OSstream.H

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/*---------------------------------------------------------------------------*\
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  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | www.openfoam.com
     \\/     M anipulation  |
-------------------------------------------------------------------------------
    Copyright (C) 2011-2014 OpenFOAM Foundation
    Copyright (C) 2017-2020 OpenCFD Ltd.
-------------------------------------------------------------------------------
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::OSstream
 
Description
    Generic output stream using a standard (STL) stream.
 
SourceFiles
    OSstreamI.H
    OSstream.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef OSstream_H
#define OSstream_H
 
#include "Ostream.H"
#include "fileName.H"
#include <iostream>
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
/*---------------------------------------------------------------------------*\
                          Class OSstream Declaration
\*---------------------------------------------------------------------------*/
 
class OSstream
:
    public Ostream
{
    // Private Data
 
        fileName name_;
 
        std::ostream& os_;
 
 
public:
 
    // Generated Methods
 
        //- Copy construct
        OSstream(const OSstream&) = default;
 
        //- No copy assignment
        void operator=(const OSstream&) = delete;
 
 
    // Constructors
 
        //- Construct wrapper around std::ostream, set stream status
        //  Default stream options (ASCII, uncompressed)
        inline OSstream
        (
            std::ostream& os,
            const string& streamName,
            IOstreamOption streamOpt = IOstreamOption()
        );
 
        //- Construct wrapper around std::ostream, set stream status
        OSstream
        (
            std::ostream& os,
            const string& streamName,
            streamFormat fmt,
            versionNumber ver = currentVersion,
            compressionType comp = compressionType::UNCOMPRESSED
        )
        :
            OSstream(os, streamName, IOstreamOption(fmt, comp, ver))
        {}
 
 
    // Member Functions
 
        // Enquiry
 
            //- Return the name of the stream
            //  Useful for Fstream to return the filename
            virtual const fileName& name() const
            {
                return name_;
            }
 
            //- Return non-const access to the name of the stream
            //  Useful to alter the stream name
            virtual fileName& name()
            {
                return name_;
            }
 
            //- Return flags of output stream
            virtual ios_base::fmtflags flags() const;
 
 
        // Write functions
 
            //- Write token to stream or otherwise handle it.
            //  \return false if the token type was not handled by this method
            virtual bool write(const token& tok);
 
            //- Write character
            virtual Ostream& write(const char c);
 
            //- Write character string
            virtual Ostream& write(const char* str);
 
            //- Write word
            virtual Ostream& write(const word& str);
 
            //- Write string (quoted)
            //  In the rare case that the string contains a final trailing
            //  backslash, it will be dropped to the appearance of an escaped
            //  double-quote.
            virtual Ostream& write(const string& str);
 
            //- Write std::string surrounded by quotes.
            //  Optional write without quotes.
            virtual Ostream& writeQuoted
            (
                const std::string& str,
                const bool quoted=true
            );
 
            //- Write int32_t
            virtual Ostream& write(const int32_t val);
 
            //- Write int64_t
            virtual Ostream& write(const int64_t val);
 
            //- Write floatScalar
            virtual Ostream& write(const floatScalar val);
 
            //- Write doubleScalar
            virtual Ostream& write(const doubleScalar val);
 
            //- Write binary block
            virtual Ostream& write(const char* data, std::streamsize count);
 
            //- Low-level raw binary output
            virtual Ostream& writeRaw
            (
                const char* data,
                std::streamsize count
            );
 
            //- Begin marker for low-level raw binary output.
            //  The count indicates the number of bytes for subsequent
            //  writeRaw calls.
            virtual bool beginRawWrite(std::streamsize count);
 
            //- End marker for low-level raw binary output.
            virtual bool endRawWrite();
 
            //- Add indentation characters
            virtual void indent();
 
 
        // Stream state functions
 
            //- Set stream flags
            virtual ios_base::fmtflags flags(const ios_base::fmtflags f);
 
            //- Flush stream
            virtual void flush();
 
            //- Add newline and flush stream
            virtual void endl();
 
            //- Get the current padding character
            virtual char fill() const;
 
            //- Set padding character for formatted field up to field width
            //  \return previous padding character
            virtual char fill(const char fillch);
 
            //- Get width of output field
            virtual int width() const;
 
            //- Set width of output field
            //  \return previous width
            virtual int width(const int w);
 
            //- Get precision of output field
            virtual int precision() const;
 
            //- Set precision of output field
            //  \return old precision
            virtual int precision(const int p);
 
 
        // STL stream
 
            //- Access to underlying std::ostream
            virtual std::ostream& stdStream()
            {
                return os_;
            }
 
            //- Const access to underlying std::ostream
            virtual const std::ostream& stdStream() const
            {
                return os_;
            }
 
 
        // Print
 
            //- Print stream description to Ostream
            virtual void print(Ostream& os) const;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#include "OSstreamI.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //