QwtVectorFieldThinArrow Class Reference

#include <qwt_vectorfield_symbol.h>

Inheritance diagram for QwtVectorFieldThinArrow:

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::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::~QwtVectorFieldThinArrow ( )

overridevirtual

Destructor.

Definition at line 134 of file qwt_vectorfield_symbol.cpp.

Member Function Documentation

length()

qreal QwtVectorFieldThinArrow::length ( ) const

overridevirtual

Returns

length of the symbol/arrow

See also

setLength()

Implements QwtVectorFieldSymbol.

Definition at line 152 of file qwt_vectorfield_symbol.cpp.

paint()

void QwtVectorFieldThinArrow::paint ( QPainter * ) const

overridevirtual

Draw the symbol/arrow.

Implements QwtVectorFieldSymbol.

Definition at line 157 of file qwt_vectorfield_symbol.cpp.

setLength()

void QwtVectorFieldThinArrow::setLength ( qreal length )

overridevirtual

Set the length of the symbol/arrow

See also

length()

Implements QwtVectorFieldSymbol.

Definition at line 139 of file qwt_vectorfield_symbol.cpp.