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