Color.cpp

#include "Color.hpp"
#include <map>
#include <iomanip>
#include <sstream>

namespace svg
{
    const std::map<std::string, Color> NAMES_TO_COLORS = {
        {"black", {0, 0, 0}},
        {"white", {255, 255, 255}},
        {"red", {255, 0, 0}},
        {"green", {0, 255, 0}},
        {"blue", {0, 0, 255}},
        {"yellow", {255, 255, 0}}};

    Color parse_color(const std::string &str)
    {
        Color c;
        if (str.at(0) == '#')
        {
            int v;
            std::istringstream ss(str.substr(1));
            ss >> std::hex >> v;
            c.red = (v >> 16);
            c.green = (v >> 8) & 0xFF;
            c.blue = v & 0xFF;
        }
        else
        {
            c = NAMES_TO_COLORS.at(str);
        }
        return c;
    }
}