vcl/win/inc/salbmp.h

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  30
  31 #ifndef _SV_SALBMP_H
  32 #define _SV_SALBMP_H
  33
  34 #include <wincomp.hxx>
  35 #include <tools/gen.hxx>
  36 #include <vcl/sv.h>
  37 #include <vcl/salbmp.hxx>
  38
  39 // --------------
  40 // - SalBitmap  -
  41 // --------------
  42
  43 struct  BitmapBuffer;
  44 class   BitmapColor;
  45 class   BitmapPalette;
  46 class   SalGraphics;
  47
  48 class WinSalBitmap : public SalBitmap
  49 {
  50 private:
  51
  52     Size                                maSize;
  53     HGLOBAL                     mhDIB;
  54     HBITMAP                     mhDDB;
  55     USHORT                              mnBitCount;
  56
  57 public:
  58
  59     HGLOBAL                     ImplGethDIB() const { return mhDIB; }
  60     HBITMAP                     ImplGethDDB() const { return mhDDB; }
  61
  62     static HGLOBAL              ImplCreateDIB( const Size& rSize, USHORT nBitCount, const BitmapPalette& rPal );
  63     static HANDLE               ImplCopyDIBOrDDB( HANDLE hHdl, bool bDIB );
  64     static USHORT               ImplGetDIBColorCount( HGLOBAL hDIB );
  65     static void                 ImplDecodeRLEBuffer( const BYTE* pSrcBuf, BYTE* pDstBuf,
  66                                              const Size& rSizePixel, bool bRLE4 );
  67
  68 public:
  69
  70                         WinSalBitmap();
  71     virtual                             ~WinSalBitmap();
  72
  73 public:
  74
  75     bool                        Create( HANDLE hBitmap, bool bDIB, bool bCopyHandle );
  76     virtual bool                Create( const Size& rSize, USHORT nBitCount, const BitmapPalette& rPal );
  77     virtual bool                Create( const SalBitmap& rSalBmpImpl );
  78     virtual bool                Create( const SalBitmap& rSalBmpImpl, SalGraphics* pGraphics );
  79     virtual bool                Create( const SalBitmap& rSalBmpImpl, USHORT nNewBitCount );
  80         virtual bool                Create( const ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XBitmapCanvas > xBitmapCanvas,
  81                                            Size& rSize,
  82                                            bool bMask = false );
  83
  84     virtual void                Destroy();
  85
  86     virtual Size                GetSize() const { return maSize; }
  87     virtual USHORT              GetBitCount() const { return mnBitCount; }
  88
  89     virtual BitmapBuffer*               AcquireBuffer( bool bReadOnly );
  90     virtual void                ReleaseBuffer( BitmapBuffer* pBuffer, bool bReadOnly );
  91     virtual bool                GetSystemData( BitmapSystemData& rData );
  92 };
  93
  94 #endif // _SV_SALBMP_HXX