OSB_LIB::Decimal Class Reference

Collaboration diagram for OSB_LIB::Decimal:

[legend]List of all members.

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Detailed Description

Provide non-integer numbers without rounding errors.

Definition at line 50 of file decimal.h.

Public Member Functions

• Decimal ()
• Decimal (int v)
• Decimal (long v)
• Decimal (long long v)
• Decimal (double v)
• Decimal (const Decimal &d)
• Decimal & operator= (const Decimal &)
• Decimal & operator- ()
• double toDouble () const

  Decimal may be trancated for value above 100 million.
  

• double frac () const

  Return the fractional part of decimal (e.g. 0.89 from 2.89).
  

• long trunc () const

  Return the truncated value of decimal (e.g. 2 from 2.89).
  

• long ceil () const

  Return the ceiling of decimal (e.g. 3 from 2.89).
  

• std::string str () const

  Return the decimal as a string.
  

• Decimal & operator+= (const Decimal &)
• Decimal & operator-= (const Decimal &)
• Decimal & operator *= (const Decimal &)
• Decimal & operator/= (const Decimal &)

Static Public Member Functions

• static long power ()
• static int precision (int p=-1)

Static Public Attributes

• static const long long valueMax = 0x7fffffffffffffffLL

  Maximum value for long long: no standard define exists.
  

• static const long long valueMin = ~valueMax

  Minium value for long long: no standard define exists.
  

Private Member Functions

• long long doubleToDecimal (double)
• long long longToDecimal (long long)

Private Attributes

• long long value_

Static Private Attributes

• static int precision_
• static long power_

Friends

• class RoundUp
• bool operator== (const Decimal &, const Decimal &)
• bool operator!= (const Decimal &, const Decimal &)
• bool operator< (const Decimal &, const Decimal &)
• bool operator> (const Decimal &, const Decimal &)
• bool operator<= (const Decimal &, const Decimal &)
• bool operator>= (const Decimal &, const Decimal &)

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Constructor & Destructor Documentation

OSB_LIB::Decimal::Decimal

(

)

[inline]

Definition at line 67 of file decimal.h.

References value_.

OSB_LIB::Decimal::Decimal

(

int

v

)

[inline]

Definition at line 68 of file decimal.h.

References longToDecimal(), and value_.

OSB_LIB::Decimal::Decimal

(

long

v

)

[inline]

Definition at line 69 of file decimal.h.

References longToDecimal(), and value_.

OSB_LIB::Decimal::Decimal

(

long long

v

)

[inline]

Definition at line 70 of file decimal.h.

References longToDecimal(), and value_.

OSB_LIB::Decimal::Decimal

(

double

v

)

[inline]

Definition at line 71 of file decimal.h.

References doubleToDecimal(), and value_.

OSB_LIB::Decimal::Decimal

(

const Decimal &

d

)

[inline]

Definition at line 72 of file decimal.h.

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Member Function Documentation

long OSB_LIB::Decimal::ceil

(

)

const

Return the ceiling of decimal (e.g. 3 from 2.89).

long long OSB_LIB::Decimal::doubleToDecimal

(

double

)

[private]

Referenced by Decimal().

double OSB_LIB::Decimal::frac

(

)

const

Return the fractional part of decimal (e.g. 0.89 from 2.89).

long long OSB_LIB::Decimal::longToDecimal

(

long

long

)

[private]

Referenced by Decimal().

Decimal& OSB_LIB::Decimal::operator *=

(

const Decimal &

)

Decimal& OSB_LIB::Decimal::operator+=

(

const Decimal &

)

Decimal & OSB_LIB::Decimal::operator-

(

)

[inline]

Definition at line 135 of file decimal.h.

References value_.

Decimal& OSB_LIB::Decimal::operator-=

(

const Decimal &

)

Decimal& OSB_LIB::Decimal::operator/=

(

const Decimal &

)

Decimal & OSB_LIB::Decimal::operator=

(

const Decimal &

)

[inline]

Definition at line 129 of file decimal.h.

References value_.

static long OSB_LIB::Decimal::power

(

)

[inline, static]

Definition at line 94 of file decimal.h.

References power_.

static int OSB_LIB::Decimal::precision

(

int

p = -1

)

[static]

std::string OSB_LIB::Decimal::str

(

)

const

Return the decimal as a string.

double OSB_LIB::Decimal::toDouble

(

)

const

Decimal may be trancated for value above 100 million.

long OSB_LIB::Decimal::trunc

(

)

const

Return the truncated value of decimal (e.g. 2 from 2.89).

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Friends And Related Function Documentation

bool operator!=	(	const Decimal &	d1,
		const Decimal &	d2
	)			[friend]

Definition at line 194 of file decimal.h.

bool operator<	(	const Decimal &	d1,
		const Decimal &	d2
	)			[friend]

Definition at line 199 of file decimal.h.

bool operator<=	(	const Decimal &	d1,
		const Decimal &	d2
	)			[friend]

Definition at line 209 of file decimal.h.

bool operator==	(	const Decimal &	d1,
		const Decimal &	d2
	)			[friend]

Definition at line 189 of file decimal.h.

bool operator>	(	const Decimal &	d1,
		const Decimal &	d2
	)			[friend]

Definition at line 204 of file decimal.h.

bool operator>=	(	const Decimal &	d1,
		const Decimal &	d2
	)			[friend]

Definition at line 214 of file decimal.h.

friend class RoundUp [friend]

Definition at line 52 of file decimal.h.

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Member Data Documentation

long OSB_LIB::Decimal::power_ [static, private]

Definition at line 110 of file decimal.h.

Referenced by power().

int OSB_LIB::Decimal::precision_ [static, private]

Definition at line 105 of file decimal.h.

long long OSB_LIB::Decimal::value_ [private]

Definition at line 114 of file decimal.h.

Referenced by Decimal(), OSB_LIB::operator!=(), operator-(), OSB_LIB::operator<(), OSB_LIB::operator<=(), operator=(), OSB_LIB::operator==(), OSB_LIB::operator>(), and OSB_LIB::operator>=().

const long long OSB_LIB::Decimal::valueMax = 0x7fffffffffffffffLL [static]

Maximum value for long long: no standard define exists.

Definition at line 62 of file decimal.h.

const long long OSB_LIB::Decimal::valueMin = ~valueMax [static]

Minium value for long long: no standard define exists.

Definition at line 64 of file decimal.h.

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

• decimal.h

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