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

A text engine for Qt rich texts.

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

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.

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.

Test if a string can be rendered by this text engine

Parameters:

text Text to be tested

Returns:

Qt::mightBeRichText(text);

Implements QwtTextEngine.

Return margins around the texts

Parameters:

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

Implements QwtTextEngine.

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.

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Wed Jan 2 2019 Version 6.1.4