lonlat

Converters for various coordinate representations.

Usage no npm install needed!

<script type="module">
  import lonlat from 'https://cdn.skypack.dev/lonlat';
</script>

README

NPM version Build Status Dependency Status

lonlat

Converters for various coordinate representations.

Install

$ npm install --save lonlat

Usage

var lonlat = require('lonlat');

lonlat.geojson.centerSphere();
lonlat.mongo.toPoly();

geojson methods always return geojson shape or collection of shapes

  • centerSphere- create a Sphere corresponding to inscribed circle
  • multiPolygon - create a Polygon from the string of coordinates
  • polygon - create a Polygon from the string of coordinates
  • shapesArray - split boxes into Polygons and Multipolygons
  • splitBox - split box into grid of Polygons

mongo methods return coordinates pairs [lon,lat] that can be indexed by mongo

  • toLonLat
  • toPoly
  • toBox
  • toBoxes

License

MIT © Damian Krzeminski