An R package to create interactive web-maps based on the Leaflet JavaScript library
Display your spatial data on interactive web-maps using the open-source JavaScript library https://github.com/Leaflet/Leaflet. The package provides basic web-mapping functionality to combine vector data files and online map tiles from different sources.
Official release on CRAN: http://cran.r-project.org/package=leafletR
devtools::install_github("chgrl/leafletR")
library(leafletR)
# load example data (Fiji Earthquakes)
data(quakes)
# store data in GeoJSON file (just a subset here)
q.dat <- toGeoJSON(data=quakes[1:99,], dest=tempdir(), name="quakes")
# make style based on quake magnitude
q.style <- styleGrad(prop="mag", breaks=seq(4, 6.5, by=0.5),
style.val=rev(heat.colors(5)), leg="Richter Magnitude",
fill.alpha=0.7, rad=8)
# create map
q.map <- leaflet(data=q.dat, dest=tempdir(), title="Fiji Earthquakes",
base.map="osm", style=q.style, popup="mag")
# view map in browser
q.map