hmm, I still get just the attached image (approx).  Presumably osmehting
wrong w/ my latex setup (I use latex only very rarely).

On Tue, May 7, 2019 at 1:52 PM Fraga, Eric <e.fraga@ucl.ac.uk> wrote:

> On Tuesday,  7 May 2019 at 13:22, Matt Price wrote:
> > I thought that a latex src block with :exports results would work, but
> > rather than a rendered graph I end up with a .png of the latex
> > instructions themselves. Here's what I am trying:
>
> It should work.  Try with the following header settings:
>
> #+header: :exports results
> #+header: :results file raw
> #+header: :file image.png
> #+header: :fit yes
> #+begin_src latex
>   \begin{tikzpicture}[node distance=4cm,minimum size=2cm]
>     \node[draw,fill=blue!20!white] (humanities) {Humanities};
>     \node[draw,fill=blue!20!white] (tools) [right of=humanities]
> {\parbox{3cm}{Computing \\ Tools and \\ Methodologies}};
>     \draw[very thick,red] (tools) edge [out=270,in=270,->] (humanities);
>   \end{tikzpicture}
> #+end_src
>
> --
> Eric S Fraga via Emacs 27.0.50, Org release_9.2.3-327-g3375f0
>