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625952f82e
#preflight 63bdd7d60b7fcef8b01058bd #lockdown marc.audy [CL 23635962 by christopher waters in ue5-main branch]
48 lines
1.1 KiB
C++
48 lines
1.1 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "Async/AsyncResult.h"
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#include "Delegates/Delegate.h"
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#include "Misc/Timespan.h"
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struct FStepResult
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{
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public:
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enum class EState : uint8
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{
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DONE,
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FAILED,
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REPEAT,
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};
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FStepResult(EState InState, FTimespan InNextWait)
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: NextWait(MoveTemp(InNextWait))
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, State(InState)
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{ }
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// How long the executor should wait before either executing this same step, the next step or before declaring all steps complete
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FTimespan NextWait;
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// Whether the step that just completed is completely finished or should be rescheduled again for execution
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EState State;
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};
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class IStepExecutor
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{
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public:
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DECLARE_DELEGATE_RetVal_OneParam(FStepResult, FExecuteStepDelegate, const FTimespan& /*TotalProcessTime*/);
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virtual void Add(const FExecuteStepDelegate& Step) = 0;
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virtual void Add(const TFunction<FStepResult(const FTimespan&)>& Step) = 0;
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virtual void InsertNext(const FExecuteStepDelegate& Step) = 0;
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virtual void InsertNext(const TFunction<FStepResult(const FTimespan&)>& Step) = 0;
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virtual TAsyncResult<bool> Execute() = 0;
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virtual bool IsExecuting() const = 0;
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};
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