turf-size

turf size module

turf.size(bbox, factor)

Takes a bbox and returns a new bbox with a size expanded or contracted by a factor of X.

Parameters

parameter	type	description
bbox	Array.	a bounding box
factor	number	the ratio of the new bbox to the input bbox

Example

var bbox = [0, 0, 10, 10]
var resized = turf.size(bbox, 2);
var features = turf.featurecollection([
  turf.bboxPolygon(bbox),
  turf.bboxPolygon(resized)]);
 
//=features

Installation

Requires nodejs.

$ npm install turf-size

Tests

$ npm test