwargs:
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self._xy_color = kwargs[light.ATTR_XY_COLOR]
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elif light.ATTR_RGB_COLOR in kwargs:
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xyb = color_RGB_to_xy(
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*(int(val) for val in kwargs[light.ATTR_RGB_COLOR]))
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self._xy_color = (xyb[0], xyb[1])
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self._brightness = xyb[2]
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if light.ATTR_XY_COLOR in kwargs or light.ATTR_RGB_COLOR in kwargs:
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yield from self._endpoint.light_color.move_to_color(
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int(self._xy_color[0] * 65535),
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int(self._xy_color[1] * 65535),
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duration,
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)
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if self._brightness is not None:
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brightness = kwargs.get('brightness', self._brightness or 255)
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self._brightness = brightness
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# Move to level with on/off:
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yield from self._endpoint.level.move_to_level_with_on_off(
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brightness,
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duration
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)
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self._state = 1
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return
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yield from self._endpoint.on_off.on()
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self._state = 1
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@asyncio.coroutine
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def async_turn_off(self, **kwargs):
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"""Turn the entity off."""
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yield from self._endpoint.on_off.off()
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self._state = 0
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@property
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def brightness(self):
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"""Return the brightness of this light between 0..255."""
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return self._brightness
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@property
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def xy_color(self):
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"""Return the XY color value [float, float]."""
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return self._xy_color
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@property
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def color_temp(self):
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"""Return the CT color value in mireds."""
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return self._color_temp
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@property
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def supported_features(self):
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"""Flag supported features."""
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return self._supported_features
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