#include <Signal.h>

Public Types
typedef TValue	Value

Public Member Functions
	SignalData ()
void	init (unsigned int s, int z=0, bool p=false, const Value &def=Value(0))
void	init (const Value *t, unsigned int size, int z=0, bool p=false, const Value &def=Value(0))
	SignalData (unsigned int s, int z=0, bool p=false, const Value &def=Value(0))
	SignalData (const Value *t, unsigned int size, int z=0, bool p=false, const Value &def=Value(0))
	~SignalData ()
	SignalData (const SignalData &other)
SignalData &	operator= (const SignalData &other)
const Value &	defaut () const

Data Fields
Value *	data
unsigned int	size
int	zero
bool	periodic

Detailed Description

template<typename TValue>
struct DGtal::SignalData< TValue >

Represents the signal data.

Template Parameters:

TValue the type chosen for each sample (generally float or double).

Definition at line 58 of file Signal.h.

Member Typedef Documentation

template<typename TValue>

typedef TValue DGtal::SignalData< TValue >::Value

Definition at line 59 of file Signal.h.

Constructor & Destructor Documentation

template<typename TValue >

DGtal::SignalData< TValue >::SignalData ( )

inline

Constructor. The object is not valid.

See also:: init.

Constructor.

Definition at line 45 of file Signal.ih.

: data( 0 )

{}

template<typename TValue >

DGtal::SignalData< TValue >::SignalData	(	unsigned int	s,
		int	z = `0`,
		bool	p = `false`,
		const Value &	def = `Value( 0 )`
	)

inline

Constructor.

Parameters:

s	the number of data in the signal.
z	the index of the zero-th element.
p	'true' if the signal is periodic.
def	the default value.

Definition at line 104 of file Signal.ih.

  : size( s ), zero( z ), periodic( p )
{
  data = new TValue[ size + 1 ];
  data[ size ] = def;
}

template<typename TValue >

DGtal::SignalData< TValue >::SignalData	(	const Value *	t,
		unsigned int	s,
		int	z = `0`,
		bool	p = `false`,
		const Value &	def = `Value( 0 )`
	)

inline

Constructor.

Parameters:

t	the array containing initial data.
size	the size of the signal.
z	the index of the zero-th element.
p	'true' if the signal is periodic.
def	the default value.

Constructor.

Parameters:

t	the array containing initial data.
s	the number of data in the signal.
z	the index of the zero-th element.
p	'true' if the signal is periodic.
def	the default value.

Definition at line 123 of file Signal.ih.

  : size( s ), zero( z ), periodic( p )
{
  data = new TValue[ size + 1 ];
  for ( unsigned int i = 0; i < size; ++i )
    data[ i ] = *t++;
  data[ size ] = def;
}

template<typename TValue >

DGtal::SignalData< TValue >::~SignalData ( )

inline

Destructor.

Definition at line 138 of file Signal.ih.

{
  if ( data != 0 ) delete[] data;
}

template<typename TValue >

DGtal::SignalData< TValue >::SignalData ( const SignalData< TValue > & other )

inline

Copy constructor.

Parameters:

other the data to clone.

Definition at line 150 of file Signal.ih.

References DGtal::SignalData< TValue >::data.

  : size( other.size ), zero( other.zero ), periodic( other.periodic )
{
  if ( other.data != 0 )
    {
      data = new TValue[ size + 1 ];
      for ( unsigned int i = 0; i <= size; ++i )
  data[ i ] = other.data[ i ];
    }
  else
    data = 0;
}

Member Function Documentation

template<typename TValue >

const TValue & DGtal::SignalData< TValue >::defaut ( ) const

inline

Default value.

Returns:: the default value.

Definition at line 207 of file Signal.ih.

Referenced by DGtal::Signal< TValue >::operator*().

{ 
  ASSERT( data != 0 );
  return data[ size ];
}

template<typename TValue >

void DGtal::SignalData< TValue >::init	(	unsigned int	s,
		int	z = `0`,
		bool	p = `false`,
		const Value &	def = `Value( 0 )`
	)

inline

Initializer.

Parameters:

s	the number of data in the signal.
z	the index of the zero-th element.
p	'true' if the signal is periodic.
def	the default value.

Constructor.

Parameters:

s	the number of data in the signal.
z	the index of the zero-th element.
p	'true' if the signal is periodic.
def	the default value.

Definition at line 61 of file Signal.ih.

{
  if ( data != 0 ) delete[] data;
  size = s; zero = z; periodic = p;
  data = new TValue[ size + 1 ];
  data[ size ] = def;
}

template<typename TValue >

void DGtal::SignalData< TValue >::init	(	const Value *	t,
		unsigned int	s,
		int	z = `0`,
		bool	p = `false`,
		const Value &	def = `Value( 0 )`
	)

inline

Initializer.

Parameters:

t	the array containing initial data.
size	the size of the signal.
z	the index of the zero-th element.
p	'true' if the signal is periodic.
def	the default value.

Constructor.

Parameters:

t	the array containing initial data.
s	the number of data in the signal.
z	the index of the zero-th element.
p	'true' if the signal is periodic.
def	the default value.

Definition at line 82 of file Signal.ih.

{
  if ( data != 0 ) delete[] data;
  size = s; zero = z; periodic = p;
  data = new TValue[ size + 1 ];
  for ( unsigned int i = 0; i < size; ++i, ++t )
    data[ i ] = *t;
  data[ size ] = def;
}

template<typename TValue >

DGtal::SignalData< TValue > & DGtal::SignalData< TValue >::operator= ( const SignalData< TValue > & other )

inline

Assignment.

Parameters:

other the data to clone.

Returns:: 'this'.

Definition at line 172 of file Signal.ih.

References DGtal::SignalData< TValue >::data, DGtal::SignalData< TValue >::periodic, DGtal::SignalData< TValue >::size, and DGtal::SignalData< TValue >::zero.

{
  if ( this != &other ) 
    {
      if ( other.data == 0 )
  {
    if ( data != 0 )
      delete[] data;
    data = 0;
  }
      else
  {
    if ( size < other.size ) 
      {
        delete[] data;
        data = new TValue[ other.size + 1 ];
      }
    size = other.size;
    zero = other.zero;
    periodic = other.periodic;
    for ( unsigned int i = 0; i <= size; ++i )
      data[ i ] = other.data[ i ];
  }
    }
  return *this;
}