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e-Paper/RaspberryPi_JetsonNano/python/examples/epd_5in83_V2_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 epd5in83_V2
+import time
+from PIL import Image,ImageDraw,ImageFont
+import traceback
+
+logging.basicConfig(level=logging.DEBUG)
+
+try:
+    logging.info("epd5in83_V2 Demo")
+    
+    epd = epd5in83_V2.EPD()
+    logging.info("init and Clear")
+    epd.init_Fast()
+    epd.Clear()
+    time.sleep(2)
+    font24 = ImageFont.truetype(os.path.join(picdir, 'Font.ttc'), 24)
+    font18 = ImageFont.truetype(os.path.join(picdir, 'Font.ttc'), 18)
+    font35 = ImageFont.truetype(os.path.join(picdir, 'Font.ttc'), 35)
+
+    logging.info("read bmp file")
+    epd.init_Fast()
+    Himage = Image.open(os.path.join(picdir, '5in83_V2.bmp'))
+    epd.display_Fast(epd.getbuffer(Himage))
+    time.sleep(2)
+
+    logging.info("read bmp file on window")
+    Himage2 = Image.new('1', (epd.width, epd.height), 255)  # 255: clear the frame
+    bmp = Image.open(os.path.join(picdir, '100x100.bmp'))
+    Himage2.paste(bmp, (50,10))
+    epd.display_Fast(epd.getbuffer(Himage2))
+    time.sleep(2)
+
+
+    # Drawing on the Vertical image
+    logging.info("Drawing on the Horizontal image...")
+    Himage = Image.new('1', (epd.width, epd.height), 255)  # 255: clear the frame
+    draw = ImageDraw.Draw(Himage)
+    draw.text((10, 0), 'hello world', font = font24, fill = 0)
+    draw.text((10, 20), '5.83inch e-Paper', font = font24, fill = 0)
+    draw.text((150, 0), u'微雪电子', font = font24, fill = 0)    
+    draw.line((20, 50, 70, 100), fill = 0)
+    draw.line((70, 50, 20, 100), fill = 0)
+    draw.rectangle((20, 50, 70, 100), outline = 0)
+    draw.line((165, 50, 165, 100), fill = 0)
+    draw.line((140, 75, 190, 75), fill = 0)
+    draw.arc((140, 50, 190, 100), 0, 360, fill = 0)
+    draw.rectangle((80, 50, 130, 100), fill = 0)
+    draw.chord((200, 50, 250, 100), 0, 360, fill = 0)
+    epd.display(epd.getbuffer(Himage))
+    time.sleep(2)
+
+    # partial update
+    logging.info("5.show time")
+    epd.init_Part()
+    # epd.Clear()
+    # Himage = Image.new('1', (epd.width, epd.height), 255)
+    # draw = ImageDraw.Draw(Himage)
+    num = 0
+    while (True):
+        draw.rectangle((10, 120, 130, 170), fill = 255)
+        draw.text((10, 120), time.strftime('%H:%M:%S'), font = font24, fill = 0)
+        epd.display_Partial(epd.getbuffer(Himage))
+        time.sleep(1)
+        num = num + 1
+        if(num == 10):
+            break
+
+    '''4Gray display'''
+    logging.info("4Gray display--------------------------------")
+    epd.init_4GRAY()
+    
+    Limage = Image.new('L', (epd.width, epd.height), 255)  # 255: clear the frame
+    draw = ImageDraw.Draw(Limage)
+    draw.text((20, 0), u'微雪电子', font = font35, fill = epd.GRAY4)
+    draw.text((20, 35), u'微雪电子', font = font35, fill = epd.GRAY3)
+    draw.text((20, 70), u'微雪电子', font = font35, fill = epd.GRAY2)
+    draw.text((40, 110), 'hello world', font = font18, fill = epd.GRAY4)
+    draw.line((10, 140, 60, 190), fill = epd.GRAY4)
+    draw.line((60, 140, 10, 190), fill = epd.GRAY4)
+    draw.rectangle((10, 140, 60, 190), outline = epd.GRAY4)
+    draw.line((95, 140, 95, 190), fill = epd.GRAY4)
+    draw.line((70, 165, 120, 165), fill = epd.GRAY4)
+    draw.arc((70, 140, 120, 190), 0, 360, fill = epd.GRAY4)
+    draw.rectangle((10, 200, 60, 250), fill = epd.GRAY4)
+    draw.chord((70, 200, 120, 250), 0, 360, fill = epd.GRAY4)
+    epd.display_4Gray(epd.getbuffer_4Gray(Limage))
+    time.sleep(2)
+    
+    #display 4Gra bmp
+    Himage = Image.open(os.path.join(picdir, '5in83_V2_4Gray.bmp'))
+    epd.display_4Gray(epd.getbuffer_4Gray(Himage))
+    time.sleep(2)
+    
+
+    logging.info("Clear...")
+    epd.init()
+    epd.Clear()
+    time.sleep(2)
+
+    logging.info("Goto Sleep...")
+    epd.sleep()
+    
+except IOError as e:
+    logging.info(e)
+    
+except KeyboardInterrupt:    
+    logging.info("ctrl + c:")
+    epd5in83_V2.epdconfig.module_exit(cleanup=True)
+    exit()