1 // Copyright (C) 2014-2017 CEA/DEN, EDF R&D
3 // This library is free software; you can redistribute it and/or
4 // modify it under the terms of the GNU Lesser General Public
5 // License as published by the Free Software Foundation; either
6 // version 2.1 of the License, or (at your option) any later version.
8 // This library is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 // Lesser General Public License for more details.
13 // You should have received a copy of the GNU Lesser General Public
14 // License along with this library; if not, write to the Free Software
15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 // See http://www.salome-platform.org/ or
18 // email : webmaster.salome@opencascade.com<mailto:webmaster.salome@opencascade.com>
21 #ifndef GeomAPI_ShapeExplorer_H_
22 #define GeomAPI_ShapeExplorer_H_
25 #include <GeomAPI_Shape.h>
27 /** \class GeomAPI_ShapeExplorer
29 * \brief This class is used to explore subshapes on shape.
31 class GeomAPI_ShapeExplorer : public GeomAPI_Interface
34 /// Default constructor. Creates an empty explorer, becomes usefull after Init.
36 GeomAPI_ShapeExplorer();
38 /** \brief Constructs an explorer to search on theShape, for shapes of type toFind,
39 * that are not part of a shape toAvoid. If the shape toAvoid is equal to GeomAPI_SHape::SHAPE,
40 * or if it is the same as, or less complex than the shape toFind it has no effect on the search.
41 * \param[in] theShape shape to explore.
42 * \param[in] toFind shape type to find.
43 * \param[in] toAvoid shape type to avoid.
46 GeomAPI_ShapeExplorer(const std::shared_ptr<GeomAPI_Shape>& theShape,
47 const GeomAPI_Shape::ShapeType toFind,
48 const GeomAPI_Shape::ShapeType toAvoid = GeomAPI_Shape::SHAPE);
50 /** \brief Resets this explorer. It is initialized to search on theShape, for shapes of type toFind,
51 * that are not part of a shape toAvoid. If the shape toAvoid is equal to GeomAPI_SHape::SHAPE,
52 * or if it is the same as, or less complex than the shape toFind it has no effect on the search.
53 * \param[in] theShape shape to explore.
54 * \param[in] toFind shape type to find.
55 * \param[in] toAvoid shape type to avoid.
58 void init(const std::shared_ptr<GeomAPI_Shape>& theShape,
59 const GeomAPI_Shape::ShapeType toFind,
60 const GeomAPI_Shape::ShapeType toAvoid = GeomAPI_Shape::SHAPE);
62 /// \return true if there are more shapes in the exploration.
66 /// Moves to the next Shape in the exploration or do nothing
67 /// if there are no more shapes to explore.
71 /// \return the current shape in the exploration or empty pointer
72 /// if this explorer has no more shapes to explore.
74 std::shared_ptr<GeomAPI_Shape> current();
76 /// Reinitialize the exploration with the original arguments.
80 /// \return the current depth of the exploration. 0 is the shape to explore itself.
84 /// Clears the content of the explorer. It will return False on more().