Simple example with an OSM map, a marker and a popup.

2012-06-25 17:18:32 +02:00
parent 0e78d40da2
commit 293d173079
2 changed files with 71 additions and 0 deletions
--- a/examples/osm-marker-popup.html
+++ b/examples/osm-marker-popup.html
@@ -0,0 +1,32 @@
+<!DOCTYPE html>
+<html>
+    <head>
+    <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0">
+    <meta name="apple-mobile-web-app-capable" content="yes">
+        <title>OpenLayers OSM and Google Example</title>
+        <link rel="stylesheet" href="../theme/default/style.css" type="text/css">
+        <link rel="stylesheet" href="style.css" type="text/css">
+        <script src="../lib/OpenLayers.js"></script>
+        <script src="osm-marker-popup.js"></script>
+    </head>
+    <body onload="init()">
+        <h1 id="title">OSM with Marker and Popup</h1>
+        <p id="shortdesc">
+            Demonstrate use of an OSM layer with a marker and a popup.
+        </p>
+        <div id="tags">
+            openstreetmap osm marker popup
+        </div>
+        <div id="map" class="smallmap"></div>
+        <div id="docs">
+            <p>
+                A common use case for OpenLayers is to display a marker at a
+                location on the map, and add some information in a popup. It
+                is also easy to add a tooltip with a short description.
+                See the <a href="osm-marker-popup.js" target="_blank">
+                osm-marker-popup.js source</a> to see how this is done.
+            </p>
+        </div>
+    </body>
+</html>
--- a/examples/osm-marker-popup.js
+++ b/examples/osm-marker-popup.js
@@ -0,0 +1,39 @@
+var map;
+function init() {
+    
+    // The overlay layer for our marker, with a simple diamond as symbol
+    var overlay = new OpenLayers.Layer.Vector('Overlay', {
+        styleMap: new OpenLayers.StyleMap({
+            externalGraphic: '../img/marker.png',
+            graphicWidth: 20, graphicHeight: 24, graphicYOffset: -24,
+            title: '${tooltip}'
+        })
+    });
+
+    // The location of our marker and popup. We usually think in geographic
+    // coordinates ('EPSG:4326'), but the map is projected ('EPSG:3857').
+    var myLocation = new OpenLayers.Geometry.Point(10.2, 48.9)
+        .transform('EPSG:4326', 'EPSG:3857');
+
+    // We add the marker with a tooltip text to the overlay
+    overlay.addFeatures([
+        new OpenLayers.Feature.Vector(myLocation, {tooltip: 'OpenLayers'})
+    ]);
+
+    // A popup with some information about our location
+    var popup = new OpenLayers.Popup.FramedCloud("Popup", 
+        myLocation.getBounds().getCenterLonLat(), null,
+        '<a target="_blank" href="http://openlayers.org/">We</a> ' +
+        'could be here.<br>Or elsewhere.', null,
+        true // <-- true if we want a close (X) button, false otherwise
+    );
+
+    // Finally we create the map
+    map = new OpenLayers.Map({
+        div: "map", projection: "EPSG:3857",
+        layers: [new OpenLayers.Layer.OSM(), overlay],
+        center: myLocation.getBounds().getCenterLonLat(), zoom: 15
+    });
+    // and add the popup to it.
+    map.addPopup(popup);
+}