| 1 | <!DOCTYPE html> |
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| 2 | <html> |
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| 3 | <head> |
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| 4 | <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> |
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| 5 | <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0"> |
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| 6 | <meta name="apple-mobile-web-app-capable" content="yes"> |
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| 7 | <title>A navToolbar with an alwaysZoom ZoomBox</title> |
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| 8 | <link rel="stylesheet" href="../theme/default/style.css" type="text/css"> |
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| 9 | <link rel="stylesheet" href="style.css" type="text/css"> |
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| 10 | <!-- Override the position of the toolbar to make it fit in a small map --> |
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| 11 | <style type='text/css'> |
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| 12 | .olControlNavToolbar { |
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| 13 | top: 150px; |
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| 14 | } |
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| 15 | </style> |
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| 16 | <script src="../lib/OpenLayers.js"></script> |
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| 17 | <script type="text/javascript"> |
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| 18 | function init() { |
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| 19 | |
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| 20 | //Creation of a custom panel with a ZoomBox control with the alwaysZoom option sets to true |
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| 21 | OpenLayers.Control.CustomNavToolbar = OpenLayers.Class(OpenLayers.Control.Panel, { |
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| 22 | |
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| 23 | /** |
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| 24 | * Constructor: OpenLayers.Control.NavToolbar |
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| 25 | * Add our two mousedefaults controls. |
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| 26 | * |
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| 27 | * Parameters: |
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| 28 | * options - {Object} An optional object whose properties will be used |
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| 29 | * to extend the control. |
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| 30 | */ |
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| 31 | |
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| 32 | |
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| 33 | initialize: function(options) { |
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| 34 | OpenLayers.Control.Panel.prototype.initialize.apply(this, [options]); |
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| 35 | this.addControls([ |
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| 36 | new OpenLayers.Control.Navigation(), |
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| 37 | //Here it come |
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| 38 | new OpenLayers.Control.ZoomBox({alwaysZoom:true}) |
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| 39 | ]); |
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| 40 | // To make the custom navtoolbar use the regular navtoolbar style |
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| 41 | this.displayClass = 'olControlNavToolbar' |
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| 42 | }, |
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| 43 | |
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| 44 | |
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| 45 | |
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| 46 | /** |
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| 47 | * Method: draw |
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| 48 | * calls the default draw, and then activates mouse defaults. |
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| 49 | */ |
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| 50 | draw: function() { |
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| 51 | var div = OpenLayers.Control.Panel.prototype.draw.apply(this, arguments); |
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| 52 | this.defaultControl = this.controls[0]; |
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| 53 | return div; |
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| 54 | } |
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| 55 | }); |
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| 56 | |
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| 57 | var map; |
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| 58 | |
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| 59 | map = new OpenLayers.Map('map'); |
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| 60 | |
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| 61 | var wms = new OpenLayers.Layer.WMS( |
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| 62 | "OpenLayers WMS", |
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| 63 | "http://vmap0.tiles.osgeo.org/wms/vmap0", |
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| 64 | {layers: 'basic'} |
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| 65 | ); |
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| 66 | |
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| 67 | map.addLayers([wms]); |
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| 68 | map.zoomToMaxExtent(); |
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| 69 | |
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| 70 | var panel = new OpenLayers.Control.CustomNavToolbar(); |
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| 71 | map.addControl(panel); |
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| 72 | } |
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| 73 | </script> |
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| 74 | </head> |
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| 75 | <body onload="init()"> |
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| 76 | <h1 id="title">A navToolbar with an alwaysZoom ZoomBox</h1> |
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| 77 | <div id="tags"> |
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| 78 | navigation toolbar |
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| 79 | </div> |
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| 80 | <p id="shortdesc"> |
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| 81 | Demo of a custom NavToolbar which uses a zoomBox tool that always zoom in even when the zoom box is too big. |
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| 82 | </p> |
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| 83 | <div id="map" class="smallmap"> </div> |
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| 84 | </body> |
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| 85 | </html> |
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