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#Copyright (c) 2009,10 Walter Bender
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the
# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
# Boston, MA 02111-1307, USA.
import pygtk
pygtk.require('2.0')
import gtk
from random import randrange
from constants import HIGH, FILLS, SHAPES, NUMBER, COLORS
from card import Card
from gencards import generate_pattern_card, generate_number_card, \
generate_word_card
class Deck:
""" Class for defining deck of card """
def __init__(self, sprites, card_type, numbers_type, word_lists, scale,
level=HIGH):
""" Create the deck of cards. """
self.cards = []
# If level is 'simple', only generate one fill type
if level == HIGH:
fill_range = FILLS
else:
fill_range = 1
# Initialize the deck of cards by looping through all the patterns
for shape in range(0, SHAPES):
for color in range(0, COLORS):
for num in range(0, NUMBER):
for fill in range(0, fill_range):
if card_type == 'pattern':
self.cards.append(Card(sprites,
generate_pattern_card(shape,
color, num, fill, scale),
[shape, color, num, fill]))
elif card_type == 'number':
self.cards.append(Card(sprites,
generate_number_card(shape,
color, num, fill,
numbers_type, scale),
[shape, color, num, fill]))
else:
self.cards.append(Card(sprites,
generate_word_card(shape,
color, num, fill, scale),
[shape, color, num, fill]))
self.cards[len(self.cards) - 1].spr.set_label(
word_lists[shape][num])
self.cards[len(self.cards)\
- 1].spr.set_label_color(
COLOR_PAIRS[color][0])
self.cards[len(self.cards)\
- 1].spr.set_label_attributes(scale * 24)
if fill == 0:
self.cards[len(self.cards)\
- 1].spr.set_font('Sans Bold')
elif fill == 2:
self.cards[len(self.cards)\
- 1].spr.set_font('Sans Italic')
# Remember the current position in the deck.
self.index = 0
def shuffle(self):
""" Shuffle the deck (Knuth algorithm). """
decksize = self.count()
# Hide all the cards.
for c in self.cards:
c.hide_card()
# Randomize the card order.
for n in range(decksize):
i = randrange(decksize - n)
self.swap_cards(n, decksize - 1 - i)
# Reset the index to the beginning of the deck after a shuffle,
self.index = 0
return
def restore(self, saved_deck_indices):
""" Restore the deck upon resume. """
decksize = len(saved_deck_indices)
# If we have a short deck, then we need to abort.
if self.count() < decksize:
return False
_deck = []
for i in saved_deck_indices:
_deck.append(self.index_to_card(i))
for i in range(decksize):
self.cards[i] = _deck[i]
return True
def swap_cards(self, i, j):
""" Swap the position of two cards in the deck. """
tmp = self.cards[j]
self.cards[j] = self.cards[i]
self.cards[i] = tmp
return
def spr_to_card(self, spr):
""" Given a sprite, find the corresponding card in the deck. """
for c in self.cards:
if c.spr == spr:
return c
return None
def index_to_card(self, i):
""" Given a card index, find the corresponding card in the deck. """
for c in self.cards:
if c.index == i:
return c
return None
def deal_next_card(self):
""" Return the next card from the deck. """
if self.empty():
return None
next_card = self.cards[self.index]
self.index += 1
return next_card
def empty(self):
""" Is the deck empty? """
if self.cards_remaining() > 0:
return False
else:
return True
def cards_remaining(self):
""" Return how many cards are remaining in the deck. """
return(self.count() - self.index)
def hide(self):
""" Hide the deck. """
for c in self.cards:
if c is not None:
c.hide_card()
def count(self):
""" Return the length of the deck. """
return len(self.cards)
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