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Re: [udig-devel] How does one change the saving and loading sld style information?
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There are a couple of aspects to what you are talking about. You
mentioned making use of a database so I am going to take a couple wild
guesses to try and figure out what you are getting at based on what
others have done.
The uDig load/save mechanism for Maps is all about saving this
information into a project directory. In the past people have wanted to
either:
- save this information too and from a databases so users can work on a
common set of maps
- save this information too and from an Open Web Context document (to be
attached to a wiki page)
- save just the style information into a database and "update" existing
maps to use the latest style from the common central database
In each one of these cases you are going to get in there making your own
maps and layers; taking charge of the process your application uses to
assemble a working Map data structure for udig to draw. Let me know
which one of the above scenarios you are working towards and I can try
and make more specific recommendations.
(the general idea is that these are just data structures so you can
"load" and "save" them as you see fit)
If I can ask you to review the IRC logs from this weeks meeting; Moovida
requested a new "export style" extension point be created; it is not
quite related to your request here - except in that it will represent
another example of saving and loading a style to a file.
Jody
Justin R. Lynch wrote:
Greetings everyone. We are currently using the sld style to render the
layers for our project. We need to change where the information about
a layer’s style is saved and loaded. We would like to be able to save
/ load this information from a database. It seems that a SLDContent
(net.refractions.udig.style.sld) currently loads /saves this
information from the eclipse IMemento. If we were creating our own
style and renderer we could use these methods to instead load / save
to the database but I don’t know how to use the sld style provided and
replace just the save and load. The best I can come up with is to use
copy / paste reuse and basically copy all of the
net.refractions.udig.style.sld plug-in into another plug-in and just
change those two functions.
Am I missing something? What is the correct way to change this
functionality?
If I create a new style that just re-implements the StyleContent,
won’t I have problems making that style get selected over the sld style?
Thanks,
Justin
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