Thanks, but when I try to open Image I get - HTTP 403 (Forbidden) On Fri, Sep 28, 2012 at 12:16 PM, Nathan Woodrow <[email protected]>wrote:
> I can get QGIS to do what you need: > > http://img6.imagebanana.com/img/uewfzlmc/Workspace1_155.png > > Selected the Symbol:Fill tree item and then selected Advanced->Symbol > Levels > > Just enable symbols levels and it will render how you need. > > - Nathan > > On Fri, Sep 28, 2012 at 2:35 PM, Denis Rykov <[email protected]> wrote: > > QGIS is used rendering order of symbol layers within features not within > > layer. Try to set up layer (two overlapped polygons) symbology for > getting > > such result http://hub.qgis.org/attachments/4909/geoserver_sld.png. Of > > course you can open the same layer twice and set up their symbology > > separately, but it is not the right solution. > > > > > > On Fri, Sep 28, 2012 at 11:18 AM, Nathan Woodrow <[email protected]> > > wrote: > >> > >> QGIS does already have the ability to control the rendering order of > >> symbol layers, and should be able to do what you need. > >> > >> - Nathan > >> > >> Sent from some fancy phone looking thingo > >> ________________________________ > >> From: Denis Rykov > >> Sent: 28/09/2012 1:29 PM > >> To: [email protected] > >> Subject: [Qgis-developer] Improve symbology system > >> > >> Some days ago I've faced with the following problem. For example, I have > >> two overlapped polygons and want to draw this layer such way: > >> http://hub.qgis.org/attachments/4909/geoserver_sld.png Now it looks > like I > >> cannot do it with QGIS symbology system. Screenshot which I provided > above > >> was made in GeoServer with the following SLD configuration: > >> > >>> <StyledLayerDescriptor version="1.0.0" > >>> xmlns:xlink="http://www.w3.org/1999/xlink"; > >>> xmlns:ogc="http://www.opengis.net/ogc"; xmlns=" > http://www.opengis.net/sld";> > >>> <NamedLayer> > >>> <Name>test</Name> > >>> <UserStyle> > >>> <Name>test</Name> > >>> <FeatureTypeStyle> > >>> <Rule> > >>> <LineSymbolizer> > >>> <Stroke> > >>> <CssParameter name="stroke-width">4</CssParameter> > >>> <CssParameter name="stroke">#dddddd</CssParameter> > >>> </Stroke> > >>> </LineSymbolizer> > >>> </Rule> > >>> </FeatureTypeStyle> > >>> <FeatureTypeStyle> > >>> <Rule> > >>> <PolygonSymbolizer> > >>> <Fill> > >>> <CssParameter name="fill">#fa5000</CssParameter> > >>> </Fill> > >>> </PolygonSymbolizer> > >>> </Rule> > >>> </FeatureTypeStyle> > >>> </UserStyle> > >>> </NamedLayer> > >>> </StyledLayerDescriptor> > >> > >> > >> I tried to import this SLD into QGIS, but SLD docs containing multiple > >> FeatureTypeStyle are not supported yet (#6413). But I think that > problem is > >> more seriously. Now in QGIS rendering performs by features but not by > >> layers. Try to explain it. For example we have two symbol's layer - > first > >> with border, but without filling and second - with filling but without > >> border. If we try to render such layer we will get the following result: > >> http://gis-lab.info/forum/download/file.php?id=5008. It is expected > >> beacause QGIS is used by feature rendering approach. Another approach is > >> using rendering by layer: first draw a layer according to the symbology > of > >> the first level, and then second and then overlying each other. In this > case > >> we get result as in GeoServer. I think that this approach is more > flexible, > >> using "by layer" rendering we can get the the same result as using "by > >> feature" approach (in our case using one level symbology with border and > >> filling). Is it to makes sense to add checkbox to each symbology layer > wich > >> will be indicate QGIS rendering system used "by layer" rendering > approach? > >> > >> ArcGIS is used "by feature" approach but solves described issue by using > >> join operator, for example: > >> http://gis-lab.info/share/DR/screenshots/symbollevels.png > > > > >
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