Created
September 8, 2015 10:13
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Center map on clicked geometry and get its data
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <title>Leaflet example | CartoDB.js</title> | |
| <meta name="viewport" content="initial-scale=1.0, user-scalable=no" /> | |
| <meta http-equiv="content-type" content="text/html; charset=UTF-8"/> | |
| <link rel="shortcut icon" href="http://cartodb.com/assets/favicon.ico" /> | |
| <style> | |
| html, body, #map { | |
| height: 95%; | |
| padding: 0; | |
| margin: 0; | |
| } | |
| </style> | |
| <link rel="stylesheet" href="http://libs.cartocdn.com/cartodb.js/v3/3.15/themes/css/cartodb.css" /> | |
| <!--[if lte IE 8]> | |
| <link rel="stylesheet" href="http://libs.cartocdn.com/cartodb.js/v3/themes/css/cartodb.ie.css" /> | |
| <![endif]--> | |
| </head> | |
| <body> | |
| <div id="map"></div> | |
| <div> | |
| <p>Hi, you have clicked geometry number:</p> | |
| <input id="number_text" type="text" name="b"> | |
| <!-- include cartodb.js library --> | |
| <script src="http://libs.cartocdn.com/cartodb.js/v3/3.15/cartodb.js"></script> | |
| <script> | |
| function main() { | |
| var map = new L.Map('map', { | |
| zoomControl: false, | |
| center: [43, 0], | |
| zoom: 3 | |
| }); | |
| var polygons = {}; | |
| L.tileLayer('http://tile.stamen.com/toner/{z}/{x}/{y}.png', { | |
| attribution: 'Stamen' | |
| }).addTo(map); | |
| function geometryClick(layer) { | |
| function featureClick(e, pos, latlng, data) { | |
| map.setView([pos[0], pos[1]]); | |
| $("#number_text").val(data.cartodb_id); | |
| } | |
| layer.on('featureClick', featureClick); | |
| layer.setInteraction(true); | |
| } | |
| cartodb.createLayer(map, 'http://documentation.cartodb.com/api/v2/viz/2b13c956-e7c1-11e2-806b-5404a6a683d5/viz.json') | |
| .addTo(map) | |
| .on('done', function(layer) { | |
| geometryClick(layer.getSubLayer(0)); | |
| }).on('error', function() { | |
| cartodb.log.log("some error occurred"); | |
| }); | |
| } | |
| // you could use $(window).load(main); | |
| window.onload = main; | |
| </script> | |
| </body> | |
| </html> |
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