QwtNullTransform Class Reference

Null transformation. More...

#include <qwt_transform.h>

Inheritance diagram for QwtNullTransform:

Public Member Functions
	QwtNullTransform ()
	Constructor.
virtual	~QwtNullTransform ()
	Destructor.
virtual double	transform (double value) const
virtual double	invTransform (double value) const
virtual QwtTransform *	copy () const
Public Member Functions inherited from QwtTransform
	QwtTransform ()
	Constructor.
virtual	~QwtTransform ()
	Destructor.
virtual double	bounded (double value) const

Detailed Description

Null transformation.

QwtNullTransform returns the values unmodified.

Member Function Documentation

QwtTransform * QwtNullTransform::copy ( ) const

virtual

Returns

Clone of the transformation

Implements QwtTransform.

double QwtNullTransform::invTransform ( double  value ) const

virtual

Parameters

value

Value to be transformed

Returns

value unmodified

Implements QwtTransform.

double QwtNullTransform::transform ( double  value ) const

virtual

Parameters

value

Value to be transformed

Returns

value unmodified

Implements QwtTransform.