Ok I see,

I misunderstood your proposal.
I thinked your were adding new functions (with the protocol thing) and 
by doing so, no fallowing the SE.

sorry.


The font support for symbol is a good thing.
so +1 for your proposal.



Andrea Aime a écrit :
> johann sorel ha scritto:
>> Hello,
>>
>> Sorry to stop this proposal but I'm actualy working on
>> multiple portrayal specification i'm willing to add in GeoAPI/GeoTools
>>
>> Actually GeoTools is based on SLD style system v:1.0.0 , before 
>> making a proposal to move
>> away from the OGC SLD specification I suggest we implement SLD v:1.1.0 .
>> SLD 1.10 has been splitted in SLD 1.1 and SE 1.1 (SE = Symbology 
>> Encoding)
>
> And we would end up exactly in the same situation. SE 1.1 does not
> support what my proposal is trying to provide, the mark index is
> a pretty pathetic subsystite and it's a static number, not an expression.
>
>> You can know more about SE here : 
>> http://www.opengeospatial.org/standards/symbol
>> So I suggest to fix geotools to handle SLD1.1 and SE 1.1 before 
>> making any hacks.
>
> I've read the SE 1.1 specification and I fail to see how it addresses
> any of the proposals I'm making. Besides, look at the proposal, I'm not
> suggesting to change a single object in the object model nor in SLD,
> everything that's a URL remains a URL and everything that's a string
> remains a string. Not even the SLD needs to be extended.
>
> Please explain how this is a "hack", since afaik I've been playing
> strictly withing the limits of the standard, the only creating element
> is how to interpret the URLs and names that do define the symbols,
> I don't see the SLD/SE standard
>
>> As I said I'm working on styles : OGC SE and ISO 19117 "portrayal" 
>> and I'll update geotools
>> and geoapi to fit those specifications in the coming weeks I hope.
>
> You need a very big proposal for that, since you're going to break
> all the API, and recode the SLDStyleFactory too.
> Anyways, a move to SE 1.1 that does not break backwards
> compatibility with SLD 1.0 is a good thing imho.
>
>> I believe SE can handle your needs by using symbolizer functions :
>> see : http://portal.opengeospatial.org/files/?artifact_id=16700
>> Chapter : 11.6 Symbology Encoding Functions
>
> Not at all unless I'm missing something. These functions are a
> very welcomed addition, but from what I can see they can be used
> only in SvgParam.
> I don't see how they address the
> needs of stating a symbol name that does depend on the
> feature attributes without issuing hundreds or rules for
> the different possible combinations.
> Neither I see how they enable me to use AutoCAD hatch
> or a TTF font as a Mark.
>
> On the contrary, if in SE 1.1 you want to use se:OnlineResource
> or se:InlineContent in any way that's not a static reference
> in a file you'll need the same infrastructure the proposal
> is making up.
>
> Cheers
> Andrea
>


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