| /* Copyright (c) 2006-2010 by OpenLayers Contributors (see authors.txt for | |
| * full list of contributors). Published under the Clear BSD license. | |
| * See http://svn.openlayers.org/trunk/openlayers/license.txt for the | |
| * full text of the license. */ | |
| /** | |
| * @requires OpenLayers/Filter.js | |
| */ | |
| /** | |
| * Class: OpenLayers.Filter.FeatureId | |
| * This class represents a ogc:FeatureId Filter, as being used for rule-based SLD | |
| * styling | |
| * | |
| * Inherits from | |
| * - <OpenLayers.Filter> | |
| */ | |
| OpenLayers.Filter.FeatureId = OpenLayers.Class(OpenLayers.Filter, { | |
| /** | |
| * APIProperty: fids | |
| * {Array(String)} Feature Ids to evaluate this rule against. To be passed | |
| * To be passed inside the params object. | |
| */ | |
| fids: null, | |
| /** | |
| * Constructor: OpenLayers.Filter.FeatureId | |
| * Creates an ogc:FeatureId rule. | |
| * | |
| * Parameters: | |
| * options - {Object} An optional object with properties to set on the | |
| * rule | |
| * | |
| * Returns: | |
| * {<OpenLayers.Filter.FeatureId>} | |
| */ | |
| initialize: function(options) { | |
| this.fids = []; | |
| OpenLayers.Filter.prototype.initialize.apply(this, [options]); | |
| }, | |
| /** | |
| * APIMethod: evaluate | |
| * evaluates this rule for a specific feature | |
| * | |
| * Parameters: | |
| * feature - {<OpenLayers.Feature>} feature to apply the rule to. | |
| * For vector features, the check is run against the fid, | |
| * for plain features against the id. | |
| * | |
| * Returns: | |
| * {Boolean} true if the rule applies, false if it does not | |
| */ | |
| evaluate: function(feature) { | |
| for (var i=0, len=this.fids.length; i<len; i++) { | |
| var fid = feature.fid || feature.id; | |
| if (fid == this.fids[i]) { | |
| return true; | |
| } | |
| } | |
| return false; | |
| }, | |
| /** | |
| * APIMethod: clone | |
| * Clones this filter. | |
| * | |
| * Returns: | |
| * {<OpenLayers.Filter.FeatureId>} Clone of this filter. | |
| */ | |
| clone: function() { | |
| var filter = new OpenLayers.Filter.FeatureId(); | |
| OpenLayers.Util.extend(filter, this); | |
| filter.fids = this.fids.slice(); | |
| return filter; | |
| }, | |
| CLASS_NAME: "OpenLayers.Filter.FeatureId" | |
| }); | |