def init_epd():
# epd = epd2in7.EPD() # B/W only
epd = epd2in7b.EPD() # B/W/R
logging.info("init and Clear")
epd.init()
epd.Clear()
return epd
def __init__(self):
# import pdb
# pdb.set_trace()
self.epd = epd2in7b.EPD()
self.height = self.epd.height
self.width = self.epd.width
self.epd.init()
def _draw(self):
epd = epd2in7b.EPD()
epd.init()
epd.Clear()
font24 = ImageFont.truetype(os.path.join(pic_dir, 'Font.ttc'), 24)
# font18 = ImageFont.truetype(os.path.join(pic_dir, 'Font.ttc'), 18)
# Horizontal orientation size: 298x126
h_black_img = Image.new('1', (epd.height, epd.width), 255)
h_red_img = Image.new('1', (epd.height, epd.width), 255)
draw_black = ImageDraw.Draw(h_black_img)
draw_red = ImageDraw.Draw(h_red_img)
draw_black.text((10, 0), 'Hello World', font=font24, fill=0)
draw_black.text((10, 20),
'Temp: ' + str(self.target_temp),
font=font24,
fill=0)
draw_black.line((20, 50, 70, 100), fill=0)
draw_black.line((70, 50, 20, 100), fill=0)
draw_black.rectangle((20, 50, 70, 100), outline=0)
draw_red.line((165, 50, 165, 100), fill=0)
draw_red.line((140, 75, 190, 75), fill=0)
draw_red.arc((140, 50, 190, 100), 0, 360, fill=0)
draw_red.rectangle((80, 50, 130, 100), fill=0)
draw_red.chord((200, 50, 250, 100), 0, 360, fill=0)
epd.display(epd.getbuffer(h_black_img), epd.getbuffer(h_red_img))
def main(image_file: str):
#if verbose: logging.basicConfig(level=logging.DEBUG)
#else: logging.basicConfig(level=logging.INFO)
with open("./tom.txt", "w+") as f:
f.write("Python received file name")
f.write(image_file)
try:
logging.info("QR Code DRAW")
epd = epd2in7b.EPD()
logging.info("init and Clear")
epd.init()
epd.Clear()
time.sleep(2)
# Drawing on the image
logging.info("Drawing QR Code")
blackimage = Image.new('1', (epd.width, epd.height), 255) # 255: clear the frame
redimage = Image.new('1', (epd.width, epd.height), 255) # 255: clear the frame
logging.info(f"width = {epd.width}, height = {epd.height}")
# Drawing on the Horizontal image
todraw = Image.new('1', (epd.height, epd.width), 255) # 298*126
qrcode = Image.open(image_file)
qrcode = qrcode.resize((epd.width,epd.width), Image.ANTIALIAS)
qrcode = qrcode.convert("RGB")
image_enhancer = ImageEnhance.Sharpness(qrcode)
qrcode = image_enhancer.enhance(2.0)
qrcode = qrcode.convert("L")
qrcode.save("sample.bmp")
image = Image.open("sample.bmp")
todraw.paste(image, (0,0))
epd.display(epd.getbuffer(todraw), epd.getbuffer(todraw))
time.sleep(50)
logging.info("Clear...")
epd.init()
epd.Clear()
logging.info("Goto Sleep...")
epd.sleep()
except IOError as e:
logging.info(e)
except KeyboardInterrupt:
logging.info("ctrl + c:")
epd2in7b.epdconfig.module_exit()
exit()
def __init__(self, settings: Settings):
self.settings = settings
self.eInk = epd.EPD()
self.settings = settings
self.digital = self.settings.mode == 'digital'
# horizontal display, so switch width and height
self.screen_size = (self.eInk.height, self.eInk.width)
self.last_refresh_start = datetime.datetime.fromtimestamp(0)
self.buffers = []
if os.path.exists(libdir):
sys.path.append(libdir)
import logging
from waveshare_epd import epd2in7b
import time
from PIL import Image, ImageDraw, ImageFont
import traceback
logging.basicConfig(level=logging.DEBUG)
try:
logging.info("module::epd2in7b")
epd = epd2in7b.EPD()
logging.info("Init and Clear")
epd.init()
epd.Clear()
time.sleep(1)
# Drawing on the image
logging.info("Drawing")
blackimage = Image.new('1', (epd.width, epd.height),
255) # 255: clear the frame
redimage = Image.new('1', (epd.width, epd.height),
255) # 255: clear the frame
font24 = ImageFont.truetype(os.path.join(picdir, 'Font.ttc'), 24)
font18 = ImageFont.truetype(os.path.join(picdir, 'FiraCode-SemiBold.ttf'),
16)
# Copyright 2020 Oleksiy Voronin # # Permission is hereby granted, free of charge, to any person obtaining a copy # of this software and associated documentation files (the "Software"), to deal # in the Software without restriction, including without limitation the rights # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell # copies of the Software, and to permit persons to whom the Software is # furnished to do so, subject to the following conditions: # # The above copyright notice and this permission notice shall be included in all # copies or substantial portions of the Software. # # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE # SOFTWARE. import waveshare_epd.epd2in7b as epd # Clears and gracefully disconnects display display = epd.EPD() display.init() display.Clear() display.sleep() display.Dev_exit()
def count():
#Initiative Imports & Modules
from waveshare_epd import epd2in7b
from PIL import Image,ImageDraw,ImageFont
import traceback
datetimeFormat='%Y-%m-%d %H:%M:%S'
rad_Earth=6378100.0
computer_time = strftime("%Y-%m-%d %H:%M:%S")
#Gps Variables
gps_time=gpsd.utc
gps_altitude=gpsd.fix.altitude
gps_latitude=gpsd.fix.latitude
gps_longitude=gpsd.fix.longitude
gps_on=gps()#Checking for Gps Signal
f_mode=int(gpsd.fix.mode) #store number of sats
has_fix=False
if f_mode > 2 :
has_fix=True
if has_fix==True and gps_on==1:
global lat1,lon1,rho1,z1,x1,y1,t1
lat1=math.pi*gps_latitude/180.0
lon1=math.pi*gps_longitude/180.0
rho1=rad_Earth*math.cos(lat1)
z1=rad_Earth*math.sin(lat1)
x1=rho1*math.cos(lon1)
y1=rho1*math.sin(lon1)
t1=computer_time
if has_fix==True and gps_on==2:
global lat2,lon2,rho2,z2,x2,y2,t2,dot,cos_theta,theta,dist,t2,vel
lat2=math.pi*gps_latitude/180.0
lon2=math.pi*gps_longitude/180.0
rho2=rad_Earth*math.cos(lat2)
z2=rad_Earth*math.sin(lat2)
x2=rho2*math.cos(lon2)
y2=rho2*math.sin(lon2)
dot=(x1*x2+y1*y2+z1*z2)
cos_theta=dot/(rad_Earth*rad_Earth)
if cos_theta < 1 and cos_theta > -1:
theta=math.acos(cos_theta)
else: theta=float("nan")
dist=rad_Earth*theta
t2=computer_time
diff=datetime.datetime.strptime(t2,datetimeFormat)-datetime.datetime.strptime(t1,datetimeFormat)
vel=dist/diff.seconds
lat1=lat2
lon1=lon2
rho1=rho2
z1=z2
x1=x2
y1=y2
t1=t2
gps()
#Calculating Variables
dht22_humidity, dht22_temperature = Adafruit_DHT.read_retry(dht22_sensor, dht22_pin)
dht22_temperature_raw=round(dht22_temperature,5)
dht22_temperature_calib=round(dht22_temperature * temperature_cal_a1 + temperature_cal_a0,3)
dht22_temperature = dht22_temperature_calib
saturation_vappress_ucalib = 0.6113 * numpy.exp((2501000.0/461.5)*((1.0/273.15)-(1.0/(dht22_temperature_raw+273.15))))
saturation_vappress_calib = 0.6113 * numpy.exp((2501000.0/461.5)*((1.0/273.15)-(1.0/(dht22_temperature_calib+273.15))))
dht22_vappress=(dht22_humidity/100.0)*saturation_vappress_ucalib
dht22_vappress_raw=round(dht22_vappress,5)
dht22_vappress_calib=round(dht22_vappress * vappress_cal_a1 + vappress_cal_a0,5)
dht22_vappress = dht22_vappress_calib
dht22_humidity_raw=round(dht22_humidity,3)
dht22_humidity = round(100 * (dht22_vappress_calib / saturation_vappress_calib),3)
if dht22_humidity >100:dht22_humidity=100
if cnt == 0:
global temperature_prev,humidity_prev,vappress_prev
temperature_prev = 0
humidity_prev = 0
vappress_prev = 0
tendency_temperature = dht22_temperature - temperature_prev
tendency_humidity = dht22_humidity - humidity_prev
tendency_vappress = dht22_vappress - vappress_prev
if cnt % 5 == 0:
temperature_prev = dht22_temperature
humidity_prev = dht22_humidity
vappress_prev = dht22_vappress
#ePaper Begins
epd = epd2in7b.EPD()
epd.init()
#Font Description
font_dir='/home/pi/e-Paper/RaspberryPi&JetsonNano/python/pic'
font18 = ImageFont.truetype(os.path.join(font_dir, 'Font.ttc'), 18)
font14 = ImageFont.truetype(os.path.join(font_dir, 'Font.ttc'), 14)
left_spacing = 3
first_line = 4
last_line = 255
line_spacing_18 = 23
line_spacing_14 = 16
#Descriptive image
if cnt == 0:#1st run
print('Hello '+studentname+', Welcome to Meteobike #'+raspberryid)
LBlackimage = Image.new('1', (epd.width, epd.height), 255) # 255: clear the frame
LRedimage= Image.new('1', (epd.width, epd.height), 255) # 255: clear the frame
drawblack = ImageDraw.Draw(LBlackimage)
drawred = ImageDraw.Draw(LRedimage)
drawblack.text((4, 4), 'Hello '+studentname, font = font18, fill = 0)
drawblack.text((4, 40), 'Meteobike #'+raspberryid , font = font14, fill = 0)
if get_ip()=='127.0.0.1':
drawred.text((4,55), 'No WiFi connection', font = font14, fill = 0)
else: drawblack.text((4,55), 'IP: ' +get_ip(), font = font14, fill = 0)
drawblack.text((4, 90), 'Key 1: Pause Recording' , font = font14, fill = 0)
drawblack.text((4, 105), 'Key 2: Resume Recording' , font = font14, fill = 0)
drawblack.text((4, 120), 'Key 4: Exit Recording' , font = font14, fill = 0)
drawblack.text((4, 180), 'Hold keys for 2 seconds.', font = font14, fill = 0)
drawred.text((4, 200), 'Your Meteobike will \nstart automatically now \nif you press no key.', font = font14, fill = 0)
epd.display(epd.getbuffer(LBlackimage),epd.getbuffer(LRedimage))
time.sleep(8)
if recording == True:#cnt+1
counter()
# Data Recording
if recording:# and has_fix: it depends
f0=open(logfile,"a")
f0.write(raspberryid+",")
f0.write(str(cnt)+",")
f0.write(computer_time+",")
if has_fix:f0.write(gps_time+",")
else:f0.write("nan,")
f0.write("{0:.3f}".format(gps_altitude)+",")
f0.write("{0:.6f}".format(gps_latitude)+",")
f0.write("{0:.6f}".format(gps_longitude)+",")
f0.write(str(dht22_temperature)+",")
f0.write(str(dht22_temperature_raw)+",")
f0.write(str(dht22_humidity)+",")
f0.write(str(dht22_humidity_raw)+",")
f0.write(str(dht22_vappress)+",")
f0.write(str(dht22_vappress_raw)+",")
if has_fix==True and gps_on==2:f0.write(str(vel)+"\n")
else:f0.write("nan\n")
f0.close()
# ---------------------------------
# E-Paper
# ---------------------------------
#Measurement Screen
LBlackimage = Image.new('1', (epd.width, epd.height), 255) # 255: clear the fram
LRedimage= Image.new('1', (epd.width, epd.height), 255) # 255: clear the frame
drawblack = ImageDraw.Draw(LBlackimage)
drawred = ImageDraw.Draw(LRedimage)
arrow_temperature = ''
if tendency_temperature > 0 and cnt > 1:
arrow_temperature = u'↑'
if tendency_temperature < 0 and cnt > 1:
arrow_temperature = u'↓'
if tendency_temperature == 0 and cnt > 1:
arrow_temperature = u'→'
arrow_humidity = ''
if tendency_humidity > 0 and cnt > 1:
arrow_humidity = u'↑'
if tendency_humidity < 0 and cnt > 1:
arrow_humidity = u'↓'
if tendency_humidity == 0 and cnt > 1:
arrow_humidity = u'→'
arrow_vappress = ''
if tendency_vappress > 0 and cnt > 1:
arrow_vappress = u'↑'
if tendency_vappress < 0 and cnt > 1:
arrow_vappress = u'↓'
if tendency_vappress == 0 and cnt > 1:
arrow_vappress = u'→'
if gpsd.fix.latitude < 0:
latitude_ns = "S"
else: latitude_ns = "N"
if gpsd.fix.longitude < 0:
longitude_ew = "W"
else: longitude_ew = "E"
drawblack.text((left_spacing,first_line+0*line_spacing_18), 'T: ' +"{0:.1f}".format(dht22_temperature)+u'°C '+arrow_temperature, font = font18, fill = 0)
drawblack.text((left_spacing,first_line+1*line_spacing_18), 'RH: '+"{0:.1f}%".format(dht22_humidity)+' '+arrow_temperature, font = font18, fill = 0)
drawblack.text((left_spacing,first_line+2*line_spacing_18), 'Vap.Prs.: '+"{0:.2f} kPa".format(dht22_vappress)+' '+arrow_vappress, font = font18, fill = 0)
if has_fix==True and gps_on==2: #presents Velocity if available
drawblack.text((left_spacing,first_line+3*line_spacing_18), 'Speed: ' +"{0:.1f} m/s".format(vel), font = font18, fill= 0)
else:drawred.text((left_spacing,first_line+3*line_spacing_18), 'Error: No GPS Signal', font = font18, fill = 0)
if has_fix==True and gps_on==2:
drawblack.text((left_spacing,first_line+10+3*line_spacing_18+1*line_spacing_14), 'Altitude: ' +"{0:.1f} m".format(gpsd.fix.altitude), font = font14, fill = 0)
drawblack.text((left_spacing,first_line+10+3*line_spacing_18+2*line_spacing_14), 'Pos.: ' +"{0:.3f}".format(abs(gpsd.fix.latitude))+u'°'+latitude_ns+'/'+"{0:.3f}".format(abs(gpsd.fix.longitude))+u'°'+longitude_ew, font = font14, fill = 0)
drawblack.text((left_spacing,first_line+10+3*line_spacing_18+3*line_spacing_14), 'Date: ' +gps_time[0:10], font = font14, fill = 0)
drawblack.text((left_spacing,first_line+10+3*line_spacing_18+4*line_spacing_14), 'Time: ' +gps_time[11:19]+' UTC', font = font14, fill = 0)
drawblack.line((left_spacing, 170, epd.width-left_spacing, 170), fill = 0)
drawblack.text((left_spacing,last_line-5*line_spacing_14), studentname+"'s Meteobike", font = font14, fill = 0)
drawblack.text((left_spacing,last_line-4*line_spacing_14), 'Meteobike #' +raspberryid, font = font14, fill = 0)
if get_ip()=='127.0.0.1':
drawred.text((left_spacing,last_line-3*line_spacing_14), 'No WiFi connection', font = font14, fill = 0)
else: drawblack.text((left_spacing,last_line-3*line_spacing_14), 'IP: ' +get_ip(), font = font14, fill = 0)
if status_record=="On" and has_fix==True and gps_on==2:
drawblack.text((left_spacing,last_line-2*line_spacing_14), 'Recording : On', font = font14, fill = 0)
else: drawred.text((left_spacing,last_line-2*line_spacing_14), 'Recording: Off', font = font14, fill = 0)
drawblack.text((left_spacing,last_line-1*line_spacing_14), 'Record No: '+str(cnt), font = font14, fill = 0)
if cnt % display_interval == 0:
epd.display(epd.getbuffer(LBlackimage),epd.getbuffer(LRedimage))
if cnt == 1:
epd.display(epd.getbuffer(LBlackimage),epd.getbuffer(LRedimage))
#Decision Phase
t=0
while True:
GPIO.setmode(GPIO.BCM)
key1 = 5
key2 = 6
key3 = 13
key4 = 19
GPIO.setup(key1, GPIO.IN, pull_up_down=GPIO.PUD_UP)
GPIO.setup(key2, GPIO.IN, pull_up_down=GPIO.PUD_UP)
GPIO.setup(key3, GPIO.IN, pull_up_down=GPIO.PUD_UP)
GPIO.setup(key4, GPIO.IN, pull_up_down=GPIO.PUD_UP)
'''2Gray(Black and white) display'''
key1state = GPIO.input(key1)
key2state = GPIO.input(key2)
key3state = GPIO.input(key3)
key4state = GPIO.input(key4)
LBlackimage = Image.new('1', (epd.width, epd.height), 255) # 255: clear the fram
LRedimage= Image.new('1', (epd.width, epd.height), 255) # 255: clear the frame
drawblack = ImageDraw.Draw(LBlackimage)
drawred = ImageDraw.Draw(LRedimage)
drawblack.line((left_spacing, 170, epd.width-left_spacing, 170), fill = 0)
drawblack.text((left_spacing,last_line-5*line_spacing_14), studentname+"'s Meteobike", font = font14, fill = 0)
drawblack.text((left_spacing,last_line-4*line_spacing_14), 'Meteobike #' +raspberryid, font = font14, fill = 0)
if get_ip()=='127.0.0.1':
drawred.text((left_spacing,last_line-3*line_spacing_14), 'No WiFi connection', font = font14, fill = 0)
else: drawblack.text((left_spacing,last_line-3*line_spacing_14), 'IP: ' +get_ip(), font = font14, fill = 0)
drawblack.text((left_spacing,last_line-1*line_spacing_14), 'Record No: '+str(cnt), font = font14, fill = 0)
if key1state == False:
drawred.text((left_spacing, first_line), 'Recording \npaused' , font = font18, fill = 0)
drawred.text((left_spacing,last_line-2*line_spacing_14), 'Recording : Paused', font = font14, fill = 0)
epd.display(epd.getbuffer(LBlackimage),epd.getbuffer(LRedimage))
print('Key1 Pressed')
stop_data()
break
if key2state == False:
drawblack.text((left_spacing, first_line), 'Recording started' , font = font18, fill = 0)
drawblack.text((left_spacing,last_line-2*line_spacing_14), 'Recording : On', font = font14, fill = 0)
epd.display(epd.getbuffer(LBlackimage),epd.getbuffer(LRedimage))
print('Key2 Pressed')
record_data()
break
if key3state == False:
print('Key3 Pressed')
break
if key4state == False:
drawred.text((left_spacing, first_line+0*line_spacing_18), 'Meteobike' , font = font18, fill = 0)
drawred.text((left_spacing, first_line+1*line_spacing_18), 'stopped' , font = font18, fill = 0)
drawblack.text((left_spacing, first_line+10+3*line_spacing_18+1*line_spacing_14), 'To resume logging, you' , font = font14, fill = 0)
drawblack.text((left_spacing, first_line+10+3*line_spacing_18+2*line_spacing_14), 'must reboot your system' , font = font14, fill = 0)
drawred.text((left_spacing,last_line-2*line_spacing_14), 'Recording : Off', font = font14, fill = 0)
epd.display(epd.getbuffer(LBlackimage),epd.getbuffer(LRedimage))
print('Key4 Pressed')
exit_program()
break
if t==5:
break
t+=1
time.sleep(1)
