office-gobmx/sd/source/ui/inc/bmcache.hxx

/*************************************************************************
 *
 *  OpenOffice.org - a multi-platform office productivity suite
 *
 *  $RCSfile: bmcache.hxx,v $
 *
 *  $Revision: 1.3 $
 *
 *  last change: $Author: rt $ $Date: 2005-09-09 05:22:25 $
 *
 *  The Contents of this file are made available subject to
 *  the terms of GNU Lesser General Public License Version 2.1.
 *
 *
 *    GNU Lesser General Public License Version 2.1
 *    =============================================
 *    Copyright 2005 by Sun Microsystems, Inc.
 *    901 San Antonio Road, Palo Alto, CA 94303, USA
 *
 *    This library is free software; you can redistribute it and/or
 *    modify it under the terms of the GNU Lesser General Public
 *    License version 2.1, as published by the Free Software Foundation.
 *
 *    This library 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
 *    Lesser General Public License for more details.
 *
 *    You should have received a copy of the GNU Lesser General Public
 *    License along with this library; if not, write to the Free Software
 *    Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 *    MA  02111-1307  USA
 *
 ************************************************************************/

#ifndef _SD_BMCACHE_HXX
#define _SD_BMCACHE_HXX

#ifndef _LIST_HXX //autogen
#include <tools/list.hxx>
#endif


class SdPage;
class GraphicObject;

class BitmapCache
{
    ULONG                   nMaxSize;
    ULONG                   nCurSize;
    List                    aEntries;

public:
                            BitmapCache(ULONG nMaxSizeKB)
                              : nMaxSize(nMaxSizeKB), nCurSize(0) {}
    virtual                 ~BitmapCache();

    void                    Add(const SdPage* pPage, const Bitmap& rBmp, long nZoomPercent);
    const GraphicObject*    Get(const SdPage* pPage, long& rZoomPercent, long nZoomTolerancePercent);
    void                    Remove(const SdPage* pPage);
};

#endif  // _SD_BMCACHE_HXX