palette.h

Go to the documentation of this file.

#ifndef PALETTE_CLASS
#define PALETTE_CLASS

/*****************************************************************************\
*                                                                             *
*  Name   : palette                                                           *
*  Author : Chris Koeritz                                                     *
*                                                                             *
*  Purpose:                                                                   *
*                                                                             *
*    A shared set of operations on edit controls that permits different       *
*  manners of creating and presenting the windows that really show the info.  *
*                                                                             *
*******************************************************************************
* Copyright (c) 1995-$now By Author.  This program is free software; you can  *
* redistribute it and/or modify it under the terms of the GNU General Public  *
* License as published by the Free Software Foundation; either version 2 of   *
* the License or (at your option) any later version.  This is online at:      *
*     http://www.fsf.org/copyleft/gpl.html                                    *
* Please send any updates to: fred@gruntose.com                               *
\*****************************************************************************/

#include "winexdll.h"

#include <basis/portable.h>

class WINDOWS_EXTENSIONS_CLASS_STYLE palette
{
public:
  palette();
    // creates an invalid palette.
  palette(const palette &to_copy);
    // copies the palette in "to_copy".
  palette(HPALETTE to_attach);
    // copies the palette in "to_attach".
  palette(LOGPALETTE *to_copy);
    // creates the palette from the logical palette in "to_copy".
  palette(int colors, RGBQUAD *values);
    // creates the palette from an array of color "values" given the number
    // of "colors".
  ~palette();

  inline bool valid() { return !!OS_palette; }
    // returns true if this object seems to be valid.

  palette &operator =(const palette &to_copy);
    // standard assignment operator.

  HPALETTE win_palette() { return OS_palette; }
    // retrieves the OS version of the palette held here.  do not delete this
    // returned handle.

  void reset();
    // trashes the palette held here and resets to an unconstructed one.

private:
  HPALETTE OS_palette;  // operating system version of palette.
};


/*
 * WIdentityPalette half-tone identity palette.
 */

class WINDOWS_EXTENSIONS_CLASS_STYLE WIdentityPalette
{
public:
  WIdentityPalette();
  virtual ~WIdentityPalette();

  HPALETTE m_hPalette;
};

#endif

---