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path: root/test/uscxml/applications/spoken-map-ticker.xhtml
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<html xmlns="http://www.w3.org/1999/xhtml">
	<head>
		<!-- space in between script is required as <script/> is not valid HTML to most browsers -->
		<script type="text/javascript" src="http://code.jquery.com/jquery-2.0.3.js"> </script>
		<script type="text/javascript" src="http://www.openlayers.org/api/OpenLayers.js"> </script>
		<script type="text/javascript" src="http://epikur.local/~sradomski/CometSession.js"> </script>
		<script type="text/javascript" src="https://raw.github.com/jchavannes/jquery-timer/master/jquery.timer.js"> </script>
		
		<style type="text/css">
			html, body, #map {
				width: 100%;
				height: 100%;
				margin: 0;
			}
			.olPopup {
				border-radius: 8px;
			}
			div.olControlOverviewMapElement {
				background-color: #666;
			}
			div.olMap {
				width: 180px;
				height: 120px;
				margin: 0;
			}
			div.timeRuler {
				font-family:Courier,Arial,Helvetica,sans-serif;
				font-size: 1.2em;
				font-weight: bold;
				background-color: #eee;
			}
			div#message {
				overflow: auto;
				height: 100%;
				font-family:Courier,Arial,Helvetica,sans-serif;
				font-size: 0.6em;
			}

			div#message p {
				padding: 0px;
				margin: 4px 2px;
			}

		</style>
	  
		<!-- script type="text/javascript" src="http://localhost/~sradomski/CometSession.js"></script -->
		<script type="text/javascript">
//<![CDATA[
		$(document).ready(function() {
			var scxml = new CometSession({
				server: document.URL,
				onEvent: function(response, message) {
					if (message) {
						console.log(message);
						
						if (!markers[message.id]) {
							addMarker(message);
						} else {
							for (i = 0; i < map.popups.length; i++) {
								if (map.popups[i].feature.id === message.id) {
									map.popups[i].setContentHTML("<h3>" + message.id + "</h3>" + message.html);
								}
							}
							markers[message.id].marker.opacity = 1.0;
							markers[message.id].marker.setOpacity(1.0);
							
							markers[message.id].marker.timer.play();
							markers[message.id].feature.popupContentHTML = "<h3>" + message.id + "</h3>" + message.html;
						}
						
						if (message.message && message.message.length > 0) {
							var messageDiv = $("#message")[0];
							if (message.timeStamp > lastUpdateTime + 3000) {
								var timeRuler = document.createElement("div");
								timeRuler.setAttribute("class", "timeRuler");
								timeRuler.innerHTML = message.time; // + messageDiv.innerHTML;
								messageDiv.appendChild(timeRuler);
								lastUpdateTime = message.timeStamp;
							}

							console.log(message.timeStamp);
							console.log(lastUpdateTime);

							var messagePara = document.createElement("p");
							if (message.severity > 7) {
								messagePara.setAttribute("style", "color:red; font-weight:bold;");
							}
							messagePara.innerHTML += message.message; // + messageDiv.innerHTML;

							messageDiv.appendChild(messagePara);
							messagePara.addEventListener("mousedown", function() {
								var marker = markers[message.id].marker;
								marker.events.triggerEvent("mousedown");
							});
							messagePara.addEventListener("mouseover", function() {
								messagePara.style.backgroundColor = "#eee";
							});
							messagePara.addEventListener("mouseout", function() {
								messagePara.style.backgroundColor = "#fff";
							});

							if (!stopScrolling) {
								messageDiv.scrollTop = messageDiv.scrollHeight;
							}
						}
					}
				}
			});
			
			// var map = new OpenLayers.Map("demoMap");
			// map.addLayer(new OpenLayers.Layer.OSM());
			// map.zoomToMaxExtent();
			
			var markers = {};
			var lastUpdateTime = 0;
			var stopScrolling = false;

			var fromProjection = new OpenLayers.Projection("EPSG:4326");   // Transform from WGS 1984
			var toProjection   = new OpenLayers.Projection("EPSG:900913"); // to Spherical Mercator Projection

			function onMoveEvent() {
				var position = map.getCenter().transform(toProjection, fromProjection);
				if (Math.random() > 0.7) { // do not publish every move event
					scxml.send('map.center', { 
						'zoom': map.getZoom(), 
						'lon': position.lon, 
						'lat': position.lat });
				}
			}
			
			function onMoveEndEvent() {
				var position = map.getCenter().transform(toProjection, fromProjection);
				scxml.send('map.center', { 
					'zoom': map.getZoom(), 
					'lon': position.lon, 
					'lat': position.lat });
			}
			
			function addMarker(message) {
				var feature = new OpenLayers.Feature(
					markerLayer, 
					new OpenLayers.LonLat(message.lon, message.lat).transform(fromProjection, toProjection));
				feature.closeBox = true;
				feature.popupClass =  OpenLayers.Class(OpenLayers.Popup.Anchored, {
					'autoSize': true,
//					'maxSize': new OpenLayers.Size(300,200)
				});
        feature.data.popupContentHTML = "<h3>" + message.id + "</h3>" + message.html;
        feature.data.overflow = "auto";
        feature.data.id = message.id;
				var marker = feature.createMarker();

				marker.timer = $.timer(function() {
					if (marker.opacity > 0.5) {
						marker.opacity -= 0.02;
						marker.setOpacity(marker.opacity);
					} else {
						marker.timer.stop();
					}
				}, 100);
				
				marker.opacity = 1.0;
				marker.setOpacity(marker.opacity);
				marker.timer.play();

				markerClick = function(evt) {
					if (this.popup == null) {
						this.popup = this.createPopup(this.closeBox);
						map.addPopup(this.popup);
						this.popup.show();
					} else {
						this.popup.toggle();
					}
					currentPopup = this.popup;
					OpenLayers.Event.stop(evt);
				};
				
				marker.events.register("mousedown", feature, markerClick);
				markers[message.id] = {
					'marker': marker,
					'feature': feature
				};
				markerLayer.addMarker(marker);
			}
			// see also: http://php-baustelle.de/openlayers/step-by-step/
			var map = new OpenLayers.Map('map', {
				eventListeners: {
					"move": onMoveEvent,
					"moveend": onMoveEndEvent,
				}
			});
			
			var mapnik         = new OpenLayers.Layer.OSM();
			var markerLayer    = new OpenLayers.Layer.Markers("Markers");
//			var attribution    = new OpenLayers.Layer.Vector("Attribution", {attribution:"for Smart Vortex"});

			map.addLayer(mapnik);
//			map.addLayer(attribution);
			map.addLayer(markerLayer); // has to be the last layer to receive events!

			map.addControl(new OpenLayers.Control.LayerSwitcher());            
			// see also http://dev.openlayers.org/releases/OpenLayers-2.12/examples/mousewheel-interval.html
			map.addControl(new OpenLayers.Control.Navigation(
				{dragPanOptions: {enableKinetic: true}}
			));

			var overview = new OpenLayers.Control.OverviewMap({
				maximized: true,
				minRatio: 200,
				maxRatio: 300,
			});            
			map.addControl(overview);

			// stockholm
			var position       = new OpenLayers.LonLat(18.08,59.32).transform(fromProjection, toProjection);
//			var position       = new OpenLayers.LonLat(0,0).transform(fromProjection, toProjection);
			var zoom           = 11; 
			map.setCenter(position, zoom);

			// var message = {
			// 	'id': "12",
			// 	'lat': 59.454441065280534,
			// 	'lon': 18.062356332194543,
			// 	'html': '<p>asdf</p>'
			// };

//			addMarker(message);
		});
//]]>
		</script>
	</head>
	<body>
		<table width="100%" height="100%">
			<tr>
				<td width="20%" height="100%"><div id="message" onmouseover="stopScrolling = true" onmouseout="stopScrolling = false"></div></td>
				<td width="80%" height="100%"><div id="map"></div></td>
			</tr>
		</table>
	</body>
</html>