esphome/esphomeyaml/components/sensor/rotary_encoder.py
Otto Winter 176c712eeb
Disable MQTT if not used (#373)
* Disable MQTT if not used

* Lint
2019-01-29 17:29:21 +01:00

58 lines
2.1 KiB
Python

import voluptuous as vol
from esphomeyaml import pins
from esphomeyaml.components import sensor
import esphomeyaml.config_validation as cv
from esphomeyaml.const import CONF_ID, CONF_NAME, CONF_RESOLUTION
from esphomeyaml.cpp_generator import Pvariable, add
from esphomeyaml.cpp_helpers import gpio_input_pin_expression, setup_component
from esphomeyaml.cpp_types import App, Component
RotaryEncoderResolution = sensor.sensor_ns.enum('RotaryEncoderResolution')
RESOLUTIONS = {
'1': RotaryEncoderResolution.ROTARY_ENCODER_1_PULSE_PER_CYCLE,
'2': RotaryEncoderResolution.ROTARY_ENCODER_2_PULSES_PER_CYCLE,
'4': RotaryEncoderResolution.ROTARY_ENCODER_4_PULSES_PER_CYCLE,
}
CONF_PIN_A = 'pin_a'
CONF_PIN_B = 'pin_b'
CONF_PIN_RESET = 'pin_reset'
RotaryEncoderSensor = sensor.sensor_ns.class_('RotaryEncoderSensor', sensor.Sensor, Component)
PLATFORM_SCHEMA = cv.nameable(sensor.SENSOR_PLATFORM_SCHEMA.extend({
cv.GenerateID(): cv.declare_variable_id(RotaryEncoderSensor),
vol.Required(CONF_PIN_A): pins.internal_gpio_input_pin_schema,
vol.Required(CONF_PIN_B): pins.internal_gpio_input_pin_schema,
vol.Optional(CONF_PIN_RESET): pins.internal_gpio_input_pin_schema,
vol.Optional(CONF_RESOLUTION): cv.one_of(*RESOLUTIONS, string=True),
}).extend(cv.COMPONENT_SCHEMA.schema))
def to_code(config):
for pin_a in gpio_input_pin_expression(config[CONF_PIN_A]):
yield
for pin_b in gpio_input_pin_expression(config[CONF_PIN_B]):
yield
rhs = App.make_rotary_encoder_sensor(config[CONF_NAME], pin_a, pin_b)
encoder = Pvariable(config[CONF_ID], rhs)
if CONF_PIN_RESET in config:
for pin_i in gpio_input_pin_expression(config[CONF_PIN_RESET]):
yield
add(encoder.set_reset_pin(pin_i))
if CONF_RESOLUTION in config:
resolution = RESOLUTIONS[config[CONF_RESOLUTION]]
add(encoder.set_resolution(resolution))
sensor.setup_sensor(encoder, config)
setup_component(encoder, config)
BUILD_FLAGS = '-DUSE_ROTARY_ENCODER_SENSOR'
def to_hass_config(data, config):
return sensor.core_to_hass_config(data, config)