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Histogram Time Slider
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Description
The histogram time slider widget provides a simple way to visualize temporal data and filter based on date. The data used in this sample is a feature service with points showing concerts played by U2 in the United States from 1980 - 2011.Code
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<meta name="viewport" content="initial-scale=1, maximum-scale=1, user-scalable=no">
<title>Histogram Time Slider</title>
<link rel="stylesheet" href="https://js.arcgis.com/3.29/dijit/themes/tundra/tundra.css">
<link rel="stylesheet" href="https://js.arcgis.com/3.29/esri/css/esri.css">
<style>
html, body, #map {
height: 100%; width: 100%; margin: 0; padding: 0;
}
#histogram-container text, #histogram-range,
#scale-bar-left text, #scale-bar-right text {
font-family: sans-serif;
}
#histogram-timeslider-dijit #focusTip {
font-family: sans-serif;
}
</style>
<script src="https://js.arcgis.com/3.29/"></script>
<script>
var map;
require([
"esri/map", "esri/InfoTemplate",
"esri/layers/FeatureLayer", "esri/dijit/HistogramTimeSlider",
"dojo/parser", "dojo/dom-construct",
"dijit/layout/BorderContainer", "dijit/layout/ContentPane",
"dojo/domReady!"
], function(
Map, InfoTemplate,
FeatureLayer, HistogramTimeSlider,
parser, domConstruct
) {
parser.parse();
map = new Map("mapDiv", {
basemap: "oceans",
center: [-100, 40],
zoom: 4
});
// feature service with U2 concerts from 1980 - 2011
var featuresUrl = "https://services.arcgis.com/V6ZHFr6zdgNZuVG0/ArcGIS/rest/services/U2/FeatureServer/0";
var layer = new FeatureLayer(featuresUrl, {
id: "u2",
infoTemplate: new InfoTemplate(
"U2 Concerts: 1980 2011",
"Date: ${Date:DateFormat(selector: 'date', fullYear: true)}<br>" +
"Venue: ${Venue}, ${City}, ${State}<br>" +
"Tour: ${Tour}"
),
// infoTemplate: new InfoTemplate("title", "description"),
mode: FeatureLayer.MODE_SNAPSHOT, // SNAPSHOT required for the histogram time slider
outFields: ["*"]
});
var layerUpdateEnd = layer.on("update-end", function() {
layerUpdateEnd.remove();
var sliderElem = domConstruct.create("div", {
id: "timeSlider_"+ map.id,
style: "margin-bottom:10px; bottom:33px"
}, "bottom-div");
var sliderParams = {
// format the dates as mm/dd/yyyy
// more formatting options: https://developers.arcgis.com/javascript/3/jshelp/intro_formatinfowindow.html
dateFormat: "DateFormat(selector: 'date', fullYear: true)",
layers : [ layer ],
mode: "show_all",
timeInterval: "esriTimeUnitsYears"
};
var slider = new HistogramTimeSlider(sliderParams, sliderElem);
map.setTimeSlider(slider);
domConstruct.destroy("loading");
});
map.addLayer(layer);
}
);
</script>
</head>
<body class="tundra">
<div class="demoLayout" style="height: 100%; width: 100%"
data-dojo-type="dijit/layout/BorderContainer"
data-dojo-props="design: 'headline'">
<div class="centerPanel"
data-dojo-type="dijit/layout/ContentPane"
data-dojo-props="region: 'center'">
<div id="mapDiv"
data-dojo-type="dijit/layout/ContentPane"
data-dojo-props="region:'center'">
</div>
</div>
<div class="edgePanel" id="bottom-div" style="height:145px; overflow:hidden"
data-dojo-type="dijit/layout/ContentPane"
data-dojo-props="region: 'bottom'">
</div>
</div>
</body>
</html>