73 lines
2.3 KiB
Python
73 lines
2.3 KiB
Python
from datetime import datetime
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from PIL import Image, ImageDraw, ImageFont
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def scale_to_height(icon):
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scale = 100 / icon.height
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return icon.resize((int(icon.width * scale), int(icon.height * scale)))
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BLACK = 0x000000 # 00 BGR
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WHITE = 0xffffff # 01
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YELLOW = 0x00ffff # 10
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RED = 0x0000ff # 11
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fontmm = ImageFont.truetype('NETWORKSANS-2019-REGULAR.TTF', 20)
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font24 = ImageFont.truetype('NETWORKSANS-2019-REGULAR.TTF', 24)
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font42 = ImageFont.truetype('NETWORKSANS-2019-REGULAR.TTF', 42)
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font64 = ImageFont.truetype('NETWORKSANS-2019-REGULAR.TTF', 64)
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fonttime = ImageFont.truetype('NETWORKSANS-2019-REGULAR.TTF', 92)
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image = Image.new('RGB', (800, 480), WHITE)
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draw = ImageDraw.Draw(image)
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# Backing image
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with Image.open('ui test 2.png').convert('RGBA') as bg:
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image.paste(bg, (0, 0))
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# Time
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now = datetime.now()
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draw.text((-3, 480-3), f'{now:%H:%M}', font=fonttime, anchor="ls", fill=WHITE)
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# Date
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dateday = f'{now:%d}'
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draw.text((-3, 320), dateday, font=font64, anchor="ls", fill=WHITE)
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datedaylength = draw.textlength(dateday, font=font64)
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draw.text((datedaylength + 5, 320), f'{now:%b}', font=font64, anchor="lt", fill=WHITE)
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# Temperature
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temp = 6
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temphigh = 12
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draw.text((-3, 200), f'{temp}°', font=font64, anchor="ls", fill=WHITE)
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draw.text((123, 237), f'{temphigh}', font=font42, anchor="ms", fill=WHITE)
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# Rainfall
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rainfall = 3
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rainthreshold = 5
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if rainfall > rainthreshold:
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rainimgpath = 'rain.png'
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else:
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rainimgpath = 'sun.png'
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draw.text((40, 0), f'{rainfall}', font=font64, anchor="mt")
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with Image.open(rainimgpath) as rainimg:
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image.paste(rainimg,mask=rainimg)
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draw.text((40, 55), f'mm', font=fontmm, anchor="mt")
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image.save('test_before_palette.png')
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# Dither into eink palette
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pal_image = Image.new('P', (1, 1))
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pal_image.putpalette((0x00,0x00,0x00, 0xff,0xff,0xff, 0xff,0xff,0x00, 0xff,0x00,0x00) + (0x00,0x00,0x00)*252)
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# Convert the source image to the 4 colors, dithering if needed
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image_4color = image.quantize(palette=pal_image, dither=Image.NONE)
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image_4color.save('test_after_palette.png')
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show_on_screen = False
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if show_on_screen:
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import epd7in3g as epd
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try:
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epd.init()
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epd.display(epd.get_buffer(image))
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input('Press Enter to clear')
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finally:
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epd.clear()
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epd.epdconfig.module_exit(cleanup=True)
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