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 Selector_Selector_H_
22 #define Selector_Selector_H_
26 #include <TDF_Label.hxx>
27 #include <TDF_LabelList.hxx>
28 #include <TopoDS_Shape.hxx>
31 class Selector_NameGenerator;
33 /**\class Selector_Selector
35 * \brief Main object for selection of the sub-shapes in the parametrically updated
36 * shapes using topological naming mechanism.
38 class Selector_Selector
40 /// Type of a selector: on this type depends what is stored in this label and how to
41 /// restore it on update.
43 SELTYPE_CONTAINER, ///< just a container of sub-elements, keeps the shape type of container
44 SELTYPE_INTERSECT, ///< sub-shape is intersection of higher level objects
45 SELTYPE_PRIMITIVE, ///< sub-shape found as a primitive on some label
46 SELTYPE_MODIFICATION, ///< modification of base shapes to the final label
47 SELTYPE_FILTER_BY_NEIGHBOR, ///< identification by neighbor shapes in context
48 SELTYPE_WEAK_NAMING, ///< pure weak naming by weak index in context
51 Selector_Type myType; ///< Type of this selector.
52 TopAbs_ShapeEnum myShapeType; ///< type of this shape: in container, intersection or neighbors
53 std::list<Selector_Selector> mySubSelList; ///< list of sub-selectors if needed
54 TDF_Label myFinal; ///< final label of the primitive or generation, where the value is
55 TDF_LabelList myBases; ///< initial labels that contain shapes that produce the modification
56 int myWeakIndex; ///< index of the shape among commons for the modification type (-1 - not set)
58 std::list<int> myNBLevel; ///< list of integers corresponding to subsellist neighborhood level
60 TDF_Label myLab; ///< main label where selector is performed
63 /// Initializes selector on the label
64 SELECTOR_EXPORT Selector_Selector(TDF_Label theLab);
65 /// Returns label of this selector
66 SELECTOR_EXPORT TDF_Label label();
68 /// Initializes the selector structure on the label.
69 /// Stores the name data to restore after modification.
70 SELECTOR_EXPORT bool select(const TopoDS_Shape theContext, const TopoDS_Shape theValue,
71 const bool theUseNeighbors = true);
73 /// Stores the name to the label and sub-labels tree
74 SELECTOR_EXPORT void store();
76 /// Restores the selected shape by the topological naming kept in the data structure
77 /// Returns true if it can restore structure correctly
78 SELECTOR_EXPORT bool restore();
80 /// Restores the selected shape by the topological name string.
81 /// Returns not empty label of the context.
82 SELECTOR_EXPORT TDF_Label restoreByName(
83 std::string theName, const TopAbs_ShapeEnum theShapeType,
84 Selector_NameGenerator* theNameGenerator);
86 /// Updates the current shape by the stored topological name
87 SELECTOR_EXPORT bool solve(const TopoDS_Shape& theContext);
89 /// Returns the current sub-shape value (null if can not resolve)
90 SELECTOR_EXPORT TopoDS_Shape value();
92 /// Returns the naming name of the selection
93 SELECTOR_EXPORT std::string name(Selector_NameGenerator* theNameGenerator);
97 /// Create and keep in the list the sub-sulector that select the given value.
98 /// Returns true if selection is correct.
99 bool selectBySubSelector(const TopoDS_Shape theContext, const TopoDS_Shape theValue,
100 const bool theUseNeighbors = true);
101 /// Searches the final shapes presented in all results from bases basing on the modification fields
102 void findModificationResult(TopoDS_ListOfShape& theCommon);