Extract out DatItems namespace

SabreTools.DatItems/Blank.cs

@@ -0,0 +1,60 @@
+using System.Xml.Serialization;
+
+using SabreTools.Core;
+using Newtonsoft.Json;
+
+namespace SabreTools.DatItems
+{
+    /// <summary>
+    /// Represents a blank set from an input DAT
+    /// </summary>
+    [JsonObject("blank"), XmlRoot("blank")]
+    public class Blank : DatItem
+    {
+        #region Constructors
+
+        /// <summary>
+        /// Create a default, empty Archive object
+        /// </summary>
+        public Blank()
+        {
+            ItemType = ItemType.Blank;
+        }
+
+        #endregion
+
+        #region Cloning Methods
+
+        public override object Clone()
+        {
+            return new Blank()
+            {
+                ItemType = this.ItemType,
+                DupeType = this.DupeType,
+
+                Machine = this.Machine.Clone() as Machine,
+                Source = this.Source.Clone() as Source,
+                Remove = this.Remove,
+            };
+        }
+
+        #endregion
+
+        #region Comparision Methods
+
+        public override bool Equals(DatItem other)
+        {
+            // If we don't have a blank, return false
+            if (ItemType != other.ItemType)
+                return false;
+
+            // Otherwise, treat it as a Blank
+            Blank newOther = other as Blank;
+
+            // If the archive information matches
+            return (Machine == newOther.Machine);
+        }
+
+        #endregion
+    }
+}