Examples for 'tmap::tm_basemap'

### ** Examples

## Not run: 
##D current.mode <- tmap_mode("view")
##D 
##D data(World, metro)
##D 
##D tm_basemap(leaflet::providers$Stamen.Watercolor) +
##D tm_shape(metro, bbox = "India") + tm_dots(col = "red", group = "Metropolitan areas") +
##D tm_tiles(paste0("http://services.arcgisonline.com/arcgis/rest/services/Canvas/",
##D     "World_Light_Gray_Reference/MapServer/tile/{z}/{y}/{x}"), group = "Labels")
##D 
##D 
##D # Use tmap options to set the basemap and overlay map permanently during the R session:
##D opts <- tmap_options(basemaps = c(Canvas = "Esri.WorldGrayCanvas", Imagery = "Esri.WorldImagery"),
##D     overlays = c(Labels = paste0("http://services.arcgisonline.com/arcgis/rest/services/Canvas/",
##D                                  "World_Light_Gray_Reference/MapServer/tile/{z}/{y}/{x}")))
##D 	
##D 	qtm(World, fill = "HPI", fill.palette = "RdYlGn")
##D 
##D # restore options
##D tmap_options(opts)
##D 
##D # restore current mode
##D tmap_mode(current.mode)
## End(Not run)