turf-extent

turf extent module

turf.extent(input)

Takes any GeoJSON object, calculates the extent of all input features, and returns a bounding box.

Parameters

| parameter | type | description | | --------- | ------- | ------------------------ | | input | GeoJSON | any valid GeoJSON Object |

Example

var input = turf.featurecollection([
 turf.point([114.175329, 22.2524]),
 turf.point([114.170007, 22.267969]),
 turf.point([114.200649, 22.274641]),
 turf.point([114.186744, 22.265745])
]);

var bbox = turf.extent(input);

var bboxPolygon = turf.bboxPolygon(bbox);
bboxPolygon.properties.fill = '#00f';

var result = turf.featurecollection(
 input.features.concat(bboxPolygon));

//=result

Installation

Requires nodejs.

$ npm install turf-extent

Tests

$ npm test