48 lines
984 B
JavaScript
48 lines
984 B
JavaScript
import Map from '../../../src/ol/CompositeMap.js';
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import View from '../../../src/ol/View.js';
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import TileLayer from '../../../src/ol/layer/Tile.js';
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import {fromLonLat} from '../../../src/ol/proj';
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import XYZ from '../../../src/ol/source/XYZ';
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import {getSize} from '../../../src/ol/extent';
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const center = fromLonLat([8.6, 50.1]);
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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: center,
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zoom: 3
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})
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});
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const layerExtent = centerExtent();
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map.addLayer(
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new TileLayer({
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source: new XYZ({
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url: '/data/tiles/satellite/{z}/{x}/{y}.jpg'
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}),
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extent: layerExtent
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}),
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);
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map.addLayer(
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new TileLayer({
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source: new XYZ({
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url: '/data/tiles/stamen-labels/{z}/{x}/{y}.png'
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}),
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extent: layerExtent
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})
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);
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render();
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function centerExtent() {
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const c = map.getView().calculateExtent([256, 256]);
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const qw = getSize(c)[0] / 4;
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const qh = getSize(c)[1] / 4;
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return [c[0] + qw, c[1] + qh, c[2] - qw, c[3] - qh];
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}
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