h1. What is GeoJSON?

GeoJSON is a JSON representation of Simple Feature geometries defined by Open Geospatial Consortium (OGC). Simple features is a standard for representing geographic objects. You can read the GeoJSON spec at: "http://geojson.org/geojson-spec.html":http://geojson.org/geojson-spec.html

h1. Using GeoJSON

h2. Prerequisits

This GeoJSON is an extension to the GeoRuby gem.

  
    gem install nofxx-georuby
    git clone [email protected]:sabman/geojson.git
    cd geojson

    irb
    require 'geo_ruby'
    require 'geojson'
    geojson = '{ "type": "LineString", "coordinates": [ [100.0, 0.0], [101.0, 1.0] ] }'
    # read geometry
    geom = Geometry.from_geojson(geojson)
    # write geometry
    geom.to_json
  

You can see the "tests":http://github.com/sabman/geojson/blob/master/tests/test_geojson.rb for more examples