Re: a better way with babel

From: "Thomas S. Dye" <tsd@tsdye.com>
To: Robert Cunningham <robut@iinet.net.au>
Cc: Emacs-orgmode@gnu.org
Subject: Re: a better way with babel
Date: Mon, 21 Jun 2010 06:12:38 -1000	[thread overview]
Message-ID: <ADA61849-A776-423F-9E2D-94DE0267A80F@tsdye.com> (raw)
In-Reply-To: <201006211803.25616.robut@iinet.net.au>

Aloha Robert,

One solution might be to tangle the LaTeX code blocks instead of  
exporting the buffer to LaTeX.  I like this approach--the org-mode  
buffer can be full of meta-data (and messy) but I retain fine control  
over the LaTeX output.

> #+begin_src latex :noweb yes :tangle yes
>  \begin{figure}[htb!]
>    \centering
>    \includegraphics[width=0.98\textwidth]{<<r-nicedata()>>}
>    \caption[Nice data]{Nice data (filled points indicate less nice  
> data)}
>    \label{fig:nicedata}
>  \end{figure}
> #+end_src

All the best,
Tom

On Jun 21, 2010, at 12:03 AM, Robert Cunningham wrote:

> G'day All,
>
> I wonder if I've missed something and there is a better way.
>
> Essentially I'm trying to use org babel with R and LaTeX to create  
> figures
> with both long and short captions (for contents)
>
> I'd started with:
>
> #+CAPTION: Nice data (filled points indicate less nice data)
> #+LABEL:   fig:nicedata
> #+ATTR_LaTeX: width=0.98\textwidth
> #+begin_src R :file ndata.pdf :width 1000 :height 617 :exports results
>  dotchart(data$ndata)
> #+end_src
>
> which pointed to the need for long/short captions...
>
> feeling hopeful I tried:
>
> #+CAPTION: Nice data [Nice data (filled points indicate less nice  
> data)]
> #+LABEL:   fig:nicedata
> #+ATTR_LaTeX: width=0.98\textwidth
> #+begin_src R :file ndata.pdf :width 1000 :height 617 :exports results
>  dotchart(data$ndata)
> #+end_src
>
>
> but no luck there.
>
> Next effort was to try to use R and LaTex more directly with noweb.  
> I tried
> this:
>
>
>
> #+srcname: r-nicedata
> #+begin_src R :session :file ndata.pdf :results output :exports  
> results
>  dotchart(data$ndata)	
> #+end_src
>
>
> #+begin_src latex :noweb yes
>  \begin{figure}[htb!]
>    \centering
>    \includegraphics[width=0.98\textwidth]{<<r-nicedata()>>}
>    \caption[Nice data]{Nice data (filled points indicate less nice  
> data)}
>    \label{fig:nicedata}
>  \end{figure}
> #+end_src
>
>
>
> This does produce the figure and long/short contents BUT ALSO  
> produces this:
>
> #+results: r-nicedata
> [[file:ndata.pdf]]
>
> which upon export results in a link and consequently the plot  
> appearing both
> in the figure and elsewhere. This second plot is unwelcome.
>
> I've tried assorted :results and :output options but have not found  
> how to
> suppress the #+results: but still obtain the figure. I've always used
> the :session option.
>
> I've also tried twigging an org-export option to suppress pdf export  
> but the
> link is still exported so that is not a solution.
>
> The current "working" solution is to use the noweb approach and then  
> use sed
> to clean out the links to the second image-ugly to say the least!
>
>
>
> All this with org version 6.36c
>
>
> What have I missed? What is the best way to do this?
>
>
> Cheers,
>
> Robert Cunningham
>
>
>
>
>
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