Exshape

Parse ESRI Shapefiles

Usage

Installation

Add

{:exshape, "~> 2.2"}

to mix.exs deps

From a zip archive

[
  {"rivers", rivers_proj, river_shapes},
  {"lakes", lakes_proj, lake_shapes}
] = Exshape.from_zip("path/to/archive.zip")

Stream.each(river_shapes, &IO.inspect/1) |> Stream.run
Stream.each(lake_shapes, &IO.inspect/1) |> Stream.run

Shapes from a SHP byte stream

File.stream!("rivers.shp", [], 2048)
|> Exshape.Shp.read
|> Stream.each(&IO.inspect/1)
|> Stream.run

Attributes from a DBF byte stream

File.stream!("rivers.dbf", [], 2048)
|> Exshape.Dbf.read
|> Stream.each(&IO.inspect/1)
|> Stream.run