georss-serialize.html
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<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<style type="text/css">
#map {
width: 45%;
height: 350px;
border: 1px solid gray;
}
</style>
<script src="../lib/OpenLayers.js"></script>
<script type="text/javascript">
<!--
var map, drawControl, g;
function serialize(feature) {
feature.attributes = {};
var name = prompt("Title for feature?");
feature.attributes['title'] = name;
s = new XMLSerializer();
var data = g.write(feature.layer.features);
$("gml").value = s.serializeToString(data);
}
function init(){
g = new OpenLayers.Format.GeoRSS();
map = new OpenLayers.Map('map');
var wmsLayer = new OpenLayers.Layer.WMS( "OpenLayers WMS",
"http://labs.metacarta.com/wms/vmap0?", {layers: 'basic'});
var pointLayer = new OpenLayers.Layer.Vector("Point Layer");
pointLayer.onFeatureInsert = serialize;
map.addLayers([wmsLayer, pointLayer]);
map.addControl(new OpenLayers.Control.EditingToolbar(pointLayer));
map.addControl(new OpenLayers.Control.MousePosition());
map.setCenter(new OpenLayers.LonLat(0, 0), 3);
}
// -->
</script>
</head>
<body onload="init()">
<h1>OpenLayers Draw Point Example</h1>
<div style="float:right;width:50%">
<textarea id="gml" style="width:100%" rows="30"></textarea>
</div>
<div id="map"></div>
</body>
</html>