2020-05-12 16:45:55 +00:00
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<!DOCTYPE html>
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<html>
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<head>
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2020-05-14 14:07:46 +00:00
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<meta charset="utf-8" />
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<title>Create and style clusters</title>
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<meta name="viewport" content="initial-scale=1,maximum-scale=1,user-scalable=no" />
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<link rel="stylesheet" href="librerias/bootstrap/css/bootstrap.min.css" />
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<script src="https://api.mapbox.com/mapbox-gl-js/v1.10.0/mapbox-gl.js"></script>
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<link href="https://api.mapbox.com/mapbox-gl-js/v1.10.0/mapbox-gl.css" rel="stylesheet" />
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<script src="https://code.jquery.com/jquery-3.3.1.js" ></script>
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<script src='https://api.mapbox.com/mapbox-gl-js/plugins/mapbox-gl-geocoder/v1.3.0/mapbox-gl-geocoder.js'></script>
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<link rel='stylesheet' href='https://api.mapbox.com/mapbox-gl-js/plugins/mapbox-gl-geocoder/v1.3.0/mapbox-gl-geocoder.css' type='text/css' />
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<link href='https://www.mapbox.com/base/latest/base.css' rel='stylesheet' />
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<link rel='stylesheet' href='./milfs/css/mapero.css' type='text/css' />
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<link rel="canonical" href="https://labs.mapbox.com/bites/00281/" >
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2020-05-12 16:45:55 +00:00
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</head>
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<body>
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2020-05-14 14:07:46 +00:00
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<div id="map"></div>
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<script>
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mapboxgl.accessToken = 'pk.eyJ1IjoiaHVtYW5vIiwiYSI6IlgyRTFNdFEifQ.OmQBXmcVg_zq-vMpr8P5vQ';
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var map = new mapboxgl.Map({
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container: 'map',
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style: 'mapbox://styles/mapbox/dark-v10',
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//center: [-103.59179687498357, 40.66995747013945],
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zoom: 3
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2020-05-12 16:45:55 +00:00
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});
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2020-05-14 14:07:46 +00:00
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map.on('load', function () {
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/* ///gatico
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var imagen = features[0].properties.imagen;
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// map.loadImage('https://upload.wikimedia.org/wikipedia/commons/7/7c/201408_cat.png', function (error, image) {
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map.loadImage(imagen, function (error, image) {
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if (error) throw error;
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map.addImage('cat', image);
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}
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);
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*/
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/* map.addLayer({
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'id': 'points',
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'type': 'symbol',
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'source': 'earthquakes',
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'layout': {
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'icon-image': 'cat',
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'icon-size': 0.25
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}
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});
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*/
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//fin gatico
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// Add a new source from our GeoJSON data and
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// set the 'cluster' option to true. GL-JS will
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// add the point_count property to your source data.
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map.addSource('earthquakes', {
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type: 'geojson',
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// Point to GeoJSON data. This example visualizes all M1.0+ earthquakes
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// from 12/22/15 to 1/21/16 as logged by USGS' Earthquake hazards program.
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// data: 'https://docs.mapbox.com/mapbox-gl-js/assets/earthquakes.geojson',
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data: 'http://localhost/tupali/archivos/74.geojson',
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cluster: true,
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clusterMaxZoom: 14, // Max zoom to cluster points on
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clusterRadius: 50 // Radius of each cluster when clustering points (defaults to 50)
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});
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map.addLayer({
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id: 'clusters',
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type: 'circle',
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source: 'earthquakes',
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filter: ['has', 'point_count'],
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paint: {
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// Use step expressions (https://docs.mapbox.com/mapbox-gl-js/style-spec/#expressions-step)
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// with three steps to implement three types of circles:
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// * Blue, 20px circles when point count is less than 100
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// * Yellow, 30px circles when point count is between 100 and 750
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// * Pink, 40px circles when point count is greater than or equal to 750
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'circle-color': [
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'step', ['get', 'point_count'],
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'#51bbd6',
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100,
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'#f1f075',
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750,
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'#f28cb1'
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],
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'circle-radius': [
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'step', ['get', 'point_count'],
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20,
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100,
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30,
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750,
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40
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]
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}
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});
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map.addLayer({
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id: 'cluster-count',
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type: 'symbol',
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source: 'earthquakes',
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filter: ['has', 'point_count'],
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layout: {
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'text-field': '{point_count_abbreviated}',
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'text-font': ['DIN Offc Pro Medium', 'Arial Unicode MS Bold'],
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'text-size': 12
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}
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});
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map.addLayer({
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id: 'unclustered-point',
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type: 'circle',
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source: 'earthquakes',
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filter: ['!', ['has', 'point_count']],
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paint: {
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'circle-color': '#11b4da',
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'circle-radius': 4,
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'circle-stroke-width': 1,
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'circle-stroke-color': '#fff'
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}
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});
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// inspect a cluster on click
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map.on('click', 'clusters', function (e) {
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var features = map.queryRenderedFeatures(e.point, {
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layers: ['clusters']
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});
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var clusterId = features[0].properties.cluster_id;
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map.getSource('earthquakes').getClusterExpansionZoom(
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clusterId,
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function (err, zoom) {
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if (err) return;
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map.easeTo({
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center: features[0].geometry.coordinates,
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zoom: zoom
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});
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}
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);
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});
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// When a click event occurs on a feature in
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// the unclustered-point layer, open a popup at
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// the location of the feature, with
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// description HTML from its properties.
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map.on('click', 'unclustered-point', function (e) {
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var coordinates = e.features[0].geometry.coordinates.slice();
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var mag = e.features[0].properties.mag;
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var descripcion = e.features[0].properties.description;
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var tsunami;
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if (e.features[0].properties.tsunami === 1) {
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tsunami = 'yes';
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} else {
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tsunami = 'no';
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}
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// Ensure that if the map is zoomed out such that
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// multiple copies of the feature are visible, the
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// popup appears over the copy being pointed to.
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while (Math.abs(e.lngLat.lng - coordinates[0]) > 180) {
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coordinates[0] += e.lngLat.lng > coordinates[0] ? 360 : -360;
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}
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new mapboxgl.Popup()
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.setLngLat(coordinates)
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// .setHTML( 'magnitude: ' + mag + '<br>Was there a tsunami?: ' + tsunami )
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.setHTML( descripcion )
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.addTo(map);
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});
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map.on('mouseenter', 'clusters', function () {
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map.getCanvas().style.cursor = 'pointer';
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});
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map.on('mouseleave', 'clusters', function () {
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map.getCanvas().style.cursor = '';
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});
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});
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</script>
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</body>
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2020-05-12 16:45:55 +00:00
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</html>
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