QCoreGraphicsPaintEngine Class Reference

#include <qpaintengine_mac_p.h>

Inheritance diagram for QCoreGraphicsPaintEngine:

Collaboration diagram for QCoreGraphicsPaintEngine:

Public Member Functions
	QCoreGraphicsPaintEngine ()
	~QCoreGraphicsPaintEngine ()
bool	begin (QPaintDevice *pdev)
	Reimplement this function to initialise your paint engine when painting is to start on the paint device pdev.
bool	end ()
	Reimplement this function to finish painting on the current paint device.
void	updateState (const QPaintEngineState &state)
	Reimplement this function to update the state of a paint engine.
void	updatePen (const QPen &pen)
void	updateBrush (const QBrush &brush, const QPointF &pt)
void	updateFont (const QFont &font)
void	updateOpacity (qreal opacity)
void	updateMatrix (const QTransform &matrix)
void	updateTransform (const QTransform &matrix)
void	updateClipRegion (const QRegion &region, Qt::ClipOperation op)
void	updateClipPath (const QPainterPath &path, Qt::ClipOperation op)
void	updateCompositionMode (QPainter::CompositionMode mode)
void	updateRenderHints (QPainter::RenderHints hints)
void	drawLines (const QLineF *lines, int lineCount)
	The default implementation splits the list of lines in lines into lineCount separate calls to drawPath() or drawPolygon() depending on the feature set of the paint engine.
void	drawRects (const QRectF *rects, int rectCount)
	Draws the first rectCount rectangles in the buffer rects.
void	drawPoints (const QPointF *p, int pointCount)
	Draws the first pointCount points in the buffer points.
void	drawEllipse (const QRectF &r)
	Reimplement this function to draw the largest ellipse that can be contained within rectangle rect.
void	drawPath (const QPainterPath &path)
	The default implementation ignores the path and does nothing.
void	drawPolygon (const QPointF *points, int pointCount, PolygonDrawMode mode)
	Reimplement this virtual function to draw the polygon defined by the pointCount first points in points, using mode mode.
void	drawPixmap (const QRectF &r, const QPixmap &pm, const QRectF &sr)
	Reimplement this function to draw the part of the pm specified by the sr rectangle in the given r.
void	drawTiledPixmap (const QRectF &r, const QPixmap &pixmap, const QPointF &s)
	Reimplement this function to draw the pixmap in the given rect, starting at the given p.
void	drawTextItem (const QPointF &pos, const QTextItem &item)
	This function draws the text item textItem at position p.
void	drawImage (const QRectF &r, const QImage &pm, const QRectF &sr, Qt::ImageConversionFlags flags=Qt::AutoColor)
	Reimplement this function to draw the part of the image specified by the sr rectangle in the given rectangle using the given conversion flags flags, to convert it to a pixmap.
Type	type () const
	Reimplement this function to return the paint engine \l{Type}.
CGContextRef	handle () const
QPainter::RenderHints	supportedRenderHints () const
void	drawLines (const QLine *lines, int lineCount)
	This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.The default implementation converts the first lineCount lines in lines to a QLineF and calls the floating point version of this function.
void	drawRects (const QRect *rects, int rectCount)
	This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.The default implementation converts the first rectCount rectangles in the buffer rects to a QRectF and calls the floating point version of this function.
void	drawPoints (const QPoint *p, int pointCount)
	Draws the first pointCount points in the buffer points.
void	drawEllipse (const QRect &r)
	This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.The default implementation of this function calls the floating point version of this function.
void	drawPolygon (const QPoint *points, int pointCount, PolygonDrawMode mode)
	This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.Reimplement this virtual function to draw the polygon defined by the pointCount first points in points, using mode mode.
Public Member Functions inherited from QPaintEngine
	QPaintEngine (PaintEngineFeatures features=PaintEngineFeatures())
	Creates a paint engine with the featureset specified by caps.
virtual	~QPaintEngine ()
	Destroys the paint engine.
bool	isActive () const
	Returns true if the paint engine is actively drawing; otherwise returns false.
void	setActive (bool newState)
	Sets the active state of the paint engine to state.
void	setPaintDevice (QPaintDevice *device)
QPaintDevice *	paintDevice () const
	Returns the device that this engine is painting on, if painting is active; otherwise returns \nullptr.
void	setSystemClip (const QRegion &baseClip)
QRegion	systemClip () const
void	setSystemRect (const QRect &rect)
QRect	systemRect () const
virtual QPoint	coordinateOffset () const
void	fix_neg_rect (int *x, int *y, int *w, int *h)
bool	testDirty (DirtyFlags df)
void	setDirty (DirtyFlags df)
void	clearDirty (DirtyFlags df)
bool	hasFeature (PaintEngineFeatures feature) const
	Returns true if the paint engine supports the specified feature; otherwise returns false.
QPainter *	painter () const
	Returns the paint engine's painter.
void	syncState ()
bool	isExtended () const
virtual QPixmap	createPixmap (QSize size)
virtual QPixmap	createPixmapFromImage (QImage image, Qt::ImageConversionFlags flags=Qt::AutoColor)

Static Public Member Functions
static void	initialize ()
static void	cleanup ()

Protected Member Functions
	QCoreGraphicsPaintEngine (QPaintEnginePrivate &dptr)
Protected Member Functions inherited from QPaintEngine
	QPaintEngine (QPaintEnginePrivate &data, PaintEngineFeatures devcaps=PaintEngineFeatures())

Friends
class	QMacPrintEngine
class	QMacPrintEnginePrivate

Additional Inherited Members
Public Types inherited from QPaintEngine
enum	PaintEngineFeature {   PrimitiveTransform = 0x00000001 , PatternTransform = 0x00000002 , PixmapTransform = 0x00000004 , PatternBrush = 0x00000008 ,   LinearGradientFill = 0x00000010 , RadialGradientFill = 0x00000020 , ConicalGradientFill = 0x00000040 , AlphaBlend = 0x00000080 ,   PorterDuff = 0x00000100 , PainterPaths = 0x00000200 , Antialiasing = 0x00000400 , BrushStroke = 0x00000800 ,   ConstantOpacity = 0x00001000 , MaskedBrush = 0x00002000 , PerspectiveTransform = 0x00004000 , BlendModes = 0x00008000 ,   ObjectBoundingModeGradients = 0x00010000 , RasterOpModes = 0x00020000 , PaintOutsidePaintEvent = 0x20000000 , AllFeatures = 0xffffffff }
	This enum is used to describe the features or capabilities that the paint engine has. More...
enum	DirtyFlag {   DirtyPen = 0x0001 , DirtyBrush = 0x0002 , DirtyBrushOrigin = 0x0004 , DirtyFont = 0x0008 ,   DirtyBackground = 0x0010 , DirtyBackgroundMode = 0x0020 , DirtyTransform = 0x0040 , DirtyClipRegion = 0x0080 ,   DirtyClipPath = 0x0100 , DirtyHints = 0x0200 , DirtyCompositionMode = 0x0400 , DirtyClipEnabled = 0x0800 ,   DirtyOpacity = 0x1000 , AllDirty = 0xffff }
	\value DirtyPen The pen is dirty and needs to be updated. More...
enum	PolygonDrawMode { OddEvenMode , WindingMode , ConvexMode , PolylineMode }
	\value OddEvenMode The polygon should be drawn using OddEven fill rule. More...
enum	Type {   X11 , Windows , QuickDraw , CoreGraphics ,   MacPrinter , QWindowSystem , OpenGL , Picture ,   SVG , Raster , Direct3D , Pdf ,   OpenVG , OpenGL2 , PaintBuffer , Blitter ,   Direct2D , User = 50 , MaxUser = 100 }
	\value X11 \value Windows \value MacPrinter \value CoreGraphics \macos's Quartz2D (CoreGraphics) \value QuickDraw \macos's QuickDraw \value QWindowSystem Qt for Embedded Linux \value OpenGL \value Picture QPicture format \value SVG Scalable Vector Graphics XML format \value Raster \value Direct3D Windows only, Direct3D based engine \value Pdf Portable Document Format \value OpenVG \value User First user type ID \value MaxUser Last user type ID \value OpenGL2 \value PaintBuffer \value Blitter \value Direct2D Windows only, Direct2D based engine More...
Protected Attributes inherited from QPaintEngine
QPaintEngineState *	state
PaintEngineFeatures	gccaps
uint	active: 1
uint	selfDestruct: 1
uint	extended: 1
QScopedPointer< QPaintEnginePrivate >	d_ptr

Detailed Description

Definition at line 31 of file qpaintengine_mac_p.h.

Constructor & Destructor Documentation

QCoreGraphicsPaintEngine() [1/2]

QCoreGraphicsPaintEngine::QCoreGraphicsPaintEngine

(

)

Definition at line 328 of file qpaintengine_mac.mm.

~QCoreGraphicsPaintEngine()

QCoreGraphicsPaintEngine::~QCoreGraphicsPaintEngine

(

)

Definition at line 338 of file qpaintengine_mac.mm.

QCoreGraphicsPaintEngine() [2/2]

QCoreGraphicsPaintEngine::QCoreGraphicsPaintEngine ( QPaintEnginePrivate & dptr )

protected

Definition at line 333 of file qpaintengine_mac.mm.

Member Function Documentation

begin()

bool QCoreGraphicsPaintEngine::begin ( QPaintDevice * pdev )

virtual

Reimplement this function to initialise your paint engine when painting is to start on the paint device pdev.

Return true if the initialization was successful; otherwise return false.

See also

end(), isActive()

Implements QPaintEngine.

Definition at line 343 of file qpaintengine_mac.mm.

References QCoreGraphicsPaintEnginePrivate::CosmeticSetPenWidth, d, Qt::Desktop, QPaintDevice::devType(), QPaintEngine::DirtyBackground, QPaintEngine::DirtyBrush, QPaintEngine::DirtyHints, QPaintEngine::DirtyPen, end(), QPaintEngine::isActive(), QPixmap::isNull(), QInternal::Pixmap, QInternal::Printer, qWarning, QPaintEngine::setActive(), QPaintEngine::setDirty(), Qt::WA_PaintUnclipped, and QInternal::Widget.

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cleanup()

void QCoreGraphicsPaintEngine::cleanup ( )

static

Definition at line 802 of file qpaintengine_mac.mm.

drawEllipse() [1/2]

void QCoreGraphicsPaintEngine::drawEllipse ( const QRect & r )

inlinevirtual

This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.The default implementation of this function calls the floating point version of this function.

Reimplemented from QPaintEngine.

Definition at line 82 of file qpaintengine_mac_p.h.

References QPaintEngine::drawEllipse().

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drawEllipse() [2/2]

void QCoreGraphicsPaintEngine::drawEllipse ( const QRectF & rect )

virtual

Reimplement this function to draw the largest ellipse that can be contained within rectangle rect.

The default implementation calls drawPolygon().

Reimplemented from QPaintEngine.

Definition at line 687 of file qpaintengine_mac.mm.

References QCoreGraphicsPaintEnginePrivate::CGFill, QCoreGraphicsPaintEnginePrivate::CGStroke, QPaintEngineState::compositionMode(), QPainter::CompositionMode_Destination, d, QPaintEngine::isActive(), M_PI, Q_ASSERT, and QPaintEngine::state.

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drawImage()

void QCoreGraphicsPaintEngine::drawImage ( const QRectF & r, const QImage & pm, const QRectF & sr, Qt::ImageConversionFlags flags = Qt::AutoColor )

virtual

Reimplement this function to draw the part of the image specified by the sr rectangle in the given rectangle using the given conversion flags flags, to convert it to a pixmap.

Reimplemented from QPaintEngine.

Definition at line 780 of file qpaintengine_mac.mm.

References QPaintEngineState::compositionMode(), QPainter::CompositionMode_Destination, d, QPaintEngine::isActive(), Q_ASSERT, Q_UNUSED, qt_mac_drawCGImage(), qt_mac_toCGImage(), rect, and QPaintEngine::state.

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drawLines() [1/2]

void QCoreGraphicsPaintEngine::drawLines ( const QLine * lines, int lineCount )

inlinevirtual

This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.The default implementation converts the first lineCount lines in lines to a QLineF and calls the floating point version of this function.

Reimplemented from QPaintEngine.

Definition at line 79 of file qpaintengine_mac_p.h.

References QPaintEngine::drawLines().

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drawLines() [2/2]

void QCoreGraphicsPaintEngine::drawLines ( const QLineF * lines, int lineCount )

virtual

The default implementation splits the list of lines in lines into lineCount separate calls to drawPath() or drawPolygon() depending on the feature set of the paint engine.

Reimplemented from QPaintEngine.

Definition at line 728 of file qpaintengine_mac.mm.

References QCoreGraphicsPaintEnginePrivate::CGStroke, QPaintEngineState::compositionMode(), QPainter::CompositionMode_Destination, d, i, QPaintEngine::isActive(), QLineF::p1(), QLineF::p2(), Q_ASSERT, and QPaintEngine::state.

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drawPath()

void QCoreGraphicsPaintEngine::drawPath ( const QPainterPath & path )

virtual

The default implementation ignores the path and does nothing.

Reimplemented from QPaintEngine.

Definition at line 613 of file qpaintengine_mac.mm.

References QCoreGraphicsPaintEnginePrivate::CGEOFill, QCoreGraphicsPaintEnginePrivate::CGFill, QCoreGraphicsPaintEnginePrivate::CGStroke, QPaintEngineState::compositionMode(), QPainter::CompositionMode_Destination, d, QPaintEngine::isActive(), Q_ASSERT, qt_mac_compose_path(), QPaintEngine::state, and Qt::WindingFill.

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drawPixmap()

void QCoreGraphicsPaintEngine::drawPixmap ( const QRectF & r, const QPixmap & pm, const QRectF & sr )

virtual

Reimplement this function to draw the part of the pm specified by the sr rectangle in the given r.

Implements QPaintEngine.

Definition at line 746 of file qpaintengine_mac.mm.

References cgColorForQColor(), QPaintEngineState::compositionMode(), QPainter::CompositionMode_Destination, d, QPixmap::depth(), QPixmap::height(), QPaintEngine::isActive(), QPixmap::isNull(), Q_ASSERT, qRound(), qt_mac_create_imagemask(), qt_mac_drawCGImage(), qt_mac_toCGImage(), rect, QPaintEngine::state, QPixmap::toImage(), and QPixmap::width().

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drawPoints() [1/2]

void QCoreGraphicsPaintEngine::drawPoints ( const QPoint * points, int pointCount )

inlinevirtual

Draws the first pointCount points in the buffer points.

The default implementation converts the first pointCount QPoints in points to QPointFs and calls the floating point version of drawPoints.

Reimplemented from QPaintEngine.

Definition at line 81 of file qpaintengine_mac_p.h.

References QPaintEngine::drawPoints().

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drawPoints() [2/2]

void QCoreGraphicsPaintEngine::drawPoints ( const QPointF * points, int pointCount )

virtual

Draws the first pointCount points in the buffer points.

Reimplemented from QPaintEngine.

Definition at line 653 of file qpaintengine_mac.mm.

References QPainter::Antialiasing, QCoreGraphicsPaintEnginePrivate::CGStroke, QPaintEngineState::compositionMode(), QPainter::CompositionMode_Destination, QCoreGraphicsPaintEnginePrivate::CosmeticNone, d, Qt::FlatCap, i, QPaintEngine::isActive(), Q_ASSERT, QPaintEngineState::renderHints(), and QPaintEngine::state.

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drawPolygon() [1/2]

void QCoreGraphicsPaintEngine::drawPolygon ( const QPoint * points, int pointCount, PolygonDrawMode mode )

inlinevirtual

This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.Reimplement this virtual function to draw the polygon defined by the pointCount first points in points, using mode mode.

Note

At least one of the drawPolygon() functions must be reimplemented.

Reimplemented from QPaintEngine.

Definition at line 83 of file qpaintengine_mac_p.h.

References QPaintEngine::drawPolygon().

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drawPolygon() [2/2]

void QCoreGraphicsPaintEngine::drawPolygon ( const QPointF * points, int pointCount, PolygonDrawMode mode )

virtual

Reimplement this virtual function to draw the polygon defined by the pointCount first points in points, using mode mode.

Note

At least one of the drawPolygon() functions must be reimplemented.

Reimplemented from QPaintEngine.

Definition at line 705 of file qpaintengine_mac.mm.

References QCoreGraphicsPaintEnginePrivate::CGEOFill, QCoreGraphicsPaintEnginePrivate::CGFill, QCoreGraphicsPaintEnginePrivate::CGStroke, QPaintEngineState::compositionMode(), QPainter::CompositionMode_Destination, d, QPaintEngine::isActive(), QPaintEngine::OddEvenMode, QPaintEngine::PolylineMode, Q_ASSERT, and QPaintEngine::state.

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drawRects() [1/2]

void QCoreGraphicsPaintEngine::drawRects ( const QRect * rects, int rectCount )

inlinevirtual

This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.The default implementation converts the first rectCount rectangles in the buffer rects to a QRectF and calls the floating point version of this function.

Reimplemented from QPaintEngine.

Definition at line 80 of file qpaintengine_mac_p.h.

References QPaintEngine::drawRects().

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drawRects() [2/2]

void QCoreGraphicsPaintEngine::drawRects ( const QRectF * rects, int rectCount )

virtual

Draws the first rectCount rectangles in the buffer rects.

The default implementation of this function calls drawPath() or drawPolygon() depending on the feature set of the paint engine.

Reimplemented from QPaintEngine.

Definition at line 633 of file qpaintengine_mac.mm.

References QCoreGraphicsPaintEnginePrivate::CGFill, QCoreGraphicsPaintEnginePrivate::CGStroke, QPaintEngineState::compositionMode(), QPainter::CompositionMode_Destination, d, i, QPaintEngine::isActive(), Q_ASSERT, qt_mac_compose_rect(), and QPaintEngine::state.

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drawTextItem()

void QCoreGraphicsPaintEngine::drawTextItem ( const QPointF & p, const QTextItem & textItem )

virtual

This function draws the text item textItem at position p.

The default implementation of this function converts the text to a QPainterPath and paints the resulting path.

Reimplemented from QPaintEngine.

Definition at line 857 of file qpaintengine_mac.mm.

References QPainter::Antialiasing, QFontEngine::Box, QPainter::brush(), QPainter::brushOrigin(), QPaintEngineState::compositionMode(), QPainter::CompositionMode_Destination, QPaintEngine::CoreGraphics, d, draw(), QPaintEngine::drawTextItem(), QPaintDevice::height(), item, QFontEngine::Mac, QFont::NoAntialias, Qt::NoPen, QFont::NoSubpixelAntialias, QPaintEngine::paintDevice(), QPaintEngine::painter(), QPainter::pen(), pos, Q_ASSERT, QPaintEngineState::renderHints(), QPaintEngine::state, QPainter::TextAntialiasing, QTransform::TxProject, type(), updateBrush(), and updatePen().

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drawTiledPixmap()

void QCoreGraphicsPaintEngine::drawTiledPixmap ( const QRectF & rect, const QPixmap & pixmap, const QPointF & p )

virtual

Reimplement this function to draw the pixmap in the given rect, starting at the given p.

The pixmap will be drawn repeatedly until the rect is filled.

Reimplemented from QPaintEngine.

Definition at line 813 of file qpaintengine_mac.mm.

References component(), QPaintEngineState::compositionMode(), QPainter::CompositionMode_Destination, d, QMacPattern::data, QPaintEngine::isActive(), pixmap, Q_ASSERT, qt_mac_dispose_pattern(), qt_mac_draw_pattern(), and QPaintEngine::state.

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end()

bool QCoreGraphicsPaintEngine::end ( )

virtual

Reimplement this function to finish painting on the current paint device.

Return true if painting was finished successfully; otherwise return false.

See also

begin(), isActive()

Implements QPaintEngine.

Definition at line 403 of file qpaintengine_mac.mm.

References d, Qt::Desktop, QPaintEngine::setActive(), QInternal::Widget, and QWidget::windowType().

Referenced by begin(), and QMacPrintEngine::end().

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handle()

CGContextRef QCoreGraphicsPaintEngine::handle

(

)

const

Definition at line 807 of file qpaintengine_mac.mm.

initialize()

void QCoreGraphicsPaintEngine::initialize ( )

static

Definition at line 798 of file qpaintengine_mac.mm.

supportedRenderHints()

QPainter::RenderHints QCoreGraphicsPaintEngine::supportedRenderHints

(

)

const

Definition at line 918 of file qpaintengine_mac.mm.

References QPainter::Antialiasing, QPainter::SmoothPixmapTransform, and QPainter::TextAntialiasing.

type()

Type QCoreGraphicsPaintEngine::type ( ) const

inlinevirtual

Reimplement this function to return the paint engine \l{Type}.

Implements QPaintEngine.

Definition at line 69 of file qpaintengine_mac_p.h.

References QPaintEngine::CoreGraphics.

Referenced by drawTextItem().

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updateBrush()

void QCoreGraphicsPaintEngine::updateBrush	(	const QBrush &	brush,
		const QPointF &	pt )

Definition at line 495 of file qpaintengine_mac.mm.

References d, QPaintEngine::gccaps, QPaintEngine::isActive(), QPaintEngine::LinearGradientFill, Q_ASSERT, and QPaintEngine::RadialGradientFill.

Referenced by drawTextItem(), and updateState().

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updateClipPath()

void QCoreGraphicsPaintEngine::updateClipPath	(	const QPainterPath &	path,
		Qt::ClipOperation	op )

Definition at line 553 of file qpaintengine_mac.mm.

References d, Qt::IntersectClip, QPaintEngine::isActive(), Qt::NoClip, Q_ASSERT, qt_mac_compose_path(), rect, Qt::ReplaceClip, and Qt::WindingFill.

Referenced by updateState().

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updateClipRegion()

void QCoreGraphicsPaintEngine::updateClipRegion	(	const QRegion &	region,
		Qt::ClipOperation	op )

Definition at line 592 of file qpaintengine_mac.mm.

References d, Qt::IntersectClip, QPaintEngine::isActive(), Qt::NoClip, Q_ASSERT, and Qt::ReplaceClip.

Referenced by updateState().

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updateCompositionMode()

void QCoreGraphicsPaintEngine::updateCompositionMode

(

QPainter::CompositionMode

mode

)

Definition at line 941 of file qpaintengine_mac.mm.

References QPainter::CompositionMode_Clear, QPainter::CompositionMode_ColorBurn, QPainter::CompositionMode_ColorDodge, QPainter::CompositionMode_Darken, QPainter::CompositionMode_Destination, QPainter::CompositionMode_DestinationAtop, QPainter::CompositionMode_DestinationIn, QPainter::CompositionMode_DestinationOut, QPainter::CompositionMode_DestinationOver, QPainter::CompositionMode_Difference, QPainter::CompositionMode_Exclusion, QPainter::CompositionMode_HardLight, QPainter::CompositionMode_Lighten, QPainter::CompositionMode_Multiply, QPainter::CompositionMode_Overlay, QPainter::CompositionMode_Plus, QPainter::CompositionMode_Screen, QPainter::CompositionMode_SoftLight, QPainter::CompositionMode_Source, QPainter::CompositionMode_SourceAtop, QPainter::CompositionMode_SourceIn, QPainter::CompositionMode_SourceOut, QPainter::CompositionMode_SourceOver, QPainter::CompositionMode_Xor, and kCGCompositeModeDestinationIn.

Referenced by updateState().

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updateFont()

void QCoreGraphicsPaintEngine::updateFont

(

const QFont &

font

)

Definition at line 527 of file qpaintengine_mac.mm.

References d, QPaintEngine::isActive(), Q_ASSERT, and updatePen().

Referenced by updateState().

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updateMatrix()

void QCoreGraphicsPaintEngine::updateMatrix

(

const QTransform &

matrix

)

Definition at line 535 of file qpaintengine_mac.mm.

References d, QPaintEngine::isActive(), Q_ASSERT, and qt_is_nan().

Referenced by updateState().

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updateOpacity()

void QCoreGraphicsPaintEngine::updateOpacity

(

qreal

opacity

)

Definition at line 520 of file qpaintengine_mac.mm.

References d.

Referenced by updateState().

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updatePen()

void QCoreGraphicsPaintEngine::updatePen

(

const QPen &

pen

)

Definition at line 486 of file qpaintengine_mac.mm.

References d, QPaintEngine::isActive(), and Q_ASSERT.

Referenced by drawTextItem(), updateFont(), and updateState().

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updateRenderHints()

void QCoreGraphicsPaintEngine::updateRenderHints

(

QPainter::RenderHints

hints

)

Definition at line 1026 of file qpaintengine_mac.mm.

References QPainter::Antialiasing, d, QPainter::SmoothPixmapTransform, and QPainter::TextAntialiasing.

Referenced by updateState().

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updateState()

void QCoreGraphicsPaintEngine::updateState ( const QPaintEngineState & state )

virtual

Reimplement this function to update the state of a paint engine.

When implemented, this function is responsible for checking the paint engine's current state and update the properties that are changed. Use the QPaintEngineState::state() function to find out which properties that must be updated, then use the corresponding \l {GetFunction}{get function} to retrieve the current values for the given properties.

See also

QPaintEngineState

Implements QPaintEngine.

Definition at line 425 of file qpaintengine_mac.mm.

References QPaintEngine::AllDirty, QPaintEngineState::brush(), QPaintEngineState::brushOrigin(), QPaintEngineState::clipOperation(), QPaintEngineState::clipPath(), QPaintEngineState::clipRegion(), QPaintEngineState::compositionMode(), QCoreGraphicsPaintEnginePrivate::CosmeticNone, QCoreGraphicsPaintEnginePrivate::CosmeticSetPenWidth, QCoreGraphicsPaintEnginePrivate::CosmeticTransformPath, d, QPaintEngine::DirtyBrush, QPaintEngine::DirtyBrushOrigin, QPaintEngine::DirtyClipEnabled, QPaintEngine::DirtyClipPath, QPaintEngine::DirtyClipRegion, QPaintEngine::DirtyCompositionMode, QPaintEngine::DirtyFont, QPaintEngine::DirtyHints, QPaintEngine::DirtyOpacity, QPaintEngine::DirtyPen, QPaintEngine::DirtyTransform, QPaintEngineState::font(), QPaintEngineState::isClipEnabled(), Qt::NoClip, QPaintEngineState::opacity(), QPaintEngine::painter(), QPaintEngineState::pen(), QPaintEngineState::renderHints(), Qt::ReplaceClip, QPaintEngine::state, QPaintEngineState::state(), QPaintEngineState::transform(), updateBrush(), updateClipPath(), updateClipRegion(), updateCompositionMode(), updateFont(), updateMatrix(), updateOpacity(), updatePen(), and updateRenderHints().

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updateTransform()

void QCoreGraphicsPaintEngine::updateTransform

(

const QTransform &

matrix

)

Friends And Related Symbol Documentation

QMacPrintEngine

friend class QMacPrintEngine

friend

Definition at line 87 of file qpaintengine_mac_p.h.

QMacPrintEnginePrivate

friend class QMacPrintEnginePrivate

friend

Definition at line 88 of file qpaintengine_mac_p.h.

---

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

• qtbase/src/printsupport/platform/macos/qpaintengine_mac_p.h (05fc3aef53348fb58be6308076e000825b704e58)
• qtbase/src/printsupport/platform/macos/qpaintengine_mac.mm (322ec07d0e831044e6bcc9b2021e826892627771)