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1 | // Copyright (c) 2016-2019 OPEN CASCADE SAS |
| 2 | // |
| 3 | // This file is part of Open CASCADE Technology software library. |
| 4 | // |
| 5 | // This library is free software; you can redistribute it and/or modify it under |
| 6 | // the terms of the GNU Lesser General Public License version 2.1 as published |
| 7 | // by the Free Software Foundation, with special exception defined in the file |
| 8 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
| 9 | // distribution for complete text of the license and disclaimer of any warranty. |
| 10 | // |
| 11 | // Alternatively, this file may be used under the terms of Open CASCADE |
| 12 | // commercial license or contractual agreement. |
| 13 | |
| 14 | #ifndef _Aspect_Touch_HeaderFile |
| 15 | #define _Aspect_Touch_HeaderFile |
| 16 | |
| 17 | #include <NCollection_Vec2.hxx> |
| 18 | #include <Standard_Boolean.hxx> |
| 19 | #include <Standard_Real.hxx> |
| 20 | |
| 21 | //! Structure holding touch position - original and current location. |
| 22 | class Aspect_Touch |
| 23 | { |
| 24 | public: |
| 25 | |
| 26 | NCollection_Vec2<Standard_Real> From; //!< original touch position |
| 27 | NCollection_Vec2<Standard_Real> To; //!< current touch position |
| 28 | Standard_Boolean IsPreciseDevice; //!< precise device input (e.g. mouse cursor, NOT emulated from touch screen) |
| 29 | |
| 30 | //! Return values delta. |
| 31 | NCollection_Vec2<Standard_Real> Delta() const { return To - From; } |
| 32 | |
| 33 | //! Empty constructor |
| 34 | Aspect_Touch() |
| 35 | : From (0.0, 0.0), To (0.0, 0.0), IsPreciseDevice (false) {} |
| 36 | |
| 37 | //! Constructor with initialization. |
| 38 | Aspect_Touch (const NCollection_Vec2<Standard_Real>& thePnt, |
| 39 | Standard_Boolean theIsPreciseDevice) |
| 40 | : From (thePnt), To (thePnt), IsPreciseDevice (theIsPreciseDevice) {} |
| 41 | |
| 42 | //! Constructor with initialization. |
| 43 | Aspect_Touch (Standard_Real theX, Standard_Real theY, |
| 44 | Standard_Boolean theIsPreciseDevice) |
| 45 | : From (theX, theY), To (theX, theY), IsPreciseDevice (theIsPreciseDevice) {} |
| 46 | |
| 47 | }; |
| 48 | |
| 49 | #endif // _Aspect_Touch_HeaderFile |
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