tmap (version 1.0)

tm_credits: Credits text

Description

Creates a text annotation that could be used for credits or acknowledgements.

Usage

tm_credits(text, size = 0.7, position = c("right", "bottom"),
  bg.color = NA, bg.alpha = NA)

Arguments

text

text

size

relative text size

position

position of the text. Vector of two values, specifing the x and y coordinates. Either this vector contains "left", "center" or "right" for the first value and "top", "center", or "bottom" for the second value, or this vector contains two numeric values be

bg.color

background color for the text

bg.alpha

Transparency number between 0 (totally transparent) and 1 (not transparent). By default, the alpha value of the bg.color is used (normally 1).

Examples

data(NLD_muni)
data(NLD_prov)

tm_shape(NLD_muni) +
    tm_fill(col="population", convert2density=TRUE, 
        style="kmeans", title="Population (per km2)") +
    tm_borders("grey25", alpha=.5) + 
    tm_shape(NLD_prov) +
    tm_borders("grey40", lwd=2) +
tm_layout_NLD(bg.color="white", draw.frame = TRUE) +
tm_credits("(c) Statistics Netherlands (CBS) and\nKadaster Nederland", position=c("left", "bottom"))