7f34868fe2
git-svn-id: http://svn.openlayers.org/trunk/openlayers@11158 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf
71 lines
2.8 KiB
HTML
71 lines
2.8 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>OpenLayers: Non-Geographic Projection</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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<style type="text/css">
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#map {
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width: 100%;
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height: 100%;
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border: 0px;
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padding: 0px;
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}
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</style>
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<script src="../lib/OpenLayers.js"></script>
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<script type="text/javascript">
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var lat = 900863;
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var lon = 235829;
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var zoom = 6;
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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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var basemap = new OpenLayers.Layer.WMS( "Boston",
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"http://boston.freemap.in/cgi-bin/mapserv?",
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{
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map: '/www/freemap.in/boston/map/gmaps.map',
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layers: 'border,water,roads,rapid_transit,buildings',
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format: 'png',
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transparent: 'off'
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},
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// These are the important parts for creating a non-epsg:4326
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// map: Maxextent is the boundary of the map/tile loading area,
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// maxResolution is the units/pixel at the highest zoom, and
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// projection is the projection to be used in WMS/WFS Requests.
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{
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maxExtent: new OpenLayers.Bounds(33861, 717605, 330846, 1019656),
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maxResolution: 296985/1024, // Another alternative is 'auto', which
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// will automatically fit the map: you can
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// then check map.baseLayer.resolutions[0] for
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// a reasonable value.
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projection:"EPSG:2805", // Used in WMS/WFS requests.
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units: "m" // Only neccesary for working with scales.
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} );
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map.addLayer(basemap);
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map.setCenter(new OpenLayers.LonLat(lon, lat), zoom);
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map.addControl(new OpenLayers.Control.LayerSwitcher());
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map.addControl(new OpenLayers.Control.ScaleLine());
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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">Layer Projections</h1>
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<div id="tags">
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projection, reprojection, epsg, basic
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</div>
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<p id="shortdesc">
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Use different (not default) projections with your map
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</p>
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<div id="map" class="smallmap"></div>
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<p>When using alternative projections, you still use OpenLayers.LonLat objects, even though
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the properties are actually X/Y values at that point.</p>
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</body>
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</html>
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