2018-09-01 17:04 GMT+02:00 Robert Klein <rokl...@roklein.de>:
> On Sat, 1 Sep 2018 12:38:54 +0200
> Cecil Westerhof <cldwester...@gmail.com> wrote:
>
> > I have the following:
> > #+BEGIN_SRC dot :file Graphviz/habitLoop.png :cmdline -Kfdp -Tpng
> > digraph habitLoop {
> > bgcolor = steelblue
> > edge [penwidth = 4.0 ]
> > node [fontcolor = white, fontsize = 60, style = filled]
> >
> > spur [pos = "4,4!" color = red]
> > habit [pos = "7,1!" color = darkgreen]
> > reward [pos = "1,1!" color = blue]
> >
> > spur:e -> habit:n
> > habit:w -> reward:e
> > reward:n -> spur:w
> >
> > copyright [
> > pos = "4,.75!"
> > color = steelblue,
> > fontcolor = black,
> > fontsize = 14,
> > label = "© Cecil
> > Westerhof\ntimemanagem...@decebal.nl", shape = plaintext
> > ]
> >
> > spur [label = "Spur"]
> > habit [label = "Habit"]
> > reward [label = "Reward"]
> > }
> > #+END_SRC
> >
> > But I also want to have a Dutch version. So I also have:
> > #+BEGIN_SRC dot :file Graphviz/gewoonteLoop.png :cmdline -Kfdp -Tpng
> > digraph habitLoop {
> > bgcolor = steelblue
> > edge [penwidth = 4.0 ]
> > node [fontcolor = white, fontsize = 60, style = filled]
> >
> > spur [pos = "4,4!" color = red]
> > habit [pos = "7,1!" color = darkgreen]
> > reward [pos = "1,1!" color = blue]
> >
> > spur:e -> habit:n
> > habit:w -> reward:e
> > reward:n -> spur:w
> >
> > copyright [
> > pos = "4,.75!"
> > color = steelblue,
> > fontcolor = black,
> > fontsize = 14,
> > label = "© Cecil
> > Westerhof\ntimemanagem...@decebal.nl", shape = plaintext
> > ]
> >
> > spur [label = "Prikkel"]
> > habit [label = "Gewoonte"]
> > reward [label = "Beloning"]
> > }
> > #+END_SRC
> >
> > The only difference are the three label statements. Can this be done
> > more efficient? Because now I need to do updates at two places. That
> > is an accident waiting to happen.
> >
>
>
> There's a complicated solution (like, using variables from tables) at
> https://orgmode.org/worg/org-contrib/babel/languages/ob-doc-dot.html
>
> In your case you might want to use noweb (see
> https://orgmode.org/org.html#Noweb-reference-syntax). Then your code
> might look like this:
>
> #+Name: habitloop-main
> #+BEGIN_SRC dot
> bgcolor = steelblue
> edge [penwidth = 4.0 ]
> node [fontcolor = white, fontsize = 60, style = filled]
>
> spur [pos = "4,4!" color = red]
> habit [pos = "7,1!" color = darkgreen]
> reward [pos = "1,1!" color = blue]
>
> spur:e -> habit:n
> habit:w -> reward:e
> reward:n -> spur:w
>
> copyright [
> pos = "4,.75!"
> color = steelblue,
> fontcolor = black,
> fontsize = 14,
> label = "© Cecil
> Westerhof\ntimemanagem...@decebal.nl",
> shape = plaintext
> ]
> #+END_SRC
>
>
> #+BEGIN_SRC dot :file gewoonteLoop.png :cmdline -Kfdp -Tpng :noweb yes
> digraph habitLoop {
> <<main-loop>>
> spur [label = "Prikkel"]
> habit [label = "Gewoonte"]
> reward [label = "Beloning"]
> }
> #+END_SRC
>
> #+RESULTS:
> [[file:gewoonteLoop.png]]
>
> #+BEGIN_SRC dot :file habitLoop.png :cmdline -Kfdp -Tpng :noweb yes
> digraph habitLoop {
> <<main-loop>>
> spur [label = "Spur"]
> habit [label = "Habit"]
> reward [label = "Reward"]
> }
> #+END_SRC
>
I tried this, but I did not get it to work. Maybe something in my
configuration is wrecking havoc on me. I have to play with it a bit more I
am afraid.
> Note, for better looks I put the whole surrounding block in the
> language-specific parts (the “digraph”-line could be in the
> “habitloop-main” block, too).
>
>
> When your code gets more involved this can get ugly, fast. Then you'll
> probably have to go the elisp way.
>
For the moment I do not think it will get more involved very soon, but you
never know. Maybe the elisp route is not a bad idea.
--
Cecil Westerhof
