96 lines
2.3 KiB
JavaScript
96 lines
2.3 KiB
JavaScript
import Feature from '../src/ol/Feature.js';
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import Map from '../src/ol/Map.js';
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import _ol_Overlay_ from '../src/ol/Overlay.js';
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import View from '../src/ol/View.js';
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import Point from '../src/ol/geom/Point.js';
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import TileLayer from '../src/ol/layer/Tile.js';
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import VectorLayer from '../src/ol/layer/Vector.js';
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import _ol_source_TileJSON_ from '../src/ol/source/TileJSON.js';
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import VectorSource from '../src/ol/source/Vector.js';
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import _ol_style_Icon_ from '../src/ol/style/Icon.js';
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import _ol_style_Style_ from '../src/ol/style/Style.js';
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var iconFeature = new Feature({
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geometry: new Point([0, 0]),
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name: 'Null Island',
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population: 4000,
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rainfall: 500
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});
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var iconStyle = new _ol_style_Style_({
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image: new _ol_style_Icon_(/** @type {olx.style.IconOptions} */ ({
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anchor: [0.5, 46],
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anchorXUnits: 'fraction',
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anchorYUnits: 'pixels',
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src: 'data/icon.png'
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}))
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});
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iconFeature.setStyle(iconStyle);
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var vectorSource = new VectorSource({
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features: [iconFeature]
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});
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var vectorLayer = new VectorLayer({
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source: vectorSource
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});
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var rasterLayer = new TileLayer({
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source: new _ol_source_TileJSON_({
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url: 'https://api.tiles.mapbox.com/v3/mapbox.geography-class.json?secure',
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crossOrigin: ''
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})
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});
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var map = new Map({
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layers: [rasterLayer, vectorLayer],
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target: document.getElementById('map'),
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view: new View({
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center: [0, 0],
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zoom: 3
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})
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});
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var element = document.getElementById('popup');
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var popup = new _ol_Overlay_({
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element: element,
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positioning: 'bottom-center',
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stopEvent: false,
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offset: [0, -50]
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});
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map.addOverlay(popup);
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// display popup on click
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map.on('click', function(evt) {
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var feature = map.forEachFeatureAtPixel(evt.pixel,
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function(feature) {
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return feature;
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});
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if (feature) {
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var coordinates = feature.getGeometry().getCoordinates();
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popup.setPosition(coordinates);
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$(element).popover({
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'placement': 'top',
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'html': true,
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'content': feature.get('name')
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});
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$(element).popover('show');
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} else {
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$(element).popover('destroy');
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}
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});
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// change mouse cursor when over marker
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map.on('pointermove', function(e) {
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if (e.dragging) {
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$(element).popover('destroy');
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return;
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}
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var pixel = map.getEventPixel(e.originalEvent);
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var hit = map.hasFeatureAtPixel(pixel);
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map.getTarget().style.cursor = hit ? 'pointer' : '';
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});
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