jquery-ui/ui/jquery.effects.pulsate.js

52 lines
1.2 KiB
JavaScript

/*
* jQuery UI Effects Pulsate @VERSION
*
* Copyright 2010, AUTHORS.txt
* Dual licensed under the MIT or GPL Version 2 licenses.
* http://jquery.org/license
*
* http://docs.jquery.com/UI/Effects/Pulsate
*
* Depends:
* jquery.effects.core.js
*/
(function( $, undefined ) {
$.effects.pulsate = function(o) {
return this.queue(function() {
var elem = $(this),
mode = $.effects.setMode(elem, o.options.mode || 'show');
times = ((o.options.times || 5) * 2) - 1;
duration = o.duration ? o.duration / 2 : $.fx.speeds._default / 2,
isVisible = elem.is(':visible'),
animateTo = 0;
if (!isVisible) {
elem.css('opacity', 0).show();
animateTo = 1;
}
if ((mode == 'hide' && isVisible) || (mode == 'show' && !isVisible)) {
times--;
}
for (var i = 0; i < times; i++) {
elem.animate({ opacity: animateTo }, duration, o.options.easing);
animateTo = (animateTo + 1) % 2;
}
elem.animate({ opacity: animateTo }, duration, o.options.easing, function() {
if (animateTo == 0) {
elem.hide();
}
(o.callback && o.callback.apply(this, arguments));
});
elem
.queue('fx', function() { elem.dequeue(); })
.dequeue();
});
};
})(jQuery);