Map component that adds a compass
tm_compass(
north,
type,
text.size,
size,
show.labels,
cardinal.directions,
text.color,
color.dark,
color.light,
lwd,
position,
bg.color,
bg.alpha,
stack,
just,
frame,
frame.lwd,
frame.r,
margins,
z,
...
)
north
compass type, one of: "arrow"
, "4star"
, "8star"
, "radar"
, "rose"
. The default is controlled by tm_layout
(which uses "arrow"
for the default style)
text.size
size
show.labels
cardinal.directions
text.color
color.dark
color.light
lwd
An object created with tm_pos_in()
or tm_pos_out()
. Or, as a shortcut, a vector of two values, specifying the x and y coordinates. The first is "left"
, "center"
or "right"
(or upper case, meaning tighter to the map frame), the second "top"
, "center"
or "bottom"
. Numeric values are also supported, where 0, 0 means left bottom and 1, 1 right top. See also vignette about positioning.
Background color
Background transparency
stack with other map components, either "vertical"
or "horizontal"
.
just
frame
frame line width
Radius of the rounded frame corners. 0 means no rounding.
margins
z
to catch deprecated arguments (alpha)