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<!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: Sketch handlers crossing the dateline</title>
<link rel="stylesheet" href="../../theme/default/style.css" type="text/css">
<link rel="stylesheet" href="../../examples/style.css" type="text/css">
<style type="text/css">
#map {
height: 512px;
}
</style>
<script src="../../lib/OpenLayers.js"></script>
</head>
<body>
<h1 id="title">OpenLayers sketch handlers crossing the dateline example</h1>
<div id="tags">
international date line, dateline, sketch
</div>
<p id="shortdesc">
Start digitizing a polygon or line
on one side of the international dateline, and then cross the dateline
whilst digitizing. The feature should behave like digitizing on any
other location.
</p>
<div id="map" class="smallmap"></div>
<div id="docs">
</div>
<script type="text/javascript">
var map = new OpenLayers.Map('map');
var base = new OpenLayers.Layer.WMS("marble",
"http://demo.opengeo.org/geoserver/wms",
{layers: "topp:naturalearth"},
{wrapDateLine: true}
);
// allow testing of specific renderers via "?renderer=Canvas", etc
var renderer = OpenLayers.Util.getParameters(window.location.href).renderer;
renderer = (renderer) ? [renderer] : OpenLayers.Layer.Vector.prototype.renderers;
var vector = new OpenLayers.Layer.Vector("Editable Vectors", {renderers: renderer});
map.addLayers([base, vector]);
var wkt = new OpenLayers.Format.WKT();
var f = wkt.read("POLYGON((210.8828125 39.7265625,151.8203125 36.2109375,152.171875 -9.4921875,219.3203125 -10.546875,210.8828125 39.7265625))");
var f2 = new OpenLayers.Feature.Vector(new OpenLayers.Geometry.Point(-190, 0));
vector.addFeatures([f, f2]);
map.addControl(new OpenLayers.Control.EditingToolbar(vector));
map.setCenter(new OpenLayers.LonLat(-179, 0), 2);
</script>
</body>
</html>
|
