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temporal-renderers.html
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<!doctype html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="initial-scale=1, maximum-scale=1,user-scalable=no"/>
<title>StreamLayer-Temporal Renderer</title>
<link rel="stylesheet" href="https://js.arcgis.com/3.16/esri/css/esri.css">
<style type="text/css">
html, body {
height: 100%; width: 100%;
margin: 0; padding: 0;
overflow: hidden;
}
.connected {
background-color: #008000;
}
.disconnected {
background-color: #800010;
}
#mapDiv {
width: 100%;
height: 80%;
}
#txtWsUrl {
width: 700px;
color: #ffffff;
}
</style>
<script src="https://js.arcgis.com/3.16/"></script>
</head>
<body>
<div id="mapDiv"></div>
<div>
<input type="text" id="txtWsUrl" class="disconnected" /><br>
<input type="button" id="cmdToggleStream" value="Start Stream" />
</div>
</body>
<script>
require([
"esri/InfoTemplate",
"esri/map",
"esri/layers/StreamLayer",
"esri/symbols/SimpleFillSymbol",
"esri/symbols/SimpleLineSymbol",
"esri/symbols/SimpleMarkerSymbol",
"esri/renderers/SimpleRenderer",
"esri/renderers/TemporalRenderer",
"dojo/_base/Color",
"dojo/on",
"dojo/dom",
"dojo/dom-class",
"dojo/domReady!"
], function(InfoTemplate,
Map, StreamLayer,
SimpleFillSymbol, SimpleLineSymbol, SimpleMarkerSymbol,
SimpleRenderer, TemporalRenderer,
Color,
on, dom, domClass){
var url = "http://ec2-75-101-155-202.compute-1.amazonaws.com:6080/arcgis/rest/services/AsdiTracks/StreamServer";
var streamLayer;
dom.byId("txtWsUrl").value = url;
var map = new Map("mapDiv",{
basemap: "dark-gray",
center: [-96, 36.428],
zoom: 4
});
on(dom.byId("cmdToggleStream"), "click", toggleStreamLayer);
function toggleStreamLayer(){
if (streamLayer){
disconnectStreamLayer();
}
else{
connectStreamLayer();
}
}
function connectStreamLayer(){
var url = dom.byId("txtWsUrl").value;
streamLayer = new StreamLayer(url, {
purgeOptions: {
displayCount: 1000
},
maximumTrackPoints: 5,
infoTemplate: new InfoTemplate("Attributes", "${*}")
});
var renderer = makeTemporalRenderer("esriGeometryPoint", true);
streamLayer.setRenderer(renderer);
streamLayer.on("connect", function(){
dom.byId("cmdToggleStream").value = "Stop Stream";
domClass.replace("txtWsUrl", "connected", "disconnected");
});
streamLayer.on("disconnect", function(){
dom.byId("cmdToggleStream").value = "Start Stream";
domClass.replace("txtWsUrl", "disconnected", "connected");
});
streamLayer.on("error", function(err){
console.log("error: ", err);
});
map.addLayer(streamLayer);
}
function disconnectStreamLayer(){
if (streamLayer){
map.removeLayer(streamLayer);
streamLayer = null;
}
}
function makeTemporalRenderer(){
var fillcolor = new Color([5, 112, 176, 0.8]);
var outline = new SimpleLineSymbol(SimpleLineSymbol.STYLE_SOLID,
new Color([255, 255, 255]),
1);
var curPosSymbol = new SimpleMarkerSymbol(SimpleMarkerSymbol.STYLE_CIRCLE, 14, outline, fillcolor),
curPositionRenderer = new SimpleRenderer(curPosSymbol);
var posSymbol = new SimpleMarkerSymbol(SimpleMarkerSymbol.STYLE_CIRCLE, 8, outline, fillcolor),
positionRenderer = new SimpleRenderer(posSymbol);
var lineSymbol = new SimpleLineSymbol(SimpleLineSymbol.STYLE_SOLID, new Color([255, 255, 0]), 1.5),
trackRenderer = new SimpleRenderer(lineSymbol);
return new TemporalRenderer(positionRenderer, curPositionRenderer, trackRenderer);
}
});
</script>
</html>