51 lines
1.5 KiB
JavaScript
51 lines
1.5 KiB
JavaScript
import View from '../src/ol/View.js';
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import MVT from '../src/ol/format/MVT.js';
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import VectorTileSource from '../src/ol/source/VectorTile.js';
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import TileGrid from '../src/ol/tilegrid/TileGrid.js';
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import olms from 'ol-mapbox-style';
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import {defaultResolutions} from 'ol-mapbox-style/dist/util.js';
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const key = 'get_your_own_D6rA4zTHduk6KOKTXzGB';
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// Match the server resolutions
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const maxResolution = 360 / 512;
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defaultResolutions.length = 14;
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for (let i = 0; i < 14; ++i) {
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defaultResolutions[i] = maxResolution / Math.pow(2, i + 1);
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}
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olms('map', 'https://api.maptiler.com/maps/basic-4326/style.json?key=' + key).then(function(map) {
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// Custom tile grid for the EPSG:4326 projection
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const tileGrid = new TileGrid({
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extent: [-180, -90, 180, 90],
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tileSize: 512,
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resolutions: defaultResolutions
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});
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const mapboxStyle = map.get('mapbox-style');
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// Replace the source with a EPSG:4326 projection source for each vector tile layer
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map.getLayers().forEach(function(layer) {
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const mapboxSource = layer.get('mapbox-source');
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if (mapboxSource && mapboxStyle.sources[mapboxSource].type === 'vector') {
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const source = layer.getSource();
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layer.setSource(new VectorTileSource({
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format: new MVT(),
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projection: 'EPSG:4326',
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urls: source.getUrls(),
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tileGrid: tileGrid
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}));
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}
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});
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// Configure the map with a view with EPSG:4326 projection
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map.setView(new View({
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projection: 'EPSG:4326',
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zoom: mapboxStyle.zoom,
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center: mapboxStyle.center
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}));
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});
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