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/* ============================================================
*
* This file is a part of digiKam project
* http://www.digikam.org
*
* Date : 2006-01-20
* Description : image file IO threaded interface.
*
* Copyright (C) 2005-2007 by Marcel Wiesweg <[email protected]>
* Copyright (C) 2005-2007 by Gilles Caulier <caulier dot gilles at gmail dot com>
*
* 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, 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.
*
* ============================================================ */
// Local includes.
#include "ddebug.h"
#include "sharedloadsavethread.h"
#include "loadingcache.h"
#include "loadsavetask.h"
namespace Digikam
{
void SharedLoadSaveThread::load(LoadingDescription description, AccessMode mode, LoadingPolicy policy)
{
ManagedLoadSaveThread::load(description, LoadingModeShared, policy, mode);
}
DImg SharedLoadSaveThread::cacheLookup(const TQString& filePath, AccessMode /*accessMode*/)
{
LoadingCache *cache = LoadingCache::cache();
LoadingCache::CacheLock lock(cache);
DImg *cachedImg = cache->retrieveImage(filePath);
// TQt4: uncomment this code.
// See comments in SharedLoadingTask::execute for explanation.
/*
if (cachedImg)
{
if (accessMode == AccessModeReadWrite)
return cachedImg->copy();
else
return *cachedImg;
}
else
return DImg();
*/
if (cachedImg)
return cachedImg->copy();
else
return DImg();
}
} // namespace Digikam
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