MCH2022 badge?
go to mch2022.badge.team

Content import ugfx import badge from appglue import home from . import ean13 #init everything badge.init() ugfx.init() badge.eink_init() ugfx.input_init() # two groups og 6 digits with one leading digit # 7 bits/bars per digit # first digit decides pattern # 296×128 px display # barcode describing variables bar_width = 2 bar_x = int((296-95*bar_width)/2) bar_y = 10 bar_len = int(128/2) sep_len = bar_len+18-1 digit_y = bar_y+bar_len+2 digit_font = "Roboto_Regular18" digit_color = ugfx.BLACK # cursor describing variables cur_pos = 0 cur_a = 7*bar_width cur_b = 2 cur_y = digit_y+18+2 hint = "Press <Start> to go to Home Screen" hint_font = "pixelade13" hint_x = int((296-ugfx.get_string_width(hint, hint_font))/2) hint_y = 128-13-5 # Load and store digits default_digits = [4, 0, 2, 9, 7, 6, 4, 0, 0, 1, 8, 0] namespace = "ean13" def read_digits_from_nvs(): digits = [] for i in range(len(default_digits)): digits += [badge.nvs_get_u8(namespace, str(i), default_digits[i])] return digits def write_digits_to_nvs(digits): for i in range(len(digits)): badge.nvs_set_u8(namespace, str(i), digits[i]) digits = read_digits_from_nvs() def cursor_pos_to_x(pos): cur_x = bar_x+(cur_pos-1)*bar_width*7 cur_x += 3*bar_width if cur_pos in range(1, 7) else + 8* bar_width if cur_pos in range(7,13) else 0 return cur_x def draw_cursor(): ugfx.fill_rounded_box(cursor_pos_to_x(cur_pos), cur_y, cur_a, cur_b, 0, ugfx.BLACK) def undraw_cursor(): ugfx.fill_rounded_box(cursor_pos_to_x(cur_pos), cur_y, cur_a, cur_b, 0, ugfx.WHITE) # move cursor and wrap around def cursor_move(forward): global cur_pos undraw_cursor() cur_pos += 1 if forward else -1 cur_pos %= len(digits) render() # advance cursor def cursor_pp(pressed): if pressed: print("->") cursor_move(True) # move back cursor def cursor_mm(pressed): if pressed: print("<-") cursor_move(False) def digit_count(up): digits[cur_pos] += 1 if up else -1 digits[cur_pos] %= 10 def dig_up(pressed): if pressed: digit_count(True) render() def dig_down(pressed): if pressed: digit_count(False) render() def clear_paper(): for i in range(2): ugfx.clear(ugfx.BLACK) ugfx.flush() ugfx.clear(ugfx.WHITE) ugfx.flush() def draw_seperator(x, y): for pos_x in [x, x+2*bar_width]: ugfx.fill_rounded_box(pos_x, y, bar_width, sep_len, 0, ugfx.BLACK) def draw_code(code): pos_x = bar_x draw_seperator(pos_x, bar_y) pos_x += 3*bar_width for i in range(int(len(code)/2)): if code[i] == '1': ugfx.fill_rounded_box(pos_x, bar_y, bar_width, bar_len, 0, ugfx.BLACK) pos_x += bar_width pos_x += bar_width draw_seperator(pos_x, bar_y) pos_x += 3*bar_width pos_x += bar_width for i in range(int(len(code)/2), len(code)): if code[i] == '1': ugfx.fill_rounded_box(pos_x, bar_y, bar_width, bar_len, 0, ugfx.BLACK) pos_x += bar_width draw_seperator(pos_x, bar_y) def draw_digits(digits): pos_x = bar_x-7*bar_width ugfx.char(pos_x, digit_y, ord("0")+digits[0], digit_font, digit_color) pos_x += 10*bar_width for i in range(1, 7): ugfx.char(pos_x, digit_y, ord("0")+digits[i], digit_font, digit_color) pos_x += 7*bar_width pos_x += 5*bar_width for i in range(7, 13): ugfx.char(pos_x, digit_y, ord("0")+digits[i], digit_font, digit_color) pos_x += 7*bar_width def draw_hint(): ugfx.string(hint_x, hint_y, hint, hint_font, ugfx.BLACK) def render(): ugfx.clear(ugfx.WHITE) print(digits) draw_code(ean13.digits_to_code(ean13.add_check_digit(digits))) draw_cursor() draw_digits(ean13.add_check_digit(digits)) write_digits_to_nvs(digits) draw_hint() ugfx.flush() # attach button actions ugfx.input_attach(ugfx.BTN_START, lambda pressed: home() if pressed else True) ugfx.input_attach(ugfx.JOY_RIGHT, cursor_pp) ugfx.input_attach(ugfx.JOY_LEFT, cursor_mm) ugfx.input_attach(ugfx.JOY_UP, dig_up) ugfx.input_attach(ugfx.JOY_DOWN, dig_down) clear_paper() render()