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107 lines
3.2 KiB
C++
107 lines
3.2 KiB
C++
// Created on: 1991-04-15
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// Created by: Philippe DAUTRY
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// Copyright (c) 1991-1999 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 _GccEnt_QualifiedCirc_HeaderFile
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#define _GccEnt_QualifiedCirc_HeaderFile
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#include <Standard.hxx>
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#include <Standard_DefineAlloc.hxx>
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#include <Standard_Handle.hxx>
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#include <gp_Circ2d.hxx>
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#include <GccEnt_Position.hxx>
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#include <Standard_Boolean.hxx>
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//! Creates a qualified 2d Circle.
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//! A qualified 2D circle is a circle (gp_Circ2d circle) with a
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//! qualifier which specifies whether the solution of a
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//! construction algorithm using the qualified circle (as an argument):
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//! - encloses the circle, or
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//! - is enclosed by the circle, or
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//! - is built so that both the circle and it are external to one another, or
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//! - is undefined (all solutions apply).
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class GccEnt_QualifiedCirc
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{
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public:
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DEFINE_STANDARD_ALLOC
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//! Constructs a qualified circle by assigning the qualifier
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//! Qualifier to the circle Qualified. Qualifier may be:
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//! - GccEnt_enclosing if the solution computed by a
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//! construction algorithm using the qualified circle
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//! encloses the circle, or
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//! - GccEnt_enclosed if the solution is enclosed by the circle, or
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//! - GccEnt_outside if both the solution and the circle
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//! are external to one another, or
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//! - GccEnt_unqualified if all solutions apply.
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Standard_EXPORT GccEnt_QualifiedCirc(const gp_Circ2d& Qualified, const GccEnt_Position Qualifier);
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//! Returns a 2D circle to which the qualifier is assigned.
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Standard_EXPORT gp_Circ2d Qualified() const;
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//! Returns
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//! - the qualifier of this qualified circle, if it is enclosing,
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//! enclosed or outside, or
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//! - GccEnt_noqualifier if it is unqualified.
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Standard_EXPORT GccEnt_Position Qualifier() const;
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//! Returns true if the Circ2d is Unqualified and false in
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//! the other cases.
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Standard_EXPORT Standard_Boolean IsUnqualified() const;
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//! Returns true if the solution computed by a construction
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//! algorithm using this qualified circle encloses the circle.
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Standard_EXPORT Standard_Boolean IsEnclosing() const;
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//! Returns true if the solution computed by a construction
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//! algorithm using this qualified circle is enclosed by the circle.
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Standard_EXPORT Standard_Boolean IsEnclosed() const;
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//! Returns true if both the solution computed by a
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//! construction algorithm using this qualified circle and the
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//! circle are external to one another.
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Standard_EXPORT Standard_Boolean IsOutside() const;
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protected:
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private:
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gp_Circ2d TheQualified;
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GccEnt_Position TheQualifier;
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};
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#endif // _GccEnt_QualifiedCirc_HeaderFile
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