examples/tm_raster.R

In mtennekes/tmap: Thematic Maps

data(World, land, metro)

pal8 <- c("#33A02C", "#B2DF8A", "#FDBF6F", "#1F78B4", "#999999", "#E31A1C", "#E6E6E6", "#A6CEE3")
tm_shape(land, ylim = c(-88,88)) +
    tm_raster("cover_cls", palette = pal8, title = "Global Land Cover") +
tm_shape(metro) + tm_dots(col = "#E31A1C") +
tm_shape(World) +
    tm_borders(col = "black") +
tm_layout(scale = .8, 
	legend.position = c("left","bottom"),
    legend.bg.color = "white", legend.bg.alpha = .2, 
    legend.frame = "gray50")

\dontrun{
pal20 <- c("#003200", "#3C9600", "#006E00", "#556E19", "#00C800", "#8CBE8C",
		   "#467864", "#B4E664", "#9BC832", "#EBFF64", "#F06432", "#9132E6",
		   "#E664E6", "#9B82E6", "#B4FEF0", "#646464", "#C8C8C8", "#FF0000",
		   "#FFFFFF", "#5ADCDC")
tm_shape(land) +
	tm_raster("cover", palette = pal20, title = "Global Land Cover") + 
	tm_layout(scale=.8, legend.position = c("left","bottom"))
}


tm_shape(land, ylim = c(-88,88)) +
    tm_raster("trees", palette = "Greens", title = "Percent Tree Cover") +
tm_shape(World) +
    tm_borders() +
tm_layout(legend.position = c("left", "bottom"), bg.color = "lightblue")

\dontrun{
tm_shape(land) +
	tm_raster("black") +
	tm_facets(by="cover_cls")
}

# TIP: check out these examples in view mode, enabled with tmap_mode("view")