UnitConvertor Class Reference

Unit conversion functor. More...

#include <unitconvertor.h>

Inheritance diagram for UnitConvertor:

List of all members.

Public Member Functions
	UnitConvertor ()
	UnitConvertor (const double &factor, const double &offset)
double	operator() (const double &input) const
void	reset ()
const bool &	isValid () const
Protected Attributes
double	factor
double	offset
bool	valid

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Detailed Description

Unit conversion functor.

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Constructor & Destructor Documentation

UnitConvertor::UnitConvertor

(

)

{
    reset();
}

UnitConvertor::UnitConvertor	(	const double &	factor,
		const double &	offset
	)

{
    Q_ASSERT(factor != 0);
    this->factor = factor;
    this->offset = offset;
    valid = true;
}

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Member Function Documentation

const bool & UnitConvertor::isValid

(

)

const

{
    return valid;
}

double UnitConvertor::operator()

(

const double &

input

)

const

{
    if (valid) return factor*input + offset;
    else return std::numeric_limits<double>::quiet_NaN();
}

void UnitConvertor::reset

(

)

Referenced by UnitConvertor().

{
    factor = 1;
    offset = 0;
    valid = false;
}

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Member Data Documentation

double UnitConvertor::factor [protected]

Referenced by operator()(), reset(), and SqlUnitConvertor::SqlUnitConvertor().

double UnitConvertor::offset [protected]

Referenced by operator()(), reset(), and SqlUnitConvertor::SqlUnitConvertor().

bool UnitConvertor::valid [protected]

Referenced by isValid(), operator()(), reset(), and UnitConvertor().

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The documentation for this class was generated from the following files:

• unitconvertor.h
• unitconvertor.cpp