[georss] GML

Raj Singh raj at rajsingh.org
Sun Oct 21 23:41:11 EDT 2007


There's also a discussion forum:
http://feature.opengeospatial.org/forumbb/viewforum.php?f=9
---
Raj


On Oct 19, 2007, at 4:46 PM, Ron Lake wrote:

> Sure:
>
> Use  GML WG list:  gml.sig at opengeospatial.org
>
> Cheers
>
> R
>
> -----Original Message-----
> From: georss-bounces at lists.eogeo.org
> [mailto:georss-bounces at lists.eogeo.org] On Behalf Of Joshua Lieberman
> Sent: October 19, 2007 1:40 PM
> To: georss at lists.eogeo.org
> Subject: Re: [georss] GML
>
> Chris,
>
> I'm sure that this will be an interesting use of GML but it is a
> little far afield from georss issues at this point. Ron, is there an
> open GML mailing list which might be more appropriate?
>
> Josh
>
> On Oct 19, 2007, at 2:31 PM, Ron Lake wrote:
>
>> Hi Chris:
>>
>> Why do you use gml:_GeometricPrimtive since PYXISPoint is a point?
>> You
>> are saying it can do where ANY geometric primitive can go.  Is that
>> correct?  Why not make the substitution group just gml:Point?
>> Generally
>> one would strive to use the closest geometric type. Your substitution
>> should work - but I notice that the property is PointMember and not
>> pointMember in your example - remember XML is case sensitive.
>>
>>
>> R
>>
>> -----Original Message-----
>> From: georss-bounces at lists.eogeo.org
>> [mailto:georss-bounces at lists.eogeo.org] On Behalf Of Chris Howell
>> Sent: October 19, 2007 10:54 AM
>> To: georss at lists.eogeo.org
>> Subject: [georss] GML
>>
>> Hi Folks.
>>
>> Sorry to bother you, but I am stumped again.
>>
>> I am attempting to do this.
>>
>> <xsd:element name="PYXISPoint" type="PYXISPointType" abstract="false"
>> substitutionGroup="gml:_GeometricPrimitive"/>
>>    <xsd:complexType name="PYXISPointType" abstract="false">
>>        <xsd:complexContent>
>>            <xsd:extension base="gml:PointType">
>>                <xsd:sequence>
>>                    <xsd:element name="Index" type="xsd:string"/>
>>                </xsd:sequence>
>>            </xsd:extension>
>>        </xsd:complexContent>
>>    </xsd:complexType>
>>
>> At this point everything works fine and authenticates. What I am
>> trying
>> to do next is this.
>>
>> <gml:MultiPoint>
>> <gml:PointMember>
>> <PYXISPoint>
>> BLAH
>> </PYXISPoint>
>> </gml:PointMember>
>> </gml:MultiPoint>
>>
>> However what is confusing me is. I thought because I specified the
>> Subsitition group, I could use a PYXISPoint anywhere a gml:Point was
>> used.
>>
>> However if I do something like.
>> <gml:location>    <PYXISPoint>
>>  </PYXISPoint>
>> </gml:location>
>>
>> This is ok.
>> Any suggestions ?
>>
>> Cheers
>> Chris.
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