Edge.hpp

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#ifndef EDGE_HPP
#define EDGE_HPP

#include <vector>
#include "geometry.hpp"

class Edge
{
public:

  std::pair<Vector2D, Vector2D> vertices;

  std::pair<int, int> neighbors;

  Edge(Vector2D const& p1, Vector2D const& p2,
       int neighbor1, int neighbor2);

  Edge& operator=(const Edge& other);

  Edge(void);

  ~Edge(void);

  Edge(Edge const& other);

  double GetLength(void) const;
};

Vector2D Parallel(Edge const& edge);

double DistanceToEdge(Vector2D const& point,Edge const& edge);

bool SegmentIntersection(Edge const& edge1,Edge const& edge2,
                         Vector2D &Intersection,double eps=1e-8);

Vector2D calc_centroid(const Edge& edge);

#endif  // EDGE_HPP