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Add bbox argument to openmap for easier interaction with sp #5

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Add bbox argument to openmap for easier interaction with sp #5

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11 changes: 10 additions & 1 deletion OpenStreetMap/R/osm.R
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Original file line number Diff line number Diff line change
Expand Up @@ -83,6 +83,7 @@ plot.osmtile <- function(x, y=NULL, add=TRUE, raster=TRUE, ...){
#' Get a map based on lat long coordinates
#' @param upperLeft the upper left lat and long
#' @param lowerRight the lower right lat and long
#' @param bbox A matrix, like from \code{\link[sp]{bbox}}
#' @param zoom the zoom level. If null, it is determined automatically
#' @param type the tile server from which to get the map, or the url pattern.
#' @param minNumTiles If zoom is null, zoom will be chosen such that
Expand Down Expand Up @@ -134,7 +135,7 @@ plot.osmtile <- function(x, y=NULL, add=TRUE, raster=TRUE, ...){
#'autoplot(map)
#'
#' }
openmap <- function(upperLeft,lowerRight,zoom=NULL,
openmap <- function(upperLeft,lowerRight,bbox,zoom=NULL,
type=c("osm","osm-bw","maptoolkit-topo","waze","bing",
"stamen-toner","stamen-terrain","stamen-watercolor",
"osm-german","osm-wanderreitkarte","mapbox",
Expand All @@ -144,6 +145,14 @@ openmap <- function(upperLeft,lowerRight,zoom=NULL,
minNumTiles=9L, mergeTiles=TRUE){
type <- if (substring(type, 1L, 4L) == 'http') type else match.arg(type)

if (!missing(bbox) && !missing(upperLeft) && !missing(lowerRight)) {
stop("Please supply either 'upperLeft' and 'lowerRight' or 'bbox', not both.")
} else {
if (!missing(bbox)) {
upperLeft = bbox[c(4L, 1L)]
lowerRight = bbox[2:3]
}
}
.tryJava()
autoZoom <- is.null(zoom)
if(autoZoom)
Expand Down