QAlphaPaintEnginePrivate Class Reference

#include <qpaintengine_alpha_p.h>

Inheritance diagram for QAlphaPaintEnginePrivate:

Collaboration diagram for QAlphaPaintEnginePrivate:

Public Member Functions
	QAlphaPaintEnginePrivate ()
	~QAlphaPaintEnginePrivate ()
void	addAlphaRect (const QRectF &rect)
void	addDirtyRect (const QRectF &rect)
bool	canSeeTroughBackground (bool somethingInRectHasAlpha, const QRectF &rect) const
QRectF	addPenWidth (const QPainterPath &path)
void	drawAlphaImage (const QRectF &rect)
QRect	toRect (const QRectF &rect) const
bool	fullyContained (const QRectF &rect) const
void	resetState (QPainter *p)
Public Member Functions inherited from QPaintEnginePrivate
	QPaintEnginePrivate ()
virtual	~QPaintEnginePrivate ()
void	updateSystemClip ()
void	setSystemTransform (const QTransform &xform)
void	setSystemViewport (const QRegion &region)
void	setSystemTransformAndViewport (const QTransform &xform, const QRegion &region)
virtual void	systemStateChanged ()
void	drawBoxTextItem (const QPointF &p, const QTextItemInt &ti)
virtual QPaintEngine *	aggregateEngine ()
virtual Qt::HANDLE	nativeHandle ()

Public Attributes
int	m_pass
QPicture *	m_pic
QPaintEngine *	m_picengine
QPainter *	m_picpainter
QPaintEngine::PaintEngineFeatures	m_savedcaps
QPaintDevice *	m_pdev
QRegion	m_alphargn
QRegion	m_cliprgn
QRegion	m_cachedDirtyRgn
int	m_numberOfCachedRects
QList< QRect >	m_dirtyRects
bool	m_hasalpha
bool	m_alphaPen
bool	m_alphaBrush
bool	m_alphaOpacity
bool	m_advancedPen
bool	m_advancedBrush
bool	m_complexTransform
bool	m_emulateProjectiveTransforms
bool	m_continueCall
QTransform	m_transform
QPen	m_pen
Public Attributes inherited from QPaintEnginePrivate
QPaintDevice *	pdev
QPaintEngine *	q_ptr
QRegion	baseSystemClip
QRegion	systemClip
QRect	systemRect
QRegion	systemViewport
QTransform	systemTransform
QPaintDevice *	currentClipDevice
uint	hasSystemTransform: 1
uint	hasSystemViewport: 1

Additional Inherited Members
Static Public Member Functions inherited from QPaintEnginePrivate
static QPaintEnginePrivate *	get (QPaintEngine *paintEngine)

Detailed Description

Definition at line 55 of file qpaintengine_alpha_p.h.

Constructor & Destructor Documentation

QAlphaPaintEnginePrivate()

QAlphaPaintEnginePrivate::QAlphaPaintEnginePrivate

(

)

Definition at line 349 of file qpaintengine_alpha.cpp.

~QAlphaPaintEnginePrivate()

QAlphaPaintEnginePrivate::~QAlphaPaintEnginePrivate

(

)

Definition at line 366 of file qpaintengine_alpha.cpp.

References m_pic, and m_picpainter.

Member Function Documentation

addAlphaRect()

void QAlphaPaintEnginePrivate::addAlphaRect

(

const QRectF &

rect

)

Definition at line 396 of file qpaintengine_alpha.cpp.

References m_alphargn, and rect.

addDirtyRect()

void QAlphaPaintEnginePrivate::addDirtyRect ( const QRectF &  rect )

inline

Definition at line 90 of file qpaintengine_alpha_p.h.

References QList< T >::append(), m_dirtyRects, and rect.

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addPenWidth()

QRectF QAlphaPaintEnginePrivate::addPenWidth

(

const QPainterPath &

path

)

Definition at line 372 of file qpaintengine_alpha.cpp.

References QPen::capStyle(), QPainterPath::controlPointRect(), QPainterPathStroker::createStroke(), QPen::isCosmetic(), QPen::joinStyle(), m_pen, m_transform, Qt::NoPen, QPainterPathStroker::setCapStyle(), QPainterPathStroker::setJoinStyle(), QPainterPathStroker::setWidth(), QPen::style(), and QPen::widthF().

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canSeeTroughBackground()

bool QAlphaPaintEnginePrivate::canSeeTroughBackground	(	bool	somethingInRectHasAlpha,
		const QRectF &	rect
	)		const

Definition at line 401 of file qpaintengine_alpha.cpp.

References QList< T >::constData(), QRegion::intersects(), m_cachedDirtyRgn, m_dirtyRects, m_numberOfCachedRects, rect, QRegion::setRects(), and QList< T >::size().

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drawAlphaImage()

void QAlphaPaintEnginePrivate::drawAlphaImage

(

const QRectF &

rect

)

Definition at line 413 of file qpaintengine_alpha.cpp.

References QPainter::drawPicture(), QPainter::end(), QImage::Format_RGB32, QPaintDevice::logicalDpiX(), QPaintDevice::logicalDpiY(), m_pdev, m_pic, qMax(), rect, QTransform::scale(), QPainter::setTransform(), and tileSize.

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fullyContained()

bool QAlphaPaintEnginePrivate::fullyContained

(

const QRectF &

rect

)

const

Definition at line 460 of file qpaintengine_alpha.cpp.

References QRegion::intersected(), m_cliprgn, and rect.

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resetState()

void QAlphaPaintEnginePrivate::resetState

(

QPainter *

p

)

Definition at line 466 of file qpaintengine_alpha.cpp.

References Qt::NoClip.

toRect()

QRect QAlphaPaintEnginePrivate::toRect

(

const QRectF &

rect

)

const

Member Data Documentation

m_advancedBrush

bool QAlphaPaintEnginePrivate::m_advancedBrush

Definition at line 81 of file qpaintengine_alpha_p.h.

m_advancedPen

bool QAlphaPaintEnginePrivate::m_advancedPen

Definition at line 80 of file qpaintengine_alpha_p.h.

m_alphaBrush

bool QAlphaPaintEnginePrivate::m_alphaBrush

Definition at line 78 of file qpaintengine_alpha_p.h.

m_alphaOpacity

bool QAlphaPaintEnginePrivate::m_alphaOpacity

Definition at line 79 of file qpaintengine_alpha_p.h.

m_alphaPen

bool QAlphaPaintEnginePrivate::m_alphaPen

Definition at line 77 of file qpaintengine_alpha_p.h.

m_alphargn

QRegion QAlphaPaintEnginePrivate::m_alphargn

Definition at line 70 of file qpaintengine_alpha_p.h.

Referenced by addAlphaRect().

m_cachedDirtyRgn

QRegion QAlphaPaintEnginePrivate::m_cachedDirtyRgn

mutable

Definition at line 72 of file qpaintengine_alpha_p.h.

Referenced by canSeeTroughBackground().

m_cliprgn

QRegion QAlphaPaintEnginePrivate::m_cliprgn

Definition at line 71 of file qpaintengine_alpha_p.h.

Referenced by fullyContained().

m_complexTransform

bool QAlphaPaintEnginePrivate::m_complexTransform

Definition at line 82 of file qpaintengine_alpha_p.h.

m_continueCall

bool QAlphaPaintEnginePrivate::m_continueCall

Definition at line 84 of file qpaintengine_alpha_p.h.

m_dirtyRects

QList<QRect> QAlphaPaintEnginePrivate::m_dirtyRects

Definition at line 74 of file qpaintengine_alpha_p.h.

Referenced by addDirtyRect(), and canSeeTroughBackground().

m_emulateProjectiveTransforms

bool QAlphaPaintEnginePrivate::m_emulateProjectiveTransforms

Definition at line 83 of file qpaintengine_alpha_p.h.

m_hasalpha

bool QAlphaPaintEnginePrivate::m_hasalpha

Definition at line 76 of file qpaintengine_alpha_p.h.

m_numberOfCachedRects

int QAlphaPaintEnginePrivate::m_numberOfCachedRects

mutable

Definition at line 73 of file qpaintengine_alpha_p.h.

Referenced by canSeeTroughBackground().

m_pass

int QAlphaPaintEnginePrivate::m_pass

Definition at line 62 of file qpaintengine_alpha_p.h.

m_pdev

QPaintDevice* QAlphaPaintEnginePrivate::m_pdev

Definition at line 68 of file qpaintengine_alpha_p.h.

Referenced by drawAlphaImage().

m_pen

QPen QAlphaPaintEnginePrivate::m_pen

Definition at line 87 of file qpaintengine_alpha_p.h.

Referenced by addPenWidth().

m_pic

QPicture* QAlphaPaintEnginePrivate::m_pic

Definition at line 63 of file qpaintengine_alpha_p.h.

Referenced by ~QAlphaPaintEnginePrivate(), and drawAlphaImage().

m_picengine

QPaintEngine* QAlphaPaintEnginePrivate::m_picengine

Definition at line 64 of file qpaintengine_alpha_p.h.

m_picpainter

QPainter* QAlphaPaintEnginePrivate::m_picpainter

Definition at line 65 of file qpaintengine_alpha_p.h.

Referenced by ~QAlphaPaintEnginePrivate().

m_savedcaps

QPaintEngine::PaintEngineFeatures QAlphaPaintEnginePrivate::m_savedcaps

Definition at line 67 of file qpaintengine_alpha_p.h.

m_transform

QTransform QAlphaPaintEnginePrivate::m_transform

Definition at line 86 of file qpaintengine_alpha_p.h.

Referenced by addPenWidth().

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

• qtbase/src/printsupport/kernel/qpaintengine_alpha_p.h
• qtbase/src/printsupport/kernel/qpaintengine_alpha.cpp