Good to know :) during hackfest, surfing the code with Jürgen to hunt a blocker bug, I noticed that there where a lot use of the function QgisApp::instance()->mapCanvas() => some functions at the "app" level refers only to a unique canvas reducing the ability to interact with multiple canvas.
it's a feature or really a limit? regards, Luigi Pirelli On 31 July 2014 10:21, Nathan Woodrow <[email protected]> wrote: > Yes it can be done. I'm working on a plugin at the moment and as a core > feature. > > Nathan > > On Jul 31, 2014 6:16 PM, "Sören Gebbert" <[email protected]> > wrote: >> >> Dear list, >> i would like to know if it is possible to implement a plugin in QGIS >> to overlay two map layer for interactive comparison, like the Map >> Swipe tool in GRASS GIS[1,2]. >> >> If it is possible, what would be the best approach to implement it? >> >> Many thanks in advance, >> Best regards >> Soeren >> >> [1] http://grass.osgeo.org/grass70/manuals/wxGUI.mapswipe.html >> [2] https://www.youtube.com/watch?v=xc7YLIYbsP0 >> _______________________________________________ >> Qgis-developer mailing list >> [email protected] >> http://lists.osgeo.org/mailman/listinfo/qgis-developer > > > _______________________________________________ > Qgis-developer mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/qgis-developer _______________________________________________ Qgis-developer mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/qgis-developer
