Cut fill helper

Connectors/Autocad/Speckle.Connectors.Civil3dShared/DependencyInjection/Civil3dConnectorModule.cs

@@ -32,6 +32,7 @@ public static class Civil3dConnectorModule
     // additional classes
     serviceCollection.AddScoped<PropertySetDefinitionHandler>();
     serviceCollection.AddScoped<PropertySetBaker>();
+    serviceCollection.AddScoped<CutFillHelper>();
 
     // automatically detects the Class:IClass interface pattern to register all generated interfaces
     serviceCollection.AddMatchingInterfacesAsTransient(Assembly.GetExecutingAssembly());

Connectors/Autocad/Speckle.Connectors.Civil3dShared/HostApp/CutFillHelper.cs

@@ -0,0 +1,93 @@
+using Autodesk.AutoCAD.DatabaseServices;
+using Autodesk.Civil.ApplicationServices;
+using Autodesk.Civil.DatabaseServices;
+using Speckle.Converters.Civil3dShared;
+using Speckle.Converters.Common;
+using Speckle.Sdk.Common;
+using Surface = Autodesk.Civil.DatabaseServices.Surface;
+
+namespace Speckle.Connectors.Civil3dShared.HostApp;
+
+public class CutFillHelper
+{
+  private readonly IConverterSettingsStore<Civil3dConversionSettings> _settingsStore;
+
+  public CutFillHelper(IConverterSettingsStore<Civil3dConversionSettings> settingsStore)
+  {
+    _settingsStore = settingsStore;
+  }
+
+  public Dictionary<string, double> GetVolumesFromVolumeSurface(string surfaceName)
+  {
+    Database db = _settingsStore.Current.Document.Database;
+    var results = new Dictionary<string, double>();
+
+    using Transaction tr = db.TransactionManager.StartTransaction();
+
+    var volumeSurfaceId = GetVolumeSurfaceByName(db, surfaceName);
+
+    if (volumeSurfaceId == ObjectId.Null)
+    {
+      tr.Commit();
+      return results;
+    }
+
+    var volSurface = tr.GetObject(volumeSurfaceId, OpenMode.ForRead) as TinVolumeSurface;
+    VolumeSurfaceProperties props = volSurface.NotNull().GetVolumeProperties();
+    // var props = volSurface?.Analysis.;
+
+    Units.GetConversionFactor(Units.Millimeters, _settingsStore.Current.SpeckleUnits);
+    results["CutVolume"] = props.AdjustedCutVolume / 27.0;
+    results["FillVolume"] = props.AdjustedFillVolume / 27.0;
+    results["NetVolume"] = props.AdjustedNetVolume / 27.0;
+
+    tr.Commit();
+
+    return results;
+  }
+
+  public List<string> GetAllVolumeSurfaceNames(Database db)
+  {
+    var volumeSurfaceNames = new List<string>();
+
+    using Transaction tr = db.TransactionManager.StartTransaction();
+
+    var civilDoc = CivilApplication.ActiveDocument;
+
+    foreach (ObjectId surfaceId in civilDoc.GetSurfaceIds())
+    {
+      var volSurface = tr.GetObject(surfaceId, OpenMode.ForRead) as TinVolumeSurface;
+
+      if (volSurface != null)
+      {
+        volumeSurfaceNames.Add(volSurface.Name);
+      }
+    }
+
+    tr.Commit();
+
+    return volumeSurfaceNames;
+  }
+
+  private ObjectId GetVolumeSurfaceByName(Database db, string surfaceName)
+  {
+    using Transaction tr = db.TransactionManager.StartTransaction();
+
+    var civilDoc = CivilApplication.ActiveDocument;
+
+    foreach (ObjectId surfaceId in civilDoc.GetSurfaceIds())
+    {
+      var surface = tr.GetObject(surfaceId, OpenMode.ForRead) as Surface;
+
+      if (surface is TinVolumeSurface && surface.Name == surfaceName)
+      {
+        tr.Commit();
+        return surfaceId;
+      }
+    }
+
+    tr.Commit();
+
+    return ObjectId.Null;
+  }
+}

Connectors/Autocad/Speckle.Connectors.Civil3dShared/Operations/Send/Civil3dRootObjectBuilder.cs

@@ -2,6 +2,7 @@ using Autodesk.AutoCAD.DatabaseServices;
 using Microsoft.Extensions.Logging;
 using Speckle.Connectors.Autocad.HostApp;
 using Speckle.Connectors.Autocad.Operations.Send;
+using Speckle.Connectors.Civil3dShared.HostApp;
 using Speckle.Connectors.Common.Caching;
 using Speckle.Connectors.Common.Operations;
 using Speckle.Converters.Autocad;
@@ -16,10 +17,12 @@ public sealed class Civil3dRootObjectBuilder : AutocadRootObjectBaseBuilder
 {
   private readonly AutocadLayerUnpacker _layerUnpacker;
   private readonly PropertySetDefinitionHandler _propertySetDefinitionHandler;
+  private readonly CutFillHelper _cutFillHelper;
 
   public Civil3dRootObjectBuilder(
     AutocadLayerUnpacker layerUnpacker,
     PropertySetDefinitionHandler propertySetDefinitionHandler,
+    CutFillHelper cutFillHelper,
     IRootToSpeckleConverter converter,
     IConverterSettingsStore<AutocadConversionSettings> converterSettings,
     ISendConversionCache sendConversionCache,
@@ -44,6 +47,7 @@ public sealed class Civil3dRootObjectBuilder : AutocadRootObjectBaseBuilder
   {
     _layerUnpacker = layerUnpacker;
     _propertySetDefinitionHandler = propertySetDefinitionHandler;
+    _cutFillHelper = cutFillHelper;
   }
 
   public override (Collection, LayerTableRecord?) CreateObjectCollection(Entity entity, Transaction tr)
@@ -55,6 +59,7 @@ public sealed class Civil3dRootObjectBuilder : AutocadRootObjectBaseBuilder
 
   public override void AddAdditionalProxiesToRoot(Collection rootObject)
   {
+    rootObject["cutFill"] = _cutFillHelper.GetVolumesFromVolumeSurface("Surface02");
     rootObject[ProxyKeys.PROPERTYSET_DEFINITIONS] = _propertySetDefinitionHandler.Definitions;
   }
 }

Connectors/Autocad/Speckle.Connectors.Civil3dShared/Speckle.Connectors.Civil3dShared.projitems

@@ -11,6 +11,7 @@
   <ItemGroup>
     <Compile Include="$(MSBuildThisFileDirectory)Bindings\Civil3dReceiveBinding.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)DependencyInjection\Civil3dConnectorModule.cs" />
+    <Compile Include="$(MSBuildThisFileDirectory)HostApp\CutFillHelper.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)HostApp\PropertySetBaker.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Operations\Receive\Civil3dHostObjectBuilder.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Operations\Send\Civil3dRootObjectBuilder.cs" />
@@ -18,7 +19,6 @@
   </ItemGroup>
   <ItemGroup>
     <Folder Include="$(MSBuildThisFileDirectory)DependencyInjection\" />
-    <Folder Include="$(MSBuildThisFileDirectory)HostApp\" />
     <Folder Include="$(MSBuildThisFileDirectory)Operations\Receive\" />
     <Folder Include="$(MSBuildThisFileDirectory)Operations\Send\" />
   </ItemGroup>