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

NAME
       QwtPlainTextEngine - A text engine for plain texts.


SYNOPSIS
       #include <qwt_text_engine.h>

       Inherits QwtTextEngine.

   Public Member Functions
       QwtPlainTextEngine ()
           Constructor.
       virtual ~QwtPlainTextEngine ()
           Destructor.
       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
           Draw the text in a clipping rectangle.
       virtual bool mightRender (const QString &) const override
       virtual void textMargins (const QFont &, const QString &, double &left,
           double &right, double &top, double &bottom) const override

   Additional Inherited Members

Detailed Description
       A text engine for plain texts.

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

       Definition at line 111 of file qwt_text_engine.h.

Member Function Documentation
   void QwtPlainTextEngine::draw (QPainter * painter, const QRectF & rect, int
       flags, const QString & text) const [override],  [virtual]
       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.

       Definition at line 230 of file qwt_text_engine.cpp.

   double QwtPlainTextEngine::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 172 of file qwt_text_engine.cpp.

   bool QwtPlainTextEngine::mightRender (const QString &) const [override],
       [virtual]
       Test if a string can be rendered by this text engine.

       Returns
           Always true. All texts can be rendered by QwtPlainTextEngine

       Implements QwtTextEngine.

       Definition at line 240 of file qwt_text_engine.cpp.

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

       Definition at line 210 of file qwt_text_engine.cpp.

   QSizeF QwtPlainTextEngine::textSize (const QFont & font, int flags, const
       QString & 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 191 of file qwt_text_engine.cpp.


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

Version 6.2.0                   Sun Jul 18 2021          QwtPlainTextEngine(3)