73 lines
1.5 KiB
JavaScript
73 lines
1.5 KiB
JavaScript
import Map from '../src/ol/Map.js';
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import Overlay from '../src/ol/Overlay.js';
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import View from '../src/ol/View.js';
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import {toStringHDMS} from '../src/ol/coordinate.js';
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import TileLayer from '../src/ol/layer/Tile.js';
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import {toLonLat} from '../src/ol/proj.js';
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import TileJSON from '../src/ol/source/TileJSON.js';
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/**
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* Elements that make up the popup.
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*/
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const container = document.getElementById('popup');
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const content = document.getElementById('popup-content');
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const closer = document.getElementById('popup-closer');
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/**
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* Create an overlay to anchor the popup to the map.
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*/
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const overlay = new Overlay({
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element: container,
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autoPan: true,
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autoPanAnimation: {
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duration: 250
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}
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});
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/**
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* Add a click handler to hide the popup.
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* @return {boolean} Don't follow the href.
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*/
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closer.onclick = function() {
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overlay.setPosition(undefined);
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closer.blur();
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return false;
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};
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/**
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* Create the map.
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*/
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const map = new Map({
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layers: [
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new TileLayer({
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source: new TileJSON({
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url: 'https://api.tiles.mapbox.com/v3/mapbox.natural-earth-hypso-bathy.json?secure',
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crossOrigin: 'anonymous'
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})
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})
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],
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overlays: [overlay],
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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: 2
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})
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});
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/**
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* Add a click handler to the map to render the popup.
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*/
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map.on('singleclick', function(evt) {
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const coordinate = evt.coordinate;
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const hdms = toStringHDMS(toLonLat(coordinate));
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content.innerHTML = '<p>You clicked here:</p><code>' + hdms +
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'</code>';
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overlay.setPosition(coordinate);
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});
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