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#!/usr/bin/python3
#--------------------------------------------------------------------- clock.py
# Display date and time as well as indoor and outdoor temperatures
#
# (C) D Delmar Davis 2023
#
# Note: POC lots of hard coded foo here....
import time
import subprocess
from board import SCL, SDA, D4
import busio
import digitalio
from PIL import Image, ImageDraw, ImageFont
import adafruit_ssd1305
from datetime import datetime
import math
import atexit
import signal
oled_reset = digitalio.DigitalInOut(D4)
i2c = busio.I2C(SCL, SDA)
disp = adafruit_ssd1305.SSD1305_I2C(128, 32, i2c, reset=oled_reset)
disp.poweron()
disp.fill(0)
disp.show()
displayIsOff=False
width = disp.width
height = disp.height
image = Image.new("1", (width, height))
draw = ImageDraw.Draw(image)
draw.rectangle((0, 0, width, height), outline=0, fill=0)
# Define some constants to allow easy resizing of shapes.
padding = -2
top = padding
bottom = height - padding
# Move left to right keeping track of the current x position for drawing shapes.
x = 0
# Load default font.
font = ImageFont.load_default()
def draw_clock(t: datetime):
ctop=top+3
cbottom=bottom-1
center=(cbottom-ctop)/2
h=t.hour
m=t.minute
ml = center * 0.9 #fix later
hl = center * 0.6
a = 90.0 - (m / 60.0) * 360.0
r = a * math.pi / 180.0
mx = int(math.cos(r) * ml)
my = -int(math.sin(r) * ml)
a = 90.0 - ((h + (m/60) )/ 12.0) * 360.0
r = a * math.pi / 180.0
hx = int(math.cos(r) * hl)
hy = -int(math.sin(r) * hl)
print(h, ":" ,m)
draw.ellipse((ctop, ctop, cbottom, cbottom), fill = 0, outline =255)
draw.line([center,center,center+mx,center+my], fill=255, width=0)
draw.line([center,center,center+hx,center+hy], fill=255, width=0)
# Draw a black filled box to clear the image.
while True:
thetime=datetime.now()
# if(displayIsOff):
# if (thetime.hour<=22 and thetime.hour>=6):
# disp.poweron()
# disp.fill(0)
# disp.show()
# displayIsOff=False
# else:
# if (thetime.hour>23 or thetime.hour<6):
# disp.poweroff()
# displayIsOff=True
# Draw a black filled box to clear the image.
draw.rectangle((0, 0, width, height), outline=0, fill=0)
#cmd = "hostname -I | cut -d' ' -f1"
#IP = subprocess.check_output(cmd, shell=True).decode("utf-8")
#cmd = "date +%X\ %d%b%y"
#TimeDate = subprocess.check_output(cmd, shell=True).decode("utf-8")
#cmd = "fetchtemp.py"
#LocalTemp = subprocess.check_output(cmd, shell=True).decode("utf-8")
cmd = 'gathertemps.py'
PromData = subprocess.check_output(cmd, shell=True).decode("utf-8")
temps=PromData.split()
# Write four lines of text.
draw_clock(thetime)
draw.text((x+50, top + 0), temps[0], font=font, fill=255)
draw.text((x+50, top + 8), temps[1], font=font, fill=255)
draw.text((x+50, top + 16),temps[2], font=font, fill=255)
draw.text((x+50, top + 25),temps[3], font=font, fill=255)
# Display image.
disp.image(image)
disp.show()
time.sleep(0.1)
#draw.rectangle((0, 0, width, height), outline=0, fill=0)
#disp.poweroff()
# except KeyboardInterrupt:
# draw.rectangle((0, 0, width, height), outline=0, fill=0)
# disp.poweroff()
# exit()
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