QwtVectorFieldThinArrow - (unknown subject)

NAME  SYNOPSIS  Public Member Functions  Detailed Description  Constructor & Destructor Documentation  QwtVectorFieldThinArrow::QwtVectorFieldThinArrow (qreal headWidth = 6.0)  QwtVectorFieldThinArrow::˜QwtVectorFieldThinArrow () [override], [virtual]  Member Function Documentation  qreal QwtVectorFieldThinArrow::length () const [override], [virtual]  void QwtVectorFieldThinArrow::paint (QPainter * ) const [override],[virtual]  void QwtVectorFieldThinArrow::setLength (qreal length) [override],[virtual]  Author 

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NAME

QwtVectorFieldThinArrow

SYNOPSIS

#include <qwt_vectorfield_symbol.h>

Inherits QwtVectorFieldSymbol.

Public Member Functions

QwtVectorFieldThinArrow (qreal headWidth=6.0)
Constructor.
virtual ˜QwtVectorFieldThinArrow () override
Destructor.
virtual void setLength (qreal length) override
virtual qreal length () const override
virtual void paint (QPainter *) const override
Draw the symbol/arrow.

Public Member Functions inherited from QwtVectorFieldSymbol

QwtVectorFieldSymbol ()
Constructor.
virtual ˜QwtVectorFieldSymbol ()
Destructor.

Detailed Description

Arrow implementation that only used lines, with optionally a filled arrow or only lines.

Definition at line 81 of file qwt_vectorfield_symbol.h.

Constructor & Destructor Documentation

QwtVectorFieldThinArrow::QwtVectorFieldThinArrow (qreal headWidth = 6.0)

Constructor. The length is initialized by headWidth + 4

Parameters

headWidth Width of the triangular head

See also

setLength()

Definition at line 128 of file qwt_vectorfield_symbol.cpp.

QwtVectorFieldThinArrow::˜QwtVectorFieldThinArrow () [override], [virtual]

Destructor.

Definition at line 134 of file qwt_vectorfield_symbol.cpp.

Member Function Documentation

qreal QwtVectorFieldThinArrow::length () const [override], [virtual]

Returns

length of the symbol/arrow

See also

setLength()

Implements QwtVectorFieldSymbol.

Definition at line 152 of file qwt_vectorfield_symbol.cpp.

void QwtVectorFieldThinArrow::paint (QPainter * ) const [override],[virtual]

Draw the symbol/arrow.

Implements QwtVectorFieldSymbol.

Definition at line 157 of file qwt_vectorfield_symbol.cpp.

void QwtVectorFieldThinArrow::setLength (qreal length) [override],[virtual]

Set the length of the symbol/arrow

See also

length()

Implements QwtVectorFieldSymbol.

Definition at line 139 of file qwt_vectorfield_symbol.cpp.

Author

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