116 lines
4.4 KiB
Python
116 lines
4.4 KiB
Python
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#!/usr/bin/python
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# -*- coding:utf-8 -*-
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import sys
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import os
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picdir = os.path.join(os.path.dirname(os.path.dirname(os.path.realpath(__file__))), 'pic')
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libdir = os.path.join(os.path.dirname(os.path.dirname(os.path.realpath(__file__))), 'lib')
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if os.path.exists(libdir):
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sys.path.append(libdir)
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import logging
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from waveshare_epd import epd3in7
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import time
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from PIL import Image,ImageDraw,ImageFont
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import traceback
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logging.basicConfig(level=logging.DEBUG)
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try:
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logging.info("epd3in7 Demo")
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epd = epd3in7.EPD()
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logging.info("init and Clear")
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epd.init(0)
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epd.Clear(0xFF, 0)
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font36 = ImageFont.truetype(os.path.join(picdir, 'Font.ttc'), 36)
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font24 = ImageFont.truetype(os.path.join(picdir, 'Font.ttc'), 24)
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font18 = ImageFont.truetype(os.path.join(picdir, 'Font.ttc'), 18)
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# Drawing on the Horizontal image
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logging.info("1.Drawing on the Horizontal image...")
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Himage = Image.new('L', (epd.height, epd.width), 0xFF) # 0xFF: clear the frame
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draw = ImageDraw.Draw(Himage)
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draw.text((10, 0), 'hello world', font = font24, fill = 0)
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draw.text((10, 20), '3.7inch e-Paper', font = font24, fill = 0)
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draw.rectangle((10, 110, 154, 146), 'black', 'black')
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draw.text((10, 110), u'微雪电子', font = font36, fill = epd.GRAY1)
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draw.text((10, 150), u'微雪电子', font = font36, fill = epd.GRAY2)
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draw.text((10, 190), u'微雪电子', font = font36, fill = epd.GRAY3)
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draw.text((10, 230), u'微雪电子', font = font36, fill = epd.GRAY4)
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draw.line((20, 50, 70, 100), fill = 0)
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draw.line((70, 50, 20, 100), fill = 0)
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draw.rectangle((20, 50, 70, 100), outline = 0)
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draw.line((165, 50, 165, 100), fill = 0)
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draw.line((140, 75, 190, 75), fill = 0)
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draw.arc((140, 50, 190, 100), 0, 360, fill = 0)
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draw.rectangle((80, 50, 130, 100), fill = 0)
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draw.chord((200, 50, 250, 100), 0, 360, fill = 0)
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epd.display_4Gray(epd.getbuffer_4Gray(Himage))
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time.sleep(5)
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logging.info("2.read 4 Gray bmp file")
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Himage = Image.open(os.path.join(picdir, '3in7_4gray2.bmp'))
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epd.display_4Gray(epd.getbuffer_4Gray(Himage))
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time.sleep(5)
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logging.info("3.read bmp file on window")
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Himage2 = Image.new('1', (epd.height, epd.width), 255) # 255: clear the frame
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bmp = Image.open(os.path.join(picdir, '100x100.bmp'))
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Himage2.paste(bmp, (200,50))
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epd.display_4Gray(epd.getbuffer_4Gray(Himage2))
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time.sleep(5)
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# Drawing on the Vertical image
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logging.info("4.Drawing on the Vertical image...")
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Limage = Image.new('L', (epd.width, epd.height), 0xFF) # 0xFF: clear the frame
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draw = ImageDraw.Draw(Limage)
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draw.text((2, 0), 'hello world', font = font18, fill = 0)
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draw.text((2, 20), '3.7inch epd', font = font18, fill = 0)
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draw.rectangle((130, 20, 274, 56), 'black', 'black')
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draw.text((130, 20), u'微雪电子', font = font36, fill = epd.GRAY1)
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draw.text((130, 60), u'微雪电子', font = font36, fill = epd.GRAY2)
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draw.text((130, 100), u'微雪电子', font = font36, fill = epd.GRAY3)
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draw.text((130, 140), u'微雪电子', font = font36, fill = epd.GRAY4)
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draw.line((10, 90, 60, 140), fill = 0)
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draw.line((60, 90, 10, 140), fill = 0)
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draw.rectangle((10, 90, 60, 140), outline = 0)
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draw.line((95, 90, 95, 140), fill = 0)
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draw.line((70, 115, 120, 115), fill = 0)
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draw.arc((70, 90, 120, 140), 0, 360, fill = 0)
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draw.rectangle((10, 150, 60, 200), fill = 0)
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draw.chord((70, 150, 120, 200), 0, 360, fill = 0)
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epd.display_4Gray(epd.getbuffer_4Gray(Limage))
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time.sleep(5)
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# partial update, just 1 Gary mode
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logging.info("5.show time, partial update, just 1 Gary mode")
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epd.init(1) # 1 Gary mode
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epd.Clear(0xFF, 1)
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time_image = Image.new('1', (epd.height, epd.width), 255)
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time_draw = ImageDraw.Draw(time_image)
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num = 0
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while (True):
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time_draw.rectangle((10, 10, 120, 50), fill = 255)
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time_draw.text((10, 10), time.strftime('%H:%M:%S'), font = font24, fill = 0)
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epd.display_1Gray(epd.getbuffer(time_image))
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num = num + 1
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if(num == 20):
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break
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logging.info("Clear...")
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epd.init(0)
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epd.Clear(0xFF, 0)
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logging.info("Goto Sleep...")
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epd.sleep()
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except IOError as e:
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logging.info(e)
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except KeyboardInterrupt:
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logging.info("ctrl + c:")
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epd3in7.epdconfig.module_exit()
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exit()
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