99 lines
2.1 KiB
Groff
99 lines
2.1 KiB
Groff
.TH "QwtVectorFieldArrow" 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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QwtVectorFieldArrow
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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_vectorfield_symbol\&.h>\fP
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.PP
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Inherits \fBQwtVectorFieldSymbol\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 "\fBQwtVectorFieldArrow\fP (qreal headWidth=6\&.0, qreal tailWidth=1\&.0)"
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.br
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.RI "Constructor\&. "
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.ti -1c
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.RI "virtual \fB~QwtVectorFieldArrow\fP () override"
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.br
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.RI "Destructor\&. "
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.ti -1c
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.RI "virtual void \fBsetLength\fP (qreal \fBlength\fP) override"
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.br
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.ti -1c
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.RI "virtual qreal \fBlength\fP () const override"
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.br
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.ti -1c
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.RI "virtual void \fBpaint\fP (QPainter *) const override"
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.br
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.RI "Draw the symbol/arrow\&. "
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.in -1c
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.SH "Detailed Description"
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.PP
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Arrow implementation that draws a filled arrow with outline, using a triangular head of constant width\&.
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.PP
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Definition at line 61 of file qwt_vectorfield_symbol\&.h\&.
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.SH "Constructor & Destructor Documentation"
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.PP
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.SS "QwtVectorFieldArrow::QwtVectorFieldArrow (qreal headWidth = \fC6\&.0\fP, qreal tailWidth = \fC1\&.0\fP)"
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.PP
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Constructor\&. The length is initialized by headWidth + 4
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.PP
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\fBParameters\fP
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.RS 4
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\fIheadWidth\fP Width of the triangular head
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.br
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\fItailWidth\fP Width of the arrow tail
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.RE
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.PP
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\fBSee also\fP
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.RS 4
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\fBsetLength()\fP
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.RE
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.PP
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.PP
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Definition at line 74 of file qwt_vectorfield_symbol\&.cpp\&.
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.SH "Member Function Documentation"
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.PP
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.SS "qreal QwtVectorFieldArrow::length () const\fC [override]\fP, \fC [virtual]\fP"
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.PP
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\fBReturns\fP
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.RS 4
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length of the symbol/arrow
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.RE
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.PP
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\fBSee also\fP
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.RS 4
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\fBsetLength()\fP
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.RE
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.PP
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.PP
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Implements \fBQwtVectorFieldSymbol\fP\&.
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.PP
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Definition at line 90 of file qwt_vectorfield_symbol\&.cpp\&.
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.SS "void QwtVectorFieldArrow::setLength (qreal length)\fC [override]\fP, \fC [virtual]\fP"
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Set the length of the symbol/arrow
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.PP
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\fBSee also\fP
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.RS 4
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\fBlength()\fP
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.RE
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.PP
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.PP
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Implements \fBQwtVectorFieldSymbol\fP\&.
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.PP
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Definition at line 85 of file qwt_vectorfield_symbol\&.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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