<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0">
<meta name="apple-mobile-web-app-capable" content="yes">
<title>A navToolbar with an alwaysZoom ZoomBox</title>
<link rel="stylesheet" href="../theme/default/style.css" type="text/css">
<link rel="stylesheet" href="style.css" type="text/css">
<!-- Override the position of the toolbar to make it fit in a small map -->
<style type='text/css'>
.olControlNavToolbar {
top: 150px;
}
</style>
<script src="../lib/OpenLayers.js"></script>
<script type="text/javascript">
function init() {
//Creation of a custom panel with a ZoomBox control with the alwaysZoom option sets to true
OpenLayers.Control.CustomNavToolbar = OpenLayers.Class(OpenLayers.Control.Panel, {
/**
* Constructor: OpenLayers.Control.NavToolbar
* Add our two mousedefaults controls.
*
* Parameters:
* options - {Object} An optional object whose properties will be used
* to extend the control.
*/
initialize: function(options) {
OpenLayers.Control.Panel.prototype.initialize.apply(this, [options]);
this.addControls([
new OpenLayers.Control.Navigation(),
//Here it come
new OpenLayers.Control.ZoomBox({alwaysZoom:true})
]);
// To make the custom navtoolbar use the regular navtoolbar style
this.displayClass = 'olControlNavToolbar'
},
/**
* Method: draw
* calls the default draw, and then activates mouse defaults.
*/
draw: function() {
var div = OpenLayers.Control.Panel.prototype.draw.apply(this, arguments);
this.defaultControl = this.controls[0];
return div;
}
});
var map;
map = new OpenLayers.Map('map');
var wms = new OpenLayers.Layer.WMS(
"OpenLayers WMS",
"http://vmap0.tiles.osgeo.org/wms/vmap0",
{layers: 'basic'}
);
map.addLayers([wms]);
map.zoomToMaxExtent();
var panel = new OpenLayers.Control.CustomNavToolbar();
map.addControl(panel);
}
</script>
</head>
<body onload="init()">
<h1 id="title">A navToolbar with an alwaysZoom ZoomBox</h1>
<div id="tags">
navigation toolbar
</div>
<p id="shortdesc">
Demo of a custom NavToolbar which uses a zoomBox tool that always zoom in even when the zoom box is too big.
</p>
<div id="map" class="smallmap"> </div>
</body>
</html>
