Redid some of the surface editor and started working on layout saving

src/Artemis.Storage/Entities/LedEntity.cs

@@ -12,7 +12,7 @@ namespace Artemis.Storage.Entities
         public string LedName { get; set; }
         public string LimitedToDevice { get; set; }
 
-        public int LayerId { get; set; }
+        public string LayerId { get; set; }
         public virtual LayerEntity Layer { get; set; }
     }
 }

src/Artemis.Storage/Entities/SurfaceDeviceEntity.cs

@@ -0,0 +1,22 @@
+using System.ComponentModel.DataAnnotations;
+
+namespace Artemis.Storage.Entities
+{
+    public class SurfaceDeviceEntity
+    {
+        [Key]
+        public string Guid { get; set; }
+
+        public int DeviceId { get; set; }
+        public string DeviceName { get; set; }
+        public string DeviceModel { get; set; }
+        public string DeviceManufacturer { get; set; }
+
+        public double X { get; set; }
+        public double Y { get; set; }
+        public double Rotation { get; set; }
+
+        public string SurfaceId { get; set; }
+        public virtual SurfaceEntity Surface { get; set; }
+    }
+}

src/Artemis.Storage/Entities/SurfaceEntity.cs

@@ -0,0 +1,16 @@
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+
+namespace Artemis.Storage.Entities
+{
+    public class SurfaceEntity
+    {
+        [Key]
+        public string Guid { get; set; }
+
+        public string Name { get; set; }
+        public bool IsActive { get; set; }
+
+        public virtual ICollection<SurfacePositionEntity> SurfacePositions { get; set; }
+    }
+}

src/Artemis.Storage/Entities/SurfacePositionEntity.cs

@@ -0,0 +1,22 @@
+using System.ComponentModel.DataAnnotations;
+
+namespace Artemis.Storage.Entities
+{
+    public class SurfacePositionEntity
+    {
+        [Key]
+        public string Guid { get; set; }
+
+        public int DeviceId { get; set; }
+        public string DeviceName { get; set; }
+        public string DeviceModel { get; set; }
+        public string DeviceManufacturer { get; set; }
+
+        public double X { get; set; }
+        public double Y { get; set; }
+        public double Rotation { get; set; }
+
+        public string SurfaceId { get; set; }
+        public virtual SurfaceEntity Surface { get; set; }
+    }
+}