Switch to using the new XYZ layer class on OL 2.8.

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

diff --git a/public/javascripts/map.js b/public/javascripts/map.js
index db5b8561638afd45ba4fa403c881b11196ddcf9f..6e012b3d30f4cd0128d58654e63d20b1a02813be 100644 (file)
--- a/public/javascripts/map.js
+++ b/public/javascripts/map.js
@@ -1,15 +1,29 @@
 var epsg4326 = new OpenLayers.Projection("EPSG:4326");
 var map;
 var markers;
 var epsg4326 = new OpenLayers.Projection("EPSG:4326");
 var map;
 var markers;

+var vectors;

 var popup;
 
 var popup;
 

+var nonamekeys = {
+   'openstreetmap.org': '2f59745a6b525b4ebdb100891d5b6711',
+   'www.openstreetmap.org': 'fd093e52f0965d46bb1c6c6281022199',
+   'openstreetmap.com': '4c60e7f5f31c576a9bb8da71c8d61152',
+   'www.openstreetmap.com': '142f25a0770a51a9a400b3513834a199',
+   'openstreetmap.net': '687c58fd1d715596bfc94abe653d8ac0',
+   'www.openstreetmap.net': '0bd1654141c85d30b9c2ccdb5302f2e4'
+};
+

 OpenLayers._getScriptLocation = function () {
 OpenLayers._getScriptLocation = function () {

+  // Should really have this file as an erb, so that this can return 
+  // the real rails root

    return "/openlayers/";
 }
 
    return "/openlayers/";
 }
 

-function createMap(divName) {
+function createMap(divName, options) {
+   options = options || {};
+

    map = new OpenLayers.Map(divName, {
    map = new OpenLayers.Map(divName, {

-      controls: [
+      controls: options.controls || [

          new OpenLayers.Control.ArgParser(),
          new OpenLayers.Control.Attribution(),
          new OpenLayers.Control.LayerSwitcher(),
          new OpenLayers.Control.ArgParser(),
          new OpenLayers.Control.Attribution(),
          new OpenLayers.Control.LayerSwitcher(),


@@ -18,8 +32,9 @@ function createMap(divName) {
          new OpenLayers.Control.ScaleLine()
       ],
       units: "m",
          new OpenLayers.Control.ScaleLine()
       ],
       units: "m",

-      maxResolution: 156543,
-      numZoomLevels: 20
+      maxResolution: 156543.0339,
+      numZoomLevels: 20,
+      displayProjection: new OpenLayers.Projection("EPSG:4326")

    });
 
    var mapnik = new OpenLayers.Layer.OSM.Mapnik("Mapnik", {
    });
 
    var mapnik = new OpenLayers.Layer.OSM.Mapnik("Mapnik", {


@@ -34,6 +49,24 @@ function createMap(divName) {
    });
    map.addLayer(osmarender);
 
    });
    map.addLayer(osmarender);
 

+   var cyclemap = new OpenLayers.Layer.OSM.CycleMap("Cycle Map", {
+      displayOutsideMaxExtent: true,
+      wrapDateLine: true
+   });
+   map.addLayer(cyclemap);
+
+   var nonamekey = nonamekeys[document.domain];
+   var noname = new OpenLayers.Layer.OSM("NoName", [
+      "http://a.tile.cloudmade.com/" + nonamekey + "/3/256/",
+      "http://b.tile.cloudmade.com/" + nonamekey + "/3/256/",
+      "http://c.tile.cloudmade.com/" + nonamekey + "/3/256/"
+   ], {
+      displayOutsideMaxExtent: true,
+      wrapDateLine: true,
+      numZoomLevels: 19
+   });
+   map.addLayer(noname);
+

    var maplint = new OpenLayers.Layer.OSM.Maplint("Maplint", {
       displayOutsideMaxExtent: true,
       wrapDateLine: true
    var maplint = new OpenLayers.Layer.OSM.Maplint("Maplint", {
       displayOutsideMaxExtent: true,
       wrapDateLine: true


@@ -41,6 +74,7 @@ function createMap(divName) {
    map.addLayer(maplint);
 
    var numZoomLevels = Math.max(mapnik.numZoomLevels, osmarender.numZoomLevels);
    map.addLayer(maplint);
 
    var numZoomLevels = Math.max(mapnik.numZoomLevels, osmarender.numZoomLevels);

+

    markers = new OpenLayers.Layer.Markers("Markers", {
       displayInLayerSwitcher: false,
       numZoomLevels: numZoomLevels,
    markers = new OpenLayers.Layer.Markers("Markers", {
       displayInLayerSwitcher: false,
       numZoomLevels: numZoomLevels,


@@ -50,7 +84,7 @@ function createMap(divName) {
       projection: "EPSG:900913"
    });
    map.addLayer(markers);
       projection: "EPSG:900913"
    });
    map.addLayer(markers);

-
+   

    return map;
 }
 
    return map;
 }
 


@@ -74,6 +108,26 @@ function addMarkerToMap(position, icon, description) {
    return marker;
 }
 
    return marker;
 }
 

+function addBoxToMap(boxbounds) {
+   if(!vectors) {
+     // Be aware that IE requires Vector layers be initialised on page load, and not under deferred script conditions
+     vectors = new OpenLayers.Layer.Vector("Box Layer", {
+        displayInLayerSwitcher: false
+     });
+     map.addLayer(vectors);
+   }
+   var geometry = boxbounds.toGeometry().transform(epsg4326, map.getProjectionObject());
+   var box = new OpenLayers.Feature.Vector(geometry, {}, {
+      strokeWidth: 2,
+      strokeColor: '#ee9900',
+      fillOpacity: 0
+   });
+   
+   vectors.addFeatures(box);
+
+   return box;
+}
+

 function openMapPopup(marker, description) {
    closeMapPopup();
 
 function openMapPopup(marker, description) {
    closeMapPopup();
 


@@ -97,11 +151,18 @@ function removeMarkerFromMap(marker){
    markers.removeMarker(marker);
 }
 
    markers.removeMarker(marker);
 }
 

+function removeBoxFromMap(box){
+   vectors.removeFeature(box);
+}
+

 function getMapCenter(center, zoom) {
    return map.getCenter().clone().transform(map.getProjectionObject(), epsg4326);
 }
 
 function setMapCenter(center, zoom) {
 function getMapCenter(center, zoom) {
    return map.getCenter().clone().transform(map.getProjectionObject(), epsg4326);
 }
 
 function setMapCenter(center, zoom) {

+   zoom = parseInt(zoom);
+   var numzoom = map.getNumZoomLevels();
+   if (zoom >= numzoom) zoom = numzoom - 1;

    map.setCenter(center.clone().transform(epsg4326, map.getProjectionObject()), zoom);
 }
 
    map.setCenter(center.clone().transform(epsg4326, map.getProjectionObject()), zoom);
 }
 


@@ -109,7 +170,7 @@ function setMapExtent(extent) {
    map.zoomToExtent(extent.clone().transform(epsg4326, map.getProjectionObject()));
 }
 
    map.zoomToExtent(extent.clone().transform(epsg4326, map.getProjectionObject()));
 }
 

-function getMapExtent(extent) {
+function getMapExtent() {

    return map.getExtent().clone().transform(map.getProjectionObject(), epsg4326);
 }
 
    return map.getExtent().clone().transform(map.getProjectionObject(), epsg4326);
 }
 


@@ -118,33 +179,41 @@ function getEventPosition(event) {
 }
 
 function getMapLayers() {
 }
 
 function getMapLayers() {

-   var layers = "";
+   var layerConfig = "";

 
 

-   for (var i=0; i< this.map.layers.length; i++) {
-      var layer = this.map.layers[i];
+   for (var layers = map.getLayersBy("isBaseLayer", true), i = 0; i < layers.length; i++) {
+      layerConfig += layers[i] == map.baseLayer ? "B" : "0";
+   }

 
 

-      if (layer.isBaseLayer) {
-         layers += (layer == this.map.baseLayer) ? "B" : "0";
-      } else {
-         layers += (layer.getVisibility()) ? "T" : "F";
-      }
+   for (var layers = map.getLayersBy("isBaseLayer", false), i = 0; i < layers.length; i++) {
+      layerConfig += layers[i].getVisibility() ? "T" : "F";

    }
 
    }
 

-   return layers;
+   return layerConfig;

 }
 
 }
 

-function setMapLayers(layers) {
-   for (var i=0; i < layers.length; i++) {
-      var layer = map.layers[i];
+function setMapLayers(layerConfig) {
+   var l = 0;
+
+   for (var layers = map.getLayersBy("isBaseLayer", true), i = 0; i < layers.length; i++) {
+      var c = layerConfig.charAt(l++);
+
+      if (c == "B") {
+         map.setBaseLayer(layers[i]);
+      }
+   }
+
+   while (layerConfig.charAt(l) == "B" || layerConfig.charAt(l) == "0") {
+      l++;
+   }

 
 

-      if (layer) {
-         var c = layers.charAt(i);
+   for (var layers = map.getLayersBy("isBaseLayer", false), i = 0; i < layers.length; i++) {
+      var c = layerConfig.charAt(l++);

 
 

-         if (c == "B") {
-            map.setBaseLayer(layer);
-         } else if ( (c == "T") || (c == "F") ) {
-            layer.setVisibility(c == "T");
-         }
+      if (c == "T") {
+         layers[i].setVisibility(true);
+      } else if(c == "F") {
+         layers[i].setVisibility(false);

       }
    }
 }
       }
    }
 }