Re: New beamer support

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

On Jan 6, 2010, at 10:46 AM, Sébastien Vauban wrote:

> Hello all,
>
> Here a few comments, after my first attempt with the new beamer  
> support --
> excellent, needless to say...
>
> Before that, I was using Nick's export class. But, now, I'm using  
> yesterday's
> git version.
>
> The few things I'm tackling right now are:
>
> - How to get a TOC with a frame title, without having to add it  
> explicitly?

What would you like to have the LaTeX to be like?

>
> - How to get alerted text, without customizing `org-export-emphasis- 
> alist'?
>  Has this been forgotten from the commit?

I don't remember this.  Can you please remind me?

>
> - How to get "frame breaks", without modifying the resulting TeX  
> file (by
>  adding a frame option `allowframebreaks' -- similar to the `fragile'
>  option)?


Just put [allowframebreaks] into the :BEAMER_envargs: property of
the node that becomes the frame.

>
> - How to get the TOC repeated when changing of section, with the new  
> item
>  highlighted?  See my manual essay ;-)

I don't know!  Isn't this something that can be done with beamer themes?
I have no idea.

>
> The last question has maybe few to do with Org. I mean: maybe, we  
> can't have
> that feature implemented in Org. Dunno.

Beamer support is hacking Org quite a bit, installing hooks left
and right, so I think it can be done.  But I would need o know what  
exactly is needed/wanted....

- Carsten

>
> Here follows an example to play with, and see what I'm talking about:
>
> --8<---------------cut here---------------start------------->8---
> #+TITLE:     Inventory
> #+AUTHOR:    Seb Vauban
> #+EMAIL:     no@one.com
> #+DATE:      2010-01-06
> #+DESCRIPTION:
> #+KEYWORDS:
> #+LANGUAGE:  en
> #+OPTIONS:   H:2 num:t toc:nil
> #+OPTIONS:   TeX:t LaTeX:t skip:nil d:nil todo:t pri:t tags:not-in-toc
>
> #+LaTeX_CLASS: beamer
> #+LaTeX_CLASS_OPTIONS: [presentation,t]
> #+BEAMER_FRAME_LEVEL: 2
> #+BEAMER_HEADER_EXTRA: \usetheme{Madrid}\usecolortheme{default}
> #+COLUMNS: %30ITEM %8BEAMER_env(Env) %7BEAMER_opt(Options)  
> %6BEAMER_dovl(DefOvl) %7BEAMER_ovl(Overlay) %4BEAMER_col(Col)
> #+OPTIONS: tags:nil
>
> #+BEAMER: \frame{\frametitle{Table of Contents}\tableofcontents}
>
>
> * Context
>
> ** Context
>   This document is a minimal example, full of fake sentences:
>   - the list of assets currently found, and
>   - the things that *must*, /should/ or @could@ be developed in the  
> coming
>     months.
>
>   Is "could" presented as an alert?
>
>   Note that the previous slide, TOC, has a title, because I inserted  
> it
>   myself. When generated by Org, there is no frametitle.
>
>
> * Current assets
>
> ** DB
> *** Model
> **** Schema
> **** Partial X
>     We extended X in order to put constraints on things (as one can
>     with cardinalities).
> **** What
> *** Rules
> **** Other
> ***** First
> ***** Second
> ***** Rules, with link automatically made between rule failures and  
> contributing properties
> **** Performance
> ***** Specialization of programs given partial data
> ***** Query reduction: optimize the queries so that with a minimal  
> IO interaction the necessary data from a DB can be requested
> *** Computations
> **** Excel engine *IS NOT THE LAST ITEM*
> *** Integrity *has a subitem* (not shown by default)
> **** Seamless migrations is not visible if allowframebreaks is not set
>
> ** Workflow
> *** Petri net engine
> *** Workflow viewer
> *** Data mining
> *** Internal engine (based on new protocol)
> *** Semantic language (integration of the model and of the other  
> stuff)
>
>
> * Future developments
> #+BEAMER: \frame[c]{\begin{center}Future developments\end{center}}
>
> ** Model
> *** Extensions (aggregation, negation)
> ** Workflow
> *** Workflow editor
>
>
> * COMMENT Setup
>
> # This is for the sake of Emacs.
> # Local Variables:
> # ispell-local-dictionary: "en_US"
> # End:
> --8<---------------cut here---------------end--------------->8---
>
> Best regards,
>  Seb
>
> -- 
> Sébastien Vauban
>
>
>
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- Carsten