add_geojson_layer {deckgl}R Documentation

Add a geojson layer to the deckgl widget

Description

The GeoJsonLayer takes in GeoJson formatted data and renders it as interactive polygons, lines and points.

Usage

add_geojson_layer(deckgl, id = "geojson-layer", data = NULL,
  properties = list(), ...)

Arguments

deckgl

A deckgl widget object.

id

The unique id of the layer.

data

The url to fetch data from or a data object.

properties

A named list of properties with names corresponding to the properties defined in the deckgl-api-reference for the given layer class.

...

More properties that will be added to the properties object. This can be useful if you want to use a properties object for more than one layer.

See Also

https://deck.gl/#/documentation/deckgl-api-reference/layers/geojson-layer

Examples

## @knitr geojson-layer
geojson <- paste0(
  "https://raw.githubusercontent.com/",
  "uber-common/deck.gl-data/",
  "master/website/bart.geo.json"
)

deck <- deckgl(zoom = 10, pickingRadius = 5) %>%
  add_geojson_layer(
    data = geojson,
    filled = TRUE,
    extruded = TRUE,
    getRadius = 100,
    lineWidthScale = 20,
    lineWidthMinPixels = 2,
    getLineWidth = 1,
    getLineColor = get_color_to_rgb_array("properties.color || 'black'"),
    getFillColor = c(160, 160, 180, 200),
    getElevation = 30,
    getTooltip = JS("object => object.properties.name || object.properties.station")
  ) %>%
  add_basemap()

if (interactive()) deck

[Package deckgl version 0.2.7 Index]