Chapter Overview
This chapter deals with two concepts that can be considered among the more advanced features of KML: regions and extended data. Readers with some programming background will probably be comfortable implementing everything described here. If you’re relatively new to programming, the discussion of fields and types in the extended data section may be less familiar to you, but the basic patterns should be clear. The most difficult topic covered here is super-overlays, and that is because the text describes all the details behind this implementation. In fact, almost everyone will use a software utility to create the super-overlay, so the details presented in this chapter are mainly of interest to implementors who need to get ...
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