Hi,
after "format: 'image/png'", add ", transparent: true".
That's it.
Regards,
Andreas.
On Jul 9, 2010, at 02:10 , Kalyan Kamepalli wrote:
> Hello Group,
>
> I have a base layer and a couple of overlays. The base layer has some objects
> to display and both the overlays have nothing to display. But the total map
> shows nothing but just a white sceen. I suspect the overlays hiding the base
> layer. How do I set these overlays transparent so that I can see the base
> layer and on top of that these overlays ?
>
> My WMS layer definitions are as below
>
> var gisLayer = new OpenLayers.Layer.WMS( 'Gis Layer' , wmsURL , { layers:
> 'gis', styles: 'Default', format: 'image/png' } , { buffer: 1 , isBaseLayer:
> false } );
> var adminLayer = new OpenLayers.Layer.WMS( 'Admin Layer' , wmsURL , {
> layers: 'admin', styles: 'Default', format: 'image/png' } , { buffer: 1 ,
> isBaseLayer: false } );
> var cadLayer = new OpenLayers.Layer.WMS( 'Cadastre Layer' , wmsURL , {
> layers: 'cadastre', styles: 'Default', format: 'image/png' } , { buffer: 1 ,
> isBaseLayer: true} );
>
> I am sorry, I have a very little knowledge in Java Script and so I keep
> posting these little things.
>
> Thanks,
> Kalyan
>
>
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--
Andreas Hocevar
OpenGeo - http://opengeo.org/
Expert service straight from the developers.
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