Format options are tmap options that are shape dependent. With tmap_format()
the predefined formats can be retrieved. The values for a specific format can be retrieved with tmap_format(format)
, where format is the name of the format. The function tmap_format_add
is used to add a format.
Value
the function tmap_format()
returns the names of the available formats. When format
is defined, it returns the option list corresponding the that format.
See also
tm_layout
for predefined styles, tmap_style_catalogue
to create a style catalogue of all available styles, and tmap_options
for tmap options.
tmap_options
for tmap options
Examples
# available formats
tmap_format()
#> available formats are: "World", "World_wide", "NLD", "NLD_wide"
# create option list to be used as a new format
World_small <- tmap_format("World")
World_small$scale <- 2
# add format
tmap_format_add(World_small, name = "World_small")
#> format World_small succesfully added. Use this format with tm_format("World_small")
# observe that World_small is successfully added:
tmap_format()
#> available formats are: "World", "World_wide", "NLD", "NLD_wide", "World_small"
data(World)
qtm(World, fill="HPI", format="World_small")