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50 lines
1.6 KiB
50 lines
1.6 KiB
/*
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* jQuery UI Effects Drop 1.8.5
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*
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* Copyright 2010, 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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// Create element
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var el = $(this), props = ['position','top','left','opacity'];
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// Set options
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var mode = $.effects.setMode(el, o.options.mode || 'hide'); // Set Mode
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var direction = o.options.direction || 'left'; // Default Direction
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// Adjust
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$.effects.save(el, props); el.show(); // Save & Show
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$.effects.createWrapper(el); // Create Wrapper
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var ref = (direction == 'up' || direction == 'down') ? 'top' : 'left';
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var motion = (direction == 'up' || direction == 'left') ? 'pos' : 'neg';
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var distance = o.options.distance || (ref == 'top' ? el.outerHeight({margin:true}) / 2 : el.outerWidth({margin:true}) / 2);
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if (mode == 'show') el.css('opacity', 0).css(ref, motion == 'pos' ? -distance : distance); // Shift
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// Animation
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var animation = {opacity: mode == 'show' ? 1 : 0};
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animation[ref] = (mode == 'show' ? (motion == 'pos' ? '+=' : '-=') : (motion == 'pos' ? '-=' : '+=')) + distance;
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// Animate
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el.animate(animation, { queue: false, duration: o.duration, easing: o.options.easing, complete: function() {
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if(mode == 'hide') el.hide(); // Hide
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$.effects.restore(el, props); $.effects.removeWrapper(el); // Restore
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if(o.callback) o.callback.apply(this, arguments); // Callback
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el.dequeue();
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}});
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});
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};
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})(jQuery);
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