/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project .
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License , v . 2 . 0 . If a copy of the MPL was not distributed with this
* file , You can obtain one at http : //mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice :
*
* Licensed to the Apache Software Foundation ( ASF ) under one or more
* contributor license agreements . See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership . The ASF licenses this file to you under the Apache
* License , Version 2 . 0 ( the " License " ) ; you may not use this file
* except in compliance with the License . You may obtain a copy of
* the License at http : //www.apache.org/licenses/LICENSE-2.0 .
*/
#ifndef INCLUDED_SLIDESHOW_SOURCE_INC_RGBCOLOR_HXX
#define INCLUDED_SLIDESHOW_SOURCE_INC_RGBCOLOR_HXX
#include <cppcanvas/color.hxx>
/* Definition of RGBColor class */
namespace slideshow::internal
{
class HSLColor;
/** RGB color space class.
*/
class RGBColor
{
public :
RGBColor();
explicit RGBColor( ::cppcanvas::IntSRGBA nRGBColor );
RGBColor( double nRed, double nGreen, double nBlue );
explicit RGBColor( const HSLColor& rColor );
/** Get the RGB red value.
*/
double getRed() const { return maRGBTriple.mnRed; }
/** Get the RGB green value.
*/
double getGreen() const { return maRGBTriple.mnGreen; }
/** Get the RGB blue value.
*/
double getBlue() const { return maRGBTriple.mnBlue; }
/** Create an integer sRGBA color.
*/
::cppcanvas::IntSRGBA getIntegerColor() const ;
struct RGBTriple
{
RGBTriple();
RGBTriple( double nRed, double nGreen, double nBlue );
double mnRed;
double mnGreen;
double mnBlue;
};
private :
// default copy/assignment are okay
// RGBColor(const RGBColor&);
// RGBColor& operator=( const RGBColor& );
RGBTriple maRGBTriple;
};
bool operator ==( const RGBColor& rLHS, const RGBColor& rRHS );
bool operator !=( const RGBColor& rLHS, const RGBColor& rRHS );
RGBColor operator +( const RGBColor& rLHS, const RGBColor& rRHS );
RGBColor operator *( const RGBColor& rLHS, const RGBColor& rRHS );
RGBColor operator *( double nFactor, const RGBColor& rRHS );
/** RGB color linear interpolator.
@ param t
As usual , t must be in the [ 0 , 1 ] range
*/
RGBColor interpolate( const RGBColor& rFrom, const RGBColor& rTo, double t );
}
#endif // INCLUDED_SLIDESHOW_SOURCE_INC_RGBCOLOR_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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