1 /****************************************************************************
  2  Copyright (c) 2010-2012 cocos2d-x.org
  3  Copyright (c) 2008-2010 Ricardo Quesada
  4  Copyright (c) 2011      Zynga Inc.
  5 
  6  http://www.cocos2d-x.org
  7 
  8 
  9  Permission is hereby granted, free of charge, to any person obtaining a copy
 10  of this software and associated documentation files (the "Software"), to deal
 11  in the Software without restriction, including without limitation the rights
 12  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 13  copies of the Software, and to permit persons to whom the Software is
 14  furnished to do so, subject to the following conditions:
 15 
 16  The above copyright notice and this permission notice shall be included in
 17  all copies or substantial portions of the Software.
 18 
 19  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 20  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 21  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 22  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 23  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 24  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 25  THE SOFTWARE.
 26  ****************************************************************************/
 27 
 28 /**
 29  *
 30  * @type Object
 31  */
 32 cc.visibleRect = {
 33     _topLeft:cc.p(0,0),
 34     _topRight:cc.p(0,0),
 35     _top:cc.p(0,0),
 36     _bottomLeft:cc.p(0,0),
 37     _bottomRight:cc.p(0,0),
 38     _bottom:cc.p(0,0),
 39     _center:cc.p(0,0),
 40     _left:cc.p(0,0),
 41     _right:cc.p(0,0),
 42     _width:0,
 43     _height:0,
 44     init:function(size){
 45         this._width = size.width;
 46         this._height = size.height;
 47 
 48         var w = this._width;
 49         var h = this._height;
 50 
 51         //top
 52         this._topLeft.y = h;
 53         this._topRight.x = w;
 54         this._topRight.y = h;
 55         this._top.x = w/2;
 56         this._top.y = h;
 57 
 58         //bottom
 59         this._bottomRight.x = w;
 60         this._bottom.x = w/2;
 61 
 62         //center
 63         this._center.x = w/2;
 64         this._center.y = h/2;
 65 
 66         //left
 67         this._left.y = h/2;
 68 
 69         //right
 70         this._right.x = w;
 71         this._right.y = h/2;
 72     }
 73 };
 74 
 75 /** @expose */
 76 cc.visibleRect.width;
 77 cc.defineGetterSetter(cc.visibleRect, "width", function(){
 78     return this._width;
 79 });
 80 /** @expose */
 81 cc.visibleRect.height;
 82 cc.defineGetterSetter(cc.visibleRect, "height", function(){
 83     return this._height;
 84 });
 85 /** @expose */
 86 cc.visibleRect.topLeft;
 87 cc.defineGetterSetter(cc.visibleRect, "topLeft", function(){
 88     return this._topLeft;
 89 });
 90 /** @expose */
 91 cc.visibleRect.topRight;
 92 cc.defineGetterSetter(cc.visibleRect, "topRight", function(){
 93     return this._topRight;
 94 });
 95 /** @expose */
 96 cc.visibleRect.top;
 97 cc.defineGetterSetter(cc.visibleRect, "top", function(){
 98     return this._top;
 99 });
100 /** @expose */
101 cc.visibleRect.bottomLeft;
102 cc.defineGetterSetter(cc.visibleRect, "bottomLeft", function(){
103     return this._bottomLeft;
104 });
105 /** @expose */
106 cc.visibleRect.bottomRight;
107 cc.defineGetterSetter(cc.visibleRect, "bottomRight", function(){
108     return this._bottomRight;
109 });
110 /** @expose */
111 cc.visibleRect.bottom;
112 cc.defineGetterSetter(cc.visibleRect, "bottom", function(){
113     return this._bottom;
114 });
115 /** @expose */
116 cc.visibleRect.center;
117 cc.defineGetterSetter(cc.visibleRect, "center", function(){
118     return this._center;
119 });
120 /** @expose */
121 cc.visibleRect.left;
122 cc.defineGetterSetter(cc.visibleRect, "left", function(){
123     return this._left;
124 });
125 /** @expose */
126 cc.visibleRect.right;
127 cc.defineGetterSetter(cc.visibleRect, "right", function(){
128     return this._right;
129 });