Reference

Symbology These functions build cartographic layers.
choroLayer()	Choropleth Layer
discLayer()	Discontinuities Layer
dotDensityLayer()	Dot Density Layer
ghostLayer()	Plot a Ghost Layer
gradLinkLayer()	Graduated Links Layer
gradLinkTypoLayer()	Graduated and Colored Links Layer
hatchedLayer()	Hatched Layer
labelLayer()	Label Layer
tilesLayer() pngLayer()	Plot a Raster Object
propLinkLayer()	Proportional Links Layer
propSymbolsChoroLayer()	Proportional and Choropleth Symbols Layer
propSymbolsLayer()	Proportional Symbols Layer
propSymbolsTypoLayer()	Proportional Symbols Typo Layer
propTrianglesLayer()	Double Proportional Triangle Layer
smoothLayer()	Smooth Layer
typoLayer()	Typology Layer
waffleLayer()	Waffle Layer
wordcloudLayer()	Wordcloud Layer
Transformations These functions transform or create spatial objects.
getBorders() getOuterBorders()	Extract Polygons Borders
getGridLayer()	Build a Regular Grid Layer
getLinkLayer()	Create a Links Layer from a Data Frame of Links.
getPencilLayer()	Pencil Layer
getPngLayer()	.png Layer
getTiles()	Defunct Get Tiles from Open Map Servers
Map Layout These functions are dedicated to the map layout design.
barscale()	Scale Bar
getFigDim()	Get Figure Dimensions
layoutLayer()	Layout Layer
north()	North Arrow
Color Palettes Use these function to build custom color palettes.
carto.pal() carto.pal.info() display.carto.pal() display.carto.all()	Build Cartographic Palettes
Legends These functions create legends.
legendBarsSymbols()	Legend for Proportional Bars Maps
legendChoro()	Legend for Choropleth Maps
legendCirclesSymbols()	Legend for Proportional Circles Maps
legendGradLines()	Legend for Graduated Size Lines Maps
legendHatched()	Legend for Hatched Maps
legendPropLines()	Legend for Proportional Lines Maps
legendPropTriangles()	Legend for Double Proportional Triangles Maps
legendSquaresSymbols()	Legend for Proportional Squares Maps
legendTypo()	Legend for Typology Maps
legendWaffle()	Legend for Typology Maps
Classification This function uses classification methods for binning data.
getBreaks()	Classification