/**
* \file
* \author Karsten Rink
* \date 2010-06-16
* \brief Implementation of the Color class.
*
* \copyright
* Copyright (c) 2012-2021, OpenGeoSys Community (http://www.opengeosys.org)
* Distributed under a Modified BSD License.
* See accompanying file LICENSE.txt or
* http://www.opengeosys.org/project/license
*
*/
#include "Color.h"
#include "BaseLib/Logging.h"
namespace DataHolderLib
{
Color createColor(unsigned char r,
unsigned char g,
unsigned char b,
unsigned char a)
{
return Color{{r, g, b, a}};
}
Color getRandomColor()
{
return createColor(static_cast<unsigned char>((rand() % 5) * 50),
static_cast<unsigned char>((rand() % 5) * 50),
static_cast<unsigned char>((rand() % 5) * 50));
}
Color getColor(const std::string& id, std::map<std::string, Color>& colors)
{
auto it = colors.find(id);
if (it == end(colors))
{
WARN("Key '{:s}' not found in color lookup table.", id);
it = colors.insert({id, getRandomColor()}).first;
}
return it->second;
}
} // namespace DataHolderLib