wavesharelib/RaspberryPi_JetsonNano/python/examples/epd_5in79g_test.py

#!/usr/bin/python
# -*- coding:utf-8 -*-
import sys
import os
picdir = os.path.join(os.path.dirname(os.path.dirname(os.path.realpath(__file__))), 'pic')
libdir = os.path.join(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 epd5in79g
import time
from PIL import Image,ImageDraw,ImageFont
import traceback

logging.basicConfig(level=logging.DEBUG)

try:
    logging.info("epd5in79b Demo")
    
    epd = epd5in79g.EPD()
    logging.info("init and Clear")
    epd.init()
    epd.Clear()
    time.sleep(1)
    
    # Drawing on the image
    logging.info("Drawing")    
    font24 = ImageFont.truetype(os.path.join(picdir, 'Font.ttc'), 24)
    font18 = ImageFont.truetype(os.path.join(picdir, 'Font.ttc'), 18)
    font40 = ImageFont.truetype(os.path.join(picdir, 'Font.ttc'), 40)
    
    # Drawing on the image
    logging.info("1.Drawing on the image...")
    Himage = Image.new('RGB', (epd.width, epd.height), epd.WHITE)  # 255: clear the frame
    draw = ImageDraw.Draw(Himage)
    draw.text((5, 0), 'hello world', font = font18, fill = epd.RED)
    draw.text((5, 20), '5.79inch e-Paper (G)', font = font24, fill = epd.YELLOW)
    draw.text((5, 45), u'微雪电子', font = font40, fill = epd.BLACK)
    draw.text((5, 85), u'微雪电子', font = font40, fill = epd.YELLOW)
    draw.text((5, 125), u'微雪电子', font = font40, fill = epd.RED)

    draw.line((300, 10, 375, 85), fill = epd.RED)
    draw.line((375, 10, 300, 85), fill = epd.YELLOW)
    draw.rectangle((300, 10, 375, 85), outline = epd.BLACK)
    draw.rectangle((400, 10, 475, 85), fill = epd.YELLOW)
    draw.arc((300, 90, 375, 165), 0, 360, fill = epd.BLACK)
    draw.chord((400, 90, 475, 165), 0, 360, fill = epd.RED)
    epd.display(epd.getbuffer(Himage))
    time.sleep(3)
    
    # read bmp file 
    logging.info("2.read image file")
    Himage = Image.open(os.path.join(picdir, '5in79g.bmp'))
    epd.display(epd.getbuffer(Himage))
    time.sleep(3)
    
    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:")
    epd5in79g.epdconfig.module_exit(cleanup=True)
    exit()