1 // Created on: 1995-03-15
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 #ifndef _StdSelect_ViewerSelector3d_HeaderFile
18 #define _StdSelect_ViewerSelector3d_HeaderFile
20 #include <Standard.hxx>
21 #include <Standard_Type.hxx>
22 #include <Standard_Type.hxx>
24 #include <Graphic3d_SequenceOfHClipPlane.hxx>
25 #include <SelectMgr_ViewerSelector.hxx>
26 #include <SelectMgr_Selection.hxx>
27 #include <NCollection_Handle.hxx>
29 class Graphic3d_Group;
30 class Graphic3d_Structure;
32 class SelectMgr_EntityOwner;
33 class SelectMgr_SelectableObjectSet;
36 //! Selector Usable by Viewers from V3d
37 class StdSelect_ViewerSelector3d : public SelectMgr_ViewerSelector
42 //! Constructs an empty 3D selector object.
43 Standard_EXPORT StdSelect_ViewerSelector3d();
45 //! Sets the pixel tolerance <theTolerance>.
46 Standard_EXPORT void SetPixelTolerance (const Standard_Real theTolerance);
48 //! Returns the pixel tolerance.
49 Standard_Real PixelTolerance() const;
51 //! Picks the sensitive entity at the pixel coordinates of
52 //! the mouse <theXPix> and <theYPix>. The selector looks for touched areas and owners.
53 Standard_EXPORT void Pick (const Standard_Integer theXPix,
54 const Standard_Integer theYPix,
55 const Handle(V3d_View)& theView);
57 //! Picks the sensitive entity according to the minimum
58 //! and maximum pixel values <theXPMin>, <theYPMin>, <theXPMax>
59 //! and <theYPMax> defining a 2D area for selection in the 3D view aView.
60 Standard_EXPORT void Pick (const Standard_Integer theXPMin,
61 const Standard_Integer theYPMin,
62 const Standard_Integer theXPMax,
63 const Standard_Integer theYPMax,
64 const Handle(V3d_View)& theView);
66 //! pick action - input pixel values for polyline selection for selection.
67 Standard_EXPORT void Pick (const TColgp_Array1OfPnt2d& thePolyline,
68 const Handle(V3d_View)& theView);
70 //! Displays sensitives in view <theView>.
71 Standard_EXPORT void DisplaySensitive (const Handle(V3d_View)& theView);
73 Standard_EXPORT void ClearSensitive (const Handle(V3d_View)& theView);
75 Standard_EXPORT void DisplaySensitive (const Handle(SelectMgr_Selection)& theSel,
76 const gp_Trsf& theTrsf,
77 const Handle(V3d_View)& theView,
78 const Standard_Boolean theToClearOthers = Standard_True);
80 Standard_EXPORT virtual Standard_Boolean HasDepthClipping (const Handle(SelectMgr_EntityOwner)& theOwner) const Standard_OVERRIDE;
82 DEFINE_STANDARD_RTTI(StdSelect_ViewerSelector3d, SelectMgr_ViewerSelector)
86 //! Set view clipping for the selector.
87 //! @param thePlanes [in] the view planes.
88 Standard_EXPORT void SetClipping (const Graphic3d_SequenceOfHClipPlane& thePlanes);
92 void ComputeSensitivePrs (const Handle(SelectMgr_Selection)& theSel, const gp_Trsf& theLoc);
94 Handle(Graphic3d_Group) myareagroup;
95 Handle(Graphic3d_Group) mysensgroup;
96 Handle(Graphic3d_Structure) mystruct;
97 Graphic3d_SequenceOfHClipPlane myClipPlanes;
100 DEFINE_STANDARD_HANDLE(StdSelect_ViewerSelector3d, SelectMgr_ViewerSelector)
102 #include <StdSelect_ViewerSelector3d.lxx>