Add vectortile branch
This commit is contained in:
Andreas Hocevar
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<!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>Feature animation example</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">
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<div class="span8">
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<div id="map" class="map"></div>
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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">Feature animation example</h4>
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<p id="shortdesc">Demonstrates how to animate features.</p>
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<div id="docs"><p>This example shows how to use <b>postcompose</b> and <b>vectorContext</b> to animate features. Here we choose to do a flash animation each time a feature is added to the layer.</p>
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</div>
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<div id="tags">animation, vector, feature, flash</div>
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<div id="api-links">Related API documentation: <ul class="inline"><li><a href="../apidoc/ol.Feature.html" title="API documentation for ol.Feature">ol.Feature</a></li>,<li><a href="../apidoc/ol.Map.html" title="API documentation for ol.Map">ol.Map</a></li>,<li><a href="../apidoc/ol.Observable.html" title="API documentation for ol.Observable">ol.Observable</a></li>,<li><a href="../apidoc/ol.View.html" title="API documentation for ol.View">ol.View</a></li>,<li><a href="../apidoc/ol.control.html" title="API documentation for ol.control">ol.control</a></li>,<li><a href="../apidoc/ol.easing.html" title="API documentation for ol.easing">ol.easing</a></li>,<li><a href="../apidoc/ol.geom.Point.html" title="API documentation for ol.geom.Point">ol.geom.Point</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.layer.Vector.html" title="API documentation for ol.layer.Vector">ol.layer.Vector</a></li>,<li><a href="../apidoc/ol.proj.html" title="API documentation for ol.proj">ol.proj</a></li>,<li><a href="../apidoc/ol.source.OSM.html" title="API documentation for ol.source.OSM">ol.source.OSM</a></li>,<li><a href="../apidoc/ol.source.Vector.html" title="API documentation for ol.source.Vector">ol.source.Vector</a></li>,<li><a href="../apidoc/ol.style.Circle.html" title="API documentation for ol.style.Circle">ol.style.Circle</a></li>,<li><a href="../apidoc/ol.style.Stroke.html" title="API documentation for ol.style.Stroke">ol.style.Stroke</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 map = new ol.Map({
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layers: [
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new ol.layer.Tile({
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source: new ol.source.OSM({
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wrapX: false
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})
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})
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],
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controls: ol.control.defaults({
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attributionOptions: /** @type {olx.control.AttributionOptions} */ ({
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collapsible: false
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})
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}),
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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: 1
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})
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});
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var source = new ol.source.Vector({
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wrapX: false
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});
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var vector = new ol.layer.Vector({
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source: source
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});
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map.addLayer(vector);
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function addRandomFeature() {
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var x = Math.random() * 360 - 180;
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var y = Math.random() * 180 - 90;
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var geom = new ol.geom.Point(ol.proj.transform([x, y],
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'EPSG:4326', 'EPSG:3857'));
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var feature = new ol.Feature(geom);
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source.addFeature(feature);
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}
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var duration = 3000;
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function flash(feature) {
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var start = new Date().getTime();
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var listenerKey;
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function animate(event) {
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var vectorContext = event.vectorContext;
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var frameState = event.frameState;
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var flashGeom = feature.getGeometry().clone();
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var elapsed = frameState.time - start;
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var elapsedRatio = elapsed / duration;
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// radius will be 5 at start and 30 at end.
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var radius = ol.easing.easeOut(elapsedRatio) * 25 + 5;
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var opacity = ol.easing.easeOut(1 - elapsedRatio);
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var flashStyle = new ol.style.Circle({
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radius: radius,
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snapToPixel: false,
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stroke: new ol.style.Stroke({
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color: 'rgba(255, 0, 0, ' + opacity + ')',
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width: 1,
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opacity: opacity
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})
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});
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vectorContext.setImageStyle(flashStyle);
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vectorContext.drawPointGeometry(flashGeom, null);
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if (elapsed > duration) {
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ol.Observable.unByKey(listenerKey);
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return;
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}
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// tell OL3 to continue postcompose animation
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frameState.animate = true;
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}
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listenerKey = map.on('postcompose', animate);
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}
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source.on('addfeature', function(e) {
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flash(e.feature);
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});
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window.setInterval(addRandomFeature, 1000);
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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">
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<div class="span8">
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<div id="map" class="map"></div>
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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/v3.8.2/css/ol.css,http://openlayers.org/en/v3.8.2/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>Feature animation example</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/v3.8.2/css/ol.css" type="text/css">
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<script src="http://openlayers.org/en/v3.8.2/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">
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<div class="span8">
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<div id="map" class="map"></div>
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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 map = new ol.Map({
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layers: [
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new ol.layer.Tile({
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source: new ol.source.OSM({
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wrapX: false
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})
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})
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],
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controls: ol.control.defaults({
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attributionOptions: /** @type {olx.control.AttributionOptions} */ ({
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collapsible: false
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})
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}),
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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: 1
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})
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});
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var source = new ol.source.Vector({
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wrapX: false
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});
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var vector = new ol.layer.Vector({
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source: source
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});
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map.addLayer(vector);
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function addRandomFeature() {
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var x = Math.random() * 360 - 180;
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var y = Math.random() * 180 - 90;
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var geom = new ol.geom.Point(ol.proj.transform([x, y],
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'EPSG:4326', 'EPSG:3857'));
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var feature = new ol.Feature(geom);
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source.addFeature(feature);
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}
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var duration = 3000;
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function flash(feature) {
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var start = new Date().getTime();
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var listenerKey;
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function animate(event) {
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var vectorContext = event.vectorContext;
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var frameState = event.frameState;
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var flashGeom = feature.getGeometry().clone();
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var elapsed = frameState.time - start;
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var elapsedRatio = elapsed / duration;
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// radius will be 5 at start and 30 at end.
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var radius = ol.easing.easeOut(elapsedRatio) * 25 + 5;
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var opacity = ol.easing.easeOut(1 - elapsedRatio);
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var flashStyle = new ol.style.Circle({
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radius: radius,
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snapToPixel: false,
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stroke: new ol.style.Stroke({
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color: 'rgba(255, 0, 0, ' + opacity + ')',
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width: 1,
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opacity: opacity
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})
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});
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vectorContext.setImageStyle(flashStyle);
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vectorContext.drawPointGeometry(flashGeom, null);
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if (elapsed > duration) {
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ol.Observable.unByKey(listenerKey);
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return;
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}
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// tell OL3 to continue postcompose animation
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frameState.animate = true;
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}
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listenerKey = map.on('postcompose', animate);
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}
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source.on('addfeature', function(e) {
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flash(e.feature);
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});
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window.setInterval(addRandomFeature, 1000);
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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=feature-animation"></script>
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</body>
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</html>
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