50 lines
1.0 KiB
C#
50 lines
1.0 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2015 The OpenRA Developers (see AUTHORS)
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* This file is part of OpenRA, which is free software. It is made
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* available to you under the terms of the GNU General Public License
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* as published by the Free Software Foundation. For more information,
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* see COPYING.
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*/
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#endregion
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namespace OpenRA.Mods.Common.AI
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{
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class StateMachine
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{
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IState currentState;
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IState previousState;
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public void Update(Squad squad)
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{
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currentState.Tick(squad);
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}
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public void ChangeState(Squad squad, IState newState, bool rememberPrevious)
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{
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if (rememberPrevious)
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previousState = currentState;
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if (currentState != null)
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currentState.Deactivate(squad);
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if (newState != null)
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currentState = newState;
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currentState.Activate(squad);
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}
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public void RevertToPreviousState(Squad squad, bool saveCurrentState)
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{
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ChangeState(squad, previousState, saveCurrentState);
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}
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}
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interface IState
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{
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void Activate(Squad bot);
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void Tick(Squad bot);
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void Deactivate(Squad bot);
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}
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}
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