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< title > Leaflet - a modern, lightweight JavaScript library for interactive maps by CloudMade< / title >
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< meta property = "og:title" content = "Leaflet — an open-source JavaScript library for interactive maps" / >
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< meta property = "og:description" content = "Leaflet is a modern, lightweight BSD-licensed JavaScript library for making tile-based interactive maps for both desktop and mobile web browsers, developed by CloudMade to form the core of its next generation JavaScript API." / >
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< h1 > Leaflet< / h1 >
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< h3 class = "alt" > A Modern, Lightweight Open-Source JavaScript Library for Interactive Maps by < a href = "http://cloudmade.com" > CloudMade< / a > < / h3 >
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< ul class = "nav clearfix" >
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<!-- <li><a class="cloudmade - link" href="http://cloudmade.com"></a></li> -->
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< li > < span > Overview< / span > < / li >
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< li > < a href = "features.html" > Features< / a > < / li >
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< li > < a href = "examples.html" > Examples< / a > < / li >
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< li > < a href = "reference.html" > Documentation< / a > < / li >
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< li > < a href = "download.html" > Download< / a > < / li >
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< li > < a class = "twitter-link" href = "http://twitter.com/LeafletJS" > @LeafletJS< / a > < / li >
< li > < a class = "github-link" href = "http://github.com/CloudMade/Leaflet" > GitHub Repo< / a > < / li >
< / ul >
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<!-- <h3>About the library</h3> -->
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< p > Leaflet is a modern, lightweight BSD-licensed JavaScript library for making tile-based interactive maps for < em > both desktop and mobile< / em > web browsers, developed by < a href = "http://cloudmade.com" > CloudMade< / a > to form the core of its next generation JavaScript API.< / p >
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< p > It is built from the ground up to work efficiently and smoothly on both platforms, utilizing cutting-edge technologies included in HTML5. Its top priorities are usability, performance, small size, < a href = "http://developer.yahoo.com/yui/articles/gbs/" > A-grade< / a > browser support, flexibility and easy to use API. The OOP-based code of the library is designed to be modular, extensible and very easy to understand. Find out more on the < a href = "features.html" > features< / a > page.< / p >
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< p >
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< a href = "http://twitter.com/share" class = "twitter-share-button" data-url = "http://leaflet.cloudmade.com" data-text = "Leaflet — a modern, lightweight open-source JavaScript library for interactive maps by @cloudmade" data-count = "horizontal" data-via = "LeafletJS" data-related = "CloudMade" > Tweet< / a >
< a href = "http://twitter.com/LeafletJS" data-show-count = "false" data-width = "140px" class = "twitter-follow-button" > Follow @LeafletJS< / a >
< script type = "text/javascript" src = "http://platform.twitter.com/widgets.js" > < / script >
< iframe src = "http://www.facebook.com/plugins/like.php?href=http%3A%2F%2Fleaflet.cloudmade.com&layout=standard&show_faces=false&width=530&action=like&font=arial&colorscheme=light&height=35" scrolling = "no" frameborder = "0" style = "border:none; overflow:hidden; width:530px; height:24px;" allowTransparency = "true" > < / iframe >
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< / p >
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< h3 > Basic usage example< / h3 >
< div id = "map" > < / div >
< script >
var cloudmadeUrl = 'http://{s}.tile.cloudmade.com/BC9A493B41014CAABB98F0471D759707/997/256/{z}/{x}/{y}.png',
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cloudmadeAttribution = 'Map data © 2011 OpenStreetMap contributors, Imagery © 2011 CloudMade',
cloudmade = new L.TileLayer(cloudmadeUrl, {maxZoom: 18, attribution: cloudmadeAttribution});
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var map = new L.Map('map');
map.setView(new L.LatLng(51.505, -0.09), 13).addLayer(cloudmade);
var marker = new L.Marker(new L.LatLng(51.5, -0.09));
map.addLayer(marker);
marker.bindPopup('A pretty CSS3 popup.< br / > Easily customizable.').openPopup();
< / script >
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< p > Here we create a map with a CloudMade tile layer, add a marker and bind a popup with some text to it:< / p >
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< pre > < code class = "javascript" > // create a CloudMade tile layer
var cloudmadeUrl = 'http://{s}.tile.cloudmade.com/YOUR-API-KEY/997/256/{z}/{x}/{y}.png',
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cloudmadeAttribution = 'Map data & copy; 2011 OpenStreetMap contributors, Imagery & copy; 2011 CloudMade',
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cloudmade = new L.TileLayer(cloudmadeUrl, {maxZoom: 18, attribution: cloudmadeAttribution});
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// initialize the map on the "map" div
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var map = new L.Map('map');
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// set the map view to a given center and zoom and add the CloudMade layer
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map.setView(new L.LatLng(51.505, -0.09), 13).addLayer(cloudmade);
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// create a marker in the given location and add it to the map
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var marker = new L.Marker(new L.LatLng(51.5, -0.09));
map.addLayer(marker);
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// attach a given HTML content to the marker and immediately open it
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marker.bindPopup("A pretty CSS3 popup.< br /> Easily customizable.").openPopup();< / code > < / pre >
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< p > Check out the < a href = "examples.html" > examples< / a > section for more examples, or head straight to the < a href = "reference.html" > documentation< / a > .< / p >
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< h3 > Contributing to Leaflet< / h3 >
< p > The project is < a href = "http://github.com/CloudMade/Leaflet" > hosted on GitHub< / a > , waiting for your contributions — just send your pull requests to < a href = "http://github.com/mourner" > Vladimir Agafonkin< / a > (Leaflet maintainer). Let's make the best library for maps that can possibly exist! < / p >
< p > You can also help the project a lot by reporting bugs and discussing features on the < a href = "http://github.com/CloudMade/Leaflet/issues" > issues page< / a > or tweeting to < a href = "http://twitter.com/LeafletJS" > @LeafletJS< / a > .
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< hr / >
< p class = "quiet" > © 2011 < a href = "http://cloudmade.com" > CloudMade< / a > . Map data © 2011 < a href = "http://openstreetmap.org" > OpenStreetMap< / a > contributors, < a href = "http://creativecommons.org/licenses/by-sa/2.0/" > CC-BY-SA< / a > .< / p >
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< a href = "http://github.com/CloudMade/Leaflet" > < img id = "forkme" src = "http://s3.amazonaws.com/github/ribbons/forkme_right_darkblue_121621.png" alt = "Fork me on GitHub" / > < / a >
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