def _init_display():
epd = epd3in7.EPD()
epd.init(0)
epd.Clear(0xFF, 0)
epd.init(1)
epd.Clear(0xFF, 1)
return epd
def resetEpaper():
global epd
epd = epd3in7.EPD()
logging.info("init and Clear, NOW WAIT")
time.sleep(.2)
reset(0, 1)
reset(0, 2)
reset(1, 1)
reset(1, 2)
# update screen before loop
updateScreen()
os.path.dirname(os.path.dirname(os.path.realpath(__file__))), 'lib')
if os.path.exists(libdir):
sys.path.append(libdir)
import logging
from waveshare_epd import epd3in7
import time
from PIL import Image, ImageDraw, ImageFont
import traceback
logging.basicConfig(level=logging.DEBUG)
try:
logging.info("epd3in7 Demo")
epd = epd3in7.EPD()
logging.info("init and Clear")
epd.init(0)
epd.Clear(0xFF, 0)
font24 = ImageFont.truetype(os.path.join(picdir, 'Font.ttc'), 24)
font18 = ImageFont.truetype(os.path.join(picdir, 'Font.ttc'), 18)
# Drawing on the Horizontal image
logging.info("1.Drawing on the Horizontal image...")
Himage = Image.new('L', (epd.height, epd.width),
0xFF) # 0xFF: clear the frame
draw = ImageDraw.Draw(Himage)
draw.text((10, 0), 'hello world', font=font24, fill=0)
draw.text((10, 20), '3.7inch e-Paper', font=font24, fill=0)
draw.text((10, 100), u'微雪电子', font=font24, fill=epd.GRAY1)
