89 lines
2.7 KiB
HTML
89 lines
2.7 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<meta name="viewport" content="initial-scale=1.0, user-scalable=no" />
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<style type="text/css">
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html { height: 100% }
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body { height: 100%; margin: 0; padding: 0 }
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#map_canvas { height: 100% }
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</style>
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<script src="//ajax.googleapis.com/ajax/libs/jquery/1.8.3/jquery.min.js">
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</script>
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<script type="text/javascript"
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src="https://maps.googleapis.com/maps/api/js?sensor=true">
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</script>
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<script type="text/javascript">
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Map=null;
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CenterLat=50.0;
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CenterLon=9.0;
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Planes={};
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function getIconForPlane(plane) {
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return {
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strokeWeight: 2,
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path: google.maps.SymbolPath.FORWARD_CLOSED_ARROW,
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scale: 5,
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fillColor: 'yellow',
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fillOpacity: 0.8,
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rotation: plane.track
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};
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}
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function fetchData() {
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$.getJSON('/data.json', function(data) {
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var stillhere = {}
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for (var j=0; j < data.length; j++) {
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var plane = data[j];
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stillhere[plane.hex] = true;
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if (Planes[plane.hex]) {
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var myplane = Planes[plane.hex];
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var marker = myplane.marker;
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var icon = marker.getIcon();
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var newpos = new google.maps.LatLng(plane.lat, plane.lon);
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marker.setPosition(newpos);
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marker.setIcon(getIconForPlane(plane));
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} else {
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var marker = new google.maps.Marker({
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position: new google.maps.LatLng(plane.lat, plane.lon),
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map: Map,
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title: plane.hex,
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icon: getIconForPlane(plane)
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});
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plane.marker = marker;
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Planes[plane.hex] = plane;
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}
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}
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/* Remove idle planes. */
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for (var p in Planes) {
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if (!stillhere[p]) {
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Planes[p].marker.setMap(null);
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delete Planes[p];
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}
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}
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});
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}
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function initialize() {
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var mapOptions = {
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center: new google.maps.LatLng(CenterLat, CenterLon),
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zoom: 8,
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mapTypeId: google.maps.MapTypeId.ROADMAP
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};
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Map = new google.maps.Map(document.getElementById("map_canvas"), mapOptions);
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/* Setup our timer to poll from the server. */
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window.setInterval(function() {
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fetchData();
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}, 1000);
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}
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</script>
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</head>
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<body onload="initialize()">
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<div id="map_canvas" style="width:100%; height:100%"></div>
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</body>
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</html>
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