Drag the map to other location or zoom in or out with your mouse scrollroll. Then click on the "Reset zoom" bottom to come back to the original view.
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April 12, 2016 15:01
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Reset Zoom Buttom with CartoDB.js
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <title>Reset Zoom Buttom with 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="stylesheet" href="http://libs.cartocdn.com/cartodb.js/v3/3.15/themes/css/cartodb.css" /> | |
| <!-- include cartodb.js library --> | |
| <script src="http://libs.cartocdn.com/cartodb.js/v3/3.15/cartodb.js"></script> | |
| <style> | |
| html, body, #map { | |
| height: 100%; | |
| padding: 0; | |
| margin: 0; | |
| } | |
| #reset{ | |
| position: absolute; | |
| top: 20px; | |
| left: 20px; | |
| padding-right: 10px; | |
| padding-left: 10px; | |
| z-index: 9000; | |
| background-color: grey; | |
| cursor:pointer; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <div id="map"></div> | |
| <div id = 'reset'><p>Reset Zoom</p></div> | |
| <script type="text/javascript"> | |
| var layer; | |
| var vector = []; | |
| var legend; | |
| function main() { | |
| var map = L.map('map', { | |
| zoomControl: false, | |
| center: [41.390205, 2.154007], | |
| zoom: 12, | |
| minZoom:9, | |
| maxZoom:13 | |
| }); | |
| // zoom in function | |
| $('#reset').click(function(){ | |
| map.setView([41.390205, 2.154007],12); | |
| }); | |
| // add basemap | |
| L.tileLayer('http://{s}.basemaps.cartocdn.com/light_nolabels/{z}/{x}/{y}.png', {attribution: '© <a href="http://www.openstreetmap.org/copyright">OpenStreetMap</a> contributors, © <a href="http://cartodb.com/attributions">CartoDB</a>'}).addTo(map); | |
| // add CartoDB layer | |
| cartodb.createLayer(map, { | |
| user_name: 'oboix', | |
| type: 'cartodb', | |
| sublayers: [{ | |
| sql: "select * FROM barris_barcelona_test;", | |
| cartocss: "#barris_barcelona_test{ polygon-fill: #29ABA4;polygon-opacity: 1;line-color: #FFF;line-width: 0.5;line-opacity: 1; }", | |
| }] | |
| }).addTo(map) | |
| } | |
| window.onload = main; | |
| </script> | |
| </body> | |
| </html> |
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