Area of interest presets
The field(s) each AOI Preset provides to identify features
Values that can be used to identify features in AOI Preset
An character vector with the names of area-of-interest presets
Named list with with one element per preset type
Named list of data frames, with with one element per preset type
aoipreset_idflds
: AOI Preset id fields
aoipreset_idval
: Values that can be used to identify features