;;; org-plot.el --- Support for plotting from Org-mode
-;; Copyright (C) 2008, 2009, 2010, 2011 Free Software Foundation, Inc.
+;; Copyright (C) 2008-2015 Free Software Foundation, Inc.
;;
;; Author: Eric Schulte <schulte dot eric at gmail dot com>
;; Keywords: tables, plotting
;; Homepage: http://orgmode.org
-;; Version: 7.4
;;
;; This file is part of GNU Emacs.
;;
;;; Code:
(require 'org)
-(require 'org-exp)
(require 'org-table)
(eval-when-compile
(require 'cl))
(dotimes (col (length (first table)))
(setf collector (cons col collector)))
collector)))
- row-vals (counter 0))
+ (counter 0)
+ row-vals)
(when (>= ind 0) ;; collect values of ind col
(setf row-vals (mapcar (lambda (row) (setf counter (+ 1 counter))
(cons counter (nth ind row))) table)))
;; write table to gnuplot grid datafile format
(with-temp-file data-file
(let ((num-rows (length table)) (num-cols (length (first table)))
+ (gnuplot-row (lambda (col row value)
+ (setf col (+ 1 col)) (setf row (+ 1 row))
+ (format "%f %f %f\n%f %f %f\n"
+ col (- row 0.5) value ;; lower edge
+ col (+ row 0.5) value))) ;; upper edge
front-edge back-edge)
- (flet ((gnuplot-row (col row value)
- (setf col (+ 1 col)) (setf row (+ 1 row))
- (format "%f %f %f\n%f %f %f\n"
- col (- row 0.5) value ;; lower edge
- col (+ row 0.5) value))) ;; upper edge
- (dotimes (col num-cols)
- (dotimes (row num-rows)
- (setf back-edge
- (concat back-edge
- (gnuplot-row (- col 1) row (string-to-number
- (nth col (nth row table))))))
- (setf front-edge
- (concat front-edge
- (gnuplot-row col row (string-to-number
- (nth col (nth row table)))))))
- ;; only insert once per row
- (insert back-edge) (insert "\n") ;; back edge
- (insert front-edge) (insert "\n") ;; front edge
- (setf back-edge "") (setf front-edge "")))))
+ (dotimes (col num-cols)
+ (dotimes (row num-rows)
+ (setf back-edge
+ (concat back-edge
+ (funcall gnuplot-row (- col 1) row
+ (string-to-number (nth col (nth row table))))))
+ (setf front-edge
+ (concat front-edge
+ (funcall gnuplot-row col row
+ (string-to-number (nth col (nth row table)))))))
+ ;; only insert once per row
+ (insert back-edge) (insert "\n") ;; back edge
+ (insert front-edge) (insert "\n") ;; front edge
+ (setf back-edge "") (setf front-edge ""))))
row-vals))
(defun org-plot/gnuplot-script (data-file num-cols params &optional preface)
('2d "plot")
('3d "splot")
('grid "splot")))
- (script "reset") plot-lines)
- (flet ((add-to-script (line) (setf script (format "%s\n%s" script line))))
- (when file ;; output file
- (add-to-script (format "set term %s" (file-name-extension file)))
- (add-to-script (format "set output '%s'" file)))
- (case type ;; type
- ('2d ())
- ('3d (if map (add-to-script "set map")))
- ('grid (if map
- (add-to-script "set pm3d map")
- (add-to-script "set pm3d"))))
- (when title (add-to-script (format "set title '%s'" title))) ;; title
- (when lines (mapc (lambda (el) (add-to-script el)) lines)) ;; line
- (when sets ;; set
- (mapc (lambda (el) (add-to-script (format "set %s" el))) sets))
- (when x-labels ;; x labels (xtics)
- (add-to-script
- (format "set xtics (%s)"
- (mapconcat (lambda (pair)
- (format "\"%s\" %d" (cdr pair) (car pair)))
- x-labels ", "))))
- (when y-labels ;; y labels (ytics)
- (add-to-script
- (format "set ytics (%s)"
- (mapconcat (lambda (pair)
- (format "\"%s\" %d" (cdr pair) (car pair)))
- y-labels ", "))))
- (when time-ind ;; timestamp index
- (add-to-script "set xdata time")
- (add-to-script (concat "set timefmt \""
- (or timefmt ;; timefmt passed to gnuplot
- "%Y-%m-%d-%H:%M:%S") "\"")))
- (unless preface
- (case type ;; plot command
+ (script "reset")
+ ; ats = add-to-script
+ (ats (lambda (line) (setf script (format "%s\n%s" script line))))
+ plot-lines)
+ (when file ;; output file
+ (funcall ats (format "set term %s" (file-name-extension file)))
+ (funcall ats (format "set output '%s'" file)))
+ (case type ;; type
+ ('2d ())
+ ('3d (if map (funcall ats "set map")))
+ ('grid (if map (funcall ats "set pm3d map")
+ (funcall ats "set pm3d"))))
+ (when title (funcall ats (format "set title '%s'" title))) ;; title
+ (when lines (mapc (lambda (el) (funcall ats el)) lines)) ;; line
+ (when sets ;; set
+ (mapc (lambda (el) (funcall ats (format "set %s" el))) sets))
+ (when x-labels ;; x labels (xtics)
+ (funcall ats
+ (format "set xtics (%s)"
+ (mapconcat (lambda (pair)
+ (format "\"%s\" %d" (cdr pair) (car pair)))
+ x-labels ", "))))
+ (when y-labels ;; y labels (ytics)
+ (funcall ats
+ (format "set ytics (%s)"
+ (mapconcat (lambda (pair)
+ (format "\"%s\" %d" (cdr pair) (car pair)))
+ y-labels ", "))))
+ (when time-ind ;; timestamp index
+ (funcall ats "set xdata time")
+ (funcall ats (concat "set timefmt \""
+ (or timefmt ;; timefmt passed to gnuplot
+ "%Y-%m-%d-%H:%M:%S") "\"")))
+ (unless preface
+ (case type ;; plot command
('2d (dotimes (col num-cols)
(unless (and (equal type '2d)
(or (and ind (equal (+ 1 col) ind))
('grid
(setq plot-lines (list (format "'%s' with %s title ''"
data-file with)))))
- (add-to-script
- (concat plot-cmd " " (mapconcat 'identity (reverse plot-lines) ",\\\n "))))
- script)))
+ (funcall ats
+ (concat plot-cmd " " (mapconcat 'identity (reverse plot-lines) ",\\\n "))))
+ script))
;;-----------------------------------------------------------------------------
;; facade functions
(provide 'org-plot)
+;; Local variables:
+;; generated-autoload-file: "org-loaddefs.el"
+;; End:
+
;;; org-plot.el ends here