CGAL::Envelope_diagram_2< EnvTraits >::Face Class Reference

#include <CGAL/envelope_3.h>

Inherits CGAL::Arrangement_2< class, class >::Face.

Access Functions
size_t	number_of_surfaces () const
	returns the number of \( xy\)-monotone surfaces that induce the face. More...
Surface_const_iterator	surfaces_begin () const
	returns an iterator for the first \( xy\)-monotone surface that induces the face. More...
Surface_const_iterator	surfaces_end () const
	returns a past-the-end iterator for the \( xy\)-monotone surfaces that induce the face. More...
Xy_monotone_surface_3	surface () const
	returns the first \( xy\)-monotone surface that induce the face. More...

Additional Inherited Members
Public Member Functions inherited from CGAL::Arrangement_2< class, class >::Face
	Face ()
bool	is_fictitious () const
bool	is_unbounded () const
bool	has_outer_ccb () const
Ccb_halfedge_circulator	outer_ccb ()
Hole_iterator	holes_begin ()
Hole_iterator	holes_end ()
Isolated_vertex_iterator	isolated_vertices_begin ()
Isolated_vertex_iterator	isolated_vertices_end ()

Member Function Documentation

number_of_surfaces()

template<typename EnvTraits >

size_t CGAL::Envelope_diagram_2< EnvTraits >::Face::number_of_surfaces

(

)

const

returns the number of \( xy\)-monotone surfaces that induce the face.

surface()

template<typename EnvTraits >

Xy_monotone_surface_3 CGAL::Envelope_diagram_2< EnvTraits >::Face::surface

(

)

const

returns the first \( xy\)-monotone surface that induce the face.

Precondition

The number of surfaces is not 0.

surfaces_begin()

template<typename EnvTraits >

Surface_const_iterator CGAL::Envelope_diagram_2< EnvTraits >::Face::surfaces_begin

(

)

const

returns an iterator for the first \( xy\)-monotone surface that induces the face.

surfaces_end()

template<typename EnvTraits >

Surface_const_iterator CGAL::Envelope_diagram_2< EnvTraits >::Face::surfaces_end

(

)

const

returns a past-the-end iterator for the \( xy\)-monotone surfaces that induce the face.