Seems perfect for what I want to do. I think I need to install theOn Mon, Oct 21, 2013 at 10:20 PM, Hans Breuer <hans breuer org> wrote:
> At 21.10.2013 16:48, jul gil gmail com wrote:
>>
>> Hi
>>
>> I am trying to use Dia to generate svg diagram for presentations build
>> using reveal.js, and I need to modify the way the svg is exported.
>>
>> Context : Reveal.js https://github.com/hakimel/reveal.js/ is a small
>> framework for creating presentation using HTML. Of course SVG can be
>> included in the HTML file.
>> One of the feature of reveal.js is to be able to display the content
>> of a slide step by step using the class "fragment"( See
>> https://github.com/hakimel/reveal.js/#fragments and
>> http://lab.hakim.se/reveal-js/#/fragments ).
>> A small test shows that it work for SVG too : I can have a beautiful
>> diagramm in my page that appears step by step, the problem is I just
>> need to edit the SVG by hand...I would like to use Dia for that, of
>> course.
>>
>> I have actually 2 problems :
>>
>> - include class and data-fragment-index in the properties :
>> easy for the shapes thanks to <ext_attributes>, but I have no idea of
>> what to modify to add a property to arrow, lines, polygon, etc...
>>
> It might be possible to use the objects meta data dicitionary for this, but
> only the current development version has a GUI for it.
>
> Another idea could be to manage you animations by distributing objects to
> layers and encode class and index in the layer name.
>
>
>> - SVG export : it seems to me that 2 exports exists : diasvg.py and an
>> integrated export.
>> The python script is called when using export "SVG plain" or "SVG
>> compressed", the integrated export is called on "Scalable Vector
>> Graphic". Right ?
>
> Mostly. There usually is a third SVG exporter provided by the cairo plug-in,
> but it's availability depends on the buid system configuration.
>
>
>> The 2 exports are not exactly the same, the integrated export
>> generated <g> for each element, and that's on this element I want to
>> add the class. The python script seems not be able to add those tag,
>> but I am perhaps wrong.
>>
> The two exporters are definitely not exactly the same. They are
> intentionally producing different output. With the current development
> version it is possible to handle group creation on the object's rendering
> level. See:
> https://git.gnome.org/browse/dia/commit/?id=3cf5a400d9924a7dc6fc5e67cec166a466885887
development version.
My question was : does exists another solution that I didn't found ?
>> So my questions are : am I on the right way ? Is it possible to do
>> what I want without modifying a single line of code ?
>
> How is the behavior of the source code supposed to be changed without
> changing the source code?
another script to convert .dia to .svg not included in the main
distribution ? It seems not.
Yes, of course, I just mean : is it something that can interest
>
>> is it worth it ?
>
> Not sure I get this question. Shouldn't you be the one to answer it?
someone else, and will it be integrated in the main source code ?
--
Julien Gilles.
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