1 // Created on: 1995-03-27
2 // Created by: Robert COUBLANC
3 // Copyright (c) 1995-1999 Matra Datavision
4 // Copyright (c) 1999-2014 OPEN CASCADE SAS
6 // This file is part of Open CASCADE Technology software library.
8 // This library is free software; you can redistribute it and/or modify it under
9 // the terms of the GNU Lesser General Public License version 2.1 as published
10 // by the Free Software Foundation, with special exception defined in the file
11 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
12 // distribution for complete text of the license and disclaimer of any warranty.
14 // Alternatively, this file may be used under the terms of Open CASCADE
15 // commercial license or contractual agreement.
17 //Modif on jun-24-97 : introduction de CSLib_Class2d de LBR
18 // pour teste si on est dedans ou dehors...
19 //Modif on jul-21-97 : changement en harray1 pour eventuelles connexions ...
21 #ifndef _Select3D_SensitiveFace_HeaderFile
22 #define _Select3D_SensitiveFace_HeaderFile
24 #include <Standard_Type.hxx>
26 #include <Select3D_TypeOfSensitivity.hxx>
27 #include <Select3D_SensitiveSet.hxx>
28 #include <Handle_SelectBasics_EntityOwner.hxx>
29 #include <TColgp_HArray1OfPnt.hxx>
30 #include <Standard_Boolean.hxx>
31 #include <SelectBasics_SelectingVolumeManager.hxx>
32 #include <Standard_Real.hxx>
33 #include <Standard_OStream.hxx>
35 class Standard_ConstructionError;
36 class Standard_OutOfRange;
37 class SelectBasics_EntityOwner;
38 class TopLoc_Location;
41 //! Sensitive Entity to make a face selectable.
42 //! In some cases this class can raise Standard_ConstructionError and
43 //! Standard_OutOfRange exceptions. For more details see Select3D_SensitivePoly.
44 class Select3D_SensitiveFace : public Select3D_SensitiveEntity
48 //! Constructs a sensitive face object defined by the
49 //! owner theOwnerId, the array of points thePoints, and
50 //! the sensitivity type theType.
51 //! The array of points is the outer polygon of the geometric face.
52 Standard_EXPORT Select3D_SensitiveFace (const Handle(SelectBasics_EntityOwner)& theOwnerId,
53 const TColgp_Array1OfPnt& thePoints,
54 const Select3D_TypeOfSensitivity theType);
56 //! Constructs a sensitive face object defined by the
57 //! owner theOwnerId, the array of points thePoints, and
58 //! the sensitivity type theType.
59 //! The array of points is the outer polygon of the geometric face.
60 Standard_EXPORT Select3D_SensitiveFace (const Handle(SelectBasics_EntityOwner)& theOwnerId,
61 const Handle(TColgp_HArray1OfPnt)& thePoints,
62 const Select3D_TypeOfSensitivity theType);
64 //! Initializes the given array theHArrayOfPnt by 3d
65 //! coordinates of vertices of the face
66 Standard_EXPORT void GetPoints (Handle(TColgp_HArray1OfPnt)& theHArrayOfPnt);
68 //! Checks whether the face overlaps current selecting volume
69 Standard_EXPORT virtual Standard_Boolean Matches (SelectBasics_SelectingVolumeManager& theMgr,
70 SelectBasics_PickResult& thePickResult) Standard_OVERRIDE;
72 Standard_EXPORT virtual Handle(Select3D_SensitiveEntity) GetConnected() Standard_OVERRIDE;
74 //! Returns bounding box of the face. If location transformation
75 //! is set, it will be applied
76 Standard_EXPORT virtual Select3D_BndBox3d BoundingBox() Standard_OVERRIDE;
78 //! Returns center of the face. If location transformation
79 //! is set, it will be applied
80 Standard_EXPORT virtual gp_Pnt CenterOfGeometry() const Standard_OVERRIDE;
82 //! Builds BVH tree for the face
83 Standard_EXPORT virtual void BVH() Standard_OVERRIDE;
85 //! Returns the amount of sub-entities (points or planar convex polygons)
86 Standard_EXPORT virtual Standard_Integer NbSubElements() Standard_OVERRIDE;
88 DEFINE_STANDARD_RTTI(Select3D_SensitiveFace, Select3D_SensitiveEntity)
92 Select3D_TypeOfSensitivity mySensType; //!< Type of sensitivity: interior or boundary
93 Handle(Select3D_SensitiveSet) myFacePoints; //!< Wrapper for overlap detection created depending on sensitivity type
96 DEFINE_STANDARD_HANDLE(Select3D_SensitiveFace, Select3D_SensitiveEntity)
98 #endif // _Select3D_SensitiveFace_HeaderFile