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#Copyright (c) 2009, Walter Bender
#Permission is hereby granted, free of charge, to any person obtaining a copy
#of this software and associated documentation files (the "Software"), to deal
#in the Software without restriction, including without limitation the rights
#to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
#copies of the Software, and to permit persons to whom the Software is
#furnished to do so, subject to the following conditions:
#The above copyright notice and this permission notice shall be included in
#all copies or substantial portions of the Software.
#THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
#IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
#FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
#AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
#LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
#OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
#THE SOFTWARE.
import pygtk
pygtk.require('2.0')
import gtk
import gobject
import random
from sprites import *
from card import *
from deck import *
from constants import *
ROW = 5
COL = 3
#
# class for managing 3x5 matrix of cards
#
class Grid:
def __init__(self, width, height, card_width, card_height):
# the playing surface is a 3x5 grid
self.grid = []
# how many cards are on the playing field
self.cards = 0
# card spacing
self.left = int((width-(card_width*2))/2)
self.xinc = int(card_width*1.2)
# self.top = int((height-(card_height*3.5))/2)
self.top = 10
self.yinc = int(card_height*1.33)
# deal the initial deck of cards
def deal(self, deck):
# find upper left corner of grid
self.cards = 0
self.grid = []
x = self.left
y = self.top
for r in range(0, ROW-1):
for c in range(0, COL):
a = deck.deal_next_card()
self.grid.append(a)
self.place_a_card(a, x, y)
x += self.xinc
self.cards += 1
x = self.left
y += self.yinc
for c in range(0,COL):
# leave a blank row for extra cards
self.grid.append(None)
# add cards when there is no match
def deal_extra_cards(self, deck):
# if there are still cards in the deck and only 12 cards in the grid
if deck.empty() is False and self.cards == DEAL:
# add three extra cards to the playing field
for c in range(0,COL):
i = self.grid.index(None)
self.grid[i] = deck.deal_next_card()
x = self.left+self.xinc*(i%COL)
y = self.top+self.yinc*int(i/COL)
self.place_a_card(self.grid[i], x, y)
self.cards += 1
# remove a match from the grid and deal new cards from the deck
def remove_and_replace(self, clicked_set, deck):
for a in clicked_set:
# find the position in the grid of the clicked card
i = self.xy_to_grid(a.x,a.y)
# only add new cards if we are down to 12 cards
if self.cards == DEAL:
if deck.empty():
self.grid[i] = None
else:
# save card in grid position of card we are replacing
self.grid[i] = deck.deal_next_card()
self.place_a_card(self.grid[i], a.x, a.y)
else:
self.cards -= 1
# mark grid positions of cards we are not replacing
self.grid[i] = None
# move clicked card to the match area
a.x = 10
a.y = self.top + clicked_set.index(a)*self.yinc
deck.spr_to_card(a).show_card()
# if we have removed cards from a grid of 15, we may need to consolidate
def consolidate(self):
for j in range(12,15):
i = 0
while(self.grid[j] is not None):
if self.grid[i] is None:
self.grid[i] = self.grid[j]
self.grid[i].spr.move(self.grid_to_xy(i))
self.grid[j] = None
else:
i+=1
# place a card at position x,y and display it
def place_a_card(self, c, x, y):
if c is not None:
c.spr.x = x
c.spr.y = y
c.show_card()
# convert from sprite x,y to grid index
def xy_to_grid(self, x, y):
return int(COL*(y-self.top)/self.yinc) + int((x-self.left)/self.xinc)
# convert from grid index to sprite x,y
def grid_to_xy(self, i):
return ((self.left+i%COL*self.xinc),(self.top+(i/COL)*self.yinc))
# return sprite in grid element i
def grid_to_spr(self, i):
print self.grid[i].spr
return self.grid[i].spr
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