ggsn (0.3.0)

North Symbols and Scale Bars for Maps Created with 'ggplot2' or 'ggmap'.

https://github.com/oswaldosantos/ggsn
http://cran.r-project.org/web/packages/ggsn

Adds north symbols (18 options) and scale bars in kilometers to maps in geographic or metric coordinates created with 'ggplot2' or 'ggmap'.

Maintainer: Oswaldo Santos
Author(s): Oswaldo Santos Baquero [aut, cre]

License: GPL (>= 2)

Uses: ggplot2, maptools, png, rgdal, rgeos, ggmap

Released over 1 year ago.