oasiscolour.h

使用stl技术,(还没看,是听说的)

/******************************************************************************
 * This source file is part of Bad Camel Gaming
 * Copyright (C) 2003  Zephie Greyvenstein
 * See Readme.html for acknowledgements
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *****************************************************************************/

/******************************************************************************
 * FILENAME    : oasisColour.h
 * DESCRIPTION : Colour
 * AUTHOR      : Zephie Greyvenstein
 *****************************************************************************/

/// Avoid double inclusion
#ifndef __COLOUR_H__
#define __COLOUR_H__

/// Include common stuff
#include "oasisCommon.h"

namespace Oasis {

  /// Colour class for oasis  
  class _oasisExport colour {
  public: 
    /// Red value
    real red;
    /// Green value
    real green;
    /// Blue value
    real blue;
    /// Alpha component
    real alpha;

    /// Black
    static const colour BLACK;
    /// White
    static const colour WHITE;
    /// Red
    static const colour RED;
    /// Green
    static const colour GREEN;
    /// Blue
    static const colour BLUE;

    /// Constructor
    inline colour( ) {}
    /// Real constructor
    inline colour( real fred, real fgreen, real fblue, real falpha = 1.0 ) {
      red = fred;
      green = fgreen;
      blue = fblue;
      alpha = falpha;
    }
    /// Integer constructor
    inline colour( int fred, int fgreen, int fblue, int falpha = 1 ) {
      red = ( real )fred;
      green = ( real )fgreen;
      blue = ( real )fblue;
      alpha = ( real )falpha;
    }

    /// Comparative operator
    bool operator == ( const colour &rhs ) const {
      return ( red == rhs.red && green == rhs.green && 
	       blue == rhs.blue && alpha == rhs.alpha );
    }
    /// Negative comparative operator
    bool operator != ( const colour &rhs ) const {
      return !( *this == rhs );
    }
  };
};

#endif