pixelserver2/apps/deckentetris/tetrominoes.py
2018-10-14 18:26:41 +02:00

86 lines
2.4 KiB
Python

from __future__ import print_function
from collections import namedtuple
X, O = 'X', None
Tetromino = namedtuple("Tetrimino", "name color shape")
list_of_tetrominoes = [
Tetromino(name="long",
color="blue",
shape=((O,O,O,O),
(X,X,X,X),
(O,O,O,O),
(O,O,O,O))),
Tetromino(name="square",
color="yellow",
shape=((X,X),
(X,X))),
Tetromino(name="hat",
color="pink",
shape=((O,X,O),
(X,X,X),
(O,O,O))),
Tetromino(name="right_snake",
color="green",
shape=((O,X,X),
(X,X,O),
(O,O,O))),
Tetromino(name="left_snake",
color="red",
shape=((X,X,O),
(O,X,X),
(O,O,O))),
Tetromino(name="left_gun",
color="cyan",
shape=((X,O,O),
(X,X,X),
(O,O,O))),
Tetromino(name="right_gun",
color="orange",
shape=((O,O,X),
(X,X,X),
(O,O,O)))
]
def rotate(shape, times=1):
""" Rotate a shape to the right """
return shape if times == 0 else rotate(tuple(zip(*shape[::-1])), times-1)
def shape_str(shape):
""" Return a string of a shape in human readable form """
return '\n'.join(''.join(map({'X': 'X', None: 'O'}.get, line))
for line in shape)
def shape(shape):
""" Print a shape in human readable form """
print(shape_str(shape))
def test():
tetromino_shapes = [t.shape for t in list_of_tetrominoes]
map(rotate, tetromino_shapes)
map(shape, tetromino_shapes)
map(shape_str, tetromino_shapes)
assert shape_str(T_left_snake.shape) == "XXO\nOXX\nOOO"
assert rotate(T_square.shape) == T_square.shape
assert rotate(T_right_snake.shape, 4) == T_right_snake.shape
assert rotate(T_hat.shape) == ((O,X,O),
(O,X,X),
(O,X,O))
assert rotate(T_hat.shape, 2) == ((O,O,O),
(X,X,X),
(O,X,O))
print("All tests passed in {}, things seems to be working alright".format(__file__))
if __name__ == '__main__':
test()