mask.h

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#ifndef MASK_H
#define MASK_H
 
#include <MazeBuilder/randomizer.h>
 
#include <string>
#include <utility>
#include <vector>
 
namespace mazes
{
    class mask
    {
    public:
        explicit mask(unsigned int rows, unsigned int columns);
 
        ~mask() = default;
 
        mask(const mask&) = default;
        mask& operator=(const mask&) = default;
 
        mask(mask&&) noexcept = default;
        mask& operator=(mask&&) noexcept = default;
 
        bool operator()(unsigned int row, unsigned int column) const noexcept;
 
        void set(unsigned int row, unsigned int column, bool is_on) noexcept;
 
        int count() const noexcept;
 
        std::pair<unsigned int, unsigned int> random_location(randomizer& rng) const noexcept;
 
        [[nodiscard]] unsigned int rows() const noexcept { return m_rows; }
 
        [[nodiscard]] unsigned int columns() const noexcept { return m_columns; }
 
        static mask from_txt(const std::string& filename);
 
    private:
        unsigned int m_rows;
        unsigned int m_columns;
        std::vector<std::vector<bool>> m_bits;
    };
} // namespace mazes
 
#endif // MASK_H