palette.h

很牛的GUI源码wxWidgets-2.8.0.zip 可在多种平台下运行.

/////////////////////////////////////////////////////////////////////////////
// Name:        wx/mac/classic/palette.h
// Purpose:     wxPalette class
// Author:      Stefan Csomor
// Modified by:
// Created:     1998-01-01
// RCS-ID:      $Id: palette.h,v 1.10 2006/10/08 21:55:50 VZ Exp $
// Copyright:   (c) Stefan Csomor
// Licence:     wxWindows licence
/////////////////////////////////////////////////////////////////////////////

#ifndef _WX_PALETTE_H_
#define _WX_PALETTE_H_

#include "wx/colour.h"
#include "wx/gdiobj.h"

class WXDLLEXPORT wxPalette;

class WXDLLEXPORT wxPaletteRefData: public wxGDIRefData
{
    DECLARE_NO_COPY_CLASS(wxPaletteRefData)

    friend class WXDLLEXPORT wxPalette;
public:
    wxPaletteRefData();
    virtual ~wxPaletteRefData();
protected:
    wxColour* m_palette;
    wxInt32   m_count ;
};

#define M_PALETTEDATA ((wxPaletteRefData *)m_refData)

class WXDLLEXPORT wxPalette: public wxPaletteBase
{
  DECLARE_DYNAMIC_CLASS(wxPalette)

public:
  wxPalette();

  wxPalette(int n, const unsigned char *red, const unsigned char *green, const unsigned char *blue);
  virtual ~wxPalette();
  bool Create(int n, const unsigned char *red, const unsigned char *green, const unsigned char *blue);
  int GetPixel(unsigned char red, unsigned char green, unsigned char blue) const;
  bool GetRGB(int pixel, unsigned char *red, unsigned char *green, unsigned char *blue) const;

  virtual bool Ok() const { return IsOk(); }
  virtual bool IsOk() const { return (m_refData != NULL) ; }

  inline bool operator == (const wxPalette& palette) const { return m_refData == palette.m_refData; }
  inline bool operator != (const wxPalette& palette) const { return m_refData != palette.m_refData; }

/* TODO: implementation
  inline WXHPALETTE GetHPALETTE() const { return (M_PALETTEDATA ? M_PALETTEDATA->m_hPalette : 0); }
  void SetHPALETTE(WXHPALETTE pal);
*/
};

#endif
    // _WX_PALETTE_H_