palette_hint.hpp

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#pragma once
 
#include <cstddef>
#include <format>
#include <ostream>
#include <string>
#include <vector>
 
#include "porytiles/domain/models/palette.hpp"
#include "porytiles/domain/models/rgba32.hpp"
#include "porytiles/utilities/string_utils.hpp"
 
namespace porytiles {
 
class PaletteHint {
  public:
    PaletteHint(std::string name, Palette<Rgba32> pal) : name_{std::move(name)}, pal_{std::move(pal)} {}
 
    [[nodiscard]] const std::string &name() const
    {
        return name_;
    }
 
    [[nodiscard]] const Palette<Rgba32> &pal() const
    {
        return pal_;
    }
 
  private:
    std::string name_;
    Palette<Rgba32> pal_;
};
 
inline std::string to_string(const PaletteHint &hint)
{
    return hint.name();
}
 
inline std::ostream &operator<<(std::ostream &os, const PaletteHint &hint)
{
    return os << to_string(hint);
}
 
} // namespace porytiles
 
template <>
struct std::formatter<porytiles::PaletteHint> {
    constexpr auto parse(std::format_parse_context &ctx)
    {
        return ctx.begin();
    }
 
    auto format(const porytiles::PaletteHint &value, auto &ctx) const
    {
        return std::format_to(ctx.out(), "{}", porytiles::to_string(value));
    }
};
 
template <>
struct std::formatter<std::vector<porytiles::PaletteHint>> {
    constexpr auto parse(std::format_parse_context &ctx)
    {
        return ctx.begin();
    }
 
    auto format(const std::vector<porytiles::PaletteHint> &value, auto &ctx) const
    {
        return std::format_to(ctx.out(), "{}", porytiles::to_string(value));
    }
};