7f34868fe2
git-svn-id: http://svn.openlayers.org/trunk/openlayers@11158 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf
67 lines
2.7 KiB
HTML
67 lines
2.7 KiB
HTML
<html xmlns="http://www.w3.org/1999/xhtml">
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<head>
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<meta name="viewport" content="width=device-width; initial-scale=1.0; maximum-scale=1.0; user-scalable=0;" />
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<meta name="apple-mobile-web-app-capable" content="yes" />
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<title>Custom Control Example</title>
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<link rel="stylesheet" href="../theme/default/style.css" type="text/css" />
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<link rel="stylesheet" href="style.css" type="text/css" />
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<script src="../lib/OpenLayers.js"></script>
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<script type="text/javascript">
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var lon = 5;
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var lat = 40;
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var zoom = 5;
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var map, layer;
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function init(){
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map = new OpenLayers.Map('map');
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layer = new OpenLayers.Layer.WMS( "OpenLayers WMS",
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"http://vmap0.tiles.osgeo.org/wms/vmap0", {layers: 'basic'} );
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var control = new OpenLayers.Control();
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OpenLayers.Util.extend(control, {
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draw: function () {
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// this Handler.Box will intercept the shift-mousedown
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// before Control.MouseDefault gets to see it
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this.box = new OpenLayers.Handler.Box( control,
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{"done": this.notice},
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{keyMask: OpenLayers.Handler.MOD_SHIFT});
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this.box.activate();
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},
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notice: function (bounds) {
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var ll = map.getLonLatFromPixel(new OpenLayers.Pixel(bounds.left, bounds.bottom));
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var ur = map.getLonLatFromPixel(new OpenLayers.Pixel(bounds.right, bounds.top));
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alert(ll.lon.toFixed(4) + ", " +
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ll.lat.toFixed(4) + ", " +
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ur.lon.toFixed(4) + ", " +
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ur.lat.toFixed(4));
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}
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});
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map.addLayer(layer);
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map.addControl(control);
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map.setCenter(new OpenLayers.LonLat(lon, lat), zoom);
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}
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</script>
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</head>
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<body onload="init()">
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<h1 id="title">Custom Control Example</h1>
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<div id="tags">
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control, panel, rectangle
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</div>
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<p id="shortdesc">
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Demonstrate the addition of a rectangle to the OpenLayers window.
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</p>
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<div id="map" class="smallmap"></div>
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<div id="docs">
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The control allows you to draw a rectangle, that reports its coordinates
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after creation. Hold down the shift key on your keyboard and draw a
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rectangle with the mouse.
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</div>
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</body>
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</html>
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