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href="Phaser.Tween.html">Tween</a> </li> <li class="class-depth-1"> <a href="Phaser.TweenManager.html">TweenManager</a> </li> <li class="class-depth-1"> <a href="Phaser.Utils.html">Utils</a> </li> <li class="class-depth-2"> <a href="Phaser.Utils.Debug.html">Debug</a> </li> <li class="class-depth-1"> <a href="Phaser.World.html">World</a> </li> </ul> </li> </ul> </div> </div> <div class="row-fluid"> <div class="span12"> <div id="main"> <h1 class="page-title">Source: core/SignalBinding.js</h1> <section> <article> <pre class="sunlight-highlight-javascript linenums">/** * @author Richard Davey <rich@photonstorm.com> * @copyright 2014 Photon Storm Ltd. * @license {@link https://github.com/photonstorm/phaser/blob/master/license.txt|MIT License} */ /** * @class Phaser.SignalBinding * @classdesc Object that represents a binding between a Signal and a listener function. * This is an internal constructor and shouldn't be called by regular users. * Inspired by Joa Ebert AS3 SignalBinding and Robert Penner's Slot classes. * * @author Miller Medeiros http://millermedeiros.github.com/js-signals/ * @constructor * @param {Phaser.Signal} signal - Reference to Signal object that listener is currently bound to. * @param {function} listener - Handler function bound to the signal. * @param {boolean} isOnce - If binding should be executed just once. * @param {object} [listenerContext] - Context on which listener will be executed (object that should represent the `this` variable inside listener function). * @param {number} [priority] - The priority level of the event listener. (default = 0). */ Phaser.SignalBinding = function (signal, listener, isOnce, listenerContext, priority) { /** * @property {Phaser.Game} _listener - Handler function bound to the signal. * @private */ this._listener = listener; /** * @property {boolean} _isOnce - If binding should be executed just once. * @private */ this._isOnce = isOnce; /** * @property {object|undefined|null} context - Context on which listener will be executed (object that should represent the `this` variable inside listener function). */ this.context = listenerContext; /** * @property {Phaser.Signal} _signal - Reference to Signal object that listener is currently bound to. * @private */ this._signal = signal; /** * @property {number} _priority - Listener priority. * @private */ this._priority = priority || 0; }; Phaser.SignalBinding.prototype = { /** * If binding is active and should be executed. * @property {boolean} active * @default */ active: true, /** * Default parameters passed to listener during `Signal.dispatch` and `SignalBinding.execute` (curried parameters). * @property {array|null} params * @default */ params: null, /** * Call listener passing arbitrary parameters. * If binding was added using `Signal.addOnce()` it will be automatically removed from signal dispatch queue, this method is used internally for the signal dispatch. * @method Phaser.SignalBinding#execute * @param {array} [paramsArr] - Array of parameters that should be passed to the listener. * @return {any} Value returned by the listener. */ execute: function(paramsArr) { var handlerReturn, params; if (this.active && !!this._listener) { params = this.params ? this.params.concat(paramsArr) : paramsArr; handlerReturn = this._listener.apply(this.context, params); if (this._isOnce) { this.detach(); } } return handlerReturn; }, /** * Detach binding from signal. * alias to: @see mySignal.remove(myBinding.getListener()); * @method Phaser.SignalBinding#detach * @return {function|null} Handler function bound to the signal or `null` if binding was previously detached. */ detach: function () { return this.isBound() ? this._signal.remove(this._listener, this.context) : null; }, /** * @method Phaser.SignalBinding#isBound * @return {boolean} True if binding is still bound to the signal and has a listener. */ isBound: function () { return (!!this._signal && !!this._listener); }, /** * @method Phaser.SignalBinding#isOnce * @return {boolean} If SignalBinding will only be executed once. */ isOnce: function () { return this._isOnce; }, /** * @method Phaser.SignalBinding#getListener * @return {Function} Handler function bound to the signal. */ getListener: function () { return this._listener; }, /** * @method Phaser.SignalBinding#getSignal * @return {Signal} Signal that listener is currently bound to. */ getSignal: function () { return this._signal; }, /** * @method Phaser.SignalBinding#_destroy * Delete instance properties * @private */ _destroy: function () { delete this._signal; delete this._listener; delete this.context; }, /** * @method Phaser.SignalBinding#toString * @return {string} String representation of the object. */ toString: function () { return '[Phaser.SignalBinding isOnce:' + this._isOnce +', isBound:'+ this.isBound() +', active:' + this.active + ']'; } }; Phaser.SignalBinding.prototype.constructor = Phaser.SignalBinding; </pre> </article> </section> </div> <div class="clearfix"></div> <footer> <span class="copyright"> Phaser Copyright © 2012-2014 Photon Storm Ltd. </span> <br /> <span class="jsdoc-message"> Documentation generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.3.0-dev</a> on Tue May 20 2014 10:05:50 GMT+0100 (BST) using the <a href="https://github.com/terryweiss/docstrap">DocStrap template</a>. </span> </footer> </div> <br clear="both"> </div> </div> <script src="scripts/sunlight.js"></script> <script src="scripts/sunlight.javascript.js"></script> <script src="scripts/sunlight-plugin.doclinks.js"></script> <script src="scripts/sunlight-plugin.linenumbers.js"></script> <script src="scripts/sunlight-plugin.menu.js"></script> <script src="scripts/jquery.min.js"></script> <script src="scripts/jquery.scrollTo.js"></script> <script src="scripts/jquery.localScroll.js"></script> <script src="scripts/bootstrap-dropdown.js"></script> <script src="scripts/toc.js"></script> <script> Sunlight.highlightAll({lineNumbers:true, showMenu: true, enableDoclinks :true}); </script> <script> $( function () { $( "#toc" ).toc( { anchorName : function(i, heading, prefix) { return $(heading).attr("id") || ( prefix + i ); }, selectors : "h1,h2,h3,h4", showAndHide : false, scrollTo : 60 } ); $( "#toc>ul" ).addClass( "nav nav-pills nav-stacked" ); $( "#main span[id^='toc']" ).addClass( "toc-shim" ); } ); </script> </body> </html>