QwtPlainTextEngine(3) Qwt User's Guide QwtPlainTextEngine(3)NAMEQwtPlainTextEngine-
A text engine for plain texts.
SYNOPSIS
#include <qwt_text_engine.h>
Inherits QwtTextEngine.
Public Member Functions
virtual void draw (QPainter *painter, const QRect &rect, int flags,
const QString &text) const
virtual int heightForWidth (const QFont &font, int flags, const QString
&text, int width) const
virtual bool mightRender (const QString &) const
QwtPlainTextEngine ()
virtual void textMargins (const QFont &, const QString &, int &left,
int &right, int &top, int &bottom) const
virtual QSize textSize (const QFont &font, int flags, const QString
&text) const
virtual ~QwtPlainTextEngine ()
Detailed Description
A text engine for plain texts.
QwtPlainTextEngine renders texts using the basic Qt classes QPainter
and QFontMetrics.
Constructor & Destructor Documentation
QwtPlainTextEngine::QwtPlainTextEngine ()
Constructor.
QwtPlainTextEngine::~QwtPlainTextEngine () [virtual]
Destructor.
Member Function Documentation
void QwtPlainTextEngine::draw (QPainter *painter, const QRect &rect,
intflags, const QString &text) const [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.
int QwtPlainTextEngine::heightForWidth (const QFont &font, intflags, const
QString &text, intwidth) const [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.
bool QwtPlainTextEngine::mightRender (const QString &) const [virtual] Test
if a string can be rendered by this text engine.
Returns:
Always true. All texts can be rendered by QwtPlainTextEngine
Implements QwtTextEngine.
void QwtPlainTextEngine::textMargins (const QFont &font, const QString &,
int &left, int &right, int &top, int &bottom) const [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.
QSize QwtPlainTextEngine::textSize (const QFont &font, intflags, const
QString &text) const [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:
Caluclated size
Implements QwtTextEngine.
Author
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code.
Version 5.2.2 Mon Aug 1 2011 QwtPlainTextEngine(3)
