sService.cpp

Go to the documentation of this file.

/*
-----------------------------------------------------------------------------
This source file is part of OpenSpace3D
For the latest info, see http://www.openspace3d.com
 
Copyright (c) 2012 I-maginer
 
This program 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 2 of the License, or (at your option) any later
version.
 
This program 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, write to the Free Software Foundation, Inc., 59 Temple
Place - Suite 330, Boston, MA 02111-1307, USA, or go to
http://www.gnu.org/copyleft/lesser.txt
 
-----------------------------------------------------------------------------
*/
#include <scolPlugin.h>
#include "sService.h"
 
// Initialize singleton
SService* SService::_singleton = 0;
 
SService::SService()
{
  m_work.reset(new boost::asio::io_service::work(m_service));
 
  // init 4 parallele threads 
  for (std::size_t i = 0; i < 4; ++i)
  {
    try
    {
      m_threads.create_thread(boost::bind(&boost::asio::io_service::run, &m_service));
    }
    catch (std::exception &e)
    {
      // no more ressource available for additionnal thread
      MMechostr(MSKDEBUG, "BitmapTooltik Service error : could not add a thread %s", e.what());
    }
  }
}
 
SService::~SService()
{
  m_service.stop();
  m_work.reset();
  m_threads.join_all();
}
 
SService* SService::GetInstance()
{
  if (0 == _singleton)
  {
    _singleton =  new SService();
  }
 
  return _singleton;
}
 
void SService::Kill()
{
  if (0 != _singleton)
  {
    delete _singleton;
    _singleton = 0;
  }
}
 
void SService::addWork(boost::function<void()> func)
{
  m_service.post(func);
}