From 961e4b92ec3a36e43fb8a0c3c048a745457107f0 Mon Sep 17 00:00:00 2001
From: Nils Schneider <nils.schneider@gmail.com>
Date: Thu, 6 Sep 2012 20:13:09 +0200
Subject: [PATCH] koordinaten via click herausfinden

---
 html/geomap.html | 1 +
 html/geomap.js   | 9 +++++++++
 2 files changed, 10 insertions(+)

diff --git a/html/geomap.html b/html/geomap.html
index ddd1c2c..42fcc75 100644
--- a/html/geomap.html
+++ b/html/geomap.html
@@ -58,6 +58,7 @@
         <li><a href="nodes.html">Knotengraph</a></li>
         <li><a href="geomap.html">Knotenkarte</a></li>
       </ul>
+      <button id="gpsbutton">Koordinaten beim nächsten Klick anzeigen</button>
     </header>
     <div id="map"></div>
   </body>
diff --git a/html/geomap.js b/html/geomap.js
index 888c175..db9abcd 100644
--- a/html/geomap.js
+++ b/html/geomap.js
@@ -48,6 +48,15 @@ arrayOSM = ["http://otile1.mqcdn.com/tiles/1.0.0/osm/${z}/${x}/${y}.jpg",
   click.activate();
 
   load_json(vectorLayer, map)
+
+  d3.selectAll("#gpsbutton").on("click",  function() {
+    function clickhandler(e) {
+      var lonlat = map.getLonLatFromViewPortPx(e.xy).transform(map.getProjectionObject(), new OpenLayers.Projection("EPSG:4326"))
+      alert(lonlat.lon + " " + lonlat.lat)
+      map.events.unregister("click", map, clickhandler)
+    }
+    var clickevent = map.events.register("click", map, clickhandler)
+  })
 }
 
 function resizeMap()