SFCGAL::detail::Interval Class Reference

Represents an interval. More...

#include <Interval.h>

Public Member Functions
	Interval ()
	default constructor (empty interval) More...
	Interval (const double &value)
	collapsed interval constructor More...
	Interval (const double &v1, const double &v2)
	constructor with two values More...
	Interval (const Interval &other)
	copy constructor More...
Interval &	operator= (const Interval &other)
	assign operator More...
bool	isEmpty () const
	indicates if the interval is empty More...
const double &	lower () const
	returns the lower value More...
const double &	upper () const
	returns the upper value More...
double	width () const
	returns the with of the interval More...
void	expandBy (const double &d)
	expand the interval More...
void	expandToInclude (const Interval &other)
	expand the interval to include an other interval. More...
void	expandToInclude (const double &value)
	expand the interval to include a value More...
bool	intersects (const Interval &other) const
	test if this intersects other More...
bool	operator== (const Interval &other) const
	compare two intervals More...
bool	operator!= (const Interval &other) const
	compare two intervals More...

Detailed Description

Represents an interval.

Constructor & Destructor Documentation

SFCGAL::detail::Interval::Interval

(

)

default constructor (empty interval)

SFCGAL::detail::Interval::Interval

(

const double &

value

)

collapsed interval constructor

SFCGAL::detail::Interval::Interval	(	const double &	v1,
		const double &	v2
	)

constructor with two values

SFCGAL::detail::Interval::Interval ( const Interval &  other )

default

copy constructor

Member Function Documentation

void SFCGAL::detail::Interval::expandBy

(

const double &

d

)

expand the interval

Warning

no effect if isEmpty()

void SFCGAL::detail::Interval::expandToInclude

(

const Interval &

other

)

expand the interval to include an other interval.

Warning

no effect if other.isEmpty()

void SFCGAL::detail::Interval::expandToInclude

(

const double &

value

)

expand the interval to include a value

Warning

no effect if value is NaN

auto SFCGAL::detail::Interval::intersects

(

const Interval &

other

)

const

test if this intersects other

auto SFCGAL::detail::Interval::isEmpty

(

)

const

indicates if the interval is empty

const double& SFCGAL::detail::Interval::lower ( ) const

inline

returns the lower value

auto SFCGAL::detail::Interval::operator!=

(

const Interval &

other

)

const

compare two intervals

Warning

false for empty intervals

auto SFCGAL::detail::Interval::operator= ( const Interval &  other )

default

assign operator

auto SFCGAL::detail::Interval::operator==

(

const Interval &

other

)

const

compare two intervals

Warning

true for empty intervals

const double& SFCGAL::detail::Interval::upper ( ) const

inline

returns the upper value

double SFCGAL::detail::Interval::width ( ) const

inline

returns the with of the interval