vcl/inc/impbmp.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #ifndef INCLUDED_VCL_INC_IMPBMP_HXX
  21 #define INCLUDED_VCL_INC_IMPBMP_HXX
  22
  23 #include <tools/gen.hxx>
  24 #include <tools/solar.h>
  25
  26 struct BitmapBuffer;
  27 class SalBitmap;
  28 class BitmapPalette;
  29 class SalGraphics;
  30 class Bitmap;
  31
  32 class ImpBitmap
  33 {
  34 private:
  35     sal_uLong           mnRefCount;
  36     sal_uLong           mnChecksum;
  37     SalBitmap*          mpSalBitmap;
  38
  39 public:
  40                         ImpBitmap();
  41                         ~ImpBitmap();
  42
  43     void                ImplSetSalBitmap( SalBitmap* pSalBitmap );
  44     SalBitmap*          ImplGetSalBitmap() const { return mpSalBitmap; }
  45
  46     sal_Bool            ImplCreate( const Size& rSize, sal_uInt16 nBitCount, const BitmapPalette& rPal );
  47     sal_Bool            ImplCreate( const ImpBitmap& rImpBitmap );
  48     sal_Bool            ImplCreate( const ImpBitmap& rImpBitmap, SalGraphics* pGraphics );
  49     sal_Bool            ImplCreate( const ImpBitmap& rImpBitmap, sal_uInt16 nNewBitCount );
  50
  51     Size                ImplGetSize() const;
  52     sal_uInt16          ImplGetBitCount() const;
  53
  54     BitmapBuffer*       ImplAcquireBuffer( sal_Bool bReadOnly );
  55     void                ImplReleaseBuffer( BitmapBuffer* pBuffer, sal_Bool bReadOnly );
  56
  57     sal_uLong           ImplGetRefCount() const { return mnRefCount; }
  58     void                ImplIncRefCount() { mnRefCount++; }
  59     void                ImplDecRefCount() { mnRefCount--; }
  60
  61     inline void         ImplSetChecksum( sal_uLong nChecksum ) { mnChecksum = nChecksum; }
  62     inline sal_uLong    ImplGetChecksum() const { return mnChecksum; }
  63 };
  64
  65 #endif // INCLUDED_VCL_INC_IMPBMP_HXX
  66
  67 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */