sensesp::Filter< T > Class Template Reference

Transform that only emits the output if the filter condition returns true. More...

#include <sensesp/transforms/filter.h>

Inheritance diagram for sensesp::Filter< T >:

Public Member Functions
	Filter (std::function< bool(const T &)> filter, String config_path="")
virtual void	set (const T &new_value) override
Public Member Functions inherited from sensesp::Transform< T, T >
	Transform (String config_path="")
Transform< T, T > *	connect_from (ValueProducer< T > *producer0, ValueProducer< T > *producer1=NULL, ValueProducer< T > *producer2=NULL, ValueProducer< T > *producer3=NULL, ValueProducer< T > *producer4=NULL)
Public Member Functions inherited from sensesp::TransformBase
	TransformBase (const String &config_path)
Public Member Functions inherited from sensesp::FileSystemSaveable
	FileSystemSaveable (const String &config_path)
virtual bool	load () override
	Load and populate the object from a persistent storage.
virtual bool	save () override
	Save the object to a persistent storage.
virtual bool	clear () override
	Delete the data from a persistent storage.
bool	find_config_file (const String &config_path, String &filename)
Public Member Functions inherited from sensesp::Saveable
	Saveable (const String &config_path)
virtual bool	refresh ()
	Refresh the object. This may or may not access the persistent storage but is not expected to overwrite the object's state.
const String &	get_config_path () const
Public Member Functions inherited from sensesp::Serializable
virtual bool	to_json (JsonObject &root)
virtual bool	from_json (const JsonObject &root)
Public Member Functions inherited from sensesp::ValueConsumer< T >
virtual void	set_input (const T &new_value)
void	connect_from (ValueProducer< T > *producer)
Public Member Functions inherited from sensesp::ValueProducer< T >
	ValueProducer ()
	ValueProducer (const T &initial_value)
virtual const T &	get () const
template<typename VConsumer >
std::enable_if< std::is_base_of< ValueConsumer< typenameVConsumer::input_type >, VConsumer >::value &&std::is_convertible< T, typenameVConsumer::input_type >::value, std::shared_ptr< VConsumer > >::type	connect_to (std::shared_ptr< VConsumer > consumer)
	Connect a producer to a transform with a different input type.
template<typename VConsumer >
std::enable_if< std::is_base_of< ValueConsumer< typenameVConsumer::input_type >, VConsumer >::value &&std::is_convertible< T, typenameVConsumer::input_type >::value, VConsumer * >::type	connect_to (VConsumer *consumer)
template<typename VConsumer >
std::enable_if< std::is_base_of< ValueConsumer< typenameVConsumer::input_type >, VConsumer >::value &&std::is_convertible< T, typenameVConsumer::input_type >::value, VConsumer * >::type	connect_to (VConsumer &consumer)
void	emit (const T &new_value)
Public Member Functions inherited from sensesp::Observable
	Observable ()
	Observable (Observable &&other)
	Move constructor.
void	notify ()
void	attach (std::function< void()> observer)

Additional Inherited Members
Public Types inherited from sensesp::ValueConsumer< T >
using	input_type = T
Static Public Member Functions inherited from sensesp::TransformBase
static const std::set< TransformBase * > &	get_transforms ()
Protected Attributes inherited from sensesp::Saveable
const String	config_path_
Protected Attributes inherited from sensesp::ValueProducer< T >
T	output_

Detailed Description

template<typename T>
class sensesp::Filter< T >

Transform that only emits the output if the filter condition returns true.

Definition at line 16 of file filter.h.

Constructor & Destructor Documentation

Filter()

template<typename T >

sensesp::Filter< T >::Filter ( std::function< bool(const T &)> filter, String config_path = "" )

inline

Definition at line 18 of file filter.h.

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Member Function Documentation

set()

template<typename T >

virtual void sensesp::Filter< T >::set ( const T & new_value )

inlineoverridevirtual

Used to set an input of this consumer. It is called automatically by a ValueProducer but can also be called manually.

Parameters

new_value

the value of the input

Reimplemented from sensesp::ValueConsumer< T >.

Definition at line 22 of file filter.h.

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

• src/sensesp/transforms/filter.h