Skip to contents

Read shapefile from a folder

Source: R/shapefile_xyz.R
shapefile_from_folder.Rd

Read shapefile from a folder

Usage

shapefile_from_folder(folder = NULL, cleanit = TRUE, crs = 4269, ...)

Arguments

folder

path of folder that contains the files (.shp, .shx, .dbf, and .prj)

cleanit

set to FALSE if you want to skip validation and dropping invalid rows

crs

passed to helper functions, default is crs = 4269 or Geodetic CRS NAD83

...

passed to sf::st_read()

Value

a simple feature sf::sf class spatial data.frame using sf::st_read()

See also

shapefile_from_any()

Examples

  testfolder <- system.file("testdata/shapes/portland_folder_shp", package = "EJAM")
  testshape <- EJAM:::shapefile_from_folder(testfolder)
  testpaths <- EJAM:::shapefile_filepaths_from_folder(testfolder)
  testshape <- EJAM:::shapefile_from_filepaths(testpaths)
  if (FALSE) { # \dontrun{
  if (interactive()) {
  ##  R user can navigate to and select a folder that has .shp and related files:
  testshape <- try({EJAM:::shapefile_from_folder()})
  ##  R user can select just the .shp file:
  # testshape <- shapefile_from_any()
  }
  } # }
  x <- get_blockpoints_in_shape(testshape)
  leaflet::leaflet(x$polys) %>% leaflet::addTiles() %>% leaflet::addPolygons(color = "blue")
  DT::datatable(x$pts)