[OpenLayers-Users] Get All Feature Information in a Layer

Christopher Schmidt crschmidt at metacarta.com
Tue Aug 18 12:47:58 EDT 2009


On Mon, Aug 17, 2009 at 04:32:42PM -0500, Josh Oman wrote:
> Hello Openlayers User,
> 
> I am creating a simple search feature with OpenLayers, Geoserver, and
> postGIS in a "static" website.  The process I am using is as follows:
> user submits a cql string, the cql string is used to create a filtered
> layer, the filtered layer is displayed on the map, OpenLayers is used to
> generate an html table that contains a row for each feature in the
> filtered layer.  The result is a map displaying the filtered features,
> and next to the map is a table displaying some data for each of the
> filtered features.  


>  
> 
> As I understand GetFeatureInfo it will not return information for all
> features in the filtered layer since it requires a click's X,Y
> coordinate.  I am looking for an OpenLayers function to get an info
> table from GeoServer that is populated with data from every feature in
> the filtered layer.

Sounds like you want WFS, and the GetFeatures call.

-- Chris
 
> 
>  
> 
> I just started working with open source gis, so there may be a better
> approach to searching/filtering that I am not aware of.  Please direct
> me to a better approach, if you know of one.
> 
>  
> 
>  
> 
> Thank you,
> 
> Josh
> 
>  
> 

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-- 
Christopher Schmidt
MetaCarta



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