Move deprecated Layer.WFS and Tile.WFS into deprecated.js.
This commit is contained in:
Frederic Junod
@@ -1,192 +0,0 @@
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/* Copyright (c) 2006-2011 by OpenLayers Contributors (see authors.txt for
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* full list of contributors). Published under the Clear BSD license.
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* See http://svn.openlayers.org/trunk/openlayers/license.txt for the
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* full text of the license. */
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/**
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* @requires OpenLayers/Tile.js
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* @requires OpenLayers/Request/XMLHttpRequest.js
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*/
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/**
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* Class: OpenLayers.Tile.WFS
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* Instances of OpenLayers.Tile.WFS are used to manage the image tiles
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* used by various layers. Create a new image tile with the
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* <OpenLayers.Tile.WFS> constructor.
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*
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* Inherits from:
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* - <OpenLayers.Tile>
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*/
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OpenLayers.Tile.WFS = OpenLayers.Class(OpenLayers.Tile, {
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/**
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* Property: features
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* {Array(<OpenLayers.Feature>)} list of features in this tile
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*/
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features: null,
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/**
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* Property: url
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* {String}
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*/
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url: null,
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/**
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* Property: request
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* {<OpenLayers.Request.XMLHttpRequest>}
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*/
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request: null,
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/** TBD 3.0 - reorder the parameters to the init function to put URL
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* as last, so we can continue to call tile.initialize()
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* without changing the arguments.
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*
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* Constructor: OpenLayers.Tile.WFS
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* Constructor for a new <OpenLayers.Tile.WFS> instance.
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*
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* Parameters:
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* layer - {<OpenLayers.Layer>} layer that the tile will go in.
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* position - {<OpenLayers.Pixel>}
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* bounds - {<OpenLayers.Bounds>}
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* url - {<String>}
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* size - {<OpenLayers.Size>}
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*/
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initialize: function(layer, position, bounds, url, size) {
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OpenLayers.Tile.prototype.initialize.apply(this, arguments);
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this.url = url;
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this.features = [];
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},
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/**
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* APIMethod: destroy
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* nullify references to prevent circular references and memory leaks
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*/
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destroy: function() {
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OpenLayers.Tile.prototype.destroy.apply(this, arguments);
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this.destroyAllFeatures();
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this.features = null;
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this.url = null;
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if(this.request) {
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this.request.abort();
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//this.request.destroy();
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this.request = null;
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}
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},
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/**
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* Method: clear
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* Clear the tile of any bounds/position-related data so that it can
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* be reused in a new location.
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*/
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clear: function() {
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this.destroyAllFeatures();
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},
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/**
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* Method: draw
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* Check that a tile should be drawn, and load features for it.
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*/
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draw:function() {
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if (OpenLayers.Tile.prototype.draw.apply(this, arguments)) {
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if (this.isLoading) {
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//if already loading, send 'reload' instead of 'loadstart'.
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this.events.triggerEvent("reload");
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} else {
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this.isLoading = true;
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this.events.triggerEvent("loadstart");
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}
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this.loadFeaturesForRegion(this.requestSuccess);
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}
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},
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/**
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* Method: loadFeaturesForRegion
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* Abort any pending requests and issue another request for data.
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*
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* Input are function pointers for what to do on success and failure.
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*
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* Parameters:
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* success - {function}
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* failure - {function}
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*/
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loadFeaturesForRegion:function(success, failure) {
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if(this.request) {
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this.request.abort();
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}
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this.request = OpenLayers.Request.GET({
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url: this.url,
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success: success,
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failure: failure,
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scope: this
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});
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},
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/**
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* Method: requestSuccess
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* Called on return from request succcess. Adds results via
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* layer.addFeatures in vector mode, addResults otherwise.
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*
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* Parameters:
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* request - {<OpenLayers.Request.XMLHttpRequest>}
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*/
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requestSuccess:function(request) {
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if (this.features) {
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var doc = request.responseXML;
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if (!doc || !doc.documentElement) {
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doc = request.responseText;
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}
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if (this.layer.vectorMode) {
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this.layer.addFeatures(this.layer.formatObject.read(doc));
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} else {
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var xml = new OpenLayers.Format.XML();
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if (typeof doc == "string") {
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doc = xml.read(doc);
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}
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var resultFeatures = xml.getElementsByTagNameNS(
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doc, "http://www.opengis.net/gml", "featureMember"
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);
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this.addResults(resultFeatures);
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}
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}
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if (this.events) {
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this.events.triggerEvent("loadend");
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}
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//request produced with success, we can delete the request object.
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//this.request.destroy();
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this.request = null;
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},
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/**
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* Method: addResults
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* Construct new feature via layer featureClass constructor, and add to
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* this.features.
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*
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* Parameters:
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* results - {Object}
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*/
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addResults: function(results) {
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for (var i=0; i < results.length; i++) {
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var feature = new this.layer.featureClass(this.layer,
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results[i]);
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this.features.push(feature);
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}
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},
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/**
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* Method: destroyAllFeatures
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* Iterate through and call destroy() on each feature, removing it from
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* the local array
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*/
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destroyAllFeatures: function() {
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while(this.features.length > 0) {
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var feature = this.features.shift();
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feature.destroy();
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}
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},
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CLASS_NAME: "OpenLayers.Tile.WFS"
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}
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);
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