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

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This commit is contained in:
Tom Hughes 2009-06-26 11:27:56 +00:00
parent ee7c6cf42f
commit 7bb0a73aea
1 changed files with 12 additions and 83 deletions
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95
public/openlayers/OpenStreetMap.js
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@ -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 * Class: OpenLayers.Layer.OSM.Mapnik
* *
@ -115,9 +44,9 @@ OpenLayers.Layer.OSM.Mapnik = OpenLayers.Class(OpenLayers.Layer.OSM, {
*/ */
initialize: function(name, options) { initialize: function(name, options) {
var url = [ var url = [
"http://a.tile.openstreetmap.org/", "http://a.tile.openstreetmap.org/${z}/${x}/${y}.png",
"http://b.tile.openstreetmap.org/", "http://b.tile.openstreetmap.org/${z}/${x}/${y}.png",
"http://c.tile.openstreetmap.org/" "http://c.tile.openstreetmap.org/${z}/${x}/${y}.png"
]; ];
options = OpenLayers.Util.extend({ numZoomLevels: 19 }, options); options = OpenLayers.Util.extend({ numZoomLevels: 19 }, options);
var newArguments = [name, url, options]; var newArguments = [name, url, options];
@ -143,9 +72,9 @@ OpenLayers.Layer.OSM.Osmarender = OpenLayers.Class(OpenLayers.Layer.OSM, {
*/ */
initialize: function(name, options) { initialize: function(name, options) {
var url = [ var url = [
"http://a.tah.openstreetmap.org/Tiles/tile/", "http://a.tah.openstreetmap.org/Tiles/tile/${z}/${x}/${y}.png",
"http://b.tah.openstreetmap.org/Tiles/tile/", "http://b.tah.openstreetmap.org/Tiles/tile/${z}/${x}/${y}.png",
"http://c.tah.openstreetmap.org/Tiles/tile/" "http://c.tah.openstreetmap.org/Tiles/tile/${z}/${x}/${y}.png"
]; ];
options = OpenLayers.Util.extend({ numZoomLevels: 18 }, options); options = OpenLayers.Util.extend({ numZoomLevels: 18 }, options);
var newArguments = [name, url, options]; var newArguments = [name, url, options];
@ -171,9 +100,9 @@ OpenLayers.Layer.OSM.CycleMap = OpenLayers.Class(OpenLayers.Layer.OSM, {
*/ */
initialize: function(name, options) { initialize: function(name, options) {
var url = [ var url = [
"http://a.andy.sandbox.cloudmade.com/tiles/cycle/", "http://a.andy.sandbox.cloudmade.com/tiles/cycle/${z}/${x}/${y}.png",
"http://b.andy.sandbox.cloudmade.com/tiles/cycle/", "http://b.andy.sandbox.cloudmade.com/tiles/cycle/${z}/${x}/${y}.png",
"http://c.andy.sandbox.cloudmade.com/tiles/cycle/" "http://c.andy.sandbox.cloudmade.com/tiles/cycle/${z}/${x}/${y}.png"
]; ];
options = OpenLayers.Util.extend({ numZoomLevels: 19 }, options); options = OpenLayers.Util.extend({ numZoomLevels: 19 }, options);
var newArguments = [name, url, options]; var newArguments = [name, url, options];
@ -199,9 +128,9 @@ OpenLayers.Layer.OSM.Maplint = OpenLayers.Class(OpenLayers.Layer.OSM, {
*/ */
initialize: function(name, options) { initialize: function(name, options) {
var url = [ var url = [
"http://d.tah.openstreetmap.org/Tiles/maplint/", "http://d.tah.openstreetmap.org/Tiles/maplint/${z}/${x}/${y}.png",
"http://e.tah.openstreetmap.org/Tiles/maplint/", "http://e.tah.openstreetmap.org/Tiles/maplint/${z}/${x}/${y}.png",
"http://f.tah.openstreetmap.org/Tiles/maplint/" "http://f.tah.openstreetmap.org/Tiles/maplint/${z}/${x}/${y}.png"
]; ];
options = OpenLayers.Util.extend({ numZoomLevels: 18, isBaseLayer: false, visibility: false }, options); options = OpenLayers.Util.extend({ numZoomLevels: 18, isBaseLayer: false, visibility: false }, options);
var newArguments = [name, url, options]; var newArguments = [name, url, options];