piday

#!/usr/bin/python
from fc_lib import *
import signal
import os
import opc
import sys
import time

pid = str(os.getpid())
pidfile = "/var/run/piday.pid"

if os.path.isfile(pidfile):
    print "%s already exists, exiting" % pidfile
    sys.exit()
else:
    file(pidfile, 'w').write(pid)

def set_exit_handler(func):
    signal.signal(signal.SIGTERM, func)
def on_exit(sig, func=None):
    print "exit handler triggered"
    sys.exit(1)


if __name__ == '__main__':
    set_exit_handler(on_exit)
    client = opc.Client('localhost:7890')
    
    paths = ['/home/pi/fadecandy_shenanigans/piday_images/piday_w.png',
             '/home/pi/fadecandy_shenanigans/piday_images/piday_w.png',]
    images = [read_image_to_array(path) for path in paths]
    images = images
    while True:
        for image in images:
            client.put_pixels(image)
            client.put_pixels(image)
            time.sleep(0.01)