sd/source/ui/inc/bmcache.hxx

   1 /*************************************************************************
   2  *
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * Copyright 2008 by Sun Microsystems, Inc.
   6  *
   7  * OpenOffice.org - a multi-platform office productivity suite
   8  *
   9  * $RCSfile: bmcache.hxx,v $
  10  * $Revision: 1.4 $
  11  *
  12  * This file is part of OpenOffice.org.
  13  *
  14  * OpenOffice.org is free software: you can redistribute it and/or modify
  15  * it under the terms of the GNU Lesser General Public License version 3
  16  * only, as published by the Free Software Foundation.
  17  *
  18  * OpenOffice.org is distributed in the hope that it will be useful,
  19  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21  * GNU Lesser General Public License version 3 for more details
  22  * (a copy is included in the LICENSE file that accompanied this code).
  23  *
  24  * You should have received a copy of the GNU Lesser General Public License
  25  * version 3 along with OpenOffice.org.  If not, see
  26  * <http://www.openoffice.org/license.html>
  27  * for a copy of the LGPLv3 License.
  28  *
  29  ************************************************************************/
  30
  31 #ifndef _SD_BMCACHE_HXX
  32 #define _SD_BMCACHE_HXX
  33
  34 #include <tools/list.hxx>
  35
  36
  37 class SdPage;
  38 class GraphicObject;
  39
  40 class BitmapCache
  41 {
  42     ULONG                           nMaxSize;
  43     ULONG                           nCurSize;
  44     List                            aEntries;
  45
  46 public:
  47                             BitmapCache(ULONG nMaxSizeKB)
  48                               : nMaxSize(nMaxSizeKB), nCurSize(0) {}
  49     virtual                 ~BitmapCache();
  50
  51     void                            Add(const SdPage* pPage, const Bitmap& rBmp, long nZoomPercent);
  52     const GraphicObject*    Get(const SdPage* pPage, long& rZoomPercent, long nZoomTolerancePercent);
  53     void                    Remove(const SdPage* pPage);
  54 };
  55
  56 #endif  // _SD_BMCACHE_HXX
  57