On Wed, 10 Feb 2021 at 15:56, Jonas Schrottenbaum <
jonesang...@googlemail.com> wrote:
> You are right, if i change the CRS with the GUI to EPSG:4326, it works. So
> i thought, what's the difference between doing it there and
> programmatically, where it did not work.
> And i found out that apparently DefaultGeographicCRS.WGS84 is not the same
> as EPSG:4326. And it does not work with DefaultGeographicCRS.WGS84. At
> least there i get an invisible layer.
> But now i changed
> from
> mapcontent.getViewport().setCoordinateReferenceSystem(DefaultGeographicCRS.WGS84);
> to
> mapcontent.getViewport().setCoordinateReferenceSystem(CRS.decode("EPSG:4326"));
> and now it works perfectly.
> Do you know, why this would make a difference and
> why DefaultGeographicCRS.WGS84 could result in an invisible layer?
>
>
There are two possibilities - 1) axis order, your image might be there but
off screen 2) Andrea has just done some work on master to add a "label" to
the defaultCRS which was causing some issues in odd places in GeoServer.
Ian
> Greeting, Jones
>
> Am Mi., 10. Feb. 2021 um 09:52 Uhr schrieb Ian Turton <ijtur...@gmail.com
> >:
>
>>
>>
>> On Tue, 9 Feb 2021 at 18:30, Jonas Schrottenbaum via GeoTools-GT2-Users <
>> geotools-gt2-users@lists.sourceforge.net> wrote:
>>
>>> Hello, how can i transform a WMSLayer, or Layer from a WMS into a
>>> different CRS?
>>> I read how to transform JTS Geometries and how to transform
>>> GridCoverages, but could not find any information on how to do this with
>>> WMSLayers.
>>>
>>>
>> You shouldn't need to do anything to transform the layers, once you
>> change the map/viewport crs the layer will automatically change to the new
>> SRS. I've just done a quick test and that URL seems to display in all of
>> the supported CRS and a few that are not on that list (3875)
>>
>> Ian
>>
>>
>>> --
>> Ian Turton
>>
>
--
Ian Turton
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