1 ;;; Gacela, a GNU Guile extension for fast games development
2 ;;; Copyright (C) 2009 by Javier Sancho Fernandez <jsf at jsancho dot org>
4 ;;; This program is free software: you can redistribute it and/or modify
5 ;;; it under the terms of the GNU General Public License as published by
6 ;;; the Free Software Foundation, either version 3 of the License, or
7 ;;; (at your option) any later version.
9 ;;; This program is distributed in the hope that it will be useful,
10 ;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
11 ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 ;;; GNU General Public License for more details.
14 ;;; You should have received a copy of the GNU General Public License
15 ;;; along with this program. If not, see <http://www.gnu.org/licenses/>.
20 (define show-mob-hash #f)
21 (define hide-mob-hash #f)
22 (define get-active-mobs #f)
23 (define clear-active-mobs #f)
24 (define mobs-changed? #f)
26 (let ((active-mobs (make-hash-table)) (changed #f))
29 (hash-set! active-mobs key mob)
38 (lambda* (#:optional (refreshed #t))
39 (set! changed (not refreshed))
40 (hash-map->list (lambda (k v) v) active-mobs)))
42 (set! clear-active-mobs
45 (hash-clear! active-mobs)))
51 (define-macro (show-mob mob)
54 (show-mob-hash (m 'get-mob-id) m)))
56 `(show-mob-hash (,mob 'get-mob-id) (lambda () (,mob))))))
58 (define-macro (hide-mob mob)
59 `(hide-mob-hash ',mob))
61 (define (run-mobs mobs)
72 (define-macro (define-mob mob-head . body)
73 (let ((name (car mob-head)) (attr (cdr mob-head)))
74 `(define ,(string->symbol (string-concatenate (list "make-" (symbol->string name))))
76 (lambda-mob ,attr ,@body)))))
78 (define-macro (lambda-mob attr . body)
79 `(let ,(cons '(mob-id (gensym)) attr)
80 (lambda* (#:optional (option #f))
87 (lambda (key . args) #f)))))))