[Users] How to create legend panel using OpenLayers.Layer.MapServer layer...

[stela anders]

Yeah! Thats it Andreas!

That LegendPanel works with sublayers? I´m a little bit confused right now!

Thanks !



2010/1/6 Andreas Hocevar <ahocevar at opengeo.org>

> Hi,
>
> make sure that your Ext JS build contains Ext.form.Label, or use a full
> build. The build that most of the GeoExt exmaples use
> (http://extjs.cachefly.net/builds/ext-cdn-771.js) does not contain it.
> Look e.g. at
> http://dev.geoext.org/trunk/geoext/examples/legendpanel.html, it uses a
> full build.
>
> Regards,
> Andreas.
>
> On 2010-01-06 16:24, stela anders wrote:
> > Thanks Andreas !!!!
> > I changed to WMS with success...
> > But now I got that error when trying to generate the legend :
> >
> > Error: Ext.form.Label is not a constructor
> > Arquivo-fonte:
> >
> http://localhost/Openlayer/Arquivos/geoextx/lib/GeoExt/widgets/LegendPanel.js
> > Linha: 293
> >
> > Am I suppossed to change anything?
> >
> > Thanks
> >
> > Stella
> >
> > 2010/1/5 Andreas Hocevar <ahocevar at opengeo.org
> > <mailto:ahocevar at opengeo.org>>
> >
> >     Hi,
> >
> >     On 2010-01-04 19:36, stela anders wrote:
> >     > Is it possible?
> >
> >     You have at least two choices:
> >
> >     (1) Use Layer.WMS instead of Layer.MapServer. With minor
> modifications
> >     to your mapfile, it is easy to use MapServer as WMS (see
> >     http://mapserver.org/ogc/wms_server.html). I think this is the best
> >     option, because it will build the legend automatically from
> >     GetLegendGraphic requests.
> >
> >     (2) Use a LayerStore with a legendURL field. For each layer, you
> >     have to
> >     provide a URL that points to a legend image. This option may only
> work
> >     with the current trunk version of GeoExt, not with v0.6.
> >
> >     Regards,
> >     Andreas.
> >
> >     >
> >     > I tried to create that :
> >     >   var legendPanel = new GeoExt.LegendPanel({
> >     >             title: 'Legend',
> >     >             dynamic: true
> >     >      });
> >     >
> >     > And added to Viewport, but nothing is created...
> >     >
> >     > Help me please!
> >     >
> >     >
> >     >
> >     > _______________________________________________
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> >     >
> >
> >
> >     --
> >     Andreas Hocevar
> >     OpenGeo - http://opengeo.org/
> >     Expert service straight from the developers.
> >
> >     _______________________________________________
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> >     Users at geoext.org <mailto:Users at geoext.org>
> >     http://www.geoext.org/cgi-bin/mailman/listinfo/users
> >
> >
> >
> > _______________________________________________
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> > http://www.geoext.org/cgi-bin/mailman/listinfo/users
> >
>
>
> --
> Andreas Hocevar
> OpenGeo - http://opengeo.org/
> Expert service straight from the developers.
>
>
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