157 lines
3.9 KiB
Groff
157 lines
3.9 KiB
Groff
.TH "QwtPlainTextEngine" 3 "Sun Jul 18 2021" "Version 6.2.0" "Qwt User's Guide" \" -*- nroff -*-
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.ad l
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.nh
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.SH NAME
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QwtPlainTextEngine \- A text engine for plain texts\&.
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.SH SYNOPSIS
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.br
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.PP
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.PP
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\fC#include <qwt_text_engine\&.h>\fP
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.PP
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Inherits \fBQwtTextEngine\fP\&.
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.SS "Public Member Functions"
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.in +1c
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.ti -1c
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.RI "\fBQwtPlainTextEngine\fP ()"
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.br
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.RI "Constructor\&. "
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.ti -1c
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.RI "virtual \fB~QwtPlainTextEngine\fP ()"
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.br
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.RI "Destructor\&. "
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.ti -1c
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.RI "virtual double \fBheightForWidth\fP (const QFont &font, int flags, const QString &text, double width) const override"
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.br
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.ti -1c
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.RI "virtual QSizeF \fBtextSize\fP (const QFont &font, int flags, const QString &text) const override"
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.br
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.ti -1c
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.RI "virtual void \fBdraw\fP (QPainter *, const QRectF &rect, int flags, const QString &text) const override"
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.br
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.RI "Draw the text in a clipping rectangle\&. "
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.ti -1c
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.RI "virtual bool \fBmightRender\fP (const QString &) const override"
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.br
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.ti -1c
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.RI "virtual void \fBtextMargins\fP (const QFont &, const QString &, double &left, double &right, double &top, double &bottom) const override"
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.br
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.in -1c
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.SS "Additional Inherited Members"
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.SH "Detailed Description"
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.PP
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A text engine for plain texts\&.
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\fBQwtPlainTextEngine\fP renders texts using the basic Qt classes QPainter and QFontMetrics\&.
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.PP
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Definition at line 111 of file qwt_text_engine\&.h\&.
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.SH "Member Function Documentation"
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.PP
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.SS "void QwtPlainTextEngine::draw (QPainter * painter, const QRectF & rect, int flags, const QString & text) const\fC [override]\fP, \fC [virtual]\fP"
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.PP
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Draw the text in a clipping rectangle\&. A wrapper for QPainter::drawText\&.
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.PP
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\fBParameters\fP
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.RS 4
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\fIpainter\fP Painter
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.br
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\fIrect\fP Clipping rectangle
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.br
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\fIflags\fP Bitwise OR of the flags used like in QPainter::drawText
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.br
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\fItext\fP Text to be rendered
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.RE
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.PP
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.PP
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Implements \fBQwtTextEngine\fP\&.
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.PP
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Definition at line 230 of file qwt_text_engine\&.cpp\&.
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.SS "double QwtPlainTextEngine::heightForWidth (const QFont & font, int flags, const QString & text, double width) const\fC [override]\fP, \fC [virtual]\fP"
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Find the height for a given width
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.PP
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\fBParameters\fP
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.RS 4
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\fIfont\fP Font of the text
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.br
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\fIflags\fP Bitwise OR of the flags used like in QPainter::drawText
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.br
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\fItext\fP Text to be rendered
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.br
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\fIwidth\fP Width
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.RE
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.PP
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\fBReturns\fP
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.RS 4
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Calculated height
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.RE
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.PP
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.PP
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Implements \fBQwtTextEngine\fP\&.
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.PP
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Definition at line 172 of file qwt_text_engine\&.cpp\&.
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.SS "bool QwtPlainTextEngine::mightRender (const QString &) const\fC [override]\fP, \fC [virtual]\fP"
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Test if a string can be rendered by this text engine\&.
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.PP
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\fBReturns\fP
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.RS 4
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Always true\&. All texts can be rendered by \fBQwtPlainTextEngine\fP
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.RE
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.PP
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.PP
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Implements \fBQwtTextEngine\fP\&.
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.PP
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Definition at line 240 of file qwt_text_engine\&.cpp\&.
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.SS "void QwtPlainTextEngine::textMargins (const QFont & font, const QString &, double & left, double & right, double & top, double & bottom) const\fC [override]\fP, \fC [virtual]\fP"
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Return margins around the texts
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.PP
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\fBParameters\fP
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.RS 4
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\fIfont\fP Font of the text
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.br
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\fIleft\fP Return 0
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.br
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\fIright\fP Return 0
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.br
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\fItop\fP Return value for the top margin
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.br
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\fIbottom\fP Return value for the bottom margin
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.RE
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.PP
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.PP
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Implements \fBQwtTextEngine\fP\&.
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.PP
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Definition at line 210 of file qwt_text_engine\&.cpp\&.
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.SS "QSizeF QwtPlainTextEngine::textSize (const QFont & font, int flags, const QString & text) const\fC [override]\fP, \fC [virtual]\fP"
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Returns the size, that is needed to render text
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.PP
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\fBParameters\fP
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.RS 4
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\fIfont\fP Font of the text
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.br
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\fIflags\fP Bitwise OR of the flags used like in QPainter::drawText
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.br
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\fItext\fP Text to be rendered
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.RE
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.PP
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\fBReturns\fP
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.RS 4
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Calculated size
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.RE
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.PP
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.PP
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Implements \fBQwtTextEngine\fP\&.
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.PP
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Definition at line 191 of file qwt_text_engine\&.cpp\&.
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.SH "Author"
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.PP
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Generated automatically by Doxygen for Qwt User's Guide from the source code\&.
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