R: Create Interactive Web Maps with the JavaScript 'Leaflet' Library

# Create Interactive Web Maps with the JavaScript 'Leaflet' Library

## Documentation for package ‘leaflet’ version 1.1.0

- DESCRIPTION file.
- Package NEWS.

## Help Pages

A B C D E F G H I J L M P R S T V W misc

## -- A --

addAwesomeMarkers | Add Awesome Markers
addCircleMarkers | Graphics elements and layers
addCircles | Graphics elements and layers
addControl | Graphics elements and layers
addEasyButton | Create an easyButton statestate
addEasyButtonBar | Create an easyButton statestate
addGeoJSON | Graphics elements and layers
addGraticule | Add a Graticule on the map see <URL: https://github.com/turban/Leaflet.Graticule>
addLabelOnlyMarkers | Graphics elements and layers
addLayersControl | Add UI controls to switch layers on and off
addLegend | Add a color legend to a map
addMarkers | Graphics elements and layers
addMeasure | Add a measure control to the map.
addMiniMap | Add a minimap to the Map <URL: https://github.com/Norkart/Leaflet-MiniMap>
addPolygons | Graphics elements and layers
addPolylines | Graphics elements and layers
addPopups | Graphics elements and layers
addProviderTiles | Add a tile layer from a known map provider
addRasterImage | Add a raster image as a layer
addRectangles | Graphics elements and layers
addScaleBar | Add or remove a scale bar
addSimpleGraticule | Add a simple Graticule on the map see <URL: https://github.com/ablakey/Leaflet.SimpleGraticule>
addTerminator | Add a daylight layer on top of the map
addTiles | Graphics elements and layers
addTopoJSON | Graphics elements and layers
addWMSTiles | Graphics elements and layers
atlStorms2005 | Atlantic Ocean storms 2005
awesomeIconList | Make awesome-icon set
awesomeIcons | Create a list of awesome icon data see <URL: https://github.com/lvoogdt/Leaflet.awesome-markers>

## -- B --

breweries91 | Selected breweries in Franconia

## -- C --

clearBounds | Methods to manipulate the map widget
clearControls | Remove elements from a map
clearGeoJSON | Remove elements from a map
clearGroup | Remove elements from a map
clearImages | Remove elements from a map
clearMarkerClusters | Remove elements from a map
clearMarkers | Remove elements from a map
clearPopups | Remove elements from a map
clearShapes | Remove elements from a map
clearTiles | Remove elements from a map
clearTopoJSON | Remove elements from a map
colorBin | Color mapping
colorFactor | Color mapping
colorNumeric | Color mapping
colorQuantile | Color mapping
createLeafletMap | Legacy functions

## -- D --

derivePoints | Given a data object and lng/lat arguments (which may be NULL [meaning infer from data], formula [which should be evaluated with respect to the data], or vector data [which should be used as-is]) return a lng/lat data frame.
derivePolygons | Given a data object and lng/lat arguments (which may be NULL [meaning infer from data], formula [which should be evaluated with respect to the data], or vector data [which should be used as-is]) return a spatial object
dispatch | Extension points for plugins

## -- E --

easyButton | Create an easyButton statestate
easyButtonState | Create an easyButton statestate
evalFormula | Evaluate list members that are formulae, using the map data as the environment (if provided, otherwise the formula environment)
expandLimits | Notifies the map of new latitude/longitude of items of interest on the map
expandLimitsBbox | Same as expandLimits, but takes a polygon (that presumably has a bbox attr) rather than lat/lng.

## -- F --

filterNULL | remove NULL elements from a list
fitBounds | Methods to manipulate the map widget

## -- G --

gadmCHE | Administrative borders of Switzerland (level 1)
getMapData | returns the map's data

## -- H --

hideGroup | Show or hide layer groups
highlightOptions | Graphics elements and layers

## -- I --

iconList | Make icon set
icons | Create a list of icon data
invokeMethod | Extension points for plugins

## -- J --

JS | Objects imported from other packages

## -- L --

labelFormat | Add a color legend to a map
labelOptions | Extra options for map elements and layers
layersControlOptions | Add UI controls to switch layers on and off
leaflet | Create a Leaflet map widget
leafletCRS | Create a Leaflet map widget
leafletDependencies | Various leaflet dependency functions for use in downstream packages
leafletMap | Legacy functions
leafletOptions | Create a Leaflet map widget
leafletOutput | Wrapper functions for using 'leaflet' in 'shiny'
leafletProxy | Send commands to a Leaflet instance in a Shiny app

## -- M --

makeAwesomeIcon | Make Awesome Icon
makeIcon | Define icon sets
mapOptions | Set options on a leaflet map object
markerClusterOptions | Extra options for map elements and layers
markerOptions | Extra options for map elements and layers

## -- P --

pathOptions | Extra options for map elements and layers
popupOptions | Extra options for map elements and layers
previewColors | Color previewing utility
projectRasterForLeaflet | Add a raster image as a layer
providers | Providers
providers.details | Providers Details
providerTileOptions | Add a tile layer from a known map provider

## -- R --

remove | Remove elements from a map
removeControl | Remove elements from a map
removeGeoJSON | Remove elements from a map
removeImage | Remove elements from a map
removeLayersControl | Add UI controls to switch layers on and off
removeMarker | Remove elements from a map
removeMarkerCluster | Remove elements from a map
removeMarkerFromCluster | Remove elements from a map
removeMeasure | Remove elements from a map
removePopup | Remove elements from a map
removeScaleBar | Add or remove a scale bar
removeShape | Remove elements from a map
removeTiles | Remove elements from a map
removeTopoJSON | Remove elements from a map
renderLeaflet | Wrapper functions for using 'leaflet' in 'shiny'

## -- S --

scaleBarOptions | Add or remove a scale bar
setMaxBounds | Methods to manipulate the map widget
setView | Methods to manipulate the map widget
showGroup | Show or hide layer groups

## -- T --

tileOptions | Extra options for map elements and layers

## -- V --

validateCoords | Utility function to check if a coordinates is valid

## -- W --

WMSTileOptions | Extra options for map elements and layers

## -- misc --

%>% | Objects imported from other packages