    /**
     * Represents a 2D point with x and y properties, useful for comparison and instantiation
     * from an event:
     *
     *     var point = Ext.util.Point.fromEvent(e);
     *
     */
    Ext.define('Ext.util.Point', {

        /* Begin Definitions */
        extend: 'Ext.util.Region',

        statics: {

            /**
             * Returns a new instance of Ext.util.Point base on the pageX / pageY values of the given event
             * @static
             * @param {Ext.EventObject/Event} e The event
             * @return {Ext.util.Point}
             */
            fromEvent: function(e) {
                e = e.browserEvent || e;
                e = (e.changedTouches && e.changedTouches.length > 0) ? e.changedTouches[0] : e;
                return new this(e.pageX, e.pageY);
            }
        },

        /* End Definitions */

        /**
         * Creates a point from two coordinates.
         * @param {Number} x X coordinate.
         * @param {Number} y Y coordinate.
         */
        constructor: function(x, y) {
            this.callParent([y, x, y, x]);
        },

        /**
         * Returns a human-eye-friendly string that represents this point,
         * useful for debugging
         * @return {String}
         */
        toString: function() {
            return "Point[" + this.x + "," + this.y + "]";
        },

        /**
         * Compare this point and another point
         * @param {Ext.util.Point/Object} The point to compare with, either an instance
         * of Ext.util.Point or an object with left and top properties
         * @return {Boolean} Returns whether they are equivalent
         */
        equals: function(p) {
            return (this.x == p.x && this.y == p.y);
        },

        /**
         * Whether the given point is not away from this point within the given threshold amount.
         * @param {Ext.util.Point/Object} p The point to check with, either an instance
         * of Ext.util.Point or an object with left and top properties
         * @param {Object/Number} threshold Can be either an object with x and y properties or a number
         * @return {Boolean}
         */
        isWithin: function(p, threshold) {
            if (!Ext.isObject(threshold)) {
                threshold = {
                    x: threshold,
                    y: threshold
                };
            }

            return (this.x <= p.x + threshold.x && this.x >= p.x - threshold.x &&
                    this.y <= p.y + threshold.y && this.y >= p.y - threshold.y);
        },

        /**
         * Determins whether this Point contained by the passed Region, Component or element.
         * @param {Ext.util.Region/Ext.Component/Ext.dom.Element/HTMLElement} region The rectangle to checkthat this Point is within.
         * @param {Object/Number} threshold Can be either an object with x and y properties or a number
         * @return {Boolean}
         */
        isContainedBy: function(region) {
            if (!(region instanceof Ext.util.Region)) {
                region = Ext.get(region.el || region).getRegion();
            }
            return region.contains(this);
        },

        /**
         * Compare this point with another point when the x and y values of both points are rounded. E.g:
         * [100.3,199.8] will equals to [100, 200]
         * @param {Ext.util.Point/Object} p The point to compare with, either an instance
         * of Ext.util.Point or an object with x and y properties
         * @return {Boolean}
         */
        roundedEquals: function(p) {
            return (Math.round(this.x) == Math.round(p.x) && Math.round(this.y) == Math.round(p.y));
        }
    }, function() {
        /**
         * @method
         * Alias for {@link #translateBy}
         * @inheritdoc Ext.util.Region#translateBy
         */
        this.prototype.translate = Ext.util.Region.prototype.translateBy;
    });