105 lines
3.0 KiB
GDScript
105 lines
3.0 KiB
GDScript
extends PeriodicScheduler
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class_name ThreadedTimeoutScheduler
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## A scheduler that schedules work via a threaded timer.
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func _init(verify_ = null):
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if not verify_ == "GDRx":
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push_warning("Warning! Must only instance Scheduler from GDRx singleton!")
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## Returns singleton
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static func singleton() -> ThreadedTimeoutScheduler:
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return GDRx.ThreadedTimeoutScheduler_
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## Schedules an action to be executed.
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## [br]
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## [b]Args:[/b]
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## [br]
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## [code]action[/code] Action to be executed.
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## [br]
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## [code]state[/code] [Optional] state to be given to the action function.
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## [br][br]
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## [b]Returns:[/b]
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## [br]
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## The disposable object used to cancel the scheduled action
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## (best effort).
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func schedule(action : Callable, state = null) -> DisposableBase:
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var sad : SingleAssignmentDisposable = SingleAssignmentDisposable.new()
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var interval = func():
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sad.disposable = self.invoke_action(action, state)
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var disposed = RefValue.Set(false)
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var dispose = func():
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disposed.v = true
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var timer_thread = RefValue.Null()
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var timer = func():
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OS.delay_msec(0)
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if not disposed.v:
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interval.call()
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GDRx.THREAD_MANAGER.finish(timer_thread.v)
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timer_thread.v = GDRx.concur.default_thread_factory.call(timer)
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timer_thread.v.start()
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return CompositeDisposable.new([sad, Disposable.new(dispose)])
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## Schedules an action to be executed after duetime.
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## [br]
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## [b]Args:[/b]
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## [br]
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## [code]duetime[/code] Relative time after which to execute the action.
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## [br]
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## [code]action[/code] Action to be executed.
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## [br]
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## [code]state[/code] [Optional] state to be given to the action function.
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## [br][br]
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##
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## [b]Returns:[/b]
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## [br]
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## The disposable object used to cancel the scheduled action
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## (best effort).
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func schedule_relative(duetime, action : Callable, state = null) -> DisposableBase:
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var seconds : float = duetime
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if seconds <= 0.0:
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return self.schedule(action, state)
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var sad : SingleAssignmentDisposable = SingleAssignmentDisposable.new()
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var interval = func():
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sad.disposable = self.invoke_action(action, state)
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var disposed = RefValue.Set(false)
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var dispose = func():
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disposed.v = true
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var timer_thread = RefValue.Null()
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var timer = func():
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OS.delay_msec((1000.0 * seconds) as int)
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if not disposed.v:
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interval.call()
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GDRx.THREAD_MANAGER.finish(timer_thread.v)
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timer_thread.v = GDRx.concur.default_thread_factory.call(timer)
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timer_thread.v.start()
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return CompositeDisposable.new([sad, Disposable.new(dispose)])
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## Schedules an action to be executed at duetime.
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## [br]
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## [b]Args:[/b]
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## [br]
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## [code]duetime[/code] Absolute time at which to execute the action.
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## [br]
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## [code]action[/code] Action to be executed.
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## [br]
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## [code]state[/code] [Optional] state to be given to the action function.
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## [br][br]
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##
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## [b]Returns:[/b]
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## [br]
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## The disposable object used to cancel the scheduled action
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## (best effort).
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func schedule_absolute(duetime, action : Callable, state = null) -> DisposableBase:
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return self.schedule_relative(duetime - self.now(), action, state)
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