R/help.R

In KimByoungmo/modefiedggmap: Spatial Visualization with ggplot2

#' @import ggplot2 proto RgoogleMaps png plyr reshape2 rjson mapproj httr
#'   jpeg geosphere
#' @docType package
#' @name ggmap
#' @importFrom grDevices as.raster extendrange gray rgb
#' @importFrom stats time asOneSidedFormula
#' @importFrom utils URLencode download.file tail
#' @importFrom grid rasterGrob grid.ls seekViewport grid.locator
#' @importFrom scales expand_range
#' @importFrom XML xpathSApply xmlValue xmlRoot htmlTreeParse
#' @aliases ggmap package-ggmap
NULL