https://www.theverhaegen.com/wp-includes/js/jquery/ui/effect-pulsate.js?ver=1.13.3

1/*!
2 * jQuery UI Effects Pulsate 1.13.3
3 * https://jqueryui.com
4 *
5 * Copyright OpenJS Foundation and other contributors
6 * Released under the MIT license.
7 * https://jquery.org/license
8 */
9
10//>>label: Pulsate Effect
11//>>group: Effects
12//>>description: Pulsates an element n times by changing the opacity to zero and back.
13//>>docs: https://api.jqueryui.com/pulsate-effect/
14//>>demos: https://jqueryui.com/effect/
15
16( function( factory ) {
17	"use strict";
18
19	if ( typeof define === "function" && define.amd ) {
20
21		// AMD. Register as an anonymous module.
22		define( [
23			"jquery",
24			"../version",
25			"../effect"
26		], factory );
27	} else {
28
29		// Browser globals
30		factory( jQuery );
31	}
32} )( function( $ ) {
33"use strict";
34
35return $.effects.define( "pulsate", "show", function( options, done ) {
36	var element = $( this ),
37		mode = options.mode,
38		show = mode === "show",
39		hide = mode === "hide",
40		showhide = show || hide,
41
42		// Showing or hiding leaves off the "last" animation
43		anims = ( ( options.times || 5 ) * 2 ) + ( showhide ? 1 : 0 ),
44		duration = options.duration / anims,
45		animateTo = 0,
46		i = 1,
47		queuelen = element.queue().length;
48
49	if ( show || !element.is( ":visible" ) ) {
50		element.css( "opacity", 0 ).show();
51		animateTo = 1;
52	}
53
54	// Anims - 1 opacity "toggles"
55	for ( ; i < anims; i++ ) {
56		element.animate( { opacity: animateTo }, duration, options.easing );
57		animateTo = 1 - animateTo;
58	}
59
60	element.animate( { opacity: animateTo }, duration, options.easing );
61
62	element.queue( done );
63
64	$.effects.unshift( element, queuelen, anims + 1 );
65} );
66
67} );