1 /**************************************************************************** 2 Copyright (c) 2010-2012 cocos2d-x.org 3 Copyright (C) 2010 Lam Pham 4 5 http://www.cocos2d-x.org 6 7 Permission is hereby granted, free of charge, to any person obtaining a copy 8 of this software and associated documentation files (the "Software"), to deal 9 in the Software without restriction, including without limitation the rights 10 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 11 copies of the Software, and to permit persons to whom the Software is 12 furnished to do so, subject to the following conditions: 13 14 The above copyright notice and this permission notice shall be included in 15 all copies or substantial portions of the Software. 16 17 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 18 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 19 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 20 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 21 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 22 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 23 THE SOFTWARE. 24 ****************************************************************************/ 25 26 /** 27 * Progress to percentage 28 * @class 29 * @extends cc.ActionInterval 30 */ 31 cc.ProgressTo = cc.ActionInterval.extend(/** @lends cc.ProgressTo# */{ 32 _to:0, 33 _from:0, 34 35 ctor: function(){ 36 cc.ActionInterval.prototype.ctor.call(this); 37 this._to = 0; 38 this._from = 0; 39 }, 40 41 /** Initializes with a duration and a percent 42 * @param {Number} duration duration in seconds 43 * @param {Number} percent 44 * @return {Boolean} 45 */ 46 initWithDuration:function (duration, percent) { 47 if (cc.ActionInterval.prototype.initWithDuration.call(this, duration)) { 48 this._to = percent; 49 return true; 50 } 51 return false; 52 }, 53 54 clone:function(){ 55 var action = new cc.ProgressTo(); 56 action.initWithDuration(this._duration, this._to); 57 return action; 58 }, 59 60 reverse: function(){ 61 cc.Assert(false, "reverse() not supported in ProgressTo"); 62 return null; 63 }, 64 65 /** 66 * @param {cc.Node} target 67 */ 68 startWithTarget:function (target) { 69 cc.ActionInterval.prototype.startWithTarget.call(this, target); 70 this._from = target.getPercentage(); 71 72 // XXX: Is this correct ? 73 // Adding it to support CCRepeat 74 if (this._from == 100) 75 this._from = 0; 76 }, 77 78 /** 79 * @param {Number} time time in seconds 80 */ 81 update:function (time) { 82 if (this._target instanceof cc.ProgressTimer) 83 this._target.setPercentage(this._from + (this._to - this._from) * time); 84 } 85 }); 86 87 /** Creates and initializes with a duration and a percent 88 * @param {Number} duration duration in seconds 89 * @param {Number} percent 90 * @return {cc.ProgressTo} 91 * @example 92 * // example 93 * var to = cc.ProgressTo.create(2, 100); 94 * 95 */ 96 cc.ProgressTo.create = function (duration, percent) { 97 var progressTo = new cc.ProgressTo(); 98 progressTo.initWithDuration(duration, percent); 99 return progressTo; 100 }; 101 102 /** 103 * Progress from a percentage to another percentage 104 * @class 105 * @extends cc.ActionInterval 106 */ 107 cc.ProgressFromTo = cc.ActionInterval.extend(/** @lends cc.ProgressFromTo# */{ 108 _to:0, 109 _from:0, 110 111 ctor:function(){ 112 cc.ActionInterval.prototype.ctor.call(this); 113 this._to = 0; 114 this._from = 0; 115 }, 116 117 /** Initializes the action with a duration, a "from" percentage and a "to" percentage 118 * @param {Number} duration duration in seconds 119 * @param {Number} fromPercentage 120 * @param {Number} toPercentage 121 * @return {Boolean} 122 */ 123 initWithDuration:function (duration, fromPercentage, toPercentage) { 124 if (cc.ActionInterval.prototype.initWithDuration.call(this, duration)) { 125 this._to = toPercentage; 126 this._from = fromPercentage; 127 return true; 128 } 129 return false; 130 }, 131 132 clone:function(){ 133 var action = new cc.ProgressFromTo(); 134 action.initWithDuration(this._duration, this._from, this._to); 135 return action; 136 }, 137 138 /** 139 * @return {cc.ActionInterval} 140 */ 141 reverse:function () { 142 return cc.ProgressFromTo.create(this._duration, this._to, this._from); 143 }, 144 145 /** 146 * @param {cc.Node} target 147 */ 148 startWithTarget:function (target) { 149 cc.ActionInterval.prototype.startWithTarget.call(this, target); 150 }, 151 152 /** 153 * @param {Number} time time in seconds 154 */ 155 update:function (time) { 156 if (this._target instanceof cc.ProgressTimer) 157 this._target.setPercentage(this._from + (this._to - this._from) * time); 158 } 159 }); 160 161 /** Creates and initializes the action with a duration, a "from" percentage and a "to" percentage 162 * @param {Number} duration duration in seconds 163 * @param {Number} fromPercentage 164 * @param {Number} toPercentage 165 * @return {cc.ProgressFromTo} 166 * @example 167 * // example 168 * var fromTO = cc.ProgressFromTo.create(2, 100.0, 0.0); 169 */ 170 cc.ProgressFromTo.create = function (duration, fromPercentage, toPercentage) { 171 var progressFromTo = new cc.ProgressFromTo(); 172 progressFromTo.initWithDuration(duration, fromPercentage, toPercentage); 173 return progressFromTo; 174 }; 175