vcl/unx/generic/dtrans/bmp.hxx

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  19
  20 #ifndef INCLUDED_VCL_UNX_GENERIC_DTRANS_BMP_HXX
  21 #define INCLUDED_VCL_UNX_GENERIC_DTRANS_BMP_HXX
  22
  23 #include <prex.h>
  24 #include <X11/Xatom.h>
  25 #include <X11/keysym.h>
  26 #include <X11/Xlib.h>
  27 #include <X11/Xutil.h>
  28 #include <postx.h>
  29
  30 #include <com/sun/star/uno/Sequence.hxx>
  31 #include <sal/types.h>
  32
  33 namespace x11 {
  34
  35 // helper methods
  36 sal_uInt8* X11_getBmpFromPixmap( Display* pDisplay,
  37                                  Drawable aDrawable,
  38                                  Colormap aColormap,
  39                                  sal_Int32& rOutSize );
  40
  41 void X11_freeBmp( sal_uInt8* pBmp );
  42
  43 class PixmapHolder
  44 {
  45     Display*        m_pDisplay;
  46     Colormap        m_aColormap;
  47     Pixmap          m_aPixmap;
  48     Pixmap          m_aBitmap;
  49     XVisualInfo     m_aInfo;
  50
  51     int             m_nRedShift, m_nRedShift2;
  52     int             m_nGreenShift, m_nGreenShift2;
  53     int             m_nBlueShift, m_nBlueShift2;
  54     unsigned long   m_nBlueShift2Mask, m_nRedShift2Mask, m_nGreenShift2Mask;
  55
  56     // these expect data pointers to bitmapinfo header
  57     void setBitmapDataTC( const sal_uInt8* pData, XImage* pImage );
  58     void setBitmapDataTCDither( const sal_uInt8* pData, XImage* pImage );
  59     void setBitmapDataPalette( const sal_uInt8* pData, XImage* pImage );
  60
  61     unsigned long getTCPixel( sal_uInt8 r, sal_uInt8 g, sal_uInt8 b ) const;
  62 public:
  63     PixmapHolder( Display* pDisplay );
  64     ~PixmapHolder();
  65
  66     // accepts bitmap file (including bitmap file header)
  67     Pixmap setBitmapData( const sal_uInt8* pData );
  68     bool needsConversion( const sal_uInt8* pData );
  69
  70     Colormap getColormap() const { return m_aColormap; }
  71     Pixmap getPixmap() const { return m_aPixmap; }
  72     Pixmap getBitmap() const { return m_aBitmap; }
  73     VisualID getVisualID() const { return m_aInfo.visualid; }
  74     int getClass() const { return m_aInfo.c_class; }
  75     int getDepth() const { return m_aInfo.depth; }
  76 };
  77
  78 css::uno::Sequence<sal_Int8> convertBitmapDepth(
  79     css::uno::Sequence<sal_Int8> const & data, int depth);
  80
  81 }
  82
  83 #endif
  84
  85 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */