ratio Class Reference

Provides a ratio class. More...

List of all members.

Public Member Functions
	ratio (void)
	ratio (const ratio &r)
ratio &	operator+= (const ratio &r)
ratio &	operator+= (const double d)
ratio &	operator/= (const ratio &r)
ratio &	operator/= (double d)
ratio &	operator= (const ratio &r)
bool	operator== (const ratio &r) const
bool	operator!= (const ratio &r) const
double	make_double (void) const
double	Top (void) const
double	Bottom (void) const

---

Detailed Description

Provides a ratio class.

The ratio class allows numerators and denominators to be summed separately. Access to each is provided.

Definition at line 34 of file ratio.h.

---

Constructor & Destructor Documentation

ratio::ratio

(

void

)

Default constructor.

Initializes private variables

Definition at line 42 of file ratio.cpp.

ratio::ratio

(

const ratio &

r

)

Copy constructor.

Initializes private variables from existing ratio

Definition at line 50 of file ratio.cpp.

---

Member Function Documentation

ratio & ratio::operator+=

(

const ratio &

r

)

Add ratio to current ratio.

Parameters:

r

The ratio to add

Definition at line 59 of file ratio.cpp.

References bottom_, and top_.

ratio & ratio::operator+=

(

const double

d

)

Add double to current ratio.

Adds the d to both numerator and denominator

Parameters:

d

The double value to add

Definition at line 72 of file ratio.cpp.

ratio & ratio::operator/=

(

const ratio &

r

)

Divide one ratio by another.

Numerator divided by numerator. Denominator divided by denominator.

Parameters:

r

The ratio to be used in the "denominator" of the division

Definition at line 85 of file ratio.cpp.

References bottom_, and top_.

ratio & ratio::operator/=

(

double

d

)

Divide a ratio by a double.

Numerator and denominator both divided by d.

Parameters:

d

Definition at line 98 of file ratio.cpp.

ratio & ratio::operator=

(

const ratio &

r

)

Assignment operator.

Parameters:

r

The value being assigned

Definition at line 109 of file ratio.cpp.

References bottom_, and top_.

bool ratio::operator==

(

const ratio &

r

)

const

Equality test.

Equal if and only if top_ and bottom_ of both ratios are equal.

Parameters:

r

The value being compared

Definition at line 122 of file ratio.cpp.

References bottom_, and top_.

bool ratio::operator!=

(

const ratio &

r

)

const

Inequality test.

Not equal if top_s or bottom_s are unequal

Parameters:

r

The value being compared

Definition at line 133 of file ratio.cpp.

References bottom_, and top_.

double ratio::make_double

(

void

)

const

Value of ratio

Definition at line 140 of file ratio.cpp.

References Util::long_max, and Util::long_min.

double ratio::Top

(

void

)

const

Numerator of ratio

Definition at line 155 of file ratio.cpp.

Referenced by Statistic::Add().

double ratio::Bottom

(

void

)

const

Denominator of ratio

Definition at line 162 of file ratio.cpp.

Referenced by Statistic::Add().

---

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

• ratio.h
• ratio.cpp

---