Class Color

include/SFML/Graphics/Color.hpp:39–100

/////////////////////////////////////////////////////// \brief Utility class for manipulating RGBA colors ///////////////////////////////////////////////////////

///
////////////////////////////////////////////////////////////
class Color
{
public:
    ////////////////////////////////////////////////////////////
    /// \brief Default constructor
    ///
    /// Constructs an opaque black color. It is equivalent to
    /// `sf::Color(0, 0, 0, 255)`.
    ///
    ////////////////////////////////////////////////////////////
    constexpr Color() = default;

    ////////////////////////////////////////////////////////////
    /// \brief Construct the color from its 4 RGBA components
    ///
    /// \param red   Red component (in the range [0, 255])
    /// \param green Green component (in the range [0, 255])
    /// \param blue  Blue component (in the range [0, 255])
    /// \param alpha Alpha (opacity) component (in the range [0, 255])
    ///
    ////////////////////////////////////////////////////////////
    constexpr Color(std::uint8_t red, std::uint8_t green, std::uint8_t blue, std::uint8_t alpha = 255);

    ////////////////////////////////////////////////////////////
    /// \brief Construct the color from 32-bit unsigned integer
    ///
    /// \param color Number containing the RGBA components (in that order)
    ///
    ////////////////////////////////////////////////////////////
    constexpr explicit Color(std::uint32_t color);

    ////////////////////////////////////////////////////////////
    /// \brief Retrieve the color as a 32-bit unsigned integer
    ///
    /// \return Color represented as a 32-bit unsigned integer
    ///
    ////////////////////////////////////////////////////////////
    [[nodiscard]] constexpr std::uint32_t toInteger() const;

    ////////////////////////////////////////////////////////////
    // Static member data
    ////////////////////////////////////////////////////////////
    // NOLINTBEGIN(readability-identifier-naming)
    static const Color Black;       //!< Black predefined color
    static const Color White;       //!< White predefined color
    static const Color Red;         //!< Red predefined color
    static const Color Green;       //!< Green predefined color
    static const Color Blue;        //!< Blue predefined color
    static const Color Yellow;      //!< Yellow predefined color
    static const Color Magenta;     //!< Magenta predefined color
    static const Color Cyan;        //!< Cyan predefined color
    static const Color Transparent; //!< Transparent (black) predefined color
    // NOLINTEND(readability-identifier-naming)

    ////////////////////////////////////////////////////////////
    // Member data
    ////////////////////////////////////////////////////////////
    std::uint8_t r{};    //!< Red component