adobe/brackets

/*!
 * jQuery UI Effects Blind @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/Blind
 *
 * Depends:
 *    jquery.effects.core.js
 */
(function( $, undefined ) {

var rvertical = /up|down|vertical/,
    rpositivemotion = /up|left|vertical|horizontal/;

$.effects.effect.blind = function( o, done ) {
    // Create element
    var el = $( this ),
        props = [ "position", "top", "bottom", "left", "right", "height", "width" ],
        mode = $.effects.setMode( el, o.mode || "hide" ),
        direction = o.direction || "up",
        vertical = rvertical.test( direction ),
        ref = vertical ? "height" : "width",
        ref2 = vertical ? "top" : "left",
        motion = rpositivemotion.test( direction ),
        animation = {},
        show = mode === "show",
        wrapper, distance, margin;

    // if already wrapped, the wrapper's properties are my property. #6245
    if ( el.parent().is( ".ui-effects-wrapper" ) ) {
        $.effects.save( el.parent(), props );
    } else {
        $.effects.save( el, props );
    }
    el.show();
    wrapper = $.effects.createWrapper( el ).css({
        overflow: "hidden"
    });

    distance = wrapper[ ref ]();
    margin = parseFloat( wrapper.css( ref2 ) );

    animation[ ref ] = show ? distance : 0;
    if ( !motion ) {
        el
            .css( vertical ? "bottom" : "right", 0 )
            .css( vertical ? "top" : "left", "auto" )
            .css({ position: "absolute" });

    animation[ ref2 ] = show ? margin : distance + margin;
    }

    // start at 0 if we are showing
    if ( show ) {
        wrapper.css( ref, 0 );
        if ( ! motion ) {
            wrapper.css( ref2, margin + distance );
        }
    }

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

};

})(jQuery);