d51ea434ca
git-svn-id: http://svn.openlayers.org/trunk/openlayers@9252 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf
129 lines
4.8 KiB
HTML
129 lines
4.8 KiB
HTML
<html xmlns="http://www.w3.org/1999/xhtml">
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<head>
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<title>OpenLayers: Sundials on a Spherical Mercator Map</title>
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<script src='http://maps.google.com/maps?file=api&v=2&key=ABQIAAAAjpkAC9ePGem0lIq5XcMiuhR_wWLPFku8Ix9i2SXYRVK3e45q1BQUd_beF8dtzKET_EteAjPdGDwqpQ'></script>
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<link rel="stylesheet" href="../theme/default/style.css" type="text/css" />
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<link rel="stylesheet" href="style.css" type="text/css" />
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<style type="text/css">
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#map {
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width: 100%;
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height: 80%;
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border: 1px solid black;
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}
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.olPopup p { margin:0px; font-size: .9em;}
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.olPopup h2 { font-size:1.2em; }
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</style>
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<script src="../lib/OpenLayers.js"></script>
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<script type="text/javascript">
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var lon = 5;
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var lat = 40;
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var zoom = 5;
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var map, select;
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function init(){
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var options = {
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projection: new OpenLayers.Projection("EPSG:900913"),
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displayProjection: new OpenLayers.Projection("EPSG:4326"),
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units: "m",
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maxResolution: 156543.0339,
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maxExtent: new OpenLayers.Bounds(-20037508.34, -20037508.34,
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20037508.34, 20037508.34)
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};
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map = new OpenLayers.Map('map', options);
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var mapnik = new OpenLayers.Layer.TMS(
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"OpenStreetMap (Mapnik)",
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"http://tile.openstreetmap.org/",
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{
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type: 'png', getURL: osm_getTileURL,
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displayOutsideMaxExtent: true,
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attribution: '<a href="http://www.openstreetmap.org/">OpenStreetMap</a>'
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}
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);
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var gmap = new OpenLayers.Layer.Google("Google", {sphericalMercator:true});
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var sundials = new OpenLayers.Layer.Vector("KML", {
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projection: map.displayProjection,
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strategies: [new OpenLayers.Strategy.Fixed()],
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protocol: new OpenLayers.Protocol.HTTP({
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url: "kml/sundials.kml",
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format: new OpenLayers.Format.KML({
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extractStyles: true,
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extractAttributes: true
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})
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})
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});
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map.addLayers([mapnik, gmap, sundials]);
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select = new OpenLayers.Control.SelectFeature(sundials);
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sundials.events.on({
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"featureselected": onFeatureSelect,
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"featureunselected": onFeatureUnselect
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});
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map.addControl(select);
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select.activate();
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map.addControl(new OpenLayers.Control.LayerSwitcher());
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map.zoomToExtent(
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new OpenLayers.Bounds(
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68.774414, 11.381836, 123.662109, 34.628906
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).transform(map.displayProjection, map.projection)
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);
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}
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function onPopupClose(evt) {
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select.unselectAll();
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}
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function onFeatureSelect(event) {
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var feature = event.feature;
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var selectedFeature = feature;
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var popup = new OpenLayers.Popup.FramedCloud("chicken",
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feature.geometry.getBounds().getCenterLonLat(),
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new OpenLayers.Size(100,100),
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"<h2>"+feature.attributes.name + "</h2>" + feature.attributes.description,
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null, true, onPopupClose
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);
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feature.popup = popup;
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map.addPopup(popup);
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}
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function onFeatureUnselect(event) {
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var feature = event.feature;
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if(feature.popup) {
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map.removePopup(feature.popup);
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feature.popup.destroy();
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delete feature.popup;
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}
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}
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function osm_getTileURL(bounds) {
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var res = this.map.getResolution();
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var x = Math.round((bounds.left - this.maxExtent.left) / (res * this.tileSize.w));
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var y = Math.round((this.maxExtent.top - bounds.top) / (res * this.tileSize.h));
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var z = this.map.getZoom();
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var limit = Math.pow(2, z);
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if (y < 0 || y >= limit) {
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return OpenLayers.Util.getImagesLocation() + "404.png";
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} else {
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x = ((x % limit) + limit) % limit;
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return this.url + z + "/" + x + "/" + y + "." + this.type;
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}
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}
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</script>
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</head>
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<body onload="init()">
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<h1 id="title">OSM + Google Maps + KML Reprojection</h1>
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<div id="tags"></div>
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<p id="shortdesc">
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Demonstrates loading and displaying a KML file on top of OpenStreetMap (OSM) and Google Maps data. Loads data from a KML file of sundials.
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</p>
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<div id="map" class="smallmap"></div>
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<div id="docs"></div>
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</body>
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</html>
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