~mdw / sod / blame
| Commit | Line | Data |
|---|---|---|
| dea4d055 MW |
1 | ;;; -*-lisp-*- |
| 2 | ;;; | |
| 3 | ;;; Output scheduling protocol implementation | |
| 4 | ;;; | |
| 5 | ;;; (c) 2009 Straylight/Edgeware | |
| 6 | ;;; | |
| 7 | ||
| 8 | ;;;----- Licensing notice --------------------------------------------------- | |
| 9 | ;;; | |
| 10 | ;;; This file is part of the Sensble Object Design, an object system for C. | |
| 11 | ;;; | |
| 12 | ;;; SOD is free software; you can redistribute it and/or modify | |
| 13 | ;;; it under the terms of the GNU General Public License as published by | |
| 14 | ;;; the Free Software Foundation; either version 2 of the License, or | |
| 15 | ;;; (at your option) any later version. | |
| 16 | ;;; | |
| 17 | ;;; SOD is distributed in the hope that it will be useful, | |
| 18 | ;;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 19 | ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 20 | ;;; GNU General Public License for more details. | |
| 21 | ;;; | |
| 22 | ;;; You should have received a copy of the GNU General Public License | |
| 23 | ;;; along with SOD; if not, write to the Free Software Foundation, | |
| 24 | ;;; Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
| 25 | ||
| 26 | (cl:in-package #:sod) | |
| 27 | ||
| 28 | ;;;-------------------------------------------------------------------------- | |
| 29 | ;;; Sequencing machinery. | |
| 30 | ||
| 31 | (defmethod print-object ((item sequencer-item) stream) | |
| 32 | (print-unreadable-object (item stream :type t) | |
| 33 | (prin1 (sequencer-item-name item) stream))) | |
| 34 | ||
| 35 | (defmethod ensure-sequencer-item ((sequencer sequencer) name) | |
| 36 | (with-slots (table) sequencer | |
| 37 | (or (gethash name table) | |
| ea578bb4 | 38 | (setf (gethash name table) (make-sequencer-item name))))) |
| dea4d055 MW |
39 | |
| 40 | (defmethod add-sequencer-constraint ((sequencer sequencer) (constraint list)) | |
| 41 | (let ((converted-constraint | |
| 42 | (mapcar (lambda (name) | |
| 43 | (ensure-sequencer-item sequencer name)) | |
| 44 | constraint))) | |
| 45 | (with-slots (constraints) sequencer | |
| 46 | (pushnew converted-constraint constraints :test #'equal)))) | |
| 47 | ||
| 48 | (defmethod add-sequencer-item-function ((sequencer sequencer) name function) | |
| 49 | (let ((item (ensure-sequencer-item sequencer name))) | |
| 50 | (pushnew function (sequencer-item-functions item)))) | |
| 51 | ||
| 52 | (defmethod invoke-sequencer-items ((sequencer sequencer) &rest arguments) | |
| 53 | (dolist (item (merge-lists (reverse (sequencer-constraints sequencer)))) | |
| 54 | (dolist (function (reverse (sequencer-item-functions item))) | |
| 55 | (apply function arguments)))) | |
| 56 | ||
| 57 | ;;;----- That's all, folks -------------------------------------------------- |