+ /// \return boolean operation type.
+ FEATURESPLUGIN_EXPORT OperationType operationType();
+
+ /// Request for initialization of data model of the feature: adding all attributes.
+ FEATURESPLUGIN_EXPORT virtual void initAttributes();
+
+protected:
+
+ /// Use plugin manager for features creation.
+ FeaturesPlugin_Boolean(const OperationType theOperationType);
+
+ /// Initialize version field of the Boolean feature.
+ /// The version is initialized for newly created features,
+ /// not read from previously stored document.
+ void initVersion(const int theVersion);
+
+ /// Load Naming data structure of the feature to the document
+ void loadNamingDS(std::shared_ptr<ModelAPI_ResultBody> theResultBody,
+ const std::shared_ptr<GeomAPI_Shape> theBaseShape,
+ const ListOfShape& theTools,
+ const std::shared_ptr<GeomAPI_Shape> theResultShape,
+ const GeomMakeShapePtr& theMakeShape);
+
+
+ /// Auxiliary class to store hierarchy of Boolean operation objects/tools
+ /// and their parent shapes (compounds or compsolids)
+ class ObjectHierarchy {
+ typedef std::pair<GeomShapePtr, ListOfShape> ShapeAndSubshapes;
+ typedef std::map<GeomShapePtr, GeomShapePtr, GeomAPI_Shape::Comparator> MapShapeToParent;
+ typedef std::map<GeomShapePtr, size_t, GeomAPI_Shape::Comparator> MapShapeToIndex;
+ typedef std::set<GeomShapePtr, GeomAPI_Shape::Comparator> SetOfShape;
+
+ ListOfShape myObjects; ///< list of objects/tools of Boolean operation
+ MapShapeToParent myParent; ///< refer a shape to compound/compsolid containing it
+ /// indices of compounds/compsolids to keep the order of parent shapes
+ /// corresponding to the order of objects
+ MapShapeToIndex myParentIndices;
+ /// list of shape and its subshapes stored according to the index of parent shape
+ std::vector<ShapeAndSubshapes> mySubshapes;
+
+ SetOfShape myProcessedObjects;
+
+ public:
+ /// Add object of Boolean opration
+ void AddObject(const GeomShapePtr& theObject);
+
+ /// Maps shape and its parent
+ void AddParent(const GeomShapePtr& theShape, const GeomShapePtr& theParent);
+
+ /// Return parent shape for the given, or empty if it is a high-level shape.
+ /// By default, the parent and all its subshapes are marked as processed for further skip.
+ GeomShapePtr Parent(const GeomShapePtr& theShape, bool theMarkProcessed = true);
+
+ /// Split compound/compsolid shape for subshapes selected for Boolean operation and the other.
+ void SplitCompound(const GeomShapePtr& theCompShape,
+ ListOfShape& theUsed,
+ ListOfShape& theNotUsed) const;
+
+ /// Generates the list of top-level compounds, which contain the objects of Boolean operation.
+ /// The generated list will contain only shapes unused during the Boolean operation.
+ void CompoundsOfUnusedObjects(ListOfShape& theDestination) const;
+
+ /// Return \c true if there is no object in hierarchy
+ bool IsEmpty() const;
+
+ /// Return list of objects
+ const ListOfShape& Objects() const { return myObjects; }
+ /// Separate objects of the given range of types and all other objects
+ void ObjectsByType(ListOfShape& theShapesByType, ListOfShape& theOtherShapes,
+ const GeomAPI_Shape::ShapeType theMinType = GeomAPI_Shape::COMPOUND,
+ const GeomAPI_Shape::ShapeType theMaxType = GeomAPI_Shape::SHAPE) const;
+
+ private:
+ GeomShapePtr collectUnusedSubs(const GeomShapePtr theTopLevelCompound,
+ const SetOfShape& theUsed) const;
+
+ public:
+ class Iterator {
+ friend class ObjectHierarchy;
+
+ ObjectHierarchy* myHierarchy;
+ ListOfShape::iterator myObject;
+
+ Iterator() {}
+ Iterator(ObjectHierarchy* theHierarchy, bool isBegin = true);
+
+ void SkipAlreadyProcessed();
+
+ public:
+ bool operator==(const Iterator&) const;
+ bool operator!=(const Iterator&) const;
+
+ Iterator& operator++();
+ Iterator operator++(int);
+
+ GeomShapePtr operator*() const;
+ };
+
+ Iterator Begin();
+ Iterator End();