esphome/esphome/components/st7735/display.py
Otto Winter a33bb32874
Convert components to async-def syntax (#1823)
* Convert components to async-def syntax

* Remove stray @coroutine

* Manual part

* Convert complexer components code to async-def

* Manual cleanup

* More manual cleanup
2021-05-24 21:45:31 +02:00

98 lines
2.9 KiB
Python

import esphome.codegen as cg
import esphome.config_validation as cv
from esphome import pins
from esphome.components import spi
from esphome.components import display
from esphome.const import (
CONF_DC_PIN,
CONF_ID,
CONF_LAMBDA,
CONF_MODEL,
CONF_RESET_PIN,
CONF_PAGES,
)
from . import st7735_ns
CODEOWNERS = ["@SenexCrenshaw"]
DEPENDENCIES = ["spi"]
CONF_DEVICE_WIDTH = "device_width"
CONF_DEVICE_HEIGHT = "device_height"
CONF_ROW_START = "row_start"
CONF_COL_START = "col_start"
CONF_EIGHT_BIT_COLOR = "eight_bit_color"
CONF_USE_BGR = "use_bgr"
SPIST7735 = st7735_ns.class_(
"ST7735", cg.PollingComponent, display.DisplayBuffer, spi.SPIDevice
)
ST7735Model = st7735_ns.enum("ST7735Model")
MODELS = {
"INITR_GREENTAB": ST7735Model.ST7735_INITR_GREENTAB,
"INITR_REDTAB": ST7735Model.ST7735_INITR_REDTAB,
"INITR_BLACKTAB": ST7735Model.ST7735_INITR_BLACKTAB,
"INITR_MINI160X80": ST7735Model.ST7735_INITR_MINI_160X80,
"INITR_18BLACKTAB": ST7735Model.ST7735_INITR_18BLACKTAB,
"INITR_18REDTAB": ST7735Model.ST7735_INITR_18REDTAB,
}
ST7735_MODEL = cv.enum(MODELS, upper=True, space="_")
ST7735_SCHEMA = display.FULL_DISPLAY_SCHEMA.extend(
{
cv.Required(CONF_MODEL): ST7735_MODEL,
cv.Optional(CONF_RESET_PIN): pins.gpio_output_pin_schema,
}
).extend(cv.polling_component_schema("1s"))
CONFIG_SCHEMA = cv.All(
ST7735_SCHEMA.extend(
{
cv.GenerateID(): cv.declare_id(SPIST7735),
cv.Required(CONF_DC_PIN): pins.gpio_output_pin_schema,
cv.Required(CONF_DEVICE_WIDTH): cv.int_,
cv.Required(CONF_DEVICE_HEIGHT): cv.int_,
cv.Required(CONF_COL_START): cv.int_,
cv.Required(CONF_ROW_START): cv.int_,
cv.Optional(CONF_EIGHT_BIT_COLOR, default=False): cv.boolean,
cv.Optional(CONF_USE_BGR, default=False): cv.boolean,
}
)
.extend(cv.COMPONENT_SCHEMA)
.extend(spi.spi_device_schema()),
cv.has_at_most_one_key(CONF_PAGES, CONF_LAMBDA),
)
async def setup_st7735(var, config):
await cg.register_component(var, config)
await display.register_display(var, config)
if CONF_RESET_PIN in config:
reset = await cg.gpio_pin_expression(config[CONF_RESET_PIN])
cg.add(var.set_reset_pin(reset))
if CONF_LAMBDA in config:
lambda_ = await cg.process_lambda(
config[CONF_LAMBDA], [(display.DisplayBufferRef, "it")], return_type=cg.void
)
cg.add(var.set_writer(lambda_))
async def to_code(config):
var = cg.new_Pvariable(
config[CONF_ID],
config[CONF_MODEL],
config[CONF_DEVICE_WIDTH],
config[CONF_DEVICE_HEIGHT],
config[CONF_COL_START],
config[CONF_ROW_START],
config[CONF_EIGHT_BIT_COLOR],
config[CONF_USE_BGR],
)
await setup_st7735(var, config)
await spi.register_spi_device(var, config)
dc = await cg.gpio_pin_expression(config[CONF_DC_PIN])
cg.add(var.set_dc_pin(dc))