leafem - leaflet extensions for mapview

CRAN status Travis build status monthly total CRAN

leafem provides extensions for package leaflet many of which are used by package mapview. The intention of this package is to enhance leaflet functionality to provide a more GIS-like feeling when plotting spatial data interactively.

Installation

You can install the released version of leafem from CRAN with:

install.packages("leafem")

Extensions

addFeatures

library(leaflet)

leaflet() %>% addProviderTiles("OpenStreetMap") %>% addFeatures(data = breweries91)

addMouseCoordinates

leaflet() %>%
  addProviderTiles("OpenStreetMap") %>%
  addMouseCoordinates()

garnishMap

library(leaflet)

m <- leaflet() %>% addProviderTiles("OpenStreetMap")
garnishMap(m, addMouseCoordinates)

addHomeButton

library(leaflet)
library(raster)

m <- leaflet() %>%
  addProviderTiles("OpenStreetMap") %>%
  addCircleMarkers(data = breweries91) %>%
  addHomeButton(extent(breweries91), "breweries91")
m

addImageQuery

library(leaflet)
library(plainview)

leaflet() %>%
  addProviderTiles("OpenStreetMap") %>%
  addRasterImage(poppendorf[[1]], project = TRUE, group = "poppendorf",
                 layerId = "poppendorf") %>%
  addImageQuery(poppendorf[[1]], project = TRUE,
                layerId = "poppendorf") %>%
  addLayersControl(overlayGroups = "poppendorf")

img <- "https://www.r-project.org/logo/Rlogo.svg"

leaflet() %>% addTiles() %>% addLogo(img, url = "https://www.r-project.org/logo/")

Code of Conduct

Please note that the ‘leafem’ project is released with a Contributor Code of Conduct. By participating in this project you agree to abide by its terms.