505 lines
17 KiB
HTML
505 lines
17 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>IGC 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-fluid">
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<div class="span12">
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<div id="map" class="map"></div>
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<input id="time" type="range" value="0" steps="1" />
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<div class="span4 offset4 pull-right">
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<div id="info" class="alert alert-success">
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</div>
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</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">IGC example</h4>
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<p id="shortdesc">Example of tracks recorded from multiple paraglider flights on the same day, read from an IGC file.</p>
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<div id="docs"><p>The five tracks contain a total of 49,707 unique coordinates. Zoom in to see more detail. The background layer is from <a href="http://www.opencyclemap.org/">OpenCycleMap</a>.</p>
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</div>
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<div id="tags">complex-geometry, closest-feature, igc, opencyclemap</div>
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<div id="api-links">Related API documentation: <ul class="inline"><li><a href="../apidoc/ol.Attribution.html" title="API documentation for ol.Attribution">ol.Attribution</a></li>,<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.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.format.IGC.html" title="API documentation for ol.format.IGC">ol.format.IGC</a></li>,<li><a href="../apidoc/ol.geom.LineString.html" title="API documentation for ol.geom.LineString">ol.geom.LineString</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.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.Fill.html" title="API documentation for ol.style.Fill">ol.style.Fill</a></li>,<li><a href="../apidoc/ol.style.Stroke.html" title="API documentation for ol.style.Stroke">ol.style.Stroke</a></li>,<li><a href="../apidoc/ol.style.Style.html" title="API documentation for ol.style.Style">ol.style.Style</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 colors = {
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'Clement Latour': 'rgba(0, 0, 255, 0.7)',
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'Damien de Baesnt': 'rgba(0, 215, 255, 0.7)',
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'Sylvain Dhonneur': 'rgba(0, 165, 255, 0.7)',
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'Tom Payne': 'rgba(0, 255, 255, 0.7)',
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'Ulrich Prinz': 'rgba(0, 215, 255, 0.7)'
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};
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var styleCache = {};
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var styleFunction = function(feature, resolution) {
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var color = colors[feature.get('PLT')];
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var styleArray = styleCache[color];
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if (!styleArray) {
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styleArray = [new ol.style.Style({
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stroke: new ol.style.Stroke({
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color: color,
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width: 3
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})
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})];
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styleCache[color] = styleArray;
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}
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return styleArray;
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};
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var vectorSource = new ol.source.Vector();
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var igcUrls = [
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'data/igc/Clement-Latour.igc',
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'data/igc/Damien-de-Baenst.igc',
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'data/igc/Sylvain-Dhonneur.igc',
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'data/igc/Tom-Payne.igc',
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'data/igc/Ulrich-Prinz.igc'
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];
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function get(url, callback) {
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var client = new XMLHttpRequest();
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client.open('GET', url);
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client.onload = function() {
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callback(client.responseText);
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};
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client.send();
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}
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var igcFormat = new ol.format.IGC();
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for (var i = 0; i < igcUrls.length; ++i) {
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get(igcUrls[i], function(data) {
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var features = igcFormat.readFeatures(data,
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{featureProjection: 'EPSG:3857'});
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vectorSource.addFeatures(features);
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});
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}
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var time = {
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start: Infinity,
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stop: -Infinity,
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duration: 0
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};
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vectorSource.on('addfeature', function(event) {
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var geometry = event.feature.getGeometry();
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time.start = Math.min(time.start, geometry.getFirstCoordinate()[2]);
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time.stop = Math.max(time.stop, geometry.getLastCoordinate()[2]);
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time.duration = time.stop - time.start;
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});
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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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attributions: [
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new ol.Attribution({
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html: 'All maps &copy; ' +
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'<a href="http://www.opencyclemap.org/">OpenCycleMap</a>'
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}),
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ol.source.OSM.ATTRIBUTION
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],
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url: 'http://{a-c}.tile.opencyclemap.org/cycle/{z}/{x}/{y}.png'
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})
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}),
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new ol.layer.Vector({
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source: vectorSource,
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style: styleFunction
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})
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],
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target: 'map',
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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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view: new ol.View({
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center: [703365.7089403362, 5714629.865071137],
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zoom: 9
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})
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});
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var point = null;
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var line = null;
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var displaySnap = function(coordinate) {
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var closestFeature = vectorSource.getClosestFeatureToCoordinate(coordinate);
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var info = document.getElementById('info');
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if (closestFeature === null) {
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point = null;
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line = null;
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info.innerHTML = '&nbsp;';
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} else {
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var geometry = closestFeature.getGeometry();
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var closestPoint = geometry.getClosestPoint(coordinate);
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if (point === null) {
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point = new ol.geom.Point(closestPoint);
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} else {
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point.setCoordinates(closestPoint);
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}
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var date = new Date(closestPoint[2] * 1000);
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info.innerHTML =
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closestFeature.get('PLT') + ' (' + date.toUTCString() + ')';
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var coordinates = [coordinate, [closestPoint[0], closestPoint[1]]];
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if (line === null) {
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line = new ol.geom.LineString(coordinates);
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} else {
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line.setCoordinates(coordinates);
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}
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}
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map.render();
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};
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map.on('pointermove', function(evt) {
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if (evt.dragging) {
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return;
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}
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var coordinate = map.getEventCoordinate(evt.originalEvent);
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displaySnap(coordinate);
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});
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map.on('click', function(evt) {
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displaySnap(evt.coordinate);
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});
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var imageStyle = new ol.style.Circle({
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radius: 5,
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fill: null,
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stroke: new ol.style.Stroke({
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color: 'rgba(255,0,0,0.9)',
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width: 1
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})
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});
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var strokeStyle = new ol.style.Stroke({
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color: 'rgba(255,0,0,0.9)',
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width: 1
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});
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map.on('postcompose', function(evt) {
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var vectorContext = evt.vectorContext;
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if (point !== null) {
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vectorContext.setImageStyle(imageStyle);
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vectorContext.drawPointGeometry(point);
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}
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if (line !== null) {
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vectorContext.setFillStrokeStyle(null, strokeStyle);
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vectorContext.drawLineStringGeometry(line);
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}
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});
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var featureOverlay = new ol.layer.Vector({
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source: new ol.source.Vector(),
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map: map,
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style: new ol.style.Style({
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image: new ol.style.Circle({
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radius: 5,
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fill: new ol.style.Fill({
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color: 'rgba(255,0,0,0.9)'
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}),
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stroke: null
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})
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})
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});
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document.getElementById('time').addEventListener('input', function() {
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var value = parseInt(this.value, 10) / 100;
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var m = time.start + (time.duration * value);
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vectorSource.forEachFeature(function(feature) {
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var geometry = /** @type {ol.geom.LineString} */ (feature.getGeometry());
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var coordinate = geometry.getCoordinateAtM(m, true);
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var highlight = feature.get('highlight');
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if (highlight === undefined) {
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highlight = new ol.Feature(new ol.geom.Point(coordinate));
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feature.set('highlight', highlight);
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featureOverlay.getSource().addFeature(highlight);
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} else {
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highlight.getGeometry().setCoordinates(coordinate);
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}
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});
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map.render();
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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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<input id="time" type="range" value="0" steps="1" />
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<div class="span4 offset4 pull-right">
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<div id="info" class="alert alert-success">
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&nbsp;
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</div>
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</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/v3.9.0/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>IGC 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/v3.9.0/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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<input id="time" type="range" value="0" steps="1" />
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<div class="span4 offset4 pull-right">
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<div id="info" class="alert alert-success">
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&nbsp;
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</div>
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</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 colors = {
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'Clement Latour': 'rgba(0, 0, 255, 0.7)',
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'Damien de Baesnt': 'rgba(0, 215, 255, 0.7)',
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'Sylvain Dhonneur': 'rgba(0, 165, 255, 0.7)',
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'Tom Payne': 'rgba(0, 255, 255, 0.7)',
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'Ulrich Prinz': 'rgba(0, 215, 255, 0.7)'
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};
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var styleCache = {};
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var styleFunction = function(feature, resolution) {
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var color = colors[feature.get('PLT')];
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var styleArray = styleCache[color];
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if (!styleArray) {
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styleArray = [new ol.style.Style({
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stroke: new ol.style.Stroke({
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color: color,
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width: 3
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})
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})];
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styleCache[color] = styleArray;
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}
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return styleArray;
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};
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var vectorSource = new ol.source.Vector();
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var igcUrls = [
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'data/igc/Clement-Latour.igc',
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'data/igc/Damien-de-Baenst.igc',
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'data/igc/Sylvain-Dhonneur.igc',
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'data/igc/Tom-Payne.igc',
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'data/igc/Ulrich-Prinz.igc'
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];
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function get(url, callback) {
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var client = new XMLHttpRequest();
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client.open('GET', url);
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client.onload = function() {
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callback(client.responseText);
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};
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client.send();
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}
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var igcFormat = new ol.format.IGC();
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for (var i = 0; i < igcUrls.length; ++i) {
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get(igcUrls[i], function(data) {
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var features = igcFormat.readFeatures(data,
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{featureProjection: 'EPSG:3857'});
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vectorSource.addFeatures(features);
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});
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}
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var time = {
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start: Infinity,
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stop: -Infinity,
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duration: 0
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};
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vectorSource.on('addfeature', function(event) {
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var geometry = event.feature.getGeometry();
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time.start = Math.min(time.start, geometry.getFirstCoordinate()[2]);
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time.stop = Math.max(time.stop, geometry.getLastCoordinate()[2]);
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time.duration = time.stop - time.start;
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});
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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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attributions: [
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new ol.Attribution({
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html: 'All maps &copy; ' +
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'<a href="http://www.opencyclemap.org/">OpenCycleMap</a>'
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}),
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ol.source.OSM.ATTRIBUTION
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],
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url: 'http://{a-c}.tile.opencyclemap.org/cycle/{z}/{x}/{y}.png'
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})
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}),
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new ol.layer.Vector({
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source: vectorSource,
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style: styleFunction
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})
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],
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target: 'map',
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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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view: new ol.View({
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center: [703365.7089403362, 5714629.865071137],
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zoom: 9
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})
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});
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var point = null;
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var line = null;
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var displaySnap = function(coordinate) {
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var closestFeature = vectorSource.getClosestFeatureToCoordinate(coordinate);
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var info = document.getElementById('info');
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if (closestFeature === null) {
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point = null;
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line = null;
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info.innerHTML = '&nbsp;';
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} else {
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var geometry = closestFeature.getGeometry();
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var closestPoint = geometry.getClosestPoint(coordinate);
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if (point === null) {
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point = new ol.geom.Point(closestPoint);
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} else {
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point.setCoordinates(closestPoint);
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}
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var date = new Date(closestPoint[2] * 1000);
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info.innerHTML =
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closestFeature.get('PLT') + ' (' + date.toUTCString() + ')';
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var coordinates = [coordinate, [closestPoint[0], closestPoint[1]]];
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if (line === null) {
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line = new ol.geom.LineString(coordinates);
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} else {
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line.setCoordinates(coordinates);
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}
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}
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map.render();
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};
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map.on('pointermove', function(evt) {
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if (evt.dragging) {
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return;
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}
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var coordinate = map.getEventCoordinate(evt.originalEvent);
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displaySnap(coordinate);
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});
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map.on('click', function(evt) {
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displaySnap(evt.coordinate);
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});
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var imageStyle = new ol.style.Circle({
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radius: 5,
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fill: null,
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stroke: new ol.style.Stroke({
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color: 'rgba(255,0,0,0.9)',
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width: 1
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})
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});
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var strokeStyle = new ol.style.Stroke({
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color: 'rgba(255,0,0,0.9)',
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width: 1
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});
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map.on('postcompose', function(evt) {
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var vectorContext = evt.vectorContext;
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if (point !== null) {
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vectorContext.setImageStyle(imageStyle);
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vectorContext.drawPointGeometry(point);
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}
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if (line !== null) {
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vectorContext.setFillStrokeStyle(null, strokeStyle);
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vectorContext.drawLineStringGeometry(line);
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}
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});
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var featureOverlay = new ol.layer.Vector({
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source: new ol.source.Vector(),
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map: map,
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style: new ol.style.Style({
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image: new ol.style.Circle({
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radius: 5,
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fill: new ol.style.Fill({
|
|
color: 'rgba(255,0,0,0.9)'
|
|
}),
|
|
stroke: null
|
|
})
|
|
})
|
|
});
|
|
|
|
document.getElementById('time').addEventListener('input', function() {
|
|
var value = parseInt(this.value, 10) / 100;
|
|
var m = time.start + (time.duration * value);
|
|
vectorSource.forEachFeature(function(feature) {
|
|
var geometry = /** @type {ol.geom.LineString} */ (feature.getGeometry());
|
|
var coordinate = geometry.getCoordinateAtM(m, true);
|
|
var highlight = feature.get('highlight');
|
|
if (highlight === undefined) {
|
|
highlight = new ol.Feature(new ol.geom.Point(coordinate));
|
|
feature.set('highlight', highlight);
|
|
featureOverlay.getSource().addFeature(highlight);
|
|
} else {
|
|
highlight.getGeometry().setCoordinates(coordinate);
|
|
}
|
|
});
|
|
map.render();
|
|
});
|
|
|
|
</script>
|
|
</body>
|
|
</html></code></pre>
|
|
</div>
|
|
</div>
|
|
|
|
<script src="https://code.jquery.com/jquery-1.11.2.min.js"></script>
|
|
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/js/bootstrap.min.js"></script>
|
|
<script src="./resources/common.js"></script>
|
|
<script src="./resources/prism/prism.min.js"></script>
|
|
<script src="loader.js?id=igc"></script>
|
|
|
|
</body>
|
|
</html>
|