BitSet Class Reference

#include <bitset.h>

Public Member Functions
	BitSet (quint32 num_bits=8)
	BitSet (const quint8 *data, quint32 num_bits)
	BitSet (const BitSet &bs)
virtual	~BitSet ()
bool	allOff () const
bool	allOn () const
void	clear ()
bool	get (quint32 i) const
void	getContinuousRange (qint32 *start, qint32 *end, bool on)
const quint8 *	getData () const
quint8 *	getData ()
quint32	getNumBits () const
quint32	getNumBytes () const
bool	isNull () const
quint32	numOnBits () const
bool	operator!= (const BitSet &bs)
BitSet &	operator= (const BitSet &bs)
bool	operator== (const BitSet &bs)
void	orBitSet (const BitSet &other)
void	set (quint32 i, bool on)
void	setAll (bool on)
void	setRange (quint32 start, quint32 end, bool value)

Static Public Attributes
static BitSet	null

Detailed Description

Simple implementation of a BitSet.

Author

Joris Guisson Simple implementation of a BitSet, can only turn on and off bits. BitSet's are used to indicate which chunks we have or not.

Definition at line 32 of file bitset.h.

Constructor & Destructor Documentation

BitSet::BitSet

(

quint32

num_bits = 8

)

Constructor.

Parameters

num_bits

The number of bits

Definition at line 26 of file bitset.cpp.

BitSet::BitSet	(	const quint8 *	data,
		quint32	num_bits
	)

Manually set data.

Parameters

data	The data
num_bits	The number of bits

Definition at line 34 of file bitset.cpp.

BitSet::BitSet

(

const BitSet &

bs

)

Copy constructor.

Parameters

bs	BitSet to copy

Returns

Definition at line 49 of file bitset.cpp.

BitSet::~BitSet ( )

virtual

Definition at line 55 of file bitset.cpp.

Member Function Documentation

bool BitSet::allOff

(

)

const

Definition at line 132 of file bitset.cpp.

bool BitSet::allOn

(

)

const

Check if all bit are set to 1.

Definition at line 127 of file bitset.cpp.

void BitSet::clear

(

)

Set all bits to 0.

Definition at line 111 of file bitset.cpp.

bool BitSet::get ( quint32  i ) const

inline

Get the value of a bit, false means 0, true 1.

Parameters

i	Index of Bit

Definition at line 139 of file bitset.h.

void BitSet::getContinuousRange	(	qint32 *	start,
		qint32 *	end,
		bool	on
	)

Finds a continous rang of bits that on/off.

Parameters

start	here the start bit will be stored, -1 if nothing is found
end	stores the end bit, -1 if nothing is found
on	wether a continous range of bits on (set) or off (not set) should be searched for

Definition at line 80 of file bitset.cpp.

const quint8* BitSet::getData ( ) const

inline

Definition at line 88 of file bitset.h.

quint8* BitSet::getData ( )

inline

Definition at line 89 of file bitset.h.

quint32 BitSet::getNumBits ( ) const

inline

Definition at line 87 of file bitset.h.

quint32 BitSet::getNumBytes ( ) const

inline

Definition at line 86 of file bitset.h.

bool BitSet::isNull ( ) const

inline

See if the BitSet is null.

Definition at line 60 of file bitset.h.

quint32 BitSet::numOnBits ( ) const

inline

Get the number of on bits.

Definition at line 92 of file bitset.h.

bool BitSet::operator!= ( const BitSet &  bs )

inline

Opposite of operator ==.

Definition at line 134 of file bitset.h.

BitSet & BitSet::operator=

(

const BitSet &

bs

)

Assignment operator.

Parameters

bs	BitSet to copy

Returns

*this

Definition at line 62 of file bitset.cpp.

bool BitSet::operator==

(

const BitSet &

bs

)

Check for equality of bitsets.

Parameters

bs	BitSet to compare

Returns

true if equal

Definition at line 137 of file bitset.cpp.

void BitSet::orBitSet

(

const BitSet &

other

)

or this BitSet with another.

Parameters

other

The other BitSet

Definition at line 116 of file bitset.cpp.

void BitSet::set ( quint32  i, bool  on  )

inline

Set the value of a bit, false means 0, true 1.

Parameters

i	Index of Bit
on	False means 0, true 1

Definition at line 150 of file bitset.h.

void BitSet::setAll

(

bool

on

)

Set all bits on or off.

Definition at line 74 of file bitset.cpp.

void BitSet::setRange ( quint32  start, quint32  end, bool  value  )

inline

Sets the value of a range of bits.

Parameters

start	of the range
end	of the range
value	to set the range to

Definition at line 170 of file bitset.h.

Member Data Documentation

BitSet BitSet::null

static

Definition at line 136 of file bitset.h.

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

• bitset.h
• bitset.cpp