vcl/os2/inc/salbmp.h

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  27
  28 #ifndef _SV_SALBMP_H
  29 #define _SV_SALBMP_H
  30
  31 #include <tools/gen.hxx>
  32 #include <vcl/sv.h>
  33 #include <vcl/salbmp.hxx>
  34
  35 // --------------
  36 // - SalBitmap    -
  37 // --------------
  38
  39 struct    BitmapBuffer;
  40 class    BitmapColor;
  41 class    BitmapPalette;
  42 class    SalGraphics;
  43
  44 #define HANDLE ULONG
  45 #define HBITMAP ULONG
  46
  47 class Os2SalBitmap : public SalBitmap
  48 {
  49 private:
  50
  51     Size                maSize;
  52     HANDLE              mhDIB;
  53     HANDLE              mhDIB1Subst;
  54     HBITMAP             mhDDB;
  55     USHORT              mnBitCount;
  56
  57 public:
  58
  59     HANDLE              ImplGethDIB() const { return mhDIB; }
  60     HBITMAP             ImplGethDDB() const { return mhDDB; }
  61     HANDLE              ImplGethDIB1Subst() const { return mhDIB1Subst; }
  62
  63     void                ImplReplacehDIB1Subst( HANDLE hDIB1Subst );
  64
  65     static HANDLE       ImplCreateDIB( const Size& rSize, USHORT nBitCount, const BitmapPalette& rPal );
  66     static HANDLE       ImplCreateDIB4FromDIB1( HANDLE hDIB1 );
  67     static HANDLE       ImplCopyDIBOrDDB( HANDLE hHdl, BOOL bDIB );
  68     static USHORT       ImplGetDIBColorCount( HANDLE hDIB );
  69     static void         ImplDecodeRLEBuffer( const BYTE* pSrcBuf, BYTE* pDstBuf,
  70                                              const Size& rSizePixel, BOOL bRLE4 );
  71
  72     //BOOL                Create( HANDLE hBitmap, BOOL bDIB, BOOL bCopyHandle );
  73
  74 public:
  75
  76                         Os2SalBitmap();
  77                         ~Os2SalBitmap();
  78
  79 public:
  80
  81     //BOOL                Create( const Size& rSize, USHORT nBitCount, const BitmapPalette& rPal );
  82     //BOOL                Create( const SalBitmap& rSalBmpImpl );
  83     //BOOL                Create( const SalBitmap& rSalBmpImpl, SalGraphics* pGraphics );
  84     //BOOL                Create( const SalBitmap& rSalBmpImpl, USHORT nNewBitCount );
  85
  86     //void                Destroy();
  87
  88     //Size                GetSize() const { return maSize; }
  89     //USHORT              GetBitCount() const { return mnBitCount; }
  90
  91     //BitmapBuffer*     AcquireBuffer( bool bReadOnly );
  92     //void              ReleaseBuffer( BitmapBuffer* pBuffer, bool bReadOnly );
  93     bool                        Create( HANDLE hBitmap, bool bDIB, bool bCopyHandle );
  94     virtual bool                Create( const Size& rSize, USHORT nBitCount, const BitmapPalette& rPal );
  95     virtual bool                Create( const SalBitmap& rSalBmpImpl );
  96     virtual bool                Create( const SalBitmap& rSalBmpImpl, SalGraphics* pGraphics );
  97     virtual bool                Create( const SalBitmap& rSalBmpImpl, USHORT nNewBitCount );
  98
  99     virtual void                Destroy();
 100
 101     virtual Size                GetSize() const { return maSize; }
 102     virtual USHORT              GetBitCount() const { return mnBitCount; }
 103
 104     virtual BitmapBuffer*       AcquireBuffer( bool bReadOnly );
 105     virtual void                ReleaseBuffer( BitmapBuffer* pBuffer, bool bReadOnly );
 106     virtual bool                GetSystemData( BitmapSystemData& rData );
 107 };
 108
 109 #endif // _SV_SALBMP_H