Detailed Description

Definition at line 66 of file qgraphicseffect.h.

#include <qgraphicseffect.h>

Inheritance diagram for QGraphicsEffect:

[legend]

Public Types
enum	ChangeFlag { SourceAttached = 0x1, SourceDetached = 0x2, SourceBoundingRectChanged = 0x4, SourceInvalidated = 0x8 }
enum	PixmapPadMode { NoPad, PadToTransparentBorder, PadToEffectiveBoundingRect }
Public Slots
void	setEnabled (bool enable)
void	update ()
Signals
void	enabledChanged (bool enabled)
Public Member Functions
	QGraphicsEffect (QObject *parent=0)
virtual	~QGraphicsEffect ()
virtual QRectF	boundingRectFor (const QRectF &sourceRect) const
QRectF	boundingRect () const
bool	isEnabled () const
QGraphicsEffectSource *	source () const
Protected Member Functions
	QGraphicsEffect (QGraphicsEffectPrivate &d, QObject *parent=0)
virtual void	draw (QPainter *painter)=0
virtual void	sourceChanged (ChangeFlags flags)
void	updateBoundingRect ()
bool	sourceIsPixmap () const
QRectF	sourceBoundingRect (Qt::CoordinateSystem system=Qt::LogicalCoordinates) const
void	drawSource (QPainter *painter)
QPixmap	sourcePixmap (Qt::CoordinateSystem system=Qt::LogicalCoordinates, QPoint *offset=0, PixmapPadMode mode=PadToEffectiveBoundingRect) const
Properties
bool	enabled
Friends
class	QGraphicsItem
class	QGraphicsItemPrivate
class	QGraphicsScenePrivate
class	QWidget
class	QWidgetPrivate

Member Enumeration Documentation

enum ChangeFlag

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Enumerator:

SourceAttached	Search for all occurrences
SourceDetached	Search for all occurrences
SourceBoundingRectChanged	Search for all occurrences
SourceInvalidated	Search for all occurrences

Definition at line 72 of file qgraphicseffect.h.

                    {
        SourceAttached = 0x1,
        SourceDetached = 0x2,
        SourceBoundingRectChanged = 0x4,
        SourceInvalidated = 0x8
    };

enum PixmapPadMode

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Enumerator:

NoPad	Search for all occurrences
PadToTransparentBorder	Search for all occurrences
PadToEffectiveBoundingRect	Search for all occurrences

Definition at line 80 of file qgraphicseffect.h.

                       {
        NoPad,
        PadToTransparentBorder,
        PadToEffectiveBoundingRect
    };

Constructor & Destructor Documentation

QGraphicsEffect ( QObject * parent = 0 )

virtual ~QGraphicsEffect ( ) [virtual]

QGraphicsEffect	(	QGraphicsEffectPrivate &	d,
		QObject *	parent = `0`
	)		`[protected]`

Member Function Documentation

virtual QRectF boundingRectFor ( const QRectF & sourceRect ) const [virtual]

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Reimplemented in QGraphicsBlurEffect, and QGraphicsDropShadowEffect.

QRectF boundingRect ( ) const

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bool isEnabled ( ) const

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void setEnabled ( bool enable ) [slot]

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void update ( ) [slot]

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void enabledChanged ( bool enabled ) [signal]

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virtual void draw ( QPainter * painter ) [protected, pure virtual]

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Implemented in QGraphicsColorizeEffect, QGraphicsBlurEffect, QGraphicsDropShadowEffect, and QGraphicsOpacityEffect.

virtual void sourceChanged ( ChangeFlags flags ) [protected, virtual]

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void updateBoundingRect ( ) [protected]

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bool sourceIsPixmap ( ) const [protected]

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QRectF sourceBoundingRect ( Qt::CoordinateSystem system = Qt::LogicalCoordinates ) const [protected]

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void drawSource ( QPainter * painter ) [protected]

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QPixmap sourcePixmap	(	Qt::CoordinateSystem	system = `Qt::LogicalCoordinates`,
		QPoint *	offset = `0`,
		PixmapPadMode	mode = `PadToEffectiveBoundingRect`
	)		const `[protected]`