Using z-order creatively
In the Creating scale-dependent rules recipe, Chapter 3, Advanced Styling, we already used a complex symbol produced by merging simple symbols. In this recipe, we will now focus on the concept of z-order, that is, the order that GeoServer uses to draw symbols on the map.
Understanding this lets you use features and symbols in the proper way, along with producing some advanced symbology.
How to do it…
- In this recipe, we will use the NaturalEarth:populatedplaces layer, which you configured in Chapter 3, Advanced Styling. If you missed that chapter, please read through the instructions on how to download and configure the dataset and install the CSS module.
- Download the code for the chapter from the Packt site and extract the ...
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