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/**
* @file llfixedbuffer.cpp
*
* $LicenseInfo:firstyear=2001&license=viewergpl$
*
* Copyright (c) 2001-2007, Linden Research, Inc.
*
* Second Life Viewer Source Code
* The source code in this file ("Source Code") is provided by Linden Lab
* to you under the terms of the GNU General Public License, version 2.0
* ("GPL"), unless you have obtained a separate licensing agreement
* ("Other License"), formally executed by you and Linden Lab. Terms of
* the GPL can be found in doc/GPL-license.txt in this distribution, or
* online at http://secondlife.com/developers/opensource/gplv2
*
* There are special exceptions to the terms and conditions of the GPL as
* it is applied to this Source Code. View the full text of the exception
* in the file doc/FLOSS-exception.txt in this software distribution, or
* online at http://secondlife.com/developers/opensource/flossexception
*
* By copying, modifying or distributing this software, you acknowledge
* that you have read and understood your obligations described above,
* and agree to abide by those obligations.
*
* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
* COMPLETENESS OR PERFORMANCE.
* $/LicenseInfo$
*/
#include "linden_common.h"
#include "llfixedbuffer.h"
LLFixedBuffer::LLFixedBuffer(const U32 max_lines)
{
mMaxLines = max_lines;
mTimer.reset();
}
LLFixedBuffer::~LLFixedBuffer()
{
clear();
}
void LLFixedBuffer::clear()
{
mLines.clear();
mAddTimes.clear();
mLineLengths.clear();
mTimer.reset();
}
void LLFixedBuffer::addLine(const std::string& utf8line)
{
LLWString wstring = utf8str_to_wstring(utf8line);
LLFixedBuffer::addLine(wstring);
}
void LLFixedBuffer::addLine(const LLWString& line)
{
if (line.empty())
{
return;
}
removeExtraLines();
mLines.push_back(line);
mLineLengths.push_back((S32)line.length());
mAddTimes.push_back(mTimer.getElapsedTimeF32());
}
void LLFixedBuffer::setMaxLines(S32 max_lines)
{
mMaxLines = max_lines;
removeExtraLines();
}
void LLFixedBuffer::removeExtraLines()
{
while ((S32)mLines.size() > llmax((S32)0, (S32)(mMaxLines - 1)))
{
mLines.pop_front();
mAddTimes.pop_front();
mLineLengths.pop_front();
}
}
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