def parse_int(s):
n = 0
try:
n = int(s)
except ValueError:
s_value = s.strip() if s.strip() else '{empty value}'
Printer.print_error_exit(
f"map error: string {s_value} is not an integer")
return n
def draw_digit(digit, font):
W = 500
H = 500
img = Image.new('RGB', (W, H), (250, 250, 250))
if digit == '0':
return img
msg = str(int(digit))
draw = ImageDraw.Draw(img)
w, h = draw.textsize(msg, font=font)
diff = 0
while w >= W / 2 or h >= H / 2:
diff += 5
if diff >= FONT_SIZE:
Printer.print_error_exit("Invalid digit tile size")
font = ImageFont.truetype(FONT_FILEPATH, FONT_SIZE - diff)
w, h = draw.textsize(msg, font=font)
draw.text(((W - w) / 2, (H - h) / 2), msg, fill="black", font=font)
return img
def can_i_do_it(b, n):
EMPTY_TILE = '0'
list_b = b.split('/')
str_must = must_be(n)
list_must = str_must.split('/')
inv = count_inv(list_b, list_must)
puzzle_zero_row = int(list_b.index(EMPTY_TILE)) // n
puzzle_zero_column = int(list_b.index(EMPTY_TILE)) % n
solved_zero_row = int(list_must.index(EMPTY_TILE)) // n
solved_zero_column = int(list_must.index(EMPTY_TILE)) % n
manhattan = abs(puzzle_zero_row -
solved_zero_row) + abs(puzzle_zero_column -
solved_zero_column)
if manhattan % 2 == 0 and inv % 2 == 0:
return
if manhattan % 2 == 1 and inv % 2 == 1:
return
Printer.print_error_exit("This map is unsovable")
def parse_map(file_name):
try:
f = open(file_name)
except FileNotFoundError:
Printer.print_error_exit(f"there is no file {file_name}")
with open(file_name, "r") as file:
bb = ''
line = file.readline()
l_p = line.partition('#')[0]
while not l_p:
line = file.readline()
l_p = line.partition("#")[0]
size_matr = parse_int(l_p)
line = file.readline()
n_str = 1
while line:
line = line.partition('#')[0]
while not line:
line = file.readline()
line = line.partition("#")[0]
plus = '/'.join(line.split())
bb += '/'.join(line.split())
bb += '/' # где конец строки нечего заменять =(
line = file.readline()
if (len(plus.split('/'))) != size_matr:
Printer.print_error_exit(
f"invalid map: invalid values number at row {n_str}")
exit(0)
n_str += 1
bb = bb[0:-1]
if (n_str - 1) != size_matr:
Printer.print_error_exit(
f'invalid map: invalid rows number = {n_str - 1}')
return bb
