Implement styling of abnormal values.

- NEU: Auszeichnung pathologischer Werte kann eingestellt werden.

zaaReloaded2/Formatter/ItemFormatter.cs

@@ -41,6 +41,11 @@ namespace zaaReloaded2.Formatter
         /// </summary>
         public ReferenceStyle ReferenceStyle { get; set; }
 
+        /// <summary>
+        /// Gets or sets the style to use for abnormal values.
+        /// </summary>
+        public AbnormalStyle AbnormalStyle { get; set; }
+
         /// <summary>
         /// Gets or sets a flag that indicates whether this ItemFormatter
         /// has been used, i.e. whether the LabItem was written to a
@@ -73,11 +78,14 @@ namespace zaaReloaded2.Formatter
         /// Creates a new ItemFormatter that wraps a <paramref name="labItem"/>.
         /// </summary>
         /// <param name="labItem">LabItem to wrap in this ItemFormatter.</param>
-        public ItemFormatter(LabItem labItem, ReferenceStyle referenceStyle)
+        public ItemFormatter(LabItem labItem,
+            ReferenceStyle referenceStyle,
+            AbnormalStyle abnormalStyle)
         {
             IncludeMaterial = true;
             LabItem = labItem;
             ReferenceStyle = referenceStyle;
+            AbnormalStyle = abnormalStyle;
         }
 
         #endregion
@@ -164,9 +172,7 @@ namespace zaaReloaded2.Formatter
                 );
             if (!LabItem.IsNormal)
             {
-                output = String.Format(
-                    "<b>{0}</b>",
-                    output);
+                output = AbnormalStyle.ToMarkup(false) + output + AbnormalStyle.ToMarkup(true);
             }
 
             formatter.Write(output);