By the way, the SLD specifications uses the terme "FeatureTypeStyle" : I think it's a good candidate :)
See http://docs.geoserver.org/stable/en/user/styling/sld-cookbook/lines.html 2011/2/17 kimaidou <[email protected]> > Thanks Martin for your explanation ! > I know understand why and how activating "symbol levels" has an effect of > the rendering of my linestrings :) > > As you have seen, I am no native english speaker, so I am not able to help > find the proper vocabulary. (I do not like substyle any more :) ) > > We need to look at Mapserver, OpenLayers, GeoServers, SLD cookbook to find > which terms they use, IMHO. > > Kimaidou > > 2011/2/17 Martin Dobias <[email protected]> > > On Thu, Feb 17, 2011 at 1:33 PM, kimaidou <[email protected]> wrote: >> > >> > 2011/2/17 Carson Farmer <[email protected]> >> >> >> >> Perhaps 'Symbol layer ordering' or simply 'layer order'? >> > >> > I dislike "layer order" as it is confusing : do we speak of layers from >> the >> > canvas ? Or "style" layers ? >> > For me we should use the term "layer" in Qgis only for vector and raster >> > layers >> >> Frankly, with the introduction of symbology-ng I have created some >> mess in the terminology and I am not sure how to get out of this. >> Where are the problems: >> - "style" - before the style referred to Layer style (i.e. renderer, >> labeling). symbology-ng uses this term for a collection of symbols >> (and other visual items) >> - "color ramp" - a convenient source of colors for symbology-ng. >> Shouldn't that be called a "colormap" since it could be either a color >> gradient, colors from a palette or just a bunch of random colors? >> - "layer" - there are map layers and there are symbol layers. I think >> that generally speaking, a layer always means a map layer. >> - "categorized" / "graduated" renderer - I remember Carson raising the >> discussion that these terms are not very clear >> >> An insight from a english native speaker and preferably a user of >> several GIS would be valuable. It would be good to disambiguate the >> terms. >> >> >> > Shouldnt we use a different terme for styles within one vector layer ? >> > We could name them "substyles" >> > This way "Symbol Levels" would become "substyle order" >> >> Personally I do not like the term substyle order. >> >> >> > So correct me if I am wrong, but you can define the order with 2 >> different >> > manners : >> > * A/ use the arrows in [1] (left side of the ui) to change the order of >> the >> > different styles >> > * B/ click on "symbol levels" and change the integers in the table : >> this >> > 2nd manner overwrite the first, no ? >> >> No, it is more complex. Normally when a renderer renders a map layer, >> for each feature it renders symbol layers one by one and proceeds to >> another feature. By enabling symbol levels you tell the renderer that >> it should first render first symbol layer of each feature and then >> render second symbol layer of each feature. The numbers in the symbol >> level table tell in what pass a symbol layer will be drawn (smaller >> number = drawing earlier). >> >> This probably needs a better introduction in a blog post or >> documentation with examples. >> >> Martin >> > >
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