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Internal/Contributor docs for the Qt SDK. <b>Note:</b> These are NOT official API docs; those are found <a href='https://doc.qt.io/'>here</a>.
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Public Member Functions | Static Public Member Functions | Protected Member Functions | Protected Attributes | Friends | List of all members
QDirectFbBlitter Class Reference

#include <qdirectfbblitter.h>

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Public Member Functions

 QDirectFbBlitter (const QSize &size, IDirectFBSurface *surface)
 
 QDirectFbBlitter (const QSize &size, bool alpha)
 
virtual ~QDirectFbBlitter ()
 
void fillRect (const QRectF &rect, const QColor &color) override
 
void drawPixmap (const QRectF &rect, const QPixmap &pixmap, const QRectF &subrect) override
 
void alphaFillRect (const QRectF &rect, const QColor &color, QPainter::CompositionMode cmode) override
 
void drawPixmapOpacity (const QRectF &rect, const QPixmap &pixmap, const QRectF &subrect, QPainter::CompositionMode cmode, qreal opacity) override
 
bool drawCachedGlyphs (const QPaintEngineState *state, QFontEngine::GlyphFormat glyphFormat, int numGlyphs, const glyph_t *glyphs, const QFixedPoint *positions, QFontEngine *fontEngine) override
 
IDirectFBSurface * dfbSurface () const
 
- Public Member Functions inherited from QBlittable
 QBlittable (const QSize &size, Capabilities caps)
 
virtual ~QBlittable ()
 
Capabilities capabilities () const
 
QSize size () const
 
QImage * lock ()
 
void unlock ()
 
bool isLocked () const
 

Static Public Member Functions

static DFBSurfacePixelFormat alphaPixmapFormat ()
 
static DFBSurfacePixelFormat pixmapFormat ()
 
static DFBSurfacePixelFormat selectPixmapFormat (bool withAlpha)
 

Protected Member Functions

QImage * doLock () override
 
void doUnlock () override
 

Protected Attributes

QDirectFBPointer< IDirectFBSurface > m_surface
 
QImage m_image
 
- Protected Attributes inherited from QBlittable
QBlittablePrivate * d_ptr
 

Friends

class QDirectFbConvenience
 

Additional Inherited Members

- Public Types inherited from QBlittable
enum  Capability {
  SolidRectCapability = 0x0001 , SourcePixmapCapability = 0x0002 , SourceOverPixmapCapability = 0x0004 , SourceOverScaledPixmapCapability = 0x0008 ,
  AlphaFillRectCapability = 0x0010 , OpacityPixmapCapability = 0x0020 , DrawScaledCachedGlyphsCapability = 0x0040 , SubPixelGlyphsCapability = 0x0080 ,
  ComplexClipCapability = 0x0100 , OutlineCapability = 0x0001000
}
 

Detailed Description

Definition at line 15 of file qdirectfbblitter.h.

Constructor & Destructor Documentation

◆ QDirectFbBlitter() [1/2]

QDirectFbBlitter::QDirectFbBlitter ( const QSize & size,
IDirectFBSurface * surface )

Definition at line 28 of file qdirectfbblitter.cpp.

References QScopedPointer< T, Cleanup >::data(), m_surface, and qEnvironmentVariableIntValue().

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◆ QDirectFbBlitter() [2/2]

QDirectFbBlitter::QDirectFbBlitter ( const QSize & size,
bool alpha )

Definition at line 42 of file qdirectfbblitter.cpp.

References alphaPixmapFormat(), QScopedPointer< T, Cleanup >::data(), QDirectFbConvenience::dfbInterface(), m_surface, QDirectFBPointer< T >::outPtr(), pixmapFormat(), qEnvironmentVariableIntValue(), and rect.

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◆ ~QDirectFbBlitter()

QDirectFbBlitter::~QDirectFbBlitter ( )
virtual

Definition at line 73 of file qdirectfbblitter.cpp.

References QBlittable::unlock().

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Member Function Documentation

◆ alphaFillRect()

void QDirectFbBlitter::alphaFillRect ( const QRectF & rect,
const QColor & color,
QPainter::CompositionMode cmode )
overridevirtual

Reimplemented from QBlittable.

Definition at line 103 of file qdirectfbblitter.cpp.

References Qt::blue, QPainter::CompositionMode_Source, QScopedPointer< T, Cleanup >::data(), m_surface, and rect.

Referenced by fillRect().

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◆ alphaPixmapFormat()

DFBSurfacePixelFormat QDirectFbBlitter::alphaPixmapFormat ( )
static

Definition at line 78 of file qdirectfbblitter.cpp.

Referenced by QDirectFbBlitter(), and selectPixmapFormat().

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◆ dfbSurface()

IDirectFBSurface * QDirectFbBlitter::dfbSurface ( ) const
inline

Definition at line 83 of file qdirectfbblitter.h.

References QScopedPointer< T, Cleanup >::data(), and m_surface.

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◆ doLock()

QImage * QDirectFbBlitter::doLock ( )
overrideprotectedvirtual

Implements QBlittable.

Definition at line 279 of file qdirectfbblitter.cpp.

References QScopedPointer< T, Cleanup >::data(), QDirectFbConvenience::imageFormatFromSurfaceFormat(), m_image, m_surface, Q_ASSERT, and QBlittable::size().

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◆ doUnlock()

void QDirectFbBlitter::doUnlock ( )
overrideprotectedvirtual

Implements QBlittable.

Definition at line 385 of file qdirectfbblitter.cpp.

References QScopedPointer< T, Cleanup >::data(), and m_surface.

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◆ drawCachedGlyphs()

bool QDirectFbBlitter::drawCachedGlyphs ( const QPaintEngineState * state,
QFontEngine::GlyphFormat glyphFormat,
int numGlyphs,
const glyph_t * glyphs,
const QFixedPoint * positions,
QFontEngine * fontEngine )
overridevirtual

Reimplemented from QBlittable.

Definition at line 193 of file qdirectfbblitter.cpp.

References cache, cacheKey(), QScopedPointer< T, Cleanup >::data(), QDirectFbConvenience::dfbInterface(), QFontEngine::glyphCache(), QFontEngine::glyphMargin(), i, m_surface, positions, Q_ASSERT, qFloor(), qRound(), QFontEngine::setGlyphCache(), state, QFontEngine::subPixelPositionForX(), and Qt::yellow.

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◆ drawPixmap()

void QDirectFbBlitter::drawPixmap ( const QRectF & rect,
const QPixmap & pixmap,
const QRectF & subrect )
overridevirtual

Implements QBlittable.

Definition at line 98 of file qdirectfbblitter.cpp.

References QPainter::CompositionMode_SourceOver, drawPixmapOpacity(), pixmap, and rect.

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◆ drawPixmapOpacity()

void QDirectFbBlitter::drawPixmapOpacity ( const QRectF & rect,
const QPixmap & pixmap,
const QRectF & subrect,
QPainter::CompositionMode cmode,
qreal opacity )
overridevirtual

Reimplemented from QBlittable.

Definition at line 142 of file qdirectfbblitter.cpp.

References QPainter::CompositionMode_SourceOver, QScopedPointer< T, Cleanup >::data(), Qt::green, m_surface, pixmap, rect, Qt::red, and QBlittable::unlock().

Referenced by drawPixmap().

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◆ fillRect()

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

Implements QBlittable.

Definition at line 93 of file qdirectfbblitter.cpp.

References alphaFillRect(), QPainter::CompositionMode_Source, and rect.

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◆ pixmapFormat()

DFBSurfacePixelFormat QDirectFbBlitter::pixmapFormat ( )
static

Definition at line 83 of file qdirectfbblitter.cpp.

Referenced by QDirectFbBlitter(), and selectPixmapFormat().

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◆ selectPixmapFormat()

DFBSurfacePixelFormat QDirectFbBlitter::selectPixmapFormat ( bool withAlpha)
static

Definition at line 88 of file qdirectfbblitter.cpp.

References alphaPixmapFormat(), and pixmapFormat().

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Friends And Related Symbol Documentation

◆ QDirectFbConvenience

friend class QDirectFbConvenience
friend

Definition at line 50 of file qdirectfbblitter.h.

Member Data Documentation

◆ m_image

QImage QDirectFbBlitter::m_image
protected

Definition at line 48 of file qdirectfbblitter.h.

Referenced by doLock().

◆ m_surface

QDirectFBPointer<IDirectFBSurface> QDirectFbBlitter::m_surface
protected

Definition at line 47 of file qdirectfbblitter.h.

Referenced by QDirectFbBlitter(), QDirectFbBlitter(), alphaFillRect(), dfbSurface(), QDirectFbConvenience::dfbSurfaceForPlatformPixmap(), doLock(), doUnlock(), drawCachedGlyphs(), and drawPixmapOpacity().

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