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latte-dock/liblatte2/commontools.h
Michail Vourlakos b418923c03 move from luminas to brightness
--the luminas functions didnt work well
for all cases. Latte is now using brightness
functions as described at:

   https://www.w3.org/TR/AERT/#color-contrast

this patch fixes all cases mentioned in the bug
that Latte contrast identification did not work well

BUG: 402115
2018-12-25 20:20:06 +02:00

35 lines
1.0 KiB
C++

/*
* Copyright 2018 Michail Vourlakos <mvourlakos@gmail.com>
*
* This file is part of Latte-Dock
*
* Latte-Dock is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* Latte-Dock 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
// Qt
#include <QColor>
namespace Latte {
float colorBrightness(QColor color);
float colorBrightness(QRgb rgb);
float colorBrightness(float r, float g, float b);
float colorLumina(QColor color);
float colorLumina(QRgb rgb);
float colorLumina(float r, float g, float b);
}