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1 | // Created on: 2014-12-18 |
| 2 | // Created by: Kirill Gavrilov |
| 3 | // Copyright (c) 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 _Graphic3d_ViewAffinity_HeaderFile |
| 17 | #define _Graphic3d_ViewAffinity_HeaderFile |
| 18 | |
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19 | #include <Standard.hxx> |
| 20 | #include <Standard_Transient.hxx> |
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21 | #include <Standard_Type.hxx> |
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22 | |
| 23 | //! Structure display state. |
| 24 | class Graphic3d_ViewAffinity : public Standard_Transient |
| 25 | { |
| 26 | public: |
| 27 | |
| 28 | //! Empty constructor. |
| 29 | Graphic3d_ViewAffinity() |
| 30 | { |
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31 | SetVisible (Standard_True); |
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32 | } |
| 33 | |
| 34 | //! Return visibility flag. |
| 35 | bool IsVisible (const Standard_Integer theViewId) const |
| 36 | { |
| 37 | const unsigned int aBit = 1 << theViewId; |
| 38 | return (myMask & aBit) != 0; |
| 39 | } |
| 40 | |
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41 | //! Setup visibility flag for all views. |
| 42 | void SetVisible (const Standard_Boolean theIsVisible) |
| 43 | { |
| 44 | ::memset (&myMask, theIsVisible ? 0xFF : 0x00, sizeof(myMask)); |
| 45 | } |
| 46 | |
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47 | //! Setup visibility flag. |
| 48 | void SetVisible (const Standard_Integer theViewId, |
| 49 | const bool theIsVisible) |
| 50 | { |
| 51 | const unsigned int aBit = 1 << theViewId; |
| 52 | if (theIsVisible) |
| 53 | { |
| 54 | myMask |= aBit; |
| 55 | } |
| 56 | else |
| 57 | { |
| 58 | myMask &= ~aBit; |
| 59 | } |
| 60 | } |
| 61 | |
| 62 | private: |
| 63 | |
| 64 | unsigned int myMask; //!< affinity mask |
| 65 | |
| 66 | public: |
| 67 | |
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68 | DEFINE_STANDARD_RTTIEXT(Graphic3d_ViewAffinity,Standard_Transient) |
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69 | |
| 70 | }; |
| 71 | |
| 72 | DEFINE_STANDARD_HANDLE(Graphic3d_ViewAffinity, Standard_Transient) |
| 73 | |
| 74 | #endif // _Graphic3d_ViewAffinity_HeaderFile |
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