[Qgis-user] gfx in WSG 84 added to another CRS (EPSG:3021)

Johan Nilsson joni8135 at gmail.com
Fri Sep 21 00:23:53 PDT 2012


When I click Layer-->'Add vector layer.....' I can browse for files, shp,
gpx, and so on, but never chose an CRS in that menu. My Background map are
in RT90 coordinate system in meters approx 1500000,6500000 m but gpx files
come to 17  and 60 m (not degree), way ot of the map...

/Cheers

2012/9/21 leyan ouyang <ouyang.leyan at hotmail.com>

>  Yes it is possible, the option "on-the-fly reprojection" does just that.
> Choose the main CRS as the project CRS (it will be used for distance
> calculations, etc.). Then when you add a layer you can choose its CRS
> individually, QGIS will do the transformation.
>
> Regards,
>
> Leyan
>
> ------------------------------
> Date: Fri, 21 Sep 2012 09:08:05 +0200
> From: joni8135 at gmail.com
> To: qgis-user at lists.osgeo.org
> Subject: [Qgis-user] gfx in WSG 84 added to another CRS (EPSG:3021)
>
>
> Hi.
> I can transform gpx file from a GPS (WSG84) to an old swedisch CSR
> EPSG:3021 (RT90 2,5 gon V metric coordinate system)) shape file, but I
> whant to let the program transform on the fly.
>
>  I know that year 1999 Silicon graphic had it on there 'super coomputers'
> and GIS-softwate, and I also see that QGIS have under menue:
> *Settings-->Options-->CRS*-tab have an option to check 'on the fly
> reprojection' in option.
>
> Under options-->CRS can you define default project CRS and defaut CRS to
> what your add in layers, but If you have a lot of old files with diffenent
> CRS it could be errors. Now Sweden is in transition from RT90 to SweRef99
> (very near WSG84)
>
> Is it possible to add vector files with other CRS, or even rasters to a
> project without transform it?
>
> /Cheers
>
>
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