Re: graphing from org-tables

From: Carsten Dominik <dominik@uva.nl>
To: James TD Smith <ahktenzero@mohorovi.cc>
Cc: Org-mode <emacs-orgmode@gnu.org>
Subject: Re: graphing from org-tables
Date: Fri, 25 Jul 2008 09:33:24 -0700	[thread overview]
Message-ID: <C5F10AA5-4594-4ED5-8CE4-D980E00EE47A@uva.nl> (raw)
In-Reply-To: <20080725162527.GA54528@yog-sothoth.mohorovi.cc>

Coool....

On Jul 25, 2008, at 9:25 AM, James TD Smith wrote:

> On 2008-07-25 08:53:31(-0700), Eric Schulte wrote:
>>
>> Any advice for quick graphing of a table in org-mode?
>>
>
> I have a setup for plotting data from tables. I'm not sure if it's  
> exactly what
> you want, but yoy may find it useful.
>
> 1. Add the following to your .emacs:
>
> (defun ahkt-plot-table (script)
>  "util function to export and plot a table using the supplied
> gnuplot `script'"
>  (org-table-export)
>  (let ((cbuf (current-buffer))
> 	(cwin (selected-window)))
>    (save-restriction
>      (save-excursion
> 	(find-file script)
> 	(gnuplot-send-buffer-to-gnuplot)
> 	(bury-buffer)
> 	(bury-buffer (get-buffer "*gnuplot*"))))
>    (and (window-live-p cwin) (select-window cwin))
>    (switch-to-buffer cbuf)
>    (delete-other-windows)))
>
> 2. Create a gnuplot script which plots data from a file.
>
> 3. Add the following properties to the headline containing the table.
> TABLE_EXPORT_FILE <filename in the gnuploy script>
> TABLE_EXPORT_FORMAT orgtbl-to-generic :skip 4 :splice t :sep "\t"
>
> 4. Add an org link in the table (it must be in the table otherwise  
> the export
> doesn't work) as below:
> [[elisp:(ahkt-plot-table "<gnuplot script>")][plot table]]
>
> I suggest you put it at the top of the table.
> You will then need to adjust the 'skip' parameter in the export  
> format depending
> on the number of lines at the top of the table which should not be  
> exported
> (hlines, more than one plotting link etc).
>
> 5. You should then be able to open the link, and get a plot of the  
> table
> contents.
>
>
> --
> |-<James TD Smith>-<email/ahktenzero@mohorovi.cc>-|
>
>
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