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Diffstat (limited to 'src/libs/threadimageio/sharedloadsavethread.cpp')
-rw-r--r-- | src/libs/threadimageio/sharedloadsavethread.cpp | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/src/libs/threadimageio/sharedloadsavethread.cpp b/src/libs/threadimageio/sharedloadsavethread.cpp new file mode 100644 index 00000000..6a9cccbf --- /dev/null +++ b/src/libs/threadimageio/sharedloadsavethread.cpp @@ -0,0 +1,65 @@ +/* ============================================================ + * + * 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 + |