cyclic

cyclic.py

def create_emtpy_cyclic_array(rows = 3, columns = 3):
    matrix = []

    for i in range(rows):
        row_array = []
        for j in range(columns):
            row_array.append(" x ")
        
        matrix.append(row_array)

    return matrix


def print_cyclic_array(cyclic):

    print()

    for row in cyclic:
        print(row)
    
    print("-" * 30)

def check_if_empty_cell(symbol):
    return True if symbol != " x " else False


def fill_cyclic_array(cyclic, rows, columns):
    
    counter = 1
    length_of_cyclic_array = rows * columns

    real_rows = rows - 1
    real_columns = columns - 1

    rows = rows - 1
    columns = columns - 1

    # Smjerovi upisivanja brojeva u matricu:
    # 0 - lijevo
    # 1 - gore
    # 2 - desno
    # 3 - dole

    clock_direction = 0

    while counter <= length_of_cyclic_array:

        if clock_direction == 0:
            cyclic[rows][columns] = counter
            columns -= 1

            if check_if_empty_cell(cyclic[rows][columns]):
                clock_direction = 1
                rows -= 1
                columns += 1
            elif columns <= 0:
                clock_direction = 1
                columns = 0


        elif clock_direction == 1:
            cyclic[rows][columns] = counter
            rows -= 1

            if check_if_empty_cell(cyclic[rows][columns]):
                clock_direction = 2
                rows += 1
                columns += 1
            elif rows <= 0:
                clock_direction = 2
                rows = 0

        elif clock_direction == 2:
            cyclic[rows][columns] = counter
            columns += 1

            if check_if_empty_cell(cyclic[rows][columns]):
                clock_direction = 3
                rows += 1
                columns -= 1
            elif columns >= real_columns:
                clock_direction = 3
                columns = real_columns

        elif clock_direction == 3:
            cyclic[rows][columns] = counter
            rows += 1

            if check_if_empty_cell(cyclic[rows][columns]):
                clock_direction = 0
                rows -= 1
                columns -= 1
            elif rows >= real_rows:
                clock_direction = 0
                rows = real_rows

        counter += 1;



if __name__ == "__main__":
    rows, columns = 3, 7
    cyclic = create_emtpy_cyclic_array(rows, columns)
    print_cyclic_array(cyclic)
    fill_cyclic_array(cyclic, rows, columns)
    print_cyclic_array(cyclic)