✨ XDR

src/NmeaParser/Nmea/Xdr.cs

@@ -0,0 +1,71 @@
+//  *******************************************************************************
+//  *  Licensed under the Apache License, Version 2.0 (the "License");
+//  *  you may not use this file except in compliance with the License.
+//  *  You may obtain a copy of the License at
+//  *
+//  *  http://www.apache.org/licenses/LICENSE-2.0
+//  *
+//  *   Unless required by applicable law or agreed to in writing, software
+//  *   distributed under the License is distributed on an "AS IS" BASIS,
+//  *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+//  *   See the License for the specific language governing permissions and
+//  *   limitations under the License.
+//  ******************************************************************************
+
+using System;
+
+namespace NmeaParser.Messages
+{
+    /// <summary>
+    ///     Measurement data from transducers that measure physical quantities such as 
+    ///     temperature, force, pressure, frequency, angular or linear displacement, etc. 
+    ///     Four fields 'Type-Data-Units-ID'
+    /// </summary>
+    /// <remarks>
+    ///     <para>
+    ///         1.: Transducer type
+    ///         2.: Measurement data
+    ///         3.: units of measure
+    ///         4.: transducer ID
+    ///     </para>
+    /// </remarks>
+    [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly", MessageId = "Xdr")]
+    [NmeaMessageType("--XDR")]
+    public class Xdr : NmeaMessage
+    {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Xdr"/> class.
+        /// </summary>
+        /// <param name="type">The message type</param>
+        /// <param name="message">The NMEA message values.</param>
+        public Xdr(string type, string[] message) : base(type, message)
+        {
+            if (message == null || message.Length < 4)
+                throw new ArgumentException("Invalid Xdr", "message");
+            Type = message[0];
+            Data = StringToDouble(message[1]);
+            Unit = message[2];
+            ID = message[3];
+        }
+
+        /// <summary>
+        ///     Transducer Type
+        /// </summary>
+        public string Type { get; }
+
+        /// <summary>
+        ///     Measurement data
+        /// </summary>
+        public double Data { get; }
+
+        /// <summary>
+        ///     Unit of measure
+        /// </summary>
+        public string Unit { get; }
+
+        /// <summary>
+        ///     ID
+        /// </summary>
+        public string ID { get; }
+    }
+}

src/UnitTests/NmeaParser.Tests/NmeaMessages.cs

@@ -320,6 +320,19 @@ namespace NmeaParser.Tests
             Assert.IsTrue(hdt.HeadingRelToTrueNorth);
         }
 
+        [TestMethod]
+        public void TestKMXDR()
+        {
+            string input = "$KMXDR,P,123.4,M,DEPTH*32";
+            var msg = NmeaMessage.Parse(input);
+            Assert.IsInstanceOfType(msg, typeof(Xdr));
+            Xdr xdr = (Xdr)msg;
+            Assert.AreEqual("P", xdr.Type);
+            Assert.AreEqual(123.4, xdr.Data);
+            Assert.AreEqual("M", xdr.Unit);
+            Assert.AreEqual("DEPTH", xdr.ID);
+        }
+
         [TestMethod]
         public void TestPtlna()
         {