Add a maplint layer to the map. Note that the t@h server currently serves

[rails.git] / public / javascripts / site.js

diff --git a/public/javascripts/site.js b/public/javascripts/site.js
index b610f3728262b6aed70840b4a0950008d7e18074..b1690b7d1ef4efa29ebd731643fd5a58cf903a37 100644 (file)
--- a/public/javascripts/site.js
+++ b/public/javascripts/site.js
@@ -1,21 +1,27 @@
-function updatelinks(lon,lat,zoom) {
-  var links = new Array();
-  links['viewanchor'] = '/index.html';
-  //links['editanchor'] = 'edit.html';
-  links['uploadanchor'] = '/traces';
-  links['loginanchor'] = '/login.html';
-  links['logoutanchor'] = '/logout.html';
-  links['registeranchor'] = '/create-account.html';
-
+function updatelinks(lon,lat,zoom,layers) {
+  var decimals = Math.pow(10, Math.floor(zoom/3));
   var node;
-  var anchor;
-  for (anchor in links) {
-    node = document.getElementById(anchor);
-    if (! node) { continue; }
+
+  lat = Math.round(lat * decimals) / decimals;
+  lon = Math.round(lon * decimals) / decimals;
+
+  node = document.getElementById("permalinkanchor");
+  if (node) {
     var args = getArgs(node.href);
     args["lat"] = lat;
     args["lon"] = lon;
     args["zoom"] = zoom;
+    args["layers"] = layers;
+    node.href = setArgs(node.href, args);
+  }
+
+  node = document.getElementById("viewanchor");
+  if (node) {
+    var args = getArgs(node.href);
+    args["lat"] = lat;
+    args["lon"] = lon;
+    args["zoom"] = zoom;
+    args["layers"] = layers;
     node.href = setArgs(node.href, args);
   }
 
@@ -69,3 +75,17 @@ function setArgs(url, args) {
 
    return url.replace(/\?.*$/, "") + "?" + queryitems.join("&");
 }
+
+function getStyle(el, property) {
+  var style;
+
+  if (el.currentStyle) {
+    style = el.currentStyle[property];
+  } else if( window.getComputedStyle ) {
+    style = document.defaultView.getComputedStyle(el,null).getPropertyValue(property);
+  } else {
+    style = el.style[property];
+  }
+
+  return style;
+}