added conditional compilation example from https://forums.autodesk.co…

…m/t5/revit-api-forum/forgetypeid-how-to-use/m-p/10357374
jeremytammik · Jun 2, 2021 · 3b679c5 · 3b679c5
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diff --git a/BuildingCoder/BuildingCoder/Properties/AssemblyInfo.cs b/BuildingCoder/BuildingCoder/Properties/AssemblyInfo.cs
@@ -377,6 +377,7 @@
 // 2021-05-06 2022.0.150.5 added SketchEditScopeSample
 // 2021-05-10 2022.0.150.6 added GetCloudModelLocalCacheFilepath from https://forums.autodesk.com/t5/revit-api-forum/get-bim-360-model-s-quot-absolute-quot-path/m-p/10292538
 // 2021-05-13 2022.0.150.7 added bool enforceResultOnLine argument to LinePlaneIntersection suggested by Miguel B in https://thebuildingcoder.typepad.com/blog/2020/10/high-performance-outline-and-line-plane-intersection.html#comment-5381317900
+// 2021-06-02 2022.0.150.8 added conditional compilation example from https://forums.autodesk.com/t5/revit-api-forum/forgetypeid-how-to-use/m-p/10357374
 //
 [assembly: AssemblyVersion( "2022.0.150.7" )]
 [assembly: AssemblyFileVersion( "2022.0.150.7" )]
diff --git a/BuildingCoder/BuildingCoder/Util.cs b/BuildingCoder/BuildingCoder/Util.cs
@@ -1331,6 +1331,26 @@ public static void ListForgeTypeIds()
           UnitUtils.GetTypeCatalogStringForUnit( fti ) );
       }
     }
+
+    #region Conditional compilation using ifdef to handle ForgeTypeId
+    public static double InternalUnitToMillimetres( 
+      double a, 
+      bool roundup = false )
+    {
+      double mm;
+
+#if (CONFIG_R2019 || CONFIG_R2020)
+      mm = UnitUtils.ConvertFromInternalUnits(
+        a, DisplayUnitType.DUT_MILLIMETERS );
+#else
+      mm = UnitUtils.ConvertFromInternalUnits( 
+        a, UnitTypeId.Millimeters );
+#endif
+
+      return roundup ? Math.Round( mm, 0 ) : mm;
+    }
+    #endregion // Conditional compilation using ifdef to handle ForgeTypeId
+
     #endregion // Unit Handling
 
     #region Formatting