include/vcl/dibtools.hxx

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   9  * This file incorporates work covered by the following license notice:
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  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 #ifndef INCLUDED_VCL_DIBTOOLS_HXX
  20 #define INCLUDED_VCL_DIBTOOLS_HXX
  21
  22 #include <vcl/dllapi.h>
  23 #include <vcl/Scanline.hxx>
  24
  25 // predefines
  26
  27 class SvStream;
  28 class BitmapEx;
  29 class Bitmap;
  30 class AlphaMask;
  31
  32 // - Compression defines
  33
  34 #define COMPRESS_NONE               ( 0 )
  35 #define RLE_8                       ( 1 )
  36 #define RLE_4                       ( 2 )
  37 #define BITFIELDS                   ( 3UL )
  38 #define ZCOMPRESS                   ( ('S'|('D'<<8UL)) | 0x01000000UL ) /* == 'SD01' (binary) */
  39
  40 bool VCL_DLLPUBLIC ReadDIB( // ReadDIB(rBitmap, rIStm, true);
  41     Bitmap& rTarget,
  42     SvStream& rIStm,
  43     bool bFileHeader,
  44     bool bMSOFormat=false);
  45
  46 bool VCL_DLLPUBLIC ReadDIBBitmapEx(
  47     BitmapEx& rTarget,
  48     SvStream& rIStm,
  49     bool bFileHeader = true,
  50     bool bMSOFormat = false);
  51
  52 bool VCL_DLLPUBLIC ReadDIBV5(
  53     Bitmap& rTarget,
  54     AlphaMask& rTargetAlpha,
  55     SvStream& rIStm);
  56
  57 bool VCL_DLLPUBLIC ReadRawDIB(
  58     BitmapEx& rTarget,
  59     const unsigned char* pBuf,
  60     const ScanlineFormat nFormat,
  61     const int nHeight,
  62     const int nStride);
  63
  64
  65 bool VCL_DLLPUBLIC WriteDIB(
  66     const Bitmap& rSource,
  67     SvStream& rOStm,
  68     bool bCompressed,
  69     bool bFileHeader);
  70
  71 // compressed, with file header
  72 bool VCL_DLLPUBLIC WriteDIB(
  73     const BitmapEx& rSource,
  74     SvStream& rOStm,
  75     bool bCompressed = true);
  76
  77 bool VCL_DLLPUBLIC WriteDIBBitmapEx(
  78     const BitmapEx& rSource,
  79     SvStream& rOStm);
  80
  81 // needed in emfio for emf/wmf migration
  82 sal_uInt32 VCL_DLLPUBLIC getDIBV5HeaderSize();
  83
  84 #endif // INCLUDED_VCL_DIBTOOLS_HXX
  85
  86
  87 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */