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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
+