tilebelt

simple tile utilities

install

npm install @mapbox/tilebelt

usage

var tilebelt = require('@mapbox/tilebelt');

var tile = [10,15,8] // x,y,z

console.log(tilebelt.tileToGeoJSON(tile));
console.log(tilebelt.getParent(tile));

features

function | description ---|--- tileToGeoJSON(tile) | get a geojson representation of a tile tileToBBOX(tile) | get the bbox of a tile bboxToTile(bbox) | get the smallest tile to cover a bbox getChildren(tile) | get the 4 tiles one zoom level higher getParent(tile) | get the tile one zoom level lower getSiblings(tile) | get the 3 sibling tiles for a tile hasSiblings(tiles, tile) | check to see if an array of tiles contains a tiles siblings hasTile(tiles, tile) | check to see if an array of tiles contains a particular tile tilesEqual(tile1, tile2) | check to see if two tiles are the same tileToQuadkey(tile) | get the quadkey for a tile quadkeyToTile(quadkey) | get the tile for a quadkey pointToTile(lon, lat, zoom) | get the tile for a point at a specified zoom level pointToTileFraction(lon, lat, zoom) | get the precise fractional tile location for a point at a zoom level

tests

npm test

benchmarks

npm run bench