X-Git-Url: http://git.sourceforge.jp/view?a=blobdiff_plain;f=Yubeshi%2FNmea%2FGpDtm.cs;h=95f06d3af3c0584b3372d34e6771018c06f32872;hb=e1c13ba49267674b298c2e232eaf81269adc0d18;hp=0c345d0a9664b68650021238b7a47a47b5a598ef;hpb=8611759ae19ccff1203c749fdf78fa8aa13396a1;p=yubeshi%2Fyubeshi.git

diff --git a/Yubeshi/Nmea/GpDtm.cs b/Yubeshi/Nmea/GpDtm.cs
index 0c345d0..95f06d3 100755
--- a/Yubeshi/Nmea/GpDtm.cs
+++ b/Yubeshi/Nmea/GpDtm.cs
@@ -11,10 +11,24 @@ using System.Text;
 
 namespace Yubeshi.Nmea
 {
+    /// <summary>
+    ///     Datum Reference
+    /// </summary>
     public class GpDtm : Packet
     {
-        #region fields
+        #region type definitions
+        public enum Code
+        { 
+            Unknown = 0,
+            Wgs84 = 84,
+            Wgs72 = 72,
+            UserDefined = 999,
+        }
 
+        #endregion
+
+        #region fields
+        private static Dictionary<string, Code> codes;
         private static readonly byte[] header;
         private const int elementNum = 8;
 
@@ -25,6 +39,10 @@ namespace Yubeshi.Nmea
         static GpDtm()
         {
             header = Encoding.ASCII.GetBytes("$GPDTM,");
+            codes = new Dictionary<string,Code>();
+            codes["W84"] = Code.Wgs84;
+            codes["W72"] = Code.Wgs72;
+            codes["999"] = Code.UserDefined;
         }
         
         public GpDtm()
@@ -44,7 +62,23 @@ namespace Yubeshi.Nmea
         #endregion
 
         #region properties
+        public Code LocalDatumCode
+        {
+            get;
+            private set;
+        }
+
+        public Coordinate Offset
+        {
+            get;
+            private set;
+        }
 
+        public Code ReferenceDetumCode
+        {
+            get;
+            private set;
+        }
         #endregion
 
         #region public method