r36945 MediaWiki - Code Review archive

Repository:MediaWiki
Revision:< r36944‎ | r36945 | r36946 >
Date:20:05, 2 July 2008
Author:jeluf
Status:old
Tags:
Comment:
Original OpenStreetMap.js with an additional line that tells the main loop that the javascript has been loaded
Modified paths:
  • /trunk/extensions/SlippyMap/OpenStreetMap.js (added) (history)

Diff [purge]

Index: trunk/extensions/SlippyMap/OpenStreetMap.js
——@@ -0,0 +1,214 @@
 2+/**
 3+ * Namespace: Util.OSM
 4+ */
 5+OpenLayers.Util.OSM = {};
 6+
 7+/**
 8+ * Constant: MISSING_TILE_URL
 9+ * {String} URL of image to display for missing tiles
 10+ */
 11+OpenLayers.Util.OSM.MISSING_TILE_URL = "http://openstreetmap.org/openlayers/img/404.png";
 12+
 13+/**
 14+ * Property: originalOnImageLoadError
 15+ * {Function} Original onImageLoadError function.
 16+ */
 17+OpenLayers.Util.OSM.originalOnImageLoadError = OpenLayers.Util.onImageLoadError;
 18+
 19+/**
 20+ * Function: onImageLoadError
 21+ */
 22+OpenLayers.Util.onImageLoadError = function() {
 23+ if (this.src.match(/^http:\/\/[abc]\.[a-z]+\.openstreetmap\.org\//)) {
 24+ this.src = OpenLayers.Util.OSM.MISSING_TILE_URL;
 25+ } else if (this.src.match(/^http:\/\/[def]\.tah\.openstreetmap\.org\//)) {
 26+ // do nothing - this layer is transparent
 27+ } else {
 28+ OpenLayers.Util.OSM.originalOnImageLoadError;
 29+ }
 30+};
 31+
 32+/**
 33+ * @requires OpenLayers/Layer/TMS.js
 34+ *
 35+ * Class: OpenLayers.Layer.OSM
 36+ *
 37+ * Inherits from:
 38+ * - <OpenLayers.Layer.TMS>
 39+ */
 40+OpenLayers.Layer.OSM = OpenLayers.Class(OpenLayers.Layer.TMS, {
 41+ /**
 42+ * Constructor: OpenLayers.Layer.OSM
 43+ *
 44+ * Parameters:
 45+ * name - {String}
 46+ * url - {String}
 47+ * options - {Object} Hashtable of extra options to tag onto the layer
 48+ */
 49+ initialize: function(name, url, options) {
 50+ options = OpenLayers.Util.extend({
 51+ attribution: "Data by <a href='http://openstreetmap.org/'>OpenStreetMap</a>",
 52+ maxExtent: new OpenLayers.Bounds(-20037508.34,-20037508.34,20037508.34,20037508.34),
 53+ maxResolution: 156543.0339,
 54+ units: "m",
 55+ projection: "EPSG:900913",
 56+ transitionEffect: "resize"
 57+ }, options);
 58+ var newArguments = [name, url, options];
 59+ OpenLayers.Layer.TMS.prototype.initialize.apply(this, newArguments);
 60+ },
 61+
 62+ /**
 63+ * Method: getUrl
 64+ *
 65+ * Parameters:
 66+ * bounds - {<OpenLayers.Bounds>}
 67+ *
 68+ * Returns:
 69+ * {String} A string with the layer's url and parameters and also the
 70+ * passed-in bounds and appropriate tile size specified as
 71+ * parameters
 72+ */
 73+ getURL: function (bounds) {
 74+ var res = this.map.getResolution();
 75+ var x = Math.round((bounds.left - this.maxExtent.left) / (res * this.tileSize.w));
 76+ var y = Math.round((this.maxExtent.top - bounds.top) / (res * this.tileSize.h));
 77+ var z = this.map.getZoom();
 78+ var limit = Math.pow(2, z);
 79+
 80+ if (y < 0 || y >= limit)
 81+ {
 82+ return OpenLayers.Util.OSM.MISSING_TILE_URL;
 83+ }
 84+ else
 85+ {
 86+ x = ((x % limit) + limit) % limit;
 87+
 88+ var url = this.url;
 89+ var path = z + "/" + x + "/" + y + ".png";
 90+
 91+ if (url instanceof Array)
 92+ {
 93+ url = this.selectUrl(path, url);
 94+ }
 95+
 96+ return url + path;
 97+ }
 98+ },
 99+
 100+ CLASS_NAME: "OpenLayers.Layer.OSM"
 101+});
 102+
 103+/**
 104+ * Class: OpenLayers.Layer.OSM.Mapnik
 105+ *
 106+ * Inherits from:
 107+ * - <OpenLayers.Layer.OSM>
 108+ */
 109+OpenLayers.Layer.OSM.Mapnik = OpenLayers.Class(OpenLayers.Layer.OSM, {
 110+ /**
 111+ * Constructor: OpenLayers.Layer.OSM.Mapnik
 112+ *
 113+ * Parameters:
 114+ * name - {String}
 115+ * options - {Object} Hashtable of extra options to tag onto the layer
 116+ */
 117+ initialize: function(name, options) {
 118+ var url = [
 119+ "http://a.tile.openstreetmap.org/",
 120+ "http://b.tile.openstreetmap.org/",
 121+ "http://c.tile.openstreetmap.org/"
 122+ ];
 123+ options = OpenLayers.Util.extend({ numZoomLevels: 19 }, options);
 124+ var newArguments = [name, url, options];
 125+ OpenLayers.Layer.OSM.prototype.initialize.apply(this, newArguments);
 126+ },
 127+
 128+ CLASS_NAME: "OpenLayers.Layer.OSM.Mapnik"
 129+});
 130+
 131+/**
 132+ * Class: OpenLayers.Layer.OSM.Osmarender
 133+ *
 134+ * Inherits from:
 135+ * - <OpenLayers.Layer.OSM>
 136+ */
 137+OpenLayers.Layer.OSM.Osmarender = OpenLayers.Class(OpenLayers.Layer.OSM, {
 138+ /**
 139+ * Constructor: OpenLayers.Layer.OSM.Osmarender
 140+ *
 141+ * Parameters:
 142+ * name - {String}
 143+ * options - {Object} Hashtable of extra options to tag onto the layer
 144+ */
 145+ initialize: function(name, options) {
 146+ var url = [
 147+ "http://a.tah.openstreetmap.org/Tiles/tile.php/",
 148+ "http://b.tah.openstreetmap.org/Tiles/tile.php/",
 149+ "http://c.tah.openstreetmap.org/Tiles/tile.php/"
 150+ ];
 151+ options = OpenLayers.Util.extend({ numZoomLevels: 18 }, options);
 152+ var newArguments = [name, url, options];
 153+ OpenLayers.Layer.OSM.prototype.initialize.apply(this, newArguments);
 154+ },
 155+
 156+ CLASS_NAME: "OpenLayers.Layer.OSM.Osmarender"
 157+});
 158+
 159+/**
 160+ * Class: OpenLayers.Layer.OSM.CycleMap
 161+ *
 162+ * Inherits from:
 163+ * - <OpenLayers.Layer.OSM>
 164+ */
 165+OpenLayers.Layer.OSM.CycleMap = OpenLayers.Class(OpenLayers.Layer.OSM, {
 166+ /**
 167+ * Constructor: OpenLayers.Layer.OSM.CycleMap
 168+ *
 169+ * Parameters:
 170+ * name - {String}
 171+ * options - {Object} Hashtable of extra options to tag onto the layer
 172+ */
 173+ initialize: function(name, options) {
 174+ var url = [
 175+ "http://a.thunderflames.org/tiles/cycle/",
 176+ "http://b.thunderflames.org/tiles/cycle/",
 177+ "http://c.thunderflames.org/tiles/cycle/"
 178+ ];
 179+ options = OpenLayers.Util.extend({ numZoomLevels: 17 }, options);
 180+ var newArguments = [name, url, options];
 181+ OpenLayers.Layer.OSM.prototype.initialize.apply(this, newArguments);
 182+ },
 183+
 184+ CLASS_NAME: "OpenLayers.Layer.OSM.CycleMap"
 185+});
 186+
 187+/**
 188+ * Class: OpenLayers.Layer.OSM.Maplint
 189+ *
 190+ * Inherits from:
 191+ * - <OpenLayers.Layer.OSM>
 192+ */
 193+OpenLayers.Layer.OSM.Maplint = OpenLayers.Class(OpenLayers.Layer.OSM, {
 194+ /**
 195+ * Constructor: OpenLayers.Layer.OSM.Maplint
 196+ *
 197+ * Parameters:
 198+ * name - {String}
 199+ * options - {Object} Hashtable of extra options to tag onto the layer
 200+ */
 201+ initialize: function(name, options) {
 202+ var url = [
 203+ "http://d.tah.openstreetmap.org/Tiles/maplint.php/",
 204+ "http://e.tah.openstreetmap.org/Tiles/maplint.php/",
 205+ "http://f.tah.openstreetmap.org/Tiles/maplint.php/"
 206+ ];
 207+ options = OpenLayers.Util.extend({ numZoomLevels: 18, isBaseLayer: false, visibility: false }, options);
 208+ var newArguments = [name, url, options];
 209+ OpenLayers.Layer.OSM.prototype.initialize.apply(this, newArguments);
 210+ },
 211+
 212+ CLASS_NAME: "OpenLayers.Layer.OSM.Maplint"
 213+});
 214+
 215+osm_fully_loaded = true;

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