lawn_multipolygon: Create a multipolygon

In lawn: Client for 'Turfjs' for 'Geospatial' Analysis

Description

Create a multipolygon

Usage

lawn_multipolygon(coordinates, properties = NULL)

Arguments

coordinates	A list of LinearRings, or in json.
properties	A list of properties.

Value

A data-Feature<(data-MultiPolygon)>

See Also

Other data functions: lawn_featurecollection(), lawn_feature(), lawn_filter(), lawn_geometrycollection(), lawn_linestring(), lawn_multilinestring(), lawn_multipoint(), lawn_point(), lawn_polygon(), lawn_random(), lawn_remove(), lawn_sample()

Examples

rings <- list(
  list(list(
   c(-2.27, 53.46),
   c(-2.27, 53.48),
   c(-2.21, 53.48),
   c(-2.21, 53.46),
   c(-2.27, 53.46)
  )),
  list(list(
   c(-4.27, 55.46),
   c(-4.27, 55.48),
   c(-4.21, 55.48),
   c(-4.21, 55.46),
   c(-4.27, 55.46)
  ))
)
lawn_multipolygon(rings)
lawn_multipolygon(rings, properties = list(name = 'poly1', population = 400))

x <- '[
  [[[102.0, 2.0], [103.0, 2.0], [103.0, 3.0], [102.0, 3.0], [102.0, 2.0]]],
  [[[100.0, 0.0], [101.0, 0.0], [101.0, 1.0], [100.0, 1.0], [100.0, 0.0]],
  [[100.2, 0.2], [100.8, 0.2], [100.8, 0.8], [100.2, 0.8], [100.2, 0.2]]]
]'
lawn_multipolygon(x)

lawn_multipolygon("[[[[0,0],[0,10],[10,10],[10,0],[0,0]]]]")

# Make a FeatureCollection
lawn_featurecollection(lawn_multipolygon(rings))

## Not run: 
lawn_featurecollection(lawn_multipolygon(rings)) %>% view

## End(Not run)

lawn documentation built on Jan. 6, 2021, 5:07 p.m.