QPointF Class Reference

#include <qpoint.h>

Class Description

Definition at line 214 of file qpoint.h.

Public Member Functions
	QPointF ()
	QPointF (const QPoint &p)
	QPointF (qreal xpos, qreal ypos)
qreal	manhattanLength () const
bool	isNull () const
qreal	x () const
qreal	y () const
void	setX (qreal x)
void	setY (qreal y)
qreal &	rx ()
qreal &	ry ()
QPointF &	operator+= (const QPointF &p)
QPointF &	operator-= (const QPointF &p)
QPointF &	operator*= (qreal c)
QPointF &	operator/= (qreal c)
QPoint	toPoint () const

Friends
class	QMatrix
class	QTransform
bool	operator== (const QPointF &, const QPointF &)
bool	operator!= (const QPointF &, const QPointF &)
const QPointF	operator+ (const QPointF &, const QPointF &)
const QPointF	operator- (const QPointF &, const QPointF &)
const QPointF	operator* (qreal, const QPointF &)
const QPointF	operator* (const QPointF &, qreal)
const QPointF	operator- (const QPointF &)
const QPointF	operator/ (const QPointF &, qreal)

Constructor & Destructor Documentation

QPointF ( )

inline

Definition at line 271 of file qpoint.h.

: xp(0), yp(0) { }

QPointF ( const QPoint &  p )

inline

Definition at line 275 of file qpoint.h.

: xp(p.x()), yp(p.y()) { }

QPointF ( qreal  xpos, qreal  ypos  )

inline

Definition at line 273 of file qpoint.h.

: xp(xpos), yp(ypos) { }

Member Function Documentation

qreal manhattanLength

(

)

const

bool isNull ( ) const

inline

Definition at line 277 of file qpoint.h.

{
    return qIsNull(xp) && qIsNull(yp);
}

qreal x ( ) const

inline

Definition at line 282 of file qpoint.h.

{
    return xp;
}

qreal y ( ) const

inline

Definition at line 287 of file qpoint.h.

{
    return yp;
}

void setX ( qreal  x )

inline

Definition at line 292 of file qpoint.h.

{
    xp = xpos;
}

void setY ( qreal  y )

inline

Definition at line 297 of file qpoint.h.

{
    yp = ypos;
}

qreal & rx ( )

inline

Definition at line 302 of file qpoint.h.

{
    return xp;
}

qreal & ry ( )

inline

Definition at line 307 of file qpoint.h.

{
    return yp;
}

QPointF & operator+= ( const QPointF &  p )

inline

Definition at line 312 of file qpoint.h.

{
    xp+=p.xp;
    yp+=p.yp;
    return *this;
}

QPointF & operator-= ( const QPointF &  p )

inline

Definition at line 319 of file qpoint.h.

{
    xp-=p.xp; yp-=p.yp; return *this;
}

QPointF & operator*= ( qreal  c )

inline

Definition at line 324 of file qpoint.h.

{
    xp*=c; yp*=c; return *this;
}

QPointF & operator/= ( qreal  c )

inline

Definition at line 364 of file qpoint.h.

{
    xp/=c;
    yp/=c;
    return *this;
}

QPoint toPoint ( ) const

inline

Definition at line 376 of file qpoint.h.

{
    return QPoint(qRound(xp), qRound(yp));
}

Friends And Related Function Documentation

friend class QMatrix

friend

Definition at line 250 of file qpoint.h.

friend class QTransform

friend

Definition at line 251 of file qpoint.h.

bool operator== ( const QPointF &  p1, const QPointF &  p2  )

friend

Definition at line 329 of file qpoint.h.

{
    return qFuzzyIsNull(p1.xp - p2.xp) && qFuzzyIsNull(p1.yp - p2.yp);
}

bool operator!= ( const QPointF &  p1, const QPointF &  p2  )

friend

Definition at line 334 of file qpoint.h.

{
    return !qFuzzyIsNull(p1.xp - p2.xp) || !qFuzzyIsNull(p1.yp - p2.yp);
}

const QPointF operator+ ( const QPointF &  p1, const QPointF &  p2  )

friend

Definition at line 339 of file qpoint.h.

{
    return QPointF(p1.xp+p2.xp, p1.yp+p2.yp);
}

const QPointF operator- ( const QPointF &  p1, const QPointF &  p2  )

friend

Definition at line 344 of file qpoint.h.

{
    return QPointF(p1.xp-p2.xp, p1.yp-p2.yp);
}

const QPointF operator* ( qreal  c, const QPointF &  p  )

friend

Definition at line 354 of file qpoint.h.

{
    return QPointF(p.xp*c, p.yp*c);
}

const QPointF operator* ( const QPointF &  p, qreal  c  )

friend

Definition at line 349 of file qpoint.h.

{
    return QPointF(p.xp*c, p.yp*c);
}

const QPointF operator- ( const QPointF &  p )

friend

Definition at line 359 of file qpoint.h.

{
    return QPointF(-p.xp, -p.yp);
}

const QPointF operator/ ( const QPointF &  p, qreal  c  )

friend

Definition at line 371 of file qpoint.h.

{
    return QPointF(p.xp/c, p.yp/c);
}

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

• QtCore/qpoint.h