Re: [Qgis-developer] Spatial reference systems and Area of applicability

2014-04-03 Thread Werner Macho
+1 for everything you said here .. that sounds wonderful .. being warned if a reprojection does not make any sense is a huge usability improvement for occassional GIS Users .. On Thu, Apr 3, 2014 at 12:27 AM, Even Rouault even.roua...@mines-paris.org wrote: Hi, This is something I discussed

Re: [Qgis-developer] Spatial reference systems and Area of applicability

2014-04-03 Thread Paolo Cavallini
Il 03/04/2014 12:16, Werner Macho ha scritto: +1 for everything you said here .. that sounds wonderful .. being warned if a reprojection does not make any sense is a huge usability improvement for occassional GIS Users .. or even presenting only the list of projections that make sanse in the

Re: [Qgis-developer] Spatial reference systems and Area of applicability

2014-04-03 Thread AntonioLocandro
I think both options are useful, sometimes people select a projection they think is ok but it isn't, showing a warning would be nice. Could this apply when you add a layer with a projection that is outside bounds? Show a warning about that also -- View this message in context:

[Qgis-developer] Spatial reference systems and Area of applicability

2014-04-02 Thread Even Rouault
Hi, This is something I discussed with Paolo during the past Code Sprint. In the original EPSG databases, there is an area of applicability defined as a bounding box in latitude,longitude for each spatial reference system. In the import process of the EPSG database used for libgeotiff, GDAL,