2 files changed, 91 insertions, 2 deletions
diff --git a/lib/gallery.ajax.js b/lib/gallery.ajax.js
new file mode 100644
index 00000000..31039ea4
--- /dev/null
+++ b/lib/gallery.ajax.js
@@ -0,0 +1,15 @@
+(function($) {
+  $.widget("ui.gallery_ajax",  {
+    _init: function() {
+      this.element.click(function(event) {
+        eval("var ajax_handler = " + $(event.currentTarget).attr("ajax_handler"));
+        $.get($(event.currentTarget).attr("href"), function(data) {
+          eval("var data = " + data);
+          ajax_handler(data);
+	      });
+        event.preventDefault();
+        return false;
+      });
+    }
+  });
+})(jQuery);
diff --git a/lib/gallery.common.js b/lib/gallery.common.js
index 7e6acad9..e00eb62a 100644
--- a/lib/gallery.common.js
+++ b/lib/gallery.common.js
@@ -12,8 +12,8 @@
       if (container == null) {
         container = 'div';
       }
-      $(this).html("<" + container + ">" + $(this).html() + "</" + container + ">");
-      var el = $(this).children(container + ":first");
+      $(this).html("<" + container + " class=\"gValign\">" + $(this).html() + "</" + container + ">");
+      var el = $(this).children(container + ".gValign");
       var elh = $(el).height();
       var ph = $(this).height();
       var nh = (ph - elh) / 2;
@@ -52,4 +52,78 @@
       $(this).toggleClass("gLoading" + size);
     });
   };
+
+  /**
+   * Reduce the width of an image if it's wider than its parent container
+   * @param elementID The image container's ID
+   */
+  $.fn.gallery_fit_photo = function() {
+    return this.each(function(i) {
+      var container_width = $(this).width();
+      var photo = $(this).gallery_get_photo();
+      var photo_width = photo.width();
+      if (container_width < photo_width) {
+        var proportion = container_width / photo_width;
+        photo.width(container_width);
+        photo.height(proportion * photo.height());
+      }
+    });
+  };
+
+  /**
+   * Get a thumbnail or resize photo within a container
+   * @param elementID The image container's ID
+   * @return object
+   */
+  $.fn.gallery_get_photo = function() {
+    var photo = $(this).find("img").filter(function() {
+      return this.id.match(/gPhotoId-\d+/);
+    });
+    return photo;
+  };
+
+  /**
+   * Get the sum of an element's height, margin-top, and margin-bottom
+   * @param elementID the element's ID
+   * @return int
+   */
+  $.fn.gallery_height = function() {
+    var ht = $(this).height();
+    var mt = $(this).css("margin-top").replace("px","");
+    var mb = $(this).css("margin-bottom").replace("px","");
+    return ht + parseInt(mt) + parseInt(mb);
+  };
+
+  // Add hover state to buttons
+  $.fn.gallery_hover_init = function() {
+    $(".ui-state-default").hover(
+      function(){
+        $(this).addClass("ui-state-hover");
+      },
+      function(){
+        $(this).removeClass("ui-state-hover");
+      }
+    );
+  };
+
+  // Ajax handler for replacing an image, used in Ajax thumbnail rotation
+  $.gallery_replace_image = function(data, thumb) {
+    $(thumb).attr({src: data.src, width: data.width, height: data.height});
+  };
+
+  $.fn.gallery_context_menu = function() {
+    $(".gContextMenu ul").hide();
+    $(".gContextMenu").hover(
+      function() {
+        $(this).find("ul").slideDown("fast");
+        $(this).find(".gDialogLink").gallery_dialog();
+        $(this).find(".gAjaxLink").gallery_ajax();
+      },
+      function() {
+        $(this).find("ul").slideUp("slow");
+      }
+    );
+  };
+
 })(jQuery);
+