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 email : webmaster.salome@opencascade.com<mailto:webmaster.salome@opencascade.com>
20 #ifndef ModuleBase_ISelection_H
21 #define ModuleBase_ISelection_H
23 #include "ModuleBase.h"
24 #include "ModuleBase_Definitions.h"
26 #include <ModelAPI_Result.h>
27 #include <GeomAPI_Shape.h>
28 #include <GeomAPI_Vertex.h>
30 #include <QModelIndexList>
31 #include <AIS_ListOfInteractive.hxx>
32 #include <NCollection_List.hxx>
33 #include <TopoDS_Shape.hxx>
37 class ModuleBase_ViewerPrs;
38 class SelectMgr_EntityOwner;
42 * A class which provides access to selection.
43 * A selection can be obtained as from a viewer as from Object browser in various forms
45 class ModuleBase_ISelection
48 /// Types of the selection place, where the selection is obtained
49 enum SelectionPlace { Browser, Viewer, AllControls };
51 /// Returns a list of viewer selected presentations
52 /// \return list of presentations
53 virtual QList<std::shared_ptr<ModuleBase_ViewerPrs>>
54 getSelected(const SelectionPlace& thePlace = Browser) const = 0;
56 /// The values are appended to the first parameter list if the first list does not contain
57 /// an item with the same object
58 /// \param theValues a list of new values
59 /// \param theValuesTo a list, that will be changed
60 static void appendSelected(const QList<std::shared_ptr<ModuleBase_ViewerPrs>> theValues,
61 QList<std::shared_ptr<ModuleBase_ViewerPrs>>& theValuesTo);
63 /// Returns a list of viewer highlited presentations
64 /// \return list of presentations
65 virtual QList<std::shared_ptr<ModuleBase_ViewerPrs>> getHighlighted() const = 0;
67 /// Fills the viewer presentation parameters by the parameters from the owner
68 /// \param thePrs a container for selection
69 /// \param theOwner a selection owner
70 virtual void fillPresentation(std::shared_ptr<ModuleBase_ViewerPrs>& thePrs,
71 const Handle(SelectMgr_EntityOwner)& theOwner) const = 0;
74 * Returns list of features currently selected in object browser
76 virtual QObjectPtrList selectedObjects() const = 0;
78 /// Set selected objects list
79 virtual void setSelectedObjects( const QObjectPtrList& ) const = 0;
82 * Returns list of currently selected results
84 virtual QObjectPtrList selectedPresentations() const = 0;
86 //! Returns list of currently selected QModelIndexes
87 virtual QModelIndexList selectedIndexes() const = 0;
89 //! Returns list of currently selected AIS objects
90 //! \param theList returning list of selected AIS objects
91 virtual void selectedAISObjects(AIS_ListOfInteractive& theList) const = 0;
93 //! Returns list of currently selected QModelIndexes
94 virtual ObjectPtr getSelectableObject(const Handle(SelectMgr_EntityOwner)& theOwner) const = 0;
96 //! Return the shape from the viewer presentation.
97 //! If the shape is equal to the shape of selected object, it returns an empty shape
98 //! \param thePrs a selected object
100 MODULEBASE_EXPORT ResultPtr getResult(const std::shared_ptr<ModuleBase_ViewerPrs>& thePrs);
102 //! Return the shape from the viewer presentation.
103 //! If the shape is equal to the shape of selected object, it returns an empty shape
104 //! \param thePrs a selected object
106 MODULEBASE_EXPORT GeomShapePtr getShape(const std::shared_ptr<ModuleBase_ViewerPrs>& thePrs);
108 //! Return the IO from the viewer presentation.
109 //! \param thePrs a selected object
110 //! \return an interactive object
111 virtual MODULEBASE_EXPORT
112 Handle(AIS_InteractiveObject) getIO(const std::shared_ptr<ModuleBase_ViewerPrs>& thePrs) = 0;
114 //! Wraps the object list into the viewer prs list
115 //! \param theObjects a list of objects
116 //! \return a list of prs, where only object is not empty
117 static MODULEBASE_EXPORT QList<std::shared_ptr<ModuleBase_ViewerPrs>> getViewerPrs(
118 const QObjectPtrList& theObjects);
120 /// Removes selection items where owners have equal vertices. The first
121 /// owner with the qual vertex stays in the list.
122 static MODULEBASE_EXPORT void filterSelectionOnEqualPoints
123 (QList<std::shared_ptr<ModuleBase_ViewerPrs>>& theSelected);
125 /// Find vertex shape build by a Brep owner of the presentation if it exists
126 /// \param thePrs a viewer presentation
127 /// \return GeomAPI wrap of vertex
128 static std::shared_ptr<GeomAPI_Vertex> getPresentationVertex(
129 const std::shared_ptr<ModuleBase_ViewerPrs>& thePrs);