2020-12-10

RaspberryPi_JetsonNano/python/examples/epd_1in54_test.py

@@ -0,0 +1,96 @@
+#!/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 epd1in54
+import time
+from PIL import Image,ImageDraw,ImageFont
+import traceback
+
+logging.basicConfig(level=logging.DEBUG)
+
+try:
+    logging.info("epd1in54 Demo")
+    
+    epd = epd1in54.EPD()
+    logging.info("init and Clear")
+    epd.init(epd.lut_full_update)
+    epd.Clear(0xFF)
+    
+    # Drawing on the image
+    logging.info("1.Drawing on the image...")
+    image = Image.new('1', (epd.width, epd.height), 255)  # 255: clear the frame
+    
+    draw = ImageDraw.Draw(image)
+    font = ImageFont.truetype(os.path.join(picdir, 'Font.ttc'), 24)
+    draw.rectangle((0, 10, 200, 34), fill = 0)
+    draw.text((8, 12), 'hello world', font = font, fill = 255)
+    draw.text((8, 36), u'微雪电子', font = font, fill = 0)
+    draw.line((16, 60, 56, 60), fill = 0)
+    draw.line((56, 60, 56, 110), fill = 0)
+    draw.line((16, 110, 56, 110), fill = 0)
+    draw.line((16, 110, 16, 60), fill = 0)
+    draw.line((16, 60, 56, 110), fill = 0)
+    draw.line((56, 60, 16, 110), fill = 0)
+    draw.arc((90, 60, 150, 120), 0, 360, fill = 0)
+    draw.rectangle((16, 130, 56, 180), fill = 0)
+    draw.chord((90, 130, 150, 190), 0, 360, fill = 0)
+    epd.display(epd.getbuffer(image.rotate(90)))
+    time.sleep(2)
+    
+    # read bmp file 
+    logging.info("2.read bmp file...")
+    image = Image.open(os.path.join(picdir, '1in54.bmp'))
+    epd.display(epd.getbuffer(image))
+    time.sleep(2)
+    
+    # read bmp file on window
+    logging.info("3.read bmp file on window...")
+    epd.Clear(0xFF)
+    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, (50,50))    
+    epd.display(epd.getbuffer(image1))
+    time.sleep(2)
+    
+    # # partial update
+    logging.info("4.show time...")
+    epd.init(epd.lut_partial_update)    
+    epd.Clear(0xFF)
+    
+    time_image = Image.new('1', (epd.width, epd.height), 255)
+    time_draw = ImageDraw.Draw(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.display(epd.getbuffer(time_image))
+        num = num + 1
+        if(num == 10):
+            break
+    
+    logging.info("Clear...")
+    epd.init(epd.lut_full_update)
+    epd.Clear(0xFF)
+    
+    logging.info("Goto Sleep...")
+    epd.sleep()
+    time.sleep(3)
+    
+    epd.Dev_exit()
+        
+except IOError as e:
+    logging.info(e)
+    
+except KeyboardInterrupt:    
+    logging.info("ctrl + c:")
+    epd1in54.epdconfig.module_exit()
+    exit()