#include <qpaintengine_blitter_p.h>

Inheritance diagram for QBlitterPaintEngine:

Public Functions
virtual bool	begin (QPaintDevice *pdev)
	Reimplement this function to initialise your paint engine when painting is to start on the paint device pdev. More...

virtual void	brushChanged ()

virtual void	clipEnabledChanged ()

virtual void	compositionModeChanged ()

void	drawEllipse (const QRectF &rect)
	Reimplement this function to draw the largest ellipse that can be contained within rectangle rect. More...

void	drawImage (const QPointF &p, const QImage &img)

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. More...

void	drawPixmap (const QPointF &p, const QPixmap &pm)

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. More...

void	drawPoints (const QPointF *points, int pointCount)
	Draws the first pointCount points in the buffer points. More...

void	drawPoints (const QPoint *points, int pointCount)
	Draws the first pointCount points in the buffer points. More...

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. More...

void	drawPolygon (const QPoint *points, int pointCount, PolygonDrawMode mode)
	Reimplement this virtual function to draw the polygon defined by the pointCount first points in points, using mode mode. More...

virtual void	drawRects (const QRect *rects, int rectCount)
	The default implementation converts the first rectCount rectangles in the buffer rects to a QRectF and calls the floating point version of this function. More...

virtual void	drawRects (const QRectF *rects, int rectCount)
	Draws the first rectCount rectangles in the buffer rects. More...

void	drawStaticTextItem (QStaticTextItem *)

void	drawTextItem (const QPointF &p, const QTextItem &textItem)
	This function draws the text item textItem at position p. More...

void	drawTiledPixmap (const QRectF &r, const QPixmap &pm, const QPointF &sr)
	Reimplement this function to draw the pixmap in the given rect, starting at the given p. More...

virtual bool	end ()
	Reimplement this function to finish painting on the current paint device. More...

virtual void	fill (const QVectorPath &path, const QBrush &brush)

void	fillPath (const QPainterPath &path, QSpanData *fillData)

void	fillPolygon (const QPointF *points, int pointCount, PolygonDrawMode mode)

virtual void	fillRect (const QRectF &rect, const QBrush &brush)

virtual void	fillRect (const QRectF &rect, const QColor &color)

virtual void	opacityChanged ()

virtual void	penChanged ()

	QBlitterPaintEngine (QBlittablePixmapData *p)

virtual void	renderHintsChanged ()

void	setState (QPainterState *s)

void	stroke (const QVectorPath &path, const QPen &pen)

virtual void	transformChanged ()

virtual QPaintEngine::Type	type () const
	Reimplement this function to return the paint engine Type. More...

Public Functions inherited from QRasterPaintEngine
void	alphaPenBlt (const void *src, int bpl, int depth, int rx, int ry, int w, int h)

bool	begin (QPaintDevice *device)
	Reimplemented Function More...

void	brushChanged ()

void	brushOriginChanged ()

void	clip (const QVectorPath &path, Qt::ClipOperation op)

void	clip (const QRect &rect, Qt::ClipOperation op)

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

QRect	clipBoundingRect () const
	Returns the bounding rect of the currently set clip. More...

void	clipEnabledChanged ()

ClipType	clipType () const
	Returns the type of the clip currently set. More...

void	compositionModeChanged ()

QPoint	coordinateOffset () const

QPainterState *	createState (QPainterState *orig) const

virtual void	drawBufferSpan (const uint *buffer, int bufsize, int x, int y, int length, uint const_alpha)
	Draws the given buffer. More...

virtual void	drawColorSpans (const QSpan *spans, int count, uint color)
	Draws the given color spans with the specified color. More...

void	drawEllipse (const QRectF &rect)
	Reimplemented Function More...

void	drawImage (const QPointF &p, const QImage &img)

void	drawImage (const QRectF &r, const QImage &pm, const QRectF &sr, Qt::ImageConversionFlags falgs=Qt::AutoColor)
	Reimplemented Function More...

void	drawLines (const QLine *line, int lineCount)
	Reimplemented Function More...

void	drawLines (const QLineF *line, int lineCount)
	Reimplemented Function More...

void	drawPixmap (const QPointF &p, const QPixmap &pm)

void	drawPixmap (const QRectF &r, const QPixmap &pm, const QRectF &sr)
	Reimplemented Function More...

void	drawPoints (const QPointF *points, int pointCount)
	Reimplemented Function More...

void	drawPoints (const QPoint *points, int pointCount)
	This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.Draws the first pointCount points in the buffer points. More...

void	drawPolygon (const QPointF *points, int pointCount, PolygonDrawMode mode)
	Reimplemented Function More...

void	drawPolygon (const QPoint *points, int pointCount, PolygonDrawMode mode)
	Reimplemented Function More...

void	drawRects (const QRect *rects, int rectCount)
	Reimplemented Function More...

void	drawRects (const QRectF *rects, int rectCount)
	Reimplemented Function More...

void	drawStaticTextItem (QStaticTextItem *textItem)
	Reimplemented Function More...

void	drawTextItem (const QPointF &p, const QTextItem &textItem)
	Reimplemented Function More...

void	drawTiledPixmap (const QRectF &r, const QPixmap &pm, const QPointF &sr)
	Reimplemented Function More...

bool	end ()
	Reimplemented Function More...

void	fill (const QVectorPath &path, const QBrush &brush)

void	fillPath (const QPainterPath &path, QSpanData *fillData)

void	fillPolygon (const QPointF *points, int pointCount, PolygonDrawMode mode)

void	fillRect (const QRectF &rect, const QBrush &brush)
	Reimplemented Function More...

void	fillRect (const QRectF &rect, const QColor &color)
	Reimplemented Function More...

CGContextRef	getCGContext () const

HDC	getDC () const

void	opacityChanged ()

void	penChanged ()

	QRasterPaintEngine (QPaintDevice *device)
	Creates a raster based paint engine for operating on the given device, with the complete set of QPaintEngine::PaintEngineFeature {paint engine features and capabilities}. More...

void	releaseBuffer ()

void	releaseDC (HDC hdc) const

void	renderHintsChanged ()

void	saveBuffer (const QString &s) const

void	setCGContext (CGContextRef ref)

void	setDC (HDC hdc)

void	setState (QPainterState *s)

QSize	size () const

QRasterPaintEngineState *	state ()

const QRasterPaintEngineState *	state () const

void	stroke (const QVectorPath &path, const QPen &pen)

bool	supportsTransformations (const QFontEngine *fontEngine) const

bool	supportsTransformations (qreal pixelSize, const QTransform &m) const

void	transformChanged ()

Type	type () const
	Reimplemented Function More...

void	updateBrush (const QBrush &brush)

void	updateMatrix (const QTransform &matrix)

void	updatePen (const QPen &pen)

	~QRasterPaintEngine ()
	Destroys this paint engine. More...

Public Functions inherited from QPaintEngineEx
virtual void	beginNativePainting ()

virtual void	clip (const QPainterPath &path, Qt::ClipOperation op)

virtual void	draw (const QVectorPath &path)

virtual void	drawEllipse (const QRect &r)
	The default implementation of this function calls the floating point version of this function. More...

virtual void	drawPath (const QPainterPath &path)
	The default implementation ignores the path and does nothing. More...

virtual void	drawPixmapFragments (const QPainter::PixmapFragment *fragments, int fragmentCount, const QPixmap &pixmap, QPainter::PixmapFragmentHints hints)

virtual void	drawPixmapFragments (const QRectF targetRects, const QRectF sourceRects, int fragmentCount, const QPixmap &pixmap, QPainter::PixmapFragmentHints hints)

virtual void	drawRoundedRect (const QRectF &rect, qreal xrad, qreal yrad, Qt::SizeMode mode)

virtual void	endNativePainting ()

virtual uint	flags () const

virtual QPixmapFilter *	pixmapFilter (int, const QPixmapFilter *)

	QPaintEngineEx ()

QPainterState *	state ()

const QPainterState *	state () const

virtual void	sync ()

virtual void	updateState (const QPaintEngineState &state)
	Reimplement this function to update the state of a paint engine. More...

Public Functions inherited from QPaintEngine
void	clearDirty (DirtyFlags df)

void	fix_neg_rect (int x, int y, int w, int h)

bool	hasFeature (PaintEngineFeatures feature) const
	Returns true if the paint engine supports the specified feature; otherwise returns false. More...

bool	isActive () const
	Returns true if the paint engine is actively drawing; otherwise returns false. More...

bool	isExtended () const
	Returns true if the paint engine is a QPaintEngineEx derivative. More...

QPaintDevice *	paintDevice () const
	Returns the device that this engine is painting on, if painting is active; otherwise returns 0. More...

QPainter *	painter () const
	Returns the paint engine's painter. More...

	QPaintEngine (PaintEngineFeatures features=0)
	Creates a paint engine with the featureset specified by caps. More...

void	setActive (bool newState)
	Sets the active state of the paint engine to state. More...

void	setDirty (DirtyFlags df)

void	setPaintDevice (QPaintDevice *device)

void	setSystemClip (const QRegion &baseClip)
	Sets the system clip for this engine. More...

void	setSystemRect (const QRect &rect)
	Sets the target rect for drawing within the backing store. More...

void	syncState ()
	Updates all dirty states in this engine. More...

QRegion	systemClip () const
	Returns the system clip. More...

QRect	systemRect () const
	Retrieves the rect for drawing within the backing store. More...

bool	testDirty (DirtyFlags df)

virtual	~QPaintEngine ()
	Destroys the paint engine. More...

Private Functions
	Q_DECLARE_PRIVATE (QBlitterPaintEngine)

Additional Inherited Members
Public Types inherited from QRasterPaintEngine
enum	ClipType { RectClip, ComplexClip }

Public Types inherited from QPaintEngineEx
enum	Flags { DoNotEmulate = 0x01, IsEmulationEngine = 0x02 }

Public Types inherited from QPaintEngine
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 }
	QPaintEngine::updateState(). More...

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	PolygonDrawMode { OddEvenMode, WindingMode, ConvexMode, PolylineMode }

enum	Type { X11, Windows, QuickDraw, CoreGraphics, MacPrinter, QWindowSystem, PostScript, OpenGL, Picture, SVG, Raster, Direct3D, Pdf, OpenVG, OpenGL2, PaintBuffer, Blitter, User = 50, MaxUser = 100 }

Protected Functions inherited from QRasterPaintEngine
	QRasterPaintEngine (QRasterPaintEnginePrivate &d, QPaintDevice *)

Protected Functions inherited from QPaintEngineEx
	QPaintEngineEx (QPaintEngineExPrivate &data)

Protected Functions inherited from QPaintEngine
	QPaintEngine (QPaintEnginePrivate &data, PaintEngineFeatures devcaps=0)

Protected Variables inherited from QPaintEngine
uint	active: 1

QScopedPointer< QPaintEnginePrivate >	d_ptr

uint	extended: 1

PaintEngineFeatures	gccaps

uint	selfDestruct: 1

QPaintEngineState *	state

Related Functions inherited from QRasterPaintEngine
	QSpan
	A struct equivalent to QT_FT_Span, containing a position (x, y), the span's length in pixels and its color/coverage (a value ranging from 0 to 255). More...

Detailed Description

Definition at line 54 of file qpaintengine_blitter_p.h.

Constructors and Destructors

◆ QBlitterPaintEngine()

QBlitterPaintEngine::QBlitterPaintEngine ( QBlittablePixmapData * p )

Definition at line 431 of file qpaintengine_blitter.cpp.

432 : QRasterPaintEngine(*(new QBlitterPaintEnginePrivate(p)), p->buffer())

433 {}

QBlittablePixmapData::buffer

QImage * buffer()

Definition: qpixmap_blitter.cpp:179

QRasterPaintEngine::QBlitterPaintEnginePrivate

friend class QBlitterPaintEnginePrivate

Definition: qpaintengine_raster_p.h:257

QRasterPaintEngine::QRasterPaintEngine

QRasterPaintEngine(QPaintDevice *device)

Creates a raster based paint engine for operating on the given device, with the complete set of QPain...

Definition: qpaintengine_raster.cpp:320

Functions

◆ begin()

bool QBlitterPaintEngine::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 491 of file qpaintengine_blitter.cpp.

 {
     bool ok = QRasterPaintEngine::begin(pdev);
 #ifdef QT_BLITTER_RASTEROVERLAY
     Q_D(QBlitterPaintEngine);
     d->pmData->unmergeOverlay();
 #endif
     return ok;
 }

◆ brushChanged()

void QBlitterPaintEngine::brushChanged ( )

virtual

Implements QPaintEngineEx.

Definition at line 444 of file qpaintengine_blitter.cpp.

 {
     Q_D(QBlitterPaintEngine);
 
     QRasterPaintEngine::brushChanged();
     d->updateBrushState(state());
 }

◆ clipEnabledChanged()

void QBlitterPaintEngine::clipEnabledChanged ( )

virtual

Implements QPaintEngineEx.

Definition at line 484 of file qpaintengine_blitter.cpp.

 {
     Q_D(QBlitterPaintEngine);
     QRasterPaintEngine::clipEnabledChanged();
     d->updateClipState(state());
 }

◆ compositionModeChanged()

void QBlitterPaintEngine::compositionModeChanged ( )

virtual

Implements QPaintEngineEx.

Definition at line 460 of file qpaintengine_blitter.cpp.

 {
     Q_D(QBlitterPaintEngine);
 
     QRasterPaintEngine::compositionModeChanged();
     d->updateCompositionModeState(state());
 }

◆ drawEllipse()

void QBlitterPaintEngine::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 QPaintEngineEx.

Definition at line 722 of file qpaintengine_blitter.cpp.

 {
     Q_D(QBlitterPaintEngine);
     d->lock();
     d->pmData->markRasterOverlay(r);
     QRasterPaintEngine::drawEllipse(r);
 }

◆ drawImage() [1/2]

void QBlitterPaintEngine::drawImage	(	const QPointF &	p,
		const QImage &	img
	)

virtual

Reimplemented from QPaintEngineEx.

Definition at line 730 of file qpaintengine_blitter.cpp.

 {
     drawImage(QRectF(pos, image.size()), image, image.rect());
 }

◆ drawImage() [2/2]

void QBlitterPaintEngine::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.

Implements QPaintEngineEx.

Definition at line 735 of file qpaintengine_blitter.cpp.

 {
     Q_D(QBlitterPaintEngine);
     d->lock();
     d->pmData->markRasterOverlay(r);
     QRasterPaintEngine::drawImage(r, pm, sr, flags);
 }

◆ drawPixmap() [1/2]

void QBlitterPaintEngine::drawPixmap	(	const QPointF &	p,
		const QPixmap &	pm
	)

virtual

Reimplemented from QPaintEngineEx.

Definition at line 652 of file qpaintengine_blitter.cpp.

 {
     drawPixmap(QRectF(pos, pm.size()), pm, pm.rect());
 }

◆ drawPixmap() [2/2]

void QBlitterPaintEngine::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 QPaintEngineEx.

Definition at line 657 of file qpaintengine_blitter.cpp.

 {
     Q_D(QBlitterPaintEngine);
     bool canDrawOpacity;
 
     canDrawOpacity = d->caps.canBlitterDrawPixmapOpacity(pm);
     if (canDrawOpacity || (d->caps.canBlitterDrawPixmap(r, pm, sr))) {
 
         d->unlock();
         QRectF targetRect = r;
         if (d->hasXForm)
             targetRect = state()->matrix.mapRect(r);
         const QClipData *clipData = d->clip();
         if (clipData) {
             if (clipData->hasRectClip) {
                 d->clipAndDrawPixmap(clipData->clipRect, targetRect, pm, sr, canDrawOpacity);
             } else if (clipData->hasRegionClip) {
                 QVector<QRect>rects = clipData->clipRegion.rects();
                 for (int i = 0; i<rects.size(); ++i)
                     d->clipAndDrawPixmap(rects.at(i), targetRect, pm, sr, canDrawOpacity);
             }
         } else {
             QRectF deviceRect(0, 0, paintDevice()->width(), paintDevice()->height());
             d->clipAndDrawPixmap(deviceRect, targetRect, pm, sr, canDrawOpacity);
         }
     }else {
         d->lock();
         d->pmData->markRasterOverlay(r);
         QRasterPaintEngine::drawPixmap(r, pm, sr);
     }
 }

◆ drawPoints() [1/2]

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

virtual

Draws the first pointCount points in the buffer points.

Reimplemented from QPaintEngineEx.

Definition at line 760 of file qpaintengine_blitter.cpp.

 {
     Q_D(QBlitterPaintEngine);
     d->lock();
     d->pmData->markRasterOverlay(points, pointCount);
     QRasterPaintEngine::drawPoints(points, pointCount);
 }

◆ drawPoints() [2/2]

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

virtual

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 QPaintEngineEx.

Definition at line 768 of file qpaintengine_blitter.cpp.

 {
     Q_D(QBlitterPaintEngine);
     d->lock();
     d->pmData->markRasterOverlay(points, pointCount);
     QRasterPaintEngine::drawPoints(points, pointCount);
 }

◆ drawPolygon() [1/2]

void QBlitterPaintEngine::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 QPaintEngineEx.

Definition at line 690 of file qpaintengine_blitter.cpp.

 {
     Q_D(QBlitterPaintEngine);
     d->lock();
     d->pmData->markRasterOverlay(points, pointCount);
     QRasterPaintEngine::drawPolygon(points, pointCount, mode);
 }

◆ drawPolygon() [2/2]

void QBlitterPaintEngine::drawPolygon	(	const QPoint *	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.

This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.

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

Reimplemented from QPaintEngineEx.

Definition at line 698 of file qpaintengine_blitter.cpp.

 {
     Q_D(QBlitterPaintEngine);
     d->lock();
     d->pmData->markRasterOverlay(points, pointCount);
     QRasterPaintEngine::drawPolygon(points, pointCount, mode);
 }

◆ drawRects() [1/2]

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

virtual

The default implementation converts the first rectCount rectangles in the buffer rects to a QRectF and calls the floating point version of this function.

This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.

Reimplemented from QPaintEngineEx.

Definition at line 628 of file qpaintengine_blitter.cpp.

 {
     Q_D(QBlitterPaintEngine);
     if (d->caps.canBlitterDrawRectMask()) {
         for (int i=0; i<rectCount; ++i)
             d->fillRect(rects[i], qbrush_color(state()->brush), false);
     } else {
         d->pmData->markRasterOverlay(rects, rectCount);
         QRasterPaintEngine::drawRects(rects, rectCount);
     }
 }

◆ drawRects() [2/2]

void QBlitterPaintEngine::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 QPaintEngineEx.

Definition at line 640 of file qpaintengine_blitter.cpp.

 {
     Q_D(QBlitterPaintEngine);
     if (d->caps.canBlitterDrawRectMask()) {
         for (int i = 0; i < rectCount; ++i)
             d->fillRect(rects[i], qbrush_color(state()->brush), false);
     } else {
         d->pmData->markRasterOverlay(rects, rectCount);
         QRasterPaintEngine::drawRects(rects, rectCount);
     }
 }

◆ drawStaticTextItem()

void QBlitterPaintEngine::drawStaticTextItem ( QStaticTextItem * sti )

virtual

Reimplemented from QPaintEngineEx.

Definition at line 784 of file qpaintengine_blitter.cpp.

 {
     Q_D(QBlitterPaintEngine);
     d->lock();
     QRasterPaintEngine::drawStaticTextItem(sti);
 
 #ifdef QT_BLITTER_RASTEROVERLAY
 //#### d->pmData->markRasterOverlay(sti);
     qWarning("not implemented: markRasterOverlay for QStaticTextItem");
 #endif
 }

◆ drawTextItem()

void QBlitterPaintEngine::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 752 of file qpaintengine_blitter.cpp.

 {
     Q_D(QBlitterPaintEngine);
     d->lock();
     d->pmData->markRasterOverlay(pos, ti);
     QRasterPaintEngine::drawTextItem(pos, ti);
 }

◆ drawTiledPixmap()

void QBlitterPaintEngine::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 QPaintEngineEx.

Definition at line 744 of file qpaintengine_blitter.cpp.

 {
     Q_D(QBlitterPaintEngine);
     d->lock();
     d->pmData->markRasterOverlay(r);
     QRasterPaintEngine::drawTiledPixmap(r, pm, sr);
 }

◆ end()

bool QBlitterPaintEngine::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 501 of file qpaintengine_blitter.cpp.

 {
 #ifdef QT_BLITTER_RASTEROVERLAY
     Q_D(QBlitterPaintEngine);
     d->pmData->mergeOverlay();
 #endif
 
     return QRasterPaintEngine::end();
 }

◆ fill()

void QBlitterPaintEngine::fill	(	const QVectorPath &	path,
		const QBrush &	brush
	)

virtual

Implements QPaintEngineEx.

Definition at line 520 of file qpaintengine_blitter.cpp.

 {
     Q_D(QBlitterPaintEngine);
     if (path.shape() == QVectorPath::RectangleHint) {
         QRectF rect(((QPointF *) path.points())[0], ((QPointF *) path.points())[2]);
         fillRect(rect, brush);
     } else {
         d->lock();
         d->pmData->markRasterOverlay(path);
         QRasterPaintEngine::fill(path, brush);
     }
 }

◆ fillPath()

void QBlitterPaintEngine::fillPath	(	const QPainterPath &	path,
		QSpanData *	fillData
	)

Definition at line 706 of file qpaintengine_blitter.cpp.

 {
     Q_D(QBlitterPaintEngine);
     d->lock();
     d->pmData->markRasterOverlay(path);
     QRasterPaintEngine::fillPath(path, fillData);
 }

◆ fillPolygon()

void QBlitterPaintEngine::fillPolygon	(	const QPointF *	points,
		int	pointCount,
		PolygonDrawMode	mode
	)

Definition at line 714 of file qpaintengine_blitter.cpp.

 {
     Q_D(QBlitterPaintEngine);
     d->lock();
     d->pmData->markRasterOverlay(points, pointCount);
     QRasterPaintEngine::fillPolygon(points, pointCount, mode);
 }

◆ fillRect() [1/2]

void QBlitterPaintEngine::fillRect	(	const QRectF &	rect,
		const QBrush &	brush
	)

virtual

Reimplemented from QPaintEngineEx.

Definition at line 547 of file qpaintengine_blitter.cpp.

Referenced by fill().

 {
     if (rect.size().isEmpty())
         return;
 
     Q_D(QBlitterPaintEngine);
 
     if (qbrush_style(brush) == Qt::SolidPattern
         && d->caps.canBlitterAlphaFillRect()) {
         d->fillRect(rect, qbrush_color(brush), true);
     } else if (qbrush_style(brush) == Qt::SolidPattern
         && qbrush_color(brush).alpha() == 0xff
         && d->caps.canBlitterFillRect()) {
         d->fillRect(rect, qbrush_color(brush), false);
     } else if ((brush.style() == Qt::TexturePattern) &&
                (brush.transform().type() <= QTransform::TxTranslate) &&
                 ((d->caps.canBlitterDrawPixmapOpacity(brush.texture())) ||
                  (d->caps.canBlitterDrawPixmap(rect, brush.texture(), rect)))) {
         bool rectIsFilled = false;
         QRectF transformedRect = state()->matrix.mapRect(rect);
         qreal x = transformedRect.x();
         qreal y = transformedRect.y();
         QPixmap pm = brush.texture();
         d->unlock();
         int srcX = int(rect.x() - state()->brushOrigin.x() - brush.transform().dx()) % pm.width();
         if (srcX < 0)
             srcX = pm.width() + srcX;
         const int startX = srcX;
         int srcY = int(rect.y() - state()->brushOrigin.y() - brush.transform().dy()) % pm.height();
         if (srcY < 0)
             srcY = pm.height() + srcY;
         while (!rectIsFilled) {
             qreal blitWidth = (pm.width() ) - srcX;
             qreal blitHeight = (pm.height() ) - srcY;
             if (x + blitWidth > transformedRect.right())
                 blitWidth = transformedRect.right() -x;
             if (y + blitHeight > transformedRect.bottom())
                 blitHeight = transformedRect.bottom() - y;
             const QClipData *clipData = d->clip();
             if (clipData->hasRectClip) {
                 QRect targetRect = QRect(x, y, blitWidth, blitHeight).intersected(clipData->clipRect);
                 if (targetRect.isValid()) {
                     int tmpSrcX  = srcX + (targetRect.x() - x);
                     int tmpSrcY = srcY + (targetRect.y() - y);
                     QRect srcRect(tmpSrcX, tmpSrcY, targetRect.width(), targetRect.height());
                     d->pmData->blittable()->drawPixmap(targetRect, pm, srcRect);
                 }
             } else if (clipData->hasRegionClip) {
                 QVector<QRect> clipRects = clipData->clipRegion.rects();
                 QRect unclippedTargetRect(x, y, blitWidth, blitHeight);
                 QRegion intersectedRects = clipData->clipRegion.intersected(unclippedTargetRect);
 
                 for (int i = 0; i < intersectedRects.rects().size(); ++i) {
                     QRect targetRect = intersectedRects.rects().at(i);
                     if (!targetRect.isValid() || targetRect.isEmpty())
                         continue;
                     int tmpSrcX = srcX + (targetRect.x() - x);
                     int tmpSrcY = srcY + (targetRect.y() - y);
                     QRect srcRect(tmpSrcX, tmpSrcY, targetRect.width(), targetRect.height());
                     d->pmData->blittable()->drawPixmap(targetRect, pm, srcRect);
                 }
             }
             x+=blitWidth;
             if (qFuzzyCompare(x, transformedRect.right())) {
                 x = transformedRect.x();
                 srcX = startX;
                 srcY = 0;
                 y += blitHeight;
                 if (qFuzzyCompare(y, transformedRect.bottom()))
                     rectIsFilled = true;
             } else
                 srcX = 0;
         }
     } else {
         d->lock();
         d->pmData->markRasterOverlay(rect);
         QRasterPaintEngine::fillRect(rect, brush);
     }
 
 }

◆ fillRect() [2/2]

void QBlitterPaintEngine::fillRect	(	const QRectF &	rect,
		const QColor &	color
	)

virtual

Reimplemented from QPaintEngineEx.

Definition at line 533 of file qpaintengine_blitter.cpp.

 {
     Q_D(QBlitterPaintEngine);
     if (d->caps.canBlitterAlphaFillRect()) {
         d->fillRect(rect, color, true);
     } else if (d->caps.canBlitterFillRect() && color.alpha() == 0xff) {
         d->fillRect(rect, color, false);
     } else {
         d->lock();
         d->pmData->markRasterOverlay(rect);
         QRasterPaintEngine::fillRect(rect, color);
     }
 }

◆ opacityChanged()

void QBlitterPaintEngine::opacityChanged ( )

virtual

Implements QPaintEngineEx.

Definition at line 452 of file qpaintengine_blitter.cpp.

 {
     Q_D(QBlitterPaintEngine);
 
     QRasterPaintEngine::opacityChanged();
     d->updateOpacityState(state());
 }

◆ penChanged()

void QBlitterPaintEngine::penChanged ( )

virtual

Implements QPaintEngineEx.

Definition at line 436 of file qpaintengine_blitter.cpp.

 {
     Q_D(QBlitterPaintEngine);
 
     QRasterPaintEngine::penChanged();
     d->updatePenState(state());
 }

◆ Q_DECLARE_PRIVATE()

QBlitterPaintEngine::Q_DECLARE_PRIVATE ( QBlitterPaintEngine )

private

◆ renderHintsChanged()

void QBlitterPaintEngine::renderHintsChanged ( )

virtual

Implements QPaintEngineEx.

Definition at line 468 of file qpaintengine_blitter.cpp.

 {
     Q_D(QBlitterPaintEngine);
 
     QRasterPaintEngine::renderHintsChanged();
     d->updateRenderHintsState(state());
 }

◆ setState()

void QBlitterPaintEngine::setState ( QPainterState * s )

virtual

Reimplemented from QPaintEngineEx.

Definition at line 511 of file qpaintengine_blitter.cpp.

 {
     Q_D(QBlitterPaintEngine);
 
     QRasterPaintEngine::setState(s);
     d->updateCompleteState(s);
 }

◆ stroke()

void QBlitterPaintEngine::stroke	(	const QVectorPath &	path,
		const QPen &	pen
	)

virtual

Reimplemented from QPaintEngineEx.

Definition at line 776 of file qpaintengine_blitter.cpp.

 {
     Q_D(QBlitterPaintEngine);
     d->lock();
     d->pmData->markRasterOverlay(path);
     QRasterPaintEngine::stroke(path, pen);
 }

◆ transformChanged()

void QBlitterPaintEngine::transformChanged ( )

virtual

Implements QPaintEngineEx.

Definition at line 476 of file qpaintengine_blitter.cpp.

 {
     Q_D(QBlitterPaintEngine);
 
     QRasterPaintEngine::transformChanged();
     d->updateTransformState(state());
 }

◆ type()

virtual QPaintEngine::Type QBlitterPaintEngine::type ( ) const

inlinevirtual

Reimplement this function to return the paint engine Type.

Implements QPaintEngine.

Definition at line 60 of file qpaintengine_blitter_p.h.

60 { return Blitter; }

QPaintEngine::Blitter

Definition: qpaintengine.h:216

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

/src/gui/painting/qpaintengine_blitter_p.h
/src/gui/painting/qpaintengine_blitter.cpp

Public Functions

Private Functions

Additional Inherited Members

Detailed Description

Constructors and Destructors

◆ QBlitterPaintEngine()

Functions

◆ begin()

◆ brushChanged()

◆ clipEnabledChanged()

◆ compositionModeChanged()

◆ drawEllipse()

◆ drawImage() [1/2]

◆ drawImage() [2/2]

◆ drawPixmap() [1/2]

◆ drawPixmap() [2/2]

◆ drawPoints() [1/2]

◆ drawPoints() [2/2]

◆ drawPolygon() [1/2]

◆ drawPolygon() [2/2]

◆ drawRects() [1/2]

◆ drawRects() [2/2]

◆ drawStaticTextItem()

◆ drawTextItem()

◆ drawTiledPixmap()

◆ end()

◆ fill()

◆ fillPath()

◆ fillPolygon()

◆ fillRect() [1/2]

◆ fillRect() [2/2]

◆ opacityChanged()

◆ penChanged()

◆ Q_DECLARE_PRIVATE()

◆ renderHintsChanged()

◆ setState()

◆ stroke()

◆ transformChanged()

◆ type()