include/wx/x11/palette.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/x11/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 #include "wx/list.h"
  16
  17 class WXDLLIMPEXP_FWD_CORE wxPalette;
  18
  19 // Palette for one display
  20 class wxXPalette : public wxObject
  21 {
  22     DECLARE_DYNAMIC_CLASS(wxXPalette)
  23
  24 public:
  25     wxXPalette();
  26
  27     WXDisplay*        m_display;
  28     int               m_pix_array_n;
  29     unsigned long*    m_pix_array;
  30     WXColormap        m_cmap;
  31     bool              m_destroyable;
  32 };
  33
  34 class WXDLLIMPEXP_CORE wxPaletteRefData: public wxGDIRefData
  35 {
  36     friend class WXDLLIMPEXP_FWD_CORE wxPalette;
  37 public:
  38     wxPaletteRefData();
  39     virtual ~wxPaletteRefData();
  40
  41 protected:
  42     wxList  m_palettes;
  43 };
  44
  45 #define M_PALETTEDATA ((wxPaletteRefData *)m_refData)
  46
  47 class WXDLLIMPEXP_CORE wxPalette : public wxPaletteBase
  48 {
  49     DECLARE_DYNAMIC_CLASS(wxPalette)
  50
  51 public:
  52     wxPalette();
  53
  54     wxPalette(int n, const unsigned char *red, const unsigned char *green, const unsigned char *blue);
  55     virtual ~wxPalette();
  56     bool Create(int n, const unsigned char *red, const unsigned char *green, const unsigned char *blue);
  57     int GetPixel(unsigned char red, unsigned char green, unsigned char blue) const;
  58     bool GetRGB(int pixel, unsigned char *red, unsigned char *green, unsigned char *blue) const;
  59
  60     // X-specific
  61     WXColormap GetXColormap(WXDisplay* display = NULL) const;
  62     bool TransferBitmap(void *data, int depth, int size);
  63     bool TransferBitmap8(unsigned char *data, unsigned long size, void *dest, unsigned int bpp);
  64     unsigned long *GetXPixArray(WXDisplay* display, int *pix_array_n);
  65     void PutXColormap(WXDisplay* display, WXColormap cmap, bool destroyable);
  66
  67 protected:
  68     virtual wxGDIRefData *CreateGDIRefData() const;
  69     virtual wxGDIRefData *CloneGDIRefData(const wxGDIRefData *data) const;
  70 };
  71
  72 #endif // _WX_PALETTE_H_