ok thanks.

If the solution is to server the layers as tms then i´m out of luck because TMS 
is not working in my installed version of geoserver  I don´t understand what 
"redirecting the willed GWClayers to the related GeoServer layers before they 
are printed" means.!!?!

I have tried to make a simple html print window in javscript, but now the 
problem is that the raster backgrounds only work in IE9 on Windows7 and on SP 
only the vector data can be printed!

I neve knew that printing could be such a head ache!

yours,

Rob


________________________________
 Von: Tobias Reinicke <[email protected]>
An: Robert Buckley <[email protected]> 
Gesendet: 14:02 Donnerstag, 24.November 2011
Betreff: Re: [OpenLayers-Users] pdf export: why the request for tile dimensions 
of 625x458
 
Hi Robert,
So from that link the sentence that is most important is:

The solution is to use OpenLayers.Layer.TMS for the geowebcache layers
rather than OpenLayer.Layer.WMS

So you're WMS layers needs to change to be a TMS layer, if that is
acceptable to you. The other solution is in the next post:
I also went into this problem few days ago. I tried using TMS layers but
without success. The solution I pitched on was redirecting the willed GWC
layers to the related GeoServer layers before they are printed. It's not a
pretty solution, but it works well!  [1]



[1] http://www.mail-archive.com/[email protected]/msg01973.html



Toby

On 24 November 2011 07:39, Robert Buckley <[email protected]> wrote:
> Hi,
> Thanks for the reply.
> according to my research it is possible. gbrun manaed to get this working
> with TMS services with the help of Matt Prior documented in the link below.
> The proof is in the online map here
> http://gis.catawbacountync.gov/gwc/print_gwc.html
> http://www.mail-archive.com/[email protected]/msg01973.html
>
> yours,
> Rob
>
>
> ________________________________
> Von: Toby R <[email protected]>
> An: Robert Buckley <[email protected]>
> Cc: "[email protected]"
> <[email protected]>; "[email protected]"
> <[email protected]>; "[email protected]" <[email protected]>;
> "[email protected]" <[email protected]>
> Gesendet: 8:25 Donnerstag, 24.November 2011
> Betreff: Re: [OpenLayers-Users] pdf export: why the request for tile
> dimensions of 625x458
>
> Hi Robert,
> This may not be entirely helpful however I don't think that mapfish supports
> printing from a tile cache. The way it works normally is that it sends the
> request straight to the wms server which can obviously respond to the size
> it requires.
> The reason you are getting that tile size is because that's the size of the
> window you are trying to print (I presume).
> As a test, if you were to point your layer_topo straight to the wms does
> printing work?
>
> Toby
>
>
> On 24 Nov 2011, at 06:53, Robert Buckley <[email protected]> wrote:
>
>
> Hi,
> Problem: I can´t print any tiles coming from geowebcache!
> gridset: 900913
> System: Linux Ubuntu 10.04 / tomcat6 / Geoserver 2.1.2
> Javscript
> // map
> var map = new OpenLayers.Map("map", {
>         id: 'map',
>         projection: new OpenLayers.Projection("EPSG:900913"),
>         displayProjection: new OpenLayers.Projection("EPSG:4326"),
>         units: "m",
>         maxResolution: 156543.0339,
>         maxExtent: new OpenLayers.Bounds(-20037508, -20037508, 20037508,
> 20037508.34),
>         numZoomLevels: 17,
>         controls: [new OpenLayers.Control.MouseDefaults(), new
> OpenLayers.Control.PanZoomBar(), new OpenLayers.Control.MousePosition(), new
> OpenLayers.Control.ScaleLine({
>             geodesic: true
>         })]
>     });
> // layer GWC
> var layer_topo = new OpenLayers.Layer.WMS("Topographischekarte",
> "http://maps.zgb.de/geoserver/gwc/service/wms/";, {
>         layers: 'zgb:tk50',
>         projection: "EPSG:900913",
>         format: 'image/png',
>         transparent: true,
>         singleTile: false
>     }, {
>         'buffer': 0,
>         'opacity': 1,
>         'isBaseLayer': true,
>         visibility: true
>     });
> Geoserver log
> 2011-11-24 07:39:54,199 ERROR [geowebcache.GeoWebCacheDispatcher] - The
> requested tile dimensions 625x458 do not match those of the grid set
> (256x256) http://maps.zgb.de/geoserver/gwc/service/wms
> 2011-11-24 07:39:54,200 WARN [print.PDFUtils] - Server returned an error for
> http://maps.zgb.de/geoserver/gwc/service/wms?BBOX=1176787.0%2C6892762.5%2C1181754.1%2C6899536.0&HEIGHT=625&WIDTH=458&map_resolution=75&SERVICE=WMS&REQUEST=GetMap&STYLES=&TILESIZE=%7B%22w%22%3A256%2C%22h%22%3A256%7D&TRANSPARENT=true&VERSION=1.1.1&FORMAT=image%2Fpng&PROJECTION=EPSG%3A900913&format_options=dpi%3A75&LAYERS=zgb%3Atk50&SINGLETILE=false&SRS=EPSG%3A900913:
> Error (status=400) while reading the image from
> http://maps.zgb.de/geoserver/gwc/service/wms?BBOX=1176787.0%2C6892762.5%2C1181754.1%2C6899536.0&HEIGHT=625&WIDTH=458&map_resolution=75&SERVICE=WMS&REQUEST=GetMap&STYLES=&TILESIZE=%7B%22w%22%3A256%2C%22h%22%3A256%7D&TRANSPARENT=true&VERSION=1.1.1&FORMAT=image%2Fpng&PROJECTION=EPSG%3A900913&format_options=dpi%3A75&LAYERS=zgb%3Atk50&SINGLETILE=false&SRS=EPSG%3A900913:
> Bad Request
> pdf error attatchment
> java.io.IOException: Error (status=400) while reading the image from
> http://maps.zgb.de/geoserver/gwc/service/wms?BBOX=1091694.4%2C6741760.5%2C1250642.0%2C6958507.0
> &HEIGHT=625&WIDTH=458
> &map_resolution=75&SERVICE=WMS&REQUEST=GetMap
> &STYLES=&TILESIZE=%7B%22w%22%3A256%2C%22h%22%3A256%7D&TRANSPARENT=true
> &VERSION=1.1.1&FORMAT=image%2Fpng&PROJECTION=EPSG%3A900913&format_options=dp
> i%3A75&LAYERS=zgb%3Atk50&SINGLETILE=false&SRS=EPSG%3A900913: Bad Request
>
>
>
> Can anyone tell me why the mapfish print is requesting tile dimensions  of
> 625x458?
>
>
> Yours with thanks,
> Rob
>
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