215 lines
8.4 KiB
HTML
215 lines
8.4 KiB
HTML
<!doctype html>
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<html lang="en">
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<head>
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<meta charset="utf-8">
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<meta http-equiv="X-UA-Compatible" content="chrome=1">
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<meta name="viewport" content="initial-scale=1.0, user-scalable=no, width=device-width">
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<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/font-awesome/4.4.0/css/font-awesome.min.css" type="text/css">
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<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/css/bootstrap.min.css" type="text/css">
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<link rel="stylesheet" href="./resources/prism/prism.css" type="text/css">
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<link rel="stylesheet" href="../css/ol.css" type="text/css">
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<link rel="stylesheet" href="./resources/layout.css" type="text/css">
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<script src="./resources/zeroclipboard/ZeroClipboard.min.js"></script>
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<title>Earthquakes heatmap</title>
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</head>
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<body>
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<header class="navbar" role="navigation">
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<div class="container" id="navbar-inner-container">
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<a class="navbar-brand" href="./"><img src="./resources/logo-70x70.png"> OpenLayers 3 Examples</a>
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</div>
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</header>
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<div class="container-fluid">
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<div class="row-fluid">
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<div class="span12">
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<div id="map" class="map"></div>
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</div>
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<div class="span4">
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<form>
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<label>radius size</label>
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<input id="radius" type="range" min="1" max="50" step="1" value="5"/>
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<label>blur size</label>
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<input id="blur" type="range" min="1" max="50" step="1" value="15"/>
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</form>
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</div>
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</div>
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<div class="row-fluid">
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<div class="span12">
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<h4 id="title">Earthquakes heatmap</h4>
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<p id="shortdesc">Demonstrates the use of a heatmap layer.</p>
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<div id="docs"><p>This example parses a KML file and renders the features as a <code>ol.layer.Heatmap</code> layer.</p>
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</div>
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<div id="tags">heatmap, kml, vector, style</div>
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<div id="api-links">Related API documentation: <ul class="inline"><li><a href="../apidoc/ol.Map.html" title="API documentation for ol.Map">ol.Map</a></li>,<li><a href="../apidoc/ol.View.html" title="API documentation for ol.View">ol.View</a></li>,<li><a href="../apidoc/ol.format.KML.html" title="API documentation for ol.format.KML">ol.format.KML</a></li>,<li><a href="../apidoc/ol.layer.Heatmap.html" title="API documentation for ol.layer.Heatmap">ol.layer.Heatmap</a></li>,<li><a href="../apidoc/ol.layer.Tile.html" title="API documentation for ol.layer.Tile">ol.layer.Tile</a></li>,<li><a href="../apidoc/ol.source.Stamen.html" title="API documentation for ol.source.Stamen">ol.source.Stamen</a></li>,<li><a href="../apidoc/ol.source.Vector.html" title="API documentation for ol.source.Vector">ol.source.Vector</a></li></ul></div>
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</div>
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</div>
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<div class="row-fluid">
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<div id="source-controls">
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<a id="copy-button"><i class="fa fa-clipboard"></i> Copy</a>
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<a id="jsfiddle-button"><i class="fa fa-jsfiddle"></i> Edit</a>
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</div>
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<form method="POST" id="jsfiddle-form" target="_blank" action="http://jsfiddle.net/api/post/jquery/1.11.0/">
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<textarea class="hidden" name="js">var blur = document.getElementById('blur');
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var radius = document.getElementById('radius');
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var vector = new ol.layer.Heatmap({
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source: new ol.source.Vector({
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url: 'data/kml/2012_Earthquakes_Mag5.kml',
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format: new ol.format.KML({
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extractStyles: false
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})
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}),
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blur: parseInt(blur.value, 10),
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radius: parseInt(radius.value, 10)
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});
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vector.getSource().on('addfeature', function(event) {
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// 2012_Earthquakes_Mag5.kml stores the magnitude of each earthquake in a
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// standards-violating <magnitude> tag in each Placemark. We extract it from
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// the Placemark's name instead.
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var name = event.feature.get('name');
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var magnitude = parseFloat(name.substr(2));
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event.feature.set('weight', magnitude - 5);
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});
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var raster = new ol.layer.Tile({
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source: new ol.source.Stamen({
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layer: 'toner'
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})
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});
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var map = new ol.Map({
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layers: [raster, vector],
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target: 'map',
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view: new ol.View({
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center: [0, 0],
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zoom: 2
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})
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});
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blur.addEventListener('input', function() {
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vector.setBlur(parseInt(blur.value, 10));
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});
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radius.addEventListener('input', function() {
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vector.setRadius(parseInt(radius.value, 10));
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});
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</textarea>
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<textarea class="hidden" name="css"></textarea>
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<textarea class="hidden" name="html"><div class="row-fluid">
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<div class="span12">
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<div id="map" class="map"></div>
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</div>
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<div class="span4">
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<form>
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<label>radius size</label>
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<input id="radius" type="range" min="1" max="50" step="1" value="5"/>
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<label>blur size</label>
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<input id="blur" type="range" min="1" max="50" step="1" value="15"/>
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</form>
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</div>
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</div>
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</textarea>
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<input type="hidden" name="wrap" value="l">
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<input type="hidden" name="resources" value="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.4/css/bootstrap.min.css,https://maxcdn.bootstrapcdn.com/bootstrap/3.3.4/js/bootstrap.min.js,http://openlayers.org/en/v3.9.0/css/ol.css,http://openlayers.org/en/v3.9.0/build/ol.js">
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</form>
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<pre><code id="example-source" class="language-markup"><!DOCTYPE html>
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<html>
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<head>
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<title>Earthquakes heatmap</title>
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<script src="https://code.jquery.com/jquery-1.11.2.min.js"></script>
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<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/css/bootstrap.min.css">
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<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/js/bootstrap.min.js"></script>
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<link rel="stylesheet" href="http://openlayers.org/en/v3.9.0/css/ol.css" type="text/css">
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<script src="http://openlayers.org/en/v3.9.0/build/ol.js"></script>
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</head>
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<body>
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<div class="container-fluid">
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<div class="row-fluid">
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<div class="span12">
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<div id="map" class="map"></div>
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</div>
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<div class="span4">
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<form>
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<label>radius size</label>
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<input id="radius" type="range" min="1" max="50" step="1" value="5"/>
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<label>blur size</label>
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<input id="blur" type="range" min="1" max="50" step="1" value="15"/>
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</form>
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</div>
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</div>
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</div>
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<script>
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var blur = document.getElementById('blur');
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var radius = document.getElementById('radius');
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var vector = new ol.layer.Heatmap({
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source: new ol.source.Vector({
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url: 'data/kml/2012_Earthquakes_Mag5.kml',
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format: new ol.format.KML({
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extractStyles: false
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})
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}),
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blur: parseInt(blur.value, 10),
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radius: parseInt(radius.value, 10)
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});
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vector.getSource().on('addfeature', function(event) {
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// 2012_Earthquakes_Mag5.kml stores the magnitude of each earthquake in a
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// standards-violating <magnitude> tag in each Placemark. We extract it from
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// the Placemark's name instead.
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var name = event.feature.get('name');
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var magnitude = parseFloat(name.substr(2));
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event.feature.set('weight', magnitude - 5);
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});
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var raster = new ol.layer.Tile({
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source: new ol.source.Stamen({
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layer: 'toner'
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})
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});
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var map = new ol.Map({
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layers: [raster, vector],
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target: 'map',
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view: new ol.View({
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center: [0, 0],
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zoom: 2
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})
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});
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blur.addEventListener('input', function() {
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vector.setBlur(parseInt(blur.value, 10));
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});
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radius.addEventListener('input', function() {
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vector.setRadius(parseInt(radius.value, 10));
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});
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</script>
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</body>
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</html></code></pre>
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</div>
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</div>
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<script src="https://code.jquery.com/jquery-1.11.2.min.js"></script>
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<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/js/bootstrap.min.js"></script>
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<script src="./resources/common.js"></script>
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<script src="./resources/prism/prism.min.js"></script>
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<script src="loader.js?id=heatmap-earthquakes"></script>
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</body>
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</html>
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