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/* gs_message.cc - D�finition de la classe des grosses string */
/* Simulotron - Programme de simulation de robot {{{
 *
 * Copyright (C) 2005 Nicolas Haller
 *
 * Robot APB Team/Efrei 2005.
 *        Web: http://assos.efrei.fr/robot/
 *      Email: robot AT efrei DOT fr
 *
 * This program 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 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 General Public License for more details.
 *
 * You should have received a copy of the GNU 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.
 *
 * }}} */

#include "gs/gs_message.hh"
#include "gs/gs_transmitter.hh"

#include <stdexcept>

GSMessage::GSMessage(void)
    :igs_(gs_.begin())
{
}

GSMessage::GSMessage(GSTransmitter & gst)
{
    gst.getGS(*this);
}

const std::string &
GSMessage::getGS(void) const
{
    return gs_;
}

void
GSMessage::readGS(void * data, size_t size)
{
    std::string str;
    str.assign(igs_, gs_.end());
    if (size > str.size())
	throw std::runtime_error("CHIER!!! La size dans readGS est trop grande!!");
    for (unsigned int i = 0; i < size; i++)
    {
	static_cast<char *> (data)[i] = *igs_;
	++igs_;
    }
}

void
GSMessage::writeGS (const void * data, size_t size)
{
    setIteratorBegin();
    for (unsigned int i = 0; i < size; ++i)
	gs_.push_back(static_cast<const char *> (data)[i]);
}

void
GSMessage::setIteratorBegin(void)
{
    igs_ = gs_.begin();
}