IceXPR · November 9, 2020 05:48 · Nov 9, 2020
diff --git a/code.py b/code.py
@@ -0,0 +1,147 @@
+import sys
+import time
+import board
+import wifi
+import socketpool
+import adafruit_requests
+import ssl
+import rtc
+import displayio
+import terminalio
+import adafruit_il0373
+import adafruit_miniqr
+from adafruit_display_text import label
+from adafruit_bitmap_font import bitmap_font
+
+
+# The time of the thing!
+EVENT_YEAR = 2021
+EVENT_MONTH = 1
+EVENT_DAY = 20
+EVENT_HOUR = 12
+EVENT_MINUTE = 00
+# we'll make a python-friendly structure
+event_time = time.struct_time((EVENT_YEAR, EVENT_MONTH, EVENT_DAY,
+                               EVENT_HOUR, EVENT_MINUTE, 0,  # we don't track seconds
+                               -1, -1, False))  # we dont know day of week/year or DST
+
+displayio.release_displays()
+display_bus = displayio.FourWire(board.SPI(), command=board.EPD_DC,
+                                 chip_select=board.EPD_CS,
+                                 reset=board.EPD_RESET, baudrate=1000000)
+time.sleep(1)
+display = adafruit_il0373.IL0373(
+    display_bus,
+    width=296,
+    height=128,
+    rotation=270,
+    black_bits_inverted=False,
+    color_bits_inverted=False,
+    grayscale=True,
+    refresh_time=1,
+    seconds_per_frame=5
+)
+
+
+def bitmap_QR(matrix):
+    # monochome (2 color) palette
+    BORDER_PIXELS = 2
+
+    # bitmap the size of the screen, monochrome (2 colors)
+    bitmap = displayio.Bitmap(
+        matrix.width + 2 * BORDER_PIXELS, matrix.height + 2 * BORDER_PIXELS, 2
+    )
+    # raster the QR code
+    for y in range(matrix.height):  # each scanline in the height
+        for x in range(matrix.width):
+            if matrix[x, y]:
+                bitmap[x + BORDER_PIXELS, y + BORDER_PIXELS] = 1
+            else:
+                bitmap[x + BORDER_PIXELS, y + BORDER_PIXELS] = 0
+    return bitmap
+
+qr = adafruit_miniqr.QRCode(qr_type=3, error_correct=adafruit_miniqr.L)
+qr.add_data(b"https://buildbackbetter.com/")
+qr.make()
+
+# generate the 1-pixel-per-bit bitmap
+qr_bitmap = bitmap_QR(qr.matrix)
+# We'll draw with a classic black/white palette
+palette = displayio.Palette(2)
+palette[0] = 0xFFFFFF
+palette[1] = 0x000000
+# we'll scale the QR code as big as the display can handle
+scale = min(
+    display.width // qr_bitmap.width, display.height // qr_bitmap.height
+)
+# then put it on the right
+pos_x = int((display.width / scale) - qr_bitmap.width)
+pos_y = int(((display.height / scale) - qr_bitmap.height) / 2)
+qr_img = displayio.TileGrid(qr_bitmap, pixel_shader=palette, x=pos_x, y=pos_y)
+qr_group =  displayio.Group(scale=scale)
+qr_group.append(qr_img)
+
+# bg color
+bg_bm = displayio.Bitmap(display.width, display.height, 1)
+bg_sprite = displayio.TileGrid(bg_bm, pixel_shader=palette, x = 0, y = 0)
+
+# text label
+
+font = bitmap_font.load_font("Arial-Bold-24.bdf")
+text_area = label.Label(font, text="Loading...", max_glyphs=40,
+                        anchor_point = (0, 0.5), line_spacing=0.75,
+                        x = 10, y = display.height//2, color = 0x0)
+
+splash = displayio.Group()
+splash.append(bg_sprite)
+splash.append(qr_group)
+splash.append(text_area)
+display.show(splash)
+display.refresh()
+
+wifi.radio.connect("adafruit", "ffffffff")
+print("ip", wifi.radio.ipv4_address)
+
+#ipv4 = ipaddress.ip_address("8.8.4.4")
+#print(ipv4)
+#print("ping", wifi.radio.ping(ipv4))
+
+pool = socketpool.SocketPool(wifi.radio)
+requests = adafruit_requests.Session(pool, ssl.create_default_context())
+
+response = requests.get("http://worldtimeapi.org/api/timezone/America/New_York")
+#print(response.status_code)
+datetime_str = response.json()['datetime']
+#print(datetime_str)
+datesplit = datetime_str.split("-")
+year = int(datesplit[0])
+month = int(datesplit[1])
+timesplit = datesplit[2].split("T")
+mday = int(timesplit[0])
+timesplit = timesplit[1].split(":")
+hours = int(timesplit[0])
+minutes = int(timesplit[1])
+seconds = int(float(timesplit[2].split("-")[0]))
+rtc.RTC().datetime =  time.struct_time((year, month, mday, hours, minutes, seconds, 0, 0, False))
+
+while True:
+    now = time.localtime()
+    print("Current time:", now)
+    remaining = time.mktime(event_time) - time.mktime(now)
+    print("Time remaining (s):", remaining)
+    if remaining < 0:
+        print("EVENT TIME")
+        while True:  # that's all folks
+            pass
+    secs_remaining = remaining % 60
+    remaining //= 60
+    mins_remaining = remaining % 60
+    remaining //= 60
+    hours_remaining = remaining % 24
+    remaining //= 24
+    days_remaining = remaining
+    print("%d days, %d hours, %d minutes and %s seconds" %
+          (days_remaining, hours_remaining, mins_remaining, secs_remaining))
+    text_area.text = "%d Days\n%d Hours\n%d Mins" % (days_remaining, hours_remaining, mins_remaining)
+    display.refresh()
+    time.sleep(60)
No results found