45 lines
1.0 KiB
JavaScript
45 lines
1.0 KiB
JavaScript
import Map from '../../../src/ol/Map.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 XYZ from '../../../src/ol/source/XYZ';
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import {Heatmap as HeatmapLayer} from '../../../src/ol/layer';
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import VectorSource from '../../../src/ol/source/Vector';
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import KML from '../../../src/ol/format/KML';
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const vector = new HeatmapLayer({
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source: new VectorSource({
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url: '/data/2012_Earthquakes_Mag5.kml',
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format: new KML({
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extractStyles: false
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})
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}),
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blur: 3,
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radius: 3
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});
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vector.getSource().on('addfeature', function(event) {
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const name = event.feature.get('name');
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const magnitude = parseFloat(name.substr(2));
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event.feature.set('weight', magnitude - 5);
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});
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const raster = 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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transition: 0
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})
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});
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new Map({
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layers: [raster, vector],
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target: 'map',
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view: new View({
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center: [0, 0],
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zoom: 0
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})
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});
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render({
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message: 'Heatmap layer renders properly using webgl'
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});
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