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Re: [udig-devel] How does one change the saving and loading sld style information?

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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