Use the OverviewMap widget to display a small map in the upper right corner of the main map.
<!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>Overview Map</title>
<link rel="stylesheet" href="https://js.arcgis.com/3.46/dijit/themes/claro/claro.css">
<link rel="stylesheet" href="https://js.arcgis.com/3.46/esri/css/esri.css">
<style>
html, body { height: 100%; width: 100%; margin: 0; padding: 0; }
</style>
<script src="https://js.arcgis.com/3.46/"></script>
<script>
var map;
require([
"esri/map", "esri/dijit/OverviewMap",
"dojo/parser",
"dijit/layout/BorderContainer", "dijit/layout/ContentPane", "dojo/domReady!"
], function (
Map, OverviewMap,
parser
) {
parser.parse();
map = new Map("map", {
basemap: "satellite",
center: [-122.445, 37.752],
zoom: 14
});
var overviewMapDijit = new OverviewMap({
map: map,
visible: true
});
overviewMapDijit.startup();
});
</script>
</head>
<body class="claro">
<div data-dojo-type="dijit/layout/BorderContainer"
data-dojo-props="design:'headline', gutters:false"
style="width: 100%; height: 100%; margin:0;">
<div id="map"
data-dojo-type="dijit/layout/ContentPane"
data-dojo-props="region:'center'"
style="padding:0">
</div>
</div>
</body>
</html>