resources/lib/jquery.ui/jquery.ui.effect-pulsate.js

   1 /*!
   2  * jQuery UI Effects Pulsate 1.9.2
   3  * http://jqueryui.com
   4  *
   5  * Copyright 2012 jQuery Foundation and other contributors
   6  * Released under the MIT license.
   7  * http://jquery.org/license
   8  *
   9  * http://api.jqueryui.com/pulsate-effect/
  10  *
  11  * Depends:
  12  *      jquery.ui.effect.js
  13  */
  14 (function( $, undefined ) {
  15
  16 $.effects.effect.pulsate = function( o, done ) {
  17         var elem = $( this ),
  18                 mode = $.effects.setMode( elem, o.mode || "show" ),
  19                 show = mode === "show",
  20                 hide = mode === "hide",
  21                 showhide = ( show || mode === "hide" ),
  22
  23                 // showing or hiding leaves of the "last" animation
  24                 anims = ( ( o.times || 5 ) * 2 ) + ( showhide ? 1 : 0 ),
  25                 duration = o.duration / anims,
  26                 animateTo = 0,
  27                 queue = elem.queue(),
  28                 queuelen = queue.length,
  29                 i;
  30
  31         if ( show || !elem.is(":visible")) {
  32                 elem.css( "opacity", 0 ).show();
  33                 animateTo = 1;
  34         }
  35
  36         // anims - 1 opacity "toggles"
  37         for ( i = 1; i < anims; i++ ) {
  38                 elem.animate({
  39                         opacity: animateTo
  40                 }, duration, o.easing );
  41                 animateTo = 1 - animateTo;
  42         }
  43
  44         elem.animate({
  45                 opacity: animateTo
  46         }, duration, o.easing);
  47
  48         elem.queue(function() {
  49                 if ( hide ) {
  50                         elem.hide();
  51                 }
  52                 done();
  53         });
  54
  55         // We just queued up "anims" animations, we need to put them next in the queue
  56         if ( queuelen > 1 ) {
  57                 queue.splice.apply( queue,
  58                         [ 1, 0 ].concat( queue.splice( queuelen, anims + 1 ) ) );
  59         }
  60         elem.dequeue();
  61 };
  62
  63 })(jQuery);