85 lines
2.4 KiB
Python
85 lines
2.4 KiB
Python
import digitalio
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import busio
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import board
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from PIL import Image
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from PIL import ImageDraw
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from PIL import ImageFont
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from adafruit_epd.epd import Adafruit_EPD
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from adafruit_epd.il0373 import Adafruit_IL0373
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# create the spi device and pins we will need
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spi = busio.SPI(board.SCK, MOSI=board.MOSI, MISO=board.MISO)
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ecs = digitalio.DigitalInOut(board.D22)
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dc = digitalio.DigitalInOut(board.D13)
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srcs = digitalio.DigitalInOut(board.D6)
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rst = digitalio.DigitalInOut(board.D19)
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busy = digitalio.DigitalInOut(board.D26)
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# give them all to our driver
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print("Creating display")
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display = Adafruit_IL0373(104, 212, spi,
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cs_pin=ecs, dc_pin=dc, sramcs_pin=srcs,
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rst_pin=rst, busy_pin=busy)
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# Create blank image for drawing.
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# Make sure to create image with mode '1' for 1-bit color.
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width = display.width
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height = display.height
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image = Image.new('RGB', (width, height))
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WHITE = (0xFF, 0xFF, 0xFF)
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RED = (0xFF, 0x00, 0x00)
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BLACK = (0x00, 0x00, 0x00)
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# clear the buffer
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display.fill(Adafruit_EPD.WHITE)
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# Get drawing object to draw on image.
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draw = ImageDraw.Draw(image)
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# Draw a white filled box to clear the image.
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draw.rectangle((0,0,width,height), outline=BLACK, fill=WHITE)
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# Draw some shapes.
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# First define some constants to allow easy resizing of shapes.
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padding = 2
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shape_width = 30
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top = padding
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bottom = height-padding
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# Move left to right keeping track of the current x position for drawing shapes.
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x = padding
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# Draw an ellipse.
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draw.ellipse((x, top , x+shape_width, bottom), outline=RED, fill=WHITE)
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x += shape_width+padding
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# Draw a rectangle.
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draw.rectangle((x, top, x+shape_width, bottom), outline=RED, fill=BLACK)
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x += shape_width+padding
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# Draw a triangle.
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draw.polygon([(x, bottom), (x+shape_width/2, top), (x+shape_width, bottom)],
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outline=BLACK, fill=RED)
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x += shape_width+padding
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# Draw an X.
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draw.line((x, bottom, x+shape_width, top), fill=RED)
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draw.line((x, top, x+shape_width, bottom), fill=RED)
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x += shape_width+padding
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# Load default font.
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font = ImageFont.load_default()
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# Alternatively load a TTF font. Make sure the .ttf font
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# file is in the same directory as the python script!
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# Some other nice fonts to try: http://www.dafont.com/bitmap.php
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#font = ImageFont.truetype('Minecraftia.ttf', 8)
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# Write two lines of text.
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draw.text((x, top), 'Hello', font=font, fill=RED)
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draw.text((x, top+20), 'World!', font=font, fill=RED)
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# Display image.
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display.image(image)
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display.display()
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