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/*!
 * jQuery UI Resizable 1.13.2
 * http://jqueryui.com
 *
 * Copyright jQuery Foundation and other contributors
 * Released under the MIT license.
 * http://jquery.org/license
 */

//>>label: Resizable
//>>group: Interactions
//>>description: Enables resize functionality for any element.
//>>docs: http://api.jqueryui.com/resizable/
//>>demos: http://jqueryui.com/resizable/
//>>css.structure: ../../themes/base/core.css
//>>css.structure: ../../themes/base/resizable.css
//>>css.theme: ../../themes/base/theme.css

( function( factory ) {
    "use strict";

    if ( typeof define === "function" && define.amd ) {

        // AMD. Register as an anonymous module.
        define( [
            "jquery",
            "./mouse",
            "../disable-selection",
            "../plugin",
            "../version",
            "../widget"
        ], factory );
    } else {

        // Browser globals
        factory( jQuery );
    }
} )( function( $ ) {
    "use strict";

    $.widget( "ui.resizable", $.ui.mouse, {
        version: "1.13.2",
        widgetEventPrefix: "resize",
        options: {
            alsoResize: false,
            animate: false,
            animateDuration: "slow",
            animateEasing: "swing",
            aspectRatio: false,
            autoHide: false,
            classes: {
                "ui-resizable-se": "ui-icon ui-icon-gripsmall-diagonal-se"
            },
            containment: false,
            ghost: false,
            grid: false,
            handles: "e,s,se",
            helper: false,
            maxHeight: null,
            maxWidth: null,
            minHeight: 10,
            minWidth: 10,

            // See #7960
            zIndex: 90,

            // Callbacks
            resize: null,
            start: null,
            stop: null
        },

        _num: function( value ) {
            return parseFloat( value ) || 0;
        },

        _isNumber: function( value ) {
            return !isNaN( parseFloat( value ) );
        },

        _hasScroll: function( el, a ) {

            if ( $( el ).css( "overflow" ) === "hidden" ) {
                return false;
            }

            var scroll = ( a && a === "left" ) ? "scrollLeft" : "scrollTop",
                has = false;

            if ( el[ scroll ] > 0 ) {
                return true;
            }

            // TODO: determine which cases actually cause this to happen
            // if the element doesn't have the scroll set, see if it's possible to
            // set the scroll
            try {
                el[ scroll ] = 1;
                has = ( el[ scroll ] > 0 );
                el[ scroll ] = 0;
            } catch ( e ) {

                // `el` might be a string, then setting `scroll` will throw
                // an error in strict mode; ignore it.
            }
            return has;
        },

        _create: function() {

            var margins,
                o = this.options,
                that = this;
            this._addClass( "ui-resizable" );

            $.extend( this, {
                _aspectRatio: !!( o.aspectRatio ),
                aspectRatio: o.aspectRatio,
                originalElement: this.element,
                _proportionallyResizeElements: [],
                _helper: o.helper || o.ghost || o.animate ? o.helper || "ui-resizable-helper" : null
            } );

            // Wrap the element if it cannot hold child nodes
            if ( this.element[ 0 ].nodeName.match( /^(canvas|textarea|input|select|button|img)$/i ) ) {

                this.element.wrap(
                    $( "<div class='ui-wrapper'></div>" ).css( {
                        overflow: "hidden",
                        position: this.element.css( "position" ),
                        width: this.element.outerWidth(),
                        height: this.element.outerHeight(),
                        top: this.element.css( "top" ),
                        left: this.element.css( "left" )
                    } )
                );

                this.element = this.element.parent().data(
                    "ui-resizable", this.element.resizable( "instance" )
                );

                this.elementIsWrapper = true;

                margins = {
                    marginTop: this.originalElement.css( "marginTop" ),
                    marginRight: this.originalElement.css( "marginRight" ),
                    marginBottom: this.originalElement.css( "marginBottom" ),
                    marginLeft: this.originalElement.css( "marginLeft" )
                };

                this.element.css( margins );
                this.originalElement.css( "margin", 0 );

                // support: Safari
                // Prevent Safari textarea resize
                this.originalResizeStyle = this.originalElement.css( "resize" );
                this.originalElement.css( "resize", "none" );

                this._proportionallyResizeElements.push( this.originalElement.css( {
                    position: "static",
                    zoom: 1,
                    display: "block"
                } ) );

                // Support: IE9
                // avoid IE jump (hard set the margin)
                this.originalElement.css( margins );

                this._proportionallyResize();
            }

            this._setupHandles();

            if ( o.autoHide ) {
                $( this.element )
                    .on( "mouseenter", function() {
                        if ( o.disabled ) {
                            return;
                        }
                        that._removeClass( "ui-resizable-autohide" );
                        that._handles.show();
                    } )
                    .on( "mouseleave", function() {
                        if ( o.disabled ) {
                            return;
                        }
                        if ( !that.resizing ) {
                            that._addClass( "ui-resizable-autohide" );
                            that._handles.hide();
                        }
                    } );
            }

            this._mouseInit();
        },

        _destroy: function() {

            this._mouseDestroy();
            this._addedHandles.remove();

            var wrapper,
                _destroy = function( exp ) {
                    $( exp )
                        .removeData( "resizable" )
                        .removeData( "ui-resizable" )
                        .off( ".resizable" );
                };

            // TODO: Unwrap at same DOM position
            if ( this.elementIsWrapper ) {
                _destroy( this.element );
                wrapper = this.element;
                this.originalElement.css( {
                    position: wrapper.css( "position" ),
                    width: wrapper.outerWidth(),
                    height: wrapper.outerHeight(),
                    top: wrapper.css( "top" ),
                    left: wrapper.css( "left" )
                } ).insertAfter( wrapper );
                wrapper.remove();
            }

            this.originalElement.css( "resize", this.originalResizeStyle );
            _destroy( this.originalElement );

            return this;
        },

        _setOption: function( key, value ) {
            this._super( key, value );

            switch ( key ) {
                case "handles":
                    this._removeHandles();
                    this._setupHandles();
                    break;
                case "aspectRatio":
                    this._aspectRatio = !!value;
                    break;
                default:
                    break;
            }
        },

        _setupHandles: function() {
            var o = this.options, handle, i, n, hname, axis, that = this;
            this.handles = o.handles ||
                ( !$( ".ui-resizable-handle", this.element ).length ?
                    "e,s,se" : {
                        n: ".ui-resizable-n",
                        e: ".ui-resizable-e",
                        s: ".ui-resizable-s",
                        w: ".ui-resizable-w",
                        se: ".ui-resizable-se",
                        sw: ".ui-resizable-sw",
                        ne: ".ui-resizable-ne",
                        nw: ".ui-resizable-nw"
                    } );

            this._handles = $();
            this._addedHandles = $();
            if ( this.handles.constructor === String ) {

                if ( this.handles === "all" ) {
                    this.handles = "n,e,s,w,se,sw,ne,nw";
                }

                n = this.handles.split( "," );
                this.handles = {};

                for ( i = 0; i < n.length; i++ ) {

                    handle = String.prototype.trim.call( n[ i ] );
                    hname = "ui-resizable-" + handle;
                    axis = $( "<div>" );
                    this._addClass( axis, "ui-resizable-handle " + hname );

                    axis.css( { zIndex: o.zIndex } );

                    this.handles[ handle ] = ".ui-resizable-" + handle;
                    if ( !this.element.children( this.handles[ handle ] ).length ) {
                        this.element.append( axis );
                        this._addedHandles = this._addedHandles.add( axis );
                    }
                }

            }

            this._renderAxis = function( target ) {

                var i, axis, padPos, padWrapper;

                target = target || this.element;

                for ( i in this.handles ) {

                    if ( this.handles[ i ].constructor === String ) {
                        this.handles[ i ] = this.element.children( this.handles[ i ] ).first().show();
                    } else if ( this.handles[ i ].jquery || this.handles[ i ].nodeType ) {
                        this.handles[ i ] = $( this.handles[ i ] );
                        this._on( this.handles[ i ], { "mousedown": that._mouseDown } );
                    }

                    if ( this.elementIsWrapper &&
                        this.originalElement[ 0 ]
                            .nodeName
                            .match( /^(textarea|input|select|button)$/i ) ) {
                        axis = $( this.handles[ i ], this.element );

                        padWrapper = /sw|ne|nw|se|n|s/.test( i ) ?
                            axis.outerHeight() :
                            axis.outerWidth();

                        padPos = [ "padding",
                            /ne|nw|n/.test( i ) ? "Top" :
                                /se|sw|s/.test( i ) ? "Bottom" :
                                    /^e$/.test( i ) ? "Right" : "Left" ].join( "" );

                        target.css( padPos, padWrapper );

                        this._proportionallyResize();
                    }

                    this._handles = this._handles.add( this.handles[ i ] );
                }
            };

            // TODO: make renderAxis a prototype function
            this._renderAxis( this.element );

            this._handles = this._handles.add( this.element.find( ".ui-resizable-handle" ) );
            this._handles.disableSelection();

            this._handles.on( "mouseover", function() {
                if ( !that.resizing ) {
                    if ( this.className ) {
                        axis = this.className.match( /ui-resizable-(se|sw|ne|nw|n|e|s|w)/i );
                    }
                    that.axis = axis && axis[ 1 ] ? axis[ 1 ] : "se";
                }
            } );

            if ( o.autoHide ) {
                this._handles.hide();
                this._addClass( "ui-resizable-autohide" );
            }
        },

        _removeHandles: function() {
            this._addedHandles.remove();
        },

        _mouseCapture: function( event ) {
            var i, handle,
                capture = false;

            for ( i in this.handles ) {
                handle = $( this.handles[ i ] )[ 0 ];
                if ( handle === event.target || $.contains( handle, event.target ) ) {
                    capture = true;
                }
            }

            return !this.options.disabled && capture;
        },

        _mouseStart: function( event ) {

            var curleft, curtop, cursor,
                o = this.options,
                el = this.element;

            this.resizing = true;

            this._renderProxy();

            curleft = this._num( this.helper.css( "left" ) );
            curtop = this._num( this.helper.css( "top" ) );

            if ( o.containment ) {
                curleft += $( o.containment ).scrollLeft() || 0;
                curtop += $( o.containment ).scrollTop() || 0;
            }

            this.offset = this.helper.offset();
            this.position = { left: curleft, top: curtop };

            this.size = this._helper ? {
                width: this.helper.width(),
                height: this.helper.height()
            } : {
                width: el.width(),
                height: el.height()
            };

            this.originalSize = this._helper ? {
                width: el.outerWidth(),
                height: el.outerHeight()
            } : {
                width: el.width(),
                height: el.height()
            };

            this.sizeDiff = {
                width: el.outerWidth() - el.width(),
                height: el.outerHeight() - el.height()
            };

            this.originalPosition = { left: curleft, top: curtop };
            this.originalMousePosition = { left: event.pageX, top: event.pageY };

            this.aspectRatio = ( typeof o.aspectRatio === "number" ) ?
                o.aspectRatio :
                ( ( this.originalSize.width / this.originalSize.height ) || 1 );

            cursor = $( ".ui-resizable-" + this.axis ).css( "cursor" );
            $( "body" ).css( "cursor", cursor === "auto" ? this.axis + "-resize" : cursor );

            this._addClass( "ui-resizable-resizing" );
            this._propagate( "start", event );
            return true;
        },

        _mouseDrag: function( event ) {

            var data, props,
                smp = this.originalMousePosition,
                a = this.axis,
                dx = ( event.pageX - smp.left ) || 0,
                dy = ( event.pageY - smp.top ) || 0,
                trigger = this._change[ a ];

            this._updatePrevProperties();

            if ( !trigger ) {
                return false;
            }

            data = trigger.apply( this, [ event, dx, dy ] );

            this._updateVirtualBoundaries( event.shiftKey );
            if ( this._aspectRatio || event.shiftKey ) {
                data = this._updateRatio( data, event );
            }

            data = this._respectSize( data, event );

            this._updateCache( data );

            this._propagate( "resize", event );

            props = this._applyChanges();

            if ( !this._helper && this._proportionallyResizeElements.length ) {
                this._proportionallyResize();
            }

            if ( !$.isEmptyObject( props ) ) {
                this._updatePrevProperties();
                this._trigger( "resize", event, this.ui() );
                this._applyChanges();
            }

            return false;
        },

        _mouseStop: function( event ) {

            this.resizing = false;
            var pr, ista, soffseth, soffsetw, s, left, top,
                o = this.options, that = this;

            if ( this._helper ) {

                pr = this._proportionallyResizeElements;
                ista = pr.length && ( /textarea/i ).test( pr[ 0 ].nodeName );
                soffseth = ista && this._hasScroll( pr[ 0 ], "left" ) ? 0 : that.sizeDiff.height;
                soffsetw = ista ? 0 : that.sizeDiff.width;

                s = {
                    width: ( that.helper.width()  - soffsetw ),
                    height: ( that.helper.height() - soffseth )
                };
                left = ( parseFloat( that.element.css( "left" ) ) +
                    ( that.position.left - that.originalPosition.left ) ) || null;
                top = ( parseFloat( that.element.css( "top" ) ) +
                    ( that.position.top - that.originalPosition.top ) ) || null;

                if ( !o.animate ) {
                    this.element.css( $.extend( s, { top: top, left: left } ) );
                }

                that.helper.height( that.size.height );
                that.helper.width( that.size.width );

                if ( this._helper && !o.animate ) {
                    this._proportionallyResize();
                }
            }

            $( "body" ).css( "cursor", "auto" );

            this._removeClass( "ui-resizable-resizing" );

            this._propagate( "stop", event );

            if ( this._helper ) {
                this.helper.remove();
            }

            return false;

        },

        _updatePrevProperties: function() {
            this.prevPosition = {
                top: this.position.top,
                left: this.position.left
            };
            this.prevSize = {
                width: this.size.width,
                height: this.size.height
            };
        },

        _applyChanges: function() {
            var props = {};

            if ( this.position.top !== this.prevPosition.top ) {
                props.top = this.position.top + "px";
            }
            if ( this.position.left !== this.prevPosition.left ) {
                props.left = this.position.left + "px";
            }
            if ( this.size.width !== this.prevSize.width ) {
                props.width = this.size.width + "px";
            }
            if ( this.size.height !== this.prevSize.height ) {
                props.height = this.size.height + "px";
            }

            this.helper.css( props );

            return props;
        },

        _updateVirtualBoundaries: function( forceAspectRatio ) {
            var pMinWidth, pMaxWidth, pMinHeight, pMaxHeight, b,
                o = this.options;

            b = {
                minWidth: this._isNumber( o.minWidth ) ? o.minWidth : 0,
                maxWidth: this._isNumber( o.maxWidth ) ? o.maxWidth : Infinity,
                minHeight: this._isNumber( o.minHeight ) ? o.minHeight : 0,
                maxHeight: this._isNumber( o.maxHeight ) ? o.maxHeight : Infinity
            };

            if ( this._aspectRatio || forceAspectRatio ) {
                pMinWidth = b.minHeight * this.aspectRatio;
                pMinHeight = b.minWidth / this.aspectRatio;
                pMaxWidth = b.maxHeight * this.aspectRatio;
                pMaxHeight = b.maxWidth / this.aspectRatio;

                if ( pMinWidth > b.minWidth ) {
                    b.minWidth = pMinWidth;
                }
                if ( pMinHeight > b.minHeight ) {
                    b.minHeight = pMinHeight;
                }
                if ( pMaxWidth < b.maxWidth ) {
                    b.maxWidth = pMaxWidth;
                }
                if ( pMaxHeight < b.maxHeight ) {
                    b.maxHeight = pMaxHeight;
                }
            }
            this._vBoundaries = b;
        },

        _updateCache: function( data ) {
            this.offset = this.helper.offset();
            if ( this._isNumber( data.left ) ) {
                this.position.left = data.left;
            }
            if ( this._isNumber( data.top ) ) {
                this.position.top = data.top;
            }
            if ( this._isNumber( data.height ) ) {
                this.size.height = data.height;
            }
            if ( this._isNumber( data.width ) ) {
                this.size.width = data.width;
            }
        },

        _updateRatio: function( data ) {

            var cpos = this.position,
                csize = this.size,
                a = this.axis;

            if ( this._isNumber( data.height ) ) {
                data.width = ( data.height * this.aspectRatio );
            } else if ( this._isNumber( data.width ) ) {
                data.height = ( data.width / this.aspectRatio );
            }

            if ( a === "sw" ) {
                data.left = cpos.left + ( csize.width - data.width );
                data.top = null;
            }
            if ( a === "nw" ) {
                data.top = cpos.top + ( csize.height - data.height );
                data.left = cpos.left + ( csize.width - data.width );
            }

            return data;
        },

        _respectSize: function( data ) {

            var o = this._vBoundaries,
                a = this.axis,
                ismaxw = this._isNumber( data.width ) && o.maxWidth && ( o.maxWidth < data.width ),
                ismaxh = this._isNumber( data.height ) && o.maxHeight && ( o.maxHeight < data.height ),
                isminw = this._isNumber( data.width ) && o.minWidth && ( o.minWidth > data.width ),
                isminh = this._isNumber( data.height ) && o.minHeight && ( o.minHeight > data.height ),
                dw = this.originalPosition.left + this.originalSize.width,
                dh = this.originalPosition.top + this.originalSize.height,
                cw = /sw|nw|w/.test( a ), ch = /nw|ne|n/.test( a );
            if ( isminw ) {
                data.width = o.minWidth;
            }
            if ( isminh ) {
                data.height = o.minHeight;
            }
            if ( ismaxw ) {
                data.width = o.maxWidth;
            }
            if ( ismaxh ) {
                data.height = o.maxHeight;
            }

            if ( isminw && cw ) {
                data.left = dw - o.minWidth;
            }
            if ( ismaxw && cw ) {
                data.left = dw - o.maxWidth;
            }
            if ( isminh && ch ) {
                data.top = dh - o.minHeight;
            }
            if ( ismaxh && ch ) {
                data.top = dh - o.maxHeight;
            }

            // Fixing jump error on top/left - bug #2330
            if ( !data.width && !data.height && !data.left && data.top ) {
                data.top = null;
            } else if ( !data.width && !data.height && !data.top && data.left ) {
                data.left = null;
            }

            return data;
        },

        _getPaddingPlusBorderDimensions: function( element ) {
            var i = 0,
                widths = [],
                borders = [
                    element.css( "borderTopWidth" ),
                    element.css( "borderRightWidth" ),
                    element.css( "borderBottomWidth" ),
                    element.css( "borderLeftWidth" )
                ],
                paddings = [
                    element.css( "paddingTop" ),
                    element.css( "paddingRight" ),
                    element.css( "paddingBottom" ),
                    element.css( "paddingLeft" )
                ];

            for ( ; i < 4; i++ ) {
                widths[ i ] = ( parseFloat( borders[ i ] ) || 0 );
                widths[ i ] += ( parseFloat( paddings[ i ] ) || 0 );
            }

            return {
                height: widths[ 0 ] + widths[ 2 ],
                width: widths[ 1 ] + widths[ 3 ]
            };
        },

        _proportionallyResize: function() {

            if ( !this._proportionallyResizeElements.length ) {
                return;
            }

            var prel,
                i = 0,
                element = this.helper || this.element;

            for ( ; i < this._proportionallyResizeElements.length; i++ ) {

                prel = this._proportionallyResizeElements[ i ];

                // TODO: Seems like a bug to cache this.outerDimensions
                // considering that we are in a loop.
                if ( !this.outerDimensions ) {
                    this.outerDimensions = this._getPaddingPlusBorderDimensions( prel );
                }

                prel.css( {
                    height: ( element.height() - this.outerDimensions.height ) || 0,
                    width: ( element.width() - this.outerDimensions.width ) || 0
                } );

            }

        },

        _renderProxy: function() {

            var el = this.element, o = this.options;
            this.elementOffset = el.offset();

            if ( this._helper ) {

                this.helper = this.helper || $( "<div></div>" ).css( { overflow: "hidden" } );

                this._addClass( this.helper, this._helper );
                this.helper.css( {
                    width: this.element.outerWidth(),
                    height: this.element.outerHeight(),
                    position: "absolute",
                    left: this.elementOffset.left + "px",
                    top: this.elementOffset.top + "px",
                    zIndex: ++o.zIndex //TODO: Don't modify option
                } );

                this.helper
                    .appendTo( "body" )
                    .disableSelection();

            } else {
                this.helper = this.element;
            }

        },

        _change: {
            e: function( event, dx ) {
                return { width: this.originalSize.width + dx };
            },
            w: function( event, dx ) {
                var cs = this.originalSize, sp = this.originalPosition;
                return { left: sp.left + dx, width: cs.width - dx };
            },
            n: function( event, dx, dy ) {
                var cs = this.originalSize, sp = this.originalPosition;
                return { top: sp.top + dy, height: cs.height - dy };
            },
            s: function( event, dx, dy ) {
                return { height: this.originalSize.height + dy };
            },
            se: function( event, dx, dy ) {
                return $.extend( this._change.s.apply( this, arguments ),
                    this._change.e.apply( this, [ event, dx, dy ] ) );
            },
            sw: function( event, dx, dy ) {
                return $.extend( this._change.s.apply( this, arguments ),
                    this._change.w.apply( this, [ event, dx, dy ] ) );
            },
            ne: function( event, dx, dy ) {
                return $.extend( this._change.n.apply( this, arguments ),
                    this._change.e.apply( this, [ event, dx, dy ] ) );
            },
            nw: function( event, dx, dy ) {
                return $.extend( this._change.n.apply( this, arguments ),
                    this._change.w.apply( this, [ event, dx, dy ] ) );
            }
        },

        _propagate: function( n, event ) {
            $.ui.plugin.call( this, n, [ event, this.ui() ] );
            if ( n !== "resize" ) {
                this._trigger( n, event, this.ui() );
            }
        },

        plugins: {},

        ui: function() {
            return {
                originalElement: this.originalElement,
                element: this.element,
                helper: this.helper,
                position: this.position,
                size: this.size,
                originalSize: this.originalSize,
                originalPosition: this.originalPosition
            };
        }

    } );

    /*
     * Resizable Extensions
     */

    $.ui.plugin.add( "resizable", "animate", {

        stop: function( event ) {
            var that = $( this ).resizable( "instance" ),
                o = that.options,
                pr = that._proportionallyResizeElements,
                ista = pr.length && ( /textarea/i ).test( pr[ 0 ].nodeName ),
                soffseth = ista && that._hasScroll( pr[ 0 ], "left" ) ? 0 : that.sizeDiff.height,
                soffsetw = ista ? 0 : that.sizeDiff.width,
                style = {
                    width: ( that.size.width - soffsetw ),
                    height: ( that.size.height - soffseth )
                },
                left = ( parseFloat( that.element.css( "left" ) ) +
                    ( that.position.left - that.originalPosition.left ) ) || null,
                top = ( parseFloat( that.element.css( "top" ) ) +
                    ( that.position.top - that.originalPosition.top ) ) || null;

            that.element.animate(
                $.extend( style, top && left ? { top: top, left: left } : {} ), {
                    duration: o.animateDuration,
                    easing: o.animateEasing,
                    step: function() {

                        var data = {
                            width: parseFloat( that.element.css( "width" ) ),
                            height: parseFloat( that.element.css( "height" ) ),
                            top: parseFloat( that.element.css( "top" ) ),
                            left: parseFloat( that.element.css( "left" ) )
                        };

                        if ( pr && pr.length ) {
                            $( pr[ 0 ] ).css( { width: data.width, height: data.height } );
                        }

                        // Propagating resize, and updating values for each animation step
                        that._updateCache( data );
                        that._propagate( "resize", event );

                    }
                }
            );
        }

    } );

    $.ui.plugin.add( "resizable", "containment", {

        start: function() {
            var element, p, co, ch, cw, width, height,
                that = $( this ).resizable( "instance" ),
                o = that.options,
                el = that.element,
                oc = o.containment,
                ce = ( oc instanceof $ ) ?
                    oc.get( 0 ) :
                    ( /parent/.test( oc ) ) ? el.parent().get( 0 ) : oc;

            if ( !ce ) {
                return;
            }

            that.containerElement = $( ce );

            if ( /document/.test( oc ) || oc === document ) {
                that.containerOffset = {
                    left: 0,
                    top: 0
                };
                that.containerPosition = {
                    left: 0,
                    top: 0
                };

                that.parentData = {
                    element: $( document ),
                    left: 0,
                    top: 0,
                    width: $( document ).width(),
                    height: $( document ).height() || document.body.parentNode.scrollHeight
                };
            } else {
                element = $( ce );
                p = [];
                $( [ "Top", "Right", "Left", "Bottom" ] ).each( function( i, name ) {
                    p[ i ] = that._num( element.css( "padding" + name ) );
                } );

                that.containerOffset = element.offset();
                that.containerPosition = element.position();
                that.containerSize = {
                    height: ( element.innerHeight() - p[ 3 ] ),
                    width: ( element.innerWidth() - p[ 1 ] )
                };

                co = that.containerOffset;
                ch = that.containerSize.height;
                cw = that.containerSize.width;
                width = ( that._hasScroll( ce, "left" ) ? ce.scrollWidth : cw );
                height = ( that._hasScroll( ce ) ? ce.scrollHeight : ch );

                that.parentData = {
                    element: ce,
                    left: co.left,
                    top: co.top,
                    width: width,
                    height: height
                };
            }
        },

        resize: function( event ) {
            var woset, hoset, isParent, isOffsetRelative,
                that = $( this ).resizable( "instance" ),
                o = that.options,
                co = that.containerOffset,
                cp = that.position,
                pRatio = that._aspectRatio || event.shiftKey,
                cop = {
                    top: 0,
                    left: 0
                },
                ce = that.containerElement,
                continueResize = true;

            if ( ce[ 0 ] !== document && ( /static/ ).test( ce.css( "position" ) ) ) {
                cop = co;
            }

            if ( cp.left < ( that._helper ? co.left : 0 ) ) {
                that.size.width = that.size.width +
                    ( that._helper ?
                        ( that.position.left - co.left ) :
                        ( that.position.left - cop.left ) );

                if ( pRatio ) {
                    that.size.height = that.size.width / that.aspectRatio;
                    continueResize = false;
                }
                that.position.left = o.helper ? co.left : 0;
            }

            if ( cp.top < ( that._helper ? co.top : 0 ) ) {
                that.size.height = that.size.height +
                    ( that._helper ?
                        ( that.position.top - co.top ) :
                        that.position.top );

                if ( pRatio ) {
                    that.size.width = that.size.height * that.aspectRatio;
                    continueResize = false;
                }
                that.position.top = that._helper ? co.top : 0;
            }

            isParent = that.containerElement.get( 0 ) === that.element.parent().get( 0 );
            isOffsetRelative = /relative|absolute/.test( that.containerElement.css( "position" ) );

            if ( isParent && isOffsetRelative ) {
                that.offset.left = that.parentData.left + that.position.left;
                that.offset.top = that.parentData.top + that.position.top;
            } else {
                that.offset.left = that.element.offset().left;
                that.offset.top = that.element.offset().top;
            }

            woset = Math.abs( that.sizeDiff.width +
                ( that._helper ?
                    that.offset.left - cop.left :
                    ( that.offset.left - co.left ) ) );

            hoset = Math.abs( that.sizeDiff.height +
                ( that._helper ?
                    that.offset.top - cop.top :
                    ( that.offset.top - co.top ) ) );

            if ( woset + that.size.width >= that.parentData.width ) {
                that.size.width = that.parentData.width - woset;
                if ( pRatio ) {
                    that.size.height = that.size.width / that.aspectRatio;
                    continueResize = false;
                }
            }

            if ( hoset + that.size.height >= that.parentData.height ) {
                that.size.height = that.parentData.height - hoset;
                if ( pRatio ) {
                    that.size.width = that.size.height * that.aspectRatio;
                    continueResize = false;
                }
            }

            if ( !continueResize ) {
                that.position.left = that.prevPosition.left;
                that.position.top = that.prevPosition.top;
                that.size.width = that.prevSize.width;
                that.size.height = that.prevSize.height;
            }
        },

        stop: function() {
            var that = $( this ).resizable( "instance" ),
                o = that.options,
                co = that.containerOffset,
                cop = that.containerPosition,
                ce = that.containerElement,
                helper = $( that.helper ),
                ho = helper.offset(),
                w = helper.outerWidth() - that.sizeDiff.width,
                h = helper.outerHeight() - that.sizeDiff.height;

            if ( that._helper && !o.animate && ( /relative/ ).test( ce.css( "position" ) ) ) {
                $( this ).css( {
                    left: ho.left - cop.left - co.left,
                    width: w,
                    height: h
                } );
            }

            if ( that._helper && !o.animate && ( /static/ ).test( ce.css( "position" ) ) ) {
                $( this ).css( {
                    left: ho.left - cop.left - co.left,
                    width: w,
                    height: h
                } );
            }
        }
    } );

    $.ui.plugin.add( "resizable", "alsoResize", {

        start: function() {
            var that = $( this ).resizable( "instance" ),
                o = that.options;

            $( o.alsoResize ).each( function() {
                var el = $( this );
                el.data( "ui-resizable-alsoresize", {
                    width: parseFloat( el.width() ), height: parseFloat( el.height() ),
                    left: parseFloat( el.css( "left" ) ), top: parseFloat( el.css( "top" ) )
                } );
            } );
        },

        resize: function( event, ui ) {
            var that = $( this ).resizable( "instance" ),
                o = that.options,
                os = that.originalSize,
                op = that.originalPosition,
                delta = {
                    height: ( that.size.height - os.height ) || 0,
                    width: ( that.size.width - os.width ) || 0,
                    top: ( that.position.top - op.top ) || 0,
                    left: ( that.position.left - op.left ) || 0
                };

            $( o.alsoResize ).each( function() {
                var el = $( this ), start = $( this ).data( "ui-resizable-alsoresize" ), style = {},
                    css = el.parents( ui.originalElement[ 0 ] ).length ?
                        [ "width", "height" ] :
                        [ "width", "height", "top", "left" ];

                $.each( css, function( i, prop ) {
                    var sum = ( start[ prop ] || 0 ) + ( delta[ prop ] || 0 );
                    if ( sum && sum >= 0 ) {
                        style[ prop ] = sum || null;
                    }
                } );

                el.css( style );
            } );
        },

        stop: function() {
            $( this ).removeData( "ui-resizable-alsoresize" );
        }
    } );

    $.ui.plugin.add( "resizable", "ghost", {

        start: function() {

            var that = $( this ).resizable( "instance" ), cs = that.size;

            that.ghost = that.originalElement.clone();
            that.ghost.css( {
                opacity: 0.25,
                display: "block",
                position: "relative",
                height: cs.height,
                width: cs.width,
                margin: 0,
                left: 0,
                top: 0
            } );

            that._addClass( that.ghost, "ui-resizable-ghost" );

            // DEPRECATED
            // TODO: remove after 1.12
            if ( $.uiBackCompat !== false && typeof that.options.ghost === "string" ) {

                // Ghost option
                that.ghost.addClass( this.options.ghost );
            }

            that.ghost.appendTo( that.helper );

        },

        resize: function() {
            var that = $( this ).resizable( "instance" );
            if ( that.ghost ) {
                that.ghost.css( {
                    position: "relative",
                    height: that.size.height,
                    width: that.size.width
                } );
            }
        },

        stop: function() {
            var that = $( this ).resizable( "instance" );
            if ( that.ghost && that.helper ) {
                that.helper.get( 0 ).removeChild( that.ghost.get( 0 ) );
            }
        }

    } );

    $.ui.plugin.add( "resizable", "grid", {

        resize: function() {
            var outerDimensions,
                that = $( this ).resizable( "instance" ),
                o = that.options,
                cs = that.size,
                os = that.originalSize,
                op = that.originalPosition,
                a = that.axis,
                grid = typeof o.grid === "number" ? [ o.grid, o.grid ] : o.grid,
                gridX = ( grid[ 0 ] || 1 ),
                gridY = ( grid[ 1 ] || 1 ),
                ox = Math.round( ( cs.width - os.width ) / gridX ) * gridX,
                oy = Math.round( ( cs.height - os.height ) / gridY ) * gridY,
                newWidth = os.width + ox,
                newHeight = os.height + oy,
                isMaxWidth = o.maxWidth && ( o.maxWidth < newWidth ),
                isMaxHeight = o.maxHeight && ( o.maxHeight < newHeight ),
                isMinWidth = o.minWidth && ( o.minWidth > newWidth ),
                isMinHeight = o.minHeight && ( o.minHeight > newHeight );

            o.grid = grid;

            if ( isMinWidth ) {
                newWidth += gridX;
            }
            if ( isMinHeight ) {
                newHeight += gridY;
            }
            if ( isMaxWidth ) {
                newWidth -= gridX;
            }
            if ( isMaxHeight ) {
                newHeight -= gridY;
            }

            if ( /^(se|s|e)$/.test( a ) ) {
                that.size.width = newWidth;
                that.size.height = newHeight;
            } else if ( /^(ne)$/.test( a ) ) {
                that.size.width = newWidth;
                that.size.height = newHeight;
                that.position.top = op.top - oy;
            } else if ( /^(sw)$/.test( a ) ) {
                that.size.width = newWidth;
                that.size.height = newHeight;
                that.position.left = op.left - ox;
            } else {
                if ( newHeight - gridY <= 0 || newWidth - gridX <= 0 ) {
                    outerDimensions = that._getPaddingPlusBorderDimensions( this );
                }

                if ( newHeight - gridY > 0 ) {
                    that.size.height = newHeight;
                    that.position.top = op.top - oy;
                } else {
                    newHeight = gridY - outerDimensions.height;
                    that.size.height = newHeight;
                    that.position.top = op.top + os.height - newHeight;
                }
                if ( newWidth - gridX > 0 ) {
                    that.size.width = newWidth;
                    that.position.left = op.left - ox;
                } else {
                    newWidth = gridX - outerDimensions.width;
                    that.size.width = newWidth;
                    that.position.left = op.left + os.width - newWidth;
                }
            }
        }

    } );

    return $.ui.resizable;

} );