45 lines
1.4 KiB
C#
45 lines
1.4 KiB
C#
// Copyright (c) Microsoft Corporation.
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// Licensed under the MIT License
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using Microsoft.MixedReality.Toolkit.Input;
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using UnityEngine.EventSystems;
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namespace Microsoft.MixedReality.Toolkit.Experimental.InteractiveElement
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{
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/// <summary>
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/// The internal event receiver for the events defined in the Focus Interaction Event Configuration.
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/// </summary>
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public class FocusReceiver : BaseEventReceiver
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{
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public FocusReceiver(BaseInteractionEventConfiguration eventConfiguration) : base(eventConfiguration) { }
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private FocusEvents focusEventConfig => EventConfiguration as FocusEvents;
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private FocusInteractionEvent onFocusOn => focusEventConfig.OnFocusOn;
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private FocusInteractionEvent onFocusOff => focusEventConfig.OnFocusOff;
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private bool hadFocus;
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/// <inheritdoc />
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public override void OnUpdate(StateManager stateManager, BaseEventData eventData)
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{
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bool hasFocus = stateManager.GetState(StateName).Value > 0;
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if (hadFocus != hasFocus)
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{
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if (hasFocus)
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{
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onFocusOn.Invoke(eventData as FocusEventData);
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}
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else
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{
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onFocusOff.Invoke(eventData as FocusEventData);
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}
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}
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hadFocus = hasFocus;
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}
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}
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}
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