get_navermap function

Get a Naver Map

This is (at least) temporarily unavailable as the Naver API changed.

get_navermap(
  center = c(lon = 126.9849208, lat = 37.5664519),
  zoom = 4,
  size = c(640, 640),
  format = c("png", "jpeg", "jpg"),
  crs = c("EPSG:4326", "NHN:2048", "NHN:128", "EPSG:4258", "EPSG:4162", "EPSG:2096",
    "EPSG:2097", "EPSG:2098", "EPSG:900913"),
  baselayer = c("default", "satellite"),
  color = c("color", "bw"),
  overlayers = c("anno_satellite", "bicycle", "roadview", "traffic"),
  markers,
  key,
  uri,
  filename = NULL,
  messaging = FALSE,
  urlonly = FALSE,
  force = FALSE,
  where = tempdir(),
  archiving = TRUE,
  ...
)

Arguments

• center: the center of the map. this can be longitude/latitude numeric vector.
• zoom: map zoom, an integer from 1 to 14 (building), default value 10
• size: rectangular dimensions of map in pixels - horizontal x vertical - with a max of c(640, 640).
• format: character string providing image format - png, jpeg(jpg) formats available in various flavors
• crs: Coordinate system, this currently supports EPSG:4326
• baselayer: base layer, this can be either "default", "satellite".
• color: color or black-and-white
• overlayers: overlay layers, this can be "anno_satellite","bicycle", "roadview", "traffic".
• markers: data.frame with first column longitude, second column latitude, for which naver markers should be embedded in the map image, or character string to be passed directly to api
• key: key code from naver api center
• uri: registered host url
• filename: destination file for download (file extension added according to format). Default NULL means a random tempfile().
• messaging: turn messaging on/off
• urlonly: return url only
• force: if the map is on file, should a new map be looked up?
• where: where should the file drawer be located (without terminating "/")
• archiving: use archived maps. note: by changing to TRUE you agree to abide by any of the rules governing caching naver maps
• ...: ...

Details

get_navermap() accesses the Naver Static Maps API version 1.1 to download a static map. Note that in most cases by using this function you are agreeing to the Naver Maps API Terms of Service.

See Also

ggmap()

Author(s)

Heewon Jeon madjakarta@gmail.com