Huge News!Announcing our $40M Series B led by Abstract Ventures.Learn More
Socket
Sign inDemoInstall
Socket

@mapbox/tile-cover

Package Overview
Dependencies
Maintainers
131
Versions
2
Alerts
File Explorer

Advanced tools

Socket logo

Install Socket

Detect and block malicious and high-risk dependencies

Install

@mapbox/tile-cover

generate the minimum number of tiles to cover a geojson geometry

  • 3.0.2
  • latest
  • Source
  • npm
  • Socket score

Version published
Maintainers
131
Created
Source

tile-cover

Build Status

Generate the minimum number of tiles to cover a GeoJSON Geometry.

Install

npm install @mapbox/tile-cover

Usage

var cover = require('@mapbox/tile-cover');
var poly = JSON.parse(fs.readFileSync('./poly.geojson'));
var limits = {
  	min_zoom: 4,
  	max_zoom: 9
};

cover.geojson(poly.geom, limits);
cover.tiles(poly.geom, limits);
cover.indexes(poly.geom, limits);

API

geojson(geom, limits)

Given a geometry, create cells and return them in a format easily readable by any software that reads GeoJSON.

  • geom (Object): GeoJSON geometry
  • limits (Object): an object with min_zoom and max_zoom properties specifying the minimum and maximum level to be tiled.

Returns Object, FeatureCollection of cells formatted as GeoJSON Features

tiles(geom, limits)

Given a geometry, create cells and return them in their raw form, as an array of cell identifiers.

  • geom (Object): GeoJSON geometry
  • limits (Object): an object with min_zoom and max_zoom properties specifying the minimum and maximum level to be tiled.

Returns Array.<Array.<number>>, An array of tiles given as [x, y, z] arrays

indexes(geom, limits)

Given a geometry, create cells and return them as quadkey indexes.

  • geom (Object): GeoJSON geometry
  • limits (Object): an object with min_zoom and max_zoom properties specifying the minimum and maximum level to be tiled.

Returns Array.<String>, An array of tiles given as quadkeys.

Tests

npm test

Benchmarks

node bench.js

Examples

Polygons:

img

Lines:

img

Points:

img

Keywords

FAQs

Package last updated on 07 Apr 2017

Did you know?

Socket

Socket for GitHub automatically highlights issues in each pull request and monitors the health of all your open source dependencies. Discover the contents of your packages and block harmful activity before you install or update your dependencies.

Install

Related posts

SocketSocket SOC 2 Logo

Product

  • Package Alerts
  • Integrations
  • Docs
  • Pricing
  • FAQ
  • Roadmap
  • Changelog

Packages

npm

Stay in touch

Get open source security insights delivered straight into your inbox.


  • Terms
  • Privacy
  • Security

Made with ⚡️ by Socket Inc