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diff --git a/misc/openlayers/examples/using-proj4js.html b/misc/openlayers/examples/using-proj4js.html new file mode 100644 index 0000000..6883d9b --- /dev/null +++ b/misc/openlayers/examples/using-proj4js.html @@ -0,0 +1,109 @@ +<!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>Using Proj4JS for vector reprojection</title> + <link rel="stylesheet" href="../theme/default/style.css" type="text/css"> + <link rel="stylesheet" href="style.css" type="text/css"> + <script type="text/javascript" src="http://svn.osgeo.org/metacrs/proj4js/trunk/lib/proj4js-compressed.js"></script> + <script type="text/javascript" src="http://spatialreference.org/ref/epsg/31467/proj4js/"></script> + <script type="text/javascript" src="../lib/OpenLayers.js"></script> + <script type="text/javascript" src="./using-proj4js.js"></script> + <style type="text/css"> + ul { + width: 300px; + float: left; + } + ul li { + list-style: none; + margin-bottom: .2em; + } + input { + width: 250px; + } + #shortdesc { + margin-bottom: .5em; + } + #map { + width: 256px; + height: 256px; + float: left; + margin-right: .2em; + } + #attribution, + #mouse-position-31467, + #mouse-position-4326 { + float: left; + clear: left; + font-size: .8em; + color: #444; + } + .emph { + font-weight: bold; + } + </style> + </head> + <body onload="init();"> + <h1 id="title">Using Proj4JS for vector reprojection</h1> + <div id="tags"> + projection, proj, proj4js, reprojection, reproject, + transform, transformation, epsg, srs + </div> + <p id="shortdesc"> + This example shows how to reproject vector features within + OpenLayers. The baselayer shows Germany in the projection + EPSG:31467 (GK 3). When one clicks on the buttons, features with + geometries originally in EPSG:4326 will be transformed to the + projection of the map on-the-fly. + </p> + <p> + The features are internally reprojected with the JavaScript library + <a href="http://proj4js.org/">Proj4JS</a>. Please note that usually + you would not inlude Proj4JS the way it is done in this example. + In a production environment you would furthermore have a local copy + of the Proj4JS-projection definition that is hotlinked in this + example (see Graticule example for how to do this). + </p> + <div id="map"> + </div> + <ul> + <li> + <input type="button" value="Add Cologne (~ 6.97, 50.95)" + onclick="addVector(6.966667, 50.95, this);" + id="btnCologne"> + </li> + <li> + <input type="button" value="Add Berlin (~ 13.40, 52.50)" + onclick="addVector(13.398889, 52.500556, this);" + id="btnBerlin"> + </li> + <li> + <input type="button" value="Add Hamburg (~ 10.00, 53.57)" + onclick="addVector(10.001389, 53.565278, this);" + id="btnHamburg"> + </li> + <li> + <input type="button" value="Add Munich (~ 11.57, 48.13)" + onclick="addVector(11.566667, 48.133333, this);" + id="btnMunich"> + </li> + <li> + <input type="button" value="Add country outline (polygon)" + onclick="addOutline(this);" id="btnGermany"> + </li> + <li> + <input type="button" value="...clear vector features" + onclick="clearVectors();"> + </li> + <li> + <div id="status"> + </div> + </li> + </ul> + <div id="attribution"></div> + <div id="mouse-position-4326"></div> + <div id="mouse-position-31467"></div> + </body> +</html> |