peak_icv_region.hpp

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#pragma once
 
#include <peak_common/types/geometry/peak_common_point.hpp>
#include <peak_common/types/geometry/peak_common_rectangle.hpp>
#include <peak_icv/algorithms/transformations/peak_icv_interpolation.hpp>
#include <peak_icv/painting/peak_icv_drawable.hpp>
#include <peak_icv/utils/peak_icv_backend_accessor.hpp>
#include <vector>
 
namespace peak
{
namespace icv
{
namespace experimental
{
 
class Region final
    : public IDrawable
    , private detail::IBackendAccessible<Region>
    , private detail::IBackendExchangeable<Region>
{
public:
    Region();
 
    explicit Region(const std::vector<peak::common::Point>& points);
 
    explicit Region(const peak::common::Rectangle& rect);
 
    ~Region() override;
 
    Region(const Region& other);
 
    Region(Region&& other) noexcept;
 
    Region& operator=(const Region& other);
 
    Region& operator=(Region&& other) noexcept;
 
    bool operator==(const Region& rhs) const;
 
    bool operator!=(const Region& rhs) const;
 
    PEAK_ICV_NO_DISCARD std::vector<peak::common::Point> GetPoints() const;
 
    PEAK_ICV_NO_DISCARD std::vector<Region> GetConnectedComponents() const;
 
    PEAK_ICV_NO_DISCARD size_t GetArea() const;
 
    PEAK_ICV_NO_DISCARD peak::common::PointF GetCenterOfGravity() const;
 
    PEAK_ICV_NO_DISCARD Region Intersection(const Region& other) const;
 
    PEAK_ICV_NO_DISCARD Region Difference(const Region& other) const;
 
    PEAK_ICV_NO_DISCARD Region Union(const Region& other) const;
 
    PEAK_ICV_NO_DISCARD Region Dilation(const Region& structuringElement) const;
 
    PEAK_ICV_NO_DISCARD Region Erosion(const Region& structuringElement) const;
 
    PEAK_ICV_NO_DISCARD Region Scale(const peak::common::Size& inputSize, const peak::common::Size& outputSize,
        const Interpolation& interpolation = Interpolation::NearestNeighbor) const;
 
 
protected:
    void Draw(Image& image, const detail::DrawingOptions& options) const override;
 
 
private:
    friend peak::common::detail::BackendAccessor<Region>;
 
    explicit Region(peak_icv_region_handle regionHandle) noexcept;
    PEAK_ICV_NO_DISCARD detail::handle_of_t<Region> GetHandle() const override;
    PEAK_ICV_NO_DISCARD detail::handle_of_t<Region>* GetHandleAddress() override;
 
    peak_icv_region_handle m_regionHandle{};
};
 
} /* namespace experimental */
} /* namespace icv */
} /* namespace peak */
 
#include <peak_icv/types/detail/peak_icv_region.ipp>