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QGraphicsGrayscaleEffect Class Reference
[QtGui module]

The QGraphicsGrayscaleEffect class provides a grayscale effect. More...

 #include <QGraphicsGrayscaleEffect>

Inherits QGraphicsEffect.

This class was introduced in Qt 4.6.

• List of all members, including inherited members

Public Functions

• 4 public functions inherited from QGraphicsEffect
• 29 public functions inherited from QObject

Reimplemented Protected Functions

• 3 protected functions inherited from QGraphicsEffect
• 7 protected functions inherited from QObject

Additional Inherited Members

• 1 property inherited from QGraphicsEffect
• 1 property inherited from QObject
• 2 public slots inherited from QGraphicsEffect
• 1 public slot inherited from QObject
• 1 signal inherited from QGraphicsEffect
• 1 signal inherited from QObject
• 5 static public members inherited from QObject
• 3 protected functions inherited from QGraphicsEffect
• 7 protected functions inherited from QObject

Detailed Description

The QGraphicsGrayscaleEffect class provides a grayscale effect.

A grayscale effect renders the source in shades of gray.

See also QGraphicsDropShadowEffect, QGraphicsBlurEffect, QGraphicsPixelizeEffect, QGraphicsColorizeEffect, and QGraphicsOpacityEffect.

Member Function Documentation

QGraphicsGrayscaleEffect::QGraphicsGrayscaleEffect ( QObject * parent = 0 )

Constructs a new QGraphicsGrayscale instance. The parent parameter is passed to QGraphicsEffect's constructor.

QGraphicsGrayscaleEffect::~QGraphicsGrayscaleEffect ()

Destroys the effect.

void QGraphicsGrayscaleEffect::draw ( QPainter * painter, QGraphicsEffectSource * source )   [virtual protected]

Reimplemented from QGraphicsEffect::draw().