Hi 2010/11/23 Jorge Tornero <[email protected]>: > Hi all, > > well, I've been experiencing lately with QGis diagram overlay feature > and I have to say that is still not enough for what I need. Plots are > not very customizable, adding categories is a matter of patience when > you have a relatively large amount of fields to plot (in my case, in > anchovy length distribution, about 25 of them) and normalization of the > diagrams is a little confusing. Anyway, it is a big feature but > unfortunately at last I have had to make my maps with gvSIG what really > disappoints me because map tools in gvSIG are (for me) a little bit > poor. > > But I'have been messing with qgis new simbology and I have found very > interesting the option "RULE BASED" (I guess this is the correct > translation for the spanish "Basado en reglas"). Because I can define > individual marker for different values (based in that rules), I've done > the following: > > 1) I've created an bar chart with matplotlib as I want it to be (scale, > ticks..., colors) > 2) I've saved it to a folder in my computer as SVG graphic, say > so /home/Figures > 3) I've created a soft link to that folder in /usr/local/share/qgis/svg > > Following this steps, what I get is the chance to choose my graph as the > marker of my point and I have to say that is really, really cool for me > because the look of the maps is great!! > > But there is one problem... You can choose the graph but you don't have > any clue to tell which graph is what you want, because all you get in > the dialog of selection are the thumbnails of the SVG's in that > folder!!! So with, let's say 20 micro-pictures to choose is not very > useful... > > So my idea/suggestion/wish is: To add to the symbol properties dialog > the possibility of loading a concrete SVG as marker, apart from the list > of default markers. It will not be a feature like automatic diagram > overlay but I think it is a very simple improvement that provides a > solution and eases the work of overlaying charts in maps (not only pie > and bar charts) > > I don't really know if this is of any use for you but in my case, it has > been the big prize in days, because I feared of having to say goodbye to > Qgis until the diagram feature is improved. > > Also I apologize if what I've said is just a obviousness... Maybe this > is a feature everybody knows and here I am thinking that I've discovered > the Philosopher's stone... :) >
To summarise - you want the option to select an svg marker using a file dialog rather than choosing it from the icon list? Regards Tim > Best regards > > Jorge Tornero > > > -- > ----------------------------------------- > Jorge Tornero Núñez > Centro Oceanográfico de Cádiz > Instituto Español de Oceanografía > Puerto Pesquero - Muelle de Levante, s/n > 11006 Cádiz - España > Tel. +34 956294189 > Fax. +34 956294232 > www.ieo.es > > _______________________________________________ > Qgis-user mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/qgis-user > > -- Tim Sutton - QGIS Project Steering Committee Member (Release Manager) ============================================== Please do not email me off-list with technical support questions. Using the lists will gain more exposure for your issues and the knowledge surrounding your issue will be shared with all. Visit http://linfiniti.com to find out about: * QGIS programming and support services * Mapserver and PostGIS based hosting plans * FOSS Consulting Services Skype: timlinux Irc: timlinux on #qgis at freenode.net ============================================== _______________________________________________ Qgis-user mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/qgis-user
