Re: setting org-export-latex-image-default-option on a per file basis?

[Carsten Dominik <carsten.dominik@gmail.com>]

On Feb 10, 2010, at 3:23 AM, Nick Dokos wrote:

> Dan Davison <davison@stats.ox.ac.uk> wrote:
>
>> Lee Hinman <hinman@gmail.com> writes:
>>
>>> Hi all,
>>>
>>> I'm using org-babel-ditaa to insert a picture into a document I am
>>> writing. This works great, except the inserted image is too  
>>> small.  By
>>> changing the -s option to ditaa I was able to modify the size of the
>>> image for the HTML export but not for the LaTeX.  I did a little  
>>> looking
>>> at the .tex file and found this:
>>>
>>> \includegraphics[width=10em]{before1.png}
>>>
>>> the width=10em is controlled by org-export-latex-image-default- 
>>> option.
>>> Ideally I'd like to change this value for this file only, something
>>> like an entry in the #+OPTIONS line.  But org-export-plist-vars  
>>> has that
>>> element set to nil so it isn't configurable via that method.  Does
>>> anyone have a suggestion of how I could tweak this variable on a per
>>> file basis?
>>
>> Hi Lee,
>>
>> I was just having the same problem. We can use a file-local variable,
>> for now.
>>
>> # Local Variables:
>> # org-export-latex-image-default-option: "width=30em"
>> # End:
>>
>> This goes "near the end of the file" according to
>> http://www.gnu.org/software/emacs/manual/html_node/emacs/Specifying-File-Variables.html#Specifying-File-Variables 
>> .
>>
>> Dan
>>
>
> You should also be able to use BIND for this:
>
> #+BIND: org-export-latex-image-default-option "width=30em"
>
> should do it. I think this should work but I have not tested it.

You can also, on a per image basis, use

     #+ATTR_LaTeX: width=30em

just before the ditaa block.

HTH

- Carsten