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- ; AisleRiot - spider.scm
- ; Copyright (C) 1998 Jonathan Blandford <jrb@mit.edu>
- ;
- ; This game 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 2, or (at your option)
- ; any later version.
- ;
- ; This program is distributed in the hope that it will be useful,
- ; but WITHOUT ANY WARRANTY; without even the implied warranty of
- ; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- ; GNU General Public License for more details.
- ;
- ; You should have received a copy of the GNU General Public License
- ; along with this program; if not, write to the Free Software
- ; Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
- ; USA
-
- ;set up the deck
- (set-ace-low)
-
- (define stock 0)
- (define foundation '(1 2 3 4 5 6 7 8))
- (define tableau '(9 10 11 12 13 14 15 16 17 18))
- (define initial-deal '(9 10 11 12 13 14 15 16 17 18 9 10 11 12 13 14 15 16 17 18 9 10 11 12 13 14 15 16 17 18 9 10 11 12 13 14 15 16 17 18 9 10 11 12 13 14 15 16 17 18 9 12 15 18))
- (define make-deck make-standard-double-deck)
- (define winning-score 96)
-
- (define (new-game)
- (initialize-playing-area)
- (make-deck)
- (shuffle-deck)
-
- ;set up the board
- (add-normal-slot DECK)
- (add-blank-slot)
- (add-normal-slot '())
- (add-normal-slot '())
- (add-normal-slot '())
- (add-normal-slot '())
- (add-normal-slot '())
- (add-normal-slot '())
- (add-normal-slot '())
- (add-normal-slot '())
- (add-carriage-return-slot)
- (add-extended-slot '() down)
- (add-extended-slot '() down)
- (add-extended-slot '() down)
- (add-extended-slot '() down)
- (add-extended-slot '() down)
- (add-extended-slot '() down)
- (add-extended-slot '() down)
- (add-extended-slot '() down)
- (add-extended-slot '() down)
- (add-extended-slot '() down)
- (deal-initial-setup)
-
- (give-status-message)
-
- (list 10 4))
-
- (define (give-status-message)
- (set-statusbar-message (get-stock-no-string)))
-
- (define (get-stock-no-string)
- (format (_"Stock left: ~a")
- (number->string (length (get-cards stock)))))
-
- ;internal procedures/variables
-
- (define (flip-top-card-slots slots)
- (or (eq? slots '())
- (and (flip-top-card (car slots))
- (flip-top-card-slots (cdr slots)))))
-
- (define (deal-initial-setup)
- (deal-cards stock initial-deal)
- (flip-top-card-slots tableau))
-
- ;additional functions.
-
- (define (complete-transaction start-slot card-list end-slot)
- (if (and (not (empty-slot? start-slot))
- (is-visible? (get-top-card start-slot))
- (eq? (get-suit (get-top-card start-slot))
- (get-suit (car (reverse card-list))))
- (= (get-value (get-top-card start-slot))
- (+ 1 (get-value (car (reverse card-list))))))
- (add-to-score! -1))
- (if (and (not (empty-slot? end-slot))
- (is-visible? (get-top-card end-slot))
- (eq? (get-suit (get-top-card end-slot))
- (get-suit (car (reverse card-list))))
- (= (get-value (get-top-card end-slot))
- (+ 1 (get-value (car (reverse card-list))))))
- (add-to-score! 1))
- (move-n-cards! start-slot end-slot card-list)
- (if (and (not (empty-slot? start-slot)) (member start-slot tableau))
- (make-visible-top-card start-slot)
- #f)
- #t)
-
- (define (check-for-points slot)
- (and (is-visible? (cadr (get-cards slot)))
- (eq? (get-suit (get-top-card slot))
- (get-suit (cadr (get-cards slot))))
- (= (+ 1 (get-value (get-top-card slot)))
- (get-value (cadr (get-cards slot))))
- (add-to-score! 1)))
-
- (define (deal-new-cards slots)
- (and (not (eq? slots '()))
- (> (length (get-cards stock)) 0)
- (begin
- (deal-cards-face-up stock (list (car slots)))
- (check-for-points (car slots))
- (deal-new-cards (cdr slots)))))
-
- (define (button-pressed slot card-list)
- (give-status-message)
- (if (or (empty-slot? slot)
- (= slot stock)
- (member slot foundation))
- #f
- (if (not (eq? '() card-list))
- (if (is-visible? (car (reverse card-list)))
- (if (check-same-suit-list card-list)
- (if (check-straight-descending-list card-list)
- #t
- #f)
- #f)
- #f)
- #f)))
-
- (define (droppable? start-slot card-list end-slot)
- (and (not (= start-slot end-slot))
- (if (empty-slot? end-slot)
- (or (and (member end-slot foundation)
- (= 13 (length card-list)))
- (member end-slot tableau))
- (and (member end-slot tableau)
- (= (get-value (get-top-card end-slot))
- (+ (get-value (car (reverse card-list))) 1))))))
-
- (define (button-released start-slot card-list end-slot)
- (and (droppable? start-slot card-list end-slot)
- (complete-transaction start-slot card-list end-slot)))
-
- (define (any-slot-empty? slots)
- (if (eq? slots '())
- #f
- (or (empty-slot? (car slots))
- (any-slot-empty? (cdr slots)))))
-
- (define (button-clicked slot)
- (and (= stock slot)
- (not (empty-slot? stock))
- (if (any-slot-empty? tableau)
- (begin
- (set-statusbar-message (_"Please fill in empty pile first."))
- #f)
- (begin
- (deal-new-cards tableau)
- (give-status-message)
- #t))))
-
- (define (button-double-clicked slot)
- #f)
-
- (define (game-over)
- (and (not (game-won))
- (get-hint)))
-
- (define (all-slots-empty? slots)
- (or (eq? slots '())
- (and (empty-slot? (car slots))
- (all-slots-empty? (cdr slots)))))
-
- ; Game can be won on two conditions. Either all the cards being moved
- ; to the top slots, or by stacking all the cards (score of 96)
- (define (game-won)
- (or
- (and (= (get-score) winning-score)
- (all-slots-empty? foundation))
- (and (empty-slot? 0)
- (all-slots-empty? tableau))))
-
- (define (depth-card card-list)
- (if (and (> (length card-list) 1)
- (is-visible? (cadr card-list))
- (eq? (get-suit (car card-list))
- (get-suit (cadr card-list)))
- (eq? (+ 1 (get-value (car card-list)))
- (get-value (cadr card-list))))
- (depth-card (cdr card-list))
- card-list))
-
- (define (check-a-slot source card-to-move targets same-suit?)
- (if (eq? targets '())
- #f
- (if (and (not (= source (car targets)))
- (not (empty-slot? (car targets)))
- (eq? same-suit?
- (eq? (get-suit card-to-move)
- (get-suit (get-top-card (car targets)))))
- (= (+ 1 (get-value card-to-move))
- (get-value (get-top-card (car targets)))))
- (list 1
- (get-name card-to-move)
- (get-name (get-top-card (car targets))))
- (check-a-slot source card-to-move (cdr targets) same-suit?))))
-
- (define (same-suit-check slots)
- (if (eq? slots '())
- #f
- (if (and (not (empty-slot? (car slots)))
- (check-a-slot (car slots) (car (depth-card (get-cards (car slots)))) tableau #t))
- (check-a-slot (car slots) (car (depth-card (get-cards (car slots)))) tableau #t)
- (same-suit-check (cdr slots)))))
-
- (define (not-same-suit-check slots)
- (if (eq? slots '())
- #f
- (if (and (not (empty-slot? (car slots)))
- (or (= 1 (length (depth-card (get-cards (car slots)))))
- (not (eq? (+ 1 (get-value (car (depth-card (get-cards (car slots))))))
- (get-value (cadr (depth-card (get-cards (car slots))))))))
- (check-a-slot (car slots) (car (depth-card (get-cards (car slots)))) tableau #f))
- (check-a-slot (car slots) (car (depth-card (get-cards (car slots)))) tableau #f)
- (not-same-suit-check (cdr slots)))))
-
- (define (open-slots? slots)
- (if (eq? slots '())
- #f
- (if (empty-slot? (car slots))
- (list 0 (_"Place something on empty slot"))
- (open-slots? (cdr slots)))))
-
- (define (dealable?)
- (if (not (empty-slot? stock))
- (list 0 (_"Deal another round"))
- #f))
-
- (define (get-hint)
- (or (same-suit-check tableau)
- (not-same-suit-check tableau)
- (open-slots? tableau)
- (dealable?)
- ; this isn't great, but it will get around the premature end-of-game call
- (list 0 (_"Try moving card piles around"))))
-
- (define (get-options) #f)
-
- (define (apply-options options) #f)
-
- (define (timeout) #f)
-
- (set-features droppable-feature)
-
- (set-lambda new-game button-pressed button-released button-clicked button-double-clicked game-over game-won get-hint get-options apply-options timeout droppable?)
-