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QwtRichTextEngine - A text engine for Qt rich texts.

NAME  SYNOPSIS  Public Member Functions  Additional Inherited Members  Detailed Description  Constructor & Destructor Documentation  QwtRichTextEngine::QwtRichTextEngine ()  Member Function Documentation  void QwtRichTextEngine::draw (QPainter * painter, const QRectF & rect, intflags, const QString & text) const [override], [virtual]  double QwtRichTextEngine::heightForWidth (const QFont & font, int flags,const QString & text, double width) const [override], [virtual]  bool QwtRichTextEngine::mightRender (const QString & text) const[override], [virtual]  void QwtRichTextEngine::textMargins (const QFont & , const QString & ,double & left, double & right, double & top, double & bottom) const[override], [virtual]  QSizeF QwtRichTextEngine::textSize (const QFont & font, int flags, constQString & text) const [override], [virtual]  Author 

NAME

QwtRichTextEngine − A text engine for Qt rich texts.

SYNOPSIS

#include <qwt_text_engine.h>

Inherits QwtTextEngine.

Public Member Functions

QwtRichTextEngine ()
Constructor.
virtual double heightForWidth (const QFont &font, int flags, const QString &text, double width) const override
virtual QSizeF textSize (const QFont &font, int flags, const QString &text) const override
virtual void draw (QPainter *, const QRectF &rect, int flags, const QString &text) const override
virtual bool mightRender (const QString &) const override
virtual void textMargins (const QFont &, const QString &, double &left, double &right, double &top, double &bottom) const override

Public Member Functions inherited from QwtTextEngine

virtual ˜QwtTextEngine ()
Destructor.

Additional Inherited Members

Protected Member Functions inherited from QwtTextEngine

QwtTextEngine ()
Constructor.

Detailed Description

A text engine for Qt rich texts.

QwtRichTextEngine renders Qt rich texts using the classes of the Scribe framework of Qt.

Definition at line 147 of file qwt_text_engine.h.

Constructor & Destructor Documentation

QwtRichTextEngine::QwtRichTextEngine ()

Constructor.

Definition at line 248 of file qwt_text_engine.cpp.

Member Function Documentation

void QwtRichTextEngine::draw (QPainter * painter, const QRectF & rect, intflags, const QString & text) const [override], [virtual]

Draw the text in a clipping rectangle

Parameters

painter Painter
rect
Clipping rectangle
flags
Bitwise OR of the flags like in for QPainter::drawText()
text
Text to be rendered

Implements QwtTextEngine.

Definition at line 305 of file qwt_text_engine.cpp.

double QwtRichTextEngine::heightForWidth (const QFont & font, int flags,const QString & text, double width) const [override], [virtual]

Find the height for a given width

Parameters

font Font of the text
flags
Bitwise OR of the flags used like in QPainter::drawText()
text
Text to be rendered
width
Width

Returns

Calculated height

Implements QwtTextEngine.

Definition at line 262 of file qwt_text_engine.cpp.

bool QwtRichTextEngine::mightRender (const QString & text) const[override], [virtual]

Test if a string can be rendered by this text engine

Parameters

text Text to be tested

Returns

Qt::mightBeRichText(text);

Implements QwtTextEngine.

Definition at line 331 of file qwt_text_engine.cpp.

void QwtRichTextEngine::textMargins (const QFont & , const QString & ,double & left, double & right, double & top, double & bottom) const[override], [virtual]

Return margins around the texts

Parameters

left Return 0
right
Return 0
top
Return 0
bottom
Return 0

Implements QwtTextEngine.

Definition at line 344 of file qwt_text_engine.cpp.

QSizeF QwtRichTextEngine::textSize (const QFont & font, int flags, constQString & text) const [override], [virtual]

Returns the size, that is needed to render text

Parameters

font Font of the text
flags
Bitwise OR of the flags used like in QPainter::drawText()
text
Text to be rendered

Returns

Calculated size

Implements QwtTextEngine.

Definition at line 281 of file qwt_text_engine.cpp.

Author

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Updated 2026-06-01 - jenkler.se | uex.se