adobe/brackets

/*!
 * jQuery UI Effects Clip @VERSION
 *
 * Copyright 2012, AUTHORS.txt (http://jqueryui.com/about)
 * Dual licensed under the MIT or GPL Version 2 licenses.
 * http://jquery.org/license
 *
 * http://docs.jquery.com/UI/Effects/Clip
 *
 * Depends:
 *    jquery.effects.core.js
 */
(function( $, undefined ) {

$.effects.effect.clip = function( o, done ) {
    // Create element
    var el = $( this ),
        props = [ "position", "top", "bottom", "left", "right", "height", "width" ],
        mode = $.effects.setMode( el, o.mode || "hide" ),
        show = mode === "show",
        direction = o.direction || "vertical",
        vert = direction === "vertical",
        size = vert ? "height" : "width",
        position = vert ? "top" : "left",
        animation = {},
        wrapper, animate, distance;

    // Save & Show
    $.effects.save( el, props );
    el.show();

    // Create Wrapper
    wrapper = $.effects.createWrapper( el ).css({
        overflow: "hidden"
    });
    animate = ( el[0].tagName === "IMG" ) ? wrapper : el;
    distance = animate[ size ]();

    // Shift
    if ( show ) {
        animate.css( size, 0 );
        animate.css( position, distance / 2 );
    }

    // Create Animation Object:
    animation[ size ] = show ? distance : 0;
    animation[ position ] = show ? 0 : distance / 2;

    // Animate
    animate.animate( animation, {
        queue: false,
        duration: o.duration,
        easing: o.easing,
        complete: function() {
            if ( !show ) {
                el.hide();
            }
            $.effects.restore( el, props );
            $.effects.removeWrapper( el );
            done();
        }
    });

};

})(jQuery);