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Diffstat (limited to 'misc/openlayers/lib/OpenLayers/Strategy/Save.js')
| -rw-r--r-- | misc/openlayers/lib/OpenLayers/Strategy/Save.js | 231 |
1 files changed, 0 insertions, 231 deletions
diff --git a/misc/openlayers/lib/OpenLayers/Strategy/Save.js b/misc/openlayers/lib/OpenLayers/Strategy/Save.js deleted file mode 100644 index 2211e95..0000000 --- a/misc/openlayers/lib/OpenLayers/Strategy/Save.js +++ /dev/null @@ -1,231 +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/Strategy.js - */ - -/** - * Class: OpenLayers.Strategy.Save - * A strategy that commits newly created or modified features. By default - * the strategy waits for a call to <save> before persisting changes. By - * configuring the strategy with the <auto> option, changes can be saved - * automatically. - * - * Inherits from: - * - <OpenLayers.Strategy> - */ -OpenLayers.Strategy.Save = OpenLayers.Class(OpenLayers.Strategy, { - - /** - * APIProperty: events - * {<OpenLayers.Events>} An events object that handles all - * events on the strategy object. - * - * Register a listener for a particular event with the following syntax: - * (code) - * strategy.events.register(type, obj, listener); - * (end) - * - * Supported event types: - * start - Triggered before saving - * success - Triggered after a successful transaction - * fail - Triggered after a failed transaction - * - */ - - /** - * Property: events - * {<OpenLayers.Events>} Events instance for triggering this protocol - * events. - */ - events: null, - - /** - * APIProperty: auto - * {Boolean | Number} Auto-save. Default is false. If true, features will be - * saved immediately after being added to the layer and with each - * modification or deletion. If auto is a number, features will be - * saved on an interval provided by the value (in seconds). - */ - auto: false, - - /** - * Property: timer - * {Number} The id of the timer. - */ - timer: null, - - /** - * Constructor: OpenLayers.Strategy.Save - * Create a new Save strategy. - * - * Parameters: - * options - {Object} Optional object whose properties will be set on the - * instance. - */ - initialize: function(options) { - OpenLayers.Strategy.prototype.initialize.apply(this, [options]); - this.events = new OpenLayers.Events(this); - }, - - /** - * APIMethod: activate - * Activate the strategy. Register any listeners, do appropriate setup. - * - * Returns: - * {Boolean} The strategy was successfully activated. - */ - activate: function() { - var activated = OpenLayers.Strategy.prototype.activate.call(this); - if(activated) { - if(this.auto) { - if(typeof this.auto === "number") { - this.timer = window.setInterval( - OpenLayers.Function.bind(this.save, this), - this.auto * 1000 - ); - } else { - this.layer.events.on({ - "featureadded": this.triggerSave, - "afterfeaturemodified": this.triggerSave, - scope: this - }); - } - } - } - return activated; - }, - - /** - * APIMethod: deactivate - * Deactivate the strategy. Unregister any listeners, do appropriate - * tear-down. - * - * Returns: - * {Boolean} The strategy was successfully deactivated. - */ - deactivate: function() { - var deactivated = OpenLayers.Strategy.prototype.deactivate.call(this); - if(deactivated) { - if(this.auto) { - if(typeof this.auto === "number") { - window.clearInterval(this.timer); - } else { - this.layer.events.un({ - "featureadded": this.triggerSave, - "afterfeaturemodified": this.triggerSave, - scope: this - }); - } - } - } - return deactivated; - }, - - /** - * Method: triggerSave - * Registered as a listener. Calls save if a feature has insert, update, - * or delete state. - * - * Parameters: - * event - {Object} The event this function is listening for. - */ - triggerSave: function(event) { - var feature = event.feature; - if(feature.state === OpenLayers.State.INSERT || - feature.state === OpenLayers.State.UPDATE || - feature.state === OpenLayers.State.DELETE) { - this.save([event.feature]); - } - }, - - /** - * APIMethod: save - * Tell the layer protocol to commit unsaved features. If the layer - * projection differs from the map projection, features will be - * transformed into the layer projection before being committed. - * - * Parameters: - * features - {Array} Features to be saved. If null, then default is all - * features in the layer. Features are assumed to be in the map - * projection. - */ - save: function(features) { - if(!features) { - features = this.layer.features; - } - this.events.triggerEvent("start", {features:features}); - var remote = this.layer.projection; - var local = this.layer.map.getProjectionObject(); - if(!local.equals(remote)) { - var len = features.length; - var clones = new Array(len); - var orig, clone; - for(var i=0; i<len; ++i) { - orig = features[i]; - clone = orig.clone(); - clone.fid = orig.fid; - clone.state = orig.state; - if(orig.url) { - clone.url = orig.url; - } - clone._original = orig; - clone.geometry.transform(local, remote); - clones[i] = clone; - } - features = clones; - } - this.layer.protocol.commit(features, { - callback: this.onCommit, - scope: this - }); - }, - - /** - * Method: onCommit - * Called after protocol commit. - * - * Parameters: - * response - {<OpenLayers.Protocol.Response>} A response object. - */ - onCommit: function(response) { - var evt = {"response": response}; - if(response.success()) { - var features = response.reqFeatures; - // deal with inserts, updates, and deletes - var state, feature; - var destroys = []; - var insertIds = response.insertIds || []; - var j = 0; - for(var i=0, len=features.length; i<len; ++i) { - feature = features[i]; - // if projection was different, we may be dealing with clones - feature = feature._original || feature; - state = feature.state; - if(state) { - if(state == OpenLayers.State.DELETE) { - destroys.push(feature); - } else if(state == OpenLayers.State.INSERT) { - feature.fid = insertIds[j]; - ++j; - } - feature.state = null; - } - } - - if(destroys.length > 0) { - this.layer.destroyFeatures(destroys); - } - - this.events.triggerEvent("success", evt); - - } else { - this.events.triggerEvent("fail", evt); - } - }, - - CLASS_NAME: "OpenLayers.Strategy.Save" -}); |