Description
Quickly return to the map's default start extent using the HomeButton widget. When the widget is created the developer specifies an extent that will be used as the 'home extent'. As users pan and zoom around the map they can click the home button to return to the specified start extent.
Code
<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="initial-scale=1, maximum-scale=1,user-scalable=no">
<title>Home Extent</title>
<link rel="stylesheet" href="https://js.arcgis.com/3.46/esri/css/esri.css">
<style>
html, body, #map {
padding:0;
margin:0;
height:100%;
}
#HomeButton {
position: absolute;
top: 95px;
left: 20px;
z-index: 50;
}
</style>
<script src="https://js.arcgis.com/3.46/"></script>
<script>
require([
"esri/map",
"esri/dijit/HomeButton",
"dojo/domReady!"
], function(
Map, HomeButton
) {
var map = new Map("map", {
center: [-56.049, 38.485],
zoom: 3,
basemap: "streets-vector"
});
var home = new HomeButton({
map: map
}, "HomeButton");
home.startup();
});
</script>
</head>
<body>
<div id="map" class="map">
<div id="HomeButton"></div>
</div>
</body>
</html>