On 2016-03-07 17:34, "Charles C. Berry" <ccberry@ucsd.edu> writes:

> On Mon, 7 Mar 2016, Alan Schmitt wrote:
>
>> Hello,
>>
>> I'm trying to adapt the example that allows to export a figure both to
>> tikz and to png so that I don't have to manually add all the header
>> lines.
>>
>
> Maybe this gets you a step closer
>
> #+begin_src emacs-lisp :results silent
>      (defmacro by-backend (&rest body)
>        `(case (org-bound-and-true-p org-export-current-backend)
>  	 ,@body))
>
>      (org-babel-do-load-languages
>       'org-babel-load-languages
>       '((latex . t)))
>
>      (defalias 'org-babel-execute:tikz 'org-babel-execute:latex)
>      (defalias 'org-babel-expand-body:tikz 'org-babel-expand-body:latex)
>
>      (add-to-list 'org-src-lang-modes '("tikz" . latex))
>
>    (defvar org-babel-default-header-args:tikz
>      '((:imagemagick . "yes")
>        (:iminoptions . "-density 600")
>        (:imoutoptions . "-geometry 800")
>        (:results . "file raw")
>        (:fit . "yes")
>        (:headers . "(\\usepackage{tikz})")
>        (:exports . "results")))
> #+end_src
>
>
> When I run your tikz src block  interactively I get two files created. Not 
> sure why and I haven't time to edebug step thru the code. But maybe you 
> can handle that bit.

Thank you for the suggestion. At the moment I use a macro (because I
need to put the resulting figure in a figure environment, as I want a
label and caption), but I will give this a try.

Thanks again,

Alan

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