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 301 of file qdrawhelper_p.h.

Member Enumeration Documentation

Type

enum QSpanData::Type

Enumerator
None
Solid
LinearGradient
RadialGradient
ConicalGradient
Texture

Definition at line 315 of file qdrawhelper_p.h.

Constructor & Destructor Documentation

QSpanData()

QSpanData::QSpanData ( )

inline

Definition at line 303 of file qdrawhelper_p.h.

~QSpanData()

QSpanData::~QSpanData ( )

inline

Definition at line 304 of file qdrawhelper_p.h.

References tempImage.

Member Function Documentation

adjustSpanMethods()

void QSpanData::adjustSpanMethods

(

)

Definition at line 4603 of file qpaintengine_raster.cpp.

References alphamapBlit, alphaRGBBlit, bitmapBlit, blend, DrawHelper::blendColor, clip, QClipData::clipRect, ConicalGradient, 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(), and setupMatrix().

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init()

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

Definition at line 4460 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 4681 of file qpaintengine_raster.cpp.

References adjustSpanMethods(), d, data_ptr(), QImage::Format_Indexed8, QImage::Format_Invalid, QRect::height(), QRect::isNull(), qMin(), QImage::width(), 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 4473 of file qpaintengine_raster.cpp.

References adjustSpanMethods(), QGradientData::alphaColor, QColor::alphaF(), Qt::BDiagPattern, cachedGradient, 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, Qt::FDiagPattern, 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, rasterBuffer, QImage::rect(), QGradient::RepeatSpread, Solid, solidColor, Qt::SolidPattern, QGradientData::spread, tempImage, Texture, Qt::TexturePattern, QTextureData::Tiled, Qt::VerPattern, QPointF::x(), and QPointF::y().

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setupMatrix()

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

Definition at line 4648 of file qpaintengine_raster.cpp.

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

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Member Data Documentation

[union]

union { ... } QSpanData

alphamapBlit

AlphamapBlitFunc QSpanData::alphamapBlit

Definition at line 310 of file qdrawhelper_p.h.

Referenced by adjustSpanMethods().

alphaRGBBlit

AlphaRGBBlitFunc QSpanData::alphaRGBBlit

Definition at line 311 of file qdrawhelper_p.h.

Referenced by adjustSpanMethods().

bilinear

bool QSpanData::bilinear

Definition at line 325 of file qdrawhelper_p.h.

Referenced by setupMatrix().

bitmapBlit

BitmapBlitFunc QSpanData::bitmapBlit

Definition at line 309 of file qdrawhelper_p.h.

Referenced by adjustSpanMethods().

blend

ProcessSpans QSpanData::blend

Definition at line 307 of file qdrawhelper_p.h.

Referenced by adjustSpanMethods().

cachedGradient

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

Definition at line 332 of file qdrawhelper_p.h.

Referenced by setup().

clip

const QClipData* QSpanData::clip

Definition at line 314 of file qdrawhelper_p.h.

Referenced by adjustSpanMethods().

dx

qreal QSpanData::dx

Definition at line 313 of file qdrawhelper_p.h.

Referenced by setupMatrix().

dy

qreal QSpanData::dy

Definition at line 313 of file qdrawhelper_p.h.

Referenced by setupMatrix().

fast_matrix

uint QSpanData::fast_matrix

Definition at line 324 of file qdrawhelper_p.h.

Referenced by setupMatrix().

fillRect

RectFillFunc QSpanData::fillRect

Definition at line 312 of file qdrawhelper_p.h.

Referenced by adjustSpanMethods().

gradient

QGradientData QSpanData::gradient

Definition at line 329 of file qdrawhelper_p.h.

Referenced by setup().

m11

qreal QSpanData::m11

Definition at line 313 of file qdrawhelper_p.h.

Referenced by setupMatrix().

m12

qreal QSpanData::m12

Definition at line 313 of file qdrawhelper_p.h.

Referenced by setupMatrix().

m13

qreal QSpanData::m13

Definition at line 313 of file qdrawhelper_p.h.

Referenced by setupMatrix().

m21

qreal QSpanData::m21

Definition at line 313 of file qdrawhelper_p.h.

Referenced by setupMatrix().

m22

qreal QSpanData::m22

Definition at line 313 of file qdrawhelper_p.h.

Referenced by setupMatrix().

m23

qreal QSpanData::m23

Definition at line 313 of file qdrawhelper_p.h.

Referenced by setupMatrix().

m33

qreal QSpanData::m33

Definition at line 313 of file qdrawhelper_p.h.

Referenced by setupMatrix().

rasterBuffer

QRasterBuffer* QSpanData::rasterBuffer

Definition at line 306 of file qdrawhelper_p.h.

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

solidColor

QColor QSpanData::solidColor

Definition at line 327 of file qdrawhelper_p.h.

Referenced by setup().

tempImage

QImage* QSpanData::tempImage

Definition at line 326 of file qdrawhelper_p.h.

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

texture

QTextureData QSpanData::texture

Definition at line 330 of file qdrawhelper_p.h.

txop

signed int QSpanData::txop

Definition at line 323 of file qdrawhelper_p.h.

Referenced by qBlendGradient(), and setupMatrix().

type

enum QSpanData::Type QSpanData::type

unclipped_blend

ProcessSpans QSpanData::unclipped_blend

Definition at line 308 of file qdrawhelper_p.h.

Referenced by adjustSpanMethods().

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

• qtbase/src/gui/painting/qdrawhelper_p.h (69bed6cd3f12a3c1b0182c5a3706efa617090cfa)
• qtbase/src/gui/painting/qpaintengine_raster.cpp (a07cb53c2311de255fe6cd677ae487c385a71942)