]> dev.renevier.net Git - syp.git/blob - openlayers/examples/sundials-spherical-mercator.html
do not allow empty passwords
[syp.git] / openlayers / examples / sundials-spherical-mercator.html
1 <html xmlns="http://www.w3.org/1999/xhtml">
2   <head>
3     <title>OpenLayers: Sundials on a Spherical Mercator Map</title>
4     <script src='http://maps.google.com/maps?file=api&amp;v=2&amp;key=ABQIAAAAjpkAC9ePGem0lIq5XcMiuhR_wWLPFku8Ix9i2SXYRVK3e45q1BQUd_beF8dtzKET_EteAjPdGDwqpQ'></script>
5     <link rel="stylesheet" href="../theme/default/style.css" type="text/css" />
6     <link rel="stylesheet" href="style.css" type="text/css" />
7
8     <style type="text/css">
9         #map {
10             width: 100%;
11             height: 80%;
12             border: 1px solid black;
13         }
14         .olPopup p { margin:0px; font-size: .9em;}
15         .olPopup h2 { font-size:1.2em; }
16     </style>
17     <script src="../lib/OpenLayers.js"></script>
18     <script type="text/javascript">
19         var lon = 5;
20         var lat = 40;
21         var zoom = 5;
22         var map, select;
23
24         function init(){
25             var options = {
26                 projection: new OpenLayers.Projection("EPSG:900913"),
27                 displayProjection: new OpenLayers.Projection("EPSG:4326"),
28                 units: "m",
29                 maxResolution: 156543.0339,
30                 maxExtent: new OpenLayers.Bounds(-20037508.34, -20037508.34,
31                                                  20037508.34, 20037508.34)
32             };
33             map = new OpenLayers.Map('map', options);
34             var mapnik = new OpenLayers.Layer.TMS(
35                 "OpenStreetMap (Mapnik)",
36                 "http://tile.openstreetmap.org/",
37                 {
38                     type: 'png', getURL: osm_getTileURL,
39                     displayOutsideMaxExtent: true,
40                     attribution: '<a href="http://www.openstreetmap.org/">OpenStreetMap</a>'
41                 }
42             );
43             var gmap = new OpenLayers.Layer.Google("Google", {sphericalMercator:true});
44             var sundials = new OpenLayers.Layer.Vector("KML", {
45                 projection: map.displayProjection,
46                 strategies: [new OpenLayers.Strategy.Fixed()],
47                 protocol: new OpenLayers.Protocol.HTTP({
48                     url: "kml/sundials.kml",
49                     format: new OpenLayers.Format.KML({
50                         extractStyles: true,
51                         extractAttributes: true
52                     })
53                 })
54             });
55
56             map.addLayers([mapnik, gmap, sundials]);
57
58             select = new OpenLayers.Control.SelectFeature(sundials);
59             
60             sundials.events.on({
61                 "featureselected": onFeatureSelect,
62                 "featureunselected": onFeatureUnselect
63             });
64   
65             map.addControl(select);
66             select.activate();   
67
68             map.addControl(new OpenLayers.Control.LayerSwitcher());
69
70             map.zoomToExtent(
71                 new OpenLayers.Bounds(
72                     68.774414, 11.381836, 123.662109, 34.628906
73                 ).transform(map.displayProjection, map.projection)
74             );
75         }
76         function onPopupClose(evt) {
77             select.unselectAll();
78         }
79         function onFeatureSelect(event) {
80             var feature = event.feature;
81             var selectedFeature = feature;
82             var popup = new OpenLayers.Popup.FramedCloud("chicken", 
83                 feature.geometry.getBounds().getCenterLonLat(),
84                 new OpenLayers.Size(100,100),
85                 "<h2>"+feature.attributes.name + "</h2>" + feature.attributes.description,
86                 null, true, onPopupClose
87             );
88             feature.popup = popup;
89             map.addPopup(popup);
90         }
91         function onFeatureUnselect(event) {
92             var feature = event.feature;
93             if(feature.popup) {
94                 map.removePopup(feature.popup);
95                 feature.popup.destroy();
96                 delete feature.popup;
97             }
98         }
99         function osm_getTileURL(bounds) {
100             var res = this.map.getResolution();
101             var x = Math.round((bounds.left - this.maxExtent.left) / (res * this.tileSize.w));
102             var y = Math.round((this.maxExtent.top - bounds.top) / (res * this.tileSize.h));
103             var z = this.map.getZoom();
104             var limit = Math.pow(2, z);
105
106             if (y < 0 || y >= limit) {
107                 return OpenLayers.Util.getImagesLocation() + "404.png";
108             } else {
109                 x = ((x % limit) + limit) % limit;
110                 return this.url + z + "/" + x + "/" + y + "." + this.type;
111             }
112         }
113     </script>
114   </head>
115   <body onload="init()">
116       <h1 id="title">OSM + Google Maps + KML Reprojection</h1>
117
118       <div id="tags"></div>
119
120       <p id="shortdesc">
121           Demonstrates loading and displaying a KML file on top of OpenStreetMap (OSM) and Google Maps data. Loads data from a KML file of sundials.
122     </p>
123
124     <div id="map" class="smallmap"></div>
125
126     <div id="docs"></div>
127   </body>
128 </html>