kopia lustrzana https://github.com/jbruce12000/kiln-controller
103 wiersze
4.6 KiB
Python
103 wiersze
4.6 KiB
Python
import threading,logging,json,time,datetime
|
|
from oven import Oven
|
|
from displayhatmini import DisplayHATMini
|
|
from PIL import Image, ImageDraw, ImageFont
|
|
|
|
log = logging.getLogger(__name__)
|
|
|
|
# display HAT setup
|
|
width = DisplayHATMini.WIDTH
|
|
height = DisplayHATMini.HEIGHT
|
|
buffer = Image.new("RGB", (width, height))
|
|
displayhatmini = DisplayHATMini(buffer)
|
|
displayhatmini.set_led(0.0, 0.2, 0.0)
|
|
draw = ImageDraw.Draw(buffer)
|
|
#TODO: externalise font path into config
|
|
fnt25 = ImageFont.truetype("/usr/share/fonts/truetype/freefont/FreeSans.ttf", 25, encoding="unic")
|
|
fnt50 = ImageFont.truetype("/usr/share/fonts/truetype/freefont/FreeSans.ttf", 50, encoding="unic")
|
|
fnt75 = ImageFont.truetype("/usr/share/fonts/truetype/freefont/FreeSans.ttf", 75, encoding="unic")
|
|
|
|
class OvenDisplay(threading.Thread):
|
|
def __init__(self,oven,ovenWatcher):
|
|
self.last_profile = None
|
|
self.last_log = []
|
|
self.started = None
|
|
self.recording = False
|
|
self.observers = []
|
|
threading.Thread.__init__(self)
|
|
self.daemon = True
|
|
# oven setup
|
|
self.oven = oven
|
|
self.ovenWatcher = ovenWatcher
|
|
ovenWatcher.add_observer(self)
|
|
# TODO - move to config
|
|
self.sleep_time = 0.1
|
|
draw.rectangle((0, 0, width, height), (0, 0, 0))
|
|
self.text("Initialising...", (25, 25), fnt25, (255,255,255))
|
|
displayhatmini.display()
|
|
displayhatmini.set_led(0.0, 0.0, 0.0)
|
|
self.start()
|
|
|
|
def run(self):
|
|
while True:
|
|
a_pressed = displayhatmini.read_button(displayhatmini.BUTTON_A)
|
|
b_pressed = displayhatmini.read_button(displayhatmini.BUTTON_B)
|
|
x_pressed = displayhatmini.read_button(displayhatmini.BUTTON_X)
|
|
y_pressed = displayhatmini.read_button(displayhatmini.BUTTON_Y)
|
|
#oven_state = self.oven.get_state()
|
|
#update_display(oven_state)
|
|
if (x_pressed):
|
|
log.info("Aborting run")
|
|
self.oven.abort_run()
|
|
log.info("Updating state")
|
|
self.update_display(self.oven.get_state())
|
|
|
|
time.sleep(self.sleep_time)
|
|
|
|
# {'cost': 0, 'runtime': 0, 'temperature': 23.176953125, 'target': 0, 'state': 'IDLE', 'heat': 0, 'totaltime': 0, 'kwh_rate': 0.33631, 'currency_type': '£', 'profile': None, 'pidstats': {}}
|
|
# {'cost': 0.003923616666666667, 'runtime': 0.003829, 'temperature': 23.24140625, 'target': 100.00079770833334, 'state': 'RUNNING', 'heat': 1.0, 'totaltime': 3600, 'kwh_rate': 0.33631, 'currency_type': '£', 'profile': 'test-200-250', 'pidstats': {'time': 1686902305.0, 'timeDelta': 5.027144, 'setpoint': 100.00079770833334, 'ispoint': 23.253125, 'err': 76.74767270833334, 'errDelta': 0, 'p': 1918.6918177083335, 'i': 0, 'd': 0, 'kp': 25, 'ki': 10, 'kd': 200, 'pid': 0, 'out': 1}}
|
|
def update_display(self, oven_state):
|
|
draw.rectangle((0, 0, width, height), (0, 0, 0))
|
|
log.info(oven_state)
|
|
if (oven_state['temperature'] is not None):
|
|
self.text("{0:2.0f}°C".format(oven_state['temperature']), (25, 25), fnt75, (255, 255, 255))
|
|
else:
|
|
self.text("---°C", (25, 25), fnt75, (255, 255, 255))
|
|
|
|
if (oven_state['target'] is not None):
|
|
self.text("Target: {0:2.0f}°C".format(oven_state['target']), (25, 100), fnt25, (255, 255, 255))
|
|
else:
|
|
self.text("Target: ---°C", (25, 100), fnt25, (255, 255, 255))
|
|
|
|
if (oven_state['profile'] is not None):
|
|
self.text(oven_state['profile'], (25, 150), fnt25, (255, 255, 255))
|
|
else:
|
|
self.text("No Programme", (25, 150), fnt25, (255, 255, 255))
|
|
|
|
if (oven_state['state'] is None):
|
|
self.text("Initialising", (25, 175), fnt25, (255, 255, 255))
|
|
displayhatmini.set_led(0.0, 0.0, 0.0)
|
|
else:
|
|
self.text(oven_state['state'], (25, 175), fnt25, (255, 255, 255))
|
|
if (oven_state['state'] == 'IDLE'):
|
|
self.text(oven_state['state'], (25, 175), fnt25, (255, 255, 255))
|
|
displayhatmini.set_led(0.0, 0.2, 0.0)
|
|
else:
|
|
self.text(oven_state['state'], (25, 175), fnt25, (255, 255, 255))
|
|
if (oven_state['heat'] == 1.0):
|
|
displayhatmini.set_led(1.0, 0.0, 0.0)
|
|
else:
|
|
displayhatmini.set_led(0.0, 0.0, 1.0)
|
|
|
|
displayhatmini.display()
|
|
|
|
def send(self,oven_state_json):
|
|
log.info(oven_state_json)
|
|
oven_state = json.loads(oven_state_json)
|
|
self.update_display(oven_state)
|
|
|
|
def text(self, text, position, fnt, color):
|
|
#fnt = ImageFont.load_default()
|
|
draw.text(position, text, font=fnt, fill=color)
|
|
|
|
|