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Read data from infowindow
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <title>Read data from infowindow | 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: 90%; | |
| padding: 0; | |
| margin: 0; | |
| text-align: center; | |
| } | |
| </style> | |
| <link rel="stylesheet" href="http://libs.cartocdn.com/cartodb.js/v3/3.12/themes/css/cartodb.css" /> | |
| </head> | |
| <body> | |
| <div id="map"></div> | |
| <br> | |
| <form> | |
| <h2>Country:</h2> | |
| <input id="inpCountry"></input> | |
| <h2>Population 2005:</h2> | |
| <input id="inpPop"></input> | |
| <br> <br> | |
| <button>Do something!</button> | |
| </form> | |
| <!-- include cartodb.js library --> | |
| <script src="http://libs.cartocdn.com/cartodb.js/v3/3.12/cartodb.js"></script> | |
| <script> | |
| var lyr; | |
| var country; | |
| var pop2005; | |
| function main() { | |
| cartodb.createVis('map', 'http://documentation.cartodb.com/api/v2/viz/2b13c956-e7c1-11e2-806b-5404a6a683d5/viz.json', { | |
| shareable: true, | |
| title: true, | |
| description: true, | |
| search: true, | |
| tiles_loader: true, | |
| center_lat: 60, | |
| center_lon: 10, | |
| zoom: 3 | |
| }) | |
| .done(function(vis, layers) { | |
| lyr = layers[1]; | |
| lyr.infowindow.bind('change', function() { | |
| if ((lyr.infowindow.attributes.content.fields !== undefined) && (lyr.infowindow.attributes.content.fields[4] !== undefined)) { | |
| country = lyr.infowindow.attributes.content.fields[4].value; | |
| pop2005 = lyr.infowindow.attributes.content.fields[7].value; | |
| console.log(country); | |
| console.log(pop2005); | |
| document.getElementById("inpCountry").value = country; | |
| document.getElementById("inpPop").value = pop2005; | |
| } | |
| }); | |
| }) | |
| .error(function(err) { | |
| console.log(err); | |
| }); | |
| } | |
| window.onload = main; | |
| </script> | |
| </body> | |
| </html> |
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