276 lines
9.6 KiB
HTML
276 lines
9.6 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>Image vector layer 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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<div class="span4 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">Image vector layer example</h4>
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<p id="shortdesc">Example of an image vector layer.</p>
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<div id="docs"><p>This example uses a <code>ol.source.ImageVector</code> source. That source gets vector features from the <code>ol.source.Vector</code> it's configured with, and draw these features to an HTML5 canvas element that is then used as the image of an image layer.</p>
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</div>
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<div id="tags">vector, image</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.GeoJSON.html" title="API documentation for ol.format.GeoJSON">ol.format.GeoJSON</a></li>,<li><a href="../apidoc/ol.layer.Image.html" title="API documentation for ol.layer.Image">ol.layer.Image</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.ImageVector.html" title="API documentation for ol.source.ImageVector">ol.source.ImageVector</a></li>,<li><a href="../apidoc/ol.source.MapQuest.html" title="API documentation for ol.source.MapQuest">ol.source.MapQuest</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.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 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.MapQuest({layer: 'sat'})
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}),
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new ol.layer.Image({
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source: new ol.source.ImageVector({
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source: new ol.source.Vector({
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url: 'data/geojson/countries.geojson',
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format: new ol.format.GeoJSON()
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}),
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style: new ol.style.Style({
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fill: new ol.style.Fill({
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color: 'rgba(255, 255, 255, 0.6)'
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}),
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stroke: new ol.style.Stroke({
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color: '#319FD3',
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width: 1
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})
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})
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})
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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 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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stroke: new ol.style.Stroke({
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color: '#f00',
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width: 1
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}),
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fill: new ol.style.Fill({
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color: 'rgba(255,0,0,0.1)'
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})
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})
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});
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var highlight;
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var displayFeatureInfo = function(pixel) {
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var feature = map.forEachFeatureAtPixel(pixel, function(feature, layer) {
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return feature;
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});
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var info = document.getElementById('info');
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if (feature) {
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info.innerHTML = feature.getId() + ': ' + feature.get('name');
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} else {
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info.innerHTML = '&nbsp;';
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}
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if (feature !== highlight) {
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if (highlight) {
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featureOverlay.getSource().removeFeature(highlight);
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}
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if (feature) {
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featureOverlay.getSource().addFeature(feature);
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}
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highlight = feature;
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}
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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 pixel = map.getEventPixel(evt.originalEvent);
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displayFeatureInfo(pixel);
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});
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map.on('click', function(evt) {
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displayFeatureInfo(evt.pixel);
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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 class="span4 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>Image vector layer 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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<div class="span4 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 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.MapQuest({layer: 'sat'})
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}),
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new ol.layer.Image({
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source: new ol.source.ImageVector({
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source: new ol.source.Vector({
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url: 'data/geojson/countries.geojson',
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format: new ol.format.GeoJSON()
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}),
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style: new ol.style.Style({
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fill: new ol.style.Fill({
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color: 'rgba(255, 255, 255, 0.6)'
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}),
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stroke: new ol.style.Stroke({
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color: '#319FD3',
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width: 1
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})
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})
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})
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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 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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stroke: new ol.style.Stroke({
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color: '#f00',
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width: 1
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}),
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fill: new ol.style.Fill({
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color: 'rgba(255,0,0,0.1)'
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})
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})
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});
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var highlight;
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var displayFeatureInfo = function(pixel) {
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var feature = map.forEachFeatureAtPixel(pixel, function(feature, layer) {
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return feature;
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});
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var info = document.getElementById('info');
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if (feature) {
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info.innerHTML = feature.getId() + ': ' + feature.get('name');
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} else {
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info.innerHTML = '&nbsp;';
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}
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if (feature !== highlight) {
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if (highlight) {
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featureOverlay.getSource().removeFeature(highlight);
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}
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if (feature) {
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featureOverlay.getSource().addFeature(feature);
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}
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highlight = feature;
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}
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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 pixel = map.getEventPixel(evt.originalEvent);
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displayFeatureInfo(pixel);
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});
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map.on('click', function(evt) {
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displayFeatureInfo(evt.pixel);
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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=image-vector-layer"></script>
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</body>
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</html>
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