# This game is from the official documentation of freegames

# https://pypi.org/project/freegames/

# pip install freegames

# Tap on Tile to Move

# import modules

from random import *

import turtle as t

from freegames import floor, vector

# Set window title, color and icon

t.title("Tile-15")

root = t.Screen()._root

root.iconbitmap("logo-ico.ico")

t.bgcolor('#990099')

tiles = {}

neighbors = [

vector(100, 0),

vector(-100, 0),

vector(0, 100),

vector(0, -100),

]

# Functions

# Load tiles and scramble

def load():

count = 1

for y in range(-200, 200, 100):

for x in range(-200, 200, 100):

mark = vector(x, y)

tiles[mark] = count

count += 1

tiles[mark] = None

for count in range(1000):

neighbor = choice(neighbors)

spot = mark + neighbor

if spot in tiles:

number = tiles[spot]

tiles[spot] = None

tiles[mark] = number

mark = spot

# Draw white square with black outline and number

def square(mark, number):

t.up()

t.goto(mark.x, mark.y)

t.down()

t.color('#003325', '#ffb3e6')

t.begin_fill()

for count in range(4):

t.forward(99)

t.left(90)

t.end_fill()

if number is None:

return

elif number < 10:

t.forward(20)

t.write(number, font=('Arial', 45, 'normal'))

# Swap tile and empty square

def tap(x, y):

x = floor(x, 100)

y = floor(y, 100)

mark = vector(x, y)

for neighbor in neighbors:

spot = mark + neighbor

if spot in tiles and tiles[spot] is None:

number = tiles[mark]

tiles[spot] = number

square(spot, number)

tiles[mark] = None

square(mark, None)

# Draw all tiles

def draw():

for mark in tiles:

square(mark, tiles[mark])

t.update()

t.setup(420, 420, 370, 0)

t.hideturtle()

t.tracer(False)

load()

draw()

t.onscreenclick(tap)

t.done()