argb.hpp

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#pragma once
#include <xtd/byte>
#include <xtd/string>
#include <xtd/uint32>

namespace xtd {
  namespace drawing {
    struct argb {
      
      xtd::byte a = 255;
      xtd::byte r = 0;
      xtd::byte g = 0;
      xtd::byte b = 0;
      
      
      [[nodiscard]] auto to_uint32() const noexcept -> xtd::uint32 {
        return (static_cast<xtd::uint32>(a) << 24) + (static_cast<xtd::uint32>(r) << 16) + (static_cast<xtd::uint32>(g) << 8) + static_cast<xtd::uint32>(b);
      }

      
      
      [[nodiscard]] operator xtd::uint32() const noexcept {
        return to_uint32();
      }

      
      
      [[nodiscard]] static auto from_argb(xtd::byte a, xtd::byte r, xtd::byte g, xtd::byte b) noexcept -> xtd::drawing::argb {
        return argb {.a = a, .r = r, .g = g, .b = b};
      }

      [[nodiscard]] static auto from_argb(const argb& value) noexcept -> xtd::drawing::argb {
        return value;
      }

      [[nodiscard]] static auto from_uint32(uint32 value) noexcept -> xtd::drawing::argb {
        return argb {.a = static_cast<xtd::byte>((value & 0xFF000000) >> 24), .r = static_cast<xtd::byte>((value & 0x00FF0000) >> 16), .g = static_cast<xtd::byte>((value & 0x0000FF00) >> 8), .b = static_cast<xtd::byte>(value & 0x000000FF)};
      }

      
      friend auto operator <<(std::ostream& os, const argb& value) -> std::ostream& {
        return os << xtd::string::format("argb [a = {}, r = {}, g = {}, b = {}]", value.a, value.r, value.g, value.b);
      };
    };
  }
}