From 7bb0a73aead8d284d96bfee1098991b91ec8c628 Mon Sep 17 00:00:00 2001
From: Tom Hughes <tom@compton.nu>
Date: Fri, 26 Jun 2009 11:27:56 +0000
Subject: [PATCH] Switch to using the new XYZ layer class on OL 2.8.

---
 public/openlayers/OpenStreetMap.js | 95 ++++--------------------------
 1 file changed, 12 insertions(+), 83 deletions(-)

diff --git a/public/openlayers/OpenStreetMap.js b/public/openlayers/OpenStreetMap.js
index 4f2b0d4d7..ce8a6e81f 100644
--- a/public/openlayers/OpenStreetMap.js
+++ b/public/openlayers/OpenStreetMap.js
@@ -28,77 +28,6 @@ OpenLayers.Util.onImageLoadError = function() {
     }
 };
 
-/**
- * @requires OpenLayers/Layer/TMS.js
- *
- * Class: OpenLayers.Layer.OSM
- *
- * Inherits from:
- *  - <OpenLayers.Layer.TMS>
- */
-OpenLayers.Layer.OSM = OpenLayers.Class(OpenLayers.Layer.TMS, {
-    /**
-     * Constructor: OpenLayers.Layer.OSM
-     *
-     * Parameters:
-     * name - {String}
-     * url - {String}
-     * options - {Object} Hashtable of extra options to tag onto the layer
-     */
-    initialize: function(name, url, options) {
-        options = OpenLayers.Util.extend({
-            attribution: "Data by <a href='http://openstreetmap.org/'>OpenStreetMap</a> under <a href='http://creativecommons.org/licenses/by-sa/2.0/'>CC-BY-SA</a>",
-            maxExtent: new OpenLayers.Bounds(-20037508.34,-20037508.34,20037508.34,20037508.34),
-            maxResolution: 156543.0339,
-            units: "m",
-            projection: "EPSG:900913",
-            transitionEffect: "resize"
-        }, options);
-        var newArguments = [name, url, options];
-        OpenLayers.Layer.TMS.prototype.initialize.apply(this, newArguments);
-    },
-
-    /**
-     * Method: getUrl
-     *
-     * Parameters:
-     * bounds - {<OpenLayers.Bounds>}
-     *
-     * Returns:
-     * {String} A string with the layer's url and parameters and also the
-     *          passed-in bounds and appropriate tile size specified as
-     *          parameters
-     */
-    getURL: function (bounds) {
-        var res = this.map.getResolution();
-        var x = Math.round((bounds.left - this.maxExtent.left) / (res * this.tileSize.w));
-        var y = Math.round((this.maxExtent.top - bounds.top) / (res * this.tileSize.h));
-        var z = this.map.getZoom();
-        var limit = Math.pow(2, z);
-
-        if (y < 0 || y >= limit)
-        {
-            return OpenLayers.Util.OSM.MISSING_TILE_URL;
-        }
-        else
-        {
-            x = ((x % limit) + limit) % limit;
-
-            var url = this.url;
-            var path = z + "/" + x + "/" + y + ".png";
-
-            if (url instanceof Array)
-            {
-                url = this.selectUrl(path, url);
-            }
-
-            return url + path;
-        }
-    },
-
-    CLASS_NAME: "OpenLayers.Layer.OSM"
-});
-
 /**
  * Class: OpenLayers.Layer.OSM.Mapnik
  *
@@ -115,9 +44,9 @@ OpenLayers.Layer.OSM.Mapnik = OpenLayers.Class(OpenLayers.Layer.OSM, {
      */
     initialize: function(name, options) {
         var url = [
-            "http://a.tile.openstreetmap.org/",
-            "http://b.tile.openstreetmap.org/",
-            "http://c.tile.openstreetmap.org/"
+            "http://a.tile.openstreetmap.org/${z}/${x}/${y}.png",
+            "http://b.tile.openstreetmap.org/${z}/${x}/${y}.png",
+            "http://c.tile.openstreetmap.org/${z}/${x}/${y}.png"
         ];
         options = OpenLayers.Util.extend({ numZoomLevels: 19 }, options);
         var newArguments = [name, url, options];
@@ -143,9 +72,9 @@ OpenLayers.Layer.OSM.Osmarender = OpenLayers.Class(OpenLayers.Layer.OSM, {
      */
     initialize: function(name, options) {
         var url = [
-            "http://a.tah.openstreetmap.org/Tiles/tile/",
-            "http://b.tah.openstreetmap.org/Tiles/tile/",
-            "http://c.tah.openstreetmap.org/Tiles/tile/"
+            "http://a.tah.openstreetmap.org/Tiles/tile/${z}/${x}/${y}.png",
+            "http://b.tah.openstreetmap.org/Tiles/tile/${z}/${x}/${y}.png",
+            "http://c.tah.openstreetmap.org/Tiles/tile/${z}/${x}/${y}.png"
         ];
         options = OpenLayers.Util.extend({ numZoomLevels: 18 }, options);
         var newArguments = [name, url, options];
@@ -171,9 +100,9 @@ OpenLayers.Layer.OSM.CycleMap = OpenLayers.Class(OpenLayers.Layer.OSM, {
      */
     initialize: function(name, options) {
         var url = [
-            "http://a.andy.sandbox.cloudmade.com/tiles/cycle/",
-            "http://b.andy.sandbox.cloudmade.com/tiles/cycle/",
-            "http://c.andy.sandbox.cloudmade.com/tiles/cycle/"
+            "http://a.andy.sandbox.cloudmade.com/tiles/cycle/${z}/${x}/${y}.png",
+            "http://b.andy.sandbox.cloudmade.com/tiles/cycle/${z}/${x}/${y}.png",
+            "http://c.andy.sandbox.cloudmade.com/tiles/cycle/${z}/${x}/${y}.png"
         ];
         options = OpenLayers.Util.extend({ numZoomLevels: 19 }, options);
         var newArguments = [name, url, options];
@@ -199,9 +128,9 @@ OpenLayers.Layer.OSM.Maplint = OpenLayers.Class(OpenLayers.Layer.OSM, {
      */
     initialize: function(name, options) {
         var url = [
-            "http://d.tah.openstreetmap.org/Tiles/maplint/",
-            "http://e.tah.openstreetmap.org/Tiles/maplint/",
-            "http://f.tah.openstreetmap.org/Tiles/maplint/"
+            "http://d.tah.openstreetmap.org/Tiles/maplint/${z}/${x}/${y}.png",
+            "http://e.tah.openstreetmap.org/Tiles/maplint/${z}/${x}/${y}.png",
+            "http://f.tah.openstreetmap.org/Tiles/maplint/${z}/${x}/${y}.png"
         ];
         options = OpenLayers.Util.extend({ numZoomLevels: 18, isBaseLayer: false, visibility: false }, options);
         var newArguments = [name, url, options];
-- 
2.43.2