77 lines
2.0 KiB
Python
77 lines
2.0 KiB
Python
import WIFI_CONFIG
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from network_manager import NetworkManager
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import uasyncio
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from urllib import urequest
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from interstate75 import Interstate75, DISPLAY_INTERSTATE75_128X64
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import jpegdec
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import random
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"""
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Grab a random image from PlaceKitten.com
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and display it on Interstate 75 W.
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To run this example you'll need WIFI_CONFIG.py and network_manager.py from
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the pimoroni-pico micropython/examples/common folder.
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"""
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i75 = Interstate75(display=DISPLAY_INTERSTATE75_128X64)
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graphics = i75.display
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WIDTH = i75.width
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HEIGHT = i75.height
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FILENAME = "placekitten.jpg"
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ENDPOINT = "http://placekitten.com/{0}/{1}"
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# some colours to draw with
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WHITE = graphics.create_pen(255, 255, 255)
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BLACK = graphics.create_pen(0, 0, 0)
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def status_handler(mode, status, ip):
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graphics.set_font("bitmap8")
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graphics.set_pen(BLACK)
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graphics.clear()
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graphics.set_pen(WHITE)
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graphics.text("Network: {}".format(WIFI_CONFIG.SSID), 2, 2, scale=1)
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status_text = "Connecting..."
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if status is not None:
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if status:
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status_text = "Connection successful!"
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else:
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status_text = "Connection failed!"
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graphics.text(status_text, 2, 12, scale=1)
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graphics.text("IP: {}".format(ip), 2, 22, scale=1)
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i75.update(graphics)
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# connect to wifi
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network_manager = NetworkManager(WIFI_CONFIG.COUNTRY, status_handler=status_handler)
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uasyncio.get_event_loop().run_until_complete(network_manager.client(WIFI_CONFIG.SSID, WIFI_CONFIG.PSK))
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url = ENDPOINT.format(WIDTH, HEIGHT + random.randint(0, 10))
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print("Requesting URL: {}".format(url))
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socket = urequest.urlopen(url)
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# Load the image data into RAM (if you have enough!)
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data = bytearray(1024 * 10)
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socket.readinto(data)
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socket.close()
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# draw the image
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jpeg = jpegdec.JPEG(graphics)
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jpeg.open_RAM(data)
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jpeg.decode(0, 0)
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"""
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# draw a box with the URL - only really works on looooong displays
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graphics.set_pen(BLACK)
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graphics.rectangle(0, HEIGHT - 7, WIDTH, 7)
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graphics.set_font("bitmap6")
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graphics.set_pen(WHITE)
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graphics.text(url, 1, HEIGHT - 7, scale=1)
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"""
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# update the display
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i75.update(graphics)
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