RectPack.hpp

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#ifndef GALAXY_MATH_RECTPACK_HPP_
#define GALAXY_MATH_RECTPACK_HPP_
 
#include <optional>
#include <vector>
 
#include "galaxy/math/Rect.hpp"
 
namespace galaxy
{
    class RectPack final
    {
    public:
        RectPack() noexcept;
 
        ~RectPack() noexcept;
 
        void init(const int width, const int height) noexcept;
 
        [[nodiscard]]
        std::optional<iRect> pack(const int width, const int height);
 
        void clear() noexcept;
 
        [[nodiscard]]
        int get_width() const noexcept;
 
        [[nodiscard]]
        int get_height() const noexcept;
 
        [[nodiscard]]
        const std::vector<iRect>& get_free_space() const noexcept;
 
    private:
        int m_width;
 
        int m_height;
 
        std::vector<iRect> m_free_rects;
    };
} // namespace galaxy
 
#endif