QSpanData Struct Reference

#include <qdrawhelper_p.h>

Collaboration diagram for QSpanData:

Public Types
enum	Type {   None , Solid , LinearGradient , RadialGradient ,   ConicalGradient , Texture }

Public Member Functions
	QSpanData ()
	~QSpanData ()
void	init (QRasterBuffer *rb, const QRasterPaintEngine *pe)
void	setup (const QBrush &brush, int alpha, QPainter::CompositionMode compositionMode, bool isCosmetic)
void	setupMatrix (const QTransform &matrix, int bilinear)
void	initTexture (const QImage *image, int alpha, QTextureData::Type=QTextureData::Plain, const QRect &sourceRect=QRect())
void	adjustSpanMethods ()

Public Attributes
QRasterBuffer *	rasterBuffer
ProcessSpans	blend
ProcessSpans	unclipped_blend
BitmapBlitFunc	bitmapBlit
AlphamapBlitFunc	alphamapBlit
AlphaRGBBlitFunc	alphaRGBBlit
RectFillFunc	fillRect
qreal	m11
qreal	m12
qreal	m13
qreal	m21
qreal	m22
qreal	m23
qreal	m33
qreal	dx
qreal	dy
const QClipData *	clip
enum QSpanData::Type	type
signed int	txop: 8
uint	fast_matrix: 1
bool	bilinear
QImage *	tempImage
QColor	solidColor
union {
QGradientData   gradient
QTextureData   texture
};
std::shared_ptr< const void >	cachedGradient

Detailed Description

Definition at line 302 of file qdrawhelper_p.h.

Member Enumeration Documentation

Type

enum QSpanData::Type

Enumerator
None
Solid
LinearGradient
RadialGradient
ConicalGradient
Texture

Definition at line 316 of file qdrawhelper_p.h.

Constructor & Destructor Documentation

QSpanData()

QSpanData::QSpanData ( )

inline

Definition at line 304 of file qdrawhelper_p.h.

~QSpanData()

QSpanData::~QSpanData ( )

inline

Definition at line 305 of file qdrawhelper_p.h.

References tempImage.

Member Function Documentation

adjustSpanMethods()

void QSpanData::adjustSpanMethods

(

)

Definition at line 4600 of file qpaintengine_raster.cpp.

References DrawHelper::alphamapBlit, alphamapBlit, DrawHelper::alphaRGBBlit, alphaRGBBlit, DrawHelper::bitmapBlit, bitmapBlit, blend, DrawHelper::blendColor, clip, QClipData::clipRect, ConicalGradient, DrawHelper::fillRect, fillRect, QRasterBuffer::format, QClipData::hasRectClip, QRect::isEmpty(), LinearGradient, None, nullptr, qBlendGradient(), qBlendTexture(), qDrawHelper, qt_span_fill_clipped(), qt_span_fill_clipRect(), RadialGradient, rasterBuffer, Solid, Texture, and unclipped_blend.

Referenced by initTexture(), setup(), setupMatrix(), and QRasterPaintEnginePrivate::updateMatrixData().

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init()

void QSpanData::init	(	QRasterBuffer *	rb,
		const QRasterPaintEngine *	pe
	)

Definition at line 4457 of file qpaintengine_raster.cpp.

References None.

initTexture()

void QSpanData::initTexture	(	const QImage *	image,
		int	alpha,
		QTextureData::Type	_type = QTextureData::Plain,
		const QRect &	sourceRect = QRect()
	)

Definition at line 4678 of file qpaintengine_raster.cpp.

References adjustSpanMethods(), d, data_ptr(), QImage::Format_Indexed8, QImage::Format_Invalid, QRect::height(), QRect::isNull(), qMin(), QRect::width(), QRect::x(), and QRect::y().

Referenced by setup().

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setup()

void QSpanData::setup	(	const QBrush &	brush,
		int	alpha,
		QPainter::CompositionMode	compositionMode,
		bool	isCosmetic
	)

Definition at line 4470 of file qpaintengine_raster.cpp.

References adjustSpanMethods(), QGradientData::alphaColor, QColor::alphaF(), QConicalGradientData::angle, Qt::BDiagPattern, cachedGradient, QRadialGradientData::center, QConicalGradientData::center, QRasterBuffer::colorizeBitmap(), QGradientData::colorTable32, QPainter::CompositionMode_SourceOver, QGradientData::conical, ConicalGradient, Qt::ConicalGradientPattern, Qt::CrossPattern, Qt::Dense1Pattern, Qt::Dense2Pattern, Qt::Dense3Pattern, Qt::Dense4Pattern, Qt::Dense5Pattern, Qt::Dense6Pattern, Qt::Dense7Pattern, Qt::DiagCrossPattern, QLinearGradientData::end, Qt::FDiagPattern, QRadialGradientData::focal, gradient, Qt::HorPattern, initTexture(), QGradientData::linear, LinearGradient, Qt::LinearGradientPattern, Qt::NoBrush, None, QLinearGradientData::origin, QTextureData::Pattern, qbrush_color(), qbrush_style(), qDegreesToRadians(), qHasPixmapTexture(), qPremultiplyWithExtraAlpha(), qt_imageForBrush(), QGradientData::radial, RadialGradient, Qt::RadialGradientPattern, QRadialGradientData::radius, rasterBuffer, QImage::rect(), QGradient::RepeatSpread, Solid, solidColor, Qt::SolidPattern, QGradientData::spread, tempImage, Texture, Qt::TexturePattern, QTextureData::Tiled, Qt::VerPattern, QPointF::x(), QLinearGradientData::x, QRadialGradientData::x, QConicalGradientData::x, QPointF::y(), QLinearGradientData::y, QRadialGradientData::y, and QConicalGradientData::y.

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setupMatrix()

void QSpanData::setupMatrix	(	const QTransform &	matrix,
		int	bilinear
	)

Definition at line 4645 of file qpaintengine_raster.cpp.

References adjustSpanMethods(), bilinear, dx, QTransform::dx(), dy, QTransform::dy(), fast_matrix, QTransform::isAffine(), m11, QTransform::m11(), m12, QTransform::m12(), m13, QTransform::m13(), m21, QTransform::m21(), m22, QTransform::m22(), m23, QTransform::m23(), m33, QTransform::m33(), qAbs(), QTransform::translate(), txop, and QTransform::type().

Referenced by QRasterPaintEnginePrivate::updateMatrixData().

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Member Data Documentation

[union]

union { ... } QSpanData

alphamapBlit

AlphamapBlitFunc QSpanData::alphamapBlit

Definition at line 311 of file qdrawhelper_p.h.

Referenced by adjustSpanMethods().

alphaRGBBlit

AlphaRGBBlitFunc QSpanData::alphaRGBBlit

Definition at line 312 of file qdrawhelper_p.h.

Referenced by adjustSpanMethods().

bilinear

bool QSpanData::bilinear

Definition at line 326 of file qdrawhelper_p.h.

Referenced by setupMatrix(), and QRasterPaintEnginePrivate::updateMatrixData().

bitmapBlit

BitmapBlitFunc QSpanData::bitmapBlit

Definition at line 310 of file qdrawhelper_p.h.

Referenced by adjustSpanMethods().

blend

ProcessSpans QSpanData::blend

Definition at line 308 of file qdrawhelper_p.h.

Referenced by adjustSpanMethods(), QRasterPaintEngine::fillPath(), qt_span_fill_clipped(), and qt_span_fill_clipRect().

cachedGradient

std::shared_ptr<const void> QSpanData::cachedGradient

Definition at line 333 of file qdrawhelper_p.h.

Referenced by setup().

clip

const QClipData* QSpanData::clip

Definition at line 315 of file qdrawhelper_p.h.

Referenced by adjustSpanMethods(), qt_span_fill_clipped(), and qt_span_fill_clipRect().

dx

qreal QSpanData::dx

Definition at line 314 of file qdrawhelper_p.h.

Referenced by setupMatrix(), and QRasterPaintEnginePrivate::updateMatrixData().

dy

qreal QSpanData::dy

Definition at line 314 of file qdrawhelper_p.h.

Referenced by setupMatrix(), and QRasterPaintEnginePrivate::updateMatrixData().

fast_matrix

uint QSpanData::fast_matrix

Definition at line 325 of file qdrawhelper_p.h.

Referenced by setupMatrix(), and QRasterPaintEnginePrivate::updateMatrixData().

fillRect

RectFillFunc QSpanData::fillRect

Definition at line 313 of file qdrawhelper_p.h.

Referenced by adjustSpanMethods().

gradient

QGradientData QSpanData::gradient

Definition at line 330 of file qdrawhelper_p.h.

Referenced by setup().

m11

qreal QSpanData::m11

Definition at line 314 of file qdrawhelper_p.h.

Referenced by setupMatrix(), and QRasterPaintEnginePrivate::updateMatrixData().

m12

qreal QSpanData::m12

Definition at line 314 of file qdrawhelper_p.h.

Referenced by setupMatrix(), and QRasterPaintEnginePrivate::updateMatrixData().

m13

qreal QSpanData::m13

Definition at line 314 of file qdrawhelper_p.h.

Referenced by setupMatrix(), and QRasterPaintEnginePrivate::updateMatrixData().

m21

qreal QSpanData::m21

Definition at line 314 of file qdrawhelper_p.h.

Referenced by setupMatrix(), and QRasterPaintEnginePrivate::updateMatrixData().

m22

qreal QSpanData::m22

Definition at line 314 of file qdrawhelper_p.h.

Referenced by setupMatrix(), and QRasterPaintEnginePrivate::updateMatrixData().

m23

qreal QSpanData::m23

Definition at line 314 of file qdrawhelper_p.h.

Referenced by setupMatrix(), and QRasterPaintEnginePrivate::updateMatrixData().

m33

qreal QSpanData::m33

Definition at line 314 of file qdrawhelper_p.h.

Referenced by setupMatrix(), and QRasterPaintEnginePrivate::updateMatrixData().

rasterBuffer

QRasterBuffer* QSpanData::rasterBuffer

Definition at line 307 of file qdrawhelper_p.h.

Referenced by adjustSpanMethods(), blend_tiled_rgb565(), blend_untransformed_rgb565(), and setup().

solidColor

QColor QSpanData::solidColor

Definition at line 328 of file qdrawhelper_p.h.

Referenced by setup().

tempImage

QImage* QSpanData::tempImage

Definition at line 327 of file qdrawhelper_p.h.

Referenced by QRasterPaintEngineState::QRasterPaintEngineState(), ~QSpanData(), and setup().

texture

QTextureData QSpanData::texture

Definition at line 331 of file qdrawhelper_p.h.

txop

signed int QSpanData::txop

Definition at line 324 of file qdrawhelper_p.h.

Referenced by qBlendGradient(), setupMatrix(), and QRasterPaintEnginePrivate::updateMatrixData().

type

enum QSpanData::Type QSpanData::type

unclipped_blend

ProcessSpans QSpanData::unclipped_blend

Definition at line 309 of file qdrawhelper_p.h.

Referenced by adjustSpanMethods(), qt_span_fill_clipped(), and qt_span_fill_clipRect().

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

• qtbase/src/gui/painting/qdrawhelper_p.h
• qtbase/src/gui/painting/qpaintengine_raster.cpp