Created
January 7, 2020 09:42
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straats & grachts
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta http-equiv="content-type" content="text/html; charset=UTF-8"> | |
| <title>Straats & Grachts</title> | |
| <meta http-equiv="content-type" content="text/html; charset=UTF-8"> | |
| <meta name="robots" content="noindex, nofollow"> | |
| <meta name="googlebot" content="noindex, nofollow"> | |
| <meta name="viewport" content="width=device-width, initial-scale=1"> | |
| <link rel="stylesheet" type="text/css" href="/css/result-light.css"> | |
| <script type="text/javascript" src="https://api.tiles.mapbox.com/mapbox-gl-js/v1.6.0/mapbox-gl.js"></script> | |
| <link rel="stylesheet" type="text/css" href="https://api.tiles.mapbox.com/mapbox-gl-js/v1.6.0/mapbox-gl.css"> | |
| <style id="compiled-css" type="text/css"> | |
| body { | |
| margin: 0; | |
| padding: 0; | |
| } | |
| html, body, #map { | |
| height: 100%; | |
| } | |
| .map-overlay { | |
| background-color: #fff; | |
| border-radius: 3px; | |
| box-shadow:0 1px 2px rgba(0, 0, 0, 0.10); | |
| font: 12px/20px 'Helvetica Neue', Arial, Helvetica, sans-serif; | |
| margin: 10px 0 0 10px; | |
| padding: 10px; | |
| position: absolute; | |
| top: 0; | |
| width: 200px; | |
| } | |
| .map-overlay fieldset { | |
| border: none; | |
| padding: 0; | |
| } | |
| .map-overlay select { | |
| margin-bottom: 5px; | |
| width: 100%; | |
| } | |
| .map-overlay label { | |
| display: block; | |
| font-weight: bold; | |
| margin: 0 0 5px; | |
| } | |
| .map-overlay div { | |
| color: white; | |
| margin-bottom: 5px; | |
| padding: 5px; | |
| text-align: center; | |
| } | |
| #intro { | |
| color: black; | |
| font-weight: bold; | |
| margin-bottom: 0; | |
| } | |
| #keys { | |
| padding: 0; | |
| } | |
| .map-overlay div:last-of-type { | |
| margin-bottom: 0; | |
| } | |
| </style> | |
| <!-- TODO: Missing CoffeeScript 2 --> | |
| <script type="text/javascript">//<![CDATA[ | |
| window.onload=function(){ | |
| mapboxgl.accessToken = 'pk.eyJ1IjoiZ21hcHNtYW5pYSIsImEiOiJOYnlnSFpvIn0.5f62d0cnrWCA1KioxzXtqg'; | |
| // inspired by https://erdavis.com/2019/07/27/the-beautiful-hidden-logic-of-cities/ | |
| var map = new mapboxgl.Map({ | |
| container: 'map', | |
| style: 'mapbox://styles/mapbox/light-v10', | |
| center: [4.8943408, 52.371256], | |
| zoom: 12 | |
| }); | |
| var cities = { | |
| 'amsterdam': { | |
| 'center': [4.8943408, 52.371256], | |
| 'zoom': 12 | |
| }, | |
| 'rotterdam': { | |
| 'center': [4.479, 51.922], | |
| 'zoom': 11 | |
| }, | |
| 'haag': { | |
| 'center': [4.299, 52.077], | |
| 'zoom': 11 | |
| }, | |
| 'utrecht': { | |
| 'center': [5.122, 52.091], | |
| 'zoom': 11 | |
| }, | |
| 'eindhoven': { | |
| 'center': [5.478, 51.441], | |
| 'zoom': 11 | |
| }, | |
| 'tilburg': { | |
| 'center': [5.091, 51.556], | |
| 'zoom': 11 | |
| }, | |
| 'groningen': { | |
| 'center': [6.567, 53.219], | |
| 'zoom': 12 | |
| } | |
| }; | |
| var citySelect = document.getElementById('city'); | |
| citySelect.addEventListener('change', function (event) { | |
| var city = event.target.value; | |
| map.flyTo(cities[city]); | |
| }); | |
| var keys = document.getElementById('keys'); | |
| var colors = { | |
| 'gracht': '#4cbde9', | |
| 'kade': '#1165b2', | |
| 'weg': '#288679', | |
| 'straat': '#fec828', | |
| 'laan': '#fd7f1c', | |
| 'dreef': '#fb3252', | |
| 'steeg': '#fb8a95', | |
| // fallback color | |
| 'Other': '#F8F3F3' | |
| }; | |
| var caseExpression = ['case']; | |
| for (var key in colors) { | |
| // don't create an `in` expression for the fallback color | |
| if (key !== 'Other') { | |
| // 'name' is a property of the road layers, e.g. 'Mission St' | |
| caseExpression.push(['in', key, ['get', 'name']]); | |
| } | |
| // build up a `case` expression to allow us to conditionally color lines | |
| // final expression will look like: | |
| // [ | |
| // 'case', | |
| // ['in', 'Ave', ['get', 'name']], '#4cbde9', | |
| // . ... | |
| // . '#bcbcbc' | |
| // ] | |
| caseExpression.push(colors[key]); | |
| // create a key for the map | |
| var swatch = document.createElement('div'); | |
| swatch.style.backgroundColor = colors[key]; | |
| swatch.innerHTML = key; | |
| keys.appendChild(swatch); | |
| } | |
| map.on('load', function() { | |
| // iterate over all the style layers to find road layers | |
| map.getStyle().layers.forEach(function (layer) { | |
| // filter out the road label layer | |
| if (layer.id.indexOf('road-') > -1 && layer.id !== 'road-label') { | |
| // update the `line-color` property with our expression | |
| map.setPaintProperty(layer.id, 'line-color', caseExpression); | |
| } | |
| }); | |
| }); | |
| } | |
| //]]></script> | |
| </head> | |
| <body> | |
| <div id='map'></div> | |
| <div class='map-overlay'> | |
| <fieldset> | |
| <div id="intro">Straats & Grachts</div> | |
| <label>Fly to City</label> | |
| <select id='city' name='city'> | |
| <option value='amsterdam'>Amsterdam</option> | |
| <option value='rotterdam'>Rotterdam</option> | |
| <option value='haag'>Den Haag</option> | |
| <option value='utrecht'>Utrecht</option> | |
| <option value='eindhoven'>Eindhoven</option> | |
| <option value='tilburg'>Tilburg</option> | |
| <option value='groningen'>Groningen</option> | |
| </select> | |
| <label>Type of Road</label> | |
| <div id='keys'></div> | |
| </fieldset> | |
| </div> | |
| </body> | |
| </html> |
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