jquery implementation of full-screen picture gallery effect with thumbnails_jquery

The example in this article describes the jquery implementation of the full-screen image gallery effect with thumbnails. Share it with everyone for your reference. The details are as follows:

The operation effect is as shown below:

The main code is as follows:

(function($) {
$.fn.preload = function(options) {
  var opts = $.extend({}, $.fn.preload.defaults, options);
  o   = $.meta ? $.extend({}, opts, this.data()) : opts;
  var c  = this.length,
   l  = 0;
  return this.each(function() {
   var $i = $(this);
   $('<img/>').load(function(i){
    ++l;
    if(l == c) o.onComplete();
   }).attr('src',$i.attr('src')); 
  });
 };
 $.fn.preload.defaults = {
  onComplete : function(){return false;}
 };
})(jQuery);

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I hope this article will be helpful to everyone’s jquery programming design.