def signal_handler(signal, frame):
global is_active
is_active = False
backlight.set_graph(0)
lcd.clear()
backlight.off()
exit(0)
def right(self):
v_module = self.modules[self.selected_module]
isRunning = self.getModuleStatus(self.modules[self.selected_module])
if isRunning == "Y":
# module is running, stop it
execute = "/module/" + v_module + "/stop"
self.consoleMessages.show_info("Stoping module: " + str(v_module) + "")
else:
# module is not running, start it
execute = "/module/" + v_module + "/start"
self.consoleMessages.show_info("Starting module: " + str(v_module) + "")
backlight.set_bar(0, 20)
result = self.webclient.call_api(execute)
# fire up bargraph leds! Wohoo
for i in range(100):
backlight.set_graph(i / 70.0)
time.sleep(0.005)
# disable leds =(
backlight.set_graph(0)
self.ready = True
try:
if result[0] == True:
return "Y"
else:
return "N"
except:
return "E"
def on_print_progress(self, storage, path, progress):
lcd.clear()
start = path.rfind('/')
end = path.rfind('.')
# Just want the file name, no path or extension.
# The rfind gets us the deepest directory so we can truncate that off the string
# It also gets us the index of the file extension
# The code below will substring any directories off the path, and remove the extention
if (start == -1):
start = 0
if (end == -1):
end = path.len() - 1
lcd.write(path[start:end])
backlight.set_graph(progress / 100.0)
backlight.rgb(0, 0, 255)
backlight.update()
lcd.set_cursor_position(0, 1)
lcd.write('Completed: ' + str(progress) + '%')
if progress == 1:
self.start_date = time.time()
if progress > 10 and progress < 100:
now = time.time()
elapsed = now - self.start_date
average = elapsed / (progress - 1)
remaining = int((100 - progress) * average)
remaining = str(datetime.timedelta(seconds=remaining))
lcd.set_cursor_position(0, 2)
lcd.write('ETC: ')
lcd.write(remaining)
if progress == 100:
self.JobIsDone(lcd)
def right(self):
v_module = self.modules[self.selected_module]
isRunning = self.getModuleStatus(self.modules[self.selected_module])
if isRunning == "Y":
# module is running, stop it
execute = "/module/" + v_module + "/stop"
self.consoleMessages.show_info("Stoping module: " + str(v_module) + "")
else:
# module is not running, start it
execute = "/module/" + v_module + "/start"
self.consoleMessages.show_info("Starting module: " + str(v_module) + "")
backlight.set_bar(0, 20)
result = self.webclient.call_api(execute)
# fire up bargraph leds! Wohoo
for i in range(100):
backlight.set_graph(i / 70.0)
time.sleep(0.005)
# disable leds =(
backlight.set_graph(0)
self.ready = True
try:
if result[0] == True:
return "Y"
else:
return "N"
except:
return "E"
def JobIsDone(self, localLcd):
lcd.clear()
backlight.rgb(255, 255, 255)
localLcd.write('Job is Done!')
for i in range(0, 100):
backlight.set_graph((100 - i) / 100.0)
time.sleep(0.05)
backlight.update()
lcd.clear()
lcd.write('Ready for the next job')
def execCommand(self, cmd):
p = subprocess.Popen(cmd, stdout=subprocess.PIPE, shell=True)
(output, err) = p.communicate()
# fire up bargraph leds! Wohoo
for i in range(100):
backlight.set_graph(i / 70.0)
time.sleep(0.005)
# disable leds =(
backlight.set_graph(0)
return output.strip()
def execCommand(self, cmd):
p = subprocess.Popen(cmd, stdout=subprocess.PIPE, shell=True)
(output, err) = p.communicate()
# fire up bargraph leds! Wohoo
for i in range(100):
backlight.set_graph(i / 70.0)
time.sleep(0.005)
# disable leds =(
backlight.set_graph(0)
return output.strip()
def redraw(self):
volume = subprocess.check_output("mpc status | grep volume", shell=True, stderr=subprocess.STDOUT)
volume = volume[7:volume.find("%")]
lcd.clear()
lcd.set_cursor_position(0, 0)
lcd.write(self.channelName[self.selectedStation])
lcd.set_cursor_position(0, 1)
lcd.write(time.strftime("%d.%m. %H:%M:%S"))
lcd.set_cursor_position(0, 2)
lcd.write('Volume:' + volume + ' %')
cpu = psutil.cpu_percent()
backlight.set_graph(float(cpu) / 100.0)
def loadingScreen():
lcd.clear()
# set brigthness
backlight.set_bar(0, 20)
# write loading message to lcd
lcd.set_cursor_position(3,1)
lcd.write("Loading...")
# fire up bargraph leds! Wohoo
for i in range(100):
backlight.set_graph(i / 70.0)
time.sleep(0.005)
# disable leds =(
backlight.set_graph(0)
def doorbell():
GPIO.remove_event_detect(gpio_bell) # Ignore multiple clicks
if debug: print("Start of Doorbell function\n")
# If pushover is enabled, run as thread and continue
if push_enabled:
t_push = threading.Thread(target=pushover, args=())
t_push.start()
# If taking pictures is enabled, run as thread and continue
if pictures_enabled:
t_snap = threading.Thread(target=snapper, args=())
t_snap.start()
# Log the event in the databse
if debug: print "Doorbell rang at "+ts()
log("Someone was at your door.")
if debug: print "Event logged"
# ####### #
# Phase 1 # Ringing.
# ####### #
# Clear LCD and adjust information
lcd.clear()
backlight.rgb(0,0,255)
lcd.set_cursor_position(0,0)
lcd.write(txt_security)
lcd.set_cursor_position(0,1)
lcd.write(txt_ring)
lcd.set_cursor_position(0,2)
lcd.write(txt_ring2)
if debug: print("Text changed, entering wait_loop*2")
wait_loop(200)
if debug: print("Wait loop done")
if debug: print("<< Next Phase >>\n")
backlight.set_graph(0)
# ####### #
# Phase 2 # Trying to contact them.
# ####### #
# Clear LCD and adjust information
lcd.clear()
backlight.rgb(255,153,0)
lcd.set_cursor_position(0,0)
lcd.write(txt_wait1)
lcd.set_cursor_position(0,1)
lcd.write(txt_wait2)
lcd.set_cursor_position(0,2)
lcd.write(txt_wait3)
if debug: print("Text changed, entering wait_loop*2")
wait_loop(100)
if debug: print("Wait loop done")
if debug: print("<< Next Phase >>\n")
backlight.set_graph(0)
# ####### #
# Phase 3 # No one is there.
# ####### #
# Clear LCD and adjust information
lcd.clear()
backlight.rgb(255,0,0)
lcd.set_cursor_position(0,0)
lcd.write(txt_away1)
lcd.set_cursor_position(0,1)
lcd.write(txt_away2)
lcd.set_cursor_position(0,2)
lcd.write(txt_away3)
if debug: print("Text changed, entering wait_loop")
wait_loop(80)
if debug: print("<< Next Phase >>\n")
backlight.set_graph(0)
# ####### #
# Phase 4 # Delivery to the neighbors.
# ####### #
# Clear LCD and adjust information
lcd.clear()
backlight.rgb(0,255,0)
lcd.set_cursor_position(0,0)
lcd.write(txt_package1)
lcd.set_cursor_position(0,1)
lcd.write(txt_package2)
lcd.set_cursor_position(0,2)
lcd.write(txt_package3)
if debug: print("Text changed, entering sleep")
wait_loop(150)
if debug: print("Wait loop done")
if debug: print("<< End of last Phase >>\n")
backlight.set_graph(0)
lcd.clear()
if debug: print("End of Doorbell function\n")
GPIO.add_event_detect(gpio_bell,GPIO.FALLING)
def rainWarning():
forecast = darksky.Forecast(api_key, latitude, longitude, units=units)
hourly = forecast.hourly
rain = hourly[1].precipProbability * 100
if rain == 0:
backlight.set_graph(0)
elif (rain > 1) and (rain <= 9):
backlight.set_graph(0.1)
elif (rain >= 10) and (rain <= 19):
backlight.set_graph(0.2)
elif (rain >= 20) and (rain <= 29):
backlight.set_graph(0.3)
elif (rain >= 30) and (rain <= 39):
backlight.set_graph(0.4)
elif (rain >= 40) and (rain <= 49):
backlight.set_graph(0.5)
elif (rain >= 50) and (rain <= 59):
backlight.set_graph(0.6)
elif (rain >= 60) and (rain <= 69):
backlight.set_graph(0.7)
elif (rain >= 70) and (rain <= 79):
backlight.set_graph(0.8)
elif (rain >= 80) and (rain <= 89):
backlight.set_graph(0.9)
else:
backlight.set_graph(1.0)
lcd.write("Rain: " + rain + "%")
print("UV Index: " + uv + "")
except:
lcd.write("Connection Error")
# Press the button on the joystick to exit
@nav.on(nav.BUTTON)
def handle_button(pin):
lcd.clear()
backlight.rgb(0, 0, 0)
backlight.set_graph(0)
os._exit(1)
try:
while True:
rainWarning()
display()
sleep(300) # 5 minutes
except (KeyboardInterrupt, SystemExit):
lcd.clear()
lcd.set_cursor_position(0, 0)
lcd.write("Exiting...")
lcd.set_cursor_position(0, 1)
lcd.write("Goodbye!")
sleep(2)
lcd.clear()
backlight.rgb(0, 0, 0)
backlight.set_graph(0)
os._exit(1)
def clean_shutdown():
backlight.set_graph(0)
backlight.rgb(0, 0, 0)
lcd.clear()
def clean_shutdown():
backlight.set_graph(0)
backlight.rgb(0, 0, 0)
lcd.clear()
# read current ip address for a given interface
def get_ip_address(ifname):
s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
return socket.inet_ntoa(fcntl.ioctl(s.fileno(), 0x8915, struct.pack('256s', ifname[:15]))[20:24])
atexit.register(clean_shutdown)
backlight.set_graph(0)
backlight.rgb(0, 0, 0)
while True:
ip = 'Kein WLAN :('
try:
ip = get_ip_address('wlan0')
except IOError:
pass
lcd.clear()
lcd.set_cursor_position(0, 0)
lcd.write('BathPi - PiRadio')
lcd.set_cursor_position(0, 1)
lcd.write('Standby...')
def off(self):
os.system('mpc stop')
backlight.set_graph(0)
backlight.rgb(0, 0, 0)
lcd.clear()
emit_event('Joystick', 'button')
while True:
data = json.loads(raw_input())
component = data['component']
command = data['command']
parameters = data['parameters']
if component == 'DisplayOTron':
if command == 'kill':
if parameters['performReset']:
lcd.clear()
backlight.off()
backlight.set_graph(0.0)
sys.exit()
elif command == 'reset':
lcd.clear()
backlight.off()
backlight.set_graph(0.0)
elif component == 'LCD':
if command == 'clear':
lcd.clear()
elif command == 'setContrast':
lcd.set_contrast(parameters['contrast'])
elif command == 'setCursorPosition':
lcd.set_cursor_position(parameters['column'], parameters['row'])
elif command == 'write':
lcd.write(parameters['value'])
def set_size(self, temp):
for i in range(int(temp)):
backlight.set_graph(i / self.maxtemp)
def handle_button(pin):
lcd.clear()
backlight.rgb(0, 0, 0)
backlight.set_graph(0)
os._exit(1)
def ledZero(self):
backlight.set_graph(0)
def getAnimFrame(char,fps):
return char[ int(round(time.time()*fps) % len(char)) ]
cpu_sample_count = 200
cpu_samples = [0] * cpu_sample_count
hue = 0.0
while True:
hue += 0.008
backlight.sweep(hue)
cpu_samples.append(psutil.cpu_percent() / 100.0)
cpu_samples.pop(0)
cpu_avg = sum(cpu_samples) / cpu_sample_count
backlight.set_graph(cpu_avg)
lcd.create_char(0,getAnimFrame(eqlchar,2))
if hue > 1.0:
hue = 0.0
lcd.set_cursor_position(0,1)
t = datetime.now().strftime("%H:%M:%S.%f")
deploy = datetime(2015, 7, 1, 0, 0)
timestamp = time.mktime(deploy.timetuple())
deploy_utc = datetime.utcfromtimestamp(timestamp)
elapsed = deploy_utc - datetime.utcnow()
trunc_micros = timedelta(days=elapsed.days, seconds=elapsed.seconds)
seconds = elapsed.days*86400 + elapsed.seconds
minutes, seconds = divmod(seconds, 60)
import time, datetime, copy, math, psutil
cpu_sample_count = 200
cpu_samples = [0] * cpu_sample_count
hue = 0.0
while True:
hue += 0.001
backlight.sweep(hue)
cpu_samples.append(psutil.cpu_percent() / 100.0)
cpu_samples.pop(0)
cpu_avg = sum(cpu_samples) / cpu_sample_count
backlight.set_graph(cpu_avg)
#cpu = psutil.cpu_percent(interval=0, percpu=False)
cake = int(cpu_avg)
#backlight.rgb(0,125,200)
if hue > 1.0:
hue = 0.0
lcd.set_cursor_position(0, 0)
useage = str(cpu_avg * 100)
lcd.write('CPU: ' + useage)
lcd.set_cursor_position(0, 1)
t = datetime.datetime.now().strftime("%H:%M:%S")
#!/usr/bin/env python
import dot3k.lcd as lcd
import dot3k.backlight as backlight
import time
# Clear the LCD and display Hello World
lcd.clear()
lcd.write("Hello World")
# Turn off the backlight
backlight.rgb(0, 0, 0)
"""
set_graph accepts a float between 0.0 and 1.0
and lights up the LEDs accordingly
"""
for i in range(100):
backlight.set_graph(i / 100.0)
time.sleep(0.05)
"""
set_bar will set a specific bargraph LED to
a brightness between 0 and 255
"""
for i in range(256):
backlight.set_bar(0, [255 - i] * 9)
time.sleep(0.01)
backlight.set_graph(0)
def handle_up(pin):
emit_event('Joystick', 'button')
while True:
data = json.loads(raw_input())
component = data['component']
command = data['command']
parameters = data['parameters']
if component == 'DisplayOTron':
if command == 'kill':
if parameters['performReset']:
lcd.clear()
backlight.off()
backlight.set_graph(0.0)
sys.exit()
elif command == 'reset':
lcd.clear()
backlight.off()
backlight.set_graph(0.0)
elif component == 'LCD':
if command == 'clear':
lcd.clear()
elif command == 'setContrast':
lcd.set_contrast(parameters['contrast'])
elif command == 'setCursorPosition':
lcd.set_cursor_position(parameters['column'], parameters['row'])
elif command == 'write':
lcd.write(parameters['value'])
#!/usr/bin/env python
import dot3k.lcd as lcd
import dot3k.backlight as backlight
import time
# Clear the LCD and display Hello World
lcd.clear()
lcd.write("Hello World")
# Turn off the backlight
backlight.rgb(0,0,0)
"""
set_graph accepts a float between 0.0 and 1.0
and lights up the LEDs accordingly
"""
for i in range(100):
backlight.set_graph(i/100.0)
time.sleep(0.05)
"""
set_bar will set a specific bargraph LED to
a brightness between 0 and 255
"""
for i in range(256):
backlight.set_bar(0,[255-i]*9)
time.sleep(0.01)
backlight.set_graph(0)
def wait_loop(span):
for i in range(span):
backlight.set_graph(i/float(span))
time.sleep(0.05)
