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e-Paper/RaspberryPi_JetsonNano/python/examples/epd_5in79g_test.py

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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 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()