@spatial/center

center

Takes a Feature or FeatureCollection and returns the absolute center point of all features.

Parameters

• geojson GeoJSON GeoJSON to be centered
• options Object Optional parameters (optional, default {})
  • options.properties Object an Object that is used as the Feature's properties (optional, default {})

Examples

var features = turf.featureCollection([
  turf.point( [-97.522259, 35.4691]),
  turf.point( [-97.502754, 35.463455]),
  turf.point( [-97.508269, 35.463245])
]);

var center = turf.center(features);

//addToMap
var addToMap = [features, center]
center.properties['marker-size'] = 'large';
center.properties['marker-color'] = '#000';

Returns Feature<Point> a Point feature at the absolute center point of all input features

This module is part of the Turfjs project, an open source module collection dedicated to geographic algorithms. It is maintained in the Turfjs/turf repository, where you can create PRs and issues.

Installation

Install this module individually:

$ npm install @spatial/center

Or install the Turf module that includes it as a function:

$ npm install @turf/turf