100 lines
2.4 KiB
C++
100 lines
2.4 KiB
C++
#ifndef slic3r_Line_hpp_
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#define slic3r_Line_hpp_
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#include "libslic3r.h"
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#include "Point.hpp"
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namespace Slic3r {
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class Line;
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class Linef3;
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class Polyline;
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class ThickLine;
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typedef std::vector<Line> Lines;
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typedef std::vector<ThickLine> ThickLines;
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class Line
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{
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public:
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Point a;
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Point b;
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Line() {};
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explicit Line(Point _a, Point _b): a(_a), b(_b) {};
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std::string wkt() const;
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operator Lines() const;
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operator Polyline() const;
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void scale(double factor);
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void translate(double x, double y);
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void rotate(double angle, const Point ¢er);
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void reverse();
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double length() const;
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Point midpoint() const;
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void point_at(double distance, Point* point) const;
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Point point_at(double distance) const;
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bool intersection_infinite(const Line &other, Point* point) const;
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bool coincides_with(const Line &line) const;
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double distance_to(const Point &point) const;
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bool parallel_to(double angle) const;
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bool parallel_to(const Line &line) const;
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double atan2_() const;
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double orientation() const;
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double direction() const;
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Vector vector() const;
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Vector normal() const;
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void extend_end(double distance);
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void extend_start(double distance);
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bool intersection(const Line& line, Point* intersection) const;
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double ccw(const Point& point) const;
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};
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class ThickLine : public Line
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{
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public:
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coordf_t a_width, b_width;
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ThickLine() : a_width(0), b_width(0) {};
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ThickLine(Point _a, Point _b) : Line(_a, _b), a_width(0), b_width(0) {};
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};
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class Linef
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{
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public:
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Pointf a;
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Pointf b;
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Linef() {};
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explicit Linef(Pointf _a, Pointf _b): a(_a), b(_b) {};
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};
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class Linef3
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{
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public:
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Pointf3 a;
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Pointf3 b;
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Linef3() {};
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explicit Linef3(Pointf3 _a, Pointf3 _b): a(_a), b(_b) {};
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Pointf3 intersect_plane(double z) const;
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void scale(double factor);
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};
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} // namespace Slic3r
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// start Boost
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#include <boost/polygon/polygon.hpp>
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namespace boost { namespace polygon {
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template <>
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struct geometry_concept<Slic3r::Line> { typedef segment_concept type; };
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template <>
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struct segment_traits<Slic3r::Line> {
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typedef coord_t coordinate_type;
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typedef Slic3r::Point point_type;
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static inline point_type get(const Slic3r::Line& line, direction_1d dir) {
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return dir.to_int() ? line.b : line.a;
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}
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};
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} }
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// end Boost
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#endif
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