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Blackjack.py
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Blackjack.py
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# Mini-project #6 - Blackjack
# codeSkluptor link : http://www.codeskulptor.org/#user40_VCTO8mDaRGFhptd_0.py
import simplegui
import random
# load card sprite - 936x384 - source: jfitz.com
CARD_SIZE = (72, 96)
CARD_CENTER = (36, 48)
card_images = simplegui.load_image("http://storage.googleapis.com/codeskulptor-assets/cards_jfitz.png")
CARD_BACK_SIZE = (72, 96)
CARD_BACK_CENTER = (36, 48)
card_back = simplegui.load_image("http://storage.googleapis.com/codeskulptor-assets/card_jfitz_back.png")
# initialize some useful global variables
in_play = False
outcome = ""
score = 0
# define globals for cards
SUITS = ('C', 'S', 'H', 'D')
RANKS = ('A', '2', '3', '4', '5', '6', '7', '8', '9', 'T', 'J', 'Q', 'K')
VALUES = {'A':1, '2':2, '3':3, '4':4, '5':5, '6':6, '7':7, '8':8, '9':9, 'T':10, 'J':10, 'Q':10, 'K':10}
# define card class
class Card:
def __init__(self, suit, rank):
if (suit in SUITS) and (rank in RANKS):
self.suit = suit
self.rank = rank
else:
self.suit = None
self.rank = None
print "Invalid card: ", suit, rank
def __str__(self):
return self.suit + self.rank
def get_suit(self):
return self.suit
def get_rank(self):
return self.rank
def draw(self, canvas, pos):
card_loc = (CARD_CENTER[0] + CARD_SIZE[0] * RANKS.index(self.rank),
CARD_CENTER[1] + CARD_SIZE[1] * SUITS.index(self.suit))
if in_play and (pos[0]==30 and pos[1]==395):
canvas.draw_image(card_back, CARD_CENTER, CARD_SIZE, [pos[0] + CARD_CENTER[0], pos[1] + CARD_CENTER[1]], CARD_SIZE)
else :
canvas.draw_image(card_images, card_loc, CARD_SIZE, [pos[0] + CARD_CENTER[0], pos[1] + CARD_CENTER[1]], CARD_SIZE)
# define hand class
class Hand:
def __init__(self):
# create Hand object
self.lstOfCards=[]
def __str__(self):
# return a string representation of a hand
var = 'Hand contains '
for card in self.lstOfCards :
var += (card.get_suit() + card.get_rank()) + ' '
return var
def add_card(self, card):
# add a card object to a hand
self.lstOfCards.append(card)
def get_value(self):
# count aces as 1, if the hand has an ace, then add 10 to hand value if it doesn't bust
# compute the value of the hand, see Blackjack video
total=0
flag=0
for card in self.lstOfCards :
total = total + VALUES[card.get_rank()]
if card.get_rank() == 'A' :
flag+=1
if flag == 0:
return total
else:
if total + 10 <= 21 :
return total + 10
else :
return total
def draw(self, canvas, pos):
# draw a hand on the canvas, use the draw method for cards
for card in self.lstOfCards :
card.draw(canvas,pos)
pos[0] += 80
#define deck class
class Deck:
def __init__(self):
# create a Deck object
self.lstOfCards = []
for suit in SUITS :
for rank in RANKS :
self.lstOfCards.append(Card(suit,rank))
def shuffle(self):
# shuffle the deck
# use random.shuffle()
return random.shuffle(self.lstOfCards)
def deal_card(self):
# deal a card object from the deck
return random.choice(self.lstOfCards)
def __str__(self):
# return a string representing the deck
var = ''
for card in self.lstOfCards :
var += card.get_suit()+card.get_rank() + ' '
return var
deckOfCards = Deck()
player_hand = Hand()
dealer_hand = Hand()
#define event handlers for buttons
def deal():
global outcome, in_play ,deckOfCards ,player_hand ,dealer_hand,score
deckOfCards = Deck()
player_hand = Hand()
dealer_hand = Hand()
deckOfCards.shuffle()
if in_play :
score -= 1
outcome = 'Player has busted. Dealer won.'
else :
outcome = 'New Game Started Hit or Stand'
# your code goes here
for i in range(2):
player_hand.add_card(deckOfCards.deal_card())
dealer_hand.add_card(deckOfCards.deal_card())
in_play = True
def hit():
# replace with your code below
# if the hand is in play, hit the player
# if busted, assign a message to outcome, update in_play and score
global outcome ,in_play ,score ,player_hand
if in_play :
player_hand.add_card(deckOfCards.deal_card())
if player_hand.get_value() > 21 :
outcome = 'Player has busted and Dealer won the Hand'
in_play=False
score -= 1
else :
outcome = 'Hit or Stand'
else:
outcome='Game Over'
def stand():
# replace with your code below
# if hand is in play, repeatedly hit dealer until his hand has value 17 or more
# assign a message to outcome, update in_play and score
global dealer_hand ,in_play ,score ,outcome
if in_play == False :
outcome = 'Game Over'
else :
flag = 0
while True :
if dealer_hand.get_value() > 17:
flag = 1
break
else :
dealer_hand.add_card(deckOfCards.deal_card())
in_play=False
if flag == 1 :
if dealer_hand.get_value() > 21 :
outcome = 'Dealer has busted and Player won the Hand'
score += 1
else :
if player_hand.get_value() > dealer_hand.get_value() :
score += 1
outcome = 'Player won the Hand'
elif player_hand.get_value() <= dealer_hand.get_value() :
score -= 1
outcome = 'Player lost the Hand'
# draw handler
def draw(canvas):
# test to make sure that card.draw works, replace with your code below
canvas.draw_text('Blackjack', (250, 40), 30, 'yellow')
canvas.draw_text(outcome,(30,100),20,'white')
temp = "score: " + str(score)
canvas.draw_text(temp,(450,100),20,'white')
canvas.draw_text("Player's Hand:",(30,150),20,'white')
canvas.draw_text("Dealer's Hand:",(30,375),20,'white')
player_hand.draw(canvas,[30,170])
dealer_hand.draw(canvas,[30,395])
#card = Card("S", "A")
#card.draw(canvas, [300, 300])
# initialization frame
frame = simplegui.create_frame("Blackjack", 600, 600)
frame.set_canvas_background("Green")
#create buttons and canvas callback
frame.add_button("Deal", deal, 200)
frame.add_button("Hit", hit, 200)
frame.add_button("Stand", stand, 200)
frame.set_draw_handler(draw)
# get things rolling
deal()
frame.start()