nakarte

Source code of https://map.sikmir.ru (fork)
git clone git://git.sikmir.ru/nakarte
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index.js (2453B)

      1 import L from 'leaflet';
      2 import './style.css';
      3 
      4 const yandexCrs = L.CRS.EPSG3395;
      5 
      6 L.Layer.Yandex = L.TileLayer.extend({
      7         options: {
      8             className: L.Browser.retina ? '' : 'yandex-tile-layer',
      9             yandexScale: L.Browser.retina ? 2 : 1
     10         },
     11 
     12         _getTilePos: function(coords) {
     13             const tilePosLatLng = yandexCrs.pointToLatLng(coords.scaleBy(this.getTileSize()), coords.z);
     14             return this._map.project(tilePosLatLng, coords.z).subtract(this._level.origin).round();
     15         },
     16 
     17         _pxBoundsToTileRange: function(bounds) {
     18             const zoom = this._tileZoom;
     19             const bounds2 = new L.Bounds(
     20                 yandexCrs.latLngToPoint(this._map.unproject(bounds.min, zoom), zoom),
     21                 yandexCrs.latLngToPoint(this._map.unproject(bounds.max, zoom), zoom));
     22             return L.TileLayer.prototype._pxBoundsToTileRange.call(this, bounds2);
     23         },
     24 
     25         createTile: function(coords, done) {
     26             const tile = L.TileLayer.prototype.createTile.call(this, coords, done);
     27             const coordsBelow = L.point(coords).add([0, 1]);
     28             coordsBelow.z = coords.z;
     29             tile._adjustHeight = this._getTilePos(coordsBelow).y - this._getTilePos(coords).y;
     30             return tile;
     31         },
     32 
     33         _initTile: function(tile) {
     34             L.TileLayer.prototype._initTile.call(this, tile);
     35             tile.style.height = `${tile._adjustHeight}px`;
     36         }
     37     }
     38 );
     39 
     40 L.Layer.Yandex.Map = L.Layer.Yandex.extend({
     41     initialize: function(options) {
     42         let url = 'https://core-renderer-tiles.maps.yandex.net/tiles?l=map&x={x}&y={y}&z={z}&scale={yandexScale}';
     43         if (navigator.language) {
     44             url += `&lang=${navigator.language}`;
     45         }
     46         L.Layer.Yandex.prototype.initialize.call(this, url, options);
     47     },
     48 });
     49 
     50 L.Layer.Yandex.Sat = L.Layer.Yandex.extend({
     51     initialize: function(options) {
     52         L.Layer.Yandex.prototype.initialize.call(
     53             this,
     54             'https://core-sat.maps.yandex.net/tiles?l=sat&x={x}&y={y}&z={z}',
     55             options
     56         );
     57     },
     58 });
     59 
     60 L.Layer.Yandex.Tracks = L.Layer.Yandex.extend({
     61     initialize: function(options) {
     62         options = {minZoom: 10, maxNativeZoom: 16, ...options};
     63         L.Layer.Yandex.prototype.initialize.call(
     64             this,
     65             'https://core-gpstiles.maps.yandex.net/tiles?style=point&x={x}&y={y}&z={z}',
     66             options
     67         );
     68     },
     69 });