ggmap plots the raster object produced by get_map().
Arguments
- ggmap
 an object of class ggmap (from function
get_map())- fullpage
 logical; should the map take up the entire viewport?
- base_layer
 a ggplot(aes(...), ...) call; see examples
- maprange
 logical for use with base_layer; should the map define the x and y limits?
- expand
 should the map extend to the edge of the panel? used with base_layer and maprange=TRUE.
- ...
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Author
David Kahle david@kahle.io