104 lines
3.0 KiB
Python
104 lines
3.0 KiB
Python
"""Support for Blinkt! lights on Raspberry Pi."""
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from __future__ import annotations
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import importlib
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import logging
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import voluptuous as vol
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from homeassistant.components.light import (
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ATTR_BRIGHTNESS,
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ATTR_HS_COLOR,
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PLATFORM_SCHEMA,
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SUPPORT_BRIGHTNESS,
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SUPPORT_COLOR,
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LightEntity,
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)
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from homeassistant.const import CONF_NAME
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from homeassistant.core import HomeAssistant
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import homeassistant.helpers.config_validation as cv
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from homeassistant.helpers.entity_platform import AddEntitiesCallback
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from homeassistant.helpers.typing import ConfigType, DiscoveryInfoType
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import homeassistant.util.color as color_util
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SUPPORT_BLINKT = SUPPORT_BRIGHTNESS | SUPPORT_COLOR
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DEFAULT_NAME = "blinkt"
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PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend(
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{vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string}
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)
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_LOGGER = logging.getLogger(__name__)
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def setup_platform(
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hass: HomeAssistant,
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config: ConfigType,
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add_entities: AddEntitiesCallback,
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discovery_info: DiscoveryInfoType | None = None,
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) -> None:
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"""Set up the Blinkt Light platform."""
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_LOGGER.warning(
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"The Blinkt! integration is deprecated and will be removed "
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"in Home Assistant Core 2022.4; this integration is removed under "
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"Architectural Decision Record 0019, more information can be found here: "
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"https://github.com/home-assistant/architecture/blob/master/adr/0019-GPIO.md"
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)
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blinkt = importlib.import_module("blinkt")
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# ensure that the lights are off when exiting
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blinkt.set_clear_on_exit()
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name = config[CONF_NAME]
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add_entities(
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[BlinktLight(blinkt, name, index) for index in range(blinkt.NUM_PIXELS)]
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)
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class BlinktLight(LightEntity):
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"""Representation of a Blinkt! Light."""
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_attr_supported_features = SUPPORT_BLINKT
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_attr_should_poll = False
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_attr_assumed_state = True
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def __init__(self, blinkt, name, index):
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"""Initialize a Blinkt Light.
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Default brightness and white color.
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"""
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self._blinkt = blinkt
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self._attr_name = f"{name}_{index}"
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self._index = index
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self._attr_is_on = False
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self._attr_brightness = 255
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self._attr_hs_color = [0, 0]
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def turn_on(self, **kwargs):
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"""Instruct the light to turn on and set correct brightness & color."""
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if ATTR_HS_COLOR in kwargs:
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self._attr_hs_color = kwargs[ATTR_HS_COLOR]
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if ATTR_BRIGHTNESS in kwargs:
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self._attr_brightness = kwargs[ATTR_BRIGHTNESS]
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percent_bright = self.brightness / 255
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rgb_color = color_util.color_hs_to_RGB(*self.hs_color)
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self._blinkt.set_pixel(
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self._index, rgb_color[0], rgb_color[1], rgb_color[2], percent_bright
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)
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self._blinkt.show()
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self._attr_is_on = True
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self.schedule_update_ha_state()
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def turn_off(self, **kwargs):
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"""Instruct the light to turn off."""
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self._blinkt.set_pixel(self._index, 0, 0, 0, 0)
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self._blinkt.show()
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self._attr_is_on = False
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self.schedule_update_ha_state()
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