[Qgis-developer] Rule-based renderer

[Dane Springmeyer]

wow, Amazing stuff Martin!

+1

- dane

On Jun 10, 2010, at 4:06 AM, Martin Dobias wrote:

> Hi guys,
> 
> I'd like to ask you for a permission to lift feature freeze for the
> inclusion of newly implemented rule-based renderer I've been
> developing recently, but I've missed the deadline due to my former
> school duties. This new feature doesn't affect any existing code, so
> it is very unlikely that it would bring any regressions. The patch can
> be found here:
> 
> https://newtrac.osgeo.org/qgis/attachment/ticket/1727/rulebasedrenderer_v2.diff
> 
> The rule-based renderer is an advanced renderer for symbology-ng: it
> lets user to define rules consisting of a symbol, filter and scale
> range. The filters have the same SQL-like syntax as used for searching
> in attribute table and in field calculator. This combination gives the
> users a strong tool for customizing the appearance of the layers,
> including multi-attribute rules and scale-dependent rendering.
> Accompanied with python bindings, it allows 3rd party developers to
> implement further functionality, such as SLD import/export,
> reading/writing of Mapnik XML files and much more.
> 
> If there will be no objections, I'd be happy to commit it into the trunk.
> 
> Regards
> Martin
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