tiler-mbtiles

A nodejs map tile reader for mapbox mbtiles format.

Introduction

This is a map tile file reader for mapbox's mbtiles in XYZ schema.

This link introduces what is mbtiles.

Developed based on mapbox's node-mbtiles

The test is based on the test materials from node-mbtiles.

See Also

tiler-xyz: A nodejs map tile file reader coordinating by X,Y,Z

tiler-arcgis-xyz: A nodejs map tile reader for exploded tiles by ESRI ArcGIS

tiler-arcgis-compact: A nodejs map tile reader for compact tiles by ESRI ArcGIS

Install

npm install tiler-mbtiles

Usage

var Tiler = require('tiler-mbtiles');
//path of the mbtiles file
//because it needs time to load mbtiles, the callback will be called when the tiler is ready
var tiler = new Tiler(__dirname+'/test/plain_1.mbtiles', function(error) {
    if (error) {
        throw error;
    }
    tiler.getTile(0, 0, 1, function(error, tile) {
        if (error) {
            throw error;
        }
        assert.ok(tile);        
        assert.ok(!isNaN(Date.parse(tile.lastModified)));
        fs.writeFileSync('1_0_0.png', tile.data);            
    });
});
 
//An error will be thrown because the tiler is not ready.
//tiler.getTile(..)