QRasterizer Class Reference

#include <qrasterizer_p.h>

Collaboration diagram for QRasterizer:

Public Member Functions
	QRasterizer ()
	~QRasterizer ()
void	setAntialiased (bool antialiased)
void	setClipRect (const QRect &clipRect)
void	initialize (ProcessSpans blend, void *data)
void	rasterize (const QT_FT_Outline *outline, Qt::FillRule fillRule)
void	rasterize (const QPainterPath &path, Qt::FillRule fillRule)
void	rasterizeLine (const QPointF &a, const QPointF &b, qreal width, bool squareCap=false)

Detailed Description

Definition at line 30 of file qrasterizer_p.h.

Constructor & Destructor Documentation

QRasterizer()

QRasterizer::QRasterizer

(

)

Definition at line 592 of file qrasterizer.cpp.

~QRasterizer()

QRasterizer::~QRasterizer

(

)

Definition at line 597 of file qrasterizer.cpp.

Member Function Documentation

initialize()

void QRasterizer::initialize	(	ProcessSpans	blend,
		void *	data
	)

Definition at line 607 of file qrasterizer.cpp.

References QRasterizerPrivate::blend, and QRasterizerPrivate::data.

Referenced by QRasterPaintEnginePrivate::initializeRasterizer(), and QRasterPaintEnginePrivate::rasterize().

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rasterize() [1/2]

void QRasterizer::rasterize	(	const QPainterPath &	path,
		Qt::FillRule	fillRule
	)

Definition at line 1212 of file qrasterizer.cpp.

References QScanConverter::begin(), QRasterizerPrivate::blend, QRect::bottom(), QRectF::bottom(), QRasterizerPrivate::clipRect, QPainterPath::CurveToElement, QRasterizerPrivate::data, QScanConverter::end(), i, QRect::left(), QPainterPath::LineToElement, QScanConverter::mergeCurve(), QScanConverter::mergeLine(), QPainterPath::MoveToElement, p1, p2, PointToVector(), Q_ASSERT, qMax(), qMin(), QRect::right(), QRasterizerPrivate::scanConverter, QRect::top(), QRectF::top(), QT_FT_Vector_::x, and QT_FT_Vector_::y.

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rasterize() [2/2]

void QRasterizer::rasterize	(	const QT_FT_Outline *	outline,
		Qt::FillRule	fillRule
	)

Definition at line 1166 of file qrasterizer.cpp.

References QScanConverter::begin(), QRasterizerPrivate::blend, QRect::bottom(), QRasterizerPrivate::clipRect, QT_FT_Outline_::contours, QRasterizerPrivate::data, QScanConverter::end(), i, j, QRect::left(), QScanConverter::mergeCurve(), QScanConverter::mergeLine(), QT_FT_Outline_::n_contours, QT_FT_Outline_::n_points, QT_FT_Outline_::points, Q_ASSERT, qMax(), qMin(), QT_FT_CURVE_TAG_CUBIC, QT_FT_Pos, QRect::right(), QRasterizerPrivate::scanConverter, QT_FT_Outline_::tags, and QRect::top().

Referenced by QRasterPaintEnginePrivate::rasterize(), and QRasterPaintEnginePrivate::rasterize().

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rasterizeLine()

void QRasterizer::rasterizeLine	(	const QPointF &	a,
		const QPointF &	b,
		qreal	width,
		bool	squareCap = false
	)

Definition at line 768 of file qrasterizer.cpp.

References QRasterizerPrivate::antialiased, QRasterizerPrivate::blend, QRect::bottom(), QRect::bottomRight(), QRasterizerPrivate::clipRect, d, QRasterizerPrivate::data, DO_SEGMENT, i, intersectPixelFP(), IntToQScFixed, QRect::isEmpty(), QRect::left(), perp(), q26Dot6Compare(), Q_ASSERT, qAbs(), qBound(), qClipLine(), qMax(), qMin(), qSafeDivide(), qSafeFloatToQScFixed(), QScFixed, QScFixedFactor, QScFixedMultiply, QScFixedToInt, qSqrt(), qSwap(), QRect::right(), QPointF::ry(), snapTo26Dot6Grid(), QRect::top(), QRect::topLeft(), QPointF::x(), and QPointF::y().

Referenced by QRasterPaintEnginePrivate::rasterizeLine_dashed().

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setAntialiased()

void QRasterizer::setAntialiased

(

bool

antialiased

)

Definition at line 602 of file qrasterizer.cpp.

References QRasterizerPrivate::antialiased.

Referenced by QRasterPaintEnginePrivate::initializeRasterizer(), and QRasterPaintEnginePrivate::rasterize().

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setClipRect()

void QRasterizer::setClipRect

(

const QRect &

clipRect

)

Definition at line 613 of file qrasterizer.cpp.

References QRasterizerPrivate::clipRect.

Referenced by QRasterPaintEnginePrivate::initializeRasterizer(), and QRasterPaintEnginePrivate::rasterize().

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

• qtbase/src/gui/painting/qrasterizer_p.h
• qtbase/src/gui/painting/qrasterizer.cpp