QwtRichTextEngine(3) Qwt User's Guide QwtRichTextEngine(3)

QwtRichTextEngine - A text engine for Qt rich texts.

#include <qwt_text_engine.h>

Inherits QwtTextEngine.


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

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.

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.

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.

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.

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.

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.

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Sun Jul 18 2021 Version 6.2.0