118 lines
3.4 KiB
HTML
118 lines
3.4 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<title>Change feature columns | CARTO</title>
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<meta name="viewport" content="initial-scale=1.0">
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<meta charset="utf-8">
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<link href="https://fonts.googleapis.com/css?family=Montserrat:400,600,700|Open+Sans:300,400,600" rel="stylesheet">
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<!-- Include Google Maps -->
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<script src="https://maps.googleapis.com/maps/api/js?key=AIzaSyDpVNTQI60ossApFzZ3dwSMZ1LcxOTY-rI&v=3.35"></script>
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<!-- Include CARTO.js -->
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<script src="../../../dist/public/carto.js"></script>
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<link href="../style.css" rel="stylesheet">
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</head>
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<body>
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<div id="map">
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</div>
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<!-- Description -->
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<aside class="toolbox">
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<div class="box">
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<header>
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<h1>Change the feature columns</h1>
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<button class="github-logo js-source-link"></button>
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</header>
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<section>
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<p class="description open-sans">Change the columns returned in the feature event.</p>
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<div class="separator"></div>
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<section class="usage">
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<header>USAGE</header>
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<p class="open-sans">Click on the markers</p>
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</section>
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<div id="controls">
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<ul class="actions">
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<li>
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<input id="red" type="radio" name="style" onclick="setMoreData()">
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<label for="red">More data</label>
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</li>
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<li>
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<input id="green" type="radio" name="style" onclick="setLessData()" checked>
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<label for="green">Less data</label>
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</li>
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</ul>
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<div id="info"></div>
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</div>
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</section>
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<footer class="js-footer"></footer>
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</div>
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</aside>
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<script>
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var map = new google.maps.Map(document.getElementById('map'), {
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center: { lat: 30, lng: 0 },
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zoom: 3,
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fullscreenControl: false,
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gestureHandling: 'cooperative'
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});
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// Hide the map labels and geometry strokes
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map.set('styles', [{
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elementType: 'labels',
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stylers: [{ visibility: 'off' }]
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}, {
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elementType: 'geometry.stroke',
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stylers: [{ visibility: 'off' }]
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}]);
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const client = new carto.Client({
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apiKey: 'default_public',
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username: 'cartojs-test'
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});
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const source = new carto.source.Dataset('ne_10m_populated_places_simple');
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const style = new carto.style.CartoCSS(`
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#layer {
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marker-width: 7;
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marker-fill: #EE4D5A;
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marker-line-color: #FFFFFF;
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}
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`);
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const layer = new carto.layer.Layer(source, style, {
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featureClickColumns: ['name']
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});
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client.addLayer(layer);
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map.overlayMapTypes.push(client.getGoogleMapsMapType(map));
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layer.on('featureClicked', featureEvent => {
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let content = '';
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if (featureEvent.data.name) {
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content += `<h3>${featureEvent.data.name.toUpperCase()}</h3>`;
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}
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if (featureEvent.data.pop_max) {
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content += `<p class="open-sans">${featureEvent.data.pop_max} <span>max inhabitants</span></p>`;
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}
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if (featureEvent.data.pop_min) {
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content += `<p class="open-sans">${featureEvent.data.pop_min} <span>min inhabitants</span></p>`;
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}
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document.getElementById('info').innerHTML = content;
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});
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function setMoreData() {
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layer.setFeatureClickColumns(['name', 'pop_max', 'pop_min']);
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document.getElementById('info').innerHTML = '';
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}
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function setLessData() {
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layer.setFeatureClickColumns(['name']);
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document.getElementById('info').innerHTML = '';
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}
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</script>
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</body>
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</html>
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