pimoroni-pico/micropython/examples/inky_frame/inky_frame_daily_activity.py

144 wiersze
3.7 KiB
Python

import gc
import WIFI_CONFIG
from network_manager import NetworkManager
import uasyncio
import ujson
from urllib import urequest
# from picographics import PicoGraphics, DISPLAY_INKY_FRAME as DISPLAY # 5.7"
# from picographics import PicoGraphics, DISPLAY_INKY_FRAME_4 as DISPLAY # 4.0"
from picographics import PicoGraphics, DISPLAY_INKY_FRAME_7 as DISPLAY # 7.3"
from machine import Pin
from pimoroni_i2c import PimoroniI2C
from pcf85063a import PCF85063A
import time
I2C_SDA_PIN = 4
I2C_SCL_PIN = 5
HOLD_VSYS_EN_PIN = 2
# set up and enable vsys hold so we don't go to sleep
hold_vsys_en_pin = Pin(HOLD_VSYS_EN_PIN, Pin.OUT)
hold_vsys_en_pin.value(True)
# intialise the pcf85063a real time clock chip
i2c = PimoroniI2C(I2C_SDA_PIN, I2C_SCL_PIN, 100000)
rtc = PCF85063A(i2c)
# Length of time between updates in Seconds.
# Frequent updates will reduce battery life!
UPDATE_INTERVAL = 60 * 1
# API URL
URL = "https://www.boredapi.com/api/activity"
def status_handler(mode, status, ip):
print(mode, status, ip)
network_manager = NetworkManager(WIFI_CONFIG.COUNTRY, status_handler=status_handler)
gc.collect()
graphics = PicoGraphics(DISPLAY)
WIDTH, HEIGHT = graphics.get_bounds()
gc.collect()
def display_quote(text, ox, oy, scale, wordwrap):
# Processing text is memory intensive
# so we'll do it one char at a time as we draw to the screen
line_height = 8 * scale
html = False
html_tag = ""
word = ""
space_width = graphics.measure_text(" ", scale=scale)
x = ox
y = oy
for char in text:
if char in "[]":
continue
if char == "<":
html = True
html_tag = ""
continue
if char == ">":
html = False
continue
if html:
if char in "/ ":
continue
html_tag += char
continue
if char in (" ", "\n") or html_tag == "br":
w = graphics.measure_text(word, scale=scale)
if x + w > wordwrap or char == "\n" or html_tag == "br":
x = ox
y += line_height
graphics.text(word, x, y, scale=scale)
word = ""
html_tag = ""
x += w + space_width
continue
word += char
# Last word
w = graphics.measure_text(word, scale=scale)
if x + w > wordwrap:
x = ox
y += line_height
graphics.text(word, x, y, scale=scale)
rtc.enable_timer_interrupt(True)
while True:
# Connect to WiFi
uasyncio.get_event_loop().run_until_complete(network_manager.client(WIFI_CONFIG.SSID, WIFI_CONFIG.PSK))
# Clear the screen
graphics.set_pen(1)
graphics.clear()
graphics.set_pen(0)
# Grab the data
socket = urequest.urlopen(URL)
j = ujson.load(socket)
socket.close()
text = [j['activity'], j['type'], j['participants']]
# Page lines!
graphics.set_pen(3)
graphics.line(0, 65, WIDTH, 65)
for i in range(2, 13):
graphics.line(0, i * 35, WIDTH, i * 35)
# Page margin
graphics.set_pen(4)
graphics.line(50, 0, 50, HEIGHT)
graphics.set_pen(0)
# Main text
graphics.set_font("cursive")
graphics.set_pen(4)
graphics.set_font("cursive")
graphics.text("Activity Idea", 55, 30, WIDTH - 20, 2)
graphics.set_pen(0)
graphics.set_font("bitmap8")
display_quote(text[0], 55, 170, 5, WIDTH - 20)
graphics.set_pen(2)
graphics.text("Activity Type: " + text[1], 55, HEIGHT - 45, WIDTH - 20, 2)
graphics.text("Participants: " + str(text[2]), 400, HEIGHT - 45, WIDTH - 20, 2)
graphics.update()
# Time to have a little nap until the next update
rtc.set_timer(UPDATE_INTERVAL)
hold_vsys_en_pin.init(Pin.IN)
time.sleep(UPDATE_INTERVAL)