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/***************************************************************************
* Copyright (c) 2017-2019 by the fifechan team *
* https://github.com/fifengine/fifechan *
* This file is part of fifechan. *
* *
* fifechan 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., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
***************************************************************************/
/* _______ __ __ __ ______ __ __ _______ __ __
* / _____/\ / /\ / /\ / /\ / ____/\ / /\ / /\ / ___ /\ / |\/ /\
* / /\____\// / // / // / // /\___\// /_// / // /\_/ / // , |/ / /
* / / /__ / / // / // / // / / / ___ / // ___ / // /| ' / /
* / /_// /\ / /_// / // / // /_/_ / / // / // /\_/ / // / | / /
* /______/ //______/ //_/ //_____/\ /_/ //_/ //_/ //_/ //_/ /|_/ /
* \______\/ \______\/ \_\/ \_____\/ \_\/ \_\/ \_\/ \_\/ \_\/ \_\/
*
* Copyright (c) 2004 - 2008 Olof Naessn and Per Larsson
*
*
* Per Larsson a.k.a finalman
* Olof Naessn a.k.a jansem/yakslem
*
* Visit: http://guichan.sourceforge.net
*
* License: (BSD)
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name of Guichan nor the names of its contributors may
* be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
* For comments regarding functions please see the header file.
*/
#include "fifechan/color.hpp"
namespace fcn
{
Color::Color()
: r(0),
g(0),
b(0),
a(255)
{
}
Color::Color(int color)
: r( (color >> 16) & 0xFF),
g( (color >> 8) & 0xFF),
b( color & 0xFF),
a(255)
{
}
Color::Color(int ar, int ag, int ab, int aa)
: r(ar),
g(ag),
b(ab),
a(aa)
{
}
Color Color::operator+(const Color& color) const
{
Color result(r + color.r,
g + color.g,
b + color.b,
255);
result.r = (result.r>255?255:(result.r<0?0:result.r));
result.g = (result.g>255?255:(result.g<0?0:result.g));
result.b = (result.b>255?255:(result.b<0?0:result.b));
return result;
}
Color Color::operator-(const Color& color) const
{
Color result(r - color.r,
g - color.g,
b - color.b,
255);
result.r = (result.r>255?255:(result.r<0?0:result.r));
result.g = (result.g>255?255:(result.g<0?0:result.g));
result.b = (result.b>255?255:(result.b<0?0:result.b));
return result;
}
Color Color::operator*(float value) const
{
Color result((int)(r * value),
(int)(g * value),
(int)(b * value),
a);
result.r = (result.r>255?255:(result.r<0?0:result.r));
result.g = (result.g>255?255:(result.g<0?0:result.g));
result.b = (result.b>255?255:(result.b<0?0:result.b));
return result;
}
bool Color::operator==(const Color& color) const
{
return r == color.r && g == color.g && b == color.b && a == color.a;
}
bool Color::operator!=(const Color& color) const
{
return !(r == color.r && g == color.g && b == color.b && a == color.a);
}
std::ostream& operator<<(std::ostream& out,
const Color& color)
{
out << "Color [r = "
<< color.r
<< ", g = "
<< color.g
<< ", b = "
<< color.b
<< ", a = "
<< color.a
<< "]";
return out;
}
}
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