rclcpp::timer::GenericTimer< FunctorT, Clock, std::enable_if<(rclcpp::function_traits::same_arguments< FunctorT, VoidCallbackType >::value||rclcpp::function_traits::same_arguments< FunctorT, TimerCallbackType >::value) &&Clock::is_steady >::type * > Class Template Reference

Generic timer templated on the clock type. Periodically executes a user-specified callback. More...

#include <timer.hpp>

Inheritance diagram for rclcpp::timer::GenericTimer< FunctorT, Clock, std::enable_if<(rclcpp::function_traits::same_arguments< FunctorT, VoidCallbackType >::value||rclcpp::function_traits::same_arguments< FunctorT, TimerCallbackType >::value) &&Clock::is_steady >::type * >:

Public Member Functions
	GenericTimer (std::chrono::nanoseconds period, FunctorT &&callback)
	Default constructor. More...
virtual	~GenericTimer ()
	Default destructor. More...
void	execute_callback ()
template<typename CallbackT = FunctorT, typename std::enable_if< rclcpp::function_traits::same_arguments< CallbackT, VoidCallbackType >::value >::type * = nullptr>
void	execute_callback_delegate ()
template<typename CallbackT = FunctorT, typename std::enable_if< rclcpp::function_traits::same_arguments< CallbackT, TimerCallbackType >::value >::type * = nullptr>
void	execute_callback_delegate ()
virtual bool	is_steady ()
	Is the clock steady (i.e. is the time between ticks constant?) More...
Public Member Functions inherited from rclcpp::timer::TimerBase
	TimerBase (std::chrono::nanoseconds period)
	~TimerBase ()
void	cancel ()
void	reset ()
const rcl_timer_t *	get_timer_handle ()
std::chrono::nanoseconds	time_until_trigger ()
	Check how long the timer has until its next scheduled callback. More...
bool	is_ready ()
	Check if the timer is ready to trigger the callback. More...

Protected Attributes
FunctorT	callback_
Protected Attributes inherited from rclcpp::timer::TimerBase
rcl_timer_t	timer_handle_ = rcl_get_zero_initialized_timer()

Detailed Description

template<typename FunctorT, class Clock, typename std::enable_if<(rclcpp::function_traits::same_arguments< FunctorT, VoidCallbackType >::value||rclcpp::function_traits::same_arguments< FunctorT, TimerCallbackType >::value) &&Clock::is_steady >::type * = nullptr>
class rclcpp::timer::GenericTimer< FunctorT, Clock, std::enable_if<(rclcpp::function_traits::same_arguments< FunctorT, VoidCallbackType >::value||rclcpp::function_traits::same_arguments< FunctorT, TimerCallbackType >::value) &&Clock::is_steady >::type * >

Generic timer templated on the clock type. Periodically executes a user-specified callback.

Constructor & Destructor Documentation

GenericTimer()

template<typename FunctorT, class Clock, typename std::enable_if<(rclcpp::function_traits::same_arguments< FunctorT, VoidCallbackType >::value||rclcpp::function_traits::same_arguments< FunctorT, TimerCallbackType >::value) &&Clock::is_steady >::type * = nullptr>

rclcpp::timer::GenericTimer< FunctorT, Clock, >::GenericTimer ( std::chrono::nanoseconds  period, FunctorT &&  callback  )

inline

Default constructor.

Parameters

[in]	period	The interval at which the timer fires.
[in]	callback	User-specified callback function.

~GenericTimer()

template<typename FunctorT, class Clock, typename std::enable_if<(rclcpp::function_traits::same_arguments< FunctorT, VoidCallbackType >::value||rclcpp::function_traits::same_arguments< FunctorT, TimerCallbackType >::value) &&Clock::is_steady >::type * = nullptr>

virtual rclcpp::timer::GenericTimer< FunctorT, Clock, >::~GenericTimer ( )

inlinevirtual

Default destructor.

Member Function Documentation

execute_callback()

template<typename FunctorT, class Clock, typename std::enable_if<(rclcpp::function_traits::same_arguments< FunctorT, VoidCallbackType >::value||rclcpp::function_traits::same_arguments< FunctorT, TimerCallbackType >::value) &&Clock::is_steady >::type * = nullptr>

void rclcpp::timer::GenericTimer< FunctorT, Clock, >::execute_callback ( )

inlinevirtual

Implements rclcpp::timer::TimerBase.

execute_callback_delegate() [1/2]

template<typename FunctorT, class Clock, typename std::enable_if<(rclcpp::function_traits::same_arguments< FunctorT, VoidCallbackType >::value||rclcpp::function_traits::same_arguments< FunctorT, TimerCallbackType >::value) &&Clock::is_steady >::type * = nullptr>

template<typename CallbackT = FunctorT, typename std::enable_if< rclcpp::function_traits::same_arguments< CallbackT, VoidCallbackType >::value >::type * = nullptr>

void rclcpp::timer::GenericTimer< FunctorT, Clock, >::execute_callback_delegate ( )

inline

execute_callback_delegate() [2/2]

template<typename FunctorT, class Clock, typename std::enable_if<(rclcpp::function_traits::same_arguments< FunctorT, VoidCallbackType >::value||rclcpp::function_traits::same_arguments< FunctorT, TimerCallbackType >::value) &&Clock::is_steady >::type * = nullptr>

template<typename CallbackT = FunctorT, typename std::enable_if< rclcpp::function_traits::same_arguments< CallbackT, TimerCallbackType >::value >::type * = nullptr>

void rclcpp::timer::GenericTimer< FunctorT, Clock, >::execute_callback_delegate ( )

inline

is_steady()

template<typename FunctorT, class Clock, typename std::enable_if<(rclcpp::function_traits::same_arguments< FunctorT, VoidCallbackType >::value||rclcpp::function_traits::same_arguments< FunctorT, TimerCallbackType >::value) &&Clock::is_steady >::type * = nullptr>

virtual bool rclcpp::timer::GenericTimer< FunctorT, Clock, >::is_steady ( )

inlinevirtual

Is the clock steady (i.e. is the time between ticks constant?)

Returns

True if the clock used by this timer is steady.

Implements rclcpp::timer::TimerBase.

Member Data Documentation

callback_

template<typename FunctorT, class Clock, typename std::enable_if<(rclcpp::function_traits::same_arguments< FunctorT, VoidCallbackType >::value||rclcpp::function_traits::same_arguments< FunctorT, TimerCallbackType >::value) &&Clock::is_steady >::type * = nullptr>

FunctorT rclcpp::timer::GenericTimer< FunctorT, Clock, >::callback_

protected

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

• include/rclcpp/timer.hpp