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QwtPlainTextEngine

A text engine for plain texts.

#include <qwt_text_engine.h>

Inherits QwtTextEngine.


QwtPlainTextEngine ()
Constructor. virtual ~QwtPlainTextEngine ()
Destructor. 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
Draw the text in a clipping rectangle. 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 plain texts.

QwtPlainTextEngine renders texts using the basic Qt classes QPainter and QFontMetrics.

Draw the text in a clipping rectangle. A wrapper for QPainter::drawText.

Parameters:

painter Painter
rect Clipping rectangle
flags Bitwise OR of the flags used like in 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.

Returns:

Always true. All texts can be rendered by QwtPlainTextEngine

Implements QwtTextEngine.

Return margins around the texts

Parameters:

font Font of the text
left Return 0
right Return 0
top Return value for the top margin
bottom Return value for the bottom margin

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.

Generated automatically by Doxygen for Qwt User's Guide from the source code.