[TD]provide result of detail to other views

src/Mod/TechDraw/App/DrawViewDetail.cpp

@@ -332,6 +332,9 @@ void DrawViewDetail::makeDetailShape(const TopoDS_Shape& shape, DrawViewPart* dv
         }
     }
 
+    // save the detail shape for further processing
+    m_detailShape = pieces;
+
     if (debugDetail()) {
         BRepTools::Write(tool, "DVDTool.brep");     //debug
         BRepTools::Write(copyShape, "DVDCopy.brep");//debug

src/Mod/TechDraw/App/DrawViewDetail.h

@@ -87,6 +87,7 @@ public:
                                       gp_Dir& projDir);
 
     std::vector<DrawViewDetail*> getDetailRefs() const override;
+    TopoDS_Shape getDetailShape() const { return m_detailShape; }
 
 public Q_SLOTS:
     void onMakeDetailFinished(void);
@@ -106,6 +107,8 @@ protected:
 
     DrawViewPart* m_saveDvp;
     DrawViewSection* m_saveDvs;
+
+    TopoDS_Shape m_detailShape;
 };
 
 using DrawViewDetailPython = App::FeaturePythonT<DrawViewDetail>;