create OscClient

OscClient.cs

@@ -0,0 +1,41 @@
+using System;
+using System.Net;
+using System.Net.Http;
+using Godot;
+
+namespace godotOscSharp
+{
+    public class OscClient
+    {
+        private readonly OscReceiver receiver;
+        private readonly OscSender sender;
+
+        public OscClient(IPAddress host, int port)
+        {
+            receiver = new OscReceiver(port);
+            sender = new OscSender(host, port);
+        }
+
+        public void SenderConnect() {
+            sender.Connect();
+        }
+
+        public void Send(OscMessage message) {
+            sender.Send(message);
+        }
+
+        public void AddMessageReceived(EventHandler<OscMessageReceivedEventArgs> func) {
+            receiver.MessageReceived += func;
+        }
+
+        public void AddErrorReceived(EventHandler<OscErrorReceivedEventArgs> func) {
+            receiver.ErrorReceived += func;
+        }
+
+        public void Dispose()
+        {
+            receiver.Dispose();
+            sender.Dispose();
+        }
+    }
+}

OscReceiver.cs

@@ -16,7 +16,6 @@
     along with this program.  If not, see <https://www.gnu.org/licenses/>.
     */
 
-using Godot;
 using System;
 using System.Net;
 using System.Net.Sockets;