1 /**
  2  * The Render Engine
  3  * MouseInfo
  4  *
  5  * @fileoverview Data object which holds mouse information.
  6  *
  7  * @author: Brett Fattori (brettf@renderengine.com)
  8  *
  9  * @author: $Author: bfattori $
 10  * @version: $Revision: 1555 $
 11  *
 12  * Copyright (c) 2011 Brett Fattori (brettf@renderengine.com)
 13  *
 14  * Permission is hereby granted, free of charge, to any person obtaining a copy
 15  * of this software and associated documentation files (the "Software"), to deal
 16  * in the Software without restriction, including without limitation the rights
 17  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 18  * copies of the Software, and to permit persons to whom the Software is
 19  * furnished to do so, subject to the following conditions:
 20  *
 21  * The above copyright notice and this permission notice shall be included in
 22  * all copies or substantial portions of the Software.
 23  *
 24  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 25  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 26  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 27  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 28  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 29  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 30  * THE SOFTWARE.
 31  *
 32  */
 33 
 34 // The class this file defines and its required classes
 35 R.Engine.define({
 36     "class":"R.struct.TouchInfo",
 37     "requires":[
 38         "R.struct.MouseInfo",
 39         "R.struct.Touch"
 40     ]
 41 });
 42 
 43 /**
 44  * @class An object which contains information about touch gestures in relation to
 45  *        a rendering context.
 46  *
 47  * @extends R.struct.MouseInfo
 48  * @constructor
 49  * @description Creates a touch data structure.
 50  */
 51 R.struct.TouchInfo = function () {
 52     return R.struct.MouseInfo.extend(/** @scope R.struct.TouchInfo.prototype */{
 53 
 54         /**
 55          * All touches.  See {@link R.struct.Touch} for more info.
 56          * @type {Array}
 57          */
 58         touches:null,
 59 
 60         /** @private */
 61         constructor:function () {
 62             this.touches = [];
 63             this.base("TouchInfo");
 64         },
 65 
 66         /**
 67          * Release the collision data object back into the pool for reuse.
 68          */
 69         release:function () {
 70             this.base();
 71             this.touches = null;
 72         }
 73 
 74     }, {
 75         getClassName:function () {
 76             return "R.struct.TouchInfo";
 77         },
 78 
 79         /**
 80          * Process the touches and pass an array of touch objects to be handled by the
 81          * host object.
 82          * @private
 83          */
 84         processTouches:function (eventObj) {
 85             var touches = [];
 86             if (eventObj.touches) {
 87                 for (var i = 0; i < eventObj.touches.length; i++) {
 88                     touches.push(new R.struct.Touch(eventObj.touches[i]));
 89                 }
 90             }
 91             return touches;
 92         }
 93 
 94     });
 95 };
 96 
 97