CGAL 6.1.2 - 2D Arrangements: CGAL::Arr_segment_traits_2< Kernel >::X_monotone_curve_2 Class Reference

CGAL 6.1.2 - 2D Arrangements

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CGAL::Arr_segment_traits_2< Kernel >::X_monotone_curve_2 Class Reference

`#include <CGAL/Arr_segment_traits_2.h>`

## Definition

template<typename Kernel>
class CGAL::Arr_segment_traits_2< Kernel >::X_monotone_curve_2

The `X_monotone_curve_2` class nested within the traits class is used to represent segments.

## Creation
| X_monotone_curve_2 ()
| constructs default.

## Access Functions
const Point_2 & | left () const
| obtains the (lexicographically) left endpoint.
const Point_2 & | right () const
| obtains the (lexicographically) right endpoint.
const Line_2 & | line () const
| obtains the supporting line.
bool | is_vertical () const
| determines whether the curve is vertical.
bool | is_directed_right () const
| determines whether the curve is directed lexicographic from left to right