1 /** 2 * The Render Engine 3 * IntervalTimer 4 * 5 * @fileoverview An interval timer which repeats until destroyed. 6 * 7 * @author: Brett Fattori (brettf@renderengine.com) 8 * @author: $Author: bfattori $ 9 * @version: $Revision: 1555 $ 10 * 11 * Copyright (c) 2011 Brett Fattori (brettf@renderengine.com) 12 * 13 * Permission is hereby granted, free of charge, to any person obtaining a copy 14 * of this software and associated documentation files (the "Software"), to deal 15 * in the Software without restriction, including without limitation the rights 16 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 17 * copies of the Software, and to permit persons to whom the Software is 18 * furnished to do so, subject to the following conditions: 19 * 20 * The above copyright notice and this permission notice shall be included in 21 * all copies or substantial portions of the Software. 22 * 23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 24 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 25 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 26 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 27 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 28 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 29 * THE SOFTWARE. 30 * 31 */ 32 33 // The class this file defines and its required classes 34 R.Engine.define({ 35 "class":"R.lang.IntervalTimer", 36 "requires":[ 37 "R.lang.AbstractTimer" 38 ] 39 }); 40 41 /** 42 * @class An extension of {@link R.lang.AbstractTimer} that wraps the <tt>window.setInterval</tt> method. 43 * @param name {String} The name of the timer 44 * @param interval {Number} The interval for the timer, in milliseconds 45 * @param callback {Function} The function to call when the interval is reached 46 * @extends R.lang.AbstractTimer 47 * @constructor 48 * @description Create an interval timer 49 */ 50 R.lang.IntervalTimer = function () { 51 "use strict"; 52 return R.lang.AbstractTimer.extend(/** @scope R.lang.IntervalTimer.prototype */{ 53 54 /** 55 * Cancel this interval timer. 56 */ 57 cancel:function () { 58 R.global.clearInterval(this.getTimer()); 59 this.base(); 60 }, 61 62 /** 63 * Cancel and destroy the interval timer. 64 */ 65 destroy:function () { 66 this.cancel(); 67 this.base(); 68 }, 69 70 /** 71 * Restart this interval timer. 72 */ 73 restart:function () { 74 this.setTimer(R.global.setInterval(this.getCallback(), this.getInterval())); 75 } 76 }, /** @scope R.lang.IntervalTimer.prototype */ { 77 78 /** 79 * Get the class name of this object 80 * @return {String} "R.lang.IntervalTimer" 81 */ 82 getClassName:function () { 83 return "R.lang.IntervalTimer"; 84 } 85 }); 86 87 }