e-paper-display/bcm2835-1.71/e-Paper/RaspberryPi_JetsonNano/python/examples/epd_1in02_test.py

100 lines
3.0 KiB
Python

#!/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 epd1in02
import time
from PIL import Image,ImageDraw,ImageFont
import traceback
logging.basicConfig(level=logging.DEBUG)
try:
logging.info("epd1in02 Demo")
epd = epd1in02.EPD()
logging.info("init and Clear")
epd.Init()
epd.Clear()
# Drawing on the image
logging.info("1.Drawing on the image...")
image = Image.new('1', (epd.height, epd.width), 255) # 255: clear the frame
draw = ImageDraw.Draw(image)
font = ImageFont.truetype(os.path.join(picdir, 'Font.ttc'), 24)
draw.text((5, 0), 'hello world', font = font, fill = 0)
draw.text((15, 40), u'微雪电子', font = font, fill = 0)
epd.Display(epd.getbuffer(image))
time.sleep(2)
image = Image.new('1', (epd.height, epd.width), 255) # 255: clear the frame
draw = ImageDraw.Draw(image)
draw.rectangle((20, 0, 100, 80), fill = 0)
draw.rectangle((22, 2, 98, 78), fill = 255)
draw.chord((22, 2, 98, 78), 0, 360, fill = 0)
draw.chord((24, 4, 96, 76), 0, 360, fill = 255)
draw.line((20, 0, 100, 80), fill = 0)
draw.line((20, 80, 100, 0), fill = 0)
epd.display(epd.getbuffer(image))
time.sleep(2)
# read bmp file
logging.info("2.read bmp file...")
image = Image.open(os.path.join(picdir, '1in02.bmp'))
epd.display(epd.getbuffer(image))
time.sleep(2)
# read bmp file on window
logging.info("3.read bmp file on window...")
image1 = Image.new('1', (epd.width, epd.height), 255) # 255: clear the frame
bmp = Image.open(os.path.join(picdir, '100x100.bmp'))
image1.paste(bmp, (0,0))
epd.display(epd.getbuffer(image1))
time.sleep(2)
# # partial update
logging.info("4.show time...")
epd.Clear()
epd.Partial_Init()
time_image = Image.new('1', (epd.height, epd.width), 255)
time_draw = ImageDraw.Draw(time_image)
image_old = epd.getbuffer(time_image)
num = 0
while (True):
time_draw.rectangle((10, 10, 120, 50), fill = 255)
time_draw.text((10, 10), time.strftime('%H:%M:%S'), font = font, fill = 0)
newimage = time_image.crop([10, 10, 120, 50])
time_image.paste(newimage, (10,10))
epd.DisplayPartial(image_old, epd.getbuffer(time_image))
image_old = epd.getbuffer(time_image)
num = num + 1
if(num == 10):
break
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:")
epd1in54.epdconfig.module_exit()
exit()