/**
 * @class Ext.Element
 */
Ext.Element.addMethods({
    
/**
     * Sets the element's box. Use getBox() on another element to get a box obj. If animate is true then width, height, x and y will be animated concurrently.
     * @param {Object} box The box to fill {x, y, width, height}
     * @param {Boolean} adjust (optional) Whether to adjust for box-model issues automatically
     * @param {Boolean/Object} animate (optional) true for the default animation or a standard Element animation config object
     * @return {Ext.Element} this
     */
    setBox : function(box, adjust, animate){
        var me = this,
        	w = box.width, 
        	h = box.height;
        if((adjust && !me.autoBoxAdjust) && !me.isBorderBox()){
           w -= (me.getBorderWidth("lr") + me.getPadding("lr"));
           h -= (me.getBorderWidth("tb") + me.getPadding("tb"));
        }
        me.setBounds(box.x, box.y, w, h, me.animTest.call(me, arguments, animate, 2));
        return me;
    },
    
    
/**
     * Return a box {x, y, width, height} that can be used to set another elements
     * size/location to match this element.
     * @param {Boolean} contentBox (optional) If true a box for the content of the element is returned.
     * @param {Boolean} local (optional) If true the element's left and top are returned instead of page x/y.
     * @return {Object} box An object in the format {x, y, width, height}
     */
	getBox : function(contentBox, local) {	    
	    var me = this,
        	xy,
        	left,
        	top,
        	getBorderWidth = me.getBorderWidth,
        	getPadding = me.getPadding, 
        	l,
        	r,
        	t,
        	b;
        if(!local){
            xy = me.getXY();
        }else{
            left = parseInt(me.getStyle("left"), 10) || 0;
            top = parseInt(me.getStyle("top"), 10) || 0;
            xy = [left, top];
        }
        var el = me.dom, w = el.offsetWidth, h = el.offsetHeight, bx;
        if(!contentBox){
            bx = {x: xy[0], y: xy[1], 0: xy[0], 1: xy[1], width: w, height: h};
        }else{
            l = getBorderWidth.call(me, "l") + getPadding.call(me, "l");
            r = getBorderWidth.call(me, "r") + getPadding.call(me, "r");
            t = getBorderWidth.call(me, "t") + getPadding.call(me, "t");
            b = getBorderWidth.call(me, "b") + getPadding.call(me, "b");
            bx = {x: xy[0]+l, y: xy[1]+t, 0: xy[0]+l, 1: xy[1]+t, width: w-(l+r), height: h-(t+b)};
        }
        bx.right = bx.x + bx.width;
        bx.bottom = bx.y + bx.height;
        return bx;
	},
	
    
/**
     * Move this element relative to its current position.
     * @param {String} direction Possible values are: "l" (or "left"), "r" (or "right"), "t" (or "top", or "up"), "b" (or "bottom", or "down").
     * @param {Number} distance How far to move the element in pixels
     * @param {Boolean/Object} animate (optional) true for the default animation or a standard Element animation config object
     * @return {Ext.Element} this
     */
     move : function(direction, distance, animate){
        var me = this,        	
        	xy = me.getXY(),
        	x = xy[0],
        	y = xy[1],        	
        	left = [x - distance, y],
        	right = [x + distance, y],
        	top = [x, y - distance],
        	bottom = [x, y + distance],
	       	hash = {
	        	l :	left,
	        	left : left,
	        	r : right,
	        	right : right,
	        	t : top,
	        	top : top,
	        	up : top,
	        	b : bottom, 
	        	bottom : bottom,
	        	down : bottom	        		
	        };
        
 	    direction = direction.toLowerCase();    
 	    me.moveTo(hash[direction][0], hash[direction][1], me.animTest.call(me, arguments, animate, 2));
    },
    
    
/**
     * Quick set left and top adding default units
     * @param {String} left The left CSS property value
     * @param {String} top The top CSS property value
     * @return {Ext.Element} this
     */
     setLeftTop : function(left, top){
	    var me = this,
	    	style = me.dom.style;
        style.left = me.addUnits(left);
        style.top = me.addUnits(top);
        return me;
    },
    
    
/**
     * Returns the region of the given element.
     * The element must be part of the DOM tree to have a region (display:none or elements not appended return false).
     * @return {Region} A Ext.lib.Region containing "top, left, bottom, right" member data.
     */
    getRegion : function(){
        return Ext.lib.Dom.getRegion(this.dom);
    },
    
    
/**
     * Sets the element's position and size in one shot. If animation is true then width, height, x and y will be animated concurrently.
     * @param {Number} x X value for new position (coordinates are page-based)
     * @param {Number} y Y value for new position (coordinates are page-based)
     * @param {Mixed} width The new width. This may be one of:

     * 
A Number specifying the new width in this Element's {@link #defaultUnit}s (by default, pixels)
     * 
A String used to set the CSS width style. Animation may not be used.
     * 
     * @param {Mixed} height The new height. This may be one of:

     * 
A Number specifying the new height in this Element's {@link #defaultUnit}s (by default, pixels)
     * 
A String used to set the CSS height style. Animation may not be used.
     * 
     * @param {Boolean/Object} animate (optional) true for the default animation or a standard Element animation config object
     * @return {Ext.Element} this
     */
    setBounds : function(x, y, width, height, animate){
	    var me = this;
        if (!animate || !me.anim) {
            me.setSize(width, height);
            me.setLocation(x, y);
        } else {
            me.anim({points: {to: [x, y]}, 
            		 width: {to: me.adjustWidth(width)}, 
            		 height: {to: me.adjustHeight(height)}},
                     me.preanim(arguments, 4), 
                     'motion');
        }
        return me;
    },

    
/**
     * Sets the element's position and size the specified region. If animation is true then width, height, x and y will be animated concurrently.
     * @param {Ext.lib.Region} region The region to fill
     * @param {Boolean/Object} animate (optional) true for the default animation or a standard Element animation config object
     * @return {Ext.Element} this
     */
    setRegion : function(region, animate) {
        return this.setBounds(region.left, region.top, region.right-region.left, region.bottom-region.top, this.animTest.call(this, arguments, animate, 1));
    }
});