// -*- mode:C++; tab-width:2; c-basic-offset:2; indent-tabs-mode:nil -*-
//
// Copyright (C) 2000-2005 by Roger Rene Kommer / artefaktur, Kassel, Germany.
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Library General Public License (LGPL).
//
//
// This library 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
// License ACDK-FreeLicense document enclosed in the distribution
// for more for more details.
// This file is part of the Artefaktur Component Development Kit:
// ACDK
//
// Please refer to
// - http://www.acdk.de
// - http://www.artefaktur.com
// - http://acdk.sourceforge.net
// for more information.
//
// $Header: /cvsroot/acdk/acdk/acdk_net/src/acdk/net/TransRateWriter.cpp,v 1.8 2005/02/05 10:45:29 kommer Exp $
#include <acdk.h>
#include <acdk/lang/Thread.h>
#include "TransRateWriter.h"
namespace acdk {
namespace net {
//foreign virtual
void
TransRateWriter::write(const byte* cstr, int offset, int len)
{
if (_bytePerSecondRate == 0)
{
AbstractFilterWriter::write(cstr, offset, len);
return;
}
int sumwritten = 0;
const byte* buffer = cstr + offset;
if (core_tick::millisecsSince(_lastWriteTick) > 1000)
{
_lastWriteTick = 0;
_bytesWritten = 0;
}
if (len < 1024)
{
AbstractFilterWriter::write(buffer, 0, len);
return;
}
int rest = len;
int timewritten = 0;
_lastWriteTick = core_tick::now();
tick_t lastreptick = core_tick::now();
while (rest > 0)
{
int toWrite = (rest < _blockSize ? rest : _blockSize);
AbstractFilterWriter::write(buffer, 0, toWrite);
if (toWrite < _blockSize)
{
sumwritten += toWrite;
return;
}
sumwritten += toWrite;
timewritten += toWrite;
int resttosec = core_tick::millisecsSince(_lastWriteTick);
if (timewritten > _bytePerSecondRate && resttosec < 1000)
{
if (_listener != Nil)
{
if (_listener->listen(*buffer, timewritten, core_tick::millisecsSince(lastreptick)) == false)
return ;
lastreptick = core_tick::now();
}
Thread::sleep(1000 - resttosec);
timewritten = 0;
_lastWriteTick = core_tick::now();
}
buffer += _blockSize;
rest -= _blockSize;
}
}
} // net
} // acdk
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