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// vim: set tabstop=4 shiftwidth=4 noexpandtab
/*
Gwenview - A simple image viewer for KDE
Copyright 2000-2004 Aurélien Gâteau
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
of the License, 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.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef CACHE_H
#define CACHE_H
// Qt
#include <qcstring.h>
#include <qdatetime.h>
#include <qimage.h>
#include <qobject.h>
#include <qtimer.h>
#include <qvaluelist.h>
// KDE
#include <kurl.h>
// Local
#include "imageframe.h"
#include "libgwenview_export.h"
class KConfig;
namespace Gwenview {
class LIBGWENVIEW_EXPORT Cache : public QObject {
Q_OBJECT
public:
static Cache* instance();
~Cache();
void addImage( const KURL& url, const ImageFrames& frames, const QCString& format, const QDateTime& timestamp );
void addFile( const KURL& url, const QByteArray& file, const QDateTime& timestamp );
void addThumbnail( const KURL& url, const QPixmap& thumbnail, QSize imagesize, const QDateTime& timestamp );
QDateTime timestamp( const KURL& url ) const;
QByteArray file( const KURL& url ) const;
void getFrames( const KURL& url, ImageFrames* frames, QCString* format ) const;
QPixmap thumbnail( const KURL& url, QSize& imagesize ) const;
void setPriorityURL( const KURL& url, bool set );
void invalidate( const KURL& url );
void checkThumbnailSize( int size );
void readConfig(KConfig*,const QString& group);
void updateAge();
enum { DEFAULT_MAXSIZE = 16 * 1024 * 1024 }; // 16MiB
private:
Cache();
void checkMaxSize();
class Private;
Private* d;
};
} // namespace
#endif
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