get_cloudmademap: Get a CloudMade map.

Description

get_cloudmademap accesses a tile server for Stamen Maps and downloads/stitches map tiles/formats a map image. This function requires an api key which can be obtained for free from http://cloudmade.com/user/show (defunct?). Thousands of maptypes ("styles"), including create-your-own options, are available from http://maps.cloudmade.com/editor (defunct).

Usage

get_cloudmademap(bbox = c(left = -95.80204, bottom = 29.38048, right =
  -94.92313, top = 30.14344), zoom = 10, api_key, maptype = 1,
  highres = TRUE, crop = TRUE, messaging = FALSE, urlonly = FALSE,
  filename = NULL, color = c("color", "bw"), ...)

Value

a ggmap object (a classed raster object with a bounding box attribute)

Arguments

bbox: a bounding box in the format c(lowerleftlon, lowerleftlat, upperrightlon, upperrightlat).
zoom: a zoom level
api_key: character string containing cloud made api key, see details
maptype: an integer of what cloud made calls style, see details
highres: double resolution
crop: crop raw map tiles to specified bounding box
messaging: turn messaging on/off
urlonly: return url only
filename: destination file for download (file extension added according to format). Default NULL means a random tempfile.
color: color or black-and-white
...: ...

Author

David Kahle david.kahle@gmail.com

Examples

Run this code



#api_key <- ''
#api_key <- 'b23b0358e87c4ff99f81029eda25c903'

#map <- get_cloudmademap(api_key = api_key)
#ggmap(map)

#map <- get_cloudmademap(maptype = 997, api_key = api_key)
#ggmap(map)