Display text from stdin on Pimoroni Badger 2040

display-on-badger2040.py

#!/usr/bin/env python3

import pyboard
import sys
from getopt import getopt
from unidecode import unidecode

device = '/dev/ttyACM0'
font = 'bitmap8'
monospace = False
scale = '1'
thickness = '1'
opts, _ = getopt(sys.argv[1:], 'd:hf:ms:t:', ['device=', 'help', 'font=', 'monospace', 'scale=', 'thickness='])
for opt, val in opts:
    if opt in ('-d', '--device'):
        device = val
    elif opt in ('-f', '--font'):
        font = val
    elif opt in ('-m', '--monospace'):
        monospace = True
    elif opt in ('-s', '--scale'):
        scale = val
    elif opt in ('-t', '--thickness'):
        thickness = val
    elif opt in ('-h', '--help'):
        print('Usage: ', sys.argv[0], '[-d|--device=/dev/ttyACM0] [-h|--help] [-f|--font=bitmap8] [-m|--monospace] [-s|--scale=1] [-t|--thickness=1] < inputfile')
        sys.exit()

text = unidecode(sys.stdin.read().rstrip(), errors='replace')
pyb = pyboard.Pyboard(device)
pyb.enter_raw_repl()
pyb.exec_raw_no_follow('''
import badger2040
import machine

badger = badger2040.Badger2040()
badger.set_update_speed(badger2040.UPDATE_FAST)
badger.set_font("''' + font + '''")
badger.set_thickness(''' + thickness + ''')
lines = \'\'\'''' + text + '''\'\'\'.split('\\n')
scale = ''' + scale + '''
monospace = ''' + str(monospace) + '''
curr_page = 0
all_pages = len(lines) // 12 + 1

def refresh():
    badger.set_pen(15)
    badger.clear()
    badger.set_pen(0)
    for i, line in enumerate(lines[curr_page * 12 : (curr_page + 1) * 12]):
        badger.text(line, 0, i * 10, scale=scale, fixed_width=monospace)
    badger.update()

def button(pin):
    global curr_page
    if pin == button_down and curr_page < all_pages - 1:
        curr_page += 1
        refresh()
    elif pin == button_up and curr_page > 0:
        curr_page -= 1
        refresh()
    badger.halt()

button_up = machine.Pin(badger2040.BUTTON_UP, machine.Pin.IN, machine.Pin.PULL_DOWN)
button_down = machine.Pin(badger2040.BUTTON_DOWN, machine.Pin.IN, machine.Pin.PULL_DOWN)
button_up.irq(trigger=machine.Pin.IRQ_RISING, handler=button)
button_down.irq(trigger=machine.Pin.IRQ_RISING, handler=button)
refresh()
badger.halt()
''')
pyb.exit_raw_repl()