1 /****************************************************************************
  2  Copyright (c) 2008-2010 Ricardo Quesada
  3  Copyright (c) 2011-2012 cocos2d-x.org
  4  Copyright (c) 2013-2014 Chukong Technologies Inc.
  5 
  6  http://www.cocos2d-x.org
  7 
  8  Permission is hereby granted, free of charge, to any person obtaining a copy
  9  of this software and associated documentation files (the "Software"), to deal
 10  in the Software without restriction, including without limitation the rights
 11  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 12  copies of the Software, and to permit persons to whom the Software is
 13  furnished to do so, subject to the following conditions:
 14 
 15  The above copyright notice and this permission notice shall be included in
 16  all copies or substantial portions of the Software.
 17 
 18  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 19  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 20  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 21  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 22  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 23  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 24  THE SOFTWARE.
 25  ****************************************************************************/
 26 
 27 /**
 28  *<p> A transition which peels back the bottom right hand corner of a scene<br/>
 29  * to transition to the scene beneath it simulating a page turn.<br/></p>
 30  *
 31  * <p>This uses a 3DAction so it's strongly recommended that depth buffering<br/>
 32  * is turned on in cc.director using:</p>
 33  *
 34  * <p>cc.director.setDepthBufferFormat(kDepthBuffer16);</p>
 35  * @class
 36  * @extends cc.TransitionScene
 37  */
 38 cc.TransitionPageTurn = cc.TransitionScene.extend(/** @lends cc.TransitionPageTurn# */{
 39     /**
 40      * @type Boolean
 41      */
 42     _back:true,
 43     _className:"TransitionPageTurn",
 44 
 45     /**
 46      * Creates a base transition with duration and incoming scene.<br/>
 47      * If back is true then the effect is reversed to appear as if the incoming<br/>
 48      * scene is being turned from left over the outgoing scene.
 49      * @param {Number} t time in seconds
 50      * @param {cc.Scene} scene
 51      * @param {Boolean} backwards
 52      * @return {Boolean}
 53      */
 54     initWithDuration:function (t, scene, backwards) {
 55         // XXX: needed before [super init]
 56         this._back = backwards;
 57 
 58         if (cc.TransitionScene.prototype.initWithDuration.call(this, t, scene)) {
 59             // do something
 60         }
 61         return true;
 62     },
 63 
 64     /**
 65      * @param {cc.Size} vector
 66      * @return {cc.ReverseTime|cc.TransitionScene}
 67      */
 68     actionWithSize:function (vector) {
 69         if (this._back)
 70             return cc.ReverseTime.create(cc.PageTurn3D.create(this._duration, vector));        // Get hold of the PageTurn3DAction
 71         else
 72             return cc.PageTurn3D.create(this._duration, vector);     // Get hold of the PageTurn3DAction
 73     },
 74 
 75     /**
 76      * custom on enter
 77      */
 78     onEnter:function () {
 79         cc.TransitionScene.prototype.onEnter.call(this);
 80         var winSize = cc.director.getWinSize();
 81         var x, y;
 82         if (winSize.width > winSize.height) {
 83             x = 16;
 84             y = 12;
 85         } else {
 86             x = 12;
 87             y = 16;
 88         }
 89 
 90         var action = this.actionWithSize(cc.size(x, y));
 91 
 92         if (!this._back) {
 93             this._outScene.runAction( cc.Sequence.create(action,cc.CallFunc.create(this.finish, this),cc.StopGrid.create()));
 94         } else {
 95             // to prevent initial flicker
 96             this._inScene.visible = false;
 97             this._inScene.runAction(
 98                 cc.Sequence.create(cc.Show.create(),action, cc.CallFunc.create(this.finish, this), cc.StopGrid.create())
 99             );
100         }
101     },
102 
103     _sceneOrder:function () {
104         this._isInSceneOnTop = this._back;
105     }
106 });
107 
108 /**
109  * Creates a base transition with duration and incoming scene.<br/>
110  * If back is true then the effect is reversed to appear as if the incoming<br/>
111  * scene is being turned from left over the outgoing scene.
112  * @param {Number} t time in seconds
113  * @param {cc.Scene} scene
114  * @param {Boolean} backwards
115  * @return {cc.TransitionPageTurn}
116  * @example
117  * // Example
118  * var myTransition = cc.TransitionPageTurn.create(1.5, nextScene, true)//true means backwards
119  */
120 cc.TransitionPageTurn.create = function (t, scene, backwards) {
121     var transition = new cc.TransitionPageTurn();
122     transition.initWithDuration(t, scene, backwards);
123     return transition;
124 };
125