/* -*- 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_HSLCOLOR_HXX
#define INCLUDED_SLIDESHOW_SOURCE_INC_HSLCOLOR_HXX
/* Definition of HSLColor class */
namespace slideshow::internal
{
class RGBColor;
/** HSL color space class.
*/
class HSLColor
{
public :
HSLColor();
HSLColor( double nHue, double nSaturation, double nLuminance );
explicit HSLColor( const RGBColor& rColor );
/** Hue of the color.
@ return hue , is in the range [ 0 , 360 ]
*/
double getHue() const { return maHSLTriple.mnHue; }
/** Saturation of the color.
@ return saturation , is in the range [ 0 , 1 ]
*/
double getSaturation() const { return maHSLTriple.mnSaturation; }
/** Luminance of the color.
@ return luminance , is in the range [ 0 , 1 ]
*/
double getLuminance() const { return maHSLTriple.mnLuminance; }
struct HSLTriple
{
HSLTriple();
HSLTriple( double nHue, double nSaturation, double nLuminance );
double mnHue;
double mnSaturation;
double mnLuminance;
};
private :
// default copy/assignment are okay
// HSLColor(const HSLColor&);
// HSLColor& operator=( const HSLColor& );
HSLTriple maHSLTriple;
};
bool operator ==( const HSLColor& rLHS, const HSLColor& rRHS );
bool operator !=( const HSLColor& rLHS, const HSLColor& rRHS );
HSLColor operator +( const HSLColor& rLHS, const HSLColor& rRHS );
HSLColor operator *( double nFactor, const HSLColor& rRHS );
/** HSL color linear interpolator.
@ param t
As usual , t must be in the [ 0 , 1 ] range
@ param bCCW
When true , hue interpolation happens counter - clockwise
*/
HSLColor interpolate( const HSLColor& rFrom, const HSLColor& rTo, double t, bool bCCW );
}
#endif // INCLUDED_SLIDESHOW_SOURCE_INC_HSLCOLOR_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
Messung V0.5 in Prozent C=86 H=100 G=93
¤ Dauer der Verarbeitung: 0.16 Sekunden
(vorverarbeitet am 2026-10-01)
¤
*© Formatika GbR, Deutschland