Deprecated - Plot an annotation — mf

This function is deprecated. Please use mf_text instead. instead.

Plot an annotation on a map.

Usage

mf_annotation(
  x,
  txt,
  pos = "topright",
  cex = 0.8,
  col_arrow,
  col_txt,
  halo = FALSE,
  bg,
  s = 1,
  ...
)

Arguments

x: an sf object with 1 row, a couple of coordinates (c(x, y)) or "interactive"
txt: the text to display
pos: position of the text, one of "topleft", "topright", "bottomright", "bottomleft" or "center"
cex: size of the text
col_arrow: arrow color
col_txt: text color
halo: add a halo around the text
bg: halo color
s: arrow size (min=1)
...: further text arguments.

Value

No return value, an annotation is displayed.

Note

Annotations cannot be displayed on unprojected (long/lat) maps.

Examples

mtq <- mf_get_mtq()
mf_map(mtq)
mf_text(
  x = mtq[2, ],
  txt = "pos = 'bottomleft'\nline = 2\nclockwise = FALSE",
  pos = "bottomleft",
  offset = 6,
  clockwise = FALSE,
  line = 2,
  box = FALSE
)
mf_text(
  x = mtq[28, ],
  txt = "pos = 'topright'\nline = 3\nclockwise = FALSE",
  pos = "topright",
  offset = 10,
  clockwise = FALSE,
  line = 3,
  halo = TRUE,
  align = "left"
)