#include <region.h>

Public Types
enum	{ OP_INTERSECT = 0 , OP_SUBTRACT = 1 , OP_UNION = 3 }

Public Member Functions
	gRegion (const eRect &rect)

	gRegion ()

virtual	~gRegion ()

gRegion	operator& (const gRegion &r2) const

gRegion	operator- (const gRegion &r2) const

gRegion	operator\| (const gRegion &r2) const

gRegion &	operator&= (const gRegion &r2)

gRegion &	operator-= (const gRegion &r2)

gRegion &	operator\|= (const gRegion &r2)

void	intersect (const gRegion &r1, const gRegion &r2)

void	subtract (const gRegion &r1, const gRegion &r2)

void	merge (const gRegion &r1, const gRegion &r2)

void	moveBy (ePoint offset)

bool	empty () const

bool	valid () const

void	scale (int x_n, int x_d, int y_n, int y_d)

Static Public Member Functions
static gRegion	invalidRegion ()

Public Attributes
std::vector< eRect >	rects

eRect	extends

Friends
bool	operator== (const gRegion &, const gRegion &)

bool	operator!= (const gRegion &, const gRegion &)

Member Enumeration Documentation

◆ anonymous enum

anonymous enum

Enumerator
OP_INTERSECT
OP_SUBTRACT
OP_UNION

Constructor & Destructor Documentation

◆ gRegion() [1/2]

gRegion::gRegion ( const eRect & rect )

◆ gRegion() [2/2]

gRegion::gRegion ( )

◆ ~gRegion()

gRegion::~gRegion ( )

virtual

Member Function Documentation

◆ empty()

bool gRegion::empty ( ) const

inline

◆ intersect()

void gRegion::intersect	(	const gRegion &	r1,
		const gRegion &	r2
	)

◆ invalidRegion()

static gRegion gRegion::invalidRegion ( )

inlinestatic

◆ merge()

void gRegion::merge	(	const gRegion &	r1,
		const gRegion &	r2
	)

◆ moveBy()

void gRegion::moveBy ( ePoint offset )

◆ operator&()

gRegion gRegion::operator& ( const gRegion & r2 ) const

◆ operator&=()

gRegion & gRegion::operator&= ( const gRegion & r2 )

◆ operator-()

gRegion gRegion::operator- ( const gRegion & r2 ) const

◆ operator-=()

gRegion & gRegion::operator-= ( const gRegion & r2 )

◆ operator|()

gRegion gRegion::operator| ( const gRegion & r2 ) const

◆ operator|=()

gRegion & gRegion::operator|= ( const gRegion & r2 )

◆ scale()

void gRegion::scale	(	int	x_n,
		int	x_d,
		int	y_n,
		int	y_d
	)

◆ subtract()

void gRegion::subtract	(	const gRegion &	r1,
		const gRegion &	r2
	)

◆ valid()

bool gRegion::valid ( ) const

inline

Friends And Related Function Documentation

◆ operator!=

bool operator!=	(	const gRegion &	,
		const gRegion &
	)

friend

◆ operator==

bool operator==	(	const gRegion &	,
		const gRegion &
	)