1 files changed, 104 insertions, 0 deletions
diff --git a/library/foundation/js/foundation/foundation.equalizer.js b/library/foundation/js/foundation/foundation.equalizer.js
new file mode 100644
index 000000000..23ab1052c
--- /dev/null
+++ b/library/foundation/js/foundation/foundation.equalizer.js
@@ -0,0 +1,104 @@
+;(function ($, window, document, undefined) {
+  'use strict';
+
+  Foundation.libs.equalizer = {
+    name : 'equalizer',
+
+    version : '5.5.2',
+
+    settings : {
+      use_tallest : true,
+      before_height_change : $.noop,
+      after_height_change : $.noop,
+      equalize_on_stack : false,
+      act_on_hidden_el: false
+    },
+
+    init : function (scope, method, options) {
+      Foundation.inherit(this, 'image_loaded');
+      this.bindings(method, options);
+      this.reflow();
+    },
+
+    events : function () {
+      this.S(window).off('.equalizer').on('resize.fndtn.equalizer', function (e) {
+        this.reflow();
+      }.bind(this));
+    },
+
+    equalize : function (equalizer) {
+      var isStacked = false,
+          group = equalizer.data('equalizer'),
+          settings = equalizer.data(this.attr_name(true)+'-init') || this.settings,
+          vals,
+          firstTopOffset;
+
+      if (settings.act_on_hidden_el) {
+        vals = group ? equalizer.find('['+this.attr_name()+'-watch="'+group+'"]') : equalizer.find('['+this.attr_name()+'-watch]');
+      }
+      else {
+        vals = group ? equalizer.find('['+this.attr_name()+'-watch="'+group+'"]:visible') : equalizer.find('['+this.attr_name()+'-watch]:visible');
+      }
+      
+      if (vals.length === 0) {
+        return;
+      }
+
+      settings.before_height_change();
+      equalizer.trigger('before-height-change.fndth.equalizer');
+      vals.height('inherit');
+
+      if (settings.equalize_on_stack === false) {
+        firstTopOffset = vals.first().offset().top;
+        vals.each(function () {
+          if ($(this).offset().top !== firstTopOffset) {
+            isStacked = true;
+            return false;
+          }
+        });
+        if (isStacked) {
+          return;
+        }
+      }
+
+      var heights = vals.map(function () { return $(this).outerHeight(false) }).get();
+
+      if (settings.use_tallest) {
+        var max = Math.max.apply(null, heights);
+        vals.css('height', max);
+      } else {
+        var min = Math.min.apply(null, heights);
+        vals.css('height', min);
+      }
+
+      settings.after_height_change();
+      equalizer.trigger('after-height-change.fndtn.equalizer');
+    },
+
+    reflow : function () {
+      var self = this;
+
+      this.S('[' + this.attr_name() + ']', this.scope).each(function () {
+        var $eq_target = $(this),
+            media_query = $eq_target.data('equalizer-mq'),
+            ignore_media_query = true;
+
+        if (media_query) {
+          media_query = 'is_' + media_query.replace(/-/g, '_');
+          if (Foundation.utils.hasOwnProperty(media_query)) {
+            ignore_media_query = false;
+          }
+        }
+
+        self.image_loaded(self.S('img', this), function () {
+          if (ignore_media_query || Foundation.utils[media_query]()) {
+            self.equalize($eq_target)
+          } else {
+            var vals = $eq_target.find('[' + self.attr_name() + '-watch]:visible');
+            vals.css('height', 'auto');
+          }
+        });
+      });
+    }
+  };
+})(jQuery, window, window.document);