79c8afdba8
To have the same path (starting with `ol/`, without `.js`) as in the documentation. The support was added in the webpack config in #8928
40 lines
1.2 KiB
JavaScript
40 lines
1.2 KiB
JavaScript
import Map from 'ol/Map';
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import View from 'ol/View';
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import WMTSCapabilities from 'ol/format/WMTSCapabilities';
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import {DEVICE_PIXEL_RATIO} from 'ol/has';
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import TileLayer from 'ol/layer/Tile';
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import WMTS, {optionsFromCapabilities} from 'ol/source/WMTS';
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const capabilitiesUrl = 'https://www.basemap.at/wmts/1.0.0/WMTSCapabilities.xml';
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// HiDPI support:
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// * Use 'bmaphidpi' layer (pixel ratio 2) for device pixel ratio > 1
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// * Use 'geolandbasemap' layer (pixel ratio 1) for device pixel ratio == 1
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const hiDPI = DEVICE_PIXEL_RATIO > 1;
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const layer = hiDPI ? 'bmaphidpi' : 'geolandbasemap';
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const tilePixelRatio = hiDPI ? 2 : 1;
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const map = new Map({
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target: 'map',
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view: new View({
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center: [1823849, 6143760],
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zoom: 11
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})
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});
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fetch(capabilitiesUrl).then(function(response) {
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return response.text();
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}).then(function(text) {
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const result = new WMTSCapabilities().read(text);
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const options = optionsFromCapabilities(result, {
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layer: layer,
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matrixSet: 'google3857',
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style: 'normal'
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});
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options.tilePixelRatio = tilePixelRatio;
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map.addLayer(new TileLayer({
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source: new WMTS(/** @type {!module:ol/source/WMTS~Options} */ (options))
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}));
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});
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