[Qgis-user] WMS-T printing issue

Frederick Löbig frederick.loebig at grunsnid.de
Tue Oct 11 00:32:39 PDT 2011


Hi Giovanni,

thanks for the quick response. This is exactly what I thought could be the issue. But there are a few things which I don't understand:

1. The map tiles are provided by a geoservers GWC. When I add the layer to e.g. uDig, the printing process works great. It's nice and fast (about 10 secs for ISO-A0). 
2. I don't have the input-fields for width and height when I add a layer but I'm using qGIS 1.7.0 Wroclaw
3. Is it a general problem that qGIS is requesting a big tile instead of many small tiles when printing? If not, the problem has to be somewhere else...

Has anyone had this problem with this software combination (qGIS 1.7 and GWC)?

Best,
Freddy


B.Eng. Frederick Löbig
Röderichstraße 59
60489 Frankfurt am Main
---
E:: Frederick.Loebig at grunsnid.de
P: +49 (0) 69 - 78 99 52 41
M: +49 (0) 174 - 70 89 296
---
Office:
euNetworks GmbH
Ludwig-Landmann-Straße 40560486 Frankfurt am MainP: +49 (0) 69 - 90 554 - 534
E: Frederick.Loebig at eunetworks.com
S: floebig

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> Subject: Re: [Qgis-user] WMS-T printing issue
> From: giovanni.manghi at gmail.com
> To: frederick.loebig at grunsnid.de
> Date: Mon, 10 Oct 2011 22:29:00 +0100
> CC: qgis-user at lists.osgeo.org
> 
> Hi Freddy,
> 
> many standard WMS servers do not allow to download images bigger than a
> certain size, this is the reason why there are usually no problems to
> create a large size layout on screen (because it is at 72dpi) but then
> it results in a blank image when printing or exporting to pdf (at high
> resolutions).
> 
> Since qgis 1.7 when connecting to a WMS server you can manually set the
> maximum "tile" size to be requested. This allow to overcome the server
> limits.
> 
> http://www.youtube.com/faunalia#p/a/u/1/0phOQD3wTAU
> 
> This option is not available (as it does not makes sense) when the
> server is recognized as a tilecache one (the layers are shown in the
> "tilesets" tab).
> 
> Cheers
> 
> -- Giovanni --
> 
> 
> On Mon, 2011-10-10 at 13:40 +0200, Frederick Löbig wrote:
> > Hi list,
> > 
> > I have a major problem creating ISO-A0 size plots with QuantumGIS and
> > a Tileset-layer.
> > 
> > When I add the layer to the project with the ?tiled=true attribute,
> > the navigation within the map-window is nice and fast and the look is
> > really good. When I create plot-template and use an external pdf
> > creator (CutePDF writer) it only works good for formats smaller or
> > equal than ISO-A2. Any  plot of a bigger format results in an empty
> > plot (at least the raster-layer isn't plotted, all added vector
> > elements such as legend, northing, border etc. is plotted). I had a
> > look at geoservers log to check for any errors resulting from
> > insufficient memory or else with no result. Everything seems to have
> > worked fine according to the log file.
> > 
> > Has anyone had this kind of problem as well or does anybody have a
> > workaround for that?
> > 
> > Best,
> > Freddy
> > 
> > 
> > B.Eng. Frederick Löbig
> > Röderichstraße 59
> > 60489 Frankfurt am Main
> > ---
> > E:: Frederick.Loebig at grunsnid.de
> > P: +49 (0) 69 - 78 99 52 41
> > M: +49 (0) 174 - 70 89 296
> > ---
> > Office:
> > euNetworks GmbH
> > Ludwig-Landmann-Straße 405
> > 60486 Frankfurt am Main
> > P: +49 (0) 69 - 90 554 - 534
> > E: Frederick.Loebig at eunetworks.com
> > S: floebig
> > 
> > This email and any attachments may contain confidential and/or legally
> > privileged information. If you are not the intended recipient, please
> > delete the email without reading it and notify the sender.
> > 
> > _______________________________________________
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> > Qgis-user at lists.osgeo.org
> > http://lists.osgeo.org/mailman/listinfo/qgis-user
> 
> 
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