1 // Created on: 1997-04-22
2 // Created by: Guest Design
3 // Copyright (c) 1997-1999 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 #ifndef _AIS_MultipleConnectedInteractive_HeaderFile
18 #define _AIS_MultipleConnectedInteractive_HeaderFile
20 #include <Standard.hxx>
21 #include <Standard_Type.hxx>
23 #include <AIS_InteractiveObject.hxx>
24 #include <Graphic3d_TransModeFlags.hxx>
25 #include <AIS_KindOfInteractive.hxx>
26 #include <Standard_Integer.hxx>
27 #include <Standard_Boolean.hxx>
28 #include <PrsMgr_PresentationManager3d.hxx>
29 #include <SelectMgr_Selection.hxx>
30 class AIS_InteractiveObject;
33 class Prs3d_Presentation;
34 class Prs3d_Projector;
35 class Geom_Transformation;
38 class AIS_MultipleConnectedInteractive;
39 DEFINE_STANDARD_HANDLE(AIS_MultipleConnectedInteractive, AIS_InteractiveObject)
41 //! Defines an Interactive Object by gathering together
42 //! several object presentations. This is done through a
43 //! list of interactive objects. These can also be
44 //! Connected objects. That way memory-costly
45 //! calculations of presentation are avoided.
46 class AIS_MultipleConnectedInteractive : public AIS_InteractiveObject
52 //! Initializes the Interactive Object with multiple
53 //! connections to AIS_Interactive objects.
54 Standard_EXPORT AIS_MultipleConnectedInteractive();
56 //! Establishes the connection between the Connected Interactive Object, theInteractive, and its reference.
57 //! Copies local transformation and transformation persistence mode from theInteractive.
58 //! @return created instance object (AIS_ConnectedInteractive or AIS_MultipleConnectedInteractive)
59 Standard_EXPORT Handle(AIS_InteractiveObject) Connect (const Handle(AIS_InteractiveObject)& theInteractive);
61 //! Establishes the connection between the Connected Interactive Object, theInteractive, and its reference.
62 //! Locates instance in theLocation and copies transformation persistence mode from theInteractive.
63 //! @return created instance object (AIS_ConnectedInteractive or AIS_MultipleConnectedInteractive)
64 Standard_EXPORT Handle(AIS_InteractiveObject) Connect (const Handle(AIS_InteractiveObject)& theInteractive, const gp_Trsf& theLocation);
66 //! Establishes the connection between the Connected Interactive Object, theInteractive, and its reference.
67 //! Locates instance in theLocation and applies specified transformation persistence mode.
68 //! @return created instance object (AIS_ConnectedInteractive or AIS_MultipleConnectedInteractive)
69 Standard_EXPORT virtual Handle(AIS_InteractiveObject) Connect (const Handle(AIS_InteractiveObject)& theInteractive, const gp_Trsf& theLocation, const Graphic3d_TransModeFlags& theTrsfPersFlag, const gp_Pnt& theTrsfPersPoint);
71 Standard_EXPORT virtual AIS_KindOfInteractive Type() const Standard_OVERRIDE;
73 Standard_EXPORT virtual Standard_Integer Signature() const Standard_OVERRIDE;
75 //! Returns true if the object is connected to others.
76 Standard_EXPORT Standard_Boolean HasConnection() const;
78 //! Removes the connection with theInteractive.
79 Standard_EXPORT void Disconnect (const Handle(AIS_InteractiveObject)& theInteractive);
81 //! Clears all the connections to objects.
82 Standard_EXPORT void DisconnectAll();
84 //! computes the presentation according to a point of view
85 //! given by <aProjector>.
86 //! To be Used when the associated degenerated Presentations
87 //! have been transformed by <aTrsf> which is not a Pure
88 //! Translation. The HLR Prs can't be deducted automatically
89 //! WARNING :<aTrsf> must be applied
90 //! to the object to display before computation !!!
91 Standard_EXPORT virtual void Compute (const Handle(Prs3d_Projector)& aProjector, const Handle(Geom_Transformation)& aTrsf, const Handle(Prs3d_Presentation)& aPresentation) Standard_OVERRIDE;
93 Standard_EXPORT virtual void Compute (const Handle(Prs3d_Projector)& aProjector, const Handle(Prs3d_Presentation)& aPresentation) Standard_OVERRIDE;
95 //! Informs the graphic context that the interactive Object
96 //! may be decomposed into sub-shapes for dynamic selection.
97 Standard_EXPORT virtual Standard_Boolean AcceptShapeDecomposition() const Standard_OVERRIDE;
99 //! Returns the owner of mode for selection of object as a whole
100 Standard_EXPORT virtual Handle(SelectMgr_EntityOwner) GlobalSelOwner() const Standard_OVERRIDE;
102 //! Returns true if a selection corresponding to the selection mode theMode was computed for all
103 //! children of multiple connected interactive object.
104 Standard_EXPORT virtual Standard_Boolean HasSelection (const Standard_Integer theMode) const Standard_OVERRIDE;
106 DEFINE_STANDARD_RTTIEXT(AIS_MultipleConnectedInteractive,AIS_InteractiveObject)
111 //! this method is redefined virtual;
112 //! when the instance is connected to another
113 //! InteractiveObject,this method doesn't
114 //! compute anything, but just uses the
115 //! presentation of this last object, with
116 //! a transformation if there's one stored.
117 Standard_EXPORT virtual void Compute (const Handle(PrsMgr_PresentationManager3d)& aPresentationManager, const Handle(Prs3d_Presentation)& aPresentation, const Standard_Integer aMode = 0) Standard_OVERRIDE;
124 //! Computes the selection for whole subtree in scene hierarchy.
125 Standard_EXPORT virtual void ComputeSelection (const Handle(SelectMgr_Selection)& aSelection, const Standard_Integer aMode) Standard_OVERRIDE;
137 #endif // _AIS_MultipleConnectedInteractive_HeaderFile