QPicturePrivate Class Reference

#include <qpicture_p.h>

Collaboration diagram for QPicturePrivate:

Public Types
enum	PaintCommand {   PdcNOP = 0 , PdcDrawPoint = 1 , PdcDrawFirst = PdcDrawPoint , PdcMoveTo = 2 ,   PdcLineTo = 3 , PdcDrawLine = 4 , PdcDrawRect = 5 , PdcDrawRoundRect = 6 ,   PdcDrawEllipse = 7 , PdcDrawArc = 8 , PdcDrawPie = 9 , PdcDrawChord = 10 ,   PdcDrawLineSegments = 11 , PdcDrawPolyline = 12 , PdcDrawPolygon = 13 , PdcDrawCubicBezier = 14 ,   PdcDrawText = 15 , PdcDrawTextFormatted = 16 , PdcDrawPixmap = 17 , PdcDrawImage = 18 ,   PdcDrawText2 = 19 , PdcDrawText2Formatted = 20 , PdcDrawTextItem = 21 , PdcDrawLast = PdcDrawTextItem ,   PdcDrawPoints = 22 , PdcDrawWinFocusRect = 23 , PdcDrawTiledPixmap = 24 , PdcDrawPath = 25 ,   PdcBegin = 30 , PdcEnd = 31 , PdcSave = 32 , PdcRestore = 33 ,   PdcSetdev = 34 , PdcSetBkColor = 40 , PdcSetBkMode = 41 , PdcSetROP = 42 ,   PdcSetBrushOrigin = 43 , PdcSetFont = 45 , PdcSetPen = 46 , PdcSetBrush = 47 ,   PdcSetTabStops = 48 , PdcSetTabArray = 49 , PdcSetUnit = 50 , PdcSetVXform = 51 ,   PdcSetWindow = 52 , PdcSetViewport = 53 , PdcSetWXform = 54 , PdcSetWMatrix = 55 ,   PdcSaveWMatrix = 56 , PdcRestoreWMatrix = 57 , PdcSetClip = 60 , PdcSetClipRegion = 61 ,   PdcSetClipPath = 62 , PdcSetRenderHint = 63 , PdcSetCompositionMode = 64 , PdcSetClipEnabled = 65 ,   PdcSetOpacity = 66 , PdcReservedStart = 0 , PdcReservedStop = 199 }

Public Member Functions
	QPicturePrivate ()
	QPicturePrivate (const QPicturePrivate &other)
bool	checkFormat ()
void	resetFormat ()

Public Attributes
QAtomicInt	ref
QBuffer	pictb
int	trecs
bool	formatOk
int	formatMajor
int	formatMinor
QRect	brect
QRect	override_rect
QScopedPointer< QPaintEngine >	paintEngine
bool	in_memory_only
QList< QImage >	image_list
QList< QPixmap >	pixmap_list
QList< QBrush >	brush_list
QList< QPen >	pen_list

Friends
class	QPicturePaintEngine
Q_GUI_EXPORT QDataStream &	operator<< (QDataStream &s, const QPicture &r)
Q_GUI_EXPORT QDataStream &	operator>> (QDataStream &s, QPicture &r)

Detailed Description

Definition at line 36 of file qpicture_p.h.

Member Enumeration Documentation

PaintCommand

enum QPicturePrivate::PaintCommand

Enumerator
PdcNOP
PdcDrawPoint
PdcDrawFirst
PdcMoveTo
PdcLineTo
PdcDrawLine
PdcDrawRect
PdcDrawRoundRect
PdcDrawEllipse
PdcDrawArc
PdcDrawPie
PdcDrawChord
PdcDrawLineSegments
PdcDrawPolyline
PdcDrawPolygon
PdcDrawCubicBezier
PdcDrawText
PdcDrawTextFormatted
PdcDrawPixmap
PdcDrawImage
PdcDrawText2
PdcDrawText2Formatted
PdcDrawTextItem
PdcDrawLast
PdcDrawPoints
PdcDrawWinFocusRect
PdcDrawTiledPixmap
PdcDrawPath
PdcBegin
PdcEnd
PdcSave
PdcRestore
PdcSetdev
PdcSetBkColor
PdcSetBkMode
PdcSetROP
PdcSetBrushOrigin
PdcSetFont
PdcSetPen
PdcSetBrush
PdcSetTabStops
PdcSetTabArray
PdcSetUnit
PdcSetVXform
PdcSetWindow
PdcSetViewport
PdcSetWXform
PdcSetWMatrix
PdcSaveWMatrix
PdcRestoreWMatrix
PdcSetClip
PdcSetClipRegion
PdcSetClipPath
PdcSetRenderHint
PdcSetCompositionMode
PdcSetClipEnabled
PdcSetOpacity
PdcReservedStart
PdcReservedStop

Definition at line 43 of file qpicture_p.h.

Constructor & Destructor Documentation

QPicturePrivate() [1/2]

QPicturePrivate::QPicturePrivate

(

)

Constructs a QPicturePrivate

Definition at line 939 of file qpicture.cpp.

QPicturePrivate() [2/2]

QPicturePrivate::QPicturePrivate

(

const QPicturePrivate &

other

)

Copy-Constructs a QPicturePrivate. Needed when detaching.

Definition at line 949 of file qpicture.cpp.

References QBuffer::open(), other(), pictb, QBuffer::seek(), and QBuffer::setData().

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Member Function Documentation

checkFormat()

bool QPicturePrivate::checkFormat

(

)

Checks data integrity and format version number. Set formatOk to true on success, to false otherwise. Returns the resulting formatOk value.

Definition at line 985 of file qpicture.cpp.

References brect, QBuffer::buffer(), QBuffer::close(), formatMajor, formatMinor, formatOk, QIODevice::isOpen(), mfhdr_maj, QBuffer::open(), PdcBegin, pictb, qChecksum(), qt_mfhdr_tag, qWarning, QIODeviceBase::ReadOnly, resetFormat(), QByteArray::size(), and QBuffer::size().

Referenced by QPicture::boundingRect().

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resetFormat()

void QPicturePrivate::resetFormat

(

)

Sets formatOk to false and resets the format version numbers to default

Definition at line 970 of file qpicture.cpp.

References formatMajor, formatMinor, formatOk, mfhdr_maj, and mfhdr_min.

Referenced by checkFormat().

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Friends And Related Symbol Documentation

operator<<

Q_GUI_EXPORT QDataStream & operator<< ( QDataStream &  s, const QPicture &  r  )

friend

operator>>

Q_GUI_EXPORT QDataStream & operator>> ( QDataStream &  s, QPicture &  r  )

friend

QPicturePaintEngine

friend class QPicturePaintEngine

friend

Definition at line 38 of file qpicture_p.h.

Member Data Documentation

brect

QRect QPicturePrivate::brect

Definition at line 121 of file qpicture_p.h.

Referenced by checkFormat().

brush_list

QList<QBrush> QPicturePrivate::brush_list

Definition at line 127 of file qpicture_p.h.

formatMajor

int QPicturePrivate::formatMajor

Definition at line 119 of file qpicture_p.h.

Referenced by checkFormat(), and resetFormat().

formatMinor

int QPicturePrivate::formatMinor

Definition at line 120 of file qpicture_p.h.

Referenced by checkFormat(), and resetFormat().

formatOk

bool QPicturePrivate::formatOk

Definition at line 118 of file qpicture_p.h.

Referenced by checkFormat(), and resetFormat().

image_list

QList<QImage> QPicturePrivate::image_list

Definition at line 125 of file qpicture_p.h.

in_memory_only

bool QPicturePrivate::in_memory_only

Definition at line 124 of file qpicture_p.h.

override_rect

QRect QPicturePrivate::override_rect

Definition at line 122 of file qpicture_p.h.

paintEngine

QScopedPointer<QPaintEngine> QPicturePrivate::paintEngine

Definition at line 123 of file qpicture_p.h.

pen_list

QList<QPen> QPicturePrivate::pen_list

Definition at line 128 of file qpicture_p.h.

pictb

QBuffer QPicturePrivate::pictb

Definition at line 116 of file qpicture_p.h.

Referenced by QPicturePrivate(), and checkFormat().

pixmap_list

QList<QPixmap> QPicturePrivate::pixmap_list

Definition at line 126 of file qpicture_p.h.

ref

QAtomicInt QPicturePrivate::ref

Definition at line 111 of file qpicture_p.h.

trecs

int QPicturePrivate::trecs

Definition at line 117 of file qpicture_p.h.

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

• qtbase/src/gui/image/qpicture_p.h
• qtbase/src/gui/image/qpicture.cpp