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November 8, 2018 12:59
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Utrechtoverdetong
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| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="utf-8"/> | |
| <title>Demo Mapboxgl with external data bind</title> | |
| <link href='https://api.tiles.mapbox.com/mapbox-gl-js/v0.49.0/mapbox-gl.css' rel='stylesheet' /> | |
| <style> | |
| #map { | |
| height: 100vh; | |
| width: 100vh; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <div id="map"> | |
| </div> | |
| <script src='https://api.tiles.mapbox.com/mapbox-gl-js/v0.49.0/mapbox-gl.js'></script> | |
| <script src='index.js'></script> | |
| </body> | |
| </html> |
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| let map = new mapboxgl.Map({ | |
| container: 'map', | |
| style: 'https://vectortiles1.ams3.digitaloceanspaces.com/utrechtoverdetong/style.json', | |
| zoom: 15, | |
| pitch: 0, | |
| bearing: 0, | |
| center: [5.11863, 52.0935], | |
| attributionControl: false | |
| }); | |
| let myrests = [ | |
| { | |
| name: 'Gys', | |
| reviewed: true | |
| },{ | |
| name: 'Tiger mama', | |
| reviewed: false | |
| }, { | |
| name: 'Gauchos', | |
| reviewed: false | |
| }, { | |
| name: 'Los Argentinos', | |
| reviewed: true | |
| },{ | |
| name: 'De Werfkring', | |
| reviewed: true | |
| } | |
| ] | |
| map.on('load', function() { | |
| map.addSource('rests', { | |
| type: 'vector', | |
| url: 'https://ta.webmapper.nl/stb/achtergrond/style/tilejson.json' | |
| }) | |
| expression = ["match", ["get", "name"]]; | |
| myrests.forEach(function(row) { | |
| expression.push(row['name'], row['reviewed'] === true ? 'reviewed' : 'not-reviewed') | |
| }) | |
| expression.push('not-reviewed'); | |
| let mylayer = map.addLayer({ | |
| "id": 'rests-join', | |
| 'type': 'symbol', | |
| 'source': 'rests', | |
| 'source-layer': 'poi', | |
| 'filter': ['==', 'subclass', 'restaurant'], | |
| 'layout': { | |
| 'icon-image': expression, | |
| 'icon-allow-overlap': true | |
| } | |
| }); | |
| function isReviewed(props) { | |
| for (var i=0; i<myrests.length; i++) { | |
| if (props.name === myrests[i].name) { | |
| return true; | |
| } | |
| } | |
| return false; | |
| } | |
| map.on('click', 'rests-join', function (e) { | |
| var coordinates = e.features[0].geometry.coordinates.slice(); | |
| var name = e.features[0].properties.name; | |
| var reviewed = isReviewed(e.features[0].properties); | |
| new mapboxgl.Popup() | |
| .setLngLat(coordinates) | |
| .setHTML(`<h2>${name}</h2><p>Bezocht: ${reviewed? 'ja' : 'nee'}`) | |
| .addTo(map); | |
| }); | |
| map.on('mouseenter', 'rests-join', function () { | |
| map.getCanvas().style.cursor = 'pointer'; | |
| }); | |
| map.on('mouseleave', 'rests-join', function () { | |
| map.getCanvas().style.cursor = ''; | |
| }); | |
| }) |
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