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1 | // Created on: 1996-10-17 |
| 2 | // Created by: Odile OLIVIER |
| 3 | // Copyright (c) 1996-1999 Matra Datavision |
| 4 | // Copyright (c) 1999-2014 OPEN CASCADE SAS |
| 5 | // |
| 6 | // This file is part of Open CASCADE Technology software library. |
| 7 | // |
| 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. |
| 13 | // |
| 14 | // Alternatively, this file may be used under the terms of Open CASCADE |
| 15 | // commercial license or contractual agreement. |
| 16 | |
| 17 | #ifndef _Select3D_SensitiveWire_HeaderFile |
| 18 | #define _Select3D_SensitiveWire_HeaderFile |
| 19 | |
| 20 | #include <Standard.hxx> |
| 21 | #include <Standard_DefineHandle.hxx> |
| 22 | #include <Standard_Type.hxx> |
| 23 | |
| 24 | #include <Select3D_SensitiveSet.hxx> |
| 25 | #include <Handle_SelectBasics_EntityOwner.hxx> |
| 26 | #include <Standard_OStream.hxx> |
| 27 | #include <NCollection_Sequence.hxx> |
| 28 | |
| 29 | class SelectBasics_EntityOwner; |
| 30 | class TopLoc_Location; |
| 31 | class Select3D_SensitiveEntitySequence; |
| 32 | |
| 33 | |
| 34 | //! A framework to define selection of a wire owner by an |
| 35 | //! elastic wire band. |
| 36 | class Select3D_SensitiveWire : public Select3D_SensitiveSet |
| 37 | { |
| 38 | public: |
| 39 | |
| 40 | //! Constructs a sensitive wire object defined by the |
| 41 | //! owner theOwnerId |
| 42 | Standard_EXPORT Select3D_SensitiveWire (const Handle(SelectBasics_EntityOwner)& theOwnerId); |
| 43 | |
| 44 | //! Adds the sensitive entity theSensitive to this framework. |
| 45 | Standard_EXPORT void Add (const Handle(Select3D_SensitiveEntity)& theSensitive); |
| 46 | |
| 47 | //! Returns the amount of sub-entities |
| 48 | Standard_EXPORT virtual Standard_Integer NbSubElements() Standard_OVERRIDE; |
| 49 | |
| 50 | Standard_EXPORT virtual Handle(Select3D_SensitiveEntity) GetConnected() Standard_OVERRIDE; |
| 51 | |
| 52 | //! returns the sensitive edges stored in this wire |
| 53 | Standard_EXPORT const NCollection_Vector<Handle(Select3D_SensitiveEntity)>& GetEdges(); |
| 54 | |
| 55 | //! Sets the owner for all entities in wire |
| 56 | Standard_EXPORT void Set (const Handle(SelectBasics_EntityOwner)& theOwnerId); |
| 57 | |
| 58 | Standard_EXPORT Handle_Select3D_SensitiveEntity GetLastDetected() const; |
| 59 | |
| 60 | //! Returns bounding box of the wire. If location |
| 61 | //! transformation is set, it will be applied |
| 62 | Standard_EXPORT virtual Select3D_BndBox3d BoundingBox() Standard_OVERRIDE; |
| 63 | |
| 64 | //! Returns center of the wire. If location transformation |
| 65 | //! is set, it will be applied |
| 66 | Standard_EXPORT virtual gp_Pnt CenterOfGeometry() const Standard_OVERRIDE; |
| 67 | |
| 68 | //! Returns the length of vector of sensitive entities |
| 69 | Standard_EXPORT virtual Standard_Integer Size() const Standard_OVERRIDE; |
| 70 | |
| 71 | //! Returns bounding box of sensitive entity with index theIdx |
| 72 | Standard_EXPORT virtual Select3D_BndBox3d Box (const Standard_Integer theIdx) const Standard_OVERRIDE; |
| 73 | |
| 74 | //! Returns geometry center of sensitive entity index theIdx in |
| 75 | //! the vector along the given axis theAxis |
| 76 | Standard_EXPORT virtual Standard_Real Center (const Standard_Integer theIdx, |
| 77 | const Standard_Integer theAxis) const Standard_OVERRIDE; |
| 78 | |
| 79 | //! Swaps items with indexes theIdx1 and theIdx2 in the vector |
| 80 | Standard_EXPORT virtual void Swap (const Standard_Integer theIdx1, |
| 81 | const Standard_Integer theIdx2) Standard_OVERRIDE; |
| 82 | |
| 83 | DEFINE_STANDARD_RTTI(Select3D_SensitiveWire) |
| 84 | |
| 85 | protected: |
| 86 | |
| 87 | //! Checks whether the entity with index theIdx overlaps the current selecting volume |
| 88 | Standard_EXPORT virtual Standard_Boolean overlapsElement (SelectBasics_SelectingVolumeManager& theMgr, |
| 89 | Standard_Integer theElemIdx, |
| 90 | Standard_Real& theMatchDepth) Standard_OVERRIDE; |
| 91 | |
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92 | //! Checks whether the entity with index theIdx is inside the current selecting volume |
| 93 | Standard_EXPORT virtual Standard_Boolean elementIsInside (SelectBasics_SelectingVolumeManager& theMgr, |
| 94 | const Standard_Integer theElemIdx) Standard_OVERRIDE; |
| 95 | |
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96 | //! Calculates distance from the 3d projection of used-picked screen point to center of the geometry |
| 97 | Standard_EXPORT virtual Standard_Real distanceToCOG (SelectBasics_SelectingVolumeManager& theMgr) Standard_OVERRIDE; |
| 98 | |
| 99 | private: |
| 100 | |
| 101 | NCollection_Vector<Handle(Select3D_SensitiveEntity)> myEntities; //!< Vector of sub-entities |
| 102 | NCollection_Vector<Standard_Integer> myEntityIndexes; //!< Indexes of entities for BVH build |
| 103 | gp_Pnt myCenter; //!< Center of the whole wire |
| 104 | mutable Select3D_BndBox3d myBndBox; //!< Bounding box of the whole wire |
| 105 | }; |
| 106 | |
| 107 | DEFINE_STANDARD_HANDLE(Select3D_SensitiveWire, Select3D_SensitiveEntity) |
| 108 | |
| 109 | #endif // _Select3D_SensitiveWire_HeaderFile |
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