56 lines
1.2 KiB
C#
56 lines
1.2 KiB
C#
// (c) Copyright HutongGames, LLC 2010-2013. All rights reserved.
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using UnityEngine;
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namespace HutongGames.PlayMaker.Actions
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{
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[ActionCategory(ActionCategory.Logic)]
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[Tooltip("Tests if the value of a GameObject variable changed. Use this to send an event on change, or store a bool that can be used in other operations.")]
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public class GameObjectChanged : FsmStateAction
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{
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[RequiredField]
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[UIHint(UIHint.Variable)]
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[Tooltip("The GameObject variable to watch for a change.")]
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public FsmGameObject gameObjectVariable;
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[Tooltip("Event to send if the variable changes.")]
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public FsmEvent changedEvent;
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[UIHint(UIHint.Variable)]
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[Tooltip("Set to True if the variable changes.")]
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public FsmBool storeResult;
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private GameObject previousValue;
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public override void Reset()
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{
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gameObjectVariable = null;
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changedEvent = null;
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storeResult = null;
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}
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public override void OnEnter()
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{
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if (gameObjectVariable.IsNone)
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{
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Finish();
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return;
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}
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previousValue = gameObjectVariable.Value;
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}
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public override void OnUpdate()
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{
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storeResult.Value = false;
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if (gameObjectVariable.Value != previousValue)
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{
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storeResult.Value = true;
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Fsm.Event(changedEvent);
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}
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}
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}
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}
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