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author | Sébastien Delafond <sdelafond@gmail.com> | 2014-07-13 13:35:01 +0200 |
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committer | Sébastien Delafond <sdelafond@gmail.com> | 2014-07-13 13:35:01 +0200 |
commit | 7697fa4daf3ec84f85711a84035d8f0224afd4e3 (patch) | |
tree | 24d0f1d2a9751ca8c063409fd2ab71478b296efb /lisp/ob-asymptote.el |
Imported Upstream version 7.9.2
Diffstat (limited to 'lisp/ob-asymptote.el')
-rw-r--r-- | lisp/ob-asymptote.el | 150 |
1 files changed, 150 insertions, 0 deletions
diff --git a/lisp/ob-asymptote.el b/lisp/ob-asymptote.el new file mode 100644 index 0000000..a3c5e3d --- /dev/null +++ b/lisp/ob-asymptote.el @@ -0,0 +1,150 @@ +;;; ob-asymptote.el --- org-babel functions for asymptote evaluation + +;; Copyright (C) 2009-2012 Free Software Foundation, Inc. + +;; Author: Eric Schulte +;; Keywords: literate programming, reproducible research +;; Homepage: http://orgmode.org + +;; This file is part of GNU Emacs. + +;; GNU Emacs 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 3 of the License, or +;; (at your option) any later version. + +;; GNU Emacs 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 GNU Emacs. If not, see <http://www.gnu.org/licenses/>. + +;;; Commentary: + +;; Org-Babel support for evaluating asymptote source code. +;; +;; This differs from most standard languages in that +;; +;; 1) there is no such thing as a "session" in asymptote +;; +;; 2) we are generally only going to return results of type "file" +;; +;; 3) we are adding the "file" and "cmdline" header arguments, if file +;; is omitted then the -V option is passed to the asy command for +;; interactive viewing + +;;; Requirements: + +;; - The asymptote program :: http://asymptote.sourceforge.net/ +;; +;; - asy-mode :: Major mode for editing asymptote files + +;;; Code: +(require 'ob) +(eval-when-compile (require 'cl)) + +(declare-function orgtbl-to-generic "org-table" (table params)) +(declare-function org-combine-plists "org" (&rest plists)) + +(defvar org-babel-tangle-lang-exts) +(add-to-list 'org-babel-tangle-lang-exts '("asymptote" . "asy")) + +(defvar org-babel-default-header-args:asymptote + '((:results . "file") (:exports . "results")) + "Default arguments when evaluating an Asymptote source block.") + +(defun org-babel-execute:asymptote (body params) + "Execute a block of Asymptote code. +This function is called by `org-babel-execute-src-block'." + (let* ((result-params (split-string (or (cdr (assoc :results params)) ""))) + (out-file (cdr (assoc :file params))) + (format (or (and out-file + (string-match ".+\\.\\(.+\\)" out-file) + (match-string 1 out-file)) + "pdf")) + (cmdline (cdr (assoc :cmdline params))) + (in-file (org-babel-temp-file "asymptote-")) + (cmd + (concat "asy " + (if out-file + (concat + "-globalwrite -f " format + " -o " (org-babel-process-file-name out-file)) + "-V") + " " cmdline + " " (org-babel-process-file-name in-file)))) + (with-temp-file in-file + (insert (org-babel-expand-body:generic + body params + (org-babel-variable-assignments:asymptote params)))) + (message cmd) (shell-command cmd) + nil)) ;; signal that output has already been written to file + +(defun org-babel-prep-session:asymptote (session params) + "Return an error if the :session header argument is set. +Asymptote does not support sessions" + (error "Asymptote does not support sessions")) + +(defun org-babel-variable-assignments:asymptote (params) + "Return list of asymptote statements assigning the block's variables." + (mapcar #'org-babel-asymptote-var-to-asymptote + (mapcar #'cdr (org-babel-get-header params :var)))) + +(defun org-babel-asymptote-var-to-asymptote (pair) + "Convert an elisp value into an Asymptote variable. +The elisp value PAIR is converted into Asymptote code specifying +a variable of the same value." + (let ((var (car pair)) + (val (let ((v (cdr pair))) + (if (symbolp v) (symbol-name v) v)))) + (cond + ((integerp val) + (format "int %S=%S;" var val)) + ((floatp val) + (format "real %S=%S;" var val)) + ((stringp val) + (format "string %S=\"%s\";" var val)) + ((and (listp val) (not (listp (car val)))) + (let* ((type (org-babel-asymptote-define-type val)) + (fmt (if (eq 'string type) "\"%s\"" "%s")) + (vect (mapconcat (lambda (e) (format fmt e)) val ", "))) + (format "%s[] %S={%s};" type var vect))) + ((listp val) + (let* ((type (org-babel-asymptote-define-type val)) + (fmt (if (eq 'string type) "\"%s\"" "%s")) + (array (mapconcat (lambda (row) + (concat "{" + (mapconcat (lambda (e) (format fmt e)) + row ", ") + "}")) + val ","))) + (format "%S[][] %S={%s};" type var array)))))) + +(defun org-babel-asymptote-define-type (data) + "Determine type of DATA. + +DATA is a list. Return type as a symbol. + +The type is `string' if any element in DATA is +a string. Otherwise, it is either `real', if some elements are +floats, or `int'." + (let* ((type 'int) + find-type ; for byte-compiler + (find-type + (function + (lambda (row) + (catch 'exit + (mapc (lambda (el) + (cond ((listp el) (funcall find-type el)) + ((stringp el) (throw 'exit (setq type 'string))) + ((floatp el) (setq type 'real)))) + row)))))) + (funcall find-type data) type)) + +(provide 'ob-asymptote) + + + +;;; ob-asymptote.el ends here |