fortify.map

0th

Percentile

Fortify method for map objects.

This function turns a map into a data frame that can more easily be plotted with ggplot2.

Usage
## S3 method for class 'map':
fortify(model, data, ...)
Arguments
model
map object
data
not used by this method
...
not used by this method
See Also

map_data and borders

Aliases
  • fortify.map
Examples
if (require("maps")) {
ca <- map("county", "ca", plot = FALSE, fill = TRUE)
head(fortify(ca))
qplot(long, lat, data = ca, geom = "polygon", group = group)

tx <- map("county", "texas", plot = FALSE, fill = TRUE)
head(fortify(tx))
qplot(long, lat, data = tx, geom = "polygon", group = group,
 colour = I("white"))
}
Documentation reproduced from package ggplot2, version 1.0.1, License: GPL-2

Community examples

Looks like there are no examples yet.