eight_puzzle_v0.2.py

eight_puzzle_v0.2.py

import ui
import speech


def isAdjacent(row1, col1, row2, col2):
  if abs(row1-row2) + abs(col1-col2) == 1:
    return True 
  else:
    return False 
  

def button_pressed(sender):
  number = sender.title
  index = pieces.index(number)
  (row, col) = index2loc(index)
  empty_space_index = pieces.index('')
  (empty_space_row, empty_space_col) = index2loc(empty_space_index)
  if isAdjacent(row, col, empty_space_row, empty_space_col):
    speech.say('i can move')
  else:
    speech.say('i am stuck')
  

pieces = ['1', '', '3', '4', '5', '7', '6', '8', '2']

v = ui.View(background_color=(0.50, 0.50, 0.50))
board = ui.View()
v.add_subview(board)
v.present('full_screen')
board.frame = ((v.width-v.height)/2, 0, v.height, v.height)
board.border_width = 3
board.border_color = (0.00, 0.00, 0.50)


# convert index of button to row number and column number
def index2loc(index):
  row = index / 3
  column = index % 3
  return (row, column)


for i in range(9):
  button_text = pieces[i]
  button = ui.Button(title=button_text)
  button.background_color = (1,1,1)
  button.font = ('Futura-CondensedExtraBold', 200)
  button.width = v.height/3
  button.height = button.width
  button.border_width = 1
  (r, c) = index2loc(i)
  button.x = button.width*c
  button.y = button.height*r
  button.action = button_pressed
  board.add_subview(button)