kiln-controller/lib/ovenDisplay.py
John Pickup 39f0025b46 ..
2023-06-16 07:39:34 +01:00

51 lines
1.4 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(0.05, 0.05, 0.05)
draw = ImageDraw.Draw(buffer)
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
self.start()
def run(self):
while True:
#oven_state = self.oven.get_state()
#update_display(oven_state)
time.sleep(self.sleep_time)
def update_display(self, oven_state):
log.info(oven_state)
self.text(oven_state, (25, 25), 15, (255, 255, 255))
displayhatmini.display()
def send(self,oven_state):
self.update_display(oven_state)
def text(self, text, position, size, color):
fnt = ImageFont.load_default()
draw.text(position, text, font=fnt, fill=color)