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104 lines
2.8 KiB
C++
104 lines
2.8 KiB
C++
// Created on: 1993-03-24
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// Created by: JCV
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// Copyright (c) 1993-1999 Matra Datavision
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// Copyright (c) 1999-2014 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#ifndef _Geom2d_Vector_HeaderFile
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#define _Geom2d_Vector_HeaderFile
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#include <Standard.hxx>
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#include <gp_Vec2d.hxx>
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#include <Geom2d_Geometry.hxx>
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#include <Standard_Real.hxx>
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class Geom2d_Vector;
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DEFINE_STANDARD_HANDLE(Geom2d_Vector, Geom2d_Geometry)
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//! The abstract class Vector describes the common
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//! behavior of vectors in 2D space.
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//! The Geom2d package provides two concrete
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//! classes of vectors: Geom2d_Direction (unit vector)
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//! and Geom2d_VectorWithMagnitude.
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class Geom2d_Vector : public Geom2d_Geometry
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{
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public:
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//! Reverses the vector <me>.
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Standard_EXPORT void Reverse();
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//! Returns a copy of <me> reversed.
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Standard_NODISCARD Standard_EXPORT Handle(Geom2d_Vector) Reversed() const;
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//! Computes the angular value, in radians, between this
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//! vector and vector Other. The result is a value
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//! between -Pi and Pi. The orientation is from this
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//! vector to vector Other.
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//! Raises VectorWithNullMagnitude if one of the two vectors is a vector with
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//! null magnitude because the angular value is indefinite.
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Standard_EXPORT Standard_Real Angle (const Handle(Geom2d_Vector)& Other) const;
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//! Returns the coordinates of <me>.
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Standard_EXPORT void Coord (Standard_Real& X, Standard_Real& Y) const;
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//! Returns the Magnitude of <me>.
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Standard_EXPORT virtual Standard_Real Magnitude() const = 0;
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//! Returns the square magnitude of <me>.
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Standard_EXPORT virtual Standard_Real SquareMagnitude() const = 0;
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//! Returns the X coordinate of <me>.
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Standard_EXPORT Standard_Real X() const;
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//! Returns the Y coordinate of <me>.
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Standard_EXPORT Standard_Real Y() const;
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//! Cross product of <me> with the vector <Other>.
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Standard_EXPORT virtual Standard_Real Crossed (const Handle(Geom2d_Vector)& Other) const = 0;
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//! Returns the scalar product of 2 Vectors.
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Standard_EXPORT Standard_Real Dot (const Handle(Geom2d_Vector)& Other) const;
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//! Returns a non persistent copy of <me>.
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Standard_EXPORT gp_Vec2d Vec2d() const;
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DEFINE_STANDARD_RTTIEXT(Geom2d_Vector,Geom2d_Geometry)
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protected:
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gp_Vec2d gpVec2d;
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private:
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};
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#endif // _Geom2d_Vector_HeaderFile
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