This is a common problem on most GIS systems - solution is to add your  
layer twice (you will have to deal with the layer switcher then).
Regards
-- 
George Mu'ammar


Quoting Zer <[EMAIL PROTECTED]>:

>
> Hi all,
>
> I have a vector layer with features with attributes. I would like to use two
> of  these attributes to style the features. One attribute is a code that
> have values between 1-10. The other attribute is a boolean (isMarked). I
> would like to change the fill property (gradient colours) of the attribute
> depending on the code and add a red stroke to the attribute if the isMarked
> == 1. The users select which option to theme by selection two check boxes. I
> have been successful doing this with an SLD.XML file and it works fine if i
> select one of these options at a time. However, when i try to combine these
> attributes i can not get it to work. I would like to both add the gradient
> colours AND the red stroke option if isMarked == 1, otherwise only the fill
> gradient colours . Does anyone know how to write such a filter? Or is there
> another way to make this happen?
>
> This is the rules i have uses so far:
>
> ** This works if I select the code check box only **
> <sld:Rule>
>       <sld:Name>Code</sld:Name>
>       <ogc:Filter>
>               <ogc:PropertyIsEqualTo>
>                       <ogc:PropertyName>code</ogc:PropertyName>
>                       <ogc:Literal>2</ogc:Literal>
>               </ogc:PropertyIsEqualTo>
>       </ogc:Filter>
>       <sld:PolygonSymbolizer>
>               <sld:Fill>
>                       <sld:CssParameter name="fill">
>                               <ogc:Literal>#00FFFF</ogc:Literal>
>                       </sld:CssParameter>
>                       <sld:CssParameter name="stroke">
>                               <ogc:Literal>white</ogc:Literal>
>                       </sld:CssParameter>
>               </sld:Fill>
>       </sld:PolygonSymbolizer>
> </sld:Rule>
>
> ** This works if I select the isMarked check box only **
> <sld:Rule>
>       <sld:Name>Code and Is_Marked</sld:Name>
>       <ogc:Filter>
>               <ogc:PropertyIsEqualTo>
>                       <ogc:PropertyName>isMarked</ogc:PropertyName>
>                       <ogc:Literal>1</ogc:Literal>
>               </ogc:PropertyIsEqualTo>
>       </ogc:Filter>
>       <sld:PolygonSymbolizer>
>               <sld:Fill>
>                       <sld:CssParameter name="fill">
>                               <ogc:Literal>white</ogc:Literal>
>                       </sld:CssParameter>
>                       <sld:CssParameter name="stroke">
>                               <ogc:Literal>red</ogc:Literal>
>                       </sld:CssParameter>
>               </sld:Fill>
>       </sld:PolygonSymbolizer>
> </sld:Rule>
>
> ** This does not work if I select BOTHE check boxes. **
> <sld:Rule>
>       <sld:Name>Is_Marked and Code</sld:Name>
>       <ogc:Filter>
>                       <ogc:And>
>                       <ogc:PropertyIsEqualTo>
>                               <ogc:PropertyName>isMarked</ogc:PropertyName>
>                               <ogc:Literal>1</ogc:Literal>
>                       </ogc:PropertyIsEqualTo>
>                       <ogc:PropertyIsEqualTo>
>                               <ogc:PropertyName>code</ogc:PropertyName>
>                               <ogc:Literal>2</ogc:Literal>
>                       </ogc:PropertyIsEqualTo>
>               </ogc:And>
>       </ogc:Filter>
>       <sld:PolygonSymbolizer>
>               <sld:Fill>
>                       <sld:CssParameter name="fill">
>                               <ogc:Literal>#00FFFF</ogc:Literal>
>                       </sld:CssParameter>
>                       <sld:CssParameter name="stroke">
>                               <ogc:Literal>red</ogc:Literal>
>                       </sld:CssParameter>
>               </sld:Fill>
>       </sld:PolygonSymbolizer>
> </sld:Rule>
>
>
> --
> View this message in context:   
> http://www.nabble.com/Styling-a-feature-with-multiple-attributes-using-SLD-tp19165654p19165654.html
> Sent from the OpenLayers Users mailing list archive at Nabble.com.
>
> _______________________________________________
> Users mailing list
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>


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