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#pragma once
#include <vector>
#include "EdgeHolder.h"
namespace msdfgen {
/// A single closed contour of a shape.
class Contour {
public:
/// The sequence of edges that make up the contour.
std::vector<EdgeHolder> edges;
/// Adds an edge to the contour.
void addEdge(const EdgeHolder &edge);
#ifdef MSDFGEN_USE_CPP11
void addEdge(EdgeHolder &&edge);
#endif
/// Creates a new edge in the contour and returns its reference.
EdgeHolder & addEdge();
/// Adjusts the bounding box to fit the contour.
void bound(double &l, double &b, double &r, double &t) const;
/// Adjusts the bounding box to fit the contour border's mitered corners.
void boundMiters(double &l, double &b, double &r, double &t, double border, double miterLimit, int polarity) const;
/// Computes the winding of the contour. Returns 1 if positive, -1 if negative.
int winding() const;
/// Reverses the sequence of edges on the contour.
void reverse();
};
}
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