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1 | // Created on: 2011-10-14 |
2 | // Created by: Roman KOZLOV |
3 | // Copyright (c) 2011-2014 OPEN CASCADE SAS |
4 | // |
5 | // This file is part of Open CASCADE Technology software library. |
6 | // |
7 | // This library is free software; you can redistribute it and/or modify it under |
8 | // the terms of the GNU Lesser General Public License version 2.1 as published |
9 | // by the Free Software Foundation, with special exception defined in the file |
10 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
11 | // distribution for complete text of the license and disclaimer of any warranty. |
12 | // |
13 | // Alternatively, this file may be used under the terms of Open CASCADE |
14 | // commercial license or contractual agreement. |
15 | |
16 | #ifndef __IVTKOCC_SHAPE_H__ |
17 | #define __IVTKOCC_SHAPE_H__ |
18 | |
19 | #include <IVtk_IShape.hxx> |
20 | #include <TopoDS_Shape.hxx> |
21 | #include <TopTools_IndexedMapOfShape.hxx> |
22 | #include <SelectMgr_SelectableObject.hxx> |
23 | |
24 | DEFINE_STANDARD_HANDLE( IVtkOCC_Shape, IVtk_IShape ) |
25 | |
26 | //! @class IVtkOCC_Shape |
27 | //! @brief OCC implementation of IShape interface. |
28 | class IVtkOCC_Shape : public IVtk_IShape |
29 | { |
30 | public: |
31 | |
32 | typedef Handle(IVtkOCC_Shape) Handle; |
33 | |
34 | //! Constructor for OCC IShape implementation |
35 | Standard_EXPORT IVtkOCC_Shape (const TopoDS_Shape& theShape); |
36 | |
37 | //! Destructor |
38 | Standard_EXPORT virtual ~IVtkOCC_Shape(); |
39 | |
40 | IVtk_IdType GetSubShapeId (const IVtk_IShape::Handle&) const; |
41 | |
42 | DEFINE_STANDARD_RTTI( IVtkOCC_Shape ) |
43 | |
44 | //! Get the wrapped original OCCT shape |
45 | //! @return TopoDS_Shape the wrapped original OCCT shape |
46 | TopoDS_Shape GetShape() const |
47 | { |
48 | return myTopoDSShape; |
49 | } |
50 | |
51 | //! @brief Get local ID of a sub-shape. |
52 | //! |
53 | //! Returns unique ID of the given sub-shape within the top-level shape. |
54 | //! Note that the sub-shape ID remains unchanged until the top-level is |
55 | //! modified by some operation. |
56 | //! @param [in] subShape sub-shape whose ID is returned |
57 | //! @return local ID of the sub-shape. |
58 | IVtk_IdType GetSubShapeId (const TopoDS_Shape& theSubShape) const; |
59 | |
60 | //! Get ids of sub-shapes composing a sub-shape with the given id |
61 | Standard_EXPORT IVtk_ShapeIdList GetSubIds (const IVtk_IdType) const; |
62 | |
63 | //! @brief Get a sub-shape by its local ID. |
64 | //! |
65 | //! @param [in] id local ID of a sub-shape |
66 | //! @return TopoDS_Shape& a sub-shape |
67 | Standard_EXPORT const TopoDS_Shape& GetSubShape (const IVtk_IdType theId) const; |
68 | |
69 | //! Stores a handle to selectable object used by OCCT selection algorithm |
70 | //! in a data field. This object internally caches selection data |
71 | //! so it should be stored until the shape is no longer selectable. |
72 | //! Note that the selectable object keeps a pointer to OccShape. |
73 | //! @param [in] selObj Handle to the selectable object |
74 | void SetSelectableObject (const Handle(SelectMgr_SelectableObject)& theSelObj) |
75 | { |
76 | mySelectable = theSelObj; |
77 | } |
78 | |
79 | //! @return Handle to the selectable object for this shape. |
80 | Handle(SelectMgr_SelectableObject) GetSelectableObject() const |
81 | { |
82 | return mySelectable; |
83 | } |
84 | |
85 | private: |
86 | //! @brief Build a map of sub-shapes by their IDs |
87 | //! |
88 | //! Private method, assigns IDs to all sub-shapes of the |
89 | //! top-level shape. |
90 | //! @see IVtkOCC_Shape::GetSubShapeId |
91 | void buildSubShapeIdMap(); |
92 | |
93 | private: |
94 | TopTools_IndexedMapOfShape mySubShapeIds; //!< Map of sub-shapes by their IDs |
95 | TopoDS_Shape myTopoDSShape; //!< The wrapped main OCCT shape |
96 | Handle(SelectMgr_SelectableObject) mySelectable; //!< Link to a holder of selection primitives |
97 | }; |
98 | |
99 | #endif // __IVTKOCC_SHAPE_H__ |