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Internal/Contributor docs for the Qt SDK. Note: These are NOT official API docs; those are found at https://doc.qt.io/
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QRegionPrivate Struct Reference
Collaboration diagram for QRegionPrivate:

Public Member Functions

constexpr QRegionPrivate ()
 QRegionPrivate (const QRect &r)
void intersect (const QRect &r)
bool contains (const QRegionPrivate &r) const
bool contains (const QRect &r2) const
bool within (const QRect &r1) const
void updateInnerRect (const QRect &rect)
void vectorize ()
const QRect * begin () const noexcept
const QRect * end () const noexcept
void append (const QRect *r)
void append (const QRegionPrivate *r)
void prepend (const QRect *r)
void prepend (const QRegionPrivate *r)
bool canAppend (const QRect *r) const
bool canAppend (const QRegionPrivate *r) const
bool canPrepend (const QRect *r) const
bool canPrepend (const QRegionPrivate *r) const
bool mergeFromRight (QRect *left, const QRect *right)
bool mergeFromLeft (QRect *left, const QRect *right)
bool mergeFromBelow (QRect *top, const QRect *bottom, const QRect *nextToTop, const QRect *nextToBottom)
bool mergeFromAbove (QRect *bottom, const QRect *top, const QRect *nextToBottom, const QRect *nextToTop)
constexpr QRegionPrivate ()
 QRegionPrivate (const QRect &r)
void intersect (const QRect &r)
bool contains (const QRegionPrivate &r) const
bool contains (const QRect &r2) const
bool within (const QRect &r1) const
void updateInnerRect (const QRect &rect)
void vectorize ()
const QRect * begin () const noexcept
const QRect * end () const noexcept
void append (const QRect *r)
void append (const QRegionPrivate *r)
void prepend (const QRect *r)
void prepend (const QRegionPrivate *r)
bool canAppend (const QRect *r) const
bool canAppend (const QRegionPrivate *r) const
bool canPrepend (const QRect *r) const
bool canPrepend (const QRegionPrivate *r) const
bool mergeFromRight (QRect *left, const QRect *right)
bool mergeFromLeft (QRect *left, const QRect *right)
bool mergeFromBelow (QRect *top, const QRect *bottom, const QRect *nextToTop, const QRect *nextToBottom)
bool mergeFromAbove (QRect *bottom, const QRect *top, const QRect *nextToBottom, const QRect *nextToTop)

Public Attributes

int numRects
int innerArea
QList< QRect > rects
QRect extents
QRect innerRect

Detailed Description

Definition at line 1072 of file qregion.cpp.

Constructor & Destructor Documentation

◆ QRegionPrivate() [1/4]

QRegionPrivate::QRegionPrivate ( )
inlineconstexpr

Definition at line 1079 of file qregion.cpp.

References innerArea, and numRects.

◆ QRegionPrivate() [2/4]

QRegionPrivate::QRegionPrivate ( const QRect & r)
inline

Definition at line 1080 of file qregion.cpp.

References QRegionPrivate(), innerArea, and numRects.

Referenced by QRegionPrivate(), and UnionRectWithRegion().

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◆ QRegionPrivate() [3/4]

QRegionPrivate::QRegionPrivate ( )
inlineconstexpr

Definition at line 1079 of file qregion.cpp.

◆ QRegionPrivate() [4/4]

QRegionPrivate::QRegionPrivate ( const QRect & r)
inline

Definition at line 1080 of file qregion.cpp.

Member Function Documentation

◆ append() [1/4]

void QRegionPrivate::append ( const QRect * r)
inline

Definition at line 1297 of file qregion.cpp.

References mergeFromBelow(), mergeFromRight(), numRects, updateInnerRect(), and vectorize().

Referenced by UnionRectWithRegion().

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◆ append() [2/4]

void QRegionPrivate::append ( const QRect * r)
inline

◆ append() [3/4]

void QRegionPrivate::append ( const QRegionPrivate * r)

Definition at line 1328 of file qregion.cpp.

References innerArea, isEmptyHelper(), mergeFromBelow(), mergeFromRight(), numRects, and vectorize().

Referenced by XorRegion().

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◆ append() [4/4]

void QRegionPrivate::append ( const QRegionPrivate * r)

◆ begin() [1/2]

const QRect * QRegionPrivate::begin ( ) const
inlinenoexcept

Definition at line 1129 of file qregion.cpp.

Referenced by end().

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◆ begin() [2/2]

const QRect * QRegionPrivate::begin ( ) const
inlinenoexcept

Definition at line 1129 of file qregion.cpp.

◆ canAppend() [1/4]

bool QRegionPrivate::canAppend ( const QRect * r) const
inline

Definition at line 1506 of file qregion.cpp.

Referenced by UnionRectWithRegion().

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◆ canAppend() [2/4]

bool QRegionPrivate::canAppend ( const QRect * r) const
inline

◆ canAppend() [3/4]

bool QRegionPrivate::canAppend ( const QRegionPrivate * r) const
inline

Definition at line 1523 of file qregion.cpp.

References numRects.

Referenced by UnionRegion(), and XorRegion().

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◆ canAppend() [4/4]

bool QRegionPrivate::canAppend ( const QRegionPrivate * r) const
inline

◆ canPrepend() [1/4]

bool QRegionPrivate::canPrepend ( const QRect * r) const
inline

Definition at line 1528 of file qregion.cpp.

◆ canPrepend() [2/4]

bool QRegionPrivate::canPrepend ( const QRect * r) const
inline

◆ canPrepend() [3/4]

bool QRegionPrivate::canPrepend ( const QRegionPrivate * r) const
inline

Definition at line 1545 of file qregion.cpp.

References numRects.

◆ canPrepend() [4/4]

bool QRegionPrivate::canPrepend ( const QRegionPrivate * r) const
inline

◆ contains() [1/4]

bool QRegionPrivate::contains ( const QRect & r2) const
inline

Definition at line 1098 of file qregion.cpp.

◆ contains() [2/4]

bool QRegionPrivate::contains ( const QRect & r2) const
inline

Definition at line 1098 of file qregion.cpp.

◆ contains() [3/4]

bool QRegionPrivate::contains ( const QRegionPrivate & r) const
inline

Definition at line 1094 of file qregion.cpp.

Referenced by SubtractRegion(), UnionRegion(), and XorRegion().

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◆ contains() [4/4]

bool QRegionPrivate::contains ( const QRegionPrivate & r) const
inline

Definition at line 1094 of file qregion.cpp.

◆ end() [1/2]

const QRect * QRegionPrivate::end ( ) const
inlinenoexcept

Definition at line 1132 of file qregion.cpp.

References begin(), and numRects.

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◆ end() [2/2]

const QRect * QRegionPrivate::end ( ) const
inlinenoexcept

Definition at line 1132 of file qregion.cpp.

◆ intersect() [1/2]

void QRegionPrivate::intersect ( const QRect & r)

Definition at line 1244 of file qregion.cpp.

References innerArea, numRects, and updateInnerRect().

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◆ intersect() [2/2]

void QRegionPrivate::intersect ( const QRect & r)

◆ mergeFromAbove() [1/2]

bool QRegionPrivate::mergeFromAbove ( QRect * bottom,
const QRect * top,
const QRect * nextToBottom,
const QRect * nextToTop )
inline

Definition at line 1221 of file qregion.cpp.

References canMergeFromBelow(), and updateInnerRect().

Referenced by prepend(), and prepend().

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◆ mergeFromAbove() [2/2]

bool QRegionPrivate::mergeFromAbove ( QRect * bottom,
const QRect * top,
const QRect * nextToBottom,
const QRect * nextToTop )
inline

◆ mergeFromBelow() [1/2]

bool QRegionPrivate::mergeFromBelow ( QRect * top,
const QRect * bottom,
const QRect * nextToTop,
const QRect * nextToBottom )
inline

Definition at line 1209 of file qregion.cpp.

References canMergeFromBelow(), and updateInnerRect().

Referenced by append(), and append().

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◆ mergeFromBelow() [2/2]

bool QRegionPrivate::mergeFromBelow ( QRect * top,
const QRect * bottom,
const QRect * nextToTop,
const QRect * nextToBottom )
inline

◆ mergeFromLeft() [1/2]

bool QRegionPrivate::mergeFromLeft ( QRect * left,
const QRect * right )
inline

Definition at line 1185 of file qregion.cpp.

References canMergeFromLeft(), and updateInnerRect().

Referenced by prepend(), and prepend().

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◆ mergeFromLeft() [2/2]

bool QRegionPrivate::mergeFromLeft ( QRect * left,
const QRect * right )
inline

◆ mergeFromRight() [1/2]

bool QRegionPrivate::mergeFromRight ( QRect * left,
const QRect * right )
inline

Definition at line 1175 of file qregion.cpp.

References canMergeFromRight(), and updateInnerRect().

Referenced by append(), and append().

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◆ mergeFromRight() [2/2]

bool QRegionPrivate::mergeFromRight ( QRect * left,
const QRect * right )
inline

◆ prepend() [1/4]

void QRegionPrivate::prepend ( const QRect * r)

Definition at line 1474 of file qregion.cpp.

References mergeFromAbove(), mergeFromLeft(), numRects, updateInnerRect(), and vectorize().

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◆ prepend() [2/4]

void QRegionPrivate::prepend ( const QRect * r)

◆ prepend() [3/4]

void QRegionPrivate::prepend ( const QRegionPrivate * r)

Definition at line 1401 of file qregion.cpp.

References innerArea, isEmptyHelper(), mergeFromAbove(), mergeFromLeft(), numRects, and vectorize().

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◆ prepend() [4/4]

void QRegionPrivate::prepend ( const QRegionPrivate * r)

◆ updateInnerRect() [1/2]

void QRegionPrivate::updateInnerRect ( const QRect & rect)
inline

Definition at line 1113 of file qregion.cpp.

References innerArea.

Referenced by append(), intersect(), mergeFromAbove(), mergeFromBelow(), mergeFromLeft(), mergeFromRight(), miCoalesce(), miSetExtents(), prepend(), and PtsToRegion().

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◆ updateInnerRect() [2/2]

void QRegionPrivate::updateInnerRect ( const QRect & rect)
inline

Definition at line 1113 of file qregion.cpp.

◆ vectorize() [1/2]

void QRegionPrivate::vectorize ( )
inline

Definition at line 1121 of file qregion.cpp.

References numRects.

Referenced by append(), append(), miRegionOp(), PolygonRegion(), prepend(), and prepend().

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◆ vectorize() [2/2]

void QRegionPrivate::vectorize ( )
inline

Definition at line 1121 of file qregion.cpp.

◆ within() [1/2]

bool QRegionPrivate::within ( const QRect & r1) const
inline

Definition at line 1107 of file qregion.cpp.

◆ within() [2/2]

bool QRegionPrivate::within ( const QRect & r1) const
inline

Definition at line 1107 of file qregion.cpp.

Member Data Documentation

◆ extents

QRect QRegionPrivate::extents

Definition at line 1076 of file qregion.cpp.

◆ innerArea

int QRegionPrivate::innerArea

Definition at line 1074 of file qregion.cpp.

Referenced by QRegionPrivate(), QRegionPrivate(), append(), intersect(), miSetExtents(), PolygonRegion(), prepend(), PtsToRegion(), UnionRegion(), and updateInnerRect().

◆ innerRect

QRect QRegionPrivate::innerRect

Definition at line 1077 of file qregion.cpp.

◆ numRects

int QRegionPrivate::numRects

Definition at line 1073 of file qregion.cpp.

Referenced by QRegionPrivate(), QRegionPrivate(), append(), append(), canAppend(), canPrepend(), end(), EqualRegion(), intersect(), isEmptyHelper(), miCoalesce(), miIntersectO(), miRegionOp(), miSetExtents(), miSubtractNonO1(), miSubtractO(), miUnionNonO(), miUnionO(), OffsetRegion(), PointInRegion(), PolygonRegion(), prepend(), prepend(), PtsToRegion(), RectInRegion(), UnionRectWithRegion(), and vectorize().

◆ rects

QList< QRect > QRegionPrivate::rects

Definition at line 1075 of file qregion.cpp.

The documentation for this struct was generated from the following file: