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Add wmts-from-capabilities example

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it demonstrates how to create a wmts source by retrieving its configuration
from a wmts getCapabilities.
This commit is contained in:
Bruno Binet
2013-03-07 22:25:13 +01:00
parent 13d0b36a08
commit 14d5916e67
2 changed files with 119 additions and 0 deletions
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examples/wmts-from-capabilities.html
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<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="chrome=1">
<meta name="viewport" content="initial-scale=1.0, user-scalable=no, width=device-width">
<link rel="stylesheet" href="bootstrap/css/bootstrap.min.css" type="text/css">
<link rel="stylesheet" href="examples.css" type="text/css">
<link rel="stylesheet" href="bootstrap/css/bootstrap-responsive.min.css" type="text/css">
<title>WMTS from capabilities example</title>
</head>
<body>
<div class="navbar navbar-inverse navbar-fixed-top">
<div class="navbar-inner">
<div class="container">
<a class="brand" href="example-list.html">OpenLayers 3 Examples</a>
<ul class="nav pull-right">
<li><a href="https://github.com/openlayers/ol3"><i class="icon-github"></i></a></li>
<li><a href="https://twitter.com/openlayers"><i class="icon-twitter"></i></a></li>
</ul>
</div>
</div>
</div>
<div class="container-fluid">
<div class="row-fluid">
<div class="span12">
<div id="map" class="map"></div>
</div>
</div>
<div class="row-fluid">
<div class="span4">
<h4 id="title">WMTS from capabilities example</h4>
<p id="shortdesc">Example of a WMTS source built from a WMTS getCapabilities response.</p>
<div id="docs">
<p>See the <a href="wmts-from-capabilities.js" target="_blank">wmts-from-capabilities.js source</a> to see how this is done.</p>
</div>
<div id="tags">wmts</div>
</div>
</div>
</div>
<script src="http://cdnjs.cloudflare.com/ajax/libs/proj4js/1.1.0/proj4js-compressed.js" type="text/javascript"></script>
<script src="loader.js?id=wmts-from-capabilities" type="text/javascript"></script>
</body>
</html>
examples/wmts-from-capabilities.js
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goog.require('ol.Attribution');
goog.require('ol.Coordinate');
goog.require('ol.Extent');
goog.require('ol.Map');
goog.require('ol.RendererHint');
goog.require('ol.View2D');
goog.require('ol.layer.ImageLayer');
goog.require('ol.layer.TileLayer');
goog.require('ol.parser.ogc.WMTSCapabilities');
goog.require('ol.projection');
goog.require('ol.source.SingleImageWMS');
goog.require('ol.source.WMTS');
Proj4js['defs']['EPSG:21781'] =
'+proj=somerc +lat_0=46.95240555555556 +lon_0=7.439583333333333 ' +
'+k_0=1 +x_0=600000 +y_0=200000 +ellps=bessel ' +
'+towgs84=674.374,15.056,405.346,0,0,0,0 +units=m +no_defs';
var projection = ol.projection.configureProj4jsProjection({
code: 'EPSG:21781',
extent: new ol.Extent(485869.5728, 76443.1884, 837076.5648, 299941.7864)
});
var map, capabilities;
var parser = new ol.parser.ogc.WMTSCapabilities();
var xhr = new XMLHttpRequest();
xhr.open('GET', 'http://wmts.geo.admin.ch/1.0.0/WMTSCapabilities.xml', true);
/**
* onload handler for the XHR request.
*/
xhr.onload = function() {
if (xhr.status == 200) {
capabilities = parser.read(xhr.responseXML);
map = new ol.Map({
layers: [
new ol.layer.TileLayer({
source: ol.source.WMTS.createFromCapabilities(
capabilities, 'ch.swisstopo.pixelkarte-farbe', null)
}),
new ol.layer.ImageLayer({
source: new ol.source.SingleImageWMS({
url: 'http://wms.geo.admin.ch/',
attributions: [new ol.Attribution(
'&copy; <a href="' +
'http://www.geo.admin.ch/internet/geoportal/en/home.html">' +
'National parks / geo.admin.ch</a>')],
params: {
'LAYERS': 'ch.bafu.schutzgebiete-paerke_nationaler_bedeutung'
}
})
})
],
renderer: ol.RendererHint.CANVAS,
target: 'map',
view: new ol.View2D({
center: projection.getExtent().getCenter(),
projection: projection,
zoom: 1
})
});
}
};
xhr.send();