simple tile utilities
npm install @mapbox/tilebeltvar tilebelt = require('@mapbox/tilebelt');
var tile = [10,15,8] // x,y,z
console.log(tilebelt.tileToGeoJSON(tile));
console.log(tilebelt.getParent(tile));| 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 |
npm testnpm run bench
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