1 /**
  2 * Point by Grant Skinner. Dec 5, 2010
  3 * Visit http://easeljs.com/ for documentation, updates and examples.
  4 *
  5 *
  6 * Copyright (c) 2010 Grant Skinner
  7 * 
  8 * Permission is hereby granted, free of charge, to any person
  9 * obtaining a copy of this software and associated documentation
 10 * files (the "Software"), to deal in the Software without
 11 * restriction, including without limitation the rights to use,
 12 * copy, modify, merge, publish, distribute, sublicense, and/or sell
 13 * copies of the Software, and to permit persons to whom the
 14 * Software is furnished to do so, subject to the following
 15 * conditions:
 16 * 
 17 * The above copyright notice and this permission notice shall be
 18 * included in all copies or substantial portions of the Software.
 19 * 
 20 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 21 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 22 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 23 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 24 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 25 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 26 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 27 * OTHER DEALINGS IN THE SOFTWARE.
 28 */
 29 
 30 
 31 
 32 /**
 33 * Constructs a new Point instance.
 34 * @param x X position. Default is 0.
 35 * @param y Y position. Default is 0.
 36 * @class Represents a point with x / y coordinates.
 37 */
 38 function Point(x, y) {
 39   this.initialize(x, y);
 40 this.prototype;
 41 	
 42 // public properties:
 43 	/** X position. */
 44 	this.x = 0;
 45 	/** Y position. */
 46 	this.y = 0;
 47 	
 48 // constructor:
 49 	/** @private */
 50 	this.initialize = function(x, y) {
 51 		this.x = (x == null ? 0 : x);
 52 		this.y = (y == null ? 0 : y);
 53 	}
 54 	
 55 // public methods:
 56 	/**
 57 	* Returns a clone of this Point.
 58 	*/
 59 	this.clone = function() {
 60 		return new Point(this.x, this.y);
 61 	}
 62 
 63 	/**
 64 	* Returns a string representation of this object.
 65 	*/
 66 	this.toString = function() {
 67 		return "[Point (x="+this.x+" y="+this.y+")]";
 68 	}
 69 	}