QSize Class Reference

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Detailed Description

Definition at line 53 of file qsize.h.

#include <qsize.h>

List of all members.

Public Member Functions
	QSize ()
	QSize (int w, int h)
bool	isNull () const
bool	isEmpty () const
bool	isValid () const
int	width () const
int	height () const
void	setWidth (int w)
void	setHeight (int h)
void	transpose ()
void	scale (int w, int h, Qt::AspectRatioMode mode)
void	scale (const QSize &s, Qt::AspectRatioMode mode)
QSize	expandedTo (const QSize &) const
QSize	boundedTo (const QSize &) const
int &	rwidth ()
int &	rheight ()
QSize &	operator+= (const QSize &)
QSize &	operator-= (const QSize &)
QSize &	operator*= (qreal c)
QSize &	operator/= (qreal c)
Friends
bool	operator== (const QSize &, const QSize &)
bool	operator!= (const QSize &, const QSize &)
const QSize	operator+ (const QSize &, const QSize &)
const QSize	operator- (const QSize &, const QSize &)
const QSize	operator* (const QSize &, qreal)
const QSize	operator* (qreal, const QSize &)
const QSize	operator/ (const QSize &, qreal)

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Constructor & Destructor Documentation

QSize

(

)

[inline]

Definition at line 111 of file qsize.h.

{ wd = ht = -1; }

QSize	(	int	w,
		int	h
	)		[inline]

Definition at line 114 of file qsize.h.

{ wd = w; ht = h; }

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Member Function Documentation

bool isNull

(

)

const [inline]

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Definition at line 117 of file qsize.h.

{ return wd==0 && ht==0; }

bool isEmpty

(

)

const [inline]

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Definition at line 120 of file qsize.h.

{ return wd<1 || ht<1; }

bool isValid

(

)

const [inline]

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Definition at line 123 of file qsize.h.

{ return wd>=0 && ht>=0; }

int width

(

)

const [inline]

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Examples:

MeshDisplace/displacer.cpp.

Definition at line 126 of file qsize.h.

{ return wd; }

int height

(

)

const [inline]

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Examples:

MeshDisplace/displacer.cpp.

Definition at line 129 of file qsize.h.

{ return ht; }

void setWidth

(

int

w

)

[inline]

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Definition at line 132 of file qsize.h.

{ wd = w; }

void setHeight

(

int

h

)

[inline]

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Definition at line 135 of file qsize.h.

{ ht = h; }

void transpose

(

)

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void scale	(	int	w,
		int	h,
		Qt::AspectRatioMode	mode
	)		[inline]

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Definition at line 138 of file qsize.h.

{ scale(QSize(w, h), mode); }

void scale	(	const QSize &	s,
		Qt::AspectRatioMode	mode
	)

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QSize expandedTo

(

const QSize &

otherSize

)

const [inline]

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Definition at line 187 of file qsize.h.

{
    return QSize(qMax(wd,otherSize.wd), qMax(ht,otherSize.ht));
}

QSize boundedTo

(

const QSize &

otherSize

)

const [inline]

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Definition at line 192 of file qsize.h.

{
    return QSize(qMin(wd,otherSize.wd), qMin(ht,otherSize.ht));
}

int & rwidth

(

)

[inline]

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Definition at line 141 of file qsize.h.

{ return wd; }

int & rheight

(

)

[inline]

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Definition at line 144 of file qsize.h.

{ return ht; }

QSize & operator+=

(

const QSize &

s

)

[inline]

Definition at line 147 of file qsize.h.

{ wd+=s.wd; ht+=s.ht; return *this; }

QSize & operator-=

(

const QSize &

s

)

[inline]

Definition at line 150 of file qsize.h.

{ wd-=s.wd; ht-=s.ht; return *this; }

QSize & operator*=

(

qreal

c

)

[inline]

Definition at line 153 of file qsize.h.

{ wd = qRound(wd*c); ht = qRound(ht*c); return *this; }

QSize & operator/=

(

qreal

c

)

[inline]

Definition at line 174 of file qsize.h.

{
    Q_ASSERT(!qFuzzyIsNull(c));
    wd = qRound(wd/c); ht = qRound(ht/c);
    return *this;
}

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Friends And Related Function Documentation

bool operator==	(	const QSize &	s1,
		const QSize &	s2
	)		[friend]

Definition at line 156 of file qsize.h.

{ return s1.wd == s2.wd && s1.ht == s2.ht; }

bool operator!=	(	const QSize &	s1,
		const QSize &	s2
	)		[friend]

Definition at line 159 of file qsize.h.

{ return s1.wd != s2.wd || s1.ht != s2.ht; }

const QSize operator+	(	const QSize &	s1,
		const QSize &	s2
	)		[friend]

Definition at line 162 of file qsize.h.

{ return QSize(s1.wd+s2.wd, s1.ht+s2.ht); }

const QSize operator-	(	const QSize &	s1,
		const QSize &	s2
	)		[friend]

Definition at line 165 of file qsize.h.

{ return QSize(s1.wd-s2.wd, s1.ht-s2.ht); }

const QSize operator*	(	const QSize &	s,
		qreal	c
	)		[friend]

Definition at line 168 of file qsize.h.

{ return QSize(qRound(s.wd*c), qRound(s.ht*c)); }

const QSize operator*	(	qreal	c,
		const QSize &	s
	)		[friend]

Definition at line 171 of file qsize.h.

{ return QSize(qRound(s.wd*c), qRound(s.ht*c)); }

const QSize operator/	(	const QSize &	s,
		qreal	c
	)		[friend]

Definition at line 181 of file qsize.h.

{
    Q_ASSERT(!qFuzzyIsNull(c));
    return QSize(qRound(s.wd/c), qRound(s.ht/c));
}

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The documentation for this class was generated from the following file:

• QtCore/qsize.h