cartography (version 2.1.0)

barscale: Scale Bar

Description

Plot a scale bar.

Usage

barscale(size = NULL, lwd = 1.5, cex = 0.6, pos = NULL,
  style = "pretty")

Arguments

size

size of the scale bar in kilometers. If set to NULL, an automatic size is used (1/10 of the map width).

lwd

width of the scale bar.

cex

cex of the text.

pos

position of the legend, default to the bottom right corner of the map. A vector of two coordinates (c(x, y)) is possible.

style

style of the legend, either "pretty" or "oldschool". The "oldschool" style only uses the "size" parameter.

See Also

layoutLayer

Examples

# NOT RUN {
data("nuts2006")
library(sp)
plot(nuts0.spdf, col = "grey60",border = "grey20", add=FALSE)
barscale(size = 1000)
barscale(size = 500, lwd = 3, cex = .9, pos = c(3553000, 1449000))

library(sf)
mtq <- st_read(system.file("shape/martinique.shp", package="cartography"))
plot(st_geometry(mtq), col = "grey60", border = "grey20")
barscale(style = "oldschool")
# }