---

Color.h

Go to the documentation of this file.

/*
    TEDDY - General graphics application library
    Copyright (C) 1999-2002  Timo Suoranta
    tksuoran@cc.helsinki.fi

    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

    $Id: Color.h,v 1.4 2002/01/11 14:34:59 tksuoran Exp $
*/


#ifndef TEDDY__GRAPHICS__COLOR__H
#define TEDDY__GRAPHICS__COLOR__H


namespace Teddy    {
namespace Graphics {         


//  Quick shortcut, not very smart...
#ifndef SWIG
#define C_BLACK           0.00,0.00,0.00
#define C_WHITE           1.00,1.00,1.00
#define C_RED             1.00,0.00,0.00
#define C_GREEN           0.00,1.00,0.00
#define C_BLUE            0.00,0.00,1.00
#define C_GRAY            0.50,0.50,0.50
#define C_CYAN            0.00,1.00,1.00
#define C_MAGENTA         1.00,0.00,1.00
#define C_YELLOW          1.00,1.00,0.00
#define C_ORANGE          1.00,0.50,0.00
#define C_DARK_RED        0.50,0.00,0.00
#define C_DARK_GREEN      0.00,0.50,0.00
#define C_DARK_BLUE       0.00,0.00,0.50
#define C_DARK_GRAY       0.25,0.25,0.25
#define C_DARK_CYAN       0.00,0.50,0.50
#define C_DARK_MAGENTA    0.50,0.00,0.50
#define C_DARK_YELLOW     0.50,0.50,0.00
#define C_DARK_ORANGE     0.50,0.25,0.00
#define C_LIGHT_RED       1.00,0.50,0.50
#define C_LIGHT_GREEN     0.50,1.00,0.50
#define C_LIGHT_BLUE      0.50,0.50,1.00
#define C_LIGHT_GRAY      0.75,0.75,0.75
#define C_LIGHT_CYAN      0.50,1.00,1.00
#define C_LIGHT_MAGENTA   1.00,0.50,1.00
#define C_LIGHT_YELLOW    1.00,1.00,0.50
#define C_LIGHT_ORANGE    1.00,0.75,0.50
#define C_GRAY_50         0.50,0.50,0.50
#define C_GRAY_25         0.25,0.25,0.25
#define C_GRAY_75         0.75,0.75,0.75
#endif


class Color {
public:
    static float maxrgb ( float r, float g, float b );
    static float minrgb ( float r, float g, float b );
    static void  rgb2hsv( float r, float g, float b, float *hout, float *sout, float *vout );
    static void  hsv2rgb( float hin, float s, float v, float *rout, float *gout, float *bout );

public:
    float rgba[4];  

    Color();
    Color( const float r, const float g, const float b );
    Color( const float r, const float g, const float b, const float a );
    Color( const float rgba[4] );

    void   debug     ();
    void   glApply   () const;
    Color  operator+ ( const Color &c ) const;
    Color &operator+=( const Color &c );
    Color  operator- ( const Color &c ) const;
    Color &operator-=( const Color &c );
    Color  operator* ( const float &k ) const;
    Color &operator*=( const float &k );

    //  Some predefined Colors
    static Color BLACK;
    static Color WHITE;
    static Color RED;
    static Color GREEN;
    static Color BLUE;
    static Color GRAY;
    static Color CYAN;
    static Color MAGENTA;
    static Color YELLOW;
    static Color ORANGE;
    static Color DARK_RED;
    static Color DARK_GREEN;
    static Color DARK_BLUE;
    static Color DARK_CYAN;
    static Color DARK_MAGENTA;
    static Color DARK_YELLOW;
    static Color DARK_ORANGE;
    static Color LIGHT_RED;
    static Color LIGHT_GREEN;
    static Color LIGHT_BLUE;
    static Color LIGHT_CYAN;
    static Color LIGHT_MAGENTA;
    static Color LIGHT_YELLOW;
    static Color LIGHT_ORANGE;
    static Color GRAY_50;
    static Color GRAY_25;
    static Color GRAY_75;
};


};  //  namespace Graphics
};  //  namespace Teddy


#endif  //  TEDDY__GRAPHICS__COLOR__H