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64 lines
1.4 KiB
JavaScript
64 lines
1.4 KiB
JavaScript
/*
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* jQuery UI Effects Pulsate @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/Pulsate
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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.pulsate = function( o ) {
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return this.queue( function( next ) {
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var elem = $( this ),
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mode = $.effects.setMode( elem, o.mode || "effect" ),
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show = mode === "show" || elem.is( ":hidden" ),
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showhide = ( show || mode === "hide" ),
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// showing or hiding adds an extra "half" animation
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anims = ( ( o.times || 5 ) * 2 ) + ( showhide ? 1 : 0 ),
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duration = o.duration / anims,
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animateTo = 0,
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queue = elem.queue(),
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queuelen = queue.length,
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i;
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if ( show ) {
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elem.css( "opacity", 0 ).show();
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animateTo = 1;
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}
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// anims - 1 opacity "toggles"
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for ( i = 1; i < anims; i++ ) {
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elem.animate({
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opacity: animateTo
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}, duration, o.easing );
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animateTo = 1 - animateTo;
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}
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elem.animate({
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opacity: animateTo
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}, duration, o.easing, function() {
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if ( animateTo === 0 ) {
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elem.hide();
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}
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if ( o.complete ) {
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o.complete.apply( this );
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}
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});
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// We just queued up "anims" animations, we need to put them next in the queue
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if ( queuelen > 1) {
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queue.splice.apply( queue,
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[ 1, 0 ].concat( queue.splice( queuelen, anims ) ) );
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}
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next();
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});
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};
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})(jQuery);
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