var epsg4326 = new OpenLayers.Projection("EPSG:4326");
var map;
var markers;
+var vectors;
var popup;
var nonamekeys = {
'www.openstreetmap.net': '0bd1654141c85d30b9c2ccdb5302f2e4'
};
-OpenLayers._getScriptLocation = function () {
- // Should really have this file as an erb, so that this can return
- // the real rails root
- return "/openlayers/";
-}
-
function createMap(divName, options) {
options = options || {};
new OpenLayers.Control.Attribution(),
new OpenLayers.Control.LayerSwitcher(),
new OpenLayers.Control.Navigation(),
+ new OpenLayers.Control.PanZoom(),
new OpenLayers.Control.PanZoomBar(),
- new OpenLayers.Control.ScaleLine()
+ new OpenLayers.Control.ScaleLine({geodesic: true})
],
units: "m",
maxResolution: 156543.0339,
displayProjection: new OpenLayers.Projection("EPSG:4326")
});
- var mapnik = new OpenLayers.Layer.OSM.Mapnik("Mapnik", {
+ var mapnik = new OpenLayers.Layer.OSM.Mapnik(i18n("javascripts.map.base.mapnik"), {
+ keyid: "mapnik",
displayOutsideMaxExtent: true,
- wrapDateLine: true
+ wrapDateLine: true,
+ layerCode: "M"
});
map.addLayer(mapnik);
- var osmarender = new OpenLayers.Layer.OSM.Osmarender("Osmarender", {
+ var osmarender = new OpenLayers.Layer.OSM.Osmarender(i18n("javascripts.map.base.osmarender"), {
+ keyid: "osmarender",
displayOutsideMaxExtent: true,
- wrapDateLine: true
+ wrapDateLine: true,
+ layerCode: "O"
});
map.addLayer(osmarender);
- var cyclemap = new OpenLayers.Layer.OSM.CycleMap("Cycle Map", {
+ var cyclemap = new OpenLayers.Layer.OSM.CycleMap(i18n("javascripts.map.base.cycle_map"), {
+ keyid: "cyclemap",
displayOutsideMaxExtent: true,
- wrapDateLine: true
+ wrapDateLine: true,
+ layerCode: "C"
});
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/"
+ var noname = new OpenLayers.Layer.OSM(i18n("javascripts.map.base.noname"), [
+ "http://a.tile.cloudmade.com/" + nonamekey + "/3/256/${z}/${x}/${y}.png",
+ "http://b.tile.cloudmade.com/" + nonamekey + "/3/256/${z}/${x}/${y}.png",
+ "http://c.tile.cloudmade.com/" + nonamekey + "/3/256/${z}/${x}/${y}.png"
], {
displayOutsideMaxExtent: true,
wrapDateLine: true,
- numZoomLevels: 19
+ numZoomLevels: 19,
+ layerCode: "N"
});
map.addLayer(noname);
- var maplint = new OpenLayers.Layer.OSM.Maplint("Maplint", {
- displayOutsideMaxExtent: true,
- wrapDateLine: true
- });
- map.addLayer(maplint);
-
var numZoomLevels = Math.max(mapnik.numZoomLevels, osmarender.numZoomLevels);
+
markers = new OpenLayers.Layer.Markers("Markers", {
displayInLayerSwitcher: false,
numZoomLevels: numZoomLevels,
markers.addMarker(marker);
if (description) {
- marker.events.register("click", marker, function() { openMapPopup(marker, description) });
+ marker.events.register("mouseover", marker, function() { openMapPopup(marker, description) });
+ marker.events.register("mouseout", marker, function() { closeMapPopup() });
}
return marker;
}
+function addObjectToMap(url, zoom, callback) {
+ var layer = new OpenLayers.Layer.GML("Objects", url, {
+ format: OpenLayers.Format.OSM,
+ style: {
+ strokeColor: "blue",
+ strokeWidth: 3,
+ strokeOpacity: 0.5,
+ fillOpacity: 0.2,
+ fillColor: "lightblue",
+ pointRadius: 6
+ },
+ projection: new OpenLayers.Projection("EPSG:4326"),
+ displayInLayerSwitcher: false
+ });
+
+ layer.events.register("loadend", layer, function() {
+ var extent;
+
+ if (this.features.length) {
+ extent = this.features[0].geometry.getBounds();
+
+ for (var i = 1; i < this.features.length; i++) {
+ extent.extend(this.features[i].geometry.getBounds());
+ }
+
+ if (zoom) {
+ if (extent) {
+ this.map.zoomToExtent(extent);
+ } else {
+ this.map.zoomToMaxExtent();
+ }
+ }
+ }
+
+ if (callback) {
+ callback(extent);
+ }
+ });
+
+ map.addLayer(layer);
+
+ layer.loadGML();
+}
+
+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("Boxes", {
+ 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();
- popup = new OpenLayers.Popup.AnchoredBubble("popup", marker.lonlat, null,
- description, marker.icon, true);
+ popup = new OpenLayers.Popup.FramedCloud("popup", marker.lonlat, null,
+ description, marker.icon, true);
popup.setBackgroundColor("#E3FFC5");
- popup.autoSize = true;
map.addPopup(popup);
return popup;
markers.removeMarker(marker);
}
-function getMapCenter(center, zoom) {
+function removeBoxFromMap(box){
+ vectors.removeFeature(box);
+}
+
+function getMapCenter() {
return map.getCenter().clone().transform(map.getProjectionObject(), epsg4326);
}
return map.getExtent().clone().transform(map.getProjectionObject(), epsg4326);
}
+function getMapZoom() {
+ return map.getZoom();
+}
+
function getEventPosition(event) {
return map.getLonLatFromViewPortPx(event.xy).clone().transform(map.getProjectionObject(), epsg4326);
}
function getMapLayers() {
var layerConfig = "";
- for (var layers = map.getLayersBy("isBaseLayer", true), i = 0; i < layers.length; i++) {
- layerConfig += layers[i] == map.baseLayer ? "B" : "0";
- }
-
- for (var layers = map.getLayersBy("isBaseLayer", false), i = 0; i < layers.length; i++) {
- layerConfig += layers[i].getVisibility() ? "T" : "F";
+ for (var i = 0; i < map.layers.length; i++) {
+ if (map.layers[i].layerCode && map.layers[i].getVisibility()) {
+ layerConfig += map.layers[i].layerCode;
+ }
}
return layerConfig;
}
function setMapLayers(layerConfig) {
- var l = 0;
+ if (layerConfig.charAt(0) == "B" || layerConfig.charAt(0) == "0") {
+ var l = 0;
- for (var layers = map.getLayersBy("isBaseLayer", true), i = 0; i < layers.length; i++) {
- var c = layerConfig.charAt(l++);
+ 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]);
+ if (c == "B") {
+ map.setBaseLayer(layers[i]);
+ }
}
- }
-
- while (layerConfig.charAt(l) == "B" || layerConfig.charAt(l) == "0") {
- l++;
- }
-
- for (var layers = map.getLayersBy("isBaseLayer", false), i = 0; i < layers.length; i++) {
- var c = layerConfig.charAt(l++);
-
- if (c == "T") {
- layers[i].setVisibility(true);
- } else if(c == "F") {
- layers[i].setVisibility(false);
+ } else {
+ for (var i = 0; i < map.layers.length; i++) {
+ if (map.layers[i].layerCode) {
+ if (layerConfig.indexOf(map.layers[i].layerCode) >= 0) {
+ if (map.layers[i].isBaseLayer) {
+ map.setBaseLayer(map.layers[i]);
+ } else {
+ map.layers[i].setVisibility(true);
+ }
+ } else {
+ map.layers[i].setVisibility(false);
+ }
+ }
}
}
}
projects / rails.git / blobdiff