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35 lines
1012 B
C++
35 lines
1012 B
C++
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#pragma once
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#include <vector>
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#include "EdgeHolder.h"
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namespace msdfgen {
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/// A single closed contour of a shape.
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class Contour {
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public:
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/// The sequence of edges that make up the contour.
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std::vector<EdgeHolder> edges;
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/// Adds an edge to the contour.
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void addEdge(const EdgeHolder &edge);
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#ifdef MSDFGEN_USE_CPP11
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void addEdge(EdgeHolder &&edge);
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#endif
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/// Creates a new edge in the contour and returns its reference.
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EdgeHolder &addEdge();
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/// Adjusts the bounding box to fit the contour.
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void bound(double &xMin, double &yMin, double &xMax, double &yMax) const;
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/// Adjusts the bounding box to fit the contour border's mitered corners.
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void boundMiters(double &xMin, double &yMin, double &xMax, double &yMax, double border, double miterLimit, int polarity) const;
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/// Computes the winding of the contour. Returns 1 if positive, -1 if negative.
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int winding() const;
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/// Reverses the sequence of edges on the contour.
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void reverse();
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};
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}
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