Qt 6.x
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Classes | Public Member Functions | Public Attributes | List of all members
QClipData Class Reference

#include <qpaintengine_raster_p.h>

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Classes

struct  ClipLine
 

Public Member Functions

 QClipData (int height)
 
 ~QClipData ()
 
void initialize ()
 
ClipLine * clipLines ()
 
QT_FT_Span * spans ()
 
void appendSpan (int x, int length, int y, int coverage)
 
void appendSpans (const QT_FT_Span *s, int num)
 
void setClipRect (const QRect &rect)
 
void setClipRegion (const QRegion &region)
 
void fixup ()
 

Public Attributes

int clipSpanHeight
 
struct QClipData::ClipLine * m_clipLines
 
int allocated
 
int count
 
QT_FT_Span * m_spans
 
int xmin
 
int xmax
 
int ymin
 
int ymax
 
QRect clipRect
 
QRegion clipRegion
 
uint enabled: 1
 
uint hasRectClip: 1
 
uint hasRegionClip: 1
 

Detailed Description

Definition at line 310 of file qpaintengine_raster_p.h.

Constructor & Destructor Documentation

◆ QClipData()

QClipData::QClipData ( int  height)

Definition at line 3774 of file qpaintengine_raster.cpp.

References allocated, clipSpanHeight, hasRectClip, hasRegionClip, m_clipLines, m_spans, xmax, xmin, ymax, and ymin.

◆ ~QClipData()

QClipData::~QClipData ( )

Definition at line 3788 of file qpaintengine_raster.cpp.

References m_clipLines, and m_spans.

Member Function Documentation

◆ appendSpan()

void QClipData::appendSpan ( int  x,
int  length,
int  y,
int  coverage 
)
inline

Definition at line 358 of file qpaintengine_raster_p.h.

References allocated, count, QT_FT_Span_::coverage, QT_FT_Span_::len, m_spans, Q_ASSERT, QT_FT_Span_::x, and QT_FT_Span_::y.

◆ appendSpans()

void QClipData::appendSpans ( const QT_FT_Span *  s,
int  num 
)
inline

Definition at line 373 of file qpaintengine_raster_p.h.

References allocated, m_spans, and Q_ASSERT.

Referenced by qt_span_clip().

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◆ clipLines()

ClipLine * QClipData::clipLines ( )
inline

Definition at line 323 of file qpaintengine_raster_p.h.

References initialize(), and m_clipLines.

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◆ fixup()

void QClipData::fixup ( )

Definition at line 3907 of file qpaintengine_raster.cpp.

References clipRect, QClipData::ClipLine::count, count, hasRectClip, i, QT_FT_Span_::len, m_clipLines, m_spans, Q_ASSERT, QRect::setRect(), QClipData::ClipLine::spans, QT_FT_Span_::x, xmax, xmin, QT_FT_Span_::y, ymax, and ymin.

Referenced by QRasterPaintEngine::clip().

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◆ initialize()

void QClipData::initialize ( )

Definition at line 3796 of file qpaintengine_raster.cpp.

References allocated, QRegion::begin(), clipRect, clipRegion, clipSpanHeight, QClipData::ClipLine::count, count, hasRectClip, hasRegionClip, m_clipLines, m_spans, Q_ASSERT, Q_CHECK_PTR(), qMax(), QT_CATCH, QT_RETHROW, QT_TRY, QRegion::rectCount(), QClipData::ClipLine::spans, QRect::width(), QRect::x(), xmin, ymax, and ymin.

Referenced by QRasterPaintEngine::clip(), clipLines(), qt_span_clip(), and spans().

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◆ setClipRect()

void QClipData::setClipRect ( const QRect &  rect)

Definition at line 3960 of file qpaintengine_raster.cpp.

References clipRect, clipSpanHeight, hasRectClip, hasRegionClip, m_spans, qMin(), rect, xmax, xmin, ymax, and ymin.

Referenced by setClipRegion(), and QRasterPaintEnginePrivate::systemStateChanged().

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◆ setClipRegion()

void QClipData::setClipRegion ( const QRegion &  region)

Definition at line 3986 of file qpaintengine_raster.cpp.

References QRegion::boundingRect(), clipRegion, hasRectClip, hasRegionClip, m_spans, rect, QRegion::rectCount(), setClipRect(), xmax, xmin, ymax, and ymin.

Referenced by QRasterPaintEngine::clip(), and QRasterPaintEnginePrivate::systemStateChanged().

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◆ spans()

QT_FT_Span * QClipData::spans ( )
inline

Definition at line 329 of file qpaintengine_raster_p.h.

References initialize(), and m_spans.

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Member Data Documentation

◆ allocated

int QClipData::allocated

Definition at line 335 of file qpaintengine_raster_p.h.

Referenced by QClipData(), appendSpan(), appendSpans(), initialize(), and qt_span_clip().

◆ clipRect

QRect QClipData::clipRect

Definition at line 340 of file qpaintengine_raster_p.h.

Referenced by QSpanData::adjustSpanMethods(), QRasterPaintEngine::clip(), QDirectFbBlitter::drawCachedGlyphs(), QBlitterPaintEngine::drawPixmap(), QBlitterPaintEngine::fillRect(), QBlitterPaintEnginePrivate::fillRect(), fixup(), initialize(), QRasterPaintEnginePrivate::isUnclipped(), QRasterPaintEnginePrivate::isUnclipped_normalized(), qt_span_fill_clipRect(), and setClipRect().

◆ clipRegion

QRegion QClipData::clipRegion

Definition at line 341 of file qpaintengine_raster_p.h.

Referenced by QRasterPaintEngine::clip(), QBlitterPaintEngine::drawPixmap(), QBlitterPaintEngine::fillRect(), QBlitterPaintEnginePrivate::fillRect(), initialize(), QRasterPaintEnginePrivate::isUnclipped(), QRasterPaintEnginePrivate::isUnclipped_normalized(), and setClipRegion().

◆ clipSpanHeight

int QClipData::clipSpanHeight

Definition at line 315 of file qpaintengine_raster_p.h.

Referenced by QClipData(), initialize(), and setClipRect().

◆ count

int QClipData::count

Definition at line 336 of file qpaintengine_raster_p.h.

Referenced by appendSpan(), fixup(), initialize(), qt_intersect_spans(), and qt_span_clip().

◆ enabled

uint QClipData::enabled

Definition at line 343 of file qpaintengine_raster_p.h.

Referenced by QDirectFbBlitter::drawCachedGlyphs().

◆ hasRectClip

uint QClipData::hasRectClip

Definition at line 344 of file qpaintengine_raster_p.h.

Referenced by QClipData(), QSpanData::adjustSpanMethods(), QRasterPaintEngine::clip(), QDirectFbBlitter::drawCachedGlyphs(), QBlitterPaintEngine::drawCachedGlyphs(), QBlitterPaintEngine::drawPixmap(), QBlitterPaintEngine::fillRect(), QBlitterPaintEnginePrivate::fillRect(), fixup(), initialize(), QRasterPaintEnginePrivate::isUnclipped(), QRasterPaintEnginePrivate::isUnclipped_normalized(), setClipRect(), setClipRegion(), and QBlitterPaintEnginePrivate::updateClipState().

◆ hasRegionClip

uint QClipData::hasRegionClip

Definition at line 345 of file qpaintengine_raster_p.h.

Referenced by QClipData(), QRasterPaintEngine::clip(), QBlitterPaintEngine::drawPixmap(), QBlitterPaintEngine::fillRect(), QBlitterPaintEnginePrivate::fillRect(), initialize(), setClipRect(), setClipRegion(), and QBlitterPaintEnginePrivate::updateClipState().

◆ m_clipLines

struct QClipData::ClipLine * QClipData::m_clipLines

Referenced by QClipData(), ~QClipData(), clipLines(), fixup(), initialize(), qt_alphamapblit_argb32(), qt_alphamapblit_generic(), qt_alphamapblit_quint16(), qt_alphargbblit_argb32(), qt_alphargbblit_generic(), and qt_intersect_spans().

◆ m_spans

QT_FT_Span* QClipData::m_spans

Definition at line 337 of file qpaintengine_raster_p.h.

Referenced by QClipData(), ~QClipData(), appendSpan(), appendSpans(), fixup(), initialize(), qt_intersect_spans(), qt_span_clip(), setClipRect(), setClipRegion(), and spans().

◆ xmax

int QClipData::xmax

Definition at line 338 of file qpaintengine_raster_p.h.

Referenced by QClipData(), fixup(), setClipRect(), and setClipRegion().

◆ xmin

int QClipData::xmin

Definition at line 338 of file qpaintengine_raster_p.h.

Referenced by QClipData(), fixup(), initialize(), setClipRect(), and setClipRegion().

◆ ymax

int QClipData::ymax

Definition at line 338 of file qpaintengine_raster_p.h.

Referenced by QClipData(), fixup(), initialize(), setClipRect(), and setClipRegion().

◆ ymin

int QClipData::ymin

Definition at line 338 of file qpaintengine_raster_p.h.

Referenced by QClipData(), fixup(), initialize(), setClipRect(), and setClipRegion().

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