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Mercator tiles

Source: R/layers.R
viz_tile.Rd

The viz_tile function adds raster zoomable tiles to a map It requires a Mercator projection.

Usage

viz_tile(
  map,
  id = NULL,
  tileSize = 512,
  zoomDelta = 1,
  opacity = 1,
  url = "openstreetmap",
  clipPath = NULL
)

Arguments

map

A geoviz map created with viz_create.

id

character. Optional. Unique layer id.

tileSize

numeric. Optional. Tile size (default 512).

zoomDelta

numeric. Optional. Zoom offset (default 1).

opacity

numeric. Optional. Tile opacity (default 1).

url

function or character. Optional. Tile source URL or preset ("openstreetmap", "opentopomap", "worldterrain", "worldimagery", "worldStreet", "worldphysical", "shadedrelief", "stamenterrain", "cartodbvoyager", "stamentoner", "stamentonerbackground", "stamentonerlite", "stamenwatercolor", "hillshade", "worldocean", "natgeo").

clipPath

character. Optional. SVG clip-path definition (e.g. "url(#myclipid)").

Examples

viz_create(projection = "mercator") |>
viz_tile(url = "worldphysical") |>
viz_render()