Merged job-prepare branch.

9 files changed, 724 insertions, 67 deletions

diff --git a/Software/Visual_Studio/PPC/Tango.PPC.UI/Dialogs/CartridgeValidationView.xaml b/Software/Visual_Studio/PPC/Tango.PPC.UI/Dialogs/CartridgeValidationView.xaml
index e0c7ccbb6..6df0e0980 100644
--- a/Software/Visual_Studio/PPC/Tango.PPC.UI/Dialogs/CartridgeValidationView.xaml
+++ b/Software/Visual_Studio/PPC/Tango.PPC.UI/Dialogs/CartridgeValidationView.xaml
@@ -56,7 +56,7 @@
                                         <SolidColorBrush Color="{Binding LiquidType.Color,Converter={StaticResource ColorToIntegerConverter}}"></SolidColorBrush>
                                     </Ellipse.Fill>
                                 </Ellipse>
-                                <TextBlock Text="{Binding LiquidType.Name}" TextWrapping="Wrap" HorizontalAlignment="Center" Margin="0 10 0 0"></TextBlock>
+                                <TextBlock Text="{Binding LiquidType.Name}" TextAlignment="Center" TextWrapping="Wrap" HorizontalAlignment="Center" Margin="0 10 0 0"></TextBlock>
                             </StackPanel>
                         </DataTemplate>
                     </touch:TouchStaticListBox.ItemTemplate>
diff --git a/Software/Visual_Studio/PPC/Tango.PPC.UI/ViewModels/LayoutViewVM.cs b/Software/Visual_Studio/PPC/Tango.PPC.UI/ViewModels/LayoutViewVM.cs
index 13ad6ed89..42d947326 100644
--- a/Software/Visual_Studio/PPC/Tango.PPC.UI/ViewModels/LayoutViewVM.cs
+++ b/Software/Visual_Studio/PPC/Tango.PPC.UI/ViewModels/LayoutViewVM.cs
@@ -43,7 +43,14 @@ namespace Tango.PPC.UI.ViewModels
         {
             private IMachineProvider _machineProvider;
 
-            public CartridgeStatus Status { get; set; }
+            private CartridgeStatus _status;
+            public CartridgeStatus Status
+            {
+                get { return _status; }
+                set { _status = value; PreviousState = _status.State; }
+            }
+
+            public CartridgeState PreviousState { get; set; }
 
             public bool InProgress
             {
@@ -462,7 +469,7 @@ namespace Tango.PPC.UI.ViewModels
                 NotificationProvider.ShowInfo("Cannot perform a machine update while the machine is dyeing.");
                 return;
             }
-            
+
             NavigationManager.NavigateTo(NavigationView.MachineUpdateView);
             TangoIOC.Default.GetInstance<MachineUpdateViewVM>().CheckForUpdates();
             IsMenuOpened = false;
@@ -496,6 +503,21 @@ namespace Tango.PPC.UI.ViewModels
 
                     if (model != null)
                     {
+                        if (cartridgeStatus != null)
+                        {
+                            if ((cartridgeStatus.State == CartridgeState.Error || cartridgeStatus.State == CartridgeState.EmpyingFailed || cartridgeStatus.State == CartridgeState.FillingFailed) && (model.PreviousState != CartridgeState.Error && model.PreviousState != CartridgeState.FillingFailed && model.PreviousState != CartridgeState.EmpyingFailed))
+                            {
+                                NotificationProvider.ShowError(cartridgeStatus.Message);
+                            }
+
+                            if ((cartridgeStatus.State == CartridgeState.EmptyingCompleted || cartridgeStatus.State == CartridgeState.FillingCompleted) 
+                                && 
+                                (model.PreviousState != CartridgeState.EmptyingCompleted && model.PreviousState != CartridgeState.FillingCompleted))
+                            {
+                                NotificationProvider.ShowSuccess(cartridgeStatus.Message);
+                            }
+                        }
+
                         model.Status = cartridgeStatus;
                     }
                 }
diff --git a/Software/Visual_Studio/Tango.Emulations/Emulators/MachineEmulator.cs b/Software/Visual_Studio/Tango.Emulations/Emulators/MachineEmulator.cs
index ca8bacaa4..19c63bdc5 100644
--- a/Software/Visual_Studio/Tango.Emulations/Emulators/MachineEmulator.cs
+++ b/Software/Visual_Studio/Tango.Emulations/Emulators/MachineEmulator.cs
@@ -241,20 +241,23 @@ namespace Tango.Emulations.Emulators
                         Index = i,
                         Slot = CartridgeSlot.Ink,
                     },
-                    State = CartridgeState.Present
+                    State = CartridgeState.Present,
+                    Message = "This is an emulated ink filling message"
                 });
             }
 
             InkFillingStatus.CartridgesStatuses.Add(new CartridgeStatus()
             {
                 Cartridge = new Cartridge() { Index = 0, Slot = CartridgeSlot.WasteMiddle },
-                State = CartridgeState.Present
+                State = CartridgeState.Present,
+                Message = "This is an emulated waste emptying message"
             });
 
             InkFillingStatus.CartridgesStatuses.Add(new CartridgeStatus()
             {
                 Cartridge = new Cartridge() { Index = 1, Slot = CartridgeSlot.WasteLower },
-                State = CartridgeState.Present
+                State = CartridgeState.Present,
+                Message = "This is an emulated waste emptying message"
             });
         }
 
@@ -476,6 +479,9 @@ namespace Tango.Emulations.Emulators
                 case MessageType.DataStoreItemModifiedRequest:
                     HandleDataStoreItemModifiedRequest(MessageFactory.ParseTangoMessageFromContainer<DataStoreItemModifiedRequest>(container));
                     break;
+                case MessageType.JobPrepareRequest:
+                    HandleJobPrepareRequest(MessageFactory.ParseTangoMessageFromContainer<JobPrepareRequest>(container));
+                    break;
             }
         }
 
@@ -1768,6 +1774,12 @@ namespace Tango.Emulations.Emulators
             });
         }
 
+        private async void HandleJobPrepareRequest(TangoMessage<JobPrepareRequest> request)
+        {
+            await Task.Delay(2000);
+            await Transporter.SendResponse<JobPrepareResponse>(new JobPrepareResponse(), request.Container.Token);
+        }
+
         #endregion
 
         #region Public Methods
diff --git a/Software/Visual_Studio/Tango.Integration/Operation/MachineOperator.cs b/Software/Visual_Studio/Tango.Integration/Operation/MachineOperator.cs
index 83a836c2f..05026791d 100644
--- a/Software/Visual_Studio/Tango.Integration/Operation/MachineOperator.cs
+++ b/Software/Visual_Studio/Tango.Integration/Operation/MachineOperator.cs
@@ -92,6 +92,16 @@ namespace Tango.Integration.Operation
         public static SessionFileLogger SessionLogger { get; set; }
         public static String CachedJobOperationFile { get; set; }
 
+        #region Classes
+
+        private class RequiredLiquid
+        {
+            public IdsPack IdsPack { get; set; }
+            public int Quantity { get; set; }
+        }
+
+        #endregion
+
         #region Constructors
 
         /// <summary>
@@ -2006,11 +2016,12 @@ namespace Tango.Integration.Operation
             });
         }
 
-        private void ValidateJobLiquidQuantity(Job job, ProcessParametersTable processParameters, Configuration configuration)
+        private List<RequiredLiquid> ValidateJobLiquidQuantity(Job job, ProcessParametersTable processParameters, Configuration configuration)
         {
             LogManager.Log("Validating job liquid quantities...");
 
             Dictionary<int, double> liquidQuantities = new Dictionary<int, double>();
+            List<RequiredLiquid> requiredLiquids = new List<RequiredLiquid>();
 
             foreach (var pack in configuration.NoneEmptyIdsPacks.OrderBy(x => x.PackIndex))
             {
@@ -2091,6 +2102,12 @@ namespace Tango.Integration.Operation
                             Maximum = MAX_DISPENSER_NANOLITER,
                         };
 
+                        requiredLiquids.Add(new RequiredLiquid()
+                        {
+                            IdsPack = idsPack,
+                            Quantity = (int)liquidQuantities[index]
+                        });
+
                         LogManager.Log($"Required {idsLevel.IdsPack.LiquidType.Type}: {idsLevel.Required}, Current: {idsLevel.Current}");
 
                         if (idsLevel.Required > idsLevel.Current)
@@ -2132,6 +2149,8 @@ namespace Tango.Integration.Operation
             {
                 LogManager.Log("Could not validate required liquid quantity for job. No machine status received", LogCategory.Warning);
             }
+
+            return requiredLiquids;
         }
 
         /// <summary>
@@ -2584,10 +2603,12 @@ namespace Tango.Integration.Operation
                     }
                 }
 
+                List<RequiredLiquid> requiredLiquids = null;
+
                 //Validate liquid quantities..
                 if (EnableJobLiquidQuantityValidation)
                 {
-                    ValidateJobLiquidQuantity(job, processParameters, job.Machine.Configuration);
+                    requiredLiquids = ValidateJobLiquidQuantity(job, processParameters, job.Machine.Configuration);
                 }
                 else
                 {
@@ -2746,7 +2767,7 @@ namespace Tango.Integration.Operation
                         Message = "Preparing Job...",
                     });
 
-                    foreach (var segment in originalJob.OrderedSegments)
+                    foreach (var segment in segments)
                     {
                         try
                         {
@@ -2835,6 +2856,36 @@ namespace Tango.Integration.Operation
 
                     var oldKeepAlive = UseKeepAlive;
 
+                    if (requiredLiquids != null)
+                    {
+                        JobPrepareRequest prepareRequest = new JobPrepareRequest();
+                        prepareRequest.ProcessParameters = ticket.ProcessParameters;
+
+                        foreach (var requiredLiquid in requiredLiquids)
+                        {
+                            JobPrepareDispenser prepareDispenser = new JobPrepareDispenser();
+                            prepareDispenser.DispenserLiquidType = (DispenserLiquidType)requiredLiquid.IdsPack.LiquidType.Type;
+                            prepareDispenser.Index = requiredLiquid.IdsPack.PackIndex;
+                            prepareDispenser.TotalNanoliter = requiredLiquid.Quantity;
+                            prepareDispenser.Active = requiredLiquid.Quantity > 0;
+
+                            prepareRequest.Dispensers.Add(prepareDispenser);
+                        }
+
+                        try
+                        {
+                            var response = await SendRequest<JobPrepareRequest, JobPrepareResponse>(prepareRequest, new TransportRequestConfig()
+                            {
+                                ShouldLog = true,
+                                Timeout = TimeSpan.FromSeconds(10)
+                            });
+                        }
+                        catch (Exception ex)
+                        {
+                            LogManager.Log(ex, "Error sending job preparation request.");
+                        }
+                    }
+
                     if (JobUploadStrategy == JobUploadStrategy.JobDescriptionFile)
                     {
                         LogManager.Log("Generating job description file...");
diff --git a/Software/Visual_Studio/Tango.PMR/Common/MessageType.cs b/Software/Visual_Studio/Tango.PMR/Common/MessageType.cs
index 03b9e40bf..a46b2d2d0 100644
--- a/Software/Visual_Studio/Tango.PMR/Common/MessageType.cs
+++ b/Software/Visual_Studio/Tango.PMR/Common/MessageType.cs
@@ -22,7 +22,7 @@ namespace Tango.PMR.Common {
     static MessageTypeReflection() {
       byte[] descriptorData = global::System.Convert.FromBase64String(
           string.Concat(
-            "ChFNZXNzYWdlVHlwZS5wcm90bxIQVGFuZ28uUE1SLkNvbW1vbiqVPwoLTWVz",
+            "ChFNZXNzYWdlVHlwZS5wcm90bxIQVGFuZ28uUE1SLkNvbW1vbirGPwoLTWVz",
             "c2FnZVR5cGUSCAoETm9uZRAAEhEKDUVycm9yUmVzcG9uc2UQARIUChBDYWxj",
             "dWxhdGVSZXF1ZXN0EAMSFQoRQ2FsY3VsYXRlUmVzcG9uc2UQBBITCg9Qcm9n",
             "cmVzc1JlcXVlc3QQBRIUChBQcm9ncmVzc1Jlc3BvbnNlEAYSHAoYU3R1YkNh",
@@ -148,62 +148,63 @@ namespace Tango.PMR.Common {
             "cnJlbnRKb2JSZXF1ZXN0EMAXEh0KGFJlc3VtZUN1cnJlbnRKb2JSZXNwb25z",
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+            "Y2hpbmVTdGF0dXNVcGRhdGVSZXNwb25zZRCrRhIaChVTdGFydFBvd2VyRG93",
+            "blJlcXVlc3QQkE4SGwoWU3RhcnRQb3dlckRvd25SZXNwb25zZRCRThIaChVB",
+            "Ym9ydFBvd2VyRG93blJlcXVlc3QQkk4SGwoWQWJvcnRQb3dlckRvd25SZXNw",
+            "b25zZRCTThIYChNTdGFydFBvd2VyVXBSZXF1ZXN0EJROEhkKFFN0YXJ0UG93",
+            "ZXJVcFJlc3BvbnNlEJVOEhgKE0Fib3J0UG93ZXJVcFJlcXVlc3QQlk4SGQoU",
+            "QWJvcnRQb3dlclVwUmVzcG9uc2UQl04SEwoOU3RhbmRCeVJlcXVlc3QQmE4S",
+            "FAoPU3RhbmRCeVJlc3BvbnNlEJlOEh4KGVN0YXJ0VGhyZWFkTG9hZGluZ1Jl",
+            "cXVlc3QQ+FUSHwoaU3RhcnRUaHJlYWRMb2FkaW5nUmVzcG9uc2UQ+VUSIQoc",
+            "Q29udGludWVUaHJlYWRMb2FkaW5nUmVxdWVzdBD6VRIiCh1Db250aW51ZVRo",
+            "cmVhZExvYWRpbmdSZXNwb25zZRD7VRIdChhTdG9wVGhyZWFkTG9hZGluZ1Jl",
+            "cXVlc3QQ/FUSHgoZU3RvcFRocmVhZExvYWRpbmdSZXNwb25zZRD9VRIcChdU",
+            "cnlUaHJlYWRMb2FkaW5nUmVxdWVzdBD+VRIdChhUcnlUaHJlYWRMb2FkaW5n",
+            "UmVzcG9uc2UQ/1USIAobQXR0ZW1wdFRocmVhZEpvZ2dpbmdSZXF1ZXN0EIBW",
+            "EiEKHEF0dGVtcHRUaHJlYWRKb2dnaW5nUmVzcG9uc2UQgVYSIQocU3RhcnRJ",
+            "bmtGaWxsaW5nU3RhdHVzUmVxdWVzdBDgXRIiCh1TdGFydElua0ZpbGxpbmdT",
+            "dGF0dXNSZXNwb25zZRDhXRIcChdQdXREYXRhU3RvcmVJdGVtUmVxdWVzdBDI",
+            "ZRIdChhQdXREYXRhU3RvcmVJdGVtUmVzcG9uc2UQyWUSHAoXR2V0RGF0YVN0",
+            "b3JlSXRlbVJlcXVlc3QQymUSHQoYR2V0RGF0YVN0b3JlSXRlbVJlc3BvbnNl",
+            "EMtlEiEKHERhdGFTdG9yZUl0ZW1Nb2RpZmllZFJlcXVlc3QQzGUSIgodRGF0",
+            "YVN0b3JlSXRlbU1vZGlmaWVkUmVzcG9uc2UQzWVCHAoaY29tLnR3aW5lLnRh",
+            "bmdvLnBtci5jb21tb25iBnByb3RvMw=="));
       descriptor = pbr::FileDescriptor.FromGeneratedCode(descriptorData,
           new pbr::FileDescriptor[] { },
           new pbr::GeneratedClrTypeInfo(new[] {typeof(global::Tango.PMR.Common.MessageType), }, null));
@@ -427,6 +428,8 @@ namespace Tango.PMR.Common {
     [pbr::OriginalName("StartHeadCleaningResponse")] StartHeadCleaningResponse = 3011,
     [pbr::OriginalName("AbortHeadCleaningRequest")] AbortHeadCleaningRequest = 3012,
     [pbr::OriginalName("AbortHeadCleaningResponse")] AbortHeadCleaningResponse = 3013,
+    [pbr::OriginalName("JobPrepareRequest")] JobPrepareRequest = 3014,
+    [pbr::OriginalName("JobPrepareResponse")] JobPrepareResponse = 3015,
     /// <summary>
     ///Debugging
     /// </summary>
diff --git a/Software/Visual_Studio/Tango.PMR/Printing/JobPrepareDispenser.cs b/Software/Visual_Studio/Tango.PMR/Printing/JobPrepareDispenser.cs
new file mode 100644
index 000000000..426142fd4
--- /dev/null
+++ b/Software/Visual_Studio/Tango.PMR/Printing/JobPrepareDispenser.cs
@@ -0,0 +1,246 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: JobPrepareDispenser.proto
+#pragma warning disable 1591, 0612, 3021
+#region Designer generated code
+
+using pb = global::Google.Protobuf;
+using pbc = global::Google.Protobuf.Collections;
+using pbr = global::Google.Protobuf.Reflection;
+using scg = global::System.Collections.Generic;
+namespace Tango.PMR.Printing {
+
+  /// <summary>Holder for reflection information generated from JobPrepareDispenser.proto</summary>
+  public static partial class JobPrepareDispenserReflection {
+
+    #region Descriptor
+    /// <summary>File descriptor for JobPrepareDispenser.proto</summary>
+    public static pbr::FileDescriptor Descriptor {
+      get { return descriptor; }
+    }
+    private static pbr::FileDescriptor descriptor;
+
+    static JobPrepareDispenserReflection() {
+      byte[] descriptorData = global::System.Convert.FromBase64String(
+          string.Concat(
+            "ChlKb2JQcmVwYXJlRGlzcGVuc2VyLnByb3RvEhJUYW5nby5QTVIuUHJpbnRp",
+            "bmcaGURpc3BlbnNlckxpcXVpZFR5cGUucHJvdG8ikgEKE0pvYlByZXBhcmVE",
+            "aXNwZW5zZXISDQoFSW5kZXgYASABKAUSRAoTRGlzcGVuc2VyTGlxdWlkVHlw",
+            "ZRgCIAEoDjInLlRhbmdvLlBNUi5QcmludGluZy5EaXNwZW5zZXJMaXF1aWRU",
+            "eXBlEhYKDlRvdGFsTmFub2xpdGVyGAMgASgFEg4KBkFjdGl2ZRgEIAEoCEIe",
+            "Chxjb20udHdpbmUudGFuZ28ucG1yLnByaW50aW5nYgZwcm90bzM="));
+      descriptor = pbr::FileDescriptor.FromGeneratedCode(descriptorData,
+          new pbr::FileDescriptor[] { global::Tango.PMR.Printing.DispenserLiquidTypeReflection.Descriptor, },
+          new pbr::GeneratedClrTypeInfo(null, new pbr::GeneratedClrTypeInfo[] {
+            new pbr::GeneratedClrTypeInfo(typeof(global::Tango.PMR.Printing.JobPrepareDispenser), global::Tango.PMR.Printing.JobPrepareDispenser.Parser, new[]{ "Index", "DispenserLiquidType", "TotalNanoliter", "Active" }, null, null, null)
+          }));
+    }
+    #endregion
+
+  }
+  #region Messages
+  public sealed partial class JobPrepareDispenser : pb::IMessage<JobPrepareDispenser> {
+    private static readonly pb::MessageParser<JobPrepareDispenser> _parser = new pb::MessageParser<JobPrepareDispenser>(() => new JobPrepareDispenser());
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public static pb::MessageParser<JobPrepareDispenser> Parser { get { return _parser; } }
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public static pbr::MessageDescriptor Descriptor {
+      get { return global::Tango.PMR.Printing.JobPrepareDispenserReflection.Descriptor.MessageTypes[0]; }
+    }
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    pbr::MessageDescriptor pb::IMessage.Descriptor {
+      get { return Descriptor; }
+    }
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public JobPrepareDispenser() {
+      OnConstruction();
+    }
+
+    partial void OnConstruction();
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public JobPrepareDispenser(JobPrepareDispenser other) : this() {
+      index_ = other.index_;
+      dispenserLiquidType_ = other.dispenserLiquidType_;
+      totalNanoliter_ = other.totalNanoliter_;
+      active_ = other.active_;
+    }
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public JobPrepareDispenser Clone() {
+      return new JobPrepareDispenser(this);
+    }
+
+    /// <summary>Field number for the "Index" field.</summary>
+    public const int IndexFieldNumber = 1;
+    private int index_;
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public int Index {
+      get { return index_; }
+      set {
+        index_ = value;
+      }
+    }
+
+    /// <summary>Field number for the "DispenserLiquidType" field.</summary>
+    public const int DispenserLiquidTypeFieldNumber = 2;
+    private global::Tango.PMR.Printing.DispenserLiquidType dispenserLiquidType_ = 0;
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public global::Tango.PMR.Printing.DispenserLiquidType DispenserLiquidType {
+      get { return dispenserLiquidType_; }
+      set {
+        dispenserLiquidType_ = value;
+      }
+    }
+
+    /// <summary>Field number for the "TotalNanoliter" field.</summary>
+    public const int TotalNanoliterFieldNumber = 3;
+    private int totalNanoliter_;
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public int TotalNanoliter {
+      get { return totalNanoliter_; }
+      set {
+        totalNanoliter_ = value;
+      }
+    }
+
+    /// <summary>Field number for the "Active" field.</summary>
+    public const int ActiveFieldNumber = 4;
+    private bool active_;
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public bool Active {
+      get { return active_; }
+      set {
+        active_ = value;
+      }
+    }
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public override bool Equals(object other) {
+      return Equals(other as JobPrepareDispenser);
+    }
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public bool Equals(JobPrepareDispenser other) {
+      if (ReferenceEquals(other, null)) {
+        return false;
+      }
+      if (ReferenceEquals(other, this)) {
+        return true;
+      }
+      if (Index != other.Index) return false;
+      if (DispenserLiquidType != other.DispenserLiquidType) return false;
+      if (TotalNanoliter != other.TotalNanoliter) return false;
+      if (Active != other.Active) return false;
+      return true;
+    }
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public override int GetHashCode() {
+      int hash = 1;
+      if (Index != 0) hash ^= Index.GetHashCode();
+      if (DispenserLiquidType != 0) hash ^= DispenserLiquidType.GetHashCode();
+      if (TotalNanoliter != 0) hash ^= TotalNanoliter.GetHashCode();
+      if (Active != false) hash ^= Active.GetHashCode();
+      return hash;
+    }
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public override string ToString() {
+      return pb::JsonFormatter.ToDiagnosticString(this);
+    }
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public void WriteTo(pb::CodedOutputStream output) {
+      if (Index != 0) {
+        output.WriteRawTag(8);
+        output.WriteInt32(Index);
+      }
+      if (DispenserLiquidType != 0) {
+        output.WriteRawTag(16);
+        output.WriteEnum((int) DispenserLiquidType);
+      }
+      if (TotalNanoliter != 0) {
+        output.WriteRawTag(24);
+        output.WriteInt32(TotalNanoliter);
+      }
+      if (Active != false) {
+        output.WriteRawTag(32);
+        output.WriteBool(Active);
+      }
+    }
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public int CalculateSize() {
+      int size = 0;
+      if (Index != 0) {
+        size += 1 + pb::CodedOutputStream.ComputeInt32Size(Index);
+      }
+      if (DispenserLiquidType != 0) {
+        size += 1 + pb::CodedOutputStream.ComputeEnumSize((int) DispenserLiquidType);
+      }
+      if (TotalNanoliter != 0) {
+        size += 1 + pb::CodedOutputStream.ComputeInt32Size(TotalNanoliter);
+      }
+      if (Active != false) {
+        size += 1 + 1;
+      }
+      return size;
+    }
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public void MergeFrom(JobPrepareDispenser other) {
+      if (other == null) {
+        return;
+      }
+      if (other.Index != 0) {
+        Index = other.Index;
+      }
+      if (other.DispenserLiquidType != 0) {
+        DispenserLiquidType = other.DispenserLiquidType;
+      }
+      if (other.TotalNanoliter != 0) {
+        TotalNanoliter = other.TotalNanoliter;
+      }
+      if (other.Active != false) {
+        Active = other.Active;
+      }
+    }
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public void MergeFrom(pb::CodedInputStream input) {
+      uint tag;
+      while ((tag = input.ReadTag()) != 0) {
+        switch(tag) {
+          default:
+            input.SkipLastField();
+            break;
+          case 8: {
+            Index = input.ReadInt32();
+            break;
+          }
+          case 16: {
+            dispenserLiquidType_ = (global::Tango.PMR.Printing.DispenserLiquidType) input.ReadEnum();
+            break;
+          }
+          case 24: {
+            TotalNanoliter = input.ReadInt32();
+            break;
+          }
+          case 32: {
+            Active = input.ReadBool();
+            break;
+          }
+        }
+      }
+    }
+
+  }
+
+  #endregion
+
+}
+
+#endregion Designer generated code
diff --git a/Software/Visual_Studio/Tango.PMR/Printing/JobPrepareRequest.cs b/Software/Visual_Studio/Tango.PMR/Printing/JobPrepareRequest.cs
new file mode 100644
index 000000000..3acf52229
--- /dev/null
+++ b/Software/Visual_Studio/Tango.PMR/Printing/JobPrepareRequest.cs
@@ -0,0 +1,189 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: JobPrepareRequest.proto
+#pragma warning disable 1591, 0612, 3021
+#region Designer generated code
+
+using pb = global::Google.Protobuf;
+using pbc = global::Google.Protobuf.Collections;
+using pbr = global::Google.Protobuf.Reflection;
+using scg = global::System.Collections.Generic;
+namespace Tango.PMR.Printing {
+
+  /// <summary>Holder for reflection information generated from JobPrepareRequest.proto</summary>
+  public static partial class JobPrepareRequestReflection {
+
+    #region Descriptor
+    /// <summary>File descriptor for JobPrepareRequest.proto</summary>
+    public static pbr::FileDescriptor Descriptor {
+      get { return descriptor; }
+    }
+    private static pbr::FileDescriptor descriptor;
+
+    static JobPrepareRequestReflection() {
+      byte[] descriptorData = global::System.Convert.FromBase64String(
+          string.Concat(
+            "ChdKb2JQcmVwYXJlUmVxdWVzdC5wcm90bxISVGFuZ28uUE1SLlByaW50aW5n",
+            "GhdQcm9jZXNzUGFyYW1ldGVycy5wcm90bxoZSm9iUHJlcGFyZURpc3BlbnNl",
+            "ci5wcm90byKSAQoRSm9iUHJlcGFyZVJlcXVlc3QSQAoRUHJvY2Vzc1BhcmFt",
+            "ZXRlcnMYASABKAsyJS5UYW5nby5QTVIuUHJpbnRpbmcuUHJvY2Vzc1BhcmFt",
+            "ZXRlcnMSOwoKRGlzcGVuc2VycxgCIAMoCzInLlRhbmdvLlBNUi5QcmludGlu",
+            "Zy5Kb2JQcmVwYXJlRGlzcGVuc2VyQh4KHGNvbS50d2luZS50YW5nby5wbXIu",
+            "cHJpbnRpbmdiBnByb3RvMw=="));
+      descriptor = pbr::FileDescriptor.FromGeneratedCode(descriptorData,
+          new pbr::FileDescriptor[] { global::Tango.PMR.Printing.ProcessParametersReflection.Descriptor, global::Tango.PMR.Printing.JobPrepareDispenserReflection.Descriptor, },
+          new pbr::GeneratedClrTypeInfo(null, new pbr::GeneratedClrTypeInfo[] {
+            new pbr::GeneratedClrTypeInfo(typeof(global::Tango.PMR.Printing.JobPrepareRequest), global::Tango.PMR.Printing.JobPrepareRequest.Parser, new[]{ "ProcessParameters", "Dispensers" }, null, null, null)
+          }));
+    }
+    #endregion
+
+  }
+  #region Messages
+  public sealed partial class JobPrepareRequest : pb::IMessage<JobPrepareRequest> {
+    private static readonly pb::MessageParser<JobPrepareRequest> _parser = new pb::MessageParser<JobPrepareRequest>(() => new JobPrepareRequest());
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public static pb::MessageParser<JobPrepareRequest> Parser { get { return _parser; } }
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public static pbr::MessageDescriptor Descriptor {
+      get { return global::Tango.PMR.Printing.JobPrepareRequestReflection.Descriptor.MessageTypes[0]; }
+    }
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    pbr::MessageDescriptor pb::IMessage.Descriptor {
+      get { return Descriptor; }
+    }
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public JobPrepareRequest() {
+      OnConstruction();
+    }
+
+    partial void OnConstruction();
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public JobPrepareRequest(JobPrepareRequest other) : this() {
+      ProcessParameters = other.processParameters_ != null ? other.ProcessParameters.Clone() : null;
+      dispensers_ = other.dispensers_.Clone();
+    }
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public JobPrepareRequest Clone() {
+      return new JobPrepareRequest(this);
+    }
+
+    /// <summary>Field number for the "ProcessParameters" field.</summary>
+    public const int ProcessParametersFieldNumber = 1;
+    private global::Tango.PMR.Printing.ProcessParameters processParameters_;
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public global::Tango.PMR.Printing.ProcessParameters ProcessParameters {
+      get { return processParameters_; }
+      set {
+        processParameters_ = value;
+      }
+    }
+
+    /// <summary>Field number for the "Dispensers" field.</summary>
+    public const int DispensersFieldNumber = 2;
+    private static readonly pb::FieldCodec<global::Tango.PMR.Printing.JobPrepareDispenser> _repeated_dispensers_codec
+        = pb::FieldCodec.ForMessage(18, global::Tango.PMR.Printing.JobPrepareDispenser.Parser);
+    private readonly pbc::RepeatedField<global::Tango.PMR.Printing.JobPrepareDispenser> dispensers_ = new pbc::RepeatedField<global::Tango.PMR.Printing.JobPrepareDispenser>();
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public pbc::RepeatedField<global::Tango.PMR.Printing.JobPrepareDispenser> Dispensers {
+      get { return dispensers_; }
+    }
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public override bool Equals(object other) {
+      return Equals(other as JobPrepareRequest);
+    }
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public bool Equals(JobPrepareRequest other) {
+      if (ReferenceEquals(other, null)) {
+        return false;
+      }
+      if (ReferenceEquals(other, this)) {
+        return true;
+      }
+      if (!object.Equals(ProcessParameters, other.ProcessParameters)) return false;
+      if(!dispensers_.Equals(other.dispensers_)) return false;
+      return true;
+    }
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public override int GetHashCode() {
+      int hash = 1;
+      if (processParameters_ != null) hash ^= ProcessParameters.GetHashCode();
+      hash ^= dispensers_.GetHashCode();
+      return hash;
+    }
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public override string ToString() {
+      return pb::JsonFormatter.ToDiagnosticString(this);
+    }
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public void WriteTo(pb::CodedOutputStream output) {
+      if (processParameters_ != null) {
+        output.WriteRawTag(10);
+        output.WriteMessage(ProcessParameters);
+      }
+      dispensers_.WriteTo(output, _repeated_dispensers_codec);
+    }
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public int CalculateSize() {
+      int size = 0;
+      if (processParameters_ != null) {
+        size += 1 + pb::CodedOutputStream.ComputeMessageSize(ProcessParameters);
+      }
+      size += dispensers_.CalculateSize(_repeated_dispensers_codec);
+      return size;
+    }
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public void MergeFrom(JobPrepareRequest other) {
+      if (other == null) {
+        return;
+      }
+      if (other.processParameters_ != null) {
+        if (processParameters_ == null) {
+          processParameters_ = new global::Tango.PMR.Printing.ProcessParameters();
+        }
+        ProcessParameters.MergeFrom(other.ProcessParameters);
+      }
+      dispensers_.Add(other.dispensers_);
+    }
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public void MergeFrom(pb::CodedInputStream input) {
+      uint tag;
+      while ((tag = input.ReadTag()) != 0) {
+        switch(tag) {
+          default:
+            input.SkipLastField();
+            break;
+          case 10: {
+            if (processParameters_ == null) {
+              processParameters_ = new global::Tango.PMR.Printing.ProcessParameters();
+            }
+            input.ReadMessage(processParameters_);
+            break;
+          }
+          case 18: {
+            dispensers_.AddEntriesFrom(input, _repeated_dispensers_codec);
+            break;
+          }
+        }
+      }
+    }
+
+  }
+
+  #endregion
+
+}
+
+#endregion Designer generated code
diff --git a/Software/Visual_Studio/Tango.PMR/Printing/JobPrepareResponse.cs b/Software/Visual_Studio/Tango.PMR/Printing/JobPrepareResponse.cs
new file mode 100644
index 000000000..1baa42b81
--- /dev/null
+++ b/Software/Visual_Studio/Tango.PMR/Printing/JobPrepareResponse.cs
@@ -0,0 +1,131 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: JobPrepareResponse.proto
+#pragma warning disable 1591, 0612, 3021
+#region Designer generated code
+
+using pb = global::Google.Protobuf;
+using pbc = global::Google.Protobuf.Collections;
+using pbr = global::Google.Protobuf.Reflection;
+using scg = global::System.Collections.Generic;
+namespace Tango.PMR.Printing {
+
+  /// <summary>Holder for reflection information generated from JobPrepareResponse.proto</summary>
+  public static partial class JobPrepareResponseReflection {
+
+    #region Descriptor
+    /// <summary>File descriptor for JobPrepareResponse.proto</summary>
+    public static pbr::FileDescriptor Descriptor {
+      get { return descriptor; }
+    }
+    private static pbr::FileDescriptor descriptor;
+
+    static JobPrepareResponseReflection() {
+      byte[] descriptorData = global::System.Convert.FromBase64String(
+          string.Concat(
+            "ChhKb2JQcmVwYXJlUmVzcG9uc2UucHJvdG8SElRhbmdvLlBNUi5QcmludGlu",
+            "ZyIUChJKb2JQcmVwYXJlUmVzcG9uc2VCHgocY29tLnR3aW5lLnRhbmdvLnBt",
+            "ci5wcmludGluZ2IGcHJvdG8z"));
+      descriptor = pbr::FileDescriptor.FromGeneratedCode(descriptorData,
+          new pbr::FileDescriptor[] { },
+          new pbr::GeneratedClrTypeInfo(null, new pbr::GeneratedClrTypeInfo[] {
+            new pbr::GeneratedClrTypeInfo(typeof(global::Tango.PMR.Printing.JobPrepareResponse), global::Tango.PMR.Printing.JobPrepareResponse.Parser, null, null, null, null)
+          }));
+    }
+    #endregion
+
+  }
+  #region Messages
+  public sealed partial class JobPrepareResponse : pb::IMessage<JobPrepareResponse> {
+    private static readonly pb::MessageParser<JobPrepareResponse> _parser = new pb::MessageParser<JobPrepareResponse>(() => new JobPrepareResponse());
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public static pb::MessageParser<JobPrepareResponse> Parser { get { return _parser; } }
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public static pbr::MessageDescriptor Descriptor {
+      get { return global::Tango.PMR.Printing.JobPrepareResponseReflection.Descriptor.MessageTypes[0]; }
+    }
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    pbr::MessageDescriptor pb::IMessage.Descriptor {
+      get { return Descriptor; }
+    }
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public JobPrepareResponse() {
+      OnConstruction();
+    }
+
+    partial void OnConstruction();
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public JobPrepareResponse(JobPrepareResponse other) : this() {
+    }
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public JobPrepareResponse Clone() {
+      return new JobPrepareResponse(this);
+    }
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public override bool Equals(object other) {
+      return Equals(other as JobPrepareResponse);
+    }
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public bool Equals(JobPrepareResponse other) {
+      if (ReferenceEquals(other, null)) {
+        return false;
+      }
+      if (ReferenceEquals(other, this)) {
+        return true;
+      }
+      return true;
+    }
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public override int GetHashCode() {
+      int hash = 1;
+      return hash;
+    }
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public override string ToString() {
+      return pb::JsonFormatter.ToDiagnosticString(this);
+    }
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public void WriteTo(pb::CodedOutputStream output) {
+    }
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public int CalculateSize() {
+      int size = 0;
+      return size;
+    }
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public void MergeFrom(JobPrepareResponse other) {
+      if (other == null) {
+        return;
+      }
+    }
+
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute]
+    public void MergeFrom(pb::CodedInputStream input) {
+      uint tag;
+      while ((tag = input.ReadTag()) != 0) {
+        switch(tag) {
+          default:
+            input.SkipLastField();
+            break;
+        }
+      }
+    }
+
+  }
+
+  #endregion
+
+}
+
+#endregion Designer generated code
diff --git a/Software/Visual_Studio/Tango.PMR/Tango.PMR.csproj b/Software/Visual_Studio/Tango.PMR/Tango.PMR.csproj
index 72418fe91..cdd9e23a2 100644
--- a/Software/Visual_Studio/Tango.PMR/Tango.PMR.csproj
+++ b/Software/Visual_Studio/Tango.PMR/Tango.PMR.csproj
@@ -315,6 +315,9 @@
     <Compile Include="Printing\JobDescriptionFileBrushStop.cs" />
     <Compile Include="Printing\JobDescriptionFileSegment.cs" />
     <Compile Include="Printing\JobDispenser.cs" />
+    <Compile Include="Printing\JobPrepareDispenser.cs" />
+    <Compile Include="Printing\JobPrepareRequest.cs" />
+    <Compile Include="Printing\JobPrepareResponse.cs" />
     <Compile Include="Printing\JobRequest.cs" />
     <Compile Include="Printing\JobResponse.cs" />
     <Compile Include="Printing\JobSegment.cs" />
@@ -493,7 +496,7 @@
   </PropertyGroup>
   <ProjectExtensions>
     <VisualStudio>
-      <UserProperties BuildVersion_AssemblyInfoFilename="Properties\AssemblyInfo.cs" BuildVersion_UpdateAssemblyVersion="True" BuildVersion_BuildVersioningStyle="None.None.Increment.TimeStamp" BuildVersion_UseGlobalSettings="False" BuildVersion_StartDate="2000/1/1" />
+      <UserProperties BuildVersion_StartDate="2000/1/1" BuildVersion_UseGlobalSettings="False" BuildVersion_BuildVersioningStyle="None.None.Increment.TimeStamp" BuildVersion_UpdateAssemblyVersion="True" BuildVersion_AssemblyInfoFilename="Properties\AssemblyInfo.cs" />
     </VisualStudio>
   </ProjectExtensions>
 </Project>
\ No newline at end of file