name : effect-pulsate.js /*! * jQuery UI Effects Pulsate 1.13.3 * https://jqueryui.com * * Copyright OpenJS Foundation and other contributors * Released under the MIT license. * https://jquery.org/license */ //>>label: Pulsate Effect //>>group: Effects //>>description: Pulsates an element n times by changing the opacity to zero and back. //>>docs: https://api.jqueryui.com/pulsate-effect/ //>>demos: https://jqueryui.com/effect/ ( function( factory ) { "use strict"; if ( typeof define === "function" && define.amd ) { // AMD. Register as an anonymous module. define( [ "jquery", "../version", "../effect" ], factory ); } else { // Browser globals factory( jQuery ); } } )( function( $ ) { "use strict"; return $.effects.define( "pulsate", "show", function( options, done ) { var element = $( this ), mode = options.mode, show = mode === "show", hide = mode === "hide", showhide = show || hide, // Showing or hiding leaves off the "last" animation anims = ( ( options.times || 5 ) * 2 ) + ( showhide ? 1 : 0 ), duration = options.duration / anims, animateTo = 0, i = 1, queuelen = element.queue().length; if ( show || !element.is( ":visible" ) ) { element.css( "opacity", 0 ).show(); animateTo = 1; } // Anims - 1 opacity "toggles" for ( ; i < anims; i++ ) { element.animate( { opacity: animateTo }, duration, options.easing ); animateTo = 1 - animateTo; } element.animate( { opacity: animateTo }, duration, options.easing ); element.queue( done ); $.effects.unshift( element, queuelen, anims + 1 ); } ); } );