/***********************************************************************
* fstringstream.cpp - I/O operations on FString based streams          *
*                                                                      *
* This file is part of the FINAL CUT widget toolkit                    *
*                                                                      *
* Copyright 2020-2022 Markus Gans                                      *
*                                                                      *
* FINAL CUT is free software; you can redistribute it and/or modify    *
* it under the terms of the GNU Lesser General Public License as       *
* published by the Free Software Foundation; either version 3 of       *
* the License, or (at your option) any later version.                  *
*                                                                      *
* FINAL CUT 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 Lesser General Public License for more details.                  *
*                                                                      *
* You should have received a copy of the GNU Lesser General Public     *
* License along with this program.  If not, see                        *
* <http://www.gnu.org/licenses/>.                                      *
***********************************************************************/

#include <utility>

#include "final/util/fstring.h"
#include "final/util/fstringstream.h"

namespace finalcut
{

//----------------------------------------------------------------------
// class FStringStream
//----------------------------------------------------------------------

// constructors and destructor
//----------------------------------------------------------------------
FStringStream::FStringStream (openmode mode)
  : std::wiostream{&buffer}
  , buffer{mode}
{ }

//----------------------------------------------------------------------
FStringStream::FStringStream (const FString& str, openmode mode)
  : std::wiostream{&buffer}
  , buffer{str.wc_str(), mode}
{ }

//----------------------------------------------------------------------
FStringStream::FStringStream (FStringStream&& sstream) noexcept
  : std::wiostream{std::move(sstream)}
  , buffer{std::move(sstream.buffer)}
{
  std::wiostream::set_rdbuf(&buffer);
}

//----------------------------------------------------------------------
FStringStream::~FStringStream() noexcept = default;


// public methods of FStringStream
//----------------------------------------------------------------------
auto FStringStream::operator = (FStringStream&& sstream) noexcept -> FStringStream&
{
  buffer = std::move(sstream.buffer);
  return *this;
}

//----------------------------------------------------------------------
void FStringStream::swap (FStringStream& sstream) noexcept
{
  std::wiostream::swap(sstream);
  buffer.swap(sstream.buffer);
}

}  // namespace finalcut

