vcolor.h

/* This file is part of the KDE project
   Copyright (C) 2001, The Karbon Developers
   Copyright (C) 2002, The Karbon Developers
 
   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public
   License as published by the Free Software Foundation; either
   version 2 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
   Library General Public License for more details.
 
   You should have received a copy of the GNU Library General Public License
   along with this library; see the file COPYING.LIB.  If not, write to
   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
*/
 
#ifndef __VCOLOR_H__
#define __VCOLOR_H__
 
 
#include <tqcolor.h>
#include <tqstring.h>
#include <koffice_export.h>
class TQDomElement;
 
 
class KARBONBASE_EXPORT VColor
{
public:
    enum VColorSpace
    {
        rgb  = 0,   
        cmyk = 1,   
        hsb  = 2,   
        gray = 3    
    };
 
    VColor( VColorSpace colorSpace = rgb );
 
    VColor( const VColor& color );
 
    VColor( const TQColor& color );
 
    operator TQColor() const;
 
    float operator[]( unsigned i ) const
        { return m_value[i]; }
 
    void set( float v1 )
        { m_value[0] = v1; }
 
    void set( float v1, float v2 )
        { m_value[0] = v1; m_value[1] = v2; }
 
    void set( float v1, float v2, float v3 )
        { m_value[0] = v1; m_value[1] = v2; m_value[2] = v3; }
 
    void set( float v1, float v2, float v3, float v4 )
        { m_value[0] = v1; m_value[1] = v2; m_value[2] = v3; m_value[3] = v4; }
 
    float opacity() const { return m_opacity; }
 
    void setOpacity( float opacity ) { m_opacity = opacity; }
 
    VColorSpace colorSpace() const { return m_colorSpace; }
 
    void setColorSpace( const VColorSpace colorSpace, bool convert = true );
 
    void save( TQDomElement& element ) const;
 
    void load( const TQDomElement& element );
 
private:
    void convertToColorSpace( const VColorSpace colorSpace );
 
    VColorSpace m_colorSpace;
 
    float m_value[4];
    float m_opacity;
 
    TQString m_name;
};
 
#endif