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Diffstat (limited to 'misc/openlayers/lib/OpenLayers/Layer/TileCache.js')
-rw-r--r-- | misc/openlayers/lib/OpenLayers/Layer/TileCache.js | 140 |
1 files changed, 0 insertions, 140 deletions
diff --git a/misc/openlayers/lib/OpenLayers/Layer/TileCache.js b/misc/openlayers/lib/OpenLayers/Layer/TileCache.js deleted file mode 100644 index 5b336be..0000000 --- a/misc/openlayers/lib/OpenLayers/Layer/TileCache.js +++ /dev/null @@ -1,140 +0,0 @@ -/* Copyright (c) 2006-2013 by OpenLayers Contributors (see authors.txt for - * full list of contributors). Published under the 2-clause BSD license. - * See license.txt in the OpenLayers distribution or repository for the - * full text of the license. */ - - -/** - * @requires OpenLayers/Layer/Grid.js - */ - -/** - * Class: OpenLayers.Layer.TileCache - * A read only TileCache layer. Used to requests tiles cached by TileCache in - * a web accessible cache. This means that you have to pre-populate your - * cache before this layer can be used. It is meant only to read tiles - * created by TileCache, and not to make calls to TileCache for tile - * creation. Create a new instance with the - * <OpenLayers.Layer.TileCache> constructor. - * - * Inherits from: - * - <OpenLayers.Layer.Grid> - */ -OpenLayers.Layer.TileCache = OpenLayers.Class(OpenLayers.Layer.Grid, { - - /** - * APIProperty: isBaseLayer - * {Boolean} Treat this layer as a base layer. Default is true. - */ - isBaseLayer: true, - - /** - * APIProperty: format - * {String} Mime type of the images returned. Default is image/png. - */ - format: 'image/png', - - /** - * APIProperty: serverResolutions - * {Array} A list of all resolutions available on the server. Only set this - * property if the map resolutions differ from the server. This - * property serves two purposes. (a) <serverResolutions> can include - * resolutions that the server supports and that you don't want to - * provide with this layer. (b) The map can work with resolutions - * that aren't supported by the server, i.e. that aren't in - * <serverResolutions>. When the map is displayed in such a resolution - * data for the closest server-supported resolution is loaded and the - * layer div is stretched as necessary. - */ - serverResolutions: null, - - /** - * Constructor: OpenLayers.Layer.TileCache - * Create a new read only TileCache layer. - * - * Parameters: - * name - {String} Name of the layer displayed in the interface - * url - {String} Location of the web accessible cache (not the location of - * your tilecache script!) - * layername - {String} Layer name as defined in the TileCache - * configuration - * options - {Object} Optional object with properties to be set on the - * layer. Note that you should speficy your resolutions to match - * your TileCache configuration. This can be done by setting - * the resolutions array directly (here or on the map), by setting - * maxResolution and numZoomLevels, or by using scale based properties. - */ - initialize: function(name, url, layername, options) { - this.layername = layername; - OpenLayers.Layer.Grid.prototype.initialize.apply(this, - [name, url, {}, options]); - this.extension = this.format.split('/')[1].toLowerCase(); - this.extension = (this.extension == 'jpg') ? 'jpeg' : this.extension; - }, - - /** - * APIMethod: clone - * obj - {Object} - * - * Returns: - * {<OpenLayers.Layer.TileCache>} An exact clone of this - * <OpenLayers.Layer.TileCache> - */ - clone: function (obj) { - - if (obj == null) { - obj = new OpenLayers.Layer.TileCache(this.name, - this.url, - this.layername, - this.getOptions()); - } - - //get all additions from superclasses - obj = OpenLayers.Layer.Grid.prototype.clone.apply(this, [obj]); - - // copy/set any non-init, non-simple values here - - return obj; - }, - - /** - * 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.getServerResolution(); - var bbox = this.maxExtent; - var size = this.tileSize; - var tileX = Math.round((bounds.left - bbox.left) / (res * size.w)); - var tileY = Math.round((bounds.bottom - bbox.bottom) / (res * size.h)); - var tileZ = this.serverResolutions != null ? - OpenLayers.Util.indexOf(this.serverResolutions, res) : - this.map.getZoom(); - - var components = [ - this.layername, - OpenLayers.Number.zeroPad(tileZ, 2), - OpenLayers.Number.zeroPad(parseInt(tileX / 1000000), 3), - OpenLayers.Number.zeroPad((parseInt(tileX / 1000) % 1000), 3), - OpenLayers.Number.zeroPad((parseInt(tileX) % 1000), 3), - OpenLayers.Number.zeroPad(parseInt(tileY / 1000000), 3), - OpenLayers.Number.zeroPad((parseInt(tileY / 1000) % 1000), 3), - OpenLayers.Number.zeroPad((parseInt(tileY) % 1000), 3) + '.' + this.extension - ]; - var path = components.join('/'); - var url = this.url; - if (OpenLayers.Util.isArray(url)) { - url = this.selectUrl(path, url); - } - url = (url.charAt(url.length - 1) == '/') ? url : url + '/'; - return url + path; - }, - - CLASS_NAME: "OpenLayers.Layer.TileCache" -}); |