include/wx/os2/palette.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/os2/palette.h
   3 // Purpose:     wxPalette class
   4 // Author:      David Webster
   5 // Modified by:
   6 // Created:     10/12/99
   7 // Copyright:   (c) David Webster
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 #ifndef _WX_PALETTE_H_
  12 #define _WX_PALETTE_H_
  13
  14 #include "wx/gdiobj.h"
  15 #include "wx/os2/private.h"
  16
  17 class WXDLLIMPEXP_FWD_CORE wxPalette;
  18
  19 class WXDLLIMPEXP_CORE wxPaletteRefData: public wxGDIRefData
  20 {
  21     friend class WXDLLIMPEXP_FWD_CORE wxPalette;
  22 public:
  23     wxPaletteRefData();
  24     virtual ~wxPaletteRefData();
  25 // protected:
  26     WXHPALETTE                      m_hPalette;
  27     HPS                             m_hPS;
  28 }; // end of CLASS wxPaletteRefData
  29
  30 #define M_PALETTEDATA ((wxPaletteRefData *)m_refData)
  31
  32 class WXDLLIMPEXP_CORE wxPalette: public wxPaletteBase
  33 {
  34 public:
  35     wxPalette();
  36
  37     wxPalette( int                  n
  38               ,const unsigned char* pRed
  39               ,const unsigned char* pGreen
  40               ,const unsigned char* pBlue
  41              );
  42     virtual ~wxPalette();
  43
  44     bool Create( int                  n
  45                 ,const unsigned char* pRed
  46                 ,const unsigned char* pGreen
  47                 ,const unsigned char* pBlue
  48                );
  49     int  GetPixel( unsigned char cRed
  50                   ,unsigned char cGreen
  51                   ,unsigned char cBlue
  52                  ) const;
  53     bool GetRGB( int            nPixel
  54                 ,unsigned char* pRed
  55                 ,unsigned char* pGreen
  56                 ,unsigned char* pBlue
  57                ) const;
  58
  59     virtual bool FreeResource(bool bForce = false);
  60
  61     inline WXHPALETTE GetHPALETTE(void) const { return (M_PALETTEDATA ? M_PALETTEDATA->m_hPalette : 0); }
  62     void              SetHPALETTE(WXHPALETTE hPalette);
  63     void              SetPS(HPS hPS);
  64
  65 protected:
  66     virtual wxGDIRefData *CreateGDIRefData() const;
  67     virtual wxGDIRefData *CloneGDIRefData(const wxGDIRefData *data) const;
  68
  69 private:
  70     DECLARE_DYNAMIC_CLASS(wxPalette)
  71 }; // end of CLASS wxPalette
  72
  73 #endif
  74     // _WX_PALETTE_H_