There is a line intersection tool in the Vector menu that might get you your points: Vector - Analysis Tools - Line Intersections. Not exactly sure what you mean by your second point though?
Carson On 1 September 2010 17:41, [email protected] <[email protected]> wrote: > Hello, > > I imported in QGIS 1.5 a line vector layer representing roads (say arcs) of > a city. > I would like to: > - create a new point vector layer with a point for each cross between lines; > - add two columns to the original line vector layer, indicating the cross > before and after each road, respectively. > > Any hint? > > Thank you very much! > Toni > > > > > > _______________________________________________ > Qgis-user mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/qgis-user > -- Carson J. Q. Farmer ISSP Doctoral Fellow National Centre for Geocomputation National University of Ireland, Maynooth, http://www.carsonfarmer.com/ _______________________________________________ Qgis-user mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/qgis-user
