sfzoning/test.html at master · YIMBYdata/sfzoning · GitHub

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<html>
<head>
<script src="https://api.mapbox.com/mapbox-gl-js/v0.44.1/mapbox-gl.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/handlebars.js/4.0.11/handlebars.min.js"></script>
<link href="https://api.mapbox.com/mapbox-gl-js/v0.44.1/mapbox-gl.css" rel="stylesheet" />
<link href="https://www.mapbox.com/base/latest/base.css" rel="stylesheet" />
<style>

#loader {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  width: 100%;
  background-color: rgba(0,0,0,0.33);
}

h1, h2 {
  background-color: #EBE7E1;
  text-align: center;
}

#container {
  width: 100%;
  height: 100%;

  display: flex;
  flex-flow: column;
}

#map {
  flex-grow: 1;
  flex-shrink: 1;
  flex-basis: auto;
}

.mapboxgl-popup {
  max-width: 400px;
  font: 12px/20px "Helvetica Neue", Arial, Helvetica, sans-serif;
}

.legend {
  background-color: #fff;
  border-radius: 3px;
  bottom: 30px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
  font: 12px/20px "Helvetica Neue", Arial, Helvetica, sans-serif;
  padding: 10px;
  position: absolute;
  right: 10px;
  z-index: 1;
  width: 300px;
}

.legend h3 {
  margin: 0;
  text-align: center;
}

.legend h5 {
  margin: -3px 0 10px;
  text-align: center;
  font-size: 10px;
}

.legend .legend-item {
  display: block;
  margin-top: 5px;
}

.legend-item span {
  vertical-align: top;
}

.legend-item .percentage {
  width: 50px;
  text-align: right;
  display: inline-block;
  font-size: 10px;
  color: lightgray;
}

.legend .color-box {
  width: 20px;
  height: 20px;
  display: inline-block;
  margin-right: 5px;
  opacity: 0.7;
}

.legend .section {
  margin-top: 10px;
  margin-left: 5px;
  margin-right: 5px;
}

.legend .color-explanation {
  margin-bottom: 10px;
}
.legend .color-explanation p {
  margin: -5px 0;
}

.legend .fineprint p {
  font-size: 10px;
  color: gray;
  margin: 5px 0;
  line-height: 10px;
}
</style>
</head>
<body>

<div id="container">
  <div id="map">
    <div id="loader">
      <svg version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px" width="80px" height="80px" viewBox="0 0 40 40" enable-background="new 0 0 40 40" xml:space="preserve">
        <path opacity="0.2" fill="#000" d="M20.201,5.169c-8.254,0-14.946,6.692-14.946,14.946c0,8.255,6.692,14.946,14.946,14.946
        s14.946-6.691,14.946-14.946C35.146,11.861,28.455,5.169,20.201,5.169z M20.201,31.749c-6.425,0-11.634-5.208-11.634-11.634
        c0-6.425,5.209-11.634,11.634-11.634c6.425,0,11.633,5.209,11.633,11.634C31.834,26.541,26.626,31.749,20.201,31.749z" />
        <path fill="#000" d="M26.013,10.047l1.654-2.866c-2.198-1.272-4.743-2.012-7.466-2.012h0v3.312h0
        C22.32,8.481,24.301,9.057,26.013,10.047z">
        <animateTransform attributeType="xml" attributeName="transform" type="rotate" from="0 20 20" to="360 20 20" dur="0.5s" repeatCount="indefinite" />
        </path>
      </svg>
    </div>
  </div>
</div>

<!-- templates -->
<div style="display: none">
  <div id="popup-template">
    <h4>Details:</h4>
    <ul class="list-group">
      <li class="list-group-item"><b>Available units (normalized): {{ avail_norm }}</b></li>
      <li class="list-group-item">Resunits: {{ resunits }}</li>
      <li class="list-group-item">Land use: {{ landuse }}</li>
      <li class="list-group-item">Max building height: {{ max_building_height }}</li>
      <li class="list-group-item"><b>Available units: {{ avail }}</b></li>
      <li class="list-group-item">Zoning code: {{ zcode }}</li>
      <li class="list-group-item">Height code: {{ hcode }}</li>
      <li class="list-group-item">Address: {{ address }}</li>
      <li class="list-group-item">Area: {{ sqft }}</li>
      <li class="list-group-item">Full object: {{ zoning }}</li>
    </ul>
  </div>
</div>
<!-- end templates -->

<script>
mapboxgl.accessToken = 'pk.eyJ1IjoiZGltdmEiLCJhIjoiY2plYzhtMTM5MG5yazJ4bGE0OHZrcHpnZCJ9.u9hqKMLwpq-JHGyhAW2GeQ';

Handlebars.registerHelper('round', function(num, places, options) {
    if (arguments.length < 3) {
      throw new Error("Handlebars Helper round needs 2 parameters");
    }
    var e = Math.pow(10, places);
    return Math.round(num*e) / e;
});

function htmlDecode(input)
{
  var doc = new DOMParser().parseFromString(input, "text/html");
  return doc.documentElement.textContent;
}

Handlebars.registerHelper('compare', function (lvalue, operator, rvalue, options) {

    var operators, result;

    if (arguments.length < 3) {
        throw new Error("Handlerbars Helper 'compare' needs 2 parameters");
    }

    if (options === undefined) {
        options = rvalue;
        rvalue = operator;
        operator = "===";
    }

    operator = htmlDecode(operator);

    operators = {
        '==': function (l, r) { return l == r; },
        '===': function (l, r) { return l === r; },
        '!=': function (l, r) { return l != r; },
        '!==': function (l, r) { return l !== r; },
        '<': function (l, r) { return l < r; },
        '>': function (l, r) { return l > r; },
        '<=': function (l, r) { return l <= r; },
        '>=': function (l, r) { return l >= r; },
        'typeof': function (l, r) { return typeof l == r; }
    };

    if (!operators[operator]) {
        throw new Error("Handlerbars Helper 'compare' doesn't know the operator " + operator);
    }

    result = operators[operator](lvalue, rvalue);

    if (result) {
        return options.fn(this);
    } else {
        return options.inverse(this);
    }

});

var map = new mapboxgl.Map({
    container: 'map', // container id
    style: 'mapbox://styles/mapbox/dark-v9',
    center: [-122.42936665634733, 37.75967613988033], // starting position
    zoom: 11.75 // starting zoom
});

// Hide loading bar once tiles from geojson are loaded
map.on('data', function(e) {
    if (e.dataType === 'source' && e.sourceId === 'zones-layer') {
        document.getElementById("loader").style.display = "none";
    }
});

// disable map rotation using right click + drag
map.dragRotate.disable();

// disable map rotation using touch rotation gesture
map.touchZoomRotate.disableRotation();

// Add zoom and rotation controls to the map.
map.addControl(new mapboxgl.NavigationControl({showCompass: false}));

var popupTemplate = Handlebars.compile(document.getElementById("popup-template").innerHTML);

map.on('load', function () {
  map.addLayer({
      'id': 'zones-layer',
      'type': 'fill',
      'source': {
          'type': 'geojson',
          'data': 'generated/affordable.geojson'
      },
      'paint': {
          'fill-opacity': 0.7,
          'fill-color': ['get', 'fill']
      }
  });

    // When a click event occurs on a feature in the states layer, open a popup at the
    // location of the click, with description HTML from its properties.
    map.on('click', 'zones-layer', function (e) {
      var prop = e.features[0].properties;
        new mapboxgl.Popup()
            .setLngLat(e.lngLat)
            .setHTML(popupTemplate(prop))
            .addTo(map);
    });
});

</script>
</body>
</html>