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Add the 4.37inch e-Paper (G) Python program

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SSYYL 2022-08-15 18:57:30 +08:00
parent 023a5759e3
commit 77c499d749
11 changed files with 348 additions and 83 deletions
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RaspberryPi_JetsonNano/python/examples/epd_4in37g_test.py Normal file
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#!/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 epd4in37g
import time
from PIL import Image,ImageDraw,ImageFont
import traceback
logging.basicConfig(level=logging.DEBUG)
try:
logging.info("epd4in37g Demo")
epd = epd4in37g.EPD()
logging.info("init and Clear")
epd.init()
epd.Clear()
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), '7.3inch e-Paper', 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((5, 170, 80, 245), fill = epd.RED)
draw.line((80, 170, 5, 245), fill = epd.YELLOW)
draw.rectangle((5, 170, 80, 245), outline = epd.BLACK)
draw.rectangle((90, 170, 165, 245), fill = epd.YELLOW)
draw.arc((5, 250, 80, 325), 0, 360, fill = epd.BLACK)
draw.chord((90, 250, 165, 325), 0, 360, fill = epd.RED)
epd.display(epd.getbuffer(Himage))
time.sleep(3)
# read bmp file
logging.info("3.read image file")
Himage = Image.open(os.path.join(picdir, '4in37g0.jpg'))
epd.display(epd.getbuffer(Himage))
time.sleep(3)
logging.info("3.read image file")
Himage = Image.open(os.path.join(picdir, '4in37g1.jpg'))
epd.display(epd.getbuffer(Himage))
time.sleep(3)
logging.info("3.read image file")
Himage = Image.open(os.path.join(picdir, '4in37g2.jpg'))
epd.display(epd.getbuffer(Himage))
time.sleep(3)
logging.info("Clear...")
epd.Clear()
logging.info("Goto Sleep...")
epd.sleep()
except IOError as e:
logging.info(e)
except KeyboardInterrupt:
logging.info("ctrl + c:")
epd4in37g.epdconfig.module_exit()
exit()