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light.sensehat: plugin to control the 8x8 LED matrix on a Sense hat (#7365)
* light.sensehat: adding plugin to control the 8x8 LED matrix on a Sense Hat * add new .coveragerc entry * light.sensehat: formatting and removing unused import * light.sensehat: add to requirements list * light.sensehat: update docstrings to the linter's specs * light.sensehat: add a bit more docstring
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@ -243,6 +243,7 @@ omit =
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homeassistant/components/light/osramlightify.py
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homeassistant/components/light/osramlightify.py
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homeassistant/components/light/rpi_gpio_pwm.py
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homeassistant/components/light/rpi_gpio_pwm.py
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homeassistant/components/light/piglow.py
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homeassistant/components/light/piglow.py
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homeassistant/components/light/sensehat.py
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homeassistant/components/light/tikteck.py
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homeassistant/components/light/tikteck.py
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homeassistant/components/light/tradfri.py
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homeassistant/components/light/tradfri.py
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homeassistant/components/light/x10.py
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homeassistant/components/light/x10.py
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102
homeassistant/components/light/sensehat.py
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102
homeassistant/components/light/sensehat.py
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@ -0,0 +1,102 @@
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"""
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Support for Sense Hat LEDs.
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For more details about this platform, please refer to the documentation at
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https://home-assistant.io/components/light.sensehat/
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"""
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import logging
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import voluptuous as vol
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import homeassistant.helpers.config_validation as cv
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from homeassistant.components.light import (
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ATTR_BRIGHTNESS, SUPPORT_BRIGHTNESS, ATTR_RGB_COLOR, SUPPORT_RGB_COLOR,
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Light, PLATFORM_SCHEMA)
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from homeassistant.const import CONF_NAME
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REQUIREMENTS = ['sense-hat==2.2.0']
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_LOGGER = logging.getLogger(__name__)
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SUPPORT_SENSEHAT = (SUPPORT_BRIGHTNESS | SUPPORT_RGB_COLOR)
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DEFAULT_NAME = 'sensehat'
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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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def setup_platform(hass, config, add_devices, discovery_info=None):
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"""Set up the Sense Hat Light platform."""
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from sense_hat import SenseHat
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sensehat = SenseHat()
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name = config.get(CONF_NAME)
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add_devices([SenseHatLight(sensehat, name)])
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class SenseHatLight(Light):
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"""Representation of an Sense Hat Light."""
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def __init__(self, sensehat, name):
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"""Initialize an Sense Hat Light.
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Full brightness and white color.
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"""
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self._sensehat = sensehat
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self._name = name
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self._is_on = False
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self._brightness = 255
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self._rgb_color = [255, 255, 255]
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@property
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def name(self):
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"""Return the display name of this light."""
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return self._name
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@property
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def brightness(self):
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"""Read back the brightness of the light.
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Returns integer in the range of 1-255.
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"""
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return self._brightness
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@property
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def rgb_color(self):
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"""Read back the color of the light.
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Returns [r, g, b] list with values in range of 0-255.
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"""
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return self._rgb_color
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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 SUPPORT_SENSEHAT
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@property
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def is_on(self):
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"""Return true if light is on."""
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return self._is_on
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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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self._brightness = kwargs.get(ATTR_BRIGHTNESS, 255)
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percent_bright = (self._brightness / 255)
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if ATTR_RGB_COLOR in kwargs:
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self._rgb_color = kwargs[ATTR_RGB_COLOR]
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self._sensehat.clear(int(self._rgb_color[0] * percent_bright),
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int(self._rgb_color[1] * percent_bright),
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int(self._rgb_color[2] * percent_bright))
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self._is_on = True
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def turn_off(self, **kwargs):
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"""Instruct the light to turn off."""
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self._sensehat.clear()
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self._is_on = False
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@ -723,6 +723,7 @@ scsgate==0.1.0
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# homeassistant.components.notify.sendgrid
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# homeassistant.components.notify.sendgrid
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sendgrid==4.0.0
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sendgrid==4.0.0
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# homeassistant.components.light.sensehat
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# homeassistant.components.sensor.sensehat
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# homeassistant.components.sensor.sensehat
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sense-hat==2.2.0
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sense-hat==2.2.0
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