/*!

* jQuery UI Effects Blind 1.11.4
* http://jqueryui.com
*
* Copyright jQuery Foundation and other contributors
* Released under the MIT license.
* http://jquery.org/license
*
* http://api.jqueryui.com/blind-effect/
*/

(function( factory ) {

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

        // AMD. Register as an anonymous module.
        define([
                "jquery",
                "./effect"
        ], factory );
} else {

        // Browser globals
        factory( jQuery );
}

}(function( $ ) {

return $.effects.effect.blind = function( o, done ) {

// Create element
var el = $( this ),
        rvertical = /up|down|vertical/,
        rpositivemotion = /up|left|vertical|horizontal/,
        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 ) ) || 0;

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();
        }
});

};

}));