289 lines
10 KiB
HTML
289 lines
10 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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<link rel="stylesheet" href="polygon-styles.css">
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<link rel="stylesheet" href="polygon-styles.css">
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<script src="./resources/zeroclipboard/ZeroClipboard.min.js"></script>
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<title>Custom styles for polygons</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>
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<div class="row-fluid">
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<div class="span12">
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<h4 id="title">Custom styles for polygons</h4>
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<p id="shortdesc">Showing the vertices of a polygon with a custom style geometry.</p>
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<div id="docs"><p>In this example two different styles are created for the polygons:</p>
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<ul>
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<li>The first style is for the polygons themselves.</li>
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<li>The second style is to draw the vertices of the polygons.</li>
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</ul>
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</div>
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<div id="tags">polygon, vector, style, GeometryFunction</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.geom.MultiPoint.html" title="API documentation for ol.geom.MultiPoint">ol.geom.MultiPoint</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.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 styles = [
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/* We are using two different styles for the polygons:
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* - The first style is for the polygons themselves.
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* - The second style is to draw the vertices of the polygons.
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* In a custom `geometry` function the vertices of a polygon are
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* returned as `MultiPoint` geometry, which will be used to render
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* the style.
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*/
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new ol.style.Style({
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stroke: new ol.style.Stroke({
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color: 'blue',
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width: 3
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}),
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fill: new ol.style.Fill({
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color: 'rgba(0, 0, 255, 0.1)'
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})
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}),
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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: 'orange'
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})
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}),
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geometry: function(feature) {
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// return the coordinates of the first ring of the polygon
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var coordinates = feature.getGeometry().getCoordinates()[0];
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return new ol.geom.MultiPoint(coordinates);
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}
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})
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];
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var geojsonObject = {
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'type': 'FeatureCollection',
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'crs': {
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'type': 'name',
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'properties': {
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'name': 'EPSG:3857'
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}
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},
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'features': [
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{
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'type': 'Feature',
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'geometry': {
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'type': 'Polygon',
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'coordinates': [[[-5e6, 6e6], [-5e6, 8e6], [-3e6, 8e6],
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[-3e6, 6e6], [-5e6, 6e6]]]
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}
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},
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{
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'type': 'Feature',
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'geometry': {
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'type': 'Polygon',
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'coordinates': [[[-2e6, 6e6], [-2e6, 8e6], [0, 8e6],
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[0, 6e6], [-2e6, 6e6]]]
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}
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},
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{
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'type': 'Feature',
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'geometry': {
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'type': 'Polygon',
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'coordinates': [[[1e6, 6e6], [1e6, 8e6], [3e6, 8e6],
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[3e6, 6e6], [1e6, 6e6]]]
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}
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},
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{
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'type': 'Feature',
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'geometry': {
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'type': 'Polygon',
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'coordinates': [[[-2e6, -1e6], [-1e6, 1e6],
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[0, -1e6], [-2e6, -1e6]]]
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}
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}
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]
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};
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var source = new ol.source.Vector({
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features: (new ol.format.GeoJSON()).readFeatures(geojsonObject)
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});
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var layer = new ol.layer.Vector({
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source: source,
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style: styles
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});
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var map = new ol.Map({
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layers: [layer],
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target: 'map',
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view: new ol.View({
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center: [0, 1000000],
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zoom: 2
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})
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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>
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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>Custom styles for polygons</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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<link rel="stylesheet" href="polygon-styles.css">
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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>
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</div>
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<script>
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var styles = [
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/* We are using two different styles for the polygons:
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* - The first style is for the polygons themselves.
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* - The second style is to draw the vertices of the polygons.
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* In a custom `geometry` function the vertices of a polygon are
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* returned as `MultiPoint` geometry, which will be used to render
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* the style.
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*/
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new ol.style.Style({
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stroke: new ol.style.Stroke({
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color: 'blue',
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width: 3
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}),
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fill: new ol.style.Fill({
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color: 'rgba(0, 0, 255, 0.1)'
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})
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}),
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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: 'orange'
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})
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}),
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geometry: function(feature) {
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// return the coordinates of the first ring of the polygon
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var coordinates = feature.getGeometry().getCoordinates()[0];
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return new ol.geom.MultiPoint(coordinates);
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}
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})
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];
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var geojsonObject = {
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'type': 'FeatureCollection',
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'crs': {
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'type': 'name',
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'properties': {
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'name': 'EPSG:3857'
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}
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},
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'features': [
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{
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'type': 'Feature',
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'geometry': {
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'type': 'Polygon',
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'coordinates': [[[-5e6, 6e6], [-5e6, 8e6], [-3e6, 8e6],
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[-3e6, 6e6], [-5e6, 6e6]]]
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}
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},
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{
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'type': 'Feature',
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'geometry': {
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'type': 'Polygon',
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'coordinates': [[[-2e6, 6e6], [-2e6, 8e6], [0, 8e6],
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[0, 6e6], [-2e6, 6e6]]]
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}
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},
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{
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'type': 'Feature',
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'geometry': {
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'type': 'Polygon',
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'coordinates': [[[1e6, 6e6], [1e6, 8e6], [3e6, 8e6],
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[3e6, 6e6], [1e6, 6e6]]]
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}
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},
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{
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'type': 'Feature',
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'geometry': {
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'type': 'Polygon',
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'coordinates': [[[-2e6, -1e6], [-1e6, 1e6],
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[0, -1e6], [-2e6, -1e6]]]
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}
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}
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]
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};
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var source = new ol.source.Vector({
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features: (new ol.format.GeoJSON()).readFeatures(geojsonObject)
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});
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var layer = new ol.layer.Vector({
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source: source,
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style: styles
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});
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var map = new ol.Map({
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layers: [layer],
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target: 'map',
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view: new ol.View({
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center: [0, 1000000],
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zoom: 2
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})
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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=polygon-styles"></script>
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</body>
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</html>
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