coupleGroupIdentifier.H

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/*---------------------------------------------------------------------------*\
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    Copyright (C) 2013 OpenFOAM Foundation
    Copyright (C) 2020-2021 OpenCFD Ltd.
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License
    This file is part of OpenFOAM.
 
    OpenFOAM is free software: you can redistribute it and/or modify it
    under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
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    You should have received a copy of the GNU General Public License
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Class
    Foam::coupleGroupIdentifier
 
Description
    Encapsulates using "patchGroups" to specify coupled patch
 
SourceFiles
    coupleGroupIdentifier.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef coupleGroupIdentifier_H
#define coupleGroupIdentifier_H
 
#include "word.H"
#include "label.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// Forward Declarations
class dictionary;
class polyMesh;
class polyPatch;
 
/*---------------------------------------------------------------------------*\
                    Class coupleGroupIdentifier Declaration
\*---------------------------------------------------------------------------*/
 
class coupleGroupIdentifier
{
    // Private Data
 
        //- Name of patchGroup
        word name_;
 
 
    // Private Member Functions
 
        //- Find other patch in specified mesh.
        //  \return index of patch or -1
        label findOtherPatchID
        (
            const polyMesh& mesh,
            const polyPatch& thisPatch
        ) const;
 
 
public:
 
    // Generated Methods
 
        //- Default construct
        coupleGroupIdentifier() = default;
 
 
    // Constructors
 
        //- Construct from patchGroup name
        explicit coupleGroupIdentifier(const word& patchGroupName)
        :
            name_(patchGroupName)
        {}
 
        //- Construct from dictionary
        explicit coupleGroupIdentifier(const dictionary& dict);
 
 
    // Member Functions
 
        //- Name of patchGroup
        const word& name() const noexcept
        {
            return name_;
        }
 
        //- Is a valid patchGroup (non-empty) name
        bool valid() const noexcept
        {
            return !name_.empty();
        }
 
        //- Find other patch in same region.
        //  \return index of patch or -1.
        label findOtherPatchID(const polyPatch& thisPatch) const;
 
        //- Find other patch and region.
        //  Returns index of patch and sets otherRegion to name of region.
        //  FatalError if patch not found
        label findOtherPatchID
        (
            const polyPatch& thisPatch,
            word& otherRegion
        ) const;
 
        //- Write the coupleGroup dictionary entry
        void write(Ostream& os) const;
};
 
 
// Global Operators
 
//- Write the coupleGroup dictionary entry
Ostream& operator<<(Ostream& os, const coupleGroupIdentifier& ident);
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //