Add a getfeatureinfo-image example

2014-08-21 11:54:49 +02:00
parent 89686b783f
commit 2e29ae8bc5
2 changed files with 95 additions and 0 deletions
--- a/examples/getfeatureinfo-image.html
+++ b/examples/getfeatureinfo-image.html
@@ -0,0 +1,57 @@
+<!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="../css/ol.css" type="text/css">
+    <link rel="stylesheet" href="../css/ol.css" type="text/css">
+    <link rel="stylesheet" href="../resources/bootstrap/css/bootstrap.min.css" type="text/css">
+    <link rel="stylesheet" href="../resources/layout.css" type="text/css">
+    <link rel="stylesheet" href="../resources/bootstrap/css/bootstrap-responsive.min.css" type="text/css">
+    <title>GetFeatureInfo example (image layer)</title>
+  </head>
+  <body>
+
+    <div class="navbar navbar-inverse navbar-fixed-top">
+      <div class="navbar-inner">
+        <div class="container">
+          <a class="brand" href="./"><img src="../resources/logo.png"> OpenLayers 3 Examples</a>
+        </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">GetFeatureInfo example (image layer)</h4>
+          <p id="shortdesc">This example shows how to trigger WMS GetFeatureInfo requests on click for a WMS image layer.</p>
+          <div id="docs">
+            <p>See the <a href="getfeatureinfo-image.js" target="_blank">getfeatureinfo-image.js source</a> to see how this is done.</p>
+          </div>
+          <div id="tags">getfeatureinfo</div>
+        </div>
+        <div class="span4 offset4">
+          <div id="info" class="alert alert-success">
+            &nbsp;
+          </div>
+        </div>
+
+      </div>
+
+    </div>
+
+    <script src="jquery.min.js" type="text/javascript"></script>
+    <script src="../resources/example-behaviour.js" type="text/javascript"></script>
+    <script src="loader.js?id=getfeatureinfo-image" type="text/javascript"></script>
+
+  </body>
+</html>
--- a/examples/getfeatureinfo-image.js
+++ b/examples/getfeatureinfo-image.js
@@ -0,0 +1,38 @@
+goog.require('ol.Map');
+goog.require('ol.View');
+goog.require('ol.layer.Image');
+goog.require('ol.source.ImageWMS');
+
+
+var wmsSource = new ol.source.ImageWMS({
+  url: 'http://demo.opengeo.org/geoserver/wms',
+  params: {'LAYERS': 'ne:ne'},
+  serverType: 'geoserver'
+});
+
+var wmsLayer = new ol.layer.Image({
+  source: wmsSource
+});
+
+var view = new ol.View({
+  center: [0, 0],
+  zoom: 1
+});
+
+var map = new ol.Map({
+  layers: [wmsLayer],
+  target: 'map',
+  view: view
+});
+
+map.on('singleclick', function(evt) {
+  document.getElementById('info').innerHTML = '';
+  var viewResolution = /** @type {number} */ (view.getResolution());
+  var url = wmsSource.getGetFeatureInfoUrl(
+      evt.coordinate, viewResolution, 'EPSG:3857',
+      {'INFO_FORMAT': 'text/html'});
+  if (url) {
+    document.getElementById('info').innerHTML =
+        '<iframe seamless src="' + url + '"></iframe>';
+  }
+});