[chameleon] selections

[Tom.Kralidis@CCRS.NRCan.gc.ca]

> -----Original Message-----
> From: bartvde@xs4all.nl [mailto:bartvde@xs4all.nl]
> Sent: Friday, August 29, 2003 9:57 AM
> To: chameleon@lists.maptools.org
> Subject: RE: [chameleon] selections
> 
> 
> Hi Thom,
> 
> is it also an option to use the drawQuery etc. functionality 
> of Mapscript?
> Could it then also be used to get the query results in a map 
> by using any
> OpenGIS WMS Server as the backend?
> 
> It's a shame that OpenGIS WMS still has no interface to return query
> results in a map.
> 

The WMS spec optionally allows, for those who support it, a GetMap request
where a WFS query is specified for the features, and an SLD for the
portrayal rules, resulting in a map.  I've yet to see an example of this
though.

> The footprints you refer to are the same as used in the 
> rulertool or not?
> 

I don't think so.

> Thanks,
> Bart
> 
> >
> > At this point, chameleon does not have WFS capabilities.
> >
> > chameleon's JavaScript API can plot 'footprints' of 
> features, which, for
> > example, be processed by some middleware and fed to the API.
> >
> > Check the chameleon JavaScript API for more information.
> >
> > ..Tom
> >
> > =================================
> > Tom Kralidis
> > Systems Scientist
> > Canada Centre for Remote Sensing
> > Tel: +01-613-947-1828
> > http://www.cgdi.ca/
> > =================================
> >
> >> -----Original Message-----
> >> From: bartvde@xs4all.nl [mailto:bartvde@xs4all.nl]
> >> Sent: Friday, August 29, 2003 9:37 AM
> >> To: chameleon@lists.maptools.org
> >> Subject: [chameleon] selections
> >>
> >>
> >> Hi list,
> >>
> >> what functionality does Chameleon provide for doing selections, for
> >> instance based on a rectangle, or based on certain values for
> >> attributes?
> >>
> >> I was thinking of doing this through the WFS part of UMN
> >> Mapserver, but
> >> ofcourse Chameleon cannot display GML datasets I guess.
> >>
> >> Does anybody know a solution for this?
> >>
> >> Best regards,
> >> Bart
> >> _______________________________________________
> >> Chameleon mailing list
> >> Chameleon@lists.maptools.org
> >> http://lists.maptools.org/mailman/listinfo/chameleon
> >>
> >
> 
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