app/assets/javascripts/openlayers.js.erb

   1 //= require OpenLayers
   2 //= require OpenStreetMap
   3
   4 OpenLayers.Util.imageURLs = {
   5     "img/404.png": "<%= asset_path 'img/404.png' %>",
   6     "img/blank.gif": "<%= asset_path 'img/blank.gif' %>",
   7     "img/cloud-popup-relative.png": "<%= asset_path 'img/cloud-popup-relative.png' %>",
   8     "img/drag-rectangle-off.png": "<%= asset_path 'img/drag-rectangle-off.png' %>",
   9     "img/drag-rectangle-on.png": "<%= asset_path 'img/drag-rectangle-on.png' %>",
  10     "img/east-mini.png": "<%= asset_path 'img/east-mini.png' %>",
  11     "img/layer-switcher-maximize.png": "<%= asset_path 'img/layer-switcher-maximize.png' %>",
  12     "img/layer-switcher-minimize.png": "<%= asset_path 'img/layer-switcher-minimize.png' %>",
  13     "img/marker-blue.png": "<%= asset_path 'img/marker-blue.png' %>",
  14     "img/marker-gold.png": "<%= asset_path 'img/marker-gold.png' %>",
  15     "img/marker-green.png": "<%= asset_path 'img/marker-green.png' %>",
  16     "img/marker.png": "<%= asset_path 'img/marker.png' %>",
  17     "img/measuring-stick-off.png": "<%= asset_path 'img/measuring-stick-off.png' %>",
  18     "img/measuring-stick-on.png": "<%= asset_path 'img/measuring-stick-on.png' %>",
  19     "img/north-mini.png": "<%= asset_path 'img/north-mini.png' %>",
  20     "img/panning-hand-off.png": "<%= asset_path 'img/panning-hand-off.png' %>",
  21     "img/panning-hand-on.png": "<%= asset_path 'img/panning-hand-on.png' %>",
  22     "img/slider.png": "<%= asset_path 'img/slider.png' %>",
  23     "img/south-mini.png": "<%= asset_path 'img/south-mini.png' %>",
  24     "img/west-mini.png": "<%= asset_path 'img/west-mini.png' %>",
  25     "img/zoombar.png": "<%= asset_path 'img/zoombar.png' %>",
  26     "img/zoom-minus-mini.png": "<%= asset_path 'img/zoom-minus-mini.png' %>",
  27     "img/zoom-plus-mini.png": "<%= asset_path 'img/zoom-plus-mini.png' %>",
  28     "img/zoom-world-mini.png": "<%= asset_path 'img/zoom-world-mini.png' %>"
  29 };
  30
  31 OpenLayers.Util.origCreateDiv = OpenLayers.Util.createDiv;
  32
  33 OpenLayers.Util.createDiv = function(id, px, sz, imgURL, position,
  34                                      border, overflow, opacity) {
  35     imgURL = OpenLayers.Util.imageURLs[imgURL] || imgURL;
  36
  37     return OpenLayers.Util.origCreateDiv(id, px, sz, imgURL, position,
  38                                          border, overflow, opacity);
  39 };
  40
  41 OpenLayers.Util.origCreateImage = OpenLayers.Util.createImage;
  42
  43 OpenLayers.Util.createImage = function(id, px, sz, imgURL, position, border,
  44                                        opacity, delayDisplay) {
  45     imgURL = OpenLayers.Util.imageURLs[imgURL] || imgURL;
  46
  47     return OpenLayers.Util.origCreateImage(id, px, sz, imgURL, position,
  48                                            border, opacity, delayDisplay);
  49 };
  50
  51 OpenLayers.Util.origModifyAlphaImageDiv = OpenLayers.Util.modifyAlphaImageDiv;
  52
  53 OpenLayers.Util.modifyAlphaImageDiv = function(div, id, px, sz, imgURL,
  54                                                position, border, sizing,
  55                                                opacity) {
  56     imgURL = OpenLayers.Util.imageURLs[imgURL] || imgURL;
  57
  58     return OpenLayers.Util.origModifyAlphaImageDiv(div, id, px, sz, imgURL,
  59                                                    position, border, sizing,
  60                                                    opacity);
  61 };
  62
  63 OpenLayers.Tile.Image.clear = function() {
  64     if (this.imgDiv) {
  65         this.hide();
  66         if (OpenLayers.Tile.Image.useBlankTile) {
  67             this.imgDiv.src = "<%= asset_path 'img/blank.gif' %>";
  68         }
  69     }
  70 };