#include <qopenglpaintengine_p.h>

Inheritance diagram for QOpenGL2PaintEngineEx:

Collaboration diagram for QOpenGL2PaintEngineEx:

Public Member Functions
	QOpenGL2PaintEngineEx ()

	~QOpenGL2PaintEngineEx ()

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

void	ensureActive ()

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

virtual void	clipEnabledChanged () override

virtual void	penChanged () override

virtual void	brushChanged () override

virtual void	brushOriginChanged () override

virtual void	opacityChanged () override

virtual void	compositionModeChanged () override

virtual void	renderHintsChanged () override

virtual void	transformChanged () override

virtual void	drawPixmap (const QRectF &r, const QPixmap &pm, const QRectF &sr) override
	Reimplement this function to draw the part of the pm specified by the sr rectangle in the given r.

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

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

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

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

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

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

virtual void	drawStaticTextItem (QStaticTextItem *textItem) override

bool	drawTexture (const QRectF &r, GLuint textureId, const QSize &size, const QRectF &sr)

Type	type () const override
	Reimplement this function to return the paint engine \l{Type}.

virtual void	setState (QPainterState *s) override

virtual QPainterState *	createState (QPainterState *orig) const override

QOpenGL2PaintEngineState *	state ()

const QOpenGL2PaintEngineState *	state () const

void	beginNativePainting () override

void	endNativePainting () override

void	invalidateState ()

void	setRenderTextActive (bool)

bool	isNativePaintingActive () const

bool	requiresPretransformedGlyphPositions (QFontEngine *, const QTransform &) const override

bool	shouldDrawCachedGlyphs (QFontEngine *, const QTransform &) const override

Public Member Functions inherited from QPaintEngineEx
	QPaintEngineEx ()

virtual QPainterState *	createState (QPainterState *orig) const

virtual void	draw (const QVectorPath &path)

virtual void	fill (const QVectorPath &path, const QBrush &brush)=0

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

virtual void	clip (const QVectorPath &path, Qt::ClipOperation op)=0

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

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

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

virtual void	clipEnabledChanged ()=0

virtual void	penChanged ()=0

virtual void	brushChanged ()=0

virtual void	brushOriginChanged ()=0

virtual void	opacityChanged ()=0

virtual void	compositionModeChanged ()=0

virtual void	renderHintsChanged ()=0

virtual void	transformChanged ()=0

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

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

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

virtual void	drawRects (const QRect *rects, int rectCount) override
	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.

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

virtual void	drawLines (const QLine *lines, int lineCount) override
	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.

virtual void	drawLines (const QLineF *lines, int lineCount) override
	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.

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

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

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

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

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

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

virtual void	drawPolygon (const QPoint *points, int pointCount, PolygonDrawMode mode) override
	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.

virtual void	drawPixmap (const QRectF &r, const QPixmap &pm, const QRectF &sr) override=0
	Reimplement this function to draw the part of the pm specified by the sr rectangle in the given r.

virtual void	drawPixmap (const QPointF &pos, const QPixmap &pm)

virtual void	drawImage (const QRectF &r, const QImage &pm, const QRectF &sr, Qt::ImageConversionFlags flags=Qt::AutoColor) override=0
	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.

virtual void	drawImage (const QPointF &pos, const QImage &image)

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

virtual void	drawPixmapFragments (const QPainter::PixmapFragment *fragments, int fragmentCount, const QPixmap &pixmap, QFlags< QPainter::PixmapFragmentHint > hints)

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

virtual void	drawStaticTextItem (QStaticTextItem *)

virtual void	setState (QPainterState *s)

QPainterState *	state ()

const QPainterState *	state () const

virtual void	sync ()

virtual void	beginNativePainting ()

virtual void	endNativePainting ()

virtual uint	flags () const

virtual bool	requiresPretransformedGlyphPositions (QFontEngine *fontEngine, const QTransform &m) const

virtual bool	shouldDrawCachedGlyphs (QFontEngine *fontEngine, const QTransform &m) const

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.

virtual bool	begin (QPaintDevice *pdev)=0
	Reimplement this function to initialise your paint engine when painting is to start on the paint device pdev.

virtual bool	end ()=0
	Reimplement this function to finish painting on the current paint device.

virtual void	updateState (const QPaintEngineState &state)=0
	Reimplement this function to update the state of a paint engine.

virtual 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.

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

virtual 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.

virtual 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.

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

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

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

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

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

virtual 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.

virtual 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.

virtual void	drawPixmap (const QRectF &r, const QPixmap &pm, const QRectF &sr)=0
	Reimplement this function to draw the part of the pm specified by the sr rectangle in the given r.

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

virtual 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.

virtual 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.

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

virtual Type	type () const =0
	Reimplement this function to return the paint engine \l{Type}.

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)

Friends
class	QOpenGLEngineShaderManager

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

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 Member Functions inherited from QPaintEngineEx
	QPaintEngineEx (QPaintEngineExPrivate &data)

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

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 75 of file qopenglpaintengine_p.h.

Constructor & Destructor Documentation

◆ QOpenGL2PaintEngineEx()

QOpenGL2PaintEngineEx::QOpenGL2PaintEngineEx ( )

Definition at line 1331 of file qopenglpaintengine.cpp.

References QPaintEngine::~QPaintEngine(), QPaintEngine::gccaps, and QPaintEngine::RasterOpModes.

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◆ ~QOpenGL2PaintEngineEx()

QOpenGL2PaintEngineEx::~QOpenGL2PaintEngineEx ( )

Definition at line 1337 of file qopenglpaintengine.cpp.

Member Function Documentation

◆ begin()

bool QOpenGL2PaintEngineEx::begin ( QPaintDevice * pdev )

overridevirtual

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 2179 of file qopenglpaintengine.cpp.

References QOpenGLPaintDevicePrivate::beginPaint(), BrushDrawingMode, QSurfaceFormat::CoreProfile, QOpenGLContext::currentContext(), d, QPaintDevice::devType(), QOpenGLContext::format(), QFontEngine::Format_A32, QFontEngine::Format_A8, QOpenGLPaintDevicePrivate::get(), GL_MULTISAMPLE, QSize::height(), i, QRegion::isEmpty(), QInternal::OpenGL, Q_ASSERT, qMakePair(), QOpenGLEngineShaderManager, QT_GL_VERTEX_ARRAY_TRACKED_COUNT, qWarning, QOpenGLBuffer::StreamDraw, QPaintEngine::systemClip(), and QSize::width().

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◆ beginNativePainting()

void QOpenGL2PaintEngineEx::beginNativePainting ( )

overridevirtual

Reimplemented from QPaintEngineEx.

Definition at line 665 of file qopenglpaintengine.cpp.

References BrushDrawingMode, QSurfaceFormat::CompatibilityProfile, QOpenGLContext::currentContext(), d, QTransform::dx(), QTransform::dy(), ensureActive(), fmt, GLuint, QSize::height(), i, QTransform::m11(), QTransform::m12(), QTransform::m13(), QTransform::m21(), QTransform::m22(), QTransform::m23(), QTransform::m33(), QPainterState::matrix, Q_ASSERT, QByteArrayLiteral, QT_GL_VERTEX_ARRAY_TRACKED_COUNT, QT_UNKNOWN_TEXTURE_UNIT, state(), and QSize::width().

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◆ brushChanged()

void QOpenGL2PaintEngineEx::brushChanged ( )

overridevirtual

Implements QPaintEngineEx.

Definition at line 1450 of file qopenglpaintengine.cpp.

◆ brushOriginChanged()

void QOpenGL2PaintEngineEx::brushOriginChanged ( )

overridevirtual

Implements QPaintEngineEx.

Definition at line 1452 of file qopenglpaintengine.cpp.

References d.

◆ clip()

void QOpenGL2PaintEngineEx::clip	(	const QVectorPath &	path,
		Qt::ClipOperation	op
	)

overridevirtual

Implements QPaintEngineEx.

Definition at line 2503 of file qopenglpaintengine.cpp.

References QOpenGL2PaintEngineState::canRestoreClip, QOpenGL2PaintEngineState::clipChanged, QOpenGL2PaintEngineState::clipTestEnabled, QOpenGL2PaintEngineState::currentClip, d, ensureActive(), Qt::IntersectClip, QRect::intersected(), QTransform::mapRect(), QPainterState::matrix, Qt::NoClip, qFuzzyIsNull(), qt_mapFillRect(), rect, QOpenGL2PaintEngineState::rectangleClip, QVectorPath::RectangleHint, Qt::ReplaceClip, state(), QTransform::TxRotate, and QTransform::TxScale.

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◆ clipEnabledChanged()

void QOpenGL2PaintEngineEx::clipEnabledChanged ( )

overridevirtual

Implements QPaintEngineEx.

Definition at line 2405 of file qopenglpaintengine.cpp.

References QOpenGL2PaintEngineState::clipChanged, d, QPaintEngine::painter(), and state().

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◆ compositionModeChanged()

void QOpenGL2PaintEngineEx::compositionModeChanged ( )

overridevirtual

Implements QPaintEngineEx.

Definition at line 1469 of file qopenglpaintengine.cpp.

References QOpenGL2PaintEngineState::compositionModeChanged, d, and state().

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◆ createState()

QPainterState * QOpenGL2PaintEngineEx::createState ( QPainterState * orig ) const

overridevirtual

Reimplemented from QPaintEngineEx.

Definition at line 2663 of file qopenglpaintengine.cpp.

References ensureActive().

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◆ drawImage()

void QOpenGL2PaintEngineEx::drawImage	(	const QRectF &	r,
		const QImage &	pm,
		const QRectF &	sr,
		Qt::ImageConversionFlags	flags = `Qt::AutoColor`
	)

overridevirtual

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 1551 of file qopenglpaintengine.cpp.

References QOpenGLEngineShaderManager::AlphaImageSrc, d, drawImage(), ensureActive(), QImage::Format_Alpha8, QImage::Format_ARGB32, QImage::Format_Grayscale16, QImage::Format_Grayscale8, QImage::Format_RGBA16FPx4, QImage::Format_RGBA32FPx4, QImage::Format_RGBA64, QImage::Format_RGBA8888, GL_CLAMP_TO_EDGE, GLenum(), QOpenGLEngineShaderManager::GrayscaleImageSrc, QImage::height(), ImageDrawingMode, QOpenGLEngineShaderManager::ImageSrc, Qt::KeepAspectRatio, QOpenGLEngineShaderManager::NonPremultipliedImageSrc, QOpenGLTextureUploader::PremultipliedAlphaBindOption, QT_IMAGE_TEXTURE_UNIT, QPainterState::renderHints, scaled(), scaleRect(), QPainter::SmoothPixmapTransform, state(), QOpenGLFunctions::TextureRGFormats, QOpenGLTextureUploader::UseRedForAlphaAndLuminanceBindOption, and QImage::width().

Referenced by drawImage(), and drawPixmap().

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◆ drawPixmap()

void QOpenGL2PaintEngineEx::drawPixmap	(	const QRectF &	r,
		const QPixmap &	pm,
		const QRectF &	sr
	)

overridevirtual

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

Implements QPaintEngineEx.

Definition at line 1515 of file qopenglpaintengine.cpp.

References d, drawImage(), drawPixmap(), ensureActive(), GL_CLAMP_TO_EDGE, GLenum(), QImage::height(), ImageDrawingMode, QOpenGLEngineShaderManager::ImageSrc, Qt::KeepAspectRatio, QOpenGLEngineShaderManager::PatternSrc, pixmap, QT_IMAGE_TEXTURE_UNIT, QPaintEngine::Raster, QPainterState::renderHints, scaled(), scaleRect(), QPainter::SmoothPixmapTransform, state(), and QImage::width().

Referenced by drawPixmap().

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◆ drawPixmapFragments()

QT_WARNING_POP void QOpenGL2PaintEngineEx::drawPixmapFragments	(	const QPainter::PixmapFragment *	fragments,
		int	fragmentCount,
		const QPixmap &	pixmap,
		QPainter::PixmapFragmentHints	hints
	)

overridevirtual

Definition at line 2077 of file qopenglpaintengine.cpp.

References QPainter::CompositionMode_Plus, d, QPaintEngineEx::drawPixmapFragments(), ensureActive(), Qt::KeepAspectRatio, pixmap, scaled(), and state().

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◆ drawStaticTextItem()

void QOpenGL2PaintEngineEx::drawStaticTextItem ( QStaticTextItem * textItem )

overridevirtual

Reimplemented from QPaintEngineEx.

Definition at line 1609 of file qopenglpaintengine.cpp.

References QPainter::CompositionMode_Source, QPainter::CompositionMode_SourceOver, d, QPaintEngineEx::drawStaticTextItem(), ensureActive(), QStaticTextItem::fontEngine(), QFontEngine::Format_A32, QFontEngine::Format_A8, QFontEngine::Format_None, QFontEngine::glyphFormat, shouldDrawCachedGlyphs(), state(), and QTransform::TxTranslate.

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◆ drawTextItem()

void QOpenGL2PaintEngineEx::drawTextItem	(	const QPointF &	p,
		const QTextItem &	textItem
	)

overridevirtual

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 1656 of file qopenglpaintengine.cpp.

References QPainterState::composition_mode, QPainter::CompositionMode_Source, QPainter::CompositionMode_SourceOver, d, QVarLengthArray< T, Prealloc >::data(), QPaintEngine::drawTextItem(), ensureActive(), QTextItemInt::flags, QTextItemInt::fontEngine, QFontEngine::Format_A32, QFontEngine::Format_A8, QFontEngine::Format_None, QTransform::fromTranslate(), QFontEngine::getGlyphPositions(), QFontEngine::glyphFormat, QStaticTextItem::glyphPositions, QStaticTextItem::glyphs, QTextItemInt::glyphs, QStaticTextItem::numGlyphs, positions, QStaticTextItem::setFontEngine(), shouldDrawCachedGlyphs(), QVLABaseBase::size(), state(), and QTransform::TxTranslate.

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◆ drawTexture()

bool QOpenGL2PaintEngineEx::drawTexture	(	const QRectF &	r,
		GLuint	textureId,
		const QSize &	size,
		const QRectF &	sr
	)

Definition at line 1636 of file qopenglpaintengine.cpp.

References d, ensureActive(), GL_CLAMP_TO_EDGE, GLenum(), ImageDrawingMode, QOpenGLEngineShaderManager::ImageSrc, QT_IMAGE_TEXTURE_UNIT, QPainterState::renderHints, QPainter::SmoothPixmapTransform, and state().

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◆ end()

bool QOpenGL2PaintEngineEx::end ( )

overridevirtual

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 2291 of file qopenglpaintengine.cpp.

References BrushDrawingMode, d, QOpenGLPaintDevicePrivate::endPaint(), and QOpenGLPaintDevicePrivate::get().

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◆ endNativePainting()

void QOpenGL2PaintEngineEx::endNativePainting ( )

overridevirtual

Reimplemented from QPaintEngineEx.

Definition at line 755 of file qopenglpaintengine.cpp.

References d.

◆ ensureActive()

void QOpenGL2PaintEngineEx::ensureActive ( )

Definition at line 2323 of file qopenglpaintengine.cpp.

References BrushDrawingMode, d, GLfloat(), i, QPaintEngine::isActive(), setState(), and state().

Referenced by beginNativePainting(), clip(), createState(), drawImage(), drawPixmap(), drawPixmapFragments(), drawStaticTextItem(), drawTextItem(), drawTexture(), fill(), and stroke().

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◆ fill()

void QOpenGL2PaintEngineEx::fill	(	const QVectorPath &	path,
		const QBrush &	brush
	)

overridevirtual

Implements QPaintEngineEx.

Definition at line 1341 of file qopenglpaintengine.cpp.

References d, ensureActive(), Qt::NoBrush, and qbrush_style().

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◆ invalidateState()

void QOpenGL2PaintEngineEx::invalidateState ( )

Definition at line 762 of file qopenglpaintengine.cpp.

References d.

◆ isNativePaintingActive()

bool QOpenGL2PaintEngineEx::isNativePaintingActive ( ) const

Definition at line 768 of file qopenglpaintengine.cpp.

References d.

◆ opacityChanged()

void QOpenGL2PaintEngineEx::opacityChanged ( )

overridevirtual

Implements QPaintEngineEx.

Definition at line 1458 of file qopenglpaintengine.cpp.

References d, QOpenGL2PaintEngineState::opacityChanged, Q_ASSERT, and state().

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◆ penChanged()

void QOpenGL2PaintEngineEx::penChanged ( )

overridevirtual

Implements QPaintEngineEx.

Definition at line 1449 of file qopenglpaintengine.cpp.

◆ renderHintsChanged()

void QOpenGL2PaintEngineEx::renderHintsChanged ( )

overridevirtual

Implements QPaintEngineEx.

Definition at line 1477 of file qopenglpaintengine.cpp.

References QPainter::Antialiasing, QOpenGLContext::currentContext(), d, GL_MULTISAMPLE, GLuint, QOpenGL2PaintEngineState::renderHintsChanged, and state().

Referenced by setState().

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◆ requiresPretransformedGlyphPositions()

bool QOpenGL2PaintEngineEx::requiresPretransformedGlyphPositions	(	QFontEngine *	,
		const QTransform &
	)		const

inlineoverridevirtual

Reimplemented from QPaintEngineEx.

Definition at line 128 of file qopenglpaintengine_p.h.

◆ setRenderTextActive()

void QOpenGL2PaintEngineEx::setRenderTextActive ( bool )

◆ setState()

void QOpenGL2PaintEngineEx::setState ( QPainterState * s )

overridevirtual

Reimplemented from QPaintEngineEx.

Definition at line 2620 of file qopenglpaintengine.cpp.

References QOpenGL2PaintEngineState::canRestoreClip, QOpenGL2PaintEngineState::clipChanged, QOpenGL2PaintEngineState::compositionModeChanged, d, QOpenGL2PaintEngineState::matrixChanged, QOpenGL2PaintEngineState::opacityChanged, QOpenGL2PaintEngineState::renderHintsChanged, renderHintsChanged(), QPaintEngineEx::setState(), and state().

Referenced by ensureActive().

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◆ shouldDrawCachedGlyphs()

bool QOpenGL2PaintEngineEx::shouldDrawCachedGlyphs	(	QFontEngine *	fontEngine,
		const QTransform &	t
	)		const

overridevirtual

Reimplemented from QPaintEngineEx.

Definition at line 1726 of file qopenglpaintengine.cpp.

References QPaintEngineEx::shouldDrawCachedGlyphs(), QFontEngine::supportsTransformation(), and QTransform::TxProject.

Referenced by drawStaticTextItem(), and drawTextItem().

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◆ state() [1/2]

QOpenGL2PaintEngineState * QOpenGL2PaintEngineEx::state ( )

inline

Definition at line 113 of file qopenglpaintengine_p.h.

References QPaintEngineEx::state().

Referenced by beginNativePainting(), clip(), clipEnabledChanged(), compositionModeChanged(), drawImage(), drawPixmap(), drawPixmapFragments(), drawStaticTextItem(), drawTextItem(), drawTexture(), ensureActive(), opacityChanged(), renderHintsChanged(), setState(), stroke(), and transformChanged().

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◆ state() [2/2]

const QOpenGL2PaintEngineState * QOpenGL2PaintEngineEx::state ( ) const

inline

Definition at line 116 of file qopenglpaintengine_p.h.

References QPaintEngineEx::state().

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◆ stroke()

void QOpenGL2PaintEngineEx::stroke	(	const QVectorPath &	path,
		const QPen &	pen
	)

overridevirtual

Reimplemented from QPaintEngineEx.

Definition at line 1355 of file qopenglpaintengine.cpp.

References d, ensureActive(), QPen::isCosmetic(), Qt::NoBrush, Qt::NoPen, qbrush_style(), qpen_brush(), qpen_style(), qt_scaleForTransform(), state(), and QPaintEngineEx::stroke().

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◆ transformChanged()

void QOpenGL2PaintEngineEx::transformChanged ( )

overridevirtual

Implements QPaintEngineEx.

Definition at line 1502 of file qopenglpaintengine.cpp.

References d, QOpenGL2PaintEngineState::matrixChanged, and state().

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◆ type()

Type QOpenGL2PaintEngineEx::type ( ) const

inlineoverridevirtual

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

Implements QPaintEngine.

Definition at line 109 of file qopenglpaintengine_p.h.

References QPaintEngine::OpenGL2.

Friends And Related Symbol Documentation

◆ QOpenGLEngineShaderManager

friend class QOpenGLEngineShaderManager

friend

Definition at line 134 of file qopenglpaintengine_p.h.

Referenced by begin().

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

qtbase/src/opengl/qopenglpaintengine_p.h
qtbase/src/opengl/qopenglpaintengine.cpp

Public Member Functions

Friends

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ QOpenGL2PaintEngineEx()

◆ ~QOpenGL2PaintEngineEx()

Member Function Documentation

◆ begin()

◆ beginNativePainting()

◆ brushChanged()

◆ brushOriginChanged()

◆ clip()

◆ clipEnabledChanged()

◆ compositionModeChanged()

◆ createState()

◆ drawImage()

◆ drawPixmap()

◆ drawPixmapFragments()

◆ drawStaticTextItem()

◆ drawTextItem()

◆ drawTexture()

◆ end()

◆ endNativePainting()

◆ ensureActive()

◆ fill()

◆ invalidateState()

◆ isNativePaintingActive()

◆ opacityChanged()

◆ penChanged()

◆ renderHintsChanged()

◆ requiresPretransformedGlyphPositions()

◆ setRenderTextActive()

◆ setState()

◆ shouldDrawCachedGlyphs()

◆ state() [1/2]

◆ state() [2/2]

◆ stroke()

◆ transformChanged()

◆ type()

Friends And Related Symbol Documentation

◆ QOpenGLEngineShaderManager