Public Types | Public Member Functions | Protected Attributes

mln::accu::count_labels< L > Struct Template Reference
[On values]

Count the number of different labels in an image. More...

#include <count_labels.hh>

Inheritance diagram for mln::accu::count_labels< L >:
Inheritance graph

List of all members.

Public Types

typedef L argument
typedef Accumulator< void > category
typedef count_labels< L > exact_t
typedef unsigned q_result
typedef mln::metal::unqualif
< unsigned >::ret 
result

Public Member Functions

 count_labels ()
bool is_valid () const
 Check whether this accu is able to return a result.
unsigned subj_ ()
void take_as_init (const T &t)
 Take as initialization the value t.
void take_as_init_ (const T &t)
 Default implementation of "take as initialization".
void take_n_times (unsigned n, const T &t)
 Take n times the value t.
void take_n_times_ (unsigned n, const T &t)
 Default implementation of "take n times".
unsigned to_result () const
 Get the value of the accumulator.

void init ()
 Manipulators.
void take (const argument &)
void take (const count_labels< L > &other)
void set_value (unsigned c)
 Force the value of the counter to c.

Protected Attributes

unsigned count_labels_
 The value of the counter.
std::vector< bool > deja_vu_

Detailed Description

template<typename L>
struct mln::accu::count_labels< L >

Count the number of different labels in an image.

The parameter L is the label type to be count.

Definition at line 52 of file count_labels.hh.


Member Typedef Documentation

template<typename L>
typedef L mln::accu::count_labels< L >::argument

Definition at line 56 of file count_labels.hh.

typedef Accumulator<void> mln::Accumulator< count_labels< L > >::category [inherited]

Reimplemented from mln::Proxy< count_labels< L > >.

Definition at line 80 of file accumulator.hh.

typedef count_labels< L > mln::Object< count_labels< L > >::exact_t [inherited]

Definition at line 173 of file object.hh.

typedef unsigned mln::accu::internal::base< unsigned , count_labels< L > >::q_result [inherited]

Definition at line 58 of file base.hh.

typedef mln::metal::unqualif< unsigned >::ret mln::accu::internal::base< unsigned , count_labels< L > >::result [inherited]

Definition at line 59 of file base.hh.


Constructor & Destructor Documentation

template<typename L >
mln::accu::count_labels< L >::count_labels (  )  [inline]

Definition at line 105 of file count_labels.hh.

References mln::accu::count_labels< L >::init().


Member Function Documentation

template<typename L >
void mln::accu::count_labels< L >::init (  )  [inline]
template<typename L >
bool mln::accu::count_labels< L >::is_valid (  )  const [inline]

Check whether this accu is able to return a result.

Always true here.

Definition at line 163 of file count_labels.hh.

template<typename L >
void mln::accu::count_labels< L >::set_value ( unsigned  c  )  [inline]

Force the value of the counter to c.

Definition at line 155 of file count_labels.hh.

References mln::accu::count_labels< L >::count_labels_.

unsigned mln::accu::internal::base< unsigned , count_labels< L > >::subj_ (  )  [inherited]
template<typename L >
void mln::accu::count_labels< L >::take ( const argument l  )  [inline]
template<typename L >
void mln::accu::count_labels< L >::take ( const count_labels< L > &  other  )  [inline]
void mln::Accumulator< count_labels< L > >::take_as_init ( const T &  t  )  [inherited]

Take as initialization the value t.

Dev note: this is a final method; override if needed by take_as_init_ (ending with '_').

void mln::Accumulator< count_labels< L > >::take_as_init_ ( const T &  t  )  [inherited]

Default implementation of "take as initialization".

void mln::Accumulator< count_labels< L > >::take_n_times ( unsigned  n,
const T &  t 
) [inherited]

Take n times the value t.

Dev note: this is a final method; override if needed by take_as_init_ (ending with '_').

void mln::Accumulator< count_labels< L > >::take_n_times_ ( unsigned  n,
const T &  t 
) [inherited]

Default implementation of "take n times".

template<typename L >
unsigned mln::accu::count_labels< L >::to_result (  )  const [inline]

Get the value of the accumulator.

Definition at line 146 of file count_labels.hh.

References mln::accu::count_labels< L >::count_labels_.


Member Data Documentation

template<typename L>
unsigned mln::accu::count_labels< L >::count_labels_ [protected]
template<typename L>
std::vector<bool> mln::accu::count_labels< L >::deja_vu_ [protected]