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64 lines
1.5 KiB
JavaScript
64 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.drop = function( o ) {
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return this.queue( function() {
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var el = $( this ),
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props = [ 'position', 'top', 'bottom', 'left', 'right', 'opacity' ],
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mode = $.effects.setMode( el, o.mode || 'hide' ),
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direction = o.direction || 'left',
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ref = (direction == 'up' || direction == 'down') ? 'top' : 'left',
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motion = (direction == 'up' || direction == 'left') ? 'pos' : 'neg',
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animation = {
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opacity: mode == 'show' ? 1 : 0
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},
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distance;
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// Adjust
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$.effects.save(el, props); el.show();
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$.effects.createWrapper(el);
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distance = o.distance || el[ ref == 'top' ? 'outerHeight': 'outerWidth' ]({ margin: true }) / 2;
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if ( mode == 'show' ) {
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el
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.css( 'opacity', 0 )
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.css( ref, motion == 'pos' ? -distance : distance );
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}
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// Animation
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animation[ ref ] = ((mode == 'show') ? (motion == 'pos' ? '+=' : '-=') : (motion == 'pos' ? '-=' : '+=')) + distance;
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// Animate
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el.animate( animation, {
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queue: false,
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duration: o.duration,
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easing: o.easing,
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complete: function() {
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mode == 'hide' && el.hide();
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$.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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el.dequeue();
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}
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});
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});
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};
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})(jQuery);
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