[georss] Multiple geometries in simple?

Ron Lake rlake at galdosinc.com
Mon Jan 8 14:14:57 EST 2007


Hi,

In GML on which GeoRSSGML is based - you can have any number of
geometric properties or aspects to an entity or feature.  This notion of
feature is not really present in GeoRSS view of the world - so there it
is less clear.  The idea in GML is that an entity can have multiple
geometric characteristics and each of these is denoted by a property,
the property name denoting the role of the geometry in relation to the
feature

Ron

-----Original Message-----
From: georss-bounces at lists.eogeo.org
[mailto:georss-bounces at lists.eogeo.org] On Behalf Of Mikel Maron
Sent: January 8, 2007 10:32 AM
To: Sean Gillies; georss at lists.eogeo.org
Subject: Re: [georss] Multiple geometries in simple?

Hi Sean

You're asking about multiple geometries in a single item/entry?

It may not be that clear, but the model does limit it to a single
geometry per item.
That simplifies the requirements for any implementation.


Suppose there could be a guidance clause on this .. stating that it's
permissible
to have multiple geometries, but not required by any GeoRSS compatible
code,
which would only grok the first geometry listed per item and that it
can't be expected 
that multiple geometries would be understood.

Though that might only confuse things, and potentially break some
software already
out and deployed.

Mikel

----- Original Message ----
From: Sean Gillies <sgillies at frii.com>
To: georss at lists.eogeo.org
Sent: Monday, January 8, 2007 5:31:21 PM
Subject: [georss] Multiple geometries in simple?

The model and spec don't seem to rule it out. Does anybody have an 
implementation with multiple geometries?

Sean
-- 
Sean Gillies
http://zcologia.com/news

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