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65 lines
1.5 KiB
JavaScript
65 lines
1.5 KiB
JavaScript
/*
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* jQuery UI Effects Drop @VERSION
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*
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* Copyright 2011, AUTHORS.txt (http://jqueryui.com/about)
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* Dual licensed under the MIT or GPL Version 2 licenses.
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* http://jquery.org/license
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*
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* http://docs.jquery.com/UI/Effects/Drop
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*
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* Depends:
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* jquery.effects.core.js
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*/
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(function( $, undefined ) {
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$.effects.effect.drop = function( o, next ) {
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var el = $( this ),
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props = [ "position", "top", "bottom", "left", "right", "opacity", "height", "width" ],
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mode = $.effects.setMode( el, o.mode || "hide" ),
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show = mode === "show",
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direction = o.direction || "left",
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ref = ( direction === "up" || direction === "down" ) ? "top" : "left",
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motion = ( direction === "up" || direction === "left" ) ? "pos" : "neg",
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animation = {
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opacity: show ? 1 : 0
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},
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distance;
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// Adjust
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$.effects.save( el, props );
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el.show();
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$.effects.createWrapper( el );
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distance = o.distance || el[ ref == "top" ? "outerHeight": "outerWidth" ]({ margin: true }) / 2;
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if ( show ) {
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el
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.css( "opacity", 0 )
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.css( ref, motion == "pos" ? -distance : distance );
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}
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// Animation
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animation[ ref ] = ( show ?
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( motion === "pos" ? "+=" : "-=" ) :
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( motion === "pos" ? "-=" : "+=" ) )
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+ distance;
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// Animate
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el.animate( animation, {
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queue: false,
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duration: o.duration,
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easing: o.easing,
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complete: function() {
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mode == "hide" && el.hide();
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$.effects.restore( el, props );
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$.effects.removeWrapper( el );
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$.isFunction( o.complete ) && o.complete.apply( this, arguments );
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next();
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}
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});
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};
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})(jQuery);
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