https://gggi.org/wp-content/themes/gggi/resources/bower_components/pe-equalizer/equalizer.js

1// height equalizer
2// v1.0
3
4(function ($) {
5  
6  // custom select class
7
8  function equalizer(item, options) {
9    
10    // options
11  
12    var defaults = {
13      target: null
14    };
15    
16    this.options = $.extend(true, defaults, options);
17
18    this.item = $(item);
19    this.init();
20  }
21
22  equalizer.prototype = {
23
24    // init
25
26    init: function () {
27
28      var plugin_instance = this;
29      var plugin_settings = plugin_instance.options;
30      
31      //
32      // ELEMENTS
33      //
34      
35      plugin_instance._equalize();
36      
37      $(window).resize(function() {
38        //console.log('resizing the window');
39        plugin_instance._equalize();
40      });
41    },
42    
43    _equalize: function(fn_options) {
44
45      var plugin_instance = this;
46      var plugin_item = this.item;
47      var plugin_settings = plugin_instance.options;
48      
49      plugin_item.find(plugin_settings.target).css('height', 'auto');
50      
51      var equalize_height = plugin_item.find(plugin_settings.target).first().outerHeight();
52      
53      plugin_item.find(plugin_settings.target).each(function() {
54        
55        var current_height = $(this).outerHeight();
56        
57        if (current_height >= equalize_height) {
58          equalize_height = current_height;
59        }
60        
61      });
62      
63      //console.log('equalize to ' + equalize_height);
64      
65      plugin_item.find(plugin_settings.target).css('height', equalize_height + 'px');
66      
67    }
68        
69  }
70
71  // jQuery plugin interface
72
73  $.fn.equalizer = function (opt) {
74    var args = Array.prototype.slice.call(arguments, 1);
75
76    return this.each(function () {
77
78      var item = $(this);
79      var instance = item.data('equalizer');
80
81      if (!instance) {
82
83        // create plugin instance if not created
84        item.data('equalizer', new equalizer(this, opt));
85
86      } else {
87
88        // otherwise check arguments for method call
89        if (typeof opt === 'string') {
90          instance[opt].apply(instance, args);
91        }
92
93      }
94    });
95  }
96
97}(jQuery));