This is tricky: if you select "advanced -> select scale field" *before* hitting "classify" then the size symbols won't be scaled.
If you do the other way it will work as expected. cheers -- Giovanni -- On Tue, 2011-11-22 at 09:03 -0600, David Fawcett wrote: > I can confirm that this is a problem in 1.8.0-Trunk. > > Graduated symbols used to 'just work', now they don't. If they do > somehow still work, it is very unintuitive. I recently tried to show > off some data using QGIS in a workshop that I was teaching. I had > upgraded QGIS to show off the latest look and features. It was > embarrassing when I couldn't do something simple like make graduated > size symbols... > > Here is the version that I am using (on Win32) > > > QGIS version > 1.8.0-Trunk > QGIS code revision > 33b7e31 > Compiled against Qt > 4.7.1 > Running against Qt > 4.7.1 > GDAL/OGR Version > 1.8.1 > GEOS Version > 3.2.2 > PostgreSQL Client Version > 8.3.10 > SpatiaLite Version > 2.4.0 > QWT Version > 5.2.1 > This copy of QGIS writes debugging outpute. > > > David. > > On Mon, Nov 14, 2011 at 10:06 AM, Caroline Rendon > <[email protected]> wrote: > > Hi Sake, > > > > This doesn't work for me. The symbols still appear in graduated colors, all > > the same size - and the size doesn't seem to change when I change the > > number, although it does between millimeters and map units. I'm sure there's > > just something I'm missing (I'm new to QGIS) but I can't figure it out. > > Thanks for your help! > > > > Caroline > > > > On Sat, Nov 12, 2011 at 3:08 AM, Sake Wagenaar <[email protected]> wrote: > >> > >> Hi Caroline, > >> > >> If you use new symbology, the option to scale point symbols is hidden > >> under the button 'Advanced'. With 'Size scale field' you can select a > >> field. > >> Next you have to change 'Size', to give the symbols the size you want. If > >> the values are large, and you use millimeters, the symbols get much too > >> large, even if you use the smallest possible value for Size (0,01). A > >> better option is to use map units. > >> > >> Sake Wagenaar > >> > >> Op 11-11-2011 23:08, Caroline Rendon schreef: > >> > >> Hi, > >> I'm trying to create graduated symbols for a point layer, and the only > >> option it will give me is by color, but I want graduated symbols by size. I > >> was only able to get the color to work with "old symbology" because in new > >> symbology the layer would just disappear altogether and I had to re-add it. > >> So in old symbology I can get dots of different colors but not different > >> sizes. Am I missing a plugin or something? I'm working in 1.7.1 on Win XP. > >> Thanks in advance for your help!! > >> > >> Caroline Rendon > >> > >> _______________________________________________ > >> Qgis-user mailing list > >> [email protected] > >> http://lists.osgeo.org/mailman/listinfo/qgis-user > >> > >> > >> _______________________________________________ > >> Qgis-user mailing list > >> [email protected] > >> http://lists.osgeo.org/mailman/listinfo/qgis-user > >> > > > > > > _______________________________________________ > > Qgis-user mailing list > > [email protected] > > http://lists.osgeo.org/mailman/listinfo/qgis-user > > > > > _______________________________________________ > Qgis-user mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/qgis-user _______________________________________________ Qgis-user mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/qgis-user
