include/wx/motif/palette.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        palette.h
   3 // Purpose:     wxPalette class
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     17/09/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_PALETTE_H_
  13 #define _WX_PALETTE_H_
  14
  15 #ifdef __GNUG__
  16 #pragma interface "palette.h"
  17 #endif
  18
  19 #include "wx/gdiobj.h"
  20
  21 class WXDLLEXPORT wxPalette;
  22
  23 class WXDLLEXPORT wxPaletteRefData: public wxGDIRefData
  24 {
  25     friend class WXDLLEXPORT wxPalette;
  26 public:
  27     wxPaletteRefData();
  28     ~wxPaletteRefData();
  29
  30 protected:
  31     WXColormap  m_colormap;
  32 };
  33
  34 #define M_PALETTEDATA ((wxPaletteRefData *)m_refData)
  35
  36 class WXDLLEXPORT wxPalette: public wxGDIObject
  37 {
  38   DECLARE_DYNAMIC_CLASS(wxPalette)
  39
  40 public:
  41   wxPalette();
  42   inline wxPalette(const wxPalette& palette) { Ref(palette); }
  43   inline wxPalette(const wxPalette* palette) { UnRef(); if (palette) Ref(*palette); }
  44
  45   wxPalette(int n, const unsigned char *red, const unsigned char *green, const unsigned char *blue);
  46   ~wxPalette();
  47   bool Create(int n, const unsigned char *red, const unsigned char *green, const unsigned char *blue);
  48   int GetPixel(const unsigned char red, const unsigned char green, const unsigned char blue) const;
  49   bool GetRGB(int pixel, unsigned char *red, unsigned char *green, unsigned char *blue) const;
  50
  51   virtual bool Ok() const { return (m_refData != NULL) ; }
  52
  53   inline wxPalette& operator = (const wxPalette& palette) { if (*this == palette) return (*this); Ref(palette); return *this; }
  54   inline bool operator == (const wxPalette& palette) { return m_refData == palette.m_refData; }
  55   inline bool operator != (const wxPalette& palette) { return m_refData != palette.m_refData; }
  56
  57   WXColormap GetXColormap() const { return (M_PALETTEDATA->m_colormap); }
  58 };
  59
  60 #endif
  61     // _WX_PALETTE_H_