[CREATE] Categorizing resources

[Jon Phillips]

Oh, also, maybe there is a way to have these resource packages hosted
on the Create website. It would give it a nice use. The other option
is to use Open Clip Art Library which already has a basic api for
getting content...see its engine, ccHost:
http://creativecommons.org/projects/cchost

Jon

On Wed, Feb 18, 2009 at 12:25 PM, Aurimas Juška <aurimas.juska at gmail.com> wrote:
> Hi,
>
> Resource tagging is now available in GIMP development version. Before
> it is released, I think it would be good to discuss possibilities how
> tags could be shared between applications and also how tagging could
> be implemented in other applications.
>
> Common (standardized?) tag storage format
>
> Currently GIMP tags storage format is minimalistic, but seems to work
> quite well. Tags are stored in a tags.xml file which can be easily
> understood and edited manually:
> <?xml version='1.0' encoding='UTF-8'?>
> <tags>
>  <resource identifier="/home/auris/gimp/trunk/build/share/gimp/2.0/brushes/confetti.gih"
> checksum="d136b60fdd9cf41693a485a329b32e95">
>    <tag>aaa</tag>
>  </resource>
> </tags>
>
> Resources are mapped with entries in tags.xml using:
>  * identifier - filename for resources stored on disk. Easy to
> understand, but can be different between computers and platforms.
>  * checksum - uniquely represent resource. However, how checksum is
> calculated (which data from resource is used, algorithm) seem hard to
> standardize. Useless when user wants to edit tags.xml manually (or
> with a simple script).
>
> Currently identifier is used primarily to identify resources, and
> checksum is only used when identifier can't match actual resource file
> (file rename/move).
>
> Tag is a text string which cannot contain separator characters,
> newlines, tabs, etc. There is no additional information stored with a
> tag, such as language. However, tags provided with GIMP can be
> translated into various languages. Localized version is installed in
> user's home directory on the first run but is not changed when
> switched to a different language later.
>
> In order to make format useful for other applications and external tag
> editors as well, is there anything that should be added/removed ? It
> would be good, as always, to keep the format simple as possible.
>
> Common GUI elements
>
> It might be good for user if similar GUI element would be used for
> similar purposes. There is a small PDF available which shows more
> detail how tagging GUI elements work in GIMP:
> http://sites.google.com/site/aurijusk/gimp-resource-tagging/tagging.pdf?attredirects=0
>
> Code reuse for implementation, etc.
>
> Some code could probably could be used as starting point. It might be
> possible to put some functionality in places where multiple
> applications could take advantage of it.
>
> Best regards,
> Aurimas Juška
> _______________________________________________
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> CREATE at lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/create
>



-- 
Jon Phillips
http://rejon.org/