topoSetSource.H

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    Copyright (C) 2011-2016 OpenFOAM Foundation
    Copyright (C) 2018-2021 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
    (at your option) any later version.
 
    OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    for more details.
 
    You should have received a copy of the GNU General Public License
    along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
 
Class
    Foam::topoSetSource
 
Description
    Base class of a source for a \c topoSet.
 
    Implementer must modify the given set (see \c applyToSet) according to
    its function and the \c setAction (one of add/delete/new).
 
SourceFiles
    topoSetSource.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef topoSetSource_H
#define topoSetSource_H
 
#include "pointField.H"
#include "labelList.H"
#include "faceList.H"
#include "typeInfo.H"
#include "autoPtr.H"
#include "Enum.H"
#include "HashTable.H"
#include "runTimeSelectionTables.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// Forward Declarations
class dictionary;
class polyMesh;
class bitSet;
class topoSet;
 
/*---------------------------------------------------------------------------*\
                        Class topoSetSource Declaration
\*---------------------------------------------------------------------------*/
 
class topoSetSource
{
public:
 
    // Public Data Types
 
        //- Enumeration defining the types of sources
        enum sourceType
        {
            UNKNOWN_SOURCE = 0, 
            CELL_TYPE = 0x1,    
            FACE_TYPE = 0x2,    
            POINT_TYPE = 0x4,   
 
            SET_SOURCE = 0x10,  
            CELLSET_SOURCE = (CELL_TYPE | SET_SOURCE),      
            FACESET_SOURCE = (FACE_TYPE | SET_SOURCE),      
            POINTSET_SOURCE = (POINT_TYPE | SET_SOURCE),    
 
            ZONE_SOURCE = 0x20, 
            CELLZONE_SOURCE = (CELL_TYPE | ZONE_SOURCE),    
            FACEZONE_SOURCE = (FACE_TYPE | ZONE_SOURCE),    
            POINTZONE_SOURCE = (POINT_TYPE | ZONE_SOURCE),  
 
            CELLSETSOURCE = CELLSET_SOURCE,     // Compat (2019-11)
            FACESETSOURCE = FACESET_SOURCE,     // Compat (2019-11)
            POINTSETSOURCE = POINTSET_SOURCE,   // Compat (2019-11)
            CELLZONESOURCE = CELLZONE_SOURCE,   // Compat (2019-11)
            FACEZONESOURCE = FACEZONE_SOURCE,   // Compat (2019-11)
            POINTZONESOURCE = POINTZONE_SOURCE, // Compat (2019-11)
        };
 
        //- Enumeration defining the valid actions
        enum setAction
        {
            // Fundamental actions
            ADD,                
            NEW,                
            SUBTRACT,           
 
            // Derived/intrinsic actions
            SUBSET,             
            INVERT,             
            CLEAR,              
            REMOVE,             
            LIST,               
 
            DELETE = SUBTRACT,  
        };
 
        //- The setActions text representations
        static const Enum<setAction> actionNames;
 
 
protected:
 
        static const string illegalSource_;
 
        //- A table of usage strings
        static HashTable<string>* usageTablePtr_;
 
        //- Class with constructor to add usage string to table
        class addToUsageTable
        {
        public:
 
            addToUsageTable(const word& name, const string& msg)
            {
                if (!usageTablePtr_)
                {
                    usageTablePtr_ = new HashTable<string>();
                }
                usageTablePtr_->insert(name, msg);
            }
 
            ~addToUsageTable()
            {
                if (usageTablePtr_)
                {
                    delete usageTablePtr_;
                    usageTablePtr_ = nullptr;
                }
            }
        };
 
 
    // Protected Data
 
        //- Reference to the mesh
        const polyMesh& mesh_;
 
        //- Output verbosity (default: true)
        bool verbose_;
 
 
    // Protected Member Functions
 
        //- Detect and remove any values less than 0 or ge maxLabel.
        //  \return false if invalid elements were detected (and removed)
        static bool check(labelList& list, const label maxLabel);
 
        //- Add or delete id from set. Add when 'add' is true
        void addOrDelete(topoSet& set, const label id, const bool add) const;
 
        //- Add or delete labels from set. Add when 'add' is true
        void addOrDelete
        (
            topoSet& set,
            const labelUList& labels,
            const bool add
        ) const;
 
        //- Add or delete labels from set. Add when 'add' is true
        void addOrDelete
        (
            topoSet& set,
            const bitSet& labels,
            const bool add
        ) const;
 
 
        //- No copy construct
        topoSetSource(const topoSetSource&) = delete;
 
        //- No copy assignment
        void operator=(const topoSetSource&) = delete;
 
 
public:
 
    //- Runtime type information
    TypeName("topoSetSource");
 
 
    // Static Functions
 
        //- Check state of stream.
        static Istream& checkIs(Istream& is);
 
        //- True if a "set" source
        static inline bool isSetSource(const sourceType t) noexcept
        {
            return (t & SET_SOURCE);
        }
 
        //- True if a "zone" source
        static inline bool isZoneSource(const sourceType t) noexcept
        {
            return (t & ZONE_SOURCE);
        }
 
        //- True if "cell" geometric type
        static inline bool isCell(const sourceType t) noexcept
        {
            return (t & CELL_TYPE);
        }
 
        //- True if "face" geometric type
        static inline bool isFace(const sourceType t) noexcept
        {
            return (t & FACE_TYPE);
        }
 
        //- True if "point" geometric type
        static inline bool isPoint(const sourceType t) noexcept
        {
            return (t & POINT_TYPE);
        }
 
 
    // Declare run-time constructor selection table
 
        // For the dictionary constructor
        declareRunTimeSelectionTable
        (
            autoPtr,
            topoSetSource,
            word,
            (
                const polyMesh& mesh,
                const dictionary& dict
            ),
            (mesh, dict)
        );
 
        // For the Istream constructor
        declareRunTimeSelectionTable
        (
            autoPtr,
            topoSetSource,
            istream,
            (
                const polyMesh& mesh,
                Istream& is
            ),
            (mesh, is)
        );
 
 
        //- Class used for the read-construction of
        //  PtrLists of topoSetSource
        class iNew
        {
            const polyMesh& mesh_;
 
        public:
 
            iNew(const polyMesh& mesh)
            :
                mesh_(mesh)
            {}
 
            autoPtr<topoSetSource> operator()(Istream& is) const
            {
                const word sourceTypeName(is);
                dictionary dict(is);
                return topoSetSource::New(sourceTypeName, mesh_, dict);
            }
        };
 
 
        static const string& usage(const word& name)
        {
            if (!usageTablePtr_)
            {
                usageTablePtr_ = new HashTable<string>();
            }
 
            return usageTablePtr_->lookup(name, illegalSource_);
        }
 
 
    // Constructors
 
        //- Construct from mesh, with preferred verbosity
        explicit topoSetSource(const polyMesh& mesh, bool verbose = true);
 
        //- Construct from mesh, use "verbose" entry if present
        topoSetSource(const polyMesh& mesh, const dictionary& dict);
 
 
        //- Clone (disallowed)
        autoPtr<topoSetSource> clone() const
        {
            NotImplemented;
            return nullptr;
        }
 
 
    // Selectors
 
        //- Return a reference to the selected topoSetSource
        static autoPtr<topoSetSource> New
        (
            const word& topoSetSourceType,
            const polyMesh& mesh,
            const dictionary& dict
        );
 
        //- Return a reference to the selected topoSetSource
        static autoPtr<topoSetSource> New
        (
            const word& topoSetSourceType,
            const polyMesh& mesh,
            Istream& is
        );
 
 
    //- Destructor
    virtual ~topoSetSource() = default;
 
 
    // Member Functions
 
        //- Reference to the mesh
        const polyMesh& mesh() const noexcept
        {
            return mesh_;
        }
 
        //- Get output verbosity
        bool verbose() const noexcept
        {
            return verbose_;
        }
 
        //- Enable/disable verbose output
        //  \return old value
        bool verbose(bool on) noexcept
        {
            bool old(verbose_);
            verbose_ = on;
            return old;
        }
 
        //- Use "verbose" entry (if present) to enable/disable verbose output
        void verbose(const dictionary& dict);
 
 
    // Member Functions
 
        //- The source category (cell/face/point combined with set/zone)
        virtual sourceType setType() const = 0;
 
        //- Apply specified action to the topoSet
        virtual void applyToSet
        (
            const topoSetSource::setAction action,
            topoSet& set
        )  const = 0;
 
 
    // Housekeeping
 
        //- Deprecated(2018-07) convert string to action
        //  \deprecated(2018-07) - use actionNames[] directly
        static setAction toAction(const word& actionName)
        {
            return actionNames[actionName];
        }
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //