Hello Jody,
Thanks for the response! I browsed jira first but decided to check with the
mailinglist before filing a ticket. As far as I can see there is no entry
in jira covering cascaded wms background bgcolor parameter, so if it is ok
with you, I will create the ticket.
Kind regards,
Milo
2014-07-31 5:30 GMT+02:00 Jody Garnett <[email protected]>:
> Good question, let me check the code ... looking at the implementation of
> GetMap we have:
>
> if (!merged) {
> WMSLayer Layer = new WMSLayer(wms, gt2Layer);
> Layer.setTitle(wmsLayer.prefixedName());
> mapContent.addLayer(Layer);
> }
>
> So GeoServer sets a title, but does not set the background color.
>
> Looking at the GeoTools implementation in WMSLayer that does the work ...
> it uses transparent by default:
>
> if(backgroundColor == null) {
> mapRequest.setTransparent(true);
> } else {
> String rgba = Integer.toHexString(backgroundColor.getRGB());
> String rgb = rgba.substring(2, rgba.length());
> mapRequest.setBGColour("0x" + rgb.toUpperCase());
> mapRequest.setTransparent(backgroundColor.getAlpha() < 255);
> }
>
> Expect we need a bug report for this one, I did update the communication
> page with handy search boxes if you want to check if the issue is reported
> already. http://geoserver.org/comm/
>
>
>
> Jody Garnett
>
>
> On Wed, Jul 30, 2014 at 1:55 PM, Milo van der Linden <[email protected]>
> wrote:
>
>> Hello list,
>>
>> I noticed that geoserver adds BG=0xFFFFFF to the requests when connecting
>> to a remote wms service. In my case this is a mapserver service where we
>> hardcoded the png outputformat to never be transparent and blue so we get
>> the correct ocean-effect.
>>
>> Is there a way to bypass the BGCOLOR parameter? Or does this require
>> enhancements to geoserver itself?
>>
>> Thanks and kind regards,
>>
>> Milo
>>
>>
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>
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